1 2016-12-29 Michael Meissner <meissner@linux.vnet.ibm.com>
3 * config/rs6000/rs6000.c (altivec_expand_builtin): Fix typos in
6 2016-12-29 Gerald Pfeifer <gerald@pfeifer.com>
8 * doc/extend.texi (Cilk Plus Builtins): cilkplus.org now uses
10 * doc/passes.texi (Cilk Plus Transformation): Ditto.
11 * doc/generic.texi (Statements for C++): Ditto, and use @uref.
13 2016-12-28 Uros Bizjak <ubizjak@gmail.com>
16 * config/i386/constraints.md (Bn): New special memory constraint.
17 * config/i386/predicates.md (norex_memory_operand): New predicate.
18 * config/i386/i386.md (*extzvqi_mem_rex64): New insn pattern and
19 corresponding peephole2 pattern.
21 2016-12-27 Sandra Loosemore <sandra@codesourcery.com>
23 * doc/cppdiropts.texi, doc/cppwarnopts.texi: New files, split from...
24 * doc/cppopts.texi: .... here.
25 * doc/cpp.texi (Invocation): Adjust includes.
26 * doc/invoke.texi (Option Summary): Add missing preprocesor-related
27 options. Adjust sorting and formatting.
28 (Warning Options): Include cppwarnopts.texi.
29 (Preprocessor Options): Add pointers and list the specific
30 preprocessor options from cppopts.texi first instead of last.
31 (Directory Options): Move/merge documentation of -I, -iquote, and
32 -I- to cppdiropts.texi. Include that file here.
34 2016-12-27 Michael Meissner <meissner@linux.vnet.ibm.com>
36 * config/rs6000/predicates.md (const_0_to_12_operand): Rename
37 predicate and change test from 0..11 to 0..12 to match the
38 semantics of the word extract/insert instructions. Change all
40 (const_0_to_11_operand): Likewise.
41 * config/rs6000/rs6000.c (altivec_expand_builtin): Likewise.
42 * config/rs6000/vsx.md (vextract4b): Likewise.
43 (vextract4b_internal): Likewise.
44 (vinsert4b): Likewise.
45 (vinsert4b_internal): Likewise.
46 (vinsert4b_di): Likewise.
47 (vinsert4b_di_internal): Likewise.
48 * config/rs6000/rs6000.md (zero_extendsi<mode>2): Fix offset used
49 in xxextractuw to zero extend the word in the vector registers.
52 2016-12-27 Uros Bizjak <ubizjak@gmail.com>
54 * config/i386/i386.c (ix86_secondary_reload): Require QImode
55 intermediate for QImode mask register spill only for !TARGET_AVX512DQ.
56 Always use true_regnum to determine operand regno.
58 2016-12-27 Sandra Loosemore <sandra@codesourcery.com>
60 * doc/cppopts.texi: Delete redundant documentation for -x. Move
61 -fno-show-column documentation to...
62 * doc/invoke.texi (Diagnostic Message Formatting Options): ...here.
63 Update the option summary.
65 2016-12-27 Uros Bizjak <ubizjak@gmail.com>
67 * config/i386/i386.md (VI_512): Remove.
68 (vcond<V_512:mode><VI_AVX512BW:mode>): Use VI_AVX512BW
69 mode iterator instead of VI_512.
70 (vcondu<V_512:mode><VI_AVX512BW:mode>): Ditto.
72 2016-12-27 Jakub Jelinek <jakub@redhat.com>
75 * config/i386/stringop.opt: Remove.
77 2016-12-27 Uros Bizjak <ubizjak@gmail.com>
80 * config/i386/constraints.md (Bc): New special memory constraint.
81 * config/i386/i386.md (*cmpqi_ext_1, *extvqi, *extzvqi): Use Bc
82 constraint with nonimmediate_operand to allow constant memory operands.
83 (*cmpqi_ext_3, insv<mode>_1, addqi_ext_1, *testqi_ext_1, andqi_ext_1)
84 (*<any_or:code>qi_ext_1, *xorqi_ext_1_cc): Use Bc constraint
85 with general_operand to allow constant memory operands.
87 2016-12-27 Alexander Ivchenko <alexander.ivchenko@intel.com>
89 * c-family/c.opt (flag_chkp_flexible_struct_trailing_arrays):
91 (fchkp-narrow-to-innermost-array): Fix typo.
92 * doc/cpp.texi (flag_chkp_flexible_struct_trailing_arrays): Ditto.
93 * tree-chkp.c (chkp_may_narrow_to_field ): Forbid
94 narrowing when flag_chkp_flexible_struct_trailing_arrays is used
95 and the field is the last array field in the structure.
97 2016-12-27 Uros Bizjak <ubizjak@gmail.com>
99 * config/i386/i386.md (andqi_ext_1): Use general_operand
100 predicate for operand 2.
102 2016-12-27 Uros Bizjak <ubizjak@gmail.com>
105 * config/i386/i386.md (*cmpqi_ext_1, *extvqi, *extzvqi): Use
106 nonimmediate_operand instead of nonimmediate_x64nomem_operand.
107 (*cmpqi_ext_3, insv<mode>_1, addqi_ext_1, *testqi_ext_1, andqi_ext_1)
108 (*<any_or:code>qi_ext_1, *xorqi_ext_1_cc): Use general_operand
109 instead of general_x64nomem_operand.
110 * config/i386/predicates.md (nonimmediate_x64nomem_operand): Remove.
111 (general_x64nomem_operand): Ditto.
113 2016-12-26 Uros Bizjak <ubizjak@gmail.com>
116 * config/i386/i386.md (addqi_ext_1): Canonicalize insn pattern w.r.t.
118 (*addqi_ext_2): Ditto.
119 (testqi_ext_ccno_0): Canonicalize expander w.r.t. zero_extract RTXes.
120 (testqi_ext_1_ccno): Rename from testqi_ext_ccno_0.
121 (*testqi_ext_0): Merge with *testqi_ext_1.
122 (*testqi_ext_1): Canonicalize insn pattern w.r.t. zero_extract RTXes.
123 Update corresponding splitter.
124 (*testqi_ext_2): Canonicalize insn pattern w.r.t. zero_extract RTXes.
125 (*andqi_ext_0): Merge with *andqi_ext_1.
126 (andqi_ext_1): Canonicalize insn pattern w.r.t. zero_extract RTXes.
127 Rename from *andqi_ext_1. Update corresponding splitter and
129 (*andqi_ext_1_cc): Rename from *andqi_ext_0_cc.
130 (*andqi_ext_2): Canonicalize insn pattern w.r.t. zero_extract RTXes.
131 (*<any_or:code>qi_ext_0): Merge with *andqi_ext_1.
132 (*<any_or:code>qi_ext_1): Canonicalize insn pattern w.r.t.
133 zero_extract RTXes. Update corresponding splitter.
134 (*<any_or:code>qi_ext_2): Canonicalize insn pattern w.r.t.
136 (xorqi_cc_ext_1): Canonicalize expander w.r.t. zero_extract RTXes.
137 (xorqi_ext_1_cc): Rename from xorqi_cc_ext_1.
138 (*xorqi_cc_ext_1): Canonicalize insn pattern w.r.t. zero_extract RTXes.
139 Update corresponding splitter.
140 (*xorqi_ext_1_cc): Rename from *xorqi_cc_ext_1.
141 (isinfxf2): Update calls to renamed expanders.
142 (isinf<mode>2): Ditto.
143 * config/i386/i386.c (ix86_expand_fp_compare): Ditto.
144 (ix86_emit_fp_unordered_jump): Ditto.
145 (ix86_emit_i387_round): Ditto.
147 2016-12-26 Eric Botcazou <ebotcazou@adacore.com>
149 * doc/invoke.texi (SPARC options): Add missing documentation for -mlra.
151 * doc/cpp.texi (Invocation): Remove space in command.
153 2016-12-25 Sandra Loosemore <sandra@codesourcery.com>
155 * doc/cpp.texi (Invocation): Revise to indicate that GCC driver
156 options are only documented in the GCC manual.
157 * doc/cppopts.texi: Delete documentation of GCC driver options
158 -o, -Wall, -Wtraditional, -Werror, -Wsystem-headers, -w,
159 -pedantic, -pedantic-errors, -std=, -ansi, --help, --target-help,
160 -v, -version. Update -Wcomment, -Wtrigraphs, -Wundef,
161 -Wexpansion-to-defined, -Wno-endif-labels, -traditional,
162 -traditional-cpp, -trigraphs to merge text previously in GCC manual.
163 * doc/invoke.texi (Option Summary): Move -trigraphs, -traditional,
164 and -traditional-cpp from C dialect options to preprocessor options.
165 (C Dialect Options): Likewise.
166 (Warning Options): Delete documentation of -Wcomment, -Wtrigraphs,
167 -Wexpansion-to-defined, -Wundef, and -Wno-endif-labels.
169 2016-12-24 Richard Sandiford <richard.sandiford@arm.com>
171 * tree-core.h (tree_base): Document the meaning of public_flag
173 * tree.h (SSA_NAME_IS_VIRTUAL_OPERAND): New macro.
174 (SET_SSA_NAME_VAR_OR_IDENTIFIER): Record whether the variable
175 is a virtual operand.
176 * gimple-expr.h (virtual_operand_p): Use SSA_NAME_IS_VIRTUAL_OPERAND.
178 2016-12-22 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
180 * tree-pretty-print.c (dump_generic_node): Change dump format for
181 REALPART_EXPR and IMAGPART_EXPR with TDF_GIMPLE.
183 2016-12-22 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
185 * varasm.c (build_constant_desc): Use the alignment of the var
186 decl instead of the original expression.
188 2016-12-22 Dominik Vogt <vogt@linux.vnet.ibm.com>
190 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Define
193 2016-12-22 Martin Liska <mliska@suse.cz>
195 PR tree-optimization/78886
196 * tree-ssa-strlen.c (handle_builtin_malloc): Return when LHS
199 2016-12-22 Jakub Jelinek <jakub@redhat.com>
202 * vec.h (vec<T, va_heap, vl_ptr>::safe_grow_cleared): Revert
205 2016-12-21 Vladimir Makarov <vmakarov@redhat.com>
207 PR rtl-optimization/78580
208 * ira-costs.c (find_costs_and_classes): Make regno_aclass
209 translated into an allocno class.
211 2016-12-21 Jakub Jelinek <jakub@redhat.com>
214 * tree-pass.h (make_pass_post_ipa_warn): Declare.
215 * builtins.c (validate_arglist): Adjust get_nonnull_args call.
216 Check for NULL pointer argument to nonnull arg here.
217 (validate_arg): Revert 2016-12-14 changes.
218 * calls.h (get_nonnull_args): Remove declaration.
219 * tree-ssa-ccp.c: Include diagnostic-core.h.
220 (pass_data_post_ipa_warn): New variable.
221 (pass_post_ipa_warn): New class.
222 (pass_post_ipa_warn::execute): New method.
223 (make_pass_post_ipa_warn): New function.
224 * tree.h (get_nonnull_args): Declare.
225 * tree.c (get_nonnull_args): New function.
226 * calls.c (maybe_warn_null_arg): Removed.
227 (maybe_warn_null_arg): Removed.
228 (initialize_argument_information): Revert 2016-12-14 changes.
229 * passes.def: Add pass_post_ipa_warn after first ccp after IPA.
231 2016-12-21 Pat Haugen <pthaugen@us.ibm.com>
233 PR rtl-optimization/11488
234 * common/config/rs6000/rs6000-common.c
235 (rs6000_option_optimization_table): Enable -fsched-pressure.
236 * config/rs6000/rs6000.c (TARGET_COMPUTE_PRESSURE_CLASSES): Define
238 (rs6000_option_override_internal): Set default -fsched-pressure
240 (rs6000_compute_pressure_classes): Implement target hook.
242 2016-12-21 Bill Seurer <seurer@linux.vnet.ibm.com>
245 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
246 -fasynchronous-unwind-tables option when -fsanitize=address is
249 2016-12-21 Bernd Schmidt <bschmidt@redhat.com>
252 * config/i386/i386.md (lea<mode>_general_2b, lea<mode>_general_3b): New
254 * config/i386/predicates.md (const123_operand): New.
256 2016-12-21 Jakub Jelinek <jakub@redhat.com>
257 Martin Liska <mliska@suse.cz>
260 * gcc.c (driver::build_option_suggestions): Do not add
261 -fsanitize=all as a suggestion candidate.
263 2016-12-21 Alexander Monakov <amonakov@ispras.ru>
266 * config/nvptx/nvptx.c (init_softstack_frame): Remove assert. Compute
267 crtl->is_leaf only if unset. Adjust comment.
269 2016-12-21 Andrew Pinski <apinski@cavium.com>
271 * match.pd (max:c @0 (plus@2 @0 INTEGER_CST@1)): New Pattern.
272 (min:c @0 (plus@2 @0 INTEGER_CST@1)) : New Pattern.
274 2016-12-20 James Greenhalgh <james.greenhalghj@arm.com>
276 * common.opt (excess_precision): Tag as SetByCombined.
277 * opts.c (set_fast_math_flags): Also set
278 flag_excess_precision_cmdline.
279 (fast_math_flags_set_p): Also check flag_excess_precision_cmdline.
280 * doc/invoke.texi (-fexcess-precision): Drop text saying the
281 option has no effect under -ffast-math, make it clear that
282 -ffast-math will cause -fexcess-precision=fast by default even for
283 standards compliant modes.
284 (-ffast-math): Document that this sets -fexcess-precision=fast.
286 2016-12-20 Richard Biener <rguenther@suse.de>
288 * passes.c (execute_one_pass): Handle going out of SSA w/o
289 hitting pass_startwith. Handle skipping property providers.
291 2016-12-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
294 * config/arm/arm.c (dump_minipool): Copy mp->value before emitting it
295 in the minipool to avoid invalid RTL sharing.
297 2016-12-19 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
299 * config/rs6000/rs6000-protos.h (expand_strn_compare): Declare.
300 * config/rs6000/rs6000.md (UNSPEC_CMPB): New unspec.
301 (cmpb<mode>3): pattern for generating cmpb.
302 (cmpstrnsi): pattern to expand strncmp ().
303 * config/rs6000/rs6000.opt (mstring-compare-inline-limit): Add a new
304 target option for controlling how much code inline expansion of
305 strncmp() will be allowed to generate.
306 * config/rs6000/rs6000.c (expand_strncmp_align_check): generate code
307 for runtime page crossing check of strncmp () args.
308 (expand_strn_compare): Function to do builtin expansion of strncmp ().
310 2016-12-19 David Malcolm <dmalcolm@redhat.com>
312 * print-rtl-function.c (print_rtx_function): Update
313 example in comment to reflect current format.
315 2016-12-19 Uros Bizjak <ubizjak@gmail.com>
317 * config/i386/i386.md (*popcounthi2_1): New insn_and_split pattern.
319 2016-12-19 Sandra Loosemore <sandra@codesourcery.com>
321 * doc/cpp.texi: Clean up anachronistic C99 references and remove
322 discussion of very old GCC versions.
323 (Differences from previous versions): Delete entire section.
325 2016-12-19 Will Schmidt <will_schmidt@vnet.ibm.com>
327 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling for
328 early expansion of vector multiply and subtract builtins.
330 2016-12-19 David Malcolm <dmalcolm@redhat.com>
332 * print-rtl.c (rtx_writer::print_rtx_operand_code_r): For
333 non-virtual pseudos in compact mode, wrap the regno in '<' and '>'
334 rather than using a '%' prefix.
335 * rtl-tests.c (selftest::test_dumping_regs): Update for above change.
337 2016-12-19 Dominik Vogt <vogt@linux.vnet.ibm.com>
340 * config/s390/s390.md ("*andc_split_<mode>"): Allow memory destination
341 only if it coincides with operand 2.
343 2016-12-19 Dominik Vogt <vogt@linux.vnet.ibm.com>
345 * combine.c (change_zero_ext): Skip generation of redundant AND.
347 2016-12-19 Krister Walfridsson <krister.walfridsson@gmail.com>
349 * config/netbsd.h (LINK_EH_SPEC): Define.
351 2016-12-18 Eric Botcazou <ebotcazou@adacore.com>
353 * lra-constraints.c (process_address): Add forward declaration.
354 (simplify_operand_subreg): In the MEM case, if the adjusted memory
355 reference is not sufficient aligned and the address was invalid,
356 reload the address before reloading the original memory reference.
357 Fix long lines and add a final return for the sake of clarity.
359 2016-12-17 Jakub Jelinek <jakub@redhat.com>
362 * sanopt.c (sanitize_asan_mark_unpoison): Remove next variable, use
363 continue if gsi_next should be skipped.
364 (sanitize_asan_mark_poison): Remove prev variable, use continue if
365 gsi_prev should be skipped. When removing ASAN_MARK, do gsi_prev
366 first and gsi_remove on a previously made copy of the iterator.
368 2016-12-17 Andrew Senkevich <andrew.senkevich@intel.com>
370 * config/i386/avx512bwintrin.h: Add new k-mask intrinsics.
371 * config/i386/avx512dqintrin.h: Ditto.
372 * config/i386/avx512fintrin.h: Ditto.
373 * config/i386/i386-builtin.def (__builtin_ia32_kaddqi,
374 __builtin_ia32_kaddhi, __builtin_ia32_kaddsi,
375 __builtin_ia32_kadddi): New.
376 * config/i386/sse.md (kadd<mode>): New.
378 2016-12-17 Uros Bizjak <ubizjak@gmail.com>
380 * config/i386/i386.md (*tzcnt<mode>_1): Merge *tzcnt<mode>_1_falsedep_1
381 and *tzcnt<mode>_1 to define_insn_and_split pattern. Adjust split
382 condition to split after epilogue_completed.
383 (ctz<mode>2): Remove expander.
384 (ctz<mode>2): Merge *ctz<mode>2_falsedep_1 and *ctz<mode>2 to
385 define_insn_and_split pattern. Adjust split condition to split
386 after epilogue_completed.
387 (clz<mode>2_lznct): Remove expander.
388 (clz<mode>2_lzcnt): Merge *clz<mode>2_lzcnt_falsedep_1 and
389 *clz<mode>2 to define_insn_and_split pattern. Adjust split
390 condition to split after epilogue_completed.
391 (<lt_zcnt>_<mode>): Remove expander.
392 (<lt_zcnt>_<mode>): Merge *<lt_zcnt>_<mode>_falsedep_1 and
393 *<lt_zcnt>_<mode> to define_insn_and_split pattern. Adjust split
394 condition to split after epilogue_completed.
395 (<lt_zcnt>_hi): New insn pattern.
396 (popcount<mode>2): Remove expander.
397 (popcount<mode>2): Merge *popcount<mode>2_falsedep_1 and
398 *popcount<mode>2 to define_insn_and_split pattern. Adjust split
399 condition to split after epilogue_completed.
400 (popcounthi2): New insn pattern.
402 2016-12-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
404 * config/rs6000/altivec.md (UNSPEC_CMPRB): New unspec value.
405 (UNSPEC_CMPRB2): New unspec value.
406 (UNSPEC_CMPEQB): New unspec value.
407 (cmprb): New expansion.
408 (*cmprb_internal): New insn.
409 (*setb_internal): New insn.
410 (cmprb2): New expansion.
411 (*cmprb2_internal): New insn.
412 (cmpeqb): New expansion.
413 (*cmpeqb_internal): New insn.
414 * config/rs6000/rs6000-builtin.def (BU_P9_2): New macro.
415 (BU_P9_64BIT_2): Likewise.
416 (BU_P9_OVERLOAD_2): Likewise.
417 (CMPRB): Add byte-in-range built-in function.
418 (CMBRB2): Add byte-in-either-range built-in function.
419 (CMPEQB): Add byte-in-set built-in function.
420 (CMPRB): Add overload support for byte-in-range function.
421 (CMPRB2): Add overload support for byte-in-either-range function.
422 (CMPEQB): Add overload support for byte-in-set built-in function.
423 * config/rs6000/rs6000-c.c (P9_BUILTIN_CMPRB): Macro expansion to
424 define argument types for new builtin.
425 (P9_BUILTIN_CMPRB2): Likewise.
426 (P9_BUILTIN_CMPEQB): Likewise.
427 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Rearrange
428 the order of presentation for certain built-in functions
429 (scalar_extract_exp, scalar_extract_sig, scalar_insert_exp)
430 (scalar_cmp_exp_gt, scalar_cmp_exp_lt, scalar_cmp_exp_eq)
431 (scalar_cmp_exp_unordered, scalar_test_data_class)
432 (scalar_test_neg) to improve locality and flow. Document
433 the new __builtin_scalar_byte_in_set,
434 __builtin_scalar_byte_in_range, and
435 __builtin_scalar_byte_in_either_range functions.
437 2016-12-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
439 * config/aarch64/aarch64.md: New define_split above bswap<mode>2.
441 2016-12-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
443 * config/aarch64/aarch64.md: New define_split above insv<mode>.
445 2016-12-16 Jakub Jelinek <jakub@redhat.com>
448 * tree-ssa-ccp.c: Include tree-dfa.h.
449 (optimize_memcpy): New function.
450 (pass_fold_builtins::execute): Use it. Remove useless conditional
451 break after BUILT_IN_VA_*.
453 2016-12-16 Marek Polacek <polacek@redhat.com>
455 PR tree-optimization/78819
456 * tree-vrp.c (find_switch_asserts): Return if the insertion limit is 0.
457 Don't register an assertion if the default case shares a label with
460 2016-12-16 Wilco Dijkstra <wdijkstr@arm.com>
462 * config/arm/arm.md (subsi3_carryin): Add Thumb-2 RSC #0.
463 (arm_negdi2) Rename to negdi2_insn, allow on Thumb-2.
464 * config/arm/thumb2.md (thumb2_negdi2): Remove pattern.
466 2016-12-16 Wilco Dijkstra <wdijkstr@arm.com>
468 * config/arm/arm.c (thumb_core_reg_alloc_order): Swap R12 and R14.
470 2016-12-16 Claudiu Zissulescu <claziss@synopsys.com>
472 * config/arc/arc.md (call_prof): Remove.
473 (call_value_prof): Likewise.
474 (sibcall_prof): Likewise.
475 (sibcall_value_prof): Likewise.
477 2016-12-16 Claudiu Zissulescu <claziss@synopsys.com>
479 * config/arc/arc.h (LINK_SPEC): Tidy up.
480 (ENDFILE_SPEC): Likewise.
481 (LIB_SPEC): Likewise.
482 (STARTFILE_SPEC): Include gcrt0 when profiling.
483 (FUNCTION_PROFILER): Use __mcount.
484 * config/arc/arc.opt (mucb-mcount): Remove.
485 * doc/invoke.texi (ARC): Remove mucb-mcount doc.
486 * arc/arc-protos.h (arc_profile_call): Remove.
487 * config/arc/arc.c (write_profile_sections): Likewise.
488 (arc_profile_call): Likewise.
489 (unspec_prof_hash): Likewise.
490 (unspec_prof_htab_eq): Likewise.
491 (arc_legitimate_constant_p): Remove UNSPEC_PROF.
492 (arc_reorg): Remove call to write_profile_sections.
493 * config/arc/arc.md (call): Remove call to arc_profile_call.
494 (call_value): Likewise.
496 (sibcall_value): Likewise.
497 (define_constants): Remove UNSPEC_PROF.
499 2016-12-16 Claudiu Zissulescu <claziss@synopsys.com>
501 * config/arc/arc.md (mulsidi_600): Change to insn_and_split,
502 generate new mul64 insn for core multiplication work.
503 (umulsidi_600): Likewise, but use mulu64 insn.
504 (mul64): New pattern, content taken from old mulsidi_600 insn pattern.
505 (mulu64): Likewise, but using umulsidi_600.
506 (mulsidi3): Remove move to destination, this is now handled by
507 mulsidi_600 insn_and_split.
508 (umulsidi3): Likewise, but using umulsidi_600.
510 2016-12-16 Richard Biener <rguenther@suse.de>
513 * langhooks-def.h (lhd_unit_size_without_reusable_padding): Declare.
514 (LANG_HOOKS_UNIT_SIZE_WITHOUT_REUSABLE_PADDING): Define.
515 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Adjust.
516 * langhooks.h (struct lang_hooks_for_types): Add
517 unit_size_without_reusable_padding.
518 * langhooks.c (lhd_unit_size_without_reusable_padding): New.
519 * stor-layout.c (finish_bitfield_representative): Use
520 unit_size_without_reusable_padding langhook to decide on the
521 last representatives size.
523 2016-12-16 Richard Biener <rguenther@suse.de>
526 * expr.c (expand_cond_expr_using_cmove): Bail out early if
527 we end up recursing via TER.
529 2016-12-15 Martin Sebor <msebor@redhat.com>
532 * vec.h (vec<T, va_heap, vl_ptr>::safe_grow_cleared): Assert
533 a pointer is non-null.
535 2016-12-15 Andrew Senkevich <andrew.senkevich@intel.com>
537 * config/i386/avx512bwintrin.h: Add new k-mask intrinsics.
538 * config/i386/avx512dqintrin.h: Ditto.
539 * config/i386/avx512fintrin.h: Ditto.
540 * config/i386/i386-builtin.def (__builtin_ia32_kmovb,
541 __builtin_ia32_kmovd, __builtin_ia32_kmovq): New.
542 (__builtin_ia32_kmov16): Rename to __builtin_ia32_kmovw.
543 * config/i386/sse.md (kmov<mskmodesuffix>): New.
545 2016-12-15 Uros Bizjak <ubizjak@gmail.com>
547 * config/i386/i386.md (ffs<mode>2): Generate CCCmode flags register
549 (ffssi2_no_cmove): Ditto.
550 (*tzcnt<mode>_1_falsedep_1): New insn_and_split pattern.
551 (*tzcnt<mode>_1_falsedep): New insn pattern.
553 (LT_ZCNT): New mode iterator.
554 (lt_zcnt): New mode attribute.
555 (lt_zcnt_type): New mode attribute.
556 (<lt_zcnt>_<mode>): Macroize expander from bmi_tzcnt_<mode> and
557 lzcnt_<mode> using LT_ZCNT mode iterator.
558 (*<lt_zcnt>_<mode>_falsedep_1): Macroize insn from
559 *bmi_tzcnt_<mode>_falsedep_1 and *lzcnt_<mode>_falsedep_1
560 using LT_ZCNT mode iterator.
561 (*<lt_zcnt>_<mode>_falsedep): Macroize insn from
562 *bmi_tzcnt_<mode>_falsedep and *lzcnt_<mode>_falsedep
563 using LT_ZCNT mode iterator.
564 (*<lt_zcnt>_<mode>): Macroize insn from *bmi_tzcnt_<mode>
565 and *lzcnt_<mode> using LT_ZCNT mode iterator.
566 * config/i386/i386-builtin.def (__builtin_ia32_tzcnt_u16)
567 (__builtin_ia32_tzcnt_u32, __builtin_ia32_tzcnt_u64, __builtin_ctzs):
570 2016-12-15 Jakub Jelinek <jakub@redhat.com>
572 * ipa-cp.c (class ipcp_bits_lattice): Formatting fixes.
573 (print_ipcp_constant_value): Likewise.
574 (ipcp_cloning_candidate_p): Likewise.
575 (ipcp_bits_lattice::get_value_and_mask): Likewise.
576 (ipcp_bits_lattice::meet_with_1): Likewise.
577 (ipcp_bits_lattice::meet_with): Likewise.
578 (initialize_node_lattices): Likewise.
579 (ipcp_lattice::add_value): Likewise.
580 (propagate_vals_accross_pass_through): Renamed to ...
581 (propagate_vals_across_pass_through): ... this function.
582 (propagate_vals_accross_ancestor): Renamed to ...
583 (propagate_vals_across_ancestor): ... this.
584 (propagate_scalar_accross_jump_function): Renamed to ...
585 (propagate_scalar_across_jump_function): ... this.
586 Adjust calls to above functions.
587 (propagate_context_accross_jump_function): Renamed to ...
588 (propagate_context_across_jump_function): ... this.
589 (propagate_bits_accross_jump_function): Renamed to ...
590 (propagate_bits_accross_jump_function): ... this. Formatting fixes.
591 (propagate_vr_accross_jump_function): Renamed to ...
592 (propagate_vr_across_jump_function): ... this.
593 (merge_agg_lats_step): Formatting fixes.
594 (propagate_constants_accross_call): Renamed to ...
595 (propagate_constants_across_call): ... this. Adjust calls to above
597 (ipa_get_indirect_edge_target_1): Formatting fixes.
598 (gather_context_independent_values): Likewise.
599 (estimate_local_effects): Likewise.
600 (add_all_node_vals_to_toposort): Likewise.
601 (propagate_constants_topo): Adjust calls to above functions.
602 (get_replacement_map): Formatting fixes.
603 (dump_profile_updates): Likewise.
604 (update_profiling_info): Likewise.
605 (update_specialized_profile): Likewise.
606 (create_specialized_node): Likewise.
607 (find_more_contexts_for_caller_subset): Likewise.
608 (decide_whether_version_node): Likewise.
609 (identify_dead_nodes): Likewise.
610 (ipcp_decision_stage): Likewise.
611 (ipcp_store_bits_results): Likewise.
612 (ipcp_store_vr_results): Likewise.
613 (ipcp_driver): Likewise.
615 2016-12-15 David Malcolm <dmalcolm@redhat.com>
617 PR preprocessor/78680
618 PR preprocessor/78811
619 * input.c (struct selftest::lexer_test): Add field
620 m_implicitly_expect_EOF.
621 (selftest::lexer_error_sink): New class.
622 (selftest::lexer_error_sink::s_singleton): New global.
623 (selftest::lexer_test::lexer_test): Initialize new field
624 "m_implicitly_expect_EOF".
625 (selftest::lexer_test::~lexer_test): Conditionalize the
626 check for the EOF token on the new field.
627 (selftest::test_lexer_string_locations_raw_string_unterminated):
629 (selftest::input_c_tests): Call the new test.
631 2016-12-15 Wilco Dijkstra <wdijkstr@arm.com>
633 * config/arm/arm.h (TARGET_BACKTRACE): Use crtl->is_leaf.
634 * config/arm/arm.c (arm_option_check_internal): Improve comment.
635 (thumb_force_lr_save): Use crtl->is_leaf.
636 (arm_get_frame_offsets): Remove comment. Use crtl->is_leaf.
637 (thumb_far_jump_used_p): Remove comment.
638 (arm_frame_pointer_required): Use crtl->is_leaf.
640 2016-12-15 Jakub Jelinek <jakub@redhat.com>
642 * doc/extend.texi: Clean up @xref{...} uses.
643 * doc/invoke.texi: Likewise.
645 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
647 * arm-fpus.def: Add CNAME field to all FPU definitions.
648 * genopt.sh: Use explicit enumeration tags for FPU entries.
649 * arm-tables.opt: Regenerated.
650 * arm.opt (mfpu): Provide initial value.
651 * arm-opts.h (enum fpu_type): Build the enumeration from the list of
652 available FPUs. Add 'auto' entry on the end.
653 * arm.c (arm_configure_build_target): Only do explicit configuration
654 of the FPU features if the selected FPU is not 'auto'.
655 (arm_option_override): Adjust initialization of arm_fpu_index.
656 Emit an error if we have a hard float ABI request, but the processor
657 does not support floating-point.
658 (arm_option_print): Handle -mfpu=auto.
659 (arm_valid_target_attribute_rec): Don't permit fpu=auto in pragmas
660 or function attributes.
661 (arm_identify_fpu_from_isa): Handle effective soft-float when
662 the FPU is automatically detected.
663 * arm-cores.def (arm1136jf-s): Add feature ISA_FP_DBL.
664 (arm1176jzf-s): Likewise.
666 (arm1156t2f-s): Likewise.
668 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
670 * arm-fpus.def (ARM_FPU): Remove features field from all definitions.
671 * arm.h (arm_fpu_feature_set): Delete typedef.
672 (FPU_FL_NONE): Delete.
673 (FPU_FL_NEON): Delete.
674 (FPU_FL_FP16): Delete.
675 (FPU_FL_CRYPTO): Delete.
676 (FPU_FL_DBL): Delete.
677 (FPU_FL_D32): Delete.
678 (FPU_FL_VFPv2): Delete.
679 (FPU_FL_VFPv3): Delete.
680 (FPU_FL_VFPv4): Delete.
681 (FPU_FL_VFPv5): Delete.
682 (FPU_FL_AMRv8): Delete.
691 (FPU_CRYPTO): Delete.
693 (arm_fpu_desc): Delete features field.
694 * arm.c (all_fpus): Don't initialize feature field.
696 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
698 * arm.c (arm_can_inline_p): Use ISA features for determining
701 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
703 * arm-protos.h (arm_configure_build_target): Change second argument
704 to cl_target_options.
705 * arm.c (arm_configure_build_target): Likewise.
706 (arm_option_restore): Update accordingly.
707 (arm_option_override): Create the target_option_default_node before
708 calling arm_configure_build_target. Use it in call of latter.
709 Resynchronize after all other overrides have been calculated.
710 (arm_valid_target_attribute_tree): Use the target options for
711 reconfiguration. Resynchronize after performing override checks.
712 * arm-c.c (arm_pragma_target_parse): Use target optiosn from cur_tree
713 to reconfigure the build target.
715 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
717 * arm.h (TARGET_VFPD32): Use arm_active_target.
718 (TARGET_VFP3): Likewise.
719 (TARGET_VFP5): Likewise.
720 (TARGET_VFP_SINGLE): Likewise.
721 (TARGET_VFP_DOUBLE): Likewise.
722 (TARGET_NEON_FP16): Likewise.
723 (TARGET_FP16): Likewise.
724 (TARGET_FMA): Likewise.
725 (TARGET_FPU_ARMV8): Likewise.
726 (TARGET_CRYPTO): Likewise.
727 (TARGET_NEON): Likewise.
728 (TARGET_FPU_FEATURES): Delete.
729 * arm.c (arm_option_check_internal): Check for iwmmxt conflict with
730 Neon using arm_active_target.
732 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
734 * arm.h (TARGET_FPU_NAME): Delete.
735 * arm.c (arm_identify_fpu_from_isa): New function.
736 (arm_declare_function_name): Use it to get the name for the FPU.
738 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
740 * arm-protos.h: Include sbitmap.h
741 (arm_configure_build_target): Make public.
742 * arm.c (arm_configure_build_target): Now not static.
743 (arm_valid_target_attribute_rec): Move internal option check to...
744 (arm_valid_target_attribute_tree0: ... here. Also reconfingure the
746 (arm_override_options_after_change): Call arm_configure_build_target.
747 (isa_all_fpubits): Renamed from isa_fpubits.
748 (arm_option_restore): New function.
749 (TARGET_OPTION_RESTORE): Register it.
750 (arm_configure_build_target): Initialize the FPU capability bits in
752 (arm_option_override): Move the code that forces the setting of the
753 FPU option before the call to arm_configure_build_target.
754 * arm.opt (march): Mark as Save.
755 (mcpu, mtune): Likewise.
756 * arm-c.c (arm_pragma_target_parse): Reconfigure the build target
757 after pragmas change the target options.
759 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
761 * arm-isa.h (isa_feature): Add bits for VFPv4, FPv5, fp16conv,
762 fP_dbl, fp_d32 and fp_crypto.
763 (ISA_ALL_FPU): Add all the new bits.
764 (ISA_VFPv2, ISA_VFPv3, ISA_VFPv4, ISA_FPv5): New macros.
765 (ISA_FP_ARMv8, ISA_FP_DBL, ISA_FP_D32, ISA_NEON, ISA_CRYPTO): Likewise.
766 * arm-fpus.def: Add ISA features to all FPUs.
767 * arm.h: (arm_fpu_desc): Add new field for ISA bits.
768 * arm.c (all_fpus): Initialize it.
769 * arm-tables.opt: Regenerated.
771 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
773 * arm.h (FPU_FL_VFPv2) New feature bit.
774 (FPU_FL_VFPv3, FPU_FL_VFPv4, FPU_FL_VFPv5, FPU_FL_ARMv8): Likewise.
775 (FPU_VFPv2, FPU_VFPv3, FPU_VFPv4, FPU_VFPv5, FPU_ARMv8): New helper
777 (FPU_DBL, FPU_D32, FPU_NEON, FPU_CRYPTO, FPU_FP16): Likewise.
778 (TARGET_FPU_REV): Delete.
779 (TARGET_VFP3): Use feature bits.
780 (TARGET_VFP5): Likewise.
781 (TARGET_FMA): Likewise.
782 (TARGET_FPU_ARMV8): Likewise.
783 (struct arm_fpu_desc): Delete rev field.
784 * arm-fpus.def: Delete REV entry, use new feature bits and macros.
785 * arm.c (all_fpus): Delete rev field.
787 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
789 * arm.h (vfp_reg_type): Delete.
790 (TARGET_FPU_REGS): Delete.
791 (arm_fpu_desc): Delete regs field.
792 (FPU_FL_NONE, FPU_FL_NEON, FPU_FL_FP16, FPU_FL_CRYPTO): Use unsigned
794 (FPU_FL_DBL, FPU_FL_D32): Define.
795 (TARGET_VFPD32): Use feature test.
796 (TARGET_VFP_SINGLE): Likewise.
797 (TARGET_VFP_DOUBLE): Likewise.
798 * arm-fpus.def: Update all entries for new feature bits.
799 * arm.c (all_fpus): Update initializer macro.
800 (arm_can_inline_p): Remove test on fpu regs.
802 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
804 * arm.h (arm_fp_model): Delete.
806 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
808 * arm-cores.def: Remove FLAGS field from all core definitions.
809 * arm-arches.def: Likewise.
810 * arm-opts.h (enum processor_type): Remove FLAGS parameter from
812 (arm_arch_core_flags): Likewise, plus ARM_ARCH macro.
813 * arm-protos.h (FL_*): Delete.
814 (arm_feature_set): Delete.
815 (ARM_FSET_*): Delete.
816 * arm.c (struct processors): Delete flags field.
817 (all_cores): Delete FLAGS parameter from macro, don't initialize flags.
818 (all architectures): Likewise.
820 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
822 * arm-opts.h (struct arm_arch_core_flag): Add new field ISA.
824 (arm_arch_core_flag): Delete flags field.
825 (arm_arch_core_flags): Don't initialize flags field.
826 * common/config/arm/arm-common.c (check_isa_bits_for): New function.
827 (arm_target_thumb_only): Use new isa bits arrays.
829 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
831 * arm-protos.h (insn_flags): Delete declaration.
832 (arm_arch7ve): Declare.
833 * arm.c (insn_flags): Delete.
834 (arm_arch7ve): New variable.
835 (arm_selected_cpu): Delete.
836 (arm_option_check_internal): Use new ISA bitmap.
837 (arm_option_override_internal): Likewise.
838 (arm_configure_build_target): Declare arm_selected_cpu locally.
839 (arm_option_override): Use new ISA bitmap. Initialize arm_arch7ve.
840 Rearrange variable intialization by general function.
841 * arm.h (TARGET_HAVE_LPAE): Use arm_arch7ve.
843 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
845 * arm-builtins.c: Include sbitmap.h.
846 (def_mbuiltin): Change first parameter to a flag bit. Use it to test
847 available features in the current target.
848 (struct builtin_description): Change type of feature field.
849 (IWMMXT_BUILTIN): Use the isa_features types.
850 (IWMMXT2_BUILTIN): Likewise.
851 (IWMMXT_BUILTIN2): Likewise.
852 (IWMMXT2_BUILTIN2): Likewise.
853 (CRC32_BUILTIN): Likewise.
854 (CRYPTO_BUILTIN): Likewise.
855 (iwmmx_builtin): Likewise.
856 (iwmmx2_builtin): Likewise.
857 (arm_iwmmxt_builtin): Check for specific feature bits.
859 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
861 * arm-isa.h (enum isa_feature): Add isa_quirk_cm3_ldrd.
862 (ISA_ALL_QUIRKS): New macro.
863 * arm-cores.def (cortex-m3): Add isa_quirk_cm3_ldrd to isa feature list.
864 * arm.c (isa_quirkbits): New feature-list bitmap.
865 (arm_configure_build_target): Ignore quirk bits when comparing an
866 architecture feature list with a CPU feature list.
867 (arm_option_override): Initialize_isa_quirkbits. If the user has
868 not specified -m[no-]fix-cortex-m3-ldrd, automatically enable the
869 feature if isa_quirk_cm3_ldrd appears in the isa feature list.
871 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
873 * arm.c (arm_option_override): Use arm_active_target as source of
874 information for arm_base_arch and arm_arch_name.
875 * (arm_file_start): Use arm_active_target for core name.
877 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
879 * arm.c (arm_selected_tune): Delete static variable.
880 (arm_selected_arch): Likewise.
881 (arm_configure_build_target): Declare local versions of arm_selected
882 target and arm_selected_arch. Initialize more fields in target
884 (arm_option_override): Use arm_active_target instead of
885 arm_selected_tune and arm_selected_arch.
886 (asm_file_start): Use arm_active_target.
888 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
890 * arm-protos.h (arm_build_target): New structure.
891 (arm_active_target): Declare it.
892 * arm.c (arm_active_target): New variable.
893 (bitmap_popcount): New function.
894 (feature_count): Delete.
895 (arm_initialize_isa): New function.
896 isa_fpubits): New variable.
897 (arm_configure_build_target): New function.
898 (arm_option_override): Initialize isa_fpubits and arm_active_target.isa.
899 Use arm_configure_build_target.
901 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
903 * arm-isa.h: New file.
904 * arm-protos.h: Include it.
905 * arm-arches.def: Add new ISA field to all entries. Drop bogus
906 armv8.1-a+crc architecture.
907 * arm-cores.def: Similarly. Group ARMv8 cores by profile.
908 * arm-opts.h (enum processor_type): Adjust for new field.
909 * arm.c (struct processors): New field 'isa_bits'.
910 (all_cores, all_architectures): Initialize new field.
911 * arm-tables.opt: Regenerated.
912 * arm-tune.md: Regenerated.
914 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
916 * arm-arches.def (ARM_ARCH): Add extra field TUNE_FLAGS, move
917 tuning properties from architectural FLAGS field.
918 * arm-cores.def (ARM_CORE): Likewise.
919 * arm-protos.h (TF_LDSCHED, TF_WBUF, TF_CO_PROC): New macros.
920 (TF_SMALLMUL, TF_STRONG, TF_SCALE, TF_NOMODE32): New macros.
921 (FL_LDSCHED, FL_STRONG, FL_WBUF, FL_SMALLMUL): Delete.
922 (FL_TUNE): Remove deleted elements.
923 (tune_flags): Convert type to unsigned int.
924 * arm.c (struct processors): Add new field tune_flags.
925 (all_cores, all_arches): Initialize it.
926 (arm_option_override): Adapt uses of tune_flags. Use tune_flags
927 for deciding when we should have slow multiply operations.
929 2016-12-14 Martin Sebor <msebor@redhat.com>
932 * gimple-ssa-sprintf.c (format_string): Handle null pointers.
933 (format_directive): Diagnose null pointer arguments.
934 (pass_sprintf_length::handle_gimple_call): Diagnose null destination
935 pointers. Correct location of null format string in diagnostics.
937 2016-12-14 David Malcolm <dmalcolm@redhat.com>
939 * Makefile.in (SELFTEST_FLAGS): Add path argument to -fself-test.
940 (s-selftest): Add dependency on the selftests data directory.
941 * common.opt (fself-test): Rename to...
942 (fself-test=): ...this, documenting the meaning of the argument.
943 * selftest-run-tests.c (along): Likewise.
944 * selftest-run-tests.c: Include "options.h".
945 (selftest::run_tests): Initialize selftest::path_to_selftest_files
947 * selftest.c (selftest::path_to_selftest_files): New global.
948 (selftest::locate_file): New function.
949 (selftest::test_locate_file): New function.
950 (selftest_c_tests): Likewise.
951 (selftest::selftest_c_tests): Call test_locate_file.
952 * selftest.h (selftest::locate_file): New decl.
953 (selftest::path_to_selftest_files): New decl.
955 2016-12-14 Andrew Pinski <apinski@cavium.com>
957 * config/aarch64/aarch64-cores.def: Add -1 as the variant to all
959 (thunderx): Update to include LSE by default.
960 (thunderxt88p1): New core.
961 (thunderxt88): New core.
962 (thunderxt81): New core.
963 (thunderxt83): New core.
964 * config/aarch64/driver-aarch64.c (struct aarch64_core_data):
966 (ALL_VARIANTS): New define.
967 (AARCH64_CORE): Support VARIANT operand.
968 (cpu_data): Likewise.
969 (host_detect_local_cpu): Parse variant field of /proc/cpuinfo.
970 Combine the arch and single core case and support variant searching.
971 * common/config/aarch64/aarch64-common.c (AARCH64_CORE):
973 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Likewise.
974 * config/aarch64/aarch64.c (AARCH64_CORE): Likewise.
975 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
976 * config/aarch64/aarch64-tune.md: Regenerate.
977 * doc/invoke.texi (AARCH64/mtune): Document thunderxt88,
978 thunderxt88p1, thunderxt81, thunderxt83 as available options.
980 2016-12-14 Martin Jambor <mjambor@suse.cz>
982 * omp-offload.c: Fix coding style.
983 * omp-expand.c: Likewise.
984 * omp-general.c: Likewise.
985 * omp-grid.c: Likewise.
986 * omp-low.c: Fix coding style of parts touched by the
987 previous splitting patch.
989 2016-12-14 Martin Jambor <mjambor@suse.cz>
991 * omp-general.h: New file.
992 * omp-general.c: New file.
993 * omp-expand.h: Likewise.
994 * omp-expand.c: Likewise.
995 * omp-offload.h: Likewise.
996 * omp-offload.c: Likewise.
997 * omp-grid.c: Likewise.
998 * omp-grid.c: Likewise.
999 * omp-low.h: Include omp-general.h and omp-grid.h. Removed includes
1000 of params.h, symbol-summary.h, lto-section-names.h, cilk.h, tree-eh.h,
1001 ipa-prop.h, tree-cfgcleanup.h, cfgloop.h, except.h, expr.h, stmt.h,
1002 varasm.h, calls.h, explow.h, dojump.h, flags.h, tree-into-ssa.h,
1003 tree-cfg.h, cfganal.h, alias.h, emit-rtl.h, optabs.h, expmed.h,
1004 alloc-pool.h, cfghooks.h, rtl.h and memmodel.h.
1005 (omp_find_combined_for): Declare.
1006 (find_omp_clause): Renamed to omp_find_clause and moved to
1008 (free_omp_regions): Renamed to omp_free_regions and moved to
1010 (replace_oacc_fn_attrib): Renamed to oacc_replace_fn_attrib and moved
1012 (set_oacc_fn_attrib): Renamed to oacc_set_fn_attrib and moved to
1014 (build_oacc_routine_dims): Renamed to oacc_build_routine_dims and
1015 moved to omp-general.h.
1016 (get_oacc_fn_attrib): Renamed to oacc_get_fn_attrib and moved to
1018 (oacc_fn_attrib_kernels_p): Moved to omp-general.h.
1019 (get_oacc_fn_dim_size): Renamed to oacc_get_fn_dim_size and moved to
1021 (omp_expand_local): Moved to omp-expand.h.
1022 (make_gimple_omp_edges): Renamed to omp_make_gimple_edges and moved to
1024 (omp_finish_file): Moved to omp-offload.h.
1025 (default_goacc_validate_dims): Renamed to
1026 oacc_default_goacc_validate_dims and moved to omp-offload.h.
1027 (offload_funcs, offload_vars): Moved to omp-offload.h.
1028 * omp-low.c: Include omp-general.h, omp-offload.h and omp-grid.h.
1029 (omp_region): Moved to omp-expand.c.
1030 (omp_for_data_loop): Moved to omp-general.h.
1031 (omp_for_data): Likewise.
1032 (oacc_loop): Moved to omp-offload.c.
1033 (oacc_loop_flags): Moved to omp-general.h.
1034 (offload_funcs, offload_vars): Moved to omp-offload.c.
1035 (root_omp_region): Moved to omp-expand.c.
1036 (omp_any_child_fn_dumped): Likewise.
1037 (find_omp_clause): Renamed to omp_find_clause and moved to
1039 (is_combined_parallel): Moved to omp-expand.c.
1040 (is_reference): Renamed to omp_is_reference and and moved to
1042 (adjust_for_condition): Renamed to omp_adjust_for_condition and moved
1044 (get_omp_for_step_from_incr): Renamed to omp_get_for_step_from_incr
1045 and moved to omp-general.c.
1046 (extract_omp_for_data): Renamed to omp_extract_for_data and moved to
1048 (workshare_safe_to_combine_p): Moved to omp-expand.c.
1049 (omp_adjust_chunk_size): Likewise.
1050 (get_ws_args_for): Likewise.
1051 (get_base_type): Removed.
1052 (dump_omp_region): Moved to omp-expand.c.
1053 (debug_omp_region): Likewise.
1054 (debug_all_omp_regions): Likewise.
1055 (new_omp_region): Likewise.
1056 (free_omp_region_1): Likewise.
1057 (free_omp_regions): Renamed to omp_free_regions and moved to
1059 (find_combined_for): Renamed to omp_find_combined_for, made global.
1060 (build_omp_barrier): Renamed to omp_build_barrier and moved to
1062 (omp_max_vf): Moved to omp-general.c.
1063 (omp_max_simt_vf): Likewise.
1064 (gimple_build_cond_empty): Moved to omp-expand.c.
1065 (parallel_needs_hsa_kernel_p): Likewise.
1066 (expand_omp_build_assign): Moved declaration to omp-expand.c.
1067 (expand_parallel_call): Moved to omp-expand.c.
1068 (expand_cilk_for_call): Likewise.
1069 (expand_task_call): Likewise.
1070 (vec2chain): Likewise.
1071 (remove_exit_barrier): Likewise.
1072 (remove_exit_barriers): Likewise.
1073 (optimize_omp_library_calls): Likewise.
1074 (expand_omp_regimplify_p): Likewise.
1075 (expand_omp_build_assign): Likewise.
1076 (expand_omp_taskreg): Likewise.
1077 (oacc_collapse): Likewise.
1078 (expand_oacc_collapse_init): Likewise.
1079 (expand_oacc_collapse_vars): Likewise.
1080 (expand_omp_for_init_counts): Likewise.
1081 (expand_omp_for_init_vars): Likewise.
1082 (extract_omp_for_update_vars): Likewise.
1083 (expand_omp_ordered_source): Likewise.
1084 (expand_omp_ordered_sink): Likewise.
1085 (expand_omp_ordered_source_sink): Likewise.
1086 (expand_omp_for_ordered_loops): Likewise.
1087 (expand_omp_for_generic): Likewise.
1088 (expand_omp_for_static_nochunk): Likewise.
1089 (find_phi_with_arg_on_edge): Likewise.
1090 (expand_omp_for_static_chunk): Likewise.
1091 (expand_cilk_for): Likewise.
1092 (expand_omp_simd): Likewise.
1093 (expand_omp_taskloop_for_outer): Likewise.
1094 (expand_omp_taskloop_for_inner): Likewise.
1095 (expand_oacc_for): Likewise.
1096 (expand_omp_for): Likewise.
1097 (expand_omp_sections): Likewise.
1098 (expand_omp_single): Likewise.
1099 (expand_omp_synch): Likewise.
1100 (expand_omp_atomic_load): Likewise.
1101 (expand_omp_atomic_store): Likewise.
1102 (expand_omp_atomic_fetch_op): Likewise.
1103 (expand_omp_atomic_pipeline): Likewise.
1104 (expand_omp_atomic_mutex): Likewise.
1105 (expand_omp_atomic): Likewise.
1106 (oacc_launch_pack): and moved to omp-general.c, made public.
1107 (OACC_FN_ATTRIB): Likewise.
1108 (replace_oacc_fn_attrib): Renamed to oacc_replace_fn_attrib and moved
1110 (set_oacc_fn_attrib): Renamed to oacc_set_fn_attrib and moved to
1112 (build_oacc_routine_dims): Renamed to oacc_build_routine_dims and
1113 moved to omp-general.c.
1114 (get_oacc_fn_attrib): Renamed to oacc_get_fn_attrib and moved to
1116 (oacc_fn_attrib_kernels_p): Moved to omp-general.c.
1117 (oacc_fn_attrib_level): Moved to omp-offload.c.
1118 (get_oacc_fn_dim_size): Renamed to oacc_get_fn_dim_size and moved to
1120 (get_oacc_ifn_dim_arg): Renamed to oacc_get_ifn_dim_arg and moved to
1122 (mark_loops_in_oacc_kernels_region): Moved to omp-expand.c.
1123 (grid_launch_attributes_trees): Likewise.
1124 (grid_attr_trees): Likewise.
1125 (grid_create_kernel_launch_attr_types): Likewise.
1126 (grid_insert_store_range_dim): Likewise.
1127 (grid_get_kernel_launch_attributes): Likewise.
1128 (get_target_argument_identifier_1): Likewise.
1129 (get_target_argument_identifier): Likewise.
1130 (get_target_argument_value): Likewise.
1131 (push_target_argument_according_to_value): Likewise.
1132 (get_target_arguments): Likewise.
1133 (expand_omp_target): Likewise.
1134 (grid_expand_omp_for_loop): Moved to omp-grid.c.
1135 (grid_arg_decl_map): Likewise.
1136 (grid_remap_kernel_arg_accesses): Likewise.
1137 (grid_expand_target_grid_body): Likewise.
1138 (expand_omp): Renamed to omp_expand and moved to omp-expand.c.
1139 (build_omp_regions_1): Moved to omp-expand.c.
1140 (build_omp_regions_root): Likewise.
1141 (omp_expand_local): Likewise.
1142 (build_omp_regions): Likewise.
1143 (execute_expand_omp): Likewise.
1144 (pass_data_expand_omp): Likewise.
1145 (pass_expand_omp): Likewise.
1146 (make_pass_expand_omp): Likewise.
1147 (pass_data_expand_omp_ssa): Likewise.
1148 (pass_expand_omp_ssa): Likewise.
1149 (make_pass_expand_omp_ssa): Likewise.
1150 (grid_lastprivate_predicate): Renamed to
1151 omp_grid_lastprivate_predicate and moved to omp-grid.c, made public.
1152 (grid_prop): Moved to omp-grid.c.
1153 (GRID_MISSED_MSG_PREFIX): Likewise.
1154 (grid_safe_assignment_p): Likewise.
1155 (grid_seq_only_contains_local_assignments): Likewise.
1156 (grid_find_single_omp_among_assignments_1): Likewise.
1157 (grid_find_single_omp_among_assignments): Likewise.
1158 (grid_find_ungridifiable_statement): Likewise.
1159 (grid_parallel_clauses_gridifiable): Likewise.
1160 (grid_inner_loop_gridifiable_p): Likewise.
1161 (grid_dist_follows_simple_pattern): Likewise.
1162 (grid_gfor_follows_tiling_pattern): Likewise.
1163 (grid_call_permissible_in_distribute_p): Likewise.
1164 (grid_handle_call_in_distribute): Likewise.
1165 (grid_dist_follows_tiling_pattern): Likewise.
1166 (grid_target_follows_gridifiable_pattern): Likewise.
1167 (grid_remap_prebody_decls): Likewise.
1168 (grid_var_segment): Likewise.
1169 (grid_mark_variable_segment): Likewise.
1170 (grid_copy_leading_local_assignments): Likewise.
1171 (grid_process_grid_body): Likewise.
1172 (grid_eliminate_combined_simd_part): Likewise.
1173 (grid_mark_tiling_loops): Likewise.
1174 (grid_mark_tiling_parallels_and_loops): Likewise.
1175 (grid_process_kernel_body_copy): Likewise.
1176 (grid_attempt_target_gridification): Likewise.
1177 (grid_gridify_all_targets_stmt): Likewise.
1178 (grid_gridify_all_targets): Renamed to omp_grid_gridify_all_targets
1179 and moved to omp-grid.c, made public.
1180 (make_gimple_omp_edges): Renamed to omp_make_gimple_edges and moved to
1182 (add_decls_addresses_to_decl_constructor): Moved to omp-offload.c.
1183 (omp_finish_file): Likewise.
1184 (oacc_thread_numbers): Likewise.
1185 (oacc_xform_loop): Likewise.
1186 (oacc_default_dims, oacc_min_dims): Likewise.
1187 (oacc_parse_default_dims): Likewise.
1188 (oacc_validate_dims): Likewise.
1189 (new_oacc_loop_raw): Likewise.
1190 (new_oacc_loop_outer): Likewise.
1191 (new_oacc_loop): Likewise.
1192 (new_oacc_loop_routine): Likewise.
1193 (finish_oacc_loop): Likewise.
1194 (free_oacc_loop): Likewise.
1195 (dump_oacc_loop_part): Likewise.
1196 (dump_oacc_loop): Likewise.
1197 (debug_oacc_loop): Likewise.
1198 (oacc_loop_discover_walk): Likewise.
1199 (oacc_loop_sibling_nreverse): Likewise.
1200 (oacc_loop_discovery): Likewise.
1201 (oacc_loop_xform_head_tail): Likewise.
1202 (oacc_loop_xform_loop): Likewise.
1203 (oacc_loop_process): Likewise.
1204 (oacc_loop_fixed_partitions): Likewise.
1205 (oacc_loop_auto_partitions): Likewise.
1206 (oacc_loop_partition): Likewise.
1207 (default_goacc_fork_join): Likewise.
1208 (default_goacc_reduction): Likewise.
1209 (execute_oacc_device_lower): Likewise.
1210 (default_goacc_validate_dims): Likewise.
1211 (default_goacc_dim_limit): Likewise.
1212 (pass_data_oacc_device_lower): Likewise.
1213 (pass_oacc_device_lower): Likewise.
1214 (make_pass_oacc_device_lower): Likewise.
1215 (execute_omp_device_lower): Likewise.
1216 (pass_data_omp_device_lower): Likewise.
1217 (pass_omp_device_lower): Likewise.
1218 (make_pass_omp_device_lower): Likewise.
1219 (pass_data_omp_target_link): Likewise.
1220 (pass_omp_target_link): Likewise.
1221 (find_link_var_op): Likewise.
1222 (pass_omp_target_link::execute): Likewise.
1223 (make_pass_omp_target_link): Likewise.
1224 * Makefile.in (OBJS): Added omp-offload.o, omp-expand.o, omp-general.o
1226 (GTFILES): Added omp-offload.h, omp-offload.c and omp-expand.c, removed
1228 * gimple-fold.c: Include omp-general.h instead of omp-low.h.
1229 (fold_internal_goacc_dim): Adjusted calls to
1230 get_oacc_ifn_dim_arg and get_oacc_fn_dim_size to use their new names.
1231 * gimplify.c: Include omp-low.h.
1232 (omp_notice_variable): Adjust the call to get_oacc_fn_attrib to use
1234 (gimplify_omp_task): Adjusted calls to find_omp_clause to use its new
1236 (gimplify_omp_for): Likewise.
1237 * lto-cgraph.c: Include omp-offload.h instead of omp-low.h.
1238 * toplev.c: Include omp-offload.h instead of omp-low.h.
1239 * tree-cfg.c: Include omp-general.h instead of omp-low.h. Also
1240 include omp-expand.h.
1241 (make_edges_bb): Adjusted the call to make_gimple_omp_edges to use its
1243 (make_edges): Adjust the call to free_omp_regions to use its new name.
1244 * tree-parloops.c: Include omp-general.h.
1245 (create_parallel_loop): Adjusted the call to set_oacc_fn_attrib to use
1247 (parallelize_loops): Adjusted the call to get_oacc_fn_attrib to use
1249 * tree-ssa-loop.c: Include omp-general.h instead of omp-low.h.
1250 (gate_oacc_kernels): Adjusted the call to get_oacc_fn_attrib to use
1252 * tree-vrp.c: Include omp-general.h instead of omp-low.h.
1253 (extract_range_basic): Adjusted calls to get_oacc_ifn_dim_arg and
1254 get_oacc_fn_dim_size to use their new names.
1255 * varpool.c: Include omp-offload.h instead of omp-low.h.
1256 * gengtype.c (open_base_files): Replace omp-low.h with omp-offload.h in
1258 * config/nvptx/nvptx.c: Include omp-general.c.
1259 (nvptx_expand_call): Adjusted the call to get_oacc_fn_attrib to use
1261 (nvptx_reorg): Likewise.
1262 (nvptx_record_offload_symbol): Likewise.
1264 2016-12-14 Martin Sebor <msebor@redhat.com>
1267 * gimple-ssa-sprintf.c (target_dir_max): New macro.
1268 (get_mpfr_format_length): New function.
1269 (format_integer): Use HOST_WIDE_INT instead of int.
1270 (format_floating_max): Same.
1271 (format_floating): Call get_mpfr_format_length.
1272 (format_directive): Use target_dir_max.
1274 2016-12-14 Jakub Jelinek <jakub@redhat.com>
1277 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_STV_TEMP.
1278 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies,
1279 dimode_scalar_chain::convert_reg): Use SLOT_STV_TEMP instead of
1282 2016-12-14 Uros Bizjak <ubizjak@gmail.com>
1285 * config/i386/i386-builtin.def: Add __builtin_clzs and __builtin_ctzs.
1286 (ix86_fold_builtin): Handle IX86_BUILTIN_CTZS and IX86_BUILTIN_CLZS.
1287 * config/i386/i386.md (*ctzhi2): New insn_and_split pattern.
1290 2016-12-14 Jakub Jelinek <jakub@redhat.com>
1293 * valtrack.c: Include rtl-iter.h.
1294 (struct rtx_subst_pair): Add insn field.
1295 (propagate_for_debug_subst): If pair->to contains at least 2
1296 regs, create a DEBUG_INSN with a debug temp before pair->insn
1297 and replace from with the debug temp instead of pair->to.
1298 (propagate_for_debug): Initialize p.insn.
1299 * combine.c (insn_uid_check): New inline function.
1300 (INSN_COST, LOG_LINKS): Use it instead of INSN_UID.
1301 (find_single_use, combine_instructions,
1302 cant_combine_insn_p, try_combine): Use NONDEBUG_INSN_P instead of
1305 2016-12-14 Martin Sebor <msebor@redhat.com>
1308 * builtin-attrs.def (ATTR_NONNULL_1_1, ATTR_NONNULL_1_2): Defined.
1309 (ATTR_NONNULL_1_3, ATTR_NONNULL_1_4, ATTR_NONNULL_1_5): Same.
1310 (ATTR_NOTHROW_NONNULL_1_1, ATTR_NOTHROW_NONNULL_1_2): Same.
1311 (ATTR_NOTHROW_NONNULL_1_3, ATTR_NOTHROW_NONNULL_1_4): Same.
1312 (ATTR_NOTHROW_NONNULL_1_5): Same.
1313 (ATTR_NONNULL_1_FORMAT_PRINTF_1_2): Same.
1314 (ATTR_NONNULL_1_FORMAT_PRINTF_2_0): Same.
1315 (ATTR_NONNULL_1_FORMAT_PRINTF_2_3): Same.
1316 (ATTR_NONNULL_1_FORMAT_PRINTF_3_0): Same.
1317 (ATTR_NONNULL_1_FORMAT_PRINTF_3_4): Same.
1318 (ATTR_NONNULL_1_FORMAT_PRINTF_4_0): Same.
1319 (ATTR_NONNULL_1_FORMAT_PRINTF_4_5): Same.
1320 * builtins.c (validate_arg): Add argument. Treat null pointers
1321 passed to nonnull arguments as invalid.
1322 (validate_arglist): Same.
1323 * builtins.def (fprintf, fprintf_unlocked): Add nonnull attribute.
1324 (printf, printf_unlocked, sprintf. vfprintf, vsprintf): Same.
1325 (__sprintf_chk, __vsprintf_chk, __fprintf_chk, __vfprintf_chk): Same.
1326 * calls.c (get_nonnull_ags, maybe_warn_null_arg): New functions.
1327 (initialize_argument_information): Diagnose null pointers passed to
1328 arguments declared nonnull.
1329 * calls.h (get_nonnull_args): Declared.
1331 2016-12-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1333 * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): On ISA
1334 3.0/power9, add support to use the VEXTU{B,H,W}{L,R}X extract
1336 * config/rs6000/vsx.md (VSr2): Add IEEE 128-bit floating point
1337 type constraint registers.
1339 (FL_CONV): New mode iterator for binary floating types that have a
1340 direct conversion from 64-bit integer to floating point.
1341 (vsx_extract_<mode>_p9): Add support for the ISA 3.0/power9
1342 VEXTU{B,H,W}{L,R}X extract instructions.
1343 (vsx_extract_<mode>_p9 splitter): Add splitter to load up the
1344 extract byte position into the GPR if we are using the
1345 VEXTU{B,H,W}{L,R}X extract instructions.
1346 (vsx_extract_<mode>_di_p9): Support extracts to GPRs.
1347 (vsx_extract_<mode>_store_p9): Support extracting to GPRs so that
1348 we can use reg+offset address instructions.
1349 (vsx_extract_<mode>_var): Support extracts to GPRs.
1350 (vsx_extract_<VSX_EXTRACT_I:mode>_<SDI:mode>_var): New combiner
1351 insn to combine vector extracts with zero_extend.
1352 (vsx_ext_<VSX_EXTRACT_I:VS_scalar>_fl_<FL_CONV:mode>): Optimize
1353 extracting a small integer vector element and converting it to a
1354 floating point type.
1355 (vsx_ext_<VSX_EXTRACT_I:VS_scalar>_ufl_<FL_CONV:mode>): Likewise.
1356 (UNSPEC_XXEXTRACTUW): New unspec.
1357 (UNSPEC_XXINSERTW): Likewise.
1358 (vextract4b): Add support for the vec_vextract4b built-in
1360 (vextract4b_internal): Likewise.
1361 (vinsert4b): Add support for the vec_insert4b built-in function.
1362 Include both a version that inserts element 1 from a V4SI object
1363 and one that inserts a DI object.
1364 (vinsert4b_internal): Likewise.
1365 (vinsert4b_di): Likewise.
1366 (vinsert4b_di_internal): Likewise.
1367 * config/rs6000/predicates.md (const_0_to_11_operand): New
1368 predicate, match 0..11.
1369 * config/rs6000/rs6000-builtin.def (BU_P9V_VSX_3): Set built-in
1370 type to ternary, not binary.
1371 (BU_P9V_64BIT_VSX_3): Likewise.
1372 (P9V_BUILTIN_VEXTRACT4B): Add support for vec_vinsert4b and
1373 vec_extract4b non-overloaded built-in functions.
1374 (P9V_BUILTIN_VINSERT4B): Likewise.
1375 (P9V_BUILTIN_VINSERT4B_DI): Likewise.
1376 (P9V_BUILTIN_VEC_VEXTULX): Move to section that adds 2 operand ISA
1377 3.0 built-in functions.
1378 (P9V_BUILTIN_VEC_VEXTURX): Likewise.
1379 (P9V_BUILTIN_VEC_VEXTRACT4B): Add support for overloaded
1380 vec_insert4b and vec_extract4 built-in functions.
1381 (P9V_BUILTIN_VEC_VINSERT4B): Likewise.
1382 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1383 overloaded support for vec_vinsert4b and vec_extract4b.
1384 * config/rs6000/rs6000.c (altivec_expand_builtin): Add checks for
1385 the vec_insert4b and vec_extract4b byte number being a constant in
1387 * config/rs6000/altivec.h (vec_vinsert4b): Support vec_vinsert4b
1388 and vec_extract4b built-in functions.
1389 * doc/extend.doc (PowerPC VSX built-in functions): Document
1390 vec_insert4b and vec_extract4b.
1392 2016-12-14 Martin Liska <mliska@suse.cz>
1394 * gimple-pretty-print.c (dump_probability): New function.
1395 (dump_edge_probability): Use the function.
1396 (dump_gimple_label): Likewise.
1397 (dump_gimple_bb_header): Likewise.
1399 2016-12-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1400 Jakub Jelinek <jakub@redhat.com>
1402 * tree-ssa-strlen.c (fold_strstr_to_memcmp): New function.
1403 (strlen_optimize_stmt): Call fold_strstr_to_memcmp.
1405 2016-12-14 Eric Botcazou <ebotcazou@adacore.com>
1407 * lra-constraints.c (process_address_1): Do not attempt to decompose
1408 addresses for MEMs that satisfy fixed-form constraints.
1410 2016-12-14 Richard Biener <rguenther@suse.de>
1412 PR tree-optimization/78788
1413 * tree-vrp.c (set_value_range): Allow [-INF(OVF), +INF(OVF)].
1414 (set_and_canonicalize_value_range): Do not drop the above to
1417 2016-12-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1419 * config/rs6000/rs600.c (rs6000_builtin_vectorization_cost):
1420 Adjust unaligned load cost.
1422 2016-12-13 Uros Bizjak <ubizjak@gmail.com>
1425 * config/i386/i386.c (dimode_scalar_chain::compute_convert_gain):
1426 Calculate additional gain for andnot for targets without BMI.
1428 2016-12-13 Carl Love <cel@us.ibm.com>
1430 * config/rs6000/rs6000-c.c: Add built-in support for
1431 vector float vec_pack (vector double, vector double)
1432 vector double vec_sld (vector double, vector double)
1433 * config/rs6000/rs6000.c: Add icode check for vsldoi_v2df to allow
1434 4-bit unsigned literal.
1435 * config/rs6000/rs6000-builtin.def: Add definition for VSLDOI_2DF
1436 * doc/extend.texi: Update the built-in documentation file for the
1437 new powerpc vec_pack and vec_sld built-ins.
1439 2016-12-13 Martin Liska <mliska@suse.cz>
1441 * sanopt.c (sanopt_optimize_walker): Set contains_asan_mark.
1442 (sanopt_optimize): Add new argument.
1443 (sanitize_asan_mark_unpoison): New function.
1444 (maybe_contains_asan_check): Likewise.
1445 (sanitize_asan_mark_poison): Likewise.
1446 (pass_sanopt::execute): Call the new functions.
1448 2016-12-13 Martin Liska <mliska@suse.cz>
1450 PR tree-optimization/78428
1451 * expr.c (store_constructor_field): Add new arguments to the function.
1452 (store_constructor): Set up bitregion_end and add gcc_unreachable to
1453 fields that have either non-constant size or (and) offset.
1455 2016-12-13 Marek Polacek <polacek@redhat.com>
1457 * tree-data-ref.c (compute_overlap_steps_for_affine_univar): Change
1458 parameters' type from int to HOST_WIDE_INT.
1459 (compute_overlap_steps_for_affine_1_2): Change parameters' type from
1460 int to HOST_WIDE_INT.
1461 (build_classic_dist_vector_1): Likewise.
1462 (add_multivariate_self_dist): Likewise.
1464 2016-12-13 Michael Matz <matz@suse.de>
1466 PR tree-optimization/78725
1467 * tree-ssa-loop-split.c (split_at_bb_p): Check for overflow and
1468 at correct use point.
1470 2016-12-13 Martin Liska <mliska@suse.cz>
1472 * asan.c (asan_expand_mark_ifn): Use renamed
1473 BUILT_IN_ASAN_{UN}CLOBBER_N to BUILT_IN_ASAN_{UN}POISON_STACK_MEMORY.
1474 * sanitizer.def: Likewise.
1476 2016-12-13 James Greenhalgh <james.greenhalgh@arm.com>
1478 * doc/extend.texi (Half-Precision): Update to document current
1481 2016-12-13 James Greenhalgh <james.greenhalgh@arm.com>
1483 * doc/extend.texi (Floating Types): Document availability of
1484 _Float16 on ARM/AArch64.
1486 2016-12-13 Richard Biener <rguenther@suse.de>
1488 PR tree-optimization/78699
1489 * tree-vect-data-refs.c (vect_analyze_group_access_1): Limit
1492 2016-12-13 Richard Biener <rguenther@suse.de>
1495 * tree.c (cst_and_fits_in_hwi): Look if the actual value fits.
1496 * tree-object-size.c (compute_builtin_object_size): Use
1498 * tree-data-ref.c (initialize_matrix_A): Remove excess assert.
1500 2016-12-13 Martin Liska <mliska@suse.cz>
1502 * asan.c (asan_mark_poison_p): Remove.
1503 (asan_mark_p): New function.
1504 (transform_statements): Use the function.
1505 (asan_expand_mark_ifn): Do not use masked enum.
1506 * asan.h (enum asan_mark_flags): Declare it via a macro.
1507 * gimple-pretty-print.c (dump_gimple_call_args): Dump first
1508 argument of ASAN_MARK.
1509 * gimplify.c (build_asan_poison_call_expr): Use new enum values.
1510 (asan_poison_variable): Likewise.
1512 2016-12-13 Jakub Jelinek <jakub@redhat.com>
1515 * ipa-pure-const.c (cdtor_p): Return true for
1516 DECL_STATIC_{CON,DE}STRUCTOR even when it is
1517 DECL_LOOPING_CONST_OR_PURE_P.
1519 2016-12-12 Jakub Jelinek <jakub@redhat.com>
1521 PR tree-optimization/78777
1522 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge,
1523 insert_initializers): Use stmt_ends_bb_p instead of is_ctrl_stmt.
1526 * opt-functions.awk (opt_args): Use [{] instead of { in regexps.
1529 2016-12-12 Martin Sebor <msebor@redhat.com>
1533 * gimple-ssa-sprintf.c (min_bytes_remaining): Use res.knownrange
1534 rather than res.bounded.
1535 (get_width_and_precision): Set precision to -1 when negative.
1536 (adjust_range_for_overflow): New function.
1537 (format_integer): Correct the handling of the space, plus, and pound
1538 flags, and the special case of zero precision.
1539 Always set res.bounded to true unless either precision or width
1540 is specified and unknown.
1541 Call adjust_range_for_overflow.
1542 Avoid use zero as the shortest value when precision is specified
1544 (format_directive): Remove vestigial quoting. Always inform of
1545 argument value or range when it's available.
1546 (add_bytes): Correct the computation of boundrange used to
1547 decide whether a warning is of a "maybe" or "defnitely" kind.
1549 2016-12-12 Dominik Vogt <vogt@linux.vnet.ibm.com>
1551 * combine.c (change_zero_ext): Handle mode expanding zero_extracts.
1553 2016-12-12 Uros Bizjak <ubizjak@gmail.com>
1556 * config/i386/i386.h (X87_ENABLE_ARITH): Also enable for
1557 flag_unsafe_math_optimizations.
1558 (X87_ENABLE_FLOAT): Ditto.
1560 2016-12-12 Marek Polacek <polacek@redhat.com>
1563 * gimplify.c (gimplify_va_arg_expr): Don't require ADDR_EXPR for
1564 Case 1; check POINTER_TYPE_P instead.
1566 2016-12-12 Bernd Schmidt <bschmidt@redhat.com>
1568 PR rtl-optimization/78669
1569 * ira.c (combine_and_move_insns): When deleting an insn, clear the
1570 replace flag for all used regs in that insn.
1572 2016-12-12 Thomas Preud'homme <thomas.preudhomme@arm.com>
1574 * config/arm/arm-opts.h: Move struct arm_arch_core_flag and
1575 arm_arch_core_flags to ...
1576 * common/config/arm/arm-common.c: There.
1578 2016-12-12 Eric Botcazou <ebotcazou@adacore.com>
1580 * config/sparc/constraints.md (T): Use special memory constraint.
1582 (W): Add TARGET_ARCH64 test.
1583 * config/sparc/sparc.md (*movdi_insn_sp32): Replace 'W' with 'T'.
1584 (*movdf_insn_sp32): Likewise.
1585 (*mov<VM64:mode>_insn_sp32): Likewise. Replace 'e' with 'f' in
1586 conjunction with offsettable memory references.
1588 2016-12-11 Sandra Loosemore <sandra@codesourcery.com>
1590 * config/nios2/nios2.c (nios2_emit_move_sequence): Call copy_rtx
1591 to avoid shared structure error.
1593 2016-12-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1596 * config/rs6000/rs6000.c (find_alignment_op): Discard from
1597 consideration any artificial definition.
1599 2016-12-11 Iain Sandoe <iain@codesourcery.com>
1601 * configure.ac (CROSS directory tests): Remove the assumption that
1602 Darwin hosts contain suitable target sysroots in "/".
1603 * configure: Regenerate.
1605 2016-12-11 Iain Sandoe <iain@codesourcery.com>
1607 PR rtl-optimization/71496
1608 * config/rs6000/darwin.md (load_macho_picbase_si): Mark as non-
1609 copyable. (load_macho_picbase_di, reload_macho_picbase_si,
1610 reload_macho_picbase_di): Likewise.
1612 2012-12-11 John David Anglin <danglin@gcc.gnu.org>
1614 * config/pa/pa.c (pa_callee_copies): New function.
1615 * config/pa/pa.opt (mcaller-copies): New option.
1616 * doc/invoke.texi (mcaller-copies): Document option.
1618 2016-12-11 Uros Bizjak <ubizjak@gmail.com>
1621 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
1622 <case ASHIFT, case LSHIFTRT>: Consider all constant shifts.
1624 (dimode_scalar_chain::compute_convert_gain): Reduce gain for
1625 constant shifts larger or equal than 32.
1627 2016-12-11 Roger Pau Monné <roger.pau@citrix.com>
1629 * config/i386/x86-64.h: Append --32 to the assembler options when
1630 -m16 is used on non-glibc systems as well.
1632 2016-12-10 Allan Sandfeld Jensen <allan.jensen@qt.io>
1635 * config/i386/mmintrin.h (__m64_u): New type
1636 * config/i386/emmintrin.h (_mm_loadl_epi64, _mm_storel_epi64):
1637 Make the allowed unaligned memory access explicit.
1639 2016-12-10 Krister Walfridsson <krister.walfridsson@gmail.com>
1641 * config.gcc (i386-*-netbsd*): Make i486 the default arch on NetBSD.
1642 Generally use cpu generic.
1644 2016-12-10 Jakub Jelinek <jakub@redhat.com>
1645 Marc Glisse <marc.glisse@inria.fr>
1647 PR tree-optimization/78720
1648 * match.pd (A < 0 ? C : 0): Only optimize for signed A. If shift
1649 is negative, sign extend to @1's type and than AND with C.
1651 2016-12-10 Jakub Jelinek <jakub@redhat.com>
1654 * tree-object-size.c (compute_object_offset) <case ARRAY_REF>: Handle
1655 non-zero low bound or non-standard element sizes.
1658 * lto-streamer-in.c (input_function): In addition to debug stmts
1659 without -g, remove IFN_*SAN_* calls if corresponding flag_sanitize
1662 2016-12-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1664 * config/rs6000/rs6000-passes.def: New file.
1665 * config/rs6000/rs6000-protos.h: Declare make_pass_analyze_swaps.
1666 * config/rs6000/rs6000.c (rs6000_option_override): Remove
1667 registration of machine-specific passes.
1668 (pass_analyze_swaps::clone): New function.
1669 * config/rs6000/t-rs6000: Define PASSES_EXTRA.
1671 2016-12-09 Kugan Vivekanandarajah <kuganv@linaro.org>
1674 * ipa-cp.c (propagate_vr_accross_jump_function): Call
1675 drop_tree_overflow after fold_convert.
1677 2016-12-09 Jakub Jelinek <jakub@redhat.com>
1680 * config/rs6000/rs6000.md (*and<mode>3_imm_mask_dot,
1681 *and<mode>3_imm_mask_dot2): Add rs6000_is_valid_and_mask to insn
1684 2016-12-09 Segher Boessenkool <segher@kernel.crashing.org>
1687 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Use
1688 GET_MODE_BITSIZE. Return 2.
1689 (CTZ_DEFINED_VALUE_AT_ZERO): Use GET_MODE_BITSIZE. Return 2. Handle
1690 TARGET_POPCNTD the same as TARGET_CTZ.
1691 * config/rs6000/rs6000.md (ctz<mode>2): Reimplement.
1692 (ffs<mode>2): Reimplement.
1694 2016-12-09 Andre Vieira <andre.simoesdiasvieira@arm.com>
1696 PR rtl-optimization/78255
1697 * gcc/postreload.c (reload_cse_simplify): Do not CSE a function if
1698 NO_FUNCTION_CSE is true.
1700 2016-12-09 Cesar Philippidis <cesar@codesourcery.com>
1703 * ipa-icf.c (sem_function::parse): Don't process functions with
1704 oacc decl attributes, as they may be OpenACC routines.
1706 2016-12-09 David Malcolm <dmalcolm@redhat.com>
1708 * rtl.h (get_mem_attrs): Add "const" qualifier to returned
1711 2016-12-09 Nathan Sidwell <nathan@acm.org>
1714 * convert.c (convert_to_integer_1): Maybe fold conversions to
1715 integral types with fewer bits than its mode.
1717 2016-12-09 Martin Liska <mliska@suse.cz>
1719 * tree-pretty-print.c (pretty_print_string): Escape non-printable
1722 2016-12-09 Jakub Jelinek <jakub@redhat.com>
1724 PR tree-optimization/78726
1725 * tree-ssa-reassoc.c (make_new_ssa_for_def): Add OPCODE and OP
1726 argument. For lhs uses in debug stmts, don't replace lhs with
1727 new_lhs, but with a debug temp set to new_lhs opcode op.
1728 (make_new_ssa_for_all_defs): Add OPCODE argument, pass OPCODE and
1729 OP down to make_new_ssa_for_def.
1730 (zero_one_operation): Call make_new_ssa_for_all_defs even when
1731 stmts_to_fix is empty, if *def has not changed yet. Pass
1732 OPCODE to make_new_ssa_for_all_defs.
1734 2016-12-08 Martin Sebor <msebor@redhat.com>
1737 * builtin-attrs.def (ATTR_ALLOC_SIZE, ATTR_RETURNS_NONNULL): New
1738 identifier tree nodes.
1739 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): New attribute list.
1740 (ATTR_MALLOC_SIZE_1_NOTHROW_LIST): Same.
1741 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Same.
1742 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Same.
1743 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Same.
1744 * builtins.c (expand_builtin_alloca): Call
1745 maybe_warn_alloc_args_overflow.
1746 * builtins.def (aligned_alloc, calloc, malloc, realloc):
1747 Add attribute alloc_size.
1748 (alloca): Add attribute alloc_size and returns_nonnull.
1749 * calls.h (maybe_warn_alloc_args_overflow): Declare.
1750 * calls.c (alloc_max_size, operand_signed_p): New functions.
1751 (maybe_warn_alloc_args_overflow): Define.
1752 (initialize_argument_information): Diagnose overflow in functions
1753 declared with attaribute alloc_size.
1754 * doc/invoke.texi (Warning Options): Document -Walloc-zero and
1755 -Walloc-size-larger-than.
1757 2016-12-08 Vladimir Makarov <vmakarov@redhat.com>
1759 PR rtl-optimization/78671
1760 * lra-assign.c (find_hard_regno_for_1): Check prohibited regs for an
1763 2016-12-08 Uros Bizjak <ubizjak@gmail.com>
1765 * config/i386/i386.h (HARD_REGNO_NREGS): Use GENERAL_REGNO_P.
1766 (HARD_REGNO_NREGS_HAS_PADDING): Ditto. Simplify macro.
1768 2015-12-08 Wilco Dijkstra <wdijkstr@arm.com>
1771 * config/aarch64/aarch64.c (aarch64_classify_address):
1772 Set load_store_pair_p for TImode and TFmode.
1774 2016-12-08 David Malcolm <dmalcolm@redhat.com>
1776 * emit-rtl.c (gen_reg_rtx): Move regno_pointer_align and
1777 regno_reg_rtx resizing logic to...
1778 (emit_status::ensure_regno_capacity): ...this new method,
1779 and ensure that the buffers are large enough.
1780 (init_emit): Allocate regno_reg_rtx using ggc_cleared_vec_alloc
1781 rather than ggc_vec_alloc.
1782 * function.h (emit_status::ensure_regno_capacity): New method.
1784 2016-12-08 Dmitry Vyukov <dvyukov@google.com>
1786 * opts.c (finish_options): Enable -fsanitize-address-use-after-scope
1787 only if -fsanitize=address is enabled (not -fsanitize=kernel-address).
1788 * doc/invoke.texi (-fsanitize=kernel-address):
1789 Don't say that it enables -fsanitize-address-use-after-scope.
1791 2016-12-08 Bin Cheng <bin.cheng@arm.com>
1794 * tree-vect-loop-manip.c (create_intersect_range_checks_index): Check
1795 sign bit for index step of data reference.
1797 2016-12-08 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1799 * config/aarch64/aarch64.c (aarch64_load_symref_appropriately):
1800 Handle SYMBOL_SMALL_TLSGD for ILP32.
1801 * config/aarch64/aarch64.md : tlsgd_small modified into
1802 tlsgd_small_<mode> to support SImode and DImode.
1803 *tlsgd_small modified into *tlsgd_small_<mode> to support SImode and
1806 2016-12-08 Andrew Pinski <apinski@cavium.com>
1808 * config/aarch64/aarch64.c (aarch64_load_symref_appropriately):
1809 Access the lower part of RTX appropriately.
1811 2016-12-07 David Malcolm <dmalcolm@redhat.com>
1813 * genpreds.c (write_tm_constrs_h): Update for renaming of
1814 rtx_reader_ptr to md_reader_ptr.
1815 (write_tm_preds_h): Likewise.
1816 (write_insn_preds_c): Likewise.
1817 * read-md.c (rtx_reader_ptr): Rename to...
1818 (md_reader_ptr): ...this, and convert from an
1819 rtx_reader * to a md_reader *.
1820 (rtx_reader::set_md_ptr_loc): Rename to...
1821 (md_reader::set_md_ptr_loc): ...this.
1822 (rtx_reader::get_md_ptr_loc): Rename to...
1823 (md_reader::get_md_ptr_loc): ...this.
1824 (rtx_reader::copy_md_ptr_loc): Rename to...
1825 (md_reader::copy_md_ptr_loc): ...this.
1826 (rtx_reader::fprint_md_ptr_loc): Rename to...
1827 (md_reader::fprint_md_ptr_loc): ...this.
1828 (rtx_reader::print_md_ptr_loc): Rename to...
1829 (md_reader::print_md_ptr_loc): ...this.
1830 (rtx_reader::join_c_conditions): Rename to...
1831 (md_reader::join_c_conditions): ...this.
1832 (rtx_reader::fprint_c_condition): ...this.
1833 (rtx_reader::print_c_condition): Rename to...
1834 (md_reader::print_c_condition): ...this.
1835 (fatal_with_file_and_line): Update for renaming of
1836 rtx_reader_ptr to md_reader_ptr.
1837 (rtx_reader::require_char): Rename to...
1838 (md_reader::require_char): ...this.
1839 (rtx_reader::require_char_ws): Rename to...
1840 (md_reader::require_char_ws): ...this.
1841 (rtx_reader::require_word_ws): Rename to...
1842 (md_reader::require_word_ws): ...this.
1843 (rtx_reader::read_char): Rename to...
1844 (md_reader::read_char): ...this.
1845 (rtx_reader::unread_char): Rename to...
1846 (md_reader::unread_char): ...this.
1847 (rtx_reader::peek_char): Rename to...
1848 (md_reader::peek_char): ...this.
1849 (rtx_reader::read_name): Rename to...
1850 (md_reader::read_name): ...this.
1851 (rtx_reader::read_escape): Rename to...
1852 (md_reader::read_escape): ...this.
1853 (rtx_reader::read_quoted_string): Rename to...
1854 (md_reader::read_quoted_string): ...this.
1855 (rtx_reader::read_braced_string): Rename to...
1856 (md_reader::read_braced_string): ...this.
1857 (rtx_reader::read_string): Rename to...
1858 (md_reader::read_string): ...this.
1859 (rtx_reader::read_skip_construct): Rename to...
1860 (md_reader::read_skip_construct): ...this.
1861 (rtx_reader::handle_constants): Rename to...
1862 (md_reader::handle_constants): ...this.
1863 (rtx_reader::traverse_md_constants): Rename to...
1864 (md_reader::traverse_md_constants): ...this.
1865 (rtx_reader::handle_enum): Rename to...
1866 (md_reader::handle_enum): ...this.
1867 (rtx_reader::lookup_enum_type): Rename to...
1868 (md_reader::lookup_enum_type): ...this.
1869 (rtx_reader::traverse_enum_types): Rename to...
1870 (md_reader::traverse_enum_types): ...this.
1871 (rtx_reader::rtx_reader): Rename to...
1872 (md_reader::md_reader): ...this, and update for renaming of
1873 rtx_reader_ptr to md_reader_ptr.
1874 (rtx_reader::~rtx_reader): Rename to...
1875 (md_reader::~md_reader): ...this, and update for renaming of
1876 rtx_reader_ptr to md_reader_ptr.
1877 (rtx_reader::handle_include): Rename to...
1878 (md_reader::handle_include): ...this.
1879 (rtx_reader::handle_file): Rename to...
1880 (md_reader::handle_file): ...this.
1881 (rtx_reader::handle_toplevel_file): Rename to...
1882 (md_reader::handle_toplevel_file): ...this.
1883 (rtx_reader::get_current_location): Rename to...
1884 (md_reader::get_current_location): ...this.
1885 (rtx_reader::add_include_path): Rename to...
1886 (md_reader::add_include_path): ...this.
1887 (rtx_reader::read_md_files): Rename to...
1888 (md_reader::read_md_files): ...this.
1889 * read-md.h (class rtx_reader): Split into...
1890 (class md_reader): ...new class.
1891 (rtx_reader_ptr): Rename to...
1892 (md_reader_ptr): ...this, and convert to a md_reader *.
1893 (class noop_reader): Update base class to be md_reader.
1894 (class rtx_reader): Reintroduce as a subclass of md_reader.
1895 (rtx_reader_ptr): Reintroduce as a rtx_reader *.
1896 (read_char): Update for renaming of rtx_reader_ptr to
1898 (unread_char): Likewise.
1899 * read-rtl.c (rtx_reader_ptr): New global.
1900 (rtx_reader::apply_iterator_to_string): Rename to...
1901 (md_reader::apply_iterator_to_string): ...this.
1902 (rtx_reader::copy_rtx_for_iterators): Rename to...
1903 (md_reader::copy_rtx_for_iterators): ...this.
1904 (rtx_reader::read_conditions): Rename to...
1905 (md_reader::read_conditions): ...this.
1906 (rtx_reader::record_potential_iterator_use): Rename to...
1907 (md_reader::record_potential_iterator_use): ...this.
1908 (rtx_reader::read_mapping): Rename to...
1909 (md_reader::read_mapping): ...this.
1910 (rtx_reader::read_rtx): Use rtx_reader_ptr when calling
1912 (rtx_reader::read_rtx_operand): Use get_string_obstack rather
1913 than directly accessing m_string_obstack.
1914 (rtx_reader::rtx_reader): New ctor.
1915 (rtx_reader::~rtx_reader): New dtor.
1917 2016-12-07 Martin Sebor <msebor@redhat.com>
1923 * builtins.c (expand_builtin_strcat, expand_builtin_strncat): New
1925 (compute_dest_size, get_size_range, check_sizes, check_strncat_sizes)
1926 (check_memop_sizes): Same.
1927 (expand_builtin_memcpy): Call check memop_sizes.
1928 (expand_builtin_mempcpy): Same.
1929 (expand_builtin_memset): Same,
1930 (expand_builtin_bzero): Same.
1931 (expand_builtin_memory_chk): Call check_sizes.
1932 (expand_builtin_strcpy): Same.
1933 (expand_builtin_strncpy): Same.
1934 (maybe_emit_sprintf_chk_warning): Same.
1935 (expand_builtin): Handle strcat and strncat.
1936 (fini_object_sizes): Reset pointers.
1937 (compute_object_size): New function.
1938 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
1939 Avoid issuing warnings also issued during built-in expansion.
1940 * doc/invoke.texi (Warning Options): Document -Wstringop-overflow.
1942 2016-12-07 Michael Meissner <meissner@linux.vnet.ibm.com>
1945 * config/rs6000/rs6000.c (rs6000_expand_vector_init): If the
1946 V2DImode elements are SUBREG's convert the result into DImode
1947 rather than failing in emit_move_insn.
1949 2016-12-07 Jakub Jelinek <jakub@redhat.com>
1951 * builtins.c (fold_builtin_strstr): Removed.
1952 (fold_builtin_2): Don't call fold_builtin_strstr.
1953 * gimple-fold.c (gimple_fold_builtin_strchr): Check is_strrchr
1954 earlier in the strrchr (x, 0) -> strchr (x, 0) optimization.
1955 (gimple_fold_builtin_strstr): New function.
1956 (gimple_fold_builtin): Call it.
1957 * fold-const-call.c (fold_const_call): Handle CFN_BUILT_IN_STRSTR.
1960 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Set lhs
1961 var to lhs of new_stmt right before noreturn handling rather than to
1962 lhs of e->call_stmt early.
1964 2016-12-07 David Malcolm <dmalcolm@redhat.com>
1966 * read-md.c (rtx_reader::require_char): New method.
1967 (require_char_ws): Convert from function to...
1968 (rtx_reader::require_char_ws): ...method.
1969 (rtx_reader::require_word_ws): New method.
1970 * read-md.h (rtx_reader::require_char): New method decl.
1971 (require_char_ws): Remove global decl in favor of...
1972 (rtx_reader::require_char_ws): ...new method decl.
1973 (rtx_reader::require_word_ws): New method decl.
1974 (rtx_reader::peek_char): New method decl.
1976 2016-12-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
1978 PR rtl-optimization/78617
1979 * lra-remat.c (do_remat): Initialize live_hard_regs from live in
1980 registers, also setting hard registers mapped to pseudo registers.
1982 2016-12-07 David Malcolm <dmalcolm@redhat.com>
1984 * cfgexpand.c (pass_expand::execute): Move stack initializations
1985 to rtl_data::init_stack_alignment and call it.
1986 * emit-rtl.c (rtl_data::init_stack_alignment): New method.
1987 * emit-rtl.h (rtl_data::init_stack_alignment): New method.
1989 2016-12-07 Wilco Dijkstra <wdijkstr@arm.com>
1991 * gcc/ira.c (ira_setup_eliminable_regset): Initialize crtl->is_leaf.
1992 (ira): Move initialization of crtl->is_leaf earlier.
1994 2016-12-07 Wilco Dijkstra <wdijkstr@arm.com>
1996 * config/aarch64/aarch64.md (movti_aarch64): Change Ump to m.
1997 (movtf_aarch64): Likewise.
1998 * config/aarch64/aarch64.c (aarch64_classify_address):
1999 Use correct intersection of offsets.
2000 (aarch64_legitimize_address_displacement): Use 9-bit signed offsets.
2001 (aarch64_legitimize_address): Use 9-bit signed offsets for TI/TF mode.
2002 Use 7-bit signed scaled mode for modes > 16 bytes.
2004 2016-12-07 James Greenhalgh <james.greenhalgh@arm.com>
2006 PR rtl-optimization/78561
2007 * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p) Use
2008 constant_pool_empty_p in place of get_pool_size_upper_bound.
2009 (rs6000_stack_info): Likewise.
2010 (rs6000_emit_prologue): Likewise.
2011 (rs6000_elf_declare_function_name): Likewise.
2012 (rs6000_set_up_by_prologue): Likewise.
2013 (rs6000_can_eliminate): Likewise.
2014 * output.h (get_pool_size_upper_bound): Delete.
2015 (constant_pool_empty_p): New.
2016 * varasm.c (get_pool_size_upper_bound): Delete
2017 (constant_pool_empty_p): New.
2019 2016-12-07 Bin Cheng <bin.cheng@arm.com>
2021 PR tree-optimization/78691
2022 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
2023 Require integral type for the outer expression.
2025 2016-12-07 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
2027 * config/aarch64/aarch64.c
2028 (aarch64_builtin_support_vector_misalignment): New.
2029 (TARGET_VECTORIZE_SUPPORT_VECTOR_MISALIGNMENT): Define.
2031 2016-12-06 David Malcolm <dmalcolm@redhat.com>
2034 * config/i386/i386.c (ix86_test_dumping_memory_blockage):
2035 Conditionalize the string comparison on Pmode == DImode.
2037 2016-12-06 Tom de Vries <tom@codesourcery.com>
2039 PR tree-optimization/67955
2040 * tree-ssa-alias.c (same_addr_size_stores_p): New function.
2041 (stmt_kills_ref_p): Use it.
2043 2016-12-06 Eric Botcazou <ebotcazou@adacore.com>
2046 * calls.c (expand_call): Move back call to prepare_call_address.
2048 2016-12-06 Michael Meissner <meissner@linux.vnet.ibm.com>
2051 * config/rs6000/rs6000.md (zero_extendqi<mode>2): Use ^ instead of
2052 ?* constraints for the ISA 3.0 patterns, so the register allocator
2053 is more likely to allocate QImode/HImode to vector registers for
2054 conversion to floating point unless a reload is needed.
2055 (zero_extendhi<mode>2): Likewise.
2056 (float<QHI:mode><FP_ISA3:mode>2_internal): Properly deal with the
2057 first alternative which is converting QImode/HImode to floating
2058 point and the QImode/HImode value is in a vector register, and
2059 does not allocate the second pseudo register. Remove zero
2060 extending into traditional floating point registers, since the
2061 instruction used only works on traditional altivec registers.
2062 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
2064 2016-12-06 David Malcolm <dmalcolm@redhat.com>
2066 * config/i386/i386.c: Include print-rtl.h.
2067 (selftest::ix86_test_dumping_memory_blockage): New function.
2068 (selftest::ix86_run_selftests): Call it.
2069 * print-rtl-function.c (print_rtx_function): Create an
2070 rtx_reuse_manager and use it.
2071 * print-rtl.c: Include "rtl-iter.h".
2072 (rtx_writer::rtx_writer): Add reuse_manager param.
2073 (rtx_reuse_manager::rtx_reuse_manager): New ctor.
2074 (uses_rtx_reuse_p): New function.
2075 (rtx_reuse_manager::preprocess): New function.
2076 (rtx_reuse_manager::has_reuse_id): New function.
2077 (rtx_reuse_manager::seen_def_p): New function.
2078 (rtx_reuse_manager::set_seen_def): New function.
2079 (rtx_writer::print_rtx): If "in_rtx" has a reuse ID, print it as a
2080 prefix the first time in_rtx is seen, and print reuse_rtx
2082 (print_inline_rtx): Supply NULL for new reuse_manager param.
2083 (debug_rtx): Likewise.
2084 (print_rtl): Likewise.
2085 (print_rtl_single): Likewise.
2086 (rtx_writer::print_rtl_single_with_indent): Likewise.
2087 * print-rtl.h: Include bitmap.h when building for host.
2088 (rtx_writer::rtx_writer): Add reuse_manager param.
2089 (rtx_writer::m_rtx_reuse_manager): New field.
2090 (class rtx_reuse_manager): New class.
2091 * rtl-tests.c (selftest::assert_rtl_dump_eq): Add reuse_manager
2092 param and use it when constructing rtx_writer.
2093 (selftest::test_dumping_rtx_reuse): New function.
2094 (selftest::rtl_tests_c_tests): Call it.
2095 * selftest-rtl.h (class rtx_reuse_manager): New forward decl.
2096 (selftest::assert_rtl_dump_eq): Add reuse_manager param.
2097 (ASSERT_RTL_DUMP_EQ): Supply NULL for reuse_manager param.
2098 (ASSERT_RTL_DUMP_EQ_WITH_REUSE): New macro.
2100 2016-12-06 Vladimir Makarov <vmakarov@redhat.com>
2103 * lra-lives.c (process_bb_lives): Update biggest mode for
2104 implicitly used hard reg.
2106 2016-12-06 Uros Bizjak <ubizjak@gmail.com>
2108 * config/i386/predicates.md (general_gr_operand): New predicate.
2109 * config/i386/i386.md (TImode and DImode push_operand splitter):
2110 Use general_gr_operand. Macroize using DWI mode macro.
2111 (TImode and DImode nonimmediate_operand splitter): Use
2112 nonimmediate_gr_operand and general_gr_operand. Macroize using
2114 (TF/XF/DFmode push_operand splitter): Use general_gr_operand.
2115 (TFmode nonimmediate_operand splitter): Use nonimmediate_gr_operand
2116 and general_gr_operand.
2117 (XFmode nonimmediate_operand splitter): Ditto.
2118 (DFmode nonimmediate_operand splitter): Ditto.
2119 * config/i386/mmx.md (MMXMODE nonimmediate_operand splitter): Ditto.
2121 2016-12-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2123 * config/arm/arm-cores.def (cortex-m23, cortex-m33): Move into
2124 alphabetical order with respect to other ARMv8 processors.
2125 * config/arm/arm-tables.opt: Regenerate.
2126 * config/arm/arm-tune.md: Likewise.
2128 2016-12-06 Robert Suchanek <robert.suchanek@imgtec.com>
2130 * config/mips/mips.c (mips_expand_builtin_insn): Check input
2131 ranges of literal integer arguments.
2133 2016-12-06 Aldy Hernandez <aldyh@redhat.com>
2136 * tree-ssa-uninit.c (simplify_preds_4): Call release() instead of
2137 destroy_predicate_vecs.
2138 (uninit_uses_cannot_happen): Make uninit_preds a scalar.
2140 2016-12-06 Aldy Hernandez <aldyh@redhat.com>
2143 * tree-ssa-uninit.c (can_one_predicate_be_invalidated_p): Change
2144 argument type to a pred_chain.
2145 (can_chain_union_be_invalidated_p): Use pred_chain instead of a
2147 (flatten_out_predicate_chains): Remove.
2148 (uninit_uses_cannot_happen): Rename from
2149 uninit_ops_invalidate_phi_use.
2150 Change logic so that we are checking that the PHI use will
2151 invalidate _ALL_ possibly uninitialized operands.
2152 (is_use_properly_guarded): Rename call to
2153 uninit_ops_invalidate_phi_use into uninit_uses_cannot_happen.
2155 2016-12-06 Tamar Christina <tamar.christina@arm.com>
2157 * gcc/config/aarch64/arm_neon.h
2158 (vreinterpretq_p8_p128, vreinterpretq_p16_p128): Added.
2159 (vreinterpret_p64_p16, vreinterpretq_p64_p128): Likewise.
2160 (vreinterpretq_p64_p16, vreinterpretq_p128_p8): Likewise.
2161 (vreinterpretq_p128_p16, vreinterpretq_p128_f16): Likewise.
2162 (vreinterpretq_p128_f32, vreinterpretq_p128_p64): Likewise.
2163 (vreinterpretq_p128_s64, vreinterpretq_p128_u64): Likewise.
2164 (vreinterpretq_p128_s8, vreinterpretq_p128_s16): Likewise.
2165 (vreinterpretq_p128_s32, vreinterpretq_p128_u8): Likewise.
2166 (vreinterpretq_p128_u16, vreinterpretq_p128_u32): Likewise.
2167 (vreinterpretq_f16_p128, vreinterpretq_f32_p128): Likewise.
2168 (vreinterpretq_s64_p128, vreinterpretq_u64_p128): Likewise.
2169 (vreinterpretq_s8_p128, vreinterpretq_s16_p128): Likewise.
2170 (vreinterpretq_s32_p128, vreinterpretq_u8_p128): Likewise.
2171 (vreinterpretq_u16_p128, vreinterpretq_u32_p128): Likewise.
2173 2016-12-06 Jakub Jelinek <jakub@redhat.com>
2176 * fold-const.c (fold_comparison): Assume CONSTANT_CLASS_P (base0)
2177 plus offset is non-zero. For maybe_nonzero_address decl base0,
2178 require indirect_base0.
2181 * fold-const-call.c (fold_const_call_1): Remove memchr handling here.
2182 (fold_const_call) <case CFN_BUILT_IN_STRNCMP,
2183 case CFN_BUILT_IN_STRNCASECMP>: Formatting improvements.
2184 (fold_const_call) <case CFN_BUILT_IN_MEMCMP>: Likewise. If s2 is 0
2185 and arguments have no side-effects, return 0.
2186 (fold_const_call): Handle CFN_BUILT_IN_MEMCHR.
2189 * fold-const-call.c (fold_const_call): Handle
2190 CFN_BUILT_IN_{INDEX,STRCHR,RINDEX,STRRCHR}.
2192 PR tree-optimization/78675
2193 * tree-vect-loop.c (vectorizable_live_operation): For
2194 VECTOR_BOOLEAN_TYPE_P vectype use integral type with bitsize precision
2195 instead of TREE_TYPE (vectype) for the BIT_FIELD_REF.
2197 2016-12-06 Eric Botcazou <ebotcazou@adacore.com>
2200 * emit-rtl.c (verify_rtx_sharing) <CLOBBER>: Relax condition.
2201 (copy_rtx_if_shared_1) <CLOBBER>: Likewise.
2202 (copy_insn_1) <CLOBBER>: Likewise.
2204 2016-12-05 Michael Meissner <meissner@linux.vnet.ibm.com>
2207 * config/rs6000/rs6000.h (FUNCTION_VALUE_REGNO_P): Use IN_RANGE
2208 instead of ((N) >= (X) && (N) <= (Y-X)) to silence warnings about
2209 comparing signed to unsigned values.
2210 (FUNCTION_ARG_REGNO_P): Likewise.
2212 2016-12-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2213 Stefan Freudenberger <stefan@reservoir.com>
2215 PR tree-optimization/78646
2216 * gimple-ssa-strength-reduction.c (replace_ref): The pointer
2217 addition used for the memory base expression should have the type
2220 2016-12-05 Waldemar Brodkorb <wbx@openadk.org>
2223 * config.gcc (*-*-uclinux*): Enable posix threads.
2225 2016-12-05 Andrew Senkevich <andrew.senkevich@intel.com>
2227 * config/i386/avx512bwintrin.h: Add new k-mask intrinsics.
2228 * config/i386/avx512dqintrin.h: Ditto.
2229 * config/i386/avx512fintrin.h: Ditto.
2230 * config/i386/i386-builtin-types.def (UCHAR_FTYPE_UQI_UQI_PUCHAR,
2231 UCHAR_FTYPE_UHI_UHI_PUCHAR, UCHAR_FTYPE_USI_USI_PUCHAR,
2232 UCHAR_FTYPE_UDI_UDI_PUCHAR, UCHAR_FTYPE_UQI_UQI, UCHAR_FTYPE_UHI_UHI,
2233 UCHAR_FTYPE_USI_USI, UCHAR_FTYPE_UDI_UDI, UQI_FTYPE_UQI_INT,
2234 UHI_FTYPE_UHI_INT, USI_FTYPE_USI_INT, UDI_FTYPE_UDI_INT,
2235 UQI_FTYPE_UQI, USI_FTYPE_USI, UDI_FTYPE_UDI, UQI_FTYPE_UQI_UQI): New
2237 * config/i386/i386-builtin.def (__builtin_ia32_knotqi,
2238 __builtin_ia32_knotsi, __builtin_ia32_knotdi,
2239 __builtin_ia32_korqi, __builtin_ia32_korsi, __builtin_ia32_kordi,
2240 __builtin_ia32_kxnorqi, __builtin_ia32_kxnorsi,
2241 __builtin_ia32_kxnordi, __builtin_ia32_kxorqi, __builtin_ia32_kxorsi,
2242 __builtin_ia32_kxordi, __builtin_ia32_kandqi,
2243 __builtin_ia32_kandsi, __builtin_ia32_kanddi, __builtin_ia32_kandnqi,
2244 __builtin_ia32_kandnsi, __builtin_ia32_kandndi): New.
2245 * config/i386/i386.c (ix86_expand_args_builtin): Handle new types.
2247 2016-12-05 Segher Boessenkool <segher@kernel.crashing.org>
2249 * combine.c: Revert r243162.
2251 2016-12-05 Paolo Bonzini <bonzini@gnu.org>
2253 * match.pd: Simplify X ? C : 0 where C is a power of 2 and
2254 X tests a single bit.
2256 2016-12-05 Nathan Sidwell <nathan@acm.org>
2258 * diagnostic.c (diagnostic_check_max_errors): New, broken out of ...
2259 (diagnostic_action_after_output): ... here.
2260 (diagnostic_report_diagnostic): Call it for non-notes.
2261 * diagnostic.h (struct diagnostic_context): Make max_errors signed int.
2262 (diagnostic_check_max_errors): Declare.
2264 2016-12-05 Cupertino Miranda <cmiranda@synopsys.com>
2266 * config/arc/arc.h (STARTFILE_SPEC): Use default linux specs.
2267 (ENDFILE_SPEC): Likewise.
2269 2016-12-05 Claudiu Zissulescu <claziss@synopsys.com>
2271 * config/arc/arc-protos.h (insn_is_tls_gd_dispatch): Remove.
2272 * config/arc/arc.c (arc_unspec_offset): New function.
2273 (arc_finalize_pic): Change.
2274 (arc_emit_call_tls_get_addr): Likewise.
2275 (arc_legitimize_tls_address): Likewise.
2276 (arc_legitimize_pic_address): Likewise.
2277 (insn_is_tls_gd_dispatch): Remove.
2278 * config/arc/arc.h (INSN_REFERENCES_ARE_DELAYED): Change.
2279 * config/arc/arc.md (ls_gd_load): Remove unused pattern.
2280 (tls_gd_dispatch): Likewise.
2282 2016-12-05 Andre Vieira <andre.simoesdiasvieira@arm.com>
2284 * config/arm/arm.c (TARGET_ASM_INIT_SECTIONS): Fix wrong undef
2287 2016-12-05 Eric Botcazou <ebotcazou@adacore.com>
2289 * config/sparc/sparc-protos.h (sparc_splitdi_legitimate): Rename to...
2290 (sparc_split_reg_mem_legitimate): ...this.
2291 (sparc_split_reg_mem): Declare.
2292 (sparc_split_mem_reg): Likewise.
2293 (sparc_split_regreg_legitimate): Rename to...
2294 (sparc_split_reg_reg_legitimate): ...this.
2295 * config/sparc/sparc.c (sparc_splitdi_legitimate): Rename to...
2296 (sparc_split_reg_mem_legitimate): ...this.
2297 (sparc_split_reg_mem): New function.
2298 (sparc_split_mem_reg): Likewise.
2299 (sparc_split_regreg_legitimate): Rename to...
2300 (sparc_split_reg_reg_legitimate): ...this.
2301 (sparc_split_reg_reg): New function.
2302 * config/sparc/sparc.md (lra): Remove "none" value.
2303 (enabled): Adjust to above change.
2304 (*movdi_insn_sp32): Remove new (r,T) alternative and reorder others.
2305 (DImode splitters): Adjust to above renamings and use new functions.
2306 (*movdf_insn_sp32): Remove new (r,T) alternative and reorder others.
2307 (DFmode splitters): Adjust to above renamings and use new functions.
2308 (*mov<VM64:mode>_insn_sp64): Replace C with Z constraint and use W
2309 constraint in conjunction with e.
2310 (*mov<VM64:mode>_insn_sp32): Remove new (r,T) alternative, add (o,Y)
2311 alternative and reorder others.
2312 (VM64:mode splitters): Adjust to above renamings and use new functions.
2314 2016-12-04 Martin Sebor <msebor@redhat.com>
2317 * builtin-attrs.def (ATTR_ALLOC_SIZE, ATTR_RETURNS_NONNULL): New
2318 identifier tree nodes.
2319 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): New attribute list.
2320 (ATTR_MALLOC_SIZE_1_NOTHROW_LIST): Same.
2321 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Same.
2322 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Same.
2323 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Same.
2324 * builtins.def (aligned_alloc, calloc, malloc, realloc):
2325 Add attribute alloc_size.
2326 (alloca): Add attribute alloc_size and returns_nonnull.
2328 2016-12-04 Uros Bizjak <ubizjak@gmail.com>
2331 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NEG.
2332 (dimode_scalar_chain::compute_convert_gain): Ditto.
2333 (dimode_scalar_chain::convert_insn): Ditto.
2335 2016-12-03 Eric Botcazou <ebotcazou@adacore.com>
2337 * lra-constraints.c (emit_spill_move): Use gen_lowpart_SUBREG in all
2338 cases to build a lowpart SUBREG.
2340 2016-12-03 Eric Botcazou <ebotcazou@adacore.com>
2341 David S. Miller <davem@davemloft.net>
2343 * config/sparc/constraints.md (U): Adjust comment.
2344 * config/sparc/sparc.md (lra): New attribute.
2345 (enabled): For base instructions, if the lra attribute is set,
2346 return 1 if it is in keeping with TARGET_LRA.
2347 (*movdi_insn_sp32): Add lra attribute for alternatives mentioning U
2348 constraint and duplicate them with U replaced by r.
2349 (*movdf_insn_sp32): Likewise.
2350 (*mov<VM64:mode>_insn_sp32): Likewise.
2351 (*movtf_insn_sp32): Remove alternatives mentioning U constraint.
2353 2016-12-02 Jeff Law <law@redhat.com>
2355 * config/arm/arm.c (arm_handle_cmse_nonsecure_call): Remove unused
2356 variable main_variant.
2358 2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2360 * config.gcc (powerpc*-*-linux*): Set gnu-indirect-function by
2361 default on PowerPC linux systems.
2363 2016-12-02 Segher Boessenkool <segher@kernel.crashing.org>
2365 PR rtl-optimization/78638
2366 * simplify-rtx.c (simplify_truncation): M2 is not mode, it is
2367 GET_MODE (op). Fix this.
2369 2016-12-02 David Malcolm <dmalcolm@redhat.com>
2372 * selftest.c (selftest::assert_strndup_eq): Rename to...
2373 (selftest::assert_xstrndup_eq): ...this, and remove call to
2375 (selftest::test_strndup): Rename to...
2376 (selftest::test_xstrndup): ...this, updating for above renaming.
2377 (selftest::test_libiberty): Update for renaming.
2379 2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2382 * config/rs6000/rs6000.md (movdi_internal64): Fix typo in
2383 subversion id 242679 that causes the wrong store instruction to be
2384 generated if a DImode is in an Altivec register using REG+REG
2387 2016-12-02 Uros Bizjak <ubizjak@gmail.com>
2390 * config/i386/i386.md (*andndi3_doubleword): Add non-BMI alternative
2391 and corresponding post-reload splitter.
2393 2016-12-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2395 * config/aarch64/aarch64.h (machine_function): Add
2396 reg_is_wrapped_separately field.
2397 * config/aarch64/aarch64.md (LAST_SAVED_REGNUM): Define new constant.
2398 * config/aarch64/aarch64.c (emit_set_insn): Change return type to
2400 (aarch64_save_callee_saves): Don't save registers that are wrapped
2402 (aarch64_restore_callee_saves): Don't restore registers that are
2404 (offset_9bit_signed_unscaled_p, offset_12bit_unsigned_scaled_p,
2405 aarch64_offset_7bit_signed_scaled_p): Move earlier in the file.
2406 (aarch64_get_separate_components): New function.
2407 (aarch64_get_next_set_bit): Likewise.
2408 (aarch64_components_for_bb): Likewise.
2409 (aarch64_disqualify_components): Likewise.
2410 (aarch64_emit_prologue_components): Likewise.
2411 (aarch64_emit_epilogue_components): Likewise.
2412 (aarch64_set_handled_components): Likewise.
2413 (aarch64_process_components): Likewise.
2414 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
2415 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
2416 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
2417 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
2418 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
2419 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
2421 2016-12-02 Martin Jambor <mjambor@suse.cz>
2423 * passes.def: Move pass_rebuild_cgraph_edges to the end of
2424 pass_build_ssa_passes.
2426 2016-12-02 Uros Bizjak <ubizjak@gmail.com>
2428 * config/alpha/alpha.md (exception_receiver): Copy
2429 alpha_gp_ave_rtx return value.
2431 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
2433 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
2434 for several include directories that may be relative to sysroot.
2435 * config/i386/x-mingw32 (gplus_includedir): Define.
2436 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
2437 (native_system_includedir): Likewise.
2438 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
2439 override if TARGET_SYSTEM_ROOT is defined.
2440 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
2442 2016-12-02 Jakub Jelinek <jakub@redhat.com>
2445 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NOT.
2446 (dimode_scalar_chain::compute_convert_gain): Likewise.
2447 (dimode_scalar_chain::convert_insn): Likewise.
2448 * config/i386/i386.md (*one_cmpldi2_doubleword): New
2449 define_insn_and_split.
2450 (one_cmpl<mode>2): Use SWIM1248x iterator instead of SWIM.
2453 * rtl.c (copy_rtx): Don't clear used flag here.
2454 (shallow_copy_rtx_stat): Clear used flag here unless code the rtx
2456 * simplify-rtx.c (simplify_replace_fn_rtx): When copying rtx with
2457 'E' in format, copy all vectors.
2458 * emit-rtl.c (copy_insn_1): Don't clear used flag here.
2459 * valtrack.c (cleanup_auto_inc_dec): Likewise.
2460 * config/rs6000/rs6000.c (rs6000_frame_related): Likewise.
2462 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2463 Thomas Preud'homme <thomas.preudhomme@arm.com>
2465 * config/arm/arm-builtins.c (arm_builtins): Define
2466 ARM_BUILTIN_CMSE_NONSECURE_CALLER.
2467 (bdesc_2arg): Add line for cmse_nonsecure_caller.
2468 (arm_init_builtins): Handle cmse_nonsecure_caller.
2469 (arm_expand_builtin): Likewise.
2470 * config/arm/arm_cmse.h (cmse_nonsecure_caller): New.
2472 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2473 Thomas Preud'homme <thomas.preudhomme@arm.com>
2475 * config/arm/arm.c (detect_cmse_nonsecure_call): New.
2476 (cmse_nonsecure_call_clear_caller_saved): New.
2477 (arm_reorg): Use cmse_nonsecure_call_clear_caller_saved.
2478 (arm_function_ok_for_sibcall): Disable sibcalls for
2479 cmse_nonsecure_call.
2480 * config/arm/arm-protos.h (detect_cmse_nonsecure_call): New.
2481 * config/arm/arm.md (call): Handle cmse_nonsecure_entry.
2482 (call_value): Likewise.
2483 (nonsecure_call_internal): New.
2484 (nonsecure_call_value_internal): New.
2485 * config/arm/thumb1.md (*nonsecure_call_reg_thumb1_v5): New.
2486 (*nonsecure_call_value_reg_thumb1_v5): New.
2487 * config/arm/thumb2.md (*nonsecure_call_reg_thumb2): New.
2488 (*nonsecure_call_value_reg_thumb2): New.
2489 * config/arm/unspecs.md (UNSPEC_NONSECURE_MEM): New.
2491 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2492 Thomas Preud'homme <thomas.preudhomme@arm.com>
2494 * config/arm/arm.c (gimplify.h): New include.
2495 (arm_handle_cmse_nonsecure_call): New.
2496 (arm_attribute_table): Added cmse_nonsecure_call.
2497 (arm_comp_type_attributes): Deny compatibility of function types
2498 with without the cmse_nonsecure_call attribute.
2499 * doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute.
2501 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2502 Thomas Preud'homme <thomas.preudhomme@arm.com>
2504 * config/arm/arm.c (output_return_instruction): Clear
2506 (thumb2_expand_return): Likewise.
2507 (thumb1_expand_epilogue): Likewise.
2508 (thumb_exit): Likewise.
2509 (arm_expand_epilogue): Likewise.
2510 (cmse_nonsecure_entry_clear_before_return): New.
2511 (comp_not_to_clear_mask_str_un): New.
2512 (compute_not_to_clear_mask): New.
2513 * config/arm/thumb1.md (*epilogue_insns): Change length attribute.
2514 * config/arm/thumb2.md (*thumb2_return): Disable for
2515 cmse_nonsecure_entry functions.
2516 (*thumb2_cmse_entry_return): Duplicate thumb2_return pattern for
2517 cmse_nonsecure_entry functions.
2519 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2520 Thomas Preud'homme <thomas.preudhomme@arm.com>
2522 * config/arm/arm.c (use_return_insn): Change to return with bxns
2523 when cmse_nonsecure_entry.
2524 (output_return_instruction): Likewise.
2525 (arm_output_function_prologue): Likewise.
2526 (thumb_pop): Likewise.
2527 (thumb_exit): Likewise.
2528 (thumb2_expand_return): Assert that entry functions always have simple
2530 (arm_expand_epilogue): Handle entry functions.
2531 (arm_function_ok_for_sibcall): Disable sibcall for entry functions.
2532 (arm_asm_declare_function_name): New.
2533 * config/arm/arm-protos.h (arm_asm_declare_function_name): New.
2534 * config/arm/elf.h (ASM_DECLARE_FUNCTION_NAME): Redefine to
2535 use arm_asm_declare_function_name.
2537 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2538 Thomas Preud'homme <thomas.preudhomme@arm.com>
2540 * config/arm/arm.c (arm_handle_cmse_nonsecure_entry): New.
2541 (arm_attribute_table): Added cmse_nonsecure_entry
2542 (arm_compute_func_type): Handle cmse_nonsecure_entry.
2543 (cmse_func_args_or_return_in_stack): New.
2544 (arm_handle_cmse_nonsecure_entry): New.
2545 * config/arm/arm.h (ARM_FT_CMSE_ENTRY): New macro define.
2546 (IS_CMSE_ENTRY): Likewise.
2547 * doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute.
2549 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2550 Thomas Preud'homme <thomas.preudhomme@arm.com>
2552 * config.gcc (extra_headers): Added arm_cmse.h.
2553 * config/arm/arm-arches.def (ARM_ARCH):
2554 (armv8-m): Add FL2_CMSE.
2555 (armv8-m.main): Likewise.
2556 (armv8-m.main+dsp): Likewise.
2557 * config/arm/arm-c.c
2558 (arm_cpu_builtins): Added __ARM_FEATURE_CMSE macro.
2559 * config/arm/arm-flags.h: Define FL2_CMSE.
2560 * config/arm.c (arm_arch_cmse): New.
2561 (arm_option_override): New error for unsupported cmse target.
2562 * config/arm/arm.h (arm_arch_cmse): New.
2563 * config/arm/arm.opt (mcmse): New.
2564 * config/arm/arm_cmse.h: New file.
2565 * doc/invoke.texi (ARM Options): Add -mcmse.
2566 * doc/sourcebuild.texi (arm_cmse_ok): Add new effective target.
2567 * doc/extend.texi: Add ARMv8-M Security Extensions entry.
2569 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
2571 * config/avr/avr.c: Fix coding rule glitches.
2573 2016-12-02 Martin Jambor <mjambor@suse.cz>
2575 * hsa.c (hsa_callable_function_p): Return false for artificial
2578 2016-12-02 James Greenhalgh <james.greenhalgh@arm.com>
2580 PR rtl-optimization/78561
2581 * varasm.c (recompute_pool_offsets): New.
2582 (output_constant_pool): Call it.
2584 2016-12-02 James Greenhalgh <james.greenhalgh@arm.com>
2586 PR rtl-optimization/78561
2587 * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p) Rename
2588 get_pool_size to get_pool_size_upper_bound.
2589 (rs6000_stack_info): Likewise.
2590 (rs6000_emit_prologue): Likewise.
2591 (rs6000_elf_declare_function_name): Likewise.
2592 (rs6000_set_up_by_prologue): Likewise.
2593 (rs6000_can_eliminate): Likewise, reformat spaces to tabs.
2594 * output.h (get_pool_size): Rename to...
2595 (get_pool_size_upper_bound): ...This.
2596 * varasm.c (get_pool_size): Rename to...
2597 (get_pool_size_upper_bound): ...This.
2599 2016-12-02 Bin Cheng <bin.cheng@arm.com>
2601 * match.pd: Add new pattern:
2602 (cond (cmp (convert? x) c1) (op x c2) c3) -> (op (minmax x c1) c2).
2604 2016-12-02 Nathan Sidwell <nathan@acm.org>
2606 * diagnostic.c (diagnostic_report_diagnostic): Remove extraneous
2609 2016-12-02 Aldy Hernandez <aldyh@redhat.com>
2612 * gimple-ssa-warn-alloca.c (alloca_call_type): Handle
2615 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2617 * config/s390/s390.c (s390_save_gprs_to_fprs): Fix RTL sharing
2620 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
2622 * config/avr/avr-arch.h (avr_mcu_t) [n_flash]: Remove field.
2623 * config/avr/avr-devices.c (AVR_MCU): Remove N_FLASH macro argument.
2624 * config/avr/avr-mcus.def (AVR_MCU): Remove initializer for n_flash.
2625 * config/avr/avr.c (avr_set_core_architecture) [avr_n_flash]: Use
2626 avr_mcu_types.flash_size to compute default value.
2627 * config/avr/gen-avr-mmcu-specs.c (print_mcu) [cc1_n_flash]: Use
2628 mcu->flash_size to compute value for spec.
2630 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
2632 * doc/invoke.texi (AVR Options) [-mabsdata]: Point to absdata.
2633 * doc/extend.texi (AVR Variable Attributes) [progmem]: Hint
2634 about linker description to avoid progmem altogether.
2635 [absdata]: Point to -mabsdata option.
2637 2016-12-02 Jakub Jelinek <jakub@redhat.com>
2639 PR rtl-optimization/78547
2640 * emit-rtl.c (unshare_all_rtl): Make sure DECL_RTL and
2641 DECL_INCOMING_RTL is not shared.
2642 * config/i386/i386.c (convert_scalars_to_vectors): If any
2643 insns have been converted, adjust all parameter's DEC_RTL and
2644 DECL_INCOMING_RTL back from V1TImode to TImode if the parameters have
2647 PR rtl-optimization/78575
2648 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses): Use
2649 DF infrastructure to wrap all V1TImode reg uses into TImode subreg
2650 if not already wrapped in a subreg. Make sure df_insn_rescan does not
2651 affect further iterations.
2653 2016-12-02 Martin Liska <mliska@suse.cz>
2656 * sreal.c (sreal::to_int): Make absolute value before shifting.
2657 (sreal::operator/): Likewise.
2658 (sreal_verify_negative_division): New test.
2659 (void sreal_c_tests): Call the new test.
2660 * sreal.h (sreal::normalize_up): Use new SREAL_ABS and
2662 (sreal::normalize_down): Likewise.
2664 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
2666 * combine.c (combine_simplify_rtx): Suppress replacement of
2667 "(and (reg) (const_int bit))" with "if_then_else".
2669 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
2672 * config/s390/s390.md ("extzv")
2673 ("*extzv<mode><clobbercc_or_nocc>")
2674 ("*extzvdi<clobbercc_or_nocc>_lshiftrt")
2675 ("*<risbg_n>_ior_and_sr_ze")
2676 ("*extract1bitdi<clobbercc_or_nocc>")
2677 ("*insv<mode><clobbercc_or_nocc>", "*insv_rnsbg_noshift")
2678 ("*insv_rnsbg_srl", "*insv<mode>_mem_reg")
2679 ("*insvdi_mem_reghigh", "*insvdi_reg_imm"): Use EXTRACT_ARGS_IN_RANGE
2680 to validate the arguments of zero_extract and sign_extract.
2682 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
2685 * rtl.h (EXTRACT_ARGS_IN_RANGE): New.
2687 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2689 * gcc/config/s390/s390.c (s390_builtin_vectorization_cost): New
2691 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Define target
2694 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2696 * config/s390/vector.md (vec_halfhalf): New mode iterator.
2697 ("vec_pack_trunc_<mode>", "vec_pack_ssat_<mode>")
2698 ("vec_pack_usat_<mode>", "vec_unpacks_hi_v16qi")
2699 ("vec_unpacks_low_v16qi", "vec_unpacku_hi_v16qi")
2700 ("vec_unpacku_low_v16qi", "vec_unpacks_hi_v8hi")
2701 ("vec_unpacks_lo_v8hi", "vec_unpacku_hi_v8hi")
2702 ("vec_unpacku_lo_v8hi", "vec_unpacks_hi_v4si")
2703 ("vec_unpacks_lo_v4si", "vec_unpacku_hi_v4si")
2704 ("vec_unpacku_lo_v4si"): New pattern definitions.
2705 * config/s390/vx-builtins.md: Move VI_HW_HSD mode iterator to
2708 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2710 * config/s390/s390-protos.h (s390_reverse_condition): New
2712 * config/s390/s390.c (s390_canonicalize_comparison): Fold compares
2714 (s390_reverse_condition): New function.
2715 * config/s390/s390.h (REVERSE_CC_MODE, REVERSE_CONDITION): Define
2718 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2720 * config/s390/s390-modes.def (CCVEQANY, CCVH, CCVHANY, CCVHU)
2721 (CCVHUANY): Remove modes.
2722 (CCVIH, CCVIHU, CCVIALL, CCVIANY, CCVFALL, CCVFANY): Add modes and
2724 * config/s390/s390.c (s390_match_ccmode_set): Rename cc modes.
2725 (s390_expand_vec_compare_scalar): Pick one of the cc consumer
2727 (s390_branch_condition_mask): Adjust to use the new cc consumer
2728 modes. The new modes allow for proper reversal in the middle-end.
2729 (s390_expand_vec_compare_cc): Determine the proper cc producer and
2730 consumer modes for a comparison.
2731 * config/s390/s390.md: Rename CCVH to CCVIH and CCVHU to CCVIHU
2732 throughout the file.
2733 * config/s390/vx-builtins.md: Likewise.
2735 2016-12-02 Maxim Ostapenko <m.ostapenko@samsung.com>
2737 * asan.c (asan_global_struct): Refactor.
2738 (create_odr_indicator): New function.
2739 (asan_needs_odr_indicator_p): Likewise.
2740 (is_odr_indicator): Likewise.
2741 (asan_add_global): Introduce odr_indicator_ptr. Pass it into global's
2743 (asan_protect_global): Do not protect odr indicators.
2745 2016-12-01 Jeff Law <law@redhat.com>
2747 * tree-ssa-threadedge.c
2748 (record_temporary_equivalences_from_stmts_at_dest): Avoid temporary
2749 propagation of operands if there are no operands.
2751 2016-12-02 Jakub Jelinek <jakub@redhat.com>
2753 PR tree-optimization/78586
2754 * gimple-ssa-sprintf.c (format_integer): Don't handle NOP_EXPR,
2755 CONVERT_EXPR or COMPONENT_REF here. Formatting fix. For
2756 SSA_NAME_DEF_STMT with NOP_EXPR only change argtype if the rhs1's
2757 type is INTEGER_TYPE or POINTER_TYPE.
2759 2016-12-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
2762 * config/rs6000/vsx.md (vextuhlx): Revise mode of operand 2.
2763 (vextuhrx): Likewise.
2764 (vextuwlx): Likewise.
2765 (vextuwrx): Likewise.
2767 2016-12-01 David Malcolm <dmalcolm@redhat.com>
2769 * dwarf2out.c (dwarf2out_c_finalize): Reset early_dwarf and
2770 early_dwarf_finished.
2772 2016-12-01 Eric Botcazou <ebotcazou@adacore.com>
2773 David S. Miller <davem@davemloft.net>
2775 * config/sparc/sparc.opt (mlra): New target option.
2776 * config/sparc/sparc.c (TARGET_LRA_P): Define to...
2777 (sparc_lra_p): ...this. New function.
2778 (D_MODES, DF_MODES): Add missing cast.
2779 * config/sparc/sparc.md (*movsi_lo_sum, *movsi_high): Do not
2780 provide these insns when flag_pic.
2781 (sethi_di_medlow, losum_di_medlow, seth44, setm44, setl44, sethh,
2782 setlm, sethm, setlo, embmedany_sethi, embmedany_losum,
2783 embmedany_brsum, embmedany_textuhi, embmedany_texthi,
2784 embmedany_textulo, embmedany_textlo): Likewise.
2785 (sethi_di_medlow_embmedany_pic): Provide it only with flag_pic.
2787 2016-12-01 David Edelsohn <dje.gcc@gmail.com>
2791 * dbxout.c (dbxout_type_fields): Skip TEMPLATE_DECLs.
2793 2016-12-01 Richard Biener <rguenther@suse.de>
2794 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2796 * vec.h (vec<T, A, vl_embed>::quick_grow_cleared): Guard call to
2797 memset if len-oldlen != 0.
2798 (vec<T, va_heap, vl_ptr>::safe_grow_cleared): Likewise.
2800 2016-12-01 Uros Bizjak <ubizjak@gmail.com>
2802 * config/i386/i386.md (*andndi3_doubleword): Depend on TARGET_SSE2.
2804 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
2806 * config/avr/avr.c: Fix coding rule glitches.
2808 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
2810 PR tree-optimization/78598
2811 * tree-ssa-loop-prefetch.c (ddown): Cast to signed to avoid
2814 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
2816 PR rtl-optimization/78596
2817 * combine.c (simplify_comparison): Cast to unsigned to avoid
2818 left shifting of negative value.
2820 2016-12-01 Matthias Klose <doko@ubuntu.com>
2822 * doc/install.texi: Don't use pkg-config to check for bdw-gc.
2824 2016-12-01 Richard Biener <rguenther@suse.de>
2826 * tree-ssa-alias.c (indirect_refs_may_alias_p): Do not
2827 treat arrays with same type as objects that cannot overlap.
2829 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
2831 * config/avr/avr.c (avr_print_operand): Use SYMBOL_REF_P if possible.
2832 (avr_handle_addr_attribute, avr_asm_output_aligned_decl_common)
2833 (avr_asm_asm_output_aligned_bss, avr_addr_space_convert): Dito.
2835 2016-12-01 Jakub Jelinek <jakub@redhat.com>
2838 * dwarf2out.c (loc_descr_plus_const): For negative offset use
2839 uint_loc_descriptor instead of int_loc_descriptor and perform negation
2840 in unsigned HOST_WIDE_INT type.
2841 (scompare_loc_descriptor): Shift UINTVAL left instead of INTVAL.
2844 * config/rs6000/rs6000.c (rs6000_frame_related): Call
2845 set_used_flags (pat) before any simplifications. Clear used flag on
2846 PARALLEL copy. Don't guard add_reg_note call. Call
2847 copy_rtx_if_shared on pat before storing it into
2848 REG_FRAME_RELATED_EXPR.
2850 2016-12-01 Alan Modra <amodra@gmail.com>
2852 * gcc/config/rs6000/rs6000.c (insn_is_swappable_p): Properly
2853 look inside UNSPEC_VSX_XXSPLTW vec.
2855 2016-12-01 Segher Boessenkool <segher@kernel.crashing.org>
2857 PR rtl-optimization/78607
2858 * combine.c (try_combine): Emit a barrier after a unconditional trap.
2860 2016-11-30 Michael Meissner <meissner@linux.vnet.ibm.com>
2863 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): If the
2864 element is not a constant or in a register, force it to a
2868 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Force value
2869 that will be set to a vector element to be in a register.
2870 * config/rs6000/vsx.md (vsx_set_<mode>_p9): Fix thinko that used
2871 the wrong multiplier to convert the element number to a byte
2874 2016-11-30 Vladimir Makarov <vmakarov@redhat.com>
2876 PR tree-optimization/77856
2877 * lra-constraints.c (inherit_in_ebb): Check original regno for
2878 invalid invariant regs too. Set only clobbered hard regs for the
2879 invalid invariant regs.
2881 2016-11-30 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
2883 Commit files forgotten in r242966.
2885 * config/avr/avr-arch.h (avr_mcu_t) [flash_size]: New member.
2886 * config/avr/avr-devices.c (avr_mcu_types): Add flash size info.
2887 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Remove hard-coded
2888 prefix check to find wrap-around value, instead use MCU flash size.
2889 For 8k flash devices, update link_pmem_wrap spec string to
2890 add --pmem-wrap-around=8k.
2891 * config/avr/specs.h (LINK_RELAX_SPEC): Move link_pmem_wrap from
2893 (LINK_SPEC): ...to here.
2895 2016-11-30 David Malcolm <dmalcolm@redhat.com>
2898 * selftest.c (selftest::assert_strndup_eq): New function.
2899 (selftest::test_strndup): New function.
2900 (selftest::test_libiberty): New function.
2901 (selftest::selftest_c_tests): Call test_libiberty.
2903 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
2905 PR rtl-optimization/78610
2906 * ira.c (combine_and_move_insns): Don't substitute into TRAP_IF
2909 2016-11-30 Bin Cheng <bin.cheng@arm.com>
2911 PR tree-optimization/78574
2912 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Skip loop
2913 header PHI that doesn't define biv.
2915 2016-11-30 Jakub Jelinek <jakub@redhat.com>
2917 * emit-rtl.c (verify_insn_sharing): Call verify_rtx_sharing instead of
2920 * config/i386/i386.c (dimode_scalar_chain::convert_op): Avoid
2921 sharing the SUBREG rtx between move and following insn.
2923 * ira.c (ira_update_equiv_info_by_shuffle_insn): Use copy_rtx
2924 for REG_EQUIV argument.
2926 2016-11-30 Thomas Preud'homme <thomas.preudhomme@arm.com>
2928 * config/arm/t-rmprofile: Add mappings for Cortex-M23 and Cortex-M33.
2930 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
2933 * real.c (real_hash): Add cast to avoid left
2934 shifting of negative values.
2936 2016-11-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2939 * config/aarch64/aarch64.md (add<mode>3): Extract inner expression
2940 from a subreg in operands[1] and don't call REGNO on a non-reg
2941 expression when deciding to force operands[2] into a reg.
2943 2016-11-30 Claudiu Zissulescu <claziss@synopsys.com>
2944 Andrew Burgess <andrew.burgess@embecosm.com>
2946 * config/arc/arc-protos.h (arc_store_addr_hazard_p): Declare.
2947 * config/arc/arc.c (arc_store_addr_hazard_p): New function.
2948 (workaround_arc_anomaly): Call arc_store_addr_hazard_p for ARC700.
2949 * config/arc/arc700.md: Add define_bypass for store/load.
2951 2016-11-30 Martin Liska <mliska@suse.cz>
2953 * cgraph.c (symbol_table::initialize): Initialize
2954 ipa_clones_dump_file.
2955 (cgraph_node::remove): Report to ipa_clones_dump_file.
2956 * cgraph.h: Add new argument (suffix) to cloning methods.
2957 * cgraphclones.c (dump_callgraph_transformation): New function.
2958 (cgraph_node::create_clone): New argument.
2959 (cgraph_node::create_virtual_clone): Likewise.
2960 (cgraph_node::create_version_clone): Likewise.
2961 * dumpfile.c: Add .ipa-clones dump file.
2962 * dumpfile.h (enum tree_dump_index): Add TDI_clones
2963 * ipa-inline-transform.c (clone_inlined_nodes): Report operation
2964 to dump_callgraph_transformation.
2966 2016-11-30 Martin Liska <mliska@suse.cz>
2969 * asan.c (asan_expand_mark_ifn): Properly
2970 select a VAR_DECL from FRAME.* component reference.
2972 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
2974 PR rtl-optimization/78583
2975 * simplify-rtx.c (simplify_truncation): Add check missing from the
2978 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
2980 PR rtl-optimization/78590
2981 * combine.c (change_zero_ext): Transform zero_extend of subregs only
2982 if the subreg_reg is a scalar integer mode.
2984 2016-11-30 Jakub Jelinek <jakub@redhat.com>
2986 PR tree-optimization/78586
2987 * gimple-ssa-sprintf.c (format_integer): Use TYPE_MAX_VALUE or
2988 TYPE_MIN_VALUE or build_all_ones_cst instead of folding LSHIFT_EXPR.
2989 Don't build_int_cst min/max twice. Formatting fix.
2991 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
2993 PR rtl-optimization/78588
2994 * combine.c (if_then_else_cond): Also guard against BLKmode.
2995 * rtlanal.c (num_sign_bit_copies1): Add assert.
2997 2016-11-29 Jeff Law <law@redhat.com>
2999 * common/config/arc/arc-common.c (arc_handle_option): Remove unused
3002 * lra-constraints.c (check_and_process_move): Constrain the
3003 range of DCLASS and SCLASS to avoid false positive out of bounds
3004 array index warning.
3006 2016-11-29 David Malcolm <dmalcolm@redhat.com>
3008 * doc/install.texi (--with-target-bdw-gc): Remove stray '@'.
3010 2016-11-29 David Malcolm <dmalcolm@redhat.com>
3012 PR preprocessor/78569
3013 * input.c (get_substring_ranges_for_loc): Fail gracefully if
3014 line directives were present.
3016 2016-11-30 Matthias Klose <doko@ubuntu.com>
3018 * doc/install.texi: Document configure options --enable-objc-gc
3019 and --with-target-bdw-gc.
3021 2016-11-29 Michael Meissner <meissner@linux.vnet.ibm.com>
3024 * config/rs6000/rs6000.md (mov<mode>_internal, QHI iterator): Add
3025 'x' to stxsi<wd>x print pattern, so that QImode and HImode values
3026 residing in traditional altivec registers can be stored
3029 2016-11-29 Max Filippov <jcmvbkbc@gmail.com>
3032 * config/xtensa/xtensa.c (hwloop_optimize): Don't emit zero
3033 overhead loop start between a call and its CALL_ARG_LOCATION
3036 2016-11-29 Waldemar Brodkorb <wbx@openadk.org>
3038 * config/bfin/linux.h (CPP_SPEC): Define.
3040 2016-11-29 Martin Sebor <msebor@redhat.com>
3042 PR tree-optimization/78512
3043 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Remove.
3044 * config/rs6000/linux.h: Same.
3045 * config/rs6000/linux64.h: Same.
3046 * config/sol2.h: Same.
3047 * config/sol2.c (solaris_printf_pointer_format): Remove.
3048 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Remove.
3049 * doc/tm.texi: Regenerate.
3050 * gimple-ssa-sprintf.c (format_pointer): Rempove.
3051 (pass_sprintf_length::compute_format_length): Return bool.
3052 (pass_sprintf_length::handle_gimple_call): Adjust.
3053 * target.def (printf_pointer_format): Remove.
3054 * targhooks.c (default_printf_pointer_format): Remove.
3055 (linux_printf_pointer_format): Same.
3056 * targhooks.h (default_printf_pointer_format): Remove.
3057 (linux_printf_pointer_format, solaris_printf_pointer_format): Same.
3059 2016-11-29 Uros Bizjak <ubizjak@gmail.com>
3061 * config/i386/sse.md (UNSPEC_MASKOP): Move from i386.md.
3063 (SWI1248_AVX512BWDQ): Ditto.
3064 (SWI1248_AVX512BW): Ditto.
3065 (k<any_logic:code><mode>): Ditto.
3066 (kandn<mode>): Ditto.
3067 (kxnor<mode>): Ditto.
3068 (knot<mode>): Ditto.
3069 (*k<any_lshift:code><mode>): Ditto.
3070 (kortestzhi, kortestchi): Ditto.
3071 (kunpckhi, kunpcksi, kunpckdi): Ditto.
3073 2016-11-29 Andrew Pinski <apinski@cavium.com>
3075 * tree-vrp.c (simplify_stmt_using_ranges): Use boolean_type_node
3078 2016-11-29 Chen Gang <gang.chen.5i5j@gmail.com>
3081 * config/tilegx/tilegx.c (tilegx_function_profiler): Save r10
3082 to stack before call mcount.
3083 (tilegx_can_use_return_insn_p): Clean up code.
3085 2016-11-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
3087 * config/avr/avr-mcu.def: (avr_mcu_types): Add flash size info.
3089 2016-11-29 David Malcolm <dmalcolm@redhat.com>
3095 * spellcheck.c (selftest::test_find_closest_string): Verify that
3096 we don't offer the goal string as a suggestion.
3097 * spellcheck.h (best_match::get_best_meaningful_candidate): Don't
3098 offer the goal string as a suggestion.
3101 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
3103 * config/arc/arc.c (arc_override_options): Avoid selection of
3104 compact casesi for ARCv2.
3106 2016-11-29 Richard Biener <rguenther@suse.de>
3108 * tree-cfg.c (lower_phi_internal_fn): Do not look for further
3109 PHIs after a regular stmt.
3110 (stmt_starts_bb_p): PHIs not preceeded by a PHI or a label
3113 2016-11-29 Martin Liska <mliska@suse.cz>
3115 PR gcov-profile/78582
3116 * tree-profile.c (gimple_gen_time_profiler): Make one extra BB
3117 to prevent PHI argument clash.
3119 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
3121 * config/arc/arc.opt (marclinux): Fix typo.
3122 (marclinux_prof): Likewise.
3124 2016-11-29 Jiong Wang <jiong.wang@arm.com>
3126 * target.def (stack_protect_runtime_enabled_p): New.
3127 * function.c (expand_function_end): Guard stack_protect_epilogue with
3128 targetm.stack_protect_runtime_enabled_p.
3129 * cfgexpand.c (pass_expand::execute): Likewise.
3130 * calls.c (expand_call): Likewise.
3131 * doc/tm.texi.in (TARGET_STACK_PROTECT_RUNTIME_ENABLED_P): Add it.
3132 * doc/tm.texi: Regenerate.
3134 2016-11-29 Richard Biener <rguenther@suse.de>
3137 * match.pd: Add CST1 - (CST2 - A) -> CST3 + A missing case.
3139 2016-11-29 Janus Weil <janus@gcc.gnu.org>
3141 * doc/contrib.texi: Add a few missing gfortran contributors.
3143 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
3145 * combine.c (change_zero_ext): Also handle extends from a subreg
3146 to a mode bigger than that of the operand of the subreg.
3148 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
3151 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Emit the
3152 stack_restore_tie insn instead of stack_tie, for the SVR4 and
3154 * config/rs6000/rs6000.md (stack_restore_tie): New define_insn.
3156 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
3158 * shrink-wrap.c (init_separate_shrink_wrap): Do not clear
3159 head_components and tail_components.
3160 (spread_components): New algorithm.
3161 (emit_common_tails_for_components): Clear head_components and
3163 (insert_prologue_epilogue_for_components): Write extra output to the
3164 dump file for sibcalls and abnormal exits.
3166 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
3168 PR rtl-optimization/78342
3169 * combine.c: Include "cfghooks.h".
3170 (try_combine): If we create an unconditional trap, break the basic
3171 block in two just after it, and remove the edge between; also, set
3172 the *new_direct_jump_p flag so that cleanup_cfg is run.
3174 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
3176 * simplify-rtx.c (simplify_truncation): Handle truncate of zero_extract
3179 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
3181 * config/i386/i386.md (*and<mode>_1): Merge insn pattern from
3182 *andsi_1 and *andhi_1 using SWI24 mode iterator. Use multi-line
3183 output template string.
3184 (*anddi_1): Use multi-line output template string.
3187 2016-11-28 Jakub Jelinek <jakub@redhat.com>
3190 * rtl.h (remove_reg_equal_equiv_notes): Return bool instead of void.
3191 * rtlanal.c (remove_reg_equal_equiv_notes): Return true if any
3192 note has been removed.
3193 * postreload.c (reload_combine_recognize_pattern): If
3194 remove_reg_equal_equiv_notes returns true, call df_notes_rescan.
3196 2016-11-28 Martin Sebor <msebor@redhat.com>
3199 * gimple-ssa-sprintf.c (target_max_value): Remove.
3200 (target_int_max, target_size_max): Use TYPE_MAX_VALUE.
3201 (get_width_and_precision): New function.
3202 (format_integer, format_floating, get_string_length, format_string):
3203 Correct handling of width and precision with unknown value.
3204 (format_directive): Add warning.
3205 (pass_sprintf_length::compute_format_length): Allow for precision
3206 to consist of a sole period with no asterisk or digits after it.
3208 2016-11-28 Jakub Jelinek <jakub@redhat.com>
3210 PR rtl-optimization/78546
3211 * simplify-rtx.c (neg_const_int): When negating most negative
3212 number in mode wider than HOST_BITS_PER_WIDE_INT, use
3213 simplify_const_unary_operation to produce CONST_DOUBLE or
3215 (simplify_plus_minus): Handle the case where neg_const_int
3216 doesn't return a CONST_INT.
3218 2016-11-28 Markus Trippelsdorf <markus@trippelsdorf.de>
3221 * config/rs6000/rs6000.c (vspltis_constant): Add casts to avoid
3222 left shifting of negative values.
3224 2016-11-28 Jakub Jelinek <jakub@redhat.com>
3227 * tree-nested.c (convert_local_reference_stmt): After adding
3228 shared (FRAME.NN) clause to omp parallel, task or target,
3229 add it also to all outer omp parallel, task or target constructs.
3231 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
3233 * config/i386/i386.md (UNSPEC_KMASKOP): New.
3234 (UNSPEC_KMOV): Remove.
3235 (kmovw): Expand to plain HImode move.
3236 (k<any_logic:code><mode>): Rename from *k<logic><mode>. Use
3237 register_operand predicates. Tag pattern with UNSPEC_KMASKOP.
3238 Remove corresponding clobber-removing splitter.
3239 (*anddi_1): Remove mask register alternatives.
3243 (*<any_or:code><mode>_1): Ditto.
3244 (*<any_or:code>qi_1): Ditto.
3245 (kandn<mode>): Use SWI1248_AVX512BW mode iterator. Remove
3246 general register alternatives. Tag pattern with UNSPEC_KMASKOP.
3247 Remove corresponding splitter to operation with general registers.
3248 (*andn<SWI38:mode>): Rename from *bmi_andn_<mode>.
3249 (*andn<SWI12:mode>): New pattern.
3250 (*kxnor<mode>): Remove general register alternatives. Tag pattern
3251 with UNSPEC_KMASKOP. Remove corresponding splitter to operation
3252 with general registers.
3253 (knot<mode>): New insn pattern.
3254 (*one_cmpl<mode>2_1): Remove mask register alternatives.
3255 (one_cmplqi2_1): Ditto.
3256 (*k<any_lshift:code><mode>): Rename from *k<mshift><mode>3.
3257 Tag pattern with UNSPEC_KMASKOP. Add mode attribute.
3258 * config/i386/predicates.md (mask_reg_operand): Remove predicate.
3259 * config/i386/sse.md (vec_unpacks_hi_hi): Update pattern
3260 to generate kmaskop shift.
3261 (vec_unpacks_hi_<mode>): Ditto.
3262 * config/i386/i386-builtin.def (__builtin_ia32_kandhi):
3263 Use CODE_FOR_kandhi.
3264 (__builtin_ia32_knothi): Use CODE_FOR_knothi.
3265 (__builtin_ia32_korhi): Use CODE_FOR_kiorhi.
3266 (__builtin_ia32_kxorhi): Use CODE_FOR_kxorhi.
3268 2016-11-28 Richard Biener <rguenther@suse.de>
3270 * tree-vrp.c (vrp_visit_assignment_or_call): Handle simplifications
3271 to SSA names via extract_range_from_ssa_name if allowed.
3273 2016-11-28 Richard Biener <rguenther@suse.de>
3275 PR tree-optimization/78542
3276 * tree-ssa-ccp.c (evaluate_stmt): Only valueize simplification
3279 2016-11-28 Paolo Bonzini <bonzini@gnu.org>
3281 * combine.c (simplify_if_then_else): Simplify IF_THEN_ELSE that
3282 isolates a single bit, even if the condition involves subregs.
3284 2016-11-28 Tamar Christina <tamar.christina@arm.com>
3286 * config/aarch64/aarch64-simd-builtins.def
3287 (BSL_P): Added di and v2di mode.
3288 * config/aarch64/arm_neon.h
3289 (vsriq_n_p64, vsri_n_p64): Added poly type.
3290 (vextq_p64, vext_p64): Likewise.
3291 (vceq_p64, vbslq_p64, vbsl_p64): Likewise.
3293 2016-11-28 Tamar Christina <tamar.christina@arm.com>
3295 * config/aarch64/aarch64-builtins.c (TYPES_SETREGP): Added poly type.
3296 (TYPES_GETREGP): Likewise.
3297 (TYPES_SHIFTINSERTP): Likewise.
3298 (TYPES_COMBINEP): Likewise.
3299 (TYPES_STORE1P): Likewise.
3300 * config/aarch64/aarch64-simd-builtins.def
3301 (combine): Added poly generator.
3302 (get_dregoi): Likewise.
3303 (get_dregci): Likewise.
3304 (get_dregxi): Likewise.
3308 * config/aarch64/arm_neon.h
3309 (poly64x1x2_t, poly64x1x3_t): New.
3310 (poly64x1x4_t, poly64x2x2_t): Likewise.
3311 (poly64x2x3_t, poly64x2x4_t): Likewise.
3312 (poly64x1_t): Likewise.
3313 (vcreate_p64, vcombine_p64): Likewise.
3314 (vdup_n_p64, vdupq_n_p64): Likewise.
3315 (vld2_p64, vld2q_p64): Likewise.
3316 (vld3_p64, vld3q_p64): Likewise.
3317 (vld4_p64, vld4q_p64): Likewise.
3318 (vld2_dup_p64, vld3_dup_p64): Likewise.
3319 (vld4_dup_p64, vsli_n_p64): Likewise.
3320 (vsliq_n_p64, vst1_p64): Likewise.
3321 (vst1q_p64, vst2_p64): Likewise.
3322 (vst3_p64, vst4_p64): Likewise.
3323 (__aarch64_vdup_lane_p64, __aarch64_vdup_laneq_p64): Likewise.
3324 (__aarch64_vdupq_lane_p64, __aarch64_vdupq_laneq_p64): Likewise.
3325 (vget_lane_p64, vgetq_lane_p64): Likewise.
3326 (vreinterpret_p8_p64, vreinterpretq_p8_p64): Likewise.
3327 (vreinterpret_p16_p64, vreinterpretq_p16_p64): Likewise.
3328 (vreinterpret_p64_f16, vreinterpret_p64_f64): Likewise.
3329 (vreinterpret_p64_s8, vreinterpret_p64_s16): Likewise.
3330 (vreinterpret_p64_s32, vreinterpret_p64_s64): Likewise.
3331 (vreinterpret_p64_f32, vreinterpret_p64_u8): Likewise.
3332 (vreinterpret_p64_u16, vreinterpret_p64_u32): Likewise.
3333 (vreinterpret_p64_u64, vreinterpret_p64_p8): Likewise.
3334 (vreinterpretq_p64_f64, vreinterpretq_p64_s8): Likewise.
3335 (vreinterpretq_p64_s16, vreinterpretq_p64_s32): Likewise.
3336 (vreinterpretq_p64_s64, vreinterpretq_p64_f16): Likewise.
3337 (vreinterpretq_p64_f32, vreinterpretq_p64_u8): Likewise.
3338 (vreinterpretq_p64_u16, vreinterpretq_p64_u32): Likewise.
3339 (vreinterpretq_p64_u64, vreinterpretq_p64_p8): Likewise.
3340 (vreinterpret_f16_p64, vreinterpretq_f16_p64): Likewise.
3341 (vreinterpret_f32_p64, vreinterpretq_f32_p64): Likewise.
3342 (vreinterpret_f64_p64, vreinterpretq_f64_p64): Likewise.
3343 (vreinterpret_s64_p64, vreinterpretq_s64_p64): Likewise.
3344 (vreinterpret_u64_p64, vreinterpretq_u64_p64): Likewise.
3345 (vreinterpret_s8_p64, vreinterpretq_s8_p64): Likewise.
3346 (vreinterpret_s16_p64, vreinterpret_s32_p64): Likewise.
3347 (vreinterpretq_s32_p64, vreinterpret_u8_p64): Likewise.
3348 (vreinterpret_u16_p64, vreinterpretq_u16_p64): Likewise.
3349 (vreinterpret_u32_p64, vreinterpretq_u32_p64): Likewise.
3350 (vset_lane_p64, vsetq_lane_p64): Likewise.
3351 (vget_low_p64, vget_high_p64): Likewise.
3352 (vcombine_p64, vst2_lane_p64): Likewise.
3353 (vst3_lane_p64, vst4_lane_p64): Likewise.
3354 (vst2q_lane_p64, vst3q_lane_p64): Likewise.
3355 (vst4q_lane_p64, vget_lane_p64): Likewise.
3356 (vget_laneq_p64, vset_lane_p64): Likewise.
3357 (vset_laneq_p64, vcopy_lane_p64): Likewise.
3358 (vcopy_laneq_p64, vdup_n_p64): Likewise.
3359 (vdupq_n_p64, vdup_lane_p64): Likewise.
3360 (vdup_laneq_p64, vld1_p64): Likewise.
3361 (vld1q_p64, vld1_dup_p64): Likewise.
3362 (vld1q_dup_p64, vld1q_dup_p64): Likewise.
3363 (vmov_n_p64, vmovq_n_p64): Likewise.
3364 (vst3q_p64, vst4q_p64): Likewise.
3365 (vld1_lane_p64, vld1q_lane_p64): Likewise.
3366 (vst1_lane_p64, vst1q_lane_p64): Likewise.
3367 (vcopy_laneq_p64, vcopyq_laneq_p64): Likewise.
3368 (vdupq_laneq_p64): Likewise.
3370 2016-11-28 Tamar Christina <tamar.christina@arm.com>
3372 * config/arm/arm_neon.h (vget_lane_p64): New.
3374 2016-11-28 Iain Sandoe <iain@codesourcery.com>
3377 * configure.ac (with_ld64): Use portable method to extract the
3378 major part of the version number.
3379 * configure: Regenerated.
3381 2016-11-28 Jakub Jelinek <jakub@redhat.com>
3383 * gimple-ssa-sprintf.c (build_intmax_type_nodes): Look at
3384 UINTMAX_TYPE rather than SIZE_TYPE. Add gcc_unreachable if
3385 intmax_t couldn't be determined.
3386 (format_integer): Make {,u}intmax_type_node no longer static,
3387 initialize them only when needed. For z and t use
3388 signed_or_unsigned_type_for instead of assuming size_t and
3389 ptrdiff_t have the same precision.
3392 * ipa-icf.h (sem_item_optimizer): Add m_classes_vec member.
3393 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Initialize it.
3394 (sem_item_optimizer::~sem_item_optimizer): Traverse m_classes_vec
3395 vector instead of traversing m_classes hash table. Release
3397 (sem_item_optimizer::read_section, sem_item_optimizer::add_class):
3399 (sem_item_optimizer::get_group_by_hash): When inserting a new group,
3400 add it also to m_classes_vec vector.
3401 (sem_item_optimizer::remove_symtab_node,
3402 sem_item_optimizer::build_hash_based_classes,
3403 sem_item_optimizer::parse_nonsingleton_classes): Formatting fixes.
3404 (sem_item_optimizer::subdivide_classes_by_equality,
3405 sem_item_optimizer::subdivide_classes_by_sensitive_refs,
3406 sem_item_optimizer::verify_classes): Traverse m_classes_vec vector
3407 instead of traversing m_classes hash table. Formatting fixes.
3408 (sem_item_optimizer::traverse_congruence_split,
3409 sem_item_optimizer::do_congruence_step_for_index,
3410 sem_item_optimizer::do_congruence_step): Formatting fixes.
3411 (sem_item_optimizer::process_cong_reduction): Traverse m_classes_vec
3412 vector instead of traversing m_classes hash table.
3413 (sem_item_optimizer::dump_cong_classes): Likewise. Formatting fixes.
3414 (sem_item_optimizer::merge_classes): Traverse m_classes_vec vector
3415 instead of traversing m_classes hash table.
3417 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
3419 * config/avr/avr.c (out_movhi_r_mr) [REG_X + PLUS]: Only SBIW if
3420 X is not unused after.
3422 2016-11-28 Bernd Schmidt <bschmidt@redhat.com>
3424 PR rtl-optimization/78120
3425 * rtlanal.c (insn_rtx_cost): Revert previous change.
3427 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
3430 * config/avr/avr.md (SPLIT34): New mode iterator.
3431 (bitop): New code iterator.
3432 (*iorhi3.ashift8-*). New insn-and-split patterns.
3433 (*movhi): Post-reload split reg = 0.
3434 [!MOVW]: Post-reload split reg = reg.
3435 (*mov<mode>) [SI,SF,PSI,SQ,USQ,SA,USA]: Post-reload split reg = reg.
3436 (andhi3, andpsi3, andsi3): Post-reload split reg-reg operations.
3437 (iorhi3, iorpsi3, iorsi3): Same.
3438 (xorhi3, xorpsi3, xorsi3): Same.
3439 * config/avr/avr.c (avr_rtx_costs_1) [IOR && HImode]: Adjust rtx
3440 costs to *iorhi3.ashift8-* patterns.
3442 2016-11-27 Iain Sandoe <iain@codesourcery.com>
3443 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3446 * config.in: Regenerate
3447 * config/darwin-driver.c (darwin_driver_init): Emit a version string
3449 * config/darwin.h(ASM_MMACOSX_VERSION_MIN_SPEC): New, new tests.
3450 * config/darwin.opt(asm_macosx_version_min): New.
3451 * config/i386/darwin.h: Handle ASM_MMACOSX_VERSION_MIN_SPEC.
3452 * configure: Regenerate
3453 * configure.ac: Check for mmacosx-version-min handling.
3455 2016-11-27 Iain Sandoe <iain@codesourcery.com>
3458 * config/i386/i386.c (ix86_code_end): Note that we emitted code
3459 where the function might otherwise appear empty for picbase thunks.
3460 (ix86_output_function_epilogue): If we find a zero-sized function
3461 assume that reaching it is UB and trap. If we find a trailing label
3463 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): If we
3464 find a zero-sized function assume that reaching it is UB and trap.
3465 If we find a trailing label, append a nop.
3467 2016-11-27 Iain Sandoe <iain@codesourcery.com>
3470 * config/darwin-sections.def (picbase_thunk_section): New.
3471 * config/darwin.c (darwin_init_sections): Set up picbase thunk
3472 section. (darwin_rodata_section, darwin_objc2_section,
3473 machopic_select_section, darwin_asm_declare_constant_name,
3474 darwin_emit_weak_or_comdat, darwin_function_section): Don’t use
3475 coalesced with newer linkers.
3476 (darwin_override_options): Decide on usage of coalesed sections
3477 on the basis of the target linker version.
3478 * config/darwin.h (MIN_LD64_NO_COAL_SECTS): New.
3479 * config/darwin.opt (mtarget-linker): New.
3480 * config/i386/i386.c (ix86_code_end): Do not force the thunks into
3481 a coalesced section, instead use a thunks section.
3483 2016-11-27 Iain Sandoe <iain@codesourcery.com>
3486 * configure.ac (with-ld64): New var, set for Darwin, set on
3487 detection of ld64, gcc_cv_ld64_export_dynamic: New, New test.
3488 * config/darwin.h: Use LD64_HAS_DYNAMIC export. DEF_LD64: New, define.
3489 * config/darwin10.h(DEF_LD64): Update for this target version.
3490 * config/darwin12.h(LINK_GCC_C_SEQUENCE_SPEC): Remove rdynamic test.
3491 (DEF_LD64): Update for this target version.
3492 * configure: Regenerated.
3493 * config.in: Regenerated.
3495 2016-11-27 Iain Sandoe <iain@codesourcery.com>
3498 * config/darwin.c (imachopic_indirection_name): Make data
3499 section indirections linker-visible.
3500 * config/darwin.h (ASM_GENERATE_INTERNAL_LABEL): Make local
3501 constant labels linker-visible.
3503 2016-11-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3505 * tree.c (build_common_tree_nodes): Initialize ptrdiff_type_node.
3506 (free_lang_data): Remove assignment to ptrdiff_type_node.
3508 2016-11-25 Jakub Jelinek <jakub@redhat.com>
3510 PR rtl-optimization/78526
3511 * simplify-rtx.c (simplify_immed_subreg): Don't use wi::extract_uhwi
3512 beyond val's precision.
3514 PR rtl-optimization/78527
3515 * combine.c (make_compound_operation_int): Ignore LSHIFTRT with
3516 out of bounds shift count.
3518 2016-11-25 Martin Liska <mliska@suse.cz>
3521 * doc/invoke.texi (-fprofile-use): Fix reference to a section
3522 where -fprofile-generate is documented.
3524 2016-11-25 Martin Liska <mliska@suse.cz>
3526 PR gcov-profile/78086
3527 * coverage.c (build_init_ctor): Don't use priority {cd}tors if
3528 not supported by a target. Set priority to 100 if possible.
3529 (build_gcov_exit_decl): Likewise.
3531 2016-11-25 Richard Biener <rguenther@suse.de>
3534 * ipa-prop.c (compute_complex_assign_jump_func): Properly identify
3535 unary, binary and single RHSs.
3536 * tree.def (BIT_INSERT_EXPR): Adjust tree code name.
3538 2016-11-25 Bin Cheng <bin.cheng@arm.com>
3543 * match.pd ((cond (cmp (convert1? @1) @3) (convert2? @1) @2)): Use
3544 cmp directly, rather than cmp_code. Initialize code to ERROR_MARK
3545 and set it to result code if transformation is valid. Use code EQ
3546 directly in last simplification case.
3548 2016-11-25 Richard Biener <rguenther@suse.de>
3550 * gimple-fold.c (fold_stmt_1): Check may_propagate_copy
3551 before valueizing return stmts.
3553 2016-11-24 Richard Biener <rguenther@suse.de>
3555 PR tree-optimization/78343
3556 * passes.def: Add CD-DCE pass after loop splitting.
3557 * tree-ssa-dce.c (find_obviously_necessary_stmts): Move
3558 SCEV init/finalize ...
3559 (perform_tree_ssa_dce): ... here. Deal with being
3560 executed inside the loop pipeline in aggressive mode.
3562 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
3564 * tree-ssa-math-opts.c (struct symbolic_number): Improve comment.
3566 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
3568 PR tree-optimization/77673
3569 * tree-ssa-math-opts.c (struct symbolic_number): Add new src field.
3570 (init_symbolic_number): Initialize src field from src parameter.
3571 (perform_symbolic_merge): Select most dominated statement as the
3572 source statement. Set src field of resulting n structure from the
3573 input src with the lowest address.
3574 (find_bswap_or_nop): Rename source_stmt into ins_stmt.
3575 (bswap_replace): Rename src_stmt into ins_stmt. Initially get source
3576 of load from src field rather than insertion statement. Cancel
3577 optimization if statement analyzed is not dominated by the insertion
3579 (pass_optimize_bswap::execute): Rename src_stmt to ins_stmt. Compute
3580 dominance information.
3582 2016-11-25 Eric Botcazou <ebotcazou@adacore.com>
3585 * config/mips/mips.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
3587 2016-11-25 Martin Jambor <mjambor@suse.cz>
3589 PR tree-optimization/70965
3590 * passes.def (pass_build_ssa_passes): Add pass_rebuild_cgraph_edges.
3592 2016-11-24 James Greenahlgh <james.greenhalgh@arm.com>
3595 * config/i386/i386.c (i386_excess_precision): Do not return
3596 FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
3597 EXCESS_PRECISION_TYPE_STANDARD.
3598 * target.def (excess_precision): Document that targets should
3599 not return FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
3600 EXCESS_PRECISION_TYPE_STANDARD or EXCESS_PRECISION_TYPE_FAST.
3601 Fix typo in first sentence.
3602 * doc/tm.texi: Regenerate.
3604 2016-11-25 Richard Biener <rguenther@suse.de>
3606 PR tree-optimization/78396
3607 * tree-vectorizer.c (vectorize_loops): When the if-converted
3608 body contains masked loads or stores do not attempt to
3609 basic-block-vectorize it.
3611 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
3612 Alan Hayward <alan.hayward@arm.com>
3613 David Sherwood <david.sherwood@arm.com>
3615 * function.h (spill_slot_alignment): Declare.
3616 * function.c (spill_slot_alignment): New function.
3617 * lra-spills.c (slot): Add align and size fields.
3618 (assign_mem_slot): Use them in the call to assign_stack_local.
3619 (add_pseudo_to_slot): Update the fields.
3620 (assign_stack_slot_num_and_sort_pseudos): Initialise the fields.
3622 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
3623 Alan Hayward <alan.hayward@arm.com>
3624 David Sherwood <david.sherwood@arm.com>
3626 * stor-layout.c (layout_type): Allow the caller to set the mode of
3627 a float type. Only choose one here if the mode is still VOIDmode.
3628 * tree.c (build_common_tree_nodes): Set the type mode of decimal
3629 floats before calling layout_type.
3630 * config/rs6000/rs6000.c (rs6000_init_builtins): Likewise.
3632 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
3634 * tree-tailcall.c (find_tail_calls): Allow calls to reference
3635 local variables if all references are known to be direct.
3637 2016-11-25 Jakub Jelinek <jakub@redhat.com>
3638 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3641 * tree-vrp.c (extract_range_basic): Check for ptrdiff_type_node to be
3642 non null and it's precision matches precision of lhs's type.
3644 2016-11-24 Martin Sebor <msebor@redhat.com>
3646 PR tree-optimization/78476
3647 * gimple-ssa-sprintf.c (struct pass_sprintf_length::call_info):
3649 (handle_gimple_call): Adjust signature.
3650 (try_substitute_return_value): Remove calls to bounded functions
3651 with zero buffer size whose result is known.
3652 (pass_sprintf_length::execute): Adjust call to handle_gimple_call.
3654 2016-11-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3656 * varasm.c (assemble_start_function): Wrap align_log definition in
3657 ASM_OUTPUT_MAX_SKIP_ALIGN.
3659 2016-11-24 Uros Bizjak <ubizjak@gmail.com>
3661 * config/i386/i386.md (wide AND insn to QImode splitter): Use
3662 explicit mode macros.
3663 (wide OR insn to QImode splitter): Ditto.
3665 2016-11-24 Vladimir Makarov <vmakarov@redhat.com>
3667 PR rtl-optimization/77541
3668 * lra-constraints.c (struct input_reload): Add field match_p.
3669 (get_reload_reg): Check modes of input reloads to generate unique
3670 value reload pseudo.
3671 (match_reload): Add input reload pseudo for the current insn.
3673 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
3675 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Update
3676 __FLT_EVAL_METHOD__ and __FLT_EVAL_METHOD_C99__ when we switch
3677 architecture levels.
3678 * config/aarch64/aarch64.c (aarch64_promoted_type): Only promote
3679 the aarch64_fp16_type_node, not all HFmode types.
3680 (aarch64_libgcc_floating_mode_supported_p): Support HFmode.
3681 (aarch64_scalar_mode_supported_p): Likewise.
3682 (aarch64_excess_precision): New.
3683 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Define.
3684 (TARGET_SCALAR_MODE_SUPPORTED_P): Likewise.
3685 (TARGET_C_EXCESS_PRECISION): Likewise.
3687 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
3689 * config/aarch64/aarch64-c.c (aarch64_scalar_mode_supported_p): New.
3690 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3692 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
3694 * config/aarch64/aarch64.md (<optab>sihf2): Convert to expand.
3695 (<optab>dihf2): Likewise.
3696 (aarch64_fp16_<optab><mode>hf2): New.
3698 2016-11-24 Alexander Monakov <amonakov@ispras.ru>
3701 * config/nvptx/mkoffload.c (main): Allow -fopenmp.
3703 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
3705 * common/config/sparc/sparc-common.c (sparc_option_optimization_table):
3706 Enable REE at -O2 and higher.
3707 * config/sparc/sparc.c (sparc_option_override): Disable it by default
3710 2016-11-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3714 * tree-ssa-ter.c (temp_expr_table): Add reg_vars_cnt field.
3715 (new_temp_expr_table): Initialise reg_vars_cnt.
3716 (free_temp_expr_table): Release reg_vars_cnt.
3717 (process_replaceable): Add reg_vars_cnt argument, set reg_vars_cnt
3719 (find_replaceable_in_bb): Use the above to record register variable
3720 write occurrences and cancel replacement across them.
3722 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
3724 PR rtl-optimization/78437
3725 * ree.c (get_uses): New function.
3726 (combine_reaching_defs): When a copy is needed, return false if any
3727 reaching use of the source register reads it in a mode larger than
3728 the mode it is set in and WORD_REGISTER_OPERATIONS is true.
3730 2016-11-24 Martin Liska <mliska@suse.cz>
3732 * gimple-pretty-print.c (dump_edge_probability): New function.
3733 (dump_gimple_switch): Dump label edge probabilities.
3734 (dump_gimple_cond): Likewise.
3735 (dump_gimple_label): Dump
3736 (dump_gimple_bb_header): Dump basic block frequency.
3737 (pp_cfg_jump): Replace e->dest argument with e.
3738 (dump_implicit_edges): Likewise.
3739 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at):
3740 Use gimple_bb (at) instead of at->bb.
3742 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
3744 * common.opt (flimit-function-alignment): New.
3745 * doc/invoke.texi (-flimit-function-alignment): Document.
3746 * emit-rtl.h (struct rtl_data): Add max_insn_address field.
3747 * final.c (shorten_branches): Set it.
3748 * varasm.c (assemble_start_function): Limit alignment if
3751 2016-11-24 Richard Biener <rguenther@suse.de>
3753 PR tree-optimization/71595
3754 * cfgloopmanip.h (remove_path): Add irred_invalidated and
3755 loop_closed_ssa_invalidated parameters, defaulted to NULL.
3756 * cfgloopmanip.c (remove_path): Likewise, pass them along to
3757 called functions. Only fix irred flags if the caller didn't
3759 * tree-ssa-loop-ivcanon.c (unloop_loops): Use add_bb_to_loop.
3760 (unloop_loops): Pass irred_invalidated and loop_closed_ssa_invalidated
3763 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
3765 PR rtl-optimization/78120
3766 * ifcvt.c (noce_conversion_profitable_p): Check original cost in all
3767 cases, and additionally test against max_seq_cost for speed
3769 (noce_process_if_block): Compute an estimate for the original cost when
3770 optimizing for speed, using the minimum of then and else block costs.
3772 PR rtl-optimization/78120
3773 * rtlanal.c (insn_rtx_cost): Use set_rtx_cost.
3775 PR rtl-optimization/78120
3776 * config/i386/i386.c (ix86_rtx_costs): Fully handle SETs.
3778 2016-11-24 Bin Cheng <bin.cheng@arm.com>
3780 * match.pd: Refine type conversion in result expr for below pattern:
3781 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
3783 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
3786 * tree.h (wi::fits_to_boolean_p): New predicate.
3787 (wi::fits_to_tree_p): Use it for boolean types.
3788 * tree.c (int_fits_type_p): Likewise.
3790 2016-11-24 Martin Liska <mliska@suse.cz>
3792 * print-tree.c (struct bucket): Remove.
3793 (print_node): Add new argument which drives whether a tree node
3794 is printed briefly or not.
3795 (debug_tree): Replace a custom hash table with hash_set<T>.
3796 * print-tree.h (print_node): Add the argument.
3798 2016-11-24 Chung-Lin Tang <cltang@codesourcery.com>
3800 * config/nios2/nios2.c (nios2_init_libfuncs): Add ATTRIBUTE_UNUSED.
3802 2016-11-23 Peter Bergner <bergner@vnet.ibm.com>
3805 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return MODE
3806 if it is at least NREGS wide.
3808 2016-11-23 Joseph Myers <joseph@codesourcery.com>
3810 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p): For
3811 TARGET_E500_DOUBLE. handle TDmode, TImode and PTImode the same as
3812 TFmode, IFmode and KFmode.
3814 2016-11-23 Joseph Myers <joseph@codesourcery.com>
3816 * config/rs6000/spe.md (*frob_<SPE64:mode>_ti_8): New insn
3819 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
3821 * combine.c (change_zero_ext): Only change the mode of a hard register
3822 destination if can_change_dest_mode holds for that.
3824 2016-11-23 Jeff Law <law@redhat.com>
3826 * varasm.c (assemble_name): Increase buffer size for name.
3828 * config/spu/spu.md (floatunsdidf2): Remove unused local variable.
3830 2016-11-23 Jakub Kicinski <jakub.kicinski@netronome.com>
3832 * doc/extend.texi: Constify first argument to __builtin_object_size.
3834 2016-11-23 Bernd Edlinger <bernd.edlinger@hotmail.de>
3836 * opth-gen.awk: Use unsigned shifts for bit masks. Allow all bits
3837 to be used. Add brackets around macro argument.
3839 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
3841 * config/i386/i386.md (*<any_or:code>hi_1): Fix operand 2 constraints.
3843 2016-11-23 Jakub Jelinek <jakub@redhat.com>
3846 * opts.c (parse_sanitizer_options): For -fsanitize=undefined,
3847 restore enabling also SANITIZE_UNREACHABLE and SANITIZE_RETURN.
3849 2016-11-23 Jakub Jelinek <jakub@redhat.com>
3852 * omp-low.c (build_outer_var_ref): Change lastprivate argument
3853 to code, pass it recursively, adjust uses. For OMP_CLAUSE_PRIVATE
3854 on worksharing constructs, treat it like clauses on simd construct.
3856 (lower_rec_input_clauses): For OMP_CLAUSE_PRIVATE_OUTER_REF pass
3857 OMP_CLAUSE_PRIVATE as last argument to build_outer_var_ref.
3858 (lower_lastprivate_clauses): Pass OMP_CLAUSE_LASTPRIVATE instead
3859 of true as last argument to build_outer_var_ref.
3861 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
3863 * config/i386/i386.md (*movqi_internal): Calculate mode
3864 attribute of alternatives 7,8,9 depending on TARGET_AVX512DQ.
3865 <TYPE_MSKMOV>: Emit kmovw for MODE_HI insn mode attribute.
3866 (*k<logic><mode>): Calculate mode attribute depending on
3867 TARGET_AVX512DQ. Emit k<logic>w for MODE_HI insn mode attribute.
3868 (*andqi_1): Calculate mode attribute of alternative 3 depending
3869 on TARGET_AVX512DQ. Emit kandw for MODE_HI insn mode attribute.
3870 (kandn<mode>): Calculate mode attribute of alternative 2 depending
3871 on TARGET_AVX512DQ. Emit kandnw for MODE_HI insn mode attribute.
3872 (kxnor<mode>): Merge insn patterns using SWI1248_AVX512BW mode
3873 iterator. Calculate mode attribute of alternative 1 depending
3874 on TARGET_AVX512DQ. Emit kxnorw for MODE_HI insn mode attribute.
3875 (*one_cmplqi2_1): Calculate mode attribute of alternative 2 depending
3876 on TARGET_AVX512DQ. Emit knotw for MODE_HI insn mode attribute.
3878 2016-11-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3881 * gimple-fold.c (fold_stmt_1): Handle case for GIMPLE_RETURN.
3882 * tree-vrp.c (extract_range_basic): Handle case for
3883 CFN_BUILT_IN_STRLEN.
3885 2016-11-23 Jeff Law <law@redhat.com>
3887 * config/mcore/mcore.c (emit_new_cond_insn): Fix prototype.
3889 * config/iq2000/iq2000.c (iq2000_rtx_costs): Avoid multiplication
3890 in boolean context warning.
3892 * config/ia64/ia64.c (ia64_emit_insn_before): Fix prototype.
3894 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3897 * config/arm/arm-builtins.c (arm_simd_floatHF_type_node): Rename to...
3898 (arm_fp16_type_node): ...This, make visibile.
3899 (arm_simd_builtin_std_type): Rename arm_simd_floatHF_type_node to
3901 (arm_init_simd_builtin_types): Likewise.
3902 (arm_init_fp16_builtins): Likewise.
3903 * config/arm/arm.c (arm_excess_precision): New.
3904 (arm_floatn_mode): Likewise.
3905 (TARGET_C_EXCESS_PRECISION): Likewise.
3906 (TARGET_FLOATN_MODE): Likewise.
3907 (arm_promoted_type): Only promote arm_fp16_type_node.
3908 * config/arm/arm.h (arm_fp16_type_node): Declare.
3910 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3912 * config/arm/arm.c (arm_convert_to_type): Delete.
3913 (TARGET_CONVERT_TO_TYPE): Delete.
3914 (arm_init_libfuncs): Enable trunc_optab from DFmode to HFmode.
3915 (arm_libcall_uses_aapcs_base): Add trunc_optab from DF- to HFmode.
3916 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): New.
3917 * config/arm/arm.md (truncdfhf2): Only convert through SFmode if we
3918 are in fast math mode, and have no single step hardware instruction.
3919 (extendhfdf2): Only expand through SFmode if we don't have a
3920 single-step hardware instruction.
3921 * config/arm/vfp.md (*truncdfhf2): New.
3922 (extendhfdf2): Likewise.
3924 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3926 * targhooks.c (default_floatn_mode): Enable _Float16 if a target
3929 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3931 * config/s390/s390.h (TARGET_FLT_EVAL_METHOD): Delete.
3932 * config/m68k/m68k.h (TARGET_FLT_EVAL_METHOD): Delete.
3933 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Delete.
3934 * defaults.h (TARGET_FLT_EVAL_METHOD): Delete.
3935 * doc/tm.texi.in (TARGET_FLT_EVAL_METHOD): Delete.
3936 * doc/tm.texi: Regenerate.
3937 * system.h (TARGET_FLT_EVAL_METHOD): Poison.
3939 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3941 * toplev.c (init_excess_precision): Delete most logic.
3942 * tree.c (excess_precision_type): Rewrite to use
3943 TARGET_EXCESS_PRECISION.
3944 * doc/invoke.texi (-fexcess-precision): Document behaviour in a
3945 more generic fashion.
3946 * ginclude/float.h: Wrap definition of FLT_EVAL_METHOD in
3947 __STDC_WANT_IEC_60559_TYPES_EXT__.
3949 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3951 * common.opt (fpermitted-flt-eval-methods): New.
3952 * doc/invoke.texi (-fpermitted-flt-eval-methods): Document it.
3953 * flag_types.h (permitted_flt_eval_methods): New.
3955 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3957 * config/m68k/m68k.c (m68k_excess_precision): New.
3958 (TARGET_C_EXCESS_PRECISION): Define.
3960 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3962 * config/s390/s390.c (s390_excess_precision): New.
3963 (TARGET_C_EXCESS_PRECISION): Define.
3965 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3967 * config/i386/i386.c (ix86_excess_precision): New.
3968 (TARGET_C_EXCESS_PRECISION): Define.
3970 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3972 * target.def (excess_precision): New hook.
3973 * target.h (flt_eval_method): New.
3974 (excess_precision_type): Likewise.
3975 * targhooks.c (default_excess_precision): New.
3976 * targhooks.h (default_excess_precision): New.
3977 * doc/tm.texi.in (TARGET_C_EXCESS_PRECISION): New.
3978 * doc/tm.texi: Regenerate.
3980 2016-11-23 Martin Sebor <msebor@redhat.com>
3983 * gimple-ssa-sprintf.c (format_string): Correct the maxima and
3984 set the minimum number of bytes for an unknown string to zero.
3986 2016-11-23 Martin Jambor <mjambor@suse.cz>
3987 Martin Liska <mliska@suse.cz>
3989 * hsa-builtins.def: New file.
3990 * Makefile.in (BUILTINS_DEF): Add hsa-builtins.def dependency.
3991 * builtins.def: Include hsa-builtins.def.
3992 (DEF_HSA_BUILTIN): New macro.
3993 * dumpfile.h (OPTGROUP_OPENMP): Define.
3994 * dumpfile.c (optgroup_options): Added OPTGROUP_OPENMP.
3995 * gimple.h (gf_mask): Added elements GF_OMP_FOR_GRID_INTRA_GROUP and
3996 GF_OMP_FOR_GRID_GROUP_ITER.
3997 (gimple_omp_for_grid_phony): Added checking assert.
3998 (gimple_omp_for_set_grid_phony): Likewise.
3999 (gimple_omp_for_grid_intra_group): New function.
4000 (gimple_omp_for_set_grid_intra_group): Likewise.
4001 (gimple_omp_for_grid_group_iter): Likewise.
4002 (gimple_omp_for_set_grid_group_iter): Likewise.
4003 * omp-low.c (check_omp_nesting_restrictions): Allow GRID loop where
4004 previosuly only distribute loop was permitted.
4005 (lower_lastprivate_clauses): Allow non tcc_comparison predicates.
4006 (grid_get_kernel_launch_attributes): Support multiple HSA grid
4008 (grid_expand_omp_for_loop): Likewise and also support standalone
4009 distribute constructs. New parameter INTRA_GROUP, updated both users.
4010 (grid_expand_target_grid_body): Support standalone distribute
4012 (pass_data_expand_omp): Changed optinfo_flags to OPTGROUP_OPENMP.
4013 (pass_data_expand_omp_ssa): Likewise.
4014 (pass_data_omp_device_lower): Likewsie.
4015 (pass_data_lower_omp): Likewise.
4016 (pass_data_diagnose_omp_blocks): Likewise.
4017 (pass_data_oacc_device_lower): Likewise.
4018 (pass_data_omp_target_link): Likewise.
4019 (grid_lastprivate_predicate): New function.
4020 (lower_omp_for_lastprivate): Call grid_lastprivate_predicate for
4022 (lower_omp_for): Support standalone distribute constructs.
4023 (grid_prop): New type.
4024 (grid_safe_assignment_p): Check for assignments to group_sizes, new
4026 (grid_seq_only_contains_local_assignments): New parameter GRID, pass
4028 (grid_find_single_omp_among_assignments_1): Likewise, improve missed
4029 optimization info messages.
4030 (grid_find_single_omp_among_assignments): Likewise.
4031 (grid_find_ungridifiable_statement): Do not bail out for SIMDs.
4032 (grid_parallel_clauses_gridifiable): New function.
4033 (grid_inner_loop_gridifiable_p): Likewise.
4034 (grid_dist_follows_simple_pattern): Likewise.
4035 (grid_gfor_follows_tiling_pattern): Likewise.
4036 (grid_call_permissible_in_distribute_p): Likewise.
4037 (grid_handle_call_in_distribute): Likewise.
4038 (grid_dist_follows_tiling_pattern): Likewise.
4039 (grid_target_follows_gridifiable_pattern): Support standalone
4040 distribute constructs.
4041 (grid_var_segment): New enum.
4042 (grid_mark_variable_segment): New function.
4043 (grid_copy_leading_local_assignments): Call grid_mark_variable_segment
4044 if a new argument says so.
4045 (grid_process_grid_body): New function.
4046 (grid_eliminate_combined_simd_part): Likewise.
4047 (grid_mark_tiling_loops): Likewise.
4048 (grid_mark_tiling_parallels_and_loops): Likewise.
4049 (grid_process_kernel_body_copy): Support standalone distribute
4051 (grid_attempt_target_gridification): New grid variable holding overall
4052 gridification state. Support standalone distribute constructs and
4054 * doc/optinfo.texi (Optimization groups): Document OPTGROUP_OPENMP.
4055 * hsa.h (hsa_bb): Add method method append_phi.
4056 (hsa_insn_br): Renamed to hsa_insn_cbr, renamed all
4057 occurences in all files too.
4058 (hsa_insn_br): New class, now the ancestor of hsa_incn_cbr.
4059 (is_a_helper <hsa_insn_br *>::test): New function.
4060 (is_a_helper <hsa_insn_cbr *>::test): Adjust to only cover conditional
4061 branch instructions.
4062 (hsa_insn_signal): Make a direct descendant of
4063 hsa_insn_basic. Add memorder constructor parameter and
4064 m_memory_order and m_signalop member variables.
4065 (hsa_insn_queue): Changed constructor parameters to common form.
4066 Added m_segment and m_memory_order member variables.
4067 (hsa_summary_t): Add private member function
4068 process_gpu_implementation_attributes.
4069 (hsa_function_summary): Rename m_binded_function to
4071 (hsa_insn_basic_p): Remove typedef.
4072 (hsa_op_with_type): Change hsa_insn_basic_p into plain pointers.
4073 (hsa_op_reg_p): Remove typedef.
4074 (hsa_function_representation): Change hsa_op_reg_p into plain
4076 (hsa_insn_phi): Removed new and delete operators.
4077 (hsa_insn_br): Likewise.
4078 (hsa_insn_cbr): Likewise.
4079 (hsa_insn_sbr): Likewise.
4080 (hsa_insn_cmp): Likewise.
4081 (hsa_insn_mem): Likewise.
4082 (hsa_insn_atomic): Likewise.
4083 (hsa_insn_signal): Likewise.
4084 (hsa_insn_seg): Likewise.
4085 (hsa_insn_call): Likewise.
4086 (hsa_insn_arg_block): Likewise.
4087 (hsa_insn_comment): Likewise.
4088 (hsa_insn_srctype): Likewise.
4089 (hsa_insn_packed): Likewise.
4090 (hsa_insn_cvt): Likewise.
4091 (hsa_insn_alloca): Likewise.
4092 * hsa.c (hsa_destroy_insn): Also handle instances of hsa_insn_br.
4093 (process_gpu_implementation_attributes): New function.
4094 (link_functions): Move some functionality into it. Adjust after
4095 renaming m_binded_functions to m_bound_functions.
4096 (hsa_insn_basic::op_output_p): Add BRIG_OPCODE_DEBUGTRAP
4097 to the list of instructions with no output registers.
4098 (get_in_type): Return this if it is a register of
4100 (hsa_get_declaration_name): Moved to...
4101 * hsa-gen.c (hsa_get_declaration_name): ...here. Allocate
4102 temporary string on an obstack instead from ggc.
4103 (query_hsa_grid): Renamed to query_hsa_grid_dim, reimplemented, cut
4104 down to two overloads.
4105 (hsa_allocp_operand_address): Removed.
4106 (hsa_allocp_operand_immed): Likewise.
4107 (hsa_allocp_operand_reg): Likewise.
4108 (hsa_allocp_operand_code_list): Likewise.
4109 (hsa_allocp_operand_operand_list): Likewise.
4110 (hsa_allocp_inst_basic): Likewise.
4111 (hsa_allocp_inst_phi): Likewise.
4112 (hsa_allocp_inst_mem): Likewise.
4113 (hsa_allocp_inst_atomic): Likewise.
4114 (hsa_allocp_inst_signal): Likewise.
4115 (hsa_allocp_inst_seg): Likewise.
4116 (hsa_allocp_inst_cmp): Likewise.
4117 (hsa_allocp_inst_br): Likewise.
4118 (hsa_allocp_inst_sbr): Likewise.
4119 (hsa_allocp_inst_call): Likewise.
4120 (hsa_allocp_inst_arg_block): Likewise.
4121 (hsa_allocp_inst_comment): Likewise.
4122 (hsa_allocp_inst_queue): Likewise.
4123 (hsa_allocp_inst_srctype): Likewise.
4124 (hsa_allocp_inst_packed): Likewise.
4125 (hsa_allocp_inst_cvt): Likewise.
4126 (hsa_allocp_inst_alloca): Likewise.
4127 (hsa_allocp_bb): Likewise.
4129 (hsa_init_data_for_cfun): Initialize obstack.
4130 (hsa_deinit_data_for_cfun): Release memory of the obstack.
4131 (hsa_op_immed::operator new): Use obstack instead of object_allocator.
4132 (hsa_op_reg::operator new): Likewise.
4133 (hsa_op_address::operator new): Likewise.
4134 (hsa_op_code_list::operator new): Likewise.
4135 (hsa_op_operand_list::operator new): Likewise.
4136 (hsa_insn_basic::operator new): Likewise.
4137 (hsa_insn_phi::operator new): Likewise.
4138 (hsa_insn_br::operator new): Likewise.
4139 (hsa_insn_sbr::operator new): Likewise.
4140 (hsa_insn_cmp::operator new): Likewise.
4141 (hsa_insn_mem::operator new): Likewise.
4142 (hsa_insn_atomic::operator new): Likewise.
4143 (hsa_insn_signal::operator new): Likewise.
4144 (hsa_insn_seg::operator new): Likewise.
4145 (hsa_insn_call::operator new): Likewise.
4146 (hsa_insn_arg_block::operator new): Likewise.
4147 (hsa_insn_comment::operator new): Likewise.
4148 (hsa_insn_srctype::operator new): Likewise.
4149 (hsa_insn_packed::operator new): Likewise.
4150 (hsa_insn_cvt::operator new): Likewise.
4151 (hsa_insn_alloca::operator new): Likewise.
4152 (hsa_init_new_bb): Likewise.
4153 (hsa_bb::append_phi): New function.
4154 (gen_hsa_phi_from_gimple_phi): Use it.
4155 (get_symbol_for_decl): Fix dinstinguishing between
4156 global and local functions. Put local variables into a segment
4157 according to their attribute or static flag, if there is one.
4158 (hsa_insn_br::hsa_insn_br): New.
4159 (hsa_insn_br::operator new): Likewise.
4160 (hsa_insn_cbr::hsa_insn_cbr): Set width via ancestor constructor.
4161 (query_hsa_grid_nodim): New function.
4162 (multiply_grid_dim_characteristics): Likewise.
4163 (gen_get_num_threads): Likewise.
4164 (gen_get_num_teams): Reimplemented.
4165 (gen_get_team_num): Likewise.
4166 (gen_hsa_insns_for_known_library_call): Updated calls to the above
4168 (get_memory_order_name): Removed.
4169 (get_memory_order): Likewise.
4170 (hsa_memorder_from_tree): New function.
4171 (gen_hsa_ternary_atomic_for_builtin): Renamed to
4172 gen_hsa_atomic_for_builtin, can also create signals.
4173 (gen_hsa_insns_for_call): Handle many new builtins. Adjust to use
4174 hsa_memory_order_from_tree and gen_hsa_atomic_for_builtin.
4175 (hsa_insn_atomic): Fix function comment.
4176 (hsa_insn_signal::hsa_insn_signal): Fix comment. Update call to
4177 ancestor constructor and initialization of new member variables.
4178 (hsa_insn_queue::hsa_insn_queue): Added initialization of new
4180 (hsa_get_host_function): Handle functions with no bound CPU
4181 implementation. Fix binded to bound.
4182 (get_brig_function_name): Likewise.
4183 (HSA_SORRY_ATV): Remove semicolon after macro.
4184 (HSA_SORRY_AT): Likewise.
4185 (omp_simple_builtin::generate): Add missing semicolons.
4186 (hsa_insn_phi::operator new): Removed.
4187 (hsa_insn_br::operator new): Likewise.
4188 (hsa_insn_cbr::operator new): Likewise.
4189 (hsa_insn_sbr::operator new): Likewise.
4190 (hsa_insn_cmp::operator new): Likewise.
4191 (hsa_insn_mem::operator new): Likewise.
4192 (hsa_insn_atomic::operator new): Likewise.
4193 (hsa_insn_signal::operator new): Likewise.
4194 (hsa_insn_seg::operator new): Likewise.
4195 (hsa_insn_call::operator new): Likewise.
4196 (hsa_insn_arg_block::operator new): Likewise.
4197 (hsa_insn_comment::operator new): Likewise.
4198 (hsa_insn_srctype::operator new): Likewise.
4199 (hsa_insn_packed::operator new): Likewise.
4200 (hsa_insn_cvt::operator new): Likewise.
4201 (hsa_insn_alloca::operator new): Likewise.
4202 (get_symbol_for_decl): Accept CONST_DECLs, put them to
4204 (gen_hsa_addr): Also process CONST_DECLs.
4205 (gen_hsa_addr_insns): Process CONST_DECLs by creating private
4207 (gen_hsa_unary_operation): Make sure the function does
4208 not use bittype source type for firstbit and lastbit operations.
4209 (gen_hsa_popcount_to_dest): Make sure the function uses a bittype
4211 * hsa-brig.c (emit_insn_operands): Cope with zero operands in an
4213 (emit_branch_insn): Renamed to emit_cond_branch_insn.
4214 Emit the width stored in the class.
4215 (emit_generic_branch_insn): New function.
4216 (emit_insn): Call emit_generic_branch_insn.
4217 (emit_signal_insn): Remove obsolete comment. Update
4218 member variable name, pick a type according to profile.
4219 (emit_alloca_insn): Remove obsolete comment.
4220 (emit_atomic_insn): Likewise.
4221 (emit_queue_insn): Get segment and memory order from the IR object.
4222 (hsa_brig_section): Make allocate_new_chunk, chunks
4223 and cur_chunk provate, add a default NULL parameter to add method.
4224 (hsa_brig_section::add): Added a new parameter, store pointer to
4225 output data there if it is non-NULL.
4226 (emit_function_directives): Use this new parameter instead of
4227 calculating the pointer itself, fix function comment.
4228 (hsa_brig_emit_function): Add forgotten endian conversion.
4229 (hsa_output_kernels): Remove unnecessary building of
4230 kernel_dependencies_vector_type.
4231 (emit_immediate_operand): Declare.
4232 (emit_directive_variable): Also emit initializers of CONST_DECLs.
4233 (gen_hsa_insn_for_internal_fn_call): Also handle IFN_RSQRT.
4234 (verify_function_arguments): Properly detect variadic
4236 * hsa-dump.c (hsa_width_specifier_name): New function.
4237 (dump_hsa_insn_1): Dump generic branch instructions, update signal
4238 member variable name. Special dumping for queue objects.
4239 * ipa-hsa.c (process_hsa_functions): Adjust after renaming
4240 m_binded_functions to m_bound_functions. Copy externally visible flag
4242 (ipa_hsa_write_summary): Likewise.
4243 (ipa_hsa_read_section): Likewise.
4245 2016-11-23 Richard Biener <rguenther@suse.de>
4247 PR tree-optimization/78396
4248 * tree-vectorizer.c (vectorize_loops): If an innermost loop didn't
4249 vectorize try vectorizing an if-converted body using BB vectorization.
4251 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
4252 Alan Hayward <alan.hayward@arm.com>
4253 David Sherwood <david.sherwood@arm.com>
4255 * rtlanal.c (subreg_get_info): Use more local variables.
4256 Remark that for HARD_REGNO_NREGS_HAS_PADDING, each scalar unit
4257 occupies at least one register. Assume that full hard registers
4258 have consistent endianness. Share previously-duplicated if block.
4259 Rework the main handling so that it operates on independently-
4260 addressable YMODE-sized blocks. Use subreg_size_lowpart_offset
4261 to check lowpart offsets, without trying to find an equivalent
4262 integer mode first. Handle WORDS_BIG_ENDIAN != REG_WORDS_BIG_ENDIAN
4263 as a final register-endianness correction.
4265 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
4271 * combine.c (make_compound_operation_int): Do not convert a subreg of
4272 a non-constant logical shift right to a zero_extract. Handle the case
4273 where some zero bits have been shifted into the range covered by that
4276 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
4277 Alan Hayward <alan.hayward@arm.com>
4278 David Sherwood <david.sherwood@arm.com>
4280 * rtl.h (subreg_size_offset_from_lsb): Declare.
4281 (subreg_offset_from_lsb): New function.
4282 (subreg_size_lowpart_offset): Declare.
4283 (subreg_lowpart_offset): Turn into an inline function.
4284 (subreg_size_highpart_offset): Declare.
4285 (subreg_highpart_offset): Turn into an inline function.
4286 * emit-rtl.c (subreg_size_lowpart_offset): New function.
4287 (subreg_size_highpart_offset): Likewise
4288 * rtlanal.c (subreg_size_offset_from_lsb): Likewise.
4290 2016-11-23 Richard Biener <rguenther@suse.de>
4292 PR tree-optimization/78482
4293 * tree-cfgcleanup.c: Include tree-ssa-loop-niter.h.
4294 (remove_forwarder_block_with_phi): When merging with a loop
4295 header creates a new latch reset number of iteration information
4298 2016-11-23 Eric Botcazou <ebotcazou@adacore.com>
4300 * config/sparc/sparc.md (*ashrsi3_extend): Rename to...
4301 (*ashrsi3_extend0): ...this. Accept constant integers.
4302 (*ashrsi3_extend2): Rename to...
4303 (*ashrsi3_extend1): ...this.
4304 (*ashrsi3_extend2): New pattern.
4305 (*lshrsi3_extend1): Accept constant integers.
4306 (*lshrsi3_extend2): Fix condition on operand 2.
4308 2016-11-23 Martin Liska <mliska@suse.cz>
4310 * config/i386/i386.c: Initialize function pointer to NULL.
4312 2016-11-23 Bin Cheng <bin.cheng@arm.com>
4314 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
4315 for A == C1 ? A : C2 to below.
4316 * match.pd: Move from above to here:
4317 (cond (eq (convert1? x) c1) (convert2? x) c2)
4318 -> (cond (eq x c1) c1 c2).
4320 2016-11-23 Bin Cheng <bin.cheng@arm.com>
4322 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
4323 for A cmp C1 ? A : C2 to below, also simplify remaining code.
4324 * match.pd: Move and extend simplification from above to here:
4325 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
4326 * tree-if-conv.c (ifcvt_follow_ssa_use_edges): New func.
4327 (predicate_scalar_phi): Call fold_stmt using the new valueize func.
4329 2016-11-23 Martin Liska <mliska@suse.cz>
4330 Martin Jambor <mjambor@suse.cz>
4332 * doc/install.texi: Remove entry about --with-hsa-kmt-lib.
4334 2016-11-23 Aldy Hernandez <aldyh@redhat.com>
4337 * opts.c (finish_options): Set -fsyntax-only if running self tests.
4339 2016-11-23 Richard Biener <rguenther@suse.de>
4342 * match.pd ((~X & Y) -> X < Y, (X & ~Y) -> Y < X,
4343 (~X | Y) -> X <= Y, (X | ~Y) -> Y <= X): Remove.
4345 2016-11-23 Richard Biener <rguenther@suse.de>
4348 * tree.c (gimple_canonical_types_compatible_p): Ignore zero-sized
4351 2016-11-23 Richard Biener <rguenther@suse.de>
4352 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.rog>
4354 PR tree-optimization/78154
4355 * tree-vrp.c (gimple_stmt_nonzero_warnv_p): Return true if function
4356 returns it's argument and the argument is nonnull.
4357 * builtin-attrs.def: Define ATTR_RETURNS_NONNULL,
4358 ATT_RETNONNULL_NOTHROW_LEAF.
4359 * builtins.def (BUILT_IN_MEMPCPY): Change attribute to
4360 ATTR_RETNONNULL_NOTHROW_LEAF.
4361 (BUILT_IN_STPCPY): Likewise.
4362 (BUILT_IN_STPNCPY): Likewise.
4363 (BUILT_IN_MEMPCPY_CHK): Likewise.
4364 (BUILT_IN_STPCPY_CHK): Likewise.
4365 (BUILT_IN_STPNCPY_CHK): Likewise.
4366 (BUILT_IN_STRCAT): Change attribute to ATTR_RET1_NOTHROW_NONNULL_LEAF.
4367 (BUILT_IN_STRNCAT): Likewise.
4368 (BUILT_IN_STRNCPY): Likewise.
4369 (BUILT_IN_MEMSET_CHK): Likewise.
4370 (BUILT_IN_STRCAT_CHK): Likewise.
4371 (BUILT_IN_STRCPY_CHK): Likewise.
4372 (BUILT_IN_STRNCAT_CHK): Likewise.
4373 (BUILT_IN_STRNCPY_CHK): Likewise.
4375 2016-11-23 Naveen H.S <Naveen.Hurugalawadi@caviumnetworks.com>
4377 * fold-const.c (tree_expr_nonzero_p) : Make non-static.
4378 * fold-const.h (tree_expr_nonzero_p) : Declare.
4379 * match.pd (cmp (mult:c @0 @1) (mult:c @2 @1) : New Pattern.
4381 2016-11-23 Paolo Bonzini <bonzini@gnu.org>
4383 * system.h (HAVE_DESIGNATED_INITIALIZERS,
4384 HAVE_DESIGNATED_UNION_INITIALIZERS): Do not use
4385 "defined" in macros.
4386 * doc/cpp.texi (Defined): Mention -Wexpansion-to-defined.
4387 * doc/cppopts.texi (Invocation): Document -Wexpansion-to-defined.
4388 * doc/invoke.texi (Warning Options): Document -Wexpansion-to-defined.
4390 2016-11-23 Georg-Johann Lay <avr@gjlay.de>
4393 * config/avr/constraints.md (Csp): Widen range to [-11..6].
4394 * config/avr/avr.c (avr_prologue_setup_frame): Limit number
4395 of RCALLs in prologue to 3.
4397 2016-11-22 Michael Collison <michael.collison@arm.com>
4399 * config/aarch64/aarch64-protos.h
4400 (aarch64_and_split_imm1, aarch64_and_split_imm2)
4401 (aarch64_and_bitmask_imm): New prototypes
4402 * config/aarch64/aarch64.c (aarch64_and_split_imm1):
4403 New overloaded function to create bit mask covering the
4404 lowest to highest bits set.
4405 (aarch64_and_split_imm2): New overloaded functions to create bit
4406 mask of zeros between first and last bit set.
4407 (aarch64_and_bitmask_imm): New function to determine if a integer
4408 is a valid two instruction "and" operation.
4409 * config/aarch64/aarch64.md:(and<mode>3): New define_insn and _split
4410 allowing wider range of constants with "and" operations.
4411 * (ior<mode>3, xor<mode>3): Use new LOGICAL2 iterator to prevent
4412 "and" operator from matching restricted constant range used for
4413 ior and xor operators.
4414 * config/aarch64/constraints.md (UsO constraint): New SImode constraint
4415 for constants in "and" operantions.
4416 (UsP constraint): New DImode constraint for constants
4417 in "and" operations.
4418 * config/aarch64/iterators.md (lconst2): New mode iterator.
4419 (LOGICAL2): New code iterator.
4420 * config/aarch64/predicates.md (aarch64_logical_and_immediate): New
4422 (aarch64_logical_and_operand): New predicate allowing extended
4423 constants for "and" operations.
4425 2016-11-22 Walter Lee <walt@tilera.com>
4427 * config/tilegx/tilegx.md (trap): New pattern.
4428 * config/tilepro/tilepro.md (trap): Likewise.
4430 2016-11-22 Walter Lee <walt@tilera.com>
4432 * config/tilegx/tilegx.md (*zero_extract): Use
4433 define_insn_and_split instead of define_insn; Handle pos + size >
4435 (*sign_extract): Likewise.
4437 2016-11-22 Marek Polacek <polacek@redhat.com>
4439 PR tree-optimization/78455
4440 * tree-ssa-uninit.c (can_chain_union_be_invalidated_p): Fix typo.
4442 2016-11-22 Ian Lance Taylor <iant@golang.org>
4446 * godump.c (go_format_type): Always pass alignment as 1 when
4447 calling go_append_padding at end of struct/union.
4449 2016-11-22 Jakub Jelinek <jakub@redhat.com>
4452 * config/i386/avx512bwintrin.h (_mm512_setzero_qi,
4453 _mm512_setzero_hi): Removed.
4454 (_mm512_maskz_mov_epi16, _mm512_maskz_loadu_epi16,
4455 _mm512_maskz_mov_epi8, _mm512_maskz_loadu_epi8,
4456 _mm512_maskz_broadcastb_epi8, _mm512_maskz_set1_epi8,
4457 _mm512_maskz_broadcastw_epi16, _mm512_maskz_set1_epi16,
4458 _mm512_mulhrs_epi16, _mm512_maskz_mulhrs_epi16, _mm512_mulhi_epi16,
4459 _mm512_maskz_mulhi_epi16, _mm512_mulhi_epu16,
4460 _mm512_maskz_mulhi_epu16, _mm512_maskz_mullo_epi16,
4461 _mm512_cvtepi8_epi16, _mm512_maskz_cvtepi8_epi16, _mm512_cvtepu8_epi16,
4462 _mm512_maskz_cvtepu8_epi16, _mm512_permutexvar_epi16,
4463 _mm512_maskz_permutexvar_epi16, _mm512_avg_epu8, _mm512_maskz_avg_epu8,
4464 _mm512_maskz_add_epi8, _mm512_maskz_sub_epi8, _mm512_avg_epu16,
4465 _mm512_maskz_avg_epu16, _mm512_subs_epi8, _mm512_maskz_subs_epi8,
4466 _mm512_subs_epu8, _mm512_maskz_subs_epu8, _mm512_adds_epi8,
4467 _mm512_maskz_adds_epi8, _mm512_adds_epu8, _mm512_maskz_adds_epu8,
4468 _mm512_maskz_sub_epi16, _mm512_subs_epi16, _mm512_maskz_subs_epi16,
4469 _mm512_subs_epu16, _mm512_maskz_subs_epu16, _mm512_maskz_add_epi16,
4470 _mm512_adds_epi16, _mm512_maskz_adds_epi16, _mm512_adds_epu16,
4471 _mm512_maskz_adds_epu16, _mm512_srl_epi16, _mm512_maskz_srl_epi16,
4472 _mm512_packs_epi16, _mm512_sll_epi16, _mm512_maskz_sll_epi16,
4473 _mm512_maddubs_epi16, _mm512_maskz_maddubs_epi16, _mm512_unpackhi_epi8,
4474 _mm512_maskz_unpackhi_epi8, _mm512_unpackhi_epi16,
4475 _mm512_maskz_unpackhi_epi16, _mm512_unpacklo_epi8,
4476 _mm512_maskz_unpacklo_epi8, _mm512_unpacklo_epi16,
4477 _mm512_maskz_unpacklo_epi16, _mm512_shuffle_epi8,
4478 _mm512_maskz_shuffle_epi8, _mm512_min_epu16, _mm512_maskz_min_epu16,
4479 _mm512_min_epi16, _mm512_maskz_min_epi16, _mm512_max_epu8,
4480 _mm512_maskz_max_epu8, _mm512_max_epi8, _mm512_maskz_max_epi8,
4481 _mm512_min_epu8, _mm512_maskz_min_epu8, _mm512_min_epi8,
4482 _mm512_maskz_min_epi8, _mm512_max_epi16, _mm512_maskz_max_epi16,
4483 _mm512_max_epu16, _mm512_maskz_max_epu16, _mm512_sra_epi16,
4484 _mm512_maskz_sra_epi16, _mm512_srav_epi16, _mm512_maskz_srav_epi16,
4485 _mm512_srlv_epi16, _mm512_maskz_srlv_epi16, _mm512_sllv_epi16,
4486 _mm512_maskz_sllv_epi16, _mm512_maskz_packs_epi16, _mm512_packus_epi16,
4487 _mm512_maskz_packus_epi16, _mm512_abs_epi8, _mm512_maskz_abs_epi8,
4488 _mm512_abs_epi16, _mm512_maskz_abs_epi16, _mm512_dbsad_epu8,
4489 _mm512_maskz_dbsad_epu8, _mm512_srli_epi16, _mm512_maskz_srli_epi16,
4490 _mm512_slli_epi16, _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
4491 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
4492 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
4493 _mm512_maskz_srai_epi16, _mm512_packs_epi32,
4494 _mm512_maskz_packs_epi32, _mm512_packus_epi32,
4495 _mm512_maskz_packus_epi32): Use _mm512_setzero_si512 instead of
4496 _mm512_setzero_qi or _mm512_setzero_hi.
4497 (_mm512_maskz_alignr_epi8, _mm512_dbsad_epu8,
4498 _mm512_maskz_dbsad_epu8): Formatting fixes.
4499 (_mm512_srli_epi16, _mm512_maskz_srli_epi16, _mm512_slli_epi16,
4500 _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
4501 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
4502 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
4503 _mm512_maskz_srai_epi16): Use _mm512_setzero_si512 instead of
4504 _mm512_setzero_qi or _mm512_setzero_hi.
4506 2016-11-22 Nathan Sidwell <nathan@acm.org>
4508 * gcc-ar.c (main): Fix indentation.
4509 * gcov-io.c (gcov_write_summary): Remove extraneous {...}
4510 * ggc-page.c (move_ptes_to_front): Fix formatting.
4511 * hsa-dump.c (dump_has_cfun): Fix indentation.
4512 * sel-sched-ir.h: Remove trailing blank lines.
4514 2016-11-22 Jakub Jelinek <jakub@redhat.com>
4515 Alexander Monakov <amonakov@ispras.ru>
4517 * internal-fn.c (expand_GOMP_USE_SIMT): New function.
4518 * tree.c (omp_clause_num_ops): OMP_CLAUSE__SIMT_ has 0 operands.
4519 (omp_clause_code_name): Add _simt_ name.
4520 (walk_tree_1): Handle OMP_CLAUSE__SIMT_.
4521 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__SIMT_.
4522 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__SIMT_.
4523 (scan_omp_simd): New function.
4524 (scan_omp_1_stmt): Use it in target regions if needed.
4525 (omp_max_vf): Don't max with omp_max_simt_vf.
4526 (lower_rec_simd_input_clauses): Use omp_max_simt_vf if
4527 OMP_CLAUSE__SIMT_ is present.
4528 (lower_rec_input_clauses): Compute maybe_simt from presence of
4530 (lower_lastprivate_clauses): Likewise.
4531 (expand_omp_simd): Likewise. Remove explicit offloaded region check.
4532 (execute_omp_device_lower): Lower IFN_GOMP_USE_SIMT.
4533 * internal-fn.def (GOMP_USE_SIMT): New internal function.
4534 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__SIMT_.
4536 2016-11-22 Alexander Monakov <amonakov@ispras.ru>
4538 * internal-fn.c (expand_GOMP_SIMT_LANE): New.
4539 (expand_GOMP_SIMT_VF): New.
4540 (expand_GOMP_SIMT_LAST_LANE): New.
4541 (expand_GOMP_SIMT_ORDERED_PRED): New.
4542 (expand_GOMP_SIMT_VOTE_ANY): New.
4543 (expand_GOMP_SIMT_XCHG_BFLY): New.
4544 (expand_GOMP_SIMT_XCHG_IDX): New.
4545 * internal-fn.def (GOMP_SIMT_LANE): New.
4546 (GOMP_SIMT_VF): New.
4547 (GOMP_SIMT_LAST_LANE): New.
4548 (GOMP_SIMT_ORDERED_PRED): New.
4549 (GOMP_SIMT_VOTE_ANY): New.
4550 (GOMP_SIMT_XCHG_BFLY): New.
4551 (GOMP_SIMT_XCHG_IDX): New.
4552 * omp-low.c (omp_maybe_offloaded_ctx): New, outlined from...
4553 (create_omp_child_function): ...here. Set "omp target entrypoint"
4554 or "omp declare target" attribute based on is_gimple_omp_offloaded.
4555 (omp_max_simt_vf): New. Use it...
4556 (omp_max_vf): ...here.
4557 (lower_rec_input_clauses): Add reduction lowering for SIMT execution.
4558 (lower_lastprivate_clauses): Likewise, for "lastprivate" lowering.
4559 (lower_omp_ordered): Likewise, for "ordered" lowering.
4560 (expand_omp_simd): Add SIMT transforms.
4561 (pass_data_lower_omp): Add PROP_gimple_lomp_dev.
4562 (execute_omp_device_lower): New.
4563 (pass_data_omp_device_lower): New.
4564 (pass_omp_device_lower): New pass.
4565 (make_pass_omp_device_lower): New.
4566 * passes.def (pass_omp_device_lower): Position new pass.
4567 * tree-pass.h (PROP_gimple_lomp_dev): Define.
4568 (make_pass_omp_device_lower): Declare.
4570 2016-11-22 Jakub Jelinek <jakub@redhat.com>
4573 * config/i386/avx512vlintrin.h (_mm_setzero_di): Removed.
4574 (_mm_maskz_mov_epi64): Use _mm_setzero_si128 instead of
4576 (_mm_maskz_load_epi64): Likewise.
4577 (_mm_setzero_hi): Removed.
4578 (_mm_maskz_loadu_epi64): Use _mm_setzero_si128 instead of
4580 (_mm_abs_epi64, _mm_maskz_abs_epi64, _mm_maskz_srl_epi64,
4581 _mm_maskz_unpackhi_epi64, _mm_maskz_unpacklo_epi64,
4582 _mm_maskz_compress_epi64, _mm_srav_epi64, _mm_maskz_srav_epi64,
4583 _mm_maskz_sllv_epi64, _mm_maskz_srlv_epi64, _mm_rolv_epi64,
4584 _mm_maskz_rolv_epi64, _mm_rorv_epi64, _mm_maskz_rorv_epi64,
4585 _mm_min_epi64, _mm_max_epi64, _mm_max_epu64, _mm_min_epu64,
4586 _mm_lzcnt_epi64, _mm_maskz_lzcnt_epi64, _mm_conflict_epi64,
4587 _mm_maskz_conflict_epi64, _mm_sra_epi64, _mm_maskz_sra_epi64,
4588 _mm_maskz_sll_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
4589 _mm_ror_epi64, _mm_maskz_ror_epi64, _mm_alignr_epi64,
4590 _mm_maskz_alignr_epi64, _mm_srai_epi64, _mm_maskz_slli_epi64):
4592 (_mm_cvtepi32_epi8, _mm256_cvtepi32_epi8, _mm_cvtsepi32_epi8,
4593 _mm256_cvtsepi32_epi8, _mm_cvtusepi32_epi8, _mm256_cvtusepi32_epi8,
4594 _mm_cvtepi32_epi16, _mm256_cvtepi32_epi16, _mm_cvtsepi32_epi16,
4595 _mm256_cvtsepi32_epi16, _mm_cvtusepi32_epi16, _mm256_cvtusepi32_epi16,
4596 _mm_cvtepi64_epi8, _mm256_cvtepi64_epi8, _mm_cvtsepi64_epi8,
4597 _mm256_cvtsepi64_epi8, _mm_cvtusepi64_epi8, _mm256_cvtusepi64_epi8,
4598 _mm_cvtepi64_epi16, _mm256_cvtepi64_epi16, _mm_cvtsepi64_epi16,
4599 _mm256_cvtsepi64_epi16, _mm_cvtusepi64_epi16, _mm256_cvtusepi64_epi16,
4600 _mm_cvtepi64_epi32, _mm256_cvtepi64_epi32, _mm_cvtsepi64_epi32,
4601 _mm256_cvtsepi64_epi32, _mm_cvtusepi64_epi32, _mm256_cvtusepi64_epi32,
4602 _mm_maskz_set1_epi32, _mm_maskz_set1_epi64): Formatting fixes.
4603 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
4604 instead of _mm_setzero_hi.
4605 (_mm256_permutex_pd, _mm256_maskz_permutex_epi64, _mm256_insertf32x4,
4606 _mm256_maskz_insertf32x4, _mm256_inserti32x4, _mm256_maskz_inserti32x4,
4607 _mm256_extractf32x4_ps, _mm256_maskz_extractf32x4_ps,
4608 _mm256_shuffle_i32x4, _mm256_maskz_shuffle_i32x4, _mm256_shuffle_f64x2,
4609 _mm256_maskz_shuffle_f64x2, _mm256_shuffle_f32x4,
4610 _mm256_maskz_shuffle_f32x4, _mm256_maskz_shuffle_pd,
4611 _mm_maskz_shuffle_pd, _mm256_maskz_shuffle_ps, _mm_maskz_shuffle_ps,
4612 _mm256_maskz_srli_epi32, _mm_maskz_srli_epi32, _mm_maskz_srli_epi64,
4613 _mm256_mask_slli_epi32, _mm256_maskz_slli_epi32, _mm256_mask_slli_epi64,
4614 _mm256_maskz_slli_epi64, _mm256_roundscale_ps,
4615 _mm256_maskz_roundscale_ps, _mm256_roundscale_pd,
4616 _mm256_maskz_roundscale_pd, _mm_roundscale_ps, _mm_maskz_roundscale_ps,
4617 _mm_roundscale_pd, _mm_maskz_roundscale_pd, _mm256_getmant_ps,
4618 _mm256_maskz_getmant_ps, _mm_getmant_ps, _mm_maskz_getmant_ps,
4619 _mm256_getmant_pd, _mm256_maskz_getmant_pd, _mm_getmant_pd,
4620 _mm_maskz_getmant_pd, _mm256_maskz_shuffle_epi32,
4621 _mm_maskz_shuffle_epi32, _mm256_rol_epi32, _mm256_maskz_rol_epi32,
4622 _mm_rol_epi32, _mm_maskz_rol_epi32, _mm256_ror_epi32,
4623 _mm256_maskz_ror_epi32, _mm_ror_epi32, _mm_maskz_ror_epi32,
4624 _mm_maskz_alignr_epi32, _mm_maskz_alignr_epi64,
4625 _mm256_maskz_srai_epi32, _mm_maskz_srai_epi32, _mm_srai_epi64,
4626 _mm_maskz_srai_epi64, _mm256_maskz_permutex_pd,
4627 _mm256_maskz_permute_pd, _mm256_maskz_permute_ps, _mm_maskz_permute_pd,
4628 _mm_maskz_permute_ps, _mm256_permutexvar_ps): Formatting fixes.
4629 (_mm_maskz_slli_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
4630 _mm_ror_epi64, _mm_maskz_ror_epi64): Use _mm_setzero_si128 instead of
4632 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
4633 instead of _mm_setzero_hi.
4634 * config/i386/avx512dqintrin.h (_mm512_broadcast_f64x2,
4635 _mm512_broadcast_i64x2, _mm512_broadcast_f32x2, _mm512_broadcast_i32x2,
4636 _mm512_broadcast_f32x8, _mm512_broadcast_i32x8): Formatting fixes.
4637 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
4638 _mm_setzero_si128 instead of _mm_setzero_di.
4639 (_mm512_cvtt_roundpd_epi64, _mm512_mask_cvtt_roundpd_epi64,
4640 _mm512_maskz_cvtt_roundpd_epi64, _mm512_cvtt_roundpd_epu64,
4641 _mm512_mask_cvtt_roundpd_epu64, _mm512_maskz_cvtt_roundpd_epu64,
4642 _mm512_cvtt_roundps_epi64, _mm512_mask_cvtt_roundps_epi64,
4643 _mm512_maskz_cvtt_roundps_epi64, _mm512_cvtt_roundps_epu64,
4644 _mm512_mask_cvtt_roundps_epu64, _mm512_maskz_cvtt_roundps_epu64,
4645 _mm512_cvt_roundpd_epi64, _mm512_mask_cvt_roundpd_epi64,
4646 _mm512_maskz_cvt_roundpd_epi64, _mm512_cvt_roundpd_epu64,
4647 _mm512_mask_cvt_roundpd_epu64, _mm512_maskz_cvt_roundpd_epu64,
4648 _mm512_cvt_roundps_epi64, _mm512_mask_cvt_roundps_epi64,
4649 _mm512_maskz_cvt_roundps_epi64, _mm512_cvt_roundps_epu64,
4650 _mm512_mask_cvt_roundps_epu64, _mm512_maskz_cvt_roundps_epu64,
4651 _mm512_cvt_roundepi64_ps, _mm512_mask_cvt_roundepi64_ps,
4652 _mm512_maskz_cvt_roundepi64_ps, _mm512_cvt_roundepu64_ps,
4653 _mm512_mask_cvt_roundepu64_ps, _mm512_maskz_cvt_roundepu64_ps,
4654 _mm512_cvt_roundepi64_pd, _mm512_mask_cvt_roundepi64_pd,
4655 _mm512_maskz_cvt_roundepi64_pd, _mm512_cvt_roundepu64_pd,
4656 _mm512_mask_cvt_roundepu64_pd, _mm512_maskz_cvt_roundepu64_pd,
4657 _mm512_reduce_pd, _mm512_maskz_reduce_pd, _mm512_reduce_ps,
4658 _mm512_maskz_reduce_ps, _mm512_extractf32x8_ps,
4659 _mm512_maskz_extractf32x8_ps, _mm512_extractf64x2_pd,
4660 _mm512_maskz_extractf64x2_pd, _mm512_extracti32x8_epi32,
4661 _mm512_maskz_extracti32x8_epi32, _mm512_range_pd,
4662 _mm512_maskz_range_pd, _mm512_range_ps, _mm512_maskz_range_ps,
4663 _mm512_range_round_pd, _mm512_maskz_range_round_pd,
4664 _mm512_range_round_ps, _mm512_maskz_range_round_ps,
4665 _mm512_maskz_insertf64x2, _mm512_insertf32x8,
4666 _mm512_maskz_insertf32x8): Formatting fixes.
4667 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
4668 _mm_setzero_si128 instead of _mm_setzero_di.
4669 * config/i386/avx512vldqintrin.h (_mm_cvttpd_epi64,
4670 _mm_cvttpd_epu64, _mm_cvtpd_epi64, _mm_cvtpd_epu64,
4671 _mm_cvttps_epi64, _mm_maskz_cvttps_epi64, _mm_cvttps_epu64,
4672 _mm_maskz_cvttps_epu64, _mm_maskz_mullo_epi64, _mm_cvtps_epi64,
4673 _mm_maskz_cvtps_epi64, _mm_cvtps_epu64, _mm_maskz_cvtps_epu64,
4674 _mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64): Use
4675 _mm_setzero_si128 instead of _mm_setzero_di.
4676 (_mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64):
4678 * config/i386/avx512vlbwintrin.h (_mm_maskz_mov_epi8,
4679 _mm_maskz_loadu_epi16, _mm_maskz_mov_epi16, _mm_maskz_loadu_epi8,
4680 _mm_permutexvar_epi16, _mm_maskz_maddubs_epi16): Use
4681 _mm_setzero_si128 instead of _mm_setzero_hi.
4682 (_mm_maskz_min_epu16, _mm_maskz_max_epu8, _mm_maskz_max_epi8,
4683 _mm_maskz_min_epu8, _mm_maskz_min_epi8, _mm_maskz_max_epi16,
4684 _mm_maskz_max_epu16, _mm_maskz_min_epi16): Use _mm_setzero_si128
4685 instead of _mm_setzero_di.
4686 (_mm_dbsad_epu8, _mm_maskz_shufflehi_epi16,
4687 _mm_maskz_shufflelo_epi16): Use _mm_setzero_si128 instead of
4689 (_mm_maskz_shufflehi_epi16, _mm_maskz_shufflelo_epi16,
4690 _mm_maskz_slli_epi16): Use _mm_setzero_si128 instead of
4692 (_mm_maskz_alignr_epi8): Use _mm_setzero_si128 instead of
4694 (_mm_maskz_mulhi_epi16, _mm_maskz_mulhi_epu16, _mm_maskz_mulhrs_epi16,
4695 _mm_maskz_mullo_epi16, _mm_srav_epi16, _mm_srlv_epi16,
4696 _mm_sllv_epi16): Use _mm_setzero_si128 instead of _mm_setzero_hi.
4698 2016-11-22 Carl Love <cel@us.ibm.com>
4700 * config/rs6000/rs6000-c.c: Add built-in support for vector compare
4701 equal and vector compare not equal. The vector compares take two
4702 arguments of type vector bool char, vector bool short, vector bool int,
4703 vector bool long long with the same return type.
4704 * doc/extend.texi: Update built-in documentation file for the new
4707 2016-11-22 Uros Bizjak <ubizjak@gmail.com>
4709 * Makefile.in ($(lang_checks_parallelized)): Fix detection
4712 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
4714 * config.gcc: Allow new rmprofile value for configure option
4715 --with-multilib-list.
4716 * config/arm/t-rmprofile: New file.
4717 * doc/install.texi (--with-multilib-list): Document new rmprofile value
4720 2016-11-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4723 * config/arm/vfp.md (*movdi_vfp_cortexa8): Use 'q' constraints for the
4724 register operand in alternatives 4,5,6.
4726 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
4729 * config/arm/arm.c (thumb1_compute_save_reg_mask): Mark frame pointer
4730 in save register mask if it is needed.
4732 2016-11-22 Jakub Jelinek <jakub@redhat.com>
4734 PR tree-optimization/78436
4735 * gimple-ssa-store-merging.c (zero_char_buf): Removed.
4736 (shift_bytes_in_array, shift_bytes_in_array_right,
4737 merged_store_group::apply_stores): Formatting fixes.
4738 (clear_bit_region): Likewise. Use memset.
4739 (encode_tree_to_bitpos): Formatting fixes. Fix comment typos - EPXR
4740 instead of EXPR and inerted instead of inserted. Use memset instead
4741 of zero_char_buf. For !BYTES_BIG_ENDIAN decrease byte_size by 1
4745 * expmed.c (expand_divmod): Use wide_int for computation of
4746 op1_is_pow2. Don't set it if op1 is 0. Formatting fixes.
4747 Use size <= HOST_BITS_PER_WIDE_INT instead of
4748 HOST_BITS_PER_WIDE_INT >= size.
4750 PR tree-optimization/78445
4751 * tree-if-conv.c (tree_if_conversion): If any_pred_load_store or
4752 any_complicated_phi, version loop even if flag_tree_loop_if_convert
4753 is 1. Formatting fix.
4755 2016-11-22 Martin Liska <mliska@suse.cz>
4758 * ipa-icf.c (void sem_item::set_hash): Update m_hash_set.
4759 (sem_function::get_hash): Use the new field.
4760 (sem_function::parse): Remove an argument from ctor.
4761 (sem_variable::parse): Likewise.
4762 (sem_variable::get_hash): Use the new field.
4763 (sem_item_optimizer::read_section): Use new ctor and set hash.
4764 * ipa-icf.h: _hash is removed from sem_item::sem_item,
4765 sem_variable::sem_variable, sem_function::sem_function.
4767 2016-11-21 Jeff Law <law@redhat.com>
4770 * config/cris/cris.md: Don't call copy_to_mode_reg unless
4771 can_create_pseudo_p is true.
4773 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
4776 * config/rs6000/rs6000.md (*rotlsi3_insert_5, *rotldi3_insert_6,
4777 *rotldi3_insert_7): New define_insns.
4779 2016-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
4781 * config/rs6000/rs6000.md (movdi_internal32): Change constraints
4782 so that DImode can be allocated to FP/vector registers in more
4783 cases, and we can avoid direct move operations. If the register
4784 needs reloading, prefer GPRs over FP/vector registers. In the
4785 case of FPR vs. Altivec registers, prefer FPR registers unless we
4786 have the ISA 3.0 reg+offset scalar instructions.
4787 (movdi_internal64): Likewise.
4789 2016-11-21 Jakub Jelinek <jakub@redhat.com>
4792 * omp-simd-clone.c (simd_clone_adjust_argument_types): Use NULL prefix
4793 for tmp simd array if DECL_NAME (parm) is NULL.
4795 2016-11-20 Jeff Law <law@redhat.com>
4798 * config/m68k/predicates.md (swap_peephole_relational_operator): New
4800 * config/m68k/m68k.md (relational tests against 65535/65536): New
4803 2016-11-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4805 * tree-ssa-loop-prefetch.c: Delete FIXME after the includes.
4807 2016-11-21 Martin Sebor <msebor@redhat.com>
4809 * doc/invoke.texi (-fprintf-return-value): Document that option
4810 is enabled by default.
4812 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
4814 * config/avr/avr-c.c (avr_register_target_pragmas): Use C++
4815 for-loop declaration of loop variable.
4816 (avr_register_target_pragmas, avr_cpu_cpp_builtins): Same.
4817 * config/avr/avr.c (avr_popcount_each_byte)
4818 (avr_init_expanders, avr_regs_to_save, sequent_regs_live)
4819 (get_sequence_length, avr_prologue_setup_frame, avr_map_metric)
4820 (avr_expand_epilogue, avr_function_arg_advance)
4821 (avr_out_compare, avr_out_plus_1, avr_out_bitop, avr_out_fract)
4822 (avr_rotate_bytes, _reg_unused_after, avr_assemble_integer)
4823 (avr_adjust_reg_alloc_order, output_reload_in_const)
4824 (avr_conditional_register_usage, avr_find_unused_d_reg)
4825 (avr_map_decompose, avr_fold_builtin): Same.
4827 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
4829 * config/avr/avr.c (avr_popcount): Remove static function.
4830 (avr_popcount_each_byte, avr_out_bitop): Use popcount_hwi instead.
4832 2016-11-21 Richard Earnshaw <rearnsha@arm.com>
4834 * arm.opt (mapcs-float): Delete option.
4835 * arm.c (arm_option_override): Remove hunk relating to
4837 * doc/invoke.texi (arm options): Remove documentation for -mapcs-float.
4839 2016-11-21 Richard Sandiford <richard.sandiford@arm.com>
4841 * tree-tailcall.c (process_assignment): Simplify the check for
4842 a valid copy, allowing the source to be a local variable as
4843 well as an SSA name.
4844 (find_tail_calls): Allow copies between local variables to follow
4845 the call. Allow the result to be stored in any local variable,
4846 even if it's an aggregate.
4847 (eliminate_tail_call): Check whether the result is an SSA name
4848 before updating its SSA_NAME_DEF_STMT.
4850 2016-11-21 David Malcolm <dmalcolm@redhat.com>
4852 PR preprocessor/78324
4853 * input.c (get_substring_ranges_for_loc): Fail gracefully if
4854 -ftrack-macro-expansion has a value other than 2.
4856 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
4858 PR rtl-optimization/78400
4859 * shrink-wrap.c (try_shrink_wrapping_separate): Call
4860 df_update_entry_exit_and_calls instead of df_update_entry_block_defs
4861 and df_update_exit_block_uses.
4863 2016-11-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
4866 * doc/invoke.texi (-Wno-builtin-declaration-mismatch): Document the
4867 new default-enabled warning..
4868 * builtin-types.def (BT_CONST_TM_PTR): New primitive type.
4869 (BT_PTR_CONST_STRING): Updated.
4870 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_PTR): Removed.
4871 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_TM_PTR): New function type.
4872 * builtins.def (DEF_TM_BUILTIN): Disable BOTH_P for TM builtins.
4873 (strftime): Update builtin function.
4874 * tree-core.h (TI_CONST_TM_PTR_TYPE): New enum value.
4875 * tree.h (const_tm_ptr_type_node): New type node.
4876 * tree.c (free_lang_data, build_common_tree_nodes): Initialize
4877 const_tm_ptr_type_node.
4879 2016-11-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4881 PR tree-optimization/78413
4882 * tree-if-conv.c (versionable_outer_loop_p): Require that both
4883 inner and outer loop latches have single predecessors.
4885 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
4888 * config/avr/avr.c (avr_decl_maybe_lds_p): New static function.
4889 (avr_encode_section_info) [TARGET_ABSDATA && AVR_TINY]: Use it.
4891 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4893 * rtl.h: Adjust prototype.
4894 * rtlanal.c (dead_or_set_p): Change argument type to rtx_insn *.
4895 (dead_or_set_regno_p): Likewise.
4897 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4899 * rtl.h: Adjust prototype.
4900 * rtlanal.c (add_int_reg_note): Change argument type to rtx_insn *.
4902 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4904 * function.c (contains): Change argument type to rtx_insn *.
4905 (prologue_contains): Likewise.
4906 (epilogue_contains): Likewise.
4907 (prologue_epilogue_contains): Likewise.
4908 * function.h: Adjust prototype.
4910 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4912 * optabs.c (emit_libcall_block): Change argument type to
4914 * optabs.h: Adjust prototype.
4916 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4918 * cfgrtl.c (delete_insn): Change argument type to rtx_insn *.
4919 (fixup_reorder_chain): Adjust.
4920 * cfgrtl.h: Adjust prototype.
4922 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4924 * rtl.h: Adjust prototype.
4925 * rtlanal.c (replace_label_in_insn): Change argument type to
4928 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4930 * config/v850/v850.c (expand_prologue): Adjust.
4931 (expand_epilogue): Likewise.
4932 * expr.c (init_expr_target): Likewise.
4933 * genrecog.c (print_subroutine): Always make the argument type
4935 * recog.h: Adjust prototype.
4937 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4939 * config/aarch64/aarch64.c (aarch64_emit_unlikely_jump): split
4940 up variables to make some rtx_insn *.
4941 * config/alpha/alpha.c (emit_unlikely_jump): Likewise.
4942 * config/arc/arc.c: Likewise.
4943 * config/arm/arm.c: Likewise.
4944 * config/mn10300/mn10300.c (mn10300_legitimize_pic_address): Likewise.
4945 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue):
4947 * config/spu/spu.c (spu_emit_branch_hint): Likewise.
4949 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4951 * config/arm/arm.c (legitimize_pic_address): Change to use
4952 rtx_insn * as the type of variables.
4953 (arm_pic_static_addr): Likewise.
4954 (arm_emit_movpair): Likewise.
4955 * config/c6x/c6x.c (reorg_split_calls): Likewise.
4956 * config/darwin.c (machopic_legitimize_pic_address): Likewise.
4957 * config/frv/frv.c (frv_optimize_membar_local): Likewise.
4958 * config/frv/frv.md: Likewise.
4959 * config/i386/i386-protos.h: Likewise.
4960 * config/i386/i386.c (ix86_expand_split_stack_prologue): Likewise.
4961 (ix86_split_fp_branch): Likewise.
4962 (predict_jump): Likewise.
4963 * config/ia64/ia64.c: Likewise.
4964 * config/mcore/mcore.c: Likewise.
4965 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
4966 * config/s390/s390.c: Likewise.
4967 * config/s390/s390.md: Likewise.
4968 * config/spu/spu.md: Likewise.
4969 * config/tilegx/tilegx.c (tilegx_legitimize_tls_address): Likewise.
4970 * lower-subreg.c (resolve_simple_move): Likewise.
4972 2016-11-20 Jeff Law <law@redhat.com>
4975 * reload.h (struct target_reload): Make x_double_reg_address_ok
4977 * reload.c (find_reloads_address): Check if double_reg_address_ok
4978 is true for the mode of the memory reference.
4979 * reload1.c (init_reload): Initialize double_reg_address_ok for
4982 2016-11-20 Aldy Hernandez <aldyh@redhat.com>
4985 * tree-ssa-uninit.c: Define new global max_phi_args.
4986 (compute_uninit_opnds_pos): Use max_phi_args.
4987 (prune_uninit_phi_opnds): Same.
4988 (use_pred_not_overlap_with_undef_path_pred): Remove reference to
4989 missing NUM_PREDS in function comment.
4990 (can_one_predicate_be_invalidated_p): New.
4991 (can_chain_union_be_invalidated_p): New.
4992 (flatten_out_predicate_chains): New.
4993 (uninit_ops_invalidate_phi_use): New.
4994 (is_use_properly_guarded): Call uninit_ops_invalidate_phi_use.
4996 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
4998 * fold-const.c (fold_comparison): Ignore EXACT_DIV_EXPR.
4999 * match.pd (A /[ex] B CMP C): New simplifications.
5001 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
5003 * match.pd (0 / X, X / X, X % X): New simplifications.
5005 2016-11-19 Jakub Jelinek <jakub@redhat.com>
5007 * config/i386/i386.c (ix86_can_inline_p): Use || instead of &
5008 when checking if callee's isa flags are subset of caller's isa flags.
5009 Fix comment wording.
5011 * config/i386/i386.c (ix86_valid_target_attribute_tree): Don't
5012 clear opts->x_ix86_isa_flags, clear opts->x_ix86_isa_flags2
5013 instead and using = 0 instead of &= 0.
5015 * config/i386/i386.c (def_builtin, def_builtin2, def_builtin_const2,
5016 ix86_add_new_builtins): Formatting fixes.
5017 (ix86_expand_builtin): Use || instead of && for isa vs. isa2.
5018 (ix86_get_builtin): Likewise.
5020 * config/i386/i386.c (ix86_expand_builtin): Remove msk_mov variable,
5021 don't initialize it, don't use it for the case where it isn't
5022 provable %{z} nor using the same argument, instead move merge
5023 argument into a new pseudo and use that as target. Formatting fixes.
5025 2016-11-19 Jeff Law <law@redhat.com>
5028 * config/m68k/m68k.md (bsetdreg): New pattern.
5029 (bchgdreg, bclrdreg): Likewise.
5031 2016-11-19 Kaz Kojima <kkojima@gcc.gnu.org>
5034 * config/sh/sh-mem.cc (sh_expand_cmpnstr): Use copy_to_mode_reg
5035 instead of force_reg.
5036 (sh_expand_setmem): Likewise.
5038 2016-11-19 Krister Walfridsson <krister.walfridsson@gmail.com>
5040 * config.gcc (*-*-netbsd): Set use_gcc_stdint=wrap.
5042 2016-11-18 Walter Lee <walt@tilera.com>
5044 * config/tilegx/tilegx.c (tilegx_gen_bundles): Preserve
5045 end-of-bundle marker for consecutive barriers.
5047 2016-11-18 Walter Lee <walt@tilera.com>
5049 * config/tilegx/tilegx.md (clzsi2): Fix for big-endian.
5051 2016-11-18 Jakub Jelinek <jakub@redhat.com>
5054 * multiple_target.c (get_attr_len): Start with argnum and increment
5055 argnum on every arg. Use strchr in a loop instead of counting commas
5057 (get_attr_str): Increment argnum for every comma in the string.
5058 (separate_attrs): Use for instead of while loop, simplify.
5059 (expand_target_clones): Rename defenition argument to definition.
5060 Free attrs and attr_str even when diagnosing errors. Temporarily
5061 change input_location around targetm.target_option.valid_attribute_p
5062 calls. Don't emit warning or errors if that function fails.
5064 * dwarf2out.c (size_of_discr_list): Fix typo in function comment.
5067 * dwarf2out.c (abbrev_opt_base_type_end): New variable.
5068 (die_abbrev_cmp): Sort dies with die_abbrev smaller than
5069 abbrev_opt_base_type_end only by increasing die_abbrev, before
5071 (optimize_abbrev_table): Don't change abbrev numbers of
5072 base types and CU or optimize implicit consts in them if
5073 calc_base_type_die_sizes has been called during build_abbrev_table.
5074 (calc_base_type_die_sizes): If abbrev_opt_start, set
5075 abbrev_opt_base_type_end to one plus largest base type's die_abbrev.
5077 2016-11-18 Jeff Law <law@redhat.com>
5080 * config/m68k/m68k.c (moveq feeding equality comparison): New
5082 * config/m68k/predicates.md (addq_subq_operand): New predicate.
5083 (equality_comparison_operator): Likewise.
5085 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
5087 * rtlanal.c (load_extend_op): Move to...
5088 * rtl.h: ...here and make inline.
5090 2016-11-18 Terry Guo <terry.guo@arm.com>
5091 Thomas Preud'homme <thomas.preudhomme@arm.com>
5093 * common/config/arm/arm-common.c (arm_target_thumb_only): New function.
5094 * config/arm/arm-opts.h: Include arm-flags.h.
5095 (struct arm_arch_core_flag): Define.
5096 (arm_arch_core_flags): Define.
5097 * config/arm/arm-protos.h: Include arm-flags.h
5098 (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M, FL_MODE26, FL_MODE32,
5099 FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED, FL_STRONG, FL_ARCH5E,
5100 FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF, FL_ARCH6K, FL_THUMB2, FL_NOTM,
5101 FL_THUMB_DIV, FL_VFPV3, FL_NEON, FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV,
5102 FL_ARCH8, FL_CRC32, FL_SMALLMUL, FL_NO_VOLATILE_CE, FL_IWMMXT,
5103 FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1, FL2_ARCH8_2, FL2_FP16INST,
5104 FL_TUNE, FL_FOR_ARCH2, FL_FOR_ARCH3, FL_FOR_ARCH3M, FL_FOR_ARCH4,
5105 FL_FOR_ARCH4T, FL_FOR_ARCH5, FL_FOR_ARCH5T, FL_FOR_ARCH5E,
5106 FL_FOR_ARCH5TE, FL_FOR_ARCH5TEJ, FL_FOR_ARCH6, FL_FOR_ARCH6J,
5107 FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK, FL_FOR_ARCH6KZ,
5108 FL_FOR_ARCH6T2, FL_FOR_ARCH6M, FL_FOR_ARCH7, FL_FOR_ARCH7A,
5109 FL_FOR_ARCH7VE, FL_FOR_ARCH7R, FL_FOR_ARCH7M, FL_FOR_ARCH7EM,
5110 FL_FOR_ARCH8A, FL2_FOR_ARCH8_1A, FL2_FOR_ARCH8_2A, FL_FOR_ARCH8M_BASE,
5111 FL_FOR_ARCH8M_MAIN, arm_feature_set, ARM_FSET_MAKE,
5112 ARM_FSET_MAKE_CPU1, ARM_FSET_MAKE_CPU2, ARM_FSET_CPU1, ARM_FSET_CPU2,
5113 ARM_FSET_EMPTY, ARM_FSET_ANY, ARM_FSET_HAS_CPU1, ARM_FSET_HAS_CPU2,
5114 ARM_FSET_HAS_CPU, ARM_FSET_ADD_CPU1, ARM_FSET_ADD_CPU2,
5115 ARM_FSET_DEL_CPU1, ARM_FSET_DEL_CPU2, ARM_FSET_UNION, ARM_FSET_INTER,
5116 ARM_FSET_XOR, ARM_FSET_EXCLUDE, ARM_FSET_IS_EMPTY,
5117 ARM_FSET_CPU_SUBSET): Move to ...
5118 * config/arm/arm-flags.h: This new file.
5119 * config/arm/arm.h (TARGET_MODE_SPEC_FUNCTIONS): Define.
5120 (EXTRA_SPEC_FUNCTIONS): Add TARGET_MODE_SPEC_FUNCTIONS to its value.
5121 (TARGET_MODE_SPECS): Define.
5122 (DRIVER_SELF_SPECS): Add TARGET_MODE_SPECS to its value.
5124 2016-11-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
5126 * config/arm/arm-protos.h (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M,
5127 FL_MODE26, FL_MODE32, FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED,
5128 FL_STRONG, FL_ARCH5E, FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF,
5129 FL_ARCH6K, FL_THUMB2, FL_NOTM, FL_THUMB_DIV, FL_VFPV3, FL_NEON,
5130 FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV, FL_ARCH8, FL_CRC32, FL_SMALLMUL,
5131 FL_NO_VOLATILE_CE, FL_IWMMXT, FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1,
5132 FL2_ARCH8_2, FL2_FP16INST): Reindent comment, add final dot when
5133 missing and make value unsigned.
5134 (arm_feature_set): Use unsigned entries instead of unsigned long.
5136 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
5138 Re-apply after PR bootstrap/77359 is fixed:
5139 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
5141 * explow.c (get_dynamic_stack_size): Take known alignment of stack
5142 pointer + STACK_DYNAMIC_OFFSET into account when calculating the
5145 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
5148 * config/rs6000/rs6000.c (rs6000_stack_info): Properly align local
5149 variables in functions calling alloca. Also update the ASCII
5151 * config/rs6000/rs6000.h (STARTING_FRAME_OFFSET)
5152 (STACK_DYNAMIC_OFFSET): Likewise.
5153 * config/rs6000/aix.h (STARTING_FRAME_OFFSET)
5154 (STACK_DYNAMIC_OFFSET): Copy AIX specific versions of the rs6000.h
5157 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
5158 Alan Hayward <alan.hayward@arm.com>
5159 David Sherwood <david.sherwood@arm.com>
5161 * combine.c (try_combine): Use rtx_mode_t instead of std::make_pair.
5162 * dwarf2out.c (mem_loc_descriptor, loc_descriptor): Likewise.
5163 (add_const_value_attribute): Likewise.
5164 * explow.c (plus_constant): Likewise.
5165 * expmed.c (expand_mult, make_tree): Likewise.
5166 * expr.c (convert_modes): Likewise.
5167 * loop-doloop.c (doloop_optimize): Likewise.
5168 * postreload.c (reload_cse_simplify_set): Likewise.
5169 * simplify-rtx.c (simplify_const_unary_operation): Likewise
5170 (simplify_binary_operation_1, simplify_const_binary_operation):
5172 (simplify_const_relational_operation, simplify_immed_subreg): Likewise.
5173 * wide-int.h: Update documentation to recommend rtx_mode_t
5174 instead of std::make_pair.
5176 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
5177 Alan Hayward <alan.hayward@arm.com>
5178 David Sherwood <david.sherwood@arm.com>
5180 * tree.h (SET_DECL_MODE): New macro.
5181 * cfgexpand.c (avoid_deep_ter_for_debug): Use SET_DECL_MODE.
5182 (expand_gimple_basic_block): Likewise.
5183 * function.c (split_complex_args): Likeise.
5184 * ipa-prop.c (ipa_modify_call_arguments): Likewise.
5185 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Likewise.
5186 * stor-layout.c (layout_decl, relayout_decl): Likewise.
5187 (finish_bitfield_representative): Likewise.
5188 * tree.c (make_node_stat): Likewise.
5189 * tree-inline.c (remap_ssa_name): Likewise.
5190 (tree_function_versioning): Likewise.
5191 * tree-into-ssa.c (rewrite_debug_stmt_uses): Likewise.
5192 * tree-sra.c (sra_ipa_reset_debug_stmts): Likewise.
5193 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
5194 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Likewise.
5195 * tree-ssa.c (insert_debug_temp_for_var_def): Likewise.
5196 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Likewise.
5197 * varasm.c (make_debug_expr_from_rtl): Likewise.
5199 2016-11-18 Segher Boessenkool <segher@kernel.crashing.org>
5201 PR rtl-optimization/71785
5202 * bb-reorder.c (maybe_duplicate_computed_goto): New function.
5203 (duplicate_computed_gotos): New function.
5204 (pass_duplicate_computed_gotos::execute): Rewrite.
5206 2016-11-17 Jeff Law <law@redhat.com>
5209 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a scheduling
5210 barrier prior to deallocating the stack.
5212 2016-11-17 Andrew Burgess <andrew.burgess@embecosm.com>
5214 * config/arc/arc.md (cmem bit/sign-extend peephole2): New peephole
5215 to make better use of cmem loads in the case where a single bit is
5217 * config/arc/predicates.md (ge_lt_comparison_operator): New predicate.
5219 2016-11-17 Andrew Senkevich <andrew.senkevich@intel.com>
5221 * config/i386/i386.c (processor_features): Add F_AVX5124VNNIW,
5223 (isa_names_table): Handle new features.
5225 2016-11-17 Kirill Yukhin <kirill.yukhin@gmail.com>
5226 Andrew Senkevich <andrew.senkevich@intel.com>
5228 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX5124FMAPS_SET,
5229 OPTION_MASK_ISA_AVX5124FMAPS_UNSET, OPTION_MASK_ISA_AVX5124VNNIW_SET,
5230 OPTION_MASK_ISA_AVX5124VNNIW_UNSET): New.
5231 (ix86_handle_option): Handle OPT_mavx5124fmaps, OPT_mavx5124vnniw.
5232 * config.gcc: Add avx5124fmapsintrin.h, avx5124vnniwintrin.h.
5233 * config/i386/avx5124fmapsintrin.h: New file.
5234 * config/i386/avx5124vnniwintrin.h: Ditto.
5235 * config/i386/constraints.md (h): New constraint.
5236 * config/i386/cpuid.h (bit_AVX5124VNNIW, bit_AVX5124FMAPS): New.
5237 * config/i386/driver-i386.c (host_detect_local_cpu):
5238 Detect avx5124fmaps, avx5124vnniw.
5239 * config/i386/i386-builtin-types.def: Add types
5240 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF_V16SF_UHI,
5241 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF,
5242 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF,
5243 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF_V4SF_UQI,
5244 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI,
5245 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI_V16SI_UHI.
5246 * config/i386/i386-builtin.def (__builtin_ia32_4fmaddps_mask,
5247 __builtin_ia32_4fmaddps, __builtin_ia32_4fmaddss,
5248 __builtin_ia32_4fmaddss_mask, __builtin_ia32_4fnmaddps_mask,
5249 __builtin_ia32_4fnmaddps, __builtin_ia32_4fnmaddss,
5250 __builtin_ia32_4fnmaddss_mask, __builtin_ia32_vp4dpwssd,
5251 __builtin_ia32_vp4dpwssd_mask, __builtin_ia32_vp4dpwssds,
5252 __builtin_ia32_vp4dpwssds_mask): New.
5253 * config/i386/i386-c.c (ix86_target_macros_internal):
5254 Define __AVX5124FMAPS__, __AVX5124VNNIW__.
5255 * config/i386/i386-modes.def: Fixed comment typos, added new
5256 modes (VECTOR_MODES (FLOAT, 256), VECTOR_MODE (INT, SI, 64)).
5257 * config/i386/i386.c (ix86_target_string): Add -mavx5124fmaps,
5259 (PTA_AVX5124FMAPS, PTA_AVX5124VNNIW): Define.
5260 (ix86_option_override_internal): Handle new options.
5261 (ix86_valid_target_attribute_inner_p): Add avx5124fmaps,
5263 (ix86_expand_builtin): Handle new builtins.
5264 (ix86_additional_allocno_class_p): New.
5265 * config/i386/i386.h (TARGET_AVX5124FMAPS, TARGET_AVX5124FMAPS_P,
5266 TARGET_AVX5124VNNIW, TARGET_AVX5124VNNIW_P): Define.
5267 (reg_class): Add MOD4_SSE_REGS.
5268 (MOD4_SSE_REG_P, MOD4_SSE_REGNO_P): New.
5269 * config/i386/i386.opt: Add mavx5124fmaps, mavx5124vnniw.
5270 * config/i386/immintrin.h: Include avx5124fmapsintrin.h,
5271 avx5124vnniwintrin.h.
5272 * config/i386/sse.md (unspec): Add UNSPEC_VP4FMADD, UNSPEC_VP4FNMADD,
5273 UNSPEC_VP4DPWSSD, UNSPEC_VP4DPWSSDS.
5274 (define_mode_iterator IMOD4): New.
5275 (define_mode_attr imod4_narrow): Ditto.
5276 (define_insn "mov<mode>"): Ditto.
5277 (define_insn "avx5124fmaddps_4fmaddps"): Ditto.
5278 (define_insn "avx5124fmaddps_4fmaddps_mask"): Ditto.
5279 (define_insn "avx5124fmaddps_4fmaddps_maskz"): Ditto.
5280 (define_insn "avx5124fmaddps_4fmaddss"): Ditto.
5281 (define_insn "avx5124fmaddps_4fmaddss_mask"): Ditto.
5282 (define_insn "avx5124fmaddps_4fmaddss_maskz"): Ditto.
5283 (define_insn "avx5124fmaddps_4fnmaddps"): Ditto.
5284 (define_insn "avx5124fmaddps_4fnmaddps_mask"): Ditto.
5285 (define_insn "avx5124fmaddps_4fnmaddps_maskz"): Ditto.
5286 (define_insn "avx5124fmaddps_4fnmaddss"): Ditto.
5287 (define_insn "avx5124fmaddps_4fnmaddss_mask"): Ditto.
5288 (define_insn "avx5124fmaddps_4fnmaddss_maskz"): Ditto.
5289 (define_insn "avx5124vnniw_vp4dpwssd"): Ditto.
5290 (define_insn "avx5124vnniw_vp4dpwssd_mask"): Ditto.
5291 (define_insn "avx5124vnniw_vp4dpwssd_maskz"): Ditto.
5292 (define_insn "avx5124vnniw_vp4dpwssds"): Ditto.
5293 (define_insn "avx5124vnniw_vp4dpwssds_mask"): Ditto.
5294 (define_insn "avx5124vnniw_vp4dpwssds_maskz"): Ditto.
5295 * init-regs.c (initialize_uninitialized_regs): Add emit_clobber call.
5296 * genmodes.c (mode_size_inline): Extend return type.
5297 * machmode.h (mode_size, mode_base_align): Extend type.
5299 2016-11-17 Michael Meissner <meissner@linux.vnet.ibm.com>
5302 * config/rs6000/predicates.md (fusion_addis_mem_combo_load): Add
5303 the appropriate checks for SFmode/DFmode load/stores in GPR
5305 (fusion_addis_mem_combo_store): Likewise.
5306 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Rename
5307 fusion_fpr_* to fusion_vsx_* and add in support for ISA 3.0 scalar
5308 d-form instructions for traditional Altivec registers.
5309 (emit_fusion_p9_load): Likewise.
5310 (emit_fusion_p9_store): Likewise.
5311 * config/rs6000/rs6000.md (p9 fusion store peephole2): Remove
5312 early clobber from scratch register. Do not match if the register
5313 being stored is the scratch register.
5314 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_load): Rename fusion_fpr_*
5315 to fusion_vsx_* and add in support for ISA 3.0 scalar d-form
5316 instructions for traditional Altivec registers.
5317 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_load): Likewise.
5318 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
5319 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
5321 2016-11-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
5324 * config/arm/arm.c (thumb1_expand_prologue): Distinguish between lr
5325 being live in the function and lr needing to be saved. Distinguish
5326 between already saved pushable registers and registers to push.
5327 Check for LR being an available pushable register.
5329 2016-11-17 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5331 * config/i386/i386.md (cmpstrnsi): New test to bail out if neither
5332 string input is a string constant.
5333 * builtins.c (expand_builtin_strncmp): Attempt expansion of strncmp
5334 via cmpstrnsi even if neither string is constant.
5336 2016-11-17 Jakub Jelinek <jakub@redhat.com>
5339 * varasm.c (default_use_anchors_for_symbol_p): Fix a comment typo.
5340 Don't test decl != NULL. Don't look at DECL_SIZE, but DECL_SIZE_UNIT
5341 instead, return false if it is NULL, or doesn't fit into uhwi, or
5342 is larger or equal to targetm.max_anchor_offset.
5344 2016-11-17 Pip Cet <pipcet@gmail.com>
5345 Eric Botcazou <ebotcazou@adacore.com>
5347 PR rtl-optimization/78355
5348 * doc/tm.texi.in (SLOW_UNALIGNED_ACCESS): Document that the macro only
5349 needs to deal with unaligned accesses.
5350 * doc/tm.texi: Regenerate.
5351 * lra-constraints.c (simplify_operand_subreg): Only invoke
5352 SLOW_UNALIGNED_ACCESS on innermode if the MEM is not aligned enough.
5354 2016-11-17 David Malcolm <dmalcolm@redhat.com>
5356 * input.c (selftest::test_lexer_string_locations_long_line): New
5358 (selftest::test_lexer_string_locations_raw_string_multiline): New
5360 (selftest::input_c_tests): Call the new functions, via
5361 for_each_line_table_case.
5363 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5365 * config/aarch64/aarch64.md (mov<mode>): Call
5366 aarch64_split_dimode_const_store on DImode constant stores.
5367 * config/aarch64/aarch64-protos.h (aarch64_split_dimode_const_store):
5369 * config/aarch64/aarch64.c (aarch64_split_dimode_const_store): New
5372 2016-11-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5373 Richard Biener <rguenther@suse.de>
5375 PR tree-optimization/77848
5376 * tree-if-conv.c (tree_if_conversion): Always version loops unless
5377 the user specified -ftree-loop-if-convert.
5379 2016-11-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
5382 * config/arm/arm.md (*thumb2_ldrd, *thumb2_ldrd_base,
5383 *thumb2_ldrd_base_neg, *thumb2_strd, *thumb2_strd_base,
5384 *thumb2_strd_base_neg): Recognize insn regardless of
5385 current_tune->prefer_ldrd_strd.
5386 * config/arm/ldrdstrd.md: Enable all ldrd/strd peephole rules
5389 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
5391 * config/arc/arc.c (arc_ccfsm_post_advance): Handle return
5394 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
5396 * config/arc/arc-arches.def: Add FPX quarkse instruction as valid
5398 * config/arc/arc-c.def (__ARC_FPX_QUARK__): Define.
5399 * config/arc/arc-cpus.def (quarkse_em): Add.
5400 * config/arc/arc-options.def (FL_FPX_QUARK, FL_QUARK): Likewise.
5401 * config/arc/arc-opts.h (FPX_QK): Define.
5402 * config/arc/arc-tables.opt: Regenerate.
5403 * config/arc/arc.c (gen_compare_reg): Change.
5404 (arc_register_move_cost): Avoid Dy,Dx moves.
5405 * config/arc/arc.h (TARGET_HARD_FLOAT): Change.
5406 (TARGET_FPX_QUARK, TARGET_FP_ASSIST): Define.
5407 * config/arc/arc.md (divsf3, sqrtsf2, fix_truncsfsi2, floatsisf2):
5409 * config/arc/fpu.md (divsf3_fpu, sqrtsf2_fpu, floatsisf2_fpu)
5410 (fix_truncsfsi2_fpu): Rename.
5411 * config/arc/fpx.md (cmp_quark, cmpsf_quark_, cmpsf_quark_ord)
5412 (cmpsf_quark_uneq, cmpsf_quark_eq, divsf3_quark, sqrtsf2_quark)
5413 (fix_truncsfsi2_quark, floatsisf2_quark): New patterns.
5414 * config/arc/t-multilib: Regenerate.
5416 2016-11-17 Georg-Johann Lay <avr@gjlay.de>
5418 * config/avr/avr.c (avr_print_operand_address): Use CONST_INT_P if
5420 (ashlqi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out): Same.
5421 (ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Same.
5422 (avr_rtx_costs_1, extra_constraint_Q): Same.
5423 (avr_address_cost): Use SUBREG_P if possible.
5425 2016-11-17 Richard Biener <rguenther@suse.de>
5428 * tree-cfgcleanup.c (cleanup_control_flow_bb): Do not turn
5429 non-local goto into CFG.
5431 2016-11-17 Richard Biener <rguenther@suse.de>
5433 * common.opt (ftree-loop-if-convert-stores): Mark as preserved for
5434 backward compatibility.
5435 * doc/invoke.texi (ftree-loop-if-convert-stores): Remove.
5436 * tree-if-conv.c (pass_if_conversion::gate): Do not test
5437 flag_tree_loop_if_convert_stores.
5438 (pass_if_conversion::execute): Likewise.
5440 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5442 * config/aarch64/predicates.md (aarch64_reg_or_fp_zero): Check for
5443 const_double code before calling aarch64_float_const_zero_rtx_p.
5445 2016-11-17 Richard Biener <rguenther@suse.de>
5447 PR tree-optimization/78306
5448 * ipa-inline-analysis.c (initialize_inline_failed): Do not
5449 inhibit inlining if function calls cilk_spawn.
5450 (can_inline_edge_p): Likewise.
5452 2016-11-17 Richard Biener <rguenther@suse.de>
5455 * fold-const.c (negate_expr_p): Fix multiplication case.
5457 2016-11-17 Chung-Lin Tang <cltang@codesourcery.com>
5460 * config/nios2/nios2.c (nios2_init_libfuncs): Remove TARGET_LINUX_ABI
5462 (TARGET_INIT_LIBFUNCS): Delete definition and...
5463 * config/nios2/linux.h (TARGET_INIT_LIBFUNCS): ...move to here, add
5466 2016-11-17 Krister Walfridsson <krister.walfridsson@gmail.com>
5468 * config/netbsd-stdint.h: New.
5469 * config.gcc (i[34567]86-*-netbsd): Add netbsd-stdint.h to tm_file.
5470 (x86_64-*-netbsd*): Likewise.
5472 2016-11-16 Andrew PInski <apinski@cavium.com>
5474 * config/aarch64/aarch64.opt (mverbose-cost-dump): New option.
5475 * config/aarch64/aarch64.c (aarch64_rtx_costs): Use
5476 flag_aarch64_verbose_cost instead of checking for details dump.
5477 (aarch64_rtx_costs_wrapper): Likewise.
5479 2016-11-16 Jakub Jelinek <jakub@redhat.com>
5481 PR rtl-optimization/78378
5482 * combine.c (make_extraction): Use force_to_mode for non-{REG,MEM}
5483 inner only if pos is 0. Fix up formatting.
5485 2016-11-17 Alan Modra <amodra@gmail.com>
5487 PR rtl-optimization/78325
5488 PR rtl-optimization/70890
5489 * ira.c (combine_and_move_insns): Only remove REG_EQUIV notes
5492 2016-11-16 Jason Merrill <jason@redhat.com>
5494 * rtl.h: Declare gt_ggc_mx and gt_pch_nx.
5496 2016-11-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5497 Richard Biener <rguenther@suse.de>
5499 PR tree-optimization/77848
5500 * tree-if-conv.c (version_loop_for_if_conversion): When versioning
5501 an outer loop, only save basic block aux information for the inner
5503 (versionable_outer_loop_p): New function.
5504 (tree_if_conversion): Version the outer loop instead of the inner
5505 one if the pattern will be recognized for outer-loop
5508 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
5510 * gcc/bb-reorder.c: Remove 'toplev.h' include.
5511 (pass_partition_blocks::gate): No longer check
5512 user_defined_section_attribute, instead check the function decl
5513 for a section attribute.
5514 * gcc/c-family/c-attribs.c (handle_section_attribute): No longer
5515 set user_defined_section_attribute.
5516 * gcc/final.c (rest_of_handle_final): Likewise.
5517 * gcc/toplev.c: Remove definition of user_defined_section_attribute.
5518 * gcc/toplev.h: Remove declaration of
5519 user_defined_section_attribute.
5521 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
5523 * config/mips/mips.md (casesi_internal_mips16_<mode>):
5524 Explicitly switch between JR and JRC for the table jump. Adjust
5527 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
5529 * config/mips/mips.md (casesi_internal_mips16_<mode>): Set
5530 `insn_count' to 11 rather than 16.
5532 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
5534 * config/mips/mips.md (casesi_internal_mips16_<mode>): Use the
5535 `ltu' rather than `leu' operation in the RTL pattern
5537 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
5539 * config/mips/mips.md (casesi_internal_mips16_<mode>): Add
5540 missing <d> instruction prefixes throughout. Correct
5543 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
5545 * config/mips/mips.c (mips_output_jump): Output R_MICROMIPS_JALR
5546 rather than R_MIPS_JALR relocation in microMIPS code. Do not
5547 cancel short delay slots in PIC call relaxation.
5549 2016-11-16 Thomas Preud'homme <thomas.preudhomme@arm.com>
5551 * config/arm/arm.md (arm_addsi3): Add alternative for addition of
5552 general register with general register or ARM constant into SP
5555 2016-11-16 Jakub Jelinek <jakub@redhat.com>
5558 * omp-low.c (expand_omp_for_static_nochunk): Don't assert
5559 that loop->header == body_bb if broken_loop.
5561 2015-11-16 Wilco Dijkstra <wdijkstr@arm.com>
5563 * tree-ssa-math-opts.c (bswap_replace): Remove test
5564 of SLOW_UNALIGNED_ACCESS.
5566 2016-11-16 Alexander Monakov <amonakov@ispras.ru>
5568 * config/nvptx/mkoffload.c (main): Check that either OpenACC or OpenMP
5569 is selected. Pass -mgomp to offload compiler in OpenMP case.
5570 * config/nvptx/nvptx-protos.h (nvptx_shuffle_kind): Move enum
5571 declaration from nvptx.c.
5572 (nvptx_gen_shuffle): Declare.
5573 (nvptx_output_set_softstack): Declare.
5574 * config/nvptx/nvptx.c (nvptx_shuffle_kind): Move to nvptx-protos.h.
5575 (need_softstack_decl): New variable.
5576 (need_unisimt_decl): New variable.
5577 (diagnose_openacc_conflict): New. Use it...
5578 (nvptx_option_override): ...here. Handle TARGET_GOMP.
5579 (nvptx_encode_section_info): Handle "shared" attribute.
5580 (write_as_kernel): Restrict to OpenACC target regions.
5581 (init_softstack_frame): New.
5582 (nvptx_init_unisimt_predicate): New.
5583 (write_omp_entry): New. Use it...
5584 (nvptx_declare_function_name): ...here to emit OpenMP target region
5585 entrypoints. Handle TARGET_SOFT_STACK. Call
5586 nvptx_init_unisimt_predicate.
5587 (nvptx_output_set_softstack): New.
5588 (nvptx_get_drap_rtx): Return %argp as the DRAP if needed.
5589 (nvptx_gen_shuffle): Export.
5590 (nvptx_output_call_insn): Handle COND_EXEC patterns. Emit instruction
5592 (nvptx_print_operand): Fix handling of instruction predicates.
5593 (nvptx_get_unisimt_master): New helper function.
5594 (nvptx_get_unisimt_predicate): Ditto.
5595 (nvptx_call_insn_is_syscall_p): Ditto.
5596 (nvptx_unisimt_handle_set): Ditto.
5597 (nvptx_reorg_uniform_simt): New. Transform code for -muniform-simt.
5598 (nvptx_reorg): Call nvptx_reorg_uniform_simt.
5599 (nvptx_handle_shared_attribute): New. Use it...
5600 (nvptx_attribute_table): ... here (new entry).
5601 (nvptx_record_offload_symbol): Handle NULL attributes.
5602 (nvptx_file_end): Handle need_softstack_decl and need_unisimt_decl.
5603 (nvptx_simt_vf): New.
5604 (TARGET_SIMT_VF): Define.
5605 * config/nvptx/nvptx.h (TARGET_CPU_CPP_BUILTINS): Define
5606 __nvptx_softstack or __nvptx_unisimt__ when -msoft-stack, or resp.
5607 -muniform-simt option is active.
5608 (STACK_SIZE_MODE): Define.
5609 (FIXED_REGISTERS): Adjust.
5610 (SOFTSTACK_SLOT_REGNUM): New.
5611 (SOFTSTACK_PREV_REGNUM): New.
5612 (REGISTER_NAMES): Adjust.
5613 (struct machine_function): New fields.
5614 * config/nvptx/nvptx.md (UNSPEC_SET_SOFTSTACK): New.
5615 (UNSPEC_VOTE_BALLOT): Ditto.
5616 (UNSPEC_LANEID): Ditto.
5617 (UNSPECV_NOUNROLL): Ditto.
5618 (atomic): New attribute.
5619 (predicable): New attribute. Generate predicated forms via
5621 (br_true): Mark as not predicable.
5623 (br_true_uni): Ditto.
5624 (br_false_uni): Ditto.
5626 (trap_if_true): Ditto.
5627 (trap_if_false): Ditto.
5628 (nvptx_fork): Ditto.
5629 (nvptx_forked): Ditto.
5630 (nvptx_joining): Ditto.
5631 (nvptx_join): Ditto.
5632 (nvptx_barsync): Ditto.
5633 (epilogue): Emit stack restore if TARGET_SOFT_STACK.
5634 (allocate_stack): Implement for TARGET_SOFT_STACK. Remove unused code.
5635 (allocate_stack_<mode>): Remove unused pattern.
5636 (set_softstack_insn): New pattern.
5637 (restore_stack_block): Handle for TARGET_SOFT_STACK.
5638 (nvptx_vote_ballot): New pattern.
5639 (omp_simt_lane): Ditto.
5640 (omp_simt_last_lane): Ditto.
5641 (omp_simt_ordered): Ditto.
5642 (omp_simt_vote_any): Ditto.
5643 (omp_simt_xchg_bfly): Ditto.
5644 (omp_simt_xchg_idx): Ditto.
5645 (nvptx_nounroll): Ditto.
5646 (atomic_compare_and_swap<mode>_1): Mark with atomic attribute.
5647 (atomic_exchange<mode>): Ditto.
5648 (atomic_fetch_add<mode>): Ditto.
5649 (atomic_fetch_addsf): Ditto.
5650 (atomic_fetch_<logic><mode>): Ditto.
5651 * config/nvptx/nvptx.opt (msoft-stack): New option.
5652 (muniform-simt): Ditto.
5654 * config/nvptx/t-nvptx (MULTILIB_OPTIONS): New.
5655 * doc/extend.texi (Nvidia PTX Variable Attributes): New section.
5656 * doc/invoke.texi (msoft-stack): Document.
5657 (muniform-simt): Document
5659 * doc/tm.texi: Regenerate.
5660 * doc/tm.texi.in (TARGET_SIMT_VF): New hook.
5661 * target.def: Define it.
5662 * target-insns.def (omp_simt_lane): New.
5663 (omp_simt_last_lane): New.
5664 (omp_simt_ordered): New.
5665 (omp_simt_vote_any): New.
5666 (omp_simt_xchg_bfly): New.
5667 (omp_simt_xchg_idx): New.
5669 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
5671 * config/mips/mips-protos.h (mips_set_text_contents_type): New
5673 * config/mips/mips.h (ASM_OUTPUT_BEFORE_CASE_LABEL): New macro.
5674 (ASM_OUTPUT_CASE_END): Likewise.
5675 * config/mips/mips.c (mips_set_text_contents_type): New function.
5676 (mips16_emit_constants): Record the pool's initial label number
5677 with the `consttable' insn. Emit a `consttable_end' insn at the end.
5678 (mips_final_prescan_insn): Call `mips_set_text_contents_type'
5679 for `consttable' insns.
5680 (mips_final_postscan_insn): Call `mips_set_text_contents_type'
5681 for `consttable_end' insns.
5682 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE_END enum value.
5683 (consttable): Add operand.
5684 (consttable_end): New insn.
5686 2016-11-16 Yuri Rumyantsev <ysrumyan@gmail.com>
5688 * params.def (PARAM_VECT_EPILOGUES_NOMASK): New.
5689 * tree-if-conv.c (tree_if_conversion): Make public.
5690 * * tree-if-conv.h: New file.
5691 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences) Avoid
5692 dynamic alias checks for epilogues.
5693 * tree-vect-loop-manip.c (vect_do_peeling): Return created epilog.
5694 * tree-vect-loop.c: include tree-if-conv.h.
5695 (new_loop_vec_info): Add zeroing orig_loop_info field.
5696 (vect_analyze_loop_2): Don't try to enhance alignment for epilogues.
5697 (vect_analyze_loop): Add argument ORIG_LOOP_INFO which is not NULL
5698 if epilogue is vectorized, set up orig_loop_info field of loop_vinfo
5699 using passed argument.
5700 (vect_transform_loop): Check if created epilogue should be returned
5701 for further vectorization with less vf. If-convert epilogue if
5702 required. Print vectorization success for epilogue.
5703 * tree-vectorizer.c (vectorize_loops): Add epilogue vectorization
5704 if it is required, pass loop_vinfo produced during vectorization of
5705 loop body to vect_analyze_loop.
5706 * tree-vectorizer.h (struct _loop_vec_info): Add new field
5708 (LOOP_VINFO_ORIG_LOOP_INFO): New.
5709 (LOOP_VINFO_EPILOGUE_P): New.
5710 (LOOP_VINFO_ORIG_VECT_FACTOR): New.
5711 (vect_do_peeling): Change prototype to return epilogue.
5712 (vect_analyze_loop): Add argument of loop_vec_info type.
5713 (vect_transform_loop): Return created loop.
5715 2016-11-16 Segher Boessenkool <segher@kernel.crashing.org>
5717 * config/rs6000/rs6000.c (rs6000_components_for_bb): Mark the LR
5718 component as used also if LR_REGNO is a live input to the bb.
5719 * df-scan.c (df_get_entry_block_def_set): Return immediately after
5720 clearing the set if DF_SCAN_EMPTY_ENTRY_EXIT is set.
5721 (df_get_exit_block_use_set): Ditto.
5722 * df.h (df_scan_flags): New enum.
5723 * shrink-wrap.c (try_shrink_wrapping_separate): Set
5724 DF_SCAN_EMPTY_ENTRY_EXIT in df_scan->local_flags, and call
5725 df_update_entry_block_defs and df_update_exit_block_uses
5726 at the start; clear the flag and call those functions at the end.
5728 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5729 Alan Hayward <alan.hayward@arm.com>
5730 David Sherwood <david.sherwood@arm.com>
5732 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): Set
5733 nb_iterations to the number of latch iterations rather than the
5734 number of loop iterations.
5736 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5737 Alan Hayward <alan.hayward@arm.com>
5738 David Sherwood <david.sherwood@arm.com>
5740 * combine.c (maybe_swap_commutative_operands): New function.
5741 (combine_simplify_rtx): Use it.
5742 (change_zero_ext): Likewise.
5743 (make_compound_operation_int): New function, split out of...
5744 (make_compound_operation): ...here. Use
5745 maybe_swap_commutative_operands for both.
5747 2016-11-16 Richard Earnshaw <rearnsha@arm.com>
5749 * arm/arm-fpus.def (vfpv2): New FPU, currently an alias for 'vfp'.
5750 (neon-vfpv3): New FPU, currently an alias for 'neon'.
5751 * arm/arm-tables.opt: Regenerated.
5752 * arm/t-aprofile (MULTILIB_REUSE): Add reuse rules for vfpv2 and
5754 * doc/invoke.texi (ARM: -mfpu): Document new options. Note that 'vfp'
5755 and 'neon' are aliases for specific implementations.
5757 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5758 Alan Hayward <alan.hayward@arm.com>
5759 David Sherwood <david.sherwood@arm.com>
5761 * optabs.c (vector_compare_rtx): Add a cmp_mode parameter
5762 and use it in the final call to gen_rtx_fmt_ee.
5763 (expand_vec_cond_expr): Update accordingly.
5764 (expand_vec_cmp_expr): Likewise.
5766 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5767 Alan Hayward <alan.hayward@arm.com>
5768 David Sherwood <david.sherwood@arm.com>
5770 * cprop.c (local_cprop_find_used_regs): Use df_read_modify_subreg_p.
5772 2016-11-16 Richard Biener <rguenther@suse.de>
5775 * gimplify.c (gimplify_function_tree): Do not instrument
5776 GNU extern inline functions.
5778 2016-11-16 Martin Liska <mliska@suse.cz>
5781 * gimplify.c (gimplify_switch_expr): Always save previous
5782 gimplify_ctxp->live_switch_vars.
5784 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
5786 * config/arc/arc.md (movb peephole2): New peephole2 to merge two
5787 zero_extract operations to allow a movb to occur.
5788 * testsuite/gcc.target/arc/movb-1.c: Update little endian arc results.
5789 * testsuite/gcc.target/arc/movb-2.c: Likewise.
5790 * testsuite/gcc.target/arc/movb-5.c: Likewise.
5791 * testsuite/gcc.target/arc/movh_cl-1.c: Extend test to cover
5794 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5795 Alan Hayward <alan.hayward@arm.com>
5796 David Sherwood <david.sherwood@arm.com>
5798 * expr.c (emit_group_load_1): Tighten check for whether an
5799 access involves only one operand of a CONCAT. Use extract_bit_field
5800 for constants if the bit range does span the whole operand.
5802 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5803 Alan Hayward <alan.hayward@arm.com>
5804 David Sherwood <david.sherwood@arm.com>
5806 * rtlanal.c (rtx_addr_can_trap_p_1): Handle unknown sizes.
5808 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5809 Alan Hayward <alan.hayward@arm.com>
5810 David Sherwood <david.sherwood@arm.com>
5812 * tree-vect-loop.c (vect_transform_loop): Protect the updates of
5813 all three iteration counts with an any_* test. Use a single update
5814 for each count. Fix the calculation of nb_iterations_estimate.
5816 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5818 * config/pdp11/pdp11.c: Include dbxout.h.
5820 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5822 * config/arc/arc.c (arc_loop_hazard): Add missing brackets.
5824 2016-11-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5827 * config/arm/arm.md (*extv_reg): Restrict operands 2 and 3 to the
5828 proper ranges for an SBFX instruction.
5829 (extzv_t2): Likewise for UBFX.
5831 2016-11-16 Richard Biener <rguenther@suse.de>
5833 PR tree-optimization/78348
5834 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMMOVE.
5835 (generate_memcpy_builtin): Honor PKIND_MEMCPY on the partition.
5836 (classify_partition): Set PKIND_MEMCPY if dependence analysis
5837 revealed no dependency, PKIND_MEMMOVE otherwise.
5839 2016-11-16 Jakub Jelinek <jakub@redhat.com>
5842 * ubsan.c (ubsan_build_overflow_builtin): Add DATAP argument, if
5843 it points to non-NULL tree, use it instead of ubsan_create_data.
5844 (instrument_si_overflow): Handle vector signed integer overflow
5846 * ubsan.h (ubsan_build_overflow_builtin): Add DATAP argument.
5847 * tree-vrp.c (simplify_internal_call_using_ranges): Punt for
5848 vector IFN_UBSAN_CHECK_*.
5849 * internal-fn.c (expand_addsub_overflow): Add DATAP argument,
5850 pass it through to ubsan_build_overflow_builtin.
5851 (expand_neg_overflow, expand_mul_overflow): Likewise.
5852 (expand_vector_ubsan_overflow): New function.
5853 (expand_UBSAN_CHECK_ADD, expand_UBSAN_CHECK_SUB,
5854 expand_UBSAN_CHECK_MUL): Use tit for vector arithmetics.
5855 (expand_arith_overflow): Adjust expand_*_overflow callers.
5857 2016-11-16 Matthias Klose <doko@ubuntu.com>
5859 * doc/install.texi: Remove references to java/libjava.
5861 2016-11-16 Kugan Vivekanandarajah <kuganv@linaro.org>
5863 * tree-ssa-coalesce.c (register_default_def): Remove
5864 register_ssa_partition.
5865 (create_outofssa_var_map): Likewise.
5866 * tree-ssa-live.c (register_ssa_partition_check): Remove.
5867 * tree-ssa-live.h (register_ssa_partition): Likewise.
5869 2016-11-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
5871 * genattrtab.c (attr_rtx_1): Avoid allocating new rtx objects.
5872 Clear ATTR_CURR_SIMPLIFIED_P for re-used binary rtx objects.
5873 Use DEF_ATTR_STRING for string arguments. Use RTL_HASH for
5874 integer arguments. Only set ATTR_PERMANENT_P on newly hashed
5875 rtx when all sub-rtx are also permanent.
5876 (attr_eq): Simplify.
5877 (attr_copy_rtx): Remove.
5878 (make_canonical, get_attr_value): Use attr_equal_p.
5879 (copy_boolean): Rehash NOT.
5880 (simplify_test_exp_in_temp,
5881 optimize_attrs): Remove call to attr_copy_rtx.
5882 (attr_alt_intersection, attr_alt_union,
5883 attr_alt_complement, mk_attr_alt): Rehash EQ_ATTR_ALT.
5884 (make_automaton_attrs): Use attr_eq.
5886 2016-11-15 Matthias Klose <doko@ubuntu.com>
5888 * doc/install.texi: Remove references to java/libjava.
5889 * doc/sourcebuild.texi: Likewise.
5890 * doc/invoke.texi: Likewise.
5891 * doc/standards.texi: Likewise.
5893 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5894 Alan Hayward <alan.hayward@arm.com>
5895 David Sherwood <david.sherwood@arm.com>
5897 * config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use Pmode instead
5899 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5900 * config/iq2000/iq2000.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5901 * config/m68k/m68k.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5902 * config/microblaze/microblaze.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5903 * config/mips/mips.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5904 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5905 * config/nios2/nios2.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5907 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5908 Alan Hayward <alan.hayward@arm.com>
5909 David Sherwood <david.sherwood@arm.com>
5911 * dce.c (check_argument_store): Pass the size instead of
5912 the memory reference.
5913 (find_call_stack_args): Pass MEM_SIZE to check_argument_store.
5915 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5916 Alan Hayward <alan.hayward@arm.com>
5917 David Sherwood <david.sherwood@arm.com>
5919 * alias.c (canon_rtx): Use simplify_gen_binary.
5921 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5922 Alan Hayward <alan.hayward@arm.com>
5923 David Sherwood <david.sherwood@arm.com>
5925 * rtl.h (load_extend_op): Declare.
5926 * rtlanal.c (load_extend_op): New function.
5927 (nonzero_bits1): Use it.
5928 (num_sign_bit_copies1): Likewise.
5929 * cse.c (cse_insn): Likewise.
5930 * fold-const.c (fold_single_bit_test): Likewise.
5931 (fold_unary_loc): Likewise.
5932 * fwprop.c (free_load_extend): Likewise.
5933 * postreload.c (reload_cse_simplify_set): Likewise.
5934 (reload_cse_simplify_operands): Likewise.
5935 * combine.c (try_combine): Likewise.
5936 (simplify_set): Likewise. Remove redundant SUBREG_BYTE and
5937 subreg_lowpart_p checks.
5939 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5940 Alan Hayward <alan.hayward@arm.com>
5941 David Sherwood <david.sherwood@arm.com>
5943 * combine.c (simplify_shift_const_1): Use the number of bits
5944 in the inner mode to determine the range of the shift.
5945 When handling shifts of vectors, skip any rules that apply
5948 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5949 Alan Hayward <alan.hayward@arm.com>
5950 David Sherwood <david.sherwood@arm.com>
5952 * rtlanal.c (num_sign_bit_copies1): Calculate bitwidth after
5955 2016-11-15 Matthias Klose <doko@ubuntu.com>
5957 * doc/install.texi: Remove references to gcj/libjava.
5958 * doc/invoke.texi: Likewise.
5960 2016-11-15 Jeff Law <law@redhat.com>
5962 * tree-ssa-threadbackward.c (fsm_find_thread_path): Remove unneeded
5963 parameter. Callers changed.
5964 (check-subpath_and_update_thread_path): Extracted from
5965 fsm_find_control_statement_thread_paths.
5966 (handle_phi, handle_assignment, handle_assignment_p): Likewise.
5967 (handle_phi, handle_assignment): Allow any constant node, not
5970 2016-11-15 Claudiu Zissulescu <claziss@synopsys.com>
5972 * config/arc/arc-arch.h: New file.
5973 * config/arc/arc-arches.def: Likewise.
5974 * config/arc/arc-cpus.def: Likewise.
5975 * config/arc/arc-options.def: Likewise.
5976 * config/arc/t-multilib: Likewise.
5977 * config/arc/genmultilib.awk: Likewise.
5978 * config/arc/genoptions.awk: Likewise.
5979 * config/arc/arc-tables.opt: Likewise.
5980 * config/arc/driver-arc.c: Likewise.
5981 * testsuite/gcc.target/arc/nps400-cpu-flag.c: Likewise.
5982 * common/config/arc/arc-common.c (arc_handle_option): Trace
5984 * config.gcc (arc*-*-*): Add arc-tables.opt to arc's extra
5985 options; check for supported cpu against arc-cpus.def file.
5986 (arc*-*-elf*, arc*-*-linux-uclibc*): Use new make fragment; define
5987 TARGET_CPU_BUILD macro; add driver-arc.o as an extra object.
5988 * config/arc/arc-c.def: Add emacs local variables.
5989 * config/arc/arc-opts.h (processor_type): Use arc-cpus.def file.
5990 (FPU_FPUS, FPU_FPUD, FPU_FPUDA, FPU_FPUDA_DIV, FPU_FPUDA_FMA)
5991 (FPU_FPUDA_ALL, FPU_FPUS_DIV, FPU_FPUS_FMA, FPU_FPUS_ALL)
5992 (FPU_FPUD_DIV, FPU_FPUD_FMA, FPU_FPUD_ALL): New defines.
5993 (DEFAULT_arc_fpu_build): Define.
5994 (DEFAULT_arc_mpy_option): Define.
5995 * config/arc/arc-protos.h (arc_init): Delete.
5996 * config/arc/arc.c (arc_cpu_name): New variable.
5997 (arc_selected_cpu, arc_selected_arch, arc_arcem, arc_archs)
5998 (arc_arc700, arc_arc600, arc_arc601): New variable.
5999 (arc_init): Add static; remove selection of default tune value,
6000 cleanup obsolete error messages.
6001 (arc_override_options): Make use of .def files for selecting the
6002 right cpu and option configurations.
6003 * config/arc/arc.h (stdbool.h): Include.
6004 (TARGET_CPU_DEFAULT): Define.
6005 (CPP_SPEC): Remove mcpu=NPS400 handling.
6006 (arc_cpu_to_as): Declare.
6007 (EXTRA_SPEC_FUNCTIONS): Define.
6008 (OPTION_DEFAULT_SPECS): Likewise.
6009 (ASM_DEFAULT): Remove.
6010 (ASM_SPEC): Use arc_cpu_to_as.
6011 (DRIVER_SELF_SPECS): Remove deprecated options.
6012 (arc_base_cpu): Declare.
6013 (TARGET_ARC600, TARGET_ARC601, TARGET_ARC700, TARGET_EM)
6014 (TARGET_HS, TARGET_V2, TARGET_ARC600): Make them use arc_base_cpu
6016 (MULTILIB_DEFAULTS): Use ARC_MULTILIB_CPU_DEFAULT.
6017 * config/arc/arc.md (attr_cpu): Remove.
6018 * config/arc/arc.opt (mno-mpy): Deprecate.
6019 (mcpu=ARC600, mcpu=ARC601, mcpu=ARC700, mcpu=NPS400, mcpu=ARCEM)
6020 (mcpu=ARCHS): Remove.
6021 (mcrc, mdsp-packa, mdvbf, mmac-d16, mmac-24, mtelephony, mrtsc):
6023 (mbarrel_shifte, mspfp_, mdpfp_, mdsp_pack, mmac_): Remove.
6024 (arc_fpu): Use new defines.
6025 (mpy-option): Change to use numeric or string like inputs.
6026 * config/arc/t-arc (driver-arc.o): New target.
6027 (arc-cpus, t-multilib, arc-tables.opt): Likewise.
6028 * config/arc/t-arc-newlib: Delete.
6029 * config/arc/t-arc-uClibc: Renamed to t-uClibc.
6030 * doc/invoke.texi (ARC): Update arc options.
6032 2016-11-15 Maciej W. Rozycki <macro@imgtec.com>
6034 * config/mips/mips.c (mips16_emit_constants): Emit `consttable'
6035 insn at the beginning of the constant pool.
6036 (mips_insert_insn_pseudos): New function.
6037 (mips_machine_reorg2): Call it.
6038 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE and
6039 UNSPEC_INSN_PSEUDO enum values.
6040 (insn_pseudo, consttable): New insns.
6042 2016-11-15 Michael Matz <matz@suse.de>
6044 PR missed-optimization/77881
6045 * combine.c (simplify_comparison): Remove useless subregs
6046 also inside the loop, not just after it.
6047 (make_compound_operation): Recognize some subregs as being
6050 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
6051 Alan Hayward <alan.hayward@arm.com>
6052 David Sherwood <david.sherwood@arm.com>
6054 * dwarf2out.c (mem_loc_descriptor): Fix GET_MODE_CLASS/
6057 2016-11-14 Michael Meissner <meissner@linux.vnet.ibm.com>
6059 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Add support
6060 for using xxinsertw and vinsert{b,h} on ISA 3.0.
6062 * config/rs6000/vsx.md (vsx_extract_<mode>): Update comment.
6063 (vsx_set_<mode>_p9): New insn to generate xxinsertw and
6064 vinsert{b,h} on ISA 3.0.
6066 2016-11-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
6068 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
6069 and cmpnop in two steps: first the ones not accessed in original gimple
6070 expression in a endian independent way and then the ones not accessed
6071 in the final result in an endian-specific way.
6072 (bswap_replace): Stop doing big endian adjustment.
6074 2016-11-14 Uros Bizjak <ubizjak@gmail.com>
6076 * config/i386/i386.md (*andndi3_doubleword): Merge operand constraints.
6077 (*ashl<mode>3_doubleword): Ditto.
6079 2016-11-14 Martin Liska <mliska@suse.cz>
6081 * tree-ssa-dse.c (dse_optimize_stmt): Remove quotes and extra new line.
6083 2016-11-14 Prasad Ghangal <prasad.ghangal@gmail.com>
6084 Richard Biener <rguenther@suse.de>
6086 * doc/invoke.texi (fgimple): Document.
6087 * dumpfile.h (TDF_GIMPLE): Add.
6088 * dumpfile.c (dump_options): Add gimple.
6089 * gimple-pretty-print.c (dump_gimple_switch): Adjust dump
6091 (dump_gimple_label): Likewise.
6092 (dump_gimple_phi): Likewise.
6093 (dump_gimple_bb_header): Likewise.
6094 (dump_phi_nodes): Likewise.
6095 (pp_cfg_jump): Likewise. Pass in dump flags.
6096 (dump_implicit_edges): Adjust.
6097 * passes.c (pass_init_dump_file): Do not dump function header
6099 * tree-cfg.c (dump_function_to_file): Dump function return type
6100 and __GIMPLE keyword for TDF_GIMPLE. Change guard for dumping
6102 * tree-pretty-print.c (dump_decl_name): Adjust dump for TDF_GIMPLE.
6103 (dump_generic_node): Likewise.
6104 * function.h (struct function): Add pass_startwith member.
6105 * passes.c (execute_one_pass): Implement startwith.
6106 * tree-ssanames.c (make_ssa_name_fn): New argument, check for version
6107 and assign proper version for parsed ssa names.
6108 * tree-ssanames.h (make_ssa_name_fn): Add new argument to the function.
6109 * internal-fn.c (expand_PHI): New function.
6110 * internal-fn.h (expand_PHI): Declared here.
6111 * internal-fn.def: New defination for PHI.
6112 * tree-cfg.c (lower_phi_internal_fn): New function.
6113 (build_gimple_cfg): Call it.
6114 (verify_gimple_call): Condition for passing label as arg in internal
6116 * tree-into-ssa.c (rewrite_add_phi_arguments): Handle already
6117 present PHIs with arguments.
6119 2016-11-14 Martin Liska <mliska@suse.cz>
6122 * common.opt: Add prefer-atomic as a new enum value for
6124 * coretypes.h: Likewise.
6125 * doc/invoke.texi: Document the new option value.
6126 * gcc.c: Replace atomic with prefer-atomic. Remove warning.
6127 * tree-profile.c (tree_profiling): Select default value
6128 of -fprofile-update when 'prefer-atomic' is selected.
6130 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
6132 * config/arm/cortex-a57.md (cortex_a57_alu): Move extend here, bfm...
6133 (cortex_a57_alu_shift): ...here.
6135 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
6137 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3)
6139 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
6140 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
6141 (<optab>si3_insn_uxtw): Likewise.
6142 (<optab><mode>3_insn): Likewise.
6143 (<ANY_EXTEND:optab><GPI:mode>_ashl<SHORT:mode>): Likewise.
6144 (zero_extend<GPI:mode>_lshr<SHORT:mode>): Likewise.
6145 (extend<GPI:mode>_ashr<SHORT:mode>): Likewise.
6146 (<optab><mode>): Likewise.
6147 (insv<mode>): Likewise.
6148 (andim_ashift<mode>_bfiz): Likewise.
6149 * config/aarch64/thunderx.md (thunderx_shift): Add bfx.
6150 * config/arm/cortex-a53.md (cortex_a53_alu_shift): Likewise.
6151 * config/arm/cortex-a57.md (cortex_a57_alu): Add bfx.
6152 * config/arm/exynos-m1.md (exynos_m1_alu): Add bfx.
6153 (exynos_m1_alu_p): Likewise.
6154 * config/arm/types.md: Add bfx.
6155 * config/arm/xgene1.md (xgene1_bfm): Add bfx.
6157 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
6159 * config/aarch64/aarch64.c (cortexa57_vector_cost):
6160 Change vec_stmt_cost, vec_align_load_cost and vec_unalign_load_cost.
6162 2016-11-14 Richard Biener <rguenther@suse.de>
6164 PR tree-optimization/78312
6165 * gimple-ssa-backprop.c (backprop::prepare_change): Reset
6166 flow-sensitive info.
6168 2016-11-14 Georg-Johann Lay <avr@gjlay.de>
6171 * doc/invoke.texi (AVR Options) [-mabsdata]: Document new option.
6172 * config/avr/avr.opt (-mabsdata): New option.
6173 * config/avr/avr-arch.h (avr_device_specific_features): Add AVR_ISA_LDS.
6174 * config/avr/avr.c (avr_encode_section_info) [AVR_TINY]: If
6175 -mabsdata & symbol is not progmem, tag as AVR_SYMBOL_FLAG_TINY_ABSDATA.
6176 * config/avr/avr-mcus.def (attiny4/5/9/10/20): Use AVR_ISA_LDS.
6177 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Print cc1_absdata
6178 spec depending on AVR_ISA_LDS.
6179 * config/avr/specs.h (CC1_SPEC): Enhanced by cc1_absdata spec.
6181 2016-11-13 Jakub Jelinek <jakub@redhat.com>
6183 * match.pd: Don't try to compare addresses of variables with
6186 2016-11-13 Kugan Vivekanandarajah <kuganv@linaro.org>
6188 * ipa-cp.c (ipa_get_jf_pass_through_result): Skip unary expressions.
6189 (propagate_vr_accross_jump_function): Handle unary expressions.
6190 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
6191 (load_from_param_1): New.
6192 (load_from_unmodified_param): Factor common part into load_from_param_1.
6193 (load_from_param): New.
6194 (compute_complex_assign_jump_func): Handle unary expressions.
6195 (update_jump_functions_after_inlining): Likewise.
6196 (ipa_write_jump_function): Likewise.
6197 (ipa_read_jump_function): Likewise.
6199 2016-11-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6202 * doc/invoke.texi: Document Wrestrict.
6203 * pretty-print.c (pp_format): Add case for "Z" specifier.
6204 (test_pp_format): Test "Z" specifier.
6206 2016-11-13 Eric Botcazou <ebotcazou@adacore.com>
6208 * ipa-icf.c (sem_function::merge): Do not create a wrapper also if the
6209 original function needs a static chain.
6211 2016-11-13 David Edelsohn <dje.gcc@gmail.com>
6214 * config/rs6000/rs6000.c (rs6000_asm_weaken_decl): Protect
6217 2016-11-12 Segher Boessenkool <segher@kernel.crashing.org>
6220 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't
6221 return early if !optional_tbtab.
6223 2016-11-11 Eric Botcazou <ebotcazou@adacore.com>
6225 PR rtl-optimization/59461
6226 * doc/rtl.texi (paradoxical subregs): Add missing word.
6227 * combine.c (reg_nonzero_bits_for_combine): Do not discard results
6228 in modes with precision larger than that of last_set_mode.
6229 * rtlanal.c (nonzero_bits1) <SUBREG>: If WORD_REGISTER_OPERATIONS is
6230 set and LOAD_EXTEND_OP is appropriate, propagate results from inner
6231 REGs to paradoxical SUBREGs.
6232 (num_sign_bit_copies1) <SUBREG>: Likewise. Check that the mode is not
6233 larger than a word before invoking LOAD_EXTEND_OP on it.
6235 2016-11-11 Michael Meissner <meissner@linux.vnet.ibm.com>
6238 * config/rs6000/vsx.md (vsx_extract_<mode>_p9): Correct the
6239 element order for little endian ordering.
6241 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Use
6242 VECTOR_ELT_ORDER_BIG and not BYTES_BIG_ENDIAN to adjust element
6245 2016-11-11 Uros Bizjak <ubizjak@gmail.com>
6248 * config/i386/i386.md (rotate to rotatex splitter): Avoid overflow
6249 when calculating operand 2.
6250 (rotate to rotatex zext splitter): Ditto.
6252 2016-11-11 Jeff Law <law@redhat.com>
6254 * gimple-ssa-isolate-paths.c (is_divmod_with_given_divisor): New
6256 (stmt_uses_name_in_undefined_way): New function, extracted from
6257 find_implicit_erroneous_behavior and extended for div/mod case.
6258 (stmt_uses_0_or_null_in_undefined_way): New function, extracted from
6259 find_explicit_erroneous_behavior and extended for div/mod case.
6260 (find_implicit_erroneous_behavior): Use new helper function.
6261 (find_explicit_erroneous_behavior): Use new helper function.
6263 2016-11-11 Richard Biener <rguenther@suse.de>
6265 PR tree-optimization/71575
6266 * graphite-isl-ast-to-gimple.c (copy_cond_phi_nodes): Remove
6269 2016-11-11 Richard Biener <rguenther@suse.de>
6272 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
6273 about uninitialized destination arg of BIT_INSERT_EXPR.
6275 2016-11-10 Sandra Loosemore <sandra@codesourcery.com>
6278 * doc/invoke.texi (Code Gen Options) [-fno-common]: Use correct
6279 terminology. Expand to remove ambiguity.
6281 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
6283 PR rtl-optimization/78232
6284 * combine.c (try_combine): Add a big comment about why reusing i2dest
6286 (change_zero_ext): Do not call simplify_gen_binary, do the
6287 simplifications manually.
6289 2016-11-10 Michael Meissner <meissner@linux.vnet.ibm.com>
6291 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): If ISA 3.0,
6292 enable HImode and QImode to go in vector registers by default if
6293 the -mvsx-small-integer option is enabled.
6294 (rs6000_secondary_reload_simple_move): Likewise.
6295 (rs6000_preferred_reload_class): Don't force integer constants to
6296 be loaded into vector registers that we can easily make into
6297 memory (or being created in the GPRs and moved over with direct move).
6298 * config/rs6000/vsx.md (UNSPEC_P9_MEMORY): Delete, no longer used.
6299 (vsx_extract_<mode>): Rework V4SImode, V8HImode, and V16QImode
6300 vector extraction on ISA 3.0 when the scalar integer can be
6301 allocated in vector registers. Generate the VEC_SELECT directy,
6302 and don't use UNSPEC's to avoid having the scalar type in a vector
6303 register. Make the expander target registers, and let the
6304 combiner fold in results storing to memory, if the machine
6306 (vsx_extract_<mode>_di): Likewise.
6307 (vsx_extract_<mode>_p9): Likewise.
6308 (vsx_extract_<mode>_di_p9): Likewise.
6309 (vsx_extract_<mode>_store_p9): Likewise.
6310 (vsx_extract_si): Likewise.
6311 (vsx_extract_<mode>_p8): Likewise.
6312 (p9_lxsi<wd>zx): Delete, no longer used.
6313 (p9_stxsi<wd>x): Likewise.
6314 * config/rs6000/rs6000.md (INT_ISA3): New mode iterator for
6315 integers in vector registers for ISA 3.0.
6316 (QHI): Update comment.
6317 (zero_extendqi<mode>2): Add support for ISA 3.0 scalar load or
6318 vector extract instructions in sign/zero extend.
6319 (zero_extendhi<mode>): Likewise.
6320 (extendqi<mode>): Likewise.
6321 (extendhi<mode>2): Likewise.
6322 (HImode splitter for load/sign extend in vector register): Likewise.
6323 (float<QHI:mode><FP_ISA3:mode>2): Eliminate old method of
6324 optimizing floating point conversions to/from small data types and
6325 rewrite it to support QImode/HImode being allowed in vector
6326 registers on ISA 3.0.
6327 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
6328 (floatuns<QHI:mode><FP_ISA3:mode>2): Likewise.
6329 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
6330 (fix_trunc<SFDF:mode><QHI:mode>2): Likewise.
6331 (fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
6332 (fixuns_trunc<SFDF:mode><QHI:mode>2): Likewise.
6333 (fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
6334 VSPLITISW on ISA 2.07.
6335 (movhi_internal): Combine movhi_internal and movqi_internal into
6336 one mov<mode>_internal with an iterator. Add support for QImode
6337 and HImode being allowed in vector registers. Make large number
6338 of attributes and constraints easier to read.
6339 (movqi_internal): Likewise.
6340 (mov<mode>_internal): Likewise.
6341 (movdi_internal64): Fix constraint to allow loading -16..15 with
6342 VSPLITISW on ISA 2.07.
6343 (integer XXSPLTIB splitter): Add support for QI, HI, and SImode as
6346 2016-11-10 Pat Haugen <pthaugen@us.ibm.com>
6348 PR rtl-optimization/78241
6349 * loop-unroll.c (unroll_loop_runtime_iterations): Don't adjust 'niter',
6350 but emit initial peel copy if niter expr is not reliable.
6352 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
6354 * dwarf2cfi.c (dump_cfi_row): Add forward declaration.
6355 (maybe_record_trace_start): If the CFI is different on the new and
6356 old paths, print out both to the dump file before ICEing.
6358 2016-11-10 Vladimir Makarov <vmakarov@redhat.com>
6360 * target.def (additional_allocno_class_p): New.
6361 * hooks.h (hook_bool_reg_class_t_false): New prototype.
6362 * hooks.c (hook_bool_reg_class_t_false): New.
6363 * ira.c (setup_allocno_and_important_classes): Use the new hook.
6364 * doc/tm.texi.in (TARGET_ADDITIONAL_ALLOCNO_CLASS_P): Add it.
6365 * doc/tm.texi: Update.
6367 2016-11-10 Jason Merrill <jason@redhat.com>
6369 * gengtype.c (new_structure): Append to structures list.
6370 (find_structure): Likewise.
6372 2016-11-10 Jim Wilson <jim.wilson@linaro.org>
6374 * tree-loop-distribution.c (pg_add_dependence_edges): Return 2 if
6375 this_dir is 2. Check for this_dir non-zero before dir != this_dir
6378 2016-11-10 Jakub Jelinek <jakub@redhat.com>
6380 * omp-low.c (lower_omp_target): Fix up argument to is_reference.
6381 (expand_omp_ordered_sink): Handle TREE_PURPOSE of deps being
6383 * gimplify.c (gimplify_scan_omp_clauses): Likewise. Set
6384 ctx->target_map_scalars_firstprivate on OMP_TARGET even for Fortran.
6385 Remove omp_no_lastprivate callers. Propagate lastprivate on combined
6386 teams distribute parallel for simd even to distribute and teams
6387 construct. For OMP_CLAUSE_DEPEND add missing break at the end of
6388 OMP_CLAUSE_DEPEND_SINK case.
6389 (omp_notice_variable): Use lang_hooks.decls.omp_scalar_p.
6390 (omp_no_lastprivate): Removed.
6391 (gimplify_adjust_omp_clauses): Remove omp_no_lastprivate callers.
6392 (gimplify_omp_for): Likewise.
6393 (computable_teams_clause): Fail for automatic vars from current
6394 function not yet seen in bind expr.
6395 * langhooks.c (lhd_omp_scalar_p): New function.
6396 * langhooks.h (struct lang_hooks_for_decls): Add omp_scalar_p.
6397 * varpool.c (varpool_node::get_create): Set node->offloading
6398 even for DECL_EXTERNAL decls.
6399 * langhooks-def.h (lhd_omp_scalar_p): New prototype.
6400 (LANG_HOOKS_OMP_SCALAR_P): Define.
6401 (LANG_HOOKS_DECLS): Use it.
6403 2016-11-10 Martin Liska <mliska@suse.cz>
6406 * gimplify.c (gimplify_switch_expr): Create live_switch_vars
6407 only when SWITCH_BODY is a BIND_EXPR.
6409 2016-11-10 Pierre-Marie de Rodat <derodat@adacore.com>
6412 * dwarf2out.c (dwarf2out_early_global_decl): Call dwarf2out_decl
6413 on the context only when it has no DIE yet.
6415 2016-11-10 Richard Earnshaw <rearnsha@arm.com>
6417 * arm.h (target_cpus): Delete.
6418 * arm-opts.h (enum processor_type): Prefix entires with TARGET_CPU_.
6419 * arm.c (all_cores): Prefix IDENT with TARGET_CPU_.
6420 (all_architectures): Likewise.
6421 (arm_option_override): Adjust use of CPU enums.
6422 (arm_sched_reorder): Likewise.
6423 * vfp.md (movdi_vfp, movdi_vfp_cortexa8): Likewise.
6424 * arm.opt (mcpu, mtune): Adjust use of CPU enums.
6425 * arm/genopt.sh (processor_type): Prefix enumeration entries with
6427 * arm-tables.opt: Regenerated.
6429 2016-11-10 Siddhesh Poyarekar <siddhesh.poyarekar@linaro.org>
6431 * config/aarch64/aarch64-cores.def (qdf24xx): Update part number.
6433 * config/aarch64/aarch64-tune.md: Regenerated.
6434 * config/arm/arm-cores.def (falkor): New core.
6435 * config/arm/arm-tables.opt: Regenerated.
6436 * config/arm/arm-tune.md: Regenerated.
6437 * config/arm/bpabi.h (BE8_LINK_SPEC): Add falkor support.
6438 * config/arm/t-aprofile (MULTILIB_MATCHES): Likewise.
6439 * doc/invoke.texi (AArch64 Options/-mtune): Document it.
6440 (ARM Options/-mtune): Likewise.
6442 2016-11-10 Kugan Vivekanandarajah <kuganv@linaro.org>
6445 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
6447 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
6448 (propagate_vr_accross_jump_function): Likewise.
6449 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
6450 (load_from_param_1): New.
6451 (load_from_unmodified_param): Factor common part into load_from_param_1.
6452 (load_from_param): New.
6453 (compute_complex_assign_jump_func): Handle unary expressions.
6454 (ipa_write_jump_function): Likewise.
6455 (ipa_read_jump_function): Likewise.
6457 2016-11-09 Segher Boessenkool <segher@kernel.crashing.org>
6459 * simplify-rtx.c (simplify_binary_operation_1): Simplify
6460 (xor (and (xor A B) C) B) to (ior (and A C) (and B ~C)) and
6461 (xor (and (xor A B) C) A) to (ior (and A ~C) (and B C)) if C
6464 2016-11-09 David Malcolm <dmalcolm@redhat.com>
6466 * print-rtl-function.c: Include varasm.h.
6467 (print_any_param_name): New function.
6468 (print_param): New function.
6469 (print_rtx_function): Call print_param for each argument.
6470 * print-rtl.c (rtx_writer::finish_directive): New function.
6471 * print-rtl.h (rtx_writer::finish_directive): New decl.
6473 2016-11-09 Uros Bizjak <ubizjak@gmail.com>
6476 * config/i386/i386.md (*<shift_insn><mode>3_doubleword): Mark
6477 operand 0 as earlyclobber.
6478 (*ashl<mode>3_doubleword): Ditto for all operand 0 alternatives.
6480 2016-11-09 Martin Liska <mliska@suse.cz>
6482 * fold-const-call.c (fold_const_call): Fix up type of s0 and s1.
6484 2016-11-09 Jakub Jelinek <jakub@redhat.com>
6487 * builtins.c (expand_builtin_memcmp): Formatting fix.
6489 * flag-types.h (enum sanitize_code): Add SANITIZE_SHIFT_BASE
6490 and SANITIZE_SHIFT_EXPONENT, change SANITIZE_SHIFT to bitwise
6491 or of them, renumber other enumerators.
6492 * opts.c (sanitizer_opts): Add shift-base and shift-exponent.
6493 * doc/invoke.texi: Document -fsanitize=shift-base and
6494 -fsanitize-shift-exponent, document -fsanitize=shift as
6495 having those 2 suboptions.
6497 2016-11-09 Richard Biener <rguenther@suse.de>
6499 * fold-const.c (tree_swap_operands_p): Remove unused arg.
6500 * fold-const.c (tree_swap_operands_p): Likewise.
6501 (fold_binary_loc): Adjust.
6502 (fold_ternary_loc): Likewise.
6503 * genmatch.c (dt_operand::gen_gimple_exp): Likewise.
6504 * gimple-fold.c (fold_stmt_1): Likewise.
6505 * gimple-match-head.c (gimple_resimplify2): Likewise.
6506 (gimple_resimplify3): Likewise.
6507 (gimple_simplify): Likewise.
6508 * tree-ssa-dom.c (record_equality): Likewise.
6509 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Likewise.
6510 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
6511 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): Likewise.
6513 2016-11-09 Richard Biener <rguenther@suse.de>
6515 * tree-ssa-dom.c (canonicalize_comparison): Remove.
6516 (optimize_stmt): Remove redundant pre-propagation canonicalization
6517 of comparison operand order.
6519 2016-11-09 Martin Liska <mliska@suse.cz>
6521 * fold-const-call.c (fold_const_call): Fix the folding.
6523 2016-11-09 Richard Biener <rguenther@suse.de>
6525 * common.opt (flag_evaluation_order): Remove.
6526 * expr.c (expand_operands): Remove code guarded by
6527 flag_evaluation_order.
6528 * fold-const.c (reorder_operands_p): Remove, it always returns
6530 (negate_expr_p): Remove calls to reorder_operands_p.
6531 (fold_negate_expr): Likewise.
6532 (tree_swap_operands_p): Likewise.
6533 (fold_binary_loc): Likewise.
6535 2016-11-09 Andreas Schwab <schwab@suse.de>
6538 * config/m68k/m68k.md: Reject out-of-range bit pos in bit-fields
6539 insns operating on a register.
6541 2016-11-09 Richard Biener <rguenther@suse.de>
6543 PR tree-optimization/78007
6544 * tree-vect-stmts.c (vectorizable_bswap): New function.
6545 (vectorizable_call): Call vectorizable_bswap for
6546 BUILT_IN_BSWAP{16,32,64} if arguments are not promoted.
6548 2016-11-09 Richard Biener <rguenther@suse.de>
6550 * tree-vect-data-refs.c (vect_compute_data_ref_alignment):
6551 Look at the DR_BASE_ADDRESS object for forcing alignment.
6553 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
6555 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
6556 (propagate_vr_accross_jump_function): Likewise.
6557 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
6558 (load_from_param_1): New.
6559 (load_from_unmodified_param): Factor common part into load_from_param_1.
6560 (load_from_param): New.
6561 (compute_complex_assign_jump_func): Handle unary expressions.
6562 (ipa_write_jump_function): Likewise.
6563 (ipa_read_jump_function): Likewise.
6565 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
6568 * ipa-cp.c (propagate_vr_accross_jump_function): Pass param type.
6569 Also fold constant passed as argument while computing value range.
6570 (propagate_constants_accross_call): Pass param type.
6571 * ipa-prop.c: export ipa_get_callee_param_type.
6572 * ipa-prop.h: export ipa_get_callee_param_type.
6574 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
6576 * asan.h (asan_intercepted_p): Handle BUILT_IN_STRCSPN,
6577 BUILT_IN_STRPBRK, BUILT_IN_STRSPN and BUILT_IN_STRSTR.
6579 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
6581 * asan.h (ASAN_STACK_MAGIC_PARTIAL): Remove.
6582 * asan.c (ASAN_STACK_MAGIC_PARTIAL): Replace with
6583 ASAN_STACK_MAGIC_MIDDLE.
6584 (asan_global_struct): Increase the size of fields.
6585 (asan_add_global): Add new field constructor.
6586 * sanitizer.def (__asan_version_mismatch_check_v6): Replace with
6587 __asan_version_mismatch_check_v8.
6589 2016-11-08 David Edelsohn <dje.gcc@gmail.com>
6591 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Test XCOFF_DEBUGGING_INFO
6594 2016-11-08 Uros Bizjak <ubizjak@gmail.com>
6597 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
6598 Handle ASHIFT and LSHIFTRT.
6599 (dimode_scalar_chain::compute_convert_gain): Ditto.
6600 (dimode_scalar_chain::convert_insn): Ditto.
6602 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6604 * gimple-ssa-store-merging.c: Include selftest.h
6605 (verify_array_eq): New function.
6606 (verify_shift_bytes_in_array): Likewise.
6607 (verify_shift_bytes_in_array_right): Likewise.
6608 (verify_clear_bit_region): Likewise.
6609 (verify_clear_bit_region_be): Likewise.
6610 (store_merging_c_tests): Likewise.
6611 * selftest.h (store_merging_c_tests): Declare prototype.
6612 * selftest-run-tests.c (selftest::run_tests): Run
6613 store_merging_c_tests.
6615 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6617 * config/arm/arm.opt (mold-rtx-costs): Delete.
6618 (mnew-generic-costs): Delete.
6619 * config/arm/arm-protos.h (struct tune_params): Delete rtx_costs field.
6620 * config/arm/arm.c (arm_rtx_costs_1): Delete.
6621 (arm_size_rtx_costs): Likewise.
6622 (arm_slowmul_rtx_costs): Likewise.
6623 (arm_fastmul_rtx_costs): Likewise.
6624 (arm_xscale_rtx_costs): Likewise.
6625 (arm_9e_rtx_costs): Likewise.
6626 (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune,
6627 arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune,
6628 arm_cortex_a8_tune, arm_cortex_a7_tune, arm_cortex_a15_tune,
6629 arm_cortex_a53_tune, arm_cortex_a57_tune, arm_cortex_a9_tune,
6630 arm_cortex_a12_tune, arm_v7m_tune, arm_v6m_tune, arm_fa726te_tune
6631 arm_cortex_a5_tune, arm_xgene1_tune, arm_marvell_pj4_tune,
6632 arm_cortex_a35_tune, arm_exynosm1_tune, arm_cortex_a73_tune,
6633 arm_cortex_m7_tune):
6634 Delete rtx_costs field.
6635 (arm_new_rtx_costs): Rename to...
6636 (arm_rtx_costs_internal): ... This.
6637 (arm_rtx_costs): Remove old way of doing rtx costs.
6639 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6641 * config/arm/arm.c (arm_slowmul_tune): Use generic_extra_costs.
6642 (arm_fastmul_tune): Likewise.
6643 (arm_strongarm_tune): Likewise.
6644 (arm_xscale_tune): Likewise.
6645 (arm_9e_tune): Likewise.
6646 (arm_marvell_pj4_tune): Likewise.
6647 (arm_v6t2_tune): Likewise.
6648 (arm_v6m_tune): Likewise.
6649 (arm_fa726te_tune): Likewise.
6651 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6653 PR tree-optimization/78234
6654 * gimple-ssa-store-merging.c (clear_bit_region): Fix off-by-one error
6657 2016-11-08 Martin Liska <mliska@suse.cz>
6660 * dbgcnt.def: Add new debug counter asan_use_after_scope.
6661 * gimplify.c (gimplify_decl_expr): Do not sanitize vars
6662 with a value expr. Do not add artificial variables to
6663 live_switch_vars. Use the debug counter.
6664 (gimplify_target_expr): Use the debug counter.
6665 * internal-fn.def: Remove ECF_TM_PURE from ASAN_MARK builtin.
6666 * sanitizer.def: Set ATTR_NOTHROW_LEAF_LIST to
6667 BUILT_IN_ASAN_CLOBBER_N and BUILT_IN_ASAN_UNCLOBBER_N.
6669 2016-11-08 Richard Biener <rguenther@suse.de>
6671 * tree-vect-stmts.c (get_group_load_store_type): If the
6672 access is aligned do not trigger peeling for gaps.
6673 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Do not
6674 force alignment of vars with DECL_USER_ALIGN.
6676 2016-11-08 James Greenhalgh <james.greenhalgh@arm.com>
6678 * config/aarch64/t-aarch64 (aarch64-c.o): Depend on TARGET_H.
6680 2016-11-08 Richard Biener <rguenther@suse.de>
6682 PR tree-optimization/78205
6683 * tree-vect-stmts.c (vectorizable_load): Move check whether
6684 we may run into gaps when BB vectorizing SLP permutations ...
6685 * tree-vect-slp.c (vect_supported_load_permutation_p): ...
6686 here where we can do a more precise check.
6688 2016-11-08 Richard Biener <rguenther@suse.de>
6690 PR tree-optimization/78224
6691 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
6692 Split the fallthru edge in case its successor may have PHIs.
6693 Do not free dominance info.
6695 2016-11-07 Jakub Jelinek <jakub@redhat.com>
6698 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
6699 EH info even for bzhi and pdep/pext.
6701 2016-11-07 Peter Bergner <bergner@vnet.ibm.com>
6703 * config.gcc (powerpc*-*-*, rs6000*-*-*): Remove setting of
6704 INCLUDE_EXTRA_SPEC for Advance Toolchain builds.
6706 2016-11-07 Segher Boessenkool <segher@kernel.crashing.org>
6708 * config/rs6000/rs6000.md (div<mode>3): Expand using rs6000_emit_swdiv
6710 * config/rs6000/vector.md (div<mode>3): Ditto.
6712 2016-11-07 David Edelsohn <dje.gcc@gmail.com>
6714 * configure.ac (.hidden): Change to conftest_s string. Provide string
6716 (gcc_cv_ld_hidden): Yes for AIX.
6717 * configure: Regenerate.
6719 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Don't set for AIX (XCOFF).
6721 * config/rs6000/rs6000-protos.h (rs6000_asm_weaken_decl): Declare
6722 (rs6000_xcoff_asm_output_aligned_decl_common): Declare.
6723 * config/rs6000/xcoff.h (TARGET_ASM_GLOBALIZE_DECL_NAME): Define.
6724 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
6725 (ASM_OUTPUT_ALIGNED_COMMON): Delete.
6726 * config/rs6000/rs6000.c (rs6000_init_builtins): Change clog rename
6728 (rs6000_xcoff_visibility): New.
6729 (rs6000_xcoff_declare_function_name): Add visibility support.
6730 (rs6000_xcoff_asm_globalize_decl_name): New.
6731 (rs6000_xcoff_asm_output_aligned_decl_common): New.
6732 (rs6000_asm_weaken_decl): New.
6733 (rs6000_code_end): Disable HIDDEN_LINKONCE on XCOFF.
6734 config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Change definition to
6737 2016-11-07 Jack Howarth <howarth.at.gcc@gmail.com>
6740 * incpath.c (remove_dup): Also silently ignore EPERM.
6742 2016-11-07 Martin Jambor <mjambor@suse.cz>
6744 * tree.c (verify_type_variant): Use pointer comparison to check that
6745 TYPE_SIZE_UNIT match.
6747 2016-11-07 Jakub Jelinek <jakub@redhat.com>
6750 * dse.c (dse_step5): Call scan_reads even if just
6751 insn_info->frame_read. Improve and fix dump file messages.
6754 * config/i386/i386.c (ix86_expand_sse_cmp): Force dest into
6755 cmp_mode argument even for -O0 if cmp_mode != mode and maskcmp.
6757 2016-11-07 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6760 * match.pd: Add following two patterns:
6761 (x == 0 & y == 0) -> (x | typeof(x)(y)) == 0.
6762 (x != 0 | y != 0) -> (x | typeof(x)(y)) != 0.
6764 2016-11-07 Bernd Schmidt <bschmidt@redhat.com>
6766 * emit-rtl.c (emit_copy_of_insn_after): Duplicate notes in order.
6767 * sel-sched-ir.c (create_copy_of_insn_rtx): Likewise.
6768 * rtl.h (duplicate_reg_notes): Declare.
6769 * rtlanal.c (duplicate_reg_note): New function.
6771 PR rtl-optimization/77309
6772 * combine.c (make_compound_operation): Allow EQ for IN_CODE, and
6773 don't assume an equality comparison for plain COMPARE.
6774 (simplify_comparison): Pass a more accurate code to
6775 make_compound_operation.
6777 2016-11-07 Pat Haugen <pthaugen@us.ibm.com>
6779 * target.def (compute_pressure_classes): New target hook.
6780 * doc/tm.texi.in: Document it.
6781 * doc/tm.texi: Regenerate.
6782 * ira.c (setup_pressure_classes): Call target hook if defined.
6784 2016-11-07 David Malcolm <dmalcolm@redhat.com>
6786 * print-rtl.c (rtx_writer::operand_has_default_value_p): New
6788 (rtx_writer::print_rtx): In compact mode, omit trailing operands
6789 that have the default values.
6790 * print-rtl.h (rtx_writer::operand_has_default_value_p): New
6792 * rtl-tests.c (selftest::test_dumping_insns): Remove empty
6793 label string from expected dump.
6794 (seltest::test_uncond_jump): Remove trailing "(nil)" for REG_NOTES
6797 2016-11-07 Jakub Jelinek <jakub@redhat.com>
6800 * alias.c (nonoverlapping_memrefs_p): If one decl is
6801 FUNCTION_DECL or LABEL_DECL and the other is not, return 1.
6803 2016-11-07 Richard Biener <rguenther@suse.de>
6806 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
6809 2016-11-07 Richard Biener <rguenther@suse.de>
6811 PR tree-optimization/78218
6812 * gimple-ssa-store-merging.c
6813 (pass_store_merging::terminate_all_aliasing_chains):
6814 Drop unused argument, fix alias check to also consider uses.
6815 (pass_store_merging::execute): Adjust.
6817 2016-11-07 Richard Biener <rguenther@suse.de>
6819 PR tree-optimization/78228
6820 * tree-ssa-phiopt.c (abs_replacement): Avoid introducing
6823 2016-11-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6826 * config/aarch64/aarch64.md (*tb<optab><mode>1): Use
6827 aarch64_simd_shift_imm_<mode> predicate for operand 1.
6828 (<optab>, ANY_EXTRACT): Use tighter predicates on operands 2 and 3
6829 to restrict them to an appropriate range and add FAIL check if the
6830 region they specify is out of range. Delete useless constraint
6832 (*<optab><mode>, ANY_EXTRACT): Add appropriate predicates on operands
6833 2 and 3 to restrict their range and add pattern predicate.
6835 2016-11-07 Martin Liska <mliska@suse.cz>
6837 * asan.c (enum asan_check_flags): Move the enum to header file.
6838 (asan_init_shadow_ptr_types): Make type creation more generic.
6839 (shadow_mem_size): New function.
6840 (asan_emit_stack_protection): Use newly added ASAN_SHADOW_GRANULARITY.
6841 Rewritten stack unpoisoning code.
6842 (build_shadow_mem_access): Add new argument return_address.
6843 (instrument_derefs): Instrument local variables if use after scope
6844 sanitization is enabled.
6845 (asan_store_shadow_bytes): New function.
6846 (asan_expand_mark_ifn): Likewise.
6847 (asan_sanitize_stack_p): Moved from asan_sanitize_stack_p.
6848 * asan.h (enum asan_mark_flags): Moved here from asan.c
6849 (asan_protect_stack_decl): Protect all declaration that need
6851 (asan_sanitize_use_after_scope): New function.
6852 (asan_no_sanitize_address_p): Likewise.
6853 * cfgexpand.c (partition_stack_vars): Consider
6854 asan_sanitize_use_after_scope in condition.
6855 (expand_stack_vars): Likewise.
6856 * common.opt (-fsanitize-address-use-after-scope): New option.
6857 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
6858 Explain the parameter.
6859 * flag-types.h (enum sanitize_code): Define SANITIZE_USE_AFTER_SCOPE.
6860 * gimplify.c (build_asan_poison_call_expr): New function.
6861 (asan_poison_variable): Likewise.
6862 (gimplify_bind_expr): Generate poisoning/unpoisoning for local
6863 variables that have address taken.
6864 (gimplify_decl_expr): Likewise.
6865 (gimplify_target_expr): Likewise for C++ temporaries.
6866 (sort_by_decl_uid): New function.
6867 (gimplify_expr): Unpoison all variables for a label we can jump
6868 from outside of a scope.
6869 (gimplify_switch_expr): Unpoison variables defined in the switch
6871 (gimplify_function_tree): Clear asan_poisoned_variables.
6872 (asan_poison_variables): New function.
6873 (warn_switch_unreachable_r): Handle IFN_ASAN_MARK.
6874 * internal-fn.c (expand_ASAN_MARK): New function.
6875 * internal-fn.def (ASAN_MARK): Declare.
6876 * opts.c (finish_options): Handle -fstack-reuse if
6877 -fsanitize-address-use-after-scope is enabled.
6878 (common_handle_option): Enable address sanitization if
6879 -fsanitize-address-use-after-scope is enabled.
6880 * params.def (PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD):
6882 * params.h: Likewise.
6883 * sancov.c (pass_sanopt::execute): Handle IFN_ASAN_MARK.
6884 * sanitizer.def: Define __asan_poison_stack_memory and
6885 __asan_unpoison_stack_memory functions.
6886 * asan.c (asan_mark_poison_p): New function.
6887 (transform_statements): Handle asan_mark_poison_p calls.
6888 * gimple.c (nonfreeing_call_p): Handle IFN_ASAN_MARK.
6890 2016-11-07 Tamar Christina <tamar.christina@arm.com>
6893 * Makefile.in (SELFTEST_FLAGS): Added -o /dev/null.
6895 2016-11-07 Martin Liska <mliska@suse.cz>
6897 * tree-profile.c (gimple_gen_time_profiler): Set proper type
6898 to time_profiler_counter_ptr.
6900 2016-11-07 Richard Biener <rguenther@suse.de>
6902 PR tree-optimization/37150
6903 * tree-vectorizer.h (vect_transform_slp_perm_load): Add n_perms
6905 * tree-vect-slp.c (vect_supported_load_permutation_p): Adjust.
6906 (vect_analyze_slp_cost_1): Account for the real number of
6907 permutations emitted and for dead loads.
6908 (vect_transform_slp_perm_load): Add n_perms parameter counting
6909 the number of emitted permutations.
6910 * tree-vect-stmts.c (vectorizable_load): Adjust.
6912 2016-11-07 Richard Biener <rguenther@suse.de>
6914 PR tree-optimization/78189
6915 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Fix
6916 alignment computation.
6918 2016-11-06 Kugan Vivekanandarajah <kuganv@linaro.org>
6920 * ipa-cp.c (ipcp_bits_lattice::meet_with): Remove unreachable code.
6922 2016-11-05 Martin Sebor <msebor@redhat.com>
6924 * doc/invoke.texi (Warning Options): Correct typos in -Walloca
6927 2016-11-05 David Edelsohn <dje.gcc@gmail.com>
6931 * ipa-comdats.c (pass_ipa_comdats::gate): Require HAVE_COMDAT_GROUP.
6933 2016-11-04 Jakub Jelinek <jakub@redhat.com>
6936 * alias.c (nonoverlapping_memrefs_p): Return 0 if exprx or expry
6937 doesn't have rtl set.
6939 2016-11-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6941 * config/rs6000/rs6000.c (gimple-ssa.h): New #include.
6942 (TARGET_GIMPLE_FOLD_BUILTIN): Define as
6943 rs6000_gimple_fold_builtin.
6944 (rs6000_gimple_fold_builtin): New function. Add handling for
6945 early expansion of vector addition builtins.
6947 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
6949 * expr.h (copy_blkmode_from_reg): Delete.
6950 * expr.c (copy_blkmode_from_reg): Make static.
6952 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
6954 * defaults.h (LOAD_EXTEND_OP): Define if not already defined.
6955 * combine.c (LOAD_EXTEND_OP): Delete.
6956 (simplify_comparison): Fix comment about LOAD_EXTEND_OP.
6957 * cse.c (LOAD_EXTEND_OP): Delete.
6958 * fold-const.c (LOAD_EXTEND_OP): Likewise.
6959 * fwprop.c (free_load_extend): Remove #ifdef LOAD_EXTEND_OP/#endif.
6960 * postreload.c (LOAD_EXTEND_OP): Delete.
6961 * reload.c (push_reload): Remove #ifdef LOAD_EXTEND_OP/#endif.
6962 Convert conditional compilation based on WORD_REGISTER_OPERATIONS.
6963 (find_reloads): Likewise.
6964 * reload1.c (eliminate_regs_1): Likewise.
6965 * rtlanal.c (nonzero_bits1): Remove #ifdef LOAD_EXTEND_OP/#endif.
6966 (num_sign_bit_copies1): Likewise.
6968 2016-11-04 David Malcolm <dmalcolm@redhat.com>
6970 * config/i386/i386.c: Include "selftest.h" and "selftest-rtl.h".
6971 (selftest::ix86_test_dumping_hard_regs): New function.
6972 (selftest::ix86_run_selftests): New function.
6973 (TARGET_RUN_TARGET_SELFTESTS): When CHECKING_P, wire this up to
6974 selftest::ix86_run_selftests.
6975 * doc/tm.texi.in (TARGET_RUN_TARGET_SELFTESTS): New.
6976 * doc/tm.texi: Regenerate
6977 * selftest-rtl.h: New file.
6978 * rtl-tests.c: Include "selftest-rtl.h".
6979 (selftest::assert_rtl_dump_eq): Make non-static.
6980 (ASSERT_RTL_DUMP_EQ): Move to selftest-rtl.h.
6981 (selftest::test_dumping_regs): Update comment.
6982 * selftest-run-tests.c: Include "target.h".
6983 (selftest::run_tests): If non-NULL, call
6984 targetm.run_target_selftests.
6985 * target.def (run_target_selftests): New hook.
6987 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
6989 * config/arm/arm-arches.def (armv8-m.main+dsp): Set Cortex-M33 as
6990 representative core for this architecture.
6991 * config/arm/arm-cores.def (cortex-m33): Define new processor.
6992 * config/arm/arm-tables.opt: Regenerate.
6993 * config/arm/arm-tune.md: Likewise.
6994 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M33 to the list of
6995 valid -mcpu options.
6996 * doc/invoke.texi (ARM Options): Document new Cortex-M33 processor.
6998 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
7000 * config/arm/arm-arches.def (armv8-m.base): Set Cortex-M23 as
7001 representative core for this architecture.
7002 * config/arm/arm-cores.def (cortex-m23): Define new processor.
7003 * config/arm/arm-tables.opt: Regenerate.
7004 * config/arm/arm-tune.md: Likewise.
7005 * config/arm/arm.c (arm_v6m_tune): Add Cortex-M23 to the list of cores
7006 this tuning parameters apply to in the comment.
7007 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M23 to the list of
7008 valid -mcpu options.
7009 * doc/invoke.texi (ARM Options): Document new Cortex-M23 processor.
7011 2016-11-04 Bin Cheng <bin.cheng@arm.com>
7013 * fold-const.c (fold_cond_expr_with_comparison): Remove call
7014 to pedantic_non_lvalue_loc. Remove useless code for lvalue
7015 where cond_expr can't be a lvalue.
7017 2016-11-04 Claudiu Zissulescu <claziss@synopsys.com>
7019 * config/arc/arc.c (arc_process_double_reg_moves): Use
7021 * config/arc/arc.md (movsi_insn): Disable unsupported move
7022 instructions for ARCv2 cores.
7023 (movdi): Use prepare_move_operands.
7024 (movsf, movdf): Use move_dest_operand predicate.
7025 * config/arc/constraints.md (Chs): Enable when barrel shifter is
7027 * config/arc/fpu.md (divsf3): Change to divsf3_fpu.
7028 * config/arc/fpx.md (dexcl_3op_peep2_insn): Dx data register is
7030 (dexcl_3op_peep2_insn_nores): Likewise.
7031 * config/arc/arc.h (SHIFT_COUNT_TRUNCATED): Define to one.
7032 (LINK_COMMAND_SPEC): Remove.
7034 2016-11-04 Richard Biener <rguenther@suse.de>
7037 * loop-invariant.c (find_exits): Record entering inner
7038 loops as possibly exiting to handle infinite sub-loops.
7039 * tree-ssa-loop-im.c: Include tree-ssa-loop-niter.h.
7040 (fill_always_executed_in_1): Honor infinite child loops.
7042 2016-11-03 Michael Meissner <meissner@linux.vnet.ibm.com>
7045 * config/rs6000/vsx.md (vsx_extract_<mode>_di): The element number
7046 has already been adjusted for endianness, so don't adjust it any
7050 * config/rs6000/rs6000.h (FLOAT128_IBM_P): Do not allow IFmode or
7051 ICmode unless we have standard PowerPC floating point.
7052 * config/rs6000/rs6000.md (FP iterator): Likewise.
7053 (FMOVE128 iterator): Likewise.
7055 2016-11-03 Jakub Jelinek <jakub@redhat.com>
7056 Alexandre Oliva <aoliva@redhat.com>
7057 Jason Merrill <jason@redhat.com>
7061 * langhooks.h (struct lang_hooks_for_types): Add type_dwarf_attribute
7063 * langhooks.c (lhd_type_dwarf_attribute): New function.
7064 * langhooks-def.h (lhd_type_dwarf_attribute): Declare.
7065 (LANG_HOOKS_TYPE_DWARF_ATTRIBUTE): Define.
7066 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add
7067 LANG_HOOKS_TYPE_DWARF_ATTRIBUTE.
7068 (check_qualified_type, check_aligned_type): Call it.
7069 * dwarf2out.c (modified_type_die): Don't use type_main_variant
7070 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
7071 check_base_type and check_lang_type.
7072 (gen_ptr_to_mbr_type_die): If lookup_type_die is already non-NULL,
7073 return early. For pointer-to-data-member add DW_AT_use_location
7075 (gen_subroutine_type_die): Add DW_AT_{,rvalue_}reference attribute
7077 (gen_type_die_with_usage): Don't use type_main_variant
7078 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
7079 check_base_type and check_lang_type. Formatting fixes. Call
7080 get_debug_type langhook.
7082 2016-11-03 Jason Merrill <jason@redhat.com>
7084 * tree.c (check_lang_type): New.
7085 (check_qualified_type): Use it.
7086 (check_aligned_type): Use it.
7087 * tree.h: Declare it.
7089 2016-11-03 Richard Earnshaw <rearnsha@arm.com>
7091 * config.gcc (arm-wrs-vxworks): Set target_cpu_cname.
7092 (arm*-freebsd*): Likewise.
7093 (arm*-*-netbsdelf*): Likewise.
7094 (arm*-*-linux*): Likewise.
7095 (arm*-*-uclinux*eabi*): Likewise.
7096 (arm*-*-phoenix*): Likewise.
7097 (arm*-*-eabi*, arm*-*-symbianelf*, arm*-*-rtems*): Likewise.
7098 (arm*-*-*): Don't clobber target_cpu_cname when --with-cpu is not
7099 specified. Default to arm6 if target_cpu_cname is not set.
7100 * arm/arm.c (arm_option_override): Simplify logic. Assert that the
7101 default cpu has been correctly configured.
7102 * arm/arm.h (TARGET_CPU_DEFAULT): Delete.
7103 (target_cpus): Delete TARGET_CPU_generic, add TARGET_CPU_num_cores.
7104 * arm/freebsd.h (SUBTARGET_CPU_DEFAULT): Delete.
7105 * arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Delete.
7106 * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
7107 * arm/symbian.h (SUBTARGET_CPU_DEFAULT): Delete.
7108 * arm/unknown-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
7110 2016-11-03 Jiong Wang <jiong.wang@arm.com>
7112 * reg-notes.def (CFA_VAL_EXPRESSION): New entry.
7113 * dwarf2cfi.c (dwarf2out_frame_debug_cfa_val_expression): New function.
7114 (dwarf2out_frame_debug): Support REG_CFA_VAL_EXPRESSION.
7115 (output_cfa_loc): Support DW_CFA_val_expression.
7116 (output_cfa_loc_raw): Likewise.
7117 (output_cfi): Likewise.
7118 (output_cfi_directive): Likewise.
7119 * dwarf2out.c (dw_cfi_oprnd1_desc): Support DW_CFA_val_expression.
7120 (dw_cfi_oprnd2_desc): Likewise.
7121 (mem_loc_descriptor): Recognize new pattern generated for value
7124 2016-11-03 Segher Boessenkool <segher@kernel.crashing.org>
7126 PR rtl-optimization/78186
7127 * combine.c (change_zero_ext): Mask the RHS of a zero_extract as
7128 well, when converting to IOR.
7130 2016-11-03 Eric Botcazou <ebotcazou@adacore.com>
7132 * config/sparc/sparc.md (vec_interleave_lowv8qi): Delete.
7133 (vec_interleave_highv8qi): Likewise.
7135 2016-11-03 Martin Liska <mliska@suse.cz>
7137 * profile.c (instrument_values): Fix coding style.
7138 (branch_prob): Use renamed function.
7139 * tree-profile.c (init_ic_make_global_vars): Likewise.
7140 (gimple_init_edge_profiler): Rename to
7141 gimple_init_gcov_profiler.
7142 tree_time_profiler_counter variable declaration.
7143 (gimple_gen_time_profiler): Rewrite to do a direct gimple code
7145 * value-prof.h: Remove an argument.
7147 2016-11-03 Richard Biener <rguenther@suse.de>
7149 * config/rs6000/rs6000.c (rs6000_xcoff_declare_object_name): Use
7150 symtab_node::get_create.
7152 2016-11-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7154 * rtlanal.c (nonzero_bits1): Fix WORD_REGISTER_OPERATIONS condition.
7155 Move comments into more natural position.
7157 2016-11-03 Vineet Gupta <vgupta@synopsys.com>
7159 * config/arc/arc.h (SIZE_TYPE): Define as unsigned int.
7160 (PTRDIFF_TYPE): Define as int.
7162 2016-11-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7164 * ccmp.c (expand_ccmp_expr_1): Adjust.
7165 (expand_ccmp_expr): Likewise.
7166 (expand_ccmp_next): Likewise.
7167 * config/aarch64/aarch64.c (aarch64_gen_ccmp_next): Likewise.
7168 (aarch64_gen_ccmp_first): Likewise.
7169 * doc/tm.texi: Regenerate.
7170 * target.def (gen_ccmp_first): Change argument types to rtx_insn *.
7171 (gen_ccmp_next): Likewise.
7173 2016-11-03 Bin Cheng <bin.cheng@arm.com>
7175 * tree-vect-loop.c (destroy_loop_vec_info): Handle cond_expr.
7176 (vect_is_simple_reduction): Swap cond_reduction by inversion.
7178 2016-11-02 Uros Bizjak <ubizjak@gmail.com>
7180 * config/i386/i386.c (ix86_init_libfuncs): New. Call
7181 darwin_rename_builtins here.
7182 (ix86_expand_divmod_libfunc): New.
7183 (TARGET_INIT_LIBFUNCS): Unconditionally define to ix86_init_libfuncs.
7184 (TARGET_EXPAND_DIVMOD_LIBFUNC): Define.
7186 2016-11-02 Cesar Philippidis <cesar@codesourcery.com>
7187 Nathan Sidwell <nathan@acm.org>
7189 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): Set to zero.
7191 2016-11-02 Max Filippov <jcmvbkbc@gmail.com>
7193 * config/xtensa/xtensa.c (xtensa_output_integer_literal_parts):
7195 (xtensa_output_literal): Use xtensa_output_integer_literal_parts
7196 to format MODE_INT and MODE_PARTIAL_INT literals.
7198 2016-11-02 Segher Boessenkool <segher@kernel.crashing.org>
7201 * config/r6000/rs6000.c (rs6000_get_separate_components): Return
7202 NULL if TARGET_SPE_ABI.
7204 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7206 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Don't forget to
7207 clear padding bits even when they're less than a byte.
7209 2016-11-02 Richard Biener <rguenther@suse.de>
7211 * gimple-ssa-store-merging.c: Include gimplify-me.h.
7212 (imm_store_chain_info::output_merged_stores): Force base_addr
7213 to be proper GIMPLE for a MEM_REF address.
7214 (pass_store_merging::execute): Restrict negative bitpos
7215 handling to non-MEM_REF bases. Remove TREE_THIS_VOLATILE
7216 check. Take into account non-NULL_TREE offset if the base
7217 is already addressable.
7219 2016-11-26 Wilco Dijkstra <wdijkstr@arm.com>
7221 * config/aarch64/aarch64-simd.md (aarch64_crypto_sha1hv4si):
7223 (aarch64_be_crypto_sha1hv4si): New pattern.
7225 2016-11-02 Wilco Dijkstra <wdijkstr@arm.com>
7227 * config/aarch64/aarch64.md (add<mode>3): Remove
7228 redundant code. Don't split frame based additions.
7230 2016-11-02 Richard Biener <rguenther@suse.de>
7232 * gimple-ssa-store-merging.c (struct store_immediate_info): Remove
7233 redundant val and dest members.
7234 (store_immediate_info::store_immediate_info): Adjust.
7235 (merged_store_group::merged_store_group): Adjust.
7236 (merged_store_group::apply_stores): Likewise.
7237 (struct imm_store_chain_info): Add base_addr field.
7238 (imm_store_chain_info::imm_store_chain_info): New constructor.
7239 (imm_store_chain_info::terminate_and_process_chain): Do not pass base.
7240 (imm_store_chain_info::output_merged_store): Likewise. Use
7241 addr_base which is already the address.
7242 (imm_store_chain_info::output_merged_stores): Likewise.
7243 (pass_tree_store_merging::terminate_all_aliasing_chains): Take
7244 imm_store_chain_info instead of base. Fix alias check.
7245 (pass_tree_store_merging::terminate_and_release_chain): Likewise.
7246 (imm_store_chain_info::coalesce_immediate_stores): Adjust.
7247 (pass_store_merging::execute): Refuse to operate on TARGET_MEM_REF.
7248 use the address of the base and adjust for other changes.
7250 2016-11-02 Martin Liska <mliska@suse.cz>
7252 * fold-const-call.c (host_size_t_cst_p): Test whether
7253 t is convertible to size_t.
7255 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7257 PR tree-optimization/78170
7258 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Truncate padding
7259 introduced by native_encode_expr on little-endian as well.
7261 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7263 PR tree-optimization/78162
7264 * gimple-ssa-store-merging.c (execute): Mark stores with bitpos < 0
7267 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7269 * config/aarch64/aarch64.c (aarch64_register_saved_on_entry): Add
7271 (aarch64_next_callee_save): Likewise.
7272 (aarch64_pushwb_single_reg): Likewise.
7273 (aarch64_gen_storewb_pair): Likewise.
7274 (aarch64_push_regs): Likewise.
7275 (aarch64_gen_loadwb_pair): Likewise.
7276 (aarch64_pop_regs): Likewise.
7277 (aarch64_gen_store_pair): Likewise.
7278 (aarch64_gen_load_pair): Likewise.
7279 (aarch64_save_callee_saves): Likewise.
7280 (aarch64_restore_callee_saves): Likewise.
7282 2016-11-02 Richard Biener <rguenther@suse.de>
7284 PR tree-optimization/78035
7285 PR tree-optimization/77964
7286 * gimple-pretty-print.c (pp_points_to_solution): Print
7287 vars_contains_interposable.
7288 * tree-ssa-alias.c: Include varasm.h.
7289 (ptrs_compare_unequal): Check vars_contains_interposable and
7290 decl_binds_to_current_def_p.
7291 (dump_points_to_solution): Dump vars_contains_interposable.
7292 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_interposable
7294 * tree-ssa-structalias.c: Include varasm.h.
7295 (set_uids_in_ptset): Record whether vars contains a
7296 not decl_binds_to_current_def_p variable in vars_contains_interposable.
7297 (ipa_escaped_pt): Update initializer.
7299 2016-11-02 Richard Biener <rguenther@suse.de>
7301 PR tree-optimization/78047
7302 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize
7303 fake field at offset zero conservatively regarding to may_have_pointers.
7305 2016-11-02 Richard Biener <rguenther@suse.de>
7307 * tree-vrp.c (evrp_dom_walker::before_dom_children): Call
7308 infer_value_range on stmt ops and update value-ranges.
7309 Dump visited stmts and blocks.
7310 (evrp_dom_walker::push_value_range): Dump changes.
7311 (evrp_dom_walker::pop_value_range): Likewise.
7312 (evrp_dom_walker::try_find_new_range): Avoid noop changes.
7314 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7316 * emit-rtl.c (prev_nonnote_insn_bb): Change argument type to
7318 * rtl.h (prev_nonnote_insn_bb): Adjust prototype.
7320 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7322 * cfgrtl.c (delete_insn_chain): Change argument type to rtx_insn *
7323 and adjust for that.
7324 * cfgrtl.h (delete_insn_chain): Adjust prototype.
7326 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7328 * config/rl78/rl78.c (gen-and_emit_move): Change argument type
7330 (transcode_memory_rtx): Likewise.
7331 (move_to_acc): Likewise.
7332 (move_from_acc): Likewise.
7333 (move_acc_to_reg): Likewise.
7334 (move_to_x): Likewise.
7335 (move_to_hl): Likewise.
7336 (move_to_de): Likewise.
7337 * config/rs6000/rs6000.c (emit_frame_save): Likewise.
7338 (rs6000_emit_savres_rtx): Likewise.
7339 (rs6000_emit_prologue): Likewise.
7340 * reorg.c (update_reg_unused_notes): Likewise.
7341 * rtl.h (remove_note): Adjust prototype.
7342 * rtlanal.c (remove_note): Make argument type rtx_insn *.
7344 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7346 * config/alpha/alpha.c (alpha_legitimize_address_1): Split up
7347 variables so some can be rtx_insn *.
7348 (alpha_emit_xfloating_libcall): Likewise.
7349 * config/mips/mips.c (mips_call_tls_get_addr): Likewise.
7350 (mips_legitimize_tls_address): Likewise.
7351 * optabs.c (expand_binop): Likewise.
7352 * reload1.c (gen_reload): Likewise.
7354 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7356 * reorg.c (relax_delay_slots): Split up the trial variable.
7358 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7360 * config/arc/arc.c (arc_emit_call_tls_get_addr): Make the type
7361 of variables rtx_insn *.
7362 * config/arm/arm.c (arm_call_tls_get_addr): Likewise.
7363 (legitimize_tls_address): Likewise.
7364 * config/bfin/bfin.c (hwloop_optimize): Likewise.
7365 (bfin_gen_bundles): Likewise.
7366 * config/c6x/c6x.c (reorg_split_calls): Likewise.
7367 (c6x_reorg): Likewise.
7368 * config/frv/frv.c (frv_reorder_packet): Likewise.
7369 * config/i386/i386.c (ix86_split_idivmod): Likewise.
7370 * config/ia64/ia64.c (ia64_expand_compare): Likewise.
7371 * config/m32c/m32c.c (m32c_prepare_shift): Likewise.
7372 * config/mn10300/mn10300.c: Likewise.
7373 * config/rl78/rl78.c: Likewise.
7374 * config/s390/s390.c (s390_fix_long_loop_prediction): Likewise.
7375 * config/sh/sh-mem.cc (sh_expand_cmpstr): Likewise.
7376 (sh_expand_cmpnstr): Likewise.
7377 (sh_expand_strlen): Likewise.
7378 (sh_expand_setmem): Likewise.
7379 * config/sh/sh.md: Likewise.
7380 * emit-rtl.c (emit_pattern_before): Likewise.
7381 * except.c: Likewise.
7382 * final.c: Likewise.
7385 2016-11-01 Jason Merrill <jason@redhat.com>
7387 * tree-inline.c (copy_tree_body_r): Only copy the taken branch of
7388 a COND_EXPR with constant condition.
7390 2016-11-01 Jakub Jelinek <jakub@redhat.com>
7392 * dwarf2out.c (gen_variable_die): Remove again origin_die variable
7393 and its initialization.
7395 2016-11-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7397 * dwarf2out.c (output_rnglists): Wrap basebuf, len in
7400 2016-11-01 Jakub Jelinek <jakub@redhat.com>
7402 * dwarf2out.c (add_name_and_src_coords_attributes): Add NO_LINKAGE_NAME
7403 argument, don't call add_linkage_name if it is true.
7404 (gen_variable_die): For C++ inline static data members, consider the
7405 initial call when old_die is NULL to be declaration and call
7406 add_name_and_src_coords_attributes in that case with true as
7407 NO_LINKAGE_NAME. Add DW_AT_inline attribute if needed.
7408 (gen_member_die): For C++ inline static data members, emit a
7409 definition DIE right away in DW_TAG_compile_unit context.
7411 2016-11-01 John David Anglin <danglin@gcc.gnu.org>
7414 * config/pa/pa.md: Add new shift/add patterns to handle
7415 (plus (mult (reg) (mem_shadd_operand)) (reg)) source operand.
7417 2016-11-01 Max Filippov <jcmvbkbc@gmail.com>
7419 * config/xtensa/xtensa-protos.h
7420 (xtensa_use_return_instruction_p): New prototype.
7421 * config/xtensa/xtensa.c (xtensa_current_frame_size,
7422 xtensa_callee_save_size): Remove.
7423 (struct machine_function): Add new fields: current_frame_size,
7424 callee_save_size, frame_laid_out and epilogue_done.
7425 (compute_frame_size, xtensa_expand_prologue,
7426 xtensa_expand_epilogue): Replace xtensa_callee_save_size with
7427 cfun->machine->callee_save_size and xtensa_current_frame_size
7428 with cfun->machine->current_frame_size.
7429 (compute_frame_size): Update cfun->machine->frame_laid_out and
7430 don't update frame layout after reload completion.
7431 (xtensa_expand_epilogue): Set cfun->machine->epilogue_done
7432 instead of zeroing xtensa_current_frame_size.
7433 (xtensa_use_return_instruction_p): New function.
7434 * config/xtensa/xtensa.h (xtensa_current_frame_size): Remove
7436 (INITIAL_ELIMINATION_OFFSET): Use return value of
7437 compute_frame_size instead of xtensa_current_frame_size value.
7438 * config/xtensa/xtensa.md ("return" pattern): Use new predicate
7439 function xtensa_use_return_instruction_p instead of inline code.
7441 2016-11-01 Jakub Jelinek <jakub@redhat.com>
7443 * tree.h (BLOCK_IN_COLD_SECTION_P): Define.
7444 * final.c (final_scan_insn): Set BLOCK_IN_COLD_SECTION_P.
7445 * dwarf2out.c (rnglist_idx): New variable.
7446 (struct dw_ranges): Add label, idx and maybe_new_sec fields.
7447 (DEBUG_RNGLISTS_SECTION): Define.
7448 (ranges_base_label): New variable.
7449 (size_of_die) <case dw_val_class_range_list>: If using
7450 DW_FORM_rnglistx, count size of uleb128 of range list index.
7451 (value_format) <case dw_val_class_range_list>: For
7452 -gdwarf-5 -gsplit-dwarf return DW_FORM_rnglistx.
7453 (output_range_list_offset): Handle -gdwarf-5 .debug_rnglists
7454 offsets. Multiply dwarf < 5 offsets by 2 * DWARF_ADDR_SIZE.
7455 (add_ranges_num): Remove useless prototype. Don't multiply
7456 by 2 * DWARF2_ADDR_SIZE. Add maybe_new_sec argument, adjust
7457 for new fields added to dw_ranges struct.
7458 (add_ranges): Add maybe_new_sec argument and pass it
7459 through to add_ranges_num.
7460 (note_rnglist_head): New function.
7461 (add_ranges_by_labels): Pass true as maybe_new_sec to
7462 add_ranges_num, call note_rnglist_head on the head of the list.
7463 (output_ranges): Add function comment. Switch to
7464 .debug_ranges section here and emit .Ldebug_ranges0 label.
7465 (index_rnglists, output_rnglists): New functions.
7466 (gen_subprogram_die): Formatting fixes.
7467 (add_high_low_attributes): Don't divide offsets
7468 by 2 * DWARF2_ADDR_SIZE. Call note_rnglist_head on the
7469 first list element or when pointing into the middle of
7470 a list. Pass true as second argument to add_ranges on the
7471 first block fragment after cold/hot section switch.
7472 (init_sections_and_labels): For -gdwarf-5 use .debug_rnglists
7473 section instead of .debug_ranges. Initialize
7474 ranges_base_label if -gdwarf-5 -gsplit-dwarf.
7475 (dwarf2out_finish): For -gdwarf-5 -gsplit-dwarf call
7476 index_rnglists and add DW_AT_rnglists_base attr. Don't switch
7477 to dwarf_ranges_section here or emit .Ldebug_ranges0 label.
7478 Call output_rnglists for -gdwarf-5.
7479 (dwarf2out_c_finalize): Clear rnglist_idx.
7481 2016-11-01 Fritz Reese <fritzoreese@gmail.com>
7483 * combine.c (simplify_compare_const): Add gcc_fallthrough.
7485 2016-11-01 Bilyan Borisov <bilyan.borisov@arm.com>
7486 Tamar Christina <tamar.christina@arm.com>
7488 * config/arm/arm-c.c (arm_cpu_builtins): New macro definition.
7489 * config/arm/arm_neon.h (vmaxnm_f32): New intrinsinc.
7490 (vmaxnmq_f32): Likewise.
7491 (vminnm_f32): Likewise.
7492 (vminnmq_f32): Likewise.
7493 * config/arm/arm_neon_builtins.def (vmaxnm): New builtin.
7495 * config/arm/neon.md (neon_<fmaxmin_op><mode>, VCVTF): New
7498 2016-10-31 Michael Meissner <meissner@linux.vnet.ibm.com>
7500 * config/rs6000/vsx.md (VSX_EXTRACT_FL): New iterator for all
7501 binary floating point types supported by the hardware except for
7503 (vsx_xvcvsxwdp_df): Provide scalar result alternative to the
7504 vector instruction for optimizing extracting a SImode from a
7505 V4SImode vector and converting it to floating point.
7506 (vsx_xvcvuxwdp_df): Likewise.
7507 (vsx_extract_si): On ISA 3.0, allow extract target and temporary
7508 registers to be any VSX register. Move stores to the end of the
7510 (vsx_extract_si_<uns>float_df): New combiner pattern and splitter
7511 to optimize extracting a SImode from a V4SImode vector and
7512 converting it to a binary floating point type supported by the
7513 hardware. Use the vector converts instead of extracting the
7514 element, sign extending it, and then converting it to double.
7515 Other floating point types than double first convert to double,
7516 then the double is converted to that type.
7517 (vsx_extract_si_<uns>float_<mode>): Likewise.
7519 2016-10-31 Andrew Pinski <apinski@cavium.com>
7521 * config/aarch64/driver-aarch64.c (host_detect_local_cpu):
7522 Rewrite handling of part num to handle the case where
7523 multiple implementers share the same part num.
7525 2016-10-31 Jan Kratochvil <jan.kratochvil@redhat.com>
7526 Jakub Jelinek <jakub@redhat.com>
7528 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): Adjust for -gdwarf-5.
7529 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Likewise.
7531 2016-10-31 Jakub Jelinek <jakub@redhat.com>
7533 * dwarf2out.c (dwarf_AT): Handle DW_AT_dwo_name.
7534 (use_debug_types): Adjust comment for DWARF5 DW_UT_type units.
7535 (new_die): Handle DW_TAG_skeleton_unit like DW_TAG_compile_unit.
7536 (is_cu_die, is_unit_die): Likewise.
7537 (should_move_die_to_comdat, break_out_comdat_types): Adjust
7538 comments for DWARF5 DW_UT_type units.
7539 (output_compilation_unit_header): Add UT argument, output
7540 start of DWARF5 .debug_info section header.
7541 (output_comp_unit): Add dwo_id argument. Adjust
7542 output_compilation_unit_header caller, for DW_UT_split_compile
7543 emit dwo_id field, otherwise padding1. Emit padding2 field.
7544 (add_top_level_skeleton_die_attrs): Add DW_AT_dwo_name
7545 rather than DW_AT_GNU_dwo_name attr for -gdwarf-5.
7546 (output_skeleton_debug_sections): Add dwo_id argument, for
7547 -gdwarf-5 emit DWARF 5 DW_UT_skeleton header.
7548 (output_comdat_type_unit): For -gdwarf-5 emit .debug_info
7549 DW_UT_type or DW_UT_split_type units rather than .debug_types.
7550 (dwarf2out_finish): Use DW_TAG_skeleton_unit rather than
7551 DW_TAG_compile_unit for skeleton unit die. Don't add
7552 DW_AT_GNU_dwo_id attributes for -gdwarf-5, instead pass checksum
7553 address to output_comp_unit and output_skeleton_debug_sections.
7555 * dwarf2out.c (debug_line_str_section): New variable.
7556 (debug_line_str_hash): Likewise.
7557 (DEBUG_LINE_STR_SECTION): Define.
7558 (set_indirect_string): Handle DW_FORM_line_strp like
7560 (find_string_form): Fix up formatting.
7561 (size_of_die): Handle DW_FORM_line_strp like DW_FORM_strp.
7563 (output_die): Handle DW_FORM_line_strp.
7564 (DWARF5_USE_DEBUG_LINE_STR): Define.
7565 (output_line_string): New function.
7566 (output_file_names): Add -gdwarf-5 support.
7567 (output_line_info): Likewise.
7568 (init_sections_and_labels): Initialize debug_line_str_section.
7569 (output_indirect_string): Change 2nd argument from void *
7570 to enum dwarf_form form, compare with form rather than
7572 (output_indirect_strings): Pass DW_FORM_strp to
7573 output_indirect_string traversion.
7574 (dwarf2out_finish): Output .debug_line_str strings.
7575 (dwarf2out_c_finalize): Clear debug_line_str_section and
7576 debug_line_str_hash.
7578 2016-10-31 Tom Tromey <tom@tromey.com>
7581 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_form_tls_address.
7582 (resolve_args_picking_1): Move DW_OP_form_tls_address case next to
7583 DW_OP_GNU_push_tls_address case.
7584 (loc_list_from_tree_1): Use DW_OP_form_tls_address.
7586 2016-10-31 Jakub Jelinek <jakub@redhat.com>
7588 * dwarf2out.h (struct dw_loc_descr_node): Adjust comment
7589 for frame_offset_rel bit.
7590 (struct array_descr_info): Add rank field.
7591 * dwarf2out.c (struct loc_descr_context): Add placeholder_arg
7592 and placeholder_seen fields.
7593 (resolve_args_picking_1): Handle also frame_offset_rel DW_OP_dup
7594 and DW_OP_over. Optimize DW_OP_pick 0 into DW_OP_dup and
7595 DW_OP_pick 1 into DW_OP_over.
7596 (function_to_dwarf_procedure, type_byte_size, field_byte_offset,
7597 gen_variant_part): Clear placeholder_{arg,seen}.
7598 (loc_list_from_tree_1): Drop const from context argument.
7599 Handle integral PLACEHOLDER_EXPR if context->placeholder_arg.
7600 (loc_list_for_address_of_addr_expr_of_indirect_ref,
7601 loc_list_from_tree, loc_descriptor_from_tree): Drop const from
7603 (add_scalar_info): Drop const from context argument. Handle
7604 context->placeholder_arg.
7605 (add_bound_info): Drop const from context argument.
7606 (gen_descr_array_type_die): Drop const from ctx variable.
7607 Initialize placeholder_arg and placeholder_seen. Add DW_AT_rank
7608 attribute and use a single DW_TAG_generic_subrange instead of
7609 7 DW_TAG_subrange_type for assumed rank arrays.
7611 * dwarf2out.h (enum dw_val_class): Add dw_val_class_loclistsptr.
7612 * dwarf2out.c (struct dw_loc_list_struct): Change emitted field
7613 from bool to 1-bit uchar bitfield. Add num_assigned and
7614 offset_emitted bitfields.
7615 (dw_val_equal_p): Compare v.val_lbl_id rather than v.val_unsigned
7616 for dw_val_class_lineptr and dw_val_class_macptr. Handle
7617 dw_val_class_loclistsptr.
7618 (new_addr_loc_descr): Fix up formatting.
7619 (DEBUG_LOCLISTS_SECTION, DEBUG_DWO_LOCLISTS_SECTION): Define.
7620 (add_AT_low_high_pc): Fix up formatting.
7621 (add_AT_loclistsptr): New function.
7622 (AT_lbl): Allow dw_val_class_loclistsptr.
7623 (print_dw_val, attr_checksum, attr_checksum_ordered, same_dw_val_p):
7624 Handle dw_val_class_loclistsptr.
7625 (loc_list_idx): New variable.
7626 (output_loclists_offsets, assign_location_list_indexes): New
7628 (size_of_die): For dw_val_class_loc_list -gsplit-dwarf -gdwarf-5
7629 add size_of_uleb128 of the index. Drop never used
7630 dwarf_split_debug_info AT_index handling. Handle
7631 dw_val_class_loclistsptr.
7632 (value_format): Return DW_FORM_loclistsx for dw_val_class_loc_list
7633 if -gsplit-dwarf -gdwarf-5. Handle dw_val_class_loclistsptr.
7634 (output_loc_list): Handle DWARF 5 .debug_loclists* format.
7635 (output_loc_list_offset): Handle -gsplit-dwarf -gdwarf-5
7636 DW_FORM_loclistx indexes.
7637 (output_attr_index_or_value): Fix up formatting. Don't handle
7638 dw_val_class_loc_list here.
7639 (output_die): Formatting fixes. Handle dw_val_class_loclistsptr.
7640 For dw_val_class_loc_list call output_loc_list_offset rather than
7641 output_attr_index_or_value.
7642 (init_sections_and_labels): For -gdwarf-5 use .debug_loclists
7643 or .debug_loclists.dwo section name for debug_loc_section.
7644 (resolve_addr_in_expr): Formatting fix.
7645 (index_location_lists): Likewise.
7646 (dwarf2out_finish): If there are any location lists, for
7647 -gsplit-dwarf -gdwarf-5 add DW_AT_loclists_base attribute. Call
7648 index_location_lists only if have_location_lists. Call
7649 assign_location_list_indexes for -gsplit-dwarf -gdwarf-5. Emit
7650 .debug_loclists{,.dwo} section header for -gdwarf-5, for -gdwarf-5
7651 -gsplit-dwarf also emit offset table.
7653 * dwarf2out.c (DWARF_LARGEST_DATA_FORM_BITS): Define.
7654 (size_of_die, value_format, output_die): Use
7655 DW_FORM_data16 for 128-bit dw_val_class_const_double or
7656 dw_val_class_wide_int.
7658 * dwarf2out.c (dwarf_op): Renamed to ...
7659 (dwarf_OP): ... this.
7660 (convert_descriptor_to_mode, scompare_loc_descriptor,
7661 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
7662 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr): Adjust
7664 (dwarf_AT, dwarf_TAG): New functions.
7665 (check_die): Disallow DW_AT_call_all_calls next to
7666 DW_AT_GNU_all_call_sites.
7667 (gen_call_site_die): Use dwarf_TAG and dwarf_AT with DWARF 5 tag
7668 and attributes instead of the corresponding GNU tag and attributes.
7669 (gen_subprogram_die): Likewise. Emit call site information even
7670 for -gdwarf-5 -gstrict-dwarf. Replace DW_AT_GNU_defaulted with
7671 DW_AT_defaulted in comment.
7672 (resolve_addr): Handle DW_AT_call_origin attribute on
7673 DW_TAG_call_site DIE like DW_AT_abstract_origin on
7674 DW_TAG_GNU_call_site DIE.
7676 * dwarf2out.c (dwarf_op): New function.
7677 (size_of_loc_descr): Handle DW_OP_{implicit_pointer,entry_value},
7678 DW_OP_{const,regval,deref}_type and DW_OP_{convert,reinterpret}.
7679 (output_loc_operands, output_loc_operands_raw): Likewise.
7680 (resolve_args_picking_1, prune_unused_types_walk_loc_descr,
7681 mark_base_types, hash_loc_operands, compare_loc_operands): Likewise.
7682 (resolve_addr_in_expr): Likewise. Only punt for !dwarf_strict
7683 if dwarf_version < 5.
7684 (convert_descriptor_to_mode): Use dwarf_op (DW_OP_xxx) instead of
7686 (scompare_loc_descriptor, ucompare_loc_descriptor,
7687 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
7688 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr,
7689 optimize_location_into_implicit_ptr): Likewise. Only punt for
7690 !dwarf_strict if dwarf_version < 5.
7691 (string_cst_pool_decl): Adjust comment.
7692 (non_dwarf_expression): Handle DW_OP_implicit_pointer.
7694 * dwarf2out.h (enum dw_val_class): Add dw_val_class_const_implicit,
7695 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
7696 (struct dw_val_node): Add val_file_implicit field.
7697 * dwarf2out.c (dw_val_equal_p, print_dw_val, attr_checksum,
7698 attr_checksum_ordered, same_dw_val_p, size_of_die, value_format,
7699 output_die): Handle dw_val_class_const_implicit,
7700 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
7701 (abbrev_die_table): Change into va_gc vec.
7702 (abbrev_die_table_allocated, abbrev_die_table_in_use,
7703 ABBREV_DIE_TABLE_INCREMENT): Remove.
7704 (AT_int, AT_unsigned, AT_file): Allow dw_val_class_*_implicit.
7705 (abbrev_opt_start, abbrev_usage_count, sorted_abbrev_dies): New
7707 (build_abbrev_table): Adjust for abbrev_die_table being a va_gc vec.
7708 If abbrev_opt_start, fill in abbrev_usage_count and abbrev_dies
7710 (die_abbrev_cmp, optimize_implicit_const, optimize_abbrev_table): New
7712 (output_die_abbrevs): For DW_FORM_implicit_const emit sleb128 with
7714 (output_abbrev_section): Adjust for abbrev_die_table being a va_gc
7716 (output_comp_unit): Initialize abbrev_opt_start if emitting the main
7717 unit. Call optimize_abbrev_table.
7718 (dwarf2out_init, dwarf2out_finish, dwarf2out_c_finalize): Adjust for
7719 abbrev_die_table being a va_gc vec.
7721 PR tree-optimization/77860
7722 * tree-ssa-reassoc.c (eliminate_using_constants): Handle
7723 also integral complex and vector constants.
7725 * dwarf2out.c (dwarf2out_define, dwarf2out_undef, output_macinfo_op,
7726 optimize_macinfo_range, save_macinfo_strings): Replace
7727 DW_MACRO_GNU_* constants with corresponding DW_MACRO_* constants.
7728 (output_macinfo): Likewise. Emit .debug_macro* rather than
7729 .debug_macinfo* even for -gstrict-dwarf -gdwarf-5.
7730 (init_sections_and_labels): Use .debug_macro* labels rather than
7731 .debug_macinfo* labels even for -gstrict-dwarf -gdwarf-5.
7732 (dwarf2out_finish): Use DW_AT_macros instead of DW_AT_macro_info
7733 or DW_AT_GNU_macros for -gdwarf-5.
7735 2016-10-31 Waldemar Brodkorb <wbx@openadk.org>
7737 * config/microblaze/linux.h (UCLIBC_DYNAMIC_LINKER): Define.
7739 2016-09-11 Le-Chun Wu <lcwu@google.com>
7740 Mark Wielaard <mjw@redhat.com>
7742 * common.opt (Wshadow=global): New option. Default for -Wshadow.
7743 (Wshadow=local): New option.
7744 (Wshadow-local): Hidden alias for -Wshadow=local.
7745 (Wshadow=compatible-local): New option.
7746 (Wshadow-compatible-local): Hidden alias for
7747 -Wshadow=compatible-local.
7748 * doc/invoke.texi: Document Wshadow=global, Wshadow=local and
7749 Wshadow=compatible-local.
7751 2016-10-31 Bin Cheng <bin.cheng@arm.com>
7753 * tree-vect-slp.c (vect_get_and_check_slp_defs): New parameter SWAP.
7754 Check slp defs for COND_EXPR by swapping/inverting operands if the
7755 new parameter SWAP indicates so.
7756 (vect_build_slp_tree_1): New parameter SWAP. Check COND_EXPR stmt
7757 is isomorphic to the first stmt via swapping/inverting. Store swap
7758 information in the new parameter SWAP.
7759 (vect_build_slp_tree): New local array SWAP and pass it to function
7760 vect_build_slp_tree_1. Cleanup result handling code for function
7761 call to vect_get_and_check_slp_defs. Skip operand swapping if the
7762 order of operands has been fixed as indicated by SWAP[i].
7764 2016-10-31 Bin Cheng <bin.cheng@arm.com>
7766 * tree-vect-data-refs.c (vect_slp_analyze_node_dependences): Skip
7767 unnecessary data dependence check after visited store stmt.
7769 2016-10-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7771 PR tree-optimization/71915
7772 PR tree-optimization/71490
7773 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Add
7775 (find_basis_for_base_expr): Require stride types to match when
7777 (alloc_cand_and_find_basis): Record the stride type.
7778 (slsr_process_phi): Pass stride type to alloc_cand_and_find_basis.
7779 (backtrace_base_for_ref): Pass types to legal_cast_p_1 rather than
7780 the expressions having those types.
7781 (slsr_process_ref): Pass stride type to alloc_cand_and_find_basis.
7782 (create_mul_ssa_cand): Likewise.
7783 (create_mul_imm_cand): Likewise.
7784 (create_add_ssa_cand): Likewise.
7785 (create_add_imm_cand): Likewise.
7786 (legal_cast_p_1): Change interface to accept types rather than the
7787 expressions having those types.
7788 (legal_cast_p): Pass types to legal_cast_p_1.
7789 (slsr_process_cast): Pass stride type to
7790 alloc_cand_and_find_basis.
7791 (slsr_process_copy): Likewise.
7792 (dump_candidate): Display stride type when a cast exists.
7793 (create_add_on_incoming_edge): Introduce a cast when necessary for
7795 (analyze_increments): Change the code checking for invalid casts
7796 to rely on the stride type, and update the documentation and
7797 example. Change the code checking for pointer multiplies to rely
7799 (insert_initializers): Introduce a cast when necessary for the
7800 stride type. Use the stride type for the type of the initializer.
7802 2016-10-30 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7804 * config/arm/arm.c (arm_const_not_ok_for_debug_p): Use VAR_P.
7806 2016-10-29 Jakub Jelinek <jakub@redhat.com>
7808 PR rtl-optimization/77919
7809 * expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing
7810 into memory if both modes are complex and their inner modes have the
7811 same precision. If the two modes are different complex modes, convert
7812 each part separately and generate a new CONCAT.
7814 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
7816 * config/pa/pa64-hpux.h (FINI_SECTION_ASM_OP): Define to null string.
7818 2016-10-29 Jakub Jelinek <jakub@redhat.com>
7821 * gimple-ssa-store-merging.c
7822 (imm_store_chain_info::output_merged_store): Use build_aligned_type
7823 instead of SET_TYPE_ALIGN on shared integral type.
7825 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
7827 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
7828 (MALLOC_ABI_ALIGNMENT): Define to 128 on all targets except SOM.
7831 2016-10-28 Jeff Law <law@redhat.com>
7833 * config/vax/vax.h (REGNO_REG_CLASS): Access the REGNO argument.
7834 * config/spu/spu.h (REGNO_REG_CLASS): Likewise.
7836 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
7838 * doc/sourcebuild.texi (Ada Tests): Remove mention of gcc chapter.
7840 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
7842 * target.def (min_arithmetic_precision): New hook.
7843 * doc/tm.texi.in (Misc): Add TARGET_MIN_ARITHMETIC_PRECISION.
7844 * doc/tm.texi: Regenerate.
7845 * internal-fn.c (expand_arith_overflow): Adjust handling of target
7846 dependent support by means of TARGET_MIN_ARITHMETIC_PRECISION.
7847 * targhooks.c (default_min_arithmetic_precision): New function.
7848 * targhooks.h (default_min_arithmetic_precision): Declare.
7849 * config/sparc/sparc.c (TARGET_MIN_ARITHMETIC_PRECISION): Define.
7850 (sparc_min_arithmetic_precision): New function.
7852 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
7855 * combine.c (change_zero_ext): Handle zero_ext of hard registers.
7856 Swap commutative operands in new RTL if needed. Handle zero_ext
7858 (recog_for_combine): Pass *pnewpat to change_zero_ext instead of
7861 2016-10-28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7862 Kugan Vivekanandarajah <kuganv@linaro.org>
7863 Jim Wilson <jim.wilson@linaro.org>
7865 PR tree-optimization/43721
7866 * target.def: New hook expand_divmod_libfunc.
7867 * doc/tm.texi.in: Add hook for TARGET_EXPAND_DIVMOD_LIBFUNC.
7868 * doc/tm.texi: Regenerate.
7869 * internal-fn.def: Add new entry for DIVMOD ifn.
7870 * internal-fn.c (expand_DIVMOD): New.
7871 * tree-ssa-math-opts.c: Include optabs-libfuncs.h, tree-eh.h,
7873 (widen_mul_stats): Add new field divmod_calls_inserted.
7874 (target_supports_divmod_p): New.
7875 (divmod_candidate_p): Likewise.
7876 (convert_to_divmod): Likewise.
7877 (pass_optimize_widening_mul::execute): Call calculate_dominance_info,
7878 renumber_gimple_stmt_uids at beginning of function. Call
7879 convert_to_divmod and record stats for divmod.
7880 * config/arm/arm.c (arm_expand_divmod_libfunc): Override hook
7881 TARGET_EXPAND_DIVMOD_LIBFUNC.
7882 * doc/sourcebuild.texi: Add items for arm_divmod_simode, divmod,
7885 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
7886 Segher Boessenkool <segher@kernel.crashing.org>
7888 * dojump.c (do_jump_by_parts_greater_rtx): Invert probability when
7889 swapping the arms of the branch.
7890 * internal-fn.c (expand_addsub_overflow): Use a straight-line code
7891 sequence for the generic signed-signed-signed case.
7893 2016-10-28 Jeff Law <law@redhat.com>
7895 * config/bfin/bfin.c (bfin_legitimate_address_p): Add missing
7897 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
7899 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
7901 PR rtl-optimization/78029
7902 * function.c (prologue_contains, epilogue_contains): New functions.
7903 (record_prologue_seq, record_epilogue_seq): New functions.
7904 * function.h (prologue_contains, epilogue_contains,
7905 record_prologue_seq, record_epilogue_seq): New declarations.
7906 * sched-deps.c (sched_analyze_insn): Make dependencies to prevent
7907 mixing prologue and epilogue insns.
7908 (init_deps): Initialize the new fields in struct deps_desc.
7909 * sched-int.h (struct deps_desc): New fields last_prologue,
7910 last_epilogue, and last_logue_was_epilogue.
7911 * shrink-wrap.c (emit_common_heads_for_components): Record all
7912 emitted prologue and epilogue insns.
7913 (emit_common_tails_for_components): Ditto.
7914 (insert_prologue_epilogue_for_components): Ditto.
7916 2016-10-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7919 * Makefile.in (OBJS): Add gimple-ssa-store-merging.o.
7920 * common.opt (fstore-merging): New Optimization option.
7921 * opts.c (default_options_table): Add entry for
7922 OPT_ftree_store_merging.
7923 * fold-const.h (can_native_encode_type_p): Declare prototype.
7924 * fold-const.c (can_native_encode_type_p): Define.
7925 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Define.
7926 (PARAM_MAX_STORES_TO_MERGE): Likewise.
7927 * timevar.def (TV_GIMPLE_STORE_MERGING): New timevar.
7928 * passes.def: Insert pass_tree_store_merging.
7929 * tree-pass.h (make_pass_store_merging): Declare extern
7931 * gimple-ssa-store-merging.c: New file.
7932 * doc/invoke.texi (Optimization Options): Document
7934 (--param documentation): Document store-merging-allow-unaligned
7935 and max-stores-to-merge.
7937 2016-10-28 Will Schmidt <will_schmidt@vnet.ibm.com>
7940 * gimplify.c (gimplify_init_constructor): Move emit of constructor
7941 assignment to earlier in the if/else logic.
7943 2016-10-28 Richard Biener <rguenther@suse.de>
7947 * fold-const.c (make_bit_field_ref): Only adjust alias set
7948 when the original alias set was zero.
7950 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7952 * config/s390/s390.c (s390_adjust_loop_scan_osc): New function.
7953 (s390_adjust_loops): New function.
7954 (s390_reorg): Invoke s390_adjust_loops.
7955 * config/s390/s390.md (UNSPEC_OSC_BREAK): New constant.
7956 ("osc_break"): New insn definition.
7958 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7960 * config/s390/s390.opt: Support alternate cpu level naming (archXX).
7961 * config.gcc: Support alternate archXX cpu levels with
7962 --with-arch= and --with-tune=.
7963 * config/s390/linux.h: Translate new archXX cpu levels to the
7964 original names when calling GAS.
7965 * config/s390/tpf.h: Likewise.
7966 * doc/invoke.texi: Document the alternate cpu level names.
7968 2016-10-28 Jakub Jelinek <jakub@redhat.com>
7970 PR rtl-optimization/77919
7971 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into
7972 MEM if mode1 is not a complex mode.
7974 PR rtl-optimization/78132
7975 * ree.c (combine_reaching_defs): Give up if copy_needed and
7976 !HARD_REGNO_MODE_OK (REGNO (src_reg), dst_mode).
7978 2016-10-27 Eric Botcazou <ebotcazou@adacore.com>
7980 * config/sparc/sparc.md (<*vlop:code><VL:mode>3): Remove leading '*'.
7982 2016-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
7984 * config/rs6000/constraints.md (wH constraint): Add new
7985 constraints for allowing 32-bit integers (and eventually 8/16-bit
7986 integers) into the vector registers.
7987 (wI constraint): Likewise.
7988 (wJ constraint): Likewise.
7989 (wK constraint): Likewise.
7990 * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Add
7991 -mvsx-small-integer as a default option for ISA 2.07
7993 (POWERPC_MASKS): Likewise.
7994 * config/rs6000/rs6000.opt (-mvsx-small-integer): Add new debug
7995 switch to turn off small integer support in vector registers.
7996 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Eliminate
7997 test for -mupper-regs-di, since it is already done with the
7998 reg_add[mode].scalar_in_vsx_p. Add support for the switch
7999 -mvsx-small-integer.
8000 (rs6000_debug_reg_global): Add support for wH, wI, wJ, and wK
8002 (rs6000_setup_reg_addr_masks): Likewise.
8003 (rs6000_init_hard_regno_mode_ok): Likewise.
8004 (rs6000_option_override_internal): Add consistency checks for
8005 -mvsx-small-integer.
8006 (rs6000_secondary_reload_simple_move): SImode is a simple move if
8007 -mvsx-small-integer.
8008 (rs6000_secondary_reload): Use std::swap.
8009 (rs6000_preferred_reload_class): Don't prefer FLOAT_REGS over
8010 VSX_REGS for small integers in vector registers, since there is no
8011 D-FORM address mode for such types.
8012 (rs6000_register_move_cost): Use FIRST_FPR_REGNO instead of 32.
8013 (rs6000_opt_masks): Add -mvsx-small-integer.
8014 * config/rs6000/vsx.md (VSINT_84): Add SImode for small integer
8016 (VSX_EXTRACT_I2): Clone VSX_EXTRACT_I, but drop V4SI since SImode
8017 extracts can be done on ISA 2.07.
8018 (vsx_extract_<mode>): Add support for small integers in vsx
8020 (vsx_extract_<mode>_p9): Use 'v' instead of VSX_EX, since we no
8021 longer support V4SImode in this pattern.
8022 (vsx_extract_si): New insn to support extraction of SImode in ISA
8023 2.07 using either xxextractuw or vspltw.
8024 (vsx_extract_<mode>_p8): Use 'v' instead of VSX_EX, since we no
8025 longer support V4SImode in this pattern.
8026 * config/rs6000/rs6000.h (enum rs6000_reg_class_enum): Add wH, wI,
8027 wJ, and wK constraints.
8028 * config/rs6000/rs6000.md (f32_sv): Use correct instruction for
8029 storing SDmode with VSX instructions.
8030 (zero_extendsi<mode>2): Reorder pattern, so RLDICL comes after the
8031 GPR load and before the FPR and VSX loads. Remove ??, ! from the
8032 constraints. Add MFVSRWZ and XXEXTRACTUW instructions to support
8033 small integers in vector registers.
8034 (extendsi<mode>2): Reorder pattern, so EXTSW comes after the GPR
8035 load and before the FPR and VSX loads. Remove ??, ! from the
8036 constraints. Add VEXTSW2D support for small integers in vector
8038 (lfiwax): Remove ! constraint. Add VEXTSW2D support for small
8039 integers in vector registers.
8040 (floatsi<mode>2_lfiwax): If -mvsx-small-integer issue a normal
8041 move instead of using an UNSPEC.
8042 (lfiwzx): Remove ! constraint. Add XXEXTRACTUW support for small
8043 integers in vector registers.
8044 (floatunssi<mode>2_lfiwzx): If -mvsx-small-integer issue a normal
8045 move instead of using an UNSPEC.
8046 (movsi_internal1): Add support for -mvsx-small-integer. Align
8047 columns so that it is more readable.
8048 (SImode splitter for ISA 3.0 constants): Add splitter for
8049 -128..127 constants that can easily be constructed on ISA 3.0.
8050 * doc/md.texi (PowerPC Constraints): Document wH, wI, wJ, and wK
8053 2016-10-27 Jakub Jelinek <jakub@redhat.com>
8056 * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd
8059 2016-10-27 Aldy Hernandez <aldyh@redhat.com>
8061 * builtins.c (expand_builtin_nonlocal_goto): Avoid evaluating
8062 PIC_OFFSET_TABLE_REGNUM twice.
8064 2016-10-27 Bin Cheng <bin.cheng@arm.com>
8066 * match.pd ((convert (op:s (convert@2 @0) (convert?@3 @1)))): Add
8067 support for constant operand for OP.
8069 2016-10-27 Jakub Jelinek <jakub@redhat.com>
8071 * dwarf2out.c (gen_member_die): Only reparent_child instead of
8072 splice_child_die if child doesn't have DW_AT_specification attribute.
8074 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
8076 * config/arm/arm.h (TARGET_HAVE_LDREX): Define for ARMv8-M Baseline.
8077 (TARGET_HAVE_LDREXBH): Likewise.
8078 (TARGET_HAVE_LDACQ): Likewise.
8080 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
8082 * config/arm/arm.c (arm_split_atomic_op): Add function comment. Add
8083 logic to to decide whether to copy over old value to register for new
8085 * config/arm/sync.md: Add comments explaning why mode and code
8086 attribute are not defined in iterators.md
8087 (thumb1_atomic_op_str): New code attribute.
8088 (thumb1_atomic_newop_str): Likewise.
8089 (thumb1_atomic_fetch_op_str): Likewise.
8090 (thumb1_atomic_fetch_newop_str): Likewise.
8091 (thumb1_atomic_fetch_oldop_str): Likewise.
8092 (atomic_exchange<mode>): Add new ARMv8-M Baseline only alternatives to
8093 mirror the more restrictive constraints of the Thumb-1 insns after
8094 split compared to Thumb-2 counterpart insns.
8095 (atomic_<sync_optab><mode>): Likewise. Add comment to keep constraints
8096 in sync with non atomic version.
8097 (atomic_nand<mode>): Likewise.
8098 (atomic_fetch_<sync_optab><mode>): Likewise.
8099 (atomic_fetch_nand<mode>): Likewise.
8100 (atomic_<sync_optab>_fetch<mode>): Likewise.
8101 (atomic_nand_fetch<mode>): Likewise.
8102 * config/arm/thumb1.md (thumb1_addsi3): Add comment to keep contraint
8103 in sync with atomic version.
8104 (thumb1_subsi3_insn): Likewise.
8105 (thumb1_andsi3_insn): Likewise.
8106 (thumb1_iorsi3_insn): Likewise.
8107 (thumb1_xorsi3_insn): Likewise.
8109 2016-10-27 Nick Clifton <nickc@redhat.com>
8111 * plugin.c (register_plugin_info): Produce an error message if the
8112 plugin is not found in the hash table.
8114 2016-10-27 Bin Cheng <bin.cheng@arm.com>
8116 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
8119 2016-10-26 Kelvin Nilsen <kelvin@gcc.gnu.org>
8122 * config/rs6000/rs6000.c (spe_init_builtins): Modify loops to not
8123 define builtin functions from the bdesc_spe_predicates or
8124 bdesc_spe_evsel arrays if the builtin mask is not compatible with
8125 the current compiler configuration.
8126 (paired_init_builtins): Modify loop to not define define builtin
8127 functions from the bdesc_paried_preds array if the builtin mask is
8128 not compatible with the current compiler configuration.
8129 (altivec_init_builtins): Modify loops to not define the
8130 __builtin_altivec_stxvl function nor the builtin functions from
8131 the bdesc_dst or bdesc_altivec_preds, or bdesc_abs arrays if the
8132 builtin mask is not compatible with the current compiler
8135 2016-10-26 Jeff Law <law@redhat.com>
8137 * config/sh/sh.c (output_branch): Add missing fallthru comments.
8138 (gen_shl_and): Likewise.
8139 * config/sh/sh.md (movsicc): Add missing fallthru comments.
8141 * config/mips/mips.c (mips16_constant_cost): Add missing
8143 (mips16_build_call_stub): Increase buffer size. Adjust
8146 2016-10-26 David Malcolm <dmalcolm@redhat.com>
8148 * print-rtl.c (rtx_writer::print_rtx_operand_code_u): Print
8149 INSN_UIDs for all insns in compact mode.
8150 (rtx_writer::print_rtx): Likewise.
8151 * print-rtl.h (rtx_writer::flag_compact): Update comment.
8152 * rtl-tests.c (selftest::test_dumping_insns): Update expected
8153 output to include INSN_UID.
8154 (selftest::test_uncond_jump): Likewise.
8156 2016-10-26 Pat Haugen <pthaugen@us.ibm.com>
8158 * haifa-sched.c (call_used_regs_num): Rename to...
8159 (call_saved_regs_num): ...this.
8160 (fixed_regs_num): New variable.
8161 (sched_pressure_start_bb): Subtract out fixed_regs. Scale call_saved
8163 (alloc_global_sched_pressure_data): Compute call_saved and fixed regs.
8165 2016-10-26 David Malcolm <dmalcolm@redhat.com>
8167 * print-rtl-function.c (print_rtx_function): Rewrite in terms of
8169 * print-rtl.c (outfile): Delete global.
8170 (sawclose): Likewise.
8172 (in_call_function_usage): Likewise.
8173 (flag_compact): Likewise.
8174 (flag_simple): Likewise.
8175 (rtx_writer::rtx_writer): New ctor.
8176 (print_rtx_operand_code_0): Convert to...
8177 (rtx_writer::print_rtx_operand_code_0): ...this.
8178 (print_rtx_operand_code_e): Convert to...
8179 (rtx_writer::print_rtx_operand_code_e): ...this.
8180 (print_rtx_operand_codes_E_and_V): Convert to...
8181 (rtx_writer::print_rtx_operand_codes_E_and_V): ...this.
8182 (print_rtx_operand_code_i): Convert to...
8183 (rtx_writer::print_rtx_operand_code_i): ...this.
8184 (print_rtx_operand_code_r): Convert to...
8185 (rtx_writer::print_rtx_operand_code_r): ...this.
8186 (print_rtx_operand_code_u): Convert to...
8187 (rtx_writer::print_rtx_operand_code_u): ...this.
8188 (print_rtx_operand): Convert to...
8189 (rtx_writer::print_rtx_operand): ...this.
8190 (print_rtx): Convert to...
8191 (rtx_writer::print_rtx): ...this.
8192 (print_inline_rtx): Rewrite in terms of class rtx_writer.
8193 (debug_rtx): Likewise.
8194 (print_rtl): Convert to...
8195 (rtx_writer::print_rtl): ...this.
8196 (print_rtl): Reimplement in terms of class rtx_writer.
8197 (print_rtl_single): Rewrite in terms of class rtx_writer.
8198 (print_rtl_single_with_indent): Convert to..
8199 (rtx_writer::print_rtl_single_with_indent): ...this.
8200 (print_simple_rtl): Rewrite in terms of class rtx_writer.
8201 * print-rtl.h (flag_compact): Delete decl.
8202 (class rtx_writer): New class.
8203 * rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of
8206 2016-10-26 Jeff Law <law@redhat.com>
8208 * config/microblaze/microblaze.c (tls_mentioned_p): Avoid
8211 * config/arc/arc.c (acr_print_operand): Adjust fallthru comment.
8212 (check_if_valid_sleep_operand): Add missing fallthru comment.
8213 (arc_register_move_cost): Increase buffer size.
8214 * config/arc/arc.md (cbranch4si_scratch): Add missing fallthru
8216 * config/arc/predicates.md (move_str_operand): Avoid fallthru.
8218 * config/cr16/cr16.c (cr16_print_operand): Add missing fallthru
8219 comment. Add gcc_unreachable for path that should never happen.
8221 * config/epiphany/epiphany.c (epiphany_print_operand): Adjust
8224 2016-10-26 Jakub Jelinek <jakub@redhat.com>
8225 Martin Liska <mliska@suse.cz>
8228 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
8229 clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
8230 on outer context if any.
8232 2016-10-26 Jakub Jelinek <jakub@redhat.com>
8234 * gen-pass-instances.awk (adjust_linenos): Increment pass_lines[p]
8235 by increment rather than double it.
8236 (insert_remove_pass): Strip leading whitespace from args[3]. Don't
8237 emit a space before args[4].
8238 (END): Don't emit a space before with_arg.
8240 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
8242 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M
8243 Baseline only alternatives to (i) hold store atomic success value in a
8244 return register rather than a scratch register, (ii) use a low register
8245 for it and to (iii) ensure the cbranchsi insn generated by the split
8246 respect the constraints of Thumb-1 cbranchsi4_insn and
8248 * config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate
8249 constraints must match those in atomic_compare_and_swap.
8250 (cbranchsi4_scratch): Likewise.
8252 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
8254 * config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local
8255 variable. Add the new parameter to the insn generator. Set that
8256 parameter to be CC flag for 32-bit targets, bval otherwise. Set the
8257 return value from the negation of that parameter for Thumb-1, keeping
8258 the logic unchanged otherwise except for using bdst as the destination
8259 register of the compare_and_swap insn.
8260 (arm_split_compare_and_swap): Add explanation about how is the value
8261 returned to the function comment. Rename scratch variable to
8262 neg_bval. Adapt initialization of variables holding operands to the
8263 new operand numbers. Use return register to hold result of store
8264 exclusive for Thumb-1, scratch register otherwise. Construct the
8265 appropriate cbranch for Thumb-1 targets, keeping the logic unchanged
8266 for 32-bit targets. Guard Z flag setting to restrict to 32bit targets.
8267 Use gen_cbranchsi4 rather than hand-written conditional branch to loop
8268 for strongly ordered compare_and_swap.
8269 * config/arm/predicates.md (cc_register_operand): New predicate.
8270 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a
8271 match_operand with the new predicate to accept either the CC flag or a
8272 destination register for the boolean return value, restricting it to
8273 CC flag only via constraint. Adapt operand numbers accordingly.
8275 2016-10-26 Jeff Law <law@redhat.com>
8277 * config/fr30/fr30.c (fr30_print_operand): Adjust fallthru comment.
8279 * config/frv/frv.c (comparison_string): Do not fall through after
8282 * config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru
8284 (expand_one_builtin): Add missing break.
8286 * config/m32c/m32c.c (encode_pattern_1): Add fallthru comment.
8287 (m32c_legitimate_address_p): Likewise.
8289 * config/m32r/m32r.c (m32r_print_operand): Adjust fallthru comment.
8291 * config/mcore/mcore.c (mcore_gen_compare): Adjust fallthru comments.
8293 * config/microblaze/microblaze.c (microblaze_function_arg): Adjust
8296 * config/msp430/msp430.c (msp430_legitimate_address_p): Adjust
8299 * config/nios2/nios2.c (nios2_rtx_costs): Avoid fallthru.
8301 * config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
8303 (rl78_asm_ctor_dtor): Increase buffer size.
8305 * config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase
8307 (xstormy16_asm_output_constructor): Likewise.
8309 * config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer
8312 * config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU
8313 comment to silence warning.
8315 * config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment.
8316 (spu_legitimate_address_p): Fix logic error and add missing fallthru
8319 2016-10-26 Michael Matz <matz@suse.de>
8321 PR tree-optimization/78060
8322 PR tree-optimization/78061
8323 PR tree-optimization/78088
8324 * tree-ssa-loop-split.c (easy_exit_values): New function.
8325 (tree_ssa_split_loops): Use it.
8326 (compute_new_first_bound): Change order of operations,
8327 fix invalid use of types.
8329 2016-10-26 Georg-Johann Lay <avr@gjlay.de>
8331 gen-pass-instances.awk is sensitive to the order in which
8332 passes are added; passes that appear later have to be added first.
8336 * config/avr/avr-passes.def: Swap order of directives for
8337 gen-pass-instances.awk.
8339 2016-10-25 Jeff Law <law@redhat.com>
8341 * config/vax/vax.c (vad_address_cost_1): Add missing FALLTHRU comment.
8342 (vax_notice_update_cc): Likewise.
8344 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
8346 * config.gcc (sparc*-*-solaris2*): Adjust.
8347 (sparc64-*-linux*): Likewise.
8348 * config/sparc/default-64.h: Rename to...
8349 * config/sparc/default64.h: ...this.
8350 * config/sparc/sparc.c (sparc_option_override): Replace TARGET_64BIT
8352 (sparc_mangle_type): Replace !TARGET_64BIT with TARGET_ARCH32.
8353 * config/sparc/sparc.h: Minor tweaks.
8354 * config/sparc/sparc.md: Replace !TARGET_64BIT and !TARGET_ARCH64 with
8355 TARGET_ARCH32 throughout. Minor various tweaks throughout.
8357 2016-10-25 David Malcolm <dmalcolm@redhat.com>
8359 * input.c (fcache::file_patch): Add comment about lifetime.
8360 (selftest::cpp_reader_ptr): New class.
8361 (selftest::lexer_test): Convert m_parser from cpp_reader *
8362 to a cpp_reader_ptr, and move m_tempfile to after it.
8363 (selftest::lexer_test::lexer_test): Update for above reordering.
8364 (lexer_test::~lexer_test): Move cleanup of m_parser to
8365 cpp_reader_ptr's dtor.
8367 2016-10-25 David Malcolm <dmalcolm@redhat.com>
8369 * toplev.c (toplev::main): Remove call to
8370 location_adhoc_data_fini.
8372 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
8374 * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
8375 * tree.c (int_fits_type_p): Likewise. Adjust head comment.
8377 2016-10-25 David Malcolm <dmalcolm@redhat.com>
8379 * ggc-tests.c (forcibly_ggc_collect): Rename to...
8380 (selftest::forcibly_ggc_collect): ...this, and remove "static".
8381 (test_basic_struct): Update for above renaming.
8382 (test_length): Likewise.
8383 (test_union): Likewise.
8384 (test_finalization): Likewise.
8385 (test_deletable_global): Likewise.
8386 (test_inheritance): Likewise.
8387 (test_chain_next): Likewise.
8388 (test_user_struct): Likewise.
8389 (test_tree_marking): Likewise.
8390 * selftest-run-tests.c (selftest::run_tests): Call
8391 selftest::forcibly_ggc_collect at the end of the selftests.
8392 * selftest.h (selftest::forcibly_ggc_collect): New decl.
8394 2016-10-25 Jakub Jelinek <jakub@redhat.com>
8397 * optabs.def (vcondeq_optab, vec_cmpeq_optab): New optabs.
8398 * optabs.c (expand_vec_cond_expr): For comparison codes
8399 EQ_EXPR and NE_EXPR, attempt vcondeq_optab as fallback.
8400 (expand_vec_cmp_expr): For comparison codes
8401 EQ_EXPR and NE_EXPR, attempt vec_cmpeq_optab as fallback.
8402 * optabs-tree.h (expand_vec_cmp_expr_p, expand_vec_cond_expr_p):
8403 Add enum tree_code argument.
8404 * optabs-query.h (get_vec_cmp_eq_icode, get_vcond_eq_icode): New
8406 * optabs-tree.c (expand_vec_cmp_expr_p): Add CODE argument. For
8407 CODE EQ_EXPR or NE_EXPR, attempt to use vec_cmpeq_optab as
8409 (expand_vec_cond_expr_p): Add CODE argument. For CODE EQ_EXPR or
8410 NE_EXPR, attempt to use vcondeq_optab as fallback.
8411 * tree-vect-generic.c (expand_vector_comparison,
8412 expand_vector_divmod, expand_vector_condition): Adjust
8413 expand_vec_cmp_expr_p and expand_vec_cond_expr_p callers.
8414 * tree-vect-stmts.c (vectorizable_condition,
8415 vectorizable_comparison): Likewise.
8416 * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern,
8417 check_bool_pattern, search_type_for_mask_1): Likewise.
8418 * expr.c (do_store_flag): Likewise.
8419 * doc/md.texi (@code{vec_cmpeq@var{m}@var{n}},
8420 @code{vcondeq@var{m}@var{n}}): Document.
8421 * config/i386/sse.md (vec_cmpeqv2div2di, vcondeq<VI8F_128:mode>v2di):
8424 2016-10-25 Jeff Law <law@redhat.com>
8426 * config/v850/v850.c (v850_handle_data_area_attribute): Fix fallthru
8428 (v850_output_aligned_bss): Add missing break.
8430 * config/m68k/m68k.c (m68k_get_reloc_decoration): Add gcc_unreachable.
8432 2016-10-25 Martin Liska <mliska@suse.cz>
8435 * sanopt.c (imm_dom_path_with_freeing_call): Handle gasm
8436 statements as they can also contain possibly a freeing call.
8438 2016-10-25 H.J. Lu <hongjiu.lu@intel.com>
8439 Martin Liska <mliska@suse.cz>
8442 * common.opt: Mark flag_ipa_icf_variables as Optimization flag.
8443 * ipa-icf.c (sem_function::get_hash): Add target optimization
8446 2016-10-25 Wilco Dijkstra <wdijkstr@arm.com>
8449 * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
8450 Remove partial overlap check for shift by 1.
8451 (ashldi3_neon): Likewise.
8453 2016-10-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
8455 * config/arm/constraints.md (Q constraint): Document its use for
8457 (Pf constraint): New constraint for relaxed, consume or relaxed memory
8459 * config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only
8460 alternatives to allow any register when memory model matches Pf and
8461 thus lda is used, but only low registers otherwise. Use unpredicated
8462 output template for Thumb-1 targets.
8463 (atomic_store<mode>): Likewise for stl.
8464 (arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative
8465 whose output template does not have predication.
8466 (arm_load_acquire_exclusive<mode>): Likewise.
8467 (arm_load_exclusivesi): Likewise.
8468 (arm_load_acquire_exclusivesi): Likewise.
8469 (arm_store_release_exclusive<mode>): Likewise.
8470 (arm_store_exclusive<mode>): Use unpredicated output template for
8473 2016-10-25 Jakub Jelinek <jakub@redhat.com>
8475 * internal-fn.def (LAUNDER): New internal function.
8476 * internal-fn.c (expand_LAUNDER): New function.
8478 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
8479 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
8481 New avr target pass to work around performance loss by PR fix.
8485 * config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn.
8486 (*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3.
8487 * config/avr/predicates.md (extend_operator): New.
8488 * config/avr/avr-passes.def (avr_pass_casesi): Register new pass.
8489 * config/avr/avr-protos.h (avr_casei_sequence_check_operands)
8490 (make_avr_pass_casesi): New prototypes.
8491 * config/avr/avr.c (print-rtl.h): Include it.
8492 (pass_data avr_pass_data_casesi): Data for new pass.
8493 (avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi.
8494 (make_avr_pass_casesi, avr_parallel_insn_from_insns)
8495 (avr_is_casesi_sequence, avr_casei_sequence_check_operands)
8496 (avr_optimize_casesi): New functions.
8498 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
8499 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
8503 * config/avr/avr.md (casesi): Rewrite avoiding subregs of SI.
8505 2016-10-24 Jakub Jelinek <jakub@redhat.com>
8507 * dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or
8508 DW_AT_rvalue_reference attributes.
8510 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
8512 * doc/invoke.text (Wint-in-bool-context): Update documentation.
8513 * value-prof.c (stringop_block_profile): Fix a warning.
8515 2016-10-24 Martin Sebor <msebor@redhat.com>
8518 * builtins.c (string_length): New function.
8519 (c_strlen): Use string_length. Correctly handle wide strings.
8520 * gimple-ssa-sprintf.c (target_max_value, target_size_max): New
8522 (target_int_max): Call target_max_value.
8523 (format_result::knownrange): New data member.
8524 (fmtresult::fmtresult): Define default constructor.
8525 (format_integer): Use it and set format_result::knownrange.
8526 Handle global constants.
8527 (format_floating_max): Add third argument.
8528 (format_floating): Recompute maximum value for %a for each argument.
8529 (get_string_length): Use fmtresult default ctor.
8530 (format_string): Set format_result::knownrange.
8531 (format_directive): Check format_result::knownrange.
8532 (add_bytes): Same. Correct caret placement in diagnostics.
8533 (pass_sprintf_length::compute_format_length): Set
8534 format_result::knownrange.
8535 (pass_sprintf_length::handle_gimple_call): Use target_size_max.
8537 2016-10-24 Jakub Jelinek <jakub@redhat.com>
8539 * config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use
8540 VAR_P (x) instead of TREE_CODE (x) == VAR_DECL.
8542 2016-10-24 Ximin Luo <infinity0@pwned.gg>
8545 * dwarf2out.c (file_table_relative_p): Remove.
8546 (gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir
8547 also for absolute paths.
8548 * doc/tm.texi: Update.
8549 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove.
8550 * target.def (force_at_comp_dir): Remove hook.
8551 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define.
8553 2016-10-24 Richard Biener <rguenther@suse.de>
8555 * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
8556 backedges when identifying the single predecessor to take
8557 conditional info from. Use SCEV to get at ranges for loop IVs.
8558 * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
8559 avoid false warning.
8561 2016-10-24 Georg-Johann Lay <avr@gjlay.de>
8564 * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
8565 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
8566 (avr_address_tiny_absdata_p): New static function.
8567 (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
8568 it to determine validity of constant addresses.
8569 (avr_attribute_table) [absdata]: New variable attribute...
8570 (avr_handle_absdata_attribute): ...and handler.
8571 (avr_decl_absdata_p): New static function.
8572 (avr_encode_section_info) [AVR_TINY]: Use it to add flag
8573 AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
8574 (avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
8576 2016-10-24 Richard Biener <rguenther@suse.de>
8578 PR tree-optimization/78076
8579 * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
8580 also on the loop tree root.
8582 2016-10-24 Jakub Jelinek <jakub@redhat.com>
8584 * config/i386/i386.c (ix86_fold_builtin): Handle
8585 IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
8586 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
8587 (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
8588 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
8590 2016-10-24 Martin Liska <mliska@suse.cz>
8593 * opts.c (finish_options): Skip conditionally.
8595 2016-10-23 Martin Sebor <msebor@redhat.com>
8598 * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
8599 * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
8601 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
8603 * config/sparc/sparc.md (cpu_feature): Minor tweak.
8604 (enabled): Likewise.
8605 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
8606 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
8607 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
8608 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
8609 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
8610 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
8612 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
8614 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
8615 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
8617 2016-10-21 Andrew Pinski <apinski@cavium.com>
8619 * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
8621 * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
8622 implementer_id to unsigned char.
8623 Change part_no to unsigned int.
8624 (AARCH64_BIG_LITTLE): New define.
8625 (INVALID_IMP): New define.
8626 (INVALID_CORE): New define.
8627 (cpu_data): Change the last element's implementer_id and part_no to
8629 (valid_bL_string_p): Rewrite to ..
8630 (valid_bL_core_p): this for integers instead of strings.
8631 (parse_field): New function.
8632 (contains_string_p): Rewrite to ...
8633 (contains_core_p): this for integers and only for the part_no.
8634 (host_detect_local_cpu): Rewrite handling of implementation and
8635 par num to be integers; simplifying the code.
8637 2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
8639 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
8640 value range for pointers in more cases.
8642 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
8644 * config/aarch64/aarch64.c (aarch64_add_constant_internal):
8645 Add extra argument to allow emitting the move immediate.
8646 Use add/sub with positive immediate.
8647 (aarch64_add_constant): Add inline function.
8648 (aarch64_add_sp): Likewise.
8649 (aarch64_sub_sp): Likewise.
8650 (aarch64_expand_prologue): Call aarch64_sub_sp.
8651 (aarch64_expand_epilogue): Call aarch64_add_sp.
8652 Decide when to leave out move.
8653 (aarch64_output_mi_thunk): Call aarch64_add_constant.
8655 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
8657 * config/aarch64/aarch64.c (aarch64_layout_frame):
8658 Align FP callee-saves.
8660 2016-10-21 Jakub Jelinek <jakub@redhat.com>
8662 * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
8663 _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
8665 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
8666 _rdseed64_step): Likewise.
8667 * config/i386/tbmintrin.h (__bextri_u32): Likewise.
8670 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
8671 and tree-ssanames.h.
8672 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
8673 with INTEGER_CST argument.
8674 (ix86_gimple_fold_builtin): New function.
8675 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
8677 * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
8678 (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
8679 (ranges_table_allocated, ranges_table_in_use,
8680 ranges_by_label_allocated, ranges_by_label_in_use,
8681 RANGES_TABLE_INCREMENT): Removed.
8682 (add_ranges_num): Use vec_safe_push into ranges_table.
8683 (add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
8684 (output_ranges): Adjust for ranges_table and ranges_by_label
8685 conversion from arrays to vec.
8686 (add_high_low_attributes, dwarf2out_finish): Adjust for range_table
8687 conversion from arrays to vec.
8688 (dwarf2out_c_finalize): Don't clear ranges_table_allocated,
8689 ranges_table_in_use, ranges_by_label_allocated and
8690 ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
8692 * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
8693 if needed. Re-add origin_die variable and its initialization.
8695 * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
8696 even for -fstack-reuse=none, or for volatile vars etc.
8698 2016-10-21 David Malcolm <dmalcolm@redhat.com>
8700 * print-rtl-function.c (flag_compact): Move extern decl to...
8701 * print-rtl.h (flag_compact): ...here.
8702 * rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
8703 (ASSERT_RTL_DUMP_EQ): New macro.
8704 (selftest::test_dumping_regs): New function.
8705 (selftest::test_dumping_insns): New function.
8706 (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
8708 (selftest::rtl_tests_c_tests): Call the new test functions.
8710 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8712 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
8713 (outgoing_edges_match): Likewise.
8714 (try_crossjump_to_edge): Likewise.
8715 * cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
8716 (rtl_tidy_fallthru_edge): Likewise.
8717 * rtl.h (tablejump_p): Adjust prototype.
8718 * rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
8720 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8722 * rtl.h (label_ref_label): New function.
8723 (set_label_ref_label): New function.
8724 (LABEL_REF_LABEL): Delete.
8725 * alias.c (rtx_equal_for_memref_p): Adjust.
8726 * cfgbuild.c (make_edges): Likewise.
8727 (purge_dead_tablejump_edges): Likewise.
8728 * cfgexpand.c (convert_debug_memory_address): Likewise.
8729 * cfgrtl.c (patch_jump_insn): Likewise.
8730 * combine.c (distribute_notes): Likewise.
8731 * cse.c (hash_rtx_cb): Likewise.
8732 (exp_equiv_p): Likewise.
8733 (fold_rtx): Likewise.
8734 (check_for_label_ref): Likewise.
8735 * cselib.c (rtx_equal_for_cselib_1): Likewise.
8736 (cselib_hash_rtx): Likewise.
8737 * emit-rtl.c (mark_label_nuses): Likewise.
8738 * explow.c (convert_memory_address_addr_space_1): Likewise.
8739 * final.c (output_asm_label): Likewise.
8740 (output_addr_const): Likewise.
8741 * gcse.c (add_label_notes): Likewise.
8742 * genconfig.c (walk_insn_part): Likewise.
8743 * genrecog.c (validate_pattern): Likewise.
8744 * ifcvt.c (cond_exec_get_condition): Likewise.
8745 (noce_emit_store_flag): Likewise.
8746 (noce_get_alt_condition): Likewise.
8747 (noce_get_condition): Likewise.
8748 * jump.c (maybe_propagate_label_ref): Likewise.
8749 (mark_jump_label_1): Likewise.
8750 (redirect_exp_1): Likewise.
8751 (rtx_renumbered_equal_p): Likewise.
8752 * lra-constraints.c (operands_match_p): Likewise.
8753 * print-rtl.c (print_value): Likewise.
8754 * reload.c (find_reloads): Likewise.
8755 * reload1.c (set_label_offsets): Likewise.
8756 * reorg.c (get_branch_condition): Likewise.
8757 * rtl-tests.c (test_uncond_jump): Likewise.
8758 * rtl.c (rtx_equal_p_cb): Likewise.
8759 (rtx_equal_p): Likewise.
8760 * rtlanal.c (reg_mentioned_p): Likewise.
8761 (rtx_referenced_p): Likewise.
8762 (get_condition): Likewise.
8763 * varasm.c (const_hash_1): Likewise.
8764 (compare_constant): Likewise.
8765 (const_rtx_hash_1): Likewise.
8766 (output_constant_pool_1): Likewise.
8768 2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8771 * reload.c (find_valid_class_1): Allow regclass if atleast one
8772 regno in regclass is ok. Compute and use rclass size based on
8773 actually available regnos for mode in rclass.
8775 2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
8777 * config/sparc/sparc-modes.def (CCV): New.
8779 * config/sparc/predicates.md (v_comparison_operator): New.
8780 (icc_comparison_operator): Add support for CCV/CCXV.
8781 (xcc_comparison_operator): Likewise.
8782 * config/sparc/sparc.c (output_cbranch): Likewise.
8783 (sparc_print_operand): Likewise.
8784 * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
8785 (uaddvdi4): New expander.
8786 (addvdi4): Likewise.
8787 (uaddvdi4_sp32): New instruction.
8788 (addvdi4_sp32): Likewise.
8789 (uaddvsi4): New expander.
8790 (addvsi4): Likewise.
8791 (cmp_ccc_plus_sltu_set): New instruction.
8792 (cmp_ccv_plus): Likewise.
8793 (cmp_ccxv_plus): Likewise.
8794 (cmp_ccv_plus_set): Likewise.
8795 (cmp_ccxv_plus_set): Likewise.
8796 (cmp_ccv_plus_sltu_set): Likewise.
8797 (uaddvdi4): New expander.
8798 (subvdi4): Likewise.
8799 (usubdi4_sp32): New instruction.
8800 (subvdi4_sp32): Likewise.
8801 (usubvsi4): New expander.
8802 (subvsi4): Likewise.
8803 (cmpsi_minus_sltu_set): New instruction.
8804 (cmp_ccv_minus): Likewise.
8805 (cmp_ccxv_minus): Likewise.
8806 (cmp_ccv_minus_set): Likewise.
8807 (cmp_ccxv_minus_set): Likewise.
8808 (cmp_ccv_minus_sltu_set): Likewise.
8809 (unegvdi3): New expander.
8810 (negvdi3): Likewise.
8811 (unegdi3_sp32): New instruction.
8812 (negvdi3_sp32): Likewise.
8813 (unegvsi3): New expander.
8814 (negvsi3): Likewise.
8815 (cmp_ccc_neg_sltu_set): New instruction.
8816 (cmp_ccv_neg): Likewise.
8817 (cmp_ccxv_neg): Likewise.
8818 (cmp_ccv_neg_set): Likewise.
8819 (cmp_ccxv_neg_set): Likewise.
8820 (cmp_ccv_neg_sltu_set): Likewise.
8822 * tree-ssa-loop-split.c: Remove trailing spaces.
8823 * match.pd: Likewise.
8825 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8827 PR rtl-optimization/78038
8828 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
8829 be deduced to set REG through the RTL structure.
8830 (make_defs_and_copies_lists): Return false on a failing get_defs call.
8832 2016-10-21 Richard Biener <rguenther@suse.de>
8834 PR tree-optimization/78051
8835 * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
8836 and mark replaced if folding did something.
8838 2016-10-21 David Edelsohn <dje.gcc@gmail.com>
8840 * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
8841 and "protected" in visibility types.
8842 (rs6000_xcoff_declare_function_name): Fix formatting.
8843 (rs6000_xcoff_declare_object_name): Fix formatting.
8845 2016-10-21 Uros Bizjak <ubizjak@gmail.com>
8847 * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
8848 and IX86_BUILTIN_HUGE_VALQ here ...
8849 (ix86_expand_builtin): ... not here.
8851 2016-10-20 Jakub Jelinek <jakub@redhat.com>
8853 * doc/gty.texi (for_user): Use @item next to @findex.
8855 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
8858 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
8859 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
8860 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
8861 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
8862 __builtin_ia32_lzcnt_u16.
8863 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
8864 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
8865 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
8866 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
8867 (bmi_tzcnt_<mode>): New expander.
8868 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
8869 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
8870 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
8871 (lzcnt_<mode>): New expander.
8872 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
8873 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
8874 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
8875 (UINT64_FTYPE_UINT64): New.
8876 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
8877 (__builtin_ia32_lzcnt_u16): New description.
8878 (__builtin_ia32_lzcnt_u32): Ditto.
8879 (__builtin_ia32_lzcnt_u64): Ditto.
8880 (__builtin_ctzs): Remove description.
8881 (__builtin_ia32_tzcnt_u16): New description.
8882 (__builtin_ia32_tzcnt_u32): Ditto.
8883 (__builtin_ia32_tzcnt_u64): Ditto.
8884 * config/i386/i386.c (ix86_expand_args_builtin): Handle
8885 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
8887 2016-10-20 Martin Liska <mliska@suse.cz>
8890 * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
8891 comparison with STMT_UID_NOT_IN_RANGE.
8892 (fixup_call_stmt_edges): Do not fixup edges of a thunk in
8895 2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
8897 * compare-elim.c (conforming_compare): Accept UNSPECs.
8898 (find_comparison_dom_walker::before_dom_children): Deal with
8899 instructions both using and killing the flags register.
8900 (equivalent_reg_at_start): New function extracted from...
8901 (try_eliminate_compare): ...here. Use it and add support for
8902 registers and UNSPECs as second operand of the compare.
8903 * config/visium/visium-modes.def (CCV): New.
8904 * config/visium/predicates.md (visium_v_comparison_operator): New.
8905 (visium_branch_operator): Deal with CCV mode.
8906 * config/visium/visium.c (visium_select_cc_mode): Likewise.
8907 (output_cbranch): Likewise.
8908 * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
8909 (uaddv<mode>4): New expander.
8910 (addv<mode>4): Likewise.
8911 (add<mode>3_insn_set_carry): New instruction.
8912 (add<mode>3_insn_set_overflow): Likewise.
8913 (addsi3_insn_set_overflow): Likewise.
8914 (usubv<mode>4): New expander.
8915 (subv<mode>4): Likewise.
8916 (sub<mode>3_insn_set_carry): New instruction.
8917 (sub<mode>3_insn_set_overflow): Likewise.
8918 (subsi3_insn_set_overflow): Likewise.
8919 (unegv<mode>3): New expander.
8920 (negv<mode>3): Likewise.
8921 (neg<mode>2_insn_set_overflow): New instruction.
8922 (addv_tst<mode>): Likewise.
8923 (subv_tst<mode>): Likewise.
8924 (negv_tst<mode>): Likewise.
8925 (cbranch<mode>4_addv_insn): New splitter and instruction.
8926 (cbranch<mode>4_subv_insn): Likewise.
8927 (cbranch<mode>4_negv_insn): Likewise.
8929 2016-10-20 Richard Biener <rguenther@suse.de>
8931 * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
8932 Handle decls possibly not bound.
8933 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
8934 nothing_id for decls that might not be bound if we are interested
8936 (get_constraint_for_component_ref): Deal with that.
8938 2016-10-20 Michael Matz <matz@suse.de>
8941 * common.opt (-fsplit-loops): New flag.
8942 * passes.def (pass_loop_split): Add.
8943 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
8944 (enable_fdo_optimizations): Add loop splitting.
8945 * timevar.def (TV_LOOP_SPLIT): Add.
8946 * tree-pass.h (make_pass_loop_split): Declare.
8947 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
8948 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
8949 * tree-ssa-loop-split.c: New file.
8950 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
8951 * doc/invoke.texi (fsplit-loops): Document.
8952 * doc/passes.texi (Loop optimization): Add paragraph about loop
8955 2016-10-20 Richard Biener <rguenther@suse.de>
8957 * cgraphunit.c (analyze_functions): Set node->definition to
8958 false to signal symbol removal to debug_hooks->late_global_decl.
8959 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
8960 WPA signal symbol removal to the debuginfo machinery.
8961 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
8962 using early_finised to guard the we're called for symbol
8963 removal case look at the symtabs definition flag.
8964 (gen_variable_die): Remove redundant check.
8966 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8968 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
8970 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8972 PR tree-optimization/53979
8973 * match.pd ((a ^ b) | a -> a | b): New pattern.
8975 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
8977 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
8978 config/pa/pa64-hpux-lib.h.
8979 (PA_CRTBEGIN_HACK): Likewise.
8980 (DTOR_LIST_BEGIN): Likewise.
8982 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
8984 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
8985 register only if "in" and "out" are different registers.
8987 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
8989 * omp-low.c (pass_oacc_device_lower::gate): New method.
8990 (execute): Always call execute_oacc_device_lower.
8992 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8994 PR tree-optimization/77916
8995 PR tree-optimization/77937
8996 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
8998 (insert_initializers): Requirement of initializer for -1 should be
8999 based on pointer-typedness of the candidate basis.
9001 2016-10-19 Bin Cheng <bin.cheng@arm.com>
9003 PR tree-optimization/78005
9004 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
9005 upper (included) bound for niters of prolog loop.
9006 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
9007 Compute niters of scalar loop above which vectorized loop is
9008 preferred, as well as the upper (included) bound for the niters.
9009 (vect_do_peeling): Record niter bound for loops accordingly.
9011 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
9014 * tree-core.h (enum tree_index): Put the complex types after their
9016 * tree-streamer.c (verify_common_node_recorded): New function.
9017 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
9019 2016-10-19 Martin Liska <mliska@suse.cz>
9021 * cgraph.h (cgraph_edge::binds_to_current_def_p):
9022 Replace NULL with false as a return value.
9024 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
9026 PR tree-optimization/78024
9027 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
9028 don't clear BB_VISITED after processing.
9030 2016-10-19 Richard Biener <rguenther@suse.de>
9032 * domwalk.c (dom_walker::walk): Use RPO order.
9034 2016-10-19 Richard Biener <rguenther@suse.de>
9036 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
9038 (evrp_dom_walker::~evrp_dom_walker): Free it.
9039 (evrp_dom_walker::stmts_to_remove): Add.
9040 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
9041 whose output we fully propagate for removal. Propagate
9042 into BB destination PHI arguments.
9043 (execute_early_vrp): Remove queued stmts. Dump value ranges
9044 before stmt removal.
9046 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
9048 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
9049 * passes.def: Add two instances of pass_walloca.
9050 * tree-pass.h (make_pass_walloca): New.
9051 * gimple-ssa-warn-alloca.c: New file.
9052 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
9053 -Wvla-larger-than= options.
9055 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
9057 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
9058 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
9060 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
9062 * config/rs6000/altivec.h (vec_xl_len): New macro.
9063 (vec_xst_len): New macro.
9064 (vec_cmpnez): New macro.
9065 (vec_cntlz_lsbb): New macro.
9066 (vec_cnttz_lsbb): New macro.
9067 (vec_xlx): New macro.
9068 (vec_xrx): New macro.
9069 (vec_all_nez): New C++ predicate template.
9070 (vec_any_eqz): New C++ predicate template.
9071 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
9072 conditional compilation.
9073 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
9074 conditional compilation.
9075 (vec_all_nez): New macro.
9076 (vec_any_eqz): New macro.
9077 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
9079 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
9081 * config/rs6000/vector.md (VI): Moved this mode iterator
9082 definition from altivec.md to vector.md.
9083 (UNSPEC_NEZ_P): New value.
9084 (vector_ne_<mode>_p): New expansion for implementation of
9085 vec_all_ne and vec_any_eq built-in functions.
9086 (vector_nez_<mode>_p): New expansion for implementation of
9087 vec_all_nez and vec_any_eqz built-in functions.
9088 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
9089 and vec_any_eq built-in function.
9090 (cr6_test_for_zero): New commentary to explain this expansion.
9091 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
9092 (cr6_test_for_lt): New commentary to explain this expansion.
9093 (cr6_test_for_lt_reverse): New commentary to explain this
9095 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
9096 overloaded function prototypes for vec_all_ne, vec_all_nez,
9097 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
9098 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
9100 (altivec_resolve_overloaded_builtin): Modify the handling of
9101 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
9102 the compiler is configured to support TARGET_P9_VECTOR.
9103 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
9104 to explain the special processing that is given to predicate
9105 built-ins introduced using this macro.
9106 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
9107 the special processing given to predicate built-ins introduced
9109 (BU_VSX_P): Likewise.
9110 (BU_P8V_AV_P): Likewise.
9111 (BU_P9V_AV_P): Likewise.
9112 (BU_P9V_AV_X): New macro.
9113 (BU_P9V_64BIT_AV_X): New macro.
9114 (BU_P9V_VSX_3): New macro.
9115 (BU_P9V_OVERLOAD_P): New macro.
9116 (LXVL): New BU_P9V_64BIT_VSX_2.
9117 (VEXTUBLX): New BU_P9V_AV_2.
9118 (VEXTUBRX): Likewise.
9119 (VEXTUHLX): Likewise.
9120 (VEXTUHRX): Likewise.
9121 (VEXTUWLX): Likewise.
9122 (VEXTUWRX): Likewise.
9123 (STXVL): New BU_P9V_64BIT_AV_X.
9124 (VCLZLSBB): New BU_P9V_AV_1.
9125 (VCTZLSBB): Likewise.
9126 (CMPNEB): New BU_P9V_AV_2.
9131 (VCMPNEB_P): New BU_P9V_AV_P.
9132 (VCMPNEH_P): Likewise.
9133 (VCMPNEW_P): Likewise.
9134 (VCMPNED_P): Likewise.
9135 (VCMPNEFP_P): Likewise.
9136 (VCMPNEDP_P): Likewise.
9137 (CMPNEZB): New BU_P9V_AV_2.
9138 (CMPNEZH): Likewise.
9139 (CMPNEZW): Likewise.
9140 (VCMPNEZB_P): New BU_P9V_AV_P.
9141 (VCMPNEZH_P): Likewise.
9142 (VCMPNEZW_P): Likewise.
9143 (LXVL): New BU_P9V_OVERLOAD_2.
9144 (STXVL): New BU_P9V_OVERLOAD_3.
9145 (VEXTULX): New BU_P9V_OVERLOAD_2.
9146 (VEXTURX): Likewise.
9148 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
9149 (VCMPNE_P): Likewise.
9150 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
9151 (VCTZLSBB): Likewise.
9152 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
9153 comment to explain mode used for scratch register.
9154 (altivec_expand_stxvl_builtin): New function.
9155 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
9156 (altivec_init_builtins): Add initialized variable
9157 void_ftype_v16qi_pvoid_long and use this type to define the
9158 built-in function __builtin_altivec_stxvl.
9159 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
9160 (UNSPEC_STXVL): New value.
9161 (UNSPEC_VCLZLSBB): New value.
9162 (UNSPEC_VCTZLSBB): New value.
9163 (UNSPEC_VEXTUBLX): New value.
9164 (UNSPEC_VEXTUHLX): New value.
9165 (UNSPEC_VEXTUWLX): New value.
9166 (UNSPEC_VEXTUBRX): New value.
9167 (UNSPEC_VEXTUHRX): New value.
9168 (UNSPEC_VEXTUWRX): New value.
9169 (UNSPEC_VCMPNEB): New value.
9170 (UNSPEC_VCMPNEZB): New value.
9171 (UNSPEC_VCMPNEH): New value.
9172 (UNSPEC_VCMPNEZH): New value.
9173 (UNSPEC_VCMPNEW): New value.
9174 (UNSPEC_VCMPNEZW): New value.
9175 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
9176 vector of integer modes.
9177 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
9178 vector of float or double modes.
9179 (*vector_nez_<mode>_p): New insn for vector test all not equal or
9181 (lxvl): New expand for load VSX vector with length.
9182 (*lxvl): New insn for load VSX vector with length.
9183 (stxvl): New expand for store VSX vector with length.
9184 (*stxvl): New insn for store VSX vector with length.
9185 (vcmpneb): New insn for vector of byte compare not equal.
9186 (vcmpnezb): New insn for vector of byte compare not equal or zero.
9187 (vcmpneh): New insn for vector of half word compare not equal.
9188 (vcmpnezh): New insn for vector of half word compare not equal or
9190 (vcmpnew): New insn for vector of word compare not equal.
9191 (vcmpne<VSs>): New insn for vector of float or double compare not
9193 (vcmpnezw): New insn for vector of word compare not equal or zero.
9194 (vclzlsbb): New insn for vector count leading zero
9195 least-significant bits byte.
9196 (vctzlsbb): New insn for vector count trailing zero least
9197 signficant bits byte.
9198 (vextublx): New insn for vector extract unsigned byte left
9200 (vextubrx): New insn for vector extract unsigned byte right
9202 (vextuhlx): New insn for vector extract unsigned half word left
9204 (vextuhrx): New insn for vector extract unsigned half word right
9206 (vextuwlx): New insn for vector extract unsigned word left
9208 (vextuwrx): New insn for vector extract unsigned word right
9210 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
9211 clarify intent of this constant.
9212 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
9213 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
9214 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
9215 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
9216 and vec_xrx functions.
9218 2016-10-18 Andrew Pinski <apinski@cavium.com>
9221 * predict.c (is_exit_with_zero_arg): New function.
9222 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
9225 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
9228 * config/i386/i386.c (legitimize_tls_address)
9229 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
9230 convert dest to Pmode if different than Pmode.
9232 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9234 PR tree-optimization/77916
9235 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
9236 stopgap fix, as pointers with -1 increment are still broken.
9238 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
9240 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
9241 mapping class decoration from here...
9242 (rs6000_xcoff_encode_section): ...to here.
9244 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
9245 if shrink-wrapping and optimizing for speed.
9247 2016-10-18 Richard Biener <rguenther@suse.de>
9249 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
9250 not visited but non-executable predecessors. Return taken edge.
9251 Simplify conditions and refactor propagation vs. folding step.
9253 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
9255 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
9256 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
9257 (rs6000_get_separate_components): Assert we do not have those
9258 strategies selected.
9260 2016-10-18 Richard Biener <rguenther@suse.de>
9262 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
9263 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
9265 (substitute_and_fold_dom_walker): Adjust constructor.
9266 (substitute_and_fold_dom_walker::before_dom_children): Remove
9267 do_dce flag and handling (always true).
9268 (substitute_and_fold): Likewise.
9269 * tree-vrp.c (vrp_finalize): Adjust.
9270 (execute_early_vrp): Remove final BB_VISITED clearing.
9271 * tree-ssa-ccp.c (ccp_finalize): Adjust.
9272 * tree-ssa-copy.c (fini_copy_prop): Likewise.
9273 * ira.c (ira): Call clear_bb_flags.
9275 2016-10-18 Richard Biener <rguenther@suse.de>
9277 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
9278 get at the operand to look at with TREE_OPERAND for generic
9281 2016-10-18 David Malcolm <dmalcolm@redhat.com>
9283 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
9285 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
9286 (write_test_expr): Use rtx_reader_ptr for calls to
9288 (write_attr_value): Likewise.
9289 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
9290 call to print_md_ptr_loc.
9291 (write_one_condition): Likewise for calls to print_c_condition.
9292 * genconstants.c: Include "statistics.h" and "vec.h".
9293 (main): Update for conversion to member functions.
9294 * genemit.c (emit_c_code): Use rtx_reader_ptr for
9295 call to print_md_ptr_loc.
9296 * genenums.c: Include "statistics.h" and "vec.h".
9297 (main): Update for conversion of traverse_enum_types to a method.
9298 * genmddeps.c: Include "statistics.h" and "vec.h".
9299 * genoutput.c (process_template): Use rtx_reader_ptr for call to
9301 * genpreds.c (write_predicate_subfunction): Likewise.
9302 (write_predicate_expr): Likewise for calls to print_c_condition.
9303 * genrecog.c (print_test): Likewise.
9304 * gensupport.c (process_rtx): Likewise for calls to
9305 copy_md_ptr_loc and join_c_conditions.
9306 (alter_test_for_insn): Likewise for call to join_c_conditions.
9307 (process_substs_on_one_elem): Likewise.
9308 (gen_mnemonic_setattr): Update for move of string_obstack to a
9309 field of rtx_reader.
9310 (mnemonic_htab_callback): Likewise. Fix formatting.
9311 (gen_mnemonic_attr): Likewise.
9312 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
9313 to print_c_condition.
9314 * read-md.c: Include "statistics.h" and "vec.h".
9315 (string_obstack): Convert this global to field "m_string_obstack"
9316 of class rtx_reader.
9317 (ptr_locs): Likewise, as "m_ptr_locs".
9318 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
9319 (joined_conditions): Likewise, as "m_joined_conditions".
9320 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
9321 (md_constants): Likewise, as "m_md_constants".
9322 (enum_types): Likewise, as "m_enum_types".
9323 (set_md_ptr_loc): Convert to...
9324 (rtx_reader::set_md_ptr_loc): ...member function.
9325 (get_md_ptr_loc): Convert to...
9326 (rtx_reader::get_md_ptr_loc): ...member function.
9327 (copy_md_ptr_loc): Convert to...
9328 (rtx_reader::copy_md_ptr_loc): ...member function.
9329 (fprint_md_ptr_loc): Convert to...
9330 (rtx_reader::fprint_md_ptr_loc): ...member function.
9331 (print_md_ptr_loc): Convert to...
9332 (rtx_reader::print_md_ptr_loc): ...member function.
9333 (join_c_conditions): Convert to...
9334 (rtx_reader::join_c_conditions): ...member function.
9335 (fprint_c_condition): Convert to...
9336 (rtx_reader::fprint_c_condition): ...member function.
9337 (print_c_condition): Convert to...
9338 (rtx_reader::print_c_condition): ...member function.
9339 (read_name): Convert to...
9340 (rtx_reader::read_name): ...member function.
9341 (read_escape): Convert to...
9342 (rtx_reader::read_escape): ...member function.
9343 (read_quoted_string): Convert to...
9344 (rtx_reader::read_quoted_string): ...member function.
9345 (read_braced_string): Convert to...
9346 (rtx_reader::read_braced_string): ...member function.
9347 (read_string): Convert to...
9348 (rtx_reader::read_string): ...member function.
9349 (read_skip_construct): Convert to...
9350 (rtx_reader::read_skip_construct): ...member function.
9351 (handle_constants): Convert to...
9352 (rtx_reader::handle_constants): ...member function.
9353 (traverse_md_constants): Convert to...
9354 (rtx_reader::traverse_md_constants): ...member function.
9355 (handle_enum): Convert to...
9356 (rtx_reader::handle_enum): ...member function.
9357 (lookup_enum_type): Convert to...
9358 (rtx_reader::lookup_enum_type): ...member function.
9359 (traverse_enum_types): Convert to...
9360 (rtx_reader::traverse_enum_types): ...member function.
9361 (rtx_reader::rtx_reader): Move initializations
9362 of various former global data from rtx_reader::read_md_files to
9363 here, as fields, along with the call to unlock_std_streams.
9364 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
9366 (rtx_reader::read_md_files): Move initializations of various
9367 global data from here to the ctor.
9368 * read-md.h (read_name): Convert to...
9369 (rtx_reader::read_name): ...member function.
9370 (rtx_reader::read_escape): New method decl.
9371 (read_quoted_string): Convert to...
9372 (rtx_reader::read_quoted_string): ...member function.
9373 (rtx_reader::read_braced_string): New method decl.
9374 (read_string): Convert to...
9375 (rtx_reader::read_string): ...member function.
9376 (rtx_reader::read_skip_construct): New method decl.
9377 (rtx_reader::set_md_ptr_loc): New method decl.
9378 (rtx_reader::get_md_ptr_loc): New method decl.
9379 (copy_md_ptr_loc): Convert to...
9380 (rtx_reader::copy_md_ptr_loc): ...member function.
9381 (fprint_md_ptr_loc): Convert to...
9382 (rtx_reader::fprint_md_ptr_loc): ...member function.
9383 (print_md_ptr_loc): Convert to...
9384 (rtx_reader::print_md_ptr_loc): ...member function.
9385 (rtx_reader::lookup_enum_type): New method decl.
9386 (rtx_reader::traverse_enum_types): New method decl.
9387 (rtx_reader::handle_constants): New method decl.
9388 (traverse_md_constants): Convert to...
9389 (rtx_reader::traverse_md_constants): ...member function.
9390 (rtx_reader::handle_enum): New method decl.
9391 (rtx_reader::join_c_conditions): New method decl.
9392 (fprint_c_condition): Convert to...
9393 (rtx_reader::fprint_c_condition): ...member function.
9394 (print_c_condition): Convert to...
9395 (rtx_reader::print_c_condition): ...member function.
9396 (rtx_reader::apply_iterator_to_string): New method decl.
9397 (rtx_reader::copy_rtx_for_iterators): New method decl.
9398 (rtx_reader::read_conditions): New method decl.
9399 (rtx_reader::record_potential_iterator_use): New method decl.
9400 (rtx_reader::read_mapping): New method decl.
9401 (rtx_reader::read_rtx): New method decl.
9402 (rtx_reader::read_rtx_code): New method decl.
9403 (rtx_reader::read_rtx_operand): New method decl.
9404 (rtx_reader::read_nested_rtx): New method decl.
9405 (rtx_reader::read_rtx_variadic): New method decl.
9406 (rtx_reader::get_string_obstack): New method.
9407 (rtx_reader::get_md_constants): New method.
9408 (string_obstack): Convert global variable decl to...
9409 (rtx_reader::m_string_obstack): ...this new field.
9410 (rtx_reader::m_ptr_locs): New field.
9411 (rtx_reader::m_ptr_loc_obstack): New field.
9412 (rtx_reader::m_joined_conditions): New field.
9413 (rtx_reader::m_joined_conditions_obstack): New field.
9414 (rtx_reader::m_md_constants): New field.
9415 (rtx_reader::m_enum_types): New field.
9416 * read-rtl.c (apply_iterator_to_string): Convert to...
9417 (rtx_reader::apply_iterator_to_string): ...member function.
9418 (copy_rtx_for_iterators): Convert to...
9419 (rtx_reader::copy_rtx_for_iterators): ...member function.
9420 (add_condition_to_string): Use rtx_reader_ptr for
9421 calls join_c_conditions.
9422 (apply_iterators): Use rtx_reader_ptr for calls to
9423 join_c_conditions and copy_rtx_for_iterators.
9424 (read_conditions): Convert to...
9425 (rtx_reader::read_conditions): ...member function.
9426 (record_potential_iterator_use): Convert to...
9427 (rtx_reader::record_potential_iterator_use): ...member function.
9428 (read_mapping): Convert to...
9429 (rtx_reader::read_mapping): ...member function.
9430 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
9431 (read_rtx): Convert to...
9432 (rtx_reader::read_rtx): ...member function.
9433 (read_rtx_code): Convert to...
9434 (rtx_reader::read_rtx_code): ...member function.
9435 (read_rtx_operand): Convert to...
9436 (rtx_reader::read_rtx_operand): ...member function. Update for move
9437 of string_obstack to a field.
9438 (read_nested_rtx): Convert to..
9439 (rtx_reader::read_nested_rtx): ...member function.
9440 (read_rtx_variadic): Convert to..
9441 (rtx_reader::read_rtx_variadic): ...member function.
9443 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
9445 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
9447 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
9449 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
9450 for pointer type too.
9451 (ipcp_update_vr): set_ptr_nonnull for pointer.
9453 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
9455 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
9456 pt_solution_singleton_p.
9457 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
9458 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
9459 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
9460 pointer nonnull computed by VRP.
9461 Also Conservatively set pt.null to 1.
9462 (pt_solution_reset): Conservatively set pt.null to 1.
9463 (pt_solution_singleton_or_null_p): Renamed from
9464 pt_solution_singleton_p.
9465 * tree-ssanames.h (set_ptr_nonnull): Declare.
9466 (get_ptr_nonnull): Likewise.
9467 * tree-ssanames.c (set_ptr_nonnull): New.
9468 (get_ptr_nonnull): Likewise.
9469 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
9470 (evrp_dom_walker::before_dom_children): Likewise.
9472 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
9474 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
9475 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
9476 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
9477 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
9478 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
9479 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
9480 (rs6000_option_override_internal): Clear it if ABI_AIX.
9481 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
9482 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
9484 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9486 * gimple-ssa-strength-reduction.c (record_increment): Remove
9489 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
9491 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
9492 that the result is non-zero if it is true.
9493 (maybe_expand_shift): New wrapper around expand_shift_1.
9494 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
9496 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9498 PR tree-optimization/77916
9499 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
9500 Don't allow a MINUS_EXPR for pointer arithmetic for either known
9502 (record_increment): Increments of -1 for unknown strides just use
9503 a multiply initializer like other negative values.
9504 (analyze_increments): Remove stopgap solution for -1 increment
9505 applied to pointer arithmetic.
9507 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
9509 * dominance.c (dom_info::dom_info): Add new constructor for region
9510 which is vector of basic blocks.
9511 (dom_init): New method to initialize members common for both
9513 (dom_info::dom_info): Invoke dom_init for partial initialization.
9514 (dom_info::get_idom): Add check to corner cases on basic blocks which
9516 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
9517 to detect unreachable bbs.
9518 (dom_info::calc_idoms): Likewise.
9519 (compute_dom_fast_query_in_region): New function.
9520 (calculate_dominance_info_for_region): Likewise.
9521 (free_dominance_info_for_region): Likewise.
9522 * dominance.h: Add prototypes for introduced region-based functions
9523 * tree-if-conv.c (build_region): New function.
9524 (if_convertible_loop_p_1): Invoke local version of post-dominators
9525 calculation before basic block predication with subsequent freeing
9526 post-dominator info.
9527 (tree_if_conversion): Remove free of post-dominator info
9528 (pass_if_conversion::execute): Delete detection of infinite loops
9529 and fake edges to exit block since post-dominator calculation is
9530 performed per if-converted loop only.
9532 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
9535 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
9536 register explicitly.
9537 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
9538 optimizing for size.
9540 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9542 * config/aarch64/aarch64.c: Delete inclusion of
9543 cortex-a57-fma-steering.h.
9544 (aarch64_override_options): Delete call
9545 to aarch64_register_fma_steering.
9546 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
9547 * config/aarch64/cortex-a57-fma-steering.h: Delete.
9548 * config/aarch64/aarch64-passes.def: New file.
9549 * config/aarch64/cortex-a57-fma-steering.c
9550 (aarch64_register_fma_steering): Delete definition.
9551 (make_pass_fma_steering): Remove static qualifier.
9552 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
9553 (cortex-a57-fma-steering.o): Remove dependency on
9554 cortex-a57-fma-steering.h.
9556 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
9558 * explow.c (validize_mem): Do not modify the argument in-place.
9560 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
9562 * tree-streamer.c (record_common_node): Explicitly list expected
9565 2016-10-17 Richard Biener <rguenther@suse.de>
9567 PR tree-optimization/77988
9568 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
9570 2016-10-17 Marek Polacek <polacek@redhat.com>
9572 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
9574 2016-10-17 Richard Biener <rguenther@suse.de>
9576 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
9579 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9581 PR tree-optimization/71636
9582 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
9584 2016-10-17 Richard Biener <rguenther@suse.de>
9586 * gimplify.c (gimplify_function_tree): Do not move the outer
9589 2016-10-17 Jakub Jelinek <jakub@redhat.com>
9591 * langhooks.h (struct lang_hooks_for_decls): Remove
9592 function_decl_explicit_p, function_decl_deleted_p and
9593 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
9594 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
9595 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
9596 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
9597 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
9598 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
9599 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
9600 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
9601 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
9602 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
9603 * langhooks.c (lhd_decl_dwarf_attribute): New function.
9604 * dwarf2out.c (gen_subprogram_die): Use
9605 lang_hooks.decls.decl_dwarf_attribute instead of
9606 lang_hooks.decls.function_decl_*.
9608 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
9612 * common.opt (-ftrampolines): New option.
9613 * doc/invoke.texi (Code Gen Options): Document it.
9614 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
9615 * doc/tm.texi: Regenerate.
9616 * builtins.def: Add init_descriptor and adjust_descriptor.
9617 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
9618 on platforms with descriptors.
9619 (expand_builtin_init_descriptor): New function.
9620 (expand_builtin_adjust_descriptor): Likewise.
9621 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
9622 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
9623 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
9624 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
9625 Set STATIC_CHAIN_REG_P on the static chain register, if any.
9626 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
9627 (expand_call): Likewise. Move around call to prepare_call_address
9628 and pass all flags to it.
9629 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
9630 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
9631 (gimple_call_set_by_descriptor): New setter.
9632 (gimple_call_by_descriptor_p): New getter.
9633 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
9634 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
9635 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
9636 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
9637 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
9638 * rtl.h (STATIC_CHAIN_REG_P): New macro.
9639 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
9640 * target.def (custom_function_descriptors): New POD hook.
9641 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
9642 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
9643 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
9644 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
9645 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
9646 (build_common_builtin_nodes): Initialize init_descriptor and
9648 * tree-nested.c: Include target.h.
9649 (struct nesting_info): Add 'any_descr_created' field.
9650 (get_descriptor_type): New function.
9651 (lookup_element_for_decl): New function extracted from...
9652 (create_field_for_decl): Likewise.
9653 (lookup_tramp_for_decl): ...here. Adjust.
9654 (lookup_descr_for_decl): New function.
9655 (convert_tramp_reference_op): Deal with descriptors.
9656 (build_init_call_stmt): New function extracted from...
9657 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
9658 * defaults.h (FUNCTION_ALIGNMENT): Define.
9659 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
9660 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
9661 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
9662 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
9663 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
9665 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
9667 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
9668 constants in CONST_VECTORs.
9670 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
9672 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
9673 register as destination of bmask.
9674 (vector_init_bshuffle): Likewise.
9675 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
9676 (bmaskdi_vis): Enable only in 64-bit mode.
9678 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
9680 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
9681 make LR a separately shrink-wrapped component unless savres_strategy
9682 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
9683 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
9684 wrapping when not both {SAVE,REST}_INLINE_GPRS.
9686 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
9688 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
9689 and keep looping on failure.
9691 2016-10-14 David Malcolm <dmalcolm@redhat.com>
9693 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
9695 (print_rtx_function): Update example in comment for...
9696 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
9697 non-virtual pseudos with a '%' sigil followed by the regno, offset
9698 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
9699 pseudo is dumped as "%0".
9701 2016-10-14 Jakub Jelinek <jakub@redhat.com>
9704 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
9707 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
9709 * config/sparc/sparc-passes.def: New file.
9710 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
9711 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
9712 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
9714 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
9716 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
9717 loop peel to loops with exit test at the beginning.
9719 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
9721 PR rtl-optimization/68212
9722 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
9723 frequency when computing scale factor for peeled copies.
9724 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
9725 values for switch/peel blocks/edges.
9727 2016-10-14 Pedro Alves <palves@redhat.com>
9729 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
9731 2016-10-14 Catherine Moore <clm@codesourcery.com>
9733 * config/mips/mips.c (mips_prepare_pch_save): Initialize
9734 micromips_globals to zero.
9736 2016-10-14 Richard Biener <rguenther@suse.de>
9738 PR tree-optimization/77979
9739 * tree-vrp.c (compare_name_with_value): Handle released SSA names
9740 in the equivalency sets.
9741 (compare_names): Likewise.
9743 2016-10-14 Martin Liska <mliska@suse.cz>
9745 * builtins.h(target_char_cst_p): Declare the function.
9746 * builtins.c (fold_builtin_memchr): Remove.
9747 (target_char_cst_p): Move the function from gimple-fold.c.
9748 (fold_builtin_3): Do not call the function.
9749 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
9750 (gimple_fold_builtin): Call the function.
9751 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
9753 2016-10-14 Martin Liska <mliska@suse.cz>
9755 * builtins.c (fold_builtin_strcmp): Remove function.
9756 (fold_builtin_strncmp): Likewise.
9757 (fold_builtin_2): Remove call of the function.
9758 (fold_builtin_3): Likewise.
9759 * fold-const-call.c (fold_const_call): Add constant folding
9760 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
9761 * fold-const-call.h (build_cmp_result): Declare the function.
9762 * gimple-fold.c (gimple_load_first_char): New function.
9763 (gimple_fold_builtin_string_compare): Likewise.
9764 (gimple_fold_builtin): Call the function.
9766 2016-10-14 Nathan Sidwell <nathan@acm.org>
9768 * gcov-io.c (gcov_open): Deconstify 'mode'.
9770 2016-10-14 Martin Liska <mliska@suse.cz>
9772 * fold-const.c (c_getstr): Support of properly \0-terminated
9773 string constants. New argument is added.
9774 * fold-const.h: New argument is added.
9776 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9778 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
9780 (aarch64_print_hint_for_core): Likewise.
9781 (aarch64_print_hint_for_arch): Likewise.
9782 (aarch64_validate_march): Use it. Fix indentation in type signature.
9783 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
9784 (aarch64_validate_mtune): Likewise.
9785 (aarch64_handle_attr_arch): Likewise.
9786 (aarch64_handle_attr_cpu): Likewise.
9787 (aarch64_handle_attr_tune): Likewise.
9789 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9791 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
9794 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
9796 * config/m68k/m68k.c (m68k_option_override): Check
9797 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
9798 instead of stack_limit_rtx.
9800 2016-10-13 Jakub Jelinek <jakub@redhat.com>
9802 * dwarf2out.c (gen_member_die): Handle inline static data member
9805 2016-10-13 Nathan Sidwell <nathan@acm.org>
9807 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
9808 gcov_var.mode. Remove unnecessary fstat.
9810 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
9813 * function.c (thread_prologue_and_epilogue_insns): Call all
9814 make_*logue_seq in the same order as traditional. Call them
9815 all a second time if shrink_wrapped_separate.
9817 2016-10-13 Marek Polacek <polacek@redhat.com>
9819 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
9820 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
9823 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9825 PR tree-optimization/77937
9826 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
9827 to infinite when we have a pointer with an increment of -1.
9829 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
9831 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
9833 * memmodel.h: This file.
9834 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
9835 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
9836 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
9837 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
9838 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
9839 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
9840 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
9841 compare-elim.c, config/aarch64/aarch64-builtins.c,
9842 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
9843 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
9844 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
9845 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
9846 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
9847 config/darwin.c, config/epiphany/epiphany.c,
9848 config/epiphany/mode-switch-use.c,
9849 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
9850 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
9851 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
9852 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
9853 config/m68k/m68k.c, config/mcore/mcore.c,
9854 config/microblaze/microblaze.c, config/mmix/mmix.c,
9855 config/mn10300/mn10300.c, config/moxie/moxie.c,
9856 config/msp430/msp430.c, config/nds32/nds32-cost.c,
9857 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
9858 config/nds32/nds32-memory-manipulation.c,
9859 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
9860 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
9861 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
9862 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
9863 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
9864 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
9865 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
9866 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
9867 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
9868 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
9869 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
9870 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
9871 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
9872 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
9873 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
9874 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
9875 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
9876 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
9877 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
9878 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
9879 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
9880 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
9881 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
9882 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
9883 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
9884 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
9885 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
9886 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
9887 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
9888 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
9889 var-tracking.c, varasm.c: Include memmodel.h.
9890 * genattrtab.c (write_header): Include memmodel.h in generated file.
9891 * genautomata.c (main): Likewise.
9892 * gengtype.c (open_base_files): Likewise.
9893 * genopinit.c (main): Likewise.
9894 * genconditions.c (write_header): Include memmodel.h earlier in
9896 * genemit.c (main): Likewise.
9897 * genoutput.c (output_prologue): Likewise.
9898 * genpeep.c (main): Likewise.
9899 * genpreds.c (write_insn_preds_c): Likewise.
9900 * genrecog.c (write_header): Likewise.
9901 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
9903 2016-10-13 David Malcolm <dmalcolm@redhat.com>
9905 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
9906 for new "compact" param of print_rtx_function. Check for "cinsn"
9908 * print-rtl-function.c (flag_compact): New decl.
9909 (print_rtx_function): Add param "compact" and use it to set
9910 flag_compact, adding a description of the effect to the leading
9911 comment, and updating the example output.
9912 * print-rtl.c (flag_compact): New variable.
9913 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
9915 (print_rtx_operand_code_i): When printing source locations, wrap
9916 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
9917 (print_rtx_operand_code_r): Don't print regnos for hard regs and
9918 virtuals in compact mode.
9919 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
9920 apart from in LABEL_REFs.
9921 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
9922 Don't print basic block ids in compact mode.
9923 (print_rtx): In compact mode, prefix the code of insns with "c",
9924 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
9925 * print-rtl.h (print_rtx_function): Add "compact" param.
9927 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
9929 * arm.h (TARGET_VFP): Delete.
9930 (TARGET_VFPD32): Remove references to TARGET_VFP.
9931 (TARGET_VFP3, TARGET_VFP5): Likewise.
9932 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
9933 (TARGET_NEON_FP16): Likewise.
9934 (TARGET_FMA): Likewise.
9935 (TARGET_CRYPTO): Likewise.
9936 (TARGET_NEON): Likewise.
9937 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
9938 (FUNCTION_ARG_REGNO_P): Likewise.
9939 * arm.c (arm_option_check_internal): Likewise.
9940 (arm_option_override): Likewise.
9941 (use_return_insn): Likewise.
9942 (arm_function_value_regno_p): Likewise.
9943 (arm_apply_result_size): Likewise.
9944 (use_vfp_abi): Likewise.
9945 (arm_legitimate_address_outer_p): Likewise.
9946 (thumb2_legitimate_address_p): Likewise.
9947 (arm_legitimate_index_p): Likewise.
9948 (thumb2_legitimate_index_p): Likewise.
9949 (arm_legitimate_address): Likewise.
9950 (arm_get_vfp_saved_size): Likewise.
9951 (arm_emit_vfp_multi_reg_pop): Likewise.
9952 (arm_get_frame_offsets): Likewise.
9953 (arm_save_coproc_regs): Likewise.
9954 (arm_hard_regno_mode_ok): Likewise.
9955 (arm_expand_epilogue_apcs_frame): Likewise.
9956 (arm_expand_epilogue): Likewise.
9957 (arm_file_start): Likewise.
9958 (arm_conditional_register_usage): Likewise.
9959 (arm_validize_comparison): Use vfp_compare_operand directly.
9960 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
9961 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
9963 (arm_atomic_assign_expand_fenv): Likewise.
9964 * arm.md (divsf3): Likewise.
9965 (arm_negsi2): Likewise.
9967 (arm_movdi): Likewise.
9968 (arm_movt): Likewise.
9969 (cbranchsf4): Change predicate to vfp_compare_operand.
9970 (cbranchdf4): Change predicate to vfp_compare_operand.
9971 (cstorehf4): Change predicate to vfp_compare_operand.
9972 (cstoresf4): Change predicate to vfp_compare_operand.
9973 (cstoredf4): Change predicate to vfp_compare_operand.
9974 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
9975 (movhi_insn_arch4, movhi_bytes): Likewise.
9976 * constraints.md (Dt): Likewise.
9978 * iterators.md (SDF): Likewise.
9979 * predicates.md (arm_float_compare_operand): Delete.
9980 (const_double_vcvt_power_of_two_reciprocal): Remove references to
9982 (const_double_vcvt_power_of_two): Likewise.
9983 * thumb2.md thumb2_movsi_insn): Likewise.
9984 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
9985 (movhf_vfp): Likewise.
9986 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
9987 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
9988 (movsf_vfp, thumb2_movsf_vfp): Likewise.
9989 (movdf_vfp, thumb2_movdf_vfp): Likewise.
9990 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
9991 (subsf3_vfp, divsf3_vfp): Likewise.
9992 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
9993 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
9994 (mulsf3negsfsubsf_vfp): Likewise.
9995 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
9996 (floatunssisf2, sqrtsf2_vfp): Likewise.
9997 (movcc_vfp): Likewise.
9998 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
9999 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
10000 (push_multi_vfp): Likewise.
10001 (set_fpscr, get_fpscr): Likewise.
10002 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
10004 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
10006 * arm.h (TARGET_VFP): Unconditionally define to 1.
10007 (arm_fpu_desc): Remove 'model' field.
10008 (TARGET_FPU_MODEL): Delete.
10009 * arm.c (all_fpus): Don't initialize the model field.
10010 (arm_can_inline_p): Don't check the FPU model.
10011 * arm-fpus.def: Remove redundant model field from all FPU
10014 2016-10-13 Richard Biener <rguenther@suse.de>
10016 PR middle-end/77826
10017 * genmatch.c (struct capture): Add value_match member.
10018 (commutate): Preserve value_match.
10019 (lower_opt_convert): Likewise.
10020 (lower_cond): Likewise.
10021 (replace_id): Likewise.
10022 (struct dt_operand): Add value_match member.
10023 (decision_tree::cmp_node): Compare it.
10024 (decision_tree::insert_operand): Honor it when finding and
10025 when appending a DT_MATCH.
10026 (dt_operand::gen_match_op): Generate a type check after
10027 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
10028 (parser::get_internal_capture_id): New helper.
10029 (parser::finish_match_operand): New function lowering @@<id>.
10030 (parser::parse_capture): Parse @@<id> as value-match.
10031 (parser::parse_expr): Use get_internal_capture_id.
10032 (parser::parse_simplify): Call finish_match_operand.
10033 (walk_captures): New helper.
10034 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
10035 of operand_equal_p.
10036 ((X /[ex] A) * A -> X): Likewise.
10037 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
10038 convert[12] and value-matching.
10039 ((A | B) & (A | C) -> A | (B & C)): Likewise.
10040 ((X | Y) | Y -> X | Y): Likewise.
10041 ((X ^ Y) ^ Y -> X): Likewise.
10042 (A - (A & B) -> ~B & A): Likewise.
10043 ((T)(P + A) - (T)P -> (T) A): Likewise.
10044 ((T)P - (T)(P + A) -> -(T) A): Likewise.
10045 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
10046 * doc/match-and-simplify.texi: Amend capture section.
10048 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
10050 * config/arc/arc.md (umul_600): Remove predicated variant.
10051 (umul64_600): Likewise.
10053 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
10055 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
10057 2016-10-13 Bin Cheng <bin.cheng@arm.com>
10059 * tree-vect-loop.c (loop_niters_no_overflow): New func.
10060 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
10061 no-overflow information to vect_do_peeling_for_loop_bound and
10062 vect_gen_vector_loop_niters.
10064 2016-10-13 Bin Cheng <bin.cheng@arm.com>
10066 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
10069 2016-10-13 Bin Cheng <bin.cheng@arm.com>
10071 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
10072 adjust_vec automatically.
10073 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
10074 param exit_bb to guard_to.
10075 (slpeel_checking_verify_cfg_after_peeling):
10076 (set_prologue_iterations):
10077 (create_lcssa_for_virtual_phi): New func which is factored out from
10078 slpeel_tree_peel_loop_to_edge.
10079 (slpeel_tree_peel_loop_to_edge):
10080 (iv_phi_p): New func.
10081 (vect_can_advance_ivs_p): Call iv_phi_p.
10082 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
10083 new gimple stmts in basic block.
10084 (vect_gen_niters_for_prolog_loop): Rename to...
10085 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
10086 adjust implementation.
10087 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
10088 sizetype if necessary.
10089 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
10090 it to external function.
10091 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
10092 (vect_gen_vector_loop_niters_mult_vf): New.
10093 (slpeel_update_phi_nodes_for_loops): New.
10094 (slpeel_update_phi_nodes_for_guard1): Reimplement.
10095 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
10096 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
10097 * tree-vect-loop.c (vect_build_loop_niters): Move to file
10098 tree-vect-loop-manip.c
10099 (vect_generate_tmps_on_preheader): Delete.
10100 (vect_transform_loop): Rename vectorization_factor to vf. Call
10101 vect_do_peeling instead of vect_do_peeling-* functions.
10102 * tree-vectorizer.h (vect_do_peeling): New decl.
10103 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
10104 (vect_do_peeling_for_loop_bound): Delete.
10105 (vect_do_peeling_for_alignment): Delete.
10107 2016-10-13 Bin Cheng <bin.cheng@arm.com>
10109 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
10110 duplicated loop after its preheader and after the original loop.
10112 2016-10-13 Bin Cheng <bin.cheng@arm.com>
10114 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
10115 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
10117 2016-10-13 Bin Cheng <bin.cheng@arm.com>
10119 * tree-vect-loop.c (vectorizable_live_operation): Support handling
10120 for live variable outside loop but not in lcssa form.
10122 2016-10-13 Bin Cheng <bin.cheng@arm.com>
10124 * cfg.c (reset_original_copy_tables): New func.
10125 * cfg.h (reset_original_copy_tables): New decl.
10127 2016-10-13 Jakub Jelinek <jakub@redhat.com>
10130 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
10132 * varasm.c (default_binds_local_p_3): Formatting fix.
10134 2016-10-13 Bin Cheng <bin.cheng@arm.com>
10136 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
10138 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
10139 Remove useless code.
10141 2016-10-13 Martin Liska <mliska@suse.cz>
10143 PR tree-optimization/77943
10144 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
10145 a different EH landing pads.
10147 2016-10-13 Jakub Jelinek <jakub@redhat.com>
10150 * hooks.h (hook_tree_void_null): Declare.
10151 * hooks.c (hook_tree_void_null): New function.
10152 * langhooks.c (lhd_return_null_tree_v): Remove.
10153 * langhooks-def.h (lhd_return_null_tree_v): Remove.
10154 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
10155 set y to const0_rtx.
10156 * function.c (stack_protect_epilogue): Likewise.
10157 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
10158 if TARGET_THREAD_SSP_OFFSET is defined.
10159 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
10160 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
10161 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
10162 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
10163 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
10164 (ix86_stack_protect_guard): New function.
10166 2016-10-13 Richard Biener <rguenther@suse.de>
10168 * dwarf2out.c (tree_add_const_value_attribute): Do not try
10169 rtl_for_decl_init during early phase.
10170 (gen_variable_die): Do not create locations during early phase.
10171 (gen_label_die): Likewise.
10172 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
10175 2016-10-12 Richard Biener <rguenther@suse.de>
10177 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
10178 try_add_new_range and made to eturn new range.
10179 (evrp_dom_walker::before_dom_children): Push op1 value range before
10180 pushing op0 value range.
10182 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10184 PR tree-optimization/77937
10185 * gimple-ssa-strength-reduction.c (analyze_increments): Use
10186 POINTER_TYPE_P on the candidate type to determine whether
10187 candidates in this chain require pointer arithmetic.
10189 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
10191 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
10192 correction if the type is smaller than a word.
10193 (visium_select_cc_mode): Add ... fall through ... comment.
10195 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
10197 * config/rs6000/rs6000.c (machine_function): Add new fields
10198 gpr_is_wrapped_separately and lr_is_wrapped_separately.
10199 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
10200 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
10201 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
10202 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
10203 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
10204 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
10205 (rs6000_get_separate_components): New function.
10206 (rs6000_components_for_bb): New function.
10207 (rs6000_disqualify_components): New function.
10208 (rs6000_emit_prologue_components): New function.
10209 (rs6000_emit_epilogue_components): New function.
10210 (rs6000_set_handled_components): New function.
10211 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
10212 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
10213 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
10214 (rs6000_emit_epilogue): Don't emit GPR restores if
10215 gpr_is_wrapped_separately for that register. Don't make a
10216 REG_CFA_RESTORE note for registers we did not restore, either.
10218 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
10220 * function.c (thread_prologue_and_epilogue_insns): Call
10221 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
10222 if it has possibly changed. Compute the split_prologue_seq and
10223 epilogue_seq later, too.
10224 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
10225 (dump_components): New function.
10226 (struct sw): New struct.
10227 (SW): New function.
10228 (init_separate_shrink_wrap): New function.
10229 (fini_separate_shrink_wrap): New function.
10230 (place_prologue_for_one_component): New function.
10231 (spread_components): New function.
10232 (disqualify_problematic_components): New function.
10233 (emit_common_heads_for_components): New function.
10234 (emit_common_tails_for_components): New function.
10235 (insert_prologue_epilogue_for_components): New function.
10236 (try_shrink_wrapping_separate): New function.
10237 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
10239 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
10241 * regrename.c (build_def_use): Invalidate chains that have a
10242 REG_CFA_RESTORE on some instruction.
10244 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
10246 * dce.c (delete_unmarked_insns): Don't delete instructions with
10247 a REG_CFA_RESTORE note.
10249 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
10251 * common.opt (-fshrink-wrap-separate): New flag.
10252 * doc/invoke.texi: Document it.
10253 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
10254 * doc/tm.texi: Regenerate.
10255 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
10256 * target.def (shrink_wrap): New hook vector.
10257 (get_separate_components, components_for_bb, disqualify_components,
10258 emit_prologue_components, emit_epilogue_components,
10259 set_handled_components): New hooks.
10261 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
10263 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
10264 vector return by reference only if -Wpsabi.
10265 (rs6000_pass_by_reference): Similarly, for argument passing.
10267 2016-10-12 David Malcolm <dmalcolm@redhat.com>
10269 * function-tests.c: Include "print-rtl.h".
10270 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
10271 function, and verify what is dumped.
10272 * print-rtl-function.c (print_edge): New function.
10273 (begin_any_block): New function.
10274 (end_any_block): New function.
10275 (can_have_basic_block_p): New function.
10276 (print_rtx_function): Track the basic blocks of insns in the
10277 chain, wrapping those that are within blocks within "(block)"
10278 directives. Remove the "(cfg)" directive.
10280 2016-10-12 David Malcolm <dmalcolm@redhat.com>
10282 * selftest.c (selftest::read_file): New function.
10283 (selftest::test_read_file): New function.
10284 (selftest::selftest_c_tests): Call test_read_file.
10285 * selftest.h (selftest::read_file): New decl.
10287 2016-10-12 Richard Biener <rguenther@suse.de>
10290 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
10293 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
10295 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
10297 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
10298 dwarf2out_assembly_start.
10300 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
10302 * Makefile.in (SELFTEST_FLAGS): New variable.
10303 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
10305 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
10308 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
10310 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
10311 dumped in RTL dumps.
10313 2016-10-12 Martin Liska <mliska@suse.cz>
10315 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
10316 (gimple_fold_builtin_memory_op): Use the function.
10317 (gimple_fold_builtin_strchr): Likewise.
10318 (gimple_fold_builtin_strcat): Likewise.
10319 (gimple_build): Likewise.
10321 2016-10-12 Nathan Sidwell <nathan@acm.org>
10323 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
10325 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
10327 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
10328 equivalent 32-bit constant (modulo 2**32) when that yields
10329 smaller instructions.
10330 (size_of_int_loc_descriptor): Update accordingly.
10332 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
10334 * dwarf2out.c (dwarf2out_early_global_decl): For nested
10335 functions, call dwarf2out_decl on the parent function first.
10337 2016-10-12 Richard Biener <rguenther@suse.de>
10339 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
10342 2016-10-12 Richard Biener <rguenther@suse.de>
10344 * tree-ssa-propagate.c
10345 (substitute_and_fold_dom_walker::before_dom_children): Do not
10346 ignore ASSERT_EXPRs but only preserve them.
10347 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
10348 that have been propagated into.
10349 (vrp_finalize): Enable DCE for substitute_and_fold.
10351 2016-10-12 Richard Biener <rguenther@suse.de>
10353 PR tree-optimization/77920
10354 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
10355 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
10356 (simplify_abs_using_ranges): Likewise.
10357 (simplify_conversion_using_ranges): Likewise.
10358 (simplify_stmt_using_ranges): Adjust.
10360 2016-10-12 Jakub Jelinek <jakub@redhat.com>
10362 PR tree-optimization/77929
10363 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
10364 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
10366 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10369 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
10370 needs a base register for arg 1.
10372 2016-10-12 Jakub Jelinek <jakub@redhat.com>
10374 * common.opt (Wimplicit-fallthrough) Turn into alias to
10375 -Wimplicit-fallthrough=3. Remove EnabledBy.
10376 (Wimplicit-fallthrough=): New option.
10377 * gimplify.c (warn_implicit_fallthrough_r): Use
10378 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
10379 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
10380 to -Wimplicit-fallthrough=3.
10381 (-Wimplicit-fallthrough=): Document.
10383 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
10385 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
10386 and GEU in DImode if TARGET_SUBXC.
10387 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
10388 (seqdi<W:mode>_zero_subxc): Delete.
10389 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
10390 (neg_seqdi<W:mode>_zero_vis3): Delete.
10391 (plus_seqdi<W:mode>_zero): Likewise.
10392 (minus_seqdi<W:mode>_zero): Likewise.
10393 (plus_plus_sltu<W:mode>): Accept only register.
10394 (addx<W:mode>): Likewise.
10395 (plus_sltu<W:mode>_vis3): Likewise.
10396 (plus_plus_sltu<W:mode>_vis3): Likewise.
10397 (neg_sgeu<W:mode>_vis3): Delete.
10398 (minus_sgeu<W:mode>_vis3): Likewise.
10399 (addxc<W:mode>): Accept only registers.
10400 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
10401 (minus_neg_sltu<W:mode>_subxc): Accept only register.
10402 (neg_plus_sltu<W:mode>_subxc): Likewise.
10403 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
10404 (minus_minus_sltu<W:mode>_subxc): Accept only register.
10405 (sgeu<W:mode>_insn_subxc): Delete.
10406 (plus_sgeu<W:mode>_subxc): Likewise.
10407 (subxc<W:mode>): Accept only register.
10408 (scc splitter): Split always GEU again.
10410 2016-10-11 Jeff Law <law@redhat.com>
10412 PR tree-optimization/77424
10413 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
10414 dead conditionals. Assert that all e->aux fields are NULL.
10416 2016-10-11 David Malcolm <dmalcolm@redhat.com>
10418 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
10419 operand-printing "switch" statement into...
10420 (print_rtx_operand_code_0): ...this new function, ...
10421 (print_rtx_operand_code_e): ...this new function, ...
10422 (print_rtx_operand_codes_E_and_V): ...this new function, ...
10423 (print_rtx_operand_code_i): ...this new function, ...
10424 (print_rtx_operand_code_r): ...this new function, ...
10425 (print_rtx_operand_code_u): ...this new function, ...
10426 (print_rtx_operand): ...and this new function.
10428 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
10430 * config/alpha/alpha-passes.def: New file.
10431 * config/alpha/t-alpha: New file.
10432 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
10433 (make_pass_handle_trap_shadows): New prototype.
10434 (make_pass_align_insns): Ditto.
10435 * config/alpha/alpha.c (alpha_option_override): Don't register
10437 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
10439 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
10442 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
10443 distinct __ibm128 IBM extended double type if long doubles are
10444 128-bits and the default format for long double is IEEE 128-bit.
10446 2016-10-11 Richard Biener <rguenther@suse.de>
10448 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
10449 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
10450 (verify_die): New function.
10451 (dwarf2out_finish): Call it.
10452 (output_line_info): Handle case of -gsplit-dwarf without
10453 DWARF2_ASM_LINE_DEBUG_INFO.
10455 2016-10-11 Richard Biener <rguenther@suse.de>
10458 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
10459 sub-chains of BLOCK_VARS and gimple_bind_vars.
10461 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
10463 * config/i386/znver1.md : Fix imov/imovx load type reservations.
10465 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
10467 * config/sparc/sparc.opt (msubxc): New option.
10468 * doc/invoke.texi (SPARC options): Document it and tidy up.
10469 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
10470 * doc/tm.texi: Regenerate.
10471 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
10473 (CCX_NOOV): Rename into...
10477 * config/sparc/predicates.m (fcc_register_operand): Simplify.
10478 (fcc0_register_operand): Likewise.
10479 (icc_register_operand): New.
10480 (icc_or_fcc_register_operand): Simplify.
10481 (nz_comparison_operator): New.
10482 (c_comparison_operator): Likewise.
10483 (noov_compare_operator): Rename into...
10484 (icc_comparison_operator): ...this. Use above predicates.
10485 (noov_compare64_operator): Rename into...
10486 (v9_comparison_operator): ...this and tidy up.
10487 (fcc_comparison_operator): New.
10488 (icc_or_fcc_comparison_operator): Likewise.
10489 (v9_register_compare_operator): Rename info...
10490 (v9_register_comparison_operator): ...this.
10491 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
10492 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
10494 (sparc_fixed_condition_code_regs): New function.
10495 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
10496 renaming and add support for CCC/CCXC.
10497 (output_cbranch): Likewise.
10498 (sparc_print_operand): Likewise.
10499 (gen_v9_scc): Remove obsolete assertion.
10500 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
10501 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
10502 (output_cbcond): Remove bogus handling of CC modes.
10503 (sparc_register_move_cost): Return 100 for NO_REGS.
10504 * config/sparc/sparc.md (W): New mode iterator.
10505 (length): Adjust for noov_compare64_operator renaming.
10506 (cmpsi_sne): New instruction.
10507 (cmpdi_sne): Likewise.
10508 (seqdi_special): Delete.
10509 (seqdi_special): Likewise.
10510 (snesi<P:mode>_special): Likewise.
10511 (snedi_special): Likewise.
10512 (snedi_special_vis3): Likewise.
10513 (snesi patterns): Use W iterator.
10514 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
10515 (sltu patterns): Likewise.
10516 (sgeu patterns): Likewise.
10517 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
10518 (normal_branch): Use icc_comparison_operator predicate.
10519 (inverted_branch): Likewise.
10520 (cbcond_sp32): Use comparison_operator predicate.
10521 (cbcond_sp64): Likewise.
10522 (normal_int_branch_sp64): Adjust for renaming
10523 (inverted_int_branch_sp64): Likewise.
10524 (mov<I:mode>_cc_reg_sp64): Likewise.
10525 (movsf_cc_reg_sp6): Likewise.
10526 (movdf_cc_reg_sp64): Likewise.
10527 (movtf_cc_reg_hq_sp64): Likewise.
10528 (movtf_cc_reg_sp64): Likewise.
10529 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
10530 (movsf_cc_v9): Likewise.
10531 (movdf_cc_v9): Likewise.
10532 (movtf_cc_hq_v9): Likewise.
10533 (movtf_cc_v9): Likewise.
10534 (adddi3): Call gen_adddi3_sp32.
10535 (adddi3_insn_sp32): Rename to...
10536 (adddi3_sp32): ...this. Accept only register_operand as operand #1
10537 and use CCCmode for the carry.
10538 (addx_extend_sp32): Use CCCmode for the carry.
10539 (addx_extend_sp64): Delete.
10540 (adddi3_extend_sp32): Use CCCmode for the carry.
10541 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
10542 (subdi3): Call gen_subdi3_sp32.
10543 (subdi3_insn_sp32): Rename to...
10544 (subdi3_sp32): ...this and use CCmode for the carry.
10545 (subx_extend_sp32): Use CCCmode for the carry.
10546 (subx_extend_sp64): Delete.
10547 (subdi3_extend_sp32): Use CCmode for the carry.
10548 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
10549 (negdi3): Call gen_negdi3_sp32.
10550 (negdi3_sp32): Use CCCmode for the carry.
10551 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
10552 (cmp_nz_ashift_1): Use CCNZ mode.
10553 (cmp_nz_set_ashift_1): Likewise.
10554 (ctrapsi4): Use comparison_operator predicate.
10555 (ctrapdi4): Likewise.
10556 (trapsi_insn): Use icc_comparison_operator predicate.
10557 (trapdi_insn): Likewise.
10558 (edge8 patterns): Use CCNZmode.
10559 (edge16 patterns): Likewise.
10560 (edge32 patterns): Likewise.
10562 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
10564 * config/visium/visium-modes.def (CC_NOOV): Rename into...
10566 (CC_BTST): Rename into...
10568 * config/visium/predicates.md (real_add_operand): New.
10569 (visium_btst_operator): Rename into...
10570 (visium_equality_comparison_operator): ...this.
10571 (visium_noov_operator): Rename into...
10572 (visium_nz_comparison_operator): ...this.
10573 (visium_c_comparison_operator): New.
10574 (visium_branch_operator): Adjust and deal with all CC modes.
10575 * config/visium/visium.c (visium_adjust_cost): Adjust.
10576 (visium_split_double_add): Use the *_set_carry patterns.
10577 (visium_select_cc_mode): Add support for CCC mode and adjust.
10578 (output_cbranch): Adjust and use the carry-based operators for
10579 floating-point comparisons.
10580 * config/visium/visium.md (flags_subst_arith): Adjust.
10581 (addsi3_insn_set_carry): New instruction.
10582 (subsi3_insn_set_carry): Likewise.
10583 (negsi2_insn_set_carry): Likewise.
10585 (cmp<mode>_sne): Likewise.
10586 (cbranch<mode>4): Use ordered_comparison_operator.
10587 (cbranch<mode>4_insn): Likewise.
10588 (cbranchsi4_btst_insn): Adjust.
10590 2016-10-11 Tom de Vries <tom@codesourcery.com>
10592 PR middle-end/77558
10593 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
10596 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
10598 * tree.h (build_complex_type): Add second parameter with default.
10599 * tree.c (build_complex_type): Add NAMED second parameter and adjust
10600 recursive call. Create a TYPE_DECL only if NAMED is true.
10601 (build_common_tree_nodes): Pass true in calls to build_complex_type.
10603 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
10605 New avr-passes.def to register AVR specific passes.
10607 * config/avr/avr-passes.def: New file.
10608 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
10609 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
10610 (make_avr_pass_recompute_note): New proto.
10611 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
10612 (avr_pass_recompute_notes): Use anonymous namespace.
10613 (avr_register_passes): Remove function...
10614 (avr_option_override): ...and its call.
10616 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
10618 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
10619 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
10620 PTF_AVOID_BRANCHLIKELY_SPEED for others.
10621 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
10623 * config/mips/mips.c (mips_option_override): Enable the branch
10624 likely depending on the tune flags and optimization level.
10625 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
10626 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
10627 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
10628 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
10630 2016-10-11 Richard Biener <rguenther@suse.de>
10632 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
10633 (output_function): Properly stream the whole block tree.
10634 * lto-streamer-in.c (input_function): Likewise.
10636 2016-10-11 Marek Polacek <polacek@redhat.com>
10638 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
10640 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
10642 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
10643 (evrp_dom_walker::before_dom_children): Infer and push new value
10644 ranges for x in y < x.
10646 2016-10-10 Joseph Myers <joseph@codesourcery.com>
10649 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
10650 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
10651 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
10652 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
10653 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
10654 (IA64_NO_LIBGCC_TFMODE): Likewise.
10656 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
10658 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
10661 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
10663 * config.gcc: Add aarch64-*-freebsd* support.
10664 * config.host: Likewise.
10665 * config/aarch64/aarch64-freebsd.h: New file.
10666 * config/aarch64/t-aarch64-freebsd: Ditto.
10668 2016-10-10 Jeff Law <law@redhat.com>
10670 PR tree-optimization/71947
10671 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
10672 B with A within a single statement.
10674 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10676 PR tree-optimization/77824
10677 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
10678 zero cost for copies.
10679 (find_candidates_dom_walker::before_dom_children): Replace
10680 MODIFY_EXPR with SSA_NAME.
10681 (replace_mult_candidate): Likewise.
10682 (replace_profitable_candidates): Likewise.
10684 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10686 * config/s390/s390.h: Wrap more macros args in brackets and fix
10688 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
10690 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
10692 2016-10-10 Andreas Schwab <schwab@suse.de>
10695 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
10696 pseudo is not DImode.
10698 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
10700 * common/config/arc/arc-common.c (arc_option_optimization_table):
10701 Remove compact casesi option.
10702 * config/arc/arc.c (arc_override_options): Use compact casesi
10703 option only for pre-ARCv2 cores.
10704 * doc/invoke.texi (mcompact-casesi): Update text.
10706 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10708 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
10709 Add macro to say we can efficiently handle overlapping unaligned
10711 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
10712 poor code for processors older than p8.
10714 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
10716 * gen-pass-instances.awk: Remove GNUism.
10718 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10720 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
10721 NULL of (*ipcp_transformations)][node->uid].
10723 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
10725 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
10726 (MALLOC_ABI_ALIGNMENT): Define.
10728 2016-10-09 Jakub Jelinek <jakub@redhat.com>
10730 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
10731 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
10732 VAR_OR_FUNCTION_DECL_P macros.
10733 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
10734 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
10735 chkp_find_bounds_1): Likewise.
10736 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
10737 * hsa-gen.c (get_symbol_for_decl): Likewise.
10738 * cgraphunit.c (check_global_declaration, analyze_functions,
10739 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
10741 * gimple-fold.c (can_refer_decl_in_current_unit_p,
10742 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
10744 * tree.c (set_decl_section_name, copy_node_stat,
10745 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
10746 merge_dllimport_decl_attributes, handle_dll_attribute,
10747 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
10748 verify_type): Likewise.
10749 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
10750 find_explicit_erroneous_behavior): Likewise.
10751 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
10752 * ipa.c (process_references): Likewise.
10753 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
10754 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
10755 notice_global_symbol, assemble_variable, mark_decl_referenced,
10756 build_constant_desc, output_constant_def_contents, do_assemble_alias,
10757 make_decl_one_only, default_section_type_flags,
10758 categorize_decl_for_section, default_encode_section_info): Likewise.
10759 * trans-mem.c (requires_barrier): Likewise.
10760 * gimple-expr.c (mark_addressable): Likewise.
10761 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
10762 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
10763 expand_debug_expr): Likewise.
10764 * tree-dump.c (dequeue_and_dump): Likewise.
10765 * ubsan.c (instrument_bool_enum_load): Likewise.
10766 * tree-pretty-print.c (print_declaration): Likewise.
10767 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
10768 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
10769 * asan.c (asan_protect_global, instrument_derefs): Likewise.
10770 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
10771 pass_build_ssa::execute): Likewise.
10772 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
10773 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
10775 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
10777 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
10778 can_be_nonlocal, remap_decls, copy_debug_stmt,
10779 initialize_inlined_parameters, add_local_variables,
10780 reset_debug_binding, replace_locals_op): Likewise.
10781 * dse.c (can_escape): Likewise.
10782 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
10784 * tree-diagnostic.c (default_tree_printer): Likewise.
10785 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
10786 unpack_ts_decl_with_vis_value_fields,
10787 lto_input_ts_decl_common_tree_pointers): Likewise.
10788 * builtins.c (builtin_save_expr, fold_builtin_expect,
10789 readonly_data_expr): Likewise.
10790 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
10791 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
10793 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
10794 * gimplify.c (force_constant_size, gimplify_bind_expr,
10795 gimplify_decl_expr, gimplify_var_or_parm_decl,
10796 gimplify_compound_lval, gimplify_init_constructor,
10797 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
10798 gimplify_type_sizes): Likewise.
10799 * cgraphbuild.c (record_reference, record_type_list, mark_address,
10800 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
10801 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
10802 remove_unused_locals): Likewise.
10803 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
10804 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
10805 * function.c (instantiate_expr, instantiate_decls_1,
10806 setjmp_vars_warning, add_local_decl): Likewise.
10807 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
10809 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
10810 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
10811 optimize_va_list_gpr_fpr_size): Likewise.
10812 * tree-nrv.c (pass_nrv::execute): Likewise.
10813 * tsan.c (instrument_expr): Likewise.
10814 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
10815 * vtable-verify.c (verify_bb_vtables): Likewise.
10816 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
10817 get_ref_base_and_extent): Likewise.
10818 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
10820 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
10821 analyze_all_variable_accesses): Likewise.
10822 * tree-nested.c (get_nonlocal_debug_decl,
10823 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
10824 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
10825 get_local_debug_decl, convert_local_omp_clauses,
10826 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
10828 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
10829 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
10830 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
10831 dbxout_symbol, dbxout_common_check): Likewise.
10832 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
10833 string_constant): Likewise.
10834 * hsa.c (hsa_get_declaration_name): Likewise.
10835 * passes.c (rest_of_decl_compilation): Likewise.
10836 * tree-ssanames.c (make_ssa_name_fn): Likewise.
10837 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
10838 pack_ts_decl_with_vis_value_fields,
10839 write_ts_decl_common_tree_pointers): Likewise.
10840 * stor-layout.c (place_field): Likewise.
10841 * symtab.c (symtab_node::maybe_create_reference,
10842 symtab_node::verify_base, symtab_node::make_decl_local,
10843 symtab_node::copy_visibility_from,
10844 symtab_node::can_increase_alignment_p): Likewise.
10845 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
10846 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
10847 fortran_common, add_location_or_const_value_attribute,
10848 add_scalar_info, add_linkage_name, set_block_abstract_flags,
10849 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
10850 optimize_one_addr_into_implicit_ptr,
10851 optimize_location_into_implicit_ptr): Likewise.
10852 * gimple-low.c (record_vars_into): Likewise.
10853 * ipa-visibility.c (update_vtable_references): Likewise.
10854 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
10856 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
10857 DFS::DFS_write_tree_body, write_symbol): Likewise.
10858 * langhooks.c (lhd_warn_unused_global_decl,
10859 lhd_set_decl_assembler_name): Likewise.
10860 * attribs.c (decl_attributes): Likewise.
10861 * except.c (output_ttype): Likewise.
10862 * varpool.c (varpool_node::get_create, ctor_for_folding,
10863 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
10864 * fold-const.c (fold_unary_loc): Likewise.
10865 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
10866 ipa_find_agg_cst_from_init): Likewise.
10867 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
10868 expand_omp_target, lower_omp_regimplify_p,
10869 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
10870 find_link_var_op): Likewise.
10871 * tree-chrec.c (chrec_contains_symbols): Likewise.
10872 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
10873 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
10874 execute_fixup_cfg): Likewise.
10876 PR tree-optimization/77901
10877 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
10878 if ranges[i].exp is SSA_NAME when looking for >= and only when
10879 ranges[i].exp is NULL or SSA_NAME when looking for the other
10882 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10884 * ipa-cp.c (ipcp_alignment_lattice): Remove.
10885 (ipcp_param_lattices): Remove field alignment.
10886 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
10887 (set_all_contains_variable): Remove call to
10888 ipcp_alignment_lattice::set_to_bottom.
10889 (initialize_node_lattices): Likewise.
10890 (propagate_alignment_accross_jump_function): Remove.
10891 (propagate_constants_accross_call): Remove call to
10892 propagate_alignment_accross_jump_function.
10893 (ipcp_store_alignment_results): Remove.
10894 (ipcp_driver): Remove call to ipcp_store_alignment_results.
10895 (propagate_bits_accross_jump_function): Handle ancestor jump function.
10896 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
10897 pretty-printing of alignment jump function.
10898 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
10899 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
10900 alignments and remove computing ipa_alignment jump function.
10901 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
10902 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
10903 (ipa_read_jump_function): Remove reading of ipa_alignment.
10904 (write_ipcp_transformation_info): Remove streaming for alignment
10905 propagation summary.
10906 (read_ipcp_transformation_info): Remove reading of alignment
10907 propagation summary.
10908 (ipcp_update_alignments): Remove.
10909 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
10911 (ipcp_transform_function): Remove call to ipcp_update_alignments()
10912 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
10913 * ipa-prop.h (ipa_alignment): Remove.
10914 (ipa_jump_func): Remove field alignment.
10915 (ipcp_transformation_summary): Remove field alignments.
10916 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
10917 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
10918 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
10920 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
10922 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
10924 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
10926 (visium_expand_fp_cstore): Likewise.
10928 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10930 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
10931 * diagnostic.c (warning_at_rich_loc_n): New function.
10932 (diagnostic_n_impl_richloc): Likewise.
10933 (diagnostic_n_impl): Move most of the function to
10934 diagnostic_n_impl_richloc and call it.
10936 2016-10-08 Jakub Jelinek <jakub@redhat.com>
10938 * gen-pass-instances.awk: Rewritten.
10939 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
10940 $(PASSES_EXTRA) after passes.def to the script.
10941 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
10942 * config/i386/i386-passes.def: New file.
10943 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
10944 make_pass_stv): Declare.
10945 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
10947 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
10949 (pass_stv::clone, pass_stv::set_pass_param): New methods.
10950 (pass_stv::timode_p): New non-static data member.
10951 (ix86_option_override): Don't register passes here.
10953 * doc/invoke.texi: Document accepting Else, fallthrough.
10955 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
10958 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
10959 FALLTHRU comment styles.
10961 2016-10-07 Andrew Pinski <apinski@cavium.com>
10963 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
10964 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
10965 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
10967 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
10969 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
10971 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
10972 (AARCH64_ARCH): Likewise.
10973 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
10975 (AARCH64_CORE): Likewise.
10976 (AARCH64_ARCH): Likewise.
10977 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
10978 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
10979 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
10980 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
10981 (AARCH64_ARCH): Likewise.
10982 (AARCH64_CORE): Likewise.
10983 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
10984 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
10985 (AARCH64_CORE): Likewise.
10986 (AARCH64_ARCH): Likewise.
10988 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
10990 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
10991 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
10992 floating point type infrastructre, and -mfloat128 that enables the
10993 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
10994 if -mfloat128-type. Define __ibm128 to be long double by default.
10995 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
10996 the IEEE 128-bit floating point type infrastructure should
10997 automatically be enabled.
10998 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
10999 instead of -mfloat128 to enable KFmode.
11000 (rs6000_option_override_internal): Split the option -mfloat128
11001 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
11002 systems, automatically set -mfloat128-type, but don't enable it on
11003 other operating systems. Move setting the long double size and
11004 IEEE quad support before the IEEE 128-bit floating point changes.
11005 (rs6000_init_builtins): Do not create a unique type for __ibm128
11006 if long double is IBM extended double, instead rely on __ibm128
11007 being defined as 'long double'. If -mfloat128-type and not
11008 -mfloat128, create the KFmode type with an undocumented __ieee128
11010 (rs6000_init_libfuncs): Use -mfloat128-type instead of
11011 -mfloat128 for tests about the types, but keep tests for
11012 -mfloat128 to enable the keyword support.
11013 (rs6000_complex_function_value): Likewise.
11014 (rs6000_scalar_mode_supported_p): Likewise.
11015 (rs6000_floatn_mode): Likewise.
11016 (rs6000_c_mode_for_suffix): Likewise.
11017 (rs6000_opt_masks): Add -mfloat128-type.
11018 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
11019 -mfloat128-type being split from -mfloat128. Add
11020 -mfloat128-hardware, which was missing.
11021 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
11022 -mfloat128 and -mfloat128-type:
11023 (-mfloat128-type): Likewise.
11024 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
11025 that 64-bit Linux systems with enable -mfloat128-type by default
11027 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
11028 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
11029 -mfloat128-type instead of -mfloat128.
11030 (FLOAT128_2REG_P): Likewise.
11031 (MASK_FLOAT128_TYPE): Likewise.
11032 (ALTIVEC_ARG_MAX_RETURN): Likewise.
11033 (RS6000_BTM_FLOAT128): Likewise.
11034 (TARGET_FLOAT128): Poison old identifiers.
11035 (OPTION_MASK_FLOAT128): Likewise.
11036 (MASK_FLOAT128): Likewise.
11037 * config/rs6000/rs6000.md (FP): Likewise.
11038 (FLOAT128): Likewise.
11039 (fix_trunc<mode>di2): Likewise.
11040 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
11041 (floatdi<mode>2): Likewise.
11042 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
11043 (neg<mode>2, FLOAT128 iterator): Likewise.
11044 (abs<mode>2, FLOAT128 iterator): Likewise.
11045 (ieee_128bit_negative_zero): Likewise.
11046 (ieee_128bit_vsx_neg<mode>2): Likewise.
11047 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
11048 (ieee_128bit_vsx_abs<mode>2): Likewise.
11049 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
11050 (ieee_128bit_vsx_nabs<mode>2): Likewise.
11051 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
11052 (extendiftf2): Likewise.
11053 (extendifkf2): Likewise.
11054 (extendtfkf2): Likewise.
11055 (trunciftf2): Likewise.
11056 (truncifkf2): Likewise.
11057 (trunckftf2): Likewise.
11058 (trunctfif2): Likewise.
11059 (extendkftf2): Likewise.
11060 (trunctfkf2): Likewise.
11062 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11064 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
11065 before merging in bytes to pass down to real_from_target.
11067 2016-10-07 Richard Biener <rguenther@suse.de>
11069 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
11071 (substitute_and_fold_dom_walker::before_dom_children):
11072 Substitute and fold before pass specific folding to avoid
11073 feeding that with SSA names that will be later released.
11074 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
11075 introduced by folding and visited by evaluate_stmt called during
11077 (likely_value): Likewise.
11078 (evaluate_stmt): Likewise.
11079 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
11080 (simplify_div_or_mod_using_ranges): Likewise.
11081 (simplify_min_or_max_using_ranges): Likewise.
11082 (simplify_abs_using_ranges): Likewise.
11083 (simplify_conversion_using_ranges): Likewise.
11084 (simplify_float_conversion_using_ranges): Likewise.
11085 (simplify_stmt_using_ranges): Likewise.
11087 2016-10-07 Marek Polacek <polacek@redhat.com>
11089 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
11090 FALLTHROUGH_LABEL_P here...
11091 (warn_implicit_fallthrough_r): ...not here.
11093 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
11095 PR tree-optimization/77880
11096 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
11099 2016-10-07 Marek Polacek <polacek@redhat.com>
11102 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
11104 2016-10-07 Richard Biener <rguenther@suse.de>
11106 * bitmap.h: Document constraints on bitmap modification while
11109 2016-10-07 Richard Biener <rguenther@suse.de>
11111 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
11112 * bitmap.h (bmp_iter_set): When advancing to the next element
11113 check that we didn't remove the current one.
11114 (bmp_iter_and): Likewise.
11115 (bmp_iter_and_compl): Likewise.
11116 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
11117 we currently iterate on but keep a one-level queue.
11118 * sched-deps.c (remove_from_deps): Do not clear current bit
11119 but keep a one-level queue.
11121 2016-10-07 Jakub Jelinek <jakub@redhat.com>
11123 PR tree-optimization/77664
11124 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
11125 for the other ranges.
11126 (optimize_range_tests_diff): Fix up formatting.
11127 (optimize_range_tests_var_bound): New function.
11128 (optimize_range_tests): Use it.
11130 2016-10-07 Martin Liska <mliska@suse.cz>
11132 * coverage.c (build_gcov_exit_decl): Fix priority what
11133 should be really 99.
11135 2016-10-07 Richard Biener <rguenther@suse.de>
11137 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
11138 vars in gimple_bind_vars but not in BLOCK_VARS.
11140 2016-10-07 Richard Biener <rguenther@suse.de>
11142 PR tree-optimization/77879
11143 * tree-ssa-structalias.c (handle_const_call): Properly handle
11145 (handle_pure_call): Likewise.
11147 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
11149 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
11150 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
11153 2016-10-06 Andrew Pinski <apinski@cavium.com>
11155 * config/aarch64/aarch64-cores.def: Add a comment before each
11158 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
11160 PR tree-optimization/77862
11161 * tree-vrp.c (add_equivalence): Use get_value_range so that
11162 num_vr_values is checked before accessing vr_values.
11164 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
11166 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
11169 2016-10-05 Jeff Law <law@redhat.com>
11171 PR tree-optimization/71661
11172 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
11173 removal of a forwarder exposes a new natural loop.
11175 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
11177 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
11178 Introduce ssesuffix variable.
11179 (<mask_codefor><code><mode>3<mask_name>): Ditto.
11180 (*<code><mode>3): Ditto.
11182 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
11184 * postreload.c (reload_cse_simplify): Skip also USE when detecting
11187 2016-10-06 Richard Biener <rguenther@suse.de>
11189 PR tree-optimization/77855
11190 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
11191 instead of removing the current item while iterating over the set
11194 2016-10-06 James Clarke <jrtc27@jrtc27.com>
11195 Eric Botcazou <ebotcazou@adacore.com>
11198 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
11199 (classify_registers): Don't set it
11200 (function_arg_slotno): Don't initialize and test it. Tidy up.
11202 2016-10-06 Richard Biener <rguenther@suse.de>
11204 PR tree-optimization/77839
11205 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
11206 lattice transition.
11208 2016-10-06 Martin Liska <mliska@suse.cz>
11210 * gcc.c: Set -fprofile-update=atomic when profiling is
11211 enabled and -pthread is set. Warn when one combines
11212 -pthread and -fprofile-update=single for an app using
11215 2016-10-06 Martin Liska <mliska@suse.cz>
11218 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
11219 * gimple-ssa-strength-reduction.c (slsr_process_cast):
11220 Initialize a pointer to NULL.
11221 (slsr_process_copy): Likewise.
11222 * input.c (location_get_source_line): Likewise.
11223 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
11225 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
11227 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
11228 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
11229 (ix86_handle_option): Deleted handle of OPT_mpcommit.
11230 * config.gcc: Deleted pcommitintrin.h
11231 * config/i386/pcommitintrin.h: Deleted file.
11232 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
11233 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
11235 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
11237 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
11238 (PTA_PCOMMIT): Deleted define.
11239 (ix86_option_override_internal): Deleted handle of option.
11240 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
11241 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
11242 __builtin_ia32_pcommit): Deleted.
11243 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
11244 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
11245 (pcommit): Deleted instruction.
11246 * config/i386/i386.opt: Mention -mpcommit deprecation.
11247 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
11249 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
11252 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
11253 Remove wrong assert.
11254 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
11255 Use <round_constraint> as operand 1 constraint.
11257 2016-10-05 Jakub Jelinek <jakub@redhat.com>
11260 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
11261 (ubsan_instrument_float_cast): And not here.
11264 * ubsan.c (ubsan_ids): New GTY(()) array.
11265 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
11266 instead of static local counters.
11268 2016-10-05 Martin Sebor <msebor@redhat.com>
11271 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
11272 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
11273 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
11274 (default_printf_pointer_format): Define function.
11275 * targhooks.c (linux_printf_pointer_format): Define new function.
11276 * targhooks.h (linux_printf_pointer_format): Declare.
11277 (gnu_libc_printf_pointer_format): Remove declaration.
11279 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11281 * fold-const.c (native_encode_real): Fix logic for selecting offset
11282 to write to when BYTES_BIG_ENDIAN.
11284 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
11286 * builtins.c (fold_builtin_strchr): Remove function.
11287 (fold_builtin_strrchr): Likewise.
11288 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
11289 * gimple-fold.c (target_char_cst_p): New function.
11290 (gimple_fold_builtin_strchr) Add more foldings.
11291 (gimple_fold_builtin): Add index, strrchr, rindex cases.
11293 2016-10-05 Richard Biener <rguenther@suse.de>
11295 PR middle-end/77863
11296 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
11297 capture ids in c-exprs.
11299 2016-10-05 Richard Biener <rguenther@suse.de>
11301 PR middle-end/77826
11302 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
11303 with types_match for GIMPLE code gen to handle type mismatched
11304 constants properly.
11305 (dt_operand::gen): Adjust.
11306 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
11309 2016-10-05 Richard Biener <rguenther@suse.de>
11311 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
11313 2016-10-05 Richard Biener <rguenther@suse.de>
11315 PR middle-end/77842
11316 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
11318 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
11320 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
11321 version check to protect only DW_TAG_imported_module generation.
11323 2016-10-05 Richard Biener <rguenther@suse.de>
11325 PR middle-end/55152
11326 * match.pd (min(a,-a) -> -abs(a)): New pattern.
11328 2016-10-04 Ian Lance Taylor <iant@golang.org>
11330 * explow.c (allocate_dynamic_stack_space): Call
11331 do_pending_stack_adjust before handling flag_split_stack.
11333 2016-10-04 David Malcolm <dmalcolm@redhat.com>
11335 * genattrtab.c (make_internal_attr): Supply dummy column number to
11336 file_location ctor.
11338 * genoutput.c (init_insn_for_nothing): Likewise.
11339 * gensupport.c (add_define_attr): Likewise.
11340 * read-md.c (message_at_1): Print column number.
11341 (fatal_with_file_and_line): Likewise.
11342 (rtx_reader::read_char): Track column numbers.
11343 (rtx_reader::unread_char): Likewise.
11344 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
11345 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
11346 (rtx_reader::handle_file): Initialize m_read_md_colno.
11347 (rtx_reader::get_current_location): Supply column number to
11348 file_location ctor.
11349 * read-md.h (struct file_location): Add field "colno".
11350 (file_location::file_location): Likewise.
11351 (rtx_reader::get_colno): New accessor.
11352 (rtx_reader::m_read_md_colno): New field.
11353 (rtx_reader::m_last_line_colno): New field.
11355 2016-10-04 Jakub Jelinek <jakub@redhat.com>
11357 * doc/extend.texi (Java Exceptions): Remove.
11358 (java_interface): Remove.
11360 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
11362 PR tree-optimization/77808
11363 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
11364 and addr are different before copying points-to information.
11366 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
11368 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
11369 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
11370 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
11371 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
11373 2016-10-04 Richard Biener <rguenther@suse.de>
11375 PR tree-optimization/77399
11376 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
11377 verify the target can convert.
11379 2016-10-04 Richard Biener <rguenther@suse.de>
11381 PR middle-end/77833
11382 * explow.c (plus_constant): Verify the mode of the constant
11383 pool offset before calling plus_constant.
11385 2016-10-04 Richard Biener <rguenther@suse.de>
11387 PR middle-end/77407
11388 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
11389 type support, mark with :C.
11390 (X / -X -> -1): Mark with :C.
11392 2016-10-04 Jakub Jelinek <jakub@redhat.com>
11394 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
11395 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
11396 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
11397 * doc/tm.texi: Regenerated.
11398 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
11399 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
11400 * config/darwin.h (JCR_SECTION_NAME): Remove.
11401 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
11402 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
11403 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
11404 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
11405 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
11406 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
11408 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11410 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
11411 between "because" and "param" in dump message in call to fprintf.
11413 2016-10-03 Jeff Law <law@redhat.com>
11415 PR tree-optimization/71550
11416 PR tree-optimization/71403
11417 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
11418 (profitable_jump_thread_path): Also return boolean indicating if
11419 the realized path will create an irreducible loop.
11420 Remove loop depth tests from 71403.
11421 (fsm_find_control_statement_thread_paths): Remove loop depth tests
11422 from 71403. If threading will create an irreducible loop, then
11423 throw away loop iteration and related information.
11425 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
11427 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
11428 -Woverloaded-virtual checks for warning options.
11429 * configure: Regenerate.
11431 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
11433 PR preprocessor/77699
11434 * input.c (maybe_grow): Don't allocate one byte extra headroom.
11435 (get_next_line): Return false on error.
11436 (read_next_line): Removed, use get_next_line instead.
11437 (read_line_num): Don't copy the line.
11438 (location_get_source_line): Don't use static data.
11439 (selftest::test_reading_source_line): Add more test cases.
11441 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11444 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11446 * ifcvt.c (noce_try_avoid_const_materialization): New function.
11447 (noce_process_if_block): Use it.
11449 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
11451 * doc/invoke.texi: Update -Wint-in-bool-context.
11453 2016-10-02 Jakub Jelinek <jakub@redhat.com>
11455 * dwarf2out.c (output_fde, output_call_frame_info,
11456 dwarf2out_do_cfi_startproc, set_indirect_string,
11457 gen_internal_sym, output_die, output_line_info): Use
11458 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
11459 ASM_GENERATE_INTERNAL_LABEL output.
11461 2016-10-01 Richard Biener <rguenther@suse.de>
11463 PR middle-end/77798
11464 * genmatch.c (get_operand_type): Add operand position arg
11465 and handle COND_EXPR comparison operand with fixed boolean_type_node.
11466 (expr::gen_transform): Adjust.
11467 (dt_simplify::gen_1): Likewise.
11469 2016-10-01 Jakub Jelinek <jakub@redhat.com>
11471 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
11472 comments. Simplify asserts, remove unnecessary conditions.
11474 (*<code><mode>3): Likewise.
11476 2016-09-30 Jakub Jelinek <jakub@redhat.com>
11478 * doc/invoke.texi (-Wregister): Document.
11480 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
11482 * configure.ac: Split CHECKING_P into CHECKING_P and
11483 ENABLE_EXTRA_CHECKING.
11484 * configure: Regenerated.
11485 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
11486 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
11488 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
11491 * gcc.c (process_command): For @filename handling, output
11492 the correct name if the file does not exist.
11494 2016-09-30 Marek Polacek <polacek@redhat.com>
11496 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
11497 * config/alpha/predicates.md: Likewise.
11499 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11501 * ifcvt.c (noce_try_avoid_const_materialization): New function.
11502 (noce_process_if_block): Use it.
11504 2016-09-30 Martin Liska <mliska@suse.cz>
11506 * doc/invoke.texi: Document asan-use-after-return that
11507 it's disabled by default in runtime.
11509 2016-09-30 Richard Biener <rguenther@suse.de>
11511 * tree-vrp.c (intersect_ranges): If we failed to handle
11512 the intersection choose a constant singleton range if available.
11514 2016-09-30 Richard Biener <rguenther@suse.de>
11516 PR tree-optimization/77399
11517 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
11518 float <-> int conversions.
11520 2016-09-30 Alan Modra <amodra@gmail.com>
11522 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
11524 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
11526 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
11527 ext_level before calling CPUID with 0x80000008.
11528 Simplify xgetbv checks.
11530 2016-09-29 David Malcolm <dmalcolm@redhat.com>
11532 * Makefile.in (OBJS): Add print-rtl-function.o.
11533 * print-rtl-function.c: New file.
11534 * print-rtl.h (print_rtx_function): New decl.
11536 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
11539 * config/i386/cpuid.h (__get_cpuid_count): New.
11540 (__get_cpuid): Rename __level to __leaf.
11542 2016-09-29 Marek Polacek <polacek@redhat.com>
11544 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
11546 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
11549 * builtins.c (expand_builtin_memcmp): Don't swap args unless
11550 result is only being compared with zero.
11552 2016-09-29 Marek Polacek <polacek@redhat.com>
11554 * dwarf2out.c (loc_descriptor): Add fall through comment.
11555 (add_const_value_attribute): Likewise.
11557 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
11559 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
11560 with "v6t2". Move "arch" attribute above "pool_range".
11561 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
11563 (*thumb2_movhi_vfp): Likewise.
11564 (*arm_movhi_fp16): Likewise.
11565 (*thumb2_movhi_fp16): Likewise.
11566 (*arm_movsi_vfp): Remove "arch" attribute.
11567 (*thumb2_movsi_vfp): Likewise.
11569 2016-09-29 Martin Liska <mliska@suse.cz>
11571 * doc/extend.texi: Remove limitation of Objective C for
11572 __attribute__((constructor)) and __attribute__((destructor)).
11574 2016-09-29 Richard Biener <rguenther@suse.de>
11576 PR tree-optimization/77768
11577 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11578 Handle stores to readonly memory when removing redundant stores.
11580 2016-09-29 Richard Biener <rguenther@suse.de>
11582 PR middle-end/77407
11583 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
11584 X / -X -> -1 simplifications.
11586 2016-09-29 Richard Biener <rguenther@suse.de>
11588 PR middle-end/55152
11589 * match.pd: Add max(a,-a) -> abs(a) pattern.
11590 * tree-ssa-phiopt.c (minmax_replacement): Disable for
11591 HONOR_SIGNED_ZEROS types.
11593 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
11595 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
11596 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
11598 2016-09-29 Richard Biener <rguenther@suse.de>
11600 * tree-vrp.c (set_defs_to_varying): New helper avoiding
11601 writing to vr_const_varying.
11602 (vrp_initialize): Call it.
11603 (vrp_visit_stmt): Likewise.
11604 (evrp_dom_walker::before_dom_children): Likewise.
11606 2016-09-29 Richard Biener <rguenther@suse.de>
11608 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
11609 constructors with vector elements.
11611 2016-09-29 Richard Biener <rguenther@suse.de>
11613 PR tree-optimization/77768
11614 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
11615 with stores to a place we know has a constant value.
11617 2016-09-29 Alan Modra <amodra@gmail.com>
11619 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
11620 * doc/invoke.texi: Document it.
11621 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
11622 (rs6000_passes_float): Comment.
11623 (rs6000_passes_long_double): New static var.
11624 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
11625 (init_cumulative_args): Set up to emit fp .gnu_attribute for
11626 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
11627 to include fp values returned in vectors.
11628 Set rs6000_passes_long_double.
11629 (rs6000_function_arg_advance_1): Likewise for function args.
11630 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
11631 and SPE. Emit long double tag value too.
11632 (rs6000_opt_vars): Add gnu-attr.
11633 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
11634 * configure: Regenerate.
11635 * config.in: Regenerate.
11637 2016-09-28 Jakub Jelinek <jakub@redhat.com>
11639 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
11641 (format_floating, format_string, format_directive,
11642 get_destination_size, pass_sprintf_length::handle_gimple_call):
11645 2016-09-28 Jakub Jelinek <jakub@redhat.com>
11647 * gimple-ssa-sprintf.c: Fix comment formatting.
11648 (format_integer): Use is_gimple_assign.
11649 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
11650 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
11651 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
11652 (pass_sprintf_length::execute): Use is_gimple_call.
11654 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
11656 * gimple-fold.c (gimple_fold_builtin): After failing to fold
11657 strchr, also try the generic folding.
11659 2016-09-28 Martin Sebor <msebor@redhat.com>
11662 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
11665 2016-09-28 Martin Sebor <msebor@redhat.com>
11667 PR middle-end/77683
11668 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
11669 length modifier is not expected.
11670 (format_floating): Ignore l length modifier and fail gracefuly
11671 when it isn't one of the other expected ones.
11673 2016-09-28 Martin Sebor <msebor@redhat.com>
11676 * varasm.c (assemble_addr_to_section): Increase local buffer size.
11678 2016-09-27 Richard Biener <rguenther@suse.de>
11680 * dwarf2out.c (cu_die_list): New global.
11681 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
11682 main_comp_unit_die to cu_die_list if we created it.
11683 Move break_out_includes ...
11684 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
11687 2016-09-28 Richard Biener <rguenther@suse.de>
11689 * dwarf2out.c (struct die_struct): Add removed flag.
11690 (lookup_type_die): If the DIE is marked as removed, clear
11691 TYPE_SYMTAB_DIE and return NULL.
11692 (lookup_decl_die): If the DIE is marked as removed, remove it
11693 from the hash and return NULL.
11694 (mark_removed): New helper.
11695 (prune_unused_types_prune): Call it for removed DIEs.
11696 (gen_subprogram_die): Move the premark_used_types call to after
11697 DIEs for the functions scopes are generated.
11698 (process_scope_var): Do not re-create pruned types or type decls.
11699 Make sure to also re-parent type decls.
11700 (dwarf2out_finish): Move unused type pruning and debug_types
11702 (dwarf2out_early_finish): ... here.
11704 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
11706 * config/arc/arc-c.c: New file.
11707 * config/arc/arc-c.def: Likewise.
11708 * config/arc/t-arc: Likewise.
11709 * config.gcc: Include arc-c.o as c and cpp object.
11710 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
11711 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
11712 arc_cpu_cpp_builtins.
11714 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
11716 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
11717 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
11719 2016-09-28 Nathan Sidwell <nathan@acm.org>
11721 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
11724 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
11726 PR tree-optimization/61056
11727 * gimple-fold.c (gimple_fold_builtin_strchr):
11728 New function to optimize strchr (s, 0) to strlen.
11729 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
11731 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
11733 PR tree-optimization/77724
11734 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
11735 Add tree_fits_shwi_p check.
11737 2016-09-27 Jakub Jelinek <jakub@redhat.com>
11739 * auto-inc-dec.c (try_merge): Remove break after return.
11740 * cselib.c (autoinc_split): Likewise.
11741 * explow.c (promote_mode): Likewise.
11742 * fixed-value.c (fixed_arithmetic): Likewise.
11743 * hsa.c (hsa_internal_fn::get_arity): Likewise.
11744 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
11745 * trans-mem.c (get_attrs_for): Likewise.
11746 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
11747 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
11748 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
11749 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
11750 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
11751 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
11752 * config/cris/cris.c (cris_op_str): Likewise.
11753 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
11754 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
11756 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
11758 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
11759 IFN_GOACC_REDUCTION_CODES): New.
11760 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
11761 ifn_goacc_reduction_kind): Use them.
11762 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
11763 of internal functions, when applicable.
11765 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
11767 * config/mips/constraints.md (d): Fix documentation.
11768 * doc/md.texi (Machine Constraints): Update accordingly.
11770 2016-09-27 Richard Biener <rguenther@suse.de>
11772 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
11773 cur_line_info_table initialization ...
11774 (dwarf2out_assembly_start): ... here.
11776 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
11778 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
11779 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
11780 (*thumb2_movhi_vfp): Likewise.
11781 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
11782 template. Expand predicable attribute to mark VMOV.F16 as not
11783 predicable. Add "arch" attribute.
11784 (*thumb2_movhi_fp16): Likewise.
11785 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
11786 (*thumb2_movsi_vfp): Add "arch" attribute.
11788 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
11790 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
11793 2016-09-27 Marek Polacek <polacek@redhat.com>
11795 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
11798 * config/c6x/c6x.h: Adjust fall through comment.
11799 * config/sh/sh.c (final_prescan_insn): Likewise.
11800 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
11801 (visium_expand_fp_cstore): Likewise.
11803 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11805 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
11806 expected by -Wimplicit-fallthrough.
11807 (thumb1_size_rtx_costs): Likewise.
11808 (thumb2_reorg): Likewise.
11809 (tls_mentioned_p): Add "Fall through" comment.
11810 (thumb2_reorg): Likewise.
11811 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
11812 comment form expected by -Wimplicit-fallthrough.
11814 2016-09-27 Martin Liska <mliska@suse.cz>
11816 PR gcov-profile/46266
11817 * input.h (RESERVED_LOCATION_P): New macro.
11818 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
11819 instread of comparison with UNKNOWN_LOCATION.
11821 2016-09-27 Richard Biener <rguenther@suse.de>
11823 PR tree-optimization/77745
11824 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11825 When removing redundant stores make sure to check compatibility
11826 of the TBAA state for downstream accesses.
11827 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
11828 value-numbering virtual operands for store matches.
11830 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
11833 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
11834 movrt patterns. Match them before anything else in the SET case.
11836 2016-09-27 Martin Liska <mliska@suse.cz>
11838 PR gcov-profile/7970
11839 PR gcov-profile/16855
11840 PR gcov-profile/44779
11841 * coverage.c (build_gcov_exit_decl): New function.
11842 (coverage_obj_init): Call the function and generate __gcov_exit
11844 * doc/gcov.texi: Document when __gcov_exit function is called.
11846 2016-09-27 Marek Polacek <polacek@redhat.com>
11849 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
11850 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
11851 -Wno-error instead of -Wno-implicit-fallthrough.
11853 2016-09-27 Martin Liska <mliska@suse.cz>
11856 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
11858 2016-09-27 Jakub Jelinek <jakub@redhat.com>
11860 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
11861 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
11862 comments. Remove break after return.
11863 (ix86_fp_compare_code_to_integer, has_dispatch,
11864 ix86_simd_clone_usable): Remove break after return.
11866 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
11868 PR rlt-optimization/77714
11869 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
11872 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
11875 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
11876 extract_range_from_unary_expr to convert value_range.
11877 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
11878 (extract_range_from_unary_expr): This.
11879 * tree-vrp.h (extract_range_from_unary_expr): Declare.
11881 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
11883 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
11885 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11887 * config/i386/i386.c (ix86_print_operand)
11888 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
11889 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
11890 (epilogue_renumber): Likewise.
11892 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
11894 PR middle-end/77719
11895 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
11896 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
11898 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
11900 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
11901 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
11902 is_mm_seq_cst, is_mm_sync): Move to ...
11903 * memmodel.h: This. New file.
11904 * builtins.c: Include memmodel.h.
11905 * optabs.c: Likewise.
11906 * tsan.c: Likewise.
11907 * config/aarch64/aarch64.c: Likewise.
11908 * config/alpha/alpha.c: Likewise.
11909 * config/arm/arm.c: Likewise.
11910 * config/i386/i386.c: Likewise.
11911 * config/ia64/ia64.c: Likewise.
11912 * config/mips/mips.c: Likewise.
11913 * config/rs6000/rs6000.c: Likewise.
11914 * config/sparc/sparc.c: Likewise.
11915 * genconditions.c: Include memmodel.h in generated file.
11916 * genemit.c: Likewise.
11917 * genoutput.c: Likewise.
11918 * genpeep.c: Likewise.
11919 * genpreds.c: Likewise.
11920 * genrecog.c: Likewise.
11922 2016-09-26 David Malcolm <dmalcolm@redhat.com>
11924 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
11925 "c" instead when parsing characters. Move operand parsing into...
11926 (read_rtx_operand): ...this new function, renaming "i" to "idx",
11927 and tightening the scope of various locals.
11929 2016-09-26 Liu Hao <lh_mouse@126.com>
11931 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
11933 2016-09-26 Marek Polacek <polacek@redhat.com>
11935 * system.h: Use __has_attribute to check whether the fallthrough
11936 attribute is supported.
11938 2016-09-26 Marek Polacek <polacek@redhat.com>
11940 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
11941 gimple_call_internal_p.
11942 * ipa-split.c (find_return_bb): Likewise.
11943 (execute_split_functions): Likewise.
11944 * omp-low.c (dump_oacc_loop_part): Likewise.
11945 (oacc_loop_xform_head_tail): Likewise.
11946 * predict.c (predict_loops): Likewise.
11947 * sanopt.c (pass_sanopt::execute): Likewise.
11948 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
11949 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
11950 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
11951 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
11952 (expand_ifn_va_arg): Likewise.
11953 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
11954 (optimize_mask_stores): Likewise.
11955 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
11956 (vect_transform_stmt): Likewise.
11957 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
11958 * tsan.c (instrument_memory_accesses): Likewise.
11960 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11961 Alexander Monakov <amonakov@ispras.ru>
11963 * regrename.c (rename_chains): Check
11964 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
11965 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
11966 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
11968 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11970 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
11971 (s390_sched_score): Likewise.
11973 2016-09-26 Martin Liska <mliska@suse.cz>
11975 * doc/gcov.texi: Update program output of gcov tool.
11977 2016-09-26 Martin Liska <mliska@suse.cz>
11979 PR gcov-profile/23332
11980 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
11981 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
11982 * value-prof.c (dump_histogram_value): Do not handle
11983 HIST_TYPE_CONST_DELTA.
11984 (stream_in_histogram_value): Likewise.
11985 (gimple_find_values_to_profile): Likewise.
11986 * value-prof.h (enum hist_type): Likewise.
11988 2016-09-26 Martin Liska <mliska@suse.cz>
11990 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
11991 from default sanitize recover values.
11992 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
11993 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
11994 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
11996 * opts.c (finish_options): Do a generic loop over options
11997 that can be recovered.
11998 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
12000 (common_handle_option): Likewise.
12001 * opts.h: Declare can_recover to sanitizer_opts_s.
12003 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
12005 * target.def(elf_flags_numeric): Change documentation to present tense.
12006 * doc/tm.texi: Regenerate.
12008 2016-09-26 Marek Polacek <polacek@redhat.com>
12011 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
12012 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
12013 -Wno-switch-fallthrough.
12014 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
12015 (expand_builtin): Likewise.
12016 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
12017 * convert.c (convert_to_real_1): Likewise.
12018 (convert_to_integer_1): Likewise.
12019 * final.c (output_alternate_entry_point): Likewise.
12020 * genattrtab.c (make_canonical): Likewise.
12021 (write_test_expr): Likewise.
12022 * genpreds.c (validate_exp): Likewise.
12023 * gimple-ssa-strength-reduction.c
12024 (find_candidates_dom_walker::before_dom_children): Likewise.
12025 * godump.c (go_format_type): Likewise.
12026 * reload1.c (elimination_effects): Likewise.
12027 * resource.c (mark_referenced_resources): Likewise.
12028 (mark_set_resources): Likewise.
12029 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
12030 * varasm.c (output_addressed_constants): Likewise.
12032 2016-09-26 Marek Polacek <polacek@redhat.com>
12035 * common.opt (Wimplicit-fallthrough): New option.
12036 * doc/extend.texi: Document statement attributes and the fallthrough
12038 * doc/invoke.texi: Document -Wimplicit-fallthrough.
12039 * gimple.h (gimple_call_internal_p): New function.
12040 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
12041 (struct label_entry): New struct.
12042 (find_label_entry): New function.
12043 (case_label_p): New function.
12044 (collect_fallthrough_labels): New function.
12045 (last_stmt_in_scope): New function.
12046 (should_warn_for_implicit_fallthrough): New function.
12047 (warn_implicit_fallthrough_r): New function.
12048 (maybe_warn_implicit_fallthrough): New function.
12049 (expand_FALLTHROUGH_r): New function.
12050 (expand_FALLTHROUGH): New function.
12051 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
12052 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
12053 (gimplify_label_expr): New function.
12054 (gimplify_case_label_expr): Set location.
12055 (gimplify_expr): Call gimplify_label_expr.
12056 * internal-fn.c (expand_FALLTHROUGH): New function.
12057 * internal-fn.def (FALLTHROUGH): New internal function.
12058 * langhooks.c (lang_GNU_OBJC): New function.
12059 * langhooks.h (lang_GNU_OBJC): Declare.
12060 * system.h (gcc_fallthrough): Define.
12061 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
12062 * tree.h (FALLTHROUGH_LABEL_P): Define.
12064 2016-09-26 Richard Biener <rguenther@suse.de>
12066 * dwarf2out.c (stripattributes): Remove unused function.
12067 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
12068 Push dwarf_split_debug_info handling into init_sections_and_labels.
12069 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
12070 (DEBUG_MACRO_SECTION_FLAGS): Remove.
12071 (debug_macinfo_section_name): New global.
12072 (output_macinfo): Use debug_macinfo_section_name.
12073 (init_sections_and_labels): Split out section and label generation
12074 from dwarf2out_init. Set debug_macinfo_section_name.
12075 (dwarf2out_init): Move text section label generation and emission
12077 (dwarf2out_assembly_start): ... here.
12078 (dwarf2out_finish): Call init_sections_and_labels before DWARF
12081 2016-09-26 Richard Biener <rguenther@suse.de>
12084 * cgraphunit.c (analyze_functions): Before early removing
12085 global vars calls the late_global_decl debug handler mark
12086 the variable as readonly.
12088 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
12091 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
12092 (sh_rtx_costs): Handle SET of movt and movrt patterns.
12093 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
12094 declare new overloads.
12095 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
12098 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
12100 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
12101 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
12103 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
12105 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
12106 * configure: Regenerate.
12108 2016-09-24 Marek Polacek <polacek@redhat.com>
12111 * doc/invoke.texi: Document -Wbool-operation.
12113 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
12115 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
12116 * config/rs6000/rs6000.c (expand_block_compare): New function used by
12117 cmpmemsi pattern to do builtin expansion of memcmp ().
12118 (compute_current_alignment): Add helper function for
12119 expand_block_compare used to compute alignment as the compare proceeds.
12120 (select_block_compare_mode): Used by expand_block_compare to select
12121 the mode used for reading the next chunk of bytes in the compare.
12122 (do_load_for_compare): Used by expand_block_compare to emit the load
12123 insns for the compare.
12124 (rs6000_emit_dot_insn): Moved this function to avoid a forward
12125 reference from expand_block_compare ().
12126 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
12127 prototype for this function.
12128 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
12129 target option for controlling how much code inline expansion of
12130 memcmp() will be allowed to generate.
12132 2016-09-23 Jakub Jelinek <jakub@redhat.com>
12134 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
12135 hook_bool_mode_false, hook_bool_mode_true,
12136 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
12137 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
12138 hook_bool_const_rtx_insn_const_rtx_insn_true,
12139 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
12140 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
12141 hook_bool_const_tree_hwi_hwi_const_tree_false,
12142 hook_bool_const_tree_hwi_hwi_const_tree_true,
12143 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
12144 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
12145 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
12146 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
12147 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
12148 hook_bool_const_tree_true, hook_bool_tree_tree_false,
12149 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
12150 hook_bool_rtx_insn_true, hook_bool_rtx_false,
12151 hook_bool_uintp_uintp_false,
12152 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
12153 hook_rtx_tree_int_null, hook_uint_mode_0,
12154 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
12155 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
12156 hook_constcharptr_const_rtx_insn_null,
12157 hook_constcharptr_const_tree_const_tree_null,
12158 hook_constcharptr_int_const_tree_null,
12159 hook_constcharptr_int_const_tree_const_tree_null,
12160 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
12161 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
12162 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
12164 * vec.h (vNULL): Extend comment to say = vNULL initialization
12165 isn't needed for static vars.
12167 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
12168 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
12169 = vNULL initialization of file scope vec.
12170 * passes.c (pass_tab, enabled_pass_uid_range_tab,
12171 disabled_pass_uid_range_tab): Likewise.
12172 * haifa-sched.c (sched_luids, h_i_d): Likewise.
12173 * tree-chkp-opt.c (check_infos): Likewise.
12174 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
12176 * vec.h (vnull::operator vec): Add constexpr keyword for
12179 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
12181 PR tree-optimization/77654
12182 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
12183 to duplicate_ssa_name_ptr_info.
12185 2016-09-23 David Malcolm <dmalcolm@redhat.com>
12187 PR preprocessor/77672
12188 * input.c (selftest::test_lexer_string_locations_simple): Update
12189 test to expect location information of the terminator character
12190 at the location of the final closing quote.
12191 (selftest::test_lexer_string_locations_hex): Likewise.
12192 (selftest::test_lexer_string_locations_oct): Likewise.
12193 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
12194 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
12195 (selftest::test_lexer_string_locations_ucn4): Likewise.
12196 (selftest::test_lexer_string_locations_ucn8): Likewise.
12197 (selftest::test_lexer_string_locations_u8): Likewise.
12198 (selftest::test_lexer_string_locations_utf8_source): Likewise.
12199 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
12200 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
12201 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
12202 (selftest::test_lexer_string_locations_macro): Likewise.
12203 (selftest::test_lexer_string_locations_long_line): Likewise.
12205 2016-09-23 Richard Biener <rguenther@suse.de>
12207 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
12208 virtual definition to virtual use if the call devirtualizes
12209 to a const or pure function.
12210 (visit_use): Also visit calls we can devirtualize to a
12211 const or pure function.
12213 2016-09-23 Richard Biener <rguenther@suse.de>
12215 PR tree-optimization/77697
12216 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
12217 signal error if we have sth ternary or unhandled.
12219 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12221 * config/arm/arm_neon.h (vabd_f16): New.
12255 (vcvt_f16_s16): New.
12256 (vcvt_f16_u16): New.
12257 (vcvt_s16_f16): New.
12258 (vcvt_u16_f16): New.
12259 (vcvtq_f16_s16): New.
12260 (vcvtq_f16_u16): New.
12261 (vcvtq_s16_f16): New.
12262 (vcvtq_u16_f16): New.
12263 (vcvta_s16_f16): New.
12264 (vcvta_u16_f16): New.
12265 (vcvtaq_s16_f16): New.
12266 (vcvtaq_u16_f16): New.
12267 (vcvtm_s16_f16): New.
12268 (vcvtm_u16_f16): New.
12269 (vcvtmq_s16_f16): New.
12270 (vcvtmq_u16_f16): New.
12271 (vcvtn_s16_f16): New.
12272 (vcvtn_u16_f16): New.
12273 (vcvtnq_s16_f16): New.
12274 (vcvtnq_u16_f16): New.
12275 (vcvtp_s16_f16): New.
12276 (vcvtp_u16_f16): New.
12277 (vcvtpq_s16_f16): New.
12278 (vcvtpq_u16_f16): New.
12279 (vcvt_n_f16_s16): New.
12280 (vcvt_n_f16_u16): New.
12281 (vcvtq_n_f16_s16): New.
12282 (vcvtq_n_f16_u16): New.
12283 (vcvt_n_s16_f16): New.
12284 (vcvt_n_u16_f16): New.
12285 (vcvtq_n_s16_f16): New.
12286 (vcvtq_n_u16_f16): New.
12294 (vmaxnmq_f16): New.
12298 (vminnmq_f16): New.
12300 (vmul_lane_f16): New.
12303 (vmulq_lane_f16): New.
12304 (vmulq_n_f16): New.
12311 (vrecpeq_f16): New.
12324 (vrsqrte_f16): New.
12325 (vrsqrteq_f16): New.
12327 (vrecpsq_f16): New.
12328 (vrsqrts_f16): New.
12329 (vrsqrtsq_f16): New.
12333 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12335 * config.gcc (extra_headers): Add arm_fp16.h
12336 * config/arm/arm_fp16.h: New.
12337 * config/arm/arm_neon.h: Include "arm_fp16.h".
12339 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12341 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
12343 (vmulf): New (v8hf, v4hf variants).
12344 (vfma): New (v8hf, v4hf variants).
12345 (vfms): New (v8hf, v4hf variants).
12346 (vsub): New (v8hf, v4hf variants).
12347 (vcage): New (v8hf, v4hf variants).
12348 (vcagt): New (v8hf, v4hf variants).
12349 (vcale): New (v8hf, v4hf variants).
12350 (vcalt): New (v8hf, v4hf variants).
12351 (vceq): New (v8hf, v4hf variants).
12352 (vcgt): New (v8hf, v4hf variants).
12353 (vcge): New (v8hf, v4hf variants).
12354 (vcle): New (v8hf, v4hf variants).
12355 (vclt): New (v8hf, v4hf variants).
12356 (vceqz): New (v8hf, v4hf variants).
12357 (vcgez): New (v8hf, v4hf variants).
12358 (vcgtz): New (v8hf, v4hf variants).
12359 (vcltz): New (v8hf, v4hf variants).
12360 (vclez): New (v8hf, v4hf variants).
12361 (vabd): New (v8hf, v4hf variants).
12362 (vmaxf): New (v8hf, v4hf variants).
12363 (vmaxnm): New (v8hf, v4hf variants).
12364 (vminf): New (v8hf, v4hf variants).
12365 (vminnm): New (v8hf, v4hf variants).
12366 (vpmaxf): New (v4hf variant).
12367 (vpminf): New (v4hf variant).
12368 (vpadd): New (v4hf variant).
12369 (vrecps): New (v8hf, v4hf variants).
12370 (vrsqrts): New (v8hf, v4hf variants).
12371 (vabs): New (v8hf, v4hf variants).
12372 (vneg): New (v8hf, v4hf variants).
12373 (vrecpe): New (v8hf, v4hf variants).
12374 (vrnd): New (v8hf, v4hf variants).
12375 (vrnda): New (v8hf, v4hf variants).
12376 (vrndm): New (v8hf, v4hf variants).
12377 (vrndn): New (v8hf, v4hf variants).
12378 (vrndp): New (v8hf, v4hf variants).
12379 (vrndx): New (v8hf, v4hf variants).
12380 (vrsqrte): New (v8hf, v4hf variants).
12381 (vmul_lane): Add v4hf and v8hf variants.
12382 (vmul_n): Add v4hf and v8hf variants.
12383 (vext): New (v8hf, v4hf variants).
12384 (vcvts): New (v8hi, v4hi variants).
12385 (vcvts): New (v8hf, v4hf variants).
12386 (vcvtu): New (v8hi, v4hi variants).
12387 (vcvtu): New (v8hf, v4hf variants).
12388 (vcvts_n): New (v8hf, v4hf variants).
12389 (vcvtu_n): New (v8hi, v4hi variants).
12390 (vcvts_n): New (v8hi, v4hi variants).
12391 (vcvtu_n): New (v8hf, v4hf variants).
12392 (vbsl): New (v8hf, v4hf variants).
12393 (vcvtas): New (v8hf, v4hf variants).
12394 (vcvtau): New (v8hf, v4hf variants).
12395 (vcvtms): New (v8hf, v4hf variants).
12396 (vcvtmu): New (v8hf, v4hf variants).
12397 (vcvtns): New (v8hf, v4hf variants).
12398 (vcvtnu): New (v8hf, v4hf variants).
12399 (vcvtps): New (v8hf, v4hf variants).
12400 (vcvtpu): New (v8hf, v4hf variants).
12402 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12404 * config/arm/arm-builtins.c (hf_UP): New.
12406 (vfp_builtin_data): New. Update comment.
12407 (enum arm_builtins): Include "arm_vfp_builtins.def".
12408 (ARM_BUILTIN_VFP_PATTERN_START): New.
12409 (arm_init_vfp_builtins): New.
12410 (arm_init_builtins): Add arm_init_vfp_builtins.
12411 (arm_expand_vfp_builtin): New.
12412 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
12414 * config/arm/arm_vfp_builtins.def: New file.
12415 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
12416 (arm-builtins.o): Likewise.
12418 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
12421 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
12422 from constant while creating value range.
12424 2016-09-23 Renlin Li <renlin.li@arm.com>
12426 * ira.c (ira): Move ira_use_lra_p initialization code to ...
12427 (ira_init_once): Here.
12429 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
12430 Jakub Jelinek <jakub@redhat.com>
12432 * hooks.h (hook_uint_uintp_false): Rename to...
12433 (hook_bool_uint_uintp_false): ... this.
12434 * hooks.c (hook_uint_uintp_false): Rename to...
12435 (hook_bool_uint_uintp_false): ... this.
12436 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
12437 instead of hook_uint_uintp_false.
12439 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12441 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
12442 (arm_init_builtins): Move body of a loop to the standalone
12443 function arm_init_neon_builtin.
12444 (arm_expand_neon_builtin_1): New. Update comment. Function body
12445 moved from arm_neon_builtin with some white-space fixes.
12446 (arm_expand_neon_builtin): Move code into the standalone function
12447 arm_expand_neon_builtin_1.
12449 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12451 * config/arm/iterators.md (VCVTHI): New.
12452 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
12453 (NEON_VAGLTE): New.
12454 (VFM_LANE_AS): New.
12456 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
12457 (V_HALF): Add V4HF. Fix white-space.
12458 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
12459 (V_s_elem): Likewise.
12460 (V_sz_elem): Fix white-space.
12461 (V_elem_ch): Likewise.
12463 (scalar_mul_constraint): Add V8HF and V4HF.
12464 (Is_float_mode): Fix white-space.
12465 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
12466 (q): Add HF. Fix white-space.
12469 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
12470 (neon_vfm_lane_as): New.
12471 * config/arm/neon.md (add<mode>3_fp16): New.
12472 (sub<mode>3_fp16): New.
12473 (mul<mode>3add<mode>_neon): New.
12474 (fma<VH:mode>4_intrinsic): New.
12475 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
12476 (fmsub<VH:mode>4_intrinsic): New.
12477 (<absneg_str><mode>2): New.
12478 (neon_v<absneg_str><mode>): New.
12479 (neon_v<fp16_rnd_str><mode>): New.
12480 (neon_vrsqrte<mode>): New.
12481 (neon_vpaddv4hf): New.
12482 (neon_vadd<mode>): New.
12483 (neon_vsub<mode>): New.
12484 (neon_vmulf<mode>): New.
12485 (neon_vfma<VH:mode>): New.
12486 (neon_vfms<VH:mode>): New.
12487 (neon_vc<cmp_op><mode>): New.
12488 (neon_vc<cmp_op><mode>_fp16insn): New
12489 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
12490 (neon_vca<cmp_op><mode>): New.
12491 (neon_vca<cmp_op><mode>_fp16insn): New.
12492 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
12493 (neon_vc<cmp_op>z<mode>): New.
12494 (neon_vabd<mode>): New.
12495 (neon_v<maxmin>f<mode>): New.
12496 (neon_vp<maxmin>fv4hf: New.
12497 (neon_<fmaxmin_op><mode>): New.
12498 (neon_vrecps<mode>): New.
12499 (neon_vrsqrts<mode>): New.
12500 (neon_vrecpe<mode>): New (VH variant).
12501 (neon_vdup_lane<mode>_internal): New.
12502 (neon_vdup_lane<mode>): New.
12503 (neon_vcvt<sup><mode>): New (VCVTHI variant).
12504 (neon_vcvt<sup><mode>): New (VH variant).
12505 (neon_vcvt<sup>_n<mode>): New (VH variant).
12506 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
12507 (neon_vcvt<vcvth_op><sup><mode>): New.
12508 (neon_vmul_lane<mode>): New.
12509 (neon_vmul_n<mode>): New.
12510 * config/arm/unspecs.md (UNSPEC_VCALE): New
12511 (UNSPEC_VCALT): New.
12512 (UNSPEC_VFMA_LANE): New.
12513 (UNSPECS_VFMS_LANE): New.
12515 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12517 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
12518 ("*extzv<mode><clobbercc_or_nocc>"):
12519 Correct a typo in a comment.
12521 ("*insv<mode>_zEC12", "*insv<mode>_z10")
12522 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
12523 ("*insv<mode>_zEC12_appendbitsleft")
12524 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
12525 ("*insv<mode>_z10_appendbitsleft"): Ditto.
12526 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
12527 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
12528 Provide pattern with operands switched.
12529 ("*pre_z10_extv<mode>"):
12530 Use new subst patterns.
12531 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
12532 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
12533 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
12534 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
12535 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
12536 ("*<risbg_n>_sidi_ior_and_lshiftrt")
12537 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
12539 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
12540 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
12541 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
12543 ("SINT"): New mode_iterator with SI, HI, QI.
12544 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
12545 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
12548 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12550 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
12551 new interface of s390_contiguous_bitmask_p.
12552 ("contiguous_bitmask_nowrap_operand"): New predicate.
12553 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
12554 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
12555 of s390_contiguous_bitmask_p.
12556 ("NxxDw"): Rename NxxDq constraint to NxxDw.
12557 ("NxxSw"): New constraint.
12558 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
12559 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
12561 (s390_contiguous_bitmask_nowrap_p): Export.
12562 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
12563 former s390_contiguous_bitmask_p.
12564 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
12565 detect contiguous bit ranges with wraparound. Change signature to
12566 return START and END position instead of POS and LENGTH.
12567 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
12568 ranges with wraparound.
12569 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
12570 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
12571 Adapt to new signature of s390_contiguous_bitmask_p.
12573 2016-09-23 Bin Cheng <bin.cheng@arm.com>
12575 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
12576 (create_intersect_range_checks): New.
12577 (vect_create_cond_for_alias_checks): Call above function.
12579 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12581 * config/arm/iterators.md (Code iterators): Fix some white-space
12585 (FCVT): Moved from vfp.md.
12586 (VCVT_HF_US_N): New.
12587 (VCVT_SI_US_N): New.
12592 (FCVTI32typename): Moved from vfp.md.
12593 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
12594 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
12595 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
12596 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
12597 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
12599 (fp16_rnd_str): New.
12600 (fp16_rnd_insn): New.
12601 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
12602 (UNSPEC_VCVT_HF_U_N): New.
12603 (UNSPEC_VCVT_SI_S_N): New.
12604 (UNSPEC_VCVT_SI_U_N): New.
12605 (UNSPEC_VCVTH_S): New.
12606 (UNSPEC_VCVTH_U): New.
12607 (UNSPEC_VCVTA_S): New.
12608 (UNSPEC_VCVTA_U): New.
12609 (UNSPEC_VCVTM_S): New.
12610 (UNSPEC_VCVTM_U): New.
12611 (UNSPEC_VCVTN_S): New.
12612 (UNSPEC_VCVTN_U): New.
12613 (UNSPEC_VCVTP_S): New.
12614 (UNSPEC_VCVTP_U): New.
12615 (UNSPEC_VCVTP_S): New.
12616 (UNSPEC_VCVTP_U): New.
12617 (UNSPEC_VRND): New.
12618 (UNSPEC_VRNDA): New.
12619 (UNSPEC_VRNDI): New.
12620 (UNSPEC_VRNDM): New.
12621 (UNSPEC_VRNDN): New.
12622 (UNSPEC_VRNDP): New.
12623 (UNSPEC_VRNDX): New.
12624 * config/arm/vfp.md (<absneg_str>hf2): New.
12625 (neon_vabshf): New.
12626 (neon_v<fp16_rnd_str>hf): New.
12627 (neon_vrndihf): New.
12632 (*mulsf3neghf_vfp): New.
12633 (*negmulhf3_vfp): New.
12634 (*mulsf3addhf_vfp): New.
12635 (*mulhf3subhf_vfp): New.
12636 (*mulhf3neghfaddhf_vfp): New.
12637 (*mulhf3neghfsubhf_vfp): New.
12639 (neon_vfmahf): New.
12640 (fmsubhf4_fp16): New.
12641 (neon_vfmshf): New.
12644 (neon_vsqrthf): New.
12645 (neon_vrsqrtshf): New.
12646 (FCVT): Move to iterators.md.
12647 (FCVTI32typename): Likewise.
12648 (neon_vcvth<sup>hf): New.
12649 (neon_vcvth<sup>si): New.
12650 (neon_vcvth<sup>_nhf_unspec): New.
12651 (neon_vcvth<sup>_nhf): New.
12652 (neon_vcvth<sup>_nsi_unspec): New.
12653 (neon_vcvth<sup>_nsi): New.
12654 (neon_vcvt<vcvth_op>h<sup>si): New.
12655 (neon_<fmaxmin_op>hf): New.
12657 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12659 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
12660 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
12661 ("*insv<mode>_zEC12_appendbitsleft")
12662 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
12663 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
12665 2016-09-23 Jakub Jelinek <jakub@redhat.com>
12667 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
12668 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
12669 construct values without normalization.
12670 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
12671 static local lhs_ops to vNULL.
12673 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12674 Jiong Wang <jiong.wang@arm.com>
12676 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
12677 available when FP16 instructions are available.
12678 (output_move_vfp): Add support for 16-bit data moves.
12679 (arm_validize_comparison): Fix some white-space. Support HFmode
12680 by conversion to SFmode.
12681 * config/arm/arm.md (truncdfhf2): Fix a comment.
12682 (extendhfdf2): Likewise.
12684 (movsicc): Fix some white-space.
12686 (movsfcc): Fix some white-space.
12688 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
12689 instructions are available.
12690 (*thumb2_movhi_vfp): Likewise.
12691 (*arm_movhi_fp16): New.
12692 (*thumb2_movhi_fp16): New.
12693 (*movhf_vfp_fp16): New.
12694 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
12695 (*movhf_vfp): Likewise.
12696 (extendhfsf2): Enable when VFP FP16 instructions are available.
12697 (truncsfhf2): Enable when VFP FP16 instructions are available.
12699 2016-09-23 Martin Liska <mliska@suse.cz>
12701 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
12703 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12705 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
12707 (arm_evpc_neon_vtrn): Likewise.
12708 (arm_evpc_neon_vrev): Likewise.
12709 (arm_evpc_neon_vext): Likewise.
12710 * config/arm/arm_neon.h (vbsl_f16): New.
12713 (vdupq_n_f16): New.
12714 (vdup_lane_f16): New.
12715 (vdupq_lane_f16): New.
12719 (vmovq_n_f16): New.
12721 (vrev64q_f16): New.
12728 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
12729 (vdup_lane): New (v8hf, v4hf variants).
12730 (vext): New (v8hf, v4hf variants).
12731 (vbsl): New (v8hf, v4hf variants).
12732 * config/arm/iterators.md (VDQWH): New.
12734 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
12735 (Scalar_mul_8_16): Fix white-space.
12736 (Is_d_reg): Add V4HF and V8HF.
12737 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
12738 (neon_vdup_lane<mode>): New.
12739 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
12740 (*neon_vtrn<mode>_insn): Likewise.
12741 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
12742 (*neon_vzip<mode>_insn): Likewise
12743 (neon_vuzp<mode>_internal): Likewise.
12744 (*neon_vuzp<mode>_insn): Likewise
12745 * config/arm/vec-common.md (vec_perm_const<mode>): New.
12747 2016-09-23 Jiong Wang <jiong.wang@arm.com>
12748 Matthew Wahab <matthew.wahab@arm.com>
12750 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
12751 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
12752 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
12753 available. Also fix some white-space.
12754 * config/arm/vfp.md (*arm_movhi_vfp): New.
12755 (*thumb2_movhi_vfp): New.
12757 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12759 * config/arm/arm-c.c (arm_cpu_builtins): Define
12760 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
12761 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
12763 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12765 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
12766 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
12767 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
12768 arm_v8_2a_fp16_neon_hw.
12769 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
12772 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12774 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
12775 arm_fp16_alternative_ok and arm_fp16_none_ok.
12777 2016-09-23 Martin Liska <mliska@suse.cz>
12779 * ipa-icf.c (sem_variable::merge): Replace adress with address.
12781 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12783 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
12784 ("armv8.2-a"): New.
12785 ("armv8.2-a+fp16"): New.
12786 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
12787 (FL2_FP16INST): New.
12788 (FL2_FOR_ARCH8_2A): New.
12789 * config/arm/arm-tables.opt: Regenerate.
12790 * config/arm/arm.c (arm_arch8_2): New.
12791 (arm_fp16_inst): New.
12792 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
12793 for incompatible fp16-format settings.
12794 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
12795 (TARGET_NEON_FP16INST): New.
12796 (arm_arch8_2): Declare.
12797 (arm_fp16_inst): Declare.
12798 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
12799 march=armv8.2-a and march=armv8.2-a+fp16.
12800 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
12801 and armv8.2-a+fp16.
12802 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
12803 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
12805 2016-09-23 Martin Liska <mliska@suse.cz>
12807 * doc/extend.texi: Remove fused-madd from i386 target options.
12809 2016-09-23 Martin Liska <mliska@suse.cz>
12811 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
12814 2016-09-23 Martin Liska <mliska@suse.cz>
12816 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
12819 2016-09-23 Martin Liska <mliska@suse.cz>
12822 * config/i386/i386.c (ix86_option_override_internal): Change
12823 signature and return false when there's an error related to
12825 (release_options_strings): New function.
12826 (ix86_valid_target_attribute_tree): Call the function.
12828 2016-09-23 Jakub Jelinek <jakub@redhat.com>
12830 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
12831 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
12832 (gen_hsa_ctor_assignment): Likewise.
12833 * print-tree.c (print_node): Likewise.
12834 * tree-dump.c (dequeue_and_dump): Likewise.
12835 * tree-sra.c (sra_modify_constructor_assign): Likewise.
12836 * expr.c (store_constructor): Likewise.
12837 * fold-const.c (operand_equal_p): Likewise.
12838 * tree-pretty-print.c (dump_generic_node): Likewise.
12839 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
12840 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
12842 2016-09-23 Richard Biener <rguenther@suse.de>
12844 * hooks.h (hook_uint_uintp_false): Declare.
12846 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
12848 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
12849 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
12851 2016-09-22 Martin Sebor <msebor@redhat.com>
12854 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
12855 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
12856 (target_int_min): Correct computation.
12857 (format_integer): Use long long as the argument for the ll length
12859 (format_floating): Use target_int_max().
12860 (get_string_length): Same.
12861 (format_string): Avoid setting the bounded flag for strings
12863 (try_substitute_return_value): Avoid setting range info when
12864 the result isn't bounded.
12865 * varasm.c (assemble_name): Increase buffer size.
12867 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
12868 Terry Guo <terry.guo@arm.com>
12870 * target.def (elf_flags_numeric): New target hook.
12871 * targhooks.h (default_asm_elf_flags_numeric): New.
12872 * varasm.c (default_asm_elf_flags_numeric): New.
12873 (default_elf_asm_named_section): Use new target hook.
12874 * config/arm/arm.opt (mpure-code): New.
12875 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
12876 * config/arm/arm.c (arm_asm_init_sections): Add section
12877 attribute to default text section if -mpure-code.
12878 (arm_option_check_internal): Diagnose use of option with
12879 non supported targets and/or options.
12880 (arm_asm_elf_flags_numeric): New.
12881 (arm_function_section): New.
12882 (arm_elf_section_type_flags): New.
12883 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
12885 * doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
12886 * doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
12888 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
12890 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
12892 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12894 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
12895 * rtl.h: Adjust prototype.
12897 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12899 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
12900 (prev_active_insn): Likewise.
12901 (active_insn_p): Likewise.
12902 * rtl.h: Adjust prototypes.
12903 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
12904 * config/arc/arc.md: Likewise.
12905 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
12906 (branch_needs_nop_p): Likewise.
12907 (use_skip_p): Likewise.
12908 * config/sh/sh.c (gen_block_redirect): Likewise.
12909 (split_branches): Likewise.
12910 * reorg.c (optimize_skip): Likewise.
12911 (fill_simple_delay_slots): Likewise.
12912 (fill_slots_from_thread): Likewise.
12913 (relax_delay_slots): Likewise.
12914 * resource.c (mark_target_live_regs): Likewise.
12916 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12918 * config/cris/cris.c (cris_asm_output_case_end): Change argument
12919 type to rtx_insn *.
12920 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
12921 (prev_nonnote_nondebug_insn): Likewise.
12922 * config/cris/cris-protos.h: Adjust prototype.
12924 * jump.c (rtx_renumbered_equal_p): Adjust.
12926 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12928 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
12929 * rtl.h: Adjust prototype.
12930 * config/sh/sh.md: Adjust.
12931 * dwarf2out.c (add_var_loc_to_decl): Likewise.
12933 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12935 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
12936 (prev_nondebug_insn): Likewise.
12937 * loop-doloop.c (doloop_condition_get): Likewise.
12938 * rtl.h: Adjust prototype.
12939 * cfgloop.h: Likewise.
12941 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12943 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
12944 (prev_nonnote_insn): Likewise.
12945 * jump.c (reversed_comparison_code_parts): Likewise.
12946 (reversed_comparison): Likewise.
12947 * rtl.h: Adjust prototypes.
12948 * config/arc/arc.md: Adjust.
12949 * cse.c (find_comparison_args): Likewise.
12950 * reorg.c (redundant_insn): Change return type to rtx_insn *.
12951 (fix_reg_dead_note): Change argument type to rtx_insn *.
12952 (delete_prior_computation): Likewise.
12953 (delete_computation): Likewise.
12954 (fill_slots_from_thread): Adjust.
12955 (relax_delay_slots): Likewise.
12956 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
12957 (simplify_relational_operation_1): Likewise.
12958 (simplify_ternary_operation): Likewise.
12960 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12962 * config/arc/arc-protos.h (arc_label_align): Change type of
12963 variables from rtx to rtx_insn *.
12964 * config/arc/arc.c (arc_label_align): Likewise.
12965 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
12966 * config/bfin/bfin.c (workaround_speculation): Likewise.
12967 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
12968 (find_last_same_clock): Likewise.
12969 (reorg_split_calls): Likewise.
12970 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
12971 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
12972 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
12973 (same_cmp_following_p): Likewise.
12974 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
12975 (same_cmp_following_p): Likwise.
12976 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
12977 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
12978 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
12979 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
12980 (rl78_alloc_physical_registers_cmp): Likewise.
12981 (rl78_alloc_physical_registers_umul): Likewise.
12982 (rl78_calculate_death_notes): Likewise.
12983 * config/s390/s390-protos.h (s390_label_align): Likewise.
12984 * config/s390/s390.c (s390_label_align): Likewise.
12985 * config/sh/sh.c (barrier_align): Likewise.
12986 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
12987 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
12988 (emit_cbcond_nop): Likewise.
12990 2016-09-22 Martin Liska <mliska@suse.cz>
12993 * ipa-icf.c (sem_variable::merge): Yield merge operation if
12994 alias address matters, not necessarily address of original.
12996 2016-09-22 Richard Biener <rguenther@suse.de>
12998 PR middle-end/77697
12999 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
13002 2016-09-22 Richard Biener <rguenther@suse.de>
13004 PR middle-end/77677
13005 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
13006 from constant folding results.
13007 (gimple_resimplify2): Likewise.
13008 (gimple_resimplify3): Likewise.
13010 2016-09-22 Richard Biener <rguenther@suse.de>
13012 PR middle-end/77678
13013 * expr.c (expand_expr_real_1): Guard array access against negative
13016 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
13018 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
13020 (format_floating): Likewise.
13022 2016-09-22 Jakub Jelinek <jakub@redhat.com>
13025 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
13026 for all IFN_GOMP_SIMD_* internal fns, not just for
13027 IFN_GOMP_SIMD_ORDERED_*.
13029 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
13032 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
13033 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
13034 instructions when you want to invert the test.
13035 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
13036 correct order for XXSEL.
13037 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
13038 for using XSCMP{EQ,GT,GE}DP.
13040 2016-09-21 David Malcolm <dmalcolm@redhat.com>
13042 * genconstants.c (main): Introduce noop_reader and convert call
13043 to read_md_files to a method call.
13044 * genenums.c (main): Likewise.
13045 * genmddeps.c (main): Likewise.
13046 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
13047 rtx_reader_ptr->get_top_level_filename ().
13048 (write_tm_preds_h): Likewise.
13049 (write_insn_preds_c): Likewise.
13050 * gensupport.c (class gen_reader): New subclass of rtx_reader.
13051 (rtx_handle_directive): Convert to...
13052 (gen_reader::handle_unknown_directive): ...this.
13053 (init_rtx_reader_args_cb): Convert return type from bool to
13054 rtx_reader *. Create a gen_reader instance, using it for the
13055 call to read_md_files. Return it if no errors occur.
13056 (init_rtx_reader_args): Convert return type from bool to
13058 * gensupport.h (init_rtx_reader_args_cb): Likewise.
13059 (init_rtx_reader_args_cb): Likewise.
13060 * read-md.c (struct file_name_list): Move to class rtx_reader.
13061 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
13062 (read_md_filename): Delete in favor of
13063 rtx_reader::m_read_md_filename.
13064 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
13065 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
13066 (base_dir): Delete in favor of rtx_reader::m_base_dir.
13067 (first_dir_md_include): Delete in favor of
13068 rtx_reader::m_first_dir_md_include.
13069 (last_dir_md_include_ptr): Delete in favor of
13070 rtx_reader::m_last_dir_md_include_ptr.
13071 (max_include_len): Delete.
13072 (rtx_reader_ptr): New.
13073 (fatal_with_file_and_line): Use get_filename and get_lineno
13074 accessors of rtx_reader_ptr.
13075 (require_char_ws): Likewise.
13076 (rtx_reader::read_char): New method, based on ::read_char.
13077 (rtx_reader::unread_char): New method, based on ::unread_char.
13078 (read_escape): Use get_filename and get_lineno accessors of
13080 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
13081 (read_string): Use get_filename and get_lineno accessors of
13083 (rtx_reader::rtx_reader): New ctor.
13084 (rtx_reader::~rtx_reader): New dtor.
13085 (handle_include): Convert from a function to...
13086 (rtx_reader::handle_include): ...this method, converting
13087 handle_directive from a callback to a virtual function.
13088 (handle_file): Likewise, converting to...
13089 (rtx_reader::handle_file): ...this method.
13090 (handle_toplevel_file): Likewise, converting to...
13091 (rtx_reader::handle_toplevel_file): ...this method.
13092 (rtx_reader::get_current_location): New method.
13093 (parse_include): Convert from a function to...
13094 (rtx_reader::add_include_path): ...this method, dropping redundant
13095 update to unused max_include_len.
13096 (read_md_files): Convert from a function to...
13097 (rtx_reader::read_md_files): ...this method, converting
13098 handle_directive from a callback to a virtual function.
13099 (noop_reader::handle_unknown_directive): New method.
13100 * read-md.h (directive_handler_t): Delete this typedef.
13101 (in_fname): Delete.
13102 (read_md_file): Delete.
13103 (read_md_lineno): Delete.
13104 (read_md_filename): Delete.
13105 (class rtx_reader): New class.
13106 (rtx_reader_ptr): New decl.
13107 (class noop_reader): New subclass of rtx_reader.
13108 (read_char): Reimplement in terms of rtx_reader::read_char.
13109 (unread_char): Reimplement in terms of rtx_reader::unread_char.
13110 (read_md_files): Delete.
13111 * read-rtl.c (read_rtx_code): Update for deletion of globals
13112 read_md_filename and read_md_lineno.
13114 2016-09-21 Jason Merrill <jason@redhat.com>
13116 * input.h (from_macro_definition_at): New.
13118 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
13120 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
13122 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
13124 PR tree-optimization/77550
13125 * tree-vect-stmts.c (create_array_ref): Change parameters.
13126 (get_group_alias_ptr_type): New function.
13127 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
13129 2016-09-21 Marek Polacek <polacek@redhat.com>
13131 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
13132 Add falls through comment.
13134 2016-09-21 Richard Biener <rguenther@suse.de>
13136 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
13137 (replace_child): Likewise.
13138 (remove_child_TAG): Adjust.
13139 (move_marked_base_types): Likewise.
13140 (prune_unused_types_prune): Clear die_sib of removed children.
13142 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
13145 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
13146 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
13148 2016-09-21 Richard Biener <rguenther@suse.de>
13150 PR tree-optimization/77648
13151 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
13153 (make_transitive_closure_constraints): Adjust comment.
13154 (make_any_offset_constraints): New function.
13155 (handle_rhs_call): Make sure to first expand a pointer to all
13156 subfields before transitively closing it.
13157 (handle_const_call): Likewise. Properly expand returned
13159 (handle_pure_call): Likewise.
13161 2016-09-21 Richard Biener <rguenther@suse.de>
13162 Jakub Jelinek <jakub@redhat.com>
13164 PR tree-optimization/77621
13165 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
13166 group at non-vectorizable stmts.
13168 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
13170 PR tree-optimization/72835
13171 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
13172 (make_new_ssa_for_all_defs): Likewise.
13173 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
13175 2016-09-20 Martin Sebor <msebor@redhat.com>
13177 PR middle-end/49905
13178 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
13179 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
13180 * config/linux.c (gnu_libc_printf_pointer_format): New function.
13181 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
13182 * config/sol2.c (solaris_printf_pointer_format): New function.
13183 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
13185 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
13186 * doc/tm.texi: Regenerate.
13187 * gimple-fold.h (get_range_strlen): New function.
13188 (get_maxval_strlen): Declare existing function.
13189 * gimple-fold.c (get_range_strlen): Add arguments and compute both
13190 maximum and minimum.
13191 (get_range_strlen): Define overload.
13192 (get_maxval_strlen): Adjust.
13193 * gimple-ssa-sprintf.c: New file and pass.
13194 * passes.def (pass_sprintf_length): Add new pass.
13195 * targhooks.h (default_printf_pointer_format): Declare new function.
13196 (gnu_libc_printf_pointer_format): Same.
13197 (solaris_libc_printf_pointer_format): Same.
13198 * targhooks.c (default_printf_pointer_format): Define new function.
13199 * tree-pass.h (make_pass_sprintf_length): Declare new function.
13200 * print-tree.c: Increase buffer size.
13202 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
13204 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
13206 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
13208 * common.opt: New option -fipa-vrp.
13209 * ipa-cp.c (ipa_get_vr_lat): New.
13210 (ipcp_vr_lattice::print): Likewise.
13211 (print_all_lattices): Call ipcp_vr_lattice::print.
13212 (ipcp_vr_lattice::meet_with): New.
13213 (ipcp_vr_lattice::meet_with_1): Likewise.
13214 (ipcp_vr_lattice::top_p): Likewise.
13215 (ipcp_vr_lattice::bottom_p): Likewsie.
13216 (ipcp_vr_lattice::set_to_bottom): Likewise.
13217 (set_all_contains_variable): Call VR set_to_bottom.
13218 (initialize_node_lattices): Init VR lattices.
13219 (propagate_vr_accross_jump_function): New.
13220 (propagate_constants_accross_call): Call
13221 propagate_vr_accross_jump_function.
13222 (ipcp_store_vr_results): New.
13223 (ipcp_driver): Handle VR.
13224 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
13225 (ipa_set_jf_unknown): Likewise.
13226 (ipa_compute_jump_functions_for_edge): Likewise.
13227 (ipa_node_params_t::duplicate): Likewise.
13228 (ipa_write_jump_function): Likewise.
13229 (ipa_read_jump_function): Likewise.
13230 (write_ipcp_transformation_info): Likewise.
13231 (read_ipcp_transformation_info): Likewise.
13232 (ipcp_update_vr): New.
13233 (ipcp_transform_function): Handle VR.
13234 * ipa-prop.h (struct ipa_vr): New.
13235 * cgraph.c: Include tree-vrp.h.
13236 * cgraphunit.c: Likewise.
13237 * ipa-utils.c: Likewise.
13239 * opts.c: Likewise.
13240 * toplev.c: Likewise.
13241 * ipa-devirt.c: Likewise.
13242 * ipa-inline-transform.c: Likewise.
13243 * ipa-inline.c: Likewise.
13244 * ipa-profile.c: Likewise.
13246 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
13248 * doc/invoke.texi: Document -fdump-tree-evrp.
13249 * passes.def: Define new pass_early_vrp.
13250 * timevar.def: Define new TV_TREE_EARLY_VRP.
13251 * tree-pass.h (make_pass_early_vrp): New.
13252 * tree-ssa-propagate.c: Make replace_uses_in non static.
13253 * tree-ssa-propagate.h: Export replace_uses_in.
13254 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
13255 (extract_range_from_assert): Factor out
13256 extract_range_for_var_from_comparison_expr.
13257 (vrp_initialize_lattice): New.
13258 (vrp_initialize): Factor out vrp_initialize_lattice.
13259 (vrp_valueize): Fix it to reject complex value ranges.
13260 (vrp_free_lattice): New.
13261 (evrp_dom_walker::before_dom_children): Likewise.
13262 (evrp_dom_walker::after_dom_children): Likewise.
13263 (evrp_dom_walker::push_value_range): Likewise.
13264 (evrp_dom_walker::pop_value_range): Likewise.
13265 (execute_early_vrp): Likewise.
13266 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
13267 (make_pass_early_vrp): New.
13269 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
13271 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
13272 instead of exact_log2.
13274 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
13277 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
13278 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
13279 (ix86_add_stmt_cost): Penalize DFmode vector operations
13280 for !TARGET_VECTORIZE_DOUBLE.
13282 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
13284 * doc/invoke.texi (Warning Options): Simplify language.
13285 (Optimize Options): Complete sentence.
13287 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
13289 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
13292 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
13295 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
13296 inits on power8 and above, use the VMRGEW instruction instead of a
13299 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
13300 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
13303 2016-09-20 Tamar Christina <tamar.christina@arm.com>
13305 * config/aarch64/arm_neon.h
13306 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
13307 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
13308 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
13310 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
13312 * config/var/vax.h (ELIMINABLE_REGS): Define.
13313 (INITIAL_ELIMINATION_OFFSET): Define.
13315 2016-09-20 Jakub Jelinek <jakub@redhat.com>
13317 PR middle-end/77624
13318 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
13319 cast to void * if the cast is from some other pointer type.
13321 2016-09-20 Richard Biener <rguenther@suse.de>
13323 PR tree-optimization/77646
13324 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
13327 2016-09-20 Tamar Christina <tamar.christina@arm.com>
13329 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
13330 attributes to all inlined functions and make them extern.
13332 2016-09-20 Richard Biener <rguenther@suse.de>
13334 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
13336 * debug.c (do_nothing_debug_hooks): Adjust.
13337 * dbxout.c (dbx_debug_hooks): Likewise.
13338 * sdbout.c (sdb_debug_hooks): Likewise.
13339 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
13340 (dwarf2out_finish): Move producer, filename and
13341 path annotation ...
13342 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
13343 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
13345 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
13348 * doc/invoke.texi: Document -Wint-in-bool-context.
13350 PR middle-end/77421
13351 * dwarf2out.c (output_loc_operands): Fix an assertion.
13353 2016-09-19 Joseph Myers <joseph@codesourcery.com>
13355 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
13356 (CR_DECIMAL_DIG): New macro.
13358 2016-09-19 Joseph Myers <joseph@codesourcery.com>
13360 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
13363 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
13365 PR rtl-optimization/77416
13366 * lra-remat.c (operand_to_remat): Process hard coded insn
13369 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13371 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
13372 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
13374 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
13376 * target.def (lra_p): Wordsmithing.
13377 * doc/tm.texi: Regenerate.
13379 2016-09-19 Jakub Jelinek <jakub@redhat.com>
13380 Jan Hubicka <jh@suse.cz>
13383 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
13384 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
13385 Call ultimate_alias_target just once, not up to 4 times.
13387 2016-09-19 Richard Biener <rguenther@suse.de>
13389 * dwarf2out.c (early_dwarf_finished): New global.
13390 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
13392 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
13393 if called from LTO exit early.
13394 (dwarf2out_late_global_decl): When being during the early
13395 debug phase do not add locations but only const value attributes.
13396 Adjust the way we generate early DIEs for LTO.
13398 2016-09-19 Richard Biener <rguenther@suse.de>
13400 PR middle-end/77605
13401 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
13402 proper niter to bound the loops.
13404 2016-09-19 Richard Biener <rguenther@suse.de>
13406 PR tree-optimization/77514
13407 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
13408 search for folded stmt.
13410 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
13412 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
13413 * tree-pass.h (make_pass_early_thread_jumps): Declare.
13414 * tree-ssa-threadbackward.c (fsm_find_thread_path,
13415 fsm_find_thread_path, profitable_jump_thread_path,
13416 fsm_find_control_statement_thread_paths,
13417 find_jump_threads_backwards): Add speed_p parameter.
13418 (pass_data_early_thread_jumps): New pass.
13419 (make_pass_early_thread_jumps): New function.
13421 2016-09-17 Andreas Schwab <schwab@suse.de>
13423 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
13424 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
13426 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
13428 * recog.c (rest_of_handle_split_after_reload): Delete.
13429 (pass_split_after_reload::gate): New method.
13430 (pass_split_after_reload::execute): Call split_all_insns directly.
13432 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
13434 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
13435 parameters for functions taking long long arguments.
13437 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13440 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
13441 splat with truncate.
13443 2016-09-16 Jason Merrill <jason@redhat.com>
13445 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
13447 * hwint.c (exact_log2): Use pow2p_hwi.
13448 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
13449 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
13450 * builtins.c (get_object_alignment_2, get_object_alignment)
13451 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
13453 * calls.c (compute_argument_addresses, store_one_arg): Use
13455 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
13456 * combine.c (force_to_mode): Use least_bit_hwi.
13457 (contains_muldiv, find_split_point, combine_simplify_rtx)
13458 (simplify_if_then_else, simplify_set, force_to_mode)
13459 (if_then_else_cond, simplify_and_const_int_1)
13460 (simplify_compare_const): Use pow2p_hwi.
13461 * cse.c (fold_rtx): Use pow2p_hwi.
13462 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
13464 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
13465 (init_expmed_one_conv): Use pow2p_hwi.
13466 * expr.c (is_aligning_offset): Use pow2p_hwi.
13467 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
13468 (fold_binary_loc): Use pow2p_hwi.
13469 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
13470 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
13471 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
13472 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
13474 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
13475 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
13476 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
13477 * omp-low.c (oacc_loop_fixed_partitions)
13478 (oacc_loop_auto_partitions): Use least_bit_hwi.
13479 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
13480 * stor-layout.c (place_field): Use least_bit_hwi.
13481 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
13482 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
13483 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
13484 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
13485 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
13486 * tree-vect-data-refs.c (vect_analyze_group_access_1)
13487 (vect_grouped_store_supported, vect_grouped_load_supported)
13488 (vect_permute_load_chain, vect_shift_permute_load_chain)
13489 (vect_transform_grouped_load): Use pow2p_hwi.
13490 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
13491 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
13492 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
13494 * tsan.c (instrument_expr): Use least_bit_hwi.
13495 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
13497 2016-09-16 Andreas Schwab <schwab@suse.de>
13499 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
13500 OFFSET, not offset.
13501 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
13503 2016-09-16 Jakub Jelinek <jakub@redhat.com>
13506 * combine.c (rest_of_handle_combine): If any edges have been purged,
13507 free dominators if available.
13509 2016-09-16 Jakub Jelinek <jakub@redhat.com>
13510 Eric Botcazou <ebotcazou@adacore.com>
13512 PR middle-end/77594
13513 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
13514 through into expand_addsub_overflow after expand_neg_overflow.
13516 2016-09-15 David Malcolm <dmalcolm@redhat.com>
13518 * diagnostic-show-locus.c
13519 (selftest::test_fixit_insert_containing_newline): New function.
13520 (selftest::test_fixit_replace_containing_newline): New function.
13521 (selftest::diagnostic_show_locus_c_tests): Call the above.
13523 2016-09-15 Bin Cheng <bin.cheng@arm.com>
13525 PR tree-optimization/77503
13526 * tree-vect-loop.c (vectorizable_reduction): Record reduction
13527 code for CONST_COND_REDUCTION at analysis stage and use it at
13529 * tree-vectorizer.h (struct _stmt_vec_info): New field.
13530 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
13531 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
13534 2016-09-15 Richard Biener <rguenther@suse.de>
13536 PR middle-end/77544
13537 * fold-const.c (split_tree): Do not split constant ~X.
13539 2016-09-15 Jakub Jelinek <jakub@redhat.com>
13541 PR rtl-optimization/77425
13542 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
13545 PR middle-end/77475
13546 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
13547 use %qs instead of %s where desirable, use argument instead of arg in
13548 the diagnostic wording, add list of supported strategies and
13550 (ix86_option_override_internal): Emit target("m...") instead of
13551 option("m...") in the diagnostic. Use %qs instead of %s in invalid
13552 -march/-mtune option diagnostic. Add list of supported arches/tunings
13553 and spellcheck hint. Remove prefix, suffix and sw variables, use
13554 main_args_p ? "..." : "..." in diagnostics to make translation
13557 2016-09-15 Richard Biener <rguenther@suse.de>
13559 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
13560 extra offset argument.
13561 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
13562 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
13563 to reflect new offset parameter.
13564 * doc/tm.texi: Regenerate.
13565 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
13566 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
13568 (darwin_asm_output_dwarf_offset): Likewise.
13569 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
13571 (darwin_asm_output_dwarf_offset): Pass offset argument through.
13572 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
13573 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
13575 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
13578 * ipa-icf.c (set_alias_uids): New function.
13579 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
13580 all the merged variable's referring aliases.
13582 2016-09-15 Richard Biener <rguenther@suse.de>
13584 PR tree-optimization/77514
13585 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
13586 only forced_stmts sequence.
13588 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
13590 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
13591 * cfgexpand.c (update_alias_info_with_stack_vars): Use
13592 FOR_EACH_SSA_NAME to iterate over SSA variables.
13593 (pass_expand::execute): Likewise.
13594 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
13595 * tree-cfg.c (dump_function_to_file): Likewise.
13596 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
13597 (update_ssa): Likewise.
13598 * tree-ssa-alias.c (dump_alias_info): Likewise.
13599 * tree-ssa-ccp.c (ccp_finalize): Likewise.
13600 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
13601 (create_outofssa_var_map): Likewise.
13602 (coalesce_ssa_name): Likewise.
13603 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
13604 * tree-ssa-pre.c (compute_avail): Likewise.
13605 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
13606 (scc_vn_restore_ssa_info): Likewise.
13607 (free_scc_vn): Likwise.
13608 (run_scc_vn): Likewise.
13609 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
13610 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
13611 * tree-ssa-copy.c (fini_copy_prop): Likewise.
13612 * tree-ssa.c (verify_ssa): Likewise.
13614 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
13616 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
13617 and mips64r2 as default 32-bit and 64-bit architectures.
13618 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
13619 as default 32-bit and 64-bit architectures.
13621 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
13623 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
13626 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
13628 * target.def (lra_p): Change commentary (for the manual) for the
13630 * doc/tm.texi: Regenerate.
13632 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
13634 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
13635 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
13636 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
13637 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
13639 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
13641 * targhooks.c (default_lra_p): Return true instead of false.
13643 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
13645 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
13646 hook_bool_void_false.
13647 * config/avr/avr.c: Ditto.
13648 * config/bfin/bfin.c: Ditto.
13649 * config/c6x/c6x.c: Ditto.
13650 * config/cr16/cr16.c: Ditto.
13651 * config/cris/cris.c: Ditto.
13652 * config/epiphany/epiphany.c: Ditto.
13653 * config/fr30/fr30.c: Ditto.
13654 * config/frv/frv.c: Ditto.
13655 * config/h8300/h8300.c: Ditto.
13656 * config/ia64/ia64.c: Ditto.
13657 * config/iq2000/iq2000.c: Ditto.
13658 * config/lm32/lm32.c: Ditto.
13659 * config/m32c/m32c.c: Ditto.
13660 * config/m32r/m32r.c: Ditto.
13661 * config/m68k/m68k.c: Ditto.
13662 * config/mcore/mcore.c: Ditto.
13663 * config/microblaze/microblaze.c: Ditto.
13664 * config/mmix/mmix.c: Ditto.
13665 * config/mn10300/mn10300.c: Ditto.
13666 * config/moxie/moxie.c: Ditto.
13667 * config/msp430/msp430.c: Ditto.
13668 * config/nios2/nios2.c: Ditto.
13669 * config/nvptx/nvptx.c: Ditto.
13670 * config/pa/pa.c: Ditto.
13671 * config/pdp11/pdp11.c: Ditto.
13672 * config/rl78/rl78.c: Ditto.
13673 * config/sparc/sparc.c: Ditto.
13674 * config/spu/spu.c: Ditto.
13675 * config/stormy16/stormy16.c: Ditto.
13676 * config/tilegx/tilegx.c: Ditto.
13677 * config/tilepro/tilepro.c: Ditto.
13678 * config/v850/v850.c: Ditto.
13679 * config/vax/vax.c: Ditto.
13680 * config/visium/visium.c: Ditto.
13681 * config/xtensa/xtensa.c: Ditto.
13683 2016-09-14 Jakub Jelinek <jakub@redhat.com>
13686 * tsan.c: Include target.h.
13687 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
13688 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
13689 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
13690 BUILT_IN_ATOMIC_TEST_AND_SET entries.
13691 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
13693 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
13694 Martin Liska <mliska@suse.cz>
13696 PR middle-end/77574
13697 * predict.c (force_edge_cold): Add braces to a condition.
13699 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
13701 PR rtl-optimization/77289
13702 * lra-constraints.c (get_final_hard_regno): Removed.
13703 (get_hard_regno): Add new parameter final_p.
13704 (get_reg_class): Directly call lra_get_elimination_hard_regno.
13705 (operands_match_p): Adjust call to get_hard_regno.
13706 (uses_hard_regs_p): Likewise.
13707 (process_alt_operands): Likewise.
13709 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
13712 * config/msp430/msp430.c (msp430_start_function): Emit an error
13713 if a function is both weak and specifies an interrupt number.
13715 2016-09-13 Jakub Jelinek <jakub@redhat.com>
13717 PR tree-optimization/77454
13718 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
13719 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
13722 2016-09-13 Tamar Christina <tamar.christina@arm.com>
13724 * config/aarch64/aarch64-builtins.c
13725 (aarch64_init_simd_builtins): Fix builtin type signature printing.
13727 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
13729 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
13730 SFmode and SCmode arguments by reference.
13732 2016-09-13 David Malcolm <dmalcolm@redhat.com>
13734 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
13736 (selftest::test_one_liner_fixit_insert_before): ...this, and update
13737 for renaming of add_fixit_insert to add_fixit_insert_before.
13738 (selftest::test_one_liner_fixit_insert_after): New function.
13739 (selftest::test_one_liner_fixit_validation_adhoc_locations):
13740 Update for renaming of add_fixit_insert to add_fixit_insert_before.
13741 (selftest::test_one_liner_many_fixits): Likewise.
13742 (selftest::test_diagnostic_show_locus_one_liner): Update for
13743 renaming, call new test function.
13744 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
13745 renaming of add_fixit_insert to add_fixit_insert_before.
13746 (selftest::test_fixit_consolidation): Likewise.
13747 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
13749 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
13750 (selftest::test_applying_fixits_insert_before): ...this.
13751 (selftest::test_applying_fixits_insert): Update for renaming of
13752 add_fixit_insert to add_fixit_insert_before.
13753 (selftest::test_applying_fixits_insert_after): New function.
13754 (selftest::test_applying_fixits_insert_after_at_line_end): New
13756 (selftest::test_applying_fixits_insert_after_failure): New function.
13757 (selftest::test_applying_fixits_multiple): Update for renaming of
13758 add_fixit_insert to add_fixit_insert_before.
13759 (selftest::change_line): Likewise.
13760 (selftest::test_applying_fixits_unreadable_file): Likewise.
13761 (selftest::test_applying_fixits_line_out_of_range): Likewise.
13762 (selftest::test_applying_fixits_column_validation): Likewise.
13763 (selftest::test_applying_fixits_column_validation): Likewise.
13764 (selftest::edit_context_c_tests): Update for renamed test function;
13765 call new test functions.
13767 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
13769 PR tree-optimization/77536
13770 PR rtl-optimization/68212
13771 * config/rs6000/rs6000.md (div->recip splitter): Remove
13772 optimize_insn_for_speed_p condition.
13774 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
13776 * optabs.c (prepare_cmp_insn): Update documentation comment.
13778 2016-09-13 Jakub Jelinek <jakub@redhat.com>
13779 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13781 PR middle-end/77475
13782 * opts.h (candidates_list_and_hint): Declare.
13783 * opts-common.c (candidates_list_and_hint): New function.
13784 (cmdline_handle_error): Use it.
13786 2016-09-12 David Malcolm <dmalcolm@redhat.com>
13788 * edit-context.c (edited_line::get_len): New accessor.
13789 (edited_file::print_diff): Split out hunk-printing into...
13790 (edited_file::print_diff_hunk): New method.
13791 (edited_file::print_diff_line): New method.
13793 2016-09-12 Andrew Pinski <apinski@cavium.com>
13795 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
13797 * config/aarch64/aarch64.c (thunderx_tunings): Enable
13798 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
13799 (aarch64_operands_ok_for_ldpstp): Return false if
13800 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
13801 was SImode and the alignment is less than 8 byte.
13802 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
13804 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
13807 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
13809 2016-09-12 Marek Polacek <polacek@redhat.com>
13811 * doc/extend.texi: Use lowercase "boolean".
13812 * doc/invoke.texi: Likewise.
13813 * doc/md.texi: Likewise.
13814 * target.def: Likewise.
13815 * doc/tm.texi: Regenerated.
13817 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13819 PR middle-end/77426
13820 * expmed.c (synth_mult): Delete duplicate mode check.
13822 2016-09-10 Tom de Vries <tom@codesourcery.com>
13825 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
13827 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
13828 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
13830 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
13832 PR rtl-optimization/77289
13833 * lra-constraints.c (get_final_hard_regno): Add support for non hard
13834 register numbers. Remove support for subregs.
13835 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
13836 (get_reg_class): Delete removed get_final_hard_regno() argument.
13837 (uses_hard_regs_p): Call get_final_hard_regno().
13839 2016-09-09 Martin Sebor <msebor@redhat.com>
13843 * pretty-print.c (pp_quoted_string): New function.
13844 (pp_format): Call it for %c and %s directives.
13846 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
13848 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
13849 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
13850 INITIAL_ELIMINATION_OFFSET) : Update documentation.
13851 * target.def (frame_pointer_required, can_eliminate): Likewise.
13852 * doc/tm.texi: Regenerated.
13853 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
13855 * df-scan.c (df_hard_reg_init): Likewise.
13856 * ira.c (ira_setup_eliminable_regset): Likewise.
13857 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
13858 init_elim_table): Likewise.
13859 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
13860 set_initial_elim_offsets, update_eliminables,
13861 init_elim_table): Likewise.
13862 * rtlanal.c (get_initial_register_offset): Likewise.
13863 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
13864 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
13865 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
13866 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
13867 * config/fr30/fr30.h: Fix comment.
13868 * config/frv/frv.c: Likewise.
13869 * config/frv/frv.h: Likewise.
13870 * config/ft32/ft32.h: Likewise.
13871 * config/visium/visium.h: Likewise.
13872 * config/pa/pa64-linux.h: Likewise.
13873 * config/v850/v850.h: Likewise.
13874 * config/cris/cris.c: Likewise.
13875 * config/ia64/ia64.h: Likewise.
13876 * config/moxie/moxie.h: Likewise.
13877 * config/m32r/m32r.h: Likewise.
13879 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
13882 * config.in: Regenerate.
13883 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
13885 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
13886 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
13887 static-libmpxwrappers case.
13888 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
13889 MPX_LD_AS_NEEDED_GUARD_POP.
13890 * configure: Regenerate.
13891 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
13892 defined if linker support "--push-state"/"--pop-state".
13894 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
13896 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
13898 2016-09-09 Joseph Myers <joseph@codesourcery.com>
13900 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
13901 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
13902 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
13903 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
13904 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
13905 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
13906 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
13908 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
13909 width macros from TS 18661-1.
13910 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
13912 2016-09-08 Jakub Jelinek <jakub@redhat.com>
13915 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
13916 OMP_CLAUSE_SAFELEN_EXPR.
13918 2016-09-07 David Malcolm <dmalcolm@redhat.com>
13920 * Makefile.in (OBJS): Add substring-locations.o.
13921 * langhooks-def.h (class substring_loc): New forward decl.
13922 (lhd_get_substring_location): New decl.
13923 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
13924 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
13925 * langhooks.c (lhd_get_substring_location): New function.
13926 * langhooks.h (class substring_loc): New forward decl.
13927 (struct lang_hooks): Add field get_substring_location.
13928 * substring-locations.c: New file, taking definition of
13929 format_warning_va and format_warning_at_substring from
13930 c-family/c-format.c, making them non-static.
13931 * substring-locations.h (class substring_loc): Move class here
13932 from c-family/c-common.h. Add and rewrite comments.
13933 (format_warning_va): New decl.
13934 (format_warning_at_substring): New decl.
13935 (get_source_location_for_substring): Add comment.
13937 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
13939 * config/i386/i386.c: Add 'U' suffix to processor feature bits
13940 to avoid -Wnarrowing warning.
13941 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
13942 * opts.c: Likewise for SANITIZER_OPT bitmasks.
13944 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
13946 * config/aarch64/aarch64.c (aarch64_legitimize_address):
13947 Avoid use of base_offset if offset already in range.
13949 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
13951 * config/sh/sh-protos.h (struct sh_atomic_model,
13952 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
13953 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
13954 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
13955 * config/sh/sh.h (struct sh_atomic_model,
13956 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
13957 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
13958 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
13959 Guard with __cplusplus.
13961 2016-09-06 Jakub Jelinek <jakub@redhat.com>
13964 * config/i386/i386.c (ix86_expand_builtin): For builtin with
13965 unsupported or unknown ISA, use expand_call.
13967 2016-09-06 Martin Liska <mliska@suse.cz>
13969 PR gcov-profile/77378
13970 PR gcov-profile/77466
13971 * tree-profile.c (tree_profiling): Detect whether target can use
13972 -fprofile-update=atomic.
13974 2016-09-06 Richard Biener <rguenther@suse.de>
13976 PR tree-optimization/77479
13977 * tree-vrp.c (update_value_range): Extend overflow handling to
13980 2016-09-05 Jakub Jelinek <jakub@redhat.com>
13983 * config/i386/i386.md (isa): Add x64_avx512bw.
13984 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
13985 (kmov_isa): New mode attr.
13986 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
13987 (*zero_extend<mode>si2): Likewise.
13988 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
13990 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
13992 * doc/invoke.texi (SPU Options): nops -> NOPs.
13993 (x86 Options): Ditto.
13995 2016-09-05 Jakub Jelinek <jakub@redhat.com>
13997 PR middle-end/77475
13998 * toplev.c (process_options): Temporarily set input_location
13999 to UNKNOWN_LOCATION around targetm.target_option.override () call.
14001 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
14003 PR rtl-optimization/77452
14004 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
14005 inner-mode reference to a CONST_VECTOR constant in the constant pool.
14007 2016-09-05 Marek Polacek <polacek@redhat.com>
14010 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
14012 2016-09-05 Jakub Jelinek <jakub@redhat.com>
14015 * gensupport.c (alter_output_for_subst_insn): Remove redundant
14016 *insn_out == '*' test. Don't copy unnecessary to yet another
14017 memory buffer, and don't leak it.
14019 PR rtl-optimization/77425
14020 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
14022 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
14024 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
14026 2016-09-02 David Malcolm <dmalcolm@redhat.com>
14028 * common.opt (fdiagnostics-generate-patch): New option.
14029 * diagnostic.c: Include "edit-context.h".
14030 (diagnostic_initialize): Initialize context->edit_context_ptr.
14031 (diagnostic_finish): Delete context->edit_context_ptr.
14032 (diagnostic_report_diagnostic): Add fix-it hints from the
14033 diagnostic to context->edit_context_ptr, if any.
14034 * diagnostic.h (class edit_context): Add forward decl.
14035 (struct diagnostic_context): Add field "edit_context_ptr".
14036 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
14037 -fdiagnostics-generate-patch.
14038 (-fdiagnostics-generate-patch): New item.
14039 * toplev.c: Include "edit-context.h".
14040 (process_options): Set global_dc->edit_context_ptr to a new
14041 edit_context if the options need one.
14042 (toplev::main): Handle -fdiagnostics-generate-patch by using
14043 global_dc->edit_context_ptr.
14045 2016-09-02 Jakub Jelinek <jakub@redhat.com>
14048 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
14049 map and firstprivate clauses on target construct for _Atomic
14051 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
14052 on target construct for _Atomic qualified decls.
14053 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
14055 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
14056 _Atomic qualified arguments not mentioned in uniform clause.
14058 2016-09-02 David Malcolm <dmalcolm@redhat.com>
14060 * Makefile.in (OBJS-libcommon): Add edit-context.o.
14061 * diagnostic-color.c (color_dict): Add "diff-filename",
14062 "diff-hunk", "diff-delete", and "diff-insert".
14063 (parse_gcc_colors): Update default value of GCC_COLORS in comment
14064 to reflect above changes.
14065 * doc/invoke.texi (-fdiagnostics-color): Update description of
14066 default GCC_COLORS, and of the supported capabilities.
14067 * edit-context.c: New file.
14068 * edit-context.h: New file.
14069 * input.c (struct fcache): Add field "missing_trailing_newline".
14070 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
14072 (add_file_to_cache_tab): Likewise.
14073 (fcache::fcache): Likewise.
14074 (get_next_line): Update c->missing_trailing_newline.
14075 (location_missing_trailing_newline): New function.
14076 * input.h (location_missing_trailing_newline): New decl.
14077 * selftest-run-tests.c (selftest::run_tests): Call
14078 edit_context_c_tests.
14079 * selftest.h (edit_context_c_tests): New decl.
14081 2016-09-02 Jakub Jelinek <jakub@redhat.com>
14082 Richard Biener <rguenth@suse.de>
14084 PR tree-optimization/77444
14085 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
14086 as steptype, remove redundant initialization.
14088 2016-09-02 Jakub Jelinek <jakub@redhat.com>
14091 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
14092 (sanopt_optimize_walker): Optimize away
14093 __asan_before_dynamic_init (...) followed by
14094 __asan_after_dynamic_init () without intervening memory loads/stores.
14095 * ipa-pure-const.c (special_builtin_state): Handle
14096 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
14097 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
14099 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14101 * cfg.c (free_original_copy_tables): Replace second assignment of
14102 bb_copy = NULL by bb_original = NULL.
14104 2016-09-02 Jakub Jelinek <jakub@redhat.com>
14107 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
14108 assignment added in r216794.
14110 2016-09-02 David Malcolm <dmalcolm@redhat.com>
14112 * Makefile.in (OBJS): Add typed-splay-tree.o.
14113 * selftest-run-tests.c (selftest::run_tests): Call
14114 typed_splay_tree_c_tests.
14115 * selftest.h (typed_splay_tree_c_tests): New decl.
14116 * typed-splay-tree.c: New file.
14117 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
14118 (typed_splay_tree::max): New method.
14119 (typed_splay_tree::min): New method.
14120 (typed_splay_tree::foreach): New method.
14121 (typed_splay_tree::closure): New struct.
14122 (typed_splay_tree::inner_foreach_fn): New function.
14124 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14126 * ipa-cp.c (ipcp_store_bits_results): Change option name from
14127 -fipa-cp-bit to -fipa-bit-cp.
14129 2016-09-01 Martin Sebor <msebor@redhat.com>
14131 PR tree-optimization/71831
14132 * tree-object-size.h: Return bool instead of the size and add
14133 argument for the size.
14134 * tree-object-size.c (compute_object_offset): Update signature.
14135 (addr_object_size): Same.
14136 (compute_builtin_object_size): Return bool instead of the size
14137 and add argument for the size. Handle POINTER_PLUS_EXPR when
14138 optimization is disabled.
14139 (expr_object_size): Adjust.
14140 (plus_stmt_object_size): Adjust.
14141 (pass_object_sizes::execute): Adjust.
14142 * builtins.c (fold_builtin_object_size): Adjust.
14143 * doc/extend.texi (Object Size Checking): Update.
14144 * ubsan.c (instrument_object_size): Adjust.
14146 2016-09-01 Martin Sebor <msebor@redhat.com>
14148 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
14149 it fits the output of the formatted function regardless of its
14151 * genmodes.c (parser::parse_expr): Same.
14152 * gimplify.c (gimplify_asm_expr): Same.
14153 * passes.c (pass_manager::register_one_dump_file): Same.
14154 * print-tree.c (print_node): Same.
14156 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
14158 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
14160 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
14162 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
14164 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
14166 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
14167 * config/rs6000/vector.md: Ditto.
14168 * config/rs6000/vsx.md: Ditto.
14170 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
14172 * ipa-inline-analysis.c (param_change_prob): Get to the base object
14173 first in all cases.
14175 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
14177 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
14178 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
14179 *return_and_restore_gpregs_<mode>_r11,
14180 *return_and_restore_gpregs_<mode>_r12,
14181 *return_and_restore_gpregs_<mode>_r1,
14182 *return_and_restore_fpregs_<mode>_r11,
14183 *return_and_restore_fpregs_<mode>_r12,
14184 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
14185 directly instead of via the "l" constraint. Renumber operands.
14188 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
14190 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
14191 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
14192 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
14193 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
14194 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
14195 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
14196 *call_value_nonlocal_darwin64, reload_macho_picbase,
14197 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
14198 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
14199 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
14200 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
14201 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
14202 *save_fpregs_<mode>_r1): Ditto.
14203 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
14204 *return_and_restore_gpregs_spe): Ditto.
14206 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
14208 * config/rs6000/rs6000.md
14209 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
14210 the use of the link register.
14211 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
14213 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14214 Michael Meissner <meissner@linux.vnet.ibm.com>
14217 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
14218 reg+reg addressing for TImode.
14219 (rs6000_legitimate_address_p): Only allow register indirect
14220 addressing for TImode, even without TARGET_QUAD_MEMORY.
14222 2016-09-01 Richard Biener <rguenther@suse.de>
14224 PR middle-end/77436
14225 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
14226 check whether the result fits the desired result type.
14228 2016-09-01 Nathan Sidwell <nathan@acm.org>
14230 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
14232 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
14234 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
14236 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
14238 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14240 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
14241 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
14242 for comparisons of integer ZERO_EXTEND against zero.
14244 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
14246 * config/i386/i386.c (ix86_option_override_internal): Also disable the
14247 STV pass if -mstackrealign is enabled.
14249 2016-08-31 Ilya Verbin <iverbin@gmail.com>
14251 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
14254 2016-08-31 David Malcolm <dmalcolm@redhat.com>
14256 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
14257 (layout_range::intersects_line_p): New method.
14258 (test_range_contains_point_for_single_point): Rename to...
14259 (test_layout_range_for_single_point): ...this, and add testing
14260 for layout_range::intersects_line_p.
14261 (test_range_contains_point_for_single_line): Rename to...
14262 (test_layout_range_for_single_line): ...this, and add testing
14263 for layout_range::intersects_line_p.
14264 (test_range_contains_point_for_multiple_lines): Rename to...
14265 (test_layout_range_for_multiple_lines): ...this, and add testing
14266 for layout_range::intersects_line_p.
14267 (layout::layout): Populate m_fixit_hints.
14268 (layout::get_expanded_location): Handle the case of a line-span
14270 (layout::validate_fixit_hint_p): New method.
14271 (get_line_span_for_fixit_hint): New function.
14272 (layout::calculate_line_spans): Add spans for fixit-hints.
14273 (layout::should_print_annotation_line_p): New method.
14274 (layout::print_any_fixits): Drop param "richloc", instead using
14275 validated fixits in m_fixit_hints. Add "const" to hint pointers.
14276 (diagnostic_show_locus): Avoid printing blank annotation lines.
14277 (selftest::test_diagnostic_context::test_diagnostic_context):
14278 Initialize show_column and start_span.
14279 (selftest::test_diagnostic_context::start_span_cb): New static
14281 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
14282 (selftest::diagnostic_show_locus_c_tests): Update for function
14283 renamings. Call test_diagnostic_show_locus_fixit_lines.
14285 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
14287 PR tree-optimization/73714
14288 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
14290 2016-08-31 David Malcolm <dmalcolm@redhat.com>
14292 * selftest.c: Move "namespace selftest {" to top of file,
14293 removing explicit "selftest::" qualifiers throughout.
14295 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
14297 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
14299 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
14300 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
14301 Replace builtin with vector extension.
14302 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
14304 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
14305 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
14306 Replace builtin with vector extension.
14307 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
14308 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
14309 Replace builtin with vector extension.
14310 * config/i386/xmmintrin.h (__m128_u): New type.
14311 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
14312 (_mm_load_ps, _mm_store_ps): Simplify.
14314 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
14316 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
14318 2016-08-30 David Malcolm <dmalcolm@redhat.com>
14320 * diagnostic-show-locus.c (colorizer::begin_state): Support more
14321 than 3 ranges per diagnostic by alternating between color 1 and
14323 (layout::layout): Replace use of rich_location::MAX_RANGES
14324 with richloc->get_num_locations ().
14325 (layout::calculate_line_spans): Replace use of
14326 rich_location::MAX_RANGES with m_layout_ranges.length ().
14327 (layout::print_annotation_line): Handle arbitrary numbers of
14328 ranges in caret-printing by defaulting to '^'.
14329 (selftest::test_one_liner_many_fixits): New function.
14330 (test_diagnostic_show_locus_one_liner): Call it.
14331 * diagnostic.c (diagnostic_initialize): Update for renaming
14332 of rich_location::MAX_RANGES to
14333 rich_location::STATICALLY_ALLOCATED_RANGES.
14334 * diagnostic.h (struct diagnostic_context): Likewise.
14336 2016-08-30 David Malcolm <dmalcolm@redhat.com>
14338 * selftest.c (selftest::named_temp_file::named_temp_file): New
14340 (selftest::temp_source_file::~temp_source_file): Move to...
14341 (selftest::named_temp_file::~named_temp_file): ...here.
14342 (selftest::test_named_temp_file): New function.
14343 (selftest::selftest_c_tests): Call test_named_temp_file.
14344 * selftest.h (class named_temp_file): New class.
14345 (class temp_source_file): Convert to a subclass of named_temp_file.
14347 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
14349 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
14350 USEs of LR_REGNO in returns and sibcalls.
14351 (rs6000_output_mi_thunk): Similar.
14352 (rs6000_sibcall_aix): Similar.
14353 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
14354 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
14355 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
14356 Remove the USE of LR_REGNO from the patterns as well. Delete an
14358 (return_internal_<mode>): Delete.
14360 2016-08-30 Tamar Christina <tamar.christina@arm.com>
14362 * config/aarch64/aarch64-simd.md
14363 (aarch64_ld2<mode>_dreg_le): New.
14364 (aarch64_ld2<mode>_dreg_be): New.
14365 (aarch64_ld2<mode>_dreg): Removed.
14366 (aarch64_ld3<mode>_dreg_le): New.
14367 (aarch64_ld3<mode>_dreg_be): New.
14368 (aarch64_ld3<mode>_dreg): Removed.
14369 (aarch64_ld4<mode>_dreg_le): New.
14370 (aarch64_ld4<mode>_dreg_be): New.
14371 (aarch64_ld4<mode>_dreg): Removed.
14372 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
14374 2016-08-30 David Malcolm <dmalcolm@redhat.com>
14376 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
14377 redundant location param.
14378 (test_one_liner_fixit_remove): Likewise.
14379 (test_one_liner_fixit_replace): Likewise.
14380 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
14381 * gcc-rich-location.c
14382 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
14383 get_range_from_loc. Drop overload taking a const char *.
14384 * gcc-rich-location.h
14385 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
14388 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
14390 * config/linux.c (linux_libc_has_function): Return true on musl.
14392 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
14394 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
14396 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
14398 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
14399 used for abnormal egdes.
14401 2016-08-30 Jakub Jelinek <jakub@redhat.com>
14403 PR tree-optimization/72866
14404 * tree-vect-patterns.c (search_type_for_mask): Turn into
14405 a small wrapper, move all code to ...
14406 (search_type_for_mask_1): ... this new function. Add caching
14407 and adjust recursive calls.
14410 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
14411 instead of lookup_type_die (type_main_variant (type)) even for array
14414 PR middle-end/77377
14415 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
14416 constant pool reference return x instead of c.
14418 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
14420 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
14423 2016-08-29 David Malcolm <dmalcolm@redhat.com>
14426 (selftest::test_make_location_nonpure_range_endpoints): Fix
14429 2016-08-29 David Malcolm <dmalcolm@redhat.com>
14431 * diagnostic-show-locus.c
14432 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
14434 (selftest::test_diagnostic_show_locus_one_liner): Call it.
14435 * input.c (get_pure_location): Move to libcpp/line-map.c.
14436 * input.h (get_pure_location): Convert decl to an inline function
14437 calling implementation in libcpp.
14439 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
14442 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
14443 template for intel asm dialect.
14444 (vec_set_hi_<mode><mask_name>): Ditto.
14446 2016-08-29 David Malcolm <dmalcolm@redhat.com>
14448 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
14449 (selftest::fail_formatted): Likewise.
14451 2016-08-29 David Malcolm <dmalcolm@redhat.com>
14453 * input.c (make_location): Call get_start and get_finish
14454 on the endpoints to avoid storing packed ranges or ad-hoc
14456 (selftest::test_make_location_nonpure_range_endpoints): New function.
14457 (selftest::input_c_tests): Call it.
14458 * input.h (get_start): New inline function.
14460 2016-08-29 Tom de Vries <tom@codesourcery.com>
14463 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
14466 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
14468 * Makefile.in (gcov-iov.h): Add dummy recipe.
14470 2016-08-29 Nathan Sidwell <nathan@acm.org>
14472 * config/nvptx/nvptx.c: #include tree-vrp.h.
14474 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
14477 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
14478 HIGH+LO construct during reload.
14480 2016-08-28 Tom de Vries <tom@codesourcery.com>
14483 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
14484 'sysv_abi va_list' attribute.
14485 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
14486 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
14489 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14491 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
14492 * emit-rtl.c (unshare_all_rtl_1): Adjust.
14493 (unshare_all_rtl_again): Likewise.
14494 * function.c (assign_stack_local_1): Likewise.
14495 (assign_stack_temp_for_type): Likewise.
14497 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14499 * cfgbuild.c (make_edges): Adjust.
14500 * cfgrtl.c (can_delete_label_p): Likewise.
14501 * dwarf2cfi.c (create_trace_edges): Likewise.
14502 * except.c (sjlj_emit_dispatch_table): Likewise.
14503 * function.h (struct expr_status): make x_forced_labels a vector.
14504 * jump.c (rebuild_jump_labels_1): Adjust.
14505 * reload1.c (set_initial_label_offsets): Likewise.
14506 * stmt.c (force_label_rtx): Likewise.
14507 (expand_label): Likewise.
14509 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14511 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
14513 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
14515 PR tree-optimization/71077
14516 PR tree-optimization/68542
14517 * fold-const.c (fold_relational_const): Fix folding of
14518 VECTOR_CST comparisons that have a scalar boolean result type.
14519 (selftest::test_vector_folding): New static function.
14520 (selftest::fold_const_c_tests): Call it.
14522 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
14524 * doc/extend.texi (SPU Built-in Functions): Remove stale
14525 references to material formerly at IBM and Sony.
14527 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
14530 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
14532 2016-08-26 David Malcolm <dmalcolm@redhat.com>
14534 * diagnostic-show-locus.c
14535 (selftest::test_fixit_consolidation): New function.
14536 (selftest::diagnostic_show_locus_c_tests): Call it.
14537 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
14538 constructor based on source_range.
14540 2016-08-26 David Malcolm <dmalcolm@redhat.com>
14542 * diagnostic-color.c (color_dict): Add "fixit-insert" and
14544 (parse_gcc_colors): Update description of default GCC_COLORS.
14545 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
14546 (colorizer::set_fixit_insert): New method.
14547 (colorizer::set_fixit_delete): New method.
14548 (colorizer::get_color_by_name): New method.
14549 (colorizer::STATE_FIXIT_INSERT): New constant.
14550 (colorizer::STATE_FIXIT_DELETE): New constant.
14551 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
14552 fields in favor of new field "m_stop_color". Add fields
14553 "m_fixit_insert" and "m_fixit_delete".
14554 (colorizer::colorizer): Update for above changes. Replace
14555 colorize_start calls with calls to get_color_by_name.
14556 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
14557 STATE_FIXIT_DELETE. Update for field renamings.
14558 (colorizer::finish_state): Simplify by using m_stop_color,
14559 rather than multiple identical "*_ce" fields.
14560 (colorizer::get_color_by_name): New method.
14561 (layout::print_any_fixits): Print insertions and replacements
14562 using the "fixit-insert" color, and deletions using the
14563 "fixit-delete" color.
14564 * doc/invoke.texi (-fdiagnostics-color): Update description of
14565 default GCC_COLORS, and of the supported capabilities.
14567 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
14569 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
14570 current_function_static_stack_size variable with the static
14571 stack frame size of the current function when
14572 flag_stack_usage_info is enabled.
14574 2016-08-26 Nathan Sidwell <nathan@acm.org>
14576 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
14577 assignment inside if condition.
14579 2016-08-26 Richard Biener <rguenther@suse.de>
14581 PR tree-optimization/69047
14582 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
14583 extracts similar to what FRE does.
14584 (non_rewritable_mem_ref_base): Likewise.
14586 2016-08-26 Joseph Myers <joseph@codesourcery.com>
14588 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
14589 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
14590 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14591 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14592 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
14594 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14595 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14596 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14597 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
14598 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14600 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14603 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
14604 reservation duration to 15 cycles.
14605 (cortex_a8_vfp_macs): Likewise.
14606 (cortex_a8_vfp_macd): Likewise.
14607 (cortex_a8_vfp_divs): Likewise.
14608 (cortex_a8_vfp_divd): Likewise.
14610 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14612 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
14613 (aarch_macro_fusion_pair_p): Use above to avoid early return.
14615 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14616 Martin Jambhor <mjambor@suse.cz>
14618 * common.opt: New option -fipa-bit-cp.
14619 * doc/invoke.texi: Document -fipa-bit-cp.
14620 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
14621 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
14622 * tree-ssa-ccp.h: New header file.
14623 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
14624 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
14625 Replace all occurences of tree parameter by two new params: signop, int.
14626 (bit_value_unop_1): Change to bit_value_unop and export it.
14627 Replace all occurences of tree parameter by two new params: signop,
14629 (bit_value_binop): Change call from bit_value_binop_1 to
14631 (bit_value_assume_aligned): Likewise.
14632 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
14633 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
14635 (ccp_finalize): Skip processing if val->mask == 0.
14636 * ipa-cp.c: Include tree-ssa-ccp.h
14637 (ipcp_bits_lattice): New class.
14638 (ipcp_param_lattice (bits_lattice): New member.
14639 (print_all_lattices): Call ipcp_bits_lattice::print.
14640 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
14641 (initialize_node_lattices): Likewise.
14642 (propagate_bits_accross_jump_function): New function.
14643 (propagate_constants_accross_call): Call
14644 propagate_bits_accross_jump_function.
14645 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
14646 (ipcp_store_bits_results): New function.
14647 (ipcp_driver): Call ipcp_store_bits_results.
14648 * ipa-prop.h (ipa_bits): New struct.
14649 (ipa_jump_func): Add new member bits of type ipa_bits.
14650 (ipa_param_descriptor): Change decl to decl_or_type.
14651 (ipa_get_param): Change decl to decl_or_type and assert on
14653 (ipa_get_type): New function.
14654 (ipcp_transformation_summary): New member bits.
14655 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
14656 (ipa_populate_param_decls): Likewise.
14657 (ipa_dump_param): Likewise.
14658 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
14660 (ipa_set_jf_unknown): Set ipa_bits::known to false.
14661 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
14663 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
14664 (ipa_write_jump_function): Add streaming for ipa_bits.
14665 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
14666 (write_ipcp_transformation_info): Add streaming for ipa_bits
14667 summary for ltrans.
14668 (read_ipcp_transfomration_info): Add support for reading streamed
14670 (ipcp_update_bits): New function.
14671 (ipcp_transform_function): Call ipcp_update_bits.
14673 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
14675 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
14676 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
14678 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
14680 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
14682 2016-08-25 Richard Biener <rguenther@suse.de>
14684 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
14685 Only add locations in late dwarf.
14686 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
14687 (dwarf2out_early_finish): But do it here.
14689 2016-08-24 Michael Collison <michael.collison@linaro.org>
14690 Michael Collison <michael.collison@arm.com>
14692 * config/arm/arm-modes.def: Add new condition code mode CC_V
14693 to represent the overflow bit.
14694 * config/arm/arm.c (maybe_get_arm_condition_code):
14695 Add support for CC_Vmode.
14696 (arm_gen_unlikely_cbranch): New function to generate common
14697 rtl conditional branches for overflow patterns.
14698 * config/arm/arm-protos.h: Add prototype for
14699 arm_gen_unlikely_cbranch.
14700 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
14701 addsi3_compareV_upper): New patterns to support signed
14702 builtin overflow add operations.
14703 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
14704 New patterns to support unsigned builtin add overflow operations.
14705 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
14706 builtin overflow subtract operations,
14707 (usubv<mode>4): New patterns to support unsigned builtin subtract
14708 overflow operations.
14709 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
14710 to support builtin overflow negate operations.
14712 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14715 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
14717 * explow.c (get_dynamic_stack_size): Take known alignment of stack
14718 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
14721 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
14723 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
14724 MULTILIB_OPTIONS should be used. Small wording fixes.
14725 * genmultilib: Memorize set of all option combinations in
14726 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
14727 found in MULTILIB_OPTIONS by checking if option set is listed in
14728 combination_space. Output new and existing error message to stderr.
14730 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
14732 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
14733 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
14734 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
14735 (MULTILIB_REUSE): Remove reuse rules for option set including
14736 -mfpu=fp-armv8 and -mfpu=vfpv4
14738 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
14740 * config/arm/t-rtems: Add vfp multilib.
14742 2016-08-23 Ian Lance Taylor <iant@golang.org>
14744 * config/s390/s390.c (s390_asm_file_start): Call
14745 default_file_start.
14747 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
14749 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
14750 initialization of all 0's to the 0 constant, instead of directly
14751 generating XOR. Add support for V4SImode vector initialization on
14752 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
14753 initialization. Change variables used in V4SFmode vector
14754 intialization. For V4SFmode vector splat on ISA 3.0, make sure
14755 any memory addresses are in index form. Add support for using
14756 VSPLTH/VSPLTB to initialize vector short and vector char vectors
14757 with all of the same element.
14758 (regno_or_subregno): New helper function to return a register
14759 number for either REG or SUBREG.
14760 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
14761 Use regno_or_subregno where possible.
14762 (rs6000_split_v4si_init_di_reg): New helper function to build up a
14763 DImode value from two SImode values in order to generate V4SImode
14764 vector initialization on 64-bit systems with direct move.
14765 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
14767 (rtx_is_swappable_p): V4SImode vector initialization insn is not
14769 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
14771 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
14772 attributes to initialize V8HImode and V16QImode vectors with the
14774 (VSX_SPLAT_COUNT): Likewise.
14775 (VSX_SPLAT_SUFFIX): Likewise.
14776 (UNSPEC_VSX_VEC_INIT): New unspec.
14777 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
14778 Allow SFmode values to come from Altivec registers.
14779 (vsx_init_v4si): New insn/split for V4SImode vector initialization
14780 on 64-bit systems with direct move.
14781 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
14782 vector initializations, to allow V4SImode vector initializations
14783 on 64-bit systems with direct move.
14784 (vsx_splat_v4si): Likewise.
14785 (vsx_splat_v4si_di): Likewise.
14786 (vsx_splat_v4sf): Likewise.
14787 (vsx_splat_v4sf_internal): Likewise.
14788 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
14790 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
14791 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
14792 initializing V8HImode and V16QImode vectors with the same
14794 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
14795 optimization if -maltivec=be.
14797 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
14799 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
14800 attribute for alternatives 3 and 4.
14802 2016-08-23 David Malcolm <dmalcolm@redhat.com>
14804 * selftest.c (selftest::assert_str_contains): New function.
14805 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
14806 * selftest.h (selftest::assert_str_contains): New decl.
14807 (ASSERT_STR_CONTAINS): New macro.
14809 2016-08-23 Richard Biener <rguenther@suse.de>
14811 PR tree-optimization/77286
14812 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
14814 (vect_transform_loop): Split exit edges of loop and scalar
14815 loop if required and at the appropriate time.
14817 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
14819 * explow.c (get_dynamic_stack_size): Take known alignment of stack
14820 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
14822 Correct a typo in a comment.
14824 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
14826 * config/s390/s390.md ("*andc_split"): New splitter for and with
14829 2016-08-23 Richard Biener <rguenther@suse.de>
14831 PR tree-optimization/27336
14832 * tree-vrp.c (infer_value_range): Handle stmts that can throw
14833 by looking for a non-EH edge.
14834 (process_assert_insertions_for): Likewise.
14836 2016-08-23 Richard Biener <rguenther@suse.de>
14838 PR middle-end/77305
14839 * statistics.c (statistics_counter_event): Robustify against
14842 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
14844 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
14845 for targets amdfam10 and barcelona.
14847 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
14849 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
14850 (zero_extend<mode>di2): Ditto.
14851 (*zero_extend<mode>si2): Ditto.
14852 (*zero_extendqihi2): Ditto.
14854 2016-08-22 Joseph Myers <joseph@codesourcery.com>
14856 PR middle-end/77269
14857 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
14858 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
14860 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
14862 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
14863 identical consecutive elements.
14864 [SSA_NAME]: Print the name's def stmt on its own line. When printing
14865 the node's def stmt, avoid printing an unwanted trailing newline by
14866 replacing the call to print_gimple_stmt() with its inlined body and
14867 adjusting it to not set pp_needs_newline and to call pp_flush()
14868 instead of pp_newline_and_flush().
14870 2016-08-22 Joseph Myers <joseph@codesourcery.com>
14872 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
14873 (float32_type_node, float64_type_node, float32x_type_node)
14874 (float128x_type_node): New macros.
14875 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
14876 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
14877 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
14878 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
14879 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
14880 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
14881 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
14882 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
14883 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
14884 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
14885 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
14886 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
14887 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
14888 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
14889 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
14890 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
14891 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
14892 (copysign, fabs, huge_val, inf, nan, nans): Use it.
14893 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
14895 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
14896 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
14897 * doc/extend.texi (Other Builtins): Document these built-in
14899 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
14902 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
14904 * doc/install.texi (Binaries): www.opencsw.org now uses https.
14906 2016-08-22 Richard Biener <rguenther@suse.de>
14908 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
14910 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
14913 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
14914 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
14915 non-SSE2 athlons only, otherwise prefer SSE prefetches.
14917 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
14919 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
14920 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
14921 (vrp_visit_switch_stmt): Likewise.
14922 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
14923 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
14924 (vrp_visit_stmt): Use extract_range_from_stmt.
14925 (vrp_visit_phi_node): Use extract_range_from_phi_node.
14927 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
14929 * Makefile.in: Add tree-vrp.h to GTFILES.
14930 * gengtype.c (open_base_files): Add tree-vrp.h.
14931 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
14932 * builtins.c: Likewise.
14933 * fold-const.c: Likewise.
14934 * gimple-builder.c: Likewise.
14935 * gimple-laddress.c: Likewise.
14936 * hsa-gen.c: Likewise.
14937 * internal-fn.c: Likewise.
14939 * targhooks.c: Liewise,
14940 * tree-ssa-address.c: Likewise.
14941 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
14942 * tree-vrp.c (struct value_range): Move to tree-vrp.h
14943 * tree-vrp.h: New file.
14945 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
14947 PR tree-optimization/61839
14948 * tree-vrp.c (two_valued_val_range_p): New.
14949 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
14950 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
14951 Also Convert VAR BINOP CST where VAR is two-valued to
14952 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
14954 2016-08-19 David Malcolm <dmalcolm@redhat.com>
14956 * diagnostic-show-locus.c
14957 (layout::annotation_line_showed_range_p): New method.
14958 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
14959 Reimplement case fixit_hint::REPLACE to cover removals, and
14960 replacements where the range of the replacement isn't one
14961 of the ranges in the rich_location.
14962 (test_one_liner_fixit_replace): Likewise.
14963 (selftest::test_one_liner_fixit_replace_non_equal_range): New
14965 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
14967 (selftest::test_diagnostic_show_locus_one_liner): Call the new
14969 * diagnostic.c (print_parseable_fixits): Remove case
14970 fixit_hint::REMOVE.
14972 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
14975 * config/i386/i386.c (ix86_option_override_internal): Remove
14976 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
14977 Enable SSE prefetch also for TARGET_PREFETCHWT1.
14978 Do not try to enable TARGET_PRFCHW ISA flag here.
14979 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
14980 Rewrite expander function body.
14981 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
14983 2016-08-19 Joseph Myers <joseph@codesourcery.com>
14986 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
14987 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
14988 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
14989 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
14990 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
14991 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
14992 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
14993 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
14994 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
14996 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
14998 (struct floatn_type_info): New structure type.
14999 (floatn_nx_types): New variable declaration.
15000 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
15001 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
15002 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
15003 * tree.c (floatn_nx_types): New variable.
15004 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
15005 corresponding complex types.
15006 * target.def (floatn_mode): New hook.
15007 * targhooks.c: Include "real.h".
15008 (default_floatn_mode): New function.
15009 * targhooks.h (default_floatn_mode): New prototype.
15010 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
15012 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
15013 effective-target and dg-add-options keywords.
15014 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
15015 Document new effective-target keywords.
15016 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
15017 * doc/tm.texi: Regenerate.
15018 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
15019 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
15020 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
15022 * real.h (struct real_format): Add field ieee_bits.
15023 * real.c (ieee_single_format, mips_single_format)
15024 (motorola_single_format, spu_single_format, ieee_double_format)
15025 (mips_double_format, motorola_double_format)
15026 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
15027 (ieee_extended_intel_128_format)
15028 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
15029 (mips_extended_format, ieee_quad_format, mips_quad_format)
15030 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
15031 (decimal_double_format, decimal_quad_format, ieee_half_format)
15032 (arm_half_format, real_internal_format: Initialize ieee_bits
15034 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
15035 float128_type_node. Set float80_type_node to float64x_type_node
15036 if appropriate and long_double_type_node not appropriate.
15037 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
15038 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
15039 Initialize ieee_bits field.
15040 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
15041 (rs6000_init_builtins): Set ieee128_float_type_node to
15042 float128_type_node.
15043 (rs6000_floatn_mode): New function.
15045 2016-08-19 Jakub Jelinek <jakub@redhat.com>
15047 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
15048 _rdseed64_step): Uglify argument names and/or local variable names
15049 in inline functions.
15050 * config/i386/rtmintrin.h (_xabort): Likewise.
15051 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
15052 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
15053 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
15054 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
15055 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
15056 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
15057 _mm_maskz_ternarylogic_epi32): Likewise.
15058 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
15059 __lwpins32, __lwpins64): Likewise.
15060 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
15061 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
15062 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
15063 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
15064 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
15065 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
15066 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
15067 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
15068 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
15069 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
15070 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
15071 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
15072 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
15073 _mm256_mask_i64gather_epi32): Likewise.
15074 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
15075 * config/i386/ia32intrin.h (__writeeflags): Likewise.
15076 * config/i386/pkuintrin.h (_wrpkru): Likewise.
15077 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
15078 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
15079 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
15080 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
15081 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
15082 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
15083 _mm512_mask_prefetch_i64scatter_ps): Likewise.
15084 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
15085 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
15086 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
15087 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
15088 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
15089 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
15090 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
15091 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
15093 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
15095 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
15096 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
15098 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
15099 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
15101 (_rdpkru_u32): Add space after function name.
15103 * config/i386/t-i386 (i386-c.o): Don't depend on
15104 i386-builtin-types.inc.
15105 (i386.o): Depend on i386-builtin-types.inc.
15107 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
15110 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
15111 Use const_vec_duplicate to check for duplicated elements.
15113 2016-08-19 Richard Biener <rguenther@suse.de>
15115 PR tree-optimization/77290
15116 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
15117 Fix flag_tree_parallelize_loops check.
15119 2016-08-19 Richard Biener <rguenther@suse.de>
15121 * match.pd (x | 0 -> x): Add.
15123 2016-08-19 Richard Biener <rguenther@suse.de>
15125 PR tree-optimization/77286
15126 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
15127 Deal with virtual PHIs being out-of-order.
15129 2016-08-18 David Malcolm <dmalcolm@redhat.com>
15131 * doc/invoke.texi (fverbose-asm): Note that source code lines
15132 are emitted, and provide an example.
15133 * final.c (asm_show_source): New function.
15134 (final_scan_insn): Call asm_show_source.
15136 2016-08-18 David Malcolm <dmalcolm@redhat.com>
15138 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
15139 param with diagnostic_kind.
15140 (class colorizer): Similarly replace field m_diagnostic with
15142 (colorizer::colorizer): Replace diagnostic
15143 param with diagnostic_kind.
15144 (colorizer::begin_state): Update for above field change.
15145 (layout::layout): Replace diagnostic param with rich_location *
15146 and diagnostic_kind.
15147 (diagnostic_show_locus): Replace diagnostic param with richloc
15148 and diagnostic_kind.
15149 (class selftest::test_diagnostic_context): New class.
15150 (selftest::test_diagnostic_show_locus_unknown_location): New
15152 (selftest::test_one_liner_simple_caret): New function.
15153 (selftest::test_one_liner_caret_and_range): New function.
15154 (selftest::test_one_liner_multiple_carets_and_ranges): New
15156 (selftest::test_one_liner_fixit_remove): New function.
15157 (selftest::test_one_liner_fixit_replace): New function.
15158 (selftest::test_diagnostic_show_locus_one_liner): New function.
15159 (selftest::diagnostic_show_locus_c_tests): Call the new test
15161 * diagnostic.c (diagnostic_initialize): Initialize
15162 colorize_source_p, show_ruler_p and parseable_fixits_p.
15163 (default_diagnostic_finalizer): Update for change to
15164 diagnostic_show_locus.
15165 (diagnostic_append_note): Likewise.
15166 * diagnostic.h (diagnostic_show_locus): Replace
15167 const diagnostic_info * param with location * and diagnostic_t.
15169 2016-08-18 David Malcolm <dmalcolm@redhat.com>
15171 * input.c (saved_line_table): New global.
15172 (class selftest::temp_line_table): Rename to line_table_test and
15173 move declaration to selftest.h, and drop field m_old_line_table.
15174 (selftest::temp_line_table::temp_line_table): Rename ctor to...
15175 (selftest::line_table_test::line_table_test): ...this. Add a
15176 default ctor. Store current value of line_table within
15178 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
15179 (selftest::line_table_test::~line_table_test): ...this, and
15180 restore line_table from the saved_line_table, rather than
15182 (selftest::test_accessing_ordinary_linemaps): Update for above
15184 (selftest::test_lexer): Likewise.
15185 (struct selftest::lexer_test): Likewise.
15186 (selftest::lexer_test::lexer_test): Likewise.
15187 (selftest::input_c_tests): Move the looping over test cases from
15189 (selftest::for_each_line_table_case): New function.
15190 * input.h (saved_line_table): New decl.
15191 * selftest.h (struct selftest::line_table_case): New forward decl.
15192 (class selftest::line_table_test): New class, moved here from
15193 selftest::temp_line_table in input.c, and renamed.
15194 (selftest::for_each_line_table_case): New decl.
15196 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
15199 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
15201 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
15203 PR middle-end/70895
15204 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
15205 enclosing parallel construct for reduction variables on OpenACC loop
15208 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
15210 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
15211 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
15213 (function_to_dwarf_procedure): Update comment.
15215 2016-08-18 David Malcolm <dmalcolm@redhat.com>
15217 * input.c (diagnostics_file_cache_forcibly_evict_file): New
15219 * input.h (diagnostics_file_cache_forcibly_evict_file): New
15221 * selftest.c (selftest::temp_source_file::~temp_source_file):
15222 Evict m_filename from the diagnostic file cache.
15224 2016-08-18 Richard Biener <rguenther@suse.de>
15226 * tree-pass.h (make_pass_materialize_all_clones): Declare.
15227 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
15228 make_pass_materialize_all_clones): New simple IPA pass encapsulating
15229 clone materialization.
15230 * passes.def (all_late_ipa_passes): Start with
15231 pass_materialize_all_clones.
15232 * cgraphunit.c (symbol_table::compile): Remove call to
15233 materialize_all_clones.
15234 * tree-into-ssa.c: Include statistics.h.
15235 (update_ssa): Count number of times we do incremental/rewrite
15238 2016-08-18 Richard Biener <rguenther@suse.de>
15240 PR tree-optimization/77282
15241 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
15242 When doing auto-parallelizing also prevent use of PHIs that
15243 carry dependences across loop backedges.
15245 2016-08-18 Tamar Christina <tamar.christina@arm.com>
15246 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
15248 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
15250 2016-08-18 Richard Biener <rguenther@suse.de>
15252 * ssa-iterators.h (ssa_vuse_operand): New inline.
15253 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
15254 (predicate_all_scalar_phis): Use remove_phi_node to remove
15255 phi nodes predicated. Delay removing virtual PHIs.
15256 (predicate_mem_writes): Update virtual operands.
15257 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
15258 (tree_if_conversion): Do not rewrite virtual SSA form.
15259 * tree-phinodes.c (release_phi_node): Make static.
15260 * tree-phinodes.h (release_phi_node): Remove.
15262 2016-08-18 Jakub Jelinek <jakub@redhat.com>
15264 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
15265 codes that appear in bdesc_* arrays, instead include i386-builtin.def
15266 twice to define those.
15267 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
15268 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
15269 bdesc_multi_arg): Define by including i386-builtin.def the third time.
15270 * config/i386/i386-builtin.def: New file.
15272 2016-08-17 David Malcolm <dmalcolm@redhat.com>
15274 * input.c (get_source_range_for_char): Rename to...
15275 (selftest::get_source_range_for_char): ...this, and move within
15276 the #if CHECKING_P guard.
15277 (get_num_source_ranges_for_substring): Rename to...
15278 (selftest::get_num_source_ranges_for_substring): ...this, move
15279 within the #if CHECKING_P guard, and make static.
15280 (selftest::assert_num_substring_ranges): Initialize
15283 2016-08-18 Alan Modra <amodra@gmail.com>
15285 PR rtl-optimization/72771
15286 * reload.c (find_reloads): Don't assume that a subreg mem is OK
15287 when find_reloads_toplev returns address_reloaded==-1.
15288 (alternative_allows_const_pool_ref): Update comment.
15290 2015-08-17 Alan Hayward <alan.hayward@arm.com>
15292 PR tree-optimization/71752
15293 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
15294 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
15296 2016-08-17 Jakub Jelinek <jakub@redhat.com>
15298 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
15299 instead of testing ECF_NORETURN bit in gimple_call_flags.
15300 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
15301 * predict.c (tree_bb_level_predictions): Likewise.
15302 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
15304 PR middle-end/77259
15305 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
15306 turning a call into __builtin_unreachable-like noreturn call, adjust
15307 gimple_call_set_fntype.
15308 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
15309 gimple_call_fntype has void return type.
15311 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
15313 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
15314 maybe_lookup_decl, to handle nested acc loop directives.
15316 2016-08-17 Richard Biener <rguenther@suse.de>
15318 PR tree-optimization/76490
15319 * tree-vrp.c (update_value_range): Preserve overflow infinities
15320 when intersecting with ranges from get_range_info.
15321 (operand_less_p): Handle overflow infinities correctly.
15322 (value_range_constant_singleton): Use vrp_operand_equal_p
15323 to handle overflow max/min correctly.
15324 (vrp_valueize): Likewise.
15325 (union_ranges): Likewise.
15326 (intersect_ranges): Likewise.
15327 (vrp_visit_phi_node): Improve iteration limitation to only
15328 apply when we'll possibly re-visit the PHI via a changed argument
15331 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
15333 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
15334 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
15335 rather than those that should not be built.
15337 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
15340 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
15342 2016-08-17 Richard Biener <rguenther@suse.de>
15344 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
15345 (verify_vssa): New function verifying virtual SSA form.
15346 (verify_ssa): Call it.
15347 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
15348 Do not apply loop-closed SSA handling to virtuals.
15349 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
15350 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
15351 when rewriting their symbol.
15352 (prepare_def_site_for): Likewise.
15353 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
15354 operands of moved stmts.
15356 2016-08-17 Richard Biener <rguenther@suse.de>
15358 PR tree-optimization/23855
15359 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
15360 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
15361 find guards to hoist. Do not update SSA form but rewrite virtuals
15362 into loop closed SSA.
15363 (find_loop_guard): Adjust to skip already hoisted guards. Do
15364 not mark virtuals for renaming or update SSA form.
15366 2016-08-17 Martin Liska <mliska@suse.cz>
15368 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
15369 a LONG_LONG_TYPE_SIZE comparison.
15370 * gcov-io.h: Remove macro definitions.
15371 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
15372 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
15375 2016-08-16 Jakub Jelinek <jakub@redhat.com>
15377 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
15378 that builtins not mentioned in bdesc_* arrays come first, then
15379 the ones mentioned in bdesc_* arrays in the order they appear in
15380 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
15381 IX86_BUILTIN__BDESC_*_LAST enumerator.
15382 (bdesc_mpx): Fix up a comment typo.
15383 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
15384 __builtin_ia32_vpcomneu[bwdq] builtins.
15385 (BDESC_VERIFY, BDESC_VERIFYS): Define.
15386 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
15387 enum ix86_builtins ordering.
15388 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
15389 for direct bdesc_* array member access instead of searching all the
15390 arrays until an fcode match is found.
15392 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
15394 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
15395 pattern as define_insn_and_split. Split insn before reload to
15397 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
15398 <shift_insn><mode>3_1.
15399 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
15400 <rotate_insn><mode>3_1.
15402 2016-08-16 David Malcolm <dmalcolm@redhat.com>
15405 * input.c (get_source_range_for_substring): Rename to...
15406 (get_source_location_for_substring): ...this, adding param
15407 "caret_idx", and converting output param from source_range * to
15409 (get_source_range_for_char): New function.
15410 (get_num_source_ranges_for_substring): Update comment to reflect
15412 (assert_char_at_range): Update to use get_source_range_for_char
15413 rather than get_source_range_for_substring.
15414 (test_lexer_string_locations_concatenation_2): Likewise.
15415 * substring-locations.h (get_source_range_for_substring): Rename
15417 (get_source_location_for_substring): ...this, and adding param
15418 "caret_idx", and converting output param from source_range * to
15421 2016-08-16 David Malcolm <dmalcolm@redhat.com>
15423 * input.c (class selftest::temp_source_file): Move to
15425 (selftest::temp_source_file::temp_source_file): Move to
15427 (selftest::temp_source_file::~temp_source_file): Likewise.
15428 * selftest.c (selftest::temp_source_file::temp_source_file): Move
15430 (selftest::temp_source_file::~temp_source_file): Likewise.
15431 * selftest.h (class selftest::temp_source_file): Move here from
15434 2016-08-16 Jakub Jelinek <jakub@redhat.com>
15437 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
15438 inlining, add cgraph edge for the added __builtin_unreachable call.
15440 PR middle-end/67485
15441 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
15442 only cast it to SHWI for the final comparison.
15444 2016-08-16 Martin Liska <mliska@suse.cz>
15446 PR gcov-profile/36412
15447 * doc/gcov.texi: Document --hash-filenames(-x).
15448 * gcov.c (print_usage): Add the option.
15449 (process_args): Process the option, sort options alphabetically.
15450 (md5sum_to_hex): New function.
15451 (make_gcov_file_name): Do the md5sum and append it to a
15454 2016-08-16 Bin Cheng <bin.cheng@arm.com>
15456 PR tree-optimization/69848
15457 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
15458 and swtich operands to avoid additional NOT instruction.
15459 (vcond<v_cmp_mixed><mode>): Ditto.
15460 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
15462 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
15464 * doc/install.texi (*-*-solaris2*): Adjust latest change.
15466 2016-08-16 Richard Biener <rguenther@suse.de>
15468 PR tree-optimization/76783
15469 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
15470 BB visited flags at start.
15472 2016-08-16 Bin Cheng <bin.cheng@arm.com>
15474 PR tree-optimization/72817
15475 PR tree-optimization/73450
15476 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
15477 multiple_of_p for adjusted IV.base.
15479 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
15482 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
15483 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
15484 for !flag_finite_math_only or flag_signed_zeros.
15485 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
15486 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
15487 depend on flag_finite_math_only.
15488 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
15490 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
15491 (*ieee_smin<mode>3): Ditto.
15492 (*ieee_smax<mode>3): Ditto.
15493 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
15494 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
15496 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
15497 depend on flag_finite_math_only.
15498 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
15499 (*mmx_<code>v2sf3): Remove.
15500 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
15501 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
15502 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
15504 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
15506 PR rtl-optimization/73650
15507 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
15508 it is not a simple move.
15510 2016-08-15 Martin Liska <mliska@suse.cz>
15513 * gcc.c (do_spec_1): Call save_string with the right size.
15514 (save_string): Do an assert about string we copy.
15516 2016-08-15 Richard Biener <rguenther@suse.de>
15518 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
15519 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
15521 (pass_data_stv): Likewise.
15523 2016-08-15 Richard Biener <rguenther@suse.de>
15525 PR tree-optimization/73434
15526 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
15527 TBAA info on the base when forwarding a non-invariant address.
15529 2016-08-15 Jakub Jelinek <jakub@redhat.com>
15531 * dwarf2out.c (struct checksum_attributes): Add
15532 at_string_length_bit_size and at_string_length_byte_size fields.
15533 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
15534 and DW_AT_string_length_byte_size.
15535 (die_checksum_ordered): Handle at_string_length_bit_size and
15536 at_string_length_byte_size.
15537 (gen_array_type_die): For dwarf_version >= 5 emit
15538 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
15539 (adjust_string_types): For dwarf_version >= 5 remove
15540 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
15541 (resolve_addr): Likewise.
15544 * dwarf2out.c (string_types): New variable.
15545 (gen_array_type_die): Change early_dwarf handling of
15546 DW_AT_string_length, create DW_OP_call4 referencing the
15547 length var temporarily. Handle parameters that are pointers
15549 (adjust_string_types): New function.
15550 (gen_subprogram_die): Temporarily set string_types to local var,
15551 call adjust_string_types if needed.
15552 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
15554 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
15556 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
15558 * doc/install.texi (*-*-solaris2*): Fix version number and document
15559 requirement on GNU make for building libjava with the Solaris linker.
15561 2016-08-15 Martin Liska <mliska@suse.cz>
15562 Jakub Jelinek <jakub@redhat.com>
15564 PR tree-optimization/72824
15565 * tree-loop-distribution.c (const_with_all_bytes_same)
15566 <case VECTOR_CST>: Fix a typo.
15568 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
15571 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
15572 Renamed from _mm512_undefined_si512.
15573 (_mm_undefined_si512): New definition.
15575 2016-08-13 Richard Biener <rguenther@suse.de>
15577 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
15578 into PHIs and update the lattice for its def.
15580 2016-08-12 Jakub Jelinek <jakub@redhat.com>
15583 * ubsan.c (instrument_si_overflow): Pass true instead of false
15585 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
15586 of bbs. Return TODO_cleanup_cfg if any returned true.
15588 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
15590 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
15591 ISA 3.0 MTVSRDD instruction.
15592 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
15595 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
15597 PR tree-optimization/71083
15598 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
15599 bitfield access when possible.
15601 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
15603 PR middle-end/71654
15604 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
15605 sign-changing cast from a shorter unsigned type to a wider
15608 2016-08-12 Jakub Jelinek <jakub@redhat.com>
15610 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
15611 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
15612 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
15614 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15616 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
15617 Correct costs for vec_construct.
15619 2016-08-12 Bin Cheng <bin.cheng@arm.com>
15621 PR tree-optimization/69848
15622 * tree-vectorizer.h (enum vect_def_type): New condition reduction
15623 type CONST_COND_REDUCTION.
15624 * tree-vect-loop.c (vectorizable_reduction): Support new condition
15625 reudction type CONST_COND_REDUCTION.
15627 2016-08-12 Richard Biener <rguenther@suse.de>
15629 PR tree-optimization/57326
15630 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
15631 returning an SSA name.
15632 (phi_translate_1): When fully_constant_expression returns a NAME
15633 make sure we have a leader for it.
15635 2016-08-12 Martin Liska <mliska@suse.cz>
15636 Adam Fineman <afineman@afineman.com>
15638 * gcov.c (process_file): Create .gcov file when .gcda
15641 2016-08-12 Marek Polacek <polacek@redhat.com>
15644 * alias.c (find_base_value): Adjust fall through comment.
15645 * cfgexpand.c (expand_debug_expr): Likewise.
15646 * combine.c (find_split_point): Likewise.
15647 (expand_compound_operation): Likewise. Add FALLTHRU.
15648 (make_compound_operation): Adjust fall through comment.
15649 (canon_reg_for_combine): Add FALLTHRU.
15650 (force_to_mode): Adjust fall through comment.
15651 (simplify_shift_const_1): Likewise.
15652 (simplify_comparison): Likewise.
15653 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
15655 * config/aarch64/predicates.md: Likewise.
15656 * config/i386/i386.c (function_arg_advance_32): Likewise.
15657 (ix86_gimplify_va_arg): Likewise.
15658 (print_reg): Likewise.
15659 (ix86_print_operand): Likewise.
15660 (ix86_build_const_vector): Likewise.
15661 (ix86_expand_branch): Likewise.
15662 (ix86_sched_init_global): Adjust fall through comment.
15663 (ix86_expand_args_builtin): Add FALLTHRU.
15664 (ix86_expand_builtin): Likewise.
15665 (ix86_expand_vector_init_one_var): Likewise.
15666 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
15667 (rs6000_adjust_cost): Likewise.
15668 (insn_must_be_first_in_group): Likewise.
15669 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
15670 * dbxout.c (dbxout_symbol): Adjust fall through comment.
15671 * df-scan.c (df_uses_record): Likewise.
15672 * dojump.c (do_jump): Add FALLTHRU.
15673 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
15675 (resolve_args_picking_1): Adjust fall through comment.
15676 (loc_list_from_tree_1): Likewise.
15677 * expmed.c (make_tree): Likewise.
15678 * expr.c (expand_expr_real_2): Add FALLTHRU.
15679 (expand_expr_real_1): Likewise. Adjust fall through comment.
15680 * fold-const.c (const_binop): Adjust fall through comment.
15681 (fold_truth_not_expr): Likewise.
15682 (fold_cond_expr_with_comparison): Add FALLTHRU.
15683 (fold_binary_loc): Likewise.
15684 (contains_label_1): Adjust fall through comment.
15685 (multiple_of_p): Likewise.
15686 * gcov-tool.c (process_args): Add FALLTHRU.
15687 * genattrtab.c (check_attr_test): Likewise.
15688 (write_test_expr): Likewise.
15689 * genconfig.c (walk_insn_part): Likewise.
15690 * genpreds.c (validate_exp): Adjust fall through comment.
15691 (needs_variable): Likewise.
15692 * gensupport.c (get_alternatives_number): Add FALLTHRU.
15693 (subst_dup): Likewise.
15694 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
15695 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
15696 (gimplify_scan_omp_clauses): Add FALLTHRU.
15697 (goa_stabilize_expr): Likewise.
15698 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
15700 * hsa-gen.c (get_address_from_value): Likewise.
15701 * ipa-icf.c (sem_function::hash_stmt): Likewise.
15702 * ira.c (ira_setup_alts): Add FALLTHRU.
15703 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
15705 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
15706 * opts.c (common_handle_option): Likewise.
15707 * read-rtl.c (read_rtx_code): Likewise.
15708 * real.c (round_for_format): Likewise.
15709 * recog.c (asm_operand_ok): Likewise.
15710 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
15711 * reload1.c (set_label_offsets): Likewise.
15712 (eliminate_regs_1): Likewise.
15713 (reload_reg_reaches_end_p): Likewise.
15714 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
15715 (rtx_cost): Likewise.
15716 * sched-rgn.c (is_exception_free): Likewise.
15717 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
15718 * stor-layout.c (int_mode_for_mode): Likewise.
15719 * toplev.c (print_to_asm_out_file): Likewise.
15720 (print_to_stderr): Likewise.
15721 * tree-cfg.c (gimple_verify_flow_info): Likewise.
15722 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
15723 (chrec_fold_multiply): Likewise.
15724 (evolution_function_is_invariant_rec_p): Likewise.
15725 (for_each_scev_op): Likewise.
15726 * tree-data-ref.c (siv_subscript_p): Likewise.
15727 (get_references_in_stmt): Likewise.
15728 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
15729 (substitute_in_expr): Likewise.
15730 (type_cache_hasher::equal): Likewise.
15731 (walk_type_fields): Likewise.
15732 * var-tracking.c (adjust_mems): Add FALLTHRU.
15733 (set_dv_changed): Adjust fall through comment.
15734 * varasm.c (default_function_section): Add FALLTHRU.
15736 2016-08-12 Marek Polacek <polacek@redhat.com>
15739 * tree-complex.c (expand_complex_division): Add missing break.
15741 2016-08-12 Richard Biener <rguenther@suse.de>
15743 * passes.c (execute_todo): Do not push/pop TV_TODO.
15744 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
15745 (execute_one_pass): Likewise.
15746 * common.opt (ftime-report-details): New switch.
15747 * doc/invoke.texi (ftime-report-details): Document.
15748 * timevar.h (timer::print_row): Adjust signature.
15749 (timer::all_zero): New static helper.
15750 (timer::child_map_t): New typedef.
15751 (timer::time_var_def): Add children field.
15752 * timevar.c (timer::named_items::print): Adjust.
15753 (timer::~timer): Free timevar recorded children.
15754 (timer::pop_internal): When -ftime-report-details record
15755 time spent in sub-timevars.
15756 (timer::print_row): Adjust.
15757 (timer::print): Print sub-timevar stats, use all_zero.
15758 * timevar.def (TV_TODO): Remove.
15760 2016-08-12 Richard Biener <rguenther@suse.de>
15762 PR tree-optimization/72851
15763 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
15764 worklists to use bitmaps indexed in execution order.
15765 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
15766 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
15767 (cfg_blocks): Make a bitmap.
15768 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
15770 (cfg_blocks_empty_p): Adjust.
15771 (cfg_blocks_add): Likewise.
15772 (cfg_blocks_get): Likewise.
15773 (add_ssa_edge): Likewise.
15774 (add_control_edge): Likewise.
15775 (simulate_stmt): Likewise.
15776 (process_ssa_edge_worklist): Likewise.
15777 (simulate_block): Likewise.
15778 (ssa_prop_init): Compute PRE order and stmt UIDs.
15779 (ssa_prop_fini): Adjust.
15780 (ssa_propagate): Adjust.
15782 2016-08-12 Richard Biener <rguenther@suse.de>
15784 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
15785 the currently executable edges have fixed ranges. Always
15786 go through update_value_range.
15788 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
15792 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
15793 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
15794 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
15795 (LANG_HOOKS_DECLS): Add it.
15796 * langhooks.h (struct lang_hooks_for_decls): Add
15797 function_decl_defaulted. Const_tree-ify
15798 function_decl_explicit_p and function_decl_deleted_p.
15799 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
15800 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
15801 also at strict DWARF v5.
15804 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
15805 TYPE_QUAL_CONST in reference-typed decls.
15808 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
15809 in DW_OP_pieces, just enough to handle pointers to member
15811 (gen_remaining_tmpl_value_param_die_attribute): Use a location
15812 expression on DWARFv5 if a constant value doesn't work.
15814 2016-08-11 David Malcolm <dmalcolm@redhat.com>
15816 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
15817 * selftest.c (selftest::test_assertions): New function.
15818 (selftest::selftest_c_tests): New function.
15819 * selftest.h (selftest::selftest_c_tests): New declaration.
15821 2016-08-11 Richard Biener <rguenther@suse.de>
15822 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15824 PR rtl-optimization/72855
15825 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
15827 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15830 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
15831 (vsx_store_<mode>): Likewise.
15833 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
15835 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
15836 TImode CONST_WIDE_INT store.
15837 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
15839 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
15841 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
15842 mode if unaligned SSE load and store are optimal.
15844 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
15846 PR tree-optimization/71083
15847 * tree-predcom.c (ref_at_iteration): Correctly align the
15850 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15852 * config/s390/s390-builtin-types.def: Add INT128 types.
15853 * config/s390/s390-builtins.def: Add INT128 variants for the add
15854 sub low-level builtins dealing with TImode.
15855 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
15856 via subreg when expanding a builtin.
15857 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
15858 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
15860 * config/s390/vecintrin.h: Adjust builtin names accordingly.
15861 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
15862 ("vec_addc<mode>", "vec_addc_u128"): Merge to
15863 "vacc<bhfgq>_<mode>".
15864 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
15865 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
15866 ("vec_subc<mode>", "vec_subc_u128"): Merge to
15867 "vscbi<bhfgq>_<mode>".
15868 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
15869 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
15871 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15873 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
15875 2016-08-11 Bin Cheng <bin.cheng@arm.com>
15877 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
15878 unused declaration.
15879 (vcond<v_cmp_mixed><mode>): Ditto.
15880 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
15882 2016-08-11 Bin Cheng <bin.cheng@arm.com>
15884 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
15885 variable explicitly, also assert on it before use.
15887 2016-08-11 Richard Biener <rguenther@suse.de>
15889 PR tree-optimization/72772
15890 * cfgloopmanip.c (create_preheader): Use split_edge if there
15891 is a single loop entry, avoiding degenerate PHIs.
15893 2016-08-11 Richard Biener <rguenther@suse.de>
15895 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
15896 unconditional TODO_cleanup_cfg.
15897 (pass_thread_jumps::execute): Initialize loops, perform a CFG
15898 cleanup only if we threaded a jump.
15900 2016-08-11 Alan Modra <amodra@gmail.com>
15903 * lra-constraints.c (simplify_operand_subreg): Allow subreg
15904 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
15905 slow. Emit two reloads for slow mem case, first loading in
15906 fast innermode, then converting to required mode.
15908 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
15910 * config/rs6000/altivec.h (vec_extract_exp): New macro.
15911 (vec_extract_sig): New macro.
15912 (vec_insert_exp): New macro.
15913 (vec_test_data_class): New macro.
15914 (scalar_extract_exp): New macro.
15915 (scalar_extract_sig): New macro.
15916 (scalar_insert_exp): New macro.
15917 (scalar_test_data_class): New macro.
15918 (scalar_test_neg): New macro.
15919 (scalar_cmp_exp_gt): New macro.
15920 (scalar_cmp_exp_lt): New macro.
15921 (scalar_cmp_exp_eq): New macro.
15922 (scalar_cmp_exp_unordered): New macro.
15923 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
15924 to enforce constraint that operand is a 7-bit unsigned literal.
15925 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
15926 for power9 built-ins.
15927 (BU_P9V_VSX_2): Likewise.
15928 (BU_P9V_64BIT_VSX_2): Likewise.
15929 (VSEEDP): Add scalar extract exponent support.
15930 (VSEESP): Add scalar extract signature support.
15931 (VSTDCNDP): Add scalar test negative support.
15932 (VSTDCNSP): Likewise.
15933 (VSIEDP): Add scalar insert exponent support.
15934 (VSCEDPGT): Add scalar compare exponent greater than support.
15935 (VSCEDPLT): Add scalar compare exponent less than support.
15936 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
15937 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
15938 (VSTDCDP): Add scalar test data class support.
15939 (VSTDCSP): Likewise.
15940 (VSEEDP): Add overload support for scalar extract exponent
15942 (VSESDP): Add overload support for scalar extract signature
15944 (VSTDCN): Add overload support for scalar test negative
15946 (VSTDCNDP): Add overload support for scalar test negative
15948 (VSTDCNSP): Add overload support for scalar test negative
15950 (VSIEDP): Add overload support for scalar insert exponent
15952 (VSTDC): Add overload support for scalar test data class
15954 (VSTDCDP): Add overload support for scalar test data class
15956 (VSTDCSP): Add overload support for scalar test data class
15958 (VSCEDPGT): Add overload support for scalar compare exponent
15959 greater than operation.
15960 (VSCEDPLT): Add overload support for scalar compare exponent
15961 less than operation.
15962 (VSCEDPEQ): Add overload support for scalar compare exponent
15963 test-for-equality operation.
15964 (VSCEDPUO): Add overload support for scalar compare exponent
15965 test-for-unordered operation.
15966 (VEEDP): Add vector extract exponent support.
15968 (VESDP): Add vector extract significand support.
15970 (VIEDP): Add vector insert exponent support.
15972 (VTDCDP): Add vector test data class support.
15973 (VTDCSP): Likewise.
15974 (VES): Add overload support for vector extract significand operation.
15977 (VEE): Add overload support for vector extract exponent operation.
15980 (VTDC): Add overload support for vector test data class operation.
15981 (VTDCDP): Likewise.
15982 (VTDCSP): Likewise.
15983 (VIE): Add overload support for vector insert exponent operation.
15986 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
15987 overloaded binary floating point functions.
15988 (altivec_resolve_overloaded_builtin): Improve error messages to
15989 distinguish between functions not supported in the current
15990 compiler configuration and functions that were invoked with an
15991 invalid parameter combination, and include the built-in function
15992 name in both error messages.
15993 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
15995 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
15997 (rs6000_expand_binop_builtin): Add check to enforce that argument
15998 2 of the test data class operations is a 7-bit unsigned literal.
15999 (rs6000_invalid_builtin): Add code to issue an error message if a
16000 built-in function that requires the power9_vector and -m32
16001 command-line options is compiled without these options.
16002 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
16003 (UNSPEC_VSX_SXSIGDP): New value.
16004 (UNSPEC_VSX_SXSIGPDP): New value.
16005 (UNSPEC_VSX_SIEXPDP): New value.
16006 (UNSPEC_VSX_SCMPEXPDP): New value.
16007 (UNSPEC_VSX_STSTDC): New value.
16008 (UNSPEC_VSX_VXEXP): New value.
16009 (UNSPEC_VSX_VXSIG): New value.
16010 (UNSPEC_VSX_VIEXP): New value.
16011 (UNSPEC_VSX_VTSTDC): New value.
16012 (xsxexpdp): New insn for scalar extract exponent.
16013 (xsxsigdp): New insn for scalar extract significand.
16014 (xsiexpdp): New insn for scalar insert exponent.
16015 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
16016 (*xscmpexpdp): New insn for scalar compare exponents.
16017 (xststdc<Fvsx): New expansion for both single- and
16018 double-precision scalar test data class operations.
16019 (xststdcneg<Fvsx>): New expansion for both single- and
16020 double-precision scalar test for negative value operations.
16021 (*xststdc<Fvsx>): New insn for scalar test data class
16023 (xvxexp<VSs>): New insn for single- and double-precision
16024 vector extract exponent operation.
16025 (xvxsig<VSs>): New insn for single- and double-precision
16026 vector extract significand operation.
16027 (xviexp<VSs>): New insn for single- and double-precision
16028 vector insert exponent operation.
16029 (xvtstdc<VSs>): New insn for single- and double-precision
16030 vector test data class operation.
16031 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
16032 built-in functions to represent the Power9 binary floating-point
16033 support instructions.
16035 2016-08-10 bin cheng <bin.cheng@arm.com>
16037 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
16039 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
16040 Renlin Li <renlin.li@arm.com>
16041 Bin Cheng <bin.cheng@arm.com>
16043 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
16044 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
16045 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
16046 (aarch64_vcond_internal<mode><mode>): Delete pattern.
16047 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
16048 (vcond<v_cmp_result><mode>): Ditto.
16049 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
16050 (vcondu<mode><mode>): Ditto.
16051 (vcond<v_cmp_mixed><mode>): New pattern.
16052 (vcondu<mode><v_cmp_mixed>): New pattern.
16053 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
16054 of aarch64_vcond_internal.
16056 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
16057 Renlin Li <renlin.li@arm.com>
16058 Bin Cheng <bin.cheng@arm.com>
16060 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
16061 (vec_cmp<mode><v_cmp_result>): New pattern.
16062 (vec_cmpu<mode><mode>): New pattern.
16063 (vcond_mask_<mode><v_cmp_result>): New pattern.
16065 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
16067 PR tree-optimization/71734
16068 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
16069 REF_LOOP, invoke ref_indep_loop_p_1.
16070 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
16071 to ref_indep_loop_p.
16072 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
16073 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
16074 is inside LOOP, do not cache dpendence value for loops with
16076 (ref_indep_loop_p_2): Delete function.
16077 (can_sm_ref_p): Pass LOOP as additional argument to
16080 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
16083 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
16084 being an offsettable address.
16086 2016-08-10 Martin Liska <mliska@suse.cz>
16088 PR gcov-profile/58306
16089 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
16090 atomic variants of profile update functions.
16092 2016-08-10 Martin Liska <mliska@suse.cz>
16094 Cherry picked (and modified) from google-4_7 branch
16095 2012-12-26 Rong Xu <xur@google.com>
16096 * common.opt (fprofile-update): Add new flag.
16097 * coretypes.h: Define enum profile_update.
16098 * doc/invoke.texi: Document -fprofile-update.
16099 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
16100 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
16101 * tree-profile.c (gimple_init_edge_profiler): Generate
16102 also atomic profiler update.
16103 (gimple_gen_edge_profiler): Likewise.
16105 2016-08-10 David Malcolm <dmalcolm@redhat.com>
16107 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
16108 stack_usage_file to NULL after fclose calls.
16110 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
16113 * reload.c (push_reload): Compute subreg_in_class for
16114 subregs of constants and plus expressions. Remove special
16115 handling of SYMBOL_REFs.
16117 2016-08-10 Alan Modra <amodra@gmail.com>
16120 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
16121 SImode for TARGET_E500_DOUBLE when given SImode.
16123 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
16125 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
16126 unused variable __O.
16128 2016-08-09 Martin Liska <mliska@suse.cz>
16130 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
16131 _gcov_reset to __gcov_reset.
16132 * doc/gcov-tool.texi: Fix typo.
16134 2016-08-09 Martin Liska <mliska@suse.cz>
16136 * value-prof.c (gimple_divmod_values_to_profile): Do not
16137 instrument MOD histogram if a value is not a SSA name.
16139 2016-08-09 Martin Liska <mliska@suse.cz>
16141 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
16144 2016-08-09 Renlin Li <renlin.li@arm.com>
16146 PR middle-end/64971
16147 * calls.c (prepare_call_address): Convert funexp to Pmode when
16149 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
16150 (sibcall_value): Likewise.
16152 2016-08-09 Marek Polacek <polacek@redhat.com>
16155 * cselib.c (cselib_expand_value_rtx_1): Add return.
16156 * gengtype.c (dbgprint_count_type_at): Likewise.
16157 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
16158 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
16160 2016-08-09 Martin Jambor <mjambor@suse.cz>
16163 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
16164 if instance is a MEM_REF.
16166 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
16169 * config/i386/i386.md (*movtf_internal): Use
16170 lra_in_progress || reload_completed instead of !can_create_pseudo_p
16171 in the insn constraint.
16172 (*movxf_internal): Ditto.
16173 (*movdf_internal): Ditto.
16174 (*movsf_internal): Ditto.
16176 2016-08-09 Bin Cheng <bin.cheng@arm.com>
16178 PR tree-optimization/72772
16179 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
16182 2016-08-09 Bin Cheng <bin.cheng@arm.com>
16184 PR tree-optimization/72772
16185 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
16187 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
16188 parameter STOP and update calls. Move expand_simple_operations
16189 function call from here...
16190 (simplify_using_initial_conditions): ...to here. Delete parameter
16192 (tree_simplify_using_condition): Delete parameter STOP.
16193 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
16194 simplify_using_initial_conditions.
16196 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
16199 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
16200 Use create_tmp_var_raw instead of create_tmp_var.
16202 2016-08-09 Richard Biener <rguenther@suse.de>
16204 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
16205 Treat same SSA names related.
16207 2016-08-09 Jakub Jelinek <jakub@redhat.com>
16209 PR tree-optimization/72824
16210 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
16211 real_zerop is not negative.
16213 2016-08-09 Richard Biener <rguenther@suse.de>
16215 PR tree-optimization/71802
16216 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
16217 all merge opportunities with the predecessor.
16219 2016-08-09 Richard Biener <rguenther@suse.de>
16222 * ipa-prop.c (ipa_modify_formal_parameters): Build
16223 parameter types with natural alignment also for the
16226 2016-08-08 Andi Kleen <ak@linux.intel.com>
16228 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
16230 2016-08-08 David Malcolm <dmalcolm@redhat.com>
16233 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
16234 do-nothing langhook.
16235 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
16236 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
16237 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
16238 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
16240 2016-08-08 David Malcolm <dmalcolm@redhat.com>
16243 * input.c: Ensure that HAVE_ICONV is defined.
16245 2016-08-08 Jakub Jelinek <jakub@redhat.com>
16247 PR middle-end/72781
16248 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
16249 private vars for lastprivate and for linear iterator.
16251 PR middle-end/68762
16252 * omp-simd-clone.c: Include varasm.h.
16253 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
16254 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
16255 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
16256 update function name.
16258 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
16260 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
16261 (avr_diagnose_devicespecs_error): Remove.
16262 (avr_devicespecs_file): Remove composing absolute path for specfile
16263 and its verbose info. Remove conditions to check specs-file,
16265 2016-08-08 Jakub Jelinek <jakub@redhat.com>
16267 PR rtl-optimization/72821
16268 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
16269 just return false for them.
16271 2016-08-08 Alan Modra <amodra@gmail.com>
16274 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
16275 toc refs created during reload. Update function comment.
16277 2016-08-08 Alan Modra <amodra@gmail.com>
16280 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
16281 alternatives. Put loads first, then stores, and reg/reg moves
16282 within same class later. Delete attr length.
16284 2016-08-08 Alan Modra <amodra@gmail.com>
16287 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
16288 (mem_operand_ds_form): New predicate.
16289 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
16290 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
16291 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
16292 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
16293 (extendsfdf2_fpr): Replace o constraint with wY.
16295 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
16297 * tree-ssa-threadbackward.c: Include tree-inline.h
16298 (profitable_jump_thread_path): Use estimate_num_insns to estimate
16299 size of copied block; for cold paths reduce duplication.
16300 (find_jump_threads_backwards): Remove redundant tests.
16301 (pass_thread_jumps::gate): Enable for -Os.
16303 2016-08-07 Jakub Jelinek <jakub@redhat.com>
16306 * stor-layout.c (layout_decl): Fix up formatting.
16307 (relayout_decl): Allow DECL to be FIELD_DECL.
16309 2016-08-07 Alan Modra <amodra@gmail.com>
16311 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
16313 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
16315 * data-streamer-in.c (streamer_read_wide_int): New.
16316 (streamer_read_widest_int): Renamed function.
16317 * data-streamer-out.c (streamer_write_wide_int): New
16318 (streamer_write_widest_int): Renamed function.
16319 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
16321 (input_cfg): Call renamed function.
16322 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
16324 (output_cfg): Call renamed function.
16325 * data-streamer.h: Add declarations.
16327 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16329 * tree-ssa-ccp.c (extend_mask): New param sgn.
16330 Remove ORing with wi::mask.
16331 (get_default_value): Adjust call to extend_mask to pass sign.
16332 (evaluate_stmt): Likewise.
16334 2016-08-06 Jakub Jelinek <jakub@redhat.com>
16336 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
16339 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16341 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
16342 transform if operand's type is pointer to function or method.
16344 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
16346 PR tree-optimization/18046
16347 * tree-ssa-threadedge.c: Include cfganal.h.
16348 (simplify_control_statement_condition): If simplifying a
16349 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
16350 with the dominating ASSERT_EXPR before handing it off to VRP.
16351 Mention that a CASE_LABEL_EXPR may be returned.
16352 (thread_around_empty_blocks): Adjust to handle
16353 simplify_control_statement_condition() returning a
16355 (thread_through_normal_block): Likewise.
16356 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
16357 a switch statement by trying to determine which case label
16360 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
16362 PR rtl-optimization/69847
16363 * lra-constraints.c (process_invariant_for_inheritance): Save
16364 pattern instead of src.
16365 (remove_inheritance_pseudos): Use the pattern. Add assert.
16367 2016-08-05 David Malcolm <dmalcolm@redhat.com>
16369 * input.c (string_concat::string_concat): New constructor.
16370 (string_concat_db::string_concat_db): New constructor.
16371 (string_concat_db::record_string_concatenation): New method.
16372 (string_concat_db::get_string_concatenation): New method.
16373 (string_concat_db::get_key_loc): New method.
16374 (class auto_cpp_string_vec): New class.
16375 (get_substring_ranges_for_loc): New function.
16376 (get_source_range_for_substring): New function.
16377 (get_num_source_ranges_for_substring): New function.
16378 (class selftest::lexer_test_options): New class.
16379 (struct selftest::lexer_test): New struct.
16380 (class selftest::ebcdic_execution_charset): New class.
16381 (selftest::ebcdic_execution_charset::s_singleton): New variable.
16382 (selftest::lexer_test::lexer_test): New constructor.
16383 (selftest::lexer_test::~lexer_test): New destructor.
16384 (selftest::lexer_test::get_token): New method.
16385 (selftest::assert_char_at_range): New function.
16386 (ASSERT_CHAR_AT_RANGE): New macro.
16387 (selftest::assert_num_substring_ranges): New function.
16388 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
16389 (selftest::assert_has_no_substring_ranges): New function.
16390 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
16391 (selftest::test_lexer_string_locations_simple): New function.
16392 (selftest::test_lexer_string_locations_ebcdic): New function.
16393 (selftest::test_lexer_string_locations_hex): New function.
16394 (selftest::test_lexer_string_locations_oct): New function.
16395 (selftest::test_lexer_string_locations_letter_escape_1): New function.
16396 (selftest::test_lexer_string_locations_letter_escape_2): New function.
16397 (selftest::test_lexer_string_locations_ucn4): New function.
16398 (selftest::test_lexer_string_locations_ucn8): New function.
16399 (selftest::uint32_from_big_endian): New function.
16400 (selftest::test_lexer_string_locations_wide_string): New function.
16401 (selftest::uint16_from_big_endian): New function.
16402 (selftest::test_lexer_string_locations_string16): New function.
16403 (selftest::test_lexer_string_locations_string32): New function.
16404 (selftest::test_lexer_string_locations_u8): New function.
16405 (selftest::test_lexer_string_locations_utf8_source): New function.
16406 (selftest::test_lexer_string_locations_concatenation_1): New
16408 (selftest::test_lexer_string_locations_concatenation_2): New
16410 (selftest::test_lexer_string_locations_concatenation_3): New
16412 (selftest::test_lexer_string_locations_macro): New function.
16413 (selftest::test_lexer_string_locations_stringified_macro_argument):
16415 (selftest::test_lexer_string_locations_non_string): New function.
16416 (selftest::test_lexer_string_locations_long_line): New function.
16417 (selftest::test_lexer_char_constants): New function.
16418 (selftest::input_c_tests): Call the new test functions once per
16419 case within the line_table test matrix.
16420 * input.h (struct string_concat): New struct.
16421 (struct location_hash): New struct.
16422 (class string_concat_db): New class.
16423 * substring-locations.h: New header.
16425 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
16427 PR tree-optimization/72810
16428 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
16429 the type of the case labels when truncating.
16431 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
16434 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
16435 (aarch64_fp16_ptr_type_node): Likewise.
16436 * config/aarch64/aarch64-simd-builtins.c
16437 (aarch64_fp16_ptr_type_node): Define.
16438 (aarch64_init_fp16_types): New, refactored out of...
16439 (aarch64_init_builtins): ...here, update to call
16440 aarch64_init_fp16_types.
16441 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
16443 (aapcs_vfp_sub_candidate): Likewise.
16445 2016-08-05 Martin Liska <mliska@suse.cz>
16446 Joshua Cranmer <Pidgeot18@gmail.com>
16448 * gcov.c (line_t::has_block): New function.
16449 (enum loop_type): New enum.
16450 (handle_cycle): New function.
16451 (unblock): Likewise.
16452 (circuit): Likewise.
16453 (get_cycles_count): Likewise.
16454 (accumulate_line_counts): Use new loop detection algorithm.
16456 2016-08-05 Martin Liska <mliska@suse.cz>
16458 * gcov.c (output_intermediate_file): Rename
16459 function_info::line_next to next_file_fn.
16460 (process_file): Likewise.
16461 (read_graph_file): Likewise.
16462 (accumulate_line_counts): Likewise.
16463 (output_lines): Likewise.
16465 2016-08-05 Richard Biener <rguenther@suse.de>
16467 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
16468 restriction on threading to a loop header.
16470 2016-08-05 Richard Biener <rguenther@suse.de>
16472 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
16473 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
16474 adjust loop info accordingly.
16476 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
16478 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
16479 before folding call to __builtin_constant_p with parameters to false.
16481 2016-08-05 Alan Modra <amodra@gmail.com>
16483 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
16484 code accidentally committed 2016-05-02 providing class when given
16487 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
16489 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
16490 the case label ranges that partially overlap with OP's value
16493 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
16496 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
16497 Cast builtin function result to __mmask16 instead of __mmask8.
16498 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
16499 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
16500 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
16502 2016-08-04 David Malcolm <dmalcolm@redhat.com>
16504 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
16505 (ASSERT_TRUE_AT): New macro.
16506 (ASSERT_FALSE): Reimplement in terms of...
16507 (ASSERT_FALSE_AT): New macro.
16508 (ASSERT_STREQ_AT): Fix typo in comment.
16510 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
16512 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
16513 labels are exhaustive, designate the label with the widest
16514 range to be the default label.
16516 2016-08-04 Andrew Pinski <apinski@cavium.com>
16518 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
16519 (thunderx_tunings): Use thunderx_vector_cost instead of
16520 generic_vector_cost.
16522 2016-08-04 Martin Liska <mliska@suse.cz>
16524 * gcov.c (main): Fix GNU coding style.
16525 (output_intermediate_file): Likewise.
16526 (process_file): Likewise.
16527 (generate_results): Likewise.
16528 (release_structures): Likewise.
16529 (create_file_names): Likewise.
16530 (find_source): Likewise.
16531 (read_graph_file): Likewise.
16532 (find_exception_blocks): Likewise.
16533 (canonicalize_name): Likewise.
16534 (make_gcov_file_name): Likewise.
16535 (mangle_name): Likewise.
16536 (accumulate_line_counts): Likewise.
16537 (output_branch_count): Likewise.
16538 (read_line): Likewise.
16540 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
16542 PR rtl-optimization/71779
16543 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
16544 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
16545 or if it was truncated.
16547 PR rtl-optimization/70903
16548 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
16550 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
16552 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
16553 accessing SSA_NAME_PTR_INFO.
16555 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
16558 * common/config/avr/avr-common.c (avr_option_optimization_table)
16559 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
16561 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
16564 * config/avr/avr.md: New pattern to work around do_store_flag
16565 generating shift instructions for bit extractions.
16567 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
16569 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
16571 (add_equivalence): Likewise.
16572 (get_value_range): Allocate value range with vrp_value_range_pool.
16573 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
16574 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
16576 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
16578 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
16579 the default for the rs6000 port.
16581 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
16583 PR middle-end/71876
16584 * calls.c (special_function_p): Remove special handling of
16585 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
16586 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
16587 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
16589 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
16591 PR middle-end/72778
16592 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
16593 Don't stop on regular insns.
16595 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
16597 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
16598 size to DImode boundary.
16599 (nvptx_propagate): Likewise.
16601 2016-08-03 Alan Modra <amodra@gmail.com>
16603 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
16604 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
16605 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
16606 from -mefficient-unaligned-vector. Note that this affects fp too.
16608 2016-08-03 Alan Modra <amodra@gmail.com>
16610 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
16613 2016-08-03 Alan Modra <amodra@gmail.com>
16615 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
16616 to a reg. Localize vars.
16618 2016-08-03 Alan Modra <amodra@gmail.com>
16620 * config/rs6000/rs6000.opt: Remove negatives from help strings
16623 2016-08-03 Alan Modra <amodra@gmail.com>
16625 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
16626 Delete duplicated code.
16628 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
16630 PR middle-end/72778
16631 * lra-spills.c (regno_in_use_p): New.
16632 (lra_final_code_change): Use it.
16634 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
16636 PR rtl-optimization/69847
16637 * lra-int.h (struct lra-reg): Use restore_rtx instead of
16639 (lra_rtx_hash): New.
16640 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
16642 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
16643 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
16644 * lra-spills.c (lra_final_code_change): Don't delete insn when the
16645 next insn is USE with the same reg as the current insn source.
16646 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
16648 (lra_constraints_init): Call initiate_invariants.
16649 (lra_constraints_finish): Call finish_invariants.
16650 (struct invariant, invariant_t, invariant_ptr_t): New.
16651 (const_invariant_ptr_t, invariants, invariants_pool): New.
16652 (invariant_table, invariant_hash, invariant_eq_p): New.
16653 (insert_invariant, initiate_invariants, finish_invariants): New.
16654 (clear_invariants, invalid_invariant_regs): New.
16655 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
16656 instead of restore_regno.
16657 (invariant_p, process_invariant_for_inheritance): New.
16658 (inherit_in_ebb): Implement invariant inheritance.
16659 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
16660 (remove_inheritance_pseudos): Implement undoing invariant
16662 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
16663 instead of restore_regno.
16664 * lra-assigns.c (regno_live_length): New.
16665 (reload_pseudo_compare_func): Use regno_live_length.
16666 (assign_by_spills): Use restore_rtx instead of restore_regno.
16667 (lra_assign): Ditto. Initiate regno_live_length.
16669 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
16671 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
16672 __builtin_aarch64_fmindf.
16674 2016-08-02 Bin Cheng <bin.cheng@arm.com>
16676 PR tree-optimization/34114
16677 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
16678 information for more control IVs.
16680 2016-08-02 Bin Cheng <bin.cheng@arm.com>
16682 PR tree-optimization/34114
16683 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
16684 PLUS_EXPR case. Handle SSA_NAME case.
16686 2016-08-02 Tamar Christina <tamar.christina@arm.com>
16688 * config/aarch64/aarch64-simd-builtins.def
16689 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
16690 (__builtin_aarch64_fmaxdf): Likewise.
16691 (__builtin_aarch64_smin_nandf): Likewise.
16692 (__builtin_aarch64_smax_nandf): Likewise.
16693 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
16694 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
16695 (<fmaxmin><mode>3): ...this.
16696 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
16697 (vminnm_f64): Likewise.
16698 (vmin_f64): Likewise.
16699 (vmax_f64): Likewise.
16700 * config/aarch64/iterators.md (FMAXMIN): Merge with...
16701 (FMAXMIN_UNS): ...this.
16702 (fmaxmin): Merged with
16703 (fmaxmin_op): ...this...
16704 (maxmin_uns_op): ...in to this.
16706 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
16708 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16709 Add support for vec_extract on vector float, vector int, vector
16710 short, and vector char vector types.
16711 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
16712 vector float, vector int, vector short, and vector char
16713 optimizations on 64-bit ISA 2.07 systems for both constant and
16714 variable element numbers.
16715 (rs6000_split_vec_extract_var): Likewise.
16716 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
16717 Altivec registers on ISA 2.07 and above.
16718 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
16719 which never was matched due to the split occuring before register
16720 allocation (and the code would not have worked on little endian
16721 systems if it did match). Allow extracts to go to the Altivec
16722 registers if ISA 2.07 (power8). Change from using "" around the
16723 C++ code to using {}'s.
16724 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
16725 vec_extracts when the vector is in memory.
16726 (vsx_extract_v4sf_var): New insn to optimize vector float
16727 vec_extracts when the element number is variable on 64-bit ISA
16729 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
16730 for 64-bit ISA 2.07 as well as ISA 3.0.
16731 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
16732 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
16733 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
16734 optimize vector int, vector short, and vector char vec_extracts
16735 when the vector is in memory.
16736 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
16737 optimize vector int, vector short, and vector char vec_extracts
16738 when the element number is variable.
16740 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
16743 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
16744 does not overlap with other symbol flags.
16746 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
16748 * config/aarch64/aarch64.h (aarch64_frame):
16749 Remove padding0 and hardfp_offset. Add locals_offset,
16750 initial_adjust, callee_adjust, callee_offset and final_adjust.
16751 * config/aarch64/aarch64.c (aarch64_layout_frame):
16752 Remove unused padding0 and hardfp_offset initializations.
16753 Choose frame layout and set frame variables accordingly.
16754 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
16755 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
16756 (aarch64_pop_regs): Likewise.
16757 (aarch64_expand_prologue): Remove all decision code, just emit
16758 prolog according to frame variables.
16759 (aarch64_expand_epilogue): Remove all decision code, just emit
16760 epilog according to frame variables.
16761 (aarch64_initial_elimination_offset): Use offset to local/arg area.
16763 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
16766 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
16767 fix_debug_reg_uses after changing source register mode to
16768 V1TImode if source register is undefined.
16770 2015-08-01 Alan Hayward <alan.hayward@arm.com>
16772 PR tree-optimization/71818
16773 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
16774 with non invariant evolutions
16776 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
16779 * config/avr/avr.md (length) [branch]: Correct insn length
16780 attribute for forward branches.
16782 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
16784 * doc/extend.texi (AVR Built-in Functions): Document
16785 __builtin_avr_nops.
16786 * config/avr/builtins.def (NOPS): New.
16787 * config/avr/avr.c (avr_expand_nops): New static function.
16788 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
16790 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16792 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
16793 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
16796 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
16798 * config/aarch64/aarch64.c (vulcan_tunings): Update
16799 vulcan L1 cache_line_size.
16801 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
16803 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
16804 function that takes a vector memory address, a hard register, an
16805 element number and a temporary base register, and recreates an
16806 address that points to the appropriate element within the vector.
16807 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
16808 (rs6000_split_vec_extract_var): Add support for the target of a
16809 vec_extract with variable element number being a scalar memory
16811 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
16813 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
16814 vsx_extract_<mode>_load insn with a new insn that optimizes
16815 storing either element to a memory location, using scratch
16816 registers to pick apart the vector and reconstruct the address.
16817 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
16818 (vsx_extract_<mode>_store): Rework alternatives to more correctly
16819 support Altivec registers. Add support for ISA 3.0 Altivec d-form
16821 (vsx_extract_<mode>_var): Add support for extracting a variable
16822 element number from memory.
16824 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
16826 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
16827 when testing for compares against constants of the form 0xabab.
16829 2016-07-29 Bin Cheng <bin.cheng@arm.com>
16831 PR tree-optimization/57558
16832 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
16834 (vect_loop_versioning): Support versioning with niter assumptions.
16835 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
16836 (vect_get_loop_niters): New parameter. Reimplement to support
16837 assumptions in loop niter info.
16838 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
16839 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
16840 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
16841 Support loop versioning for niters.
16842 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
16843 (vect_free_loop_info_assumptions): New function.
16844 (vectorize_loops): Free loop niter info for loops with flag
16845 LOOP_F_ASSUMPTIONS set if vectorization failed.
16846 * tree-vectorizer.h (struct _loop_vec_info): New field
16847 num_iters_assumptions.
16848 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
16849 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
16850 (LOOP_REQUIRES_VERSIONING): New macro.
16851 (vect_free_loop_info_assumptions): New decl.
16853 2016-07-29 Bin Cheng <bin.cheng@arm.com>
16855 * cfgloop.h (struct loop): New field constraints.
16856 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
16857 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
16859 * cfgloop.c (alloc_loop): Initialize new field.
16860 * cfgloopmanip.c (copy_loop_info): Copy constraints.
16861 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
16862 Adjust niter analysis wrto loop constraints.
16863 * doc/loop.texi (@node Number of iterations): Add description for loop
16866 2016-07-29 Marek Polacek <polacek@redhat.com>
16869 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
16870 (ix86_expand_round_builtin): Likewise.
16872 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
16873 Georg-Johann Lay <avr@gjlay.de>
16875 PR rtl-optimization/71976
16876 * combine.c (get_last_value): Return 0 if the argument for which
16877 the function is called has a wider mode than the recorded value.
16879 2016-07-29 Marek Polacek <polacek@redhat.com>
16882 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
16883 (altivec_expand_st_builtin): Likewise.
16885 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
16887 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
16888 introduced in r238381.
16890 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
16892 PR middle-end/68217
16893 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
16894 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
16896 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
16898 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
16900 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16901 Add support for vec_extract of vector double or vector long having
16902 a variable element number on 64-bit ISA 2.07 systems or newer.
16903 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
16905 (rs6000_split_vec_extract_var): New function to split a
16906 vec_extract built-in function with variable element number.
16907 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
16909 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
16910 (UNSPEC_VSX_EXTRACT): Likewise.
16911 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
16912 direct move instructions to be generated on 64-bit ISA 2.07
16913 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
16915 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
16916 arguments for vec_extract variable element.
16917 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
16918 vec_extract with variable element on V2DFmode and V2DImode
16920 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
16921 -mupper-regs-df requirement, since it isn't needed.
16922 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
16923 do direct moves on 64-bit systems, which allows optimization of
16924 vec_extract on 64-bit ISA 2.07 systems and newer.
16926 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
16927 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
16929 * config/aarch64/aarch64.md
16930 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
16931 statement and type.
16932 (<optab>qihi2_aarch64): Likewise, and split into two.
16933 (extendqihi2_aarch64): New.
16934 (zero_extendqihi2_aarch64): New.
16935 * config/aarch64/iterators.md (ldrxt): Remove.
16936 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
16939 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
16941 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
16943 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
16945 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
16946 (aarch64_push_reg): New function to push 1 or 2 registers.
16947 (aarch64_pop_reg): New function to pop 1 or 2 registers.
16948 (aarch64_expand_prologue): Use aarch64_push_regs.
16949 (aarch64_expand_epilogue): Use aarch64_pop_regs.
16951 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
16953 PR tree-optimization/71734
16954 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
16955 attribute instead of REF_LOOP and use it.
16956 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
16957 set it for Loops having non-zero safelen attribute.
16958 (ref_indep_loop_p): Pass zero as initial value for safelen.
16960 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
16962 PR middle-end/72657
16964 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
16965 call using chkp_gimple_call_builtin_p.
16966 (chkp_copy_bounds_for_assign): Likewise.
16968 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16970 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
16971 * config/arm/arm-protos.h (struct tune_params): Likewise.
16972 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
16973 (cortex_a9_sched_adjust_cost): Likewise.
16974 (fa726te_sched_adjust_cost): Likewise.
16975 (arm_adjust_cost): Likewise.
16976 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
16977 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
16978 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
16979 * config/i386/i386.c (ix86_adjust_cost): Likewise.
16980 * config/ia64/ia64.c: Likewise.
16981 * config/m68k/m68k.c: Likewise.
16982 * config/mep/mep.c (mep_adjust_cost): Likewise.
16983 * config/microblaze/microblaze.c (microblaze_adjust_cost):
16985 * config/mips/mips.c (mips_adjust_cost): Likewise.
16986 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
16988 * config/pa/pa.c (pa_adjust_cost): Likewise.
16989 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
16990 (rs6000_debug_adjust_cost): Likewise.
16991 * config/sh/sh.c (sh_adjust_cost): Likewise.
16992 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
16993 (hypersparc_adjust_cost): Likewise.
16994 (sparc_adjust_cost): Likewise.
16995 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
16996 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
16997 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
16999 * config/visium/visium.c (visium_adjust_cost): Likewise.
17000 * doc/tm.texi: Regenerate.
17001 * haifa-sched.c (dep_cost_1): Adjust.
17002 * target.def: Merge adjust_cost and adjust_cost_2.
17004 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17006 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
17008 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17010 * store-motion.c (struct st_expr): Make pattern_regs a vector.
17011 (extract_mentioned_regs): Append to a vector instead of
17012 returning a rtx_expr_list.
17013 (st_expr_entry): Adjust.
17014 (free_st_expr_entry): Likewise.
17015 (store_ops_ok): Likewise.
17016 (store_killed_in_insn): Likewise.
17017 (find_moveable_store): Likewise.
17019 2016-07-28 Martin Liska <mliska@suse.cz>
17021 PR gcov-profile/68025
17022 * tree-profile.c (tree_profiling): Respect
17023 no_profile_instrument_function attribute.
17024 * doc/extend.texi: Document no_profile_instrument_function
17027 2016-07-28 Martin Liska <mliska@suse.cz>
17029 PR rtl-optimization/70944
17030 * combine.c (make_compound_operation):
17031 Do not allow make_compound_operation for vector mode
17033 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
17035 PR middle-end/71994
17036 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
17037 before calling get_ops.
17039 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
17041 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
17042 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
17043 (BITS_PER_UNIT_LOG): Remove.
17044 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
17045 * expr.c (expand_assignment): Likewise.
17046 * stor-layout.c (initialize_sizetypes): Likewise.
17048 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
17050 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
17051 signature of rs6000_expand_vector_extract so that the element
17052 number is a RTX instead of a constant integer.
17053 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
17055 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
17056 (altivec_expand_vec_ext_builtin): Likewise.
17057 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
17058 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
17059 MFVSRLD instruction.
17061 2016-07-27 David Malcolm <dmalcolm@redhat.com>
17063 * input.c (get_pure_location): Move here from tree.c.
17064 (make_location): Likewise. Add header comment.
17065 (selftest::test_accessing_ordinary_linemaps): Verify
17066 pure_location_p, make_location, get_location_from_adhoc_loc and
17067 get_range_from_loc.
17068 * input.h (get_pure_location): Move declaration here from tree.h.
17069 (get_finish): Likewise for inline function.
17070 (make_location): Likewise for declaration.
17071 * tree.c (get_pure_location): Move to input.c.
17072 (make_location): Likewise.
17073 * tree.h (get_pure_location): Move declaration to tree.h.
17074 (get_finish): Likewise for inline function.
17075 (make_location): Likewise for declaration.
17077 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
17079 PR middle-end/71078
17080 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
17082 2016-07-27 David Malcolm <dmalcolm@redhat.com>
17084 * system.h (STATIC_ASSERT): Use static_assert if building
17085 with C++11 onwards.
17087 2016-07-27 Richard Biener <rguenther@suse.de>
17089 PR tree-optimization/72517
17090 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
17091 Revert change to not compute read-read dependences.
17093 2016-07-27 Richard Biener <rguenther@suse.de>
17095 * predict.c (set_even_probabilities): Make nedges unsigned.
17097 2016-07-27 Martin Liska <mliska@suse.cz>
17099 * predict.c (set_even_probabilities): Handle unlikely edges.
17100 (combine_predictions_for_bb): Likewise.
17102 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
17105 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
17106 __float128 support when we don't have hardware support, so that
17107 the IEEE built-in functions like isgreater, first call __unordkf3
17108 to make sure neither operand is a NaN, and if both operands are
17109 ordered, do the normal comparison.
17111 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
17113 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
17115 (extract_code_and_val_from_cond_with_ops): Verify that name is
17116 either cond_op0 or cond_op1.
17118 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
17120 PR tree-optimization/18046
17121 * genmodes.c (emit_mode_size_inline): Emit an assert that
17122 verifies that mode is a valid array index.
17123 (emit_mode_nuinits_inline): Likewise.
17124 (emit_mode_inner_inline): Likewise.
17125 (emit_mode_unit_size_inline): Likewise.
17126 (emit_mode_unit_precision_inline): Likewise.
17127 * tree-vrp.c: Include params.h.
17128 (find_switch_asserts): Register edge assertions for the default
17129 label which correspond to the anti-ranges of each case label.
17130 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
17131 * doc/invoke.texi: Document it.
17133 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
17135 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
17136 and unnecessary call to gimple_bb.
17138 2016-07-26 Richard Biener <rguenther@suse.de>
17140 PR rtl-optimization/71984
17141 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
17144 2016-07-26 Richard Biener <rguenther@suse.de>
17146 PR middle-end/72517
17147 * expmed.c (extract_bit_field_1): Constrain the vector mode
17148 with element size matching the extraction mode size when
17149 choosing a better vector mode to do the extraction from.
17151 2016-07-26 Richard Biener <rguenther@suse.de>
17152 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
17154 PR middle-end/70920
17155 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
17158 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17160 * tree-ssa-structalias.c (struct scc_info): Change types of
17161 members to auto_sbitmap and auto_vec.
17162 (scc_info::scc_info): New constructor.
17163 (scc_info::~scc_info): New destructor.
17164 (init_scc_info): Remove.
17165 (free_scc_info): Remove.
17166 (find_indirect_cycles): Adjust.
17167 (perform_var_substitution): Likewise.
17168 (free_var_substitution_info): Likewise.
17170 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17172 * tree-outof-ssa.c (struct elim_graph): Change type of members
17173 to auto_vec and auto_sbitmap.
17174 (elim_graph::elim_graph): New constructor.
17175 (delete_elim_graph): Remove.
17176 (expand_phi_nodes): Adjust.
17178 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17180 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
17181 (new_elim_graph): Adjust.
17182 (clear_elim_graph): Likewise.
17183 (delete_elim_graph): Likewise.
17184 (elim_graph_size): Likewise.
17185 (elim_graph_add_node): Likewise.
17186 (elim_graph_add_edge): Likewise.
17187 (elim_graph_remove_succ_edge): Likewise.
17188 (eliminate_name): Likewise.
17189 (eliminate_build): Likewise.
17190 (elim_forward): Likewise.
17191 (elim_unvisited_predecessor): Likewise.
17192 (elim_backward): Likewise.
17193 (elim_create): Likewise.
17194 (eliminate_phi): Likewise.
17195 (expand_phi_nodes): Likewise.
17197 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17199 * bt-load.c (compute_out): Use auto_sbitmap class.
17200 (link_btr_uses): Likewise.
17201 * cfganal.c (mark_dfs_back_edges): Likewise.
17202 (post_order_compute): Likewise.
17203 (inverted_post_order_compute): Likewise.
17204 (pre_and_rev_post_order_compute_fn): Likewise.
17205 (single_pred_before_succ_order): Likewise.
17206 * cfgexpand.c (pass_expand::execute): Likewise.
17207 * cfgloop.c (verify_loop_structure): Likewise.
17208 * cfgloopmanip.c (fix_bb_placements): Likewise.
17209 (remove_path): Likewise.
17210 (update_dominators_in_loop): Likewise.
17211 * cfgrtl.c (break_superblocks): Likewise.
17212 * ddg.c (check_sccs): Likewise.
17213 (create_ddg_all_sccs): Likewise.
17214 * df-core.c (df_worklist_dataflow): Likewise.
17215 * dse.c (dse_step3): Likewise.
17216 * except.c (eh_region_outermost): Likewise.
17217 * function.c (thread_prologue_and_epilogue_insns): Likewise.
17218 * gcse.c (prune_expressions): Likewise.
17219 (prune_insertions_deletions): Likewise.
17220 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
17221 * graph.c (draw_cfg_nodes_no_loops): Likewise.
17222 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
17223 * lcm.c (compute_earliest): Likewise.
17224 (compute_farthest): Likewise.
17225 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
17226 (unroll_loop_runtime_iterations): Likewise.
17227 (unroll_loop_stupid): Likewise.
17228 * lower-subreg.c (decompose_multiword_subregs): Likewise.
17229 * lra-lives.c: Likewise.
17230 * lra.c (lra): Likewise.
17231 * modulo-sched.c (schedule_reg_moves): Likewise.
17232 (optimize_sc): Likewise.
17233 (get_sched_window): Likewise.
17234 (sms_schedule_by_order): Likewise.
17235 (check_nodes_order): Likewise.
17236 (order_nodes_of_sccs): Likewise.
17237 (order_nodes_in_scc): Likewise.
17238 * recog.c (split_all_insns): Likewise.
17239 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
17240 * reload1.c (reload): Likewise.
17241 * sched-rgn.c (haifa_find_rgns): Likewise.
17242 (split_edges): Likewise.
17243 (compute_trg_info): Likewise.
17244 * sel-sched.c (init_seqno): Likewise.
17245 * store-motion.c (remove_reachable_equiv_notes): Likewise.
17246 * tree-into-ssa.c (update_ssa): Likewise.
17247 * tree-ssa-live.c (live_worklist): Likewise.
17248 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
17249 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
17251 (try_peel_loop): Likewise.
17252 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
17254 * tree-ssa-pre.c (compute_antic): Likewise.
17255 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
17256 * tree-stdarg.c (reachable_at_most_once): Likewise.
17257 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
17258 * var-tracking.c (vt_find_locations): Likewise.
17260 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17262 * sbitmap.h (auto_sbitmap): New class.
17264 2016-07-26 Alan Modra <amodra@gmail.com>
17267 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
17270 2016-07-25 David Malcolm <dmalcolm@redhat.com>
17272 * input.c (selftest::temp_source_file::temp_source_file): Fix
17273 missing "%s" in fprintf.
17275 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
17277 PR middle-end/71732
17278 * cselib.c (cselib_process_insn): Invalidate argument slots for
17281 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17283 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
17284 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
17285 vmulxh_lane_f16, vmulxh_laneq_f16): New.
17287 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17289 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
17290 * config/aarch64/aarch64.md (fma, fnma): Support HF.
17291 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
17293 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17295 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
17296 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
17298 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
17299 (add<mode>3): Likewise.
17300 (sub<mode>3): Likewise.
17301 (mul<mode>3): Likewise.
17302 (div<mode>3): Likewise.
17303 (*div<mode>3): Likewise.
17304 (<fmaxmin><mode>3): Extend to HF.
17305 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
17306 (fabd<mode>3): Likewise.
17307 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
17308 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
17309 (aarch64_fmulx<mode>): Likewise.
17310 (aarch64_fac<optab><mode>): Likewise.
17311 (aarch64_frecps<mode>): Likewise.
17312 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
17313 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
17314 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
17315 (VSDQ_HSDI): Support HI.
17316 (fcvt_target, FCVT_TARGET): Likewise.
17317 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
17318 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
17319 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
17320 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
17321 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
17322 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
17323 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
17324 vrsqrtsh_f16): New.
17326 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17328 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
17329 * config/aarch64/aarch64-builtins.c (hi_UP): New.
17330 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
17331 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
17333 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
17334 (aarch64_cm<optab><mode>): Likewise.
17335 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
17336 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
17337 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
17338 (sqrt<mode>2): Likewise.
17339 (*sqrt<mode>2): Likewise.
17340 (abs<mode>2): Likewise.
17341 (<optab><mode>hf2): New pattern for HF mode.
17342 (<optab>hihf2): Likewise.
17343 * config/aarch64/arm_neon.h: Include arm_fp16.h.
17344 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
17345 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
17347 * config/aarch64/arm_fp16.h: New file.
17348 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
17349 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
17350 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
17351 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
17352 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
17353 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
17354 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
17355 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
17356 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
17357 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
17358 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
17359 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
17362 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17364 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
17365 reduc_smin_scal_): Use VDQIF_F16.
17366 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
17367 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
17369 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
17370 * config/aarch64/iterators.md (VDQIF_F16): New.
17371 (vp): Support HF modes.
17372 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
17373 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
17375 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17377 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
17378 "*aarch64_mulx_elt_from_dup<mode>".
17379 (*aarch64_mul3_elt<mode>): Update schedule type.
17380 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
17381 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
17382 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
17383 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
17384 (f, fp): Support HF modes.
17385 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
17386 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
17387 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
17388 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
17389 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
17390 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
17392 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17394 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
17395 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
17397 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
17400 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17402 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
17403 * config/aarch64/aarch64-simd.md
17404 (aarch64_rsqrts<mode>): Extend to HF modes.
17405 (fabd<mode>3): Likewise.
17406 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
17407 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
17408 (aarch64_<maxmin_uns>p<mode>): Likewise.
17409 (<su><maxmin><mode>3): Likewise.
17410 (<maxmin_uns><mode>3): Likewise.
17411 (<fmaxmin><mode>3): Likewise.
17412 (aarch64_faddp<mode>): Likewise.
17413 (aarch64_fmulx<mode>): Likewise.
17414 (aarch64_frecps<mode>): Likewise.
17415 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
17416 (add<mode>3): Extend to HF modes.
17417 (sub<mode>3): Likewise.
17418 (mul<mode>3): Likewise.
17419 (div<mode>3): Likewise.
17420 (*div<mode>3): Likewise.
17421 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
17423 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
17424 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
17425 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
17426 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
17427 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
17428 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
17429 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
17430 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
17431 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
17432 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
17433 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
17434 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
17435 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
17436 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
17438 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17440 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
17441 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
17442 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
17443 (neg<mode>2): Likewise.
17444 (abs<mode>2): Likewise.
17445 (<frint_pattern><mode>2): Likewise.
17446 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
17447 (<optab><VDQF:mode><fcvt_target>2): Likewise.
17448 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
17449 (ftrunc<VDQF:mode>2): Likewise.
17450 (<optab><fcvt_target><VDQF:mode>2): Likewise.
17451 (sqrt<mode>2): Likewise.
17452 (*sqrt<mode>2): Likewise.
17453 (aarch64_frecpe<mode>): Likewise.
17454 (aarch64_cm<optab><mode>): Likewise.
17455 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
17457 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
17458 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
17460 * config/aarch64/arm_neon.h (vdup_n_f16): New.
17461 (vdupq_n_f16): Likewise.
17462 (vld1_dup_f16): Use vdup_n_f16.
17463 (vld1q_dup_f16): Use vdupq_n_f16.
17464 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
17465 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
17466 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
17467 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
17468 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
17469 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
17470 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
17471 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
17472 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
17473 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
17474 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
17475 vsqrt_f16, vsqrtq_f16): New.
17477 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17479 * config/aarch64/aarch64-simd.md
17480 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
17481 (aarch64_ext<mode>): Likewise.
17482 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
17483 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
17484 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
17486 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
17488 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
17489 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
17490 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
17491 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
17492 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
17493 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
17494 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
17496 (vmov_n_f16): Reimplement using vdup_n_f16.
17497 (vmovq_n_f16): Reimplement using vdupq_n_f16..
17499 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17501 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
17502 "frame_related_p". Generate CFA annotation when it's necessary.
17503 (aarch64_expand_prologue): Use aarch64_add_constant.
17504 (aarch64_expand_epilogue): Likewise.
17505 (aarch64_output_mi_thunk): Pass "false" when calling
17506 aarch64_add_constant.
17508 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17510 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
17513 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17515 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
17516 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
17517 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
17518 (aarch64_build_constant): Delete.
17520 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
17523 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
17525 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
17526 flag_toplevel_reorder.
17528 2016-07-25 Richard Biener <rguenther@suse.de>
17530 * cgraph.c (cgraph_node::verify_node): Compare against builtin
17531 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
17532 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
17533 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
17534 (streamer_get_builtin_tree): Likewise.
17535 (streamer_write_builtin): Likewise.
17536 * lto-streamer.h (LTO_builtin_decl): Remove.
17537 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
17538 (lto_input_scc): Remove LTO_builtin_decl handling.
17539 (lto_input_tree_1): Liekwise.
17540 * lto-streamer-out.c (lto_output_tree_1): Remove special
17541 handling of builtins.
17542 (DFS::DFS): Likewise.
17543 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
17544 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
17546 (streamer_write_builtin): Remove.
17548 2016-07-25 Martin Liska <mliska@suse.cz>
17550 * lto-cgraph.c (input_symtab): Don't call get_working_sets
17551 if flag_auto_profile is set to true.
17553 2016-07-25 Martin Liska <mliska@suse.cz>
17555 PR gcov-profile/71868
17556 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
17557 have a function with multiple latches, count them all.
17559 2016-07-25 Martin Liska <mliska@suse.cz>
17561 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
17563 2016-07-25 Martin Liska <mliska@suse.cz>
17565 PR tree-optimization/71987
17566 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
17567 just for SSA_NAMEs. Fix GNU coding style.
17569 2016-07-25 Martin Liska <mliska@suse.cz>
17571 PR gcov-profile/64874
17572 * gcov-io.h: Update command about file format.
17573 * gcov-iov.c (main): Adapt the numbering scheme.
17575 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
17577 PR middle-end/66726
17578 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
17579 whose result is used in PHI.
17580 (final_range_test_p): Likewise.
17581 (maybe_optimize_range_tests): Likewise.
17583 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
17585 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17586 Reformat two multi-line strings.
17588 2016-07-22 Martin Sebor <msebor@redhat.com>
17590 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
17592 2016-07-22 Martin Sebor <msebor@redhat.com>
17595 * doc/extend.texi (Compound Literals): Correct and clarify.
17596 (Cast to Union): Same.
17598 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
17600 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
17601 comments to explain why certain error messages make mention of
17602 undocumented options.
17603 (rs6000_invalid_builtin): Change error messages to replace mention
17604 of undocumented options with mention of the -mcpu=power9 option
17605 that enables those undocumented options.
17606 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
17607 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
17608 definition of this macro to correct an existing error.
17609 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
17610 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
17611 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
17612 descriptions of built-in functions so that they depend on
17613 -mcpu=power9 instead of on the corresponding undocumented flags.
17614 * doc/invoke.texi (Option Summary): Remove all mention of newly
17615 undocumented flags.
17616 (IBM RS/6000 and PowerPC Options): Likewise.
17617 * doc/md.texi (Constraints for Particuliar Machines): Remove all
17618 mention of newly undocumented flags.
17620 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
17622 * ipa-cp.c (determine_versionability): Do not create constprop clones,
17623 when target_clones attribute is set.
17625 2016-07-22 Bin Cheng <bin.cheng@arm.com>
17627 * common.opt (funsafe-loop-optimizations): Mark ignore.
17628 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
17629 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
17631 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
17632 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
17634 2016-07-22 Bin Cheng <bin.cheng@arm.com>
17636 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
17638 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
17640 (number_of_iterations_exit): Warn missed loop optimization for
17641 possible infinite loops.
17643 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
17646 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
17647 when to emit a ".machine" pseudo-op.
17649 2016-07-22 Martin Liska <mliska@suse.cz>
17651 PR gcov-profile/69028
17652 PR gcov-profile/62047
17653 * coverage.c (coverage_compute_lineno_checksum): Do not
17654 calculate checksum for fns w/o xloc.file.
17655 (coverage_compute_profile_id): Likewise.
17657 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
17659 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
17660 (avr_secondary_reload): ...and implementation.
17661 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
17662 * config/avr/avr.md (reload_in<mode>): Remove insns.
17663 (adjust_len) [lpm]: Remove insn attribute value.
17664 * config/avr/predicates.md (flash_operand): Remove insn predicate.
17666 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
17668 PR middle-end/71876
17669 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
17671 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
17672 * calls.c (special_function_p): Remove the special handling of the
17673 "__builtin_" prefix.
17675 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
17677 PR middle-end/71876
17678 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
17679 if STMT may be an alloca call.
17680 (gimple_alloca_call_p, alloca_call_p): Return only true for the
17681 builtin alloca call.
17682 * calls.h (gimple_maybe_alloca_call_p): New function.
17683 * tree-inline.c (inline_forbidden_p_stmt): Use
17684 gimple_maybe_alloca_call_p here.
17686 2016-07-21 David Malcolm <dmalcolm@redhat.com>
17688 * spellcheck-tree.c (best_macro_match::best_macro_match):
17689 Explictly specify the template arguments when invoking the base
17690 class constructor, to help older C++ compilers.
17692 2016-07-21 Jakub Jelinek <jakub@redhat.com>
17695 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
17696 before builtin_decl_implicit.
17698 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
17700 * optabs.c (emit_condiitonal_move): Short circuit for identical
17703 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
17705 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
17706 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
17707 (noce_conversion_profitable_p): New.
17708 (noce_try_store_flag_constants): Use it.
17709 (noce_try_addcc): Likewise.
17710 (noce_try_store_flag_mask): Likewise.
17711 (noce_try_cmove): Likewise.
17712 (noce_try_cmove_arith): Likewise.
17713 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
17715 (noce_convert_multiple_sets): Move cost model to here, from...
17716 (bb_ok_for_noce_convert_multiple_sets) ...here.
17717 (noce_process_if_block): Update calls for above changes.
17718 (noce_find_if_block): Record new noce_if_info parameters.
17720 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
17722 * target.def (max_noce_ifcvt_seq_cost): New.
17723 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
17724 * doc/tm.texi: Regenerate.
17725 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
17726 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
17727 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
17728 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
17729 * doc/invoke.texi: Document new params.
17731 2016-07-21 Richard Biener <rguenther@suse.de>
17733 PR tree-optimization/71947
17734 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
17735 ranges have useful limit_vr information.
17737 2016-07-21 Richard Biener <rguenther@suse.de>
17739 * function-tests.c (build_trivial_generic_function): Set
17740 BLOCK_SUPERCONTEXT of DECL_INITIAL.
17741 * omp-low.c (create_omp_child_function): Likewise.
17742 (grid_expand_target_grid_body): Likewise.
17743 * cgraphunit.c (init_lowered_empty_function): Likewise.
17744 (cgraph_node::expand_thunk): Likewise.
17745 * tree-parloops.c (create_loop_fn): Likewise.
17746 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
17748 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
17750 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
17753 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
17755 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
17756 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
17757 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
17758 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
17759 values for insn attribute.
17760 * config/avr/avr.c (avr_out_insert_notbit): New function.
17761 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
17762 ADJUST_LEN_INSV_NOTBIT_0/_7.
17763 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
17765 2016-07-21 Bin Cheng <bin.cheng@arm.com>
17767 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
17768 (chrec_convert_1, chrec_convert): Ditto.
17769 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
17770 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
17771 * tree-vrp.c (adjust_range_with_scev): Ditto.
17772 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
17773 (scev_var_range_cant_overflow): New function.
17774 (scev_probably_wraps_p): New parameter. Call above function.
17775 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
17777 2016-07-21 Bin Cheng <bin.cheng@arm.com>
17779 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
17780 by removing computation of may_be_zero.
17782 2016-07-21 Jakub Jelinek <jakub@redhat.com>
17784 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
17786 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
17788 Improving concepts performance and diagnostics.
17789 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
17790 for constraint satisfaction and subsumption.
17791 * timevar.h (auto_timevar): New constructor that matches the push/pop
17792 pattern of usage in pt.c.
17794 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
17796 * hwint.h (HOST_WIDE_INT_0): New define.
17797 (HOST_WIDE_INT_0U): Ditto.
17798 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
17799 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
17800 * simplify-rtx.c: Ditto.
17801 * tree-object-size.c: Ditto.
17803 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17805 * config/s390/s390.c (s390_encode_section_info): Remove mode size
17808 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
17810 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
17811 * combine.c: Use HOST_WIDE_INT_M1U instead of
17812 ~(unsigned HOST_WIDE_INT) 0.
17813 * double-int.h: Ditto.
17815 * dwarf2asm.c:Ditto.
17817 * genmodes.c: Ditto.
17819 * read-rtl.c: Ditto.
17820 * tree-ssa-loop-ivopts.c: Ditto.
17821 * tree-ssa-loop-prefetch.c: Ditto.
17822 * tree-vect-generic.c: Ditto.
17823 * tree-vect-patterns.c: Ditto.
17826 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
17828 * config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
17829 constant addresses outside [0,0xc0] into a register.
17830 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
17831 cases where the base address register is unused after.
17832 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
17833 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
17834 (avr_out_store_psi_reg_disp_tiny): Same.
17836 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
17838 Implement attribute progmem on reduced Tiny cores by adding
17839 flash offset 0x4000 to respective symbols.
17842 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
17843 documentation how it works on reduced Tiny cores.
17844 (AVR Named Address Spaces): No support for reduced Tiny.
17845 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
17846 (avr_address_tiny_pm_p): New static function.
17847 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
17848 if the address is in progmem.
17849 (avr_assemble_integer): Same.
17850 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
17851 for symbol_ref in progmem.
17852 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
17853 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
17854 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
17856 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
17858 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
17859 * configure: Regenerate.
17860 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
17861 (USE_THIN_ARCHIVES): New variable.
17862 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
17863 this archive as a thin archive.
17865 2016-07-20 David Malcolm <dmalcolm@redhat.com>
17867 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
17868 same location as last time, don't skip if we have fix-it hints.
17869 Clarify the skipping logic by converting it from one "if" clause
17870 to repeated "if" clauses.
17871 * spellcheck-tree.c: Include "cpplib.h".
17872 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
17873 (best_macro_match::best_macro_match): New constructor.
17874 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
17875 Move here from c/c-decl.c.
17876 (class best_macro_match): Move here from c/c-decl.c, converting
17877 from a typedef to a subclass, gaining a ctor.
17879 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
17881 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
17882 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
17884 (avr_addr_space_diagnose_usage): ...and implementation.
17885 (avr_addr_space_supported_p): New function.
17886 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
17887 report bad address space usage if that space is supported.
17888 (avr_insert_attributes): Same. No more complain about unsupported
17890 * config/avr/avr-c.c (tm_p.h): Include it.
17891 (avr_cpu_cpp_builtins): Only define addr-space related built-in
17892 macro if avr_addr_space_supported_p.
17894 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
17896 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
17897 flag_toplevel_reorder.
17899 2016-07-20 David Malcolm <dmalcolm@redhat.com>
17901 * gcc-rich-location.c
17902 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
17904 * gcc-rich-location.h
17905 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
17907 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
17909 * target.def (addr_space): Add new diagnose_usage to hook vector.
17910 * targhooks.c (default_addr_space_diagnose_usage): Add default
17911 implementation and...
17912 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
17913 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
17914 is some address space, call targetm.addr_space.diagnose_usage.
17915 * doc/tm.texi.in (Named Address Spaces): Add anchor for
17916 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
17917 * doc/tm.texi: Regenerate.
17919 2016-07-20 Martin Liska <mliska@suse.cz>
17921 PR middle-end/71898
17922 * graphite-isl-ast-to-gimple.c (later_of_the_two):
17923 Properly handly PHI stmts.
17925 2016-07-20 Bin Cheng <bin.cheng@arm.com>
17927 PR tree-optimization/71503
17928 PR tree-optimization/71683
17929 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
17932 2016-07-20 Martin Liska <mliska@suse.cz>
17934 * doc/invoke.texi (-fipa-ra): Document when the option is
17935 disabled. Fix a typo.
17937 2016-07-20 Martin Liska <mliska@suse.cz>
17939 * Makefile.in: Include fibonacci_heap.c
17940 * fibonacci_heap.c: New file.
17941 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
17942 (fibonacci_heap::union_with): Fix deletion of the second heap.
17943 * selftest-run-tests.c (selftest::run_tests): Incorporate
17944 fibonacci heap tests.
17945 * selftest.h: Declare fibonacci_heap_c_tests.
17947 2016-07-20 Martin Liska <mliska@suse.cz>
17949 * selftest-run-tests.c (selftest::run_tests): New function.
17950 * selftest.h (sreal_c_tests): Declare.
17951 * sreal.c (sreal_verify_basics): New function.
17952 (verify_aritmetics): Likewise.
17953 (sreal_verify_arithmetics): Likewise.
17954 (verify_shifting): Likewise.
17955 (sreal_verify_shifting): Likewise.
17956 (void sreal_c_tests): Likewise.
17958 2016-07-19 Jakub Jelinek <jakub@redhat.com>
17960 PR rtl-optimization/71916
17961 * cfgrtl.c (contains_no_active_insn_p): Return false also for
17962 bb which have a single succ fake edge.
17964 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
17967 * dwarf2out.c (gen_subprogram_die): Only call
17968 gen_unspecified_parameters_die while dumping early dwarf.
17970 2016-07-19 Jakub Jelinek <jakub@redhat.com>
17972 PR middle-end/71874
17973 * gimple-fold.c (fold_builtin_memory_op): Use
17974 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
17976 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
17978 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
17979 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
17980 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
17981 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
17982 * combine.c: Ditto.
17985 * double-int.c: Ditto.
17987 * dwarf2out.c: Ditto.
17990 * fold-const.c: Ditto.
17991 * function.c: Ditto.
17993 * genmodes.c: Ditto.
17997 * loop-doloop.c: Ditto.
17998 * loop-invariant.c: Ditto.
17999 * loop-iv.c: Ditto.
18004 * rtlanal.c: Ditto.
18005 * simplify-rtx.c: Ditto.
18006 * stor-layout.c: Ditto.
18008 * tree-ssa-loop-ivopts.c: Ditto.
18009 * tree-vect-generic.c: Ditto.
18010 * tree-vect-patterns.c: Ditto.
18015 * wide-int-print.cc: Ditto.
18016 * wide-int.cc: Ditto.
18017 * wide-int.h: Ditto.
18019 2016-07-19 David Malcolm <dmalcolm@redhat.com>
18021 * selftest.c (selftest::assert_streq): Handle NULL values of
18022 val_actual and val_expected.
18024 2016-07-19 Martin Jambor <mjambor@suse.cz>
18027 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
18028 rather than cgraph_create_node to get a call graph node.
18030 2016-07-19 Richard Biener <rguenther@suse.de>
18032 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
18033 handle all tcc_constant bases and valueize SSA names.
18034 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
18035 tcc_constant bases.
18037 2016-07-19 David Malcolm <dmalcolm@redhat.com>
18039 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
18040 the flags of the exit block and bb2, not just the entry block.
18042 2016-07-19 Richard Biener <rguenther@suse.de>
18044 PR tree-optimization/71901
18045 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
18046 align member, group stuff with the bitfield.
18047 (vn_ref_op_align_unit): New inline.
18048 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
18049 record element alignment and operand 3 unchanged.
18050 (ao_ref_init_from_vn_reference): Adjust.
18051 (valueize_refs_1): Likewise.
18052 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
18054 2016-07-19 Richard Biener <rguenther@suse.de>
18056 PR tree-optimization/71908
18057 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
18058 symbolic constants in a more reliable way.
18060 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
18062 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
18064 (vect_update_inits_of_drs): Likewise.
18065 (vect_create_cond_for_alias_checks): Likewise.
18066 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
18068 2016-07-19 Richard Biener <rguenther@suse.de>
18071 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
18072 with an abstract origin that is not an inlined function outer
18073 scope add a self-reference as abstract origin.
18074 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
18076 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
18079 * config/rs6000/rs6000.c (rs6000_function_value): Fix
18080 unintentional System V.4 structure return breakage for structures
18081 with a single floating point element.
18083 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
18085 PR tree-optimization/71734
18086 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
18087 contains REF, use it to check safelen, assume that safelen value
18088 must be greater 1, fix style.
18089 (ref_indep_loop_p_2): Add REF_LOOP argument.
18090 (ref_indep_loop_p): Pass LOOP as additional argument to
18091 ref_indep_loop_p_2.
18093 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
18095 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
18096 allocation in the prologue.
18097 * explow.c (get_dynamic_stack_base): New function to return an address
18098 expression for the dynamic stack base.
18099 (get_dynamic_stack_size): New function to do the required dynamic stack
18100 space size calculations.
18101 (allocate_dynamic_stack_space): Use new functions.
18102 (align_dynamic_address): Move some code from
18103 allocate_dynamic_stack_space to new function.
18104 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
18106 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18108 * config/s390/s390.c (s390_encode_section_info): Always set
18109 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
18112 2016-07-18 Richard Biener <rguenther@suse.de>
18114 PR tree-optimization/71893
18115 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
18116 for sizetype cast added by array_ref_element_size.
18117 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
18119 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
18121 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
18122 register parameters. Remove code to initialize argument pointer
18123 on TARGET_64BIT. Optimize call to _mcount when it can be reached
18124 using a pc-relative branch. Cleanup conditional code.
18125 * config/pa/pa.md (call_mcount): New expander.
18126 (call_mcount_nonpic): New insn.
18127 (call_mcount_pic): New insn and split.
18128 (call_mcount_pic_post_reload): New insn.
18129 (call_mcount_64bit): New insn and split.
18130 (call_mcount_64bit_post_reload): New insn.
18132 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
18134 * config/avr/predicates.md (const_m255_to_m1_operand): New.
18135 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
18136 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
18137 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
18138 (*usum_widenqihi3, *udiff_widenqihi3)
18139 (*addhi3_zero_extend.const): New combiner insns.
18140 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
18141 just 1 bit is affected.
18142 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
18143 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
18145 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
18147 * omp-low.c (lower_omp_target): Mark data clauses with
18148 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
18149 zero-length subarrays.
18151 2016-07-15 Richard Biener <rguenther@suse.de>
18153 PR tree-optimization/71881
18154 * tree-loop-distribution.c (destroy_loop): Remove blocks in
18155 reverse DOM order to make debug temp generation happy.
18157 2016-07-15 Richard Biener <rguenther@suse.de>
18159 PR tree-optimization/71887
18160 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
18161 verify it is not zero for division / modulo handling.
18162 (value_replacement): Adjust.
18164 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
18165 Julian Brown <julian@codesourcery.com>
18167 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
18168 * config/aarch64/aarch64-cost-tables.h
18169 (vulcan_extra_costs): New variable.
18170 * config/aarch64/aarch64.c
18171 (vulcan_addrcost_table): Likewise.
18172 (vulcan_regmove_cost): Likewise.
18173 (vulcan_vector_cost): Likewise.
18174 (vulcan_branch_cost): Likewise.
18175 (vulcan_tunings): Likewise.
18177 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
18179 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
18180 (output_in_order): Loop over undefined variables too. Output them
18181 via assemble_undefined_decl. Skip variables that correspond to hard
18182 registers or have value-exprs.
18183 * varpool.c (symbol_table::output_variables): Handle undefined
18184 variables together with defined ones.
18186 2016-07-15 Richard Biener <rguenther@suse.de>
18188 * tree-ssa-pre.c (get_representative_for): Make sure to return
18189 the value number of SSA names.
18190 (phi_translate_1): get_representative_for cannot return NULL.
18191 (do_pre_regular_insertion): Remove redundant call to
18192 fully_constant_expression.
18193 (do_pre_partial_partial_insertion): Likewise.
18195 2016-07-15 Bin Cheng <bin.cheng@arm.com>
18197 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
18198 (derive_simple_iv_with_niters): New function.
18199 (simple_iv): Rewrite using simple_iv_with_niters.
18200 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
18201 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
18203 (number_of_iterations_exit): Rewrite using above function.
18204 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
18207 2016-07-15 Richard Biener <rguenther@suse.de>
18209 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
18210 vec_construct cost.
18212 2016-07-14 Jakub Jelinek <jakub@redhat.com>
18214 PR tree-optimization/71872
18215 * tree-data-ref.c (get_references_in_stmt): Ignore references
18216 with is_gimple_constant get_base_address.
18218 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
18220 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
18221 (TARGET_HAVE_LDACQD): New macro.
18222 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
18223 than TARGET_HAVE_LDACQ.
18224 (arm_load_acquire_exclusivedi): Likewise.
18225 (arm_store_release_exclusivedi): Likewise.
18227 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
18229 PR rtl-optimization/71878
18230 * lra-constraints.c (match_reload): Pass information about other
18231 output operands. Create new unique register value if matching input
18232 operand shares same register value as output operand being considered.
18233 (curr_insn_transform): Record output operands already processed.
18235 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18238 PR tree-optimization/70923
18239 * tree-vect-patterns.c: Include mult-synthesis.h.
18240 (target_supports_mult_synth_alg): New function.
18241 (synth_lshift_by_additions): Likewise.
18242 (apply_binop_and_append_stmt): Likewise.
18243 (vect_synth_mult_by_constant): Likewise.
18244 (target_has_vecop_for_code): Likewise.
18245 (vect_recog_mult_pattern): Use above functions to synthesize vector
18246 multiplication by integer constants.
18248 2016-07-14 Alan Modra <amodra@gmail.com>
18250 * config/rs6000/altivec.md (altivec_mov<mode>): Disparage
18251 gpr alternatives. Correct '*' placement on Y,r alternative.
18252 Add '*' on operand 1 of r,r alternative.
18254 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18256 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
18257 * expmed.h: ... Here.
18259 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
18261 * gimple.h (stmt_can_terminate_bb_p): New function.
18262 * tree-cfg.c (need_fake_edge_p): Rename to ...
18263 (stmt_can_terminate_bb_p): ... this; return true if stmt can
18264 throw external; handle const and pure calls.
18265 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
18267 2016-07-14 Richard Biener <rguenther@suse.de>
18269 PR tree-optimization/71866
18270 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
18271 (do_hoist_insertion): Avoid endless recursion when we
18272 didn't insert anything because we managed to simplify
18273 things down to a constant or SSA name.
18274 (fully_constant_expression): Re-write in terms of ...
18275 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
18276 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
18277 vn_nary_build_or_lookup_1.
18278 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
18279 (vn_nary_build_or_lookup): ... this which now wraps it.
18281 2016-07-14 Alan Modra <amodra@gmail.com>
18284 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
18285 with p9_vector override before power9-dform override.
18287 2016-07-13 Andi Kleen <ak@linux.intel.com>
18289 * value-prof.c (gimple_value_profile_transformations): Don't run
18290 when auto_profile is on.
18292 2016-07-13 Andi Kleen <ak@linux.intel.com>
18294 * auto-profile.c (update_inlined_ind_target,
18295 afdo_indirect_call): Print information to dump file.
18297 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
18299 * genrecog.c (special_predicate_operand_p): New function.
18300 (predicate_name): Move function.
18301 (validate_pattern): Don't warn about missing mode for all
18302 define_special_predicate predicates.
18304 2016-07-13 Bin Cheng <bin.cheng@arm.com>
18306 * tree-vect-data-refs.c (vect_no_alias_p): New function.
18307 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
18308 resolve alias checks which are known at compilation time.
18309 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
18310 alias checks are resolved. Move dump info for too many runtime
18311 alias checks to here...
18312 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
18314 2016-07-13 Richard Biener <rguenther@suse.de>
18316 PR tree-optimization/24574
18317 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
18318 position and add shift, rotate, divison and modulo support
18320 (value_replacement): Pass in argument position to absorbing_element_p.
18322 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
18325 * ipa-inline-transform.c (inline_call): Support
18326 instrumented thunks.
18328 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
18330 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
18331 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
18333 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
18334 Baseline. Make initial alternative TARGET_32BIT only.
18335 (udivsi3): Likewise.
18336 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
18337 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
18340 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
18342 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
18343 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
18344 availability with TARGET_HAVE_MOVT.
18345 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
18346 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
18347 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
18349 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
18350 extra instruction if MOVW is available. Use a cost variable
18351 incremented by COSTS_N_INSNS (1) when the condition match rather than
18352 returning an arithmetic expression based on COSTS_N_INSNS. Make
18353 constant with bottom half word zero cost 2 instruction if MOVW is
18355 * config/arm/arm.md (define_attr "arch"): Add v8mb.
18356 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
18357 target is ARMv8-M Baseline.
18358 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
18359 (arm_movtas_ze): Likewise.
18360 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
18361 alternative for constants satisfying j constraint.
18362 (thumb1_movsi_insn): Likewise.
18363 (movsi splitter for K alternative): Tighten condition to not trigger
18364 if movt is available and j constraint is satisfied.
18365 (Pe immediate splitter): Likewise.
18366 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
18367 constant fitting in an halfword to use MOVW.
18368 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
18371 2016-07-13 Richard Biener <rguenther@suse.de>
18373 PR middle-end/71104
18374 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
18375 gimplifying the LHS. Make sure to gimplify a returning twice
18376 call LHS without using SSA names.
18378 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18380 * tree-data-ref.c (find_data_references_in_stmt): Remove
18381 unnecessary call to vec::release.
18382 (graphite_find_data_references_in_stmt): Likewise.
18383 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
18384 * tree-vect-stmts.c (vectorizable_condition): Likewise.
18386 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18388 * cfgexpand.c (expand_used_vars): Make the type of a local
18390 * genmatch.c (lower_for): Likewise.
18391 * haifa-sched.c (haifa_sched_init): Likewise.
18392 (add_to_speculative_block): Likewise.
18393 (create_check_block_twin): Likewise.
18394 * predict.c (handle_missing_profiles): Likewise.
18395 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
18396 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
18397 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
18399 (maybe_lower_iteration_bound): Likewise.
18400 * tree-ssa-sccvn.c (DFS): Likewise.
18401 * tree-stdarg.c (reachable_at_most_once): Likewise.
18402 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
18403 (vectorizable_store): Likewise.
18405 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18407 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
18408 (sccvn_dom_walker): make cond_stack an auto_vec.
18410 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18412 * ree.c (struct ext_state): Make type of members auto_vec.
18413 (find_and_remove_re): Adjust.
18415 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18417 * cfgexpand.c (struct stack_vars_data): Make type of fields
18419 (expand_used_vars): Adjust.
18421 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18423 * ipa.c (record_cdtor_fn): Adjust.
18424 (build_cdtor_fns): Likewise.
18425 (ipa_cdtor_merge): Make static_ctors and static_dtors local
18428 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18430 * genextract.c (struct accum_extract): Add constructor and make
18432 (gen_insn): Adjust.
18434 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18436 * tree.c (struct free_lang_data_d): Add constructor and change
18437 types of members to ones that automatically manage resources.
18438 (fld_worklist_push): Adjust.
18439 (find_decls_types): Likewise.
18440 (find_decls_types_in_eh_region): Likewise.
18441 (free_lang_data_in_cgraph): Stop manually creating and
18442 destroying members of free_lang_data_d.
18444 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
18446 PR rtl-optimization/68961
18447 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
18448 peephole variant. Use sse_reg_operand predicates.
18450 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
18452 * config/i386/predicates.md (x86_64_immediate_operand)
18453 <case CONST_INT>: Remove unneeded truncation to DImode.
18454 <case CONST>: Ditto.
18455 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
18457 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
18460 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
18461 The xxperm and xxpermr instructions require that the 2nd input
18462 operand overlap with the output operand, and not the 1st.
18463 (altivec_vperm_v8hiv16qi): Likewise.
18464 (altivec_vperm_<mode>_uns_internal): Likewise.
18465 (altivec_vpermr_<mode>_internal): Likewise.
18466 (vperm_v8hiv4si): Likewise.
18467 (vperm_v16qiv8hi): Likewise.
18469 2016-07-12 Nathan Sidwell <nathan@acm.org>
18471 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
18472 when -mno-pic-data-is-text-relative is in effect, by default.
18473 * doc/invoke.texi (mpic-data-is-text-relative): Document new
18474 behavior and clarify.
18476 2016-07-12 Martin Liska <mliska@suse.cz>
18478 * params.def: Add avg-loop niter.
18479 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
18480 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
18481 * doc/invoke.texi: Document the new parameter.
18483 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18485 PR middle-end/71700
18486 * expr.c (store_constructor): Mask sign-extended bits when widening
18487 sub-word constructor element at the start of a word.
18489 2016-07-12 Martin Liska <mliska@suse.cz>
18491 * Makefile.in: Append rule for params-options.h.
18492 * params-options.h: New file.
18494 2016-07-12 Martin Liska <mliska@suse.cz>
18496 * ira-build.c (mark_loops_for_removal): Properly iterate
18499 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
18500 Richard Biener <rguenther@suse.de>
18502 PR tree-optimization/23286
18503 PR tree-optimization/70159
18504 * doc/invoke.texi: Document -fcode-hoisting.
18505 * common.opt (fcode-hoisting): New flag.
18506 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
18507 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
18508 (do_regular_insertion): Rename to ...
18509 (do_pre_regular_insertion): ... this and amend general comments
18510 on insertion strathegy.
18511 (do_partial_partial_insertion): Rename to ...
18512 (do_pre_partial_partial_insertion): ... this.
18513 (do_hoist_insertion): New function.
18514 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
18515 and call do_hoist_insertion properly.
18517 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
18518 (pass_pre::execute): Register hoist_insert stats.
18520 2016-07-12 Jakub Jelinek <jakub@redhat.com>
18522 PR middle-end/71716
18523 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
18524 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
18525 is different from mode's bitsize. Small cleanup.
18527 2016-07-12 Richard Biener <rguenther@suse.de>
18529 PR rtl-optimization/68961
18530 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
18531 to simplify to a non-constant.
18533 2016-07-11 Jakub Jelinek <jakub@redhat.com>
18535 PR middle-end/71758
18536 * omp-low.c (expand_omp_target): Gimplify device.
18538 PR tree-optimization/71823
18539 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
18540 to get vec_oprnds2 from op2.
18542 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
18544 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
18545 Hoist common subexpressions.
18546 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
18548 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
18551 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
18552 prevent generation of 'stxsiwx' on pre Power8 hardware.
18554 2016-07-11 David Malcolm <dmalcolm@redhat.com>
18556 * input.c: Include cpplib.h.
18557 (selftest::temp_source_file): New class.
18558 (selftest::temp_source_file::temp_source_file): New ctor.
18559 (selftest::temp_source_file::~temp_source_file): New dtor.
18560 (selftest::should_have_column_data_p): New function.
18561 (selftest::test_should_have_column_data_p): New function.
18562 (selftest::temp_line_table): New class.
18563 (selftest::temp_line_table::temp_line_table): New ctor.
18564 (selftest::temp_line_table::~temp_line_table): New dtor.
18565 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
18566 it to create a temp_line_table.
18567 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
18568 locations that are known to have column data.
18569 (selftest::line_table_case): New struct.
18570 (selftest::test_reading_source_line): Move tempfile handling
18571 to class temp_source_file.
18572 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
18573 (selftest::assert_token_loc_eq): New function.
18574 (ASSERT_TOKEN_LOC_EQ): New macro.
18575 (selftest::test_lexer): New function.
18576 (selftest::boundary_locations): New array.
18577 (selftest::input_c_tests): Call test_should_have_column_data_p.
18578 Loop over a test matrix of interesting values of location and
18579 default_range_bits, calling test_lexer on each case in the matrix.
18580 Move call to test_accessing_ordinary_linemaps into the matrix.
18581 * selftest.h (ASSERT_EQ): Reimplement in terms of...
18582 (ASSERT_EQ_AT): New macro.
18584 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
18587 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
18588 Don't convert TImode in debug insn.
18590 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
18592 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
18593 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
18594 (tree_type_common::lang_flag_7): New.
18595 (tree_type_common::spare): Reduce size.
18596 * tree.h (TYPE_ALIGN_OK): Remove.
18597 (TYPE_LANG_FLAG_7): New.
18598 (get_inner_reference): Adjust header.
18599 * print-tree.c (print_node): Adjust.
18600 * expr.c (get_inner_reference): Remove parameter keep_aligning.
18601 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
18602 calls to get_inner_reference.
18603 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
18604 handling of TYPE_ALIGN_OK.
18605 * builtins.c (get_object_alignment_2): Adjust call to
18606 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
18607 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
18609 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
18610 * cfgexpand.c (expand_debug_expr): Likewise.
18611 * dbxout.c (dbxout_expand_expr): Likewise.
18612 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
18613 loc_list_from_tree, fortran_common): Likewise.
18614 * fold-const.c (optimize_bit_field_compare,
18615 decode_field_reference, fold_unary_loc, fold_comparison,
18616 split_address_to_core_and_offset): Likewise.
18617 * gimple-laddress.c (execute): Likewise.
18618 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
18619 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
18620 * hsa-gen.c (gen_hsa_addr): Likewise.
18621 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
18622 * tsan.c (instrument_expr): Likewise.
18623 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
18624 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
18625 * tree-affine.c (tree_to_aff_combination,
18626 get_inner_reference_aff): Adjust calls to get_inner_reference.
18627 * tree-data-ref.c (split_constant_offset_1,
18628 dr_analyze_innermost): Likewise.
18629 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
18630 * tree-sra.c (ipa_sra_check_caller): Likewise.
18631 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
18632 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
18633 bswap_replace): Likewise.
18634 * tree-vect-data-refs.c (vect_check_gather,
18635 vect_analyze_data_refs): Likewise.
18636 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
18637 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
18640 2016-07-11 David Malcolm <dmalcolm@redhat.com>
18642 * Makefile.in (selftest-valgrind): New phony target.
18643 * function-tests.c (selftest::build_cfg): Delete pass instances
18644 created by the test.
18645 (selftest::convert_to_ssa): Likewise.
18646 (selftest::test_expansion_to_rtl): Likewise.
18647 * tree-cfg.c (selftest::test_linear_chain): Release dominator
18649 (selftest::test_diamond): Likewise.
18651 2016-07-11 Richard Biener <rguenther@suse.de>
18653 PR tree-optimization/71816
18654 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
18655 than replacing all of its operands.
18657 2016-07-11 Alan Modra <amodra@gmail.com>
18659 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
18660 (ctr<mode>): Add unspec.
18661 (ctr<mode>_internal*): Likewise.
18663 2016-07-08 James Bowman <james.bowman@ftdichip.com>
18665 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
18666 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
18668 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
18670 PR rtl-optimization/71621
18671 * lra-constraints.c (process_alt_operands): Check combination of
18672 reg class and mode.
18674 2016-07-08 Jason Merrill <jason@redhat.com>
18675 Richard Biener <rguenther@suse.de>
18677 P0145: Refining Expression Order for C++.
18678 * gimplify.c (initial_rhs_predicate_for): New.
18679 (gimplfy_modify_expr): Gimplify RHS before LHS.
18681 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18684 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18685 Allow standard error handling to take over when a wrong number
18686 of arguments is presented to __builtin_vec_ld () or
18687 __builtin_vec_st ().
18689 2016-07-08 Jiong Wang <jiong.wang@arm.com>
18691 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
18696 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
18697 __builtin_aarch64_fmaxv2sf.
18698 (vmaxnmq_f32): Likewise.
18699 (vmaxnmq_f64): Likewise.
18700 (vminnm_f32): Likewise.
18701 (vminnmq_f32): Likewise.
18702 (vminnmq_f64): Likewise.
18704 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
18707 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
18708 enable -mfloat128-hardware by default.
18709 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
18710 that IEEE 128-bit hardware support needs.
18711 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
18712 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
18713 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
18714 floating point requires.
18715 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
18716 -mfloat128 and -mfloat128-hardware changes.
18718 2016-07-08 Alan Hayward <alan.hayward@arm.com>
18720 PR tree-optimization/71667
18721 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
18723 2016-07-08 Martin Liska <mliska@suse.cz>
18725 PR middle-end/71606
18726 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
18727 folding produces SAVE_EXPRs, thus return false for the type.
18729 2016-07-07 Martin Liska <mliska@suse.cz>
18731 * file-find.c (remove_prefix): New function.
18732 * file-find.h (remove_prefix): Declare the function.
18733 * gcc-ar.c (main): Skip a folder of the wrapper if
18734 a wrapped binary would point to the same file.
18736 2016-07-07 Jan Hubicka <jh@suse.cz>
18738 * tree-scalar-evolution.c (iv_can_overflow_p): export.
18739 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
18740 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
18742 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
18745 * ipa-inline-analysis.c (compute_inline_parameters): Set
18746 local.can_change_signature to false for intrumentation
18749 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
18751 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
18752 with TARGET_HAVE_MOVT.
18753 (TARGET_HAVE_MOVT): Define.
18754 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
18755 availability with TARGET_HAVE_MOVT.
18756 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
18758 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
18760 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
18761 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
18762 * config/arm/constraints.md (define_constraint "j"): Use
18763 TARGET_HAVE_MOVT to check MOVT availability.
18765 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
18767 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
18769 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
18771 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
18772 (armv8-m.main): Likewise.
18773 (armv8-m.main+dsp): Likewise.
18774 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
18775 (FL_FOR_ARCH8M_MAIN): Likewise.
18776 * config/arm/arm-tables.opt: Regenerate.
18777 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
18778 armv8-m.main+dsp to BE8_LINK_SPEC.
18779 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
18780 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
18781 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
18782 Baseline and Mainline.
18783 (arm_option_override_internal): Also disable arm_restrict_it when
18784 !arm_arch_notm. Update comment for -munaligned-access to also cover
18786 (arm_file_start): Increase buffer size for printing architecture name.
18787 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
18788 and armv8-m.main+dsp.
18789 (mno-unaligned-access): Clarify that this is disabled by default for
18790 ARMv8-M Baseline architectures as well.
18792 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
18794 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
18795 decide whether to prevent some libgcc routines being included for some
18796 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
18797 link between this condition and the one in
18798 libgcc/config/arm/lib1func.S.
18800 2016-07-07 Richard Biener <rguenther@suse.de>
18802 * tree-ssa-pre.c: Include alias.h.
18803 (compute_avail): If we have multiple VN_REFERENCEs with the
18804 same hashtable entry adjust that to make it a valid replacement
18805 for all of them with respect to alignment and aliasing
18806 when doing insertion.
18807 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
18808 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
18810 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
18814 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
18815 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
18818 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18820 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
18821 (adjust_mems): Adjust.
18822 (adjust_insn): Likewise.
18823 (prepare_call_arguments): Likewise.
18825 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18827 * gcse.c (struct ls_expr): Make stores field a vector.
18828 (ldst_entry): Adjust.
18829 (free_ldst_entry): Likewise.
18830 (print_ldst_list): Likewise.
18831 (compute_ld_motion_mems): Likewise.
18832 (update_ld_motion_stores): Likewise.
18834 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18836 * gcse.c (struct ls_expr): Remove loads field.
18837 (ldst_entry): Adjust.
18838 (free_ldst_entry): Likewise.
18839 (print_ldst_list): Likewise.
18840 (compute_ld_motion_mems): Likewise.
18842 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18844 * store-motion.c (struct st_expr): Make antic_stores a vector.
18845 (st_expr_entry): Adjust.
18846 (free_st_expr_entry): Likewise.
18847 (print_store_motion_mems): Likewise.
18848 (find_moveable_store): Likewise.
18849 (compute_store_table): Likewise.
18850 (remove_reachable_equiv_notes): Likewise.
18851 (replace_store_insn): Likewise.
18852 (build_store_vectors): Likewise.
18854 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18856 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
18857 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
18859 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
18861 PR tree-optimization/71518
18862 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
18863 misalign also for outer loops with negative step.
18865 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
18867 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
18868 (cortex_a53_shift): Add mov_shift.
18869 (cortex_a53_shift_reg): Add new reservation for register shifts.
18870 (cortex_a53_alu): Remove bfm.
18871 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
18872 (cortex_a53_alu_extr): Add new reservation for EXTR.
18873 (bypasses): Improve bypass modelling.
18875 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
18878 * config/avr/avr.c (avr_asm_select_section): Strip off
18879 SECTION_DECLARED from flags when calling get_section.
18881 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18883 * tree-vectorizer.h (vect_memory_access_type): Add
18884 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
18885 * tree-vect-stmts.c (compare_step_with_zero): New function.
18886 (perm_mask_for_reverse): Move further up file.
18887 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
18889 (get_negative_load_store_type): New function.
18890 (get_load_store_type): Call it. Add an ncopies argument.
18891 (vectorizable_mask_load_store): Update call accordingly and
18892 remove tests for negative steps.
18893 (vectorizable_store, vectorizable_load): Likewise. Handle new
18894 memory_access_types.
18896 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18898 * tree-vectorizer.h (vect_memory_access_type): New enum.
18899 (_stmt_vec_info): Add a memory_access_type field.
18900 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
18901 (vect_model_store_cost): Take an access type instead of a boolean.
18902 (vect_model_load_cost): Likewise.
18903 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
18904 vect_model_store_cost and vect_model_load_cost.
18905 * tree-vect-stmts.c (vec_load_store_type): New enum.
18906 (vect_model_store_cost): Take an access type instead of a
18907 store_lanes_p boolean. Simplify tests.
18908 (vect_model_load_cost): Likewise, but for load_lanes_p.
18909 (get_group_load_store_type, get_load_store_type): New functions.
18910 (vectorizable_store): Use get_load_store_type. Record the access
18911 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
18912 (vectorizable_load): Likewise.
18913 (vectorizable_mask_load_store): Likewise. Replace is_store
18914 variable with vls_type.
18916 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18918 * tree-vectorizer.h (vect_grouped_load_supported): Add a
18919 single_element_p parameter.
18920 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
18921 Check the PR65518 case here rather than in vectorizable_load.
18922 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
18923 * tree-vect-stmts.c (vectorizable_load): Likewise.
18925 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18927 * tree-vectorizer.h (gather_scatter_info): New structure.
18928 (vect_check_gather_scatter): Return a bool rather than a decl.
18929 Replace return-by-pointer arguments with a single
18930 gather_scatter_info *.
18931 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
18932 (vect_analyze_data_refs): Update call accordingly.
18933 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
18934 (vectorizable_mask_load_store): Likewise. Also record the
18935 offset dt and vectype in the gather_scatter_info.
18936 (vectorizable_store): Likewise.
18937 (vectorizable_load): Likewise.
18939 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18941 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
18942 strided groups, use the cost of N scalar accesses instead
18943 of ncopies vector accesses.
18944 (vect_model_load_cost): Likewise.
18946 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18948 * tree-vect-stmts.c (vect_cost_group_size): Delete.
18949 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
18950 variable to indicate when once-per-group costs are being used.
18951 (vect_model_load_cost): Likewise. Fix comment and misindented code.
18953 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18955 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
18956 peeling-for-gaps condition.
18958 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18960 * config/s390/s390.c (s390_expand_vec_init): Force initializer
18961 element to register if it doesn't match general_operand.
18963 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
18964 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18966 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
18968 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
18969 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
18970 (SIGNBIT): New mode iterator.
18971 (Fsignbit): New mode attribute.
18972 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
18973 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
18974 when direct moves are available.
18975 (signbit<mode>2_dm): New define_insn_and_split).
18976 (signbit<mode>2_dm2): New define_insn.
18978 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18980 PR rtl-optimization/71594
18981 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
18982 into subregs of appropriate mode before trying to emit a conditional
18985 2016-07-05 Jan Hubicka <jh@suse.cz>
18987 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
18988 (simple_iv): Use it.
18990 2016-07-05 Jan Hubicka <jh@suse.cz>
18992 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
18994 2016-07-05 Jiong Wang <jiong.wang@arm.com>
18996 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
18999 2016-07-05 Jan Hubicka <jh@suse.cz>
19001 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
19004 2016-07-05 Richard Biener <rguenther@suse.de>
19006 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
19007 Handle empty else block.
19008 (is_feasible_trace): Likewise.
19009 (split_paths): Likewise.
19011 2016-07-05 Richard Biener <rguenther@suse.de>
19013 * tree-loop-distribution.c (distribute_loop): Fix issue with
19014 the cost model loop.
19016 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
19018 * config/arm/neon-testgen.ml: Delete.
19019 * config/arm/neon.ml: Delete.
19021 2016-07-04 Jakub Jelinek <jakub@redhat.com>
19024 * tree.c (attribute_value_equal): Use get_attribute_name instead of
19025 directly using TREE_PURPOSE.
19027 2016-07-04 Jiong Wang <jiong.wang@arm.com>
19029 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
19030 * config/aarch64/aarch64_neon.h: Likewise.
19031 * config/aarch64/arm_neon.h: Likewise.
19032 * config/aarch64/atomics.md: Likewise.
19033 * config/aarch64/aarch64-simd-builtins.def: Likewise.
19034 * doc/invoke.texi: Likewise.
19036 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
19038 * config/s390/s390.md: Add "z13" cpu_facility.
19039 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
19040 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
19041 condition" type instructions.
19043 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
19044 Jeff Law <law@redhat.com>
19046 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
19047 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
19049 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
19051 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
19052 permutation for TARGET_AVX512F.
19053 (ix86_expand_vec_one_operand_perm_avx512): New function.
19054 (expand_vec_perm_1): Invoke introduced function.
19055 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
19056 it may be not valid after vectorization.
19058 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
19061 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
19062 typo in comment. Only force to memory if it is a weak
19063 external reference.
19065 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
19066 Jiong Wang <jiong.wang@arm.com>
19068 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
19069 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
19070 (AARCH64_FL_F16): New.
19071 (AARCH64_FL_FOR_ARCH8_2): New.
19072 (AARCH64_ISA_8_2): New.
19073 (AARCH64_ISA_F16): New.
19074 (TARGET_FP_F16INST): New.
19075 (TARGET_SIMD_F16INST): New.
19076 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
19077 ("fp"): Disabling "fp" also disables "fp16".
19078 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
19079 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
19080 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
19081 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
19083 2016-07-04 Jan Beulich <jbeulich@suse.com>
19085 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
19087 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
19090 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
19091 the insns, use an insn form that does not adjust the offset on
19092 little endian systems.
19094 2016-07-01 Jan Beulich <jbeulich@suse.com>
19096 * varasm.c (get_variable_section): Validate initializer in
19097 named .bss-like sections.
19099 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
19101 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
19102 Exchange the order of the second and third operands in the vpermr
19103 instruction tmeplate.
19105 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
19108 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
19109 Disallow TDmode values.
19111 2016-07-01 Alan Modra <amodra@gmail.com>
19113 PR rtl-optimization/71709
19114 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
19115 being set, not referenced.
19117 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
19119 PR tree-optimization/70729
19120 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
19121 of loop since it can be not valid after transformation.
19123 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19125 * config/arm/arm.c (thumb_reload_in_hi): Delete.
19126 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
19128 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
19130 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
19133 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
19136 * config/rs6000/constraints.md (wY constraint): New constraint to
19137 match the requirements for the LXSD and STXSD instructions.
19138 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
19139 predicate to match the requirements for the LXSD and STXSD
19141 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
19142 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
19143 to make sure that the bottom 2 bits of offset are 0, the address
19144 form is offsettable, and no updating is done in the address mode.
19145 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
19146 (movdi_internal32): Likewise
19147 (movdi_internal64): Likewise.
19149 2016-06-30 Jakub Jelinek <jakub@redhat.com>
19151 PR tree-optimization/71707
19152 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
19153 strinfo even for ADDR_EXPR ptr.
19155 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
19157 * config/rs6000/altivec.md (darn_32): Change the condition to
19158 TARGET_P9_MISC instead of TARGET_MODULO.
19159 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
19160 condition expression.
19161 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
19162 condition expression.
19163 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
19164 (DFP_TEST): New code iterator.
19165 (dfptstsfi_<code>_mode>): New define_expand.
19166 (*dfp_sgnfcnc_<mode>): New define_insn.
19167 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
19168 definition next to BU_P9_MISC_1 definition and change the MASK
19169 value to RS6000_BTM_P9_MISC.
19170 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
19171 (BU_P9_64BIT_MISC_0): Likewise.
19172 (BU_P9_DFP_MISC_0): New macro definition.
19173 (BU_P9_DFP_MISC_1): New macro definition.
19174 (BU_P9_DFP_MISC_2): New macro definition.
19175 (BU_P9_DFP_OVERLOAD_1): New macro definition.
19176 (BU_P9_DFP_OVERLOAD_2): New macro definition.
19177 (BU_P9_DFP_OVERLOAD_3): New macro definition.
19178 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
19179 (TSTSFI_LT_TD): Likewise.
19180 (TSTSFI_EQ_DD): Likewise.
19181 (TSTSFI_EQ_TD): Likewise.
19182 (TSTSFI_GT_DD): Likewise.
19183 (TSTSFI_GT_TD): Likewise.
19184 (TSTSFI_OV_DD): Likewise.
19185 (TSTSFI_OV_TD): Likewise.
19186 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
19187 (TSTSFI_LT_DD): Likewise.
19188 (TSTSFI_LT_TD): Likewise.
19189 (TSTSFI_EQ): Likewise.
19190 (TSTSFI_EQ_DD): Likewise.
19191 (TSTSFI_EQ_TD): Likewise.
19192 (TSTSFI_GT): Likewise.
19193 (TSTSFI_GT_DD): Likewise.
19194 (TSTSFI_GT_TD): Likewise.
19195 (TSTSFI_OV): Likewise.
19196 (TSTSFI_OV_DD): Likewise.
19197 (TSTSFI_OV_TD): Likewise.
19198 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
19199 overloaded test significance functions.
19200 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
19201 OPTION_MASK_P9_MISC into the representation of this mask.
19202 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
19204 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
19205 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
19207 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
19208 argument is a 6-bit unsigned literal value if the icode argument
19209 represents a DFP test significance built-in call.
19210 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
19211 flag used independently and in combination with the
19212 RS6000_BTM_64BIT flag.
19213 (rs6000_opt_masks): Add entry for power9-misc command-line option.
19214 (rs6000_builtin_mask_names): Add entry for power9-misc
19215 command-line option.
19216 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
19217 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
19218 RS6000_BTM_P9_MISC macros.
19219 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
19220 option and change the description of the -mpower9-vector option to
19221 enable only vector instructions, removing its erroneously claimed
19222 support for scalar instructions.
19223 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
19224 the ISA 3.0 digital floating point test significance built-in
19227 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
19229 * config/aarch64/aarch64.c (cortexa35_tunings):
19230 Enable AES fusion. Use cortexa57_branch_cost.
19231 (cortexa53_tunings): Use cortexa57_branch_cost.
19232 (cortexa72_tunings): Use cortexa57_branch_cost.
19233 Use AUTOPREFETCHER_WEAK.
19234 (cortexa73_tunings): Use cortexa57_branch_cost.
19236 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19237 James Greenhalgh <james.greenhalgh@arm.com>
19239 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
19240 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
19241 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
19242 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
19243 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
19244 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
19245 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
19246 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
19247 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
19248 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
19249 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
19250 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
19251 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
19254 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
19255 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19257 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
19259 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
19261 2016-06-30 David Malcolm <dmalcolm@redhat.com>
19264 * gcc.c (driver::build_option_suggestions): Pass "option" to
19265 add_misspelling_candidates.
19266 * opts-common.c (add_misspelling_candidates): Add "option" param;
19267 use it to avoid adding negated forms for options marked with
19269 * opts.h (add_misspelling_candidates): Add "option" param.
19271 2016-06-30 Jakub Jelinek <jakub@redhat.com>
19273 PR middle-end/71693
19274 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
19275 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
19276 first when permuting bitwise operation with rotate. Cast
19277 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
19279 2016-06-29 David Malcolm <dmalcolm@redhat.com>
19281 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
19282 for misspelled param names.
19283 * params.c: Include spellcheck.h.
19284 (find_param_fuzzy): New function.
19285 * params.h (find_param_fuzzy): New prototype.
19286 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
19287 * spellcheck.h (struct edit_distance_traits<const char *>):
19290 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
19292 * config/rs6000/predicates.md (const_0_to_7_operand): New
19293 predicate, recognize 0..7.
19294 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
19295 support for doing extracts from V16QImode, V8HImode, V4SImode
19297 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
19298 vector extract support.
19299 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
19300 for ISA 3.0 vector extract.
19301 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
19302 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
19303 extracts of a constant element number from small integer vectors
19304 on 64-bit ISA 3.0 systems.
19305 (vsx_extract_<mode>_di): Likewise.
19306 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
19307 say when we can do ISA 3.0 vector extracts.
19308 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
19309 registers, using the stxsiwx instruction.
19311 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
19313 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
19314 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
19315 qdf24xx_regmove_cost, qdf24xx_tunings): New.
19316 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
19317 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
19318 * config/arm/arm.c (arm_qdf24xx_tune): New.
19320 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
19322 * config/aarch64/aarch64.c (cortexa53_tunings):
19323 Increase loop alignment to 8. Set function alignment to 16.
19324 (cortexa35_tunings): Likewise.
19325 (cortexa57_tunings): Increase loop alignment to 8.
19326 (cortexa72_tunings): Likewise.
19327 (cortexa73_tunings): Likewise.
19329 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
19331 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
19332 for arm_fp16_ok and arm_fp16_hw.
19333 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
19334 arm_fp16_alternative.
19336 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
19338 PR tree-optimization/71655
19339 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
19340 types when swapping operands.
19342 2016-06-29 Martin Liska <mliska@suse.cz>
19344 PR middle-end/71585
19345 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
19346 * ipa-inline-transform.c (inline_call): Remove unnecessary call
19347 of build_optimization_node.
19349 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
19351 PR tree-optimization/70729
19352 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
19353 independent in loops having positive safelen value.
19354 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
19355 it may be not valid after vectorization.
19357 2016-06-29 Jakub Jelinek <jakub@redhat.com>
19359 PR tree-optimization/71625
19360 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
19361 is sorted by ascending list->offset. If PTR is non-NULL and there is
19362 previous strinfo, call get_stridx_plus_constant.
19363 (get_stridx): Pass exp as second argument to get_addr_stridx.
19364 (addr_stridxptr): Add missing list = list->next, so that there can be
19365 more than one entries in the list. Bump limit from 16 to 32. Ensure
19366 the list is sorted by ascending list->offset.
19367 (get_stridx_plus_constant): Adjust so that it can be also called with
19368 ADDR_EXPR instead of SSA_NAME as PTR.
19369 (handle_char_store): Pass NULL_TREE as second argument to
19372 2016-06-29 Richard Biener <rguenther@suse.de>
19374 PR rtl-optimization/68961
19375 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
19377 2016-06-29 Richard Biener <rguenther@suse.de>
19379 PR middle-end/71002
19380 * alias.c (component_uses_parent_alias_set_from): Handle
19381 type punning through union accesses by using the union alias set.
19382 * gimple.c (gimple_get_alias_set): Remove union type punning case.
19384 2016-07-29 Richard Biener <rguenther@suse.de>
19386 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
19387 precision not matching mode precision.
19389 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
19391 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
19392 pa_output_arg_descriptor.
19393 (call_val_symref_64bit_post_reload): Likewise.
19394 (call_val_powf_64bit_post_reload): Likewise.
19395 (sibcall_internal_symref_64bit): Likewise.
19396 (sibcall_value_internal_symref_64bit): Likewise.
19398 2016-06-28 Jakub Jelinek <jakub@redhat.com>
19400 PR middle-end/71626
19401 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
19402 a constant, force its SUBREG_REG into memory or register instead
19405 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
19408 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
19409 * doc/invoke.texi (AVR Options): Document it.
19411 2016-06-28 Walter Lee <walt@tilera.com>
19413 * config/tilegx/linux.h: Do not include arch/icache.h
19414 (CLEAR_INSN_CACHE): Provide inlined definition directly.
19415 * config/tilepro/linux.h: Do not include arch/icache.h
19416 (CLEAR_INSN_CACHE): Provide inlined definition directly.
19418 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
19420 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
19421 for big-endian BIT_FIELD_REF.
19423 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
19425 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
19426 ('size' attribute): Add '128'.
19428 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
19429 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
19430 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
19431 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
19432 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
19433 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
19434 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
19435 *trunc<mode>df2_odd): Set size attribute to '128'.
19436 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
19437 * config/rs6000/power6.md (power6-fp): Include dfp type.
19438 * config/rs6000/power7.md (power7-fp): Likewise.
19439 * config/rs6000/power8.md (power8-fp): Likewise.
19440 * config/rs6000/power9.md: New file.
19441 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
19442 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
19443 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
19445 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
19446 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
19447 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
19448 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
19449 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
19450 dfp_dscri_<mode>): Change type attribute to dfp.
19451 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
19452 attribute to vecsimple.
19453 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
19454 and prefetch streams.
19455 (rs6000_option_override_internal): Remove temporary code setting
19456 tuning to power8. Don't set rs6000_sched_groups for power9.
19457 (last_scheduled_insn): Change to rtx_insn *.
19458 (divide_cnt, vec_load_pendulum): New variables.
19459 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
19460 (rs6000_issue_rate): Set issue rate for Power9.
19461 (is_power9_pairable_vec_type): New.
19462 (power9_sched_reorder2): New.
19463 (rs6000_sched_reorder2): Call new function for Power9 specific
19465 (insn_must_be_first_in_group): Remove Power9.
19466 (insn_must_be_last_in_group): Likewise.
19467 (force_new_group): Likewise.
19468 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
19469 Initialize divide_cnt/vec_load_pendulum.
19470 (_rs6000_sched_context, rs6000_init_sched_context,
19471 rs6000_set_sched_context): Handle context save/restore of new
19474 2016-06-28 Richard Biener <rguenther@suse.de>
19476 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
19477 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
19478 COMPONENT_REF operand.
19479 (nonoverlapping_component_refs_p): Likewise.
19480 * stor-layout.c (start_bitfield_representative): Mark
19481 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
19483 2016-06-28 Jakub Jelinek <jakub@redhat.com>
19485 * Makefile.in: Don't cat ../stage_current if it does not exist.
19487 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
19488 last argument is a bit-field.
19490 PR rtl-optimization/71673
19491 * internal-fn.c (expand_arith_overflow_result_store): Use
19492 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
19493 expand_simple_binop.
19495 PR middle-end/66867
19496 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
19497 expand_ifn_atomic_compare_exchange): New functions.
19498 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
19499 * tree.h (build_call_expr_internal_loc): Rename to ...
19500 (build_call_expr_internal_loc_array): ... this. Fix up type of
19502 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
19503 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
19504 ATOMIC_COMPARE_EXCHANGE result.
19505 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
19506 * gimple-fold.h (optimize_atomic_compare_exchange_p,
19507 fold_builtin_atomic_compare_exchange): New prototypes.
19508 * gimple-fold.c (optimize_atomic_compare_exchange_p,
19509 fold_builtin_atomic_compare_exchange): New functions..
19510 * tree-ssa.c (execute_update_addresses_taken): If
19511 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
19512 of call when finding addressable vars, and if such var becomes
19513 non-addressable, call fold_builtin_atomic_compare_exchange.
19515 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
19518 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
19519 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
19521 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
19523 * config/rs6000/rs6000.md ('type' attribute): Add
19524 veclogical,veccmpfx,vecexts,vecmove insn types.
19525 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
19526 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
19527 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
19528 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
19529 *nabs<mode>2_hw): Change type to vecmove.
19530 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
19531 *boolcc<mode>3_internal, *eqv<mode>3_internal,
19532 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
19533 *ieee_128bit_vsx_abs<mode>2_internal,
19534 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
19535 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
19536 *ieee128_mtvsrd_32bit): Change type to veclogical.
19537 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
19538 *movdi_internal32, *movdi_internal64): Update insn types.
19539 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
19540 vsx_extract_<mode>): Change type to veclogical.
19541 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
19542 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
19543 *vsx_sign_extend_si_v2di): Change type to vecexts.
19544 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
19545 type to veclogical.
19546 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
19547 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
19548 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
19549 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
19550 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
19551 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
19552 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
19553 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
19554 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
19555 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
19556 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
19557 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
19558 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
19559 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
19560 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
19561 (ppc7450-vecsimple): Add veclogical, vecmove.
19562 (ppc7450-veccmp): Add veccmpfx.
19563 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
19565 (ppc8540_vector_compare): Add veccmpfx.
19566 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
19567 * config/rs6000/cell.md (cell-fp): Add fpsimple.
19568 (cell-vecsimple): Add veclogical, vecmove.
19569 (cell-veccmp): Add veccmpfx.
19570 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
19571 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
19573 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
19574 * config/rs6000/power4.md (power4-fp): Add fpsimple.
19575 (power4-vecsimple): Add veclogical, vecmove.
19576 (power4-veccmp): Add veccmpfx.
19577 * config/rs6000/power5.md (power5-fp): Add fpsimple.
19578 * config/rs6000/power6.md (power6-fp): Add fpsimple.
19579 (power6-vecsimple): Add veclogical, vecmove.
19580 (power6-veccmp): Add veccmpfx.
19581 * config/rs6000/power7.md (power7-fp): Add fpsimple.
19582 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
19583 * config/rs6000/power8.md (power8-fp): Add fpsimple.
19584 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
19585 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
19586 * config/rs6000/titan.md (titan_fp): Add fpsimple.
19587 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
19589 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
19591 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
19594 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
19595 OPTION_MASK_P9_DFORM_VECTOR.
19596 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
19597 disable -mpower9-dform-vector when using reload.
19598 (quad_address_p): Remove 'gpr_p' argument and all associated code.
19599 New 'strict' argument. Update all callers. Add strict addressing
19601 (rs6000_legitimate_offset_address_p): Remove call to
19602 virtual_stack_registers_memory_p.
19603 (rs6000_legitimize_reload_address): Add quad address support.
19604 (rs6000_legitimate_address_p): Move call to quad_address_p above
19605 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
19606 to account for new strict usage.
19607 (rs6000_output_move_128bit): Adjust quad_address_p args to account
19608 for new strict usage.
19609 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
19611 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
19618 * config/i386/i386.c (ix86_spill_class): Disable condition to
19619 always return NO_REGS.
19621 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
19623 * predict.c: Include gimple-pretty-print.h
19624 (predicted_by_loop_heuristics_p): Check also
19625 PRED_LOOP_EXIT_WITH_RECURSION
19626 (predict_loops): Find self recursive calls and use special purpose
19627 predictors for them; dump log about decisions.
19628 (pass_profile::execute): Dump info about #of iterations.
19629 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
19630 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
19632 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
19634 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
19635 output_asm_insn calls and shorten long lines. Output .CALL
19636 argument descriptor using pa_output_arg_descriptor. Add various
19637 inline $$dyncall and other optimizations.
19638 (pa_attr_length_indirect_call): Adjust ordering and lengths.
19640 2016-06-25 Jakub Jelinek <jakub@redhat.com>
19642 PR tree-optimization/71643
19643 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
19646 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
19647 leak a bitmap if dep_bb is NULL.
19649 PR tree-optimization/71631
19650 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
19651 to rewrite_expr_tree even if negate_result, move new_lhs var
19652 declaration and initialization earlier, for powi_result set afterwards
19653 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
19654 if new_lhs != lhs, and don't shadow gsi var.
19656 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
19658 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
19659 Add in_loop parameter.
19660 (predict_loops): Add loop guard heuristics.
19661 * predict.def (PRED_LOOP_GUARD): New heuristics.
19663 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
19665 * predict.c: Include ipa-utils.h
19666 (tree_bb_level_prediction): Predict recursive calls.
19667 (tree_estimate_probability_bb): Skip inexpensive calls for call
19669 * predict.def (PRED_RECURSIVE_CALL): New.
19671 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19673 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
19674 (BU_FLOAT128_1): Likewise.
19676 (COPYSIGNQ): Likewise.
19677 (RS6000_BUILTIN_NANQ): Likewise.
19678 (RS6000_BUILTIN_NANSQ): Likewise.
19679 (RS6000_BUILTIN_INFQ): Likewise.
19680 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
19681 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
19682 (TARGET_FOLD_BUILTIN): New #define.
19683 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
19684 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
19685 (rs6000_fold_builtin): New target hook implementation, handling
19686 folding of 128-bit NaNs and infinities.
19687 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
19688 entries are filled in to avoid problems during bootstrap
19689 self-test; define builtins for 128-bit NaNs and infinities.
19690 (rs6000_opt_mask): Add entry for float128.
19691 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
19692 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
19693 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
19694 (const_str_type_node): New #define.
19695 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
19696 to a define_expand that dispatches to either copysign<mode>3_soft
19697 or copysign<mode>3_hard.
19698 (copysign<mode>3_hard): Rename from copysign<mode>3.
19699 (copysign<mode>3_soft): New define_insn.
19700 * doc/extend.texi: Document new builtins.
19702 2016-06-24 Jakub Jelinek <jakub@redhat.com>
19704 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
19705 PRIu64 instead of lu.
19707 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
19710 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
19711 copy the type name.
19713 2016-06-24 Jakub Jelinek <jakub@redhat.com>
19715 PR tree-optimization/71647
19716 * omp-low.c (lower_rec_input_clauses): Convert
19717 omp_clause_aligned_alignment (c) to size_type_node for the
19718 last argument of __builtin_assume_aligned.
19720 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
19722 * configure.ac (calling ___tls_get_addr via GOT): New
19723 assembler/linker check.
19724 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
19725 assembler and linker supports calling ___tls_get_addr via GOT.
19726 Otherise, defined to 0.
19727 * config.in: Regenerated.
19728 * configure: Likewise.
19729 * config/i386/constraints.md (Yb): New constraint.
19730 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
19731 (REG_CLASS_NAMES): Likewise.
19732 (REG_CLASS_CONTENTS): Likewise.
19733 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
19734 the b constraint with the Yb constraint. Call ___tls_get_addr
19735 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
19737 (*tls_local_dynamic_base_32_gnu): Likewise.
19738 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
19739 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
19740 (*tls_local_dynamic_base_64_<mode>): Likewise.
19742 2016-06-24 Martin Liska <mliska@suse.cz>
19744 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
19745 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
19747 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
19748 argument to true if the expected number of iterations is
19751 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
19753 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
19754 assemble for 32bit target.
19755 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
19756 and $ld_ix86_gld_32_opt to link for 32bit target.
19757 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
19758 * configure: Regenerate.
19760 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19762 * config/arm/arm.c (int_log2): Delete definition and prototype.
19763 (shift_op): Use exact_log2 instead of int_log2.
19764 (vfp3_const_double_for_fract_bits): Likewise.
19766 2016-06-24 Jakub Jelinek <jakub@redhat.com>
19768 * internal-fn.c (expand_arith_set_overflow): New function.
19769 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
19771 (expand_arith_overflow_result_store): Likewise. Handle precision
19772 smaller than mode precision.
19773 * tree-vrp.c (extract_range_basic): For imag part, handle
19774 properly signed 1-bit precision result.
19775 * doc/extend.texi (__builtin_add_overflow): Document that last
19776 argument can't be pointer to enumerated or boolean type.
19777 (__builtin_add_overflow_p): Document that last argument can't
19778 have enumerated or boolean type.
19780 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
19781 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19783 * config/rs6000/predicates.md (splat_input_operand): Rework.
19784 Don't allow constants, since the insns that use this predicate
19785 don't support constants. Constants are handled by other insns
19786 that are created via combine. During and after register
19787 allocation, only allow indexed or indirect addresses, and not
19788 general addresses. Only allow modes supported by the hardware.
19789 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
19790 comment. Move check for using VSPLTIS<x> to a common location,
19791 instead of doing it in two different places.
19793 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
19795 * config/i386/driver-i386.c (host_detect_local_cpu): Set
19796 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
19797 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
19798 signature_CENTAUR_ebx.
19800 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
19804 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
19805 (as_ix86_gas_32_opt): This.
19806 (ld_ix86_tls_ldm_opt): Renamed to ...
19807 (ld_ix86_gld_32_opt): This.
19808 (R_386_TLS_LDM reloc): Updated.
19809 (R_386_GOT32X reloc): New assembler/linker check.
19810 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
19811 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
19813 * config.in: Regenerated.
19814 * configure: Likewise.
19815 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
19816 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
19817 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
19818 if ix86_force_load_from_GOT_p returns true.
19819 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
19820 ix86_force_load_from_GOT_p returns true.
19821 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
19822 the external function address via the GOT slot.
19823 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
19824 HAVE_AS_IX86_GOT32X before returning false.
19825 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
19826 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
19828 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
19830 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
19832 2016-06-23 Andi Kleen <ak@linux.intel.com>
19834 * Makefile.in: Regenerate.
19835 * doc/install.texi: Document autoprofiledbootstrap.
19837 2016-06-23 Andi Kleen <ak@linux.intel.com>
19839 * config/i386/gcc-auto-profile: New file.
19841 2016-06-23 Martin Liska <mliska@suse.cz>
19843 PR middle-end/71619
19844 * predict.c (predict_loops): Revert the hunk that was removed
19847 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
19849 * config.gcc: Add support for arm*-*-phoenix* targets.
19850 * config/arm/t-phoenix: New.
19851 * config/phoenix.h: New.
19853 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
19854 H.J. Lu <hongjiu.lu@intel.com>
19857 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
19858 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
19859 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
19860 ix86_force_load_from_GOT_p returns true.
19861 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
19862 ix86_force_load_from_GOT_p returns true.
19863 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
19864 ix86_force_load_from_GOT_p returns true.
19865 (ix86_expand_move): Load the external function address via the
19866 GOT slot if ix86_force_load_from_GOT_p returns true.
19867 * config/i386/predicates.md (x86_64_immediate_operand): Return
19868 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
19869 (x86_64_zext_immediate_operand): Ditto.
19871 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
19873 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
19875 2016-06-22 David Malcolm <dmalcolm@redhat.com>
19878 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
19879 * diagnostic.c (pedwarn_at_rich_loc): New function.
19880 * spellcheck.h (best_match::best_match): Add a
19881 "best_distance_so_far" optional parameter.
19882 (best_match::set_best_so_far): New method.
19883 (best_match::get_best_distance): New accessor.
19884 (best_match::get_best_candidate_length): New accessor.
19886 2016-06-22 Nick Clifton <nickc@redhat.com>
19888 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
19889 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
19890 modes are accepted as well.
19891 (ucompare_loc_descriptor): Likewise.
19892 (minmax_loc_descriptor): Likewise.
19893 (clz_loc_descriptor): Likewise.
19894 (popcount_loc_descriptor): Likewise.
19895 (bswap_loc_descriptor): Likewise.
19896 (rotate_loc_descriptor): Likewise.
19897 (mem_loc_descriptor): Likewise.
19898 (loc_descriptor): Likewise.
19900 2016-06-22 David Malcolm <dmalcolm@redhat.com>
19902 * common.opt (fdiagnostics-parseable-fixits): New option.
19903 * diagnostic.c: Include "selftest.h".
19904 (print_escaped_string): New function.
19905 (print_parseable_fixits): New function.
19906 (diagnostic_report_diagnostic): Call print_parseable_fixits.
19907 (selftest::assert_print_escaped_string): New function.
19908 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
19909 (selftest::test_print_escaped_string): New function.
19910 (selftest::test_print_parseable_fixits_none): New function.
19911 (selftest::test_print_parseable_fixits_insert): New function.
19912 (selftest::test_print_parseable_fixits_remove): New function.
19913 (selftest::test_print_parseable_fixits_replace): New function.
19914 (selftest::diagnostic_c_tests): New function.
19915 * diagnostic.h (struct diagnostic_context): Add field
19916 "parseable_fixits_p".
19917 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
19918 -fdiagnostics-parseable-fixits.
19919 (-fdiagnostics-parseable-fixits): New option.
19920 * opts.c (common_handle_option): Handle
19921 -fdiagnostics-parseable-fixits.
19922 * selftest-run-tests.c (selftest::run_tests): Call
19923 selftest::diagnostic_c_tests.
19924 * selftest.h (selftest::diagnostic_c_tests): New prototype.
19926 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
19928 PR tree-optimization/71488
19929 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
19930 comparison of boolean vectors.
19931 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
19932 of boolean vectors using bitwise operations.
19934 2016-06-22 Andreas Schwab <schwab@suse.de>
19936 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
19937 Remove declaration.
19939 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
19941 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
19943 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
19945 * config/i386/i386.c (print_reg): Emit an error message on attempt to
19948 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19950 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
19951 * config/arm/arm-cores.def (cortex-a73): New entry.
19952 (cortex-a73.cortex-a35): Likewise.
19953 (cortex-a73.cortex-a53): Likewise.
19954 * config/arm/arm-tables.opt: Regenerate.
19955 * config/arm/arm-tune.md: Likewise.
19956 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
19957 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
19958 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
19959 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
19960 * doc/invoke.texi (ARM Options): Document cortex-a73,
19961 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
19963 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19965 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
19966 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
19967 (cortex-a73.cortex-a35): Likewise.
19968 (cortex-a73.cortex-a53): Likewise.
19969 * config/aarch64/aarch64-tune.md: Regenerate.
19970 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
19971 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
19974 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19976 * configure.ac (gcc_cv_as_compress_debug): Remove
19977 --compress-debug-sections as extra as switch.
19978 Handle gas --compress-debug-sections=type.
19979 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
19980 Handle gld --compress-debug-sections=type.
19981 * configure: Regenerate.
19983 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
19985 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
19987 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
19989 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
19990 (do_rewrite): likewise.
19992 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19994 * common/config/mep/mep-common.c: Remove.
19995 * config.gcc: Remove mep-* support.
19996 * config/mep/constraints.md: Remove.
19997 * config/mep/default.h: Remove.
19998 * config/mep/intrinsics.h: Remove.
19999 * config/mep/intrinsics.md: Remove.
20000 * config/mep/ivc2-template.h: Remove.
20001 * config/mep/mep-c5.cpu: Remove.
20002 * config/mep/mep-core.cpu: Remove.
20003 * config/mep/mep-default.cpu: Remove.
20004 * config/mep/mep-ext-cop.cpu: Remove.
20005 * config/mep/mep-intrin.h: Remove.
20006 * config/mep/mep-ivc2.cpu: Remove.
20007 * config/mep/mep-pragma.c: Remove.
20008 * config/mep/mep-protos.h: Remove.
20009 * config/mep/mep.c: Remove.
20010 * config/mep/mep.cpu: Remove.
20011 * config/mep/mep.h: Remove.
20012 * config/mep/mep.md: Remove.
20013 * config/mep/mep.opt: Remove.
20014 * config/mep/predicates.md: Remove.
20015 * config/mep/t-mep: Remove.
20016 * doc/install.texi: Remove mep-* documentation.
20017 * doc/md.texi: Likewise.
20019 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
20021 * config.gcc: Remove support for avr-rtems.
20022 * config/avr/gen-avr-mmcu-specs.c: Likewise.
20023 * config/avr/rtems.h: Remove.
20024 * config/avr/t-rtems: Remove.
20026 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
20028 * config.gcc: Remove m32r-rtems support.
20029 * config/m32r/rtems.h: Remove.
20031 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
20033 * config.gcc: Remove h8300-rtems support.
20034 * config/h8300/rtems.h: Remove.
20035 * config/h8300/t-rtems: Remove.
20037 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
20039 * config.gcc: Remove support for knetbsd.
20040 * configure.ac: Likewise.
20041 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
20042 * config/knetbsd-gnu.h: Remove.
20043 * configure: Regenerate.
20045 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
20047 * config.gcc: Remove support for openbsd 2 and 3.
20048 * config/openbsd-oldgas.h: Remove.
20050 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
20052 * config.gcc: Remove interix support.
20053 * config/i386/i386-interix.h: Remove.
20054 * config/i386/interix.opt: Remove.
20055 * config/i386/t-interix: Remove.
20056 * configure: Regenerate.
20057 * configure.ac: Remove interix support.
20058 * doc/install.texi: Remove interix documentation.
20060 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
20062 * config/rs6000/rs6000.h: Add conditional preprocessing directives
20063 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
20066 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
20068 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
20069 they are both PLACEHOLDER_EXPRs.
20071 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
20073 * stor-layout.c (layout_type): Move setting complex MODE to
20074 layout_type, instead of setting it ahead of time by the caller.
20075 * tree.c (build_complex_type): Likewise.
20077 2016-06-21 Martin Liska <mliska@suse.cz>
20079 * predict.c (force_edge_cold): Replace imposisble with
20082 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
20084 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
20085 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
20087 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
20089 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
20091 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
20092 Ilya Enkovich <ilya.enkovich@intel.com>
20095 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
20096 New member function to convert V1TImode register to SUBREG
20097 TImode in debug insn.
20098 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
20099 after changing register mode to V1TImode.
20101 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
20103 * config/aarch64/aarch64-cores.def (vulcan): New core.
20104 * config/aarch64/aarch64-tune.md: Regenerate.
20105 * doc/invoke.texi: Document vulcan as an available option.
20107 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
20109 * cse.c (canon_asm_operands): New function extracted from...
20110 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
20111 either standalone or member of a PARALLEL.
20113 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
20116 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
20117 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
20118 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
20120 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
20123 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
20124 constant addresses if can_create_pseudo_p.
20126 2016-06-21 Jakub Jelinek <jakub@redhat.com>
20128 PR tree-optimization/71588
20129 * tree-ssa-strlen.c (valid_builtin_call): New function.
20130 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
20133 2016-06-20 Jakub Jelinek <jakub@redhat.com>
20135 PR middle-end/71581
20136 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
20137 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
20138 for conversion of scalar user var to complex type and use the
20139 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
20142 PR rtl-optimization/71591
20143 * toplev.c (toplev::run_self_tests): If no_backend, complain and
20144 don't run any tests.
20146 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
20149 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
20150 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
20151 space for PIC with non-v32 and the common non-PIC "jump".
20153 2016-06-20 Jakub Jelinek <jakub@redhat.com>
20156 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
20157 returned values and add UN*/LTGT/*ORDERED cases with values matching
20158 D operand modifier on vcmp for AVX.
20160 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
20162 * config/aarch64/aarch64.opt
20163 (mpc-relative-literal-loads): Rename internal option name.
20164 * config/aarch64/aarch64.c
20165 (aarch64_nopcrelative_literal_loads): Rename to
20166 aarch64_pcrelative_literal_loads.
20167 (aarch64_expand_mov_immediate): Likewise.
20168 (aarch64_secondary_reload): Likewise.
20169 (aarch64_can_use_per_function_literal_pools_p): Likewise.
20170 (aarch64_override_options_after_change_1): Rename and simplify logic.
20171 (aarch64_classify_symbol): Merge large model checks into switch,
20172 remove pc-relative load check.
20174 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
20176 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
20177 costs relative to the cost of a register move.
20179 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
20181 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
20182 (vcvt_n_f64_u64): Likewise.
20183 (vcvt_n_s64_f64): Likewise.
20184 (vcvt_n_u64_f64): Likewise.
20185 (vcvt_f64_s64): Likewise.
20186 (vrecpe_f64): Likewise.
20187 (vcvt_f64_u64): Likewise.
20188 (vrecps_f64): Likewise.
20190 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
20192 * config/aarch64/aarch64.md
20193 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
20195 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
20197 * config/aarch64/aarch64-builtins.c
20198 (aarch64_types_binop_uss_qualifiers): Delete.
20199 (TYPES_BINOP_USS): Likewise.
20200 (aarch64_types_binop_sus_qualifiers): Likewise.
20201 (TYPES_BINOP_SUS): Likewise.
20202 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
20203 (TYPES_FCVTIMM_SUS): Likewise.
20204 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
20206 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
20207 (fcvtzs): Use SHIFTIMM rather than BINOP.
20208 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
20210 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
20212 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
20213 costs relative to the cost of a register move.
20215 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
20217 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
20218 Allow scalar/single vector modes to be tieable.
20220 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
20222 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
20224 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20226 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
20228 * tree.h (TYPE_ALIGN): Likewise.
20230 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
20233 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
20235 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
20237 * config/avr/avr.c (avr_print_operand): Fix "format not a string
20238 literal" build warnings.
20239 (avr_print_operand_address): Dito.
20241 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
20244 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
20245 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
20247 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
20249 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
20251 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
20254 * reload1.c (reload): Pass 0 to finish_spills when called because
20255 update_eliminables_and_spill returns true and remove did_spill.
20256 (finish_spills): Adjust comment and document GLOBAL parameter.
20258 2016-06-17 DJ Delorie <dj@redhat.com>
20261 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
20262 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
20263 (umulqihi3_virt): Likewise.
20264 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
20265 (umulqihi3_real): Likewise.
20267 2016-06-17 Martin Liska <mliska@suse.cz>
20269 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
20271 2016-06-17 Martin Liska <mliska@suse.cz>
20273 * predict.def: PRED_LOOP_EXIT from 92 to 85.
20275 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
20277 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
20279 (vaddq_f32): Likewise.
20280 (vmul_f32): Likewise.
20281 (vmulq_f32): Likewise.
20282 (vsub_f32): Likewise.
20283 (vsubq_f32): Likewise.
20285 2016-06-17 Bin Cheng <bin.cheng@arm.com>
20287 PR tree-optimization/71347
20288 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
20289 cost for all uses in group.
20291 2016-06-17 Bin Cheng <bin.cheng@arm.com>
20293 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
20294 insert gimple seq if it's not empty.
20296 2016-06-17 Bin Cheng <bin.cheng@arm.com>
20298 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
20300 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
20301 rather than OFFSET.
20302 (comp_dr_with_seg_len_pair): Ditto.
20303 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
20304 struct dr_with_seg_len_pair against DR_OFFSET.
20305 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
20306 DR_OFFSET directly.
20308 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
20310 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
20312 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
20314 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
20315 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
20316 (pa_output_millicode_call): Likewise.
20317 (pa_output_call): Likewise.
20318 (pa_output_indirect_call): Likewise.
20319 (pa_asm_output_mi_thunk): Likewise.
20321 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
20323 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
20325 2016-06-16 Martin Liska <mliska@suse.cz>
20327 * predict.c (combine_predictions_for_insn): When we find a first
20328 match predictor, we should consider just predictors with
20329 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
20330 DS theory predictor.
20331 (combine_predictions_for_bb): Likewise.
20333 2016-06-16 Jakub Jelinek <jakub@redhat.com>
20335 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
20336 with base of reference to struct.
20338 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
20340 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
20342 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
20345 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
20346 progmem_swtable_section.
20347 (progmem_swtable_section): Remove.
20348 (avr_asm_function_rodata_section): Remove.
20349 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
20350 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
20352 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
20354 * config/i386/driver-i386.c (host_detect_local_cpu): Set
20355 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
20356 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
20357 signature_CENTAUR_ebx.
20358 * config/i386/i386.c (ix86_option_override_internal): Add
20359 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
20360 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
20361 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
20363 2016-06-16 Martin Liska <mliska@suse.cz>
20365 * predict.def: Add fortran loop preheader predictor.
20366 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
20367 fold IFN_BUILTIN_EXPECT with a known constant argument.
20369 2016-06-16 Martin Liska <mliska@suse.cz>
20371 * predict.def: Add 'Fortran' to display text of all
20372 PRED_FORTRAN_* predictors.
20374 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
20377 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
20378 [IA64_BUILTIN_NANSQ]: Ditto.
20379 (ia64_fold_builtin): New function.
20380 (TARGET_FOLD_BUILTIN): New define.
20381 (ia64_init_builtins) Declare const_string_type node.
20382 Add __builtin_nanq and __builtin_nansq builtin functions.
20383 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
20385 2016-06-16 Nick Clifton <nickc@redhat.com>
20387 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
20388 MSP430_HWMULT_ prefix to enum values.
20389 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
20390 * config/msp430/msp430.c: Update use of enum values.
20391 * config/msp430/msp430.md: Likewise.
20392 * config/msp430/msp430.opt: Likewise.
20394 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
20396 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
20397 of comparsions in the last iteration.
20399 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
20400 Joern Rennecke <joern.rennecke@embecosm.com>
20402 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
20404 (arc_needs_pcl_p): Add GOTOFFPC.
20405 (arc_legitimate_pic_addr_p): Likewise.
20406 (arc_output_pic_addr_const): Likewise.
20407 (arc_legitimize_pic_address): Generate a pc-relative address using
20409 (arc_output_libcall): Use @pcl syntax.
20410 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
20411 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
20412 (*movsi_insn): Use @pcl syntax.
20413 (doloop_begin_i): Likewise.
20415 2016-06-16 Martin Liska <mliska@suse.cz>
20417 * predict.def: Define a new predictor.
20419 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
20421 * config/arc/arc.opt (mtp-regno): Update text.
20423 2016-06-16 Renlin Li <renlin.li@arm.com>
20425 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
20427 2016-06-16 Jakub Jelinek <jakub@redhat.com>
20430 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
20431 (setcc + and peephole2): Likewise.
20433 PR rtl-optimization/71532
20434 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
20437 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
20439 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
20440 DImode constants with XXSPLTIB in vector registers.
20441 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
20442 vsx_extract_<mode>_internal{1,2} into a single insn that handles
20443 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
20444 extraction of the element at the top of the register as a scalar
20446 (vsx_extract_<mode>_internal1): Likewise.
20447 (vsx_extract_<mode>_internal2): Likewise.
20448 * config/rs6000/constraints.md (wi constraint): Remove a comment
20449 about DImode not being allowed in Altivec registers.
20450 (wB constraint): New constraint for constants that can be
20451 generated in Altivec registers with VSPLTISW/VUPKHSW.
20452 * config/rs6000/predicates.md (xxspltib_constant_split): Update
20454 (xxspltib_constant_nosplit): Likewise.
20455 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
20456 support for -mupper-regs-di to enable DImode to go into Altivec
20458 (POWERPC_MASKS): Likewise.
20459 (power7 cpu): Likewise.
20460 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
20461 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
20462 for DImode being allowed in Altivec registers. Update wi/wj
20463 constraints. Set scalar_in_vmx_p flag.
20464 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
20465 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
20466 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
20467 (rs6000_opt_masks): Add -mupper-regs-di.
20468 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
20469 direct move to use wi and not wj.
20470 (lfiwzx): Likewise.
20471 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
20473 (floatunssi<mode>2_lfiwzx_mem): Likewise.
20474 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
20475 any VSX register, instead of just Altivec registers, to allow
20476 either operand to be an Altivec register or both.
20477 (fixuns_trunc<mode>di2_fctiduz): Likewise.
20478 (movdi_internal32): Add support for -mupper-regs-di. Add support
20479 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
20480 the alternatives and attributes to be lined up to be easier to
20482 (movdi_internal64): Likewise.
20483 (64-bit DImode splitters): Change predicates to only split loading
20484 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
20485 load constants in ISA 3.0 or ISA 2.07 respectively.
20486 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
20487 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
20488 mention -mcpu=power9 sets these options.
20489 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
20492 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
20495 * config/avr/avr.c (avr_set_current_function): Warn misspelled
20496 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
20497 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
20498 by default to warn misspelled interrupt/ signal handler.
20499 * doc/invoke.texi (AVR Options): Document it. Update description
20500 for -nodevicelib option.
20502 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20504 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
20505 up parentheses. Use GET_MODE_UNIT_BITSIZE.
20506 (aarch64_<sur>shll2_n<mode>): Likewise.
20508 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
20510 PR middle-end/71529
20511 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
20512 DECL_CONTEXT for copied arguments.
20514 2016-06-15 Alan Hayward <alan.hayward@arm.com>
20516 PR tree-optimization/71483
20517 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
20520 2016-06-15 Martin Liska <mliska@suse.cz>
20522 * predict.c (tree_predict_by_opcode): Call predict_edge_def
20523 instead of predict_edge w/o a probability.
20525 2016-06-15 Alan Hayward <alan.hayward@arm.com>
20527 PR tree-optimization/71439
20528 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
20531 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20533 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
20534 register subregs in SET_SRC.
20536 2016-06-15 Richard Biener <rguenther@suse.de>
20538 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
20539 store restrictions.
20541 2016-06-15 Richard Biener <rguenther@suse.de>
20543 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
20544 not consider dependences between accesses that belong to the
20546 (vect_analyze_data_ref_dependences): Do not analyze read-read
20547 or self-dependences.
20549 2016-06-14 David Malcolm <dmalcolm@redhat.com>
20551 * spellcheck-tree.c: Include spellcheck-tree.h rather than
20553 (find_closest_identifier): Reimplement in terms of
20554 best_match<tree,tree>.
20555 * spellcheck-tree.h: New file.
20556 * spellcheck.c (struct edit_distance_traits<const char *>): New
20558 (find_closest_string): Reimplement in terms of
20559 best_match<const char *, const char *>.
20560 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
20561 overload to spellcheck-tree.h.
20562 (find_closest_identifier): Likewise.
20563 (struct edit_distance_traits<T>): New template.
20564 (class best_match): New class.
20566 2016-06-14 David Malcolm <dmalcolm@redhat.com>
20568 * selftest-run-tests.c (selftest::run_tests): Call
20569 selftest::spellcheck_tree_c_tests.
20570 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
20571 * spellcheck-tree.c: Include selftest.h and stringpool.h.
20572 (selftest::test_find_closest_identifier): New function.
20573 (selftest::spellcheck_tree_c_tests): New function.
20574 * spellcheck.c (selftest::test_find_closest_string): Verify that
20575 the order of the vec does not affect the results for this case.
20576 (selftest::test_data): New array.
20577 (selftest::test_metric_conditions): New function.
20578 (selftest::spellcheck_c_tests): Add a test of case-comparison.
20579 Call selftest::test_metric_conditions.
20581 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20583 * config/rs6000/rs6000-builtin.def (commentary): Typo.
20584 (BU_P9_MISC_1): Likewise.
20585 (BU_P9_64BIT_MISC_0): Likewise.
20586 (BU_P9_MISC_0): Likewise.
20588 2016-06-14 David Malcolm <dmalcolm@redhat.com>
20590 * gcc-rich-location.c
20591 (gcc_rich_location::add_fixit_misspelled_id): New method.
20592 * gcc-rich-location.h
20593 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
20595 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
20597 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
20598 FreeBSD 11 and above.
20600 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
20602 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
20604 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20606 * expmed.h: Close parenthesis in "at your option" in copyright
20608 * lower-subreg.h: Likewise.
20610 2016-06-14 Richard Biener <rguenther@suse.de>
20612 PR middle-end/71526
20613 * genmatch.c (expr::gen_transform): Use in_type for comparisons
20616 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20618 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
20620 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
20621 mask+shift version.
20622 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
20624 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
20625 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
20627 2016-06-14 Richard Biener <rguenther@suse.de>
20629 PR tree-optimization/71522
20630 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
20631 copying into float copying.
20633 2016-06-14 Jakub Jelinek <jakub@redhat.com>
20635 PR tree-optimization/71520
20636 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
20637 (replace_block_by): Move user labels from bb1 to bb2.
20639 2016-06-14 Richard Biener <rguenther@suse.de>
20641 PR middle-end/71310
20643 * expr.h (get_bit_range): Declare.
20644 * expr.c (get_bit_range): Export.
20645 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
20646 word_mode again to constrain the bitfield access.
20648 2016-06-14 Richard Biener <rguenther@suse.de>
20650 PR tree-optimization/71521
20651 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
20652 division int_const_binop against zero divisor.
20654 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
20656 * config/i386/i386.md (signbittf2): New expander.
20657 * config/i386/sse.md (ptesttf2): New insn pattern.
20659 2016-06-13 David Malcolm <dmalcolm@redhat.com>
20662 * input.c (selftest::test_reading_source_line): Avoid reading from
20663 __FILE__ by creating a tempfile with known content and reading
20666 2016-06-13 David Malcolm <dmalcolm@redhat.com>
20668 * pretty-print.c (assert_pp_format_colored): Skip the test if
20670 (test_pp_format): Remove comment about GCC_COLORS.
20672 2016-06-13 David Malcolm <dmalcolm@redhat.com>
20674 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
20675 * pretty-print.c (assert_pp_format_va): Add location param and use
20676 it with ASSERT_STREQ_AT.
20677 (assert_pp_format): Add location param and pass it to
20678 assert_pp_format_va.
20679 (assert_pp_format_colored): Likewise.
20680 (ASSERT_PP_FORMAT_1): New.
20681 (ASSERT_PP_FORMAT_2): New.
20682 (ASSERT_PP_FORMAT_3): New.
20683 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
20684 explicitly, or implicitly via the above macros.
20685 * selftest.c (selftest::pass): Use a selftest::location rather
20686 than file and line.
20687 (selftest::fail): Likewise. Print the function name.
20688 (selftest::fail_formatted): Likewise.
20689 (selftest::assert_streq): Use a selftest::location rather than
20691 * selftest.h (selftest::location): New struct.
20692 (SELFTEST_LOCATION): New macro.
20693 (selftest::pass): Accept a const location & rather than file
20695 (selftest::fail): Likewise.
20696 (selftest::fail_formatted): Likewise.
20697 (selftest::assert_streq): Likewise.
20698 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
20699 (ASSERT_FALSE): Likewise.
20700 (ASSERT_EQ): Likewise.
20701 (ASSERT_NE): Likewise.
20702 (ASSERT_STREQ): Likewise.
20703 (ASSERT_PRED1): Likewise.
20704 (ASSERT_STREQ_AT): New macro.
20706 2016-06-13 David Malcolm <dmalcolm@redhat.com>
20708 * selftest.c (selftest::fail_formatted): New function.
20709 (selftest::assert_streq): New function.
20710 * selftest.h (selftests::fail_formatted): New decl.
20711 (selftest::assert_streq): New decl.
20712 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
20714 2016-06-13 Jeff Law <law@redhat.com>
20716 PR tree-optimization/71403
20717 * tree-ssa-threadbackward.c
20718 (convert_and_register_jump_thread_path): No longer accept reference
20719 to path. Do not pop items off the path anymore.
20720 (fsm_find_control_statement_thread_paths): Do not allow threading
20721 to a deeper loop nest. Pop the last item off the path here rather
20722 than in convert_and_register_jump_thread_path.
20724 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
20725 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
20727 [AArch64] Emit division using the Newton series
20729 * config/aarch64/aarch64-protos.h
20730 (cpu_approx_modes): Add new member "division".
20731 (aarch64_emit_approx_div): Declare new function.
20732 * config/aarch64/aarch64.c
20733 (generic_approx_modes): New member "division".
20734 (exynosm1_approx_modes): Likewise.
20735 (xgene1_approx_modes): Likewise.
20736 (aarch64_emit_approx_div): Define new function.
20737 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
20738 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
20739 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
20740 * doc/invoke.texi (-mlow-precision-div): Describe new option.
20742 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
20743 Wilco Dijkstra <wilco.dijkstra@arm.com>
20745 [AArch64] Emit square root using the Newton series
20747 * config/aarch64/aarch64-protos.h
20748 (aarch64_emit_approx_rsqrt): Replace with new function
20749 "aarch64_emit_approx_sqrt".
20750 (cpu_approx_modes): New member "sqrt".
20751 * config/aarch64/aarch64.c
20752 (generic_approx_modes): New member "sqrt".
20753 (exynosm1_approx_modes): Likewise.
20754 (xgene1_approx_modes): Likewise.
20755 (aarch64_emit_approx_rsqrt): Replace with new function
20756 "aarch64_emit_approx_sqrt".
20757 (aarch64_override_options_after_change_1): Handle new option.
20758 * config/aarch64/aarch64-simd.md
20759 (rsqrt<mode>2): Use new function instead.
20760 (sqrt<mode>2): New expansion and insn definitions.
20761 * config/aarch64/aarch64.md: Likewise.
20762 * config/aarch64/aarch64.opt
20763 (mlow-precision-sqrt): Add new option description.
20764 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
20766 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
20768 [AArch64] Add more choices for the reciprocal square root approximation
20770 Allow a target to prefer such operation depending on the operation mode.
20772 * config/aarch64/aarch64-protos.h
20773 (AARCH64_APPROX_MODE): New macro.
20774 (AARCH64_APPROX_{NONE,ALL}): Likewise.
20775 (cpu_approx_modes): New structure.
20776 (tune_params): New member "approx_modes".
20777 * config/aarch64/aarch64-tuning-flags.def
20778 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
20779 * config/aarch64/aarch64.c
20780 (generic_approx_modes): New core "cpu_approx_modes" structure.
20781 (exynosm1_approx_modes): Likewise.
20782 (xgene1_approx_modes): Likewise.
20783 (generic_tunings): New member "approx_modes".
20784 (cortexa35_tunings): Likewise.
20785 (cortexa53_tunings): Likewise.
20786 (cortexa57_tunings): Likewise.
20787 (cortexa72_tunings): Likewise.
20788 (exynosm1_tunings): Likewise.
20789 (thunderx_tunings): Likewise.
20790 (xgene1_tunings): Likewise.
20791 (use_rsqrt_p): New argument for the mode and use new member from
20793 (aarch64_builtin_reciprocal): Devise mode from builtin.
20794 (aarch64_optab_supported_p): New argument for the mode.
20795 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
20797 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
20799 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
20800 RS6000_BTM_MODULO flag into the set of flags that are considered
20801 to be part of the common configuration.
20803 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
20805 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
20806 difference unsigned.
20807 (vec_absdb): New macro for vector absolute difference unsigned
20809 (vec_absdh): New macro for vector absolute difference unsigned
20811 (vec_absdw): New macro for vector absolute difference unsigned word.
20812 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
20813 (vadu<mode>3): New insn.
20814 (*p9_vadu<mode>3): New insn.
20815 * config/rs6000/rs6000-builtin.def (vadub): New built-in
20817 (vaduh): New built-in definition.
20818 (vaduw): New built-in definition.
20819 (vadu): New overloaded built-in definition.
20820 (vadub): New overloaded built-in definition.
20821 (vaduh): New overloaded built-in definition.
20822 (vaduw): New overloaded built-in definition.
20823 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
20824 overloaded vector absolute difference unsigned functions.
20825 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
20826 the ISA 3.0 vector absolute difference unsigned built-in functions.
20828 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
20830 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
20831 update shared_lookup_references only once after changing operands.
20833 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
20835 PR middle-end/71373
20836 * tree-nested.c (convert_nonlocal_omp_clauses)
20837 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
20839 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
20840 * tree.def (CASE_LABEL_EXPR): Likewise.
20842 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
20845 * input.c (test_builtins): Fix an assertion.
20847 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
20849 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
20850 (paritysi2): Ditto.
20852 (isinf<mode>2): Ditto.
20854 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
20856 * ggc-tests.c (test_finalization): Only test need_finalization_p
20857 for GCC_VERSION >= 4003.
20859 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20861 * config/s390/vecintrin.h: Fix file description in comment.
20863 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20865 * config/s390/s390-builtin-types.def: Change builtin type naming
20866 scheme to match builtin-types.def.
20868 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
20870 * fold-const.c (optimize_minmax_comparison): Remove.
20871 (fold_comparison): Remove call to the above.
20872 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
20873 New transformations.
20875 2016-06-13 Alan Hayward <alan.hayward@arm.com>
20877 PR tree-optimization/71416
20878 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
20881 2016-06-13 Martin Liska <mliska@suse.cz>
20883 * predict.c (enum predictor_reason): Prefix enum with REASON_.
20884 (combine_predictions_for_insn): Likewise.
20885 (prune_predictions_for_bb): Likewise.
20886 (combine_predictions_for_bb): Likewise.
20888 2016-06-13 Richard Biener <rguenther@suse.de>
20890 PR tree-optimization/71505
20891 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
20892 assert match comment.
20894 2016-06-13 Marek Polacek <polacek@redhat.com>
20896 PR middle-end/71476
20897 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
20898 gimplify_switch_expr.
20899 (warn_switch_unreachable_r): New function.
20901 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20904 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
20907 2016-06-13 Richard Biener <rguenther@suse.de>
20909 PR middle-end/64516
20910 * fold-const.c (fold_unary_loc): Preserve alignment when
20911 folding a VIEW_CONVERT_EXPR into a MEM_REF.
20913 2016-06-13 Martin Liska <mliska@suse.cz>
20916 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
20917 w/ -fsanitize=bounds.
20919 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
20921 * config/i386/i386.c (ix86_init_builtins): Calculate
20922 FLOAT128_FTYPE_CONST_STRING function type only once.
20923 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
20924 built-in functions are available for x86-32 and x86-64 targets.
20926 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
20929 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
20930 New primitive type.
20931 (FLOAT128_FTYPE_CONST_STRING): New function type.
20932 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
20933 [IX86_BUILTIN_NANSQ]: Ditto.
20934 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
20935 (ix86_init_builtin_types): Declare const_string_type_node.
20936 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
20938 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
20939 * doc/extend.texi (x86 Built-in Functions): Document
20940 __builtin_nanq and __builtin_nansq.
20942 2016-06-11 Jiong Wang <jiong.wang@arm.com>
20945 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
20946 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
20947 length for pop patterns.
20948 (arm_attr_length_push_multi): Update comments.
20949 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
20951 (*pop_multiple_with_writeback_and_return): Likewise.
20952 (*pop_multiple_with_return): Likewise.
20954 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
20956 PR middle-end/71310
20957 * fold-const.c (optimize_bit_field_compare): Don't try to use
20958 word_mode unconditionally for reading the bit field, look at
20959 DECL_BIT_FIELD_REPRESENTATIVE instead.
20961 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
20963 PR middle-end/71478
20964 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
20965 vector integer type.
20967 2016-06-10 Jakub Jelinek <jakub@redhat.com>
20969 PR middle-end/71494
20970 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
20971 without LABEL_DECL, set *handled_ops_p to false instead of true.
20973 2016-06-10 Martin Sebor <msebor@redhat.com>
20976 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
20977 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
20978 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
20980 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
20981 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
20982 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
20983 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
20984 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
20985 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
20986 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
20987 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
20989 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
20991 * config/arm/arm.h (pool_vector_label,
20992 return_used_this_function): Remove.
20994 2016-06-10 Jeff Law <law@redhat.com>
20996 PR tree-optimization/71335
20997 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
20998 zero length paths here.
20999 (convert_and_register_jump_thread_path): Remove hacks related to
21000 duplicated blocks in the jump thread path.
21001 (fsm_find_control_statement_thread_paths): Avoid putting the same
21002 block on the thread path twice, but ensure the thread path is
21003 unchanged from the caller's point of view.
21005 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
21007 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
21008 * predict.def (PRED_LOOP_BRANCH): Remove.
21010 2016-06-10 David Malcolm <dmalcolm@redhat.com>
21012 * Makefile.in (OBJS): Add ggc-tests.o.
21013 (GTFILES): Add ggc-tests.c.
21014 * ggc-tests.c: New file.
21015 * selftest-run-tests.c (selftest::run_tests): Call
21016 selftest::ggc_tests_c_tests.
21017 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
21019 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
21021 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
21023 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
21026 * varasm.c (place_block_symbol): Adjust alignment for asan protected
21027 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
21029 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
21031 * profile.c: Include cfgloop.h.
21032 (branch_prob): Compute estimated number of iterations.
21033 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
21034 recompute estimate number of iterations from profile.
21036 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
21038 PR inline-asm/68843
21039 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
21040 must be grouped on top of stack. Don't force early clobber
21041 on ordinary reg outputs.
21043 2016-06-10 Richard Biener <rguenther@suse.de>
21045 * targhooks.c (default_builtin_vectorization_cost): Adjust
21046 vec_construct cost.
21048 2016-06-10 Richard Biener <rguenther@suse.de>
21050 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
21051 to fold the RHS to a constant if possible.
21053 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
21055 PR middle-end/71373
21056 * tree-nested.c (convert_nonlocal_omp_clauses)
21057 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
21058 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
21059 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
21061 * gimplify.c (gimplify_adjust_omp_clauses): Discard
21063 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
21065 * omp-low.c (scan_sharing_clauses): Don't expect
21066 OMP_CLAUSE__CACHE_.
21068 2016-06-10 Alan Hayward <alan.hayward@arm.com>
21070 PR tree-optimization/71407
21071 PR tree-optimization/71416
21072 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
21073 BIT_FIELD_REF type.
21075 2016-06-10 Richard Biener <rguenther@suse.de>
21077 PR middle-end/71477
21078 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
21080 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
21082 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
21084 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
21085 Jiong Wang <jiong.wang@arm.com>
21087 PR rtl-optimization/70751
21088 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
21089 spilled into memory.
21091 2016-06-09 Jonathan Yong <10walls@gmail.com>
21094 2015-09-21 Jonathan Yong <10walls@gmail.com>
21096 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
21097 sysroot/usr/lib/32api for additional win32 libraries,
21098 fixes failing Cygwin bootstrapping.
21100 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
21102 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
21105 2016-06-09 David Malcolm <dmalcolm@redhat.com>
21108 * pretty-print.c (pp_indent): Specify that %p is printed in a
21109 host-dependent manner.
21110 (test_pp_format): Remove the test for %p.
21112 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
21114 * config/mips/mips.c (mips_output_jump): Fix formatting.
21116 2016-06-09 Richard Biener <rguenther@suse.de>
21118 PR tree-optimization/71462
21119 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
21122 2016-06-09 Martin Liska <mliska@suse.cz>
21124 * predict.c (dump_prediction): Add new argument.
21125 (enum predictor_reason): New enum.
21126 (struct predictor_hash): New struct.
21127 (predictor_hash::hash): New function.
21128 (predictor_hash::equal): Likewise.
21129 (not_removed_prediction_p): New function.
21130 (prune_predictions_for_bb): Likewise.
21131 (combine_predictions_for_bb): Prune predictions.
21133 2016-06-09 Martin Liska <mliska@suse.cz>
21135 * predict.c (filter_predictions): New function.
21136 (remove_predictions_associated_with_edge): Use the filter
21138 (equal_edge_p): New function.
21140 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
21142 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
21143 Correct usage of @samp vs @option, add @samp where appropriate.
21144 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
21145 Add armv6s-m and document it, as it is no official ARM name.
21147 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21149 * ifcvt.c (struct noce_if_info): Add transform_name field.
21150 (noce_try_move): Set if_info->transform_name to the function name.
21151 (noce_try_ifelse_collapse): Likewise.
21152 (noce_try_store_flag): Likewise.
21153 (noce_try_inverse_constants): Likewise.
21154 (noce_try_store_flag_constants): Likewise.
21155 (noce_try_addcc): Likewise.
21156 (noce_try_store_flag_mask): Likewise.
21157 (noce_try_cmove): Likewise.
21158 (noce_try_cmove_arith): Likewise.
21159 (noce_try_minmax): Likewise.
21160 (noce_try_abs): Likewise.
21161 (noce_try_sign_mask): Likewise.
21162 (noce_try_bitop): Likewise.
21163 (noce_convert_multiple_sets): Likewise.
21164 (noce_process_if_block): Print if_info->transform_name to
21165 dump_file if transformation succeeded.
21167 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21169 * config/arm/cortex-a57.md (cortex_a57_alu):
21172 2016-06-08 Martin Sebor <msebor@redhat.com>
21173 Jakub Jelinek <jakub@redhat.com>
21177 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
21178 BUILT_IN_MUL_OVERFLOW_P): New builtins.
21179 * builtins.c: Include gimple-fold.h.
21180 (fold_builtin_arith_overflow): Handle
21181 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
21182 (fold_builtin_3): Likewise.
21183 * doc/extend.texi (Integer Overflow Builtins): Document
21184 __builtin_{add,sub,mul}_overflow_p.
21186 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
21188 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
21189 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
21191 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
21193 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
21194 Rewrite, looking one level down for records and arrays.
21196 2016-06-08 David Malcolm <dmalcolm@redhat.com>
21198 * pretty-print.c: Include "selftest.h".
21199 (pp_format): Fix comment.
21200 (identifier_to_locale): Likewise.
21201 (selftest::test_basic_printing): New function.
21202 (selftest::assert_pp_format): New function.
21203 (selftest::test_pp_format): New function.
21204 (selftest::pretty_print_c_tests): New function.
21205 * selftest-run-tests.c (selftest::run_tests): Call
21206 selftest::pretty_print_c_tests.
21207 * selftest.h (pretty_print_c_tests): New declaration.
21209 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
21211 * invoke.texi (max-loop-headers-insns): Document.
21212 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
21213 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
21214 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
21216 2016-06-08 Richard Biener <rguenther@suse.de>
21218 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
21219 on strided SLP loads and fall back to scalar loads in case
21220 we can't chunk them.
21222 2016-06-08 Richard Biener <rguenther@suse.de>
21224 PR tree-optimization/71452
21225 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
21226 type used for the SSA rewrite has enough precision to cover
21227 the dynamic type of the location.
21229 2016-06-08 Jakub Jelinek <jakub@redhat.com>
21230 Richard Biener <rguenther@suse.de>
21233 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
21234 the same as DECL_P (base0) for indirect_base0. Use equality_code
21235 in one further place.
21237 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
21239 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
21240 to one word if the field is known to overlap other words.
21241 (extract_bit_field_1): Likewise.
21242 (store_split_bit_field): Remove compensating code.
21243 (extract_split_bit_field): Likewise.
21245 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
21249 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
21251 2016-06-08 Jiong Wang <jiong.wang@arm.com>
21253 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
21255 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
21256 (arch64_addpv4sf): Delete.
21257 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
21258 "gen_aarch64_addpv4sf".
21259 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
21261 (vpadds_f32): Likewise.
21262 (vpaddq_f32): Likewise.
21263 (vpaddq_f64): Likewise.
21265 2016-06-08 Jiong Wang <jiong.wang@arm.com>
21267 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
21269 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
21270 to VALLF. Rename to "fabd<mode>3".
21271 "*fabd_scalar<mode>3): Delete.
21272 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
21274 (vabdd_f64): Likewise.
21275 (vabd_f32): Likewise.
21276 (vabd_f64): Likewise.
21277 (vabdq_f32): Likewise.
21278 (vabdq_f64): Likewise.
21280 2016-06-08 Jiong Wang <jiong.wang@arm.com>
21282 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
21284 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
21285 "aarch64_rsqrts<mode>".
21286 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
21287 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
21289 (vrsqrtsd_f64): Likewise.
21290 (vrsqrts_f32): Likewise.
21291 (vrsqrts_f64): Likewise.
21292 (vrsqrtsq_f32): Likewise.
21293 (vrsqrtsq_f64): Likewise.
21295 2016-06-08 Jiong Wang <jiong.wang@arm.com>
21297 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
21299 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
21300 "aarch64_rsqrte<mode>".
21301 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
21302 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
21304 (vrsqrted_f64): Likewise.
21305 (vrsqrte_f32): Likewise.
21306 (vrsqrte_f64): Likewise.
21307 (vrsqrteq_f32): Likewise.
21308 (vrsqrteq_f64): Likewise.
21310 2016-06-08 Jiong Wang <jiong.wang@arm.com>
21312 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
21314 (fcvtzs): Likewise.
21315 (fcvtzu): Likewise.
21316 * config/aarch64/aarch64-simd.md
21317 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
21318 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
21319 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
21321 (vcvt_n_f32_u32): Likewise.
21322 (vcvt_n_s32_f32): Likewise.
21323 (vcvt_n_u32_f32): Likewise.
21324 (vcvtq_n_f32_s32): Likewise.
21325 (vcvtq_n_f32_u32): Likewise.
21326 (vcvtq_n_f64_s64): Likewise.
21327 (vcvtq_n_f64_u64): Likewise.
21328 (vcvtq_n_s32_f32): Likewise.
21329 (vcvtq_n_s64_f64): Likewise.
21330 (vcvtq_n_u32_f32): Likewise.
21331 (vcvtq_n_u64_f64): Likewise.
21332 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
21333 (VSDQ_SDI): Likewise.
21334 (fcvt_target): Support V4DI, V4SI and V2SI.
21335 (FCVT_TARGET): Likewise.
21337 2016-06-08 Jiong Wang <jiong.wang@arm.com>
21339 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
21340 (TYPES_BINOP_SUS): Likewise.
21341 (aarch64_simd_builtin_data): Update include file name.
21342 (aarch64_builtins): Likewise.
21343 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
21344 for conversion between scalar float-point and fixed-point.
21346 (fcvtzs): Likewise.
21347 (fcvtzu): Likewise.
21348 * config/aarch64/aarch64.md
21349 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
21350 pattern for conversion between scalar float to fixed-pointer.
21351 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
21352 (UNSPEC_FCVTZS): New UNSPEC enumeration.
21353 (UNSPEC_FCVTZU): Likewise.
21354 (UNSPEC_SCVTF): Likewise.
21355 (UNSPEC_UCVTF): Likewise.
21356 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
21358 (vcvtd_n_f64_u64): Likewise.
21359 (vcvtd_n_s64_f64): Likewise.
21360 (vcvtd_n_u64_f64): Likewise.
21361 (vcvtd_n_f32_s32): Likewise.
21362 (vcvts_n_f32_u32): Likewise.
21363 (vcvtd_n_s32_f32): Likewise.
21364 (vcvts_n_u32_f32): Likewise.
21365 * config/aarch64/iterators.md (fcvt_target): Support integer to float
21367 (FCVT_TARGET): Likewise.
21368 (FCVT_FIXED2F): New iterator.
21369 (FCVT_F2FIXED): Likewise.
21370 (fcvt_fixed_insn): New define_int_attr.
21372 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
21374 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
21375 some statements was removed.
21377 2016-06-08 Alan Hayward <alan.hayward@arm.com>
21379 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
21380 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
21381 (vect_can_advance_ivs_p): likewise.
21382 (vect_update_ivs_after_vectorizer): likewise.
21383 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
21384 (vect_analyze_scalar_cycles_1): likewise.
21385 (vect_analyze_loop_operations): likewise.
21386 (report_vect_op): likewise.
21387 (vect_is_slp_reduction): likewise.
21388 (vect_is_simple_reduction): likewise.
21389 (get_initial_def_for_induction): likewise.
21390 (vect_transform_loop): likewise.
21391 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
21392 (vect_recog_sad_pattern): likewise.
21393 (vect_recog_widen_sum_pattern): likewise.
21394 (vect_recog_widening_pattern): likewise.
21395 (vect_recog_divmod_pattern): likewise.
21396 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
21397 (vect_analyze_slp_instance): likewise.
21398 (vect_transform_slp_perm_load): likewise.
21399 (vect_schedule_slp_instance): likewise.
21401 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
21403 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
21404 (return_prediction): PRED_CONST_RETURN predict return as not taken.
21405 * predict.def (PRED_CONTINUE): Change hitrate 50->67
21406 (PRED_LOOP_BRANCH): Document predictor as broken.
21407 (PRED_LOOP_EXIT): Change hitrate 91->92.
21408 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
21409 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
21410 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
21411 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
21412 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
21413 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
21414 (PRED_CALL): Chane hitrate 71->67.
21415 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
21416 (PRED_GOTO): Document as unused right now.
21417 (PRED_CONST_RETURN): Change hitrate 67->69
21418 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
21419 (PRED_NULL_RETURN): Change hitrate 91->90.
21420 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
21421 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
21422 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
21424 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
21426 * config/rs6000/altivec.h: Add __builtin_vec_mul.
21427 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
21428 special case Altivec builtin.
21429 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
21430 VSX_BUILTIN_VEC_MUL (replaced with special case code).
21431 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
21432 code for ALTIVEC_BUILTIN_VEC_MUL.
21433 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
21434 for __builtin_vec_mul.
21436 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
21438 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
21441 2016-06-07 David Malcolm <dmalcolm@redhat.com>
21443 * spellcheck.c (selftest::test_find_closest_string): New function.
21444 (spellcheck_c_tests): Call the above.
21446 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21448 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
21450 2016-06-07 Jakub Jelinek <jakub@redhat.com>
21452 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
21453 Yv=Yv,C alternatives.
21455 2016-06-07 Richard Biener <rguenther@suse.de>
21458 * common.opt (ffast-math): Make Optimization.
21460 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
21461 Prachi Godbole <prachi.godbole@imgtec.com>
21463 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
21464 `fabs' and `fneg' type attributes.
21465 (p5600_fpu_fabs): Add `fmove' to the comment.
21467 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
21469 * gimple.c: Include builtins.h
21470 (gimple_inexpensive_call_p): New function.
21471 * gimple.h (gimple_inexpensive_call_p): Declare.
21472 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
21473 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
21476 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
21478 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
21479 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
21480 warning_at_rich_loc, warning_n, pedwarn, permerror,
21481 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
21482 sorry, fatal_error, internal_error, internal_error_no_backtrace):
21485 2016-06-07 Richard Biener <rguenther@suse.de>
21487 PR tree-optimization/71428
21488 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
21489 BIT_FIELD_REF op vs. load.
21491 2016-06-07 Richard Biener <rguenther@suse.de>
21493 PR middle-end/71423
21494 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
21497 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
21499 * config/pa/pa.md (call): Generate indirect long calls to non-local
21500 functions on TARGET_64BIT.
21501 (call_value): Likewise.
21503 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
21505 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
21506 pattern and subsequent splitters.
21507 (call_val_reg_64bit_post_reload): Likewise.
21509 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
21511 PR middle-end/71408
21512 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
21513 propagate_op_to_single_use.
21515 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
21517 PR middle-end/71281
21518 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
21520 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
21522 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
21523 (enum x86_dirflag_state): New enum.
21524 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
21525 (machine_function): Remove needs_cld.
21526 (ix86_current_function_needs_cld): Remove.
21527 * config/i386/i386.c (ix86_set_func_type): Set
21528 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
21529 (ix86_expand_prologue): Do not emit CLD here.
21530 (ix86_dirflag_mode_needed): New function.
21531 (ix86_dirflag_mode_entry): Ditto.
21532 (ix86_mode_needed): Handle X86_DIRFLAG entity.
21533 (ix86_mode_after): Ditto.
21534 (ix86_mode_entry): Ditto.
21535 (ix86_mode_exit): Ditto.
21536 (ix86_emit_mode_set): Ditto.
21537 * config/i386/i386.md (strmov_singleop): Set
21538 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
21539 Do not set ix86_current_function_needs_cld.
21541 (strset_singleop): Ditto.
21543 (cmpstrnqi_nz_1): Ditto.
21544 (cmpstrnqi_1): Ditto.
21545 (strlenqi_1): Ditto.
21547 2016-06-06 Jakub Jelinek <jakub@redhat.com>
21549 PR tree-optimization/71259
21550 * tree-vect-slp.c (vect_get_constant_vectors): For
21551 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
21552 one for constant op, and use COND_EXPR for non-constant.
21554 2016-06-06 David Malcolm <dmalcolm@redhat.com>
21556 * Makefile.in (OBJS): Add function-tests.o,
21557 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
21558 selftest-run-tests.o.
21559 (OBJS-libcommon): Add selftest.o.
21560 (OBJS-libcommon-target): Add selftest.o.
21561 (all.internal): Add "selftest".
21562 (all.cross): Likewise.
21563 (selftest): New phony target.
21564 (s-selftest): New target.
21565 (selftest-gdb): New phony target.
21566 (COLLECT2_OBJS): Add selftest.o.
21567 * bitmap.c: Include "selftest.h".
21568 (selftest::test_gc_alloc): New function.
21569 (selftest::test_set_range): New function.
21570 (selftest::test_clear_bit_in_middle): New function.
21571 (selftest::test_copying): New function.
21572 (selftest::test_bitmap_single_bit_set_p): New function.
21573 (selftest::bitmap_c_tests): New function.
21574 * common.opt (fself-test): New.
21575 * diagnostic-show-locus.c: Include "selftest.h".
21576 (make_range): New function.
21577 (test_range_contains_point_for_single_point): New function.
21578 (test_range_contains_point_for_single_line): New function.
21579 (test_range_contains_point_for_multiple_lines): New function.
21580 (assert_eq): New function.
21581 (test_get_line_width_without_trailing_whitespace): New function.
21582 (selftest::diagnostic_show_locus_c_tests): New function.
21583 * et-forest.c: Include "selftest.h".
21584 (selftest::test_single_node): New function.
21585 (selftest::test_simple_tree): New function.
21586 (selftest::test_disconnected_nodes): New function.
21587 (selftest::et_forest_c_tests): New function.
21588 * fold-const.c: Include "selftest.h".
21589 (selftest::assert_binop_folds_to_const): New function.
21590 (selftest::assert_binop_folds_to_nonlvalue): New function.
21591 (selftest::test_arithmetic_folding): New function.
21592 (selftest::fold_const_c_tests): New function.
21593 * function-tests.c: New file.
21594 * gimple.c: Include "selftest.h".
21595 Include "gimple-pretty-print.h".
21596 (selftest::verify_gimple_pp): New function.
21597 (selftest::test_assign_single): New function.
21598 (selftest::test_assign_binop): New function.
21599 (selftest::test_nop_stmt): New function.
21600 (selftest::test_return_stmt): New function.
21601 (selftest::test_return_without_value): New function.
21602 (selftest::gimple_c_tests): New function.
21603 * hash-map-tests.c: New file.
21604 * hash-set-tests.c: New file.
21605 * input.c: Include "selftest.h".
21606 (selftest::assert_loceq): New function.
21607 (selftest::test_accessing_ordinary_linemaps): New function.
21608 (selftest::test_unknown_location): New function.
21609 (selftest::test_builtins): New function.
21610 (selftest::test_reading_source_line): New function.
21611 (selftest::input_c_tests): New function.
21612 * rtl-tests.c: New file.
21613 * selftest-run-tests.c: New file.
21614 * selftest.c: New file.
21615 * selftest.h: New file.
21616 * spellcheck.c: Include "selftest.h".
21617 (selftest::levenshtein_distance_unit_test_oneway): New function,
21618 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
21619 (selftest::levenshtein_distance_unit_test): Likewise.
21620 (selftest::spellcheck_c_tests): Likewise.
21621 * toplev.c: Include selftest.h.
21622 (toplev::run_self_tests): New.
21623 (toplev::main): Handle -fself-test.
21624 * toplev.h (toplev::run_self_tests): New.
21625 * tree.c: Include "selftest.h".
21626 (selftest::test_integer_constants): New function.
21627 (selftest::test_identifiers): New function.
21628 (selftest::test_labels): New function.
21629 (selftest::tree_c_tests): New function.
21630 * tree-cfg.c: Include "selftest.h".
21631 (selftest::push_fndecl): New function.
21632 (selftest::test_linear_chain): New function.
21633 (selftest::test_diamond): New function.
21634 (selftest::test_fully_connected): New function.
21635 (selftest::tree_cfg_c_tests): New function.
21636 * vec.c: Include "selftest.h".
21637 (selftest::safe_push_range): New function.
21638 (selftest::test_quick_push): New function.
21639 (selftest::test_safe_push): New function.
21640 (selftest::test_truncate): New function.
21641 (selftest::test_safe_grow_cleared): New function.
21642 (selftest::test_pop): New function.
21643 (selftest::test_safe_insert): New function.
21644 (selftest::test_ordered_remove): New function.
21645 (selftest::test_unordered_remove): New function.
21646 (selftest::test_block_remove): New function.
21647 (selftest::reverse_cmp): New function.
21648 (selftest::test_qsort): New function.
21649 (selftest::vec_c_tests): New function.c.
21650 * wide-int.cc: Include selftest.h and wide-int-print.h.
21651 (selftest::from_int <wide_int>): New function.
21652 (selftest::from_int <offset_int>): New function.
21653 (selftest::from_int <widest_int>): New function.
21654 (selftest::assert_deceq): New function.
21655 (selftest::assert_hexeq): New function.
21656 (selftest::test_printing <VALUE_TYPE>): New function template.
21657 (selftest::test_ops <VALUE_TYPE>): New function template.
21658 (selftest::test_comparisons <VALUE_TYPE>): New function template.
21659 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
21661 (selftest::wide_int_cc_tests): New function.
21663 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21665 PR middle-end/37780
21666 * ifcvt.c (noce_try_ifelse_collapse): New function.
21668 (noce_process_if_block): Call noce_try_ifelse_collapse.
21669 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
21670 (simplify_ternary_operation): Use the above to simplify
21671 conditional CLZ/CTZ expressions.
21673 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21675 PR middle-end/37780
21676 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
21677 define_insn_and_split.
21679 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21681 PR middle-end/37780
21682 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
21684 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
21687 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
21688 Implicitly clobber memory for basic asm with non-empty assembler
21689 string. Use targetm.md_asm_adjust also here.
21690 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
21691 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
21692 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
21693 non-empty assembler string.
21694 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
21695 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
21696 (decode_asm_operands): Handle basic asm in PARALLEL block.
21697 (extract_insn): Handle basic asm in PARALLEL block.
21698 * doc/extend.texi: Mention new behavior of basic asm.
21699 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
21700 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
21701 branch_needs_nop_p): Use asm_noperands.
21703 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
21705 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
21706 Include the M7 SPARC DFA scheduler.
21707 New attribute v3pipe.
21708 Annotate insns with v3pipe where appropriate.
21709 Define cpu_feature vis4.
21710 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
21711 Add (V8QI "8") to vbits.
21712 Add insns {add,sub}v8qi3
21713 Add insns ss{add,sub}v8qi3
21714 Add insns us{add,sub}{v8qi,v4hi}3
21715 Add insns {min,max}{v8qi,v4hi,v2si}3
21716 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
21717 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
21718 * config/sparc/niagara4.md: Add a comment explaining the
21719 discrepancy between the documented latenty numbers and the
21721 * config/sparc/niagara7.md: New file.
21722 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
21723 supports SPARC5 and VIS 4.0 instructions.
21724 * configure: Regenerate.
21725 * config.in: Likewise.
21726 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
21727 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
21728 TARGET_CPU_niagara7.
21729 (ASM_CPU64_DEFAULT_SPEC): Likewise.
21730 (CPP_CPU_SPEC): Handle niagara7.
21731 (ASM_CPU_SPEC): Likewise.
21732 * config/sparc/sparc-opts.h (processor_type): Add
21733 PROCESSOR_NIAGARA7.
21734 (mvis4): New option.
21735 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
21736 (AS_NIAGARA7_FLAG): Define.
21737 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
21738 (CPP_CPU64_DEFAULT_SPEC): Likewise.
21739 (CPP_CPU_SPEC): Handle niagara7.
21740 (ASM_CPU_SPEC): Likewise.
21741 * config/sparc/sparc.c (niagara7_costs): Define.
21742 (sparc_option_override): Handle niagara7 and adjust cache-related
21743 parameters with better values for niagara cpus. Also support VIS4.
21744 (sparc32_initialize_trampoline): Likewise.
21745 (sparc_use_sched_lookahead): Likewise.
21746 (sparc_issue_rate): Likewise.
21747 (sparc_register_move_cost): Likewise.
21748 (dump_target_flag_bits): Support VIS4.
21749 (sparc_vis_init_builtins): Likewise.
21750 (sparc_builtins): Likewise.
21751 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
21753 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
21755 * config/sparc/sparc.opt (sparc_processor_type): New value
21757 * config/sparc/visintrin.h (__attribute__): Prototypes for the
21759 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
21761 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
21764 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
21766 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
21768 2016-06-06 Richard Biener <rguenther@suse.de>
21770 PR tree-optimization/71398
21771 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
21774 2016-06-05 James Bowman <james.bowman@ftdichip.com>
21776 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
21777 ft32_expand_prolog, ft32_expand_epilogue):
21778 Handle pretend_args.
21779 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
21780 * config/ft32/ft32.md: Add pretend_returner.
21782 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
21785 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
21786 Copy op1 RTX to avoid invalid sharing.
21787 (ix86_expand_vector_move_misalign): Ditto.
21789 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
21791 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
21794 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
21796 * predict.c (predicted_by_loop_heuristics_p): New function.
21797 (predict_iv_comparison): Use it.
21798 (predict_loops): Walk from innermost loops; do not predict edges
21799 leaving multiple loops multiple times; implement
21800 PRED_LOOP_ITERATIONS_MAX heuristics.
21801 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
21803 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
21805 * cfg.c (check_bb_profile): Do not report mismatched profiles when
21806 only edges out of BB are EH edges.
21808 2016-06-04 Martin Sebor <msebor@redhat.com>
21809 Marcin Baczyński <marbacz@gmail.com>
21812 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
21813 a void expression in a void function.
21815 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
21817 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
21818 aux; dump reasons of decisions.
21819 (should_duplicate_loop_header_p): Likewise.
21820 (do_while_loop_p): Likewise.
21821 (ch_base::copy_headers): Dump asi num insns duplicated.
21823 2016-06-04 Jakub Jelinek <jakub@redhat.com>
21825 PR tree-optimization/71405
21826 * tree-ssa.c (execute_update_addresses_taken): For clobber with
21827 incompatible type, build a new clobber with the right type instead
21828 of building a VIEW_CONVERT_EXPR around it.
21830 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
21832 PR tree-optimization/52171
21833 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
21834 by_pieces_ninsns instead of move_by_pieces_ninsns.
21836 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
21838 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
21839 for reg+reg addressing mode.
21841 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21843 * rs6000-c.c (c/c-tree.h): Add #include.
21844 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
21845 in C++ when found in the base position of vec_ld or vec_st.
21847 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
21849 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
21850 use of profile unless profile status is PROFILE_READ.
21851 * profile.c (compute_branch_probabilities): Set profile status
21852 only after reporting predictor hitrates.
21854 2016-06-03 Joseph Myers <joseph@codesourcery.com>
21858 * common.opt (ffp-int-builtin-inexact): New option.
21859 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
21860 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
21861 (ceil@var{m}2): Document dependence on this option.
21862 * ipa-inline-transform.c (inline_call): Handle
21863 flag_fp_int_builtin_inexact.
21864 * ipa-inline.c (can_inline_edge_p): Likewise.
21865 * config/i386/i386.md (rintxf2): Do not test
21866 flag_unsafe_math_optimizations.
21867 (rint<mode>2_frndint): New define_insn.
21868 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
21869 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
21870 for 387 instead of extending and truncating.
21871 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
21872 !flag_trapping_math instead of flag_unsafe_math_optimizations.
21873 Change to frndint<mode>2_<rounding>.
21874 (frndintxf2_<rounding>_i387): Likewise. Change to
21875 frndint<mode>2_<rounding>_i387.
21876 (<rounding_insn>xf2): Likewise.
21877 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
21878 !flag_trapping_math instead of flag_unsafe_math_optimizations for
21879 x87. Test TARGET_ROUND || !flag_trapping_math ||
21880 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
21881 SSE. Use ROUND_NO_EXC in constant operand of
21882 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
21883 for 387 instead of extending and truncating.
21885 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
21886 Julia Koval <julia.koval@intel.com>
21898 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
21899 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
21900 all registers, except for function return registers if there are
21901 no caller-saved registers.
21902 (ix86_set_func_type): New function.
21903 (ix86_set_current_function): Call ix86_set_func_type to set
21904 no_caller_saved_registers and func_type. Call reinit_regs if
21905 caller-saved registers are changed. Don't allow MPX, SSE, MMX
21906 nor x87 instructions in interrupt handler nor function with
21907 no_caller_saved_registers attribute.
21908 (ix86_function_ok_for_sibcall): Return false if there are no
21909 caller-saved registers.
21910 (type_natural_mode): Don't warn ABI change for MMX in interrupt
21912 (ix86_function_arg_advance): Skip for callee in interrupt handler.
21913 (ix86_function_arg): Return special arguments in interrupt handler.
21914 (ix86_promote_function_mode): Promote pointer to word_mode only
21915 for normal functions.
21916 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
21918 (ix86_epilogue_uses): New function.
21919 (ix86_hard_regno_scratch_ok): Likewise.
21920 (ix86_save_reg): Preserve all registers in interrupt handler
21921 after reload. Preserve all registers, except for function return
21922 registers, if there are no caller-saved registers after reload.
21923 (find_drap_reg): Always use callee-saved register if there are
21924 no caller-saved registers.
21925 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
21926 for interrupt handler.
21927 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
21928 Emit cld instruction if stringops are used in interrupt handler
21929 or interrupt handler isn't a leaf function.
21930 (ix86_expand_epilogue): Generate interrupt return for interrupt
21931 handler and pop the 'ERROR_CODE' off the stack before interrupt
21932 return in exception handler.
21933 (ix86_expand_call): Disallow calling interrupt handler directly.
21934 If there are no caller-saved registers, mark all registers that
21935 are clobbered by the call which returns as clobbered.
21936 (ix86_handle_no_caller_saved_registers_attribute): New function.
21937 (ix86_handle_interrupt_attribute): Likewise.
21938 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
21940 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
21941 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
21942 accumulation in interrupt function if stack may be realigned to
21944 (EPILOGUE_USES): New.
21945 (function_type): New enum.
21946 (machine_function): Add func_type and no_caller_saved_registers.
21947 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
21948 (interrupt_return): New pattern.
21949 * doc/extend.texi: Document x86 interrupt and
21950 no_caller_saved_registers attributes.
21952 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
21954 PR tree-optimization/52171
21955 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
21956 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
21957 Look for constant strings. Move some code to emit_block_cmp_hints
21959 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
21960 * defaults.h (COMPARE_MAX_PIECES): New macro.
21961 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
21962 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
21963 (clear_by_pieces_1): Don't declare. Move definition before use.
21964 (can_do_by_pieces): New static function.
21965 (can_move_by_pieces): Use it. Return bool.
21966 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
21967 OP. All callers changed. Handle COMPARE_BY_PIECES.
21968 (class pieces_addr); New.
21969 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
21970 pieces_addr::adjust, pieces_addr::increment_address,
21971 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
21973 (class op_by_pieces_d): New.
21974 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
21976 (class move_by_pieces_d, class compare_by_pieces_d,
21977 class store_by_pieces_d): New subclasses of op_by_pieces_d.
21978 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
21979 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
21980 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
21981 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
21982 compare_by_pieces_d::finish_mode): New member functions.
21983 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
21985 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
21986 (emit_block_cmp_hints): New function.
21987 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
21988 use the newly defined classes.
21989 * expr.h (by_pieces_constfn): New typedef.
21990 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
21991 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
21992 (move_by_pieces_ninsns): Don't declare.
21993 (can_move_by_pieces): Change return value to bool.
21994 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
21995 (compare_by_pieces_branch_ratio): New hook.
21996 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
21997 (by_pieces_ninsns): Declare.
21998 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
22000 (default_compare_by_pieces_branch_ratio): New function.
22001 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
22002 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
22003 * doc/tm.texi: Regenerate.
22004 * tree-ssa-strlen.c: Include "builtins.h".
22005 (handle_builtin_memcmp): New static function.
22006 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
22007 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
22009 2016-06-03 Alan Hayward <alan.hayward@arm.com>
22011 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
22012 relevant stmts which are simple and invariant.
22013 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
22014 instead of simple and invariant
22016 2016-06-03 Alan Hayward <alan.hayward@arm.com>
22018 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
22019 (vectorizable_reduction): Check for new relevant state.
22020 (vectorizable_live_operation): vectorize live stmts using
22021 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
22022 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
22023 (vect_stmt_relevant_p): Check for stmts which are only used live.
22024 (process_use): Use of a stmt does not inherit it's live value.
22025 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
22026 (vect_analyze_stmt): Check for new relevant state.
22027 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
22028 outside the loop, but not inside it.
22030 2016-06-03 Alan Hayward <alan.hayward@arm.com>
22032 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
22033 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
22034 (vect_get_vec_def_for_operand): Split out code.
22036 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
22038 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
22040 2016-06-03 Alan Hayward <alan.hayward@arm.com>
22042 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
22044 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22046 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
22048 2016-06-03 Jakub Jelinek <jakub@redhat.com>
22050 PR middle-end/71387
22051 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
22052 to noreturn e->callee->decl that has void return type and void
22053 arguments, adjust gimple_call_fntype and remove lhs even if it had
22054 previously addressable type.
22056 2016-06-02 Jeff Law <law@redhat.com>
22058 PR tree-optimization/71328
22059 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
22060 error when checking for a jump back onto the copied path.
22062 2016-06-02 David Malcolm <dmalcolm@redhat.com>
22064 * config/microblaze/microblaze.c (get_branch_target): Add return
22065 NULL_RTX for the non-CALL_P case.
22066 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
22067 (insert_wic): Remove unused local "j".
22069 2016-06-02 Martin Liska <mliska@suse.cz>
22071 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
22073 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
22074 Julia Koval <julia.koval@intel.com>
22076 * function.c (assign_parm_setup_stack): Force source into a
22077 register if needed.
22078 * target.def (function_incoming_arg): Update documentation to
22079 allow arbitrary address computation based on hard register.
22080 * doc/tm.texi: Regenerated.
22082 2016-06-02 Martin Liska <mliska@suse.cz>
22084 * predict.c (combine_predictions_for_bb): Fix first match in
22085 cases where a first predictor contains more than one occurence
22086 in list of predictors. Take the best value in such case.
22088 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22090 PR rtl-optimization/71295
22091 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
22092 offset would go over the size of the inner mode reject it.
22094 2016-06-02 Jakub Jelinek <jakub@redhat.com>
22096 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
22097 x=x,x and v=v,m instead of x=x,m.
22099 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
22100 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
22101 alternative to v=rm,C.
22103 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
22104 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
22105 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
22106 instead of vex for the last two above mentioned alternatives.
22108 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22111 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
22113 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
22115 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
22117 2016-06-01 David Malcolm <dmalcolm@redhat.com>
22119 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
22120 from int to unsigned.
22122 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
22124 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
22125 alternatives, eliminating preferred register class. Add support
22126 for the MTVSRDD instruction in ISA 3.0.
22127 (vsx_splat_v4si_internal): Use splat_input_operand instead of
22128 reg_or_indexed_operand.
22129 (vsx_splat_v4sf_internal): Likewise.
22131 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
22134 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
22135 for loading up all 0's or all 1's.
22137 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
22139 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
22141 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
22143 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
22145 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
22146 * gcc.c (set_source_date_epoch_envvar): New function, sets
22147 the SOURCE_DATE_EPOCH environment variable to the current time.
22149 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
22151 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
22152 the factor for live Phi nodes.
22154 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
22156 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
22157 * tree-parloops.c (parallelize_loops): likewise.
22158 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
22159 tree_unswitch_outer_loop): likewise.
22161 2016-06-01 Jakub Jelinek <jakub@redhat.com>
22163 PR middle-end/71371
22164 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
22165 around creation of the temporary.
22167 2016-06-01 Richard Biener <rguenther@suse.de>
22169 PR tree-optimization/71366
22170 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
22171 (unloop_loops): Move removing edges here ...
22172 (try_unroll_loop_completely): ... from here.
22173 (try_peel_loop): ... and here.
22174 (tree_unroll_loops_completely_1): Track parent loops via
22175 bitmap of header BBs.
22176 (tree_unroll_loops_completely): Adjust for that.
22178 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
22180 * config/rs6000/altivec.h (vec_slv): New macro.
22181 (vec_srv): New macro.
22182 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
22183 (UNSPEC_VSRV): New value.
22186 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
22187 (vsrv): New builtin definition.
22188 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
22189 define argument types for new builtin.
22190 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
22192 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
22195 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
22196 Jocelyn Mayer <l_indien@magic.fr>
22199 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
22200 detect processor family for signature_CENTAUR_ebx.
22201 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
22202 signature_CENTAUR_ebx.
22203 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
22204 <default>: Pass x86-64 for has_longmode.
22206 2016-06-01 Nathan Sidwell <nathan@acm.org>
22208 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
22211 2016-06-01 Richard Biener <rguenther@suse.de>
22213 PR tree-optimization/71261
22214 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
22215 of stmts successfully put in the bool pattern. Remove
22216 single-use restriction.
22217 (adjust_bool_pattern_cast): Add cast at the use site via the
22218 pattern def sequence.
22219 (adjust_bool_pattern): Remove recursion, maintain a hash-map
22220 of patterned defs. Use the pattern def seqence instead of
22221 multiple independent patterns.
22222 (sort_after_uid): New qsort compare function.
22223 (adjust_bool_stmts): New function to process stmts in the bool
22224 pattern in IL order.
22225 (vect_recog_bool_pattern): Adjust.
22226 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
22227 (ifcvt_walk_pattern_tree): Likewise.
22228 (stmt_is_root_of_bool_pattern): Likewise.
22229 (ifcvt_repair_bool_pattern): Likewise.
22230 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
22232 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
22234 * loop-unroll.c (decide_unroll_constant_iterations,
22235 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
22236 likely upper bounds.
22237 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
22239 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
22241 * tree-core.h (enum omp_clause_code): Remove
22242 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
22244 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22246 * config/arm/sync.md (arm_store_exclusive<mode>):
22247 Use 'H' output modifier on operands[2] rather than creating a new
22248 entry in out-of-bounds memory of the operands array.
22249 (arm_store_release_exclusivedi): Likewise.
22251 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22253 * config/arm/arm.c (arm_fusion_enabled_p): New function.
22254 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
22255 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
22256 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
22258 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
22260 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
22261 into account live statements for mask producers.
22263 2016-06-01 Richard Biener <rguenther@suse.de>
22265 PR tree-optimization/71311
22266 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
22267 restrict to non-INTEGER_CST @0.
22269 2016-06-01 Richard Biener <rguenther@suse.de>
22271 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
22272 (relational patterns): Use :c to avoid pattern duplications.
22274 2016-06-01 Richard Biener <rguenther@suse.de>
22276 * genmatch.c (comparison_code_p): New predicate.
22277 (swap_tree_comparison): New function.
22278 (commutate): Add for_vec parameter to append new for entries.
22279 Support commutating relational operators by swapping it alongside
22281 (lower_commutative): Adjust.
22282 (dt_simplify::gen): Do not pass artificial operators to gen
22284 (decision_tree::gen): Do not add artificial operators as parameters.
22285 (parser::parse_expr): Verify operator commutativity when :c is
22286 applied. Allow :C to override this.
22287 * match.pd: Adjust patterns to use :C instead of :c where required.
22289 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
22291 PR tree-optimization/71077
22292 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
22293 the combining step, use boolean_false_node and boolean_true_node
22294 as the designated false/true return values.
22296 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
22298 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
22299 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
22300 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
22303 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
22305 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
22306 of flags impliying the register renaming.
22307 * toplev.c (process_options): Do not imply flag_rename_registers with
22310 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
22312 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
22313 default implementation.
22315 2016-05-31 Nathan Sidwell <nathan@acm.org>
22317 * dwarf2out.c (cur_line_info_table): Add GTY marker.
22319 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
22321 * config/sh/constraints.md (b): Remove constraint.
22322 * config/sh/predicates.md (arith_reg_operand): Remove
22324 * config/sh/sh-modes.def (PDI): Remove.
22325 * config/sh/sh.c (sh_target_reg_class,
22326 sh_optimize_target_register_callee_saved): Remove functions.
22327 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
22328 (sh_expand_epilogue): Update comment.
22329 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
22330 sh_secondary_reload): Remove TARGET_REGS related code.
22331 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
22332 TARGET_REGISTER_P): Remove macros.
22333 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
22334 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
22335 TR1_REG, TR2_REG): Remove constants.
22336 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
22338 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
22340 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
22341 define_expand patterns.
22342 (adddi3_compact): Rename to adddi3.
22343 (subdi3_compact): Rename to subdi3.
22344 (*negdi2): Rename to negdi2.
22345 (*abs<mode>2): Rename to abs<mode>2.
22347 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
22349 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
22350 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
22351 (atomic_sub_fetchsi): ... this new pattern.
22352 (mvtc): Add CC_REG clobber.
22354 2016-05-31 Marek Polacek <polacek@redhat.com>
22356 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
22358 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22360 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
22361 aarch64_fusion_enabled_p to check for fusion capabilities.
22363 2016-05-31 Richard Biener <rguenther@suse.de>
22365 PR tree-optimization/71352
22366 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
22367 minus one and a negate.
22369 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22371 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
22372 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
22374 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
22375 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
22376 Remove use of aarch64_simd_attr_length_move, set length attribute
22378 (*aarch64_be_movoi): Likewise.
22379 (*aarch64_be_movci): Likewise.
22380 (*aarch64_be_movxi): Likewise.
22382 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
22384 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
22385 It no longer does that.
22386 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
22388 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
22390 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
22391 attribute __unused__.
22393 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
22395 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
22396 * config/arm/arm.c (arm_arch_thumb1): Define.
22397 (arm_option_override): Initialize arm_arch_thumb1.
22398 * config/arm/arm.h (arm_arch_thumb1): Declare.
22399 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
22400 support Thumb-1 ISA.
22402 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
22405 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
22406 `Yv' for scalar operand.
22408 2016-05-31 Tom de Vries <tom@codesourcery.com>
22410 PR tree-optimization/69068
22411 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
22412 phis with more than two args.
22414 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
22416 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
22417 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
22420 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
22422 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
22424 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
22426 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
22427 cpu_32, cpu_64, tune_32 and tune_64.
22428 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
22430 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
22432 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
22434 2016-05-30 Andi Kleen <ak@linux.intel.com>
22436 * auto-profile.c (read_profile): Replace asserts with errors
22437 when file does not exist.
22438 * gcov-io.c (gcov_read_words): Dito.
22440 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
22442 * tree-cfg.c (print_loop): Print likely upper bounds.
22444 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
22446 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
22447 * opts.c (default_options): Enable peel loops at -O3.
22448 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
22449 (try_peel_loop): Do not re-peel already peeled loops;
22450 use likely upper bounds; fix profile updating.
22451 (pass_complete_unroll::execute): Initialize peeled_loops.
22453 2016-05-30 Martin Liska <mliska@suse.cz>
22455 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
22456 computed costs by frequency of BB they belong to.
22457 (get_scaled_computation_cost_at): New function.
22459 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
22460 Marc Glisse <marc.glisse@inria.fr>
22462 PR tree-optimization/71289
22463 * match.pd (-1 / B < A, A > -1 / B): New transformations.
22465 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
22467 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
22469 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
22471 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
22472 for peeled copies; avoid underflow when updating estimates; correctly
22473 scale loop profile.
22475 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
22477 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
22478 r236875. Corrected oe3 to oe2 as obvious.
22480 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
22482 PR middle-end/71269
22483 PR middle-end/71252
22484 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
22485 that inserted stmt will not dominate stmts that defines its operand.
22486 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
22487 (rewrite_expr_tree_parallel): Likewise.
22489 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
22491 PR middle-end/71252
22492 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
22493 all fields including stmt_to_insert are swapped.
22495 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
22497 * predict.h (force_edge_cold): Declare.
22498 * predict.c (force_edge_cold): New function.
22499 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
22501 (canonicalize_loop_induction_variables): Fix formating.
22503 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
22505 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
22506 (visium_expand_copysign): Use gen_int_mode directly.
22507 (visium_compute_frame_size): Minor tweaks.
22509 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
22511 * tree-vect-loop.c (vect_analyze_loop_2): Use
22512 likely_max_stmt_executions_int.
22514 2016-05-30 Tom de Vries <tom@codesourcery.com>
22516 PR tree-optimization/69067
22517 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
22519 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
22522 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
22523 New peepholes to remove unneeded fild/fistp pairs.
22524 (define_peephole2 atomic_loaddi_fpu): Ditto.
22526 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22528 * predict.c (maybe_hot_frequency_p): Avoid division.
22530 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
22532 * doc/install.texi: Use https for shop.fsf.org.
22534 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22536 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
22537 likely_max_stmt_executions_int.
22539 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22541 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
22542 likely_max_stmt_executions_int.
22544 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22546 * profile.c (compute_branch_probabilities): Do not report hitrates
22548 (branch_prob): Report hitrates here.
22549 * predict.c (gimple_predict_edge): Do not assert profile status;
22550 fix formatting issues.
22552 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22554 * predict.c (edge_predicted_by_p): New function.
22555 (predict_paths_for_bb): Do not put multiple predictions of the same type
22558 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22560 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
22563 2016-05-28 Alan Modra <amodra@gmail.com>
22565 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
22567 2016-05-28 Alan Modra <amodra@gmail.com>
22569 PR rtl-optimization/71275
22570 * ira.c (ira): Free dominance info.
22572 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
22574 * doc/sourcebuild.texi: New address for upstream Go repository.
22576 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
22578 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
22579 (TARGET_ARM_V7M): Likewise.
22581 2016-05-26 Jeff Law <law@redhat.com>
22583 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
22584 (thread_across_edge): Remove calls to find_jump_threads_backwards.
22585 * passes.def: Add jump threading passes before DOM/VRP.
22586 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
22587 argument to a basic block from an edge. Remove tests which are
22589 (pass_data_thread_jumps, class pass_thread_jumps): New.
22590 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
22591 (make_pass_thread_jumps): Likewise.
22592 * tree-pass.h (make_pass_thread_jumps): Declare.
22594 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
22596 * config/visium/visium-protos.h (split_double_move): Rename into...
22597 (visium_split_double_move): ...this.
22598 (visium_split_double_add): Declare.
22599 * config/visium/visium.c (split_double_move): Rename into...
22600 (visium_split_double_move): ...this.
22601 (visium_split_double_add): New function.
22602 (visium_expand_copysign): Renumber operands for consistency.
22603 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
22604 (DFmode move splitter): Likewise.
22605 (*addi3_insn): Split by means of visium_split_double_add.
22606 (*adddi3_insn_flags): Delete.
22607 (*plus_plus_sltu<subst_arith>): New insn.
22608 (*subdi3_insn): Split by means of visium_split_double_add.
22609 (subdi3_insn_flags): Delete.
22610 (*minus_minus_sltu<subst_arith>): New insn.
22611 (*negdi2_insn): Split by means of visium_split_double_add.
22612 (*negdi2_insn_flags): Delete.
22614 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
22616 * configure.ac: Treat a --with-headers option without argument
22617 the same as the default (i.e. consult sys-include directory).
22618 * configure: Regenerate.
22620 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22622 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
22623 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
22625 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
22626 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
22628 2016-05-27 Jiong Wang <jiong.wang@arm.com>
22631 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
22632 tree-stdarg analysis results.
22633 (aarch64_setup_incoming_varargs): Likewise.
22635 2016-05-27 Jiong Wang <jiong.wang@arm.com>
22637 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
22638 va_list_gpr_counter_field and va_list_fpr_counter_field.
22640 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
22643 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
22644 * config/aarch64/aarch64.c
22645 (aarch64_cannot_change_mode_class): Remove function.
22646 * config/aarch64/aarch64-protos.h
22647 (aarch64_cannot_change_mode_class): Remove.
22649 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22651 * cfgloop.c (record_niter_bound): Record likely upper bounds.
22652 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
22653 get_likely_max_loop_iterations_int): New.
22654 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
22655 any_likely_upper_bound.
22656 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
22658 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
22659 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
22661 (unroll_loop_constant_iterations): Likewise.
22662 (unroll_loop_runtime_iterations): Likewise.
22663 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
22664 * lto-streamer-out.c (output_cfg): Likewise.
22665 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
22667 (canonicalize_loop_induction_variables): Dump likely upper bounds.
22668 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
22669 (likely_max_loop_iterations): New.
22670 (likely_max_loop_iterations_int): New.
22671 (likely_max_stmt_executions): New.
22672 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
22673 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
22674 likely_max_stmt_executions): Declare.
22676 2016-05-27 Marek Polacek <polacek@redhat.com>
22678 PR middle-end/71308
22679 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
22681 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22683 * config/s390/s390.md (2x risbg splitters): Use
22684 reg_overlap_mentioned_p instead of rtx_equal_p.
22686 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
22688 * combine.c (make_compound_operation): Take known zero bits into
22689 account when checking for possible zero_extend.
22691 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22693 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
22694 Use const_int_operand for operand 2 predicate. Simplify expand code
22697 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
22699 PR middle-end/71279
22700 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
22703 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22705 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
22706 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
22707 that returns CC_SESWPmode and CC_ZESWPmode.
22708 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
22710 (aarch64_rtx_costs): Likewise.
22712 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
22714 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
22715 for ISA 3.0 min/max support.
22716 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
22717 conditional move support.
22718 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
22719 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
22721 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
22722 conditional moves where the comparison type is different from move
22724 (fp_minmax): New code iterator for smin/smax.
22725 (minmax): New code attributes for min/max.
22726 (SMINMAX): Likewise.
22727 (smax<mode>3): Combine min, max insns into one insn using the
22728 fp_minmax code iterator. Add support for ISA 3.0 min/max
22729 instructions that don't need -ffast-math.
22730 (s<minmax><mode>3): Likewise.
22731 (smax<mode>3_vsx): Likewise.
22732 (smin<mode>3): Likewise.
22733 (s<minmax><mode>3_vsx): Likewise.
22734 (smin<mode>3_vsx): Likewise.
22735 (pre-VSX min/max splitters): Likewise.
22736 (s<minmax><mode>3_fpr): Likewise.
22737 (movsfcc): Rewrite floating point conditional moves to combine
22738 SFmode/DFmode into a single insn.
22739 (mov<mode>cc): Likewise.
22740 (movdfcc): Likewise.
22741 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
22742 SFDF2 iterators to handle all combinations.
22743 (fseldfsf4): Likewise.
22744 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
22745 (fseldfdf4): Likewise.
22746 (fselsfdf4): Likewise.
22747 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
22748 comparison instructions that set a 0/-1 mask, and use it for
22749 floating point conditional move via XXSEL.
22750 (fpmask<mode>): Likewise.
22751 (xxsel<mode>): Likewise.
22752 * config/rs6000/predicates.md (min_max_operator): Delete, no
22754 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
22755 instructions that generate a 0/-1 mask for use with XXSEL.
22756 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
22757 say whether floating point min/max is available, either through
22758 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
22759 (TARGET_MINMAX_DF): Likewise.
22761 2016-05-27 Alan Modra <amodra@gmail.com>
22763 PR rtl-optimization/71275
22764 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
22765 for update_equiv_regs and combine_and_move_insns.
22767 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
22769 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
22770 if_then_else or cond RTXes to calculate attribute value.
22771 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
22772 <attr "length_immediate>: Ditto.
22773 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
22774 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
22775 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
22776 <attr "type">: Ditto.
22777 <attr "prefix_data16">: Ditto.
22778 <attr "prefix_extra">: Ditto.
22779 <attr "length_immediate">: Ditto.
22780 <attr "prefix">: Ditto.
22781 (vec_set<mode>_0) <attr "isa">: Ditto.
22782 <attr "prefix_extra">: Ditto.
22783 <attr "length_immediate">: Ditto.
22784 <attr "prefix">: Ditto.
22785 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
22786 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
22787 (sse2_storelpd) <attr "prefix_data16">: Ditto.
22788 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
22789 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
22790 <attr "length_immediate">: Ditto.
22791 <attr "prefix">: Ditto.
22792 (sse2_movsd) <attr "length_immediate">: Ditto.
22793 <attr "prefix">: Ditto.
22794 (vec_concatv2df) <attr "isa">: Ditto.
22795 <attr "prefix">: Ditto.
22796 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
22797 (*vec_extractv2di_1) <attr "isa">: Ditto.
22798 <attr "type">: Ditto.
22799 <attr "length_immediate">: Ditto.
22800 <attr "prefix_rex">: Ditto.
22801 <attr "prefix_extra">: Ditto.
22802 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
22803 <attr "prefix_extra">: Ditto.
22804 <attr "length_immediate">: Ditto.
22805 (vec_concatv2di) <attr "isa">: Ditto.
22806 <attr "prefix_extra">: Ditto.
22807 <attr "length_immediate">: Ditto.
22808 <attr "prefix">: Ditto.
22810 2016-05-26 Martin Liska <mliska@suse.cz>
22812 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
22814 (operator+): Likewise.
22815 (operator-): Likewise.
22816 (comp_cost::operator+=): Likewise.
22817 (comp_cost::operator-=): Likewise.
22818 (comp_cost::operator/=): Likewise.
22819 (comp_cost::operator*=): Likewise.
22820 (operator<): Likewise.
22821 (operator==): Likewise.
22822 (operator<=): Likewise.
22823 (new_cost): Remove.
22824 (infinite_cost_p): Likewise.
22825 (add_costs): Likewise.
22826 (sub_costs): Likewise.
22827 (compare_costs): Likewise.
22828 (set_group_iv_cost): Use the newly introduced functions.
22829 (get_address_cost): Likewise.
22830 (get_shiftadd_cost): Likewise.
22831 (force_expr_to_var_cost): Likewise.
22832 (split_address_cost): Likewise.
22833 (ptr_difference_cost): Likewise.
22834 (difference_cost): Likewise.
22835 (get_computation_cost_at): Likewise.
22836 (determine_group_iv_cost_generic): Likewise.
22837 (determine_group_iv_cost_address): Likewise.
22838 (determine_group_iv_cost_cond): Likewise.
22839 (autoinc_possible_for_pair): Likewise.
22840 (determine_group_iv_costs): Likewise.
22841 (cheaper_cost_pair): Likewise.
22842 (iv_ca_recount_cost): Likewise.
22843 (iv_ca_set_no_cp): Likewise.
22844 (iv_ca_set_cp): Likewise.
22845 (iv_ca_cost): Likewise.
22846 (iv_ca_new): Likewise.
22847 (iv_ca_dump): Likewise.
22848 (iv_ca_narrow): Likewise.
22849 (iv_ca_prune): Likewise.
22850 (iv_ca_replace): Likewise.
22851 (try_add_cand_for): Likewise.
22852 (try_improve_iv_set): Likewise.
22853 (find_optimal_iv_set): Likewise.
22855 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
22857 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
22858 that internal functions will clobber all caller-saved registers.
22860 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
22862 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
22863 Return a better case_values_threshold when optimizing.
22865 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
22867 * config/aarch64/aarch64-simd.md (aarch64_combinez):
22868 Add ? to integer variant.
22869 (aarch64_combinez_be): Likewise.
22871 2016-05-26 Jakub Jelinek <jakub@redhat.com>
22873 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
22874 instead of x constraint.
22875 (vcvtps2ph256<mask_name>): Likewise.
22877 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
22878 alternative. Formatting fix.
22880 * config/i386/sse.md
22881 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
22883 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
22884 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
22885 maybe_evex prefix instead of vex.
22886 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
22887 EXT_REX_SSE_REG_P (op0) case in the splitter.
22889 2016-05-25 Jeff Law <law@redhat.com>
22891 PR tree-optimization/71272
22892 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
22893 Update comments. Add test for empty path.
22895 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
22897 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
22898 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
22899 special case builtin.
22900 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
22901 code for ALTIVEC_BUILTIN_VEC_CMPNE.
22902 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
22903 for __builtin_vec_cmpne.
22905 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
22907 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
22908 redundant test and bail out if the type of the new operand is not
22909 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
22911 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
22913 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
22914 (x_ix86_target_flags_explicit): Remove.
22915 * config/i386/i386.c (ix86_function_specific_save): Do not copy
22916 x_ix86_target_flags_explicit.
22917 (ix86_function_specific_restore): Ditto.
22919 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
22920 H.J. Lu <hongjiu.lu@intel.com>
22923 * common/config/i386/i386-common.c
22924 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
22925 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
22926 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
22927 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
22928 (-mgeneral-regs-only): Add new option.
22929 * config/i386/i386.c (ix86_option_override_internal): Don't enable
22930 x87 instructions if only general registers are allowed.
22931 (ix86_target_string): Add ix86_flags argument. Handle additional
22932 flags options through ix86_flags argument. Update all callers.
22933 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
22935 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22937 PR rtl-optimization/66940
22938 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
22939 decrementing desired_val will not overflow before performing these
22942 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
22944 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
22945 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
22946 * config/i386/i386.c (enum ix86_builtins): Add
22947 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
22948 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
22949 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
22950 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
22951 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
22952 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
22953 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
22954 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
22955 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
22956 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
22957 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
22958 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
22959 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
22960 __builtin_ia32_cvtps2dq512_mask.
22961 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
22962 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
22963 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
22964 * config/i386/sse.md
22965 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
22967 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
22968 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
22970 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
22971 (avx512f_vec_pack_sfix_v8df): New define_expand.
22972 (avx512f_roundpd512): Rename to ...
22973 (avx512f_round<castmode>512): ... this. Change iterator.
22974 (avx512f_roundps512_sfix): New define_expand.
22975 (round<mode>2_sfix): Change iterator.
22977 2016-05-25 Nick Clifton <nickc@redhat.com>
22979 * config/msp430/msp430.c (msp430_attr): Produce an error if a
22980 static interrupt handler is detected.
22981 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
22982 default linker script.
22983 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
22984 the low part of a symbolic pointer.
22986 2016-05-25 Richard Biener <rguenther@suse.de>
22988 PR tree-optimization/71261
22989 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
22990 interesting stmt instead of immediate uses when looking
22991 for the use operand to replace.
22993 2016-05-25 Martin Liska <mliska@suse.cz>
22995 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
22997 2016-05-25 Richard Biener <rguenther@suse.de>
22999 PR tree-optimization/71264
23000 * tree-vect-stmts.c (vect_init_vector): Properly deal with
23003 2016-05-25 Martin Liska <mliska@suse.cz>
23005 PR tree-optimization/71239
23006 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
23007 if DECL_SIZE is NULL.
23009 2016-05-25 Richard Biener <rguenther@suse.de>
23011 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
23012 * tree-if-conv.c (pass_data_if_conversion): Use it.
23014 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
23016 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
23017 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
23018 * varpool.c (varpool_node::get_availability): Likewise.
23020 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
23022 * config/rs6000/altivec.md (VNEG iterator): New iterator for
23023 VNEGW/VNEGD instructions.
23024 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
23025 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
23026 support for ISA 3.0 VNEGW/VNEGD instructions.
23028 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
23030 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
23031 pointers inside OACC_DATA regions.
23032 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
23033 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
23034 (gimplify_adjust_omp_clauses): Fix typo in comment.
23036 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
23038 * config/rs6000/altivec.md (VParity): New mode iterator for vector
23039 parity built-in functions.
23040 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
23042 (p9v_parity<mode>2): Likewise.
23043 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
23045 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
23046 (parity<mode>2): ISA 3.0 expander for vector parity.
23047 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
23049 (BU_P9_64BIT_MISC_0): Likewise.
23050 (BU_P9_MISC_0): Likewise.
23051 (BU_P9V_AV_1): Likewise.
23052 (BU_P9V_AV_2): Likewise.
23053 (BU_P9V_AV_3): Likewise.
23054 (BU_P9V_AV_P): Likewise.
23055 (BU_P9V_VSX_1): Likewise.
23056 (BU_P9V_OVERLOAD_1): Likewise.
23057 (BU_P9V_OVERLOAD_2): Likewise.
23058 (BU_P9V_OVERLOAD_3): Likewise.
23059 (VCTZB): Add vector count trailing zeros support.
23063 (VPRTYBD): Add vector parity support.
23064 (VPRTYBQ): Likewise.
23065 (VPRTYBW): Likewise.
23066 (VCTZ): Add overloaded vector count trailing zeros support.
23067 (VPRTYB): Add overloaded vector parity support.
23068 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
23069 overloaded vector count trailing zeros and parity instructions.
23070 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
23071 vector parity support.
23072 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
23073 trailing zeros support.
23074 (vec_cntlz): Likewise.
23075 (vec_vctzb): Likewise.
23076 (vec_vctzd): Likewise.
23077 (vec_vctzh): Likewise.
23078 (vec_vctzw): Likewise.
23079 (vec_vprtyb): Add ISA 3.0 vector parity support.
23080 (vec_vprtybd): Likewise.
23081 (vec_vprtybw): Likewise.
23082 (vec_vprtybq): Likewise.
23083 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
23084 the ISA 3.0 vector count trailing zeros and vector parity built-in
23087 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
23089 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
23090 when there is stmt_to_insert.
23092 2016-05-24 Martin Sebor <msebor@redhat.com>
23095 * tree.h (complete_or_array_type_p): New inline function.
23097 2016-05-24 Jakub Jelinek <jakub@redhat.com>
23099 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
23100 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
23101 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
23103 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
23104 Limit 1st alternative to noavx isa, split 2nd alternative into one
23105 noavx and one avx alternative, use *x and Bm in the former and
23106 x and m in the latter.
23108 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
23109 of sse4 for the first alternative, drop %v from the template
23110 and d operand modifier. Split second alternative into one sse4_noavx
23111 and one avx alternative, use *x instead of *v in the former and v
23112 instead of *v in the latter.
23113 (*sse4_1_extractps): Use noavx isa instead of * for the first
23114 alternative, drop %v from the template. Split second alternative into
23115 one noavx and one avx alternative, use *x instead of *v in the
23116 former and v instead of *v in the latter.
23117 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
23118 with noavx and the last one with avx.
23119 (sse4_1_phminposuw): Guard first alternative with noavx isa,
23120 split the second one into one noavx and one avx alternative,
23121 use *x and Bm in the former and x and m in the latter one.
23122 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
23125 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
23126 first two alternatives to noavx, use *x instead of *v in the second
23127 one, add avx alternative without *.
23128 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
23129 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
23130 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
23132 2016-05-24 Jeff Law <law@redhat.com>
23134 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
23135 New function, extracted from...
23136 (fsm_find_control_statement_thread_paths): Here. Use the new function.
23137 Allow simple copies and constant initializations in the SSA chain.
23139 2016-05-24 Marek Polacek <polacek@redhat.com>
23142 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
23145 2016-05-24 Jakub Jelinek <jakub@redhat.com>
23148 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
23149 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
23150 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
23151 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
23152 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
23154 2016-05-24 Richard Biener <rguenther@suse.de>
23156 PR tree-optimization/71240
23157 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
23160 2016-05-24 Richard Biener <rguenther@suse.de>
23162 PR tree-optimization/71230
23163 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
23165 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
23167 * tree-vectorizer.h (vectorizable_comparison): Delete.
23168 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
23169 PURE_SLP_STMT check.
23170 * tree-vect-stmts.c (vectorizable_call): Likewise.
23171 (vectorizable_simd_clone_call): Likewise.
23172 (vectorizable_conversion): Likewise.
23173 (vectorizable_assignment): Likewise.
23174 (vectorizable_shift): Likewise.
23175 (vectorizable_operation): Likewise.
23176 (vectorizable_load): Likewise.
23177 (vectorizable_condition): Likewise.
23178 (vectorizable_store): Likewise. Assert that we don't have
23180 (vectorizable_comparison): Make static. Remove redundant
23181 PURE_SLP_STMT check.
23182 (vect_transform_stmt): Assert that we always have an slp_node
23185 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23187 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
23188 operands[2] against 1 with comparison against CONST1_RTX.
23189 (<shift>di3_neon): Likewise.
23190 * config/arm/predicates.md (const0_operand): Replace with comparison
23191 against CONST0_RTX.
23193 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23195 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
23196 operands[2] against 1 with comparison against CONST1_RTX.
23197 (ashrdi3): Likewise.
23198 (lshrdi3): Likewise.
23199 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
23201 (ashrsi3): Likewise.
23202 (lshrsi3): Likewise.
23203 (rotrsi3): Likewise.
23204 (define_split above *compareqi_eq0): Likewise.
23205 (define_split above "prologue"): Likewise.
23206 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
23207 * config/arm/predicates.md (shift_operator): Likewise.
23208 (shift_nomul_operator): Likewise.
23209 (sat_shift_operator): Likewise.
23210 (thumb1_cmp_operand): Likewise.
23211 (const_neon_scalar_shift_amount_operand): Replace manual range
23212 check with IN_RANGE.
23213 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
23214 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
23216 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23218 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
23219 with HOST_WIDE_INT_1.
23221 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
23222 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
23223 (arm_canonicalize_comparison): Likewise.
23224 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
23226 (thumb1_size_rtx_costs): Likewise.
23227 (vfp_const_double_index): Replace cast of 1 to unsigned
23228 HOST_WIDE_INT with HOST_WIDE_INT_1U.
23229 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
23231 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
23232 HOST_WIDE_INT with HOST_WIDE_INT_1U.
23233 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
23234 HOST_WIDE_INT with HOST_WIDE_INT_1.
23236 2016-05-24 Marek Polacek <polacek@redhat.com>
23238 * tree-cfg.h (should_remove_lhs_p): New predicate.
23239 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
23240 * gimplify.c (gimplify_modify_expr): Likewise.
23241 * tree-cfg.c (verify_gimple_call): Likewise.
23242 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
23243 * gimple-fold.c: Include "tree-cfg.h".
23244 (gimple_fold_call): Use should_remove_lhs_p.
23246 2016-05-24 Richard Biener <rguenther@suse.de>
23248 PR tree-optimization/71253
23249 * cfganal.h (control_dependences): Make robust against edge
23251 (control_dependences::control_dependences): Remove edge_list argument.
23252 (control_dependences::get_edge): Remove.
23253 (control_dependences::get_edge_src): Add.
23254 (control_dependences::get_edge_dest): Likewise.
23255 (control_dependences::m_el): Make a vector of edge src/dest index.
23256 * cfganal.c (control_dependences::find_control_dependence): Adjust.
23257 (control_dependences::control_dependences): Likewise.
23258 (control_dependences::~control_dependence): Likewise.
23259 (control_dependences::get_edge): Remove.
23260 (control_dependences::get_edge_src): Add.
23261 (control_dependences::get_edge_dest): Likewise.
23262 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
23264 (perform_tree_ssa_dce): Adjust.
23265 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
23267 (pass_loop_distribution::execute): Adjust. Do loop destroying
23268 conditional on changed.
23270 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23273 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
23274 return. Reindent transformation comment and mention the ARM state
23277 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
23279 PR middle-end/71252
23280 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
23281 after build_and_add_sum creates new use stmt.
23283 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
23285 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
23286 load_lanes/grouped_load classification comes first. Don't check
23287 whether the vectorization factor is a multiple of the group size
23290 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
23292 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
23293 GROUP_GAP for single-element interleaving.
23294 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
23297 2016-05-24 Richard Biener <rguenther@suse.de>
23299 PR middle-end/70434
23301 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
23302 bases which are accessed with non-invariant indices.
23303 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
23304 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
23306 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
23308 PR middle-end/71170
23309 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
23310 (add_to_ops_vec): Add stmt_to_insert.
23311 (add_repeat_to_ops_vec): Init stmt_to_insert.
23312 (insert_stmt_before_use): New.
23313 (transform_add_to_multiply): Remove mult_stmt insertion and add it
23315 (get_ops): Init stmt_to_insert.
23316 (maybe_optimize_range_tests): Likewise.
23317 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
23318 (rewrite_expr_tree_parallel): Likewise.
23319 (reassociate_bb): Likewise.
23321 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
23324 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
23325 ISA 3.0 xxperm fusion alternative.
23326 (altivec_vperm_v8hiv16qi): Likewise.
23327 (altivec_vperm_<mode>_uns_internal): Likewise.
23328 (vperm_v8hiv4si): Likewise.
23329 (vperm_v16qiv8hi): Likewise.
23331 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
23332 Kelvin Nilsen <kelvin@gcc.gnu.org>
23334 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
23335 vpermr/xxpermr on ISA 3.0.
23336 (altivec_expand_vec_perm_le): Likewise.
23337 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
23338 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
23341 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
23343 * config/i386/i386.h (IS_STACK_MODE): Enable for
23344 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
23345 SSE_FLOAT_MODE_P macros.
23346 * config/i386/i386.c (ix86_preferred_reload_class): Use
23347 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
23348 Cleanup regclass processing for CONST_DOUBLE_P.
23349 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
23350 (ix86_rtx_costs): Remove redundant TARGET_80387 check
23351 with IS_STACK_MODE macro.
23352 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
23354 (*movdf_internal): Use IS_STACK_MODE macro.
23355 (*movsf_internal): Ditto.
23357 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
23359 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
23360 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
23362 2016-05-23 Jeff Law <law@redhat.com>
23364 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
23366 (fsm_find_control_statement_thread_paths): Call it.
23368 2016-05-23 Martin Jambor <mjambor@suse.cz>
23371 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
23372 from_global_constant if t is not NULL.
23374 2016-05-23 Marek Polacek <polacek@redhat.com>
23377 * common.opt (Wswitch-unreachable): New option.
23378 * doc/invoke.texi: Document -Wswitch-unreachable.
23379 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
23382 2016-05-23 Bin Cheng <bin.cheng@arm.com>
23384 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
23385 TMR_INDEX is non-NULL.
23387 2016-05-23 Richard Biener <rguenther@suse.de>
23389 PR tree-optimization/71230
23390 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
23391 (try_special_add_to_ops): ... here. Always test for single-use.
23393 2016-05-23 Martin Jambor <mjambor@suse.cz>
23395 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
23396 default block if a PHI node in the original one would be resized.
23398 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
23400 PR tree-optimization/58135
23401 * tree-vect-slp.c: When group size is not multiple
23402 of vector size, allow splitting of store group at
23405 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
23407 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
23409 2016-05-22 Jakub Jelinek <jakub@redhat.com>
23411 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
23412 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
23413 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
23416 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
23417 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
23418 v constraint instead of x and vinserti32x4 insn.
23420 * config/i386/sse.md (i128vldq): New mode iterator.
23421 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
23422 avx512dq and avx512vl alternatives.
23424 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
23425 constraint, use maybe_evex prefix instead of vex.
23426 (vec_dupv4sf): Use v constraint instead of x for output
23427 operand except for noavx alternative, use Yv constraint
23428 instead of x for input. Use maybe_evex prefix instead of vex.
23429 (*vec_dupv4si): Likewise.
23430 (*vec_dupv2di): Likewise.
23432 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
23434 PR middle-end/40921
23435 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
23436 (linearize_expr_tree): Call try_special_add_to_ops.
23437 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
23439 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
23441 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
23442 to computed stack_usage.
23444 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
23447 * config/avr/avr.md (define_expand "mov<mode>"): If the source
23448 operand is subreg (symbol_ref) then move the symbol ref to register.
23450 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
23452 * tree.c (array_at_struct_end_p): Look through MEM_REF.
23454 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
23456 PR middle-end/71179
23457 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
23460 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
23462 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
23463 ranges by calling get_single_symbol and tidy up. Look more closely
23464 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
23466 2016-05-20 Jeff Law <law@redhat.com>
23468 * bitmap.c (bitmap_find_bit): Remove useless test.
23470 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
23472 * function.c (thread_prologue_and_epilogue_insns): Commit the
23473 insertion of the epilogue.
23475 2016-05-20 Martin Jambor <mjambor@suse.cz>
23477 PR tree-optimization/70884
23478 * tree-sra.c (initialize_constant_pool_replacements): Do not check
23479 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
23480 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
23481 of constant pool data as a reason for scalarization.
23483 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
23485 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
23486 for naked functions.
23487 (thumb1_expand_prologue): Likewise.
23489 2016-05-20 Nathan Sidwell <nathan@acm.org>
23491 * config/nvptx/nptx.c (nvptx_option_override): Only set
23492 flag_toplevel_reorder, if not explicitly specified. Set
23493 flag_no_common, unless explicitly specified.
23495 2016-05-20 David Malcolm <dmalcolm@redhat.com>
23497 * calls.c (can_implement_as_sibling_call_p): Mark param
23498 reg_parm_stack_space with ATTRIBUTE_UNUSED.
23500 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
23502 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
23503 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
23504 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
23506 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
23507 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
23508 and CASE_CONST_ANY.
23510 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
23512 * config/nvptx/nvptx.md (sincossf3): New pattern.
23514 2016-05-20 David Malcolm <dmalcolm@redhat.com>
23516 * calls.c (maybe_complain_about_tail_call): New function.
23517 (initialize_argument_information): Call
23518 maybe_complain_about_tail_call when clearing *may_tailcall.
23519 (can_implement_as_sibling_call_p): Call
23520 maybe_complain_about_tail_call when returning false.
23521 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
23522 ensure try_tail_call is set. Call maybe_complain_about_tail_call
23523 if tail-call optimization fails.
23524 * cfgexpand.c (expand_call_stmt): Initialize
23525 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
23526 * gimple-pretty-print.c (dump_gimple_call): Dump
23527 gimple_call_must_tail_p.
23528 * gimple.c (gimple_build_call_from_tree): Call
23529 gimple_call_set_must_tail with the value of
23530 CALL_EXPR_MUST_TAIL_CALL.
23531 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
23532 (gimple_call_set_must_tail): New function.
23533 (gimple_call_must_tail_p): New function.
23534 * print-tree.c (print_node): Update printing of TREE_STATIC
23535 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
23536 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
23537 trailing comment listing applicable flags.
23538 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
23540 2016-05-20 David Malcolm <dmalcolm@redhat.com>
23542 * calls.c (expand_call): Move "Rest of purposes for tail call
23543 optimizations to fail" to...
23544 (can_implement_as_sibling_call_p): ...this new function, and
23545 split into multiple "if" statements.
23547 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
23549 * cfgloop.h (expected_loop_iterations_unbounded,
23550 expected_loop_iterations): Unconstify.
23551 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
23552 profile with known upper bound; return 3 when profile is absent.
23553 (expected_loop_iterations): Update.
23555 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
23557 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
23558 and get_max_loop_iterations_int.
23560 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
23562 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
23563 realistic upper bounds here.
23565 2016-05-20 Jakub Jelinek <jakub@redhat.com>
23568 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
23569 calls if the LHS is variable length or has addressable type.
23570 If targets[0]->decl is a noreturn call with void return type and
23571 zero arguments, adjust fntype and remove lhs in that case.
23573 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
23575 PR tree-optimization/71079
23576 PR tree-optimization/71206
23577 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
23579 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
23581 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
23582 (get_vec_alignment_for_array_decl): Likewise.
23583 (get_vec_alignment_for_record_decl): Likewise.
23584 (increase_alignment::execute): Move code to find alignment to
23585 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
23586 (type_align_map): New hash_map.
23588 2016-05-20 Richard Guenther <rguenther@suse.de>
23590 PR tree-optimization/29756
23591 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
23592 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
23593 * fold-const.c (operand_equal_p): Likewise.
23594 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
23595 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
23596 * tree-inline.c (estimate_operator_cost): Likewise.
23597 * tree-pretty-print.c (dump_generic_node): Likewise.
23598 * tree-ssa-operands.c (get_expr_operands): Likewise.
23599 * cfgexpand.c (expand_debug_expr): Likewise.
23600 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
23601 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
23602 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
23603 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
23604 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
23605 (execute_update_addresses_taken): Do it.
23607 2016-05-20 Richard Biener <rguenther@suse.de>
23609 PR tree-optimization/71185
23610 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
23611 register operations.
23613 2016-05-20 Richard Biener <rguenther@suse.de>
23615 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
23616 gimple_seq_add_seq_without_update.
23617 (release_bb_predicate): Assert we have no operands to free.
23618 (if_convertible_loop_p_1): Calculate post dominators later.
23619 Do not free BB predicates here.
23620 (combine_blocks): Do not recompute BB predicates.
23621 (version_loop_for_if_conversion): Save BB predicates around
23624 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
23626 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
23627 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
23628 code. Ignore sibcalls on EDGE_IGNORE edges.
23629 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
23630 on edges for sibcalls that run without prologue. The rest of the
23631 function is combined from...
23632 (fix_fake_fallthrough_edge): ... this, and ...
23633 (try_shrink_wrapping): ... a part of this. Remove the bb_with
23634 function argument, make it a local variable.
23636 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
23638 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
23639 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
23640 for 32-bit mode and SEH for 64-bit.
23641 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
23642 TARGET_64BIT_DEFAULT.
23644 2016-05-19 Ryan Burn <contact@rnburn.com>
23646 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
23647 * gengtype.c (open_base_files): Add cilk.h to ifiles.
23649 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
23651 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
23652 force pending loads from memory.
23654 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
23656 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
23657 (UNSPEC_DARN_32): New unspec constant.
23658 (UNSPEC_DARN_RAW): New unspec constant.
23659 (darn_32): New instruction.
23660 (darn_raw): New instruction.
23661 (darn): New instruction.
23662 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
23663 support and documentation for this macro.
23664 (BU_P9_MISC_1): New macro definition.
23665 (BU_P9_64BIT_MISC_0): New macro definition.
23666 (BU_P9_MISC_0): New macro definition.
23667 (darn_32): New builtin definition.
23668 (darn_raw): New builtin definition.
23669 (darn): New builtin definition.
23670 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
23671 RS6000_BUILTIN_0 directives to surround each occurrence of
23672 #include "rs6000-builtin.def".
23673 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
23674 RS6000_BTM_64BIT flags to the returned mask, depending on
23676 (def_builtin): Correct an error in the assignments made to the
23677 debugging variable attr_string.
23678 (rs6000_expand_builtin): Add support for no-operand built-in
23680 (builtin_function_type): Remove fatal_error assertion that is no
23682 (rs6000_common_init_builtins): Add support for no-operand built-in
23684 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
23686 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
23688 (RS6000_BTM_64BIT): New macro definition.
23689 * doc/extend.texi: Document __builtin_darn (void),
23690 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
23693 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
23695 * tree-vect-loop.c (vect_analyze_loop_2): Use also
23696 max_loop_iterations_int.
23698 2016-05-19 Marek Polacek <polacek@redhat.com>
23700 PR tree-optimization/71031
23701 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
23702 condition and adjust the code a bit.
23704 2016-05-19 Martin Liska <mliska@suse.cz>
23706 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
23707 auto_vec instead of vec.
23709 2016-05-19 Martin Liska <mliska@suse.cz>
23711 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
23713 2016-05-19 Martin Liska <mliska@suse.cz>
23715 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
23717 2016-05-19 Martin Liska <mliska@suse.cz>
23719 * ipa-pure-const.c (set_function_state): Remove an existing
23721 (remove_node_data): Do not free it as it's released
23722 in set_function_state.
23724 2016-05-19 Martin Liska <mliska@suse.cz>
23726 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
23729 2016-05-19 Martin Liska <mliska@suse.cz>
23731 * omp-simd-clone.c (simd_clone_adjust): Release vector.
23733 2016-05-19 Martin Liska <mliska@suse.cz>
23735 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
23736 an auto_vec instead of re-creating it.
23738 2016-05-19 Martin Liska <mliska@suse.cz>
23740 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
23741 auto_vec instead of vec.
23743 2016-05-19 Martin Liska <mliska@suse.cz>
23745 * lto-section-in.c (lto_get_section_data): Call
23746 lto_check_version with additional argument.
23747 * lto-streamer.c (lto_check_version): Add new argument.
23748 * lto-streamer.h (lto_check_version): Likewise.
23750 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23752 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
23753 Don't add cost of inner memory when handling sign-extended loads.
23755 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
23757 PR rtl-optimization/71148
23758 * cse.c (cse_main): Free dominance info.
23759 (rest_of_handle_cse): Don't free dominance info.
23760 (rest_of_handle_cse2): Likewise.
23761 (rest_of_handle_cse_after_global_opts): Likewise.
23763 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23766 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
23767 NULL_TREE early if NEON is not available. Remove now redundant check
23768 in ARM_CHECK_BUILTIN_MODE.
23770 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
23773 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
23774 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
23775 * doc/cpp.texi: Document new macros.
23777 2016-05-19 Bin Cheng <bin.cheng@arm.com>
23779 PR tree-optimization/69848
23780 * tree-vect-loop.c (vectorizable_reduction): Don't factor
23781 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
23783 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
23785 * function.c (thread_prologue_and_epilogue_insn): Move the
23786 "goto epilogue_done" one block later.
23788 2016-05-19 Richard Biener <rguenther@suse.de>
23790 PR tree-optimization/70729
23791 * passes.def: Move LIM pass before PRE. Remove no longer
23792 required copyprop and move first DCE out of the loop pipeline.
23794 2016-05-18 David Malcolm <dmalcolm@redhat.com>
23797 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
23798 (OBJS-libcommon-target): ...here.
23799 * opts-common.c: Include spellcheck.h.
23800 (cmdline_handle_error): Build a vec of valid options and use it
23801 to suggest provide hints for misspelled arguments.
23803 2016-05-18 Jakub Jelinek <jakub@redhat.com>
23806 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
23807 lhs if it has TREE_ADDRESSABLE type.
23809 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
23812 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
23813 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
23815 2016-05-18 Martin Jambor <mjambor@suse.cz>
23818 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
23819 input for NOP_EXPR pass-through functions.
23820 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
23821 aggregate global constant VAR_DECLs in constant jump functions.
23823 2016-05-18 Martin Jambor <mjambor@suse.cz>
23826 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
23827 from TREE_READONLY parameters.
23829 2016-05-18 Martin Jambor <mjambor@suse.cz>
23832 * cgraph.h (cgraph_indirect_call_info): New field
23833 guaranteed_unmodified.
23834 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
23835 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
23837 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
23838 pass the parameter value to ipa_find_agg_cst_for_param.
23839 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
23840 guaranteed_unmodified, store AA results there instead of bailing out
23842 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
23843 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
23844 (find_constructor_constant_at_offset): New function.
23845 (ipa_find_agg_cst_from_init): Likewise.
23846 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
23847 static initializers of contants, report back through a new paameter
23848 from_global_constant if that was the case.
23849 (try_make_edge_direct_simple_call): Also pass parameter value to
23850 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
23852 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
23853 (ipa_read_indirect_edge_info): Likewise.
23854 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
23855 (ipa_load_from_parm_agg): Likewise.
23857 2016-05-18 Jiong Wang <jiong.wang@arm.com>
23859 PR rtl-optimization/71150
23860 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
23863 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
23866 * config/rs6000/constraints.md (wE constraint): New constraint
23867 for a vector constant that can be loaded with XXSPLTIB.
23868 (wM constraint): New constraint for a vector constant of a 1's.
23869 (wS constraint): New constraint for a vector constant that can be
23870 loaded with XXSPLTIB and a vector sign extend instruction.
23871 * config/rs6000/predicates.md (xxspltib_constant_split): New
23872 predicates for wE/wS constraints.
23873 (xxspltib_constant_nosplit): Likewise.
23874 (easy_vector_constant): Add support for constants that can be
23875 loaded via XXSPLTIB.
23876 (all_ones_constant): New predicate for vector constant with all
23878 (splat_input_operand): Add support for ISA 3.0 word splat operations.
23879 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
23880 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
23881 instruction and possibly with a sign extension.
23882 (output_vec_const_move): Add support for XXSPLTIB. If we are
23883 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
23884 instead of XXLXOR/XXLORC.
23885 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
23887 (rs6000_legitimize_reload_address): Likewise.
23888 (rs6000_output_move_128bit): Use output_vec_const_move to emit
23890 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
23891 combine VSX_M and VSX_M2 into one iterator.
23892 (VSX_M2): Likewise.
23893 (VSINT_84): New iterators for loading constants with XXSPLTIB.
23894 (VSINT_842): Likewise.
23895 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
23896 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
23897 XXSPLTIB instruction.
23898 (xxspltib_<mode>_nosplit): Likewise.
23899 (xxspltib_<mode>_split): New insn to load up constants with
23900 XXSPLTIB and a sign extend instruction.
23901 (vsx_mov<mode>): Replace single move that handled all vector types
23902 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
23903 moves (when -mvsx-timode is in effect) into the main vector
23904 moves. Eliminate separate moves for <VSr> <VSa>, where the
23905 preferred register class (<VSr>) is listed first, and the
23906 secondary register class (<VSa>) is listed second with a '?' to
23907 discourage use. Prefer loading 0/-1 in any VSX register for ISA
23908 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
23909 that if the register was involved in a slow operation, the
23910 clear/set operation does not wait for the slow operation to
23911 finish. Adjust the length attributes for 32-bit mode. Use
23912 rs6000_output_move_128bit and drop the use of the string
23913 instructions for 32-bit movti when -mvsx-timode is in effect. Use
23914 spacing so that the alternatives and attributes don't generate
23915 long lines, and put things in columns, so that it is easier to
23916 match up the operands and attributes with the insn alternatives.
23917 (vsx_mov<mode>_64bit): Likewise.
23918 (vsx_mov<mode>_32bit): Likewise.
23919 (vsx_movti_64bit): Fold movti into normal vector moves.
23920 (vsx_movti_32bit): Likewise.
23921 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
23922 splat instructions.
23923 (vsx_splat_v4si_internal): Likewise.
23924 (vsx_splat_v4sf_internal): Likewise.
23925 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
23926 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
23927 extend vector elements.
23928 (vsx_sign_extend_hi_<mode>): Likewise.
23929 (vsx_sign_extend_si_v2di): Likewise.
23930 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
23932 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
23933 constraints. Add trailing period to wL documentation.
23935 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
23937 PR middle-end/71020
23938 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
23939 * tree-dfa.c (replace_abnormal_ssa_names): New function.
23940 * tree-call-cdce.c: Include tree-dfa.h.
23941 (can_guard_call_p): New function, extracted from...
23942 (can_use_internal_fn): ...here.
23943 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
23945 (shrink_wrap_one_built_in_call): Likewise.
23946 (use_internal_fn): Likewise.
23947 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
23948 and return void. Call replace_abnormal_ssa_names.
23949 (pass_call_cdce::execute): Check can_guard_call_p during the
23950 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
23951 will always change something.
23953 2016-05-18 Martin Jambor <mjambor@suse.cz>
23956 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
23957 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
23959 2016-05-18 Martin Jambor <mjambor@suse.cz>
23962 * ipa-inline.h (condition): New field size.
23963 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
23964 for comaprison and store it into the new condition.
23965 (evaluate_conditions_for_known_args): Use condition size to check
23966 access sizes for all but CHANGED conditions.
23967 (unmodified_parm_1): New parameter size_p, store access size into it.
23968 (unmodified_parm): Likewise.
23969 (unmodified_parm_or_parm_agg_item): Likewise.
23970 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
23971 (set_cond_stmt_execution_predicate): Extract access sizes and store
23972 them to conditions.
23973 (set_switch_stmt_execution_predicate): Likewise.
23974 (will_be_nonconstant_expr_predicate): Likewise.
23975 (will_be_nonconstant_predicate): Likewise.
23976 (inline_read_section): Stream condition size.
23977 (inline_write_summary): Likewise.
23979 2016-05-18 Richard Biener <rguenther@suse.de>
23981 * tree-ssa-loop-im.c (determine_max_movement): Properly add
23982 condition cost to PHI cost instead of total_cost.
23984 2016-05-18 Martin Liska <mliska@suse.cz>
23987 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
23990 2016-05-18 Richard Biener <rguenther@suse.de>
23992 * lto-streamer.h (LTO_major_version): Bump to 6.
23994 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
23996 * function.c (make_split_prologue_seq, make_prologue_seq,
23997 make_epilogue_seq): New functions, factored out from...
23998 (thread_prologue_and_epilogue_insns): Here.
24000 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
24002 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
24003 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
24004 of before. Add a comment.
24006 2016-05-18 Bin Cheng <bin.cheng@arm.com>
24008 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
24009 expression pointer, not pointer to the pointer.
24011 2016-05-18 Jakub Jelinek <jakub@redhat.com>
24013 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
24014 (avx2_pbroadcast<mode>): Add another alternative with v instead
24015 of x constraints in it, using <pbroadcast_evex_isa> isa.
24016 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
24018 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
24019 constraint x instead of v in second alternative, add avx512bw
24022 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
24023 constraint x instead of v in second alternative, add avx512bw
24026 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
24027 constraint x instead of v in second alternative, add avx512bw
24030 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
24031 avx512bw alternative.
24033 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
24035 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
24036 array to 128 chars.
24037 (define_insn "*andnottf3"): Ditto.
24038 (define_insn "*<code><mode>3"/any_logic): Ditto.
24039 (define_insn "*<code>tf3"/any_logic): Ditto.
24040 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
24041 operand to block AVX-512VL insn variant emit when it is not enabled.
24043 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
24045 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
24046 constraint fot SF mode.
24048 2016-05-18 Petr Murzin <petr.murzin@intel.com>
24049 Kirill Yukhin <kirill.yukhin@intel.com>
24051 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
24053 (define_insn "rsqrt14<mode>"): Ditto.
24054 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
24055 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
24056 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
24057 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
24058 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
24060 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
24061 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
24062 * config/i386/i386.c (ix86_print_operand): Expand check for size
24063 override codes for Intel syntax.
24065 2016-05-18 Richard Biener <rguenther@suse.de>
24067 PR tree-optimization/71168
24068 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
24069 initialization earlier.
24071 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
24073 * config/aarch64/aarch64-simd.md
24074 (aarch64_reduc_plus_internal<mode>): Rename to...
24075 (reduc_plus_scal): ...This, and remove previous implementation.
24077 2016-05-18 Richard Biener <rguenther@suse.de>
24079 * passes.def: Put late dse and cd_dce in canonical order.
24081 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
24083 * ipa-inline-transform.c (preserve_function_body_p): Look for
24084 first non-thunk clone.
24085 (save_function_body): Save into first non-thunk.
24086 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
24088 (lto_output_node): Inline thunks don't need body in every
24090 * lto-streamer-in.c: Do not fixup thunk clones.
24091 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
24093 * tree-inline.c (copy_bb): Be prepared for target node to be new after
24096 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
24098 PR middle-end/63586
24099 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
24100 (reassociate_bb): Call transform_add_to_multiply.
24102 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
24104 * config/aarch64/aarch64.c (all_extensions): Removed unused
24107 2016-05-17 Nathan Sidwell <nathan@acm.org>
24109 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
24110 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
24112 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
24114 PR tree-optimization/54579
24115 PR middle-end/55299
24116 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
24118 2016-05-17 Marek Polacek <polacek@redhat.com>
24121 * tree-inline.c (expand_call_inline): Call
24122 maybe_remove_unused_call_args.
24124 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
24126 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
24127 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
24128 * doc/md.texi (fmin@var{m}3): Likewise.
24130 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
24132 * match.pd (X & C): New transformation.
24134 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
24136 * match.pd (~X & Y): New transformation.
24138 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
24140 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
24141 information for new SSA_NAME.
24142 (simplify_conversion_using_ranges): Get range through get_range_info
24143 instead of get_value_range.
24145 2016-05-17 Jiong Wang <jiong.wang@arm.com>
24147 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
24148 Remove inline assembly.
24149 (vmvn_s16): Likewise.
24150 (vmvn_s32): Likewise.
24151 (vmvn_u8): Likewise.
24152 (vmvn_u16): Likewise.
24153 (vmvn_u32): Likewise.
24154 (vmvnq_s8): Likewise.
24155 (vmvnq_s16): Likewise.
24156 (vmvnq_s32): Likewise.
24157 (vmvnq_u8): Likewise.
24158 (vmvnq_u16): Likewise.
24159 (vmvnq_u32): Likewise.
24160 (vmvn_p8): Likewise.
24161 (vmvnq_p16): Likewise.
24163 2016-05-17 Jiong Wang <jiong.wang@arm.com>
24165 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
24167 (vmul_n_s16): Likewise.
24168 (vmul_n_s32): Likewise.
24169 (vmul_n_u16): Likewise.
24170 (vmul_n_u32): Likewise.
24171 (vmulq_n_f32): Likewise.
24172 (vmulq_n_f64): Likewise.
24173 (vmulq_n_s16): Likewise.
24174 (vmulq_n_s32): Likewise.
24175 (vmulq_n_u16): Likewise.
24176 (vmulq_n_u32): Likewise.
24178 2016-05-17 Jiong Wang <jiong.wang@arm.com>
24180 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
24181 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
24183 2016-05-17 Jiong Wang <jiong.wang@arm.com>
24185 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
24186 to *aarch64_fma4_elt_from_dup<mode>.
24187 (*aarch64_fnma4_elt_to_128df): Rename to
24188 *aarch64_fnma4_elt_from_dup<mode>.
24189 * config/aarch64/arm_neon.h (vfma_n_f64): New.
24190 (vfms_n_f32): Likewise.
24191 (vfms_n_f64): Likewise.
24192 (vfmsq_n_f32): Likewise.
24193 (vfmsq_n_f64): Likewise.
24195 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
24197 * wide-int.h: Change fixed_wide_int_storage from class to struct.
24199 2016-05-17 Richard Biener <rguenther@suse.de>
24201 PR tree-optimization/71132
24202 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
24203 Only add control dependences for blocks in the loop.
24204 (build_rdg): Adjust.
24205 (generate_code_for_partition): Return whether loop should
24206 be destroyed and delay that.
24207 (distribute_loop): Likewise.
24208 (pass_loop_distribution::execute): Record loops to be destroyed
24209 and perform delayed destroying of loops.
24211 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24214 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
24216 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
24218 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
24220 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
24223 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
24224 insertion point for instructions generated by validize_mem.
24226 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
24228 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
24231 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
24233 * config/aarch64/aarch64.c
24234 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
24235 rather than a macro.
24237 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
24239 * doc/invoke.texi (AArch64 Options): Various updates.
24241 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
24243 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
24244 into instrumentation thunks.
24245 * cif-code.def (CIF_CHKP): New.
24247 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
24249 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
24251 2016-05-16 Martin Jambor <mjambor@suse.cz>
24253 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
24254 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
24256 2016-05-16 Marek Polacek <polacek@redhat.com>
24258 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
24261 2016-05-16 Martin Jambor <mjambor@suse.cz>
24264 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
24265 the outlined kernel function.
24267 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
24269 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
24270 (ISA_HAS_DLSA): Ditto.
24272 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
24274 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
24276 2016-05-16 Nathan Sidwell <nathan@acm.org>
24278 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
24279 (nvptx_name_replacement): Restore. Add comment.
24280 (write_fn_proto, write_fn_proto_from_insn,
24281 nvptx_output_call_insn): Restore
24282 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
24284 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
24286 * config/aarch64/aarch64.md
24287 (add<mode>3_compareC_cconly_imm): Remove use of %w.
24288 (add<mode>3_compareC_imm): Likewise.
24289 (<optab>si3_uxtw): Split into register and immediate variants.
24290 (andsi3_compare0_uxtw): Likewise.
24291 (and<mode>3_compare0): Likewise.
24292 (and<mode>3nr_compare0): Likewise.
24293 (stack_protect_test_<mode>): Don't use %x for memory operands.
24295 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
24297 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
24299 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
24301 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
24302 Split integer shifts into shift_reg and bfm.
24303 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
24304 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
24305 (ror<mode>3_insn): Likewise.
24306 (<optab>si3_insn_uxtw): Likewise.
24307 (<optab><mode>3_insn): Change to rotate_imm.
24308 (extr<mode>5_insn_alt): Likewise.
24309 (extrsi5_insn_uxtw): Likewise.
24310 (extrsi5_insn_uxtw_alt): Likewise.
24312 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
24314 * doc/tm.texi: Regenerate.
24315 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
24316 (TARGET_INVALID_RETURN_TYPE): Remove.
24317 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
24318 TARGET_INVALID_RETURN_TYPE.
24319 * target.def (invalid_parameter_type): Remove.
24320 (invalid_return_type): Remove.
24322 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
24324 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
24325 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
24327 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
24329 (preserve_function_body_p): No need to preserve function body
24330 * cif-codes.def (CIF_THUNK): Remove.
24331 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
24333 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
24335 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
24337 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
24339 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
24342 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
24344 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
24345 (inline_small_functions): Do not look for function symbol when
24348 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
24350 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
24353 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
24354 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24355 Jiong Wang <jiong.wang@arm.com>
24357 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
24358 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
24359 Define __ARM_FP16_ARGS when appropriate.
24360 * config/arm/arm.c (arm_invalid_parameter_type): Remove
24362 (arm_invalid_return_type): Likewise.
24363 (TARGET_INVALID_PARAMETER_TYPE): Remove.
24364 (TARGET_INVALID_RETURN_TYPE): Remove.
24365 (aapcs_vfp_sub_candidate): Allow HFmode.
24366 (aapcs_vfp_allocate): Add comment. Support HFmode.
24367 (aapcs_vfp_allocate_return_reg): Likewise.
24368 (struct aapcs_cp_arg_layout): Slightly reword comments for
24369 is_return_candidate and allocate_return_reg.
24370 (output_mov_vfp): Update assert.
24371 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
24373 (arm_invalid_parameter_type): Remove.
24374 (amr_invalid_return_type): Remove.
24375 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
24376 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
24377 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
24379 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
24381 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
24382 * config/aarch64/arch64-protos.h
24383 (aarch64_legitimize_reload_address): Remove.
24384 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
24387 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
24389 * configure.ac: Add ACX_NONCANONICAL_HOST.
24390 * configure: Regenerate.
24391 * Makefile.in: Set host_noncanonical.
24393 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
24396 * config/i386/i386.md (*movtf_internal): Before register allocation,
24397 do not allow FP constants for CM_MEDIUM memory model, allow only
24398 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
24399 (*movxf_internal): Ditto.
24400 (*movdf_internal): Ditto.
24401 (*movsf_internal): Ditto.
24403 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
24405 PR rtl-optimization/67483
24406 * combine.c (make_compound_operation): Don't call extract_left_shift
24407 with negative shift amounts.
24409 2016-05-13 Jakub Jelinek <jakub@redhat.com>
24412 * fold-const.c (fold_checksum_tree): Allow modification
24413 of TYPE_ALIAS_SET during folding.
24415 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
24416 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
24417 (ix86_split_to_parts): Likewise. Fix up formatting.
24419 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
24421 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
24422 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
24425 2016-05-13 Nathan Sidwell <nathan@acm.org>
24427 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
24428 (nvptx_name_replacement): Delete.
24429 (write_fn_proto, write_fn_proto_from_insn,
24430 nvptx_output_call_insn): Remove nvptx_name_replacement call.
24431 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
24432 * langhooks.c (add_builtin_funcction_common): Call
24433 targetm.mangle_decl_assembler_name.
24435 * config/nvptx/nvptx.c (write_fn_proto): Handle
24436 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
24438 2016-05-13 Martin Liska <mliska@suse.cz>
24440 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
24441 and PRIu64 in printf format.
24443 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24445 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
24448 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24450 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
24451 Change --param max-completely-peeled-times to
24452 --param max-completely-peel-times in dump file printing.
24454 2016-05-13 Richard Biener <rguenther@suse.de>
24456 PR tree-optimization/42587
24457 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
24458 (find_bswap_or_nop_1): Likewise.
24459 (bswap_replace): Likewise.
24461 2016-05-13 Martin Liska <mliska@suse.cz>
24463 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
24464 Initialize a variable with default value.
24466 2016-05-13 Martin Liska <mliska@suse.cz>
24468 * doc/invoke.texi: Enhance explanation of error recovery
24471 2016-05-13 Martin Liska <mliska@suse.cz>
24473 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
24474 (struct cost_pair): Change inv_expr_id (int) to inv_expr
24475 (iv_inv_expr_ent *).
24476 (struct iv_inv_expr_ent): Comment struct fields.
24477 (sort_iv_inv_expr_ent): New function.
24478 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
24479 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
24480 a hash_map between iv_inv_expr_ent and number of usages.
24481 (niter_for_exit): Fix coding style.
24482 (tree_ssa_iv_optimize_init): Use renamed variable.
24483 (determine_base_object): Fix coding style.
24484 (alloc_iv): Likewise.
24485 (find_interesting_uses_outside): Likewise.
24486 (add_candidate_1): Likewise.
24487 (add_standard_iv_candidates): Likewise.
24488 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
24489 (prepare_decl_rtl): Fix coding style.
24490 (get_address_cost): Likewise.
24491 (get_shiftadd_cost): Likewise.
24492 (force_expr_to_var_cost): Likewise.
24493 (compare_aff_trees): Likewise.
24494 (get_expr_id): Restructure the function.
24495 (get_loop_invariant_expr_id): Renamed to
24496 get_loop_invariant_expr.
24497 (get_computation_cost_at): Replace usage of inv_expr_id with
24499 (get_computation_cost): Likewise.
24500 (determine_group_iv_cost_generic): Likewise.
24501 (determine_group_iv_cost_address): Likewise.
24502 (iv_period): Fix coding style.
24503 (iv_elimination_compare_lt): Likewise.
24504 (may_eliminate_iv): Likewise.
24505 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
24507 (determine_group_iv_costs): Dump invariant expressions.
24508 (iv_ca_recount_cost): Use the newly added hash_map.
24509 (iv_ca_set_remove_invariants): Fix coding style.
24510 (iv_ca_set_add_invariants): Fix coding style.
24511 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
24513 (iv_ca_set_cp): Likewise.
24514 (iv_ca_new): Initialize the newly added hash_map and remove
24515 initialization of fields.
24516 (iv_ca_free): Delete the hash_map.
24517 (iv_ca_dump): Dump invariant expressions.
24518 (iv_ca_extend): Fix coding style.
24519 (try_add_cand_for): Likewise.
24520 (create_new_ivs): Dump information about # of avg iterations and
24521 # of used invariant expressions.
24522 (rewrite_use_compare): Fix coding style.
24523 (free_loop_data): Set default value for max_inv_expr_id.
24525 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
24527 * cse.c (rest_of_handle_cse): Use cleanup_cfg
24528 returned value cse_cfg_altered computation.
24529 (rest_of_handle_cse2): Likewise.
24530 (rest_of_handle_cse_after_global_opts): Likewise.
24532 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24535 * config/arm/arm.c (arm32_output_mi_thunk): New.
24536 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
24537 to split Thumb1 vs TARGET_32BIT functionality.
24538 (arm_thumb1_mi_thunk): New.
24540 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24542 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
24545 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24548 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
24550 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
24552 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
24553 (expand_builtin_trap): Emit a regular call.
24554 (set_builtin_user_assembler_name): Remove obsolete cases.
24555 * dse.c (scan_insn): Adjust.
24556 * except.c: Include calls.h.
24557 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
24558 emit a regular call to setjmp.
24559 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
24560 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
24561 (emit_block_move_via_libcall): Delete.
24562 (block_move_fn): Delete.
24563 (init_block_move_fn): Likewise.
24564 (emit_block_move_libcall_fn): Likewise.
24565 (emit_block_op_via_libcall): New function.
24566 (set_storage_via_libcall): Tidy up and use memset builtin.
24567 (block_clear_fn): Delete.
24568 (init_block_clear_fn): Likewise.
24569 (clear_storage_libcall_fn): Likewise.
24570 (expand_assignment): Call emit_block_move_via_libcall.
24571 Do not include gt-expr.h.
24572 * expr.h (emit_block_op_via_libcall): Declare.
24573 (emit_block_copy_via_libcall): New inline function.
24574 (emit_block_move_via_libcall): Likewise.
24575 (emit_block_comp_via_libcall): Likewise.
24576 (block_clear_fn): Delete.
24577 (init_block_move_fn): Likewise.
24578 (init_block_clear_fn): Likewise.
24579 (emit_block_move_via_libcall): Likewise.
24580 (set_storage_via_libcall): Add default parameter value.
24581 * libfuncs.h (enum libfunc_index): Remove obsolete values.
24582 (abort_libfunc): Delete.
24583 (memcpy_libfunc): Likewise.
24584 (memmove_libfunc): Likewise.
24585 (memcmp_libfunc): Likewise.
24586 (memset_libfunc): Likewise.
24587 (setbits_libfunc): Likewise.
24588 (setjmp_libfunc): Likewise.
24589 (longjmp_libfunc): Likewise.
24590 (profile_function_entry_libfunc): Likewise.
24591 (profile_function_exit_libfunc): Likewise.
24592 (gcov_flush_libfunc): Likewise.
24593 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
24594 and DECL_VISIBILITY on the declaration.
24595 (init_optabs): Do not initialize obsolete libfuncs.
24596 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
24597 * tree-core.h (ECF_RET1): Define.
24598 (ECF_TM_PURE): Adjust.
24599 (ECF_TM_BUILTIN): Likewise.
24600 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
24601 (build_common_builtin_nodes): Initialize abort builtin.
24602 Add ECF_RET1 on memcpy, memmove and memset builtins.
24603 Pass final flags for alloca and alloca_with_align builtins.
24604 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
24606 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
24607 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
24608 set_storage_via_libcall and call emit_block_copy_via_libcall.
24610 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
24612 * config/i386/i386.md (*call_got_x32): Change operand 0 to
24613 DImode before it is passed to ix86_output_call_operand.
24614 (*call_value_got_x32): Ditto for operand 1.
24616 2016-05-12 Jiong Wang <jiong.wang@arm.com>
24618 PR rtl-optimization/70904
24619 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
24620 reload for wide mode.
24622 2016-05-12 Marek Polacek <polacek@redhat.com>
24625 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
24626 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
24627 * langhooks.h (incomplete_type_error): Likewise.
24628 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
24629 parameter, pass it down to incomplete_type_error.
24630 * tree.h (size_in_bytes): New inline overload.
24631 (size_in_bytes_loc): Renamed from size_in_bytes.
24633 2016-05-12 Richard Biener <rguenther@suse.de>
24635 PR tree-optimization/71059
24636 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
24637 nary before looking up or entering the expression into the VN
24639 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
24640 Make sure to re-use NARYs without result as inserted by
24643 2016-05-12 Richard Biener <rguenther@suse.de>
24645 PR tree-optimization/71062
24646 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
24648 * tree-ssa-structalias.c (set_uids_in_ptset): Set
24649 vars_contains_restrict if the var is a restrict tag.
24650 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
24651 do not disambiguate pointers against it.
24652 (dump_points_to_solution): Re-structure and adjust for new
24653 vars_contains_restrict flag.
24654 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
24656 2016-05-12 Martin Liska <mliska@suse.cz>
24658 * doc/invoke.texi: Explain connection between
24659 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
24661 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
24663 PR tree-optimization/71006
24664 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
24665 consider COND_EXPR as a mask producer.
24667 2016-05-12 Marek Polacek <polacek@redhat.com>
24670 * opts.c (common_handle_option): Detect missing argument for --help^.
24672 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24675 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
24676 when popping the PC and within an interrupt handler routine.
24677 Add missing tab to output of "ldmfd".
24678 (output_return_instruction): Output LDMFD with SP update rather
24679 than POP when returning from interrupt handler.
24681 2016-05-12 Jakub Jelinek <jakub@redhat.com>
24683 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
24684 TARGET_64BIT && TARGET_AVX512DQ.
24685 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
24686 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
24687 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
24688 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
24689 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
24690 (*vec_extractv4si_zext): Add avx512dq alternative.
24691 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
24692 use v instead of x constraint in other alternatives where possible.
24694 * config/i386/sse.md (sse2_loadld): Use v instead of x
24695 constraint in alternatives 0,1,4.
24697 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
24698 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
24699 v constraints instead of x and <pinsr_evex_isa> isa attribute.
24702 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
24703 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
24704 is not emitted unless TARGET_AVX512BW.
24705 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
24706 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
24707 for the result operand.
24709 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
24710 constraint instead of x in avx alternatives. Use maybe_evex instead
24713 * config/i386/constraints.md (Yv): New constraint.
24714 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
24715 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
24716 * config/i386/i386.md (avx512fvecmode): New mode attr.
24717 (*pushtf): Use v constraint instead of x.
24718 (*movtf_internal): Likewise. For TARGET_AVX512VL and
24719 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
24720 (*absneg<mode>2): Use Yv constraint instead of x constraint.
24721 (*absnegtf2_sse): Likewise.
24722 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
24723 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
24724 avx512f alternatives.
24725 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
24727 2016-05-12 Richard Biener <rguenther@suse.de>
24729 PR tree-optimization/71060
24730 * tree-data-ref.c (initialize_data_dependence_relation): Do not
24731 require exact match of DR_BASE_OBJECT but only matching address and
24734 2016-05-12 Richard Biener <rguenther@suse.de>
24736 PR tree-optimization/70986
24737 * cfganal.c: Include cfgloop.h.
24738 (dfs_find_deadend): Prefer to take edges exiting loops.
24740 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24742 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
24743 compile and run time.
24745 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
24748 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
24750 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
24752 * config/i386/i386.c (legitimize_pic_address): Use
24753 copy_to_suggested_reg instead of gen_movsi.
24755 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
24757 * config/rs6000/predicates.md (quad_memory_operand): Move most of
24758 the code into quad_address_p and call it to share code with
24759 vsx_quad_dform_memory_operand.
24760 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
24762 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
24763 bit instead of being a separate word. Split -mpower9-dform into
24764 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
24765 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
24766 for the register class supporting 128-bit quad word memory offsets.
24767 (mode_supports_vsx_dform_quad): Helper function to return if the
24768 register class uses quad word memory offsets.
24769 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
24770 (rs6000_debug_reg_global): Always print if we are using LRA or not.
24771 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
24772 instructions are enabled, set up the appropriate addr_masks for
24774 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
24775 -mpower9-dform-scalar, instead of -mpower9-dform.
24776 (rs6000_option_override_internal): Split -mpower9-dform into two
24777 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
24778 -mpower9-dform switch sets or clears both. If we are not using
24779 the LRA register allocator, do not enable -mpower9-dform-vector by
24780 default. If we are using LRA, enable -mpower9-dform-vector and
24781 -mvsx-timode if it is appropriate. Issue a warning if either
24782 -mpower9-dform-vector or -mvsx-timode are explicitly used without
24784 (quad_address_offset_p): New helper function to return if the
24785 offset is legal for quad word memory instructions.
24786 (quad_address_p): New function to determin if GPR or vector
24787 register quad word memory addresses are legal.
24788 (mem_operand_gpr): Validate quad word address offsets.
24789 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
24790 d-form (register + offset) instructions.
24791 (offsettable_ok_by_alignment): Likewise.
24792 (rs6000_legitimate_offset_address_p): Likewise.
24793 (legitimate_lo_sum_address_p): Likewise.
24794 (rs6000_legitimize_address): Likewise.
24795 (rs6000_legitimize_reload_address): Add more debug statements for
24797 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
24798 d-form instructions.
24799 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
24800 d-form instructions. Distinguish different cases in debug
24801 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
24802 d-form instructions.
24803 (rs6000_preferred_reload_class): Likewise.
24804 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
24805 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
24806 of the ISA 2.06 indexed memory instructions.
24807 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
24808 use them to save/restore the saved vector registers instead of
24809 using Altivec instructions.
24810 (rs6000_emit_epilogue): Likewise.
24811 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
24812 (rs6000_opt_masks): Split -mpower9-dform into
24813 -mpower9-dform-scalar and -mpower9-dform-vector.
24814 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
24816 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
24817 ISA 3.0 vector indexed memory instructions, and fold the code into
24818 the normal mov<mode> patterns.
24819 (p9_vecstore_<mode>): Likewise.
24820 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
24822 (vsx_movti_64bit): Likewise.
24823 (vsx_movti_32bit): Likewise.
24824 * config/rs6000/constraints.md (wO constraint): New constraint for
24825 ISA 3.0 vector d-form support.
24826 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
24827 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
24828 include -mpower9-dform-vector until we switch over to LRA.
24829 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
24830 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
24831 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
24832 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
24833 for -mpower9-dform and -mlra.
24834 * doc/md.texi (wO constraint): Document wO constraint.
24836 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
24838 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
24839 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
24840 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
24841 Move handling of non-insn arguments inline into the sole user:
24842 (output_trans_func): ...here.
24843 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
24844 in emitted function prototype.
24845 (output_internal_insn_latency_func): Ditto. Simplify.
24846 (output_internal_maximal_insn_latency_func): Ditto. Delete
24847 always-unused argument.
24848 (output_insn_latency_func): Ditto.
24849 (output_maximal_insn_latency_func): Ditto.
24851 2016-05-11 Richard Biener <rguenther@suse.de>
24853 PR tree-optimization/71055
24854 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
24855 sth with precision not equal to access size verify we don't chop
24858 2016-05-11 Richard Biener <rguenther@suse.de>
24861 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
24862 (dwarf2out_finish): Move retry_incomplete_types call ...
24863 (dwarf2out_early_finish): ... here.
24865 2016-05-11 Richard Biener <rguenther@suse.de>
24867 PR middle-end/71002
24868 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
24869 if the langhook insists on it.
24870 * fold-const.c (make_bit_field_ref): Add arg for the original
24871 reference and preserve its alias-set.
24872 (decode_field_reference): Take exp by reference and adjust it
24873 to the original memory reference.
24874 (optimize_bit_field_compare): Adjust callers.
24875 (fold_truth_andor_1): Likewise.
24876 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
24878 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
24880 PR middle-end/70807
24881 * cfgrtl.h (delete_insn_and_edges): Now return bool.
24882 * cfgrtl.c (delete_insn_and_edges): Likewise.
24883 * config/i386/i386.c (convert_scalars_to_vector): Remove
24885 * cse.c (cse_insn): Compute cse_cfg_altered.
24886 (delete_trivially_dead_insns): Likewise.
24887 (cse_cc_succs): Likewise.
24888 (rest_of_handle_cse): Free dominance info if required.
24889 (rest_of_handle_cse2): Likewise.
24890 (rest_of_handle_cse_after_global_opts): Likewise.
24892 2016-05-11 Alan Modra <amodra@gmail.com>
24894 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
24895 abi_v4_pass_in_fpr): New functions.
24896 (rs6000_function_arg_boundary): Exclude complex IBM long double
24897 from 64-bit alignment when ABI_V4.
24898 (rs6000_function_arg, rs6000_function_arg_advance_1,
24899 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
24901 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
24903 PR rtl-optimization/71028
24904 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
24905 jump with just a return in the fallthrough block if the branch
24906 block contains just a return as well.
24908 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
24910 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
24911 * match.pd ((X & Y) ^ Y): ... this.
24912 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
24913 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
24915 2016-05-10 David Malcolm <dmalcolm@redhat.com>
24917 * read-md.c (require_char_ws): New function.
24918 (read_string): Simplify using require_char_ws.
24919 (handle_constants): Likewise.
24920 (handle_enum): Likewise.
24921 (handle_file): Likewise.
24922 * read-md.h (require_char_ws): New declaration.
24923 * read-rtl.c (read_conditions): Simplify using require_char_ws.
24924 (read_mapping): Likewise.
24925 (read_rtx_code): Likewise.
24926 (read_nested_rtx): Likewise.
24928 2016-05-10 James Norris <jnorris@codesourcery.com>
24930 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
24931 if offloading is enabled and -fopenacc or -fopenmp is specified.
24932 (CRTOFFLOADEND): Likewise.
24933 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
24934 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
24936 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
24938 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
24939 gotoff_operand code paths. Use copy_to_suggested_regs and
24940 expand_simple_binop where appropriate. Cleanup.
24942 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
24945 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
24947 (dimode_scalar_chain::vector_const_cost): New.
24948 (dimode_scalar_chain::compute_convert_gain): Handle constants.
24949 (dimode_scalar_chain::convert_op): Likewise.
24950 (dimode_scalar_chain::convert_insn): Likewise.
24952 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
24954 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
24955 unary operation, not a binary one.
24957 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
24959 PR middle-end/70877
24960 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
24961 calls with type casted fndecl.
24963 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
24965 PR tree-optimization/70786
24966 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
24967 * calls.c (initialize_argument_information): Bind bounds
24968 with corresponding args passed by reference.
24970 2016-05-10 Jakub Jelinek <jakub@redhat.com>
24973 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
24974 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
24975 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
24978 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24981 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
24982 code for a zero scale factor.
24983 (vsx_xvcvdpuxds_scale): Likewise.
24985 2016-05-10 David Malcolm <dmalcolm@redhat.com>
24987 * diagnostic-show-locus.c (layout::layout): Call show_ruler
24988 if show_ruler_p was set on the context.
24989 (layout::show_ruler): New method.
24990 * diagnostic.h (struct diagnostic_context): Add field
24993 2016-05-10 Richard Biener <rguenther@suse.de>
24995 PR tree-optimization/71039
24996 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
24997 (chk_uses): New function.
24998 (propagate_with_phi): Verify we can safely replicate the lhs of an
24999 aggregate assignment on all incoming edges.
25001 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
25003 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
25005 (rx_atomic_sequence): New class.
25006 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
25007 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
25009 (rx_atomic_sequence::rx_atomic_sequence,
25010 rx_atomic_sequence::~rx_atomic_sequence): New functions.
25011 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
25012 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
25013 CTRLREG_INTB): New constants.
25014 (FETCHOP): New code iterator.
25015 (fethcop_name, fetchop_name2): New iterator code attributes.
25016 (QIHI): New mode iterator.
25017 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
25018 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
25019 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
25021 2016-05-10 Martin Liska <mliska@suse.cz>
25023 * tree-inline.c (remap_dependence_clique): Do not remap
25024 debugging statements.
25026 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25028 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
25029 ("*fixuns_truncdfdi2_z13")
25030 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
25031 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
25032 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
25034 2016-05-10 Richard Biener <rguenther@suse.de>
25036 PR tree-optimization/70497
25037 PR tree-optimization/28367
25038 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
25040 (visit_reference_op_load): ... here.
25041 (vn_reference_lookup_3): Use it to handle subreg-like accesses
25042 with simplified BIT_FIELD_REFs.
25043 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
25044 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
25047 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
25049 * dwarf2out.c (add_abstract_origin_attribute): Adjust
25050 documentation comment. For BLOCK nodes, add a
25051 DW_AT_abstract_origin attribute that points to the DIE generated
25052 for the origin BLOCK.
25053 (gen_lexical_block_die): Call add_abstract_origin_attribute for
25054 blocks from inlined functions.
25056 2016-05-10 Alan Modra <amodra@gmail.com>
25059 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
25060 regrename modifying insns saving lr before __morestack call.
25061 * config/rs6000/rs6000.md (split_stack_return): Similarly for
25062 insns restoring lr after __morestack call.
25064 2016-05-09 Jakub Jelinek <jakub@redhat.com>
25066 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
25067 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
25069 * config/i386/sse.md (vec_interleave_high<mode>,
25070 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
25071 <avx512>_vpermt2var<mode>3_maskz): Likewise.
25073 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
25075 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
25076 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
25077 parallel reassociation for power8 and forward.
25079 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
25081 * config/i386/i386.md (absneg splitters with general regs): Use
25082 general_reg_operand predicate.
25083 (btsq peephole2): Use x86_64_immediate_operand to check if new
25084 value is suitable for immediate operand. Generate emitted insn
25085 using RTL expressions.
25086 (btcq peephole2): Ditto.
25087 (btrq peephole2): Ditto. Generate correct immediate operand
25090 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
25092 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
25095 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
25097 * tree-affine.c (wide_int_constant_multiple_p): Add missing
25098 pointer dereference.
25100 2016-05-09 Richard Biener <rguenther@suse.de>
25102 PR tree-optimization/70985
25103 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
25104 op0 isn't a gimple register.
25106 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
25108 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
25109 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
25110 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
25111 (i6400_fpu_mult): New cpu units.
25112 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
25113 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
25114 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
25115 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
25116 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
25117 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
25118 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
25119 (i6400_msa_long_float4, i6400_msa_long_float5)
25120 (i6400_msa_long_float8, i6400_msa_fdiv_df)
25121 (i6400_msa_fdiv_sf): New reservations.
25122 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
25123 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
25124 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
25125 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
25126 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
25127 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
25128 (msa_short_cmp, msa_short_float2, msa_short_logic3)
25129 (msa_short_store4, msa_long_load, msa_short_store)
25130 (msa_long_logic, msa_long_float2, msa_long_float4)
25131 (msa_long_float5, msa_long_float8, msa_long_mult)
25132 (msa_long_fdiv, msa_long_div): New reservations.
25134 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
25135 Sameera Deshpande <sameera.deshpande@imgtec.com>
25136 Matthew Fortune <matthew.fortune@imgtec.com>
25137 Graham Stott <graham.stott@imgtec.com>
25138 Chao-ying Fu <chao-ying.fu@imgtec.com>
25140 * config.gcc: Add MSA header file for mips*-*-* target.
25141 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
25142 (Ubv8i, Urv8): New constraints.
25143 * config/mips/mips-ftypes.def: Add function types for MSA
25145 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
25146 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
25147 * config/mips/mips-msa.md: New file.
25148 * config/mips/mips-protos.h
25149 (mips_split_128bit_const_insns): New prototype.
25150 (mips_msa_idiv_insns): Likewise.
25151 (mips_split_128bit_move): Likewise.
25152 (mips_split_128bit_move_p): Likewise.
25153 (mips_split_msa_copy_d): Likewise.
25154 (mips_split_msa_insert_d): Likewise.
25155 (mips_split_msa_fill_d): Likewise.
25156 (mips_expand_msa_branch): Likewise.
25157 (mips_const_vector_same_val_p): Likewise.
25158 (mips_const_vector_same_bytes_p): Likewise.
25159 (mips_const_vector_same_int_p): Likewise.
25160 (mips_const_vector_shuffle_set_p): Likewise.
25161 (mips_const_vector_bitimm_set_p): Likewise.
25162 (mips_const_vector_bitimm_clr_p): Likewise.
25163 (mips_msa_vec_parallel_const_half): Likewise.
25164 (mips_msa_output_division): Likewise.
25165 (mips_ldst_scaled_shift): Likewise.
25166 (mips_expand_vec_cond_expr): Likewise.
25167 * config/mips/mips.c (enum mips_builtin_type): Add
25168 MIPS_BUILTIN_MSA_TEST_BRANCH.
25169 (mips_gen_const_int_vector_shuffle): New prototype.
25170 (mips_const_vector_bitimm_set_p): New function.
25171 (mips_const_vector_bitimm_clr_p): Likewise.
25172 (mips_const_vector_same_val_p): Likewise.
25173 (mips_const_vector_same_bytes_p): Likewise.
25174 (mips_const_vector_same_int_p): Likewise.
25175 (mips_const_vector_shuffle_set_p): Likewise.
25176 (mips_symbol_insns): Forbid loading symbols via immediate for
25178 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
25180 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
25182 (mips_lx_address_p): Add support load indexed address for MSA.
25183 (mips_address_insns): Add calculation of instructions needed for
25184 stores and loads for MSA.
25185 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
25186 CONST_VECTOR for MSA and let it fall through.
25187 (mips_ldst_scaled_shift): New function.
25188 (mips_subword_at_byte): Likewise.
25189 (mips_msa_idiv_insns): Likewise.
25190 (mips_legitimize_move): Validate MSA moves.
25191 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
25192 calculation of costs for MSA division.
25193 (mips_split_move_p): Check if MSA moves need splitting.
25194 (mips_split_move): Split MSA moves if necessary.
25195 (mips_split_128bit_move_p): New function.
25196 (mips_split_128bit_move): Likewise.
25197 (mips_split_msa_copy_d): Likewise.
25198 (mips_split_msa_insert_d): Likewise.
25199 (mips_split_msa_fill_d): Likewise.
25200 (mips_output_move): Handle MSA moves.
25201 (mips_expand_msa_branch): New function.
25202 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
25203 Reinstate 'y' modifier.
25204 (mips_file_start): Add MSA .gnu_attribute.
25205 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
25207 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
25208 (mips_class_max_nregs): Add register size for MSA supported mode.
25209 (mips_cannot_change_mode_class): Allow conversion between MSA
25210 vector modes and TImode.
25211 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
25213 (mips_secondary_reload_class): Force MSA loads/stores via memory.
25214 (mips_preferred_simd_mode): Add preffered modes for MSA.
25215 (mips_vector_mode_supported_p): Add MSA supported modes.
25216 (mips_autovectorize_vector_sizes): New function.
25217 (mips_msa_output_division): Likewise.
25218 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
25219 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
25220 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
25221 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
25222 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
25223 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
25224 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
25225 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
25226 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
25227 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
25228 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
25229 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
25230 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
25231 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
25232 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
25233 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
25234 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
25235 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
25236 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
25237 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
25238 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
25239 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
25240 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
25241 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
25242 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
25243 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
25244 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
25245 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
25246 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
25247 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
25248 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
25249 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
25250 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
25251 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
25252 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
25253 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
25254 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
25255 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
25256 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
25257 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
25258 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
25259 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
25260 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
25261 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
25262 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
25263 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
25264 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
25265 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
25266 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
25267 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
25268 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
25269 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
25270 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
25271 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
25272 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
25273 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
25274 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
25275 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
25276 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
25277 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
25278 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
25279 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
25280 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
25281 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
25282 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
25283 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
25284 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
25285 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
25286 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
25287 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
25288 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
25289 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
25290 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
25291 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
25292 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
25293 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
25294 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
25295 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
25296 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
25297 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
25298 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
25299 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
25300 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
25301 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
25302 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
25303 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
25304 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
25305 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
25306 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
25307 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
25308 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
25309 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
25310 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
25311 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
25312 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
25313 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
25314 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
25315 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
25316 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
25317 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
25318 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
25319 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
25320 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
25321 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
25322 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
25323 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
25324 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
25325 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
25326 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
25327 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
25328 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
25329 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
25330 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
25331 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
25332 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
25333 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
25334 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
25335 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
25336 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
25337 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
25338 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
25339 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
25340 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
25341 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
25342 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
25343 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
25344 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
25345 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
25346 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
25347 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
25348 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
25349 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
25350 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
25351 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
25352 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
25353 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
25354 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
25355 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
25356 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
25357 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
25358 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
25359 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
25360 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
25361 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
25362 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
25363 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
25364 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
25365 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
25366 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
25367 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
25368 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
25370 (mips_get_builtin_decl_index): New array.
25371 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
25372 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
25373 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
25374 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
25375 (mips_init_builtins): Initialize mips_get_builtin_decl_index
25377 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
25379 (mips_expand_builtin_insn): Prepare operands for
25380 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
25381 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
25382 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
25383 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
25384 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
25385 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
25386 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
25387 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
25388 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
25389 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
25390 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
25391 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
25392 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
25393 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
25394 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
25395 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
25396 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
25397 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
25398 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
25399 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
25400 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
25401 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
25402 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
25403 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
25404 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
25405 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
25406 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
25407 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
25408 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
25409 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
25410 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
25411 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
25412 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
25413 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
25414 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
25415 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
25416 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
25417 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
25418 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
25419 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
25420 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
25421 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
25422 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
25423 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
25424 These are set implicitly and an error is reported if overridden.
25425 (mips_expand_builtin_msa_test_branch): New function.
25426 (mips_expand_msa_shuffle): Likewise.
25427 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
25428 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
25429 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
25430 (mips_expand_vec_unpack): Add support for MSA.
25431 (mips_expand_vector_init): Likewise.
25432 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
25433 instead of const0_rtx.
25434 (mips_msa_vec_parallel_const_half): New function.
25435 (mips_gen_const_int_vector): Likewise.
25436 (mips_gen_const_int_vector_shuffle): Likewise.
25437 (mips_expand_msa_cmp): Likewise.
25438 (mips_expand_vec_cond_expr): Likewise.
25439 * config/mips/mips.h
25440 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
25441 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
25443 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
25444 (ISA_HAS_MSA): New macro.
25445 (UNITS_PER_MSA_REG): Likewise.
25446 (BITS_PER_MSA_REG): Likewise.
25447 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
25448 (MSA_REG_FIRST): New macro.
25449 (MSA_REG_LAST): Likewise.
25450 (MSA_REG_NUM): Likewise.
25451 (MSA_REG_P): Likewise.
25452 (MSA_REG_RTX_P): Likewise.
25453 (MSA_SUPPORTED_MODE_P): Likewise.
25454 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
25455 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
25456 * config/mips/mips.md: Include mips-msa.md.
25457 (alu_type): Add simd_add.
25458 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
25459 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
25460 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
25461 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
25462 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
25463 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
25464 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
25465 simd_move, simd_load, simd_store. Choose "multi" for moves
25467 (qword_mode): New attribute.
25468 (insn_count): Add instruction count for quad moves.
25469 Increase the count for MIPS SIMD division.
25470 (UNITMODE): Add UNITMODEs for vector types.
25471 (addsub): New code iterator.
25472 * config/mips/mips.opt (mmsa): New option.
25473 * config/mips/msa.h: New file.
25474 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
25476 * config/mips/mti-linux.h: Likewise.
25477 * config/mips/predicates.md
25478 (const_msa_branch_operand): New constraint.
25479 (const_uimm3_operand): Likewise.
25480 (const_uimm4_operand): Likewise.
25481 (const_uimm5_operand): Likewise.
25482 (const_uimm8_operand): Likewise.
25483 (const_imm5_operand): Likewise.
25484 (aq10b_operand): Likewise.
25485 (aq10h_operand): Likewise.
25486 (aq10w_operand): Likewise.
25487 (aq10d_operand): Likewise.
25488 (const_m1_operand): Likewise.
25489 (reg_or_m1_operand): Likewise.
25490 (const_exp_2_operand): Likewise.
25491 (const_exp_4_operand): Likewise.
25492 (const_exp_8_operand): Likewise.
25493 (const_exp_16_operand): Likewise.
25494 (const_vector_same_val_operand): Likewise.
25495 (const_vector_same_simm5_operand): Likewise.
25496 (const_vector_same_uimm5_operand): Likewise.
25497 (const_vector_same_uimm6_operand): Likewise.
25498 (const_vector_same_uimm8_operand): Likewise.
25499 (par_const_vector_shf_set_operand): Likewise.
25500 (reg_or_vector_same_val_operand): Likewise.
25501 (reg_or_vector_same_simm5_operand): Likewise.
25502 (reg_or_vector_same_uimm6_operand): Likewise.
25503 * doc/extend.texi (MIPS SIMD Architecture Functions): New
25505 * doc/invoke.texi (-mmsa): Document new option.
25507 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25509 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
25510 * configure: Regenerate.
25511 * config.in: Regenerate.
25512 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
25513 on -fvtable-verify.
25514 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
25515 (ENDFILE_VTV_SPEC): Define.
25517 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
25519 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
25520 registers in all interrupt handlers if necessary.
25521 (rl78_option_override): Add warning.
25522 (MUST_SAVE_MDUC_REGISTERS): New macro.
25523 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
25524 * config/rl78/rl78.c (check_mduc_usage): New function.
25525 (mduc_regs): New structure to hold MDUC register data.
25526 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
25527 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
25528 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
25529 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
25530 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
25531 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
25533 2016-05-09 Bin Cheng <bin.cheng@arm.com>
25535 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
25536 (tree-ssa-loop-niter.h): Ditto.
25537 (idx_within_array_bound, ref_within_array_bound): New functions.
25538 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
25539 Factor out check on writable base object to ...
25540 (base_object_writable): ... here.
25542 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25544 * config/arm/arm.md (probe_stack): Add modes to set source
25547 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
25549 * regrename.c (base_reg_class_for_rename): New static function.
25550 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
25552 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
25554 * cgraph.c (thunk_adjust): Export.
25555 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
25556 * cgraphunit.c (thunk_adjust): Export.
25557 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
25559 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
25561 * tree-inline.c (expand_call_inline): Expand thunks inline.
25563 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
25566 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
25567 (*sse2_vd_cvtss2sd): Ditto.
25568 * config/i386/i386.md
25569 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
25570 Generate *sse2_vd_cvtsd2ss pattern.
25571 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
25572 Generate *sse2_vd_cvtss2sd pattern.
25574 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
25576 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
25577 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
25580 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
25582 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
25583 * config/sh/sh.c: Define and declare variables on first use throughout
25585 (current_function_interrupt): Change to bool type.
25586 (frame_insn): Rename to emit_frame_insn and update users.
25587 (push_regs): Use bool for 'interrupt_handler' argument.
25588 (save_schedule_s): Remove.
25589 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
25590 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
25591 targetm.asm_out.unaligned_op.di.
25592 (gen_far_branch): Remove redundant forward declaration.
25593 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
25594 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
25595 (sh_set_return_address, sh_function_ok_for_sibcall,
25596 scavenge_reg): Update comments.
25597 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
25598 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
25599 (sh_attr_renesas_p): Remove unnecessary parentheses.
25600 (branch_dest): Simplify.
25601 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
25602 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
25603 (CUMULATIVE_ARGS): Change macro to typedef.
25604 (current_function_interrupt): Change to bool type.
25605 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
25606 Surround with __cplusplus ifdef.
25607 (sh_compare_op0, sh_compare_op1): Remove.
25608 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
25610 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
25612 * config/arm/arm.md (arch): Add neon.
25613 (arch_enabled): Return yes for arch neon when TARGET_NEON.
25614 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
25615 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
25616 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
25617 attributes for alt renumbering. Mark alt 3 as non-predicable.
25618 (thumb2_movdf_vfp): Likewise.
25620 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
25622 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
25623 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
25624 (*andqi_1): Add preferred_for_speed attribute to disparage
25625 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
25626 (*<code>qi_1): Ditto.
25627 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
25628 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
25629 (*ashlqi3_1): Ditto.
25630 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
25631 Add preferred_for_size attribute to disparage alternative 0 and
25632 preferred_for_speed attribute to disparage alternative 1 for
25633 TARGET_PARTIAL_REG_STALL targets.
25635 2016-05-07 Tom de Vries <tom@codesourcery.com>
25637 PR tree-optimization/70956
25638 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
25641 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
25643 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
25644 * config/sh/sh.c (sh_cbranch_distance): Implement it.
25645 * config/sh/sh.md (branch_zero): Remove define_attr.
25646 (define_delay): Disable delay slot if branch distance is one insn.
25648 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
25650 * config/i386/i386.md (LEAMODE): New mode attribute.
25651 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
25652 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
25653 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
25654 operand 2 predicate.
25655 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
25656 (*lea<mode>_general_3): Ditto.
25657 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
25659 2016-05-06 Jakub Jelinek <jakub@redhat.com>
25661 * genmddump.c (main): Convert argv from char ** to const char **.
25663 2016-05-06 David Malcolm <dmalcolm@redhat.com>
25665 * coretypes.h (OVERRIDE): New macro.
25666 (FINAL): New macro.
25668 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
25670 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
25671 allow coalescing if the types are compatible.
25673 2016-05-06 David Malcolm <dmalcolm@redhat.com>
25675 * pass_manager.h (pass_manager::register_pass_name): New method.
25676 (pass_manager::get_pass_by_name): New method.
25677 (pass_manager::create_pass_tab): New method.
25678 (pass_manager::m_name_to_pass_map): New field.
25679 * passes.c (name_to_pass_map): Delete global in favor of field
25680 "m_name_to_pass_map" of pass_manager.
25681 (register_pass_name): Rename from a function to...
25682 (pass_manager::register_pass_name): ...this method, updating
25683 for renaming of global "name_to_pass_map" to field
25684 "m_name_to_pass_map".
25685 (create_pass_tab): Rename from a function to...
25686 (pass_manager::create_pass_tab): ...this method, updating
25687 for renaming of global "name_to_pass_map" to field.
25688 (get_pass_by_name): Rename from a function to...
25689 (pass_manager::get_pass_by_name): ...this method.
25690 (enable_disable_pass): Convert use of get_pass_by_name to
25691 a method call, locating the pass_manager singleton.
25693 2016-05-06 David Malcolm <dmalcolm@redhat.com>
25695 * genattr-common.c (main): Convert argv from char ** to const char **.
25696 * genattr.c (main): Likewise.
25697 * genattrtab.c (main): Likewise.
25698 * genautomata.c (initiate_automaton_gen): Likewise.
25700 * gencodes.c (main): Likewise.
25701 * genconditions.c (main): Likewise.
25702 * genconfig.c (main): Likewise.
25703 * genconstants.c (main): Likewise.
25704 * genemit.c (main): Likewise.
25705 * genenums.c (main): Likewise.
25706 * genextract.c (main): Likewise.
25707 * genflags.c (main): Likewise.
25708 * genmddeps.c (main): Likewise.
25709 * genopinit.c (main): Likewise.
25710 * genoutput.c (main): Likewise.
25711 * genpeep.c (main): Likewise.
25712 * genpreds.c (main): Likewise.
25713 * genrecog.c (main): Likewise.
25714 * gensupport.c (init_rtx_reader_args_cb): Likewise.
25715 (init_rtx_reader_args): Likewise.
25716 * gensupport.h (init_rtx_reader_args_cb): Likewise.
25717 (init_rtx_reader_args): Likewise.
25718 * gentarget-def.c (main): Likewise.
25719 * read-md.c (read_md_files): Likewise.
25720 * read-md.h (read_md_files): Likewise.
25722 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
25724 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
25725 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
25726 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
25727 Remove unused predicate.
25728 (register_and_not_fp_reg_operand): Ditto.
25730 2016-05-06 Martin Liska <mliska@suse.cz>
25732 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
25733 instead of vec as the vector is local to the function.
25735 2016-05-06 Jakub Jelinek <jakub@redhat.com>
25737 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
25738 avx512bw alternative.
25740 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
25741 before the ashr<mode>3 pattern.
25743 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
25744 v instead of x in vex or maybe_vex alternatives, use
25745 maybe_evex instead of vex in prefix.
25747 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
25748 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
25749 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
25750 in vex or maybe_vex alternatives, use maybe_evex instead of vex
25753 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
25754 v instead of x in vex or maybe_vex alternatives, use
25755 maybe_evex instead of vex in prefix.
25757 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
25758 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
25759 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
25760 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
25761 alternatives, use maybe_evex instead of vex in prefix.
25763 * config/i386/sse.md (vec_interleave_lowv4sf,
25764 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
25765 v instead of x in vex or maybe_vex alternatives, use
25766 maybe_evex instead of vex in prefix.
25768 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
25769 v instead of x in vex or maybe_vex alternatives, use
25770 maybe_evex instead of vex in prefix.
25772 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
25773 v constraint instead of x.
25775 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
25777 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
25778 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
25781 2016-05-06 Richard Biener <rguenther@suse.de>
25783 PR tree-optimization/70948
25784 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
25785 Properly clobber all fields of va_list for __builtin_va_start.
25787 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
25790 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
25791 loop latch destination.
25793 2016-05-06 Martin Liska <mliska@suse.cz>
25795 * tree-ssa-uninit.c: Apply manual changes
25796 to the GNU coding style.
25797 (prune_uninit_phi_opnds): Rename from
25798 prune_uninit_phi_opnds_in_unrealizable_paths.
25800 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25802 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
25803 mspace): Remove deprecated options.
25804 * doc/invoke.texi (SH options): Remove -mspace.
25806 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25808 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
25810 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25812 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
25813 corresponding combine split pattern.
25815 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25818 * config/sh/predicates.md (long_displacement_mem_operand): New.
25819 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
25820 Add movi20, movi20s alternatives. Adjust length attribute for
25822 (movsi_ie): Allow for any FPU. Adjust length attribute for
25824 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
25825 attribute for alternatives.
25826 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
25827 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
25828 length attribute for alternatives.
25830 2016-05-06 Richard Biener <rguenther@suse.de>
25832 PR tree-optimization/70960
25833 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
25835 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25838 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
25839 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
25841 2016-05-06 Marek Polacek <polacek@redhat.com>
25844 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
25846 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25849 * config/sh/sh.md (*rotcr): Add another variant.
25851 2016-05-06 Richard Biener <rguenther@suse.de>
25853 PR middle-end/70931
25854 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
25856 2016-05-06 Richard Biener <rguenther@suse.de>
25858 PR middle-end/70941
25859 * fold-const.c (split_tree): Always convert to the original type
25862 2016-05-06 Richard Biener <rguenther@suse.de>
25864 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
25865 (fwprop_addr): Likewise.
25867 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
25870 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
25872 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
25873 * config/i386/i386.md (push mem splitter): Use find_constant_src in
25874 the splitter condition.
25875 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
25876 the splitter condition.
25877 (FP float_extend load splitter): Ditto.
25879 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
25881 * config/i386/i386.md (peehole2 patterns): Change true_regnum
25882 to REGNO in all peephole2 patterns.
25883 (post-reload splitters): Change true_regnum to REGNO in
25884 post-reload splitters.
25885 (zero_extend splitters): Use general_reg_operand and
25886 nonimmediate_gr_operand predicates.
25888 2016-05-05 Jakub Jelinek <jakub@redhat.com>
25890 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
25891 v constraint instead of x.
25893 2016-05-05 Alan Modra <amodra@gmail.com>
25896 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
25897 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
25898 TARGET_NO_FP_IN_TOC for -mrelocatable.
25899 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
25900 TARGET_RELOCATABLE test.
25901 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
25902 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
25903 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
25904 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
25905 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
25906 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
25907 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
25908 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
25909 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
25910 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
25912 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
25913 (rs6000_stack_info): Likewise.
25914 (rs6000_elf_asm_out_constructor): Likewise.
25915 (rs6000_elf_asm_out_destructor): Likewise.
25916 (rs6000_elf_declare_function_name): Likewise.
25917 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
25918 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
25921 2016-05-05 Alan Modra <amodra@gmail.com>
25923 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
25925 2016-05-05 Alan Modra <amodra@gmail.com>
25927 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
25928 out-of-line gpr restore for one or two regs if that would add
25931 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
25934 * config/i386/i386.md
25935 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
25936 Change to post-epilogue_completed late splitter. Use sse_reg_operand
25937 as operand 0 predicate.
25938 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
25940 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
25941 Ditto. Emit the pattern using RTX.
25943 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
25944 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
25945 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
25946 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
25948 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
25949 sse_reg_operand as operand 0 predicate.
25951 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
25952 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
25953 instead of gen_rtx_REG.
25954 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
25957 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
25959 * function.c (emit_use_return_register_into_block): Delete.
25960 (gen_return_pattern): Delete.
25961 (emit_return_into_block): Delete.
25962 (active_insn_between): Delete.
25963 (convert_jumps_to_returns): Delete.
25964 (emit_return_for_exit): Delete.
25965 (thread_prologue_and_epilogue_insns): Delete all code dealing with
25966 simple_return for shrink-wrapped blocks.
25967 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
25968 end of blocks that need one.
25969 (get_unconverted_simple_return): Delete.
25970 (convert_to_simple_return): Delete.
25971 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
25972 (convert_to_simple_return): Ditto.
25974 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
25976 * cfgcleanup.c (bb_is_just_return): New function.
25977 (try_optimize_cfg): Simplify jumps to return, branches to return,
25978 and branches around return.
25980 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
25982 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
25983 branch to a return.
25985 2016-05-04 Jakub Jelinek <jakub@redhat.com>
25989 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
25990 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
25991 assert flags & OEP_HASH_CHECK, instead of asserting it
25992 never happens. Handle TARGET_EXPR.
25993 * fold-const.c (operand_equal_p): For hash verification,
25994 or in OEP_HASH_CHECK into flags.
25996 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
25998 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
26000 (compute_samebase_partition_bases): Fix typo.
26002 2016-05-04 Jakub Jelinek <jakub@redhat.com>
26004 * config/i386/sse.md (vec_interleave_highv8sf,
26005 vec_interleave_lowv8sf, vec_interleave_highv4df,
26006 vec_interleave_lowv4df): Remove constraints from expanders.
26008 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
26010 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
26012 * tree-inline.c (expand_call_inline): Fix path dealing with
26013 making lhs of call statement undefined.
26015 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
26017 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
26018 Check availability on NODE, too.
26019 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
26020 (cgraph_node::call_for_symbol_and_aliases): Likewise.
26021 (varpool_node::call_for_symbol_and_aliase): Likewise.
26022 * ipa-pure-const.c (add_new_function): Analyze all bodies.
26023 (propagate_pure_const): Propagate across interposable functions, too.
26024 (skip_function_for_local_pure_const): Do not skip interposable bodies
26026 (pass_local_pure_const::execute): Update.
26028 2016-05-04 Marek Polacek <polacek@redhat.com>
26030 * doc/invoke.texi: Document -Wdangling-else.
26032 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
26034 * config.gcc: Error out when conflicting multilib is detected. Do not
26035 loop over multilibs since no combination is legal.
26037 2016-05-04 Alan Modra <amodra@gmail.com>
26039 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
26040 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
26041 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
26044 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
26046 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
26047 Clean up p5600 comments.
26049 2016-05-04 Richard Biener <rguenther@suse.de>
26051 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
26052 constructor simplifications.
26053 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
26055 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
26057 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
26058 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
26059 result.set_rtx is null instead of aborting.
26060 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
26062 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
26063 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
26064 *mov<mode>_store_postinc): New patterns.
26066 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
26068 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
26069 as commutative. Check both conversions are NOP.
26070 ((A & B) OP (C & B)): Remove.
26072 2016-05-04 Alan Modra <amodra@gmail.com>
26074 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
26076 2016-05-04 Alan Modra <amodra@gmail.com>
26079 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
26080 when cr2,3,4 are all fixed regs.
26082 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
26084 PR rtl-optimization/57193
26085 * opts.c (default_options_table): Revert OPT_frename_registers change.
26086 * doc/invoke.texi (-frename-registers, -O2): Likewise.
26088 2016-05-03 Martin Sebor <msebor@redhat.com>
26091 * builtins.c (fold_builtin_FILE): New function.
26092 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
26093 (fold_builtin_0): Call them.
26094 * gimplify.c (gimplify_call_expr): Remove the handling of
26095 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
26098 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
26099 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
26103 * doc/extend.texi (Function Names as Strings): Update __func__,
26104 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
26107 2016-05-03 Jakub Jelinek <jakub@redhat.com>
26108 Richard Biener <rguenther@suse.de>
26110 PR tree-optimization/70916
26111 * tree-if-conv.c: Include cfganal.h.
26112 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
26113 and remove_fake_exit_edges around the optimization pass.
26115 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
26117 * cgraph.c (symbol_table::create_edge): Set inline_failed.
26118 (cgraph_edge::make_direct): Likewise.
26119 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
26120 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
26121 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
26122 (CIF_THUNK): New code.
26123 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
26124 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
26125 (compute_inline_parameters): Set inline_failed for thunks.
26126 (inline_analyze_function): Cleanup.
26127 * ipa-inline.c (can_inline_edge_p): Do not deal with
26128 call_stmt_cannot_inline_p.
26129 (can_early_inline_edge_p): Likewise.
26130 (early_inliner): Initialize inline_failed.
26131 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
26133 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
26135 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
26136 from nonimm_ssenomem_operand.
26137 (nonimm_ssenomem_operand): New predicate.
26138 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
26139 as operand 0 predicate.
26140 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
26141 Disable unsupported alternatives using "enabled" attribute.
26142 Use register_ssemem_operand as operand 0 predicate.
26143 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
26145 2016-05-03 Marek Polacek <polacek@redhat.com>
26148 * input.c (expansion_point_location): New function.
26149 * input.h (expansion_point_location): Declare.
26151 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
26153 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
26154 occurence with frame_offset_ ones.
26156 2016-05-03 Alan Modra <amodra@gmail.com>
26158 PR rtl-optimization/70890
26159 * ira.c (combine_and_move_insns): When moving def_insn, remove
26160 equivs on use_insn.
26162 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
26164 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
26165 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
26166 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
26167 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
26169 2016-05-03 Alan Modra <amodra@gmail.com>
26171 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
26172 for SAVE_MULTIPLE/STORE_MULTIPLE.
26174 2016-05-03 Jakub Jelinek <jakub@redhat.com>
26176 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
26177 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
26179 2016-05-03 Richard Biener <rguenther@suse.de>
26181 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
26183 (gimplify_arg): Likewise.
26184 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
26185 re-writing the result to a decl if required.
26186 (internal_get_tmp_var): Add allow_ssa parameter
26187 and override into_ssa with it.
26188 (get_formal_tmp_var): Adjust.
26189 (get_initialized_tmp_var): Add allow_ssa parameter.
26190 (gimplify_arg): Add allow_ssa parameter and avoid generating
26191 SSA names for the result false.
26192 (gimplify_call_expr): If the call may return twice do not
26193 gimplify parameters into SSA.
26194 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
26195 (gimplify_modify_expr): Adjust assert. For noreturn calls
26196 with a SSA name LHS adjust its def.
26197 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
26198 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
26199 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
26200 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
26201 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
26202 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
26203 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
26204 (optimize_target_teams): Do not allow SSA names for clause operands.
26205 (gimplify_expr): Likewise for where we mark the result addressable.
26206 * passes.def (pass_init_datastructures): Remove.
26207 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
26208 (rewrite_stmt): Likewise.
26209 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
26210 (replace_locals_op): Replace SSA names.
26211 (copy_gimple_seq_and_replace_locals): Init src_cfun.
26212 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
26213 * cgraph.c (release_function_body): Free CFG annotations only
26214 when we have a CFG. Simplify.
26215 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
26216 force_gimple_operand instead of get_initialized_tmp_var.
26217 * tree-pass.h (make_pass_init_datastructures): Remove.
26218 * tree-ssa.c (execute_init_datastructures): Remove.
26219 (pass_data_init_datastructures): Likewise.
26220 (class pass_init_datastructures): Likewise.
26221 (make_pass_init_datastructures): Likewise.
26222 * omp-low.c (create_omp_child_function): Init SSA data structures.
26223 (grid_expand_target_grid_body): Likewise.
26224 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
26225 name before adding it to names_to_release.
26226 (remove_bb): Always release SSA defs.
26227 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
26228 before dereferencing it.
26229 * cgraphunit.c (init_lowered_empty_function): Always
26230 int SSA data structures.
26231 * tree-ssanames.c (release_defs): Remove assert that we are in
26233 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
26235 2016-05-03 Jakub Jelinek <jakub@redhat.com>
26236 Uros Bizjak <ubizjak@gmail.com>
26238 PR rtl-optimization/70467
26239 * config/i386/predicates.md (x86_64_hilo_int_operand,
26240 x86_64_hilo_general_operand): New predicates.
26241 * config/i386/constraints.md (Wd): New constraint.
26242 * config/i386/i386.md (mode attr di): Use Wd instead of e.
26243 (general_hilo_operand): New mode attr.
26244 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
26245 instead of <general_operand>.
26246 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
26247 x86_64_hilo_general_operand instead of <general_operand>.
26249 2016-05-03 Jakub Jelinek <jakub@redhat.com>
26251 PR tree-optimization/70916
26252 * tree-if-conv.c (constant_or_ssa_name): Removed.
26253 (fold_build_cond_expr): Use is_gimple_val instead of
26254 constant_or_ssa_name.
26256 PR tree-optimization/70916
26257 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
26258 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
26261 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
26262 (optimize_atomic_bit_test_and): New function.
26263 (pass_fold_builtins::execute): Use it.
26264 * optabs.def (atomic_bit_test_and_set_optab,
26265 atomic_bit_test_and_complement_optab,
26266 atomic_bit_test_and_reset_optab): New optabs.
26267 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
26268 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
26269 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
26270 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
26271 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
26272 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
26273 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
26274 * doc/md.texi (atomic_bit_test_and_set@var{mode},
26275 atomic_bit_test_and_complement@var{mode},
26276 atomic_bit_test_and_reset@var{mode}): Document.
26277 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
26278 atomic_bit_test_and_complement<mode>,
26279 atomic_bit_test_and_reset<mode>): New expanders.
26280 (atomic_bit_test_and_set<mode>_1,
26281 atomic_bit_test_and_complement<mode>_1,
26282 atomic_bit_test_and_reset<mode>_1): New insns.
26284 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
26286 PR rtl-optimization/70687
26287 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
26288 instead of unsigned HOST_WIDE_INT.
26290 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
26292 PR rtl-optimization/44281
26293 * hard-reg-set.h (struct target_hard_regs): New field
26294 x_fixed_nonglobal_reg_set.
26295 (fixed_nonglobal_reg_set): New macro.
26296 * reginfo.c (init_reg_sets_1): Initialize it.
26297 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
26299 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
26301 2016-05-03 Bin Cheng <bin.cheng@arm.com>
26303 PR tree-optimization/56541
26304 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
26305 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
26306 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
26307 (any_complicated_phi): new static variable.
26308 (aggressive_if_conv): delete.
26309 (if_convertible_phi_p): support phis with more than two arguments.
26310 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
26311 critical pred edges.
26312 (ifcvt_split_critical_edges): support phis with more than two
26313 arguments by checking new parameter. only split critical edges
26315 (tree_if_conversion): handle simd pragma marked loop using new
26316 local variable aggressive_if_conv. check any_complicated_phi.
26318 2016-05-03 Bin Cheng <bin.cheng@arm.com>
26320 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
26323 2016-05-03 Bin Cheng <bin.cheng@arm.com>
26325 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
26328 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
26330 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
26331 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
26332 define_insn_and_split.
26333 (mulsi3_i): New define_insn_and_split.
26334 (mulsi3_call): Convert to define_insn.
26335 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
26336 Remove constraints.
26338 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
26340 * machmode.h (mode_complex): Add support to give the complex mode
26342 (GET_MODE_COMPLEX_MODE): Likewise.
26343 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
26344 stored by build_complex_type and gfc_build_complex_type instead of
26345 trying to figure out the appropriate mode based on the size. Raise
26346 an assertion error, if the type was not set.
26347 * genmodes.c (struct mode_data): Add field for the complex type of
26349 (blank_mode): Likewise.
26350 (make_complex_modes): Remember the complex mode created in the
26352 (emit_mode_complex): Write out the mode_complex array to map a
26353 type mode to the complex version.
26354 (emit_insn_modes_c): Likewise.
26355 * tree.c (build_complex_type): Set the complex type to use before
26356 calling layout_type.
26357 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
26358 support for __float128 complex datatypes.
26359 (rs6000_hard_regno_mode_ok): Likewise.
26360 (rs6000_setup_reg_addr_masks): Likewise.
26361 (rs6000_complex_function_value): Likewise.
26362 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
26363 __float128 and __ibm128 complex.
26364 (FLOAT128_IBM_P): Likewise.
26365 (ALTIVEC_ARG_MAX_RETURN): Likewise.
26366 * doc/extend.texi (Additional Floating Types): Document that
26367 -mfloat128 must be used to enable __float128. Document complex
26368 __float128 and __ibm128 support.
26370 2016-05-02 Jakub Jelinek <jakub@redhat.com>
26373 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
26374 char/short arguments promoted to int because of promote_prototypes.
26376 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
26378 * config/i386/predicates.md (register_ssemem_operand): New predicate.
26379 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
26380 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
26381 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
26382 alternatives using "enabled" attribute. Use register_ssemem_operand
26383 as operand 1 predicate.
26384 (*cmpi<unord>xf_i387): Split XFmode pattern from
26385 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
26386 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
26387 *absneg<mode>2_i387. Disable unsupported alternatives using
26388 "enabled" attribute.
26389 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
26391 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
26393 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
26395 (oacc_loop_process): Check mask for loop termination.
26397 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
26399 * cif-code.def (CIF_THUNK): Add.
26400 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
26403 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
26405 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
26406 (dump_inline_summary): Dump it.
26407 (fp_expression_p): New predicate.
26408 (estimate_function_body_sizes): Use it.
26409 (inline_merge_summary): Merge fp_expressions.
26410 (inline_read_section): Read fp_expressions.
26411 (inline_write_summary): Write fp_expressions.
26412 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
26413 codegen boundary if either caller or callee is !fp_expressions.
26414 * ipa-inline.h (inline_summary): Add fp_expressions.
26415 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
26416 to fp_expressions be sure the fp generation flags are updated.
26418 2016-05-02 Jakub Jelinek <jakub@redhat.com>
26420 PR rtl-optimization/70467
26421 * cse.c (cse_insn): Handle no-op MEM moves after folding.
26423 PR rtl-optimization/70467
26424 * ipa-pure-const.c (check_call): Handle internal calls even in
26425 ipa mode like in local mode.
26427 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
26429 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
26431 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
26433 * match.pd (X u< X, X u> X): New transformations.
26435 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
26437 * flag-types.h (enum warn_strict_overflow_code): Move ...
26438 * coretypes.h: ... here.
26439 * fold-const.h (fold_overflow_warning): Declare.
26440 * fold-const.c (fold_overflow_warning): Make non-static.
26441 (fold_comparison): Move the transformation of X +- C1 CMP C2
26442 into X CMP C2 -+ C1 ...
26443 * match.pd: ... here.
26444 * gimple-fold.c (fold_stmt_1): Protect with
26445 fold_defer_overflow_warnings.
26447 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
26449 * omp-low.c (struct oacc_loop): Add 'inner' field.
26450 (new_oacc_loop_raw): Initialize it to zero.
26451 (oacc_loop_fixed_partitions): Initialize it.
26452 (oacc_loop_auto_partitions): Partition outermost loop to outermost
26453 available partitioning.
26455 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
26457 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
26459 (umulsidi3): Likewise.
26460 (indirect_jump): Fix jump instruction assembly patterns.
26462 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
26465 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
26466 (nvptx_function_value): Assert non-NULL cfun.
26468 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
26470 PR rtl-optimization/70886
26471 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
26473 * cselib.h (rtx_equal_for_cselib_1): Declare.
26474 (rtx_equal_for_cselib_p: New inline function.
26475 * cselib.c (rtx_equal_for_cselib_p): Delete.
26476 (rtx_equal_for_cselib_1): Make public.
26478 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
26480 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
26481 (register_mixssei387nonimm_operand): Remove predicate.
26482 * config/i386/i386.md (*fop_<mode>_comm): Merge from
26483 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
26484 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
26485 for TARGET_MIX_SSE_I387 alternatives.
26486 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
26487 Disable unsupported alternatives using "enabled" attribute. Use
26488 nonimm_ssenomem_operand as operand 1 predicate. Also check
26489 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
26491 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
26493 * tree.c (cst_and_fits_in_hwi): Simplify.
26495 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
26497 * tree.h (wi::to_wide): New function.
26498 * expr.c (expand_expr_real_1): Use wi::to_wide.
26499 * fold-const.c (int_const_binop_1): Likewise.
26500 (extract_muldiv_1): Likewise.
26502 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
26504 * wide-int.h: Update offset_int and widest_int documentation.
26505 (WI_SIGNED_SHIFT_RESULT): New macro.
26506 (wi::binary_shift): Define signed_shift_result_type for
26507 shifts on offset_int- and widest_int-like types.
26508 (generic_wide_int): Support <<= and >>= if << and >> are supported.
26509 * tree.h (int_bit_position): Use shift operators instead of wi::
26511 * alias.c (adjust_offset_for_component_ref): Likewise.
26512 * expr.c (get_inner_reference): Likewise.
26513 * fold-const.c (fold_comparison): Likewise.
26514 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
26515 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
26516 * tree-dfa.c (get_ref_base_and_extent): Likewise.
26517 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
26518 (stmt_kills_ref_p): Likewise.
26519 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
26520 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
26521 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
26522 (ao_ref_init_from_vn_reference): Likewise.
26524 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
26526 * wide-int.h: Update offset_int and widest_int documentation.
26527 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
26528 (wi::binary_traits): Allow ordered comparisons between offset_int and
26529 offset_int, between widest_int and widest_int, and between either
26530 of these types and basic C types.
26531 (operator <, <=, >, >=): Define for the same combinations.
26532 * tree.h (tree_int_cst_lt): Use comparison operators instead
26533 of wi:: comparisons.
26534 (tree_int_cst_le): Likewise.
26535 * gimple-fold.c (fold_array_ctor_reference): Likewise.
26536 (fold_nonarray_ctor_reference): Likewise.
26537 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
26538 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
26539 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
26540 * tree-sra.c (completely_scalarize): Likewise.
26541 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
26542 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
26543 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
26544 (check_for_binary_op_overflow): Likewise.
26545 (search_for_addr_array): Likewise.
26546 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
26548 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
26550 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
26551 (arc_save_restore): Likewise.
26552 (arc_dwarf_register_span): Likewise.
26553 (arc_output_pic_addr_const): Initialize suffix variable.
26555 2016-05-02 Martin Liska <mliska@suse.cz>
26557 * symbol-summary.h (function_summary::function_summary):
26558 Remove checking assert for all cgraph nodes.
26559 (function_summary::get): Check summary_uid.
26560 (symtab_insertion): Check summary_uid.
26562 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
26564 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
26565 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
26566 bmaskn instruction.
26567 (arc_dwarf_register_span): Remove enum keyword.
26568 (compact_memory_operand_p): New function.
26569 * config/arc/arc.h (reg_class): Add code density register classes.
26570 (REG_CLASS_NAMES): Likewise.
26571 (REG_CLASS_CONTENTS): Likewise.
26572 * config/arc/arc.md (*movqi_insn): Add code density instructions.
26573 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
26574 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
26575 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
26576 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
26578 (h, Rcd, Rsd, Rzd): New register constraints.
26579 (T): Use compact_memory_operand_p function.
26580 * config/arc/predicates.md (compact_load_memory_operand): Remove.
26582 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
26584 * config/sh/sh.md (*negnegt, *movtt): Remove.
26586 2016-05-02 Marek Polacek <polacek@redhat.com>
26587 Tom de Vries <tom@codesourcery.com>
26589 PR tree-optimization/70700
26590 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
26591 bigger than FIRST_REF_NODE.
26593 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
26596 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
26598 (prepare_cbranch_operands): Don't use scratch register. Assume that
26599 function is used when pseudos can be created.
26600 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
26601 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
26602 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
26603 define_expand. Allow it only when pseudos can be created.
26604 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
26606 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
26608 * config/i386/constraints.md (BC): Only allow -1 operands.
26609 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
26610 Add "enabled" attribute. Update XI mode attribute calculation.
26611 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
26612 (*movoi_internal_avx): Update XI mode attribute calculation.
26613 (*movti_internal): Ditto.
26615 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
26617 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
26618 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
26620 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
26622 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
26623 statement on instruction code. Remove trailing spaces.
26624 (altivec_expand_stv_builtin): Likewise.
26626 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
26628 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
26629 (TARGET_FPU_DOUBLE): Simplify.
26630 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
26631 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
26632 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
26633 with 'TARGET_FPU_DOUBLE'.
26634 * config/sh/sh.md: Likewise.
26636 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
26638 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
26639 SH_DIV_STR_FOR_SIZE): Remove.
26640 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
26641 SH_DIV_STR_FOR_SIZE): Remove.
26643 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
26645 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
26646 logical_reg_operand): Delete.
26647 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
26648 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
26649 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
26650 match_operand and match_test.
26651 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
26652 variables on their first use. Return bool values.
26653 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
26654 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
26655 arith_reg_operand for input operand. Remove empty constraints.
26657 (*xorsi3_compact): Rename to xorsi3.
26658 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
26659 (*zero_extend<mode>si2_disp_mem): Update comment.
26662 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
26664 * config/sh/t-sh: Remove SH5 support.
26665 * config.gcc: Likewise.
26666 * configure: Likewise.
26668 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26670 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
26672 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
26674 * config/sh/sh.c (register_sh_passes, sh_option_override,
26675 sh_print_operand, prepare_move_operands,
26676 sh_can_follow_jump): Remove TARGET_SH1 checks.
26677 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
26678 PROMOTE_MODE): Likewise.
26679 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
26682 2016-04-30 Alan Modra <amodra@gmail.com>
26684 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
26685 restoring when fixed_reg_p, but allow out-of-line or stmw save.
26686 Check for user regs later to avoid unnecessary looping over regs.
26687 Merge user reg check with non-saved reg check. Don't force
26688 inline VR restore when static chain used.
26689 (rs6000_frame_related): Omit eh_frame info for user regs when
26691 (fixed_regs_p): Delete.
26693 2016-04-30 Alan Modra <amodra@gmail.com>
26695 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
26696 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
26699 2016-04-30 Alan Modra <amodra@gmail.com>
26702 * config/rs6000/rs6000.c (fixed_reg_p): New function.
26703 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
26706 2016-04-30 Alan Modra <amodra@gmail.com>
26708 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
26709 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
26710 flag_pic test for Darwin.
26712 2016-04-30 Alan Modra <amodra@gmail.com>
26714 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
26715 throw_calls_crossed.
26716 (REG_FREQ_CALLS_CROSSED): Delete.
26717 (REG_N_THROWING_CALLS_CROSSED): Delete.
26718 * regstat.c (regstat_bb_compute_ri): Don't calculate
26719 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
26720 (dump_reg_info): Don't print call cross frequency.
26721 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
26722 and REG_N_THROWING_CALLS_CROSSED.
26724 2016-04-30 Alan Modra <amodra@gmail.com>
26726 * regs.h (struct reg_info_t): Delete live_length.
26727 (REG_LIVE_LENGTH): Delete macro.
26728 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
26729 local_live, local_processed and local_live_last_luid params.
26730 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
26732 (regstat_compute_ri): Adjust for above. Don't set
26734 (dump_reg_info): Don't print live length.
26735 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
26736 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
26737 Localize loop_depth var.
26739 2016-04-30 Alan Modra <amodra@gmail.com>
26741 * ira.c (enum valid_equiv): New.
26742 (validate_equiv_mem): Return enum.
26743 (update_equiv_mem): Create replacement in more cases.
26744 (add_store_equivs): Update validate_equiv_mem call.
26746 2016-04-30 Alan Modra <amodra@gmail.com>
26748 * ira.c (combine_and_move_insns): Rather than scanning insns,
26749 use DF infrastucture to find use and def insns.
26751 2016-04-30 Alan Modra <amodra@gmail.com>
26753 ira.c (combine_and_move_insns): Move invariant conditions..
26754 (ira.c): ..to here. Call combine_and_move_insns before
26755 add_store_equivs. Call grow_reg_equivs later. Allocate
26756 req_equiv later using max_reg_num() rather than global max_regno.
26757 (contains_replace_regs): Delete.
26758 (add_store_equivs): Remove contains_replace_regs test.
26760 2016-04-30 Alan Modra <amodra@gmail.com>
26762 * ira.c (struct equiv_mem_data): New.
26763 (equiv_mem, equiv_mem_modified): Delete static vars.
26764 (validate_equiv_mem_from_store): Use "data" param to communicate..
26765 (validate_equiv_mem): ..from here.
26767 2016-04-30 Alan Modra <amodra@gmail.com>
26769 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
26771 (update_reg_equivs): ..here. Move allocation and freeing of
26772 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
26773 end_alias_analysis to..
26776 2016-04-30 Alan Modra <amodra@gmail.com>
26778 * ira.c (pdx_subregs): Delete.
26779 (struct equivalence): Add pdx_subregs field.
26780 (set_paradoxical_subreg): Remove pdx_subregs param. Update
26781 pdx_subregs access.
26782 (update_equiv_regs): Don't create or free pdx_subregs. Update
26783 pdx_subregs access.
26785 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26787 * config/rs6000/altivec.h: Change definitions of vec_xl and
26789 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
26790 (LD_ELEMREV_V2DI): New.
26791 (LD_ELEMREV_V4SF): New.
26792 (LD_ELEMREV_V4SI): New.
26793 (LD_ELEMREV_V8HI): New.
26794 (LD_ELEMREV_V16QI): New.
26795 (ST_ELEMREV_V2DF): New.
26796 (ST_ELEMREV_V2DI): New.
26797 (ST_ELEMREV_V4SF): New.
26798 (ST_ELEMREV_V4SI): New.
26799 (ST_ELEMREV_V8HI): New.
26800 (ST_ELEMREV_V16QI): New.
26803 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
26804 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
26805 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
26806 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
26807 (altivec_expand_builtin): Add handling for
26808 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
26809 (rs6000_invalid_builtin): Add error-checking for
26810 RS6000_BTM_P9_VECTOR.
26811 (altivec_init_builtins): Define builtins used to implement vec_xl
26813 (rs6000_builtin_mask_names): Define power9-vector.
26814 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
26815 (RS6000_BTM_P9_VECTOR): Define.
26816 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
26817 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
26818 (vsx_ld_elemrev_v2df): Likewise.
26819 (vsx_ld_elemrev_v4sf): Likewise.
26820 (vsx_ld_elemrev_v4si): Likewise.
26821 (vsx_ld_elemrev_v8hi): Likewise.
26822 (vsx_ld_elemrev_v16qi): Likewise.
26823 (vsx_st_elemrev_v2df): Likewise.
26824 (vsx_st_elemrev_v2di): Likewise.
26825 (vsx_st_elemrev_v4sf): Likewise.
26826 (vsx_st_elemrev_v4si): Likewise.
26827 (vsx_st_elemrev_v8hi): Likewise.
26828 (vsx_st_elemrev_v16qi): Likewise.
26829 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
26832 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
26834 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
26836 (simplify_control_stmt_condition_1): ... here. Recurse into
26837 BIT_AND_EXPRs and BIT_IOR_EXPRs.
26839 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
26842 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
26843 (zero_extendqi<mode>2_dot): Revert earlier conversion from
26844 define_insn_and_split to define_insn.
26845 (zero_extendqi<mode>2_dot2): Same.
26846 (extendqi<mode>2_dot): Same.
26847 (extendqi<mode>2_dot2): Same.
26849 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
26851 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
26852 (probe_stack): New expander.
26853 (probe_stack_<mode>): New insn pattern.
26855 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
26857 * config/i386/i386.md
26858 (operations with memory inputs setting flags peephole2):
26859 Remove uneeded REG_P checks. Cleanup pattern generation.
26861 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
26863 * tree-vect-loop.c (vect_transform_loop): Fix
26864 nb_iterations_upper_bound computation for vectorized loop.
26866 2016-04-29 Marek Polacek <polacek@redhat.com>
26867 Jakub Jelinek <jakub@redhat.com>
26870 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
26871 TARGET_EXPR_SLOT as a base.
26873 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
26875 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
26876 with 'rCm2' constraints to limit possible immediate size.
26877 (*load_zeroextendqisi_update): Likewise.
26878 (*load_signextendqisi_update): Likewise.
26879 (*loadhi_update): Likewise.
26880 (*load_zeroextendhisi_update): Likewise.
26881 (*load_signextendhisi_update): Likewise.
26882 (*loadsi_update): Likewise.
26883 (*loadsf_update): Likewise.
26885 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
26887 * config/i386/predicates.md (constm1_operand): Fix comparison.
26889 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
26891 * testsuite/gcc.target/arc/ieee_eq.c: New test.
26893 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
26895 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
26896 remaining SH5 related settings.
26897 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
26898 shmedia_prepare_call_address): Delete.
26899 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
26900 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
26901 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
26902 UNSUPPORTED_SH2A): Remove m5 checks.
26903 (sh_divide_strategy_e): Remove SH5 division strategies.
26904 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
26905 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
26907 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
26909 * config/s390/s390.c (s390_rtx_costs): Update documentation.
26911 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26913 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
26914 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
26915 Change lder to ldr.
26916 * config/s390/vector.md ("mov<mode>"): Likewise.
26918 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
26920 * config/s390/constraints.md ("U", "W"): Invoke
26921 s390_mem_constraint with "ZR" and "ZT".
26922 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
26923 addresses when using LRA. Accept also short displacements for S
26924 and T constraints. Do not check for long displacement target for
26925 S and T constraints.
26926 (s390_mem_constraint): Remove handling of U and W constraints.
26927 * config/s390/s390.md (various patterns): Remove the short
26928 displacement constraints (Q and R) if a long displacement
26929 constraint is present. Add longdisp as required CPU capability.
26930 * config/s390/vector.md: Likewise.
26931 * config/s390/vx-builtins.md: Likewise.
26933 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
26936 * reload1.c (reload): Call finish_spills before
26937 restarting reload loop. Skip select_reload_regs
26938 if update_eliminables_and_spill returns true.
26940 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
26942 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
26943 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
26944 (umulhisi3_imm): Update predicates and constraint letters.
26945 (umulhisi3_reg): Declare instruction as commutative.
26946 * config/arc/constraints.md (J12, J16): New constraints.
26947 * config/arc/predicates.md (short_unsigned_const_operand): New
26949 (arc_short_operand): Likewise.
26950 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
26952 2016-04-29 Richard Biener <rguenther@suse.de>
26954 PR tree-optimization/13962
26955 PR tree-optimization/65686
26956 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
26957 * tree-ssa-alias.c (ptrs_compare_unequal): New function
26958 using PTA to compare pointers.
26959 * match.pd: Add pattern for pointer equality compare simplification
26960 using ptrs_compare_unequal.
26962 2016-04-29 Richard Biener <rguenther@suse.de>
26964 * stor-layout.c (layout_type): Do not build a pointer-to-element
26967 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
26969 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
26970 Use SWI mode iterator. Use general_reg_operand predicate.
26971 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
26972 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
26975 2016-04-29 Jakub Jelinek <jakub@redhat.com>
26977 PR middle-end/70843
26978 * fold-const.c (operand_equal_p): Don't verify hash value equality
26980 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
26983 2016-04-28 Jakub Jelinek <jakub@redhat.com>
26986 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
26987 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
26988 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
26989 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
26990 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
26992 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
26994 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
26995 to info. Don't initialize separate fields to 0. Clean up
26998 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
27000 * config/i386/i386.md (peephole2s for operations with memory inputs):
27001 Use SWI mode iterator.
27002 (peephole2s for operations with memory outputs): Ditto.
27003 Do not check for stack checking probe.
27005 (probe_stack): Remove expander.
27007 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
27008 Andrew Burgess <andrew.burgess@embecosm.com>
27010 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
27011 operands as 32-bits.
27013 2016-04-28 Jason Merrill <jason@redhat.com>
27015 * gdbinit.in: Skip line-map.h.
27017 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
27018 Andrew Burgess <andrew.burgess@embecosm.com>
27020 * config/arc/arc.c (arc_conditional_register_usage): Take
27021 TARGET_RRQ_CLASS into account.
27022 (arc_print_operand): Support printing 'p' and 's' operands.
27023 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
27025 (TARGET_RRQ_CLASS): Define.
27026 (IS_POWEROF2_OR_0_P): Define.
27027 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
27029 (*tst_movb): New define_insn.
27030 (*tst): Avoid recognition if it could prevent '*tst_movb'
27031 combination; replace c/CnL with c/Chs alternative.
27032 (*tst_bitfield_tst): New define_insn.
27033 (*tst_bitfield_asr): New define_insn.
27034 (*tst_bitfield): New define_insn.
27035 (andsi3_i): Add Rrq variant.
27036 (extzv): New define_expand.
27037 (insv): New define_expand.
27038 (*insv_i): New define_insn.
27039 (*movb): New define_insn.
27040 (*movb_signed): New define_insn.
27041 (*movb_high): New define_insn.
27042 (*movb_high_signed): New define_insn.
27043 (*movb_high_signed + 1): New define_split pattern.
27044 (*mrgb): New define_insn.
27045 (*mrgb + 1): New define_peephole2 pattern.
27046 (*mrgb + 2): New define_peephole2 pattern.
27047 * config/arc/arc.opt (mbitops): New option for nps400, uses
27048 TARGET_NPS_BITOPS_DEFAULT.
27049 * config/arc/constraints.md (q): Make register class conditional.
27050 (Rrq): New register constraint.
27051 (Chs): New constraint.
27052 (Clo): New constraint.
27053 (Chi): New constraint.
27054 (Cbf): New constraint.
27055 (Cbn): New constraint.
27056 (C18): New constraint.
27057 (Cbi): New constraint.
27059 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
27061 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
27063 (bitmap_intersection_of_preds): Ditto.
27064 (bitmap_union_of_succs): Ditto.
27065 (bitmap_union_of_preds): Ditto.
27066 * sbitmap.c (do_popcount): Delete.
27067 (BITMAP_DEBUGGING): Delete.
27068 (sbitmap_verify_popcount): Delete.
27069 (sbitmap_alloc): Don't initialize the popcount field.
27070 (sbitmap_alloc_with_popcount): Delete.
27071 (sbitmap_resize): Don't resize the popcount array.
27072 (sbitmap_vector_alloc): Don't initialize the popcount field.
27073 (bitmap_copy): Don't copy the popcount array.
27074 (bitmap_clear): Don't clear the popcount array.
27075 (bitmap_clear): Delete the popcount array handling.
27076 (bitmap_ior_and_compl): Delete the popcount assert.
27077 (bitmap_not): Ditto.
27078 (bitmap_and_compl): Ditto.
27079 (bitmap_and): Delete the popcount array handling.
27080 (bitmap_xor): Ditto.
27081 (bitmap_ior): Ditto.
27082 (bitmap_or_and): Delete the popcount assert.
27083 (bitmap_and_or): Ditto.
27084 (popcount_table): Delete.
27085 (sbitmap_elt_popcount): Delete.
27086 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
27087 (bitmap_set_bit): Delete the popcount assert.
27088 (bitmap_clear_bit): Ditto.
27089 (sbitmap_free): Don't free the popcount array.
27090 (sbitmap_alloc_with_popcount): Delete declaration.
27091 (sbitmap_popcount): Ditto.
27093 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
27094 Andrew Burgess <andrew.burgess@embecosm.com>
27096 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
27097 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
27098 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
27099 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
27100 * config/arc/arc.opt (mcmem): New option.
27101 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
27102 supply length for r/m alternative.
27103 (*extendqisi2_ac): Likewise.
27104 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
27106 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
27107 (movhi_insn): Likewise.
27108 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
27109 (*zero_extendqihi2_i): Add r/Ucm alternative.
27110 (*zero_extendqisi2_ac): Likewise.
27111 (*zero_extendhisi2_i): Likewise.
27112 * config/arc/constraints.md (Uex): New memory constraint.
27113 (Ucm): New define_constraint.
27114 * config/arc/predicates.md (long_immediate_loadstore_operand):
27115 Return 0 for MEM with cmem_address address.
27116 (cmem_address_0): New predicates.
27117 (cmem_address_1): Likewise.
27118 (cmem_address_2): Likewise.
27119 (cmem_address): Likewise.
27121 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
27123 * config/rs6000/rs6000.c (machine_function): Rename
27124 insn_chain_scanned_p to spe_insn_chain_scanned_p.
27125 (rs6000_stack_info): Adjust.
27127 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
27128 Andrew Burgess <andrew.burgess@embecosm.com>
27130 * config/arc/constraints.md (Usd): Convert to define_constraint.
27134 2016-04-28 Jakub Jelinek <jakub@redhat.com>
27137 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
27138 Add new peephole2 where the first insn is *mov<mode>_or instead of
27139 *mov<mode>_internal.
27141 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
27143 * tracer.c (bb_seen): Make static.
27145 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
27147 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
27148 support, setup defaults.
27149 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
27150 * config/arc/arc.c (arc_init): Add NPS400 support.
27151 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
27152 (TARGET_ARC700): NPS400 is also an ARC700.
27153 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
27155 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
27158 * config/nds32/nds32.md (casesi): Don't access the operands array
27161 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
27163 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
27164 (or $-1,reg peephole2): Ditto.
27165 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
27167 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
27169 * doc/extend.texi (Common Function Attributes) [optimize]:
27170 Discourage use of the optimize attribute.
27172 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
27174 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
27175 special case builtin.
27176 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
27177 ALTIVEC_BUILTIN_VEC_ADDE.
27178 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
27179 support for ALTIVEC_BUILTIN_VEC_ADDE.
27180 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
27181 for __builtin_vec_adde.
27183 2016-04-28 Jakub Jelinek <jakub@redhat.com>
27185 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
27186 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
27188 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
27191 * doc/sourcebuild.texi (Effective-Target Keywords, Other
27192 attributes): Document cilkplus_runtime.
27194 2016-04-28 Martin Jambor <mjambor@suse.cz>
27196 * tree-cfg.c (verify_expr): Verify that local declarations belong to
27197 this function. Call verify_expr on MEM_REFs and bases of other
27198 handled_components.
27200 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27202 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
27203 for WORD_REGISTER_OPERATIONS to runtime check.
27205 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
27207 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
27209 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
27211 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
27212 big-endian compilation.
27213 * config/arc/arc.md (addf3): Likewise.
27214 (subdf3): Likewise.
27215 (muldf3): Likewise.
27217 2016-04-28 Richard Biener <rguenther@suse.de>
27219 PR tree-optimization/70840
27220 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
27221 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
27222 Mark x * pow(x,c) -> pow(x,c+1) commutative.
27223 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
27225 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27227 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
27228 and explain why in a comment.
27230 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
27232 * config/arc/arc.md (cpu_facility): Add fpx variant.
27233 (subdf3): Prohibit use reverse sub when assist operations option
27235 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
27236 instructions only when FPX is enabled.
27237 * testsuite/gcc.target/arc/trsub.c: New test.
27239 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
27241 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
27242 mult_operator when calculating "type" attribute.
27243 (*fop_<mode>_1_i387): Ditto.
27244 (*fop_xf_1_i387): Ditto.
27245 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
27246 Use std::swap to swap operands. Use RTL expressions to generate
27249 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
27250 Joern Rennecke <joern.rennecke@embecosm.com>
27252 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
27254 (emit_pic_move): Remove.
27255 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
27256 * config/arc/arc.c (emit_pic_move): Removed.
27257 (TARGET_HAVE_TLS): Define.
27258 (arc_conditional_register_usage): Test for arc_tp_regno.
27259 (arc_print_operand, arc_print_operand_address): Handle TLS
27261 (arc_needs_pcl_p): New function.
27262 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
27263 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
27264 (arc_raw_symbolic_reference_mentioned_p): Likewise.
27265 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
27266 (arc_legitimize_tls_address): Likewise.
27267 (DTPOFF_ZERO_SYM): Define.
27268 (arc_legitimize_pic_address): Make it static, handle TLS cases.
27269 (arc_output_pic_addr_const): Print TLS unspecs.
27270 (prepare_pic_move): New function, replaces emit_pic_move.
27271 (arc_legitimate_constant_p): Handle TLS unspecs.
27272 (arc_legitimate_address_p): Likewise.
27273 (arc_rewrite_small_data_p): Use assert for TLS constants.
27274 (prepare_move_operands): Use prepare_pic_move.
27275 (arc_legitimize_address): Legitimize tls addresses.
27276 (arc_epilogue_uses): Check for arc_tp_regno.
27277 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
27278 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
27280 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
27282 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
27283 %(arc_tls_extra_start_spec).
27284 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
27285 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
27287 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
27288 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
27289 (UNSPEC_TLS_OFF): Add.
27291 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
27292 (get_thread_pointersi): New patterns.
27293 * config/arc/arc.opt (mtp-regno): New option.
27294 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
27295 (move_dest_operand): Likewise.
27296 * configure: Regenerate.
27297 * configure.ac: Add arc*-*-* case to test for tls.
27298 * doc/invoke.texi (ARC options): Document mtp-regno.
27300 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
27302 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
27303 the new ARC HS SIMD instructions.
27304 (arc_preferred_simd_mode): New function.
27305 (arc_autovectorize_vector_sizes): Likewise.
27306 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
27307 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
27308 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
27309 (arc_init_builtins): Add new SIMD builtin types.
27310 (arc_split_move): Handle 64 bit vector moves.
27311 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
27312 (TARGET_PLUS_QMACW): Define.
27313 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
27314 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
27315 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
27316 (VSUBADD4H): New builtins.
27317 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
27318 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
27320 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
27321 Matthias Klose <doko@debian.org>
27323 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
27325 2016-04-28 Richard Biener <rguenther@suse.de>
27327 PR middle-end/70777
27328 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
27331 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
27333 * common/config/sh/sh-common.c: Remove SH5 support.
27334 * config/sh/constraints.md: Likewise.
27335 * config/sh/config/sh/elf.h: Likewise.
27336 * config/sh/linux.h: Likewise.
27337 * config/sh/netbsd-elf.h: Likewise.
27338 * config/sh/predicates.md: Likewise.
27339 * config/sh/sh-c.c: Likewise.
27340 * config/sh/sh-protos.h: Likewise.
27341 * config/sh/sh.c: Likewise.
27342 * config/sh/sh.h: Likewise.
27343 * config/sh/sh.md: Likewise.
27344 * config/sh/sh.opt: Likewise.
27345 * config/sh/sync.md: Likewise.
27346 * config/sh/sh64.h: Delete.
27347 * config/sh/shmedia.h: Likewise.
27348 * config/sh/shmedia.md: Likewise.
27349 * config/sh/sshmedia.h: Likewise.
27350 * config/sh/t-netbsd-sh5-64: Likewise.
27351 * config/sh/t-sh64: Likewise.
27352 * config/sh/ushmedia.h: Likewise.
27354 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
27356 * config/i386/i386.md (sign_extend to memory peephole2s): Use
27357 general_reg_operand instead of register_operand predicate.
27359 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
27361 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
27363 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
27365 * match.pd (A - B > A, A + B < A): New transformations.
27367 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
27369 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
27370 which defaults to true. Emit an outer pair of parentheses only if
27371 EMIT_PARENS. When continuing a chain of && or || (or & or |),
27372 don't emit parentheses for the right-hand operand.
27374 2016-04-27 Jeff Law <law@redhat.com>
27376 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
27378 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27380 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
27381 (altivec_lvx_<mode>_internal): Document.
27382 (altivec_lvx_<mode>_2op): New define_insn.
27383 (altivec_lvx_<mode>_1op): Likewise.
27384 (altivec_lvx_<mode>_2op_si): Likewise.
27385 (altivec_lvx_<mode>_1op_si): Likewise.
27386 (altivec_stvx_<mode>): Remove.
27387 (altivec_stvx_<mode>_internal): Document.
27388 (altivec_stvx_<mode>_2op): New define_insn.
27389 (altivec_stvx_<mode>_1op): Likewise.
27390 (altivec_stvx_<mode>_2op_si): Likewise.
27391 (altivec_stvx_<mode>_1op_si): Likewise.
27392 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
27393 Expand vec_ld and vec_st during parsing.
27394 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
27396 (altivec_expand_stvx_be): Likewise.
27397 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
27398 address-masking behavior in RTL.
27399 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
27400 address-masking behavior in RTL.
27401 (altivec_expand_builtin): Change builtin code arguments for calls
27402 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
27403 (insn_is_swappable_p): Avoid incorrect swap optimization in the
27404 presence of lvx/stvx patterns.
27405 (alignment_with_canonical_addr): New function.
27406 (alignment_mask): Likewise.
27407 (find_alignment_op): Likewise.
27408 (recombine_lvx_pattern): Likewise.
27409 (recombine_stvx_pattern): Likewise.
27410 (recombine_lvx_stvx_patterns): Likewise.
27411 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
27412 stvx patterns from expand.
27413 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
27415 (vector_altivec_store_<mode>): Likewise.
27417 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
27419 * config/aarch64/aarch64.md
27420 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
27421 remove the "fp" attributes.
27422 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
27423 add the "simd" attributes.
27424 (*movdf_aarch64): Likewise.
27425 (*movtf_aarch64): Remove the "fp" attributes.
27426 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
27427 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
27429 2016-04-27 David Malcolm <dmalcolm@redhat.com>
27431 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
27432 rtx to rtx_code_label *.
27433 * rtl.h (maybe_set_first_label_num): Likewise.
27435 2016-04-27 David Malcolm <dmalcolm@redhat.com>
27437 * df-core.c (df_add_problem): Make the problem param be const.
27438 (df_remove_problem): Make local "problem" be const.
27439 * df-problems.c (problem_RD): Make const.
27440 (problem_LR): Likewise.
27441 (problem_LIVE): Likewise.
27442 (problem_MIR): Likewise.
27443 (problem_CHAIN): Likewise.
27444 (problem_WORD_LR): Likewise.
27445 (problem_NOTE): Likewise.
27446 (problem_MD): Likewise.
27447 * df-scan.c (problem_SCAN): Likewise.
27448 * df.h (struct df_problem): Make field "dependent_problem" be
27450 (struct dataflow): Likewise for field "problem".
27451 (df_add_problem): Make param const.
27453 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
27455 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
27456 inter-unit moves to/from vector registers are enabled. Do not disable
27459 2016-04-27 David Malcolm <dmalcolm@redhat.com>
27461 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
27462 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
27464 (enum df_problem_id): ...this new enum.
27465 (struct df_problem): Convert field "id" from "int" to
27466 enum df_problem_id.
27468 2016-04-27 David Malcolm <dmalcolm@redhat.com>
27470 * rtl.def: Update comment for "things in the instruction chain" to
27471 reflect the removal of the leading "i" field for INSN_UID in
27472 r210360. Fix bogus apostrophe.
27474 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
27476 * config/i386/i386.md
27477 (lea arith with mem operand + setcc peephole2): Set operator mode.
27479 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
27482 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
27483 (dimode_scalar_to_vector_candidate_p): This.
27484 (timode_scalar_to_vector_candidate_p): New function.
27485 (scalar_to_vector_candidate_p): Likewise.
27486 (timode_check_non_convertible_regs): Likewise.
27487 (timode_remove_non_convertible_regs): Likewise.
27488 (remove_non_convertible_regs): Likewise.
27489 (remove_non_convertible_regs): Renamed to ...
27490 (dimode_remove_non_convertible_regs): This.
27491 (scalar_chain::~scalar_chain): Make it virtual.
27492 (scalar_chain::compute_convert_gain): Make it pure virtual.
27493 (scalar_chain::mark_dual_mode_def): Likewise.
27494 (scalar_chain::convert_insn): Likewise.
27495 (scalar_chain::convert_registers): Likewise.
27496 (scalar_chain::add_to_queue): Make it protected.
27497 (scalar_chain::emit_conversion_insns): Likewise.
27498 (scalar_chain::replace_with_subreg): Likewise.
27499 (scalar_chain::replace_with_subreg_in_insn): Likewise.
27500 (scalar_chain::convert_op): Likewise.
27501 (scalar_chain::convert_reg): Likewise.
27502 (scalar_chain::make_vector_copies): Likewise.
27503 (scalar_chain::convert_registers): New pure virtual function.
27504 (class dimode_scalar_chain): New class.
27505 (class timode_scalar_chain): Likewise.
27506 (scalar_chain::mark_dual_mode_def): Renamed to ...
27507 (dimode_scalar_chain::mark_dual_mode_def): This.
27508 (timode_scalar_chain::mark_dual_mode_def): New function.
27509 (timode_scalar_chain::convert_insn): Likewise.
27510 (dimode_scalar_chain::convert_registers): Likewise.
27511 (scalar_chain::compute_convert_gain): Renamed to ...
27512 (dimode_scalar_chain::compute_convert_gain): This.
27513 (scalar_chain::replace_with_subreg): Renamed to ...
27514 (dimode_scalar_chain::replace_with_subreg): This.
27515 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
27516 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
27517 (scalar_chain::make_vector_copies): Renamed to ...
27518 (dimode_scalar_chain::make_vector_copies): This.
27519 (scalar_chain::convert_reg): Renamed to ...
27520 (dimode_scalar_chain::convert_reg ): This.
27521 (scalar_chain::convert_op): Renamed to ...
27522 (dimode_scalar_chain::convert_op): This.
27523 (scalar_chain::convert_insn): Renamed to ...
27524 (dimode_scalar_chain::convert_insn): This.
27525 (scalar_chain::convert): Call convert_registers.
27526 (convert_scalars_to_vector): Change to scalar_chain pointer to
27527 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
27528 in 32-bit mode. Delete scalar_chain pointer. Call
27529 free_dominance_info in 64-bit mode.
27530 (pass_stv::gate): Remove TARGET_64BIT check.
27531 (ix86_option_override): Put the 64-bit STV pass before the CSE
27534 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
27536 * dwarf2out.h (struct dw_loc_descr_node): Remove the
27537 dw_loc_frame_offset field.
27538 * dwarf2out.c (new_loc_descr): Likewise.
27539 (resolve_args_picking_1): Turn the VISITED hash set into a
27540 FRAME_OFFSET hash map. Use it to associate a frame offset to
27541 visited nodes. Remove uses of the CHECKING_P macro.
27542 (resolve_args_picking): Update call to resolve_args_picking_1.
27544 2016-04-27 Martin Liska <mliska@suse.cz>
27546 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
27547 (free_loop_data): Release vuses of groups.
27549 2016-04-27 Bin Cheng <bin.cheng@arm.com>
27551 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
27552 instead of redundant use_id and boolean have_use_for.
27553 (struct iv_use): Change sub_id into group_id. Remove field next.
27554 Move fields: related_cands, n_map_members, cost_map and selected
27556 (struct iv_group): ... here. New structure.
27557 (struct iv_common_cand): Use structure declaration directly.
27558 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
27559 (MAX_CONSIDERED_USES): Rename macro to ...
27560 (MAX_CONSIDERED_GROUPS): ... here.
27561 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
27562 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
27563 (dump_uses): Rename to ...
27564 (dump_groups): ... here. Update all uses.
27565 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
27566 (find_induction_variables): Refactor format of dump information.
27567 (record_sub_use): Delete.
27568 (record_use): Update all uses.
27569 (record_group): New function.
27570 (record_group_use, find_interesting_uses_op): Call above functions.
27572 (find_interesting_uses_cond): Ditto.
27573 (group_compare_offset): New function.
27574 (split_all_small_groups): Rename to ...
27575 (split_small_address_groups_p): ... here. Update all uses.
27576 (split_address_groups): Update all uses.
27577 (find_interesting_uses): Refactor format of dump information.
27578 (add_candidate_1): Update all uses. Remove redundant check on iv,
27580 (add_candidate, record_common_cand): Remove redundant assert.
27581 (add_iv_candidate_for_biv): Update use.
27582 (add_iv_candidate_derived_from_uses): Update all uses.
27583 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
27584 (alloc_use_cost_map): Ditto.
27585 (set_use_iv_cost, get_use_iv_cost): Rename to ...
27586 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
27587 (determine_use_iv_cost_generic): Ditto.
27588 (determine_group_iv_cost_generic): Ditto.
27589 (determine_use_iv_cost_address): Ditto.
27590 (determine_group_iv_cost_address): Ditto.
27591 (determine_use_iv_cost_condition): Ditto.
27592 (determine_group_iv_cost_cond): Ditto.
27593 (determine_use_iv_cost): Ditto.
27594 (determine_group_iv_cost): Ditto.
27595 (set_autoinc_for_original_candidates): Update all uses.
27596 (find_iv_candidates): Update all uses. Refactor dump information.
27597 (determine_use_iv_costs): Ditto.
27598 (determine_iv_costs): Ditto.
27599 (iv_ca_cand_for_use): Rename to ...
27600 (iv_ca_cand_for_group): ... here. Update all uses.
27601 (iv_ca_add_use, iv_ca_add_group): Ditto.
27602 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
27603 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
27604 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
27605 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
27606 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
27607 (create_new_iv, adjust_iv_update_pos): Ditto.
27608 (rewrite_use_address): Delete.
27609 (rewrite_use_address_1): Rename to ...
27610 (rewrite_use_address): ... here.
27611 (rewrite_use_compare): Update all uses.
27612 (rewrite_use): Delete.
27613 (rewrite_uses): Rename to ...
27614 (rewrite_groups): ... here. Update all uses.
27615 (remove_unused_ivs, free_loop_data): Update all uses.
27616 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
27618 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27620 * rtlanal.c (nonzero_bits1): Convert preprocessor check
27621 for WORD_REGISTER_OPERATIONS to runtime check.
27623 2016-04-27 Richard Biener <rguenther@suse.de>
27626 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
27627 aggregate_value_p to determine if a function result is
27628 returned by reference.
27629 (ipa_pta_execute): Functions having their address taken are
27630 not automatically nonlocal.
27632 2016-04-27 Jakub Jelinek <jakub@redhat.com>
27635 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
27636 * fold-const.c (operand_equal_p): If flag_checking and
27637 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
27638 and if it returns non-zero, assert iterative_hash_expr on both
27641 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
27643 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
27645 2016-04-27 Nick Clifton <nickc@redhat.com>
27647 PR middle-end/49889
27648 * varasm.c (merge_weak): Generate an error if an attempt is made
27649 to convert a non-weak static function into a weak, public function.
27651 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
27653 * params.def (MAX_PARTITION_SIZE): New param.
27654 * doc/invoke.texi: Document lto-max-partition.
27656 2016-04-27 Richard Biener <rguenther@suse.de>
27659 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
27660 function cummulating used_from_other_partition, externally_visible
27661 and force_output from aliases.
27662 (refered_from_nonlocal_var): Likewise.
27663 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
27664 node flags properly.
27666 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
27668 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
27669 (-Wmemset-elt-size): New item.
27671 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
27674 * stor-layout.h (internal_reference_types): Delete.
27675 * stor-layout.c (reference_types_internal): Likewise.
27676 (internal_reference_types): Likewise.
27677 (layout_type) <REFERENCE_TYPE>: Adjust.
27679 2016-04-27 Jakub Jelinek <jakub@redhat.com>
27682 * tree.h (inchash::add_expr): Add FLAGS argument.
27683 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
27684 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
27685 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
27686 Formatting fix. Adjust recursive calls. For tcc_comparison,
27687 if swap_tree_comparison (code) is smaller than code, hash that
27688 and arguments in the other order. Hash CONVERT_EXPR the same
27689 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
27690 of ADDR_EXPR of decl as the decl itself. Add or remove
27691 OEP_ADDRESS_OF from recursive flags as needed. For
27692 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
27693 operands commutatively and only the third one normally.
27694 For internal CALL_EXPR hash in CALL_EXPR_IFN.
27696 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
27698 * config/rtems.h (LIB_SPEC): Add -latomic.
27700 2016-04-27 Joel Sherrill <joel@rtems.org>
27702 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
27703 xilink.ld and flags not relevant to RTEMS.
27705 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
27707 * toplev.c (backend_init_target): Avoid calling init_reload when using
27710 2016-04-26 Jakub Jelinek <jakub@redhat.com>
27712 * reorg.c (try_merge_delay_insns): Declare i and j inside the
27713 for loops rather than one for the whole function.
27715 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
27717 * match.pd (X + CST CMP X): New transformation.
27719 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
27721 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
27722 * fold-const.c (fold_binary_loc): Remove 2 transformations
27723 superseded by match.pd.
27724 * match.pd (x+x -> x*2): Generalize to integers.
27726 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
27728 * config/i386/i386.md (operation on memory peephole): Duplicate an
27729 existing peephole and adapt it to match lea rather than an operation
27732 PR rtl-optimization/57193
27733 * opts.c (default_options_table): Add OPT_frename_registers at -O2
27735 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
27737 2016-04-26 Bin Cheng <bin.cheng@arm.com>
27739 * tree-if-conv.c (any_pred_load_store): New static variable.
27740 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
27741 any_pred_load_store instead of and_mask_load_store.
27742 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
27743 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
27744 (combine_blocks, tree_if_conversion): Ditto.
27746 2016-04-26 Bin Cheng <bin.cheng@arm.com>
27748 PR tree-optimization/70771
27749 PR tree-optimization/70775
27750 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
27751 virtual PHI nodes. Delete parameter.
27752 (if_convertible_loop_p_1): Delete argument to above function.
27753 (predicate_all_scalar_phis): Delete code handling single-argument
27755 (tree_if_conversion): Mark and update virtual SSA.
27757 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
27760 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
27761 (x86_elf_aligned_common): Rename to ...
27762 (x86_elf_aligned_decl_common): ... this.
27763 Add decl arg. Switch to .lbss for largecomm object. Use
27764 LARGECOMM_SECTION_ASM_OP.
27765 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
27767 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
27768 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
27770 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
27771 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
27773 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
27776 * config/i386/i386.c (SECTION_LARGE): Define.
27777 (x86_64_elf_select_section): Set it for large data/bss sections.
27778 Only clear SECTION_WRITE for .lrodata.
27779 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
27781 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
27782 * varasm.c (default_elf_asm_named_section): Grow flagchars.
27783 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
27785 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
27786 * doc/tm.texi: Regenerate.
27788 2016-04-26 Jakub Jelinek <jakub@redhat.com>
27791 * configure.ac (--enable-checking): Document extra flag, for
27792 non-release builds default to --enable-checking=yes,extra.
27793 If misc checking and extra checking, define CHECKING_P to 2 instead
27795 * common.opt (fchecking=): Add.
27796 * doc/invoke.texi (-fchecking=): Document.
27797 * doc/install.texi: Document --enable-checking changes.
27798 * configure: Regenerated.
27799 * config.in: Regenerated.
27801 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
27803 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
27804 attribute instead of which_alternative.
27805 * config/i386/sse.md (*mov<mode>_internal): Ditto.
27806 Use EXT_REX_SSE_REG_P where appropriate.
27808 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
27810 * config/i386/predicates.md (const0_operand): Do not match
27811 const_wide_int code.
27812 (const1_operand): Ditto.
27814 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
27816 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
27817 for SSE constm1 operands and TARGET_AVX512VL.
27818 (*movti_internal): Ditto.
27819 (*mov<mode>_or): Use constm1_operand predicate.
27820 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
27821 for SSE vector_all_ones operands and TARGET_AVX512VL.
27822 * config/i386/predicates.md (constm1_operand): New predicate.
27823 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
27824 emission of constant -1 load.
27826 2016-04-25 Jason Merrill <jason@redhat.com>
27828 * gdbinit.in: Skip is-a.h.
27830 * attribs.c (register_scoped_attributes): Fix logic.
27831 * attribs.h: Declare register_scoped_attributes.
27833 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27835 * config/rs6000/rs6000-builtin.def: Correct pasto error for
27836 stxvd2x and stxvw4x built-in functions.
27838 2016-04-25 DJ Delorie <dj@redhat.com>
27840 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
27841 (ashrhi3): Likewise.
27842 (lshrhi3): Likewise.
27844 2016-04-25 Richard Biener <rguenther@suse.de>
27846 PR tree-optimization/70780
27847 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
27848 wasn't visited yet.
27849 (compute_antic): Mark blocks with abnormal preds as visited as
27850 they have a final empty antic-in solution already.
27852 2016-04-25 Michael Collison <michael.collison@linaro.org>
27854 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
27856 2016-04-25 Michael Collison <michael.collison@linaro.org>
27858 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
27859 mode is VQI to improve mixed mode vectorization.
27860 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
27861 define_insn to match low half of signed vaddw.
27862 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
27863 define_insn to match high half of signed vaddw.
27864 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
27865 define_insn to match low half of unsigned vaddw.
27866 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
27867 define_insn to match high half of unsigned vaddw.
27868 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
27869 (arm_simd_check_vect_par_cnst_half_p): Likewise.
27870 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
27872 (arm_simd_check_vect_par_cnst_half_p): Likewise.
27873 * config/arm/predicates.md (vect_par_constant_high): Support
27874 big endian and simplify by calling
27875 arm_simd_check_vect_par_cnst_half
27876 (vect_par_constant_low): Likewise.
27878 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
27880 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
27881 predicate for operand 2.
27883 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
27884 H.J. Lu <hongjiu.lu@intel.com>
27886 * config/i386/i386-protos.h (standard_sse_constant_p): Add
27887 machine_mode argument.
27888 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
27889 constm1_rtx operands. For VOIDmode constants, get mode from
27890 pred_mode. Check mode size if the mode is supported by ABI.
27891 (standard_sse_constant_opcode): Do not use standard_constant_p.
27892 Strictly check ABI support for all-ones operands.
27893 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
27894 immediates. Update calls to standard_sse_constant_p.
27895 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
27896 (ix86_rtx_costs): Ditto.
27897 * config/i386/i386.md (*movxi_internal_avx512f): Use
27898 nonimmediate_or_sse_const_operand instead of vector_move_operand.
27899 Use (v,BC) alternative instead of (v,C). Use register_operand
27900 checks instead of MEM_P.
27901 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
27902 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
27903 isa attribute. Use register_operand checks instead of MEM_P.
27904 (*movti_internal): Use nonimmediate_or_sse_const_operand for
27905 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
27906 alternative and corresponding sse2 isa attribute.
27907 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
27908 to standard_sse_constant_p.
27909 (FP constant splitters): Ditto.
27910 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
27912 * config/i386/predicates.md (constm1_operand): Remove.
27913 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
27914 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
27915 vector_all_ones_operand instead of constm1_operand.
27917 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
27919 * print-rtl.c (print_rtx_insn_vec): New function.
27920 * print-rtl.h: New prototype.
27921 * store-motion.c (struct st_expr): Make avail_stores a vector.
27922 (st_expr_entry): Adjust.
27923 (free_st_expr_entry): Likewise.
27924 (print_store_motion_mems): Likewise.
27925 (find_moveable_store): Likewise.
27926 (compute_store_table): Likewise.
27927 (delete_store): Likewise.
27928 (build_store_vectors): Likewise.
27930 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
27932 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
27934 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
27936 * vec.h (vec_safe_contains): New function.
27937 (vec::contains): Likewise.
27938 (vec::begin): Likewise.
27939 (vec::end): Likewise.
27941 2016-04-23 Jakub Jelinek <jakub@redhat.com>
27944 * cfgexpand.c (expand_stack_vars): Fix typo.
27946 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
27948 * system.h (list, map, set, vector): Include conditionally.
27949 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
27950 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
27951 * ipa-icf.c (INCLUDE_LIST): Define.
27952 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
27953 * config/sh/sh.c (INCLUDE_VECTOR): Define.
27954 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
27955 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
27956 * cp/logic.cc (INCLUDE_LIST): Define.
27957 * fortran/trans-common.c (INCLUDE_MAP): Define.
27959 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
27961 * auto-profile.c: Remove <string.h> include.
27962 * ipa-icf-gimple.c: Remove <list> include.
27963 * diagnostic.c: Remove <new> include.
27964 * genmatch.c: Likewise.
27965 * pretty-print.c: Likewise.
27966 * toplev.c: Likewise
27967 * c/c-objc-common.c: Likewise.
27968 * cp/error.c: Likewise.
27969 * fortran/error.c: Likewise.
27971 2016-04-22 Richard Biener <rguenther@suse.de>
27973 * lto-streamer-in.c (input_ssa_names): Do not allocate
27974 GIMPLE_NOP for all SSA names.
27975 * lto-streamer-out.c (output_ssa_names): Do not output
27976 SSA names that should have been released.
27978 2016-04-22 Richard Biener <rguenther@suse.de>
27980 PR tree-optimization/70740
27981 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
27984 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
27987 * config/i386/predicates.md (call_insn_operand): Replace
27988 sibcall_memory_operand with memory_operand.
27990 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
27992 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
27993 has_single_use() tests.
27994 (register_edge_assert_for_1): Likewise.
27995 (find_assert_locations_1): Check the liveness bitmap instead of
27996 checking has_single_use().
27998 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
28001 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
28002 Extract AVX-512BW constraint from AVX.
28004 2016-04-21 Richard Biener <rguenther@suse.de>
28006 PR tree-optimization/70725
28007 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
28008 for phi_convertible_by_degenerating_args.
28009 (predicate_all_scalar_phis): Handle single-argument PHIs.
28011 2016-04-21 Richard Biener <rguenther@suse.de>
28013 PR middle-end/70747
28014 * fold-const.c (fold_comparison): Return properly typed
28017 2016-04-21 Bin Cheng <bin.cheng@arm.com>
28019 PR tree-optimization/70715
28020 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
28021 after expanding BASE using expand_simple_operations.
28023 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
28025 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
28026 New transformations.
28028 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
28030 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
28032 2016-04-20 Jan Hubicka <jh@suse.cz>
28034 * ipa-inline.c (can_inline_edge_p): Pass caller info to
28035 ultiimate_alias_target.
28036 (update_callee_keys): Likewise.
28037 (lookup_recursive_calls): Likewise.
28038 (speculation_useful_p): Likewise.
28040 2016-04-20 Jan Hubicka <jh@suse.cz>
28043 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
28044 (set_nothrow_flag_1): ... this; handle interposition correctly;
28045 recurse on aliases and thunks.
28046 (cgraph_node::set_nothrow_flag): New.
28047 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
28048 functions compiled with non-call exceptions that binds to current
28050 (propagate_nothrow): Be safe WRT interposition.
28051 * cgraph.h (set_nothrow_flag): Update prototype.
28053 2016-04-18 Jan Hubicka <jh@suse.cz>
28055 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
28056 max_loop_iterations_int.
28057 (tree_unswitch_outer_loop): Likewise.
28059 2016-04-20 Bin Cheng <bin.cheng@arm.com>
28061 PR tree-optimization/69489
28062 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
28063 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
28064 Revise dump message.
28065 (if_convertible_bb_p): Remove check on edge count of basic block's
28068 2016-04-20 Bin Cheng <bin.cheng@arm.com>
28070 PR tree-optimization/56625
28071 PR tree-optimization/69489
28072 * tree-data-ref.h (DR_INNERMOST): New macro.
28073 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
28074 hashing struct innermost_loop_behavior.
28075 (ref_DR_map): Remove.
28076 (innermost_DR_map): New map.
28077 (baseref_DR_map): Revise comment.
28078 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
28079 to innermost_DR_map accroding to its innermost loop behavior.
28080 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
28081 to its innermost loop behavior.
28082 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
28083 Add initialization for innermost_DR_map. Record memory reference
28084 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
28085 have innermost loop behavior.
28086 (if_convertible_loop_p): Remove release for ref_DR_map. Release
28089 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
28091 * config/i386/i386.md (*lea<mode>_general_1): Rename from
28092 *lea_general_1. Use explicit SWI12 mode interator.
28093 (*lea<mode>_general_2): Rename from *lea_general_2.
28094 Use explicit SWI12 mode interator.
28095 (*lea<mode>_general_3): Rename from *lea_general_3.
28096 Use explicit SWI12 mode interator.
28097 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
28098 Use explicit SWI12 mode interator.
28099 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
28100 Use explicit SWI48 mode interator.
28102 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
28104 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
28105 Short-cut unaligned load and store cases. Handle all integer
28107 (ix86_expand_vector_move_misalign): Short-cut unaligned load
28108 and store cases. Call ix86_avx256_split_vector_move_misalign
28109 directly without checking mode class.
28111 2016-04-20 Andrew Pinski <apinski@cavium.com>
28112 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28115 * config/aarch64/aarch64.md (sibcall): Force call
28116 address to be DImode for ILP32.
28117 (sibcall_value): Likewise.
28119 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
28121 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
28123 2016-04-20 Richard Biener <rguenther@suse.de>
28125 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
28126 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
28127 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
28128 (maybe_push_res_to_seq): Adjust.
28129 * gimple-fold.c (maybe_build_generic_op): Likewise.
28131 2016-04-20 Marek Polacek <polacek@redhat.com>
28133 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
28136 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
28138 * config/i386/sse.md (vec_unpacks_lo_hi): Always
28139 use kmovw to support AVX512F target.
28141 2016-04-20 Bin Cheng <bin.cheng@arm.com>
28143 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
28145 2016-04-20 Marek Polacek <polacek@redhat.com>
28147 PR tree-optimization/70725
28148 * tree-if-conv.c (is_false_predicate): New function.
28149 (predicate_mem_writes): Use it.
28151 2016-04-20 Richard Biener <rguenther@suse.de>
28153 PR tree-optimization/70726
28154 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
28155 shift amounts from a pattern stmt operand.
28157 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
28160 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
28161 stack_restore_from_fpr pattern when restoring r15.
28162 (s390_optimize_prologue): Strip away the memory barrier in the
28163 parallel when trying to get rid of restore insns.
28164 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
28165 definition for loading the stack pointer from an FPR. Compared to
28166 the normal move insn this pattern includes a full memory barrier.
28168 2016-04-19 Jakub Jelinek <jakub@redhat.com>
28170 PR middle-end/70680
28171 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
28172 implicitly linear or lastprivate iterator on the outer context.
28174 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
28176 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
28178 * config/i386/i386.md (ssememalign): Removed.
28179 * config/i386/sse.md: Remove ssememalign attribute from patterns.
28181 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
28184 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
28185 const short * to __builtin_ia32_loaddquhi512_mask.
28186 (_mm512_maskz_loadu_epi16): Likewise.
28187 (_mm512_mask_storeu_epi16): Pass short * to
28188 __builtin_ia32_storedquhi512_mask.
28189 (_mm512_mask_loadu_epi8): Pass const char * to
28190 __builtin_ia32_loaddquqi512_mask.
28191 (_mm512_maskz_loadu_epi8): Likewise.
28192 (_mm512_mask_storeu_epi8): Pass char * to
28193 __builtin_ia32_storedquqi512_mask.
28194 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
28195 const double * to __builtin_ia32_loadupd512_mask.
28196 (_mm512_mask_loadu_pd): Likewise.
28197 (_mm512_maskz_loadu_pd): Likewise.
28198 (_mm512_storeu_pd): Pass double * to
28199 __builtin_ia32_storeupd512_mask.
28200 (_mm512_mask_storeu_pd): Likewise.
28201 (_mm512_loadu_ps): Pass const float * to
28202 __builtin_ia32_loadups512_mask.
28203 (_mm512_mask_loadu_ps): Likewise.
28204 (_mm512_maskz_loadu_ps): Likewise.
28205 (_mm512_storeu_ps): Pass float * to
28206 __builtin_ia32_storeups512_mask.
28207 (_mm512_mask_storeu_ps): Likewise.
28208 (_mm512_mask_loadu_epi64): Pass const long long * to
28209 __builtin_ia32_loaddqudi512_mask.
28210 (_mm512_maskz_loadu_epi64): Likewise.
28211 (_mm512_mask_storeu_epi64): Pass long long *
28212 to __builtin_ia32_storedqudi512_mask.
28213 (_mm512_loadu_si512): Pass const int * to
28214 __builtin_ia32_loaddqusi512_mask.
28215 (_mm512_mask_loadu_epi32): Likewise.
28216 (_mm512_maskz_loadu_epi32): Likewise.
28217 (_mm512_storeu_si512): Pass int * to
28218 __builtin_ia32_storedqusi512_mask.
28219 (_mm512_mask_storeu_epi32): Likewise.
28220 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
28221 char * to __builtin_ia32_storedquqi256_mask.
28222 (_mm_mask_storeu_epi8): Likewise.
28223 (_mm256_mask_loadu_epi16): Pass const short * to
28224 __builtin_ia32_loaddquhi256_mask.
28225 (_mm256_maskz_loadu_epi16): Likewise.
28226 (_mm_mask_loadu_epi16): Pass const short * to
28227 __builtin_ia32_loaddquhi128_mask.
28228 (_mm_maskz_loadu_epi16): Likewise.
28229 (_mm256_mask_loadu_epi8): Pass const char * to
28230 __builtin_ia32_loaddquqi256_mask.
28231 (_mm256_maskz_loadu_epi8): Likewise.
28232 (_mm_mask_loadu_epi8): Pass const char * to
28233 __builtin_ia32_loaddquqi128_mask.
28234 (_mm_maskz_loadu_epi8): Likewise.
28235 (_mm256_mask_storeu_epi16): Pass short * to.
28236 __builtin_ia32_storedquhi256_mask.
28237 (_mm_mask_storeu_epi16): Pass short * to.
28238 __builtin_ia32_storedquhi128_mask.
28239 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
28240 const double * to __builtin_ia32_loadupd256_mask.
28241 (_mm256_maskz_loadu_pd): Likewise.
28242 (_mm_mask_loadu_pd): Pass onst double * to
28243 __builtin_ia32_loadupd128_mask.
28244 (_mm_maskz_loadu_pd): Likewise.
28245 (_mm256_mask_storeu_pd): Pass double * to
28246 __builtin_ia32_storeupd256_mask.
28247 (_mm_mask_storeu_pd): Pass double * to
28248 __builtin_ia32_storeupd128_mask.
28249 (_mm256_mask_loadu_ps): Pass const float * to
28250 __builtin_ia32_loadups256_mask.
28251 (_mm256_maskz_loadu_ps): Likewise.
28252 (_mm_mask_loadu_ps): Pass const float * to
28253 __builtin_ia32_loadups128_mask.
28254 (_mm_maskz_loadu_ps): Likewise.
28255 (_mm256_mask_storeu_ps): Pass float * to
28256 __builtin_ia32_storeups256_mask.
28257 (_mm_mask_storeu_ps): ass float * to
28258 __builtin_ia32_storeups128_mask.
28259 (_mm256_mask_loadu_epi64): Pass const long long * to
28260 __builtin_ia32_loaddqudi256_mask.
28261 (_mm256_maskz_loadu_epi64): Likewise.
28262 (_mm_mask_loadu_epi64): Pass const long long * to
28263 __builtin_ia32_loaddqudi128_mask.
28264 (_mm_maskz_loadu_epi64): Likewise.
28265 (_mm256_mask_storeu_epi64): Pass long long * to
28266 __builtin_ia32_storedqudi256_mask.
28267 (_mm_mask_storeu_epi64): Pass long long * to
28268 __builtin_ia32_storedqudi128_mask.
28269 (_mm256_mask_loadu_epi32): Pass const int * to
28270 __builtin_ia32_loaddqusi256_mask.
28271 (_mm256_maskz_loadu_epi32): Likewise.
28272 (_mm_mask_loadu_epi32): Pass const int * to
28273 __builtin_ia32_loaddqusi128_mask.
28274 (_mm_maskz_loadu_epi32): Likewise.
28275 (_mm256_mask_storeu_epi32): Pass int * to
28276 __builtin_ia32_storedqusi256_mask.
28277 (_mm_mask_storeu_epi32): Pass int * to
28278 __builtin_ia32_storedqusi128_mask.
28279 * config/i386/i386-builtin-types.def (PCSHORT): New.
28280 (PINT64): Likewise.
28281 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
28282 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
28283 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
28284 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
28285 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
28286 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
28287 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
28288 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
28289 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
28290 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
28291 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
28292 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
28293 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
28294 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
28295 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
28296 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
28297 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
28298 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
28299 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
28300 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
28301 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
28302 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
28303 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
28304 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
28305 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
28306 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
28307 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
28308 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
28309 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
28310 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
28311 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
28312 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
28313 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
28314 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
28315 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
28316 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
28317 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
28318 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
28319 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
28320 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
28321 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
28322 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
28323 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
28324 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
28325 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
28326 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
28327 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
28328 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
28329 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
28331 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
28332 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
28334 (ix86_expand_vector_move_misalign): Likewise.
28335 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
28336 to scalar function prototype for unaligned load/store builtins.
28337 (ix86_expand_special_args_builtin): Updated.
28338 * config/i386/sse.md (UNSPEC_LOADU): Removed.
28339 (UNSPEC_STOREU): Likewise.
28340 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
28341 (VI_ULOADSTORE_F_AVX512VL): Likewise.
28342 (ssescalarsize): Handle V4TI, V2TI and V1TI.
28343 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
28344 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
28345 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
28346 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
28347 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
28348 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
28349 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
28350 (<avx512>_storedqu<mode>_mask): Likewise.
28351 (*sse4_2_pcmpestr_unaligned): Likewise.
28352 (*sse4_2_pcmpistr_unaligned): Likewise.
28353 (*mov<mode>_internal): Renamed to ...
28354 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
28355 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
28356 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
28357 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
28359 2016-04-19 Richard Biener <rguenther@suse.de>
28361 PR tree-optimization/70171
28362 * tree-ssa-phiprop.c: Include stor-layout.h.
28363 (phiprop_insert_phi): Handle the aggregate copy case.
28364 (propagate_with_phi): Likewise.
28366 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
28368 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
28369 instead of simplify_gen_subreg (... , 0).
28370 (ix86_delegitimize_address): Ditto.
28371 (ix86_split_divmod): Ditto.
28372 (ix86_split_copysign_const): Ditto.
28373 (ix86_split_copysign_var): Ditto.
28374 (ix86_expand_args_builtin): Ditto.
28375 (ix86_expand_round_builtin): Ditto.
28376 (ix86_expand_special_args_builtin): Ditto.
28377 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
28378 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
28379 (udivmodqi4): Ditto.
28380 (absneg splitters): Ditto.
28381 (*jcc_bt<mode>_1): Ditto.
28383 2016-04-19 Richard Biener <rguenther@suse.de>
28385 PR tree-optimization/70724
28386 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
28387 restoring out from ...
28388 (free_scc_vn): ... here.
28389 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
28390 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
28392 (pass_fre::execute): Restore SSA info.
28394 2016-04-19 Richard Biener <rguenther@suse.de>
28396 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
28397 * gimple-walk.c (walk_gimple_op): Initialize it.
28398 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
28399 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
28400 remapping SSA names of defs.
28401 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
28404 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
28406 PR middle-end/70689
28407 * lra-constraints.c (equiv_substition_p): New.
28408 (process_alt_operands): Use it.
28409 (swap_operands): Swap it.
28410 (curr_insn_transform): Update it.
28412 2016-04-18 Michael Matz <matz@suse.de>
28414 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
28415 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
28416 * tree-core.h (tree_type_common.align): Use bit-field.
28417 (tree_type_common.spare): New.
28418 (tree_decl_common.off_align): Make smaller.
28419 (tree_decl_common.align): Use bit-field.
28421 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
28422 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
28423 (scan_sharing_clauses): Ditto.
28424 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
28425 (omp_finish_file): Ditto.
28426 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
28427 (layout_decl): Ditto.
28428 (relayout_decl): Ditto.
28429 (finalize_record_size): Use SET_TYPE_ALIGN.
28430 (finalize_type_size): Ditto.
28431 (finish_builtin_struct): Ditto.
28432 (layout_type): Ditto.
28433 (initialize_sizetypes): Ditto.
28434 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
28435 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
28436 (lookup_field_for_decl): Use SET_DECL_ALIGN.
28437 (get_chain_field): Ditto.
28438 (get_trampoline_type): Ditto.
28439 (get_nl_goto_field): Ditto.
28440 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
28442 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
28443 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
28444 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
28445 (build_qualified_type): Use SET_TYPE_ALIGN.
28446 (build_aligned_type, build_range_type_1): Ditto.
28447 (build_atomic_base): Ditto.
28448 (build_common_tree_nodes): Ditto.
28449 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
28450 (expand_one_stack_var_at): Ditto.
28451 * coverage.c (build_var): Use SET_DECL_ALIGN.
28452 * except.c (init_eh): Ditto.
28453 * function.c (assign_parm_setup_block): Ditto.
28454 * symtab.c (increase_alignment_1): Ditto.
28455 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
28456 * tree-vect-stmts.c (ensure_base_align): Ditto.
28457 * varasm.c (align_variable): Ditto.
28458 (assemble_variable): Ditto.
28459 (build_constant_desc): Ditto.
28460 (output_constant_def_contents): Ditto.
28462 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
28463 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
28464 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
28465 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
28466 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
28468 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
28471 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
28472 replace %vmovsd with "%vmovq".
28473 (vec_concatv2df): Likewise.
28475 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
28477 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
28478 (*vec_extractv2si_0): Ditto.
28479 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
28480 (zero_extended_scalar_load_operand splitters): Ditto.
28481 (vec_extract splitters): Ditto.
28482 (*vec_extractv4si_0_zext): Ditto.
28483 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
28484 and lowpart_subreg.
28485 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
28486 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
28487 (*sse4_1_extractps): Use lowpart_subreg.
28488 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
28490 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
28492 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
28494 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
28495 Mention Solaris 11 packaging changes.
28496 Update gas and gld requirements.
28497 Remove reference to pre-Solaris 10 bug.
28498 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
28500 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
28503 2016-04-17 Jan Hubicka <jh@suse.cz>
28505 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
28506 max_loop_iterations_int.
28508 2016-04-18 Richard Biener <rguenther@suse.de>
28510 PR tree-optimization/43434
28511 * tree-ssa-structalias.c (struct vls_data): New.
28512 (visit_loadstore): Handle all pointer-based accesses.
28513 (compute_dependence_clique): Compute a bitmap of restrict tags
28514 assigned bases and pass it to visit_loadstore.
28516 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
28519 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
28520 armv8.1-a and armv8.1-a+crc.
28522 2016-04-18 Richard Biener <rguenther@suse.de>
28524 PR tree-optimization/70701
28525 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
28526 references after translating through a memcpy.
28528 2016-04-18 Richard Biener <rguenther@suse.de>
28530 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
28531 (compute_antic): ... here. For partial antic use regular
28532 postorder and scrap iteration.
28533 (compute_partial_antic_aux): Remove unused return value.
28534 (init_pre): Do not allocate postorder.
28535 (fini_pre): Do not free postorder.
28537 2016-04-18 Richard Biener <rguenther@suse.de>
28539 PR middle-end/37870
28540 * expmed.c (extract_bit_field_1): Remove broken case
28541 using a wider MODE_INT mode.
28543 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
28545 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
28546 unless compiling with at least GCC-4.8.
28548 2016-04-17 Jan Hubicka <jh@suse.cz>
28551 * graphite.c (graphite_finalize): Update call to
28552 tree_estimate_probability.
28553 * predict.h (tree_estimate_probability): Update prototype.
28555 2016-04-17 Jan Hubicka <jh@suse.cz>
28557 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
28558 (tree_estimate_probability): Likewise.
28559 (pass_profile::execute): Update.
28560 (report_predictor_hitrates): New function.
28561 * profile.c (compute_branch_probabilities): Use it.
28562 * predict.h (report_predictor_hitrates): Declare.
28564 2016-04-17 Jan Hubicka <jh@suse.cz>
28567 * cgraph.h (cgraph_node::set_const_flag,
28568 cgraph_node::set_pure_flag): Update prototype to return bool;
28570 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
28571 of interposable symbol are interposable, too.
28572 (cgraph_set_const_flag_1): Rename to ...
28573 (set_const_flag_1): ... this one; change to self recursive function
28574 instead of call_for_symbol_thunks_and_aliases. Handle correctly
28575 clearnig the flag in all variants and also virtual thunks of const
28576 functions are pure; track if any change was done.
28577 (cgraph_node::set_const_flag): Update.
28578 (struct set_pure_flag_info): New struct.
28579 (cgraph_set_pure_flag_1): Rename to ...
28580 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
28581 rather than pointer encoded flags; track if any changes was done;
28582 handle correctly clearning flag and setting flag of aliases already
28584 (cgraph_node::set_pure_flag): Update.
28585 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
28587 2016-04-17 Tom de Vries <tom@codesourcery.com>
28590 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
28591 backslash in label.
28593 2016-04-17 Tom de Vries <tom@codesourcery.com>
28595 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
28596 '{}<> ' as escape-for-record.
28598 2016-04-17 Tom de Vries <tom@codesourcery.com>
28600 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
28603 2016-04-17 Tom de Vries <tom@codesourcery.com>
28606 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
28607 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
28608 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
28609 * passes.c (finish_optimization_passes): Only call
28610 finish_graph_dump_file if dfi->graph_dump_initialized.
28611 (execute_function_dump, pass_init_dump_file): Use
28612 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
28614 2016-04-17 Tom de Vries <tom@codesourcery.com>
28616 PR tree-optimization/70256
28617 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
28618 (debug_varmap): New function.
28620 2016-04-17 Tom de Vries <tom@codesourcery.com>
28623 * passes.c (pass_manager::register_pass): Propagate pflags.
28625 2016-04-17 Tom de Vries <tom@codesourcery.com>
28628 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
28629 * passes.c (pass_manager::pass_manager): Declare and init p_start in
28630 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
28631 check if it's equal to p_start.
28632 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
28634 2016-04-15 Jan Hubicka <jh@suse.cz>
28637 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
28638 function does not bind to current def.
28639 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
28640 handle conservatively calls to functions that does not need to bind
28642 (check_call): Update call of worse_state.
28643 (ignore_edge_for_nothrow): Update.
28644 (ignore_edge_for_pure_const): Likewise.
28645 (propagate_pure_const): Update calls to worse_state.
28646 (skip_function_for_local_pure_const): Reformat comments.
28648 2016-04-15 Jan Hubicka <jh@suse.cz>
28651 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
28652 (cgraph_node::function_symbol): Likewise.
28653 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
28654 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
28655 (symtab_node::ultimate_alias_target): Add REF parameter.
28656 (symtab_node::binds_to_current_def_p): Declare.
28657 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
28658 (cgraph_node::function_symbol): Likewise.
28659 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
28660 (cgraph_node::get_availability): Likewise.
28661 (cgraph_edge::binds_to_current_def_p): New inline function.
28662 (varpool_node::get_availability): Add REF parameter.
28663 (varpool_node::ultimate_alias_target): Likewise.
28664 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
28665 (symtab_node::binds_to_current_def_p): Likewise.
28666 * varpool.c (varpool_node::get_availability): Likewise.
28668 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
28671 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
28672 Fix mode size check.
28674 2016-04-15 Jakub Jelinek <jakub@redhat.com>
28676 * BASE-VER: Set to 7.0.0.
28678 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
28680 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
28682 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28684 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
28685 architecture revisions.
28687 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
28689 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
28690 * config/i386/i386.c (ix86_using_red_zone): No longer static.
28691 * config/i386/i386.md (stack decrement to push peepholes): Guard
28692 with !x86_using_red_zone ().
28694 2016-04-15 Jakub Jelinek <jakub@redhat.com>
28697 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
28698 to dump_generic_node.
28699 (NIY): Pass also flags to do_niy.
28701 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
28703 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
28704 (simd_clone_vector_of_formal_parm_types)
28705 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
28706 (simd_clone_mangle, simd_clone_create)
28707 (simd_clone_adjust_return_type, create_tmp_simd_array)
28708 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
28709 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
28710 (ipa_simd_modify_function_body, simd_clone_linear_addend)
28711 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
28712 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
28713 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
28714 * omp-simd-clone.c: ... this new file.
28715 (simd_clone_vector_of_formal_parm_types): Make it static.
28716 * Makefile.in (OBJS): Add omp-simd-clone.o.
28718 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
28721 * config/i386/sse.md: Use proper memory operand modifiers.
28724 2016-04-15 Richard Biener <rguenther@suse.de>
28725 Alan Modra <amodra@gmail.com>
28727 PR tree-optimization/70130
28728 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
28729 when alignment stays not the same and no not use the realign
28732 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
28735 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
28736 direct move handlers for KFmode. Change TFmode handlers test from
28737 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
28739 2016-04-14 Jakub Jelinek <jakub@redhat.com>
28742 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
28743 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
28744 (inlined_polymorphic_ctor_dtor_block_p): Use it.
28745 * tree-ssa-live.c (remove_unused_scope_block_p): When
28746 in_ctor_dtor_block, avoid discarding not just BLOCKs with
28747 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
28748 block_ultimate_origin is FUNCTION_DECL.
28749 (remove_unused_locals): If current_function_decl is
28750 polymorphic_ctor_dtor_p, pass initial true to
28751 remove_unused_scope_block_p' is_ctor_dtor_block.
28753 2016-04-14 Martin Sebor <msebor@redhat.com>
28758 * doc/extend.texi (Variable Length): Revert.
28760 2016-04-14 Marek Polacek <polacek@redhat.com>
28761 Jan Hubicka <hubicka@ucw.cz>
28764 * tree.c (verify_type): Disable the canonical type of main variant
28767 2016-04-14 Jason Merrill <jason@redhat.com>
28769 * cfgexpand.c, expr.c: Revert previous change.
28771 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
28773 PR middle-end/70643
28774 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
28775 when building a mem ref for the incoming reduction variable.
28777 2016-04-14 Richard Biener <rguenther@suse.de>
28779 PR tree-optimization/70614
28780 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
28781 loop if the evolution dropped to chrec_dont_know.
28782 (interpret_condition_phi): Likewise.
28784 2016-04-14 Richard Biener <rguenther@suse.de>
28786 PR tree-optimization/70623
28787 * tree-ssa-pre.c (changed_blocks): Make global ...
28788 (compute_antic): ... local here. Move and fix worklist
28789 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
28790 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
28791 worklist handling, dump when ANTIC_IN changed.
28792 (compute_partial_antic_aux): Remove worklist handling.
28793 (init_pre): Do not compute post dominators. Add a comment about
28794 the CFG order chosen.
28795 (fini_pre): Do not free post dominators.
28797 2016-04-13 Martin Sebor <msebor@redhat.com>
28802 * doc/extend.texi (Variable Length): Document C++ specifics.
28804 2016-04-13 Jakub Jelinek <jakub@redhat.com>
28807 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
28808 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
28809 eh edges have been purged.
28812 * tree-sra.c (create_access_replacement,
28813 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
28815 * tree-pretty-print.c (dump_fancy_name): New function.
28816 (dump_decl_name, dump_generic_node): Use it.
28818 2016-04-13 Jason Merrill <jason@redhat.com>
28820 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
28821 * expr.c (expand_expr_real_1): Likewise.
28823 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
28825 * config/i386/i386.md (kunpckhi): Swap operands.
28826 (kunpcksi): Likewise.
28827 (kunpckdi): Likewise.
28828 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
28829 (vec_pack_trunc_<mode>): Likewise.
28831 2016-04-13 Jakub Jelinek <jakub@redhat.com>
28834 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
28836 PR middle-end/70633
28837 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
28838 gimplification turns some element into non-constant.
28841 * rtl.h (convert_memory_address_addr_space_1): New prototype.
28842 * explow.c (convert_memory_address_addr_space_1): No longer static,
28843 add NO_EMIT argument and don't call convert_modes if true, pass
28844 it down recursively, remove break after return.
28845 (convert_memory_address_addr_space): Adjust caller.
28846 * simplify-rtx.c (simplify_unary_operation_1): Call
28847 convert_memory_address_addr_space_1 instead of convert_memory_address,
28848 if it returns NULL, don't simplify.
28850 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
28853 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
28855 2016-04-12 Jakub Jelinek <jakub@redhat.com>
28857 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
28858 Bump the upper SIMDLEN limits, so that if the return type or
28859 characteristic type if the return type is void can be passed in
28860 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
28863 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
28866 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
28867 Do not use "=" constraint on an input constraint.
28868 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
28869 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
28870 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
28871 generates (neg (abs ...)) instead of (abs ...).
28873 2016-04-12 Jakub Jelinek <jakub@redhat.com>
28875 PR rtl-optimization/70596
28876 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
28877 just invalidate LRA data and reset them. Adjust dump wording.
28879 2016-04-12 Martin Liska <mliska@suse.cz>
28882 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
28884 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
28886 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
28887 max_loop_iterations_int.
28888 (tree_unswitch_outer_loop): Likewise.
28889 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
28890 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
28892 2016-04-12 Tom de Vries <tom@codesourcery.com>
28894 PR tree-optimization/68756
28895 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
28896 instead of new_name.
28898 2016-04-12 Jakub Jelinek <jakub@redhat.com>
28900 PR tree-optimization/70602
28901 * tree-sra.c (generate_subtree_copies): Don't write anything into
28902 constant pool decls.
28904 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
28905 regardless whether there are depend clauses or not.
28907 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
28910 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
28911 target attribute and pragma from changing the -mfloat128
28912 and -mfloat128-hardware options.
28914 * doc/extend.texi (Additional Floating Types): Document PowerPC
28915 __float128 restrictions.
28917 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
28920 * config/aarch64/driver-aarch64.c
28921 (aarch64_get_extension_string_for_isa_flags): New.
28922 (arch_extension): Rename to...
28923 (aarch64_arch_extension): ...This.
28924 (ext_to_feat_string): Rename to...
28925 (aarch64_extensions): ...This.
28926 (aarch64_core_data): Keep track of architecture extension flags.
28927 (cpu_data): Rename to...
28928 (aarch64_cpu_data): ...This.
28929 (aarch64_arch_driver_info): Keep track of architecture extension
28931 (get_arch_name_from_id): Rename to...
28932 (get_arch_from_id): ...This, change return type.
28933 (host_detect_local_cpu): Update and reformat for renames, handle
28934 extensions through common infrastructure.
28936 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
28939 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
28940 track of a canonical flag name.
28941 (all_extensions): Likewise.
28942 (arch_to_arch_name): Also track extension flags enabled by the arch.
28943 (all_architectures): Likewise.
28944 (aarch64_parse_extension): Move to here.
28945 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
28947 (aarch64_rewrite_selected_cpu): Update for above change.
28948 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
28949 are handled, such that the single explicit value enabled by an
28950 extension is kept seperate from the implicit values it also enables.
28951 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
28953 (aarch64_parse_extension): New.
28954 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
28955 here to config/aarch64/aarch64-protos.h.
28956 (aarch64_parse_extension): Move from here to
28957 common/config/aarch64/aarch64-common.c.
28958 (aarch64_option_print): Update.
28959 (aarch64_declare_function_name): Likewise.
28960 (aarch64_start_file): Likewise.
28961 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
28962 the canonical flag for extensions.
28963 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
28966 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
28968 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
28971 2016-04-09 Tom de Vries <tom@codesourcery.com>
28973 PR tree-optimization/68953
28974 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
28975 first to last subscript.
28977 2016-04-09 Jakub Jelinek <jakub@redhat.com>
28979 PR tree-optimization/70586
28980 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
28983 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
28987 PR tree-optimization/70373
28988 PR middle-end/70533
28989 PR middle-end/70534
28990 PR middle-end/70535
28991 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
28992 clauses for acc parallel reductions as necessary. Error on those
28994 * omp-low.c (scan_sharing_clauses): Don't install variables which
28995 are used in acc parallel reductions.
28996 (lower_rec_input_clauses): Remove dead code.
28997 (lower_oacc_reductions): Add support for reference reductions.
28998 (lower_reduction_clauses): Remove dead code.
28999 (lower_omp_target): Don't remap variables appearing in acc parallel
29001 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
29003 2016-04-08 Jakub Jelinek <jakub@redhat.com>
29005 PR middle-end/70593
29006 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
29007 with multiple SSA_NAME defs, force the outputs other than first
29008 to be live before calling live_track_process_def on each output.
29010 PR rtl-optimization/70574
29011 * fwprop.c (forward_propagate_and_simplify): Don't add
29012 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
29013 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
29014 paradoxical subregs within *loc.
29016 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
29018 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
29019 -ftree-parallelize-loops={0,1}.
29020 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
29021 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
29022 * config/ia64/hpux.h (LIB_SPEC): Likewise.
29023 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
29024 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
29026 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
29029 * asan.c (instrument_derefs): If we get unknown location, extract it
29030 with EXPR_LOCATION.
29031 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
29033 2016-04-08 Tom de Vries <tom@codesourcery.com>
29035 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
29036 implicit firstprivate clause.
29038 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29041 * config/arm/thumb2.md (tst + branch-> lsls + branch
29042 peephole below *orsi_not_shiftsi_si): Require that condition
29043 register is dead after the peephole.
29044 (second peephole after the above): Likewise.
29046 2016-04-08 Alan Modra <amodra@gmail.com>
29049 * builtins.c (fold_builtin_classify): For IBM extended precision,
29050 look at just the high-order double to test for NaN.
29051 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
29052 test just the high double for Inf but both doubles for subnormal
29055 2016-04-07 Jakub Jelinek <jakub@redhat.com>
29057 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
29058 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
29059 node->simdclone->mask_mode != VOIDmode masks.
29060 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
29061 earlier, use it instead of node->simdclone.
29062 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
29063 Set clonei->mask_mode.
29065 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
29068 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
29069 Pass it through to cp_parser_already_scoped_statement.
29070 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
29071 it through to cp_parser_statement.
29072 (cp_parser_statement): Pass IF_P through to
29073 cp_parser_iteration_statement.
29074 (cp_parser_pragma): Adjust call to
29075 cp_parser_iteration_statement.
29077 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
29080 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
29081 resolve a future -Wparentheses warning.
29082 * omp-low.c (scan_sharing_clauses): Likewise.
29083 * tree-parloops.c (eliminate_local_variables): Likewise.
29085 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
29087 PR rtl-optimization/70398
29088 * lra-constraints.c (process_address_1): Check zero scale and code
29089 for reloading with zero scale.
29091 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
29093 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
29094 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
29096 2016-04-06 Jakub Jelinek <jakub@redhat.com>
29098 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
29099 Add support for AVX512F clones, include them by default for
29100 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
29101 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
29104 PR middle-end/70550
29105 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
29106 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
29107 firstprivate clauses.
29108 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
29109 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
29110 (lower_omp_target): Set TREE_NO_WARNING for
29111 non-addressable possibly uninitialized vars which are copied into
29112 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
29114 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
29116 * config/pa/predicates.md (integer_store_memory_operand): Accept
29117 REG+D operands with a large offset when reload_in_progress is true.
29118 (floating_point_store_memory_operand): Likewise.
29120 2016-04-05 Jakub Jelinek <jakub@redhat.com>
29123 * match.pd (nested int casts): Limit to GIMPLE.
29125 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
29128 * ipa-devirt.c (maybe_record_node): Fix comment; use
29129 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
29131 2016-04-05 Jakub Jelinek <jakub@redhat.com>
29133 PR rtl-optimization/70542
29134 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
29135 if there are any uses other than insn or debug insns.
29137 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
29138 Jakub Jelinek <jakub@redhat.com>
29140 PR tree-optimization/70509
29141 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
29142 Shift HOST_WIDE_INT_1U instead of 1.
29144 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
29146 PR tree-optimization/70509
29147 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
29148 of the vector base type for index.
29150 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
29153 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
29155 2016-04-05 Richard Biener <rguenther@suse.de>
29157 PR tree-optimization/70526
29158 * tree-sra.c (build_ref_for_offset): Use prev_base to
29159 extract the alias pointer type.
29161 2016-04-05 Richard Biener <rguenther@suse.de>
29163 * dse.c (struct store_info): Remove alias_set member.
29164 (struct read_info_type): Likewise.
29165 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
29166 spill_deleted, clear_alias_set_lookup): Remove.
29167 (get_group_info): Remove dead base == NULL_RTX case.
29168 (dse_step0): Remove initialization of removed variables.
29169 (delete_dead_store_insn): Reomve alias set dumping.
29170 (free_read_records): Remove alias_set handling.
29171 (canon_address): Remove alias_set_out parameter.
29172 (record_store): Remove spill_alias_set, it's always zero.
29173 (check_mem_read_rtx): Likewise.
29174 (dse_step2): Rename from ...
29175 (dse_step2_nospill): ... this. Adjust.
29176 (scan_stores): Rename from ...
29177 (scan_stores_nospill): ... this.
29178 (scan_reads): Rename from ...
29179 (scan_reads_nospill): ... this.
29180 (scan_stores_spill, scan_reads_spill): Remove.
29181 (dse_step3_scan): Remove for_spills argument which is always false.
29182 (dse_step3): Likewise.
29183 (dse_step5): Rename from ...
29184 (dse_step5_nospill): ... this. Remove alias_set handling.
29185 (rest_of_handle_dse): Adjust.
29187 2016-04-05 Jakub Jelinek <jakub@redhat.com>
29190 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
29191 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
29192 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
29193 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
29195 2016-04-05 Richard Biener <rguenther@suse.de>
29197 PR middle-end/70499
29198 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
29199 non-register type temporaries into SSA.
29201 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
29204 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
29205 calls when sanitizing.
29206 (possible_polymorphic_call_target_p): Fix formatting.
29208 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
29209 Jakub Jelinek <jakub@redhat.com>
29211 PR middle-end/70457
29212 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
29213 to ensure a call statement is compatible with a built-in's
29215 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
29218 2016-04-04 Richard Biener <rguenther@suse.de>
29220 PR rtl-optimization/70484
29221 * rtl.h (canon_output_dependence): Declare.
29222 * alias.c (canon_output_dependence): New function.
29223 * dse.c (record_store): Use canon_output_dependence rather
29224 than canon_true_dependence.
29226 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
29229 * cgraph.h (symtab_node::copy_visibility_from): New function.
29230 * symtab.c (symtab_node::copy_visibility_from): New function.
29231 * ipa-visibility.c (optimize_weakref): New function.
29232 (function_and_variable_visibility): Use it.
29234 2016-04-04 Martin Liska <mliska@suse.cz>
29237 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
29238 value that is really in range handled by SBR instruction.
29239 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
29240 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
29241 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
29243 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
29247 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
29248 set, but not for SP_REG operands.
29250 2016-04-02 Martin Sebor <msebor@redhat.com>
29253 * fold-const.c (maybe_nonzero_address): New function.
29254 (fold_comparison): Call it. Fold equality and relational
29255 expressions involving null pointers.
29256 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
29258 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
29260 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
29261 the "Y" constraint (scalar FP 0.0 immediate).
29263 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
29264 Add the "const_double" to the list of operand constraints.
29266 2016-04-01 Jakub Jelinek <jakub@redhat.com>
29268 PR rtl-optimization/70467
29269 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
29270 If low word of the last operand is 0, just emit addition/subtraction
29273 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29276 * config/s390/s390.c (s390_expand_insv): Check for everything
29277 constant instead of just VOIDmode stuff.
29279 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
29282 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
29284 2016-04-01 Nathan Sidwell <nathan@acm.org>
29286 * tree.def (TRY_CATCH_EXPR): Correct documentation.
29288 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
29290 PR rtl-optimization/70461
29291 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
29294 2016-03-31 Martin Liska <mliska@suse.cz>
29297 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
29298 a tree value or an immediate integer value to a buffer
29299 that is eventually copied to a BRIG section.
29300 (emit_immediate_operand): Call the function here.
29301 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
29302 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
29303 of class' fields that are removed.
29304 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
29305 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
29306 m_brig_repr_size fields.
29308 2016-03-31 Martin Liska <mliska@suse.cz>
29311 * hsa-gen.c (hsa_function_representation::update_dominance): New
29313 (convert_addr_to_flat_segment): Likewise.
29314 (gen_hsa_memory_set): New alignment argument.
29315 (gen_hsa_ctor_assignment): Likewise.
29316 (gen_hsa_insns_for_single_assignment): Provide alignment
29317 to gen_hsa_ctor_assignment.
29318 (gen_hsa_insns_for_direct_call): Add new argument.
29319 (expand_lhs_of_string_op): New function.
29320 (expand_string_operation_builtin): Likewise.
29321 (expand_memory_copy): New function.
29322 (expand_memory_set): New function.
29323 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
29324 (convert_switch_statements): Change signature.
29325 (generate_hsa): Use a return value of the function.
29326 (pass_gen_hsail::execute): Do not call
29327 convert_switch_statements here.
29328 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
29329 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
29330 (hsa_function_representation::update_dominance): New function.
29332 2016-03-31 Martin Liska <mliska@suse.cz>
29335 * hsa-brig.c (emit_directive_variable): Emit alignment
29336 according to hsa_symbol::m_align.
29337 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
29338 (dump_hsa_symbol): Dump alignment of HSA symbols.
29339 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
29340 (gen_hsa_addr_with_align): New function.
29341 (hsa_bitmemref_alignment): Use newly added function.
29342 (gen_hsa_insns_for_load): Likewise.
29343 (gen_hsa_insns_for_store): Likewise.
29344 (gen_hsa_memory_copy): New argument added.
29345 (gen_hsa_insns_for_single_assignment): Respect
29346 alignment for assignments processed via gen_hsa_memory_copy.
29347 (gen_hsa_insns_for_direct_call): Likewise.
29348 (gen_hsa_insns_for_return): Likewise.
29349 (gen_function_def_parameters): Set default alignment.
29350 * hsa.c (hsa_object_alignment): New function.
29351 (hsa_byte_alignment): Pasted function.
29352 * hsa.h (hsa_symbol::m_align): New field.
29354 2016-03-31 Bin Cheng <bin.cheng@arm.com>
29356 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
29357 scratch field for goto case.
29359 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
29361 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
29363 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
29366 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
29367 (scalar_chain::convert_insn): Call convert_op for reg
29368 moves to handle undefined registers.
29370 2016-03-31 Nathan Sidwell <nathan@acm.org>
29373 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
29374 Assert we don't want to move backwards.
29376 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
29379 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
29381 2016-03-31 Jakub Jelinek <jakub@redhat.com>
29383 PR rtl-optimization/70460
29384 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
29385 with operand from REG_LABEL_OPERAND, instead substitute
29386 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
29387 Don't do anything for REG_NON_LOCAL_GOTO jumps.
29389 2016-03-31 Martin Liska <mliska@suse.cz>
29391 * passes.c (execute_one_pass): Do not call
29392 todo_after for a discarded function.
29394 2016-03-31 Bin Cheng <bin.cheng@arm.com>
29396 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
29397 (no_cost, infinite_cost): Initialize the new field.
29398 (get_computation_cost_at): Record setup cost.
29399 (determine_use_iv_cost_address): Skip cost computation for sub
29400 uses if we can estimate it without losing accuracy.
29402 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
29404 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
29406 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
29407 max_loop_iterations_int.
29408 (tree_unswitch_outer_loop): Likewise.
29409 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
29410 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
29412 2016-03-30 Richard Biener <rguenther@suse.de>
29414 PR middle-end/70450
29415 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
29417 2016-03-30 Jakub Jelinek <jakub@redhat.com>
29420 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
29421 in gen_blendm expander.
29423 2016-03-30 Nick Clifton <nickc@redhat.com>
29426 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
29427 case where we are already provided with an SImode SUBREG.
29429 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
29432 * config/i386/i386.c (ix86_expand_epilogue): Properly check
29433 conflict between DRAP register and __builtin_eh_return.
29435 2016-03-30 Michael Matz <matz@suse.de>
29436 Richard Biener <rguenther@suse.de>
29439 * ipa-polymorphic-call.c (struct type_change_info): Change
29440 speculative to an unsigned allowing to limit the work we do.
29441 (csftc_abort_walking_p): New inline function..
29442 (check_stmt_for_type_change): Limit the number of may-defs
29443 skipped for speculative devirtualization to
29444 max-speculative-devirt-maydefs.
29445 * params.def (max-speculative-devirt-maydefs): New param.
29446 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
29448 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
29451 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
29454 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
29456 PR tree-optimization/59124
29457 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
29458 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
29460 2016-03-29 Jeff Law <law@redhat.com>
29462 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
29464 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
29466 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
29469 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
29471 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
29472 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
29473 gcrt0.o if linking dynamically.
29475 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
29478 * ipa-devirt.c (methods_equal_p): New function.
29479 (compare_virtual_tables): Use it.
29480 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
29481 * cgraphclones.c (clone_function_name_1): Use
29482 symbol_table::symbol_suffix_separator.
29483 * coverage.c (build_var): Likewise.
29484 * symtab.c (symbol_table::symbol_suffix_separator): New.
29486 2016-03-29 Jakub Jelinek <jakub@redhat.com>
29488 PR rtl-optimization/70429
29489 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
29490 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
29491 mode != result_mode.
29494 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
29496 PR tree-optimization/70405
29497 * ssa-iterators.h (num_imm_uses): Add missing braces.
29499 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
29501 PR rtl-optimization/68695
29502 * ira-color.c (allocno_copy_cost_saving): New.
29503 (improve_allocation): Use it.
29505 2016-03-29 Richard Henderson <rth@redhat.com>
29507 PR middle-end/70355
29508 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
29510 2016-03-29 Richard Biener <rguenther@suse.de>
29512 PR middle-end/70424
29513 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
29514 use alignment returned by get_pointer_alignment_1 if it is
29515 bigger than BITS_PER_UNIT.
29516 * builtins.c (get_pointer_alignment_1): Do not return true
29517 for alignment extracted from SSA info.
29519 2016-03-28 James Bowman <james.bowman@ftdichip.com>
29521 * config/ft32/ft32.opt (mnodiv): New.
29522 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
29523 * doc/invoke.texi (FT32 Options -mnodiv): New.
29525 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
29528 * config/i386/i386.md (define_split, andn): Fix modes.
29530 2016-03-26 Richard Biener <rguenther@suse.de>
29531 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
29534 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
29536 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
29537 as 2nd argument to cl_optimization_restore().
29539 2016-03-25 Richard Henderson <rth@redhat.com>
29542 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
29543 * config/aarch64/aarch64-protos.h: Declare it.
29544 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
29546 2016-03-25 Alan Modra <amodra@gmail.com>
29549 * config/rs6000/constraints.md (j): Simplify.
29550 * config/rs6000/predicates.md (easy_fp_constant): Exclude
29552 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
29553 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
29554 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
29555 in all constraint alternatives.
29556 (movtd_64bit_nodm): Delete "j" constraint alternative.
29558 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
29560 * tree-ssa-propagate.c: Enhance docs for
29561 SSA_PROP_NOT_INTERESTING.
29563 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
29565 * doc/extend.texi: Fix typo in documentation to pure attribute.
29567 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
29570 * config/pa/pa.md (bswapdi2): Use a scratch register.
29572 2016-03-24 Richard Henderson <rth@redhat.com>
29574 PR middle-end/69845
29575 * fold-const.c (extract_muldiv_1): Correct test for multiplication
29578 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
29580 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
29581 using ix86_expand_binary_operator instead of gen_andsi3.
29583 2016-03-24 Richard Biener <rguenther@suse.de>
29585 PR tree-optimization/70396
29586 * tree-vect-stmts.c (vectorizable_comparison): Use
29587 get_vectype_for_scalar_type.
29589 2016-03-24 Richard Biener <rguenther@suse.de>
29591 PR middle-end/70370
29592 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
29593 with register bases.
29595 2016-03-24 Richard Biener <rguenther@suse.de>
29597 PR tree-optimization/70372
29598 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
29599 build_all_ones_cst to also handle vector types correctly.
29601 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
29604 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
29607 2016-03-23 Marek Polacek <polacek@redhat.com>
29610 * doc/invoke.texi: Document -Wignored-attributes.
29612 2016-03-23 Bin Cheng <bin.cheng@arm.com>
29614 PR tree-optimization/69042
29615 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
29616 parameter from 30 to 40.
29618 2016-03-23 Bin Cheng <bin.cheng@arm.com>
29620 PR tree-optimization/69042
29621 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
29622 for use with constant offset stripped in base.
29624 2016-03-23 Richard Biener <rguenther@suse.de>
29626 PR middle-end/70251
29627 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
29628 mode compatibility check.
29629 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
29631 2016-03-23 Jeff Law <law@redhat.com>
29633 PR tree-optimization/64058
29634 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
29636 (struct ssa_conflicts): Move up earlier in the file.
29637 (conflicts_, var_map_): New static variables.
29638 (initialize_conflict_count): New function to initialize the
29639 CONFLICT_COUNT field for each conflict pair.
29640 (compare_pairs): Lazily initialize the conflict count and use it
29641 as the first tie-breaker.
29642 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
29643 and wipe conflicts_ and map_ around the call to qsort. Remove
29644 special case for 2 coalesce pairs.
29645 * bitmap.c (bitmap_count_unique_bits): New function.
29646 (bitmap_count_bits_in_word): New function, extracted from
29648 (bitmap_count_bits): Use bitmap_count_bits_in_word.
29649 * bitmap.h (bitmap_count_unique_bits): Declare it.
29651 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
29654 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
29655 transparent alias chain for decl assembler name.
29656 * config/sol2.c (solaris_assemble_visibility): Likewise.
29658 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29660 * config/arm/arm1020e.md (1020call_op): Reduce reservation
29662 (v10_fdivs): Likewise.
29663 (v10_fdivd): Likewise.
29665 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29668 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
29669 to not call fclose twice on file.
29671 2016-03-23 Jakub Jelinek <jakub@redhat.com>
29673 PR tree-optimization/70354
29674 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
29675 oprnd0 is wider than oprnd1 and there is a cast from the wider
29676 type to oprnd1, mask it with the mask of the narrower type.
29679 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
29680 Optimize TARGET_STV splitters, if high or low word of last argument
29683 2016-03-22 Jeff Law <law@redhat.com>
29686 tree-ssa-threadbackward.c
29687 (fsm_find_control_statement_thread_paths): Correctly distinguish
29688 between old style jump threads vs FSM jump threads.
29690 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
29693 * config/i386/i386.c (scalar_chain::convert_op): Support
29694 uninitialized register usage case.
29696 2016-03-22 Richard Biener <rguenther@suse.de>
29698 PR middle-end/70251
29699 * genmatch.c (gen_transform): Adjust last parameter to a three-state
29701 (capture::gen_transform): ... to change behavior when substituting
29702 a condition into cond or not-cond expr context.
29703 (dt_simplify::gen_1): Adjust.
29704 * gimple-match-head.c: Include gimplify.h for unshare_expr.
29705 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
29706 last change and instead change to
29707 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
29708 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
29710 2016-03-22 Anthony Green <green@moxielogic.com>
29712 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
29713 issue for moxiebox targets.
29714 (CC1PLUS_SPEC): Ditto.
29716 2016-03-22 Richard Biener <rguenther@suse.de>
29718 PR middle-end/70333
29719 * fold-const.c (extract_muldiv_1): Properly perform multiplication
29722 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
29724 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
29726 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
29729 * config/i386/i386.c (def_builtin): Handle
29730 OPTION_MASK_ISA_AVX512VL to be and-ed with other
29732 (const struct builtin_description bdesc_special_args[]):
29733 Remove duplicate ISA bits.
29735 2016-03-22 Jakub Jelinek <jakub@redhat.com>
29738 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
29739 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
29740 in a way that works also for AVX512BW.
29743 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
29744 instead of source if operands[1] is xmm16 and above and
29745 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
29746 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
29749 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
29750 on assign if (*from_p) is a comparison, set it to
29751 TREE_NO_WARNING (*from_p).
29753 2016-03-21 Jakub Jelinek <jakub@redhat.com>
29755 PR middle-end/70326
29756 * lra.c (restore_scratches): Ignore deleted insns.
29758 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
29759 Jakub Jelinek <jakub@redhat.com>
29761 PR tree-optimization/70317
29762 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
29765 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
29768 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
29769 of ix86_expand_move.
29771 (movti): Use general_operand for operand 1 predicate.
29773 2016-03-21 Martin Liska <mliska@suse.cz>
29775 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
29777 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
29779 2016-03-21 Martin Liska <mliska@suse.cz>
29782 * ipa-icf.c (sem_function::parse): Skip static
29783 constructors and destructors.
29785 2016-03-21 Jakub Jelinek <jakub@redhat.com>
29788 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
29789 function-like macro, peek following token(s) if it is followed
29790 by CPP_OPEN_PAREN token with optional padding in between, and
29791 if not, don't treat it like a macro.
29793 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
29794 Alexander Monakov <amonakov@ispras.ru>
29796 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
29797 for the stabs debug format.
29799 2016-03-21 Richard Biener <rguenther@suse.de>
29801 PR tree-optimization/70310
29802 * tree-vect-generic.c (expand_vector_condition): Fold the built
29805 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
29808 * config/i386/sse.md (define_insn "*vec_dup<mode>"/AVX2):
29809 Block third alternative for AVX-512VL target,
29811 2016-03-21 Martin Liska <mliska@suse.cz>
29814 * hsa-brig.c (emit_function_directives): Mark unemitted
29815 global variables for emission.
29816 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
29817 (get_symbol_for_decl): Likewise.
29818 * hsa.h (struct hsa_symbol): New flag.
29820 2016-03-21 Richard Biener <rguenther@suse.de>
29822 PR tree-optimization/70288
29823 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
29824 we do not estimate unsimplified all-constant conditionals or
29825 switches as optimized away.
29827 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
29829 PR rtl-optimization/69102
29830 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
29831 when we have a readonly dependency context.
29833 2016-03-18 Jeff Law <law@redhat.com>
29835 PR rtl-optimization/70263
29836 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
29837 (update_equiv_regs): When trying to move a store to after the insn
29838 that sets the source of the store, make sure the store occurs after
29839 the insn that sets the source of the store. When successful note
29840 the REG_EQUIV note created in the dump file.
29842 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
29843 Bernd Schmidt <bschmidt@redhat.com>
29845 * doc/extend.texi: Document more potential problems with basic asms.
29847 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
29849 PR rtl-optimization/70278
29850 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
29853 2016-03-18 Jason Merrill <jason@redhat.com>
29855 * calls.c (load_register_parameters): Fix zero size sibcall logic.
29857 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
29859 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
29860 values to 128b regs.
29862 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
29864 PR tree-optimization/70252
29865 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
29866 boolean vector has a proper number of elements.
29867 (supportable_narrowing_operation): Likewise.
29869 2016-03-18 Tom de Vries <tom@codesourcery.com>
29872 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
29874 2016-03-18 Jakub Jelinek <jakub@redhat.com>
29876 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
29877 instead of replace_rtx for DEBUG_INSNs.
29879 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
29881 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
29882 load type reservations.
29884 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
29887 * config/pa/constraints.md: Revert 2015-02-13 change. Use
29888 define_constraint for "Q" and "T" constraints.
29890 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
29892 Tweak the pipeline model for Exynos M1
29894 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
29897 2016-03-17 David Malcolm <dmalcolm@redhat.com>
29900 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
29901 where one or both locations aren't within a line_map.
29903 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
29906 * opts.c (finish_options): Don't set flag_pie to the default if
29907 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
29910 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
29912 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
29913 true as ALL_REGS argument to replace_rtx.
29915 2016-03-17 Richard Biener <rguenther@suse.de>
29918 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
29921 2016-03-17 Jakub Jelinek <jakub@redhat.com>
29924 * rtl.h (replace_rtx): Add ALL_REGS argument.
29925 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
29926 equality and assert mode is the same, instead of just rtx pointer
29928 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
29929 true as ALL_REGS argument to replace_rtx.
29931 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
29933 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
29934 for boolean vector with vector mode only.
29935 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
29937 2016-03-17 Nick Clifton <nickc@redhat.com>
29940 * config/rx/rx.c (rx_print_integer): Print negative constants in
29943 2016-03-17 Jakub Jelinek <jakub@redhat.com>
29946 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
29948 2016-03-16 Richard Henderson <rth@redhat.com>
29949 Richard Biener <rguenth@suse.de>
29951 PR middle-end/70240
29952 PR middle-end/68215
29954 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
29955 first operand as is_gimple_condexpr.
29957 PR middle-end/70240
29958 PR middle-end/68215
29960 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
29961 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
29962 Do not gimplify the result.
29963 (do_unop): Adjust call to tree_vec_extract.
29964 (do_binop): Likewise.
29965 (do_compare): Likewise.
29966 (do_plus_minus): Likewise.
29967 (do_negate): Likewise.
29968 (expand_vector_condition): Likewise.
29969 (do_cond): Likewise.
29971 2016-03-16 Richard Henderson <rth@redhat.com>
29974 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
29975 (aarch64_classify_address): Use it.
29976 (aarch64_legitimize_address): Force all subexpressions of PLUS
29977 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
29979 2016-03-16 Jakub Jelinek <jakub@redhat.com>
29980 Richard Biener <rguenth@suse.de>
29983 * rtlanal.c (replace_rtx): For REG, if from is a REG,
29984 return to even if only REGNO is equal, and assert
29987 2016-03-11 Jeff Law <law@redhat.com>
29989 PR rtl-optimization/70224
29990 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
29992 2016-03-16 Richard Henderson <rth@redhat.com>
29994 PR middle-end/70199
29995 * function.h (struct function): Add has_forced_label_in_static.
29996 * gimplify.c (force_labels_r): Set it.
29997 * lto-streamer-in.c (input_struct_function_base): Read it.
29998 * lto-streamer-out.c (output_struct_function_base): Write it.
29999 * tree-inline.c (has_label_address_in_static_1): Remove.
30000 (copy_forbidden): Remove fndecl parameter; test
30001 has_forced_label_in_static.
30002 (inline_forbidden_p): Update call to copy_forbidden.
30003 (tree_versionable_function_p): Likewise.
30004 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
30005 (chkp_versioning): Likewise.
30006 * tree-inline.h (copy_forbidden): Update decl.
30008 2016-03-16 Marek Polacek <polacek@redhat.com>
30011 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
30012 function being thunked if the result type doesn't have fixed size.
30013 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
30014 doesn't have fixed size.
30016 2016-03-16 Bin Cheng <bin.cheng@arm.com>
30018 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
30019 reporting malformed loop nest.
30021 2016-03-16 Tom de Vries <tom@codesourcery.com>
30024 * ipa-devirt.c (possible_polymorphic_call_targets): Move
30025 nodes.length () == 1 test to before first nodes[0] access.
30027 2016-03-16 Tom de Vries <tom@codesourcery.com>
30029 PR tree-optimization/68715
30030 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
30031 single_pred_p test.
30033 2016-03-16 Tom de Vries <tom@codesourcery.com>
30035 PR tree-optimization/68809
30036 * graphite-scop-detection.c (same_close_phi_node): Test if result types
30039 2016-03-16 Carlos O'Donell <carlos@redhat.com>
30040 Sandra Loosemore <sandra@codesourcery.com>
30042 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
30043 on leaf attribute. Mention ELF interposition problems.
30045 2016-03-16 Alan Modra <amodra@gmail.com>
30047 PR rtl-optimization/69195
30048 PR rtl-optimization/47992
30049 * ira.c (indirect_jump_optimize): Ignore artificial defs.
30052 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
30055 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
30057 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
30059 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
30061 2016-03-15 Jakub Jelinek <jakub@redhat.com>
30063 PR rtl-optimization/70222
30064 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
30065 optimization if mode is different from result_mode, queue up masking
30066 of the result in outer_op. Formatting fix.
30068 PR middle-end/70239
30069 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
30072 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
30074 PR rtl-optimization/69032
30075 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
30076 looping backwards over basic block insns.
30078 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
30081 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
30082 to non-speculative when propagating trap bits.
30084 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
30086 PR rtl-optimization/63384
30087 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
30088 DEBUG_INSN_P insns.
30090 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
30093 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
30094 factored out from ...
30095 (sched_analyze_insn): ... here.
30096 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
30097 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
30098 get_implicit_reg_pending_clobbers in it.
30099 (setup_id_reg_sets): Use setup_id_implicit_regs.
30100 (deps_init_id): Ditto.
30102 2016-03-15 Tom de Vries <tom@codesourcery.com>
30105 * cgraph.c (cgraph_node::get_body): Save, reset and restore
30107 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
30108 execute_function_dump.
30109 (execute_one_pass): Don't dump function if it will be dumped after ipa
30112 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
30114 * genrecog.c (match_pattern_2): If pred is NULL don't call
30115 safe_predicate_mode on it.
30117 2016-03-14 Jakub Jelinek <jakub@redhat.com>
30119 PR middle-end/70219
30120 * lra-constraints.c (delete_move_and_clobber): Change assertion
30121 to also allow dregno == 0.
30123 2016-03-14 Richard Henderson <rth@redhat.com>
30126 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
30127 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
30128 (reassociate_bb): Use optimize_vec_cond_expr; avoid
30129 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
30132 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
30135 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
30137 (lra_create_live_ranges_1): initialize hard register biggest_mode to
30139 * lra-constraints.c (split_reg): For hard regs, try to find the
30140 biggest single-register mode used in the function.
30142 2016-03-14 Richard Biener <rguenther@suse.de>
30144 PR tree-optimization/56365
30145 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
30146 constants to compare against.
30148 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
30151 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
30152 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
30153 (define_split for the GPR case): Use int_reg_operand instead of
30154 gpc_reg_operand for the output.
30156 2016-03-14 Tom de Vries <tom@codesourcery.com>
30158 PR tree-optimization/70045
30159 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
30160 create_empty_if_region_on_edge argument.
30162 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
30164 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
30165 (STACK_CHECK_PROTECT): Likewise.
30166 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
30167 (STACK_CHECK_PROTECT): Likewise.
30168 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
30169 (STACK_CHECK_PROTECT): Likewise.
30170 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
30171 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
30172 (STACK_CHECK_PROTECT): Likewise.
30174 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
30176 PR rtl-optimization/69307
30177 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
30178 registers in modes that span more than one register.
30180 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
30183 * lra-constraints.c (delete_move_and_clobber): New.
30184 (remove_inheritance_pseudos): Use it.
30186 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
30189 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
30190 the libcall is LCT_THROW.
30191 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
30192 for the checking routine.
30194 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
30197 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
30198 optimization if we have direct move.
30199 (roundu32<mode>2_fprs): Likewise.
30201 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
30204 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
30206 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
30207 Arguments swapped. All callers changed. Take reg_renumber into
30208 account, and Calculate and compare register ranges for hard regs.
30210 2016-03-11 Jeff Law <law@redhat.com>
30212 PR tree-optimization/70190
30213 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
30214 Handle cases where we can not extract the taken edge, even though we
30215 found a constant value.
30217 PR tree-optimization/64058
30218 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
30219 (num_coalesce_pairs): Move up earlier in file.
30220 (find_coalesce_pair): Initialize the INDEX field for each pair
30222 (compare_pairs): No longer sort on the elements in each pair.
30223 Instead break ties with the index of the coalesce pair.
30225 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30228 * config/aarch64/aarch64-protos.h
30229 (aarch64_save_restore_target_globals): New prototype.
30230 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
30231 Call the above when popping pragma.
30232 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
30234 (aarch64_set_current_function): Rewrite using the above.
30236 2016-03-11 Jakub Jelinek <jakub@redhat.com>
30238 PR tree-optimization/70177
30239 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
30240 (extract_ops_from_tree): ... this. In the 2 argument
30241 overload remove _1 suffix.
30242 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
30243 (extract_ops_from_tree): ... this.
30244 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
30246 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
30247 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
30248 extract_ops_from_tree instead of 2 operand one.
30250 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
30252 PR tree-optimization/70013
30253 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
30254 for constant-pool entries.
30256 2016-03-11 Jakub Jelinek <jakub@redhat.com>
30258 PR rtl-optimization/70174
30259 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
30260 followed by gen_lowpart on force_reg instead of just gen_lowpart.
30262 PR tree-optimization/70169
30263 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
30264 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
30267 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
30268 Jakub Jelinek <jakub@redhat.com>
30271 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
30272 of uninitialized values.
30274 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30276 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
30278 ("*trunctddd2"): New pattern definition.
30279 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
30282 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30284 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
30285 definitions for BFP and DFP rounding modes.
30286 ("fixuns_truncdddi2", "fixuns_trunctddi2")
30287 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
30288 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
30289 ("fix_trunctf<mode>2"): Use the new constants instead of magic
30292 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30294 * config/s390/constraints.md: Adjust comment.
30295 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
30296 s390_decompose_addrstyle_without_index.
30297 * config/s390/predicates.md (shift_count_or_setmem_operand):
30298 Rename to setmem_operand.
30299 * config/s390/s390-protos.h
30300 (s390_decompose_shift_count): Rename to
30301 s390_decompose_addrstyle_without_index.
30302 * config/s390/s390.c (s390_decompose_shift_count)
30303 (s390_mem_constraint, print_shift_count_operand)
30304 (print_operand_address, print_operand): Rename
30305 s390_decompose_shift_count to
30306 s390_decompose_addrstyle_without_index and rename
30307 print_shift_count_operand to print_addrstyle_operand troughout the
30309 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
30310 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
30311 Rename shift_count_or_setmem_operand to setmem_operand.
30312 * config/s390/vx-builtins.md ("vec_insert<mode>")
30313 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
30316 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30319 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
30320 Handle overlapping retval and newval.
30322 2016-03-10 Nick Clifton <nickc@redhat.com>
30325 * config/aarch64/aarch64.c
30326 (aarch64_override_options_after_change_1): When forcing
30327 flag_omit_frame_pointer to be true, use a special value that can
30328 be detected if this function is called again, thus preventing
30329 flag_omit_leaf_frame_pointer from being forced to be false.
30331 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30333 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
30334 Set x_flag_omit_leaf_frame_pointer when handling
30335 -momit-leaf-frame-pointer.
30337 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
30340 * cgraph.c (cgraph_node::dump): Dump split_part and
30341 indirect_call_target.
30342 * cgraph.h (cgraph_node): Add indirect_call_target flag.
30343 * ipa.c (has_addr_references_p): Cleanup.
30344 (is_indirect_call_target_p): New.
30345 (walk_polymorphic_call_targets): Do not mark virtuals that may be
30346 called indirectly as local.
30347 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
30349 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
30352 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
30353 on cxa_pure_virtual.
30355 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
30358 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
30360 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
30363 * tree.c (need_assembler_name_p): Only record main variant type names.
30365 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
30368 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
30369 Always define to 0 or 1.
30370 (TARGET_FIX_ERR_A53_843419): New macro.
30371 * config/aarch64/aarch64-elf-raw.h
30372 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
30373 * config/aarch64/aarch64-linux.h: Likewise.
30374 * config/aarch64/aarch64.c
30375 (aarch64_override_options_after_change_1): Do not default
30376 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
30378 (aarch64_attributes): Handle fix-cortex-a53-843419.
30379 (aarch64_can_inline_p): Likewise.
30380 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
30382 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
30383 Jakub Jelinek <jakub@redhat.com>
30385 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
30386 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
30387 DECL_COMMONS if flag_unconstrained_commons is set.
30388 * tree-dfa.c (get_ref_base_and_extent): Likewise.
30389 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
30390 (funconstrained-commons): Document.
30392 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
30394 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
30395 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
30397 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
30399 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
30400 has a proper number of elements.
30402 2016-03-10 Alan Modra <amodra@gmail.com>
30404 PR rtl-optimization/69195
30405 PR rtl-optimization/47992
30406 * ira.c (recorded_label_ref): Delete.
30407 (update_equiv_regs): Return void.
30408 (indirect_jump_optimize): New function.
30409 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
30410 before regstat_compute_ri. Don't rebuild_jump_labels here.
30411 Delete update_regstat.
30413 2016-03-10 Richard Biener <rguenther@suse.de>
30415 PR tree-optimization/70128
30416 * tree-ssa-structalias.c (set_uids_in_ptset): Set
30417 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
30419 2016-03-09 Jakub Jelinek <jakub@redhat.com>
30421 PR tree-optimization/70152
30422 * tree-sra.c (replace_removed_params_ssa_names): Copy over
30423 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
30426 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
30427 instead of gen_sse2_loadlpd.
30428 * config/i386/sse.md (*vec_concatv2df): Rename to...
30429 (vec_concatv2df): ... this.
30431 PR tree-optimization/70127
30432 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
30434 2016-03-09 David Malcolm <dmalcolm@redhat.com>
30438 * diagnostic-show-locus.c (compatible_locations_p): New function.
30439 (layout::layout): Sanitize ranges using compatible_locations_p.
30441 2016-03-09 David Malcolm <dmalcolm@redhat.com>
30445 * diagnostic-show-locus.c (layout_range::layout_range): Replace
30446 location_range param with three const expanded_locations * and a
30448 (layout::layout): Replace call to
30449 rich_location::lazily_expand_location with get_expanded_location.
30450 Extract the range and perform location expansion here, passing
30451 the results to the layout_range ctor.
30452 * diagnostic.c (source_range::debug): Delete.
30453 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
30454 of rich_location::get_expanded_location.
30455 * gcc-rich-location.c (get_range_for_expr): Delete.
30456 (gcc_rich_location::add_expr): Reimplement to avoid the
30457 rich_location::add_range overload that took a location_range,
30458 passing a location_t instead.
30460 2016-03-09 Richard Biener <rguenther@suse.de>
30461 Jakub Jelinek <jakub@redhat.com>
30463 PR tree-optimization/70138
30464 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
30465 Also skip vect_double_reduction_def.
30467 2016-03-09 Jakub Jelinek <jakub@redhat.com>
30470 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
30471 if the operand is "m".
30473 2016-03-09 Nathan Sidwell <nathan@acm.org>
30475 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
30477 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
30479 * config/i386/i386.c (processor_target_table): Fix cost table
30480 intialization order for znver1.
30482 2016-03-08 Jakub Jelinek <jakub@redhat.com>
30484 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
30485 - becuase -> because.
30486 * ipa-reference.c (ignore_module_statics): Likewise.
30487 * cgraph.c (cgraph_node::get_body): Likewise.
30488 * ipa-inline.c (early_inliner): Likewise.
30489 * ipa-devirt.c (types_same_for_odr): Likewise.
30490 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
30491 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
30493 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30495 * tree-ssa-math-opts.c: Fix typo in comment.
30497 2016-03-08 Jakub Jelinek <jakub@redhat.com>
30500 * config/i386/i386.c (scalar_chain::make_vector_copies,
30501 scalar_chain::convert_reg): Call end_sequence in between
30502 get_insns and emit_conversion_insns rather than after both
30505 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
30508 * config/i386/i386.h (machine_function): Add
30509 pc_thunk_call_expanded flag.
30510 (ix86_pc_thunk_call_expanded): New define.
30511 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
30512 (*set_got): Rename insn pattern from set_got.
30513 (*set_got_labelled): Rename inst pattern from set_got_labelled.
30514 * config/i386/i386.c (ix86_compute_frame_layout): Use
30515 ix86_pc_thunk_call_expanded to prevent red-zone.
30517 2016-03-07 Martin Jambor <mjambor@suse.cz>
30519 * hsa.h (hsa_get_ctor_statements): Declare.
30520 (hsa_get_dtor_statements): Likewise.
30521 (hsa_get_kernel_dispatch_type): Likewise.
30522 * hsa.c (hsa_get_ctor_statements): New function.
30523 (hsa_get_dtor_statements): Likewise.
30524 (hsa_get_kernel_dispatch_type): Likewise.
30525 * hsa-brig.c (hsa_cdtor_statements): Removed.
30526 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
30527 hsa_get_dtor_statements.
30528 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
30529 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
30531 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
30533 * config/arm/arm-cores.def (cortex-r8): New.
30534 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
30535 * config/arm/arm-tune.md: Likewise.
30536 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
30538 2016-03-07 Martin Sebor <msebor@redhat.com>
30540 PR rtl-optimization/19705
30541 * doc/invoke.texi (Options That Control Optimization): Clarify
30542 -fno-branch-count-reg.
30544 2016-02-26 Richard Biener <rguenther@suse.de>
30545 Jeff Law <law@redhat.com>
30547 PR tree-optimization/69740
30548 * cfghooks.c (remove_edge): Request loop fixups if we delete
30549 an edge that might turn an irreducible loop into a natural
30551 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
30552 Move after definition of loops_state_clear.
30554 2016-03-07 Bin Cheng <bin.cheng@arm.com>
30556 PR rtl-optimization/69052
30557 * rtlanal.c (commutative_operand_precedence): Set higher precedence
30560 2016-03-07 Tom de Vries <tom@codesourcery.com>
30562 PR tree-optimization/70116
30563 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
30564 is_tm_ending stmts and ubsan/asan internal functions.
30565 (find_duplicate): Use it. Don't test is_tm_ending here.
30567 2016-03-07 Richard Biener <rguenther@suse.de>
30569 PR tree-optimization/70115
30570 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
30571 (propagate_constants_for_unrolling): Use replace_uses_by.
30573 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
30575 PR middle-end/69916
30576 * omp-low.c (struct oacc_loop): Add ifns.
30577 (new_oacc_loop_raw): Initialize it.
30578 (finish_oacc_loop): Clear mask & flags if no ifns.
30579 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
30580 (oacc_loop_xform_loop): Add ifns arg & adjust.
30581 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
30583 2016-03-07 Richard Henderson <rth@redhat.com>
30586 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
30587 (insert_value_copy_on_edge): Likewise.
30589 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30591 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
30593 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
30596 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
30598 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
30600 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
30602 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
30604 Fix sseimul type attribute.
30605 * config/i386/znver1.md
30606 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
30607 znver1_sseimul_avx256_load) : Fix the type attribute.
30608 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
30609 pipe usage and latency.
30611 2016-03-05 Jakub Jelinek <jakub@redhat.com>
30614 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
30615 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
30618 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
30621 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
30623 PR rtl-optimization/69941
30624 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
30625 the reg share its mode.
30627 2016-03-04 Jeff Law <law@redhat.com>
30629 PR tree-optimization/69196
30630 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
30631 If the both SSA_NAMEs are anonymous, then consider them unassociated
30632 and include the PHI in the statement count.
30634 2016-03-05 Tom de Vries <tom@codesourcery.com>
30636 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
30637 construct in oacc routine. Check for oacc region in oacc routine.
30639 2016-03-04 Jakub Jelinek <jakub@redhat.com>
30642 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
30643 2016-02-22 changes, instead don't recurse if RECUR is already true.
30644 Don't change *dynamic_check if RECUR. Adjust recursive caller
30645 to pass true to the new argument.
30646 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
30649 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
30650 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
30652 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
30654 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
30656 PR rtl-optimization/57676
30657 * lra-assigns.c (lra_assign): Guard test for maximum iterations
30658 with flag_checking.
30660 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
30662 * tree-vect-patterns.c (search_type_for_mask): Handle
30663 comparison of booleans.
30665 2016-03-04 Jakub Jelinek <jakub@redhat.com>
30667 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
30671 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
30672 all other ops that have dw_val_class_die_ref operands,
30673 and DW_OP_GNU_entry_value.
30675 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30677 PR rtl-optimization/69904
30678 * config/arm/arm.c (arm_cannot_copy_insn_p):
30679 Return true for load-exclusive instructions.
30681 2016-03-03 Jakub Jelinek <jakub@redhat.com>
30684 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
30685 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
30686 the pattern no matter if it is used just by non-pattern, pattern
30688 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
30689 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
30690 oprnd1 def_stmt is in pattern, don't look through it.
30692 2016-03-03 Marek Polacek <polacek@redhat.com>
30694 PR middle-end/70050
30695 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
30697 2016-03-03 Martin Liska <mliska@suse.cz>
30699 PR tree-optimization/70043
30700 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
30701 previous statement if we see a debug statement.
30703 2016-03-03 Richard Biener <rguenther@suse.de>
30705 PR tree-optimization/55936
30706 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
30707 parameter and guard unsafe equivalence use.
30708 (vrp_evaluate_conditional_warnv_with_ops): Always use
30709 safe equivalences but not via the quadratic compare_names
30712 2016-03-03 Michael Collison <michael.collison@linaro.org>
30715 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
30716 for operand 1 to s_register_operand. Change predicate for operand
30717 2 to arm_not_immediate_operand.
30719 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
30721 * doc/tm.texi: Regenerated.
30723 2016-03-02 Richard Henderson <rth@redhat.com>
30726 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
30727 simplification when all args are positive non-fixed registers.
30729 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30731 * target.def (lra_p): Specify that new ports should use LRA.
30733 2016-03-02 Jakub Jelinek <jakub@redhat.com>
30736 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
30737 gimplify_type_sizes the type they refer to.
30738 (omp_notice_variable): Handle reference vars to VLAs.
30739 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
30740 reference to VLA decls in the second pass instead of first pass.
30742 2016-03-02 Tom de Vries <tom@codesourcery.com>
30744 PR tree-optimization/68659
30745 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
30746 new_expr == NULL_TREE.
30747 (get_new_name): Handle ADDR_EXPR.
30749 2016-03-02 Bin Cheng <bin.cheng@arm.com>
30751 PR rtl-optimization/69052
30752 * loop-invariant.c (canonicalize_address): New function.
30753 (inv_can_prop_to_addr_use): Check validity of address expression
30754 which is canonicalized by above function.
30756 2016-03-02 Alan Modra <amodra@gmail.com>
30759 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
30762 2016-03-02 Jakub Jelinek <jakub@redhat.com>
30765 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
30766 (*movhi_internal): Put mask moves from and to memory separately
30767 from moves from/to GPRs.
30769 2016-03-02 Richard Biener <rguenther@suse.de>
30771 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
30772 GENERIC expressions in GIMPLE.
30774 2016-03-02 Richard Biener <rguenther@suse.de>
30776 * config/i386/i386.c (type_natural_mode): Fix typo.
30778 2016-03-02 Nick Clifton <nickc@redhat.com>
30780 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
30782 2016-03-02 Richard Biener <rguenther@suse.de>
30783 Uros Bizjak <ubizjak@gmail.com>
30786 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
30788 2016-03-02 Richard Biener <rguenther@suse.de>
30790 PR middle-end/67278
30791 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
30793 2016-03-02 Marek Polacek <polacek@redhat.com>
30796 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
30797 "is promoted to" warning.
30799 2016-03-01 DJ Delorie <dj@redhat.com>
30801 * config.gcc: Deprecate mep-*.
30803 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
30805 PR middle-end/70025
30806 * lra-constraints.c (regno_val_use_in): New.
30807 (match_reload): Use it instead of regno_use_in.
30809 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
30811 PR rtl-optimization/70007
30812 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
30813 references present in REG_EQUAL notes attached to non-SET patterns.
30815 2016-03-01 Jeff Law <law@redhat.com>
30817 PR tree-optimization/69196
30818 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
30819 Appropriately clamp the number of statements to copy when the
30820 thread path does not traverse a loop backedge.
30822 PR tree-optimization/69196
30823 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
30824 Do count some PHIs in the thread path against the insn count. Decrease
30825 final statement count by one as the control statement in the last
30826 block will get removed. Remove special cased code for handling PHIs
30829 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
30832 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
30833 asm dialect alternatives to explicit GOTPCREL calls.
30835 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
30838 * ira.c (do_reload): Issue warning for generic stack checking here...
30839 * reload1.c (reload): ...instead of here and streamline it.
30841 2016-03-01 Nick Clifton <nickc@redhat.com>
30843 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
30845 2016-03-01 Richard Biener <rguenther@suse.de>
30847 PR tree-optimization/69983
30848 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
30849 types and fall back to operand_equal_p.
30851 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30854 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30856 * config/s390/constraints.md ("jm8"): New constraint.
30857 * config/s390/predicates.md ("const_int_8bitset_operand"): New
30859 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
30861 ("*setmem_long<setmem_and>"): New pattern.
30862 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
30864 ("*setmem_long_31z<setmem_and>"): New pattern.
30865 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
30866 New substitution rules with the required attributes.
30869 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30872 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30874 * gensupport.c (process_substs_on_one_elem): Split loop to
30875 complete mark_operands_used_in_match_dup on all expressions in the
30877 (adjust_operands_numbers): Inline into process_substs_on_one_elem
30878 and remove function.
30880 2016-03-01 Richard Biener <rguenther@suse.de>
30882 PR middle-end/70022
30883 * fold-const.c (fold_indirect_ref_1): Fix range checking for
30884 vector BIT_FIELD_REF extract.
30886 2016-03-01 Richard Biener <rguenther@suse.de>
30888 PR tree-optimization/69994
30889 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
30891 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
30893 PR tree-optimization/69956
30894 * tree-vect-stmts.c (supportable_widening_operation): Support
30895 multi-step conversion of boolean vectors.
30896 (supportable_narrowing_operation): Likewise.
30898 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30900 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
30903 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30905 * config/s390/subst.md (DSI_VI): New mode iterator.
30906 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
30907 * config/s390/vector.md ("vec_set<mode>"): Move expander before
30908 the insn definition.
30909 ("*vec_set<mode>"): Change predicate and add alternative to
30910 support only either register or const_int operands as element
30912 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
30914 ("vec_extract<mode>"): New expander.
30915 ("*vec_extract<mode>"): New insn definition supporting reg and
30916 const_int element selectors.
30917 ("*vec_extract<mode>_plus"): New insn definition supporting
30918 reg+const_int element selectors.
30919 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
30920 following expander+insn definition.
30921 ("<vec_shifts_name><mode>3"): New expander.
30922 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
30924 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30926 * config/s390/s390.md ("*tabort_1"): Change predicate to
30927 nonmemory_operand. Add a second alternative to cover
30928 register as well as const int operands.
30929 ("*tabort_1_plus"): New pattern definition.
30931 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30933 * config/s390/s390.md ("*ashrdi3_cc_31")
30934 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
30935 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
30936 Merge insn definitions into ...
30937 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
30938 New pattern definition.
30939 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
30940 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
30941 ("*ashr<mode>3_and"): Merge insn definitions into ...
30942 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
30943 New pattern definition.
30944 * config/s390/subst.md ("addr_style_op_cc_subst")
30945 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
30946 substitutions patterns plus attributes.
30947 Add ashiftrt to SUBST iterator.
30949 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30951 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
30952 op2 to nonmemory_operand.
30953 ("*<shift>di3_31", "*<shift>di3_31_and"):
30954 Merge into single pattern definition ...
30955 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
30956 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
30957 pattern definition ...
30958 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
30959 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
30962 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30964 * config/s390/predicates.md (const_int_6bitset_operand): New
30966 * config/s390/s390.md: Include subst.md.
30967 ("rotl<mode>3"): New expander.
30968 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
30970 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
30971 * config/s390/subst.md: New file.
30973 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30975 * config/s390/s390.md ("op_type", "atype", "length" attributes):
30976 Remove RRR type. It doesn't really exist.
30977 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
30979 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
30980 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
30981 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
30982 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
30983 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
30984 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
30985 `enabled' attribute.
30987 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30989 * gensupport.c (process_substs_on_one_elem): Split loop to
30990 complete mark_operands_used_in_match_dup on all expressions in the
30992 (adjust_operands_numbers): Inline into process_substs_on_one_elem
30993 and remove function.
30995 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
30998 * config/sparc/sparc.c (NWORDS_UP): Rename to...
30999 (CEIL_NWORDS): ...this. Use CEIL macro.
31000 (compute_fp_layout): Adjust to above renaming.
31001 (function_arg_union_value): Likewise.
31002 (sparc_arg_partial_bytes): Likewise.
31003 (sparc_function_arg_advance): Likewise.
31005 2016-02-29 Jeff Law <law@redhat.com>
31007 PR tree-optimization/70005
31008 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
31009 where an object with a boolean range is compared against a value
31012 PR tree-optimization/69999
31013 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
31014 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
31017 2016-02-29 Richard Biener <rguenther@suse.de>
31019 PR tree-optimization/69994
31020 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
31021 (get_unary_op): Look through nop conversions.
31022 (ops_equal_values_p): New function, look for equality diregarding
31024 (eliminate_plus_minus_pair): Use ops_equal_values_p
31025 (repropagate_negates): Do not use get_unary_op here.
31027 2016-02-29 Martin Liska <mliska@suse.cz>
31029 * system.h: Poison ENABLE_CHECKING macro.
31031 2016-02-29 Martin Liska <mliska@suse.cz>
31033 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
31034 is presented in dump flags.
31035 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
31036 (hsa_regalloc): Likewise.
31038 2016-02-19 Richard Biener <rguenther@suse.de>
31040 PR tree-optimization/69980
31041 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
31042 permutation of those we need to keep.
31044 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
31047 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
31048 (NWORDS_UP): ...this
31049 (init_cumulative_args): Minor tweaks.
31050 (sparc_promote_function_mode): Likewise.
31051 (scan_record_type): Delete.
31052 (traverse_record_type): New function template.
31053 (classify_data_t): New structure type.
31054 (classify_registers): New inline function.
31055 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
31056 exhausted. Instantiate traverse_record_type on classify_registers and
31057 deal with the case of a structure passed in slot #15 with no FP field
31059 (assign_data_t): New structure type.
31060 (compute_int_layout): New static function.
31061 (compute_fp_layout): Likewise.
31062 (count_registers): New inline function.
31063 (assign_int_registers): New static function.
31064 (assign_fp_registers): Likewise.
31065 (assign_registers): New inline function.
31066 (function_arg_record_value_1): Delete.
31067 (function_arg_record_value_2): Likewise.
31068 (function_arg_record_value_3): Likewise.
31069 (function_arg_record_value): Adjust to above changes. Instantiate
31070 traverse_record_type on count_registers to first count the number of
31071 registers to be used and then on assign_registers to assign them.
31072 (function_arg_union_value): Adjust to above renaming.
31073 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
31074 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
31075 case of a structure passed in slot #15
31076 (sparc_function_arg_advance): Likewise.
31077 (function_arg_padding): Minor tweak.
31079 2016-02-29 Richard Biener <rguenther@suse.de>
31081 PR tree-optimization/69720
31082 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
31083 the adjustment_def path for possibly vectorized defs.
31084 (vect_create_epilog_for_reduction): Handle vectorized initial
31087 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
31089 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
31091 2016-02-27 Jeff Law <law@redhat.com>
31094 2016-02-26 Richard Biener <rguenther@suse.de>
31095 Jeff Law <law@redhat.com>
31097 PR tree-optimization/69740
31098 * cfghooks.c (remove_edge): Request loop fixups if we delete
31099 an edge that might turn an irreducible loop into a natural
31102 2016-02-27 Jakub Jelinek <jakub@redhat.com>
31104 PR rtl-optimization/69896
31105 * tree-vect-generic.c (get_compute_type): Avoid single element
31108 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
31110 Rename the AArch64 tuning option and related functions to enable the
31111 Newton series for the reciprocal square root to reflect its
31112 approximative characteristic.
31114 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
31115 function to "aarch64_emit_approx_rsqrt".
31116 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
31117 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
31118 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
31119 (xgene1_tunings): Likewise.
31120 (use_rsqrt_p): Likewise.
31121 (aarch64_emit_swrsqrt): Use new function name.
31122 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
31123 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
31124 text explaining this option.
31125 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
31127 2016-02-26 Jakub Jelinek <jakub@redhat.com>
31130 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
31131 complain about -mallow-movmisalign without -mvsx if
31132 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
31134 2016-02-26 Joel Sherrill <joel@rtems.org>
31136 * config.gcc: Add x86_64-*-rtems*.
31137 * config/i386/rtems-64.h: New file.
31139 2016-02-26 Joel Sherrill <joel@rtems.org>
31141 * config.gcc: Add aarch64-*-rtems*.
31142 * config/aarch64/rtems.h: New file.
31144 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
31147 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
31148 shift amount using %h. Add comment.
31150 2016-02-26 Richard Biener <rguenther@suse.de>
31151 Jeff Law <law@redhat.com>
31153 PR tree-optimization/69740
31154 * cfghooks.c (remove_edge): Request loop fixups if we delete
31155 an edge that might turn an irreducible loop into a natural
31158 2016-02-26 Martin Jambor <mjambor@suse.cz>
31160 PR middle-end/69920
31161 * tree-sra.c (sra_modify_assign): Do not remove loads of
31162 uninitialized aggregates to SSA_NAMEs.
31164 2016-02-26 Richard Henderson <rth@redhat.com>
31167 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
31168 pseudo in case the target rtx matches the source of the left
31171 2016-02-26 Martin Jambor <mjambor@suse.cz>
31174 * hsa.h (hsa_type_packed_p): Declare.
31175 * hsa.c (hsa_type_packed_p): New function.
31176 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
31178 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
31179 * hsa-brig.c (emit_basic_insn): Likewise.
31181 2016-02-26 Martin Jambor <mjambor@suse.cz>
31184 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
31186 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
31188 2016-02-26 Martin Jambor <mjambor@suse.cz>
31190 * hsa.h (is_a_helper): New overload for hsa_op_immed for
31191 hsa_op_with_type operands.
31192 (hsa_unsigned_type_for_type): Declare.
31193 * hsa.c (hsa_unsigned_type_for_type): New function.
31194 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
31195 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
31196 the finalizer. Do not emit extra move.
31198 2016-02-26 Martin Jambor <mjambor@suse.cz>
31200 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
31201 atomic operations in private segment.
31203 2016-02-26 Martin Jambor <mjambor@suse.cz>
31205 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
31206 statements to wi->info. Also disallow omp simd constructs.
31207 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
31208 for not gridifying. Dump special string for omp_for.
31210 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31213 * config/aarch64/aarch64.c (aarch64_set_current_function):
31214 Save/restore target globals when switching to
31215 target_option_default_node.
31217 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31220 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
31221 Return 0 if !SHIFT_COUNT_TRUNCATED.
31223 2016-02-26 Jakub Jelinek <jakub@redhat.com>
31224 Eric Botcazou <ebotcazou@adacore.com>
31226 PR rtl-optimization/69891
31227 * dse.c (scan_insn): If we can't figure out memset arguments
31228 or they are non-constant, call clear_rhs_from_active_local_stores.
31230 2016-02-26 Martin Liska <mliska@suse.cz>
31232 * doc/extend.texi: Mention clog10, clog10f an clog10l
31233 in Builtins section.
31235 2016-02-26 Martin Liska <mliska@suse.cz>
31237 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
31239 (resolve_args_picking_1): Likewise.
31240 * dwarf2out.h (struct GTY): Likewise.
31242 2016-02-26 Martin Liska <mliska@suse.cz>
31244 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
31245 with flag_checking.
31246 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
31248 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
31249 Martin Liska <mliska@suse.cz>
31251 * doc/install.texi: Mention --enable-valgrind-annotations.
31253 2016-02-26 Richard Biener <rguenther@suse.de>
31255 PR tree-optimization/69551
31256 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
31257 looking through aliases adjust DECL_PT_UID to refer to the
31258 ultimate alias target.
31260 2016-02-25 Martin Liska <mliska@suse.cz>
31262 PR middle-end/69919
31263 * alloc-pool.c (after_memory_report): New variable.
31264 * alloc-pool.h (base_pool_allocator ::release): Do not use
31265 the infrastructure if after_memory_report.
31266 * toplev.c (toplev::main): Mark after memory report.
31268 2016-02-25 Richard Biener <rguenther@suse.de>
31270 PR tree-optimization/48795
31271 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
31273 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
31276 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
31277 offloading is enabled and -fopenacc or -fopenmp is specified.
31278 (CRTOFFLOADEND): Likewise.
31279 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
31280 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
31281 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
31282 (offload_objects_file_name): New static var.
31283 (tool_cleanup): Remove offload_objects_file_name file.
31284 (find_offloadbeginend): Replace with ...
31285 (find_crtoffloadtable): ... this.
31286 (run_gcc): Remove offload_argc and offload_argv.
31287 Get offload_objects_file_name from -foffload-objects=... option.
31288 Read names of object files with offload from this file, pass them to
31289 compile_images_for_offload_targets. Don't call find_offloadbeginend and
31290 don't pass offloadbegin and offloadend to the linker. Don't pass
31291 offload non-LTO files to the linker, because now they're not claimed.
31293 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
31296 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
31297 on builtin_unreachable.
31299 2016-02-25 Jakub Jelinek <jakub@redhat.com>
31301 PR rtl-optimization/69896
31302 * regcprop.c: Include cfgrtl.h.
31303 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
31304 than remembered mode, either delete it (if noop_move_p), or
31305 treat like copy_p but not noop_p instruction.
31307 2016-02-24 Jakub Jelinek <jakub@redhat.com>
31310 * dwarf2out.c (gen_variable_die): Work around buggy LTO
31311 - allow NULL decl for Fortran DW_TAG_common_block variables.
31313 2016-02-24 Jason Merrill <jason@redhat.com>
31315 * common.opt (flifetime-dse): Add -flifetime-dse=1.
31317 2016-02-24 Richard Biener <rguenther@suse.de>
31318 Jakub Jelinek <jakub@redhat.com>
31320 PR middle-end/69760
31321 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
31322 conditionally executed ops to well-defined overflow behavior.
31324 2016-02-24 Jakub Jelinek <jakub@redhat.com>
31326 PR middle-end/69915
31327 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
31330 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31332 PR rtl-optimization/69886
31333 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
31334 argument. Use it when checking validity of set instructions.
31335 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
31336 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
31338 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
31339 * store-motion.c (find_moveable_store): Update
31340 can_assign_to_reg_without_clobbers_p callsite.
31342 2016-02-24 Richard Biener <rguenther@suse.de>
31344 PR middle-end/68963
31345 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
31347 (record_nonwrapping_iv): Do not fall back to the low/high bound
31348 for non-constant IV bases if the stmt is not always executed.
31350 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31352 * config/arm/arm-cores.def (cortex-a32): New entry.
31353 * config/arm/arm-tables.opt: Regenerate.
31354 * config/arm/arm-tune.md: Regenerate.
31355 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
31356 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
31357 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
31358 for -mcpu and -mtune.
31360 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31363 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
31364 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
31365 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
31366 (atomic_loaddi_1): Delete.
31367 (atomic_loaddi): Rewrite expander using the above changes.
31369 2016-02-24 Jakub Jelinek <jakub@redhat.com>
31372 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
31375 2016-02-24 Jakub Jelinek <jakub@redhat.com>
31376 Richard Biener <rguenth@suse.de>
31378 PR middle-end/69909
31379 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
31380 set_mem_attributes if tem is SSA_NAME which got expanded
31383 2016-02-24 Richard Biener <rguenther@suse.de>
31385 PR tree-optimization/69907
31386 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
31387 end of permutations for BB vectorization.
31389 2016-02-24 Christian Bruel <christian.bruel@st.com>
31391 * config/arm/arm-c.c (arm_option_override): Initialize
31392 target_option_current_node.
31393 * config/arm/arm.c (arm_pragma_target_parse): Replace
31394 build_target_option_node call by target_option_current_node.
31395 Set target_option_current_node.
31398 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
31401 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
31402 define_insn_and_split to define_insn.
31403 (zero_extendqi<mode>2_dot2): Same.
31404 (extendqi<mode>2_dot): Same.
31405 (extendqi<mode>2_dot2): Same.
31407 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
31409 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
31410 and add bypass for AES{D,E} and AESMC pairs.
31411 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
31414 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
31416 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
31417 series for reciprocal square root in Exynos M1.
31419 2016-02-23 Martin Sebor <msebor@redhat.com>
31422 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
31423 __builtin_alloca_with_align.
31425 2016-02-23 Richard Henderson <rth@redhat.com>
31427 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
31428 (ix86_register_pragmas): Remove __seg_tls.
31429 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
31430 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
31431 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
31432 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
31433 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
31434 * doc/extend.texi (__seg_tls): Remove item.
31436 2016-02-23 Richard Biener <rguenther@suse.de>
31438 * alloc-pool.h (struct allocation_object): Make id member
31439 conditional on CHECKING_P again.
31440 (get_instance): Adjust.
31441 (base_pool_allocator): Likewise.
31443 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
31445 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
31446 (parallelize_loops): In OpenACC kernels mode, set n_threads to
31448 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
31450 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
31452 2016-02-23 Richard Biener <rguenther@suse.de>
31454 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
31455 * bitmap.h (struct bitmap_usage): Likewise.
31456 (bitmap_move): Declare.
31457 * bitmap.c (register_overhead): Take size_t argument.
31458 (bitmap_move): New function.
31459 * df-problems.c (df_rd_transfer_function): Use bitmap_move
31460 to properly account overhead.
31461 * tree.c (free_node): Use tree_size.
31463 2016-02-23 Jakub Jelinek <jakub@redhat.com>
31466 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
31467 when inverting comparison.
31470 * common.opt (Wunreachable-code): Add Warning flag.
31472 2016-02-23 Mark Wielaard <mjw@redhat.com>
31473 Jakub Jelinek <jakub@redhat.com>
31476 * cgraphunit.c (check_global_declaration): Check main_input_filename
31477 and DECL_SOURCE_FILE are not NULL.
31479 2016-02-23 Martin Jambor <mjambor@suse.cz>
31481 PR tree-optimization/69666
31482 * tree-sra.c (sra_modify_assign): Do not attempt to create
31483 default_def replacements for unscalarizable regions.
31485 2016-02-20 Mark Wielaard <mjw@redhat.com>
31488 * cgraphunit.c (check_global_declaration): Check level of
31489 warn_unused_const_variable and main_input_filename.
31490 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
31491 (-Wunused-variable): For C implies -Wunused-const-variable=1.
31492 (-Wunused-const-variable): Explain levels 1 and 2.
31494 2016-02-22 Jakub Jelinek <jakub@redhat.com>
31497 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
31498 identical arguments. Formatting and spelling fixes.
31501 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
31506 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
31507 and m68k-devices.def.
31508 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
31509 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
31511 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
31513 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
31514 and HImode registers.
31516 2016-02-22 Richard Biener <rguenther@suse.de>
31518 PR tree-optimization/69882
31519 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
31520 preserve permutations present because of gaps.
31521 (vect_supported_load_permutation_p): Always continue checking
31522 permutations after vect_attempt_slp_rearrange_stmts.
31524 2016-02-22 Bin Cheng <bin.cheng@arm.com>
31526 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
31527 min_profitable_estimate, rather than min_profitable_iters.
31529 2016-02-22 Jakub Jelinek <jakub@redhat.com>
31532 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
31533 SImode for last match_operand.
31535 2016-02-22 Martin Liska <mliska@suse.cz>
31537 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
31538 return bitsize - 1 as the return value.
31540 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
31544 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
31545 Handle negative shift counts.
31546 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
31547 force_reg on the shift constant.
31548 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
31549 (lshrsi3_d): Handle negative shift counts.
31551 2016-02-22 Richard Biener <rguenther@suse.de>
31552 Tom de Vries <tom@codesourcery.com>
31554 * graph.c: Include dumpfile.h.
31555 (print_graph_cfg): Split into three overloads.
31556 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
31558 2016-02-22 Tom de Vries <tom@codesourcery.com>
31560 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
31563 2016-02-22 Richard Biener <rguenther@suse.de>
31566 * ipa-inline-transform.c (inline_call): When not updating
31567 overall summaries adjust self size by the growth estimate.
31568 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
31569 hash-set, do not update overall summaries here. Renamed from ...
31570 (inline_to_all_callers): ... this which is now wrapping the
31571 above and performing delayed overall summary update.
31572 (early_inline_small_functions): Delay updating of the overall
31575 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
31577 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
31580 2016-02-19 Jakub Jelinek <jakub@redhat.com>
31583 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
31584 :%* in %:gt() argument.
31585 (greater_than_spec_func): Adjust for expecting only numbers,
31586 if there are more than two numbers, compare the last two.
31588 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
31590 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
31591 -Wnarrowing with -std.
31593 2016-02-19 Jakub Jelinek <jakub@redhat.com>
31596 * expr.c (store_field): Don't use bit-field path if exp is
31597 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
31598 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
31599 and the assignment can be performed by bitwise copy. Formatting
31602 PR middle-end/69838
31603 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
31604 call copy_reg_eh_region_note_forward on before and/or after sequences
31605 and remove note from insn if it no longer can throw.
31608 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
31609 if TARGET_AVX512BW.
31611 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31613 * config/s390/vector.md: Add missing commutative operand markers
31614 to the patterns which qualify for one.
31615 * config/s390/vx-builtins.md: Likewise.
31617 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31619 * config/s390/vector.md (VI, VI_QHS): Add single element vector
31620 types to mode iterators.
31621 (vec_double): ... and mode attribute.
31622 * config/s390/vx-builtins.md (non_vec_int): Likewise.
31624 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31626 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
31627 Change the predicate of op2 from nonimmediate to general and let
31628 reload fix it if necessary.
31630 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31632 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
31634 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31636 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
31639 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31641 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
31642 * config/s390/s390.c (s390_expand_vec_movstr): New function.
31643 * config/s390/s390.md ("movstr<P:mode>"): Call
31644 s390_expand_vec_movstr.
31646 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31648 * config/s390/s390.md: Add missing output modifier for operand 1
31649 to print it as address properly.
31651 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31653 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
31654 * config/s390/2964.md: New file.
31655 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
31656 of insn grouping attributes depending on the CPU level.
31657 (s390_get_unit_mask): New function.
31658 (s390_sched_score): Remove the OOO from the scheduling macros.
31659 Add loop to calculate a score for the instruction mix.
31660 (s390_sched_reorder): Likewise plus improve debug output.
31661 (s390_sched_variable_issue): Rename macros as above. Calculate
31662 the unit distances after actually scheduling an insn. Improve
31664 (s390_sched_init): Clear last_scheduled_unit_distance array.
31665 * config/s390/s390.md: Include 2964.md.
31667 2016-02-18 Jakub Jelinek <jakub@redhat.com>
31670 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
31671 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
31672 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
31673 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
31674 *avx512f_<code>v8div16qi2_mask_1): New insns.
31676 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
31679 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
31682 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
31683 earlyclobber from target. Use wF constraint for fused memory
31685 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
31687 2016-02-18 Jakub Jelinek <jakub@redhat.com>
31688 Martin Liska <mliska@suse.cz>
31691 * cfgexpand.c (asan_sanitize_stack_p): New function.
31692 (partition_stack_vars): Use the function.
31693 (expand_stack_vars): Likewise.
31694 (defer_stack_allocation): Likewise.
31695 (expand_used_vars): Likewise.
31697 2016-02-18 Richard Biener <rguenther@suse.de>
31699 PR middle-end/69553
31700 * fold-const.c (operand_equal_p): Properly compare offsets for
31701 IMAGPART_EXPR and ARRAY_REF.
31703 2016-02-18 Nick Clifton <nickc@redhat.com>
31707 * config/arm/arm.c (arm_option_override_internal): Disable
31708 interworking if the target does not support thumb instructions.
31709 (arm_reload_in_hi): Handle the case where a register to register
31710 move needs reloading because there is no simple pattern to handle
31712 (arm_reload_out_hi): Likewise.
31714 2016-02-18 Richard Biener <rguenther@suse.de>
31716 PR middle-end/69854
31717 * match.pd: Don't use fold_binary or fold_unary for folding
31720 2016-02-17 Jakub Jelinek <jakub@redhat.com>
31723 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
31724 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
31725 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
31726 warn on gimple_no_warning_p statements.
31728 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
31730 * doc/extend.texi (C++ Attributes): Correct description of
31731 warn_unused type attribute.
31733 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
31735 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
31736 correct instruction.
31738 2016-02-17 Richard Biener <rguenther@suse.de>
31740 PR rtl-optimization/69609
31741 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
31742 (find_traces_1_round): When ending a trace update cached priority
31744 (bb_to_key): Use cached priority when available.
31745 (copy_bb): Initialize cached priority.
31746 (reorder_basic_blocks_software_trace_cache): Likewise.
31748 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31751 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
31753 (aarch64_comparison_operator): Break overly long line into two.
31754 (aarch64_comparison_operation): Likewise.
31755 * config/aarch64/aarch64.md (cstorecc4): Use
31756 aarch64_comparison_operator_mode instead of
31757 aarch64_comparison_operator.
31758 (cstore<mode>4): Likewise.
31759 (aarch64_cstore<mode>): Likewise.
31760 (*cstoresi_insn_uxtw): Likewise.
31761 (cstore<mode>_neg): Likewise.
31762 (*cstoresi_neg_uxtw): Likewise.
31764 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31767 * config/arm/predicates.md (arm_comparison_operator_mode):
31769 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
31770 instead of arm_comparison_operator.
31771 (*mov_negscc): Likewise.
31772 (*mov_notscc): Likewise.
31773 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
31774 (*thumb2_mov_negscc): Likewise.
31775 (*thumb2_mov_negscc_strict_it): Likewise.
31776 (*thumb2_mov_notscc): Likewise.
31777 (*thumb2_mov_notscc_strict_it): Likewise.
31779 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
31781 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
31782 Add missing return.
31784 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
31786 * config/visium/visium.c (machine_libfunc_index): New enum.
31787 (machine_libfuncs): New structure.
31788 (visium_libfuncs): New static variable.
31789 (TARGET_INIT_LIBFUNCS): Define to...
31790 (visium_init_libfuncs): ...this. New function.
31791 (expand_block_move_4): Use the appropriate libfunc.
31792 (expand_block_move_2): Likewise.
31793 (expand_block_move_1): Likewise.
31794 (expand_block_set_4): Likewise.
31795 (expand_block_set_2): Likewise.
31796 (expand_block_set_1): Likewise.
31797 (visium_trampoline_init): Likewise.
31799 2016-02-17 Nick Clifton <nickc@redhat.com>
31801 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
31802 TI's devices.csv file as of March 2016.
31804 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
31807 * opts-global.c (handle_common_deferred_options): Introduce and
31808 initialize two global variables to remember command-line options
31809 specifying a stack-limiting register.
31810 * opts.h: Add extern declarations of the two new global variables.
31811 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
31812 variable based on the values of the two new global variables.
31814 2016-02-16 Jakub Jelinek <jakub@redhat.com>
31817 * common.opt (Wnonnull-compare): New warning.
31818 * doc/invoke.texi (-Wnonnull): Remove text about comparison
31819 of arguments against NULL.
31820 (-Wnonnull-compare): Document.
31821 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
31822 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
31823 * passes.def (pass_warn_nonnull_compare): Add.
31824 * gimple-ssa-nonnull-compare.c: New file.
31826 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
31828 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
31829 AARCH64_EXTRA_TUNE_RECIP_SQRT.
31831 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
31833 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
31834 reciprocal sqrt for -mlow-precision-recip-sqrt.
31836 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
31837 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
31839 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
31840 always use lane loads to construct non-constant vectors.
31842 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
31844 * config/aarch64/aarch64.md
31845 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
31846 constraints for operand 3.
31847 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
31849 2016-02-16 Jakub Jelinek <jakub@redhat.com>
31850 Richard Biener <rguenther@suse.de>
31852 PR tree-optimization/69820
31853 * tree-vect-patterns.c (type_conversion_p): Return false if
31854 *orig_type is unsigned single precision or boolean.
31855 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
31858 2016-02-16 Jakub Jelinek <jakub@redhat.com>
31860 PR rtl-optimization/69764
31861 PR rtl-optimization/69771
31862 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
31863 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
31865 2016-02-16 Richard Biener <rguenther@suse.de>
31867 PR tree-optimization/69776
31868 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
31870 (indirect_refs_may_alias_p): Likewise.
31871 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
31872 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
31873 according to tbaa_p.
31874 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
31875 (optimize_stmt): For redundant store discovery do not allow tbaa.
31877 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
31879 PR tree-optimization/69714
31880 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
31881 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
31883 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
31885 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
31886 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
31887 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
31888 * config/arc/arc.c (arc_init): Check FPU options.
31889 (get_arc_condition_code): Handle new CC_FPU* modes.
31890 (arc_select_cc_mode): Likewise.
31891 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
31892 register pair only. Allow access for ARCv2 accumulator.
31893 (gen_compare_reg): Whenever we have FPU support use FPU compare
31895 (arc_reorg): Don't generate brcc insns when FPU compare
31896 instructions are involved.
31897 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
31898 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
31899 floating point emulation.
31900 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
31901 (REVERSE_CONDITION): Add new CC_FPU* modes.
31902 (TARGET_FP_SP_BASE): Define.
31903 (TARGET_FP_DP_BASE): Likewise.
31904 (TARGET_FP_SP_FUSED): Likewise.
31905 (TARGET_FP_DP_FUSED): Likewise.
31906 (TARGET_FP_SP_CONV): Likewise.
31907 (TARGET_FP_DP_CONV): Likewise.
31908 (TARGET_FP_SP_SQRT): Likewise.
31909 (TARGET_FP_DP_SQRT): Likewise.
31910 (TARGET_FP_DP_AX): Likewise.
31911 * config/arc/arc.md (ARCV2_ACC): New constant.
31912 (type): New fpu type attribute.
31913 (SDF): Conditional iterator.
31914 (cstore<mode>, cbranch<mode>): Change expand condition.
31915 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
31916 handles FPU/FPX cases as well.
31917 * config/arc/arc.opt (mfpu): New option.
31918 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
31920 (adddf3, muldf3, subdf3): Removed.
31921 * config/arc/predicates.md (proper_comparison_operator): Recognize
31923 * config/arc/fpu.md: New file.
31924 * doc/invoke.texi (ARC Options): Document mfpu option.
31926 2016-02-16 Richard Biener <rguenther@suse.de>
31928 PR rtl-optimization/69291
31929 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
31930 noce_operand_ok check.
31932 2016-02-16 Tom de Vries <tom@codesourcery.com>
31935 * omp-low.c (simd_clone_create): Remove call to
31936 symtab->call_cgraph_insertion_hooks.
31938 2016-02-16 Jakub Jelinek <jakub@redhat.com>
31940 PR tree-optimization/69802
31941 * tree-ssa-reassoc.c (update_range_test): If op is
31942 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
31943 op == 1 test of precision 1 integral op, otherwise handle
31944 that case as op itself. Fix up formatting.
31945 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
31948 2016-02-16 Richard Biener <rguenther@suse.de>
31950 PR tree-optimization/69586
31951 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
31952 types for conversion sources.
31954 2016-02-16 Richard Biener <rguenther@suse.de>
31956 PR middle-end/69801
31957 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
31958 mask OEP_ADDRESS_OF.
31960 2016-02-16 Alan Modra <amodra@gmail.com>
31963 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
31964 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
31965 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
31967 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
31968 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
31969 (p8_fmrgow_<mode>): Likewise.
31970 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
31972 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
31973 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
31974 to use movdi_internal64. Remove op0_di.
31975 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
31977 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
31979 Add support for the FCCMP insn types
31981 * config/aarch64/aarch64.md (fccmp): Change insn type.
31982 (fccmpe): Likewise.
31983 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
31984 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
31985 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
31986 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
31987 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
31988 * config/arm/types.md (fccmps): Add new insn type.
31989 (fccmpd): Likewise.
31991 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
31993 * alias.c (get_alias_set): Fix a typo in comment.
31995 2016-02-15 Richard Biener <rguenther@suse.de>
31997 PR tree-optimization/69595
31998 * match.pd: Complete range test simplification to true.
32000 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
32002 PR rtl-optimization/69648
32003 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
32004 pic_offset_table_rtx.
32006 PR rtl-optimization/69752
32007 * ira.c (update_equiv_regs): When looking for more than a single SET,
32008 also take other side effects into account.
32010 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
32012 * config/s390/s390.c (s390_function_profiler): Add a new sequence
32013 for z900+ CPUs in 31-bit mode.
32015 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
32017 * common/config/s390/s390-common.c (s390_supports_split_stack):
32019 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
32020 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
32021 * config/s390/s390.c (struct machine_function): New field
32022 split_stack_varargs_pointer.
32023 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
32024 in s390_emit_prologue.
32025 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
32027 (morestack_ref): New global.
32028 (SPLIT_STACK_AVAILABLE): New macro.
32029 (s390_expand_split_stack_prologue): New function.
32030 (s390_live_on_entry): New function.
32031 (s390_va_start): Use split-stack vararg pointer if appropriate.
32032 (s390_asm_file_end): Emit the split-stack note sections.
32033 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
32034 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
32035 (UNSPECV_SPLIT_STACK_CALL): New unspec.
32036 (UNSPECV_SPLIT_STACK_DATA): New unspec.
32037 (split_stack_prologue): New expand.
32038 (split_stack_space_check): New expand.
32039 (split_stack_data): New insn.
32040 (split_stack_call): New expand.
32041 (split_stack_call_*): New insn.
32042 (split_stack_cond_call): New expand.
32043 (split_stack_cond_call_*): New insn.
32045 2016-02-15 Richard Biener <rguenther@suse.de>
32047 PR tree-optimization/69783
32048 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
32049 Add trivially correct cases.
32051 2016-02-15 Tom de Vries <tom@codesourcery.com>
32054 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
32056 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
32058 2016-02-15 Richard Biener <rguenther@suse.de>
32060 PR tree-optimization/69776
32061 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
32062 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
32063 indicate whether we can use TBAA to disambiguate against stores.
32064 Use alias-set zero if not.
32065 (visit_reference_op_store): Do not use TBAA when looking up
32067 * tree-ssa-pre.c (compute_avail): Use TBAA here.
32068 (eliminate_dom_walker::before_dom_children): But not when looking
32069 up redundant stores.
32071 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
32073 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
32075 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
32077 * config/i386/znver1.md
32078 (znver1_pop, znver1_pop_mem,
32079 znver1_load_imov_double_store,
32080 znver1_load_imov_direct_store,
32081 znver1_load_imov_direct_load,
32082 znver1_load_imov_double_load): Add new.
32083 (znver1_insn, znver1_insn_load): Add icmov type.
32084 (znver1_sseavx_fma,
32085 znver1_sseavx_fma_load,
32087 znver1_avx256_fma_load): Fix pipe usage.
32089 2016-02-14 Alan Modra <amodra@gmail.com>
32092 * reload.c (find_reloads_address_1): For pre/post-inc/dec
32093 with an invalid hard reg, reload just the reg not the entire
32094 pre/post-inc/dec address expression.
32096 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
32099 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
32100 fixed R1_REG scratch reg.
32101 (sibcall_value_pcrel_fdpic): Likewise.
32103 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
32107 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
32109 2016-02-12 Walter Lee <walt@tilera.com>
32111 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
32112 * config/tilegx/t-tilegx: Likewise.
32114 2016-02-12 David Malcolm <dmalcolm@redhat.com>
32117 * diagnostic-show-locus.c (struct line_span): New struct.
32118 (layout::get_first_line): Delete.
32119 (layout::get_last_line): Delete.
32120 (layout::get_num_line_spans): New member function.
32121 (layout::get_line_span): Likewise.
32122 (layout::print_heading_for_line_span_index_p): Likewise.
32123 (layout::get_expanded_location): Likewise.
32124 (layout::calculate_line_spans): Likewise.
32125 (layout::m_first_line): Delete.
32126 (layout::m_last_line): Delete.
32127 (layout::m_line_spans): New field.
32128 (layout::layout): Update comment. Replace m_first_line and
32129 m_last_line with m_line_spans, replacing their initialization
32130 with a call to calculate_line_spans.
32131 (diagnostic_show_locus): When printing source lines and
32132 annotations, rather than looping over a single span
32133 of lines, instead loop over each line_span within
32134 the layout, with an inner loop over the lines within them.
32135 Call the context's start_span callback when changing line spans.
32136 * diagnostic.c (diagnostic_initialize): Initialize start_span.
32137 (diagnostic_build_prefix): Break out the building of the location
32138 part of the string into...
32139 (diagnostic_get_location_text): ...this new function, rewriting
32140 it from nested ternary expressions to a sequence of "if"
32142 (default_diagnostic_start_span_fn): New function.
32143 * diagnostic.h (diagnostic_start_span_fn): New typedef.
32144 (diagnostic_context::start_span): New field.
32145 (default_diagnostic_start_span_fn): New prototype.
32147 2016-02-12 David Malcolm <dmalcolm@redhat.com>
32150 * gcc.c (driver::finalize): Fix cleanup of "specs".
32152 2016-02-12 David Malcolm <dmalcolm@redhat.com>
32156 * gcc.c (driver::driver): Initialize m_option_suggestions.
32157 (driver::~driver): Clean up m_option_suggestions.
32158 (suggest_option): Convert to...
32159 (driver::suggest_option): ...this, and split out into
32160 driver::build_option_suggestions and find_closest_string.
32161 (driver::build_option_suggestions): New function, from
32162 first half of suggest_option. Special-case
32163 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
32164 the sanitizer_opts array. For options of enum types, add the
32165 various enum values to the candidate strings.
32166 (driver::handle_unrecognized_options): Remove "const".
32167 * gcc.h (driver::handle_unrecognized_options): Likewise.
32168 (driver::build_option_suggestions): New decl.
32169 (driver::suggest_option): New decl.
32170 (driver::m_option_suggestions): New field.
32171 * opts-common.c (add_misspelling_candidates): New function.
32172 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
32173 and make non-static.
32174 * opts.h (sanitizer_opts): New array decl.
32175 (add_misspelling_candidates): New function decl.
32176 * spellcheck.c (find_closest_string): New function.
32177 * spellcheck.h (find_closest_string): New function decl.
32179 2016-02-12 Jakub Jelinek <jakub@redhat.com>
32181 PR rtl-optimization/69764
32182 PR rtl-optimization/69771
32183 * optabs.c (expand_binop_directly): For shift_optab_p, force
32184 convert_modes with VOIDmode if xop1 has VOIDmode.
32186 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
32189 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
32190 to correctly determine instrumentation thunks.
32192 2016-02-12 Jakub Jelinek <jakub@redhat.com>
32195 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
32196 type by reference, force lhs on the call.
32199 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
32200 Compute retval and retbnd early in all cases if split_part_return_p
32201 and return_bb is not EXIT. Remove all clobber stmts and reset
32202 all debug stmts that refer to SSA_NAMEs defined in split part,
32203 except if it is retval, in that case replace the old retval with the
32204 lhs of the call to the split part.
32206 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
32209 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
32211 PR middle-end/66726
32212 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
32213 whose result is used in PHI.
32214 (maybe_optimize_range_tests): Likewise.
32215 (final_range_test_p): Likweise.
32217 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
32219 PR middle-end/66726
32220 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
32221 whose result is used in PHI.
32222 (maybe_optimize_range_tests): Likewise.
32223 (final_range_test_p): Likweise.
32225 2016-02-12 Jakub Jelinek <jakub@redhat.com>
32227 * cgraph.c: Spelling fixes - behaviour -> behavior and
32228 neighbour -> neighbor.
32229 * target.def: Likewise.
32230 * sel-sched.c: Likewise.
32231 * config/mips/mips.c: Likewise.
32232 * config/arc/arc.md: Likewise.
32233 * config/arm/cortex-a57.md: Likewise.
32234 * config/arm/arm.c: Likewise.
32235 * config/arm/neon.md: Likewise.
32236 * config/arm/arm-c.c: Likewise.
32237 * config/vms/vms-c.c: Likewise.
32238 * config/s390/s390.c: Likewise.
32239 * config/i386/znver1.md: Likewise.
32240 * config/i386/i386.c: Likewise.
32241 * config/ia64/hpux-unix2003.h: Likewise.
32242 * config/msp430/msp430.md: Likewise.
32243 * config/rx/rx.c: Likewise.
32244 * config/rx/rx.md: Likewise.
32245 * config/aarch64/aarch64-simd.md: Likewise.
32246 * config/aarch64/aarch64.c: Likewise.
32247 * config/nvptx/nvptx.c: Likewise.
32248 * config/bfin/bfin.c: Likewise.
32249 * config/cris/cris.opt: Likewise.
32250 * config/rs6000/rs6000.c: Likewise.
32251 * target.h: Likewise.
32252 * spellcheck.c: Likewise.
32253 * ira-build.c: Likewise.
32254 * tree-inline.c: Likewise.
32255 * builtins.c: Likewise.
32256 * lra-constraints.c: Likewise.
32257 * explow.c: Likewise.
32258 * hwint.h: Likewise.
32259 * targhooks.c: Likewise.
32260 * tree-vect-data-refs.c: Likewise.
32261 * expr.c: Likewise.
32262 * doc/tm.texi: Likewise.
32263 * doc/extend.texi: Likewise.
32264 * doc/install.texi: Likewise.
32265 * doc/md.texi: Likewise.
32266 * tree-ssa-tail-merge.c: Likewise.
32267 * sched-int.h: Likewise.
32268 * match.pd: Likewise.
32269 * sched-ebb.c: Likewise.
32270 * target.def (omit_struct_return_reg): Likewise.
32271 * gimple-ssa-isolate-paths.c: Likewise.
32272 (find_implicit_erroneous_behaviour): Renamed to...
32273 (find_implicit_erroneous_behavior): ... this.
32274 (find_explicit_erroneous_behaviour): Renamed to...
32275 (find_explicit_erroneous_behavior): ... this.
32276 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
32278 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
32280 PR rtl-optimization/64682
32281 PR rtl-optimization/69567
32282 PR rtl-optimization/69737
32283 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
32284 in I2 as well, just lose it.
32286 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32288 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
32290 (aarch64_last_printed_tune_string): Likewise.
32291 (aarch64_declare_function_name): Only output .arch assembler
32292 directive if it will be different from the previously output
32293 directive. Same for .tune comment but only if -dA is set.
32294 (aarch64_start_file): New function.
32295 (TARGET_ASM_FILE_START): Define.
32297 2016-02-11 David Malcolm <dmalcolm@redhat.com>
32300 * Makefile.in (PLUGIN_HEADERS): Add params.list.
32302 2016-02-11 Jakub Jelinek <jakub@redhat.com>
32305 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
32306 -Wmaybe-uninitialized warning.
32308 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
32311 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
32313 2016-02-11 Richard Biener <rguenther@suse.de>
32315 PR rtl-optimization/69291
32316 * ifcvt.c (noce_try_store_flag_constants): Do not allow
32317 subexpressions affected by changing the result.
32319 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
32322 * lra-constraints.c (curr_insn_transform): Find in/out operands
32323 for secondary memory moves. Update dups.
32325 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
32327 PR tree-optimization/69652
32328 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
32329 to nested loop, did source re-formatting, skip debug statements,
32330 add check on statement with volatile operand, remove dead scalar
32333 2016-02-10 Jakub Jelinek <jakub@redhat.com>
32334 Patrick Palka <ppalka@gcc.gnu.org>
32338 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
32339 calls if the return type is TREE_ADDRESSABLE.
32340 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
32341 * ipa-split.c (split_function): Fix doubled "we" in comment.
32342 Use void return type for the split part even if
32343 !split_point->split_part_set_retval.
32345 2016-02-10 Bin Cheng <bin.cheng@arm.com>
32347 PR tree-optimization/68021
32348 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
32349 when computing the value of biv cand by itself.
32351 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
32353 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
32354 (cortexa57_tunings): Likewise.
32355 (cortexa72_tunings): Likewise.
32356 (arch_macro_fusion_pair_p): Add support for AES fusion.
32357 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
32358 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
32359 Allow virtual registers before reload so early scheduling works.
32360 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
32361 correct latency and pipeline.
32362 (cortex_a57_crypto_complex): Likewise.
32363 (cortex_a57_crypto_xor): Likewise.
32364 (define_bypass): Add AES bypass.
32366 2016-02-10 Richard Biener <rguenther@suse.de>
32368 PR tree-optimization/69726
32369 * passes.def: Add DCE pass before late uninit.
32370 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
32371 really fixup if-conversions job.
32373 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
32375 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
32376 (arm_cortex_a57_tune): Likewise.
32377 (aarch_macro_fusion_pair_p): Add support for AES fusion.
32378 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
32380 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
32382 * timevar.def (TV_PHASE_DBGINFO): Delete.
32383 (TV_PHASE_CHECK_DBGINFO): Likewise.
32384 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
32386 2016-02-10 Richard Biener <rguenther@suse.de>
32388 PR tree-optimization/69719
32389 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
32390 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
32392 2016-02-09 Andrew Pinski <apinski@cavium.com>
32395 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
32396 get_vcond_mask_icode returns false.
32398 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
32401 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
32402 an ADDIS that adds a pointer to a large constant that sets the
32403 upper16 bits with a load operation.
32405 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
32408 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
32410 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
32412 (vzipq_s16): Likewise.
32413 (vzipq_s32): Likewise.
32414 (vzipq_f32): Likewise.
32415 (vzipq_u8): Likewise.
32416 (vzipq_u16): Likewise.
32417 (vzipq_u32): Likewise.
32418 (vzipq_p8): Likewise.
32419 (vzipq_p16): Likewise.
32421 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
32424 * config/arm/arm.c (neon_endian_lane_map): New function.
32425 (neon_vector_pair_endian_lane_map): New function.
32426 (arm_evpc_neon_vuzp): Allow for big endian lane order.
32427 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
32429 (vuzpq_s16): Likewise.
32430 (vuzpq_s32): Likewise.
32431 (vuzpq_f32): Likewise.
32432 (vuzpq_u8): Likewise.
32433 (vuzpq_u16): Likewise.
32434 (vuzpq_u32): Likewise.
32435 (vuzpq_p8): Likewise.
32436 (vuzpq_p16): Likewise.
32438 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
32441 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
32444 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
32446 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
32447 truncate const_int operand 1 to QImode.
32449 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
32451 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
32452 corresponding to an abnormal edge.
32454 2016-02-09 Tom de Vries <tom@codesourcery.com>
32456 PR tree-optimization/69599
32457 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
32459 (find_func_aliases_for_builtin_call, find_func_clobbers)
32460 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
32463 2016-02-09 Richard Biener <rguenther@suse.de>
32465 PR tree-optimization/69715
32466 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
32467 LHS on calls as non-rewritable.
32469 2016-02-09 Tom de Vries <tom@codesourcery.com>
32472 * lto-wrapper.c (append_diag_options): New function.
32473 (compile_offload_image): Call append_diag_options.
32475 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
32478 * doc/extend.texi (Flag Output Operands): Correct sectioning.
32479 Minor copy-edit to fix verb tenses.
32481 2016-02-08 Jakub Jelinek <jakub@redhat.com>
32483 PR tree-optimization/69209
32484 * ipa-split.c (split_function): If split part is not
32485 returning retval, retval has gimple type but is not
32486 gimple value, force it into a SSA_NAME first.
32488 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
32490 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
32493 2016-02-08 Jason Merrill <jason@redhat.com>
32496 * convert.c (convert_to_integer_1): Check dofold on truncation
32498 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
32499 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
32500 Rename from *_nofold.
32501 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
32502 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
32504 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
32507 * tree.c (build_common_tree_nodes): Remove short_double argument.
32508 All callers changed.
32509 * tree.h (build_common_tree_nodes): Adjust declaration.
32510 * doc/invoke.texi (-fshort-double): Remove documentation.
32511 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
32512 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
32513 * lto-wrapper.c (merge_and_complain, append_compiler_options)
32514 (append_linker_options): Don't handle OPT_fshort_double.
32516 PR rtl-optimization/68730
32517 * lra-remat.c (insn_to_cand_activation): New static variable.
32518 (lra_remat): Allocate and free it.
32519 (create_cand): New arg activation. Initialize a field in
32520 insn_to_cand_activation if it is nonnull.
32521 (create_cands): Pass the activation insn to create_cand when making
32522 a candidate involving an output reload. Reorganize code a little.
32523 (do_remat): Keep track of active status of candidates in a separate
32526 2016-02-08 Richard Biener <rguenther@suse.de>
32528 PR tree-optimization/69719
32529 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
32530 Properly use absolute of the difference of the two offsets to
32531 compare or adjust the segment length.
32533 2016-02-08 Richard Biener <rguenther@suse.de>
32534 Jeff Law <law@redhat.com>
32537 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
32538 types for anonymous SSA names.
32540 2016-02-08 Richard Biener <rguenther@suse.de>
32542 PR rtl-optimization/69274
32543 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
32545 2016-02-08 Jeff Law <law@redhat.com>
32547 PR tree-optimization/65917
32548 * tree-ssa-dom.c (record_temporary_equivalences): Record both
32549 equivalences from if (x == y) style conditionals.
32550 (loop_depth_of_name): Remove.
32551 (record_equality): Remove loop depth check.
32552 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
32553 (const_and_copies::record_const_or_copy_raw): New member function.
32554 * tree-ssa-scopedtables.c
32555 (const_and_copies::record_const_or_copy_raw): New, factored out of
32556 (const_and_copies::record_const_or_copy): Call new member function.
32558 2016-02-05 Jeff Law <law@redhat.com>
32560 PR tree-optimization/68541
32561 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
32562 (count_stmts_in_block): New function.
32563 (poor_ifcvt_candidate_code): Likewise.
32564 (is_feasible_trace): Add some heuristics to determine when path
32565 splitting is profitable.
32566 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
32567 is a diamond with a single exit.
32569 2016-02-05 Martin Sebor <msebor@redhat.com>
32572 * doc/invoke.texi: Update -Wplacement-new to take an optional
32575 2016-02-06 Richard Henderson <rth@redhat.com>
32578 * tree.c (tree_nop_conversion_p): Do not strip casts into or
32579 out of non-standard address spaces.
32581 2016-02-05 Jakub Jelinek <jakub@redhat.com>
32583 PR rtl-optimization/69691
32584 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
32586 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
32588 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
32589 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
32590 (*ieee128_mfvsrd_64bit): Likewise.
32591 (*ieee128_mfvsrd_32bit): Likewise.
32593 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
32597 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32599 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
32600 instrumented_version.
32602 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
32604 * doc/invoke.texi (Optimize Options): In table of --param options
32605 rename second occurrence of tracer-min-branch-ratio to
32606 tracer-min-branch-probability, rename
32607 tracer-min-branch-ratio-feedback to
32608 tracer-min-branch-probability-feedback and clarify description,
32609 rename sched-spec-state-edge-prob-cutoff to
32610 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
32611 to selsched-insns-to-rename, rename lto-minpartition to
32612 lto-min-partition, delete reorder-blocks-duplicate and
32613 reorder-blocks-duplicate-feedback.
32615 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
32617 * config/s390/s390.c (s390_register_info_set_ranges): Remove
32620 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
32622 * doc/extend.texi: S/390: Correct some typos.
32624 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
32626 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
32628 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
32631 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
32632 (s390_register_info_gprtofpr): Use new macros above.
32633 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
32635 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
32636 its name. Adjust restore and save gpr ranges.
32637 (s390_register_info_set_ranges): New function.
32638 (s390_register_info): Use new macros above. Call
32639 s390_register_info_set_ranges.
32640 (s390_optimize_register_info): Likewise.
32641 (s390_hard_regno_rename_ok): Use new macros.
32642 (s390_hard_regno_scratch_ok): Likewise.
32643 (s390_emit_epilogue): Likewise.
32644 (s390_can_use_return_insn): Likewise.
32645 (s390_optimize_prologue): Likewise.
32646 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
32648 2016-02-05 Jakub Jelinek <jakub@redhat.com>
32651 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
32653 (ix86_option_override_internal): Disable TARGET_STV even for
32654 -m{incoming,preferred}-stack-boundary=3.
32656 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
32658 * config.gcc: Mark deprecated rtems targets as obsolete.
32660 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
32662 PR rtl-optimization/64682
32663 PR rtl-optimization/69567
32664 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
32665 before I2 only if the register is both used and set in I2.
32667 2016-02-04 DJ Delorie <dj@redhat.com>
32669 * config/msp430/msp430.c (msp430_start_function): Add function type.
32671 2016-02-04 Jakub Jelinek <jakub@redhat.com>
32674 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
32676 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
32678 PR rtl-optimization/69577
32680 2015-10-29 Richard Henderson <rth@redhat.com>
32684 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
32685 sse check to the exact conditions of PR 67609.
32687 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
32690 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
32691 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
32692 not allowed into the traditional Altivec registers.
32693 (movtd_64bit_nodm): Likewise.
32694 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
32696 2016-02-04 David Malcolm <dmalcolm@redhat.com>
32698 * config/aarch64/cortex-a57-fma-steering.c
32699 (aarch64_register_fma_steering): Remove "static" from arguments
32702 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
32705 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
32706 twice when complex.
32708 2016-02-04 Mike Frysinger <vapier@gentoo.org>
32710 * doc/invoke.texi: Delete -mno-fma4.
32712 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
32714 PR rtl-optimization/69577
32715 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
32716 (find_subregs_of_mode): Update accordingly. Iterate over partial
32719 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
32721 * config/arm/arm-protos.h (neon_reinterpret): Remove.
32722 * config/arm/arm.c (neon_reinterpret): Remove.
32723 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
32724 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
32725 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
32726 vreinterpretti): Remove.
32727 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
32728 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
32729 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
32730 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
32731 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
32732 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
32733 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
32734 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
32735 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
32736 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
32737 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
32738 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
32739 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
32740 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
32741 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
32742 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
32743 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
32744 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
32745 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
32746 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
32747 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
32748 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
32749 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
32750 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
32751 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
32752 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
32753 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
32754 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
32755 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
32756 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
32757 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
32758 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
32759 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
32760 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
32761 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
32762 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
32763 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
32764 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
32765 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
32766 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
32767 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
32768 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
32769 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
32770 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
32771 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
32772 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
32773 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
32774 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
32775 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
32776 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
32777 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
32778 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
32779 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
32780 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
32781 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
32782 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
32783 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
32784 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
32785 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
32786 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
32787 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
32788 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
32789 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
32790 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
32791 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
32792 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
32793 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
32794 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
32795 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
32796 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
32797 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
32798 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
32799 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
32800 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
32801 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
32802 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
32803 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
32804 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
32805 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
32806 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
32807 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
32808 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
32809 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
32810 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
32811 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
32812 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
32813 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
32814 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
32815 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
32816 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
32817 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
32818 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
32819 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
32820 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
32821 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
32822 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
32823 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
32824 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
32825 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
32826 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
32827 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
32828 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
32829 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
32831 2016-02-04 Martin Liska <mliska@suse.cz>
32834 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
32835 that are gimple_store_p.
32836 (maybe_instrument_call): Likewise.
32838 2016-02-04 Bin Cheng <bin.cheng@arm.com>
32840 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
32841 register scaling out of memory reference and comment why.
32843 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32847 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
32848 folding the source of a SET.
32850 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32854 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
32855 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
32857 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
32861 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
32864 2016-02-04 Christian Bruel <christian.bruel@st.com>
32866 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
32867 * config/arm/arm.c (arm_set_current_function): Likewise.
32869 2016-02-04 Jakub Jelinek <jakub@redhat.com>
32870 Ilya Enkovich <enkovich.gnu@gmail.com>
32871 H.J. Lu <hongjiu.lu@intel.com>
32874 * config/i386/i386.c (convert_scalars_to_vector): Remove
32875 stack alignment fixes.
32876 (ix86_option_override_internal): Disable TARGET_STV if stack
32877 might not be aligned enough.
32878 (ix86_minimum_alignment): Assert that TARGET_STV is false.
32880 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
32882 * config/i386/x86-tune.def: Disable default prefetching
32885 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
32886 Vladimir Makarov <vmakarov@redhat.com>
32889 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
32890 in validating fused toc addresses.
32892 2016-02-03 Jakub Jelinek <jakub@redhat.com>
32895 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
32896 range->m_caret fields if range->m_show_caret_p is false.
32899 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
32900 Force oldval into register if it does not satisfy reg_or_short_operand
32901 predicate. Fix up formatting.
32903 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
32904 Alexandre Oliva <aoliva@redhat.com>
32907 * lra-constraints.c (simplify_operand_subreg): Check additionally
32908 address validity after potential reloading.
32909 (process_address_1): Check insns validity. In case of failure do
32912 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
32915 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
32918 2016-02-02 Jakub Jelinek <jakub@redhat.com>
32920 * wide-int.cc (canonize_uhwi): New function.
32921 (wi::divmod_internal): Use it.
32923 2016-02-02 James Norris <jnorris@codesourcery.com>
32925 * gimplify.c (omp_notice_variable): Add usage check.
32927 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
32929 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
32930 like LE, GE, LT, GT when emitting relational operator.
32932 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
32934 * ira-costs.c (find_costs_and_classes): Add extra argument.
32935 * target.def (ira_change_pseudo_allocno_class): Add parameter.
32936 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
32937 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
32938 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
32939 Add best_class parameter, and return it if not ALL_REGS.
32940 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
32942 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
32943 Update target hook.
32945 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
32947 * config/aarch64/aarch64.c
32948 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
32949 (aarch64_ira_change_pseudo_allocno_class): New function.
32951 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
32954 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
32956 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
32958 * config/avr/avr.c (avr_option_override): Set
32959 PARAM_ALLOW_STORE_DATA_RACES to 1.
32961 2016-02-02 Richard Biener <rguenther@suse.de>
32963 PR tree-optimization/69595
32964 * match.pd: Add range test simplifications to true/false.
32966 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
32968 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
32969 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
32972 2016-02-02 Richard Biener <rguenther@suse.de>
32974 PR tree-optimization/69606
32975 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
32976 info on the result before moving a stmt.
32978 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
32980 PR middle-end/68542
32981 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
32982 branch with vector comparison.
32983 * config/i386/sse.md (VI48_AVX): New mode iterator.
32984 (define_expand "cbranch<mode>4): Add support for conditional branch
32985 with vector comparison.
32986 * tree-vect-loop.c (optimize_mask_stores): New function.
32987 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
32988 has_mask_store field of vect_info.
32989 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
32990 vectorized loops having masked stores after vec_info destroy.
32991 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
32992 correspondent macros.
32993 (optimize_mask_stores): Add prototype.
32995 2016-02-02 Alan Modra <amodra@gmail.com>
32998 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
33001 2016-02-02 Alan Modra <amodra@gmail.com>
33004 * config/rs6000/rs6000.c (need_toc_init): New var, set it
33005 whenever toc_label_name used.
33006 (rs6000_file_start): Don't set up toc section here,
33007 (rs6000_output_function_epilogue): do so here instead,
33008 (rs6000_xcoff_file_start): and here.
33009 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
33010 (load_toc_aix_di): Likewise.
33012 2016-02-01 Jakub Jelinek <jakub@redhat.com>
33014 PR rtl-optimization/69592
33015 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
33016 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
33017 (num_sign_bit_copies_binary_arith_p): New inline function.
33018 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
33020 2016-02-01 Jeff Law <law@redhat.com>
33022 PR tree-optimization/69580
33023 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
33024 * tree-ssa-threadbackward.c
33025 (fsm_find_control_statement_thread_paths): Do not try to walk
33026 through large PHI nodes.
33028 2016-02-01 Jakub Jelinek <jakub@redhat.com>
33030 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
33031 when count is incremented above limit, don't analyze further
33034 * omp-low.c (oacc_parse_default_dims): Avoid
33035 -Wsign-compare warning, make sure value fits into int
33036 rather than just unsigned int.
33038 2016-02-01 Bin Cheng <bin.cheng@arm.com>
33040 PR tree-optimization/67921
33041 * fold-const.c (split_tree): New parameters. Convert pointer
33042 type variable part to proper type before negating.
33043 (fold_binary_loc): Pass new arguments to split_tree.
33045 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
33047 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
33048 (nvptx_goacc_validate_dims): Extend to handle global defaults.
33049 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
33050 * doc/tm.texti: Rebuilt.
33051 * doc/invoke.texi (fopenacc-dim): Document.
33052 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
33053 (append_compiler_options): Likewise.
33054 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
33055 (oacc_parse_default_dims): New.
33056 (oacc_validate_dims): Add USED arg. Select non-unity default when
33058 (oacc_loop_fixed_partitions): Return mask of used partitions.
33059 (oacc_loop_auto_partitions): Emit dump info.
33060 (oacc_loop_partition): Return mask of used partitions.
33061 (execute_oacc_device_lower): Parse default dimension arg. Adjust
33062 loop partitioning and validation calls.
33064 2016-02-01 Richard Biener <rguenther@suse.de>
33066 PR middle-end/69556
33067 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
33069 2016-02-01 Richard Biener <rguenther@suse.de>
33071 PR tree-optimization/69574
33072 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
33073 of asserting return chrec_dont_know.
33075 2016-02-01 Martin Liska <mliska@suse.cz>
33077 * mem-stats-traits.h: Add copyright header.
33078 * mem-stats.h: Likewise.
33080 2016-02-01 Richard Biener <rguenther@suse.de>
33082 PR tree-optimization/69579
33083 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
33084 Do not propagate through abnormal PHI results.
33086 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
33088 * postreload.c (reload_cse_simplify): Remove dead code.
33090 2016-02-01 Jakub Jelinek <jakub@redhat.com>
33092 PR rtl-optimization/69570
33093 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
33094 if there is more than one set, not if there is a single set.
33096 2016-02-01 Richard Henderson <rth@redhat.com>
33099 * combine.c (make_compound_operation): When looking through a
33100 subreg, make sure to re-extend to the width of the outer mode.
33102 2016-01-30 Jakub Jelinek <jakub@redhat.com>
33104 PR tree-optimization/69546
33105 * wide-int.cc (wi::divmod_internal): For unsigned division
33106 where both operands fit into uhwi, if o1 is 1 and o0 has
33107 msb set, if divident_prec is larger than bits per hwi,
33108 clear another quotient word and return 2 instead of 1.
33109 Similarly for remainder with msb in HWI set, if dividend_prec
33110 is larger than bits per hwi.
33112 2016-01-29 Martin Jambor <mjambor@suse.cz>
33114 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
33115 Use short lowercase names.
33116 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
33117 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
33118 acq_rel one. Protect warning agains segfaults if
33119 get_memory_order_name returns NULL.
33120 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
33121 with release semantics. Do not warn if get_memory_order already did.
33122 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
33123 semantics. Fix check for relaxed or acquire semantics. Do not warn
33124 if get_memory_order already did.
33126 2016-01-29 Sebastian Pop <s.pop@samsung.com>
33128 * doc/install.texi: Document that isl-0.16 is supported.
33130 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
33133 * config/i386/constraints.md (Bm): Describe as special memory
33135 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
33136 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
33137 * genpreds.c (struct constraint_data): Add is_special_memory.
33138 (have_special_memory_constraints, special_memory_start): New
33140 (special_memory_end): Ditto.
33141 (add_constraint): Add new arg is_special_memory. Add code to
33142 process its true value. Update have_special_memory_constraints.
33143 (process_define_constraint): Pass the new arg.
33144 (process_define_register_constraint): Ditto.
33145 (choose_enum_order): Process special memory.
33146 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
33147 function insn_extra_special_memory_constraint.
33148 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
33149 * gensupport.c (process_rtx): Process
33150 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
33151 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
33152 * ira-lives.c (single_reg_class): Use
33153 insn_extra_special_memory_constraint.
33154 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
33155 * lra-constraints.c (process_alt_operands): Ditto.
33156 (curr_insn_transform): Use insn_extra_special_memory_constraint.
33157 * recog.c (asm_operand_ok, preprocess_constraints): Process
33159 * reload.c (find_reloads): Ditto.
33160 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
33161 * stmt.c (parse_input_constraint): Use
33162 insn_extra_special_memory_constraint.
33164 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
33167 * lra-splill.c (lra_final_code_change): Revert r229087 by
33168 removing all sub-registers.
33170 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
33173 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
33175 2016-01-29 Jakub Jelinek <jakub@redhat.com>
33178 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
33179 SSE1, copy target into the temporary reg first before recursing
33182 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
33184 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
33187 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
33189 * ginclude/stdarg.h: Test __cplusplus instead of
33190 __GXX_EXPERIMENTAL_CXX0X__.
33192 2016-01-29 Richard Biener <rguenther@suse.de>
33194 PR tree-optimization/69547
33195 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
33196 Do not mark clobbers necessary.
33197 (mark_all_reaching_defs_necessary_1): Likewise.
33199 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
33201 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
33202 declaration name with %qs and print it in both error messages.
33203 Also fix indentation.
33205 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
33208 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
33209 trailing blank line from error message.
33211 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
33214 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
33217 2016-01-29 Richard Biener <rguenther@suse.de>
33219 PR middle-end/69537
33220 * match.pd: Allow all integral types when simplifying a
33221 widening or sign-changing conversion.
33223 2016-01-28 Sebastian Pop <s.pop@samsung.com>
33225 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
33226 back to setting codegen_error to fail codegen.
33228 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
33231 * config/i386/constraints.md (C): Only accept constant zero operand.
33232 (BC): New constraint.
33233 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
33234 instead of C constraint.
33235 * doc/md.texi (Machine Constraints): Update description
33238 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
33241 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
33243 2016-01-28 Jakub Jelinek <jakub@redhat.com>
33245 PR middle-end/69542
33246 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
33249 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
33251 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
33252 branches if using guessed profile.
33254 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
33256 * graphite-optimize-isl.c (optimize_isl): Fix dump.
33258 2016-01-28 Richard Henderson <rth@redhat.com>
33261 * config/aarch64/aarch64-modes.def (CC_Cmode): New
33262 * config/aarch64/aarch64-protos.h: Update.
33263 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
33264 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
33265 (aarch64_get_condition_code_1): Handle CC_Cmode.
33266 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
33267 (*add<mode>3_compareC_cconly_imm): New.
33268 (*add<mode>3_compareC_cconly): New.
33269 (*add<mode>3_compareC_imm): New.
33270 (add<mode>3_compareC): New.
33271 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
33272 to be first. Use aarch64_carry_operation.
33273 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
33274 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
33275 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
33276 (subti3): Use subdi3_compare1.
33277 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
33278 (sub<mode>3_compare1): New.
33279 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
33280 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
33281 (*subsi3_carryin_uxtw): Likewise.
33282 (*ngc<mode>, *ngcsi_uxtw): Likewise.
33283 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
33284 * config/aarch64/iterators.md (DWI): New.
33285 * config/aarch64/predicates.md (aarch64_carry_operation): New.
33286 (aarch64_borrow_operation): New.
33288 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
33290 * graphite-optimize-isl.c (optimize_isl): Print a different debug
33291 message when isl does not return a valid schedule.
33293 2016-01-28 Sebastian Pop <s.pop@samsung.com>
33295 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
33296 Remove comments from class declarations: they are already in the code
33299 2016-01-28 Sebastian Pop <s.pop@samsung.com>
33301 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
33303 (ternary_op_to_tree): Same.
33304 (unary_op_to_tree): Same.
33305 (nary_op_to_tree): Same.
33306 (gcc_expression_from_isl_expr_op): Same.
33307 (gcc_expression_from_isl_expression): Same.
33308 (graphite_create_new_loop): Same.
33309 (graphite_create_new_loop_guard): Same.
33310 (build_iv_mapping): Same.
33311 (graphite_create_new_guard): Same.
33312 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
33313 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
33315 2016-01-28 Sebastian Pop <s.pop@samsung.com>
33317 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
33318 instead of setting codegen_error to fail codegen.
33320 2016-01-28 Jason Merrill <jason@redhat.com>
33322 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
33324 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
33326 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
33327 Remove CONST_INT_P check in CCMP cost calculation.
33329 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
33331 * config/aarch64/aarch64.c (generic_vector_cost):
33332 Set vec_permute_cost.
33333 (cortexa57_vector_cost): Likewise.
33334 (exynosm1_vector_cost): Likewise.
33335 (xgene1_vector_cost): Likewise.
33336 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
33337 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
33338 Add vec_permute_cost entry.
33340 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
33342 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
33344 (add<mode>3_compare0): Likewise.
33345 (addsi3_compare0_uxtw): Likewise.
33346 (add<mode>3nr_compare0): Likewise.
33347 (compare_neg<mode>): Likewise.
33348 (<optab><mode>3): Likewise.
33350 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
33352 * tree-vect-stmts.c (vectorizable_comparison): Add
33353 NULL check for vectype.
33355 2016-01-28 Richard Biener <rguenther@suse.de>
33357 PR tree-optimization/69466
33358 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
33359 Account for PHIs we couldn't duplicate.
33361 2016-01-28 Martin Liska <mliska@suse.cz>
33364 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
33365 instead of ENABLE_VALGRIND_CHECKING.
33367 2016-01-27 Richard Henderson <rth@redhat.com>
33370 * lra-remat.c (subreg_regs): New.
33371 (dump_candidates_and_remat_bb_data): Dump it.
33372 (operand_to_remat): Reject if operand in subreg_regs.
33373 (set_bb_regs): Collect subreg_regs.
33374 (lra_remat): Init and free subreg_regs. Compute
33375 calculate_local_reg_remat_bb_data before create_cands.
33377 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
33380 * config/i386/i386.c (ix86_update_stack_boundary): Don't
33381 change stack_alignment_needed for __tls_get_addr call.
33383 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
33385 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
33387 2016-01-27 Jeff Law <law@redhat.com>
33389 PR tree-optimization/68398
33390 PR tree-optimization/69196
33391 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
33392 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
33393 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
33394 Only count PHIs in the last block in the path. The others will
33395 const/copy propagate away. Add heuristic to allow more irreducible
33396 subloops to be created when it is likely profitable to do so.
33398 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
33399 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
33400 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
33402 2016-01-27 Jakub Jelinek <jakub@redhat.com>
33405 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
33406 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
33407 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
33408 * tree-streamer-in.c: Include asan.h.
33409 (streamer_get_builtin_tree): For builtins in sanitizer
33410 range call initialize_sanitizer_builtins and retry.
33412 2016-01-27 Ian Lance Taylor <iant@google.com>
33414 * common.opt (fkeep-gc-roots-live): New undocumented option.
33415 * tree-ssa-loop-ivopts.c (add_candidate_1): If
33416 -fkeep-gc-roots-live, skip pointers.
33417 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
33420 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
33423 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
33424 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
33426 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
33429 * configure.ac: NetBSD provides SSP in its C library.
33430 * configure: Updated.
33432 2016-01-27 Richard Biener <rguenther@suse.de>
33434 PR tree-optimization/69166
33435 * tree-vect-loop.c (vect_is_simple_reduction): Always check
33436 reduction code for commutativity / associativity.
33438 2016-01-27 Martin Jambor <mjambor@suse.cz>
33440 PR tree-optimization/69355
33441 * tree-sra.c (analyze_access_subtree): Correct hole detection when
33442 total_scalarization fails.
33444 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
33446 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
33449 2016-01-27 Christian Bruel <christian.bruel@st.com>
33452 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
33453 Move arm_reset_previous_fndecl and set_target_option_current_node in
33454 the conditional part. Call save_restore_target_globals.
33455 * config/arm/arm.c (arm_set_current_function):
33456 Refactor to better support #pragma target and attribute mix.
33457 Call save_restore_target_globals.
33458 * config/arm/arm-protos.h (save_restore_target_globals): New function.
33460 2016-01-27 Martin Liska <mliska@suse.cz>
33462 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
33463 reference for an HSA kernel and its host function.
33465 2016-01-27 Jakub Jelinek <jakub@redhat.com>
33467 PR tree-optimization/69399
33468 * wide-int.h (wi::lrshift): For larger precisions, only
33469 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
33471 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
33473 * config/arc/predicates.md (proper_comparison_operator): Reject
33474 constant-constant comparison.
33476 2016-01-26 Tom de Vries <tom@codesourcery.com>
33478 PR tree-optimization/69110
33479 * tree-data-ref.c (initialize_data_dependence_relation): Handle
33480 DR_NUM_DIMENSIONS == 0.
33482 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
33483 Sebastian Pop <s.pop@samsung.com>
33485 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
33486 isl_ast_op_cond and isl_ast_op_select.
33487 (gcc_expression_from_isl_expr_op): Same.
33489 2016-01-26 Jason Merrill <jason@redhat.com>
33492 * tree.c (recompute_constructor_flags): Split out from
33494 (verify_constructor_flags): New.
33495 * tree.h: Declare them.
33497 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
33499 PR rtl-optimization/69217
33500 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
33501 are no TYPE_FIELDS set for the record type.
33503 2016-01-26 Jakub Jelinek <jakub@redhat.com>
33506 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
33507 toc_label_name unconditionally.
33508 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
33509 SYMBOL_REF string. Use toc_label_name instead of constructing
33511 (rs6000_elf_declare_function_name): Use toc_label_name instead of
33512 constructing LCTOC1.
33514 2016-01-26 Martin Sebor <msebor@redhat.com>
33517 * doc/extend.texi (Common Type Attributes): Move text that talks about
33518 attribute packed from attribute aligned to the section discussing
33519 the former attribute for clarity.
33521 2016-01-26 Richard Henderson <rth@redhat.com>
33523 PR middle-end/60908
33524 * trans-mem.c (tm_region_init): Mark entry block as visited.
33526 2016-01-26 David Malcolm <dmalcolm@redhat.com>
33529 * diagnostic-show-locus.c (layout::print_source_line): Replace
33530 call to pp_newline with call to layout::print_newline.
33531 (layout::print_annotation_line): Likewise.
33532 (layout::move_to_column): Likewise.
33533 (layout::print_any_fixits): After printing any fixits, print a
33534 trailing newline, if necessary.
33535 (layout::print_newline): New method, resetting any colorization
33537 (diagnostic_show_locus): Move the pp_newline to before the
33538 early bailout. Remove dummy block enclosing the layout instance.
33539 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
33540 of pp_newline_and_flush with pp_flush.
33541 (diagnostic_append_note): Delete use of pp_newline.
33542 (diagnostic_append_note_at_rich_loc): Delete.
33543 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
33544 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
33545 when newline characters are added to the buffer.
33547 2016-01-26 Michael Matz <matz@suse.de>
33549 * configure.ac (ac_cv_std_swap_in_utility): New test.
33550 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
33551 * configure: Regenerate.
33552 * config.in: Regenerate.
33554 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
33556 * config/arc/arc.md (cstoresi4): Force operand into register.
33557 (arcset<code>): Fix predicate.
33558 (arcsetltu): Likewise.
33559 (arcsetgeu): Likewise.
33560 (arcsethi): Likewise.
33561 (arcsetls): Likewise.
33563 2016-01-26 Jakub Jelinek <jakub@redhat.com>
33565 PR tree-optimization/69483
33566 * gimple-fold.c (canonicalize_constructor_val): Return NULL
33567 if base has error_mark_node type.
33569 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
33572 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
33573 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
33575 (vget_lane_f16): Handle big-endian.
33576 (vgetq_lane_f16): Likewise.
33577 (vset_lane_f16): Likewise.
33578 (vsetq_lane_f16): Likewise.
33579 * config/arm/iterators.md (VQXMOV): Add V8HF.
33580 (VDQ): Add V4HF and V8HF.
33581 (V_reg): Handle V4HF and V8HF.
33582 (Is_float_mode): Likewise.
33583 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
33584 neon_vdup_nv8hf): New patterns.
33585 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
33586 Use VD_LANE iterator.
33587 (neon_vld1_dup<mode>): Use VQ2 iterator.
33589 2016-01-26 Nathan Sidwell <nathan@acm.org>
33591 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
33592 (set_oacc_fn_attrib): Add IS_KERNEL arg.
33593 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
33594 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
33595 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
33596 (oacc_validate_dims): Add LEVEL arg, don't return level.
33597 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
33598 oacc_validate_dims.
33599 (execute_oacc_device_lower): Adjust, add more dump output.
33600 * tree-ssa-loop.c (gate_oacc_kernels): Use
33601 oacc_fn_attrib_kernels_p.
33602 * tree-parloops.c (create_parallel_loop): Adjust
33603 set_oacc_fn_attrib call.
33605 2016-01-26 Jakub Jelinek <jakub@redhat.com>
33608 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
33609 (append_compiler_options): Handle -fcilkplus.
33610 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
33612 2016-01-26 Nick Clifton <nickc@redhat.com>
33615 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
33616 been marked as DECL_ONE_ONLY but we do not the means to make it
33617 so, then do not allow it to bind locally.
33619 2016-01-26 Jakub Jelinek <jakub@redhat.com>
33622 * opts.h (parse_sanitizer_options): New prototype.
33623 * opts.c (sanitizer_opts): New array.
33624 (parse_sanitizer_options): New function.
33625 (common_handle_option): Use parse_sanitizer_options.
33627 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
33630 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
33631 alignment adjustment to ...
33632 (ix86_update_stack_boundary): Here. Don't over-align stack for
33634 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
33635 if __tls_get_addr is called.
33637 2016-01-26 Christian Bruel <christian.bruel@st.com>
33639 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
33641 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
33643 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
33645 2016-01-26 Richard Biener <rguenther@suse.de>
33647 PR middle-end/69467
33648 * match.pd: Guard X * CST CMP 0 pattern with single_use.
33650 2016-01-26 Richard Biener <rguenther@suse.de>
33652 PR tree-optimization/69452
33653 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
33654 (move_computations_dom_walker::before_dom_children): Rename
33656 (move_computations_worker): This.
33657 (move_computations): Perform an RPO rather than a DOM walk.
33659 2016-01-26 Jakub Jelinek <jakub@redhat.com>
33662 * combine.c (combine_instructions): For REG_EQUAL note with
33663 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
33664 to the underlying register.
33665 * doc/rtl.texi (REG_EQUAL): Document the behavior of
33666 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
33668 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
33671 * config/aarch64/aarch64-builtins.c
33672 (aarch64_init_simd_builtin_types): Do not set structural
33673 equality to __Poly{8,16,64,128}_t types.
33675 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
33677 PR tree-optimization/69400
33678 * wide-int.cc (wi_pack): Take the precision as argument and
33679 perform canonicalization here rather than in the callers.
33680 Use the main loop to handle all full-width HWIs. Add a
33681 zero HWI if in_len isn't a full result.
33682 (wi::divmod_internal): Update accordingly.
33683 (wi::mul_internal): Likewise. Simplify.
33685 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
33686 Sebastian Pop <s.pop@samsung.com>
33688 * graphite-poly.c (apply_poly_transforms): Simplify.
33689 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
33690 (print_isl_map): Same.
33691 (print_isl_union_map): Same.
33692 (print_isl_schedule): New.
33693 (debug_isl_schedule): New.
33694 * graphite-dependences.c (scop_get_reads): Do not call
33695 isl_union_map_add_map that is undocumented isl functionality.
33696 (scop_get_must_writes): Same.
33697 (scop_get_may_writes): Same.
33698 (scop_get_original_schedule): Remove.
33699 (scop_get_dependences): Do not call isl_union_map_compute_flow that
33700 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
33701 (compute_deps): Remove.
33702 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
33703 (debug_schedule_ast): New.
33704 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
33705 set_separate_option.
33706 (graphite_regenerate_ast_isl): Add dump.
33707 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
33708 from scop->transformed_schedule.
33709 (graphite_regenerate_ast_isl): Add more dump.
33710 * graphite-optimize-isl.c (optimize_isl): Set
33711 scop->transformed_schedule. Check whether schedules are equal.
33712 (apply_poly_transforms): Move here.
33713 * graphite-poly.c (apply_poly_transforms): ... from here.
33714 (free_poly_bb): Static.
33715 (free_scop): Static.
33716 (pbb_number_of_iterations_at_time): Remove.
33717 (print_isl_ast): New.
33718 (debug_isl_ast): New.
33719 (debug_scop_pbb): New.
33720 * graphite-scop-detection.c (print_edge): Move.
33721 (print_sese): Move.
33722 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
33723 (build_scop_scattering): Remove.
33724 (create_pw_aff_from_tree): Assert instead of bailing out.
33725 (add_condition_to_pbb): Remove unused code, do not fail.
33726 (add_conditions_to_domain): Same.
33727 (add_conditions_to_constraints): Remove.
33728 (build_scop_context): New.
33729 (add_iter_domain_dimension): New.
33730 (build_iteration_domains): Initialize pbb->iterators.
33731 Call add_conditions_to_domain.
33734 (index_outermost_in_loop): New.
33735 (index_pbb_in_loop): New.
33736 (outermost_pbb_in): New.
33737 (add_in_sequence): New.
33738 (add_outer_projection): New.
33739 (outer_projection_mupa): New.
33740 (add_loop_schedule): New.
33741 (build_schedule_pbb): New.
33742 (build_schedule_loop): New.
33743 (embed_in_surrounding_loops): New.
33744 (build_schedule_loop_nest): New.
33745 (build_original_schedule): New.
33746 (build_poly_scop): Call build_original_schedule.
33747 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
33748 (free_poly_dr): Remove.
33749 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
33750 (free_poly_bb): Remove.
33751 (debug_loop_vec): Remove.
33752 (print_isl_ast): Declare.
33753 (debug_isl_ast): Declare.
33754 (scop_do_interchange): Remove.
33755 (scop_do_strip_mine): Remove.
33756 (scop_do_block): Remove.
33757 (flatten_all_loops): Remove.
33758 (optimize_isl): Remove.
33759 (pbb_number_of_iterations_at_time): Remove.
33760 (debug_scop_pbb): Declare.
33761 (print_schedule_ast): Declare.
33762 (debug_schedule_ast): Declare.
33763 (struct scop): Remove schedule. Add original_schedule,
33764 transformed_schedule.
33765 (free_gimple_poly_bb): Remove.
33766 (print_generated_program): Remove.
33767 (debug_generated_program): Remove.
33768 (unify_scattering_dimensions): Remove.
33769 * sese.c (print_edge): ... here.
33770 (print_sese): ... here.
33771 (debug_edge): ... here.
33772 (debug_sese): ... here.
33773 * sese.h (print_edge): Declare.
33774 (print_sese): Declare.
33775 (dump_edge): Declare.
33776 (dump_sese): Declare.
33778 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
33779 Sebastian Pop <s.pop@samsung.com>
33781 * Makefile.in: Set ISLVER in site.exp.
33783 2016-01-25 Jakub Jelinek <jakub@redhat.com>
33785 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
33786 DECL_VALUE_EXPR of new_var even for the non-array case. Look
33787 through DECL_VALUE_EXPR for expansion.
33789 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
33791 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
33792 the frame info after reload completed.
33794 2016-01-25 Jeff Law <law@redhat.com>
33796 PR tree-optimization/69196
33797 PR tree-optimization/68398
33798 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
33799 tree-ssa-threadupdate.c.
33800 (determine_bb_domination_status): Prototype
33801 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
33802 (determine_bb_domination_status): No longer static.
33803 (valid_jump_thread_path): Remove code to detect characteristics
33804 of the jump thread path not associated with correctness.
33805 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
33806 Correct test for thread path length. Count PHIs for real operands as
33807 statements that need to be copied. Do not count ASSERT_EXPRs.
33808 Look at all the blocks in the thread path. Compute and selectively
33809 filter thread paths based on threading through the latch, threading
33810 a multiway branch or crossing a multiway branch.
33812 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33814 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
33815 decl with __attribute__ ((unused)) annotation.
33817 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
33820 * tree-vect-stmts.c (vectorizable_condition): Check vectype
33821 of operands is compatible with a statement vectype.
33823 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
33825 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
33826 improve wording for mixed storage order support.
33828 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
33830 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
33831 (vcvt_u64_f64): Likewise.
33832 (vcvta_s64_f64): Likewise.
33833 (vcvta_u64_f64): Likewise.
33834 (vcvtm_s64_f64): Likewise.
33835 (vcvtm_u64_f64): Likewise.
33836 (vcvtn_s64_f64): Likewise.
33837 (vcvtn_u64_f64): Likewise.
33838 (vcvtp_s64_f64): Likewise.
33839 (vcvtp_u64_f64): Likewise.
33841 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
33843 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
33844 (arc_init): Check validity mll64 option.
33845 (arc_save_restore): Use double load/store instruction.
33846 (arc_expand_movmem): Likewise.
33847 (arc_split_move): Don't split if we have double load/store
33848 instructions. Returns a boolean.
33849 (arc_process_double_reg_moves): Change function to return boolean
33850 instead of a sequence of instructions.
33851 (arc_dwarf_register_span): New function.
33852 * config/arc/arc-protos.h (arc_split_move): Change prototype.
33853 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
33854 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
33855 (*movdf_insn): Likewise.
33856 * config/arc/arc.opt (mll64): New option.
33857 * config/arc/predicates.md (even_register_operand): New predicate.
33858 * doc/invoke.texi (ARC Options): Add mll64 documentation.
33860 2016-01-25 Richard Biener <rguenther@suse.de>
33863 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
33864 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
33866 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
33868 2016-01-25 Richard Biener <rguenther@suse.de>
33870 PR tree-optimization/69376
33871 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
33873 (VN_INFO_ANTI_RANGE_P): New inline.
33874 (VN_INFO_RANGE_TYPE): Likewise.
33875 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
33876 SSA_NAME_ANTI_RANGE_P.
33877 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
33878 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
33879 Properly query VN_INFO_RANGE_TYPE.
33881 2016-01-25 Nick Clifton <nickc@redhat.com>
33884 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
33886 2016-01-23 Tom de Vries <tom@codesourcery.com>
33888 PR tree-optimization/69426
33889 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
33892 2016-01-23 Jakub Jelinek <jakub@redhat.com>
33894 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
33895 "the the" with "the" in the comments.
33896 * ipa-devirt.c (build_type_inheritance_graph,
33897 update_type_inheritance_graph): Likewise.
33898 * tree.c (build_function_type_list_1): Likewise.
33899 * cfgloopmanip.c (scale_loop_profile): Likewise.
33900 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
33901 * gimple-ssa-split-paths.c
33902 (find_block_to_duplicate_for_splitting_paths): Likewise.
33903 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
33904 * expr.c (convert_move): Likewise.
33905 * var-tracking.c (vt_stack_adjustments): Likewise.
33906 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
33907 * tree-vrp.c (test_for_singularity): Likewise.
33909 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
33910 directly instead of building a temporary tree.
33913 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
33914 remove <algorithm> include.
33916 2016-01-22 Jakub Jelinek <jakub@redhat.com>
33919 * config/i386/i386.c: Include dojump.h.
33920 (expand_small_movmem_or_setmem,
33921 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
33923 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
33924 if dynamic_check != -1.
33926 2016-01-21 Jeff Law <law@redhat.com>
33928 PR middle-end/69347
33929 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
33930 record_temporary_equivalences. Rewritten to avoid unnecessary calls
33931 into dominated_by_p.
33932 (cprop_into_successor_phis): Avoid unnecessary tests.
33934 2016-01-22 Richard Henderson <rth@redhat.com>
33937 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
33938 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
33940 2016-01-22 Michael Matz <matz@suse.de>
33942 * system.h (string, algorithm): Include only conditionally.
33943 (new): Include always under C++.
33944 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
33945 * final.c (toplevel): Ditto.
33946 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
33947 * genconditions.c (write_header): Make gencondmd.c define
33949 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
33951 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
33952 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
33954 2016-01-22 Christian Bruel <christian.bruel@st.com>
33957 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
33959 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33962 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
33963 define_insn_and_split. Ensure operands[1] and operands[0] do not
33964 get assigned the same register.
33966 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
33968 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
33970 2016-01-22 Christian Bruel <christian.bruel@st.com>
33972 * config/arm/arm-c.c (arm_pragma_target_parse):
33973 Remove warn_builtin_macro_redefined overwrite.
33975 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
33977 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
33978 flag_non_call_exceptions compatibility.
33980 2016-01-22 Jakub Jelinek <jakub@redhat.com>
33983 * dwarf2out.c (add_child_die_after): New function.
33984 (dwarf_qual_info_t): New type.
33985 (dwarf_qual_info): New variable.
33986 (qualified_die_p): New function.
33987 (modified_type_die): For -fdebug-types-section, ensure
33988 canonical order of qualifiers. Put qualified DIEs adjacent
33989 to the corresponding non-qualified type DIE and search there
33990 for existing qualified DIEs.
33992 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
33994 * doc/extend.texi (scalar_storage_order type attribute): Document
33995 restriction on type punning and aliasing, and remove future tense.
33997 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
34000 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
34003 2016-01-21 Jeff Law <law@redhat.com>
34005 PR middle-end/69347
34006 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
34007 useless call to record_temporary_equivalences.
34008 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
34009 allocate 10 slots in the bb_path vector and let it grow as needed.
34010 (fsm_find_control_statement_thread_paths): Similarly for the next_path
34013 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
34015 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
34017 * configure: Regenerate.
34019 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
34021 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
34022 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
34024 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
34026 PR middle-end/66178
34027 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
34028 drop EXPAND_INITIALIZER.
34029 * rtl.h (contains_symbolic_reference_p): Declare.
34030 * rtlanal.c (contains_symbolic_reference_p): New function.
34031 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
34032 a subtraction into a NOT if symbolic constants are involved.
34034 2016-01-21 Anton Blanchard <anton@samba.org>
34035 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
34038 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
34040 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
34043 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
34045 * config/microblaze/microblaze.c
34046 (get_branch_target): New.
34047 (insert_wic_for_ilb_runout): New.
34049 (microblaze_machine_dependent_reorg): New.
34050 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
34051 * config/microblaze/microblaze.md
34052 (UNSPEC_IPREFETCH): Define.
34053 (iprefetch): New pattern
34054 * config/microblaze/microblaze.opt
34055 (mxl-prefetch): New flag.
34057 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
34059 * config/microblaze/microblaze.h
34060 (FIXED_REGISTERS): Update in macro.
34061 (CALL_USED_REGISTERS): Update in macro.
34063 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
34065 PR rtl-optimization/68920
34066 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
34069 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
34071 PR rtl-optimization/68990
34072 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
34073 pseudo instead of inheritance ones.
34075 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
34076 Nick Clifton <nickc@redhat.com>
34080 * config/mips/mips.c (mips_compute_frame_info): Initialise
34081 args_size and hard_frame_pointer_offset fields of the frame
34082 structure before calling mips_global_pointer.
34084 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
34086 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
34088 * configure: Regenerate.
34090 2016-01-21 Richard Biener <rguenther@suse.de>
34092 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
34094 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
34096 * config/s390/s390.c (s390_asm_declare_function_size): Add code
34097 to actually emit the .size directive.
34099 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
34100 Jakub Jelinek <jakub@redhat.com>
34104 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
34105 args array size by one to avoid buffer overflow.
34107 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
34109 * config/s390/s390.md (pool_section_start): Use switch_to_section
34110 to select proper read-only data section instead of hardcoding
34112 (pool_section_end): Use switch_to_section to match the above.
34114 2016-01-21 Richard Biener <rguenther@suse.de>
34116 PR tree-optimization/69378
34117 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
34118 (set_ssa_val_to): Use it for dominance checks taking into
34119 account not executable edges.
34121 2016-01-21 Jakub Jelinek <jakub@redhat.com>
34124 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
34125 for bitsize instead of GET_MODE_PRECISION (mode).
34127 2016-01-20 Martin Sebor <msebor@redhat.com>
34130 * extend.texi (__sync Builtins): Clarify the semantics of
34131 __sync_fetch_and_OP built-ins on pointers.
34132 (__atomic Builtins): Same.
34134 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
34135 Sebastian Pop <s.pop@samsung.com>
34137 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
34138 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
34139 (is_valid_rename): Same.
34140 (translate_isl_ast_to_gimple::get_rename): Same.
34141 (translate_isl_ast_to_gimple::rename_all_uses): Same.
34142 (translate_isl_ast_to_gimple::rename_uses): Same.
34143 (get_new_name): Check for close_phi nodes.
34144 (copy_loop_phi_args): Use phi_node_kind.
34145 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
34146 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
34148 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
34149 Sebastian Pop <s.pop@samsung.com>
34151 Revert commit r229783.
34152 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
34153 Remove use of parameter_rename_map.
34154 (copy_def): Remove.
34155 (copy_internal_parameters): Remove.
34156 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
34157 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
34158 (free_sese_info): Do not free parameter_rename_map.
34159 (set_rename): Do not use parameter_rename_map.
34160 (rename_uses): Update call to set_rename.
34161 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
34162 * sese.h (parameter_rename_map_t): Remove.
34163 (struct sese_info_t): Remove field parameter_rename_map.
34165 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
34166 Sebastian Pop <s.pop@samsung.com>
34168 * graphite-isl-ast-to-gimple.c: Fix comment.
34169 * graphite-scop-detection.c (defined_in_loop_p): New.
34170 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
34171 names defined in loop.
34173 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
34174 Sebastian Pop <s.pop@samsung.com>
34176 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
34177 Discard unstructured if-then-else regions.
34179 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
34180 Sebastian Pop <s.pop@samsung.com>
34182 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
34183 (cleanup_loop_iter_dom): Remove.
34184 (build_loop_iteration_domains): Remove.
34185 (build_scop_context): Remove.
34186 (build_scop_iteration_domain): Remove.
34187 (add_loop_constraints): New.
34188 (build_iteration_domains): New.
34189 (build_poly_scop): Call build_iteration_domains.
34191 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
34192 Sebastian Pop <s.pop@samsung.com>
34194 * graphite-scop-detection.c
34195 (scop_detection::harmful_loop_in_region): Free dom and loops.
34196 (scop_detection::loop_body_is_valid_scop): Free bbs.
34198 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
34199 Sebastian Pop <s.pop@samsung.com>
34201 * graphite-scop-detection.c (record_loop_in_sese): New.
34202 (gather_bbs::before_dom_children): Call record_loop_in_sese.
34203 (build_scops): Remove call to build_sese_loop_nests.
34204 * sese.c (sese_record_loop): Remove.
34205 (build_sese_loop_nests): Remove.
34206 (new_sese_info): Remove region->loops.
34207 (free_sese_info): Same.
34208 * sese.h (sese_contains_loop): Same.
34209 (build_sese_loop_nests): Remove.
34210 (sese_contains_loop): Remove.
34212 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
34213 Sebastian Pop <s.pop@samsung.com>
34215 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
34216 loop_is_valid_in_scop.
34217 (scop_detection::harmful_stmt_in_region): Renamed
34218 harmful_loop_in_region.
34219 Call loop_is_valid_in_scop.
34221 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
34222 Sebastian Pop <s.pop@samsung.com>
34224 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
34227 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
34228 Sebastian Pop <s.pop@samsung.com>
34230 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
34231 * graphite.h (struct poly_bb): Remove field is_reduction.
34232 (PBB_IS_REDUCTION): Remove.
34234 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
34235 Sebastian Pop <s.pop@samsung.com>
34237 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
34238 (add_pdr_constraints): Same.
34239 (scop_get_reads): Same.
34240 (scop_get_must_writes): Same.
34241 (scop_get_may_writes): Same.
34242 (scop_get_original_schedule): Same.
34243 (extend_schedule): Same.
34244 (apply_schedule_on_deps): Same.
34245 (carries_deps): Same.
34246 (compute_deps): Same.
34247 (scop_get_dependences): Same.
34248 * graphite-isl-ast-to-gimple.c
34249 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
34250 * graphite-optimize-isl.c (get_schedule_for_band): Same.
34251 (get_schedule_for_band_list): Same.
34252 (get_schedule_map): Same.
34253 (apply_schedule_map_to_scop): Same.
34254 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
34255 (build_loop_iteration_domains): Same.
34256 (add_condition_to_pbb): Same.
34257 (add_param_constraints): Same.
34258 (pdr_add_memory_accesses): Same.
34259 (pdr_add_data_dimensions): Same.
34261 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
34263 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
34266 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
34268 * common.opt (feliminate-dwarf2-dups): Replace references to
34269 "DWARF 2" with just "DWARF".
34270 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
34271 * doc/extend.texi: Likewise.
34272 * doc/cpp.texi: Likewise.
34273 * doc/invoke.texi: Likewise.
34274 (Option Summary): Add -gdwarf to list of Debugging Options.
34275 (Debugging Options): Document -gdwarf.
34276 * doc/contrib.texi: Spell "DWARF" like that.
34278 2016-01-21 Jakub Jelinek <jakub@redhat.com>
34280 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
34281 warning. Fix up formatting.
34283 PR middle-end/67653
34284 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
34285 attempt to mark memory input operand addressable and
34286 call prepare_gimple_addressable in that case. Don't adjust
34287 input_location for diagnostics, use error_at instead.
34289 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
34291 * config/rs6000/ppc-auxv.h: New file.
34292 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
34293 (cpu_is): Likewise.
34294 (cpu_supports): Likewise.
34295 * config/rs6000/rs6000.c: include "ppc-auxv.h".
34296 (cpu_is_info): New variable.
34297 (cpu_supports_info): Likewise.
34298 (tcb_verification_symbol): Likewise.
34299 (cpu_builtin_p): Likewise.
34300 (cpu_expand_builtin): New function.
34301 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
34302 (rs6000_init_builtins): Likewise.
34303 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
34304 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
34305 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
34306 * configure: Regenerate.
34307 * config.in: Likewise.
34308 * doc/extend.texi (PowerPC Built-in Functions): Document
34309 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
34311 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
34314 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
34316 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
34319 2016-01-20 Richard Henderson <rth@redhat.com>
34325 * tree.c (tm_define_builtin): New.
34326 (find_tm_vector_type): New.
34327 (build_tm_vector_builtins): New.
34328 (build_common_builtin_nodes): Call it.
34330 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
34332 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
34333 (arm_fp_ok): Likewise.
34334 (arm_fp): Likewise.
34335 (arm_crypto): Likewise.
34337 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
34338 Richard Biener <rguenther@suse.de>
34340 PR tree-optimization/69328
34341 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
34342 vectors have same number of elements.
34343 (vectorizable_condition): Fix masked version recognition.
34345 2016-01-20 Richard Biener <rguenther@suse.de>
34347 PR tree-optimization/69345
34348 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
34349 (VN_INFO_PTR_INFO): Likewise.
34350 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
34351 info when it is equal between non-dominating SSA names.
34352 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
34353 Make sure to look at original SSA infos.
34355 2016-01-20 Jeff Law <law@redhat.com>
34358 * config/m68k/predicates.md (pow2_m1_operand): New predicate
34360 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
34361 (pc_or_label_operand): New predicate.
34362 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
34363 tests for small integers that are 2^n - 1.
34365 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
34367 * doc/invoke.texi (Options Summary): Add '.' after @xref.
34369 2016-01-19 Jeff Law <law@redhat.com>
34371 PR middle-end/69347
34372 * tree-ssa-threadbackwards.c
34373 (fsm_find_control_statement_thread_paths): Do not try to lookup
34374 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
34376 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
34378 * doc/lto.texi: Remove text that says only Gold has linker plugin
34381 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
34383 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
34384 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
34385 the DIE accordingly.
34386 (modified_type_die): Add REVERSE parameter and pass it recursively,
34387 as well as to base_type_die. Adjust presence check accordingly.
34388 (base_type_for_mode): Adjust call to modified_type_die.
34389 (add_type_attribute): Add REVERSE parameter and pass it to
34391 (generic_parameter_die): Adjust call to add_type_attribute.
34392 (add_scalar_info): Likewise.
34393 (add_subscript_info): Likewise.
34394 (gen_array_type_die): Likewise.
34395 (gen_descr_array_type_die): Likewise.
34396 (gen_entry_point_die): Likewise.
34397 (gen_enumeration_type_die): Likewise.
34398 (gen_formal_parameter_die): Likewise.
34399 (gen_subprogram_die): Likewise.
34400 (gen_variable_die ): Likewise.
34401 (gen_const_die): Likewise.
34402 (gen_field_die): Likewise.
34403 (gen_pointer_type_die): Likewise.
34404 (gen_reference_type_die): Likewise.
34405 (gen_ptr_to_mbr_type_die): Likewise.
34406 (gen_inheritance_die): Likewise.
34407 (gen_subroutine_type_die): Likewise.
34408 (gen_typedef_die): Likewise.
34409 (force_type_die): Adjust call to modified_type_die.
34411 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
34413 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
34414 flow throughout the file. Fix broken link to Objective-C 2.0
34416 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
34419 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
34421 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
34423 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
34426 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
34427 (maybe_record_node): Record cxa_pure_virtual as the only possible
34428 target if there are not ohter candidates.
34429 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
34431 2016-01-19 Richard Biener <rguenther@suse.de>
34433 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
34434 (get_memory_order): Likewise.
34436 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
34438 * tree-vect-stmts.c (vectorizable_store): Check
34441 2016-01-19 David Malcolm <dmalcolm@redhat.com>
34444 * gcc.c (driver::decode_argv): Add call to
34445 init_opts_obstack before init_options_struct.
34446 * opts.c (init_opts_obstack): Remove idempotency.
34447 (init_options_struct): Replace call to init_opts_obstack
34448 with a gcc_assert to verify that it has already been called.
34449 * toplev.c (toplev::main): Add call to init_opts_obstack before
34450 calls to init_options_struct.
34451 (toplev::finalize): Move cleanup of opts_obstack next to
34452 cleanup of save_decoded_options, clearing the latter, and
34453 save_decoded_options_count.
34455 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34458 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
34459 attribute to unconditional. Remove %? from output template.
34461 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
34462 Jiong Wang <jiong.wang@arm.com>
34464 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
34465 generated from different expand order.
34467 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
34469 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
34470 Add support for CCMP costing.
34472 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
34474 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
34475 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
34476 (fccmpe<mode>): Likewise.
34477 (fcmp): Rename to fcmp and globalize pattern.
34479 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
34480 (aarch64_gen_ccmp_next): Add FP support.
34482 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
34484 * target.def (gen_ccmp_first): Update documentation.
34485 (gen_ccmp_next): Likewise.
34486 * doc/tm.texi (gen_ccmp_first): Update documentation.
34487 (gen_ccmp_next): Likewise.
34488 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
34489 expand_ccmp_expr_1. Improve comments.
34490 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
34491 (ccmp_ior<mode>): Remove pattern.
34492 (cmp<mode>): Remove expand.
34493 (cmp): Globalize pattern.
34494 (cstorecc4): Use cc_register.
34495 (mov<mode>cc): Remove ccmp_cc_register check.
34496 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
34497 Simplify after removal of CC_DNE/* modes.
34498 (aarch64_ccmp_mode_to_code): Remove.
34499 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
34500 In 'k' case use integer as condition.
34501 (aarch64_nzcv_codes): Remove inverted cases.
34502 (aarch64_code_to_ccmode): Remove.
34503 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
34504 comparison with CC register to be used in folowing CCMP/branch/CSEL.
34505 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
34506 pattern. Return the comparison with CC register. Invert conditions
34507 when bitcode is OR.
34508 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
34509 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
34511 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
34513 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
34514 instrumented_version.
34516 2016-01-19 Richard Biener <rguenther@suse.de>
34518 PR tree-optimization/69336
34519 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
34520 handled components with get_ref_base_and_extent.
34521 (equal_mem_array_ref_p): Adjust.
34523 2016-01-19 Jakub Jelinek <jakub@redhat.com>
34526 * shrink-wrap.c: Include valtrack.h.
34527 (move_insn_for_shrink_wrap): Add DEBUG argument. If
34528 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
34529 in between insn and where it will be moved to. Call
34530 dead_debug_insert_temp.
34531 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
34532 first and dead_debug_local_finish at the end.
34533 For uses and defs bitmap, handle all regs in between REGNO and
34534 END_REGNO, not just the first one.
34536 2016-01-19 Richard Biener <rguenther@suse.de>
34538 PR tree-optimization/69352
34539 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
34540 (equal_mem_array_ref_p): Constrain size and max size properly.
34541 Compare the reverse flag.
34543 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
34545 * ira.c (ira): Update regstat data if we deleted insns.
34547 2016-01-19 Jakub Jelinek <jakub@redhat.com>
34549 PR rtl-optimization/68955
34550 PR rtl-optimization/64557
34551 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
34552 here. Fix up formatting.
34553 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
34555 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
34558 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
34559 assume that the node has body.
34560 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
34563 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
34565 * lto-streamer-out.c (lto_output): Do not stream instrumentation
34568 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
34570 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
34571 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
34573 2016-01-19 Martin Jambor <mjambor@suse.cz>
34574 Martin Liska <mliska@suse.cz>
34575 Michael Matz <matz@suse.de>
34577 * Makefile.in (OBJS): Add new source files.
34578 (GTFILES): Add hsa.c.
34579 * common.opt (disable_hsa): New variable.
34580 (-Whsa): New warning.
34581 * config.in (ENABLE_HSA): New.
34582 * configure.ac: Treat hsa differently from other accelerators.
34583 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
34584 $enable_offloading.
34585 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
34586 * doc/install.texi (Configuration): Document --with-hsa-runtime,
34587 --with-hsa-runtime-include, --with-hsa-runtime-lib and
34588 --with-hsa-kmt-lib.
34589 * doc/invoke.texi (-Whsa): Document.
34590 (hsa-gen-debug-stores): Likewise.
34591 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
34592 to invoke offload compiler for hsa acclerator.
34593 * opts.c (common_handle_option): Determine whether HSA offloading
34594 should be performed.
34595 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
34596 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
34597 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
34598 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
34599 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
34600 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
34601 GF_OMP_FOR_KIND_GRID_LOOP.
34602 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
34603 (pp_gimple_stmt_1): Likewise.
34604 * gimple-walk.c (walk_gimple_stmt): Likewise.
34605 * gimple.c (gimple_build_omp_grid_body): New function.
34606 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
34607 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
34608 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
34609 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
34610 GF_OMP_TEAMS_GRID_PHONY.
34611 (gimple_statement_omp_single_layout): Updated comments.
34612 (gimple_build_omp_grid_body): New function.
34613 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
34614 (gimple_omp_for_grid_phony): New function.
34615 (gimple_omp_for_set_grid_phony): Likewise.
34616 (gimple_omp_parallel_grid_phony): Likewise.
34617 (gimple_omp_parallel_set_grid_phony): Likewise.
34618 (gimple_omp_teams_grid_phony): Likewise.
34619 (gimple_omp_teams_set_grid_phony): Likewise.
34620 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
34621 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
34622 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
34623 (BUILT_IN_GOMP_TARGET): Updated type.
34624 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
34625 (adjust_for_condition): New function.
34626 (get_omp_for_step_from_incr): Likewise.
34627 (extract_omp_for_data): Moved parts to adjust_for_condition and
34628 get_omp_for_step_from_incr.
34629 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
34630 (fixup_child_record_type): Bail out if receiver_decl is NULL.
34631 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
34632 (scan_omp_parallel): Do not create child functions for phony
34634 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
34635 (scan_omp_1_op): Checking assert we are not remapping to
34636 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
34637 (parallel_needs_hsa_kernel_p): New function.
34638 (expand_parallel_call): Register apprpriate parallel child
34639 functions as HSA kernels.
34640 (grid_launch_attributes_trees): New type.
34641 (grid_attr_trees): New variable.
34642 (grid_create_kernel_launch_attr_types): New function.
34643 (grid_insert_store_range_dim): Likewise.
34644 (grid_get_kernel_launch_attributes): Likewise.
34645 (get_target_argument_identifier_1): Likewise.
34646 (get_target_argument_identifier): Likewise.
34647 (get_target_argument_value): Likewise.
34648 (push_target_argument_according_to_value): Likewise.
34649 (get_target_arguments): Likewise.
34650 (expand_omp_target): Call get_target_arguments instead of looking
34651 up for teams and thread limit.
34652 (grid_expand_omp_for_loop): New function.
34653 (grid_arg_decl_map): New type.
34654 (grid_remap_kernel_arg_accesses): New function.
34655 (grid_expand_target_kernel_body): New function.
34656 (expand_omp): Call it.
34657 (lower_omp_for): Do not emit phony constructs.
34658 (lower_omp_taskreg): Do not emit phony constructs but create for them
34659 a temporary variable receiver_decl.
34660 (lower_omp_taskreg): Do not emit phony constructs.
34661 (lower_omp_teams): Likewise.
34662 (lower_omp_grid_body): New function.
34663 (lower_omp_1): Call it.
34664 (grid_reg_assignment_to_local_var_p): New function.
34665 (grid_seq_only_contains_local_assignments): Likewise.
34666 (grid_find_single_omp_among_assignments_1): Likewise.
34667 (grid_find_single_omp_among_assignments): Likewise.
34668 (grid_find_ungridifiable_statement): Likewise.
34669 (grid_target_follows_gridifiable_pattern): Likewise.
34670 (grid_remap_prebody_decls): Likewise.
34671 (grid_copy_leading_local_assignments): Likewise.
34672 (grid_process_kernel_body_copy): Likewise.
34673 (grid_attempt_target_gridification): Likewise.
34674 (grid_gridify_all_targets_stmt): Likewise.
34675 (grid_gridify_all_targets): Likewise.
34676 (execute_lower_omp): Call grid_gridify_all_targets.
34677 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
34678 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
34679 (tree_omp_clause): Added union field dimension.
34680 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
34681 * tree.c (omp_clause_num_ops): Added number of arguments of
34682 OMP_CLAUSE__GRIDDIM_.
34683 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
34684 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
34685 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
34686 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
34687 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
34688 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
34689 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
34690 * tree-pass.h (make_pass_gen_hsail): Declare.
34691 (make_pass_ipa_hsa): Likewise.
34692 * ipa-hsa.c: New file.
34693 * lto-section-in.c (lto_section_name): Add hsa section name.
34694 * lto-streamer.h (lto_section_type): Add hsa section.
34695 * timevar.def (TV_IPA_HSA): New.
34696 * hsa-brig-format.h: New file.
34697 * hsa-brig.c: New file.
34698 * hsa-dump.c: Likewise.
34699 * hsa-gen.c: Likewise.
34702 * toplev.c (compile_file): Call hsa_output_brig.
34703 * hsa-regalloc.c: New file.
34705 2016-01-18 Jeff Law <law@redhat.com>
34707 PR tree-optimization/69320
34708 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
34709 ranged object, do nothing if the RHS constant is not [0..1].
34710 (optimize_stmt): Comparing a boolean ranged object against a
34711 constant outside [0..1] results in a compile-time constant.
34713 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
34716 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
34718 * doc/invoke.texi (Invoking GCC): Add new section to menu.
34719 (Option Summary): Update to reflect new section and moved options.
34720 (C++ Dialect Options): Move -fstats to new section.
34721 (Debugging Options): Move all dump, statistics, and other GCC
34722 developer options to new section. Rewrite section introduction
34723 and re-order remaining options to put the more basic ones first.
34724 (Optimization Options): Move -fira-verbose and -flto-report* to
34726 (Developer Options): New section incorporating moved options.
34727 * doc/cppopts.texi (-dM): Update cross-reference.
34729 2016-01-18 Richard Henderson <rth@redhat.com>
34732 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
34733 operands to pseudo only if CSE is expected. Split long immediate
34734 operands only after reload, and for the stack pointer.
34735 (*add<GPI>3_pluslong): Remove.
34736 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
34737 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
34738 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
34739 (*add<GPI>3 peepholes): New.
34740 (*add<GPI>3 splitters): New.
34741 * config/aarch64/constraints.md (Upl): New.
34742 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
34744 2016-01-18 Richard Biener <rguenther@suse.de>
34746 PR tree-optimization/69297
34747 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
34749 (vect_bb_vectorization_profitable_p): Clear visited flag again.
34751 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
34753 PR middle-end/68542
34754 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
34755 of mixind vector and scalar types.
34756 (fold_relational_const): Add handling of vector
34757 comparison with boolean result.
34758 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
34759 comparison of vector operands with boolean result for EQ/NE only.
34760 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
34761 (verify_gimple_cond): Likewise.
34762 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
34765 2016-01-18 Joseph Myers <joseph@codesourcery.com>
34767 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
34770 2016-01-18 Richard Biener <rguenther@suse.de>
34772 PR middle-end/69308
34773 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
34775 2016-01-18 Tom de Vries <tom@codesourcery.com>
34777 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
34779 2016-01-18 Tom de Vries <tom@codesourcery.com>
34781 * omp-low.c (set_oacc_fn_attrib): Make extern.
34782 * omp-low.h (set_oacc_fn_attrib): Declare.
34783 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
34784 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
34785 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
34786 Add and handle function parameter oacc_kernels_p.
34787 (find_reduc_addr, get_omp_data_i_param): New function.
34788 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
34789 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
34790 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
34791 Calculate dominance info. Skip loops that are not in a kernels region
34792 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
34793 (pass_parallelize_loops::execute): Call parallelize_loops with
34794 oacc_kernels_p argument.
34795 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
34796 New member function.
34797 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
34798 * passes.def: Add argument to pass_parallelize_loops instantation.
34800 2016-01-18 Tom de Vries <tom@codesourcery.com>
34802 * tree-parloops.c (pass_parallelize_loops::execute): Allow
34803 pass_parallelize_loops to be run outside the loop pipeline.
34805 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
34807 * tree-scalar-evolution.c (follow_copies_to_constant): New.
34808 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
34810 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
34813 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
34814 using get_ref_base_and_extent.
34815 (equal_mem_array_ref_p): New.
34816 (hashable_expr_equal_p): Add call to previous.
34818 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
34821 * tree-sra.c (disqualified_constants, constant_decl_p): New.
34822 (sra_initialize): Allocate disqualified_constants.
34823 (sra_deinitialize): Free disqualified_constants.
34824 (disqualify_candidate): Update disqualified_constants when appropriate.
34825 (create_access): Scan for constant-pool entries as we go along.
34826 (scalarizable_type_p): Add check against type_contains_placeholder_p.
34827 (maybe_add_sra_candidate): Allow constant-pool entries.
34828 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
34829 (initialize_constant_pool_replacements): New.
34830 (sra_modify_assign): Avoid mangling assignments created by previous,
34831 and don't generate writes into constant pool.
34832 (sra_modify_function_body): Call initialize_constant_pool_replacements.
34834 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
34836 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
34837 andnot instruction.
34838 (scalar_chain::convert_op): Likewise.
34839 * config/i386/i386.md (*andndi3_doubleword): New.
34841 2016-01-18 Richard Biener <rguenther@suse.de>
34843 PR tree-optimization/69170
34844 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
34845 building a vector from scalar results of a pattern stmt.
34847 2016-01-18 Jakub Jelinek <jakub@redhat.com>
34849 * haifa-sched.c (autopref_multipass_init): Work around
34850 -Wmaybe-uninitialized warning.
34852 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
34854 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
34855 against the constant 0.
34857 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
34859 PR tree-optimization/68799
34860 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
34861 look up phi candidates in the statement-candidate map.
34862 (phi_add_costs): Likewise.
34863 (record_phi_increments): Likewise.
34864 (phi_incr_cost): Likewise.
34865 (ncd_with_phi): Likewise.
34866 (all_phi_incrs_profitable): Likewise.
34868 2016-01-17 Jakub Jelinek <jakub@redhat.com>
34870 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
34871 -Wmaybe-uninitialized warning.
34873 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
34875 * doc/invoke.texi (Invoking GCC): Add new section to menu.
34876 (Option Summary): Update to reflect new section and moved options.
34877 (C++ Dialect Options): Move -fvtable-verify and related options.
34878 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
34879 and profiling-related options.
34880 (Optimization Options): Move profile generation options and
34881 -fstack-protector and related options.
34882 (Instrumentation Options): New section incorporating moved options.
34883 (Code Generation Options): Move -finstrument-functions and
34884 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
34886 2016-01-16 Tom de Vries <tom@codesourcery.com>
34888 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
34890 2016-01-16 Tom de Vries <tom@codesourcery.com>
34892 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
34894 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
34896 * hash-table.h (hash_table::empty): Turn into an inline wrapper
34897 that checks whether the table is already empty. Rename the
34898 original implementation to...
34899 (hash_table::empty_slot): ...this new private function.
34901 2016-01-15 David Malcolm <dmalcolm@redhat.com>
34903 PR diagnostic/68899
34904 * diagnostic-show-locus.c (layout::print_source_line): Move x
34905 offset of line until after call to
34906 get_line_width_without_trailing_whitespace.
34908 2016-01-15 Jeff Law <law@redhat.com>
34910 PR tree-optimization/69270
34911 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
34912 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
34913 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
34914 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
34915 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
34916 ssa_name_has_boolean_range and constant_boolean_node.
34918 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
34920 PR rtl-optimization/69030
34921 * lra-spills.c (remove_pseudos): Check nrefs and make the function
34923 (spill_pseudos): Delete debug insn for dead pseudo.
34924 (lra_spill): Initiate spill_hard_reg and slots memory separately.
34926 2016-01-15 Jiong Wang <jiong.wang@arm.com>
34928 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
34930 (TYPES_UNOPUS): Likewise.
34931 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
34932 builtin type, from UNOP to UNOPUS.
34933 (lbtruncuv4sf): Likewise.
34934 (lbtruncuv2df): Likewise.
34935 (lrounduv2sf): Likewise.
34936 (lrounduv4sf): Likewise.
34937 (lrounduv2df): Likewise.
34938 (lroundusf): Likewise.
34939 (lroundusf): Likewise.
34940 (lceiluv2sf): Likewise.
34941 (lceiluv4sf): Likewise.
34942 (lceiluv2df): Likewise.
34943 (lceilusf): Likewise.
34944 (lceiludf): Likewise.
34945 (lflooruv2sf): Likewise.
34946 (lflooruv4sf): Likewise.
34947 (lflooruv2df): Likewise.
34948 (lfloorusf): Likewise.
34949 (lfloorudf): Likewise.
34950 (lfrintnuv2sf): Likewise.
34951 (lfrintnuv4sf): Likewise.
34952 (lfrintnuv2df): Likewise.
34953 (lfrintnusf): Likewise.
34954 (lfrintnudf): Likewise.
34955 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
34957 (vcvtq_u32_f32): Likewise.
34958 (vcvtq_u64_f64): Likewise.
34959 (vcvta_u32_f32): Likewise.
34960 (vcvtaq_u32_f32): Likewise.
34961 (vcvtaq_u64_f64): Likewise.
34962 (vcvtm_u32_f32): Likewise.
34963 (vcvtmq_u32_f32): Likewise.
34964 (vcvtmq_u64_f64): Likewise.
34965 (vcvtn_u32_f32): Likwise.
34966 (vcvtnq_u32_f32): Likewise.
34967 (vcvtnq_u64_f64): Likewise.
34968 (vcvtp_u32_f32): Likewise.
34969 (vcvtpq_u32_f32): Likewise.
34970 (vcvtpq_u64_f64): Likewise.
34971 (vcvtmd_u64_f64): Likewise.
34972 (vcvtms_u32_f32): Likewise.
34973 (vcvtad_u64_f64): Likewise.
34974 (vcvtas_u32_f32): Likewise.
34975 (vcvtnd_u64_f64): Likewise.
34976 (vcvtns_u32_f32): Likewise.
34977 (vcvtpd_u64_f64): Likewise.
34978 (vcvtps_u32_f32): Likewise.
34980 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34982 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
34983 CSEL of zero_extended registers.
34985 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34987 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
34988 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
34990 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34992 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
34993 false when argument string is not found in the attributes table
34996 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
34999 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
35000 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
35001 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
35002 precision estimate.
35004 2016-01-15 Richard Biener <rguenther@suse.de>
35006 PR tree-optimization/66856
35007 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
35008 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
35009 (vect_create_new_slp_node): Increment stmt reference count.
35010 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
35011 an SLP tree before swapping operands.
35012 (vect_build_slp_tree): Likewise.
35013 (destroy_bb_vec_info): Free stmt info after SLP instances.
35014 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
35015 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
35016 (STMT_VINFO_NUM_SLP_USES): New macro.
35018 2016-01-15 Richard Biener <rguenther@suse.de>
35021 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
35022 (add_linkage_name): ... here.
35023 (gen_typedef_die): Use add_linkage_name_raw instead of
35024 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
35027 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
35029 * gimplify.c (oacc_default_clause): Decode reference and pointer
35030 types for both kernels and parallel regions.
35032 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
35034 PR middle-end/69246
35035 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
35037 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
35039 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
35040 (convert_scalars_to_vector): Likewise.
35042 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
35044 * doc/extend.texi (Type Traits): Fix grammar.
35046 2016-01-15 Martin Jambor <mjambor@suse.cz>
35048 * tree-inline.c (remap_decl): Use existing dclarations if
35049 remapping a type and prevent_decl_creation_for_types.
35050 (replace_locals_stmt): Do an initial remapping of non-VLA typed
35051 decls first. Do real remapping with
35052 prevent_decl_creation_for_types set.
35053 * tree-inline.h (copy_body_data): New field
35054 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
35057 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
35059 * config/s390/s390.opt (mmvcle): More verbose help text.
35061 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
35063 * config/s390/s390.opt: Add period to -mzvector option text.
35065 2016-01-15 Richard Biener <rguenther@suse.de>
35067 PR tree-optimization/68961
35068 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
35069 of invariants in stores again.
35071 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
35073 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
35075 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
35077 * config/i386/i386.c (ix86_expand_branch): Don't split
35078 DI mode xor instruction to SI mode.
35080 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
35083 * ipa-icf.c (sem_function::merge): Virtual functions may become
35084 reachable even if they address is not taken and there are no
35087 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
35089 * lto-streamer-out.c (subtract_estimated_size): New function.
35090 (get_symbol_initial_value): Use it.
35092 2016-01-15 Christian Bruel <christian.bruel@st.com>
35095 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
35096 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
35097 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
35098 use add_builtin_function_ext_scope instead of add_builtin_function.
35099 (neon_set_p, neon_crypto_set_p): Remove.
35100 (arm_init_builtins): Always call arm_init_neon_builtins and
35101 arm_init_crypto_builtins.
35102 (arm_expand_builtin): Check that builtins are allowed for the arch.
35103 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
35104 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
35105 arm_init_neon_builtins call.
35107 2016-01-15 Richard Biener <rguenther@suse.de>
35109 PR tree-optimization/69117
35110 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
35111 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
35112 of the leader conservatively.
35113 (free_scc_vn): Restore original SSA name infos.
35115 2016-01-14 Jeff Law <law@redhat.com>
35117 PR tree-optimization/69270
35118 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
35119 single bit of precision, verify it's also unsigned.
35120 (record_edge_info): Use constant_boolean_node rather than fold_convert
35121 to convert boolean_true/boolean_false to the right type.
35123 2016-01-14 Richard Henderson <rth@redhat.com>
35126 * loop-doloop.c (record_reg_sets): New.
35127 (doloop_optimize): Reject the transform if the sequence
35128 clobbers registers live at the end of the loop block.
35129 (doloop_optimize_loops): Enable df_live if needed.
35131 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
35133 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
35134 * config/rs6000/rs6000.c: Likewise.
35135 * config/rs6000/rs6000.h: Likewise.
35136 * config/rs6000/rs6000.md: Likewise.
35137 * doc/extend.texi: Likewsie.
35139 2016-01-14 Jeff Law <law@redhat.com>
35141 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
35144 2016-01-14 Richard Henderson <rth@redhat.com>
35148 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
35149 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
35150 instead of builtin_decl_declared_p to test for declaration.
35152 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
35154 * doc/loop.texi (Loop Analysis and Representation): Document
35155 loop_depth function.
35157 2016-01-14 Tom de Vries <tom@codesourcery.com>
35159 PR tree-optimization/68773
35160 * omp-low.c (expand_omp_target): Don't set force_output.
35161 * varpool.c (varpool_node::get_create): Same.
35162 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
35163 offload_funcs with force_output.
35165 2016-01-14 Jakub Jelinek <jakub@redhat.com>
35168 * lra-eliminations.c (move_plus_up): Don't change anything if either
35169 the outer or inner subreg mode is not MODE_INT.
35170 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
35171 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
35173 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
35175 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
35176 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
35177 reduc_uplus_@var{m}): Remove.
35178 * expr.c (expand_expr_real_2): Remove expansion path for
35179 reduc_[us](min|max|plus) optabs.
35180 * optabs-tree.c (scalar_reduc_to_vector): Remove.
35181 * optabs-tree.h (scalar_reduc_to_vector): Remove.
35182 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
35183 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
35184 * tree-vect-loop.c (vectorizable_reduction): Remove test for
35185 reduc_[us](min|max|plus) optabs.
35187 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
35189 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
35190 (reduc_plus_scal_v2sf): New.
35191 (reduc_smax_v2sf): Rename to...
35192 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
35193 (reduc_smin_v2sf): Rename to...
35194 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
35196 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
35198 * alias.c (compare_base_symbol_refs): New function.
35199 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
35202 2016-01-14 Jakub Jelinek <jakub@redhat.com>
35204 PR middle-end/68146
35205 PR tree-optimization/69155
35206 * tree-complex.c: Include cfganal.h.
35207 (phis_to_revisit): New variable.
35208 (extract_component): Add phiarg_p argument. Assert that returned
35209 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
35210 (update_phi_components): Partly rewrite to use loop over real/imag
35211 components instead of code duplication. If extract_component returns
35212 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
35213 create_tmp_reg into the PHI node instead, and mention the phi triplet
35214 in phis_to_revisit.
35215 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
35216 in phis_to_revisit at the end.
35218 2016-01-14 Richard Biener <rguenther@suse.de>
35220 PR tree-optimization/68060
35221 * tree-vect-loop.c (vect_is_simple_reduction): Check the
35222 outer loop reduction is only used in the inner loop before
35223 detecting a double reduction.
35225 2016-01-14 Jakub Jelinek <jakub@redhat.com>
35228 * combine.c (expand_field_assignment): Punt if compute_mode is
35229 unsupported scalar mode.
35231 2016-01-14 Richard Biener <rguenther@suse.de>
35233 PR tree-optimization/66856
35234 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
35235 SLP node only if it built successfully.
35236 (vect_analyze_slp_instance): Adjust.
35238 2016-01-14 Jeff Law <law@redhat.com>
35240 PR tree-optimization/69270
35241 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
35242 (record_edge_info): Use it. Convert boolean_{true,false}_node
35243 to the type of op0.
35245 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
35248 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
35249 use block_ultimate_origin
35250 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
35252 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
35254 * doc/invoke.texi (Submodel Options): Rename section to
35255 "Machine-Dependent Options" to better reflect its content.
35256 Rewrite introductory text to remove archaic CPU names.
35259 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
35261 * doc/invoke.texi (Code Gen Options): Move section up in file,
35262 before target-specific options. Update menu and option summary
35263 to reflect the new section ordering.
35265 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
35267 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
35268 (C++ Dialect Options): Add cross-reference to -std option.
35269 * doc/standards.texi (C++ Language): Document C++14 support.
35271 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
35273 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
35274 for pack/unpack functions for __ibm128.
35275 (PACK_IF): Likewise.
35276 (UNPACK_IF): Likewise.
35278 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
35279 support for __ibm128 pack/unpack functions.
35280 (rs6000_invalid_builtin): Likewise.
35281 (rs6000_init_builtins): Likewise.
35282 (rs6000_opt_masks): Likewise.
35284 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
35285 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
35287 (RS6000_BTM_COMMON): Likewise.
35289 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
35290 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
35291 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
35292 128-bit floating point. Add support for the double values to be
35293 in Altivec registers for TF/IF packing and unpacking, but restrict
35294 TD packing sub-fields to be FPR registers. Don't allow overlapped
35295 register support for packing. Allow pack inputs to be memory
35296 locations. Don't build generator functions for unpack<mode>_dm
35297 and unpack<mode>_nodm.
35298 (unpack<mode>_dm): Likewise.
35299 (unpack<mode>_nodm): Likewise.
35300 (pack<mode>): Likewise.
35302 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
35303 built-in functions to pack/unpack explicit __ibm128 values.
35304 (__builtin_unpack_ibm128): Likewise.
35306 * doc/extend.texi (PowerPC Built-in Functions): Document
35307 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
35309 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
35312 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
35313 Add new arg loc and pass it down as context.
35314 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
35315 to the location to use for the warning.
35316 (check_function_arguments): New arg loc. All callers changed. Pass
35317 it to check_function_nonnull.
35318 * c-common.h (check_function_arguments): Adjust declaration.
35320 2016-01-13 Jakub Jelinek <jakub@redhat.com>
35322 PR tree-optimization/69156
35323 * gimple.c (validate_type): Removed.
35324 (gimple_builtin_call_types_compatible_p): Use
35325 useless_type_conversion_p instead of validate_type.
35326 * value-prof.c (gimple_stringop_fixed_value): Fold
35327 icall_size to correct type.
35329 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
35331 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
35334 2016-01-13 Richard Henderson <rth@redhat.com>
35337 * target.def (builtin_tm_load, builtin_tm_store): Remove.
35338 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
35339 (ix86_builtin_tm_store): Remove.
35340 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
35341 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
35342 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
35343 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
35344 * doc/tm.texi: Rebuild.
35346 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
35347 (BUILT_IN_TM_MEMCPY_RTWN): New.
35348 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
35349 fallback from vector to integer helpers.
35350 (build_tm_load): Handle vector types directly, instead of
35352 (build_tm_store): Likewise.
35353 (expand_assign_tm): Prepare for register types not handled by
35354 the above. Copy them to memory and use memcpy.
35355 * tree.c (tm_define_builtin): New.
35356 (find_tm_vector_type): New.
35357 (build_tm_vector_builtins): New.
35358 (build_common_builtin_nodes): Call it.
35360 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
35362 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
35363 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
35365 2016-01-13 Tom de Vries <tom@codesourcery.com>
35367 PR tree-optimization/69169
35368 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
35369 handled_struct_type param.
35370 (create_variable_info_for, intra_create_variable_infos): Call
35371 create_variable_info_for_1 with extra arg.
35373 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
35375 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
35376 and "armv8.1-a+crc" entries.
35378 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
35381 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
35382 Change first operand predicate from register_or_constm1_operand
35383 to register_operand.
35384 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
35385 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
35386 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
35387 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
35388 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
35389 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
35390 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
35391 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
35392 comparison with constm1_rtx from vec_prefetch_gen part.
35394 2016-01-13 Richard Biener <rguenther@suse.de>
35396 PR tree-optimization/69013
35397 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
35398 Exchange assert for a test.
35400 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
35403 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
35405 2016-01-13 Richard Biener <rguenther@suse.de>
35407 PR tree-optimization/69242
35408 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
35409 assert with a check.
35411 2016-01-13 Richard Biener <rguenther@suse.de>
35413 PR tree-optimization/69186
35414 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
35415 Properly guard vect_update_misalignment_for_peel call.
35417 2016-01-12 Jeff Law <law@redhat.com>
35419 PR tree-optimization/pr67755
35420 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
35421 "need_profile_correction".
35422 (thread_block_1): Initialize new field to false by default. If we
35423 have multiple thread paths through a common joiner to different
35424 final targets, then set new field to true.
35425 (compute_path_counts): Only do count adjustment when it's really
35428 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
35430 * doc/invoke.texi (Spec Files): Move section down in file, past
35431 all command-line option descriptions.
35433 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
35435 PR middle-end/54809
35436 * doc/gty.texi: Remove documentation of mark_hook.
35437 * gengtype.c (struct write_types_data): Remove code to support
35438 mark_hook attribute.
35439 (walk_type): Likewise.
35440 (write_func_for_structure): Likewise.
35442 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
35444 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
35445 Directory Options, and -specs= to Overall Options.
35446 (Overall Options): Adjust similarly. Reorder to group related
35447 options together. Make -specs= cross-reference the spec file details.
35448 (Directory Options): Adjust similarly.
35450 2016-01-12 Jeff Law <law@redhat.com>
35452 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
35454 2016-01-12 Olivier Hainque <hainque@adacore.com>
35456 * gcc.c (spec_undefvar_allowed): New global.
35457 (process_command): Set to true when running for --version or --help,
35459 (getenv_spec_function): When the variable is not defined, use the
35460 variable name as the variable value if we're allowed not to issue
35463 2016-01-12 Bin Cheng <bin.cheng@arm.com>
35465 PR tree-optimization/68911
35466 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
35467 information computed for expression "init + nit * step".
35469 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
35471 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
35472 about name of GCC executable. Remove deleted node from menu.
35473 (Directory Options) <-B>: Remove cross-reference to deleted node.
35474 (Target Options): Delete section.
35476 2016-01-12 Christian Bruel <christian.bruel@st.com>
35479 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
35480 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
35482 2016-01-12 Jakub Jelinek <jakub@redhat.com>
35485 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
35486 aligned_mem is properly set for AVX512-VL floating point masked
35490 * ifcvt.c (cond_exec_process_if_block): When removing the last
35491 insn from then_bb, remove also any possible barriers that follow it.
35493 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
35497 * config/i386/iamcu.h (SIZE_TYPE): New macro.
35498 (PTRDIFF_TYPE): Likewise.
35499 (WCHAR_TYPE): Likewise.
35500 (WCHAR_TYPE_SIZE): Likewise.
35501 (STDINT_LONG32): Likewise.
35503 2016-01-12 Richard Biener <rguenther@suse.de>
35505 PR tree-optimization/69053
35506 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
35507 convert initial value for cond reductions.
35509 2016-01-12 Richard Biener <rguenther@suse.de>
35511 PR tree-optimization/69007
35512 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
35513 widen_sum after dot_prod and sad.
35515 2016-01-12 Richard Biener <rguenther@suse.de>
35517 PR tree-optimization/69168
35518 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
35519 pattern stmt SLP type.
35520 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
35521 end up unused so cope with that case.
35523 2016-01-12 Richard Biener <rguenther@suse.de>
35525 PR tree-optimization/69157
35526 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
35527 stmts def type only during analyze phase.
35528 (vectorizable_call): Likewise.
35529 (vectorizable_simd_clone_call): Likewise.
35530 (vectorizable_conversion): Likewise.
35531 (vectorizable_assignment): Likewise.
35532 (vectorizable_shift): Likewise.
35533 (vectorizable_operation): Likewise.
35534 (vectorizable_store): Likewise.
35535 (vectorizable_load): Likewise.
35537 2016-01-12 Richard Biener <rguenther@suse.de>
35539 PR tree-optimization/69174
35540 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
35542 (vectorizable_load): Properly compute the number of loads needed
35543 for permuted strided SLP loads and do not spuriously assign
35544 to SLP_TREE_VEC_STMTS.
35546 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
35548 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
35549 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
35550 (MD_EXEC_PREFIX): Remove.
35551 (MD_STARTFILE_PREFIX) Removee.
35552 (FILE_NAME_ABSOLUTE_P): Remove.
35553 (CPP_SPEC): Do not read macros from sys/version.h.
35554 (LINK_COMMAND_SPEC): Remove.
35555 (LOCAL_INCLUDE_DIR): Remove.
35556 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
35557 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
35558 (POST_LINK_SPEC): Define to invoke stubify after linker
35559 (LIBSTDCXX): Remove define
35560 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
35561 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
35562 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
35563 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
35564 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
35565 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
35566 (i386_djgpp_asm_named_section): Add propotype of new procedure
35568 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
35569 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
35570 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
35571 in config/i386/djgpp.h).
35572 (STANDARD_STARTFILE_PREFIX_2): Define identical to
35573 STANDARD_STARTFILE_PREFIX_1.
35574 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
35575 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
35576 installation errors.
35577 (MAX_OFILE_ALIGNMENT): Define to 128.
35578 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
35580 * config/i386/djgpp.c: New file. Add implementation of
35581 i386_djgpp_asm_named_section.
35583 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
35585 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
35586 Add rule for building djgpp.o.
35588 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
35590 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
35591 (rtx_is_swappable_p): Reductions are swappable.
35592 (insn_is_swappable_p): V2DF reductions are swappable.
35594 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
35596 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
35597 reloads for other unsupported memory operands.
35599 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
35600 Jim Wilson <jim.wilson@linaro.org>
35603 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
35604 copy_to_mode_reg instead of force_reg.
35606 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
35609 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
35610 TARGET_80387 is true.
35612 2016-01-11 Jakub Jelinek <jakub@redhat.com>
35615 * lra-eliminations.c (move_plus_up): Only move plus up
35616 if subreg of the constant can be simplified into constant
35617 and use the simplified subreg of the constant instead of
35618 the original constant.
35620 * fold-const.c (fold_convertible_p): Don't return true
35621 for conversion of VECTOR_TYPE to same sized integral type.
35622 (fold_convert_loc): Fix up formatting. Fold conversion of
35623 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
35624 instead of NOP_EXPR.
35626 PR tree-optimization/69214
35627 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
35628 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
35631 PR tree-optimization/69207
35632 * tree-vect-slp.c (vect_get_constant_vectors): For
35633 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
35634 fold_convertible_p to vector_type's element type, and always
35635 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
35637 2016-01-11 Richard Biener <rguenther@suse.de>
35639 PR tree-optimization/69173
35640 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
35641 fixup the cycle if all stmts are in a pattern.
35643 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
35645 PR middle-end/68999
35646 * alias.c (base_alias_check): Move check for addresses with
35647 alignment ANDs before the call for compare_base_decls.
35648 (memrefs_conflict_p): Return -1 for different decls
35649 that went through alignment adjustments.
35651 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
35653 PR rtl-optimization/68796
35654 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
35655 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
35656 and QImode comparisons against zero with CC_NZmode.
35657 * config/aarch64/iterators.md (short_mask): New mode_attr.
35659 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
35661 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
35662 (<avx512>_store<mode>_mask): Likewise.
35664 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
35665 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
35667 PR rtl-optimization/68841
35668 * ifcvt.c (struct noce_if_info): Add orig_x field.
35669 (bbs_ok_for_cmove_arith): Add to_rename parameter.
35670 Don't record conflicts on to_rename if it's present.
35671 Allow memory destinations in sets.
35672 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
35673 blocks, passing orig_x to the checks.
35674 (noce_process_if_block): Set if_info->orig_x appropriately.
35676 2016-01-11 Tom de Vries <tom@codesourcery.com>
35678 PR tree-optimization/69069
35679 * tree-parloops.c (create_parallel_loop): Add missing phi args.
35681 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
35683 PR rtl-optimization/68920
35684 * config/i386/i386.c (ix86_option_override_internal): Restrict number
35685 of conditional moves for RTL if-conversion to 1 for
35686 TARGET_ONE_IF_CONV_INSN.
35687 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
35688 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
35689 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
35690 parameter to restirct number of conditional moves for
35692 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
35693 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
35696 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
35699 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
35700 onepart vars. Fix typo in comment. Fix reversed condition in
35702 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
35705 * var-tracking.c (dump_onepart_variable_differences): New.
35706 (dataflow_set_different): If a detailed dump is requested,
35707 delay early returns and dump differences between onepart
35708 variables present before and after, and added variables.
35710 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
35713 * expr.c (expand_expr_real_1): For boolean vector constants
35714 with a scalar mode use const_scalar_mask_from_tree.
35715 (const_scalar_mask_from_tree): New.
35716 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
35717 assigned to a mask type to handle constants.
35719 2016-01-11 Martin Jambor <mjambor@suse.cz>
35722 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
35723 useless parameters if we cannot change function signature.
35725 2016-01-11 Martin Jambor <mjambor@suse.cz>
35728 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
35731 2016-01-11 Tom de Vries <tom@codesourcery.com>
35733 PR tree-optimization/69109
35734 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
35737 2016-01-11 Tom de Vries <tom@codesourcery.com>
35739 PR tree-optimization/69108
35740 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
35741 res is not used in a phi.
35743 2016-01-11 Yury Gribov <y.gribov@samsung.com>
35746 * common.opt (frandom-seed): Fix parameter name.
35747 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
35749 2016-01-11 Tom de Vries <tom@codesourcery.com>
35751 PR tree-optimization/69058
35752 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
35755 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
35757 * config/arc/arc.opt (mdiv-rem): Add period to the end.
35758 (mcode-density): Likewise.
35760 2016-01-10 Tom de Vries <tom@codesourcery.com>
35762 PR tree-optimization/69062
35763 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
35764 (parallelize_loops): Don't paralelize loop that has phi with address
35767 2016-01-10 Tom de Vries <tom@codesourcery.com>
35769 PR tree-optimization/69039
35770 * tree-parloops.c (try_create_reduction_list): Only allow single exit
35773 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
35775 PR middle-end/68743
35776 * match.pd: Require target has function_c99_misc before doing
35777 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
35779 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
35781 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
35783 * configure: Regenerate.
35785 2016-01-09 Jakub Jelinek <jakub@redhat.com>
35787 PR middle-end/50865
35788 PR tree-optimization/69097
35789 * fold-const.h (expr_not_equal_to): New prototype.
35790 * fold-const.c: Include stringpool.h and tree-ssanames.h.
35791 (expr_not_equal_to): New function.
35792 * match.pd (X % -Y is the same as X % Y): Don't optimize
35793 unless X is known not to be equal to minimum or Y is known
35794 not to be equal to -1.
35795 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
35796 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
35797 (simplify_stmt_using_ranges): Adjust caller.
35798 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
35799 substitute_and_fold.
35801 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
35803 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
35806 2016-01-08 Jakub Jelinek <jakub@redhat.com>
35808 PR tree-optimization/69167
35809 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
35810 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
35812 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
35814 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
35815 Richard Biener <rguenther@suse.de>
35817 PR tree-optimization/68707
35818 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
35819 instances that can be handled via vect_load_lanes.
35821 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
35823 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
35824 if we can't determine address equivalence.
35825 * alias.c (compare_base_decl): Update for changed return value of
35826 symtab_node::equal_address_to.
35828 2016-01-08 Jason Merrill <jason@redhat.com>
35832 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
35833 * expr.c (store_field): Not here.
35834 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
35835 call with TREE_ADDRESSABLE type.
35836 * tree-cfg.c (verify_gimple_call): Adjust.
35838 2016-01-08 Olivier Hainque <hainque@adacore.com>
35840 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
35843 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
35845 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
35846 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
35847 (reduc_smin_v2sf): Rename to...
35848 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
35849 (reduc_splus_v2sf): Rename to...
35850 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
35852 2016-01-08 Jakub Jelinek <jakub@redhat.com>
35854 PR tree-optimization/69162
35855 * gimplify.c (gimplify_va_arg_expr): Encode original type of
35856 valist argument in another argument.
35857 (gimplify_modify_expr): Adjust for the above change. Cleanup.
35858 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
35859 to determine the va_list type, build a MEM_REF instead of
35860 build_fold_indirect_ref.
35862 PR tree-optimization/69172
35863 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
35866 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
35868 PR tree-optimization/67781
35869 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
35870 and cmpnop in two steps: first the ones not accessed in original
35871 gimple expression in a endian independent way and then the ones not
35872 accessed in the final result in an endian-specific way.
35874 2016-01-08 Jakub Jelinek <jakub@redhat.com>
35876 PR tree-optimization/69083
35877 * tree-vect-slp.c (vect_get_constant_vectors): For
35878 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
35879 element type. If op is fold_convertible_p to vector_type's element
35880 type, use NOP_EXPR instead of VCE.
35882 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
35884 PR rtl-optimization/67778
35885 PR rtl-optimization/68634
35886 PR rtl-optimization/68909
35887 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
35888 block from the stack until done with it. Remove a superfluous
35889 bitmap set. Remove a superfluous bitmap test.
35891 2016-01-07 Martin Sebor <msebor@redhat.com>
35894 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
35895 constraint on the type of arguments.
35897 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
35899 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
35900 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
35901 unaligned_access on the gcc_options set.
35902 * config/arm/arm.c (arm_option_override_internal): Use
35903 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
35905 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
35908 * config/i386/i386.c (ix86_frame_pointer_required): Enable
35909 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
35911 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
35914 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
35917 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
35918 depending on frame_pointer_needed before remaining integer and SSE
35919 registers are saved.
35921 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
35924 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
35926 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
35929 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
35930 Use the "xBm" constraint.
35931 (float<sseintvecmodelower><mode>2<mask_name><round_name):
35933 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
35934 (sse_cvtsi2ssq<round_name>): Likewise.
35935 (sse_cvtss2si<round_name>): Likewise.
35936 (sse_cvtss2siq<round_name>): Likewise.
35937 (sse2_cvtsi2sdq<round_name>): Likewise.
35938 (sse2_cvtsd2si<round_name>): Likewise.
35939 (sse2_cvtsd2siq<round_name>): Likewise.
35940 * config/i386/subst.md (round_nimm_scalar_predicate): New
35943 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
35945 PR middle-end/67639
35946 * varasm.c (make_decl_rtl): Mark invalid register vars as
35949 PR rtl-optimization/66206
35950 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
35951 All callers changed.
35953 2016-01-07 Jakub Jelinek <jakub@redhat.com>
35955 PR tree-optimization/69141
35956 * tree-ssa-pre.c: Include langhooks.h.
35957 (eliminate_dom_walker::before_dom_children): Use
35958 lang_hooks.decl_printable_name instead of
35959 cgraph_node::get ()->name ().
35961 PR middle-end/68960
35962 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
35963 it and DECL_ALIGN too.
35965 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
35967 * config/mips/mips-ftypes.def: Sort to lexicographical order.
35969 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
35972 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
35973 depending on frame_pointer_needed before remaining integer and SSE
35974 registers are saved.
35976 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
35978 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
35979 mode iterator with VSX_M2.
35980 (*p9_vecstore_<mode>): Likewise.
35981 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
35982 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
35983 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
35984 (define_split for VSX_LE128 stores): Likewise.
35985 (define_peephole2 for TImode LE swaps): Likewise.
35986 (define_split for VSX_LE128 post-reload stores): Likewise.
35988 2016-01-06 Marek Polacek <polacek@redhat.com>
35991 * convert.c (convert_to_integer_1): Adjust call to
35992 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
35993 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
35994 EXPR instead of ARG.
35995 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
35997 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
36000 * doc/extend.texi (RL78 Variable Attributes): New section.
36002 2016-01-05 Marek Polacek <polacek@redhat.com>
36005 * builtins.c (get_memmodel): Use expansion point location rather than
36006 the input location. Call warning_at rather than warning.
36007 (expand_builtin_atomic_compare_exchange): Likewise.
36008 (expand_builtin_atomic_load): Likewise.
36009 (expand_builtin_atomic_store): Likewise.
36010 (expand_builtin_atomic_clear): Likewise.
36012 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
36015 * config/i386/i386.c (ix86_expand_vector_logical_operator):
36016 Replace nonimmediate_operand with vector_operand.
36017 * config/i386/predicates.md (vector_operand): New predicate.
36018 (general_vector_operand): Replace nonimmediate_operand with
36020 * config/i386/sse.md: Replace nonimmediate_operand with
36021 vector_operand and m constraint with Bm constraint on SSE
36022 patterns with 16-byte memory operand.
36023 * config/i386/subst.md (round_nimm_predicate): Replace
36024 nonimmediate_operand with vector_operand.
36025 (round_saeonly_nimm_predicate): Likewise.
36026 (round_saeonly_nimm_scalar_predicate): New.
36028 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
36031 * config/i386/constraints.md (Bm): New constraint.
36032 * config/i386/predicates.md (vector_memory_operand): New
36034 * config/i386/sse.md: Replace xm with xBm in plusminus and
36035 any_logic patterns.
36037 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
36040 * doc/extend.texi (V850 Function Attributes): New section.
36041 (V850 Variable Attributes): New section.
36043 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
36046 * doc/extend.texi (MicroBlaze Function Attributes): Document
36047 interrupt_handler and fast_interrupt attributes.
36049 2016-01-05 Sergei Trofimovich <siarheit@google.com>
36052 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
36053 for local symbolic operands.
36054 * config/ia64/predicates.md (local_symbolic_operand64): New
36057 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
36059 PR rtl-optimization/68651
36060 * combine.c (combine_simplify_rtx): Canonicalize x + x into
36063 2016-01-05 Nathan Sidwell <nathan@acm.org>
36065 * alias.c (compare_base_decls): Use symtab_node::get.
36067 2016-01-05 Nick Clifton <nickc@redhat.com>
36070 * ira-costs.c (copy_cost): Initialise the t_icode field of the
36071 secondary_reload_info structure.
36074 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
36075 decls if weak support is available.
36077 2016-01-04 Martin Sebor <msebor@redhat.com>
36079 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
36081 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
36083 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
36084 OPTION_MASK_P9_DFORM.
36086 * config/rs6000/constraints.md (wo constraint): New constraint for
36089 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
36091 (rs6000_init_hard_regno_mode_ok): Likewise.
36093 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
36096 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
36097 expanders not to have constraints. Add support for ISA 3.0 xxperm
36098 instruction. Add support for fusing xxlor with xxperm.
36099 (altivec_vperm_<mode>_internal): Likewise.
36100 (altivec_vperm_v8hiv16qi): Likewise.
36101 (altivec_vperm_<mode>v16q): Likewise.
36102 (altivec_vperm_<mode>_uns): Likewise.
36103 (vperm_v8hiv4si): Likewise.
36104 (vperm_v16qiv8hi): Likewise.
36106 * doc/md.texi (RS/6000 constraints): Document wo constraint.
36108 2016-01-04 Jakub Jelinek <jakub@redhat.com>
36110 Update copyright years.
36112 * gcc.c (process_command): Update copyright notice dates.
36113 * gcov-dump.c (print_version): Ditto.
36114 * gcov.c (print_version): Ditto.
36115 * gcov-tool.c (print_version): Ditto.
36116 * gengtype.c (create_file): Ditto.
36117 * doc/cpp.texi: Bump @copying's copyright year.
36118 * doc/cppinternals.texi: Ditto.
36119 * doc/gcc.texi: Ditto.
36120 * doc/gccint.texi: Ditto.
36121 * doc/gcov.texi: Ditto.
36122 * doc/install.texi: Ditto.
36123 * doc/invoke.texi: Ditto.
36125 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
36127 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
36128 modes larger than TImode as TImode if NEON is not enabled.
36130 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
36133 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
36134 mode for %f0-%f31 only if TARGET_FPU.
36136 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
36139 * config/sparc/sparc.c (scan_record_type): Take into account subfields
36140 to compute the PACKED_P predicate.
36141 (function_arg_record_value): Minor tweaks.
36143 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
36145 * doc/install.texi (--with-multilib-list): Describe the meaning of the
36146 option for arm*-*-* targets.
36148 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
36150 * doc/extend.texi (Common Function Attributes): Move docs for
36151 MSP430-specific attributes to....
36152 (MSP430 Function Attributes): ...here. Delete the redundant
36153 entries and copy-edit the remaining text.
36154 (MSP430 Variable Attributes): Use uniform format for index
36155 entries and add a cross-reference to the corresponding function
36158 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
36160 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
36162 (x86 Options): Likewise.
36164 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
36168 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
36169 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
36170 to corresponding attribute.
36172 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
36174 * doc/extend.texi (Common Function Attributes) <noplt>: Move
36175 to correct alphabetization of table. Copy-edit and correct
36177 <stack_protect>: Likewise.
36178 <target_clones>: Likewise.
36180 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
36181 Correct punctuation.
36182 (Code Gen Options) <-fno-plt>: Copy-edit.
36184 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
36187 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
36188 SI values. Explicitly convert SI to DI and vice-versa.
36190 2016-01-01 Jakub Jelinek <jakub@redhat.com>
36192 PR tree-optimization/69070
36193 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
36194 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
36197 * ubsan.c (ubsan_instrument_float_cast): Call
36198 initialize_sanitizer_builtins.
36201 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
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36205 Copying and distribution of this file, with or without modification,
36206 are permitted in any medium without royalty provided the copyright
36207 notice and this notice are preserved.