1 2016-12-21 Alexander Monakov <amonakov@ispras.ru>
4 * config/nvptx/nvptx.c (init_softstack_frame): Remove assert. Compute
5 crtl->is_leaf only if unset. Adjust comment.
7 2016-12-21 Andrew Pinski <apinski@cavium.com>
9 * match.pd (max:c @0 (plus@2 @0 INTEGER_CST@1)): New Pattern.
10 (min:c @0 (plus@2 @0 INTEGER_CST@1)) : New Pattern.
12 2016-12-20 James Greenhalgh <james.greenhalghj@arm.com>
14 * common.opt (excess_precision): Tag as SetByCombined.
15 * opts.c (set_fast_math_flags): Also set
16 flag_excess_precision_cmdline.
17 (fast_math_flags_set_p): Also check flag_excess_precision_cmdline.
18 * doc/invoke.texi (-fexcess-precision): Drop text saying the
19 option has no effect under -ffast-math, make it clear that
20 -ffast-math will cause -fexcess-precision=fast by default even for
21 standards compliant modes.
22 (-ffast-math): Document that this sets -fexcess-precision=fast.
24 2016-12-20 Richard Biener <rguenther@suse.de>
26 * passes.c (execute_one_pass): Handle going out of SSA w/o
27 hitting pass_startwith. Handle skipping property providers.
29 2016-12-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32 * config/arm/arm.c (dump_minipool): Copy mp->value before emitting it
33 in the minipool to avoid invalid RTL sharing.
35 2016-12-19 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
37 * config/rs6000/rs6000-protos.h (expand_strn_compare): Declare.
38 * config/rs6000/rs6000.md (UNSPEC_CMPB): New unspec.
39 (cmpb<mode>3): pattern for generating cmpb.
40 (cmpstrnsi): pattern to expand strncmp ().
41 * config/rs6000/rs6000.opt (mstring-compare-inline-limit): Add a new
42 target option for controlling how much code inline expansion of
43 strncmp() will be allowed to generate.
44 * config/rs6000/rs6000.c (expand_strncmp_align_check): generate code
45 for runtime page crossing check of strncmp () args.
46 (expand_strn_compare): Function to do builtin expansion of strncmp ().
48 2016-12-19 David Malcolm <dmalcolm@redhat.com>
50 * print-rtl-function.c (print_rtx_function): Update
51 example in comment to reflect current format.
53 2016-12-19 Uros Bizjak <ubizjak@gmail.com>
55 * config/i386/i386.md (*popcounthi2_1): New insn_and_split pattern.
57 2016-12-19 Sandra Loosemore <sandra@codesourcery.com>
59 * doc/cpp.texi: Clean up anachronistic C99 references and remove
60 discussion of very old GCC versions.
61 (Differences from previous versions): Delete entire section.
63 2016-12-19 Will Schmidt <will_schmidt@vnet.ibm.com>
65 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Add handling for
66 early expansion of vector multiply and subtract builtins.
68 2016-12-19 David Malcolm <dmalcolm@redhat.com>
70 * print-rtl.c (rtx_writer::print_rtx_operand_code_r): For
71 non-virtual pseudos in compact mode, wrap the regno in '<' and '>'
72 rather than using a '%' prefix.
73 * rtl-tests.c (selftest::test_dumping_regs): Update for above change.
75 2016-12-19 Dominik Vogt <vogt@linux.vnet.ibm.com>
78 * config/s390/s390.md ("*andc_split_<mode>"): Allow memory destination
79 only if it coincides with operand 2.
81 2016-12-19 Dominik Vogt <vogt@linux.vnet.ibm.com>
83 * combine.c (change_zero_ext): Skip generation of redundant AND.
85 2016-12-19 Krister Walfridsson <krister.walfridsson@gmail.com>
87 * config/netbsd.h (LINK_EH_SPEC): Define.
89 2016-12-18 Eric Botcazou <ebotcazou@adacore.com>
91 * lra-constraints.c (process_address): Add forward declaration.
92 (simplify_operand_subreg): In the MEM case, if the adjusted memory
93 reference is not sufficient aligned and the address was invalid,
94 reload the address before reloading the original memory reference.
95 Fix long lines and add a final return for the sake of clarity.
97 2016-12-17 Jakub Jelinek <jakub@redhat.com>
100 * sanopt.c (sanitize_asan_mark_unpoison): Remove next variable, use
101 continue if gsi_next should be skipped.
102 (sanitize_asan_mark_poison): Remove prev variable, use continue if
103 gsi_prev should be skipped. When removing ASAN_MARK, do gsi_prev
104 first and gsi_remove on a previously made copy of the iterator.
106 2016-12-17 Andrew Senkevich <andrew.senkevich@intel.com>
108 * config/i386/avx512bwintrin.h: Add new k-mask intrinsics.
109 * config/i386/avx512dqintrin.h: Ditto.
110 * config/i386/avx512fintrin.h: Ditto.
111 * config/i386/i386-builtin.def (__builtin_ia32_kaddqi,
112 __builtin_ia32_kaddhi, __builtin_ia32_kaddsi,
113 __builtin_ia32_kadddi): New.
114 * config/i386/sse.md (kadd<mode>): New.
116 2016-12-17 Uros Bizjak <ubizjak@gmail.com>
118 * config/i386/i386.md (*tzcnt<mode>_1): Merge *tzcnt<mode>_1_falsedep_1
119 and *tzcnt<mode>_1 to define_insn_and_split pattern. Adjust split
120 condition to split after epilogue_completed.
121 (ctz<mode>2): Remove expander.
122 (ctz<mode>2): Merge *ctz<mode>2_falsedep_1 and *ctz<mode>2 to
123 define_insn_and_split pattern. Adjust split condition to split
124 after epilogue_completed.
125 (clz<mode>2_lznct): Remove expander.
126 (clz<mode>2_lzcnt): Merge *clz<mode>2_lzcnt_falsedep_1 and
127 *clz<mode>2 to define_insn_and_split pattern. Adjust split
128 condition to split after epilogue_completed.
129 (<lt_zcnt>_<mode>): Remove expander.
130 (<lt_zcnt>_<mode>): Merge *<lt_zcnt>_<mode>_falsedep_1 and
131 *<lt_zcnt>_<mode> to define_insn_and_split pattern. Adjust split
132 condition to split after epilogue_completed.
133 (<lt_zcnt>_hi): New insn pattern.
134 (popcount<mode>2): Remove expander.
135 (popcount<mode>2): Merge *popcount<mode>2_falsedep_1 and
136 *popcount<mode>2 to define_insn_and_split pattern. Adjust split
137 condition to split after epilogue_completed.
138 (popcounthi2): New insn pattern.
140 2016-12-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
142 * config/rs6000/altivec.md (UNSPEC_CMPRB): New unspec value.
143 (UNSPEC_CMPRB2): New unspec value.
144 (UNSPEC_CMPEQB): New unspec value.
145 (cmprb): New expansion.
146 (*cmprb_internal): New insn.
147 (*setb_internal): New insn.
148 (cmprb2): New expansion.
149 (*cmprb2_internal): New insn.
150 (cmpeqb): New expansion.
151 (*cmpeqb_internal): New insn.
152 * config/rs6000/rs6000-builtin.def (BU_P9_2): New macro.
153 (BU_P9_64BIT_2): Likewise.
154 (BU_P9_OVERLOAD_2): Likewise.
155 (CMPRB): Add byte-in-range built-in function.
156 (CMBRB2): Add byte-in-either-range built-in function.
157 (CMPEQB): Add byte-in-set built-in function.
158 (CMPRB): Add overload support for byte-in-range function.
159 (CMPRB2): Add overload support for byte-in-either-range function.
160 (CMPEQB): Add overload support for byte-in-set built-in function.
161 * config/rs6000/rs6000-c.c (P9_BUILTIN_CMPRB): Macro expansion to
162 define argument types for new builtin.
163 (P9_BUILTIN_CMPRB2): Likewise.
164 (P9_BUILTIN_CMPEQB): Likewise.
165 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Rearrange
166 the order of presentation for certain built-in functions
167 (scalar_extract_exp, scalar_extract_sig, scalar_insert_exp)
168 (scalar_cmp_exp_gt, scalar_cmp_exp_lt, scalar_cmp_exp_eq)
169 (scalar_cmp_exp_unordered, scalar_test_data_class)
170 (scalar_test_neg) to improve locality and flow. Document
171 the new __builtin_scalar_byte_in_set,
172 __builtin_scalar_byte_in_range, and
173 __builtin_scalar_byte_in_either_range functions.
175 2016-12-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
177 * config/aarch64/aarch64.md: New define_split above bswap<mode>2.
179 2016-12-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
181 * config/aarch64/aarch64.md: New define_split above insv<mode>.
183 2016-12-16 Jakub Jelinek <jakub@redhat.com>
186 * tree-ssa-ccp.c: Include tree-dfa.h.
187 (optimize_memcpy): New function.
188 (pass_fold_builtins::execute): Use it. Remove useless conditional
189 break after BUILT_IN_VA_*.
191 2016-12-16 Marek Polacek <polacek@redhat.com>
193 PR tree-optimization/78819
194 * tree-vrp.c (find_switch_asserts): Return if the insertion limit is 0.
195 Don't register an assertion if the default case shares a label with
198 2016-12-16 Wilco Dijkstra <wdijkstr@arm.com>
200 * config/arm/arm.md (subsi3_carryin): Add Thumb-2 RSC #0.
201 (arm_negdi2) Rename to negdi2_insn, allow on Thumb-2.
202 * config/arm/thumb2.md (thumb2_negdi2): Remove pattern.
204 2016-12-16 Wilco Dijkstra <wdijkstr@arm.com>
206 * config/arm/arm.c (thumb_core_reg_alloc_order): Swap R12 and R14.
208 2016-12-16 Claudiu Zissulescu <claziss@synopsys.com>
210 * config/arc/arc.md (call_prof): Remove.
211 (call_value_prof): Likewise.
212 (sibcall_prof): Likewise.
213 (sibcall_value_prof): Likewise.
215 2016-12-16 Claudiu Zissulescu <claziss@synopsys.com>
217 * config/arc/arc.h (LINK_SPEC): Tidy up.
218 (ENDFILE_SPEC): Likewise.
219 (LIB_SPEC): Likewise.
220 (STARTFILE_SPEC): Include gcrt0 when profiling.
221 (FUNCTION_PROFILER): Use __mcount.
222 * config/arc/arc.opt (mucb-mcount): Remove.
223 * doc/invoke.texi (ARC): Remove mucb-mcount doc.
224 * arc/arc-protos.h (arc_profile_call): Remove.
225 * config/arc/arc.c (write_profile_sections): Likewise.
226 (arc_profile_call): Likewise.
227 (unspec_prof_hash): Likewise.
228 (unspec_prof_htab_eq): Likewise.
229 (arc_legitimate_constant_p): Remove UNSPEC_PROF.
230 (arc_reorg): Remove call to write_profile_sections.
231 * config/arc/arc.md (call): Remove call to arc_profile_call.
232 (call_value): Likewise.
234 (sibcall_value): Likewise.
235 (define_constants): Remove UNSPEC_PROF.
237 2016-12-16 Claudiu Zissulescu <claziss@synopsys.com>
239 * config/arc/arc.md (mulsidi_600): Change to insn_and_split,
240 generate new mul64 insn for core multiplication work.
241 (umulsidi_600): Likewise, but use mulu64 insn.
242 (mul64): New pattern, content taken from old mulsidi_600 insn pattern.
243 (mulu64): Likewise, but using umulsidi_600.
244 (mulsidi3): Remove move to destination, this is now handled by
245 mulsidi_600 insn_and_split.
246 (umulsidi3): Likewise, but using umulsidi_600.
248 2016-12-16 Richard Biener <rguenther@suse.de>
251 * langhooks-def.h (lhd_unit_size_without_reusable_padding): Declare.
252 (LANG_HOOKS_UNIT_SIZE_WITHOUT_REUSABLE_PADDING): Define.
253 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Adjust.
254 * langhooks.h (struct lang_hooks_for_types): Add
255 unit_size_without_reusable_padding.
256 * langhooks.c (lhd_unit_size_without_reusable_padding): New.
257 * stor-layout.c (finish_bitfield_representative): Use
258 unit_size_without_reusable_padding langhook to decide on the
259 last representatives size.
261 2016-12-16 Richard Biener <rguenther@suse.de>
264 * expr.c (expand_cond_expr_using_cmove): Bail out early if
265 we end up recursing via TER.
267 2016-12-15 Martin Sebor <msebor@redhat.com>
270 * vec.h (vec<T, va_heap, vl_ptr>::safe_grow_cleared): Assert
271 a pointer is non-null.
273 2016-12-15 Andrew Senkevich <andrew.senkevich@intel.com>
275 * config/i386/avx512bwintrin.h: Add new k-mask intrinsics.
276 * config/i386/avx512dqintrin.h: Ditto.
277 * config/i386/avx512fintrin.h: Ditto.
278 * config/i386/i386-builtin.def (__builtin_ia32_kmovb,
279 __builtin_ia32_kmovd, __builtin_ia32_kmovq): New.
280 (__builtin_ia32_kmov16): Rename to __builtin_ia32_kmovw.
281 * config/i386/sse.md (kmov<mskmodesuffix>): New.
283 2016-12-15 Uros Bizjak <ubizjak@gmail.com>
285 * config/i386/i386.md (ffs<mode>2): Generate CCCmode flags register
287 (ffssi2_no_cmove): Ditto.
288 (*tzcnt<mode>_1_falsedep_1): New insn_and_split pattern.
289 (*tzcnt<mode>_1_falsedep): New insn pattern.
291 (LT_ZCNT): New mode iterator.
292 (lt_zcnt): New mode attribute.
293 (lt_zcnt_type): New mode attribute.
294 (<lt_zcnt>_<mode>): Macroize expander from bmi_tzcnt_<mode> and
295 lzcnt_<mode> using LT_ZCNT mode iterator.
296 (*<lt_zcnt>_<mode>_falsedep_1): Macroize insn from
297 *bmi_tzcnt_<mode>_falsedep_1 and *lzcnt_<mode>_falsedep_1
298 using LT_ZCNT mode iterator.
299 (*<lt_zcnt>_<mode>_falsedep): Macroize insn from
300 *bmi_tzcnt_<mode>_falsedep and *lzcnt_<mode>_falsedep
301 using LT_ZCNT mode iterator.
302 (*<lt_zcnt>_<mode>): Macroize insn from *bmi_tzcnt_<mode>
303 and *lzcnt_<mode> using LT_ZCNT mode iterator.
304 * config/i386/i386-builtin.def (__builtin_ia32_tzcnt_u16)
305 (__builtin_ia32_tzcnt_u32, __builtin_ia32_tzcnt_u64, __builtin_ctzs):
308 2016-12-15 Jakub Jelinek <jakub@redhat.com>
310 * ipa-cp.c (class ipcp_bits_lattice): Formatting fixes.
311 (print_ipcp_constant_value): Likewise.
312 (ipcp_cloning_candidate_p): Likewise.
313 (ipcp_bits_lattice::get_value_and_mask): Likewise.
314 (ipcp_bits_lattice::meet_with_1): Likewise.
315 (ipcp_bits_lattice::meet_with): Likewise.
316 (initialize_node_lattices): Likewise.
317 (ipcp_lattice::add_value): Likewise.
318 (propagate_vals_accross_pass_through): Renamed to ...
319 (propagate_vals_across_pass_through): ... this function.
320 (propagate_vals_accross_ancestor): Renamed to ...
321 (propagate_vals_across_ancestor): ... this.
322 (propagate_scalar_accross_jump_function): Renamed to ...
323 (propagate_scalar_across_jump_function): ... this.
324 Adjust calls to above functions.
325 (propagate_context_accross_jump_function): Renamed to ...
326 (propagate_context_across_jump_function): ... this.
327 (propagate_bits_accross_jump_function): Renamed to ...
328 (propagate_bits_accross_jump_function): ... this. Formatting fixes.
329 (propagate_vr_accross_jump_function): Renamed to ...
330 (propagate_vr_across_jump_function): ... this.
331 (merge_agg_lats_step): Formatting fixes.
332 (propagate_constants_accross_call): Renamed to ...
333 (propagate_constants_across_call): ... this. Adjust calls to above
335 (ipa_get_indirect_edge_target_1): Formatting fixes.
336 (gather_context_independent_values): Likewise.
337 (estimate_local_effects): Likewise.
338 (add_all_node_vals_to_toposort): Likewise.
339 (propagate_constants_topo): Adjust calls to above functions.
340 (get_replacement_map): Formatting fixes.
341 (dump_profile_updates): Likewise.
342 (update_profiling_info): Likewise.
343 (update_specialized_profile): Likewise.
344 (create_specialized_node): Likewise.
345 (find_more_contexts_for_caller_subset): Likewise.
346 (decide_whether_version_node): Likewise.
347 (identify_dead_nodes): Likewise.
348 (ipcp_decision_stage): Likewise.
349 (ipcp_store_bits_results): Likewise.
350 (ipcp_store_vr_results): Likewise.
351 (ipcp_driver): Likewise.
353 2016-12-15 David Malcolm <dmalcolm@redhat.com>
355 PR preprocessor/78680
356 PR preprocessor/78811
357 * input.c (struct selftest::lexer_test): Add field
358 m_implicitly_expect_EOF.
359 (selftest::lexer_error_sink): New class.
360 (selftest::lexer_error_sink::s_singleton): New global.
361 (selftest::lexer_test::lexer_test): Initialize new field
362 "m_implicitly_expect_EOF".
363 (selftest::lexer_test::~lexer_test): Conditionalize the
364 check for the EOF token on the new field.
365 (selftest::test_lexer_string_locations_raw_string_unterminated):
367 (selftest::input_c_tests): Call the new test.
369 2016-12-15 Wilco Dijkstra <wdijkstr@arm.com>
371 * config/arm/arm.h (TARGET_BACKTRACE): Use crtl->is_leaf.
372 * config/arm/arm.c (arm_option_check_internal): Improve comment.
373 (thumb_force_lr_save): Use crtl->is_leaf.
374 (arm_get_frame_offsets): Remove comment. Use crtl->is_leaf.
375 (thumb_far_jump_used_p): Remove comment.
376 (arm_frame_pointer_required): Use crtl->is_leaf.
378 2016-12-15 Jakub Jelinek <jakub@redhat.com>
380 * doc/extend.texi: Clean up @xref{...} uses.
381 * doc/invoke.texi: Likewise.
383 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
385 * arm-fpus.def: Add CNAME field to all FPU definitions.
386 * genopt.sh: Use explicit enumeration tags for FPU entries.
387 * arm-tables.opt: Regenerated.
388 * arm.opt (mfpu): Provide initial value.
389 * arm-opts.h (enum fpu_type): Build the enumeration from the list of
390 available FPUs. Add 'auto' entry on the end.
391 * arm.c (arm_configure_build_target): Only do explicit configuration
392 of the FPU features if the selected FPU is not 'auto'.
393 (arm_option_override): Adjust initialization of arm_fpu_index.
394 Emit an error if we have a hard float ABI request, but the processor
395 does not support floating-point.
396 (arm_option_print): Handle -mfpu=auto.
397 (arm_valid_target_attribute_rec): Don't permit fpu=auto in pragmas
398 or function attributes.
399 (arm_identify_fpu_from_isa): Handle effective soft-float when
400 the FPU is automatically detected.
401 * arm-cores.def (arm1136jf-s): Add feature ISA_FP_DBL.
402 (arm1176jzf-s): Likewise.
404 (arm1156t2f-s): Likewise.
406 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
408 * arm-fpus.def (ARM_FPU): Remove features field from all definitions.
409 * arm.h (arm_fpu_feature_set): Delete typedef.
410 (FPU_FL_NONE): Delete.
411 (FPU_FL_NEON): Delete.
412 (FPU_FL_FP16): Delete.
413 (FPU_FL_CRYPTO): Delete.
414 (FPU_FL_DBL): Delete.
415 (FPU_FL_D32): Delete.
416 (FPU_FL_VFPv2): Delete.
417 (FPU_FL_VFPv3): Delete.
418 (FPU_FL_VFPv4): Delete.
419 (FPU_FL_VFPv5): Delete.
420 (FPU_FL_AMRv8): Delete.
429 (FPU_CRYPTO): Delete.
431 (arm_fpu_desc): Delete features field.
432 * arm.c (all_fpus): Don't initialize feature field.
434 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
436 * arm.c (arm_can_inline_p): Use ISA features for determining
439 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
441 * arm-protos.h (arm_configure_build_target): Change second argument
442 to cl_target_options.
443 * arm.c (arm_configure_build_target): Likewise.
444 (arm_option_restore): Update accordingly.
445 (arm_option_override): Create the target_option_default_node before
446 calling arm_configure_build_target. Use it in call of latter.
447 Resynchronize after all other overrides have been calculated.
448 (arm_valid_target_attribute_tree): Use the target options for
449 reconfiguration. Resynchronize after performing override checks.
450 * arm-c.c (arm_pragma_target_parse): Use target optiosn from cur_tree
451 to reconfigure the build target.
453 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
455 * arm.h (TARGET_VFPD32): Use arm_active_target.
456 (TARGET_VFP3): Likewise.
457 (TARGET_VFP5): Likewise.
458 (TARGET_VFP_SINGLE): Likewise.
459 (TARGET_VFP_DOUBLE): Likewise.
460 (TARGET_NEON_FP16): Likewise.
461 (TARGET_FP16): Likewise.
462 (TARGET_FMA): Likewise.
463 (TARGET_FPU_ARMV8): Likewise.
464 (TARGET_CRYPTO): Likewise.
465 (TARGET_NEON): Likewise.
466 (TARGET_FPU_FEATURES): Delete.
467 * arm.c (arm_option_check_internal): Check for iwmmxt conflict with
468 Neon using arm_active_target.
470 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
472 * arm.h (TARGET_FPU_NAME): Delete.
473 * arm.c (arm_identify_fpu_from_isa): New function.
474 (arm_declare_function_name): Use it to get the name for the FPU.
476 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
478 * arm-protos.h: Include sbitmap.h
479 (arm_configure_build_target): Make public.
480 * arm.c (arm_configure_build_target): Now not static.
481 (arm_valid_target_attribute_rec): Move internal option check to...
482 (arm_valid_target_attribute_tree0: ... here. Also reconfingure the
484 (arm_override_options_after_change): Call arm_configure_build_target.
485 (isa_all_fpubits): Renamed from isa_fpubits.
486 (arm_option_restore): New function.
487 (TARGET_OPTION_RESTORE): Register it.
488 (arm_configure_build_target): Initialize the FPU capability bits in
490 (arm_option_override): Move the code that forces the setting of the
491 FPU option before the call to arm_configure_build_target.
492 * arm.opt (march): Mark as Save.
493 (mcpu, mtune): Likewise.
494 * arm-c.c (arm_pragma_target_parse): Reconfigure the build target
495 after pragmas change the target options.
497 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
499 * arm-isa.h (isa_feature): Add bits for VFPv4, FPv5, fp16conv,
500 fP_dbl, fp_d32 and fp_crypto.
501 (ISA_ALL_FPU): Add all the new bits.
502 (ISA_VFPv2, ISA_VFPv3, ISA_VFPv4, ISA_FPv5): New macros.
503 (ISA_FP_ARMv8, ISA_FP_DBL, ISA_FP_D32, ISA_NEON, ISA_CRYPTO): Likewise.
504 * arm-fpus.def: Add ISA features to all FPUs.
505 * arm.h: (arm_fpu_desc): Add new field for ISA bits.
506 * arm.c (all_fpus): Initialize it.
507 * arm-tables.opt: Regenerated.
509 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
511 * arm.h (FPU_FL_VFPv2) New feature bit.
512 (FPU_FL_VFPv3, FPU_FL_VFPv4, FPU_FL_VFPv5, FPU_FL_ARMv8): Likewise.
513 (FPU_VFPv2, FPU_VFPv3, FPU_VFPv4, FPU_VFPv5, FPU_ARMv8): New helper
515 (FPU_DBL, FPU_D32, FPU_NEON, FPU_CRYPTO, FPU_FP16): Likewise.
516 (TARGET_FPU_REV): Delete.
517 (TARGET_VFP3): Use feature bits.
518 (TARGET_VFP5): Likewise.
519 (TARGET_FMA): Likewise.
520 (TARGET_FPU_ARMV8): Likewise.
521 (struct arm_fpu_desc): Delete rev field.
522 * arm-fpus.def: Delete REV entry, use new feature bits and macros.
523 * arm.c (all_fpus): Delete rev field.
525 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
527 * arm.h (vfp_reg_type): Delete.
528 (TARGET_FPU_REGS): Delete.
529 (arm_fpu_desc): Delete regs field.
530 (FPU_FL_NONE, FPU_FL_NEON, FPU_FL_FP16, FPU_FL_CRYPTO): Use unsigned
532 (FPU_FL_DBL, FPU_FL_D32): Define.
533 (TARGET_VFPD32): Use feature test.
534 (TARGET_VFP_SINGLE): Likewise.
535 (TARGET_VFP_DOUBLE): Likewise.
536 * arm-fpus.def: Update all entries for new feature bits.
537 * arm.c (all_fpus): Update initializer macro.
538 (arm_can_inline_p): Remove test on fpu regs.
540 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
542 * arm.h (arm_fp_model): Delete.
544 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
546 * arm-cores.def: Remove FLAGS field from all core definitions.
547 * arm-arches.def: Likewise.
548 * arm-opts.h (enum processor_type): Remove FLAGS parameter from
550 (arm_arch_core_flags): Likewise, plus ARM_ARCH macro.
551 * arm-protos.h (FL_*): Delete.
552 (arm_feature_set): Delete.
553 (ARM_FSET_*): Delete.
554 * arm.c (struct processors): Delete flags field.
555 (all_cores): Delete FLAGS parameter from macro, don't initialize flags.
556 (all architectures): Likewise.
558 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
560 * arm-opts.h (struct arm_arch_core_flag): Add new field ISA.
562 (arm_arch_core_flag): Delete flags field.
563 (arm_arch_core_flags): Don't initialize flags field.
564 * common/config/arm/arm-common.c (check_isa_bits_for): New function.
565 (arm_target_thumb_only): Use new isa bits arrays.
567 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
569 * arm-protos.h (insn_flags): Delete declaration.
570 (arm_arch7ve): Declare.
571 * arm.c (insn_flags): Delete.
572 (arm_arch7ve): New variable.
573 (arm_selected_cpu): Delete.
574 (arm_option_check_internal): Use new ISA bitmap.
575 (arm_option_override_internal): Likewise.
576 (arm_configure_build_target): Declare arm_selected_cpu locally.
577 (arm_option_override): Use new ISA bitmap. Initialize arm_arch7ve.
578 Rearrange variable intialization by general function.
579 * arm.h (TARGET_HAVE_LPAE): Use arm_arch7ve.
581 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
583 * arm-builtins.c: Include sbitmap.h.
584 (def_mbuiltin): Change first parameter to a flag bit. Use it to test
585 available features in the current target.
586 (struct builtin_description): Change type of feature field.
587 (IWMMXT_BUILTIN): Use the isa_features types.
588 (IWMMXT2_BUILTIN): Likewise.
589 (IWMMXT_BUILTIN2): Likewise.
590 (IWMMXT2_BUILTIN2): Likewise.
591 (CRC32_BUILTIN): Likewise.
592 (CRYPTO_BUILTIN): Likewise.
593 (iwmmx_builtin): Likewise.
594 (iwmmx2_builtin): Likewise.
595 (arm_iwmmxt_builtin): Check for specific feature bits.
597 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
599 * arm-isa.h (enum isa_feature): Add isa_quirk_cm3_ldrd.
600 (ISA_ALL_QUIRKS): New macro.
601 * arm-cores.def (cortex-m3): Add isa_quirk_cm3_ldrd to isa feature list.
602 * arm.c (isa_quirkbits): New feature-list bitmap.
603 (arm_configure_build_target): Ignore quirk bits when comparing an
604 architecture feature list with a CPU feature list.
605 (arm_option_override): Initialize_isa_quirkbits. If the user has
606 not specified -m[no-]fix-cortex-m3-ldrd, automatically enable the
607 feature if isa_quirk_cm3_ldrd appears in the isa feature list.
609 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
611 * arm.c (arm_option_override): Use arm_active_target as source of
612 information for arm_base_arch and arm_arch_name.
613 * (arm_file_start): Use arm_active_target for core name.
615 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
617 * arm.c (arm_selected_tune): Delete static variable.
618 (arm_selected_arch): Likewise.
619 (arm_configure_build_target): Declare local versions of arm_selected
620 target and arm_selected_arch. Initialize more fields in target
622 (arm_option_override): Use arm_active_target instead of
623 arm_selected_tune and arm_selected_arch.
624 (asm_file_start): Use arm_active_target.
626 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
628 * arm-protos.h (arm_build_target): New structure.
629 (arm_active_target): Declare it.
630 * arm.c (arm_active_target): New variable.
631 (bitmap_popcount): New function.
632 (feature_count): Delete.
633 (arm_initialize_isa): New function.
634 isa_fpubits): New variable.
635 (arm_configure_build_target): New function.
636 (arm_option_override): Initialize isa_fpubits and arm_active_target.isa.
637 Use arm_configure_build_target.
639 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
641 * arm-isa.h: New file.
642 * arm-protos.h: Include it.
643 * arm-arches.def: Add new ISA field to all entries. Drop bogus
644 armv8.1-a+crc architecture.
645 * arm-cores.def: Similarly. Group ARMv8 cores by profile.
646 * arm-opts.h (enum processor_type): Adjust for new field.
647 * arm.c (struct processors): New field 'isa_bits'.
648 (all_cores, all_architectures): Initialize new field.
649 * arm-tables.opt: Regenerated.
650 * arm-tune.md: Regenerated.
652 2016-12-15 Richard Earnshaw <rearnsha@arm.com>
654 * arm-arches.def (ARM_ARCH): Add extra field TUNE_FLAGS, move
655 tuning properties from architectural FLAGS field.
656 * arm-cores.def (ARM_CORE): Likewise.
657 * arm-protos.h (TF_LDSCHED, TF_WBUF, TF_CO_PROC): New macros.
658 (TF_SMALLMUL, TF_STRONG, TF_SCALE, TF_NOMODE32): New macros.
659 (FL_LDSCHED, FL_STRONG, FL_WBUF, FL_SMALLMUL): Delete.
660 (FL_TUNE): Remove deleted elements.
661 (tune_flags): Convert type to unsigned int.
662 * arm.c (struct processors): Add new field tune_flags.
663 (all_cores, all_arches): Initialize it.
664 (arm_option_override): Adapt uses of tune_flags. Use tune_flags
665 for deciding when we should have slow multiply operations.
667 2016-12-14 Martin Sebor <msebor@redhat.com>
670 * gimple-ssa-sprintf.c (format_string): Handle null pointers.
671 (format_directive): Diagnose null pointer arguments.
672 (pass_sprintf_length::handle_gimple_call): Diagnose null destination
673 pointers. Correct location of null format string in diagnostics.
675 2016-12-14 David Malcolm <dmalcolm@redhat.com>
677 * Makefile.in (SELFTEST_FLAGS): Add path argument to -fself-test.
678 (s-selftest): Add dependency on the selftests data directory.
679 * common.opt (fself-test): Rename to...
680 (fself-test=): ...this, documenting the meaning of the argument.
681 * selftest-run-tests.c (along): Likewise.
682 * selftest-run-tests.c: Include "options.h".
683 (selftest::run_tests): Initialize selftest::path_to_selftest_files
685 * selftest.c (selftest::path_to_selftest_files): New global.
686 (selftest::locate_file): New function.
687 (selftest::test_locate_file): New function.
688 (selftest_c_tests): Likewise.
689 (selftest::selftest_c_tests): Call test_locate_file.
690 * selftest.h (selftest::locate_file): New decl.
691 (selftest::path_to_selftest_files): New decl.
693 2016-12-14 Andrew Pinski <apinski@cavium.com>
695 * config/aarch64/aarch64-cores.def: Add -1 as the variant to all
697 (thunderx): Update to include LSE by default.
698 (thunderxt88p1): New core.
699 (thunderxt88): New core.
700 (thunderxt81): New core.
701 (thunderxt83): New core.
702 * config/aarch64/driver-aarch64.c (struct aarch64_core_data):
704 (ALL_VARIANTS): New define.
705 (AARCH64_CORE): Support VARIANT operand.
706 (cpu_data): Likewise.
707 (host_detect_local_cpu): Parse variant field of /proc/cpuinfo.
708 Combine the arch and single core case and support variant searching.
709 * common/config/aarch64/aarch64-common.c (AARCH64_CORE):
711 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Likewise.
712 * config/aarch64/aarch64.c (AARCH64_CORE): Likewise.
713 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
714 * config/aarch64/aarch64-tune.md: Regenerate.
715 * doc/invoke.texi (AARCH64/mtune): Document thunderxt88,
716 thunderxt88p1, thunderxt81, thunderxt83 as available options.
718 2016-12-14 Martin Jambor <mjambor@suse.cz>
720 * omp-offload.c: Fix coding style.
721 * omp-expand.c: Likewise.
722 * omp-general.c: Likewise.
723 * omp-grid.c: Likewise.
724 * omp-low.c: Fix coding style of parts touched by the
725 previous splitting patch.
727 2016-12-14 Martin Jambor <mjambor@suse.cz>
729 * omp-general.h: New file.
730 * omp-general.c: New file.
731 * omp-expand.h: Likewise.
732 * omp-expand.c: Likewise.
733 * omp-offload.h: Likewise.
734 * omp-offload.c: Likewise.
735 * omp-grid.c: Likewise.
736 * omp-grid.c: Likewise.
737 * omp-low.h: Include omp-general.h and omp-grid.h. Removed includes
738 of params.h, symbol-summary.h, lto-section-names.h, cilk.h, tree-eh.h,
739 ipa-prop.h, tree-cfgcleanup.h, cfgloop.h, except.h, expr.h, stmt.h,
740 varasm.h, calls.h, explow.h, dojump.h, flags.h, tree-into-ssa.h,
741 tree-cfg.h, cfganal.h, alias.h, emit-rtl.h, optabs.h, expmed.h,
742 alloc-pool.h, cfghooks.h, rtl.h and memmodel.h.
743 (omp_find_combined_for): Declare.
744 (find_omp_clause): Renamed to omp_find_clause and moved to
746 (free_omp_regions): Renamed to omp_free_regions and moved to
748 (replace_oacc_fn_attrib): Renamed to oacc_replace_fn_attrib and moved
750 (set_oacc_fn_attrib): Renamed to oacc_set_fn_attrib and moved to
752 (build_oacc_routine_dims): Renamed to oacc_build_routine_dims and
753 moved to omp-general.h.
754 (get_oacc_fn_attrib): Renamed to oacc_get_fn_attrib and moved to
756 (oacc_fn_attrib_kernels_p): Moved to omp-general.h.
757 (get_oacc_fn_dim_size): Renamed to oacc_get_fn_dim_size and moved to
759 (omp_expand_local): Moved to omp-expand.h.
760 (make_gimple_omp_edges): Renamed to omp_make_gimple_edges and moved to
762 (omp_finish_file): Moved to omp-offload.h.
763 (default_goacc_validate_dims): Renamed to
764 oacc_default_goacc_validate_dims and moved to omp-offload.h.
765 (offload_funcs, offload_vars): Moved to omp-offload.h.
766 * omp-low.c: Include omp-general.h, omp-offload.h and omp-grid.h.
767 (omp_region): Moved to omp-expand.c.
768 (omp_for_data_loop): Moved to omp-general.h.
769 (omp_for_data): Likewise.
770 (oacc_loop): Moved to omp-offload.c.
771 (oacc_loop_flags): Moved to omp-general.h.
772 (offload_funcs, offload_vars): Moved to omp-offload.c.
773 (root_omp_region): Moved to omp-expand.c.
774 (omp_any_child_fn_dumped): Likewise.
775 (find_omp_clause): Renamed to omp_find_clause and moved to
777 (is_combined_parallel): Moved to omp-expand.c.
778 (is_reference): Renamed to omp_is_reference and and moved to
780 (adjust_for_condition): Renamed to omp_adjust_for_condition and moved
782 (get_omp_for_step_from_incr): Renamed to omp_get_for_step_from_incr
783 and moved to omp-general.c.
784 (extract_omp_for_data): Renamed to omp_extract_for_data and moved to
786 (workshare_safe_to_combine_p): Moved to omp-expand.c.
787 (omp_adjust_chunk_size): Likewise.
788 (get_ws_args_for): Likewise.
789 (get_base_type): Removed.
790 (dump_omp_region): Moved to omp-expand.c.
791 (debug_omp_region): Likewise.
792 (debug_all_omp_regions): Likewise.
793 (new_omp_region): Likewise.
794 (free_omp_region_1): Likewise.
795 (free_omp_regions): Renamed to omp_free_regions and moved to
797 (find_combined_for): Renamed to omp_find_combined_for, made global.
798 (build_omp_barrier): Renamed to omp_build_barrier and moved to
800 (omp_max_vf): Moved to omp-general.c.
801 (omp_max_simt_vf): Likewise.
802 (gimple_build_cond_empty): Moved to omp-expand.c.
803 (parallel_needs_hsa_kernel_p): Likewise.
804 (expand_omp_build_assign): Moved declaration to omp-expand.c.
805 (expand_parallel_call): Moved to omp-expand.c.
806 (expand_cilk_for_call): Likewise.
807 (expand_task_call): Likewise.
808 (vec2chain): Likewise.
809 (remove_exit_barrier): Likewise.
810 (remove_exit_barriers): Likewise.
811 (optimize_omp_library_calls): Likewise.
812 (expand_omp_regimplify_p): Likewise.
813 (expand_omp_build_assign): Likewise.
814 (expand_omp_taskreg): Likewise.
815 (oacc_collapse): Likewise.
816 (expand_oacc_collapse_init): Likewise.
817 (expand_oacc_collapse_vars): Likewise.
818 (expand_omp_for_init_counts): Likewise.
819 (expand_omp_for_init_vars): Likewise.
820 (extract_omp_for_update_vars): Likewise.
821 (expand_omp_ordered_source): Likewise.
822 (expand_omp_ordered_sink): Likewise.
823 (expand_omp_ordered_source_sink): Likewise.
824 (expand_omp_for_ordered_loops): Likewise.
825 (expand_omp_for_generic): Likewise.
826 (expand_omp_for_static_nochunk): Likewise.
827 (find_phi_with_arg_on_edge): Likewise.
828 (expand_omp_for_static_chunk): Likewise.
829 (expand_cilk_for): Likewise.
830 (expand_omp_simd): Likewise.
831 (expand_omp_taskloop_for_outer): Likewise.
832 (expand_omp_taskloop_for_inner): Likewise.
833 (expand_oacc_for): Likewise.
834 (expand_omp_for): Likewise.
835 (expand_omp_sections): Likewise.
836 (expand_omp_single): Likewise.
837 (expand_omp_synch): Likewise.
838 (expand_omp_atomic_load): Likewise.
839 (expand_omp_atomic_store): Likewise.
840 (expand_omp_atomic_fetch_op): Likewise.
841 (expand_omp_atomic_pipeline): Likewise.
842 (expand_omp_atomic_mutex): Likewise.
843 (expand_omp_atomic): Likewise.
844 (oacc_launch_pack): and moved to omp-general.c, made public.
845 (OACC_FN_ATTRIB): Likewise.
846 (replace_oacc_fn_attrib): Renamed to oacc_replace_fn_attrib and moved
848 (set_oacc_fn_attrib): Renamed to oacc_set_fn_attrib and moved to
850 (build_oacc_routine_dims): Renamed to oacc_build_routine_dims and
851 moved to omp-general.c.
852 (get_oacc_fn_attrib): Renamed to oacc_get_fn_attrib and moved to
854 (oacc_fn_attrib_kernels_p): Moved to omp-general.c.
855 (oacc_fn_attrib_level): Moved to omp-offload.c.
856 (get_oacc_fn_dim_size): Renamed to oacc_get_fn_dim_size and moved to
858 (get_oacc_ifn_dim_arg): Renamed to oacc_get_ifn_dim_arg and moved to
860 (mark_loops_in_oacc_kernels_region): Moved to omp-expand.c.
861 (grid_launch_attributes_trees): Likewise.
862 (grid_attr_trees): Likewise.
863 (grid_create_kernel_launch_attr_types): Likewise.
864 (grid_insert_store_range_dim): Likewise.
865 (grid_get_kernel_launch_attributes): Likewise.
866 (get_target_argument_identifier_1): Likewise.
867 (get_target_argument_identifier): Likewise.
868 (get_target_argument_value): Likewise.
869 (push_target_argument_according_to_value): Likewise.
870 (get_target_arguments): Likewise.
871 (expand_omp_target): Likewise.
872 (grid_expand_omp_for_loop): Moved to omp-grid.c.
873 (grid_arg_decl_map): Likewise.
874 (grid_remap_kernel_arg_accesses): Likewise.
875 (grid_expand_target_grid_body): Likewise.
876 (expand_omp): Renamed to omp_expand and moved to omp-expand.c.
877 (build_omp_regions_1): Moved to omp-expand.c.
878 (build_omp_regions_root): Likewise.
879 (omp_expand_local): Likewise.
880 (build_omp_regions): Likewise.
881 (execute_expand_omp): Likewise.
882 (pass_data_expand_omp): Likewise.
883 (pass_expand_omp): Likewise.
884 (make_pass_expand_omp): Likewise.
885 (pass_data_expand_omp_ssa): Likewise.
886 (pass_expand_omp_ssa): Likewise.
887 (make_pass_expand_omp_ssa): Likewise.
888 (grid_lastprivate_predicate): Renamed to
889 omp_grid_lastprivate_predicate and moved to omp-grid.c, made public.
890 (grid_prop): Moved to omp-grid.c.
891 (GRID_MISSED_MSG_PREFIX): Likewise.
892 (grid_safe_assignment_p): Likewise.
893 (grid_seq_only_contains_local_assignments): Likewise.
894 (grid_find_single_omp_among_assignments_1): Likewise.
895 (grid_find_single_omp_among_assignments): Likewise.
896 (grid_find_ungridifiable_statement): Likewise.
897 (grid_parallel_clauses_gridifiable): Likewise.
898 (grid_inner_loop_gridifiable_p): Likewise.
899 (grid_dist_follows_simple_pattern): Likewise.
900 (grid_gfor_follows_tiling_pattern): Likewise.
901 (grid_call_permissible_in_distribute_p): Likewise.
902 (grid_handle_call_in_distribute): Likewise.
903 (grid_dist_follows_tiling_pattern): Likewise.
904 (grid_target_follows_gridifiable_pattern): Likewise.
905 (grid_remap_prebody_decls): Likewise.
906 (grid_var_segment): Likewise.
907 (grid_mark_variable_segment): Likewise.
908 (grid_copy_leading_local_assignments): Likewise.
909 (grid_process_grid_body): Likewise.
910 (grid_eliminate_combined_simd_part): Likewise.
911 (grid_mark_tiling_loops): Likewise.
912 (grid_mark_tiling_parallels_and_loops): Likewise.
913 (grid_process_kernel_body_copy): Likewise.
914 (grid_attempt_target_gridification): Likewise.
915 (grid_gridify_all_targets_stmt): Likewise.
916 (grid_gridify_all_targets): Renamed to omp_grid_gridify_all_targets
917 and moved to omp-grid.c, made public.
918 (make_gimple_omp_edges): Renamed to omp_make_gimple_edges and moved to
920 (add_decls_addresses_to_decl_constructor): Moved to omp-offload.c.
921 (omp_finish_file): Likewise.
922 (oacc_thread_numbers): Likewise.
923 (oacc_xform_loop): Likewise.
924 (oacc_default_dims, oacc_min_dims): Likewise.
925 (oacc_parse_default_dims): Likewise.
926 (oacc_validate_dims): Likewise.
927 (new_oacc_loop_raw): Likewise.
928 (new_oacc_loop_outer): Likewise.
929 (new_oacc_loop): Likewise.
930 (new_oacc_loop_routine): Likewise.
931 (finish_oacc_loop): Likewise.
932 (free_oacc_loop): Likewise.
933 (dump_oacc_loop_part): Likewise.
934 (dump_oacc_loop): Likewise.
935 (debug_oacc_loop): Likewise.
936 (oacc_loop_discover_walk): Likewise.
937 (oacc_loop_sibling_nreverse): Likewise.
938 (oacc_loop_discovery): Likewise.
939 (oacc_loop_xform_head_tail): Likewise.
940 (oacc_loop_xform_loop): Likewise.
941 (oacc_loop_process): Likewise.
942 (oacc_loop_fixed_partitions): Likewise.
943 (oacc_loop_auto_partitions): Likewise.
944 (oacc_loop_partition): Likewise.
945 (default_goacc_fork_join): Likewise.
946 (default_goacc_reduction): Likewise.
947 (execute_oacc_device_lower): Likewise.
948 (default_goacc_validate_dims): Likewise.
949 (default_goacc_dim_limit): Likewise.
950 (pass_data_oacc_device_lower): Likewise.
951 (pass_oacc_device_lower): Likewise.
952 (make_pass_oacc_device_lower): Likewise.
953 (execute_omp_device_lower): Likewise.
954 (pass_data_omp_device_lower): Likewise.
955 (pass_omp_device_lower): Likewise.
956 (make_pass_omp_device_lower): Likewise.
957 (pass_data_omp_target_link): Likewise.
958 (pass_omp_target_link): Likewise.
959 (find_link_var_op): Likewise.
960 (pass_omp_target_link::execute): Likewise.
961 (make_pass_omp_target_link): Likewise.
962 * Makefile.in (OBJS): Added omp-offload.o, omp-expand.o, omp-general.o
964 (GTFILES): Added omp-offload.h, omp-offload.c and omp-expand.c, removed
966 * gimple-fold.c: Include omp-general.h instead of omp-low.h.
967 (fold_internal_goacc_dim): Adjusted calls to
968 get_oacc_ifn_dim_arg and get_oacc_fn_dim_size to use their new names.
969 * gimplify.c: Include omp-low.h.
970 (omp_notice_variable): Adjust the call to get_oacc_fn_attrib to use
972 (gimplify_omp_task): Adjusted calls to find_omp_clause to use its new
974 (gimplify_omp_for): Likewise.
975 * lto-cgraph.c: Include omp-offload.h instead of omp-low.h.
976 * toplev.c: Include omp-offload.h instead of omp-low.h.
977 * tree-cfg.c: Include omp-general.h instead of omp-low.h. Also
978 include omp-expand.h.
979 (make_edges_bb): Adjusted the call to make_gimple_omp_edges to use its
981 (make_edges): Adjust the call to free_omp_regions to use its new name.
982 * tree-parloops.c: Include omp-general.h.
983 (create_parallel_loop): Adjusted the call to set_oacc_fn_attrib to use
985 (parallelize_loops): Adjusted the call to get_oacc_fn_attrib to use
987 * tree-ssa-loop.c: Include omp-general.h instead of omp-low.h.
988 (gate_oacc_kernels): Adjusted the call to get_oacc_fn_attrib to use
990 * tree-vrp.c: Include omp-general.h instead of omp-low.h.
991 (extract_range_basic): Adjusted calls to get_oacc_ifn_dim_arg and
992 get_oacc_fn_dim_size to use their new names.
993 * varpool.c: Include omp-offload.h instead of omp-low.h.
994 * gengtype.c (open_base_files): Replace omp-low.h with omp-offload.h in
996 * config/nvptx/nvptx.c: Include omp-general.c.
997 (nvptx_expand_call): Adjusted the call to get_oacc_fn_attrib to use
999 (nvptx_reorg): Likewise.
1000 (nvptx_record_offload_symbol): Likewise.
1002 2016-12-14 Martin Sebor <msebor@redhat.com>
1005 * gimple-ssa-sprintf.c (target_dir_max): New macro.
1006 (get_mpfr_format_length): New function.
1007 (format_integer): Use HOST_WIDE_INT instead of int.
1008 (format_floating_max): Same.
1009 (format_floating): Call get_mpfr_format_length.
1010 (format_directive): Use target_dir_max.
1012 2016-12-14 Jakub Jelinek <jakub@redhat.com>
1015 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_STV_TEMP.
1016 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies,
1017 dimode_scalar_chain::convert_reg): Use SLOT_STV_TEMP instead of
1020 2016-12-14 Uros Bizjak <ubizjak@gmail.com>
1023 * config/i386/i386-builtin.def: Add __builtin_clzs and __builtin_ctzs.
1024 (ix86_fold_builtin): Handle IX86_BUILTIN_CTZS and IX86_BUILTIN_CLZS.
1025 * config/i386/i386.md (*ctzhi2): New insn_and_split pattern.
1028 2016-12-14 Jakub Jelinek <jakub@redhat.com>
1031 * valtrack.c: Include rtl-iter.h.
1032 (struct rtx_subst_pair): Add insn field.
1033 (propagate_for_debug_subst): If pair->to contains at least 2
1034 regs, create a DEBUG_INSN with a debug temp before pair->insn
1035 and replace from with the debug temp instead of pair->to.
1036 (propagate_for_debug): Initialize p.insn.
1037 * combine.c (insn_uid_check): New inline function.
1038 (INSN_COST, LOG_LINKS): Use it instead of INSN_UID.
1039 (find_single_use, combine_instructions,
1040 cant_combine_insn_p, try_combine): Use NONDEBUG_INSN_P instead of
1043 2016-12-14 Martin Sebor <msebor@redhat.com>
1046 * builtin-attrs.def (ATTR_NONNULL_1_1, ATTR_NONNULL_1_2): Defined.
1047 (ATTR_NONNULL_1_3, ATTR_NONNULL_1_4, ATTR_NONNULL_1_5): Same.
1048 (ATTR_NOTHROW_NONNULL_1_1, ATTR_NOTHROW_NONNULL_1_2): Same.
1049 (ATTR_NOTHROW_NONNULL_1_3, ATTR_NOTHROW_NONNULL_1_4): Same.
1050 (ATTR_NOTHROW_NONNULL_1_5): Same.
1051 (ATTR_NONNULL_1_FORMAT_PRINTF_1_2): Same.
1052 (ATTR_NONNULL_1_FORMAT_PRINTF_2_0): Same.
1053 (ATTR_NONNULL_1_FORMAT_PRINTF_2_3): Same.
1054 (ATTR_NONNULL_1_FORMAT_PRINTF_3_0): Same.
1055 (ATTR_NONNULL_1_FORMAT_PRINTF_3_4): Same.
1056 (ATTR_NONNULL_1_FORMAT_PRINTF_4_0): Same.
1057 (ATTR_NONNULL_1_FORMAT_PRINTF_4_5): Same.
1058 * builtins.c (validate_arg): Add argument. Treat null pointers
1059 passed to nonnull arguments as invalid.
1060 (validate_arglist): Same.
1061 * builtins.def (fprintf, fprintf_unlocked): Add nonnull attribute.
1062 (printf, printf_unlocked, sprintf. vfprintf, vsprintf): Same.
1063 (__sprintf_chk, __vsprintf_chk, __fprintf_chk, __vfprintf_chk): Same.
1064 * calls.c (get_nonnull_ags, maybe_warn_null_arg): New functions.
1065 (initialize_argument_information): Diagnose null pointers passed to
1066 arguments declared nonnull.
1067 * calls.h (get_nonnull_args): Declared.
1069 2016-12-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1071 * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): On ISA
1072 3.0/power9, add support to use the VEXTU{B,H,W}{L,R}X extract
1074 * config/rs6000/vsx.md (VSr2): Add IEEE 128-bit floating point
1075 type constraint registers.
1077 (FL_CONV): New mode iterator for binary floating types that have a
1078 direct conversion from 64-bit integer to floating point.
1079 (vsx_extract_<mode>_p9): Add support for the ISA 3.0/power9
1080 VEXTU{B,H,W}{L,R}X extract instructions.
1081 (vsx_extract_<mode>_p9 splitter): Add splitter to load up the
1082 extract byte position into the GPR if we are using the
1083 VEXTU{B,H,W}{L,R}X extract instructions.
1084 (vsx_extract_<mode>_di_p9): Support extracts to GPRs.
1085 (vsx_extract_<mode>_store_p9): Support extracting to GPRs so that
1086 we can use reg+offset address instructions.
1087 (vsx_extract_<mode>_var): Support extracts to GPRs.
1088 (vsx_extract_<VSX_EXTRACT_I:mode>_<SDI:mode>_var): New combiner
1089 insn to combine vector extracts with zero_extend.
1090 (vsx_ext_<VSX_EXTRACT_I:VS_scalar>_fl_<FL_CONV:mode>): Optimize
1091 extracting a small integer vector element and converting it to a
1092 floating point type.
1093 (vsx_ext_<VSX_EXTRACT_I:VS_scalar>_ufl_<FL_CONV:mode>): Likewise.
1094 (UNSPEC_XXEXTRACTUW): New unspec.
1095 (UNSPEC_XXINSERTW): Likewise.
1096 (vextract4b): Add support for the vec_vextract4b built-in
1098 (vextract4b_internal): Likewise.
1099 (vinsert4b): Add support for the vec_insert4b built-in function.
1100 Include both a version that inserts element 1 from a V4SI object
1101 and one that inserts a DI object.
1102 (vinsert4b_internal): Likewise.
1103 (vinsert4b_di): Likewise.
1104 (vinsert4b_di_internal): Likewise.
1105 * config/rs6000/predicates.md (const_0_to_11_operand): New
1106 predicate, match 0..11.
1107 * config/rs6000/rs6000-builtin.def (BU_P9V_VSX_3): Set built-in
1108 type to ternary, not binary.
1109 (BU_P9V_64BIT_VSX_3): Likewise.
1110 (P9V_BUILTIN_VEXTRACT4B): Add support for vec_vinsert4b and
1111 vec_extract4b non-overloaded built-in functions.
1112 (P9V_BUILTIN_VINSERT4B): Likewise.
1113 (P9V_BUILTIN_VINSERT4B_DI): Likewise.
1114 (P9V_BUILTIN_VEC_VEXTULX): Move to section that adds 2 operand ISA
1115 3.0 built-in functions.
1116 (P9V_BUILTIN_VEC_VEXTURX): Likewise.
1117 (P9V_BUILTIN_VEC_VEXTRACT4B): Add support for overloaded
1118 vec_insert4b and vec_extract4 built-in functions.
1119 (P9V_BUILTIN_VEC_VINSERT4B): Likewise.
1120 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
1121 overloaded support for vec_vinsert4b and vec_extract4b.
1122 * config/rs6000/rs6000.c (altivec_expand_builtin): Add checks for
1123 the vec_insert4b and vec_extract4b byte number being a constant in
1125 * config/rs6000/altivec.h (vec_vinsert4b): Support vec_vinsert4b
1126 and vec_extract4b built-in functions.
1127 * doc/extend.doc (PowerPC VSX built-in functions): Document
1128 vec_insert4b and vec_extract4b.
1130 2016-12-14 Martin Liska <mliska@suse.cz>
1132 * gimple-pretty-print.c (dump_probability): New function.
1133 (dump_edge_probability): Use the function.
1134 (dump_gimple_label): Likewise.
1135 (dump_gimple_bb_header): Likewise.
1137 2016-12-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1138 Jakub Jelinek <jakub@redhat.com>
1140 * tree-ssa-strlen.c (fold_strstr_to_memcmp): New function.
1141 (strlen_optimize_stmt): Call fold_strstr_to_memcmp.
1143 2016-12-14 Eric Botcazou <ebotcazou@adacore.com>
1145 * lra-constraints.c (process_address_1): Do not attempt to decompose
1146 addresses for MEMs that satisfy fixed-form constraints.
1148 2016-12-14 Richard Biener <rguenther@suse.de>
1150 PR tree-optimization/78788
1151 * tree-vrp.c (set_value_range): Allow [-INF(OVF), +INF(OVF)].
1152 (set_and_canonicalize_value_range): Do not drop the above to
1155 2016-12-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1157 * config/rs6000/rs600.c (rs6000_builtin_vectorization_cost):
1158 Adjust unaligned load cost.
1160 2016-12-13 Uros Bizjak <ubizjak@gmail.com>
1163 * config/i386/i386.c (dimode_scalar_chain::compute_convert_gain):
1164 Calculate additional gain for andnot for targets without BMI.
1166 2016-12-13 Carl Love <cel@us.ibm.com>
1168 * config/rs6000/rs6000-c.c: Add built-in support for
1169 vector float vec_pack (vector double, vector double)
1170 vector double vec_sld (vector double, vector double)
1171 * config/rs6000/rs6000.c: Add icode check for vsldoi_v2df to allow
1172 4-bit unsigned literal.
1173 * config/rs6000/rs6000-builtin.def: Add definition for VSLDOI_2DF
1174 * doc/extend.texi: Update the built-in documentation file for the
1175 new powerpc vec_pack and vec_sld built-ins.
1177 2016-12-13 Martin Liska <mliska@suse.cz>
1179 * sanopt.c (sanopt_optimize_walker): Set contains_asan_mark.
1180 (sanopt_optimize): Add new argument.
1181 (sanitize_asan_mark_unpoison): New function.
1182 (maybe_contains_asan_check): Likewise.
1183 (sanitize_asan_mark_poison): Likewise.
1184 (pass_sanopt::execute): Call the new functions.
1186 2016-12-13 Martin Liska <mliska@suse.cz>
1188 PR tree-optimization/78428
1189 * expr.c (store_constructor_field): Add new arguments to the function.
1190 (store_constructor): Set up bitregion_end and add gcc_unreachable to
1191 fields that have either non-constant size or (and) offset.
1193 2016-12-13 Marek Polacek <polacek@redhat.com>
1195 * tree-data-ref.c (compute_overlap_steps_for_affine_univar): Change
1196 parameters' type from int to HOST_WIDE_INT.
1197 (compute_overlap_steps_for_affine_1_2): Change parameters' type from
1198 int to HOST_WIDE_INT.
1199 (build_classic_dist_vector_1): Likewise.
1200 (add_multivariate_self_dist): Likewise.
1202 2016-12-13 Michael Matz <matz@suse.de>
1204 PR tree-optimization/78725
1205 * tree-ssa-loop-split.c (split_at_bb_p): Check for overflow and
1206 at correct use point.
1208 2016-12-13 Martin Liska <mliska@suse.cz>
1210 * asan.c (asan_expand_mark_ifn): Use renamed
1211 BUILT_IN_ASAN_{UN}CLOBBER_N to BUILT_IN_ASAN_{UN}POISON_STACK_MEMORY.
1212 * sanitizer.def: Likewise.
1214 2016-12-13 James Greenhalgh <james.greenhalgh@arm.com>
1216 * doc/extend.texi (Half-Precision): Update to document current
1219 2016-12-13 James Greenhalgh <james.greenhalgh@arm.com>
1221 * doc/extend.texi (Floating Types): Document availability of
1222 _Float16 on ARM/AArch64.
1224 2016-12-13 Richard Biener <rguenther@suse.de>
1226 PR tree-optimization/78699
1227 * tree-vect-data-refs.c (vect_analyze_group_access_1): Limit
1230 2016-12-13 Richard Biener <rguenther@suse.de>
1233 * tree.c (cst_and_fits_in_hwi): Look if the actual value fits.
1234 * tree-object-size.c (compute_builtin_object_size): Use
1236 * tree-data-ref.c (initialize_matrix_A): Remove excess assert.
1238 2016-12-13 Martin Liska <mliska@suse.cz>
1240 * asan.c (asan_mark_poison_p): Remove.
1241 (asan_mark_p): New function.
1242 (transform_statements): Use the function.
1243 (asan_expand_mark_ifn): Do not use masked enum.
1244 * asan.h (enum asan_mark_flags): Declare it via a macro.
1245 * gimple-pretty-print.c (dump_gimple_call_args): Dump first
1246 argument of ASAN_MARK.
1247 * gimplify.c (build_asan_poison_call_expr): Use new enum values.
1248 (asan_poison_variable): Likewise.
1250 2016-12-13 Jakub Jelinek <jakub@redhat.com>
1253 * ipa-pure-const.c (cdtor_p): Return true for
1254 DECL_STATIC_{CON,DE}STRUCTOR even when it is
1255 DECL_LOOPING_CONST_OR_PURE_P.
1257 2016-12-12 Jakub Jelinek <jakub@redhat.com>
1259 PR tree-optimization/78777
1260 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge,
1261 insert_initializers): Use stmt_ends_bb_p instead of is_ctrl_stmt.
1264 * opt-functions.awk (opt_args): Use [{] instead of { in regexps.
1267 2016-12-12 Martin Sebor <msebor@redhat.com>
1271 * gimple-ssa-sprintf.c (min_bytes_remaining): Use res.knownrange
1272 rather than res.bounded.
1273 (get_width_and_precision): Set precision to -1 when negative.
1274 (adjust_range_for_overflow): New function.
1275 (format_integer): Correct the handling of the space, plus, and pound
1276 flags, and the special case of zero precision.
1277 Always set res.bounded to true unless either precision or width
1278 is specified and unknown.
1279 Call adjust_range_for_overflow.
1280 Avoid use zero as the shortest value when precision is specified
1282 (format_directive): Remove vestigial quoting. Always inform of
1283 argument value or range when it's available.
1284 (add_bytes): Correct the computation of boundrange used to
1285 decide whether a warning is of a "maybe" or "defnitely" kind.
1287 2016-12-12 Dominik Vogt <vogt@linux.vnet.ibm.com>
1289 * combine.c (change_zero_ext): Handle mode expanding zero_extracts.
1291 2016-12-12 Uros Bizjak <ubizjak@gmail.com>
1294 * config/i386/i386.h (X87_ENABLE_ARITH): Also enable for
1295 flag_unsafe_math_optimizations.
1296 (X87_ENABLE_FLOAT): Ditto.
1298 2016-12-12 Marek Polacek <polacek@redhat.com>
1301 * gimplify.c (gimplify_va_arg_expr): Don't require ADDR_EXPR for
1302 Case 1; check POINTER_TYPE_P instead.
1304 2016-12-12 Bernd Schmidt <bschmidt@redhat.com>
1306 PR rtl-optimization/78669
1307 * ira.c (combine_and_move_insns): When deleting an insn, clear the
1308 replace flag for all used regs in that insn.
1310 2016-12-12 Thomas Preud'homme <thomas.preudhomme@arm.com>
1312 * config/arm/arm-opts.h: Move struct arm_arch_core_flag and
1313 arm_arch_core_flags to ...
1314 * common/config/arm/arm-common.c: There.
1316 2016-12-12 Eric Botcazou <ebotcazou@adacore.com>
1318 * config/sparc/constraints.md (T): Use special memory constraint.
1320 (W): Add TARGET_ARCH64 test.
1321 * config/sparc/sparc.md (*movdi_insn_sp32): Replace 'W' with 'T'.
1322 (*movdf_insn_sp32): Likewise.
1323 (*mov<VM64:mode>_insn_sp32): Likewise. Replace 'e' with 'f' in
1324 conjunction with offsettable memory references.
1326 2016-12-11 Sandra Loosemore <sandra@codesourcery.com>
1328 * config/nios2/nios2.c (nios2_emit_move_sequence): Call copy_rtx
1329 to avoid shared structure error.
1331 2016-12-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1334 * config/rs6000/rs6000.c (find_alignment_op): Discard from
1335 consideration any artificial definition.
1337 2016-12-11 Iain Sandoe <iain@codesourcery.com>
1339 * configure.ac (CROSS directory tests): Remove the assumption that
1340 Darwin hosts contain suitable target sysroots in "/".
1341 * configure: Regenerate.
1343 2016-12-11 Iain Sandoe <iain@codesourcery.com>
1345 PR rtl-optimization/71496
1346 * config/rs6000/darwin.md (load_macho_picbase_si): Mark as non-
1347 copyable. (load_macho_picbase_di, reload_macho_picbase_si,
1348 reload_macho_picbase_di): Likewise.
1350 2012-12-11 John David Anglin <danglin@gcc.gnu.org>
1352 * config/pa/pa.c (pa_callee_copies): New function.
1353 * config/pa/pa.opt (mcaller-copies): New option.
1354 * doc/invoke.texi (mcaller-copies): Document option.
1356 2016-12-11 Uros Bizjak <ubizjak@gmail.com>
1359 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p)
1360 <case ASHIFT, case LSHIFTRT>: Consider all constant shifts.
1362 (dimode_scalar_chain::compute_convert_gain): Reduce gain for
1363 constant shifts larger or equal than 32.
1365 2016-12-11 Roger Pau Monné <roger.pau@citrix.com>
1367 * config/i386/x86-64.h: Append --32 to the assembler options when
1368 -m16 is used on non-glibc systems as well.
1370 2016-12-10 Allan Sandfeld Jensen <allan.jensen@qt.io>
1373 * config/i386/mmintrin.h (__m64_u): New type
1374 * config/i386/emmintrin.h (_mm_loadl_epi64, _mm_storel_epi64):
1375 Make the allowed unaligned memory access explicit.
1377 2016-12-10 Krister Walfridsson <krister.walfridsson@gmail.com>
1379 * config.gcc (i386-*-netbsd*): Make i486 the default arch on NetBSD.
1380 Generally use cpu generic.
1382 2016-12-10 Jakub Jelinek <jakub@redhat.com>
1383 Marc Glisse <marc.glisse@inria.fr>
1385 PR tree-optimization/78720
1386 * match.pd (A < 0 ? C : 0): Only optimize for signed A. If shift
1387 is negative, sign extend to @1's type and than AND with C.
1389 2016-12-10 Jakub Jelinek <jakub@redhat.com>
1392 * tree-object-size.c (compute_object_offset) <case ARRAY_REF>: Handle
1393 non-zero low bound or non-standard element sizes.
1396 * lto-streamer-in.c (input_function): In addition to debug stmts
1397 without -g, remove IFN_*SAN_* calls if corresponding flag_sanitize
1400 2016-12-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1402 * config/rs6000/rs6000-passes.def: New file.
1403 * config/rs6000/rs6000-protos.h: Declare make_pass_analyze_swaps.
1404 * config/rs6000/rs6000.c (rs6000_option_override): Remove
1405 registration of machine-specific passes.
1406 (pass_analyze_swaps::clone): New function.
1407 * config/rs6000/t-rs6000: Define PASSES_EXTRA.
1409 2016-12-09 Kugan Vivekanandarajah <kuganv@linaro.org>
1412 * ipa-cp.c (propagate_vr_accross_jump_function): Call
1413 drop_tree_overflow after fold_convert.
1415 2016-12-09 Jakub Jelinek <jakub@redhat.com>
1418 * config/rs6000/rs6000.md (*and<mode>3_imm_mask_dot,
1419 *and<mode>3_imm_mask_dot2): Add rs6000_is_valid_and_mask to insn
1422 2016-12-09 Segher Boessenkool <segher@kernel.crashing.org>
1425 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Use
1426 GET_MODE_BITSIZE. Return 2.
1427 (CTZ_DEFINED_VALUE_AT_ZERO): Use GET_MODE_BITSIZE. Return 2. Handle
1428 TARGET_POPCNTD the same as TARGET_CTZ.
1429 * config/rs6000/rs6000.md (ctz<mode>2): Reimplement.
1430 (ffs<mode>2): Reimplement.
1432 2016-12-09 Andre Vieira <andre.simoesdiasvieira@arm.com>
1434 PR rtl-optimization/78255
1435 * gcc/postreload.c (reload_cse_simplify): Do not CSE a function if
1436 NO_FUNCTION_CSE is true.
1438 2016-12-09 Cesar Philippidis <cesar@codesourcery.com>
1441 * ipa-icf.c (sem_function::parse): Don't process functions with
1442 oacc decl attributes, as they may be OpenACC routines.
1444 2016-12-09 David Malcolm <dmalcolm@redhat.com>
1446 * rtl.h (get_mem_attrs): Add "const" qualifier to returned
1449 2016-12-09 Nathan Sidwell <nathan@acm.org>
1452 * convert.c (convert_to_integer_1): Maybe fold conversions to
1453 integral types with fewer bits than its mode.
1455 2016-12-09 Martin Liska <mliska@suse.cz>
1457 * tree-pretty-print.c (pretty_print_string): Escape non-printable
1460 2016-12-09 Jakub Jelinek <jakub@redhat.com>
1462 PR tree-optimization/78726
1463 * tree-ssa-reassoc.c (make_new_ssa_for_def): Add OPCODE and OP
1464 argument. For lhs uses in debug stmts, don't replace lhs with
1465 new_lhs, but with a debug temp set to new_lhs opcode op.
1466 (make_new_ssa_for_all_defs): Add OPCODE argument, pass OPCODE and
1467 OP down to make_new_ssa_for_def.
1468 (zero_one_operation): Call make_new_ssa_for_all_defs even when
1469 stmts_to_fix is empty, if *def has not changed yet. Pass
1470 OPCODE to make_new_ssa_for_all_defs.
1472 2016-12-08 Martin Sebor <msebor@redhat.com>
1475 * builtin-attrs.def (ATTR_ALLOC_SIZE, ATTR_RETURNS_NONNULL): New
1476 identifier tree nodes.
1477 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): New attribute list.
1478 (ATTR_MALLOC_SIZE_1_NOTHROW_LIST): Same.
1479 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Same.
1480 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Same.
1481 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Same.
1482 * builtins.c (expand_builtin_alloca): Call
1483 maybe_warn_alloc_args_overflow.
1484 * builtins.def (aligned_alloc, calloc, malloc, realloc):
1485 Add attribute alloc_size.
1486 (alloca): Add attribute alloc_size and returns_nonnull.
1487 * calls.h (maybe_warn_alloc_args_overflow): Declare.
1488 * calls.c (alloc_max_size, operand_signed_p): New functions.
1489 (maybe_warn_alloc_args_overflow): Define.
1490 (initialize_argument_information): Diagnose overflow in functions
1491 declared with attaribute alloc_size.
1492 * doc/invoke.texi (Warning Options): Document -Walloc-zero and
1493 -Walloc-size-larger-than.
1495 2016-12-08 Vladimir Makarov <vmakarov@redhat.com>
1497 PR rtl-optimization/78671
1498 * lra-assign.c (find_hard_regno_for_1): Check prohibited regs for an
1501 2016-12-08 Uros Bizjak <ubizjak@gmail.com>
1503 * config/i386/i386.h (HARD_REGNO_NREGS): Use GENERAL_REGNO_P.
1504 (HARD_REGNO_NREGS_HAS_PADDING): Ditto. Simplify macro.
1506 2015-12-08 Wilco Dijkstra <wdijkstr@arm.com>
1509 * config/aarch64/aarch64.c (aarch64_classify_address):
1510 Set load_store_pair_p for TImode and TFmode.
1512 2016-12-08 David Malcolm <dmalcolm@redhat.com>
1514 * emit-rtl.c (gen_reg_rtx): Move regno_pointer_align and
1515 regno_reg_rtx resizing logic to...
1516 (emit_status::ensure_regno_capacity): ...this new method,
1517 and ensure that the buffers are large enough.
1518 (init_emit): Allocate regno_reg_rtx using ggc_cleared_vec_alloc
1519 rather than ggc_vec_alloc.
1520 * function.h (emit_status::ensure_regno_capacity): New method.
1522 2016-12-08 Dmitry Vyukov <dvyukov@google.com>
1524 * opts.c (finish_options): Enable -fsanitize-address-use-after-scope
1525 only if -fsanitize=address is enabled (not -fsanitize=kernel-address).
1526 * doc/invoke.texi (-fsanitize=kernel-address):
1527 Don't say that it enables -fsanitize-address-use-after-scope.
1529 2016-12-08 Bin Cheng <bin.cheng@arm.com>
1532 * tree-vect-loop-manip.c (create_intersect_range_checks_index): Check
1533 sign bit for index step of data reference.
1535 2016-12-08 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1537 * config/aarch64/aarch64.c (aarch64_load_symref_appropriately):
1538 Handle SYMBOL_SMALL_TLSGD for ILP32.
1539 * config/aarch64/aarch64.md : tlsgd_small modified into
1540 tlsgd_small_<mode> to support SImode and DImode.
1541 *tlsgd_small modified into *tlsgd_small_<mode> to support SImode and
1544 2016-12-08 Andrew Pinski <apinski@cavium.com>
1546 * config/aarch64/aarch64.c (aarch64_load_symref_appropriately):
1547 Access the lower part of RTX appropriately.
1549 2016-12-07 David Malcolm <dmalcolm@redhat.com>
1551 * genpreds.c (write_tm_constrs_h): Update for renaming of
1552 rtx_reader_ptr to md_reader_ptr.
1553 (write_tm_preds_h): Likewise.
1554 (write_insn_preds_c): Likewise.
1555 * read-md.c (rtx_reader_ptr): Rename to...
1556 (md_reader_ptr): ...this, and convert from an
1557 rtx_reader * to a md_reader *.
1558 (rtx_reader::set_md_ptr_loc): Rename to...
1559 (md_reader::set_md_ptr_loc): ...this.
1560 (rtx_reader::get_md_ptr_loc): Rename to...
1561 (md_reader::get_md_ptr_loc): ...this.
1562 (rtx_reader::copy_md_ptr_loc): Rename to...
1563 (md_reader::copy_md_ptr_loc): ...this.
1564 (rtx_reader::fprint_md_ptr_loc): Rename to...
1565 (md_reader::fprint_md_ptr_loc): ...this.
1566 (rtx_reader::print_md_ptr_loc): Rename to...
1567 (md_reader::print_md_ptr_loc): ...this.
1568 (rtx_reader::join_c_conditions): Rename to...
1569 (md_reader::join_c_conditions): ...this.
1570 (rtx_reader::fprint_c_condition): ...this.
1571 (rtx_reader::print_c_condition): Rename to...
1572 (md_reader::print_c_condition): ...this.
1573 (fatal_with_file_and_line): Update for renaming of
1574 rtx_reader_ptr to md_reader_ptr.
1575 (rtx_reader::require_char): Rename to...
1576 (md_reader::require_char): ...this.
1577 (rtx_reader::require_char_ws): Rename to...
1578 (md_reader::require_char_ws): ...this.
1579 (rtx_reader::require_word_ws): Rename to...
1580 (md_reader::require_word_ws): ...this.
1581 (rtx_reader::read_char): Rename to...
1582 (md_reader::read_char): ...this.
1583 (rtx_reader::unread_char): Rename to...
1584 (md_reader::unread_char): ...this.
1585 (rtx_reader::peek_char): Rename to...
1586 (md_reader::peek_char): ...this.
1587 (rtx_reader::read_name): Rename to...
1588 (md_reader::read_name): ...this.
1589 (rtx_reader::read_escape): Rename to...
1590 (md_reader::read_escape): ...this.
1591 (rtx_reader::read_quoted_string): Rename to...
1592 (md_reader::read_quoted_string): ...this.
1593 (rtx_reader::read_braced_string): Rename to...
1594 (md_reader::read_braced_string): ...this.
1595 (rtx_reader::read_string): Rename to...
1596 (md_reader::read_string): ...this.
1597 (rtx_reader::read_skip_construct): Rename to...
1598 (md_reader::read_skip_construct): ...this.
1599 (rtx_reader::handle_constants): Rename to...
1600 (md_reader::handle_constants): ...this.
1601 (rtx_reader::traverse_md_constants): Rename to...
1602 (md_reader::traverse_md_constants): ...this.
1603 (rtx_reader::handle_enum): Rename to...
1604 (md_reader::handle_enum): ...this.
1605 (rtx_reader::lookup_enum_type): Rename to...
1606 (md_reader::lookup_enum_type): ...this.
1607 (rtx_reader::traverse_enum_types): Rename to...
1608 (md_reader::traverse_enum_types): ...this.
1609 (rtx_reader::rtx_reader): Rename to...
1610 (md_reader::md_reader): ...this, and update for renaming of
1611 rtx_reader_ptr to md_reader_ptr.
1612 (rtx_reader::~rtx_reader): Rename to...
1613 (md_reader::~md_reader): ...this, and update for renaming of
1614 rtx_reader_ptr to md_reader_ptr.
1615 (rtx_reader::handle_include): Rename to...
1616 (md_reader::handle_include): ...this.
1617 (rtx_reader::handle_file): Rename to...
1618 (md_reader::handle_file): ...this.
1619 (rtx_reader::handle_toplevel_file): Rename to...
1620 (md_reader::handle_toplevel_file): ...this.
1621 (rtx_reader::get_current_location): Rename to...
1622 (md_reader::get_current_location): ...this.
1623 (rtx_reader::add_include_path): Rename to...
1624 (md_reader::add_include_path): ...this.
1625 (rtx_reader::read_md_files): Rename to...
1626 (md_reader::read_md_files): ...this.
1627 * read-md.h (class rtx_reader): Split into...
1628 (class md_reader): ...new class.
1629 (rtx_reader_ptr): Rename to...
1630 (md_reader_ptr): ...this, and convert to a md_reader *.
1631 (class noop_reader): Update base class to be md_reader.
1632 (class rtx_reader): Reintroduce as a subclass of md_reader.
1633 (rtx_reader_ptr): Reintroduce as a rtx_reader *.
1634 (read_char): Update for renaming of rtx_reader_ptr to
1636 (unread_char): Likewise.
1637 * read-rtl.c (rtx_reader_ptr): New global.
1638 (rtx_reader::apply_iterator_to_string): Rename to...
1639 (md_reader::apply_iterator_to_string): ...this.
1640 (rtx_reader::copy_rtx_for_iterators): Rename to...
1641 (md_reader::copy_rtx_for_iterators): ...this.
1642 (rtx_reader::read_conditions): Rename to...
1643 (md_reader::read_conditions): ...this.
1644 (rtx_reader::record_potential_iterator_use): Rename to...
1645 (md_reader::record_potential_iterator_use): ...this.
1646 (rtx_reader::read_mapping): Rename to...
1647 (md_reader::read_mapping): ...this.
1648 (rtx_reader::read_rtx): Use rtx_reader_ptr when calling
1650 (rtx_reader::read_rtx_operand): Use get_string_obstack rather
1651 than directly accessing m_string_obstack.
1652 (rtx_reader::rtx_reader): New ctor.
1653 (rtx_reader::~rtx_reader): New dtor.
1655 2016-12-07 Martin Sebor <msebor@redhat.com>
1661 * builtins.c (expand_builtin_strcat, expand_builtin_strncat): New
1663 (compute_dest_size, get_size_range, check_sizes, check_strncat_sizes)
1664 (check_memop_sizes): Same.
1665 (expand_builtin_memcpy): Call check memop_sizes.
1666 (expand_builtin_mempcpy): Same.
1667 (expand_builtin_memset): Same,
1668 (expand_builtin_bzero): Same.
1669 (expand_builtin_memory_chk): Call check_sizes.
1670 (expand_builtin_strcpy): Same.
1671 (expand_builtin_strncpy): Same.
1672 (maybe_emit_sprintf_chk_warning): Same.
1673 (expand_builtin): Handle strcat and strncat.
1674 (fini_object_sizes): Reset pointers.
1675 (compute_object_size): New function.
1676 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
1677 Avoid issuing warnings also issued during built-in expansion.
1678 * doc/invoke.texi (Warning Options): Document -Wstringop-overflow.
1680 2016-12-07 Michael Meissner <meissner@linux.vnet.ibm.com>
1683 * config/rs6000/rs6000.c (rs6000_expand_vector_init): If the
1684 V2DImode elements are SUBREG's convert the result into DImode
1685 rather than failing in emit_move_insn.
1687 2016-12-07 Jakub Jelinek <jakub@redhat.com>
1689 * builtins.c (fold_builtin_strstr): Removed.
1690 (fold_builtin_2): Don't call fold_builtin_strstr.
1691 * gimple-fold.c (gimple_fold_builtin_strchr): Check is_strrchr
1692 earlier in the strrchr (x, 0) -> strchr (x, 0) optimization.
1693 (gimple_fold_builtin_strstr): New function.
1694 (gimple_fold_builtin): Call it.
1695 * fold-const-call.c (fold_const_call): Handle CFN_BUILT_IN_STRSTR.
1698 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Set lhs
1699 var to lhs of new_stmt right before noreturn handling rather than to
1700 lhs of e->call_stmt early.
1702 2016-12-07 David Malcolm <dmalcolm@redhat.com>
1704 * read-md.c (rtx_reader::require_char): New method.
1705 (require_char_ws): Convert from function to...
1706 (rtx_reader::require_char_ws): ...method.
1707 (rtx_reader::require_word_ws): New method.
1708 * read-md.h (rtx_reader::require_char): New method decl.
1709 (require_char_ws): Remove global decl in favor of...
1710 (rtx_reader::require_char_ws): ...new method decl.
1711 (rtx_reader::require_word_ws): New method decl.
1712 (rtx_reader::peek_char): New method decl.
1714 2016-12-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
1716 PR rtl-optimization/78617
1717 * lra-remat.c (do_remat): Initialize live_hard_regs from live in
1718 registers, also setting hard registers mapped to pseudo registers.
1720 2016-12-07 David Malcolm <dmalcolm@redhat.com>
1722 * cfgexpand.c (pass_expand::execute): Move stack initializations
1723 to rtl_data::init_stack_alignment and call it.
1724 * emit-rtl.c (rtl_data::init_stack_alignment): New method.
1725 * emit-rtl.h (rtl_data::init_stack_alignment): New method.
1727 2016-12-07 Wilco Dijkstra <wdijkstr@arm.com>
1729 * gcc/ira.c (ira_setup_eliminable_regset): Initialize crtl->is_leaf.
1730 (ira): Move initialization of crtl->is_leaf earlier.
1732 2016-12-07 Wilco Dijkstra <wdijkstr@arm.com>
1734 * config/aarch64/aarch64.md (movti_aarch64): Change Ump to m.
1735 (movtf_aarch64): Likewise.
1736 * config/aarch64/aarch64.c (aarch64_classify_address):
1737 Use correct intersection of offsets.
1738 (aarch64_legitimize_address_displacement): Use 9-bit signed offsets.
1739 (aarch64_legitimize_address): Use 9-bit signed offsets for TI/TF mode.
1740 Use 7-bit signed scaled mode for modes > 16 bytes.
1742 2016-12-07 James Greenhalgh <james.greenhalgh@arm.com>
1744 PR rtl-optimization/78561
1745 * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p) Use
1746 constant_pool_empty_p in place of get_pool_size_upper_bound.
1747 (rs6000_stack_info): Likewise.
1748 (rs6000_emit_prologue): Likewise.
1749 (rs6000_elf_declare_function_name): Likewise.
1750 (rs6000_set_up_by_prologue): Likewise.
1751 (rs6000_can_eliminate): Likewise.
1752 * output.h (get_pool_size_upper_bound): Delete.
1753 (constant_pool_empty_p): New.
1754 * varasm.c (get_pool_size_upper_bound): Delete
1755 (constant_pool_empty_p): New.
1757 2016-12-07 Bin Cheng <bin.cheng@arm.com>
1759 PR tree-optimization/78691
1760 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
1761 Require integral type for the outer expression.
1763 2016-12-07 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
1765 * config/aarch64/aarch64.c
1766 (aarch64_builtin_support_vector_misalignment): New.
1767 (TARGET_VECTORIZE_SUPPORT_VECTOR_MISALIGNMENT): Define.
1769 2016-12-06 David Malcolm <dmalcolm@redhat.com>
1772 * config/i386/i386.c (ix86_test_dumping_memory_blockage):
1773 Conditionalize the string comparison on Pmode == DImode.
1775 2016-12-06 Tom de Vries <tom@codesourcery.com>
1777 PR tree-optimization/67955
1778 * tree-ssa-alias.c (same_addr_size_stores_p): New function.
1779 (stmt_kills_ref_p): Use it.
1781 2016-12-06 Eric Botcazou <ebotcazou@adacore.com>
1784 * calls.c (expand_call): Move back call to prepare_call_address.
1786 2016-12-06 Michael Meissner <meissner@linux.vnet.ibm.com>
1789 * config/rs6000/rs6000.md (zero_extendqi<mode>2): Use ^ instead of
1790 ?* constraints for the ISA 3.0 patterns, so the register allocator
1791 is more likely to allocate QImode/HImode to vector registers for
1792 conversion to floating point unless a reload is needed.
1793 (zero_extendhi<mode>2): Likewise.
1794 (float<QHI:mode><FP_ISA3:mode>2_internal): Properly deal with the
1795 first alternative which is converting QImode/HImode to floating
1796 point and the QImode/HImode value is in a vector register, and
1797 does not allocate the second pseudo register. Remove zero
1798 extending into traditional floating point registers, since the
1799 instruction used only works on traditional altivec registers.
1800 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
1802 2016-12-06 David Malcolm <dmalcolm@redhat.com>
1804 * config/i386/i386.c: Include print-rtl.h.
1805 (selftest::ix86_test_dumping_memory_blockage): New function.
1806 (selftest::ix86_run_selftests): Call it.
1807 * print-rtl-function.c (print_rtx_function): Create an
1808 rtx_reuse_manager and use it.
1809 * print-rtl.c: Include "rtl-iter.h".
1810 (rtx_writer::rtx_writer): Add reuse_manager param.
1811 (rtx_reuse_manager::rtx_reuse_manager): New ctor.
1812 (uses_rtx_reuse_p): New function.
1813 (rtx_reuse_manager::preprocess): New function.
1814 (rtx_reuse_manager::has_reuse_id): New function.
1815 (rtx_reuse_manager::seen_def_p): New function.
1816 (rtx_reuse_manager::set_seen_def): New function.
1817 (rtx_writer::print_rtx): If "in_rtx" has a reuse ID, print it as a
1818 prefix the first time in_rtx is seen, and print reuse_rtx
1820 (print_inline_rtx): Supply NULL for new reuse_manager param.
1821 (debug_rtx): Likewise.
1822 (print_rtl): Likewise.
1823 (print_rtl_single): Likewise.
1824 (rtx_writer::print_rtl_single_with_indent): Likewise.
1825 * print-rtl.h: Include bitmap.h when building for host.
1826 (rtx_writer::rtx_writer): Add reuse_manager param.
1827 (rtx_writer::m_rtx_reuse_manager): New field.
1828 (class rtx_reuse_manager): New class.
1829 * rtl-tests.c (selftest::assert_rtl_dump_eq): Add reuse_manager
1830 param and use it when constructing rtx_writer.
1831 (selftest::test_dumping_rtx_reuse): New function.
1832 (selftest::rtl_tests_c_tests): Call it.
1833 * selftest-rtl.h (class rtx_reuse_manager): New forward decl.
1834 (selftest::assert_rtl_dump_eq): Add reuse_manager param.
1835 (ASSERT_RTL_DUMP_EQ): Supply NULL for reuse_manager param.
1836 (ASSERT_RTL_DUMP_EQ_WITH_REUSE): New macro.
1838 2016-12-06 Vladimir Makarov <vmakarov@redhat.com>
1841 * lra-lives.c (process_bb_lives): Update biggest mode for
1842 implicitly used hard reg.
1844 2016-12-06 Uros Bizjak <ubizjak@gmail.com>
1846 * config/i386/predicates.md (general_gr_operand): New predicate.
1847 * config/i386/i386.md (TImode and DImode push_operand splitter):
1848 Use general_gr_operand. Macroize using DWI mode macro.
1849 (TImode and DImode nonimmediate_operand splitter): Use
1850 nonimmediate_gr_operand and general_gr_operand. Macroize using
1852 (TF/XF/DFmode push_operand splitter): Use general_gr_operand.
1853 (TFmode nonimmediate_operand splitter): Use nonimmediate_gr_operand
1854 and general_gr_operand.
1855 (XFmode nonimmediate_operand splitter): Ditto.
1856 (DFmode nonimmediate_operand splitter): Ditto.
1857 * config/i386/mmx.md (MMXMODE nonimmediate_operand splitter): Ditto.
1859 2016-12-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1861 * config/arm/arm-cores.def (cortex-m23, cortex-m33): Move into
1862 alphabetical order with respect to other ARMv8 processors.
1863 * config/arm/arm-tables.opt: Regenerate.
1864 * config/arm/arm-tune.md: Likewise.
1866 2016-12-06 Robert Suchanek <robert.suchanek@imgtec.com>
1868 * config/mips/mips.c (mips_expand_builtin_insn): Check input
1869 ranges of literal integer arguments.
1871 2016-12-06 Aldy Hernandez <aldyh@redhat.com>
1874 * tree-ssa-uninit.c (simplify_preds_4): Call release() instead of
1875 destroy_predicate_vecs.
1876 (uninit_uses_cannot_happen): Make uninit_preds a scalar.
1878 2016-12-06 Aldy Hernandez <aldyh@redhat.com>
1881 * tree-ssa-uninit.c (can_one_predicate_be_invalidated_p): Change
1882 argument type to a pred_chain.
1883 (can_chain_union_be_invalidated_p): Use pred_chain instead of a
1885 (flatten_out_predicate_chains): Remove.
1886 (uninit_uses_cannot_happen): Rename from
1887 uninit_ops_invalidate_phi_use.
1888 Change logic so that we are checking that the PHI use will
1889 invalidate _ALL_ possibly uninitialized operands.
1890 (is_use_properly_guarded): Rename call to
1891 uninit_ops_invalidate_phi_use into uninit_uses_cannot_happen.
1893 2016-12-06 Tamar Christina <tamar.christina@arm.com>
1895 * gcc/config/aarch64/arm_neon.h
1896 (vreinterpretq_p8_p128, vreinterpretq_p16_p128): Added.
1897 (vreinterpret_p64_p16, vreinterpretq_p64_p128): Likewise.
1898 (vreinterpretq_p64_p16, vreinterpretq_p128_p8): Likewise.
1899 (vreinterpretq_p128_p16, vreinterpretq_p128_f16): Likewise.
1900 (vreinterpretq_p128_f32, vreinterpretq_p128_p64): Likewise.
1901 (vreinterpretq_p128_s64, vreinterpretq_p128_u64): Likewise.
1902 (vreinterpretq_p128_s8, vreinterpretq_p128_s16): Likewise.
1903 (vreinterpretq_p128_s32, vreinterpretq_p128_u8): Likewise.
1904 (vreinterpretq_p128_u16, vreinterpretq_p128_u32): Likewise.
1905 (vreinterpretq_f16_p128, vreinterpretq_f32_p128): Likewise.
1906 (vreinterpretq_s64_p128, vreinterpretq_u64_p128): Likewise.
1907 (vreinterpretq_s8_p128, vreinterpretq_s16_p128): Likewise.
1908 (vreinterpretq_s32_p128, vreinterpretq_u8_p128): Likewise.
1909 (vreinterpretq_u16_p128, vreinterpretq_u32_p128): Likewise.
1911 2016-12-06 Jakub Jelinek <jakub@redhat.com>
1914 * fold-const.c (fold_comparison): Assume CONSTANT_CLASS_P (base0)
1915 plus offset is non-zero. For maybe_nonzero_address decl base0,
1916 require indirect_base0.
1919 * fold-const-call.c (fold_const_call_1): Remove memchr handling here.
1920 (fold_const_call) <case CFN_BUILT_IN_STRNCMP,
1921 case CFN_BUILT_IN_STRNCASECMP>: Formatting improvements.
1922 (fold_const_call) <case CFN_BUILT_IN_MEMCMP>: Likewise. If s2 is 0
1923 and arguments have no side-effects, return 0.
1924 (fold_const_call): Handle CFN_BUILT_IN_MEMCHR.
1927 * fold-const-call.c (fold_const_call): Handle
1928 CFN_BUILT_IN_{INDEX,STRCHR,RINDEX,STRRCHR}.
1930 PR tree-optimization/78675
1931 * tree-vect-loop.c (vectorizable_live_operation): For
1932 VECTOR_BOOLEAN_TYPE_P vectype use integral type with bitsize precision
1933 instead of TREE_TYPE (vectype) for the BIT_FIELD_REF.
1935 2016-12-06 Eric Botcazou <ebotcazou@adacore.com>
1938 * emit-rtl.c (verify_rtx_sharing) <CLOBBER>: Relax condition.
1939 (copy_rtx_if_shared_1) <CLOBBER>: Likewise.
1940 (copy_insn_1) <CLOBBER>: Likewise.
1942 2016-12-05 Michael Meissner <meissner@linux.vnet.ibm.com>
1945 * config/rs6000/rs6000.h (FUNCTION_VALUE_REGNO_P): Use IN_RANGE
1946 instead of ((N) >= (X) && (N) <= (Y-X)) to silence warnings about
1947 comparing signed to unsigned values.
1948 (FUNCTION_ARG_REGNO_P): Likewise.
1950 2016-12-05 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1951 Stefan Freudenberger <stefan@reservoir.com>
1953 PR tree-optimization/78646
1954 * gimple-ssa-strength-reduction.c (replace_ref): The pointer
1955 addition used for the memory base expression should have the type
1958 2016-12-05 Waldemar Brodkorb <wbx@openadk.org>
1961 * config.gcc (*-*-uclinux*): Enable posix threads.
1963 2016-12-05 Andrew Senkevich <andrew.senkevich@intel.com>
1965 * config/i386/avx512bwintrin.h: Add new k-mask intrinsics.
1966 * config/i386/avx512dqintrin.h: Ditto.
1967 * config/i386/avx512fintrin.h: Ditto.
1968 * config/i386/i386-builtin-types.def (UCHAR_FTYPE_UQI_UQI_PUCHAR,
1969 UCHAR_FTYPE_UHI_UHI_PUCHAR, UCHAR_FTYPE_USI_USI_PUCHAR,
1970 UCHAR_FTYPE_UDI_UDI_PUCHAR, UCHAR_FTYPE_UQI_UQI, UCHAR_FTYPE_UHI_UHI,
1971 UCHAR_FTYPE_USI_USI, UCHAR_FTYPE_UDI_UDI, UQI_FTYPE_UQI_INT,
1972 UHI_FTYPE_UHI_INT, USI_FTYPE_USI_INT, UDI_FTYPE_UDI_INT,
1973 UQI_FTYPE_UQI, USI_FTYPE_USI, UDI_FTYPE_UDI, UQI_FTYPE_UQI_UQI): New
1975 * config/i386/i386-builtin.def (__builtin_ia32_knotqi,
1976 __builtin_ia32_knotsi, __builtin_ia32_knotdi,
1977 __builtin_ia32_korqi, __builtin_ia32_korsi, __builtin_ia32_kordi,
1978 __builtin_ia32_kxnorqi, __builtin_ia32_kxnorsi,
1979 __builtin_ia32_kxnordi, __builtin_ia32_kxorqi, __builtin_ia32_kxorsi,
1980 __builtin_ia32_kxordi, __builtin_ia32_kandqi,
1981 __builtin_ia32_kandsi, __builtin_ia32_kanddi, __builtin_ia32_kandnqi,
1982 __builtin_ia32_kandnsi, __builtin_ia32_kandndi): New.
1983 * config/i386/i386.c (ix86_expand_args_builtin): Handle new types.
1985 2016-12-05 Segher Boessenkool <segher@kernel.crashing.org>
1987 * combine.c: Revert r243162.
1989 2016-12-05 Paolo Bonzini <bonzini@gnu.org>
1991 * match.pd: Simplify X ? C : 0 where C is a power of 2 and
1992 X tests a single bit.
1994 2016-12-05 Nathan Sidwell <nathan@acm.org>
1996 * diagnostic.c (diagnostic_check_max_errors): New, broken out of ...
1997 (diagnostic_action_after_output): ... here.
1998 (diagnostic_report_diagnostic): Call it for non-notes.
1999 * diagnostic.h (struct diagnostic_context): Make max_errors signed int.
2000 (diagnostic_check_max_errors): Declare.
2002 2016-12-05 Cupertino Miranda <cmiranda@synopsys.com>
2004 * config/arc/arc.h (STARTFILE_SPEC): Use default linux specs.
2005 (ENDFILE_SPEC): Likewise.
2007 2016-12-05 Claudiu Zissulescu <claziss@synopsys.com>
2009 * config/arc/arc-protos.h (insn_is_tls_gd_dispatch): Remove.
2010 * config/arc/arc.c (arc_unspec_offset): New function.
2011 (arc_finalize_pic): Change.
2012 (arc_emit_call_tls_get_addr): Likewise.
2013 (arc_legitimize_tls_address): Likewise.
2014 (arc_legitimize_pic_address): Likewise.
2015 (insn_is_tls_gd_dispatch): Remove.
2016 * config/arc/arc.h (INSN_REFERENCES_ARE_DELAYED): Change.
2017 * config/arc/arc.md (ls_gd_load): Remove unused pattern.
2018 (tls_gd_dispatch): Likewise.
2020 2016-12-05 Andre Vieira <andre.simoesdiasvieira@arm.com>
2022 * config/arm/arm.c (TARGET_ASM_INIT_SECTIONS): Fix wrong undef
2025 2016-12-05 Eric Botcazou <ebotcazou@adacore.com>
2027 * config/sparc/sparc-protos.h (sparc_splitdi_legitimate): Rename to...
2028 (sparc_split_reg_mem_legitimate): ...this.
2029 (sparc_split_reg_mem): Declare.
2030 (sparc_split_mem_reg): Likewise.
2031 (sparc_split_regreg_legitimate): Rename to...
2032 (sparc_split_reg_reg_legitimate): ...this.
2033 * config/sparc/sparc.c (sparc_splitdi_legitimate): Rename to...
2034 (sparc_split_reg_mem_legitimate): ...this.
2035 (sparc_split_reg_mem): New function.
2036 (sparc_split_mem_reg): Likewise.
2037 (sparc_split_regreg_legitimate): Rename to...
2038 (sparc_split_reg_reg_legitimate): ...this.
2039 (sparc_split_reg_reg): New function.
2040 * config/sparc/sparc.md (lra): Remove "none" value.
2041 (enabled): Adjust to above change.
2042 (*movdi_insn_sp32): Remove new (r,T) alternative and reorder others.
2043 (DImode splitters): Adjust to above renamings and use new functions.
2044 (*movdf_insn_sp32): Remove new (r,T) alternative and reorder others.
2045 (DFmode splitters): Adjust to above renamings and use new functions.
2046 (*mov<VM64:mode>_insn_sp64): Replace C with Z constraint and use W
2047 constraint in conjunction with e.
2048 (*mov<VM64:mode>_insn_sp32): Remove new (r,T) alternative, add (o,Y)
2049 alternative and reorder others.
2050 (VM64:mode splitters): Adjust to above renamings and use new functions.
2052 2016-12-04 Martin Sebor <msebor@redhat.com>
2055 * builtin-attrs.def (ATTR_ALLOC_SIZE, ATTR_RETURNS_NONNULL): New
2056 identifier tree nodes.
2057 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): New attribute list.
2058 (ATTR_MALLOC_SIZE_1_NOTHROW_LIST): Same.
2059 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Same.
2060 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Same.
2061 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Same.
2062 * builtins.def (aligned_alloc, calloc, malloc, realloc):
2063 Add attribute alloc_size.
2064 (alloca): Add attribute alloc_size and returns_nonnull.
2066 2016-12-04 Uros Bizjak <ubizjak@gmail.com>
2069 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NEG.
2070 (dimode_scalar_chain::compute_convert_gain): Ditto.
2071 (dimode_scalar_chain::convert_insn): Ditto.
2073 2016-12-03 Eric Botcazou <ebotcazou@adacore.com>
2075 * lra-constraints.c (emit_spill_move): Use gen_lowpart_SUBREG in all
2076 cases to build a lowpart SUBREG.
2078 2016-12-03 Eric Botcazou <ebotcazou@adacore.com>
2079 David S. Miller <davem@davemloft.net>
2081 * config/sparc/constraints.md (U): Adjust comment.
2082 * config/sparc/sparc.md (lra): New attribute.
2083 (enabled): For base instructions, if the lra attribute is set,
2084 return 1 if it is in keeping with TARGET_LRA.
2085 (*movdi_insn_sp32): Add lra attribute for alternatives mentioning U
2086 constraint and duplicate them with U replaced by r.
2087 (*movdf_insn_sp32): Likewise.
2088 (*mov<VM64:mode>_insn_sp32): Likewise.
2089 (*movtf_insn_sp32): Remove alternatives mentioning U constraint.
2091 2016-12-02 Jeff Law <law@redhat.com>
2093 * config/arm/arm.c (arm_handle_cmse_nonsecure_call): Remove unused
2094 variable main_variant.
2096 2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2098 * config.gcc (powerpc*-*-linux*): Set gnu-indirect-function by
2099 default on PowerPC linux systems.
2101 2016-12-02 Segher Boessenkool <segher@kernel.crashing.org>
2103 PR rtl-optimization/78638
2104 * simplify-rtx.c (simplify_truncation): M2 is not mode, it is
2105 GET_MODE (op). Fix this.
2107 2016-12-02 David Malcolm <dmalcolm@redhat.com>
2110 * selftest.c (selftest::assert_strndup_eq): Rename to...
2111 (selftest::assert_xstrndup_eq): ...this, and remove call to
2113 (selftest::test_strndup): Rename to...
2114 (selftest::test_xstrndup): ...this, updating for above renaming.
2115 (selftest::test_libiberty): Update for renaming.
2117 2016-12-02 Michael Meissner <meissner@linux.vnet.ibm.com>
2120 * config/rs6000/rs6000.md (movdi_internal64): Fix typo in
2121 subversion id 242679 that causes the wrong store instruction to be
2122 generated if a DImode is in an Altivec register using REG+REG
2125 2016-12-02 Uros Bizjak <ubizjak@gmail.com>
2128 * config/i386/i386.md (*andndi3_doubleword): Add non-BMI alternative
2129 and corresponding post-reload splitter.
2131 2016-12-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2133 * config/aarch64/aarch64.h (machine_function): Add
2134 reg_is_wrapped_separately field.
2135 * config/aarch64/aarch64.md (LAST_SAVED_REGNUM): Define new constant.
2136 * config/aarch64/aarch64.c (emit_set_insn): Change return type to
2138 (aarch64_save_callee_saves): Don't save registers that are wrapped
2140 (aarch64_restore_callee_saves): Don't restore registers that are
2142 (offset_9bit_signed_unscaled_p, offset_12bit_unsigned_scaled_p,
2143 aarch64_offset_7bit_signed_scaled_p): Move earlier in the file.
2144 (aarch64_get_separate_components): New function.
2145 (aarch64_get_next_set_bit): Likewise.
2146 (aarch64_components_for_bb): Likewise.
2147 (aarch64_disqualify_components): Likewise.
2148 (aarch64_emit_prologue_components): Likewise.
2149 (aarch64_emit_epilogue_components): Likewise.
2150 (aarch64_set_handled_components): Likewise.
2151 (aarch64_process_components): Likewise.
2152 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
2153 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
2154 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
2155 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
2156 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
2157 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
2159 2016-12-02 Martin Jambor <mjambor@suse.cz>
2161 * passes.def: Move pass_rebuild_cgraph_edges to the end of
2162 pass_build_ssa_passes.
2164 2016-12-02 Uros Bizjak <ubizjak@gmail.com>
2166 * config/alpha/alpha.md (exception_receiver): Copy
2167 alpha_gp_ave_rtx return value.
2169 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
2171 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
2172 for several include directories that may be relative to sysroot.
2173 * config/i386/x-mingw32 (gplus_includedir): Define.
2174 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
2175 (native_system_includedir): Likewise.
2176 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
2177 override if TARGET_SYSTEM_ROOT is defined.
2178 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
2180 2016-12-02 Jakub Jelinek <jakub@redhat.com>
2183 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Handle NOT.
2184 (dimode_scalar_chain::compute_convert_gain): Likewise.
2185 (dimode_scalar_chain::convert_insn): Likewise.
2186 * config/i386/i386.md (*one_cmpldi2_doubleword): New
2187 define_insn_and_split.
2188 (one_cmpl<mode>2): Use SWIM1248x iterator instead of SWIM.
2191 * rtl.c (copy_rtx): Don't clear used flag here.
2192 (shallow_copy_rtx_stat): Clear used flag here unless code the rtx
2194 * simplify-rtx.c (simplify_replace_fn_rtx): When copying rtx with
2195 'E' in format, copy all vectors.
2196 * emit-rtl.c (copy_insn_1): Don't clear used flag here.
2197 * valtrack.c (cleanup_auto_inc_dec): Likewise.
2198 * config/rs6000/rs6000.c (rs6000_frame_related): Likewise.
2200 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2201 Thomas Preud'homme <thomas.preudhomme@arm.com>
2203 * config/arm/arm-builtins.c (arm_builtins): Define
2204 ARM_BUILTIN_CMSE_NONSECURE_CALLER.
2205 (bdesc_2arg): Add line for cmse_nonsecure_caller.
2206 (arm_init_builtins): Handle cmse_nonsecure_caller.
2207 (arm_expand_builtin): Likewise.
2208 * config/arm/arm_cmse.h (cmse_nonsecure_caller): New.
2210 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2211 Thomas Preud'homme <thomas.preudhomme@arm.com>
2213 * config/arm/arm.c (detect_cmse_nonsecure_call): New.
2214 (cmse_nonsecure_call_clear_caller_saved): New.
2215 (arm_reorg): Use cmse_nonsecure_call_clear_caller_saved.
2216 (arm_function_ok_for_sibcall): Disable sibcalls for
2217 cmse_nonsecure_call.
2218 * config/arm/arm-protos.h (detect_cmse_nonsecure_call): New.
2219 * config/arm/arm.md (call): Handle cmse_nonsecure_entry.
2220 (call_value): Likewise.
2221 (nonsecure_call_internal): New.
2222 (nonsecure_call_value_internal): New.
2223 * config/arm/thumb1.md (*nonsecure_call_reg_thumb1_v5): New.
2224 (*nonsecure_call_value_reg_thumb1_v5): New.
2225 * config/arm/thumb2.md (*nonsecure_call_reg_thumb2): New.
2226 (*nonsecure_call_value_reg_thumb2): New.
2227 * config/arm/unspecs.md (UNSPEC_NONSECURE_MEM): New.
2229 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2230 Thomas Preud'homme <thomas.preudhomme@arm.com>
2232 * config/arm/arm.c (gimplify.h): New include.
2233 (arm_handle_cmse_nonsecure_call): New.
2234 (arm_attribute_table): Added cmse_nonsecure_call.
2235 (arm_comp_type_attributes): Deny compatibility of function types
2236 with without the cmse_nonsecure_call attribute.
2237 * doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute.
2239 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2240 Thomas Preud'homme <thomas.preudhomme@arm.com>
2242 * config/arm/arm.c (output_return_instruction): Clear
2244 (thumb2_expand_return): Likewise.
2245 (thumb1_expand_epilogue): Likewise.
2246 (thumb_exit): Likewise.
2247 (arm_expand_epilogue): Likewise.
2248 (cmse_nonsecure_entry_clear_before_return): New.
2249 (comp_not_to_clear_mask_str_un): New.
2250 (compute_not_to_clear_mask): New.
2251 * config/arm/thumb1.md (*epilogue_insns): Change length attribute.
2252 * config/arm/thumb2.md (*thumb2_return): Disable for
2253 cmse_nonsecure_entry functions.
2254 (*thumb2_cmse_entry_return): Duplicate thumb2_return pattern for
2255 cmse_nonsecure_entry functions.
2257 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2258 Thomas Preud'homme <thomas.preudhomme@arm.com>
2260 * config/arm/arm.c (use_return_insn): Change to return with bxns
2261 when cmse_nonsecure_entry.
2262 (output_return_instruction): Likewise.
2263 (arm_output_function_prologue): Likewise.
2264 (thumb_pop): Likewise.
2265 (thumb_exit): Likewise.
2266 (thumb2_expand_return): Assert that entry functions always have simple
2268 (arm_expand_epilogue): Handle entry functions.
2269 (arm_function_ok_for_sibcall): Disable sibcall for entry functions.
2270 (arm_asm_declare_function_name): New.
2271 * config/arm/arm-protos.h (arm_asm_declare_function_name): New.
2272 * config/arm/elf.h (ASM_DECLARE_FUNCTION_NAME): Redefine to
2273 use arm_asm_declare_function_name.
2275 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2276 Thomas Preud'homme <thomas.preudhomme@arm.com>
2278 * config/arm/arm.c (arm_handle_cmse_nonsecure_entry): New.
2279 (arm_attribute_table): Added cmse_nonsecure_entry
2280 (arm_compute_func_type): Handle cmse_nonsecure_entry.
2281 (cmse_func_args_or_return_in_stack): New.
2282 (arm_handle_cmse_nonsecure_entry): New.
2283 * config/arm/arm.h (ARM_FT_CMSE_ENTRY): New macro define.
2284 (IS_CMSE_ENTRY): Likewise.
2285 * doc/extend.texi (ARM ARMv8-M Security Extensions): New attribute.
2287 2016-12-02 Andre Vieira <andre.simoesdiasvieira@arm.com>
2288 Thomas Preud'homme <thomas.preudhomme@arm.com>
2290 * config.gcc (extra_headers): Added arm_cmse.h.
2291 * config/arm/arm-arches.def (ARM_ARCH):
2292 (armv8-m): Add FL2_CMSE.
2293 (armv8-m.main): Likewise.
2294 (armv8-m.main+dsp): Likewise.
2295 * config/arm/arm-c.c
2296 (arm_cpu_builtins): Added __ARM_FEATURE_CMSE macro.
2297 * config/arm/arm-flags.h: Define FL2_CMSE.
2298 * config/arm.c (arm_arch_cmse): New.
2299 (arm_option_override): New error for unsupported cmse target.
2300 * config/arm/arm.h (arm_arch_cmse): New.
2301 * config/arm/arm.opt (mcmse): New.
2302 * config/arm/arm_cmse.h: New file.
2303 * doc/invoke.texi (ARM Options): Add -mcmse.
2304 * doc/sourcebuild.texi (arm_cmse_ok): Add new effective target.
2305 * doc/extend.texi: Add ARMv8-M Security Extensions entry.
2307 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
2309 * config/avr/avr.c: Fix coding rule glitches.
2311 2016-12-02 Martin Jambor <mjambor@suse.cz>
2313 * hsa.c (hsa_callable_function_p): Return false for artificial
2316 2016-12-02 James Greenhalgh <james.greenhalgh@arm.com>
2318 PR rtl-optimization/78561
2319 * varasm.c (recompute_pool_offsets): New.
2320 (output_constant_pool): Call it.
2322 2016-12-02 James Greenhalgh <james.greenhalgh@arm.com>
2324 PR rtl-optimization/78561
2325 * config/rs6000/rs6000.c (rs6000_reg_live_or_pic_offset_p) Rename
2326 get_pool_size to get_pool_size_upper_bound.
2327 (rs6000_stack_info): Likewise.
2328 (rs6000_emit_prologue): Likewise.
2329 (rs6000_elf_declare_function_name): Likewise.
2330 (rs6000_set_up_by_prologue): Likewise.
2331 (rs6000_can_eliminate): Likewise, reformat spaces to tabs.
2332 * output.h (get_pool_size): Rename to...
2333 (get_pool_size_upper_bound): ...This.
2334 * varasm.c (get_pool_size): Rename to...
2335 (get_pool_size_upper_bound): ...This.
2337 2016-12-02 Bin Cheng <bin.cheng@arm.com>
2339 * match.pd: Add new pattern:
2340 (cond (cmp (convert? x) c1) (op x c2) c3) -> (op (minmax x c1) c2).
2342 2016-12-02 Nathan Sidwell <nathan@acm.org>
2344 * diagnostic.c (diagnostic_report_diagnostic): Remove extraneous
2347 2016-12-02 Aldy Hernandez <aldyh@redhat.com>
2350 * gimple-ssa-warn-alloca.c (alloca_call_type): Handle
2353 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2355 * config/s390/s390.c (s390_save_gprs_to_fprs): Fix RTL sharing
2358 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
2360 * config/avr/avr-arch.h (avr_mcu_t) [n_flash]: Remove field.
2361 * config/avr/avr-devices.c (AVR_MCU): Remove N_FLASH macro argument.
2362 * config/avr/avr-mcus.def (AVR_MCU): Remove initializer for n_flash.
2363 * config/avr/avr.c (avr_set_core_architecture) [avr_n_flash]: Use
2364 avr_mcu_types.flash_size to compute default value.
2365 * config/avr/gen-avr-mmcu-specs.c (print_mcu) [cc1_n_flash]: Use
2366 mcu->flash_size to compute value for spec.
2368 2016-12-02 Georg-Johann Lay <avr@gjlay.de>
2370 * doc/invoke.texi (AVR Options) [-mabsdata]: Point to absdata.
2371 * doc/extend.texi (AVR Variable Attributes) [progmem]: Hint
2372 about linker description to avoid progmem altogether.
2373 [absdata]: Point to -mabsdata option.
2375 2016-12-02 Jakub Jelinek <jakub@redhat.com>
2377 PR rtl-optimization/78547
2378 * emit-rtl.c (unshare_all_rtl): Make sure DECL_RTL and
2379 DECL_INCOMING_RTL is not shared.
2380 * config/i386/i386.c (convert_scalars_to_vectors): If any
2381 insns have been converted, adjust all parameter's DEC_RTL and
2382 DECL_INCOMING_RTL back from V1TImode to TImode if the parameters have
2385 PR rtl-optimization/78575
2386 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses): Use
2387 DF infrastructure to wrap all V1TImode reg uses into TImode subreg
2388 if not already wrapped in a subreg. Make sure df_insn_rescan does not
2389 affect further iterations.
2391 2016-12-02 Martin Liska <mliska@suse.cz>
2394 * sreal.c (sreal::to_int): Make absolute value before shifting.
2395 (sreal::operator/): Likewise.
2396 (sreal_verify_negative_division): New test.
2397 (void sreal_c_tests): Call the new test.
2398 * sreal.h (sreal::normalize_up): Use new SREAL_ABS and
2400 (sreal::normalize_down): Likewise.
2402 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
2404 * combine.c (combine_simplify_rtx): Suppress replacement of
2405 "(and (reg) (const_int bit))" with "if_then_else".
2407 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
2410 * config/s390/s390.md ("extzv")
2411 ("*extzv<mode><clobbercc_or_nocc>")
2412 ("*extzvdi<clobbercc_or_nocc>_lshiftrt")
2413 ("*<risbg_n>_ior_and_sr_ze")
2414 ("*extract1bitdi<clobbercc_or_nocc>")
2415 ("*insv<mode><clobbercc_or_nocc>", "*insv_rnsbg_noshift")
2416 ("*insv_rnsbg_srl", "*insv<mode>_mem_reg")
2417 ("*insvdi_mem_reghigh", "*insvdi_reg_imm"): Use EXTRACT_ARGS_IN_RANGE
2418 to validate the arguments of zero_extract and sign_extract.
2420 2016-12-02 Dominik Vogt <vogt@linux.vnet.ibm.com>
2423 * rtl.h (EXTRACT_ARGS_IN_RANGE): New.
2425 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2427 * gcc/config/s390/s390.c (s390_builtin_vectorization_cost): New
2429 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Define target
2432 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2434 * config/s390/vector.md (vec_halfhalf): New mode iterator.
2435 ("vec_pack_trunc_<mode>", "vec_pack_ssat_<mode>")
2436 ("vec_pack_usat_<mode>", "vec_unpacks_hi_v16qi")
2437 ("vec_unpacks_low_v16qi", "vec_unpacku_hi_v16qi")
2438 ("vec_unpacku_low_v16qi", "vec_unpacks_hi_v8hi")
2439 ("vec_unpacks_lo_v8hi", "vec_unpacku_hi_v8hi")
2440 ("vec_unpacku_lo_v8hi", "vec_unpacks_hi_v4si")
2441 ("vec_unpacks_lo_v4si", "vec_unpacku_hi_v4si")
2442 ("vec_unpacku_lo_v4si"): New pattern definitions.
2443 * config/s390/vx-builtins.md: Move VI_HW_HSD mode iterator to
2446 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2448 * config/s390/s390-protos.h (s390_reverse_condition): New
2450 * config/s390/s390.c (s390_canonicalize_comparison): Fold compares
2452 (s390_reverse_condition): New function.
2453 * config/s390/s390.h (REVERSE_CC_MODE, REVERSE_CONDITION): Define
2456 2016-12-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2458 * config/s390/s390-modes.def (CCVEQANY, CCVH, CCVHANY, CCVHU)
2459 (CCVHUANY): Remove modes.
2460 (CCVIH, CCVIHU, CCVIALL, CCVIANY, CCVFALL, CCVFANY): Add modes and
2462 * config/s390/s390.c (s390_match_ccmode_set): Rename cc modes.
2463 (s390_expand_vec_compare_scalar): Pick one of the cc consumer
2465 (s390_branch_condition_mask): Adjust to use the new cc consumer
2466 modes. The new modes allow for proper reversal in the middle-end.
2467 (s390_expand_vec_compare_cc): Determine the proper cc producer and
2468 consumer modes for a comparison.
2469 * config/s390/s390.md: Rename CCVH to CCVIH and CCVHU to CCVIHU
2470 throughout the file.
2471 * config/s390/vx-builtins.md: Likewise.
2473 2016-12-02 Maxim Ostapenko <m.ostapenko@samsung.com>
2475 * asan.c (asan_global_struct): Refactor.
2476 (create_odr_indicator): New function.
2477 (asan_needs_odr_indicator_p): Likewise.
2478 (is_odr_indicator): Likewise.
2479 (asan_add_global): Introduce odr_indicator_ptr. Pass it into global's
2481 (asan_protect_global): Do not protect odr indicators.
2483 2016-12-01 Jeff Law <law@redhat.com>
2485 * tree-ssa-threadedge.c
2486 (record_temporary_equivalences_from_stmts_at_dest): Avoid temporary
2487 propagation of operands if there are no operands.
2489 2016-12-02 Jakub Jelinek <jakub@redhat.com>
2491 PR tree-optimization/78586
2492 * gimple-ssa-sprintf.c (format_integer): Don't handle NOP_EXPR,
2493 CONVERT_EXPR or COMPONENT_REF here. Formatting fix. For
2494 SSA_NAME_DEF_STMT with NOP_EXPR only change argtype if the rhs1's
2495 type is INTEGER_TYPE or POINTER_TYPE.
2497 2016-12-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
2500 * config/rs6000/vsx.md (vextuhlx): Revise mode of operand 2.
2501 (vextuhrx): Likewise.
2502 (vextuwlx): Likewise.
2503 (vextuwrx): Likewise.
2505 2016-12-01 David Malcolm <dmalcolm@redhat.com>
2507 * dwarf2out.c (dwarf2out_c_finalize): Reset early_dwarf and
2508 early_dwarf_finished.
2510 2016-12-01 Eric Botcazou <ebotcazou@adacore.com>
2511 David S. Miller <davem@davemloft.net>
2513 * config/sparc/sparc.opt (mlra): New target option.
2514 * config/sparc/sparc.c (TARGET_LRA_P): Define to...
2515 (sparc_lra_p): ...this. New function.
2516 (D_MODES, DF_MODES): Add missing cast.
2517 * config/sparc/sparc.md (*movsi_lo_sum, *movsi_high): Do not
2518 provide these insns when flag_pic.
2519 (sethi_di_medlow, losum_di_medlow, seth44, setm44, setl44, sethh,
2520 setlm, sethm, setlo, embmedany_sethi, embmedany_losum,
2521 embmedany_brsum, embmedany_textuhi, embmedany_texthi,
2522 embmedany_textulo, embmedany_textlo): Likewise.
2523 (sethi_di_medlow_embmedany_pic): Provide it only with flag_pic.
2525 2016-12-01 David Edelsohn <dje.gcc@gmail.com>
2529 * dbxout.c (dbxout_type_fields): Skip TEMPLATE_DECLs.
2531 2016-12-01 Richard Biener <rguenther@suse.de>
2532 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2534 * vec.h (vec<T, A, vl_embed>::quick_grow_cleared): Guard call to
2535 memset if len-oldlen != 0.
2536 (vec<T, va_heap, vl_ptr>::safe_grow_cleared): Likewise.
2538 2016-12-01 Uros Bizjak <ubizjak@gmail.com>
2540 * config/i386/i386.md (*andndi3_doubleword): Depend on TARGET_SSE2.
2542 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
2544 * config/avr/avr.c: Fix coding rule glitches.
2546 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
2548 PR tree-optimization/78598
2549 * tree-ssa-loop-prefetch.c (ddown): Cast to signed to avoid
2552 2016-12-01 Markus Trippelsdorf <markus@trippelsdorf.de>
2554 PR rtl-optimization/78596
2555 * combine.c (simplify_comparison): Cast to unsigned to avoid
2556 left shifting of negative value.
2558 2016-12-01 Matthias Klose <doko@ubuntu.com>
2560 * doc/install.texi: Don't use pkg-config to check for bdw-gc.
2562 2016-12-01 Richard Biener <rguenther@suse.de>
2564 * tree-ssa-alias.c (indirect_refs_may_alias_p): Do not
2565 treat arrays with same type as objects that cannot overlap.
2567 2016-12-01 Georg-Johann Lay <avr@gjlay.de>
2569 * config/avr/avr.c (avr_print_operand): Use SYMBOL_REF_P if possible.
2570 (avr_handle_addr_attribute, avr_asm_output_aligned_decl_common)
2571 (avr_asm_asm_output_aligned_bss, avr_addr_space_convert): Dito.
2573 2016-12-01 Jakub Jelinek <jakub@redhat.com>
2576 * dwarf2out.c (loc_descr_plus_const): For negative offset use
2577 uint_loc_descriptor instead of int_loc_descriptor and perform negation
2578 in unsigned HOST_WIDE_INT type.
2579 (scompare_loc_descriptor): Shift UINTVAL left instead of INTVAL.
2582 * config/rs6000/rs6000.c (rs6000_frame_related): Call
2583 set_used_flags (pat) before any simplifications. Clear used flag on
2584 PARALLEL copy. Don't guard add_reg_note call. Call
2585 copy_rtx_if_shared on pat before storing it into
2586 REG_FRAME_RELATED_EXPR.
2588 2016-12-01 Alan Modra <amodra@gmail.com>
2590 * gcc/config/rs6000/rs6000.c (insn_is_swappable_p): Properly
2591 look inside UNSPEC_VSX_XXSPLTW vec.
2593 2016-12-01 Segher Boessenkool <segher@kernel.crashing.org>
2595 PR rtl-optimization/78607
2596 * combine.c (try_combine): Emit a barrier after a unconditional trap.
2598 2016-11-30 Michael Meissner <meissner@linux.vnet.ibm.com>
2601 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): If the
2602 element is not a constant or in a register, force it to a
2606 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Force value
2607 that will be set to a vector element to be in a register.
2608 * config/rs6000/vsx.md (vsx_set_<mode>_p9): Fix thinko that used
2609 the wrong multiplier to convert the element number to a byte
2612 2016-11-30 Vladimir Makarov <vmakarov@redhat.com>
2614 PR tree-optimization/77856
2615 * lra-constraints.c (inherit_in_ebb): Check original regno for
2616 invalid invariant regs too. Set only clobbered hard regs for the
2617 invalid invariant regs.
2619 2016-11-30 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
2621 Commit files forgotten in r242966.
2623 * config/avr/avr-arch.h (avr_mcu_t) [flash_size]: New member.
2624 * config/avr/avr-devices.c (avr_mcu_types): Add flash size info.
2625 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Remove hard-coded
2626 prefix check to find wrap-around value, instead use MCU flash size.
2627 For 8k flash devices, update link_pmem_wrap spec string to
2628 add --pmem-wrap-around=8k.
2629 * config/avr/specs.h (LINK_RELAX_SPEC): Move link_pmem_wrap from
2631 (LINK_SPEC): ...to here.
2633 2016-11-30 David Malcolm <dmalcolm@redhat.com>
2636 * selftest.c (selftest::assert_strndup_eq): New function.
2637 (selftest::test_strndup): New function.
2638 (selftest::test_libiberty): New function.
2639 (selftest::selftest_c_tests): Call test_libiberty.
2641 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
2643 PR rtl-optimization/78610
2644 * ira.c (combine_and_move_insns): Don't substitute into TRAP_IF
2647 2016-11-30 Bin Cheng <bin.cheng@arm.com>
2649 PR tree-optimization/78574
2650 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Skip loop
2651 header PHI that doesn't define biv.
2653 2016-11-30 Jakub Jelinek <jakub@redhat.com>
2655 * emit-rtl.c (verify_insn_sharing): Call verify_rtx_sharing instead of
2658 * config/i386/i386.c (dimode_scalar_chain::convert_op): Avoid
2659 sharing the SUBREG rtx between move and following insn.
2661 * ira.c (ira_update_equiv_info_by_shuffle_insn): Use copy_rtx
2662 for REG_EQUIV argument.
2664 2016-11-30 Thomas Preud'homme <thomas.preudhomme@arm.com>
2666 * config/arm/t-rmprofile: Add mappings for Cortex-M23 and Cortex-M33.
2668 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
2671 * real.c (real_hash): Add cast to avoid left
2672 shifting of negative values.
2674 2016-11-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2677 * config/aarch64/aarch64.md (add<mode>3): Extract inner expression
2678 from a subreg in operands[1] and don't call REGNO on a non-reg
2679 expression when deciding to force operands[2] into a reg.
2681 2016-11-30 Claudiu Zissulescu <claziss@synopsys.com>
2682 Andrew Burgess <andrew.burgess@embecosm.com>
2684 * config/arc/arc-protos.h (arc_store_addr_hazard_p): Declare.
2685 * config/arc/arc.c (arc_store_addr_hazard_p): New function.
2686 (workaround_arc_anomaly): Call arc_store_addr_hazard_p for ARC700.
2687 * config/arc/arc700.md: Add define_bypass for store/load.
2689 2016-11-30 Martin Liska <mliska@suse.cz>
2691 * cgraph.c (symbol_table::initialize): Initialize
2692 ipa_clones_dump_file.
2693 (cgraph_node::remove): Report to ipa_clones_dump_file.
2694 * cgraph.h: Add new argument (suffix) to cloning methods.
2695 * cgraphclones.c (dump_callgraph_transformation): New function.
2696 (cgraph_node::create_clone): New argument.
2697 (cgraph_node::create_virtual_clone): Likewise.
2698 (cgraph_node::create_version_clone): Likewise.
2699 * dumpfile.c: Add .ipa-clones dump file.
2700 * dumpfile.h (enum tree_dump_index): Add TDI_clones
2701 * ipa-inline-transform.c (clone_inlined_nodes): Report operation
2702 to dump_callgraph_transformation.
2704 2016-11-30 Martin Liska <mliska@suse.cz>
2707 * asan.c (asan_expand_mark_ifn): Properly
2708 select a VAR_DECL from FRAME.* component reference.
2710 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
2712 PR rtl-optimization/78583
2713 * simplify-rtx.c (simplify_truncation): Add check missing from the
2716 2016-11-30 Segher Boessenkool <segher@kernel.crashing.org>
2718 PR rtl-optimization/78590
2719 * combine.c (change_zero_ext): Transform zero_extend of subregs only
2720 if the subreg_reg is a scalar integer mode.
2722 2016-11-30 Jakub Jelinek <jakub@redhat.com>
2724 PR tree-optimization/78586
2725 * gimple-ssa-sprintf.c (format_integer): Use TYPE_MAX_VALUE or
2726 TYPE_MIN_VALUE or build_all_ones_cst instead of folding LSHIFT_EXPR.
2727 Don't build_int_cst min/max twice. Formatting fix.
2729 2016-11-30 Markus Trippelsdorf <markus@trippelsdorf.de>
2731 PR rtl-optimization/78588
2732 * combine.c (if_then_else_cond): Also guard against BLKmode.
2733 * rtlanal.c (num_sign_bit_copies1): Add assert.
2735 2016-11-29 Jeff Law <law@redhat.com>
2737 * common/config/arc/arc-common.c (arc_handle_option): Remove unused
2740 * lra-constraints.c (check_and_process_move): Constrain the
2741 range of DCLASS and SCLASS to avoid false positive out of bounds
2742 array index warning.
2744 2016-11-29 David Malcolm <dmalcolm@redhat.com>
2746 * doc/install.texi (--with-target-bdw-gc): Remove stray '@'.
2748 2016-11-29 David Malcolm <dmalcolm@redhat.com>
2750 PR preprocessor/78569
2751 * input.c (get_substring_ranges_for_loc): Fail gracefully if
2752 line directives were present.
2754 2016-11-30 Matthias Klose <doko@ubuntu.com>
2756 * doc/install.texi: Document configure options --enable-objc-gc
2757 and --with-target-bdw-gc.
2759 2016-11-29 Michael Meissner <meissner@linux.vnet.ibm.com>
2762 * config/rs6000/rs6000.md (mov<mode>_internal, QHI iterator): Add
2763 'x' to stxsi<wd>x print pattern, so that QImode and HImode values
2764 residing in traditional altivec registers can be stored
2767 2016-11-29 Max Filippov <jcmvbkbc@gmail.com>
2770 * config/xtensa/xtensa.c (hwloop_optimize): Don't emit zero
2771 overhead loop start between a call and its CALL_ARG_LOCATION
2774 2016-11-29 Waldemar Brodkorb <wbx@openadk.org>
2776 * config/bfin/linux.h (CPP_SPEC): Define.
2778 2016-11-29 Martin Sebor <msebor@redhat.com>
2780 PR tree-optimization/78512
2781 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Remove.
2782 * config/rs6000/linux.h: Same.
2783 * config/rs6000/linux64.h: Same.
2784 * config/sol2.h: Same.
2785 * config/sol2.c (solaris_printf_pointer_format): Remove.
2786 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Remove.
2787 * doc/tm.texi: Regenerate.
2788 * gimple-ssa-sprintf.c (format_pointer): Rempove.
2789 (pass_sprintf_length::compute_format_length): Return bool.
2790 (pass_sprintf_length::handle_gimple_call): Adjust.
2791 * target.def (printf_pointer_format): Remove.
2792 * targhooks.c (default_printf_pointer_format): Remove.
2793 (linux_printf_pointer_format): Same.
2794 * targhooks.h (default_printf_pointer_format): Remove.
2795 (linux_printf_pointer_format, solaris_printf_pointer_format): Same.
2797 2016-11-29 Uros Bizjak <ubizjak@gmail.com>
2799 * config/i386/sse.md (UNSPEC_MASKOP): Move from i386.md.
2801 (SWI1248_AVX512BWDQ): Ditto.
2802 (SWI1248_AVX512BW): Ditto.
2803 (k<any_logic:code><mode>): Ditto.
2804 (kandn<mode>): Ditto.
2805 (kxnor<mode>): Ditto.
2806 (knot<mode>): Ditto.
2807 (*k<any_lshift:code><mode>): Ditto.
2808 (kortestzhi, kortestchi): Ditto.
2809 (kunpckhi, kunpcksi, kunpckdi): Ditto.
2811 2016-11-29 Andrew Pinski <apinski@cavium.com>
2813 * tree-vrp.c (simplify_stmt_using_ranges): Use boolean_type_node
2816 2016-11-29 Chen Gang <gang.chen.5i5j@gmail.com>
2819 * config/tilegx/tilegx.c (tilegx_function_profiler): Save r10
2820 to stack before call mcount.
2821 (tilegx_can_use_return_insn_p): Clean up code.
2823 2016-11-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
2825 * config/avr/avr-mcu.def: (avr_mcu_types): Add flash size info.
2827 2016-11-29 David Malcolm <dmalcolm@redhat.com>
2833 * spellcheck.c (selftest::test_find_closest_string): Verify that
2834 we don't offer the goal string as a suggestion.
2835 * spellcheck.h (best_match::get_best_meaningful_candidate): Don't
2836 offer the goal string as a suggestion.
2839 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
2841 * config/arc/arc.c (arc_override_options): Avoid selection of
2842 compact casesi for ARCv2.
2844 2016-11-29 Richard Biener <rguenther@suse.de>
2846 * tree-cfg.c (lower_phi_internal_fn): Do not look for further
2847 PHIs after a regular stmt.
2848 (stmt_starts_bb_p): PHIs not preceeded by a PHI or a label
2851 2016-11-29 Martin Liska <mliska@suse.cz>
2853 PR gcov-profile/78582
2854 * tree-profile.c (gimple_gen_time_profiler): Make one extra BB
2855 to prevent PHI argument clash.
2857 2016-11-29 Claudiu Zissulescu <claziss@synopsys.com>
2859 * config/arc/arc.opt (marclinux): Fix typo.
2860 (marclinux_prof): Likewise.
2862 2016-11-29 Jiong Wang <jiong.wang@arm.com>
2864 * target.def (stack_protect_runtime_enabled_p): New.
2865 * function.c (expand_function_end): Guard stack_protect_epilogue with
2866 targetm.stack_protect_runtime_enabled_p.
2867 * cfgexpand.c (pass_expand::execute): Likewise.
2868 * calls.c (expand_call): Likewise.
2869 * doc/tm.texi.in (TARGET_STACK_PROTECT_RUNTIME_ENABLED_P): Add it.
2870 * doc/tm.texi: Regenerate.
2872 2016-11-29 Richard Biener <rguenther@suse.de>
2875 * match.pd: Add CST1 - (CST2 - A) -> CST3 + A missing case.
2877 2016-11-29 Janus Weil <janus@gcc.gnu.org>
2879 * doc/contrib.texi: Add a few missing gfortran contributors.
2881 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
2883 * combine.c (change_zero_ext): Also handle extends from a subreg
2884 to a mode bigger than that of the operand of the subreg.
2886 2016-11-29 Segher Boessenkool <segher@kernel.crashing.org>
2889 * config/rs6000/rs6000.c (rs6000_emit_stack_reset): Emit the
2890 stack_restore_tie insn instead of stack_tie, for the SVR4 and
2892 * config/rs6000/rs6000.md (stack_restore_tie): New define_insn.
2894 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
2896 * shrink-wrap.c (init_separate_shrink_wrap): Do not clear
2897 head_components and tail_components.
2898 (spread_components): New algorithm.
2899 (emit_common_tails_for_components): Clear head_components and
2901 (insert_prologue_epilogue_for_components): Write extra output to the
2902 dump file for sibcalls and abnormal exits.
2904 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
2906 PR rtl-optimization/78342
2907 * combine.c: Include "cfghooks.h".
2908 (try_combine): If we create an unconditional trap, break the basic
2909 block in two just after it, and remove the edge between; also, set
2910 the *new_direct_jump_p flag so that cleanup_cfg is run.
2912 2016-11-28 Segher Boessenkool <segher@kernel.crashing.org>
2914 * simplify-rtx.c (simplify_truncation): Handle truncate of zero_extract
2917 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
2919 * config/i386/i386.md (*and<mode>_1): Merge insn pattern from
2920 *andsi_1 and *andhi_1 using SWI24 mode iterator. Use multi-line
2921 output template string.
2922 (*anddi_1): Use multi-line output template string.
2925 2016-11-28 Jakub Jelinek <jakub@redhat.com>
2928 * rtl.h (remove_reg_equal_equiv_notes): Return bool instead of void.
2929 * rtlanal.c (remove_reg_equal_equiv_notes): Return true if any
2930 note has been removed.
2931 * postreload.c (reload_combine_recognize_pattern): If
2932 remove_reg_equal_equiv_notes returns true, call df_notes_rescan.
2934 2016-11-28 Martin Sebor <msebor@redhat.com>
2937 * gimple-ssa-sprintf.c (target_max_value): Remove.
2938 (target_int_max, target_size_max): Use TYPE_MAX_VALUE.
2939 (get_width_and_precision): New function.
2940 (format_integer, format_floating, get_string_length, format_string):
2941 Correct handling of width and precision with unknown value.
2942 (format_directive): Add warning.
2943 (pass_sprintf_length::compute_format_length): Allow for precision
2944 to consist of a sole period with no asterisk or digits after it.
2946 2016-11-28 Jakub Jelinek <jakub@redhat.com>
2948 PR rtl-optimization/78546
2949 * simplify-rtx.c (neg_const_int): When negating most negative
2950 number in mode wider than HOST_BITS_PER_WIDE_INT, use
2951 simplify_const_unary_operation to produce CONST_DOUBLE or
2953 (simplify_plus_minus): Handle the case where neg_const_int
2954 doesn't return a CONST_INT.
2956 2016-11-28 Markus Trippelsdorf <markus@trippelsdorf.de>
2959 * config/rs6000/rs6000.c (vspltis_constant): Add casts to avoid
2960 left shifting of negative values.
2962 2016-11-28 Jakub Jelinek <jakub@redhat.com>
2965 * tree-nested.c (convert_local_reference_stmt): After adding
2966 shared (FRAME.NN) clause to omp parallel, task or target,
2967 add it also to all outer omp parallel, task or target constructs.
2969 2016-11-28 Uros Bizjak <ubizjak@gmail.com>
2971 * config/i386/i386.md (UNSPEC_KMASKOP): New.
2972 (UNSPEC_KMOV): Remove.
2973 (kmovw): Expand to plain HImode move.
2974 (k<any_logic:code><mode>): Rename from *k<logic><mode>. Use
2975 register_operand predicates. Tag pattern with UNSPEC_KMASKOP.
2976 Remove corresponding clobber-removing splitter.
2977 (*anddi_1): Remove mask register alternatives.
2981 (*<any_or:code><mode>_1): Ditto.
2982 (*<any_or:code>qi_1): Ditto.
2983 (kandn<mode>): Use SWI1248_AVX512BW mode iterator. Remove
2984 general register alternatives. Tag pattern with UNSPEC_KMASKOP.
2985 Remove corresponding splitter to operation with general registers.
2986 (*andn<SWI38:mode>): Rename from *bmi_andn_<mode>.
2987 (*andn<SWI12:mode>): New pattern.
2988 (*kxnor<mode>): Remove general register alternatives. Tag pattern
2989 with UNSPEC_KMASKOP. Remove corresponding splitter to operation
2990 with general registers.
2991 (knot<mode>): New insn pattern.
2992 (*one_cmpl<mode>2_1): Remove mask register alternatives.
2993 (one_cmplqi2_1): Ditto.
2994 (*k<any_lshift:code><mode>): Rename from *k<mshift><mode>3.
2995 Tag pattern with UNSPEC_KMASKOP. Add mode attribute.
2996 * config/i386/predicates.md (mask_reg_operand): Remove predicate.
2997 * config/i386/sse.md (vec_unpacks_hi_hi): Update pattern
2998 to generate kmaskop shift.
2999 (vec_unpacks_hi_<mode>): Ditto.
3000 * config/i386/i386-builtin.def (__builtin_ia32_kandhi):
3001 Use CODE_FOR_kandhi.
3002 (__builtin_ia32_knothi): Use CODE_FOR_knothi.
3003 (__builtin_ia32_korhi): Use CODE_FOR_kiorhi.
3004 (__builtin_ia32_kxorhi): Use CODE_FOR_kxorhi.
3006 2016-11-28 Richard Biener <rguenther@suse.de>
3008 * tree-vrp.c (vrp_visit_assignment_or_call): Handle simplifications
3009 to SSA names via extract_range_from_ssa_name if allowed.
3011 2016-11-28 Richard Biener <rguenther@suse.de>
3013 PR tree-optimization/78542
3014 * tree-ssa-ccp.c (evaluate_stmt): Only valueize simplification
3017 2016-11-28 Paolo Bonzini <bonzini@gnu.org>
3019 * combine.c (simplify_if_then_else): Simplify IF_THEN_ELSE that
3020 isolates a single bit, even if the condition involves subregs.
3022 2016-11-28 Tamar Christina <tamar.christina@arm.com>
3024 * config/aarch64/aarch64-simd-builtins.def
3025 (BSL_P): Added di and v2di mode.
3026 * config/aarch64/arm_neon.h
3027 (vsriq_n_p64, vsri_n_p64): Added poly type.
3028 (vextq_p64, vext_p64): Likewise.
3029 (vceq_p64, vbslq_p64, vbsl_p64): Likewise.
3031 2016-11-28 Tamar Christina <tamar.christina@arm.com>
3033 * config/aarch64/aarch64-builtins.c (TYPES_SETREGP): Added poly type.
3034 (TYPES_GETREGP): Likewise.
3035 (TYPES_SHIFTINSERTP): Likewise.
3036 (TYPES_COMBINEP): Likewise.
3037 (TYPES_STORE1P): Likewise.
3038 * config/aarch64/aarch64-simd-builtins.def
3039 (combine): Added poly generator.
3040 (get_dregoi): Likewise.
3041 (get_dregci): Likewise.
3042 (get_dregxi): Likewise.
3046 * config/aarch64/arm_neon.h
3047 (poly64x1x2_t, poly64x1x3_t): New.
3048 (poly64x1x4_t, poly64x2x2_t): Likewise.
3049 (poly64x2x3_t, poly64x2x4_t): Likewise.
3050 (poly64x1_t): Likewise.
3051 (vcreate_p64, vcombine_p64): Likewise.
3052 (vdup_n_p64, vdupq_n_p64): Likewise.
3053 (vld2_p64, vld2q_p64): Likewise.
3054 (vld3_p64, vld3q_p64): Likewise.
3055 (vld4_p64, vld4q_p64): Likewise.
3056 (vld2_dup_p64, vld3_dup_p64): Likewise.
3057 (vld4_dup_p64, vsli_n_p64): Likewise.
3058 (vsliq_n_p64, vst1_p64): Likewise.
3059 (vst1q_p64, vst2_p64): Likewise.
3060 (vst3_p64, vst4_p64): Likewise.
3061 (__aarch64_vdup_lane_p64, __aarch64_vdup_laneq_p64): Likewise.
3062 (__aarch64_vdupq_lane_p64, __aarch64_vdupq_laneq_p64): Likewise.
3063 (vget_lane_p64, vgetq_lane_p64): Likewise.
3064 (vreinterpret_p8_p64, vreinterpretq_p8_p64): Likewise.
3065 (vreinterpret_p16_p64, vreinterpretq_p16_p64): Likewise.
3066 (vreinterpret_p64_f16, vreinterpret_p64_f64): Likewise.
3067 (vreinterpret_p64_s8, vreinterpret_p64_s16): Likewise.
3068 (vreinterpret_p64_s32, vreinterpret_p64_s64): Likewise.
3069 (vreinterpret_p64_f32, vreinterpret_p64_u8): Likewise.
3070 (vreinterpret_p64_u16, vreinterpret_p64_u32): Likewise.
3071 (vreinterpret_p64_u64, vreinterpret_p64_p8): Likewise.
3072 (vreinterpretq_p64_f64, vreinterpretq_p64_s8): Likewise.
3073 (vreinterpretq_p64_s16, vreinterpretq_p64_s32): Likewise.
3074 (vreinterpretq_p64_s64, vreinterpretq_p64_f16): Likewise.
3075 (vreinterpretq_p64_f32, vreinterpretq_p64_u8): Likewise.
3076 (vreinterpretq_p64_u16, vreinterpretq_p64_u32): Likewise.
3077 (vreinterpretq_p64_u64, vreinterpretq_p64_p8): Likewise.
3078 (vreinterpret_f16_p64, vreinterpretq_f16_p64): Likewise.
3079 (vreinterpret_f32_p64, vreinterpretq_f32_p64): Likewise.
3080 (vreinterpret_f64_p64, vreinterpretq_f64_p64): Likewise.
3081 (vreinterpret_s64_p64, vreinterpretq_s64_p64): Likewise.
3082 (vreinterpret_u64_p64, vreinterpretq_u64_p64): Likewise.
3083 (vreinterpret_s8_p64, vreinterpretq_s8_p64): Likewise.
3084 (vreinterpret_s16_p64, vreinterpret_s32_p64): Likewise.
3085 (vreinterpretq_s32_p64, vreinterpret_u8_p64): Likewise.
3086 (vreinterpret_u16_p64, vreinterpretq_u16_p64): Likewise.
3087 (vreinterpret_u32_p64, vreinterpretq_u32_p64): Likewise.
3088 (vset_lane_p64, vsetq_lane_p64): Likewise.
3089 (vget_low_p64, vget_high_p64): Likewise.
3090 (vcombine_p64, vst2_lane_p64): Likewise.
3091 (vst3_lane_p64, vst4_lane_p64): Likewise.
3092 (vst2q_lane_p64, vst3q_lane_p64): Likewise.
3093 (vst4q_lane_p64, vget_lane_p64): Likewise.
3094 (vget_laneq_p64, vset_lane_p64): Likewise.
3095 (vset_laneq_p64, vcopy_lane_p64): Likewise.
3096 (vcopy_laneq_p64, vdup_n_p64): Likewise.
3097 (vdupq_n_p64, vdup_lane_p64): Likewise.
3098 (vdup_laneq_p64, vld1_p64): Likewise.
3099 (vld1q_p64, vld1_dup_p64): Likewise.
3100 (vld1q_dup_p64, vld1q_dup_p64): Likewise.
3101 (vmov_n_p64, vmovq_n_p64): Likewise.
3102 (vst3q_p64, vst4q_p64): Likewise.
3103 (vld1_lane_p64, vld1q_lane_p64): Likewise.
3104 (vst1_lane_p64, vst1q_lane_p64): Likewise.
3105 (vcopy_laneq_p64, vcopyq_laneq_p64): Likewise.
3106 (vdupq_laneq_p64): Likewise.
3108 2016-11-28 Tamar Christina <tamar.christina@arm.com>
3110 * config/arm/arm_neon.h (vget_lane_p64): New.
3112 2016-11-28 Iain Sandoe <iain@codesourcery.com>
3115 * configure.ac (with_ld64): Use portable method to extract the
3116 major part of the version number.
3117 * configure: Regenerated.
3119 2016-11-28 Jakub Jelinek <jakub@redhat.com>
3121 * gimple-ssa-sprintf.c (build_intmax_type_nodes): Look at
3122 UINTMAX_TYPE rather than SIZE_TYPE. Add gcc_unreachable if
3123 intmax_t couldn't be determined.
3124 (format_integer): Make {,u}intmax_type_node no longer static,
3125 initialize them only when needed. For z and t use
3126 signed_or_unsigned_type_for instead of assuming size_t and
3127 ptrdiff_t have the same precision.
3130 * ipa-icf.h (sem_item_optimizer): Add m_classes_vec member.
3131 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Initialize it.
3132 (sem_item_optimizer::~sem_item_optimizer): Traverse m_classes_vec
3133 vector instead of traversing m_classes hash table. Release
3135 (sem_item_optimizer::read_section, sem_item_optimizer::add_class):
3137 (sem_item_optimizer::get_group_by_hash): When inserting a new group,
3138 add it also to m_classes_vec vector.
3139 (sem_item_optimizer::remove_symtab_node,
3140 sem_item_optimizer::build_hash_based_classes,
3141 sem_item_optimizer::parse_nonsingleton_classes): Formatting fixes.
3142 (sem_item_optimizer::subdivide_classes_by_equality,
3143 sem_item_optimizer::subdivide_classes_by_sensitive_refs,
3144 sem_item_optimizer::verify_classes): Traverse m_classes_vec vector
3145 instead of traversing m_classes hash table. Formatting fixes.
3146 (sem_item_optimizer::traverse_congruence_split,
3147 sem_item_optimizer::do_congruence_step_for_index,
3148 sem_item_optimizer::do_congruence_step): Formatting fixes.
3149 (sem_item_optimizer::process_cong_reduction): Traverse m_classes_vec
3150 vector instead of traversing m_classes hash table.
3151 (sem_item_optimizer::dump_cong_classes): Likewise. Formatting fixes.
3152 (sem_item_optimizer::merge_classes): Traverse m_classes_vec vector
3153 instead of traversing m_classes hash table.
3155 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
3157 * config/avr/avr.c (out_movhi_r_mr) [REG_X + PLUS]: Only SBIW if
3158 X is not unused after.
3160 2016-11-28 Bernd Schmidt <bschmidt@redhat.com>
3162 PR rtl-optimization/78120
3163 * rtlanal.c (insn_rtx_cost): Revert previous change.
3165 2016-11-28 Georg-Johann Lay <avr@gjlay.de>
3168 * config/avr/avr.md (SPLIT34): New mode iterator.
3169 (bitop): New code iterator.
3170 (*iorhi3.ashift8-*). New insn-and-split patterns.
3171 (*movhi): Post-reload split reg = 0.
3172 [!MOVW]: Post-reload split reg = reg.
3173 (*mov<mode>) [SI,SF,PSI,SQ,USQ,SA,USA]: Post-reload split reg = reg.
3174 (andhi3, andpsi3, andsi3): Post-reload split reg-reg operations.
3175 (iorhi3, iorpsi3, iorsi3): Same.
3176 (xorhi3, xorpsi3, xorsi3): Same.
3177 * config/avr/avr.c (avr_rtx_costs_1) [IOR && HImode]: Adjust rtx
3178 costs to *iorhi3.ashift8-* patterns.
3180 2016-11-27 Iain Sandoe <iain@codesourcery.com>
3181 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3184 * config.in: Regenerate
3185 * config/darwin-driver.c (darwin_driver_init): Emit a version string
3187 * config/darwin.h(ASM_MMACOSX_VERSION_MIN_SPEC): New, new tests.
3188 * config/darwin.opt(asm_macosx_version_min): New.
3189 * config/i386/darwin.h: Handle ASM_MMACOSX_VERSION_MIN_SPEC.
3190 * configure: Regenerate
3191 * configure.ac: Check for mmacosx-version-min handling.
3193 2016-11-27 Iain Sandoe <iain@codesourcery.com>
3196 * config/i386/i386.c (ix86_code_end): Note that we emitted code
3197 where the function might otherwise appear empty for picbase thunks.
3198 (ix86_output_function_epilogue): If we find a zero-sized function
3199 assume that reaching it is UB and trap. If we find a trailing label
3201 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): If we
3202 find a zero-sized function assume that reaching it is UB and trap.
3203 If we find a trailing label, append a nop.
3205 2016-11-27 Iain Sandoe <iain@codesourcery.com>
3208 * config/darwin-sections.def (picbase_thunk_section): New.
3209 * config/darwin.c (darwin_init_sections): Set up picbase thunk
3210 section. (darwin_rodata_section, darwin_objc2_section,
3211 machopic_select_section, darwin_asm_declare_constant_name,
3212 darwin_emit_weak_or_comdat, darwin_function_section): Don’t use
3213 coalesced with newer linkers.
3214 (darwin_override_options): Decide on usage of coalesed sections
3215 on the basis of the target linker version.
3216 * config/darwin.h (MIN_LD64_NO_COAL_SECTS): New.
3217 * config/darwin.opt (mtarget-linker): New.
3218 * config/i386/i386.c (ix86_code_end): Do not force the thunks into
3219 a coalesced section, instead use a thunks section.
3221 2016-11-27 Iain Sandoe <iain@codesourcery.com>
3224 * configure.ac (with-ld64): New var, set for Darwin, set on
3225 detection of ld64, gcc_cv_ld64_export_dynamic: New, New test.
3226 * config/darwin.h: Use LD64_HAS_DYNAMIC export. DEF_LD64: New, define.
3227 * config/darwin10.h(DEF_LD64): Update for this target version.
3228 * config/darwin12.h(LINK_GCC_C_SEQUENCE_SPEC): Remove rdynamic test.
3229 (DEF_LD64): Update for this target version.
3230 * configure: Regenerated.
3231 * config.in: Regenerated.
3233 2016-11-27 Iain Sandoe <iain@codesourcery.com>
3236 * config/darwin.c (imachopic_indirection_name): Make data
3237 section indirections linker-visible.
3238 * config/darwin.h (ASM_GENERATE_INTERNAL_LABEL): Make local
3239 constant labels linker-visible.
3241 2016-11-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3243 * tree.c (build_common_tree_nodes): Initialize ptrdiff_type_node.
3244 (free_lang_data): Remove assignment to ptrdiff_type_node.
3246 2016-11-25 Jakub Jelinek <jakub@redhat.com>
3248 PR rtl-optimization/78526
3249 * simplify-rtx.c (simplify_immed_subreg): Don't use wi::extract_uhwi
3250 beyond val's precision.
3252 PR rtl-optimization/78527
3253 * combine.c (make_compound_operation_int): Ignore LSHIFTRT with
3254 out of bounds shift count.
3256 2016-11-25 Martin Liska <mliska@suse.cz>
3259 * doc/invoke.texi (-fprofile-use): Fix reference to a section
3260 where -fprofile-generate is documented.
3262 2016-11-25 Martin Liska <mliska@suse.cz>
3264 PR gcov-profile/78086
3265 * coverage.c (build_init_ctor): Don't use priority {cd}tors if
3266 not supported by a target. Set priority to 100 if possible.
3267 (build_gcov_exit_decl): Likewise.
3269 2016-11-25 Richard Biener <rguenther@suse.de>
3272 * ipa-prop.c (compute_complex_assign_jump_func): Properly identify
3273 unary, binary and single RHSs.
3274 * tree.def (BIT_INSERT_EXPR): Adjust tree code name.
3276 2016-11-25 Bin Cheng <bin.cheng@arm.com>
3281 * match.pd ((cond (cmp (convert1? @1) @3) (convert2? @1) @2)): Use
3282 cmp directly, rather than cmp_code. Initialize code to ERROR_MARK
3283 and set it to result code if transformation is valid. Use code EQ
3284 directly in last simplification case.
3286 2016-11-25 Richard Biener <rguenther@suse.de>
3288 * gimple-fold.c (fold_stmt_1): Check may_propagate_copy
3289 before valueizing return stmts.
3291 2016-11-24 Richard Biener <rguenther@suse.de>
3293 PR tree-optimization/78343
3294 * passes.def: Add CD-DCE pass after loop splitting.
3295 * tree-ssa-dce.c (find_obviously_necessary_stmts): Move
3296 SCEV init/finalize ...
3297 (perform_tree_ssa_dce): ... here. Deal with being
3298 executed inside the loop pipeline in aggressive mode.
3300 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
3302 * tree-ssa-math-opts.c (struct symbolic_number): Improve comment.
3304 2016-11-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
3306 PR tree-optimization/77673
3307 * tree-ssa-math-opts.c (struct symbolic_number): Add new src field.
3308 (init_symbolic_number): Initialize src field from src parameter.
3309 (perform_symbolic_merge): Select most dominated statement as the
3310 source statement. Set src field of resulting n structure from the
3311 input src with the lowest address.
3312 (find_bswap_or_nop): Rename source_stmt into ins_stmt.
3313 (bswap_replace): Rename src_stmt into ins_stmt. Initially get source
3314 of load from src field rather than insertion statement. Cancel
3315 optimization if statement analyzed is not dominated by the insertion
3317 (pass_optimize_bswap::execute): Rename src_stmt to ins_stmt. Compute
3318 dominance information.
3320 2016-11-25 Eric Botcazou <ebotcazou@adacore.com>
3323 * config/mips/mips.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
3325 2016-11-25 Martin Jambor <mjambor@suse.cz>
3327 PR tree-optimization/70965
3328 * passes.def (pass_build_ssa_passes): Add pass_rebuild_cgraph_edges.
3330 2016-11-24 James Greenahlgh <james.greenhalgh@arm.com>
3333 * config/i386/i386.c (i386_excess_precision): Do not return
3334 FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
3335 EXCESS_PRECISION_TYPE_STANDARD.
3336 * target.def (excess_precision): Document that targets should
3337 not return FLT_EVAL_METHOD_UNPREDICTABLE when "type" is
3338 EXCESS_PRECISION_TYPE_STANDARD or EXCESS_PRECISION_TYPE_FAST.
3339 Fix typo in first sentence.
3340 * doc/tm.texi: Regenerate.
3342 2016-11-25 Richard Biener <rguenther@suse.de>
3344 PR tree-optimization/78396
3345 * tree-vectorizer.c (vectorize_loops): When the if-converted
3346 body contains masked loads or stores do not attempt to
3347 basic-block-vectorize it.
3349 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
3350 Alan Hayward <alan.hayward@arm.com>
3351 David Sherwood <david.sherwood@arm.com>
3353 * function.h (spill_slot_alignment): Declare.
3354 * function.c (spill_slot_alignment): New function.
3355 * lra-spills.c (slot): Add align and size fields.
3356 (assign_mem_slot): Use them in the call to assign_stack_local.
3357 (add_pseudo_to_slot): Update the fields.
3358 (assign_stack_slot_num_and_sort_pseudos): Initialise the fields.
3360 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
3361 Alan Hayward <alan.hayward@arm.com>
3362 David Sherwood <david.sherwood@arm.com>
3364 * stor-layout.c (layout_type): Allow the caller to set the mode of
3365 a float type. Only choose one here if the mode is still VOIDmode.
3366 * tree.c (build_common_tree_nodes): Set the type mode of decimal
3367 floats before calling layout_type.
3368 * config/rs6000/rs6000.c (rs6000_init_builtins): Likewise.
3370 2016-11-25 Richard Sandiford <richard.sandiford@arm.com>
3372 * tree-tailcall.c (find_tail_calls): Allow calls to reference
3373 local variables if all references are known to be direct.
3375 2016-11-25 Jakub Jelinek <jakub@redhat.com>
3376 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3379 * tree-vrp.c (extract_range_basic): Check for ptrdiff_type_node to be
3380 non null and it's precision matches precision of lhs's type.
3382 2016-11-24 Martin Sebor <msebor@redhat.com>
3384 PR tree-optimization/78476
3385 * gimple-ssa-sprintf.c (struct pass_sprintf_length::call_info):
3387 (handle_gimple_call): Adjust signature.
3388 (try_substitute_return_value): Remove calls to bounded functions
3389 with zero buffer size whose result is known.
3390 (pass_sprintf_length::execute): Adjust call to handle_gimple_call.
3392 2016-11-24 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
3394 * varasm.c (assemble_start_function): Wrap align_log definition in
3395 ASM_OUTPUT_MAX_SKIP_ALIGN.
3397 2016-11-24 Uros Bizjak <ubizjak@gmail.com>
3399 * config/i386/i386.md (wide AND insn to QImode splitter): Use
3400 explicit mode macros.
3401 (wide OR insn to QImode splitter): Ditto.
3403 2016-11-24 Vladimir Makarov <vmakarov@redhat.com>
3405 PR rtl-optimization/77541
3406 * lra-constraints.c (struct input_reload): Add field match_p.
3407 (get_reload_reg): Check modes of input reloads to generate unique
3408 value reload pseudo.
3409 (match_reload): Add input reload pseudo for the current insn.
3411 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
3413 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins): Update
3414 __FLT_EVAL_METHOD__ and __FLT_EVAL_METHOD_C99__ when we switch
3415 architecture levels.
3416 * config/aarch64/aarch64.c (aarch64_promoted_type): Only promote
3417 the aarch64_fp16_type_node, not all HFmode types.
3418 (aarch64_libgcc_floating_mode_supported_p): Support HFmode.
3419 (aarch64_scalar_mode_supported_p): Likewise.
3420 (aarch64_excess_precision): New.
3421 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Define.
3422 (TARGET_SCALAR_MODE_SUPPORTED_P): Likewise.
3423 (TARGET_C_EXCESS_PRECISION): Likewise.
3425 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
3427 * config/aarch64/aarch64-c.c (aarch64_scalar_mode_supported_p): New.
3428 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3430 2016-11-24 James Greenhalgh <james.greenhalgh@arm.com>
3432 * config/aarch64/aarch64.md (<optab>sihf2): Convert to expand.
3433 (<optab>dihf2): Likewise.
3434 (aarch64_fp16_<optab><mode>hf2): New.
3436 2016-11-24 Alexander Monakov <amonakov@ispras.ru>
3439 * config/nvptx/mkoffload.c (main): Allow -fopenmp.
3441 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
3443 * common/config/sparc/sparc-common.c (sparc_option_optimization_table):
3444 Enable REE at -O2 and higher.
3445 * config/sparc/sparc.c (sparc_option_override): Disable it by default
3448 2016-11-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3452 * tree-ssa-ter.c (temp_expr_table): Add reg_vars_cnt field.
3453 (new_temp_expr_table): Initialise reg_vars_cnt.
3454 (free_temp_expr_table): Release reg_vars_cnt.
3455 (process_replaceable): Add reg_vars_cnt argument, set reg_vars_cnt
3457 (find_replaceable_in_bb): Use the above to record register variable
3458 write occurrences and cancel replacement across them.
3460 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
3462 PR rtl-optimization/78437
3463 * ree.c (get_uses): New function.
3464 (combine_reaching_defs): When a copy is needed, return false if any
3465 reaching use of the source register reads it in a mode larger than
3466 the mode it is set in and WORD_REGISTER_OPERATIONS is true.
3468 2016-11-24 Martin Liska <mliska@suse.cz>
3470 * gimple-pretty-print.c (dump_edge_probability): New function.
3471 (dump_gimple_switch): Dump label edge probabilities.
3472 (dump_gimple_cond): Likewise.
3473 (dump_gimple_label): Dump
3474 (dump_gimple_bb_header): Dump basic block frequency.
3475 (pp_cfg_jump): Replace e->dest argument with e.
3476 (dump_implicit_edges): Likewise.
3477 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at):
3478 Use gimple_bb (at) instead of at->bb.
3480 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
3482 * common.opt (flimit-function-alignment): New.
3483 * doc/invoke.texi (-flimit-function-alignment): Document.
3484 * emit-rtl.h (struct rtl_data): Add max_insn_address field.
3485 * final.c (shorten_branches): Set it.
3486 * varasm.c (assemble_start_function): Limit alignment if
3489 2016-11-24 Richard Biener <rguenther@suse.de>
3491 PR tree-optimization/71595
3492 * cfgloopmanip.h (remove_path): Add irred_invalidated and
3493 loop_closed_ssa_invalidated parameters, defaulted to NULL.
3494 * cfgloopmanip.c (remove_path): Likewise, pass them along to
3495 called functions. Only fix irred flags if the caller didn't
3497 * tree-ssa-loop-ivcanon.c (unloop_loops): Use add_bb_to_loop.
3498 (unloop_loops): Pass irred_invalidated and loop_closed_ssa_invalidated
3501 2016-11-24 Bernd Schmidt <bschmidt@redhat.com>
3503 PR rtl-optimization/78120
3504 * ifcvt.c (noce_conversion_profitable_p): Check original cost in all
3505 cases, and additionally test against max_seq_cost for speed
3507 (noce_process_if_block): Compute an estimate for the original cost when
3508 optimizing for speed, using the minimum of then and else block costs.
3510 PR rtl-optimization/78120
3511 * rtlanal.c (insn_rtx_cost): Use set_rtx_cost.
3513 PR rtl-optimization/78120
3514 * config/i386/i386.c (ix86_rtx_costs): Fully handle SETs.
3516 2016-11-24 Bin Cheng <bin.cheng@arm.com>
3518 * match.pd: Refine type conversion in result expr for below pattern:
3519 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
3521 2016-11-24 Eric Botcazou <ebotcazou@adacore.com>
3524 * tree.h (wi::fits_to_boolean_p): New predicate.
3525 (wi::fits_to_tree_p): Use it for boolean types.
3526 * tree.c (int_fits_type_p): Likewise.
3528 2016-11-24 Martin Liska <mliska@suse.cz>
3530 * print-tree.c (struct bucket): Remove.
3531 (print_node): Add new argument which drives whether a tree node
3532 is printed briefly or not.
3533 (debug_tree): Replace a custom hash table with hash_set<T>.
3534 * print-tree.h (print_node): Add the argument.
3536 2016-11-24 Chung-Lin Tang <cltang@codesourcery.com>
3538 * config/nios2/nios2.c (nios2_init_libfuncs): Add ATTRIBUTE_UNUSED.
3540 2016-11-23 Peter Bergner <bergner@vnet.ibm.com>
3543 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return MODE
3544 if it is at least NREGS wide.
3546 2016-11-23 Joseph Myers <joseph@codesourcery.com>
3548 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p): For
3549 TARGET_E500_DOUBLE. handle TDmode, TImode and PTImode the same as
3550 TFmode, IFmode and KFmode.
3552 2016-11-23 Joseph Myers <joseph@codesourcery.com>
3554 * config/rs6000/spe.md (*frob_<SPE64:mode>_ti_8): New insn
3557 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
3559 * combine.c (change_zero_ext): Only change the mode of a hard register
3560 destination if can_change_dest_mode holds for that.
3562 2016-11-23 Jeff Law <law@redhat.com>
3564 * varasm.c (assemble_name): Increase buffer size for name.
3566 * config/spu/spu.md (floatunsdidf2): Remove unused local variable.
3568 2016-11-23 Jakub Kicinski <jakub.kicinski@netronome.com>
3570 * doc/extend.texi: Constify first argument to __builtin_object_size.
3572 2016-11-23 Bernd Edlinger <bernd.edlinger@hotmail.de>
3574 * opth-gen.awk: Use unsigned shifts for bit masks. Allow all bits
3575 to be used. Add brackets around macro argument.
3577 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
3579 * config/i386/i386.md (*<any_or:code>hi_1): Fix operand 2 constraints.
3581 2016-11-23 Jakub Jelinek <jakub@redhat.com>
3584 * opts.c (parse_sanitizer_options): For -fsanitize=undefined,
3585 restore enabling also SANITIZE_UNREACHABLE and SANITIZE_RETURN.
3587 2016-11-23 Jakub Jelinek <jakub@redhat.com>
3590 * omp-low.c (build_outer_var_ref): Change lastprivate argument
3591 to code, pass it recursively, adjust uses. For OMP_CLAUSE_PRIVATE
3592 on worksharing constructs, treat it like clauses on simd construct.
3594 (lower_rec_input_clauses): For OMP_CLAUSE_PRIVATE_OUTER_REF pass
3595 OMP_CLAUSE_PRIVATE as last argument to build_outer_var_ref.
3596 (lower_lastprivate_clauses): Pass OMP_CLAUSE_LASTPRIVATE instead
3597 of true as last argument to build_outer_var_ref.
3599 2016-11-23 Uros Bizjak <ubizjak@gmail.com>
3601 * config/i386/i386.md (*movqi_internal): Calculate mode
3602 attribute of alternatives 7,8,9 depending on TARGET_AVX512DQ.
3603 <TYPE_MSKMOV>: Emit kmovw for MODE_HI insn mode attribute.
3604 (*k<logic><mode>): Calculate mode attribute depending on
3605 TARGET_AVX512DQ. Emit k<logic>w for MODE_HI insn mode attribute.
3606 (*andqi_1): Calculate mode attribute of alternative 3 depending
3607 on TARGET_AVX512DQ. Emit kandw for MODE_HI insn mode attribute.
3608 (kandn<mode>): Calculate mode attribute of alternative 2 depending
3609 on TARGET_AVX512DQ. Emit kandnw for MODE_HI insn mode attribute.
3610 (kxnor<mode>): Merge insn patterns using SWI1248_AVX512BW mode
3611 iterator. Calculate mode attribute of alternative 1 depending
3612 on TARGET_AVX512DQ. Emit kxnorw for MODE_HI insn mode attribute.
3613 (*one_cmplqi2_1): Calculate mode attribute of alternative 2 depending
3614 on TARGET_AVX512DQ. Emit knotw for MODE_HI insn mode attribute.
3616 2016-11-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3619 * gimple-fold.c (fold_stmt_1): Handle case for GIMPLE_RETURN.
3620 * tree-vrp.c (extract_range_basic): Handle case for
3621 CFN_BUILT_IN_STRLEN.
3623 2016-11-23 Jeff Law <law@redhat.com>
3625 * config/mcore/mcore.c (emit_new_cond_insn): Fix prototype.
3627 * config/iq2000/iq2000.c (iq2000_rtx_costs): Avoid multiplication
3628 in boolean context warning.
3630 * config/ia64/ia64.c (ia64_emit_insn_before): Fix prototype.
3632 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3635 * config/arm/arm-builtins.c (arm_simd_floatHF_type_node): Rename to...
3636 (arm_fp16_type_node): ...This, make visibile.
3637 (arm_simd_builtin_std_type): Rename arm_simd_floatHF_type_node to
3639 (arm_init_simd_builtin_types): Likewise.
3640 (arm_init_fp16_builtins): Likewise.
3641 * config/arm/arm.c (arm_excess_precision): New.
3642 (arm_floatn_mode): Likewise.
3643 (TARGET_C_EXCESS_PRECISION): Likewise.
3644 (TARGET_FLOATN_MODE): Likewise.
3645 (arm_promoted_type): Only promote arm_fp16_type_node.
3646 * config/arm/arm.h (arm_fp16_type_node): Declare.
3648 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3650 * config/arm/arm.c (arm_convert_to_type): Delete.
3651 (TARGET_CONVERT_TO_TYPE): Delete.
3652 (arm_init_libfuncs): Enable trunc_optab from DFmode to HFmode.
3653 (arm_libcall_uses_aapcs_base): Add trunc_optab from DF- to HFmode.
3654 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): New.
3655 * config/arm/arm.md (truncdfhf2): Only convert through SFmode if we
3656 are in fast math mode, and have no single step hardware instruction.
3657 (extendhfdf2): Only expand through SFmode if we don't have a
3658 single-step hardware instruction.
3659 * config/arm/vfp.md (*truncdfhf2): New.
3660 (extendhfdf2): Likewise.
3662 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3664 * targhooks.c (default_floatn_mode): Enable _Float16 if a target
3667 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3669 * config/s390/s390.h (TARGET_FLT_EVAL_METHOD): Delete.
3670 * config/m68k/m68k.h (TARGET_FLT_EVAL_METHOD): Delete.
3671 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Delete.
3672 * defaults.h (TARGET_FLT_EVAL_METHOD): Delete.
3673 * doc/tm.texi.in (TARGET_FLT_EVAL_METHOD): Delete.
3674 * doc/tm.texi: Regenerate.
3675 * system.h (TARGET_FLT_EVAL_METHOD): Poison.
3677 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3679 * toplev.c (init_excess_precision): Delete most logic.
3680 * tree.c (excess_precision_type): Rewrite to use
3681 TARGET_EXCESS_PRECISION.
3682 * doc/invoke.texi (-fexcess-precision): Document behaviour in a
3683 more generic fashion.
3684 * ginclude/float.h: Wrap definition of FLT_EVAL_METHOD in
3685 __STDC_WANT_IEC_60559_TYPES_EXT__.
3687 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3689 * common.opt (fpermitted-flt-eval-methods): New.
3690 * doc/invoke.texi (-fpermitted-flt-eval-methods): Document it.
3691 * flag_types.h (permitted_flt_eval_methods): New.
3693 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3695 * config/m68k/m68k.c (m68k_excess_precision): New.
3696 (TARGET_C_EXCESS_PRECISION): Define.
3698 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3700 * config/s390/s390.c (s390_excess_precision): New.
3701 (TARGET_C_EXCESS_PRECISION): Define.
3703 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3705 * config/i386/i386.c (ix86_excess_precision): New.
3706 (TARGET_C_EXCESS_PRECISION): Define.
3708 2016-11-23 James Greenhalgh <james.greenhalgh@arm.com>
3710 * target.def (excess_precision): New hook.
3711 * target.h (flt_eval_method): New.
3712 (excess_precision_type): Likewise.
3713 * targhooks.c (default_excess_precision): New.
3714 * targhooks.h (default_excess_precision): New.
3715 * doc/tm.texi.in (TARGET_C_EXCESS_PRECISION): New.
3716 * doc/tm.texi: Regenerate.
3718 2016-11-23 Martin Sebor <msebor@redhat.com>
3721 * gimple-ssa-sprintf.c (format_string): Correct the maxima and
3722 set the minimum number of bytes for an unknown string to zero.
3724 2016-11-23 Martin Jambor <mjambor@suse.cz>
3725 Martin Liska <mliska@suse.cz>
3727 * hsa-builtins.def: New file.
3728 * Makefile.in (BUILTINS_DEF): Add hsa-builtins.def dependency.
3729 * builtins.def: Include hsa-builtins.def.
3730 (DEF_HSA_BUILTIN): New macro.
3731 * dumpfile.h (OPTGROUP_OPENMP): Define.
3732 * dumpfile.c (optgroup_options): Added OPTGROUP_OPENMP.
3733 * gimple.h (gf_mask): Added elements GF_OMP_FOR_GRID_INTRA_GROUP and
3734 GF_OMP_FOR_GRID_GROUP_ITER.
3735 (gimple_omp_for_grid_phony): Added checking assert.
3736 (gimple_omp_for_set_grid_phony): Likewise.
3737 (gimple_omp_for_grid_intra_group): New function.
3738 (gimple_omp_for_set_grid_intra_group): Likewise.
3739 (gimple_omp_for_grid_group_iter): Likewise.
3740 (gimple_omp_for_set_grid_group_iter): Likewise.
3741 * omp-low.c (check_omp_nesting_restrictions): Allow GRID loop where
3742 previosuly only distribute loop was permitted.
3743 (lower_lastprivate_clauses): Allow non tcc_comparison predicates.
3744 (grid_get_kernel_launch_attributes): Support multiple HSA grid
3746 (grid_expand_omp_for_loop): Likewise and also support standalone
3747 distribute constructs. New parameter INTRA_GROUP, updated both users.
3748 (grid_expand_target_grid_body): Support standalone distribute
3750 (pass_data_expand_omp): Changed optinfo_flags to OPTGROUP_OPENMP.
3751 (pass_data_expand_omp_ssa): Likewise.
3752 (pass_data_omp_device_lower): Likewsie.
3753 (pass_data_lower_omp): Likewise.
3754 (pass_data_diagnose_omp_blocks): Likewise.
3755 (pass_data_oacc_device_lower): Likewise.
3756 (pass_data_omp_target_link): Likewise.
3757 (grid_lastprivate_predicate): New function.
3758 (lower_omp_for_lastprivate): Call grid_lastprivate_predicate for
3760 (lower_omp_for): Support standalone distribute constructs.
3761 (grid_prop): New type.
3762 (grid_safe_assignment_p): Check for assignments to group_sizes, new
3764 (grid_seq_only_contains_local_assignments): New parameter GRID, pass
3766 (grid_find_single_omp_among_assignments_1): Likewise, improve missed
3767 optimization info messages.
3768 (grid_find_single_omp_among_assignments): Likewise.
3769 (grid_find_ungridifiable_statement): Do not bail out for SIMDs.
3770 (grid_parallel_clauses_gridifiable): New function.
3771 (grid_inner_loop_gridifiable_p): Likewise.
3772 (grid_dist_follows_simple_pattern): Likewise.
3773 (grid_gfor_follows_tiling_pattern): Likewise.
3774 (grid_call_permissible_in_distribute_p): Likewise.
3775 (grid_handle_call_in_distribute): Likewise.
3776 (grid_dist_follows_tiling_pattern): Likewise.
3777 (grid_target_follows_gridifiable_pattern): Support standalone
3778 distribute constructs.
3779 (grid_var_segment): New enum.
3780 (grid_mark_variable_segment): New function.
3781 (grid_copy_leading_local_assignments): Call grid_mark_variable_segment
3782 if a new argument says so.
3783 (grid_process_grid_body): New function.
3784 (grid_eliminate_combined_simd_part): Likewise.
3785 (grid_mark_tiling_loops): Likewise.
3786 (grid_mark_tiling_parallels_and_loops): Likewise.
3787 (grid_process_kernel_body_copy): Support standalone distribute
3789 (grid_attempt_target_gridification): New grid variable holding overall
3790 gridification state. Support standalone distribute constructs and
3792 * doc/optinfo.texi (Optimization groups): Document OPTGROUP_OPENMP.
3793 * hsa.h (hsa_bb): Add method method append_phi.
3794 (hsa_insn_br): Renamed to hsa_insn_cbr, renamed all
3795 occurences in all files too.
3796 (hsa_insn_br): New class, now the ancestor of hsa_incn_cbr.
3797 (is_a_helper <hsa_insn_br *>::test): New function.
3798 (is_a_helper <hsa_insn_cbr *>::test): Adjust to only cover conditional
3799 branch instructions.
3800 (hsa_insn_signal): Make a direct descendant of
3801 hsa_insn_basic. Add memorder constructor parameter and
3802 m_memory_order and m_signalop member variables.
3803 (hsa_insn_queue): Changed constructor parameters to common form.
3804 Added m_segment and m_memory_order member variables.
3805 (hsa_summary_t): Add private member function
3806 process_gpu_implementation_attributes.
3807 (hsa_function_summary): Rename m_binded_function to
3809 (hsa_insn_basic_p): Remove typedef.
3810 (hsa_op_with_type): Change hsa_insn_basic_p into plain pointers.
3811 (hsa_op_reg_p): Remove typedef.
3812 (hsa_function_representation): Change hsa_op_reg_p into plain
3814 (hsa_insn_phi): Removed new and delete operators.
3815 (hsa_insn_br): Likewise.
3816 (hsa_insn_cbr): Likewise.
3817 (hsa_insn_sbr): Likewise.
3818 (hsa_insn_cmp): Likewise.
3819 (hsa_insn_mem): Likewise.
3820 (hsa_insn_atomic): Likewise.
3821 (hsa_insn_signal): Likewise.
3822 (hsa_insn_seg): Likewise.
3823 (hsa_insn_call): Likewise.
3824 (hsa_insn_arg_block): Likewise.
3825 (hsa_insn_comment): Likewise.
3826 (hsa_insn_srctype): Likewise.
3827 (hsa_insn_packed): Likewise.
3828 (hsa_insn_cvt): Likewise.
3829 (hsa_insn_alloca): Likewise.
3830 * hsa.c (hsa_destroy_insn): Also handle instances of hsa_insn_br.
3831 (process_gpu_implementation_attributes): New function.
3832 (link_functions): Move some functionality into it. Adjust after
3833 renaming m_binded_functions to m_bound_functions.
3834 (hsa_insn_basic::op_output_p): Add BRIG_OPCODE_DEBUGTRAP
3835 to the list of instructions with no output registers.
3836 (get_in_type): Return this if it is a register of
3838 (hsa_get_declaration_name): Moved to...
3839 * hsa-gen.c (hsa_get_declaration_name): ...here. Allocate
3840 temporary string on an obstack instead from ggc.
3841 (query_hsa_grid): Renamed to query_hsa_grid_dim, reimplemented, cut
3842 down to two overloads.
3843 (hsa_allocp_operand_address): Removed.
3844 (hsa_allocp_operand_immed): Likewise.
3845 (hsa_allocp_operand_reg): Likewise.
3846 (hsa_allocp_operand_code_list): Likewise.
3847 (hsa_allocp_operand_operand_list): Likewise.
3848 (hsa_allocp_inst_basic): Likewise.
3849 (hsa_allocp_inst_phi): Likewise.
3850 (hsa_allocp_inst_mem): Likewise.
3851 (hsa_allocp_inst_atomic): Likewise.
3852 (hsa_allocp_inst_signal): Likewise.
3853 (hsa_allocp_inst_seg): Likewise.
3854 (hsa_allocp_inst_cmp): Likewise.
3855 (hsa_allocp_inst_br): Likewise.
3856 (hsa_allocp_inst_sbr): Likewise.
3857 (hsa_allocp_inst_call): Likewise.
3858 (hsa_allocp_inst_arg_block): Likewise.
3859 (hsa_allocp_inst_comment): Likewise.
3860 (hsa_allocp_inst_queue): Likewise.
3861 (hsa_allocp_inst_srctype): Likewise.
3862 (hsa_allocp_inst_packed): Likewise.
3863 (hsa_allocp_inst_cvt): Likewise.
3864 (hsa_allocp_inst_alloca): Likewise.
3865 (hsa_allocp_bb): Likewise.
3867 (hsa_init_data_for_cfun): Initialize obstack.
3868 (hsa_deinit_data_for_cfun): Release memory of the obstack.
3869 (hsa_op_immed::operator new): Use obstack instead of object_allocator.
3870 (hsa_op_reg::operator new): Likewise.
3871 (hsa_op_address::operator new): Likewise.
3872 (hsa_op_code_list::operator new): Likewise.
3873 (hsa_op_operand_list::operator new): Likewise.
3874 (hsa_insn_basic::operator new): Likewise.
3875 (hsa_insn_phi::operator new): Likewise.
3876 (hsa_insn_br::operator new): Likewise.
3877 (hsa_insn_sbr::operator new): Likewise.
3878 (hsa_insn_cmp::operator new): Likewise.
3879 (hsa_insn_mem::operator new): Likewise.
3880 (hsa_insn_atomic::operator new): Likewise.
3881 (hsa_insn_signal::operator new): Likewise.
3882 (hsa_insn_seg::operator new): Likewise.
3883 (hsa_insn_call::operator new): Likewise.
3884 (hsa_insn_arg_block::operator new): Likewise.
3885 (hsa_insn_comment::operator new): Likewise.
3886 (hsa_insn_srctype::operator new): Likewise.
3887 (hsa_insn_packed::operator new): Likewise.
3888 (hsa_insn_cvt::operator new): Likewise.
3889 (hsa_insn_alloca::operator new): Likewise.
3890 (hsa_init_new_bb): Likewise.
3891 (hsa_bb::append_phi): New function.
3892 (gen_hsa_phi_from_gimple_phi): Use it.
3893 (get_symbol_for_decl): Fix dinstinguishing between
3894 global and local functions. Put local variables into a segment
3895 according to their attribute or static flag, if there is one.
3896 (hsa_insn_br::hsa_insn_br): New.
3897 (hsa_insn_br::operator new): Likewise.
3898 (hsa_insn_cbr::hsa_insn_cbr): Set width via ancestor constructor.
3899 (query_hsa_grid_nodim): New function.
3900 (multiply_grid_dim_characteristics): Likewise.
3901 (gen_get_num_threads): Likewise.
3902 (gen_get_num_teams): Reimplemented.
3903 (gen_get_team_num): Likewise.
3904 (gen_hsa_insns_for_known_library_call): Updated calls to the above
3906 (get_memory_order_name): Removed.
3907 (get_memory_order): Likewise.
3908 (hsa_memorder_from_tree): New function.
3909 (gen_hsa_ternary_atomic_for_builtin): Renamed to
3910 gen_hsa_atomic_for_builtin, can also create signals.
3911 (gen_hsa_insns_for_call): Handle many new builtins. Adjust to use
3912 hsa_memory_order_from_tree and gen_hsa_atomic_for_builtin.
3913 (hsa_insn_atomic): Fix function comment.
3914 (hsa_insn_signal::hsa_insn_signal): Fix comment. Update call to
3915 ancestor constructor and initialization of new member variables.
3916 (hsa_insn_queue::hsa_insn_queue): Added initialization of new
3918 (hsa_get_host_function): Handle functions with no bound CPU
3919 implementation. Fix binded to bound.
3920 (get_brig_function_name): Likewise.
3921 (HSA_SORRY_ATV): Remove semicolon after macro.
3922 (HSA_SORRY_AT): Likewise.
3923 (omp_simple_builtin::generate): Add missing semicolons.
3924 (hsa_insn_phi::operator new): Removed.
3925 (hsa_insn_br::operator new): Likewise.
3926 (hsa_insn_cbr::operator new): Likewise.
3927 (hsa_insn_sbr::operator new): Likewise.
3928 (hsa_insn_cmp::operator new): Likewise.
3929 (hsa_insn_mem::operator new): Likewise.
3930 (hsa_insn_atomic::operator new): Likewise.
3931 (hsa_insn_signal::operator new): Likewise.
3932 (hsa_insn_seg::operator new): Likewise.
3933 (hsa_insn_call::operator new): Likewise.
3934 (hsa_insn_arg_block::operator new): Likewise.
3935 (hsa_insn_comment::operator new): Likewise.
3936 (hsa_insn_srctype::operator new): Likewise.
3937 (hsa_insn_packed::operator new): Likewise.
3938 (hsa_insn_cvt::operator new): Likewise.
3939 (hsa_insn_alloca::operator new): Likewise.
3940 (get_symbol_for_decl): Accept CONST_DECLs, put them to
3942 (gen_hsa_addr): Also process CONST_DECLs.
3943 (gen_hsa_addr_insns): Process CONST_DECLs by creating private
3945 (gen_hsa_unary_operation): Make sure the function does
3946 not use bittype source type for firstbit and lastbit operations.
3947 (gen_hsa_popcount_to_dest): Make sure the function uses a bittype
3949 * hsa-brig.c (emit_insn_operands): Cope with zero operands in an
3951 (emit_branch_insn): Renamed to emit_cond_branch_insn.
3952 Emit the width stored in the class.
3953 (emit_generic_branch_insn): New function.
3954 (emit_insn): Call emit_generic_branch_insn.
3955 (emit_signal_insn): Remove obsolete comment. Update
3956 member variable name, pick a type according to profile.
3957 (emit_alloca_insn): Remove obsolete comment.
3958 (emit_atomic_insn): Likewise.
3959 (emit_queue_insn): Get segment and memory order from the IR object.
3960 (hsa_brig_section): Make allocate_new_chunk, chunks
3961 and cur_chunk provate, add a default NULL parameter to add method.
3962 (hsa_brig_section::add): Added a new parameter, store pointer to
3963 output data there if it is non-NULL.
3964 (emit_function_directives): Use this new parameter instead of
3965 calculating the pointer itself, fix function comment.
3966 (hsa_brig_emit_function): Add forgotten endian conversion.
3967 (hsa_output_kernels): Remove unnecessary building of
3968 kernel_dependencies_vector_type.
3969 (emit_immediate_operand): Declare.
3970 (emit_directive_variable): Also emit initializers of CONST_DECLs.
3971 (gen_hsa_insn_for_internal_fn_call): Also handle IFN_RSQRT.
3972 (verify_function_arguments): Properly detect variadic
3974 * hsa-dump.c (hsa_width_specifier_name): New function.
3975 (dump_hsa_insn_1): Dump generic branch instructions, update signal
3976 member variable name. Special dumping for queue objects.
3977 * ipa-hsa.c (process_hsa_functions): Adjust after renaming
3978 m_binded_functions to m_bound_functions. Copy externally visible flag
3980 (ipa_hsa_write_summary): Likewise.
3981 (ipa_hsa_read_section): Likewise.
3983 2016-11-23 Richard Biener <rguenther@suse.de>
3985 PR tree-optimization/78396
3986 * tree-vectorizer.c (vectorize_loops): If an innermost loop didn't
3987 vectorize try vectorizing an if-converted body using BB vectorization.
3989 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
3990 Alan Hayward <alan.hayward@arm.com>
3991 David Sherwood <david.sherwood@arm.com>
3993 * rtlanal.c (subreg_get_info): Use more local variables.
3994 Remark that for HARD_REGNO_NREGS_HAS_PADDING, each scalar unit
3995 occupies at least one register. Assume that full hard registers
3996 have consistent endianness. Share previously-duplicated if block.
3997 Rework the main handling so that it operates on independently-
3998 addressable YMODE-sized blocks. Use subreg_size_lowpart_offset
3999 to check lowpart offsets, without trying to find an equivalent
4000 integer mode first. Handle WORDS_BIG_ENDIAN != REG_WORDS_BIG_ENDIAN
4001 as a final register-endianness correction.
4003 2016-11-23 Segher Boessenkool <segher@kernel.crashing.org>
4009 * combine.c (make_compound_operation_int): Do not convert a subreg of
4010 a non-constant logical shift right to a zero_extract. Handle the case
4011 where some zero bits have been shifted into the range covered by that
4014 2016-11-23 Richard Sandiford <richard.sandiford@arm.com>
4015 Alan Hayward <alan.hayward@arm.com>
4016 David Sherwood <david.sherwood@arm.com>
4018 * rtl.h (subreg_size_offset_from_lsb): Declare.
4019 (subreg_offset_from_lsb): New function.
4020 (subreg_size_lowpart_offset): Declare.
4021 (subreg_lowpart_offset): Turn into an inline function.
4022 (subreg_size_highpart_offset): Declare.
4023 (subreg_highpart_offset): Turn into an inline function.
4024 * emit-rtl.c (subreg_size_lowpart_offset): New function.
4025 (subreg_size_highpart_offset): Likewise
4026 * rtlanal.c (subreg_size_offset_from_lsb): Likewise.
4028 2016-11-23 Richard Biener <rguenther@suse.de>
4030 PR tree-optimization/78482
4031 * tree-cfgcleanup.c: Include tree-ssa-loop-niter.h.
4032 (remove_forwarder_block_with_phi): When merging with a loop
4033 header creates a new latch reset number of iteration information
4036 2016-11-23 Eric Botcazou <ebotcazou@adacore.com>
4038 * config/sparc/sparc.md (*ashrsi3_extend): Rename to...
4039 (*ashrsi3_extend0): ...this. Accept constant integers.
4040 (*ashrsi3_extend2): Rename to...
4041 (*ashrsi3_extend1): ...this.
4042 (*ashrsi3_extend2): New pattern.
4043 (*lshrsi3_extend1): Accept constant integers.
4044 (*lshrsi3_extend2): Fix condition on operand 2.
4046 2016-11-23 Martin Liska <mliska@suse.cz>
4048 * config/i386/i386.c: Initialize function pointer to NULL.
4050 2016-11-23 Bin Cheng <bin.cheng@arm.com>
4052 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
4053 for A == C1 ? A : C2 to below.
4054 * match.pd: Move from above to here:
4055 (cond (eq (convert1? x) c1) (convert2? x) c2)
4056 -> (cond (eq x c1) c1 c2).
4058 2016-11-23 Bin Cheng <bin.cheng@arm.com>
4060 * fold-const.c (fold_cond_expr_with_comparison): Move simplification
4061 for A cmp C1 ? A : C2 to below, also simplify remaining code.
4062 * match.pd: Move and extend simplification from above to here:
4063 (cond (cmp (convert1? x) c1) (convert2? x) c2) -> (minmax (x c)).
4064 * tree-if-conv.c (ifcvt_follow_ssa_use_edges): New func.
4065 (predicate_scalar_phi): Call fold_stmt using the new valueize func.
4067 2016-11-23 Martin Liska <mliska@suse.cz>
4068 Martin Jambor <mjambor@suse.cz>
4070 * doc/install.texi: Remove entry about --with-hsa-kmt-lib.
4072 2016-11-23 Aldy Hernandez <aldyh@redhat.com>
4075 * opts.c (finish_options): Set -fsyntax-only if running self tests.
4077 2016-11-23 Richard Biener <rguenther@suse.de>
4080 * match.pd ((~X & Y) -> X < Y, (X & ~Y) -> Y < X,
4081 (~X | Y) -> X <= Y, (X | ~Y) -> Y <= X): Remove.
4083 2016-11-23 Richard Biener <rguenther@suse.de>
4086 * tree.c (gimple_canonical_types_compatible_p): Ignore zero-sized
4089 2016-11-23 Richard Biener <rguenther@suse.de>
4090 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.rog>
4092 PR tree-optimization/78154
4093 * tree-vrp.c (gimple_stmt_nonzero_warnv_p): Return true if function
4094 returns it's argument and the argument is nonnull.
4095 * builtin-attrs.def: Define ATTR_RETURNS_NONNULL,
4096 ATT_RETNONNULL_NOTHROW_LEAF.
4097 * builtins.def (BUILT_IN_MEMPCPY): Change attribute to
4098 ATTR_RETNONNULL_NOTHROW_LEAF.
4099 (BUILT_IN_STPCPY): Likewise.
4100 (BUILT_IN_STPNCPY): Likewise.
4101 (BUILT_IN_MEMPCPY_CHK): Likewise.
4102 (BUILT_IN_STPCPY_CHK): Likewise.
4103 (BUILT_IN_STPNCPY_CHK): Likewise.
4104 (BUILT_IN_STRCAT): Change attribute to ATTR_RET1_NOTHROW_NONNULL_LEAF.
4105 (BUILT_IN_STRNCAT): Likewise.
4106 (BUILT_IN_STRNCPY): Likewise.
4107 (BUILT_IN_MEMSET_CHK): Likewise.
4108 (BUILT_IN_STRCAT_CHK): Likewise.
4109 (BUILT_IN_STRCPY_CHK): Likewise.
4110 (BUILT_IN_STRNCAT_CHK): Likewise.
4111 (BUILT_IN_STRNCPY_CHK): Likewise.
4113 2016-11-23 Naveen H.S <Naveen.Hurugalawadi@caviumnetworks.com>
4115 * fold-const.c (tree_expr_nonzero_p) : Make non-static.
4116 * fold-const.h (tree_expr_nonzero_p) : Declare.
4117 * match.pd (cmp (mult:c @0 @1) (mult:c @2 @1) : New Pattern.
4119 2016-11-23 Paolo Bonzini <bonzini@gnu.org>
4121 * system.h (HAVE_DESIGNATED_INITIALIZERS,
4122 HAVE_DESIGNATED_UNION_INITIALIZERS): Do not use
4123 "defined" in macros.
4124 * doc/cpp.texi (Defined): Mention -Wexpansion-to-defined.
4125 * doc/cppopts.texi (Invocation): Document -Wexpansion-to-defined.
4126 * doc/invoke.texi (Warning Options): Document -Wexpansion-to-defined.
4128 2016-11-23 Georg-Johann Lay <avr@gjlay.de>
4131 * config/avr/constraints.md (Csp): Widen range to [-11..6].
4132 * config/avr/avr.c (avr_prologue_setup_frame): Limit number
4133 of RCALLs in prologue to 3.
4135 2016-11-22 Michael Collison <michael.collison@arm.com>
4137 * config/aarch64/aarch64-protos.h
4138 (aarch64_and_split_imm1, aarch64_and_split_imm2)
4139 (aarch64_and_bitmask_imm): New prototypes
4140 * config/aarch64/aarch64.c (aarch64_and_split_imm1):
4141 New overloaded function to create bit mask covering the
4142 lowest to highest bits set.
4143 (aarch64_and_split_imm2): New overloaded functions to create bit
4144 mask of zeros between first and last bit set.
4145 (aarch64_and_bitmask_imm): New function to determine if a integer
4146 is a valid two instruction "and" operation.
4147 * config/aarch64/aarch64.md:(and<mode>3): New define_insn and _split
4148 allowing wider range of constants with "and" operations.
4149 * (ior<mode>3, xor<mode>3): Use new LOGICAL2 iterator to prevent
4150 "and" operator from matching restricted constant range used for
4151 ior and xor operators.
4152 * config/aarch64/constraints.md (UsO constraint): New SImode constraint
4153 for constants in "and" operantions.
4154 (UsP constraint): New DImode constraint for constants
4155 in "and" operations.
4156 * config/aarch64/iterators.md (lconst2): New mode iterator.
4157 (LOGICAL2): New code iterator.
4158 * config/aarch64/predicates.md (aarch64_logical_and_immediate): New
4160 (aarch64_logical_and_operand): New predicate allowing extended
4161 constants for "and" operations.
4163 2016-11-22 Walter Lee <walt@tilera.com>
4165 * config/tilegx/tilegx.md (trap): New pattern.
4166 * config/tilepro/tilepro.md (trap): Likewise.
4168 2016-11-22 Walter Lee <walt@tilera.com>
4170 * config/tilegx/tilegx.md (*zero_extract): Use
4171 define_insn_and_split instead of define_insn; Handle pos + size >
4173 (*sign_extract): Likewise.
4175 2016-11-22 Marek Polacek <polacek@redhat.com>
4177 PR tree-optimization/78455
4178 * tree-ssa-uninit.c (can_chain_union_be_invalidated_p): Fix typo.
4180 2016-11-22 Ian Lance Taylor <iant@golang.org>
4184 * godump.c (go_format_type): Always pass alignment as 1 when
4185 calling go_append_padding at end of struct/union.
4187 2016-11-22 Jakub Jelinek <jakub@redhat.com>
4190 * config/i386/avx512bwintrin.h (_mm512_setzero_qi,
4191 _mm512_setzero_hi): Removed.
4192 (_mm512_maskz_mov_epi16, _mm512_maskz_loadu_epi16,
4193 _mm512_maskz_mov_epi8, _mm512_maskz_loadu_epi8,
4194 _mm512_maskz_broadcastb_epi8, _mm512_maskz_set1_epi8,
4195 _mm512_maskz_broadcastw_epi16, _mm512_maskz_set1_epi16,
4196 _mm512_mulhrs_epi16, _mm512_maskz_mulhrs_epi16, _mm512_mulhi_epi16,
4197 _mm512_maskz_mulhi_epi16, _mm512_mulhi_epu16,
4198 _mm512_maskz_mulhi_epu16, _mm512_maskz_mullo_epi16,
4199 _mm512_cvtepi8_epi16, _mm512_maskz_cvtepi8_epi16, _mm512_cvtepu8_epi16,
4200 _mm512_maskz_cvtepu8_epi16, _mm512_permutexvar_epi16,
4201 _mm512_maskz_permutexvar_epi16, _mm512_avg_epu8, _mm512_maskz_avg_epu8,
4202 _mm512_maskz_add_epi8, _mm512_maskz_sub_epi8, _mm512_avg_epu16,
4203 _mm512_maskz_avg_epu16, _mm512_subs_epi8, _mm512_maskz_subs_epi8,
4204 _mm512_subs_epu8, _mm512_maskz_subs_epu8, _mm512_adds_epi8,
4205 _mm512_maskz_adds_epi8, _mm512_adds_epu8, _mm512_maskz_adds_epu8,
4206 _mm512_maskz_sub_epi16, _mm512_subs_epi16, _mm512_maskz_subs_epi16,
4207 _mm512_subs_epu16, _mm512_maskz_subs_epu16, _mm512_maskz_add_epi16,
4208 _mm512_adds_epi16, _mm512_maskz_adds_epi16, _mm512_adds_epu16,
4209 _mm512_maskz_adds_epu16, _mm512_srl_epi16, _mm512_maskz_srl_epi16,
4210 _mm512_packs_epi16, _mm512_sll_epi16, _mm512_maskz_sll_epi16,
4211 _mm512_maddubs_epi16, _mm512_maskz_maddubs_epi16, _mm512_unpackhi_epi8,
4212 _mm512_maskz_unpackhi_epi8, _mm512_unpackhi_epi16,
4213 _mm512_maskz_unpackhi_epi16, _mm512_unpacklo_epi8,
4214 _mm512_maskz_unpacklo_epi8, _mm512_unpacklo_epi16,
4215 _mm512_maskz_unpacklo_epi16, _mm512_shuffle_epi8,
4216 _mm512_maskz_shuffle_epi8, _mm512_min_epu16, _mm512_maskz_min_epu16,
4217 _mm512_min_epi16, _mm512_maskz_min_epi16, _mm512_max_epu8,
4218 _mm512_maskz_max_epu8, _mm512_max_epi8, _mm512_maskz_max_epi8,
4219 _mm512_min_epu8, _mm512_maskz_min_epu8, _mm512_min_epi8,
4220 _mm512_maskz_min_epi8, _mm512_max_epi16, _mm512_maskz_max_epi16,
4221 _mm512_max_epu16, _mm512_maskz_max_epu16, _mm512_sra_epi16,
4222 _mm512_maskz_sra_epi16, _mm512_srav_epi16, _mm512_maskz_srav_epi16,
4223 _mm512_srlv_epi16, _mm512_maskz_srlv_epi16, _mm512_sllv_epi16,
4224 _mm512_maskz_sllv_epi16, _mm512_maskz_packs_epi16, _mm512_packus_epi16,
4225 _mm512_maskz_packus_epi16, _mm512_abs_epi8, _mm512_maskz_abs_epi8,
4226 _mm512_abs_epi16, _mm512_maskz_abs_epi16, _mm512_dbsad_epu8,
4227 _mm512_maskz_dbsad_epu8, _mm512_srli_epi16, _mm512_maskz_srli_epi16,
4228 _mm512_slli_epi16, _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
4229 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
4230 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
4231 _mm512_maskz_srai_epi16, _mm512_packs_epi32,
4232 _mm512_maskz_packs_epi32, _mm512_packus_epi32,
4233 _mm512_maskz_packus_epi32): Use _mm512_setzero_si512 instead of
4234 _mm512_setzero_qi or _mm512_setzero_hi.
4235 (_mm512_maskz_alignr_epi8, _mm512_dbsad_epu8,
4236 _mm512_maskz_dbsad_epu8): Formatting fixes.
4237 (_mm512_srli_epi16, _mm512_maskz_srli_epi16, _mm512_slli_epi16,
4238 _mm512_maskz_slli_epi16, _mm512_shufflehi_epi16,
4239 _mm512_maskz_shufflehi_epi16, _mm512_shufflelo_epi16,
4240 _mm512_maskz_shufflelo_epi16, _mm512_srai_epi16,
4241 _mm512_maskz_srai_epi16): Use _mm512_setzero_si512 instead of
4242 _mm512_setzero_qi or _mm512_setzero_hi.
4244 2016-11-22 Nathan Sidwell <nathan@acm.org>
4246 * gcc-ar.c (main): Fix indentation.
4247 * gcov-io.c (gcov_write_summary): Remove extraneous {...}
4248 * ggc-page.c (move_ptes_to_front): Fix formatting.
4249 * hsa-dump.c (dump_has_cfun): Fix indentation.
4250 * sel-sched-ir.h: Remove trailing blank lines.
4252 2016-11-22 Jakub Jelinek <jakub@redhat.com>
4253 Alexander Monakov <amonakov@ispras.ru>
4255 * internal-fn.c (expand_GOMP_USE_SIMT): New function.
4256 * tree.c (omp_clause_num_ops): OMP_CLAUSE__SIMT_ has 0 operands.
4257 (omp_clause_code_name): Add _simt_ name.
4258 (walk_tree_1): Handle OMP_CLAUSE__SIMT_.
4259 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__SIMT_.
4260 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__SIMT_.
4261 (scan_omp_simd): New function.
4262 (scan_omp_1_stmt): Use it in target regions if needed.
4263 (omp_max_vf): Don't max with omp_max_simt_vf.
4264 (lower_rec_simd_input_clauses): Use omp_max_simt_vf if
4265 OMP_CLAUSE__SIMT_ is present.
4266 (lower_rec_input_clauses): Compute maybe_simt from presence of
4268 (lower_lastprivate_clauses): Likewise.
4269 (expand_omp_simd): Likewise. Remove explicit offloaded region check.
4270 (execute_omp_device_lower): Lower IFN_GOMP_USE_SIMT.
4271 * internal-fn.def (GOMP_USE_SIMT): New internal function.
4272 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__SIMT_.
4274 2016-11-22 Alexander Monakov <amonakov@ispras.ru>
4276 * internal-fn.c (expand_GOMP_SIMT_LANE): New.
4277 (expand_GOMP_SIMT_VF): New.
4278 (expand_GOMP_SIMT_LAST_LANE): New.
4279 (expand_GOMP_SIMT_ORDERED_PRED): New.
4280 (expand_GOMP_SIMT_VOTE_ANY): New.
4281 (expand_GOMP_SIMT_XCHG_BFLY): New.
4282 (expand_GOMP_SIMT_XCHG_IDX): New.
4283 * internal-fn.def (GOMP_SIMT_LANE): New.
4284 (GOMP_SIMT_VF): New.
4285 (GOMP_SIMT_LAST_LANE): New.
4286 (GOMP_SIMT_ORDERED_PRED): New.
4287 (GOMP_SIMT_VOTE_ANY): New.
4288 (GOMP_SIMT_XCHG_BFLY): New.
4289 (GOMP_SIMT_XCHG_IDX): New.
4290 * omp-low.c (omp_maybe_offloaded_ctx): New, outlined from...
4291 (create_omp_child_function): ...here. Set "omp target entrypoint"
4292 or "omp declare target" attribute based on is_gimple_omp_offloaded.
4293 (omp_max_simt_vf): New. Use it...
4294 (omp_max_vf): ...here.
4295 (lower_rec_input_clauses): Add reduction lowering for SIMT execution.
4296 (lower_lastprivate_clauses): Likewise, for "lastprivate" lowering.
4297 (lower_omp_ordered): Likewise, for "ordered" lowering.
4298 (expand_omp_simd): Add SIMT transforms.
4299 (pass_data_lower_omp): Add PROP_gimple_lomp_dev.
4300 (execute_omp_device_lower): New.
4301 (pass_data_omp_device_lower): New.
4302 (pass_omp_device_lower): New pass.
4303 (make_pass_omp_device_lower): New.
4304 * passes.def (pass_omp_device_lower): Position new pass.
4305 * tree-pass.h (PROP_gimple_lomp_dev): Define.
4306 (make_pass_omp_device_lower): Declare.
4308 2016-11-22 Jakub Jelinek <jakub@redhat.com>
4311 * config/i386/avx512vlintrin.h (_mm_setzero_di): Removed.
4312 (_mm_maskz_mov_epi64): Use _mm_setzero_si128 instead of
4314 (_mm_maskz_load_epi64): Likewise.
4315 (_mm_setzero_hi): Removed.
4316 (_mm_maskz_loadu_epi64): Use _mm_setzero_si128 instead of
4318 (_mm_abs_epi64, _mm_maskz_abs_epi64, _mm_maskz_srl_epi64,
4319 _mm_maskz_unpackhi_epi64, _mm_maskz_unpacklo_epi64,
4320 _mm_maskz_compress_epi64, _mm_srav_epi64, _mm_maskz_srav_epi64,
4321 _mm_maskz_sllv_epi64, _mm_maskz_srlv_epi64, _mm_rolv_epi64,
4322 _mm_maskz_rolv_epi64, _mm_rorv_epi64, _mm_maskz_rorv_epi64,
4323 _mm_min_epi64, _mm_max_epi64, _mm_max_epu64, _mm_min_epu64,
4324 _mm_lzcnt_epi64, _mm_maskz_lzcnt_epi64, _mm_conflict_epi64,
4325 _mm_maskz_conflict_epi64, _mm_sra_epi64, _mm_maskz_sra_epi64,
4326 _mm_maskz_sll_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
4327 _mm_ror_epi64, _mm_maskz_ror_epi64, _mm_alignr_epi64,
4328 _mm_maskz_alignr_epi64, _mm_srai_epi64, _mm_maskz_slli_epi64):
4330 (_mm_cvtepi32_epi8, _mm256_cvtepi32_epi8, _mm_cvtsepi32_epi8,
4331 _mm256_cvtsepi32_epi8, _mm_cvtusepi32_epi8, _mm256_cvtusepi32_epi8,
4332 _mm_cvtepi32_epi16, _mm256_cvtepi32_epi16, _mm_cvtsepi32_epi16,
4333 _mm256_cvtsepi32_epi16, _mm_cvtusepi32_epi16, _mm256_cvtusepi32_epi16,
4334 _mm_cvtepi64_epi8, _mm256_cvtepi64_epi8, _mm_cvtsepi64_epi8,
4335 _mm256_cvtsepi64_epi8, _mm_cvtusepi64_epi8, _mm256_cvtusepi64_epi8,
4336 _mm_cvtepi64_epi16, _mm256_cvtepi64_epi16, _mm_cvtsepi64_epi16,
4337 _mm256_cvtsepi64_epi16, _mm_cvtusepi64_epi16, _mm256_cvtusepi64_epi16,
4338 _mm_cvtepi64_epi32, _mm256_cvtepi64_epi32, _mm_cvtsepi64_epi32,
4339 _mm256_cvtsepi64_epi32, _mm_cvtusepi64_epi32, _mm256_cvtusepi64_epi32,
4340 _mm_maskz_set1_epi32, _mm_maskz_set1_epi64): Formatting fixes.
4341 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
4342 instead of _mm_setzero_hi.
4343 (_mm256_permutex_pd, _mm256_maskz_permutex_epi64, _mm256_insertf32x4,
4344 _mm256_maskz_insertf32x4, _mm256_inserti32x4, _mm256_maskz_inserti32x4,
4345 _mm256_extractf32x4_ps, _mm256_maskz_extractf32x4_ps,
4346 _mm256_shuffle_i32x4, _mm256_maskz_shuffle_i32x4, _mm256_shuffle_f64x2,
4347 _mm256_maskz_shuffle_f64x2, _mm256_shuffle_f32x4,
4348 _mm256_maskz_shuffle_f32x4, _mm256_maskz_shuffle_pd,
4349 _mm_maskz_shuffle_pd, _mm256_maskz_shuffle_ps, _mm_maskz_shuffle_ps,
4350 _mm256_maskz_srli_epi32, _mm_maskz_srli_epi32, _mm_maskz_srli_epi64,
4351 _mm256_mask_slli_epi32, _mm256_maskz_slli_epi32, _mm256_mask_slli_epi64,
4352 _mm256_maskz_slli_epi64, _mm256_roundscale_ps,
4353 _mm256_maskz_roundscale_ps, _mm256_roundscale_pd,
4354 _mm256_maskz_roundscale_pd, _mm_roundscale_ps, _mm_maskz_roundscale_ps,
4355 _mm_roundscale_pd, _mm_maskz_roundscale_pd, _mm256_getmant_ps,
4356 _mm256_maskz_getmant_ps, _mm_getmant_ps, _mm_maskz_getmant_ps,
4357 _mm256_getmant_pd, _mm256_maskz_getmant_pd, _mm_getmant_pd,
4358 _mm_maskz_getmant_pd, _mm256_maskz_shuffle_epi32,
4359 _mm_maskz_shuffle_epi32, _mm256_rol_epi32, _mm256_maskz_rol_epi32,
4360 _mm_rol_epi32, _mm_maskz_rol_epi32, _mm256_ror_epi32,
4361 _mm256_maskz_ror_epi32, _mm_ror_epi32, _mm_maskz_ror_epi32,
4362 _mm_maskz_alignr_epi32, _mm_maskz_alignr_epi64,
4363 _mm256_maskz_srai_epi32, _mm_maskz_srai_epi32, _mm_srai_epi64,
4364 _mm_maskz_srai_epi64, _mm256_maskz_permutex_pd,
4365 _mm256_maskz_permute_pd, _mm256_maskz_permute_ps, _mm_maskz_permute_pd,
4366 _mm_maskz_permute_ps, _mm256_permutexvar_ps): Formatting fixes.
4367 (_mm_maskz_slli_epi64, _mm_rol_epi64, _mm_maskz_rol_epi64,
4368 _mm_ror_epi64, _mm_maskz_ror_epi64): Use _mm_setzero_si128 instead of
4370 (_mm_maskz_cvtps_ph, _mm256_maskz_cvtps_ph): Use _mm_setzero_si128
4371 instead of _mm_setzero_hi.
4372 * config/i386/avx512dqintrin.h (_mm512_broadcast_f64x2,
4373 _mm512_broadcast_i64x2, _mm512_broadcast_f32x2, _mm512_broadcast_i32x2,
4374 _mm512_broadcast_f32x8, _mm512_broadcast_i32x8): Formatting fixes.
4375 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
4376 _mm_setzero_si128 instead of _mm_setzero_di.
4377 (_mm512_cvtt_roundpd_epi64, _mm512_mask_cvtt_roundpd_epi64,
4378 _mm512_maskz_cvtt_roundpd_epi64, _mm512_cvtt_roundpd_epu64,
4379 _mm512_mask_cvtt_roundpd_epu64, _mm512_maskz_cvtt_roundpd_epu64,
4380 _mm512_cvtt_roundps_epi64, _mm512_mask_cvtt_roundps_epi64,
4381 _mm512_maskz_cvtt_roundps_epi64, _mm512_cvtt_roundps_epu64,
4382 _mm512_mask_cvtt_roundps_epu64, _mm512_maskz_cvtt_roundps_epu64,
4383 _mm512_cvt_roundpd_epi64, _mm512_mask_cvt_roundpd_epi64,
4384 _mm512_maskz_cvt_roundpd_epi64, _mm512_cvt_roundpd_epu64,
4385 _mm512_mask_cvt_roundpd_epu64, _mm512_maskz_cvt_roundpd_epu64,
4386 _mm512_cvt_roundps_epi64, _mm512_mask_cvt_roundps_epi64,
4387 _mm512_maskz_cvt_roundps_epi64, _mm512_cvt_roundps_epu64,
4388 _mm512_mask_cvt_roundps_epu64, _mm512_maskz_cvt_roundps_epu64,
4389 _mm512_cvt_roundepi64_ps, _mm512_mask_cvt_roundepi64_ps,
4390 _mm512_maskz_cvt_roundepi64_ps, _mm512_cvt_roundepu64_ps,
4391 _mm512_mask_cvt_roundepu64_ps, _mm512_maskz_cvt_roundepu64_ps,
4392 _mm512_cvt_roundepi64_pd, _mm512_mask_cvt_roundepi64_pd,
4393 _mm512_maskz_cvt_roundepi64_pd, _mm512_cvt_roundepu64_pd,
4394 _mm512_mask_cvt_roundepu64_pd, _mm512_maskz_cvt_roundepu64_pd,
4395 _mm512_reduce_pd, _mm512_maskz_reduce_pd, _mm512_reduce_ps,
4396 _mm512_maskz_reduce_ps, _mm512_extractf32x8_ps,
4397 _mm512_maskz_extractf32x8_ps, _mm512_extractf64x2_pd,
4398 _mm512_maskz_extractf64x2_pd, _mm512_extracti32x8_epi32,
4399 _mm512_maskz_extracti32x8_epi32, _mm512_range_pd,
4400 _mm512_maskz_range_pd, _mm512_range_ps, _mm512_maskz_range_ps,
4401 _mm512_range_round_pd, _mm512_maskz_range_round_pd,
4402 _mm512_range_round_ps, _mm512_maskz_range_round_ps,
4403 _mm512_maskz_insertf64x2, _mm512_insertf32x8,
4404 _mm512_maskz_insertf32x8): Formatting fixes.
4405 (_mm512_extracti64x2_epi64, _mm512_maskz_extracti64x2_epi64): Use
4406 _mm_setzero_si128 instead of _mm_setzero_di.
4407 * config/i386/avx512vldqintrin.h (_mm_cvttpd_epi64,
4408 _mm_cvttpd_epu64, _mm_cvtpd_epi64, _mm_cvtpd_epu64,
4409 _mm_cvttps_epi64, _mm_maskz_cvttps_epi64, _mm_cvttps_epu64,
4410 _mm_maskz_cvttps_epu64, _mm_maskz_mullo_epi64, _mm_cvtps_epi64,
4411 _mm_maskz_cvtps_epi64, _mm_cvtps_epu64, _mm_maskz_cvtps_epu64,
4412 _mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64): Use
4413 _mm_setzero_si128 instead of _mm_setzero_di.
4414 (_mm256_extracti64x2_epi64, _mm256_maskz_extracti64x2_epi64):
4416 * config/i386/avx512vlbwintrin.h (_mm_maskz_mov_epi8,
4417 _mm_maskz_loadu_epi16, _mm_maskz_mov_epi16, _mm_maskz_loadu_epi8,
4418 _mm_permutexvar_epi16, _mm_maskz_maddubs_epi16): Use
4419 _mm_setzero_si128 instead of _mm_setzero_hi.
4420 (_mm_maskz_min_epu16, _mm_maskz_max_epu8, _mm_maskz_max_epi8,
4421 _mm_maskz_min_epu8, _mm_maskz_min_epi8, _mm_maskz_max_epi16,
4422 _mm_maskz_max_epu16, _mm_maskz_min_epi16): Use _mm_setzero_si128
4423 instead of _mm_setzero_di.
4424 (_mm_dbsad_epu8, _mm_maskz_shufflehi_epi16,
4425 _mm_maskz_shufflelo_epi16): Use _mm_setzero_si128 instead of
4427 (_mm_maskz_shufflehi_epi16, _mm_maskz_shufflelo_epi16,
4428 _mm_maskz_slli_epi16): Use _mm_setzero_si128 instead of
4430 (_mm_maskz_alignr_epi8): Use _mm_setzero_si128 instead of
4432 (_mm_maskz_mulhi_epi16, _mm_maskz_mulhi_epu16, _mm_maskz_mulhrs_epi16,
4433 _mm_maskz_mullo_epi16, _mm_srav_epi16, _mm_srlv_epi16,
4434 _mm_sllv_epi16): Use _mm_setzero_si128 instead of _mm_setzero_hi.
4436 2016-11-22 Carl Love <cel@us.ibm.com>
4438 * config/rs6000/rs6000-c.c: Add built-in support for vector compare
4439 equal and vector compare not equal. The vector compares take two
4440 arguments of type vector bool char, vector bool short, vector bool int,
4441 vector bool long long with the same return type.
4442 * doc/extend.texi: Update built-in documentation file for the new
4445 2016-11-22 Uros Bizjak <ubizjak@gmail.com>
4447 * Makefile.in ($(lang_checks_parallelized)): Fix detection
4450 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
4452 * config.gcc: Allow new rmprofile value for configure option
4453 --with-multilib-list.
4454 * config/arm/t-rmprofile: New file.
4455 * doc/install.texi (--with-multilib-list): Document new rmprofile value
4458 2016-11-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4461 * config/arm/vfp.md (*movdi_vfp_cortexa8): Use 'q' constraints for the
4462 register operand in alternatives 4,5,6.
4464 2016-11-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
4467 * config/arm/arm.c (thumb1_compute_save_reg_mask): Mark frame pointer
4468 in save register mask if it is needed.
4470 2016-11-22 Jakub Jelinek <jakub@redhat.com>
4472 PR tree-optimization/78436
4473 * gimple-ssa-store-merging.c (zero_char_buf): Removed.
4474 (shift_bytes_in_array, shift_bytes_in_array_right,
4475 merged_store_group::apply_stores): Formatting fixes.
4476 (clear_bit_region): Likewise. Use memset.
4477 (encode_tree_to_bitpos): Formatting fixes. Fix comment typos - EPXR
4478 instead of EXPR and inerted instead of inserted. Use memset instead
4479 of zero_char_buf. For !BYTES_BIG_ENDIAN decrease byte_size by 1
4483 * expmed.c (expand_divmod): Use wide_int for computation of
4484 op1_is_pow2. Don't set it if op1 is 0. Formatting fixes.
4485 Use size <= HOST_BITS_PER_WIDE_INT instead of
4486 HOST_BITS_PER_WIDE_INT >= size.
4488 PR tree-optimization/78445
4489 * tree-if-conv.c (tree_if_conversion): If any_pred_load_store or
4490 any_complicated_phi, version loop even if flag_tree_loop_if_convert
4491 is 1. Formatting fix.
4493 2016-11-22 Martin Liska <mliska@suse.cz>
4496 * ipa-icf.c (void sem_item::set_hash): Update m_hash_set.
4497 (sem_function::get_hash): Use the new field.
4498 (sem_function::parse): Remove an argument from ctor.
4499 (sem_variable::parse): Likewise.
4500 (sem_variable::get_hash): Use the new field.
4501 (sem_item_optimizer::read_section): Use new ctor and set hash.
4502 * ipa-icf.h: _hash is removed from sem_item::sem_item,
4503 sem_variable::sem_variable, sem_function::sem_function.
4505 2016-11-21 Jeff Law <law@redhat.com>
4508 * config/cris/cris.md: Don't call copy_to_mode_reg unless
4509 can_create_pseudo_p is true.
4511 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
4514 * config/rs6000/rs6000.md (*rotlsi3_insert_5, *rotldi3_insert_6,
4515 *rotldi3_insert_7): New define_insns.
4517 2016-11-21 Michael Meissner <meissner@linux.vnet.ibm.com>
4519 * config/rs6000/rs6000.md (movdi_internal32): Change constraints
4520 so that DImode can be allocated to FP/vector registers in more
4521 cases, and we can avoid direct move operations. If the register
4522 needs reloading, prefer GPRs over FP/vector registers. In the
4523 case of FPR vs. Altivec registers, prefer FPR registers unless we
4524 have the ISA 3.0 reg+offset scalar instructions.
4525 (movdi_internal64): Likewise.
4527 2016-11-21 Jakub Jelinek <jakub@redhat.com>
4530 * omp-simd-clone.c (simd_clone_adjust_argument_types): Use NULL prefix
4531 for tmp simd array if DECL_NAME (parm) is NULL.
4533 2016-11-20 Jeff Law <law@redhat.com>
4536 * config/m68k/predicates.md (swap_peephole_relational_operator): New
4538 * config/m68k/m68k.md (relational tests against 65535/65536): New
4541 2016-11-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4543 * tree-ssa-loop-prefetch.c: Delete FIXME after the includes.
4545 2016-11-21 Martin Sebor <msebor@redhat.com>
4547 * doc/invoke.texi (-fprintf-return-value): Document that option
4548 is enabled by default.
4550 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
4552 * config/avr/avr-c.c (avr_register_target_pragmas): Use C++
4553 for-loop declaration of loop variable.
4554 (avr_register_target_pragmas, avr_cpu_cpp_builtins): Same.
4555 * config/avr/avr.c (avr_popcount_each_byte)
4556 (avr_init_expanders, avr_regs_to_save, sequent_regs_live)
4557 (get_sequence_length, avr_prologue_setup_frame, avr_map_metric)
4558 (avr_expand_epilogue, avr_function_arg_advance)
4559 (avr_out_compare, avr_out_plus_1, avr_out_bitop, avr_out_fract)
4560 (avr_rotate_bytes, _reg_unused_after, avr_assemble_integer)
4561 (avr_adjust_reg_alloc_order, output_reload_in_const)
4562 (avr_conditional_register_usage, avr_find_unused_d_reg)
4563 (avr_map_decompose, avr_fold_builtin): Same.
4565 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
4567 * config/avr/avr.c (avr_popcount): Remove static function.
4568 (avr_popcount_each_byte, avr_out_bitop): Use popcount_hwi instead.
4570 2016-11-21 Richard Earnshaw <rearnsha@arm.com>
4572 * arm.opt (mapcs-float): Delete option.
4573 * arm.c (arm_option_override): Remove hunk relating to
4575 * doc/invoke.texi (arm options): Remove documentation for -mapcs-float.
4577 2016-11-21 Richard Sandiford <richard.sandiford@arm.com>
4579 * tree-tailcall.c (process_assignment): Simplify the check for
4580 a valid copy, allowing the source to be a local variable as
4581 well as an SSA name.
4582 (find_tail_calls): Allow copies between local variables to follow
4583 the call. Allow the result to be stored in any local variable,
4584 even if it's an aggregate.
4585 (eliminate_tail_call): Check whether the result is an SSA name
4586 before updating its SSA_NAME_DEF_STMT.
4588 2016-11-21 David Malcolm <dmalcolm@redhat.com>
4590 PR preprocessor/78324
4591 * input.c (get_substring_ranges_for_loc): Fail gracefully if
4592 -ftrack-macro-expansion has a value other than 2.
4594 2016-11-21 Segher Boessenkool <segher@kernel.crashing.org>
4596 PR rtl-optimization/78400
4597 * shrink-wrap.c (try_shrink_wrapping_separate): Call
4598 df_update_entry_exit_and_calls instead of df_update_entry_block_defs
4599 and df_update_exit_block_uses.
4601 2016-11-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
4604 * doc/invoke.texi (-Wno-builtin-declaration-mismatch): Document the
4605 new default-enabled warning..
4606 * builtin-types.def (BT_CONST_TM_PTR): New primitive type.
4607 (BT_PTR_CONST_STRING): Updated.
4608 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_PTR): Removed.
4609 (BT_FN_SIZE_STRING_SIZE_CONST_STRING_CONST_TM_PTR): New function type.
4610 * builtins.def (DEF_TM_BUILTIN): Disable BOTH_P for TM builtins.
4611 (strftime): Update builtin function.
4612 * tree-core.h (TI_CONST_TM_PTR_TYPE): New enum value.
4613 * tree.h (const_tm_ptr_type_node): New type node.
4614 * tree.c (free_lang_data, build_common_tree_nodes): Initialize
4615 const_tm_ptr_type_node.
4617 2016-11-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4619 PR tree-optimization/78413
4620 * tree-if-conv.c (versionable_outer_loop_p): Require that both
4621 inner and outer loop latches have single predecessors.
4623 2016-11-21 Georg-Johann Lay <avr@gjlay.de>
4626 * config/avr/avr.c (avr_decl_maybe_lds_p): New static function.
4627 (avr_encode_section_info) [TARGET_ABSDATA && AVR_TINY]: Use it.
4629 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4631 * rtl.h: Adjust prototype.
4632 * rtlanal.c (dead_or_set_p): Change argument type to rtx_insn *.
4633 (dead_or_set_regno_p): Likewise.
4635 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4637 * rtl.h: Adjust prototype.
4638 * rtlanal.c (add_int_reg_note): Change argument type to rtx_insn *.
4640 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4642 * function.c (contains): Change argument type to rtx_insn *.
4643 (prologue_contains): Likewise.
4644 (epilogue_contains): Likewise.
4645 (prologue_epilogue_contains): Likewise.
4646 * function.h: Adjust prototype.
4648 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4650 * optabs.c (emit_libcall_block): Change argument type to
4652 * optabs.h: Adjust prototype.
4654 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4656 * cfgrtl.c (delete_insn): Change argument type to rtx_insn *.
4657 (fixup_reorder_chain): Adjust.
4658 * cfgrtl.h: Adjust prototype.
4660 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4662 * rtl.h: Adjust prototype.
4663 * rtlanal.c (replace_label_in_insn): Change argument type to
4666 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4668 * config/v850/v850.c (expand_prologue): Adjust.
4669 (expand_epilogue): Likewise.
4670 * expr.c (init_expr_target): Likewise.
4671 * genrecog.c (print_subroutine): Always make the argument type
4673 * recog.h: Adjust prototype.
4675 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4677 * config/aarch64/aarch64.c (aarch64_emit_unlikely_jump): split
4678 up variables to make some rtx_insn *.
4679 * config/alpha/alpha.c (emit_unlikely_jump): Likewise.
4680 * config/arc/arc.c: Likewise.
4681 * config/arm/arm.c: Likewise.
4682 * config/mn10300/mn10300.c (mn10300_legitimize_pic_address): Likewise.
4683 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue):
4685 * config/spu/spu.c (spu_emit_branch_hint): Likewise.
4687 2016-11-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
4689 * config/arm/arm.c (legitimize_pic_address): Change to use
4690 rtx_insn * as the type of variables.
4691 (arm_pic_static_addr): Likewise.
4692 (arm_emit_movpair): Likewise.
4693 * config/c6x/c6x.c (reorg_split_calls): Likewise.
4694 * config/darwin.c (machopic_legitimize_pic_address): Likewise.
4695 * config/frv/frv.c (frv_optimize_membar_local): Likewise.
4696 * config/frv/frv.md: Likewise.
4697 * config/i386/i386-protos.h: Likewise.
4698 * config/i386/i386.c (ix86_expand_split_stack_prologue): Likewise.
4699 (ix86_split_fp_branch): Likewise.
4700 (predict_jump): Likewise.
4701 * config/ia64/ia64.c: Likewise.
4702 * config/mcore/mcore.c: Likewise.
4703 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Likewise.
4704 * config/s390/s390.c: Likewise.
4705 * config/s390/s390.md: Likewise.
4706 * config/spu/spu.md: Likewise.
4707 * config/tilegx/tilegx.c (tilegx_legitimize_tls_address): Likewise.
4708 * lower-subreg.c (resolve_simple_move): Likewise.
4710 2016-11-20 Jeff Law <law@redhat.com>
4713 * reload.h (struct target_reload): Make x_double_reg_address_ok
4715 * reload.c (find_reloads_address): Check if double_reg_address_ok
4716 is true for the mode of the memory reference.
4717 * reload1.c (init_reload): Initialize double_reg_address_ok for
4720 2016-11-20 Aldy Hernandez <aldyh@redhat.com>
4723 * tree-ssa-uninit.c: Define new global max_phi_args.
4724 (compute_uninit_opnds_pos): Use max_phi_args.
4725 (prune_uninit_phi_opnds): Same.
4726 (use_pred_not_overlap_with_undef_path_pred): Remove reference to
4727 missing NUM_PREDS in function comment.
4728 (can_one_predicate_be_invalidated_p): New.
4729 (can_chain_union_be_invalidated_p): New.
4730 (flatten_out_predicate_chains): New.
4731 (uninit_ops_invalidate_phi_use): New.
4732 (is_use_properly_guarded): Call uninit_ops_invalidate_phi_use.
4734 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
4736 * fold-const.c (fold_comparison): Ignore EXACT_DIV_EXPR.
4737 * match.pd (A /[ex] B CMP C): New simplifications.
4739 2016-11-20 Marc Glisse <marc.glisse@inria.fr>
4741 * match.pd (0 / X, X / X, X % X): New simplifications.
4743 2016-11-19 Jakub Jelinek <jakub@redhat.com>
4745 * config/i386/i386.c (ix86_can_inline_p): Use || instead of &
4746 when checking if callee's isa flags are subset of caller's isa flags.
4747 Fix comment wording.
4749 * config/i386/i386.c (ix86_valid_target_attribute_tree): Don't
4750 clear opts->x_ix86_isa_flags, clear opts->x_ix86_isa_flags2
4751 instead and using = 0 instead of &= 0.
4753 * config/i386/i386.c (def_builtin, def_builtin2, def_builtin_const2,
4754 ix86_add_new_builtins): Formatting fixes.
4755 (ix86_expand_builtin): Use || instead of && for isa vs. isa2.
4756 (ix86_get_builtin): Likewise.
4758 * config/i386/i386.c (ix86_expand_builtin): Remove msk_mov variable,
4759 don't initialize it, don't use it for the case where it isn't
4760 provable %{z} nor using the same argument, instead move merge
4761 argument into a new pseudo and use that as target. Formatting fixes.
4763 2016-11-19 Jeff Law <law@redhat.com>
4766 * config/m68k/m68k.md (bsetdreg): New pattern.
4767 (bchgdreg, bclrdreg): Likewise.
4769 2016-11-19 Kaz Kojima <kkojima@gcc.gnu.org>
4772 * config/sh/sh-mem.cc (sh_expand_cmpnstr): Use copy_to_mode_reg
4773 instead of force_reg.
4774 (sh_expand_setmem): Likewise.
4776 2016-11-19 Krister Walfridsson <krister.walfridsson@gmail.com>
4778 * config.gcc (*-*-netbsd): Set use_gcc_stdint=wrap.
4780 2016-11-18 Walter Lee <walt@tilera.com>
4782 * config/tilegx/tilegx.c (tilegx_gen_bundles): Preserve
4783 end-of-bundle marker for consecutive barriers.
4785 2016-11-18 Walter Lee <walt@tilera.com>
4787 * config/tilegx/tilegx.md (clzsi2): Fix for big-endian.
4789 2016-11-18 Jakub Jelinek <jakub@redhat.com>
4792 * multiple_target.c (get_attr_len): Start with argnum and increment
4793 argnum on every arg. Use strchr in a loop instead of counting commas
4795 (get_attr_str): Increment argnum for every comma in the string.
4796 (separate_attrs): Use for instead of while loop, simplify.
4797 (expand_target_clones): Rename defenition argument to definition.
4798 Free attrs and attr_str even when diagnosing errors. Temporarily
4799 change input_location around targetm.target_option.valid_attribute_p
4800 calls. Don't emit warning or errors if that function fails.
4802 * dwarf2out.c (size_of_discr_list): Fix typo in function comment.
4805 * dwarf2out.c (abbrev_opt_base_type_end): New variable.
4806 (die_abbrev_cmp): Sort dies with die_abbrev smaller than
4807 abbrev_opt_base_type_end only by increasing die_abbrev, before
4809 (optimize_abbrev_table): Don't change abbrev numbers of
4810 base types and CU or optimize implicit consts in them if
4811 calc_base_type_die_sizes has been called during build_abbrev_table.
4812 (calc_base_type_die_sizes): If abbrev_opt_start, set
4813 abbrev_opt_base_type_end to one plus largest base type's die_abbrev.
4815 2016-11-18 Jeff Law <law@redhat.com>
4818 * config/m68k/m68k.c (moveq feeding equality comparison): New
4820 * config/m68k/predicates.md (addq_subq_operand): New predicate.
4821 (equality_comparison_operator): Likewise.
4823 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
4825 * rtlanal.c (load_extend_op): Move to...
4826 * rtl.h: ...here and make inline.
4828 2016-11-18 Terry Guo <terry.guo@arm.com>
4829 Thomas Preud'homme <thomas.preudhomme@arm.com>
4831 * common/config/arm/arm-common.c (arm_target_thumb_only): New function.
4832 * config/arm/arm-opts.h: Include arm-flags.h.
4833 (struct arm_arch_core_flag): Define.
4834 (arm_arch_core_flags): Define.
4835 * config/arm/arm-protos.h: Include arm-flags.h
4836 (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M, FL_MODE26, FL_MODE32,
4837 FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED, FL_STRONG, FL_ARCH5E,
4838 FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF, FL_ARCH6K, FL_THUMB2, FL_NOTM,
4839 FL_THUMB_DIV, FL_VFPV3, FL_NEON, FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV,
4840 FL_ARCH8, FL_CRC32, FL_SMALLMUL, FL_NO_VOLATILE_CE, FL_IWMMXT,
4841 FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1, FL2_ARCH8_2, FL2_FP16INST,
4842 FL_TUNE, FL_FOR_ARCH2, FL_FOR_ARCH3, FL_FOR_ARCH3M, FL_FOR_ARCH4,
4843 FL_FOR_ARCH4T, FL_FOR_ARCH5, FL_FOR_ARCH5T, FL_FOR_ARCH5E,
4844 FL_FOR_ARCH5TE, FL_FOR_ARCH5TEJ, FL_FOR_ARCH6, FL_FOR_ARCH6J,
4845 FL_FOR_ARCH6K, FL_FOR_ARCH6Z, FL_FOR_ARCH6ZK, FL_FOR_ARCH6KZ,
4846 FL_FOR_ARCH6T2, FL_FOR_ARCH6M, FL_FOR_ARCH7, FL_FOR_ARCH7A,
4847 FL_FOR_ARCH7VE, FL_FOR_ARCH7R, FL_FOR_ARCH7M, FL_FOR_ARCH7EM,
4848 FL_FOR_ARCH8A, FL2_FOR_ARCH8_1A, FL2_FOR_ARCH8_2A, FL_FOR_ARCH8M_BASE,
4849 FL_FOR_ARCH8M_MAIN, arm_feature_set, ARM_FSET_MAKE,
4850 ARM_FSET_MAKE_CPU1, ARM_FSET_MAKE_CPU2, ARM_FSET_CPU1, ARM_FSET_CPU2,
4851 ARM_FSET_EMPTY, ARM_FSET_ANY, ARM_FSET_HAS_CPU1, ARM_FSET_HAS_CPU2,
4852 ARM_FSET_HAS_CPU, ARM_FSET_ADD_CPU1, ARM_FSET_ADD_CPU2,
4853 ARM_FSET_DEL_CPU1, ARM_FSET_DEL_CPU2, ARM_FSET_UNION, ARM_FSET_INTER,
4854 ARM_FSET_XOR, ARM_FSET_EXCLUDE, ARM_FSET_IS_EMPTY,
4855 ARM_FSET_CPU_SUBSET): Move to ...
4856 * config/arm/arm-flags.h: This new file.
4857 * config/arm/arm.h (TARGET_MODE_SPEC_FUNCTIONS): Define.
4858 (EXTRA_SPEC_FUNCTIONS): Add TARGET_MODE_SPEC_FUNCTIONS to its value.
4859 (TARGET_MODE_SPECS): Define.
4860 (DRIVER_SELF_SPECS): Add TARGET_MODE_SPECS to its value.
4862 2016-11-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
4864 * config/arm/arm-protos.h (FL_NONE, FL_ANY, FL_CO_PROC, FL_ARCH3M,
4865 FL_MODE26, FL_MODE32, FL_ARCH4, FL_ARCH5, FL_THUMB, FL_LDSCHED,
4866 FL_STRONG, FL_ARCH5E, FL_XSCALE, FL_ARCH6, FL_VFPV2, FL_WBUF,
4867 FL_ARCH6K, FL_THUMB2, FL_NOTM, FL_THUMB_DIV, FL_VFPV3, FL_NEON,
4868 FL_ARCH7EM, FL_ARCH7, FL_ARM_DIV, FL_ARCH8, FL_CRC32, FL_SMALLMUL,
4869 FL_NO_VOLATILE_CE, FL_IWMMXT, FL_IWMMXT2, FL_ARCH6KZ, FL2_ARCH8_1,
4870 FL2_ARCH8_2, FL2_FP16INST): Reindent comment, add final dot when
4871 missing and make value unsigned.
4872 (arm_feature_set): Use unsigned entries instead of unsigned long.
4874 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
4876 Re-apply after PR bootstrap/77359 is fixed:
4877 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
4879 * explow.c (get_dynamic_stack_size): Take known alignment of stack
4880 pointer + STACK_DYNAMIC_OFFSET into account when calculating the
4883 2016-11-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
4886 * config/rs6000/rs6000.c (rs6000_stack_info): Properly align local
4887 variables in functions calling alloca. Also update the ASCII
4889 * config/rs6000/rs6000.h (STARTING_FRAME_OFFSET)
4890 (STACK_DYNAMIC_OFFSET): Likewise.
4891 * config/rs6000/aix.h (STARTING_FRAME_OFFSET)
4892 (STACK_DYNAMIC_OFFSET): Copy AIX specific versions of the rs6000.h
4895 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
4896 Alan Hayward <alan.hayward@arm.com>
4897 David Sherwood <david.sherwood@arm.com>
4899 * combine.c (try_combine): Use rtx_mode_t instead of std::make_pair.
4900 * dwarf2out.c (mem_loc_descriptor, loc_descriptor): Likewise.
4901 (add_const_value_attribute): Likewise.
4902 * explow.c (plus_constant): Likewise.
4903 * expmed.c (expand_mult, make_tree): Likewise.
4904 * expr.c (convert_modes): Likewise.
4905 * loop-doloop.c (doloop_optimize): Likewise.
4906 * postreload.c (reload_cse_simplify_set): Likewise.
4907 * simplify-rtx.c (simplify_const_unary_operation): Likewise
4908 (simplify_binary_operation_1, simplify_const_binary_operation):
4910 (simplify_const_relational_operation, simplify_immed_subreg): Likewise.
4911 * wide-int.h: Update documentation to recommend rtx_mode_t
4912 instead of std::make_pair.
4914 2016-11-18 Richard Sandiford <richard.sandiford@arm.com>
4915 Alan Hayward <alan.hayward@arm.com>
4916 David Sherwood <david.sherwood@arm.com>
4918 * tree.h (SET_DECL_MODE): New macro.
4919 * cfgexpand.c (avoid_deep_ter_for_debug): Use SET_DECL_MODE.
4920 (expand_gimple_basic_block): Likewise.
4921 * function.c (split_complex_args): Likeise.
4922 * ipa-prop.c (ipa_modify_call_arguments): Likewise.
4923 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Likewise.
4924 * stor-layout.c (layout_decl, relayout_decl): Likewise.
4925 (finish_bitfield_representative): Likewise.
4926 * tree.c (make_node_stat): Likewise.
4927 * tree-inline.c (remap_ssa_name): Likewise.
4928 (tree_function_versioning): Likewise.
4929 * tree-into-ssa.c (rewrite_debug_stmt_uses): Likewise.
4930 * tree-sra.c (sra_ipa_reset_debug_stmts): Likewise.
4931 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
4932 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Likewise.
4933 * tree-ssa.c (insert_debug_temp_for_var_def): Likewise.
4934 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Likewise.
4935 * varasm.c (make_debug_expr_from_rtl): Likewise.
4937 2016-11-18 Segher Boessenkool <segher@kernel.crashing.org>
4939 PR rtl-optimization/71785
4940 * bb-reorder.c (maybe_duplicate_computed_goto): New function.
4941 (duplicate_computed_gotos): New function.
4942 (pass_duplicate_computed_gotos::execute): Rewrite.
4944 2016-11-17 Jeff Law <law@redhat.com>
4947 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a scheduling
4948 barrier prior to deallocating the stack.
4950 2016-11-17 Andrew Burgess <andrew.burgess@embecosm.com>
4952 * config/arc/arc.md (cmem bit/sign-extend peephole2): New peephole
4953 to make better use of cmem loads in the case where a single bit is
4955 * config/arc/predicates.md (ge_lt_comparison_operator): New predicate.
4957 2016-11-17 Andrew Senkevich <andrew.senkevich@intel.com>
4959 * config/i386/i386.c (processor_features): Add F_AVX5124VNNIW,
4961 (isa_names_table): Handle new features.
4963 2016-11-17 Kirill Yukhin <kirill.yukhin@gmail.com>
4964 Andrew Senkevich <andrew.senkevich@intel.com>
4966 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX5124FMAPS_SET,
4967 OPTION_MASK_ISA_AVX5124FMAPS_UNSET, OPTION_MASK_ISA_AVX5124VNNIW_SET,
4968 OPTION_MASK_ISA_AVX5124VNNIW_UNSET): New.
4969 (ix86_handle_option): Handle OPT_mavx5124fmaps, OPT_mavx5124vnniw.
4970 * config.gcc: Add avx5124fmapsintrin.h, avx5124vnniwintrin.h.
4971 * config/i386/avx5124fmapsintrin.h: New file.
4972 * config/i386/avx5124vnniwintrin.h: Ditto.
4973 * config/i386/constraints.md (h): New constraint.
4974 * config/i386/cpuid.h (bit_AVX5124VNNIW, bit_AVX5124FMAPS): New.
4975 * config/i386/driver-i386.c (host_detect_local_cpu):
4976 Detect avx5124fmaps, avx5124vnniw.
4977 * config/i386/i386-builtin-types.def: Add types
4978 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF_V16SF_UHI,
4979 V16SF_FTYPE_V16SF_V16SF_V16SF_V16SF_V16SF_PCV4SF,
4980 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF,
4981 V4SF_FTYPE_V4SF_V4SF_V4SF_V4SF_V4SF_PCV4SF_V4SF_UQI,
4982 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI,
4983 V16SI_FTYPE_V16SI_V16SI_V16SI_V16SI_V16SI_PCV4SI_V16SI_UHI.
4984 * config/i386/i386-builtin.def (__builtin_ia32_4fmaddps_mask,
4985 __builtin_ia32_4fmaddps, __builtin_ia32_4fmaddss,
4986 __builtin_ia32_4fmaddss_mask, __builtin_ia32_4fnmaddps_mask,
4987 __builtin_ia32_4fnmaddps, __builtin_ia32_4fnmaddss,
4988 __builtin_ia32_4fnmaddss_mask, __builtin_ia32_vp4dpwssd,
4989 __builtin_ia32_vp4dpwssd_mask, __builtin_ia32_vp4dpwssds,
4990 __builtin_ia32_vp4dpwssds_mask): New.
4991 * config/i386/i386-c.c (ix86_target_macros_internal):
4992 Define __AVX5124FMAPS__, __AVX5124VNNIW__.
4993 * config/i386/i386-modes.def: Fixed comment typos, added new
4994 modes (VECTOR_MODES (FLOAT, 256), VECTOR_MODE (INT, SI, 64)).
4995 * config/i386/i386.c (ix86_target_string): Add -mavx5124fmaps,
4997 (PTA_AVX5124FMAPS, PTA_AVX5124VNNIW): Define.
4998 (ix86_option_override_internal): Handle new options.
4999 (ix86_valid_target_attribute_inner_p): Add avx5124fmaps,
5001 (ix86_expand_builtin): Handle new builtins.
5002 (ix86_additional_allocno_class_p): New.
5003 * config/i386/i386.h (TARGET_AVX5124FMAPS, TARGET_AVX5124FMAPS_P,
5004 TARGET_AVX5124VNNIW, TARGET_AVX5124VNNIW_P): Define.
5005 (reg_class): Add MOD4_SSE_REGS.
5006 (MOD4_SSE_REG_P, MOD4_SSE_REGNO_P): New.
5007 * config/i386/i386.opt: Add mavx5124fmaps, mavx5124vnniw.
5008 * config/i386/immintrin.h: Include avx5124fmapsintrin.h,
5009 avx5124vnniwintrin.h.
5010 * config/i386/sse.md (unspec): Add UNSPEC_VP4FMADD, UNSPEC_VP4FNMADD,
5011 UNSPEC_VP4DPWSSD, UNSPEC_VP4DPWSSDS.
5012 (define_mode_iterator IMOD4): New.
5013 (define_mode_attr imod4_narrow): Ditto.
5014 (define_insn "mov<mode>"): Ditto.
5015 (define_insn "avx5124fmaddps_4fmaddps"): Ditto.
5016 (define_insn "avx5124fmaddps_4fmaddps_mask"): Ditto.
5017 (define_insn "avx5124fmaddps_4fmaddps_maskz"): Ditto.
5018 (define_insn "avx5124fmaddps_4fmaddss"): Ditto.
5019 (define_insn "avx5124fmaddps_4fmaddss_mask"): Ditto.
5020 (define_insn "avx5124fmaddps_4fmaddss_maskz"): Ditto.
5021 (define_insn "avx5124fmaddps_4fnmaddps"): Ditto.
5022 (define_insn "avx5124fmaddps_4fnmaddps_mask"): Ditto.
5023 (define_insn "avx5124fmaddps_4fnmaddps_maskz"): Ditto.
5024 (define_insn "avx5124fmaddps_4fnmaddss"): Ditto.
5025 (define_insn "avx5124fmaddps_4fnmaddss_mask"): Ditto.
5026 (define_insn "avx5124fmaddps_4fnmaddss_maskz"): Ditto.
5027 (define_insn "avx5124vnniw_vp4dpwssd"): Ditto.
5028 (define_insn "avx5124vnniw_vp4dpwssd_mask"): Ditto.
5029 (define_insn "avx5124vnniw_vp4dpwssd_maskz"): Ditto.
5030 (define_insn "avx5124vnniw_vp4dpwssds"): Ditto.
5031 (define_insn "avx5124vnniw_vp4dpwssds_mask"): Ditto.
5032 (define_insn "avx5124vnniw_vp4dpwssds_maskz"): Ditto.
5033 * init-regs.c (initialize_uninitialized_regs): Add emit_clobber call.
5034 * genmodes.c (mode_size_inline): Extend return type.
5035 * machmode.h (mode_size, mode_base_align): Extend type.
5037 2016-11-17 Michael Meissner <meissner@linux.vnet.ibm.com>
5040 * config/rs6000/predicates.md (fusion_addis_mem_combo_load): Add
5041 the appropriate checks for SFmode/DFmode load/stores in GPR
5043 (fusion_addis_mem_combo_store): Likewise.
5044 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Rename
5045 fusion_fpr_* to fusion_vsx_* and add in support for ISA 3.0 scalar
5046 d-form instructions for traditional Altivec registers.
5047 (emit_fusion_p9_load): Likewise.
5048 (emit_fusion_p9_store): Likewise.
5049 * config/rs6000/rs6000.md (p9 fusion store peephole2): Remove
5050 early clobber from scratch register. Do not match if the register
5051 being stored is the scratch register.
5052 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_load): Rename fusion_fpr_*
5053 to fusion_vsx_* and add in support for ISA 3.0 scalar d-form
5054 instructions for traditional Altivec registers.
5055 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_load): Likewise.
5056 (fusion_vsx_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
5057 (fusion_fpr_<P:mode>_<FPR_FUSION:mode>_store): Likewise.
5059 2016-11-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
5062 * config/arm/arm.c (thumb1_expand_prologue): Distinguish between lr
5063 being live in the function and lr needing to be saved. Distinguish
5064 between already saved pushable registers and registers to push.
5065 Check for LR being an available pushable register.
5067 2016-11-17 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5069 * config/i386/i386.md (cmpstrnsi): New test to bail out if neither
5070 string input is a string constant.
5071 * builtins.c (expand_builtin_strncmp): Attempt expansion of strncmp
5072 via cmpstrnsi even if neither string is constant.
5074 2016-11-17 Jakub Jelinek <jakub@redhat.com>
5077 * varasm.c (default_use_anchors_for_symbol_p): Fix a comment typo.
5078 Don't test decl != NULL. Don't look at DECL_SIZE, but DECL_SIZE_UNIT
5079 instead, return false if it is NULL, or doesn't fit into uhwi, or
5080 is larger or equal to targetm.max_anchor_offset.
5082 2016-11-17 Pip Cet <pipcet@gmail.com>
5083 Eric Botcazou <ebotcazou@adacore.com>
5085 PR rtl-optimization/78355
5086 * doc/tm.texi.in (SLOW_UNALIGNED_ACCESS): Document that the macro only
5087 needs to deal with unaligned accesses.
5088 * doc/tm.texi: Regenerate.
5089 * lra-constraints.c (simplify_operand_subreg): Only invoke
5090 SLOW_UNALIGNED_ACCESS on innermode if the MEM is not aligned enough.
5092 2016-11-17 David Malcolm <dmalcolm@redhat.com>
5094 * input.c (selftest::test_lexer_string_locations_long_line): New
5096 (selftest::test_lexer_string_locations_raw_string_multiline): New
5098 (selftest::input_c_tests): Call the new functions, via
5099 for_each_line_table_case.
5101 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5103 * config/aarch64/aarch64.md (mov<mode>): Call
5104 aarch64_split_dimode_const_store on DImode constant stores.
5105 * config/aarch64/aarch64-protos.h (aarch64_split_dimode_const_store):
5107 * config/aarch64/aarch64.c (aarch64_split_dimode_const_store): New
5110 2016-11-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5111 Richard Biener <rguenther@suse.de>
5113 PR tree-optimization/77848
5114 * tree-if-conv.c (tree_if_conversion): Always version loops unless
5115 the user specified -ftree-loop-if-convert.
5117 2016-11-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
5120 * config/arm/arm.md (*thumb2_ldrd, *thumb2_ldrd_base,
5121 *thumb2_ldrd_base_neg, *thumb2_strd, *thumb2_strd_base,
5122 *thumb2_strd_base_neg): Recognize insn regardless of
5123 current_tune->prefer_ldrd_strd.
5124 * config/arm/ldrdstrd.md: Enable all ldrd/strd peephole rules
5127 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
5129 * config/arc/arc.c (arc_ccfsm_post_advance): Handle return
5132 2016-11-17 Claudiu Zissulescu <claziss@synopsys.com>
5134 * config/arc/arc-arches.def: Add FPX quarkse instruction as valid
5136 * config/arc/arc-c.def (__ARC_FPX_QUARK__): Define.
5137 * config/arc/arc-cpus.def (quarkse_em): Add.
5138 * config/arc/arc-options.def (FL_FPX_QUARK, FL_QUARK): Likewise.
5139 * config/arc/arc-opts.h (FPX_QK): Define.
5140 * config/arc/arc-tables.opt: Regenerate.
5141 * config/arc/arc.c (gen_compare_reg): Change.
5142 (arc_register_move_cost): Avoid Dy,Dx moves.
5143 * config/arc/arc.h (TARGET_HARD_FLOAT): Change.
5144 (TARGET_FPX_QUARK, TARGET_FP_ASSIST): Define.
5145 * config/arc/arc.md (divsf3, sqrtsf2, fix_truncsfsi2, floatsisf2):
5147 * config/arc/fpu.md (divsf3_fpu, sqrtsf2_fpu, floatsisf2_fpu)
5148 (fix_truncsfsi2_fpu): Rename.
5149 * config/arc/fpx.md (cmp_quark, cmpsf_quark_, cmpsf_quark_ord)
5150 (cmpsf_quark_uneq, cmpsf_quark_eq, divsf3_quark, sqrtsf2_quark)
5151 (fix_truncsfsi2_quark, floatsisf2_quark): New patterns.
5152 * config/arc/t-multilib: Regenerate.
5154 2016-11-17 Georg-Johann Lay <avr@gjlay.de>
5156 * config/avr/avr.c (avr_print_operand_address): Use CONST_INT_P if
5158 (ashlqi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out): Same.
5159 (ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Same.
5160 (avr_rtx_costs_1, extra_constraint_Q): Same.
5161 (avr_address_cost): Use SUBREG_P if possible.
5163 2016-11-17 Richard Biener <rguenther@suse.de>
5166 * tree-cfgcleanup.c (cleanup_control_flow_bb): Do not turn
5167 non-local goto into CFG.
5169 2016-11-17 Richard Biener <rguenther@suse.de>
5171 * common.opt (ftree-loop-if-convert-stores): Mark as preserved for
5172 backward compatibility.
5173 * doc/invoke.texi (ftree-loop-if-convert-stores): Remove.
5174 * tree-if-conv.c (pass_if_conversion::gate): Do not test
5175 flag_tree_loop_if_convert_stores.
5176 (pass_if_conversion::execute): Likewise.
5178 2016-11-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5180 * config/aarch64/predicates.md (aarch64_reg_or_fp_zero): Check for
5181 const_double code before calling aarch64_float_const_zero_rtx_p.
5183 2016-11-17 Richard Biener <rguenther@suse.de>
5185 PR tree-optimization/78306
5186 * ipa-inline-analysis.c (initialize_inline_failed): Do not
5187 inhibit inlining if function calls cilk_spawn.
5188 (can_inline_edge_p): Likewise.
5190 2016-11-17 Richard Biener <rguenther@suse.de>
5193 * fold-const.c (negate_expr_p): Fix multiplication case.
5195 2016-11-17 Chung-Lin Tang <cltang@codesourcery.com>
5198 * config/nios2/nios2.c (nios2_init_libfuncs): Remove TARGET_LINUX_ABI
5200 (TARGET_INIT_LIBFUNCS): Delete definition and...
5201 * config/nios2/linux.h (TARGET_INIT_LIBFUNCS): ...move to here, add
5204 2016-11-17 Krister Walfridsson <krister.walfridsson@gmail.com>
5206 * config/netbsd-stdint.h: New.
5207 * config.gcc (i[34567]86-*-netbsd): Add netbsd-stdint.h to tm_file.
5208 (x86_64-*-netbsd*): Likewise.
5210 2016-11-16 Andrew PInski <apinski@cavium.com>
5212 * config/aarch64/aarch64.opt (mverbose-cost-dump): New option.
5213 * config/aarch64/aarch64.c (aarch64_rtx_costs): Use
5214 flag_aarch64_verbose_cost instead of checking for details dump.
5215 (aarch64_rtx_costs_wrapper): Likewise.
5217 2016-11-16 Jakub Jelinek <jakub@redhat.com>
5219 PR rtl-optimization/78378
5220 * combine.c (make_extraction): Use force_to_mode for non-{REG,MEM}
5221 inner only if pos is 0. Fix up formatting.
5223 2016-11-17 Alan Modra <amodra@gmail.com>
5225 PR rtl-optimization/78325
5226 PR rtl-optimization/70890
5227 * ira.c (combine_and_move_insns): Only remove REG_EQUIV notes
5230 2016-11-16 Jason Merrill <jason@redhat.com>
5232 * rtl.h: Declare gt_ggc_mx and gt_pch_nx.
5234 2016-11-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5235 Richard Biener <rguenther@suse.de>
5237 PR tree-optimization/77848
5238 * tree-if-conv.c (version_loop_for_if_conversion): When versioning
5239 an outer loop, only save basic block aux information for the inner
5241 (versionable_outer_loop_p): New function.
5242 (tree_if_conversion): Version the outer loop instead of the inner
5243 one if the pattern will be recognized for outer-loop
5246 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
5248 * gcc/bb-reorder.c: Remove 'toplev.h' include.
5249 (pass_partition_blocks::gate): No longer check
5250 user_defined_section_attribute, instead check the function decl
5251 for a section attribute.
5252 * gcc/c-family/c-attribs.c (handle_section_attribute): No longer
5253 set user_defined_section_attribute.
5254 * gcc/final.c (rest_of_handle_final): Likewise.
5255 * gcc/toplev.c: Remove definition of user_defined_section_attribute.
5256 * gcc/toplev.h: Remove declaration of
5257 user_defined_section_attribute.
5259 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
5261 * config/mips/mips.md (casesi_internal_mips16_<mode>):
5262 Explicitly switch between JR and JRC for the table jump. Adjust
5265 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
5267 * config/mips/mips.md (casesi_internal_mips16_<mode>): Set
5268 `insn_count' to 11 rather than 16.
5270 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
5272 * config/mips/mips.md (casesi_internal_mips16_<mode>): Use the
5273 `ltu' rather than `leu' operation in the RTL pattern
5275 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
5277 * config/mips/mips.md (casesi_internal_mips16_<mode>): Add
5278 missing <d> instruction prefixes throughout. Correct
5281 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
5283 * config/mips/mips.c (mips_output_jump): Output R_MICROMIPS_JALR
5284 rather than R_MIPS_JALR relocation in microMIPS code. Do not
5285 cancel short delay slots in PIC call relaxation.
5287 2016-11-16 Thomas Preud'homme <thomas.preudhomme@arm.com>
5289 * config/arm/arm.md (arm_addsi3): Add alternative for addition of
5290 general register with general register or ARM constant into SP
5293 2016-11-16 Jakub Jelinek <jakub@redhat.com>
5296 * omp-low.c (expand_omp_for_static_nochunk): Don't assert
5297 that loop->header == body_bb if broken_loop.
5299 2015-11-16 Wilco Dijkstra <wdijkstr@arm.com>
5301 * tree-ssa-math-opts.c (bswap_replace): Remove test
5302 of SLOW_UNALIGNED_ACCESS.
5304 2016-11-16 Alexander Monakov <amonakov@ispras.ru>
5306 * config/nvptx/mkoffload.c (main): Check that either OpenACC or OpenMP
5307 is selected. Pass -mgomp to offload compiler in OpenMP case.
5308 * config/nvptx/nvptx-protos.h (nvptx_shuffle_kind): Move enum
5309 declaration from nvptx.c.
5310 (nvptx_gen_shuffle): Declare.
5311 (nvptx_output_set_softstack): Declare.
5312 * config/nvptx/nvptx.c (nvptx_shuffle_kind): Move to nvptx-protos.h.
5313 (need_softstack_decl): New variable.
5314 (need_unisimt_decl): New variable.
5315 (diagnose_openacc_conflict): New. Use it...
5316 (nvptx_option_override): ...here. Handle TARGET_GOMP.
5317 (nvptx_encode_section_info): Handle "shared" attribute.
5318 (write_as_kernel): Restrict to OpenACC target regions.
5319 (init_softstack_frame): New.
5320 (nvptx_init_unisimt_predicate): New.
5321 (write_omp_entry): New. Use it...
5322 (nvptx_declare_function_name): ...here to emit OpenMP target region
5323 entrypoints. Handle TARGET_SOFT_STACK. Call
5324 nvptx_init_unisimt_predicate.
5325 (nvptx_output_set_softstack): New.
5326 (nvptx_get_drap_rtx): Return %argp as the DRAP if needed.
5327 (nvptx_gen_shuffle): Export.
5328 (nvptx_output_call_insn): Handle COND_EXEC patterns. Emit instruction
5330 (nvptx_print_operand): Fix handling of instruction predicates.
5331 (nvptx_get_unisimt_master): New helper function.
5332 (nvptx_get_unisimt_predicate): Ditto.
5333 (nvptx_call_insn_is_syscall_p): Ditto.
5334 (nvptx_unisimt_handle_set): Ditto.
5335 (nvptx_reorg_uniform_simt): New. Transform code for -muniform-simt.
5336 (nvptx_reorg): Call nvptx_reorg_uniform_simt.
5337 (nvptx_handle_shared_attribute): New. Use it...
5338 (nvptx_attribute_table): ... here (new entry).
5339 (nvptx_record_offload_symbol): Handle NULL attributes.
5340 (nvptx_file_end): Handle need_softstack_decl and need_unisimt_decl.
5341 (nvptx_simt_vf): New.
5342 (TARGET_SIMT_VF): Define.
5343 * config/nvptx/nvptx.h (TARGET_CPU_CPP_BUILTINS): Define
5344 __nvptx_softstack or __nvptx_unisimt__ when -msoft-stack, or resp.
5345 -muniform-simt option is active.
5346 (STACK_SIZE_MODE): Define.
5347 (FIXED_REGISTERS): Adjust.
5348 (SOFTSTACK_SLOT_REGNUM): New.
5349 (SOFTSTACK_PREV_REGNUM): New.
5350 (REGISTER_NAMES): Adjust.
5351 (struct machine_function): New fields.
5352 * config/nvptx/nvptx.md (UNSPEC_SET_SOFTSTACK): New.
5353 (UNSPEC_VOTE_BALLOT): Ditto.
5354 (UNSPEC_LANEID): Ditto.
5355 (UNSPECV_NOUNROLL): Ditto.
5356 (atomic): New attribute.
5357 (predicable): New attribute. Generate predicated forms via
5359 (br_true): Mark as not predicable.
5361 (br_true_uni): Ditto.
5362 (br_false_uni): Ditto.
5364 (trap_if_true): Ditto.
5365 (trap_if_false): Ditto.
5366 (nvptx_fork): Ditto.
5367 (nvptx_forked): Ditto.
5368 (nvptx_joining): Ditto.
5369 (nvptx_join): Ditto.
5370 (nvptx_barsync): Ditto.
5371 (epilogue): Emit stack restore if TARGET_SOFT_STACK.
5372 (allocate_stack): Implement for TARGET_SOFT_STACK. Remove unused code.
5373 (allocate_stack_<mode>): Remove unused pattern.
5374 (set_softstack_insn): New pattern.
5375 (restore_stack_block): Handle for TARGET_SOFT_STACK.
5376 (nvptx_vote_ballot): New pattern.
5377 (omp_simt_lane): Ditto.
5378 (omp_simt_last_lane): Ditto.
5379 (omp_simt_ordered): Ditto.
5380 (omp_simt_vote_any): Ditto.
5381 (omp_simt_xchg_bfly): Ditto.
5382 (omp_simt_xchg_idx): Ditto.
5383 (nvptx_nounroll): Ditto.
5384 (atomic_compare_and_swap<mode>_1): Mark with atomic attribute.
5385 (atomic_exchange<mode>): Ditto.
5386 (atomic_fetch_add<mode>): Ditto.
5387 (atomic_fetch_addsf): Ditto.
5388 (atomic_fetch_<logic><mode>): Ditto.
5389 * config/nvptx/nvptx.opt (msoft-stack): New option.
5390 (muniform-simt): Ditto.
5392 * config/nvptx/t-nvptx (MULTILIB_OPTIONS): New.
5393 * doc/extend.texi (Nvidia PTX Variable Attributes): New section.
5394 * doc/invoke.texi (msoft-stack): Document.
5395 (muniform-simt): Document
5397 * doc/tm.texi: Regenerate.
5398 * doc/tm.texi.in (TARGET_SIMT_VF): New hook.
5399 * target.def: Define it.
5400 * target-insns.def (omp_simt_lane): New.
5401 (omp_simt_last_lane): New.
5402 (omp_simt_ordered): New.
5403 (omp_simt_vote_any): New.
5404 (omp_simt_xchg_bfly): New.
5405 (omp_simt_xchg_idx): New.
5407 2016-11-16 Maciej W. Rozycki <macro@imgtec.com>
5409 * config/mips/mips-protos.h (mips_set_text_contents_type): New
5411 * config/mips/mips.h (ASM_OUTPUT_BEFORE_CASE_LABEL): New macro.
5412 (ASM_OUTPUT_CASE_END): Likewise.
5413 * config/mips/mips.c (mips_set_text_contents_type): New function.
5414 (mips16_emit_constants): Record the pool's initial label number
5415 with the `consttable' insn. Emit a `consttable_end' insn at the end.
5416 (mips_final_prescan_insn): Call `mips_set_text_contents_type'
5417 for `consttable' insns.
5418 (mips_final_postscan_insn): Call `mips_set_text_contents_type'
5419 for `consttable_end' insns.
5420 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE_END enum value.
5421 (consttable): Add operand.
5422 (consttable_end): New insn.
5424 2016-11-16 Yuri Rumyantsev <ysrumyan@gmail.com>
5426 * params.def (PARAM_VECT_EPILOGUES_NOMASK): New.
5427 * tree-if-conv.c (tree_if_conversion): Make public.
5428 * * tree-if-conv.h: New file.
5429 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences) Avoid
5430 dynamic alias checks for epilogues.
5431 * tree-vect-loop-manip.c (vect_do_peeling): Return created epilog.
5432 * tree-vect-loop.c: include tree-if-conv.h.
5433 (new_loop_vec_info): Add zeroing orig_loop_info field.
5434 (vect_analyze_loop_2): Don't try to enhance alignment for epilogues.
5435 (vect_analyze_loop): Add argument ORIG_LOOP_INFO which is not NULL
5436 if epilogue is vectorized, set up orig_loop_info field of loop_vinfo
5437 using passed argument.
5438 (vect_transform_loop): Check if created epilogue should be returned
5439 for further vectorization with less vf. If-convert epilogue if
5440 required. Print vectorization success for epilogue.
5441 * tree-vectorizer.c (vectorize_loops): Add epilogue vectorization
5442 if it is required, pass loop_vinfo produced during vectorization of
5443 loop body to vect_analyze_loop.
5444 * tree-vectorizer.h (struct _loop_vec_info): Add new field
5446 (LOOP_VINFO_ORIG_LOOP_INFO): New.
5447 (LOOP_VINFO_EPILOGUE_P): New.
5448 (LOOP_VINFO_ORIG_VECT_FACTOR): New.
5449 (vect_do_peeling): Change prototype to return epilogue.
5450 (vect_analyze_loop): Add argument of loop_vec_info type.
5451 (vect_transform_loop): Return created loop.
5453 2016-11-16 Segher Boessenkool <segher@kernel.crashing.org>
5455 * config/rs6000/rs6000.c (rs6000_components_for_bb): Mark the LR
5456 component as used also if LR_REGNO is a live input to the bb.
5457 * df-scan.c (df_get_entry_block_def_set): Return immediately after
5458 clearing the set if DF_SCAN_EMPTY_ENTRY_EXIT is set.
5459 (df_get_exit_block_use_set): Ditto.
5460 * df.h (df_scan_flags): New enum.
5461 * shrink-wrap.c (try_shrink_wrapping_separate): Set
5462 DF_SCAN_EMPTY_ENTRY_EXIT in df_scan->local_flags, and call
5463 df_update_entry_block_defs and df_update_exit_block_uses
5464 at the start; clear the flag and call those functions at the end.
5466 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5467 Alan Hayward <alan.hayward@arm.com>
5468 David Sherwood <david.sherwood@arm.com>
5470 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): Set
5471 nb_iterations to the number of latch iterations rather than the
5472 number of loop iterations.
5474 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5475 Alan Hayward <alan.hayward@arm.com>
5476 David Sherwood <david.sherwood@arm.com>
5478 * combine.c (maybe_swap_commutative_operands): New function.
5479 (combine_simplify_rtx): Use it.
5480 (change_zero_ext): Likewise.
5481 (make_compound_operation_int): New function, split out of...
5482 (make_compound_operation): ...here. Use
5483 maybe_swap_commutative_operands for both.
5485 2016-11-16 Richard Earnshaw <rearnsha@arm.com>
5487 * arm/arm-fpus.def (vfpv2): New FPU, currently an alias for 'vfp'.
5488 (neon-vfpv3): New FPU, currently an alias for 'neon'.
5489 * arm/arm-tables.opt: Regenerated.
5490 * arm/t-aprofile (MULTILIB_REUSE): Add reuse rules for vfpv2 and
5492 * doc/invoke.texi (ARM: -mfpu): Document new options. Note that 'vfp'
5493 and 'neon' are aliases for specific implementations.
5495 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5496 Alan Hayward <alan.hayward@arm.com>
5497 David Sherwood <david.sherwood@arm.com>
5499 * optabs.c (vector_compare_rtx): Add a cmp_mode parameter
5500 and use it in the final call to gen_rtx_fmt_ee.
5501 (expand_vec_cond_expr): Update accordingly.
5502 (expand_vec_cmp_expr): Likewise.
5504 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5505 Alan Hayward <alan.hayward@arm.com>
5506 David Sherwood <david.sherwood@arm.com>
5508 * cprop.c (local_cprop_find_used_regs): Use df_read_modify_subreg_p.
5510 2016-11-16 Richard Biener <rguenther@suse.de>
5513 * gimplify.c (gimplify_function_tree): Do not instrument
5514 GNU extern inline functions.
5516 2016-11-16 Martin Liska <mliska@suse.cz>
5519 * gimplify.c (gimplify_switch_expr): Always save previous
5520 gimplify_ctxp->live_switch_vars.
5522 2016-11-16 Andrew Burgess <andrew.burgess@embecosm.com>
5524 * config/arc/arc.md (movb peephole2): New peephole2 to merge two
5525 zero_extract operations to allow a movb to occur.
5526 * testsuite/gcc.target/arc/movb-1.c: Update little endian arc results.
5527 * testsuite/gcc.target/arc/movb-2.c: Likewise.
5528 * testsuite/gcc.target/arc/movb-5.c: Likewise.
5529 * testsuite/gcc.target/arc/movh_cl-1.c: Extend test to cover
5532 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5533 Alan Hayward <alan.hayward@arm.com>
5534 David Sherwood <david.sherwood@arm.com>
5536 * expr.c (emit_group_load_1): Tighten check for whether an
5537 access involves only one operand of a CONCAT. Use extract_bit_field
5538 for constants if the bit range does span the whole operand.
5540 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5541 Alan Hayward <alan.hayward@arm.com>
5542 David Sherwood <david.sherwood@arm.com>
5544 * rtlanal.c (rtx_addr_can_trap_p_1): Handle unknown sizes.
5546 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5547 Alan Hayward <alan.hayward@arm.com>
5548 David Sherwood <david.sherwood@arm.com>
5550 * tree-vect-loop.c (vect_transform_loop): Protect the updates of
5551 all three iteration counts with an any_* test. Use a single update
5552 for each count. Fix the calculation of nb_iterations_estimate.
5554 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5556 * config/pdp11/pdp11.c: Include dbxout.h.
5558 2016-11-16 Richard Sandiford <richard.sandiford@arm.com>
5560 * config/arc/arc.c (arc_loop_hazard): Add missing brackets.
5562 2016-11-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5565 * config/arm/arm.md (*extv_reg): Restrict operands 2 and 3 to the
5566 proper ranges for an SBFX instruction.
5567 (extzv_t2): Likewise for UBFX.
5569 2016-11-16 Richard Biener <rguenther@suse.de>
5571 PR tree-optimization/78348
5572 * tree-loop-distribution.c (enum partition_kind): Add PKIND_MEMMOVE.
5573 (generate_memcpy_builtin): Honor PKIND_MEMCPY on the partition.
5574 (classify_partition): Set PKIND_MEMCPY if dependence analysis
5575 revealed no dependency, PKIND_MEMMOVE otherwise.
5577 2016-11-16 Jakub Jelinek <jakub@redhat.com>
5580 * ubsan.c (ubsan_build_overflow_builtin): Add DATAP argument, if
5581 it points to non-NULL tree, use it instead of ubsan_create_data.
5582 (instrument_si_overflow): Handle vector signed integer overflow
5584 * ubsan.h (ubsan_build_overflow_builtin): Add DATAP argument.
5585 * tree-vrp.c (simplify_internal_call_using_ranges): Punt for
5586 vector IFN_UBSAN_CHECK_*.
5587 * internal-fn.c (expand_addsub_overflow): Add DATAP argument,
5588 pass it through to ubsan_build_overflow_builtin.
5589 (expand_neg_overflow, expand_mul_overflow): Likewise.
5590 (expand_vector_ubsan_overflow): New function.
5591 (expand_UBSAN_CHECK_ADD, expand_UBSAN_CHECK_SUB,
5592 expand_UBSAN_CHECK_MUL): Use tit for vector arithmetics.
5593 (expand_arith_overflow): Adjust expand_*_overflow callers.
5595 2016-11-16 Matthias Klose <doko@ubuntu.com>
5597 * doc/install.texi: Remove references to java/libjava.
5599 2016-11-16 Kugan Vivekanandarajah <kuganv@linaro.org>
5601 * tree-ssa-coalesce.c (register_default_def): Remove
5602 register_ssa_partition.
5603 (create_outofssa_var_map): Likewise.
5604 * tree-ssa-live.c (register_ssa_partition_check): Remove.
5605 * tree-ssa-live.h (register_ssa_partition): Likewise.
5607 2016-11-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
5609 * genattrtab.c (attr_rtx_1): Avoid allocating new rtx objects.
5610 Clear ATTR_CURR_SIMPLIFIED_P for re-used binary rtx objects.
5611 Use DEF_ATTR_STRING for string arguments. Use RTL_HASH for
5612 integer arguments. Only set ATTR_PERMANENT_P on newly hashed
5613 rtx when all sub-rtx are also permanent.
5614 (attr_eq): Simplify.
5615 (attr_copy_rtx): Remove.
5616 (make_canonical, get_attr_value): Use attr_equal_p.
5617 (copy_boolean): Rehash NOT.
5618 (simplify_test_exp_in_temp,
5619 optimize_attrs): Remove call to attr_copy_rtx.
5620 (attr_alt_intersection, attr_alt_union,
5621 attr_alt_complement, mk_attr_alt): Rehash EQ_ATTR_ALT.
5622 (make_automaton_attrs): Use attr_eq.
5624 2016-11-15 Matthias Klose <doko@ubuntu.com>
5626 * doc/install.texi: Remove references to java/libjava.
5627 * doc/sourcebuild.texi: Likewise.
5628 * doc/invoke.texi: Likewise.
5629 * doc/standards.texi: Likewise.
5631 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5632 Alan Hayward <alan.hayward@arm.com>
5633 David Sherwood <david.sherwood@arm.com>
5635 * config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use Pmode instead
5637 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5638 * config/iq2000/iq2000.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5639 * config/m68k/m68k.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5640 * config/microblaze/microblaze.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5641 * config/mips/mips.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5642 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5643 * config/nios2/nios2.h (INCOMING_RETURN_ADDR_RTX): Likewise.
5645 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5646 Alan Hayward <alan.hayward@arm.com>
5647 David Sherwood <david.sherwood@arm.com>
5649 * dce.c (check_argument_store): Pass the size instead of
5650 the memory reference.
5651 (find_call_stack_args): Pass MEM_SIZE to check_argument_store.
5653 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5654 Alan Hayward <alan.hayward@arm.com>
5655 David Sherwood <david.sherwood@arm.com>
5657 * alias.c (canon_rtx): Use simplify_gen_binary.
5659 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5660 Alan Hayward <alan.hayward@arm.com>
5661 David Sherwood <david.sherwood@arm.com>
5663 * rtl.h (load_extend_op): Declare.
5664 * rtlanal.c (load_extend_op): New function.
5665 (nonzero_bits1): Use it.
5666 (num_sign_bit_copies1): Likewise.
5667 * cse.c (cse_insn): Likewise.
5668 * fold-const.c (fold_single_bit_test): Likewise.
5669 (fold_unary_loc): Likewise.
5670 * fwprop.c (free_load_extend): Likewise.
5671 * postreload.c (reload_cse_simplify_set): Likewise.
5672 (reload_cse_simplify_operands): Likewise.
5673 * combine.c (try_combine): Likewise.
5674 (simplify_set): Likewise. Remove redundant SUBREG_BYTE and
5675 subreg_lowpart_p checks.
5677 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5678 Alan Hayward <alan.hayward@arm.com>
5679 David Sherwood <david.sherwood@arm.com>
5681 * combine.c (simplify_shift_const_1): Use the number of bits
5682 in the inner mode to determine the range of the shift.
5683 When handling shifts of vectors, skip any rules that apply
5686 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5687 Alan Hayward <alan.hayward@arm.com>
5688 David Sherwood <david.sherwood@arm.com>
5690 * rtlanal.c (num_sign_bit_copies1): Calculate bitwidth after
5693 2016-11-15 Matthias Klose <doko@ubuntu.com>
5695 * doc/install.texi: Remove references to gcj/libjava.
5696 * doc/invoke.texi: Likewise.
5698 2016-11-15 Jeff Law <law@redhat.com>
5700 * tree-ssa-threadbackward.c (fsm_find_thread_path): Remove unneeded
5701 parameter. Callers changed.
5702 (check-subpath_and_update_thread_path): Extracted from
5703 fsm_find_control_statement_thread_paths.
5704 (handle_phi, handle_assignment, handle_assignment_p): Likewise.
5705 (handle_phi, handle_assignment): Allow any constant node, not
5708 2016-11-15 Claudiu Zissulescu <claziss@synopsys.com>
5710 * config/arc/arc-arch.h: New file.
5711 * config/arc/arc-arches.def: Likewise.
5712 * config/arc/arc-cpus.def: Likewise.
5713 * config/arc/arc-options.def: Likewise.
5714 * config/arc/t-multilib: Likewise.
5715 * config/arc/genmultilib.awk: Likewise.
5716 * config/arc/genoptions.awk: Likewise.
5717 * config/arc/arc-tables.opt: Likewise.
5718 * config/arc/driver-arc.c: Likewise.
5719 * testsuite/gcc.target/arc/nps400-cpu-flag.c: Likewise.
5720 * common/config/arc/arc-common.c (arc_handle_option): Trace
5722 * config.gcc (arc*-*-*): Add arc-tables.opt to arc's extra
5723 options; check for supported cpu against arc-cpus.def file.
5724 (arc*-*-elf*, arc*-*-linux-uclibc*): Use new make fragment; define
5725 TARGET_CPU_BUILD macro; add driver-arc.o as an extra object.
5726 * config/arc/arc-c.def: Add emacs local variables.
5727 * config/arc/arc-opts.h (processor_type): Use arc-cpus.def file.
5728 (FPU_FPUS, FPU_FPUD, FPU_FPUDA, FPU_FPUDA_DIV, FPU_FPUDA_FMA)
5729 (FPU_FPUDA_ALL, FPU_FPUS_DIV, FPU_FPUS_FMA, FPU_FPUS_ALL)
5730 (FPU_FPUD_DIV, FPU_FPUD_FMA, FPU_FPUD_ALL): New defines.
5731 (DEFAULT_arc_fpu_build): Define.
5732 (DEFAULT_arc_mpy_option): Define.
5733 * config/arc/arc-protos.h (arc_init): Delete.
5734 * config/arc/arc.c (arc_cpu_name): New variable.
5735 (arc_selected_cpu, arc_selected_arch, arc_arcem, arc_archs)
5736 (arc_arc700, arc_arc600, arc_arc601): New variable.
5737 (arc_init): Add static; remove selection of default tune value,
5738 cleanup obsolete error messages.
5739 (arc_override_options): Make use of .def files for selecting the
5740 right cpu and option configurations.
5741 * config/arc/arc.h (stdbool.h): Include.
5742 (TARGET_CPU_DEFAULT): Define.
5743 (CPP_SPEC): Remove mcpu=NPS400 handling.
5744 (arc_cpu_to_as): Declare.
5745 (EXTRA_SPEC_FUNCTIONS): Define.
5746 (OPTION_DEFAULT_SPECS): Likewise.
5747 (ASM_DEFAULT): Remove.
5748 (ASM_SPEC): Use arc_cpu_to_as.
5749 (DRIVER_SELF_SPECS): Remove deprecated options.
5750 (arc_base_cpu): Declare.
5751 (TARGET_ARC600, TARGET_ARC601, TARGET_ARC700, TARGET_EM)
5752 (TARGET_HS, TARGET_V2, TARGET_ARC600): Make them use arc_base_cpu
5754 (MULTILIB_DEFAULTS): Use ARC_MULTILIB_CPU_DEFAULT.
5755 * config/arc/arc.md (attr_cpu): Remove.
5756 * config/arc/arc.opt (mno-mpy): Deprecate.
5757 (mcpu=ARC600, mcpu=ARC601, mcpu=ARC700, mcpu=NPS400, mcpu=ARCEM)
5758 (mcpu=ARCHS): Remove.
5759 (mcrc, mdsp-packa, mdvbf, mmac-d16, mmac-24, mtelephony, mrtsc):
5761 (mbarrel_shifte, mspfp_, mdpfp_, mdsp_pack, mmac_): Remove.
5762 (arc_fpu): Use new defines.
5763 (mpy-option): Change to use numeric or string like inputs.
5764 * config/arc/t-arc (driver-arc.o): New target.
5765 (arc-cpus, t-multilib, arc-tables.opt): Likewise.
5766 * config/arc/t-arc-newlib: Delete.
5767 * config/arc/t-arc-uClibc: Renamed to t-uClibc.
5768 * doc/invoke.texi (ARC): Update arc options.
5770 2016-11-15 Maciej W. Rozycki <macro@imgtec.com>
5772 * config/mips/mips.c (mips16_emit_constants): Emit `consttable'
5773 insn at the beginning of the constant pool.
5774 (mips_insert_insn_pseudos): New function.
5775 (mips_machine_reorg2): Call it.
5776 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE and
5777 UNSPEC_INSN_PSEUDO enum values.
5778 (insn_pseudo, consttable): New insns.
5780 2016-11-15 Michael Matz <matz@suse.de>
5782 PR missed-optimization/77881
5783 * combine.c (simplify_comparison): Remove useless subregs
5784 also inside the loop, not just after it.
5785 (make_compound_operation): Recognize some subregs as being
5788 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
5789 Alan Hayward <alan.hayward@arm.com>
5790 David Sherwood <david.sherwood@arm.com>
5792 * dwarf2out.c (mem_loc_descriptor): Fix GET_MODE_CLASS/
5795 2016-11-14 Michael Meissner <meissner@linux.vnet.ibm.com>
5797 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Add support
5798 for using xxinsertw and vinsert{b,h} on ISA 3.0.
5800 * config/rs6000/vsx.md (vsx_extract_<mode>): Update comment.
5801 (vsx_set_<mode>_p9): New insn to generate xxinsertw and
5802 vinsert{b,h} on ISA 3.0.
5804 2016-11-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
5806 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
5807 and cmpnop in two steps: first the ones not accessed in original gimple
5808 expression in a endian independent way and then the ones not accessed
5809 in the final result in an endian-specific way.
5810 (bswap_replace): Stop doing big endian adjustment.
5812 2016-11-14 Uros Bizjak <ubizjak@gmail.com>
5814 * config/i386/i386.md (*andndi3_doubleword): Merge operand constraints.
5815 (*ashl<mode>3_doubleword): Ditto.
5817 2016-11-14 Martin Liska <mliska@suse.cz>
5819 * tree-ssa-dse.c (dse_optimize_stmt): Remove quotes and extra new line.
5821 2016-11-14 Prasad Ghangal <prasad.ghangal@gmail.com>
5822 Richard Biener <rguenther@suse.de>
5824 * doc/invoke.texi (fgimple): Document.
5825 * dumpfile.h (TDF_GIMPLE): Add.
5826 * dumpfile.c (dump_options): Add gimple.
5827 * gimple-pretty-print.c (dump_gimple_switch): Adjust dump
5829 (dump_gimple_label): Likewise.
5830 (dump_gimple_phi): Likewise.
5831 (dump_gimple_bb_header): Likewise.
5832 (dump_phi_nodes): Likewise.
5833 (pp_cfg_jump): Likewise. Pass in dump flags.
5834 (dump_implicit_edges): Adjust.
5835 * passes.c (pass_init_dump_file): Do not dump function header
5837 * tree-cfg.c (dump_function_to_file): Dump function return type
5838 and __GIMPLE keyword for TDF_GIMPLE. Change guard for dumping
5840 * tree-pretty-print.c (dump_decl_name): Adjust dump for TDF_GIMPLE.
5841 (dump_generic_node): Likewise.
5842 * function.h (struct function): Add pass_startwith member.
5843 * passes.c (execute_one_pass): Implement startwith.
5844 * tree-ssanames.c (make_ssa_name_fn): New argument, check for version
5845 and assign proper version for parsed ssa names.
5846 * tree-ssanames.h (make_ssa_name_fn): Add new argument to the function.
5847 * internal-fn.c (expand_PHI): New function.
5848 * internal-fn.h (expand_PHI): Declared here.
5849 * internal-fn.def: New defination for PHI.
5850 * tree-cfg.c (lower_phi_internal_fn): New function.
5851 (build_gimple_cfg): Call it.
5852 (verify_gimple_call): Condition for passing label as arg in internal
5854 * tree-into-ssa.c (rewrite_add_phi_arguments): Handle already
5855 present PHIs with arguments.
5857 2016-11-14 Martin Liska <mliska@suse.cz>
5860 * common.opt: Add prefer-atomic as a new enum value for
5862 * coretypes.h: Likewise.
5863 * doc/invoke.texi: Document the new option value.
5864 * gcc.c: Replace atomic with prefer-atomic. Remove warning.
5865 * tree-profile.c (tree_profiling): Select default value
5866 of -fprofile-update when 'prefer-atomic' is selected.
5868 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
5870 * config/arm/cortex-a57.md (cortex_a57_alu): Move extend here, bfm...
5871 (cortex_a57_alu_shift): ...here.
5873 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
5875 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3)
5877 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
5878 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
5879 (<optab>si3_insn_uxtw): Likewise.
5880 (<optab><mode>3_insn): Likewise.
5881 (<ANY_EXTEND:optab><GPI:mode>_ashl<SHORT:mode>): Likewise.
5882 (zero_extend<GPI:mode>_lshr<SHORT:mode>): Likewise.
5883 (extend<GPI:mode>_ashr<SHORT:mode>): Likewise.
5884 (<optab><mode>): Likewise.
5885 (insv<mode>): Likewise.
5886 (andim_ashift<mode>_bfiz): Likewise.
5887 * config/aarch64/thunderx.md (thunderx_shift): Add bfx.
5888 * config/arm/cortex-a53.md (cortex_a53_alu_shift): Likewise.
5889 * config/arm/cortex-a57.md (cortex_a57_alu): Add bfx.
5890 * config/arm/exynos-m1.md (exynos_m1_alu): Add bfx.
5891 (exynos_m1_alu_p): Likewise.
5892 * config/arm/types.md: Add bfx.
5893 * config/arm/xgene1.md (xgene1_bfm): Add bfx.
5895 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
5897 * config/aarch64/aarch64.c (cortexa57_vector_cost):
5898 Change vec_stmt_cost, vec_align_load_cost and vec_unalign_load_cost.
5900 2016-11-14 Richard Biener <rguenther@suse.de>
5902 PR tree-optimization/78312
5903 * gimple-ssa-backprop.c (backprop::prepare_change): Reset
5904 flow-sensitive info.
5906 2016-11-14 Georg-Johann Lay <avr@gjlay.de>
5909 * doc/invoke.texi (AVR Options) [-mabsdata]: Document new option.
5910 * config/avr/avr.opt (-mabsdata): New option.
5911 * config/avr/avr-arch.h (avr_device_specific_features): Add AVR_ISA_LDS.
5912 * config/avr/avr.c (avr_encode_section_info) [AVR_TINY]: If
5913 -mabsdata & symbol is not progmem, tag as AVR_SYMBOL_FLAG_TINY_ABSDATA.
5914 * config/avr/avr-mcus.def (attiny4/5/9/10/20): Use AVR_ISA_LDS.
5915 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Print cc1_absdata
5916 spec depending on AVR_ISA_LDS.
5917 * config/avr/specs.h (CC1_SPEC): Enhanced by cc1_absdata spec.
5919 2016-11-13 Jakub Jelinek <jakub@redhat.com>
5921 * match.pd: Don't try to compare addresses of variables with
5924 2016-11-13 Kugan Vivekanandarajah <kuganv@linaro.org>
5926 * ipa-cp.c (ipa_get_jf_pass_through_result): Skip unary expressions.
5927 (propagate_vr_accross_jump_function): Handle unary expressions.
5928 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
5929 (load_from_param_1): New.
5930 (load_from_unmodified_param): Factor common part into load_from_param_1.
5931 (load_from_param): New.
5932 (compute_complex_assign_jump_func): Handle unary expressions.
5933 (update_jump_functions_after_inlining): Likewise.
5934 (ipa_write_jump_function): Likewise.
5935 (ipa_read_jump_function): Likewise.
5937 2016-11-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5940 * doc/invoke.texi: Document Wrestrict.
5941 * pretty-print.c (pp_format): Add case for "Z" specifier.
5942 (test_pp_format): Test "Z" specifier.
5944 2016-11-13 Eric Botcazou <ebotcazou@adacore.com>
5946 * ipa-icf.c (sem_function::merge): Do not create a wrapper also if the
5947 original function needs a static chain.
5949 2016-11-13 David Edelsohn <dje.gcc@gmail.com>
5952 * config/rs6000/rs6000.c (rs6000_asm_weaken_decl): Protect
5955 2016-11-12 Segher Boessenkool <segher@kernel.crashing.org>
5958 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't
5959 return early if !optional_tbtab.
5961 2016-11-11 Eric Botcazou <ebotcazou@adacore.com>
5963 PR rtl-optimization/59461
5964 * doc/rtl.texi (paradoxical subregs): Add missing word.
5965 * combine.c (reg_nonzero_bits_for_combine): Do not discard results
5966 in modes with precision larger than that of last_set_mode.
5967 * rtlanal.c (nonzero_bits1) <SUBREG>: If WORD_REGISTER_OPERATIONS is
5968 set and LOAD_EXTEND_OP is appropriate, propagate results from inner
5969 REGs to paradoxical SUBREGs.
5970 (num_sign_bit_copies1) <SUBREG>: Likewise. Check that the mode is not
5971 larger than a word before invoking LOAD_EXTEND_OP on it.
5973 2016-11-11 Michael Meissner <meissner@linux.vnet.ibm.com>
5976 * config/rs6000/vsx.md (vsx_extract_<mode>_p9): Correct the
5977 element order for little endian ordering.
5979 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Use
5980 VECTOR_ELT_ORDER_BIG and not BYTES_BIG_ENDIAN to adjust element
5983 2016-11-11 Uros Bizjak <ubizjak@gmail.com>
5986 * config/i386/i386.md (rotate to rotatex splitter): Avoid overflow
5987 when calculating operand 2.
5988 (rotate to rotatex zext splitter): Ditto.
5990 2016-11-11 Jeff Law <law@redhat.com>
5992 * gimple-ssa-isolate-paths.c (is_divmod_with_given_divisor): New
5994 (stmt_uses_name_in_undefined_way): New function, extracted from
5995 find_implicit_erroneous_behavior and extended for div/mod case.
5996 (stmt_uses_0_or_null_in_undefined_way): New function, extracted from
5997 find_explicit_erroneous_behavior and extended for div/mod case.
5998 (find_implicit_erroneous_behavior): Use new helper function.
5999 (find_explicit_erroneous_behavior): Use new helper function.
6001 2016-11-11 Richard Biener <rguenther@suse.de>
6003 PR tree-optimization/71575
6004 * graphite-isl-ast-to-gimple.c (copy_cond_phi_nodes): Remove
6007 2016-11-11 Richard Biener <rguenther@suse.de>
6010 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
6011 about uninitialized destination arg of BIT_INSERT_EXPR.
6013 2016-11-10 Sandra Loosemore <sandra@codesourcery.com>
6016 * doc/invoke.texi (Code Gen Options) [-fno-common]: Use correct
6017 terminology. Expand to remove ambiguity.
6019 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
6021 PR rtl-optimization/78232
6022 * combine.c (try_combine): Add a big comment about why reusing i2dest
6024 (change_zero_ext): Do not call simplify_gen_binary, do the
6025 simplifications manually.
6027 2016-11-10 Michael Meissner <meissner@linux.vnet.ibm.com>
6029 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): If ISA 3.0,
6030 enable HImode and QImode to go in vector registers by default if
6031 the -mvsx-small-integer option is enabled.
6032 (rs6000_secondary_reload_simple_move): Likewise.
6033 (rs6000_preferred_reload_class): Don't force integer constants to
6034 be loaded into vector registers that we can easily make into
6035 memory (or being created in the GPRs and moved over with direct move).
6036 * config/rs6000/vsx.md (UNSPEC_P9_MEMORY): Delete, no longer used.
6037 (vsx_extract_<mode>): Rework V4SImode, V8HImode, and V16QImode
6038 vector extraction on ISA 3.0 when the scalar integer can be
6039 allocated in vector registers. Generate the VEC_SELECT directy,
6040 and don't use UNSPEC's to avoid having the scalar type in a vector
6041 register. Make the expander target registers, and let the
6042 combiner fold in results storing to memory, if the machine
6044 (vsx_extract_<mode>_di): Likewise.
6045 (vsx_extract_<mode>_p9): Likewise.
6046 (vsx_extract_<mode>_di_p9): Likewise.
6047 (vsx_extract_<mode>_store_p9): Likewise.
6048 (vsx_extract_si): Likewise.
6049 (vsx_extract_<mode>_p8): Likewise.
6050 (p9_lxsi<wd>zx): Delete, no longer used.
6051 (p9_stxsi<wd>x): Likewise.
6052 * config/rs6000/rs6000.md (INT_ISA3): New mode iterator for
6053 integers in vector registers for ISA 3.0.
6054 (QHI): Update comment.
6055 (zero_extendqi<mode>2): Add support for ISA 3.0 scalar load or
6056 vector extract instructions in sign/zero extend.
6057 (zero_extendhi<mode>): Likewise.
6058 (extendqi<mode>): Likewise.
6059 (extendhi<mode>2): Likewise.
6060 (HImode splitter for load/sign extend in vector register): Likewise.
6061 (float<QHI:mode><FP_ISA3:mode>2): Eliminate old method of
6062 optimizing floating point conversions to/from small data types and
6063 rewrite it to support QImode/HImode being allowed in vector
6064 registers on ISA 3.0.
6065 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
6066 (floatuns<QHI:mode><FP_ISA3:mode>2): Likewise.
6067 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
6068 (fix_trunc<SFDF:mode><QHI:mode>2): Likewise.
6069 (fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
6070 (fixuns_trunc<SFDF:mode><QHI:mode>2): Likewise.
6071 (fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
6072 VSPLITISW on ISA 2.07.
6073 (movhi_internal): Combine movhi_internal and movqi_internal into
6074 one mov<mode>_internal with an iterator. Add support for QImode
6075 and HImode being allowed in vector registers. Make large number
6076 of attributes and constraints easier to read.
6077 (movqi_internal): Likewise.
6078 (mov<mode>_internal): Likewise.
6079 (movdi_internal64): Fix constraint to allow loading -16..15 with
6080 VSPLITISW on ISA 2.07.
6081 (integer XXSPLTIB splitter): Add support for QI, HI, and SImode as
6084 2016-11-10 Pat Haugen <pthaugen@us.ibm.com>
6086 PR rtl-optimization/78241
6087 * loop-unroll.c (unroll_loop_runtime_iterations): Don't adjust 'niter',
6088 but emit initial peel copy if niter expr is not reliable.
6090 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
6092 * dwarf2cfi.c (dump_cfi_row): Add forward declaration.
6093 (maybe_record_trace_start): If the CFI is different on the new and
6094 old paths, print out both to the dump file before ICEing.
6096 2016-11-10 Vladimir Makarov <vmakarov@redhat.com>
6098 * target.def (additional_allocno_class_p): New.
6099 * hooks.h (hook_bool_reg_class_t_false): New prototype.
6100 * hooks.c (hook_bool_reg_class_t_false): New.
6101 * ira.c (setup_allocno_and_important_classes): Use the new hook.
6102 * doc/tm.texi.in (TARGET_ADDITIONAL_ALLOCNO_CLASS_P): Add it.
6103 * doc/tm.texi: Update.
6105 2016-11-10 Jason Merrill <jason@redhat.com>
6107 * gengtype.c (new_structure): Append to structures list.
6108 (find_structure): Likewise.
6110 2016-11-10 Jim Wilson <jim.wilson@linaro.org>
6112 * tree-loop-distribution.c (pg_add_dependence_edges): Return 2 if
6113 this_dir is 2. Check for this_dir non-zero before dir != this_dir
6116 2016-11-10 Jakub Jelinek <jakub@redhat.com>
6118 * omp-low.c (lower_omp_target): Fix up argument to is_reference.
6119 (expand_omp_ordered_sink): Handle TREE_PURPOSE of deps being
6121 * gimplify.c (gimplify_scan_omp_clauses): Likewise. Set
6122 ctx->target_map_scalars_firstprivate on OMP_TARGET even for Fortran.
6123 Remove omp_no_lastprivate callers. Propagate lastprivate on combined
6124 teams distribute parallel for simd even to distribute and teams
6125 construct. For OMP_CLAUSE_DEPEND add missing break at the end of
6126 OMP_CLAUSE_DEPEND_SINK case.
6127 (omp_notice_variable): Use lang_hooks.decls.omp_scalar_p.
6128 (omp_no_lastprivate): Removed.
6129 (gimplify_adjust_omp_clauses): Remove omp_no_lastprivate callers.
6130 (gimplify_omp_for): Likewise.
6131 (computable_teams_clause): Fail for automatic vars from current
6132 function not yet seen in bind expr.
6133 * langhooks.c (lhd_omp_scalar_p): New function.
6134 * langhooks.h (struct lang_hooks_for_decls): Add omp_scalar_p.
6135 * varpool.c (varpool_node::get_create): Set node->offloading
6136 even for DECL_EXTERNAL decls.
6137 * langhooks-def.h (lhd_omp_scalar_p): New prototype.
6138 (LANG_HOOKS_OMP_SCALAR_P): Define.
6139 (LANG_HOOKS_DECLS): Use it.
6141 2016-11-10 Martin Liska <mliska@suse.cz>
6144 * gimplify.c (gimplify_switch_expr): Create live_switch_vars
6145 only when SWITCH_BODY is a BIND_EXPR.
6147 2016-11-10 Pierre-Marie de Rodat <derodat@adacore.com>
6150 * dwarf2out.c (dwarf2out_early_global_decl): Call dwarf2out_decl
6151 on the context only when it has no DIE yet.
6153 2016-11-10 Richard Earnshaw <rearnsha@arm.com>
6155 * arm.h (target_cpus): Delete.
6156 * arm-opts.h (enum processor_type): Prefix entires with TARGET_CPU_.
6157 * arm.c (all_cores): Prefix IDENT with TARGET_CPU_.
6158 (all_architectures): Likewise.
6159 (arm_option_override): Adjust use of CPU enums.
6160 (arm_sched_reorder): Likewise.
6161 * vfp.md (movdi_vfp, movdi_vfp_cortexa8): Likewise.
6162 * arm.opt (mcpu, mtune): Adjust use of CPU enums.
6163 * arm/genopt.sh (processor_type): Prefix enumeration entries with
6165 * arm-tables.opt: Regenerated.
6167 2016-11-10 Siddhesh Poyarekar <siddhesh.poyarekar@linaro.org>
6169 * config/aarch64/aarch64-cores.def (qdf24xx): Update part number.
6171 * config/aarch64/aarch64-tune.md: Regenerated.
6172 * config/arm/arm-cores.def (falkor): New core.
6173 * config/arm/arm-tables.opt: Regenerated.
6174 * config/arm/arm-tune.md: Regenerated.
6175 * config/arm/bpabi.h (BE8_LINK_SPEC): Add falkor support.
6176 * config/arm/t-aprofile (MULTILIB_MATCHES): Likewise.
6177 * doc/invoke.texi (AArch64 Options/-mtune): Document it.
6178 (ARM Options/-mtune): Likewise.
6180 2016-11-10 Kugan Vivekanandarajah <kuganv@linaro.org>
6183 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
6185 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
6186 (propagate_vr_accross_jump_function): Likewise.
6187 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
6188 (load_from_param_1): New.
6189 (load_from_unmodified_param): Factor common part into load_from_param_1.
6190 (load_from_param): New.
6191 (compute_complex_assign_jump_func): Handle unary expressions.
6192 (ipa_write_jump_function): Likewise.
6193 (ipa_read_jump_function): Likewise.
6195 2016-11-09 Segher Boessenkool <segher@kernel.crashing.org>
6197 * simplify-rtx.c (simplify_binary_operation_1): Simplify
6198 (xor (and (xor A B) C) B) to (ior (and A C) (and B ~C)) and
6199 (xor (and (xor A B) C) A) to (ior (and A ~C) (and B C)) if C
6202 2016-11-09 David Malcolm <dmalcolm@redhat.com>
6204 * print-rtl-function.c: Include varasm.h.
6205 (print_any_param_name): New function.
6206 (print_param): New function.
6207 (print_rtx_function): Call print_param for each argument.
6208 * print-rtl.c (rtx_writer::finish_directive): New function.
6209 * print-rtl.h (rtx_writer::finish_directive): New decl.
6211 2016-11-09 Uros Bizjak <ubizjak@gmail.com>
6214 * config/i386/i386.md (*<shift_insn><mode>3_doubleword): Mark
6215 operand 0 as earlyclobber.
6216 (*ashl<mode>3_doubleword): Ditto for all operand 0 alternatives.
6218 2016-11-09 Martin Liska <mliska@suse.cz>
6220 * fold-const-call.c (fold_const_call): Fix up type of s0 and s1.
6222 2016-11-09 Jakub Jelinek <jakub@redhat.com>
6225 * builtins.c (expand_builtin_memcmp): Formatting fix.
6227 * flag-types.h (enum sanitize_code): Add SANITIZE_SHIFT_BASE
6228 and SANITIZE_SHIFT_EXPONENT, change SANITIZE_SHIFT to bitwise
6229 or of them, renumber other enumerators.
6230 * opts.c (sanitizer_opts): Add shift-base and shift-exponent.
6231 * doc/invoke.texi: Document -fsanitize=shift-base and
6232 -fsanitize-shift-exponent, document -fsanitize=shift as
6233 having those 2 suboptions.
6235 2016-11-09 Richard Biener <rguenther@suse.de>
6237 * fold-const.c (tree_swap_operands_p): Remove unused arg.
6238 * fold-const.c (tree_swap_operands_p): Likewise.
6239 (fold_binary_loc): Adjust.
6240 (fold_ternary_loc): Likewise.
6241 * genmatch.c (dt_operand::gen_gimple_exp): Likewise.
6242 * gimple-fold.c (fold_stmt_1): Likewise.
6243 * gimple-match-head.c (gimple_resimplify2): Likewise.
6244 (gimple_resimplify3): Likewise.
6245 (gimple_simplify): Likewise.
6246 * tree-ssa-dom.c (record_equality): Likewise.
6247 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Likewise.
6248 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
6249 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): Likewise.
6251 2016-11-09 Richard Biener <rguenther@suse.de>
6253 * tree-ssa-dom.c (canonicalize_comparison): Remove.
6254 (optimize_stmt): Remove redundant pre-propagation canonicalization
6255 of comparison operand order.
6257 2016-11-09 Martin Liska <mliska@suse.cz>
6259 * fold-const-call.c (fold_const_call): Fix the folding.
6261 2016-11-09 Richard Biener <rguenther@suse.de>
6263 * common.opt (flag_evaluation_order): Remove.
6264 * expr.c (expand_operands): Remove code guarded by
6265 flag_evaluation_order.
6266 * fold-const.c (reorder_operands_p): Remove, it always returns
6268 (negate_expr_p): Remove calls to reorder_operands_p.
6269 (fold_negate_expr): Likewise.
6270 (tree_swap_operands_p): Likewise.
6271 (fold_binary_loc): Likewise.
6273 2016-11-09 Andreas Schwab <schwab@suse.de>
6276 * config/m68k/m68k.md: Reject out-of-range bit pos in bit-fields
6277 insns operating on a register.
6279 2016-11-09 Richard Biener <rguenther@suse.de>
6281 PR tree-optimization/78007
6282 * tree-vect-stmts.c (vectorizable_bswap): New function.
6283 (vectorizable_call): Call vectorizable_bswap for
6284 BUILT_IN_BSWAP{16,32,64} if arguments are not promoted.
6286 2016-11-09 Richard Biener <rguenther@suse.de>
6288 * tree-vect-data-refs.c (vect_compute_data_ref_alignment):
6289 Look at the DR_BASE_ADDRESS object for forcing alignment.
6291 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
6293 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
6294 (propagate_vr_accross_jump_function): Likewise.
6295 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
6296 (load_from_param_1): New.
6297 (load_from_unmodified_param): Factor common part into load_from_param_1.
6298 (load_from_param): New.
6299 (compute_complex_assign_jump_func): Handle unary expressions.
6300 (ipa_write_jump_function): Likewise.
6301 (ipa_read_jump_function): Likewise.
6303 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
6306 * ipa-cp.c (propagate_vr_accross_jump_function): Pass param type.
6307 Also fold constant passed as argument while computing value range.
6308 (propagate_constants_accross_call): Pass param type.
6309 * ipa-prop.c: export ipa_get_callee_param_type.
6310 * ipa-prop.h: export ipa_get_callee_param_type.
6312 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
6314 * asan.h (asan_intercepted_p): Handle BUILT_IN_STRCSPN,
6315 BUILT_IN_STRPBRK, BUILT_IN_STRSPN and BUILT_IN_STRSTR.
6317 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
6319 * asan.h (ASAN_STACK_MAGIC_PARTIAL): Remove.
6320 * asan.c (ASAN_STACK_MAGIC_PARTIAL): Replace with
6321 ASAN_STACK_MAGIC_MIDDLE.
6322 (asan_global_struct): Increase the size of fields.
6323 (asan_add_global): Add new field constructor.
6324 * sanitizer.def (__asan_version_mismatch_check_v6): Replace with
6325 __asan_version_mismatch_check_v8.
6327 2016-11-08 David Edelsohn <dje.gcc@gmail.com>
6329 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Test XCOFF_DEBUGGING_INFO
6332 2016-11-08 Uros Bizjak <ubizjak@gmail.com>
6335 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
6336 Handle ASHIFT and LSHIFTRT.
6337 (dimode_scalar_chain::compute_convert_gain): Ditto.
6338 (dimode_scalar_chain::convert_insn): Ditto.
6340 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6342 * gimple-ssa-store-merging.c: Include selftest.h
6343 (verify_array_eq): New function.
6344 (verify_shift_bytes_in_array): Likewise.
6345 (verify_shift_bytes_in_array_right): Likewise.
6346 (verify_clear_bit_region): Likewise.
6347 (verify_clear_bit_region_be): Likewise.
6348 (store_merging_c_tests): Likewise.
6349 * selftest.h (store_merging_c_tests): Declare prototype.
6350 * selftest-run-tests.c (selftest::run_tests): Run
6351 store_merging_c_tests.
6353 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6355 * config/arm/arm.opt (mold-rtx-costs): Delete.
6356 (mnew-generic-costs): Delete.
6357 * config/arm/arm-protos.h (struct tune_params): Delete rtx_costs field.
6358 * config/arm/arm.c (arm_rtx_costs_1): Delete.
6359 (arm_size_rtx_costs): Likewise.
6360 (arm_slowmul_rtx_costs): Likewise.
6361 (arm_fastmul_rtx_costs): Likewise.
6362 (arm_xscale_rtx_costs): Likewise.
6363 (arm_9e_rtx_costs): Likewise.
6364 (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune,
6365 arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune,
6366 arm_cortex_a8_tune, arm_cortex_a7_tune, arm_cortex_a15_tune,
6367 arm_cortex_a53_tune, arm_cortex_a57_tune, arm_cortex_a9_tune,
6368 arm_cortex_a12_tune, arm_v7m_tune, arm_v6m_tune, arm_fa726te_tune
6369 arm_cortex_a5_tune, arm_xgene1_tune, arm_marvell_pj4_tune,
6370 arm_cortex_a35_tune, arm_exynosm1_tune, arm_cortex_a73_tune,
6371 arm_cortex_m7_tune):
6372 Delete rtx_costs field.
6373 (arm_new_rtx_costs): Rename to...
6374 (arm_rtx_costs_internal): ... This.
6375 (arm_rtx_costs): Remove old way of doing rtx costs.
6377 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6379 * config/arm/arm.c (arm_slowmul_tune): Use generic_extra_costs.
6380 (arm_fastmul_tune): Likewise.
6381 (arm_strongarm_tune): Likewise.
6382 (arm_xscale_tune): Likewise.
6383 (arm_9e_tune): Likewise.
6384 (arm_marvell_pj4_tune): Likewise.
6385 (arm_v6t2_tune): Likewise.
6386 (arm_v6m_tune): Likewise.
6387 (arm_fa726te_tune): Likewise.
6389 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6391 PR tree-optimization/78234
6392 * gimple-ssa-store-merging.c (clear_bit_region): Fix off-by-one error
6395 2016-11-08 Martin Liska <mliska@suse.cz>
6398 * dbgcnt.def: Add new debug counter asan_use_after_scope.
6399 * gimplify.c (gimplify_decl_expr): Do not sanitize vars
6400 with a value expr. Do not add artificial variables to
6401 live_switch_vars. Use the debug counter.
6402 (gimplify_target_expr): Use the debug counter.
6403 * internal-fn.def: Remove ECF_TM_PURE from ASAN_MARK builtin.
6404 * sanitizer.def: Set ATTR_NOTHROW_LEAF_LIST to
6405 BUILT_IN_ASAN_CLOBBER_N and BUILT_IN_ASAN_UNCLOBBER_N.
6407 2016-11-08 Richard Biener <rguenther@suse.de>
6409 * tree-vect-stmts.c (get_group_load_store_type): If the
6410 access is aligned do not trigger peeling for gaps.
6411 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Do not
6412 force alignment of vars with DECL_USER_ALIGN.
6414 2016-11-08 James Greenhalgh <james.greenhalgh@arm.com>
6416 * config/aarch64/t-aarch64 (aarch64-c.o): Depend on TARGET_H.
6418 2016-11-08 Richard Biener <rguenther@suse.de>
6420 PR tree-optimization/78205
6421 * tree-vect-stmts.c (vectorizable_load): Move check whether
6422 we may run into gaps when BB vectorizing SLP permutations ...
6423 * tree-vect-slp.c (vect_supported_load_permutation_p): ...
6424 here where we can do a more precise check.
6426 2016-11-08 Richard Biener <rguenther@suse.de>
6428 PR tree-optimization/78224
6429 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
6430 Split the fallthru edge in case its successor may have PHIs.
6431 Do not free dominance info.
6433 2016-11-07 Jakub Jelinek <jakub@redhat.com>
6436 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
6437 EH info even for bzhi and pdep/pext.
6439 2016-11-07 Peter Bergner <bergner@vnet.ibm.com>
6441 * config.gcc (powerpc*-*-*, rs6000*-*-*): Remove setting of
6442 INCLUDE_EXTRA_SPEC for Advance Toolchain builds.
6444 2016-11-07 Segher Boessenkool <segher@kernel.crashing.org>
6446 * config/rs6000/rs6000.md (div<mode>3): Expand using rs6000_emit_swdiv
6448 * config/rs6000/vector.md (div<mode>3): Ditto.
6450 2016-11-07 David Edelsohn <dje.gcc@gmail.com>
6452 * configure.ac (.hidden): Change to conftest_s string. Provide string
6454 (gcc_cv_ld_hidden): Yes for AIX.
6455 * configure: Regenerate.
6457 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Don't set for AIX (XCOFF).
6459 * config/rs6000/rs6000-protos.h (rs6000_asm_weaken_decl): Declare
6460 (rs6000_xcoff_asm_output_aligned_decl_common): Declare.
6461 * config/rs6000/xcoff.h (TARGET_ASM_GLOBALIZE_DECL_NAME): Define.
6462 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
6463 (ASM_OUTPUT_ALIGNED_COMMON): Delete.
6464 * config/rs6000/rs6000.c (rs6000_init_builtins): Change clog rename
6466 (rs6000_xcoff_visibility): New.
6467 (rs6000_xcoff_declare_function_name): Add visibility support.
6468 (rs6000_xcoff_asm_globalize_decl_name): New.
6469 (rs6000_xcoff_asm_output_aligned_decl_common): New.
6470 (rs6000_asm_weaken_decl): New.
6471 (rs6000_code_end): Disable HIDDEN_LINKONCE on XCOFF.
6472 config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Change definition to
6475 2016-11-07 Jack Howarth <howarth.at.gcc@gmail.com>
6478 * incpath.c (remove_dup): Also silently ignore EPERM.
6480 2016-11-07 Martin Jambor <mjambor@suse.cz>
6482 * tree.c (verify_type_variant): Use pointer comparison to check that
6483 TYPE_SIZE_UNIT match.
6485 2016-11-07 Jakub Jelinek <jakub@redhat.com>
6488 * dse.c (dse_step5): Call scan_reads even if just
6489 insn_info->frame_read. Improve and fix dump file messages.
6492 * config/i386/i386.c (ix86_expand_sse_cmp): Force dest into
6493 cmp_mode argument even for -O0 if cmp_mode != mode and maskcmp.
6495 2016-11-07 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
6498 * match.pd: Add following two patterns:
6499 (x == 0 & y == 0) -> (x | typeof(x)(y)) == 0.
6500 (x != 0 | y != 0) -> (x | typeof(x)(y)) != 0.
6502 2016-11-07 Bernd Schmidt <bschmidt@redhat.com>
6504 * emit-rtl.c (emit_copy_of_insn_after): Duplicate notes in order.
6505 * sel-sched-ir.c (create_copy_of_insn_rtx): Likewise.
6506 * rtl.h (duplicate_reg_notes): Declare.
6507 * rtlanal.c (duplicate_reg_note): New function.
6509 PR rtl-optimization/77309
6510 * combine.c (make_compound_operation): Allow EQ for IN_CODE, and
6511 don't assume an equality comparison for plain COMPARE.
6512 (simplify_comparison): Pass a more accurate code to
6513 make_compound_operation.
6515 2016-11-07 Pat Haugen <pthaugen@us.ibm.com>
6517 * target.def (compute_pressure_classes): New target hook.
6518 * doc/tm.texi.in: Document it.
6519 * doc/tm.texi: Regenerate.
6520 * ira.c (setup_pressure_classes): Call target hook if defined.
6522 2016-11-07 David Malcolm <dmalcolm@redhat.com>
6524 * print-rtl.c (rtx_writer::operand_has_default_value_p): New
6526 (rtx_writer::print_rtx): In compact mode, omit trailing operands
6527 that have the default values.
6528 * print-rtl.h (rtx_writer::operand_has_default_value_p): New
6530 * rtl-tests.c (selftest::test_dumping_insns): Remove empty
6531 label string from expected dump.
6532 (seltest::test_uncond_jump): Remove trailing "(nil)" for REG_NOTES
6535 2016-11-07 Jakub Jelinek <jakub@redhat.com>
6538 * alias.c (nonoverlapping_memrefs_p): If one decl is
6539 FUNCTION_DECL or LABEL_DECL and the other is not, return 1.
6541 2016-11-07 Richard Biener <rguenther@suse.de>
6544 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
6547 2016-11-07 Richard Biener <rguenther@suse.de>
6549 PR tree-optimization/78218
6550 * gimple-ssa-store-merging.c
6551 (pass_store_merging::terminate_all_aliasing_chains):
6552 Drop unused argument, fix alias check to also consider uses.
6553 (pass_store_merging::execute): Adjust.
6555 2016-11-07 Richard Biener <rguenther@suse.de>
6557 PR tree-optimization/78228
6558 * tree-ssa-phiopt.c (abs_replacement): Avoid introducing
6561 2016-11-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6564 * config/aarch64/aarch64.md (*tb<optab><mode>1): Use
6565 aarch64_simd_shift_imm_<mode> predicate for operand 1.
6566 (<optab>, ANY_EXTRACT): Use tighter predicates on operands 2 and 3
6567 to restrict them to an appropriate range and add FAIL check if the
6568 region they specify is out of range. Delete useless constraint
6570 (*<optab><mode>, ANY_EXTRACT): Add appropriate predicates on operands
6571 2 and 3 to restrict their range and add pattern predicate.
6573 2016-11-07 Martin Liska <mliska@suse.cz>
6575 * asan.c (enum asan_check_flags): Move the enum to header file.
6576 (asan_init_shadow_ptr_types): Make type creation more generic.
6577 (shadow_mem_size): New function.
6578 (asan_emit_stack_protection): Use newly added ASAN_SHADOW_GRANULARITY.
6579 Rewritten stack unpoisoning code.
6580 (build_shadow_mem_access): Add new argument return_address.
6581 (instrument_derefs): Instrument local variables if use after scope
6582 sanitization is enabled.
6583 (asan_store_shadow_bytes): New function.
6584 (asan_expand_mark_ifn): Likewise.
6585 (asan_sanitize_stack_p): Moved from asan_sanitize_stack_p.
6586 * asan.h (enum asan_mark_flags): Moved here from asan.c
6587 (asan_protect_stack_decl): Protect all declaration that need
6589 (asan_sanitize_use_after_scope): New function.
6590 (asan_no_sanitize_address_p): Likewise.
6591 * cfgexpand.c (partition_stack_vars): Consider
6592 asan_sanitize_use_after_scope in condition.
6593 (expand_stack_vars): Likewise.
6594 * common.opt (-fsanitize-address-use-after-scope): New option.
6595 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
6596 Explain the parameter.
6597 * flag-types.h (enum sanitize_code): Define SANITIZE_USE_AFTER_SCOPE.
6598 * gimplify.c (build_asan_poison_call_expr): New function.
6599 (asan_poison_variable): Likewise.
6600 (gimplify_bind_expr): Generate poisoning/unpoisoning for local
6601 variables that have address taken.
6602 (gimplify_decl_expr): Likewise.
6603 (gimplify_target_expr): Likewise for C++ temporaries.
6604 (sort_by_decl_uid): New function.
6605 (gimplify_expr): Unpoison all variables for a label we can jump
6606 from outside of a scope.
6607 (gimplify_switch_expr): Unpoison variables defined in the switch
6609 (gimplify_function_tree): Clear asan_poisoned_variables.
6610 (asan_poison_variables): New function.
6611 (warn_switch_unreachable_r): Handle IFN_ASAN_MARK.
6612 * internal-fn.c (expand_ASAN_MARK): New function.
6613 * internal-fn.def (ASAN_MARK): Declare.
6614 * opts.c (finish_options): Handle -fstack-reuse if
6615 -fsanitize-address-use-after-scope is enabled.
6616 (common_handle_option): Enable address sanitization if
6617 -fsanitize-address-use-after-scope is enabled.
6618 * params.def (PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD):
6620 * params.h: Likewise.
6621 * sancov.c (pass_sanopt::execute): Handle IFN_ASAN_MARK.
6622 * sanitizer.def: Define __asan_poison_stack_memory and
6623 __asan_unpoison_stack_memory functions.
6624 * asan.c (asan_mark_poison_p): New function.
6625 (transform_statements): Handle asan_mark_poison_p calls.
6626 * gimple.c (nonfreeing_call_p): Handle IFN_ASAN_MARK.
6628 2016-11-07 Tamar Christina <tamar.christina@arm.com>
6631 * Makefile.in (SELFTEST_FLAGS): Added -o /dev/null.
6633 2016-11-07 Martin Liska <mliska@suse.cz>
6635 * tree-profile.c (gimple_gen_time_profiler): Set proper type
6636 to time_profiler_counter_ptr.
6638 2016-11-07 Richard Biener <rguenther@suse.de>
6640 PR tree-optimization/37150
6641 * tree-vectorizer.h (vect_transform_slp_perm_load): Add n_perms
6643 * tree-vect-slp.c (vect_supported_load_permutation_p): Adjust.
6644 (vect_analyze_slp_cost_1): Account for the real number of
6645 permutations emitted and for dead loads.
6646 (vect_transform_slp_perm_load): Add n_perms parameter counting
6647 the number of emitted permutations.
6648 * tree-vect-stmts.c (vectorizable_load): Adjust.
6650 2016-11-07 Richard Biener <rguenther@suse.de>
6652 PR tree-optimization/78189
6653 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Fix
6654 alignment computation.
6656 2016-11-06 Kugan Vivekanandarajah <kuganv@linaro.org>
6658 * ipa-cp.c (ipcp_bits_lattice::meet_with): Remove unreachable code.
6660 2016-11-05 Martin Sebor <msebor@redhat.com>
6662 * doc/invoke.texi (Warning Options): Correct typos in -Walloca
6665 2016-11-05 David Edelsohn <dje.gcc@gmail.com>
6669 * ipa-comdats.c (pass_ipa_comdats::gate): Require HAVE_COMDAT_GROUP.
6671 2016-11-04 Jakub Jelinek <jakub@redhat.com>
6674 * alias.c (nonoverlapping_memrefs_p): Return 0 if exprx or expry
6675 doesn't have rtl set.
6677 2016-11-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6679 * config/rs6000/rs6000.c (gimple-ssa.h): New #include.
6680 (TARGET_GIMPLE_FOLD_BUILTIN): Define as
6681 rs6000_gimple_fold_builtin.
6682 (rs6000_gimple_fold_builtin): New function. Add handling for
6683 early expansion of vector addition builtins.
6685 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
6687 * expr.h (copy_blkmode_from_reg): Delete.
6688 * expr.c (copy_blkmode_from_reg): Make static.
6690 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
6692 * defaults.h (LOAD_EXTEND_OP): Define if not already defined.
6693 * combine.c (LOAD_EXTEND_OP): Delete.
6694 (simplify_comparison): Fix comment about LOAD_EXTEND_OP.
6695 * cse.c (LOAD_EXTEND_OP): Delete.
6696 * fold-const.c (LOAD_EXTEND_OP): Likewise.
6697 * fwprop.c (free_load_extend): Remove #ifdef LOAD_EXTEND_OP/#endif.
6698 * postreload.c (LOAD_EXTEND_OP): Delete.
6699 * reload.c (push_reload): Remove #ifdef LOAD_EXTEND_OP/#endif.
6700 Convert conditional compilation based on WORD_REGISTER_OPERATIONS.
6701 (find_reloads): Likewise.
6702 * reload1.c (eliminate_regs_1): Likewise.
6703 * rtlanal.c (nonzero_bits1): Remove #ifdef LOAD_EXTEND_OP/#endif.
6704 (num_sign_bit_copies1): Likewise.
6706 2016-11-04 David Malcolm <dmalcolm@redhat.com>
6708 * config/i386/i386.c: Include "selftest.h" and "selftest-rtl.h".
6709 (selftest::ix86_test_dumping_hard_regs): New function.
6710 (selftest::ix86_run_selftests): New function.
6711 (TARGET_RUN_TARGET_SELFTESTS): When CHECKING_P, wire this up to
6712 selftest::ix86_run_selftests.
6713 * doc/tm.texi.in (TARGET_RUN_TARGET_SELFTESTS): New.
6714 * doc/tm.texi: Regenerate
6715 * selftest-rtl.h: New file.
6716 * rtl-tests.c: Include "selftest-rtl.h".
6717 (selftest::assert_rtl_dump_eq): Make non-static.
6718 (ASSERT_RTL_DUMP_EQ): Move to selftest-rtl.h.
6719 (selftest::test_dumping_regs): Update comment.
6720 * selftest-run-tests.c: Include "target.h".
6721 (selftest::run_tests): If non-NULL, call
6722 targetm.run_target_selftests.
6723 * target.def (run_target_selftests): New hook.
6725 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
6727 * config/arm/arm-arches.def (armv8-m.main+dsp): Set Cortex-M33 as
6728 representative core for this architecture.
6729 * config/arm/arm-cores.def (cortex-m33): Define new processor.
6730 * config/arm/arm-tables.opt: Regenerate.
6731 * config/arm/arm-tune.md: Likewise.
6732 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M33 to the list of
6733 valid -mcpu options.
6734 * doc/invoke.texi (ARM Options): Document new Cortex-M33 processor.
6736 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
6738 * config/arm/arm-arches.def (armv8-m.base): Set Cortex-M23 as
6739 representative core for this architecture.
6740 * config/arm/arm-cores.def (cortex-m23): Define new processor.
6741 * config/arm/arm-tables.opt: Regenerate.
6742 * config/arm/arm-tune.md: Likewise.
6743 * config/arm/arm.c (arm_v6m_tune): Add Cortex-M23 to the list of cores
6744 this tuning parameters apply to in the comment.
6745 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M23 to the list of
6746 valid -mcpu options.
6747 * doc/invoke.texi (ARM Options): Document new Cortex-M23 processor.
6749 2016-11-04 Bin Cheng <bin.cheng@arm.com>
6751 * fold-const.c (fold_cond_expr_with_comparison): Remove call
6752 to pedantic_non_lvalue_loc. Remove useless code for lvalue
6753 where cond_expr can't be a lvalue.
6755 2016-11-04 Claudiu Zissulescu <claziss@synopsys.com>
6757 * config/arc/arc.c (arc_process_double_reg_moves): Use
6759 * config/arc/arc.md (movsi_insn): Disable unsupported move
6760 instructions for ARCv2 cores.
6761 (movdi): Use prepare_move_operands.
6762 (movsf, movdf): Use move_dest_operand predicate.
6763 * config/arc/constraints.md (Chs): Enable when barrel shifter is
6765 * config/arc/fpu.md (divsf3): Change to divsf3_fpu.
6766 * config/arc/fpx.md (dexcl_3op_peep2_insn): Dx data register is
6768 (dexcl_3op_peep2_insn_nores): Likewise.
6769 * config/arc/arc.h (SHIFT_COUNT_TRUNCATED): Define to one.
6770 (LINK_COMMAND_SPEC): Remove.
6772 2016-11-04 Richard Biener <rguenther@suse.de>
6775 * loop-invariant.c (find_exits): Record entering inner
6776 loops as possibly exiting to handle infinite sub-loops.
6777 * tree-ssa-loop-im.c: Include tree-ssa-loop-niter.h.
6778 (fill_always_executed_in_1): Honor infinite child loops.
6780 2016-11-03 Michael Meissner <meissner@linux.vnet.ibm.com>
6783 * config/rs6000/vsx.md (vsx_extract_<mode>_di): The element number
6784 has already been adjusted for endianness, so don't adjust it any
6788 * config/rs6000/rs6000.h (FLOAT128_IBM_P): Do not allow IFmode or
6789 ICmode unless we have standard PowerPC floating point.
6790 * config/rs6000/rs6000.md (FP iterator): Likewise.
6791 (FMOVE128 iterator): Likewise.
6793 2016-11-03 Jakub Jelinek <jakub@redhat.com>
6794 Alexandre Oliva <aoliva@redhat.com>
6795 Jason Merrill <jason@redhat.com>
6799 * langhooks.h (struct lang_hooks_for_types): Add type_dwarf_attribute
6801 * langhooks.c (lhd_type_dwarf_attribute): New function.
6802 * langhooks-def.h (lhd_type_dwarf_attribute): Declare.
6803 (LANG_HOOKS_TYPE_DWARF_ATTRIBUTE): Define.
6804 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add
6805 LANG_HOOKS_TYPE_DWARF_ATTRIBUTE.
6806 (check_qualified_type, check_aligned_type): Call it.
6807 * dwarf2out.c (modified_type_die): Don't use type_main_variant
6808 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
6809 check_base_type and check_lang_type.
6810 (gen_ptr_to_mbr_type_die): If lookup_type_die is already non-NULL,
6811 return early. For pointer-to-data-member add DW_AT_use_location
6813 (gen_subroutine_type_die): Add DW_AT_{,rvalue_}reference attribute
6815 (gen_type_die_with_usage): Don't use type_main_variant
6816 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
6817 check_base_type and check_lang_type. Formatting fixes. Call
6818 get_debug_type langhook.
6820 2016-11-03 Jason Merrill <jason@redhat.com>
6822 * tree.c (check_lang_type): New.
6823 (check_qualified_type): Use it.
6824 (check_aligned_type): Use it.
6825 * tree.h: Declare it.
6827 2016-11-03 Richard Earnshaw <rearnsha@arm.com>
6829 * config.gcc (arm-wrs-vxworks): Set target_cpu_cname.
6830 (arm*-freebsd*): Likewise.
6831 (arm*-*-netbsdelf*): Likewise.
6832 (arm*-*-linux*): Likewise.
6833 (arm*-*-uclinux*eabi*): Likewise.
6834 (arm*-*-phoenix*): Likewise.
6835 (arm*-*-eabi*, arm*-*-symbianelf*, arm*-*-rtems*): Likewise.
6836 (arm*-*-*): Don't clobber target_cpu_cname when --with-cpu is not
6837 specified. Default to arm6 if target_cpu_cname is not set.
6838 * arm/arm.c (arm_option_override): Simplify logic. Assert that the
6839 default cpu has been correctly configured.
6840 * arm/arm.h (TARGET_CPU_DEFAULT): Delete.
6841 (target_cpus): Delete TARGET_CPU_generic, add TARGET_CPU_num_cores.
6842 * arm/freebsd.h (SUBTARGET_CPU_DEFAULT): Delete.
6843 * arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Delete.
6844 * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
6845 * arm/symbian.h (SUBTARGET_CPU_DEFAULT): Delete.
6846 * arm/unknown-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
6848 2016-11-03 Jiong Wang <jiong.wang@arm.com>
6850 * reg-notes.def (CFA_VAL_EXPRESSION): New entry.
6851 * dwarf2cfi.c (dwarf2out_frame_debug_cfa_val_expression): New function.
6852 (dwarf2out_frame_debug): Support REG_CFA_VAL_EXPRESSION.
6853 (output_cfa_loc): Support DW_CFA_val_expression.
6854 (output_cfa_loc_raw): Likewise.
6855 (output_cfi): Likewise.
6856 (output_cfi_directive): Likewise.
6857 * dwarf2out.c (dw_cfi_oprnd1_desc): Support DW_CFA_val_expression.
6858 (dw_cfi_oprnd2_desc): Likewise.
6859 (mem_loc_descriptor): Recognize new pattern generated for value
6862 2016-11-03 Segher Boessenkool <segher@kernel.crashing.org>
6864 PR rtl-optimization/78186
6865 * combine.c (change_zero_ext): Mask the RHS of a zero_extract as
6866 well, when converting to IOR.
6868 2016-11-03 Eric Botcazou <ebotcazou@adacore.com>
6870 * config/sparc/sparc.md (vec_interleave_lowv8qi): Delete.
6871 (vec_interleave_highv8qi): Likewise.
6873 2016-11-03 Martin Liska <mliska@suse.cz>
6875 * profile.c (instrument_values): Fix coding style.
6876 (branch_prob): Use renamed function.
6877 * tree-profile.c (init_ic_make_global_vars): Likewise.
6878 (gimple_init_edge_profiler): Rename to
6879 gimple_init_gcov_profiler.
6880 tree_time_profiler_counter variable declaration.
6881 (gimple_gen_time_profiler): Rewrite to do a direct gimple code
6883 * value-prof.h: Remove an argument.
6885 2016-11-03 Richard Biener <rguenther@suse.de>
6887 * config/rs6000/rs6000.c (rs6000_xcoff_declare_object_name): Use
6888 symtab_node::get_create.
6890 2016-11-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6892 * rtlanal.c (nonzero_bits1): Fix WORD_REGISTER_OPERATIONS condition.
6893 Move comments into more natural position.
6895 2016-11-03 Vineet Gupta <vgupta@synopsys.com>
6897 * config/arc/arc.h (SIZE_TYPE): Define as unsigned int.
6898 (PTRDIFF_TYPE): Define as int.
6900 2016-11-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
6902 * ccmp.c (expand_ccmp_expr_1): Adjust.
6903 (expand_ccmp_expr): Likewise.
6904 (expand_ccmp_next): Likewise.
6905 * config/aarch64/aarch64.c (aarch64_gen_ccmp_next): Likewise.
6906 (aarch64_gen_ccmp_first): Likewise.
6907 * doc/tm.texi: Regenerate.
6908 * target.def (gen_ccmp_first): Change argument types to rtx_insn *.
6909 (gen_ccmp_next): Likewise.
6911 2016-11-03 Bin Cheng <bin.cheng@arm.com>
6913 * tree-vect-loop.c (destroy_loop_vec_info): Handle cond_expr.
6914 (vect_is_simple_reduction): Swap cond_reduction by inversion.
6916 2016-11-02 Uros Bizjak <ubizjak@gmail.com>
6918 * config/i386/i386.c (ix86_init_libfuncs): New. Call
6919 darwin_rename_builtins here.
6920 (ix86_expand_divmod_libfunc): New.
6921 (TARGET_INIT_LIBFUNCS): Unconditionally define to ix86_init_libfuncs.
6922 (TARGET_EXPAND_DIVMOD_LIBFUNC): Define.
6924 2016-11-02 Cesar Philippidis <cesar@codesourcery.com>
6925 Nathan Sidwell <nathan@acm.org>
6927 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): Set to zero.
6929 2016-11-02 Max Filippov <jcmvbkbc@gmail.com>
6931 * config/xtensa/xtensa.c (xtensa_output_integer_literal_parts):
6933 (xtensa_output_literal): Use xtensa_output_integer_literal_parts
6934 to format MODE_INT and MODE_PARTIAL_INT literals.
6936 2016-11-02 Segher Boessenkool <segher@kernel.crashing.org>
6939 * config/r6000/rs6000.c (rs6000_get_separate_components): Return
6940 NULL if TARGET_SPE_ABI.
6942 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6944 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Don't forget to
6945 clear padding bits even when they're less than a byte.
6947 2016-11-02 Richard Biener <rguenther@suse.de>
6949 * gimple-ssa-store-merging.c: Include gimplify-me.h.
6950 (imm_store_chain_info::output_merged_stores): Force base_addr
6951 to be proper GIMPLE for a MEM_REF address.
6952 (pass_store_merging::execute): Restrict negative bitpos
6953 handling to non-MEM_REF bases. Remove TREE_THIS_VOLATILE
6954 check. Take into account non-NULL_TREE offset if the base
6955 is already addressable.
6957 2016-11-26 Wilco Dijkstra <wdijkstr@arm.com>
6959 * config/aarch64/aarch64-simd.md (aarch64_crypto_sha1hv4si):
6961 (aarch64_be_crypto_sha1hv4si): New pattern.
6963 2016-11-02 Wilco Dijkstra <wdijkstr@arm.com>
6965 * config/aarch64/aarch64.md (add<mode>3): Remove
6966 redundant code. Don't split frame based additions.
6968 2016-11-02 Richard Biener <rguenther@suse.de>
6970 * gimple-ssa-store-merging.c (struct store_immediate_info): Remove
6971 redundant val and dest members.
6972 (store_immediate_info::store_immediate_info): Adjust.
6973 (merged_store_group::merged_store_group): Adjust.
6974 (merged_store_group::apply_stores): Likewise.
6975 (struct imm_store_chain_info): Add base_addr field.
6976 (imm_store_chain_info::imm_store_chain_info): New constructor.
6977 (imm_store_chain_info::terminate_and_process_chain): Do not pass base.
6978 (imm_store_chain_info::output_merged_store): Likewise. Use
6979 addr_base which is already the address.
6980 (imm_store_chain_info::output_merged_stores): Likewise.
6981 (pass_tree_store_merging::terminate_all_aliasing_chains): Take
6982 imm_store_chain_info instead of base. Fix alias check.
6983 (pass_tree_store_merging::terminate_and_release_chain): Likewise.
6984 (imm_store_chain_info::coalesce_immediate_stores): Adjust.
6985 (pass_store_merging::execute): Refuse to operate on TARGET_MEM_REF.
6986 use the address of the base and adjust for other changes.
6988 2016-11-02 Martin Liska <mliska@suse.cz>
6990 * fold-const-call.c (host_size_t_cst_p): Test whether
6991 t is convertible to size_t.
6993 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6995 PR tree-optimization/78170
6996 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Truncate padding
6997 introduced by native_encode_expr on little-endian as well.
6999 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7001 PR tree-optimization/78162
7002 * gimple-ssa-store-merging.c (execute): Mark stores with bitpos < 0
7005 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7007 * config/aarch64/aarch64.c (aarch64_register_saved_on_entry): Add
7009 (aarch64_next_callee_save): Likewise.
7010 (aarch64_pushwb_single_reg): Likewise.
7011 (aarch64_gen_storewb_pair): Likewise.
7012 (aarch64_push_regs): Likewise.
7013 (aarch64_gen_loadwb_pair): Likewise.
7014 (aarch64_pop_regs): Likewise.
7015 (aarch64_gen_store_pair): Likewise.
7016 (aarch64_gen_load_pair): Likewise.
7017 (aarch64_save_callee_saves): Likewise.
7018 (aarch64_restore_callee_saves): Likewise.
7020 2016-11-02 Richard Biener <rguenther@suse.de>
7022 PR tree-optimization/78035
7023 PR tree-optimization/77964
7024 * gimple-pretty-print.c (pp_points_to_solution): Print
7025 vars_contains_interposable.
7026 * tree-ssa-alias.c: Include varasm.h.
7027 (ptrs_compare_unequal): Check vars_contains_interposable and
7028 decl_binds_to_current_def_p.
7029 (dump_points_to_solution): Dump vars_contains_interposable.
7030 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_interposable
7032 * tree-ssa-structalias.c: Include varasm.h.
7033 (set_uids_in_ptset): Record whether vars contains a
7034 not decl_binds_to_current_def_p variable in vars_contains_interposable.
7035 (ipa_escaped_pt): Update initializer.
7037 2016-11-02 Richard Biener <rguenther@suse.de>
7039 PR tree-optimization/78047
7040 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize
7041 fake field at offset zero conservatively regarding to may_have_pointers.
7043 2016-11-02 Richard Biener <rguenther@suse.de>
7045 * tree-vrp.c (evrp_dom_walker::before_dom_children): Call
7046 infer_value_range on stmt ops and update value-ranges.
7047 Dump visited stmts and blocks.
7048 (evrp_dom_walker::push_value_range): Dump changes.
7049 (evrp_dom_walker::pop_value_range): Likewise.
7050 (evrp_dom_walker::try_find_new_range): Avoid noop changes.
7052 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7054 * emit-rtl.c (prev_nonnote_insn_bb): Change argument type to
7056 * rtl.h (prev_nonnote_insn_bb): Adjust prototype.
7058 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7060 * cfgrtl.c (delete_insn_chain): Change argument type to rtx_insn *
7061 and adjust for that.
7062 * cfgrtl.h (delete_insn_chain): Adjust prototype.
7064 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7066 * config/rl78/rl78.c (gen-and_emit_move): Change argument type
7068 (transcode_memory_rtx): Likewise.
7069 (move_to_acc): Likewise.
7070 (move_from_acc): Likewise.
7071 (move_acc_to_reg): Likewise.
7072 (move_to_x): Likewise.
7073 (move_to_hl): Likewise.
7074 (move_to_de): Likewise.
7075 * config/rs6000/rs6000.c (emit_frame_save): Likewise.
7076 (rs6000_emit_savres_rtx): Likewise.
7077 (rs6000_emit_prologue): Likewise.
7078 * reorg.c (update_reg_unused_notes): Likewise.
7079 * rtl.h (remove_note): Adjust prototype.
7080 * rtlanal.c (remove_note): Make argument type rtx_insn *.
7082 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7084 * config/alpha/alpha.c (alpha_legitimize_address_1): Split up
7085 variables so some can be rtx_insn *.
7086 (alpha_emit_xfloating_libcall): Likewise.
7087 * config/mips/mips.c (mips_call_tls_get_addr): Likewise.
7088 (mips_legitimize_tls_address): Likewise.
7089 * optabs.c (expand_binop): Likewise.
7090 * reload1.c (gen_reload): Likewise.
7092 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7094 * reorg.c (relax_delay_slots): Split up the trial variable.
7096 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7098 * config/arc/arc.c (arc_emit_call_tls_get_addr): Make the type
7099 of variables rtx_insn *.
7100 * config/arm/arm.c (arm_call_tls_get_addr): Likewise.
7101 (legitimize_tls_address): Likewise.
7102 * config/bfin/bfin.c (hwloop_optimize): Likewise.
7103 (bfin_gen_bundles): Likewise.
7104 * config/c6x/c6x.c (reorg_split_calls): Likewise.
7105 (c6x_reorg): Likewise.
7106 * config/frv/frv.c (frv_reorder_packet): Likewise.
7107 * config/i386/i386.c (ix86_split_idivmod): Likewise.
7108 * config/ia64/ia64.c (ia64_expand_compare): Likewise.
7109 * config/m32c/m32c.c (m32c_prepare_shift): Likewise.
7110 * config/mn10300/mn10300.c: Likewise.
7111 * config/rl78/rl78.c: Likewise.
7112 * config/s390/s390.c (s390_fix_long_loop_prediction): Likewise.
7113 * config/sh/sh-mem.cc (sh_expand_cmpstr): Likewise.
7114 (sh_expand_cmpnstr): Likewise.
7115 (sh_expand_strlen): Likewise.
7116 (sh_expand_setmem): Likewise.
7117 * config/sh/sh.md: Likewise.
7118 * emit-rtl.c (emit_pattern_before): Likewise.
7119 * except.c: Likewise.
7120 * final.c: Likewise.
7123 2016-11-01 Jason Merrill <jason@redhat.com>
7125 * tree-inline.c (copy_tree_body_r): Only copy the taken branch of
7126 a COND_EXPR with constant condition.
7128 2016-11-01 Jakub Jelinek <jakub@redhat.com>
7130 * dwarf2out.c (gen_variable_die): Remove again origin_die variable
7131 and its initialization.
7133 2016-11-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7135 * dwarf2out.c (output_rnglists): Wrap basebuf, len in
7138 2016-11-01 Jakub Jelinek <jakub@redhat.com>
7140 * dwarf2out.c (add_name_and_src_coords_attributes): Add NO_LINKAGE_NAME
7141 argument, don't call add_linkage_name if it is true.
7142 (gen_variable_die): For C++ inline static data members, consider the
7143 initial call when old_die is NULL to be declaration and call
7144 add_name_and_src_coords_attributes in that case with true as
7145 NO_LINKAGE_NAME. Add DW_AT_inline attribute if needed.
7146 (gen_member_die): For C++ inline static data members, emit a
7147 definition DIE right away in DW_TAG_compile_unit context.
7149 2016-11-01 John David Anglin <danglin@gcc.gnu.org>
7152 * config/pa/pa.md: Add new shift/add patterns to handle
7153 (plus (mult (reg) (mem_shadd_operand)) (reg)) source operand.
7155 2016-11-01 Max Filippov <jcmvbkbc@gmail.com>
7157 * config/xtensa/xtensa-protos.h
7158 (xtensa_use_return_instruction_p): New prototype.
7159 * config/xtensa/xtensa.c (xtensa_current_frame_size,
7160 xtensa_callee_save_size): Remove.
7161 (struct machine_function): Add new fields: current_frame_size,
7162 callee_save_size, frame_laid_out and epilogue_done.
7163 (compute_frame_size, xtensa_expand_prologue,
7164 xtensa_expand_epilogue): Replace xtensa_callee_save_size with
7165 cfun->machine->callee_save_size and xtensa_current_frame_size
7166 with cfun->machine->current_frame_size.
7167 (compute_frame_size): Update cfun->machine->frame_laid_out and
7168 don't update frame layout after reload completion.
7169 (xtensa_expand_epilogue): Set cfun->machine->epilogue_done
7170 instead of zeroing xtensa_current_frame_size.
7171 (xtensa_use_return_instruction_p): New function.
7172 * config/xtensa/xtensa.h (xtensa_current_frame_size): Remove
7174 (INITIAL_ELIMINATION_OFFSET): Use return value of
7175 compute_frame_size instead of xtensa_current_frame_size value.
7176 * config/xtensa/xtensa.md ("return" pattern): Use new predicate
7177 function xtensa_use_return_instruction_p instead of inline code.
7179 2016-11-01 Jakub Jelinek <jakub@redhat.com>
7181 * tree.h (BLOCK_IN_COLD_SECTION_P): Define.
7182 * final.c (final_scan_insn): Set BLOCK_IN_COLD_SECTION_P.
7183 * dwarf2out.c (rnglist_idx): New variable.
7184 (struct dw_ranges): Add label, idx and maybe_new_sec fields.
7185 (DEBUG_RNGLISTS_SECTION): Define.
7186 (ranges_base_label): New variable.
7187 (size_of_die) <case dw_val_class_range_list>: If using
7188 DW_FORM_rnglistx, count size of uleb128 of range list index.
7189 (value_format) <case dw_val_class_range_list>: For
7190 -gdwarf-5 -gsplit-dwarf return DW_FORM_rnglistx.
7191 (output_range_list_offset): Handle -gdwarf-5 .debug_rnglists
7192 offsets. Multiply dwarf < 5 offsets by 2 * DWARF_ADDR_SIZE.
7193 (add_ranges_num): Remove useless prototype. Don't multiply
7194 by 2 * DWARF2_ADDR_SIZE. Add maybe_new_sec argument, adjust
7195 for new fields added to dw_ranges struct.
7196 (add_ranges): Add maybe_new_sec argument and pass it
7197 through to add_ranges_num.
7198 (note_rnglist_head): New function.
7199 (add_ranges_by_labels): Pass true as maybe_new_sec to
7200 add_ranges_num, call note_rnglist_head on the head of the list.
7201 (output_ranges): Add function comment. Switch to
7202 .debug_ranges section here and emit .Ldebug_ranges0 label.
7203 (index_rnglists, output_rnglists): New functions.
7204 (gen_subprogram_die): Formatting fixes.
7205 (add_high_low_attributes): Don't divide offsets
7206 by 2 * DWARF2_ADDR_SIZE. Call note_rnglist_head on the
7207 first list element or when pointing into the middle of
7208 a list. Pass true as second argument to add_ranges on the
7209 first block fragment after cold/hot section switch.
7210 (init_sections_and_labels): For -gdwarf-5 use .debug_rnglists
7211 section instead of .debug_ranges. Initialize
7212 ranges_base_label if -gdwarf-5 -gsplit-dwarf.
7213 (dwarf2out_finish): For -gdwarf-5 -gsplit-dwarf call
7214 index_rnglists and add DW_AT_rnglists_base attr. Don't switch
7215 to dwarf_ranges_section here or emit .Ldebug_ranges0 label.
7216 Call output_rnglists for -gdwarf-5.
7217 (dwarf2out_c_finalize): Clear rnglist_idx.
7219 2016-11-01 Fritz Reese <fritzoreese@gmail.com>
7221 * combine.c (simplify_compare_const): Add gcc_fallthrough.
7223 2016-11-01 Bilyan Borisov <bilyan.borisov@arm.com>
7224 Tamar Christina <tamar.christina@arm.com>
7226 * config/arm/arm-c.c (arm_cpu_builtins): New macro definition.
7227 * config/arm/arm_neon.h (vmaxnm_f32): New intrinsinc.
7228 (vmaxnmq_f32): Likewise.
7229 (vminnm_f32): Likewise.
7230 (vminnmq_f32): Likewise.
7231 * config/arm/arm_neon_builtins.def (vmaxnm): New builtin.
7233 * config/arm/neon.md (neon_<fmaxmin_op><mode>, VCVTF): New
7236 2016-10-31 Michael Meissner <meissner@linux.vnet.ibm.com>
7238 * config/rs6000/vsx.md (VSX_EXTRACT_FL): New iterator for all
7239 binary floating point types supported by the hardware except for
7241 (vsx_xvcvsxwdp_df): Provide scalar result alternative to the
7242 vector instruction for optimizing extracting a SImode from a
7243 V4SImode vector and converting it to floating point.
7244 (vsx_xvcvuxwdp_df): Likewise.
7245 (vsx_extract_si): On ISA 3.0, allow extract target and temporary
7246 registers to be any VSX register. Move stores to the end of the
7248 (vsx_extract_si_<uns>float_df): New combiner pattern and splitter
7249 to optimize extracting a SImode from a V4SImode vector and
7250 converting it to a binary floating point type supported by the
7251 hardware. Use the vector converts instead of extracting the
7252 element, sign extending it, and then converting it to double.
7253 Other floating point types than double first convert to double,
7254 then the double is converted to that type.
7255 (vsx_extract_si_<uns>float_<mode>): Likewise.
7257 2016-10-31 Andrew Pinski <apinski@cavium.com>
7259 * config/aarch64/driver-aarch64.c (host_detect_local_cpu):
7260 Rewrite handling of part num to handle the case where
7261 multiple implementers share the same part num.
7263 2016-10-31 Jan Kratochvil <jan.kratochvil@redhat.com>
7264 Jakub Jelinek <jakub@redhat.com>
7266 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): Adjust for -gdwarf-5.
7267 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Likewise.
7269 2016-10-31 Jakub Jelinek <jakub@redhat.com>
7271 * dwarf2out.c (dwarf_AT): Handle DW_AT_dwo_name.
7272 (use_debug_types): Adjust comment for DWARF5 DW_UT_type units.
7273 (new_die): Handle DW_TAG_skeleton_unit like DW_TAG_compile_unit.
7274 (is_cu_die, is_unit_die): Likewise.
7275 (should_move_die_to_comdat, break_out_comdat_types): Adjust
7276 comments for DWARF5 DW_UT_type units.
7277 (output_compilation_unit_header): Add UT argument, output
7278 start of DWARF5 .debug_info section header.
7279 (output_comp_unit): Add dwo_id argument. Adjust
7280 output_compilation_unit_header caller, for DW_UT_split_compile
7281 emit dwo_id field, otherwise padding1. Emit padding2 field.
7282 (add_top_level_skeleton_die_attrs): Add DW_AT_dwo_name
7283 rather than DW_AT_GNU_dwo_name attr for -gdwarf-5.
7284 (output_skeleton_debug_sections): Add dwo_id argument, for
7285 -gdwarf-5 emit DWARF 5 DW_UT_skeleton header.
7286 (output_comdat_type_unit): For -gdwarf-5 emit .debug_info
7287 DW_UT_type or DW_UT_split_type units rather than .debug_types.
7288 (dwarf2out_finish): Use DW_TAG_skeleton_unit rather than
7289 DW_TAG_compile_unit for skeleton unit die. Don't add
7290 DW_AT_GNU_dwo_id attributes for -gdwarf-5, instead pass checksum
7291 address to output_comp_unit and output_skeleton_debug_sections.
7293 * dwarf2out.c (debug_line_str_section): New variable.
7294 (debug_line_str_hash): Likewise.
7295 (DEBUG_LINE_STR_SECTION): Define.
7296 (set_indirect_string): Handle DW_FORM_line_strp like
7298 (find_string_form): Fix up formatting.
7299 (size_of_die): Handle DW_FORM_line_strp like DW_FORM_strp.
7301 (output_die): Handle DW_FORM_line_strp.
7302 (DWARF5_USE_DEBUG_LINE_STR): Define.
7303 (output_line_string): New function.
7304 (output_file_names): Add -gdwarf-5 support.
7305 (output_line_info): Likewise.
7306 (init_sections_and_labels): Initialize debug_line_str_section.
7307 (output_indirect_string): Change 2nd argument from void *
7308 to enum dwarf_form form, compare with form rather than
7310 (output_indirect_strings): Pass DW_FORM_strp to
7311 output_indirect_string traversion.
7312 (dwarf2out_finish): Output .debug_line_str strings.
7313 (dwarf2out_c_finalize): Clear debug_line_str_section and
7314 debug_line_str_hash.
7316 2016-10-31 Tom Tromey <tom@tromey.com>
7319 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_form_tls_address.
7320 (resolve_args_picking_1): Move DW_OP_form_tls_address case next to
7321 DW_OP_GNU_push_tls_address case.
7322 (loc_list_from_tree_1): Use DW_OP_form_tls_address.
7324 2016-10-31 Jakub Jelinek <jakub@redhat.com>
7326 * dwarf2out.h (struct dw_loc_descr_node): Adjust comment
7327 for frame_offset_rel bit.
7328 (struct array_descr_info): Add rank field.
7329 * dwarf2out.c (struct loc_descr_context): Add placeholder_arg
7330 and placeholder_seen fields.
7331 (resolve_args_picking_1): Handle also frame_offset_rel DW_OP_dup
7332 and DW_OP_over. Optimize DW_OP_pick 0 into DW_OP_dup and
7333 DW_OP_pick 1 into DW_OP_over.
7334 (function_to_dwarf_procedure, type_byte_size, field_byte_offset,
7335 gen_variant_part): Clear placeholder_{arg,seen}.
7336 (loc_list_from_tree_1): Drop const from context argument.
7337 Handle integral PLACEHOLDER_EXPR if context->placeholder_arg.
7338 (loc_list_for_address_of_addr_expr_of_indirect_ref,
7339 loc_list_from_tree, loc_descriptor_from_tree): Drop const from
7341 (add_scalar_info): Drop const from context argument. Handle
7342 context->placeholder_arg.
7343 (add_bound_info): Drop const from context argument.
7344 (gen_descr_array_type_die): Drop const from ctx variable.
7345 Initialize placeholder_arg and placeholder_seen. Add DW_AT_rank
7346 attribute and use a single DW_TAG_generic_subrange instead of
7347 7 DW_TAG_subrange_type for assumed rank arrays.
7349 * dwarf2out.h (enum dw_val_class): Add dw_val_class_loclistsptr.
7350 * dwarf2out.c (struct dw_loc_list_struct): Change emitted field
7351 from bool to 1-bit uchar bitfield. Add num_assigned and
7352 offset_emitted bitfields.
7353 (dw_val_equal_p): Compare v.val_lbl_id rather than v.val_unsigned
7354 for dw_val_class_lineptr and dw_val_class_macptr. Handle
7355 dw_val_class_loclistsptr.
7356 (new_addr_loc_descr): Fix up formatting.
7357 (DEBUG_LOCLISTS_SECTION, DEBUG_DWO_LOCLISTS_SECTION): Define.
7358 (add_AT_low_high_pc): Fix up formatting.
7359 (add_AT_loclistsptr): New function.
7360 (AT_lbl): Allow dw_val_class_loclistsptr.
7361 (print_dw_val, attr_checksum, attr_checksum_ordered, same_dw_val_p):
7362 Handle dw_val_class_loclistsptr.
7363 (loc_list_idx): New variable.
7364 (output_loclists_offsets, assign_location_list_indexes): New
7366 (size_of_die): For dw_val_class_loc_list -gsplit-dwarf -gdwarf-5
7367 add size_of_uleb128 of the index. Drop never used
7368 dwarf_split_debug_info AT_index handling. Handle
7369 dw_val_class_loclistsptr.
7370 (value_format): Return DW_FORM_loclistsx for dw_val_class_loc_list
7371 if -gsplit-dwarf -gdwarf-5. Handle dw_val_class_loclistsptr.
7372 (output_loc_list): Handle DWARF 5 .debug_loclists* format.
7373 (output_loc_list_offset): Handle -gsplit-dwarf -gdwarf-5
7374 DW_FORM_loclistx indexes.
7375 (output_attr_index_or_value): Fix up formatting. Don't handle
7376 dw_val_class_loc_list here.
7377 (output_die): Formatting fixes. Handle dw_val_class_loclistsptr.
7378 For dw_val_class_loc_list call output_loc_list_offset rather than
7379 output_attr_index_or_value.
7380 (init_sections_and_labels): For -gdwarf-5 use .debug_loclists
7381 or .debug_loclists.dwo section name for debug_loc_section.
7382 (resolve_addr_in_expr): Formatting fix.
7383 (index_location_lists): Likewise.
7384 (dwarf2out_finish): If there are any location lists, for
7385 -gsplit-dwarf -gdwarf-5 add DW_AT_loclists_base attribute. Call
7386 index_location_lists only if have_location_lists. Call
7387 assign_location_list_indexes for -gsplit-dwarf -gdwarf-5. Emit
7388 .debug_loclists{,.dwo} section header for -gdwarf-5, for -gdwarf-5
7389 -gsplit-dwarf also emit offset table.
7391 * dwarf2out.c (DWARF_LARGEST_DATA_FORM_BITS): Define.
7392 (size_of_die, value_format, output_die): Use
7393 DW_FORM_data16 for 128-bit dw_val_class_const_double or
7394 dw_val_class_wide_int.
7396 * dwarf2out.c (dwarf_op): Renamed to ...
7397 (dwarf_OP): ... this.
7398 (convert_descriptor_to_mode, scompare_loc_descriptor,
7399 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
7400 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr): Adjust
7402 (dwarf_AT, dwarf_TAG): New functions.
7403 (check_die): Disallow DW_AT_call_all_calls next to
7404 DW_AT_GNU_all_call_sites.
7405 (gen_call_site_die): Use dwarf_TAG and dwarf_AT with DWARF 5 tag
7406 and attributes instead of the corresponding GNU tag and attributes.
7407 (gen_subprogram_die): Likewise. Emit call site information even
7408 for -gdwarf-5 -gstrict-dwarf. Replace DW_AT_GNU_defaulted with
7409 DW_AT_defaulted in comment.
7410 (resolve_addr): Handle DW_AT_call_origin attribute on
7411 DW_TAG_call_site DIE like DW_AT_abstract_origin on
7412 DW_TAG_GNU_call_site DIE.
7414 * dwarf2out.c (dwarf_op): New function.
7415 (size_of_loc_descr): Handle DW_OP_{implicit_pointer,entry_value},
7416 DW_OP_{const,regval,deref}_type and DW_OP_{convert,reinterpret}.
7417 (output_loc_operands, output_loc_operands_raw): Likewise.
7418 (resolve_args_picking_1, prune_unused_types_walk_loc_descr,
7419 mark_base_types, hash_loc_operands, compare_loc_operands): Likewise.
7420 (resolve_addr_in_expr): Likewise. Only punt for !dwarf_strict
7421 if dwarf_version < 5.
7422 (convert_descriptor_to_mode): Use dwarf_op (DW_OP_xxx) instead of
7424 (scompare_loc_descriptor, ucompare_loc_descriptor,
7425 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
7426 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr,
7427 optimize_location_into_implicit_ptr): Likewise. Only punt for
7428 !dwarf_strict if dwarf_version < 5.
7429 (string_cst_pool_decl): Adjust comment.
7430 (non_dwarf_expression): Handle DW_OP_implicit_pointer.
7432 * dwarf2out.h (enum dw_val_class): Add dw_val_class_const_implicit,
7433 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
7434 (struct dw_val_node): Add val_file_implicit field.
7435 * dwarf2out.c (dw_val_equal_p, print_dw_val, attr_checksum,
7436 attr_checksum_ordered, same_dw_val_p, size_of_die, value_format,
7437 output_die): Handle dw_val_class_const_implicit,
7438 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
7439 (abbrev_die_table): Change into va_gc vec.
7440 (abbrev_die_table_allocated, abbrev_die_table_in_use,
7441 ABBREV_DIE_TABLE_INCREMENT): Remove.
7442 (AT_int, AT_unsigned, AT_file): Allow dw_val_class_*_implicit.
7443 (abbrev_opt_start, abbrev_usage_count, sorted_abbrev_dies): New
7445 (build_abbrev_table): Adjust for abbrev_die_table being a va_gc vec.
7446 If abbrev_opt_start, fill in abbrev_usage_count and abbrev_dies
7448 (die_abbrev_cmp, optimize_implicit_const, optimize_abbrev_table): New
7450 (output_die_abbrevs): For DW_FORM_implicit_const emit sleb128 with
7452 (output_abbrev_section): Adjust for abbrev_die_table being a va_gc
7454 (output_comp_unit): Initialize abbrev_opt_start if emitting the main
7455 unit. Call optimize_abbrev_table.
7456 (dwarf2out_init, dwarf2out_finish, dwarf2out_c_finalize): Adjust for
7457 abbrev_die_table being a va_gc vec.
7459 PR tree-optimization/77860
7460 * tree-ssa-reassoc.c (eliminate_using_constants): Handle
7461 also integral complex and vector constants.
7463 * dwarf2out.c (dwarf2out_define, dwarf2out_undef, output_macinfo_op,
7464 optimize_macinfo_range, save_macinfo_strings): Replace
7465 DW_MACRO_GNU_* constants with corresponding DW_MACRO_* constants.
7466 (output_macinfo): Likewise. Emit .debug_macro* rather than
7467 .debug_macinfo* even for -gstrict-dwarf -gdwarf-5.
7468 (init_sections_and_labels): Use .debug_macro* labels rather than
7469 .debug_macinfo* labels even for -gstrict-dwarf -gdwarf-5.
7470 (dwarf2out_finish): Use DW_AT_macros instead of DW_AT_macro_info
7471 or DW_AT_GNU_macros for -gdwarf-5.
7473 2016-10-31 Waldemar Brodkorb <wbx@openadk.org>
7475 * config/microblaze/linux.h (UCLIBC_DYNAMIC_LINKER): Define.
7477 2016-09-11 Le-Chun Wu <lcwu@google.com>
7478 Mark Wielaard <mjw@redhat.com>
7480 * common.opt (Wshadow=global): New option. Default for -Wshadow.
7481 (Wshadow=local): New option.
7482 (Wshadow-local): Hidden alias for -Wshadow=local.
7483 (Wshadow=compatible-local): New option.
7484 (Wshadow-compatible-local): Hidden alias for
7485 -Wshadow=compatible-local.
7486 * doc/invoke.texi: Document Wshadow=global, Wshadow=local and
7487 Wshadow=compatible-local.
7489 2016-10-31 Bin Cheng <bin.cheng@arm.com>
7491 * tree-vect-slp.c (vect_get_and_check_slp_defs): New parameter SWAP.
7492 Check slp defs for COND_EXPR by swapping/inverting operands if the
7493 new parameter SWAP indicates so.
7494 (vect_build_slp_tree_1): New parameter SWAP. Check COND_EXPR stmt
7495 is isomorphic to the first stmt via swapping/inverting. Store swap
7496 information in the new parameter SWAP.
7497 (vect_build_slp_tree): New local array SWAP and pass it to function
7498 vect_build_slp_tree_1. Cleanup result handling code for function
7499 call to vect_get_and_check_slp_defs. Skip operand swapping if the
7500 order of operands has been fixed as indicated by SWAP[i].
7502 2016-10-31 Bin Cheng <bin.cheng@arm.com>
7504 * tree-vect-data-refs.c (vect_slp_analyze_node_dependences): Skip
7505 unnecessary data dependence check after visited store stmt.
7507 2016-10-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7509 PR tree-optimization/71915
7510 PR tree-optimization/71490
7511 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Add
7513 (find_basis_for_base_expr): Require stride types to match when
7515 (alloc_cand_and_find_basis): Record the stride type.
7516 (slsr_process_phi): Pass stride type to alloc_cand_and_find_basis.
7517 (backtrace_base_for_ref): Pass types to legal_cast_p_1 rather than
7518 the expressions having those types.
7519 (slsr_process_ref): Pass stride type to alloc_cand_and_find_basis.
7520 (create_mul_ssa_cand): Likewise.
7521 (create_mul_imm_cand): Likewise.
7522 (create_add_ssa_cand): Likewise.
7523 (create_add_imm_cand): Likewise.
7524 (legal_cast_p_1): Change interface to accept types rather than the
7525 expressions having those types.
7526 (legal_cast_p): Pass types to legal_cast_p_1.
7527 (slsr_process_cast): Pass stride type to
7528 alloc_cand_and_find_basis.
7529 (slsr_process_copy): Likewise.
7530 (dump_candidate): Display stride type when a cast exists.
7531 (create_add_on_incoming_edge): Introduce a cast when necessary for
7533 (analyze_increments): Change the code checking for invalid casts
7534 to rely on the stride type, and update the documentation and
7535 example. Change the code checking for pointer multiplies to rely
7537 (insert_initializers): Introduce a cast when necessary for the
7538 stride type. Use the stride type for the type of the initializer.
7540 2016-10-30 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7542 * config/arm/arm.c (arm_const_not_ok_for_debug_p): Use VAR_P.
7544 2016-10-29 Jakub Jelinek <jakub@redhat.com>
7546 PR rtl-optimization/77919
7547 * expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing
7548 into memory if both modes are complex and their inner modes have the
7549 same precision. If the two modes are different complex modes, convert
7550 each part separately and generate a new CONCAT.
7552 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
7554 * config/pa/pa64-hpux.h (FINI_SECTION_ASM_OP): Define to null string.
7556 2016-10-29 Jakub Jelinek <jakub@redhat.com>
7559 * gimple-ssa-store-merging.c
7560 (imm_store_chain_info::output_merged_store): Use build_aligned_type
7561 instead of SET_TYPE_ALIGN on shared integral type.
7563 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
7565 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
7566 (MALLOC_ABI_ALIGNMENT): Define to 128 on all targets except SOM.
7569 2016-10-28 Jeff Law <law@redhat.com>
7571 * config/vax/vax.h (REGNO_REG_CLASS): Access the REGNO argument.
7572 * config/spu/spu.h (REGNO_REG_CLASS): Likewise.
7574 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
7576 * doc/sourcebuild.texi (Ada Tests): Remove mention of gcc chapter.
7578 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
7580 * target.def (min_arithmetic_precision): New hook.
7581 * doc/tm.texi.in (Misc): Add TARGET_MIN_ARITHMETIC_PRECISION.
7582 * doc/tm.texi: Regenerate.
7583 * internal-fn.c (expand_arith_overflow): Adjust handling of target
7584 dependent support by means of TARGET_MIN_ARITHMETIC_PRECISION.
7585 * targhooks.c (default_min_arithmetic_precision): New function.
7586 * targhooks.h (default_min_arithmetic_precision): Declare.
7587 * config/sparc/sparc.c (TARGET_MIN_ARITHMETIC_PRECISION): Define.
7588 (sparc_min_arithmetic_precision): New function.
7590 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
7593 * combine.c (change_zero_ext): Handle zero_ext of hard registers.
7594 Swap commutative operands in new RTL if needed. Handle zero_ext
7596 (recog_for_combine): Pass *pnewpat to change_zero_ext instead of
7599 2016-10-28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
7600 Kugan Vivekanandarajah <kuganv@linaro.org>
7601 Jim Wilson <jim.wilson@linaro.org>
7603 PR tree-optimization/43721
7604 * target.def: New hook expand_divmod_libfunc.
7605 * doc/tm.texi.in: Add hook for TARGET_EXPAND_DIVMOD_LIBFUNC.
7606 * doc/tm.texi: Regenerate.
7607 * internal-fn.def: Add new entry for DIVMOD ifn.
7608 * internal-fn.c (expand_DIVMOD): New.
7609 * tree-ssa-math-opts.c: Include optabs-libfuncs.h, tree-eh.h,
7611 (widen_mul_stats): Add new field divmod_calls_inserted.
7612 (target_supports_divmod_p): New.
7613 (divmod_candidate_p): Likewise.
7614 (convert_to_divmod): Likewise.
7615 (pass_optimize_widening_mul::execute): Call calculate_dominance_info,
7616 renumber_gimple_stmt_uids at beginning of function. Call
7617 convert_to_divmod and record stats for divmod.
7618 * config/arm/arm.c (arm_expand_divmod_libfunc): Override hook
7619 TARGET_EXPAND_DIVMOD_LIBFUNC.
7620 * doc/sourcebuild.texi: Add items for arm_divmod_simode, divmod,
7623 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
7624 Segher Boessenkool <segher@kernel.crashing.org>
7626 * dojump.c (do_jump_by_parts_greater_rtx): Invert probability when
7627 swapping the arms of the branch.
7628 * internal-fn.c (expand_addsub_overflow): Use a straight-line code
7629 sequence for the generic signed-signed-signed case.
7631 2016-10-28 Jeff Law <law@redhat.com>
7633 * config/bfin/bfin.c (bfin_legitimate_address_p): Add missing
7635 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
7637 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
7639 PR rtl-optimization/78029
7640 * function.c (prologue_contains, epilogue_contains): New functions.
7641 (record_prologue_seq, record_epilogue_seq): New functions.
7642 * function.h (prologue_contains, epilogue_contains,
7643 record_prologue_seq, record_epilogue_seq): New declarations.
7644 * sched-deps.c (sched_analyze_insn): Make dependencies to prevent
7645 mixing prologue and epilogue insns.
7646 (init_deps): Initialize the new fields in struct deps_desc.
7647 * sched-int.h (struct deps_desc): New fields last_prologue,
7648 last_epilogue, and last_logue_was_epilogue.
7649 * shrink-wrap.c (emit_common_heads_for_components): Record all
7650 emitted prologue and epilogue insns.
7651 (emit_common_tails_for_components): Ditto.
7652 (insert_prologue_epilogue_for_components): Ditto.
7654 2016-10-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7657 * Makefile.in (OBJS): Add gimple-ssa-store-merging.o.
7658 * common.opt (fstore-merging): New Optimization option.
7659 * opts.c (default_options_table): Add entry for
7660 OPT_ftree_store_merging.
7661 * fold-const.h (can_native_encode_type_p): Declare prototype.
7662 * fold-const.c (can_native_encode_type_p): Define.
7663 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Define.
7664 (PARAM_MAX_STORES_TO_MERGE): Likewise.
7665 * timevar.def (TV_GIMPLE_STORE_MERGING): New timevar.
7666 * passes.def: Insert pass_tree_store_merging.
7667 * tree-pass.h (make_pass_store_merging): Declare extern
7669 * gimple-ssa-store-merging.c: New file.
7670 * doc/invoke.texi (Optimization Options): Document
7672 (--param documentation): Document store-merging-allow-unaligned
7673 and max-stores-to-merge.
7675 2016-10-28 Will Schmidt <will_schmidt@vnet.ibm.com>
7678 * gimplify.c (gimplify_init_constructor): Move emit of constructor
7679 assignment to earlier in the if/else logic.
7681 2016-10-28 Richard Biener <rguenther@suse.de>
7685 * fold-const.c (make_bit_field_ref): Only adjust alias set
7686 when the original alias set was zero.
7688 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7690 * config/s390/s390.c (s390_adjust_loop_scan_osc): New function.
7691 (s390_adjust_loops): New function.
7692 (s390_reorg): Invoke s390_adjust_loops.
7693 * config/s390/s390.md (UNSPEC_OSC_BREAK): New constant.
7694 ("osc_break"): New insn definition.
7696 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7698 * config/s390/s390.opt: Support alternate cpu level naming (archXX).
7699 * config.gcc: Support alternate archXX cpu levels with
7700 --with-arch= and --with-tune=.
7701 * config/s390/linux.h: Translate new archXX cpu levels to the
7702 original names when calling GAS.
7703 * config/s390/tpf.h: Likewise.
7704 * doc/invoke.texi: Document the alternate cpu level names.
7706 2016-10-28 Jakub Jelinek <jakub@redhat.com>
7708 PR rtl-optimization/77919
7709 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into
7710 MEM if mode1 is not a complex mode.
7712 PR rtl-optimization/78132
7713 * ree.c (combine_reaching_defs): Give up if copy_needed and
7714 !HARD_REGNO_MODE_OK (REGNO (src_reg), dst_mode).
7716 2016-10-27 Eric Botcazou <ebotcazou@adacore.com>
7718 * config/sparc/sparc.md (<*vlop:code><VL:mode>3): Remove leading '*'.
7720 2016-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
7722 * config/rs6000/constraints.md (wH constraint): Add new
7723 constraints for allowing 32-bit integers (and eventually 8/16-bit
7724 integers) into the vector registers.
7725 (wI constraint): Likewise.
7726 (wJ constraint): Likewise.
7727 (wK constraint): Likewise.
7728 * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Add
7729 -mvsx-small-integer as a default option for ISA 2.07
7731 (POWERPC_MASKS): Likewise.
7732 * config/rs6000/rs6000.opt (-mvsx-small-integer): Add new debug
7733 switch to turn off small integer support in vector registers.
7734 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Eliminate
7735 test for -mupper-regs-di, since it is already done with the
7736 reg_add[mode].scalar_in_vsx_p. Add support for the switch
7737 -mvsx-small-integer.
7738 (rs6000_debug_reg_global): Add support for wH, wI, wJ, and wK
7740 (rs6000_setup_reg_addr_masks): Likewise.
7741 (rs6000_init_hard_regno_mode_ok): Likewise.
7742 (rs6000_option_override_internal): Add consistency checks for
7743 -mvsx-small-integer.
7744 (rs6000_secondary_reload_simple_move): SImode is a simple move if
7745 -mvsx-small-integer.
7746 (rs6000_secondary_reload): Use std::swap.
7747 (rs6000_preferred_reload_class): Don't prefer FLOAT_REGS over
7748 VSX_REGS for small integers in vector registers, since there is no
7749 D-FORM address mode for such types.
7750 (rs6000_register_move_cost): Use FIRST_FPR_REGNO instead of 32.
7751 (rs6000_opt_masks): Add -mvsx-small-integer.
7752 * config/rs6000/vsx.md (VSINT_84): Add SImode for small integer
7754 (VSX_EXTRACT_I2): Clone VSX_EXTRACT_I, but drop V4SI since SImode
7755 extracts can be done on ISA 2.07.
7756 (vsx_extract_<mode>): Add support for small integers in vsx
7758 (vsx_extract_<mode>_p9): Use 'v' instead of VSX_EX, since we no
7759 longer support V4SImode in this pattern.
7760 (vsx_extract_si): New insn to support extraction of SImode in ISA
7761 2.07 using either xxextractuw or vspltw.
7762 (vsx_extract_<mode>_p8): Use 'v' instead of VSX_EX, since we no
7763 longer support V4SImode in this pattern.
7764 * config/rs6000/rs6000.h (enum rs6000_reg_class_enum): Add wH, wI,
7765 wJ, and wK constraints.
7766 * config/rs6000/rs6000.md (f32_sv): Use correct instruction for
7767 storing SDmode with VSX instructions.
7768 (zero_extendsi<mode>2): Reorder pattern, so RLDICL comes after the
7769 GPR load and before the FPR and VSX loads. Remove ??, ! from the
7770 constraints. Add MFVSRWZ and XXEXTRACTUW instructions to support
7771 small integers in vector registers.
7772 (extendsi<mode>2): Reorder pattern, so EXTSW comes after the GPR
7773 load and before the FPR and VSX loads. Remove ??, ! from the
7774 constraints. Add VEXTSW2D support for small integers in vector
7776 (lfiwax): Remove ! constraint. Add VEXTSW2D support for small
7777 integers in vector registers.
7778 (floatsi<mode>2_lfiwax): If -mvsx-small-integer issue a normal
7779 move instead of using an UNSPEC.
7780 (lfiwzx): Remove ! constraint. Add XXEXTRACTUW support for small
7781 integers in vector registers.
7782 (floatunssi<mode>2_lfiwzx): If -mvsx-small-integer issue a normal
7783 move instead of using an UNSPEC.
7784 (movsi_internal1): Add support for -mvsx-small-integer. Align
7785 columns so that it is more readable.
7786 (SImode splitter for ISA 3.0 constants): Add splitter for
7787 -128..127 constants that can easily be constructed on ISA 3.0.
7788 * doc/md.texi (PowerPC Constraints): Document wH, wI, wJ, and wK
7791 2016-10-27 Jakub Jelinek <jakub@redhat.com>
7794 * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd
7797 2016-10-27 Aldy Hernandez <aldyh@redhat.com>
7799 * builtins.c (expand_builtin_nonlocal_goto): Avoid evaluating
7800 PIC_OFFSET_TABLE_REGNUM twice.
7802 2016-10-27 Bin Cheng <bin.cheng@arm.com>
7804 * match.pd ((convert (op:s (convert@2 @0) (convert?@3 @1)))): Add
7805 support for constant operand for OP.
7807 2016-10-27 Jakub Jelinek <jakub@redhat.com>
7809 * dwarf2out.c (gen_member_die): Only reparent_child instead of
7810 splice_child_die if child doesn't have DW_AT_specification attribute.
7812 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
7814 * config/arm/arm.h (TARGET_HAVE_LDREX): Define for ARMv8-M Baseline.
7815 (TARGET_HAVE_LDREXBH): Likewise.
7816 (TARGET_HAVE_LDACQ): Likewise.
7818 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
7820 * config/arm/arm.c (arm_split_atomic_op): Add function comment. Add
7821 logic to to decide whether to copy over old value to register for new
7823 * config/arm/sync.md: Add comments explaning why mode and code
7824 attribute are not defined in iterators.md
7825 (thumb1_atomic_op_str): New code attribute.
7826 (thumb1_atomic_newop_str): Likewise.
7827 (thumb1_atomic_fetch_op_str): Likewise.
7828 (thumb1_atomic_fetch_newop_str): Likewise.
7829 (thumb1_atomic_fetch_oldop_str): Likewise.
7830 (atomic_exchange<mode>): Add new ARMv8-M Baseline only alternatives to
7831 mirror the more restrictive constraints of the Thumb-1 insns after
7832 split compared to Thumb-2 counterpart insns.
7833 (atomic_<sync_optab><mode>): Likewise. Add comment to keep constraints
7834 in sync with non atomic version.
7835 (atomic_nand<mode>): Likewise.
7836 (atomic_fetch_<sync_optab><mode>): Likewise.
7837 (atomic_fetch_nand<mode>): Likewise.
7838 (atomic_<sync_optab>_fetch<mode>): Likewise.
7839 (atomic_nand_fetch<mode>): Likewise.
7840 * config/arm/thumb1.md (thumb1_addsi3): Add comment to keep contraint
7841 in sync with atomic version.
7842 (thumb1_subsi3_insn): Likewise.
7843 (thumb1_andsi3_insn): Likewise.
7844 (thumb1_iorsi3_insn): Likewise.
7845 (thumb1_xorsi3_insn): Likewise.
7847 2016-10-27 Nick Clifton <nickc@redhat.com>
7849 * plugin.c (register_plugin_info): Produce an error message if the
7850 plugin is not found in the hash table.
7852 2016-10-27 Bin Cheng <bin.cheng@arm.com>
7854 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
7857 2016-10-26 Kelvin Nilsen <kelvin@gcc.gnu.org>
7860 * config/rs6000/rs6000.c (spe_init_builtins): Modify loops to not
7861 define builtin functions from the bdesc_spe_predicates or
7862 bdesc_spe_evsel arrays if the builtin mask is not compatible with
7863 the current compiler configuration.
7864 (paired_init_builtins): Modify loop to not define define builtin
7865 functions from the bdesc_paried_preds array if the builtin mask is
7866 not compatible with the current compiler configuration.
7867 (altivec_init_builtins): Modify loops to not define the
7868 __builtin_altivec_stxvl function nor the builtin functions from
7869 the bdesc_dst or bdesc_altivec_preds, or bdesc_abs arrays if the
7870 builtin mask is not compatible with the current compiler
7873 2016-10-26 Jeff Law <law@redhat.com>
7875 * config/sh/sh.c (output_branch): Add missing fallthru comments.
7876 (gen_shl_and): Likewise.
7877 * config/sh/sh.md (movsicc): Add missing fallthru comments.
7879 * config/mips/mips.c (mips16_constant_cost): Add missing
7881 (mips16_build_call_stub): Increase buffer size. Adjust
7884 2016-10-26 David Malcolm <dmalcolm@redhat.com>
7886 * print-rtl.c (rtx_writer::print_rtx_operand_code_u): Print
7887 INSN_UIDs for all insns in compact mode.
7888 (rtx_writer::print_rtx): Likewise.
7889 * print-rtl.h (rtx_writer::flag_compact): Update comment.
7890 * rtl-tests.c (selftest::test_dumping_insns): Update expected
7891 output to include INSN_UID.
7892 (selftest::test_uncond_jump): Likewise.
7894 2016-10-26 Pat Haugen <pthaugen@us.ibm.com>
7896 * haifa-sched.c (call_used_regs_num): Rename to...
7897 (call_saved_regs_num): ...this.
7898 (fixed_regs_num): New variable.
7899 (sched_pressure_start_bb): Subtract out fixed_regs. Scale call_saved
7901 (alloc_global_sched_pressure_data): Compute call_saved and fixed regs.
7903 2016-10-26 David Malcolm <dmalcolm@redhat.com>
7905 * print-rtl-function.c (print_rtx_function): Rewrite in terms of
7907 * print-rtl.c (outfile): Delete global.
7908 (sawclose): Likewise.
7910 (in_call_function_usage): Likewise.
7911 (flag_compact): Likewise.
7912 (flag_simple): Likewise.
7913 (rtx_writer::rtx_writer): New ctor.
7914 (print_rtx_operand_code_0): Convert to...
7915 (rtx_writer::print_rtx_operand_code_0): ...this.
7916 (print_rtx_operand_code_e): Convert to...
7917 (rtx_writer::print_rtx_operand_code_e): ...this.
7918 (print_rtx_operand_codes_E_and_V): Convert to...
7919 (rtx_writer::print_rtx_operand_codes_E_and_V): ...this.
7920 (print_rtx_operand_code_i): Convert to...
7921 (rtx_writer::print_rtx_operand_code_i): ...this.
7922 (print_rtx_operand_code_r): Convert to...
7923 (rtx_writer::print_rtx_operand_code_r): ...this.
7924 (print_rtx_operand_code_u): Convert to...
7925 (rtx_writer::print_rtx_operand_code_u): ...this.
7926 (print_rtx_operand): Convert to...
7927 (rtx_writer::print_rtx_operand): ...this.
7928 (print_rtx): Convert to...
7929 (rtx_writer::print_rtx): ...this.
7930 (print_inline_rtx): Rewrite in terms of class rtx_writer.
7931 (debug_rtx): Likewise.
7932 (print_rtl): Convert to...
7933 (rtx_writer::print_rtl): ...this.
7934 (print_rtl): Reimplement in terms of class rtx_writer.
7935 (print_rtl_single): Rewrite in terms of class rtx_writer.
7936 (print_rtl_single_with_indent): Convert to..
7937 (rtx_writer::print_rtl_single_with_indent): ...this.
7938 (print_simple_rtl): Rewrite in terms of class rtx_writer.
7939 * print-rtl.h (flag_compact): Delete decl.
7940 (class rtx_writer): New class.
7941 * rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of
7944 2016-10-26 Jeff Law <law@redhat.com>
7946 * config/microblaze/microblaze.c (tls_mentioned_p): Avoid
7949 * config/arc/arc.c (acr_print_operand): Adjust fallthru comment.
7950 (check_if_valid_sleep_operand): Add missing fallthru comment.
7951 (arc_register_move_cost): Increase buffer size.
7952 * config/arc/arc.md (cbranch4si_scratch): Add missing fallthru
7954 * config/arc/predicates.md (move_str_operand): Avoid fallthru.
7956 * config/cr16/cr16.c (cr16_print_operand): Add missing fallthru
7957 comment. Add gcc_unreachable for path that should never happen.
7959 * config/epiphany/epiphany.c (epiphany_print_operand): Adjust
7962 2016-10-26 Jakub Jelinek <jakub@redhat.com>
7963 Martin Liska <mliska@suse.cz>
7966 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
7967 clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
7968 on outer context if any.
7970 2016-10-26 Jakub Jelinek <jakub@redhat.com>
7972 * gen-pass-instances.awk (adjust_linenos): Increment pass_lines[p]
7973 by increment rather than double it.
7974 (insert_remove_pass): Strip leading whitespace from args[3]. Don't
7975 emit a space before args[4].
7976 (END): Don't emit a space before with_arg.
7978 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
7980 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M
7981 Baseline only alternatives to (i) hold store atomic success value in a
7982 return register rather than a scratch register, (ii) use a low register
7983 for it and to (iii) ensure the cbranchsi insn generated by the split
7984 respect the constraints of Thumb-1 cbranchsi4_insn and
7986 * config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate
7987 constraints must match those in atomic_compare_and_swap.
7988 (cbranchsi4_scratch): Likewise.
7990 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
7992 * config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local
7993 variable. Add the new parameter to the insn generator. Set that
7994 parameter to be CC flag for 32-bit targets, bval otherwise. Set the
7995 return value from the negation of that parameter for Thumb-1, keeping
7996 the logic unchanged otherwise except for using bdst as the destination
7997 register of the compare_and_swap insn.
7998 (arm_split_compare_and_swap): Add explanation about how is the value
7999 returned to the function comment. Rename scratch variable to
8000 neg_bval. Adapt initialization of variables holding operands to the
8001 new operand numbers. Use return register to hold result of store
8002 exclusive for Thumb-1, scratch register otherwise. Construct the
8003 appropriate cbranch for Thumb-1 targets, keeping the logic unchanged
8004 for 32-bit targets. Guard Z flag setting to restrict to 32bit targets.
8005 Use gen_cbranchsi4 rather than hand-written conditional branch to loop
8006 for strongly ordered compare_and_swap.
8007 * config/arm/predicates.md (cc_register_operand): New predicate.
8008 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a
8009 match_operand with the new predicate to accept either the CC flag or a
8010 destination register for the boolean return value, restricting it to
8011 CC flag only via constraint. Adapt operand numbers accordingly.
8013 2016-10-26 Jeff Law <law@redhat.com>
8015 * config/fr30/fr30.c (fr30_print_operand): Adjust fallthru comment.
8017 * config/frv/frv.c (comparison_string): Do not fall through after
8020 * config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru
8022 (expand_one_builtin): Add missing break.
8024 * config/m32c/m32c.c (encode_pattern_1): Add fallthru comment.
8025 (m32c_legitimate_address_p): Likewise.
8027 * config/m32r/m32r.c (m32r_print_operand): Adjust fallthru comment.
8029 * config/mcore/mcore.c (mcore_gen_compare): Adjust fallthru comments.
8031 * config/microblaze/microblaze.c (microblaze_function_arg): Adjust
8034 * config/msp430/msp430.c (msp430_legitimate_address_p): Adjust
8037 * config/nios2/nios2.c (nios2_rtx_costs): Avoid fallthru.
8039 * config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
8041 (rl78_asm_ctor_dtor): Increase buffer size.
8043 * config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase
8045 (xstormy16_asm_output_constructor): Likewise.
8047 * config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer
8050 * config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU
8051 comment to silence warning.
8053 * config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment.
8054 (spu_legitimate_address_p): Fix logic error and add missing fallthru
8057 2016-10-26 Michael Matz <matz@suse.de>
8059 PR tree-optimization/78060
8060 PR tree-optimization/78061
8061 PR tree-optimization/78088
8062 * tree-ssa-loop-split.c (easy_exit_values): New function.
8063 (tree_ssa_split_loops): Use it.
8064 (compute_new_first_bound): Change order of operations,
8065 fix invalid use of types.
8067 2016-10-26 Georg-Johann Lay <avr@gjlay.de>
8069 gen-pass-instances.awk is sensitive to the order in which
8070 passes are added; passes that appear later have to be added first.
8074 * config/avr/avr-passes.def: Swap order of directives for
8075 gen-pass-instances.awk.
8077 2016-10-25 Jeff Law <law@redhat.com>
8079 * config/vax/vax.c (vad_address_cost_1): Add missing FALLTHRU comment.
8080 (vax_notice_update_cc): Likewise.
8082 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
8084 * config.gcc (sparc*-*-solaris2*): Adjust.
8085 (sparc64-*-linux*): Likewise.
8086 * config/sparc/default-64.h: Rename to...
8087 * config/sparc/default64.h: ...this.
8088 * config/sparc/sparc.c (sparc_option_override): Replace TARGET_64BIT
8090 (sparc_mangle_type): Replace !TARGET_64BIT with TARGET_ARCH32.
8091 * config/sparc/sparc.h: Minor tweaks.
8092 * config/sparc/sparc.md: Replace !TARGET_64BIT and !TARGET_ARCH64 with
8093 TARGET_ARCH32 throughout. Minor various tweaks throughout.
8095 2016-10-25 David Malcolm <dmalcolm@redhat.com>
8097 * input.c (fcache::file_patch): Add comment about lifetime.
8098 (selftest::cpp_reader_ptr): New class.
8099 (selftest::lexer_test): Convert m_parser from cpp_reader *
8100 to a cpp_reader_ptr, and move m_tempfile to after it.
8101 (selftest::lexer_test::lexer_test): Update for above reordering.
8102 (lexer_test::~lexer_test): Move cleanup of m_parser to
8103 cpp_reader_ptr's dtor.
8105 2016-10-25 David Malcolm <dmalcolm@redhat.com>
8107 * toplev.c (toplev::main): Remove call to
8108 location_adhoc_data_fini.
8110 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
8112 * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
8113 * tree.c (int_fits_type_p): Likewise. Adjust head comment.
8115 2016-10-25 David Malcolm <dmalcolm@redhat.com>
8117 * ggc-tests.c (forcibly_ggc_collect): Rename to...
8118 (selftest::forcibly_ggc_collect): ...this, and remove "static".
8119 (test_basic_struct): Update for above renaming.
8120 (test_length): Likewise.
8121 (test_union): Likewise.
8122 (test_finalization): Likewise.
8123 (test_deletable_global): Likewise.
8124 (test_inheritance): Likewise.
8125 (test_chain_next): Likewise.
8126 (test_user_struct): Likewise.
8127 (test_tree_marking): Likewise.
8128 * selftest-run-tests.c (selftest::run_tests): Call
8129 selftest::forcibly_ggc_collect at the end of the selftests.
8130 * selftest.h (selftest::forcibly_ggc_collect): New decl.
8132 2016-10-25 Jakub Jelinek <jakub@redhat.com>
8135 * optabs.def (vcondeq_optab, vec_cmpeq_optab): New optabs.
8136 * optabs.c (expand_vec_cond_expr): For comparison codes
8137 EQ_EXPR and NE_EXPR, attempt vcondeq_optab as fallback.
8138 (expand_vec_cmp_expr): For comparison codes
8139 EQ_EXPR and NE_EXPR, attempt vec_cmpeq_optab as fallback.
8140 * optabs-tree.h (expand_vec_cmp_expr_p, expand_vec_cond_expr_p):
8141 Add enum tree_code argument.
8142 * optabs-query.h (get_vec_cmp_eq_icode, get_vcond_eq_icode): New
8144 * optabs-tree.c (expand_vec_cmp_expr_p): Add CODE argument. For
8145 CODE EQ_EXPR or NE_EXPR, attempt to use vec_cmpeq_optab as
8147 (expand_vec_cond_expr_p): Add CODE argument. For CODE EQ_EXPR or
8148 NE_EXPR, attempt to use vcondeq_optab as fallback.
8149 * tree-vect-generic.c (expand_vector_comparison,
8150 expand_vector_divmod, expand_vector_condition): Adjust
8151 expand_vec_cmp_expr_p and expand_vec_cond_expr_p callers.
8152 * tree-vect-stmts.c (vectorizable_condition,
8153 vectorizable_comparison): Likewise.
8154 * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern,
8155 check_bool_pattern, search_type_for_mask_1): Likewise.
8156 * expr.c (do_store_flag): Likewise.
8157 * doc/md.texi (@code{vec_cmpeq@var{m}@var{n}},
8158 @code{vcondeq@var{m}@var{n}}): Document.
8159 * config/i386/sse.md (vec_cmpeqv2div2di, vcondeq<VI8F_128:mode>v2di):
8162 2016-10-25 Jeff Law <law@redhat.com>
8164 * config/v850/v850.c (v850_handle_data_area_attribute): Fix fallthru
8166 (v850_output_aligned_bss): Add missing break.
8168 * config/m68k/m68k.c (m68k_get_reloc_decoration): Add gcc_unreachable.
8170 2016-10-25 Martin Liska <mliska@suse.cz>
8173 * sanopt.c (imm_dom_path_with_freeing_call): Handle gasm
8174 statements as they can also contain possibly a freeing call.
8176 2016-10-25 H.J. Lu <hongjiu.lu@intel.com>
8177 Martin Liska <mliska@suse.cz>
8180 * common.opt: Mark flag_ipa_icf_variables as Optimization flag.
8181 * ipa-icf.c (sem_function::get_hash): Add target optimization
8184 2016-10-25 Wilco Dijkstra <wdijkstr@arm.com>
8187 * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
8188 Remove partial overlap check for shift by 1.
8189 (ashldi3_neon): Likewise.
8191 2016-10-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
8193 * config/arm/constraints.md (Q constraint): Document its use for
8195 (Pf constraint): New constraint for relaxed, consume or relaxed memory
8197 * config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only
8198 alternatives to allow any register when memory model matches Pf and
8199 thus lda is used, but only low registers otherwise. Use unpredicated
8200 output template for Thumb-1 targets.
8201 (atomic_store<mode>): Likewise for stl.
8202 (arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative
8203 whose output template does not have predication.
8204 (arm_load_acquire_exclusive<mode>): Likewise.
8205 (arm_load_exclusivesi): Likewise.
8206 (arm_load_acquire_exclusivesi): Likewise.
8207 (arm_store_release_exclusive<mode>): Likewise.
8208 (arm_store_exclusive<mode>): Use unpredicated output template for
8211 2016-10-25 Jakub Jelinek <jakub@redhat.com>
8213 * internal-fn.def (LAUNDER): New internal function.
8214 * internal-fn.c (expand_LAUNDER): New function.
8216 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
8217 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
8219 New avr target pass to work around performance loss by PR fix.
8223 * config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn.
8224 (*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3.
8225 * config/avr/predicates.md (extend_operator): New.
8226 * config/avr/avr-passes.def (avr_pass_casesi): Register new pass.
8227 * config/avr/avr-protos.h (avr_casei_sequence_check_operands)
8228 (make_avr_pass_casesi): New prototypes.
8229 * config/avr/avr.c (print-rtl.h): Include it.
8230 (pass_data avr_pass_data_casesi): Data for new pass.
8231 (avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi.
8232 (make_avr_pass_casesi, avr_parallel_insn_from_insns)
8233 (avr_is_casesi_sequence, avr_casei_sequence_check_operands)
8234 (avr_optimize_casesi): New functions.
8236 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
8237 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
8241 * config/avr/avr.md (casesi): Rewrite avoiding subregs of SI.
8243 2016-10-24 Jakub Jelinek <jakub@redhat.com>
8245 * dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or
8246 DW_AT_rvalue_reference attributes.
8248 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
8250 * doc/invoke.text (Wint-in-bool-context): Update documentation.
8251 * value-prof.c (stringop_block_profile): Fix a warning.
8253 2016-10-24 Martin Sebor <msebor@redhat.com>
8256 * builtins.c (string_length): New function.
8257 (c_strlen): Use string_length. Correctly handle wide strings.
8258 * gimple-ssa-sprintf.c (target_max_value, target_size_max): New
8260 (target_int_max): Call target_max_value.
8261 (format_result::knownrange): New data member.
8262 (fmtresult::fmtresult): Define default constructor.
8263 (format_integer): Use it and set format_result::knownrange.
8264 Handle global constants.
8265 (format_floating_max): Add third argument.
8266 (format_floating): Recompute maximum value for %a for each argument.
8267 (get_string_length): Use fmtresult default ctor.
8268 (format_string): Set format_result::knownrange.
8269 (format_directive): Check format_result::knownrange.
8270 (add_bytes): Same. Correct caret placement in diagnostics.
8271 (pass_sprintf_length::compute_format_length): Set
8272 format_result::knownrange.
8273 (pass_sprintf_length::handle_gimple_call): Use target_size_max.
8275 2016-10-24 Jakub Jelinek <jakub@redhat.com>
8277 * config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use
8278 VAR_P (x) instead of TREE_CODE (x) == VAR_DECL.
8280 2016-10-24 Ximin Luo <infinity0@pwned.gg>
8283 * dwarf2out.c (file_table_relative_p): Remove.
8284 (gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir
8285 also for absolute paths.
8286 * doc/tm.texi: Update.
8287 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove.
8288 * target.def (force_at_comp_dir): Remove hook.
8289 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define.
8291 2016-10-24 Richard Biener <rguenther@suse.de>
8293 * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
8294 backedges when identifying the single predecessor to take
8295 conditional info from. Use SCEV to get at ranges for loop IVs.
8296 * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
8297 avoid false warning.
8299 2016-10-24 Georg-Johann Lay <avr@gjlay.de>
8302 * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
8303 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
8304 (avr_address_tiny_absdata_p): New static function.
8305 (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
8306 it to determine validity of constant addresses.
8307 (avr_attribute_table) [absdata]: New variable attribute...
8308 (avr_handle_absdata_attribute): ...and handler.
8309 (avr_decl_absdata_p): New static function.
8310 (avr_encode_section_info) [AVR_TINY]: Use it to add flag
8311 AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
8312 (avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
8314 2016-10-24 Richard Biener <rguenther@suse.de>
8316 PR tree-optimization/78076
8317 * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
8318 also on the loop tree root.
8320 2016-10-24 Jakub Jelinek <jakub@redhat.com>
8322 * config/i386/i386.c (ix86_fold_builtin): Handle
8323 IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
8324 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
8325 (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
8326 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
8328 2016-10-24 Martin Liska <mliska@suse.cz>
8331 * opts.c (finish_options): Skip conditionally.
8333 2016-10-23 Martin Sebor <msebor@redhat.com>
8336 * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
8337 * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
8339 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
8341 * config/sparc/sparc.md (cpu_feature): Minor tweak.
8342 (enabled): Likewise.
8343 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
8344 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
8345 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
8346 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
8347 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
8348 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
8350 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
8352 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
8353 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
8355 2016-10-21 Andrew Pinski <apinski@cavium.com>
8357 * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
8359 * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
8360 implementer_id to unsigned char.
8361 Change part_no to unsigned int.
8362 (AARCH64_BIG_LITTLE): New define.
8363 (INVALID_IMP): New define.
8364 (INVALID_CORE): New define.
8365 (cpu_data): Change the last element's implementer_id and part_no to
8367 (valid_bL_string_p): Rewrite to ..
8368 (valid_bL_core_p): this for integers instead of strings.
8369 (parse_field): New function.
8370 (contains_string_p): Rewrite to ...
8371 (contains_core_p): this for integers and only for the part_no.
8372 (host_detect_local_cpu): Rewrite handling of implementation and
8373 par num to be integers; simplifying the code.
8375 2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
8377 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
8378 value range for pointers in more cases.
8380 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
8382 * config/aarch64/aarch64.c (aarch64_add_constant_internal):
8383 Add extra argument to allow emitting the move immediate.
8384 Use add/sub with positive immediate.
8385 (aarch64_add_constant): Add inline function.
8386 (aarch64_add_sp): Likewise.
8387 (aarch64_sub_sp): Likewise.
8388 (aarch64_expand_prologue): Call aarch64_sub_sp.
8389 (aarch64_expand_epilogue): Call aarch64_add_sp.
8390 Decide when to leave out move.
8391 (aarch64_output_mi_thunk): Call aarch64_add_constant.
8393 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
8395 * config/aarch64/aarch64.c (aarch64_layout_frame):
8396 Align FP callee-saves.
8398 2016-10-21 Jakub Jelinek <jakub@redhat.com>
8400 * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
8401 _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
8403 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
8404 _rdseed64_step): Likewise.
8405 * config/i386/tbmintrin.h (__bextri_u32): Likewise.
8408 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
8409 and tree-ssanames.h.
8410 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
8411 with INTEGER_CST argument.
8412 (ix86_gimple_fold_builtin): New function.
8413 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
8415 * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
8416 (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
8417 (ranges_table_allocated, ranges_table_in_use,
8418 ranges_by_label_allocated, ranges_by_label_in_use,
8419 RANGES_TABLE_INCREMENT): Removed.
8420 (add_ranges_num): Use vec_safe_push into ranges_table.
8421 (add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
8422 (output_ranges): Adjust for ranges_table and ranges_by_label
8423 conversion from arrays to vec.
8424 (add_high_low_attributes, dwarf2out_finish): Adjust for range_table
8425 conversion from arrays to vec.
8426 (dwarf2out_c_finalize): Don't clear ranges_table_allocated,
8427 ranges_table_in_use, ranges_by_label_allocated and
8428 ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
8430 * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
8431 if needed. Re-add origin_die variable and its initialization.
8433 * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
8434 even for -fstack-reuse=none, or for volatile vars etc.
8436 2016-10-21 David Malcolm <dmalcolm@redhat.com>
8438 * print-rtl-function.c (flag_compact): Move extern decl to...
8439 * print-rtl.h (flag_compact): ...here.
8440 * rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
8441 (ASSERT_RTL_DUMP_EQ): New macro.
8442 (selftest::test_dumping_regs): New function.
8443 (selftest::test_dumping_insns): New function.
8444 (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
8446 (selftest::rtl_tests_c_tests): Call the new test functions.
8448 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8450 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
8451 (outgoing_edges_match): Likewise.
8452 (try_crossjump_to_edge): Likewise.
8453 * cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
8454 (rtl_tidy_fallthru_edge): Likewise.
8455 * rtl.h (tablejump_p): Adjust prototype.
8456 * rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
8458 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8460 * rtl.h (label_ref_label): New function.
8461 (set_label_ref_label): New function.
8462 (LABEL_REF_LABEL): Delete.
8463 * alias.c (rtx_equal_for_memref_p): Adjust.
8464 * cfgbuild.c (make_edges): Likewise.
8465 (purge_dead_tablejump_edges): Likewise.
8466 * cfgexpand.c (convert_debug_memory_address): Likewise.
8467 * cfgrtl.c (patch_jump_insn): Likewise.
8468 * combine.c (distribute_notes): Likewise.
8469 * cse.c (hash_rtx_cb): Likewise.
8470 (exp_equiv_p): Likewise.
8471 (fold_rtx): Likewise.
8472 (check_for_label_ref): Likewise.
8473 * cselib.c (rtx_equal_for_cselib_1): Likewise.
8474 (cselib_hash_rtx): Likewise.
8475 * emit-rtl.c (mark_label_nuses): Likewise.
8476 * explow.c (convert_memory_address_addr_space_1): Likewise.
8477 * final.c (output_asm_label): Likewise.
8478 (output_addr_const): Likewise.
8479 * gcse.c (add_label_notes): Likewise.
8480 * genconfig.c (walk_insn_part): Likewise.
8481 * genrecog.c (validate_pattern): Likewise.
8482 * ifcvt.c (cond_exec_get_condition): Likewise.
8483 (noce_emit_store_flag): Likewise.
8484 (noce_get_alt_condition): Likewise.
8485 (noce_get_condition): Likewise.
8486 * jump.c (maybe_propagate_label_ref): Likewise.
8487 (mark_jump_label_1): Likewise.
8488 (redirect_exp_1): Likewise.
8489 (rtx_renumbered_equal_p): Likewise.
8490 * lra-constraints.c (operands_match_p): Likewise.
8491 * print-rtl.c (print_value): Likewise.
8492 * reload.c (find_reloads): Likewise.
8493 * reload1.c (set_label_offsets): Likewise.
8494 * reorg.c (get_branch_condition): Likewise.
8495 * rtl-tests.c (test_uncond_jump): Likewise.
8496 * rtl.c (rtx_equal_p_cb): Likewise.
8497 (rtx_equal_p): Likewise.
8498 * rtlanal.c (reg_mentioned_p): Likewise.
8499 (rtx_referenced_p): Likewise.
8500 (get_condition): Likewise.
8501 * varasm.c (const_hash_1): Likewise.
8502 (compare_constant): Likewise.
8503 (const_rtx_hash_1): Likewise.
8504 (output_constant_pool_1): Likewise.
8506 2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
8509 * reload.c (find_valid_class_1): Allow regclass if atleast one
8510 regno in regclass is ok. Compute and use rclass size based on
8511 actually available regnos for mode in rclass.
8513 2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
8515 * config/sparc/sparc-modes.def (CCV): New.
8517 * config/sparc/predicates.md (v_comparison_operator): New.
8518 (icc_comparison_operator): Add support for CCV/CCXV.
8519 (xcc_comparison_operator): Likewise.
8520 * config/sparc/sparc.c (output_cbranch): Likewise.
8521 (sparc_print_operand): Likewise.
8522 * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
8523 (uaddvdi4): New expander.
8524 (addvdi4): Likewise.
8525 (uaddvdi4_sp32): New instruction.
8526 (addvdi4_sp32): Likewise.
8527 (uaddvsi4): New expander.
8528 (addvsi4): Likewise.
8529 (cmp_ccc_plus_sltu_set): New instruction.
8530 (cmp_ccv_plus): Likewise.
8531 (cmp_ccxv_plus): Likewise.
8532 (cmp_ccv_plus_set): Likewise.
8533 (cmp_ccxv_plus_set): Likewise.
8534 (cmp_ccv_plus_sltu_set): Likewise.
8535 (uaddvdi4): New expander.
8536 (subvdi4): Likewise.
8537 (usubdi4_sp32): New instruction.
8538 (subvdi4_sp32): Likewise.
8539 (usubvsi4): New expander.
8540 (subvsi4): Likewise.
8541 (cmpsi_minus_sltu_set): New instruction.
8542 (cmp_ccv_minus): Likewise.
8543 (cmp_ccxv_minus): Likewise.
8544 (cmp_ccv_minus_set): Likewise.
8545 (cmp_ccxv_minus_set): Likewise.
8546 (cmp_ccv_minus_sltu_set): Likewise.
8547 (unegvdi3): New expander.
8548 (negvdi3): Likewise.
8549 (unegdi3_sp32): New instruction.
8550 (negvdi3_sp32): Likewise.
8551 (unegvsi3): New expander.
8552 (negvsi3): Likewise.
8553 (cmp_ccc_neg_sltu_set): New instruction.
8554 (cmp_ccv_neg): Likewise.
8555 (cmp_ccxv_neg): Likewise.
8556 (cmp_ccv_neg_set): Likewise.
8557 (cmp_ccxv_neg_set): Likewise.
8558 (cmp_ccv_neg_sltu_set): Likewise.
8560 * tree-ssa-loop-split.c: Remove trailing spaces.
8561 * match.pd: Likewise.
8563 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8565 PR rtl-optimization/78038
8566 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
8567 be deduced to set REG through the RTL structure.
8568 (make_defs_and_copies_lists): Return false on a failing get_defs call.
8570 2016-10-21 Richard Biener <rguenther@suse.de>
8572 PR tree-optimization/78051
8573 * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
8574 and mark replaced if folding did something.
8576 2016-10-21 David Edelsohn <dje.gcc@gmail.com>
8578 * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
8579 and "protected" in visibility types.
8580 (rs6000_xcoff_declare_function_name): Fix formatting.
8581 (rs6000_xcoff_declare_object_name): Fix formatting.
8583 2016-10-21 Uros Bizjak <ubizjak@gmail.com>
8585 * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
8586 and IX86_BUILTIN_HUGE_VALQ here ...
8587 (ix86_expand_builtin): ... not here.
8589 2016-10-20 Jakub Jelinek <jakub@redhat.com>
8591 * doc/gty.texi (for_user): Use @item next to @findex.
8593 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
8596 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
8597 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
8598 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
8599 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
8600 __builtin_ia32_lzcnt_u16.
8601 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
8602 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
8603 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
8604 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
8605 (bmi_tzcnt_<mode>): New expander.
8606 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
8607 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
8608 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
8609 (lzcnt_<mode>): New expander.
8610 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
8611 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
8612 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
8613 (UINT64_FTYPE_UINT64): New.
8614 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
8615 (__builtin_ia32_lzcnt_u16): New description.
8616 (__builtin_ia32_lzcnt_u32): Ditto.
8617 (__builtin_ia32_lzcnt_u64): Ditto.
8618 (__builtin_ctzs): Remove description.
8619 (__builtin_ia32_tzcnt_u16): New description.
8620 (__builtin_ia32_tzcnt_u32): Ditto.
8621 (__builtin_ia32_tzcnt_u64): Ditto.
8622 * config/i386/i386.c (ix86_expand_args_builtin): Handle
8623 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
8625 2016-10-20 Martin Liska <mliska@suse.cz>
8628 * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
8629 comparison with STMT_UID_NOT_IN_RANGE.
8630 (fixup_call_stmt_edges): Do not fixup edges of a thunk in
8633 2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
8635 * compare-elim.c (conforming_compare): Accept UNSPECs.
8636 (find_comparison_dom_walker::before_dom_children): Deal with
8637 instructions both using and killing the flags register.
8638 (equivalent_reg_at_start): New function extracted from...
8639 (try_eliminate_compare): ...here. Use it and add support for
8640 registers and UNSPECs as second operand of the compare.
8641 * config/visium/visium-modes.def (CCV): New.
8642 * config/visium/predicates.md (visium_v_comparison_operator): New.
8643 (visium_branch_operator): Deal with CCV mode.
8644 * config/visium/visium.c (visium_select_cc_mode): Likewise.
8645 (output_cbranch): Likewise.
8646 * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
8647 (uaddv<mode>4): New expander.
8648 (addv<mode>4): Likewise.
8649 (add<mode>3_insn_set_carry): New instruction.
8650 (add<mode>3_insn_set_overflow): Likewise.
8651 (addsi3_insn_set_overflow): Likewise.
8652 (usubv<mode>4): New expander.
8653 (subv<mode>4): Likewise.
8654 (sub<mode>3_insn_set_carry): New instruction.
8655 (sub<mode>3_insn_set_overflow): Likewise.
8656 (subsi3_insn_set_overflow): Likewise.
8657 (unegv<mode>3): New expander.
8658 (negv<mode>3): Likewise.
8659 (neg<mode>2_insn_set_overflow): New instruction.
8660 (addv_tst<mode>): Likewise.
8661 (subv_tst<mode>): Likewise.
8662 (negv_tst<mode>): Likewise.
8663 (cbranch<mode>4_addv_insn): New splitter and instruction.
8664 (cbranch<mode>4_subv_insn): Likewise.
8665 (cbranch<mode>4_negv_insn): Likewise.
8667 2016-10-20 Richard Biener <rguenther@suse.de>
8669 * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
8670 Handle decls possibly not bound.
8671 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
8672 nothing_id for decls that might not be bound if we are interested
8674 (get_constraint_for_component_ref): Deal with that.
8676 2016-10-20 Michael Matz <matz@suse.de>
8679 * common.opt (-fsplit-loops): New flag.
8680 * passes.def (pass_loop_split): Add.
8681 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
8682 (enable_fdo_optimizations): Add loop splitting.
8683 * timevar.def (TV_LOOP_SPLIT): Add.
8684 * tree-pass.h (make_pass_loop_split): Declare.
8685 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
8686 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
8687 * tree-ssa-loop-split.c: New file.
8688 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
8689 * doc/invoke.texi (fsplit-loops): Document.
8690 * doc/passes.texi (Loop optimization): Add paragraph about loop
8693 2016-10-20 Richard Biener <rguenther@suse.de>
8695 * cgraphunit.c (analyze_functions): Set node->definition to
8696 false to signal symbol removal to debug_hooks->late_global_decl.
8697 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
8698 WPA signal symbol removal to the debuginfo machinery.
8699 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
8700 using early_finised to guard the we're called for symbol
8701 removal case look at the symtabs definition flag.
8702 (gen_variable_die): Remove redundant check.
8704 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8706 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
8708 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8710 PR tree-optimization/53979
8711 * match.pd ((a ^ b) | a -> a | b): New pattern.
8713 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
8715 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
8716 config/pa/pa64-hpux-lib.h.
8717 (PA_CRTBEGIN_HACK): Likewise.
8718 (DTOR_LIST_BEGIN): Likewise.
8720 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
8722 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
8723 register only if "in" and "out" are different registers.
8725 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
8727 * omp-low.c (pass_oacc_device_lower::gate): New method.
8728 (execute): Always call execute_oacc_device_lower.
8730 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8732 PR tree-optimization/77916
8733 PR tree-optimization/77937
8734 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
8736 (insert_initializers): Requirement of initializer for -1 should be
8737 based on pointer-typedness of the candidate basis.
8739 2016-10-19 Bin Cheng <bin.cheng@arm.com>
8741 PR tree-optimization/78005
8742 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
8743 upper (included) bound for niters of prolog loop.
8744 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
8745 Compute niters of scalar loop above which vectorized loop is
8746 preferred, as well as the upper (included) bound for the niters.
8747 (vect_do_peeling): Record niter bound for loops accordingly.
8749 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
8752 * tree-core.h (enum tree_index): Put the complex types after their
8754 * tree-streamer.c (verify_common_node_recorded): New function.
8755 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
8757 2016-10-19 Martin Liska <mliska@suse.cz>
8759 * cgraph.h (cgraph_edge::binds_to_current_def_p):
8760 Replace NULL with false as a return value.
8762 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
8764 PR tree-optimization/78024
8765 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
8766 don't clear BB_VISITED after processing.
8768 2016-10-19 Richard Biener <rguenther@suse.de>
8770 * domwalk.c (dom_walker::walk): Use RPO order.
8772 2016-10-19 Richard Biener <rguenther@suse.de>
8774 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
8776 (evrp_dom_walker::~evrp_dom_walker): Free it.
8777 (evrp_dom_walker::stmts_to_remove): Add.
8778 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
8779 whose output we fully propagate for removal. Propagate
8780 into BB destination PHI arguments.
8781 (execute_early_vrp): Remove queued stmts. Dump value ranges
8782 before stmt removal.
8784 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
8786 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
8787 * passes.def: Add two instances of pass_walloca.
8788 * tree-pass.h (make_pass_walloca): New.
8789 * gimple-ssa-warn-alloca.c: New file.
8790 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
8791 -Wvla-larger-than= options.
8793 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
8795 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
8796 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
8798 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
8800 * config/rs6000/altivec.h (vec_xl_len): New macro.
8801 (vec_xst_len): New macro.
8802 (vec_cmpnez): New macro.
8803 (vec_cntlz_lsbb): New macro.
8804 (vec_cnttz_lsbb): New macro.
8805 (vec_xlx): New macro.
8806 (vec_xrx): New macro.
8807 (vec_all_nez): New C++ predicate template.
8808 (vec_any_eqz): New C++ predicate template.
8809 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
8810 conditional compilation.
8811 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
8812 conditional compilation.
8813 (vec_all_nez): New macro.
8814 (vec_any_eqz): New macro.
8815 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
8817 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
8819 * config/rs6000/vector.md (VI): Moved this mode iterator
8820 definition from altivec.md to vector.md.
8821 (UNSPEC_NEZ_P): New value.
8822 (vector_ne_<mode>_p): New expansion for implementation of
8823 vec_all_ne and vec_any_eq built-in functions.
8824 (vector_nez_<mode>_p): New expansion for implementation of
8825 vec_all_nez and vec_any_eqz built-in functions.
8826 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
8827 and vec_any_eq built-in function.
8828 (cr6_test_for_zero): New commentary to explain this expansion.
8829 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
8830 (cr6_test_for_lt): New commentary to explain this expansion.
8831 (cr6_test_for_lt_reverse): New commentary to explain this
8833 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
8834 overloaded function prototypes for vec_all_ne, vec_all_nez,
8835 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
8836 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
8838 (altivec_resolve_overloaded_builtin): Modify the handling of
8839 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
8840 the compiler is configured to support TARGET_P9_VECTOR.
8841 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
8842 to explain the special processing that is given to predicate
8843 built-ins introduced using this macro.
8844 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
8845 the special processing given to predicate built-ins introduced
8847 (BU_VSX_P): Likewise.
8848 (BU_P8V_AV_P): Likewise.
8849 (BU_P9V_AV_P): Likewise.
8850 (BU_P9V_AV_X): New macro.
8851 (BU_P9V_64BIT_AV_X): New macro.
8852 (BU_P9V_VSX_3): New macro.
8853 (BU_P9V_OVERLOAD_P): New macro.
8854 (LXVL): New BU_P9V_64BIT_VSX_2.
8855 (VEXTUBLX): New BU_P9V_AV_2.
8856 (VEXTUBRX): Likewise.
8857 (VEXTUHLX): Likewise.
8858 (VEXTUHRX): Likewise.
8859 (VEXTUWLX): Likewise.
8860 (VEXTUWRX): Likewise.
8861 (STXVL): New BU_P9V_64BIT_AV_X.
8862 (VCLZLSBB): New BU_P9V_AV_1.
8863 (VCTZLSBB): Likewise.
8864 (CMPNEB): New BU_P9V_AV_2.
8869 (VCMPNEB_P): New BU_P9V_AV_P.
8870 (VCMPNEH_P): Likewise.
8871 (VCMPNEW_P): Likewise.
8872 (VCMPNED_P): Likewise.
8873 (VCMPNEFP_P): Likewise.
8874 (VCMPNEDP_P): Likewise.
8875 (CMPNEZB): New BU_P9V_AV_2.
8876 (CMPNEZH): Likewise.
8877 (CMPNEZW): Likewise.
8878 (VCMPNEZB_P): New BU_P9V_AV_P.
8879 (VCMPNEZH_P): Likewise.
8880 (VCMPNEZW_P): Likewise.
8881 (LXVL): New BU_P9V_OVERLOAD_2.
8882 (STXVL): New BU_P9V_OVERLOAD_3.
8883 (VEXTULX): New BU_P9V_OVERLOAD_2.
8884 (VEXTURX): Likewise.
8886 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
8887 (VCMPNE_P): Likewise.
8888 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
8889 (VCTZLSBB): Likewise.
8890 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
8891 comment to explain mode used for scratch register.
8892 (altivec_expand_stxvl_builtin): New function.
8893 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
8894 (altivec_init_builtins): Add initialized variable
8895 void_ftype_v16qi_pvoid_long and use this type to define the
8896 built-in function __builtin_altivec_stxvl.
8897 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
8898 (UNSPEC_STXVL): New value.
8899 (UNSPEC_VCLZLSBB): New value.
8900 (UNSPEC_VCTZLSBB): New value.
8901 (UNSPEC_VEXTUBLX): New value.
8902 (UNSPEC_VEXTUHLX): New value.
8903 (UNSPEC_VEXTUWLX): New value.
8904 (UNSPEC_VEXTUBRX): New value.
8905 (UNSPEC_VEXTUHRX): New value.
8906 (UNSPEC_VEXTUWRX): New value.
8907 (UNSPEC_VCMPNEB): New value.
8908 (UNSPEC_VCMPNEZB): New value.
8909 (UNSPEC_VCMPNEH): New value.
8910 (UNSPEC_VCMPNEZH): New value.
8911 (UNSPEC_VCMPNEW): New value.
8912 (UNSPEC_VCMPNEZW): New value.
8913 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
8914 vector of integer modes.
8915 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
8916 vector of float or double modes.
8917 (*vector_nez_<mode>_p): New insn for vector test all not equal or
8919 (lxvl): New expand for load VSX vector with length.
8920 (*lxvl): New insn for load VSX vector with length.
8921 (stxvl): New expand for store VSX vector with length.
8922 (*stxvl): New insn for store VSX vector with length.
8923 (vcmpneb): New insn for vector of byte compare not equal.
8924 (vcmpnezb): New insn for vector of byte compare not equal or zero.
8925 (vcmpneh): New insn for vector of half word compare not equal.
8926 (vcmpnezh): New insn for vector of half word compare not equal or
8928 (vcmpnew): New insn for vector of word compare not equal.
8929 (vcmpne<VSs>): New insn for vector of float or double compare not
8931 (vcmpnezw): New insn for vector of word compare not equal or zero.
8932 (vclzlsbb): New insn for vector count leading zero
8933 least-significant bits byte.
8934 (vctzlsbb): New insn for vector count trailing zero least
8935 signficant bits byte.
8936 (vextublx): New insn for vector extract unsigned byte left
8938 (vextubrx): New insn for vector extract unsigned byte right
8940 (vextuhlx): New insn for vector extract unsigned half word left
8942 (vextuhrx): New insn for vector extract unsigned half word right
8944 (vextuwlx): New insn for vector extract unsigned word left
8946 (vextuwrx): New insn for vector extract unsigned word right
8948 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
8949 clarify intent of this constant.
8950 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
8951 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
8952 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
8953 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
8954 and vec_xrx functions.
8956 2016-10-18 Andrew Pinski <apinski@cavium.com>
8959 * predict.c (is_exit_with_zero_arg): New function.
8960 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
8963 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
8966 * config/i386/i386.c (legitimize_tls_address)
8967 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
8968 convert dest to Pmode if different than Pmode.
8970 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8972 PR tree-optimization/77916
8973 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
8974 stopgap fix, as pointers with -1 increment are still broken.
8976 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
8978 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
8979 mapping class decoration from here...
8980 (rs6000_xcoff_encode_section): ...to here.
8982 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
8983 if shrink-wrapping and optimizing for speed.
8985 2016-10-18 Richard Biener <rguenther@suse.de>
8987 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
8988 not visited but non-executable predecessors. Return taken edge.
8989 Simplify conditions and refactor propagation vs. folding step.
8991 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
8993 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
8994 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
8995 (rs6000_get_separate_components): Assert we do not have those
8996 strategies selected.
8998 2016-10-18 Richard Biener <rguenther@suse.de>
9000 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
9001 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
9003 (substitute_and_fold_dom_walker): Adjust constructor.
9004 (substitute_and_fold_dom_walker::before_dom_children): Remove
9005 do_dce flag and handling (always true).
9006 (substitute_and_fold): Likewise.
9007 * tree-vrp.c (vrp_finalize): Adjust.
9008 (execute_early_vrp): Remove final BB_VISITED clearing.
9009 * tree-ssa-ccp.c (ccp_finalize): Adjust.
9010 * tree-ssa-copy.c (fini_copy_prop): Likewise.
9011 * ira.c (ira): Call clear_bb_flags.
9013 2016-10-18 Richard Biener <rguenther@suse.de>
9015 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
9016 get at the operand to look at with TREE_OPERAND for generic
9019 2016-10-18 David Malcolm <dmalcolm@redhat.com>
9021 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
9023 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
9024 (write_test_expr): Use rtx_reader_ptr for calls to
9026 (write_attr_value): Likewise.
9027 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
9028 call to print_md_ptr_loc.
9029 (write_one_condition): Likewise for calls to print_c_condition.
9030 * genconstants.c: Include "statistics.h" and "vec.h".
9031 (main): Update for conversion to member functions.
9032 * genemit.c (emit_c_code): Use rtx_reader_ptr for
9033 call to print_md_ptr_loc.
9034 * genenums.c: Include "statistics.h" and "vec.h".
9035 (main): Update for conversion of traverse_enum_types to a method.
9036 * genmddeps.c: Include "statistics.h" and "vec.h".
9037 * genoutput.c (process_template): Use rtx_reader_ptr for call to
9039 * genpreds.c (write_predicate_subfunction): Likewise.
9040 (write_predicate_expr): Likewise for calls to print_c_condition.
9041 * genrecog.c (print_test): Likewise.
9042 * gensupport.c (process_rtx): Likewise for calls to
9043 copy_md_ptr_loc and join_c_conditions.
9044 (alter_test_for_insn): Likewise for call to join_c_conditions.
9045 (process_substs_on_one_elem): Likewise.
9046 (gen_mnemonic_setattr): Update for move of string_obstack to a
9047 field of rtx_reader.
9048 (mnemonic_htab_callback): Likewise. Fix formatting.
9049 (gen_mnemonic_attr): Likewise.
9050 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
9051 to print_c_condition.
9052 * read-md.c: Include "statistics.h" and "vec.h".
9053 (string_obstack): Convert this global to field "m_string_obstack"
9054 of class rtx_reader.
9055 (ptr_locs): Likewise, as "m_ptr_locs".
9056 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
9057 (joined_conditions): Likewise, as "m_joined_conditions".
9058 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
9059 (md_constants): Likewise, as "m_md_constants".
9060 (enum_types): Likewise, as "m_enum_types".
9061 (set_md_ptr_loc): Convert to...
9062 (rtx_reader::set_md_ptr_loc): ...member function.
9063 (get_md_ptr_loc): Convert to...
9064 (rtx_reader::get_md_ptr_loc): ...member function.
9065 (copy_md_ptr_loc): Convert to...
9066 (rtx_reader::copy_md_ptr_loc): ...member function.
9067 (fprint_md_ptr_loc): Convert to...
9068 (rtx_reader::fprint_md_ptr_loc): ...member function.
9069 (print_md_ptr_loc): Convert to...
9070 (rtx_reader::print_md_ptr_loc): ...member function.
9071 (join_c_conditions): Convert to...
9072 (rtx_reader::join_c_conditions): ...member function.
9073 (fprint_c_condition): Convert to...
9074 (rtx_reader::fprint_c_condition): ...member function.
9075 (print_c_condition): Convert to...
9076 (rtx_reader::print_c_condition): ...member function.
9077 (read_name): Convert to...
9078 (rtx_reader::read_name): ...member function.
9079 (read_escape): Convert to...
9080 (rtx_reader::read_escape): ...member function.
9081 (read_quoted_string): Convert to...
9082 (rtx_reader::read_quoted_string): ...member function.
9083 (read_braced_string): Convert to...
9084 (rtx_reader::read_braced_string): ...member function.
9085 (read_string): Convert to...
9086 (rtx_reader::read_string): ...member function.
9087 (read_skip_construct): Convert to...
9088 (rtx_reader::read_skip_construct): ...member function.
9089 (handle_constants): Convert to...
9090 (rtx_reader::handle_constants): ...member function.
9091 (traverse_md_constants): Convert to...
9092 (rtx_reader::traverse_md_constants): ...member function.
9093 (handle_enum): Convert to...
9094 (rtx_reader::handle_enum): ...member function.
9095 (lookup_enum_type): Convert to...
9096 (rtx_reader::lookup_enum_type): ...member function.
9097 (traverse_enum_types): Convert to...
9098 (rtx_reader::traverse_enum_types): ...member function.
9099 (rtx_reader::rtx_reader): Move initializations
9100 of various former global data from rtx_reader::read_md_files to
9101 here, as fields, along with the call to unlock_std_streams.
9102 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
9104 (rtx_reader::read_md_files): Move initializations of various
9105 global data from here to the ctor.
9106 * read-md.h (read_name): Convert to...
9107 (rtx_reader::read_name): ...member function.
9108 (rtx_reader::read_escape): New method decl.
9109 (read_quoted_string): Convert to...
9110 (rtx_reader::read_quoted_string): ...member function.
9111 (rtx_reader::read_braced_string): New method decl.
9112 (read_string): Convert to...
9113 (rtx_reader::read_string): ...member function.
9114 (rtx_reader::read_skip_construct): New method decl.
9115 (rtx_reader::set_md_ptr_loc): New method decl.
9116 (rtx_reader::get_md_ptr_loc): New method decl.
9117 (copy_md_ptr_loc): Convert to...
9118 (rtx_reader::copy_md_ptr_loc): ...member function.
9119 (fprint_md_ptr_loc): Convert to...
9120 (rtx_reader::fprint_md_ptr_loc): ...member function.
9121 (print_md_ptr_loc): Convert to...
9122 (rtx_reader::print_md_ptr_loc): ...member function.
9123 (rtx_reader::lookup_enum_type): New method decl.
9124 (rtx_reader::traverse_enum_types): New method decl.
9125 (rtx_reader::handle_constants): New method decl.
9126 (traverse_md_constants): Convert to...
9127 (rtx_reader::traverse_md_constants): ...member function.
9128 (rtx_reader::handle_enum): New method decl.
9129 (rtx_reader::join_c_conditions): New method decl.
9130 (fprint_c_condition): Convert to...
9131 (rtx_reader::fprint_c_condition): ...member function.
9132 (print_c_condition): Convert to...
9133 (rtx_reader::print_c_condition): ...member function.
9134 (rtx_reader::apply_iterator_to_string): New method decl.
9135 (rtx_reader::copy_rtx_for_iterators): New method decl.
9136 (rtx_reader::read_conditions): New method decl.
9137 (rtx_reader::record_potential_iterator_use): New method decl.
9138 (rtx_reader::read_mapping): New method decl.
9139 (rtx_reader::read_rtx): New method decl.
9140 (rtx_reader::read_rtx_code): New method decl.
9141 (rtx_reader::read_rtx_operand): New method decl.
9142 (rtx_reader::read_nested_rtx): New method decl.
9143 (rtx_reader::read_rtx_variadic): New method decl.
9144 (rtx_reader::get_string_obstack): New method.
9145 (rtx_reader::get_md_constants): New method.
9146 (string_obstack): Convert global variable decl to...
9147 (rtx_reader::m_string_obstack): ...this new field.
9148 (rtx_reader::m_ptr_locs): New field.
9149 (rtx_reader::m_ptr_loc_obstack): New field.
9150 (rtx_reader::m_joined_conditions): New field.
9151 (rtx_reader::m_joined_conditions_obstack): New field.
9152 (rtx_reader::m_md_constants): New field.
9153 (rtx_reader::m_enum_types): New field.
9154 * read-rtl.c (apply_iterator_to_string): Convert to...
9155 (rtx_reader::apply_iterator_to_string): ...member function.
9156 (copy_rtx_for_iterators): Convert to...
9157 (rtx_reader::copy_rtx_for_iterators): ...member function.
9158 (add_condition_to_string): Use rtx_reader_ptr for
9159 calls join_c_conditions.
9160 (apply_iterators): Use rtx_reader_ptr for calls to
9161 join_c_conditions and copy_rtx_for_iterators.
9162 (read_conditions): Convert to...
9163 (rtx_reader::read_conditions): ...member function.
9164 (record_potential_iterator_use): Convert to...
9165 (rtx_reader::record_potential_iterator_use): ...member function.
9166 (read_mapping): Convert to...
9167 (rtx_reader::read_mapping): ...member function.
9168 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
9169 (read_rtx): Convert to...
9170 (rtx_reader::read_rtx): ...member function.
9171 (read_rtx_code): Convert to...
9172 (rtx_reader::read_rtx_code): ...member function.
9173 (read_rtx_operand): Convert to...
9174 (rtx_reader::read_rtx_operand): ...member function. Update for move
9175 of string_obstack to a field.
9176 (read_nested_rtx): Convert to..
9177 (rtx_reader::read_nested_rtx): ...member function.
9178 (read_rtx_variadic): Convert to..
9179 (rtx_reader::read_rtx_variadic): ...member function.
9181 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
9183 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
9185 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
9187 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
9188 for pointer type too.
9189 (ipcp_update_vr): set_ptr_nonnull for pointer.
9191 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
9193 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
9194 pt_solution_singleton_p.
9195 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
9196 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
9197 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
9198 pointer nonnull computed by VRP.
9199 Also Conservatively set pt.null to 1.
9200 (pt_solution_reset): Conservatively set pt.null to 1.
9201 (pt_solution_singleton_or_null_p): Renamed from
9202 pt_solution_singleton_p.
9203 * tree-ssanames.h (set_ptr_nonnull): Declare.
9204 (get_ptr_nonnull): Likewise.
9205 * tree-ssanames.c (set_ptr_nonnull): New.
9206 (get_ptr_nonnull): Likewise.
9207 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
9208 (evrp_dom_walker::before_dom_children): Likewise.
9210 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
9212 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
9213 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
9214 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
9215 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
9216 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
9217 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
9218 (rs6000_option_override_internal): Clear it if ABI_AIX.
9219 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
9220 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
9222 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9224 * gimple-ssa-strength-reduction.c (record_increment): Remove
9227 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
9229 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
9230 that the result is non-zero if it is true.
9231 (maybe_expand_shift): New wrapper around expand_shift_1.
9232 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
9234 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9236 PR tree-optimization/77916
9237 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
9238 Don't allow a MINUS_EXPR for pointer arithmetic for either known
9240 (record_increment): Increments of -1 for unknown strides just use
9241 a multiply initializer like other negative values.
9242 (analyze_increments): Remove stopgap solution for -1 increment
9243 applied to pointer arithmetic.
9245 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
9247 * dominance.c (dom_info::dom_info): Add new constructor for region
9248 which is vector of basic blocks.
9249 (dom_init): New method to initialize members common for both
9251 (dom_info::dom_info): Invoke dom_init for partial initialization.
9252 (dom_info::get_idom): Add check to corner cases on basic blocks which
9254 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
9255 to detect unreachable bbs.
9256 (dom_info::calc_idoms): Likewise.
9257 (compute_dom_fast_query_in_region): New function.
9258 (calculate_dominance_info_for_region): Likewise.
9259 (free_dominance_info_for_region): Likewise.
9260 * dominance.h: Add prototypes for introduced region-based functions
9261 * tree-if-conv.c (build_region): New function.
9262 (if_convertible_loop_p_1): Invoke local version of post-dominators
9263 calculation before basic block predication with subsequent freeing
9264 post-dominator info.
9265 (tree_if_conversion): Remove free of post-dominator info
9266 (pass_if_conversion::execute): Delete detection of infinite loops
9267 and fake edges to exit block since post-dominator calculation is
9268 performed per if-converted loop only.
9270 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
9273 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
9274 register explicitly.
9275 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
9276 optimizing for size.
9278 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9280 * config/aarch64/aarch64.c: Delete inclusion of
9281 cortex-a57-fma-steering.h.
9282 (aarch64_override_options): Delete call
9283 to aarch64_register_fma_steering.
9284 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
9285 * config/aarch64/cortex-a57-fma-steering.h: Delete.
9286 * config/aarch64/aarch64-passes.def: New file.
9287 * config/aarch64/cortex-a57-fma-steering.c
9288 (aarch64_register_fma_steering): Delete definition.
9289 (make_pass_fma_steering): Remove static qualifier.
9290 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
9291 (cortex-a57-fma-steering.o): Remove dependency on
9292 cortex-a57-fma-steering.h.
9294 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
9296 * explow.c (validize_mem): Do not modify the argument in-place.
9298 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
9300 * tree-streamer.c (record_common_node): Explicitly list expected
9303 2016-10-17 Richard Biener <rguenther@suse.de>
9305 PR tree-optimization/77988
9306 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
9308 2016-10-17 Marek Polacek <polacek@redhat.com>
9310 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
9312 2016-10-17 Richard Biener <rguenther@suse.de>
9314 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
9317 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9319 PR tree-optimization/71636
9320 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
9322 2016-10-17 Richard Biener <rguenther@suse.de>
9324 * gimplify.c (gimplify_function_tree): Do not move the outer
9327 2016-10-17 Jakub Jelinek <jakub@redhat.com>
9329 * langhooks.h (struct lang_hooks_for_decls): Remove
9330 function_decl_explicit_p, function_decl_deleted_p and
9331 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
9332 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
9333 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
9334 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
9335 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
9336 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
9337 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
9338 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
9339 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
9340 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
9341 * langhooks.c (lhd_decl_dwarf_attribute): New function.
9342 * dwarf2out.c (gen_subprogram_die): Use
9343 lang_hooks.decls.decl_dwarf_attribute instead of
9344 lang_hooks.decls.function_decl_*.
9346 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
9350 * common.opt (-ftrampolines): New option.
9351 * doc/invoke.texi (Code Gen Options): Document it.
9352 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
9353 * doc/tm.texi: Regenerate.
9354 * builtins.def: Add init_descriptor and adjust_descriptor.
9355 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
9356 on platforms with descriptors.
9357 (expand_builtin_init_descriptor): New function.
9358 (expand_builtin_adjust_descriptor): Likewise.
9359 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
9360 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
9361 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
9362 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
9363 Set STATIC_CHAIN_REG_P on the static chain register, if any.
9364 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
9365 (expand_call): Likewise. Move around call to prepare_call_address
9366 and pass all flags to it.
9367 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
9368 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
9369 (gimple_call_set_by_descriptor): New setter.
9370 (gimple_call_by_descriptor_p): New getter.
9371 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
9372 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
9373 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
9374 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
9375 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
9376 * rtl.h (STATIC_CHAIN_REG_P): New macro.
9377 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
9378 * target.def (custom_function_descriptors): New POD hook.
9379 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
9380 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
9381 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
9382 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
9383 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
9384 (build_common_builtin_nodes): Initialize init_descriptor and
9386 * tree-nested.c: Include target.h.
9387 (struct nesting_info): Add 'any_descr_created' field.
9388 (get_descriptor_type): New function.
9389 (lookup_element_for_decl): New function extracted from...
9390 (create_field_for_decl): Likewise.
9391 (lookup_tramp_for_decl): ...here. Adjust.
9392 (lookup_descr_for_decl): New function.
9393 (convert_tramp_reference_op): Deal with descriptors.
9394 (build_init_call_stmt): New function extracted from...
9395 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
9396 * defaults.h (FUNCTION_ALIGNMENT): Define.
9397 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
9398 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
9399 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
9400 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
9401 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
9403 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
9405 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
9406 constants in CONST_VECTORs.
9408 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
9410 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
9411 register as destination of bmask.
9412 (vector_init_bshuffle): Likewise.
9413 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
9414 (bmaskdi_vis): Enable only in 64-bit mode.
9416 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
9418 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
9419 make LR a separately shrink-wrapped component unless savres_strategy
9420 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
9421 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
9422 wrapping when not both {SAVE,REST}_INLINE_GPRS.
9424 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
9426 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
9427 and keep looping on failure.
9429 2016-10-14 David Malcolm <dmalcolm@redhat.com>
9431 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
9433 (print_rtx_function): Update example in comment for...
9434 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
9435 non-virtual pseudos with a '%' sigil followed by the regno, offset
9436 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
9437 pseudo is dumped as "%0".
9439 2016-10-14 Jakub Jelinek <jakub@redhat.com>
9442 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
9445 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
9447 * config/sparc/sparc-passes.def: New file.
9448 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
9449 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
9450 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
9452 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
9454 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
9455 loop peel to loops with exit test at the beginning.
9457 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
9459 PR rtl-optimization/68212
9460 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
9461 frequency when computing scale factor for peeled copies.
9462 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
9463 values for switch/peel blocks/edges.
9465 2016-10-14 Pedro Alves <palves@redhat.com>
9467 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
9469 2016-10-14 Catherine Moore <clm@codesourcery.com>
9471 * config/mips/mips.c (mips_prepare_pch_save): Initialize
9472 micromips_globals to zero.
9474 2016-10-14 Richard Biener <rguenther@suse.de>
9476 PR tree-optimization/77979
9477 * tree-vrp.c (compare_name_with_value): Handle released SSA names
9478 in the equivalency sets.
9479 (compare_names): Likewise.
9481 2016-10-14 Martin Liska <mliska@suse.cz>
9483 * builtins.h(target_char_cst_p): Declare the function.
9484 * builtins.c (fold_builtin_memchr): Remove.
9485 (target_char_cst_p): Move the function from gimple-fold.c.
9486 (fold_builtin_3): Do not call the function.
9487 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
9488 (gimple_fold_builtin): Call the function.
9489 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
9491 2016-10-14 Martin Liska <mliska@suse.cz>
9493 * builtins.c (fold_builtin_strcmp): Remove function.
9494 (fold_builtin_strncmp): Likewise.
9495 (fold_builtin_2): Remove call of the function.
9496 (fold_builtin_3): Likewise.
9497 * fold-const-call.c (fold_const_call): Add constant folding
9498 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
9499 * fold-const-call.h (build_cmp_result): Declare the function.
9500 * gimple-fold.c (gimple_load_first_char): New function.
9501 (gimple_fold_builtin_string_compare): Likewise.
9502 (gimple_fold_builtin): Call the function.
9504 2016-10-14 Nathan Sidwell <nathan@acm.org>
9506 * gcov-io.c (gcov_open): Deconstify 'mode'.
9508 2016-10-14 Martin Liska <mliska@suse.cz>
9510 * fold-const.c (c_getstr): Support of properly \0-terminated
9511 string constants. New argument is added.
9512 * fold-const.h: New argument is added.
9514 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9516 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
9518 (aarch64_print_hint_for_core): Likewise.
9519 (aarch64_print_hint_for_arch): Likewise.
9520 (aarch64_validate_march): Use it. Fix indentation in type signature.
9521 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
9522 (aarch64_validate_mtune): Likewise.
9523 (aarch64_handle_attr_arch): Likewise.
9524 (aarch64_handle_attr_cpu): Likewise.
9525 (aarch64_handle_attr_tune): Likewise.
9527 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9529 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
9532 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
9534 * config/m68k/m68k.c (m68k_option_override): Check
9535 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
9536 instead of stack_limit_rtx.
9538 2016-10-13 Jakub Jelinek <jakub@redhat.com>
9540 * dwarf2out.c (gen_member_die): Handle inline static data member
9543 2016-10-13 Nathan Sidwell <nathan@acm.org>
9545 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
9546 gcov_var.mode. Remove unnecessary fstat.
9548 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
9551 * function.c (thread_prologue_and_epilogue_insns): Call all
9552 make_*logue_seq in the same order as traditional. Call them
9553 all a second time if shrink_wrapped_separate.
9555 2016-10-13 Marek Polacek <polacek@redhat.com>
9557 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
9558 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
9561 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9563 PR tree-optimization/77937
9564 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
9565 to infinite when we have a pointer with an increment of -1.
9567 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
9569 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
9571 * memmodel.h: This file.
9572 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
9573 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
9574 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
9575 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
9576 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
9577 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
9578 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
9579 compare-elim.c, config/aarch64/aarch64-builtins.c,
9580 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
9581 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
9582 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
9583 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
9584 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
9585 config/darwin.c, config/epiphany/epiphany.c,
9586 config/epiphany/mode-switch-use.c,
9587 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
9588 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
9589 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
9590 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
9591 config/m68k/m68k.c, config/mcore/mcore.c,
9592 config/microblaze/microblaze.c, config/mmix/mmix.c,
9593 config/mn10300/mn10300.c, config/moxie/moxie.c,
9594 config/msp430/msp430.c, config/nds32/nds32-cost.c,
9595 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
9596 config/nds32/nds32-memory-manipulation.c,
9597 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
9598 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
9599 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
9600 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
9601 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
9602 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
9603 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
9604 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
9605 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
9606 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
9607 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
9608 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
9609 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
9610 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
9611 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
9612 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
9613 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
9614 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
9615 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
9616 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
9617 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
9618 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
9619 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
9620 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
9621 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
9622 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
9623 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
9624 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
9625 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
9626 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
9627 var-tracking.c, varasm.c: Include memmodel.h.
9628 * genattrtab.c (write_header): Include memmodel.h in generated file.
9629 * genautomata.c (main): Likewise.
9630 * gengtype.c (open_base_files): Likewise.
9631 * genopinit.c (main): Likewise.
9632 * genconditions.c (write_header): Include memmodel.h earlier in
9634 * genemit.c (main): Likewise.
9635 * genoutput.c (output_prologue): Likewise.
9636 * genpeep.c (main): Likewise.
9637 * genpreds.c (write_insn_preds_c): Likewise.
9638 * genrecog.c (write_header): Likewise.
9639 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
9641 2016-10-13 David Malcolm <dmalcolm@redhat.com>
9643 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
9644 for new "compact" param of print_rtx_function. Check for "cinsn"
9646 * print-rtl-function.c (flag_compact): New decl.
9647 (print_rtx_function): Add param "compact" and use it to set
9648 flag_compact, adding a description of the effect to the leading
9649 comment, and updating the example output.
9650 * print-rtl.c (flag_compact): New variable.
9651 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
9653 (print_rtx_operand_code_i): When printing source locations, wrap
9654 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
9655 (print_rtx_operand_code_r): Don't print regnos for hard regs and
9656 virtuals in compact mode.
9657 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
9658 apart from in LABEL_REFs.
9659 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
9660 Don't print basic block ids in compact mode.
9661 (print_rtx): In compact mode, prefix the code of insns with "c",
9662 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
9663 * print-rtl.h (print_rtx_function): Add "compact" param.
9665 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
9667 * arm.h (TARGET_VFP): Delete.
9668 (TARGET_VFPD32): Remove references to TARGET_VFP.
9669 (TARGET_VFP3, TARGET_VFP5): Likewise.
9670 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
9671 (TARGET_NEON_FP16): Likewise.
9672 (TARGET_FMA): Likewise.
9673 (TARGET_CRYPTO): Likewise.
9674 (TARGET_NEON): Likewise.
9675 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
9676 (FUNCTION_ARG_REGNO_P): Likewise.
9677 * arm.c (arm_option_check_internal): Likewise.
9678 (arm_option_override): Likewise.
9679 (use_return_insn): Likewise.
9680 (arm_function_value_regno_p): Likewise.
9681 (arm_apply_result_size): Likewise.
9682 (use_vfp_abi): Likewise.
9683 (arm_legitimate_address_outer_p): Likewise.
9684 (thumb2_legitimate_address_p): Likewise.
9685 (arm_legitimate_index_p): Likewise.
9686 (thumb2_legitimate_index_p): Likewise.
9687 (arm_legitimate_address): Likewise.
9688 (arm_get_vfp_saved_size): Likewise.
9689 (arm_emit_vfp_multi_reg_pop): Likewise.
9690 (arm_get_frame_offsets): Likewise.
9691 (arm_save_coproc_regs): Likewise.
9692 (arm_hard_regno_mode_ok): Likewise.
9693 (arm_expand_epilogue_apcs_frame): Likewise.
9694 (arm_expand_epilogue): Likewise.
9695 (arm_file_start): Likewise.
9696 (arm_conditional_register_usage): Likewise.
9697 (arm_validize_comparison): Use vfp_compare_operand directly.
9698 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
9699 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
9701 (arm_atomic_assign_expand_fenv): Likewise.
9702 * arm.md (divsf3): Likewise.
9703 (arm_negsi2): Likewise.
9705 (arm_movdi): Likewise.
9706 (arm_movt): Likewise.
9707 (cbranchsf4): Change predicate to vfp_compare_operand.
9708 (cbranchdf4): Change predicate to vfp_compare_operand.
9709 (cstorehf4): Change predicate to vfp_compare_operand.
9710 (cstoresf4): Change predicate to vfp_compare_operand.
9711 (cstoredf4): Change predicate to vfp_compare_operand.
9712 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
9713 (movhi_insn_arch4, movhi_bytes): Likewise.
9714 * constraints.md (Dt): Likewise.
9716 * iterators.md (SDF): Likewise.
9717 * predicates.md (arm_float_compare_operand): Delete.
9718 (const_double_vcvt_power_of_two_reciprocal): Remove references to
9720 (const_double_vcvt_power_of_two): Likewise.
9721 * thumb2.md thumb2_movsi_insn): Likewise.
9722 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
9723 (movhf_vfp): Likewise.
9724 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
9725 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
9726 (movsf_vfp, thumb2_movsf_vfp): Likewise.
9727 (movdf_vfp, thumb2_movdf_vfp): Likewise.
9728 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
9729 (subsf3_vfp, divsf3_vfp): Likewise.
9730 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
9731 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
9732 (mulsf3negsfsubsf_vfp): Likewise.
9733 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
9734 (floatunssisf2, sqrtsf2_vfp): Likewise.
9735 (movcc_vfp): Likewise.
9736 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
9737 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
9738 (push_multi_vfp): Likewise.
9739 (set_fpscr, get_fpscr): Likewise.
9740 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
9742 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
9744 * arm.h (TARGET_VFP): Unconditionally define to 1.
9745 (arm_fpu_desc): Remove 'model' field.
9746 (TARGET_FPU_MODEL): Delete.
9747 * arm.c (all_fpus): Don't initialize the model field.
9748 (arm_can_inline_p): Don't check the FPU model.
9749 * arm-fpus.def: Remove redundant model field from all FPU
9752 2016-10-13 Richard Biener <rguenther@suse.de>
9755 * genmatch.c (struct capture): Add value_match member.
9756 (commutate): Preserve value_match.
9757 (lower_opt_convert): Likewise.
9758 (lower_cond): Likewise.
9759 (replace_id): Likewise.
9760 (struct dt_operand): Add value_match member.
9761 (decision_tree::cmp_node): Compare it.
9762 (decision_tree::insert_operand): Honor it when finding and
9763 when appending a DT_MATCH.
9764 (dt_operand::gen_match_op): Generate a type check after
9765 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
9766 (parser::get_internal_capture_id): New helper.
9767 (parser::finish_match_operand): New function lowering @@<id>.
9768 (parser::parse_capture): Parse @@<id> as value-match.
9769 (parser::parse_expr): Use get_internal_capture_id.
9770 (parser::parse_simplify): Call finish_match_operand.
9771 (walk_captures): New helper.
9772 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
9774 ((X /[ex] A) * A -> X): Likewise.
9775 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
9776 convert[12] and value-matching.
9777 ((A | B) & (A | C) -> A | (B & C)): Likewise.
9778 ((X | Y) | Y -> X | Y): Likewise.
9779 ((X ^ Y) ^ Y -> X): Likewise.
9780 (A - (A & B) -> ~B & A): Likewise.
9781 ((T)(P + A) - (T)P -> (T) A): Likewise.
9782 ((T)P - (T)(P + A) -> -(T) A): Likewise.
9783 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
9784 * doc/match-and-simplify.texi: Amend capture section.
9786 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
9788 * config/arc/arc.md (umul_600): Remove predicated variant.
9789 (umul64_600): Likewise.
9791 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
9793 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
9795 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9797 * tree-vect-loop.c (loop_niters_no_overflow): New func.
9798 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
9799 no-overflow information to vect_do_peeling_for_loop_bound and
9800 vect_gen_vector_loop_niters.
9802 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9804 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
9807 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9809 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
9810 adjust_vec automatically.
9811 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
9812 param exit_bb to guard_to.
9813 (slpeel_checking_verify_cfg_after_peeling):
9814 (set_prologue_iterations):
9815 (create_lcssa_for_virtual_phi): New func which is factored out from
9816 slpeel_tree_peel_loop_to_edge.
9817 (slpeel_tree_peel_loop_to_edge):
9818 (iv_phi_p): New func.
9819 (vect_can_advance_ivs_p): Call iv_phi_p.
9820 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
9821 new gimple stmts in basic block.
9822 (vect_gen_niters_for_prolog_loop): Rename to...
9823 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
9824 adjust implementation.
9825 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
9826 sizetype if necessary.
9827 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
9828 it to external function.
9829 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
9830 (vect_gen_vector_loop_niters_mult_vf): New.
9831 (slpeel_update_phi_nodes_for_loops): New.
9832 (slpeel_update_phi_nodes_for_guard1): Reimplement.
9833 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
9834 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
9835 * tree-vect-loop.c (vect_build_loop_niters): Move to file
9836 tree-vect-loop-manip.c
9837 (vect_generate_tmps_on_preheader): Delete.
9838 (vect_transform_loop): Rename vectorization_factor to vf. Call
9839 vect_do_peeling instead of vect_do_peeling-* functions.
9840 * tree-vectorizer.h (vect_do_peeling): New decl.
9841 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
9842 (vect_do_peeling_for_loop_bound): Delete.
9843 (vect_do_peeling_for_alignment): Delete.
9845 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9847 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
9848 duplicated loop after its preheader and after the original loop.
9850 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9852 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
9853 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
9855 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9857 * tree-vect-loop.c (vectorizable_live_operation): Support handling
9858 for live variable outside loop but not in lcssa form.
9860 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9862 * cfg.c (reset_original_copy_tables): New func.
9863 * cfg.h (reset_original_copy_tables): New decl.
9865 2016-10-13 Jakub Jelinek <jakub@redhat.com>
9868 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
9870 * varasm.c (default_binds_local_p_3): Formatting fix.
9872 2016-10-13 Bin Cheng <bin.cheng@arm.com>
9874 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
9876 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
9877 Remove useless code.
9879 2016-10-13 Martin Liska <mliska@suse.cz>
9881 PR tree-optimization/77943
9882 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
9883 a different EH landing pads.
9885 2016-10-13 Jakub Jelinek <jakub@redhat.com>
9888 * hooks.h (hook_tree_void_null): Declare.
9889 * hooks.c (hook_tree_void_null): New function.
9890 * langhooks.c (lhd_return_null_tree_v): Remove.
9891 * langhooks-def.h (lhd_return_null_tree_v): Remove.
9892 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
9893 set y to const0_rtx.
9894 * function.c (stack_protect_epilogue): Likewise.
9895 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
9896 if TARGET_THREAD_SSP_OFFSET is defined.
9897 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
9898 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
9899 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
9900 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
9901 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
9902 (ix86_stack_protect_guard): New function.
9904 2016-10-13 Richard Biener <rguenther@suse.de>
9906 * dwarf2out.c (tree_add_const_value_attribute): Do not try
9907 rtl_for_decl_init during early phase.
9908 (gen_variable_die): Do not create locations during early phase.
9909 (gen_label_die): Likewise.
9910 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
9913 2016-10-12 Richard Biener <rguenther@suse.de>
9915 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
9916 try_add_new_range and made to eturn new range.
9917 (evrp_dom_walker::before_dom_children): Push op1 value range before
9918 pushing op0 value range.
9920 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9922 PR tree-optimization/77937
9923 * gimple-ssa-strength-reduction.c (analyze_increments): Use
9924 POINTER_TYPE_P on the candidate type to determine whether
9925 candidates in this chain require pointer arithmetic.
9927 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
9929 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
9930 correction if the type is smaller than a word.
9931 (visium_select_cc_mode): Add ... fall through ... comment.
9933 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9935 * config/rs6000/rs6000.c (machine_function): Add new fields
9936 gpr_is_wrapped_separately and lr_is_wrapped_separately.
9937 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
9938 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
9939 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
9940 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
9941 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
9942 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
9943 (rs6000_get_separate_components): New function.
9944 (rs6000_components_for_bb): New function.
9945 (rs6000_disqualify_components): New function.
9946 (rs6000_emit_prologue_components): New function.
9947 (rs6000_emit_epilogue_components): New function.
9948 (rs6000_set_handled_components): New function.
9949 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
9950 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
9951 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
9952 (rs6000_emit_epilogue): Don't emit GPR restores if
9953 gpr_is_wrapped_separately for that register. Don't make a
9954 REG_CFA_RESTORE note for registers we did not restore, either.
9956 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9958 * function.c (thread_prologue_and_epilogue_insns): Call
9959 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
9960 if it has possibly changed. Compute the split_prologue_seq and
9961 epilogue_seq later, too.
9962 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
9963 (dump_components): New function.
9964 (struct sw): New struct.
9966 (init_separate_shrink_wrap): New function.
9967 (fini_separate_shrink_wrap): New function.
9968 (place_prologue_for_one_component): New function.
9969 (spread_components): New function.
9970 (disqualify_problematic_components): New function.
9971 (emit_common_heads_for_components): New function.
9972 (emit_common_tails_for_components): New function.
9973 (insert_prologue_epilogue_for_components): New function.
9974 (try_shrink_wrapping_separate): New function.
9975 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
9977 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9979 * regrename.c (build_def_use): Invalidate chains that have a
9980 REG_CFA_RESTORE on some instruction.
9982 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9984 * dce.c (delete_unmarked_insns): Don't delete instructions with
9985 a REG_CFA_RESTORE note.
9987 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
9989 * common.opt (-fshrink-wrap-separate): New flag.
9990 * doc/invoke.texi: Document it.
9991 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
9992 * doc/tm.texi: Regenerate.
9993 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
9994 * target.def (shrink_wrap): New hook vector.
9995 (get_separate_components, components_for_bb, disqualify_components,
9996 emit_prologue_components, emit_epilogue_components,
9997 set_handled_components): New hooks.
9999 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
10001 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
10002 vector return by reference only if -Wpsabi.
10003 (rs6000_pass_by_reference): Similarly, for argument passing.
10005 2016-10-12 David Malcolm <dmalcolm@redhat.com>
10007 * function-tests.c: Include "print-rtl.h".
10008 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
10009 function, and verify what is dumped.
10010 * print-rtl-function.c (print_edge): New function.
10011 (begin_any_block): New function.
10012 (end_any_block): New function.
10013 (can_have_basic_block_p): New function.
10014 (print_rtx_function): Track the basic blocks of insns in the
10015 chain, wrapping those that are within blocks within "(block)"
10016 directives. Remove the "(cfg)" directive.
10018 2016-10-12 David Malcolm <dmalcolm@redhat.com>
10020 * selftest.c (selftest::read_file): New function.
10021 (selftest::test_read_file): New function.
10022 (selftest::selftest_c_tests): Call test_read_file.
10023 * selftest.h (selftest::read_file): New decl.
10025 2016-10-12 Richard Biener <rguenther@suse.de>
10028 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
10031 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
10033 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
10035 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
10036 dwarf2out_assembly_start.
10038 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
10040 * Makefile.in (SELFTEST_FLAGS): New variable.
10041 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
10043 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
10046 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
10048 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
10049 dumped in RTL dumps.
10051 2016-10-12 Martin Liska <mliska@suse.cz>
10053 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
10054 (gimple_fold_builtin_memory_op): Use the function.
10055 (gimple_fold_builtin_strchr): Likewise.
10056 (gimple_fold_builtin_strcat): Likewise.
10057 (gimple_build): Likewise.
10059 2016-10-12 Nathan Sidwell <nathan@acm.org>
10061 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
10063 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
10065 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
10066 equivalent 32-bit constant (modulo 2**32) when that yields
10067 smaller instructions.
10068 (size_of_int_loc_descriptor): Update accordingly.
10070 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
10072 * dwarf2out.c (dwarf2out_early_global_decl): For nested
10073 functions, call dwarf2out_decl on the parent function first.
10075 2016-10-12 Richard Biener <rguenther@suse.de>
10077 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
10080 2016-10-12 Richard Biener <rguenther@suse.de>
10082 * tree-ssa-propagate.c
10083 (substitute_and_fold_dom_walker::before_dom_children): Do not
10084 ignore ASSERT_EXPRs but only preserve them.
10085 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
10086 that have been propagated into.
10087 (vrp_finalize): Enable DCE for substitute_and_fold.
10089 2016-10-12 Richard Biener <rguenther@suse.de>
10091 PR tree-optimization/77920
10092 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
10093 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
10094 (simplify_abs_using_ranges): Likewise.
10095 (simplify_conversion_using_ranges): Likewise.
10096 (simplify_stmt_using_ranges): Adjust.
10098 2016-10-12 Jakub Jelinek <jakub@redhat.com>
10100 PR tree-optimization/77929
10101 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
10102 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
10104 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10107 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
10108 needs a base register for arg 1.
10110 2016-10-12 Jakub Jelinek <jakub@redhat.com>
10112 * common.opt (Wimplicit-fallthrough) Turn into alias to
10113 -Wimplicit-fallthrough=3. Remove EnabledBy.
10114 (Wimplicit-fallthrough=): New option.
10115 * gimplify.c (warn_implicit_fallthrough_r): Use
10116 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
10117 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
10118 to -Wimplicit-fallthrough=3.
10119 (-Wimplicit-fallthrough=): Document.
10121 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
10123 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
10124 and GEU in DImode if TARGET_SUBXC.
10125 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
10126 (seqdi<W:mode>_zero_subxc): Delete.
10127 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
10128 (neg_seqdi<W:mode>_zero_vis3): Delete.
10129 (plus_seqdi<W:mode>_zero): Likewise.
10130 (minus_seqdi<W:mode>_zero): Likewise.
10131 (plus_plus_sltu<W:mode>): Accept only register.
10132 (addx<W:mode>): Likewise.
10133 (plus_sltu<W:mode>_vis3): Likewise.
10134 (plus_plus_sltu<W:mode>_vis3): Likewise.
10135 (neg_sgeu<W:mode>_vis3): Delete.
10136 (minus_sgeu<W:mode>_vis3): Likewise.
10137 (addxc<W:mode>): Accept only registers.
10138 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
10139 (minus_neg_sltu<W:mode>_subxc): Accept only register.
10140 (neg_plus_sltu<W:mode>_subxc): Likewise.
10141 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
10142 (minus_minus_sltu<W:mode>_subxc): Accept only register.
10143 (sgeu<W:mode>_insn_subxc): Delete.
10144 (plus_sgeu<W:mode>_subxc): Likewise.
10145 (subxc<W:mode>): Accept only register.
10146 (scc splitter): Split always GEU again.
10148 2016-10-11 Jeff Law <law@redhat.com>
10150 PR tree-optimization/77424
10151 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
10152 dead conditionals. Assert that all e->aux fields are NULL.
10154 2016-10-11 David Malcolm <dmalcolm@redhat.com>
10156 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
10157 operand-printing "switch" statement into...
10158 (print_rtx_operand_code_0): ...this new function, ...
10159 (print_rtx_operand_code_e): ...this new function, ...
10160 (print_rtx_operand_codes_E_and_V): ...this new function, ...
10161 (print_rtx_operand_code_i): ...this new function, ...
10162 (print_rtx_operand_code_r): ...this new function, ...
10163 (print_rtx_operand_code_u): ...this new function, ...
10164 (print_rtx_operand): ...and this new function.
10166 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
10168 * config/alpha/alpha-passes.def: New file.
10169 * config/alpha/t-alpha: New file.
10170 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
10171 (make_pass_handle_trap_shadows): New prototype.
10172 (make_pass_align_insns): Ditto.
10173 * config/alpha/alpha.c (alpha_option_override): Don't register
10175 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
10177 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
10180 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
10181 distinct __ibm128 IBM extended double type if long doubles are
10182 128-bits and the default format for long double is IEEE 128-bit.
10184 2016-10-11 Richard Biener <rguenther@suse.de>
10186 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
10187 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
10188 (verify_die): New function.
10189 (dwarf2out_finish): Call it.
10190 (output_line_info): Handle case of -gsplit-dwarf without
10191 DWARF2_ASM_LINE_DEBUG_INFO.
10193 2016-10-11 Richard Biener <rguenther@suse.de>
10196 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
10197 sub-chains of BLOCK_VARS and gimple_bind_vars.
10199 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
10201 * config/i386/znver1.md : Fix imov/imovx load type reservations.
10203 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
10205 * config/sparc/sparc.opt (msubxc): New option.
10206 * doc/invoke.texi (SPARC options): Document it and tidy up.
10207 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
10208 * doc/tm.texi: Regenerate.
10209 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
10211 (CCX_NOOV): Rename into...
10215 * config/sparc/predicates.m (fcc_register_operand): Simplify.
10216 (fcc0_register_operand): Likewise.
10217 (icc_register_operand): New.
10218 (icc_or_fcc_register_operand): Simplify.
10219 (nz_comparison_operator): New.
10220 (c_comparison_operator): Likewise.
10221 (noov_compare_operator): Rename into...
10222 (icc_comparison_operator): ...this. Use above predicates.
10223 (noov_compare64_operator): Rename into...
10224 (v9_comparison_operator): ...this and tidy up.
10225 (fcc_comparison_operator): New.
10226 (icc_or_fcc_comparison_operator): Likewise.
10227 (v9_register_compare_operator): Rename info...
10228 (v9_register_comparison_operator): ...this.
10229 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
10230 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
10232 (sparc_fixed_condition_code_regs): New function.
10233 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
10234 renaming and add support for CCC/CCXC.
10235 (output_cbranch): Likewise.
10236 (sparc_print_operand): Likewise.
10237 (gen_v9_scc): Remove obsolete assertion.
10238 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
10239 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
10240 (output_cbcond): Remove bogus handling of CC modes.
10241 (sparc_register_move_cost): Return 100 for NO_REGS.
10242 * config/sparc/sparc.md (W): New mode iterator.
10243 (length): Adjust for noov_compare64_operator renaming.
10244 (cmpsi_sne): New instruction.
10245 (cmpdi_sne): Likewise.
10246 (seqdi_special): Delete.
10247 (seqdi_special): Likewise.
10248 (snesi<P:mode>_special): Likewise.
10249 (snedi_special): Likewise.
10250 (snedi_special_vis3): Likewise.
10251 (snesi patterns): Use W iterator.
10252 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
10253 (sltu patterns): Likewise.
10254 (sgeu patterns): Likewise.
10255 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
10256 (normal_branch): Use icc_comparison_operator predicate.
10257 (inverted_branch): Likewise.
10258 (cbcond_sp32): Use comparison_operator predicate.
10259 (cbcond_sp64): Likewise.
10260 (normal_int_branch_sp64): Adjust for renaming
10261 (inverted_int_branch_sp64): Likewise.
10262 (mov<I:mode>_cc_reg_sp64): Likewise.
10263 (movsf_cc_reg_sp6): Likewise.
10264 (movdf_cc_reg_sp64): Likewise.
10265 (movtf_cc_reg_hq_sp64): Likewise.
10266 (movtf_cc_reg_sp64): Likewise.
10267 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
10268 (movsf_cc_v9): Likewise.
10269 (movdf_cc_v9): Likewise.
10270 (movtf_cc_hq_v9): Likewise.
10271 (movtf_cc_v9): Likewise.
10272 (adddi3): Call gen_adddi3_sp32.
10273 (adddi3_insn_sp32): Rename to...
10274 (adddi3_sp32): ...this. Accept only register_operand as operand #1
10275 and use CCCmode for the carry.
10276 (addx_extend_sp32): Use CCCmode for the carry.
10277 (addx_extend_sp64): Delete.
10278 (adddi3_extend_sp32): Use CCCmode for the carry.
10279 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
10280 (subdi3): Call gen_subdi3_sp32.
10281 (subdi3_insn_sp32): Rename to...
10282 (subdi3_sp32): ...this and use CCmode for the carry.
10283 (subx_extend_sp32): Use CCCmode for the carry.
10284 (subx_extend_sp64): Delete.
10285 (subdi3_extend_sp32): Use CCmode for the carry.
10286 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
10287 (negdi3): Call gen_negdi3_sp32.
10288 (negdi3_sp32): Use CCCmode for the carry.
10289 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
10290 (cmp_nz_ashift_1): Use CCNZ mode.
10291 (cmp_nz_set_ashift_1): Likewise.
10292 (ctrapsi4): Use comparison_operator predicate.
10293 (ctrapdi4): Likewise.
10294 (trapsi_insn): Use icc_comparison_operator predicate.
10295 (trapdi_insn): Likewise.
10296 (edge8 patterns): Use CCNZmode.
10297 (edge16 patterns): Likewise.
10298 (edge32 patterns): Likewise.
10300 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
10302 * config/visium/visium-modes.def (CC_NOOV): Rename into...
10304 (CC_BTST): Rename into...
10306 * config/visium/predicates.md (real_add_operand): New.
10307 (visium_btst_operator): Rename into...
10308 (visium_equality_comparison_operator): ...this.
10309 (visium_noov_operator): Rename into...
10310 (visium_nz_comparison_operator): ...this.
10311 (visium_c_comparison_operator): New.
10312 (visium_branch_operator): Adjust and deal with all CC modes.
10313 * config/visium/visium.c (visium_adjust_cost): Adjust.
10314 (visium_split_double_add): Use the *_set_carry patterns.
10315 (visium_select_cc_mode): Add support for CCC mode and adjust.
10316 (output_cbranch): Adjust and use the carry-based operators for
10317 floating-point comparisons.
10318 * config/visium/visium.md (flags_subst_arith): Adjust.
10319 (addsi3_insn_set_carry): New instruction.
10320 (subsi3_insn_set_carry): Likewise.
10321 (negsi2_insn_set_carry): Likewise.
10323 (cmp<mode>_sne): Likewise.
10324 (cbranch<mode>4): Use ordered_comparison_operator.
10325 (cbranch<mode>4_insn): Likewise.
10326 (cbranchsi4_btst_insn): Adjust.
10328 2016-10-11 Tom de Vries <tom@codesourcery.com>
10330 PR middle-end/77558
10331 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
10334 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
10336 * tree.h (build_complex_type): Add second parameter with default.
10337 * tree.c (build_complex_type): Add NAMED second parameter and adjust
10338 recursive call. Create a TYPE_DECL only if NAMED is true.
10339 (build_common_tree_nodes): Pass true in calls to build_complex_type.
10341 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
10343 New avr-passes.def to register AVR specific passes.
10345 * config/avr/avr-passes.def: New file.
10346 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
10347 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
10348 (make_avr_pass_recompute_note): New proto.
10349 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
10350 (avr_pass_recompute_notes): Use anonymous namespace.
10351 (avr_register_passes): Remove function...
10352 (avr_option_override): ...and its call.
10354 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
10356 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
10357 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
10358 PTF_AVOID_BRANCHLIKELY_SPEED for others.
10359 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
10361 * config/mips/mips.c (mips_option_override): Enable the branch
10362 likely depending on the tune flags and optimization level.
10363 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
10364 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
10365 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
10366 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
10368 2016-10-11 Richard Biener <rguenther@suse.de>
10370 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
10371 (output_function): Properly stream the whole block tree.
10372 * lto-streamer-in.c (input_function): Likewise.
10374 2016-10-11 Marek Polacek <polacek@redhat.com>
10376 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
10378 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
10380 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
10381 (evrp_dom_walker::before_dom_children): Infer and push new value
10382 ranges for x in y < x.
10384 2016-10-10 Joseph Myers <joseph@codesourcery.com>
10387 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
10388 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
10389 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
10390 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
10391 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
10392 (IA64_NO_LIBGCC_TFMODE): Likewise.
10394 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
10396 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
10399 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
10401 * config.gcc: Add aarch64-*-freebsd* support.
10402 * config.host: Likewise.
10403 * config/aarch64/aarch64-freebsd.h: New file.
10404 * config/aarch64/t-aarch64-freebsd: Ditto.
10406 2016-10-10 Jeff Law <law@redhat.com>
10408 PR tree-optimization/71947
10409 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
10410 B with A within a single statement.
10412 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
10414 PR tree-optimization/77824
10415 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
10416 zero cost for copies.
10417 (find_candidates_dom_walker::before_dom_children): Replace
10418 MODIFY_EXPR with SSA_NAME.
10419 (replace_mult_candidate): Likewise.
10420 (replace_profitable_candidates): Likewise.
10422 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10424 * config/s390/s390.h: Wrap more macros args in brackets and fix
10426 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
10428 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
10430 2016-10-10 Andreas Schwab <schwab@suse.de>
10433 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
10434 pseudo is not DImode.
10436 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
10438 * common/config/arc/arc-common.c (arc_option_optimization_table):
10439 Remove compact casesi option.
10440 * config/arc/arc.c (arc_override_options): Use compact casesi
10441 option only for pre-ARCv2 cores.
10442 * doc/invoke.texi (mcompact-casesi): Update text.
10444 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10446 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
10447 Add macro to say we can efficiently handle overlapping unaligned
10449 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
10450 poor code for processors older than p8.
10452 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
10454 * gen-pass-instances.awk: Remove GNUism.
10456 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10458 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
10459 NULL of (*ipcp_transformations)][node->uid].
10461 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
10463 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
10464 (MALLOC_ABI_ALIGNMENT): Define.
10466 2016-10-09 Jakub Jelinek <jakub@redhat.com>
10468 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
10469 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
10470 VAR_OR_FUNCTION_DECL_P macros.
10471 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
10472 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
10473 chkp_find_bounds_1): Likewise.
10474 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
10475 * hsa-gen.c (get_symbol_for_decl): Likewise.
10476 * cgraphunit.c (check_global_declaration, analyze_functions,
10477 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
10479 * gimple-fold.c (can_refer_decl_in_current_unit_p,
10480 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
10482 * tree.c (set_decl_section_name, copy_node_stat,
10483 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
10484 merge_dllimport_decl_attributes, handle_dll_attribute,
10485 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
10486 verify_type): Likewise.
10487 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
10488 find_explicit_erroneous_behavior): Likewise.
10489 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
10490 * ipa.c (process_references): Likewise.
10491 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
10492 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
10493 notice_global_symbol, assemble_variable, mark_decl_referenced,
10494 build_constant_desc, output_constant_def_contents, do_assemble_alias,
10495 make_decl_one_only, default_section_type_flags,
10496 categorize_decl_for_section, default_encode_section_info): Likewise.
10497 * trans-mem.c (requires_barrier): Likewise.
10498 * gimple-expr.c (mark_addressable): Likewise.
10499 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
10500 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
10501 expand_debug_expr): Likewise.
10502 * tree-dump.c (dequeue_and_dump): Likewise.
10503 * ubsan.c (instrument_bool_enum_load): Likewise.
10504 * tree-pretty-print.c (print_declaration): Likewise.
10505 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
10506 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
10507 * asan.c (asan_protect_global, instrument_derefs): Likewise.
10508 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
10509 pass_build_ssa::execute): Likewise.
10510 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
10511 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
10513 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
10515 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
10516 can_be_nonlocal, remap_decls, copy_debug_stmt,
10517 initialize_inlined_parameters, add_local_variables,
10518 reset_debug_binding, replace_locals_op): Likewise.
10519 * dse.c (can_escape): Likewise.
10520 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
10522 * tree-diagnostic.c (default_tree_printer): Likewise.
10523 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
10524 unpack_ts_decl_with_vis_value_fields,
10525 lto_input_ts_decl_common_tree_pointers): Likewise.
10526 * builtins.c (builtin_save_expr, fold_builtin_expect,
10527 readonly_data_expr): Likewise.
10528 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
10529 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
10531 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
10532 * gimplify.c (force_constant_size, gimplify_bind_expr,
10533 gimplify_decl_expr, gimplify_var_or_parm_decl,
10534 gimplify_compound_lval, gimplify_init_constructor,
10535 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
10536 gimplify_type_sizes): Likewise.
10537 * cgraphbuild.c (record_reference, record_type_list, mark_address,
10538 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
10539 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
10540 remove_unused_locals): Likewise.
10541 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
10542 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
10543 * function.c (instantiate_expr, instantiate_decls_1,
10544 setjmp_vars_warning, add_local_decl): Likewise.
10545 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
10547 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
10548 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
10549 optimize_va_list_gpr_fpr_size): Likewise.
10550 * tree-nrv.c (pass_nrv::execute): Likewise.
10551 * tsan.c (instrument_expr): Likewise.
10552 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
10553 * vtable-verify.c (verify_bb_vtables): Likewise.
10554 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
10555 get_ref_base_and_extent): Likewise.
10556 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
10558 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
10559 analyze_all_variable_accesses): Likewise.
10560 * tree-nested.c (get_nonlocal_debug_decl,
10561 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
10562 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
10563 get_local_debug_decl, convert_local_omp_clauses,
10564 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
10566 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
10567 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
10568 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
10569 dbxout_symbol, dbxout_common_check): Likewise.
10570 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
10571 string_constant): Likewise.
10572 * hsa.c (hsa_get_declaration_name): Likewise.
10573 * passes.c (rest_of_decl_compilation): Likewise.
10574 * tree-ssanames.c (make_ssa_name_fn): Likewise.
10575 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
10576 pack_ts_decl_with_vis_value_fields,
10577 write_ts_decl_common_tree_pointers): Likewise.
10578 * stor-layout.c (place_field): Likewise.
10579 * symtab.c (symtab_node::maybe_create_reference,
10580 symtab_node::verify_base, symtab_node::make_decl_local,
10581 symtab_node::copy_visibility_from,
10582 symtab_node::can_increase_alignment_p): Likewise.
10583 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
10584 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
10585 fortran_common, add_location_or_const_value_attribute,
10586 add_scalar_info, add_linkage_name, set_block_abstract_flags,
10587 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
10588 optimize_one_addr_into_implicit_ptr,
10589 optimize_location_into_implicit_ptr): Likewise.
10590 * gimple-low.c (record_vars_into): Likewise.
10591 * ipa-visibility.c (update_vtable_references): Likewise.
10592 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
10594 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
10595 DFS::DFS_write_tree_body, write_symbol): Likewise.
10596 * langhooks.c (lhd_warn_unused_global_decl,
10597 lhd_set_decl_assembler_name): Likewise.
10598 * attribs.c (decl_attributes): Likewise.
10599 * except.c (output_ttype): Likewise.
10600 * varpool.c (varpool_node::get_create, ctor_for_folding,
10601 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
10602 * fold-const.c (fold_unary_loc): Likewise.
10603 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
10604 ipa_find_agg_cst_from_init): Likewise.
10605 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
10606 expand_omp_target, lower_omp_regimplify_p,
10607 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
10608 find_link_var_op): Likewise.
10609 * tree-chrec.c (chrec_contains_symbols): Likewise.
10610 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
10611 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
10612 execute_fixup_cfg): Likewise.
10614 PR tree-optimization/77901
10615 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
10616 if ranges[i].exp is SSA_NAME when looking for >= and only when
10617 ranges[i].exp is NULL or SSA_NAME when looking for the other
10620 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10622 * ipa-cp.c (ipcp_alignment_lattice): Remove.
10623 (ipcp_param_lattices): Remove field alignment.
10624 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
10625 (set_all_contains_variable): Remove call to
10626 ipcp_alignment_lattice::set_to_bottom.
10627 (initialize_node_lattices): Likewise.
10628 (propagate_alignment_accross_jump_function): Remove.
10629 (propagate_constants_accross_call): Remove call to
10630 propagate_alignment_accross_jump_function.
10631 (ipcp_store_alignment_results): Remove.
10632 (ipcp_driver): Remove call to ipcp_store_alignment_results.
10633 (propagate_bits_accross_jump_function): Handle ancestor jump function.
10634 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
10635 pretty-printing of alignment jump function.
10636 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
10637 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
10638 alignments and remove computing ipa_alignment jump function.
10639 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
10640 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
10641 (ipa_read_jump_function): Remove reading of ipa_alignment.
10642 (write_ipcp_transformation_info): Remove streaming for alignment
10643 propagation summary.
10644 (read_ipcp_transformation_info): Remove reading of alignment
10645 propagation summary.
10646 (ipcp_update_alignments): Remove.
10647 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
10649 (ipcp_transform_function): Remove call to ipcp_update_alignments()
10650 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
10651 * ipa-prop.h (ipa_alignment): Remove.
10652 (ipa_jump_func): Remove field alignment.
10653 (ipcp_transformation_summary): Remove field alignments.
10654 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
10655 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
10656 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
10658 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
10660 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
10662 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
10664 (visium_expand_fp_cstore): Likewise.
10666 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10668 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
10669 * diagnostic.c (warning_at_rich_loc_n): New function.
10670 (diagnostic_n_impl_richloc): Likewise.
10671 (diagnostic_n_impl): Move most of the function to
10672 diagnostic_n_impl_richloc and call it.
10674 2016-10-08 Jakub Jelinek <jakub@redhat.com>
10676 * gen-pass-instances.awk: Rewritten.
10677 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
10678 $(PASSES_EXTRA) after passes.def to the script.
10679 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
10680 * config/i386/i386-passes.def: New file.
10681 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
10682 make_pass_stv): Declare.
10683 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
10685 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
10687 (pass_stv::clone, pass_stv::set_pass_param): New methods.
10688 (pass_stv::timode_p): New non-static data member.
10689 (ix86_option_override): Don't register passes here.
10691 * doc/invoke.texi: Document accepting Else, fallthrough.
10693 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
10696 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
10697 FALLTHRU comment styles.
10699 2016-10-07 Andrew Pinski <apinski@cavium.com>
10701 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
10702 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
10703 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
10705 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
10707 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
10709 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
10710 (AARCH64_ARCH): Likewise.
10711 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
10713 (AARCH64_CORE): Likewise.
10714 (AARCH64_ARCH): Likewise.
10715 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
10716 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
10717 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
10718 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
10719 (AARCH64_ARCH): Likewise.
10720 (AARCH64_CORE): Likewise.
10721 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
10722 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
10723 (AARCH64_CORE): Likewise.
10724 (AARCH64_ARCH): Likewise.
10726 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
10728 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
10729 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
10730 floating point type infrastructre, and -mfloat128 that enables the
10731 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
10732 if -mfloat128-type. Define __ibm128 to be long double by default.
10733 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
10734 the IEEE 128-bit floating point type infrastructure should
10735 automatically be enabled.
10736 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
10737 instead of -mfloat128 to enable KFmode.
10738 (rs6000_option_override_internal): Split the option -mfloat128
10739 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
10740 systems, automatically set -mfloat128-type, but don't enable it on
10741 other operating systems. Move setting the long double size and
10742 IEEE quad support before the IEEE 128-bit floating point changes.
10743 (rs6000_init_builtins): Do not create a unique type for __ibm128
10744 if long double is IBM extended double, instead rely on __ibm128
10745 being defined as 'long double'. If -mfloat128-type and not
10746 -mfloat128, create the KFmode type with an undocumented __ieee128
10748 (rs6000_init_libfuncs): Use -mfloat128-type instead of
10749 -mfloat128 for tests about the types, but keep tests for
10750 -mfloat128 to enable the keyword support.
10751 (rs6000_complex_function_value): Likewise.
10752 (rs6000_scalar_mode_supported_p): Likewise.
10753 (rs6000_floatn_mode): Likewise.
10754 (rs6000_c_mode_for_suffix): Likewise.
10755 (rs6000_opt_masks): Add -mfloat128-type.
10756 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
10757 -mfloat128-type being split from -mfloat128. Add
10758 -mfloat128-hardware, which was missing.
10759 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
10760 -mfloat128 and -mfloat128-type:
10761 (-mfloat128-type): Likewise.
10762 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
10763 that 64-bit Linux systems with enable -mfloat128-type by default
10765 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
10766 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
10767 -mfloat128-type instead of -mfloat128.
10768 (FLOAT128_2REG_P): Likewise.
10769 (MASK_FLOAT128_TYPE): Likewise.
10770 (ALTIVEC_ARG_MAX_RETURN): Likewise.
10771 (RS6000_BTM_FLOAT128): Likewise.
10772 (TARGET_FLOAT128): Poison old identifiers.
10773 (OPTION_MASK_FLOAT128): Likewise.
10774 (MASK_FLOAT128): Likewise.
10775 * config/rs6000/rs6000.md (FP): Likewise.
10776 (FLOAT128): Likewise.
10777 (fix_trunc<mode>di2): Likewise.
10778 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
10779 (floatdi<mode>2): Likewise.
10780 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
10781 (neg<mode>2, FLOAT128 iterator): Likewise.
10782 (abs<mode>2, FLOAT128 iterator): Likewise.
10783 (ieee_128bit_negative_zero): Likewise.
10784 (ieee_128bit_vsx_neg<mode>2): Likewise.
10785 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
10786 (ieee_128bit_vsx_abs<mode>2): Likewise.
10787 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
10788 (ieee_128bit_vsx_nabs<mode>2): Likewise.
10789 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
10790 (extendiftf2): Likewise.
10791 (extendifkf2): Likewise.
10792 (extendtfkf2): Likewise.
10793 (trunciftf2): Likewise.
10794 (truncifkf2): Likewise.
10795 (trunckftf2): Likewise.
10796 (trunctfif2): Likewise.
10797 (extendkftf2): Likewise.
10798 (trunctfkf2): Likewise.
10800 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10802 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
10803 before merging in bytes to pass down to real_from_target.
10805 2016-10-07 Richard Biener <rguenther@suse.de>
10807 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
10809 (substitute_and_fold_dom_walker::before_dom_children):
10810 Substitute and fold before pass specific folding to avoid
10811 feeding that with SSA names that will be later released.
10812 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
10813 introduced by folding and visited by evaluate_stmt called during
10815 (likely_value): Likewise.
10816 (evaluate_stmt): Likewise.
10817 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
10818 (simplify_div_or_mod_using_ranges): Likewise.
10819 (simplify_min_or_max_using_ranges): Likewise.
10820 (simplify_abs_using_ranges): Likewise.
10821 (simplify_conversion_using_ranges): Likewise.
10822 (simplify_float_conversion_using_ranges): Likewise.
10823 (simplify_stmt_using_ranges): Likewise.
10825 2016-10-07 Marek Polacek <polacek@redhat.com>
10827 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
10828 FALLTHROUGH_LABEL_P here...
10829 (warn_implicit_fallthrough_r): ...not here.
10831 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
10833 PR tree-optimization/77880
10834 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
10837 2016-10-07 Marek Polacek <polacek@redhat.com>
10840 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
10842 2016-10-07 Richard Biener <rguenther@suse.de>
10844 * bitmap.h: Document constraints on bitmap modification while
10847 2016-10-07 Richard Biener <rguenther@suse.de>
10849 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
10850 * bitmap.h (bmp_iter_set): When advancing to the next element
10851 check that we didn't remove the current one.
10852 (bmp_iter_and): Likewise.
10853 (bmp_iter_and_compl): Likewise.
10854 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
10855 we currently iterate on but keep a one-level queue.
10856 * sched-deps.c (remove_from_deps): Do not clear current bit
10857 but keep a one-level queue.
10859 2016-10-07 Jakub Jelinek <jakub@redhat.com>
10861 PR tree-optimization/77664
10862 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
10863 for the other ranges.
10864 (optimize_range_tests_diff): Fix up formatting.
10865 (optimize_range_tests_var_bound): New function.
10866 (optimize_range_tests): Use it.
10868 2016-10-07 Martin Liska <mliska@suse.cz>
10870 * coverage.c (build_gcov_exit_decl): Fix priority what
10871 should be really 99.
10873 2016-10-07 Richard Biener <rguenther@suse.de>
10875 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
10876 vars in gimple_bind_vars but not in BLOCK_VARS.
10878 2016-10-07 Richard Biener <rguenther@suse.de>
10880 PR tree-optimization/77879
10881 * tree-ssa-structalias.c (handle_const_call): Properly handle
10883 (handle_pure_call): Likewise.
10885 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
10887 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
10888 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
10891 2016-10-06 Andrew Pinski <apinski@cavium.com>
10893 * config/aarch64/aarch64-cores.def: Add a comment before each
10896 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
10898 PR tree-optimization/77862
10899 * tree-vrp.c (add_equivalence): Use get_value_range so that
10900 num_vr_values is checked before accessing vr_values.
10902 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
10904 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
10907 2016-10-05 Jeff Law <law@redhat.com>
10909 PR tree-optimization/71661
10910 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
10911 removal of a forwarder exposes a new natural loop.
10913 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
10915 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
10916 Introduce ssesuffix variable.
10917 (<mask_codefor><code><mode>3<mask_name>): Ditto.
10918 (*<code><mode>3): Ditto.
10920 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
10922 * postreload.c (reload_cse_simplify): Skip also USE when detecting
10925 2016-10-06 Richard Biener <rguenther@suse.de>
10927 PR tree-optimization/77855
10928 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
10929 instead of removing the current item while iterating over the set
10932 2016-10-06 James Clarke <jrtc27@jrtc27.com>
10933 Eric Botcazou <ebotcazou@adacore.com>
10936 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
10937 (classify_registers): Don't set it
10938 (function_arg_slotno): Don't initialize and test it. Tidy up.
10940 2016-10-06 Richard Biener <rguenther@suse.de>
10942 PR tree-optimization/77839
10943 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
10944 lattice transition.
10946 2016-10-06 Martin Liska <mliska@suse.cz>
10948 * gcc.c: Set -fprofile-update=atomic when profiling is
10949 enabled and -pthread is set. Warn when one combines
10950 -pthread and -fprofile-update=single for an app using
10953 2016-10-06 Martin Liska <mliska@suse.cz>
10956 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
10957 * gimple-ssa-strength-reduction.c (slsr_process_cast):
10958 Initialize a pointer to NULL.
10959 (slsr_process_copy): Likewise.
10960 * input.c (location_get_source_line): Likewise.
10961 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
10963 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
10965 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
10966 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
10967 (ix86_handle_option): Deleted handle of OPT_mpcommit.
10968 * config.gcc: Deleted pcommitintrin.h
10969 * config/i386/pcommitintrin.h: Deleted file.
10970 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
10971 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
10973 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
10975 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
10976 (PTA_PCOMMIT): Deleted define.
10977 (ix86_option_override_internal): Deleted handle of option.
10978 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
10979 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
10980 __builtin_ia32_pcommit): Deleted.
10981 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
10982 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
10983 (pcommit): Deleted instruction.
10984 * config/i386/i386.opt: Mention -mpcommit deprecation.
10985 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
10987 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
10990 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
10991 Remove wrong assert.
10992 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
10993 Use <round_constraint> as operand 1 constraint.
10995 2016-10-05 Jakub Jelinek <jakub@redhat.com>
10998 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
10999 (ubsan_instrument_float_cast): And not here.
11002 * ubsan.c (ubsan_ids): New GTY(()) array.
11003 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
11004 instead of static local counters.
11006 2016-10-05 Martin Sebor <msebor@redhat.com>
11009 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
11010 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
11011 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
11012 (default_printf_pointer_format): Define function.
11013 * targhooks.c (linux_printf_pointer_format): Define new function.
11014 * targhooks.h (linux_printf_pointer_format): Declare.
11015 (gnu_libc_printf_pointer_format): Remove declaration.
11017 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11019 * fold-const.c (native_encode_real): Fix logic for selecting offset
11020 to write to when BYTES_BIG_ENDIAN.
11022 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
11024 * builtins.c (fold_builtin_strchr): Remove function.
11025 (fold_builtin_strrchr): Likewise.
11026 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
11027 * gimple-fold.c (target_char_cst_p): New function.
11028 (gimple_fold_builtin_strchr) Add more foldings.
11029 (gimple_fold_builtin): Add index, strrchr, rindex cases.
11031 2016-10-05 Richard Biener <rguenther@suse.de>
11033 PR middle-end/77863
11034 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
11035 capture ids in c-exprs.
11037 2016-10-05 Richard Biener <rguenther@suse.de>
11039 PR middle-end/77826
11040 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
11041 with types_match for GIMPLE code gen to handle type mismatched
11042 constants properly.
11043 (dt_operand::gen): Adjust.
11044 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
11047 2016-10-05 Richard Biener <rguenther@suse.de>
11049 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
11051 2016-10-05 Richard Biener <rguenther@suse.de>
11053 PR middle-end/77842
11054 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
11056 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
11058 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
11059 version check to protect only DW_TAG_imported_module generation.
11061 2016-10-05 Richard Biener <rguenther@suse.de>
11063 PR middle-end/55152
11064 * match.pd (min(a,-a) -> -abs(a)): New pattern.
11066 2016-10-04 Ian Lance Taylor <iant@golang.org>
11068 * explow.c (allocate_dynamic_stack_space): Call
11069 do_pending_stack_adjust before handling flag_split_stack.
11071 2016-10-04 David Malcolm <dmalcolm@redhat.com>
11073 * genattrtab.c (make_internal_attr): Supply dummy column number to
11074 file_location ctor.
11076 * genoutput.c (init_insn_for_nothing): Likewise.
11077 * gensupport.c (add_define_attr): Likewise.
11078 * read-md.c (message_at_1): Print column number.
11079 (fatal_with_file_and_line): Likewise.
11080 (rtx_reader::read_char): Track column numbers.
11081 (rtx_reader::unread_char): Likewise.
11082 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
11083 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
11084 (rtx_reader::handle_file): Initialize m_read_md_colno.
11085 (rtx_reader::get_current_location): Supply column number to
11086 file_location ctor.
11087 * read-md.h (struct file_location): Add field "colno".
11088 (file_location::file_location): Likewise.
11089 (rtx_reader::get_colno): New accessor.
11090 (rtx_reader::m_read_md_colno): New field.
11091 (rtx_reader::m_last_line_colno): New field.
11093 2016-10-04 Jakub Jelinek <jakub@redhat.com>
11095 * doc/extend.texi (Java Exceptions): Remove.
11096 (java_interface): Remove.
11098 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
11100 PR tree-optimization/77808
11101 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
11102 and addr are different before copying points-to information.
11104 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
11106 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
11107 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
11108 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
11109 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
11111 2016-10-04 Richard Biener <rguenther@suse.de>
11113 PR tree-optimization/77399
11114 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
11115 verify the target can convert.
11117 2016-10-04 Richard Biener <rguenther@suse.de>
11119 PR middle-end/77833
11120 * explow.c (plus_constant): Verify the mode of the constant
11121 pool offset before calling plus_constant.
11123 2016-10-04 Richard Biener <rguenther@suse.de>
11125 PR middle-end/77407
11126 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
11127 type support, mark with :C.
11128 (X / -X -> -1): Mark with :C.
11130 2016-10-04 Jakub Jelinek <jakub@redhat.com>
11132 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
11133 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
11134 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
11135 * doc/tm.texi: Regenerated.
11136 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
11137 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
11138 * config/darwin.h (JCR_SECTION_NAME): Remove.
11139 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
11140 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
11141 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
11142 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
11143 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
11144 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
11146 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11148 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
11149 between "because" and "param" in dump message in call to fprintf.
11151 2016-10-03 Jeff Law <law@redhat.com>
11153 PR tree-optimization/71550
11154 PR tree-optimization/71403
11155 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
11156 (profitable_jump_thread_path): Also return boolean indicating if
11157 the realized path will create an irreducible loop.
11158 Remove loop depth tests from 71403.
11159 (fsm_find_control_statement_thread_paths): Remove loop depth tests
11160 from 71403. If threading will create an irreducible loop, then
11161 throw away loop iteration and related information.
11163 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
11165 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
11166 -Woverloaded-virtual checks for warning options.
11167 * configure: Regenerate.
11169 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
11171 PR preprocessor/77699
11172 * input.c (maybe_grow): Don't allocate one byte extra headroom.
11173 (get_next_line): Return false on error.
11174 (read_next_line): Removed, use get_next_line instead.
11175 (read_line_num): Don't copy the line.
11176 (location_get_source_line): Don't use static data.
11177 (selftest::test_reading_source_line): Add more test cases.
11179 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11182 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11184 * ifcvt.c (noce_try_avoid_const_materialization): New function.
11185 (noce_process_if_block): Use it.
11187 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
11189 * doc/invoke.texi: Update -Wint-in-bool-context.
11191 2016-10-02 Jakub Jelinek <jakub@redhat.com>
11193 * dwarf2out.c (output_fde, output_call_frame_info,
11194 dwarf2out_do_cfi_startproc, set_indirect_string,
11195 gen_internal_sym, output_die, output_line_info): Use
11196 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
11197 ASM_GENERATE_INTERNAL_LABEL output.
11199 2016-10-01 Richard Biener <rguenther@suse.de>
11201 PR middle-end/77798
11202 * genmatch.c (get_operand_type): Add operand position arg
11203 and handle COND_EXPR comparison operand with fixed boolean_type_node.
11204 (expr::gen_transform): Adjust.
11205 (dt_simplify::gen_1): Likewise.
11207 2016-10-01 Jakub Jelinek <jakub@redhat.com>
11209 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
11210 comments. Simplify asserts, remove unnecessary conditions.
11212 (*<code><mode>3): Likewise.
11214 2016-09-30 Jakub Jelinek <jakub@redhat.com>
11216 * doc/invoke.texi (-Wregister): Document.
11218 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
11220 * configure.ac: Split CHECKING_P into CHECKING_P and
11221 ENABLE_EXTRA_CHECKING.
11222 * configure: Regenerated.
11223 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
11224 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
11226 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
11229 * gcc.c (process_command): For @filename handling, output
11230 the correct name if the file does not exist.
11232 2016-09-30 Marek Polacek <polacek@redhat.com>
11234 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
11235 * config/alpha/predicates.md: Likewise.
11237 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11239 * ifcvt.c (noce_try_avoid_const_materialization): New function.
11240 (noce_process_if_block): Use it.
11242 2016-09-30 Martin Liska <mliska@suse.cz>
11244 * doc/invoke.texi: Document asan-use-after-return that
11245 it's disabled by default in runtime.
11247 2016-09-30 Richard Biener <rguenther@suse.de>
11249 * tree-vrp.c (intersect_ranges): If we failed to handle
11250 the intersection choose a constant singleton range if available.
11252 2016-09-30 Richard Biener <rguenther@suse.de>
11254 PR tree-optimization/77399
11255 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
11256 float <-> int conversions.
11258 2016-09-30 Alan Modra <amodra@gmail.com>
11260 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
11262 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
11264 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
11265 ext_level before calling CPUID with 0x80000008.
11266 Simplify xgetbv checks.
11268 2016-09-29 David Malcolm <dmalcolm@redhat.com>
11270 * Makefile.in (OBJS): Add print-rtl-function.o.
11271 * print-rtl-function.c: New file.
11272 * print-rtl.h (print_rtx_function): New decl.
11274 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
11277 * config/i386/cpuid.h (__get_cpuid_count): New.
11278 (__get_cpuid): Rename __level to __leaf.
11280 2016-09-29 Marek Polacek <polacek@redhat.com>
11282 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
11284 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
11287 * builtins.c (expand_builtin_memcmp): Don't swap args unless
11288 result is only being compared with zero.
11290 2016-09-29 Marek Polacek <polacek@redhat.com>
11292 * dwarf2out.c (loc_descriptor): Add fall through comment.
11293 (add_const_value_attribute): Likewise.
11295 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
11297 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
11298 with "v6t2". Move "arch" attribute above "pool_range".
11299 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
11301 (*thumb2_movhi_vfp): Likewise.
11302 (*arm_movhi_fp16): Likewise.
11303 (*thumb2_movhi_fp16): Likewise.
11304 (*arm_movsi_vfp): Remove "arch" attribute.
11305 (*thumb2_movsi_vfp): Likewise.
11307 2016-09-29 Martin Liska <mliska@suse.cz>
11309 * doc/extend.texi: Remove limitation of Objective C for
11310 __attribute__((constructor)) and __attribute__((destructor)).
11312 2016-09-29 Richard Biener <rguenther@suse.de>
11314 PR tree-optimization/77768
11315 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11316 Handle stores to readonly memory when removing redundant stores.
11318 2016-09-29 Richard Biener <rguenther@suse.de>
11320 PR middle-end/77407
11321 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
11322 X / -X -> -1 simplifications.
11324 2016-09-29 Richard Biener <rguenther@suse.de>
11326 PR middle-end/55152
11327 * match.pd: Add max(a,-a) -> abs(a) pattern.
11328 * tree-ssa-phiopt.c (minmax_replacement): Disable for
11329 HONOR_SIGNED_ZEROS types.
11331 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
11333 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
11334 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
11336 2016-09-29 Richard Biener <rguenther@suse.de>
11338 * tree-vrp.c (set_defs_to_varying): New helper avoiding
11339 writing to vr_const_varying.
11340 (vrp_initialize): Call it.
11341 (vrp_visit_stmt): Likewise.
11342 (evrp_dom_walker::before_dom_children): Likewise.
11344 2016-09-29 Richard Biener <rguenther@suse.de>
11346 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
11347 constructors with vector elements.
11349 2016-09-29 Richard Biener <rguenther@suse.de>
11351 PR tree-optimization/77768
11352 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
11353 with stores to a place we know has a constant value.
11355 2016-09-29 Alan Modra <amodra@gmail.com>
11357 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
11358 * doc/invoke.texi: Document it.
11359 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
11360 (rs6000_passes_float): Comment.
11361 (rs6000_passes_long_double): New static var.
11362 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
11363 (init_cumulative_args): Set up to emit fp .gnu_attribute for
11364 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
11365 to include fp values returned in vectors.
11366 Set rs6000_passes_long_double.
11367 (rs6000_function_arg_advance_1): Likewise for function args.
11368 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
11369 and SPE. Emit long double tag value too.
11370 (rs6000_opt_vars): Add gnu-attr.
11371 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
11372 * configure: Regenerate.
11373 * config.in: Regenerate.
11375 2016-09-28 Jakub Jelinek <jakub@redhat.com>
11377 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
11379 (format_floating, format_string, format_directive,
11380 get_destination_size, pass_sprintf_length::handle_gimple_call):
11383 2016-09-28 Jakub Jelinek <jakub@redhat.com>
11385 * gimple-ssa-sprintf.c: Fix comment formatting.
11386 (format_integer): Use is_gimple_assign.
11387 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
11388 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
11389 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
11390 (pass_sprintf_length::execute): Use is_gimple_call.
11392 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
11394 * gimple-fold.c (gimple_fold_builtin): After failing to fold
11395 strchr, also try the generic folding.
11397 2016-09-28 Martin Sebor <msebor@redhat.com>
11400 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
11403 2016-09-28 Martin Sebor <msebor@redhat.com>
11405 PR middle-end/77683
11406 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
11407 length modifier is not expected.
11408 (format_floating): Ignore l length modifier and fail gracefuly
11409 when it isn't one of the other expected ones.
11411 2016-09-28 Martin Sebor <msebor@redhat.com>
11414 * varasm.c (assemble_addr_to_section): Increase local buffer size.
11416 2016-09-27 Richard Biener <rguenther@suse.de>
11418 * dwarf2out.c (cu_die_list): New global.
11419 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
11420 main_comp_unit_die to cu_die_list if we created it.
11421 Move break_out_includes ...
11422 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
11425 2016-09-28 Richard Biener <rguenther@suse.de>
11427 * dwarf2out.c (struct die_struct): Add removed flag.
11428 (lookup_type_die): If the DIE is marked as removed, clear
11429 TYPE_SYMTAB_DIE and return NULL.
11430 (lookup_decl_die): If the DIE is marked as removed, remove it
11431 from the hash and return NULL.
11432 (mark_removed): New helper.
11433 (prune_unused_types_prune): Call it for removed DIEs.
11434 (gen_subprogram_die): Move the premark_used_types call to after
11435 DIEs for the functions scopes are generated.
11436 (process_scope_var): Do not re-create pruned types or type decls.
11437 Make sure to also re-parent type decls.
11438 (dwarf2out_finish): Move unused type pruning and debug_types
11440 (dwarf2out_early_finish): ... here.
11442 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
11444 * config/arc/arc-c.c: New file.
11445 * config/arc/arc-c.def: Likewise.
11446 * config/arc/t-arc: Likewise.
11447 * config.gcc: Include arc-c.o as c and cpp object.
11448 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
11449 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
11450 arc_cpu_cpp_builtins.
11452 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
11454 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
11455 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
11457 2016-09-28 Nathan Sidwell <nathan@acm.org>
11459 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
11462 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
11464 PR tree-optimization/61056
11465 * gimple-fold.c (gimple_fold_builtin_strchr):
11466 New function to optimize strchr (s, 0) to strlen.
11467 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
11469 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
11471 PR tree-optimization/77724
11472 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
11473 Add tree_fits_shwi_p check.
11475 2016-09-27 Jakub Jelinek <jakub@redhat.com>
11477 * auto-inc-dec.c (try_merge): Remove break after return.
11478 * cselib.c (autoinc_split): Likewise.
11479 * explow.c (promote_mode): Likewise.
11480 * fixed-value.c (fixed_arithmetic): Likewise.
11481 * hsa.c (hsa_internal_fn::get_arity): Likewise.
11482 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
11483 * trans-mem.c (get_attrs_for): Likewise.
11484 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
11485 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
11486 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
11487 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
11488 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
11489 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
11490 * config/cris/cris.c (cris_op_str): Likewise.
11491 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
11492 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
11494 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
11496 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
11497 IFN_GOACC_REDUCTION_CODES): New.
11498 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
11499 ifn_goacc_reduction_kind): Use them.
11500 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
11501 of internal functions, when applicable.
11503 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
11505 * config/mips/constraints.md (d): Fix documentation.
11506 * doc/md.texi (Machine Constraints): Update accordingly.
11508 2016-09-27 Richard Biener <rguenther@suse.de>
11510 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
11511 cur_line_info_table initialization ...
11512 (dwarf2out_assembly_start): ... here.
11514 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
11516 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
11517 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
11518 (*thumb2_movhi_vfp): Likewise.
11519 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
11520 template. Expand predicable attribute to mark VMOV.F16 as not
11521 predicable. Add "arch" attribute.
11522 (*thumb2_movhi_fp16): Likewise.
11523 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
11524 (*thumb2_movsi_vfp): Add "arch" attribute.
11526 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
11528 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
11531 2016-09-27 Marek Polacek <polacek@redhat.com>
11533 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
11536 * config/c6x/c6x.h: Adjust fall through comment.
11537 * config/sh/sh.c (final_prescan_insn): Likewise.
11538 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
11539 (visium_expand_fp_cstore): Likewise.
11541 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11543 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
11544 expected by -Wimplicit-fallthrough.
11545 (thumb1_size_rtx_costs): Likewise.
11546 (thumb2_reorg): Likewise.
11547 (tls_mentioned_p): Add "Fall through" comment.
11548 (thumb2_reorg): Likewise.
11549 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
11550 comment form expected by -Wimplicit-fallthrough.
11552 2016-09-27 Martin Liska <mliska@suse.cz>
11554 PR gcov-profile/46266
11555 * input.h (RESERVED_LOCATION_P): New macro.
11556 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
11557 instread of comparison with UNKNOWN_LOCATION.
11559 2016-09-27 Richard Biener <rguenther@suse.de>
11561 PR tree-optimization/77745
11562 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
11563 When removing redundant stores make sure to check compatibility
11564 of the TBAA state for downstream accesses.
11565 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
11566 value-numbering virtual operands for store matches.
11568 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
11571 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
11572 movrt patterns. Match them before anything else in the SET case.
11574 2016-09-27 Martin Liska <mliska@suse.cz>
11576 PR gcov-profile/7970
11577 PR gcov-profile/16855
11578 PR gcov-profile/44779
11579 * coverage.c (build_gcov_exit_decl): New function.
11580 (coverage_obj_init): Call the function and generate __gcov_exit
11582 * doc/gcov.texi: Document when __gcov_exit function is called.
11584 2016-09-27 Marek Polacek <polacek@redhat.com>
11587 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
11588 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
11589 -Wno-error instead of -Wno-implicit-fallthrough.
11591 2016-09-27 Martin Liska <mliska@suse.cz>
11594 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
11596 2016-09-27 Jakub Jelinek <jakub@redhat.com>
11598 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
11599 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
11600 comments. Remove break after return.
11601 (ix86_fp_compare_code_to_integer, has_dispatch,
11602 ix86_simd_clone_usable): Remove break after return.
11604 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
11606 PR rlt-optimization/77714
11607 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
11610 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
11613 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
11614 extract_range_from_unary_expr to convert value_range.
11615 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
11616 (extract_range_from_unary_expr): This.
11617 * tree-vrp.h (extract_range_from_unary_expr): Declare.
11619 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
11621 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
11623 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
11625 * config/i386/i386.c (ix86_print_operand)
11626 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
11627 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
11628 (epilogue_renumber): Likewise.
11630 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
11632 PR middle-end/77719
11633 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
11634 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
11636 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
11638 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
11639 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
11640 is_mm_seq_cst, is_mm_sync): Move to ...
11641 * memmodel.h: This. New file.
11642 * builtins.c: Include memmodel.h.
11643 * optabs.c: Likewise.
11644 * tsan.c: Likewise.
11645 * config/aarch64/aarch64.c: Likewise.
11646 * config/alpha/alpha.c: Likewise.
11647 * config/arm/arm.c: Likewise.
11648 * config/i386/i386.c: Likewise.
11649 * config/ia64/ia64.c: Likewise.
11650 * config/mips/mips.c: Likewise.
11651 * config/rs6000/rs6000.c: Likewise.
11652 * config/sparc/sparc.c: Likewise.
11653 * genconditions.c: Include memmodel.h in generated file.
11654 * genemit.c: Likewise.
11655 * genoutput.c: Likewise.
11656 * genpeep.c: Likewise.
11657 * genpreds.c: Likewise.
11658 * genrecog.c: Likewise.
11660 2016-09-26 David Malcolm <dmalcolm@redhat.com>
11662 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
11663 "c" instead when parsing characters. Move operand parsing into...
11664 (read_rtx_operand): ...this new function, renaming "i" to "idx",
11665 and tightening the scope of various locals.
11667 2016-09-26 Liu Hao <lh_mouse@126.com>
11669 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
11671 2016-09-26 Marek Polacek <polacek@redhat.com>
11673 * system.h: Use __has_attribute to check whether the fallthrough
11674 attribute is supported.
11676 2016-09-26 Marek Polacek <polacek@redhat.com>
11678 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
11679 gimple_call_internal_p.
11680 * ipa-split.c (find_return_bb): Likewise.
11681 (execute_split_functions): Likewise.
11682 * omp-low.c (dump_oacc_loop_part): Likewise.
11683 (oacc_loop_xform_head_tail): Likewise.
11684 * predict.c (predict_loops): Likewise.
11685 * sanopt.c (pass_sanopt::execute): Likewise.
11686 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
11687 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
11688 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
11689 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
11690 (expand_ifn_va_arg): Likewise.
11691 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
11692 (optimize_mask_stores): Likewise.
11693 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
11694 (vect_transform_stmt): Likewise.
11695 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
11696 * tsan.c (instrument_memory_accesses): Likewise.
11698 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
11699 Alexander Monakov <amonakov@ispras.ru>
11701 * regrename.c (rename_chains): Check
11702 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
11703 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
11704 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
11706 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11708 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
11709 (s390_sched_score): Likewise.
11711 2016-09-26 Martin Liska <mliska@suse.cz>
11713 * doc/gcov.texi: Update program output of gcov tool.
11715 2016-09-26 Martin Liska <mliska@suse.cz>
11717 PR gcov-profile/23332
11718 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
11719 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
11720 * value-prof.c (dump_histogram_value): Do not handle
11721 HIST_TYPE_CONST_DELTA.
11722 (stream_in_histogram_value): Likewise.
11723 (gimple_find_values_to_profile): Likewise.
11724 * value-prof.h (enum hist_type): Likewise.
11726 2016-09-26 Martin Liska <mliska@suse.cz>
11728 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
11729 from default sanitize recover values.
11730 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
11731 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
11732 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
11734 * opts.c (finish_options): Do a generic loop over options
11735 that can be recovered.
11736 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
11738 (common_handle_option): Likewise.
11739 * opts.h: Declare can_recover to sanitizer_opts_s.
11741 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
11743 * target.def(elf_flags_numeric): Change documentation to present tense.
11744 * doc/tm.texi: Regenerate.
11746 2016-09-26 Marek Polacek <polacek@redhat.com>
11749 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
11750 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
11751 -Wno-switch-fallthrough.
11752 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
11753 (expand_builtin): Likewise.
11754 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
11755 * convert.c (convert_to_real_1): Likewise.
11756 (convert_to_integer_1): Likewise.
11757 * final.c (output_alternate_entry_point): Likewise.
11758 * genattrtab.c (make_canonical): Likewise.
11759 (write_test_expr): Likewise.
11760 * genpreds.c (validate_exp): Likewise.
11761 * gimple-ssa-strength-reduction.c
11762 (find_candidates_dom_walker::before_dom_children): Likewise.
11763 * godump.c (go_format_type): Likewise.
11764 * reload1.c (elimination_effects): Likewise.
11765 * resource.c (mark_referenced_resources): Likewise.
11766 (mark_set_resources): Likewise.
11767 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
11768 * varasm.c (output_addressed_constants): Likewise.
11770 2016-09-26 Marek Polacek <polacek@redhat.com>
11773 * common.opt (Wimplicit-fallthrough): New option.
11774 * doc/extend.texi: Document statement attributes and the fallthrough
11776 * doc/invoke.texi: Document -Wimplicit-fallthrough.
11777 * gimple.h (gimple_call_internal_p): New function.
11778 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
11779 (struct label_entry): New struct.
11780 (find_label_entry): New function.
11781 (case_label_p): New function.
11782 (collect_fallthrough_labels): New function.
11783 (last_stmt_in_scope): New function.
11784 (should_warn_for_implicit_fallthrough): New function.
11785 (warn_implicit_fallthrough_r): New function.
11786 (maybe_warn_implicit_fallthrough): New function.
11787 (expand_FALLTHROUGH_r): New function.
11788 (expand_FALLTHROUGH): New function.
11789 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
11790 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
11791 (gimplify_label_expr): New function.
11792 (gimplify_case_label_expr): Set location.
11793 (gimplify_expr): Call gimplify_label_expr.
11794 * internal-fn.c (expand_FALLTHROUGH): New function.
11795 * internal-fn.def (FALLTHROUGH): New internal function.
11796 * langhooks.c (lang_GNU_OBJC): New function.
11797 * langhooks.h (lang_GNU_OBJC): Declare.
11798 * system.h (gcc_fallthrough): Define.
11799 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
11800 * tree.h (FALLTHROUGH_LABEL_P): Define.
11802 2016-09-26 Richard Biener <rguenther@suse.de>
11804 * dwarf2out.c (stripattributes): Remove unused function.
11805 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
11806 Push dwarf_split_debug_info handling into init_sections_and_labels.
11807 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
11808 (DEBUG_MACRO_SECTION_FLAGS): Remove.
11809 (debug_macinfo_section_name): New global.
11810 (output_macinfo): Use debug_macinfo_section_name.
11811 (init_sections_and_labels): Split out section and label generation
11812 from dwarf2out_init. Set debug_macinfo_section_name.
11813 (dwarf2out_init): Move text section label generation and emission
11815 (dwarf2out_assembly_start): ... here.
11816 (dwarf2out_finish): Call init_sections_and_labels before DWARF
11819 2016-09-26 Richard Biener <rguenther@suse.de>
11822 * cgraphunit.c (analyze_functions): Before early removing
11823 global vars calls the late_global_decl debug handler mark
11824 the variable as readonly.
11826 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
11829 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
11830 (sh_rtx_costs): Handle SET of movt and movrt patterns.
11831 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
11832 declare new overloads.
11833 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
11836 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
11838 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
11839 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
11841 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
11843 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
11844 * configure: Regenerate.
11846 2016-09-24 Marek Polacek <polacek@redhat.com>
11849 * doc/invoke.texi: Document -Wbool-operation.
11851 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
11853 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
11854 * config/rs6000/rs6000.c (expand_block_compare): New function used by
11855 cmpmemsi pattern to do builtin expansion of memcmp ().
11856 (compute_current_alignment): Add helper function for
11857 expand_block_compare used to compute alignment as the compare proceeds.
11858 (select_block_compare_mode): Used by expand_block_compare to select
11859 the mode used for reading the next chunk of bytes in the compare.
11860 (do_load_for_compare): Used by expand_block_compare to emit the load
11861 insns for the compare.
11862 (rs6000_emit_dot_insn): Moved this function to avoid a forward
11863 reference from expand_block_compare ().
11864 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
11865 prototype for this function.
11866 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
11867 target option for controlling how much code inline expansion of
11868 memcmp() will be allowed to generate.
11870 2016-09-23 Jakub Jelinek <jakub@redhat.com>
11872 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
11873 hook_bool_mode_false, hook_bool_mode_true,
11874 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
11875 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
11876 hook_bool_const_rtx_insn_const_rtx_insn_true,
11877 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
11878 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
11879 hook_bool_const_tree_hwi_hwi_const_tree_false,
11880 hook_bool_const_tree_hwi_hwi_const_tree_true,
11881 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
11882 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
11883 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
11884 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
11885 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
11886 hook_bool_const_tree_true, hook_bool_tree_tree_false,
11887 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
11888 hook_bool_rtx_insn_true, hook_bool_rtx_false,
11889 hook_bool_uintp_uintp_false,
11890 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
11891 hook_rtx_tree_int_null, hook_uint_mode_0,
11892 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
11893 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
11894 hook_constcharptr_const_rtx_insn_null,
11895 hook_constcharptr_const_tree_const_tree_null,
11896 hook_constcharptr_int_const_tree_null,
11897 hook_constcharptr_int_const_tree_const_tree_null,
11898 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
11899 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
11900 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
11902 * vec.h (vNULL): Extend comment to say = vNULL initialization
11903 isn't needed for static vars.
11905 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
11906 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
11907 = vNULL initialization of file scope vec.
11908 * passes.c (pass_tab, enabled_pass_uid_range_tab,
11909 disabled_pass_uid_range_tab): Likewise.
11910 * haifa-sched.c (sched_luids, h_i_d): Likewise.
11911 * tree-chkp-opt.c (check_infos): Likewise.
11912 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
11914 * vec.h (vnull::operator vec): Add constexpr keyword for
11917 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
11919 PR tree-optimization/77654
11920 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
11921 to duplicate_ssa_name_ptr_info.
11923 2016-09-23 David Malcolm <dmalcolm@redhat.com>
11925 PR preprocessor/77672
11926 * input.c (selftest::test_lexer_string_locations_simple): Update
11927 test to expect location information of the terminator character
11928 at the location of the final closing quote.
11929 (selftest::test_lexer_string_locations_hex): Likewise.
11930 (selftest::test_lexer_string_locations_oct): Likewise.
11931 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
11932 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
11933 (selftest::test_lexer_string_locations_ucn4): Likewise.
11934 (selftest::test_lexer_string_locations_ucn8): Likewise.
11935 (selftest::test_lexer_string_locations_u8): Likewise.
11936 (selftest::test_lexer_string_locations_utf8_source): Likewise.
11937 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
11938 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
11939 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
11940 (selftest::test_lexer_string_locations_macro): Likewise.
11941 (selftest::test_lexer_string_locations_long_line): Likewise.
11943 2016-09-23 Richard Biener <rguenther@suse.de>
11945 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
11946 virtual definition to virtual use if the call devirtualizes
11947 to a const or pure function.
11948 (visit_use): Also visit calls we can devirtualize to a
11949 const or pure function.
11951 2016-09-23 Richard Biener <rguenther@suse.de>
11953 PR tree-optimization/77697
11954 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
11955 signal error if we have sth ternary or unhandled.
11957 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
11959 * config/arm/arm_neon.h (vabd_f16): New.
11993 (vcvt_f16_s16): New.
11994 (vcvt_f16_u16): New.
11995 (vcvt_s16_f16): New.
11996 (vcvt_u16_f16): New.
11997 (vcvtq_f16_s16): New.
11998 (vcvtq_f16_u16): New.
11999 (vcvtq_s16_f16): New.
12000 (vcvtq_u16_f16): New.
12001 (vcvta_s16_f16): New.
12002 (vcvta_u16_f16): New.
12003 (vcvtaq_s16_f16): New.
12004 (vcvtaq_u16_f16): New.
12005 (vcvtm_s16_f16): New.
12006 (vcvtm_u16_f16): New.
12007 (vcvtmq_s16_f16): New.
12008 (vcvtmq_u16_f16): New.
12009 (vcvtn_s16_f16): New.
12010 (vcvtn_u16_f16): New.
12011 (vcvtnq_s16_f16): New.
12012 (vcvtnq_u16_f16): New.
12013 (vcvtp_s16_f16): New.
12014 (vcvtp_u16_f16): New.
12015 (vcvtpq_s16_f16): New.
12016 (vcvtpq_u16_f16): New.
12017 (vcvt_n_f16_s16): New.
12018 (vcvt_n_f16_u16): New.
12019 (vcvtq_n_f16_s16): New.
12020 (vcvtq_n_f16_u16): New.
12021 (vcvt_n_s16_f16): New.
12022 (vcvt_n_u16_f16): New.
12023 (vcvtq_n_s16_f16): New.
12024 (vcvtq_n_u16_f16): New.
12032 (vmaxnmq_f16): New.
12036 (vminnmq_f16): New.
12038 (vmul_lane_f16): New.
12041 (vmulq_lane_f16): New.
12042 (vmulq_n_f16): New.
12049 (vrecpeq_f16): New.
12062 (vrsqrte_f16): New.
12063 (vrsqrteq_f16): New.
12065 (vrecpsq_f16): New.
12066 (vrsqrts_f16): New.
12067 (vrsqrtsq_f16): New.
12071 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12073 * config.gcc (extra_headers): Add arm_fp16.h
12074 * config/arm/arm_fp16.h: New.
12075 * config/arm/arm_neon.h: Include "arm_fp16.h".
12077 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12079 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
12081 (vmulf): New (v8hf, v4hf variants).
12082 (vfma): New (v8hf, v4hf variants).
12083 (vfms): New (v8hf, v4hf variants).
12084 (vsub): New (v8hf, v4hf variants).
12085 (vcage): New (v8hf, v4hf variants).
12086 (vcagt): New (v8hf, v4hf variants).
12087 (vcale): New (v8hf, v4hf variants).
12088 (vcalt): New (v8hf, v4hf variants).
12089 (vceq): New (v8hf, v4hf variants).
12090 (vcgt): New (v8hf, v4hf variants).
12091 (vcge): New (v8hf, v4hf variants).
12092 (vcle): New (v8hf, v4hf variants).
12093 (vclt): New (v8hf, v4hf variants).
12094 (vceqz): New (v8hf, v4hf variants).
12095 (vcgez): New (v8hf, v4hf variants).
12096 (vcgtz): New (v8hf, v4hf variants).
12097 (vcltz): New (v8hf, v4hf variants).
12098 (vclez): New (v8hf, v4hf variants).
12099 (vabd): New (v8hf, v4hf variants).
12100 (vmaxf): New (v8hf, v4hf variants).
12101 (vmaxnm): New (v8hf, v4hf variants).
12102 (vminf): New (v8hf, v4hf variants).
12103 (vminnm): New (v8hf, v4hf variants).
12104 (vpmaxf): New (v4hf variant).
12105 (vpminf): New (v4hf variant).
12106 (vpadd): New (v4hf variant).
12107 (vrecps): New (v8hf, v4hf variants).
12108 (vrsqrts): New (v8hf, v4hf variants).
12109 (vabs): New (v8hf, v4hf variants).
12110 (vneg): New (v8hf, v4hf variants).
12111 (vrecpe): New (v8hf, v4hf variants).
12112 (vrnd): New (v8hf, v4hf variants).
12113 (vrnda): New (v8hf, v4hf variants).
12114 (vrndm): New (v8hf, v4hf variants).
12115 (vrndn): New (v8hf, v4hf variants).
12116 (vrndp): New (v8hf, v4hf variants).
12117 (vrndx): New (v8hf, v4hf variants).
12118 (vrsqrte): New (v8hf, v4hf variants).
12119 (vmul_lane): Add v4hf and v8hf variants.
12120 (vmul_n): Add v4hf and v8hf variants.
12121 (vext): New (v8hf, v4hf variants).
12122 (vcvts): New (v8hi, v4hi variants).
12123 (vcvts): New (v8hf, v4hf variants).
12124 (vcvtu): New (v8hi, v4hi variants).
12125 (vcvtu): New (v8hf, v4hf variants).
12126 (vcvts_n): New (v8hf, v4hf variants).
12127 (vcvtu_n): New (v8hi, v4hi variants).
12128 (vcvts_n): New (v8hi, v4hi variants).
12129 (vcvtu_n): New (v8hf, v4hf variants).
12130 (vbsl): New (v8hf, v4hf variants).
12131 (vcvtas): New (v8hf, v4hf variants).
12132 (vcvtau): New (v8hf, v4hf variants).
12133 (vcvtms): New (v8hf, v4hf variants).
12134 (vcvtmu): New (v8hf, v4hf variants).
12135 (vcvtns): New (v8hf, v4hf variants).
12136 (vcvtnu): New (v8hf, v4hf variants).
12137 (vcvtps): New (v8hf, v4hf variants).
12138 (vcvtpu): New (v8hf, v4hf variants).
12140 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12142 * config/arm/arm-builtins.c (hf_UP): New.
12144 (vfp_builtin_data): New. Update comment.
12145 (enum arm_builtins): Include "arm_vfp_builtins.def".
12146 (ARM_BUILTIN_VFP_PATTERN_START): New.
12147 (arm_init_vfp_builtins): New.
12148 (arm_init_builtins): Add arm_init_vfp_builtins.
12149 (arm_expand_vfp_builtin): New.
12150 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
12152 * config/arm/arm_vfp_builtins.def: New file.
12153 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
12154 (arm-builtins.o): Likewise.
12156 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
12159 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
12160 from constant while creating value range.
12162 2016-09-23 Renlin Li <renlin.li@arm.com>
12164 * ira.c (ira): Move ira_use_lra_p initialization code to ...
12165 (ira_init_once): Here.
12167 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
12168 Jakub Jelinek <jakub@redhat.com>
12170 * hooks.h (hook_uint_uintp_false): Rename to...
12171 (hook_bool_uint_uintp_false): ... this.
12172 * hooks.c (hook_uint_uintp_false): Rename to...
12173 (hook_bool_uint_uintp_false): ... this.
12174 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
12175 instead of hook_uint_uintp_false.
12177 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12179 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
12180 (arm_init_builtins): Move body of a loop to the standalone
12181 function arm_init_neon_builtin.
12182 (arm_expand_neon_builtin_1): New. Update comment. Function body
12183 moved from arm_neon_builtin with some white-space fixes.
12184 (arm_expand_neon_builtin): Move code into the standalone function
12185 arm_expand_neon_builtin_1.
12187 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12189 * config/arm/iterators.md (VCVTHI): New.
12190 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
12191 (NEON_VAGLTE): New.
12192 (VFM_LANE_AS): New.
12194 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
12195 (V_HALF): Add V4HF. Fix white-space.
12196 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
12197 (V_s_elem): Likewise.
12198 (V_sz_elem): Fix white-space.
12199 (V_elem_ch): Likewise.
12201 (scalar_mul_constraint): Add V8HF and V4HF.
12202 (Is_float_mode): Fix white-space.
12203 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
12204 (q): Add HF. Fix white-space.
12207 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
12208 (neon_vfm_lane_as): New.
12209 * config/arm/neon.md (add<mode>3_fp16): New.
12210 (sub<mode>3_fp16): New.
12211 (mul<mode>3add<mode>_neon): New.
12212 (fma<VH:mode>4_intrinsic): New.
12213 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
12214 (fmsub<VH:mode>4_intrinsic): New.
12215 (<absneg_str><mode>2): New.
12216 (neon_v<absneg_str><mode>): New.
12217 (neon_v<fp16_rnd_str><mode>): New.
12218 (neon_vrsqrte<mode>): New.
12219 (neon_vpaddv4hf): New.
12220 (neon_vadd<mode>): New.
12221 (neon_vsub<mode>): New.
12222 (neon_vmulf<mode>): New.
12223 (neon_vfma<VH:mode>): New.
12224 (neon_vfms<VH:mode>): New.
12225 (neon_vc<cmp_op><mode>): New.
12226 (neon_vc<cmp_op><mode>_fp16insn): New
12227 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
12228 (neon_vca<cmp_op><mode>): New.
12229 (neon_vca<cmp_op><mode>_fp16insn): New.
12230 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
12231 (neon_vc<cmp_op>z<mode>): New.
12232 (neon_vabd<mode>): New.
12233 (neon_v<maxmin>f<mode>): New.
12234 (neon_vp<maxmin>fv4hf: New.
12235 (neon_<fmaxmin_op><mode>): New.
12236 (neon_vrecps<mode>): New.
12237 (neon_vrsqrts<mode>): New.
12238 (neon_vrecpe<mode>): New (VH variant).
12239 (neon_vdup_lane<mode>_internal): New.
12240 (neon_vdup_lane<mode>): New.
12241 (neon_vcvt<sup><mode>): New (VCVTHI variant).
12242 (neon_vcvt<sup><mode>): New (VH variant).
12243 (neon_vcvt<sup>_n<mode>): New (VH variant).
12244 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
12245 (neon_vcvt<vcvth_op><sup><mode>): New.
12246 (neon_vmul_lane<mode>): New.
12247 (neon_vmul_n<mode>): New.
12248 * config/arm/unspecs.md (UNSPEC_VCALE): New
12249 (UNSPEC_VCALT): New.
12250 (UNSPEC_VFMA_LANE): New.
12251 (UNSPECS_VFMS_LANE): New.
12253 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12255 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
12256 ("*extzv<mode><clobbercc_or_nocc>"):
12257 Correct a typo in a comment.
12259 ("*insv<mode>_zEC12", "*insv<mode>_z10")
12260 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
12261 ("*insv<mode>_zEC12_appendbitsleft")
12262 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
12263 ("*insv<mode>_z10_appendbitsleft"): Ditto.
12264 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
12265 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
12266 Provide pattern with operands switched.
12267 ("*pre_z10_extv<mode>"):
12268 Use new subst patterns.
12269 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
12270 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
12271 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
12272 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
12273 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
12274 ("*<risbg_n>_sidi_ior_and_lshiftrt")
12275 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
12277 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
12278 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
12279 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
12281 ("SINT"): New mode_iterator with SI, HI, QI.
12282 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
12283 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
12286 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12288 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
12289 new interface of s390_contiguous_bitmask_p.
12290 ("contiguous_bitmask_nowrap_operand"): New predicate.
12291 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
12292 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
12293 of s390_contiguous_bitmask_p.
12294 ("NxxDw"): Rename NxxDq constraint to NxxDw.
12295 ("NxxSw"): New constraint.
12296 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
12297 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
12299 (s390_contiguous_bitmask_nowrap_p): Export.
12300 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
12301 former s390_contiguous_bitmask_p.
12302 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
12303 detect contiguous bit ranges with wraparound. Change signature to
12304 return START and END position instead of POS and LENGTH.
12305 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
12306 ranges with wraparound.
12307 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
12308 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
12309 Adapt to new signature of s390_contiguous_bitmask_p.
12311 2016-09-23 Bin Cheng <bin.cheng@arm.com>
12313 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
12314 (create_intersect_range_checks): New.
12315 (vect_create_cond_for_alias_checks): Call above function.
12317 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12319 * config/arm/iterators.md (Code iterators): Fix some white-space
12323 (FCVT): Moved from vfp.md.
12324 (VCVT_HF_US_N): New.
12325 (VCVT_SI_US_N): New.
12330 (FCVTI32typename): Moved from vfp.md.
12331 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
12332 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
12333 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
12334 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
12335 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
12337 (fp16_rnd_str): New.
12338 (fp16_rnd_insn): New.
12339 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
12340 (UNSPEC_VCVT_HF_U_N): New.
12341 (UNSPEC_VCVT_SI_S_N): New.
12342 (UNSPEC_VCVT_SI_U_N): New.
12343 (UNSPEC_VCVTH_S): New.
12344 (UNSPEC_VCVTH_U): New.
12345 (UNSPEC_VCVTA_S): New.
12346 (UNSPEC_VCVTA_U): New.
12347 (UNSPEC_VCVTM_S): New.
12348 (UNSPEC_VCVTM_U): New.
12349 (UNSPEC_VCVTN_S): New.
12350 (UNSPEC_VCVTN_U): New.
12351 (UNSPEC_VCVTP_S): New.
12352 (UNSPEC_VCVTP_U): New.
12353 (UNSPEC_VCVTP_S): New.
12354 (UNSPEC_VCVTP_U): New.
12355 (UNSPEC_VRND): New.
12356 (UNSPEC_VRNDA): New.
12357 (UNSPEC_VRNDI): New.
12358 (UNSPEC_VRNDM): New.
12359 (UNSPEC_VRNDN): New.
12360 (UNSPEC_VRNDP): New.
12361 (UNSPEC_VRNDX): New.
12362 * config/arm/vfp.md (<absneg_str>hf2): New.
12363 (neon_vabshf): New.
12364 (neon_v<fp16_rnd_str>hf): New.
12365 (neon_vrndihf): New.
12370 (*mulsf3neghf_vfp): New.
12371 (*negmulhf3_vfp): New.
12372 (*mulsf3addhf_vfp): New.
12373 (*mulhf3subhf_vfp): New.
12374 (*mulhf3neghfaddhf_vfp): New.
12375 (*mulhf3neghfsubhf_vfp): New.
12377 (neon_vfmahf): New.
12378 (fmsubhf4_fp16): New.
12379 (neon_vfmshf): New.
12382 (neon_vsqrthf): New.
12383 (neon_vrsqrtshf): New.
12384 (FCVT): Move to iterators.md.
12385 (FCVTI32typename): Likewise.
12386 (neon_vcvth<sup>hf): New.
12387 (neon_vcvth<sup>si): New.
12388 (neon_vcvth<sup>_nhf_unspec): New.
12389 (neon_vcvth<sup>_nhf): New.
12390 (neon_vcvth<sup>_nsi_unspec): New.
12391 (neon_vcvth<sup>_nsi): New.
12392 (neon_vcvt<vcvth_op>h<sup>si): New.
12393 (neon_<fmaxmin_op>hf): New.
12395 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
12397 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
12398 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
12399 ("*insv<mode>_zEC12_appendbitsleft")
12400 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
12401 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
12403 2016-09-23 Jakub Jelinek <jakub@redhat.com>
12405 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
12406 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
12407 construct values without normalization.
12408 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
12409 static local lhs_ops to vNULL.
12411 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12412 Jiong Wang <jiong.wang@arm.com>
12414 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
12415 available when FP16 instructions are available.
12416 (output_move_vfp): Add support for 16-bit data moves.
12417 (arm_validize_comparison): Fix some white-space. Support HFmode
12418 by conversion to SFmode.
12419 * config/arm/arm.md (truncdfhf2): Fix a comment.
12420 (extendhfdf2): Likewise.
12422 (movsicc): Fix some white-space.
12424 (movsfcc): Fix some white-space.
12426 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
12427 instructions are available.
12428 (*thumb2_movhi_vfp): Likewise.
12429 (*arm_movhi_fp16): New.
12430 (*thumb2_movhi_fp16): New.
12431 (*movhf_vfp_fp16): New.
12432 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
12433 (*movhf_vfp): Likewise.
12434 (extendhfsf2): Enable when VFP FP16 instructions are available.
12435 (truncsfhf2): Enable when VFP FP16 instructions are available.
12437 2016-09-23 Martin Liska <mliska@suse.cz>
12439 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
12441 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12443 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
12445 (arm_evpc_neon_vtrn): Likewise.
12446 (arm_evpc_neon_vrev): Likewise.
12447 (arm_evpc_neon_vext): Likewise.
12448 * config/arm/arm_neon.h (vbsl_f16): New.
12451 (vdupq_n_f16): New.
12452 (vdup_lane_f16): New.
12453 (vdupq_lane_f16): New.
12457 (vmovq_n_f16): New.
12459 (vrev64q_f16): New.
12466 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
12467 (vdup_lane): New (v8hf, v4hf variants).
12468 (vext): New (v8hf, v4hf variants).
12469 (vbsl): New (v8hf, v4hf variants).
12470 * config/arm/iterators.md (VDQWH): New.
12472 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
12473 (Scalar_mul_8_16): Fix white-space.
12474 (Is_d_reg): Add V4HF and V8HF.
12475 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
12476 (neon_vdup_lane<mode>): New.
12477 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
12478 (*neon_vtrn<mode>_insn): Likewise.
12479 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
12480 (*neon_vzip<mode>_insn): Likewise
12481 (neon_vuzp<mode>_internal): Likewise.
12482 (*neon_vuzp<mode>_insn): Likewise
12483 * config/arm/vec-common.md (vec_perm_const<mode>): New.
12485 2016-09-23 Jiong Wang <jiong.wang@arm.com>
12486 Matthew Wahab <matthew.wahab@arm.com>
12488 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
12489 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
12490 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
12491 available. Also fix some white-space.
12492 * config/arm/vfp.md (*arm_movhi_vfp): New.
12493 (*thumb2_movhi_vfp): New.
12495 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12497 * config/arm/arm-c.c (arm_cpu_builtins): Define
12498 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
12499 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
12501 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12503 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
12504 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
12505 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
12506 arm_v8_2a_fp16_neon_hw.
12507 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
12510 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12512 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
12513 arm_fp16_alternative_ok and arm_fp16_none_ok.
12515 2016-09-23 Martin Liska <mliska@suse.cz>
12517 * ipa-icf.c (sem_variable::merge): Replace adress with address.
12519 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
12521 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
12522 ("armv8.2-a"): New.
12523 ("armv8.2-a+fp16"): New.
12524 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
12525 (FL2_FP16INST): New.
12526 (FL2_FOR_ARCH8_2A): New.
12527 * config/arm/arm-tables.opt: Regenerate.
12528 * config/arm/arm.c (arm_arch8_2): New.
12529 (arm_fp16_inst): New.
12530 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
12531 for incompatible fp16-format settings.
12532 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
12533 (TARGET_NEON_FP16INST): New.
12534 (arm_arch8_2): Declare.
12535 (arm_fp16_inst): Declare.
12536 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
12537 march=armv8.2-a and march=armv8.2-a+fp16.
12538 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
12539 and armv8.2-a+fp16.
12540 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
12541 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
12543 2016-09-23 Martin Liska <mliska@suse.cz>
12545 * doc/extend.texi: Remove fused-madd from i386 target options.
12547 2016-09-23 Martin Liska <mliska@suse.cz>
12549 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
12552 2016-09-23 Martin Liska <mliska@suse.cz>
12554 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
12557 2016-09-23 Martin Liska <mliska@suse.cz>
12560 * config/i386/i386.c (ix86_option_override_internal): Change
12561 signature and return false when there's an error related to
12563 (release_options_strings): New function.
12564 (ix86_valid_target_attribute_tree): Call the function.
12566 2016-09-23 Jakub Jelinek <jakub@redhat.com>
12568 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
12569 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
12570 (gen_hsa_ctor_assignment): Likewise.
12571 * print-tree.c (print_node): Likewise.
12572 * tree-dump.c (dequeue_and_dump): Likewise.
12573 * tree-sra.c (sra_modify_constructor_assign): Likewise.
12574 * expr.c (store_constructor): Likewise.
12575 * fold-const.c (operand_equal_p): Likewise.
12576 * tree-pretty-print.c (dump_generic_node): Likewise.
12577 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
12578 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
12580 2016-09-23 Richard Biener <rguenther@suse.de>
12582 * hooks.h (hook_uint_uintp_false): Declare.
12584 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
12586 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
12587 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
12589 2016-09-22 Martin Sebor <msebor@redhat.com>
12592 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
12593 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
12594 (target_int_min): Correct computation.
12595 (format_integer): Use long long as the argument for the ll length
12597 (format_floating): Use target_int_max().
12598 (get_string_length): Same.
12599 (format_string): Avoid setting the bounded flag for strings
12601 (try_substitute_return_value): Avoid setting range info when
12602 the result isn't bounded.
12603 * varasm.c (assemble_name): Increase buffer size.
12605 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
12606 Terry Guo <terry.guo@arm.com>
12608 * target.def (elf_flags_numeric): New target hook.
12609 * targhooks.h (default_asm_elf_flags_numeric): New.
12610 * varasm.c (default_asm_elf_flags_numeric): New.
12611 (default_elf_asm_named_section): Use new target hook.
12612 * config/arm/arm.opt (mpure-code): New.
12613 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
12614 * config/arm/arm.c (arm_asm_init_sections): Add section
12615 attribute to default text section if -mpure-code.
12616 (arm_option_check_internal): Diagnose use of option with
12617 non supported targets and/or options.
12618 (arm_asm_elf_flags_numeric): New.
12619 (arm_function_section): New.
12620 (arm_elf_section_type_flags): New.
12621 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
12623 * doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
12624 * doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
12626 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
12628 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
12630 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12632 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
12633 * rtl.h: Adjust prototype.
12635 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12637 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
12638 (prev_active_insn): Likewise.
12639 (active_insn_p): Likewise.
12640 * rtl.h: Adjust prototypes.
12641 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
12642 * config/arc/arc.md: Likewise.
12643 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
12644 (branch_needs_nop_p): Likewise.
12645 (use_skip_p): Likewise.
12646 * config/sh/sh.c (gen_block_redirect): Likewise.
12647 (split_branches): Likewise.
12648 * reorg.c (optimize_skip): Likewise.
12649 (fill_simple_delay_slots): Likewise.
12650 (fill_slots_from_thread): Likewise.
12651 (relax_delay_slots): Likewise.
12652 * resource.c (mark_target_live_regs): Likewise.
12654 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12656 * config/cris/cris.c (cris_asm_output_case_end): Change argument
12657 type to rtx_insn *.
12658 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
12659 (prev_nonnote_nondebug_insn): Likewise.
12660 * config/cris/cris-protos.h: Adjust prototype.
12662 * jump.c (rtx_renumbered_equal_p): Adjust.
12664 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12666 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
12667 * rtl.h: Adjust prototype.
12668 * config/sh/sh.md: Adjust.
12669 * dwarf2out.c (add_var_loc_to_decl): Likewise.
12671 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12673 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
12674 (prev_nondebug_insn): Likewise.
12675 * loop-doloop.c (doloop_condition_get): Likewise.
12676 * rtl.h: Adjust prototype.
12677 * cfgloop.h: Likewise.
12679 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12681 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
12682 (prev_nonnote_insn): Likewise.
12683 * jump.c (reversed_comparison_code_parts): Likewise.
12684 (reversed_comparison): Likewise.
12685 * rtl.h: Adjust prototypes.
12686 * config/arc/arc.md: Adjust.
12687 * cse.c (find_comparison_args): Likewise.
12688 * reorg.c (redundant_insn): Change return type to rtx_insn *.
12689 (fix_reg_dead_note): Change argument type to rtx_insn *.
12690 (delete_prior_computation): Likewise.
12691 (delete_computation): Likewise.
12692 (fill_slots_from_thread): Adjust.
12693 (relax_delay_slots): Likewise.
12694 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
12695 (simplify_relational_operation_1): Likewise.
12696 (simplify_ternary_operation): Likewise.
12698 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12700 * config/arc/arc-protos.h (arc_label_align): Change type of
12701 variables from rtx to rtx_insn *.
12702 * config/arc/arc.c (arc_label_align): Likewise.
12703 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
12704 * config/bfin/bfin.c (workaround_speculation): Likewise.
12705 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
12706 (find_last_same_clock): Likewise.
12707 (reorg_split_calls): Likewise.
12708 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
12709 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
12710 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
12711 (same_cmp_following_p): Likewise.
12712 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
12713 (same_cmp_following_p): Likwise.
12714 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
12715 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
12716 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
12717 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
12718 (rl78_alloc_physical_registers_cmp): Likewise.
12719 (rl78_alloc_physical_registers_umul): Likewise.
12720 (rl78_calculate_death_notes): Likewise.
12721 * config/s390/s390-protos.h (s390_label_align): Likewise.
12722 * config/s390/s390.c (s390_label_align): Likewise.
12723 * config/sh/sh.c (barrier_align): Likewise.
12724 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
12725 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
12726 (emit_cbcond_nop): Likewise.
12728 2016-09-22 Martin Liska <mliska@suse.cz>
12731 * ipa-icf.c (sem_variable::merge): Yield merge operation if
12732 alias address matters, not necessarily address of original.
12734 2016-09-22 Richard Biener <rguenther@suse.de>
12736 PR middle-end/77697
12737 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
12740 2016-09-22 Richard Biener <rguenther@suse.de>
12742 PR middle-end/77677
12743 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
12744 from constant folding results.
12745 (gimple_resimplify2): Likewise.
12746 (gimple_resimplify3): Likewise.
12748 2016-09-22 Richard Biener <rguenther@suse.de>
12750 PR middle-end/77678
12751 * expr.c (expand_expr_real_1): Guard array access against negative
12754 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
12756 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
12758 (format_floating): Likewise.
12760 2016-09-22 Jakub Jelinek <jakub@redhat.com>
12763 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
12764 for all IFN_GOMP_SIMD_* internal fns, not just for
12765 IFN_GOMP_SIMD_ORDERED_*.
12767 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
12770 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
12771 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
12772 instructions when you want to invert the test.
12773 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
12774 correct order for XXSEL.
12775 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
12776 for using XSCMP{EQ,GT,GE}DP.
12778 2016-09-21 David Malcolm <dmalcolm@redhat.com>
12780 * genconstants.c (main): Introduce noop_reader and convert call
12781 to read_md_files to a method call.
12782 * genenums.c (main): Likewise.
12783 * genmddeps.c (main): Likewise.
12784 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
12785 rtx_reader_ptr->get_top_level_filename ().
12786 (write_tm_preds_h): Likewise.
12787 (write_insn_preds_c): Likewise.
12788 * gensupport.c (class gen_reader): New subclass of rtx_reader.
12789 (rtx_handle_directive): Convert to...
12790 (gen_reader::handle_unknown_directive): ...this.
12791 (init_rtx_reader_args_cb): Convert return type from bool to
12792 rtx_reader *. Create a gen_reader instance, using it for the
12793 call to read_md_files. Return it if no errors occur.
12794 (init_rtx_reader_args): Convert return type from bool to
12796 * gensupport.h (init_rtx_reader_args_cb): Likewise.
12797 (init_rtx_reader_args_cb): Likewise.
12798 * read-md.c (struct file_name_list): Move to class rtx_reader.
12799 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
12800 (read_md_filename): Delete in favor of
12801 rtx_reader::m_read_md_filename.
12802 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
12803 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
12804 (base_dir): Delete in favor of rtx_reader::m_base_dir.
12805 (first_dir_md_include): Delete in favor of
12806 rtx_reader::m_first_dir_md_include.
12807 (last_dir_md_include_ptr): Delete in favor of
12808 rtx_reader::m_last_dir_md_include_ptr.
12809 (max_include_len): Delete.
12810 (rtx_reader_ptr): New.
12811 (fatal_with_file_and_line): Use get_filename and get_lineno
12812 accessors of rtx_reader_ptr.
12813 (require_char_ws): Likewise.
12814 (rtx_reader::read_char): New method, based on ::read_char.
12815 (rtx_reader::unread_char): New method, based on ::unread_char.
12816 (read_escape): Use get_filename and get_lineno accessors of
12818 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
12819 (read_string): Use get_filename and get_lineno accessors of
12821 (rtx_reader::rtx_reader): New ctor.
12822 (rtx_reader::~rtx_reader): New dtor.
12823 (handle_include): Convert from a function to...
12824 (rtx_reader::handle_include): ...this method, converting
12825 handle_directive from a callback to a virtual function.
12826 (handle_file): Likewise, converting to...
12827 (rtx_reader::handle_file): ...this method.
12828 (handle_toplevel_file): Likewise, converting to...
12829 (rtx_reader::handle_toplevel_file): ...this method.
12830 (rtx_reader::get_current_location): New method.
12831 (parse_include): Convert from a function to...
12832 (rtx_reader::add_include_path): ...this method, dropping redundant
12833 update to unused max_include_len.
12834 (read_md_files): Convert from a function to...
12835 (rtx_reader::read_md_files): ...this method, converting
12836 handle_directive from a callback to a virtual function.
12837 (noop_reader::handle_unknown_directive): New method.
12838 * read-md.h (directive_handler_t): Delete this typedef.
12839 (in_fname): Delete.
12840 (read_md_file): Delete.
12841 (read_md_lineno): Delete.
12842 (read_md_filename): Delete.
12843 (class rtx_reader): New class.
12844 (rtx_reader_ptr): New decl.
12845 (class noop_reader): New subclass of rtx_reader.
12846 (read_char): Reimplement in terms of rtx_reader::read_char.
12847 (unread_char): Reimplement in terms of rtx_reader::unread_char.
12848 (read_md_files): Delete.
12849 * read-rtl.c (read_rtx_code): Update for deletion of globals
12850 read_md_filename and read_md_lineno.
12852 2016-09-21 Jason Merrill <jason@redhat.com>
12854 * input.h (from_macro_definition_at): New.
12856 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
12858 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
12860 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
12862 PR tree-optimization/77550
12863 * tree-vect-stmts.c (create_array_ref): Change parameters.
12864 (get_group_alias_ptr_type): New function.
12865 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
12867 2016-09-21 Marek Polacek <polacek@redhat.com>
12869 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
12870 Add falls through comment.
12872 2016-09-21 Richard Biener <rguenther@suse.de>
12874 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
12875 (replace_child): Likewise.
12876 (remove_child_TAG): Adjust.
12877 (move_marked_base_types): Likewise.
12878 (prune_unused_types_prune): Clear die_sib of removed children.
12880 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
12883 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
12884 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
12886 2016-09-21 Richard Biener <rguenther@suse.de>
12888 PR tree-optimization/77648
12889 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
12891 (make_transitive_closure_constraints): Adjust comment.
12892 (make_any_offset_constraints): New function.
12893 (handle_rhs_call): Make sure to first expand a pointer to all
12894 subfields before transitively closing it.
12895 (handle_const_call): Likewise. Properly expand returned
12897 (handle_pure_call): Likewise.
12899 2016-09-21 Richard Biener <rguenther@suse.de>
12900 Jakub Jelinek <jakub@redhat.com>
12902 PR tree-optimization/77621
12903 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
12904 group at non-vectorizable stmts.
12906 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
12908 PR tree-optimization/72835
12909 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
12910 (make_new_ssa_for_all_defs): Likewise.
12911 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
12913 2016-09-20 Martin Sebor <msebor@redhat.com>
12915 PR middle-end/49905
12916 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
12917 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
12918 * config/linux.c (gnu_libc_printf_pointer_format): New function.
12919 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
12920 * config/sol2.c (solaris_printf_pointer_format): New function.
12921 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
12923 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
12924 * doc/tm.texi: Regenerate.
12925 * gimple-fold.h (get_range_strlen): New function.
12926 (get_maxval_strlen): Declare existing function.
12927 * gimple-fold.c (get_range_strlen): Add arguments and compute both
12928 maximum and minimum.
12929 (get_range_strlen): Define overload.
12930 (get_maxval_strlen): Adjust.
12931 * gimple-ssa-sprintf.c: New file and pass.
12932 * passes.def (pass_sprintf_length): Add new pass.
12933 * targhooks.h (default_printf_pointer_format): Declare new function.
12934 (gnu_libc_printf_pointer_format): Same.
12935 (solaris_libc_printf_pointer_format): Same.
12936 * targhooks.c (default_printf_pointer_format): Define new function.
12937 * tree-pass.h (make_pass_sprintf_length): Declare new function.
12938 * print-tree.c: Increase buffer size.
12940 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
12942 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
12944 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
12946 * common.opt: New option -fipa-vrp.
12947 * ipa-cp.c (ipa_get_vr_lat): New.
12948 (ipcp_vr_lattice::print): Likewise.
12949 (print_all_lattices): Call ipcp_vr_lattice::print.
12950 (ipcp_vr_lattice::meet_with): New.
12951 (ipcp_vr_lattice::meet_with_1): Likewise.
12952 (ipcp_vr_lattice::top_p): Likewise.
12953 (ipcp_vr_lattice::bottom_p): Likewsie.
12954 (ipcp_vr_lattice::set_to_bottom): Likewise.
12955 (set_all_contains_variable): Call VR set_to_bottom.
12956 (initialize_node_lattices): Init VR lattices.
12957 (propagate_vr_accross_jump_function): New.
12958 (propagate_constants_accross_call): Call
12959 propagate_vr_accross_jump_function.
12960 (ipcp_store_vr_results): New.
12961 (ipcp_driver): Handle VR.
12962 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
12963 (ipa_set_jf_unknown): Likewise.
12964 (ipa_compute_jump_functions_for_edge): Likewise.
12965 (ipa_node_params_t::duplicate): Likewise.
12966 (ipa_write_jump_function): Likewise.
12967 (ipa_read_jump_function): Likewise.
12968 (write_ipcp_transformation_info): Likewise.
12969 (read_ipcp_transformation_info): Likewise.
12970 (ipcp_update_vr): New.
12971 (ipcp_transform_function): Handle VR.
12972 * ipa-prop.h (struct ipa_vr): New.
12973 * cgraph.c: Include tree-vrp.h.
12974 * cgraphunit.c: Likewise.
12975 * ipa-utils.c: Likewise.
12977 * opts.c: Likewise.
12978 * toplev.c: Likewise.
12979 * ipa-devirt.c: Likewise.
12980 * ipa-inline-transform.c: Likewise.
12981 * ipa-inline.c: Likewise.
12982 * ipa-profile.c: Likewise.
12984 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
12986 * doc/invoke.texi: Document -fdump-tree-evrp.
12987 * passes.def: Define new pass_early_vrp.
12988 * timevar.def: Define new TV_TREE_EARLY_VRP.
12989 * tree-pass.h (make_pass_early_vrp): New.
12990 * tree-ssa-propagate.c: Make replace_uses_in non static.
12991 * tree-ssa-propagate.h: Export replace_uses_in.
12992 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
12993 (extract_range_from_assert): Factor out
12994 extract_range_for_var_from_comparison_expr.
12995 (vrp_initialize_lattice): New.
12996 (vrp_initialize): Factor out vrp_initialize_lattice.
12997 (vrp_valueize): Fix it to reject complex value ranges.
12998 (vrp_free_lattice): New.
12999 (evrp_dom_walker::before_dom_children): Likewise.
13000 (evrp_dom_walker::after_dom_children): Likewise.
13001 (evrp_dom_walker::push_value_range): Likewise.
13002 (evrp_dom_walker::pop_value_range): Likewise.
13003 (execute_early_vrp): Likewise.
13004 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
13005 (make_pass_early_vrp): New.
13007 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
13009 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
13010 instead of exact_log2.
13012 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
13015 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
13016 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
13017 (ix86_add_stmt_cost): Penalize DFmode vector operations
13018 for !TARGET_VECTORIZE_DOUBLE.
13020 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
13022 * doc/invoke.texi (Warning Options): Simplify language.
13023 (Optimize Options): Complete sentence.
13025 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
13027 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
13030 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
13033 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
13034 inits on power8 and above, use the VMRGEW instruction instead of a
13037 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
13038 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
13041 2016-09-20 Tamar Christina <tamar.christina@arm.com>
13043 * config/aarch64/arm_neon.h
13044 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
13045 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
13046 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
13048 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
13050 * config/var/vax.h (ELIMINABLE_REGS): Define.
13051 (INITIAL_ELIMINATION_OFFSET): Define.
13053 2016-09-20 Jakub Jelinek <jakub@redhat.com>
13055 PR middle-end/77624
13056 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
13057 cast to void * if the cast is from some other pointer type.
13059 2016-09-20 Richard Biener <rguenther@suse.de>
13061 PR tree-optimization/77646
13062 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
13065 2016-09-20 Tamar Christina <tamar.christina@arm.com>
13067 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
13068 attributes to all inlined functions and make them extern.
13070 2016-09-20 Richard Biener <rguenther@suse.de>
13072 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
13074 * debug.c (do_nothing_debug_hooks): Adjust.
13075 * dbxout.c (dbx_debug_hooks): Likewise.
13076 * sdbout.c (sdb_debug_hooks): Likewise.
13077 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
13078 (dwarf2out_finish): Move producer, filename and
13079 path annotation ...
13080 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
13081 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
13083 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
13086 * doc/invoke.texi: Document -Wint-in-bool-context.
13088 PR middle-end/77421
13089 * dwarf2out.c (output_loc_operands): Fix an assertion.
13091 2016-09-19 Joseph Myers <joseph@codesourcery.com>
13093 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
13094 (CR_DECIMAL_DIG): New macro.
13096 2016-09-19 Joseph Myers <joseph@codesourcery.com>
13098 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
13101 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
13103 PR rtl-optimization/77416
13104 * lra-remat.c (operand_to_remat): Process hard coded insn
13107 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13109 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
13110 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
13112 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
13114 * target.def (lra_p): Wordsmithing.
13115 * doc/tm.texi: Regenerate.
13117 2016-09-19 Jakub Jelinek <jakub@redhat.com>
13118 Jan Hubicka <jh@suse.cz>
13121 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
13122 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
13123 Call ultimate_alias_target just once, not up to 4 times.
13125 2016-09-19 Richard Biener <rguenther@suse.de>
13127 * dwarf2out.c (early_dwarf_finished): New global.
13128 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
13130 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
13131 if called from LTO exit early.
13132 (dwarf2out_late_global_decl): When being during the early
13133 debug phase do not add locations but only const value attributes.
13134 Adjust the way we generate early DIEs for LTO.
13136 2016-09-19 Richard Biener <rguenther@suse.de>
13138 PR middle-end/77605
13139 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
13140 proper niter to bound the loops.
13142 2016-09-19 Richard Biener <rguenther@suse.de>
13144 PR tree-optimization/77514
13145 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
13146 search for folded stmt.
13148 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
13150 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
13151 * tree-pass.h (make_pass_early_thread_jumps): Declare.
13152 * tree-ssa-threadbackward.c (fsm_find_thread_path,
13153 fsm_find_thread_path, profitable_jump_thread_path,
13154 fsm_find_control_statement_thread_paths,
13155 find_jump_threads_backwards): Add speed_p parameter.
13156 (pass_data_early_thread_jumps): New pass.
13157 (make_pass_early_thread_jumps): New function.
13159 2016-09-17 Andreas Schwab <schwab@suse.de>
13161 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
13162 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
13164 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
13166 * recog.c (rest_of_handle_split_after_reload): Delete.
13167 (pass_split_after_reload::gate): New method.
13168 (pass_split_after_reload::execute): Call split_all_insns directly.
13170 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
13172 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
13173 parameters for functions taking long long arguments.
13175 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13178 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
13179 splat with truncate.
13181 2016-09-16 Jason Merrill <jason@redhat.com>
13183 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
13185 * hwint.c (exact_log2): Use pow2p_hwi.
13186 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
13187 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
13188 * builtins.c (get_object_alignment_2, get_object_alignment)
13189 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
13191 * calls.c (compute_argument_addresses, store_one_arg): Use
13193 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
13194 * combine.c (force_to_mode): Use least_bit_hwi.
13195 (contains_muldiv, find_split_point, combine_simplify_rtx)
13196 (simplify_if_then_else, simplify_set, force_to_mode)
13197 (if_then_else_cond, simplify_and_const_int_1)
13198 (simplify_compare_const): Use pow2p_hwi.
13199 * cse.c (fold_rtx): Use pow2p_hwi.
13200 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
13202 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
13203 (init_expmed_one_conv): Use pow2p_hwi.
13204 * expr.c (is_aligning_offset): Use pow2p_hwi.
13205 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
13206 (fold_binary_loc): Use pow2p_hwi.
13207 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
13208 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
13209 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
13210 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
13212 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
13213 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
13214 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
13215 * omp-low.c (oacc_loop_fixed_partitions)
13216 (oacc_loop_auto_partitions): Use least_bit_hwi.
13217 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
13218 * stor-layout.c (place_field): Use least_bit_hwi.
13219 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
13220 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
13221 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
13222 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
13223 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
13224 * tree-vect-data-refs.c (vect_analyze_group_access_1)
13225 (vect_grouped_store_supported, vect_grouped_load_supported)
13226 (vect_permute_load_chain, vect_shift_permute_load_chain)
13227 (vect_transform_grouped_load): Use pow2p_hwi.
13228 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
13229 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
13230 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
13232 * tsan.c (instrument_expr): Use least_bit_hwi.
13233 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
13235 2016-09-16 Andreas Schwab <schwab@suse.de>
13237 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
13238 OFFSET, not offset.
13239 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
13241 2016-09-16 Jakub Jelinek <jakub@redhat.com>
13244 * combine.c (rest_of_handle_combine): If any edges have been purged,
13245 free dominators if available.
13247 2016-09-16 Jakub Jelinek <jakub@redhat.com>
13248 Eric Botcazou <ebotcazou@adacore.com>
13250 PR middle-end/77594
13251 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
13252 through into expand_addsub_overflow after expand_neg_overflow.
13254 2016-09-15 David Malcolm <dmalcolm@redhat.com>
13256 * diagnostic-show-locus.c
13257 (selftest::test_fixit_insert_containing_newline): New function.
13258 (selftest::test_fixit_replace_containing_newline): New function.
13259 (selftest::diagnostic_show_locus_c_tests): Call the above.
13261 2016-09-15 Bin Cheng <bin.cheng@arm.com>
13263 PR tree-optimization/77503
13264 * tree-vect-loop.c (vectorizable_reduction): Record reduction
13265 code for CONST_COND_REDUCTION at analysis stage and use it at
13267 * tree-vectorizer.h (struct _stmt_vec_info): New field.
13268 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
13269 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
13272 2016-09-15 Richard Biener <rguenther@suse.de>
13274 PR middle-end/77544
13275 * fold-const.c (split_tree): Do not split constant ~X.
13277 2016-09-15 Jakub Jelinek <jakub@redhat.com>
13279 PR rtl-optimization/77425
13280 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
13283 PR middle-end/77475
13284 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
13285 use %qs instead of %s where desirable, use argument instead of arg in
13286 the diagnostic wording, add list of supported strategies and
13288 (ix86_option_override_internal): Emit target("m...") instead of
13289 option("m...") in the diagnostic. Use %qs instead of %s in invalid
13290 -march/-mtune option diagnostic. Add list of supported arches/tunings
13291 and spellcheck hint. Remove prefix, suffix and sw variables, use
13292 main_args_p ? "..." : "..." in diagnostics to make translation
13295 2016-09-15 Richard Biener <rguenther@suse.de>
13297 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
13298 extra offset argument.
13299 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
13300 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
13301 to reflect new offset parameter.
13302 * doc/tm.texi: Regenerate.
13303 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
13304 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
13306 (darwin_asm_output_dwarf_offset): Likewise.
13307 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
13309 (darwin_asm_output_dwarf_offset): Pass offset argument through.
13310 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
13311 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
13313 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
13316 * ipa-icf.c (set_alias_uids): New function.
13317 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
13318 all the merged variable's referring aliases.
13320 2016-09-15 Richard Biener <rguenther@suse.de>
13322 PR tree-optimization/77514
13323 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
13324 only forced_stmts sequence.
13326 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
13328 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
13329 * cfgexpand.c (update_alias_info_with_stack_vars): Use
13330 FOR_EACH_SSA_NAME to iterate over SSA variables.
13331 (pass_expand::execute): Likewise.
13332 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
13333 * tree-cfg.c (dump_function_to_file): Likewise.
13334 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
13335 (update_ssa): Likewise.
13336 * tree-ssa-alias.c (dump_alias_info): Likewise.
13337 * tree-ssa-ccp.c (ccp_finalize): Likewise.
13338 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
13339 (create_outofssa_var_map): Likewise.
13340 (coalesce_ssa_name): Likewise.
13341 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
13342 * tree-ssa-pre.c (compute_avail): Likewise.
13343 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
13344 (scc_vn_restore_ssa_info): Likewise.
13345 (free_scc_vn): Likwise.
13346 (run_scc_vn): Likewise.
13347 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
13348 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
13349 * tree-ssa-copy.c (fini_copy_prop): Likewise.
13350 * tree-ssa.c (verify_ssa): Likewise.
13352 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
13354 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
13355 and mips64r2 as default 32-bit and 64-bit architectures.
13356 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
13357 as default 32-bit and 64-bit architectures.
13359 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
13361 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
13364 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
13366 * target.def (lra_p): Change commentary (for the manual) for the
13368 * doc/tm.texi: Regenerate.
13370 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
13372 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
13373 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
13374 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
13375 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
13377 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
13379 * targhooks.c (default_lra_p): Return true instead of false.
13381 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
13383 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
13384 hook_bool_void_false.
13385 * config/avr/avr.c: Ditto.
13386 * config/bfin/bfin.c: Ditto.
13387 * config/c6x/c6x.c: Ditto.
13388 * config/cr16/cr16.c: Ditto.
13389 * config/cris/cris.c: Ditto.
13390 * config/epiphany/epiphany.c: Ditto.
13391 * config/fr30/fr30.c: Ditto.
13392 * config/frv/frv.c: Ditto.
13393 * config/h8300/h8300.c: Ditto.
13394 * config/ia64/ia64.c: Ditto.
13395 * config/iq2000/iq2000.c: Ditto.
13396 * config/lm32/lm32.c: Ditto.
13397 * config/m32c/m32c.c: Ditto.
13398 * config/m32r/m32r.c: Ditto.
13399 * config/m68k/m68k.c: Ditto.
13400 * config/mcore/mcore.c: Ditto.
13401 * config/microblaze/microblaze.c: Ditto.
13402 * config/mmix/mmix.c: Ditto.
13403 * config/mn10300/mn10300.c: Ditto.
13404 * config/moxie/moxie.c: Ditto.
13405 * config/msp430/msp430.c: Ditto.
13406 * config/nios2/nios2.c: Ditto.
13407 * config/nvptx/nvptx.c: Ditto.
13408 * config/pa/pa.c: Ditto.
13409 * config/pdp11/pdp11.c: Ditto.
13410 * config/rl78/rl78.c: Ditto.
13411 * config/sparc/sparc.c: Ditto.
13412 * config/spu/spu.c: Ditto.
13413 * config/stormy16/stormy16.c: Ditto.
13414 * config/tilegx/tilegx.c: Ditto.
13415 * config/tilepro/tilepro.c: Ditto.
13416 * config/v850/v850.c: Ditto.
13417 * config/vax/vax.c: Ditto.
13418 * config/visium/visium.c: Ditto.
13419 * config/xtensa/xtensa.c: Ditto.
13421 2016-09-14 Jakub Jelinek <jakub@redhat.com>
13424 * tsan.c: Include target.h.
13425 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
13426 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
13427 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
13428 BUILT_IN_ATOMIC_TEST_AND_SET entries.
13429 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
13431 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
13432 Martin Liska <mliska@suse.cz>
13434 PR middle-end/77574
13435 * predict.c (force_edge_cold): Add braces to a condition.
13437 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
13439 PR rtl-optimization/77289
13440 * lra-constraints.c (get_final_hard_regno): Removed.
13441 (get_hard_regno): Add new parameter final_p.
13442 (get_reg_class): Directly call lra_get_elimination_hard_regno.
13443 (operands_match_p): Adjust call to get_hard_regno.
13444 (uses_hard_regs_p): Likewise.
13445 (process_alt_operands): Likewise.
13447 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
13450 * config/msp430/msp430.c (msp430_start_function): Emit an error
13451 if a function is both weak and specifies an interrupt number.
13453 2016-09-13 Jakub Jelinek <jakub@redhat.com>
13455 PR tree-optimization/77454
13456 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
13457 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
13460 2016-09-13 Tamar Christina <tamar.christina@arm.com>
13462 * config/aarch64/aarch64-builtins.c
13463 (aarch64_init_simd_builtins): Fix builtin type signature printing.
13465 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
13467 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
13468 SFmode and SCmode arguments by reference.
13470 2016-09-13 David Malcolm <dmalcolm@redhat.com>
13472 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
13474 (selftest::test_one_liner_fixit_insert_before): ...this, and update
13475 for renaming of add_fixit_insert to add_fixit_insert_before.
13476 (selftest::test_one_liner_fixit_insert_after): New function.
13477 (selftest::test_one_liner_fixit_validation_adhoc_locations):
13478 Update for renaming of add_fixit_insert to add_fixit_insert_before.
13479 (selftest::test_one_liner_many_fixits): Likewise.
13480 (selftest::test_diagnostic_show_locus_one_liner): Update for
13481 renaming, call new test function.
13482 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
13483 renaming of add_fixit_insert to add_fixit_insert_before.
13484 (selftest::test_fixit_consolidation): Likewise.
13485 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
13487 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
13488 (selftest::test_applying_fixits_insert_before): ...this.
13489 (selftest::test_applying_fixits_insert): Update for renaming of
13490 add_fixit_insert to add_fixit_insert_before.
13491 (selftest::test_applying_fixits_insert_after): New function.
13492 (selftest::test_applying_fixits_insert_after_at_line_end): New
13494 (selftest::test_applying_fixits_insert_after_failure): New function.
13495 (selftest::test_applying_fixits_multiple): Update for renaming of
13496 add_fixit_insert to add_fixit_insert_before.
13497 (selftest::change_line): Likewise.
13498 (selftest::test_applying_fixits_unreadable_file): Likewise.
13499 (selftest::test_applying_fixits_line_out_of_range): Likewise.
13500 (selftest::test_applying_fixits_column_validation): Likewise.
13501 (selftest::test_applying_fixits_column_validation): Likewise.
13502 (selftest::edit_context_c_tests): Update for renamed test function;
13503 call new test functions.
13505 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
13507 PR tree-optimization/77536
13508 PR rtl-optimization/68212
13509 * config/rs6000/rs6000.md (div->recip splitter): Remove
13510 optimize_insn_for_speed_p condition.
13512 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
13514 * optabs.c (prepare_cmp_insn): Update documentation comment.
13516 2016-09-13 Jakub Jelinek <jakub@redhat.com>
13517 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13519 PR middle-end/77475
13520 * opts.h (candidates_list_and_hint): Declare.
13521 * opts-common.c (candidates_list_and_hint): New function.
13522 (cmdline_handle_error): Use it.
13524 2016-09-12 David Malcolm <dmalcolm@redhat.com>
13526 * edit-context.c (edited_line::get_len): New accessor.
13527 (edited_file::print_diff): Split out hunk-printing into...
13528 (edited_file::print_diff_hunk): New method.
13529 (edited_file::print_diff_line): New method.
13531 2016-09-12 Andrew Pinski <apinski@cavium.com>
13533 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
13535 * config/aarch64/aarch64.c (thunderx_tunings): Enable
13536 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
13537 (aarch64_operands_ok_for_ldpstp): Return false if
13538 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
13539 was SImode and the alignment is less than 8 byte.
13540 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
13542 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
13545 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
13547 2016-09-12 Marek Polacek <polacek@redhat.com>
13549 * doc/extend.texi: Use lowercase "boolean".
13550 * doc/invoke.texi: Likewise.
13551 * doc/md.texi: Likewise.
13552 * target.def: Likewise.
13553 * doc/tm.texi: Regenerated.
13555 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13557 PR middle-end/77426
13558 * expmed.c (synth_mult): Delete duplicate mode check.
13560 2016-09-10 Tom de Vries <tom@codesourcery.com>
13563 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
13565 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
13566 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
13568 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
13570 PR rtl-optimization/77289
13571 * lra-constraints.c (get_final_hard_regno): Add support for non hard
13572 register numbers. Remove support for subregs.
13573 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
13574 (get_reg_class): Delete removed get_final_hard_regno() argument.
13575 (uses_hard_regs_p): Call get_final_hard_regno().
13577 2016-09-09 Martin Sebor <msebor@redhat.com>
13581 * pretty-print.c (pp_quoted_string): New function.
13582 (pp_format): Call it for %c and %s directives.
13584 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
13586 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
13587 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
13588 INITIAL_ELIMINATION_OFFSET) : Update documentation.
13589 * target.def (frame_pointer_required, can_eliminate): Likewise.
13590 * doc/tm.texi: Regenerated.
13591 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
13593 * df-scan.c (df_hard_reg_init): Likewise.
13594 * ira.c (ira_setup_eliminable_regset): Likewise.
13595 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
13596 init_elim_table): Likewise.
13597 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
13598 set_initial_elim_offsets, update_eliminables,
13599 init_elim_table): Likewise.
13600 * rtlanal.c (get_initial_register_offset): Likewise.
13601 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
13602 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
13603 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
13604 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
13605 * config/fr30/fr30.h: Fix comment.
13606 * config/frv/frv.c: Likewise.
13607 * config/frv/frv.h: Likewise.
13608 * config/ft32/ft32.h: Likewise.
13609 * config/visium/visium.h: Likewise.
13610 * config/pa/pa64-linux.h: Likewise.
13611 * config/v850/v850.h: Likewise.
13612 * config/cris/cris.c: Likewise.
13613 * config/ia64/ia64.h: Likewise.
13614 * config/moxie/moxie.h: Likewise.
13615 * config/m32r/m32r.h: Likewise.
13617 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
13620 * config.in: Regenerate.
13621 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
13623 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
13624 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
13625 static-libmpxwrappers case.
13626 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
13627 MPX_LD_AS_NEEDED_GUARD_POP.
13628 * configure: Regenerate.
13629 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
13630 defined if linker support "--push-state"/"--pop-state".
13632 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
13634 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
13636 2016-09-09 Joseph Myers <joseph@codesourcery.com>
13638 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
13639 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
13640 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
13641 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
13642 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
13643 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
13644 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
13646 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
13647 width macros from TS 18661-1.
13648 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
13650 2016-09-08 Jakub Jelinek <jakub@redhat.com>
13653 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
13654 OMP_CLAUSE_SAFELEN_EXPR.
13656 2016-09-07 David Malcolm <dmalcolm@redhat.com>
13658 * Makefile.in (OBJS): Add substring-locations.o.
13659 * langhooks-def.h (class substring_loc): New forward decl.
13660 (lhd_get_substring_location): New decl.
13661 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
13662 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
13663 * langhooks.c (lhd_get_substring_location): New function.
13664 * langhooks.h (class substring_loc): New forward decl.
13665 (struct lang_hooks): Add field get_substring_location.
13666 * substring-locations.c: New file, taking definition of
13667 format_warning_va and format_warning_at_substring from
13668 c-family/c-format.c, making them non-static.
13669 * substring-locations.h (class substring_loc): Move class here
13670 from c-family/c-common.h. Add and rewrite comments.
13671 (format_warning_va): New decl.
13672 (format_warning_at_substring): New decl.
13673 (get_source_location_for_substring): Add comment.
13675 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
13677 * config/i386/i386.c: Add 'U' suffix to processor feature bits
13678 to avoid -Wnarrowing warning.
13679 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
13680 * opts.c: Likewise for SANITIZER_OPT bitmasks.
13682 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
13684 * config/aarch64/aarch64.c (aarch64_legitimize_address):
13685 Avoid use of base_offset if offset already in range.
13687 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
13689 * config/sh/sh-protos.h (struct sh_atomic_model,
13690 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
13691 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
13692 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
13693 * config/sh/sh.h (struct sh_atomic_model,
13694 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
13695 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
13696 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
13697 Guard with __cplusplus.
13699 2016-09-06 Jakub Jelinek <jakub@redhat.com>
13702 * config/i386/i386.c (ix86_expand_builtin): For builtin with
13703 unsupported or unknown ISA, use expand_call.
13705 2016-09-06 Martin Liska <mliska@suse.cz>
13707 PR gcov-profile/77378
13708 PR gcov-profile/77466
13709 * tree-profile.c (tree_profiling): Detect whether target can use
13710 -fprofile-update=atomic.
13712 2016-09-06 Richard Biener <rguenther@suse.de>
13714 PR tree-optimization/77479
13715 * tree-vrp.c (update_value_range): Extend overflow handling to
13718 2016-09-05 Jakub Jelinek <jakub@redhat.com>
13721 * config/i386/i386.md (isa): Add x64_avx512bw.
13722 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
13723 (kmov_isa): New mode attr.
13724 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
13725 (*zero_extend<mode>si2): Likewise.
13726 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
13728 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
13730 * doc/invoke.texi (SPU Options): nops -> NOPs.
13731 (x86 Options): Ditto.
13733 2016-09-05 Jakub Jelinek <jakub@redhat.com>
13735 PR middle-end/77475
13736 * toplev.c (process_options): Temporarily set input_location
13737 to UNKNOWN_LOCATION around targetm.target_option.override () call.
13739 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
13741 PR rtl-optimization/77452
13742 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
13743 inner-mode reference to a CONST_VECTOR constant in the constant pool.
13745 2016-09-05 Marek Polacek <polacek@redhat.com>
13748 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
13750 2016-09-05 Jakub Jelinek <jakub@redhat.com>
13753 * gensupport.c (alter_output_for_subst_insn): Remove redundant
13754 *insn_out == '*' test. Don't copy unnecessary to yet another
13755 memory buffer, and don't leak it.
13757 PR rtl-optimization/77425
13758 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
13760 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
13762 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
13764 2016-09-02 David Malcolm <dmalcolm@redhat.com>
13766 * common.opt (fdiagnostics-generate-patch): New option.
13767 * diagnostic.c: Include "edit-context.h".
13768 (diagnostic_initialize): Initialize context->edit_context_ptr.
13769 (diagnostic_finish): Delete context->edit_context_ptr.
13770 (diagnostic_report_diagnostic): Add fix-it hints from the
13771 diagnostic to context->edit_context_ptr, if any.
13772 * diagnostic.h (class edit_context): Add forward decl.
13773 (struct diagnostic_context): Add field "edit_context_ptr".
13774 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
13775 -fdiagnostics-generate-patch.
13776 (-fdiagnostics-generate-patch): New item.
13777 * toplev.c: Include "edit-context.h".
13778 (process_options): Set global_dc->edit_context_ptr to a new
13779 edit_context if the options need one.
13780 (toplev::main): Handle -fdiagnostics-generate-patch by using
13781 global_dc->edit_context_ptr.
13783 2016-09-02 Jakub Jelinek <jakub@redhat.com>
13786 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
13787 map and firstprivate clauses on target construct for _Atomic
13789 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
13790 on target construct for _Atomic qualified decls.
13791 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
13793 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
13794 _Atomic qualified arguments not mentioned in uniform clause.
13796 2016-09-02 David Malcolm <dmalcolm@redhat.com>
13798 * Makefile.in (OBJS-libcommon): Add edit-context.o.
13799 * diagnostic-color.c (color_dict): Add "diff-filename",
13800 "diff-hunk", "diff-delete", and "diff-insert".
13801 (parse_gcc_colors): Update default value of GCC_COLORS in comment
13802 to reflect above changes.
13803 * doc/invoke.texi (-fdiagnostics-color): Update description of
13804 default GCC_COLORS, and of the supported capabilities.
13805 * edit-context.c: New file.
13806 * edit-context.h: New file.
13807 * input.c (struct fcache): Add field "missing_trailing_newline".
13808 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
13810 (add_file_to_cache_tab): Likewise.
13811 (fcache::fcache): Likewise.
13812 (get_next_line): Update c->missing_trailing_newline.
13813 (location_missing_trailing_newline): New function.
13814 * input.h (location_missing_trailing_newline): New decl.
13815 * selftest-run-tests.c (selftest::run_tests): Call
13816 edit_context_c_tests.
13817 * selftest.h (edit_context_c_tests): New decl.
13819 2016-09-02 Jakub Jelinek <jakub@redhat.com>
13820 Richard Biener <rguenth@suse.de>
13822 PR tree-optimization/77444
13823 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
13824 as steptype, remove redundant initialization.
13826 2016-09-02 Jakub Jelinek <jakub@redhat.com>
13829 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
13830 (sanopt_optimize_walker): Optimize away
13831 __asan_before_dynamic_init (...) followed by
13832 __asan_after_dynamic_init () without intervening memory loads/stores.
13833 * ipa-pure-const.c (special_builtin_state): Handle
13834 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
13835 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
13837 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13839 * cfg.c (free_original_copy_tables): Replace second assignment of
13840 bb_copy = NULL by bb_original = NULL.
13842 2016-09-02 Jakub Jelinek <jakub@redhat.com>
13845 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
13846 assignment added in r216794.
13848 2016-09-02 David Malcolm <dmalcolm@redhat.com>
13850 * Makefile.in (OBJS): Add typed-splay-tree.o.
13851 * selftest-run-tests.c (selftest::run_tests): Call
13852 typed_splay_tree_c_tests.
13853 * selftest.h (typed_splay_tree_c_tests): New decl.
13854 * typed-splay-tree.c: New file.
13855 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
13856 (typed_splay_tree::max): New method.
13857 (typed_splay_tree::min): New method.
13858 (typed_splay_tree::foreach): New method.
13859 (typed_splay_tree::closure): New struct.
13860 (typed_splay_tree::inner_foreach_fn): New function.
13862 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
13864 * ipa-cp.c (ipcp_store_bits_results): Change option name from
13865 -fipa-cp-bit to -fipa-bit-cp.
13867 2016-09-01 Martin Sebor <msebor@redhat.com>
13869 PR tree-optimization/71831
13870 * tree-object-size.h: Return bool instead of the size and add
13871 argument for the size.
13872 * tree-object-size.c (compute_object_offset): Update signature.
13873 (addr_object_size): Same.
13874 (compute_builtin_object_size): Return bool instead of the size
13875 and add argument for the size. Handle POINTER_PLUS_EXPR when
13876 optimization is disabled.
13877 (expr_object_size): Adjust.
13878 (plus_stmt_object_size): Adjust.
13879 (pass_object_sizes::execute): Adjust.
13880 * builtins.c (fold_builtin_object_size): Adjust.
13881 * doc/extend.texi (Object Size Checking): Update.
13882 * ubsan.c (instrument_object_size): Adjust.
13884 2016-09-01 Martin Sebor <msebor@redhat.com>
13886 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
13887 it fits the output of the formatted function regardless of its
13889 * genmodes.c (parser::parse_expr): Same.
13890 * gimplify.c (gimplify_asm_expr): Same.
13891 * passes.c (pass_manager::register_one_dump_file): Same.
13892 * print-tree.c (print_node): Same.
13894 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13896 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
13898 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13900 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
13902 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13904 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
13905 * config/rs6000/vector.md: Ditto.
13906 * config/rs6000/vsx.md: Ditto.
13908 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
13910 * ipa-inline-analysis.c (param_change_prob): Get to the base object
13911 first in all cases.
13913 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13915 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
13916 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
13917 *return_and_restore_gpregs_<mode>_r11,
13918 *return_and_restore_gpregs_<mode>_r12,
13919 *return_and_restore_gpregs_<mode>_r1,
13920 *return_and_restore_fpregs_<mode>_r11,
13921 *return_and_restore_fpregs_<mode>_r12,
13922 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
13923 directly instead of via the "l" constraint. Renumber operands.
13926 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13928 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
13929 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
13930 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
13931 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
13932 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
13933 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
13934 *call_value_nonlocal_darwin64, reload_macho_picbase,
13935 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
13936 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
13937 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
13938 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
13939 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
13940 *save_fpregs_<mode>_r1): Ditto.
13941 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
13942 *return_and_restore_gpregs_spe): Ditto.
13944 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
13946 * config/rs6000/rs6000.md
13947 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
13948 the use of the link register.
13949 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
13951 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13952 Michael Meissner <meissner@linux.vnet.ibm.com>
13955 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
13956 reg+reg addressing for TImode.
13957 (rs6000_legitimate_address_p): Only allow register indirect
13958 addressing for TImode, even without TARGET_QUAD_MEMORY.
13960 2016-09-01 Richard Biener <rguenther@suse.de>
13962 PR middle-end/77436
13963 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
13964 check whether the result fits the desired result type.
13966 2016-09-01 Nathan Sidwell <nathan@acm.org>
13968 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
13970 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
13972 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
13974 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
13976 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13978 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
13979 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
13980 for comparisons of integer ZERO_EXTEND against zero.
13982 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
13984 * config/i386/i386.c (ix86_option_override_internal): Also disable the
13985 STV pass if -mstackrealign is enabled.
13987 2016-08-31 Ilya Verbin <iverbin@gmail.com>
13989 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
13992 2016-08-31 David Malcolm <dmalcolm@redhat.com>
13994 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
13995 (layout_range::intersects_line_p): New method.
13996 (test_range_contains_point_for_single_point): Rename to...
13997 (test_layout_range_for_single_point): ...this, and add testing
13998 for layout_range::intersects_line_p.
13999 (test_range_contains_point_for_single_line): Rename to...
14000 (test_layout_range_for_single_line): ...this, and add testing
14001 for layout_range::intersects_line_p.
14002 (test_range_contains_point_for_multiple_lines): Rename to...
14003 (test_layout_range_for_multiple_lines): ...this, and add testing
14004 for layout_range::intersects_line_p.
14005 (layout::layout): Populate m_fixit_hints.
14006 (layout::get_expanded_location): Handle the case of a line-span
14008 (layout::validate_fixit_hint_p): New method.
14009 (get_line_span_for_fixit_hint): New function.
14010 (layout::calculate_line_spans): Add spans for fixit-hints.
14011 (layout::should_print_annotation_line_p): New method.
14012 (layout::print_any_fixits): Drop param "richloc", instead using
14013 validated fixits in m_fixit_hints. Add "const" to hint pointers.
14014 (diagnostic_show_locus): Avoid printing blank annotation lines.
14015 (selftest::test_diagnostic_context::test_diagnostic_context):
14016 Initialize show_column and start_span.
14017 (selftest::test_diagnostic_context::start_span_cb): New static
14019 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
14020 (selftest::diagnostic_show_locus_c_tests): Update for function
14021 renamings. Call test_diagnostic_show_locus_fixit_lines.
14023 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
14025 PR tree-optimization/73714
14026 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
14028 2016-08-31 David Malcolm <dmalcolm@redhat.com>
14030 * selftest.c: Move "namespace selftest {" to top of file,
14031 removing explicit "selftest::" qualifiers throughout.
14033 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
14035 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
14037 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
14038 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
14039 Replace builtin with vector extension.
14040 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
14042 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
14043 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
14044 Replace builtin with vector extension.
14045 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
14046 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
14047 Replace builtin with vector extension.
14048 * config/i386/xmmintrin.h (__m128_u): New type.
14049 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
14050 (_mm_load_ps, _mm_store_ps): Simplify.
14052 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
14054 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
14056 2016-08-30 David Malcolm <dmalcolm@redhat.com>
14058 * diagnostic-show-locus.c (colorizer::begin_state): Support more
14059 than 3 ranges per diagnostic by alternating between color 1 and
14061 (layout::layout): Replace use of rich_location::MAX_RANGES
14062 with richloc->get_num_locations ().
14063 (layout::calculate_line_spans): Replace use of
14064 rich_location::MAX_RANGES with m_layout_ranges.length ().
14065 (layout::print_annotation_line): Handle arbitrary numbers of
14066 ranges in caret-printing by defaulting to '^'.
14067 (selftest::test_one_liner_many_fixits): New function.
14068 (test_diagnostic_show_locus_one_liner): Call it.
14069 * diagnostic.c (diagnostic_initialize): Update for renaming
14070 of rich_location::MAX_RANGES to
14071 rich_location::STATICALLY_ALLOCATED_RANGES.
14072 * diagnostic.h (struct diagnostic_context): Likewise.
14074 2016-08-30 David Malcolm <dmalcolm@redhat.com>
14076 * selftest.c (selftest::named_temp_file::named_temp_file): New
14078 (selftest::temp_source_file::~temp_source_file): Move to...
14079 (selftest::named_temp_file::~named_temp_file): ...here.
14080 (selftest::test_named_temp_file): New function.
14081 (selftest::selftest_c_tests): Call test_named_temp_file.
14082 * selftest.h (class named_temp_file): New class.
14083 (class temp_source_file): Convert to a subclass of named_temp_file.
14085 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
14087 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
14088 USEs of LR_REGNO in returns and sibcalls.
14089 (rs6000_output_mi_thunk): Similar.
14090 (rs6000_sibcall_aix): Similar.
14091 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
14092 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
14093 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
14094 Remove the USE of LR_REGNO from the patterns as well. Delete an
14096 (return_internal_<mode>): Delete.
14098 2016-08-30 Tamar Christina <tamar.christina@arm.com>
14100 * config/aarch64/aarch64-simd.md
14101 (aarch64_ld2<mode>_dreg_le): New.
14102 (aarch64_ld2<mode>_dreg_be): New.
14103 (aarch64_ld2<mode>_dreg): Removed.
14104 (aarch64_ld3<mode>_dreg_le): New.
14105 (aarch64_ld3<mode>_dreg_be): New.
14106 (aarch64_ld3<mode>_dreg): Removed.
14107 (aarch64_ld4<mode>_dreg_le): New.
14108 (aarch64_ld4<mode>_dreg_be): New.
14109 (aarch64_ld4<mode>_dreg): Removed.
14110 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
14112 2016-08-30 David Malcolm <dmalcolm@redhat.com>
14114 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
14115 redundant location param.
14116 (test_one_liner_fixit_remove): Likewise.
14117 (test_one_liner_fixit_replace): Likewise.
14118 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
14119 * gcc-rich-location.c
14120 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
14121 get_range_from_loc. Drop overload taking a const char *.
14122 * gcc-rich-location.h
14123 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
14126 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
14128 * config/linux.c (linux_libc_has_function): Return true on musl.
14130 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
14132 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
14134 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
14136 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
14137 used for abnormal egdes.
14139 2016-08-30 Jakub Jelinek <jakub@redhat.com>
14141 PR tree-optimization/72866
14142 * tree-vect-patterns.c (search_type_for_mask): Turn into
14143 a small wrapper, move all code to ...
14144 (search_type_for_mask_1): ... this new function. Add caching
14145 and adjust recursive calls.
14148 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
14149 instead of lookup_type_die (type_main_variant (type)) even for array
14152 PR middle-end/77377
14153 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
14154 constant pool reference return x instead of c.
14156 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
14158 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
14161 2016-08-29 David Malcolm <dmalcolm@redhat.com>
14164 (selftest::test_make_location_nonpure_range_endpoints): Fix
14167 2016-08-29 David Malcolm <dmalcolm@redhat.com>
14169 * diagnostic-show-locus.c
14170 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
14172 (selftest::test_diagnostic_show_locus_one_liner): Call it.
14173 * input.c (get_pure_location): Move to libcpp/line-map.c.
14174 * input.h (get_pure_location): Convert decl to an inline function
14175 calling implementation in libcpp.
14177 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
14180 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
14181 template for intel asm dialect.
14182 (vec_set_hi_<mode><mask_name>): Ditto.
14184 2016-08-29 David Malcolm <dmalcolm@redhat.com>
14186 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
14187 (selftest::fail_formatted): Likewise.
14189 2016-08-29 David Malcolm <dmalcolm@redhat.com>
14191 * input.c (make_location): Call get_start and get_finish
14192 on the endpoints to avoid storing packed ranges or ad-hoc
14194 (selftest::test_make_location_nonpure_range_endpoints): New function.
14195 (selftest::input_c_tests): Call it.
14196 * input.h (get_start): New inline function.
14198 2016-08-29 Tom de Vries <tom@codesourcery.com>
14201 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
14204 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
14206 * Makefile.in (gcov-iov.h): Add dummy recipe.
14208 2016-08-29 Nathan Sidwell <nathan@acm.org>
14210 * config/nvptx/nvptx.c: #include tree-vrp.h.
14212 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
14215 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
14216 HIGH+LO construct during reload.
14218 2016-08-28 Tom de Vries <tom@codesourcery.com>
14221 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
14222 'sysv_abi va_list' attribute.
14223 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
14224 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
14227 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14229 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
14230 * emit-rtl.c (unshare_all_rtl_1): Adjust.
14231 (unshare_all_rtl_again): Likewise.
14232 * function.c (assign_stack_local_1): Likewise.
14233 (assign_stack_temp_for_type): Likewise.
14235 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14237 * cfgbuild.c (make_edges): Adjust.
14238 * cfgrtl.c (can_delete_label_p): Likewise.
14239 * dwarf2cfi.c (create_trace_edges): Likewise.
14240 * except.c (sjlj_emit_dispatch_table): Likewise.
14241 * function.h (struct expr_status): make x_forced_labels a vector.
14242 * jump.c (rebuild_jump_labels_1): Adjust.
14243 * reload1.c (set_initial_label_offsets): Likewise.
14244 * stmt.c (force_label_rtx): Likewise.
14245 (expand_label): Likewise.
14247 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14249 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
14251 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
14253 PR tree-optimization/71077
14254 PR tree-optimization/68542
14255 * fold-const.c (fold_relational_const): Fix folding of
14256 VECTOR_CST comparisons that have a scalar boolean result type.
14257 (selftest::test_vector_folding): New static function.
14258 (selftest::fold_const_c_tests): Call it.
14260 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
14262 * doc/extend.texi (SPU Built-in Functions): Remove stale
14263 references to material formerly at IBM and Sony.
14265 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
14268 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
14270 2016-08-26 David Malcolm <dmalcolm@redhat.com>
14272 * diagnostic-show-locus.c
14273 (selftest::test_fixit_consolidation): New function.
14274 (selftest::diagnostic_show_locus_c_tests): Call it.
14275 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
14276 constructor based on source_range.
14278 2016-08-26 David Malcolm <dmalcolm@redhat.com>
14280 * diagnostic-color.c (color_dict): Add "fixit-insert" and
14282 (parse_gcc_colors): Update description of default GCC_COLORS.
14283 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
14284 (colorizer::set_fixit_insert): New method.
14285 (colorizer::set_fixit_delete): New method.
14286 (colorizer::get_color_by_name): New method.
14287 (colorizer::STATE_FIXIT_INSERT): New constant.
14288 (colorizer::STATE_FIXIT_DELETE): New constant.
14289 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
14290 fields in favor of new field "m_stop_color". Add fields
14291 "m_fixit_insert" and "m_fixit_delete".
14292 (colorizer::colorizer): Update for above changes. Replace
14293 colorize_start calls with calls to get_color_by_name.
14294 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
14295 STATE_FIXIT_DELETE. Update for field renamings.
14296 (colorizer::finish_state): Simplify by using m_stop_color,
14297 rather than multiple identical "*_ce" fields.
14298 (colorizer::get_color_by_name): New method.
14299 (layout::print_any_fixits): Print insertions and replacements
14300 using the "fixit-insert" color, and deletions using the
14301 "fixit-delete" color.
14302 * doc/invoke.texi (-fdiagnostics-color): Update description of
14303 default GCC_COLORS, and of the supported capabilities.
14305 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
14307 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
14308 current_function_static_stack_size variable with the static
14309 stack frame size of the current function when
14310 flag_stack_usage_info is enabled.
14312 2016-08-26 Nathan Sidwell <nathan@acm.org>
14314 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
14315 assignment inside if condition.
14317 2016-08-26 Richard Biener <rguenther@suse.de>
14319 PR tree-optimization/69047
14320 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
14321 extracts similar to what FRE does.
14322 (non_rewritable_mem_ref_base): Likewise.
14324 2016-08-26 Joseph Myers <joseph@codesourcery.com>
14326 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
14327 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
14328 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14329 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14330 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
14332 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14333 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14334 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14335 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
14336 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
14338 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14341 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
14342 reservation duration to 15 cycles.
14343 (cortex_a8_vfp_macs): Likewise.
14344 (cortex_a8_vfp_macd): Likewise.
14345 (cortex_a8_vfp_divs): Likewise.
14346 (cortex_a8_vfp_divd): Likewise.
14348 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14350 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
14351 (aarch_macro_fusion_pair_p): Use above to avoid early return.
14353 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
14354 Martin Jambhor <mjambor@suse.cz>
14356 * common.opt: New option -fipa-bit-cp.
14357 * doc/invoke.texi: Document -fipa-bit-cp.
14358 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
14359 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
14360 * tree-ssa-ccp.h: New header file.
14361 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
14362 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
14363 Replace all occurences of tree parameter by two new params: signop, int.
14364 (bit_value_unop_1): Change to bit_value_unop and export it.
14365 Replace all occurences of tree parameter by two new params: signop,
14367 (bit_value_binop): Change call from bit_value_binop_1 to
14369 (bit_value_assume_aligned): Likewise.
14370 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
14371 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
14373 (ccp_finalize): Skip processing if val->mask == 0.
14374 * ipa-cp.c: Include tree-ssa-ccp.h
14375 (ipcp_bits_lattice): New class.
14376 (ipcp_param_lattice (bits_lattice): New member.
14377 (print_all_lattices): Call ipcp_bits_lattice::print.
14378 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
14379 (initialize_node_lattices): Likewise.
14380 (propagate_bits_accross_jump_function): New function.
14381 (propagate_constants_accross_call): Call
14382 propagate_bits_accross_jump_function.
14383 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
14384 (ipcp_store_bits_results): New function.
14385 (ipcp_driver): Call ipcp_store_bits_results.
14386 * ipa-prop.h (ipa_bits): New struct.
14387 (ipa_jump_func): Add new member bits of type ipa_bits.
14388 (ipa_param_descriptor): Change decl to decl_or_type.
14389 (ipa_get_param): Change decl to decl_or_type and assert on
14391 (ipa_get_type): New function.
14392 (ipcp_transformation_summary): New member bits.
14393 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
14394 (ipa_populate_param_decls): Likewise.
14395 (ipa_dump_param): Likewise.
14396 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
14398 (ipa_set_jf_unknown): Set ipa_bits::known to false.
14399 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
14401 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
14402 (ipa_write_jump_function): Add streaming for ipa_bits.
14403 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
14404 (write_ipcp_transformation_info): Add streaming for ipa_bits
14405 summary for ltrans.
14406 (read_ipcp_transfomration_info): Add support for reading streamed
14408 (ipcp_update_bits): New function.
14409 (ipcp_transform_function): Call ipcp_update_bits.
14411 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
14413 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
14414 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
14416 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
14418 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
14420 2016-08-25 Richard Biener <rguenther@suse.de>
14422 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
14423 Only add locations in late dwarf.
14424 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
14425 (dwarf2out_early_finish): But do it here.
14427 2016-08-24 Michael Collison <michael.collison@linaro.org>
14428 Michael Collison <michael.collison@arm.com>
14430 * config/arm/arm-modes.def: Add new condition code mode CC_V
14431 to represent the overflow bit.
14432 * config/arm/arm.c (maybe_get_arm_condition_code):
14433 Add support for CC_Vmode.
14434 (arm_gen_unlikely_cbranch): New function to generate common
14435 rtl conditional branches for overflow patterns.
14436 * config/arm/arm-protos.h: Add prototype for
14437 arm_gen_unlikely_cbranch.
14438 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
14439 addsi3_compareV_upper): New patterns to support signed
14440 builtin overflow add operations.
14441 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
14442 New patterns to support unsigned builtin add overflow operations.
14443 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
14444 builtin overflow subtract operations,
14445 (usubv<mode>4): New patterns to support unsigned builtin subtract
14446 overflow operations.
14447 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
14448 to support builtin overflow negate operations.
14450 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
14453 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
14455 * explow.c (get_dynamic_stack_size): Take known alignment of stack
14456 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
14459 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
14461 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
14462 MULTILIB_OPTIONS should be used. Small wording fixes.
14463 * genmultilib: Memorize set of all option combinations in
14464 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
14465 found in MULTILIB_OPTIONS by checking if option set is listed in
14466 combination_space. Output new and existing error message to stderr.
14468 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
14470 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
14471 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
14472 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
14473 (MULTILIB_REUSE): Remove reuse rules for option set including
14474 -mfpu=fp-armv8 and -mfpu=vfpv4
14476 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
14478 * config/arm/t-rtems: Add vfp multilib.
14480 2016-08-23 Ian Lance Taylor <iant@golang.org>
14482 * config/s390/s390.c (s390_asm_file_start): Call
14483 default_file_start.
14485 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
14487 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
14488 initialization of all 0's to the 0 constant, instead of directly
14489 generating XOR. Add support for V4SImode vector initialization on
14490 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
14491 initialization. Change variables used in V4SFmode vector
14492 intialization. For V4SFmode vector splat on ISA 3.0, make sure
14493 any memory addresses are in index form. Add support for using
14494 VSPLTH/VSPLTB to initialize vector short and vector char vectors
14495 with all of the same element.
14496 (regno_or_subregno): New helper function to return a register
14497 number for either REG or SUBREG.
14498 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
14499 Use regno_or_subregno where possible.
14500 (rs6000_split_v4si_init_di_reg): New helper function to build up a
14501 DImode value from two SImode values in order to generate V4SImode
14502 vector initialization on 64-bit systems with direct move.
14503 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
14505 (rtx_is_swappable_p): V4SImode vector initialization insn is not
14507 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
14509 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
14510 attributes to initialize V8HImode and V16QImode vectors with the
14512 (VSX_SPLAT_COUNT): Likewise.
14513 (VSX_SPLAT_SUFFIX): Likewise.
14514 (UNSPEC_VSX_VEC_INIT): New unspec.
14515 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
14516 Allow SFmode values to come from Altivec registers.
14517 (vsx_init_v4si): New insn/split for V4SImode vector initialization
14518 on 64-bit systems with direct move.
14519 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
14520 vector initializations, to allow V4SImode vector initializations
14521 on 64-bit systems with direct move.
14522 (vsx_splat_v4si): Likewise.
14523 (vsx_splat_v4si_di): Likewise.
14524 (vsx_splat_v4sf): Likewise.
14525 (vsx_splat_v4sf_internal): Likewise.
14526 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
14528 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
14529 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
14530 initializing V8HImode and V16QImode vectors with the same
14532 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
14533 optimization if -maltivec=be.
14535 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
14537 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
14538 attribute for alternatives 3 and 4.
14540 2016-08-23 David Malcolm <dmalcolm@redhat.com>
14542 * selftest.c (selftest::assert_str_contains): New function.
14543 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
14544 * selftest.h (selftest::assert_str_contains): New decl.
14545 (ASSERT_STR_CONTAINS): New macro.
14547 2016-08-23 Richard Biener <rguenther@suse.de>
14549 PR tree-optimization/77286
14550 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
14552 (vect_transform_loop): Split exit edges of loop and scalar
14553 loop if required and at the appropriate time.
14555 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
14557 * explow.c (get_dynamic_stack_size): Take known alignment of stack
14558 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
14560 Correct a typo in a comment.
14562 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
14564 * config/s390/s390.md ("*andc_split"): New splitter for and with
14567 2016-08-23 Richard Biener <rguenther@suse.de>
14569 PR tree-optimization/27336
14570 * tree-vrp.c (infer_value_range): Handle stmts that can throw
14571 by looking for a non-EH edge.
14572 (process_assert_insertions_for): Likewise.
14574 2016-08-23 Richard Biener <rguenther@suse.de>
14576 PR middle-end/77305
14577 * statistics.c (statistics_counter_event): Robustify against
14580 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
14582 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
14583 for targets amdfam10 and barcelona.
14585 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
14587 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
14588 (zero_extend<mode>di2): Ditto.
14589 (*zero_extend<mode>si2): Ditto.
14590 (*zero_extendqihi2): Ditto.
14592 2016-08-22 Joseph Myers <joseph@codesourcery.com>
14594 PR middle-end/77269
14595 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
14596 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
14598 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
14600 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
14601 identical consecutive elements.
14602 [SSA_NAME]: Print the name's def stmt on its own line. When printing
14603 the node's def stmt, avoid printing an unwanted trailing newline by
14604 replacing the call to print_gimple_stmt() with its inlined body and
14605 adjusting it to not set pp_needs_newline and to call pp_flush()
14606 instead of pp_newline_and_flush().
14608 2016-08-22 Joseph Myers <joseph@codesourcery.com>
14610 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
14611 (float32_type_node, float64_type_node, float32x_type_node)
14612 (float128x_type_node): New macros.
14613 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
14614 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
14615 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
14616 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
14617 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
14618 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
14619 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
14620 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
14621 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
14622 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
14623 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
14624 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
14625 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
14626 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
14627 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
14628 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
14629 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
14630 (copysign, fabs, huge_val, inf, nan, nans): Use it.
14631 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
14633 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
14634 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
14635 * doc/extend.texi (Other Builtins): Document these built-in
14637 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
14640 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
14642 * doc/install.texi (Binaries): www.opencsw.org now uses https.
14644 2016-08-22 Richard Biener <rguenther@suse.de>
14646 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
14648 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
14651 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
14652 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
14653 non-SSE2 athlons only, otherwise prefer SSE prefetches.
14655 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
14657 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
14658 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
14659 (vrp_visit_switch_stmt): Likewise.
14660 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
14661 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
14662 (vrp_visit_stmt): Use extract_range_from_stmt.
14663 (vrp_visit_phi_node): Use extract_range_from_phi_node.
14665 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
14667 * Makefile.in: Add tree-vrp.h to GTFILES.
14668 * gengtype.c (open_base_files): Add tree-vrp.h.
14669 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
14670 * builtins.c: Likewise.
14671 * fold-const.c: Likewise.
14672 * gimple-builder.c: Likewise.
14673 * gimple-laddress.c: Likewise.
14674 * hsa-gen.c: Likewise.
14675 * internal-fn.c: Likewise.
14677 * targhooks.c: Liewise,
14678 * tree-ssa-address.c: Likewise.
14679 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
14680 * tree-vrp.c (struct value_range): Move to tree-vrp.h
14681 * tree-vrp.h: New file.
14683 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
14685 PR tree-optimization/61839
14686 * tree-vrp.c (two_valued_val_range_p): New.
14687 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
14688 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
14689 Also Convert VAR BINOP CST where VAR is two-valued to
14690 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
14692 2016-08-19 David Malcolm <dmalcolm@redhat.com>
14694 * diagnostic-show-locus.c
14695 (layout::annotation_line_showed_range_p): New method.
14696 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
14697 Reimplement case fixit_hint::REPLACE to cover removals, and
14698 replacements where the range of the replacement isn't one
14699 of the ranges in the rich_location.
14700 (test_one_liner_fixit_replace): Likewise.
14701 (selftest::test_one_liner_fixit_replace_non_equal_range): New
14703 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
14705 (selftest::test_diagnostic_show_locus_one_liner): Call the new
14707 * diagnostic.c (print_parseable_fixits): Remove case
14708 fixit_hint::REMOVE.
14710 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
14713 * config/i386/i386.c (ix86_option_override_internal): Remove
14714 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
14715 Enable SSE prefetch also for TARGET_PREFETCHWT1.
14716 Do not try to enable TARGET_PRFCHW ISA flag here.
14717 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
14718 Rewrite expander function body.
14719 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
14721 2016-08-19 Joseph Myers <joseph@codesourcery.com>
14724 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
14725 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
14726 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
14727 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
14728 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
14729 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
14730 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
14731 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
14732 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
14734 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
14736 (struct floatn_type_info): New structure type.
14737 (floatn_nx_types): New variable declaration.
14738 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
14739 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
14740 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
14741 * tree.c (floatn_nx_types): New variable.
14742 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
14743 corresponding complex types.
14744 * target.def (floatn_mode): New hook.
14745 * targhooks.c: Include "real.h".
14746 (default_floatn_mode): New function.
14747 * targhooks.h (default_floatn_mode): New prototype.
14748 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
14750 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
14751 effective-target and dg-add-options keywords.
14752 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
14753 Document new effective-target keywords.
14754 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
14755 * doc/tm.texi: Regenerate.
14756 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
14757 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
14758 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
14760 * real.h (struct real_format): Add field ieee_bits.
14761 * real.c (ieee_single_format, mips_single_format)
14762 (motorola_single_format, spu_single_format, ieee_double_format)
14763 (mips_double_format, motorola_double_format)
14764 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
14765 (ieee_extended_intel_128_format)
14766 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
14767 (mips_extended_format, ieee_quad_format, mips_quad_format)
14768 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
14769 (decimal_double_format, decimal_quad_format, ieee_half_format)
14770 (arm_half_format, real_internal_format: Initialize ieee_bits
14772 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
14773 float128_type_node. Set float80_type_node to float64x_type_node
14774 if appropriate and long_double_type_node not appropriate.
14775 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
14776 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
14777 Initialize ieee_bits field.
14778 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
14779 (rs6000_init_builtins): Set ieee128_float_type_node to
14780 float128_type_node.
14781 (rs6000_floatn_mode): New function.
14783 2016-08-19 Jakub Jelinek <jakub@redhat.com>
14785 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
14786 _rdseed64_step): Uglify argument names and/or local variable names
14787 in inline functions.
14788 * config/i386/rtmintrin.h (_xabort): Likewise.
14789 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
14790 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
14791 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
14792 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
14793 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
14794 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
14795 _mm_maskz_ternarylogic_epi32): Likewise.
14796 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
14797 __lwpins32, __lwpins64): Likewise.
14798 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
14799 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
14800 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
14801 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
14802 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
14803 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
14804 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
14805 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
14806 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
14807 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
14808 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
14809 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
14810 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
14811 _mm256_mask_i64gather_epi32): Likewise.
14812 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
14813 * config/i386/ia32intrin.h (__writeeflags): Likewise.
14814 * config/i386/pkuintrin.h (_wrpkru): Likewise.
14815 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
14816 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
14817 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
14818 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
14819 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
14820 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
14821 _mm512_mask_prefetch_i64scatter_ps): Likewise.
14822 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
14823 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
14824 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
14825 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
14826 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
14827 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
14828 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
14829 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
14831 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
14833 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
14834 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
14836 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
14837 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
14839 (_rdpkru_u32): Add space after function name.
14841 * config/i386/t-i386 (i386-c.o): Don't depend on
14842 i386-builtin-types.inc.
14843 (i386.o): Depend on i386-builtin-types.inc.
14845 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
14848 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
14849 Use const_vec_duplicate to check for duplicated elements.
14851 2016-08-19 Richard Biener <rguenther@suse.de>
14853 PR tree-optimization/77290
14854 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
14855 Fix flag_tree_parallelize_loops check.
14857 2016-08-19 Richard Biener <rguenther@suse.de>
14859 * match.pd (x | 0 -> x): Add.
14861 2016-08-19 Richard Biener <rguenther@suse.de>
14863 PR tree-optimization/77286
14864 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
14865 Deal with virtual PHIs being out-of-order.
14867 2016-08-18 David Malcolm <dmalcolm@redhat.com>
14869 * doc/invoke.texi (fverbose-asm): Note that source code lines
14870 are emitted, and provide an example.
14871 * final.c (asm_show_source): New function.
14872 (final_scan_insn): Call asm_show_source.
14874 2016-08-18 David Malcolm <dmalcolm@redhat.com>
14876 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
14877 param with diagnostic_kind.
14878 (class colorizer): Similarly replace field m_diagnostic with
14880 (colorizer::colorizer): Replace diagnostic
14881 param with diagnostic_kind.
14882 (colorizer::begin_state): Update for above field change.
14883 (layout::layout): Replace diagnostic param with rich_location *
14884 and diagnostic_kind.
14885 (diagnostic_show_locus): Replace diagnostic param with richloc
14886 and diagnostic_kind.
14887 (class selftest::test_diagnostic_context): New class.
14888 (selftest::test_diagnostic_show_locus_unknown_location): New
14890 (selftest::test_one_liner_simple_caret): New function.
14891 (selftest::test_one_liner_caret_and_range): New function.
14892 (selftest::test_one_liner_multiple_carets_and_ranges): New
14894 (selftest::test_one_liner_fixit_remove): New function.
14895 (selftest::test_one_liner_fixit_replace): New function.
14896 (selftest::test_diagnostic_show_locus_one_liner): New function.
14897 (selftest::diagnostic_show_locus_c_tests): Call the new test
14899 * diagnostic.c (diagnostic_initialize): Initialize
14900 colorize_source_p, show_ruler_p and parseable_fixits_p.
14901 (default_diagnostic_finalizer): Update for change to
14902 diagnostic_show_locus.
14903 (diagnostic_append_note): Likewise.
14904 * diagnostic.h (diagnostic_show_locus): Replace
14905 const diagnostic_info * param with location * and diagnostic_t.
14907 2016-08-18 David Malcolm <dmalcolm@redhat.com>
14909 * input.c (saved_line_table): New global.
14910 (class selftest::temp_line_table): Rename to line_table_test and
14911 move declaration to selftest.h, and drop field m_old_line_table.
14912 (selftest::temp_line_table::temp_line_table): Rename ctor to...
14913 (selftest::line_table_test::line_table_test): ...this. Add a
14914 default ctor. Store current value of line_table within
14916 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
14917 (selftest::line_table_test::~line_table_test): ...this, and
14918 restore line_table from the saved_line_table, rather than
14920 (selftest::test_accessing_ordinary_linemaps): Update for above
14922 (selftest::test_lexer): Likewise.
14923 (struct selftest::lexer_test): Likewise.
14924 (selftest::lexer_test::lexer_test): Likewise.
14925 (selftest::input_c_tests): Move the looping over test cases from
14927 (selftest::for_each_line_table_case): New function.
14928 * input.h (saved_line_table): New decl.
14929 * selftest.h (struct selftest::line_table_case): New forward decl.
14930 (class selftest::line_table_test): New class, moved here from
14931 selftest::temp_line_table in input.c, and renamed.
14932 (selftest::for_each_line_table_case): New decl.
14934 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
14937 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
14939 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
14941 PR middle-end/70895
14942 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
14943 enclosing parallel construct for reduction variables on OpenACC loop
14946 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
14948 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
14949 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
14951 (function_to_dwarf_procedure): Update comment.
14953 2016-08-18 David Malcolm <dmalcolm@redhat.com>
14955 * input.c (diagnostics_file_cache_forcibly_evict_file): New
14957 * input.h (diagnostics_file_cache_forcibly_evict_file): New
14959 * selftest.c (selftest::temp_source_file::~temp_source_file):
14960 Evict m_filename from the diagnostic file cache.
14962 2016-08-18 Richard Biener <rguenther@suse.de>
14964 * tree-pass.h (make_pass_materialize_all_clones): Declare.
14965 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
14966 make_pass_materialize_all_clones): New simple IPA pass encapsulating
14967 clone materialization.
14968 * passes.def (all_late_ipa_passes): Start with
14969 pass_materialize_all_clones.
14970 * cgraphunit.c (symbol_table::compile): Remove call to
14971 materialize_all_clones.
14972 * tree-into-ssa.c: Include statistics.h.
14973 (update_ssa): Count number of times we do incremental/rewrite
14976 2016-08-18 Richard Biener <rguenther@suse.de>
14978 PR tree-optimization/77282
14979 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
14980 When doing auto-parallelizing also prevent use of PHIs that
14981 carry dependences across loop backedges.
14983 2016-08-18 Tamar Christina <tamar.christina@arm.com>
14984 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
14986 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
14988 2016-08-18 Richard Biener <rguenther@suse.de>
14990 * ssa-iterators.h (ssa_vuse_operand): New inline.
14991 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
14992 (predicate_all_scalar_phis): Use remove_phi_node to remove
14993 phi nodes predicated. Delay removing virtual PHIs.
14994 (predicate_mem_writes): Update virtual operands.
14995 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
14996 (tree_if_conversion): Do not rewrite virtual SSA form.
14997 * tree-phinodes.c (release_phi_node): Make static.
14998 * tree-phinodes.h (release_phi_node): Remove.
15000 2016-08-18 Jakub Jelinek <jakub@redhat.com>
15002 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
15003 codes that appear in bdesc_* arrays, instead include i386-builtin.def
15004 twice to define those.
15005 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
15006 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
15007 bdesc_multi_arg): Define by including i386-builtin.def the third time.
15008 * config/i386/i386-builtin.def: New file.
15010 2016-08-17 David Malcolm <dmalcolm@redhat.com>
15012 * input.c (get_source_range_for_char): Rename to...
15013 (selftest::get_source_range_for_char): ...this, and move within
15014 the #if CHECKING_P guard.
15015 (get_num_source_ranges_for_substring): Rename to...
15016 (selftest::get_num_source_ranges_for_substring): ...this, move
15017 within the #if CHECKING_P guard, and make static.
15018 (selftest::assert_num_substring_ranges): Initialize
15021 2016-08-18 Alan Modra <amodra@gmail.com>
15023 PR rtl-optimization/72771
15024 * reload.c (find_reloads): Don't assume that a subreg mem is OK
15025 when find_reloads_toplev returns address_reloaded==-1.
15026 (alternative_allows_const_pool_ref): Update comment.
15028 2015-08-17 Alan Hayward <alan.hayward@arm.com>
15030 PR tree-optimization/71752
15031 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
15032 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
15034 2016-08-17 Jakub Jelinek <jakub@redhat.com>
15036 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
15037 instead of testing ECF_NORETURN bit in gimple_call_flags.
15038 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
15039 * predict.c (tree_bb_level_predictions): Likewise.
15040 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
15042 PR middle-end/77259
15043 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
15044 turning a call into __builtin_unreachable-like noreturn call, adjust
15045 gimple_call_set_fntype.
15046 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
15047 gimple_call_fntype has void return type.
15049 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
15051 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
15052 maybe_lookup_decl, to handle nested acc loop directives.
15054 2016-08-17 Richard Biener <rguenther@suse.de>
15056 PR tree-optimization/76490
15057 * tree-vrp.c (update_value_range): Preserve overflow infinities
15058 when intersecting with ranges from get_range_info.
15059 (operand_less_p): Handle overflow infinities correctly.
15060 (value_range_constant_singleton): Use vrp_operand_equal_p
15061 to handle overflow max/min correctly.
15062 (vrp_valueize): Likewise.
15063 (union_ranges): Likewise.
15064 (intersect_ranges): Likewise.
15065 (vrp_visit_phi_node): Improve iteration limitation to only
15066 apply when we'll possibly re-visit the PHI via a changed argument
15069 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
15071 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
15072 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
15073 rather than those that should not be built.
15075 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
15078 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
15080 2016-08-17 Richard Biener <rguenther@suse.de>
15082 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
15083 (verify_vssa): New function verifying virtual SSA form.
15084 (verify_ssa): Call it.
15085 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
15086 Do not apply loop-closed SSA handling to virtuals.
15087 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
15088 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
15089 when rewriting their symbol.
15090 (prepare_def_site_for): Likewise.
15091 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
15092 operands of moved stmts.
15094 2016-08-17 Richard Biener <rguenther@suse.de>
15096 PR tree-optimization/23855
15097 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
15098 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
15099 find guards to hoist. Do not update SSA form but rewrite virtuals
15100 into loop closed SSA.
15101 (find_loop_guard): Adjust to skip already hoisted guards. Do
15102 not mark virtuals for renaming or update SSA form.
15104 2016-08-17 Martin Liska <mliska@suse.cz>
15106 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
15107 a LONG_LONG_TYPE_SIZE comparison.
15108 * gcov-io.h: Remove macro definitions.
15109 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
15110 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
15113 2016-08-16 Jakub Jelinek <jakub@redhat.com>
15115 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
15116 that builtins not mentioned in bdesc_* arrays come first, then
15117 the ones mentioned in bdesc_* arrays in the order they appear in
15118 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
15119 IX86_BUILTIN__BDESC_*_LAST enumerator.
15120 (bdesc_mpx): Fix up a comment typo.
15121 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
15122 __builtin_ia32_vpcomneu[bwdq] builtins.
15123 (BDESC_VERIFY, BDESC_VERIFYS): Define.
15124 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
15125 enum ix86_builtins ordering.
15126 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
15127 for direct bdesc_* array member access instead of searching all the
15128 arrays until an fcode match is found.
15130 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
15132 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
15133 pattern as define_insn_and_split. Split insn before reload to
15135 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
15136 <shift_insn><mode>3_1.
15137 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
15138 <rotate_insn><mode>3_1.
15140 2016-08-16 David Malcolm <dmalcolm@redhat.com>
15143 * input.c (get_source_range_for_substring): Rename to...
15144 (get_source_location_for_substring): ...this, adding param
15145 "caret_idx", and converting output param from source_range * to
15147 (get_source_range_for_char): New function.
15148 (get_num_source_ranges_for_substring): Update comment to reflect
15150 (assert_char_at_range): Update to use get_source_range_for_char
15151 rather than get_source_range_for_substring.
15152 (test_lexer_string_locations_concatenation_2): Likewise.
15153 * substring-locations.h (get_source_range_for_substring): Rename
15155 (get_source_location_for_substring): ...this, and adding param
15156 "caret_idx", and converting output param from source_range * to
15159 2016-08-16 David Malcolm <dmalcolm@redhat.com>
15161 * input.c (class selftest::temp_source_file): Move to
15163 (selftest::temp_source_file::temp_source_file): Move to
15165 (selftest::temp_source_file::~temp_source_file): Likewise.
15166 * selftest.c (selftest::temp_source_file::temp_source_file): Move
15168 (selftest::temp_source_file::~temp_source_file): Likewise.
15169 * selftest.h (class selftest::temp_source_file): Move here from
15172 2016-08-16 Jakub Jelinek <jakub@redhat.com>
15175 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
15176 inlining, add cgraph edge for the added __builtin_unreachable call.
15178 PR middle-end/67485
15179 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
15180 only cast it to SHWI for the final comparison.
15182 2016-08-16 Martin Liska <mliska@suse.cz>
15184 PR gcov-profile/36412
15185 * doc/gcov.texi: Document --hash-filenames(-x).
15186 * gcov.c (print_usage): Add the option.
15187 (process_args): Process the option, sort options alphabetically.
15188 (md5sum_to_hex): New function.
15189 (make_gcov_file_name): Do the md5sum and append it to a
15192 2016-08-16 Bin Cheng <bin.cheng@arm.com>
15194 PR tree-optimization/69848
15195 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
15196 and swtich operands to avoid additional NOT instruction.
15197 (vcond<v_cmp_mixed><mode>): Ditto.
15198 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
15200 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
15202 * doc/install.texi (*-*-solaris2*): Adjust latest change.
15204 2016-08-16 Richard Biener <rguenther@suse.de>
15206 PR tree-optimization/76783
15207 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
15208 BB visited flags at start.
15210 2016-08-16 Bin Cheng <bin.cheng@arm.com>
15212 PR tree-optimization/72817
15213 PR tree-optimization/73450
15214 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
15215 multiple_of_p for adjusted IV.base.
15217 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
15220 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
15221 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
15222 for !flag_finite_math_only or flag_signed_zeros.
15223 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
15224 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
15225 depend on flag_finite_math_only.
15226 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
15228 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
15229 (*ieee_smin<mode>3): Ditto.
15230 (*ieee_smax<mode>3): Ditto.
15231 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
15232 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
15234 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
15235 depend on flag_finite_math_only.
15236 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
15237 (*mmx_<code>v2sf3): Remove.
15238 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
15239 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
15240 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
15242 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
15244 PR rtl-optimization/73650
15245 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
15246 it is not a simple move.
15248 2016-08-15 Martin Liska <mliska@suse.cz>
15251 * gcc.c (do_spec_1): Call save_string with the right size.
15252 (save_string): Do an assert about string we copy.
15254 2016-08-15 Richard Biener <rguenther@suse.de>
15256 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
15257 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
15259 (pass_data_stv): Likewise.
15261 2016-08-15 Richard Biener <rguenther@suse.de>
15263 PR tree-optimization/73434
15264 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
15265 TBAA info on the base when forwarding a non-invariant address.
15267 2016-08-15 Jakub Jelinek <jakub@redhat.com>
15269 * dwarf2out.c (struct checksum_attributes): Add
15270 at_string_length_bit_size and at_string_length_byte_size fields.
15271 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
15272 and DW_AT_string_length_byte_size.
15273 (die_checksum_ordered): Handle at_string_length_bit_size and
15274 at_string_length_byte_size.
15275 (gen_array_type_die): For dwarf_version >= 5 emit
15276 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
15277 (adjust_string_types): For dwarf_version >= 5 remove
15278 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
15279 (resolve_addr): Likewise.
15282 * dwarf2out.c (string_types): New variable.
15283 (gen_array_type_die): Change early_dwarf handling of
15284 DW_AT_string_length, create DW_OP_call4 referencing the
15285 length var temporarily. Handle parameters that are pointers
15287 (adjust_string_types): New function.
15288 (gen_subprogram_die): Temporarily set string_types to local var,
15289 call adjust_string_types if needed.
15290 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
15292 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
15294 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
15296 * doc/install.texi (*-*-solaris2*): Fix version number and document
15297 requirement on GNU make for building libjava with the Solaris linker.
15299 2016-08-15 Martin Liska <mliska@suse.cz>
15300 Jakub Jelinek <jakub@redhat.com>
15302 PR tree-optimization/72824
15303 * tree-loop-distribution.c (const_with_all_bytes_same)
15304 <case VECTOR_CST>: Fix a typo.
15306 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
15309 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
15310 Renamed from _mm512_undefined_si512.
15311 (_mm_undefined_si512): New definition.
15313 2016-08-13 Richard Biener <rguenther@suse.de>
15315 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
15316 into PHIs and update the lattice for its def.
15318 2016-08-12 Jakub Jelinek <jakub@redhat.com>
15321 * ubsan.c (instrument_si_overflow): Pass true instead of false
15323 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
15324 of bbs. Return TODO_cleanup_cfg if any returned true.
15326 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
15328 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
15329 ISA 3.0 MTVSRDD instruction.
15330 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
15333 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
15335 PR tree-optimization/71083
15336 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
15337 bitfield access when possible.
15339 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
15341 PR middle-end/71654
15342 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
15343 sign-changing cast from a shorter unsigned type to a wider
15346 2016-08-12 Jakub Jelinek <jakub@redhat.com>
15348 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
15349 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
15350 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
15352 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15354 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
15355 Correct costs for vec_construct.
15357 2016-08-12 Bin Cheng <bin.cheng@arm.com>
15359 PR tree-optimization/69848
15360 * tree-vectorizer.h (enum vect_def_type): New condition reduction
15361 type CONST_COND_REDUCTION.
15362 * tree-vect-loop.c (vectorizable_reduction): Support new condition
15363 reudction type CONST_COND_REDUCTION.
15365 2016-08-12 Richard Biener <rguenther@suse.de>
15367 PR tree-optimization/57326
15368 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
15369 returning an SSA name.
15370 (phi_translate_1): When fully_constant_expression returns a NAME
15371 make sure we have a leader for it.
15373 2016-08-12 Martin Liska <mliska@suse.cz>
15374 Adam Fineman <afineman@afineman.com>
15376 * gcov.c (process_file): Create .gcov file when .gcda
15379 2016-08-12 Marek Polacek <polacek@redhat.com>
15382 * alias.c (find_base_value): Adjust fall through comment.
15383 * cfgexpand.c (expand_debug_expr): Likewise.
15384 * combine.c (find_split_point): Likewise.
15385 (expand_compound_operation): Likewise. Add FALLTHRU.
15386 (make_compound_operation): Adjust fall through comment.
15387 (canon_reg_for_combine): Add FALLTHRU.
15388 (force_to_mode): Adjust fall through comment.
15389 (simplify_shift_const_1): Likewise.
15390 (simplify_comparison): Likewise.
15391 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
15393 * config/aarch64/predicates.md: Likewise.
15394 * config/i386/i386.c (function_arg_advance_32): Likewise.
15395 (ix86_gimplify_va_arg): Likewise.
15396 (print_reg): Likewise.
15397 (ix86_print_operand): Likewise.
15398 (ix86_build_const_vector): Likewise.
15399 (ix86_expand_branch): Likewise.
15400 (ix86_sched_init_global): Adjust fall through comment.
15401 (ix86_expand_args_builtin): Add FALLTHRU.
15402 (ix86_expand_builtin): Likewise.
15403 (ix86_expand_vector_init_one_var): Likewise.
15404 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
15405 (rs6000_adjust_cost): Likewise.
15406 (insn_must_be_first_in_group): Likewise.
15407 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
15408 * dbxout.c (dbxout_symbol): Adjust fall through comment.
15409 * df-scan.c (df_uses_record): Likewise.
15410 * dojump.c (do_jump): Add FALLTHRU.
15411 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
15413 (resolve_args_picking_1): Adjust fall through comment.
15414 (loc_list_from_tree_1): Likewise.
15415 * expmed.c (make_tree): Likewise.
15416 * expr.c (expand_expr_real_2): Add FALLTHRU.
15417 (expand_expr_real_1): Likewise. Adjust fall through comment.
15418 * fold-const.c (const_binop): Adjust fall through comment.
15419 (fold_truth_not_expr): Likewise.
15420 (fold_cond_expr_with_comparison): Add FALLTHRU.
15421 (fold_binary_loc): Likewise.
15422 (contains_label_1): Adjust fall through comment.
15423 (multiple_of_p): Likewise.
15424 * gcov-tool.c (process_args): Add FALLTHRU.
15425 * genattrtab.c (check_attr_test): Likewise.
15426 (write_test_expr): Likewise.
15427 * genconfig.c (walk_insn_part): Likewise.
15428 * genpreds.c (validate_exp): Adjust fall through comment.
15429 (needs_variable): Likewise.
15430 * gensupport.c (get_alternatives_number): Add FALLTHRU.
15431 (subst_dup): Likewise.
15432 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
15433 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
15434 (gimplify_scan_omp_clauses): Add FALLTHRU.
15435 (goa_stabilize_expr): Likewise.
15436 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
15438 * hsa-gen.c (get_address_from_value): Likewise.
15439 * ipa-icf.c (sem_function::hash_stmt): Likewise.
15440 * ira.c (ira_setup_alts): Add FALLTHRU.
15441 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
15443 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
15444 * opts.c (common_handle_option): Likewise.
15445 * read-rtl.c (read_rtx_code): Likewise.
15446 * real.c (round_for_format): Likewise.
15447 * recog.c (asm_operand_ok): Likewise.
15448 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
15449 * reload1.c (set_label_offsets): Likewise.
15450 (eliminate_regs_1): Likewise.
15451 (reload_reg_reaches_end_p): Likewise.
15452 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
15453 (rtx_cost): Likewise.
15454 * sched-rgn.c (is_exception_free): Likewise.
15455 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
15456 * stor-layout.c (int_mode_for_mode): Likewise.
15457 * toplev.c (print_to_asm_out_file): Likewise.
15458 (print_to_stderr): Likewise.
15459 * tree-cfg.c (gimple_verify_flow_info): Likewise.
15460 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
15461 (chrec_fold_multiply): Likewise.
15462 (evolution_function_is_invariant_rec_p): Likewise.
15463 (for_each_scev_op): Likewise.
15464 * tree-data-ref.c (siv_subscript_p): Likewise.
15465 (get_references_in_stmt): Likewise.
15466 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
15467 (substitute_in_expr): Likewise.
15468 (type_cache_hasher::equal): Likewise.
15469 (walk_type_fields): Likewise.
15470 * var-tracking.c (adjust_mems): Add FALLTHRU.
15471 (set_dv_changed): Adjust fall through comment.
15472 * varasm.c (default_function_section): Add FALLTHRU.
15474 2016-08-12 Marek Polacek <polacek@redhat.com>
15477 * tree-complex.c (expand_complex_division): Add missing break.
15479 2016-08-12 Richard Biener <rguenther@suse.de>
15481 * passes.c (execute_todo): Do not push/pop TV_TODO.
15482 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
15483 (execute_one_pass): Likewise.
15484 * common.opt (ftime-report-details): New switch.
15485 * doc/invoke.texi (ftime-report-details): Document.
15486 * timevar.h (timer::print_row): Adjust signature.
15487 (timer::all_zero): New static helper.
15488 (timer::child_map_t): New typedef.
15489 (timer::time_var_def): Add children field.
15490 * timevar.c (timer::named_items::print): Adjust.
15491 (timer::~timer): Free timevar recorded children.
15492 (timer::pop_internal): When -ftime-report-details record
15493 time spent in sub-timevars.
15494 (timer::print_row): Adjust.
15495 (timer::print): Print sub-timevar stats, use all_zero.
15496 * timevar.def (TV_TODO): Remove.
15498 2016-08-12 Richard Biener <rguenther@suse.de>
15500 PR tree-optimization/72851
15501 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
15502 worklists to use bitmaps indexed in execution order.
15503 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
15504 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
15505 (cfg_blocks): Make a bitmap.
15506 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
15508 (cfg_blocks_empty_p): Adjust.
15509 (cfg_blocks_add): Likewise.
15510 (cfg_blocks_get): Likewise.
15511 (add_ssa_edge): Likewise.
15512 (add_control_edge): Likewise.
15513 (simulate_stmt): Likewise.
15514 (process_ssa_edge_worklist): Likewise.
15515 (simulate_block): Likewise.
15516 (ssa_prop_init): Compute PRE order and stmt UIDs.
15517 (ssa_prop_fini): Adjust.
15518 (ssa_propagate): Adjust.
15520 2016-08-12 Richard Biener <rguenther@suse.de>
15522 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
15523 the currently executable edges have fixed ranges. Always
15524 go through update_value_range.
15526 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
15530 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
15531 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
15532 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
15533 (LANG_HOOKS_DECLS): Add it.
15534 * langhooks.h (struct lang_hooks_for_decls): Add
15535 function_decl_defaulted. Const_tree-ify
15536 function_decl_explicit_p and function_decl_deleted_p.
15537 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
15538 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
15539 also at strict DWARF v5.
15542 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
15543 TYPE_QUAL_CONST in reference-typed decls.
15546 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
15547 in DW_OP_pieces, just enough to handle pointers to member
15549 (gen_remaining_tmpl_value_param_die_attribute): Use a location
15550 expression on DWARFv5 if a constant value doesn't work.
15552 2016-08-11 David Malcolm <dmalcolm@redhat.com>
15554 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
15555 * selftest.c (selftest::test_assertions): New function.
15556 (selftest::selftest_c_tests): New function.
15557 * selftest.h (selftest::selftest_c_tests): New declaration.
15559 2016-08-11 Richard Biener <rguenther@suse.de>
15560 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15562 PR rtl-optimization/72855
15563 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
15565 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
15568 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
15569 (vsx_store_<mode>): Likewise.
15571 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
15573 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
15574 TImode CONST_WIDE_INT store.
15575 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
15577 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
15579 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
15580 mode if unaligned SSE load and store are optimal.
15582 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
15584 PR tree-optimization/71083
15585 * tree-predcom.c (ref_at_iteration): Correctly align the
15588 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15590 * config/s390/s390-builtin-types.def: Add INT128 types.
15591 * config/s390/s390-builtins.def: Add INT128 variants for the add
15592 sub low-level builtins dealing with TImode.
15593 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
15594 via subreg when expanding a builtin.
15595 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
15596 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
15598 * config/s390/vecintrin.h: Adjust builtin names accordingly.
15599 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
15600 ("vec_addc<mode>", "vec_addc_u128"): Merge to
15601 "vacc<bhfgq>_<mode>".
15602 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
15603 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
15604 ("vec_subc<mode>", "vec_subc_u128"): Merge to
15605 "vscbi<bhfgq>_<mode>".
15606 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
15607 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
15609 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15611 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
15613 2016-08-11 Bin Cheng <bin.cheng@arm.com>
15615 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
15616 unused declaration.
15617 (vcond<v_cmp_mixed><mode>): Ditto.
15618 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
15620 2016-08-11 Bin Cheng <bin.cheng@arm.com>
15622 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
15623 variable explicitly, also assert on it before use.
15625 2016-08-11 Richard Biener <rguenther@suse.de>
15627 PR tree-optimization/72772
15628 * cfgloopmanip.c (create_preheader): Use split_edge if there
15629 is a single loop entry, avoiding degenerate PHIs.
15631 2016-08-11 Richard Biener <rguenther@suse.de>
15633 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
15634 unconditional TODO_cleanup_cfg.
15635 (pass_thread_jumps::execute): Initialize loops, perform a CFG
15636 cleanup only if we threaded a jump.
15638 2016-08-11 Alan Modra <amodra@gmail.com>
15641 * lra-constraints.c (simplify_operand_subreg): Allow subreg
15642 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
15643 slow. Emit two reloads for slow mem case, first loading in
15644 fast innermode, then converting to required mode.
15646 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
15648 * config/rs6000/altivec.h (vec_extract_exp): New macro.
15649 (vec_extract_sig): New macro.
15650 (vec_insert_exp): New macro.
15651 (vec_test_data_class): New macro.
15652 (scalar_extract_exp): New macro.
15653 (scalar_extract_sig): New macro.
15654 (scalar_insert_exp): New macro.
15655 (scalar_test_data_class): New macro.
15656 (scalar_test_neg): New macro.
15657 (scalar_cmp_exp_gt): New macro.
15658 (scalar_cmp_exp_lt): New macro.
15659 (scalar_cmp_exp_eq): New macro.
15660 (scalar_cmp_exp_unordered): New macro.
15661 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
15662 to enforce constraint that operand is a 7-bit unsigned literal.
15663 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
15664 for power9 built-ins.
15665 (BU_P9V_VSX_2): Likewise.
15666 (BU_P9V_64BIT_VSX_2): Likewise.
15667 (VSEEDP): Add scalar extract exponent support.
15668 (VSEESP): Add scalar extract signature support.
15669 (VSTDCNDP): Add scalar test negative support.
15670 (VSTDCNSP): Likewise.
15671 (VSIEDP): Add scalar insert exponent support.
15672 (VSCEDPGT): Add scalar compare exponent greater than support.
15673 (VSCEDPLT): Add scalar compare exponent less than support.
15674 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
15675 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
15676 (VSTDCDP): Add scalar test data class support.
15677 (VSTDCSP): Likewise.
15678 (VSEEDP): Add overload support for scalar extract exponent
15680 (VSESDP): Add overload support for scalar extract signature
15682 (VSTDCN): Add overload support for scalar test negative
15684 (VSTDCNDP): Add overload support for scalar test negative
15686 (VSTDCNSP): Add overload support for scalar test negative
15688 (VSIEDP): Add overload support for scalar insert exponent
15690 (VSTDC): Add overload support for scalar test data class
15692 (VSTDCDP): Add overload support for scalar test data class
15694 (VSTDCSP): Add overload support for scalar test data class
15696 (VSCEDPGT): Add overload support for scalar compare exponent
15697 greater than operation.
15698 (VSCEDPLT): Add overload support for scalar compare exponent
15699 less than operation.
15700 (VSCEDPEQ): Add overload support for scalar compare exponent
15701 test-for-equality operation.
15702 (VSCEDPUO): Add overload support for scalar compare exponent
15703 test-for-unordered operation.
15704 (VEEDP): Add vector extract exponent support.
15706 (VESDP): Add vector extract significand support.
15708 (VIEDP): Add vector insert exponent support.
15710 (VTDCDP): Add vector test data class support.
15711 (VTDCSP): Likewise.
15712 (VES): Add overload support for vector extract significand operation.
15715 (VEE): Add overload support for vector extract exponent operation.
15718 (VTDC): Add overload support for vector test data class operation.
15719 (VTDCDP): Likewise.
15720 (VTDCSP): Likewise.
15721 (VIE): Add overload support for vector insert exponent operation.
15724 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
15725 overloaded binary floating point functions.
15726 (altivec_resolve_overloaded_builtin): Improve error messages to
15727 distinguish between functions not supported in the current
15728 compiler configuration and functions that were invoked with an
15729 invalid parameter combination, and include the built-in function
15730 name in both error messages.
15731 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
15733 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
15735 (rs6000_expand_binop_builtin): Add check to enforce that argument
15736 2 of the test data class operations is a 7-bit unsigned literal.
15737 (rs6000_invalid_builtin): Add code to issue an error message if a
15738 built-in function that requires the power9_vector and -m32
15739 command-line options is compiled without these options.
15740 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
15741 (UNSPEC_VSX_SXSIGDP): New value.
15742 (UNSPEC_VSX_SXSIGPDP): New value.
15743 (UNSPEC_VSX_SIEXPDP): New value.
15744 (UNSPEC_VSX_SCMPEXPDP): New value.
15745 (UNSPEC_VSX_STSTDC): New value.
15746 (UNSPEC_VSX_VXEXP): New value.
15747 (UNSPEC_VSX_VXSIG): New value.
15748 (UNSPEC_VSX_VIEXP): New value.
15749 (UNSPEC_VSX_VTSTDC): New value.
15750 (xsxexpdp): New insn for scalar extract exponent.
15751 (xsxsigdp): New insn for scalar extract significand.
15752 (xsiexpdp): New insn for scalar insert exponent.
15753 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
15754 (*xscmpexpdp): New insn for scalar compare exponents.
15755 (xststdc<Fvsx): New expansion for both single- and
15756 double-precision scalar test data class operations.
15757 (xststdcneg<Fvsx>): New expansion for both single- and
15758 double-precision scalar test for negative value operations.
15759 (*xststdc<Fvsx>): New insn for scalar test data class
15761 (xvxexp<VSs>): New insn for single- and double-precision
15762 vector extract exponent operation.
15763 (xvxsig<VSs>): New insn for single- and double-precision
15764 vector extract significand operation.
15765 (xviexp<VSs>): New insn for single- and double-precision
15766 vector insert exponent operation.
15767 (xvtstdc<VSs>): New insn for single- and double-precision
15768 vector test data class operation.
15769 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
15770 built-in functions to represent the Power9 binary floating-point
15771 support instructions.
15773 2016-08-10 bin cheng <bin.cheng@arm.com>
15775 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
15777 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
15778 Renlin Li <renlin.li@arm.com>
15779 Bin Cheng <bin.cheng@arm.com>
15781 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
15782 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
15783 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
15784 (aarch64_vcond_internal<mode><mode>): Delete pattern.
15785 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
15786 (vcond<v_cmp_result><mode>): Ditto.
15787 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
15788 (vcondu<mode><mode>): Ditto.
15789 (vcond<v_cmp_mixed><mode>): New pattern.
15790 (vcondu<mode><v_cmp_mixed>): New pattern.
15791 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
15792 of aarch64_vcond_internal.
15794 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
15795 Renlin Li <renlin.li@arm.com>
15796 Bin Cheng <bin.cheng@arm.com>
15798 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
15799 (vec_cmp<mode><v_cmp_result>): New pattern.
15800 (vec_cmpu<mode><mode>): New pattern.
15801 (vcond_mask_<mode><v_cmp_result>): New pattern.
15803 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
15805 PR tree-optimization/71734
15806 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
15807 REF_LOOP, invoke ref_indep_loop_p_1.
15808 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
15809 to ref_indep_loop_p.
15810 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
15811 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
15812 is inside LOOP, do not cache dpendence value for loops with
15814 (ref_indep_loop_p_2): Delete function.
15815 (can_sm_ref_p): Pass LOOP as additional argument to
15818 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
15821 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
15822 being an offsettable address.
15824 2016-08-10 Martin Liska <mliska@suse.cz>
15826 PR gcov-profile/58306
15827 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
15828 atomic variants of profile update functions.
15830 2016-08-10 Martin Liska <mliska@suse.cz>
15832 Cherry picked (and modified) from google-4_7 branch
15833 2012-12-26 Rong Xu <xur@google.com>
15834 * common.opt (fprofile-update): Add new flag.
15835 * coretypes.h: Define enum profile_update.
15836 * doc/invoke.texi: Document -fprofile-update.
15837 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
15838 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
15839 * tree-profile.c (gimple_init_edge_profiler): Generate
15840 also atomic profiler update.
15841 (gimple_gen_edge_profiler): Likewise.
15843 2016-08-10 David Malcolm <dmalcolm@redhat.com>
15845 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
15846 stack_usage_file to NULL after fclose calls.
15848 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
15851 * reload.c (push_reload): Compute subreg_in_class for
15852 subregs of constants and plus expressions. Remove special
15853 handling of SYMBOL_REFs.
15855 2016-08-10 Alan Modra <amodra@gmail.com>
15858 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
15859 SImode for TARGET_E500_DOUBLE when given SImode.
15861 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
15863 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
15864 unused variable __O.
15866 2016-08-09 Martin Liska <mliska@suse.cz>
15868 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
15869 _gcov_reset to __gcov_reset.
15870 * doc/gcov-tool.texi: Fix typo.
15872 2016-08-09 Martin Liska <mliska@suse.cz>
15874 * value-prof.c (gimple_divmod_values_to_profile): Do not
15875 instrument MOD histogram if a value is not a SSA name.
15877 2016-08-09 Martin Liska <mliska@suse.cz>
15879 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
15882 2016-08-09 Renlin Li <renlin.li@arm.com>
15884 PR middle-end/64971
15885 * calls.c (prepare_call_address): Convert funexp to Pmode when
15887 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
15888 (sibcall_value): Likewise.
15890 2016-08-09 Marek Polacek <polacek@redhat.com>
15893 * cselib.c (cselib_expand_value_rtx_1): Add return.
15894 * gengtype.c (dbgprint_count_type_at): Likewise.
15895 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
15896 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
15898 2016-08-09 Martin Jambor <mjambor@suse.cz>
15901 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
15902 if instance is a MEM_REF.
15904 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
15907 * config/i386/i386.md (*movtf_internal): Use
15908 lra_in_progress || reload_completed instead of !can_create_pseudo_p
15909 in the insn constraint.
15910 (*movxf_internal): Ditto.
15911 (*movdf_internal): Ditto.
15912 (*movsf_internal): Ditto.
15914 2016-08-09 Bin Cheng <bin.cheng@arm.com>
15916 PR tree-optimization/72772
15917 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
15920 2016-08-09 Bin Cheng <bin.cheng@arm.com>
15922 PR tree-optimization/72772
15923 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
15925 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
15926 parameter STOP and update calls. Move expand_simple_operations
15927 function call from here...
15928 (simplify_using_initial_conditions): ...to here. Delete parameter
15930 (tree_simplify_using_condition): Delete parameter STOP.
15931 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
15932 simplify_using_initial_conditions.
15934 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
15937 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
15938 Use create_tmp_var_raw instead of create_tmp_var.
15940 2016-08-09 Richard Biener <rguenther@suse.de>
15942 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
15943 Treat same SSA names related.
15945 2016-08-09 Jakub Jelinek <jakub@redhat.com>
15947 PR tree-optimization/72824
15948 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
15949 real_zerop is not negative.
15951 2016-08-09 Richard Biener <rguenther@suse.de>
15953 PR tree-optimization/71802
15954 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
15955 all merge opportunities with the predecessor.
15957 2016-08-09 Richard Biener <rguenther@suse.de>
15960 * ipa-prop.c (ipa_modify_formal_parameters): Build
15961 parameter types with natural alignment also for the
15964 2016-08-08 Andi Kleen <ak@linux.intel.com>
15966 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
15968 2016-08-08 David Malcolm <dmalcolm@redhat.com>
15971 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
15972 do-nothing langhook.
15973 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
15974 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
15975 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
15976 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
15978 2016-08-08 David Malcolm <dmalcolm@redhat.com>
15981 * input.c: Ensure that HAVE_ICONV is defined.
15983 2016-08-08 Jakub Jelinek <jakub@redhat.com>
15985 PR middle-end/72781
15986 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
15987 private vars for lastprivate and for linear iterator.
15989 PR middle-end/68762
15990 * omp-simd-clone.c: Include varasm.h.
15991 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
15992 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
15993 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
15994 update function name.
15996 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
15998 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
15999 (avr_diagnose_devicespecs_error): Remove.
16000 (avr_devicespecs_file): Remove composing absolute path for specfile
16001 and its verbose info. Remove conditions to check specs-file,
16003 2016-08-08 Jakub Jelinek <jakub@redhat.com>
16005 PR rtl-optimization/72821
16006 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
16007 just return false for them.
16009 2016-08-08 Alan Modra <amodra@gmail.com>
16012 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
16013 toc refs created during reload. Update function comment.
16015 2016-08-08 Alan Modra <amodra@gmail.com>
16018 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
16019 alternatives. Put loads first, then stores, and reg/reg moves
16020 within same class later. Delete attr length.
16022 2016-08-08 Alan Modra <amodra@gmail.com>
16025 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
16026 (mem_operand_ds_form): New predicate.
16027 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
16028 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
16029 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
16030 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
16031 (extendsfdf2_fpr): Replace o constraint with wY.
16033 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
16035 * tree-ssa-threadbackward.c: Include tree-inline.h
16036 (profitable_jump_thread_path): Use estimate_num_insns to estimate
16037 size of copied block; for cold paths reduce duplication.
16038 (find_jump_threads_backwards): Remove redundant tests.
16039 (pass_thread_jumps::gate): Enable for -Os.
16041 2016-08-07 Jakub Jelinek <jakub@redhat.com>
16044 * stor-layout.c (layout_decl): Fix up formatting.
16045 (relayout_decl): Allow DECL to be FIELD_DECL.
16047 2016-08-07 Alan Modra <amodra@gmail.com>
16049 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
16051 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
16053 * data-streamer-in.c (streamer_read_wide_int): New.
16054 (streamer_read_widest_int): Renamed function.
16055 * data-streamer-out.c (streamer_write_wide_int): New
16056 (streamer_write_widest_int): Renamed function.
16057 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
16059 (input_cfg): Call renamed function.
16060 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
16062 (output_cfg): Call renamed function.
16063 * data-streamer.h: Add declarations.
16065 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16067 * tree-ssa-ccp.c (extend_mask): New param sgn.
16068 Remove ORing with wi::mask.
16069 (get_default_value): Adjust call to extend_mask to pass sign.
16070 (evaluate_stmt): Likewise.
16072 2016-08-06 Jakub Jelinek <jakub@redhat.com>
16074 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
16077 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16079 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
16080 transform if operand's type is pointer to function or method.
16082 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
16084 PR tree-optimization/18046
16085 * tree-ssa-threadedge.c: Include cfganal.h.
16086 (simplify_control_statement_condition): If simplifying a
16087 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
16088 with the dominating ASSERT_EXPR before handing it off to VRP.
16089 Mention that a CASE_LABEL_EXPR may be returned.
16090 (thread_around_empty_blocks): Adjust to handle
16091 simplify_control_statement_condition() returning a
16093 (thread_through_normal_block): Likewise.
16094 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
16095 a switch statement by trying to determine which case label
16098 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
16100 PR rtl-optimization/69847
16101 * lra-constraints.c (process_invariant_for_inheritance): Save
16102 pattern instead of src.
16103 (remove_inheritance_pseudos): Use the pattern. Add assert.
16105 2016-08-05 David Malcolm <dmalcolm@redhat.com>
16107 * input.c (string_concat::string_concat): New constructor.
16108 (string_concat_db::string_concat_db): New constructor.
16109 (string_concat_db::record_string_concatenation): New method.
16110 (string_concat_db::get_string_concatenation): New method.
16111 (string_concat_db::get_key_loc): New method.
16112 (class auto_cpp_string_vec): New class.
16113 (get_substring_ranges_for_loc): New function.
16114 (get_source_range_for_substring): New function.
16115 (get_num_source_ranges_for_substring): New function.
16116 (class selftest::lexer_test_options): New class.
16117 (struct selftest::lexer_test): New struct.
16118 (class selftest::ebcdic_execution_charset): New class.
16119 (selftest::ebcdic_execution_charset::s_singleton): New variable.
16120 (selftest::lexer_test::lexer_test): New constructor.
16121 (selftest::lexer_test::~lexer_test): New destructor.
16122 (selftest::lexer_test::get_token): New method.
16123 (selftest::assert_char_at_range): New function.
16124 (ASSERT_CHAR_AT_RANGE): New macro.
16125 (selftest::assert_num_substring_ranges): New function.
16126 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
16127 (selftest::assert_has_no_substring_ranges): New function.
16128 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
16129 (selftest::test_lexer_string_locations_simple): New function.
16130 (selftest::test_lexer_string_locations_ebcdic): New function.
16131 (selftest::test_lexer_string_locations_hex): New function.
16132 (selftest::test_lexer_string_locations_oct): New function.
16133 (selftest::test_lexer_string_locations_letter_escape_1): New function.
16134 (selftest::test_lexer_string_locations_letter_escape_2): New function.
16135 (selftest::test_lexer_string_locations_ucn4): New function.
16136 (selftest::test_lexer_string_locations_ucn8): New function.
16137 (selftest::uint32_from_big_endian): New function.
16138 (selftest::test_lexer_string_locations_wide_string): New function.
16139 (selftest::uint16_from_big_endian): New function.
16140 (selftest::test_lexer_string_locations_string16): New function.
16141 (selftest::test_lexer_string_locations_string32): New function.
16142 (selftest::test_lexer_string_locations_u8): New function.
16143 (selftest::test_lexer_string_locations_utf8_source): New function.
16144 (selftest::test_lexer_string_locations_concatenation_1): New
16146 (selftest::test_lexer_string_locations_concatenation_2): New
16148 (selftest::test_lexer_string_locations_concatenation_3): New
16150 (selftest::test_lexer_string_locations_macro): New function.
16151 (selftest::test_lexer_string_locations_stringified_macro_argument):
16153 (selftest::test_lexer_string_locations_non_string): New function.
16154 (selftest::test_lexer_string_locations_long_line): New function.
16155 (selftest::test_lexer_char_constants): New function.
16156 (selftest::input_c_tests): Call the new test functions once per
16157 case within the line_table test matrix.
16158 * input.h (struct string_concat): New struct.
16159 (struct location_hash): New struct.
16160 (class string_concat_db): New class.
16161 * substring-locations.h: New header.
16163 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
16165 PR tree-optimization/72810
16166 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
16167 the type of the case labels when truncating.
16169 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
16172 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
16173 (aarch64_fp16_ptr_type_node): Likewise.
16174 * config/aarch64/aarch64-simd-builtins.c
16175 (aarch64_fp16_ptr_type_node): Define.
16176 (aarch64_init_fp16_types): New, refactored out of...
16177 (aarch64_init_builtins): ...here, update to call
16178 aarch64_init_fp16_types.
16179 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
16181 (aapcs_vfp_sub_candidate): Likewise.
16183 2016-08-05 Martin Liska <mliska@suse.cz>
16184 Joshua Cranmer <Pidgeot18@gmail.com>
16186 * gcov.c (line_t::has_block): New function.
16187 (enum loop_type): New enum.
16188 (handle_cycle): New function.
16189 (unblock): Likewise.
16190 (circuit): Likewise.
16191 (get_cycles_count): Likewise.
16192 (accumulate_line_counts): Use new loop detection algorithm.
16194 2016-08-05 Martin Liska <mliska@suse.cz>
16196 * gcov.c (output_intermediate_file): Rename
16197 function_info::line_next to next_file_fn.
16198 (process_file): Likewise.
16199 (read_graph_file): Likewise.
16200 (accumulate_line_counts): Likewise.
16201 (output_lines): Likewise.
16203 2016-08-05 Richard Biener <rguenther@suse.de>
16205 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
16206 restriction on threading to a loop header.
16208 2016-08-05 Richard Biener <rguenther@suse.de>
16210 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
16211 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
16212 adjust loop info accordingly.
16214 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
16216 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
16217 before folding call to __builtin_constant_p with parameters to false.
16219 2016-08-05 Alan Modra <amodra@gmail.com>
16221 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
16222 code accidentally committed 2016-05-02 providing class when given
16225 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
16227 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
16228 the case label ranges that partially overlap with OP's value
16231 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
16234 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
16235 Cast builtin function result to __mmask16 instead of __mmask8.
16236 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
16237 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
16238 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
16240 2016-08-04 David Malcolm <dmalcolm@redhat.com>
16242 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
16243 (ASSERT_TRUE_AT): New macro.
16244 (ASSERT_FALSE): Reimplement in terms of...
16245 (ASSERT_FALSE_AT): New macro.
16246 (ASSERT_STREQ_AT): Fix typo in comment.
16248 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
16250 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
16251 labels are exhaustive, designate the label with the widest
16252 range to be the default label.
16254 2016-08-04 Andrew Pinski <apinski@cavium.com>
16256 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
16257 (thunderx_tunings): Use thunderx_vector_cost instead of
16258 generic_vector_cost.
16260 2016-08-04 Martin Liska <mliska@suse.cz>
16262 * gcov.c (main): Fix GNU coding style.
16263 (output_intermediate_file): Likewise.
16264 (process_file): Likewise.
16265 (generate_results): Likewise.
16266 (release_structures): Likewise.
16267 (create_file_names): Likewise.
16268 (find_source): Likewise.
16269 (read_graph_file): Likewise.
16270 (find_exception_blocks): Likewise.
16271 (canonicalize_name): Likewise.
16272 (make_gcov_file_name): Likewise.
16273 (mangle_name): Likewise.
16274 (accumulate_line_counts): Likewise.
16275 (output_branch_count): Likewise.
16276 (read_line): Likewise.
16278 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
16280 PR rtl-optimization/71779
16281 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
16282 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
16283 or if it was truncated.
16285 PR rtl-optimization/70903
16286 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
16288 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
16290 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
16291 accessing SSA_NAME_PTR_INFO.
16293 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
16296 * common/config/avr/avr-common.c (avr_option_optimization_table)
16297 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
16299 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
16302 * config/avr/avr.md: New pattern to work around do_store_flag
16303 generating shift instructions for bit extractions.
16305 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
16307 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
16309 (add_equivalence): Likewise.
16310 (get_value_range): Allocate value range with vrp_value_range_pool.
16311 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
16312 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
16314 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
16316 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
16317 the default for the rs6000 port.
16319 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
16321 PR middle-end/71876
16322 * calls.c (special_function_p): Remove special handling of
16323 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
16324 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
16325 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
16327 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
16329 PR middle-end/72778
16330 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
16331 Don't stop on regular insns.
16333 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
16335 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
16336 size to DImode boundary.
16337 (nvptx_propagate): Likewise.
16339 2016-08-03 Alan Modra <amodra@gmail.com>
16341 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
16342 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
16343 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
16344 from -mefficient-unaligned-vector. Note that this affects fp too.
16346 2016-08-03 Alan Modra <amodra@gmail.com>
16348 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
16351 2016-08-03 Alan Modra <amodra@gmail.com>
16353 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
16354 to a reg. Localize vars.
16356 2016-08-03 Alan Modra <amodra@gmail.com>
16358 * config/rs6000/rs6000.opt: Remove negatives from help strings
16361 2016-08-03 Alan Modra <amodra@gmail.com>
16363 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
16364 Delete duplicated code.
16366 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
16368 PR middle-end/72778
16369 * lra-spills.c (regno_in_use_p): New.
16370 (lra_final_code_change): Use it.
16372 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
16374 PR rtl-optimization/69847
16375 * lra-int.h (struct lra-reg): Use restore_rtx instead of
16377 (lra_rtx_hash): New.
16378 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
16380 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
16381 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
16382 * lra-spills.c (lra_final_code_change): Don't delete insn when the
16383 next insn is USE with the same reg as the current insn source.
16384 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
16386 (lra_constraints_init): Call initiate_invariants.
16387 (lra_constraints_finish): Call finish_invariants.
16388 (struct invariant, invariant_t, invariant_ptr_t): New.
16389 (const_invariant_ptr_t, invariants, invariants_pool): New.
16390 (invariant_table, invariant_hash, invariant_eq_p): New.
16391 (insert_invariant, initiate_invariants, finish_invariants): New.
16392 (clear_invariants, invalid_invariant_regs): New.
16393 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
16394 instead of restore_regno.
16395 (invariant_p, process_invariant_for_inheritance): New.
16396 (inherit_in_ebb): Implement invariant inheritance.
16397 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
16398 (remove_inheritance_pseudos): Implement undoing invariant
16400 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
16401 instead of restore_regno.
16402 * lra-assigns.c (regno_live_length): New.
16403 (reload_pseudo_compare_func): Use regno_live_length.
16404 (assign_by_spills): Use restore_rtx instead of restore_regno.
16405 (lra_assign): Ditto. Initiate regno_live_length.
16407 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
16409 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
16410 __builtin_aarch64_fmindf.
16412 2016-08-02 Bin Cheng <bin.cheng@arm.com>
16414 PR tree-optimization/34114
16415 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
16416 information for more control IVs.
16418 2016-08-02 Bin Cheng <bin.cheng@arm.com>
16420 PR tree-optimization/34114
16421 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
16422 PLUS_EXPR case. Handle SSA_NAME case.
16424 2016-08-02 Tamar Christina <tamar.christina@arm.com>
16426 * config/aarch64/aarch64-simd-builtins.def
16427 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
16428 (__builtin_aarch64_fmaxdf): Likewise.
16429 (__builtin_aarch64_smin_nandf): Likewise.
16430 (__builtin_aarch64_smax_nandf): Likewise.
16431 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
16432 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
16433 (<fmaxmin><mode>3): ...this.
16434 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
16435 (vminnm_f64): Likewise.
16436 (vmin_f64): Likewise.
16437 (vmax_f64): Likewise.
16438 * config/aarch64/iterators.md (FMAXMIN): Merge with...
16439 (FMAXMIN_UNS): ...this.
16440 (fmaxmin): Merged with
16441 (fmaxmin_op): ...this...
16442 (maxmin_uns_op): ...in to this.
16444 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
16446 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16447 Add support for vec_extract on vector float, vector int, vector
16448 short, and vector char vector types.
16449 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
16450 vector float, vector int, vector short, and vector char
16451 optimizations on 64-bit ISA 2.07 systems for both constant and
16452 variable element numbers.
16453 (rs6000_split_vec_extract_var): Likewise.
16454 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
16455 Altivec registers on ISA 2.07 and above.
16456 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
16457 which never was matched due to the split occuring before register
16458 allocation (and the code would not have worked on little endian
16459 systems if it did match). Allow extracts to go to the Altivec
16460 registers if ISA 2.07 (power8). Change from using "" around the
16461 C++ code to using {}'s.
16462 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
16463 vec_extracts when the vector is in memory.
16464 (vsx_extract_v4sf_var): New insn to optimize vector float
16465 vec_extracts when the element number is variable on 64-bit ISA
16467 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
16468 for 64-bit ISA 2.07 as well as ISA 3.0.
16469 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
16470 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
16471 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
16472 optimize vector int, vector short, and vector char vec_extracts
16473 when the vector is in memory.
16474 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
16475 optimize vector int, vector short, and vector char vec_extracts
16476 when the element number is variable.
16478 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
16481 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
16482 does not overlap with other symbol flags.
16484 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
16486 * config/aarch64/aarch64.h (aarch64_frame):
16487 Remove padding0 and hardfp_offset. Add locals_offset,
16488 initial_adjust, callee_adjust, callee_offset and final_adjust.
16489 * config/aarch64/aarch64.c (aarch64_layout_frame):
16490 Remove unused padding0 and hardfp_offset initializations.
16491 Choose frame layout and set frame variables accordingly.
16492 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
16493 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
16494 (aarch64_pop_regs): Likewise.
16495 (aarch64_expand_prologue): Remove all decision code, just emit
16496 prolog according to frame variables.
16497 (aarch64_expand_epilogue): Remove all decision code, just emit
16498 epilog according to frame variables.
16499 (aarch64_initial_elimination_offset): Use offset to local/arg area.
16501 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
16504 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
16505 fix_debug_reg_uses after changing source register mode to
16506 V1TImode if source register is undefined.
16508 2015-08-01 Alan Hayward <alan.hayward@arm.com>
16510 PR tree-optimization/71818
16511 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
16512 with non invariant evolutions
16514 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
16517 * config/avr/avr.md (length) [branch]: Correct insn length
16518 attribute for forward branches.
16520 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
16522 * doc/extend.texi (AVR Built-in Functions): Document
16523 __builtin_avr_nops.
16524 * config/avr/builtins.def (NOPS): New.
16525 * config/avr/avr.c (avr_expand_nops): New static function.
16526 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
16528 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16530 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
16531 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
16534 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
16536 * config/aarch64/aarch64.c (vulcan_tunings): Update
16537 vulcan L1 cache_line_size.
16539 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
16541 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
16542 function that takes a vector memory address, a hard register, an
16543 element number and a temporary base register, and recreates an
16544 address that points to the appropriate element within the vector.
16545 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
16546 (rs6000_split_vec_extract_var): Add support for the target of a
16547 vec_extract with variable element number being a scalar memory
16549 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
16551 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
16552 vsx_extract_<mode>_load insn with a new insn that optimizes
16553 storing either element to a memory location, using scratch
16554 registers to pick apart the vector and reconstruct the address.
16555 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
16556 (vsx_extract_<mode>_store): Rework alternatives to more correctly
16557 support Altivec registers. Add support for ISA 3.0 Altivec d-form
16559 (vsx_extract_<mode>_var): Add support for extracting a variable
16560 element number from memory.
16562 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
16564 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
16565 when testing for compares against constants of the form 0xabab.
16567 2016-07-29 Bin Cheng <bin.cheng@arm.com>
16569 PR tree-optimization/57558
16570 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
16572 (vect_loop_versioning): Support versioning with niter assumptions.
16573 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
16574 (vect_get_loop_niters): New parameter. Reimplement to support
16575 assumptions in loop niter info.
16576 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
16577 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
16578 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
16579 Support loop versioning for niters.
16580 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
16581 (vect_free_loop_info_assumptions): New function.
16582 (vectorize_loops): Free loop niter info for loops with flag
16583 LOOP_F_ASSUMPTIONS set if vectorization failed.
16584 * tree-vectorizer.h (struct _loop_vec_info): New field
16585 num_iters_assumptions.
16586 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
16587 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
16588 (LOOP_REQUIRES_VERSIONING): New macro.
16589 (vect_free_loop_info_assumptions): New decl.
16591 2016-07-29 Bin Cheng <bin.cheng@arm.com>
16593 * cfgloop.h (struct loop): New field constraints.
16594 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
16595 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
16597 * cfgloop.c (alloc_loop): Initialize new field.
16598 * cfgloopmanip.c (copy_loop_info): Copy constraints.
16599 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
16600 Adjust niter analysis wrto loop constraints.
16601 * doc/loop.texi (@node Number of iterations): Add description for loop
16604 2016-07-29 Marek Polacek <polacek@redhat.com>
16607 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
16608 (ix86_expand_round_builtin): Likewise.
16610 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
16611 Georg-Johann Lay <avr@gjlay.de>
16613 PR rtl-optimization/71976
16614 * combine.c (get_last_value): Return 0 if the argument for which
16615 the function is called has a wider mode than the recorded value.
16617 2016-07-29 Marek Polacek <polacek@redhat.com>
16620 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
16621 (altivec_expand_st_builtin): Likewise.
16623 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
16625 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
16626 introduced in r238381.
16628 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
16630 PR middle-end/68217
16631 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
16632 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
16634 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
16636 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
16638 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
16639 Add support for vec_extract of vector double or vector long having
16640 a variable element number on 64-bit ISA 2.07 systems or newer.
16641 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
16643 (rs6000_split_vec_extract_var): New function to split a
16644 vec_extract built-in function with variable element number.
16645 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
16647 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
16648 (UNSPEC_VSX_EXTRACT): Likewise.
16649 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
16650 direct move instructions to be generated on 64-bit ISA 2.07
16651 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
16653 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
16654 arguments for vec_extract variable element.
16655 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
16656 vec_extract with variable element on V2DFmode and V2DImode
16658 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
16659 -mupper-regs-df requirement, since it isn't needed.
16660 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
16661 do direct moves on 64-bit systems, which allows optimization of
16662 vec_extract on 64-bit ISA 2.07 systems and newer.
16664 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
16665 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
16667 * config/aarch64/aarch64.md
16668 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
16669 statement and type.
16670 (<optab>qihi2_aarch64): Likewise, and split into two.
16671 (extendqihi2_aarch64): New.
16672 (zero_extendqihi2_aarch64): New.
16673 * config/aarch64/iterators.md (ldrxt): Remove.
16674 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
16677 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
16679 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
16681 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
16683 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
16684 (aarch64_push_reg): New function to push 1 or 2 registers.
16685 (aarch64_pop_reg): New function to pop 1 or 2 registers.
16686 (aarch64_expand_prologue): Use aarch64_push_regs.
16687 (aarch64_expand_epilogue): Use aarch64_pop_regs.
16689 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
16691 PR tree-optimization/71734
16692 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
16693 attribute instead of REF_LOOP and use it.
16694 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
16695 set it for Loops having non-zero safelen attribute.
16696 (ref_indep_loop_p): Pass zero as initial value for safelen.
16698 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
16700 PR middle-end/72657
16702 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
16703 call using chkp_gimple_call_builtin_p.
16704 (chkp_copy_bounds_for_assign): Likewise.
16706 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16708 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
16709 * config/arm/arm-protos.h (struct tune_params): Likewise.
16710 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
16711 (cortex_a9_sched_adjust_cost): Likewise.
16712 (fa726te_sched_adjust_cost): Likewise.
16713 (arm_adjust_cost): Likewise.
16714 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
16715 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
16716 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
16717 * config/i386/i386.c (ix86_adjust_cost): Likewise.
16718 * config/ia64/ia64.c: Likewise.
16719 * config/m68k/m68k.c: Likewise.
16720 * config/mep/mep.c (mep_adjust_cost): Likewise.
16721 * config/microblaze/microblaze.c (microblaze_adjust_cost):
16723 * config/mips/mips.c (mips_adjust_cost): Likewise.
16724 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
16726 * config/pa/pa.c (pa_adjust_cost): Likewise.
16727 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
16728 (rs6000_debug_adjust_cost): Likewise.
16729 * config/sh/sh.c (sh_adjust_cost): Likewise.
16730 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
16731 (hypersparc_adjust_cost): Likewise.
16732 (sparc_adjust_cost): Likewise.
16733 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
16734 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
16735 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
16737 * config/visium/visium.c (visium_adjust_cost): Likewise.
16738 * doc/tm.texi: Regenerate.
16739 * haifa-sched.c (dep_cost_1): Adjust.
16740 * target.def: Merge adjust_cost and adjust_cost_2.
16742 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16744 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
16746 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16748 * store-motion.c (struct st_expr): Make pattern_regs a vector.
16749 (extract_mentioned_regs): Append to a vector instead of
16750 returning a rtx_expr_list.
16751 (st_expr_entry): Adjust.
16752 (free_st_expr_entry): Likewise.
16753 (store_ops_ok): Likewise.
16754 (store_killed_in_insn): Likewise.
16755 (find_moveable_store): Likewise.
16757 2016-07-28 Martin Liska <mliska@suse.cz>
16759 PR gcov-profile/68025
16760 * tree-profile.c (tree_profiling): Respect
16761 no_profile_instrument_function attribute.
16762 * doc/extend.texi: Document no_profile_instrument_function
16765 2016-07-28 Martin Liska <mliska@suse.cz>
16767 PR rtl-optimization/70944
16768 * combine.c (make_compound_operation):
16769 Do not allow make_compound_operation for vector mode
16771 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
16773 PR middle-end/71994
16774 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
16775 before calling get_ops.
16777 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
16779 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
16780 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
16781 (BITS_PER_UNIT_LOG): Remove.
16782 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
16783 * expr.c (expand_assignment): Likewise.
16784 * stor-layout.c (initialize_sizetypes): Likewise.
16786 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
16788 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
16789 signature of rs6000_expand_vector_extract so that the element
16790 number is a RTX instead of a constant integer.
16791 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
16793 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
16794 (altivec_expand_vec_ext_builtin): Likewise.
16795 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
16796 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
16797 MFVSRLD instruction.
16799 2016-07-27 David Malcolm <dmalcolm@redhat.com>
16801 * input.c (get_pure_location): Move here from tree.c.
16802 (make_location): Likewise. Add header comment.
16803 (selftest::test_accessing_ordinary_linemaps): Verify
16804 pure_location_p, make_location, get_location_from_adhoc_loc and
16805 get_range_from_loc.
16806 * input.h (get_pure_location): Move declaration here from tree.h.
16807 (get_finish): Likewise for inline function.
16808 (make_location): Likewise for declaration.
16809 * tree.c (get_pure_location): Move to input.c.
16810 (make_location): Likewise.
16811 * tree.h (get_pure_location): Move declaration to tree.h.
16812 (get_finish): Likewise for inline function.
16813 (make_location): Likewise for declaration.
16815 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16817 PR middle-end/71078
16818 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
16820 2016-07-27 David Malcolm <dmalcolm@redhat.com>
16822 * system.h (STATIC_ASSERT): Use static_assert if building
16823 with C++11 onwards.
16825 2016-07-27 Richard Biener <rguenther@suse.de>
16827 PR tree-optimization/72517
16828 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
16829 Revert change to not compute read-read dependences.
16831 2016-07-27 Richard Biener <rguenther@suse.de>
16833 * predict.c (set_even_probabilities): Make nedges unsigned.
16835 2016-07-27 Martin Liska <mliska@suse.cz>
16837 * predict.c (set_even_probabilities): Handle unlikely edges.
16838 (combine_predictions_for_bb): Likewise.
16840 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
16843 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
16844 __float128 support when we don't have hardware support, so that
16845 the IEEE built-in functions like isgreater, first call __unordkf3
16846 to make sure neither operand is a NaN, and if both operands are
16847 ordered, do the normal comparison.
16849 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
16851 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
16853 (extract_code_and_val_from_cond_with_ops): Verify that name is
16854 either cond_op0 or cond_op1.
16856 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
16858 PR tree-optimization/18046
16859 * genmodes.c (emit_mode_size_inline): Emit an assert that
16860 verifies that mode is a valid array index.
16861 (emit_mode_nuinits_inline): Likewise.
16862 (emit_mode_inner_inline): Likewise.
16863 (emit_mode_unit_size_inline): Likewise.
16864 (emit_mode_unit_precision_inline): Likewise.
16865 * tree-vrp.c: Include params.h.
16866 (find_switch_asserts): Register edge assertions for the default
16867 label which correspond to the anti-ranges of each case label.
16868 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
16869 * doc/invoke.texi: Document it.
16871 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16873 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
16874 and unnecessary call to gimple_bb.
16876 2016-07-26 Richard Biener <rguenther@suse.de>
16878 PR rtl-optimization/71984
16879 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
16882 2016-07-26 Richard Biener <rguenther@suse.de>
16884 PR middle-end/72517
16885 * expmed.c (extract_bit_field_1): Constrain the vector mode
16886 with element size matching the extraction mode size when
16887 choosing a better vector mode to do the extraction from.
16889 2016-07-26 Richard Biener <rguenther@suse.de>
16890 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
16892 PR middle-end/70920
16893 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
16896 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16898 * tree-ssa-structalias.c (struct scc_info): Change types of
16899 members to auto_sbitmap and auto_vec.
16900 (scc_info::scc_info): New constructor.
16901 (scc_info::~scc_info): New destructor.
16902 (init_scc_info): Remove.
16903 (free_scc_info): Remove.
16904 (find_indirect_cycles): Adjust.
16905 (perform_var_substitution): Likewise.
16906 (free_var_substitution_info): Likewise.
16908 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16910 * tree-outof-ssa.c (struct elim_graph): Change type of members
16911 to auto_vec and auto_sbitmap.
16912 (elim_graph::elim_graph): New constructor.
16913 (delete_elim_graph): Remove.
16914 (expand_phi_nodes): Adjust.
16916 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16918 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
16919 (new_elim_graph): Adjust.
16920 (clear_elim_graph): Likewise.
16921 (delete_elim_graph): Likewise.
16922 (elim_graph_size): Likewise.
16923 (elim_graph_add_node): Likewise.
16924 (elim_graph_add_edge): Likewise.
16925 (elim_graph_remove_succ_edge): Likewise.
16926 (eliminate_name): Likewise.
16927 (eliminate_build): Likewise.
16928 (elim_forward): Likewise.
16929 (elim_unvisited_predecessor): Likewise.
16930 (elim_backward): Likewise.
16931 (elim_create): Likewise.
16932 (eliminate_phi): Likewise.
16933 (expand_phi_nodes): Likewise.
16935 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
16937 * bt-load.c (compute_out): Use auto_sbitmap class.
16938 (link_btr_uses): Likewise.
16939 * cfganal.c (mark_dfs_back_edges): Likewise.
16940 (post_order_compute): Likewise.
16941 (inverted_post_order_compute): Likewise.
16942 (pre_and_rev_post_order_compute_fn): Likewise.
16943 (single_pred_before_succ_order): Likewise.
16944 * cfgexpand.c (pass_expand::execute): Likewise.
16945 * cfgloop.c (verify_loop_structure): Likewise.
16946 * cfgloopmanip.c (fix_bb_placements): Likewise.
16947 (remove_path): Likewise.
16948 (update_dominators_in_loop): Likewise.
16949 * cfgrtl.c (break_superblocks): Likewise.
16950 * ddg.c (check_sccs): Likewise.
16951 (create_ddg_all_sccs): Likewise.
16952 * df-core.c (df_worklist_dataflow): Likewise.
16953 * dse.c (dse_step3): Likewise.
16954 * except.c (eh_region_outermost): Likewise.
16955 * function.c (thread_prologue_and_epilogue_insns): Likewise.
16956 * gcse.c (prune_expressions): Likewise.
16957 (prune_insertions_deletions): Likewise.
16958 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
16959 * graph.c (draw_cfg_nodes_no_loops): Likewise.
16960 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
16961 * lcm.c (compute_earliest): Likewise.
16962 (compute_farthest): Likewise.
16963 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
16964 (unroll_loop_runtime_iterations): Likewise.
16965 (unroll_loop_stupid): Likewise.
16966 * lower-subreg.c (decompose_multiword_subregs): Likewise.
16967 * lra-lives.c: Likewise.
16968 * lra.c (lra): Likewise.
16969 * modulo-sched.c (schedule_reg_moves): Likewise.
16970 (optimize_sc): Likewise.
16971 (get_sched_window): Likewise.
16972 (sms_schedule_by_order): Likewise.
16973 (check_nodes_order): Likewise.
16974 (order_nodes_of_sccs): Likewise.
16975 (order_nodes_in_scc): Likewise.
16976 * recog.c (split_all_insns): Likewise.
16977 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
16978 * reload1.c (reload): Likewise.
16979 * sched-rgn.c (haifa_find_rgns): Likewise.
16980 (split_edges): Likewise.
16981 (compute_trg_info): Likewise.
16982 * sel-sched.c (init_seqno): Likewise.
16983 * store-motion.c (remove_reachable_equiv_notes): Likewise.
16984 * tree-into-ssa.c (update_ssa): Likewise.
16985 * tree-ssa-live.c (live_worklist): Likewise.
16986 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
16987 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
16989 (try_peel_loop): Likewise.
16990 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
16992 * tree-ssa-pre.c (compute_antic): Likewise.
16993 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
16994 * tree-stdarg.c (reachable_at_most_once): Likewise.
16995 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
16996 * var-tracking.c (vt_find_locations): Likewise.
16998 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
17000 * sbitmap.h (auto_sbitmap): New class.
17002 2016-07-26 Alan Modra <amodra@gmail.com>
17005 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
17008 2016-07-25 David Malcolm <dmalcolm@redhat.com>
17010 * input.c (selftest::temp_source_file::temp_source_file): Fix
17011 missing "%s" in fprintf.
17013 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
17015 PR middle-end/71732
17016 * cselib.c (cselib_process_insn): Invalidate argument slots for
17019 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17021 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
17022 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
17023 vmulxh_lane_f16, vmulxh_laneq_f16): New.
17025 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17027 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
17028 * config/aarch64/aarch64.md (fma, fnma): Support HF.
17029 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
17031 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17033 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
17034 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
17036 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
17037 (add<mode>3): Likewise.
17038 (sub<mode>3): Likewise.
17039 (mul<mode>3): Likewise.
17040 (div<mode>3): Likewise.
17041 (*div<mode>3): Likewise.
17042 (<fmaxmin><mode>3): Extend to HF.
17043 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
17044 (fabd<mode>3): Likewise.
17045 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
17046 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
17047 (aarch64_fmulx<mode>): Likewise.
17048 (aarch64_fac<optab><mode>): Likewise.
17049 (aarch64_frecps<mode>): Likewise.
17050 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
17051 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
17052 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
17053 (VSDQ_HSDI): Support HI.
17054 (fcvt_target, FCVT_TARGET): Likewise.
17055 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
17056 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
17057 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
17058 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
17059 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
17060 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
17061 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
17062 vrsqrtsh_f16): New.
17064 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17066 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
17067 * config/aarch64/aarch64-builtins.c (hi_UP): New.
17068 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
17069 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
17071 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
17072 (aarch64_cm<optab><mode>): Likewise.
17073 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
17074 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
17075 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
17076 (sqrt<mode>2): Likewise.
17077 (*sqrt<mode>2): Likewise.
17078 (abs<mode>2): Likewise.
17079 (<optab><mode>hf2): New pattern for HF mode.
17080 (<optab>hihf2): Likewise.
17081 * config/aarch64/arm_neon.h: Include arm_fp16.h.
17082 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
17083 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
17085 * config/aarch64/arm_fp16.h: New file.
17086 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
17087 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
17088 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
17089 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
17090 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
17091 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
17092 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
17093 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
17094 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
17095 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
17096 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
17097 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
17100 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17102 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
17103 reduc_smin_scal_): Use VDQIF_F16.
17104 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
17105 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
17107 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
17108 * config/aarch64/iterators.md (VDQIF_F16): New.
17109 (vp): Support HF modes.
17110 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
17111 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
17113 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17115 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
17116 "*aarch64_mulx_elt_from_dup<mode>".
17117 (*aarch64_mul3_elt<mode>): Update schedule type.
17118 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
17119 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
17120 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
17121 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
17122 (f, fp): Support HF modes.
17123 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
17124 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
17125 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
17126 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
17127 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
17128 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
17130 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17132 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
17133 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
17135 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
17138 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17140 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
17141 * config/aarch64/aarch64-simd.md
17142 (aarch64_rsqrts<mode>): Extend to HF modes.
17143 (fabd<mode>3): Likewise.
17144 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
17145 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
17146 (aarch64_<maxmin_uns>p<mode>): Likewise.
17147 (<su><maxmin><mode>3): Likewise.
17148 (<maxmin_uns><mode>3): Likewise.
17149 (<fmaxmin><mode>3): Likewise.
17150 (aarch64_faddp<mode>): Likewise.
17151 (aarch64_fmulx<mode>): Likewise.
17152 (aarch64_frecps<mode>): Likewise.
17153 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
17154 (add<mode>3): Extend to HF modes.
17155 (sub<mode>3): Likewise.
17156 (mul<mode>3): Likewise.
17157 (div<mode>3): Likewise.
17158 (*div<mode>3): Likewise.
17159 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
17161 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
17162 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
17163 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
17164 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
17165 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
17166 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
17167 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
17168 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
17169 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
17170 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
17171 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
17172 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
17173 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
17174 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
17176 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17178 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
17179 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
17180 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
17181 (neg<mode>2): Likewise.
17182 (abs<mode>2): Likewise.
17183 (<frint_pattern><mode>2): Likewise.
17184 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
17185 (<optab><VDQF:mode><fcvt_target>2): Likewise.
17186 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
17187 (ftrunc<VDQF:mode>2): Likewise.
17188 (<optab><fcvt_target><VDQF:mode>2): Likewise.
17189 (sqrt<mode>2): Likewise.
17190 (*sqrt<mode>2): Likewise.
17191 (aarch64_frecpe<mode>): Likewise.
17192 (aarch64_cm<optab><mode>): Likewise.
17193 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
17195 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
17196 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
17198 * config/aarch64/arm_neon.h (vdup_n_f16): New.
17199 (vdupq_n_f16): Likewise.
17200 (vld1_dup_f16): Use vdup_n_f16.
17201 (vld1q_dup_f16): Use vdupq_n_f16.
17202 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
17203 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
17204 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
17205 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
17206 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
17207 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
17208 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
17209 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
17210 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
17211 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
17212 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
17213 vsqrt_f16, vsqrtq_f16): New.
17215 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17217 * config/aarch64/aarch64-simd.md
17218 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
17219 (aarch64_ext<mode>): Likewise.
17220 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
17221 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
17222 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
17224 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
17226 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
17227 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
17228 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
17229 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
17230 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
17231 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
17232 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
17234 (vmov_n_f16): Reimplement using vdup_n_f16.
17235 (vmovq_n_f16): Reimplement using vdupq_n_f16..
17237 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17239 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
17240 "frame_related_p". Generate CFA annotation when it's necessary.
17241 (aarch64_expand_prologue): Use aarch64_add_constant.
17242 (aarch64_expand_epilogue): Likewise.
17243 (aarch64_output_mi_thunk): Pass "false" when calling
17244 aarch64_add_constant.
17246 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17248 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
17251 2016-07-25 Jiong Wang <jiong.wang@arm.com>
17253 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
17254 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
17255 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
17256 (aarch64_build_constant): Delete.
17258 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
17261 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
17263 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
17264 flag_toplevel_reorder.
17266 2016-07-25 Richard Biener <rguenther@suse.de>
17268 * cgraph.c (cgraph_node::verify_node): Compare against builtin
17269 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
17270 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
17271 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
17272 (streamer_get_builtin_tree): Likewise.
17273 (streamer_write_builtin): Likewise.
17274 * lto-streamer.h (LTO_builtin_decl): Remove.
17275 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
17276 (lto_input_scc): Remove LTO_builtin_decl handling.
17277 (lto_input_tree_1): Liekwise.
17278 * lto-streamer-out.c (lto_output_tree_1): Remove special
17279 handling of builtins.
17280 (DFS::DFS): Likewise.
17281 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
17282 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
17284 (streamer_write_builtin): Remove.
17286 2016-07-25 Martin Liska <mliska@suse.cz>
17288 * lto-cgraph.c (input_symtab): Don't call get_working_sets
17289 if flag_auto_profile is set to true.
17291 2016-07-25 Martin Liska <mliska@suse.cz>
17293 PR gcov-profile/71868
17294 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
17295 have a function with multiple latches, count them all.
17297 2016-07-25 Martin Liska <mliska@suse.cz>
17299 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
17301 2016-07-25 Martin Liska <mliska@suse.cz>
17303 PR tree-optimization/71987
17304 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
17305 just for SSA_NAMEs. Fix GNU coding style.
17307 2016-07-25 Martin Liska <mliska@suse.cz>
17309 PR gcov-profile/64874
17310 * gcov-io.h: Update command about file format.
17311 * gcov-iov.c (main): Adapt the numbering scheme.
17313 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
17315 PR middle-end/66726
17316 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
17317 whose result is used in PHI.
17318 (final_range_test_p): Likewise.
17319 (maybe_optimize_range_tests): Likewise.
17321 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
17323 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
17324 Reformat two multi-line strings.
17326 2016-07-22 Martin Sebor <msebor@redhat.com>
17328 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
17330 2016-07-22 Martin Sebor <msebor@redhat.com>
17333 * doc/extend.texi (Compound Literals): Correct and clarify.
17334 (Cast to Union): Same.
17336 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
17338 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
17339 comments to explain why certain error messages make mention of
17340 undocumented options.
17341 (rs6000_invalid_builtin): Change error messages to replace mention
17342 of undocumented options with mention of the -mcpu=power9 option
17343 that enables those undocumented options.
17344 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
17345 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
17346 definition of this macro to correct an existing error.
17347 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
17348 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
17349 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
17350 descriptions of built-in functions so that they depend on
17351 -mcpu=power9 instead of on the corresponding undocumented flags.
17352 * doc/invoke.texi (Option Summary): Remove all mention of newly
17353 undocumented flags.
17354 (IBM RS/6000 and PowerPC Options): Likewise.
17355 * doc/md.texi (Constraints for Particuliar Machines): Remove all
17356 mention of newly undocumented flags.
17358 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
17360 * ipa-cp.c (determine_versionability): Do not create constprop clones,
17361 when target_clones attribute is set.
17363 2016-07-22 Bin Cheng <bin.cheng@arm.com>
17365 * common.opt (funsafe-loop-optimizations): Mark ignore.
17366 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
17367 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
17369 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
17370 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
17372 2016-07-22 Bin Cheng <bin.cheng@arm.com>
17374 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
17376 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
17378 (number_of_iterations_exit): Warn missed loop optimization for
17379 possible infinite loops.
17381 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
17384 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
17385 when to emit a ".machine" pseudo-op.
17387 2016-07-22 Martin Liska <mliska@suse.cz>
17389 PR gcov-profile/69028
17390 PR gcov-profile/62047
17391 * coverage.c (coverage_compute_lineno_checksum): Do not
17392 calculate checksum for fns w/o xloc.file.
17393 (coverage_compute_profile_id): Likewise.
17395 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
17397 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
17398 (avr_secondary_reload): ...and implementation.
17399 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
17400 * config/avr/avr.md (reload_in<mode>): Remove insns.
17401 (adjust_len) [lpm]: Remove insn attribute value.
17402 * config/avr/predicates.md (flash_operand): Remove insn predicate.
17404 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
17406 PR middle-end/71876
17407 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
17409 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
17410 * calls.c (special_function_p): Remove the special handling of the
17411 "__builtin_" prefix.
17413 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
17415 PR middle-end/71876
17416 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
17417 if STMT may be an alloca call.
17418 (gimple_alloca_call_p, alloca_call_p): Return only true for the
17419 builtin alloca call.
17420 * calls.h (gimple_maybe_alloca_call_p): New function.
17421 * tree-inline.c (inline_forbidden_p_stmt): Use
17422 gimple_maybe_alloca_call_p here.
17424 2016-07-21 David Malcolm <dmalcolm@redhat.com>
17426 * spellcheck-tree.c (best_macro_match::best_macro_match):
17427 Explictly specify the template arguments when invoking the base
17428 class constructor, to help older C++ compilers.
17430 2016-07-21 Jakub Jelinek <jakub@redhat.com>
17433 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
17434 before builtin_decl_implicit.
17436 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
17438 * optabs.c (emit_condiitonal_move): Short circuit for identical
17441 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
17443 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
17444 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
17445 (noce_conversion_profitable_p): New.
17446 (noce_try_store_flag_constants): Use it.
17447 (noce_try_addcc): Likewise.
17448 (noce_try_store_flag_mask): Likewise.
17449 (noce_try_cmove): Likewise.
17450 (noce_try_cmove_arith): Likewise.
17451 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
17453 (noce_convert_multiple_sets): Move cost model to here, from...
17454 (bb_ok_for_noce_convert_multiple_sets) ...here.
17455 (noce_process_if_block): Update calls for above changes.
17456 (noce_find_if_block): Record new noce_if_info parameters.
17458 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
17460 * target.def (max_noce_ifcvt_seq_cost): New.
17461 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
17462 * doc/tm.texi: Regenerate.
17463 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
17464 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
17465 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
17466 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
17467 * doc/invoke.texi: Document new params.
17469 2016-07-21 Richard Biener <rguenther@suse.de>
17471 PR tree-optimization/71947
17472 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
17473 ranges have useful limit_vr information.
17475 2016-07-21 Richard Biener <rguenther@suse.de>
17477 * function-tests.c (build_trivial_generic_function): Set
17478 BLOCK_SUPERCONTEXT of DECL_INITIAL.
17479 * omp-low.c (create_omp_child_function): Likewise.
17480 (grid_expand_target_grid_body): Likewise.
17481 * cgraphunit.c (init_lowered_empty_function): Likewise.
17482 (cgraph_node::expand_thunk): Likewise.
17483 * tree-parloops.c (create_loop_fn): Likewise.
17484 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
17486 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
17488 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
17491 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
17493 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
17494 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
17495 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
17496 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
17497 values for insn attribute.
17498 * config/avr/avr.c (avr_out_insert_notbit): New function.
17499 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
17500 ADJUST_LEN_INSV_NOTBIT_0/_7.
17501 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
17503 2016-07-21 Bin Cheng <bin.cheng@arm.com>
17505 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
17506 (chrec_convert_1, chrec_convert): Ditto.
17507 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
17508 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
17509 * tree-vrp.c (adjust_range_with_scev): Ditto.
17510 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
17511 (scev_var_range_cant_overflow): New function.
17512 (scev_probably_wraps_p): New parameter. Call above function.
17513 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
17515 2016-07-21 Bin Cheng <bin.cheng@arm.com>
17517 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
17518 by removing computation of may_be_zero.
17520 2016-07-21 Jakub Jelinek <jakub@redhat.com>
17522 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
17524 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
17526 Improving concepts performance and diagnostics.
17527 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
17528 for constraint satisfaction and subsumption.
17529 * timevar.h (auto_timevar): New constructor that matches the push/pop
17530 pattern of usage in pt.c.
17532 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
17534 * hwint.h (HOST_WIDE_INT_0): New define.
17535 (HOST_WIDE_INT_0U): Ditto.
17536 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
17537 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
17538 * simplify-rtx.c: Ditto.
17539 * tree-object-size.c: Ditto.
17541 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17543 * config/s390/s390.c (s390_encode_section_info): Remove mode size
17546 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
17548 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
17549 * combine.c: Use HOST_WIDE_INT_M1U instead of
17550 ~(unsigned HOST_WIDE_INT) 0.
17551 * double-int.h: Ditto.
17553 * dwarf2asm.c:Ditto.
17555 * genmodes.c: Ditto.
17557 * read-rtl.c: Ditto.
17558 * tree-ssa-loop-ivopts.c: Ditto.
17559 * tree-ssa-loop-prefetch.c: Ditto.
17560 * tree-vect-generic.c: Ditto.
17561 * tree-vect-patterns.c: Ditto.
17564 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
17566 * config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
17567 constant addresses outside [0,0xc0] into a register.
17568 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
17569 cases where the base address register is unused after.
17570 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
17571 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
17572 (avr_out_store_psi_reg_disp_tiny): Same.
17574 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
17576 Implement attribute progmem on reduced Tiny cores by adding
17577 flash offset 0x4000 to respective symbols.
17580 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
17581 documentation how it works on reduced Tiny cores.
17582 (AVR Named Address Spaces): No support for reduced Tiny.
17583 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
17584 (avr_address_tiny_pm_p): New static function.
17585 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
17586 if the address is in progmem.
17587 (avr_assemble_integer): Same.
17588 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
17589 for symbol_ref in progmem.
17590 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
17591 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
17592 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
17594 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
17596 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
17597 * configure: Regenerate.
17598 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
17599 (USE_THIN_ARCHIVES): New variable.
17600 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
17601 this archive as a thin archive.
17603 2016-07-20 David Malcolm <dmalcolm@redhat.com>
17605 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
17606 same location as last time, don't skip if we have fix-it hints.
17607 Clarify the skipping logic by converting it from one "if" clause
17608 to repeated "if" clauses.
17609 * spellcheck-tree.c: Include "cpplib.h".
17610 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
17611 (best_macro_match::best_macro_match): New constructor.
17612 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
17613 Move here from c/c-decl.c.
17614 (class best_macro_match): Move here from c/c-decl.c, converting
17615 from a typedef to a subclass, gaining a ctor.
17617 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
17619 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
17620 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
17622 (avr_addr_space_diagnose_usage): ...and implementation.
17623 (avr_addr_space_supported_p): New function.
17624 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
17625 report bad address space usage if that space is supported.
17626 (avr_insert_attributes): Same. No more complain about unsupported
17628 * config/avr/avr-c.c (tm_p.h): Include it.
17629 (avr_cpu_cpp_builtins): Only define addr-space related built-in
17630 macro if avr_addr_space_supported_p.
17632 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
17634 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
17635 flag_toplevel_reorder.
17637 2016-07-20 David Malcolm <dmalcolm@redhat.com>
17639 * gcc-rich-location.c
17640 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
17642 * gcc-rich-location.h
17643 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
17645 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
17647 * target.def (addr_space): Add new diagnose_usage to hook vector.
17648 * targhooks.c (default_addr_space_diagnose_usage): Add default
17649 implementation and...
17650 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
17651 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
17652 is some address space, call targetm.addr_space.diagnose_usage.
17653 * doc/tm.texi.in (Named Address Spaces): Add anchor for
17654 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
17655 * doc/tm.texi: Regenerate.
17657 2016-07-20 Martin Liska <mliska@suse.cz>
17659 PR middle-end/71898
17660 * graphite-isl-ast-to-gimple.c (later_of_the_two):
17661 Properly handly PHI stmts.
17663 2016-07-20 Bin Cheng <bin.cheng@arm.com>
17665 PR tree-optimization/71503
17666 PR tree-optimization/71683
17667 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
17670 2016-07-20 Martin Liska <mliska@suse.cz>
17672 * doc/invoke.texi (-fipa-ra): Document when the option is
17673 disabled. Fix a typo.
17675 2016-07-20 Martin Liska <mliska@suse.cz>
17677 * Makefile.in: Include fibonacci_heap.c
17678 * fibonacci_heap.c: New file.
17679 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
17680 (fibonacci_heap::union_with): Fix deletion of the second heap.
17681 * selftest-run-tests.c (selftest::run_tests): Incorporate
17682 fibonacci heap tests.
17683 * selftest.h: Declare fibonacci_heap_c_tests.
17685 2016-07-20 Martin Liska <mliska@suse.cz>
17687 * selftest-run-tests.c (selftest::run_tests): New function.
17688 * selftest.h (sreal_c_tests): Declare.
17689 * sreal.c (sreal_verify_basics): New function.
17690 (verify_aritmetics): Likewise.
17691 (sreal_verify_arithmetics): Likewise.
17692 (verify_shifting): Likewise.
17693 (sreal_verify_shifting): Likewise.
17694 (void sreal_c_tests): Likewise.
17696 2016-07-19 Jakub Jelinek <jakub@redhat.com>
17698 PR rtl-optimization/71916
17699 * cfgrtl.c (contains_no_active_insn_p): Return false also for
17700 bb which have a single succ fake edge.
17702 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
17705 * dwarf2out.c (gen_subprogram_die): Only call
17706 gen_unspecified_parameters_die while dumping early dwarf.
17708 2016-07-19 Jakub Jelinek <jakub@redhat.com>
17710 PR middle-end/71874
17711 * gimple-fold.c (fold_builtin_memory_op): Use
17712 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
17714 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
17716 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
17717 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
17718 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
17719 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
17720 * combine.c: Ditto.
17723 * double-int.c: Ditto.
17725 * dwarf2out.c: Ditto.
17728 * fold-const.c: Ditto.
17729 * function.c: Ditto.
17731 * genmodes.c: Ditto.
17735 * loop-doloop.c: Ditto.
17736 * loop-invariant.c: Ditto.
17737 * loop-iv.c: Ditto.
17742 * rtlanal.c: Ditto.
17743 * simplify-rtx.c: Ditto.
17744 * stor-layout.c: Ditto.
17746 * tree-ssa-loop-ivopts.c: Ditto.
17747 * tree-vect-generic.c: Ditto.
17748 * tree-vect-patterns.c: Ditto.
17753 * wide-int-print.cc: Ditto.
17754 * wide-int.cc: Ditto.
17755 * wide-int.h: Ditto.
17757 2016-07-19 David Malcolm <dmalcolm@redhat.com>
17759 * selftest.c (selftest::assert_streq): Handle NULL values of
17760 val_actual and val_expected.
17762 2016-07-19 Martin Jambor <mjambor@suse.cz>
17765 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
17766 rather than cgraph_create_node to get a call graph node.
17768 2016-07-19 Richard Biener <rguenther@suse.de>
17770 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
17771 handle all tcc_constant bases and valueize SSA names.
17772 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
17773 tcc_constant bases.
17775 2016-07-19 David Malcolm <dmalcolm@redhat.com>
17777 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
17778 the flags of the exit block and bb2, not just the entry block.
17780 2016-07-19 Richard Biener <rguenther@suse.de>
17782 PR tree-optimization/71901
17783 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
17784 align member, group stuff with the bitfield.
17785 (vn_ref_op_align_unit): New inline.
17786 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
17787 record element alignment and operand 3 unchanged.
17788 (ao_ref_init_from_vn_reference): Adjust.
17789 (valueize_refs_1): Likewise.
17790 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
17792 2016-07-19 Richard Biener <rguenther@suse.de>
17794 PR tree-optimization/71908
17795 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
17796 symbolic constants in a more reliable way.
17798 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
17800 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
17802 (vect_update_inits_of_drs): Likewise.
17803 (vect_create_cond_for_alias_checks): Likewise.
17804 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
17806 2016-07-19 Richard Biener <rguenther@suse.de>
17809 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
17810 with an abstract origin that is not an inlined function outer
17811 scope add a self-reference as abstract origin.
17812 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
17814 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
17817 * config/rs6000/rs6000.c (rs6000_function_value): Fix
17818 unintentional System V.4 structure return breakage for structures
17819 with a single floating point element.
17821 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
17823 PR tree-optimization/71734
17824 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
17825 contains REF, use it to check safelen, assume that safelen value
17826 must be greater 1, fix style.
17827 (ref_indep_loop_p_2): Add REF_LOOP argument.
17828 (ref_indep_loop_p): Pass LOOP as additional argument to
17829 ref_indep_loop_p_2.
17831 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
17833 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
17834 allocation in the prologue.
17835 * explow.c (get_dynamic_stack_base): New function to return an address
17836 expression for the dynamic stack base.
17837 (get_dynamic_stack_size): New function to do the required dynamic stack
17838 space size calculations.
17839 (allocate_dynamic_stack_space): Use new functions.
17840 (align_dynamic_address): Move some code from
17841 allocate_dynamic_stack_space to new function.
17842 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
17844 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
17846 * config/s390/s390.c (s390_encode_section_info): Always set
17847 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
17850 2016-07-18 Richard Biener <rguenther@suse.de>
17852 PR tree-optimization/71893
17853 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
17854 for sizetype cast added by array_ref_element_size.
17855 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
17857 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
17859 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
17860 register parameters. Remove code to initialize argument pointer
17861 on TARGET_64BIT. Optimize call to _mcount when it can be reached
17862 using a pc-relative branch. Cleanup conditional code.
17863 * config/pa/pa.md (call_mcount): New expander.
17864 (call_mcount_nonpic): New insn.
17865 (call_mcount_pic): New insn and split.
17866 (call_mcount_pic_post_reload): New insn.
17867 (call_mcount_64bit): New insn and split.
17868 (call_mcount_64bit_post_reload): New insn.
17870 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
17872 * config/avr/predicates.md (const_m255_to_m1_operand): New.
17873 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
17874 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
17875 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
17876 (*usum_widenqihi3, *udiff_widenqihi3)
17877 (*addhi3_zero_extend.const): New combiner insns.
17878 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
17879 just 1 bit is affected.
17880 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
17881 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
17883 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
17885 * omp-low.c (lower_omp_target): Mark data clauses with
17886 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
17887 zero-length subarrays.
17889 2016-07-15 Richard Biener <rguenther@suse.de>
17891 PR tree-optimization/71881
17892 * tree-loop-distribution.c (destroy_loop): Remove blocks in
17893 reverse DOM order to make debug temp generation happy.
17895 2016-07-15 Richard Biener <rguenther@suse.de>
17897 PR tree-optimization/71887
17898 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
17899 verify it is not zero for division / modulo handling.
17900 (value_replacement): Adjust.
17902 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
17903 Julian Brown <julian@codesourcery.com>
17905 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
17906 * config/aarch64/aarch64-cost-tables.h
17907 (vulcan_extra_costs): New variable.
17908 * config/aarch64/aarch64.c
17909 (vulcan_addrcost_table): Likewise.
17910 (vulcan_regmove_cost): Likewise.
17911 (vulcan_vector_cost): Likewise.
17912 (vulcan_branch_cost): Likewise.
17913 (vulcan_tunings): Likewise.
17915 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
17917 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
17918 (output_in_order): Loop over undefined variables too. Output them
17919 via assemble_undefined_decl. Skip variables that correspond to hard
17920 registers or have value-exprs.
17921 * varpool.c (symbol_table::output_variables): Handle undefined
17922 variables together with defined ones.
17924 2016-07-15 Richard Biener <rguenther@suse.de>
17926 * tree-ssa-pre.c (get_representative_for): Make sure to return
17927 the value number of SSA names.
17928 (phi_translate_1): get_representative_for cannot return NULL.
17929 (do_pre_regular_insertion): Remove redundant call to
17930 fully_constant_expression.
17931 (do_pre_partial_partial_insertion): Likewise.
17933 2016-07-15 Bin Cheng <bin.cheng@arm.com>
17935 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
17936 (derive_simple_iv_with_niters): New function.
17937 (simple_iv): Rewrite using simple_iv_with_niters.
17938 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
17939 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
17941 (number_of_iterations_exit): Rewrite using above function.
17942 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
17945 2016-07-15 Richard Biener <rguenther@suse.de>
17947 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
17948 vec_construct cost.
17950 2016-07-14 Jakub Jelinek <jakub@redhat.com>
17952 PR tree-optimization/71872
17953 * tree-data-ref.c (get_references_in_stmt): Ignore references
17954 with is_gimple_constant get_base_address.
17956 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
17958 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
17959 (TARGET_HAVE_LDACQD): New macro.
17960 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
17961 than TARGET_HAVE_LDACQ.
17962 (arm_load_acquire_exclusivedi): Likewise.
17963 (arm_store_release_exclusivedi): Likewise.
17965 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
17967 PR rtl-optimization/71878
17968 * lra-constraints.c (match_reload): Pass information about other
17969 output operands. Create new unique register value if matching input
17970 operand shares same register value as output operand being considered.
17971 (curr_insn_transform): Record output operands already processed.
17973 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17976 PR tree-optimization/70923
17977 * tree-vect-patterns.c: Include mult-synthesis.h.
17978 (target_supports_mult_synth_alg): New function.
17979 (synth_lshift_by_additions): Likewise.
17980 (apply_binop_and_append_stmt): Likewise.
17981 (vect_synth_mult_by_constant): Likewise.
17982 (target_has_vecop_for_code): Likewise.
17983 (vect_recog_mult_pattern): Use above functions to synthesize vector
17984 multiplication by integer constants.
17986 2016-07-14 Alan Modra <amodra@gmail.com>
17988 * config/rs6000/altivec.md (altivec_mov<mode>): Disparage
17989 gpr alternatives. Correct '*' placement on Y,r alternative.
17990 Add '*' on operand 1 of r,r alternative.
17992 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17994 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
17995 * expmed.h: ... Here.
17997 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
17999 * gimple.h (stmt_can_terminate_bb_p): New function.
18000 * tree-cfg.c (need_fake_edge_p): Rename to ...
18001 (stmt_can_terminate_bb_p): ... this; return true if stmt can
18002 throw external; handle const and pure calls.
18003 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
18005 2016-07-14 Richard Biener <rguenther@suse.de>
18007 PR tree-optimization/71866
18008 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
18009 (do_hoist_insertion): Avoid endless recursion when we
18010 didn't insert anything because we managed to simplify
18011 things down to a constant or SSA name.
18012 (fully_constant_expression): Re-write in terms of ...
18013 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
18014 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
18015 vn_nary_build_or_lookup_1.
18016 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
18017 (vn_nary_build_or_lookup): ... this which now wraps it.
18019 2016-07-14 Alan Modra <amodra@gmail.com>
18022 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
18023 with p9_vector override before power9-dform override.
18025 2016-07-13 Andi Kleen <ak@linux.intel.com>
18027 * value-prof.c (gimple_value_profile_transformations): Don't run
18028 when auto_profile is on.
18030 2016-07-13 Andi Kleen <ak@linux.intel.com>
18032 * auto-profile.c (update_inlined_ind_target,
18033 afdo_indirect_call): Print information to dump file.
18035 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
18037 * genrecog.c (special_predicate_operand_p): New function.
18038 (predicate_name): Move function.
18039 (validate_pattern): Don't warn about missing mode for all
18040 define_special_predicate predicates.
18042 2016-07-13 Bin Cheng <bin.cheng@arm.com>
18044 * tree-vect-data-refs.c (vect_no_alias_p): New function.
18045 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
18046 resolve alias checks which are known at compilation time.
18047 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
18048 alias checks are resolved. Move dump info for too many runtime
18049 alias checks to here...
18050 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
18052 2016-07-13 Richard Biener <rguenther@suse.de>
18054 PR tree-optimization/24574
18055 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
18056 position and add shift, rotate, divison and modulo support
18058 (value_replacement): Pass in argument position to absorbing_element_p.
18060 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
18063 * ipa-inline-transform.c (inline_call): Support
18064 instrumented thunks.
18066 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
18068 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
18069 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
18071 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
18072 Baseline. Make initial alternative TARGET_32BIT only.
18073 (udivsi3): Likewise.
18074 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
18075 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
18078 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
18080 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
18081 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
18082 availability with TARGET_HAVE_MOVT.
18083 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
18084 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
18085 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
18087 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
18088 extra instruction if MOVW is available. Use a cost variable
18089 incremented by COSTS_N_INSNS (1) when the condition match rather than
18090 returning an arithmetic expression based on COSTS_N_INSNS. Make
18091 constant with bottom half word zero cost 2 instruction if MOVW is
18093 * config/arm/arm.md (define_attr "arch"): Add v8mb.
18094 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
18095 target is ARMv8-M Baseline.
18096 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
18097 (arm_movtas_ze): Likewise.
18098 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
18099 alternative for constants satisfying j constraint.
18100 (thumb1_movsi_insn): Likewise.
18101 (movsi splitter for K alternative): Tighten condition to not trigger
18102 if movt is available and j constraint is satisfied.
18103 (Pe immediate splitter): Likewise.
18104 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
18105 constant fitting in an halfword to use MOVW.
18106 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
18109 2016-07-13 Richard Biener <rguenther@suse.de>
18111 PR middle-end/71104
18112 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
18113 gimplifying the LHS. Make sure to gimplify a returning twice
18114 call LHS without using SSA names.
18116 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18118 * tree-data-ref.c (find_data_references_in_stmt): Remove
18119 unnecessary call to vec::release.
18120 (graphite_find_data_references_in_stmt): Likewise.
18121 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
18122 * tree-vect-stmts.c (vectorizable_condition): Likewise.
18124 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18126 * cfgexpand.c (expand_used_vars): Make the type of a local
18128 * genmatch.c (lower_for): Likewise.
18129 * haifa-sched.c (haifa_sched_init): Likewise.
18130 (add_to_speculative_block): Likewise.
18131 (create_check_block_twin): Likewise.
18132 * predict.c (handle_missing_profiles): Likewise.
18133 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
18134 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
18135 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
18137 (maybe_lower_iteration_bound): Likewise.
18138 * tree-ssa-sccvn.c (DFS): Likewise.
18139 * tree-stdarg.c (reachable_at_most_once): Likewise.
18140 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
18141 (vectorizable_store): Likewise.
18143 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18145 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
18146 (sccvn_dom_walker): make cond_stack an auto_vec.
18148 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18150 * ree.c (struct ext_state): Make type of members auto_vec.
18151 (find_and_remove_re): Adjust.
18153 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18155 * cfgexpand.c (struct stack_vars_data): Make type of fields
18157 (expand_used_vars): Adjust.
18159 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18161 * ipa.c (record_cdtor_fn): Adjust.
18162 (build_cdtor_fns): Likewise.
18163 (ipa_cdtor_merge): Make static_ctors and static_dtors local
18166 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18168 * genextract.c (struct accum_extract): Add constructor and make
18170 (gen_insn): Adjust.
18172 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18174 * tree.c (struct free_lang_data_d): Add constructor and change
18175 types of members to ones that automatically manage resources.
18176 (fld_worklist_push): Adjust.
18177 (find_decls_types): Likewise.
18178 (find_decls_types_in_eh_region): Likewise.
18179 (free_lang_data_in_cgraph): Stop manually creating and
18180 destroying members of free_lang_data_d.
18182 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
18184 PR rtl-optimization/68961
18185 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
18186 peephole variant. Use sse_reg_operand predicates.
18188 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
18190 * config/i386/predicates.md (x86_64_immediate_operand)
18191 <case CONST_INT>: Remove unneeded truncation to DImode.
18192 <case CONST>: Ditto.
18193 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
18195 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
18198 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
18199 The xxperm and xxpermr instructions require that the 2nd input
18200 operand overlap with the output operand, and not the 1st.
18201 (altivec_vperm_v8hiv16qi): Likewise.
18202 (altivec_vperm_<mode>_uns_internal): Likewise.
18203 (altivec_vpermr_<mode>_internal): Likewise.
18204 (vperm_v8hiv4si): Likewise.
18205 (vperm_v16qiv8hi): Likewise.
18207 2016-07-12 Nathan Sidwell <nathan@acm.org>
18209 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
18210 when -mno-pic-data-is-text-relative is in effect, by default.
18211 * doc/invoke.texi (mpic-data-is-text-relative): Document new
18212 behavior and clarify.
18214 2016-07-12 Martin Liska <mliska@suse.cz>
18216 * params.def: Add avg-loop niter.
18217 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
18218 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
18219 * doc/invoke.texi: Document the new parameter.
18221 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18223 PR middle-end/71700
18224 * expr.c (store_constructor): Mask sign-extended bits when widening
18225 sub-word constructor element at the start of a word.
18227 2016-07-12 Martin Liska <mliska@suse.cz>
18229 * Makefile.in: Append rule for params-options.h.
18230 * params-options.h: New file.
18232 2016-07-12 Martin Liska <mliska@suse.cz>
18234 * ira-build.c (mark_loops_for_removal): Properly iterate
18237 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
18238 Richard Biener <rguenther@suse.de>
18240 PR tree-optimization/23286
18241 PR tree-optimization/70159
18242 * doc/invoke.texi: Document -fcode-hoisting.
18243 * common.opt (fcode-hoisting): New flag.
18244 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
18245 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
18246 (do_regular_insertion): Rename to ...
18247 (do_pre_regular_insertion): ... this and amend general comments
18248 on insertion strathegy.
18249 (do_partial_partial_insertion): Rename to ...
18250 (do_pre_partial_partial_insertion): ... this.
18251 (do_hoist_insertion): New function.
18252 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
18253 and call do_hoist_insertion properly.
18255 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
18256 (pass_pre::execute): Register hoist_insert stats.
18258 2016-07-12 Jakub Jelinek <jakub@redhat.com>
18260 PR middle-end/71716
18261 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
18262 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
18263 is different from mode's bitsize. Small cleanup.
18265 2016-07-12 Richard Biener <rguenther@suse.de>
18267 PR rtl-optimization/68961
18268 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
18269 to simplify to a non-constant.
18271 2016-07-11 Jakub Jelinek <jakub@redhat.com>
18273 PR middle-end/71758
18274 * omp-low.c (expand_omp_target): Gimplify device.
18276 PR tree-optimization/71823
18277 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
18278 to get vec_oprnds2 from op2.
18280 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
18282 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
18283 Hoist common subexpressions.
18284 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
18286 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
18289 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
18290 prevent generation of 'stxsiwx' on pre Power8 hardware.
18292 2016-07-11 David Malcolm <dmalcolm@redhat.com>
18294 * input.c: Include cpplib.h.
18295 (selftest::temp_source_file): New class.
18296 (selftest::temp_source_file::temp_source_file): New ctor.
18297 (selftest::temp_source_file::~temp_source_file): New dtor.
18298 (selftest::should_have_column_data_p): New function.
18299 (selftest::test_should_have_column_data_p): New function.
18300 (selftest::temp_line_table): New class.
18301 (selftest::temp_line_table::temp_line_table): New ctor.
18302 (selftest::temp_line_table::~temp_line_table): New dtor.
18303 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
18304 it to create a temp_line_table.
18305 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
18306 locations that are known to have column data.
18307 (selftest::line_table_case): New struct.
18308 (selftest::test_reading_source_line): Move tempfile handling
18309 to class temp_source_file.
18310 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
18311 (selftest::assert_token_loc_eq): New function.
18312 (ASSERT_TOKEN_LOC_EQ): New macro.
18313 (selftest::test_lexer): New function.
18314 (selftest::boundary_locations): New array.
18315 (selftest::input_c_tests): Call test_should_have_column_data_p.
18316 Loop over a test matrix of interesting values of location and
18317 default_range_bits, calling test_lexer on each case in the matrix.
18318 Move call to test_accessing_ordinary_linemaps into the matrix.
18319 * selftest.h (ASSERT_EQ): Reimplement in terms of...
18320 (ASSERT_EQ_AT): New macro.
18322 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
18325 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
18326 Don't convert TImode in debug insn.
18328 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
18330 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
18331 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
18332 (tree_type_common::lang_flag_7): New.
18333 (tree_type_common::spare): Reduce size.
18334 * tree.h (TYPE_ALIGN_OK): Remove.
18335 (TYPE_LANG_FLAG_7): New.
18336 (get_inner_reference): Adjust header.
18337 * print-tree.c (print_node): Adjust.
18338 * expr.c (get_inner_reference): Remove parameter keep_aligning.
18339 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
18340 calls to get_inner_reference.
18341 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
18342 handling of TYPE_ALIGN_OK.
18343 * builtins.c (get_object_alignment_2): Adjust call to
18344 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
18345 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
18347 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
18348 * cfgexpand.c (expand_debug_expr): Likewise.
18349 * dbxout.c (dbxout_expand_expr): Likewise.
18350 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
18351 loc_list_from_tree, fortran_common): Likewise.
18352 * fold-const.c (optimize_bit_field_compare,
18353 decode_field_reference, fold_unary_loc, fold_comparison,
18354 split_address_to_core_and_offset): Likewise.
18355 * gimple-laddress.c (execute): Likewise.
18356 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
18357 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
18358 * hsa-gen.c (gen_hsa_addr): Likewise.
18359 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
18360 * tsan.c (instrument_expr): Likewise.
18361 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
18362 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
18363 * tree-affine.c (tree_to_aff_combination,
18364 get_inner_reference_aff): Adjust calls to get_inner_reference.
18365 * tree-data-ref.c (split_constant_offset_1,
18366 dr_analyze_innermost): Likewise.
18367 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
18368 * tree-sra.c (ipa_sra_check_caller): Likewise.
18369 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
18370 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
18371 bswap_replace): Likewise.
18372 * tree-vect-data-refs.c (vect_check_gather,
18373 vect_analyze_data_refs): Likewise.
18374 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
18375 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
18378 2016-07-11 David Malcolm <dmalcolm@redhat.com>
18380 * Makefile.in (selftest-valgrind): New phony target.
18381 * function-tests.c (selftest::build_cfg): Delete pass instances
18382 created by the test.
18383 (selftest::convert_to_ssa): Likewise.
18384 (selftest::test_expansion_to_rtl): Likewise.
18385 * tree-cfg.c (selftest::test_linear_chain): Release dominator
18387 (selftest::test_diamond): Likewise.
18389 2016-07-11 Richard Biener <rguenther@suse.de>
18391 PR tree-optimization/71816
18392 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
18393 than replacing all of its operands.
18395 2016-07-11 Alan Modra <amodra@gmail.com>
18397 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
18398 (ctr<mode>): Add unspec.
18399 (ctr<mode>_internal*): Likewise.
18401 2016-07-08 James Bowman <james.bowman@ftdichip.com>
18403 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
18404 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
18406 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
18408 PR rtl-optimization/71621
18409 * lra-constraints.c (process_alt_operands): Check combination of
18410 reg class and mode.
18412 2016-07-08 Jason Merrill <jason@redhat.com>
18413 Richard Biener <rguenther@suse.de>
18415 P0145: Refining Expression Order for C++.
18416 * gimplify.c (initial_rhs_predicate_for): New.
18417 (gimplfy_modify_expr): Gimplify RHS before LHS.
18419 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18422 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
18423 Allow standard error handling to take over when a wrong number
18424 of arguments is presented to __builtin_vec_ld () or
18425 __builtin_vec_st ().
18427 2016-07-08 Jiong Wang <jiong.wang@arm.com>
18429 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
18434 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
18435 __builtin_aarch64_fmaxv2sf.
18436 (vmaxnmq_f32): Likewise.
18437 (vmaxnmq_f64): Likewise.
18438 (vminnm_f32): Likewise.
18439 (vminnmq_f32): Likewise.
18440 (vminnmq_f64): Likewise.
18442 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
18445 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
18446 enable -mfloat128-hardware by default.
18447 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
18448 that IEEE 128-bit hardware support needs.
18449 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
18450 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
18451 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
18452 floating point requires.
18453 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
18454 -mfloat128 and -mfloat128-hardware changes.
18456 2016-07-08 Alan Hayward <alan.hayward@arm.com>
18458 PR tree-optimization/71667
18459 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
18461 2016-07-08 Martin Liska <mliska@suse.cz>
18463 PR middle-end/71606
18464 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
18465 folding produces SAVE_EXPRs, thus return false for the type.
18467 2016-07-07 Martin Liska <mliska@suse.cz>
18469 * file-find.c (remove_prefix): New function.
18470 * file-find.h (remove_prefix): Declare the function.
18471 * gcc-ar.c (main): Skip a folder of the wrapper if
18472 a wrapped binary would point to the same file.
18474 2016-07-07 Jan Hubicka <jh@suse.cz>
18476 * tree-scalar-evolution.c (iv_can_overflow_p): export.
18477 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
18478 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
18480 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
18483 * ipa-inline-analysis.c (compute_inline_parameters): Set
18484 local.can_change_signature to false for intrumentation
18487 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
18489 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
18490 with TARGET_HAVE_MOVT.
18491 (TARGET_HAVE_MOVT): Define.
18492 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
18493 availability with TARGET_HAVE_MOVT.
18494 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
18496 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
18498 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
18499 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
18500 * config/arm/constraints.md (define_constraint "j"): Use
18501 TARGET_HAVE_MOVT to check MOVT availability.
18503 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
18505 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
18507 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
18509 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
18510 (armv8-m.main): Likewise.
18511 (armv8-m.main+dsp): Likewise.
18512 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
18513 (FL_FOR_ARCH8M_MAIN): Likewise.
18514 * config/arm/arm-tables.opt: Regenerate.
18515 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
18516 armv8-m.main+dsp to BE8_LINK_SPEC.
18517 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
18518 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
18519 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
18520 Baseline and Mainline.
18521 (arm_option_override_internal): Also disable arm_restrict_it when
18522 !arm_arch_notm. Update comment for -munaligned-access to also cover
18524 (arm_file_start): Increase buffer size for printing architecture name.
18525 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
18526 and armv8-m.main+dsp.
18527 (mno-unaligned-access): Clarify that this is disabled by default for
18528 ARMv8-M Baseline architectures as well.
18530 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
18532 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
18533 decide whether to prevent some libgcc routines being included for some
18534 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
18535 link between this condition and the one in
18536 libgcc/config/arm/lib1func.S.
18538 2016-07-07 Richard Biener <rguenther@suse.de>
18540 * tree-ssa-pre.c: Include alias.h.
18541 (compute_avail): If we have multiple VN_REFERENCEs with the
18542 same hashtable entry adjust that to make it a valid replacement
18543 for all of them with respect to alignment and aliasing
18544 when doing insertion.
18545 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
18546 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
18548 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
18552 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
18553 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
18556 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18558 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
18559 (adjust_mems): Adjust.
18560 (adjust_insn): Likewise.
18561 (prepare_call_arguments): Likewise.
18563 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18565 * gcse.c (struct ls_expr): Make stores field a vector.
18566 (ldst_entry): Adjust.
18567 (free_ldst_entry): Likewise.
18568 (print_ldst_list): Likewise.
18569 (compute_ld_motion_mems): Likewise.
18570 (update_ld_motion_stores): Likewise.
18572 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18574 * gcse.c (struct ls_expr): Remove loads field.
18575 (ldst_entry): Adjust.
18576 (free_ldst_entry): Likewise.
18577 (print_ldst_list): Likewise.
18578 (compute_ld_motion_mems): Likewise.
18580 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
18582 * store-motion.c (struct st_expr): Make antic_stores a vector.
18583 (st_expr_entry): Adjust.
18584 (free_st_expr_entry): Likewise.
18585 (print_store_motion_mems): Likewise.
18586 (find_moveable_store): Likewise.
18587 (compute_store_table): Likewise.
18588 (remove_reachable_equiv_notes): Likewise.
18589 (replace_store_insn): Likewise.
18590 (build_store_vectors): Likewise.
18592 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18594 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
18595 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
18597 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
18599 PR tree-optimization/71518
18600 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
18601 misalign also for outer loops with negative step.
18603 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
18605 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
18606 (cortex_a53_shift): Add mov_shift.
18607 (cortex_a53_shift_reg): Add new reservation for register shifts.
18608 (cortex_a53_alu): Remove bfm.
18609 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
18610 (cortex_a53_alu_extr): Add new reservation for EXTR.
18611 (bypasses): Improve bypass modelling.
18613 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
18616 * config/avr/avr.c (avr_asm_select_section): Strip off
18617 SECTION_DECLARED from flags when calling get_section.
18619 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18621 * tree-vectorizer.h (vect_memory_access_type): Add
18622 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
18623 * tree-vect-stmts.c (compare_step_with_zero): New function.
18624 (perm_mask_for_reverse): Move further up file.
18625 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
18627 (get_negative_load_store_type): New function.
18628 (get_load_store_type): Call it. Add an ncopies argument.
18629 (vectorizable_mask_load_store): Update call accordingly and
18630 remove tests for negative steps.
18631 (vectorizable_store, vectorizable_load): Likewise. Handle new
18632 memory_access_types.
18634 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18636 * tree-vectorizer.h (vect_memory_access_type): New enum.
18637 (_stmt_vec_info): Add a memory_access_type field.
18638 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
18639 (vect_model_store_cost): Take an access type instead of a boolean.
18640 (vect_model_load_cost): Likewise.
18641 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
18642 vect_model_store_cost and vect_model_load_cost.
18643 * tree-vect-stmts.c (vec_load_store_type): New enum.
18644 (vect_model_store_cost): Take an access type instead of a
18645 store_lanes_p boolean. Simplify tests.
18646 (vect_model_load_cost): Likewise, but for load_lanes_p.
18647 (get_group_load_store_type, get_load_store_type): New functions.
18648 (vectorizable_store): Use get_load_store_type. Record the access
18649 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
18650 (vectorizable_load): Likewise.
18651 (vectorizable_mask_load_store): Likewise. Replace is_store
18652 variable with vls_type.
18654 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18656 * tree-vectorizer.h (vect_grouped_load_supported): Add a
18657 single_element_p parameter.
18658 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
18659 Check the PR65518 case here rather than in vectorizable_load.
18660 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
18661 * tree-vect-stmts.c (vectorizable_load): Likewise.
18663 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18665 * tree-vectorizer.h (gather_scatter_info): New structure.
18666 (vect_check_gather_scatter): Return a bool rather than a decl.
18667 Replace return-by-pointer arguments with a single
18668 gather_scatter_info *.
18669 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
18670 (vect_analyze_data_refs): Update call accordingly.
18671 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
18672 (vectorizable_mask_load_store): Likewise. Also record the
18673 offset dt and vectype in the gather_scatter_info.
18674 (vectorizable_store): Likewise.
18675 (vectorizable_load): Likewise.
18677 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18679 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
18680 strided groups, use the cost of N scalar accesses instead
18681 of ncopies vector accesses.
18682 (vect_model_load_cost): Likewise.
18684 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18686 * tree-vect-stmts.c (vect_cost_group_size): Delete.
18687 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
18688 variable to indicate when once-per-group costs are being used.
18689 (vect_model_load_cost): Likewise. Fix comment and misindented code.
18691 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
18693 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
18694 peeling-for-gaps condition.
18696 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
18698 * config/s390/s390.c (s390_expand_vec_init): Force initializer
18699 element to register if it doesn't match general_operand.
18701 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
18702 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18704 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
18706 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
18707 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
18708 (SIGNBIT): New mode iterator.
18709 (Fsignbit): New mode attribute.
18710 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
18711 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
18712 when direct moves are available.
18713 (signbit<mode>2_dm): New define_insn_and_split).
18714 (signbit<mode>2_dm2): New define_insn.
18716 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18718 PR rtl-optimization/71594
18719 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
18720 into subregs of appropriate mode before trying to emit a conditional
18723 2016-07-05 Jan Hubicka <jh@suse.cz>
18725 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
18726 (simple_iv): Use it.
18728 2016-07-05 Jan Hubicka <jh@suse.cz>
18730 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
18732 2016-07-05 Jiong Wang <jiong.wang@arm.com>
18734 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
18737 2016-07-05 Jan Hubicka <jh@suse.cz>
18739 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
18742 2016-07-05 Richard Biener <rguenther@suse.de>
18744 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
18745 Handle empty else block.
18746 (is_feasible_trace): Likewise.
18747 (split_paths): Likewise.
18749 2016-07-05 Richard Biener <rguenther@suse.de>
18751 * tree-loop-distribution.c (distribute_loop): Fix issue with
18752 the cost model loop.
18754 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
18756 * config/arm/neon-testgen.ml: Delete.
18757 * config/arm/neon.ml: Delete.
18759 2016-07-04 Jakub Jelinek <jakub@redhat.com>
18762 * tree.c (attribute_value_equal): Use get_attribute_name instead of
18763 directly using TREE_PURPOSE.
18765 2016-07-04 Jiong Wang <jiong.wang@arm.com>
18767 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
18768 * config/aarch64/aarch64_neon.h: Likewise.
18769 * config/aarch64/arm_neon.h: Likewise.
18770 * config/aarch64/atomics.md: Likewise.
18771 * config/aarch64/aarch64-simd-builtins.def: Likewise.
18772 * doc/invoke.texi: Likewise.
18774 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
18776 * config/s390/s390.md: Add "z13" cpu_facility.
18777 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
18778 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
18779 condition" type instructions.
18781 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
18782 Jeff Law <law@redhat.com>
18784 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
18785 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
18787 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
18789 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
18790 permutation for TARGET_AVX512F.
18791 (ix86_expand_vec_one_operand_perm_avx512): New function.
18792 (expand_vec_perm_1): Invoke introduced function.
18793 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
18794 it may be not valid after vectorization.
18796 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18799 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
18800 typo in comment. Only force to memory if it is a weak
18801 external reference.
18803 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
18804 Jiong Wang <jiong.wang@arm.com>
18806 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
18807 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
18808 (AARCH64_FL_F16): New.
18809 (AARCH64_FL_FOR_ARCH8_2): New.
18810 (AARCH64_ISA_8_2): New.
18811 (AARCH64_ISA_F16): New.
18812 (TARGET_FP_F16INST): New.
18813 (TARGET_SIMD_F16INST): New.
18814 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
18815 ("fp"): Disabling "fp" also disables "fp16".
18816 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
18817 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
18818 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
18819 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
18821 2016-07-04 Jan Beulich <jbeulich@suse.com>
18823 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
18825 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
18828 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
18829 the insns, use an insn form that does not adjust the offset on
18830 little endian systems.
18832 2016-07-01 Jan Beulich <jbeulich@suse.com>
18834 * varasm.c (get_variable_section): Validate initializer in
18835 named .bss-like sections.
18837 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
18839 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
18840 Exchange the order of the second and third operands in the vpermr
18841 instruction tmeplate.
18843 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
18846 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
18847 Disallow TDmode values.
18849 2016-07-01 Alan Modra <amodra@gmail.com>
18851 PR rtl-optimization/71709
18852 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
18853 being set, not referenced.
18855 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
18857 PR tree-optimization/70729
18858 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
18859 of loop since it can be not valid after transformation.
18861 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18863 * config/arm/arm.c (thumb_reload_in_hi): Delete.
18864 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
18866 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
18868 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
18871 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
18874 * config/rs6000/constraints.md (wY constraint): New constraint to
18875 match the requirements for the LXSD and STXSD instructions.
18876 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
18877 predicate to match the requirements for the LXSD and STXSD
18879 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
18880 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
18881 to make sure that the bottom 2 bits of offset are 0, the address
18882 form is offsettable, and no updating is done in the address mode.
18883 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
18884 (movdi_internal32): Likewise
18885 (movdi_internal64): Likewise.
18887 2016-06-30 Jakub Jelinek <jakub@redhat.com>
18889 PR tree-optimization/71707
18890 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
18891 strinfo even for ADDR_EXPR ptr.
18893 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
18895 * config/rs6000/altivec.md (darn_32): Change the condition to
18896 TARGET_P9_MISC instead of TARGET_MODULO.
18897 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
18898 condition expression.
18899 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
18900 condition expression.
18901 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
18902 (DFP_TEST): New code iterator.
18903 (dfptstsfi_<code>_mode>): New define_expand.
18904 (*dfp_sgnfcnc_<mode>): New define_insn.
18905 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
18906 definition next to BU_P9_MISC_1 definition and change the MASK
18907 value to RS6000_BTM_P9_MISC.
18908 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
18909 (BU_P9_64BIT_MISC_0): Likewise.
18910 (BU_P9_DFP_MISC_0): New macro definition.
18911 (BU_P9_DFP_MISC_1): New macro definition.
18912 (BU_P9_DFP_MISC_2): New macro definition.
18913 (BU_P9_DFP_OVERLOAD_1): New macro definition.
18914 (BU_P9_DFP_OVERLOAD_2): New macro definition.
18915 (BU_P9_DFP_OVERLOAD_3): New macro definition.
18916 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
18917 (TSTSFI_LT_TD): Likewise.
18918 (TSTSFI_EQ_DD): Likewise.
18919 (TSTSFI_EQ_TD): Likewise.
18920 (TSTSFI_GT_DD): Likewise.
18921 (TSTSFI_GT_TD): Likewise.
18922 (TSTSFI_OV_DD): Likewise.
18923 (TSTSFI_OV_TD): Likewise.
18924 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
18925 (TSTSFI_LT_DD): Likewise.
18926 (TSTSFI_LT_TD): Likewise.
18927 (TSTSFI_EQ): Likewise.
18928 (TSTSFI_EQ_DD): Likewise.
18929 (TSTSFI_EQ_TD): Likewise.
18930 (TSTSFI_GT): Likewise.
18931 (TSTSFI_GT_DD): Likewise.
18932 (TSTSFI_GT_TD): Likewise.
18933 (TSTSFI_OV): Likewise.
18934 (TSTSFI_OV_DD): Likewise.
18935 (TSTSFI_OV_TD): Likewise.
18936 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
18937 overloaded test significance functions.
18938 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
18939 OPTION_MASK_P9_MISC into the representation of this mask.
18940 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
18942 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
18943 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
18945 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
18946 argument is a 6-bit unsigned literal value if the icode argument
18947 represents a DFP test significance built-in call.
18948 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
18949 flag used independently and in combination with the
18950 RS6000_BTM_64BIT flag.
18951 (rs6000_opt_masks): Add entry for power9-misc command-line option.
18952 (rs6000_builtin_mask_names): Add entry for power9-misc
18953 command-line option.
18954 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
18955 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
18956 RS6000_BTM_P9_MISC macros.
18957 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
18958 option and change the description of the -mpower9-vector option to
18959 enable only vector instructions, removing its erroneously claimed
18960 support for scalar instructions.
18961 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
18962 the ISA 3.0 digital floating point test significance built-in
18965 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
18967 * config/aarch64/aarch64.c (cortexa35_tunings):
18968 Enable AES fusion. Use cortexa57_branch_cost.
18969 (cortexa53_tunings): Use cortexa57_branch_cost.
18970 (cortexa72_tunings): Use cortexa57_branch_cost.
18971 Use AUTOPREFETCHER_WEAK.
18972 (cortexa73_tunings): Use cortexa57_branch_cost.
18974 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18975 James Greenhalgh <james.greenhalgh@arm.com>
18977 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
18978 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
18979 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
18980 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
18981 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
18982 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
18983 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
18984 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
18985 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
18986 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
18987 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
18988 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
18989 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
18992 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
18993 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18995 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
18997 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
18999 2016-06-30 David Malcolm <dmalcolm@redhat.com>
19002 * gcc.c (driver::build_option_suggestions): Pass "option" to
19003 add_misspelling_candidates.
19004 * opts-common.c (add_misspelling_candidates): Add "option" param;
19005 use it to avoid adding negated forms for options marked with
19007 * opts.h (add_misspelling_candidates): Add "option" param.
19009 2016-06-30 Jakub Jelinek <jakub@redhat.com>
19011 PR middle-end/71693
19012 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
19013 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
19014 first when permuting bitwise operation with rotate. Cast
19015 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
19017 2016-06-29 David Malcolm <dmalcolm@redhat.com>
19019 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
19020 for misspelled param names.
19021 * params.c: Include spellcheck.h.
19022 (find_param_fuzzy): New function.
19023 * params.h (find_param_fuzzy): New prototype.
19024 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
19025 * spellcheck.h (struct edit_distance_traits<const char *>):
19028 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
19030 * config/rs6000/predicates.md (const_0_to_7_operand): New
19031 predicate, recognize 0..7.
19032 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
19033 support for doing extracts from V16QImode, V8HImode, V4SImode
19035 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
19036 vector extract support.
19037 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
19038 for ISA 3.0 vector extract.
19039 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
19040 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
19041 extracts of a constant element number from small integer vectors
19042 on 64-bit ISA 3.0 systems.
19043 (vsx_extract_<mode>_di): Likewise.
19044 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
19045 say when we can do ISA 3.0 vector extracts.
19046 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
19047 registers, using the stxsiwx instruction.
19049 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
19051 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
19052 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
19053 qdf24xx_regmove_cost, qdf24xx_tunings): New.
19054 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
19055 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
19056 * config/arm/arm.c (arm_qdf24xx_tune): New.
19058 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
19060 * config/aarch64/aarch64.c (cortexa53_tunings):
19061 Increase loop alignment to 8. Set function alignment to 16.
19062 (cortexa35_tunings): Likewise.
19063 (cortexa57_tunings): Increase loop alignment to 8.
19064 (cortexa72_tunings): Likewise.
19065 (cortexa73_tunings): Likewise.
19067 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
19069 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
19070 for arm_fp16_ok and arm_fp16_hw.
19071 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
19072 arm_fp16_alternative.
19074 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
19076 PR tree-optimization/71655
19077 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
19078 types when swapping operands.
19080 2016-06-29 Martin Liska <mliska@suse.cz>
19082 PR middle-end/71585
19083 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
19084 * ipa-inline-transform.c (inline_call): Remove unnecessary call
19085 of build_optimization_node.
19087 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
19089 PR tree-optimization/70729
19090 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
19091 independent in loops having positive safelen value.
19092 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
19093 it may be not valid after vectorization.
19095 2016-06-29 Jakub Jelinek <jakub@redhat.com>
19097 PR tree-optimization/71625
19098 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
19099 is sorted by ascending list->offset. If PTR is non-NULL and there is
19100 previous strinfo, call get_stridx_plus_constant.
19101 (get_stridx): Pass exp as second argument to get_addr_stridx.
19102 (addr_stridxptr): Add missing list = list->next, so that there can be
19103 more than one entries in the list. Bump limit from 16 to 32. Ensure
19104 the list is sorted by ascending list->offset.
19105 (get_stridx_plus_constant): Adjust so that it can be also called with
19106 ADDR_EXPR instead of SSA_NAME as PTR.
19107 (handle_char_store): Pass NULL_TREE as second argument to
19110 2016-06-29 Richard Biener <rguenther@suse.de>
19112 PR rtl-optimization/68961
19113 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
19115 2016-06-29 Richard Biener <rguenther@suse.de>
19117 PR middle-end/71002
19118 * alias.c (component_uses_parent_alias_set_from): Handle
19119 type punning through union accesses by using the union alias set.
19120 * gimple.c (gimple_get_alias_set): Remove union type punning case.
19122 2016-07-29 Richard Biener <rguenther@suse.de>
19124 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
19125 precision not matching mode precision.
19127 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
19129 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
19130 pa_output_arg_descriptor.
19131 (call_val_symref_64bit_post_reload): Likewise.
19132 (call_val_powf_64bit_post_reload): Likewise.
19133 (sibcall_internal_symref_64bit): Likewise.
19134 (sibcall_value_internal_symref_64bit): Likewise.
19136 2016-06-28 Jakub Jelinek <jakub@redhat.com>
19138 PR middle-end/71626
19139 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
19140 a constant, force its SUBREG_REG into memory or register instead
19143 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
19146 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
19147 * doc/invoke.texi (AVR Options): Document it.
19149 2016-06-28 Walter Lee <walt@tilera.com>
19151 * config/tilegx/linux.h: Do not include arch/icache.h
19152 (CLEAR_INSN_CACHE): Provide inlined definition directly.
19153 * config/tilepro/linux.h: Do not include arch/icache.h
19154 (CLEAR_INSN_CACHE): Provide inlined definition directly.
19156 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
19158 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
19159 for big-endian BIT_FIELD_REF.
19161 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
19163 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
19164 ('size' attribute): Add '128'.
19166 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
19167 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
19168 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
19169 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
19170 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
19171 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
19172 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
19173 *trunc<mode>df2_odd): Set size attribute to '128'.
19174 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
19175 * config/rs6000/power6.md (power6-fp): Include dfp type.
19176 * config/rs6000/power7.md (power7-fp): Likewise.
19177 * config/rs6000/power8.md (power8-fp): Likewise.
19178 * config/rs6000/power9.md: New file.
19179 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
19180 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
19181 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
19183 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
19184 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
19185 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
19186 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
19187 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
19188 dfp_dscri_<mode>): Change type attribute to dfp.
19189 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
19190 attribute to vecsimple.
19191 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
19192 and prefetch streams.
19193 (rs6000_option_override_internal): Remove temporary code setting
19194 tuning to power8. Don't set rs6000_sched_groups for power9.
19195 (last_scheduled_insn): Change to rtx_insn *.
19196 (divide_cnt, vec_load_pendulum): New variables.
19197 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
19198 (rs6000_issue_rate): Set issue rate for Power9.
19199 (is_power9_pairable_vec_type): New.
19200 (power9_sched_reorder2): New.
19201 (rs6000_sched_reorder2): Call new function for Power9 specific
19203 (insn_must_be_first_in_group): Remove Power9.
19204 (insn_must_be_last_in_group): Likewise.
19205 (force_new_group): Likewise.
19206 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
19207 Initialize divide_cnt/vec_load_pendulum.
19208 (_rs6000_sched_context, rs6000_init_sched_context,
19209 rs6000_set_sched_context): Handle context save/restore of new
19212 2016-06-28 Richard Biener <rguenther@suse.de>
19214 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
19215 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
19216 COMPONENT_REF operand.
19217 (nonoverlapping_component_refs_p): Likewise.
19218 * stor-layout.c (start_bitfield_representative): Mark
19219 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
19221 2016-06-28 Jakub Jelinek <jakub@redhat.com>
19223 * Makefile.in: Don't cat ../stage_current if it does not exist.
19225 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
19226 last argument is a bit-field.
19228 PR rtl-optimization/71673
19229 * internal-fn.c (expand_arith_overflow_result_store): Use
19230 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
19231 expand_simple_binop.
19233 PR middle-end/66867
19234 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
19235 expand_ifn_atomic_compare_exchange): New functions.
19236 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
19237 * tree.h (build_call_expr_internal_loc): Rename to ...
19238 (build_call_expr_internal_loc_array): ... this. Fix up type of
19240 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
19241 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
19242 ATOMIC_COMPARE_EXCHANGE result.
19243 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
19244 * gimple-fold.h (optimize_atomic_compare_exchange_p,
19245 fold_builtin_atomic_compare_exchange): New prototypes.
19246 * gimple-fold.c (optimize_atomic_compare_exchange_p,
19247 fold_builtin_atomic_compare_exchange): New functions..
19248 * tree-ssa.c (execute_update_addresses_taken): If
19249 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
19250 of call when finding addressable vars, and if such var becomes
19251 non-addressable, call fold_builtin_atomic_compare_exchange.
19253 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
19256 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
19257 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
19259 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
19261 * config/rs6000/rs6000.md ('type' attribute): Add
19262 veclogical,veccmpfx,vecexts,vecmove insn types.
19263 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
19264 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
19265 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
19266 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
19267 *nabs<mode>2_hw): Change type to vecmove.
19268 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
19269 *boolcc<mode>3_internal, *eqv<mode>3_internal,
19270 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
19271 *ieee_128bit_vsx_abs<mode>2_internal,
19272 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
19273 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
19274 *ieee128_mtvsrd_32bit): Change type to veclogical.
19275 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
19276 *movdi_internal32, *movdi_internal64): Update insn types.
19277 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
19278 vsx_extract_<mode>): Change type to veclogical.
19279 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
19280 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
19281 *vsx_sign_extend_si_v2di): Change type to vecexts.
19282 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
19283 type to veclogical.
19284 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
19285 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
19286 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
19287 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
19288 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
19289 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
19290 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
19291 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
19292 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
19293 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
19294 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
19295 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
19296 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
19297 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
19298 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
19299 (ppc7450-vecsimple): Add veclogical, vecmove.
19300 (ppc7450-veccmp): Add veccmpfx.
19301 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
19303 (ppc8540_vector_compare): Add veccmpfx.
19304 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
19305 * config/rs6000/cell.md (cell-fp): Add fpsimple.
19306 (cell-vecsimple): Add veclogical, vecmove.
19307 (cell-veccmp): Add veccmpfx.
19308 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
19309 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
19311 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
19312 * config/rs6000/power4.md (power4-fp): Add fpsimple.
19313 (power4-vecsimple): Add veclogical, vecmove.
19314 (power4-veccmp): Add veccmpfx.
19315 * config/rs6000/power5.md (power5-fp): Add fpsimple.
19316 * config/rs6000/power6.md (power6-fp): Add fpsimple.
19317 (power6-vecsimple): Add veclogical, vecmove.
19318 (power6-veccmp): Add veccmpfx.
19319 * config/rs6000/power7.md (power7-fp): Add fpsimple.
19320 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
19321 * config/rs6000/power8.md (power8-fp): Add fpsimple.
19322 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
19323 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
19324 * config/rs6000/titan.md (titan_fp): Add fpsimple.
19325 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
19327 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
19329 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
19332 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
19333 OPTION_MASK_P9_DFORM_VECTOR.
19334 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
19335 disable -mpower9-dform-vector when using reload.
19336 (quad_address_p): Remove 'gpr_p' argument and all associated code.
19337 New 'strict' argument. Update all callers. Add strict addressing
19339 (rs6000_legitimate_offset_address_p): Remove call to
19340 virtual_stack_registers_memory_p.
19341 (rs6000_legitimize_reload_address): Add quad address support.
19342 (rs6000_legitimate_address_p): Move call to quad_address_p above
19343 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
19344 to account for new strict usage.
19345 (rs6000_output_move_128bit): Adjust quad_address_p args to account
19346 for new strict usage.
19347 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
19349 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
19356 * config/i386/i386.c (ix86_spill_class): Disable condition to
19357 always return NO_REGS.
19359 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
19361 * predict.c: Include gimple-pretty-print.h
19362 (predicted_by_loop_heuristics_p): Check also
19363 PRED_LOOP_EXIT_WITH_RECURSION
19364 (predict_loops): Find self recursive calls and use special purpose
19365 predictors for them; dump log about decisions.
19366 (pass_profile::execute): Dump info about #of iterations.
19367 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
19368 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
19370 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
19372 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
19373 output_asm_insn calls and shorten long lines. Output .CALL
19374 argument descriptor using pa_output_arg_descriptor. Add various
19375 inline $$dyncall and other optimizations.
19376 (pa_attr_length_indirect_call): Adjust ordering and lengths.
19378 2016-06-25 Jakub Jelinek <jakub@redhat.com>
19380 PR tree-optimization/71643
19381 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
19384 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
19385 leak a bitmap if dep_bb is NULL.
19387 PR tree-optimization/71631
19388 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
19389 to rewrite_expr_tree even if negate_result, move new_lhs var
19390 declaration and initialization earlier, for powi_result set afterwards
19391 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
19392 if new_lhs != lhs, and don't shadow gsi var.
19394 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
19396 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
19397 Add in_loop parameter.
19398 (predict_loops): Add loop guard heuristics.
19399 * predict.def (PRED_LOOP_GUARD): New heuristics.
19401 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
19403 * predict.c: Include ipa-utils.h
19404 (tree_bb_level_prediction): Predict recursive calls.
19405 (tree_estimate_probability_bb): Skip inexpensive calls for call
19407 * predict.def (PRED_RECURSIVE_CALL): New.
19409 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19411 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
19412 (BU_FLOAT128_1): Likewise.
19414 (COPYSIGNQ): Likewise.
19415 (RS6000_BUILTIN_NANQ): Likewise.
19416 (RS6000_BUILTIN_NANSQ): Likewise.
19417 (RS6000_BUILTIN_INFQ): Likewise.
19418 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
19419 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
19420 (TARGET_FOLD_BUILTIN): New #define.
19421 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
19422 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
19423 (rs6000_fold_builtin): New target hook implementation, handling
19424 folding of 128-bit NaNs and infinities.
19425 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
19426 entries are filled in to avoid problems during bootstrap
19427 self-test; define builtins for 128-bit NaNs and infinities.
19428 (rs6000_opt_mask): Add entry for float128.
19429 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
19430 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
19431 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
19432 (const_str_type_node): New #define.
19433 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
19434 to a define_expand that dispatches to either copysign<mode>3_soft
19435 or copysign<mode>3_hard.
19436 (copysign<mode>3_hard): Rename from copysign<mode>3.
19437 (copysign<mode>3_soft): New define_insn.
19438 * doc/extend.texi: Document new builtins.
19440 2016-06-24 Jakub Jelinek <jakub@redhat.com>
19442 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
19443 PRIu64 instead of lu.
19445 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
19448 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
19449 copy the type name.
19451 2016-06-24 Jakub Jelinek <jakub@redhat.com>
19453 PR tree-optimization/71647
19454 * omp-low.c (lower_rec_input_clauses): Convert
19455 omp_clause_aligned_alignment (c) to size_type_node for the
19456 last argument of __builtin_assume_aligned.
19458 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
19460 * configure.ac (calling ___tls_get_addr via GOT): New
19461 assembler/linker check.
19462 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
19463 assembler and linker supports calling ___tls_get_addr via GOT.
19464 Otherise, defined to 0.
19465 * config.in: Regenerated.
19466 * configure: Likewise.
19467 * config/i386/constraints.md (Yb): New constraint.
19468 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
19469 (REG_CLASS_NAMES): Likewise.
19470 (REG_CLASS_CONTENTS): Likewise.
19471 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
19472 the b constraint with the Yb constraint. Call ___tls_get_addr
19473 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
19475 (*tls_local_dynamic_base_32_gnu): Likewise.
19476 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
19477 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
19478 (*tls_local_dynamic_base_64_<mode>): Likewise.
19480 2016-06-24 Martin Liska <mliska@suse.cz>
19482 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
19483 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
19485 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
19486 argument to true if the expected number of iterations is
19489 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
19491 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
19492 assemble for 32bit target.
19493 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
19494 and $ld_ix86_gld_32_opt to link for 32bit target.
19495 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
19496 * configure: Regenerate.
19498 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19500 * config/arm/arm.c (int_log2): Delete definition and prototype.
19501 (shift_op): Use exact_log2 instead of int_log2.
19502 (vfp3_const_double_for_fract_bits): Likewise.
19504 2016-06-24 Jakub Jelinek <jakub@redhat.com>
19506 * internal-fn.c (expand_arith_set_overflow): New function.
19507 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
19509 (expand_arith_overflow_result_store): Likewise. Handle precision
19510 smaller than mode precision.
19511 * tree-vrp.c (extract_range_basic): For imag part, handle
19512 properly signed 1-bit precision result.
19513 * doc/extend.texi (__builtin_add_overflow): Document that last
19514 argument can't be pointer to enumerated or boolean type.
19515 (__builtin_add_overflow_p): Document that last argument can't
19516 have enumerated or boolean type.
19518 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
19519 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19521 * config/rs6000/predicates.md (splat_input_operand): Rework.
19522 Don't allow constants, since the insns that use this predicate
19523 don't support constants. Constants are handled by other insns
19524 that are created via combine. During and after register
19525 allocation, only allow indexed or indirect addresses, and not
19526 general addresses. Only allow modes supported by the hardware.
19527 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
19528 comment. Move check for using VSPLTIS<x> to a common location,
19529 instead of doing it in two different places.
19531 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
19533 * config/i386/driver-i386.c (host_detect_local_cpu): Set
19534 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
19535 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
19536 signature_CENTAUR_ebx.
19538 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
19542 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
19543 (as_ix86_gas_32_opt): This.
19544 (ld_ix86_tls_ldm_opt): Renamed to ...
19545 (ld_ix86_gld_32_opt): This.
19546 (R_386_TLS_LDM reloc): Updated.
19547 (R_386_GOT32X reloc): New assembler/linker check.
19548 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
19549 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
19551 * config.in: Regenerated.
19552 * configure: Likewise.
19553 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
19554 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
19555 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
19556 if ix86_force_load_from_GOT_p returns true.
19557 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
19558 ix86_force_load_from_GOT_p returns true.
19559 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
19560 the external function address via the GOT slot.
19561 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
19562 HAVE_AS_IX86_GOT32X before returning false.
19563 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
19564 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
19566 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
19568 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
19570 2016-06-23 Andi Kleen <ak@linux.intel.com>
19572 * Makefile.in: Regenerate.
19573 * doc/install.texi: Document autoprofiledbootstrap.
19575 2016-06-23 Andi Kleen <ak@linux.intel.com>
19577 * config/i386/gcc-auto-profile: New file.
19579 2016-06-23 Martin Liska <mliska@suse.cz>
19581 PR middle-end/71619
19582 * predict.c (predict_loops): Revert the hunk that was removed
19585 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
19587 * config.gcc: Add support for arm*-*-phoenix* targets.
19588 * config/arm/t-phoenix: New.
19589 * config/phoenix.h: New.
19591 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
19592 H.J. Lu <hongjiu.lu@intel.com>
19595 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
19596 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
19597 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
19598 ix86_force_load_from_GOT_p returns true.
19599 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
19600 ix86_force_load_from_GOT_p returns true.
19601 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
19602 ix86_force_load_from_GOT_p returns true.
19603 (ix86_expand_move): Load the external function address via the
19604 GOT slot if ix86_force_load_from_GOT_p returns true.
19605 * config/i386/predicates.md (x86_64_immediate_operand): Return
19606 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
19607 (x86_64_zext_immediate_operand): Ditto.
19609 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
19611 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
19613 2016-06-22 David Malcolm <dmalcolm@redhat.com>
19616 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
19617 * diagnostic.c (pedwarn_at_rich_loc): New function.
19618 * spellcheck.h (best_match::best_match): Add a
19619 "best_distance_so_far" optional parameter.
19620 (best_match::set_best_so_far): New method.
19621 (best_match::get_best_distance): New accessor.
19622 (best_match::get_best_candidate_length): New accessor.
19624 2016-06-22 Nick Clifton <nickc@redhat.com>
19626 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
19627 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
19628 modes are accepted as well.
19629 (ucompare_loc_descriptor): Likewise.
19630 (minmax_loc_descriptor): Likewise.
19631 (clz_loc_descriptor): Likewise.
19632 (popcount_loc_descriptor): Likewise.
19633 (bswap_loc_descriptor): Likewise.
19634 (rotate_loc_descriptor): Likewise.
19635 (mem_loc_descriptor): Likewise.
19636 (loc_descriptor): Likewise.
19638 2016-06-22 David Malcolm <dmalcolm@redhat.com>
19640 * common.opt (fdiagnostics-parseable-fixits): New option.
19641 * diagnostic.c: Include "selftest.h".
19642 (print_escaped_string): New function.
19643 (print_parseable_fixits): New function.
19644 (diagnostic_report_diagnostic): Call print_parseable_fixits.
19645 (selftest::assert_print_escaped_string): New function.
19646 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
19647 (selftest::test_print_escaped_string): New function.
19648 (selftest::test_print_parseable_fixits_none): New function.
19649 (selftest::test_print_parseable_fixits_insert): New function.
19650 (selftest::test_print_parseable_fixits_remove): New function.
19651 (selftest::test_print_parseable_fixits_replace): New function.
19652 (selftest::diagnostic_c_tests): New function.
19653 * diagnostic.h (struct diagnostic_context): Add field
19654 "parseable_fixits_p".
19655 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
19656 -fdiagnostics-parseable-fixits.
19657 (-fdiagnostics-parseable-fixits): New option.
19658 * opts.c (common_handle_option): Handle
19659 -fdiagnostics-parseable-fixits.
19660 * selftest-run-tests.c (selftest::run_tests): Call
19661 selftest::diagnostic_c_tests.
19662 * selftest.h (selftest::diagnostic_c_tests): New prototype.
19664 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
19666 PR tree-optimization/71488
19667 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
19668 comparison of boolean vectors.
19669 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
19670 of boolean vectors using bitwise operations.
19672 2016-06-22 Andreas Schwab <schwab@suse.de>
19674 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
19675 Remove declaration.
19677 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
19679 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
19681 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
19683 * config/i386/i386.c (print_reg): Emit an error message on attempt to
19686 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19688 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
19689 * config/arm/arm-cores.def (cortex-a73): New entry.
19690 (cortex-a73.cortex-a35): Likewise.
19691 (cortex-a73.cortex-a53): Likewise.
19692 * config/arm/arm-tables.opt: Regenerate.
19693 * config/arm/arm-tune.md: Likewise.
19694 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
19695 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
19696 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
19697 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
19698 * doc/invoke.texi (ARM Options): Document cortex-a73,
19699 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
19701 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19703 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
19704 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
19705 (cortex-a73.cortex-a35): Likewise.
19706 (cortex-a73.cortex-a53): Likewise.
19707 * config/aarch64/aarch64-tune.md: Regenerate.
19708 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
19709 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
19712 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19714 * configure.ac (gcc_cv_as_compress_debug): Remove
19715 --compress-debug-sections as extra as switch.
19716 Handle gas --compress-debug-sections=type.
19717 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
19718 Handle gld --compress-debug-sections=type.
19719 * configure: Regenerate.
19721 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
19723 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
19725 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
19727 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
19728 (do_rewrite): likewise.
19730 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19732 * common/config/mep/mep-common.c: Remove.
19733 * config.gcc: Remove mep-* support.
19734 * config/mep/constraints.md: Remove.
19735 * config/mep/default.h: Remove.
19736 * config/mep/intrinsics.h: Remove.
19737 * config/mep/intrinsics.md: Remove.
19738 * config/mep/ivc2-template.h: Remove.
19739 * config/mep/mep-c5.cpu: Remove.
19740 * config/mep/mep-core.cpu: Remove.
19741 * config/mep/mep-default.cpu: Remove.
19742 * config/mep/mep-ext-cop.cpu: Remove.
19743 * config/mep/mep-intrin.h: Remove.
19744 * config/mep/mep-ivc2.cpu: Remove.
19745 * config/mep/mep-pragma.c: Remove.
19746 * config/mep/mep-protos.h: Remove.
19747 * config/mep/mep.c: Remove.
19748 * config/mep/mep.cpu: Remove.
19749 * config/mep/mep.h: Remove.
19750 * config/mep/mep.md: Remove.
19751 * config/mep/mep.opt: Remove.
19752 * config/mep/predicates.md: Remove.
19753 * config/mep/t-mep: Remove.
19754 * doc/install.texi: Remove mep-* documentation.
19755 * doc/md.texi: Likewise.
19757 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19759 * config.gcc: Remove support for avr-rtems.
19760 * config/avr/gen-avr-mmcu-specs.c: Likewise.
19761 * config/avr/rtems.h: Remove.
19762 * config/avr/t-rtems: Remove.
19764 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19766 * config.gcc: Remove m32r-rtems support.
19767 * config/m32r/rtems.h: Remove.
19769 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19771 * config.gcc: Remove h8300-rtems support.
19772 * config/h8300/rtems.h: Remove.
19773 * config/h8300/t-rtems: Remove.
19775 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19777 * config.gcc: Remove support for knetbsd.
19778 * configure.ac: Likewise.
19779 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
19780 * config/knetbsd-gnu.h: Remove.
19781 * configure: Regenerate.
19783 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19785 * config.gcc: Remove support for openbsd 2 and 3.
19786 * config/openbsd-oldgas.h: Remove.
19788 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
19790 * config.gcc: Remove interix support.
19791 * config/i386/i386-interix.h: Remove.
19792 * config/i386/interix.opt: Remove.
19793 * config/i386/t-interix: Remove.
19794 * configure: Regenerate.
19795 * configure.ac: Remove interix support.
19796 * doc/install.texi: Remove interix documentation.
19798 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
19800 * config/rs6000/rs6000.h: Add conditional preprocessing directives
19801 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
19804 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
19806 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
19807 they are both PLACEHOLDER_EXPRs.
19809 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
19811 * stor-layout.c (layout_type): Move setting complex MODE to
19812 layout_type, instead of setting it ahead of time by the caller.
19813 * tree.c (build_complex_type): Likewise.
19815 2016-06-21 Martin Liska <mliska@suse.cz>
19817 * predict.c (force_edge_cold): Replace imposisble with
19820 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
19822 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
19823 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
19825 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
19827 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
19829 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
19830 Ilya Enkovich <ilya.enkovich@intel.com>
19833 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
19834 New member function to convert V1TImode register to SUBREG
19835 TImode in debug insn.
19836 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
19837 after changing register mode to V1TImode.
19839 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
19841 * config/aarch64/aarch64-cores.def (vulcan): New core.
19842 * config/aarch64/aarch64-tune.md: Regenerate.
19843 * doc/invoke.texi: Document vulcan as an available option.
19845 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
19847 * cse.c (canon_asm_operands): New function extracted from...
19848 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
19849 either standalone or member of a PARALLEL.
19851 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
19854 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
19855 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
19856 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
19858 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
19861 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
19862 constant addresses if can_create_pseudo_p.
19864 2016-06-21 Jakub Jelinek <jakub@redhat.com>
19866 PR tree-optimization/71588
19867 * tree-ssa-strlen.c (valid_builtin_call): New function.
19868 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
19871 2016-06-20 Jakub Jelinek <jakub@redhat.com>
19873 PR middle-end/71581
19874 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
19875 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
19876 for conversion of scalar user var to complex type and use the
19877 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
19880 PR rtl-optimization/71591
19881 * toplev.c (toplev::run_self_tests): If no_backend, complain and
19882 don't run any tests.
19884 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
19887 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
19888 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
19889 space for PIC with non-v32 and the common non-PIC "jump".
19891 2016-06-20 Jakub Jelinek <jakub@redhat.com>
19894 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
19895 returned values and add UN*/LTGT/*ORDERED cases with values matching
19896 D operand modifier on vcmp for AVX.
19898 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
19900 * config/aarch64/aarch64.opt
19901 (mpc-relative-literal-loads): Rename internal option name.
19902 * config/aarch64/aarch64.c
19903 (aarch64_nopcrelative_literal_loads): Rename to
19904 aarch64_pcrelative_literal_loads.
19905 (aarch64_expand_mov_immediate): Likewise.
19906 (aarch64_secondary_reload): Likewise.
19907 (aarch64_can_use_per_function_literal_pools_p): Likewise.
19908 (aarch64_override_options_after_change_1): Rename and simplify logic.
19909 (aarch64_classify_symbol): Merge large model checks into switch,
19910 remove pc-relative load check.
19912 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
19914 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
19915 costs relative to the cost of a register move.
19917 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
19919 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
19920 (vcvt_n_f64_u64): Likewise.
19921 (vcvt_n_s64_f64): Likewise.
19922 (vcvt_n_u64_f64): Likewise.
19923 (vcvt_f64_s64): Likewise.
19924 (vrecpe_f64): Likewise.
19925 (vcvt_f64_u64): Likewise.
19926 (vrecps_f64): Likewise.
19928 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
19930 * config/aarch64/aarch64.md
19931 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
19933 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
19935 * config/aarch64/aarch64-builtins.c
19936 (aarch64_types_binop_uss_qualifiers): Delete.
19937 (TYPES_BINOP_USS): Likewise.
19938 (aarch64_types_binop_sus_qualifiers): Likewise.
19939 (TYPES_BINOP_SUS): Likewise.
19940 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
19941 (TYPES_FCVTIMM_SUS): Likewise.
19942 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
19944 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
19945 (fcvtzs): Use SHIFTIMM rather than BINOP.
19946 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
19948 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
19950 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
19951 costs relative to the cost of a register move.
19953 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
19955 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
19956 Allow scalar/single vector modes to be tieable.
19958 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
19960 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
19962 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19964 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
19966 * tree.h (TYPE_ALIGN): Likewise.
19968 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
19971 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
19973 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
19975 * config/avr/avr.c (avr_print_operand): Fix "format not a string
19976 literal" build warnings.
19977 (avr_print_operand_address): Dito.
19979 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
19982 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
19983 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
19985 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
19987 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
19989 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
19992 * reload1.c (reload): Pass 0 to finish_spills when called because
19993 update_eliminables_and_spill returns true and remove did_spill.
19994 (finish_spills): Adjust comment and document GLOBAL parameter.
19996 2016-06-17 DJ Delorie <dj@redhat.com>
19999 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
20000 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
20001 (umulqihi3_virt): Likewise.
20002 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
20003 (umulqihi3_real): Likewise.
20005 2016-06-17 Martin Liska <mliska@suse.cz>
20007 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
20009 2016-06-17 Martin Liska <mliska@suse.cz>
20011 * predict.def: PRED_LOOP_EXIT from 92 to 85.
20013 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
20015 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
20017 (vaddq_f32): Likewise.
20018 (vmul_f32): Likewise.
20019 (vmulq_f32): Likewise.
20020 (vsub_f32): Likewise.
20021 (vsubq_f32): Likewise.
20023 2016-06-17 Bin Cheng <bin.cheng@arm.com>
20025 PR tree-optimization/71347
20026 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
20027 cost for all uses in group.
20029 2016-06-17 Bin Cheng <bin.cheng@arm.com>
20031 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
20032 insert gimple seq if it's not empty.
20034 2016-06-17 Bin Cheng <bin.cheng@arm.com>
20036 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
20038 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
20039 rather than OFFSET.
20040 (comp_dr_with_seg_len_pair): Ditto.
20041 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
20042 struct dr_with_seg_len_pair against DR_OFFSET.
20043 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
20044 DR_OFFSET directly.
20046 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
20048 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
20050 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
20052 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
20053 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
20054 (pa_output_millicode_call): Likewise.
20055 (pa_output_call): Likewise.
20056 (pa_output_indirect_call): Likewise.
20057 (pa_asm_output_mi_thunk): Likewise.
20059 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
20061 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
20063 2016-06-16 Martin Liska <mliska@suse.cz>
20065 * predict.c (combine_predictions_for_insn): When we find a first
20066 match predictor, we should consider just predictors with
20067 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
20068 DS theory predictor.
20069 (combine_predictions_for_bb): Likewise.
20071 2016-06-16 Jakub Jelinek <jakub@redhat.com>
20073 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
20074 with base of reference to struct.
20076 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
20078 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
20080 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
20083 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
20084 progmem_swtable_section.
20085 (progmem_swtable_section): Remove.
20086 (avr_asm_function_rodata_section): Remove.
20087 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
20088 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
20090 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
20092 * config/i386/driver-i386.c (host_detect_local_cpu): Set
20093 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
20094 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
20095 signature_CENTAUR_ebx.
20096 * config/i386/i386.c (ix86_option_override_internal): Add
20097 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
20098 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
20099 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
20101 2016-06-16 Martin Liska <mliska@suse.cz>
20103 * predict.def: Add fortran loop preheader predictor.
20104 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
20105 fold IFN_BUILTIN_EXPECT with a known constant argument.
20107 2016-06-16 Martin Liska <mliska@suse.cz>
20109 * predict.def: Add 'Fortran' to display text of all
20110 PRED_FORTRAN_* predictors.
20112 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
20115 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
20116 [IA64_BUILTIN_NANSQ]: Ditto.
20117 (ia64_fold_builtin): New function.
20118 (TARGET_FOLD_BUILTIN): New define.
20119 (ia64_init_builtins) Declare const_string_type node.
20120 Add __builtin_nanq and __builtin_nansq builtin functions.
20121 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
20123 2016-06-16 Nick Clifton <nickc@redhat.com>
20125 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
20126 MSP430_HWMULT_ prefix to enum values.
20127 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
20128 * config/msp430/msp430.c: Update use of enum values.
20129 * config/msp430/msp430.md: Likewise.
20130 * config/msp430/msp430.opt: Likewise.
20132 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
20134 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
20135 of comparsions in the last iteration.
20137 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
20138 Joern Rennecke <joern.rennecke@embecosm.com>
20140 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
20142 (arc_needs_pcl_p): Add GOTOFFPC.
20143 (arc_legitimate_pic_addr_p): Likewise.
20144 (arc_output_pic_addr_const): Likewise.
20145 (arc_legitimize_pic_address): Generate a pc-relative address using
20147 (arc_output_libcall): Use @pcl syntax.
20148 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
20149 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
20150 (*movsi_insn): Use @pcl syntax.
20151 (doloop_begin_i): Likewise.
20153 2016-06-16 Martin Liska <mliska@suse.cz>
20155 * predict.def: Define a new predictor.
20157 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
20159 * config/arc/arc.opt (mtp-regno): Update text.
20161 2016-06-16 Renlin Li <renlin.li@arm.com>
20163 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
20165 2016-06-16 Jakub Jelinek <jakub@redhat.com>
20168 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
20169 (setcc + and peephole2): Likewise.
20171 PR rtl-optimization/71532
20172 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
20175 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
20177 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
20178 DImode constants with XXSPLTIB in vector registers.
20179 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
20180 vsx_extract_<mode>_internal{1,2} into a single insn that handles
20181 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
20182 extraction of the element at the top of the register as a scalar
20184 (vsx_extract_<mode>_internal1): Likewise.
20185 (vsx_extract_<mode>_internal2): Likewise.
20186 * config/rs6000/constraints.md (wi constraint): Remove a comment
20187 about DImode not being allowed in Altivec registers.
20188 (wB constraint): New constraint for constants that can be
20189 generated in Altivec registers with VSPLTISW/VUPKHSW.
20190 * config/rs6000/predicates.md (xxspltib_constant_split): Update
20192 (xxspltib_constant_nosplit): Likewise.
20193 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
20194 support for -mupper-regs-di to enable DImode to go into Altivec
20196 (POWERPC_MASKS): Likewise.
20197 (power7 cpu): Likewise.
20198 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
20199 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
20200 for DImode being allowed in Altivec registers. Update wi/wj
20201 constraints. Set scalar_in_vmx_p flag.
20202 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
20203 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
20204 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
20205 (rs6000_opt_masks): Add -mupper-regs-di.
20206 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
20207 direct move to use wi and not wj.
20208 (lfiwzx): Likewise.
20209 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
20211 (floatunssi<mode>2_lfiwzx_mem): Likewise.
20212 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
20213 any VSX register, instead of just Altivec registers, to allow
20214 either operand to be an Altivec register or both.
20215 (fixuns_trunc<mode>di2_fctiduz): Likewise.
20216 (movdi_internal32): Add support for -mupper-regs-di. Add support
20217 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
20218 the alternatives and attributes to be lined up to be easier to
20220 (movdi_internal64): Likewise.
20221 (64-bit DImode splitters): Change predicates to only split loading
20222 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
20223 load constants in ISA 3.0 or ISA 2.07 respectively.
20224 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
20225 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
20226 mention -mcpu=power9 sets these options.
20227 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
20230 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
20233 * config/avr/avr.c (avr_set_current_function): Warn misspelled
20234 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
20235 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
20236 by default to warn misspelled interrupt/ signal handler.
20237 * doc/invoke.texi (AVR Options): Document it. Update description
20238 for -nodevicelib option.
20240 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20242 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
20243 up parentheses. Use GET_MODE_UNIT_BITSIZE.
20244 (aarch64_<sur>shll2_n<mode>): Likewise.
20246 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
20248 PR middle-end/71529
20249 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
20250 DECL_CONTEXT for copied arguments.
20252 2016-06-15 Alan Hayward <alan.hayward@arm.com>
20254 PR tree-optimization/71483
20255 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
20258 2016-06-15 Martin Liska <mliska@suse.cz>
20260 * predict.c (tree_predict_by_opcode): Call predict_edge_def
20261 instead of predict_edge w/o a probability.
20263 2016-06-15 Alan Hayward <alan.hayward@arm.com>
20265 PR tree-optimization/71439
20266 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
20269 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20271 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
20272 register subregs in SET_SRC.
20274 2016-06-15 Richard Biener <rguenther@suse.de>
20276 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
20277 store restrictions.
20279 2016-06-15 Richard Biener <rguenther@suse.de>
20281 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
20282 not consider dependences between accesses that belong to the
20284 (vect_analyze_data_ref_dependences): Do not analyze read-read
20285 or self-dependences.
20287 2016-06-14 David Malcolm <dmalcolm@redhat.com>
20289 * spellcheck-tree.c: Include spellcheck-tree.h rather than
20291 (find_closest_identifier): Reimplement in terms of
20292 best_match<tree,tree>.
20293 * spellcheck-tree.h: New file.
20294 * spellcheck.c (struct edit_distance_traits<const char *>): New
20296 (find_closest_string): Reimplement in terms of
20297 best_match<const char *, const char *>.
20298 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
20299 overload to spellcheck-tree.h.
20300 (find_closest_identifier): Likewise.
20301 (struct edit_distance_traits<T>): New template.
20302 (class best_match): New class.
20304 2016-06-14 David Malcolm <dmalcolm@redhat.com>
20306 * selftest-run-tests.c (selftest::run_tests): Call
20307 selftest::spellcheck_tree_c_tests.
20308 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
20309 * spellcheck-tree.c: Include selftest.h and stringpool.h.
20310 (selftest::test_find_closest_identifier): New function.
20311 (selftest::spellcheck_tree_c_tests): New function.
20312 * spellcheck.c (selftest::test_find_closest_string): Verify that
20313 the order of the vec does not affect the results for this case.
20314 (selftest::test_data): New array.
20315 (selftest::test_metric_conditions): New function.
20316 (selftest::spellcheck_c_tests): Add a test of case-comparison.
20317 Call selftest::test_metric_conditions.
20319 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20321 * config/rs6000/rs6000-builtin.def (commentary): Typo.
20322 (BU_P9_MISC_1): Likewise.
20323 (BU_P9_64BIT_MISC_0): Likewise.
20324 (BU_P9_MISC_0): Likewise.
20326 2016-06-14 David Malcolm <dmalcolm@redhat.com>
20328 * gcc-rich-location.c
20329 (gcc_rich_location::add_fixit_misspelled_id): New method.
20330 * gcc-rich-location.h
20331 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
20333 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
20335 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
20336 FreeBSD 11 and above.
20338 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
20340 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
20342 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20344 * expmed.h: Close parenthesis in "at your option" in copyright
20346 * lower-subreg.h: Likewise.
20348 2016-06-14 Richard Biener <rguenther@suse.de>
20350 PR middle-end/71526
20351 * genmatch.c (expr::gen_transform): Use in_type for comparisons
20354 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20356 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
20358 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
20359 mask+shift version.
20360 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
20362 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
20363 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
20365 2016-06-14 Richard Biener <rguenther@suse.de>
20367 PR tree-optimization/71522
20368 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
20369 copying into float copying.
20371 2016-06-14 Jakub Jelinek <jakub@redhat.com>
20373 PR tree-optimization/71520
20374 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
20375 (replace_block_by): Move user labels from bb1 to bb2.
20377 2016-06-14 Richard Biener <rguenther@suse.de>
20379 PR middle-end/71310
20381 * expr.h (get_bit_range): Declare.
20382 * expr.c (get_bit_range): Export.
20383 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
20384 word_mode again to constrain the bitfield access.
20386 2016-06-14 Richard Biener <rguenther@suse.de>
20388 PR tree-optimization/71521
20389 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
20390 division int_const_binop against zero divisor.
20392 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
20394 * config/i386/i386.md (signbittf2): New expander.
20395 * config/i386/sse.md (ptesttf2): New insn pattern.
20397 2016-06-13 David Malcolm <dmalcolm@redhat.com>
20400 * input.c (selftest::test_reading_source_line): Avoid reading from
20401 __FILE__ by creating a tempfile with known content and reading
20404 2016-06-13 David Malcolm <dmalcolm@redhat.com>
20406 * pretty-print.c (assert_pp_format_colored): Skip the test if
20408 (test_pp_format): Remove comment about GCC_COLORS.
20410 2016-06-13 David Malcolm <dmalcolm@redhat.com>
20412 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
20413 * pretty-print.c (assert_pp_format_va): Add location param and use
20414 it with ASSERT_STREQ_AT.
20415 (assert_pp_format): Add location param and pass it to
20416 assert_pp_format_va.
20417 (assert_pp_format_colored): Likewise.
20418 (ASSERT_PP_FORMAT_1): New.
20419 (ASSERT_PP_FORMAT_2): New.
20420 (ASSERT_PP_FORMAT_3): New.
20421 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
20422 explicitly, or implicitly via the above macros.
20423 * selftest.c (selftest::pass): Use a selftest::location rather
20424 than file and line.
20425 (selftest::fail): Likewise. Print the function name.
20426 (selftest::fail_formatted): Likewise.
20427 (selftest::assert_streq): Use a selftest::location rather than
20429 * selftest.h (selftest::location): New struct.
20430 (SELFTEST_LOCATION): New macro.
20431 (selftest::pass): Accept a const location & rather than file
20433 (selftest::fail): Likewise.
20434 (selftest::fail_formatted): Likewise.
20435 (selftest::assert_streq): Likewise.
20436 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
20437 (ASSERT_FALSE): Likewise.
20438 (ASSERT_EQ): Likewise.
20439 (ASSERT_NE): Likewise.
20440 (ASSERT_STREQ): Likewise.
20441 (ASSERT_PRED1): Likewise.
20442 (ASSERT_STREQ_AT): New macro.
20444 2016-06-13 David Malcolm <dmalcolm@redhat.com>
20446 * selftest.c (selftest::fail_formatted): New function.
20447 (selftest::assert_streq): New function.
20448 * selftest.h (selftests::fail_formatted): New decl.
20449 (selftest::assert_streq): New decl.
20450 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
20452 2016-06-13 Jeff Law <law@redhat.com>
20454 PR tree-optimization/71403
20455 * tree-ssa-threadbackward.c
20456 (convert_and_register_jump_thread_path): No longer accept reference
20457 to path. Do not pop items off the path anymore.
20458 (fsm_find_control_statement_thread_paths): Do not allow threading
20459 to a deeper loop nest. Pop the last item off the path here rather
20460 than in convert_and_register_jump_thread_path.
20462 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
20463 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
20465 [AArch64] Emit division using the Newton series
20467 * config/aarch64/aarch64-protos.h
20468 (cpu_approx_modes): Add new member "division".
20469 (aarch64_emit_approx_div): Declare new function.
20470 * config/aarch64/aarch64.c
20471 (generic_approx_modes): New member "division".
20472 (exynosm1_approx_modes): Likewise.
20473 (xgene1_approx_modes): Likewise.
20474 (aarch64_emit_approx_div): Define new function.
20475 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
20476 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
20477 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
20478 * doc/invoke.texi (-mlow-precision-div): Describe new option.
20480 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
20481 Wilco Dijkstra <wilco.dijkstra@arm.com>
20483 [AArch64] Emit square root using the Newton series
20485 * config/aarch64/aarch64-protos.h
20486 (aarch64_emit_approx_rsqrt): Replace with new function
20487 "aarch64_emit_approx_sqrt".
20488 (cpu_approx_modes): New member "sqrt".
20489 * config/aarch64/aarch64.c
20490 (generic_approx_modes): New member "sqrt".
20491 (exynosm1_approx_modes): Likewise.
20492 (xgene1_approx_modes): Likewise.
20493 (aarch64_emit_approx_rsqrt): Replace with new function
20494 "aarch64_emit_approx_sqrt".
20495 (aarch64_override_options_after_change_1): Handle new option.
20496 * config/aarch64/aarch64-simd.md
20497 (rsqrt<mode>2): Use new function instead.
20498 (sqrt<mode>2): New expansion and insn definitions.
20499 * config/aarch64/aarch64.md: Likewise.
20500 * config/aarch64/aarch64.opt
20501 (mlow-precision-sqrt): Add new option description.
20502 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
20504 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
20506 [AArch64] Add more choices for the reciprocal square root approximation
20508 Allow a target to prefer such operation depending on the operation mode.
20510 * config/aarch64/aarch64-protos.h
20511 (AARCH64_APPROX_MODE): New macro.
20512 (AARCH64_APPROX_{NONE,ALL}): Likewise.
20513 (cpu_approx_modes): New structure.
20514 (tune_params): New member "approx_modes".
20515 * config/aarch64/aarch64-tuning-flags.def
20516 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
20517 * config/aarch64/aarch64.c
20518 (generic_approx_modes): New core "cpu_approx_modes" structure.
20519 (exynosm1_approx_modes): Likewise.
20520 (xgene1_approx_modes): Likewise.
20521 (generic_tunings): New member "approx_modes".
20522 (cortexa35_tunings): Likewise.
20523 (cortexa53_tunings): Likewise.
20524 (cortexa57_tunings): Likewise.
20525 (cortexa72_tunings): Likewise.
20526 (exynosm1_tunings): Likewise.
20527 (thunderx_tunings): Likewise.
20528 (xgene1_tunings): Likewise.
20529 (use_rsqrt_p): New argument for the mode and use new member from
20531 (aarch64_builtin_reciprocal): Devise mode from builtin.
20532 (aarch64_optab_supported_p): New argument for the mode.
20533 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
20535 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
20537 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
20538 RS6000_BTM_MODULO flag into the set of flags that are considered
20539 to be part of the common configuration.
20541 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
20543 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
20544 difference unsigned.
20545 (vec_absdb): New macro for vector absolute difference unsigned
20547 (vec_absdh): New macro for vector absolute difference unsigned
20549 (vec_absdw): New macro for vector absolute difference unsigned word.
20550 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
20551 (vadu<mode>3): New insn.
20552 (*p9_vadu<mode>3): New insn.
20553 * config/rs6000/rs6000-builtin.def (vadub): New built-in
20555 (vaduh): New built-in definition.
20556 (vaduw): New built-in definition.
20557 (vadu): New overloaded built-in definition.
20558 (vadub): New overloaded built-in definition.
20559 (vaduh): New overloaded built-in definition.
20560 (vaduw): New overloaded built-in definition.
20561 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
20562 overloaded vector absolute difference unsigned functions.
20563 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
20564 the ISA 3.0 vector absolute difference unsigned built-in functions.
20566 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
20568 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
20569 update shared_lookup_references only once after changing operands.
20571 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
20573 PR middle-end/71373
20574 * tree-nested.c (convert_nonlocal_omp_clauses)
20575 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
20577 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
20578 * tree.def (CASE_LABEL_EXPR): Likewise.
20580 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
20583 * input.c (test_builtins): Fix an assertion.
20585 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
20587 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
20588 (paritysi2): Ditto.
20590 (isinf<mode>2): Ditto.
20592 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
20594 * ggc-tests.c (test_finalization): Only test need_finalization_p
20595 for GCC_VERSION >= 4003.
20597 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20599 * config/s390/vecintrin.h: Fix file description in comment.
20601 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20603 * config/s390/s390-builtin-types.def: Change builtin type naming
20604 scheme to match builtin-types.def.
20606 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
20608 * fold-const.c (optimize_minmax_comparison): Remove.
20609 (fold_comparison): Remove call to the above.
20610 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
20611 New transformations.
20613 2016-06-13 Alan Hayward <alan.hayward@arm.com>
20615 PR tree-optimization/71416
20616 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
20619 2016-06-13 Martin Liska <mliska@suse.cz>
20621 * predict.c (enum predictor_reason): Prefix enum with REASON_.
20622 (combine_predictions_for_insn): Likewise.
20623 (prune_predictions_for_bb): Likewise.
20624 (combine_predictions_for_bb): Likewise.
20626 2016-06-13 Richard Biener <rguenther@suse.de>
20628 PR tree-optimization/71505
20629 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
20630 assert match comment.
20632 2016-06-13 Marek Polacek <polacek@redhat.com>
20634 PR middle-end/71476
20635 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
20636 gimplify_switch_expr.
20637 (warn_switch_unreachable_r): New function.
20639 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
20642 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
20645 2016-06-13 Richard Biener <rguenther@suse.de>
20647 PR middle-end/64516
20648 * fold-const.c (fold_unary_loc): Preserve alignment when
20649 folding a VIEW_CONVERT_EXPR into a MEM_REF.
20651 2016-06-13 Martin Liska <mliska@suse.cz>
20654 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
20655 w/ -fsanitize=bounds.
20657 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
20659 * config/i386/i386.c (ix86_init_builtins): Calculate
20660 FLOAT128_FTYPE_CONST_STRING function type only once.
20661 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
20662 built-in functions are available for x86-32 and x86-64 targets.
20664 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
20667 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
20668 New primitive type.
20669 (FLOAT128_FTYPE_CONST_STRING): New function type.
20670 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
20671 [IX86_BUILTIN_NANSQ]: Ditto.
20672 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
20673 (ix86_init_builtin_types): Declare const_string_type_node.
20674 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
20676 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
20677 * doc/extend.texi (x86 Built-in Functions): Document
20678 __builtin_nanq and __builtin_nansq.
20680 2016-06-11 Jiong Wang <jiong.wang@arm.com>
20683 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
20684 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
20685 length for pop patterns.
20686 (arm_attr_length_push_multi): Update comments.
20687 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
20689 (*pop_multiple_with_writeback_and_return): Likewise.
20690 (*pop_multiple_with_return): Likewise.
20692 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
20694 PR middle-end/71310
20695 * fold-const.c (optimize_bit_field_compare): Don't try to use
20696 word_mode unconditionally for reading the bit field, look at
20697 DECL_BIT_FIELD_REPRESENTATIVE instead.
20699 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
20701 PR middle-end/71478
20702 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
20703 vector integer type.
20705 2016-06-10 Jakub Jelinek <jakub@redhat.com>
20707 PR middle-end/71494
20708 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
20709 without LABEL_DECL, set *handled_ops_p to false instead of true.
20711 2016-06-10 Martin Sebor <msebor@redhat.com>
20714 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
20715 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
20716 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
20718 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
20719 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
20720 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
20721 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
20722 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
20723 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
20724 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
20725 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
20727 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
20729 * config/arm/arm.h (pool_vector_label,
20730 return_used_this_function): Remove.
20732 2016-06-10 Jeff Law <law@redhat.com>
20734 PR tree-optimization/71335
20735 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
20736 zero length paths here.
20737 (convert_and_register_jump_thread_path): Remove hacks related to
20738 duplicated blocks in the jump thread path.
20739 (fsm_find_control_statement_thread_paths): Avoid putting the same
20740 block on the thread path twice, but ensure the thread path is
20741 unchanged from the caller's point of view.
20743 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
20745 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
20746 * predict.def (PRED_LOOP_BRANCH): Remove.
20748 2016-06-10 David Malcolm <dmalcolm@redhat.com>
20750 * Makefile.in (OBJS): Add ggc-tests.o.
20751 (GTFILES): Add ggc-tests.c.
20752 * ggc-tests.c: New file.
20753 * selftest-run-tests.c (selftest::run_tests): Call
20754 selftest::ggc_tests_c_tests.
20755 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
20757 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
20759 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
20761 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
20764 * varasm.c (place_block_symbol): Adjust alignment for asan protected
20765 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
20767 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
20769 * profile.c: Include cfgloop.h.
20770 (branch_prob): Compute estimated number of iterations.
20771 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
20772 recompute estimate number of iterations from profile.
20774 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
20776 PR inline-asm/68843
20777 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
20778 must be grouped on top of stack. Don't force early clobber
20779 on ordinary reg outputs.
20781 2016-06-10 Richard Biener <rguenther@suse.de>
20783 * targhooks.c (default_builtin_vectorization_cost): Adjust
20784 vec_construct cost.
20786 2016-06-10 Richard Biener <rguenther@suse.de>
20788 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
20789 to fold the RHS to a constant if possible.
20791 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
20793 PR middle-end/71373
20794 * tree-nested.c (convert_nonlocal_omp_clauses)
20795 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
20796 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
20797 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
20799 * gimplify.c (gimplify_adjust_omp_clauses): Discard
20801 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
20803 * omp-low.c (scan_sharing_clauses): Don't expect
20804 OMP_CLAUSE__CACHE_.
20806 2016-06-10 Alan Hayward <alan.hayward@arm.com>
20808 PR tree-optimization/71407
20809 PR tree-optimization/71416
20810 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
20811 BIT_FIELD_REF type.
20813 2016-06-10 Richard Biener <rguenther@suse.de>
20815 PR middle-end/71477
20816 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
20818 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
20820 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
20822 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
20823 Jiong Wang <jiong.wang@arm.com>
20825 PR rtl-optimization/70751
20826 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
20827 spilled into memory.
20829 2016-06-09 Jonathan Yong <10walls@gmail.com>
20832 2015-09-21 Jonathan Yong <10walls@gmail.com>
20834 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
20835 sysroot/usr/lib/32api for additional win32 libraries,
20836 fixes failing Cygwin bootstrapping.
20838 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
20840 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
20843 2016-06-09 David Malcolm <dmalcolm@redhat.com>
20846 * pretty-print.c (pp_indent): Specify that %p is printed in a
20847 host-dependent manner.
20848 (test_pp_format): Remove the test for %p.
20850 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
20852 * config/mips/mips.c (mips_output_jump): Fix formatting.
20854 2016-06-09 Richard Biener <rguenther@suse.de>
20856 PR tree-optimization/71462
20857 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
20860 2016-06-09 Martin Liska <mliska@suse.cz>
20862 * predict.c (dump_prediction): Add new argument.
20863 (enum predictor_reason): New enum.
20864 (struct predictor_hash): New struct.
20865 (predictor_hash::hash): New function.
20866 (predictor_hash::equal): Likewise.
20867 (not_removed_prediction_p): New function.
20868 (prune_predictions_for_bb): Likewise.
20869 (combine_predictions_for_bb): Prune predictions.
20871 2016-06-09 Martin Liska <mliska@suse.cz>
20873 * predict.c (filter_predictions): New function.
20874 (remove_predictions_associated_with_edge): Use the filter
20876 (equal_edge_p): New function.
20878 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
20880 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
20881 Correct usage of @samp vs @option, add @samp where appropriate.
20882 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
20883 Add armv6s-m and document it, as it is no official ARM name.
20885 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20887 * ifcvt.c (struct noce_if_info): Add transform_name field.
20888 (noce_try_move): Set if_info->transform_name to the function name.
20889 (noce_try_ifelse_collapse): Likewise.
20890 (noce_try_store_flag): Likewise.
20891 (noce_try_inverse_constants): Likewise.
20892 (noce_try_store_flag_constants): Likewise.
20893 (noce_try_addcc): Likewise.
20894 (noce_try_store_flag_mask): Likewise.
20895 (noce_try_cmove): Likewise.
20896 (noce_try_cmove_arith): Likewise.
20897 (noce_try_minmax): Likewise.
20898 (noce_try_abs): Likewise.
20899 (noce_try_sign_mask): Likewise.
20900 (noce_try_bitop): Likewise.
20901 (noce_convert_multiple_sets): Likewise.
20902 (noce_process_if_block): Print if_info->transform_name to
20903 dump_file if transformation succeeded.
20905 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
20907 * config/arm/cortex-a57.md (cortex_a57_alu):
20910 2016-06-08 Martin Sebor <msebor@redhat.com>
20911 Jakub Jelinek <jakub@redhat.com>
20915 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
20916 BUILT_IN_MUL_OVERFLOW_P): New builtins.
20917 * builtins.c: Include gimple-fold.h.
20918 (fold_builtin_arith_overflow): Handle
20919 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
20920 (fold_builtin_3): Likewise.
20921 * doc/extend.texi (Integer Overflow Builtins): Document
20922 __builtin_{add,sub,mul}_overflow_p.
20924 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
20926 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
20927 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
20929 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
20931 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
20932 Rewrite, looking one level down for records and arrays.
20934 2016-06-08 David Malcolm <dmalcolm@redhat.com>
20936 * pretty-print.c: Include "selftest.h".
20937 (pp_format): Fix comment.
20938 (identifier_to_locale): Likewise.
20939 (selftest::test_basic_printing): New function.
20940 (selftest::assert_pp_format): New function.
20941 (selftest::test_pp_format): New function.
20942 (selftest::pretty_print_c_tests): New function.
20943 * selftest-run-tests.c (selftest::run_tests): Call
20944 selftest::pretty_print_c_tests.
20945 * selftest.h (pretty_print_c_tests): New declaration.
20947 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
20949 * invoke.texi (max-loop-headers-insns): Document.
20950 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
20951 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
20952 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
20954 2016-06-08 Richard Biener <rguenther@suse.de>
20956 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
20957 on strided SLP loads and fall back to scalar loads in case
20958 we can't chunk them.
20960 2016-06-08 Richard Biener <rguenther@suse.de>
20962 PR tree-optimization/71452
20963 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
20964 type used for the SSA rewrite has enough precision to cover
20965 the dynamic type of the location.
20967 2016-06-08 Jakub Jelinek <jakub@redhat.com>
20968 Richard Biener <rguenther@suse.de>
20971 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
20972 the same as DECL_P (base0) for indirect_base0. Use equality_code
20973 in one further place.
20975 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
20977 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
20978 to one word if the field is known to overlap other words.
20979 (extract_bit_field_1): Likewise.
20980 (store_split_bit_field): Remove compensating code.
20981 (extract_split_bit_field): Likewise.
20983 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
20987 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
20989 2016-06-08 Jiong Wang <jiong.wang@arm.com>
20991 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
20993 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
20994 (arch64_addpv4sf): Delete.
20995 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
20996 "gen_aarch64_addpv4sf".
20997 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
20999 (vpadds_f32): Likewise.
21000 (vpaddq_f32): Likewise.
21001 (vpaddq_f64): Likewise.
21003 2016-06-08 Jiong Wang <jiong.wang@arm.com>
21005 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
21007 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
21008 to VALLF. Rename to "fabd<mode>3".
21009 "*fabd_scalar<mode>3): Delete.
21010 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
21012 (vabdd_f64): Likewise.
21013 (vabd_f32): Likewise.
21014 (vabd_f64): Likewise.
21015 (vabdq_f32): Likewise.
21016 (vabdq_f64): Likewise.
21018 2016-06-08 Jiong Wang <jiong.wang@arm.com>
21020 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
21022 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
21023 "aarch64_rsqrts<mode>".
21024 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
21025 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
21027 (vrsqrtsd_f64): Likewise.
21028 (vrsqrts_f32): Likewise.
21029 (vrsqrts_f64): Likewise.
21030 (vrsqrtsq_f32): Likewise.
21031 (vrsqrtsq_f64): Likewise.
21033 2016-06-08 Jiong Wang <jiong.wang@arm.com>
21035 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
21037 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
21038 "aarch64_rsqrte<mode>".
21039 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
21040 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
21042 (vrsqrted_f64): Likewise.
21043 (vrsqrte_f32): Likewise.
21044 (vrsqrte_f64): Likewise.
21045 (vrsqrteq_f32): Likewise.
21046 (vrsqrteq_f64): Likewise.
21048 2016-06-08 Jiong Wang <jiong.wang@arm.com>
21050 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
21052 (fcvtzs): Likewise.
21053 (fcvtzu): Likewise.
21054 * config/aarch64/aarch64-simd.md
21055 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
21056 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
21057 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
21059 (vcvt_n_f32_u32): Likewise.
21060 (vcvt_n_s32_f32): Likewise.
21061 (vcvt_n_u32_f32): Likewise.
21062 (vcvtq_n_f32_s32): Likewise.
21063 (vcvtq_n_f32_u32): Likewise.
21064 (vcvtq_n_f64_s64): Likewise.
21065 (vcvtq_n_f64_u64): Likewise.
21066 (vcvtq_n_s32_f32): Likewise.
21067 (vcvtq_n_s64_f64): Likewise.
21068 (vcvtq_n_u32_f32): Likewise.
21069 (vcvtq_n_u64_f64): Likewise.
21070 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
21071 (VSDQ_SDI): Likewise.
21072 (fcvt_target): Support V4DI, V4SI and V2SI.
21073 (FCVT_TARGET): Likewise.
21075 2016-06-08 Jiong Wang <jiong.wang@arm.com>
21077 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
21078 (TYPES_BINOP_SUS): Likewise.
21079 (aarch64_simd_builtin_data): Update include file name.
21080 (aarch64_builtins): Likewise.
21081 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
21082 for conversion between scalar float-point and fixed-point.
21084 (fcvtzs): Likewise.
21085 (fcvtzu): Likewise.
21086 * config/aarch64/aarch64.md
21087 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
21088 pattern for conversion between scalar float to fixed-pointer.
21089 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
21090 (UNSPEC_FCVTZS): New UNSPEC enumeration.
21091 (UNSPEC_FCVTZU): Likewise.
21092 (UNSPEC_SCVTF): Likewise.
21093 (UNSPEC_UCVTF): Likewise.
21094 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
21096 (vcvtd_n_f64_u64): Likewise.
21097 (vcvtd_n_s64_f64): Likewise.
21098 (vcvtd_n_u64_f64): Likewise.
21099 (vcvtd_n_f32_s32): Likewise.
21100 (vcvts_n_f32_u32): Likewise.
21101 (vcvtd_n_s32_f32): Likewise.
21102 (vcvts_n_u32_f32): Likewise.
21103 * config/aarch64/iterators.md (fcvt_target): Support integer to float
21105 (FCVT_TARGET): Likewise.
21106 (FCVT_FIXED2F): New iterator.
21107 (FCVT_F2FIXED): Likewise.
21108 (fcvt_fixed_insn): New define_int_attr.
21110 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
21112 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
21113 some statements was removed.
21115 2016-06-08 Alan Hayward <alan.hayward@arm.com>
21117 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
21118 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
21119 (vect_can_advance_ivs_p): likewise.
21120 (vect_update_ivs_after_vectorizer): likewise.
21121 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
21122 (vect_analyze_scalar_cycles_1): likewise.
21123 (vect_analyze_loop_operations): likewise.
21124 (report_vect_op): likewise.
21125 (vect_is_slp_reduction): likewise.
21126 (vect_is_simple_reduction): likewise.
21127 (get_initial_def_for_induction): likewise.
21128 (vect_transform_loop): likewise.
21129 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
21130 (vect_recog_sad_pattern): likewise.
21131 (vect_recog_widen_sum_pattern): likewise.
21132 (vect_recog_widening_pattern): likewise.
21133 (vect_recog_divmod_pattern): likewise.
21134 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
21135 (vect_analyze_slp_instance): likewise.
21136 (vect_transform_slp_perm_load): likewise.
21137 (vect_schedule_slp_instance): likewise.
21139 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
21141 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
21142 (return_prediction): PRED_CONST_RETURN predict return as not taken.
21143 * predict.def (PRED_CONTINUE): Change hitrate 50->67
21144 (PRED_LOOP_BRANCH): Document predictor as broken.
21145 (PRED_LOOP_EXIT): Change hitrate 91->92.
21146 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
21147 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
21148 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
21149 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
21150 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
21151 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
21152 (PRED_CALL): Chane hitrate 71->67.
21153 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
21154 (PRED_GOTO): Document as unused right now.
21155 (PRED_CONST_RETURN): Change hitrate 67->69
21156 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
21157 (PRED_NULL_RETURN): Change hitrate 91->90.
21158 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
21159 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
21160 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
21162 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
21164 * config/rs6000/altivec.h: Add __builtin_vec_mul.
21165 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
21166 special case Altivec builtin.
21167 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
21168 VSX_BUILTIN_VEC_MUL (replaced with special case code).
21169 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
21170 code for ALTIVEC_BUILTIN_VEC_MUL.
21171 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
21172 for __builtin_vec_mul.
21174 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
21176 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
21179 2016-06-07 David Malcolm <dmalcolm@redhat.com>
21181 * spellcheck.c (selftest::test_find_closest_string): New function.
21182 (spellcheck_c_tests): Call the above.
21184 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21186 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
21188 2016-06-07 Jakub Jelinek <jakub@redhat.com>
21190 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
21191 Yv=Yv,C alternatives.
21193 2016-06-07 Richard Biener <rguenther@suse.de>
21196 * common.opt (ffast-math): Make Optimization.
21198 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
21199 Prachi Godbole <prachi.godbole@imgtec.com>
21201 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
21202 `fabs' and `fneg' type attributes.
21203 (p5600_fpu_fabs): Add `fmove' to the comment.
21205 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
21207 * gimple.c: Include builtins.h
21208 (gimple_inexpensive_call_p): New function.
21209 * gimple.h (gimple_inexpensive_call_p): Declare.
21210 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
21211 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
21214 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
21216 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
21217 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
21218 warning_at_rich_loc, warning_n, pedwarn, permerror,
21219 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
21220 sorry, fatal_error, internal_error, internal_error_no_backtrace):
21223 2016-06-07 Richard Biener <rguenther@suse.de>
21225 PR tree-optimization/71428
21226 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
21227 BIT_FIELD_REF op vs. load.
21229 2016-06-07 Richard Biener <rguenther@suse.de>
21231 PR middle-end/71423
21232 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
21235 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
21237 * config/pa/pa.md (call): Generate indirect long calls to non-local
21238 functions on TARGET_64BIT.
21239 (call_value): Likewise.
21241 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
21243 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
21244 pattern and subsequent splitters.
21245 (call_val_reg_64bit_post_reload): Likewise.
21247 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
21249 PR middle-end/71408
21250 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
21251 propagate_op_to_single_use.
21253 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
21255 PR middle-end/71281
21256 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
21258 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
21260 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
21261 (enum x86_dirflag_state): New enum.
21262 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
21263 (machine_function): Remove needs_cld.
21264 (ix86_current_function_needs_cld): Remove.
21265 * config/i386/i386.c (ix86_set_func_type): Set
21266 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
21267 (ix86_expand_prologue): Do not emit CLD here.
21268 (ix86_dirflag_mode_needed): New function.
21269 (ix86_dirflag_mode_entry): Ditto.
21270 (ix86_mode_needed): Handle X86_DIRFLAG entity.
21271 (ix86_mode_after): Ditto.
21272 (ix86_mode_entry): Ditto.
21273 (ix86_mode_exit): Ditto.
21274 (ix86_emit_mode_set): Ditto.
21275 * config/i386/i386.md (strmov_singleop): Set
21276 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
21277 Do not set ix86_current_function_needs_cld.
21279 (strset_singleop): Ditto.
21281 (cmpstrnqi_nz_1): Ditto.
21282 (cmpstrnqi_1): Ditto.
21283 (strlenqi_1): Ditto.
21285 2016-06-06 Jakub Jelinek <jakub@redhat.com>
21287 PR tree-optimization/71259
21288 * tree-vect-slp.c (vect_get_constant_vectors): For
21289 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
21290 one for constant op, and use COND_EXPR for non-constant.
21292 2016-06-06 David Malcolm <dmalcolm@redhat.com>
21294 * Makefile.in (OBJS): Add function-tests.o,
21295 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
21296 selftest-run-tests.o.
21297 (OBJS-libcommon): Add selftest.o.
21298 (OBJS-libcommon-target): Add selftest.o.
21299 (all.internal): Add "selftest".
21300 (all.cross): Likewise.
21301 (selftest): New phony target.
21302 (s-selftest): New target.
21303 (selftest-gdb): New phony target.
21304 (COLLECT2_OBJS): Add selftest.o.
21305 * bitmap.c: Include "selftest.h".
21306 (selftest::test_gc_alloc): New function.
21307 (selftest::test_set_range): New function.
21308 (selftest::test_clear_bit_in_middle): New function.
21309 (selftest::test_copying): New function.
21310 (selftest::test_bitmap_single_bit_set_p): New function.
21311 (selftest::bitmap_c_tests): New function.
21312 * common.opt (fself-test): New.
21313 * diagnostic-show-locus.c: Include "selftest.h".
21314 (make_range): New function.
21315 (test_range_contains_point_for_single_point): New function.
21316 (test_range_contains_point_for_single_line): New function.
21317 (test_range_contains_point_for_multiple_lines): New function.
21318 (assert_eq): New function.
21319 (test_get_line_width_without_trailing_whitespace): New function.
21320 (selftest::diagnostic_show_locus_c_tests): New function.
21321 * et-forest.c: Include "selftest.h".
21322 (selftest::test_single_node): New function.
21323 (selftest::test_simple_tree): New function.
21324 (selftest::test_disconnected_nodes): New function.
21325 (selftest::et_forest_c_tests): New function.
21326 * fold-const.c: Include "selftest.h".
21327 (selftest::assert_binop_folds_to_const): New function.
21328 (selftest::assert_binop_folds_to_nonlvalue): New function.
21329 (selftest::test_arithmetic_folding): New function.
21330 (selftest::fold_const_c_tests): New function.
21331 * function-tests.c: New file.
21332 * gimple.c: Include "selftest.h".
21333 Include "gimple-pretty-print.h".
21334 (selftest::verify_gimple_pp): New function.
21335 (selftest::test_assign_single): New function.
21336 (selftest::test_assign_binop): New function.
21337 (selftest::test_nop_stmt): New function.
21338 (selftest::test_return_stmt): New function.
21339 (selftest::test_return_without_value): New function.
21340 (selftest::gimple_c_tests): New function.
21341 * hash-map-tests.c: New file.
21342 * hash-set-tests.c: New file.
21343 * input.c: Include "selftest.h".
21344 (selftest::assert_loceq): New function.
21345 (selftest::test_accessing_ordinary_linemaps): New function.
21346 (selftest::test_unknown_location): New function.
21347 (selftest::test_builtins): New function.
21348 (selftest::test_reading_source_line): New function.
21349 (selftest::input_c_tests): New function.
21350 * rtl-tests.c: New file.
21351 * selftest-run-tests.c: New file.
21352 * selftest.c: New file.
21353 * selftest.h: New file.
21354 * spellcheck.c: Include "selftest.h".
21355 (selftest::levenshtein_distance_unit_test_oneway): New function,
21356 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
21357 (selftest::levenshtein_distance_unit_test): Likewise.
21358 (selftest::spellcheck_c_tests): Likewise.
21359 * toplev.c: Include selftest.h.
21360 (toplev::run_self_tests): New.
21361 (toplev::main): Handle -fself-test.
21362 * toplev.h (toplev::run_self_tests): New.
21363 * tree.c: Include "selftest.h".
21364 (selftest::test_integer_constants): New function.
21365 (selftest::test_identifiers): New function.
21366 (selftest::test_labels): New function.
21367 (selftest::tree_c_tests): New function.
21368 * tree-cfg.c: Include "selftest.h".
21369 (selftest::push_fndecl): New function.
21370 (selftest::test_linear_chain): New function.
21371 (selftest::test_diamond): New function.
21372 (selftest::test_fully_connected): New function.
21373 (selftest::tree_cfg_c_tests): New function.
21374 * vec.c: Include "selftest.h".
21375 (selftest::safe_push_range): New function.
21376 (selftest::test_quick_push): New function.
21377 (selftest::test_safe_push): New function.
21378 (selftest::test_truncate): New function.
21379 (selftest::test_safe_grow_cleared): New function.
21380 (selftest::test_pop): New function.
21381 (selftest::test_safe_insert): New function.
21382 (selftest::test_ordered_remove): New function.
21383 (selftest::test_unordered_remove): New function.
21384 (selftest::test_block_remove): New function.
21385 (selftest::reverse_cmp): New function.
21386 (selftest::test_qsort): New function.
21387 (selftest::vec_c_tests): New function.c.
21388 * wide-int.cc: Include selftest.h and wide-int-print.h.
21389 (selftest::from_int <wide_int>): New function.
21390 (selftest::from_int <offset_int>): New function.
21391 (selftest::from_int <widest_int>): New function.
21392 (selftest::assert_deceq): New function.
21393 (selftest::assert_hexeq): New function.
21394 (selftest::test_printing <VALUE_TYPE>): New function template.
21395 (selftest::test_ops <VALUE_TYPE>): New function template.
21396 (selftest::test_comparisons <VALUE_TYPE>): New function template.
21397 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
21399 (selftest::wide_int_cc_tests): New function.
21401 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21403 PR middle-end/37780
21404 * ifcvt.c (noce_try_ifelse_collapse): New function.
21406 (noce_process_if_block): Call noce_try_ifelse_collapse.
21407 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
21408 (simplify_ternary_operation): Use the above to simplify
21409 conditional CLZ/CTZ expressions.
21411 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21413 PR middle-end/37780
21414 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
21415 define_insn_and_split.
21417 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21419 PR middle-end/37780
21420 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
21422 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
21425 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
21426 Implicitly clobber memory for basic asm with non-empty assembler
21427 string. Use targetm.md_asm_adjust also here.
21428 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
21429 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
21430 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
21431 non-empty assembler string.
21432 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
21433 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
21434 (decode_asm_operands): Handle basic asm in PARALLEL block.
21435 (extract_insn): Handle basic asm in PARALLEL block.
21436 * doc/extend.texi: Mention new behavior of basic asm.
21437 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
21438 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
21439 branch_needs_nop_p): Use asm_noperands.
21441 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
21443 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
21444 Include the M7 SPARC DFA scheduler.
21445 New attribute v3pipe.
21446 Annotate insns with v3pipe where appropriate.
21447 Define cpu_feature vis4.
21448 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
21449 Add (V8QI "8") to vbits.
21450 Add insns {add,sub}v8qi3
21451 Add insns ss{add,sub}v8qi3
21452 Add insns us{add,sub}{v8qi,v4hi}3
21453 Add insns {min,max}{v8qi,v4hi,v2si}3
21454 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
21455 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
21456 * config/sparc/niagara4.md: Add a comment explaining the
21457 discrepancy between the documented latenty numbers and the
21459 * config/sparc/niagara7.md: New file.
21460 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
21461 supports SPARC5 and VIS 4.0 instructions.
21462 * configure: Regenerate.
21463 * config.in: Likewise.
21464 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
21465 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
21466 TARGET_CPU_niagara7.
21467 (ASM_CPU64_DEFAULT_SPEC): Likewise.
21468 (CPP_CPU_SPEC): Handle niagara7.
21469 (ASM_CPU_SPEC): Likewise.
21470 * config/sparc/sparc-opts.h (processor_type): Add
21471 PROCESSOR_NIAGARA7.
21472 (mvis4): New option.
21473 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
21474 (AS_NIAGARA7_FLAG): Define.
21475 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
21476 (CPP_CPU64_DEFAULT_SPEC): Likewise.
21477 (CPP_CPU_SPEC): Handle niagara7.
21478 (ASM_CPU_SPEC): Likewise.
21479 * config/sparc/sparc.c (niagara7_costs): Define.
21480 (sparc_option_override): Handle niagara7 and adjust cache-related
21481 parameters with better values for niagara cpus. Also support VIS4.
21482 (sparc32_initialize_trampoline): Likewise.
21483 (sparc_use_sched_lookahead): Likewise.
21484 (sparc_issue_rate): Likewise.
21485 (sparc_register_move_cost): Likewise.
21486 (dump_target_flag_bits): Support VIS4.
21487 (sparc_vis_init_builtins): Likewise.
21488 (sparc_builtins): Likewise.
21489 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
21491 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
21493 * config/sparc/sparc.opt (sparc_processor_type): New value
21495 * config/sparc/visintrin.h (__attribute__): Prototypes for the
21497 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
21499 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
21502 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
21504 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
21506 2016-06-06 Richard Biener <rguenther@suse.de>
21508 PR tree-optimization/71398
21509 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
21512 2016-06-05 James Bowman <james.bowman@ftdichip.com>
21514 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
21515 ft32_expand_prolog, ft32_expand_epilogue):
21516 Handle pretend_args.
21517 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
21518 * config/ft32/ft32.md: Add pretend_returner.
21520 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
21523 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
21524 Copy op1 RTX to avoid invalid sharing.
21525 (ix86_expand_vector_move_misalign): Ditto.
21527 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
21529 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
21532 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
21534 * predict.c (predicted_by_loop_heuristics_p): New function.
21535 (predict_iv_comparison): Use it.
21536 (predict_loops): Walk from innermost loops; do not predict edges
21537 leaving multiple loops multiple times; implement
21538 PRED_LOOP_ITERATIONS_MAX heuristics.
21539 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
21541 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
21543 * cfg.c (check_bb_profile): Do not report mismatched profiles when
21544 only edges out of BB are EH edges.
21546 2016-06-04 Martin Sebor <msebor@redhat.com>
21547 Marcin Baczyński <marbacz@gmail.com>
21550 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
21551 a void expression in a void function.
21553 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
21555 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
21556 aux; dump reasons of decisions.
21557 (should_duplicate_loop_header_p): Likewise.
21558 (do_while_loop_p): Likewise.
21559 (ch_base::copy_headers): Dump asi num insns duplicated.
21561 2016-06-04 Jakub Jelinek <jakub@redhat.com>
21563 PR tree-optimization/71405
21564 * tree-ssa.c (execute_update_addresses_taken): For clobber with
21565 incompatible type, build a new clobber with the right type instead
21566 of building a VIEW_CONVERT_EXPR around it.
21568 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
21570 PR tree-optimization/52171
21571 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
21572 by_pieces_ninsns instead of move_by_pieces_ninsns.
21574 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
21576 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
21577 for reg+reg addressing mode.
21579 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21581 * rs6000-c.c (c/c-tree.h): Add #include.
21582 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
21583 in C++ when found in the base position of vec_ld or vec_st.
21585 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
21587 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
21588 use of profile unless profile status is PROFILE_READ.
21589 * profile.c (compute_branch_probabilities): Set profile status
21590 only after reporting predictor hitrates.
21592 2016-06-03 Joseph Myers <joseph@codesourcery.com>
21596 * common.opt (ffp-int-builtin-inexact): New option.
21597 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
21598 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
21599 (ceil@var{m}2): Document dependence on this option.
21600 * ipa-inline-transform.c (inline_call): Handle
21601 flag_fp_int_builtin_inexact.
21602 * ipa-inline.c (can_inline_edge_p): Likewise.
21603 * config/i386/i386.md (rintxf2): Do not test
21604 flag_unsafe_math_optimizations.
21605 (rint<mode>2_frndint): New define_insn.
21606 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
21607 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
21608 for 387 instead of extending and truncating.
21609 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
21610 !flag_trapping_math instead of flag_unsafe_math_optimizations.
21611 Change to frndint<mode>2_<rounding>.
21612 (frndintxf2_<rounding>_i387): Likewise. Change to
21613 frndint<mode>2_<rounding>_i387.
21614 (<rounding_insn>xf2): Likewise.
21615 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
21616 !flag_trapping_math instead of flag_unsafe_math_optimizations for
21617 x87. Test TARGET_ROUND || !flag_trapping_math ||
21618 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
21619 SSE. Use ROUND_NO_EXC in constant operand of
21620 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
21621 for 387 instead of extending and truncating.
21623 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
21624 Julia Koval <julia.koval@intel.com>
21636 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
21637 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
21638 all registers, except for function return registers if there are
21639 no caller-saved registers.
21640 (ix86_set_func_type): New function.
21641 (ix86_set_current_function): Call ix86_set_func_type to set
21642 no_caller_saved_registers and func_type. Call reinit_regs if
21643 caller-saved registers are changed. Don't allow MPX, SSE, MMX
21644 nor x87 instructions in interrupt handler nor function with
21645 no_caller_saved_registers attribute.
21646 (ix86_function_ok_for_sibcall): Return false if there are no
21647 caller-saved registers.
21648 (type_natural_mode): Don't warn ABI change for MMX in interrupt
21650 (ix86_function_arg_advance): Skip for callee in interrupt handler.
21651 (ix86_function_arg): Return special arguments in interrupt handler.
21652 (ix86_promote_function_mode): Promote pointer to word_mode only
21653 for normal functions.
21654 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
21656 (ix86_epilogue_uses): New function.
21657 (ix86_hard_regno_scratch_ok): Likewise.
21658 (ix86_save_reg): Preserve all registers in interrupt handler
21659 after reload. Preserve all registers, except for function return
21660 registers, if there are no caller-saved registers after reload.
21661 (find_drap_reg): Always use callee-saved register if there are
21662 no caller-saved registers.
21663 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
21664 for interrupt handler.
21665 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
21666 Emit cld instruction if stringops are used in interrupt handler
21667 or interrupt handler isn't a leaf function.
21668 (ix86_expand_epilogue): Generate interrupt return for interrupt
21669 handler and pop the 'ERROR_CODE' off the stack before interrupt
21670 return in exception handler.
21671 (ix86_expand_call): Disallow calling interrupt handler directly.
21672 If there are no caller-saved registers, mark all registers that
21673 are clobbered by the call which returns as clobbered.
21674 (ix86_handle_no_caller_saved_registers_attribute): New function.
21675 (ix86_handle_interrupt_attribute): Likewise.
21676 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
21678 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
21679 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
21680 accumulation in interrupt function if stack may be realigned to
21682 (EPILOGUE_USES): New.
21683 (function_type): New enum.
21684 (machine_function): Add func_type and no_caller_saved_registers.
21685 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
21686 (interrupt_return): New pattern.
21687 * doc/extend.texi: Document x86 interrupt and
21688 no_caller_saved_registers attributes.
21690 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
21692 PR tree-optimization/52171
21693 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
21694 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
21695 Look for constant strings. Move some code to emit_block_cmp_hints
21697 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
21698 * defaults.h (COMPARE_MAX_PIECES): New macro.
21699 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
21700 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
21701 (clear_by_pieces_1): Don't declare. Move definition before use.
21702 (can_do_by_pieces): New static function.
21703 (can_move_by_pieces): Use it. Return bool.
21704 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
21705 OP. All callers changed. Handle COMPARE_BY_PIECES.
21706 (class pieces_addr); New.
21707 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
21708 pieces_addr::adjust, pieces_addr::increment_address,
21709 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
21711 (class op_by_pieces_d): New.
21712 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
21714 (class move_by_pieces_d, class compare_by_pieces_d,
21715 class store_by_pieces_d): New subclasses of op_by_pieces_d.
21716 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
21717 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
21718 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
21719 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
21720 compare_by_pieces_d::finish_mode): New member functions.
21721 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
21723 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
21724 (emit_block_cmp_hints): New function.
21725 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
21726 use the newly defined classes.
21727 * expr.h (by_pieces_constfn): New typedef.
21728 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
21729 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
21730 (move_by_pieces_ninsns): Don't declare.
21731 (can_move_by_pieces): Change return value to bool.
21732 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
21733 (compare_by_pieces_branch_ratio): New hook.
21734 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
21735 (by_pieces_ninsns): Declare.
21736 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
21738 (default_compare_by_pieces_branch_ratio): New function.
21739 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
21740 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
21741 * doc/tm.texi: Regenerate.
21742 * tree-ssa-strlen.c: Include "builtins.h".
21743 (handle_builtin_memcmp): New static function.
21744 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
21745 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
21747 2016-06-03 Alan Hayward <alan.hayward@arm.com>
21749 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
21750 relevant stmts which are simple and invariant.
21751 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
21752 instead of simple and invariant
21754 2016-06-03 Alan Hayward <alan.hayward@arm.com>
21756 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
21757 (vectorizable_reduction): Check for new relevant state.
21758 (vectorizable_live_operation): vectorize live stmts using
21759 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
21760 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
21761 (vect_stmt_relevant_p): Check for stmts which are only used live.
21762 (process_use): Use of a stmt does not inherit it's live value.
21763 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
21764 (vect_analyze_stmt): Check for new relevant state.
21765 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
21766 outside the loop, but not inside it.
21768 2016-06-03 Alan Hayward <alan.hayward@arm.com>
21770 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
21771 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
21772 (vect_get_vec_def_for_operand): Split out code.
21774 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
21776 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
21778 2016-06-03 Alan Hayward <alan.hayward@arm.com>
21780 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
21782 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21784 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
21786 2016-06-03 Jakub Jelinek <jakub@redhat.com>
21788 PR middle-end/71387
21789 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
21790 to noreturn e->callee->decl that has void return type and void
21791 arguments, adjust gimple_call_fntype and remove lhs even if it had
21792 previously addressable type.
21794 2016-06-02 Jeff Law <law@redhat.com>
21796 PR tree-optimization/71328
21797 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
21798 error when checking for a jump back onto the copied path.
21800 2016-06-02 David Malcolm <dmalcolm@redhat.com>
21802 * config/microblaze/microblaze.c (get_branch_target): Add return
21803 NULL_RTX for the non-CALL_P case.
21804 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
21805 (insert_wic): Remove unused local "j".
21807 2016-06-02 Martin Liska <mliska@suse.cz>
21809 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
21811 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
21812 Julia Koval <julia.koval@intel.com>
21814 * function.c (assign_parm_setup_stack): Force source into a
21815 register if needed.
21816 * target.def (function_incoming_arg): Update documentation to
21817 allow arbitrary address computation based on hard register.
21818 * doc/tm.texi: Regenerated.
21820 2016-06-02 Martin Liska <mliska@suse.cz>
21822 * predict.c (combine_predictions_for_bb): Fix first match in
21823 cases where a first predictor contains more than one occurence
21824 in list of predictors. Take the best value in such case.
21826 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21828 PR rtl-optimization/71295
21829 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
21830 offset would go over the size of the inner mode reject it.
21832 2016-06-02 Jakub Jelinek <jakub@redhat.com>
21834 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
21835 x=x,x and v=v,m instead of x=x,m.
21837 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
21838 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
21839 alternative to v=rm,C.
21841 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
21842 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
21843 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
21844 instead of vex for the last two above mentioned alternatives.
21846 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21849 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
21851 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
21853 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
21855 2016-06-01 David Malcolm <dmalcolm@redhat.com>
21857 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
21858 from int to unsigned.
21860 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
21862 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
21863 alternatives, eliminating preferred register class. Add support
21864 for the MTVSRDD instruction in ISA 3.0.
21865 (vsx_splat_v4si_internal): Use splat_input_operand instead of
21866 reg_or_indexed_operand.
21867 (vsx_splat_v4sf_internal): Likewise.
21869 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
21872 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
21873 for loading up all 0's or all 1's.
21875 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
21877 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
21879 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
21881 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
21883 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
21884 * gcc.c (set_source_date_epoch_envvar): New function, sets
21885 the SOURCE_DATE_EPOCH environment variable to the current time.
21887 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
21889 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
21890 the factor for live Phi nodes.
21892 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
21894 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
21895 * tree-parloops.c (parallelize_loops): likewise.
21896 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
21897 tree_unswitch_outer_loop): likewise.
21899 2016-06-01 Jakub Jelinek <jakub@redhat.com>
21901 PR middle-end/71371
21902 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
21903 around creation of the temporary.
21905 2016-06-01 Richard Biener <rguenther@suse.de>
21907 PR tree-optimization/71366
21908 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
21909 (unloop_loops): Move removing edges here ...
21910 (try_unroll_loop_completely): ... from here.
21911 (try_peel_loop): ... and here.
21912 (tree_unroll_loops_completely_1): Track parent loops via
21913 bitmap of header BBs.
21914 (tree_unroll_loops_completely): Adjust for that.
21916 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
21918 * config/rs6000/altivec.h (vec_slv): New macro.
21919 (vec_srv): New macro.
21920 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
21921 (UNSPEC_VSRV): New value.
21924 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
21925 (vsrv): New builtin definition.
21926 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
21927 define argument types for new builtin.
21928 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
21930 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
21933 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
21934 Jocelyn Mayer <l_indien@magic.fr>
21937 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
21938 detect processor family for signature_CENTAUR_ebx.
21939 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
21940 signature_CENTAUR_ebx.
21941 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
21942 <default>: Pass x86-64 for has_longmode.
21944 2016-06-01 Nathan Sidwell <nathan@acm.org>
21946 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
21949 2016-06-01 Richard Biener <rguenther@suse.de>
21951 PR tree-optimization/71261
21952 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
21953 of stmts successfully put in the bool pattern. Remove
21954 single-use restriction.
21955 (adjust_bool_pattern_cast): Add cast at the use site via the
21956 pattern def sequence.
21957 (adjust_bool_pattern): Remove recursion, maintain a hash-map
21958 of patterned defs. Use the pattern def seqence instead of
21959 multiple independent patterns.
21960 (sort_after_uid): New qsort compare function.
21961 (adjust_bool_stmts): New function to process stmts in the bool
21962 pattern in IL order.
21963 (vect_recog_bool_pattern): Adjust.
21964 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
21965 (ifcvt_walk_pattern_tree): Likewise.
21966 (stmt_is_root_of_bool_pattern): Likewise.
21967 (ifcvt_repair_bool_pattern): Likewise.
21968 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
21970 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
21972 * loop-unroll.c (decide_unroll_constant_iterations,
21973 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
21974 likely upper bounds.
21975 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
21977 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
21979 * tree-core.h (enum omp_clause_code): Remove
21980 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
21982 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21984 * config/arm/sync.md (arm_store_exclusive<mode>):
21985 Use 'H' output modifier on operands[2] rather than creating a new
21986 entry in out-of-bounds memory of the operands array.
21987 (arm_store_release_exclusivedi): Likewise.
21989 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21991 * config/arm/arm.c (arm_fusion_enabled_p): New function.
21992 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
21993 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
21994 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
21996 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
21998 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
21999 into account live statements for mask producers.
22001 2016-06-01 Richard Biener <rguenther@suse.de>
22003 PR tree-optimization/71311
22004 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
22005 restrict to non-INTEGER_CST @0.
22007 2016-06-01 Richard Biener <rguenther@suse.de>
22009 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
22010 (relational patterns): Use :c to avoid pattern duplications.
22012 2016-06-01 Richard Biener <rguenther@suse.de>
22014 * genmatch.c (comparison_code_p): New predicate.
22015 (swap_tree_comparison): New function.
22016 (commutate): Add for_vec parameter to append new for entries.
22017 Support commutating relational operators by swapping it alongside
22019 (lower_commutative): Adjust.
22020 (dt_simplify::gen): Do not pass artificial operators to gen
22022 (decision_tree::gen): Do not add artificial operators as parameters.
22023 (parser::parse_expr): Verify operator commutativity when :c is
22024 applied. Allow :C to override this.
22025 * match.pd: Adjust patterns to use :C instead of :c where required.
22027 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
22029 PR tree-optimization/71077
22030 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
22031 the combining step, use boolean_false_node and boolean_true_node
22032 as the designated false/true return values.
22034 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
22036 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
22037 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
22038 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
22041 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
22043 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
22044 of flags impliying the register renaming.
22045 * toplev.c (process_options): Do not imply flag_rename_registers with
22048 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
22050 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
22051 default implementation.
22053 2016-05-31 Nathan Sidwell <nathan@acm.org>
22055 * dwarf2out.c (cur_line_info_table): Add GTY marker.
22057 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
22059 * config/sh/constraints.md (b): Remove constraint.
22060 * config/sh/predicates.md (arith_reg_operand): Remove
22062 * config/sh/sh-modes.def (PDI): Remove.
22063 * config/sh/sh.c (sh_target_reg_class,
22064 sh_optimize_target_register_callee_saved): Remove functions.
22065 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
22066 (sh_expand_epilogue): Update comment.
22067 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
22068 sh_secondary_reload): Remove TARGET_REGS related code.
22069 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
22070 TARGET_REGISTER_P): Remove macros.
22071 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
22072 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
22073 TR1_REG, TR2_REG): Remove constants.
22074 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
22076 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
22078 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
22079 define_expand patterns.
22080 (adddi3_compact): Rename to adddi3.
22081 (subdi3_compact): Rename to subdi3.
22082 (*negdi2): Rename to negdi2.
22083 (*abs<mode>2): Rename to abs<mode>2.
22085 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
22087 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
22088 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
22089 (atomic_sub_fetchsi): ... this new pattern.
22090 (mvtc): Add CC_REG clobber.
22092 2016-05-31 Marek Polacek <polacek@redhat.com>
22094 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
22096 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22098 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
22099 aarch64_fusion_enabled_p to check for fusion capabilities.
22101 2016-05-31 Richard Biener <rguenther@suse.de>
22103 PR tree-optimization/71352
22104 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
22105 minus one and a negate.
22107 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22109 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
22110 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
22112 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
22113 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
22114 Remove use of aarch64_simd_attr_length_move, set length attribute
22116 (*aarch64_be_movoi): Likewise.
22117 (*aarch64_be_movci): Likewise.
22118 (*aarch64_be_movxi): Likewise.
22120 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
22122 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
22123 It no longer does that.
22124 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
22126 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
22128 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
22129 attribute __unused__.
22131 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
22133 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
22134 * config/arm/arm.c (arm_arch_thumb1): Define.
22135 (arm_option_override): Initialize arm_arch_thumb1.
22136 * config/arm/arm.h (arm_arch_thumb1): Declare.
22137 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
22138 support Thumb-1 ISA.
22140 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
22143 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
22144 `Yv' for scalar operand.
22146 2016-05-31 Tom de Vries <tom@codesourcery.com>
22148 PR tree-optimization/69068
22149 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
22150 phis with more than two args.
22152 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
22154 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
22155 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
22158 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
22160 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
22162 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
22164 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
22165 cpu_32, cpu_64, tune_32 and tune_64.
22166 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
22168 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
22170 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
22172 2016-05-30 Andi Kleen <ak@linux.intel.com>
22174 * auto-profile.c (read_profile): Replace asserts with errors
22175 when file does not exist.
22176 * gcov-io.c (gcov_read_words): Dito.
22178 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
22180 * tree-cfg.c (print_loop): Print likely upper bounds.
22182 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
22184 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
22185 * opts.c (default_options): Enable peel loops at -O3.
22186 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
22187 (try_peel_loop): Do not re-peel already peeled loops;
22188 use likely upper bounds; fix profile updating.
22189 (pass_complete_unroll::execute): Initialize peeled_loops.
22191 2016-05-30 Martin Liska <mliska@suse.cz>
22193 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
22194 computed costs by frequency of BB they belong to.
22195 (get_scaled_computation_cost_at): New function.
22197 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
22198 Marc Glisse <marc.glisse@inria.fr>
22200 PR tree-optimization/71289
22201 * match.pd (-1 / B < A, A > -1 / B): New transformations.
22203 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
22205 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
22207 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
22209 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
22210 for peeled copies; avoid underflow when updating estimates; correctly
22211 scale loop profile.
22213 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
22215 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
22216 r236875. Corrected oe3 to oe2 as obvious.
22218 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
22220 PR middle-end/71269
22221 PR middle-end/71252
22222 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
22223 that inserted stmt will not dominate stmts that defines its operand.
22224 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
22225 (rewrite_expr_tree_parallel): Likewise.
22227 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
22229 PR middle-end/71252
22230 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
22231 all fields including stmt_to_insert are swapped.
22233 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
22235 * predict.h (force_edge_cold): Declare.
22236 * predict.c (force_edge_cold): New function.
22237 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
22239 (canonicalize_loop_induction_variables): Fix formating.
22241 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
22243 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
22244 (visium_expand_copysign): Use gen_int_mode directly.
22245 (visium_compute_frame_size): Minor tweaks.
22247 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
22249 * tree-vect-loop.c (vect_analyze_loop_2): Use
22250 likely_max_stmt_executions_int.
22252 2016-05-30 Tom de Vries <tom@codesourcery.com>
22254 PR tree-optimization/69067
22255 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
22257 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
22260 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
22261 New peepholes to remove unneeded fild/fistp pairs.
22262 (define_peephole2 atomic_loaddi_fpu): Ditto.
22264 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22266 * predict.c (maybe_hot_frequency_p): Avoid division.
22268 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
22270 * doc/install.texi: Use https for shop.fsf.org.
22272 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22274 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
22275 likely_max_stmt_executions_int.
22277 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22279 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
22280 likely_max_stmt_executions_int.
22282 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22284 * profile.c (compute_branch_probabilities): Do not report hitrates
22286 (branch_prob): Report hitrates here.
22287 * predict.c (gimple_predict_edge): Do not assert profile status;
22288 fix formatting issues.
22290 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22292 * predict.c (edge_predicted_by_p): New function.
22293 (predict_paths_for_bb): Do not put multiple predictions of the same type
22296 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22298 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
22301 2016-05-28 Alan Modra <amodra@gmail.com>
22303 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
22305 2016-05-28 Alan Modra <amodra@gmail.com>
22307 PR rtl-optimization/71275
22308 * ira.c (ira): Free dominance info.
22310 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
22312 * doc/sourcebuild.texi: New address for upstream Go repository.
22314 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
22316 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
22317 (TARGET_ARM_V7M): Likewise.
22319 2016-05-26 Jeff Law <law@redhat.com>
22321 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
22322 (thread_across_edge): Remove calls to find_jump_threads_backwards.
22323 * passes.def: Add jump threading passes before DOM/VRP.
22324 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
22325 argument to a basic block from an edge. Remove tests which are
22327 (pass_data_thread_jumps, class pass_thread_jumps): New.
22328 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
22329 (make_pass_thread_jumps): Likewise.
22330 * tree-pass.h (make_pass_thread_jumps): Declare.
22332 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
22334 * config/visium/visium-protos.h (split_double_move): Rename into...
22335 (visium_split_double_move): ...this.
22336 (visium_split_double_add): Declare.
22337 * config/visium/visium.c (split_double_move): Rename into...
22338 (visium_split_double_move): ...this.
22339 (visium_split_double_add): New function.
22340 (visium_expand_copysign): Renumber operands for consistency.
22341 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
22342 (DFmode move splitter): Likewise.
22343 (*addi3_insn): Split by means of visium_split_double_add.
22344 (*adddi3_insn_flags): Delete.
22345 (*plus_plus_sltu<subst_arith>): New insn.
22346 (*subdi3_insn): Split by means of visium_split_double_add.
22347 (subdi3_insn_flags): Delete.
22348 (*minus_minus_sltu<subst_arith>): New insn.
22349 (*negdi2_insn): Split by means of visium_split_double_add.
22350 (*negdi2_insn_flags): Delete.
22352 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
22354 * configure.ac: Treat a --with-headers option without argument
22355 the same as the default (i.e. consult sys-include directory).
22356 * configure: Regenerate.
22358 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22360 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
22361 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
22363 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
22364 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
22366 2016-05-27 Jiong Wang <jiong.wang@arm.com>
22369 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
22370 tree-stdarg analysis results.
22371 (aarch64_setup_incoming_varargs): Likewise.
22373 2016-05-27 Jiong Wang <jiong.wang@arm.com>
22375 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
22376 va_list_gpr_counter_field and va_list_fpr_counter_field.
22378 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
22381 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
22382 * config/aarch64/aarch64.c
22383 (aarch64_cannot_change_mode_class): Remove function.
22384 * config/aarch64/aarch64-protos.h
22385 (aarch64_cannot_change_mode_class): Remove.
22387 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
22389 * cfgloop.c (record_niter_bound): Record likely upper bounds.
22390 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
22391 get_likely_max_loop_iterations_int): New.
22392 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
22393 any_likely_upper_bound.
22394 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
22396 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
22397 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
22399 (unroll_loop_constant_iterations): Likewise.
22400 (unroll_loop_runtime_iterations): Likewise.
22401 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
22402 * lto-streamer-out.c (output_cfg): Likewise.
22403 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
22405 (canonicalize_loop_induction_variables): Dump likely upper bounds.
22406 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
22407 (likely_max_loop_iterations): New.
22408 (likely_max_loop_iterations_int): New.
22409 (likely_max_stmt_executions): New.
22410 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
22411 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
22412 likely_max_stmt_executions): Declare.
22414 2016-05-27 Marek Polacek <polacek@redhat.com>
22416 PR middle-end/71308
22417 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
22419 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22421 * config/s390/s390.md (2x risbg splitters): Use
22422 reg_overlap_mentioned_p instead of rtx_equal_p.
22424 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
22426 * combine.c (make_compound_operation): Take known zero bits into
22427 account when checking for possible zero_extend.
22429 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22431 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
22432 Use const_int_operand for operand 2 predicate. Simplify expand code
22435 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
22437 PR middle-end/71279
22438 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
22441 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22443 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
22444 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
22445 that returns CC_SESWPmode and CC_ZESWPmode.
22446 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
22448 (aarch64_rtx_costs): Likewise.
22450 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
22452 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
22453 for ISA 3.0 min/max support.
22454 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
22455 conditional move support.
22456 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
22457 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
22459 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
22460 conditional moves where the comparison type is different from move
22462 (fp_minmax): New code iterator for smin/smax.
22463 (minmax): New code attributes for min/max.
22464 (SMINMAX): Likewise.
22465 (smax<mode>3): Combine min, max insns into one insn using the
22466 fp_minmax code iterator. Add support for ISA 3.0 min/max
22467 instructions that don't need -ffast-math.
22468 (s<minmax><mode>3): Likewise.
22469 (smax<mode>3_vsx): Likewise.
22470 (smin<mode>3): Likewise.
22471 (s<minmax><mode>3_vsx): Likewise.
22472 (smin<mode>3_vsx): Likewise.
22473 (pre-VSX min/max splitters): Likewise.
22474 (s<minmax><mode>3_fpr): Likewise.
22475 (movsfcc): Rewrite floating point conditional moves to combine
22476 SFmode/DFmode into a single insn.
22477 (mov<mode>cc): Likewise.
22478 (movdfcc): Likewise.
22479 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
22480 SFDF2 iterators to handle all combinations.
22481 (fseldfsf4): Likewise.
22482 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
22483 (fseldfdf4): Likewise.
22484 (fselsfdf4): Likewise.
22485 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
22486 comparison instructions that set a 0/-1 mask, and use it for
22487 floating point conditional move via XXSEL.
22488 (fpmask<mode>): Likewise.
22489 (xxsel<mode>): Likewise.
22490 * config/rs6000/predicates.md (min_max_operator): Delete, no
22492 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
22493 instructions that generate a 0/-1 mask for use with XXSEL.
22494 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
22495 say whether floating point min/max is available, either through
22496 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
22497 (TARGET_MINMAX_DF): Likewise.
22499 2016-05-27 Alan Modra <amodra@gmail.com>
22501 PR rtl-optimization/71275
22502 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
22503 for update_equiv_regs and combine_and_move_insns.
22505 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
22507 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
22508 if_then_else or cond RTXes to calculate attribute value.
22509 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
22510 <attr "length_immediate>: Ditto.
22511 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
22512 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
22513 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
22514 <attr "type">: Ditto.
22515 <attr "prefix_data16">: Ditto.
22516 <attr "prefix_extra">: Ditto.
22517 <attr "length_immediate">: Ditto.
22518 <attr "prefix">: Ditto.
22519 (vec_set<mode>_0) <attr "isa">: Ditto.
22520 <attr "prefix_extra">: Ditto.
22521 <attr "length_immediate">: Ditto.
22522 <attr "prefix">: Ditto.
22523 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
22524 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
22525 (sse2_storelpd) <attr "prefix_data16">: Ditto.
22526 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
22527 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
22528 <attr "length_immediate">: Ditto.
22529 <attr "prefix">: Ditto.
22530 (sse2_movsd) <attr "length_immediate">: Ditto.
22531 <attr "prefix">: Ditto.
22532 (vec_concatv2df) <attr "isa">: Ditto.
22533 <attr "prefix">: Ditto.
22534 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
22535 (*vec_extractv2di_1) <attr "isa">: Ditto.
22536 <attr "type">: Ditto.
22537 <attr "length_immediate">: Ditto.
22538 <attr "prefix_rex">: Ditto.
22539 <attr "prefix_extra">: Ditto.
22540 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
22541 <attr "prefix_extra">: Ditto.
22542 <attr "length_immediate">: Ditto.
22543 (vec_concatv2di) <attr "isa">: Ditto.
22544 <attr "prefix_extra">: Ditto.
22545 <attr "length_immediate">: Ditto.
22546 <attr "prefix">: Ditto.
22548 2016-05-26 Martin Liska <mliska@suse.cz>
22550 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
22552 (operator+): Likewise.
22553 (operator-): Likewise.
22554 (comp_cost::operator+=): Likewise.
22555 (comp_cost::operator-=): Likewise.
22556 (comp_cost::operator/=): Likewise.
22557 (comp_cost::operator*=): Likewise.
22558 (operator<): Likewise.
22559 (operator==): Likewise.
22560 (operator<=): Likewise.
22561 (new_cost): Remove.
22562 (infinite_cost_p): Likewise.
22563 (add_costs): Likewise.
22564 (sub_costs): Likewise.
22565 (compare_costs): Likewise.
22566 (set_group_iv_cost): Use the newly introduced functions.
22567 (get_address_cost): Likewise.
22568 (get_shiftadd_cost): Likewise.
22569 (force_expr_to_var_cost): Likewise.
22570 (split_address_cost): Likewise.
22571 (ptr_difference_cost): Likewise.
22572 (difference_cost): Likewise.
22573 (get_computation_cost_at): Likewise.
22574 (determine_group_iv_cost_generic): Likewise.
22575 (determine_group_iv_cost_address): Likewise.
22576 (determine_group_iv_cost_cond): Likewise.
22577 (autoinc_possible_for_pair): Likewise.
22578 (determine_group_iv_costs): Likewise.
22579 (cheaper_cost_pair): Likewise.
22580 (iv_ca_recount_cost): Likewise.
22581 (iv_ca_set_no_cp): Likewise.
22582 (iv_ca_set_cp): Likewise.
22583 (iv_ca_cost): Likewise.
22584 (iv_ca_new): Likewise.
22585 (iv_ca_dump): Likewise.
22586 (iv_ca_narrow): Likewise.
22587 (iv_ca_prune): Likewise.
22588 (iv_ca_replace): Likewise.
22589 (try_add_cand_for): Likewise.
22590 (try_improve_iv_set): Likewise.
22591 (find_optimal_iv_set): Likewise.
22593 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
22595 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
22596 that internal functions will clobber all caller-saved registers.
22598 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
22600 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
22601 Return a better case_values_threshold when optimizing.
22603 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
22605 * config/aarch64/aarch64-simd.md (aarch64_combinez):
22606 Add ? to integer variant.
22607 (aarch64_combinez_be): Likewise.
22609 2016-05-26 Jakub Jelinek <jakub@redhat.com>
22611 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
22612 instead of x constraint.
22613 (vcvtps2ph256<mask_name>): Likewise.
22615 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
22616 alternative. Formatting fix.
22618 * config/i386/sse.md
22619 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
22621 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
22622 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
22623 maybe_evex prefix instead of vex.
22624 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
22625 EXT_REX_SSE_REG_P (op0) case in the splitter.
22627 2016-05-25 Jeff Law <law@redhat.com>
22629 PR tree-optimization/71272
22630 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
22631 Update comments. Add test for empty path.
22633 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
22635 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
22636 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
22637 special case builtin.
22638 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
22639 code for ALTIVEC_BUILTIN_VEC_CMPNE.
22640 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
22641 for __builtin_vec_cmpne.
22643 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
22645 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
22646 redundant test and bail out if the type of the new operand is not
22647 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
22649 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
22651 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
22652 (x_ix86_target_flags_explicit): Remove.
22653 * config/i386/i386.c (ix86_function_specific_save): Do not copy
22654 x_ix86_target_flags_explicit.
22655 (ix86_function_specific_restore): Ditto.
22657 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
22658 H.J. Lu <hongjiu.lu@intel.com>
22661 * common/config/i386/i386-common.c
22662 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
22663 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
22664 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
22665 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
22666 (-mgeneral-regs-only): Add new option.
22667 * config/i386/i386.c (ix86_option_override_internal): Don't enable
22668 x87 instructions if only general registers are allowed.
22669 (ix86_target_string): Add ix86_flags argument. Handle additional
22670 flags options through ix86_flags argument. Update all callers.
22671 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
22673 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22675 PR rtl-optimization/66940
22676 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
22677 decrementing desired_val will not overflow before performing these
22680 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
22682 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
22683 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
22684 * config/i386/i386.c (enum ix86_builtins): Add
22685 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
22686 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
22687 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
22688 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
22689 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
22690 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
22691 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
22692 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
22693 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
22694 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
22695 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
22696 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
22697 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
22698 __builtin_ia32_cvtps2dq512_mask.
22699 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
22700 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
22701 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
22702 * config/i386/sse.md
22703 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
22705 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
22706 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
22708 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
22709 (avx512f_vec_pack_sfix_v8df): New define_expand.
22710 (avx512f_roundpd512): Rename to ...
22711 (avx512f_round<castmode>512): ... this. Change iterator.
22712 (avx512f_roundps512_sfix): New define_expand.
22713 (round<mode>2_sfix): Change iterator.
22715 2016-05-25 Nick Clifton <nickc@redhat.com>
22717 * config/msp430/msp430.c (msp430_attr): Produce an error if a
22718 static interrupt handler is detected.
22719 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
22720 default linker script.
22721 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
22722 the low part of a symbolic pointer.
22724 2016-05-25 Richard Biener <rguenther@suse.de>
22726 PR tree-optimization/71261
22727 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
22728 interesting stmt instead of immediate uses when looking
22729 for the use operand to replace.
22731 2016-05-25 Martin Liska <mliska@suse.cz>
22733 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
22735 2016-05-25 Richard Biener <rguenther@suse.de>
22737 PR tree-optimization/71264
22738 * tree-vect-stmts.c (vect_init_vector): Properly deal with
22741 2016-05-25 Martin Liska <mliska@suse.cz>
22743 PR tree-optimization/71239
22744 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
22745 if DECL_SIZE is NULL.
22747 2016-05-25 Richard Biener <rguenther@suse.de>
22749 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
22750 * tree-if-conv.c (pass_data_if_conversion): Use it.
22752 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
22754 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
22755 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
22756 * varpool.c (varpool_node::get_availability): Likewise.
22758 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
22760 * config/rs6000/altivec.md (VNEG iterator): New iterator for
22761 VNEGW/VNEGD instructions.
22762 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
22763 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
22764 support for ISA 3.0 VNEGW/VNEGD instructions.
22766 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
22768 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
22769 pointers inside OACC_DATA regions.
22770 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
22771 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
22772 (gimplify_adjust_omp_clauses): Fix typo in comment.
22774 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
22776 * config/rs6000/altivec.md (VParity): New mode iterator for vector
22777 parity built-in functions.
22778 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
22780 (p9v_parity<mode>2): Likewise.
22781 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
22783 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
22784 (parity<mode>2): ISA 3.0 expander for vector parity.
22785 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
22787 (BU_P9_64BIT_MISC_0): Likewise.
22788 (BU_P9_MISC_0): Likewise.
22789 (BU_P9V_AV_1): Likewise.
22790 (BU_P9V_AV_2): Likewise.
22791 (BU_P9V_AV_3): Likewise.
22792 (BU_P9V_AV_P): Likewise.
22793 (BU_P9V_VSX_1): Likewise.
22794 (BU_P9V_OVERLOAD_1): Likewise.
22795 (BU_P9V_OVERLOAD_2): Likewise.
22796 (BU_P9V_OVERLOAD_3): Likewise.
22797 (VCTZB): Add vector count trailing zeros support.
22801 (VPRTYBD): Add vector parity support.
22802 (VPRTYBQ): Likewise.
22803 (VPRTYBW): Likewise.
22804 (VCTZ): Add overloaded vector count trailing zeros support.
22805 (VPRTYB): Add overloaded vector parity support.
22806 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
22807 overloaded vector count trailing zeros and parity instructions.
22808 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
22809 vector parity support.
22810 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
22811 trailing zeros support.
22812 (vec_cntlz): Likewise.
22813 (vec_vctzb): Likewise.
22814 (vec_vctzd): Likewise.
22815 (vec_vctzh): Likewise.
22816 (vec_vctzw): Likewise.
22817 (vec_vprtyb): Add ISA 3.0 vector parity support.
22818 (vec_vprtybd): Likewise.
22819 (vec_vprtybw): Likewise.
22820 (vec_vprtybq): Likewise.
22821 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
22822 the ISA 3.0 vector count trailing zeros and vector parity built-in
22825 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
22827 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
22828 when there is stmt_to_insert.
22830 2016-05-24 Martin Sebor <msebor@redhat.com>
22833 * tree.h (complete_or_array_type_p): New inline function.
22835 2016-05-24 Jakub Jelinek <jakub@redhat.com>
22837 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
22838 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
22839 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
22841 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
22842 Limit 1st alternative to noavx isa, split 2nd alternative into one
22843 noavx and one avx alternative, use *x and Bm in the former and
22844 x and m in the latter.
22846 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
22847 of sse4 for the first alternative, drop %v from the template
22848 and d operand modifier. Split second alternative into one sse4_noavx
22849 and one avx alternative, use *x instead of *v in the former and v
22850 instead of *v in the latter.
22851 (*sse4_1_extractps): Use noavx isa instead of * for the first
22852 alternative, drop %v from the template. Split second alternative into
22853 one noavx and one avx alternative, use *x instead of *v in the
22854 former and v instead of *v in the latter.
22855 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
22856 with noavx and the last one with avx.
22857 (sse4_1_phminposuw): Guard first alternative with noavx isa,
22858 split the second one into one noavx and one avx alternative,
22859 use *x and Bm in the former and x and m in the latter one.
22860 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
22863 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
22864 first two alternatives to noavx, use *x instead of *v in the second
22865 one, add avx alternative without *.
22866 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
22867 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
22868 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
22870 2016-05-24 Jeff Law <law@redhat.com>
22872 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
22873 New function, extracted from...
22874 (fsm_find_control_statement_thread_paths): Here. Use the new function.
22875 Allow simple copies and constant initializations in the SSA chain.
22877 2016-05-24 Marek Polacek <polacek@redhat.com>
22880 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
22883 2016-05-24 Jakub Jelinek <jakub@redhat.com>
22886 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
22887 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
22888 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
22889 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
22890 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
22892 2016-05-24 Richard Biener <rguenther@suse.de>
22894 PR tree-optimization/71240
22895 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
22898 2016-05-24 Richard Biener <rguenther@suse.de>
22900 PR tree-optimization/71230
22901 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
22903 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
22905 * tree-vectorizer.h (vectorizable_comparison): Delete.
22906 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
22907 PURE_SLP_STMT check.
22908 * tree-vect-stmts.c (vectorizable_call): Likewise.
22909 (vectorizable_simd_clone_call): Likewise.
22910 (vectorizable_conversion): Likewise.
22911 (vectorizable_assignment): Likewise.
22912 (vectorizable_shift): Likewise.
22913 (vectorizable_operation): Likewise.
22914 (vectorizable_load): Likewise.
22915 (vectorizable_condition): Likewise.
22916 (vectorizable_store): Likewise. Assert that we don't have
22918 (vectorizable_comparison): Make static. Remove redundant
22919 PURE_SLP_STMT check.
22920 (vect_transform_stmt): Assert that we always have an slp_node
22923 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22925 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
22926 operands[2] against 1 with comparison against CONST1_RTX.
22927 (<shift>di3_neon): Likewise.
22928 * config/arm/predicates.md (const0_operand): Replace with comparison
22929 against CONST0_RTX.
22931 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22933 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
22934 operands[2] against 1 with comparison against CONST1_RTX.
22935 (ashrdi3): Likewise.
22936 (lshrdi3): Likewise.
22937 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
22939 (ashrsi3): Likewise.
22940 (lshrsi3): Likewise.
22941 (rotrsi3): Likewise.
22942 (define_split above *compareqi_eq0): Likewise.
22943 (define_split above "prologue"): Likewise.
22944 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
22945 * config/arm/predicates.md (shift_operator): Likewise.
22946 (shift_nomul_operator): Likewise.
22947 (sat_shift_operator): Likewise.
22948 (thumb1_cmp_operand): Likewise.
22949 (const_neon_scalar_shift_amount_operand): Replace manual range
22950 check with IN_RANGE.
22951 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
22952 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
22954 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22956 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
22957 with HOST_WIDE_INT_1.
22959 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
22960 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
22961 (arm_canonicalize_comparison): Likewise.
22962 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
22964 (thumb1_size_rtx_costs): Likewise.
22965 (vfp_const_double_index): Replace cast of 1 to unsigned
22966 HOST_WIDE_INT with HOST_WIDE_INT_1U.
22967 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
22969 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
22970 HOST_WIDE_INT with HOST_WIDE_INT_1U.
22971 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
22972 HOST_WIDE_INT with HOST_WIDE_INT_1.
22974 2016-05-24 Marek Polacek <polacek@redhat.com>
22976 * tree-cfg.h (should_remove_lhs_p): New predicate.
22977 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
22978 * gimplify.c (gimplify_modify_expr): Likewise.
22979 * tree-cfg.c (verify_gimple_call): Likewise.
22980 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
22981 * gimple-fold.c: Include "tree-cfg.h".
22982 (gimple_fold_call): Use should_remove_lhs_p.
22984 2016-05-24 Richard Biener <rguenther@suse.de>
22986 PR tree-optimization/71253
22987 * cfganal.h (control_dependences): Make robust against edge
22989 (control_dependences::control_dependences): Remove edge_list argument.
22990 (control_dependences::get_edge): Remove.
22991 (control_dependences::get_edge_src): Add.
22992 (control_dependences::get_edge_dest): Likewise.
22993 (control_dependences::m_el): Make a vector of edge src/dest index.
22994 * cfganal.c (control_dependences::find_control_dependence): Adjust.
22995 (control_dependences::control_dependences): Likewise.
22996 (control_dependences::~control_dependence): Likewise.
22997 (control_dependences::get_edge): Remove.
22998 (control_dependences::get_edge_src): Add.
22999 (control_dependences::get_edge_dest): Likewise.
23000 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
23002 (perform_tree_ssa_dce): Adjust.
23003 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
23005 (pass_loop_distribution::execute): Adjust. Do loop destroying
23006 conditional on changed.
23008 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23011 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
23012 return. Reindent transformation comment and mention the ARM state
23015 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
23017 PR middle-end/71252
23018 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
23019 after build_and_add_sum creates new use stmt.
23021 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
23023 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
23024 load_lanes/grouped_load classification comes first. Don't check
23025 whether the vectorization factor is a multiple of the group size
23028 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
23030 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
23031 GROUP_GAP for single-element interleaving.
23032 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
23035 2016-05-24 Richard Biener <rguenther@suse.de>
23037 PR middle-end/70434
23039 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
23040 bases which are accessed with non-invariant indices.
23041 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
23042 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
23044 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
23046 PR middle-end/71170
23047 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
23048 (add_to_ops_vec): Add stmt_to_insert.
23049 (add_repeat_to_ops_vec): Init stmt_to_insert.
23050 (insert_stmt_before_use): New.
23051 (transform_add_to_multiply): Remove mult_stmt insertion and add it
23053 (get_ops): Init stmt_to_insert.
23054 (maybe_optimize_range_tests): Likewise.
23055 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
23056 (rewrite_expr_tree_parallel): Likewise.
23057 (reassociate_bb): Likewise.
23059 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
23062 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
23063 ISA 3.0 xxperm fusion alternative.
23064 (altivec_vperm_v8hiv16qi): Likewise.
23065 (altivec_vperm_<mode>_uns_internal): Likewise.
23066 (vperm_v8hiv4si): Likewise.
23067 (vperm_v16qiv8hi): Likewise.
23069 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
23070 Kelvin Nilsen <kelvin@gcc.gnu.org>
23072 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
23073 vpermr/xxpermr on ISA 3.0.
23074 (altivec_expand_vec_perm_le): Likewise.
23075 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
23076 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
23079 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
23081 * config/i386/i386.h (IS_STACK_MODE): Enable for
23082 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
23083 SSE_FLOAT_MODE_P macros.
23084 * config/i386/i386.c (ix86_preferred_reload_class): Use
23085 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
23086 Cleanup regclass processing for CONST_DOUBLE_P.
23087 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
23088 (ix86_rtx_costs): Remove redundant TARGET_80387 check
23089 with IS_STACK_MODE macro.
23090 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
23092 (*movdf_internal): Use IS_STACK_MODE macro.
23093 (*movsf_internal): Ditto.
23095 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
23097 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
23098 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
23100 2016-05-23 Jeff Law <law@redhat.com>
23102 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
23104 (fsm_find_control_statement_thread_paths): Call it.
23106 2016-05-23 Martin Jambor <mjambor@suse.cz>
23109 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
23110 from_global_constant if t is not NULL.
23112 2016-05-23 Marek Polacek <polacek@redhat.com>
23115 * common.opt (Wswitch-unreachable): New option.
23116 * doc/invoke.texi: Document -Wswitch-unreachable.
23117 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
23120 2016-05-23 Bin Cheng <bin.cheng@arm.com>
23122 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
23123 TMR_INDEX is non-NULL.
23125 2016-05-23 Richard Biener <rguenther@suse.de>
23127 PR tree-optimization/71230
23128 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
23129 (try_special_add_to_ops): ... here. Always test for single-use.
23131 2016-05-23 Martin Jambor <mjambor@suse.cz>
23133 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
23134 default block if a PHI node in the original one would be resized.
23136 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
23138 PR tree-optimization/58135
23139 * tree-vect-slp.c: When group size is not multiple
23140 of vector size, allow splitting of store group at
23143 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
23145 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
23147 2016-05-22 Jakub Jelinek <jakub@redhat.com>
23149 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
23150 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
23151 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
23154 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
23155 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
23156 v constraint instead of x and vinserti32x4 insn.
23158 * config/i386/sse.md (i128vldq): New mode iterator.
23159 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
23160 avx512dq and avx512vl alternatives.
23162 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
23163 constraint, use maybe_evex prefix instead of vex.
23164 (vec_dupv4sf): Use v constraint instead of x for output
23165 operand except for noavx alternative, use Yv constraint
23166 instead of x for input. Use maybe_evex prefix instead of vex.
23167 (*vec_dupv4si): Likewise.
23168 (*vec_dupv2di): Likewise.
23170 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
23172 PR middle-end/40921
23173 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
23174 (linearize_expr_tree): Call try_special_add_to_ops.
23175 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
23177 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
23179 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
23180 to computed stack_usage.
23182 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
23185 * config/avr/avr.md (define_expand "mov<mode>"): If the source
23186 operand is subreg (symbol_ref) then move the symbol ref to register.
23188 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
23190 * tree.c (array_at_struct_end_p): Look through MEM_REF.
23192 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
23194 PR middle-end/71179
23195 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
23198 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
23200 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
23201 ranges by calling get_single_symbol and tidy up. Look more closely
23202 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
23204 2016-05-20 Jeff Law <law@redhat.com>
23206 * bitmap.c (bitmap_find_bit): Remove useless test.
23208 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
23210 * function.c (thread_prologue_and_epilogue_insns): Commit the
23211 insertion of the epilogue.
23213 2016-05-20 Martin Jambor <mjambor@suse.cz>
23215 PR tree-optimization/70884
23216 * tree-sra.c (initialize_constant_pool_replacements): Do not check
23217 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
23218 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
23219 of constant pool data as a reason for scalarization.
23221 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
23223 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
23224 for naked functions.
23225 (thumb1_expand_prologue): Likewise.
23227 2016-05-20 Nathan Sidwell <nathan@acm.org>
23229 * config/nvptx/nptx.c (nvptx_option_override): Only set
23230 flag_toplevel_reorder, if not explicitly specified. Set
23231 flag_no_common, unless explicitly specified.
23233 2016-05-20 David Malcolm <dmalcolm@redhat.com>
23235 * calls.c (can_implement_as_sibling_call_p): Mark param
23236 reg_parm_stack_space with ATTRIBUTE_UNUSED.
23238 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
23240 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
23241 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
23242 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
23244 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
23245 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
23246 and CASE_CONST_ANY.
23248 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
23250 * config/nvptx/nvptx.md (sincossf3): New pattern.
23252 2016-05-20 David Malcolm <dmalcolm@redhat.com>
23254 * calls.c (maybe_complain_about_tail_call): New function.
23255 (initialize_argument_information): Call
23256 maybe_complain_about_tail_call when clearing *may_tailcall.
23257 (can_implement_as_sibling_call_p): Call
23258 maybe_complain_about_tail_call when returning false.
23259 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
23260 ensure try_tail_call is set. Call maybe_complain_about_tail_call
23261 if tail-call optimization fails.
23262 * cfgexpand.c (expand_call_stmt): Initialize
23263 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
23264 * gimple-pretty-print.c (dump_gimple_call): Dump
23265 gimple_call_must_tail_p.
23266 * gimple.c (gimple_build_call_from_tree): Call
23267 gimple_call_set_must_tail with the value of
23268 CALL_EXPR_MUST_TAIL_CALL.
23269 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
23270 (gimple_call_set_must_tail): New function.
23271 (gimple_call_must_tail_p): New function.
23272 * print-tree.c (print_node): Update printing of TREE_STATIC
23273 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
23274 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
23275 trailing comment listing applicable flags.
23276 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
23278 2016-05-20 David Malcolm <dmalcolm@redhat.com>
23280 * calls.c (expand_call): Move "Rest of purposes for tail call
23281 optimizations to fail" to...
23282 (can_implement_as_sibling_call_p): ...this new function, and
23283 split into multiple "if" statements.
23285 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
23287 * cfgloop.h (expected_loop_iterations_unbounded,
23288 expected_loop_iterations): Unconstify.
23289 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
23290 profile with known upper bound; return 3 when profile is absent.
23291 (expected_loop_iterations): Update.
23293 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
23295 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
23296 and get_max_loop_iterations_int.
23298 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
23300 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
23301 realistic upper bounds here.
23303 2016-05-20 Jakub Jelinek <jakub@redhat.com>
23306 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
23307 calls if the LHS is variable length or has addressable type.
23308 If targets[0]->decl is a noreturn call with void return type and
23309 zero arguments, adjust fntype and remove lhs in that case.
23311 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
23313 PR tree-optimization/71079
23314 PR tree-optimization/71206
23315 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
23317 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
23319 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
23320 (get_vec_alignment_for_array_decl): Likewise.
23321 (get_vec_alignment_for_record_decl): Likewise.
23322 (increase_alignment::execute): Move code to find alignment to
23323 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
23324 (type_align_map): New hash_map.
23326 2016-05-20 Richard Guenther <rguenther@suse.de>
23328 PR tree-optimization/29756
23329 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
23330 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
23331 * fold-const.c (operand_equal_p): Likewise.
23332 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
23333 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
23334 * tree-inline.c (estimate_operator_cost): Likewise.
23335 * tree-pretty-print.c (dump_generic_node): Likewise.
23336 * tree-ssa-operands.c (get_expr_operands): Likewise.
23337 * cfgexpand.c (expand_debug_expr): Likewise.
23338 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
23339 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
23340 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
23341 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
23342 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
23343 (execute_update_addresses_taken): Do it.
23345 2016-05-20 Richard Biener <rguenther@suse.de>
23347 PR tree-optimization/71185
23348 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
23349 register operations.
23351 2016-05-20 Richard Biener <rguenther@suse.de>
23353 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
23354 gimple_seq_add_seq_without_update.
23355 (release_bb_predicate): Assert we have no operands to free.
23356 (if_convertible_loop_p_1): Calculate post dominators later.
23357 Do not free BB predicates here.
23358 (combine_blocks): Do not recompute BB predicates.
23359 (version_loop_for_if_conversion): Save BB predicates around
23362 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
23364 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
23365 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
23366 code. Ignore sibcalls on EDGE_IGNORE edges.
23367 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
23368 on edges for sibcalls that run without prologue. The rest of the
23369 function is combined from...
23370 (fix_fake_fallthrough_edge): ... this, and ...
23371 (try_shrink_wrapping): ... a part of this. Remove the bb_with
23372 function argument, make it a local variable.
23374 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
23376 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
23377 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
23378 for 32-bit mode and SEH for 64-bit.
23379 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
23380 TARGET_64BIT_DEFAULT.
23382 2016-05-19 Ryan Burn <contact@rnburn.com>
23384 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
23385 * gengtype.c (open_base_files): Add cilk.h to ifiles.
23387 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
23389 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
23390 force pending loads from memory.
23392 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
23394 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
23395 (UNSPEC_DARN_32): New unspec constant.
23396 (UNSPEC_DARN_RAW): New unspec constant.
23397 (darn_32): New instruction.
23398 (darn_raw): New instruction.
23399 (darn): New instruction.
23400 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
23401 support and documentation for this macro.
23402 (BU_P9_MISC_1): New macro definition.
23403 (BU_P9_64BIT_MISC_0): New macro definition.
23404 (BU_P9_MISC_0): New macro definition.
23405 (darn_32): New builtin definition.
23406 (darn_raw): New builtin definition.
23407 (darn): New builtin definition.
23408 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
23409 RS6000_BUILTIN_0 directives to surround each occurrence of
23410 #include "rs6000-builtin.def".
23411 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
23412 RS6000_BTM_64BIT flags to the returned mask, depending on
23414 (def_builtin): Correct an error in the assignments made to the
23415 debugging variable attr_string.
23416 (rs6000_expand_builtin): Add support for no-operand built-in
23418 (builtin_function_type): Remove fatal_error assertion that is no
23420 (rs6000_common_init_builtins): Add support for no-operand built-in
23422 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
23424 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
23426 (RS6000_BTM_64BIT): New macro definition.
23427 * doc/extend.texi: Document __builtin_darn (void),
23428 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
23431 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
23433 * tree-vect-loop.c (vect_analyze_loop_2): Use also
23434 max_loop_iterations_int.
23436 2016-05-19 Marek Polacek <polacek@redhat.com>
23438 PR tree-optimization/71031
23439 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
23440 condition and adjust the code a bit.
23442 2016-05-19 Martin Liska <mliska@suse.cz>
23444 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
23445 auto_vec instead of vec.
23447 2016-05-19 Martin Liska <mliska@suse.cz>
23449 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
23451 2016-05-19 Martin Liska <mliska@suse.cz>
23453 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
23455 2016-05-19 Martin Liska <mliska@suse.cz>
23457 * ipa-pure-const.c (set_function_state): Remove an existing
23459 (remove_node_data): Do not free it as it's released
23460 in set_function_state.
23462 2016-05-19 Martin Liska <mliska@suse.cz>
23464 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
23467 2016-05-19 Martin Liska <mliska@suse.cz>
23469 * omp-simd-clone.c (simd_clone_adjust): Release vector.
23471 2016-05-19 Martin Liska <mliska@suse.cz>
23473 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
23474 an auto_vec instead of re-creating it.
23476 2016-05-19 Martin Liska <mliska@suse.cz>
23478 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
23479 auto_vec instead of vec.
23481 2016-05-19 Martin Liska <mliska@suse.cz>
23483 * lto-section-in.c (lto_get_section_data): Call
23484 lto_check_version with additional argument.
23485 * lto-streamer.c (lto_check_version): Add new argument.
23486 * lto-streamer.h (lto_check_version): Likewise.
23488 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23490 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
23491 Don't add cost of inner memory when handling sign-extended loads.
23493 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
23495 PR rtl-optimization/71148
23496 * cse.c (cse_main): Free dominance info.
23497 (rest_of_handle_cse): Don't free dominance info.
23498 (rest_of_handle_cse2): Likewise.
23499 (rest_of_handle_cse_after_global_opts): Likewise.
23501 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23504 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
23505 NULL_TREE early if NEON is not available. Remove now redundant check
23506 in ARM_CHECK_BUILTIN_MODE.
23508 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
23511 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
23512 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
23513 * doc/cpp.texi: Document new macros.
23515 2016-05-19 Bin Cheng <bin.cheng@arm.com>
23517 PR tree-optimization/69848
23518 * tree-vect-loop.c (vectorizable_reduction): Don't factor
23519 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
23521 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
23523 * function.c (thread_prologue_and_epilogue_insn): Move the
23524 "goto epilogue_done" one block later.
23526 2016-05-19 Richard Biener <rguenther@suse.de>
23528 PR tree-optimization/70729
23529 * passes.def: Move LIM pass before PRE. Remove no longer
23530 required copyprop and move first DCE out of the loop pipeline.
23532 2016-05-18 David Malcolm <dmalcolm@redhat.com>
23535 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
23536 (OBJS-libcommon-target): ...here.
23537 * opts-common.c: Include spellcheck.h.
23538 (cmdline_handle_error): Build a vec of valid options and use it
23539 to suggest provide hints for misspelled arguments.
23541 2016-05-18 Jakub Jelinek <jakub@redhat.com>
23544 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
23545 lhs if it has TREE_ADDRESSABLE type.
23547 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
23550 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
23551 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
23553 2016-05-18 Martin Jambor <mjambor@suse.cz>
23556 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
23557 input for NOP_EXPR pass-through functions.
23558 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
23559 aggregate global constant VAR_DECLs in constant jump functions.
23561 2016-05-18 Martin Jambor <mjambor@suse.cz>
23564 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
23565 from TREE_READONLY parameters.
23567 2016-05-18 Martin Jambor <mjambor@suse.cz>
23570 * cgraph.h (cgraph_indirect_call_info): New field
23571 guaranteed_unmodified.
23572 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
23573 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
23575 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
23576 pass the parameter value to ipa_find_agg_cst_for_param.
23577 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
23578 guaranteed_unmodified, store AA results there instead of bailing out
23580 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
23581 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
23582 (find_constructor_constant_at_offset): New function.
23583 (ipa_find_agg_cst_from_init): Likewise.
23584 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
23585 static initializers of contants, report back through a new paameter
23586 from_global_constant if that was the case.
23587 (try_make_edge_direct_simple_call): Also pass parameter value to
23588 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
23590 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
23591 (ipa_read_indirect_edge_info): Likewise.
23592 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
23593 (ipa_load_from_parm_agg): Likewise.
23595 2016-05-18 Jiong Wang <jiong.wang@arm.com>
23597 PR rtl-optimization/71150
23598 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
23601 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
23604 * config/rs6000/constraints.md (wE constraint): New constraint
23605 for a vector constant that can be loaded with XXSPLTIB.
23606 (wM constraint): New constraint for a vector constant of a 1's.
23607 (wS constraint): New constraint for a vector constant that can be
23608 loaded with XXSPLTIB and a vector sign extend instruction.
23609 * config/rs6000/predicates.md (xxspltib_constant_split): New
23610 predicates for wE/wS constraints.
23611 (xxspltib_constant_nosplit): Likewise.
23612 (easy_vector_constant): Add support for constants that can be
23613 loaded via XXSPLTIB.
23614 (all_ones_constant): New predicate for vector constant with all
23616 (splat_input_operand): Add support for ISA 3.0 word splat operations.
23617 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
23618 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
23619 instruction and possibly with a sign extension.
23620 (output_vec_const_move): Add support for XXSPLTIB. If we are
23621 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
23622 instead of XXLXOR/XXLORC.
23623 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
23625 (rs6000_legitimize_reload_address): Likewise.
23626 (rs6000_output_move_128bit): Use output_vec_const_move to emit
23628 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
23629 combine VSX_M and VSX_M2 into one iterator.
23630 (VSX_M2): Likewise.
23631 (VSINT_84): New iterators for loading constants with XXSPLTIB.
23632 (VSINT_842): Likewise.
23633 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
23634 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
23635 XXSPLTIB instruction.
23636 (xxspltib_<mode>_nosplit): Likewise.
23637 (xxspltib_<mode>_split): New insn to load up constants with
23638 XXSPLTIB and a sign extend instruction.
23639 (vsx_mov<mode>): Replace single move that handled all vector types
23640 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
23641 moves (when -mvsx-timode is in effect) into the main vector
23642 moves. Eliminate separate moves for <VSr> <VSa>, where the
23643 preferred register class (<VSr>) is listed first, and the
23644 secondary register class (<VSa>) is listed second with a '?' to
23645 discourage use. Prefer loading 0/-1 in any VSX register for ISA
23646 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
23647 that if the register was involved in a slow operation, the
23648 clear/set operation does not wait for the slow operation to
23649 finish. Adjust the length attributes for 32-bit mode. Use
23650 rs6000_output_move_128bit and drop the use of the string
23651 instructions for 32-bit movti when -mvsx-timode is in effect. Use
23652 spacing so that the alternatives and attributes don't generate
23653 long lines, and put things in columns, so that it is easier to
23654 match up the operands and attributes with the insn alternatives.
23655 (vsx_mov<mode>_64bit): Likewise.
23656 (vsx_mov<mode>_32bit): Likewise.
23657 (vsx_movti_64bit): Fold movti into normal vector moves.
23658 (vsx_movti_32bit): Likewise.
23659 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
23660 splat instructions.
23661 (vsx_splat_v4si_internal): Likewise.
23662 (vsx_splat_v4sf_internal): Likewise.
23663 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
23664 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
23665 extend vector elements.
23666 (vsx_sign_extend_hi_<mode>): Likewise.
23667 (vsx_sign_extend_si_v2di): Likewise.
23668 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
23670 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
23671 constraints. Add trailing period to wL documentation.
23673 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
23675 PR middle-end/71020
23676 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
23677 * tree-dfa.c (replace_abnormal_ssa_names): New function.
23678 * tree-call-cdce.c: Include tree-dfa.h.
23679 (can_guard_call_p): New function, extracted from...
23680 (can_use_internal_fn): ...here.
23681 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
23683 (shrink_wrap_one_built_in_call): Likewise.
23684 (use_internal_fn): Likewise.
23685 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
23686 and return void. Call replace_abnormal_ssa_names.
23687 (pass_call_cdce::execute): Check can_guard_call_p during the
23688 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
23689 will always change something.
23691 2016-05-18 Martin Jambor <mjambor@suse.cz>
23694 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
23695 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
23697 2016-05-18 Martin Jambor <mjambor@suse.cz>
23700 * ipa-inline.h (condition): New field size.
23701 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
23702 for comaprison and store it into the new condition.
23703 (evaluate_conditions_for_known_args): Use condition size to check
23704 access sizes for all but CHANGED conditions.
23705 (unmodified_parm_1): New parameter size_p, store access size into it.
23706 (unmodified_parm): Likewise.
23707 (unmodified_parm_or_parm_agg_item): Likewise.
23708 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
23709 (set_cond_stmt_execution_predicate): Extract access sizes and store
23710 them to conditions.
23711 (set_switch_stmt_execution_predicate): Likewise.
23712 (will_be_nonconstant_expr_predicate): Likewise.
23713 (will_be_nonconstant_predicate): Likewise.
23714 (inline_read_section): Stream condition size.
23715 (inline_write_summary): Likewise.
23717 2016-05-18 Richard Biener <rguenther@suse.de>
23719 * tree-ssa-loop-im.c (determine_max_movement): Properly add
23720 condition cost to PHI cost instead of total_cost.
23722 2016-05-18 Martin Liska <mliska@suse.cz>
23725 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
23728 2016-05-18 Richard Biener <rguenther@suse.de>
23730 * lto-streamer.h (LTO_major_version): Bump to 6.
23732 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
23734 * function.c (make_split_prologue_seq, make_prologue_seq,
23735 make_epilogue_seq): New functions, factored out from...
23736 (thread_prologue_and_epilogue_insns): Here.
23738 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
23740 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
23741 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
23742 of before. Add a comment.
23744 2016-05-18 Bin Cheng <bin.cheng@arm.com>
23746 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
23747 expression pointer, not pointer to the pointer.
23749 2016-05-18 Jakub Jelinek <jakub@redhat.com>
23751 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
23752 (avx2_pbroadcast<mode>): Add another alternative with v instead
23753 of x constraints in it, using <pbroadcast_evex_isa> isa.
23754 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
23756 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
23757 constraint x instead of v in second alternative, add avx512bw
23760 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
23761 constraint x instead of v in second alternative, add avx512bw
23764 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
23765 constraint x instead of v in second alternative, add avx512bw
23768 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
23769 avx512bw alternative.
23771 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
23773 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
23774 array to 128 chars.
23775 (define_insn "*andnottf3"): Ditto.
23776 (define_insn "*<code><mode>3"/any_logic): Ditto.
23777 (define_insn "*<code>tf3"/any_logic): Ditto.
23778 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
23779 operand to block AVX-512VL insn variant emit when it is not enabled.
23781 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
23783 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
23784 constraint fot SF mode.
23786 2016-05-18 Petr Murzin <petr.murzin@intel.com>
23787 Kirill Yukhin <kirill.yukhin@intel.com>
23789 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
23791 (define_insn "rsqrt14<mode>"): Ditto.
23792 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
23793 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
23794 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
23795 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
23796 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
23798 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
23799 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
23800 * config/i386/i386.c (ix86_print_operand): Expand check for size
23801 override codes for Intel syntax.
23803 2016-05-18 Richard Biener <rguenther@suse.de>
23805 PR tree-optimization/71168
23806 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
23807 initialization earlier.
23809 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
23811 * config/aarch64/aarch64-simd.md
23812 (aarch64_reduc_plus_internal<mode>): Rename to...
23813 (reduc_plus_scal): ...This, and remove previous implementation.
23815 2016-05-18 Richard Biener <rguenther@suse.de>
23817 * passes.def: Put late dse and cd_dce in canonical order.
23819 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
23821 * ipa-inline-transform.c (preserve_function_body_p): Look for
23822 first non-thunk clone.
23823 (save_function_body): Save into first non-thunk.
23824 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
23826 (lto_output_node): Inline thunks don't need body in every
23828 * lto-streamer-in.c: Do not fixup thunk clones.
23829 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
23831 * tree-inline.c (copy_bb): Be prepared for target node to be new after
23834 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
23836 PR middle-end/63586
23837 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
23838 (reassociate_bb): Call transform_add_to_multiply.
23840 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
23842 * config/aarch64/aarch64.c (all_extensions): Removed unused
23845 2016-05-17 Nathan Sidwell <nathan@acm.org>
23847 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
23848 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
23850 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
23852 PR tree-optimization/54579
23853 PR middle-end/55299
23854 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
23856 2016-05-17 Marek Polacek <polacek@redhat.com>
23859 * tree-inline.c (expand_call_inline): Call
23860 maybe_remove_unused_call_args.
23862 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
23864 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
23865 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
23866 * doc/md.texi (fmin@var{m}3): Likewise.
23868 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
23870 * match.pd (X & C): New transformation.
23872 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
23874 * match.pd (~X & Y): New transformation.
23876 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
23878 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
23879 information for new SSA_NAME.
23880 (simplify_conversion_using_ranges): Get range through get_range_info
23881 instead of get_value_range.
23883 2016-05-17 Jiong Wang <jiong.wang@arm.com>
23885 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
23886 Remove inline assembly.
23887 (vmvn_s16): Likewise.
23888 (vmvn_s32): Likewise.
23889 (vmvn_u8): Likewise.
23890 (vmvn_u16): Likewise.
23891 (vmvn_u32): Likewise.
23892 (vmvnq_s8): Likewise.
23893 (vmvnq_s16): Likewise.
23894 (vmvnq_s32): Likewise.
23895 (vmvnq_u8): Likewise.
23896 (vmvnq_u16): Likewise.
23897 (vmvnq_u32): Likewise.
23898 (vmvn_p8): Likewise.
23899 (vmvnq_p16): Likewise.
23901 2016-05-17 Jiong Wang <jiong.wang@arm.com>
23903 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
23905 (vmul_n_s16): Likewise.
23906 (vmul_n_s32): Likewise.
23907 (vmul_n_u16): Likewise.
23908 (vmul_n_u32): Likewise.
23909 (vmulq_n_f32): Likewise.
23910 (vmulq_n_f64): Likewise.
23911 (vmulq_n_s16): Likewise.
23912 (vmulq_n_s32): Likewise.
23913 (vmulq_n_u16): Likewise.
23914 (vmulq_n_u32): Likewise.
23916 2016-05-17 Jiong Wang <jiong.wang@arm.com>
23918 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
23919 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
23921 2016-05-17 Jiong Wang <jiong.wang@arm.com>
23923 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
23924 to *aarch64_fma4_elt_from_dup<mode>.
23925 (*aarch64_fnma4_elt_to_128df): Rename to
23926 *aarch64_fnma4_elt_from_dup<mode>.
23927 * config/aarch64/arm_neon.h (vfma_n_f64): New.
23928 (vfms_n_f32): Likewise.
23929 (vfms_n_f64): Likewise.
23930 (vfmsq_n_f32): Likewise.
23931 (vfmsq_n_f64): Likewise.
23933 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
23935 * wide-int.h: Change fixed_wide_int_storage from class to struct.
23937 2016-05-17 Richard Biener <rguenther@suse.de>
23939 PR tree-optimization/71132
23940 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
23941 Only add control dependences for blocks in the loop.
23942 (build_rdg): Adjust.
23943 (generate_code_for_partition): Return whether loop should
23944 be destroyed and delay that.
23945 (distribute_loop): Likewise.
23946 (pass_loop_distribution::execute): Record loops to be destroyed
23947 and perform delayed destroying of loops.
23949 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23952 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
23954 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
23956 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
23958 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
23961 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
23962 insertion point for instructions generated by validize_mem.
23964 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
23966 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
23969 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
23971 * config/aarch64/aarch64.c
23972 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
23973 rather than a macro.
23975 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
23977 * doc/invoke.texi (AArch64 Options): Various updates.
23979 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
23981 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
23982 into instrumentation thunks.
23983 * cif-code.def (CIF_CHKP): New.
23985 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
23987 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
23989 2016-05-16 Martin Jambor <mjambor@suse.cz>
23991 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
23992 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
23994 2016-05-16 Marek Polacek <polacek@redhat.com>
23996 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
23999 2016-05-16 Martin Jambor <mjambor@suse.cz>
24002 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
24003 the outlined kernel function.
24005 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
24007 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
24008 (ISA_HAS_DLSA): Ditto.
24010 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
24012 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
24014 2016-05-16 Nathan Sidwell <nathan@acm.org>
24016 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
24017 (nvptx_name_replacement): Restore. Add comment.
24018 (write_fn_proto, write_fn_proto_from_insn,
24019 nvptx_output_call_insn): Restore
24020 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
24022 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
24024 * config/aarch64/aarch64.md
24025 (add<mode>3_compareC_cconly_imm): Remove use of %w.
24026 (add<mode>3_compareC_imm): Likewise.
24027 (<optab>si3_uxtw): Split into register and immediate variants.
24028 (andsi3_compare0_uxtw): Likewise.
24029 (and<mode>3_compare0): Likewise.
24030 (and<mode>3nr_compare0): Likewise.
24031 (stack_protect_test_<mode>): Don't use %x for memory operands.
24033 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
24035 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
24037 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
24039 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
24040 Split integer shifts into shift_reg and bfm.
24041 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
24042 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
24043 (ror<mode>3_insn): Likewise.
24044 (<optab>si3_insn_uxtw): Likewise.
24045 (<optab><mode>3_insn): Change to rotate_imm.
24046 (extr<mode>5_insn_alt): Likewise.
24047 (extrsi5_insn_uxtw): Likewise.
24048 (extrsi5_insn_uxtw_alt): Likewise.
24050 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
24052 * doc/tm.texi: Regenerate.
24053 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
24054 (TARGET_INVALID_RETURN_TYPE): Remove.
24055 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
24056 TARGET_INVALID_RETURN_TYPE.
24057 * target.def (invalid_parameter_type): Remove.
24058 (invalid_return_type): Remove.
24060 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
24062 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
24063 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
24065 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
24067 (preserve_function_body_p): No need to preserve function body
24068 * cif-codes.def (CIF_THUNK): Remove.
24069 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
24071 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
24073 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
24075 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
24077 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
24080 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
24082 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
24083 (inline_small_functions): Do not look for function symbol when
24086 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
24088 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
24091 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
24092 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24093 Jiong Wang <jiong.wang@arm.com>
24095 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
24096 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
24097 Define __ARM_FP16_ARGS when appropriate.
24098 * config/arm/arm.c (arm_invalid_parameter_type): Remove
24100 (arm_invalid_return_type): Likewise.
24101 (TARGET_INVALID_PARAMETER_TYPE): Remove.
24102 (TARGET_INVALID_RETURN_TYPE): Remove.
24103 (aapcs_vfp_sub_candidate): Allow HFmode.
24104 (aapcs_vfp_allocate): Add comment. Support HFmode.
24105 (aapcs_vfp_allocate_return_reg): Likewise.
24106 (struct aapcs_cp_arg_layout): Slightly reword comments for
24107 is_return_candidate and allocate_return_reg.
24108 (output_mov_vfp): Update assert.
24109 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
24111 (arm_invalid_parameter_type): Remove.
24112 (amr_invalid_return_type): Remove.
24113 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
24114 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
24115 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
24117 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
24119 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
24120 * config/aarch64/arch64-protos.h
24121 (aarch64_legitimize_reload_address): Remove.
24122 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
24125 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
24127 * configure.ac: Add ACX_NONCANONICAL_HOST.
24128 * configure: Regenerate.
24129 * Makefile.in: Set host_noncanonical.
24131 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
24134 * config/i386/i386.md (*movtf_internal): Before register allocation,
24135 do not allow FP constants for CM_MEDIUM memory model, allow only
24136 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
24137 (*movxf_internal): Ditto.
24138 (*movdf_internal): Ditto.
24139 (*movsf_internal): Ditto.
24141 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
24143 PR rtl-optimization/67483
24144 * combine.c (make_compound_operation): Don't call extract_left_shift
24145 with negative shift amounts.
24147 2016-05-13 Jakub Jelinek <jakub@redhat.com>
24150 * fold-const.c (fold_checksum_tree): Allow modification
24151 of TYPE_ALIAS_SET during folding.
24153 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
24154 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
24155 (ix86_split_to_parts): Likewise. Fix up formatting.
24157 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
24159 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
24160 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
24163 2016-05-13 Nathan Sidwell <nathan@acm.org>
24165 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
24166 (nvptx_name_replacement): Delete.
24167 (write_fn_proto, write_fn_proto_from_insn,
24168 nvptx_output_call_insn): Remove nvptx_name_replacement call.
24169 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
24170 * langhooks.c (add_builtin_funcction_common): Call
24171 targetm.mangle_decl_assembler_name.
24173 * config/nvptx/nvptx.c (write_fn_proto): Handle
24174 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
24176 2016-05-13 Martin Liska <mliska@suse.cz>
24178 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
24179 and PRIu64 in printf format.
24181 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24183 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
24186 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24188 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
24189 Change --param max-completely-peeled-times to
24190 --param max-completely-peel-times in dump file printing.
24192 2016-05-13 Richard Biener <rguenther@suse.de>
24194 PR tree-optimization/42587
24195 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
24196 (find_bswap_or_nop_1): Likewise.
24197 (bswap_replace): Likewise.
24199 2016-05-13 Martin Liska <mliska@suse.cz>
24201 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
24202 Initialize a variable with default value.
24204 2016-05-13 Martin Liska <mliska@suse.cz>
24206 * doc/invoke.texi: Enhance explanation of error recovery
24209 2016-05-13 Martin Liska <mliska@suse.cz>
24211 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
24212 (struct cost_pair): Change inv_expr_id (int) to inv_expr
24213 (iv_inv_expr_ent *).
24214 (struct iv_inv_expr_ent): Comment struct fields.
24215 (sort_iv_inv_expr_ent): New function.
24216 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
24217 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
24218 a hash_map between iv_inv_expr_ent and number of usages.
24219 (niter_for_exit): Fix coding style.
24220 (tree_ssa_iv_optimize_init): Use renamed variable.
24221 (determine_base_object): Fix coding style.
24222 (alloc_iv): Likewise.
24223 (find_interesting_uses_outside): Likewise.
24224 (add_candidate_1): Likewise.
24225 (add_standard_iv_candidates): Likewise.
24226 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
24227 (prepare_decl_rtl): Fix coding style.
24228 (get_address_cost): Likewise.
24229 (get_shiftadd_cost): Likewise.
24230 (force_expr_to_var_cost): Likewise.
24231 (compare_aff_trees): Likewise.
24232 (get_expr_id): Restructure the function.
24233 (get_loop_invariant_expr_id): Renamed to
24234 get_loop_invariant_expr.
24235 (get_computation_cost_at): Replace usage of inv_expr_id with
24237 (get_computation_cost): Likewise.
24238 (determine_group_iv_cost_generic): Likewise.
24239 (determine_group_iv_cost_address): Likewise.
24240 (iv_period): Fix coding style.
24241 (iv_elimination_compare_lt): Likewise.
24242 (may_eliminate_iv): Likewise.
24243 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
24245 (determine_group_iv_costs): Dump invariant expressions.
24246 (iv_ca_recount_cost): Use the newly added hash_map.
24247 (iv_ca_set_remove_invariants): Fix coding style.
24248 (iv_ca_set_add_invariants): Fix coding style.
24249 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
24251 (iv_ca_set_cp): Likewise.
24252 (iv_ca_new): Initialize the newly added hash_map and remove
24253 initialization of fields.
24254 (iv_ca_free): Delete the hash_map.
24255 (iv_ca_dump): Dump invariant expressions.
24256 (iv_ca_extend): Fix coding style.
24257 (try_add_cand_for): Likewise.
24258 (create_new_ivs): Dump information about # of avg iterations and
24259 # of used invariant expressions.
24260 (rewrite_use_compare): Fix coding style.
24261 (free_loop_data): Set default value for max_inv_expr_id.
24263 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
24265 * cse.c (rest_of_handle_cse): Use cleanup_cfg
24266 returned value cse_cfg_altered computation.
24267 (rest_of_handle_cse2): Likewise.
24268 (rest_of_handle_cse_after_global_opts): Likewise.
24270 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24273 * config/arm/arm.c (arm32_output_mi_thunk): New.
24274 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
24275 to split Thumb1 vs TARGET_32BIT functionality.
24276 (arm_thumb1_mi_thunk): New.
24278 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
24280 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
24283 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24286 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
24288 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
24290 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
24291 (expand_builtin_trap): Emit a regular call.
24292 (set_builtin_user_assembler_name): Remove obsolete cases.
24293 * dse.c (scan_insn): Adjust.
24294 * except.c: Include calls.h.
24295 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
24296 emit a regular call to setjmp.
24297 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
24298 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
24299 (emit_block_move_via_libcall): Delete.
24300 (block_move_fn): Delete.
24301 (init_block_move_fn): Likewise.
24302 (emit_block_move_libcall_fn): Likewise.
24303 (emit_block_op_via_libcall): New function.
24304 (set_storage_via_libcall): Tidy up and use memset builtin.
24305 (block_clear_fn): Delete.
24306 (init_block_clear_fn): Likewise.
24307 (clear_storage_libcall_fn): Likewise.
24308 (expand_assignment): Call emit_block_move_via_libcall.
24309 Do not include gt-expr.h.
24310 * expr.h (emit_block_op_via_libcall): Declare.
24311 (emit_block_copy_via_libcall): New inline function.
24312 (emit_block_move_via_libcall): Likewise.
24313 (emit_block_comp_via_libcall): Likewise.
24314 (block_clear_fn): Delete.
24315 (init_block_move_fn): Likewise.
24316 (init_block_clear_fn): Likewise.
24317 (emit_block_move_via_libcall): Likewise.
24318 (set_storage_via_libcall): Add default parameter value.
24319 * libfuncs.h (enum libfunc_index): Remove obsolete values.
24320 (abort_libfunc): Delete.
24321 (memcpy_libfunc): Likewise.
24322 (memmove_libfunc): Likewise.
24323 (memcmp_libfunc): Likewise.
24324 (memset_libfunc): Likewise.
24325 (setbits_libfunc): Likewise.
24326 (setjmp_libfunc): Likewise.
24327 (longjmp_libfunc): Likewise.
24328 (profile_function_entry_libfunc): Likewise.
24329 (profile_function_exit_libfunc): Likewise.
24330 (gcov_flush_libfunc): Likewise.
24331 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
24332 and DECL_VISIBILITY on the declaration.
24333 (init_optabs): Do not initialize obsolete libfuncs.
24334 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
24335 * tree-core.h (ECF_RET1): Define.
24336 (ECF_TM_PURE): Adjust.
24337 (ECF_TM_BUILTIN): Likewise.
24338 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
24339 (build_common_builtin_nodes): Initialize abort builtin.
24340 Add ECF_RET1 on memcpy, memmove and memset builtins.
24341 Pass final flags for alloca and alloca_with_align builtins.
24342 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
24344 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
24345 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
24346 set_storage_via_libcall and call emit_block_copy_via_libcall.
24348 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
24350 * config/i386/i386.md (*call_got_x32): Change operand 0 to
24351 DImode before it is passed to ix86_output_call_operand.
24352 (*call_value_got_x32): Ditto for operand 1.
24354 2016-05-12 Jiong Wang <jiong.wang@arm.com>
24356 PR rtl-optimization/70904
24357 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
24358 reload for wide mode.
24360 2016-05-12 Marek Polacek <polacek@redhat.com>
24363 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
24364 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
24365 * langhooks.h (incomplete_type_error): Likewise.
24366 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
24367 parameter, pass it down to incomplete_type_error.
24368 * tree.h (size_in_bytes): New inline overload.
24369 (size_in_bytes_loc): Renamed from size_in_bytes.
24371 2016-05-12 Richard Biener <rguenther@suse.de>
24373 PR tree-optimization/71059
24374 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
24375 nary before looking up or entering the expression into the VN
24377 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
24378 Make sure to re-use NARYs without result as inserted by
24381 2016-05-12 Richard Biener <rguenther@suse.de>
24383 PR tree-optimization/71062
24384 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
24386 * tree-ssa-structalias.c (set_uids_in_ptset): Set
24387 vars_contains_restrict if the var is a restrict tag.
24388 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
24389 do not disambiguate pointers against it.
24390 (dump_points_to_solution): Re-structure and adjust for new
24391 vars_contains_restrict flag.
24392 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
24394 2016-05-12 Martin Liska <mliska@suse.cz>
24396 * doc/invoke.texi: Explain connection between
24397 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
24399 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
24401 PR tree-optimization/71006
24402 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
24403 consider COND_EXPR as a mask producer.
24405 2016-05-12 Marek Polacek <polacek@redhat.com>
24408 * opts.c (common_handle_option): Detect missing argument for --help^.
24410 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24413 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
24414 when popping the PC and within an interrupt handler routine.
24415 Add missing tab to output of "ldmfd".
24416 (output_return_instruction): Output LDMFD with SP update rather
24417 than POP when returning from interrupt handler.
24419 2016-05-12 Jakub Jelinek <jakub@redhat.com>
24421 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
24422 TARGET_64BIT && TARGET_AVX512DQ.
24423 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
24424 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
24425 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
24426 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
24427 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
24428 (*vec_extractv4si_zext): Add avx512dq alternative.
24429 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
24430 use v instead of x constraint in other alternatives where possible.
24432 * config/i386/sse.md (sse2_loadld): Use v instead of x
24433 constraint in alternatives 0,1,4.
24435 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
24436 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
24437 v constraints instead of x and <pinsr_evex_isa> isa attribute.
24440 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
24441 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
24442 is not emitted unless TARGET_AVX512BW.
24443 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
24444 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
24445 for the result operand.
24447 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
24448 constraint instead of x in avx alternatives. Use maybe_evex instead
24451 * config/i386/constraints.md (Yv): New constraint.
24452 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
24453 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
24454 * config/i386/i386.md (avx512fvecmode): New mode attr.
24455 (*pushtf): Use v constraint instead of x.
24456 (*movtf_internal): Likewise. For TARGET_AVX512VL and
24457 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
24458 (*absneg<mode>2): Use Yv constraint instead of x constraint.
24459 (*absnegtf2_sse): Likewise.
24460 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
24461 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
24462 avx512f alternatives.
24463 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
24465 2016-05-12 Richard Biener <rguenther@suse.de>
24467 PR tree-optimization/71060
24468 * tree-data-ref.c (initialize_data_dependence_relation): Do not
24469 require exact match of DR_BASE_OBJECT but only matching address and
24472 2016-05-12 Richard Biener <rguenther@suse.de>
24474 PR tree-optimization/70986
24475 * cfganal.c: Include cfgloop.h.
24476 (dfs_find_deadend): Prefer to take edges exiting loops.
24478 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24480 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
24481 compile and run time.
24483 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
24486 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
24488 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
24490 * config/i386/i386.c (legitimize_pic_address): Use
24491 copy_to_suggested_reg instead of gen_movsi.
24493 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
24495 * config/rs6000/predicates.md (quad_memory_operand): Move most of
24496 the code into quad_address_p and call it to share code with
24497 vsx_quad_dform_memory_operand.
24498 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
24500 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
24501 bit instead of being a separate word. Split -mpower9-dform into
24502 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
24503 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
24504 for the register class supporting 128-bit quad word memory offsets.
24505 (mode_supports_vsx_dform_quad): Helper function to return if the
24506 register class uses quad word memory offsets.
24507 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
24508 (rs6000_debug_reg_global): Always print if we are using LRA or not.
24509 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
24510 instructions are enabled, set up the appropriate addr_masks for
24512 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
24513 -mpower9-dform-scalar, instead of -mpower9-dform.
24514 (rs6000_option_override_internal): Split -mpower9-dform into two
24515 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
24516 -mpower9-dform switch sets or clears both. If we are not using
24517 the LRA register allocator, do not enable -mpower9-dform-vector by
24518 default. If we are using LRA, enable -mpower9-dform-vector and
24519 -mvsx-timode if it is appropriate. Issue a warning if either
24520 -mpower9-dform-vector or -mvsx-timode are explicitly used without
24522 (quad_address_offset_p): New helper function to return if the
24523 offset is legal for quad word memory instructions.
24524 (quad_address_p): New function to determin if GPR or vector
24525 register quad word memory addresses are legal.
24526 (mem_operand_gpr): Validate quad word address offsets.
24527 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
24528 d-form (register + offset) instructions.
24529 (offsettable_ok_by_alignment): Likewise.
24530 (rs6000_legitimate_offset_address_p): Likewise.
24531 (legitimate_lo_sum_address_p): Likewise.
24532 (rs6000_legitimize_address): Likewise.
24533 (rs6000_legitimize_reload_address): Add more debug statements for
24535 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
24536 d-form instructions.
24537 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
24538 d-form instructions. Distinguish different cases in debug
24539 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
24540 d-form instructions.
24541 (rs6000_preferred_reload_class): Likewise.
24542 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
24543 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
24544 of the ISA 2.06 indexed memory instructions.
24545 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
24546 use them to save/restore the saved vector registers instead of
24547 using Altivec instructions.
24548 (rs6000_emit_epilogue): Likewise.
24549 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
24550 (rs6000_opt_masks): Split -mpower9-dform into
24551 -mpower9-dform-scalar and -mpower9-dform-vector.
24552 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
24554 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
24555 ISA 3.0 vector indexed memory instructions, and fold the code into
24556 the normal mov<mode> patterns.
24557 (p9_vecstore_<mode>): Likewise.
24558 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
24560 (vsx_movti_64bit): Likewise.
24561 (vsx_movti_32bit): Likewise.
24562 * config/rs6000/constraints.md (wO constraint): New constraint for
24563 ISA 3.0 vector d-form support.
24564 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
24565 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
24566 include -mpower9-dform-vector until we switch over to LRA.
24567 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
24568 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
24569 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
24570 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
24571 for -mpower9-dform and -mlra.
24572 * doc/md.texi (wO constraint): Document wO constraint.
24574 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
24576 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
24577 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
24578 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
24579 Move handling of non-insn arguments inline into the sole user:
24580 (output_trans_func): ...here.
24581 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
24582 in emitted function prototype.
24583 (output_internal_insn_latency_func): Ditto. Simplify.
24584 (output_internal_maximal_insn_latency_func): Ditto. Delete
24585 always-unused argument.
24586 (output_insn_latency_func): Ditto.
24587 (output_maximal_insn_latency_func): Ditto.
24589 2016-05-11 Richard Biener <rguenther@suse.de>
24591 PR tree-optimization/71055
24592 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
24593 sth with precision not equal to access size verify we don't chop
24596 2016-05-11 Richard Biener <rguenther@suse.de>
24599 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
24600 (dwarf2out_finish): Move retry_incomplete_types call ...
24601 (dwarf2out_early_finish): ... here.
24603 2016-05-11 Richard Biener <rguenther@suse.de>
24605 PR middle-end/71002
24606 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
24607 if the langhook insists on it.
24608 * fold-const.c (make_bit_field_ref): Add arg for the original
24609 reference and preserve its alias-set.
24610 (decode_field_reference): Take exp by reference and adjust it
24611 to the original memory reference.
24612 (optimize_bit_field_compare): Adjust callers.
24613 (fold_truth_andor_1): Likewise.
24614 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
24616 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
24618 PR middle-end/70807
24619 * cfgrtl.h (delete_insn_and_edges): Now return bool.
24620 * cfgrtl.c (delete_insn_and_edges): Likewise.
24621 * config/i386/i386.c (convert_scalars_to_vector): Remove
24623 * cse.c (cse_insn): Compute cse_cfg_altered.
24624 (delete_trivially_dead_insns): Likewise.
24625 (cse_cc_succs): Likewise.
24626 (rest_of_handle_cse): Free dominance info if required.
24627 (rest_of_handle_cse2): Likewise.
24628 (rest_of_handle_cse_after_global_opts): Likewise.
24630 2016-05-11 Alan Modra <amodra@gmail.com>
24632 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
24633 abi_v4_pass_in_fpr): New functions.
24634 (rs6000_function_arg_boundary): Exclude complex IBM long double
24635 from 64-bit alignment when ABI_V4.
24636 (rs6000_function_arg, rs6000_function_arg_advance_1,
24637 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
24639 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
24641 PR rtl-optimization/71028
24642 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
24643 jump with just a return in the fallthrough block if the branch
24644 block contains just a return as well.
24646 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
24648 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
24649 * match.pd ((X & Y) ^ Y): ... this.
24650 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
24651 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
24653 2016-05-10 David Malcolm <dmalcolm@redhat.com>
24655 * read-md.c (require_char_ws): New function.
24656 (read_string): Simplify using require_char_ws.
24657 (handle_constants): Likewise.
24658 (handle_enum): Likewise.
24659 (handle_file): Likewise.
24660 * read-md.h (require_char_ws): New declaration.
24661 * read-rtl.c (read_conditions): Simplify using require_char_ws.
24662 (read_mapping): Likewise.
24663 (read_rtx_code): Likewise.
24664 (read_nested_rtx): Likewise.
24666 2016-05-10 James Norris <jnorris@codesourcery.com>
24668 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
24669 if offloading is enabled and -fopenacc or -fopenmp is specified.
24670 (CRTOFFLOADEND): Likewise.
24671 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
24672 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
24674 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
24676 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
24677 gotoff_operand code paths. Use copy_to_suggested_regs and
24678 expand_simple_binop where appropriate. Cleanup.
24680 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
24683 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
24685 (dimode_scalar_chain::vector_const_cost): New.
24686 (dimode_scalar_chain::compute_convert_gain): Handle constants.
24687 (dimode_scalar_chain::convert_op): Likewise.
24688 (dimode_scalar_chain::convert_insn): Likewise.
24690 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
24692 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
24693 unary operation, not a binary one.
24695 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
24697 PR middle-end/70877
24698 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
24699 calls with type casted fndecl.
24701 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
24703 PR tree-optimization/70786
24704 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
24705 * calls.c (initialize_argument_information): Bind bounds
24706 with corresponding args passed by reference.
24708 2016-05-10 Jakub Jelinek <jakub@redhat.com>
24711 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
24712 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
24713 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
24716 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
24719 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
24720 code for a zero scale factor.
24721 (vsx_xvcvdpuxds_scale): Likewise.
24723 2016-05-10 David Malcolm <dmalcolm@redhat.com>
24725 * diagnostic-show-locus.c (layout::layout): Call show_ruler
24726 if show_ruler_p was set on the context.
24727 (layout::show_ruler): New method.
24728 * diagnostic.h (struct diagnostic_context): Add field
24731 2016-05-10 Richard Biener <rguenther@suse.de>
24733 PR tree-optimization/71039
24734 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
24735 (chk_uses): New function.
24736 (propagate_with_phi): Verify we can safely replicate the lhs of an
24737 aggregate assignment on all incoming edges.
24739 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
24741 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
24743 (rx_atomic_sequence): New class.
24744 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
24745 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
24747 (rx_atomic_sequence::rx_atomic_sequence,
24748 rx_atomic_sequence::~rx_atomic_sequence): New functions.
24749 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
24750 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
24751 CTRLREG_INTB): New constants.
24752 (FETCHOP): New code iterator.
24753 (fethcop_name, fetchop_name2): New iterator code attributes.
24754 (QIHI): New mode iterator.
24755 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
24756 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
24757 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
24759 2016-05-10 Martin Liska <mliska@suse.cz>
24761 * tree-inline.c (remap_dependence_clique): Do not remap
24762 debugging statements.
24764 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24766 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
24767 ("*fixuns_truncdfdi2_z13")
24768 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
24769 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
24770 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
24772 2016-05-10 Richard Biener <rguenther@suse.de>
24774 PR tree-optimization/70497
24775 PR tree-optimization/28367
24776 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
24778 (visit_reference_op_load): ... here.
24779 (vn_reference_lookup_3): Use it to handle subreg-like accesses
24780 with simplified BIT_FIELD_REFs.
24781 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
24782 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
24785 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
24787 * dwarf2out.c (add_abstract_origin_attribute): Adjust
24788 documentation comment. For BLOCK nodes, add a
24789 DW_AT_abstract_origin attribute that points to the DIE generated
24790 for the origin BLOCK.
24791 (gen_lexical_block_die): Call add_abstract_origin_attribute for
24792 blocks from inlined functions.
24794 2016-05-10 Alan Modra <amodra@gmail.com>
24797 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
24798 regrename modifying insns saving lr before __morestack call.
24799 * config/rs6000/rs6000.md (split_stack_return): Similarly for
24800 insns restoring lr after __morestack call.
24802 2016-05-09 Jakub Jelinek <jakub@redhat.com>
24804 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
24805 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
24807 * config/i386/sse.md (vec_interleave_high<mode>,
24808 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
24809 <avx512>_vpermt2var<mode>3_maskz): Likewise.
24811 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
24813 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
24814 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
24815 parallel reassociation for power8 and forward.
24817 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
24819 * config/i386/i386.md (absneg splitters with general regs): Use
24820 general_reg_operand predicate.
24821 (btsq peephole2): Use x86_64_immediate_operand to check if new
24822 value is suitable for immediate operand. Generate emitted insn
24823 using RTL expressions.
24824 (btcq peephole2): Ditto.
24825 (btrq peephole2): Ditto. Generate correct immediate operand
24828 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
24830 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
24833 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
24835 * tree-affine.c (wide_int_constant_multiple_p): Add missing
24836 pointer dereference.
24838 2016-05-09 Richard Biener <rguenther@suse.de>
24840 PR tree-optimization/70985
24841 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
24842 op0 isn't a gimple register.
24844 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
24846 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
24847 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
24848 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
24849 (i6400_fpu_mult): New cpu units.
24850 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
24851 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
24852 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
24853 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
24854 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
24855 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
24856 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
24857 (i6400_msa_long_float4, i6400_msa_long_float5)
24858 (i6400_msa_long_float8, i6400_msa_fdiv_df)
24859 (i6400_msa_fdiv_sf): New reservations.
24860 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
24861 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
24862 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
24863 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
24864 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
24865 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
24866 (msa_short_cmp, msa_short_float2, msa_short_logic3)
24867 (msa_short_store4, msa_long_load, msa_short_store)
24868 (msa_long_logic, msa_long_float2, msa_long_float4)
24869 (msa_long_float5, msa_long_float8, msa_long_mult)
24870 (msa_long_fdiv, msa_long_div): New reservations.
24872 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
24873 Sameera Deshpande <sameera.deshpande@imgtec.com>
24874 Matthew Fortune <matthew.fortune@imgtec.com>
24875 Graham Stott <graham.stott@imgtec.com>
24876 Chao-ying Fu <chao-ying.fu@imgtec.com>
24878 * config.gcc: Add MSA header file for mips*-*-* target.
24879 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
24880 (Ubv8i, Urv8): New constraints.
24881 * config/mips/mips-ftypes.def: Add function types for MSA
24883 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
24884 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
24885 * config/mips/mips-msa.md: New file.
24886 * config/mips/mips-protos.h
24887 (mips_split_128bit_const_insns): New prototype.
24888 (mips_msa_idiv_insns): Likewise.
24889 (mips_split_128bit_move): Likewise.
24890 (mips_split_128bit_move_p): Likewise.
24891 (mips_split_msa_copy_d): Likewise.
24892 (mips_split_msa_insert_d): Likewise.
24893 (mips_split_msa_fill_d): Likewise.
24894 (mips_expand_msa_branch): Likewise.
24895 (mips_const_vector_same_val_p): Likewise.
24896 (mips_const_vector_same_bytes_p): Likewise.
24897 (mips_const_vector_same_int_p): Likewise.
24898 (mips_const_vector_shuffle_set_p): Likewise.
24899 (mips_const_vector_bitimm_set_p): Likewise.
24900 (mips_const_vector_bitimm_clr_p): Likewise.
24901 (mips_msa_vec_parallel_const_half): Likewise.
24902 (mips_msa_output_division): Likewise.
24903 (mips_ldst_scaled_shift): Likewise.
24904 (mips_expand_vec_cond_expr): Likewise.
24905 * config/mips/mips.c (enum mips_builtin_type): Add
24906 MIPS_BUILTIN_MSA_TEST_BRANCH.
24907 (mips_gen_const_int_vector_shuffle): New prototype.
24908 (mips_const_vector_bitimm_set_p): New function.
24909 (mips_const_vector_bitimm_clr_p): Likewise.
24910 (mips_const_vector_same_val_p): Likewise.
24911 (mips_const_vector_same_bytes_p): Likewise.
24912 (mips_const_vector_same_int_p): Likewise.
24913 (mips_const_vector_shuffle_set_p): Likewise.
24914 (mips_symbol_insns): Forbid loading symbols via immediate for
24916 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
24918 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
24920 (mips_lx_address_p): Add support load indexed address for MSA.
24921 (mips_address_insns): Add calculation of instructions needed for
24922 stores and loads for MSA.
24923 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
24924 CONST_VECTOR for MSA and let it fall through.
24925 (mips_ldst_scaled_shift): New function.
24926 (mips_subword_at_byte): Likewise.
24927 (mips_msa_idiv_insns): Likewise.
24928 (mips_legitimize_move): Validate MSA moves.
24929 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
24930 calculation of costs for MSA division.
24931 (mips_split_move_p): Check if MSA moves need splitting.
24932 (mips_split_move): Split MSA moves if necessary.
24933 (mips_split_128bit_move_p): New function.
24934 (mips_split_128bit_move): Likewise.
24935 (mips_split_msa_copy_d): Likewise.
24936 (mips_split_msa_insert_d): Likewise.
24937 (mips_split_msa_fill_d): Likewise.
24938 (mips_output_move): Handle MSA moves.
24939 (mips_expand_msa_branch): New function.
24940 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
24941 Reinstate 'y' modifier.
24942 (mips_file_start): Add MSA .gnu_attribute.
24943 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
24945 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
24946 (mips_class_max_nregs): Add register size for MSA supported mode.
24947 (mips_cannot_change_mode_class): Allow conversion between MSA
24948 vector modes and TImode.
24949 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
24951 (mips_secondary_reload_class): Force MSA loads/stores via memory.
24952 (mips_preferred_simd_mode): Add preffered modes for MSA.
24953 (mips_vector_mode_supported_p): Add MSA supported modes.
24954 (mips_autovectorize_vector_sizes): New function.
24955 (mips_msa_output_division): Likewise.
24956 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
24957 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
24958 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
24959 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
24960 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
24961 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
24962 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
24963 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
24964 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
24965 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
24966 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
24967 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
24968 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
24969 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
24970 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
24971 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
24972 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
24973 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
24974 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
24975 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
24976 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
24977 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
24978 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
24979 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
24980 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
24981 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
24982 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
24983 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
24984 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
24985 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
24986 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
24987 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
24988 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
24989 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
24990 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
24991 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
24992 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
24993 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
24994 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
24995 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
24996 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
24997 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
24998 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
24999 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
25000 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
25001 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
25002 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
25003 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
25004 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
25005 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
25006 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
25007 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
25008 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
25009 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
25010 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
25011 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
25012 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
25013 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
25014 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
25015 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
25016 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
25017 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
25018 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
25019 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
25020 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
25021 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
25022 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
25023 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
25024 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
25025 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
25026 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
25027 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
25028 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
25029 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
25030 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
25031 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
25032 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
25033 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
25034 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
25035 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
25036 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
25037 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
25038 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
25039 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
25040 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
25041 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
25042 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
25043 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
25044 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
25045 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
25046 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
25047 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
25048 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
25049 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
25050 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
25051 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
25052 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
25053 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
25054 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
25055 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
25056 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
25057 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
25058 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
25059 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
25060 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
25061 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
25062 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
25063 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
25064 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
25065 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
25066 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
25067 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
25068 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
25069 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
25070 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
25071 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
25072 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
25073 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
25074 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
25075 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
25076 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
25077 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
25078 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
25079 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
25080 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
25081 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
25082 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
25083 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
25084 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
25085 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
25086 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
25087 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
25088 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
25089 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
25090 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
25091 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
25092 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
25093 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
25094 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
25095 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
25096 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
25097 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
25098 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
25099 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
25100 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
25101 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
25102 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
25103 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
25104 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
25105 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
25106 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
25108 (mips_get_builtin_decl_index): New array.
25109 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
25110 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
25111 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
25112 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
25113 (mips_init_builtins): Initialize mips_get_builtin_decl_index
25115 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
25117 (mips_expand_builtin_insn): Prepare operands for
25118 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
25119 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
25120 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
25121 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
25122 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
25123 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
25124 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
25125 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
25126 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
25127 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
25128 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
25129 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
25130 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
25131 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
25132 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
25133 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
25134 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
25135 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
25136 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
25137 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
25138 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
25139 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
25140 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
25141 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
25142 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
25143 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
25144 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
25145 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
25146 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
25147 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
25148 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
25149 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
25150 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
25151 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
25152 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
25153 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
25154 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
25155 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
25156 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
25157 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
25158 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
25159 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
25160 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
25161 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
25162 These are set implicitly and an error is reported if overridden.
25163 (mips_expand_builtin_msa_test_branch): New function.
25164 (mips_expand_msa_shuffle): Likewise.
25165 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
25166 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
25167 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
25168 (mips_expand_vec_unpack): Add support for MSA.
25169 (mips_expand_vector_init): Likewise.
25170 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
25171 instead of const0_rtx.
25172 (mips_msa_vec_parallel_const_half): New function.
25173 (mips_gen_const_int_vector): Likewise.
25174 (mips_gen_const_int_vector_shuffle): Likewise.
25175 (mips_expand_msa_cmp): Likewise.
25176 (mips_expand_vec_cond_expr): Likewise.
25177 * config/mips/mips.h
25178 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
25179 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
25181 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
25182 (ISA_HAS_MSA): New macro.
25183 (UNITS_PER_MSA_REG): Likewise.
25184 (BITS_PER_MSA_REG): Likewise.
25185 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
25186 (MSA_REG_FIRST): New macro.
25187 (MSA_REG_LAST): Likewise.
25188 (MSA_REG_NUM): Likewise.
25189 (MSA_REG_P): Likewise.
25190 (MSA_REG_RTX_P): Likewise.
25191 (MSA_SUPPORTED_MODE_P): Likewise.
25192 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
25193 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
25194 * config/mips/mips.md: Include mips-msa.md.
25195 (alu_type): Add simd_add.
25196 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
25197 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
25198 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
25199 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
25200 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
25201 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
25202 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
25203 simd_move, simd_load, simd_store. Choose "multi" for moves
25205 (qword_mode): New attribute.
25206 (insn_count): Add instruction count for quad moves.
25207 Increase the count for MIPS SIMD division.
25208 (UNITMODE): Add UNITMODEs for vector types.
25209 (addsub): New code iterator.
25210 * config/mips/mips.opt (mmsa): New option.
25211 * config/mips/msa.h: New file.
25212 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
25214 * config/mips/mti-linux.h: Likewise.
25215 * config/mips/predicates.md
25216 (const_msa_branch_operand): New constraint.
25217 (const_uimm3_operand): Likewise.
25218 (const_uimm4_operand): Likewise.
25219 (const_uimm5_operand): Likewise.
25220 (const_uimm8_operand): Likewise.
25221 (const_imm5_operand): Likewise.
25222 (aq10b_operand): Likewise.
25223 (aq10h_operand): Likewise.
25224 (aq10w_operand): Likewise.
25225 (aq10d_operand): Likewise.
25226 (const_m1_operand): Likewise.
25227 (reg_or_m1_operand): Likewise.
25228 (const_exp_2_operand): Likewise.
25229 (const_exp_4_operand): Likewise.
25230 (const_exp_8_operand): Likewise.
25231 (const_exp_16_operand): Likewise.
25232 (const_vector_same_val_operand): Likewise.
25233 (const_vector_same_simm5_operand): Likewise.
25234 (const_vector_same_uimm5_operand): Likewise.
25235 (const_vector_same_uimm6_operand): Likewise.
25236 (const_vector_same_uimm8_operand): Likewise.
25237 (par_const_vector_shf_set_operand): Likewise.
25238 (reg_or_vector_same_val_operand): Likewise.
25239 (reg_or_vector_same_simm5_operand): Likewise.
25240 (reg_or_vector_same_uimm6_operand): Likewise.
25241 * doc/extend.texi (MIPS SIMD Architecture Functions): New
25243 * doc/invoke.texi (-mmsa): Document new option.
25245 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
25247 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
25248 * configure: Regenerate.
25249 * config.in: Regenerate.
25250 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
25251 on -fvtable-verify.
25252 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
25253 (ENDFILE_VTV_SPEC): Define.
25255 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
25257 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
25258 registers in all interrupt handlers if necessary.
25259 (rl78_option_override): Add warning.
25260 (MUST_SAVE_MDUC_REGISTERS): New macro.
25261 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
25262 * config/rl78/rl78.c (check_mduc_usage): New function.
25263 (mduc_regs): New structure to hold MDUC register data.
25264 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
25265 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
25266 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
25267 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
25268 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
25269 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
25271 2016-05-09 Bin Cheng <bin.cheng@arm.com>
25273 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
25274 (tree-ssa-loop-niter.h): Ditto.
25275 (idx_within_array_bound, ref_within_array_bound): New functions.
25276 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
25277 Factor out check on writable base object to ...
25278 (base_object_writable): ... here.
25280 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25282 * config/arm/arm.md (probe_stack): Add modes to set source
25285 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
25287 * regrename.c (base_reg_class_for_rename): New static function.
25288 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
25290 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
25292 * cgraph.c (thunk_adjust): Export.
25293 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
25294 * cgraphunit.c (thunk_adjust): Export.
25295 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
25297 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
25299 * tree-inline.c (expand_call_inline): Expand thunks inline.
25301 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
25304 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
25305 (*sse2_vd_cvtss2sd): Ditto.
25306 * config/i386/i386.md
25307 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
25308 Generate *sse2_vd_cvtsd2ss pattern.
25309 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
25310 Generate *sse2_vd_cvtss2sd pattern.
25312 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
25314 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
25315 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
25318 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
25320 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
25321 * config/sh/sh.c: Define and declare variables on first use throughout
25323 (current_function_interrupt): Change to bool type.
25324 (frame_insn): Rename to emit_frame_insn and update users.
25325 (push_regs): Use bool for 'interrupt_handler' argument.
25326 (save_schedule_s): Remove.
25327 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
25328 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
25329 targetm.asm_out.unaligned_op.di.
25330 (gen_far_branch): Remove redundant forward declaration.
25331 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
25332 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
25333 (sh_set_return_address, sh_function_ok_for_sibcall,
25334 scavenge_reg): Update comments.
25335 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
25336 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
25337 (sh_attr_renesas_p): Remove unnecessary parentheses.
25338 (branch_dest): Simplify.
25339 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
25340 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
25341 (CUMULATIVE_ARGS): Change macro to typedef.
25342 (current_function_interrupt): Change to bool type.
25343 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
25344 Surround with __cplusplus ifdef.
25345 (sh_compare_op0, sh_compare_op1): Remove.
25346 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
25348 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
25350 * config/arm/arm.md (arch): Add neon.
25351 (arch_enabled): Return yes for arch neon when TARGET_NEON.
25352 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
25353 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
25354 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
25355 attributes for alt renumbering. Mark alt 3 as non-predicable.
25356 (thumb2_movdf_vfp): Likewise.
25358 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
25360 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
25361 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
25362 (*andqi_1): Add preferred_for_speed attribute to disparage
25363 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
25364 (*<code>qi_1): Ditto.
25365 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
25366 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
25367 (*ashlqi3_1): Ditto.
25368 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
25369 Add preferred_for_size attribute to disparage alternative 0 and
25370 preferred_for_speed attribute to disparage alternative 1 for
25371 TARGET_PARTIAL_REG_STALL targets.
25373 2016-05-07 Tom de Vries <tom@codesourcery.com>
25375 PR tree-optimization/70956
25376 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
25379 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
25381 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
25382 * config/sh/sh.c (sh_cbranch_distance): Implement it.
25383 * config/sh/sh.md (branch_zero): Remove define_attr.
25384 (define_delay): Disable delay slot if branch distance is one insn.
25386 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
25388 * config/i386/i386.md (LEAMODE): New mode attribute.
25389 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
25390 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
25391 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
25392 operand 2 predicate.
25393 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
25394 (*lea<mode>_general_3): Ditto.
25395 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
25397 2016-05-06 Jakub Jelinek <jakub@redhat.com>
25399 * genmddump.c (main): Convert argv from char ** to const char **.
25401 2016-05-06 David Malcolm <dmalcolm@redhat.com>
25403 * coretypes.h (OVERRIDE): New macro.
25404 (FINAL): New macro.
25406 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
25408 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
25409 allow coalescing if the types are compatible.
25411 2016-05-06 David Malcolm <dmalcolm@redhat.com>
25413 * pass_manager.h (pass_manager::register_pass_name): New method.
25414 (pass_manager::get_pass_by_name): New method.
25415 (pass_manager::create_pass_tab): New method.
25416 (pass_manager::m_name_to_pass_map): New field.
25417 * passes.c (name_to_pass_map): Delete global in favor of field
25418 "m_name_to_pass_map" of pass_manager.
25419 (register_pass_name): Rename from a function to...
25420 (pass_manager::register_pass_name): ...this method, updating
25421 for renaming of global "name_to_pass_map" to field
25422 "m_name_to_pass_map".
25423 (create_pass_tab): Rename from a function to...
25424 (pass_manager::create_pass_tab): ...this method, updating
25425 for renaming of global "name_to_pass_map" to field.
25426 (get_pass_by_name): Rename from a function to...
25427 (pass_manager::get_pass_by_name): ...this method.
25428 (enable_disable_pass): Convert use of get_pass_by_name to
25429 a method call, locating the pass_manager singleton.
25431 2016-05-06 David Malcolm <dmalcolm@redhat.com>
25433 * genattr-common.c (main): Convert argv from char ** to const char **.
25434 * genattr.c (main): Likewise.
25435 * genattrtab.c (main): Likewise.
25436 * genautomata.c (initiate_automaton_gen): Likewise.
25438 * gencodes.c (main): Likewise.
25439 * genconditions.c (main): Likewise.
25440 * genconfig.c (main): Likewise.
25441 * genconstants.c (main): Likewise.
25442 * genemit.c (main): Likewise.
25443 * genenums.c (main): Likewise.
25444 * genextract.c (main): Likewise.
25445 * genflags.c (main): Likewise.
25446 * genmddeps.c (main): Likewise.
25447 * genopinit.c (main): Likewise.
25448 * genoutput.c (main): Likewise.
25449 * genpeep.c (main): Likewise.
25450 * genpreds.c (main): Likewise.
25451 * genrecog.c (main): Likewise.
25452 * gensupport.c (init_rtx_reader_args_cb): Likewise.
25453 (init_rtx_reader_args): Likewise.
25454 * gensupport.h (init_rtx_reader_args_cb): Likewise.
25455 (init_rtx_reader_args): Likewise.
25456 * gentarget-def.c (main): Likewise.
25457 * read-md.c (read_md_files): Likewise.
25458 * read-md.h (read_md_files): Likewise.
25460 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
25462 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
25463 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
25464 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
25465 Remove unused predicate.
25466 (register_and_not_fp_reg_operand): Ditto.
25468 2016-05-06 Martin Liska <mliska@suse.cz>
25470 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
25471 instead of vec as the vector is local to the function.
25473 2016-05-06 Jakub Jelinek <jakub@redhat.com>
25475 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
25476 avx512bw alternative.
25478 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
25479 before the ashr<mode>3 pattern.
25481 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
25482 v instead of x in vex or maybe_vex alternatives, use
25483 maybe_evex instead of vex in prefix.
25485 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
25486 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
25487 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
25488 in vex or maybe_vex alternatives, use maybe_evex instead of vex
25491 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
25492 v instead of x in vex or maybe_vex alternatives, use
25493 maybe_evex instead of vex in prefix.
25495 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
25496 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
25497 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
25498 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
25499 alternatives, use maybe_evex instead of vex in prefix.
25501 * config/i386/sse.md (vec_interleave_lowv4sf,
25502 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
25503 v instead of x in vex or maybe_vex alternatives, use
25504 maybe_evex instead of vex in prefix.
25506 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
25507 v instead of x in vex or maybe_vex alternatives, use
25508 maybe_evex instead of vex in prefix.
25510 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
25511 v constraint instead of x.
25513 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
25515 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
25516 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
25519 2016-05-06 Richard Biener <rguenther@suse.de>
25521 PR tree-optimization/70948
25522 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
25523 Properly clobber all fields of va_list for __builtin_va_start.
25525 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
25528 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
25529 loop latch destination.
25531 2016-05-06 Martin Liska <mliska@suse.cz>
25533 * tree-ssa-uninit.c: Apply manual changes
25534 to the GNU coding style.
25535 (prune_uninit_phi_opnds): Rename from
25536 prune_uninit_phi_opnds_in_unrealizable_paths.
25538 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25540 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
25541 mspace): Remove deprecated options.
25542 * doc/invoke.texi (SH options): Remove -mspace.
25544 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25546 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
25548 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25550 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
25551 corresponding combine split pattern.
25553 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25556 * config/sh/predicates.md (long_displacement_mem_operand): New.
25557 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
25558 Add movi20, movi20s alternatives. Adjust length attribute for
25560 (movsi_ie): Allow for any FPU. Adjust length attribute for
25562 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
25563 attribute for alternatives.
25564 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
25565 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
25566 length attribute for alternatives.
25568 2016-05-06 Richard Biener <rguenther@suse.de>
25570 PR tree-optimization/70960
25571 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
25573 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25576 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
25577 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
25579 2016-05-06 Marek Polacek <polacek@redhat.com>
25582 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
25584 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
25587 * config/sh/sh.md (*rotcr): Add another variant.
25589 2016-05-06 Richard Biener <rguenther@suse.de>
25591 PR middle-end/70931
25592 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
25594 2016-05-06 Richard Biener <rguenther@suse.de>
25596 PR middle-end/70941
25597 * fold-const.c (split_tree): Always convert to the original type
25600 2016-05-06 Richard Biener <rguenther@suse.de>
25602 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
25603 (fwprop_addr): Likewise.
25605 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
25608 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
25610 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
25611 * config/i386/i386.md (push mem splitter): Use find_constant_src in
25612 the splitter condition.
25613 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
25614 the splitter condition.
25615 (FP float_extend load splitter): Ditto.
25617 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
25619 * config/i386/i386.md (peehole2 patterns): Change true_regnum
25620 to REGNO in all peephole2 patterns.
25621 (post-reload splitters): Change true_regnum to REGNO in
25622 post-reload splitters.
25623 (zero_extend splitters): Use general_reg_operand and
25624 nonimmediate_gr_operand predicates.
25626 2016-05-05 Jakub Jelinek <jakub@redhat.com>
25628 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
25629 v constraint instead of x.
25631 2016-05-05 Alan Modra <amodra@gmail.com>
25634 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
25635 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
25636 TARGET_NO_FP_IN_TOC for -mrelocatable.
25637 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
25638 TARGET_RELOCATABLE test.
25639 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
25640 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
25641 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
25642 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
25643 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
25644 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
25645 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
25646 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
25647 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
25648 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
25650 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
25651 (rs6000_stack_info): Likewise.
25652 (rs6000_elf_asm_out_constructor): Likewise.
25653 (rs6000_elf_asm_out_destructor): Likewise.
25654 (rs6000_elf_declare_function_name): Likewise.
25655 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
25656 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
25659 2016-05-05 Alan Modra <amodra@gmail.com>
25661 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
25663 2016-05-05 Alan Modra <amodra@gmail.com>
25665 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
25666 out-of-line gpr restore for one or two regs if that would add
25669 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
25672 * config/i386/i386.md
25673 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
25674 Change to post-epilogue_completed late splitter. Use sse_reg_operand
25675 as operand 0 predicate.
25676 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
25678 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
25679 Ditto. Emit the pattern using RTX.
25681 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
25682 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
25683 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
25684 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
25686 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
25687 sse_reg_operand as operand 0 predicate.
25689 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
25690 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
25691 instead of gen_rtx_REG.
25692 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
25695 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
25697 * function.c (emit_use_return_register_into_block): Delete.
25698 (gen_return_pattern): Delete.
25699 (emit_return_into_block): Delete.
25700 (active_insn_between): Delete.
25701 (convert_jumps_to_returns): Delete.
25702 (emit_return_for_exit): Delete.
25703 (thread_prologue_and_epilogue_insns): Delete all code dealing with
25704 simple_return for shrink-wrapped blocks.
25705 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
25706 end of blocks that need one.
25707 (get_unconverted_simple_return): Delete.
25708 (convert_to_simple_return): Delete.
25709 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
25710 (convert_to_simple_return): Ditto.
25712 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
25714 * cfgcleanup.c (bb_is_just_return): New function.
25715 (try_optimize_cfg): Simplify jumps to return, branches to return,
25716 and branches around return.
25718 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
25720 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
25721 branch to a return.
25723 2016-05-04 Jakub Jelinek <jakub@redhat.com>
25727 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
25728 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
25729 assert flags & OEP_HASH_CHECK, instead of asserting it
25730 never happens. Handle TARGET_EXPR.
25731 * fold-const.c (operand_equal_p): For hash verification,
25732 or in OEP_HASH_CHECK into flags.
25734 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
25736 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
25738 (compute_samebase_partition_bases): Fix typo.
25740 2016-05-04 Jakub Jelinek <jakub@redhat.com>
25742 * config/i386/sse.md (vec_interleave_highv8sf,
25743 vec_interleave_lowv8sf, vec_interleave_highv4df,
25744 vec_interleave_lowv4df): Remove constraints from expanders.
25746 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
25748 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
25750 * tree-inline.c (expand_call_inline): Fix path dealing with
25751 making lhs of call statement undefined.
25753 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
25755 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
25756 Check availability on NODE, too.
25757 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
25758 (cgraph_node::call_for_symbol_and_aliases): Likewise.
25759 (varpool_node::call_for_symbol_and_aliase): Likewise.
25760 * ipa-pure-const.c (add_new_function): Analyze all bodies.
25761 (propagate_pure_const): Propagate across interposable functions, too.
25762 (skip_function_for_local_pure_const): Do not skip interposable bodies
25764 (pass_local_pure_const::execute): Update.
25766 2016-05-04 Marek Polacek <polacek@redhat.com>
25768 * doc/invoke.texi: Document -Wdangling-else.
25770 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
25772 * config.gcc: Error out when conflicting multilib is detected. Do not
25773 loop over multilibs since no combination is legal.
25775 2016-05-04 Alan Modra <amodra@gmail.com>
25777 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
25778 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
25779 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
25782 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
25784 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
25785 Clean up p5600 comments.
25787 2016-05-04 Richard Biener <rguenther@suse.de>
25789 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
25790 constructor simplifications.
25791 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
25793 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
25795 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
25796 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
25797 result.set_rtx is null instead of aborting.
25798 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
25800 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
25801 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
25802 *mov<mode>_store_postinc): New patterns.
25804 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
25806 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
25807 as commutative. Check both conversions are NOP.
25808 ((A & B) OP (C & B)): Remove.
25810 2016-05-04 Alan Modra <amodra@gmail.com>
25812 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
25814 2016-05-04 Alan Modra <amodra@gmail.com>
25817 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
25818 when cr2,3,4 are all fixed regs.
25820 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
25822 PR rtl-optimization/57193
25823 * opts.c (default_options_table): Revert OPT_frename_registers change.
25824 * doc/invoke.texi (-frename-registers, -O2): Likewise.
25826 2016-05-03 Martin Sebor <msebor@redhat.com>
25829 * builtins.c (fold_builtin_FILE): New function.
25830 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
25831 (fold_builtin_0): Call them.
25832 * gimplify.c (gimplify_call_expr): Remove the handling of
25833 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
25836 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
25837 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
25841 * doc/extend.texi (Function Names as Strings): Update __func__,
25842 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
25845 2016-05-03 Jakub Jelinek <jakub@redhat.com>
25846 Richard Biener <rguenther@suse.de>
25848 PR tree-optimization/70916
25849 * tree-if-conv.c: Include cfganal.h.
25850 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
25851 and remove_fake_exit_edges around the optimization pass.
25853 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
25855 * cgraph.c (symbol_table::create_edge): Set inline_failed.
25856 (cgraph_edge::make_direct): Likewise.
25857 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
25858 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
25859 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
25860 (CIF_THUNK): New code.
25861 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
25862 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
25863 (compute_inline_parameters): Set inline_failed for thunks.
25864 (inline_analyze_function): Cleanup.
25865 * ipa-inline.c (can_inline_edge_p): Do not deal with
25866 call_stmt_cannot_inline_p.
25867 (can_early_inline_edge_p): Likewise.
25868 (early_inliner): Initialize inline_failed.
25869 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
25871 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
25873 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
25874 from nonimm_ssenomem_operand.
25875 (nonimm_ssenomem_operand): New predicate.
25876 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
25877 as operand 0 predicate.
25878 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
25879 Disable unsupported alternatives using "enabled" attribute.
25880 Use register_ssemem_operand as operand 0 predicate.
25881 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
25883 2016-05-03 Marek Polacek <polacek@redhat.com>
25886 * input.c (expansion_point_location): New function.
25887 * input.h (expansion_point_location): Declare.
25889 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
25891 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
25892 occurence with frame_offset_ ones.
25894 2016-05-03 Alan Modra <amodra@gmail.com>
25896 PR rtl-optimization/70890
25897 * ira.c (combine_and_move_insns): When moving def_insn, remove
25898 equivs on use_insn.
25900 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
25902 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
25903 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
25904 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
25905 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
25907 2016-05-03 Alan Modra <amodra@gmail.com>
25909 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
25910 for SAVE_MULTIPLE/STORE_MULTIPLE.
25912 2016-05-03 Jakub Jelinek <jakub@redhat.com>
25914 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
25915 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
25917 2016-05-03 Richard Biener <rguenther@suse.de>
25919 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
25921 (gimplify_arg): Likewise.
25922 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
25923 re-writing the result to a decl if required.
25924 (internal_get_tmp_var): Add allow_ssa parameter
25925 and override into_ssa with it.
25926 (get_formal_tmp_var): Adjust.
25927 (get_initialized_tmp_var): Add allow_ssa parameter.
25928 (gimplify_arg): Add allow_ssa parameter and avoid generating
25929 SSA names for the result false.
25930 (gimplify_call_expr): If the call may return twice do not
25931 gimplify parameters into SSA.
25932 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
25933 (gimplify_modify_expr): Adjust assert. For noreturn calls
25934 with a SSA name LHS adjust its def.
25935 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
25936 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
25937 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
25938 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
25939 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
25940 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
25941 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
25942 (optimize_target_teams): Do not allow SSA names for clause operands.
25943 (gimplify_expr): Likewise for where we mark the result addressable.
25944 * passes.def (pass_init_datastructures): Remove.
25945 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
25946 (rewrite_stmt): Likewise.
25947 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
25948 (replace_locals_op): Replace SSA names.
25949 (copy_gimple_seq_and_replace_locals): Init src_cfun.
25950 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
25951 * cgraph.c (release_function_body): Free CFG annotations only
25952 when we have a CFG. Simplify.
25953 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
25954 force_gimple_operand instead of get_initialized_tmp_var.
25955 * tree-pass.h (make_pass_init_datastructures): Remove.
25956 * tree-ssa.c (execute_init_datastructures): Remove.
25957 (pass_data_init_datastructures): Likewise.
25958 (class pass_init_datastructures): Likewise.
25959 (make_pass_init_datastructures): Likewise.
25960 * omp-low.c (create_omp_child_function): Init SSA data structures.
25961 (grid_expand_target_grid_body): Likewise.
25962 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
25963 name before adding it to names_to_release.
25964 (remove_bb): Always release SSA defs.
25965 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
25966 before dereferencing it.
25967 * cgraphunit.c (init_lowered_empty_function): Always
25968 int SSA data structures.
25969 * tree-ssanames.c (release_defs): Remove assert that we are in
25971 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
25973 2016-05-03 Jakub Jelinek <jakub@redhat.com>
25974 Uros Bizjak <ubizjak@gmail.com>
25976 PR rtl-optimization/70467
25977 * config/i386/predicates.md (x86_64_hilo_int_operand,
25978 x86_64_hilo_general_operand): New predicates.
25979 * config/i386/constraints.md (Wd): New constraint.
25980 * config/i386/i386.md (mode attr di): Use Wd instead of e.
25981 (general_hilo_operand): New mode attr.
25982 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
25983 instead of <general_operand>.
25984 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
25985 x86_64_hilo_general_operand instead of <general_operand>.
25987 2016-05-03 Jakub Jelinek <jakub@redhat.com>
25989 PR tree-optimization/70916
25990 * tree-if-conv.c (constant_or_ssa_name): Removed.
25991 (fold_build_cond_expr): Use is_gimple_val instead of
25992 constant_or_ssa_name.
25994 PR tree-optimization/70916
25995 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
25996 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
25999 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
26000 (optimize_atomic_bit_test_and): New function.
26001 (pass_fold_builtins::execute): Use it.
26002 * optabs.def (atomic_bit_test_and_set_optab,
26003 atomic_bit_test_and_complement_optab,
26004 atomic_bit_test_and_reset_optab): New optabs.
26005 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
26006 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
26007 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
26008 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
26009 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
26010 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
26011 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
26012 * doc/md.texi (atomic_bit_test_and_set@var{mode},
26013 atomic_bit_test_and_complement@var{mode},
26014 atomic_bit_test_and_reset@var{mode}): Document.
26015 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
26016 atomic_bit_test_and_complement<mode>,
26017 atomic_bit_test_and_reset<mode>): New expanders.
26018 (atomic_bit_test_and_set<mode>_1,
26019 atomic_bit_test_and_complement<mode>_1,
26020 atomic_bit_test_and_reset<mode>_1): New insns.
26022 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
26024 PR rtl-optimization/70687
26025 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
26026 instead of unsigned HOST_WIDE_INT.
26028 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
26030 PR rtl-optimization/44281
26031 * hard-reg-set.h (struct target_hard_regs): New field
26032 x_fixed_nonglobal_reg_set.
26033 (fixed_nonglobal_reg_set): New macro.
26034 * reginfo.c (init_reg_sets_1): Initialize it.
26035 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
26037 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
26039 2016-05-03 Bin Cheng <bin.cheng@arm.com>
26041 PR tree-optimization/56541
26042 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
26043 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
26044 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
26045 (any_complicated_phi): new static variable.
26046 (aggressive_if_conv): delete.
26047 (if_convertible_phi_p): support phis with more than two arguments.
26048 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
26049 critical pred edges.
26050 (ifcvt_split_critical_edges): support phis with more than two
26051 arguments by checking new parameter. only split critical edges
26053 (tree_if_conversion): handle simd pragma marked loop using new
26054 local variable aggressive_if_conv. check any_complicated_phi.
26056 2016-05-03 Bin Cheng <bin.cheng@arm.com>
26058 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
26061 2016-05-03 Bin Cheng <bin.cheng@arm.com>
26063 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
26066 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
26068 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
26069 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
26070 define_insn_and_split.
26071 (mulsi3_i): New define_insn_and_split.
26072 (mulsi3_call): Convert to define_insn.
26073 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
26074 Remove constraints.
26076 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
26078 * machmode.h (mode_complex): Add support to give the complex mode
26080 (GET_MODE_COMPLEX_MODE): Likewise.
26081 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
26082 stored by build_complex_type and gfc_build_complex_type instead of
26083 trying to figure out the appropriate mode based on the size. Raise
26084 an assertion error, if the type was not set.
26085 * genmodes.c (struct mode_data): Add field for the complex type of
26087 (blank_mode): Likewise.
26088 (make_complex_modes): Remember the complex mode created in the
26090 (emit_mode_complex): Write out the mode_complex array to map a
26091 type mode to the complex version.
26092 (emit_insn_modes_c): Likewise.
26093 * tree.c (build_complex_type): Set the complex type to use before
26094 calling layout_type.
26095 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
26096 support for __float128 complex datatypes.
26097 (rs6000_hard_regno_mode_ok): Likewise.
26098 (rs6000_setup_reg_addr_masks): Likewise.
26099 (rs6000_complex_function_value): Likewise.
26100 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
26101 __float128 and __ibm128 complex.
26102 (FLOAT128_IBM_P): Likewise.
26103 (ALTIVEC_ARG_MAX_RETURN): Likewise.
26104 * doc/extend.texi (Additional Floating Types): Document that
26105 -mfloat128 must be used to enable __float128. Document complex
26106 __float128 and __ibm128 support.
26108 2016-05-02 Jakub Jelinek <jakub@redhat.com>
26111 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
26112 char/short arguments promoted to int because of promote_prototypes.
26114 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
26116 * config/i386/predicates.md (register_ssemem_operand): New predicate.
26117 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
26118 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
26119 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
26120 alternatives using "enabled" attribute. Use register_ssemem_operand
26121 as operand 1 predicate.
26122 (*cmpi<unord>xf_i387): Split XFmode pattern from
26123 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
26124 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
26125 *absneg<mode>2_i387. Disable unsupported alternatives using
26126 "enabled" attribute.
26127 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
26129 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
26131 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
26133 (oacc_loop_process): Check mask for loop termination.
26135 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
26137 * cif-code.def (CIF_THUNK): Add.
26138 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
26141 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
26143 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
26144 (dump_inline_summary): Dump it.
26145 (fp_expression_p): New predicate.
26146 (estimate_function_body_sizes): Use it.
26147 (inline_merge_summary): Merge fp_expressions.
26148 (inline_read_section): Read fp_expressions.
26149 (inline_write_summary): Write fp_expressions.
26150 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
26151 codegen boundary if either caller or callee is !fp_expressions.
26152 * ipa-inline.h (inline_summary): Add fp_expressions.
26153 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
26154 to fp_expressions be sure the fp generation flags are updated.
26156 2016-05-02 Jakub Jelinek <jakub@redhat.com>
26158 PR rtl-optimization/70467
26159 * cse.c (cse_insn): Handle no-op MEM moves after folding.
26161 PR rtl-optimization/70467
26162 * ipa-pure-const.c (check_call): Handle internal calls even in
26163 ipa mode like in local mode.
26165 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
26167 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
26169 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
26171 * match.pd (X u< X, X u> X): New transformations.
26173 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
26175 * flag-types.h (enum warn_strict_overflow_code): Move ...
26176 * coretypes.h: ... here.
26177 * fold-const.h (fold_overflow_warning): Declare.
26178 * fold-const.c (fold_overflow_warning): Make non-static.
26179 (fold_comparison): Move the transformation of X +- C1 CMP C2
26180 into X CMP C2 -+ C1 ...
26181 * match.pd: ... here.
26182 * gimple-fold.c (fold_stmt_1): Protect with
26183 fold_defer_overflow_warnings.
26185 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
26187 * omp-low.c (struct oacc_loop): Add 'inner' field.
26188 (new_oacc_loop_raw): Initialize it to zero.
26189 (oacc_loop_fixed_partitions): Initialize it.
26190 (oacc_loop_auto_partitions): Partition outermost loop to outermost
26191 available partitioning.
26193 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
26195 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
26197 (umulsidi3): Likewise.
26198 (indirect_jump): Fix jump instruction assembly patterns.
26200 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
26203 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
26204 (nvptx_function_value): Assert non-NULL cfun.
26206 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
26208 PR rtl-optimization/70886
26209 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
26211 * cselib.h (rtx_equal_for_cselib_1): Declare.
26212 (rtx_equal_for_cselib_p: New inline function.
26213 * cselib.c (rtx_equal_for_cselib_p): Delete.
26214 (rtx_equal_for_cselib_1): Make public.
26216 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
26218 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
26219 (register_mixssei387nonimm_operand): Remove predicate.
26220 * config/i386/i386.md (*fop_<mode>_comm): Merge from
26221 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
26222 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
26223 for TARGET_MIX_SSE_I387 alternatives.
26224 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
26225 Disable unsupported alternatives using "enabled" attribute. Use
26226 nonimm_ssenomem_operand as operand 1 predicate. Also check
26227 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
26229 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
26231 * tree.c (cst_and_fits_in_hwi): Simplify.
26233 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
26235 * tree.h (wi::to_wide): New function.
26236 * expr.c (expand_expr_real_1): Use wi::to_wide.
26237 * fold-const.c (int_const_binop_1): Likewise.
26238 (extract_muldiv_1): Likewise.
26240 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
26242 * wide-int.h: Update offset_int and widest_int documentation.
26243 (WI_SIGNED_SHIFT_RESULT): New macro.
26244 (wi::binary_shift): Define signed_shift_result_type for
26245 shifts on offset_int- and widest_int-like types.
26246 (generic_wide_int): Support <<= and >>= if << and >> are supported.
26247 * tree.h (int_bit_position): Use shift operators instead of wi::
26249 * alias.c (adjust_offset_for_component_ref): Likewise.
26250 * expr.c (get_inner_reference): Likewise.
26251 * fold-const.c (fold_comparison): Likewise.
26252 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
26253 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
26254 * tree-dfa.c (get_ref_base_and_extent): Likewise.
26255 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
26256 (stmt_kills_ref_p): Likewise.
26257 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
26258 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
26259 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
26260 (ao_ref_init_from_vn_reference): Likewise.
26262 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
26264 * wide-int.h: Update offset_int and widest_int documentation.
26265 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
26266 (wi::binary_traits): Allow ordered comparisons between offset_int and
26267 offset_int, between widest_int and widest_int, and between either
26268 of these types and basic C types.
26269 (operator <, <=, >, >=): Define for the same combinations.
26270 * tree.h (tree_int_cst_lt): Use comparison operators instead
26271 of wi:: comparisons.
26272 (tree_int_cst_le): Likewise.
26273 * gimple-fold.c (fold_array_ctor_reference): Likewise.
26274 (fold_nonarray_ctor_reference): Likewise.
26275 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
26276 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
26277 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
26278 * tree-sra.c (completely_scalarize): Likewise.
26279 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
26280 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
26281 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
26282 (check_for_binary_op_overflow): Likewise.
26283 (search_for_addr_array): Likewise.
26284 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
26286 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
26288 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
26289 (arc_save_restore): Likewise.
26290 (arc_dwarf_register_span): Likewise.
26291 (arc_output_pic_addr_const): Initialize suffix variable.
26293 2016-05-02 Martin Liska <mliska@suse.cz>
26295 * symbol-summary.h (function_summary::function_summary):
26296 Remove checking assert for all cgraph nodes.
26297 (function_summary::get): Check summary_uid.
26298 (symtab_insertion): Check summary_uid.
26300 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
26302 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
26303 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
26304 bmaskn instruction.
26305 (arc_dwarf_register_span): Remove enum keyword.
26306 (compact_memory_operand_p): New function.
26307 * config/arc/arc.h (reg_class): Add code density register classes.
26308 (REG_CLASS_NAMES): Likewise.
26309 (REG_CLASS_CONTENTS): Likewise.
26310 * config/arc/arc.md (*movqi_insn): Add code density instructions.
26311 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
26312 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
26313 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
26314 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
26316 (h, Rcd, Rsd, Rzd): New register constraints.
26317 (T): Use compact_memory_operand_p function.
26318 * config/arc/predicates.md (compact_load_memory_operand): Remove.
26320 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
26322 * config/sh/sh.md (*negnegt, *movtt): Remove.
26324 2016-05-02 Marek Polacek <polacek@redhat.com>
26325 Tom de Vries <tom@codesourcery.com>
26327 PR tree-optimization/70700
26328 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
26329 bigger than FIRST_REF_NODE.
26331 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
26334 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
26336 (prepare_cbranch_operands): Don't use scratch register. Assume that
26337 function is used when pseudos can be created.
26338 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
26339 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
26340 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
26341 define_expand. Allow it only when pseudos can be created.
26342 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
26344 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
26346 * config/i386/constraints.md (BC): Only allow -1 operands.
26347 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
26348 Add "enabled" attribute. Update XI mode attribute calculation.
26349 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
26350 (*movoi_internal_avx): Update XI mode attribute calculation.
26351 (*movti_internal): Ditto.
26353 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
26355 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
26356 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
26358 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
26360 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
26361 statement on instruction code. Remove trailing spaces.
26362 (altivec_expand_stv_builtin): Likewise.
26364 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
26366 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
26367 (TARGET_FPU_DOUBLE): Simplify.
26368 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
26369 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
26370 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
26371 with 'TARGET_FPU_DOUBLE'.
26372 * config/sh/sh.md: Likewise.
26374 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
26376 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
26377 SH_DIV_STR_FOR_SIZE): Remove.
26378 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
26379 SH_DIV_STR_FOR_SIZE): Remove.
26381 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
26383 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
26384 logical_reg_operand): Delete.
26385 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
26386 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
26387 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
26388 match_operand and match_test.
26389 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
26390 variables on their first use. Return bool values.
26391 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
26392 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
26393 arith_reg_operand for input operand. Remove empty constraints.
26395 (*xorsi3_compact): Rename to xorsi3.
26396 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
26397 (*zero_extend<mode>si2_disp_mem): Update comment.
26400 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
26402 * config/sh/t-sh: Remove SH5 support.
26403 * config.gcc: Likewise.
26404 * configure: Likewise.
26406 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26408 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
26410 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
26412 * config/sh/sh.c (register_sh_passes, sh_option_override,
26413 sh_print_operand, prepare_move_operands,
26414 sh_can_follow_jump): Remove TARGET_SH1 checks.
26415 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
26416 PROMOTE_MODE): Likewise.
26417 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
26420 2016-04-30 Alan Modra <amodra@gmail.com>
26422 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
26423 restoring when fixed_reg_p, but allow out-of-line or stmw save.
26424 Check for user regs later to avoid unnecessary looping over regs.
26425 Merge user reg check with non-saved reg check. Don't force
26426 inline VR restore when static chain used.
26427 (rs6000_frame_related): Omit eh_frame info for user regs when
26429 (fixed_regs_p): Delete.
26431 2016-04-30 Alan Modra <amodra@gmail.com>
26433 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
26434 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
26437 2016-04-30 Alan Modra <amodra@gmail.com>
26440 * config/rs6000/rs6000.c (fixed_reg_p): New function.
26441 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
26444 2016-04-30 Alan Modra <amodra@gmail.com>
26446 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
26447 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
26448 flag_pic test for Darwin.
26450 2016-04-30 Alan Modra <amodra@gmail.com>
26452 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
26453 throw_calls_crossed.
26454 (REG_FREQ_CALLS_CROSSED): Delete.
26455 (REG_N_THROWING_CALLS_CROSSED): Delete.
26456 * regstat.c (regstat_bb_compute_ri): Don't calculate
26457 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
26458 (dump_reg_info): Don't print call cross frequency.
26459 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
26460 and REG_N_THROWING_CALLS_CROSSED.
26462 2016-04-30 Alan Modra <amodra@gmail.com>
26464 * regs.h (struct reg_info_t): Delete live_length.
26465 (REG_LIVE_LENGTH): Delete macro.
26466 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
26467 local_live, local_processed and local_live_last_luid params.
26468 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
26470 (regstat_compute_ri): Adjust for above. Don't set
26472 (dump_reg_info): Don't print live length.
26473 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
26474 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
26475 Localize loop_depth var.
26477 2016-04-30 Alan Modra <amodra@gmail.com>
26479 * ira.c (enum valid_equiv): New.
26480 (validate_equiv_mem): Return enum.
26481 (update_equiv_mem): Create replacement in more cases.
26482 (add_store_equivs): Update validate_equiv_mem call.
26484 2016-04-30 Alan Modra <amodra@gmail.com>
26486 * ira.c (combine_and_move_insns): Rather than scanning insns,
26487 use DF infrastucture to find use and def insns.
26489 2016-04-30 Alan Modra <amodra@gmail.com>
26491 ira.c (combine_and_move_insns): Move invariant conditions..
26492 (ira.c): ..to here. Call combine_and_move_insns before
26493 add_store_equivs. Call grow_reg_equivs later. Allocate
26494 req_equiv later using max_reg_num() rather than global max_regno.
26495 (contains_replace_regs): Delete.
26496 (add_store_equivs): Remove contains_replace_regs test.
26498 2016-04-30 Alan Modra <amodra@gmail.com>
26500 * ira.c (struct equiv_mem_data): New.
26501 (equiv_mem, equiv_mem_modified): Delete static vars.
26502 (validate_equiv_mem_from_store): Use "data" param to communicate..
26503 (validate_equiv_mem): ..from here.
26505 2016-04-30 Alan Modra <amodra@gmail.com>
26507 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
26509 (update_reg_equivs): ..here. Move allocation and freeing of
26510 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
26511 end_alias_analysis to..
26514 2016-04-30 Alan Modra <amodra@gmail.com>
26516 * ira.c (pdx_subregs): Delete.
26517 (struct equivalence): Add pdx_subregs field.
26518 (set_paradoxical_subreg): Remove pdx_subregs param. Update
26519 pdx_subregs access.
26520 (update_equiv_regs): Don't create or free pdx_subregs. Update
26521 pdx_subregs access.
26523 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
26525 * config/rs6000/altivec.h: Change definitions of vec_xl and
26527 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
26528 (LD_ELEMREV_V2DI): New.
26529 (LD_ELEMREV_V4SF): New.
26530 (LD_ELEMREV_V4SI): New.
26531 (LD_ELEMREV_V8HI): New.
26532 (LD_ELEMREV_V16QI): New.
26533 (ST_ELEMREV_V2DF): New.
26534 (ST_ELEMREV_V2DI): New.
26535 (ST_ELEMREV_V4SF): New.
26536 (ST_ELEMREV_V4SI): New.
26537 (ST_ELEMREV_V8HI): New.
26538 (ST_ELEMREV_V16QI): New.
26541 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
26542 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
26543 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
26544 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
26545 (altivec_expand_builtin): Add handling for
26546 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
26547 (rs6000_invalid_builtin): Add error-checking for
26548 RS6000_BTM_P9_VECTOR.
26549 (altivec_init_builtins): Define builtins used to implement vec_xl
26551 (rs6000_builtin_mask_names): Define power9-vector.
26552 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
26553 (RS6000_BTM_P9_VECTOR): Define.
26554 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
26555 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
26556 (vsx_ld_elemrev_v2df): Likewise.
26557 (vsx_ld_elemrev_v4sf): Likewise.
26558 (vsx_ld_elemrev_v4si): Likewise.
26559 (vsx_ld_elemrev_v8hi): Likewise.
26560 (vsx_ld_elemrev_v16qi): Likewise.
26561 (vsx_st_elemrev_v2df): Likewise.
26562 (vsx_st_elemrev_v2di): Likewise.
26563 (vsx_st_elemrev_v4sf): Likewise.
26564 (vsx_st_elemrev_v4si): Likewise.
26565 (vsx_st_elemrev_v8hi): Likewise.
26566 (vsx_st_elemrev_v16qi): Likewise.
26567 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
26570 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
26572 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
26574 (simplify_control_stmt_condition_1): ... here. Recurse into
26575 BIT_AND_EXPRs and BIT_IOR_EXPRs.
26577 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
26580 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
26581 (zero_extendqi<mode>2_dot): Revert earlier conversion from
26582 define_insn_and_split to define_insn.
26583 (zero_extendqi<mode>2_dot2): Same.
26584 (extendqi<mode>2_dot): Same.
26585 (extendqi<mode>2_dot2): Same.
26587 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
26589 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
26590 (probe_stack): New expander.
26591 (probe_stack_<mode>): New insn pattern.
26593 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
26595 * config/i386/i386.md
26596 (operations with memory inputs setting flags peephole2):
26597 Remove uneeded REG_P checks. Cleanup pattern generation.
26599 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
26601 * tree-vect-loop.c (vect_transform_loop): Fix
26602 nb_iterations_upper_bound computation for vectorized loop.
26604 2016-04-29 Marek Polacek <polacek@redhat.com>
26605 Jakub Jelinek <jakub@redhat.com>
26608 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
26609 TARGET_EXPR_SLOT as a base.
26611 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
26613 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
26614 with 'rCm2' constraints to limit possible immediate size.
26615 (*load_zeroextendqisi_update): Likewise.
26616 (*load_signextendqisi_update): Likewise.
26617 (*loadhi_update): Likewise.
26618 (*load_zeroextendhisi_update): Likewise.
26619 (*load_signextendhisi_update): Likewise.
26620 (*loadsi_update): Likewise.
26621 (*loadsf_update): Likewise.
26623 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
26625 * config/i386/predicates.md (constm1_operand): Fix comparison.
26627 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
26629 * testsuite/gcc.target/arc/ieee_eq.c: New test.
26631 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
26633 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
26634 remaining SH5 related settings.
26635 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
26636 shmedia_prepare_call_address): Delete.
26637 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
26638 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
26639 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
26640 UNSUPPORTED_SH2A): Remove m5 checks.
26641 (sh_divide_strategy_e): Remove SH5 division strategies.
26642 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
26643 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
26645 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
26647 * config/s390/s390.c (s390_rtx_costs): Update documentation.
26649 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26651 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
26652 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
26653 Change lder to ldr.
26654 * config/s390/vector.md ("mov<mode>"): Likewise.
26656 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
26658 * config/s390/constraints.md ("U", "W"): Invoke
26659 s390_mem_constraint with "ZR" and "ZT".
26660 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
26661 addresses when using LRA. Accept also short displacements for S
26662 and T constraints. Do not check for long displacement target for
26663 S and T constraints.
26664 (s390_mem_constraint): Remove handling of U and W constraints.
26665 * config/s390/s390.md (various patterns): Remove the short
26666 displacement constraints (Q and R) if a long displacement
26667 constraint is present. Add longdisp as required CPU capability.
26668 * config/s390/vector.md: Likewise.
26669 * config/s390/vx-builtins.md: Likewise.
26671 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
26674 * reload1.c (reload): Call finish_spills before
26675 restarting reload loop. Skip select_reload_regs
26676 if update_eliminables_and_spill returns true.
26678 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
26680 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
26681 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
26682 (umulhisi3_imm): Update predicates and constraint letters.
26683 (umulhisi3_reg): Declare instruction as commutative.
26684 * config/arc/constraints.md (J12, J16): New constraints.
26685 * config/arc/predicates.md (short_unsigned_const_operand): New
26687 (arc_short_operand): Likewise.
26688 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
26690 2016-04-29 Richard Biener <rguenther@suse.de>
26692 PR tree-optimization/13962
26693 PR tree-optimization/65686
26694 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
26695 * tree-ssa-alias.c (ptrs_compare_unequal): New function
26696 using PTA to compare pointers.
26697 * match.pd: Add pattern for pointer equality compare simplification
26698 using ptrs_compare_unequal.
26700 2016-04-29 Richard Biener <rguenther@suse.de>
26702 * stor-layout.c (layout_type): Do not build a pointer-to-element
26705 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
26707 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
26708 Use SWI mode iterator. Use general_reg_operand predicate.
26709 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
26710 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
26713 2016-04-29 Jakub Jelinek <jakub@redhat.com>
26715 PR middle-end/70843
26716 * fold-const.c (operand_equal_p): Don't verify hash value equality
26718 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
26721 2016-04-28 Jakub Jelinek <jakub@redhat.com>
26724 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
26725 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
26726 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
26727 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
26728 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
26730 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
26732 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
26733 to info. Don't initialize separate fields to 0. Clean up
26736 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
26738 * config/i386/i386.md (peephole2s for operations with memory inputs):
26739 Use SWI mode iterator.
26740 (peephole2s for operations with memory outputs): Ditto.
26741 Do not check for stack checking probe.
26743 (probe_stack): Remove expander.
26745 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
26746 Andrew Burgess <andrew.burgess@embecosm.com>
26748 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
26749 operands as 32-bits.
26751 2016-04-28 Jason Merrill <jason@redhat.com>
26753 * gdbinit.in: Skip line-map.h.
26755 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
26756 Andrew Burgess <andrew.burgess@embecosm.com>
26758 * config/arc/arc.c (arc_conditional_register_usage): Take
26759 TARGET_RRQ_CLASS into account.
26760 (arc_print_operand): Support printing 'p' and 's' operands.
26761 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
26763 (TARGET_RRQ_CLASS): Define.
26764 (IS_POWEROF2_OR_0_P): Define.
26765 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
26767 (*tst_movb): New define_insn.
26768 (*tst): Avoid recognition if it could prevent '*tst_movb'
26769 combination; replace c/CnL with c/Chs alternative.
26770 (*tst_bitfield_tst): New define_insn.
26771 (*tst_bitfield_asr): New define_insn.
26772 (*tst_bitfield): New define_insn.
26773 (andsi3_i): Add Rrq variant.
26774 (extzv): New define_expand.
26775 (insv): New define_expand.
26776 (*insv_i): New define_insn.
26777 (*movb): New define_insn.
26778 (*movb_signed): New define_insn.
26779 (*movb_high): New define_insn.
26780 (*movb_high_signed): New define_insn.
26781 (*movb_high_signed + 1): New define_split pattern.
26782 (*mrgb): New define_insn.
26783 (*mrgb + 1): New define_peephole2 pattern.
26784 (*mrgb + 2): New define_peephole2 pattern.
26785 * config/arc/arc.opt (mbitops): New option for nps400, uses
26786 TARGET_NPS_BITOPS_DEFAULT.
26787 * config/arc/constraints.md (q): Make register class conditional.
26788 (Rrq): New register constraint.
26789 (Chs): New constraint.
26790 (Clo): New constraint.
26791 (Chi): New constraint.
26792 (Cbf): New constraint.
26793 (Cbn): New constraint.
26794 (C18): New constraint.
26795 (Cbi): New constraint.
26797 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
26799 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
26801 (bitmap_intersection_of_preds): Ditto.
26802 (bitmap_union_of_succs): Ditto.
26803 (bitmap_union_of_preds): Ditto.
26804 * sbitmap.c (do_popcount): Delete.
26805 (BITMAP_DEBUGGING): Delete.
26806 (sbitmap_verify_popcount): Delete.
26807 (sbitmap_alloc): Don't initialize the popcount field.
26808 (sbitmap_alloc_with_popcount): Delete.
26809 (sbitmap_resize): Don't resize the popcount array.
26810 (sbitmap_vector_alloc): Don't initialize the popcount field.
26811 (bitmap_copy): Don't copy the popcount array.
26812 (bitmap_clear): Don't clear the popcount array.
26813 (bitmap_clear): Delete the popcount array handling.
26814 (bitmap_ior_and_compl): Delete the popcount assert.
26815 (bitmap_not): Ditto.
26816 (bitmap_and_compl): Ditto.
26817 (bitmap_and): Delete the popcount array handling.
26818 (bitmap_xor): Ditto.
26819 (bitmap_ior): Ditto.
26820 (bitmap_or_and): Delete the popcount assert.
26821 (bitmap_and_or): Ditto.
26822 (popcount_table): Delete.
26823 (sbitmap_elt_popcount): Delete.
26824 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
26825 (bitmap_set_bit): Delete the popcount assert.
26826 (bitmap_clear_bit): Ditto.
26827 (sbitmap_free): Don't free the popcount array.
26828 (sbitmap_alloc_with_popcount): Delete declaration.
26829 (sbitmap_popcount): Ditto.
26831 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
26832 Andrew Burgess <andrew.burgess@embecosm.com>
26834 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
26835 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
26836 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
26837 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
26838 * config/arc/arc.opt (mcmem): New option.
26839 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
26840 supply length for r/m alternative.
26841 (*extendqisi2_ac): Likewise.
26842 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
26844 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
26845 (movhi_insn): Likewise.
26846 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
26847 (*zero_extendqihi2_i): Add r/Ucm alternative.
26848 (*zero_extendqisi2_ac): Likewise.
26849 (*zero_extendhisi2_i): Likewise.
26850 * config/arc/constraints.md (Uex): New memory constraint.
26851 (Ucm): New define_constraint.
26852 * config/arc/predicates.md (long_immediate_loadstore_operand):
26853 Return 0 for MEM with cmem_address address.
26854 (cmem_address_0): New predicates.
26855 (cmem_address_1): Likewise.
26856 (cmem_address_2): Likewise.
26857 (cmem_address): Likewise.
26859 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
26861 * config/rs6000/rs6000.c (machine_function): Rename
26862 insn_chain_scanned_p to spe_insn_chain_scanned_p.
26863 (rs6000_stack_info): Adjust.
26865 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
26866 Andrew Burgess <andrew.burgess@embecosm.com>
26868 * config/arc/constraints.md (Usd): Convert to define_constraint.
26872 2016-04-28 Jakub Jelinek <jakub@redhat.com>
26875 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
26876 Add new peephole2 where the first insn is *mov<mode>_or instead of
26877 *mov<mode>_internal.
26879 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
26881 * tracer.c (bb_seen): Make static.
26883 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
26885 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
26886 support, setup defaults.
26887 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
26888 * config/arc/arc.c (arc_init): Add NPS400 support.
26889 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
26890 (TARGET_ARC700): NPS400 is also an ARC700.
26891 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
26893 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
26896 * config/nds32/nds32.md (casesi): Don't access the operands array
26899 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
26901 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
26902 (or $-1,reg peephole2): Ditto.
26903 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
26905 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
26907 * doc/extend.texi (Common Function Attributes) [optimize]:
26908 Discourage use of the optimize attribute.
26910 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
26912 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
26913 special case builtin.
26914 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
26915 ALTIVEC_BUILTIN_VEC_ADDE.
26916 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
26917 support for ALTIVEC_BUILTIN_VEC_ADDE.
26918 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
26919 for __builtin_vec_adde.
26921 2016-04-28 Jakub Jelinek <jakub@redhat.com>
26923 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
26924 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
26926 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
26929 * doc/sourcebuild.texi (Effective-Target Keywords, Other
26930 attributes): Document cilkplus_runtime.
26932 2016-04-28 Martin Jambor <mjambor@suse.cz>
26934 * tree-cfg.c (verify_expr): Verify that local declarations belong to
26935 this function. Call verify_expr on MEM_REFs and bases of other
26936 handled_components.
26938 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26940 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
26941 for WORD_REGISTER_OPERATIONS to runtime check.
26943 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
26945 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
26947 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
26949 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
26950 big-endian compilation.
26951 * config/arc/arc.md (addf3): Likewise.
26952 (subdf3): Likewise.
26953 (muldf3): Likewise.
26955 2016-04-28 Richard Biener <rguenther@suse.de>
26957 PR tree-optimization/70840
26958 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
26959 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
26960 Mark x * pow(x,c) -> pow(x,c+1) commutative.
26961 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
26963 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26965 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
26966 and explain why in a comment.
26968 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
26970 * config/arc/arc.md (cpu_facility): Add fpx variant.
26971 (subdf3): Prohibit use reverse sub when assist operations option
26973 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
26974 instructions only when FPX is enabled.
26975 * testsuite/gcc.target/arc/trsub.c: New test.
26977 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
26979 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
26980 mult_operator when calculating "type" attribute.
26981 (*fop_<mode>_1_i387): Ditto.
26982 (*fop_xf_1_i387): Ditto.
26983 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
26984 Use std::swap to swap operands. Use RTL expressions to generate
26987 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
26988 Joern Rennecke <joern.rennecke@embecosm.com>
26990 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
26992 (emit_pic_move): Remove.
26993 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
26994 * config/arc/arc.c (emit_pic_move): Removed.
26995 (TARGET_HAVE_TLS): Define.
26996 (arc_conditional_register_usage): Test for arc_tp_regno.
26997 (arc_print_operand, arc_print_operand_address): Handle TLS
26999 (arc_needs_pcl_p): New function.
27000 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
27001 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
27002 (arc_raw_symbolic_reference_mentioned_p): Likewise.
27003 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
27004 (arc_legitimize_tls_address): Likewise.
27005 (DTPOFF_ZERO_SYM): Define.
27006 (arc_legitimize_pic_address): Make it static, handle TLS cases.
27007 (arc_output_pic_addr_const): Print TLS unspecs.
27008 (prepare_pic_move): New function, replaces emit_pic_move.
27009 (arc_legitimate_constant_p): Handle TLS unspecs.
27010 (arc_legitimate_address_p): Likewise.
27011 (arc_rewrite_small_data_p): Use assert for TLS constants.
27012 (prepare_move_operands): Use prepare_pic_move.
27013 (arc_legitimize_address): Legitimize tls addresses.
27014 (arc_epilogue_uses): Check for arc_tp_regno.
27015 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
27016 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
27018 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
27020 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
27021 %(arc_tls_extra_start_spec).
27022 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
27023 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
27025 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
27026 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
27027 (UNSPEC_TLS_OFF): Add.
27029 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
27030 (get_thread_pointersi): New patterns.
27031 * config/arc/arc.opt (mtp-regno): New option.
27032 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
27033 (move_dest_operand): Likewise.
27034 * configure: Regenerate.
27035 * configure.ac: Add arc*-*-* case to test for tls.
27036 * doc/invoke.texi (ARC options): Document mtp-regno.
27038 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
27040 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
27041 the new ARC HS SIMD instructions.
27042 (arc_preferred_simd_mode): New function.
27043 (arc_autovectorize_vector_sizes): Likewise.
27044 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
27045 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
27046 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
27047 (arc_init_builtins): Add new SIMD builtin types.
27048 (arc_split_move): Handle 64 bit vector moves.
27049 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
27050 (TARGET_PLUS_QMACW): Define.
27051 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
27052 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
27053 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
27054 (VSUBADD4H): New builtins.
27055 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
27056 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
27058 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
27059 Matthias Klose <doko@debian.org>
27061 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
27063 2016-04-28 Richard Biener <rguenther@suse.de>
27065 PR middle-end/70777
27066 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
27069 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
27071 * common/config/sh/sh-common.c: Remove SH5 support.
27072 * config/sh/constraints.md: Likewise.
27073 * config/sh/config/sh/elf.h: Likewise.
27074 * config/sh/linux.h: Likewise.
27075 * config/sh/netbsd-elf.h: Likewise.
27076 * config/sh/predicates.md: Likewise.
27077 * config/sh/sh-c.c: Likewise.
27078 * config/sh/sh-protos.h: Likewise.
27079 * config/sh/sh.c: Likewise.
27080 * config/sh/sh.h: Likewise.
27081 * config/sh/sh.md: Likewise.
27082 * config/sh/sh.opt: Likewise.
27083 * config/sh/sync.md: Likewise.
27084 * config/sh/sh64.h: Delete.
27085 * config/sh/shmedia.h: Likewise.
27086 * config/sh/shmedia.md: Likewise.
27087 * config/sh/sshmedia.h: Likewise.
27088 * config/sh/t-netbsd-sh5-64: Likewise.
27089 * config/sh/t-sh64: Likewise.
27090 * config/sh/ushmedia.h: Likewise.
27092 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
27094 * config/i386/i386.md (sign_extend to memory peephole2s): Use
27095 general_reg_operand instead of register_operand predicate.
27097 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
27099 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
27101 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
27103 * match.pd (A - B > A, A + B < A): New transformations.
27105 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
27107 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
27108 which defaults to true. Emit an outer pair of parentheses only if
27109 EMIT_PARENS. When continuing a chain of && or || (or & or |),
27110 don't emit parentheses for the right-hand operand.
27112 2016-04-27 Jeff Law <law@redhat.com>
27114 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
27116 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27118 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
27119 (altivec_lvx_<mode>_internal): Document.
27120 (altivec_lvx_<mode>_2op): New define_insn.
27121 (altivec_lvx_<mode>_1op): Likewise.
27122 (altivec_lvx_<mode>_2op_si): Likewise.
27123 (altivec_lvx_<mode>_1op_si): Likewise.
27124 (altivec_stvx_<mode>): Remove.
27125 (altivec_stvx_<mode>_internal): Document.
27126 (altivec_stvx_<mode>_2op): New define_insn.
27127 (altivec_stvx_<mode>_1op): Likewise.
27128 (altivec_stvx_<mode>_2op_si): Likewise.
27129 (altivec_stvx_<mode>_1op_si): Likewise.
27130 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
27131 Expand vec_ld and vec_st during parsing.
27132 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
27134 (altivec_expand_stvx_be): Likewise.
27135 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
27136 address-masking behavior in RTL.
27137 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
27138 address-masking behavior in RTL.
27139 (altivec_expand_builtin): Change builtin code arguments for calls
27140 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
27141 (insn_is_swappable_p): Avoid incorrect swap optimization in the
27142 presence of lvx/stvx patterns.
27143 (alignment_with_canonical_addr): New function.
27144 (alignment_mask): Likewise.
27145 (find_alignment_op): Likewise.
27146 (recombine_lvx_pattern): Likewise.
27147 (recombine_stvx_pattern): Likewise.
27148 (recombine_lvx_stvx_patterns): Likewise.
27149 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
27150 stvx patterns from expand.
27151 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
27153 (vector_altivec_store_<mode>): Likewise.
27155 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
27157 * config/aarch64/aarch64.md
27158 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
27159 remove the "fp" attributes.
27160 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
27161 add the "simd" attributes.
27162 (*movdf_aarch64): Likewise.
27163 (*movtf_aarch64): Remove the "fp" attributes.
27164 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
27165 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
27167 2016-04-27 David Malcolm <dmalcolm@redhat.com>
27169 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
27170 rtx to rtx_code_label *.
27171 * rtl.h (maybe_set_first_label_num): Likewise.
27173 2016-04-27 David Malcolm <dmalcolm@redhat.com>
27175 * df-core.c (df_add_problem): Make the problem param be const.
27176 (df_remove_problem): Make local "problem" be const.
27177 * df-problems.c (problem_RD): Make const.
27178 (problem_LR): Likewise.
27179 (problem_LIVE): Likewise.
27180 (problem_MIR): Likewise.
27181 (problem_CHAIN): Likewise.
27182 (problem_WORD_LR): Likewise.
27183 (problem_NOTE): Likewise.
27184 (problem_MD): Likewise.
27185 * df-scan.c (problem_SCAN): Likewise.
27186 * df.h (struct df_problem): Make field "dependent_problem" be
27188 (struct dataflow): Likewise for field "problem".
27189 (df_add_problem): Make param const.
27191 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
27193 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
27194 inter-unit moves to/from vector registers are enabled. Do not disable
27197 2016-04-27 David Malcolm <dmalcolm@redhat.com>
27199 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
27200 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
27202 (enum df_problem_id): ...this new enum.
27203 (struct df_problem): Convert field "id" from "int" to
27204 enum df_problem_id.
27206 2016-04-27 David Malcolm <dmalcolm@redhat.com>
27208 * rtl.def: Update comment for "things in the instruction chain" to
27209 reflect the removal of the leading "i" field for INSN_UID in
27210 r210360. Fix bogus apostrophe.
27212 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
27214 * config/i386/i386.md
27215 (lea arith with mem operand + setcc peephole2): Set operator mode.
27217 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
27220 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
27221 (dimode_scalar_to_vector_candidate_p): This.
27222 (timode_scalar_to_vector_candidate_p): New function.
27223 (scalar_to_vector_candidate_p): Likewise.
27224 (timode_check_non_convertible_regs): Likewise.
27225 (timode_remove_non_convertible_regs): Likewise.
27226 (remove_non_convertible_regs): Likewise.
27227 (remove_non_convertible_regs): Renamed to ...
27228 (dimode_remove_non_convertible_regs): This.
27229 (scalar_chain::~scalar_chain): Make it virtual.
27230 (scalar_chain::compute_convert_gain): Make it pure virtual.
27231 (scalar_chain::mark_dual_mode_def): Likewise.
27232 (scalar_chain::convert_insn): Likewise.
27233 (scalar_chain::convert_registers): Likewise.
27234 (scalar_chain::add_to_queue): Make it protected.
27235 (scalar_chain::emit_conversion_insns): Likewise.
27236 (scalar_chain::replace_with_subreg): Likewise.
27237 (scalar_chain::replace_with_subreg_in_insn): Likewise.
27238 (scalar_chain::convert_op): Likewise.
27239 (scalar_chain::convert_reg): Likewise.
27240 (scalar_chain::make_vector_copies): Likewise.
27241 (scalar_chain::convert_registers): New pure virtual function.
27242 (class dimode_scalar_chain): New class.
27243 (class timode_scalar_chain): Likewise.
27244 (scalar_chain::mark_dual_mode_def): Renamed to ...
27245 (dimode_scalar_chain::mark_dual_mode_def): This.
27246 (timode_scalar_chain::mark_dual_mode_def): New function.
27247 (timode_scalar_chain::convert_insn): Likewise.
27248 (dimode_scalar_chain::convert_registers): Likewise.
27249 (scalar_chain::compute_convert_gain): Renamed to ...
27250 (dimode_scalar_chain::compute_convert_gain): This.
27251 (scalar_chain::replace_with_subreg): Renamed to ...
27252 (dimode_scalar_chain::replace_with_subreg): This.
27253 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
27254 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
27255 (scalar_chain::make_vector_copies): Renamed to ...
27256 (dimode_scalar_chain::make_vector_copies): This.
27257 (scalar_chain::convert_reg): Renamed to ...
27258 (dimode_scalar_chain::convert_reg ): This.
27259 (scalar_chain::convert_op): Renamed to ...
27260 (dimode_scalar_chain::convert_op): This.
27261 (scalar_chain::convert_insn): Renamed to ...
27262 (dimode_scalar_chain::convert_insn): This.
27263 (scalar_chain::convert): Call convert_registers.
27264 (convert_scalars_to_vector): Change to scalar_chain pointer to
27265 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
27266 in 32-bit mode. Delete scalar_chain pointer. Call
27267 free_dominance_info in 64-bit mode.
27268 (pass_stv::gate): Remove TARGET_64BIT check.
27269 (ix86_option_override): Put the 64-bit STV pass before the CSE
27272 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
27274 * dwarf2out.h (struct dw_loc_descr_node): Remove the
27275 dw_loc_frame_offset field.
27276 * dwarf2out.c (new_loc_descr): Likewise.
27277 (resolve_args_picking_1): Turn the VISITED hash set into a
27278 FRAME_OFFSET hash map. Use it to associate a frame offset to
27279 visited nodes. Remove uses of the CHECKING_P macro.
27280 (resolve_args_picking): Update call to resolve_args_picking_1.
27282 2016-04-27 Martin Liska <mliska@suse.cz>
27284 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
27285 (free_loop_data): Release vuses of groups.
27287 2016-04-27 Bin Cheng <bin.cheng@arm.com>
27289 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
27290 instead of redundant use_id and boolean have_use_for.
27291 (struct iv_use): Change sub_id into group_id. Remove field next.
27292 Move fields: related_cands, n_map_members, cost_map and selected
27294 (struct iv_group): ... here. New structure.
27295 (struct iv_common_cand): Use structure declaration directly.
27296 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
27297 (MAX_CONSIDERED_USES): Rename macro to ...
27298 (MAX_CONSIDERED_GROUPS): ... here.
27299 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
27300 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
27301 (dump_uses): Rename to ...
27302 (dump_groups): ... here. Update all uses.
27303 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
27304 (find_induction_variables): Refactor format of dump information.
27305 (record_sub_use): Delete.
27306 (record_use): Update all uses.
27307 (record_group): New function.
27308 (record_group_use, find_interesting_uses_op): Call above functions.
27310 (find_interesting_uses_cond): Ditto.
27311 (group_compare_offset): New function.
27312 (split_all_small_groups): Rename to ...
27313 (split_small_address_groups_p): ... here. Update all uses.
27314 (split_address_groups): Update all uses.
27315 (find_interesting_uses): Refactor format of dump information.
27316 (add_candidate_1): Update all uses. Remove redundant check on iv,
27318 (add_candidate, record_common_cand): Remove redundant assert.
27319 (add_iv_candidate_for_biv): Update use.
27320 (add_iv_candidate_derived_from_uses): Update all uses.
27321 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
27322 (alloc_use_cost_map): Ditto.
27323 (set_use_iv_cost, get_use_iv_cost): Rename to ...
27324 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
27325 (determine_use_iv_cost_generic): Ditto.
27326 (determine_group_iv_cost_generic): Ditto.
27327 (determine_use_iv_cost_address): Ditto.
27328 (determine_group_iv_cost_address): Ditto.
27329 (determine_use_iv_cost_condition): Ditto.
27330 (determine_group_iv_cost_cond): Ditto.
27331 (determine_use_iv_cost): Ditto.
27332 (determine_group_iv_cost): Ditto.
27333 (set_autoinc_for_original_candidates): Update all uses.
27334 (find_iv_candidates): Update all uses. Refactor dump information.
27335 (determine_use_iv_costs): Ditto.
27336 (determine_iv_costs): Ditto.
27337 (iv_ca_cand_for_use): Rename to ...
27338 (iv_ca_cand_for_group): ... here. Update all uses.
27339 (iv_ca_add_use, iv_ca_add_group): Ditto.
27340 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
27341 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
27342 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
27343 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
27344 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
27345 (create_new_iv, adjust_iv_update_pos): Ditto.
27346 (rewrite_use_address): Delete.
27347 (rewrite_use_address_1): Rename to ...
27348 (rewrite_use_address): ... here.
27349 (rewrite_use_compare): Update all uses.
27350 (rewrite_use): Delete.
27351 (rewrite_uses): Rename to ...
27352 (rewrite_groups): ... here. Update all uses.
27353 (remove_unused_ivs, free_loop_data): Update all uses.
27354 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
27356 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27358 * rtlanal.c (nonzero_bits1): Convert preprocessor check
27359 for WORD_REGISTER_OPERATIONS to runtime check.
27361 2016-04-27 Richard Biener <rguenther@suse.de>
27364 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
27365 aggregate_value_p to determine if a function result is
27366 returned by reference.
27367 (ipa_pta_execute): Functions having their address taken are
27368 not automatically nonlocal.
27370 2016-04-27 Jakub Jelinek <jakub@redhat.com>
27373 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
27374 * fold-const.c (operand_equal_p): If flag_checking and
27375 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
27376 and if it returns non-zero, assert iterative_hash_expr on both
27379 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
27381 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
27383 2016-04-27 Nick Clifton <nickc@redhat.com>
27385 PR middle-end/49889
27386 * varasm.c (merge_weak): Generate an error if an attempt is made
27387 to convert a non-weak static function into a weak, public function.
27389 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
27391 * params.def (MAX_PARTITION_SIZE): New param.
27392 * doc/invoke.texi: Document lto-max-partition.
27394 2016-04-27 Richard Biener <rguenther@suse.de>
27397 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
27398 function cummulating used_from_other_partition, externally_visible
27399 and force_output from aliases.
27400 (refered_from_nonlocal_var): Likewise.
27401 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
27402 node flags properly.
27404 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
27406 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
27407 (-Wmemset-elt-size): New item.
27409 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
27412 * stor-layout.h (internal_reference_types): Delete.
27413 * stor-layout.c (reference_types_internal): Likewise.
27414 (internal_reference_types): Likewise.
27415 (layout_type) <REFERENCE_TYPE>: Adjust.
27417 2016-04-27 Jakub Jelinek <jakub@redhat.com>
27420 * tree.h (inchash::add_expr): Add FLAGS argument.
27421 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
27422 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
27423 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
27424 Formatting fix. Adjust recursive calls. For tcc_comparison,
27425 if swap_tree_comparison (code) is smaller than code, hash that
27426 and arguments in the other order. Hash CONVERT_EXPR the same
27427 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
27428 of ADDR_EXPR of decl as the decl itself. Add or remove
27429 OEP_ADDRESS_OF from recursive flags as needed. For
27430 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
27431 operands commutatively and only the third one normally.
27432 For internal CALL_EXPR hash in CALL_EXPR_IFN.
27434 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
27436 * config/rtems.h (LIB_SPEC): Add -latomic.
27438 2016-04-27 Joel Sherrill <joel@rtems.org>
27440 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
27441 xilink.ld and flags not relevant to RTEMS.
27443 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
27445 * toplev.c (backend_init_target): Avoid calling init_reload when using
27448 2016-04-26 Jakub Jelinek <jakub@redhat.com>
27450 * reorg.c (try_merge_delay_insns): Declare i and j inside the
27451 for loops rather than one for the whole function.
27453 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
27455 * match.pd (X + CST CMP X): New transformation.
27457 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
27459 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
27460 * fold-const.c (fold_binary_loc): Remove 2 transformations
27461 superseded by match.pd.
27462 * match.pd (x+x -> x*2): Generalize to integers.
27464 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
27466 * config/i386/i386.md (operation on memory peephole): Duplicate an
27467 existing peephole and adapt it to match lea rather than an operation
27470 PR rtl-optimization/57193
27471 * opts.c (default_options_table): Add OPT_frename_registers at -O2
27473 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
27475 2016-04-26 Bin Cheng <bin.cheng@arm.com>
27477 * tree-if-conv.c (any_pred_load_store): New static variable.
27478 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
27479 any_pred_load_store instead of and_mask_load_store.
27480 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
27481 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
27482 (combine_blocks, tree_if_conversion): Ditto.
27484 2016-04-26 Bin Cheng <bin.cheng@arm.com>
27486 PR tree-optimization/70771
27487 PR tree-optimization/70775
27488 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
27489 virtual PHI nodes. Delete parameter.
27490 (if_convertible_loop_p_1): Delete argument to above function.
27491 (predicate_all_scalar_phis): Delete code handling single-argument
27493 (tree_if_conversion): Mark and update virtual SSA.
27495 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
27498 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
27499 (x86_elf_aligned_common): Rename to ...
27500 (x86_elf_aligned_decl_common): ... this.
27501 Add decl arg. Switch to .lbss for largecomm object. Use
27502 LARGECOMM_SECTION_ASM_OP.
27503 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
27505 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
27506 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
27508 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
27509 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
27511 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
27514 * config/i386/i386.c (SECTION_LARGE): Define.
27515 (x86_64_elf_select_section): Set it for large data/bss sections.
27516 Only clear SECTION_WRITE for .lrodata.
27517 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
27519 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
27520 * varasm.c (default_elf_asm_named_section): Grow flagchars.
27521 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
27523 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
27524 * doc/tm.texi: Regenerate.
27526 2016-04-26 Jakub Jelinek <jakub@redhat.com>
27529 * configure.ac (--enable-checking): Document extra flag, for
27530 non-release builds default to --enable-checking=yes,extra.
27531 If misc checking and extra checking, define CHECKING_P to 2 instead
27533 * common.opt (fchecking=): Add.
27534 * doc/invoke.texi (-fchecking=): Document.
27535 * doc/install.texi: Document --enable-checking changes.
27536 * configure: Regenerated.
27537 * config.in: Regenerated.
27539 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
27541 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
27542 attribute instead of which_alternative.
27543 * config/i386/sse.md (*mov<mode>_internal): Ditto.
27544 Use EXT_REX_SSE_REG_P where appropriate.
27546 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
27548 * config/i386/predicates.md (const0_operand): Do not match
27549 const_wide_int code.
27550 (const1_operand): Ditto.
27552 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
27554 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
27555 for SSE constm1 operands and TARGET_AVX512VL.
27556 (*movti_internal): Ditto.
27557 (*mov<mode>_or): Use constm1_operand predicate.
27558 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
27559 for SSE vector_all_ones operands and TARGET_AVX512VL.
27560 * config/i386/predicates.md (constm1_operand): New predicate.
27561 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
27562 emission of constant -1 load.
27564 2016-04-25 Jason Merrill <jason@redhat.com>
27566 * gdbinit.in: Skip is-a.h.
27568 * attribs.c (register_scoped_attributes): Fix logic.
27569 * attribs.h: Declare register_scoped_attributes.
27571 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27573 * config/rs6000/rs6000-builtin.def: Correct pasto error for
27574 stxvd2x and stxvw4x built-in functions.
27576 2016-04-25 DJ Delorie <dj@redhat.com>
27578 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
27579 (ashrhi3): Likewise.
27580 (lshrhi3): Likewise.
27582 2016-04-25 Richard Biener <rguenther@suse.de>
27584 PR tree-optimization/70780
27585 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
27586 wasn't visited yet.
27587 (compute_antic): Mark blocks with abnormal preds as visited as
27588 they have a final empty antic-in solution already.
27590 2016-04-25 Michael Collison <michael.collison@linaro.org>
27592 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
27594 2016-04-25 Michael Collison <michael.collison@linaro.org>
27596 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
27597 mode is VQI to improve mixed mode vectorization.
27598 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
27599 define_insn to match low half of signed vaddw.
27600 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
27601 define_insn to match high half of signed vaddw.
27602 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
27603 define_insn to match low half of unsigned vaddw.
27604 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
27605 define_insn to match high half of unsigned vaddw.
27606 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
27607 (arm_simd_check_vect_par_cnst_half_p): Likewise.
27608 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
27610 (arm_simd_check_vect_par_cnst_half_p): Likewise.
27611 * config/arm/predicates.md (vect_par_constant_high): Support
27612 big endian and simplify by calling
27613 arm_simd_check_vect_par_cnst_half
27614 (vect_par_constant_low): Likewise.
27616 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
27618 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
27619 predicate for operand 2.
27621 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
27622 H.J. Lu <hongjiu.lu@intel.com>
27624 * config/i386/i386-protos.h (standard_sse_constant_p): Add
27625 machine_mode argument.
27626 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
27627 constm1_rtx operands. For VOIDmode constants, get mode from
27628 pred_mode. Check mode size if the mode is supported by ABI.
27629 (standard_sse_constant_opcode): Do not use standard_constant_p.
27630 Strictly check ABI support for all-ones operands.
27631 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
27632 immediates. Update calls to standard_sse_constant_p.
27633 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
27634 (ix86_rtx_costs): Ditto.
27635 * config/i386/i386.md (*movxi_internal_avx512f): Use
27636 nonimmediate_or_sse_const_operand instead of vector_move_operand.
27637 Use (v,BC) alternative instead of (v,C). Use register_operand
27638 checks instead of MEM_P.
27639 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
27640 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
27641 isa attribute. Use register_operand checks instead of MEM_P.
27642 (*movti_internal): Use nonimmediate_or_sse_const_operand for
27643 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
27644 alternative and corresponding sse2 isa attribute.
27645 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
27646 to standard_sse_constant_p.
27647 (FP constant splitters): Ditto.
27648 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
27650 * config/i386/predicates.md (constm1_operand): Remove.
27651 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
27652 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
27653 vector_all_ones_operand instead of constm1_operand.
27655 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
27657 * print-rtl.c (print_rtx_insn_vec): New function.
27658 * print-rtl.h: New prototype.
27659 * store-motion.c (struct st_expr): Make avail_stores a vector.
27660 (st_expr_entry): Adjust.
27661 (free_st_expr_entry): Likewise.
27662 (print_store_motion_mems): Likewise.
27663 (find_moveable_store): Likewise.
27664 (compute_store_table): Likewise.
27665 (delete_store): Likewise.
27666 (build_store_vectors): Likewise.
27668 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
27670 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
27672 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
27674 * vec.h (vec_safe_contains): New function.
27675 (vec::contains): Likewise.
27676 (vec::begin): Likewise.
27677 (vec::end): Likewise.
27679 2016-04-23 Jakub Jelinek <jakub@redhat.com>
27682 * cfgexpand.c (expand_stack_vars): Fix typo.
27684 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
27686 * system.h (list, map, set, vector): Include conditionally.
27687 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
27688 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
27689 * ipa-icf.c (INCLUDE_LIST): Define.
27690 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
27691 * config/sh/sh.c (INCLUDE_VECTOR): Define.
27692 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
27693 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
27694 * cp/logic.cc (INCLUDE_LIST): Define.
27695 * fortran/trans-common.c (INCLUDE_MAP): Define.
27697 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
27699 * auto-profile.c: Remove <string.h> include.
27700 * ipa-icf-gimple.c: Remove <list> include.
27701 * diagnostic.c: Remove <new> include.
27702 * genmatch.c: Likewise.
27703 * pretty-print.c: Likewise.
27704 * toplev.c: Likewise
27705 * c/c-objc-common.c: Likewise.
27706 * cp/error.c: Likewise.
27707 * fortran/error.c: Likewise.
27709 2016-04-22 Richard Biener <rguenther@suse.de>
27711 * lto-streamer-in.c (input_ssa_names): Do not allocate
27712 GIMPLE_NOP for all SSA names.
27713 * lto-streamer-out.c (output_ssa_names): Do not output
27714 SSA names that should have been released.
27716 2016-04-22 Richard Biener <rguenther@suse.de>
27718 PR tree-optimization/70740
27719 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
27722 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
27725 * config/i386/predicates.md (call_insn_operand): Replace
27726 sibcall_memory_operand with memory_operand.
27728 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
27730 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
27731 has_single_use() tests.
27732 (register_edge_assert_for_1): Likewise.
27733 (find_assert_locations_1): Check the liveness bitmap instead of
27734 checking has_single_use().
27736 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
27739 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
27740 Extract AVX-512BW constraint from AVX.
27742 2016-04-21 Richard Biener <rguenther@suse.de>
27744 PR tree-optimization/70725
27745 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
27746 for phi_convertible_by_degenerating_args.
27747 (predicate_all_scalar_phis): Handle single-argument PHIs.
27749 2016-04-21 Richard Biener <rguenther@suse.de>
27751 PR middle-end/70747
27752 * fold-const.c (fold_comparison): Return properly typed
27755 2016-04-21 Bin Cheng <bin.cheng@arm.com>
27757 PR tree-optimization/70715
27758 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
27759 after expanding BASE using expand_simple_operations.
27761 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
27763 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
27764 New transformations.
27766 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
27768 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
27770 2016-04-20 Jan Hubicka <jh@suse.cz>
27772 * ipa-inline.c (can_inline_edge_p): Pass caller info to
27773 ultiimate_alias_target.
27774 (update_callee_keys): Likewise.
27775 (lookup_recursive_calls): Likewise.
27776 (speculation_useful_p): Likewise.
27778 2016-04-20 Jan Hubicka <jh@suse.cz>
27781 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
27782 (set_nothrow_flag_1): ... this; handle interposition correctly;
27783 recurse on aliases and thunks.
27784 (cgraph_node::set_nothrow_flag): New.
27785 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
27786 functions compiled with non-call exceptions that binds to current
27788 (propagate_nothrow): Be safe WRT interposition.
27789 * cgraph.h (set_nothrow_flag): Update prototype.
27791 2016-04-18 Jan Hubicka <jh@suse.cz>
27793 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
27794 max_loop_iterations_int.
27795 (tree_unswitch_outer_loop): Likewise.
27797 2016-04-20 Bin Cheng <bin.cheng@arm.com>
27799 PR tree-optimization/69489
27800 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
27801 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
27802 Revise dump message.
27803 (if_convertible_bb_p): Remove check on edge count of basic block's
27806 2016-04-20 Bin Cheng <bin.cheng@arm.com>
27808 PR tree-optimization/56625
27809 PR tree-optimization/69489
27810 * tree-data-ref.h (DR_INNERMOST): New macro.
27811 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
27812 hashing struct innermost_loop_behavior.
27813 (ref_DR_map): Remove.
27814 (innermost_DR_map): New map.
27815 (baseref_DR_map): Revise comment.
27816 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
27817 to innermost_DR_map accroding to its innermost loop behavior.
27818 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
27819 to its innermost loop behavior.
27820 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
27821 Add initialization for innermost_DR_map. Record memory reference
27822 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
27823 have innermost loop behavior.
27824 (if_convertible_loop_p): Remove release for ref_DR_map. Release
27827 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
27829 * config/i386/i386.md (*lea<mode>_general_1): Rename from
27830 *lea_general_1. Use explicit SWI12 mode interator.
27831 (*lea<mode>_general_2): Rename from *lea_general_2.
27832 Use explicit SWI12 mode interator.
27833 (*lea<mode>_general_3): Rename from *lea_general_3.
27834 Use explicit SWI12 mode interator.
27835 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
27836 Use explicit SWI12 mode interator.
27837 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
27838 Use explicit SWI48 mode interator.
27840 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
27842 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
27843 Short-cut unaligned load and store cases. Handle all integer
27845 (ix86_expand_vector_move_misalign): Short-cut unaligned load
27846 and store cases. Call ix86_avx256_split_vector_move_misalign
27847 directly without checking mode class.
27849 2016-04-20 Andrew Pinski <apinski@cavium.com>
27850 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27853 * config/aarch64/aarch64.md (sibcall): Force call
27854 address to be DImode for ILP32.
27855 (sibcall_value): Likewise.
27857 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
27859 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
27861 2016-04-20 Richard Biener <rguenther@suse.de>
27863 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
27864 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
27865 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
27866 (maybe_push_res_to_seq): Adjust.
27867 * gimple-fold.c (maybe_build_generic_op): Likewise.
27869 2016-04-20 Marek Polacek <polacek@redhat.com>
27871 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
27874 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
27876 * config/i386/sse.md (vec_unpacks_lo_hi): Always
27877 use kmovw to support AVX512F target.
27879 2016-04-20 Bin Cheng <bin.cheng@arm.com>
27881 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
27883 2016-04-20 Marek Polacek <polacek@redhat.com>
27885 PR tree-optimization/70725
27886 * tree-if-conv.c (is_false_predicate): New function.
27887 (predicate_mem_writes): Use it.
27889 2016-04-20 Richard Biener <rguenther@suse.de>
27891 PR tree-optimization/70726
27892 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
27893 shift amounts from a pattern stmt operand.
27895 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
27898 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
27899 stack_restore_from_fpr pattern when restoring r15.
27900 (s390_optimize_prologue): Strip away the memory barrier in the
27901 parallel when trying to get rid of restore insns.
27902 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
27903 definition for loading the stack pointer from an FPR. Compared to
27904 the normal move insn this pattern includes a full memory barrier.
27906 2016-04-19 Jakub Jelinek <jakub@redhat.com>
27908 PR middle-end/70680
27909 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
27910 implicitly linear or lastprivate iterator on the outer context.
27912 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
27914 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
27916 * config/i386/i386.md (ssememalign): Removed.
27917 * config/i386/sse.md: Remove ssememalign attribute from patterns.
27919 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
27922 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
27923 const short * to __builtin_ia32_loaddquhi512_mask.
27924 (_mm512_maskz_loadu_epi16): Likewise.
27925 (_mm512_mask_storeu_epi16): Pass short * to
27926 __builtin_ia32_storedquhi512_mask.
27927 (_mm512_mask_loadu_epi8): Pass const char * to
27928 __builtin_ia32_loaddquqi512_mask.
27929 (_mm512_maskz_loadu_epi8): Likewise.
27930 (_mm512_mask_storeu_epi8): Pass char * to
27931 __builtin_ia32_storedquqi512_mask.
27932 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
27933 const double * to __builtin_ia32_loadupd512_mask.
27934 (_mm512_mask_loadu_pd): Likewise.
27935 (_mm512_maskz_loadu_pd): Likewise.
27936 (_mm512_storeu_pd): Pass double * to
27937 __builtin_ia32_storeupd512_mask.
27938 (_mm512_mask_storeu_pd): Likewise.
27939 (_mm512_loadu_ps): Pass const float * to
27940 __builtin_ia32_loadups512_mask.
27941 (_mm512_mask_loadu_ps): Likewise.
27942 (_mm512_maskz_loadu_ps): Likewise.
27943 (_mm512_storeu_ps): Pass float * to
27944 __builtin_ia32_storeups512_mask.
27945 (_mm512_mask_storeu_ps): Likewise.
27946 (_mm512_mask_loadu_epi64): Pass const long long * to
27947 __builtin_ia32_loaddqudi512_mask.
27948 (_mm512_maskz_loadu_epi64): Likewise.
27949 (_mm512_mask_storeu_epi64): Pass long long *
27950 to __builtin_ia32_storedqudi512_mask.
27951 (_mm512_loadu_si512): Pass const int * to
27952 __builtin_ia32_loaddqusi512_mask.
27953 (_mm512_mask_loadu_epi32): Likewise.
27954 (_mm512_maskz_loadu_epi32): Likewise.
27955 (_mm512_storeu_si512): Pass int * to
27956 __builtin_ia32_storedqusi512_mask.
27957 (_mm512_mask_storeu_epi32): Likewise.
27958 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
27959 char * to __builtin_ia32_storedquqi256_mask.
27960 (_mm_mask_storeu_epi8): Likewise.
27961 (_mm256_mask_loadu_epi16): Pass const short * to
27962 __builtin_ia32_loaddquhi256_mask.
27963 (_mm256_maskz_loadu_epi16): Likewise.
27964 (_mm_mask_loadu_epi16): Pass const short * to
27965 __builtin_ia32_loaddquhi128_mask.
27966 (_mm_maskz_loadu_epi16): Likewise.
27967 (_mm256_mask_loadu_epi8): Pass const char * to
27968 __builtin_ia32_loaddquqi256_mask.
27969 (_mm256_maskz_loadu_epi8): Likewise.
27970 (_mm_mask_loadu_epi8): Pass const char * to
27971 __builtin_ia32_loaddquqi128_mask.
27972 (_mm_maskz_loadu_epi8): Likewise.
27973 (_mm256_mask_storeu_epi16): Pass short * to.
27974 __builtin_ia32_storedquhi256_mask.
27975 (_mm_mask_storeu_epi16): Pass short * to.
27976 __builtin_ia32_storedquhi128_mask.
27977 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
27978 const double * to __builtin_ia32_loadupd256_mask.
27979 (_mm256_maskz_loadu_pd): Likewise.
27980 (_mm_mask_loadu_pd): Pass onst double * to
27981 __builtin_ia32_loadupd128_mask.
27982 (_mm_maskz_loadu_pd): Likewise.
27983 (_mm256_mask_storeu_pd): Pass double * to
27984 __builtin_ia32_storeupd256_mask.
27985 (_mm_mask_storeu_pd): Pass double * to
27986 __builtin_ia32_storeupd128_mask.
27987 (_mm256_mask_loadu_ps): Pass const float * to
27988 __builtin_ia32_loadups256_mask.
27989 (_mm256_maskz_loadu_ps): Likewise.
27990 (_mm_mask_loadu_ps): Pass const float * to
27991 __builtin_ia32_loadups128_mask.
27992 (_mm_maskz_loadu_ps): Likewise.
27993 (_mm256_mask_storeu_ps): Pass float * to
27994 __builtin_ia32_storeups256_mask.
27995 (_mm_mask_storeu_ps): ass float * to
27996 __builtin_ia32_storeups128_mask.
27997 (_mm256_mask_loadu_epi64): Pass const long long * to
27998 __builtin_ia32_loaddqudi256_mask.
27999 (_mm256_maskz_loadu_epi64): Likewise.
28000 (_mm_mask_loadu_epi64): Pass const long long * to
28001 __builtin_ia32_loaddqudi128_mask.
28002 (_mm_maskz_loadu_epi64): Likewise.
28003 (_mm256_mask_storeu_epi64): Pass long long * to
28004 __builtin_ia32_storedqudi256_mask.
28005 (_mm_mask_storeu_epi64): Pass long long * to
28006 __builtin_ia32_storedqudi128_mask.
28007 (_mm256_mask_loadu_epi32): Pass const int * to
28008 __builtin_ia32_loaddqusi256_mask.
28009 (_mm256_maskz_loadu_epi32): Likewise.
28010 (_mm_mask_loadu_epi32): Pass const int * to
28011 __builtin_ia32_loaddqusi128_mask.
28012 (_mm_maskz_loadu_epi32): Likewise.
28013 (_mm256_mask_storeu_epi32): Pass int * to
28014 __builtin_ia32_storedqusi256_mask.
28015 (_mm_mask_storeu_epi32): Pass int * to
28016 __builtin_ia32_storedqusi128_mask.
28017 * config/i386/i386-builtin-types.def (PCSHORT): New.
28018 (PINT64): Likewise.
28019 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
28020 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
28021 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
28022 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
28023 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
28024 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
28025 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
28026 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
28027 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
28028 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
28029 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
28030 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
28031 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
28032 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
28033 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
28034 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
28035 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
28036 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
28037 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
28038 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
28039 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
28040 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
28041 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
28042 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
28043 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
28044 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
28045 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
28046 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
28047 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
28048 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
28049 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
28050 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
28051 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
28052 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
28053 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
28054 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
28055 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
28056 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
28057 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
28058 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
28059 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
28060 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
28061 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
28062 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
28063 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
28064 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
28065 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
28066 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
28067 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
28069 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
28070 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
28072 (ix86_expand_vector_move_misalign): Likewise.
28073 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
28074 to scalar function prototype for unaligned load/store builtins.
28075 (ix86_expand_special_args_builtin): Updated.
28076 * config/i386/sse.md (UNSPEC_LOADU): Removed.
28077 (UNSPEC_STOREU): Likewise.
28078 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
28079 (VI_ULOADSTORE_F_AVX512VL): Likewise.
28080 (ssescalarsize): Handle V4TI, V2TI and V1TI.
28081 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
28082 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
28083 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
28084 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
28085 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
28086 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
28087 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
28088 (<avx512>_storedqu<mode>_mask): Likewise.
28089 (*sse4_2_pcmpestr_unaligned): Likewise.
28090 (*sse4_2_pcmpistr_unaligned): Likewise.
28091 (*mov<mode>_internal): Renamed to ...
28092 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
28093 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
28094 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
28095 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
28097 2016-04-19 Richard Biener <rguenther@suse.de>
28099 PR tree-optimization/70171
28100 * tree-ssa-phiprop.c: Include stor-layout.h.
28101 (phiprop_insert_phi): Handle the aggregate copy case.
28102 (propagate_with_phi): Likewise.
28104 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
28106 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
28107 instead of simplify_gen_subreg (... , 0).
28108 (ix86_delegitimize_address): Ditto.
28109 (ix86_split_divmod): Ditto.
28110 (ix86_split_copysign_const): Ditto.
28111 (ix86_split_copysign_var): Ditto.
28112 (ix86_expand_args_builtin): Ditto.
28113 (ix86_expand_round_builtin): Ditto.
28114 (ix86_expand_special_args_builtin): Ditto.
28115 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
28116 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
28117 (udivmodqi4): Ditto.
28118 (absneg splitters): Ditto.
28119 (*jcc_bt<mode>_1): Ditto.
28121 2016-04-19 Richard Biener <rguenther@suse.de>
28123 PR tree-optimization/70724
28124 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
28125 restoring out from ...
28126 (free_scc_vn): ... here.
28127 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
28128 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
28130 (pass_fre::execute): Restore SSA info.
28132 2016-04-19 Richard Biener <rguenther@suse.de>
28134 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
28135 * gimple-walk.c (walk_gimple_op): Initialize it.
28136 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
28137 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
28138 remapping SSA names of defs.
28139 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
28142 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
28144 PR middle-end/70689
28145 * lra-constraints.c (equiv_substition_p): New.
28146 (process_alt_operands): Use it.
28147 (swap_operands): Swap it.
28148 (curr_insn_transform): Update it.
28150 2016-04-18 Michael Matz <matz@suse.de>
28152 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
28153 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
28154 * tree-core.h (tree_type_common.align): Use bit-field.
28155 (tree_type_common.spare): New.
28156 (tree_decl_common.off_align): Make smaller.
28157 (tree_decl_common.align): Use bit-field.
28159 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
28160 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
28161 (scan_sharing_clauses): Ditto.
28162 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
28163 (omp_finish_file): Ditto.
28164 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
28165 (layout_decl): Ditto.
28166 (relayout_decl): Ditto.
28167 (finalize_record_size): Use SET_TYPE_ALIGN.
28168 (finalize_type_size): Ditto.
28169 (finish_builtin_struct): Ditto.
28170 (layout_type): Ditto.
28171 (initialize_sizetypes): Ditto.
28172 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
28173 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
28174 (lookup_field_for_decl): Use SET_DECL_ALIGN.
28175 (get_chain_field): Ditto.
28176 (get_trampoline_type): Ditto.
28177 (get_nl_goto_field): Ditto.
28178 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
28180 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
28181 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
28182 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
28183 (build_qualified_type): Use SET_TYPE_ALIGN.
28184 (build_aligned_type, build_range_type_1): Ditto.
28185 (build_atomic_base): Ditto.
28186 (build_common_tree_nodes): Ditto.
28187 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
28188 (expand_one_stack_var_at): Ditto.
28189 * coverage.c (build_var): Use SET_DECL_ALIGN.
28190 * except.c (init_eh): Ditto.
28191 * function.c (assign_parm_setup_block): Ditto.
28192 * symtab.c (increase_alignment_1): Ditto.
28193 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
28194 * tree-vect-stmts.c (ensure_base_align): Ditto.
28195 * varasm.c (align_variable): Ditto.
28196 (assemble_variable): Ditto.
28197 (build_constant_desc): Ditto.
28198 (output_constant_def_contents): Ditto.
28200 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
28201 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
28202 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
28203 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
28204 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
28206 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
28209 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
28210 replace %vmovsd with "%vmovq".
28211 (vec_concatv2df): Likewise.
28213 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
28215 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
28216 (*vec_extractv2si_0): Ditto.
28217 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
28218 (zero_extended_scalar_load_operand splitters): Ditto.
28219 (vec_extract splitters): Ditto.
28220 (*vec_extractv4si_0_zext): Ditto.
28221 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
28222 and lowpart_subreg.
28223 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
28224 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
28225 (*sse4_1_extractps): Use lowpart_subreg.
28226 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
28228 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
28230 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
28232 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
28233 Mention Solaris 11 packaging changes.
28234 Update gas and gld requirements.
28235 Remove reference to pre-Solaris 10 bug.
28236 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
28238 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
28241 2016-04-17 Jan Hubicka <jh@suse.cz>
28243 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
28244 max_loop_iterations_int.
28246 2016-04-18 Richard Biener <rguenther@suse.de>
28248 PR tree-optimization/43434
28249 * tree-ssa-structalias.c (struct vls_data): New.
28250 (visit_loadstore): Handle all pointer-based accesses.
28251 (compute_dependence_clique): Compute a bitmap of restrict tags
28252 assigned bases and pass it to visit_loadstore.
28254 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
28257 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
28258 armv8.1-a and armv8.1-a+crc.
28260 2016-04-18 Richard Biener <rguenther@suse.de>
28262 PR tree-optimization/70701
28263 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
28264 references after translating through a memcpy.
28266 2016-04-18 Richard Biener <rguenther@suse.de>
28268 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
28269 (compute_antic): ... here. For partial antic use regular
28270 postorder and scrap iteration.
28271 (compute_partial_antic_aux): Remove unused return value.
28272 (init_pre): Do not allocate postorder.
28273 (fini_pre): Do not free postorder.
28275 2016-04-18 Richard Biener <rguenther@suse.de>
28277 PR middle-end/37870
28278 * expmed.c (extract_bit_field_1): Remove broken case
28279 using a wider MODE_INT mode.
28281 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
28283 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
28284 unless compiling with at least GCC-4.8.
28286 2016-04-17 Jan Hubicka <jh@suse.cz>
28289 * graphite.c (graphite_finalize): Update call to
28290 tree_estimate_probability.
28291 * predict.h (tree_estimate_probability): Update prototype.
28293 2016-04-17 Jan Hubicka <jh@suse.cz>
28295 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
28296 (tree_estimate_probability): Likewise.
28297 (pass_profile::execute): Update.
28298 (report_predictor_hitrates): New function.
28299 * profile.c (compute_branch_probabilities): Use it.
28300 * predict.h (report_predictor_hitrates): Declare.
28302 2016-04-17 Jan Hubicka <jh@suse.cz>
28305 * cgraph.h (cgraph_node::set_const_flag,
28306 cgraph_node::set_pure_flag): Update prototype to return bool;
28308 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
28309 of interposable symbol are interposable, too.
28310 (cgraph_set_const_flag_1): Rename to ...
28311 (set_const_flag_1): ... this one; change to self recursive function
28312 instead of call_for_symbol_thunks_and_aliases. Handle correctly
28313 clearnig the flag in all variants and also virtual thunks of const
28314 functions are pure; track if any change was done.
28315 (cgraph_node::set_const_flag): Update.
28316 (struct set_pure_flag_info): New struct.
28317 (cgraph_set_pure_flag_1): Rename to ...
28318 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
28319 rather than pointer encoded flags; track if any changes was done;
28320 handle correctly clearning flag and setting flag of aliases already
28322 (cgraph_node::set_pure_flag): Update.
28323 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
28325 2016-04-17 Tom de Vries <tom@codesourcery.com>
28328 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
28329 backslash in label.
28331 2016-04-17 Tom de Vries <tom@codesourcery.com>
28333 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
28334 '{}<> ' as escape-for-record.
28336 2016-04-17 Tom de Vries <tom@codesourcery.com>
28338 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
28341 2016-04-17 Tom de Vries <tom@codesourcery.com>
28344 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
28345 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
28346 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
28347 * passes.c (finish_optimization_passes): Only call
28348 finish_graph_dump_file if dfi->graph_dump_initialized.
28349 (execute_function_dump, pass_init_dump_file): Use
28350 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
28352 2016-04-17 Tom de Vries <tom@codesourcery.com>
28354 PR tree-optimization/70256
28355 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
28356 (debug_varmap): New function.
28358 2016-04-17 Tom de Vries <tom@codesourcery.com>
28361 * passes.c (pass_manager::register_pass): Propagate pflags.
28363 2016-04-17 Tom de Vries <tom@codesourcery.com>
28366 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
28367 * passes.c (pass_manager::pass_manager): Declare and init p_start in
28368 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
28369 check if it's equal to p_start.
28370 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
28372 2016-04-15 Jan Hubicka <jh@suse.cz>
28375 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
28376 function does not bind to current def.
28377 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
28378 handle conservatively calls to functions that does not need to bind
28380 (check_call): Update call of worse_state.
28381 (ignore_edge_for_nothrow): Update.
28382 (ignore_edge_for_pure_const): Likewise.
28383 (propagate_pure_const): Update calls to worse_state.
28384 (skip_function_for_local_pure_const): Reformat comments.
28386 2016-04-15 Jan Hubicka <jh@suse.cz>
28389 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
28390 (cgraph_node::function_symbol): Likewise.
28391 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
28392 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
28393 (symtab_node::ultimate_alias_target): Add REF parameter.
28394 (symtab_node::binds_to_current_def_p): Declare.
28395 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
28396 (cgraph_node::function_symbol): Likewise.
28397 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
28398 (cgraph_node::get_availability): Likewise.
28399 (cgraph_edge::binds_to_current_def_p): New inline function.
28400 (varpool_node::get_availability): Add REF parameter.
28401 (varpool_node::ultimate_alias_target): Likewise.
28402 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
28403 (symtab_node::binds_to_current_def_p): Likewise.
28404 * varpool.c (varpool_node::get_availability): Likewise.
28406 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
28409 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
28410 Fix mode size check.
28412 2016-04-15 Jakub Jelinek <jakub@redhat.com>
28414 * BASE-VER: Set to 7.0.0.
28416 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
28418 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
28420 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28422 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
28423 architecture revisions.
28425 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
28427 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
28428 * config/i386/i386.c (ix86_using_red_zone): No longer static.
28429 * config/i386/i386.md (stack decrement to push peepholes): Guard
28430 with !x86_using_red_zone ().
28432 2016-04-15 Jakub Jelinek <jakub@redhat.com>
28435 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
28436 to dump_generic_node.
28437 (NIY): Pass also flags to do_niy.
28439 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
28441 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
28442 (simd_clone_vector_of_formal_parm_types)
28443 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
28444 (simd_clone_mangle, simd_clone_create)
28445 (simd_clone_adjust_return_type, create_tmp_simd_array)
28446 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
28447 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
28448 (ipa_simd_modify_function_body, simd_clone_linear_addend)
28449 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
28450 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
28451 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
28452 * omp-simd-clone.c: ... this new file.
28453 (simd_clone_vector_of_formal_parm_types): Make it static.
28454 * Makefile.in (OBJS): Add omp-simd-clone.o.
28456 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
28459 * config/i386/sse.md: Use proper memory operand modifiers.
28462 2016-04-15 Richard Biener <rguenther@suse.de>
28463 Alan Modra <amodra@gmail.com>
28465 PR tree-optimization/70130
28466 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
28467 when alignment stays not the same and no not use the realign
28470 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
28473 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
28474 direct move handlers for KFmode. Change TFmode handlers test from
28475 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
28477 2016-04-14 Jakub Jelinek <jakub@redhat.com>
28480 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
28481 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
28482 (inlined_polymorphic_ctor_dtor_block_p): Use it.
28483 * tree-ssa-live.c (remove_unused_scope_block_p): When
28484 in_ctor_dtor_block, avoid discarding not just BLOCKs with
28485 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
28486 block_ultimate_origin is FUNCTION_DECL.
28487 (remove_unused_locals): If current_function_decl is
28488 polymorphic_ctor_dtor_p, pass initial true to
28489 remove_unused_scope_block_p' is_ctor_dtor_block.
28491 2016-04-14 Martin Sebor <msebor@redhat.com>
28496 * doc/extend.texi (Variable Length): Revert.
28498 2016-04-14 Marek Polacek <polacek@redhat.com>
28499 Jan Hubicka <hubicka@ucw.cz>
28502 * tree.c (verify_type): Disable the canonical type of main variant
28505 2016-04-14 Jason Merrill <jason@redhat.com>
28507 * cfgexpand.c, expr.c: Revert previous change.
28509 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
28511 PR middle-end/70643
28512 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
28513 when building a mem ref for the incoming reduction variable.
28515 2016-04-14 Richard Biener <rguenther@suse.de>
28517 PR tree-optimization/70614
28518 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
28519 loop if the evolution dropped to chrec_dont_know.
28520 (interpret_condition_phi): Likewise.
28522 2016-04-14 Richard Biener <rguenther@suse.de>
28524 PR tree-optimization/70623
28525 * tree-ssa-pre.c (changed_blocks): Make global ...
28526 (compute_antic): ... local here. Move and fix worklist
28527 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
28528 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
28529 worklist handling, dump when ANTIC_IN changed.
28530 (compute_partial_antic_aux): Remove worklist handling.
28531 (init_pre): Do not compute post dominators. Add a comment about
28532 the CFG order chosen.
28533 (fini_pre): Do not free post dominators.
28535 2016-04-13 Martin Sebor <msebor@redhat.com>
28540 * doc/extend.texi (Variable Length): Document C++ specifics.
28542 2016-04-13 Jakub Jelinek <jakub@redhat.com>
28545 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
28546 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
28547 eh edges have been purged.
28550 * tree-sra.c (create_access_replacement,
28551 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
28553 * tree-pretty-print.c (dump_fancy_name): New function.
28554 (dump_decl_name, dump_generic_node): Use it.
28556 2016-04-13 Jason Merrill <jason@redhat.com>
28558 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
28559 * expr.c (expand_expr_real_1): Likewise.
28561 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
28563 * config/i386/i386.md (kunpckhi): Swap operands.
28564 (kunpcksi): Likewise.
28565 (kunpckdi): Likewise.
28566 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
28567 (vec_pack_trunc_<mode>): Likewise.
28569 2016-04-13 Jakub Jelinek <jakub@redhat.com>
28572 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
28574 PR middle-end/70633
28575 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
28576 gimplification turns some element into non-constant.
28579 * rtl.h (convert_memory_address_addr_space_1): New prototype.
28580 * explow.c (convert_memory_address_addr_space_1): No longer static,
28581 add NO_EMIT argument and don't call convert_modes if true, pass
28582 it down recursively, remove break after return.
28583 (convert_memory_address_addr_space): Adjust caller.
28584 * simplify-rtx.c (simplify_unary_operation_1): Call
28585 convert_memory_address_addr_space_1 instead of convert_memory_address,
28586 if it returns NULL, don't simplify.
28588 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
28591 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
28593 2016-04-12 Jakub Jelinek <jakub@redhat.com>
28595 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
28596 Bump the upper SIMDLEN limits, so that if the return type or
28597 characteristic type if the return type is void can be passed in
28598 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
28601 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
28604 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
28605 Do not use "=" constraint on an input constraint.
28606 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
28607 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
28608 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
28609 generates (neg (abs ...)) instead of (abs ...).
28611 2016-04-12 Jakub Jelinek <jakub@redhat.com>
28613 PR rtl-optimization/70596
28614 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
28615 just invalidate LRA data and reset them. Adjust dump wording.
28617 2016-04-12 Martin Liska <mliska@suse.cz>
28620 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
28622 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
28624 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
28625 max_loop_iterations_int.
28626 (tree_unswitch_outer_loop): Likewise.
28627 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
28628 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
28630 2016-04-12 Tom de Vries <tom@codesourcery.com>
28632 PR tree-optimization/68756
28633 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
28634 instead of new_name.
28636 2016-04-12 Jakub Jelinek <jakub@redhat.com>
28638 PR tree-optimization/70602
28639 * tree-sra.c (generate_subtree_copies): Don't write anything into
28640 constant pool decls.
28642 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
28643 regardless whether there are depend clauses or not.
28645 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
28648 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
28649 target attribute and pragma from changing the -mfloat128
28650 and -mfloat128-hardware options.
28652 * doc/extend.texi (Additional Floating Types): Document PowerPC
28653 __float128 restrictions.
28655 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
28658 * config/aarch64/driver-aarch64.c
28659 (aarch64_get_extension_string_for_isa_flags): New.
28660 (arch_extension): Rename to...
28661 (aarch64_arch_extension): ...This.
28662 (ext_to_feat_string): Rename to...
28663 (aarch64_extensions): ...This.
28664 (aarch64_core_data): Keep track of architecture extension flags.
28665 (cpu_data): Rename to...
28666 (aarch64_cpu_data): ...This.
28667 (aarch64_arch_driver_info): Keep track of architecture extension
28669 (get_arch_name_from_id): Rename to...
28670 (get_arch_from_id): ...This, change return type.
28671 (host_detect_local_cpu): Update and reformat for renames, handle
28672 extensions through common infrastructure.
28674 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
28677 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
28678 track of a canonical flag name.
28679 (all_extensions): Likewise.
28680 (arch_to_arch_name): Also track extension flags enabled by the arch.
28681 (all_architectures): Likewise.
28682 (aarch64_parse_extension): Move to here.
28683 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
28685 (aarch64_rewrite_selected_cpu): Update for above change.
28686 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
28687 are handled, such that the single explicit value enabled by an
28688 extension is kept seperate from the implicit values it also enables.
28689 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
28691 (aarch64_parse_extension): New.
28692 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
28693 here to config/aarch64/aarch64-protos.h.
28694 (aarch64_parse_extension): Move from here to
28695 common/config/aarch64/aarch64-common.c.
28696 (aarch64_option_print): Update.
28697 (aarch64_declare_function_name): Likewise.
28698 (aarch64_start_file): Likewise.
28699 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
28700 the canonical flag for extensions.
28701 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
28704 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
28706 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
28709 2016-04-09 Tom de Vries <tom@codesourcery.com>
28711 PR tree-optimization/68953
28712 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
28713 first to last subscript.
28715 2016-04-09 Jakub Jelinek <jakub@redhat.com>
28717 PR tree-optimization/70586
28718 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
28721 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
28725 PR tree-optimization/70373
28726 PR middle-end/70533
28727 PR middle-end/70534
28728 PR middle-end/70535
28729 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
28730 clauses for acc parallel reductions as necessary. Error on those
28732 * omp-low.c (scan_sharing_clauses): Don't install variables which
28733 are used in acc parallel reductions.
28734 (lower_rec_input_clauses): Remove dead code.
28735 (lower_oacc_reductions): Add support for reference reductions.
28736 (lower_reduction_clauses): Remove dead code.
28737 (lower_omp_target): Don't remap variables appearing in acc parallel
28739 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
28741 2016-04-08 Jakub Jelinek <jakub@redhat.com>
28743 PR middle-end/70593
28744 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
28745 with multiple SSA_NAME defs, force the outputs other than first
28746 to be live before calling live_track_process_def on each output.
28748 PR rtl-optimization/70574
28749 * fwprop.c (forward_propagate_and_simplify): Don't add
28750 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
28751 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
28752 paradoxical subregs within *loc.
28754 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
28756 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
28757 -ftree-parallelize-loops={0,1}.
28758 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
28759 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
28760 * config/ia64/hpux.h (LIB_SPEC): Likewise.
28761 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
28762 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
28764 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
28767 * asan.c (instrument_derefs): If we get unknown location, extract it
28768 with EXPR_LOCATION.
28769 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
28771 2016-04-08 Tom de Vries <tom@codesourcery.com>
28773 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
28774 implicit firstprivate clause.
28776 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28779 * config/arm/thumb2.md (tst + branch-> lsls + branch
28780 peephole below *orsi_not_shiftsi_si): Require that condition
28781 register is dead after the peephole.
28782 (second peephole after the above): Likewise.
28784 2016-04-08 Alan Modra <amodra@gmail.com>
28787 * builtins.c (fold_builtin_classify): For IBM extended precision,
28788 look at just the high-order double to test for NaN.
28789 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
28790 test just the high double for Inf but both doubles for subnormal
28793 2016-04-07 Jakub Jelinek <jakub@redhat.com>
28795 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
28796 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
28797 node->simdclone->mask_mode != VOIDmode masks.
28798 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
28799 earlier, use it instead of node->simdclone.
28800 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
28801 Set clonei->mask_mode.
28803 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
28806 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
28807 Pass it through to cp_parser_already_scoped_statement.
28808 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
28809 it through to cp_parser_statement.
28810 (cp_parser_statement): Pass IF_P through to
28811 cp_parser_iteration_statement.
28812 (cp_parser_pragma): Adjust call to
28813 cp_parser_iteration_statement.
28815 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
28818 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
28819 resolve a future -Wparentheses warning.
28820 * omp-low.c (scan_sharing_clauses): Likewise.
28821 * tree-parloops.c (eliminate_local_variables): Likewise.
28823 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
28825 PR rtl-optimization/70398
28826 * lra-constraints.c (process_address_1): Check zero scale and code
28827 for reloading with zero scale.
28829 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
28831 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
28832 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
28834 2016-04-06 Jakub Jelinek <jakub@redhat.com>
28836 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
28837 Add support for AVX512F clones, include them by default for
28838 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
28839 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
28842 PR middle-end/70550
28843 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
28844 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
28845 firstprivate clauses.
28846 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
28847 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
28848 (lower_omp_target): Set TREE_NO_WARNING for
28849 non-addressable possibly uninitialized vars which are copied into
28850 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
28852 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
28854 * config/pa/predicates.md (integer_store_memory_operand): Accept
28855 REG+D operands with a large offset when reload_in_progress is true.
28856 (floating_point_store_memory_operand): Likewise.
28858 2016-04-05 Jakub Jelinek <jakub@redhat.com>
28861 * match.pd (nested int casts): Limit to GIMPLE.
28863 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
28866 * ipa-devirt.c (maybe_record_node): Fix comment; use
28867 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
28869 2016-04-05 Jakub Jelinek <jakub@redhat.com>
28871 PR rtl-optimization/70542
28872 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
28873 if there are any uses other than insn or debug insns.
28875 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
28876 Jakub Jelinek <jakub@redhat.com>
28878 PR tree-optimization/70509
28879 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
28880 Shift HOST_WIDE_INT_1U instead of 1.
28882 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
28884 PR tree-optimization/70509
28885 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
28886 of the vector base type for index.
28888 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
28891 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
28893 2016-04-05 Richard Biener <rguenther@suse.de>
28895 PR tree-optimization/70526
28896 * tree-sra.c (build_ref_for_offset): Use prev_base to
28897 extract the alias pointer type.
28899 2016-04-05 Richard Biener <rguenther@suse.de>
28901 * dse.c (struct store_info): Remove alias_set member.
28902 (struct read_info_type): Likewise.
28903 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
28904 spill_deleted, clear_alias_set_lookup): Remove.
28905 (get_group_info): Remove dead base == NULL_RTX case.
28906 (dse_step0): Remove initialization of removed variables.
28907 (delete_dead_store_insn): Reomve alias set dumping.
28908 (free_read_records): Remove alias_set handling.
28909 (canon_address): Remove alias_set_out parameter.
28910 (record_store): Remove spill_alias_set, it's always zero.
28911 (check_mem_read_rtx): Likewise.
28912 (dse_step2): Rename from ...
28913 (dse_step2_nospill): ... this. Adjust.
28914 (scan_stores): Rename from ...
28915 (scan_stores_nospill): ... this.
28916 (scan_reads): Rename from ...
28917 (scan_reads_nospill): ... this.
28918 (scan_stores_spill, scan_reads_spill): Remove.
28919 (dse_step3_scan): Remove for_spills argument which is always false.
28920 (dse_step3): Likewise.
28921 (dse_step5): Rename from ...
28922 (dse_step5_nospill): ... this. Remove alias_set handling.
28923 (rest_of_handle_dse): Adjust.
28925 2016-04-05 Jakub Jelinek <jakub@redhat.com>
28928 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
28929 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
28930 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
28931 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
28933 2016-04-05 Richard Biener <rguenther@suse.de>
28935 PR middle-end/70499
28936 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
28937 non-register type temporaries into SSA.
28939 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
28942 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
28943 calls when sanitizing.
28944 (possible_polymorphic_call_target_p): Fix formatting.
28946 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
28947 Jakub Jelinek <jakub@redhat.com>
28949 PR middle-end/70457
28950 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
28951 to ensure a call statement is compatible with a built-in's
28953 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
28956 2016-04-04 Richard Biener <rguenther@suse.de>
28958 PR rtl-optimization/70484
28959 * rtl.h (canon_output_dependence): Declare.
28960 * alias.c (canon_output_dependence): New function.
28961 * dse.c (record_store): Use canon_output_dependence rather
28962 than canon_true_dependence.
28964 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
28967 * cgraph.h (symtab_node::copy_visibility_from): New function.
28968 * symtab.c (symtab_node::copy_visibility_from): New function.
28969 * ipa-visibility.c (optimize_weakref): New function.
28970 (function_and_variable_visibility): Use it.
28972 2016-04-04 Martin Liska <mliska@suse.cz>
28975 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
28976 value that is really in range handled by SBR instruction.
28977 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
28978 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
28979 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
28981 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
28985 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
28986 set, but not for SP_REG operands.
28988 2016-04-02 Martin Sebor <msebor@redhat.com>
28991 * fold-const.c (maybe_nonzero_address): New function.
28992 (fold_comparison): Call it. Fold equality and relational
28993 expressions involving null pointers.
28994 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
28996 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
28998 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
28999 the "Y" constraint (scalar FP 0.0 immediate).
29001 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
29002 Add the "const_double" to the list of operand constraints.
29004 2016-04-01 Jakub Jelinek <jakub@redhat.com>
29006 PR rtl-optimization/70467
29007 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
29008 If low word of the last operand is 0, just emit addition/subtraction
29011 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29014 * config/s390/s390.c (s390_expand_insv): Check for everything
29015 constant instead of just VOIDmode stuff.
29017 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
29020 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
29022 2016-04-01 Nathan Sidwell <nathan@acm.org>
29024 * tree.def (TRY_CATCH_EXPR): Correct documentation.
29026 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
29028 PR rtl-optimization/70461
29029 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
29032 2016-03-31 Martin Liska <mliska@suse.cz>
29035 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
29036 a tree value or an immediate integer value to a buffer
29037 that is eventually copied to a BRIG section.
29038 (emit_immediate_operand): Call the function here.
29039 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
29040 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
29041 of class' fields that are removed.
29042 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
29043 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
29044 m_brig_repr_size fields.
29046 2016-03-31 Martin Liska <mliska@suse.cz>
29049 * hsa-gen.c (hsa_function_representation::update_dominance): New
29051 (convert_addr_to_flat_segment): Likewise.
29052 (gen_hsa_memory_set): New alignment argument.
29053 (gen_hsa_ctor_assignment): Likewise.
29054 (gen_hsa_insns_for_single_assignment): Provide alignment
29055 to gen_hsa_ctor_assignment.
29056 (gen_hsa_insns_for_direct_call): Add new argument.
29057 (expand_lhs_of_string_op): New function.
29058 (expand_string_operation_builtin): Likewise.
29059 (expand_memory_copy): New function.
29060 (expand_memory_set): New function.
29061 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
29062 (convert_switch_statements): Change signature.
29063 (generate_hsa): Use a return value of the function.
29064 (pass_gen_hsail::execute): Do not call
29065 convert_switch_statements here.
29066 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
29067 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
29068 (hsa_function_representation::update_dominance): New function.
29070 2016-03-31 Martin Liska <mliska@suse.cz>
29073 * hsa-brig.c (emit_directive_variable): Emit alignment
29074 according to hsa_symbol::m_align.
29075 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
29076 (dump_hsa_symbol): Dump alignment of HSA symbols.
29077 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
29078 (gen_hsa_addr_with_align): New function.
29079 (hsa_bitmemref_alignment): Use newly added function.
29080 (gen_hsa_insns_for_load): Likewise.
29081 (gen_hsa_insns_for_store): Likewise.
29082 (gen_hsa_memory_copy): New argument added.
29083 (gen_hsa_insns_for_single_assignment): Respect
29084 alignment for assignments processed via gen_hsa_memory_copy.
29085 (gen_hsa_insns_for_direct_call): Likewise.
29086 (gen_hsa_insns_for_return): Likewise.
29087 (gen_function_def_parameters): Set default alignment.
29088 * hsa.c (hsa_object_alignment): New function.
29089 (hsa_byte_alignment): Pasted function.
29090 * hsa.h (hsa_symbol::m_align): New field.
29092 2016-03-31 Bin Cheng <bin.cheng@arm.com>
29094 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
29095 scratch field for goto case.
29097 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
29099 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
29101 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
29104 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
29105 (scalar_chain::convert_insn): Call convert_op for reg
29106 moves to handle undefined registers.
29108 2016-03-31 Nathan Sidwell <nathan@acm.org>
29111 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
29112 Assert we don't want to move backwards.
29114 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
29117 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
29119 2016-03-31 Jakub Jelinek <jakub@redhat.com>
29121 PR rtl-optimization/70460
29122 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
29123 with operand from REG_LABEL_OPERAND, instead substitute
29124 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
29125 Don't do anything for REG_NON_LOCAL_GOTO jumps.
29127 2016-03-31 Martin Liska <mliska@suse.cz>
29129 * passes.c (execute_one_pass): Do not call
29130 todo_after for a discarded function.
29132 2016-03-31 Bin Cheng <bin.cheng@arm.com>
29134 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
29135 (no_cost, infinite_cost): Initialize the new field.
29136 (get_computation_cost_at): Record setup cost.
29137 (determine_use_iv_cost_address): Skip cost computation for sub
29138 uses if we can estimate it without losing accuracy.
29140 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
29142 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
29144 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
29145 max_loop_iterations_int.
29146 (tree_unswitch_outer_loop): Likewise.
29147 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
29148 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
29150 2016-03-30 Richard Biener <rguenther@suse.de>
29152 PR middle-end/70450
29153 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
29155 2016-03-30 Jakub Jelinek <jakub@redhat.com>
29158 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
29159 in gen_blendm expander.
29161 2016-03-30 Nick Clifton <nickc@redhat.com>
29164 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
29165 case where we are already provided with an SImode SUBREG.
29167 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
29170 * config/i386/i386.c (ix86_expand_epilogue): Properly check
29171 conflict between DRAP register and __builtin_eh_return.
29173 2016-03-30 Michael Matz <matz@suse.de>
29174 Richard Biener <rguenther@suse.de>
29177 * ipa-polymorphic-call.c (struct type_change_info): Change
29178 speculative to an unsigned allowing to limit the work we do.
29179 (csftc_abort_walking_p): New inline function..
29180 (check_stmt_for_type_change): Limit the number of may-defs
29181 skipped for speculative devirtualization to
29182 max-speculative-devirt-maydefs.
29183 * params.def (max-speculative-devirt-maydefs): New param.
29184 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
29186 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
29189 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
29192 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
29194 PR tree-optimization/59124
29195 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
29196 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
29198 2016-03-29 Jeff Law <law@redhat.com>
29200 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
29202 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
29204 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
29207 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
29209 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
29210 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
29211 gcrt0.o if linking dynamically.
29213 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
29216 * ipa-devirt.c (methods_equal_p): New function.
29217 (compare_virtual_tables): Use it.
29218 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
29219 * cgraphclones.c (clone_function_name_1): Use
29220 symbol_table::symbol_suffix_separator.
29221 * coverage.c (build_var): Likewise.
29222 * symtab.c (symbol_table::symbol_suffix_separator): New.
29224 2016-03-29 Jakub Jelinek <jakub@redhat.com>
29226 PR rtl-optimization/70429
29227 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
29228 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
29229 mode != result_mode.
29232 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
29234 PR tree-optimization/70405
29235 * ssa-iterators.h (num_imm_uses): Add missing braces.
29237 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
29239 PR rtl-optimization/68695
29240 * ira-color.c (allocno_copy_cost_saving): New.
29241 (improve_allocation): Use it.
29243 2016-03-29 Richard Henderson <rth@redhat.com>
29245 PR middle-end/70355
29246 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
29248 2016-03-29 Richard Biener <rguenther@suse.de>
29250 PR middle-end/70424
29251 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
29252 use alignment returned by get_pointer_alignment_1 if it is
29253 bigger than BITS_PER_UNIT.
29254 * builtins.c (get_pointer_alignment_1): Do not return true
29255 for alignment extracted from SSA info.
29257 2016-03-28 James Bowman <james.bowman@ftdichip.com>
29259 * config/ft32/ft32.opt (mnodiv): New.
29260 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
29261 * doc/invoke.texi (FT32 Options -mnodiv): New.
29263 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
29266 * config/i386/i386.md (define_split, andn): Fix modes.
29268 2016-03-26 Richard Biener <rguenther@suse.de>
29269 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
29272 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
29274 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
29275 as 2nd argument to cl_optimization_restore().
29277 2016-03-25 Richard Henderson <rth@redhat.com>
29280 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
29281 * config/aarch64/aarch64-protos.h: Declare it.
29282 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
29284 2016-03-25 Alan Modra <amodra@gmail.com>
29287 * config/rs6000/constraints.md (j): Simplify.
29288 * config/rs6000/predicates.md (easy_fp_constant): Exclude
29290 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
29291 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
29292 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
29293 in all constraint alternatives.
29294 (movtd_64bit_nodm): Delete "j" constraint alternative.
29296 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
29298 * tree-ssa-propagate.c: Enhance docs for
29299 SSA_PROP_NOT_INTERESTING.
29301 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
29303 * doc/extend.texi: Fix typo in documentation to pure attribute.
29305 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
29308 * config/pa/pa.md (bswapdi2): Use a scratch register.
29310 2016-03-24 Richard Henderson <rth@redhat.com>
29312 PR middle-end/69845
29313 * fold-const.c (extract_muldiv_1): Correct test for multiplication
29316 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
29318 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
29319 using ix86_expand_binary_operator instead of gen_andsi3.
29321 2016-03-24 Richard Biener <rguenther@suse.de>
29323 PR tree-optimization/70396
29324 * tree-vect-stmts.c (vectorizable_comparison): Use
29325 get_vectype_for_scalar_type.
29327 2016-03-24 Richard Biener <rguenther@suse.de>
29329 PR middle-end/70370
29330 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
29331 with register bases.
29333 2016-03-24 Richard Biener <rguenther@suse.de>
29335 PR tree-optimization/70372
29336 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
29337 build_all_ones_cst to also handle vector types correctly.
29339 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
29342 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
29345 2016-03-23 Marek Polacek <polacek@redhat.com>
29348 * doc/invoke.texi: Document -Wignored-attributes.
29350 2016-03-23 Bin Cheng <bin.cheng@arm.com>
29352 PR tree-optimization/69042
29353 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
29354 parameter from 30 to 40.
29356 2016-03-23 Bin Cheng <bin.cheng@arm.com>
29358 PR tree-optimization/69042
29359 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
29360 for use with constant offset stripped in base.
29362 2016-03-23 Richard Biener <rguenther@suse.de>
29364 PR middle-end/70251
29365 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
29366 mode compatibility check.
29367 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
29369 2016-03-23 Jeff Law <law@redhat.com>
29371 PR tree-optimization/64058
29372 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
29374 (struct ssa_conflicts): Move up earlier in the file.
29375 (conflicts_, var_map_): New static variables.
29376 (initialize_conflict_count): New function to initialize the
29377 CONFLICT_COUNT field for each conflict pair.
29378 (compare_pairs): Lazily initialize the conflict count and use it
29379 as the first tie-breaker.
29380 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
29381 and wipe conflicts_ and map_ around the call to qsort. Remove
29382 special case for 2 coalesce pairs.
29383 * bitmap.c (bitmap_count_unique_bits): New function.
29384 (bitmap_count_bits_in_word): New function, extracted from
29386 (bitmap_count_bits): Use bitmap_count_bits_in_word.
29387 * bitmap.h (bitmap_count_unique_bits): Declare it.
29389 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
29392 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
29393 transparent alias chain for decl assembler name.
29394 * config/sol2.c (solaris_assemble_visibility): Likewise.
29396 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29398 * config/arm/arm1020e.md (1020call_op): Reduce reservation
29400 (v10_fdivs): Likewise.
29401 (v10_fdivd): Likewise.
29403 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29406 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
29407 to not call fclose twice on file.
29409 2016-03-23 Jakub Jelinek <jakub@redhat.com>
29411 PR tree-optimization/70354
29412 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
29413 oprnd0 is wider than oprnd1 and there is a cast from the wider
29414 type to oprnd1, mask it with the mask of the narrower type.
29417 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
29418 Optimize TARGET_STV splitters, if high or low word of last argument
29421 2016-03-22 Jeff Law <law@redhat.com>
29424 tree-ssa-threadbackward.c
29425 (fsm_find_control_statement_thread_paths): Correctly distinguish
29426 between old style jump threads vs FSM jump threads.
29428 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
29431 * config/i386/i386.c (scalar_chain::convert_op): Support
29432 uninitialized register usage case.
29434 2016-03-22 Richard Biener <rguenther@suse.de>
29436 PR middle-end/70251
29437 * genmatch.c (gen_transform): Adjust last parameter to a three-state
29439 (capture::gen_transform): ... to change behavior when substituting
29440 a condition into cond or not-cond expr context.
29441 (dt_simplify::gen_1): Adjust.
29442 * gimple-match-head.c: Include gimplify.h for unshare_expr.
29443 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
29444 last change and instead change to
29445 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
29446 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
29448 2016-03-22 Anthony Green <green@moxielogic.com>
29450 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
29451 issue for moxiebox targets.
29452 (CC1PLUS_SPEC): Ditto.
29454 2016-03-22 Richard Biener <rguenther@suse.de>
29456 PR middle-end/70333
29457 * fold-const.c (extract_muldiv_1): Properly perform multiplication
29460 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
29462 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
29464 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
29467 * config/i386/i386.c (def_builtin): Handle
29468 OPTION_MASK_ISA_AVX512VL to be and-ed with other
29470 (const struct builtin_description bdesc_special_args[]):
29471 Remove duplicate ISA bits.
29473 2016-03-22 Jakub Jelinek <jakub@redhat.com>
29476 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
29477 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
29478 in a way that works also for AVX512BW.
29481 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
29482 instead of source if operands[1] is xmm16 and above and
29483 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
29484 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
29487 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
29488 on assign if (*from_p) is a comparison, set it to
29489 TREE_NO_WARNING (*from_p).
29491 2016-03-21 Jakub Jelinek <jakub@redhat.com>
29493 PR middle-end/70326
29494 * lra.c (restore_scratches): Ignore deleted insns.
29496 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
29497 Jakub Jelinek <jakub@redhat.com>
29499 PR tree-optimization/70317
29500 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
29503 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
29506 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
29507 of ix86_expand_move.
29509 (movti): Use general_operand for operand 1 predicate.
29511 2016-03-21 Martin Liska <mliska@suse.cz>
29513 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
29515 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
29517 2016-03-21 Martin Liska <mliska@suse.cz>
29520 * ipa-icf.c (sem_function::parse): Skip static
29521 constructors and destructors.
29523 2016-03-21 Jakub Jelinek <jakub@redhat.com>
29526 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
29527 function-like macro, peek following token(s) if it is followed
29528 by CPP_OPEN_PAREN token with optional padding in between, and
29529 if not, don't treat it like a macro.
29531 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
29532 Alexander Monakov <amonakov@ispras.ru>
29534 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
29535 for the stabs debug format.
29537 2016-03-21 Richard Biener <rguenther@suse.de>
29539 PR tree-optimization/70310
29540 * tree-vect-generic.c (expand_vector_condition): Fold the built
29543 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
29546 * config/i386/sse.md (define_insn "*vec_dup<mode>"/AVX2):
29547 Block third alternative for AVX-512VL target,
29549 2016-03-21 Martin Liska <mliska@suse.cz>
29552 * hsa-brig.c (emit_function_directives): Mark unemitted
29553 global variables for emission.
29554 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
29555 (get_symbol_for_decl): Likewise.
29556 * hsa.h (struct hsa_symbol): New flag.
29558 2016-03-21 Richard Biener <rguenther@suse.de>
29560 PR tree-optimization/70288
29561 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
29562 we do not estimate unsimplified all-constant conditionals or
29563 switches as optimized away.
29565 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
29567 PR rtl-optimization/69102
29568 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
29569 when we have a readonly dependency context.
29571 2016-03-18 Jeff Law <law@redhat.com>
29573 PR rtl-optimization/70263
29574 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
29575 (update_equiv_regs): When trying to move a store to after the insn
29576 that sets the source of the store, make sure the store occurs after
29577 the insn that sets the source of the store. When successful note
29578 the REG_EQUIV note created in the dump file.
29580 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
29581 Bernd Schmidt <bschmidt@redhat.com>
29583 * doc/extend.texi: Document more potential problems with basic asms.
29585 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
29587 PR rtl-optimization/70278
29588 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
29591 2016-03-18 Jason Merrill <jason@redhat.com>
29593 * calls.c (load_register_parameters): Fix zero size sibcall logic.
29595 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
29597 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
29598 values to 128b regs.
29600 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
29602 PR tree-optimization/70252
29603 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
29604 boolean vector has a proper number of elements.
29605 (supportable_narrowing_operation): Likewise.
29607 2016-03-18 Tom de Vries <tom@codesourcery.com>
29610 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
29612 2016-03-18 Jakub Jelinek <jakub@redhat.com>
29614 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
29615 instead of replace_rtx for DEBUG_INSNs.
29617 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
29619 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
29620 load type reservations.
29622 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
29625 * config/pa/constraints.md: Revert 2015-02-13 change. Use
29626 define_constraint for "Q" and "T" constraints.
29628 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
29630 Tweak the pipeline model for Exynos M1
29632 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
29635 2016-03-17 David Malcolm <dmalcolm@redhat.com>
29638 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
29639 where one or both locations aren't within a line_map.
29641 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
29644 * opts.c (finish_options): Don't set flag_pie to the default if
29645 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
29648 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
29650 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
29651 true as ALL_REGS argument to replace_rtx.
29653 2016-03-17 Richard Biener <rguenther@suse.de>
29656 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
29659 2016-03-17 Jakub Jelinek <jakub@redhat.com>
29662 * rtl.h (replace_rtx): Add ALL_REGS argument.
29663 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
29664 equality and assert mode is the same, instead of just rtx pointer
29666 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
29667 true as ALL_REGS argument to replace_rtx.
29669 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
29671 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
29672 for boolean vector with vector mode only.
29673 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
29675 2016-03-17 Nick Clifton <nickc@redhat.com>
29678 * config/rx/rx.c (rx_print_integer): Print negative constants in
29681 2016-03-17 Jakub Jelinek <jakub@redhat.com>
29684 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
29686 2016-03-16 Richard Henderson <rth@redhat.com>
29687 Richard Biener <rguenth@suse.de>
29689 PR middle-end/70240
29690 PR middle-end/68215
29692 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
29693 first operand as is_gimple_condexpr.
29695 PR middle-end/70240
29696 PR middle-end/68215
29698 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
29699 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
29700 Do not gimplify the result.
29701 (do_unop): Adjust call to tree_vec_extract.
29702 (do_binop): Likewise.
29703 (do_compare): Likewise.
29704 (do_plus_minus): Likewise.
29705 (do_negate): Likewise.
29706 (expand_vector_condition): Likewise.
29707 (do_cond): Likewise.
29709 2016-03-16 Richard Henderson <rth@redhat.com>
29712 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
29713 (aarch64_classify_address): Use it.
29714 (aarch64_legitimize_address): Force all subexpressions of PLUS
29715 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
29717 2016-03-16 Jakub Jelinek <jakub@redhat.com>
29718 Richard Biener <rguenth@suse.de>
29721 * rtlanal.c (replace_rtx): For REG, if from is a REG,
29722 return to even if only REGNO is equal, and assert
29725 2016-03-11 Jeff Law <law@redhat.com>
29727 PR rtl-optimization/70224
29728 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
29730 2016-03-16 Richard Henderson <rth@redhat.com>
29732 PR middle-end/70199
29733 * function.h (struct function): Add has_forced_label_in_static.
29734 * gimplify.c (force_labels_r): Set it.
29735 * lto-streamer-in.c (input_struct_function_base): Read it.
29736 * lto-streamer-out.c (output_struct_function_base): Write it.
29737 * tree-inline.c (has_label_address_in_static_1): Remove.
29738 (copy_forbidden): Remove fndecl parameter; test
29739 has_forced_label_in_static.
29740 (inline_forbidden_p): Update call to copy_forbidden.
29741 (tree_versionable_function_p): Likewise.
29742 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
29743 (chkp_versioning): Likewise.
29744 * tree-inline.h (copy_forbidden): Update decl.
29746 2016-03-16 Marek Polacek <polacek@redhat.com>
29749 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
29750 function being thunked if the result type doesn't have fixed size.
29751 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
29752 doesn't have fixed size.
29754 2016-03-16 Bin Cheng <bin.cheng@arm.com>
29756 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
29757 reporting malformed loop nest.
29759 2016-03-16 Tom de Vries <tom@codesourcery.com>
29762 * ipa-devirt.c (possible_polymorphic_call_targets): Move
29763 nodes.length () == 1 test to before first nodes[0] access.
29765 2016-03-16 Tom de Vries <tom@codesourcery.com>
29767 PR tree-optimization/68715
29768 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
29769 single_pred_p test.
29771 2016-03-16 Tom de Vries <tom@codesourcery.com>
29773 PR tree-optimization/68809
29774 * graphite-scop-detection.c (same_close_phi_node): Test if result types
29777 2016-03-16 Carlos O'Donell <carlos@redhat.com>
29778 Sandra Loosemore <sandra@codesourcery.com>
29780 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
29781 on leaf attribute. Mention ELF interposition problems.
29783 2016-03-16 Alan Modra <amodra@gmail.com>
29785 PR rtl-optimization/69195
29786 PR rtl-optimization/47992
29787 * ira.c (indirect_jump_optimize): Ignore artificial defs.
29790 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
29793 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
29795 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
29797 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
29799 2016-03-15 Jakub Jelinek <jakub@redhat.com>
29801 PR rtl-optimization/70222
29802 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
29803 optimization if mode is different from result_mode, queue up masking
29804 of the result in outer_op. Formatting fix.
29806 PR middle-end/70239
29807 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
29810 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
29812 PR rtl-optimization/69032
29813 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
29814 looping backwards over basic block insns.
29816 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
29819 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
29820 to non-speculative when propagating trap bits.
29822 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
29824 PR rtl-optimization/63384
29825 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
29826 DEBUG_INSN_P insns.
29828 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
29831 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
29832 factored out from ...
29833 (sched_analyze_insn): ... here.
29834 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
29835 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
29836 get_implicit_reg_pending_clobbers in it.
29837 (setup_id_reg_sets): Use setup_id_implicit_regs.
29838 (deps_init_id): Ditto.
29840 2016-03-15 Tom de Vries <tom@codesourcery.com>
29843 * cgraph.c (cgraph_node::get_body): Save, reset and restore
29845 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
29846 execute_function_dump.
29847 (execute_one_pass): Don't dump function if it will be dumped after ipa
29850 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
29852 * genrecog.c (match_pattern_2): If pred is NULL don't call
29853 safe_predicate_mode on it.
29855 2016-03-14 Jakub Jelinek <jakub@redhat.com>
29857 PR middle-end/70219
29858 * lra-constraints.c (delete_move_and_clobber): Change assertion
29859 to also allow dregno == 0.
29861 2016-03-14 Richard Henderson <rth@redhat.com>
29864 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
29865 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
29866 (reassociate_bb): Use optimize_vec_cond_expr; avoid
29867 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
29870 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
29873 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
29875 (lra_create_live_ranges_1): initialize hard register biggest_mode to
29877 * lra-constraints.c (split_reg): For hard regs, try to find the
29878 biggest single-register mode used in the function.
29880 2016-03-14 Richard Biener <rguenther@suse.de>
29882 PR tree-optimization/56365
29883 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
29884 constants to compare against.
29886 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
29889 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
29890 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
29891 (define_split for the GPR case): Use int_reg_operand instead of
29892 gpc_reg_operand for the output.
29894 2016-03-14 Tom de Vries <tom@codesourcery.com>
29896 PR tree-optimization/70045
29897 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
29898 create_empty_if_region_on_edge argument.
29900 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
29902 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
29903 (STACK_CHECK_PROTECT): Likewise.
29904 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
29905 (STACK_CHECK_PROTECT): Likewise.
29906 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
29907 (STACK_CHECK_PROTECT): Likewise.
29908 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
29909 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
29910 (STACK_CHECK_PROTECT): Likewise.
29912 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
29914 PR rtl-optimization/69307
29915 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
29916 registers in modes that span more than one register.
29918 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
29921 * lra-constraints.c (delete_move_and_clobber): New.
29922 (remove_inheritance_pseudos): Use it.
29924 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
29927 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
29928 the libcall is LCT_THROW.
29929 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
29930 for the checking routine.
29932 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
29935 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
29936 optimization if we have direct move.
29937 (roundu32<mode>2_fprs): Likewise.
29939 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
29942 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
29944 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
29945 Arguments swapped. All callers changed. Take reg_renumber into
29946 account, and Calculate and compare register ranges for hard regs.
29948 2016-03-11 Jeff Law <law@redhat.com>
29950 PR tree-optimization/70190
29951 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
29952 Handle cases where we can not extract the taken edge, even though we
29953 found a constant value.
29955 PR tree-optimization/64058
29956 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
29957 (num_coalesce_pairs): Move up earlier in file.
29958 (find_coalesce_pair): Initialize the INDEX field for each pair
29960 (compare_pairs): No longer sort on the elements in each pair.
29961 Instead break ties with the index of the coalesce pair.
29963 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29966 * config/aarch64/aarch64-protos.h
29967 (aarch64_save_restore_target_globals): New prototype.
29968 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
29969 Call the above when popping pragma.
29970 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
29972 (aarch64_set_current_function): Rewrite using the above.
29974 2016-03-11 Jakub Jelinek <jakub@redhat.com>
29976 PR tree-optimization/70177
29977 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
29978 (extract_ops_from_tree): ... this. In the 2 argument
29979 overload remove _1 suffix.
29980 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
29981 (extract_ops_from_tree): ... this.
29982 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
29984 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
29985 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
29986 extract_ops_from_tree instead of 2 operand one.
29988 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
29990 PR tree-optimization/70013
29991 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
29992 for constant-pool entries.
29994 2016-03-11 Jakub Jelinek <jakub@redhat.com>
29996 PR rtl-optimization/70174
29997 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
29998 followed by gen_lowpart on force_reg instead of just gen_lowpart.
30000 PR tree-optimization/70169
30001 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
30002 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
30005 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
30006 Jakub Jelinek <jakub@redhat.com>
30009 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
30010 of uninitialized values.
30012 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30014 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
30016 ("*trunctddd2"): New pattern definition.
30017 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
30020 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30022 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
30023 definitions for BFP and DFP rounding modes.
30024 ("fixuns_truncdddi2", "fixuns_trunctddi2")
30025 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
30026 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
30027 ("fix_trunctf<mode>2"): Use the new constants instead of magic
30030 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30032 * config/s390/constraints.md: Adjust comment.
30033 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
30034 s390_decompose_addrstyle_without_index.
30035 * config/s390/predicates.md (shift_count_or_setmem_operand):
30036 Rename to setmem_operand.
30037 * config/s390/s390-protos.h
30038 (s390_decompose_shift_count): Rename to
30039 s390_decompose_addrstyle_without_index.
30040 * config/s390/s390.c (s390_decompose_shift_count)
30041 (s390_mem_constraint, print_shift_count_operand)
30042 (print_operand_address, print_operand): Rename
30043 s390_decompose_shift_count to
30044 s390_decompose_addrstyle_without_index and rename
30045 print_shift_count_operand to print_addrstyle_operand troughout the
30047 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
30048 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
30049 Rename shift_count_or_setmem_operand to setmem_operand.
30050 * config/s390/vx-builtins.md ("vec_insert<mode>")
30051 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
30054 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
30057 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
30058 Handle overlapping retval and newval.
30060 2016-03-10 Nick Clifton <nickc@redhat.com>
30063 * config/aarch64/aarch64.c
30064 (aarch64_override_options_after_change_1): When forcing
30065 flag_omit_frame_pointer to be true, use a special value that can
30066 be detected if this function is called again, thus preventing
30067 flag_omit_leaf_frame_pointer from being forced to be false.
30069 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30071 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
30072 Set x_flag_omit_leaf_frame_pointer when handling
30073 -momit-leaf-frame-pointer.
30075 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
30078 * cgraph.c (cgraph_node::dump): Dump split_part and
30079 indirect_call_target.
30080 * cgraph.h (cgraph_node): Add indirect_call_target flag.
30081 * ipa.c (has_addr_references_p): Cleanup.
30082 (is_indirect_call_target_p): New.
30083 (walk_polymorphic_call_targets): Do not mark virtuals that may be
30084 called indirectly as local.
30085 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
30087 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
30090 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
30091 on cxa_pure_virtual.
30093 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
30096 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
30098 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
30101 * tree.c (need_assembler_name_p): Only record main variant type names.
30103 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
30106 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
30107 Always define to 0 or 1.
30108 (TARGET_FIX_ERR_A53_843419): New macro.
30109 * config/aarch64/aarch64-elf-raw.h
30110 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
30111 * config/aarch64/aarch64-linux.h: Likewise.
30112 * config/aarch64/aarch64.c
30113 (aarch64_override_options_after_change_1): Do not default
30114 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
30116 (aarch64_attributes): Handle fix-cortex-a53-843419.
30117 (aarch64_can_inline_p): Likewise.
30118 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
30120 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
30121 Jakub Jelinek <jakub@redhat.com>
30123 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
30124 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
30125 DECL_COMMONS if flag_unconstrained_commons is set.
30126 * tree-dfa.c (get_ref_base_and_extent): Likewise.
30127 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
30128 (funconstrained-commons): Document.
30130 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
30132 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
30133 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
30135 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
30137 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
30138 has a proper number of elements.
30140 2016-03-10 Alan Modra <amodra@gmail.com>
30142 PR rtl-optimization/69195
30143 PR rtl-optimization/47992
30144 * ira.c (recorded_label_ref): Delete.
30145 (update_equiv_regs): Return void.
30146 (indirect_jump_optimize): New function.
30147 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
30148 before regstat_compute_ri. Don't rebuild_jump_labels here.
30149 Delete update_regstat.
30151 2016-03-10 Richard Biener <rguenther@suse.de>
30153 PR tree-optimization/70128
30154 * tree-ssa-structalias.c (set_uids_in_ptset): Set
30155 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
30157 2016-03-09 Jakub Jelinek <jakub@redhat.com>
30159 PR tree-optimization/70152
30160 * tree-sra.c (replace_removed_params_ssa_names): Copy over
30161 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
30164 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
30165 instead of gen_sse2_loadlpd.
30166 * config/i386/sse.md (*vec_concatv2df): Rename to...
30167 (vec_concatv2df): ... this.
30169 PR tree-optimization/70127
30170 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
30172 2016-03-09 David Malcolm <dmalcolm@redhat.com>
30176 * diagnostic-show-locus.c (compatible_locations_p): New function.
30177 (layout::layout): Sanitize ranges using compatible_locations_p.
30179 2016-03-09 David Malcolm <dmalcolm@redhat.com>
30183 * diagnostic-show-locus.c (layout_range::layout_range): Replace
30184 location_range param with three const expanded_locations * and a
30186 (layout::layout): Replace call to
30187 rich_location::lazily_expand_location with get_expanded_location.
30188 Extract the range and perform location expansion here, passing
30189 the results to the layout_range ctor.
30190 * diagnostic.c (source_range::debug): Delete.
30191 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
30192 of rich_location::get_expanded_location.
30193 * gcc-rich-location.c (get_range_for_expr): Delete.
30194 (gcc_rich_location::add_expr): Reimplement to avoid the
30195 rich_location::add_range overload that took a location_range,
30196 passing a location_t instead.
30198 2016-03-09 Richard Biener <rguenther@suse.de>
30199 Jakub Jelinek <jakub@redhat.com>
30201 PR tree-optimization/70138
30202 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
30203 Also skip vect_double_reduction_def.
30205 2016-03-09 Jakub Jelinek <jakub@redhat.com>
30208 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
30209 if the operand is "m".
30211 2016-03-09 Nathan Sidwell <nathan@acm.org>
30213 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
30215 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
30217 * config/i386/i386.c (processor_target_table): Fix cost table
30218 intialization order for znver1.
30220 2016-03-08 Jakub Jelinek <jakub@redhat.com>
30222 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
30223 - becuase -> because.
30224 * ipa-reference.c (ignore_module_statics): Likewise.
30225 * cgraph.c (cgraph_node::get_body): Likewise.
30226 * ipa-inline.c (early_inliner): Likewise.
30227 * ipa-devirt.c (types_same_for_odr): Likewise.
30228 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
30229 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
30231 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30233 * tree-ssa-math-opts.c: Fix typo in comment.
30235 2016-03-08 Jakub Jelinek <jakub@redhat.com>
30238 * config/i386/i386.c (scalar_chain::make_vector_copies,
30239 scalar_chain::convert_reg): Call end_sequence in between
30240 get_insns and emit_conversion_insns rather than after both
30243 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
30246 * config/i386/i386.h (machine_function): Add
30247 pc_thunk_call_expanded flag.
30248 (ix86_pc_thunk_call_expanded): New define.
30249 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
30250 (*set_got): Rename insn pattern from set_got.
30251 (*set_got_labelled): Rename inst pattern from set_got_labelled.
30252 * config/i386/i386.c (ix86_compute_frame_layout): Use
30253 ix86_pc_thunk_call_expanded to prevent red-zone.
30255 2016-03-07 Martin Jambor <mjambor@suse.cz>
30257 * hsa.h (hsa_get_ctor_statements): Declare.
30258 (hsa_get_dtor_statements): Likewise.
30259 (hsa_get_kernel_dispatch_type): Likewise.
30260 * hsa.c (hsa_get_ctor_statements): New function.
30261 (hsa_get_dtor_statements): Likewise.
30262 (hsa_get_kernel_dispatch_type): Likewise.
30263 * hsa-brig.c (hsa_cdtor_statements): Removed.
30264 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
30265 hsa_get_dtor_statements.
30266 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
30267 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
30269 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
30271 * config/arm/arm-cores.def (cortex-r8): New.
30272 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
30273 * config/arm/arm-tune.md: Likewise.
30274 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
30276 2016-03-07 Martin Sebor <msebor@redhat.com>
30278 PR rtl-optimization/19705
30279 * doc/invoke.texi (Options That Control Optimization): Clarify
30280 -fno-branch-count-reg.
30282 2016-02-26 Richard Biener <rguenther@suse.de>
30283 Jeff Law <law@redhat.com>
30285 PR tree-optimization/69740
30286 * cfghooks.c (remove_edge): Request loop fixups if we delete
30287 an edge that might turn an irreducible loop into a natural
30289 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
30290 Move after definition of loops_state_clear.
30292 2016-03-07 Bin Cheng <bin.cheng@arm.com>
30294 PR rtl-optimization/69052
30295 * rtlanal.c (commutative_operand_precedence): Set higher precedence
30298 2016-03-07 Tom de Vries <tom@codesourcery.com>
30300 PR tree-optimization/70116
30301 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
30302 is_tm_ending stmts and ubsan/asan internal functions.
30303 (find_duplicate): Use it. Don't test is_tm_ending here.
30305 2016-03-07 Richard Biener <rguenther@suse.de>
30307 PR tree-optimization/70115
30308 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
30309 (propagate_constants_for_unrolling): Use replace_uses_by.
30311 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
30313 PR middle-end/69916
30314 * omp-low.c (struct oacc_loop): Add ifns.
30315 (new_oacc_loop_raw): Initialize it.
30316 (finish_oacc_loop): Clear mask & flags if no ifns.
30317 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
30318 (oacc_loop_xform_loop): Add ifns arg & adjust.
30319 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
30321 2016-03-07 Richard Henderson <rth@redhat.com>
30324 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
30325 (insert_value_copy_on_edge): Likewise.
30327 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30329 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
30331 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
30334 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
30336 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
30338 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
30340 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
30342 Fix sseimul type attribute.
30343 * config/i386/znver1.md
30344 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
30345 znver1_sseimul_avx256_load) : Fix the type attribute.
30346 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
30347 pipe usage and latency.
30349 2016-03-05 Jakub Jelinek <jakub@redhat.com>
30352 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
30353 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
30356 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
30359 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
30361 PR rtl-optimization/69941
30362 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
30363 the reg share its mode.
30365 2016-03-04 Jeff Law <law@redhat.com>
30367 PR tree-optimization/69196
30368 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
30369 If the both SSA_NAMEs are anonymous, then consider them unassociated
30370 and include the PHI in the statement count.
30372 2016-03-05 Tom de Vries <tom@codesourcery.com>
30374 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
30375 construct in oacc routine. Check for oacc region in oacc routine.
30377 2016-03-04 Jakub Jelinek <jakub@redhat.com>
30380 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
30381 2016-02-22 changes, instead don't recurse if RECUR is already true.
30382 Don't change *dynamic_check if RECUR. Adjust recursive caller
30383 to pass true to the new argument.
30384 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
30387 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
30388 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
30390 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
30392 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
30394 PR rtl-optimization/57676
30395 * lra-assigns.c (lra_assign): Guard test for maximum iterations
30396 with flag_checking.
30398 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
30400 * tree-vect-patterns.c (search_type_for_mask): Handle
30401 comparison of booleans.
30403 2016-03-04 Jakub Jelinek <jakub@redhat.com>
30405 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
30409 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
30410 all other ops that have dw_val_class_die_ref operands,
30411 and DW_OP_GNU_entry_value.
30413 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30415 PR rtl-optimization/69904
30416 * config/arm/arm.c (arm_cannot_copy_insn_p):
30417 Return true for load-exclusive instructions.
30419 2016-03-03 Jakub Jelinek <jakub@redhat.com>
30422 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
30423 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
30424 the pattern no matter if it is used just by non-pattern, pattern
30426 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
30427 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
30428 oprnd1 def_stmt is in pattern, don't look through it.
30430 2016-03-03 Marek Polacek <polacek@redhat.com>
30432 PR middle-end/70050
30433 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
30435 2016-03-03 Martin Liska <mliska@suse.cz>
30437 PR tree-optimization/70043
30438 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
30439 previous statement if we see a debug statement.
30441 2016-03-03 Richard Biener <rguenther@suse.de>
30443 PR tree-optimization/55936
30444 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
30445 parameter and guard unsafe equivalence use.
30446 (vrp_evaluate_conditional_warnv_with_ops): Always use
30447 safe equivalences but not via the quadratic compare_names
30450 2016-03-03 Michael Collison <michael.collison@linaro.org>
30453 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
30454 for operand 1 to s_register_operand. Change predicate for operand
30455 2 to arm_not_immediate_operand.
30457 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
30459 * doc/tm.texi: Regenerated.
30461 2016-03-02 Richard Henderson <rth@redhat.com>
30464 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
30465 simplification when all args are positive non-fixed registers.
30467 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
30469 * target.def (lra_p): Specify that new ports should use LRA.
30471 2016-03-02 Jakub Jelinek <jakub@redhat.com>
30474 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
30475 gimplify_type_sizes the type they refer to.
30476 (omp_notice_variable): Handle reference vars to VLAs.
30477 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
30478 reference to VLA decls in the second pass instead of first pass.
30480 2016-03-02 Tom de Vries <tom@codesourcery.com>
30482 PR tree-optimization/68659
30483 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
30484 new_expr == NULL_TREE.
30485 (get_new_name): Handle ADDR_EXPR.
30487 2016-03-02 Bin Cheng <bin.cheng@arm.com>
30489 PR rtl-optimization/69052
30490 * loop-invariant.c (canonicalize_address): New function.
30491 (inv_can_prop_to_addr_use): Check validity of address expression
30492 which is canonicalized by above function.
30494 2016-03-02 Alan Modra <amodra@gmail.com>
30497 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
30500 2016-03-02 Jakub Jelinek <jakub@redhat.com>
30503 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
30504 (*movhi_internal): Put mask moves from and to memory separately
30505 from moves from/to GPRs.
30507 2016-03-02 Richard Biener <rguenther@suse.de>
30509 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
30510 GENERIC expressions in GIMPLE.
30512 2016-03-02 Richard Biener <rguenther@suse.de>
30514 * config/i386/i386.c (type_natural_mode): Fix typo.
30516 2016-03-02 Nick Clifton <nickc@redhat.com>
30518 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
30520 2016-03-02 Richard Biener <rguenther@suse.de>
30521 Uros Bizjak <ubizjak@gmail.com>
30524 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
30526 2016-03-02 Richard Biener <rguenther@suse.de>
30528 PR middle-end/67278
30529 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
30531 2016-03-02 Marek Polacek <polacek@redhat.com>
30534 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
30535 "is promoted to" warning.
30537 2016-03-01 DJ Delorie <dj@redhat.com>
30539 * config.gcc: Deprecate mep-*.
30541 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
30543 PR middle-end/70025
30544 * lra-constraints.c (regno_val_use_in): New.
30545 (match_reload): Use it instead of regno_use_in.
30547 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
30549 PR rtl-optimization/70007
30550 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
30551 references present in REG_EQUAL notes attached to non-SET patterns.
30553 2016-03-01 Jeff Law <law@redhat.com>
30555 PR tree-optimization/69196
30556 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
30557 Appropriately clamp the number of statements to copy when the
30558 thread path does not traverse a loop backedge.
30560 PR tree-optimization/69196
30561 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
30562 Do count some PHIs in the thread path against the insn count. Decrease
30563 final statement count by one as the control statement in the last
30564 block will get removed. Remove special cased code for handling PHIs
30567 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
30570 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
30571 asm dialect alternatives to explicit GOTPCREL calls.
30573 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
30576 * ira.c (do_reload): Issue warning for generic stack checking here...
30577 * reload1.c (reload): ...instead of here and streamline it.
30579 2016-03-01 Nick Clifton <nickc@redhat.com>
30581 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
30583 2016-03-01 Richard Biener <rguenther@suse.de>
30585 PR tree-optimization/69983
30586 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
30587 types and fall back to operand_equal_p.
30589 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30592 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30594 * config/s390/constraints.md ("jm8"): New constraint.
30595 * config/s390/predicates.md ("const_int_8bitset_operand"): New
30597 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
30599 ("*setmem_long<setmem_and>"): New pattern.
30600 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
30602 ("*setmem_long_31z<setmem_and>"): New pattern.
30603 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
30604 New substitution rules with the required attributes.
30607 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30610 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30612 * gensupport.c (process_substs_on_one_elem): Split loop to
30613 complete mark_operands_used_in_match_dup on all expressions in the
30615 (adjust_operands_numbers): Inline into process_substs_on_one_elem
30616 and remove function.
30618 2016-03-01 Richard Biener <rguenther@suse.de>
30620 PR middle-end/70022
30621 * fold-const.c (fold_indirect_ref_1): Fix range checking for
30622 vector BIT_FIELD_REF extract.
30624 2016-03-01 Richard Biener <rguenther@suse.de>
30626 PR tree-optimization/69994
30627 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
30629 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
30631 PR tree-optimization/69956
30632 * tree-vect-stmts.c (supportable_widening_operation): Support
30633 multi-step conversion of boolean vectors.
30634 (supportable_narrowing_operation): Likewise.
30636 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30638 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
30641 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30643 * config/s390/subst.md (DSI_VI): New mode iterator.
30644 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
30645 * config/s390/vector.md ("vec_set<mode>"): Move expander before
30646 the insn definition.
30647 ("*vec_set<mode>"): Change predicate and add alternative to
30648 support only either register or const_int operands as element
30650 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
30652 ("vec_extract<mode>"): New expander.
30653 ("*vec_extract<mode>"): New insn definition supporting reg and
30654 const_int element selectors.
30655 ("*vec_extract<mode>_plus"): New insn definition supporting
30656 reg+const_int element selectors.
30657 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
30658 following expander+insn definition.
30659 ("<vec_shifts_name><mode>3"): New expander.
30660 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
30662 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30664 * config/s390/s390.md ("*tabort_1"): Change predicate to
30665 nonmemory_operand. Add a second alternative to cover
30666 register as well as const int operands.
30667 ("*tabort_1_plus"): New pattern definition.
30669 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30671 * config/s390/s390.md ("*ashrdi3_cc_31")
30672 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
30673 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
30674 Merge insn definitions into ...
30675 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
30676 New pattern definition.
30677 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
30678 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
30679 ("*ashr<mode>3_and"): Merge insn definitions into ...
30680 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
30681 New pattern definition.
30682 * config/s390/subst.md ("addr_style_op_cc_subst")
30683 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
30684 substitutions patterns plus attributes.
30685 Add ashiftrt to SUBST iterator.
30687 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30689 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
30690 op2 to nonmemory_operand.
30691 ("*<shift>di3_31", "*<shift>di3_31_and"):
30692 Merge into single pattern definition ...
30693 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
30694 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
30695 pattern definition ...
30696 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
30697 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
30700 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30702 * config/s390/predicates.md (const_int_6bitset_operand): New
30704 * config/s390/s390.md: Include subst.md.
30705 ("rotl<mode>3"): New expander.
30706 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
30708 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
30709 * config/s390/subst.md: New file.
30711 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30713 * config/s390/s390.md ("op_type", "atype", "length" attributes):
30714 Remove RRR type. It doesn't really exist.
30715 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
30717 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
30718 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
30719 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
30720 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
30721 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
30722 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
30723 `enabled' attribute.
30725 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
30727 * gensupport.c (process_substs_on_one_elem): Split loop to
30728 complete mark_operands_used_in_match_dup on all expressions in the
30730 (adjust_operands_numbers): Inline into process_substs_on_one_elem
30731 and remove function.
30733 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
30736 * config/sparc/sparc.c (NWORDS_UP): Rename to...
30737 (CEIL_NWORDS): ...this. Use CEIL macro.
30738 (compute_fp_layout): Adjust to above renaming.
30739 (function_arg_union_value): Likewise.
30740 (sparc_arg_partial_bytes): Likewise.
30741 (sparc_function_arg_advance): Likewise.
30743 2016-02-29 Jeff Law <law@redhat.com>
30745 PR tree-optimization/70005
30746 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
30747 where an object with a boolean range is compared against a value
30750 PR tree-optimization/69999
30751 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
30752 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
30755 2016-02-29 Richard Biener <rguenther@suse.de>
30757 PR tree-optimization/69994
30758 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
30759 (get_unary_op): Look through nop conversions.
30760 (ops_equal_values_p): New function, look for equality diregarding
30762 (eliminate_plus_minus_pair): Use ops_equal_values_p
30763 (repropagate_negates): Do not use get_unary_op here.
30765 2016-02-29 Martin Liska <mliska@suse.cz>
30767 * system.h: Poison ENABLE_CHECKING macro.
30769 2016-02-29 Martin Liska <mliska@suse.cz>
30771 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
30772 is presented in dump flags.
30773 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
30774 (hsa_regalloc): Likewise.
30776 2016-02-19 Richard Biener <rguenther@suse.de>
30778 PR tree-optimization/69980
30779 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
30780 permutation of those we need to keep.
30782 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
30785 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
30786 (NWORDS_UP): ...this
30787 (init_cumulative_args): Minor tweaks.
30788 (sparc_promote_function_mode): Likewise.
30789 (scan_record_type): Delete.
30790 (traverse_record_type): New function template.
30791 (classify_data_t): New structure type.
30792 (classify_registers): New inline function.
30793 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
30794 exhausted. Instantiate traverse_record_type on classify_registers and
30795 deal with the case of a structure passed in slot #15 with no FP field
30797 (assign_data_t): New structure type.
30798 (compute_int_layout): New static function.
30799 (compute_fp_layout): Likewise.
30800 (count_registers): New inline function.
30801 (assign_int_registers): New static function.
30802 (assign_fp_registers): Likewise.
30803 (assign_registers): New inline function.
30804 (function_arg_record_value_1): Delete.
30805 (function_arg_record_value_2): Likewise.
30806 (function_arg_record_value_3): Likewise.
30807 (function_arg_record_value): Adjust to above changes. Instantiate
30808 traverse_record_type on count_registers to first count the number of
30809 registers to be used and then on assign_registers to assign them.
30810 (function_arg_union_value): Adjust to above renaming.
30811 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
30812 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
30813 case of a structure passed in slot #15
30814 (sparc_function_arg_advance): Likewise.
30815 (function_arg_padding): Minor tweak.
30817 2016-02-29 Richard Biener <rguenther@suse.de>
30819 PR tree-optimization/69720
30820 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
30821 the adjustment_def path for possibly vectorized defs.
30822 (vect_create_epilog_for_reduction): Handle vectorized initial
30825 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
30827 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
30829 2016-02-27 Jeff Law <law@redhat.com>
30832 2016-02-26 Richard Biener <rguenther@suse.de>
30833 Jeff Law <law@redhat.com>
30835 PR tree-optimization/69740
30836 * cfghooks.c (remove_edge): Request loop fixups if we delete
30837 an edge that might turn an irreducible loop into a natural
30840 2016-02-27 Jakub Jelinek <jakub@redhat.com>
30842 PR rtl-optimization/69896
30843 * tree-vect-generic.c (get_compute_type): Avoid single element
30846 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
30848 Rename the AArch64 tuning option and related functions to enable the
30849 Newton series for the reciprocal square root to reflect its
30850 approximative characteristic.
30852 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
30853 function to "aarch64_emit_approx_rsqrt".
30854 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
30855 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
30856 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
30857 (xgene1_tunings): Likewise.
30858 (use_rsqrt_p): Likewise.
30859 (aarch64_emit_swrsqrt): Use new function name.
30860 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
30861 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
30862 text explaining this option.
30863 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
30865 2016-02-26 Jakub Jelinek <jakub@redhat.com>
30868 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
30869 complain about -mallow-movmisalign without -mvsx if
30870 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
30872 2016-02-26 Joel Sherrill <joel@rtems.org>
30874 * config.gcc: Add x86_64-*-rtems*.
30875 * config/i386/rtems-64.h: New file.
30877 2016-02-26 Joel Sherrill <joel@rtems.org>
30879 * config.gcc: Add aarch64-*-rtems*.
30880 * config/aarch64/rtems.h: New file.
30882 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
30885 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
30886 shift amount using %h. Add comment.
30888 2016-02-26 Richard Biener <rguenther@suse.de>
30889 Jeff Law <law@redhat.com>
30891 PR tree-optimization/69740
30892 * cfghooks.c (remove_edge): Request loop fixups if we delete
30893 an edge that might turn an irreducible loop into a natural
30896 2016-02-26 Martin Jambor <mjambor@suse.cz>
30898 PR middle-end/69920
30899 * tree-sra.c (sra_modify_assign): Do not remove loads of
30900 uninitialized aggregates to SSA_NAMEs.
30902 2016-02-26 Richard Henderson <rth@redhat.com>
30905 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
30906 pseudo in case the target rtx matches the source of the left
30909 2016-02-26 Martin Jambor <mjambor@suse.cz>
30912 * hsa.h (hsa_type_packed_p): Declare.
30913 * hsa.c (hsa_type_packed_p): New function.
30914 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
30916 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
30917 * hsa-brig.c (emit_basic_insn): Likewise.
30919 2016-02-26 Martin Jambor <mjambor@suse.cz>
30922 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
30924 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
30926 2016-02-26 Martin Jambor <mjambor@suse.cz>
30928 * hsa.h (is_a_helper): New overload for hsa_op_immed for
30929 hsa_op_with_type operands.
30930 (hsa_unsigned_type_for_type): Declare.
30931 * hsa.c (hsa_unsigned_type_for_type): New function.
30932 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
30933 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
30934 the finalizer. Do not emit extra move.
30936 2016-02-26 Martin Jambor <mjambor@suse.cz>
30938 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
30939 atomic operations in private segment.
30941 2016-02-26 Martin Jambor <mjambor@suse.cz>
30943 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
30944 statements to wi->info. Also disallow omp simd constructs.
30945 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
30946 for not gridifying. Dump special string for omp_for.
30948 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30951 * config/aarch64/aarch64.c (aarch64_set_current_function):
30952 Save/restore target globals when switching to
30953 target_option_default_node.
30955 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30958 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
30959 Return 0 if !SHIFT_COUNT_TRUNCATED.
30961 2016-02-26 Jakub Jelinek <jakub@redhat.com>
30962 Eric Botcazou <ebotcazou@adacore.com>
30964 PR rtl-optimization/69891
30965 * dse.c (scan_insn): If we can't figure out memset arguments
30966 or they are non-constant, call clear_rhs_from_active_local_stores.
30968 2016-02-26 Martin Liska <mliska@suse.cz>
30970 * doc/extend.texi: Mention clog10, clog10f an clog10l
30971 in Builtins section.
30973 2016-02-26 Martin Liska <mliska@suse.cz>
30975 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
30977 (resolve_args_picking_1): Likewise.
30978 * dwarf2out.h (struct GTY): Likewise.
30980 2016-02-26 Martin Liska <mliska@suse.cz>
30982 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
30983 with flag_checking.
30984 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
30986 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
30987 Martin Liska <mliska@suse.cz>
30989 * doc/install.texi: Mention --enable-valgrind-annotations.
30991 2016-02-26 Richard Biener <rguenther@suse.de>
30993 PR tree-optimization/69551
30994 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
30995 looking through aliases adjust DECL_PT_UID to refer to the
30996 ultimate alias target.
30998 2016-02-25 Martin Liska <mliska@suse.cz>
31000 PR middle-end/69919
31001 * alloc-pool.c (after_memory_report): New variable.
31002 * alloc-pool.h (base_pool_allocator ::release): Do not use
31003 the infrastructure if after_memory_report.
31004 * toplev.c (toplev::main): Mark after memory report.
31006 2016-02-25 Richard Biener <rguenther@suse.de>
31008 PR tree-optimization/48795
31009 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
31011 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
31014 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
31015 offloading is enabled and -fopenacc or -fopenmp is specified.
31016 (CRTOFFLOADEND): Likewise.
31017 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
31018 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
31019 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
31020 (offload_objects_file_name): New static var.
31021 (tool_cleanup): Remove offload_objects_file_name file.
31022 (find_offloadbeginend): Replace with ...
31023 (find_crtoffloadtable): ... this.
31024 (run_gcc): Remove offload_argc and offload_argv.
31025 Get offload_objects_file_name from -foffload-objects=... option.
31026 Read names of object files with offload from this file, pass them to
31027 compile_images_for_offload_targets. Don't call find_offloadbeginend and
31028 don't pass offloadbegin and offloadend to the linker. Don't pass
31029 offload non-LTO files to the linker, because now they're not claimed.
31031 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
31034 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
31035 on builtin_unreachable.
31037 2016-02-25 Jakub Jelinek <jakub@redhat.com>
31039 PR rtl-optimization/69896
31040 * regcprop.c: Include cfgrtl.h.
31041 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
31042 than remembered mode, either delete it (if noop_move_p), or
31043 treat like copy_p but not noop_p instruction.
31045 2016-02-24 Jakub Jelinek <jakub@redhat.com>
31048 * dwarf2out.c (gen_variable_die): Work around buggy LTO
31049 - allow NULL decl for Fortran DW_TAG_common_block variables.
31051 2016-02-24 Jason Merrill <jason@redhat.com>
31053 * common.opt (flifetime-dse): Add -flifetime-dse=1.
31055 2016-02-24 Richard Biener <rguenther@suse.de>
31056 Jakub Jelinek <jakub@redhat.com>
31058 PR middle-end/69760
31059 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
31060 conditionally executed ops to well-defined overflow behavior.
31062 2016-02-24 Jakub Jelinek <jakub@redhat.com>
31064 PR middle-end/69915
31065 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
31068 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31070 PR rtl-optimization/69886
31071 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
31072 argument. Use it when checking validity of set instructions.
31073 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
31074 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
31076 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
31077 * store-motion.c (find_moveable_store): Update
31078 can_assign_to_reg_without_clobbers_p callsite.
31080 2016-02-24 Richard Biener <rguenther@suse.de>
31082 PR middle-end/68963
31083 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
31085 (record_nonwrapping_iv): Do not fall back to the low/high bound
31086 for non-constant IV bases if the stmt is not always executed.
31088 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31090 * config/arm/arm-cores.def (cortex-a32): New entry.
31091 * config/arm/arm-tables.opt: Regenerate.
31092 * config/arm/arm-tune.md: Regenerate.
31093 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
31094 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
31095 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
31096 for -mcpu and -mtune.
31098 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31101 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
31102 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
31103 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
31104 (atomic_loaddi_1): Delete.
31105 (atomic_loaddi): Rewrite expander using the above changes.
31107 2016-02-24 Jakub Jelinek <jakub@redhat.com>
31110 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
31113 2016-02-24 Jakub Jelinek <jakub@redhat.com>
31114 Richard Biener <rguenth@suse.de>
31116 PR middle-end/69909
31117 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
31118 set_mem_attributes if tem is SSA_NAME which got expanded
31121 2016-02-24 Richard Biener <rguenther@suse.de>
31123 PR tree-optimization/69907
31124 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
31125 end of permutations for BB vectorization.
31127 2016-02-24 Christian Bruel <christian.bruel@st.com>
31129 * config/arm/arm-c.c (arm_option_override): Initialize
31130 target_option_current_node.
31131 * config/arm/arm.c (arm_pragma_target_parse): Replace
31132 build_target_option_node call by target_option_current_node.
31133 Set target_option_current_node.
31136 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
31139 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
31140 define_insn_and_split to define_insn.
31141 (zero_extendqi<mode>2_dot2): Same.
31142 (extendqi<mode>2_dot): Same.
31143 (extendqi<mode>2_dot2): Same.
31145 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
31147 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
31148 and add bypass for AES{D,E} and AESMC pairs.
31149 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
31152 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
31154 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
31155 series for reciprocal square root in Exynos M1.
31157 2016-02-23 Martin Sebor <msebor@redhat.com>
31160 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
31161 __builtin_alloca_with_align.
31163 2016-02-23 Richard Henderson <rth@redhat.com>
31165 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
31166 (ix86_register_pragmas): Remove __seg_tls.
31167 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
31168 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
31169 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
31170 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
31171 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
31172 * doc/extend.texi (__seg_tls): Remove item.
31174 2016-02-23 Richard Biener <rguenther@suse.de>
31176 * alloc-pool.h (struct allocation_object): Make id member
31177 conditional on CHECKING_P again.
31178 (get_instance): Adjust.
31179 (base_pool_allocator): Likewise.
31181 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
31183 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
31184 (parallelize_loops): In OpenACC kernels mode, set n_threads to
31186 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
31188 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
31190 2016-02-23 Richard Biener <rguenther@suse.de>
31192 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
31193 * bitmap.h (struct bitmap_usage): Likewise.
31194 (bitmap_move): Declare.
31195 * bitmap.c (register_overhead): Take size_t argument.
31196 (bitmap_move): New function.
31197 * df-problems.c (df_rd_transfer_function): Use bitmap_move
31198 to properly account overhead.
31199 * tree.c (free_node): Use tree_size.
31201 2016-02-23 Jakub Jelinek <jakub@redhat.com>
31204 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
31205 when inverting comparison.
31208 * common.opt (Wunreachable-code): Add Warning flag.
31210 2016-02-23 Mark Wielaard <mjw@redhat.com>
31211 Jakub Jelinek <jakub@redhat.com>
31214 * cgraphunit.c (check_global_declaration): Check main_input_filename
31215 and DECL_SOURCE_FILE are not NULL.
31217 2016-02-23 Martin Jambor <mjambor@suse.cz>
31219 PR tree-optimization/69666
31220 * tree-sra.c (sra_modify_assign): Do not attempt to create
31221 default_def replacements for unscalarizable regions.
31223 2016-02-20 Mark Wielaard <mjw@redhat.com>
31226 * cgraphunit.c (check_global_declaration): Check level of
31227 warn_unused_const_variable and main_input_filename.
31228 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
31229 (-Wunused-variable): For C implies -Wunused-const-variable=1.
31230 (-Wunused-const-variable): Explain levels 1 and 2.
31232 2016-02-22 Jakub Jelinek <jakub@redhat.com>
31235 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
31236 identical arguments. Formatting and spelling fixes.
31239 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
31244 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
31245 and m68k-devices.def.
31246 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
31247 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
31249 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
31251 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
31252 and HImode registers.
31254 2016-02-22 Richard Biener <rguenther@suse.de>
31256 PR tree-optimization/69882
31257 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
31258 preserve permutations present because of gaps.
31259 (vect_supported_load_permutation_p): Always continue checking
31260 permutations after vect_attempt_slp_rearrange_stmts.
31262 2016-02-22 Bin Cheng <bin.cheng@arm.com>
31264 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
31265 min_profitable_estimate, rather than min_profitable_iters.
31267 2016-02-22 Jakub Jelinek <jakub@redhat.com>
31270 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
31271 SImode for last match_operand.
31273 2016-02-22 Martin Liska <mliska@suse.cz>
31275 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
31276 return bitsize - 1 as the return value.
31278 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
31282 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
31283 Handle negative shift counts.
31284 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
31285 force_reg on the shift constant.
31286 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
31287 (lshrsi3_d): Handle negative shift counts.
31289 2016-02-22 Richard Biener <rguenther@suse.de>
31290 Tom de Vries <tom@codesourcery.com>
31292 * graph.c: Include dumpfile.h.
31293 (print_graph_cfg): Split into three overloads.
31294 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
31296 2016-02-22 Tom de Vries <tom@codesourcery.com>
31298 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
31301 2016-02-22 Richard Biener <rguenther@suse.de>
31304 * ipa-inline-transform.c (inline_call): When not updating
31305 overall summaries adjust self size by the growth estimate.
31306 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
31307 hash-set, do not update overall summaries here. Renamed from ...
31308 (inline_to_all_callers): ... this which is now wrapping the
31309 above and performing delayed overall summary update.
31310 (early_inline_small_functions): Delay updating of the overall
31313 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
31315 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
31318 2016-02-19 Jakub Jelinek <jakub@redhat.com>
31321 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
31322 :%* in %:gt() argument.
31323 (greater_than_spec_func): Adjust for expecting only numbers,
31324 if there are more than two numbers, compare the last two.
31326 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
31328 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
31329 -Wnarrowing with -std.
31331 2016-02-19 Jakub Jelinek <jakub@redhat.com>
31334 * expr.c (store_field): Don't use bit-field path if exp is
31335 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
31336 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
31337 and the assignment can be performed by bitwise copy. Formatting
31340 PR middle-end/69838
31341 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
31342 call copy_reg_eh_region_note_forward on before and/or after sequences
31343 and remove note from insn if it no longer can throw.
31346 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
31347 if TARGET_AVX512BW.
31349 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31351 * config/s390/vector.md: Add missing commutative operand markers
31352 to the patterns which qualify for one.
31353 * config/s390/vx-builtins.md: Likewise.
31355 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31357 * config/s390/vector.md (VI, VI_QHS): Add single element vector
31358 types to mode iterators.
31359 (vec_double): ... and mode attribute.
31360 * config/s390/vx-builtins.md (non_vec_int): Likewise.
31362 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31364 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
31365 Change the predicate of op2 from nonimmediate to general and let
31366 reload fix it if necessary.
31368 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31370 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
31372 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31374 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
31377 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31379 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
31380 * config/s390/s390.c (s390_expand_vec_movstr): New function.
31381 * config/s390/s390.md ("movstr<P:mode>"): Call
31382 s390_expand_vec_movstr.
31384 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31386 * config/s390/s390.md: Add missing output modifier for operand 1
31387 to print it as address properly.
31389 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
31391 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
31392 * config/s390/2964.md: New file.
31393 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
31394 of insn grouping attributes depending on the CPU level.
31395 (s390_get_unit_mask): New function.
31396 (s390_sched_score): Remove the OOO from the scheduling macros.
31397 Add loop to calculate a score for the instruction mix.
31398 (s390_sched_reorder): Likewise plus improve debug output.
31399 (s390_sched_variable_issue): Rename macros as above. Calculate
31400 the unit distances after actually scheduling an insn. Improve
31402 (s390_sched_init): Clear last_scheduled_unit_distance array.
31403 * config/s390/s390.md: Include 2964.md.
31405 2016-02-18 Jakub Jelinek <jakub@redhat.com>
31408 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
31409 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
31410 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
31411 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
31412 *avx512f_<code>v8div16qi2_mask_1): New insns.
31414 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
31417 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
31420 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
31421 earlyclobber from target. Use wF constraint for fused memory
31423 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
31425 2016-02-18 Jakub Jelinek <jakub@redhat.com>
31426 Martin Liska <mliska@suse.cz>
31429 * cfgexpand.c (asan_sanitize_stack_p): New function.
31430 (partition_stack_vars): Use the function.
31431 (expand_stack_vars): Likewise.
31432 (defer_stack_allocation): Likewise.
31433 (expand_used_vars): Likewise.
31435 2016-02-18 Richard Biener <rguenther@suse.de>
31437 PR middle-end/69553
31438 * fold-const.c (operand_equal_p): Properly compare offsets for
31439 IMAGPART_EXPR and ARRAY_REF.
31441 2016-02-18 Nick Clifton <nickc@redhat.com>
31445 * config/arm/arm.c (arm_option_override_internal): Disable
31446 interworking if the target does not support thumb instructions.
31447 (arm_reload_in_hi): Handle the case where a register to register
31448 move needs reloading because there is no simple pattern to handle
31450 (arm_reload_out_hi): Likewise.
31452 2016-02-18 Richard Biener <rguenther@suse.de>
31454 PR middle-end/69854
31455 * match.pd: Don't use fold_binary or fold_unary for folding
31458 2016-02-17 Jakub Jelinek <jakub@redhat.com>
31461 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
31462 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
31463 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
31464 warn on gimple_no_warning_p statements.
31466 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
31468 * doc/extend.texi (C++ Attributes): Correct description of
31469 warn_unused type attribute.
31471 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
31473 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
31474 correct instruction.
31476 2016-02-17 Richard Biener <rguenther@suse.de>
31478 PR rtl-optimization/69609
31479 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
31480 (find_traces_1_round): When ending a trace update cached priority
31482 (bb_to_key): Use cached priority when available.
31483 (copy_bb): Initialize cached priority.
31484 (reorder_basic_blocks_software_trace_cache): Likewise.
31486 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31489 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
31491 (aarch64_comparison_operator): Break overly long line into two.
31492 (aarch64_comparison_operation): Likewise.
31493 * config/aarch64/aarch64.md (cstorecc4): Use
31494 aarch64_comparison_operator_mode instead of
31495 aarch64_comparison_operator.
31496 (cstore<mode>4): Likewise.
31497 (aarch64_cstore<mode>): Likewise.
31498 (*cstoresi_insn_uxtw): Likewise.
31499 (cstore<mode>_neg): Likewise.
31500 (*cstoresi_neg_uxtw): Likewise.
31502 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
31505 * config/arm/predicates.md (arm_comparison_operator_mode):
31507 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
31508 instead of arm_comparison_operator.
31509 (*mov_negscc): Likewise.
31510 (*mov_notscc): Likewise.
31511 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
31512 (*thumb2_mov_negscc): Likewise.
31513 (*thumb2_mov_negscc_strict_it): Likewise.
31514 (*thumb2_mov_notscc): Likewise.
31515 (*thumb2_mov_notscc_strict_it): Likewise.
31517 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
31519 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
31520 Add missing return.
31522 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
31524 * config/visium/visium.c (machine_libfunc_index): New enum.
31525 (machine_libfuncs): New structure.
31526 (visium_libfuncs): New static variable.
31527 (TARGET_INIT_LIBFUNCS): Define to...
31528 (visium_init_libfuncs): ...this. New function.
31529 (expand_block_move_4): Use the appropriate libfunc.
31530 (expand_block_move_2): Likewise.
31531 (expand_block_move_1): Likewise.
31532 (expand_block_set_4): Likewise.
31533 (expand_block_set_2): Likewise.
31534 (expand_block_set_1): Likewise.
31535 (visium_trampoline_init): Likewise.
31537 2016-02-17 Nick Clifton <nickc@redhat.com>
31539 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
31540 TI's devices.csv file as of March 2016.
31542 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
31545 * opts-global.c (handle_common_deferred_options): Introduce and
31546 initialize two global variables to remember command-line options
31547 specifying a stack-limiting register.
31548 * opts.h: Add extern declarations of the two new global variables.
31549 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
31550 variable based on the values of the two new global variables.
31552 2016-02-16 Jakub Jelinek <jakub@redhat.com>
31555 * common.opt (Wnonnull-compare): New warning.
31556 * doc/invoke.texi (-Wnonnull): Remove text about comparison
31557 of arguments against NULL.
31558 (-Wnonnull-compare): Document.
31559 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
31560 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
31561 * passes.def (pass_warn_nonnull_compare): Add.
31562 * gimple-ssa-nonnull-compare.c: New file.
31564 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
31566 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
31567 AARCH64_EXTRA_TUNE_RECIP_SQRT.
31569 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
31571 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
31572 reciprocal sqrt for -mlow-precision-recip-sqrt.
31574 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
31575 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
31577 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
31578 always use lane loads to construct non-constant vectors.
31580 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
31582 * config/aarch64/aarch64.md
31583 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
31584 constraints for operand 3.
31585 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
31587 2016-02-16 Jakub Jelinek <jakub@redhat.com>
31588 Richard Biener <rguenther@suse.de>
31590 PR tree-optimization/69820
31591 * tree-vect-patterns.c (type_conversion_p): Return false if
31592 *orig_type is unsigned single precision or boolean.
31593 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
31596 2016-02-16 Jakub Jelinek <jakub@redhat.com>
31598 PR rtl-optimization/69764
31599 PR rtl-optimization/69771
31600 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
31601 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
31603 2016-02-16 Richard Biener <rguenther@suse.de>
31605 PR tree-optimization/69776
31606 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
31608 (indirect_refs_may_alias_p): Likewise.
31609 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
31610 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
31611 according to tbaa_p.
31612 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
31613 (optimize_stmt): For redundant store discovery do not allow tbaa.
31615 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
31617 PR tree-optimization/69714
31618 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
31619 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
31621 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
31623 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
31624 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
31625 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
31626 * config/arc/arc.c (arc_init): Check FPU options.
31627 (get_arc_condition_code): Handle new CC_FPU* modes.
31628 (arc_select_cc_mode): Likewise.
31629 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
31630 register pair only. Allow access for ARCv2 accumulator.
31631 (gen_compare_reg): Whenever we have FPU support use FPU compare
31633 (arc_reorg): Don't generate brcc insns when FPU compare
31634 instructions are involved.
31635 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
31636 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
31637 floating point emulation.
31638 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
31639 (REVERSE_CONDITION): Add new CC_FPU* modes.
31640 (TARGET_FP_SP_BASE): Define.
31641 (TARGET_FP_DP_BASE): Likewise.
31642 (TARGET_FP_SP_FUSED): Likewise.
31643 (TARGET_FP_DP_FUSED): Likewise.
31644 (TARGET_FP_SP_CONV): Likewise.
31645 (TARGET_FP_DP_CONV): Likewise.
31646 (TARGET_FP_SP_SQRT): Likewise.
31647 (TARGET_FP_DP_SQRT): Likewise.
31648 (TARGET_FP_DP_AX): Likewise.
31649 * config/arc/arc.md (ARCV2_ACC): New constant.
31650 (type): New fpu type attribute.
31651 (SDF): Conditional iterator.
31652 (cstore<mode>, cbranch<mode>): Change expand condition.
31653 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
31654 handles FPU/FPX cases as well.
31655 * config/arc/arc.opt (mfpu): New option.
31656 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
31658 (adddf3, muldf3, subdf3): Removed.
31659 * config/arc/predicates.md (proper_comparison_operator): Recognize
31661 * config/arc/fpu.md: New file.
31662 * doc/invoke.texi (ARC Options): Document mfpu option.
31664 2016-02-16 Richard Biener <rguenther@suse.de>
31666 PR rtl-optimization/69291
31667 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
31668 noce_operand_ok check.
31670 2016-02-16 Tom de Vries <tom@codesourcery.com>
31673 * omp-low.c (simd_clone_create): Remove call to
31674 symtab->call_cgraph_insertion_hooks.
31676 2016-02-16 Jakub Jelinek <jakub@redhat.com>
31678 PR tree-optimization/69802
31679 * tree-ssa-reassoc.c (update_range_test): If op is
31680 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
31681 op == 1 test of precision 1 integral op, otherwise handle
31682 that case as op itself. Fix up formatting.
31683 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
31686 2016-02-16 Richard Biener <rguenther@suse.de>
31688 PR tree-optimization/69586
31689 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
31690 types for conversion sources.
31692 2016-02-16 Richard Biener <rguenther@suse.de>
31694 PR middle-end/69801
31695 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
31696 mask OEP_ADDRESS_OF.
31698 2016-02-16 Alan Modra <amodra@gmail.com>
31701 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
31702 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
31703 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
31705 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
31706 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
31707 (p8_fmrgow_<mode>): Likewise.
31708 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
31710 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
31711 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
31712 to use movdi_internal64. Remove op0_di.
31713 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
31715 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
31717 Add support for the FCCMP insn types
31719 * config/aarch64/aarch64.md (fccmp): Change insn type.
31720 (fccmpe): Likewise.
31721 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
31722 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
31723 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
31724 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
31725 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
31726 * config/arm/types.md (fccmps): Add new insn type.
31727 (fccmpd): Likewise.
31729 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
31731 * alias.c (get_alias_set): Fix a typo in comment.
31733 2016-02-15 Richard Biener <rguenther@suse.de>
31735 PR tree-optimization/69595
31736 * match.pd: Complete range test simplification to true.
31738 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
31740 PR rtl-optimization/69648
31741 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
31742 pic_offset_table_rtx.
31744 PR rtl-optimization/69752
31745 * ira.c (update_equiv_regs): When looking for more than a single SET,
31746 also take other side effects into account.
31748 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
31750 * config/s390/s390.c (s390_function_profiler): Add a new sequence
31751 for z900+ CPUs in 31-bit mode.
31753 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
31755 * common/config/s390/s390-common.c (s390_supports_split_stack):
31757 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
31758 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
31759 * config/s390/s390.c (struct machine_function): New field
31760 split_stack_varargs_pointer.
31761 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
31762 in s390_emit_prologue.
31763 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
31765 (morestack_ref): New global.
31766 (SPLIT_STACK_AVAILABLE): New macro.
31767 (s390_expand_split_stack_prologue): New function.
31768 (s390_live_on_entry): New function.
31769 (s390_va_start): Use split-stack vararg pointer if appropriate.
31770 (s390_asm_file_end): Emit the split-stack note sections.
31771 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
31772 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
31773 (UNSPECV_SPLIT_STACK_CALL): New unspec.
31774 (UNSPECV_SPLIT_STACK_DATA): New unspec.
31775 (split_stack_prologue): New expand.
31776 (split_stack_space_check): New expand.
31777 (split_stack_data): New insn.
31778 (split_stack_call): New expand.
31779 (split_stack_call_*): New insn.
31780 (split_stack_cond_call): New expand.
31781 (split_stack_cond_call_*): New insn.
31783 2016-02-15 Richard Biener <rguenther@suse.de>
31785 PR tree-optimization/69783
31786 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
31787 Add trivially correct cases.
31789 2016-02-15 Tom de Vries <tom@codesourcery.com>
31792 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
31794 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
31796 2016-02-15 Richard Biener <rguenther@suse.de>
31798 PR tree-optimization/69776
31799 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
31800 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
31801 indicate whether we can use TBAA to disambiguate against stores.
31802 Use alias-set zero if not.
31803 (visit_reference_op_store): Do not use TBAA when looking up
31805 * tree-ssa-pre.c (compute_avail): Use TBAA here.
31806 (eliminate_dom_walker::before_dom_children): But not when looking
31807 up redundant stores.
31809 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
31811 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
31813 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
31815 * config/i386/znver1.md
31816 (znver1_pop, znver1_pop_mem,
31817 znver1_load_imov_double_store,
31818 znver1_load_imov_direct_store,
31819 znver1_load_imov_direct_load,
31820 znver1_load_imov_double_load): Add new.
31821 (znver1_insn, znver1_insn_load): Add icmov type.
31822 (znver1_sseavx_fma,
31823 znver1_sseavx_fma_load,
31825 znver1_avx256_fma_load): Fix pipe usage.
31827 2016-02-14 Alan Modra <amodra@gmail.com>
31830 * reload.c (find_reloads_address_1): For pre/post-inc/dec
31831 with an invalid hard reg, reload just the reg not the entire
31832 pre/post-inc/dec address expression.
31834 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
31837 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
31838 fixed R1_REG scratch reg.
31839 (sibcall_value_pcrel_fdpic): Likewise.
31841 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
31845 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
31847 2016-02-12 Walter Lee <walt@tilera.com>
31849 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
31850 * config/tilegx/t-tilegx: Likewise.
31852 2016-02-12 David Malcolm <dmalcolm@redhat.com>
31855 * diagnostic-show-locus.c (struct line_span): New struct.
31856 (layout::get_first_line): Delete.
31857 (layout::get_last_line): Delete.
31858 (layout::get_num_line_spans): New member function.
31859 (layout::get_line_span): Likewise.
31860 (layout::print_heading_for_line_span_index_p): Likewise.
31861 (layout::get_expanded_location): Likewise.
31862 (layout::calculate_line_spans): Likewise.
31863 (layout::m_first_line): Delete.
31864 (layout::m_last_line): Delete.
31865 (layout::m_line_spans): New field.
31866 (layout::layout): Update comment. Replace m_first_line and
31867 m_last_line with m_line_spans, replacing their initialization
31868 with a call to calculate_line_spans.
31869 (diagnostic_show_locus): When printing source lines and
31870 annotations, rather than looping over a single span
31871 of lines, instead loop over each line_span within
31872 the layout, with an inner loop over the lines within them.
31873 Call the context's start_span callback when changing line spans.
31874 * diagnostic.c (diagnostic_initialize): Initialize start_span.
31875 (diagnostic_build_prefix): Break out the building of the location
31876 part of the string into...
31877 (diagnostic_get_location_text): ...this new function, rewriting
31878 it from nested ternary expressions to a sequence of "if"
31880 (default_diagnostic_start_span_fn): New function.
31881 * diagnostic.h (diagnostic_start_span_fn): New typedef.
31882 (diagnostic_context::start_span): New field.
31883 (default_diagnostic_start_span_fn): New prototype.
31885 2016-02-12 David Malcolm <dmalcolm@redhat.com>
31888 * gcc.c (driver::finalize): Fix cleanup of "specs".
31890 2016-02-12 David Malcolm <dmalcolm@redhat.com>
31894 * gcc.c (driver::driver): Initialize m_option_suggestions.
31895 (driver::~driver): Clean up m_option_suggestions.
31896 (suggest_option): Convert to...
31897 (driver::suggest_option): ...this, and split out into
31898 driver::build_option_suggestions and find_closest_string.
31899 (driver::build_option_suggestions): New function, from
31900 first half of suggest_option. Special-case
31901 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
31902 the sanitizer_opts array. For options of enum types, add the
31903 various enum values to the candidate strings.
31904 (driver::handle_unrecognized_options): Remove "const".
31905 * gcc.h (driver::handle_unrecognized_options): Likewise.
31906 (driver::build_option_suggestions): New decl.
31907 (driver::suggest_option): New decl.
31908 (driver::m_option_suggestions): New field.
31909 * opts-common.c (add_misspelling_candidates): New function.
31910 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
31911 and make non-static.
31912 * opts.h (sanitizer_opts): New array decl.
31913 (add_misspelling_candidates): New function decl.
31914 * spellcheck.c (find_closest_string): New function.
31915 * spellcheck.h (find_closest_string): New function decl.
31917 2016-02-12 Jakub Jelinek <jakub@redhat.com>
31919 PR rtl-optimization/69764
31920 PR rtl-optimization/69771
31921 * optabs.c (expand_binop_directly): For shift_optab_p, force
31922 convert_modes with VOIDmode if xop1 has VOIDmode.
31924 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
31927 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
31928 to correctly determine instrumentation thunks.
31930 2016-02-12 Jakub Jelinek <jakub@redhat.com>
31933 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
31934 type by reference, force lhs on the call.
31937 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
31938 Compute retval and retbnd early in all cases if split_part_return_p
31939 and return_bb is not EXIT. Remove all clobber stmts and reset
31940 all debug stmts that refer to SSA_NAMEs defined in split part,
31941 except if it is retval, in that case replace the old retval with the
31942 lhs of the call to the split part.
31944 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
31947 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
31949 PR middle-end/66726
31950 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
31951 whose result is used in PHI.
31952 (maybe_optimize_range_tests): Likewise.
31953 (final_range_test_p): Likweise.
31955 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
31957 PR middle-end/66726
31958 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
31959 whose result is used in PHI.
31960 (maybe_optimize_range_tests): Likewise.
31961 (final_range_test_p): Likweise.
31963 2016-02-12 Jakub Jelinek <jakub@redhat.com>
31965 * cgraph.c: Spelling fixes - behaviour -> behavior and
31966 neighbour -> neighbor.
31967 * target.def: Likewise.
31968 * sel-sched.c: Likewise.
31969 * config/mips/mips.c: Likewise.
31970 * config/arc/arc.md: Likewise.
31971 * config/arm/cortex-a57.md: Likewise.
31972 * config/arm/arm.c: Likewise.
31973 * config/arm/neon.md: Likewise.
31974 * config/arm/arm-c.c: Likewise.
31975 * config/vms/vms-c.c: Likewise.
31976 * config/s390/s390.c: Likewise.
31977 * config/i386/znver1.md: Likewise.
31978 * config/i386/i386.c: Likewise.
31979 * config/ia64/hpux-unix2003.h: Likewise.
31980 * config/msp430/msp430.md: Likewise.
31981 * config/rx/rx.c: Likewise.
31982 * config/rx/rx.md: Likewise.
31983 * config/aarch64/aarch64-simd.md: Likewise.
31984 * config/aarch64/aarch64.c: Likewise.
31985 * config/nvptx/nvptx.c: Likewise.
31986 * config/bfin/bfin.c: Likewise.
31987 * config/cris/cris.opt: Likewise.
31988 * config/rs6000/rs6000.c: Likewise.
31989 * target.h: Likewise.
31990 * spellcheck.c: Likewise.
31991 * ira-build.c: Likewise.
31992 * tree-inline.c: Likewise.
31993 * builtins.c: Likewise.
31994 * lra-constraints.c: Likewise.
31995 * explow.c: Likewise.
31996 * hwint.h: Likewise.
31997 * targhooks.c: Likewise.
31998 * tree-vect-data-refs.c: Likewise.
31999 * expr.c: Likewise.
32000 * doc/tm.texi: Likewise.
32001 * doc/extend.texi: Likewise.
32002 * doc/install.texi: Likewise.
32003 * doc/md.texi: Likewise.
32004 * tree-ssa-tail-merge.c: Likewise.
32005 * sched-int.h: Likewise.
32006 * match.pd: Likewise.
32007 * sched-ebb.c: Likewise.
32008 * target.def (omit_struct_return_reg): Likewise.
32009 * gimple-ssa-isolate-paths.c: Likewise.
32010 (find_implicit_erroneous_behaviour): Renamed to...
32011 (find_implicit_erroneous_behavior): ... this.
32012 (find_explicit_erroneous_behaviour): Renamed to...
32013 (find_explicit_erroneous_behavior): ... this.
32014 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
32016 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
32018 PR rtl-optimization/64682
32019 PR rtl-optimization/69567
32020 PR rtl-optimization/69737
32021 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
32022 in I2 as well, just lose it.
32024 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32026 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
32028 (aarch64_last_printed_tune_string): Likewise.
32029 (aarch64_declare_function_name): Only output .arch assembler
32030 directive if it will be different from the previously output
32031 directive. Same for .tune comment but only if -dA is set.
32032 (aarch64_start_file): New function.
32033 (TARGET_ASM_FILE_START): Define.
32035 2016-02-11 David Malcolm <dmalcolm@redhat.com>
32038 * Makefile.in (PLUGIN_HEADERS): Add params.list.
32040 2016-02-11 Jakub Jelinek <jakub@redhat.com>
32043 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
32044 -Wmaybe-uninitialized warning.
32046 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
32049 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
32051 2016-02-11 Richard Biener <rguenther@suse.de>
32053 PR rtl-optimization/69291
32054 * ifcvt.c (noce_try_store_flag_constants): Do not allow
32055 subexpressions affected by changing the result.
32057 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
32060 * lra-constraints.c (curr_insn_transform): Find in/out operands
32061 for secondary memory moves. Update dups.
32063 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
32065 PR tree-optimization/69652
32066 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
32067 to nested loop, did source re-formatting, skip debug statements,
32068 add check on statement with volatile operand, remove dead scalar
32071 2016-02-10 Jakub Jelinek <jakub@redhat.com>
32072 Patrick Palka <ppalka@gcc.gnu.org>
32076 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
32077 calls if the return type is TREE_ADDRESSABLE.
32078 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
32079 * ipa-split.c (split_function): Fix doubled "we" in comment.
32080 Use void return type for the split part even if
32081 !split_point->split_part_set_retval.
32083 2016-02-10 Bin Cheng <bin.cheng@arm.com>
32085 PR tree-optimization/68021
32086 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
32087 when computing the value of biv cand by itself.
32089 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
32091 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
32092 (cortexa57_tunings): Likewise.
32093 (cortexa72_tunings): Likewise.
32094 (arch_macro_fusion_pair_p): Add support for AES fusion.
32095 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
32096 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
32097 Allow virtual registers before reload so early scheduling works.
32098 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
32099 correct latency and pipeline.
32100 (cortex_a57_crypto_complex): Likewise.
32101 (cortex_a57_crypto_xor): Likewise.
32102 (define_bypass): Add AES bypass.
32104 2016-02-10 Richard Biener <rguenther@suse.de>
32106 PR tree-optimization/69726
32107 * passes.def: Add DCE pass before late uninit.
32108 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
32109 really fixup if-conversions job.
32111 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
32113 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
32114 (arm_cortex_a57_tune): Likewise.
32115 (aarch_macro_fusion_pair_p): Add support for AES fusion.
32116 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
32118 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
32120 * timevar.def (TV_PHASE_DBGINFO): Delete.
32121 (TV_PHASE_CHECK_DBGINFO): Likewise.
32122 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
32124 2016-02-10 Richard Biener <rguenther@suse.de>
32126 PR tree-optimization/69719
32127 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
32128 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
32130 2016-02-09 Andrew Pinski <apinski@cavium.com>
32133 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
32134 get_vcond_mask_icode returns false.
32136 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
32139 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
32140 an ADDIS that adds a pointer to a large constant that sets the
32141 upper16 bits with a load operation.
32143 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
32146 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
32148 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
32150 (vzipq_s16): Likewise.
32151 (vzipq_s32): Likewise.
32152 (vzipq_f32): Likewise.
32153 (vzipq_u8): Likewise.
32154 (vzipq_u16): Likewise.
32155 (vzipq_u32): Likewise.
32156 (vzipq_p8): Likewise.
32157 (vzipq_p16): Likewise.
32159 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
32162 * config/arm/arm.c (neon_endian_lane_map): New function.
32163 (neon_vector_pair_endian_lane_map): New function.
32164 (arm_evpc_neon_vuzp): Allow for big endian lane order.
32165 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
32167 (vuzpq_s16): Likewise.
32168 (vuzpq_s32): Likewise.
32169 (vuzpq_f32): Likewise.
32170 (vuzpq_u8): Likewise.
32171 (vuzpq_u16): Likewise.
32172 (vuzpq_u32): Likewise.
32173 (vuzpq_p8): Likewise.
32174 (vuzpq_p16): Likewise.
32176 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
32179 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
32182 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
32184 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
32185 truncate const_int operand 1 to QImode.
32187 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
32189 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
32190 corresponding to an abnormal edge.
32192 2016-02-09 Tom de Vries <tom@codesourcery.com>
32194 PR tree-optimization/69599
32195 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
32197 (find_func_aliases_for_builtin_call, find_func_clobbers)
32198 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
32201 2016-02-09 Richard Biener <rguenther@suse.de>
32203 PR tree-optimization/69715
32204 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
32205 LHS on calls as non-rewritable.
32207 2016-02-09 Tom de Vries <tom@codesourcery.com>
32210 * lto-wrapper.c (append_diag_options): New function.
32211 (compile_offload_image): Call append_diag_options.
32213 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
32216 * doc/extend.texi (Flag Output Operands): Correct sectioning.
32217 Minor copy-edit to fix verb tenses.
32219 2016-02-08 Jakub Jelinek <jakub@redhat.com>
32221 PR tree-optimization/69209
32222 * ipa-split.c (split_function): If split part is not
32223 returning retval, retval has gimple type but is not
32224 gimple value, force it into a SSA_NAME first.
32226 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
32228 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
32231 2016-02-08 Jason Merrill <jason@redhat.com>
32234 * convert.c (convert_to_integer_1): Check dofold on truncation
32236 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
32237 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
32238 Rename from *_nofold.
32239 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
32240 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
32242 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
32245 * tree.c (build_common_tree_nodes): Remove short_double argument.
32246 All callers changed.
32247 * tree.h (build_common_tree_nodes): Adjust declaration.
32248 * doc/invoke.texi (-fshort-double): Remove documentation.
32249 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
32250 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
32251 * lto-wrapper.c (merge_and_complain, append_compiler_options)
32252 (append_linker_options): Don't handle OPT_fshort_double.
32254 PR rtl-optimization/68730
32255 * lra-remat.c (insn_to_cand_activation): New static variable.
32256 (lra_remat): Allocate and free it.
32257 (create_cand): New arg activation. Initialize a field in
32258 insn_to_cand_activation if it is nonnull.
32259 (create_cands): Pass the activation insn to create_cand when making
32260 a candidate involving an output reload. Reorganize code a little.
32261 (do_remat): Keep track of active status of candidates in a separate
32264 2016-02-08 Richard Biener <rguenther@suse.de>
32266 PR tree-optimization/69719
32267 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
32268 Properly use absolute of the difference of the two offsets to
32269 compare or adjust the segment length.
32271 2016-02-08 Richard Biener <rguenther@suse.de>
32272 Jeff Law <law@redhat.com>
32275 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
32276 types for anonymous SSA names.
32278 2016-02-08 Richard Biener <rguenther@suse.de>
32280 PR rtl-optimization/69274
32281 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
32283 2016-02-08 Jeff Law <law@redhat.com>
32285 PR tree-optimization/65917
32286 * tree-ssa-dom.c (record_temporary_equivalences): Record both
32287 equivalences from if (x == y) style conditionals.
32288 (loop_depth_of_name): Remove.
32289 (record_equality): Remove loop depth check.
32290 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
32291 (const_and_copies::record_const_or_copy_raw): New member function.
32292 * tree-ssa-scopedtables.c
32293 (const_and_copies::record_const_or_copy_raw): New, factored out of
32294 (const_and_copies::record_const_or_copy): Call new member function.
32296 2016-02-05 Jeff Law <law@redhat.com>
32298 PR tree-optimization/68541
32299 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
32300 (count_stmts_in_block): New function.
32301 (poor_ifcvt_candidate_code): Likewise.
32302 (is_feasible_trace): Add some heuristics to determine when path
32303 splitting is profitable.
32304 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
32305 is a diamond with a single exit.
32307 2016-02-05 Martin Sebor <msebor@redhat.com>
32310 * doc/invoke.texi: Update -Wplacement-new to take an optional
32313 2016-02-06 Richard Henderson <rth@redhat.com>
32316 * tree.c (tree_nop_conversion_p): Do not strip casts into or
32317 out of non-standard address spaces.
32319 2016-02-05 Jakub Jelinek <jakub@redhat.com>
32321 PR rtl-optimization/69691
32322 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
32324 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
32326 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
32327 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
32328 (*ieee128_mfvsrd_64bit): Likewise.
32329 (*ieee128_mfvsrd_32bit): Likewise.
32331 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
32335 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
32337 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
32338 instrumented_version.
32340 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
32342 * doc/invoke.texi (Optimize Options): In table of --param options
32343 rename second occurrence of tracer-min-branch-ratio to
32344 tracer-min-branch-probability, rename
32345 tracer-min-branch-ratio-feedback to
32346 tracer-min-branch-probability-feedback and clarify description,
32347 rename sched-spec-state-edge-prob-cutoff to
32348 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
32349 to selsched-insns-to-rename, rename lto-minpartition to
32350 lto-min-partition, delete reorder-blocks-duplicate and
32351 reorder-blocks-duplicate-feedback.
32353 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
32355 * config/s390/s390.c (s390_register_info_set_ranges): Remove
32358 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
32360 * doc/extend.texi: S/390: Correct some typos.
32362 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
32364 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
32366 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
32369 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
32370 (s390_register_info_gprtofpr): Use new macros above.
32371 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
32373 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
32374 its name. Adjust restore and save gpr ranges.
32375 (s390_register_info_set_ranges): New function.
32376 (s390_register_info): Use new macros above. Call
32377 s390_register_info_set_ranges.
32378 (s390_optimize_register_info): Likewise.
32379 (s390_hard_regno_rename_ok): Use new macros.
32380 (s390_hard_regno_scratch_ok): Likewise.
32381 (s390_emit_epilogue): Likewise.
32382 (s390_can_use_return_insn): Likewise.
32383 (s390_optimize_prologue): Likewise.
32384 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
32386 2016-02-05 Jakub Jelinek <jakub@redhat.com>
32389 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
32391 (ix86_option_override_internal): Disable TARGET_STV even for
32392 -m{incoming,preferred}-stack-boundary=3.
32394 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
32396 * config.gcc: Mark deprecated rtems targets as obsolete.
32398 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
32400 PR rtl-optimization/64682
32401 PR rtl-optimization/69567
32402 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
32403 before I2 only if the register is both used and set in I2.
32405 2016-02-04 DJ Delorie <dj@redhat.com>
32407 * config/msp430/msp430.c (msp430_start_function): Add function type.
32409 2016-02-04 Jakub Jelinek <jakub@redhat.com>
32412 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
32414 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
32416 PR rtl-optimization/69577
32418 2015-10-29 Richard Henderson <rth@redhat.com>
32422 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
32423 sse check to the exact conditions of PR 67609.
32425 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
32428 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
32429 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
32430 not allowed into the traditional Altivec registers.
32431 (movtd_64bit_nodm): Likewise.
32432 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
32434 2016-02-04 David Malcolm <dmalcolm@redhat.com>
32436 * config/aarch64/cortex-a57-fma-steering.c
32437 (aarch64_register_fma_steering): Remove "static" from arguments
32440 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
32443 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
32444 twice when complex.
32446 2016-02-04 Mike Frysinger <vapier@gentoo.org>
32448 * doc/invoke.texi: Delete -mno-fma4.
32450 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
32452 PR rtl-optimization/69577
32453 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
32454 (find_subregs_of_mode): Update accordingly. Iterate over partial
32457 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
32459 * config/arm/arm-protos.h (neon_reinterpret): Remove.
32460 * config/arm/arm.c (neon_reinterpret): Remove.
32461 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
32462 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
32463 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
32464 vreinterpretti): Remove.
32465 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
32466 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
32467 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
32468 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
32469 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
32470 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
32471 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
32472 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
32473 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
32474 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
32475 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
32476 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
32477 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
32478 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
32479 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
32480 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
32481 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
32482 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
32483 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
32484 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
32485 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
32486 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
32487 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
32488 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
32489 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
32490 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
32491 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
32492 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
32493 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
32494 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
32495 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
32496 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
32497 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
32498 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
32499 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
32500 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
32501 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
32502 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
32503 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
32504 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
32505 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
32506 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
32507 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
32508 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
32509 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
32510 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
32511 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
32512 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
32513 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
32514 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
32515 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
32516 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
32517 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
32518 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
32519 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
32520 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
32521 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
32522 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
32523 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
32524 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
32525 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
32526 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
32527 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
32528 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
32529 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
32530 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
32531 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
32532 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
32533 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
32534 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
32535 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
32536 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
32537 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
32538 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
32539 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
32540 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
32541 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
32542 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
32543 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
32544 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
32545 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
32546 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
32547 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
32548 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
32549 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
32550 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
32551 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
32552 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
32553 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
32554 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
32555 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
32556 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
32557 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
32558 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
32559 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
32560 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
32561 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
32562 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
32563 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
32564 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
32565 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
32566 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
32567 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
32569 2016-02-04 Martin Liska <mliska@suse.cz>
32572 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
32573 that are gimple_store_p.
32574 (maybe_instrument_call): Likewise.
32576 2016-02-04 Bin Cheng <bin.cheng@arm.com>
32578 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
32579 register scaling out of memory reference and comment why.
32581 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32585 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
32586 folding the source of a SET.
32588 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
32592 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
32593 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
32595 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
32599 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
32602 2016-02-04 Christian Bruel <christian.bruel@st.com>
32604 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
32605 * config/arm/arm.c (arm_set_current_function): Likewise.
32607 2016-02-04 Jakub Jelinek <jakub@redhat.com>
32608 Ilya Enkovich <enkovich.gnu@gmail.com>
32609 H.J. Lu <hongjiu.lu@intel.com>
32612 * config/i386/i386.c (convert_scalars_to_vector): Remove
32613 stack alignment fixes.
32614 (ix86_option_override_internal): Disable TARGET_STV if stack
32615 might not be aligned enough.
32616 (ix86_minimum_alignment): Assert that TARGET_STV is false.
32618 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
32620 * config/i386/x86-tune.def: Disable default prefetching
32623 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
32624 Vladimir Makarov <vmakarov@redhat.com>
32627 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
32628 in validating fused toc addresses.
32630 2016-02-03 Jakub Jelinek <jakub@redhat.com>
32633 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
32634 range->m_caret fields if range->m_show_caret_p is false.
32637 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
32638 Force oldval into register if it does not satisfy reg_or_short_operand
32639 predicate. Fix up formatting.
32641 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
32642 Alexandre Oliva <aoliva@redhat.com>
32645 * lra-constraints.c (simplify_operand_subreg): Check additionally
32646 address validity after potential reloading.
32647 (process_address_1): Check insns validity. In case of failure do
32650 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
32653 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
32656 2016-02-02 Jakub Jelinek <jakub@redhat.com>
32658 * wide-int.cc (canonize_uhwi): New function.
32659 (wi::divmod_internal): Use it.
32661 2016-02-02 James Norris <jnorris@codesourcery.com>
32663 * gimplify.c (omp_notice_variable): Add usage check.
32665 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
32667 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
32668 like LE, GE, LT, GT when emitting relational operator.
32670 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
32672 * ira-costs.c (find_costs_and_classes): Add extra argument.
32673 * target.def (ira_change_pseudo_allocno_class): Add parameter.
32674 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
32675 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
32676 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
32677 Add best_class parameter, and return it if not ALL_REGS.
32678 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
32680 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
32681 Update target hook.
32683 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
32685 * config/aarch64/aarch64.c
32686 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
32687 (aarch64_ira_change_pseudo_allocno_class): New function.
32689 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
32692 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
32694 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
32696 * config/avr/avr.c (avr_option_override): Set
32697 PARAM_ALLOW_STORE_DATA_RACES to 1.
32699 2016-02-02 Richard Biener <rguenther@suse.de>
32701 PR tree-optimization/69595
32702 * match.pd: Add range test simplifications to true/false.
32704 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
32706 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
32707 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
32710 2016-02-02 Richard Biener <rguenther@suse.de>
32712 PR tree-optimization/69606
32713 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
32714 info on the result before moving a stmt.
32716 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
32718 PR middle-end/68542
32719 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
32720 branch with vector comparison.
32721 * config/i386/sse.md (VI48_AVX): New mode iterator.
32722 (define_expand "cbranch<mode>4): Add support for conditional branch
32723 with vector comparison.
32724 * tree-vect-loop.c (optimize_mask_stores): New function.
32725 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
32726 has_mask_store field of vect_info.
32727 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
32728 vectorized loops having masked stores after vec_info destroy.
32729 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
32730 correspondent macros.
32731 (optimize_mask_stores): Add prototype.
32733 2016-02-02 Alan Modra <amodra@gmail.com>
32736 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
32739 2016-02-02 Alan Modra <amodra@gmail.com>
32742 * config/rs6000/rs6000.c (need_toc_init): New var, set it
32743 whenever toc_label_name used.
32744 (rs6000_file_start): Don't set up toc section here,
32745 (rs6000_output_function_epilogue): do so here instead,
32746 (rs6000_xcoff_file_start): and here.
32747 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
32748 (load_toc_aix_di): Likewise.
32750 2016-02-01 Jakub Jelinek <jakub@redhat.com>
32752 PR rtl-optimization/69592
32753 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
32754 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
32755 (num_sign_bit_copies_binary_arith_p): New inline function.
32756 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
32758 2016-02-01 Jeff Law <law@redhat.com>
32760 PR tree-optimization/69580
32761 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
32762 * tree-ssa-threadbackward.c
32763 (fsm_find_control_statement_thread_paths): Do not try to walk
32764 through large PHI nodes.
32766 2016-02-01 Jakub Jelinek <jakub@redhat.com>
32768 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
32769 when count is incremented above limit, don't analyze further
32772 * omp-low.c (oacc_parse_default_dims): Avoid
32773 -Wsign-compare warning, make sure value fits into int
32774 rather than just unsigned int.
32776 2016-02-01 Bin Cheng <bin.cheng@arm.com>
32778 PR tree-optimization/67921
32779 * fold-const.c (split_tree): New parameters. Convert pointer
32780 type variable part to proper type before negating.
32781 (fold_binary_loc): Pass new arguments to split_tree.
32783 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
32785 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
32786 (nvptx_goacc_validate_dims): Extend to handle global defaults.
32787 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
32788 * doc/tm.texti: Rebuilt.
32789 * doc/invoke.texi (fopenacc-dim): Document.
32790 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
32791 (append_compiler_options): Likewise.
32792 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
32793 (oacc_parse_default_dims): New.
32794 (oacc_validate_dims): Add USED arg. Select non-unity default when
32796 (oacc_loop_fixed_partitions): Return mask of used partitions.
32797 (oacc_loop_auto_partitions): Emit dump info.
32798 (oacc_loop_partition): Return mask of used partitions.
32799 (execute_oacc_device_lower): Parse default dimension arg. Adjust
32800 loop partitioning and validation calls.
32802 2016-02-01 Richard Biener <rguenther@suse.de>
32804 PR middle-end/69556
32805 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
32807 2016-02-01 Richard Biener <rguenther@suse.de>
32809 PR tree-optimization/69574
32810 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
32811 of asserting return chrec_dont_know.
32813 2016-02-01 Martin Liska <mliska@suse.cz>
32815 * mem-stats-traits.h: Add copyright header.
32816 * mem-stats.h: Likewise.
32818 2016-02-01 Richard Biener <rguenther@suse.de>
32820 PR tree-optimization/69579
32821 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
32822 Do not propagate through abnormal PHI results.
32824 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
32826 * postreload.c (reload_cse_simplify): Remove dead code.
32828 2016-02-01 Jakub Jelinek <jakub@redhat.com>
32830 PR rtl-optimization/69570
32831 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
32832 if there is more than one set, not if there is a single set.
32834 2016-02-01 Richard Henderson <rth@redhat.com>
32837 * combine.c (make_compound_operation): When looking through a
32838 subreg, make sure to re-extend to the width of the outer mode.
32840 2016-01-30 Jakub Jelinek <jakub@redhat.com>
32842 PR tree-optimization/69546
32843 * wide-int.cc (wi::divmod_internal): For unsigned division
32844 where both operands fit into uhwi, if o1 is 1 and o0 has
32845 msb set, if divident_prec is larger than bits per hwi,
32846 clear another quotient word and return 2 instead of 1.
32847 Similarly for remainder with msb in HWI set, if dividend_prec
32848 is larger than bits per hwi.
32850 2016-01-29 Martin Jambor <mjambor@suse.cz>
32852 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
32853 Use short lowercase names.
32854 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
32855 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
32856 acq_rel one. Protect warning agains segfaults if
32857 get_memory_order_name returns NULL.
32858 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
32859 with release semantics. Do not warn if get_memory_order already did.
32860 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
32861 semantics. Fix check for relaxed or acquire semantics. Do not warn
32862 if get_memory_order already did.
32864 2016-01-29 Sebastian Pop <s.pop@samsung.com>
32866 * doc/install.texi: Document that isl-0.16 is supported.
32868 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
32871 * config/i386/constraints.md (Bm): Describe as special memory
32873 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
32874 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
32875 * genpreds.c (struct constraint_data): Add is_special_memory.
32876 (have_special_memory_constraints, special_memory_start): New
32878 (special_memory_end): Ditto.
32879 (add_constraint): Add new arg is_special_memory. Add code to
32880 process its true value. Update have_special_memory_constraints.
32881 (process_define_constraint): Pass the new arg.
32882 (process_define_register_constraint): Ditto.
32883 (choose_enum_order): Process special memory.
32884 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
32885 function insn_extra_special_memory_constraint.
32886 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
32887 * gensupport.c (process_rtx): Process
32888 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
32889 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
32890 * ira-lives.c (single_reg_class): Use
32891 insn_extra_special_memory_constraint.
32892 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
32893 * lra-constraints.c (process_alt_operands): Ditto.
32894 (curr_insn_transform): Use insn_extra_special_memory_constraint.
32895 * recog.c (asm_operand_ok, preprocess_constraints): Process
32897 * reload.c (find_reloads): Ditto.
32898 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
32899 * stmt.c (parse_input_constraint): Use
32900 insn_extra_special_memory_constraint.
32902 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
32905 * lra-splill.c (lra_final_code_change): Revert r229087 by
32906 removing all sub-registers.
32908 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
32911 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
32913 2016-01-29 Jakub Jelinek <jakub@redhat.com>
32916 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
32917 SSE1, copy target into the temporary reg first before recursing
32920 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
32922 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
32925 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
32927 * ginclude/stdarg.h: Test __cplusplus instead of
32928 __GXX_EXPERIMENTAL_CXX0X__.
32930 2016-01-29 Richard Biener <rguenther@suse.de>
32932 PR tree-optimization/69547
32933 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
32934 Do not mark clobbers necessary.
32935 (mark_all_reaching_defs_necessary_1): Likewise.
32937 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
32939 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
32940 declaration name with %qs and print it in both error messages.
32941 Also fix indentation.
32943 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
32946 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
32947 trailing blank line from error message.
32949 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
32952 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
32955 2016-01-29 Richard Biener <rguenther@suse.de>
32957 PR middle-end/69537
32958 * match.pd: Allow all integral types when simplifying a
32959 widening or sign-changing conversion.
32961 2016-01-28 Sebastian Pop <s.pop@samsung.com>
32963 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
32964 back to setting codegen_error to fail codegen.
32966 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
32969 * config/i386/constraints.md (C): Only accept constant zero operand.
32970 (BC): New constraint.
32971 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
32972 instead of C constraint.
32973 * doc/md.texi (Machine Constraints): Update description
32976 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
32979 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
32981 2016-01-28 Jakub Jelinek <jakub@redhat.com>
32983 PR middle-end/69542
32984 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
32987 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
32989 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
32990 branches if using guessed profile.
32992 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
32994 * graphite-optimize-isl.c (optimize_isl): Fix dump.
32996 2016-01-28 Richard Henderson <rth@redhat.com>
32999 * config/aarch64/aarch64-modes.def (CC_Cmode): New
33000 * config/aarch64/aarch64-protos.h: Update.
33001 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
33002 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
33003 (aarch64_get_condition_code_1): Handle CC_Cmode.
33004 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
33005 (*add<mode>3_compareC_cconly_imm): New.
33006 (*add<mode>3_compareC_cconly): New.
33007 (*add<mode>3_compareC_imm): New.
33008 (add<mode>3_compareC): New.
33009 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
33010 to be first. Use aarch64_carry_operation.
33011 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
33012 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
33013 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
33014 (subti3): Use subdi3_compare1.
33015 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
33016 (sub<mode>3_compare1): New.
33017 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
33018 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
33019 (*subsi3_carryin_uxtw): Likewise.
33020 (*ngc<mode>, *ngcsi_uxtw): Likewise.
33021 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
33022 * config/aarch64/iterators.md (DWI): New.
33023 * config/aarch64/predicates.md (aarch64_carry_operation): New.
33024 (aarch64_borrow_operation): New.
33026 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
33028 * graphite-optimize-isl.c (optimize_isl): Print a different debug
33029 message when isl does not return a valid schedule.
33031 2016-01-28 Sebastian Pop <s.pop@samsung.com>
33033 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
33034 Remove comments from class declarations: they are already in the code
33037 2016-01-28 Sebastian Pop <s.pop@samsung.com>
33039 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
33041 (ternary_op_to_tree): Same.
33042 (unary_op_to_tree): Same.
33043 (nary_op_to_tree): Same.
33044 (gcc_expression_from_isl_expr_op): Same.
33045 (gcc_expression_from_isl_expression): Same.
33046 (graphite_create_new_loop): Same.
33047 (graphite_create_new_loop_guard): Same.
33048 (build_iv_mapping): Same.
33049 (graphite_create_new_guard): Same.
33050 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
33051 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
33053 2016-01-28 Sebastian Pop <s.pop@samsung.com>
33055 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
33056 instead of setting codegen_error to fail codegen.
33058 2016-01-28 Jason Merrill <jason@redhat.com>
33060 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
33062 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
33064 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
33065 Remove CONST_INT_P check in CCMP cost calculation.
33067 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
33069 * config/aarch64/aarch64.c (generic_vector_cost):
33070 Set vec_permute_cost.
33071 (cortexa57_vector_cost): Likewise.
33072 (exynosm1_vector_cost): Likewise.
33073 (xgene1_vector_cost): Likewise.
33074 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
33075 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
33076 Add vec_permute_cost entry.
33078 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
33080 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
33082 (add<mode>3_compare0): Likewise.
33083 (addsi3_compare0_uxtw): Likewise.
33084 (add<mode>3nr_compare0): Likewise.
33085 (compare_neg<mode>): Likewise.
33086 (<optab><mode>3): Likewise.
33088 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
33090 * tree-vect-stmts.c (vectorizable_comparison): Add
33091 NULL check for vectype.
33093 2016-01-28 Richard Biener <rguenther@suse.de>
33095 PR tree-optimization/69466
33096 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
33097 Account for PHIs we couldn't duplicate.
33099 2016-01-28 Martin Liska <mliska@suse.cz>
33102 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
33103 instead of ENABLE_VALGRIND_CHECKING.
33105 2016-01-27 Richard Henderson <rth@redhat.com>
33108 * lra-remat.c (subreg_regs): New.
33109 (dump_candidates_and_remat_bb_data): Dump it.
33110 (operand_to_remat): Reject if operand in subreg_regs.
33111 (set_bb_regs): Collect subreg_regs.
33112 (lra_remat): Init and free subreg_regs. Compute
33113 calculate_local_reg_remat_bb_data before create_cands.
33115 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
33118 * config/i386/i386.c (ix86_update_stack_boundary): Don't
33119 change stack_alignment_needed for __tls_get_addr call.
33121 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
33123 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
33125 2016-01-27 Jeff Law <law@redhat.com>
33127 PR tree-optimization/68398
33128 PR tree-optimization/69196
33129 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
33130 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
33131 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
33132 Only count PHIs in the last block in the path. The others will
33133 const/copy propagate away. Add heuristic to allow more irreducible
33134 subloops to be created when it is likely profitable to do so.
33136 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
33137 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
33138 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
33140 2016-01-27 Jakub Jelinek <jakub@redhat.com>
33143 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
33144 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
33145 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
33146 * tree-streamer-in.c: Include asan.h.
33147 (streamer_get_builtin_tree): For builtins in sanitizer
33148 range call initialize_sanitizer_builtins and retry.
33150 2016-01-27 Ian Lance Taylor <iant@google.com>
33152 * common.opt (fkeep-gc-roots-live): New undocumented option.
33153 * tree-ssa-loop-ivopts.c (add_candidate_1): If
33154 -fkeep-gc-roots-live, skip pointers.
33155 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
33158 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
33161 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
33162 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
33164 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
33167 * configure.ac: NetBSD provides SSP in its C library.
33168 * configure: Updated.
33170 2016-01-27 Richard Biener <rguenther@suse.de>
33172 PR tree-optimization/69166
33173 * tree-vect-loop.c (vect_is_simple_reduction): Always check
33174 reduction code for commutativity / associativity.
33176 2016-01-27 Martin Jambor <mjambor@suse.cz>
33178 PR tree-optimization/69355
33179 * tree-sra.c (analyze_access_subtree): Correct hole detection when
33180 total_scalarization fails.
33182 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
33184 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
33187 2016-01-27 Christian Bruel <christian.bruel@st.com>
33190 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
33191 Move arm_reset_previous_fndecl and set_target_option_current_node in
33192 the conditional part. Call save_restore_target_globals.
33193 * config/arm/arm.c (arm_set_current_function):
33194 Refactor to better support #pragma target and attribute mix.
33195 Call save_restore_target_globals.
33196 * config/arm/arm-protos.h (save_restore_target_globals): New function.
33198 2016-01-27 Martin Liska <mliska@suse.cz>
33200 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
33201 reference for an HSA kernel and its host function.
33203 2016-01-27 Jakub Jelinek <jakub@redhat.com>
33205 PR tree-optimization/69399
33206 * wide-int.h (wi::lrshift): For larger precisions, only
33207 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
33209 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
33211 * config/arc/predicates.md (proper_comparison_operator): Reject
33212 constant-constant comparison.
33214 2016-01-26 Tom de Vries <tom@codesourcery.com>
33216 PR tree-optimization/69110
33217 * tree-data-ref.c (initialize_data_dependence_relation): Handle
33218 DR_NUM_DIMENSIONS == 0.
33220 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
33221 Sebastian Pop <s.pop@samsung.com>
33223 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
33224 isl_ast_op_cond and isl_ast_op_select.
33225 (gcc_expression_from_isl_expr_op): Same.
33227 2016-01-26 Jason Merrill <jason@redhat.com>
33230 * tree.c (recompute_constructor_flags): Split out from
33232 (verify_constructor_flags): New.
33233 * tree.h: Declare them.
33235 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
33237 PR rtl-optimization/69217
33238 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
33239 are no TYPE_FIELDS set for the record type.
33241 2016-01-26 Jakub Jelinek <jakub@redhat.com>
33244 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
33245 toc_label_name unconditionally.
33246 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
33247 SYMBOL_REF string. Use toc_label_name instead of constructing
33249 (rs6000_elf_declare_function_name): Use toc_label_name instead of
33250 constructing LCTOC1.
33252 2016-01-26 Martin Sebor <msebor@redhat.com>
33255 * doc/extend.texi (Common Type Attributes): Move text that talks about
33256 attribute packed from attribute aligned to the section discussing
33257 the former attribute for clarity.
33259 2016-01-26 Richard Henderson <rth@redhat.com>
33261 PR middle-end/60908
33262 * trans-mem.c (tm_region_init): Mark entry block as visited.
33264 2016-01-26 David Malcolm <dmalcolm@redhat.com>
33267 * diagnostic-show-locus.c (layout::print_source_line): Replace
33268 call to pp_newline with call to layout::print_newline.
33269 (layout::print_annotation_line): Likewise.
33270 (layout::move_to_column): Likewise.
33271 (layout::print_any_fixits): After printing any fixits, print a
33272 trailing newline, if necessary.
33273 (layout::print_newline): New method, resetting any colorization
33275 (diagnostic_show_locus): Move the pp_newline to before the
33276 early bailout. Remove dummy block enclosing the layout instance.
33277 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
33278 of pp_newline_and_flush with pp_flush.
33279 (diagnostic_append_note): Delete use of pp_newline.
33280 (diagnostic_append_note_at_rich_loc): Delete.
33281 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
33282 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
33283 when newline characters are added to the buffer.
33285 2016-01-26 Michael Matz <matz@suse.de>
33287 * configure.ac (ac_cv_std_swap_in_utility): New test.
33288 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
33289 * configure: Regenerate.
33290 * config.in: Regenerate.
33292 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
33294 * config/arc/arc.md (cstoresi4): Force operand into register.
33295 (arcset<code>): Fix predicate.
33296 (arcsetltu): Likewise.
33297 (arcsetgeu): Likewise.
33298 (arcsethi): Likewise.
33299 (arcsetls): Likewise.
33301 2016-01-26 Jakub Jelinek <jakub@redhat.com>
33303 PR tree-optimization/69483
33304 * gimple-fold.c (canonicalize_constructor_val): Return NULL
33305 if base has error_mark_node type.
33307 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
33310 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
33311 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
33313 (vget_lane_f16): Handle big-endian.
33314 (vgetq_lane_f16): Likewise.
33315 (vset_lane_f16): Likewise.
33316 (vsetq_lane_f16): Likewise.
33317 * config/arm/iterators.md (VQXMOV): Add V8HF.
33318 (VDQ): Add V4HF and V8HF.
33319 (V_reg): Handle V4HF and V8HF.
33320 (Is_float_mode): Likewise.
33321 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
33322 neon_vdup_nv8hf): New patterns.
33323 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
33324 Use VD_LANE iterator.
33325 (neon_vld1_dup<mode>): Use VQ2 iterator.
33327 2016-01-26 Nathan Sidwell <nathan@acm.org>
33329 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
33330 (set_oacc_fn_attrib): Add IS_KERNEL arg.
33331 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
33332 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
33333 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
33334 (oacc_validate_dims): Add LEVEL arg, don't return level.
33335 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
33336 oacc_validate_dims.
33337 (execute_oacc_device_lower): Adjust, add more dump output.
33338 * tree-ssa-loop.c (gate_oacc_kernels): Use
33339 oacc_fn_attrib_kernels_p.
33340 * tree-parloops.c (create_parallel_loop): Adjust
33341 set_oacc_fn_attrib call.
33343 2016-01-26 Jakub Jelinek <jakub@redhat.com>
33346 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
33347 (append_compiler_options): Handle -fcilkplus.
33348 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
33350 2016-01-26 Nick Clifton <nickc@redhat.com>
33353 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
33354 been marked as DECL_ONE_ONLY but we do not the means to make it
33355 so, then do not allow it to bind locally.
33357 2016-01-26 Jakub Jelinek <jakub@redhat.com>
33360 * opts.h (parse_sanitizer_options): New prototype.
33361 * opts.c (sanitizer_opts): New array.
33362 (parse_sanitizer_options): New function.
33363 (common_handle_option): Use parse_sanitizer_options.
33365 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
33368 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
33369 alignment adjustment to ...
33370 (ix86_update_stack_boundary): Here. Don't over-align stack for
33372 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
33373 if __tls_get_addr is called.
33375 2016-01-26 Christian Bruel <christian.bruel@st.com>
33377 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
33379 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
33381 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
33383 2016-01-26 Richard Biener <rguenther@suse.de>
33385 PR middle-end/69467
33386 * match.pd: Guard X * CST CMP 0 pattern with single_use.
33388 2016-01-26 Richard Biener <rguenther@suse.de>
33390 PR tree-optimization/69452
33391 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
33392 (move_computations_dom_walker::before_dom_children): Rename
33394 (move_computations_worker): This.
33395 (move_computations): Perform an RPO rather than a DOM walk.
33397 2016-01-26 Jakub Jelinek <jakub@redhat.com>
33400 * combine.c (combine_instructions): For REG_EQUAL note with
33401 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
33402 to the underlying register.
33403 * doc/rtl.texi (REG_EQUAL): Document the behavior of
33404 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
33406 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
33409 * config/aarch64/aarch64-builtins.c
33410 (aarch64_init_simd_builtin_types): Do not set structural
33411 equality to __Poly{8,16,64,128}_t types.
33413 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
33415 PR tree-optimization/69400
33416 * wide-int.cc (wi_pack): Take the precision as argument and
33417 perform canonicalization here rather than in the callers.
33418 Use the main loop to handle all full-width HWIs. Add a
33419 zero HWI if in_len isn't a full result.
33420 (wi::divmod_internal): Update accordingly.
33421 (wi::mul_internal): Likewise. Simplify.
33423 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
33424 Sebastian Pop <s.pop@samsung.com>
33426 * graphite-poly.c (apply_poly_transforms): Simplify.
33427 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
33428 (print_isl_map): Same.
33429 (print_isl_union_map): Same.
33430 (print_isl_schedule): New.
33431 (debug_isl_schedule): New.
33432 * graphite-dependences.c (scop_get_reads): Do not call
33433 isl_union_map_add_map that is undocumented isl functionality.
33434 (scop_get_must_writes): Same.
33435 (scop_get_may_writes): Same.
33436 (scop_get_original_schedule): Remove.
33437 (scop_get_dependences): Do not call isl_union_map_compute_flow that
33438 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
33439 (compute_deps): Remove.
33440 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
33441 (debug_schedule_ast): New.
33442 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
33443 set_separate_option.
33444 (graphite_regenerate_ast_isl): Add dump.
33445 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
33446 from scop->transformed_schedule.
33447 (graphite_regenerate_ast_isl): Add more dump.
33448 * graphite-optimize-isl.c (optimize_isl): Set
33449 scop->transformed_schedule. Check whether schedules are equal.
33450 (apply_poly_transforms): Move here.
33451 * graphite-poly.c (apply_poly_transforms): ... from here.
33452 (free_poly_bb): Static.
33453 (free_scop): Static.
33454 (pbb_number_of_iterations_at_time): Remove.
33455 (print_isl_ast): New.
33456 (debug_isl_ast): New.
33457 (debug_scop_pbb): New.
33458 * graphite-scop-detection.c (print_edge): Move.
33459 (print_sese): Move.
33460 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
33461 (build_scop_scattering): Remove.
33462 (create_pw_aff_from_tree): Assert instead of bailing out.
33463 (add_condition_to_pbb): Remove unused code, do not fail.
33464 (add_conditions_to_domain): Same.
33465 (add_conditions_to_constraints): Remove.
33466 (build_scop_context): New.
33467 (add_iter_domain_dimension): New.
33468 (build_iteration_domains): Initialize pbb->iterators.
33469 Call add_conditions_to_domain.
33472 (index_outermost_in_loop): New.
33473 (index_pbb_in_loop): New.
33474 (outermost_pbb_in): New.
33475 (add_in_sequence): New.
33476 (add_outer_projection): New.
33477 (outer_projection_mupa): New.
33478 (add_loop_schedule): New.
33479 (build_schedule_pbb): New.
33480 (build_schedule_loop): New.
33481 (embed_in_surrounding_loops): New.
33482 (build_schedule_loop_nest): New.
33483 (build_original_schedule): New.
33484 (build_poly_scop): Call build_original_schedule.
33485 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
33486 (free_poly_dr): Remove.
33487 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
33488 (free_poly_bb): Remove.
33489 (debug_loop_vec): Remove.
33490 (print_isl_ast): Declare.
33491 (debug_isl_ast): Declare.
33492 (scop_do_interchange): Remove.
33493 (scop_do_strip_mine): Remove.
33494 (scop_do_block): Remove.
33495 (flatten_all_loops): Remove.
33496 (optimize_isl): Remove.
33497 (pbb_number_of_iterations_at_time): Remove.
33498 (debug_scop_pbb): Declare.
33499 (print_schedule_ast): Declare.
33500 (debug_schedule_ast): Declare.
33501 (struct scop): Remove schedule. Add original_schedule,
33502 transformed_schedule.
33503 (free_gimple_poly_bb): Remove.
33504 (print_generated_program): Remove.
33505 (debug_generated_program): Remove.
33506 (unify_scattering_dimensions): Remove.
33507 * sese.c (print_edge): ... here.
33508 (print_sese): ... here.
33509 (debug_edge): ... here.
33510 (debug_sese): ... here.
33511 * sese.h (print_edge): Declare.
33512 (print_sese): Declare.
33513 (dump_edge): Declare.
33514 (dump_sese): Declare.
33516 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
33517 Sebastian Pop <s.pop@samsung.com>
33519 * Makefile.in: Set ISLVER in site.exp.
33521 2016-01-25 Jakub Jelinek <jakub@redhat.com>
33523 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
33524 DECL_VALUE_EXPR of new_var even for the non-array case. Look
33525 through DECL_VALUE_EXPR for expansion.
33527 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
33529 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
33530 the frame info after reload completed.
33532 2016-01-25 Jeff Law <law@redhat.com>
33534 PR tree-optimization/69196
33535 PR tree-optimization/68398
33536 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
33537 tree-ssa-threadupdate.c.
33538 (determine_bb_domination_status): Prototype
33539 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
33540 (determine_bb_domination_status): No longer static.
33541 (valid_jump_thread_path): Remove code to detect characteristics
33542 of the jump thread path not associated with correctness.
33543 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
33544 Correct test for thread path length. Count PHIs for real operands as
33545 statements that need to be copied. Do not count ASSERT_EXPRs.
33546 Look at all the blocks in the thread path. Compute and selectively
33547 filter thread paths based on threading through the latch, threading
33548 a multiway branch or crossing a multiway branch.
33550 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33552 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
33553 decl with __attribute__ ((unused)) annotation.
33555 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
33558 * tree-vect-stmts.c (vectorizable_condition): Check vectype
33559 of operands is compatible with a statement vectype.
33561 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
33563 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
33564 improve wording for mixed storage order support.
33566 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
33568 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
33569 (vcvt_u64_f64): Likewise.
33570 (vcvta_s64_f64): Likewise.
33571 (vcvta_u64_f64): Likewise.
33572 (vcvtm_s64_f64): Likewise.
33573 (vcvtm_u64_f64): Likewise.
33574 (vcvtn_s64_f64): Likewise.
33575 (vcvtn_u64_f64): Likewise.
33576 (vcvtp_s64_f64): Likewise.
33577 (vcvtp_u64_f64): Likewise.
33579 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
33581 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
33582 (arc_init): Check validity mll64 option.
33583 (arc_save_restore): Use double load/store instruction.
33584 (arc_expand_movmem): Likewise.
33585 (arc_split_move): Don't split if we have double load/store
33586 instructions. Returns a boolean.
33587 (arc_process_double_reg_moves): Change function to return boolean
33588 instead of a sequence of instructions.
33589 (arc_dwarf_register_span): New function.
33590 * config/arc/arc-protos.h (arc_split_move): Change prototype.
33591 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
33592 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
33593 (*movdf_insn): Likewise.
33594 * config/arc/arc.opt (mll64): New option.
33595 * config/arc/predicates.md (even_register_operand): New predicate.
33596 * doc/invoke.texi (ARC Options): Add mll64 documentation.
33598 2016-01-25 Richard Biener <rguenther@suse.de>
33601 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
33602 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
33604 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
33606 2016-01-25 Richard Biener <rguenther@suse.de>
33608 PR tree-optimization/69376
33609 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
33611 (VN_INFO_ANTI_RANGE_P): New inline.
33612 (VN_INFO_RANGE_TYPE): Likewise.
33613 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
33614 SSA_NAME_ANTI_RANGE_P.
33615 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
33616 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
33617 Properly query VN_INFO_RANGE_TYPE.
33619 2016-01-25 Nick Clifton <nickc@redhat.com>
33622 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
33624 2016-01-23 Tom de Vries <tom@codesourcery.com>
33626 PR tree-optimization/69426
33627 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
33630 2016-01-23 Jakub Jelinek <jakub@redhat.com>
33632 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
33633 "the the" with "the" in the comments.
33634 * ipa-devirt.c (build_type_inheritance_graph,
33635 update_type_inheritance_graph): Likewise.
33636 * tree.c (build_function_type_list_1): Likewise.
33637 * cfgloopmanip.c (scale_loop_profile): Likewise.
33638 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
33639 * gimple-ssa-split-paths.c
33640 (find_block_to_duplicate_for_splitting_paths): Likewise.
33641 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
33642 * expr.c (convert_move): Likewise.
33643 * var-tracking.c (vt_stack_adjustments): Likewise.
33644 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
33645 * tree-vrp.c (test_for_singularity): Likewise.
33647 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
33648 directly instead of building a temporary tree.
33651 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
33652 remove <algorithm> include.
33654 2016-01-22 Jakub Jelinek <jakub@redhat.com>
33657 * config/i386/i386.c: Include dojump.h.
33658 (expand_small_movmem_or_setmem,
33659 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
33661 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
33662 if dynamic_check != -1.
33664 2016-01-21 Jeff Law <law@redhat.com>
33666 PR middle-end/69347
33667 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
33668 record_temporary_equivalences. Rewritten to avoid unnecessary calls
33669 into dominated_by_p.
33670 (cprop_into_successor_phis): Avoid unnecessary tests.
33672 2016-01-22 Richard Henderson <rth@redhat.com>
33675 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
33676 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
33678 2016-01-22 Michael Matz <matz@suse.de>
33680 * system.h (string, algorithm): Include only conditionally.
33681 (new): Include always under C++.
33682 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
33683 * final.c (toplevel): Ditto.
33684 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
33685 * genconditions.c (write_header): Make gencondmd.c define
33687 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
33689 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
33690 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
33692 2016-01-22 Christian Bruel <christian.bruel@st.com>
33695 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
33697 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
33700 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
33701 define_insn_and_split. Ensure operands[1] and operands[0] do not
33702 get assigned the same register.
33704 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
33706 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
33708 2016-01-22 Christian Bruel <christian.bruel@st.com>
33710 * config/arm/arm-c.c (arm_pragma_target_parse):
33711 Remove warn_builtin_macro_redefined overwrite.
33713 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
33715 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
33716 flag_non_call_exceptions compatibility.
33718 2016-01-22 Jakub Jelinek <jakub@redhat.com>
33721 * dwarf2out.c (add_child_die_after): New function.
33722 (dwarf_qual_info_t): New type.
33723 (dwarf_qual_info): New variable.
33724 (qualified_die_p): New function.
33725 (modified_type_die): For -fdebug-types-section, ensure
33726 canonical order of qualifiers. Put qualified DIEs adjacent
33727 to the corresponding non-qualified type DIE and search there
33728 for existing qualified DIEs.
33730 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
33732 * doc/extend.texi (scalar_storage_order type attribute): Document
33733 restriction on type punning and aliasing, and remove future tense.
33735 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
33738 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
33741 2016-01-21 Jeff Law <law@redhat.com>
33743 PR middle-end/69347
33744 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
33745 useless call to record_temporary_equivalences.
33746 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
33747 allocate 10 slots in the bb_path vector and let it grow as needed.
33748 (fsm_find_control_statement_thread_paths): Similarly for the next_path
33751 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
33753 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
33755 * configure: Regenerate.
33757 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
33759 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
33760 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
33762 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
33764 PR middle-end/66178
33765 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
33766 drop EXPAND_INITIALIZER.
33767 * rtl.h (contains_symbolic_reference_p): Declare.
33768 * rtlanal.c (contains_symbolic_reference_p): New function.
33769 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
33770 a subtraction into a NOT if symbolic constants are involved.
33772 2016-01-21 Anton Blanchard <anton@samba.org>
33773 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
33776 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
33778 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
33781 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
33783 * config/microblaze/microblaze.c
33784 (get_branch_target): New.
33785 (insert_wic_for_ilb_runout): New.
33787 (microblaze_machine_dependent_reorg): New.
33788 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
33789 * config/microblaze/microblaze.md
33790 (UNSPEC_IPREFETCH): Define.
33791 (iprefetch): New pattern
33792 * config/microblaze/microblaze.opt
33793 (mxl-prefetch): New flag.
33795 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
33797 * config/microblaze/microblaze.h
33798 (FIXED_REGISTERS): Update in macro.
33799 (CALL_USED_REGISTERS): Update in macro.
33801 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
33803 PR rtl-optimization/68920
33804 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
33807 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
33809 PR rtl-optimization/68990
33810 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
33811 pseudo instead of inheritance ones.
33813 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
33814 Nick Clifton <nickc@redhat.com>
33818 * config/mips/mips.c (mips_compute_frame_info): Initialise
33819 args_size and hard_frame_pointer_offset fields of the frame
33820 structure before calling mips_global_pointer.
33822 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
33824 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
33826 * configure: Regenerate.
33828 2016-01-21 Richard Biener <rguenther@suse.de>
33830 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
33832 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
33834 * config/s390/s390.c (s390_asm_declare_function_size): Add code
33835 to actually emit the .size directive.
33837 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
33838 Jakub Jelinek <jakub@redhat.com>
33842 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
33843 args array size by one to avoid buffer overflow.
33845 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
33847 * config/s390/s390.md (pool_section_start): Use switch_to_section
33848 to select proper read-only data section instead of hardcoding
33850 (pool_section_end): Use switch_to_section to match the above.
33852 2016-01-21 Richard Biener <rguenther@suse.de>
33854 PR tree-optimization/69378
33855 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
33856 (set_ssa_val_to): Use it for dominance checks taking into
33857 account not executable edges.
33859 2016-01-21 Jakub Jelinek <jakub@redhat.com>
33862 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
33863 for bitsize instead of GET_MODE_PRECISION (mode).
33865 2016-01-20 Martin Sebor <msebor@redhat.com>
33868 * extend.texi (__sync Builtins): Clarify the semantics of
33869 __sync_fetch_and_OP built-ins on pointers.
33870 (__atomic Builtins): Same.
33872 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33873 Sebastian Pop <s.pop@samsung.com>
33875 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
33876 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
33877 (is_valid_rename): Same.
33878 (translate_isl_ast_to_gimple::get_rename): Same.
33879 (translate_isl_ast_to_gimple::rename_all_uses): Same.
33880 (translate_isl_ast_to_gimple::rename_uses): Same.
33881 (get_new_name): Check for close_phi nodes.
33882 (copy_loop_phi_args): Use phi_node_kind.
33883 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
33884 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
33886 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33887 Sebastian Pop <s.pop@samsung.com>
33889 Revert commit r229783.
33890 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
33891 Remove use of parameter_rename_map.
33892 (copy_def): Remove.
33893 (copy_internal_parameters): Remove.
33894 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
33895 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
33896 (free_sese_info): Do not free parameter_rename_map.
33897 (set_rename): Do not use parameter_rename_map.
33898 (rename_uses): Update call to set_rename.
33899 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
33900 * sese.h (parameter_rename_map_t): Remove.
33901 (struct sese_info_t): Remove field parameter_rename_map.
33903 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33904 Sebastian Pop <s.pop@samsung.com>
33906 * graphite-isl-ast-to-gimple.c: Fix comment.
33907 * graphite-scop-detection.c (defined_in_loop_p): New.
33908 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
33909 names defined in loop.
33911 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33912 Sebastian Pop <s.pop@samsung.com>
33914 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
33915 Discard unstructured if-then-else regions.
33917 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33918 Sebastian Pop <s.pop@samsung.com>
33920 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
33921 (cleanup_loop_iter_dom): Remove.
33922 (build_loop_iteration_domains): Remove.
33923 (build_scop_context): Remove.
33924 (build_scop_iteration_domain): Remove.
33925 (add_loop_constraints): New.
33926 (build_iteration_domains): New.
33927 (build_poly_scop): Call build_iteration_domains.
33929 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33930 Sebastian Pop <s.pop@samsung.com>
33932 * graphite-scop-detection.c
33933 (scop_detection::harmful_loop_in_region): Free dom and loops.
33934 (scop_detection::loop_body_is_valid_scop): Free bbs.
33936 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33937 Sebastian Pop <s.pop@samsung.com>
33939 * graphite-scop-detection.c (record_loop_in_sese): New.
33940 (gather_bbs::before_dom_children): Call record_loop_in_sese.
33941 (build_scops): Remove call to build_sese_loop_nests.
33942 * sese.c (sese_record_loop): Remove.
33943 (build_sese_loop_nests): Remove.
33944 (new_sese_info): Remove region->loops.
33945 (free_sese_info): Same.
33946 * sese.h (sese_contains_loop): Same.
33947 (build_sese_loop_nests): Remove.
33948 (sese_contains_loop): Remove.
33950 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33951 Sebastian Pop <s.pop@samsung.com>
33953 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
33954 loop_is_valid_in_scop.
33955 (scop_detection::harmful_stmt_in_region): Renamed
33956 harmful_loop_in_region.
33957 Call loop_is_valid_in_scop.
33959 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33960 Sebastian Pop <s.pop@samsung.com>
33962 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
33965 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33966 Sebastian Pop <s.pop@samsung.com>
33968 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
33969 * graphite.h (struct poly_bb): Remove field is_reduction.
33970 (PBB_IS_REDUCTION): Remove.
33972 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
33973 Sebastian Pop <s.pop@samsung.com>
33975 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
33976 (add_pdr_constraints): Same.
33977 (scop_get_reads): Same.
33978 (scop_get_must_writes): Same.
33979 (scop_get_may_writes): Same.
33980 (scop_get_original_schedule): Same.
33981 (extend_schedule): Same.
33982 (apply_schedule_on_deps): Same.
33983 (carries_deps): Same.
33984 (compute_deps): Same.
33985 (scop_get_dependences): Same.
33986 * graphite-isl-ast-to-gimple.c
33987 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
33988 * graphite-optimize-isl.c (get_schedule_for_band): Same.
33989 (get_schedule_for_band_list): Same.
33990 (get_schedule_map): Same.
33991 (apply_schedule_map_to_scop): Same.
33992 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
33993 (build_loop_iteration_domains): Same.
33994 (add_condition_to_pbb): Same.
33995 (add_param_constraints): Same.
33996 (pdr_add_memory_accesses): Same.
33997 (pdr_add_data_dimensions): Same.
33999 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
34001 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
34004 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
34006 * common.opt (feliminate-dwarf2-dups): Replace references to
34007 "DWARF 2" with just "DWARF".
34008 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
34009 * doc/extend.texi: Likewise.
34010 * doc/cpp.texi: Likewise.
34011 * doc/invoke.texi: Likewise.
34012 (Option Summary): Add -gdwarf to list of Debugging Options.
34013 (Debugging Options): Document -gdwarf.
34014 * doc/contrib.texi: Spell "DWARF" like that.
34016 2016-01-21 Jakub Jelinek <jakub@redhat.com>
34018 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
34019 warning. Fix up formatting.
34021 PR middle-end/67653
34022 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
34023 attempt to mark memory input operand addressable and
34024 call prepare_gimple_addressable in that case. Don't adjust
34025 input_location for diagnostics, use error_at instead.
34027 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
34029 * config/rs6000/ppc-auxv.h: New file.
34030 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
34031 (cpu_is): Likewise.
34032 (cpu_supports): Likewise.
34033 * config/rs6000/rs6000.c: include "ppc-auxv.h".
34034 (cpu_is_info): New variable.
34035 (cpu_supports_info): Likewise.
34036 (tcb_verification_symbol): Likewise.
34037 (cpu_builtin_p): Likewise.
34038 (cpu_expand_builtin): New function.
34039 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
34040 (rs6000_init_builtins): Likewise.
34041 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
34042 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
34043 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
34044 * configure: Regenerate.
34045 * config.in: Likewise.
34046 * doc/extend.texi (PowerPC Built-in Functions): Document
34047 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
34049 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
34052 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
34054 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
34057 2016-01-20 Richard Henderson <rth@redhat.com>
34063 * tree.c (tm_define_builtin): New.
34064 (find_tm_vector_type): New.
34065 (build_tm_vector_builtins): New.
34066 (build_common_builtin_nodes): Call it.
34068 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
34070 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
34071 (arm_fp_ok): Likewise.
34072 (arm_fp): Likewise.
34073 (arm_crypto): Likewise.
34075 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
34076 Richard Biener <rguenther@suse.de>
34078 PR tree-optimization/69328
34079 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
34080 vectors have same number of elements.
34081 (vectorizable_condition): Fix masked version recognition.
34083 2016-01-20 Richard Biener <rguenther@suse.de>
34085 PR tree-optimization/69345
34086 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
34087 (VN_INFO_PTR_INFO): Likewise.
34088 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
34089 info when it is equal between non-dominating SSA names.
34090 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
34091 Make sure to look at original SSA infos.
34093 2016-01-20 Jeff Law <law@redhat.com>
34096 * config/m68k/predicates.md (pow2_m1_operand): New predicate
34098 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
34099 (pc_or_label_operand): New predicate.
34100 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
34101 tests for small integers that are 2^n - 1.
34103 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
34105 * doc/invoke.texi (Options Summary): Add '.' after @xref.
34107 2016-01-19 Jeff Law <law@redhat.com>
34109 PR middle-end/69347
34110 * tree-ssa-threadbackwards.c
34111 (fsm_find_control_statement_thread_paths): Do not try to lookup
34112 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
34114 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
34116 * doc/lto.texi: Remove text that says only Gold has linker plugin
34119 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
34121 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
34122 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
34123 the DIE accordingly.
34124 (modified_type_die): Add REVERSE parameter and pass it recursively,
34125 as well as to base_type_die. Adjust presence check accordingly.
34126 (base_type_for_mode): Adjust call to modified_type_die.
34127 (add_type_attribute): Add REVERSE parameter and pass it to
34129 (generic_parameter_die): Adjust call to add_type_attribute.
34130 (add_scalar_info): Likewise.
34131 (add_subscript_info): Likewise.
34132 (gen_array_type_die): Likewise.
34133 (gen_descr_array_type_die): Likewise.
34134 (gen_entry_point_die): Likewise.
34135 (gen_enumeration_type_die): Likewise.
34136 (gen_formal_parameter_die): Likewise.
34137 (gen_subprogram_die): Likewise.
34138 (gen_variable_die ): Likewise.
34139 (gen_const_die): Likewise.
34140 (gen_field_die): Likewise.
34141 (gen_pointer_type_die): Likewise.
34142 (gen_reference_type_die): Likewise.
34143 (gen_ptr_to_mbr_type_die): Likewise.
34144 (gen_inheritance_die): Likewise.
34145 (gen_subroutine_type_die): Likewise.
34146 (gen_typedef_die): Likewise.
34147 (force_type_die): Adjust call to modified_type_die.
34149 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
34151 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
34152 flow throughout the file. Fix broken link to Objective-C 2.0
34154 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
34157 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
34159 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
34161 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
34164 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
34165 (maybe_record_node): Record cxa_pure_virtual as the only possible
34166 target if there are not ohter candidates.
34167 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
34169 2016-01-19 Richard Biener <rguenther@suse.de>
34171 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
34172 (get_memory_order): Likewise.
34174 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
34176 * tree-vect-stmts.c (vectorizable_store): Check
34179 2016-01-19 David Malcolm <dmalcolm@redhat.com>
34182 * gcc.c (driver::decode_argv): Add call to
34183 init_opts_obstack before init_options_struct.
34184 * opts.c (init_opts_obstack): Remove idempotency.
34185 (init_options_struct): Replace call to init_opts_obstack
34186 with a gcc_assert to verify that it has already been called.
34187 * toplev.c (toplev::main): Add call to init_opts_obstack before
34188 calls to init_options_struct.
34189 (toplev::finalize): Move cleanup of opts_obstack next to
34190 cleanup of save_decoded_options, clearing the latter, and
34191 save_decoded_options_count.
34193 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34196 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
34197 attribute to unconditional. Remove %? from output template.
34199 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
34200 Jiong Wang <jiong.wang@arm.com>
34202 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
34203 generated from different expand order.
34205 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
34207 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
34208 Add support for CCMP costing.
34210 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
34212 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
34213 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
34214 (fccmpe<mode>): Likewise.
34215 (fcmp): Rename to fcmp and globalize pattern.
34217 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
34218 (aarch64_gen_ccmp_next): Add FP support.
34220 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
34222 * target.def (gen_ccmp_first): Update documentation.
34223 (gen_ccmp_next): Likewise.
34224 * doc/tm.texi (gen_ccmp_first): Update documentation.
34225 (gen_ccmp_next): Likewise.
34226 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
34227 expand_ccmp_expr_1. Improve comments.
34228 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
34229 (ccmp_ior<mode>): Remove pattern.
34230 (cmp<mode>): Remove expand.
34231 (cmp): Globalize pattern.
34232 (cstorecc4): Use cc_register.
34233 (mov<mode>cc): Remove ccmp_cc_register check.
34234 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
34235 Simplify after removal of CC_DNE/* modes.
34236 (aarch64_ccmp_mode_to_code): Remove.
34237 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
34238 In 'k' case use integer as condition.
34239 (aarch64_nzcv_codes): Remove inverted cases.
34240 (aarch64_code_to_ccmode): Remove.
34241 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
34242 comparison with CC register to be used in folowing CCMP/branch/CSEL.
34243 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
34244 pattern. Return the comparison with CC register. Invert conditions
34245 when bitcode is OR.
34246 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
34247 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
34249 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
34251 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
34252 instrumented_version.
34254 2016-01-19 Richard Biener <rguenther@suse.de>
34256 PR tree-optimization/69336
34257 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
34258 handled components with get_ref_base_and_extent.
34259 (equal_mem_array_ref_p): Adjust.
34261 2016-01-19 Jakub Jelinek <jakub@redhat.com>
34264 * shrink-wrap.c: Include valtrack.h.
34265 (move_insn_for_shrink_wrap): Add DEBUG argument. If
34266 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
34267 in between insn and where it will be moved to. Call
34268 dead_debug_insert_temp.
34269 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
34270 first and dead_debug_local_finish at the end.
34271 For uses and defs bitmap, handle all regs in between REGNO and
34272 END_REGNO, not just the first one.
34274 2016-01-19 Richard Biener <rguenther@suse.de>
34276 PR tree-optimization/69352
34277 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
34278 (equal_mem_array_ref_p): Constrain size and max size properly.
34279 Compare the reverse flag.
34281 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
34283 * ira.c (ira): Update regstat data if we deleted insns.
34285 2016-01-19 Jakub Jelinek <jakub@redhat.com>
34287 PR rtl-optimization/68955
34288 PR rtl-optimization/64557
34289 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
34290 here. Fix up formatting.
34291 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
34293 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
34296 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
34297 assume that the node has body.
34298 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
34301 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
34303 * lto-streamer-out.c (lto_output): Do not stream instrumentation
34306 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
34308 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
34309 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
34311 2016-01-19 Martin Jambor <mjambor@suse.cz>
34312 Martin Liska <mliska@suse.cz>
34313 Michael Matz <matz@suse.de>
34315 * Makefile.in (OBJS): Add new source files.
34316 (GTFILES): Add hsa.c.
34317 * common.opt (disable_hsa): New variable.
34318 (-Whsa): New warning.
34319 * config.in (ENABLE_HSA): New.
34320 * configure.ac: Treat hsa differently from other accelerators.
34321 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
34322 $enable_offloading.
34323 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
34324 * doc/install.texi (Configuration): Document --with-hsa-runtime,
34325 --with-hsa-runtime-include, --with-hsa-runtime-lib and
34326 --with-hsa-kmt-lib.
34327 * doc/invoke.texi (-Whsa): Document.
34328 (hsa-gen-debug-stores): Likewise.
34329 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
34330 to invoke offload compiler for hsa acclerator.
34331 * opts.c (common_handle_option): Determine whether HSA offloading
34332 should be performed.
34333 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
34334 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
34335 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
34336 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
34337 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
34338 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
34339 GF_OMP_FOR_KIND_GRID_LOOP.
34340 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
34341 (pp_gimple_stmt_1): Likewise.
34342 * gimple-walk.c (walk_gimple_stmt): Likewise.
34343 * gimple.c (gimple_build_omp_grid_body): New function.
34344 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
34345 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
34346 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
34347 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
34348 GF_OMP_TEAMS_GRID_PHONY.
34349 (gimple_statement_omp_single_layout): Updated comments.
34350 (gimple_build_omp_grid_body): New function.
34351 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
34352 (gimple_omp_for_grid_phony): New function.
34353 (gimple_omp_for_set_grid_phony): Likewise.
34354 (gimple_omp_parallel_grid_phony): Likewise.
34355 (gimple_omp_parallel_set_grid_phony): Likewise.
34356 (gimple_omp_teams_grid_phony): Likewise.
34357 (gimple_omp_teams_set_grid_phony): Likewise.
34358 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
34359 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
34360 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
34361 (BUILT_IN_GOMP_TARGET): Updated type.
34362 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
34363 (adjust_for_condition): New function.
34364 (get_omp_for_step_from_incr): Likewise.
34365 (extract_omp_for_data): Moved parts to adjust_for_condition and
34366 get_omp_for_step_from_incr.
34367 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
34368 (fixup_child_record_type): Bail out if receiver_decl is NULL.
34369 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
34370 (scan_omp_parallel): Do not create child functions for phony
34372 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
34373 (scan_omp_1_op): Checking assert we are not remapping to
34374 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
34375 (parallel_needs_hsa_kernel_p): New function.
34376 (expand_parallel_call): Register apprpriate parallel child
34377 functions as HSA kernels.
34378 (grid_launch_attributes_trees): New type.
34379 (grid_attr_trees): New variable.
34380 (grid_create_kernel_launch_attr_types): New function.
34381 (grid_insert_store_range_dim): Likewise.
34382 (grid_get_kernel_launch_attributes): Likewise.
34383 (get_target_argument_identifier_1): Likewise.
34384 (get_target_argument_identifier): Likewise.
34385 (get_target_argument_value): Likewise.
34386 (push_target_argument_according_to_value): Likewise.
34387 (get_target_arguments): Likewise.
34388 (expand_omp_target): Call get_target_arguments instead of looking
34389 up for teams and thread limit.
34390 (grid_expand_omp_for_loop): New function.
34391 (grid_arg_decl_map): New type.
34392 (grid_remap_kernel_arg_accesses): New function.
34393 (grid_expand_target_kernel_body): New function.
34394 (expand_omp): Call it.
34395 (lower_omp_for): Do not emit phony constructs.
34396 (lower_omp_taskreg): Do not emit phony constructs but create for them
34397 a temporary variable receiver_decl.
34398 (lower_omp_taskreg): Do not emit phony constructs.
34399 (lower_omp_teams): Likewise.
34400 (lower_omp_grid_body): New function.
34401 (lower_omp_1): Call it.
34402 (grid_reg_assignment_to_local_var_p): New function.
34403 (grid_seq_only_contains_local_assignments): Likewise.
34404 (grid_find_single_omp_among_assignments_1): Likewise.
34405 (grid_find_single_omp_among_assignments): Likewise.
34406 (grid_find_ungridifiable_statement): Likewise.
34407 (grid_target_follows_gridifiable_pattern): Likewise.
34408 (grid_remap_prebody_decls): Likewise.
34409 (grid_copy_leading_local_assignments): Likewise.
34410 (grid_process_kernel_body_copy): Likewise.
34411 (grid_attempt_target_gridification): Likewise.
34412 (grid_gridify_all_targets_stmt): Likewise.
34413 (grid_gridify_all_targets): Likewise.
34414 (execute_lower_omp): Call grid_gridify_all_targets.
34415 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
34416 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
34417 (tree_omp_clause): Added union field dimension.
34418 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
34419 * tree.c (omp_clause_num_ops): Added number of arguments of
34420 OMP_CLAUSE__GRIDDIM_.
34421 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
34422 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
34423 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
34424 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
34425 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
34426 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
34427 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
34428 * tree-pass.h (make_pass_gen_hsail): Declare.
34429 (make_pass_ipa_hsa): Likewise.
34430 * ipa-hsa.c: New file.
34431 * lto-section-in.c (lto_section_name): Add hsa section name.
34432 * lto-streamer.h (lto_section_type): Add hsa section.
34433 * timevar.def (TV_IPA_HSA): New.
34434 * hsa-brig-format.h: New file.
34435 * hsa-brig.c: New file.
34436 * hsa-dump.c: Likewise.
34437 * hsa-gen.c: Likewise.
34440 * toplev.c (compile_file): Call hsa_output_brig.
34441 * hsa-regalloc.c: New file.
34443 2016-01-18 Jeff Law <law@redhat.com>
34445 PR tree-optimization/69320
34446 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
34447 ranged object, do nothing if the RHS constant is not [0..1].
34448 (optimize_stmt): Comparing a boolean ranged object against a
34449 constant outside [0..1] results in a compile-time constant.
34451 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
34454 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
34456 * doc/invoke.texi (Invoking GCC): Add new section to menu.
34457 (Option Summary): Update to reflect new section and moved options.
34458 (C++ Dialect Options): Move -fstats to new section.
34459 (Debugging Options): Move all dump, statistics, and other GCC
34460 developer options to new section. Rewrite section introduction
34461 and re-order remaining options to put the more basic ones first.
34462 (Optimization Options): Move -fira-verbose and -flto-report* to
34464 (Developer Options): New section incorporating moved options.
34465 * doc/cppopts.texi (-dM): Update cross-reference.
34467 2016-01-18 Richard Henderson <rth@redhat.com>
34470 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
34471 operands to pseudo only if CSE is expected. Split long immediate
34472 operands only after reload, and for the stack pointer.
34473 (*add<GPI>3_pluslong): Remove.
34474 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
34475 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
34476 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
34477 (*add<GPI>3 peepholes): New.
34478 (*add<GPI>3 splitters): New.
34479 * config/aarch64/constraints.md (Upl): New.
34480 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
34482 2016-01-18 Richard Biener <rguenther@suse.de>
34484 PR tree-optimization/69297
34485 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
34487 (vect_bb_vectorization_profitable_p): Clear visited flag again.
34489 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
34491 PR middle-end/68542
34492 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
34493 of mixind vector and scalar types.
34494 (fold_relational_const): Add handling of vector
34495 comparison with boolean result.
34496 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
34497 comparison of vector operands with boolean result for EQ/NE only.
34498 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
34499 (verify_gimple_cond): Likewise.
34500 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
34503 2016-01-18 Joseph Myers <joseph@codesourcery.com>
34505 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
34508 2016-01-18 Richard Biener <rguenther@suse.de>
34510 PR middle-end/69308
34511 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
34513 2016-01-18 Tom de Vries <tom@codesourcery.com>
34515 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
34517 2016-01-18 Tom de Vries <tom@codesourcery.com>
34519 * omp-low.c (set_oacc_fn_attrib): Make extern.
34520 * omp-low.h (set_oacc_fn_attrib): Declare.
34521 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
34522 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
34523 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
34524 Add and handle function parameter oacc_kernels_p.
34525 (find_reduc_addr, get_omp_data_i_param): New function.
34526 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
34527 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
34528 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
34529 Calculate dominance info. Skip loops that are not in a kernels region
34530 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
34531 (pass_parallelize_loops::execute): Call parallelize_loops with
34532 oacc_kernels_p argument.
34533 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
34534 New member function.
34535 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
34536 * passes.def: Add argument to pass_parallelize_loops instantation.
34538 2016-01-18 Tom de Vries <tom@codesourcery.com>
34540 * tree-parloops.c (pass_parallelize_loops::execute): Allow
34541 pass_parallelize_loops to be run outside the loop pipeline.
34543 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
34545 * tree-scalar-evolution.c (follow_copies_to_constant): New.
34546 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
34548 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
34551 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
34552 using get_ref_base_and_extent.
34553 (equal_mem_array_ref_p): New.
34554 (hashable_expr_equal_p): Add call to previous.
34556 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
34559 * tree-sra.c (disqualified_constants, constant_decl_p): New.
34560 (sra_initialize): Allocate disqualified_constants.
34561 (sra_deinitialize): Free disqualified_constants.
34562 (disqualify_candidate): Update disqualified_constants when appropriate.
34563 (create_access): Scan for constant-pool entries as we go along.
34564 (scalarizable_type_p): Add check against type_contains_placeholder_p.
34565 (maybe_add_sra_candidate): Allow constant-pool entries.
34566 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
34567 (initialize_constant_pool_replacements): New.
34568 (sra_modify_assign): Avoid mangling assignments created by previous,
34569 and don't generate writes into constant pool.
34570 (sra_modify_function_body): Call initialize_constant_pool_replacements.
34572 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
34574 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
34575 andnot instruction.
34576 (scalar_chain::convert_op): Likewise.
34577 * config/i386/i386.md (*andndi3_doubleword): New.
34579 2016-01-18 Richard Biener <rguenther@suse.de>
34581 PR tree-optimization/69170
34582 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
34583 building a vector from scalar results of a pattern stmt.
34585 2016-01-18 Jakub Jelinek <jakub@redhat.com>
34587 * haifa-sched.c (autopref_multipass_init): Work around
34588 -Wmaybe-uninitialized warning.
34590 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
34592 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
34593 against the constant 0.
34595 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
34597 PR tree-optimization/68799
34598 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
34599 look up phi candidates in the statement-candidate map.
34600 (phi_add_costs): Likewise.
34601 (record_phi_increments): Likewise.
34602 (phi_incr_cost): Likewise.
34603 (ncd_with_phi): Likewise.
34604 (all_phi_incrs_profitable): Likewise.
34606 2016-01-17 Jakub Jelinek <jakub@redhat.com>
34608 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
34609 -Wmaybe-uninitialized warning.
34611 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
34613 * doc/invoke.texi (Invoking GCC): Add new section to menu.
34614 (Option Summary): Update to reflect new section and moved options.
34615 (C++ Dialect Options): Move -fvtable-verify and related options.
34616 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
34617 and profiling-related options.
34618 (Optimization Options): Move profile generation options and
34619 -fstack-protector and related options.
34620 (Instrumentation Options): New section incorporating moved options.
34621 (Code Generation Options): Move -finstrument-functions and
34622 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
34624 2016-01-16 Tom de Vries <tom@codesourcery.com>
34626 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
34628 2016-01-16 Tom de Vries <tom@codesourcery.com>
34630 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
34632 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
34634 * hash-table.h (hash_table::empty): Turn into an inline wrapper
34635 that checks whether the table is already empty. Rename the
34636 original implementation to...
34637 (hash_table::empty_slot): ...this new private function.
34639 2016-01-15 David Malcolm <dmalcolm@redhat.com>
34641 PR diagnostic/68899
34642 * diagnostic-show-locus.c (layout::print_source_line): Move x
34643 offset of line until after call to
34644 get_line_width_without_trailing_whitespace.
34646 2016-01-15 Jeff Law <law@redhat.com>
34648 PR tree-optimization/69270
34649 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
34650 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
34651 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
34652 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
34653 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
34654 ssa_name_has_boolean_range and constant_boolean_node.
34656 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
34658 PR rtl-optimization/69030
34659 * lra-spills.c (remove_pseudos): Check nrefs and make the function
34661 (spill_pseudos): Delete debug insn for dead pseudo.
34662 (lra_spill): Initiate spill_hard_reg and slots memory separately.
34664 2016-01-15 Jiong Wang <jiong.wang@arm.com>
34666 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
34668 (TYPES_UNOPUS): Likewise.
34669 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
34670 builtin type, from UNOP to UNOPUS.
34671 (lbtruncuv4sf): Likewise.
34672 (lbtruncuv2df): Likewise.
34673 (lrounduv2sf): Likewise.
34674 (lrounduv4sf): Likewise.
34675 (lrounduv2df): Likewise.
34676 (lroundusf): Likewise.
34677 (lroundusf): Likewise.
34678 (lceiluv2sf): Likewise.
34679 (lceiluv4sf): Likewise.
34680 (lceiluv2df): Likewise.
34681 (lceilusf): Likewise.
34682 (lceiludf): Likewise.
34683 (lflooruv2sf): Likewise.
34684 (lflooruv4sf): Likewise.
34685 (lflooruv2df): Likewise.
34686 (lfloorusf): Likewise.
34687 (lfloorudf): Likewise.
34688 (lfrintnuv2sf): Likewise.
34689 (lfrintnuv4sf): Likewise.
34690 (lfrintnuv2df): Likewise.
34691 (lfrintnusf): Likewise.
34692 (lfrintnudf): Likewise.
34693 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
34695 (vcvtq_u32_f32): Likewise.
34696 (vcvtq_u64_f64): Likewise.
34697 (vcvta_u32_f32): Likewise.
34698 (vcvtaq_u32_f32): Likewise.
34699 (vcvtaq_u64_f64): Likewise.
34700 (vcvtm_u32_f32): Likewise.
34701 (vcvtmq_u32_f32): Likewise.
34702 (vcvtmq_u64_f64): Likewise.
34703 (vcvtn_u32_f32): Likwise.
34704 (vcvtnq_u32_f32): Likewise.
34705 (vcvtnq_u64_f64): Likewise.
34706 (vcvtp_u32_f32): Likewise.
34707 (vcvtpq_u32_f32): Likewise.
34708 (vcvtpq_u64_f64): Likewise.
34709 (vcvtmd_u64_f64): Likewise.
34710 (vcvtms_u32_f32): Likewise.
34711 (vcvtad_u64_f64): Likewise.
34712 (vcvtas_u32_f32): Likewise.
34713 (vcvtnd_u64_f64): Likewise.
34714 (vcvtns_u32_f32): Likewise.
34715 (vcvtpd_u64_f64): Likewise.
34716 (vcvtps_u32_f32): Likewise.
34718 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34720 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
34721 CSEL of zero_extended registers.
34723 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34725 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
34726 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
34728 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
34730 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
34731 false when argument string is not found in the attributes table
34734 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
34737 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
34738 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
34739 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
34740 precision estimate.
34742 2016-01-15 Richard Biener <rguenther@suse.de>
34744 PR tree-optimization/66856
34745 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
34746 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
34747 (vect_create_new_slp_node): Increment stmt reference count.
34748 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
34749 an SLP tree before swapping operands.
34750 (vect_build_slp_tree): Likewise.
34751 (destroy_bb_vec_info): Free stmt info after SLP instances.
34752 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
34753 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
34754 (STMT_VINFO_NUM_SLP_USES): New macro.
34756 2016-01-15 Richard Biener <rguenther@suse.de>
34759 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
34760 (add_linkage_name): ... here.
34761 (gen_typedef_die): Use add_linkage_name_raw instead of
34762 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
34765 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
34767 * gimplify.c (oacc_default_clause): Decode reference and pointer
34768 types for both kernels and parallel regions.
34770 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
34772 PR middle-end/69246
34773 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
34775 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
34777 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
34778 (convert_scalars_to_vector): Likewise.
34780 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
34782 * doc/extend.texi (Type Traits): Fix grammar.
34784 2016-01-15 Martin Jambor <mjambor@suse.cz>
34786 * tree-inline.c (remap_decl): Use existing dclarations if
34787 remapping a type and prevent_decl_creation_for_types.
34788 (replace_locals_stmt): Do an initial remapping of non-VLA typed
34789 decls first. Do real remapping with
34790 prevent_decl_creation_for_types set.
34791 * tree-inline.h (copy_body_data): New field
34792 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
34795 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
34797 * config/s390/s390.opt (mmvcle): More verbose help text.
34799 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
34801 * config/s390/s390.opt: Add period to -mzvector option text.
34803 2016-01-15 Richard Biener <rguenther@suse.de>
34805 PR tree-optimization/68961
34806 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
34807 of invariants in stores again.
34809 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
34811 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
34813 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
34815 * config/i386/i386.c (ix86_expand_branch): Don't split
34816 DI mode xor instruction to SI mode.
34818 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
34821 * ipa-icf.c (sem_function::merge): Virtual functions may become
34822 reachable even if they address is not taken and there are no
34825 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
34827 * lto-streamer-out.c (subtract_estimated_size): New function.
34828 (get_symbol_initial_value): Use it.
34830 2016-01-15 Christian Bruel <christian.bruel@st.com>
34833 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
34834 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
34835 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
34836 use add_builtin_function_ext_scope instead of add_builtin_function.
34837 (neon_set_p, neon_crypto_set_p): Remove.
34838 (arm_init_builtins): Always call arm_init_neon_builtins and
34839 arm_init_crypto_builtins.
34840 (arm_expand_builtin): Check that builtins are allowed for the arch.
34841 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
34842 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
34843 arm_init_neon_builtins call.
34845 2016-01-15 Richard Biener <rguenther@suse.de>
34847 PR tree-optimization/69117
34848 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
34849 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
34850 of the leader conservatively.
34851 (free_scc_vn): Restore original SSA name infos.
34853 2016-01-14 Jeff Law <law@redhat.com>
34855 PR tree-optimization/69270
34856 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
34857 single bit of precision, verify it's also unsigned.
34858 (record_edge_info): Use constant_boolean_node rather than fold_convert
34859 to convert boolean_true/boolean_false to the right type.
34861 2016-01-14 Richard Henderson <rth@redhat.com>
34864 * loop-doloop.c (record_reg_sets): New.
34865 (doloop_optimize): Reject the transform if the sequence
34866 clobbers registers live at the end of the loop block.
34867 (doloop_optimize_loops): Enable df_live if needed.
34869 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
34871 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
34872 * config/rs6000/rs6000.c: Likewise.
34873 * config/rs6000/rs6000.h: Likewise.
34874 * config/rs6000/rs6000.md: Likewise.
34875 * doc/extend.texi: Likewsie.
34877 2016-01-14 Jeff Law <law@redhat.com>
34879 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
34882 2016-01-14 Richard Henderson <rth@redhat.com>
34886 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
34887 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
34888 instead of builtin_decl_declared_p to test for declaration.
34890 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
34892 * doc/loop.texi (Loop Analysis and Representation): Document
34893 loop_depth function.
34895 2016-01-14 Tom de Vries <tom@codesourcery.com>
34897 PR tree-optimization/68773
34898 * omp-low.c (expand_omp_target): Don't set force_output.
34899 * varpool.c (varpool_node::get_create): Same.
34900 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
34901 offload_funcs with force_output.
34903 2016-01-14 Jakub Jelinek <jakub@redhat.com>
34906 * lra-eliminations.c (move_plus_up): Don't change anything if either
34907 the outer or inner subreg mode is not MODE_INT.
34908 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
34909 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
34911 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
34913 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
34914 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
34915 reduc_uplus_@var{m}): Remove.
34916 * expr.c (expand_expr_real_2): Remove expansion path for
34917 reduc_[us](min|max|plus) optabs.
34918 * optabs-tree.c (scalar_reduc_to_vector): Remove.
34919 * optabs-tree.h (scalar_reduc_to_vector): Remove.
34920 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
34921 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
34922 * tree-vect-loop.c (vectorizable_reduction): Remove test for
34923 reduc_[us](min|max|plus) optabs.
34925 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
34927 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
34928 (reduc_plus_scal_v2sf): New.
34929 (reduc_smax_v2sf): Rename to...
34930 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
34931 (reduc_smin_v2sf): Rename to...
34932 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
34934 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
34936 * alias.c (compare_base_symbol_refs): New function.
34937 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
34940 2016-01-14 Jakub Jelinek <jakub@redhat.com>
34942 PR middle-end/68146
34943 PR tree-optimization/69155
34944 * tree-complex.c: Include cfganal.h.
34945 (phis_to_revisit): New variable.
34946 (extract_component): Add phiarg_p argument. Assert that returned
34947 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
34948 (update_phi_components): Partly rewrite to use loop over real/imag
34949 components instead of code duplication. If extract_component returns
34950 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
34951 create_tmp_reg into the PHI node instead, and mention the phi triplet
34952 in phis_to_revisit.
34953 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
34954 in phis_to_revisit at the end.
34956 2016-01-14 Richard Biener <rguenther@suse.de>
34958 PR tree-optimization/68060
34959 * tree-vect-loop.c (vect_is_simple_reduction): Check the
34960 outer loop reduction is only used in the inner loop before
34961 detecting a double reduction.
34963 2016-01-14 Jakub Jelinek <jakub@redhat.com>
34966 * combine.c (expand_field_assignment): Punt if compute_mode is
34967 unsupported scalar mode.
34969 2016-01-14 Richard Biener <rguenther@suse.de>
34971 PR tree-optimization/66856
34972 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
34973 SLP node only if it built successfully.
34974 (vect_analyze_slp_instance): Adjust.
34976 2016-01-14 Jeff Law <law@redhat.com>
34978 PR tree-optimization/69270
34979 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
34980 (record_edge_info): Use it. Convert boolean_{true,false}_node
34981 to the type of op0.
34983 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
34986 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
34987 use block_ultimate_origin
34988 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
34990 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
34992 * doc/invoke.texi (Submodel Options): Rename section to
34993 "Machine-Dependent Options" to better reflect its content.
34994 Rewrite introductory text to remove archaic CPU names.
34997 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
34999 * doc/invoke.texi (Code Gen Options): Move section up in file,
35000 before target-specific options. Update menu and option summary
35001 to reflect the new section ordering.
35003 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
35005 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
35006 (C++ Dialect Options): Add cross-reference to -std option.
35007 * doc/standards.texi (C++ Language): Document C++14 support.
35009 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
35011 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
35012 for pack/unpack functions for __ibm128.
35013 (PACK_IF): Likewise.
35014 (UNPACK_IF): Likewise.
35016 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
35017 support for __ibm128 pack/unpack functions.
35018 (rs6000_invalid_builtin): Likewise.
35019 (rs6000_init_builtins): Likewise.
35020 (rs6000_opt_masks): Likewise.
35022 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
35023 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
35025 (RS6000_BTM_COMMON): Likewise.
35027 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
35028 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
35029 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
35030 128-bit floating point. Add support for the double values to be
35031 in Altivec registers for TF/IF packing and unpacking, but restrict
35032 TD packing sub-fields to be FPR registers. Don't allow overlapped
35033 register support for packing. Allow pack inputs to be memory
35034 locations. Don't build generator functions for unpack<mode>_dm
35035 and unpack<mode>_nodm.
35036 (unpack<mode>_dm): Likewise.
35037 (unpack<mode>_nodm): Likewise.
35038 (pack<mode>): Likewise.
35040 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
35041 built-in functions to pack/unpack explicit __ibm128 values.
35042 (__builtin_unpack_ibm128): Likewise.
35044 * doc/extend.texi (PowerPC Built-in Functions): Document
35045 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
35047 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
35050 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
35051 Add new arg loc and pass it down as context.
35052 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
35053 to the location to use for the warning.
35054 (check_function_arguments): New arg loc. All callers changed. Pass
35055 it to check_function_nonnull.
35056 * c-common.h (check_function_arguments): Adjust declaration.
35058 2016-01-13 Jakub Jelinek <jakub@redhat.com>
35060 PR tree-optimization/69156
35061 * gimple.c (validate_type): Removed.
35062 (gimple_builtin_call_types_compatible_p): Use
35063 useless_type_conversion_p instead of validate_type.
35064 * value-prof.c (gimple_stringop_fixed_value): Fold
35065 icall_size to correct type.
35067 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
35069 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
35072 2016-01-13 Richard Henderson <rth@redhat.com>
35075 * target.def (builtin_tm_load, builtin_tm_store): Remove.
35076 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
35077 (ix86_builtin_tm_store): Remove.
35078 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
35079 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
35080 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
35081 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
35082 * doc/tm.texi: Rebuild.
35084 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
35085 (BUILT_IN_TM_MEMCPY_RTWN): New.
35086 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
35087 fallback from vector to integer helpers.
35088 (build_tm_load): Handle vector types directly, instead of
35090 (build_tm_store): Likewise.
35091 (expand_assign_tm): Prepare for register types not handled by
35092 the above. Copy them to memory and use memcpy.
35093 * tree.c (tm_define_builtin): New.
35094 (find_tm_vector_type): New.
35095 (build_tm_vector_builtins): New.
35096 (build_common_builtin_nodes): Call it.
35098 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
35100 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
35101 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
35103 2016-01-13 Tom de Vries <tom@codesourcery.com>
35105 PR tree-optimization/69169
35106 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
35107 handled_struct_type param.
35108 (create_variable_info_for, intra_create_variable_infos): Call
35109 create_variable_info_for_1 with extra arg.
35111 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
35113 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
35114 and "armv8.1-a+crc" entries.
35116 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
35119 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
35120 Change first operand predicate from register_or_constm1_operand
35121 to register_operand.
35122 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
35123 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
35124 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
35125 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
35126 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
35127 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
35128 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
35129 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
35130 comparison with constm1_rtx from vec_prefetch_gen part.
35132 2016-01-13 Richard Biener <rguenther@suse.de>
35134 PR tree-optimization/69013
35135 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
35136 Exchange assert for a test.
35138 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
35141 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
35143 2016-01-13 Richard Biener <rguenther@suse.de>
35145 PR tree-optimization/69242
35146 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
35147 assert with a check.
35149 2016-01-13 Richard Biener <rguenther@suse.de>
35151 PR tree-optimization/69186
35152 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
35153 Properly guard vect_update_misalignment_for_peel call.
35155 2016-01-12 Jeff Law <law@redhat.com>
35157 PR tree-optimization/pr67755
35158 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
35159 "need_profile_correction".
35160 (thread_block_1): Initialize new field to false by default. If we
35161 have multiple thread paths through a common joiner to different
35162 final targets, then set new field to true.
35163 (compute_path_counts): Only do count adjustment when it's really
35166 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
35168 * doc/invoke.texi (Spec Files): Move section down in file, past
35169 all command-line option descriptions.
35171 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
35173 PR middle-end/54809
35174 * doc/gty.texi: Remove documentation of mark_hook.
35175 * gengtype.c (struct write_types_data): Remove code to support
35176 mark_hook attribute.
35177 (walk_type): Likewise.
35178 (write_func_for_structure): Likewise.
35180 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
35182 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
35183 Directory Options, and -specs= to Overall Options.
35184 (Overall Options): Adjust similarly. Reorder to group related
35185 options together. Make -specs= cross-reference the spec file details.
35186 (Directory Options): Adjust similarly.
35188 2016-01-12 Jeff Law <law@redhat.com>
35190 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
35192 2016-01-12 Olivier Hainque <hainque@adacore.com>
35194 * gcc.c (spec_undefvar_allowed): New global.
35195 (process_command): Set to true when running for --version or --help,
35197 (getenv_spec_function): When the variable is not defined, use the
35198 variable name as the variable value if we're allowed not to issue
35201 2016-01-12 Bin Cheng <bin.cheng@arm.com>
35203 PR tree-optimization/68911
35204 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
35205 information computed for expression "init + nit * step".
35207 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
35209 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
35210 about name of GCC executable. Remove deleted node from menu.
35211 (Directory Options) <-B>: Remove cross-reference to deleted node.
35212 (Target Options): Delete section.
35214 2016-01-12 Christian Bruel <christian.bruel@st.com>
35217 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
35218 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
35220 2016-01-12 Jakub Jelinek <jakub@redhat.com>
35223 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
35224 aligned_mem is properly set for AVX512-VL floating point masked
35228 * ifcvt.c (cond_exec_process_if_block): When removing the last
35229 insn from then_bb, remove also any possible barriers that follow it.
35231 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
35235 * config/i386/iamcu.h (SIZE_TYPE): New macro.
35236 (PTRDIFF_TYPE): Likewise.
35237 (WCHAR_TYPE): Likewise.
35238 (WCHAR_TYPE_SIZE): Likewise.
35239 (STDINT_LONG32): Likewise.
35241 2016-01-12 Richard Biener <rguenther@suse.de>
35243 PR tree-optimization/69053
35244 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
35245 convert initial value for cond reductions.
35247 2016-01-12 Richard Biener <rguenther@suse.de>
35249 PR tree-optimization/69007
35250 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
35251 widen_sum after dot_prod and sad.
35253 2016-01-12 Richard Biener <rguenther@suse.de>
35255 PR tree-optimization/69168
35256 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
35257 pattern stmt SLP type.
35258 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
35259 end up unused so cope with that case.
35261 2016-01-12 Richard Biener <rguenther@suse.de>
35263 PR tree-optimization/69157
35264 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
35265 stmts def type only during analyze phase.
35266 (vectorizable_call): Likewise.
35267 (vectorizable_simd_clone_call): Likewise.
35268 (vectorizable_conversion): Likewise.
35269 (vectorizable_assignment): Likewise.
35270 (vectorizable_shift): Likewise.
35271 (vectorizable_operation): Likewise.
35272 (vectorizable_store): Likewise.
35273 (vectorizable_load): Likewise.
35275 2016-01-12 Richard Biener <rguenther@suse.de>
35277 PR tree-optimization/69174
35278 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
35280 (vectorizable_load): Properly compute the number of loads needed
35281 for permuted strided SLP loads and do not spuriously assign
35282 to SLP_TREE_VEC_STMTS.
35284 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
35286 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
35287 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
35288 (MD_EXEC_PREFIX): Remove.
35289 (MD_STARTFILE_PREFIX) Removee.
35290 (FILE_NAME_ABSOLUTE_P): Remove.
35291 (CPP_SPEC): Do not read macros from sys/version.h.
35292 (LINK_COMMAND_SPEC): Remove.
35293 (LOCAL_INCLUDE_DIR): Remove.
35294 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
35295 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
35296 (POST_LINK_SPEC): Define to invoke stubify after linker
35297 (LIBSTDCXX): Remove define
35298 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
35299 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
35300 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
35301 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
35302 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
35303 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
35304 (i386_djgpp_asm_named_section): Add propotype of new procedure
35306 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
35307 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
35308 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
35309 in config/i386/djgpp.h).
35310 (STANDARD_STARTFILE_PREFIX_2): Define identical to
35311 STANDARD_STARTFILE_PREFIX_1.
35312 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
35313 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
35314 installation errors.
35315 (MAX_OFILE_ALIGNMENT): Define to 128.
35316 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
35318 * config/i386/djgpp.c: New file. Add implementation of
35319 i386_djgpp_asm_named_section.
35321 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
35323 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
35324 Add rule for building djgpp.o.
35326 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
35328 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
35329 (rtx_is_swappable_p): Reductions are swappable.
35330 (insn_is_swappable_p): V2DF reductions are swappable.
35332 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
35334 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
35335 reloads for other unsupported memory operands.
35337 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
35338 Jim Wilson <jim.wilson@linaro.org>
35341 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
35342 copy_to_mode_reg instead of force_reg.
35344 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
35347 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
35348 TARGET_80387 is true.
35350 2016-01-11 Jakub Jelinek <jakub@redhat.com>
35353 * lra-eliminations.c (move_plus_up): Only move plus up
35354 if subreg of the constant can be simplified into constant
35355 and use the simplified subreg of the constant instead of
35356 the original constant.
35358 * fold-const.c (fold_convertible_p): Don't return true
35359 for conversion of VECTOR_TYPE to same sized integral type.
35360 (fold_convert_loc): Fix up formatting. Fold conversion of
35361 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
35362 instead of NOP_EXPR.
35364 PR tree-optimization/69214
35365 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
35366 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
35369 PR tree-optimization/69207
35370 * tree-vect-slp.c (vect_get_constant_vectors): For
35371 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
35372 fold_convertible_p to vector_type's element type, and always
35373 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
35375 2016-01-11 Richard Biener <rguenther@suse.de>
35377 PR tree-optimization/69173
35378 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
35379 fixup the cycle if all stmts are in a pattern.
35381 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
35383 PR middle-end/68999
35384 * alias.c (base_alias_check): Move check for addresses with
35385 alignment ANDs before the call for compare_base_decls.
35386 (memrefs_conflict_p): Return -1 for different decls
35387 that went through alignment adjustments.
35389 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
35391 PR rtl-optimization/68796
35392 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
35393 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
35394 and QImode comparisons against zero with CC_NZmode.
35395 * config/aarch64/iterators.md (short_mask): New mode_attr.
35397 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
35399 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
35400 (<avx512>_store<mode>_mask): Likewise.
35402 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
35403 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
35405 PR rtl-optimization/68841
35406 * ifcvt.c (struct noce_if_info): Add orig_x field.
35407 (bbs_ok_for_cmove_arith): Add to_rename parameter.
35408 Don't record conflicts on to_rename if it's present.
35409 Allow memory destinations in sets.
35410 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
35411 blocks, passing orig_x to the checks.
35412 (noce_process_if_block): Set if_info->orig_x appropriately.
35414 2016-01-11 Tom de Vries <tom@codesourcery.com>
35416 PR tree-optimization/69069
35417 * tree-parloops.c (create_parallel_loop): Add missing phi args.
35419 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
35421 PR rtl-optimization/68920
35422 * config/i386/i386.c (ix86_option_override_internal): Restrict number
35423 of conditional moves for RTL if-conversion to 1 for
35424 TARGET_ONE_IF_CONV_INSN.
35425 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
35426 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
35427 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
35428 parameter to restirct number of conditional moves for
35430 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
35431 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
35434 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
35437 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
35438 onepart vars. Fix typo in comment. Fix reversed condition in
35440 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
35443 * var-tracking.c (dump_onepart_variable_differences): New.
35444 (dataflow_set_different): If a detailed dump is requested,
35445 delay early returns and dump differences between onepart
35446 variables present before and after, and added variables.
35448 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
35451 * expr.c (expand_expr_real_1): For boolean vector constants
35452 with a scalar mode use const_scalar_mask_from_tree.
35453 (const_scalar_mask_from_tree): New.
35454 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
35455 assigned to a mask type to handle constants.
35457 2016-01-11 Martin Jambor <mjambor@suse.cz>
35460 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
35461 useless parameters if we cannot change function signature.
35463 2016-01-11 Martin Jambor <mjambor@suse.cz>
35466 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
35469 2016-01-11 Tom de Vries <tom@codesourcery.com>
35471 PR tree-optimization/69109
35472 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
35475 2016-01-11 Tom de Vries <tom@codesourcery.com>
35477 PR tree-optimization/69108
35478 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
35479 res is not used in a phi.
35481 2016-01-11 Yury Gribov <y.gribov@samsung.com>
35484 * common.opt (frandom-seed): Fix parameter name.
35485 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
35487 2016-01-11 Tom de Vries <tom@codesourcery.com>
35489 PR tree-optimization/69058
35490 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
35493 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
35495 * config/arc/arc.opt (mdiv-rem): Add period to the end.
35496 (mcode-density): Likewise.
35498 2016-01-10 Tom de Vries <tom@codesourcery.com>
35500 PR tree-optimization/69062
35501 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
35502 (parallelize_loops): Don't paralelize loop that has phi with address
35505 2016-01-10 Tom de Vries <tom@codesourcery.com>
35507 PR tree-optimization/69039
35508 * tree-parloops.c (try_create_reduction_list): Only allow single exit
35511 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
35513 PR middle-end/68743
35514 * match.pd: Require target has function_c99_misc before doing
35515 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
35517 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
35519 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
35521 * configure: Regenerate.
35523 2016-01-09 Jakub Jelinek <jakub@redhat.com>
35525 PR middle-end/50865
35526 PR tree-optimization/69097
35527 * fold-const.h (expr_not_equal_to): New prototype.
35528 * fold-const.c: Include stringpool.h and tree-ssanames.h.
35529 (expr_not_equal_to): New function.
35530 * match.pd (X % -Y is the same as X % Y): Don't optimize
35531 unless X is known not to be equal to minimum or Y is known
35532 not to be equal to -1.
35533 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
35534 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
35535 (simplify_stmt_using_ranges): Adjust caller.
35536 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
35537 substitute_and_fold.
35539 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
35541 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
35544 2016-01-08 Jakub Jelinek <jakub@redhat.com>
35546 PR tree-optimization/69167
35547 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
35548 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
35550 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
35552 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
35553 Richard Biener <rguenther@suse.de>
35555 PR tree-optimization/68707
35556 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
35557 instances that can be handled via vect_load_lanes.
35559 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
35561 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
35562 if we can't determine address equivalence.
35563 * alias.c (compare_base_decl): Update for changed return value of
35564 symtab_node::equal_address_to.
35566 2016-01-08 Jason Merrill <jason@redhat.com>
35570 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
35571 * expr.c (store_field): Not here.
35572 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
35573 call with TREE_ADDRESSABLE type.
35574 * tree-cfg.c (verify_gimple_call): Adjust.
35576 2016-01-08 Olivier Hainque <hainque@adacore.com>
35578 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
35581 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
35583 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
35584 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
35585 (reduc_smin_v2sf): Rename to...
35586 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
35587 (reduc_splus_v2sf): Rename to...
35588 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
35590 2016-01-08 Jakub Jelinek <jakub@redhat.com>
35592 PR tree-optimization/69162
35593 * gimplify.c (gimplify_va_arg_expr): Encode original type of
35594 valist argument in another argument.
35595 (gimplify_modify_expr): Adjust for the above change. Cleanup.
35596 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
35597 to determine the va_list type, build a MEM_REF instead of
35598 build_fold_indirect_ref.
35600 PR tree-optimization/69172
35601 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
35604 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
35606 PR tree-optimization/67781
35607 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
35608 and cmpnop in two steps: first the ones not accessed in original
35609 gimple expression in a endian independent way and then the ones not
35610 accessed in the final result in an endian-specific way.
35612 2016-01-08 Jakub Jelinek <jakub@redhat.com>
35614 PR tree-optimization/69083
35615 * tree-vect-slp.c (vect_get_constant_vectors): For
35616 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
35617 element type. If op is fold_convertible_p to vector_type's element
35618 type, use NOP_EXPR instead of VCE.
35620 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
35622 PR rtl-optimization/67778
35623 PR rtl-optimization/68634
35624 PR rtl-optimization/68909
35625 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
35626 block from the stack until done with it. Remove a superfluous
35627 bitmap set. Remove a superfluous bitmap test.
35629 2016-01-07 Martin Sebor <msebor@redhat.com>
35632 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
35633 constraint on the type of arguments.
35635 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
35637 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
35638 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
35639 unaligned_access on the gcc_options set.
35640 * config/arm/arm.c (arm_option_override_internal): Use
35641 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
35643 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
35646 * config/i386/i386.c (ix86_frame_pointer_required): Enable
35647 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
35649 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
35652 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
35655 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
35656 depending on frame_pointer_needed before remaining integer and SSE
35657 registers are saved.
35659 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
35662 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
35664 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
35667 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
35668 Use the "xBm" constraint.
35669 (float<sseintvecmodelower><mode>2<mask_name><round_name):
35671 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
35672 (sse_cvtsi2ssq<round_name>): Likewise.
35673 (sse_cvtss2si<round_name>): Likewise.
35674 (sse_cvtss2siq<round_name>): Likewise.
35675 (sse2_cvtsi2sdq<round_name>): Likewise.
35676 (sse2_cvtsd2si<round_name>): Likewise.
35677 (sse2_cvtsd2siq<round_name>): Likewise.
35678 * config/i386/subst.md (round_nimm_scalar_predicate): New
35681 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
35683 PR middle-end/67639
35684 * varasm.c (make_decl_rtl): Mark invalid register vars as
35687 PR rtl-optimization/66206
35688 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
35689 All callers changed.
35691 2016-01-07 Jakub Jelinek <jakub@redhat.com>
35693 PR tree-optimization/69141
35694 * tree-ssa-pre.c: Include langhooks.h.
35695 (eliminate_dom_walker::before_dom_children): Use
35696 lang_hooks.decl_printable_name instead of
35697 cgraph_node::get ()->name ().
35699 PR middle-end/68960
35700 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
35701 it and DECL_ALIGN too.
35703 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
35705 * config/mips/mips-ftypes.def: Sort to lexicographical order.
35707 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
35710 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
35711 depending on frame_pointer_needed before remaining integer and SSE
35712 registers are saved.
35714 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
35716 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
35717 mode iterator with VSX_M2.
35718 (*p9_vecstore_<mode>): Likewise.
35719 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
35720 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
35721 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
35722 (define_split for VSX_LE128 stores): Likewise.
35723 (define_peephole2 for TImode LE swaps): Likewise.
35724 (define_split for VSX_LE128 post-reload stores): Likewise.
35726 2016-01-06 Marek Polacek <polacek@redhat.com>
35729 * convert.c (convert_to_integer_1): Adjust call to
35730 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
35731 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
35732 EXPR instead of ARG.
35733 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
35735 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
35738 * doc/extend.texi (RL78 Variable Attributes): New section.
35740 2016-01-05 Marek Polacek <polacek@redhat.com>
35743 * builtins.c (get_memmodel): Use expansion point location rather than
35744 the input location. Call warning_at rather than warning.
35745 (expand_builtin_atomic_compare_exchange): Likewise.
35746 (expand_builtin_atomic_load): Likewise.
35747 (expand_builtin_atomic_store): Likewise.
35748 (expand_builtin_atomic_clear): Likewise.
35750 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
35753 * config/i386/i386.c (ix86_expand_vector_logical_operator):
35754 Replace nonimmediate_operand with vector_operand.
35755 * config/i386/predicates.md (vector_operand): New predicate.
35756 (general_vector_operand): Replace nonimmediate_operand with
35758 * config/i386/sse.md: Replace nonimmediate_operand with
35759 vector_operand and m constraint with Bm constraint on SSE
35760 patterns with 16-byte memory operand.
35761 * config/i386/subst.md (round_nimm_predicate): Replace
35762 nonimmediate_operand with vector_operand.
35763 (round_saeonly_nimm_predicate): Likewise.
35764 (round_saeonly_nimm_scalar_predicate): New.
35766 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
35769 * config/i386/constraints.md (Bm): New constraint.
35770 * config/i386/predicates.md (vector_memory_operand): New
35772 * config/i386/sse.md: Replace xm with xBm in plusminus and
35773 any_logic patterns.
35775 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
35778 * doc/extend.texi (V850 Function Attributes): New section.
35779 (V850 Variable Attributes): New section.
35781 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
35784 * doc/extend.texi (MicroBlaze Function Attributes): Document
35785 interrupt_handler and fast_interrupt attributes.
35787 2016-01-05 Sergei Trofimovich <siarheit@google.com>
35790 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
35791 for local symbolic operands.
35792 * config/ia64/predicates.md (local_symbolic_operand64): New
35795 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
35797 PR rtl-optimization/68651
35798 * combine.c (combine_simplify_rtx): Canonicalize x + x into
35801 2016-01-05 Nathan Sidwell <nathan@acm.org>
35803 * alias.c (compare_base_decls): Use symtab_node::get.
35805 2016-01-05 Nick Clifton <nickc@redhat.com>
35808 * ira-costs.c (copy_cost): Initialise the t_icode field of the
35809 secondary_reload_info structure.
35812 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
35813 decls if weak support is available.
35815 2016-01-04 Martin Sebor <msebor@redhat.com>
35817 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
35819 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
35821 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
35822 OPTION_MASK_P9_DFORM.
35824 * config/rs6000/constraints.md (wo constraint): New constraint for
35827 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
35829 (rs6000_init_hard_regno_mode_ok): Likewise.
35831 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
35834 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
35835 expanders not to have constraints. Add support for ISA 3.0 xxperm
35836 instruction. Add support for fusing xxlor with xxperm.
35837 (altivec_vperm_<mode>_internal): Likewise.
35838 (altivec_vperm_v8hiv16qi): Likewise.
35839 (altivec_vperm_<mode>v16q): Likewise.
35840 (altivec_vperm_<mode>_uns): Likewise.
35841 (vperm_v8hiv4si): Likewise.
35842 (vperm_v16qiv8hi): Likewise.
35844 * doc/md.texi (RS/6000 constraints): Document wo constraint.
35846 2016-01-04 Jakub Jelinek <jakub@redhat.com>
35848 Update copyright years.
35850 * gcc.c (process_command): Update copyright notice dates.
35851 * gcov-dump.c (print_version): Ditto.
35852 * gcov.c (print_version): Ditto.
35853 * gcov-tool.c (print_version): Ditto.
35854 * gengtype.c (create_file): Ditto.
35855 * doc/cpp.texi: Bump @copying's copyright year.
35856 * doc/cppinternals.texi: Ditto.
35857 * doc/gcc.texi: Ditto.
35858 * doc/gccint.texi: Ditto.
35859 * doc/gcov.texi: Ditto.
35860 * doc/install.texi: Ditto.
35861 * doc/invoke.texi: Ditto.
35863 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
35865 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
35866 modes larger than TImode as TImode if NEON is not enabled.
35868 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
35871 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
35872 mode for %f0-%f31 only if TARGET_FPU.
35874 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
35877 * config/sparc/sparc.c (scan_record_type): Take into account subfields
35878 to compute the PACKED_P predicate.
35879 (function_arg_record_value): Minor tweaks.
35881 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
35883 * doc/install.texi (--with-multilib-list): Describe the meaning of the
35884 option for arm*-*-* targets.
35886 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
35888 * doc/extend.texi (Common Function Attributes): Move docs for
35889 MSP430-specific attributes to....
35890 (MSP430 Function Attributes): ...here. Delete the redundant
35891 entries and copy-edit the remaining text.
35892 (MSP430 Variable Attributes): Use uniform format for index
35893 entries and add a cross-reference to the corresponding function
35896 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
35898 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
35900 (x86 Options): Likewise.
35902 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
35906 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
35907 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
35908 to corresponding attribute.
35910 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
35912 * doc/extend.texi (Common Function Attributes) <noplt>: Move
35913 to correct alphabetization of table. Copy-edit and correct
35915 <stack_protect>: Likewise.
35916 <target_clones>: Likewise.
35918 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
35919 Correct punctuation.
35920 (Code Gen Options) <-fno-plt>: Copy-edit.
35922 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
35925 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
35926 SI values. Explicitly convert SI to DI and vice-versa.
35928 2016-01-01 Jakub Jelinek <jakub@redhat.com>
35930 PR tree-optimization/69070
35931 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
35932 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
35935 * ubsan.c (ubsan_instrument_float_cast): Call
35936 initialize_sanitizer_builtins.
35939 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
35941 Copyright (C) 2016 Free Software Foundation, Inc.
35943 Copying and distribution of this file, with or without modification,
35944 are permitted in any medium without royalty provided the copyright
35945 notice and this notice are preserved.