1 2016-11-16 Jakub Jelinek <jakub@redhat.com>
4 * ubsan.c (ubsan_build_overflow_builtin): Add DATAP argument, if
5 it points to non-NULL tree, use it instead of ubsan_create_data.
6 (instrument_si_overflow): Handle vector signed integer overflow
8 * ubsan.h (ubsan_build_overflow_builtin): Add DATAP argument.
9 * tree-vrp.c (simplify_internal_call_using_ranges): Punt for
10 vector IFN_UBSAN_CHECK_*.
11 * internal-fn.c (expand_addsub_overflow): Add DATAP argument,
12 pass it through to ubsan_build_overflow_builtin.
13 (expand_neg_overflow, expand_mul_overflow): Likewise.
14 (expand_vector_ubsan_overflow): New function.
15 (expand_UBSAN_CHECK_ADD, expand_UBSAN_CHECK_SUB,
16 expand_UBSAN_CHECK_MUL): Use tit for vector arithmetics.
17 (expand_arith_overflow): Adjust expand_*_overflow callers.
19 2016-11-16 Matthias Klose <doko@ubuntu.com>
21 * doc/install.texi: Remove references to java/libjava.
23 2016-11-16 Kugan Vivekanandarajah <kuganv@linaro.org>
25 * tree-ssa-coalesce.c (register_default_def): Remove register_ssa_partition.
26 (create_outofssa_var_map): Likewise.
27 * tree-ssa-live.c (register_ssa_partition_check): Remove.
28 * tree-ssa-live.h (register_ssa_partition): Likewise.
30 2016-11-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
32 * genattrtab.c (attr_rtx_1): Avoid allocating new rtx objects.
33 Clear ATTR_CURR_SIMPLIFIED_P for re-used binary rtx objects.
34 Use DEF_ATTR_STRING for string arguments. Use RTL_HASH for
35 integer arguments. Only set ATTR_PERMANENT_P on newly hashed
36 rtx when all sub-rtx are also permanent.
38 (attr_copy_rtx): Remove.
39 (make_canonical, get_attr_value): Use attr_equal_p.
40 (copy_boolean): Rehash NOT.
41 (simplify_test_exp_in_temp,
42 optimize_attrs): Remove call to attr_copy_rtx.
43 (attr_alt_intersection, attr_alt_union,
44 attr_alt_complement, mk_attr_alt): Rehash EQ_ATTR_ALT.
45 (make_automaton_attrs): Use attr_eq.
47 2016-11-15 Matthias Klose <doko@ubuntu.com>
49 * doc/install.texi: Remove references to java/libjava.
50 * doc/sourcebuild.texi: Likewise.
51 * doc/invoke.texi: Likewise.
52 * doc/standards.texi: Likewise.
54 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
55 Alan Hayward <alan.hayward@arm.com>
56 David Sherwood <david.sherwood@arm.com>
58 * config/i386/i386.h (INCOMING_RETURN_ADDR_RTX): Use Pmode instead
60 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Likewise.
61 * config/iq2000/iq2000.h (INCOMING_RETURN_ADDR_RTX): Likewise.
62 * config/m68k/m68k.h (INCOMING_RETURN_ADDR_RTX): Likewise.
63 * config/microblaze/microblaze.h (INCOMING_RETURN_ADDR_RTX): Likewise.
64 * config/mips/mips.h (INCOMING_RETURN_ADDR_RTX): Likewise.
65 * config/mn10300/mn10300.h (INCOMING_RETURN_ADDR_RTX): Likewise.
66 * config/nios2/nios2.h (INCOMING_RETURN_ADDR_RTX): Likewise.
68 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
69 Alan Hayward <alan.hayward@arm.com>
70 David Sherwood <david.sherwood@arm.com>
72 * dce.c (check_argument_store): Pass the size instead of
74 (find_call_stack_args): Pass MEM_SIZE to check_argument_store.
76 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
77 Alan Hayward <alan.hayward@arm.com>
78 David Sherwood <david.sherwood@arm.com>
80 * alias.c (canon_rtx): Use simplify_gen_binary.
82 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
83 Alan Hayward <alan.hayward@arm.com>
84 David Sherwood <david.sherwood@arm.com>
86 * rtl.h (load_extend_op): Declare.
87 * rtlanal.c (load_extend_op): New function.
88 (nonzero_bits1): Use it.
89 (num_sign_bit_copies1): Likewise.
90 * cse.c (cse_insn): Likewise.
91 * fold-const.c (fold_single_bit_test): Likewise.
92 (fold_unary_loc): Likewise.
93 * fwprop.c (free_load_extend): Likewise.
94 * postreload.c (reload_cse_simplify_set): Likewise.
95 (reload_cse_simplify_operands): Likewise.
96 * combine.c (try_combine): Likewise.
97 (simplify_set): Likewise. Remove redundant SUBREG_BYTE and
98 subreg_lowpart_p checks.
100 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
101 Alan Hayward <alan.hayward@arm.com>
102 David Sherwood <david.sherwood@arm.com>
104 * combine.c (simplify_shift_const_1): Use the number of bits
105 in the inner mode to determine the range of the shift.
106 When handling shifts of vectors, skip any rules that apply
109 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
110 Alan Hayward <alan.hayward@arm.com>
111 David Sherwood <david.sherwood@arm.com>
113 * rtlanal.c (num_sign_bit_copies1): Calculate bitwidth after
116 2016-11-15 Matthias Klose <doko@ubuntu.com>
118 * doc/install.texi: Remove references to gcj/libjava.
119 * doc/invoke.texi: Likewise.
121 2016-11-15 Jeff Law <law@redhat.com>
123 * tree-ssa-threadbackward.c (fsm_find_thread_path): Remove unneeded
124 parameter. Callers changed.
125 (check-subpath_and_update_thread_path): Extracted from
126 fsm_find_control_statement_thread_paths.
127 (handle_phi, handle_assignment, handle_assignment_p): Likewise.
128 (handle_phi, handle_assignment): Allow any constant node, not
131 2016-11-15 Claudiu Zissulescu <claziss@synopsys.com>
133 * config/arc/arc-arch.h: New file.
134 * config/arc/arc-arches.def: Likewise.
135 * config/arc/arc-cpus.def: Likewise.
136 * config/arc/arc-options.def: Likewise.
137 * config/arc/t-multilib: Likewise.
138 * config/arc/genmultilib.awk: Likewise.
139 * config/arc/genoptions.awk: Likewise.
140 * config/arc/arc-tables.opt: Likewise.
141 * config/arc/driver-arc.c: Likewise.
142 * testsuite/gcc.target/arc/nps400-cpu-flag.c: Likewise.
143 * common/config/arc/arc-common.c (arc_handle_option): Trace
145 * config.gcc (arc*-*-*): Add arc-tables.opt to arc's extra
146 options; check for supported cpu against arc-cpus.def file.
147 (arc*-*-elf*, arc*-*-linux-uclibc*): Use new make fragment; define
148 TARGET_CPU_BUILD macro; add driver-arc.o as an extra object.
149 * config/arc/arc-c.def: Add emacs local variables.
150 * config/arc/arc-opts.h (processor_type): Use arc-cpus.def file.
151 (FPU_FPUS, FPU_FPUD, FPU_FPUDA, FPU_FPUDA_DIV, FPU_FPUDA_FMA)
152 (FPU_FPUDA_ALL, FPU_FPUS_DIV, FPU_FPUS_FMA, FPU_FPUS_ALL)
153 (FPU_FPUD_DIV, FPU_FPUD_FMA, FPU_FPUD_ALL): New defines.
154 (DEFAULT_arc_fpu_build): Define.
155 (DEFAULT_arc_mpy_option): Define.
156 * config/arc/arc-protos.h (arc_init): Delete.
157 * config/arc/arc.c (arc_cpu_name): New variable.
158 (arc_selected_cpu, arc_selected_arch, arc_arcem, arc_archs)
159 (arc_arc700, arc_arc600, arc_arc601): New variable.
160 (arc_init): Add static; remove selection of default tune value,
161 cleanup obsolete error messages.
162 (arc_override_options): Make use of .def files for selecting the
163 right cpu and option configurations.
164 * config/arc/arc.h (stdbool.h): Include.
165 (TARGET_CPU_DEFAULT): Define.
166 (CPP_SPEC): Remove mcpu=NPS400 handling.
167 (arc_cpu_to_as): Declare.
168 (EXTRA_SPEC_FUNCTIONS): Define.
169 (OPTION_DEFAULT_SPECS): Likewise.
170 (ASM_DEFAULT): Remove.
171 (ASM_SPEC): Use arc_cpu_to_as.
172 (DRIVER_SELF_SPECS): Remove deprecated options.
173 (arc_base_cpu): Declare.
174 (TARGET_ARC600, TARGET_ARC601, TARGET_ARC700, TARGET_EM)
175 (TARGET_HS, TARGET_V2, TARGET_ARC600): Make them use arc_base_cpu
177 (MULTILIB_DEFAULTS): Use ARC_MULTILIB_CPU_DEFAULT.
178 * config/arc/arc.md (attr_cpu): Remove.
179 * config/arc/arc.opt (mno-mpy): Deprecate.
180 (mcpu=ARC600, mcpu=ARC601, mcpu=ARC700, mcpu=NPS400, mcpu=ARCEM)
181 (mcpu=ARCHS): Remove.
182 (mcrc, mdsp-packa, mdvbf, mmac-d16, mmac-24, mtelephony, mrtsc):
184 (mbarrel_shifte, mspfp_, mdpfp_, mdsp_pack, mmac_): Remove.
185 (arc_fpu): Use new defines.
186 (mpy-option): Change to use numeric or string like inputs.
187 * config/arc/t-arc (driver-arc.o): New target.
188 (arc-cpus, t-multilib, arc-tables.opt): Likewise.
189 * config/arc/t-arc-newlib: Delete.
190 * config/arc/t-arc-uClibc: Renamed to t-uClibc.
191 * doc/invoke.texi (ARC): Update arc options.
193 2016-11-15 Maciej W. Rozycki <macro@imgtec.com>
195 * config/mips/mips.c (mips16_emit_constants): Emit `consttable'
196 insn at the beginning of the constant pool.
197 (mips_insert_insn_pseudos): New function.
198 (mips_machine_reorg2): Call it.
199 * config/mips/mips.md (unspec): Add UNSPEC_CONSTTABLE and
200 UNSPEC_INSN_PSEUDO enum values.
201 (insn_pseudo, consttable): New insns.
203 2016-11-15 Michael Matz <matz@suse.de>
205 PR missed-optimization/77881
206 * combine.c (simplify_comparison): Remove useless subregs
207 also inside the loop, not just after it.
208 (make_compound_operation): Recognize some subregs as being
211 2016-11-15 Richard Sandiford <richard.sandiford@arm.com>
212 Alan Hayward <alan.hayward@arm.com>
213 David Sherwood <david.sherwood@arm.com>
215 * dwarf2out.c (mem_loc_descriptor): Fix GET_MODE_CLASS/
218 2016-11-14 Michael Meissner <meissner@linux.vnet.ibm.com>
220 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Add support
221 for using xxinsertw and vinsert{b,h} on ISA 3.0.
223 * config/rs6000/vsx.md (vsx_extract_<mode>): Update comment.
224 (vsx_set_<mode>_p9): New insn to generate xxinsertw and
225 vinsert{b,h} on ISA 3.0.
227 2016-11-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
229 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
230 and cmpnop in two steps: first the ones not accessed in original gimple
231 expression in a endian independent way and then the ones not accessed
232 in the final result in an endian-specific way.
233 (bswap_replace): Stop doing big endian adjustment.
235 2016-11-14 Uros Bizjak <ubizjak@gmail.com>
237 * config/i386/i386.md (*andndi3_doubleword): Merge operand constraints.
238 (*ashl<mode>3_doubleword): Ditto.
240 2016-11-14 Martin Liska <mliska@suse.cz>
242 * tree-ssa-dse.c (dse_optimize_stmt): Remove quotes and extra
245 2016-11-14 Prasad Ghangal <prasad.ghangal@gmail.com>
246 Richard Biener <rguenther@suse.de>
248 * doc/invoke.texi (fgimple): Document.
249 * dumpfile.h (TDF_GIMPLE): Add.
250 * dumpfile.c (dump_options): Add gimple.
251 * gimple-pretty-print.c (dump_gimple_switch): Adjust dump
253 (dump_gimple_label): Likewise.
254 (dump_gimple_phi): Likewise.
255 (dump_gimple_bb_header): Likewise.
256 (dump_phi_nodes): Likewise.
257 (pp_cfg_jump): Likewise. Pass in dump flags.
258 (dump_implicit_edges): Adjust.
259 * passes.c (pass_init_dump_file): Do not dump function header
261 * tree-cfg.c (dump_function_to_file): Dump function return type
262 and __GIMPLE keyword for TDF_GIMPLE. Change guard for dumping
264 * tree-pretty-print.c (dump_decl_name): Adjust dump for TDF_GIMPLE.
265 (dump_generic_node): Likewise.
266 * function.h (struct function): Add pass_startwith member.
267 * passes.c (execute_one_pass): Implement startwith.
268 * tree-ssanames.c (make_ssa_name_fn): New argument, check for version
269 and assign proper version for parsed ssa names.
270 * tree-ssanames.h (make_ssa_name_fn): Add new argument to the function.
271 * internal-fn.c (expand_PHI): New function.
272 * internal-fn.h (expand_PHI): Declared here.
273 * internal-fn.def: New defination for PHI.
274 * tree-cfg.c (lower_phi_internal_fn): New function.
275 (build_gimple_cfg): Call it.
276 (verify_gimple_call): Condition for passing label as arg in internal
278 * tree-into-ssa.c (rewrite_add_phi_arguments): Handle already
279 present PHIs with arguments.
281 2016-11-14 Martin Liska <mliska@suse.cz>
284 * common.opt: Add prefer-atomic as a new enum value for
286 * coretypes.h: Likewise.
287 * doc/invoke.texi: Document the new option value.
288 * gcc.c: Replace atomic with prefer-atomic. Remove warning.
289 * tree-profile.c (tree_profiling): Select default value
290 of -fprofile-update when 'prefer-atomic' is selected.
292 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
294 * config/arm/cortex-a57.md (cortex_a57_alu): Move extend here, bfm...
295 (cortex_a57_alu_shift): ...here.
297 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
299 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3)
301 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
302 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
303 (<optab>si3_insn_uxtw): Likewise.
304 (<optab><mode>3_insn): Likewise.
305 (<ANY_EXTEND:optab><GPI:mode>_ashl<SHORT:mode>): Likewise.
306 (zero_extend<GPI:mode>_lshr<SHORT:mode>): Likewise.
307 (extend<GPI:mode>_ashr<SHORT:mode>): Likewise.
308 (<optab><mode>): Likewise.
309 (insv<mode>): Likewise.
310 (andim_ashift<mode>_bfiz): Likewise.
311 * config/aarch64/thunderx.md (thunderx_shift): Add bfx.
312 * config/arm/cortex-a53.md (cortex_a53_alu_shift): Likewise.
313 * config/arm/cortex-a57.md (cortex_a57_alu): Add bfx.
314 * config/arm/exynos-m1.md (exynos_m1_alu): Add bfx.
315 (exynos_m1_alu_p): Likewise.
316 * config/arm/types.md: Add bfx.
317 * config/arm/xgene1.md (xgene1_bfm): Add bfx.
319 2016-11-14 Wilco Dijkstra <wdijkstr@arm.com>
321 * config/aarch64/aarch64.c (cortexa57_vector_cost):
322 Change vec_stmt_cost, vec_align_load_cost and vec_unalign_load_cost.
324 2016-11-14 Richard Biener <rguenther@suse.de>
326 PR tree-optimization/78312
327 * gimple-ssa-backprop.c (backprop::prepare_change): Reset
330 2016-11-14 Georg-Johann Lay <avr@gjlay.de>
333 * doc/invoke.texi (AVR Options) [-mabsdata]: Document new option.
334 * config/avr/avr.opt (-mabsdata): New option.
335 * config/avr/avr-arch.h (avr_device_specific_features): Add AVR_ISA_LDS.
336 * config/avr/avr.c (avr_encode_section_info) [AVR_TINY]: If
337 -mabsdata & symbol is not progmem, tag as AVR_SYMBOL_FLAG_TINY_ABSDATA.
338 * config/avr/avr-mcus.def (attiny4/5/9/10/20): Use AVR_ISA_LDS.
339 * config/avr/gen-avr-mmcu-specs.c (print_mcu): Print cc1_absdata
340 spec depending on AVR_ISA_LDS.
341 * config/avr/specs.h (CC1_SPEC): Enhanced by cc1_absdata spec.
343 2016-11-13 Jakub Jelinek <jakub@redhat.com>
345 * match.pd: Don't try to compare addresses of variables with
348 2016-11-13 Kugan Vivekanandarajah <kuganv@linaro.org>
350 * ipa-cp.c (ipa_get_jf_pass_through_result): Skip unary expressions.
351 (propagate_vr_accross_jump_function): Handle unary expressions.
352 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
353 (load_from_param_1): New.
354 (load_from_unmodified_param): Factor common part into load_from_param_1.
355 (load_from_param): New.
356 (compute_complex_assign_jump_func): Handle unary expressions.
357 (update_jump_functions_after_inlining): Likewise.
358 (ipa_write_jump_function): Likewise.
359 (ipa_read_jump_function): Likewise.
361 2016-11-13 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
364 * doc/invoke.texi: Document Wrestrict.
365 * pretty-print.c (pp_format): Add case for "Z" specifier.
366 (test_pp_format): Test "Z" specifier.
368 2016-11-13 Eric Botcazou <ebotcazou@adacore.com>
370 * ipa-icf.c (sem_function::merge): Do not create a wrapper also if the
371 original function needs a static chain.
373 2016-11-13 David Edelsohn <dje.gcc@gmail.com>
376 * config/rs6000/rs6000.c (rs6000_asm_weaken_decl): Protect
379 2016-11-12 Segher Boessenkool <segher@kernel.crashing.org>
382 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Don't
383 return early if !optional_tbtab.
385 2016-11-11 Eric Botcazou <ebotcazou@adacore.com>
387 PR rtl-optimization/59461
388 * doc/rtl.texi (paradoxical subregs): Add missing word.
389 * combine.c (reg_nonzero_bits_for_combine): Do not discard results
390 in modes with precision larger than that of last_set_mode.
391 * rtlanal.c (nonzero_bits1) <SUBREG>: If WORD_REGISTER_OPERATIONS is
392 set and LOAD_EXTEND_OP is appropriate, propagate results from inner
393 REGs to paradoxical SUBREGs.
394 (num_sign_bit_copies1) <SUBREG>: Likewise. Check that the mode is not
395 larger than a word before invoking LOAD_EXTEND_OP on it.
397 2016-11-11 Michael Meissner <meissner@linux.vnet.ibm.com>
400 * config/rs6000/vsx.md (vsx_extract_<mode>_p9): Correct the
401 element order for little endian ordering.
403 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Use
404 VECTOR_ELT_ORDER_BIG and not BYTES_BIG_ENDIAN to adjust element
407 2016-11-11 Uros Bizjak <ubizjak@gmail.com>
410 * config/i386/i386.md (rotate to rotatex splitter): Avoid overflow
411 when calculating operand 2.
412 (rotate to rotatex zext splitter): Ditto.
414 2016-11-11 Jeff Law <law@redhat.com>
416 * gimple-ssa-isolate-paths.c (is_divmod_with_given_divisor): New
418 (stmt_uses_name_in_undefined_way): New function, extracted from
419 find_implicit_erroneous_behavior and extended for div/mod case.
420 (stmt_uses_0_or_null_in_undefined_way): New function, extracted from
421 find_explicit_erroneous_behavior and extended for div/mod case.
422 (find_implicit_erroneous_behavior): Use new helper function.
423 (find_explicit_erroneous_behavior): Use new helper function.
425 2016-11-11 Richard Biener <rguenther@suse.de>
427 PR tree-optimization/71575
428 * graphite-isl-ast-to-gimple.c (copy_cond_phi_nodes): Remove
431 2016-11-11 Richard Biener <rguenther@suse.de>
434 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
435 about uninitialized destination arg of BIT_INSERT_EXPR.
437 2016-11-10 Sandra Loosemore <sandra@codesourcery.com>
440 * doc/invoke.texi (Code Gen Options) [-fno-common]: Use correct
441 terminology. Expand to remove ambiguity.
443 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
445 PR rtl-optimization/78232
446 * combine.c (try_combine): Add a big comment about why reusing i2dest
448 (change_zero_ext): Do not call simplify_gen_binary, do the
449 simplifications manually.
451 2016-11-10 Michael Meissner <meissner@linux.vnet.ibm.com>
453 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): If ISA 3.0,
454 enable HImode and QImode to go in vector registers by default if
455 the -mvsx-small-integer option is enabled.
456 (rs6000_secondary_reload_simple_move): Likewise.
457 (rs6000_preferred_reload_class): Don't force integer constants to
458 be loaded into vector registers that we can easily make into
459 memory (or being created in the GPRs and moved over with direct move).
460 * config/rs6000/vsx.md (UNSPEC_P9_MEMORY): Delete, no longer used.
461 (vsx_extract_<mode>): Rework V4SImode, V8HImode, and V16QImode
462 vector extraction on ISA 3.0 when the scalar integer can be
463 allocated in vector registers. Generate the VEC_SELECT directy,
464 and don't use UNSPEC's to avoid having the scalar type in a vector
465 register. Make the expander target registers, and let the
466 combiner fold in results storing to memory, if the machine
468 (vsx_extract_<mode>_di): Likewise.
469 (vsx_extract_<mode>_p9): Likewise.
470 (vsx_extract_<mode>_di_p9): Likewise.
471 (vsx_extract_<mode>_store_p9): Likewise.
472 (vsx_extract_si): Likewise.
473 (vsx_extract_<mode>_p8): Likewise.
474 (p9_lxsi<wd>zx): Delete, no longer used.
475 (p9_stxsi<wd>x): Likewise.
476 * config/rs6000/rs6000.md (INT_ISA3): New mode iterator for
477 integers in vector registers for ISA 3.0.
478 (QHI): Update comment.
479 (zero_extendqi<mode>2): Add support for ISA 3.0 scalar load or
480 vector extract instructions in sign/zero extend.
481 (zero_extendhi<mode>): Likewise.
482 (extendqi<mode>): Likewise.
483 (extendhi<mode>2): Likewise.
484 (HImode splitter for load/sign extend in vector register): Likewise.
485 (float<QHI:mode><FP_ISA3:mode>2): Eliminate old method of
486 optimizing floating point conversions to/from small data types and
487 rewrite it to support QImode/HImode being allowed in vector
488 registers on ISA 3.0.
489 (float<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
490 (floatuns<QHI:mode><FP_ISA3:mode>2): Likewise.
491 (floatuns<QHI:mode><FP_ISA3:mode>2_internal): Likewise.
492 (fix_trunc<SFDF:mode><QHI:mode>2): Likewise.
493 (fix_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
494 (fixuns_trunc<SFDF:mode><QHI:mode>2): Likewise.
495 (fixuns_trunc<SFDF:mode><QHI:mode>2_internal): Likewise.
496 VSPLITISW on ISA 2.07.
497 (movhi_internal): Combine movhi_internal and movqi_internal into
498 one mov<mode>_internal with an iterator. Add support for QImode
499 and HImode being allowed in vector registers. Make large number
500 of attributes and constraints easier to read.
501 (movqi_internal): Likewise.
502 (mov<mode>_internal): Likewise.
503 (movdi_internal64): Fix constraint to allow loading -16..15 with
504 VSPLITISW on ISA 2.07.
505 (integer XXSPLTIB splitter): Add support for QI, HI, and SImode as
508 2016-11-10 Pat Haugen <pthaugen@us.ibm.com>
510 PR rtl-optimization/78241
511 * loop-unroll.c (unroll_loop_runtime_iterations): Don't adjust 'niter',
512 but emit initial peel copy if niter expr is not reliable.
514 2016-11-10 Segher Boessenkool <segher@kernel.crashing.org>
516 * dwarf2cfi.c (dump_cfi_row): Add forward declaration.
517 (maybe_record_trace_start): If the CFI is different on the new and
518 old paths, print out both to the dump file before ICEing.
520 2016-11-10 Vladimir Makarov <vmakarov@redhat.com>
522 * target.def (additional_allocno_class_p): New.
523 * hooks.h (hook_bool_reg_class_t_false): New prototype.
524 * hooks.c (hook_bool_reg_class_t_false): New.
525 * ira.c (setup_allocno_and_important_classes): Use the new hook.
526 * doc/tm.texi.in (TARGET_ADDITIONAL_ALLOCNO_CLASS_P): Add it.
527 * doc/tm.texi: Update.
529 2016-11-10 Jason Merrill <jason@redhat.com>
531 * gengtype.c (new_structure): Append to structures list.
532 (find_structure): Likewise.
534 2016-11-10 Jim Wilson <jim.wilson@linaro.org>
536 * tree-loop-distribution.c (pg_add_dependence_edges): Return 2 if
537 this_dir is 2. Check for this_dir non-zero before dir != this_dir
540 2016-11-10 Jakub Jelinek <jakub@redhat.com>
542 * omp-low.c (lower_omp_target): Fix up argument to is_reference.
543 (expand_omp_ordered_sink): Handle TREE_PURPOSE of deps being
545 * gimplify.c (gimplify_scan_omp_clauses): Likewise. Set
546 ctx->target_map_scalars_firstprivate on OMP_TARGET even for Fortran.
547 Remove omp_no_lastprivate callers. Propagate lastprivate on combined
548 teams distribute parallel for simd even to distribute and teams
549 construct. For OMP_CLAUSE_DEPEND add missing break at the end of
550 OMP_CLAUSE_DEPEND_SINK case.
551 (omp_notice_variable): Use lang_hooks.decls.omp_scalar_p.
552 (omp_no_lastprivate): Removed.
553 (gimplify_adjust_omp_clauses): Remove omp_no_lastprivate callers.
554 (gimplify_omp_for): Likewise.
555 (computable_teams_clause): Fail for automatic vars from current
556 function not yet seen in bind expr.
557 * langhooks.c (lhd_omp_scalar_p): New function.
558 * langhooks.h (struct lang_hooks_for_decls): Add omp_scalar_p.
559 * varpool.c (varpool_node::get_create): Set node->offloading
560 even for DECL_EXTERNAL decls.
561 * langhooks-def.h (lhd_omp_scalar_p): New prototype.
562 (LANG_HOOKS_OMP_SCALAR_P): Define.
563 (LANG_HOOKS_DECLS): Use it.
565 2016-11-10 Martin Liska <mliska@suse.cz>
568 * gimplify.c (gimplify_switch_expr): Create live_switch_vars
569 only when SWITCH_BODY is a BIND_EXPR.
571 2016-11-10 Pierre-Marie de Rodat <derodat@adacore.com>
574 * dwarf2out.c (dwarf2out_early_global_decl): Call dwarf2out_decl
575 on the context only when it has no DIE yet.
577 2016-11-10 Richard Earnshaw <rearnsha@arm.com>
579 * arm.h (target_cpus): Delete.
580 * arm-opts.h (enum processor_type): Prefix entires with TARGET_CPU_.
581 * arm.c (all_cores): Prefix IDENT with TARGET_CPU_.
582 (all_architectures): Likewise.
583 (arm_option_override): Adjust use of CPU enums.
584 (arm_sched_reorder): Likewise.
585 * vfp.md (movdi_vfp, movdi_vfp_cortexa8): Likewise.
586 * arm.opt (mcpu, mtune): Adjust use of CPU enums.
587 * arm/genopt.sh (processor_type): Prefix enumeration entries with
589 * arm-tables.opt: Regenerated.
591 2016-11-10 Siddhesh Poyarekar <siddhesh.poyarekar@linaro.org>
593 * config/aarch64/aarch64-cores.def (qdf24xx): Update part number.
595 * config/aarch64/aarch64-tune.md: Regenerated.
596 * config/arm/arm-cores.def (falkor): New core.
597 * config/arm/arm-tables.opt: Regenerated.
598 * config/arm/arm-tune.md: Regenerated.
599 * config/arm/bpabi.h (BE8_LINK_SPEC): Add falkor support.
600 * config/arm/t-aprofile (MULTILIB_MATCHES): Likewise.
601 * doc/invoke.texi (AArch64 Options/-mtune): Document it.
602 (ARM Options/-mtune): Likewise.
604 2016-11-10 Kugan Vivekanandarajah <kuganv@linaro.org>
607 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
609 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
610 (propagate_vr_accross_jump_function): Likewise.
611 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
612 (load_from_param_1): New.
613 (load_from_unmodified_param): Factor common part into load_from_param_1.
614 (load_from_param): New.
615 (compute_complex_assign_jump_func): Handle unary expressions.
616 (ipa_write_jump_function): Likewise.
617 (ipa_read_jump_function): Likewise.
619 2016-11-09 Segher Boessenkool <segher@kernel.crashing.org>
621 * simplify-rtx.c (simplify_binary_operation_1): Simplify
622 (xor (and (xor A B) C) B) to (ior (and A C) (and B ~C)) and
623 (xor (and (xor A B) C) A) to (ior (and A ~C) (and B C)) if C
626 2016-11-09 David Malcolm <dmalcolm@redhat.com>
628 * print-rtl-function.c: Include varasm.h.
629 (print_any_param_name): New function.
630 (print_param): New function.
631 (print_rtx_function): Call print_param for each argument.
632 * print-rtl.c (rtx_writer::finish_directive): New function.
633 * print-rtl.h (rtx_writer::finish_directive): New decl.
635 2016-11-09 Uros Bizjak <ubizjak@gmail.com>
638 * config/i386/i386.md (*<shift_insn><mode>3_doubleword): Mark
639 operand 0 as earlyclobber.
640 (*ashl<mode>3_doubleword): Ditto for all operand 0 alternatives.
642 2016-11-09 Martin Liska <mliska@suse.cz>
644 * fold-const-call.c (fold_const_call): Fix up type of s0 and s1.
646 2016-11-09 Jakub Jelinek <jakub@redhat.com>
649 * builtins.c (expand_builtin_memcmp): Formatting fix.
651 * flag-types.h (enum sanitize_code): Add SANITIZE_SHIFT_BASE
652 and SANITIZE_SHIFT_EXPONENT, change SANITIZE_SHIFT to bitwise
653 or of them, renumber other enumerators.
654 * opts.c (sanitizer_opts): Add shift-base and shift-exponent.
655 * doc/invoke.texi: Document -fsanitize=shift-base and
656 -fsanitize-shift-exponent, document -fsanitize=shift as
657 having those 2 suboptions.
659 2016-11-09 Richard Biener <rguenther@suse.de>
661 * fold-const.c (tree_swap_operands_p): Remove unused arg.
662 * fold-const.c (tree_swap_operands_p): Likewise.
663 (fold_binary_loc): Adjust.
664 (fold_ternary_loc): Likewise.
665 * genmatch.c (dt_operand::gen_gimple_exp): Likewise.
666 * gimple-fold.c (fold_stmt_1): Likewise.
667 * gimple-match-head.c (gimple_resimplify2): Likewise.
668 (gimple_resimplify3): Likewise.
669 (gimple_simplify): Likewise.
670 * tree-ssa-dom.c (record_equality): Likewise.
671 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Likewise.
672 * tree-ssa-sccvn.c (vn_nary_op_compute_hash): Likewise.
673 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): Likewise.
675 2016-11-09 Richard Biener <rguenther@suse.de>
677 * tree-ssa-dom.c (canonicalize_comparison): Remove.
678 (optimize_stmt): Remove redundant pre-propagation canonicalization
679 of comparison operand order.
681 2016-11-09 Martin Liska <mliska@suse.cz>
683 * fold-const-call.c (fold_const_call): Fix the folding.
685 2016-11-09 Richard Biener <rguenther@suse.de>
687 * common.opt (flag_evaluation_order): Remove.
688 * expr.c (expand_operands): Remove code guarded by
689 flag_evaluation_order.
690 * fold-const.c (reorder_operands_p): Remove, it always returns
692 (negate_expr_p): Remove calls to reorder_operands_p.
693 (fold_negate_expr): Likewise.
694 (tree_swap_operands_p): Likewise.
695 (fold_binary_loc): Likewise.
697 2016-11-09 Andreas Schwab <schwab@suse.de>
700 * config/m68k/m68k.md: Reject out-of-range bit pos in bit-fields
701 insns operating on a register.
703 2016-11-09 Richard Biener <rguenther@suse.de>
705 PR tree-optimization/78007
706 * tree-vect-stmts.c (vectorizable_bswap): New function.
707 (vectorizable_call): Call vectorizable_bswap for
708 BUILT_IN_BSWAP{16,32,64} if arguments are not promoted.
710 2016-11-09 Richard Biener <rguenther@suse.de>
712 * tree-vect-data-refs.c (vect_compute_data_ref_alignment):
713 Look at the DR_BASE_ADDRESS object for forcing alignment.
715 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
717 * ipa-cp.c (ipa_get_jf_pass_through_result): Handle unary expressions.
718 (propagate_vr_accross_jump_function): Likewise.
719 * ipa-prop.c (ipa_set_jf_unary_pass_through): New.
720 (load_from_param_1): New.
721 (load_from_unmodified_param): Factor common part into load_from_param_1.
722 (load_from_param): New.
723 (compute_complex_assign_jump_func): Handle unary expressions.
724 (ipa_write_jump_function): Likewise.
725 (ipa_read_jump_function): Likewise.
727 2016-11-09 Kugan Vivekanandarajah <kuganv@linaro.org>
730 * ipa-cp.c (propagate_vr_accross_jump_function): Pass param type.
731 Also fold constant passed as argument while computing value range.
732 (propagate_constants_accross_call): Pass param type.
733 * ipa-prop.c: export ipa_get_callee_param_type.
734 * ipa-prop.h: export ipa_get_callee_param_type.
736 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
738 * asan.h (asan_intercepted_p): Handle BUILT_IN_STRCSPN,
739 BUILT_IN_STRPBRK, BUILT_IN_STRSPN and BUILT_IN_STRSTR.
741 2016-11-09 Maxim Ostapenko <m.ostapenko@samsung.com>
743 * asan.h (ASAN_STACK_MAGIC_PARTIAL): Remove.
744 * asan.c (ASAN_STACK_MAGIC_PARTIAL): Replace with
745 ASAN_STACK_MAGIC_MIDDLE.
746 (asan_global_struct): Increase the size of fields.
747 (asan_add_global): Add new field constructor.
748 * sanitizer.def (__asan_version_mismatch_check_v6): Replace with
749 __asan_version_mismatch_check_v8.
751 2016-11-08 David Edelsohn <dje.gcc@gmail.com>
753 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Test XCOFF_DEBUGGING_INFO
756 2016-11-08 Uros Bizjak <ubizjak@gmail.com>
759 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
760 Handle ASHIFT and LSHIFTRT.
761 (dimode_scalar_chain::compute_convert_gain): Ditto.
762 (dimode_scalar_chain::convert_insn): Ditto.
764 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
766 * gimple-ssa-store-merging.c: Include selftest.h
767 (verify_array_eq): New function.
768 (verify_shift_bytes_in_array): Likewise.
769 (verify_shift_bytes_in_array_right): Likewise.
770 (verify_clear_bit_region): Likewise.
771 (verify_clear_bit_region_be): Likewise.
772 (store_merging_c_tests): Likewise.
773 * selftest.h (store_merging_c_tests): Declare prototype.
774 * selftest-run-tests.c (selftest::run_tests): Run
775 store_merging_c_tests.
777 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
779 * config/arm/arm.opt (mold-rtx-costs): Delete.
780 (mnew-generic-costs): Delete.
781 * config/arm/arm-protos.h (struct tune_params): Delete rtx_costs field.
782 * config/arm/arm.c (arm_rtx_costs_1): Delete.
783 (arm_size_rtx_costs): Likewise.
784 (arm_slowmul_rtx_costs): Likewise.
785 (arm_fastmul_rtx_costs): Likewise.
786 (arm_xscale_rtx_costs): Likewise.
787 (arm_9e_rtx_costs): Likewise.
788 (arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune,
789 arm_xscale_tune, arm_9e_tune, arm_v6t2_tune, arm_cortex_tune,
790 arm_cortex_a8_tune, arm_cortex_a7_tune, arm_cortex_a15_tune,
791 arm_cortex_a53_tune, arm_cortex_a57_tune, arm_cortex_a9_tune,
792 arm_cortex_a12_tune, arm_v7m_tune, arm_v6m_tune, arm_fa726te_tune
793 arm_cortex_a5_tune, arm_xgene1_tune, arm_marvell_pj4_tune,
794 arm_cortex_a35_tune, arm_exynosm1_tune, arm_cortex_a73_tune,
796 Delete rtx_costs field.
797 (arm_new_rtx_costs): Rename to...
798 (arm_rtx_costs_internal): ... This.
799 (arm_rtx_costs): Remove old way of doing rtx costs.
801 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
803 * config/arm/arm.c (arm_slowmul_tune): Use generic_extra_costs.
804 (arm_fastmul_tune): Likewise.
805 (arm_strongarm_tune): Likewise.
806 (arm_xscale_tune): Likewise.
807 (arm_9e_tune): Likewise.
808 (arm_marvell_pj4_tune): Likewise.
809 (arm_v6t2_tune): Likewise.
810 (arm_v6m_tune): Likewise.
811 (arm_fa726te_tune): Likewise.
813 2016-11-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
815 PR tree-optimization/78234
816 * gimple-ssa-store-merging.c (clear_bit_region): Fix off-by-one error
819 2016-11-08 Martin Liska <mliska@suse.cz>
822 * dbgcnt.def: Add new debug counter asan_use_after_scope.
823 * gimplify.c (gimplify_decl_expr): Do not sanitize vars
824 with a value expr. Do not add artificial variables to
825 live_switch_vars. Use the debug counter.
826 (gimplify_target_expr): Use the debug counter.
827 * internal-fn.def: Remove ECF_TM_PURE from ASAN_MARK builtin.
828 * sanitizer.def: Set ATTR_NOTHROW_LEAF_LIST to
829 BUILT_IN_ASAN_CLOBBER_N and BUILT_IN_ASAN_UNCLOBBER_N.
831 2016-11-08 Richard Biener <rguenther@suse.de>
833 * tree-vect-stmts.c (get_group_load_store_type): If the
834 access is aligned do not trigger peeling for gaps.
835 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Do not
836 force alignment of vars with DECL_USER_ALIGN.
838 2016-11-08 James Greenhalgh <james.greenhalgh@arm.com>
840 * config/aarch64/t-aarch64 (aarch64-c.o): Depend on TARGET_H.
842 2016-11-08 Richard Biener <rguenther@suse.de>
844 PR tree-optimization/78205
845 * tree-vect-stmts.c (vectorizable_load): Move check whether
846 we may run into gaps when BB vectorizing SLP permutations ...
847 * tree-vect-slp.c (vect_supported_load_permutation_p): ...
848 here where we can do a more precise check.
850 2016-11-08 Richard Biener <rguenther@suse.de>
852 PR tree-optimization/78224
853 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
854 Split the fallthru edge in case its successor may have PHIs.
855 Do not free dominance info.
857 2016-11-07 Jakub Jelinek <jakub@redhat.com>
860 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
861 EH info even for bzhi and pdep/pext.
863 2016-11-07 Peter Bergner <bergner@vnet.ibm.com>
865 * config.gcc (powerpc*-*-*, rs6000*-*-*): Remove setting of
866 INCLUDE_EXTRA_SPEC for Advance Toolchain builds.
868 2016-11-07 Segher Boessenkool <segher@kernel.crashing.org>
870 * config/rs6000/rs6000.md (div<mode>3): Expand using rs6000_emit_swdiv
872 * config/rs6000/vector.md (div<mode>3): Ditto.
874 2016-11-07 David Edelsohn <dje.gcc@gmail.com>
876 * configure.ac (.hidden): Change to conftest_s string. Provide string
878 (gcc_cv_ld_hidden): Yes for AIX.
879 * configure: Regenerate.
881 * dwarf2asm.c (USE_LINKONCE_INDIRECT): Don't set for AIX (XCOFF).
883 * config/rs6000/rs6000-protos.h (rs6000_asm_weaken_decl): Declare
884 (rs6000_xcoff_asm_output_aligned_decl_common): Declare.
885 * config/rs6000/xcoff.h (TARGET_ASM_GLOBALIZE_DECL_NAME): Define.
886 (ASM_OUTPUT_ALIGNED_DECL_COMMON): Define.
887 (ASM_OUTPUT_ALIGNED_COMMON): Delete.
888 * config/rs6000/rs6000.c (rs6000_init_builtins): Change clog rename
890 (rs6000_xcoff_visibility): New.
891 (rs6000_xcoff_declare_function_name): Add visibility support.
892 (rs6000_xcoff_asm_globalize_decl_name): New.
893 (rs6000_xcoff_asm_output_aligned_decl_common): New.
894 (rs6000_asm_weaken_decl): New.
895 (rs6000_code_end): Disable HIDDEN_LINKONCE on XCOFF.
896 config/rs6000/rs6000.h (ASM_WEAKEN_DECL): Change definition to
899 2016-11-07 Jack Howarth <howarth.at.gcc@gmail.com>
902 * incpath.c: (remove_dup(): Also silently ignore EPERM.
904 2016-11-07 Martin Jambor <mjambor@suse.cz>
906 * tree.c (verify_type_variant): Use pointer comparison to check that
907 TYPE_SIZE_UNIT match.
909 2016-11-07 Jakub Jelinek <jakub@redhat.com>
912 * dse.c (dse_step5): Call scan_reads even if just
913 insn_info->frame_read. Improve and fix dump file messages.
916 * config/i386/i386.c (ix86_expand_sse_cmp): Force dest into
917 cmp_mode argument even for -O0 if cmp_mode != mode and maskcmp.
919 2016-11-07 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
922 * match.pd: Add following two patterns:
923 (x == 0 & y == 0) -> (x | typeof(x)(y)) == 0.
924 (x != 0 | y != 0) -> (x | typeof(x)(y)) != 0.
926 2016-11-07 Bernd Schmidt <bschmidt@redhat.com>
928 * emit-rtl.c (emit_copy_of_insn_after): Duplicate notes in order.
929 * sel-sched-ir.c (create_copy_of_insn_rtx): Likewise.
930 * rtl.h (duplicate_reg_notes): Declare.
931 * rtlanal.c (duplicate_reg_note): New function.
933 PR rtl-optimization/77309
934 * combine.c (make_compound_operation): Allow EQ for IN_CODE, and
935 don't assume an equality comparison for plain COMPARE.
936 (simplify_comparison): Pass a more accurate code to
937 make_compound_operation.
939 2016-11-07 Pat Haugen <pthaugen@us.ibm.com>
941 * target.def (compute_pressure_classes): New target hook.
942 * doc/tm.texi.in: Document it.
943 * doc/tm.texi: Regenerate.
944 * ira.c (setup_pressure_classes): Call target hook if defined.
946 2016-11-07 David Malcolm <dmalcolm@redhat.com>
948 * print-rtl.c (rtx_writer::operand_has_default_value_p): New
950 (rtx_writer::print_rtx): In compact mode, omit trailing operands
951 that have the default values.
952 * print-rtl.h (rtx_writer::operand_has_default_value_p): New
954 * rtl-tests.c (selftest::test_dumping_insns): Remove empty
955 label string from expected dump.
956 (seltest::test_uncond_jump): Remove trailing "(nil)" for REG_NOTES
959 2016-11-07 Jakub Jelinek <jakub@redhat.com>
962 * alias.c (nonoverlapping_memrefs_p): If one decl is
963 FUNCTION_DECL or LABEL_DECL and the other is not, return 1.
965 2016-11-07 Richard Biener <rguenther@suse.de>
968 * config/i386/i386.c (ix86_gimple_fold_builtin): Do not adjust
971 2016-11-07 Richard Biener <rguenther@suse.de>
973 PR tree-optimization/78218
974 * gimple-ssa-store-merging.c
975 (pass_store_merging::terminate_all_aliasing_chains):
976 Drop unused argument, fix alias check to also consider uses.
977 (pass_store_merging::execute): Adjust.
979 2016-11-07 Richard Biener <rguenther@suse.de>
981 PR tree-optimization/78228
982 * tree-ssa-phiopt.c (abs_replacement): Avoid introducing
985 2016-11-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
988 * config/aarch64/aarch64.md (*tb<optab><mode>1): Use
989 aarch64_simd_shift_imm_<mode> predicate for operand 1.
990 (<optab>, ANY_EXTRACT): Use tighter predicates on operands 2 and 3
991 to restrict them to an appropriate range and add FAIL check if the
992 region they specify is out of range. Delete useless constraint
994 (*<optab><mode>, ANY_EXTRACT): Add appropriate predicates on operands
995 2 and 3 to restrict their range and add pattern predicate.
997 2016-11-07 Martin Liska <mliska@suse.cz>
999 * asan.c (enum asan_check_flags): Move the enum to header file.
1000 (asan_init_shadow_ptr_types): Make type creation more generic.
1001 (shadow_mem_size): New function.
1002 (asan_emit_stack_protection): Use newly added ASAN_SHADOW_GRANULARITY.
1003 Rewritten stack unpoisoning code.
1004 (build_shadow_mem_access): Add new argument return_address.
1005 (instrument_derefs): Instrument local variables if use after scope
1006 sanitization is enabled.
1007 (asan_store_shadow_bytes): New function.
1008 (asan_expand_mark_ifn): Likewise.
1009 (asan_sanitize_stack_p): Moved from asan_sanitize_stack_p.
1010 * asan.h (enum asan_mark_flags): Moved here from asan.c
1011 (asan_protect_stack_decl): Protect all declaration that need
1013 (asan_sanitize_use_after_scope): New function.
1014 (asan_no_sanitize_address_p): Likewise.
1015 * cfgexpand.c (partition_stack_vars): Consider
1016 asan_sanitize_use_after_scope in condition.
1017 (expand_stack_vars): Likewise.
1018 * common.opt (-fsanitize-address-use-after-scope): New option.
1019 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
1020 Explain the parameter.
1021 * flag-types.h (enum sanitize_code): Define SANITIZE_USE_AFTER_SCOPE.
1022 * gimplify.c (build_asan_poison_call_expr): New function.
1023 (asan_poison_variable): Likewise.
1024 (gimplify_bind_expr): Generate poisoning/unpoisoning for local
1025 variables that have address taken.
1026 (gimplify_decl_expr): Likewise.
1027 (gimplify_target_expr): Likewise for C++ temporaries.
1028 (sort_by_decl_uid): New function.
1029 (gimplify_expr): Unpoison all variables for a label we can jump
1030 from outside of a scope.
1031 (gimplify_switch_expr): Unpoison variables defined in the switch
1033 (gimplify_function_tree): Clear asan_poisoned_variables.
1034 (asan_poison_variables): New function.
1035 (warn_switch_unreachable_r): Handle IFN_ASAN_MARK.
1036 * internal-fn.c (expand_ASAN_MARK): New function.
1037 * internal-fn.def (ASAN_MARK): Declare.
1038 * opts.c (finish_options): Handle -fstack-reuse if
1039 -fsanitize-address-use-after-scope is enabled.
1040 (common_handle_option): Enable address sanitization if
1041 -fsanitize-address-use-after-scope is enabled.
1042 * params.def (PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD):
1044 * params.h: Likewise.
1045 * sancov.c (pass_sanopt::execute): Handle IFN_ASAN_MARK.
1046 * sanitizer.def: Define __asan_poison_stack_memory and
1047 __asan_unpoison_stack_memory functions.
1048 * asan.c (asan_mark_poison_p): New function.
1049 (transform_statements): Handle asan_mark_poison_p calls.
1050 * gimple.c (nonfreeing_call_p): Handle IFN_ASAN_MARK.
1052 2016-11-07 Tamar Christina <tamar.christina@arm.com>
1055 * Makefile.in (SELFTEST_FLAGS): Added -o /dev/null.
1057 2016-11-07 Martin Liska <mliska@suse.cz>
1059 * tree-profile.c (gimple_gen_time_profiler): Set proper type
1060 to time_profiler_counter_ptr.
1062 2016-11-07 Richard Biener <rguenther@suse.de>
1064 PR tree-optimization/37150
1065 * tree-vectorizer.h (vect_transform_slp_perm_load): Add n_perms
1067 * tree-vect-slp.c (vect_supported_load_permutation_p): Adjust.
1068 (vect_analyze_slp_cost_1): Account for the real number of
1069 permutations emitted and for dead loads.
1070 (vect_transform_slp_perm_load): Add n_perms parameter counting
1071 the number of emitted permutations.
1072 * tree-vect-stmts.c (vectorizable_load): Adjust.
1074 2016-11-07 Richard Biener <rguenther@suse.de>
1076 PR tree-optimization/78189
1077 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Fix
1078 alignment computation.
1080 2016-11-06 Kugan Vivekanandarajah <kuganv@linaro.org>
1082 * ipa-cp.c (ipcp_bits_lattice::meet_with): Remove unreachable code.
1084 2016-11-05 Martin Sebor <msebor@redhat.com>
1086 * doc/invoke.texi (Warning Options): Correct typos in -Walloca
1089 2016-11-05 David Edelsohn <dje.gcc@gmail.com>
1093 * ipa-comdats.c (pass_ipa_comdats::gate): Require HAVE_COMDAT_GROUP.
1095 2016-11-04 Jakub Jelinek <jakub@redhat.com>
1098 * alias.c (nonoverlapping_memrefs_p): Return 0 if exprx or expry
1099 doesn't have rtl set.
1101 2016-11-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1103 * config/rs6000/rs6000.c (gimple-ssa.h): New #include.
1104 (TARGET_GIMPLE_FOLD_BUILTIN): Define as
1105 rs6000_gimple_fold_builtin.
1106 (rs6000_gimple_fold_builtin): New function. Add handling for
1107 early expansion of vector addition builtins.
1109 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
1111 * expr.h (copy_blkmode_from_reg): Delete.
1112 * expr.c (copy_blkmode_from_reg): Make static.
1114 2016-11-04 Eric Botcazou <ebotcazou@adacore.com>
1116 * defaults.h (LOAD_EXTEND_OP): Define if not already defined.
1117 * combine.c (LOAD_EXTEND_OP): Delete.
1118 (simplify_comparison): Fix comment about LOAD_EXTEND_OP.
1119 * cse.c (LOAD_EXTEND_OP): Delete.
1120 * fold-const.c (LOAD_EXTEND_OP): Likewise.
1121 * fwprop.c (free_load_extend): Remove #ifdef LOAD_EXTEND_OP/#endif.
1122 * postreload.c (LOAD_EXTEND_OP): Delete.
1123 * reload.c (push_reload): Remove #ifdef LOAD_EXTEND_OP/#endif.
1124 Convert conditional compilation based on WORD_REGISTER_OPERATIONS.
1125 (find_reloads): Likewise.
1126 * reload1.c (eliminate_regs_1): Likewise.
1127 * rtlanal.c (nonzero_bits1): Remove #ifdef LOAD_EXTEND_OP/#endif.
1128 (num_sign_bit_copies1): Likewise.
1130 2016-11-04 David Malcolm <dmalcolm@redhat.com>
1132 * config/i386/i386.c: Include "selftest.h" and "selftest-rtl.h".
1133 (selftest::ix86_test_dumping_hard_regs): New function.
1134 (selftest::ix86_run_selftests): New function.
1135 (TARGET_RUN_TARGET_SELFTESTS): When CHECKING_P, wire this up to
1136 selftest::ix86_run_selftests.
1137 * doc/tm.texi.in (TARGET_RUN_TARGET_SELFTESTS): New.
1138 * doc/tm.texi: Regenerate
1139 * selftest-rtl.h: New file.
1140 * rtl-tests.c: Include "selftest-rtl.h".
1141 (selftest::assert_rtl_dump_eq): Make non-static.
1142 (ASSERT_RTL_DUMP_EQ): Move to selftest-rtl.h.
1143 (selftest::test_dumping_regs): Update comment.
1144 * selftest-run-tests.c: Include "target.h".
1145 (selftest::run_tests): If non-NULL, call
1146 targetm.run_target_selftests.
1147 * target.def (run_target_selftests): New hook.
1149 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
1151 * config/arm/arm-arches.def (armv8-m.main+dsp): Set Cortex-M33 as
1152 representative core for this architecture.
1153 * config/arm/arm-cores.def (cortex-m33): Define new processor.
1154 * config/arm/arm-tables.opt: Regenerate.
1155 * config/arm/arm-tune.md: Likewise.
1156 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M33 to the list of
1157 valid -mcpu options.
1158 * doc/invoke.texi (ARM Options): Document new Cortex-M33 processor.
1160 2016-11-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
1162 * config/arm/arm-arches.def (armv8-m.base): Set Cortex-M23 as
1163 representative core for this architecture.
1164 * config/arm/arm-cores.def (cortex-m23): Define new processor.
1165 * config/arm/arm-tables.opt: Regenerate.
1166 * config/arm/arm-tune.md: Likewise.
1167 * config/arm/arm.c (arm_v6m_tune): Add Cortex-M23 to the list of cores
1168 this tuning parameters apply to in the comment.
1169 * config/arm/bpabi.h (BE8_LINK_SPEC): Add Cortex-M23 to the list of
1170 valid -mcpu options.
1171 * doc/invoke.texi (ARM Options): Document new Cortex-M23 processor.
1173 2016-11-04 Bin Cheng <bin.cheng@arm.com>
1175 * fold-const.c (fold_cond_expr_with_comparison): Remove call
1176 to pedantic_non_lvalue_loc. Remove useless code for lvalue
1177 where cond_expr can't be a lvalue.
1179 2016-11-04 Claudiu Zissulescu <claziss@synopsys.com>
1181 * config/arc/arc.c (arc_process_double_reg_moves): Use
1183 * config/arc/arc.md (movsi_insn): Disable unsupported move
1184 instructions for ARCv2 cores.
1185 (movdi): Use prepare_move_operands.
1186 (movsf, movdf): Use move_dest_operand predicate.
1187 * config/arc/constraints.md (Chs): Enable when barrel shifter is
1189 * config/arc/fpu.md (divsf3): Change to divsf3_fpu.
1190 * config/arc/fpx.md (dexcl_3op_peep2_insn): Dx data register is
1192 (dexcl_3op_peep2_insn_nores): Likewise.
1193 * config/arc/arc.h (SHIFT_COUNT_TRUNCATED): Define to one.
1194 (LINK_COMMAND_SPEC): Remove.
1196 2016-11-04 Richard Biener <rguenther@suse.de>
1199 * loop-invariant.c (find_exits): Record entering inner
1200 loops as possibly exiting to handle infinite sub-loops.
1201 * tree-ssa-loop-im.c: Include tree-ssa-loop-niter.h.
1202 (fill_always_executed_in_1): Honor infinite child loops.
1204 2016-11-03 Michael Meissner <meissner@linux.vnet.ibm.com>
1207 * config/rs6000/vsx.md (vsx_extract_<mode>_di): The element number
1208 has already been adjusted for endianness, so don't adjust it any
1212 * config/rs6000/rs6000.h (FLOAT128_IBM_P): Do not allow IFmode or
1213 ICmode unless we have standard PowerPC floating point.
1214 * config/rs6000/rs6000.md (FP iterator): Likewise.
1215 (FMOVE128 iterator): Likewise.
1217 2016-11-03 Jakub Jelinek <jakub@redhat.com>
1218 Alexandre Oliva <aoliva@redhat.com>
1219 Jason Merrill <jason@redhat.com>
1223 * langhooks.h (struct lang_hooks_for_types): Add type_dwarf_attribute
1225 * langhooks.c (lhd_type_dwarf_attribute): New function.
1226 * langhooks-def.h (lhd_type_dwarf_attribute): Declare.
1227 (LANG_HOOKS_TYPE_DWARF_ATTRIBUTE): Define.
1228 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add
1229 LANG_HOOKS_TYPE_DWARF_ATTRIBUTE.
1230 (check_qualified_type, check_aligned_type): Call it.
1231 * dwarf2out.c (modified_type_die): Don't use type_main_variant
1232 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
1233 check_base_type and check_lang_type.
1234 (gen_ptr_to_mbr_type_die): If lookup_type_die is already non-NULL,
1235 return early. For pointer-to-data-member add DW_AT_use_location
1237 (gen_subroutine_type_die): Add DW_AT_{,rvalue_}reference attribute
1239 (gen_type_die_with_usage): Don't use type_main_variant
1240 for FUNCTION_TYPE or METHOD_TYPE, instead walk over variants with
1241 check_base_type and check_lang_type. Formatting fixes. Call
1242 get_debug_type langhook.
1244 2016-11-03 Jason Merrill <jason@redhat.com>
1246 * tree.c (check_lang_type): New.
1247 (check_qualified_type): Use it.
1248 (check_aligned_type): Use it.
1249 * tree.h: Declare it.
1251 2016-11-03 Richard Earnshaw <rearnsha@arm.com>
1253 * config.gcc (arm-wrs-vxworks): Set target_cpu_cname.
1254 (arm*-freebsd*): Likewise.
1255 (arm*-*-netbsdelf*): Likewise.
1256 (arm*-*-linux*): Likewise.
1257 (arm*-*-uclinux*eabi*): Likewise.
1258 (arm*-*-phoenix*): Likewise.
1259 (arm*-*-eabi*, arm*-*-symbianelf*, arm*-*-rtems*): Likewise.
1260 (arm*-*-*): Don't clobber target_cpu_cname when --with-cpu is not
1261 specified. Default to arm6 if target_cpu_cname is not set.
1262 * arm/arm.c (arm_option_override): Simplify logic. Assert that the
1263 default cpu has been correctly configured.
1264 * arm/arm.h (TARGET_CPU_DEFAULT): Delete.
1265 (target_cpus): Delete TARGET_CPU_generic, add TARGET_CPU_num_cores.
1266 * arm/freebsd.h (SUBTARGET_CPU_DEFAULT): Delete.
1267 * arm/linux-eabi.h (SUBTARGET_CPU_DEFAULT): Delete.
1268 * arm/linux-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
1269 * arm/symbian.h (SUBTARGET_CPU_DEFAULT): Delete.
1270 * arm/unknown-elf.h (SUBTARGET_CPU_DEFAULT): Delete.
1272 2016-11-03 Jiong Wang <jiong.wang@arm.com>
1274 * reg-notes.def (CFA_VAL_EXPRESSION): New entry.
1275 * dwarf2cfi.c (dwarf2out_frame_debug_cfa_val_expression): New function.
1276 (dwarf2out_frame_debug): Support REG_CFA_VAL_EXPRESSION.
1277 (output_cfa_loc): Support DW_CFA_val_expression.
1278 (output_cfa_loc_raw): Likewise.
1279 (output_cfi): Likewise.
1280 (output_cfi_directive): Likewise.
1281 * dwarf2out.c (dw_cfi_oprnd1_desc): Support DW_CFA_val_expression.
1282 (dw_cfi_oprnd2_desc): Likewise.
1283 (mem_loc_descriptor): Recognize new pattern generated for value
1286 2016-11-03 Segher Boessenkool <segher@kernel.crashing.org>
1288 PR rtl-optimization/78186
1289 * combine.c (change_zero_ext): Mask the RHS of a zero_extract as
1290 well, when converting to IOR.
1292 2016-11-03 Eric Botcazou <ebotcazou@adacore.com>
1294 * config/sparc/sparc.md (vec_interleave_lowv8qi): Delete.
1295 (vec_interleave_highv8qi): Likewise.
1297 2016-11-03 Martin Liska <mliska@suse.cz>
1299 * profile.c (instrument_values): Fix coding style.
1300 (branch_prob): Use renamed function.
1301 * tree-profile.c (init_ic_make_global_vars): Likewise.
1302 (gimple_init_edge_profiler): Rename to
1303 gimple_init_gcov_profiler.
1304 tree_time_profiler_counter variable declaration.
1305 (gimple_gen_time_profiler): Rewrite to do a direct gimple code
1307 * value-prof.h: Remove an argument.
1309 2016-11-03 Richard Biener <rguenther@suse.de>
1311 * config/rs6000/rs6000.c (rs6000_xcoff_declare_object_name): Use
1312 symtab_node::get_create.
1314 2016-11-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1316 * rtlanal.c (nonzero_bits1): Fix WORD_REGISTER_OPERATIONS condition.
1317 Move comments into more natural position.
1319 2016-11-03 Vineet Gupta <vgupta@synopsys.com>
1321 * config/arc/arc.h (SIZE_TYPE): Define as unsigned int.
1322 (PTRDIFF_TYPE): Define as int.
1324 2016-11-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1326 * ccmp.c (expand_ccmp_expr_1): Adjust.
1327 (expand_ccmp_expr): Likewise.
1328 (expand_ccmp_next): Likewise.
1329 * config/aarch64/aarch64.c (aarch64_gen_ccmp_next): Likewise.
1330 (aarch64_gen_ccmp_first): Likewise.
1331 * doc/tm.texi: Regenerate.
1332 * target.def (gen_ccmp_first): Change argument types to rtx_insn *.
1333 (gen_ccmp_next): Likewise.
1335 2016-11-03 Bin Cheng <bin.cheng@arm.com>
1337 * tree-vect-loop.c (destroy_loop_vec_info): Handle cond_expr.
1338 (vect_is_simple_reduction): Swap cond_reduction by inversion.
1340 2016-11-02 Uros Bizjak <ubizjak@gmail.com>
1342 * config/i386/i386.c (ix86_init_libfuncs): New. Call
1343 darwin_rename_builtins here.
1344 (ix86_expand_divmod_libfunc): New.
1345 (TARGET_INIT_LIBFUNCS): Unconditionally define to ix86_init_libfuncs.
1346 (TARGET_EXPAND_DIVMOD_LIBFUNC): Define.
1348 2016-11-02 Cesar Philippidis <cesar@codesourcery.com>
1349 Nathan Sidwell <nathan@acm.org>
1351 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): Set to zero.
1353 2016-11-02 Max Filippov <jcmvbkbc@gmail.com>
1355 * config/xtensa/xtensa.c (xtensa_output_integer_literal_parts):
1357 (xtensa_output_literal): Use xtensa_output_integer_literal_parts
1358 to format MODE_INT and MODE_PARTIAL_INT literals.
1360 2016-11-02 Segher Boessenkool <segher@kernel.crashing.org>
1363 * config/r6000/rs6000.c (rs6000_get_separate_components): Return
1364 NULL if TARGET_SPE_ABI.
1366 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1368 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Don't forget to
1369 clear padding bits even when they're less than a byte.
1371 2016-11-02 Richard Biener <rguenther@suse.de>
1373 * gimple-ssa-store-merging.c: Include gimplify-me.h.
1374 (imm_store_chain_info::output_merged_stores): Force base_addr
1375 to be proper GIMPLE for a MEM_REF address.
1376 (pass_store_merging::execute): Restrict negative bitpos
1377 handling to non-MEM_REF bases. Remove TREE_THIS_VOLATILE
1378 check. Take into account non-NULL_TREE offset if the base
1379 is already addressable.
1381 2016-11-26 Wilco Dijkstra <wdijkstr@arm.com>
1383 * config/aarch64/aarch64-simd.md (aarch64_crypto_sha1hv4si):
1385 (aarch64_be_crypto_sha1hv4si): New pattern.
1387 2016-11-02 Wilco Dijkstra <wdijkstr@arm.com>
1389 * config/aarch64/aarch64.md (add<mode>3): Remove
1390 redundant code. Don't split frame based additions.
1392 2016-11-02 Richard Biener <rguenther@suse.de>
1394 * gimple-ssa-store-merging.c (struct store_immediate_info): Remove
1395 redundant val and dest members.
1396 (store_immediate_info::store_immediate_info): Adjust.
1397 (merged_store_group::merged_store_group): Adjust.
1398 (merged_store_group::apply_stores): Likewise.
1399 (struct imm_store_chain_info): Add base_addr field.
1400 (imm_store_chain_info::imm_store_chain_info): New constructor.
1401 (imm_store_chain_info::terminate_and_process_chain): Do not pass base.
1402 (imm_store_chain_info::output_merged_store): Likewise. Use
1403 addr_base which is already the address.
1404 (imm_store_chain_info::output_merged_stores): Likewise.
1405 (pass_tree_store_merging::terminate_all_aliasing_chains): Take
1406 imm_store_chain_info instead of base. Fix alias check.
1407 (pass_tree_store_merging::terminate_and_release_chain): Likewise.
1408 (imm_store_chain_info::coalesce_immediate_stores): Adjust.
1409 (pass_store_merging::execute): Refuse to operate on TARGET_MEM_REF.
1410 use the address of the base and adjust for other changes.
1412 2016-11-02 Martin Liska <mliska@suse.cz>
1414 * fold-const-call.c (host_size_t_cst_p): Test whether
1415 t is convertible to size_t.
1417 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1419 PR tree-optimization/78170
1420 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Truncate padding
1421 introduced by native_encode_expr on little-endian as well.
1423 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1425 PR tree-optimization/78162
1426 * gimple-ssa-store-merging.c (execute): Mark stores with bitpos < 0
1429 2016-11-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1431 * config/aarch64/aarch64.c (aarch64_register_saved_on_entry): Add
1433 (aarch64_next_callee_save): Likewise.
1434 (aarch64_pushwb_single_reg): Likewise.
1435 (aarch64_gen_storewb_pair): Likewise.
1436 (aarch64_push_regs): Likewise.
1437 (aarch64_gen_loadwb_pair): Likewise.
1438 (aarch64_pop_regs): Likewise.
1439 (aarch64_gen_store_pair): Likewise.
1440 (aarch64_gen_load_pair): Likewise.
1441 (aarch64_save_callee_saves): Likewise.
1442 (aarch64_restore_callee_saves): Likewise.
1444 2016-11-02 Richard Biener <rguenther@suse.de>
1446 PR tree-optimization/78035
1447 PR tree-optimization/77964
1448 * gimple-pretty-print.c (pp_points_to_solution): Print
1449 vars_contains_interposable.
1450 * tree-ssa-alias.c: Include varasm.h.
1451 (ptrs_compare_unequal): Check vars_contains_interposable and
1452 decl_binds_to_current_def_p.
1453 (dump_points_to_solution): Dump vars_contains_interposable.
1454 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_interposable
1456 * tree-ssa-structalias.c: Include varasm.h.
1457 (set_uids_in_ptset): Record whether vars contains a
1458 not decl_binds_to_current_def_p variable in vars_contains_interposable.
1459 (ipa_escaped_pt): Update initializer.
1461 2016-11-02 Richard Biener <rguenther@suse.de>
1463 PR tree-optimization/78047
1464 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Initialize
1465 fake field at offset zero conservatively regarding to may_have_pointers.
1467 2016-11-02 Richard Biener <rguenther@suse.de>
1469 * tree-vrp.c (evrp_dom_walker::before_dom_children): Call
1470 infer_value_range on stmt ops and update value-ranges.
1471 Dump visited stmts and blocks.
1472 (evrp_dom_walker::push_value_range): Dump changes.
1473 (evrp_dom_walker::pop_value_range): Likewise.
1474 (evrp_dom_walker::try_find_new_range): Avoid noop changes.
1476 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1478 * emit-rtl.c (prev_nonnote_insn_bb): Change argument type to
1480 * rtl.h (prev_nonnote_insn_bb): Adjust prototype.
1482 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1484 * cfgrtl.c (delete_insn_chain): Change argument type to rtx_insn *
1485 and adjust for that.
1486 * cfgrtl.h (delete_insn_chain): Adjust prototype.
1488 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1490 * config/rl78/rl78.c (gen-and_emit_move): Change argument type
1492 (transcode_memory_rtx): Likewise.
1493 (move_to_acc): Likewise.
1494 (move_from_acc): Likewise.
1495 (move_acc_to_reg): Likewise.
1496 (move_to_x): Likewise.
1497 (move_to_hl): Likewise.
1498 (move_to_de): Likewise.
1499 * config/rs6000/rs6000.c (emit_frame_save): Likewise.
1500 (rs6000_emit_savres_rtx): Likewise.
1501 (rs6000_emit_prologue): Likewise.
1502 * reorg.c (update_reg_unused_notes): Likewise.
1503 * rtl.h (remove_note): Adjust prototype.
1504 * rtlanal.c (remove_note): Make argument type rtx_insn *.
1506 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1508 * config/alpha/alpha.c (alpha_legitimize_address_1): Split up
1509 variables so some can be rtx_insn *.
1510 (alpha_emit_xfloating_libcall): Likewise.
1511 * config/mips/mips.c (mips_call_tls_get_addr): Likewise.
1512 (mips_legitimize_tls_address): Likewise.
1513 * optabs.c (expand_binop): Likewise.
1514 * reload1.c (gen_reload): Likewise.
1516 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1518 * reorg.c (relax_delay_slots): Split up the trial variable.
1520 2016-11-01 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
1522 * config/arc/arc.c (arc_emit_call_tls_get_addr): Make the type
1523 of variables rtx_insn *.
1524 * config/arm/arm.c (arm_call_tls_get_addr): Likewise.
1525 (legitimize_tls_address): Likewise.
1526 * config/bfin/bfin.c (hwloop_optimize): Likewise.
1527 (bfin_gen_bundles): Likewise.
1528 * config/c6x/c6x.c (reorg_split_calls): Likewise.
1529 (c6x_reorg): Likewise.
1530 * config/frv/frv.c (frv_reorder_packet): Likewise.
1531 * config/i386/i386.c (ix86_split_idivmod): Likewise.
1532 * config/ia64/ia64.c (ia64_expand_compare): Likewise.
1533 * config/m32c/m32c.c (m32c_prepare_shift): Likewise.
1534 * config/mn10300/mn10300.c: Likewise.
1535 * config/rl78/rl78.c: Likewise.
1536 * config/s390/s390.c (s390_fix_long_loop_prediction): Likewise.
1537 * config/sh/sh-mem.cc (sh_expand_cmpstr): Likewise.
1538 (sh_expand_cmpnstr): Likewise.
1539 (sh_expand_strlen): Likewise.
1540 (sh_expand_setmem): Likewise.
1541 * config/sh/sh.md: Likewise.
1542 * emit-rtl.c (emit_pattern_before): Likewise.
1543 * except.c: Likewise.
1544 * final.c: Likewise.
1547 2016-11-01 Jason Merrill <jason@redhat.com>
1549 * tree-inline.c (copy_tree_body_r): Only copy the taken branch of
1550 a COND_EXPR with constant condition.
1552 2016-11-01 Jakub Jelinek <jakub@redhat.com>
1554 * dwarf2out.c (gen_variable_die): Remove again origin_die variable
1555 and its initialization.
1557 2016-11-01 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1559 * dwarf2out.c (output_rnglists): Wrap basebuf, len in
1562 2016-11-01 Jakub Jelinek <jakub@redhat.com>
1564 * dwarf2out.c (add_name_and_src_coords_attributes): Add NO_LINKAGE_NAME
1565 argument, don't call add_linkage_name if it is true.
1566 (gen_variable_die): For C++ inline static data members, consider the
1567 initial call when old_die is NULL to be declaration and call
1568 add_name_and_src_coords_attributes in that case with true as
1569 NO_LINKAGE_NAME. Add DW_AT_inline attribute if needed.
1570 (gen_member_die): For C++ inline static data members, emit a
1571 definition DIE right away in DW_TAG_compile_unit context.
1573 2016-11-01 John David Anglin <danglin@gcc.gnu.org>
1576 * config/pa/pa.md: Add new shift/add patterns to handle
1577 (plus (mult (reg) (mem_shadd_operand)) (reg)) source operand.
1579 2016-11-01 Max Filippov <jcmvbkbc@gmail.com>
1581 * config/xtensa/xtensa-protos.h
1582 (xtensa_use_return_instruction_p): New prototype.
1583 * config/xtensa/xtensa.c (xtensa_current_frame_size,
1584 xtensa_callee_save_size): Remove.
1585 (struct machine_function): Add new fields: current_frame_size,
1586 callee_save_size, frame_laid_out and epilogue_done.
1587 (compute_frame_size, xtensa_expand_prologue,
1588 xtensa_expand_epilogue): Replace xtensa_callee_save_size with
1589 cfun->machine->callee_save_size and xtensa_current_frame_size
1590 with cfun->machine->current_frame_size.
1591 (compute_frame_size): Update cfun->machine->frame_laid_out and
1592 don't update frame layout after reload completion.
1593 (xtensa_expand_epilogue): Set cfun->machine->epilogue_done
1594 instead of zeroing xtensa_current_frame_size.
1595 (xtensa_use_return_instruction_p): New function.
1596 * config/xtensa/xtensa.h (xtensa_current_frame_size): Remove
1598 (INITIAL_ELIMINATION_OFFSET): Use return value of
1599 compute_frame_size instead of xtensa_current_frame_size value.
1600 * config/xtensa/xtensa.md ("return" pattern): Use new predicate
1601 function xtensa_use_return_instruction_p instead of inline code.
1603 2016-11-01 Jakub Jelinek <jakub@redhat.com>
1605 * tree.h (BLOCK_IN_COLD_SECTION_P): Define.
1606 * final.c (final_scan_insn): Set BLOCK_IN_COLD_SECTION_P.
1607 * dwarf2out.c (rnglist_idx): New variable.
1608 (struct dw_ranges): Add label, idx and maybe_new_sec fields.
1609 (DEBUG_RNGLISTS_SECTION): Define.
1610 (ranges_base_label): New variable.
1611 (size_of_die) <case dw_val_class_range_list>: If using
1612 DW_FORM_rnglistx, count size of uleb128 of range list index.
1613 (value_format) <case dw_val_class_range_list>: For
1614 -gdwarf-5 -gsplit-dwarf return DW_FORM_rnglistx.
1615 (output_range_list_offset): Handle -gdwarf-5 .debug_rnglists
1616 offsets. Multiply dwarf < 5 offsets by 2 * DWARF_ADDR_SIZE.
1617 (add_ranges_num): Remove useless prototype. Don't multiply
1618 by 2 * DWARF2_ADDR_SIZE. Add maybe_new_sec argument, adjust
1619 for new fields added to dw_ranges struct.
1620 (add_ranges): Add maybe_new_sec argument and pass it
1621 through to add_ranges_num.
1622 (note_rnglist_head): New function.
1623 (add_ranges_by_labels): Pass true as maybe_new_sec to
1624 add_ranges_num, call note_rnglist_head on the head of the list.
1625 (output_ranges): Add function comment. Switch to
1626 .debug_ranges section here and emit .Ldebug_ranges0 label.
1627 (index_rnglists, output_rnglists): New functions.
1628 (gen_subprogram_die): Formatting fixes.
1629 (add_high_low_attributes): Don't divide offsets
1630 by 2 * DWARF2_ADDR_SIZE. Call note_rnglist_head on the
1631 first list element or when pointing into the middle of
1632 a list. Pass true as second argument to add_ranges on the
1633 first block fragment after cold/hot section switch.
1634 (init_sections_and_labels): For -gdwarf-5 use .debug_rnglists
1635 section instead of .debug_ranges. Initialize
1636 ranges_base_label if -gdwarf-5 -gsplit-dwarf.
1637 (dwarf2out_finish): For -gdwarf-5 -gsplit-dwarf call
1638 index_rnglists and add DW_AT_rnglists_base attr. Don't switch
1639 to dwarf_ranges_section here or emit .Ldebug_ranges0 label.
1640 Call output_rnglists for -gdwarf-5.
1641 (dwarf2out_c_finalize): Clear rnglist_idx.
1643 2016-11-01 Fritz Reese <fritzoreese@gmail.com>
1645 * combine.c (simplify_compare_const): Add gcc_fallthrough.
1647 2016-11-01 Bilyan Borisov <bilyan.borisov@arm.com>
1648 Tamar Christina <tamar.christina@arm.com>
1650 * config/arm/arm-c.c (arm_cpu_builtins): New macro definition.
1651 * config/arm/arm_neon.h (vmaxnm_f32): New intrinsinc.
1652 (vmaxnmq_f32): Likewise.
1653 (vminnm_f32): Likewise.
1654 (vminnmq_f32): Likewise.
1655 * config/arm/arm_neon_builtins.def (vmaxnm): New builtin.
1657 * config/arm/neon.md (neon_<fmaxmin_op><mode>, VCVTF): New
1660 2016-10-31 Michael Meissner <meissner@linux.vnet.ibm.com>
1662 * config/rs6000/vsx.md (VSX_EXTRACT_FL): New iterator for all
1663 binary floating point types supported by the hardware except for
1665 (vsx_xvcvsxwdp_df): Provide scalar result alternative to the
1666 vector instruction for optimizing extracting a SImode from a
1667 V4SImode vector and converting it to floating point.
1668 (vsx_xvcvuxwdp_df): Likewise.
1669 (vsx_extract_si): On ISA 3.0, allow extract target and temporary
1670 registers to be any VSX register. Move stores to the end of the
1672 (vsx_extract_si_<uns>float_df): New combiner pattern and splitter
1673 to optimize extracting a SImode from a V4SImode vector and
1674 converting it to a binary floating point type supported by the
1675 hardware. Use the vector converts instead of extracting the
1676 element, sign extending it, and then converting it to double.
1677 Other floating point types than double first convert to double,
1678 then the double is converted to that type.
1679 (vsx_extract_si_<uns>float_<mode>): Likewise.
1681 2016-10-31 Andrew Pinski <apinski@cavium.com>
1683 * config/aarch64/driver-aarch64.c (host_detect_local_cpu):
1684 Rewrite handling of part num to handle the case where
1685 multiple implementers share the same part num.
1687 2016-10-31 Jan Kratochvil <jan.kratochvil@redhat.com>
1688 Jakub Jelinek <jakub@redhat.com>
1690 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): Adjust for -gdwarf-5.
1691 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Likewise.
1693 2016-10-31 Jakub Jelinek <jakub@redhat.com>
1695 * dwarf2out.c (dwarf_AT): Handle DW_AT_dwo_name.
1696 (use_debug_types): Adjust comment for DWARF5 DW_UT_type units.
1697 (new_die): Handle DW_TAG_skeleton_unit like DW_TAG_compile_unit.
1698 (is_cu_die, is_unit_die): Likewise.
1699 (should_move_die_to_comdat, break_out_comdat_types): Adjust
1700 comments for DWARF5 DW_UT_type units.
1701 (output_compilation_unit_header): Add UT argument, output
1702 start of DWARF5 .debug_info section header.
1703 (output_comp_unit): Add dwo_id argument. Adjust
1704 output_compilation_unit_header caller, for DW_UT_split_compile
1705 emit dwo_id field, otherwise padding1. Emit padding2 field.
1706 (add_top_level_skeleton_die_attrs): Add DW_AT_dwo_name
1707 rather than DW_AT_GNU_dwo_name attr for -gdwarf-5.
1708 (output_skeleton_debug_sections): Add dwo_id argument, for
1709 -gdwarf-5 emit DWARF 5 DW_UT_skeleton header.
1710 (output_comdat_type_unit): For -gdwarf-5 emit .debug_info
1711 DW_UT_type or DW_UT_split_type units rather than .debug_types.
1712 (dwarf2out_finish): Use DW_TAG_skeleton_unit rather than
1713 DW_TAG_compile_unit for skeleton unit die. Don't add
1714 DW_AT_GNU_dwo_id attributes for -gdwarf-5, instead pass checksum
1715 address to output_comp_unit and output_skeleton_debug_sections.
1717 * dwarf2out.c (debug_line_str_section): New variable.
1718 (debug_line_str_hash): Likewise.
1719 (DEBUG_LINE_STR_SECTION): Define.
1720 (set_indirect_string): Handle DW_FORM_line_strp like
1722 (find_string_form): Fix up formatting.
1723 (size_of_die): Handle DW_FORM_line_strp like DW_FORM_strp.
1725 (output_die): Handle DW_FORM_line_strp.
1726 (DWARF5_USE_DEBUG_LINE_STR): Define.
1727 (output_line_string): New function.
1728 (output_file_names): Add -gdwarf-5 support.
1729 (output_line_info): Likewise.
1730 (init_sections_and_labels): Initialize debug_line_str_section.
1731 (output_indirect_string): Change 2nd argument from void *
1732 to enum dwarf_form form, compare with form rather than
1734 (output_indirect_strings): Pass DW_FORM_strp to
1735 output_indirect_string traversion.
1736 (dwarf2out_finish): Output .debug_line_str strings.
1737 (dwarf2out_c_finalize): Clear debug_line_str_section and
1738 debug_line_str_hash.
1740 2016-10-31 Tom Tromey <tom@tromey.com>
1743 * dwarf2out.c (mem_loc_descriptor): Use DW_OP_form_tls_address.
1744 (resolve_args_picking_1): Move DW_OP_form_tls_address case next to
1745 DW_OP_GNU_push_tls_address case.
1746 (loc_list_from_tree_1): Use DW_OP_form_tls_address.
1748 2016-10-31 Jakub Jelinek <jakub@redhat.com>
1750 * dwarf2out.h (struct dw_loc_descr_node): Adjust comment
1751 for frame_offset_rel bit.
1752 (struct array_descr_info): Add rank field.
1753 * dwarf2out.c (struct loc_descr_context): Add placeholder_arg
1754 and placeholder_seen fields.
1755 (resolve_args_picking_1): Handle also frame_offset_rel DW_OP_dup
1756 and DW_OP_over. Optimize DW_OP_pick 0 into DW_OP_dup and
1757 DW_OP_pick 1 into DW_OP_over.
1758 (function_to_dwarf_procedure, type_byte_size, field_byte_offset,
1759 gen_variant_part): Clear placeholder_{arg,seen}.
1760 (loc_list_from_tree_1): Drop const from context argument.
1761 Handle integral PLACEHOLDER_EXPR if context->placeholder_arg.
1762 (loc_list_for_address_of_addr_expr_of_indirect_ref,
1763 loc_list_from_tree, loc_descriptor_from_tree): Drop const from
1765 (add_scalar_info): Drop const from context argument. Handle
1766 context->placeholder_arg.
1767 (add_bound_info): Drop const from context argument.
1768 (gen_descr_array_type_die): Drop const from ctx variable.
1769 Initialize placeholder_arg and placeholder_seen. Add DW_AT_rank
1770 attribute and use a single DW_TAG_generic_subrange instead of
1771 7 DW_TAG_subrange_type for assumed rank arrays.
1773 * dwarf2out.h (enum dw_val_class): Add dw_val_class_loclistsptr.
1774 * dwarf2out.c (struct dw_loc_list_struct): Change emitted field
1775 from bool to 1-bit uchar bitfield. Add num_assigned and
1776 offset_emitted bitfields.
1777 (dw_val_equal_p): Compare v.val_lbl_id rather than v.val_unsigned
1778 for dw_val_class_lineptr and dw_val_class_macptr. Handle
1779 dw_val_class_loclistsptr.
1780 (new_addr_loc_descr): Fix up formatting.
1781 (DEBUG_LOCLISTS_SECTION, DEBUG_DWO_LOCLISTS_SECTION): Define.
1782 (add_AT_low_high_pc): Fix up formatting.
1783 (add_AT_loclistsptr): New function.
1784 (AT_lbl): Allow dw_val_class_loclistsptr.
1785 (print_dw_val, attr_checksum, attr_checksum_ordered, same_dw_val_p):
1786 Handle dw_val_class_loclistsptr.
1787 (loc_list_idx): New variable.
1788 (output_loclists_offsets, assign_location_list_indexes): New
1790 (size_of_die): For dw_val_class_loc_list -gsplit-dwarf -gdwarf-5
1791 add size_of_uleb128 of the index. Drop never used
1792 dwarf_split_debug_info AT_index handling. Handle
1793 dw_val_class_loclistsptr.
1794 (value_format): Return DW_FORM_loclistsx for dw_val_class_loc_list
1795 if -gsplit-dwarf -gdwarf-5. Handle dw_val_class_loclistsptr.
1796 (output_loc_list): Handle DWARF 5 .debug_loclists* format.
1797 (output_loc_list_offset): Handle -gsplit-dwarf -gdwarf-5
1798 DW_FORM_loclistx indexes.
1799 (output_attr_index_or_value): Fix up formatting. Don't handle
1800 dw_val_class_loc_list here.
1801 (output_die): Formatting fixes. Handle dw_val_class_loclistsptr.
1802 For dw_val_class_loc_list call output_loc_list_offset rather than
1803 output_attr_index_or_value.
1804 (init_sections_and_labels): For -gdwarf-5 use .debug_loclists
1805 or .debug_loclists.dwo section name for debug_loc_section.
1806 (resolve_addr_in_expr): Formatting fix.
1807 (index_location_lists): Likewise.
1808 (dwarf2out_finish): If there are any location lists, for
1809 -gsplit-dwarf -gdwarf-5 add DW_AT_loclists_base attribute. Call
1810 index_location_lists only if have_location_lists. Call
1811 assign_location_list_indexes for -gsplit-dwarf -gdwarf-5. Emit
1812 .debug_loclists{,.dwo} section header for -gdwarf-5, for -gdwarf-5
1813 -gsplit-dwarf also emit offset table.
1815 * dwarf2out.c (DWARF_LARGEST_DATA_FORM_BITS): Define.
1816 (size_of_die, value_format, output_die): Use
1817 DW_FORM_data16 for 128-bit dw_val_class_const_double or
1818 dw_val_class_wide_int.
1820 * dwarf2out.c (dwarf_op): Renamed to ...
1821 (dwarf_OP): ... this.
1822 (convert_descriptor_to_mode, scompare_loc_descriptor,
1823 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
1824 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr): Adjust
1826 (dwarf_AT, dwarf_TAG): New functions.
1827 (check_die): Disallow DW_AT_call_all_calls next to
1828 DW_AT_GNU_all_call_sites.
1829 (gen_call_site_die): Use dwarf_TAG and dwarf_AT with DWARF 5 tag
1830 and attributes instead of the corresponding GNU tag and attributes.
1831 (gen_subprogram_die): Likewise. Emit call site information even
1832 for -gdwarf-5 -gstrict-dwarf. Replace DW_AT_GNU_defaulted with
1833 DW_AT_defaulted in comment.
1834 (resolve_addr): Handle DW_AT_call_origin attribute on
1835 DW_TAG_call_site DIE like DW_AT_abstract_origin on
1836 DW_TAG_GNU_call_site DIE.
1838 * dwarf2out.c (dwarf_op): New function.
1839 (size_of_loc_descr): Handle DW_OP_{implicit_pointer,entry_value},
1840 DW_OP_{const,regval,deref}_type and DW_OP_{convert,reinterpret}.
1841 (output_loc_operands, output_loc_operands_raw): Likewise.
1842 (resolve_args_picking_1, prune_unused_types_walk_loc_descr,
1843 mark_base_types, hash_loc_operands, compare_loc_operands): Likewise.
1844 (resolve_addr_in_expr): Likewise. Only punt for !dwarf_strict
1845 if dwarf_version < 5.
1846 (convert_descriptor_to_mode): Use dwarf_op (DW_OP_xxx) instead of
1848 (scompare_loc_descriptor, ucompare_loc_descriptor,
1849 minmax_loc_descriptor, typed_binop, mem_loc_descriptor,
1850 implicit_ptr_descriptor, optimize_one_addr_into_implicit_ptr,
1851 optimize_location_into_implicit_ptr): Likewise. Only punt for
1852 !dwarf_strict if dwarf_version < 5.
1853 (string_cst_pool_decl): Adjust comment.
1854 (non_dwarf_expression): Handle DW_OP_implicit_pointer.
1856 * dwarf2out.h (enum dw_val_class): Add dw_val_class_const_implicit,
1857 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
1858 (struct dw_val_node): Add val_file_implicit field.
1859 * dwarf2out.c (dw_val_equal_p, print_dw_val, attr_checksum,
1860 attr_checksum_ordered, same_dw_val_p, size_of_die, value_format,
1861 output_die): Handle dw_val_class_const_implicit,
1862 dw_val_class_unsigned_const_implicit and dw_val_class_file_implicit.
1863 (abbrev_die_table): Change into va_gc vec.
1864 (abbrev_die_table_allocated, abbrev_die_table_in_use,
1865 ABBREV_DIE_TABLE_INCREMENT): Remove.
1866 (AT_int, AT_unsigned, AT_file): Allow dw_val_class_*_implicit.
1867 (abbrev_opt_start, abbrev_usage_count, sorted_abbrev_dies): New
1869 (build_abbrev_table): Adjust for abbrev_die_table being a va_gc vec.
1870 If abbrev_opt_start, fill in abbrev_usage_count and abbrev_dies
1872 (die_abbrev_cmp, optimize_implicit_const, optimize_abbrev_table): New
1874 (output_die_abbrevs): For DW_FORM_implicit_const emit sleb128 with
1876 (output_abbrev_section): Adjust for abbrev_die_table being a va_gc
1878 (output_comp_unit): Initialize abbrev_opt_start if emitting the main
1879 unit. Call optimize_abbrev_table.
1880 (dwarf2out_init, dwarf2out_finish, dwarf2out_c_finalize): Adjust for
1881 abbrev_die_table being a va_gc vec.
1883 PR tree-optimization/77860
1884 * tree-ssa-reassoc.c (eliminate_using_constants): Handle
1885 also integral complex and vector constants.
1887 * dwarf2out.c (dwarf2out_define, dwarf2out_undef, output_macinfo_op,
1888 optimize_macinfo_range, save_macinfo_strings): Replace
1889 DW_MACRO_GNU_* constants with corresponding DW_MACRO_* constants.
1890 (output_macinfo): Likewise. Emit .debug_macro* rather than
1891 .debug_macinfo* even for -gstrict-dwarf -gdwarf-5.
1892 (init_sections_and_labels): Use .debug_macro* labels rather than
1893 .debug_macinfo* labels even for -gstrict-dwarf -gdwarf-5.
1894 (dwarf2out_finish): Use DW_AT_macros instead of DW_AT_macro_info
1895 or DW_AT_GNU_macros for -gdwarf-5.
1897 2016-10-31 Waldemar Brodkorb <wbx@openadk.org>
1899 * config/microblaze/linux.h (UCLIBC_DYNAMIC_LINKER): Define.
1901 2016-09-11 Le-Chun Wu <lcwu@google.com>
1902 Mark Wielaard <mjw@redhat.com>
1904 * common.opt (Wshadow=global): New option. Default for -Wshadow.
1905 (Wshadow=local): New option.
1906 (Wshadow-local): Hidden alias for -Wshadow=local.
1907 (Wshadow=compatible-local): New option.
1908 (Wshadow-compatible-local): Hidden alias for
1909 -Wshadow=compatible-local.
1910 * doc/invoke.texi: Document Wshadow=global, Wshadow=local and
1911 Wshadow=compatible-local.
1913 2016-10-31 Bin Cheng <bin.cheng@arm.com>
1915 * tree-vect-slp.c (vect_get_and_check_slp_defs): New parameter SWAP.
1916 Check slp defs for COND_EXPR by swapping/inverting operands if the
1917 new parameter SWAP indicates so.
1918 (vect_build_slp_tree_1): New parameter SWAP. Check COND_EXPR stmt
1919 is isomorphic to the first stmt via swapping/inverting. Store swap
1920 information in the new parameter SWAP.
1921 (vect_build_slp_tree): New local array SWAP and pass it to function
1922 vect_build_slp_tree_1. Cleanup result handling code for function
1923 call to vect_get_and_check_slp_defs. Skip operand swapping if the
1924 order of operands has been fixed as indicated by SWAP[i].
1926 2016-10-31 Bin Cheng <bin.cheng@arm.com>
1928 * tree-vect-data-refs.c (vect_slp_analyze_node_dependences): Skip
1929 unnecessary data dependence check after visited store stmt.
1931 2016-10-30 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1933 PR tree-optimization/71915
1934 PR tree-optimization/71490
1935 * gimple-ssa-strength-reduction.c (struct slsr_cand_d): Add
1937 (find_basis_for_base_expr): Require stride types to match when
1939 (alloc_cand_and_find_basis): Record the stride type.
1940 (slsr_process_phi): Pass stride type to alloc_cand_and_find_basis.
1941 (backtrace_base_for_ref): Pass types to legal_cast_p_1 rather than
1942 the expressions having those types.
1943 (slsr_process_ref): Pass stride type to alloc_cand_and_find_basis.
1944 (create_mul_ssa_cand): Likewise.
1945 (create_mul_imm_cand): Likewise.
1946 (create_add_ssa_cand): Likewise.
1947 (create_add_imm_cand): Likewise.
1948 (legal_cast_p_1): Change interface to accept types rather than the
1949 expressions having those types.
1950 (legal_cast_p): Pass types to legal_cast_p_1.
1951 (slsr_process_cast): Pass stride type to
1952 alloc_cand_and_find_basis.
1953 (slsr_process_copy): Likewise.
1954 (dump_candidate): Display stride type when a cast exists.
1955 (create_add_on_incoming_edge): Introduce a cast when necessary for
1957 (analyze_increments): Change the code checking for invalid casts
1958 to rely on the stride type, and update the documentation and
1959 example. Change the code checking for pointer multiplies to rely
1961 (insert_initializers): Introduce a cast when necessary for the
1962 stride type. Use the stride type for the type of the initializer.
1964 2016-10-30 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1966 * config/arm/arm.c (arm_const_not_ok_for_debug_p): Use VAR_P.
1968 2016-10-29 Jakub Jelinek <jakub@redhat.com>
1970 PR rtl-optimization/77919
1971 * expr.c (expand_expr_real_1) <normal_inner_ref>: Only avoid forcing
1972 into memory if both modes are complex and their inner modes have the
1973 same precision. If the two modes are different complex modes, convert
1974 each part separately and generate a new CONCAT.
1976 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
1978 * config/pa/pa64-hpux.h (FINI_SECTION_ASM_OP): Define to null string.
1980 2016-10-29 Jakub Jelinek <jakub@redhat.com>
1983 * gimple-ssa-store-merging.c
1984 (imm_store_chain_info::output_merged_store): Use build_aligned_type
1985 instead of SET_TYPE_ALIGN on shared integral type.
1987 2016-10-29 John David Anglin <danglin@gcc.gnu.org>
1989 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
1990 (MALLOC_ABI_ALIGNMENT): Define to 128 on all targets except SOM.
1993 2016-10-28 Jeff Law <law@redhat.com>
1995 * config/vax/vax.h (REGNO_REG_CLASS): Access the REGNO argument.
1996 * config/spu/spu.h (REGNO_REG_CLASS): Likewise.
1998 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
2000 * doc/sourcebuild.texi (Ada Tests): Remove mention of gcc chapter.
2002 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
2004 * target.def (min_arithmetic_precision): New hook.
2005 * doc/tm.texi.in (Misc): Add TARGET_MIN_ARITHMETIC_PRECISION.
2006 * doc/tm.texi: Regenerate.
2007 * internal-fn.c (expand_arith_overflow): Adjust handling of target
2008 dependent support by means of TARGET_MIN_ARITHMETIC_PRECISION.
2009 * targhooks.c (default_min_arithmetic_precision): New function.
2010 * targhooks.h (default_min_arithmetic_precision): Declare.
2011 * config/sparc/sparc.c (TARGET_MIN_ARITHMETIC_PRECISION): Define.
2012 (sparc_min_arithmetic_precision): New function.
2014 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
2017 * combine.c (change_zero_ext): Handle zero_ext of hard registers.
2018 Swap commutative operands in new RTL if needed. Handle zero_ext
2020 (recog_for_combine): Pass *pnewpat to change_zero_ext instead of
2023 2016-10-28 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
2024 Kugan Vivekanandarajah <kuganv@linaro.org>
2025 Jim Wilson <jim.wilson@linaro.org>
2027 PR tree-optimization/43721
2028 * target.def: New hook expand_divmod_libfunc.
2029 * doc/tm.texi.in: Add hook for TARGET_EXPAND_DIVMOD_LIBFUNC.
2030 * doc/tm.texi: Regenerate.
2031 * internal-fn.def: Add new entry for DIVMOD ifn.
2032 * internal-fn.c (expand_DIVMOD): New.
2033 * tree-ssa-math-opts.c: Include optabs-libfuncs.h, tree-eh.h,
2035 (widen_mul_stats): Add new field divmod_calls_inserted.
2036 (target_supports_divmod_p): New.
2037 (divmod_candidate_p): Likewise.
2038 (convert_to_divmod): Likewise.
2039 (pass_optimize_widening_mul::execute): Call calculate_dominance_info,
2040 renumber_gimple_stmt_uids at beginning of function. Call
2041 convert_to_divmod and record stats for divmod.
2042 * config/arm/arm.c (arm_expand_divmod_libfunc): Override hook
2043 TARGET_EXPAND_DIVMOD_LIBFUNC.
2044 * doc/sourcebuild.texi: Add items for arm_divmod_simode, divmod,
2047 2016-10-28 Eric Botcazou <ebotcazou@adacore.com>
2048 Segher Boessenkool <segher@kernel.crashing.org>
2050 * dojump.c (do_jump_by_parts_greater_rtx): Invert probability when
2051 swapping the arms of the branch.
2052 * internal-fn.c (expand_addsub_overflow): Use a straight-line code
2053 sequence for the generic signed-signed-signed case.
2055 2016-10-28 Jeff Law <law@redhat.com>
2057 * config/bfin/bfin.c (bfin_legitimate_address_p): Add missing
2059 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
2061 2016-10-28 Segher Boessenkool <segher@kernel.crashing.org>
2063 PR rtl-optimization/78029
2064 * function.c (prologue_contains, epilogue_contains): New functions.
2065 (record_prologue_seq, record_epilogue_seq): New functions.
2066 * function.h (prologue_contains, epilogue_contains,
2067 record_prologue_seq, record_epilogue_seq): New declarations.
2068 * sched-deps.c (sched_analyze_insn): Make dependencies to prevent
2069 mixing prologue and epilogue insns.
2070 (init_deps): Initialize the new fields in struct deps_desc.
2071 * sched-int.h (struct deps_desc): New fields last_prologue,
2072 last_epilogue, and last_logue_was_epilogue.
2073 * shrink-wrap.c (emit_common_heads_for_components): Record all
2074 emitted prologue and epilogue insns.
2075 (emit_common_tails_for_components): Ditto.
2076 (insert_prologue_epilogue_for_components): Ditto.
2078 2016-10-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2081 * Makefile.in (OBJS): Add gimple-ssa-store-merging.o.
2082 * common.opt (fstore-merging): New Optimization option.
2083 * opts.c (default_options_table): Add entry for
2084 OPT_ftree_store_merging.
2085 * fold-const.h (can_native_encode_type_p): Declare prototype.
2086 * fold-const.c (can_native_encode_type_p): Define.
2087 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Define.
2088 (PARAM_MAX_STORES_TO_MERGE): Likewise.
2089 * timevar.def (TV_GIMPLE_STORE_MERGING): New timevar.
2090 * passes.def: Insert pass_tree_store_merging.
2091 * tree-pass.h (make_pass_store_merging): Declare extern
2093 * gimple-ssa-store-merging.c: New file.
2094 * doc/invoke.texi (Optimization Options): Document
2096 (--param documentation): Document store-merging-allow-unaligned
2097 and max-stores-to-merge.
2099 2016-10-28 Will Schmidt <will_schmidt@vnet.ibm.com>
2102 * gimplify.c (gimplify_init_constructor): Move emit of constructor
2103 assignment to earlier in the if/else logic.
2105 2016-10-28 Richard Biener <rguenther@suse.de>
2109 * fold-const.c (make_bit_field_ref): Only adjust alias set
2110 when the original alias set was zero.
2112 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2114 * config/s390/s390.c (s390_adjust_loop_scan_osc): New function.
2115 (s390_adjust_loops): New function.
2116 (s390_reorg): Invoke s390_adjust_loops.
2117 * config/s390/s390.md: (UNSPEC_OSC_BREAK): New constant.
2118 ("osc_break"): New insn definition.
2120 2016-10-28 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2122 * config/s390/s390.opt: Support alternate cpu level naming (archXX).
2123 * config.gcc: Support alternate archXX cpu levels with
2124 --with-arch= and --with-tune=.
2125 * config/s390/linux.h: Translate new archXX cpu levels to the
2126 original names when calling GAS.
2127 * config/s390/tpf.h: Likewise.
2128 * doc/invoke.texi: Document the alternate cpu level names.
2130 2016-10-28 Jakub Jelinek <jakub@redhat.com>
2132 PR rtl-optimization/77919
2133 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force CONCAT into
2134 MEM if mode1 is not a complex mode.
2136 PR rtl-optimization/78132
2137 * ree.c (combine_reaching_defs): Give up if copy_needed and
2138 !HARD_REGNO_MODE_OK (REGNO (src_reg), dst_mode).
2140 2016-10-27 Eric Botcazou <ebotcazou@adacore.com>
2142 * config/sparc/sparc.md (<*vlop:code><VL:mode>3): Remove leading '*'.
2144 2016-10-27 Michael Meissner <meissner@linux.vnet.ibm.com>
2146 * config/rs6000/constraints.md (wH constraint): Add new
2147 constraints for allowing 32-bit integers (and eventually 8/16-bit
2148 integers) into the vector registers.
2149 (wI constraint): Likewise.
2150 (wJ constraint): Likewise.
2151 (wK constraint): Likewise.
2152 * config/rs6000/rs6000-cpus.def (ISA_2_7_MASKS_SERVER): Add
2153 -mvsx-small-integer as a default option for ISA 2.07
2155 (POWERPC_MASKS): Likewise.
2156 * config/rs6000/rs6000.opt (-mvsx-small-integer): Add new debug
2157 switch to turn off small integer support in vector registers.
2158 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Eliminate
2159 test for -mupper-regs-di, since it is already done with the
2160 reg_add[mode].scalar_in_vsx_p. Add support for the switch
2161 -mvsx-small-integer.
2162 (rs6000_debug_reg_global): Add support for wH, wI, wJ, and wK
2164 (rs6000_setup_reg_addr_masks): Likewise.
2165 (rs6000_init_hard_regno_mode_ok): Likewise.
2166 (rs6000_option_override_internal): Add consistency checks for
2167 -mvsx-small-integer.
2168 (rs6000_secondary_reload_simple_move): SImode is a simple move if
2169 -mvsx-small-integer.
2170 (rs6000_secondary_reload): Use std::swap.
2171 (rs6000_preferred_reload_class): Don't prefer FLOAT_REGS over
2172 VSX_REGS for small integers in vector registers, since there is no
2173 D-FORM address mode for such types.
2174 (rs6000_register_move_cost): Use FIRST_FPR_REGNO instead of 32.
2175 (rs6000_opt_masks): Add -mvsx-small-integer.
2176 * config/rs6000/vsx.md (VSINT_84): Add SImode for small integer
2178 (VSX_EXTRACT_I2): Clone VSX_EXTRACT_I, but drop V4SI since SImode
2179 extracts can be done on ISA 2.07.
2180 (vsx_extract_<mode>): Add support for small integers in vsx
2182 (vsx_extract_<mode>_p9): Use 'v' instead of VSX_EX, since we no
2183 longer support V4SImode in this pattern.
2184 (vsx_extract_si): New insn to support extraction of SImode in ISA
2185 2.07 using either xxextractuw or vspltw.
2186 (vsx_extract_<mode>_p8): Use 'v' instead of VSX_EX, since we no
2187 longer support V4SImode in this pattern.
2188 * config/rs6000/rs6000.h (enum rs6000_reg_class_enum): Add wH, wI,
2189 wJ, and wK constraints.
2190 * config/rs6000/rs6000.md (f32_sv): Use correct instruction for
2191 storing SDmode with VSX instructions.
2192 (zero_extendsi<mode>2): Reorder pattern, so RLDICL comes after the
2193 GPR load and before the FPR and VSX loads. Remove ??, ! from the
2194 constraints. Add MFVSRWZ and XXEXTRACTUW instructions to support
2195 small integers in vector registers.
2196 (extendsi<mode>2): Reorder pattern, so EXTSW comes after the GPR
2197 load and before the FPR and VSX loads. Remove ??, ! from the
2198 constraints. Add VEXTSW2D support for small integers in vector
2200 (lfiwax): Remove ! constraint. Add VEXTSW2D support for small
2201 integers in vector registers.
2202 (floatsi<mode>2_lfiwax): If -mvsx-small-integer issue a normal
2203 move instead of using an UNSPEC.
2204 (lfiwzx): Remove ! constraint. Add XXEXTRACTUW support for small
2205 integers in vector registers.
2206 (floatunssi<mode>2_lfiwzx): If -mvsx-small-integer issue a normal
2207 move instead of using an UNSPEC.
2208 (movsi_internal1): Add support for -mvsx-small-integer. Align
2209 columns so that it is more readable.
2210 (SImode splitter for ISA 3.0 constants): Add splitter for
2211 -128..127 constants that can easily be constructed on ISA 3.0.
2212 * doc/md.texi (PowerPC Constraints): Document wH, wI, wJ, and wK
2215 2016-10-27 Jakub Jelinek <jakub@redhat.com>
2218 * omp-simd-clone.c (simd_clone_adjust): Handle noreturn declare simd
2221 2016-10-27 Aldy Hernandez <aldyh@redhat.com>
2223 * builtins.c (expand_builtin_nonlocal_goto): Avoid evaluating
2224 PIC_OFFSET_TABLE_REGNUM twice.
2226 2016-10-27 Bin Cheng <bin.cheng@arm.com>
2228 * match.pd ((convert (op:s (convert@2 @0) (convert?@3 @1)))): Add
2229 support for constant operand for OP.
2231 2016-10-27 Jakub Jelinek <jakub@redhat.com>
2233 * dwarf2out.c (gen_member_die): Only reparent_child instead of
2234 splice_child_die if child doesn't have DW_AT_specification attribute.
2236 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
2238 * config/arm/arm.h (TARGET_HAVE_LDREX): Define for ARMv8-M Baseline.
2239 (TARGET_HAVE_LDREXBH): Likewise.
2240 (TARGET_HAVE_LDACQ): Likewise.
2242 2016-10-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
2244 * config/arm/arm.c (arm_split_atomic_op): Add function comment. Add
2245 logic to to decide whether to copy over old value to register for new
2247 * config/arm/sync.md: Add comments explaning why mode and code
2248 attribute are not defined in iterators.md
2249 (thumb1_atomic_op_str): New code attribute.
2250 (thumb1_atomic_newop_str): Likewise.
2251 (thumb1_atomic_fetch_op_str): Likewise.
2252 (thumb1_atomic_fetch_newop_str): Likewise.
2253 (thumb1_atomic_fetch_oldop_str): Likewise.
2254 (atomic_exchange<mode>): Add new ARMv8-M Baseline only alternatives to
2255 mirror the more restrictive constraints of the Thumb-1 insns after
2256 split compared to Thumb-2 counterpart insns.
2257 (atomic_<sync_optab><mode>): Likewise. Add comment to keep constraints
2258 in sync with non atomic version.
2259 (atomic_nand<mode>): Likewise.
2260 (atomic_fetch_<sync_optab><mode>): Likewise.
2261 (atomic_fetch_nand<mode>): Likewise.
2262 (atomic_<sync_optab>_fetch<mode>): Likewise.
2263 (atomic_nand_fetch<mode>): Likewise.
2264 * config/arm/thumb1.md (thumb1_addsi3): Add comment to keep contraint
2265 in sync with atomic version.
2266 (thumb1_subsi3_insn): Likewise.
2267 (thumb1_andsi3_insn): Likewise.
2268 (thumb1_iorsi3_insn): Likewise.
2269 (thumb1_xorsi3_insn): Likewise.
2271 2016-10-27 Nick Clifton <nickc@redhat.com>
2273 * plugin.c (register_plugin_info): Produce an error message if the
2274 plugin is not found in the hash table.
2276 2016-10-27 Bin Cheng <bin.cheng@arm.com>
2278 * match.pd ((convert1 (minmax ((convert2 (x) c)))) -> minmax (x c)):
2281 2016-10-26 Kelvin Nilsen <kelvin@gcc.gnu.org>
2284 * config/rs6000/rs6000.c (spe_init_builtins): Modify loops to not
2285 define builtin functions from the bdesc_spe_predicates or
2286 bdesc_spe_evsel arrays if the builtin mask is not compatible with
2287 the current compiler configuration.
2288 (paired_init_builtins): Modify loop to not define define builtin
2289 functions from the bdesc_paried_preds array if the builtin mask is
2290 not compatible with the current compiler configuration.
2291 (altivec_init_builtins): Modify loops to not define the
2292 __builtin_altivec_stxvl function nor the builtin functions from
2293 the bdesc_dst or bdesc_altivec_preds, or bdesc_abs arrays if the
2294 builtin mask is not compatible with the current compiler
2297 2016-10-26 Jeff Law <law@redhat.com>
2299 * config/sh/sh.c (output_branch): Add missing fallthru comments.
2300 (gen_shl_and): Likewise.
2301 * config/sh/sh.md (movsicc): Add missing fallthru comments.
2303 * config/mips/mips.c (mips16_constant_cost): Add missing
2305 (mips16_build_call_stub): Increase buffer size. Adjust
2308 2016-10-26 David Malcolm <dmalcolm@redhat.com>
2310 * print-rtl.c (rtx_writer::print_rtx_operand_code_u): Print
2311 INSN_UIDs for all insns in compact mode.
2312 (rtx_writer::print_rtx): Likewise.
2313 * print-rtl.h (rtx_writer::flag_compact): Update comment.
2314 * rtl-tests.c (selftest::test_dumping_insns): Update expected
2315 output to include INSN_UID.
2316 (selftest::test_uncond_jump): Likewise.
2318 2016-10-26 Pat Haugen <pthaugen@us.ibm.com>
2320 * haifa-sched.c (call_used_regs_num): Rename to...
2321 (call_saved_regs_num): ...this.
2322 (fixed_regs_num): New variable.
2323 (sched_pressure_start_bb): Subtract out fixed_regs. Scale call_saved
2325 (alloc_global_sched_pressure_data): Compute call_saved and fixed regs.
2327 2016-10-26 David Malcolm <dmalcolm@redhat.com>
2329 * print-rtl-function.c (print_rtx_function): Rewrite in terms of
2331 * print-rtl.c (outfile): Delete global.
2332 (sawclose): Likewise.
2334 (in_call_function_usage): Likewise.
2335 (flag_compact): Likewise.
2336 (flag_simple): Likewise.
2337 (rtx_writer::rtx_writer): New ctor.
2338 (print_rtx_operand_code_0): Convert to...
2339 (rtx_writer::print_rtx_operand_code_0): ...this.
2340 (print_rtx_operand_code_e): Convert to...
2341 (rtx_writer::print_rtx_operand_code_e): ...this.
2342 (print_rtx_operand_codes_E_and_V): Convert to...
2343 (rtx_writer::print_rtx_operand_codes_E_and_V): ...this.
2344 (print_rtx_operand_code_i): Convert to...
2345 (rtx_writer::print_rtx_operand_code_i): ...this.
2346 (print_rtx_operand_code_r): Convert to...
2347 (rtx_writer::print_rtx_operand_code_r): ...this.
2348 (print_rtx_operand_code_u): Convert to...
2349 (rtx_writer::print_rtx_operand_code_u): ...this.
2350 (print_rtx_operand): Convert to...
2351 (rtx_writer::print_rtx_operand): ...this.
2352 (print_rtx): Convert to...
2353 (rtx_writer::print_rtx): ...this.
2354 (print_inline_rtx): Rewrite in terms of class rtx_writer.
2355 (debug_rtx): Likewise.
2356 (print_rtl): Convert to...
2357 (rtx_writer::print_rtl): ...this.
2358 (print_rtl): Reimplement in terms of class rtx_writer.
2359 (print_rtl_single): Rewrite in terms of class rtx_writer.
2360 (print_rtl_single_with_indent): Convert to..
2361 (rtx_writer::print_rtl_single_with_indent): ...this.
2362 (print_simple_rtl): Rewrite in terms of class rtx_writer.
2363 * print-rtl.h (flag_compact): Delete decl.
2364 (class rtx_writer): New class.
2365 * rtl-tests.c (selftest::assert_rtl_dump_eq): Rewrite in terms of
2368 2016-10-26 Jeff Law <law@redhat.com>
2370 * config/microblaze/microblaze.c (tls_mentioned_p): Avoid
2373 * config/arc/arc.c (acr_print_operand): Adjust fallthru comment.
2374 (check_if_valid_sleep_operand): Add missing fallthru comment.
2375 (arc_register_move_cost): Increase buffer size.
2376 * config/arc/arc.md (cbranch4si_scratch): Add missing fallthru
2378 * config/arc/predicates.md (move_str_operand): Avoid fallthru.
2380 * config/cr16/cr16.c (cr16_print_operand): Add missing fallthru
2381 comment. Add gcc_unreachable for path that should never happen.
2383 * config/epiphany/epiphany.c (epiphany_print_operand): Adjust
2386 2016-10-26 Jakub Jelinek <jakub@redhat.com>
2387 Martin Liska <mliska@suse.cz>
2390 * gimplify.c (gimplify_adjust_omp_clauses_1): For all added map
2391 clauses with OMP_CLAUSE_SIZE being a decl, call omp_notice_variable
2392 on outer context if any.
2394 2016-10-26 Jakub Jelinek <jakub@redhat.com>
2396 * gen-pass-instances.awk (adjust_linenos): Increment pass_lines[p]
2397 by increment rather than double it.
2398 (insert_remove_pass): Strip leading whitespace from args[3]. Don't
2399 emit a space before args[4].
2400 (END): Don't emit a space before with_arg.
2402 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
2404 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Add new ARMv8-M
2405 Baseline only alternatives to (i) hold store atomic success value in a
2406 return register rather than a scratch register, (ii) use a low register
2407 for it and to (iii) ensure the cbranchsi insn generated by the split
2408 respect the constraints of Thumb-1 cbranchsi4_insn and
2410 * config/arm/thumb1.md (cbranchsi4_insn): Add comment to indicate
2411 constraints must match those in atomic_compare_and_swap.
2412 (cbranchsi4_scratch): Likewise.
2414 2016-10-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
2416 * config/arm/arm.c (arm_expand_compare_and_swap): Add new bdst local
2417 variable. Add the new parameter to the insn generator. Set that
2418 parameter to be CC flag for 32-bit targets, bval otherwise. Set the
2419 return value from the negation of that parameter for Thumb-1, keeping
2420 the logic unchanged otherwise except for using bdst as the destination
2421 register of the compare_and_swap insn.
2422 (arm_split_compare_and_swap): Add explanation about how is the value
2423 returned to the function comment. Rename scratch variable to
2424 neg_bval. Adapt initialization of variables holding operands to the
2425 new operand numbers. Use return register to hold result of store
2426 exclusive for Thumb-1, scratch register otherwise. Construct the
2427 appropriate cbranch for Thumb-1 targets, keeping the logic unchanged
2428 for 32-bit targets. Guard Z flag setting to restrict to 32bit targets.
2429 Use gen_cbranchsi4 rather than hand-written conditional branch to loop
2430 for strongly ordered compare_and_swap.
2431 * config/arm/predicates.md (cc_register_operand): New predicate.
2432 * config/arm/sync.md (atomic_compare_and_swap<mode>_1): Use a
2433 match_operand with the new predicate to accept either the CC flag or a
2434 destination register for the boolean return value, restricting it to
2435 CC flag only via constraint. Adapt operand numbers accordingly.
2437 2016-10-26 Jeff Law <law@redhat.com>
2439 * config/fr30/fr30.c (fr30_print_operand): Adjust fallthru comment.
2441 * config/frv/frv.c (comparison_string): Do not fall through after
2444 * config/iq2000/iq2000.c (iq2000_function_arg): Adjust fallthru
2446 (expand_one_builtin): Add missing break.
2448 * config/m32c/m32c.c (encode_pattern_1): Add fallthru comment.
2449 (m32c_legitimate_address_p): Likewise.
2451 * config/m32r/m32r.c (m32r_print_operand): Adjust fallthru comment.
2453 * config/mcore/mcore.c (mcore_gen_compare): Adjust fallthru comments.
2455 * config/microblaze/microblaze.c (microblaze_function_arg): Adjust
2458 * config/msp430/msp430.c (msp430_legitimate_address_p): Adjust
2461 * config/nios2/nios2.c (nios2_rtx_costs): Avoid fallthru.
2463 * config/rl78/rl78.c (rl78_calculate_death_notes): Add fallthru
2465 (rl78_asm_ctor_dtor): Increase buffer size.
2467 * config/stormy16/stormy16.c (xstormy16_asm_output_destrutor): Increase
2469 (xstormy16_asm_output_constructor): Likewise.
2471 * config/pa/pa.c (pa_asm_output_mi_thunk): Increase buffer
2474 * config/h8300/h8300.c (h8300_print_operand): Adjust FALLTHRU
2475 comment to silence warning.
2477 * config/spu/spu.c (spu_sched_reorder): Add missing fallthru comment.
2478 (spu_legitimate_address_p): Fix logic error and add missing fallthru
2481 2016-10-26 Michael Matz <matz@suse.de>
2483 PR tree-optimization/78060
2484 PR tree-optimization/78061
2485 PR tree-optimization/78088
2486 * tree-ssa-loop-split.c (easy_exit_values): New function.
2487 (tree_ssa_split_loops): Use it.
2488 (compute_new_first_bound): Change order of operations,
2489 fix invalid use of types.
2491 2016-10-26 Georg-Johann Lay <avr@gjlay.de>
2493 gen-pass-instances.awk is sensitive to the order in which
2494 passes are added; passes that appear later have to be added first.
2498 * config/avr/avr-passes.def: Swap order of directives for
2499 gen-pass-instances.awk.
2501 2016-10-25 Jeff Law <law@redhat.com>
2503 * config/vax/vax.c (vad_address_cost_1): Add missing FALLTHRU comment.
2504 (vax_notice_update_cc): Likewise.
2506 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
2508 * config.gcc (sparc*-*-solaris2*): Adjust.
2509 (sparc64-*-linux*): Likewise.
2510 * config/sparc/default-64.h: Rename to...
2511 * config/sparc/default64.h: ...this.
2512 * config/sparc/sparc.c (sparc_option_override): Replace TARGET_64BIT
2514 (sparc_mangle_type): Replace !TARGET_64BIT with TARGET_ARCH32.
2515 * config/sparc/sparc.h: Minor tweaks.
2516 * config/sparc/sparc.md: Replace !TARGET_64BIT and !TARGET_ARCH64 with
2517 TARGET_ARCH32 throughout. Minor various tweaks throughout.
2519 2016-10-25 David Malcolm <dmalcolm@redhat.com>
2521 * input.c (fcache::file_patch): Add comment about lifetime.
2522 (selftest::cpp_reader_ptr): New class.
2523 (selftest::lexer_test): Convert m_parser from cpp_reader *
2524 to a cpp_reader_ptr, and move m_tempfile to after it.
2525 (selftest::lexer_test::lexer_test): Update for above reordering.
2526 (lexer_test::~lexer_test): Move cleanup of m_parser to
2527 cpp_reader_ptr's dtor.
2529 2016-10-25 David Malcolm <dmalcolm@redhat.com>
2531 * toplev.c (toplev::main): Remove call to
2532 location_adhoc_data_fini.
2534 2016-10-25 Eric Botcazou <ebotcazou@adacore.com>
2536 * tree.h (wi::fits_to_tree_p): Accept only 0 and 1 for boolean types.
2537 * tree.c (int_fits_type_p): Likewise. Adjust head comment.
2539 2016-10-25 David Malcolm <dmalcolm@redhat.com>
2541 * ggc-tests.c (forcibly_ggc_collect): Rename to...
2542 (selftest::forcibly_ggc_collect): ...this, and remove "static".
2543 (test_basic_struct): Update for above renaming.
2544 (test_length): Likewise.
2545 (test_union): Likewise.
2546 (test_finalization): Likewise.
2547 (test_deletable_global): Likewise.
2548 (test_inheritance): Likewise.
2549 (test_chain_next): Likewise.
2550 (test_user_struct): Likewise.
2551 (test_tree_marking): Likewise.
2552 * selftest-run-tests.c (selftest::run_tests): Call
2553 selftest::forcibly_ggc_collect at the end of the selftests.
2554 * selftest.h (selftest::forcibly_ggc_collect): New decl.
2556 2016-10-25 Jakub Jelinek <jakub@redhat.com>
2559 * optabs.def (vcondeq_optab, vec_cmpeq_optab): New optabs.
2560 * optabs.c (expand_vec_cond_expr): For comparison codes
2561 EQ_EXPR and NE_EXPR, attempt vcondeq_optab as fallback.
2562 (expand_vec_cmp_expr): For comparison codes
2563 EQ_EXPR and NE_EXPR, attempt vec_cmpeq_optab as fallback.
2564 * optabs-tree.h (expand_vec_cmp_expr_p, expand_vec_cond_expr_p):
2565 Add enum tree_code argument.
2566 * optabs-query.h (get_vec_cmp_eq_icode, get_vcond_eq_icode): New
2568 * optabs-tree.c (expand_vec_cmp_expr_p): Add CODE argument. For
2569 CODE EQ_EXPR or NE_EXPR, attempt to use vec_cmpeq_optab as
2571 (expand_vec_cond_expr_p): Add CODE argument. For CODE EQ_EXPR or
2572 NE_EXPR, attempt to use vcondeq_optab as fallback.
2573 * tree-vect-generic.c (expand_vector_comparison,
2574 expand_vector_divmod, expand_vector_condition): Adjust
2575 expand_vec_cmp_expr_p and expand_vec_cond_expr_p callers.
2576 * tree-vect-stmts.c (vectorizable_condition,
2577 vectorizable_comparison): Likewise.
2578 * tree-vect-patterns.c (vect_recog_mixed_size_cond_pattern,
2579 check_bool_pattern, search_type_for_mask_1): Likewise.
2580 * expr.c (do_store_flag): Likewise.
2581 * doc/md.texi (@code{vec_cmpeq@var{m}@var{n}},
2582 @code{vcondeq@var{m}@var{n}}): Document.
2583 * config/i386/sse.md (vec_cmpeqv2div2di, vcondeq<VI8F_128:mode>v2di):
2586 2016-10-25 Jeff Law <law@redhat.com>
2588 * config/v850/v850.c (v850_handle_data_area_attribute): Fix fallthru
2590 (v850_output_aligned_bss): Add missing break.
2592 * config/m68k/m68k.c (m68k_get_reloc_decoration): Add gcc_unreachable.
2594 2016-10-25 Martin Liska <mliska@suse.cz>
2597 * sanopt.c (imm_dom_path_with_freeing_call): Handle gasm
2598 statements as they can also contain possibly a freeing call.
2600 2016-10-25 H.J. Lu <hongjiu.lu@intel.com>
2601 Martin Liska <mliska@suse.cz>
2604 * common.opt: Mark flag_ipa_icf_variables as Optimization flag.
2605 * ipa-icf.c (sem_function::get_hash): Add target optimization
2608 2016-10-25 Wilco Dijkstra <wdijkstr@arm.com>
2611 * config/arm/neon.md (ashldi3_neon): Add "r 0 i" and "&r r i" variants.
2612 Remove partial overlap check for shift by 1.
2613 (ashldi3_neon): Likewise.
2615 2016-10-25 Thomas Preud'homme <thomas.preudhomme@arm.com>
2617 * config/arm/constraints.md (Q constraint): Document its use for
2619 (Pf constraint): New constraint for relaxed, consume or relaxed memory
2621 * config/arm/sync.md (atomic_load<mode>): Add new ARMv8-M Baseline only
2622 alternatives to allow any register when memory model matches Pf and
2623 thus lda is used, but only low registers otherwise. Use unpredicated
2624 output template for Thumb-1 targets.
2625 (atomic_store<mode>): Likewise for stl.
2626 (arm_load_exclusive<mode>): Add new ARMv8-M Baseline only alternative
2627 whose output template does not have predication.
2628 (arm_load_acquire_exclusive<mode>): Likewise.
2629 (arm_load_exclusivesi): Likewise.
2630 (arm_load_acquire_exclusivesi): Likewise.
2631 (arm_store_release_exclusive<mode>): Likewise.
2632 (arm_store_exclusive<mode>): Use unpredicated output template for
2635 2016-10-25 Jakub Jelinek <jakub@redhat.com>
2637 * internal-fn.def (LAUNDER): New internal function.
2638 * internal-fn.c (expand_LAUNDER): New function.
2640 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
2641 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
2643 New avr target pass to work around performance loss by PR fix.
2647 * config/avr/avr.md (casesi_<mode>_sequence) [qi,hi]: New insn.
2648 (*cmp<mode>) [qi,qq,uqq,hi,hq,uhq,ha,uha]: Rename to cmp<mode>3.
2649 * config/avr/predicates.md (extend_operator): New.
2650 * config/avr/avr-passes.def (avr_pass_casesi): Register new pass.
2651 * config/avr/avr-protos.h (avr_casei_sequence_check_operands)
2652 (make_avr_pass_casesi): New prototypes.
2653 * config/avr/avr.c (print-rtl.h): Include it.
2654 (pass_data avr_pass_data_casesi): Data for new pass.
2655 (avr_pass_casesi): New class implementing rtl_opt_pass .avr-casesi.
2656 (make_avr_pass_casesi, avr_parallel_insn_from_insns)
2657 (avr_is_casesi_sequence, avr_casei_sequence_check_operands)
2658 (avr_optimize_casesi): New functions.
2660 2016-10-25 Georg-Johann Lay <avr@gjlay.de>
2661 Pitchumani Sivanupandi <pitchumani.sivanupandi@microchip.com>
2665 * config/avr/avr.md (casesi): Rewrite avoiding subregs of SI.
2667 2016-10-24 Jakub Jelinek <jakub@redhat.com>
2669 * dwarf2out.c (gen_subprogram_die): Add DW_AT_reference or
2670 DW_AT_rvalue_reference attributes.
2672 2016-10-24 Bernd Edlinger <bernd.edlinger@hotmail.de>
2674 * doc/invoke.text (Wint-in-bool-context): Update documentation.
2675 * value-prof.c (stringop_block_profile): Fix a warning.
2677 2016-10-24 Martin Sebor <msebor@redhat.com>
2680 * builtins.c (string_length): New function.
2681 (c_strlen): Use string_length. Correctly handle wide strings.
2682 * gimple-ssa-sprintf.c (target_max_value, target_size_max): New
2684 (target_int_max): Call target_max_value.
2685 (format_result::knownrange): New data member.
2686 (fmtresult::fmtresult): Define default constructor.
2687 (format_integer): Use it and set format_result::knownrange.
2688 Handle global constants.
2689 (format_floating_max): Add third argument.
2690 (format_floating): Recompute maximum value for %a for each argument.
2691 (get_string_length): Use fmtresult default ctor.
2692 (format_string): Set format_result::knownrange.
2693 (format_directive): Check format_result::knownrange.
2694 (add_bytes): Same. Correct caret placement in diagnostics.
2695 (pass_sprintf_length::compute_format_length): Set
2696 format_result::knownrange.
2697 (pass_sprintf_length::handle_gimple_call): Use target_size_max.
2699 2016-10-24 Jakub Jelinek <jakub@redhat.com>
2701 * config/i386/i386.c (ix86_in_large_data_p, ix86_expand_builtin): Use
2702 VAR_P (x) instead of TREE_CODE (x) == VAR_DECL.
2704 2016-10-24 Ximin Luo <infinity0@pwned.gg>
2707 * dwarf2out.c (file_table_relative_p): Remove.
2708 (gen_compile_unit_die, dwarf2out_early_finish): Emit DW_AT_comp_dir
2709 also for absolute paths.
2710 * doc/tm.texi: Update.
2711 * doc/tm.texi.in (SDB and DWARF) <TARGET_FORCE_AT_COMP_DIR>: Remove.
2712 * target.def (force_at_comp_dir): Remove hook.
2713 * config/darwin.h (TARGET_FORCE_AT_COMP_DIR): Remove define.
2715 2016-10-24 Richard Biener <rguenther@suse.de>
2717 * tree-vrp.c (evrp_dom_walker::before_dom_children): Ignore
2718 backedges when identifying the single predecessor to take
2719 conditional info from. Use SCEV to get at ranges for loop IVs.
2720 * lto-streamer-out.c (lto_write_mode_table): CSE inner mode to
2721 avoid false warning.
2723 2016-10-24 Georg-Johann Lay <avr@gjlay.de>
2726 * doc/extend.texi (AVR Variable Attributes) [absdata]: Document it.
2727 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_ABSDATA): New macro.
2728 (avr_address_tiny_absdata_p): New static function.
2729 (avr_legitimate_address_p, avr_legitimize_address) [AVR_TINY]: Use
2730 it to determine validity of constant addresses.
2731 (avr_attribute_table) [absdata]: New variable attribute...
2732 (avr_handle_absdata_attribute): ...and handler.
2733 (avr_decl_absdata_p): New static function.
2734 (avr_encode_section_info) [AVR_TINY]: Use it to add flag
2735 AVR_SYMBOL_FLAG_TINY_ABSDATA to respective symbols_refs.
2736 (avr_address_cost) [AVR_TINY]: absdata addresses cost 2.
2738 2016-10-24 Richard Biener <rguenther@suse.de>
2740 PR tree-optimization/78076
2741 * tree-ssa-loop-split.c (tree_ssa_split_loops): Reset aux
2742 also on the loop tree root.
2744 2016-10-24 Jakub Jelinek <jakub@redhat.com>
2746 * config/i386/i386.c (ix86_fold_builtin): Handle
2747 IX86_BUILTIN_BEXTR{,I}{32,64}, IX86_BUILTIN_BZHI{32,64},
2748 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
2749 (ix86_gimple_fold_builtin): Handle IX86_BUILTIN_BZHI{32,64},
2750 IX86_BUILTIN_PDEP{32,64} and IX86_BUILTIN_PEXT{32,64}.
2752 2016-10-24 Martin Liska <mliska@suse.cz>
2755 * opts.c (finish_options): Skip conditionally.
2757 2016-10-23 Martin Sebor <msebor@redhat.com>
2760 * config/rs6000/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define.
2761 * config/rs6000/linux64.h (TARGET_PRINTF_POINTER_FORMAT): Likewise.
2763 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
2765 * config/sparc/sparc.md (cpu_feature): Minor tweak.
2766 (enabled): Likewise.
2767 (movsi_insn, movdi_insn_sp32, movdi_insn_sp64, movsf_insn,
2768 movdf_insn_sp32, movdf_insn_sp64, zero_extendsidi2_insn_sp64,
2769 sign_extendsidi2_insn, mov<VM32:mode>_insn, mov<VM64:mode>_insn_sp64,
2770 mov<VM64:mode>_insn_sp32, not_<code><mode>, nand<mode>_vis,
2771 <code>_not1<mode>_vi, <code>_not2<mode>_vis, one_cmpl<mode>2,
2772 fcmp<code><GCM:gcm_name>, pdistn<mode>_vis): Likewise.
2774 2016-10-23 Eric Botcazou <ebotcazou@adacore.com>
2776 * config/sparc/sparc-c.c (sparc_target_macros): Replace TARGET_64BIT
2777 with TARGET_ARCH64. Define __VIS to 0x400 if TARGET_VIS4.
2779 2016-10-21 Andrew Pinski <apinski@cavium.com>
2781 * config/aarch64/aarch64-cores.def: Rewrite so IMP and PART are
2783 * config/aarch64/driver-aarch64.c (struct aarch64_core_data): Change
2784 implementer_id to unsigned char.
2785 Change part_no to unsigned int.
2786 (AARCH64_BIG_LITTLE): New define.
2787 (INVALID_IMP): New define.
2788 (INVALID_CORE): New define.
2789 (cpu_data): Change the last element's implementer_id and part_no to
2791 (valid_bL_string_p): Rewrite to ..
2792 (valid_bL_core_p): this for integers instead of strings.
2793 (parse_field): New function.
2794 (contains_string_p): Rewrite to ...
2795 (contains_core_p): this for integers and only for the part_no.
2796 (host_detect_local_cpu): Rewrite handling of implementation and
2797 par num to be integers; simplifying the code.
2799 2016-10-21 Kugan Vivekanandarajah <kuganv@linaro.org>
2801 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Create nonzero
2802 value range for pointers in more cases.
2804 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
2806 * config/aarch64/aarch64.c (aarch64_add_constant_internal):
2807 Add extra argument to allow emitting the move immediate.
2808 Use add/sub with positive immediate.
2809 (aarch64_add_constant): Add inline function.
2810 (aarch64_add_sp): Likewise.
2811 (aarch64_sub_sp): Likewise.
2812 (aarch64_expand_prologue): Call aarch64_sub_sp.
2813 (aarch64_expand_epilogue): Call aarch64_add_sp.
2814 Decide when to leave out move.
2815 (aarch64_output_mi_thunk): Call aarch64_add_constant.
2817 2016-10-21 Wilco Dijkstra <wdijkstr@arm.com>
2819 * config/aarch64/aarch64.c (aarch64_layout_frame):
2820 Align FP callee-saves.
2822 2016-10-21 Jakub Jelinek <jakub@redhat.com>
2824 * config/i386/adxintrin.h (_subborrow_u32, _addcarry_u32,
2825 _addcarryx_u32, _subborrow_u64, _addcarry_u64, _addcarryx_u64):
2827 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
2828 _rdseed64_step): Likewise.
2829 * config/i386/tbmintrin.h (__bextri_u32): Likewise.
2832 * config/i386/i386.c: Include fold-const-call.h, tree-vrp.h
2833 and tree-ssanames.h.
2834 (ix86_fold_builtin): Fold IX86_BUILTIN_[LT]ZCNT{16,32,64}
2835 with INTEGER_CST argument.
2836 (ix86_gimple_fold_builtin): New function.
2837 (TARGET_GIMPLE_FOLD_BUILTIN): Define.
2839 * dwarf2out.c (ranges_table): Change into vec<dw_ranges, va_gc> *.
2840 (ranges_by_label): Change into vec<dw_ranges_by_label, va_gc> *.
2841 (ranges_table_allocated, ranges_table_in_use,
2842 ranges_by_label_allocated, ranges_by_label_in_use,
2843 RANGES_TABLE_INCREMENT): Removed.
2844 (add_ranges_num): Use vec_safe_push into ranges_table.
2845 (add_ranges_by_labels): Use vec_safe_push into ranges_by_label.
2846 (output_ranges): Adjust for ranges_table and ranges_by_label
2847 conversion from arrays to vec.
2848 (add_high_low_attributes, dwarf2out_finish): Adjust for range_table
2849 conversion from arrays to vec.
2850 (dwarf2out_c_finalize): Don't clear ranges_table_allocated,
2851 ranges_table_in_use, ranges_by_label_allocated and
2852 ranges_by_label_in_use. Set ranges_by_label to NULL instead of 0.
2854 * dwarf2out.c (gen_variable_die): Emit DW_AT_const_expr attribute
2855 if needed. Re-add origin_die variable and its initialization.
2857 * gimplify.c (gimplify_bind_expr): Handle oacc_declare_returns
2858 even for -fstack-reuse=none, or for volatile vars etc.
2860 2016-10-21 David Malcolm <dmalcolm@redhat.com>
2862 * print-rtl-function.c (flag_compact): Move extern decl to...
2863 * print-rtl.h (flag_compact): ...here.
2864 * rtl-tests.c (selftests::assert_rtl_dump_eq): New function.
2865 (ASSERT_RTL_DUMP_EQ): New macro.
2866 (selftest::test_dumping_regs): New function.
2867 (selftest::test_dumping_insns): New function.
2868 (selftest::test_uncond_jump): Add uses of ASSERT_RTL_DUMP_EQ on
2870 (selftest::rtl_tests_c_tests): Call the new test functions.
2872 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2874 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
2875 (outgoing_edges_match): Likewise.
2876 (try_crossjump_to_edge): Likewise.
2877 * cfgrtl.c (try_redirect_by_replacing_jump): Likewise.
2878 (rtl_tidy_fallthru_edge): Likewise.
2879 * rtl.h (tablejump_p): Adjust prototype.
2880 * rtlanal.c (tablejump_p): Return the label as a rtx_insn *.
2882 2016-10-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
2884 * rtl.h (label_ref_label): New function.
2885 (set_label_ref_label): New function.
2886 (LABEL_REF_LABEL): Delete.
2887 * alias.c (rtx_equal_for_memref_p): Adjust.
2888 * cfgbuild.c (make_edges): Likewise.
2889 (purge_dead_tablejump_edges): Likewise.
2890 * cfgexpand.c (convert_debug_memory_address): Likewise.
2891 * cfgrtl.c (patch_jump_insn): Likewise.
2892 * combine.c (distribute_notes): Likewise.
2893 * cse.c (hash_rtx_cb): Likewise.
2894 (exp_equiv_p): Likewise.
2895 (fold_rtx): Likewise.
2896 (check_for_label_ref): Likewise.
2897 * cselib.c (rtx_equal_for_cselib_1): Likewise.
2898 (cselib_hash_rtx): Likewise.
2899 * emit-rtl.c (mark_label_nuses): Likewise.
2900 * explow.c (convert_memory_address_addr_space_1): Likewise.
2901 * final.c (output_asm_label): Likewise.
2902 (output_addr_const): Likewise.
2903 * gcse.c (add_label_notes): Likewise.
2904 * genconfig.c (walk_insn_part): Likewise.
2905 * genrecog.c (validate_pattern): Likewise.
2906 * ifcvt.c (cond_exec_get_condition): Likewise.
2907 (noce_emit_store_flag): Likewise.
2908 (noce_get_alt_condition): Likewise.
2909 (noce_get_condition): Likewise.
2910 * jump.c (maybe_propagate_label_ref): Likewise.
2911 (mark_jump_label_1): Likewise.
2912 (redirect_exp_1): Likewise.
2913 (rtx_renumbered_equal_p): Likewise.
2914 * lra-constraints.c (operands_match_p): Likewise.
2915 * print-rtl.c (print_value): Likewise.
2916 * reload.c (find_reloads): Likewise.
2917 * reload1.c (set_label_offsets): Likewise.
2918 * reorg.c (get_branch_condition): Likewise.
2919 * rtl-tests.c (test_uncond_jump): Likewise.
2920 * rtl.c (rtx_equal_p_cb): Likewise.
2921 (rtx_equal_p): Likewise.
2922 * rtlanal.c (reg_mentioned_p): Likewise.
2923 (rtx_referenced_p): Likewise.
2924 (get_condition): Likewise.
2925 * varasm.c (const_hash_1): Likewise.
2926 (compare_constant): Likewise.
2927 (const_rtx_hash_1): Likewise.
2928 (output_constant_pool_1): Likewise.
2930 2016-10-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
2933 * reload.c (find_valid_class_1): Allow regclass if atleast one
2934 regno in regclass is ok. Compute and use rclass size based on
2935 actually available regnos for mode in rclass.
2937 2016-10-21 Eric Botcazou <ebotcazou@adacore.com>
2939 * config/sparc/sparc-modes.def (CCV): New.
2941 * config/sparc/predicates.md (v_comparison_operator): New.
2942 (icc_comparison_operator): Add support for CCV/CCXV.
2943 (xcc_comparison_operator): Likewise.
2944 * config/sparc/sparc.c (output_cbranch): Likewise.
2945 (sparc_print_operand): Likewise.
2946 * config/sparc/sparc.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
2947 (uaddvdi4): New expander.
2948 (addvdi4): Likewise.
2949 (uaddvdi4_sp32): New instruction.
2950 (addvdi4_sp32): Likewise.
2951 (uaddvsi4): New expander.
2952 (addvsi4): Likewise.
2953 (cmp_ccc_plus_sltu_set): New instruction.
2954 (cmp_ccv_plus): Likewise.
2955 (cmp_ccxv_plus): Likewise.
2956 (cmp_ccv_plus_set): Likewise.
2957 (cmp_ccxv_plus_set): Likewise.
2958 (cmp_ccv_plus_sltu_set): Likewise.
2959 (uaddvdi4): New expander.
2960 (subvdi4): Likewise.
2961 (usubdi4_sp32): New instruction.
2962 (subvdi4_sp32): Likewise.
2963 (usubvsi4): New expander.
2964 (subvsi4): Likewise.
2965 (cmpsi_minus_sltu_set): New instruction.
2966 (cmp_ccv_minus): Likewise.
2967 (cmp_ccxv_minus): Likewise.
2968 (cmp_ccv_minus_set): Likewise.
2969 (cmp_ccxv_minus_set): Likewise.
2970 (cmp_ccv_minus_sltu_set): Likewise.
2971 (unegvdi3): New expander.
2972 (negvdi3): Likewise.
2973 (unegdi3_sp32): New instruction.
2974 (negvdi3_sp32): Likewise.
2975 (unegvsi3): New expander.
2976 (negvsi3): Likewise.
2977 (cmp_ccc_neg_sltu_set): New instruction.
2978 (cmp_ccv_neg): Likewise.
2979 (cmp_ccxv_neg): Likewise.
2980 (cmp_ccv_neg_set): Likewise.
2981 (cmp_ccxv_neg_set): Likewise.
2982 (cmp_ccv_neg_sltu_set): Likewise.
2984 * tree-ssa-loop-split.c: Remove trailing spaces.
2985 * match.pd: Likewise.
2987 2016-10-21 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2989 PR rtl-optimization/78038
2990 * ree.c (get_defs): Return NULL if a defining insn for REG cannot
2991 be deduced to set REG through the RTL structure.
2992 (make_defs_and_copies_lists): Return false on a failing get_defs call.
2994 2016-10-21 Richard Biener <rguenther@suse.de>
2996 PR tree-optimization/78051
2997 * tree-vrp.c (evrp_dom_walker::before_dom_children): Update stmt
2998 and mark replaced if folding did something.
3000 2016-10-21 David Edelsohn <dje.gcc@gmail.com>
3002 * config/rs6000/rs6000.c (rs6000_assemble_visibility): Swap "internal"
3003 and "protected" in visibility types.
3004 (rs6000_xcoff_declare_function_name): Fix formatting.
3005 (rs6000_xcoff_declare_object_name): Fix formatting.
3007 2016-10-21 Uros Bizjak <ubizjak@gmail.com>
3009 * config/i386/i386.c (ix86_fold_builtin): Handle IX86_BUILTIN_INFQ
3010 and IX86_BUILTIN_HUGE_VALQ here ...
3011 (ix86_expand_builtin): ... not here.
3013 2016-10-20 Jakub Jelinek <jakub@redhat.com>
3015 * doc/gty.texi (for_user): Use @item next to @findex.
3017 2016-10-20 Uros Bizjak <ubizjak@gmail.com>
3020 * config/i386/bmiintrin.h (__tzcnt_u16): Call __builtin_ia32_tzcnt_u16.
3021 (__tzcnt_u32, _tzcnt_u32): Call __builtin_ia32_tzcnt_u32.
3022 (__tzcnt_u64, _tzcnt_u64): Call __builtin_ia32_tzcnt_u64.
3023 * config/i386/lzcntintrin.h (__lzcnt_u16): Call
3024 __builtin_ia32_lzcnt_u16.
3025 (__lzcnt_u32, _lzcnt_u32): Call __builtin_ia32_lzcnt_u32.
3026 (__lzcnt_u64, _lzcnt_u64): Call __builtin_ia32_lzcnt_u64.
3027 * config/i386/i386.md (UNSPEC_LZCNT, UNSPEC_TZCNT): New unspecs.
3028 (ctz<mode>2, *ctz<mode>2): Use SWI48 mode iterator.
3029 (bmi_tzcnt_<mode>): New expander.
3030 (*bmi_tzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
3031 (*bmi_tzcnt_<mode>_falsedep, *bmi_tzcnt_<mode>): New insn patterns.
3032 (clz<mode>2_lzcnt, *clz<mode>2_lzcnt): Use SWI48 mode iterator.
3033 (lzcnt_<mode>): New expander.
3034 (*lzcnt_<mode>_falsedep_1): New define_insn_and_split pattern.
3035 (*lzcnt_<mode>_falsedep, *lzcnt_<mode>): New insn patterns.
3036 * config/i386/i386-builtin-types.def (UINT_FTYPE_UINT): New.
3037 (UINT64_FTYPE_UINT64): New.
3038 * config/i386/i386-builtin.def (__builtin_clzs): Remove description.
3039 (__builtin_ia32_lzcnt_u16): New description.
3040 (__builtin_ia32_lzcnt_u32): Ditto.
3041 (__builtin_ia32_lzcnt_u64): Ditto.
3042 (__builtin_ctzs): Remove description.
3043 (__builtin_ia32_tzcnt_u16): New description.
3044 (__builtin_ia32_tzcnt_u32): Ditto.
3045 (__builtin_ia32_tzcnt_u64): Ditto.
3046 * config/i386/i386.c (ix86_expand_args_builtin): Handle
3047 UINT_FTYPE_UINT and UINT64_FTYPE_UINT64.
3049 2016-10-20 Martin Liska <mliska@suse.cz>
3052 * lto-streamer-in.c (fixup_call_stmt_edges_1): Replace value
3053 comparison with STMT_UID_NOT_IN_RANGE.
3054 (fixup_call_stmt_edges): Do not fixup edges of a thunk in
3057 2016-10-20 Eric Botcazou <ebotcazou@adacore.com>
3059 * compare-elim.c (conforming_compare): Accept UNSPECs.
3060 (find_comparison_dom_walker::before_dom_children): Deal with
3061 instructions both using and killing the flags register.
3062 (equivalent_reg_at_start): New function extracted from...
3063 (try_eliminate_compare): ...here. Use it and add support for
3064 registers and UNSPECs as second operand of the compare.
3065 * config/visium/visium-modes.def (CCV): New.
3066 * config/visium/predicates.md (visium_v_comparison_operator): New.
3067 (visium_branch_operator): Deal with CCV mode.
3068 * config/visium/visium.c (visium_select_cc_mode): Likewise.
3069 (output_cbranch): Likewise.
3070 * config/visium/visium.md (UNSPEC_{ADD,SUB,NEG}V): New constants.
3071 (uaddv<mode>4): New expander.
3072 (addv<mode>4): Likewise.
3073 (add<mode>3_insn_set_carry): New instruction.
3074 (add<mode>3_insn_set_overflow): Likewise.
3075 (addsi3_insn_set_overflow): Likewise.
3076 (usubv<mode>4): New expander.
3077 (subv<mode>4): Likewise.
3078 (sub<mode>3_insn_set_carry): New instruction.
3079 (sub<mode>3_insn_set_overflow): Likewise.
3080 (subsi3_insn_set_overflow): Likewise.
3081 (unegv<mode>3): New expander.
3082 (negv<mode>3): Likewise.
3083 (neg<mode>2_insn_set_overflow): New instruction.
3084 (addv_tst<mode>): Likewise.
3085 (subv_tst<mode>): Likewise.
3086 (negv_tst<mode>): Likewise.
3087 (cbranch<mode>4_addv_insn): New splitter and instruction.
3088 (cbranch<mode>4_subv_insn): Likewise.
3089 (cbranch<mode>4_negv_insn): Likewise.
3091 2016-10-20 Richard Biener <rguenther@suse.de>
3093 * tree-ssa-alias.c (ptrs_compare_unequal): Remove code duplication.
3094 Handle decls possibly not bound.
3095 * tree-ssa-structalias.c (get_constraint_for_ssa_var): Add
3096 nothing_id for decls that might not be bound if we are interested
3098 (get_constraint_for_component_ref): Deal with that.
3100 2016-10-20 Michael Matz <matz@suse.de>
3103 * common.opt (-fsplit-loops): New flag.
3104 * passes.def (pass_loop_split): Add.
3105 * opts.c (default_options_table): Add OPT_fsplit_loops entry at -O3.
3106 (enable_fdo_optimizations): Add loop splitting.
3107 * timevar.def (TV_LOOP_SPLIT): Add.
3108 * tree-pass.h (make_pass_loop_split): Declare.
3109 * tree-ssa-loop-manip.h (rewrite_into_loop_closed_ssa_1): Declare.
3110 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h,
3111 * tree-ssa-loop-split.c: New file.
3112 * Makefile.in (OBJS): Add tree-ssa-loop-split.o.
3113 * doc/invoke.texi (fsplit-loops): Document.
3114 * doc/passes.texi (Loop optimization): Add paragraph about loop
3117 2016-10-20 Richard Biener <rguenther@suse.de>
3119 * cgraphunit.c (analyze_functions): Set node->definition to
3120 false to signal symbol removal to debug_hooks->late_global_decl.
3121 * ipa.c (symbol_table::remove_unreachable_nodes): When not in
3122 WPA signal symbol removal to the debuginfo machinery.
3123 * dwarf2out.c (dwarf2out_late_global_decl): Instead of
3124 using early_finised to guard the we're called for symbol
3125 removal case look at the symtabs definition flag.
3126 (gen_variable_die): Remove redundant check.
3128 2016-10-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3130 * config/s390/s390.md ("prefetch"): Add fallthrough comment.
3132 2016-10-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3134 PR tree-optimization/53979
3135 * match.pd ((a ^ b) | a -> a | b): New pattern.
3137 2016-10-19 John David Anglin <danglin@gcc.gnu.org>
3139 * config/pa/pa64-hpux.h (PA_INIT_FRAME_DUMMY_ASM_OP): Move to
3140 config/pa/pa64-hpux-lib.h.
3141 (PA_CRTBEGIN_HACK): Likewise.
3142 (DTOR_LIST_BEGIN): Likewise.
3144 2016-10-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
3146 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
3147 register only if "in" and "out" are different registers.
3149 2016-10-19 Eric Botcazou <ebotcazou@adacore.com>
3151 * omp-low.c (pass_oacc_device_lower::gate): New method.
3152 (execute): Always call execute_oacc_device_lower.
3154 2016-10-19 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3156 PR tree-optimization/77916
3157 PR tree-optimization/77937
3158 * gimple-ssa-strength-reduction.c (analyze_increments): Remove
3160 (insert_initializers): Requirement of initializer for -1 should be
3161 based on pointer-typedness of the candidate basis.
3163 2016-10-19 Bin Cheng <bin.cheng@arm.com>
3165 PR tree-optimization/78005
3166 * tree-vect-loop-manip.c (vect_gen_prolog_loop_niters): Compute
3167 upper (included) bound for niters of prolog loop.
3168 (vect_gen_scalar_loop_niters): Change parameter VF to VFM1.
3169 Compute niters of scalar loop above which vectorized loop is
3170 preferred, as well as the upper (included) bound for the niters.
3171 (vect_do_peeling): Record niter bound for loops accordingly.
3173 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
3176 * tree-core.h (enum tree_index): Put the complex types after their
3178 * tree-streamer.c (verify_common_node_recorded): New function.
3179 (preload_common_nodes) <TREE_CODE (node) == COMPLEX_TYPE>: Use it.
3181 2016-10-19 Martin Liska <mliska@suse.cz>
3183 * cgraph.h (cgraph_edge::binds_to_current_def_p):
3184 Replace NULL with false as a return value.
3186 2016-10-19 Thomas Schwinge <thomas@codesourcery.com>
3188 PR tree-optimization/78024
3189 * omp-low.c (oacc_loop_discovery): Call clear_bb_flags before, and
3190 don't clear BB_VISITED after processing.
3192 2016-10-19 Richard Biener <rguenther@suse.de>
3194 * domwalk.c (dom_walker::walk): Use RPO order.
3196 2016-10-19 Richard Biener <rguenther@suse.de>
3198 * tree-vrp.c (evrp_dom_walker::evrp_dom_walker): Initialize
3200 (evrp_dom_walker::~evrp_dom_walker): Free it.
3201 (evrp_dom_walker::stmts_to_remove): Add.
3202 (evrp_dom_walker::before_dom_children): Mark PHIs and stmts
3203 whose output we fully propagate for removal. Propagate
3204 into BB destination PHI arguments.
3205 (execute_early_vrp): Remove queued stmts. Dump value ranges
3206 before stmt removal.
3208 2016-10-18 Aldy Hernandez <aldyh@redhat.com>
3210 * Makefile.in (OBJS): Add gimple-ssa-warn-alloca.o.
3211 * passes.def: Add two instances of pass_walloca.
3212 * tree-pass.h (make_pass_walloca): New.
3213 * gimple-ssa-warn-alloca.c: New file.
3214 * doc/invoke.texi: Document -Walloca, -Walloca-larger-than=, and
3215 -Wvla-larger-than= options.
3217 2016-10-18 Thomas Schwinge <thomas@codesourcery.com>
3219 * cfg.c (clear_bb_flags): Use FOR_ALL_BB_FN.
3220 * config/nvptx/nvptx.c (nvptx_find_sese): Likewise.
3222 2016-10-18 Kelvin Nilsen <kelvin@gcc.gnu.org>
3224 * config/rs6000/altivec.h (vec_xl_len): New macro.
3225 (vec_xst_len): New macro.
3226 (vec_cmpnez): New macro.
3227 (vec_cntlz_lsbb): New macro.
3228 (vec_cnttz_lsbb): New macro.
3229 (vec_xlx): New macro.
3230 (vec_xrx): New macro.
3231 (vec_all_nez): New C++ predicate template.
3232 (vec_any_eqz): New C++ predicate template.
3233 (vec_all_ne): Revised C++ predicate template under _ARCH_PWR9
3234 conditional compilation.
3235 (vec_any_eq): Revised C++ predicate template under _ARCH_PWR9
3236 conditional compilation.
3237 (vec_all_nez): New macro.
3238 (vec_any_eqz): New macro.
3239 (vec_all_ne): Revised macro under _ARCH_PWR9 conditional
3241 (vec_any_eq): Revised macro under _ARCH_PWR9 conditional
3243 * config/rs6000/vector.md (VI): Moved this mode iterator
3244 definition from altivec.md to vector.md.
3245 (UNSPEC_NEZ_P): New value.
3246 (vector_ne_<mode>_p): New expansion for implementation of
3247 vec_all_ne and vec_any_eq built-in functions.
3248 (vector_nez_<mode>_p): New expansion for implementation of
3249 vec_all_nez and vec_any_eqz built-in functions.
3250 (vector_ne_v2di_p): New expansion for implementation of vec_all_ne
3251 and vec_any_eq built-in function.
3252 (cr6_test_for_zero): New commentary to explain this expansion.
3253 (cr6_test_for_zero_reverse): New commentary to explain this expansion.
3254 (cr6_test_for_lt): New commentary to explain this expansion.
3255 (cr6_test_for_lt_reverse): New commentary to explain this
3257 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
3258 overloaded function prototypes for vec_all_ne, vec_all_nez,
3259 vec_any_eq, vec_any_eqz, vec_cmpnez, vec_cntlz_lsbb,
3260 vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx, and vec_xrx
3262 (altivec_resolve_overloaded_builtin): Modify the handling of
3263 ALTIVEC_BUILTIN_VEC_CMPNE to use the Power9 instructions when
3264 the compiler is configured to support TARGET_P9_VECTOR.
3265 * config/rs6000/rs6000-builtin.def (BU_ALTIVEC_P): Add commentary
3266 to explain the special processing that is given to predicate
3267 built-ins introduced using this macro.
3268 (BU_ALTIVEC_OVERLOAD_P): Add commentary to alert maintainers to
3269 the special processing given to predicate built-ins introduced
3271 (BU_VSX_P): Likewise.
3272 (BU_P8V_AV_P): Likewise.
3273 (BU_P9V_AV_P): Likewise.
3274 (BU_P9V_AV_X): New macro.
3275 (BU_P9V_64BIT_AV_X): New macro.
3276 (BU_P9V_VSX_3): New macro.
3277 (BU_P9V_OVERLOAD_P): New macro.
3278 (LXVL): New BU_P9V_64BIT_VSX_2.
3279 (VEXTUBLX): New BU_P9V_AV_2.
3280 (VEXTUBRX): Likewise.
3281 (VEXTUHLX): Likewise.
3282 (VEXTUHRX): Likewise.
3283 (VEXTUWLX): Likewise.
3284 (VEXTUWRX): Likewise.
3285 (STXVL): New BU_P9V_64BIT_AV_X.
3286 (VCLZLSBB): New BU_P9V_AV_1.
3287 (VCTZLSBB): Likewise.
3288 (CMPNEB): New BU_P9V_AV_2.
3293 (VCMPNEB_P): New BU_P9V_AV_P.
3294 (VCMPNEH_P): Likewise.
3295 (VCMPNEW_P): Likewise.
3296 (VCMPNED_P): Likewise.
3297 (VCMPNEFP_P): Likewise.
3298 (VCMPNEDP_P): Likewise.
3299 (CMPNEZB): New BU_P9V_AV_2.
3300 (CMPNEZH): Likewise.
3301 (CMPNEZW): Likewise.
3302 (VCMPNEZB_P): New BU_P9V_AV_P.
3303 (VCMPNEZH_P): Likewise.
3304 (VCMPNEZW_P): Likewise.
3305 (LXVL): New BU_P9V_OVERLOAD_2.
3306 (STXVL): New BU_P9V_OVERLOAD_3.
3307 (VEXTULX): New BU_P9V_OVERLOAD_2.
3308 (VEXTURX): Likewise.
3310 (VCMPNEZ_P): New BU_P9V_OVERLOAD_P.
3311 (VCMPNE_P): Likewise.
3312 (VCLZLSBB): New BU_P9V_OVERLOAD_1.
3313 (VCTZLSBB): Likewise.
3314 * config/rs6000/rs6000.c (altivec_expand_predicate_builtin): Add
3315 comment to explain mode used for scratch register.
3316 (altivec_expand_stxvl_builtin): New function.
3317 (altivec_expand_builtin): Add case for new constant P9V_BUILTIN_STXVL.
3318 (altivec_init_builtins): Add initialized variable
3319 void_ftype_v16qi_pvoid_long and use this type to define the
3320 built-in function __builtin_altivec_stxvl.
3321 * config/rs6000/vsx.md (UNSPEC_LXVL): New value.
3322 (UNSPEC_STXVL): New value.
3323 (UNSPEC_VCLZLSBB): New value.
3324 (UNSPEC_VCTZLSBB): New value.
3325 (UNSPEC_VEXTUBLX): New value.
3326 (UNSPEC_VEXTUHLX): New value.
3327 (UNSPEC_VEXTUWLX): New value.
3328 (UNSPEC_VEXTUBRX): New value.
3329 (UNSPEC_VEXTUHRX): New value.
3330 (UNSPEC_VEXTUWRX): New value.
3331 (UNSPEC_VCMPNEB): New value.
3332 (UNSPEC_VCMPNEZB): New value.
3333 (UNSPEC_VCMPNEH): New value.
3334 (UNSPEC_VCMPNEZH): New value.
3335 (UNSPEC_VCMPNEW): New value.
3336 (UNSPEC_VCMPNEZW): New value.
3337 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
3338 vector of integer modes.
3339 (*vsx_ne_<mode>_p): New insn for vector test all not equal with
3340 vector of float or double modes.
3341 (*vector_nez_<mode>_p): New insn for vector test all not equal or
3343 (lxvl): New expand for load VSX vector with length.
3344 (*lxvl): New insn for load VSX vector with length.
3345 (stxvl): New expand for store VSX vector with length.
3346 (*stxvl): New insn for store VSX vector with length.
3347 (vcmpneb): New insn for vector of byte compare not equal.
3348 (vcmpnezb): New insn for vector of byte compare not equal or zero.
3349 (vcmpneh): New insn for vector of half word compare not equal.
3350 (vcmpnezh): New insn for vector of half word compare not equal or
3352 (vcmpnew): New insn for vector of word compare not equal.
3353 (vcmpne<VSs>): New insn for vector of float or double compare not
3355 (vcmpnezw): New insn for vector of word compare not equal or zero.
3356 (vclzlsbb): New insn for vector count leading zero
3357 least-significant bits byte.
3358 (vctzlsbb): New insn for vector count trailing zero least
3359 signficant bits byte.
3360 (vextublx): New insn for vector extract unsigned byte left
3362 (vextubrx): New insn for vector extract unsigned byte right
3364 (vextuhlx): New insn for vector extract unsigned half word left
3366 (vextuhrx): New insn for vector extract unsigned half word right
3368 (vextuwlx): New insn for vector extract unsigned word left
3370 (vextuwrx): New insn for vector extract unsigned word right
3372 * config/rs6000/rs6000.h (RS6000_BTC_CONST): Enhance comment to
3373 clarify intent of this constant.
3374 * config/rs6000/altivec.md (VI): Move this mode iterator to vsx.md.
3375 * doc/extend.texi (PowerPC Altivec Built-in Functions): Add
3376 documentation for vec_all_nez, vec_any_eqz, vec_cmpnez,
3377 vec_cntlz_lsbb, vec_cnttz_lsbb, vec_xl_len, vec_xst_len, vec_xlx,
3378 and vec_xrx functions.
3380 2016-10-18 Andrew Pinski <apinski@cavium.com>
3383 * predict.c (is_exit_with_zero_arg): New function.
3384 (tree_bb_level_predictions): Don't consider paths leading to exit(0)
3387 2016-10-18 Uros Bizjak <ubizjak@gmail.com>
3390 * config/i386/i386.c (legitimize_tls_address)
3391 <case TLS_MODEL_INITIAL_EXEC>: For TARGET_64BIT || TARGET_ANY_GNU_TLS
3392 convert dest to Pmode if different than Pmode.
3394 2016-10-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3396 PR tree-optimization/77916
3397 * gimple-ssa-strength-reduction.c (analyze_increments): Reinstate
3398 stopgap fix, as pointers with -1 increment are still broken.
3400 2016-10-18 David Edelsohn <dje.gcc@gmail.com>
3402 * config/rs6000/rs6000.c (rs6000_output_symbol_ref): Move storage
3403 mapping class decoration from here...
3404 (rs6000_xcoff_encode_section): ...to here.
3406 (rs6000_savres_strategy) [AIX,ELFv2]: Inline FPR save and restore
3407 if shrink-wrapping and optimizing for speed.
3409 2016-10-18 Richard Biener <rguenther@suse.de>
3411 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
3412 not visited but non-executable predecessors. Return taken edge.
3413 Simplify conditions and refactor propagation vs. folding step.
3415 2016-10-18 Segher Boessenkool <segher@kernel.crashing.org>
3417 * config/rs6000/rs6000.c (rs6000_savres_strategy): Do not select
3418 {SAVE,REST}_MULTIPLE if shrink-wrapping separate components.
3419 (rs6000_get_separate_components): Assert we do not have those
3420 strategies selected.
3422 2016-10-18 Richard Biener <rguenther@suse.de>
3424 * tree-ssa-propagate.h (substitute_and_fold): Adjust prototype.
3425 * tree-ssa-propagate.c (ssa_prop_fini): Remove final BB_VISITED
3427 (substitute_and_fold_dom_walker): Adjust constructor.
3428 (substitute_and_fold_dom_walker::before_dom_children): Remove
3429 do_dce flag and handling (always true).
3430 (substitute_and_fold): Likewise.
3431 * tree-vrp.c (vrp_finalize): Adjust.
3432 (execute_early_vrp): Remove final BB_VISITED clearing.
3433 * tree-ssa-ccp.c (ccp_finalize): Adjust.
3434 * tree-ssa-copy.c (fini_copy_prop): Likewise.
3435 * ira.c (ira): Call clear_bb_flags.
3437 2016-10-18 Richard Biener <rguenther@suse.de>
3439 * genmatch.c (dt_operand::gen_gimple_expr): Use get_name to
3440 get at the operand to look at with TREE_OPERAND for generic
3443 2016-10-18 David Malcolm <dmalcolm@redhat.com>
3445 * genattrtab.c (attr_string): Use rtx_reader_ptr for call to
3447 (gen_attr): Use rtx_reader_ptr for lookup_enum_type call.
3448 (write_test_expr): Use rtx_reader_ptr for calls to
3450 (write_attr_value): Likewise.
3451 * genconditions.c (write_one_condition): Use rtx_reader_ptr for
3452 call to print_md_ptr_loc.
3453 (write_one_condition): Likewise for calls to print_c_condition.
3454 * genconstants.c: Include "statistics.h" and "vec.h".
3455 (main): Update for conversion to member functions.
3456 * genemit.c (emit_c_code): Use rtx_reader_ptr for
3457 call to print_md_ptr_loc.
3458 * genenums.c: Include "statistics.h" and "vec.h".
3459 (main): Update for conversion of traverse_enum_types to a method.
3460 * genmddeps.c: Include "statistics.h" and "vec.h".
3461 * genoutput.c (process_template): Use rtx_reader_ptr for call to
3463 * genpreds.c (write_predicate_subfunction): Likewise.
3464 (write_predicate_expr): Likewise for calls to print_c_condition.
3465 * genrecog.c (print_test): Likewise.
3466 * gensupport.c (process_rtx): Likewise for calls to
3467 copy_md_ptr_loc and join_c_conditions.
3468 (alter_test_for_insn): Likewise for call to join_c_conditions.
3469 (process_substs_on_one_elem): Likewise.
3470 (gen_mnemonic_setattr): Update for move of string_obstack to a
3471 field of rtx_reader.
3472 (mnemonic_htab_callback): Likewise. Fix formatting.
3473 (gen_mnemonic_attr): Likewise.
3474 * gentarget-def.c (def_target_insn): Use rtx_reader_ptr for calls
3475 to print_c_condition.
3476 * read-md.c: Include "statistics.h" and "vec.h".
3477 (string_obstack): Convert this global to field "m_string_obstack"
3478 of class rtx_reader.
3479 (ptr_locs): Likewise, as "m_ptr_locs".
3480 (ptr_loc_obstack): Likewise, as "m_ptr_loc_obstack".
3481 (joined_conditions): Likewise, as "m_joined_conditions".
3482 (joined_conditions_obstack): Likewise, as "m_joined_conditions_obstack".
3483 (md_constants): Likewise, as "m_md_constants".
3484 (enum_types): Likewise, as "m_enum_types".
3485 (set_md_ptr_loc): Convert to...
3486 (rtx_reader::set_md_ptr_loc): ...member function.
3487 (get_md_ptr_loc): Convert to...
3488 (rtx_reader::get_md_ptr_loc): ...member function.
3489 (copy_md_ptr_loc): Convert to...
3490 (rtx_reader::copy_md_ptr_loc): ...member function.
3491 (fprint_md_ptr_loc): Convert to...
3492 (rtx_reader::fprint_md_ptr_loc): ...member function.
3493 (print_md_ptr_loc): Convert to...
3494 (rtx_reader::print_md_ptr_loc): ...member function.
3495 (join_c_conditions): Convert to...
3496 (rtx_reader::join_c_conditions): ...member function.
3497 (fprint_c_condition): Convert to...
3498 (rtx_reader::fprint_c_condition): ...member function.
3499 (print_c_condition): Convert to...
3500 (rtx_reader::print_c_condition): ...member function.
3501 (read_name): Convert to...
3502 (rtx_reader::read_name): ...member function.
3503 (read_escape): Convert to...
3504 (rtx_reader::read_escape): ...member function.
3505 (read_quoted_string): Convert to...
3506 (rtx_reader::read_quoted_string): ...member function.
3507 (read_braced_string): Convert to...
3508 (rtx_reader::read_braced_string): ...member function.
3509 (read_string): Convert to...
3510 (rtx_reader::read_string): ...member function.
3511 (read_skip_construct): Convert to...
3512 (rtx_reader::read_skip_construct): ...member function.
3513 (handle_constants): Convert to...
3514 (rtx_reader::handle_constants): ...member function.
3515 (traverse_md_constants): Convert to...
3516 (rtx_reader::traverse_md_constants): ...member function.
3517 (handle_enum): Convert to...
3518 (rtx_reader::handle_enum): ...member function.
3519 (lookup_enum_type): Convert to...
3520 (rtx_reader::lookup_enum_type): ...member function.
3521 (traverse_enum_types): Convert to...
3522 (rtx_reader::traverse_enum_types): ...member function.
3523 (rtx_reader::rtx_reader): Move initializations
3524 of various former global data from rtx_reader::read_md_files to
3525 here, as fields, along with the call to unlock_std_streams.
3526 (rtx_reader::~rtx_reader): Clean up m_base_dir, and clean up
3528 (rtx_reader::read_md_files): Move initializations of various
3529 global data from here to the ctor.
3530 * read-md.h (read_name): Convert to...
3531 (rtx_reader::read_name): ...member function.
3532 (rtx_reader::read_escape): New method decl.
3533 (read_quoted_string): Convert to...
3534 (rtx_reader::read_quoted_string): ...member function.
3535 (rtx_reader::read_braced_string): New method decl.
3536 (read_string): Convert to...
3537 (rtx_reader::read_string): ...member function.
3538 (rtx_reader::read_skip_construct): New method decl.
3539 (rtx_reader::set_md_ptr_loc): New method decl.
3540 (rtx_reader::get_md_ptr_loc): New method decl.
3541 (copy_md_ptr_loc): Convert to...
3542 (rtx_reader::copy_md_ptr_loc): ...member function.
3543 (fprint_md_ptr_loc): Convert to...
3544 (rtx_reader::fprint_md_ptr_loc): ...member function.
3545 (print_md_ptr_loc): Convert to...
3546 (rtx_reader::print_md_ptr_loc): ...member function.
3547 (rtx_reader::lookup_enum_type): New method decl.
3548 (rtx_reader::traverse_enum_types): New method decl.
3549 (rtx_reader::handle_constants): New method decl.
3550 (traverse_md_constants): Convert to...
3551 (rtx_reader::traverse_md_constants): ...member function.
3552 (rtx_reader::handle_enum): New method decl.
3553 (rtx_reader::join_c_conditions): New method decl.
3554 (fprint_c_condition): Convert to...
3555 (rtx_reader::fprint_c_condition): ...member function.
3556 (print_c_condition): Convert to...
3557 (rtx_reader::print_c_condition): ...member function.
3558 (rtx_reader::apply_iterator_to_string): New method decl.
3559 (rtx_reader::copy_rtx_for_iterators): New method decl.
3560 (rtx_reader::read_conditions): New method decl.
3561 (rtx_reader::record_potential_iterator_use): New method decl.
3562 (rtx_reader::read_mapping): New method decl.
3563 (rtx_reader::read_rtx): New method decl.
3564 (rtx_reader::read_rtx_code): New method decl.
3565 (rtx_reader::read_rtx_operand): New method decl.
3566 (rtx_reader::read_nested_rtx): New method decl.
3567 (rtx_reader::read_rtx_variadic): New method decl.
3568 (rtx_reader::get_string_obstack): New method.
3569 (rtx_reader::get_md_constants): New method.
3570 (string_obstack): Convert global variable decl to...
3571 (rtx_reader::m_string_obstack): ...this new field.
3572 (rtx_reader::m_ptr_locs): New field.
3573 (rtx_reader::m_ptr_loc_obstack): New field.
3574 (rtx_reader::m_joined_conditions): New field.
3575 (rtx_reader::m_joined_conditions_obstack): New field.
3576 (rtx_reader::m_md_constants): New field.
3577 (rtx_reader::m_enum_types): New field.
3578 * read-rtl.c (apply_iterator_to_string): Convert to...
3579 (rtx_reader::apply_iterator_to_string): ...member function.
3580 (copy_rtx_for_iterators): Convert to...
3581 (rtx_reader::copy_rtx_for_iterators): ...member function.
3582 (add_condition_to_string): Use rtx_reader_ptr for
3583 calls join_c_conditions.
3584 (apply_iterators): Use rtx_reader_ptr for calls to
3585 join_c_conditions and copy_rtx_for_iterators.
3586 (read_conditions): Convert to...
3587 (rtx_reader::read_conditions): ...member function.
3588 (record_potential_iterator_use): Convert to...
3589 (rtx_reader::record_potential_iterator_use): ...member function.
3590 (read_mapping): Convert to...
3591 (rtx_reader::read_mapping): ...member function.
3592 (read_subst_mapping): Use rtx_reader_ptr for read_string call.
3593 (read_rtx): Convert to...
3594 (rtx_reader::read_rtx): ...member function.
3595 (read_rtx_code): Convert to...
3596 (rtx_reader::read_rtx_code): ...member function.
3597 (read_rtx_operand): Convert to...
3598 (rtx_reader::read_rtx_operand): ...member function. Update for move
3599 of string_obstack to a field.
3600 (read_nested_rtx): Convert to..
3601 (rtx_reader::read_nested_rtx): ...member function.
3602 (read_rtx_variadic): Convert to..
3603 (rtx_reader::read_rtx_variadic): ...member function.
3605 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
3607 * tree-vrp.c (get_value_range): Check get_ptr_nonnull.
3609 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
3611 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Set value range
3612 for pointer type too.
3613 (ipcp_update_vr): set_ptr_nonnull for pointer.
3615 2016-10-18 Kugan Vivekanandarajah <kuganv@linaro.org>
3617 * tree-ssa-alias.h (pt_solution_singleton_or_null_p): Renamed from
3618 pt_solution_singleton_p.
3619 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Use renamed
3620 pt_solution_singleton_or_null_p from pt_solution_singleton_p.
3621 * tree-ssa-structalias.c (find_what_p_points_to): Preserve
3622 pointer nonnull computed by VRP.
3623 Also Conservatively set pt.null to 1.
3624 (pt_solution_reset): Conservatively set pt.null to 1.
3625 (pt_solution_singleton_or_null_p): Renamed from
3626 pt_solution_singleton_p.
3627 * tree-ssanames.h (set_ptr_nonnull): Declare.
3628 (get_ptr_nonnull): Likewise.
3629 * tree-ssanames.c (set_ptr_nonnull): New.
3630 (get_ptr_nonnull): Likewise.
3631 * tree-vrp.c (vrp_finalize): Set ptr that are nonnull.
3632 (evrp_dom_walker::before_dom_children): Likewise.
3634 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
3636 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
3637 * config/i386/i386.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
3638 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
3639 * config/ia64/ia64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
3640 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to.
3641 * config/rs6000/rs6000.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ...here.
3642 (rs6000_option_override_internal): Clear it if ABI_AIX.
3643 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Move to...
3644 * config/sparc/sparc.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): ... here.
3646 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3648 * gimple-ssa-strength-reduction.c (record_increment): Remove
3651 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
3653 * expmed.c (expand_shift_1): Add MAY_FAIL parameter and do not assert
3654 that the result is non-zero if it is true.
3655 (maybe_expand_shift): New wrapper around expand_shift_1.
3656 (emit_store_flag): Call maybe_expand_shift in lieu of expand_shift.
3658 2016-10-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3660 PR tree-optimization/77916
3661 * gimple-ssa-strength-reduction.c (create_add_on_incoming_edge):
3662 Don't allow a MINUS_EXPR for pointer arithmetic for either known
3664 (record_increment): Increments of -1 for unknown strides just use
3665 a multiply initializer like other negative values.
3666 (analyze_increments): Remove stopgap solution for -1 increment
3667 applied to pointer arithmetic.
3669 2016-10-17 Yuri Rumyantsev <ysrumyan@gmail.com>
3671 * dominance.c (dom_info::dom_info): Add new constructor for region
3672 which is vector of basic blocks.
3673 (dom_init): New method to initialize members common for both
3675 (dom_info::dom_info): Invoke dom_init for partial initialization.
3676 (dom_info::get_idom): Add check to corner cases on basic blocks which
3678 (dom_info::calc_dfs_tree): Check M_FAKE_EXIT_EDGE instead of M_REVERSE
3679 to detect unreachable bbs.
3680 (dom_info::calc_idoms): Likewise.
3681 (compute_dom_fast_query_in_region): New function.
3682 (calculate_dominance_info_for_region): Likewise.
3683 (free_dominance_info_for_region): Likewise.
3684 * dominance.h: Add prototypes for introduced region-based functions
3685 tree-if-conv.c: (build_region): New function.
3686 (if_convertible_loop_p_1): Invoke local version of post-dominators
3687 calculation before basic block predication with subsequent freeing
3688 post-dominator info.
3689 (tree_if_conversion): Remove free of post-dominator info
3690 (pass_if_conversion::execute): Delete detection of infinite loops
3691 and fake edges to exit block since post-dominator calculation is
3692 performed per if-converted loop only.
3694 2016-10-17 Bernd Edlinger <bernd.edlinger@hotmail.de>
3697 * config/arm/arm.c (arm_emit_coreregs_64bit_shift): Clear the result
3698 register explicitly.
3699 * config/arm/arm.md (ashldi3, ashrdi3, lshrdi3): Don't FAIL if
3700 optimizing for size.
3702 2016-10-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3704 * config/aarch64/aarch64.c: Delete inclusion of
3705 cortex-a57-fma-steering.h.
3706 (aarch64_override_options): Delete call
3707 to aarch64_register_fma_steering.
3708 * config/aarch64/aarch64-protos.h (make_pass_fma_steering): Declare.
3709 * config/aarch64/cortex-a57-fma-steering.h: Delete.
3710 * config/aarch64/aarch64-passes.def: New file.
3711 * config/aarch64/cortex-a57-fma-steering.c
3712 (aarch64_register_fma_steering): Delete definition.
3713 (make_pass_fma_steering): Remove static qualifier.
3714 * config/aarch64/t-aarch64 (PASSES_EXTRA): New directive.
3715 (cortex-a57-fma-steering.o): Remove dependency on
3716 cortex-a57-fma-steering.h.
3718 2016-10-17 Eric Botcazou <ebotcazou@adacore.com>
3720 * explow.c (validize_mem): Do not modify the argument in-place.
3722 2016-10-17 Thomas Schwinge <thomas@codesourcery.com>
3724 * tree-streamer.c (record_common_node): Explicitly list expected
3727 2016-10-17 Richard Biener <rguenther@suse.de>
3729 PR tree-optimization/77988
3730 * tree-vrp.c (remove_range_assertions): Use replace_uses_by.
3732 2016-10-17 Marek Polacek <polacek@redhat.com>
3734 * Makefile.in (C_COMMON_OBJS): Add c-family/c-attribs.o.
3736 2016-10-17 Richard Biener <rguenther@suse.de>
3738 * bb-reorder.c (reorder_basic_blocks_simple): Clear BB_VISITED
3741 2016-10-17 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3743 PR tree-optimization/71636
3744 * match.pd (x & ((1 << b) - 1) -> x & ~(~0 << b)): New pattern.
3746 2016-10-17 Richard Biener <rguenther@suse.de>
3748 * gimplify.c (gimplify_function_tree): Do not move the outer
3751 2016-10-17 Jakub Jelinek <jakub@redhat.com>
3753 * langhooks.h (struct lang_hooks_for_decls): Remove
3754 function_decl_explicit_p, function_decl_deleted_p and
3755 function_decl_defaulted hooks. Add decl_dwarf_attribute hook.
3756 * langhooks-def.h (lhd_decl_dwarf_attribute): Declare.
3757 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
3758 LANG_HOOKS_FUNCTION_DECL_DELETED_P,
3759 LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Remove.
3760 (LANG_HOOKS_DECL_DWARF_ATTRIBUTE): Define.
3761 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P,
3762 LANG_HOOKS_FUNCTION_DECL_DELETED_P and
3763 LANG_HOOKS_FUNCTION_DECL_DEFAULTED. Add
3764 LANG_HOOKS_DECL_DWARF_ATTRIBUTE.
3765 * langhooks.c (lhd_decl_dwarf_attribute): New function.
3766 * dwarf2out.c (gen_subprogram_die): Use
3767 lang_hooks.decls.decl_dwarf_attribute instead of
3768 lang_hooks.decls.function_decl_*.
3770 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
3774 * common.opt (-ftrampolines): New option.
3775 * doc/invoke.texi (Code Gen Options): Document it.
3776 * doc/tm.texi.in (Trampolines): Add TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
3777 * doc/tm.texi: Regenerate.
3778 * builtins.def: Add init_descriptor and adjust_descriptor.
3779 * builtins.c (expand_builtin_init_trampoline): Do not issue a warning
3780 on platforms with descriptors.
3781 (expand_builtin_init_descriptor): New function.
3782 (expand_builtin_adjust_descriptor): Likewise.
3783 (expand_builtin) <BUILT_IN_INIT_DESCRIPTOR>: New case.
3784 <BUILT_IN_ADJUST_DESCRIPTOR>: Likewise.
3785 * calls.c (prepare_call_address): Remove SIBCALLP parameter and add
3786 FLAGS parameter. Deal with indirect calls by descriptor and adjust.
3787 Set STATIC_CHAIN_REG_P on the static chain register, if any.
3788 (call_expr_flags): Set ECF_BY_DESCRIPTOR for calls by descriptor.
3789 (expand_call): Likewise. Move around call to prepare_call_address
3790 and pass all flags to it.
3791 * cfgexpand.c (expand_call_stmt): Reinstate CALL_EXPR_BY_DESCRIPTOR.
3792 * gimple.h (enum gf_mask): New GF_CALL_BY_DESCRIPTOR value.
3793 (gimple_call_set_by_descriptor): New setter.
3794 (gimple_call_by_descriptor_p): New getter.
3795 * gimple.c (gimple_build_call_from_tree): SetCALL_EXPR_BY_DESCRIPTOR.
3796 (gimple_call_flags): Deal with GF_CALL_BY_DESCRIPTOR.
3797 * langhooks.h (struct lang_hooks): Add custom_function_descriptors.
3798 * langhooks-def.h (LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS): Define.
3799 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_CUSTOM_FUNCTION_DESCRIPTORS.
3800 * rtl.h (STATIC_CHAIN_REG_P): New macro.
3801 * rtlanal.c (find_first_parameter_load): Skip static chain registers.
3802 * target.def (custom_function_descriptors): New POD hook.
3803 * tree.h (FUNC_ADDR_BY_DESCRIPTOR): New flag on ADDR_EXPR.
3804 (CALL_EXPR_BY_DESCRIPTOR): New flag on CALL_EXPR.
3805 * tree-core.h (ECF_BY_DESCRIPTOR): New mask.
3806 Document FUNC_ADDR_BY_DESCRIPTOR and CALL_EXPR_BY_DESCRIPTOR.
3807 * tree.c (make_node_stat) <tcc_declaration>: Use FUNCTION_ALIGNMENT.
3808 (build_common_builtin_nodes): Initialize init_descriptor and
3810 * tree-nested.c: Include target.h.
3811 (struct nesting_info): Add 'any_descr_created' field.
3812 (get_descriptor_type): New function.
3813 (lookup_element_for_decl): New function extracted from...
3814 (create_field_for_decl): Likewise.
3815 (lookup_tramp_for_decl): ...here. Adjust.
3816 (lookup_descr_for_decl): New function.
3817 (convert_tramp_reference_op): Deal with descriptors.
3818 (build_init_call_stmt): New function extracted from...
3819 (finalize_nesting_tree_1): ...here. Adjust and deal with descriptors.
3820 * defaults.h (FUNCTION_ALIGNMENT): Define.
3821 (TRAMPOLINE_ALIGNMENT): Set to above instead of FUNCTION_BOUNDARY.
3822 * config/i386/i386.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
3823 * config/ia64/ia64.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
3824 * config/rs6000/rs6000.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS):Likewise.
3825 * config/sparc/sparc.h (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Likewise.
3827 2016-10-16 Eric Botcazou <ebotcazou@adacore.com>
3829 * config/sparc/sparc.c (sparc_expand_vector_init): Only accept literal
3830 constants in CONST_VECTORs.
3832 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
3834 * config/sparc/sparc.c (sparc_expand_vec_perm_bmask): Use a scratch
3835 register as destination of bmask.
3836 (vector_init_bshuffle): Likewise.
3837 * config/sparc/sparc.md (vec_perm_constv8qi): Likewise.
3838 (bmaskdi_vis): Enable only in 64-bit mode.
3840 2016-10-15 Segher Boessenkool <segher@kernel.crashing.org>
3842 * config/rs6000/rs6000.c (rs6000_get_separate_components): Do not
3843 make LR a separately shrink-wrapped component unless savres_strategy
3844 contains all of {SAVE,REST}_INLINE_{GPRS,FPRS,VRS}. Do not wrap
3845 GPRs unless both {SAVE,REST}_INLINE_GPRS. Do not disallow all
3846 wrapping when not both {SAVE,REST}_INLINE_GPRS.
3848 2016-10-15 Eric Botcazou <ebotcazou@adacore.com>
3850 * optabs.c (expand_parity): Fix mode mismatch, add final conversion
3851 and keep looping on failure.
3853 2016-10-14 David Malcolm <dmalcolm@redhat.com>
3855 * print-rtl-function.c (print_edge): Omit "(flags)" when none are
3857 (print_rtx_function): Update example in comment for...
3858 * print-rtl.c (print_rtx_operand_code_r): In compact mode, print
3859 non-virtual pseudos with a '%' sigil followed by the regno, offset
3860 by (LAST_VIRTUAL_REGISTER + 1), so that the first non-virtual
3861 pseudo is dumped as "%0".
3863 2016-10-14 Jakub Jelinek <jakub@redhat.com>
3866 * expr.c (expand_expr_real_1) <case CONST_DECL>: For EXPAND_WRITE
3869 2016-10-14 Eric Botcazou <ebotcazou@adacore.com>
3871 * config/sparc/sparc-passes.def: New file.
3872 * config/sparc/t-sparc (PASSES_EXTRA): Add sparc-passes.def.
3873 * config/sparc/sparc-protos.h (make_pass_work_around_errata): New.
3874 * config/sparc/sparc.c (sparc_option_override): Don't register passes.
3876 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
3878 * loop-unroll.c (unroll_loop_runtime_iterations): Condition initial
3879 loop peel to loops with exit test at the beginning.
3881 2016-10-14 Pat Haugen <pthaugen@us.ibm.com>
3883 PR rtl-optimization/68212
3884 * cfgloopmanip.c (duplicate_loop_to_header_edge): Use preheader edge
3885 frequency when computing scale factor for peeled copies.
3886 * loop-unroll.c (unroll_loop_runtime_iterations): Fix freq/count
3887 values for switch/peel blocks/edges.
3889 2016-10-14 Pedro Alves <palves@redhat.com>
3891 * coretypes.h (OVERRIDE, FINAL): Delete, moved to include/ansidecl.h.
3893 2016-10-14 Catherine Moore <clm@codesourcery.com>
3895 * config/mips/mips.c (mips_prepare_pch_save): Initialize
3896 micromips_globals to zero.
3898 2016-10-14 Richard Biener <rguenther@suse.de>
3900 PR tree-optimization/77979
3901 * tree-vrp.c (compare_name_with_value): Handle released SSA names
3902 in the equivalency sets.
3903 (compare_names): Likewise.
3905 2016-10-14 Martin Liska <mliska@suse.cz>
3907 * builtins.h(target_char_cst_p): Declare the function.
3908 * builtins.c (fold_builtin_memchr): Remove.
3909 (target_char_cst_p): Move the function from gimple-fold.c.
3910 (fold_builtin_3): Do not call the function.
3911 * gimple-fold.c (gimple_fold_builtin_memchr): New function.
3912 (gimple_fold_builtin): Call the function.
3913 * fold-const-call.c (fold_const_call_1): Handle CFN_BUILT_IN_MEMCHR.
3915 2016-10-14 Martin Liska <mliska@suse.cz>
3917 * builtins.c (fold_builtin_strcmp): Remove function.
3918 (fold_builtin_strncmp): Likewise.
3919 (fold_builtin_2): Remove call of the function.
3920 (fold_builtin_3): Likewise.
3921 * fold-const-call.c (fold_const_call): Add constant folding
3922 for CFN_BUILT_IN_STRCASECMP and CFN_BUILT_IN_STRNCASECMP.
3923 * fold-const-call.h (build_cmp_result): Declare the function.
3924 * gimple-fold.c (gimple_load_first_char): New function.
3925 (gimple_fold_builtin_string_compare): Likewise.
3926 (gimple_fold_builtin): Call the function.
3928 2016-10-14 Nathan Sidwell <nathan@acm.org>
3930 * gcov-io.c (gcov_open): Deconstify 'mode'.
3932 2016-10-14 Martin Liska <mliska@suse.cz>
3934 * fold-const.c (c_getstr): Support of properly \0-terminated
3935 string constants. New argument is added.
3936 * fold-const.h: New argument is added.
3938 2016-10-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3940 * config/aarch64/aarch64.c (aarch64_print_hint_for_core_or_arch):
3942 (aarch64_print_hint_for_core): Likewise.
3943 (aarch64_print_hint_for_arch): Likewise.
3944 (aarch64_validate_march): Use it. Fix indentation in type signature.
3945 (aarch64_validate_mcpu): Use aarch64_print_hint_for_core_or_arch.
3946 (aarch64_validate_mtune): Likewise.
3947 (aarch64_handle_attr_arch): Likewise.
3948 (aarch64_handle_attr_cpu): Likewise.
3949 (aarch64_handle_attr_tune): Likewise.
3951 2016-10-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3953 * optabs.def: Remove optab function gen_int_libfunc for sdivmod_optab
3956 2016-10-13 Andreas Schwab <schwab@linux-m68k.org>
3958 * config/m68k/m68k.c (m68k_option_override): Check
3959 opt_fstack_limit_symbol_arg and opt_fstack_limit_register_no
3960 instead of stack_limit_rtx.
3962 2016-10-13 Jakub Jelinek <jakub@redhat.com>
3964 * dwarf2out.c (gen_member_die): Handle inline static data member
3967 2016-10-13 Nathan Sidwell <nathan@acm.org>
3969 * gcov-io.c (gcov_open): Fix documentation. Simplify setting
3970 gcov_var.mode. Remove unnecessary fstat.
3972 2016-10-13 Segher Boessenkool <segher@kernel.crashing.org>
3975 * function.c (thread_prologue_and_epilogue_insns): Call all
3976 make_*logue_seq in the same order as traditional. Call them
3977 all a second time if shrink_wrapped_separate.
3979 2016-10-13 Marek Polacek <polacek@redhat.com>
3981 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
3982 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Don't
3985 2016-10-13 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3987 PR tree-optimization/77937
3988 * gimple-ssa-strength-reduction.c (analyze_increments): Set cost
3989 to infinite when we have a pointer with an increment of -1.
3991 2016-10-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
3993 * coretypes.h: Move MEMMODEL_* macros and enum memmodel definition
3995 * memmodel.h: This file.
3996 * alias.c, asan.c, auto-inc-dec.c, bb-reorder.c, bt-load.c,
3997 caller-save.c, calls.c, ccmp.c, cfgbuild.c, cfgcleanup.c,
3998 cfgexpand.c, cfgloopanal.c, cfgrtl.c, cilk-common.c, combine.c,
3999 combine-stack-adj.c, common/config/aarch64/aarch64-common.c,
4000 common/config/arm/arm-common.c, common/config/bfin/bfin-common.c,
4001 common/config/c6x/c6x-common.c, common/config/i386/i386-common.c,
4002 common/config/ia64/ia64-common.c, common/config/nvptx/nvptx-common.c,
4003 compare-elim.c, config/aarch64/aarch64-builtins.c,
4004 config/aarch64/aarch64-c.c, config/aarch64/cortex-a57-fma-steering.c,
4005 config/arc/arc.c, config/arc/arc-c.c, config/arm/arm-builtins.c,
4006 config/arm/arm-c.c, config/avr/avr.c, config/avr/avr-c.c,
4007 config/avr/avr-log.c, config/bfin/bfin.c, config/c6x/c6x.c,
4008 config/cr16/cr16.c, config/cris/cris.c, config/darwin-c.c,
4009 config/darwin.c, config/epiphany/epiphany.c,
4010 config/epiphany/mode-switch-use.c,
4011 config/epiphany/resolve-sw-modes.c, config/fr30/fr30.c,
4012 config/frv/frv.c, config/ft32/ft32.c, config/h8300/h8300.c,
4013 config/i386/i386-c.c, config/i386/winnt.c, config/iq2000/iq2000.c,
4014 config/lm32/lm32.c, config/m32c/m32c.c, config/m32r/m32r.c,
4015 config/m68k/m68k.c, config/mcore/mcore.c,
4016 config/microblaze/microblaze.c, config/mmix/mmix.c,
4017 config/mn10300/mn10300.c, config/moxie/moxie.c,
4018 config/msp430/msp430.c, config/nds32/nds32-cost.c,
4019 config/nds32/nds32-intrinsic.c, config/nds32/nds32-md-auxiliary.c,
4020 config/nds32/nds32-memory-manipulation.c,
4021 config/nds32/nds32-predicates.c, config/nds32/nds32.c,
4022 config/nios2/nios2.c, config/nvptx/nvptx.c, config/pa/pa.c,
4023 config/pdp11/pdp11.c, config/rl78/rl78.c, config/rs6000/rs6000-c.c,
4024 config/rx/rx.c, config/s390/s390-c.c, config/s390/s390.c,
4025 config/sh/sh.c, config/sh/sh-c.c, config/sh/sh-mem.cc,
4026 config/sh/sh_treg_combine.cc, config/sol2.c, config/spu/spu.c,
4027 config/stormy16/stormy16.c, config/tilegx/tilegx.c,
4028 config/tilepro/tilepro.c, config/v850/v850.c, config/vax/vax.c,
4029 config/visium/visium.c, config/vms/vms-c.c, config/xtensa/xtensa.c,
4030 coverage.c, cppbuiltin.c, cprop.c, cse.c, cselib.c, dbxout.c, dce.c,
4031 df-core.c, df-problems.c, df-scan.c, dojump.c, dse.c, dwarf2asm.c,
4032 dwarf2cfi.c, dwarf2out.c, emit-rtl.c, except.c, explow.c, expmed.c,
4033 expr.c, final.c, fold-const.c, function.c, fwprop.c, gcse.c,
4034 ggc-page.c, haifa-sched.c, hsa-brig.c, hsa-gen.c, hw-doloop.c,
4035 ifcvt.c, init-regs.c, internal-fn.c, ira-build.c, ira-color.c,
4036 ira-conflicts.c, ira-costs.c, ira-emit.c, ira-lives.c, ira.c, jump.c,
4037 loop-doloop.c, loop-invariant.c, loop-iv.c, loop-unroll.c,
4038 lower-subreg.c, lra.c, lra-assigns.c, lra-coalesce.c,
4039 lra-constraints.c, lra-eliminations.c, lra-lives.c, lra-remat.c,
4040 lra-spills.c, mode-switching.c, modulo-sched.c, omp-low.c, passes.c,
4041 postreload-gcse.c, postreload.c, predict.c, print-rtl-function.c,
4042 recog.c, ree.c, reg-stack.c, regcprop.c, reginfo.c, regrename.c,
4043 reload.c, reload1.c, reorg.c, resource.c, rtl-chkp.c, rtl-tests.c,
4044 rtlanal.c, rtlhooks.c, sched-deps.c, sched-rgn.c, sdbout.c,
4045 sel-sched-ir.c, sel-sched.c, shrink-wrap.c, simplify-rtx.c,
4046 stack-ptr-mod.c, stmt.c, stor-layout.c, target-globals.c,
4047 targhooks.c, toplev.c, tree-nested.c, tree-outof-ssa.c,
4048 tree-profile.c, tree-ssa-coalesce.c, tree-ssa-ifcombine.c,
4049 tree-ssa-loop-ivopts.c, tree-ssa-loop.c, tree-ssa-reassoc.c,
4050 tree-ssa-sccvn.c, tree-vect-data-refs.c, ubsan.c, valtrack.c,
4051 var-tracking.c, varasm.c: Include memmodel.h.
4052 * genattrtab.c (write_header): Include memmodel.h in generated file.
4053 * genautomata.c (main): Likewise.
4054 * gengtype.c (open_base_files): Likewise.
4055 * genopinit.c (main): Likewise.
4056 * genconditions.c (write_header): Include memmodel.h earlier in
4058 * genemit.c (main): Likewise.
4059 * genoutput.c (output_prologue): Likewise.
4060 * genpeep.c (main): Likewise.
4061 * genpreds.c (write_insn_preds_c): Likewise.
4062 * genrecog.c (write_header): Likewise.
4063 * Makefile.in (PLUGIN_HEADERS): Include memmodel.h
4065 2016-10-13 David Malcolm <dmalcolm@redhat.com>
4067 * function-tests.c (selftest::test_expansion_to_rtl): Add "true"
4068 for new "compact" param of print_rtx_function. Check for "cinsn"
4070 * print-rtl-function.c (flag_compact): New decl.
4071 (print_rtx_function): Add param "compact" and use it to set
4072 flag_compact, adding a description of the effect to the leading
4073 comment, and updating the example output.
4074 * print-rtl.c (flag_compact): New variable.
4075 (print_rtx_operand_code_0): Omit the JUMP_LABEL reference in compact
4077 (print_rtx_operand_code_i): When printing source locations, wrap
4078 xloc.file in quotes. Don't print INSN_CODEs in compact mode.
4079 (print_rtx_operand_code_r): Don't print regnos for hard regs and
4080 virtuals in compact mode.
4081 (print_rtx_operand_code_u): Don't print insn UIDs in compact mode,
4082 apart from in LABEL_REFs.
4083 (print_rtx_operand): In case 'w', don't print in hex in compact mode.
4084 Don't print basic block ids in compact mode.
4085 (print_rtx): In compact mode, prefix the code of insns with "c",
4086 only print the INSN_UID of CODE_LABELs, and omit their LABEL_NUSES.
4087 * print-rtl.h (print_rtx_function): Add "compact" param.
4089 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
4091 * arm.h (TARGET_VFP): Delete.
4092 (TARGET_VFPD32): Remove references to TARGET_VFP.
4093 (TARGET_VFP3, TARGET_VFP5): Likewise.
4094 (TARGET_VFP_SINGLE, TARGET_VFP_DOUBLE): Likewise.
4095 (TARGET_NEON_FP16): Likewise.
4096 (TARGET_FMA): Likewise.
4097 (TARGET_CRYPTO): Likewise.
4098 (TARGET_NEON): Likewise.
4099 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
4100 (FUNCTION_ARG_REGNO_P): Likewise.
4101 * arm.c (arm_option_check_internal): Likewise.
4102 (arm_option_override): Likewise.
4103 (use_return_insn): Likewise.
4104 (arm_function_value_regno_p): Likewise.
4105 (arm_apply_result_size): Likewise.
4106 (use_vfp_abi): Likewise.
4107 (arm_legitimate_address_outer_p): Likewise.
4108 (thumb2_legitimate_address_p): Likewise.
4109 (arm_legitimate_index_p): Likewise.
4110 (thumb2_legitimate_index_p): Likewise.
4111 (arm_legitimate_address): Likewise.
4112 (arm_get_vfp_saved_size): Likewise.
4113 (arm_emit_vfp_multi_reg_pop): Likewise.
4114 (arm_get_frame_offsets): Likewise.
4115 (arm_save_coproc_regs): Likewise.
4116 (arm_hard_regno_mode_ok): Likewise.
4117 (arm_expand_epilogue_apcs_frame): Likewise.
4118 (arm_expand_epilogue): Likewise.
4119 (arm_file_start): Likewise.
4120 (arm_conditional_register_usage): Likewise.
4121 (arm_validize_comparison): Use vfp_compare_operand directly.
4122 * arm-builtins.c (arm_init_builtins): Remove references to TARGET_VFP.
4123 (arm_expand_vfp_builtin): Use TARGET_HARD_FLOAT for detecting
4125 (arm_atomic_assign_expand_fenv): Likewise.
4126 * arm.md (divsf3): Likewise.
4127 (arm_negsi2): Likewise.
4129 (arm_movdi): Likewise.
4130 (arm_movt): Likewise.
4131 (cbranchsf4): Change predicate to vfp_compare_operand.
4132 (cbranchdf4): Change predicate to vfp_compare_operand.
4133 (cstorehf4): Change predicate to vfp_compare_operand.
4134 (cstoresf4): Change predicate to vfp_compare_operand.
4135 (cstoredf4): Change predicate to vfp_compare_operand.
4136 (vfp_pop_multiple_with_writeback): Remove references to TARGET_VFP.
4137 (movhi_insn_arch4, movhi_bytes): Likewise.
4138 * constraints.md (Dt): Likewise.
4140 * iterators.md (SDF): Likewise.
4141 * predicates.md (arm_float_compare_operand): Delete.
4142 (const_double_vcvt_power_of_two_reciprocal): Remove references to
4144 (const_double_vcvt_power_of_two): Likewise.
4145 * thumb2.md thumb2_movsi_insn): Likewise.
4146 * vfp.md (arm_movhi_vfp, thumb2_movhi_vfp): Likewise.
4147 (movhf_vfp): Likewise.
4148 (arm_movsi_vfp, thumb2_movsi_vfp): Likewise.
4149 (movdi_vfp, movdi_vfp_cortexa8): Likewise.
4150 (movsf_vfp, thumb2_movsf_vfp): Likewise.
4151 (movdf_vfp, thumb2_movdf_vfp): Likewise.
4152 (movsfcc_vfp, abssf2_vfp, negsf2_vfp, addsf3_vfp): Likewise.
4153 (subsf3_vfp, divsf3_vfp): Likewise.
4154 (mulsf3_vfp, mulsf3negsf_vfp, negmulsf3_vfp): Likewise.
4155 (mulsf3addsf_vfp, (mulsf3subsf_vfp, mulsf3negsfaddsf_vfp): Likewise.
4156 (mulsf3negsfsubsf_vfp): Likewise.
4157 (truncsisf2_vfp, fixuns_truncsfsi2, floatsisf2_vfp): Likewise.
4158 (floatunssisf2, sqrtsf2_vfp): Likewise.
4159 (movcc_vfp): Likewise.
4160 (cmpsf_split_vfp, cmpsf_trap_split_vfp): Likewise.
4161 (cmpsf_vfp, cmpsf_trap_vfp): Likewise.
4162 (push_multi_vfp): Likewise.
4163 (set_fpscr, get_fpscr): Likewise.
4164 * arm-c.c (arm_cpu_builtins): Unconditionally define __VFP_FP__.
4166 2016-10-13 Richard Earnshaw <rearnsha@arm.com>
4168 * arm.h (TARGET_VFP): Unconditionally define to 1.
4169 (arm_fpu_desc): Remove 'model' field.
4170 (TARGET_FPU_MODEL): Delete.
4171 * arm.c (all_fpus): Don't initialize the model field.
4172 (arm_can_inline_p): Don't check the FPU model.
4173 * arm-fpus.def: Remove redundant model field from all FPU
4176 2016-10-13 Richard Biener <rguenther@suse.de>
4179 * genmatch.c (struct capture): Add value_match member.
4180 (commutate): Preserve value_match.
4181 (lower_opt_convert): Likewise.
4182 (lower_cond): Likewise.
4183 (replace_id): Likewise.
4184 (struct dt_operand): Add value_match member.
4185 (decision_tree::cmp_node): Compare it.
4186 (decision_tree::insert_operand): Honor it when finding and
4187 when appending a DT_MATCH.
4188 (dt_operand::gen_match_op): Generate a type check after
4189 operand_equal_p if ! value_match for both GENERIC and GIMPLE.
4190 (parser::get_internal_capture_id): New helper.
4191 (parser::finish_match_operand): New function lowering @@<id>.
4192 (parser::parse_capture): Parse @@<id> as value-match.
4193 (parser::parse_expr): Use get_internal_capture_id.
4194 (parser::parse_simplify): Call finish_match_operand.
4195 (walk_captures): New helper.
4196 * match.pd (X - (X / Y) * Y -> X % Y): Use value-matching instead
4198 ((X /[ex] A) * A -> X): Likewise.
4199 ((X | Y) ^ X -> Y & ~ X): Handle constants properly by using
4200 convert[12] and value-matching.
4201 ((A | B) & (A | C) -> A | (B & C)): Likewise.
4202 ((X | Y) | Y -> X | Y): Likewise.
4203 ((X ^ Y) ^ Y -> X): Likewise.
4204 (A - (A & B) -> ~B & A): Likewise.
4205 ((T)(P + A) - (T)P -> (T) A): Likewise.
4206 ((T)P - (T)(P + A) -> -(T) A): Likewise.
4207 ((T)(P + A) - (T)(P + B) -> (T)A - (T)B): Likewise.
4208 * doc/match-and-simplify.texi: Amend capture section.
4210 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
4212 * config/arc/arc.md (umul_600): Remove predicated variant.
4213 (umul64_600): Likewise.
4215 2016-10-13 Claudiu Zissulescu <claziss@synopsys.com>
4217 * config/arc/arc.h (INSN_LENGTH_ALIGNMENT): Change.
4219 2016-10-13 Bin Cheng <bin.cheng@arm.com>
4221 * tree-vect-loop.c (loop_niters_no_overflow): New func.
4222 (vect_transform_loop): Call loop_niters_no_overflow. Pass the
4223 no-overflow information to vect_do_peeling_for_loop_bound and
4224 vect_gen_vector_loop_niters.
4226 2016-10-13 Bin Cheng <bin.cheng@arm.com>
4228 * tree-predcom.c (tree_predictive_commoning_loop): Skip loop that only
4231 2016-10-13 Bin Cheng <bin.cheng@arm.com>
4233 * tree-vect-loop-manip.c (adjust_vec_debug_stmts): Don't release
4234 adjust_vec automatically.
4235 (slpeel_add_loop_guard): Remove param cond_expr_stmt_list. Rename
4236 param exit_bb to guard_to.
4237 (slpeel_checking_verify_cfg_after_peeling):
4238 (set_prologue_iterations):
4239 (create_lcssa_for_virtual_phi): New func which is factored out from
4240 slpeel_tree_peel_loop_to_edge.
4241 (slpeel_tree_peel_loop_to_edge):
4242 (iv_phi_p): New func.
4243 (vect_can_advance_ivs_p): Call iv_phi_p.
4244 (vect_update_ivs_after_vectorizer): Call iv_phi_p. Directly insert
4245 new gimple stmts in basic block.
4246 (vect_gen_niters_for_prolog_loop): Rename to...
4247 (vect_gen_prolog_loop_niters): ...Rename from. Change parameters and
4248 adjust implementation.
4249 (vect_update_inits_of_drs): Fix code style issue. Convert niters to
4250 sizetype if necessary.
4251 (vect_build_loop_niters): Move to here from tree-vect-loop.c. Change
4252 it to external function.
4253 (vect_gen_scalar_loop_niters, vect_gen_vector_loop_niters): New.
4254 (vect_gen_vector_loop_niters_mult_vf): New.
4255 (slpeel_update_phi_nodes_for_loops): New.
4256 (slpeel_update_phi_nodes_for_guard1): Reimplement.
4257 (find_guard_arg, slpeel_update_phi_nodes_for_guard2): Reimplement.
4258 (slpeel_update_phi_nodes_for_lcssa, vect_do_peeling): New.
4259 * tree-vect-loop.c (vect_build_loop_niters): Move to file
4260 tree-vect-loop-manip.c
4261 (vect_generate_tmps_on_preheader): Delete.
4262 (vect_transform_loop): Rename vectorization_factor to vf. Call
4263 vect_do_peeling instead of vect_do_peeling-* functions.
4264 * tree-vectorizer.h (vect_do_peeling): New decl.
4265 (vect_build_loop_niters, vect_gen_vector_loop_niters): New decls.
4266 (vect_do_peeling_for_loop_bound): Delete.
4267 (vect_do_peeling_for_alignment): Delete.
4269 2016-10-13 Bin Cheng <bin.cheng@arm.com>
4271 * tree-vect-loop-manip.c (slpeel_tree_duplicate_loop_to_edge_cfg): Put
4272 duplicated loop after its preheader and after the original loop.
4274 2016-10-13 Bin Cheng <bin.cheng@arm.com>
4276 * tree-vect-loop.c (vect_analyze_loop_2): Check and skip loop if it
4277 has no enough iterations for LOOP_VINFO_PEELING_FOR_GAPS.
4279 2016-10-13 Bin Cheng <bin.cheng@arm.com>
4281 * tree-vect-loop.c (vectorizable_live_operation): Support handling
4282 for live variable outside loop but not in lcssa form.
4284 2016-10-13 Bin Cheng <bin.cheng@arm.com>
4286 * cfg.c (reset_original_copy_tables): New func.
4287 * cfg.h (reset_original_copy_tables): New decl.
4289 2016-10-13 Jakub Jelinek <jakub@redhat.com>
4292 * tree.h (FALLTHROUGH_LABEL_P): Use private_flag instead of
4294 * varasm.c (default_binds_local_p_3): Formatting fix.
4296 2016-10-13 Bin Cheng <bin.cheng@arm.com>
4298 * tree-vect-loop-manip.c (slpeel_can_duplicate_loop_p): Fix code
4300 (vect_do_peeling_for_loop_bound, vect_do_peeling_for_alignment):
4301 Remove useless code.
4303 2016-10-13 Martin Liska <mliska@suse.cz>
4305 PR tree-optimization/77943
4306 * tree-ssa-tail-merge.c (merge_stmts_p): Do not merge BBs with
4307 a different EH landing pads.
4309 2016-10-13 Jakub Jelinek <jakub@redhat.com>
4312 * hooks.h (hook_tree_void_null): Declare.
4313 * hooks.c (hook_tree_void_null): New function.
4314 * langhooks.c (lhd_return_null_tree_v): Remove.
4315 * langhooks-def.h (lhd_return_null_tree_v): Remove.
4316 * cfgexpand.c (stack_protect_prologue): If guard_decl is NULL,
4317 set y to const0_rtx.
4318 * function.c (stack_protect_epilogue): Likewise.
4319 * config/tilepro/tilepro.c (TARGET_STACK_PROTECT_GUARD): Redefine
4320 if TARGET_THREAD_SSP_OFFSET is defined.
4321 * config/s390/s390.c (TARGET_STACK_PROTECT_GUARD): Likewise.
4322 * config/sparc/sparc.c (TARGET_STACK_PROTECT_GUARD): Likewise.
4323 * config/tilegx/tilegx.c (TARGET_STACK_PROTECT_GUARD): Likewise.
4324 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Likewise.
4325 * config/i386/i386.c (TARGET_STACK_PROTECT_GUARD): Likewise.
4326 (ix86_stack_protect_guard): New function.
4328 2016-10-13 Richard Biener <rguenther@suse.de>
4330 * dwarf2out.c (tree_add_const_value_attribute): Do not try
4331 rtl_for_decl_init during early phase.
4332 (gen_variable_die): Do not create locations during early phase.
4333 (gen_label_die): Likewise.
4334 (decls_for_scope): Do not waste time handling BLOCK_NONLOCALIZED_VARs
4337 2016-10-12 Richard Biener <rguenther@suse.de>
4339 * tree-vrp.c (evrp_dom_walker::try_find_new_range): Renamed from
4340 try_add_new_range and made to eturn new range.
4341 (evrp_dom_walker::before_dom_children): Push op1 value range before
4342 pushing op0 value range.
4344 2016-10-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4346 PR tree-optimization/77937
4347 * gimple-ssa-strength-reduction.c (analyze_increments): Use
4348 POINTER_TYPE_P on the candidate type to determine whether
4349 candidates in this chain require pointer arithmetic.
4351 2016-10-12 Eric Botcazou <ebotcazou@adacore.com>
4353 * config/visium/visium.c (visium_gimplify_va_arg): Emit a big-endian
4354 correction if the type is smaller than a word.
4355 (visium_select_cc_mode): Add ... fall through ... comment.
4357 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
4359 * config/rs6000/rs6000.c (machine_function): Add new fields
4360 gpr_is_wrapped_separately and lr_is_wrapped_separately.
4361 (TARGET_SHRINK_WRAP_GET_SEPARATE_COMPONENTS,
4362 TARGET_SHRINK_WRAP_COMPONENTS_FOR_BB,
4363 TARGET_SHRINK_WRAP_DISQUALIFY_COMPONENTS,
4364 TARGET_SHRINK_WRAP_EMIT_PROLOGUE_COMPONENTS,
4365 TARGET_SHRINK_WRAP_EMIT_EPILOGUE_COMPONENTS,
4366 TARGET_SHRINK_WRAP_SET_HANDLED_COMPONENTS): Define.
4367 (rs6000_get_separate_components): New function.
4368 (rs6000_components_for_bb): New function.
4369 (rs6000_disqualify_components): New function.
4370 (rs6000_emit_prologue_components): New function.
4371 (rs6000_emit_epilogue_components): New function.
4372 (rs6000_set_handled_components): New function.
4373 (rs6000_emit_prologue): Don't emit LR save if lr_is_wrapped_separately.
4374 Don't emit GPR saves if gpr_is_wrapped_separately for that register.
4375 (restore_saved_lr): Don't restore LR if lr_is_wrapped_separately.
4376 (rs6000_emit_epilogue): Don't emit GPR restores if
4377 gpr_is_wrapped_separately for that register. Don't make a
4378 REG_CFA_RESTORE note for registers we did not restore, either.
4380 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
4382 * function.c (thread_prologue_and_epilogue_insns): Call
4383 try_shrink_wrapping_separate. Compute the prologue_seq afterwards,
4384 if it has possibly changed. Compute the split_prologue_seq and
4385 epilogue_seq later, too.
4386 * shrink-wrap.c: #include cfgbuild.h and insn-config.h.
4387 (dump_components): New function.
4388 (struct sw): New struct.
4390 (init_separate_shrink_wrap): New function.
4391 (fini_separate_shrink_wrap): New function.
4392 (place_prologue_for_one_component): New function.
4393 (spread_components): New function.
4394 (disqualify_problematic_components): New function.
4395 (emit_common_heads_for_components): New function.
4396 (emit_common_tails_for_components): New function.
4397 (insert_prologue_epilogue_for_components): New function.
4398 (try_shrink_wrapping_separate): New function.
4399 * shrink-wrap.h: Declare try_shrink_wrapping_separate.
4401 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
4403 * regrename.c (build_def_use): Invalidate chains that have a
4404 REG_CFA_RESTORE on some instruction.
4406 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
4408 * dce.c (delete_unmarked_insns): Don't delete instructions with
4409 a REG_CFA_RESTORE note.
4411 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
4413 * common.opt (-fshrink-wrap-separate): New flag.
4414 * doc/invoke.texi: Document it.
4415 * doc/tm.texi.in (Shrink-wrapping separate components): New subsection.
4416 * doc/tm.texi: Regenerate.
4417 * emit-rtl.h (struct rtl_data): New field shrink_wrapped_separate.
4418 * target.def (shrink_wrap): New hook vector.
4419 (get_separate_components, components_for_bb, disqualify_components,
4420 emit_prologue_components, emit_epilogue_components,
4421 set_handled_components): New hooks.
4423 2016-10-12 Segher Boessenkool <segher@kernel.crashing.org>
4425 * config/rs6000/rs6000.c (rs6000_return_in_memory): Warn for
4426 vector return by reference only if -Wpsabi.
4427 (rs6000_pass_by_reference): Similarly, for argument passing.
4429 2016-10-12 David Malcolm <dmalcolm@redhat.com>
4431 * function-tests.c: Include "print-rtl.h".
4432 (selftest::test_expansion_to_rtl): Call print_rtx_function on the
4433 function, and verify what is dumped.
4434 * print-rtl-function.c (print_edge): New function.
4435 (begin_any_block): New function.
4436 (end_any_block): New function.
4437 (can_have_basic_block_p): New function.
4438 (print_rtx_function): Track the basic blocks of insns in the
4439 chain, wrapping those that are within blocks within "(block)"
4440 directives. Remove the "(cfg)" directive.
4442 2016-10-12 David Malcolm <dmalcolm@redhat.com>
4444 * selftest.c (selftest::read_file): New function.
4445 (selftest::test_read_file): New function.
4446 (selftest::selftest_c_tests): Call test_read_file.
4447 * selftest.h (selftest::read_file): New decl.
4449 2016-10-12 Richard Biener <rguenther@suse.de>
4452 * cgraphunit.c (analyze_functions): Preserve cgraph nodes
4455 2016-10-12 Thomas Schwinge <thomas@codesourcery.com>
4457 * lto-streamer.c: Fix LTO_STREAMER_DEBUG build.
4459 * dwarf2out.c (dwarf2_lineno_debug_hooks): Use
4460 dwarf2out_assembly_start.
4462 * Makefile.in (SELFTEST_FLAGS): Add -nostdinc.
4464 * Makefile.in (SELFTEST_FLAGS): New variable.
4465 (s-selftest, selftest-gdb, selftest-valgrind): Use it.
4467 * vmsdbgout.c (vmsdbg_debug_hooks): Add filename parameter to
4470 2016-10-12 Georg-Johann Lay <avr@gjlay.de>
4472 * rtl.h (struct rtx_def): Comment how RTX_FLAGS will be
4473 dumped in RTL dumps.
4475 2016-10-12 Martin Liska <mliska@suse.cz>
4477 * gimple-fold.c (create_tmp_reg_or_ssa_name): New function.
4478 (gimple_fold_builtin_memory_op): Use the function.
4479 (gimple_fold_builtin_strchr): Likewise.
4480 (gimple_fold_builtin_strcat): Likewise.
4481 (gimple_build): Likewise.
4483 2016-10-12 Nathan Sidwell <nathan@acm.org>
4485 * diagnostic.c (diagnostc_report_diagnostic): Fix formatting.
4487 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
4489 * dwarf2out.c (int_loc_descriptor): Generate opcodes for another
4490 equivalent 32-bit constant (modulo 2**32) when that yields
4491 smaller instructions.
4492 (size_of_int_loc_descriptor): Update accordingly.
4494 2016-10-12 Pierre-Marie de Rodat <derodat@adacore.com>
4496 * dwarf2out.c (dwarf2out_early_global_decl): For nested
4497 functions, call dwarf2out_decl on the parent function first.
4499 2016-10-12 Richard Biener <rguenther@suse.de>
4501 * match.pd ((X /[ex] A) * A -> X): Remove unnecessary constraint
4504 2016-10-12 Richard Biener <rguenther@suse.de>
4506 * tree-ssa-propagate.c
4507 (substitute_and_fold_dom_walker::before_dom_children): Do not
4508 ignore ASSERT_EXPRs but only preserve them.
4509 * tree-vrp.c (remove_range_assertions): Deal with ASSERT_EXPRs
4510 that have been propagated into.
4511 (vrp_finalize): Enable DCE for substitute_and_fold.
4513 2016-10-12 Richard Biener <rguenther@suse.de>
4515 PR tree-optimization/77920
4516 * tree-vrp.c (simplify_div_or_mod_using_ranges): Simplify.
4517 (simplify_min_or_max_using_ranges): Pass in gsi and use it.
4518 (simplify_abs_using_ranges): Likewise.
4519 (simplify_conversion_using_ranges): Likewise.
4520 (simplify_stmt_using_ranges): Adjust.
4522 2016-10-12 Jakub Jelinek <jakub@redhat.com>
4524 PR tree-optimization/77929
4525 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Handle
4526 (*ops)[ranges[i].idx]->op != ranges[i].exp case.
4528 2016-10-12 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4531 * config/rs6000/vmx.md (vsx_concat_<mode>): The mtvsrdd instruction
4532 needs a base register for arg 1.
4534 2016-10-12 Jakub Jelinek <jakub@redhat.com>
4536 * common.opt (Wimplicit-fallthrough) Turn into alias to
4537 -Wimplicit-fallthrough=3. Remove EnabledBy.
4538 (Wimplicit-fallthrough=): New option.
4539 * gimplify.c (warn_implicit_fallthrough_r): Use
4540 OPT_Wimplicit_fallthrough_ instead of OPT_Wimplicit_fallthrough.
4541 * doc/invoke.texi (-Wimplicit-fallthrough): Document as alias
4542 to -Wimplicit-fallthrough=3.
4543 (-Wimplicit-fallthrough=): Document.
4545 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
4547 * config/sparc/sparc.c (emit_scc_insn): Remove direct support for EQ
4548 and GEU in DImode if TARGET_SUBXC.
4549 * config/sparc/sparc.md (seqdi<W:mode>_zero): Remove TARGET_SUBXC.
4550 (seqdi<W:mode>_zero_subxc): Delete.
4551 (neg_seqdi<W:mode>_zero): Remove TARGET_VIS3.
4552 (neg_seqdi<W:mode>_zero_vis3): Delete.
4553 (plus_seqdi<W:mode>_zero): Likewise.
4554 (minus_seqdi<W:mode>_zero): Likewise.
4555 (plus_plus_sltu<W:mode>): Accept only register.
4556 (addx<W:mode>): Likewise.
4557 (plus_sltu<W:mode>_vis3): Likewise.
4558 (plus_plus_sltu<W:mode>_vis3): Likewise.
4559 (neg_sgeu<W:mode>_vis3): Delete.
4560 (minus_sgeu<W:mode>_vis3): Likewise.
4561 (addxc<W:mode>): Accept only registers.
4562 (neg_sltu<W:mode>_subxc): Write %%g0 instead of 0.
4563 (minus_neg_sltu<W:mode>_subxc): Accept only register.
4564 (neg_plus_sltu<W:mode>_subxc): Likewise.
4565 (minus_sltu<W:mode>_subxc): Write %%g0 instead of 0.
4566 (minus_minus_sltu<W:mode>_subxc): Accept only register.
4567 (sgeu<W:mode>_insn_subxc): Delete.
4568 (plus_sgeu<W:mode>_subxc): Likewise.
4569 (subxc<W:mode>): Accept only register.
4570 (scc splitter): Split always GEU again.
4572 2016-10-11 Jeff Law <law@redhat.com>
4574 PR tree-optimization/77424
4575 * tree-ssa-threadupdate.c (thread_through_all_blocks): Remove
4576 dead conditionals. Assert that all e->aux fields are NULL.
4578 2016-10-11 David Malcolm <dmalcolm@redhat.com>
4580 * print-rtl.c (print_rtx): Rename "i" to "idx". Split out the
4581 operand-printing "switch" statement into...
4582 (print_rtx_operand_code_0): ...this new function, ...
4583 (print_rtx_operand_code_e): ...this new function, ...
4584 (print_rtx_operand_codes_E_and_V): ...this new function, ...
4585 (print_rtx_operand_code_i): ...this new function, ...
4586 (print_rtx_operand_code_r): ...this new function, ...
4587 (print_rtx_operand_code_u): ...this new function, ...
4588 (print_rtx_operand): ...and this new function.
4590 2016-10-11 Uros Bizjak <ubizjak@gmail.com>
4592 * config/alpha/alpha-passes.def: New file.
4593 * config/alpha/t-alpha: New file.
4594 * config/alpha/alpha-protos.h (gcc::context, rtl_opt_pass): Declare.
4595 (make_pass_handle_trap_shadows): New prototype.
4596 (make_pass_align_insns): Ditto.
4597 * config/alpha/alpha.c (alpha_option_override): Don't register
4599 * config.gcc (alpha*-*-*) Add alpha/t-alpha to tmake_file.
4601 2016-10-11 Michael Meissner <meissner@linux.vnet.ibm.com>
4604 * config/rs6000/rs6000.c (rs6000_init_builtins): Only create the
4605 distinct __ibm128 IBM extended double type if long doubles are
4606 128-bits and the default format for long double is IEEE 128-bit.
4608 2016-10-11 Richard Biener <rguenther@suse.de>
4610 * dwarf2out.c (DEBUG_STR_OFFSETS_SECTION): Remove conditional.
4611 (init_sections_and_labels): Use DEBUG_DWO_STR_OFFSETS_SECTION.
4612 (verify_die): New function.
4613 (dwarf2out_finish): Call it.
4614 (output_line_info): Handle case of -gsplit-dwarf without
4615 DWARF2_ASM_LINE_DEBUG_INFO.
4617 2016-10-11 Richard Biener <rguenther@suse.de>
4620 * gimple-low.c (lower_gimple_bind): Handle arbitrary common
4621 sub-chains of BLOCK_VARS and gimple_bind_vars.
4623 2016-10-11 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
4625 * config/i386/znver1.md : Fix imov/imovx load type reservations.
4627 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
4629 * config/sparc/sparc.opt (msubxc): New option.
4630 * doc/invoke.texi (SPARC options): Document it and tidy up.
4631 * doc/tm.texi.in (Condition Codes): Adjust SPARC example.
4632 * doc/tm.texi: Regenerate.
4633 * config/sparc/sparc-modes.def (CC_NOOV): Rename into...
4635 (CCX_NOOV): Rename into...
4639 * config/sparc/predicates.m (fcc_register_operand): Simplify.
4640 (fcc0_register_operand): Likewise.
4641 (icc_register_operand): New.
4642 (icc_or_fcc_register_operand): Simplify.
4643 (nz_comparison_operator): New.
4644 (c_comparison_operator): Likewise.
4645 (noov_compare_operator): Rename into...
4646 (icc_comparison_operator): ...this. Use above predicates.
4647 (noov_compare64_operator): Rename into...
4648 (v9_comparison_operator): ...this and tidy up.
4649 (fcc_comparison_operator): New.
4650 (icc_or_fcc_comparison_operator): Likewise.
4651 (v9_register_compare_operator): Rename info...
4652 (v9_register_comparison_operator): ...this.
4653 * config/sparc/sparc.c (TARGET_FIXED_CONDITION_CODE_REGS): Define.
4654 (sparc_option_override): Remove redundant VIS masks and add MASK_SUBXC
4656 (sparc_fixed_condition_code_regs): New function.
4657 (select_cc_mode): Remove ATTRIBUTE_UNUSED. Adjust for CCNZ/CCXNZ
4658 renaming and add support for CCC/CCXC.
4659 (output_cbranch): Likewise.
4660 (sparc_print_operand): Likewise.
4661 (gen_v9_scc): Remove obsolete assertion.
4662 (emit_scc_insn): Emit RTL directly for EQ and NE. Add direct support
4663 for EQ in DImode if TARGET_SUBXC. Remove test on TARGET_VIS3 for GEU.
4664 (output_cbcond): Remove bogus handling of CC modes.
4665 (sparc_register_move_cost): Return 100 for NO_REGS.
4666 * config/sparc/sparc.md (W): New mode iterator.
4667 (length): Adjust for noov_compare64_operator renaming.
4668 (cmpsi_sne): New instruction.
4669 (cmpdi_sne): Likewise.
4670 (seqdi_special): Delete.
4671 (seqdi_special): Likewise.
4672 (snesi<P:mode>_special): Likewise.
4673 (snedi_special): Likewise.
4674 (snedi_special_vis3): Likewise.
4675 (snesi patterns): Use W iterator.
4676 (snedi patterns): Likewise. Add TARGET_SUBXC patterns.
4677 (sltu patterns): Likewise.
4678 (sgeu patterns): Likewise.
4679 (scc splitter): Do not split GEU in DImode if TARGET_SUBXC.
4680 (normal_branch): Use icc_comparison_operator predicate.
4681 (inverted_branch): Likewise.
4682 (cbcond_sp32): Use comparison_operator predicate.
4683 (cbcond_sp64): Likewise.
4684 (normal_int_branch_sp64): Adjust for renaming
4685 (inverted_int_branch_sp64): Likewise.
4686 (mov<I:mode>_cc_reg_sp64): Likewise.
4687 (movsf_cc_reg_sp6): Likewise.
4688 (movdf_cc_reg_sp64): Likewise.
4689 (movtf_cc_reg_hq_sp64): Likewise.
4690 (movtf_cc_reg_sp64): Likewise.
4691 (mov<I:mode>_cc_v9): Use icc_or_fcc_comparison_operator predicate.
4692 (movsf_cc_v9): Likewise.
4693 (movdf_cc_v9): Likewise.
4694 (movtf_cc_hq_v9): Likewise.
4695 (movtf_cc_v9): Likewise.
4696 (adddi3): Call gen_adddi3_sp32.
4697 (adddi3_insn_sp32): Rename to...
4698 (adddi3_sp32): ...this. Accept only register_operand as operand #1
4699 and use CCCmode for the carry.
4700 (addx_extend_sp32): Use CCCmode for the carry.
4701 (addx_extend_sp64): Delete.
4702 (adddi3_extend_sp32): Use CCCmode for the carry.
4703 (cmp_plus patterns): Use CCNZ/CCXNZ mode and add C variants.
4704 (subdi3): Call gen_subdi3_sp32.
4705 (subdi3_insn_sp32): Rename to...
4706 (subdi3_sp32): ...this and use CCmode for the carry.
4707 (subx_extend_sp32): Use CCCmode for the carry.
4708 (subx_extend_sp64): Delete.
4709 (subdi3_extend_sp32): Use CCmode for the carry.
4710 (cmp_minus patterns): Use CCNZ/CCXNZ mode and add C variants.
4711 (negdi3): Call gen_negdi3_sp32.
4712 (negdi3_sp32): Use CCCmode for the carry.
4713 (cmp_neg patterns): Use CCNZ/CCXNZ mode and add C variants.
4714 (cmp_nz_ashift_1): Use CCNZ mode.
4715 (cmp_nz_set_ashift_1): Likewise.
4716 (ctrapsi4): Use comparison_operator predicate.
4717 (ctrapdi4): Likewise.
4718 (trapsi_insn): Use icc_comparison_operator predicate.
4719 (trapdi_insn): Likewise.
4720 (edge8 patterns): Use CCNZmode.
4721 (edge16 patterns): Likewise.
4722 (edge32 patterns): Likewise.
4724 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
4726 * config/visium/visium-modes.def (CC_NOOV): Rename into...
4728 (CC_BTST): Rename into...
4730 * config/visium/predicates.md (real_add_operand): New.
4731 (visium_btst_operator): Rename into...
4732 (visium_equality_comparison_operator): ...this.
4733 (visium_noov_operator): Rename into...
4734 (visium_nz_comparison_operator): ...this.
4735 (visium_c_comparison_operator): New.
4736 (visium_branch_operator): Adjust and deal with all CC modes.
4737 * config/visium/visium.c (visium_adjust_cost): Adjust.
4738 (visium_split_double_add): Use the *_set_carry patterns.
4739 (visium_select_cc_mode): Add support for CCC mode and adjust.
4740 (output_cbranch): Adjust and use the carry-based operators for
4741 floating-point comparisons.
4742 * config/visium/visium.md (flags_subst_arith): Adjust.
4743 (addsi3_insn_set_carry): New instruction.
4744 (subsi3_insn_set_carry): Likewise.
4745 (negsi2_insn_set_carry): Likewise.
4747 (cmp<mode>_sne): Likewise.
4748 (cbranch<mode>4): Use ordered_comparison_operator.
4749 (cbranch<mode>4_insn): Likewise.
4750 (cbranchsi4_btst_insn): Adjust.
4752 2016-10-11 Tom de Vries <tom@codesourcery.com>
4755 * builtins.c (std_canonical_va_list_type): Remove RECORD_TYPE
4758 2016-10-11 Eric Botcazou <ebotcazou@adacore.com>
4760 * tree.h (build_complex_type): Add second parameter with default.
4761 * tree.c (build_complex_type): Add NAMED second parameter and adjust
4762 recursive call. Create a TYPE_DECL only if NAMED is true.
4763 (build_common_tree_nodes): Pass true in calls to build_complex_type.
4765 2016-10-11 Georg-Johann Lay <avr@gjlay.de>
4767 New avr-passes.def to register AVR specific passes.
4769 * config/avr/avr-passes.def: New file.
4770 * config/avr/t-avr (PASSES_EXTRA): Add avr-passes.def.
4771 * config/avr/avr-protos.h (gcc::context, rtl_opt_pass): Declare.
4772 (make_avr_pass_recompute_note): New proto.
4773 * config/avr/avr.c (make_avr_pass_recompute_notes): New function.
4774 (avr_pass_recompute_notes): Use anonymous namespace.
4775 (avr_register_passes): Remove function...
4776 (avr_option_override): ...and its call.
4778 2016-10-11 Robert Suchanek <robert.suchanek@imgtec.com>
4780 * config/mips/mips-cpus.def: Replace PTF_AVOID_BRANCHLIKELY with
4781 PTF_AVOID_BRANCHLIKELY_ALWAYS for generic architecture and with
4782 PTF_AVOID_BRANCHLIKELY_SPEED for others.
4783 (mips2, mips3, mips4): Add PTF_AVOID_BRANCHLIKELY_SIZE to tune
4785 * config/mips/mips.c (mips_option_override): Enable the branch
4786 likely depending on the tune flags and optimization level.
4787 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): Remove.
4788 (PTF_AVOID_BRANCHLIKELY_SPEED): Define.
4789 (PTF_AVOID_BRANCHLIKELY_SIZE): Likewise.
4790 (PTF_AVOID_BRANCHLIKELY_ALWAYS): Likewise.
4792 2016-10-11 Richard Biener <rguenther@suse.de>
4794 * lto-streamer-out.c (collect_block_tree_leafs): New helper.
4795 (output_function): Properly stream the whole block tree.
4796 * lto-streamer-in.c (input_function): Likewise.
4798 2016-10-11 Marek Polacek <polacek@redhat.com>
4800 * Makefile.in (C_COMMON_OBJS): Add c-family/c-warn.o.
4802 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
4804 * tree-vrp.c (evrp_dom_walker::try_add_new_range): New.
4805 (evrp_dom_walker::before_dom_children): Infer and push new value
4806 ranges for x in y < x.
4808 2016-10-10 Joseph Myers <joseph@codesourcery.com>
4811 * config/ia64/ia64.c (ia64_libgcc_floating_mode_supported_p)
4812 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
4813 * config/ia64/elf.h (IA64_NO_LIBGCC_TFMODE): Likewise.
4814 * config/ia64/freebsd.h (IA64_NO_LIBGCC_TFMODE): Likewise.
4815 * config/ia64/vms.h (IA64_NO_LIBGCC_XFMODE)
4816 (IA64_NO_LIBGCC_TFMODE): Likewise.
4818 2016-10-11 Kugan Vivekanandarajah <kuganv@linaro.org>
4820 * tree-vrp.c (vrp_intersect_ranges_1): Allocate bitmap before
4823 2016-10-10 Andreas Tobler <andreast@gcc.gnu.org>
4825 * config.gcc: Add aarch64-*-freebsd* support.
4826 * config.host: Likewise.
4827 * config/aarch64/aarch64-freebsd.h: New file.
4828 * config/aarch64/t-aarch64-freebsd: Ditto.
4830 2016-10-10 Jeff Law <law@redhat.com>
4832 PR tree-optimization/71947
4833 * tree-ssa-dom.c (cprop_into_stmt): Avoid replacing A with B, then
4834 B with A within a single statement.
4836 2016-10-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4838 PR tree-optimization/77824
4839 * gimple-ssa-strength-reduction.c (stmt_cost): Explicitly return
4840 zero cost for copies.
4841 (find_candidates_dom_walker::before_dom_children): Replace
4842 MODIFY_EXPR with SSA_NAME.
4843 (replace_mult_candidate): Likewise.
4844 (replace_profitable_candidates): Likewise.
4846 2016-10-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4848 * config/s390/s390.h: Wrap more macros args in brackets and fix
4850 2016-10-10 Georg-Johann Lay <avr@gjlay.de>
4852 * config/avr/gen-avr-mmcu-texi.c (string.h): Include.
4854 2016-10-10 Andreas Schwab <schwab@suse.de>
4857 * config/ia64/ia64.md ("doloop_end"): Reject if mode of loop
4858 pseudo is not DImode.
4860 2016-10-10 Claudiu Zissulescu <claziss@synopsys.com>
4862 * common/config/arc/arc-common.c (arc_option_optimization_table):
4863 Remove compact casesi option.
4864 * config/arc/arc.c (arc_override_options): Use compact casesi
4865 option only for pre-ARCv2 cores.
4866 * doc/invoke.texi (mcompact-casesi): Update text.
4868 2016-10-09 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4870 * config/rs6000/rs6000.h (TARGET_EFFICIENT_OVERLAPPING_UNALIGNED):
4871 Add macro to say we can efficiently handle overlapping unaligned
4873 * config/rs6000/rs6000.c (expand_block_compare): Avoid generating
4874 poor code for processors older than p8.
4876 2016-10-09 Eric Botcazou <ebotcazou@adacore.com>
4878 * gen-pass-instances.awk: Remove GNUism.
4880 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
4882 * ipa-prop.c (ipcp_transform_function): Set fields m_vr and bits to
4883 NULL of (*ipcp_transformations)][node->uid].
4885 2016-10-09 John David Anglin <danglin@gcc.gnu.org>
4887 * config/pa/pa.h (BIGGEST_ALIGNMENT): Adjust comment.
4888 (MALLOC_ABI_ALIGNMENT): Define.
4890 2016-10-09 Jakub Jelinek <jakub@redhat.com>
4892 * tree-ssa.c (target_for_debug_bind, verify_phi_args,
4893 ssa_undefined_value_p, maybe_optimize_var): Use VAR_P and/or
4894 VAR_OR_FUNCTION_DECL_P macros.
4895 * tree-chkp.c (chkp_register_var_initializer, chkp_make_static_bounds,
4896 chkp_get_bounds_for_decl_addr, chkp_parse_array_and_component_ref,
4897 chkp_find_bounds_1): Likewise.
4898 * ipa-polymorphic-call.c (decl_maybe_in_construction_p): Likewise.
4899 * hsa-gen.c (get_symbol_for_decl): Likewise.
4900 * cgraphunit.c (check_global_declaration, analyze_functions,
4901 handle_alias_pairs, thunk_adjust, cgraph_node::expand_thunk):
4903 * gimple-fold.c (can_refer_decl_in_current_unit_p,
4904 canonicalize_constructor_val, gimple_get_virt_method_for_vtable):
4906 * tree.c (set_decl_section_name, copy_node_stat,
4907 need_assembler_name_p, free_lang_data_in_decl, find_decls_types_r,
4908 merge_dllimport_decl_attributes, handle_dll_attribute,
4909 decl_init_priority_insert, auto_var_in_fn_p, array_at_struct_end_p,
4910 verify_type): Likewise.
4911 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior,
4912 find_explicit_erroneous_behavior): Likewise.
4913 * sdbout.c (sdbout_toplevel_data, sdbout_late_global_decl): Likewise.
4914 * ipa.c (process_references): Likewise.
4915 * tree-chkp-opt.c (chkp_get_check_result): Likewise.
4916 * varasm.c (get_block_for_decl, use_blocks_for_decl_p, make_decl_rtl,
4917 notice_global_symbol, assemble_variable, mark_decl_referenced,
4918 build_constant_desc, output_constant_def_contents, do_assemble_alias,
4919 make_decl_one_only, default_section_type_flags,
4920 categorize_decl_for_section, default_encode_section_info): Likewise.
4921 * trans-mem.c (requires_barrier): Likewise.
4922 * gimple-expr.c (mark_addressable): Likewise.
4923 * cfgexpand.c (add_scope_conflicts_1, expand_one_var,
4924 expand_used_vars_for_block, clear_tree_used, stack_protect_decl_p,
4925 expand_debug_expr): Likewise.
4926 * tree-dump.c (dequeue_and_dump): Likewise.
4927 * ubsan.c (instrument_bool_enum_load): Likewise.
4928 * tree-pretty-print.c (print_declaration): Likewise.
4929 * simplify-rtx.c (delegitimize_mem_from_attrs): Likewise.
4930 * tree-ssa-uninit.c (warn_uninitialized_vars): Likewise.
4931 * asan.c (asan_protect_global, instrument_derefs): Likewise.
4932 * tree-into-ssa.c (rewrite_stmt, maybe_register_def,
4933 pass_build_ssa::execute): Likewise.
4934 * var-tracking.c (var_debug_decl, track_expr_p): Likewise.
4935 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost, split_address_cost):
4937 * ipa-split.c (test_nonssa_use, consider_split, mark_nonssa_use):
4939 * tree-inline.c (insert_debug_decl_map, remap_ssa_name,
4940 can_be_nonlocal, remap_decls, copy_debug_stmt,
4941 initialize_inlined_parameters, add_local_variables,
4942 reset_debug_binding, replace_locals_op): Likewise.
4943 * dse.c (can_escape): Likewise.
4944 * ipa-devirt.c (compare_virtual_tables, referenced_from_vtable_p):
4946 * tree-diagnostic.c (default_tree_printer): Likewise.
4947 * tree-streamer-in.c (unpack_ts_decl_common_value_fields,
4948 unpack_ts_decl_with_vis_value_fields,
4949 lto_input_ts_decl_common_tree_pointers): Likewise.
4950 * builtins.c (builtin_save_expr, fold_builtin_expect,
4951 readonly_data_expr): Likewise.
4952 * tree-ssa-structalias.c (new_var_info, get_constraint_for_ssa_var,
4953 create_variable_info_for, set_uids_in_ptset, visit_loadstore):
4955 * gimple-streamer-out.c (output_gimple_stmt): Likewise.
4956 * gimplify.c (force_constant_size, gimplify_bind_expr,
4957 gimplify_decl_expr, gimplify_var_or_parm_decl,
4958 gimplify_compound_lval, gimplify_init_constructor,
4959 gimplify_modify_expr, gimplify_asm_expr, gimplify_oacc_declare,
4960 gimplify_type_sizes): Likewise.
4961 * cgraphbuild.c (record_reference, record_type_list, mark_address,
4962 mark_load, mark_store, pass_build_cgraph_edges::execute): Likewise.
4963 * tree-ssa-live.c (mark_all_vars_used_1, remove_unused_scope_block_p,
4964 remove_unused_locals): Likewise.
4965 * tree-ssa-alias.c (ptr_deref_may_alias_decl_p, ptrs_compare_unequal,
4966 ref_maybe_used_by_call_p_1, call_may_clobber_ref_p_1): Likewise.
4967 * function.c (instantiate_expr, instantiate_decls_1,
4968 setjmp_vars_warning, add_local_decl): Likewise.
4969 * alias.c (ao_ref_from_mem, get_alias_set, compare_base_symbol_refs):
4971 * tree-stdarg.c (find_va_list_reference, va_list_counter_struct_op,
4972 va_list_ptr_read, va_list_ptr_write, check_all_va_list_escapes,
4973 optimize_va_list_gpr_fpr_size): Likewise.
4974 * tree-nrv.c (pass_nrv::execute): Likewise.
4975 * tsan.c (instrument_expr): Likewise.
4976 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
4977 * vtable-verify.c (verify_bb_vtables): Likewise.
4978 * tree-dfa.c (ssa_default_def, set_ssa_default_def,
4979 get_ref_base_and_extent): Likewise.
4980 * toplev.c (wrapup_global_declaration_1, wrapup_global_declaration_2):
4982 * tree-sra.c (static bool constant_decl_p, find_var_candidates,
4983 analyze_all_variable_accesses): Likewise.
4984 * tree-nested.c (get_nonlocal_debug_decl,
4985 convert_nonlocal_omp_clauses, note_nonlocal_vla_type,
4986 note_nonlocal_block_vlas, convert_nonlocal_reference_stmt,
4987 get_local_debug_decl, convert_local_omp_clauses,
4988 convert_local_reference_stmt, nesting_copy_decl, remap_vla_decls):
4990 * tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Likewise.
4991 * stmt.c (decl_overlaps_hard_reg_set_p): Likewise.
4992 * dbxout.c (dbxout_late_global_decl, dbxout_type_fields,
4993 dbxout_symbol, dbxout_common_check): Likewise.
4994 * expr.c (expand_assignment, expand_expr_real_2, expand_expr_real_1,
4995 string_constant): Likewise.
4996 * hsa.c (hsa_get_declaration_name): Likewise.
4997 * passes.c (rest_of_decl_compilation): Likewise.
4998 * tree-ssanames.c (make_ssa_name_fn): Likewise.
4999 * tree-streamer-out.c (pack_ts_decl_common_value_fields,
5000 pack_ts_decl_with_vis_value_fields,
5001 write_ts_decl_common_tree_pointers): Likewise.
5002 * stor-layout.c (place_field): Likewise.
5003 * symtab.c (symtab_node::maybe_create_reference,
5004 symtab_node::verify_base, symtab_node::make_decl_local,
5005 symtab_node::copy_visibility_from,
5006 symtab_node::can_increase_alignment_p): Likewise.
5007 * dwarf2out.c (add_var_loc_to_decl, tls_mem_loc_descriptor,
5008 decl_by_reference_p, reference_to_unused, rtl_for_decl_location,
5009 fortran_common, add_location_or_const_value_attribute,
5010 add_scalar_info, add_linkage_name, set_block_abstract_flags,
5011 local_function_static, gen_variable_die, dwarf2out_late_global_decl,
5012 optimize_one_addr_into_implicit_ptr,
5013 optimize_location_into_implicit_ptr): Likewise.
5014 * gimple-low.c (record_vars_into): Likewise.
5015 * ipa-visibility.c (update_vtable_references): Likewise.
5016 * tree-ssa-address.c (fixed_address_object_p, copy_ref_info):
5018 * lto-streamer-out.c (tree_is_indexable, get_symbol_initial_value,
5019 DFS::DFS_write_tree_body, write_symbol): Likewise.
5020 * langhooks.c (lhd_warn_unused_global_decl,
5021 lhd_set_decl_assembler_name): Likewise.
5022 * attribs.c (decl_attributes): Likewise.
5023 * except.c (output_ttype): Likewise.
5024 * varpool.c (varpool_node::get_create, ctor_for_folding,
5025 varpool_node::assemble_decl, varpool_node::create_alias): Likewise.
5026 * fold-const.c (fold_unary_loc): Likewise.
5027 * ipa-prop.c (ipa_compute_jump_functions_for_edge,
5028 ipa_find_agg_cst_from_init): Likewise.
5029 * omp-low.c (expand_omp_regimplify_p, expand_omp_taskreg,
5030 expand_omp_target, lower_omp_regimplify_p,
5031 grid_reg_assignment_to_local_var_p, grid_remap_prebody_decls,
5032 find_link_var_op): Likewise.
5033 * tree-chrec.c (chrec_contains_symbols): Likewise.
5034 * tree-cfg.c (verify_address, verify_expr, verify_expr_location_1,
5035 gimple_duplicate_bb, move_stmt_op, replace_block_vars_by_duplicates,
5036 execute_fixup_cfg): Likewise.
5038 PR tree-optimization/77901
5039 * tree-ssa-reassoc.c (optimize_range_tests_var_bound): Only optimize
5040 if ranges[i].exp is SSA_NAME when looking for >= and only when
5041 ranges[i].exp is NULL or SSA_NAME when looking for the other
5044 2016-10-09 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5046 * ipa-cp.c (ipcp_alignment_lattice): Remove.
5047 (ipcp_param_lattices): Remove field alignment.
5048 (print_all_lattices): Remove call to ipcp_alignment_lattice::print.
5049 (set_all_contains_variable): Remove call to
5050 ipcp_alignment_lattice::set_to_bottom.
5051 (initialize_node_lattices): Likewise.
5052 (propagate_alignment_accross_jump_function): Remove.
5053 (propagate_constants_accross_call): Remove call to
5054 propagate_alignment_accross_jump_function.
5055 (ipcp_store_alignment_results): Remove.
5056 (ipcp_driver): Remove call to ipcp_store_alignment_results.
5057 (propagate_bits_accross_jump_function): Handle ancestor jump function.
5058 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Remove
5059 pretty-printing of alignment jump function.
5060 (ipa_set_jf_unknown): Remove assignment to jfunc->alignment.known.
5061 (ipa_compute_jump_functions_for_edge): Adjust ipa_bits jump function for
5062 alignments and remove computing ipa_alignment jump function.
5063 (ipa_node_params_t::duplicate): Remove copying of src_trans->alignments.
5064 (ipa_write_jump_functions): Remove streaming for ipa_alignment.
5065 (ipa_read_jump_function): Remove reading of ipa_alignment.
5066 (write_ipcp_transformation_info): Remove streaming for alignment
5067 propagation summary.
5068 (read_ipcp_transformation_info): Remove reading of alignment
5069 propagation summary.
5070 (ipcp_update_alignments): Remove.
5071 (ipcp_update_bits): Adjust to set alignment for parameters of pointer
5073 (ipcp_transform_function): Remove call to ipcp_update_alignments()
5074 and remove assignment to (*ipcp_transformations)[node->uid].alignments.
5075 * ipa-prop.h (ipa_alignment): Remove.
5076 (ipa_jump_func): Remove field alignment.
5077 (ipcp_transformation_summary): Remove field alignments.
5078 * doc/invoke.texi: Mark fipa-cp-alignment as obsolete.
5079 * opts.c (default_options_table): Remove entry for fipa-cp-alignment.
5080 (enable_fdo_optimizations): Remove checking for fipa-cp-alignment.
5082 2016-10-08 Eric Botcazou <ebotcazou@adacore.com>
5084 * config/sparc/sparc.h (FIXED_REGISTERS): Add %icc.
5086 * config/visium/visium.c (visium_expand_int_cstore): Revert latest
5088 (visium_expand_fp_cstore): Likewise.
5090 2016-10-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5092 * diagnostic-core.h (warning_at_rich_loc_n): Declare.
5093 * diagnostic.c (warning_at_rich_loc_n): New function.
5094 (diagnostic_n_impl_richloc): Likewise.
5095 (diagnostic_n_impl): Move most of the function to
5096 diagnostic_n_impl_richloc and call it.
5098 2016-10-08 Jakub Jelinek <jakub@redhat.com>
5100 * gen-pass-instances.awk: Rewritten.
5101 * Makefile.in (pass-instances.def): Depend on $(PASSES_EXTRA), pass
5102 $(PASSES_EXTRA) after passes.def to the script.
5103 * config/i386/t-i386 (PASSES_EXTRA): Add i386-passes.def.
5104 * config/i386/i386-passes.def: New file.
5105 * config/i386/i386-protos.h (make_pass_insert_vzeroupper,
5106 make_pass_stv): Declare.
5107 * config/i386/i386.c (pass_stv::pass_stv): Initialize timode_p to
5109 (pass_stv::gate): Depending on timode_p member require TARGET_64BIT
5111 (pass_stv::clone, pass_stv::set_pass_param): New methods.
5112 (pass_stv::timode_p): New non-static data member.
5113 (ix86_option_override): Don't register passes here.
5115 * doc/invoke.texi: Document accepting Else, fallthrough.
5117 * doc/invoke.texi (-Wimplicit-fallthrough): Document FALLTHRU comment
5120 * doc/invoke.texi (-Wimplicit-fallthrough): Document the accepted
5121 FALLTHRU comment styles.
5123 2016-10-07 Andrew Pinski <apinski@cavium.com>
5125 * config/aarch64/aarch64-arches.def (AARCH64_ARCH): #undef at the end.
5126 * config/aarch64/aarch64-cores.def (AARCH64_CORE): Likewise.
5127 * config/aarch64/aarch64-fusion-pairs.def (AARCH64_FUSION_PAIR):
5129 * config/aarch64/aarch64-option-extensions.def (AARCH64_OPT_EXTENSION):
5131 * config/aarch64/aarch64-tuning-flags.def (AARCH64_EXTRA_TUNING_OPTION):
5133 * config/aarch64/aarch64-opts.h (AARCH64_CORE): Don't #undef here.
5134 (AARCH64_ARCH): Likewise.
5135 * common/config/aarch64/aarch64-common.c (AARCH64_OPT_EXTENSION):
5137 (AARCH64_CORE): Likewise.
5138 (AARCH64_ARCH): Likewise.
5139 * config/aarch64/aarch64-protos.h (AARCH64_FUSION_PAIR): Likewise.
5140 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
5141 * config/aarch64/aarch64.c (AARCH64_FUION_PAIR): Likewise.
5142 (AARCH64_EXTRA_TUNING_OPTION): Likewise.
5143 (AARCH64_ARCH): Likewise.
5144 (AARCH64_CORE): Likewise.
5145 * config/aarch64/aarch64.h (AARCH64_CORE): Likewise.
5146 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Likewise.
5147 (AARCH64_CORE): Likewise.
5148 (AARCH64_ARCH): Likewise.
5150 2016-10-06 Michael Meissner <meissner@linux.vnet.ibm.com>
5152 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Split
5153 -mfloat128 into -mfloat128-type that enables the IEEE 128-bit
5154 floating point type infrastructre, and -mfloat128 that enables the
5155 keyword. Define __FLOAT128__ if -mfloat128, and __FLOAT128_TYPE__
5156 if -mfloat128-type. Define __ibm128 to be long double by default.
5157 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Print whether
5158 the IEEE 128-bit floating point type infrastructure should
5159 automatically be enabled.
5160 (rs6000_init_hard_regno_mode_ok): Switch to use -mfloat128-type
5161 instead of -mfloat128 to enable KFmode.
5162 (rs6000_option_override_internal): Split the option -mfloat128
5163 into -mfloat128-type and -mfloat128. On Linux PowerPC 64-bit
5164 systems, automatically set -mfloat128-type, but don't enable it on
5165 other operating systems. Move setting the long double size and
5166 IEEE quad support before the IEEE 128-bit floating point changes.
5167 (rs6000_init_builtins): Do not create a unique type for __ibm128
5168 if long double is IBM extended double, instead rely on __ibm128
5169 being defined as 'long double'. If -mfloat128-type and not
5170 -mfloat128, create the KFmode type with an undocumented __ieee128
5172 (rs6000_init_libfuncs): Use -mfloat128-type instead of
5173 -mfloat128 for tests about the types, but keep tests for
5174 -mfloat128 to enable the keyword support.
5175 (rs6000_complex_function_value): Likewise.
5176 (rs6000_scalar_mode_supported_p): Likewise.
5177 (rs6000_floatn_mode): Likewise.
5178 (rs6000_c_mode_for_suffix): Likewise.
5179 (rs6000_opt_masks): Add -mfloat128-type.
5180 * config/rs6000/rs6000-cpus.def (POWERPC_MASKS): Add support for
5181 -mfloat128-type being split from -mfloat128. Add
5182 -mfloat128-hardware, which was missing.
5183 * config/rs6000/rs6000.opt (-mfloat128): Split -mfloat128 into
5184 -mfloat128 and -mfloat128-type:
5185 (-mfloat128-type): Likewise.
5186 * config/rs6000/linux64.h (TARGET_FLOAT128_ENABLE_TYPE): Define so
5187 that 64-bit Linux systems with enable -mfloat128-type by default
5189 * config/rs6000/rs6000.h (TARGET_FLOAT128_ENABLE_TYPE): Likewise.
5190 (FLOAT128_VECTOR_P): Switch IEEE 128-bit floating points to use
5191 -mfloat128-type instead of -mfloat128.
5192 (FLOAT128_2REG_P): Likewise.
5193 (MASK_FLOAT128_TYPE): Likewise.
5194 (ALTIVEC_ARG_MAX_RETURN): Likewise.
5195 (RS6000_BTM_FLOAT128): Likewise.
5196 (TARGET_FLOAT128): Poison old identifiers.
5197 (OPTION_MASK_FLOAT128): Likewise.
5198 (MASK_FLOAT128): Likewise.
5199 * config/rs6000/rs6000.md (FP): Likewise.
5200 (FLOAT128): Likewise.
5201 (fix_trunc<mode>di2): Likewise.
5202 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
5203 (floatdi<mode>2): Likewise.
5204 (floatuns<SDI:mode><IEEE128:mode>2): Likewise.
5205 (neg<mode>2, FLOAT128 iterator): Likewise.
5206 (abs<mode>2, FLOAT128 iterator): Likewise.
5207 (ieee_128bit_negative_zero): Likewise.
5208 (ieee_128bit_vsx_neg<mode>2): Likewise.
5209 (ieee_128bit_vsx_neg<mode>2_internal): Likewise.
5210 (ieee_128bit_vsx_abs<mode>2): Likewise.
5211 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
5212 (ieee_128bit_vsx_nabs<mode>2): Likewise.
5213 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
5214 (extendiftf2): Likewise.
5215 (extendifkf2): Likewise.
5216 (extendtfkf2): Likewise.
5217 (trunciftf2): Likewise.
5218 (truncifkf2): Likewise.
5219 (trunckftf2): Likewise.
5220 (trunctfif2): Likewise.
5221 (extendkftf2): Likewise.
5222 (trunctfkf2): Likewise.
5224 2016-10-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5226 * simplify-rtx.c (simplify_immed_subreg): Zero-initialize tmp array
5227 before merging in bytes to pass down to real_from_target.
5229 2016-10-07 Richard Biener <rguenther@suse.de>
5231 * tree-ssa-propagate.c (replace_phi_args_in): Remove no longer
5233 (substitute_and_fold_dom_walker::before_dom_children):
5234 Substitute and fold before pass specific folding to avoid
5235 feeding that with SSA names that will be later released.
5236 * tree-ssa-ccp.c (get_value_for_expr): Guard for new SSA names
5237 introduced by folding and visited by evaluate_stmt called during
5239 (likely_value): Likewise.
5240 (evaluate_stmt): Likewise.
5241 * tree-vrp.c (simplify_truth_ops_using_ranges): Fold modified stmt.
5242 (simplify_div_or_mod_using_ranges): Likewise.
5243 (simplify_min_or_max_using_ranges): Likewise.
5244 (simplify_abs_using_ranges): Likewise.
5245 (simplify_conversion_using_ranges): Likewise.
5246 (simplify_float_conversion_using_ranges): Likewise.
5247 (simplify_stmt_using_ranges): Likewise.
5249 2016-10-07 Marek Polacek <polacek@redhat.com>
5251 * gimplify.c (should_warn_for_implicit_fallthrough): Check for
5252 FALLTHROUGH_LABEL_P here...
5253 (warn_implicit_fallthrough_r): ...not here.
5255 2016-10-07 Bernd Schmidt <bschmidt@redhat.com>
5257 PR tree-optimization/77880
5258 * expr.c (by_pieces_ninsns): Use unsigned HOST_WIDE_INT where
5261 2016-10-07 Marek Polacek <polacek@redhat.com>
5264 * gimplify.c (last_stmt_in_scope): Add check for FALLTHROUGH ().
5266 2016-10-07 Richard Biener <rguenther@suse.de>
5268 * bitmap.h: Document constraints on bitmap modification while
5271 2016-10-07 Richard Biener <rguenther@suse.de>
5273 * bitmap.c (bitmap_elem_to_freelist): Set indx to -1.
5274 * bitmap.h (bmp_iter_set): When advancing to the next element
5275 check that we didn't remove the current one.
5276 (bmp_iter_and): Likewise.
5277 (bmp_iter_and_compl): Likewise.
5278 * tree-ssa.c (release_defs_bitset): Do not remove worklist bit
5279 we currently iterate on but keep a one-level queue.
5280 * sched-deps.c (remove_from_deps): Do not clear current bit
5281 but keep a one-level queue.
5283 2016-10-07 Jakub Jelinek <jakub@redhat.com>
5285 PR tree-optimization/77664
5286 * tree-ssa-reassoc.c (update_range_test): Also clear low and high
5287 for the other ranges.
5288 (optimize_range_tests_diff): Fix up formatting.
5289 (optimize_range_tests_var_bound): New function.
5290 (optimize_range_tests): Use it.
5292 2016-10-07 Martin Liska <mliska@suse.cz>
5294 * coverage.c (build_gcov_exit_decl): Fix priority what
5295 should be really 99.
5297 2016-10-07 Richard Biener <rguenther@suse.de>
5299 * gimple-low.c (lower_gimple_bind): Clear DECL_CHAIN of
5300 vars in gimple_bind_vars but not in BLOCK_VARS.
5302 2016-10-07 Richard Biener <rguenther@suse.de>
5304 PR tree-optimization/77879
5305 * tree-ssa-structalias.c (handle_const_call): Properly handle
5307 (handle_pure_call): Likewise.
5309 2016-10-06 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5311 * config/rs6000/rs6000.c (rs6000_elf_asm_out_constructor)
5312 (rs6000_elf_asm_out_destructor): increase size of buf to avoid
5315 2016-10-06 Andrew Pinski <apinski@cavium.com>
5317 * config/aarch64/aarch64-cores.def: Add a comment before each
5320 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
5322 PR tree-optimization/77862
5323 * tree-vrp.c (add_equivalence): Use get_value_range so that
5324 num_vr_values is checked before accessing vr_values.
5326 2016-10-06 Kugan Vivekanandarajah <kuganv@linaro.org>
5328 * tree-vrp.c (evrp_dom_walker::before_dom_children): Handle
5331 2016-10-05 Jeff Law <law@redhat.com>
5333 PR tree-optimization/71661
5334 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Handle case when
5335 removal of a forwarder exposes a new natural loop.
5337 2016-10-06 Uros Bizjak <ubizjak@gmail.com>
5339 * config/i386/sse.md (andnot<mode>3): Add FALLTHRU comments.
5340 Introduce ssesuffix variable.
5341 (<mask_codefor><code><mode>3<mask_name>): Ditto.
5342 (*<code><mode>3): Ditto.
5344 2016-10-06 Jan Hubicka <hubicka@ucw.cz>
5346 * postreload.c (reload_cse_simplify): Skip also USE when detecting
5349 2016-10-06 Richard Biener <rguenther@suse.de>
5351 PR tree-optimization/77855
5352 * tree-ssa-pre.c (prune_clobbered_mems): Queue exprs to remove
5353 instead of removing the current item while iterating over the set
5356 2016-10-06 James Clarke <jrtc27@jrtc27.com>
5357 Eric Botcazou <ebotcazou@adacore.com>
5360 * config/sparc/sparc.c (classify_data_t): Remove int_regs field.
5361 (classify_registers): Don't set it
5362 (function_arg_slotno): Don't initialize and test it. Tidy up.
5364 2016-10-06 Richard Biener <rguenther@suse.de>
5366 PR tree-optimization/77839
5367 * tree-ssa-sccvn.c (set_ssa_val_to): Forbid value -> constant value
5370 2016-10-06 Martin Liska <mliska@suse.cz>
5372 * gcc.c: Set -fprofile-update=atomic when profiling is
5373 enabled and -pthread is set. Warn when one combines
5374 -pthread and -fprofile-update=single for an app using
5377 2016-10-06 Martin Liska <mliska@suse.cz>
5380 * expmed.h (mul_highpart_cost_ptr): Add an gcc_assert.
5381 * gimple-ssa-strength-reduction.c (slsr_process_cast):
5382 Initialize a pointer to NULL.
5383 (slsr_process_copy): Likewise.
5384 * input.c (location_get_source_line): Likewise.
5385 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Likewise.
5387 2016-10-05 Andrew Senkevich <andrew.senkevich@intel.com>
5389 * common/config/i386/i386-common.c (OPTION_MASK_ISA_PCOMMIT_UNSET,
5390 OPTION_MASK_ISA_PCOMMIT_SET): Deleted definitions.
5391 (ix86_handle_option): Deleted handle of OPT_mpcommit.
5392 * config.gcc: Deleted pcommitintrin.h
5393 * config/i386/pcommitintrin.h: Deleted file.
5394 * config/i386/cpuid.h (bit_PCOMMIT): Deleted.
5395 * config/i386/driver-i386.c (host_detect_local_cpu): Deleted pcommit
5397 * config/i386/i386-c.c (ix86_target_macros_internal): Deleted define
5399 * config/i386/i386.c (ix86_target_string): Deleted -mpcommit.
5400 (PTA_PCOMMIT): Deleted define.
5401 (ix86_option_override_internal): Deleted handle of option.
5402 (ix86_valid_target_attribute_inner_p): Deleted pcommit.
5403 * config/i386/i386-builtin.def (IX86_BUILTIN_PCOMMIT,
5404 __builtin_ia32_pcommit): Deleted.
5405 * config/i386/i386.h (TARGET_PCOMMIT, TARGET_PCOMMIT_P): Deleted.
5406 * config/i386/i386.md (unspecv): Deleted UNSPECV_PCOMMIT.
5407 (pcommit): Deleted instruction.
5408 * config/i386/i386.opt: Mention -mpcommit deprecation.
5409 * config/i386/x86intrin.h: Deleted inclusion of pcommitintrin.h.
5411 2016-10-05 Uros Bizjak <ubizjak@gmail.com>
5414 * config/i386/sse.md (<mask_codefor><code><mode>3<mask_name>):
5415 Remove wrong assert.
5416 (<floatsuffix>float<sseintvecmodelower><mode>2<mask_name><round_name>:
5417 Use <round_constraint> as operand 1 constraint.
5419 2016-10-05 Jakub Jelinek <jakub@redhat.com>
5422 * ubsan.c (ubsan_create_data): Call initialize_sanitizer_builtins here.
5423 (ubsan_instrument_float_cast): And not here.
5426 * ubsan.c (ubsan_ids): New GTY(()) array.
5427 (ubsan_type_descriptor, ubsan_create_data): Use ubsan_ids
5428 instead of static local counters.
5430 2016-10-05 Martin Sebor <msebor@redhat.com>
5433 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Define macro.
5434 * config/linux.c (gnu_libc_printf_pointer_format): Remove.
5435 * targhooks.c [DEFAULT_LIBC == LIBC_UCLIBC) && SINGLE_LIBC]
5436 (default_printf_pointer_format): Define function.
5437 * targhooks.c (linux_printf_pointer_format): Define new function.
5438 * targhooks.h (linux_printf_pointer_format): Declare.
5439 (gnu_libc_printf_pointer_format): Remove declaration.
5441 2016-10-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5443 * fold-const.c (native_encode_real): Fix logic for selecting offset
5444 to write to when BYTES_BIG_ENDIAN.
5446 2016-10-05 Wilco Dijkstra <wdijkstr@arm.com>
5448 * builtins.c (fold_builtin_strchr): Remove function.
5449 (fold_builtin_strrchr): Likewise.
5450 (fold_builtin2): Remove strchr, index, strrchr, rindex cases.
5451 * gimple-fold.c (target_char_cst_p): New function.
5452 (gimple_fold_builtin_strchr) Add more foldings.
5453 (gimple_fold_builtin): Add index, strrchr, rindex cases.
5455 2016-10-05 Richard Biener <rguenther@suse.de>
5458 * genmatch.c (capture_info::walk_c_expr): Diagnose unknown
5459 capture ids in c-exprs.
5461 2016-10-05 Richard Biener <rguenther@suse.de>
5464 * genmatch.c (dt_operand::gen_match_op): Amend operand_equal_p
5465 with types_match for GIMPLE code gen to handle type mismatched
5467 (dt_operand::gen): Adjust.
5468 * match.pd ((X /[ex] A) * A -> X): Properly handle converted
5471 2016-10-05 Richard Biener <rguenther@suse.de>
5473 * match.pd (copysign(x, CST) -> [-]abs (x)): New pattern.
5475 2016-10-05 Richard Biener <rguenther@suse.de>
5478 * genmatch.c (parser::parse_c_expr): Handle premature EOF.
5480 2016-10-05 Pierre-Marie de Rodat <derodat@adacore.com>
5482 * dwarf2out.c (dwarf2out_imported_module_or_decl): Move DWARF
5483 version check to protect only DW_TAG_imported_module generation.
5485 2016-10-05 Richard Biener <rguenther@suse.de>
5488 * match.pd (min(a,-a) -> -abs(a)): New pattern.
5490 2016-10-04 Ian Lance Taylor <iant@golang.org>
5492 * explow.c (allocate_dynamic_stack_space): Call
5493 do_pending_stack_adjust before handling flag_split_stack.
5495 2016-10-04 David Malcolm <dmalcolm@redhat.com>
5497 * genattrtab.c (make_internal_attr): Supply dummy column number to
5500 * genoutput.c (init_insn_for_nothing): Likewise.
5501 * gensupport.c (add_define_attr): Likewise.
5502 * read-md.c (message_at_1): Print column number.
5503 (fatal_with_file_and_line): Likewise.
5504 (rtx_reader::read_char): Track column numbers.
5505 (rtx_reader::unread_char): Likewise.
5506 (rtx_reader::rtx_reader): Initialize m_read_md_colno.
5507 (rtx_reader::handle_include): Stash and restore m_read_md_colno.
5508 (rtx_reader::handle_file): Initialize m_read_md_colno.
5509 (rtx_reader::get_current_location): Supply column number to
5511 * read-md.h (struct file_location): Add field "colno".
5512 (file_location::file_location): Likewise.
5513 (rtx_reader::get_colno): New accessor.
5514 (rtx_reader::m_read_md_colno): New field.
5515 (rtx_reader::m_last_line_colno): New field.
5517 2016-10-04 Jakub Jelinek <jakub@redhat.com>
5519 * doc/extend.texi (Java Exceptions): Remove.
5520 (java_interface): Remove.
5522 2016-10-04 Doug Gilmore <doug.gilmore@imgtec.com>
5524 PR tree-optimization/77808
5525 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Check base_addr
5526 and addr are different before copying points-to information.
5528 2016-10-04 Uros Bizjak <ubizjak@gmail.com>
5530 * config/i386/x86-tune.def (X86_TUNE_VECTORIZE_DOUBLE): Remove.
5531 * config/i386/i386.h (TARGET_VECTORIZE_DOUBLE): Remove.
5532 * config/i386/i386.c (ix86_add_stmt_cost): Use TARGET_BONNEL instead
5533 of !TARGET_VECTORIZE_DOUBLE when penalizing DFmode vector ops.
5535 2016-10-04 Richard Biener <rguenther@suse.de>
5537 PR tree-optimization/77399
5538 * tree-ssa-forwprop.c (simplify_vector_constructor): Properly
5539 verify the target can convert.
5541 2016-10-04 Richard Biener <rguenther@suse.de>
5544 * explow.c (plus_constant): Verify the mode of the constant
5545 pool offset before calling plus_constant.
5547 2016-10-04 Richard Biener <rguenther@suse.de>
5550 * match.pd (X / abs (X) -> X < 0 ? -1 : 1): Drop vector
5551 type support, mark with :C.
5552 (X / -X -> -1): Mark with :C.
5554 2016-10-04 Jakub Jelinek <jakub@redhat.com>
5556 * defaults.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Remove.
5557 * system.h (JCR_SECTION_NAME, TARGET_USE_JCR_SECTION): Poison.
5558 * doc/tm.texi.in (TARGET_USE_JCR_SECTION): Remove.
5559 * doc/tm.texi: Regenerated.
5560 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Remove.
5561 * config/i386/cygming.h (TARGET_USE_JCR_SECTION): Remove.
5562 * config/darwin.h (JCR_SECTION_NAME): Remove.
5563 * config/pa/pa64-hpux.h (JCR_SECTION_NAME): Remove.
5564 * config/rs6000/aix71.h (TARGET_USE_JCR_SECTION): Remove.
5565 * config/rs6000/aix51.h (TARGET_USE_JCR_SECTION): Remove.
5566 * config/rs6000/aix52.h (TARGET_USE_JCR_SECTION): Remove.
5567 * config/rs6000/aix53.h (TARGET_USE_JCR_SECTION): Remove.
5568 * config/rs6000/aix61.h (TARGET_USE_JCR_SECTION): Remove.
5570 2016-10-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
5572 * ipa-cp.c (propagate_bits_accross_jump_function): Introduce space
5573 between "because" and "param" in dump message in call to fprintf.
5575 2016-10-03 Jeff Law <law@redhat.com>
5577 PR tree-optimization/71550
5578 PR tree-optimization/71403
5579 * tree-ssa-threadbackward.c: Include tree-vectorizer.h
5580 (profitable_jump_thread_path): Also return boolean indicating if
5581 the realized path will create an irreducible loop.
5582 Remove loop depth tests from 71403.
5583 (fsm_find_control_statement_thread_paths): Remove loop depth tests
5584 from 71403. If threading will create an irreducible loop, then
5585 throw away loop iteration and related information.
5587 2016-10-03 Uros Bizjak <ubizjak@gmail.com>
5589 * configure.ac (strict_warn): Merge -Wmissing-format-attribute and
5590 -Woverloaded-virtual checks for warning options.
5591 * configure: Regenerate.
5593 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
5595 PR preprocessor/77699
5596 * input.c (maybe_grow): Don't allocate one byte extra headroom.
5597 (get_next_line): Return false on error.
5598 (read_next_line): Removed, use get_next_line instead.
5599 (read_line_num): Don't copy the line.
5600 (location_get_source_line): Don't use static data.
5601 (selftest::test_reading_source_line): Add more test cases.
5603 2016-10-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5606 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5608 * ifcvt.c (noce_try_avoid_const_materialization): New function.
5609 (noce_process_if_block): Use it.
5611 2016-10-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
5613 * doc/invoke.texi: Update -Wint-in-bool-context.
5615 2016-10-02 Jakub Jelinek <jakub@redhat.com>
5617 * dwarf2out.c (output_fde, output_call_frame_info,
5618 dwarf2out_do_cfi_startproc, set_indirect_string,
5619 gen_internal_sym, output_die, output_line_info): Use
5620 MAX_ARTIFICIAL_LABEL_BYTES as char array sizes for
5621 ASM_GENERATE_INTERNAL_LABEL output.
5623 2016-10-01 Richard Biener <rguenther@suse.de>
5626 * genmatch.c (get_operand_type): Add operand position arg
5627 and handle COND_EXPR comparison operand with fixed boolean_type_node.
5628 (expr::gen_transform): Adjust.
5629 (dt_simplify::gen_1): Likewise.
5631 2016-10-01 Jakub Jelinek <jakub@redhat.com>
5633 * config/i386/sse.md (<mask_codefor><code><mode>): Add FALLTHRU
5634 comments. Simplify asserts, remove unnecessary conditions.
5636 (*<code><mode>3): Likewise.
5638 2016-09-30 Jakub Jelinek <jakub@redhat.com>
5640 * doc/invoke.texi (-Wregister): Document.
5642 2016-09-30 Bernd Edlinger <bernd.edlinger@hotmail.de>
5644 * configure.ac: Split CHECKING_P into CHECKING_P and
5645 ENABLE_EXTRA_CHECKING.
5646 * configure: Regenerated.
5647 * config.in: Adjust commment of CHECKING_P. Add ENABLE_EXTRA_CHECKING.
5648 * common.opt (flag_checking): Use CHECKING_P and ENABLE_EXTRA_CHECKING.
5650 2016-09-30 Prasad Ghangal <prasad.ghangal@gmail.com>
5653 * gcc.c (process_command): For @filename handling, output
5654 the correct name if the file does not exist.
5656 2016-09-30 Marek Polacek <polacek@redhat.com>
5658 * config/aarch64/aarch64-simd.md: Adjust fall through comments.
5659 * config/alpha/predicates.md: Likewise.
5661 2016-09-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5663 * ifcvt.c (noce_try_avoid_const_materialization): New function.
5664 (noce_process_if_block): Use it.
5666 2016-09-30 Martin Liska <mliska@suse.cz>
5668 * doc/invoke.texi: Document asan-use-after-return that
5669 it's disabled by default in runtime.
5671 2016-09-30 Richard Biener <rguenther@suse.de>
5673 * tree-vrp.c (intersect_ranges): If we failed to handle
5674 the intersection choose a constant singleton range if available.
5676 2016-09-30 Richard Biener <rguenther@suse.de>
5678 PR tree-optimization/77399
5679 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
5680 float <-> int conversions.
5682 2016-09-30 Alan Modra <amodra@gmail.com>
5684 * config/rs6000/rs6000.c (rs6000_opt_vars): Revert last change.
5686 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
5688 * config/i386/driver-i386.c (host_detect_local_cpu): Check maximum
5689 ext_level before calling CPUID with 0x80000008.
5690 Simplify xgetbv checks.
5692 2016-09-29 David Malcolm <dmalcolm@redhat.com>
5694 * Makefile.in (OBJS): Add print-rtl-function.o.
5695 * print-rtl-function.c: New file.
5696 * print-rtl.h (print_rtx_function): New decl.
5698 2016-09-29 Uros Bizjak <ubizjak@gmail.com>
5701 * config/i386/cpuid.h (__get_cpuid_count): New.
5702 (__get_cpuid): Rename __level to __leaf.
5704 2016-09-29 Marek Polacek <polacek@redhat.com>
5706 * genattrtab.c (write_attr_case): Also emit FALLTHRU marker.
5708 2016-09-29 Bernd Schmidt <bschmidt@redhat.com>
5711 * builtins.c (expand_builtin_memcmp): Don't swap args unless
5712 result is only being compared with zero.
5714 2016-09-29 Marek Polacek <polacek@redhat.com>
5716 * dwarf2out.c (loc_descriptor): Add fall through comment.
5717 (add_const_value_attribute): Likewise.
5719 2016-09-29 Matthew Wahab <matthew.wahab@arm.com>
5721 * config/arm/arm.md (*arm_movsi_insn): Replace "t2" arch attribute
5722 with "v6t2". Move "arch" attribute above "pool_range".
5723 * config/arm/vfp.md (*arm_movhi_vfp): Replace "t2" arch attribute
5725 (*thumb2_movhi_vfp): Likewise.
5726 (*arm_movhi_fp16): Likewise.
5727 (*thumb2_movhi_fp16): Likewise.
5728 (*arm_movsi_vfp): Remove "arch" attribute.
5729 (*thumb2_movsi_vfp): Likewise.
5731 2016-09-29 Martin Liska <mliska@suse.cz>
5733 * doc/extend.texi: Remove limitation of Objective C for
5734 __attribute__((constructor)) and __attribute__((destructor)).
5736 2016-09-29 Richard Biener <rguenther@suse.de>
5738 PR tree-optimization/77768
5739 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
5740 Handle stores to readonly memory when removing redundant stores.
5742 2016-09-29 Richard Biener <rguenther@suse.de>
5745 * match.pd: Add X / abs (X) -> X < 0 ? -1 : 1 and
5746 X / -X -> -1 simplifications.
5748 2016-09-29 Richard Biener <rguenther@suse.de>
5751 * match.pd: Add max(a,-a) -> abs(a) pattern.
5752 * tree-ssa-phiopt.c (minmax_replacement): Disable for
5753 HONOR_SIGNED_ZEROS types.
5755 2016-09-29 James Greenhalgh <james.greenhalgh@arm.com>
5757 * defaults.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Remove.
5758 * system.h (TARGET_FLT_EVAL_METHOD_NON_DEFAULT): Poison.
5760 2016-09-29 Richard Biener <rguenther@suse.de>
5762 * tree-vrp.c (set_defs_to_varying): New helper avoiding
5763 writing to vr_const_varying.
5764 (vrp_initialize): Call it.
5765 (vrp_visit_stmt): Likewise.
5766 (evrp_dom_walker::before_dom_children): Likewise.
5768 2016-09-29 Richard Biener <rguenther@suse.de>
5770 * tree-vect-stmts.c (vectorizable_load): Avoid emitting vector
5771 constructors with vector elements.
5773 2016-09-29 Richard Biener <rguenther@suse.de>
5775 PR tree-optimization/77768
5776 * tree-ssa-sccvn.c (visit_reference_op_store): Properly deal
5777 with stores to a place we know has a constant value.
5779 2016-09-29 Alan Modra <amodra@gmail.com>
5781 * config/rs6000/sysv4.opt (mgnu-attribute): New option.
5782 * doc/invoke.texi: Document it.
5783 * config/rs6000/rs6000.c (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): Define.
5784 (rs6000_passes_float): Comment.
5785 (rs6000_passes_long_double): New static var.
5786 (call_ABI_of_interest): Return false unless rs6000_gnu_attr is set.
5787 (init_cumulative_args): Set up to emit fp .gnu_attribute for
5788 ELF 64-bit ABIs as well as 32-bit ELF. Correct rs6000_passes_float
5789 to include fp values returned in vectors.
5790 Set rs6000_passes_long_double.
5791 (rs6000_function_arg_advance_1): Likewise for function args.
5792 (rs6000_elf_file_end): Emit fp .gnu_attribute for ELF 64-bit ABIs,
5793 and SPE. Emit long double tag value too.
5794 (rs6000_opt_vars): Add gnu-attr.
5795 * configure.ac (HAVE_LD_PPC_GNU_ATTR_LONG_DOUBLE): New ppc32 test.
5796 * configure: Regenerate.
5797 * config.in: Regenerate.
5799 2016-09-28 Jakub Jelinek <jakub@redhat.com>
5801 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Use x > 0 instead
5803 (format_floating, format_string, format_directive,
5804 get_destination_size, pass_sprintf_length::handle_gimple_call):
5807 2016-09-28 Jakub Jelinek <jakub@redhat.com>
5809 * gimple-ssa-sprintf.c: Fix comment formatting.
5810 (format_integer): Use is_gimple_assign.
5811 (pass_sprintf_length::handle_gimple_call): Use gimple_call_builtin_p
5812 and gimple_call_fndecl. Reorder case BUILT_IN_SPRINTF_CHK. Fix up
5813 BUILT_IN_SNPRINTF_CHK comment. Replace "to to" with "to" in comment.
5814 (pass_sprintf_length::execute): Use is_gimple_call.
5816 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
5818 * gimple-fold.c (gimple_fold_builtin): After failing to fold
5819 strchr, also try the generic folding.
5821 2016-09-28 Martin Sebor <msebor@redhat.com>
5824 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call):
5827 2016-09-28 Martin Sebor <msebor@redhat.com>
5830 * gimple-ssa-sprintf.c (format_integer): Fail gracefully when
5831 length modifier is not expected.
5832 (format_floating): Ignore l length modifier and fail gracefuly
5833 when it isn't one of the other expected ones.
5835 2016-09-28 Martin Sebor <msebor@redhat.com>
5838 * varasm.c (assemble_addr_to_section): Increase local buffer size.
5840 2016-09-27 Richard Biener <rguenther@suse.de>
5842 * dwarf2out.c (cu_die_list): New global.
5843 (dwarf2out_finish): Walk cu_die_list instead of limbo DIEs. Add
5844 main_comp_unit_die to cu_die_list if we created it.
5845 Move break_out_includes ...
5846 (dwarf2out_early_finish): ... here. Push created CU DIEs onto
5849 2016-09-28 Richard Biener <rguenther@suse.de>
5851 * dwarf2out.c (struct die_struct): Add removed flag.
5852 (lookup_type_die): If the DIE is marked as removed, clear
5853 TYPE_SYMTAB_DIE and return NULL.
5854 (lookup_decl_die): If the DIE is marked as removed, remove it
5855 from the hash and return NULL.
5856 (mark_removed): New helper.
5857 (prune_unused_types_prune): Call it for removed DIEs.
5858 (gen_subprogram_die): Move the premark_used_types call to after
5859 DIEs for the functions scopes are generated.
5860 (process_scope_var): Do not re-create pruned types or type decls.
5861 Make sure to also re-parent type decls.
5862 (dwarf2out_finish): Move unused type pruning and debug_types
5864 (dwarf2out_early_finish): ... here.
5866 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
5868 * config/arc/arc-c.c: New file.
5869 * config/arc/arc-c.def: Likewise.
5870 * config/arc/t-arc: Likewise.
5871 * config.gcc: Include arc-c.o as c and cpp object.
5872 * config/arc/arc-protos.h (arc_cpu_cpp_builtins): Add prototype.
5873 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Use
5874 arc_cpu_cpp_builtins.
5876 2016-09-29 Claudiu Zissulescu <claziss@synopsys.com>
5878 * config/arc/arc.md (*rotrsi3_cnt1): New pattern.
5879 (*ashlsi2_cnt1, *lshrsi3_cnt1, *ashrsi3_cnt1): Likewise.
5881 2016-09-28 Nathan Sidwell <nathan@acm.org>
5883 * gimple-pretty-print.c (dump_gimple_call_args): Simplify "' "
5886 2016-09-28 Wilco Dijkstra <wdijkstr@arm.com>
5888 PR tree-optimization/61056
5889 * gimple-fold.c (gimple_fold_builtin_strchr):
5890 New function to optimize strchr (s, 0) to strlen.
5891 (gimple_fold_builtin): Add BUILT_IN_STRCHR case.
5893 2016-09-27 Robin Dapp <rdapp@linux.vnet.ibm.com>
5895 PR tree-optimization/77724
5896 * tree-vect-loop-manip.c (create_intersect_range_checks_index):
5897 Add tree_fits_shwi_p check.
5899 2016-09-27 Jakub Jelinek <jakub@redhat.com>
5901 * auto-inc-dec.c (try_merge): Remove break after return.
5902 * cselib.c (autoinc_split): Likewise.
5903 * explow.c (promote_mode): Likewise.
5904 * fixed-value.c (fixed_arithmetic): Likewise.
5905 * hsa.c (hsa_internal_fn::get_arity): Likewise.
5906 * rtlanal.c (modified_between_p, modified_in_p): Likewise.
5907 * trans-mem.c (get_attrs_for): Likewise.
5908 * tree-if-conv.c (if_convertible_stmt_p): Likewise.
5909 * tree-vrp.c (simplify_stmt_using_ranges): Likewise.
5910 * config/aarch64/aarch64-builtins.c (aarch64_fold_builtin): Likewise.
5911 * config/aarch64/aarch64.c (aarch64_get_condition_code_1): Likewise.
5912 * config/c6x/c6x.c (c6x_get_unit_specifier): Likewise.
5913 * config/cr16/cr16.c (legitimate_pic_operand_p): Likewise.
5914 * config/cris/cris.c (cris_op_str): Likewise.
5915 * config/mn10300/mn10300.c (cc_flags_for_code): Likewise.
5916 * config/tilepro/tilepro.c (tilepro_emit_setcc_internal_di): Likewise.
5918 2016-09-27 Nathan Sidwell <nathan@codesourcery.com>
5920 * internal-fn.h (IFN_UNIQUE_CODES, IFN_GOACC_LOOP_CODES,
5921 IFN_GOACC_REDUCTION_CODES): New.
5922 (enum ifn_unique_kind, enum ifn_goacc_loop_kind, enum
5923 ifn_goacc_reduction_kind): Use them.
5924 * gimple-pretty-print.c (dump_gimple_call_args): Decode first arg
5925 of internal functions, when applicable.
5927 2016-09-27 Maciej W. Rozycki <macro@imgtec.com>
5929 * config/mips/constraints.md (d): Fix documentation.
5930 * doc/md.texi (Machine Constraints): Update accordingly.
5932 2016-09-27 Richard Biener <rguenther@suse.de>
5934 * dwarf2out.c (dwarf2out_init): Move text_section_line_info,
5935 cur_line_info_table initialization ...
5936 (dwarf2out_assembly_start): ... here.
5938 2016-09-27 Matthew Wahab <matthew.wahab@arm.com>
5940 * config/arm/arm.md (*arm_movsi_insn): Add "arch" attribute.
5941 * config/arm/vfp.md (*arm_movhi_vfp): Likewise.
5942 (*thumb2_movhi_vfp): Likewise.
5943 (*arm_movhi_fp16): Remove predication operand from VMOV.F16
5944 template. Expand predicable attribute to mark VMOV.F16 as not
5945 predicable. Add "arch" attribute.
5946 (*thumb2_movhi_fp16): Likewise.
5947 (*arm_movsi_vfp): Break a long line. Add "arch" attribute.
5948 (*thumb2_movsi_vfp): Add "arch" attribute.
5950 2016-09-27 David Edelsohn <dje.gcc@gmail.com>
5952 * config/rs6000/rs6000.c (rs6000_output_symbol): Don't modify
5955 2016-09-27 Marek Polacek <polacek@redhat.com>
5957 * config/ia64/ia64.c (ia64_print_operand): Adjust fall through
5960 * config/c6x/c6x.h: Adjust fall through comment.
5961 * config/sh/sh.c (final_prescan_insn): Likewise.
5962 * config/visium/visium.c (visium_expand_int_cstore): Likewise.
5963 (visium_expand_fp_cstore): Likewise.
5965 2016-09-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5967 * config/arm/arm.c (const_ok_for_op): Use "Fall through" comment form
5968 expected by -Wimplicit-fallthrough.
5969 (thumb1_size_rtx_costs): Likewise.
5970 (thumb2_reorg): Likewise.
5971 (tls_mentioned_p): Add "Fall through" comment.
5972 (thumb2_reorg): Likewise.
5973 * config/arm/arm-builtins.c (arm_expand_neon_args): Use "Fall through"
5974 comment form expected by -Wimplicit-fallthrough.
5976 2016-09-27 Martin Liska <mliska@suse.cz>
5978 PR gcov-profile/46266
5979 * input.h (RESERVED_LOCATION_P): New macro.
5980 * profile.c (branch_prob): Use RESERVED_LOCATION_P and
5981 instread of comparison with UNKNOWN_LOCATION.
5983 2016-09-27 Richard Biener <rguenther@suse.de>
5985 PR tree-optimization/77745
5986 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
5987 When removing redundant stores make sure to check compatibility
5988 of the TBAA state for downstream accesses.
5989 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise for when
5990 value-numbering virtual operands for store matches.
5992 2016-09-27 Oleg Endo <olegendo@gcc.gnu.org>
5995 * config/sh/sh.c (sh_rtx_costs): Fix return value of SET of movt and
5996 movrt patterns. Match them before anything else in the SET case.
5998 2016-09-27 Martin Liska <mliska@suse.cz>
6000 PR gcov-profile/7970
6001 PR gcov-profile/16855
6002 PR gcov-profile/44779
6003 * coverage.c (build_gcov_exit_decl): New function.
6004 (coverage_obj_init): Call the function and generate __gcov_exit
6006 * doc/gcov.texi: Document when __gcov_exit function is called.
6008 2016-09-27 Marek Polacek <polacek@redhat.com>
6011 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
6012 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Use
6013 -Wno-error instead of -Wno-implicit-fallthrough.
6015 2016-09-27 Martin Liska <mliska@suse.cz>
6018 * gcov-counter.def: Remove GCOV_COUNTER_V_DELTA.
6020 2016-09-27 Jakub Jelinek <jakub@redhat.com>
6022 * combine.c (simplify_comparison): Add canonical FALLTHROUGH comments.
6023 * config/i386/i386.c (ix86_dep_by_shift_count_body): Add FALLTHROUGH
6024 comments. Remove break after return.
6025 (ix86_fp_compare_code_to_integer, has_dispatch,
6026 ix86_simd_clone_usable): Remove break after return.
6028 2016-09-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
6030 PR rlt-optimization/77714
6031 * lra-eliminations.c (eliminate_regs_in_insn): Avoid alias on
6034 2016-09-27 Kugan Vivekanandarajah <kuganv@linaro.org>
6037 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Use
6038 extract_range_from_unary_expr to convert value_range.
6039 * tree-vrp.c (extract_range_from_unary_expr_1): Rename to.
6040 (extract_range_from_unary_expr): This.
6041 * tree-vrp.h (extract_range_from_unary_expr): Declare.
6043 2016-09-27 Segher Boessenkool <segher@kernel.crashing.org>
6045 * config/rs6000/rs6000.md (movcc_internal1): Disparage using CTR or LR.
6047 2016-09-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6049 * config/i386/i386.c (ix86_print_operand)
6050 [HAVE_AS_IX86_CMOV_SUN_SYNTAX]: Add gcc_fallthrough.
6051 * config/sparc/sparc.c (check_pic): Add fallthrough comment.
6052 (epilogue_renumber): Likewise.
6054 2016-09-26 Kugan Vivekanandarajah <kuganv@linaro.org>
6057 * tree-ssa-reassoc.c (make_new_ssa_for_def): Use gimple_get_lhs
6058 to get lhs instead of gimple_assign_lhs as stmt can be builtins too.
6060 2016-09-26 Thomas Preud'homme <thomas.preudhomme@arm.com>
6062 * tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
6063 is_mm_consume, is_mm_acquire, is_mm_release, is_mm_acq_rel,
6064 is_mm_seq_cst, is_mm_sync): Move to ...
6065 * memmodel.h: This. New file.
6066 * builtins.c: Include memmodel.h.
6067 * optabs.c: Likewise.
6069 * config/aarch64/aarch64.c: Likewise.
6070 * config/alpha/alpha.c: Likewise.
6071 * config/arm/arm.c: Likewise.
6072 * config/i386/i386.c: Likewise.
6073 * config/ia64/ia64.c: Likewise.
6074 * config/mips/mips.c: Likewise.
6075 * config/rs6000/rs6000.c: Likewise.
6076 * config/sparc/sparc.c: Likewise.
6077 * genconditions.c: Include memmodel.h in generated file.
6078 * genemit.c: Likewise.
6079 * genoutput.c: Likewise.
6080 * genpeep.c: Likewise.
6081 * genpreds.c: Likewise.
6082 * genrecog.c: Likewise.
6084 2016-09-26 David Malcolm <dmalcolm@redhat.com>
6086 * read-rtl.c (read_rtx_code): Rename local "i" to "idx", and use
6087 "c" instead when parsing characters. Move operand parsing into...
6088 (read_rtx_operand): ...this new function, renaming "i" to "idx",
6089 and tightening the scope of various locals.
6091 2016-09-26 Liu Hao <lh_mouse@126.com>
6093 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Fix typo.
6095 2016-09-26 Marek Polacek <polacek@redhat.com>
6097 * system.h: Use __has_attribute to check whether the fallthrough
6098 attribute is supported.
6100 2016-09-26 Marek Polacek <polacek@redhat.com>
6102 * ipa-inline-analysis.c (find_foldable_builtin_expect): Use
6103 gimple_call_internal_p.
6104 * ipa-split.c (find_return_bb): Likewise.
6105 (execute_split_functions): Likewise.
6106 * omp-low.c (dump_oacc_loop_part): Likewise.
6107 (oacc_loop_xform_head_tail): Likewise.
6108 * predict.c (predict_loops): Likewise.
6109 * sanopt.c (pass_sanopt::execute): Likewise.
6110 * tree-cfg.c (get_abnormal_succ_dispatcher): Likewise.
6111 * tree-parloops.c (oacc_entry_exit_ok_1): Likewise.
6112 * tree-stdarg.c (gimple_call_ifn_va_arg_p): Remove function.
6113 (expand_ifn_va_arg_1): Use gimple_call_internal_p.
6114 (expand_ifn_va_arg): Likewise.
6115 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
6116 (optimize_mask_stores): Likewise.
6117 * tree-vect-stmts.c (vect_simd_lane_linear): Likewise.
6118 (vect_transform_stmt): Likewise.
6119 * tree-vectorizer.c (vect_loop_vectorized_call): Likewise.
6120 * tsan.c (instrument_memory_accesses): Likewise.
6122 2016-09-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6123 Alexander Monakov <amonakov@ispras.ru>
6125 * regrename.c (rename_chains): Check
6126 HARD_FRAME_POINTER_IS_FRAME_POINTER rather than
6127 HARD_FRAME_POINTER_REGNUM when picking unavailable registers.
6128 * sel-sched.c (mark_unavailable_hard_regs): Likewise.
6130 2016-09-26 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6132 * config/s390/s390.c (s390_rtx_costs): Add /* fallthrough */.
6133 (s390_sched_score): Likewise.
6135 2016-09-26 Martin Liska <mliska@suse.cz>
6137 * doc/gcov.texi: Update program output of gcov tool.
6139 2016-09-26 Martin Liska <mliska@suse.cz>
6141 PR gcov-profile/23332
6142 * profile.c (instrument_values): Do not handle HIST_TYPE_CONST_DELTA.
6143 * tree-profile.c (gimple_gen_const_delta_profiler): Remove.
6144 * value-prof.c (dump_histogram_value): Do not handle
6145 HIST_TYPE_CONST_DELTA.
6146 (stream_in_histogram_value): Likewise.
6147 (gimple_find_values_to_profile): Likewise.
6148 * value-prof.h (enum hist_type): Likewise.
6150 2016-09-26 Martin Liska <mliska@suse.cz>
6152 * common.opt: Exclude SANITIZE_UNREACHABLE and SANITIZE_RETURN
6153 from default sanitize recover values.
6154 * doc/invoke.texi: Fix documentation related to -fsanitize=leak,
6155 -fsanitize=address, -fsanitize=thread and -fsanitize-recover.
6156 * flag-types.h: Replace couple of 1 << x to 1UL << x, make it
6158 * opts.c (finish_options): Do a generic loop over options
6159 that can be recovered.
6160 (parse_sanitizer_options): Exclude SANITIZE_UNREACHABLE and
6162 (common_handle_option): Likewise.
6163 * opts.h: Declare can_recover to sanitizer_opts_s.
6165 2016-09-26 Andre Vieira <andre.simoesdiasvieira@arm.com>
6167 * target.def(elf_flags_numeric): Change documentation to present tense.
6168 * doc/tm.texi: Regenerate.
6170 2016-09-26 Marek Polacek <polacek@redhat.com>
6173 * Makefile.in (insn-attrtab.o-warn, insn-dfatab.o-warn,
6174 insn-latencytab.o-warn, insn-output.o-warn, insn-emit.o-warn): Add
6175 -Wno-switch-fallthrough.
6176 * builtins.c (expand_builtin_int_roundingfn_2): Add gcc_fallthrough.
6177 (expand_builtin): Likewise.
6178 * config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass): Likewise.
6179 * convert.c (convert_to_real_1): Likewise.
6180 (convert_to_integer_1): Likewise.
6181 * final.c (output_alternate_entry_point): Likewise.
6182 * genattrtab.c (make_canonical): Likewise.
6183 (write_test_expr): Likewise.
6184 * genpreds.c (validate_exp): Likewise.
6185 * gimple-ssa-strength-reduction.c
6186 (find_candidates_dom_walker::before_dom_children): Likewise.
6187 * godump.c (go_format_type): Likewise.
6188 * reload1.c (elimination_effects): Likewise.
6189 * resource.c (mark_referenced_resources): Likewise.
6190 (mark_set_resources): Likewise.
6191 * tree-ssa-loop-ivopts.c (find_deriving_biv_for_expr): Likewise.
6192 * varasm.c (output_addressed_constants): Likewise.
6194 2016-09-26 Marek Polacek <polacek@redhat.com>
6197 * common.opt (Wimplicit-fallthrough): New option.
6198 * doc/extend.texi: Document statement attributes and the fallthrough
6200 * doc/invoke.texi: Document -Wimplicit-fallthrough.
6201 * gimple.h (gimple_call_internal_p): New function.
6202 * gimplify.c (struct gimplify_ctx): Add in_switch_expr.
6203 (struct label_entry): New struct.
6204 (find_label_entry): New function.
6205 (case_label_p): New function.
6206 (collect_fallthrough_labels): New function.
6207 (last_stmt_in_scope): New function.
6208 (should_warn_for_implicit_fallthrough): New function.
6209 (warn_implicit_fallthrough_r): New function.
6210 (maybe_warn_implicit_fallthrough): New function.
6211 (expand_FALLTHROUGH_r): New function.
6212 (expand_FALLTHROUGH): New function.
6213 (gimplify_switch_expr): Call maybe_warn_implicit_fallthrough and
6214 expand_FALLTHROUGH for the innermost GIMPLE_SWITCH.
6215 (gimplify_label_expr): New function.
6216 (gimplify_case_label_expr): Set location.
6217 (gimplify_expr): Call gimplify_label_expr.
6218 * internal-fn.c (expand_FALLTHROUGH): New function.
6219 * internal-fn.def (FALLTHROUGH): New internal function.
6220 * langhooks.c (lang_GNU_OBJC): New function.
6221 * langhooks.h (lang_GNU_OBJC): Declare.
6222 * system.h (gcc_fallthrough): Define.
6223 * tree-core.h: Add FALLTHROUGH_LABEL_P comment.
6224 * tree.h (FALLTHROUGH_LABEL_P): Define.
6226 2016-09-26 Richard Biener <rguenther@suse.de>
6228 * dwarf2out.c (stripattributes): Remove unused function.
6229 (DEBUG_NORM_MACINFO_SECTION): Rename to DEBUG_MACINFO_SECTION.
6230 Push dwarf_split_debug_info handling into init_sections_and_labels.
6231 (DEBUG_NORM_MACRO_SECTION): Likewise to DEBUG_MACRO_SECTION.
6232 (DEBUG_MACRO_SECTION_FLAGS): Remove.
6233 (debug_macinfo_section_name): New global.
6234 (output_macinfo): Use debug_macinfo_section_name.
6235 (init_sections_and_labels): Split out section and label generation
6236 from dwarf2out_init. Set debug_macinfo_section_name.
6237 (dwarf2out_init): Move text section label generation and emission
6239 (dwarf2out_assembly_start): ... here.
6240 (dwarf2out_finish): Call init_sections_and_labels before DWARF
6243 2016-09-26 Richard Biener <rguenther@suse.de>
6246 * cgraphunit.c (analyze_functions): Before early removing
6247 global vars calls the late_global_decl debug handler mark
6248 the variable as readonly.
6250 2016-09-25 Oleg Endo <olegendo@gcc.gnu.org>
6253 * config/sh/sh.c (sh_movt_set_dest, sh_movrt_set_dest): Add overloads.
6254 (sh_rtx_costs): Handle SET of movt and movrt patterns.
6255 * cnofig/sh/sh-protos.h (sh_movt_set_dest, sh_movrt_set_dest): Forward
6256 declare new overloads.
6257 * config/sh/sh.md (*cset_zero): Add variant that takes a treg_set_expr
6260 2016-09-24 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6262 * config/rs6000/rs6000.c (expand_block_compare, do_load_for_compare):
6263 Change TARGET_LITTLE_ENDIAN to !BYTES_BIG_ENDIAN.
6265 2016-09-24 David Edelsohn <dje.gcc@gmail.com>
6267 * configure.ac (gcc_cv_as_aix_dwloc): Fix typo in assembly fragment.
6268 * configure: Regenerate.
6270 2016-09-24 Marek Polacek <polacek@redhat.com>
6273 * doc/invoke.texi: Document -Wbool-operation.
6275 2016-09-23 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
6277 * config/rs6000/rs6000.md (cmpmemsi): New define_expand.
6278 * config/rs6000/rs6000.c (expand_block_compare): New function used by
6279 cmpmemsi pattern to do builtin expansion of memcmp ().
6280 (compute_current_alignment): Add helper function for
6281 expand_block_compare used to compute alignment as the compare proceeds.
6282 (select_block_compare_mode): Used by expand_block_compare to select
6283 the mode used for reading the next chunk of bytes in the compare.
6284 (do_load_for_compare): Used by expand_block_compare to emit the load
6285 insns for the compare.
6286 (rs6000_emit_dot_insn): Moved this function to avoid a forward
6287 reference from expand_block_compare ().
6288 * config/rs6000/rs6000-protos.h (expand_block_compare): Add a
6289 prototype for this function.
6290 * config/rs6000/rs6000.opt (mblock-compare-inline-limit): Add a new
6291 target option for controlling how much code inline expansion of
6292 memcmp() will be allowed to generate.
6294 2016-09-23 Jakub Jelinek <jakub@redhat.com>
6296 * hooks.c (hook_bool_bool_false, hook_bool_bool_gcc_optionsp_false,
6297 hook_bool_mode_false, hook_bool_mode_true,
6298 hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
6299 hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
6300 hook_bool_const_rtx_insn_const_rtx_insn_true,
6301 hook_bool_mode_uhwi_false, hook_void_FILEptr_constcharptr,
6302 hook_bool_FILEptr_rtx_false, hook_bool_gsiptr_false,
6303 hook_bool_const_tree_hwi_hwi_const_tree_false,
6304 hook_bool_const_tree_hwi_hwi_const_tree_true,
6305 default_can_output_mi_thunk_no_vcall, hook_int_uint_mode_1,
6306 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
6307 hook_int_rtx_0, hook_int_rtx_bool_0, hook_void_tree,
6308 hook_void_constcharptr, hook_void_tree_treeptr, hook_void_int_int,
6309 hook_bool_tree_false, hook_bool_const_tree_false, hook_bool_tree_true,
6310 hook_bool_const_tree_true, hook_bool_tree_tree_false,
6311 hook_bool_tree_tree_true, hook_bool_tree_bool_false,
6312 hook_bool_rtx_insn_true, hook_bool_rtx_false,
6313 hook_bool_uintp_uintp_false,
6314 hook_bool_rtx_mode_int_int_intp_bool_false, hook_rtx_rtx_null,
6315 hook_rtx_tree_int_null, hook_uint_mode_0,
6316 hook_constcharptr_const_tree_null, hook_tree_tree_int_treep_bool_null,
6317 hook_tree_tree_tree_null, hook_tree_tree_tree_tree_null,
6318 hook_constcharptr_const_rtx_insn_null,
6319 hook_constcharptr_const_tree_const_tree_null,
6320 hook_constcharptr_int_const_tree_null,
6321 hook_constcharptr_int_const_tree_const_tree_null,
6322 hook_tree_const_tree_null, hook_bool_rtx_insn_int_false,
6323 hook_void_rtx_insn_int, hook_void_gcc_optionsp): For arguments with
6324 ATTRIBUTE_UNUSED, remove parameter name as well as ATTRIBUTE_UNUSED.
6326 * vec.h (vNULL): Extend comment to say = vNULL initialization
6327 isn't needed for static vars.
6329 * sel-sched-ir.c (sel_global_bb_info, sel_region_bb_info,
6330 loop_nests, s_i_d, last_added_blocks): Remove unnecessary
6331 = vNULL initialization of file scope vec.
6332 * passes.c (pass_tab, enabled_pass_uid_range_tab,
6333 disabled_pass_uid_range_tab): Likewise.
6334 * haifa-sched.c (sched_luids, h_i_d): Likewise.
6335 * tree-chkp-opt.c (check_infos): Likewise.
6336 * sel-sched.c (vec_av_set, vec_temp_moveop_nops): Likewise.
6338 * vec.h (vnull::operator vec): Add constexpr keyword for
6341 2016-09-23 Doug Gilmore <doug.gilmore@imgtec.com>
6343 PR tree-optimization/77654
6344 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Add call
6345 to duplicate_ssa_name_ptr_info.
6347 2016-09-23 David Malcolm <dmalcolm@redhat.com>
6349 PR preprocessor/77672
6350 * input.c (selftest::test_lexer_string_locations_simple): Update
6351 test to expect location information of the terminator character
6352 at the location of the final closing quote.
6353 (selftest::test_lexer_string_locations_hex): Likewise.
6354 (selftest::test_lexer_string_locations_oct): Likewise.
6355 (selftest::test_lexer_string_locations_letter_escape_1): Likewise.
6356 (selftest::test_lexer_string_locations_letter_escape_2): Likewise.
6357 (selftest::test_lexer_string_locations_ucn4): Likewise.
6358 (selftest::test_lexer_string_locations_ucn8): Likewise.
6359 (selftest::test_lexer_string_locations_u8): Likewise.
6360 (selftest::test_lexer_string_locations_utf8_source): Likewise.
6361 (selftest::test_lexer_string_locations_concatenation_1): Likewise.
6362 (selftest::test_lexer_string_locations_concatenation_2): Likewise.
6363 (selftest::test_lexer_string_locations_concatenation_3): Likewise.
6364 (selftest::test_lexer_string_locations_macro): Likewise.
6365 (selftest::test_lexer_string_locations_long_line): Likewise.
6367 2016-09-23 Richard Biener <rguenther@suse.de>
6369 * tree-ssa-sccvn.c (visit_reference_op_call): Value number
6370 virtual definition to virtual use if the call devirtualizes
6371 to a const or pure function.
6372 (visit_use): Also visit calls we can devirtualize to a
6373 const or pure function.
6375 2016-09-23 Richard Biener <rguenther@suse.de>
6377 PR tree-optimization/77697
6378 * tree-ssa-forwprop.c (defcodefor_name): Remove bogus code,
6379 signal error if we have sth ternary or unhandled.
6381 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6383 * config/arm/arm_neon.h (vabd_f16): New.
6417 (vcvt_f16_s16): New.
6418 (vcvt_f16_u16): New.
6419 (vcvt_s16_f16): New.
6420 (vcvt_u16_f16): New.
6421 (vcvtq_f16_s16): New.
6422 (vcvtq_f16_u16): New.
6423 (vcvtq_s16_f16): New.
6424 (vcvtq_u16_f16): New.
6425 (vcvta_s16_f16): New.
6426 (vcvta_u16_f16): New.
6427 (vcvtaq_s16_f16): New.
6428 (vcvtaq_u16_f16): New.
6429 (vcvtm_s16_f16): New.
6430 (vcvtm_u16_f16): New.
6431 (vcvtmq_s16_f16): New.
6432 (vcvtmq_u16_f16): New.
6433 (vcvtn_s16_f16): New.
6434 (vcvtn_u16_f16): New.
6435 (vcvtnq_s16_f16): New.
6436 (vcvtnq_u16_f16): New.
6437 (vcvtp_s16_f16): New.
6438 (vcvtp_u16_f16): New.
6439 (vcvtpq_s16_f16): New.
6440 (vcvtpq_u16_f16): New.
6441 (vcvt_n_f16_s16): New.
6442 (vcvt_n_f16_u16): New.
6443 (vcvtq_n_f16_s16): New.
6444 (vcvtq_n_f16_u16): New.
6445 (vcvt_n_s16_f16): New.
6446 (vcvt_n_u16_f16): New.
6447 (vcvtq_n_s16_f16): New.
6448 (vcvtq_n_u16_f16): New.
6462 (vmul_lane_f16): New.
6465 (vmulq_lane_f16): New.
6487 (vrsqrteq_f16): New.
6491 (vrsqrtsq_f16): New.
6495 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6497 * config.gcc (extra_headers): Add arm_fp16.h
6498 * config/arm/arm_fp16.h: New.
6499 * config/arm/arm_neon.h: Include "arm_fp16.h".
6501 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6503 * config/arm/arm_neon_builtins.def (vadd): New (v8hf, v4hf
6505 (vmulf): New (v8hf, v4hf variants).
6506 (vfma): New (v8hf, v4hf variants).
6507 (vfms): New (v8hf, v4hf variants).
6508 (vsub): New (v8hf, v4hf variants).
6509 (vcage): New (v8hf, v4hf variants).
6510 (vcagt): New (v8hf, v4hf variants).
6511 (vcale): New (v8hf, v4hf variants).
6512 (vcalt): New (v8hf, v4hf variants).
6513 (vceq): New (v8hf, v4hf variants).
6514 (vcgt): New (v8hf, v4hf variants).
6515 (vcge): New (v8hf, v4hf variants).
6516 (vcle): New (v8hf, v4hf variants).
6517 (vclt): New (v8hf, v4hf variants).
6518 (vceqz): New (v8hf, v4hf variants).
6519 (vcgez): New (v8hf, v4hf variants).
6520 (vcgtz): New (v8hf, v4hf variants).
6521 (vcltz): New (v8hf, v4hf variants).
6522 (vclez): New (v8hf, v4hf variants).
6523 (vabd): New (v8hf, v4hf variants).
6524 (vmaxf): New (v8hf, v4hf variants).
6525 (vmaxnm): New (v8hf, v4hf variants).
6526 (vminf): New (v8hf, v4hf variants).
6527 (vminnm): New (v8hf, v4hf variants).
6528 (vpmaxf): New (v4hf variant).
6529 (vpminf): New (v4hf variant).
6530 (vpadd): New (v4hf variant).
6531 (vrecps): New (v8hf, v4hf variants).
6532 (vrsqrts): New (v8hf, v4hf variants).
6533 (vabs): New (v8hf, v4hf variants).
6534 (vneg): New (v8hf, v4hf variants).
6535 (vrecpe): New (v8hf, v4hf variants).
6536 (vrnd): New (v8hf, v4hf variants).
6537 (vrnda): New (v8hf, v4hf variants).
6538 (vrndm): New (v8hf, v4hf variants).
6539 (vrndn): New (v8hf, v4hf variants).
6540 (vrndp): New (v8hf, v4hf variants).
6541 (vrndx): New (v8hf, v4hf variants).
6542 (vrsqrte): New (v8hf, v4hf variants).
6543 (vmul_lane): Add v4hf and v8hf variants.
6544 (vmul_n): Add v4hf and v8hf variants.
6545 (vext): New (v8hf, v4hf variants).
6546 (vcvts): New (v8hi, v4hi variants).
6547 (vcvts): New (v8hf, v4hf variants).
6548 (vcvtu): New (v8hi, v4hi variants).
6549 (vcvtu): New (v8hf, v4hf variants).
6550 (vcvts_n): New (v8hf, v4hf variants).
6551 (vcvtu_n): New (v8hi, v4hi variants).
6552 (vcvts_n): New (v8hi, v4hi variants).
6553 (vcvtu_n): New (v8hf, v4hf variants).
6554 (vbsl): New (v8hf, v4hf variants).
6555 (vcvtas): New (v8hf, v4hf variants).
6556 (vcvtau): New (v8hf, v4hf variants).
6557 (vcvtms): New (v8hf, v4hf variants).
6558 (vcvtmu): New (v8hf, v4hf variants).
6559 (vcvtns): New (v8hf, v4hf variants).
6560 (vcvtnu): New (v8hf, v4hf variants).
6561 (vcvtps): New (v8hf, v4hf variants).
6562 (vcvtpu): New (v8hf, v4hf variants).
6564 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6566 * config/arm/arm-builtins.c (hf_UP): New.
6568 (vfp_builtin_data): New. Update comment.
6569 (enum arm_builtins): Include "arm_vfp_builtins.def".
6570 (ARM_BUILTIN_VFP_PATTERN_START): New.
6571 (arm_init_vfp_builtins): New.
6572 (arm_init_builtins): Add arm_init_vfp_builtins.
6573 (arm_expand_vfp_builtin): New.
6574 (arm_expand_builtins): Update for arm_expand_vfp_builtin. Fix
6576 * config/arm/arm_vfp_builtins.def: New file.
6577 * config/arm/t-arm (arm.o): Add arm_vfp_builtins.def.
6578 (arm-builtins.o): Likewise.
6580 2016-09-23 Kugan Vivekanandarajah <kuganv@linaro.org>
6583 * ipa-cp.c (propagate_vr_accross_jump_function): Drop TREE_OVERFLOW
6584 from constant while creating value range.
6586 2016-09-23 Renlin Li <renlin.li@arm.com>
6588 * ira.c (ira): Move ira_use_lra_p initialization code to ...
6589 (ira_init_once): Here.
6591 2016-09-23 Uros Bizjak <ubizjak@gmail.com>
6592 Jakub Jelinek <jakub@redhat.com>
6594 * hooks.h (hook_uint_uintp_false): Rename to...
6595 (hook_bool_uint_uintp_false): ... this.
6596 * hooks.c (hook_uint_uintp_false): Rename to...
6597 (hook_bool_uint_uintp_false): ... this.
6598 * target.def (elf_flags_numeric): Use hook_bool_uint_uintp_false
6599 instead of hook_uint_uintp_false.
6601 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6603 * config/arm/arm-builtins.c (arm_init_neon_builtin): New.
6604 (arm_init_builtins): Move body of a loop to the standalone
6605 function arm_init_neon_builtin.
6606 (arm_expand_neon_builtin_1): New. Update comment. Function body
6607 moved from arm_neon_builtin with some white-space fixes.
6608 (arm_expand_neon_builtin): Move code into the standalone function
6609 arm_expand_neon_builtin_1.
6611 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6613 * config/arm/iterators.md (VCVTHI): New.
6614 (NEON_VCMP): Add UNSPEC_VCLT and UNSPEC_VCLE. Fix a long line.
6618 (V_reg): Add HF, V4HF and V8HF. Fix white-space.
6619 (V_HALF): Add V4HF. Fix white-space.
6620 (V_if_elem): Add HF, V4HF and V8HF. Fix white-space.
6621 (V_s_elem): Likewise.
6622 (V_sz_elem): Fix white-space.
6623 (V_elem_ch): Likewise.
6625 (scalar_mul_constraint): Add V8HF and V4HF.
6626 (Is_float_mode): Fix white-space.
6627 (Is_d_reg): Add V4HF and V8HF. Fix white-space.
6628 (q): Add HF. Fix white-space.
6631 (cmp_op_unsp): Add UNSPEC_VCALE and UNSPEC_VCALT.
6632 (neon_vfm_lane_as): New.
6633 * config/arm/neon.md (add<mode>3_fp16): New.
6634 (sub<mode>3_fp16): New.
6635 (mul<mode>3add<mode>_neon): New.
6636 (fma<VH:mode>4_intrinsic): New.
6637 (fmsub<VCVTF:mode>4_intrinsic): Fix white-space.
6638 (fmsub<VH:mode>4_intrinsic): New.
6639 (<absneg_str><mode>2): New.
6640 (neon_v<absneg_str><mode>): New.
6641 (neon_v<fp16_rnd_str><mode>): New.
6642 (neon_vrsqrte<mode>): New.
6643 (neon_vpaddv4hf): New.
6644 (neon_vadd<mode>): New.
6645 (neon_vsub<mode>): New.
6646 (neon_vmulf<mode>): New.
6647 (neon_vfma<VH:mode>): New.
6648 (neon_vfms<VH:mode>): New.
6649 (neon_vc<cmp_op><mode>): New.
6650 (neon_vc<cmp_op><mode>_fp16insn): New
6651 (neon_vc<cmp_op_unsp><mode>_fp16insn_unspec): New.
6652 (neon_vca<cmp_op><mode>): New.
6653 (neon_vca<cmp_op><mode>_fp16insn): New.
6654 (neon_vca<cmp_op_unsp><mode>_fp16insn_unspec): New.
6655 (neon_vc<cmp_op>z<mode>): New.
6656 (neon_vabd<mode>): New.
6657 (neon_v<maxmin>f<mode>): New.
6658 (neon_vp<maxmin>fv4hf: New.
6659 (neon_<fmaxmin_op><mode>): New.
6660 (neon_vrecps<mode>): New.
6661 (neon_vrsqrts<mode>): New.
6662 (neon_vrecpe<mode>): New (VH variant).
6663 (neon_vdup_lane<mode>_internal): New.
6664 (neon_vdup_lane<mode>): New.
6665 (neon_vcvt<sup><mode>): New (VCVTHI variant).
6666 (neon_vcvt<sup><mode>): New (VH variant).
6667 (neon_vcvt<sup>_n<mode>): New (VH variant).
6668 (neon_vcvt<sup>_n<mode>): New (VCVTHI variant).
6669 (neon_vcvt<vcvth_op><sup><mode>): New.
6670 (neon_vmul_lane<mode>): New.
6671 (neon_vmul_n<mode>): New.
6672 * config/arm/unspecs.md (UNSPEC_VCALE): New
6673 (UNSPEC_VCALT): New.
6674 (UNSPEC_VFMA_LANE): New.
6675 (UNSPECS_VFMS_LANE): New.
6677 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
6679 * config/s390/s390.md ("*extzv<mode>_zEC12", "*extzv<mode>_z10")
6680 ("*extzv<mode><clobbercc_or_nocc>"):
6681 Correct a typo in a comment.
6683 ("*insv<mode>_zEC12", "*insv<mode>_z10")
6684 ("*insv<mode><clobbercc_or_nocc>"): Ditto.
6685 ("*insv<mode>_zEC12_appendbitsleft")
6686 ("*insv<mode><clobbercc_or_nocc>_appendbitsleft")
6687 ("*insv<mode>_z10_appendbitsleft"): Ditto.
6688 ("*insv<mode>_zEC12_noshift", "*insv<mode>_z10_noshift")
6689 ("*insv<mode><clobbercc_or_nocc>_noshift"): Ditto.
6690 Provide pattern with operands switched.
6691 ("*pre_z10_extv<mode>"):
6692 Use new subst patterns.
6693 ("*extzvdi<clobbercc_or_nocc>_lshiftrt", "*<risbg_n>_ior_and_sr_ze")
6694 ("*extvsidi<clobbercc_or_nocc>", "*<risbg_n>_and_subregdi_rotr")
6695 ("*<risbg_n>_and_subregdi_rotl", "*<risbg_n>_di_and_rot")
6696 ("*insv_z10_noshift_cc", "*insv_z10_noshift_cconly")
6697 ("*<risbg_n>_<mode>_ior_and_lshiftrt")
6698 ("*<risbg_n>_sidi_ior_and_lshiftrt")
6699 ("*trunc_sidi_and_subreg_lshrt<clobbercc_or_nocc>"):
6701 ("*extzv_<mode>_sll", "*extzv_<mode>_srl")
6702 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
6703 ("*extzv_<mode>_sll<clobbercc_or_nocc>"): Renamed patterns, use risbgn
6705 ("SINT"): New mode_iterator with SI, HI, QI.
6706 * config/s390/subst.md ("clobbercc_or_nocc_subst", "z10_or_zEC12_cond")
6707 ("clobbercc_or_nocc", "risbg_n"): New constructs for risbg pattern
6710 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
6712 * config/s390/predicates.md ("contiguous_bitmask_operand"): Adapt to
6713 new interface of s390_contiguous_bitmask_p.
6714 ("contiguous_bitmask_nowrap_operand"): New predicate.
6715 ("*anddi3_cc", "*anddi3_cconly", "*anddi3"): Replace NxxDq with NxxDw.
6716 * config/s390/constraints.md ("NxxDw", "NxxSq"): Adapt to new interface
6717 of s390_contiguous_bitmask_p.
6718 ("NxxDw"): Rename NxxDq constraint to NxxDw.
6719 ("NxxSw"): New constraint.
6720 * config/s390/s390.md ("*andsi3_zarch"): Enable bitmask wraparound.
6721 * config/s390/s390-protos.h (s390_contiguous_bitmask_p): Updated
6723 (s390_contiguous_bitmask_nowrap_p): Export.
6724 * config/s390/s390.c (s390_contiguous_bitmask_nowrap_p): New name of
6725 former s390_contiguous_bitmask_p.
6726 (s390_contiguous_bitmask_p): Use s390_contiguous_bitmask_nowrap_p to
6727 detect contiguous bit ranges with wraparound. Change signature to
6728 return START and END position instead of POS and LENGTH.
6729 (s390_contiguous_bitmask_vector_p): Remove extra code for continous bit
6730 ranges with wraparound.
6731 (s390_extzv_shift_ok): Use s390_contiguous_bitmask_nowrap_p.
6732 (s390_contiguous_bitmask_vector_p,s390_extzv_shift_ok,print_operand):
6733 Adapt to new signature of s390_contiguous_bitmask_p.
6735 2016-09-23 Bin Cheng <bin.cheng@arm.com>
6737 * tree-vect-loop-manip.c (create_intersect_range_checks_index): New.
6738 (create_intersect_range_checks): New.
6739 (vect_create_cond_for_alias_checks): Call above function.
6741 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6743 * config/arm/iterators.md (Code iterators): Fix some white-space
6747 (FCVT): Moved from vfp.md.
6748 (VCVT_HF_US_N): New.
6749 (VCVT_SI_US_N): New.
6754 (FCVTI32typename): Moved from vfp.md.
6755 (sup): Add UNSPEC_VCVTA_S, UNSPEC_VCVTA_U, UNSPEC_VCVTM_S,
6756 UNSPEC_VCVTM_U, UNSPEC_VCVTN_S, UNSPEC_VCVTN_U, UNSPEC_VCVTP_S,
6757 UNSPEC_VCVTP_U, UNSPEC_VCVT_HF_S_N, UNSPEC_VCVT_HF_U_N,
6758 UNSPEC_VCVT_SI_S_N, UNSPEC_VCVT_SI_U_N, UNSPEC_VCVTH_S_N,
6759 UNSPEC_VCVTH_U_N, UNSPEC_VCVTH_S and UNSPEC_VCVTH_U.
6761 (fp16_rnd_str): New.
6762 (fp16_rnd_insn): New.
6763 * config/arm/unspecs.md (UNSPEC_VCVT_HF_S_N): New.
6764 (UNSPEC_VCVT_HF_U_N): New.
6765 (UNSPEC_VCVT_SI_S_N): New.
6766 (UNSPEC_VCVT_SI_U_N): New.
6767 (UNSPEC_VCVTH_S): New.
6768 (UNSPEC_VCVTH_U): New.
6769 (UNSPEC_VCVTA_S): New.
6770 (UNSPEC_VCVTA_U): New.
6771 (UNSPEC_VCVTM_S): New.
6772 (UNSPEC_VCVTM_U): New.
6773 (UNSPEC_VCVTN_S): New.
6774 (UNSPEC_VCVTN_U): New.
6775 (UNSPEC_VCVTP_S): New.
6776 (UNSPEC_VCVTP_U): New.
6777 (UNSPEC_VCVTP_S): New.
6778 (UNSPEC_VCVTP_U): New.
6780 (UNSPEC_VRNDA): New.
6781 (UNSPEC_VRNDI): New.
6782 (UNSPEC_VRNDM): New.
6783 (UNSPEC_VRNDN): New.
6784 (UNSPEC_VRNDP): New.
6785 (UNSPEC_VRNDX): New.
6786 * config/arm/vfp.md (<absneg_str>hf2): New.
6788 (neon_v<fp16_rnd_str>hf): New.
6789 (neon_vrndihf): New.
6794 (*mulsf3neghf_vfp): New.
6795 (*negmulhf3_vfp): New.
6796 (*mulsf3addhf_vfp): New.
6797 (*mulhf3subhf_vfp): New.
6798 (*mulhf3neghfaddhf_vfp): New.
6799 (*mulhf3neghfsubhf_vfp): New.
6802 (fmsubhf4_fp16): New.
6806 (neon_vsqrthf): New.
6807 (neon_vrsqrtshf): New.
6808 (FCVT): Move to iterators.md.
6809 (FCVTI32typename): Likewise.
6810 (neon_vcvth<sup>hf): New.
6811 (neon_vcvth<sup>si): New.
6812 (neon_vcvth<sup>_nhf_unspec): New.
6813 (neon_vcvth<sup>_nhf): New.
6814 (neon_vcvth<sup>_nsi_unspec): New.
6815 (neon_vcvth<sup>_nsi): New.
6816 (neon_vcvt<vcvth_op>h<sup>si): New.
6817 (neon_<fmaxmin_op>hf): New.
6819 2016-09-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
6821 * config/s390/s390.md (bitoff, bitoff_plus): Neq mode attributes.
6822 ("*extzv<mode>_zEC12", "*insv<mode>_zEC12", "*insv<mode>_z10")
6823 ("*insv<mode>_zEC12_appendbitsleft")
6824 ("*insv<mode>_z10_appendbitsleft", "*r<noxa>sbg_<mode>_sll")
6825 ("*r<noxa>sbg_<mode>_srl"): Use new attributes.
6827 2016-09-23 Jakub Jelinek <jakub@redhat.com>
6829 * ipa-cp.c (ipcp_store_vr_results): Avoid static local var zero.
6830 * sreal.h (sreal::min, sreal::max): Avoid static local vars,
6831 construct values without normalization.
6832 * tree-ssa-sccvn.c (vn_reference_lookup_3): Don't initialize
6833 static local lhs_ops to vNULL.
6835 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6836 Jiong Wang <jiong.wang@arm.com>
6838 * config/arm/arm.c (coproc_secondary_reload_class): Make HFmode
6839 available when FP16 instructions are available.
6840 (output_move_vfp): Add support for 16-bit data moves.
6841 (arm_validize_comparison): Fix some white-space. Support HFmode
6842 by conversion to SFmode.
6843 * config/arm/arm.md (truncdfhf2): Fix a comment.
6844 (extendhfdf2): Likewise.
6846 (movsicc): Fix some white-space.
6848 (movsfcc): Fix some white-space.
6850 * config/arm/vfp.md (*arm_movhi_vfp): Disable when VFP FP16
6851 instructions are available.
6852 (*thumb2_movhi_vfp): Likewise.
6853 (*arm_movhi_fp16): New.
6854 (*thumb2_movhi_fp16): New.
6855 (*movhf_vfp_fp16): New.
6856 (*movhf_vfp_neon): Disable when VFP FP16 instructions are available.
6857 (*movhf_vfp): Likewise.
6858 (extendhfsf2): Enable when VFP FP16 instructions are available.
6859 (truncsfhf2): Enable when VFP FP16 instructions are available.
6861 2016-09-23 Martin Liska <mliska@suse.cz>
6863 * config/s390/vx-builtins.md: Replace 'adress' with 'address'.
6865 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6867 * config/arm/arm.c (arm_evpc_neon_vuzp): Add support for V8HF and
6869 (arm_evpc_neon_vtrn): Likewise.
6870 (arm_evpc_neon_vrev): Likewise.
6871 (arm_evpc_neon_vext): Likewise.
6872 * config/arm/arm_neon.h (vbsl_f16): New.
6876 (vdup_lane_f16): New.
6877 (vdupq_lane_f16): New.
6890 * config/arm/arm_neon_buillins.def (vdup_n): New (v8hf, v4hf variants).
6891 (vdup_lane): New (v8hf, v4hf variants).
6892 (vext): New (v8hf, v4hf variants).
6893 (vbsl): New (v8hf, v4hf variants).
6894 * config/arm/iterators.md (VDQWH): New.
6896 (V_double_vector_mode): Add V8HF and V4HF. Fix white-space.
6897 (Scalar_mul_8_16): Fix white-space.
6898 (Is_d_reg): Add V4HF and V8HF.
6899 * config/arm/neon.md (neon_vdup_lane<mode>_internal): New.
6900 (neon_vdup_lane<mode>): New.
6901 (neon_vtrn<mode>_internal): Replace VDQW with VDQWH.
6902 (*neon_vtrn<mode>_insn): Likewise.
6903 (neon_vzip<mode>_internal): Likewise. Also fix white-space.
6904 (*neon_vzip<mode>_insn): Likewise
6905 (neon_vuzp<mode>_internal): Likewise.
6906 (*neon_vuzp<mode>_insn): Likewise
6907 * config/arm/vec-common.md (vec_perm_const<mode>): New.
6909 2016-09-23 Jiong Wang <jiong.wang@arm.com>
6910 Matthew Wahab <matthew.wahab@arm.com>
6912 * config/arm/arm.c (output_move_vfp): Weaken assert to allow HImode.
6913 (arm_hard_regno_mode_ok): Allow HImode values in VFP registers.
6914 * config/arm/arm.md (*movhi_bytes): Disable when VFP registers are
6915 available. Also fix some white-space.
6916 * config/arm/vfp.md (*arm_movhi_vfp): New.
6917 (*thumb2_movhi_vfp): New.
6919 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6921 * config/arm/arm-c.c (arm_cpu_builtins): Define
6922 "__ARM_FEATURE_FP16_SCALAR_ARITHMETIC" and
6923 "__ARM_FEATURE_FP16_VECTOR_ARITHMETIC".
6925 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6927 * doc/sourcebuild.texi (ARM-specific attributes): Add anchor for
6928 arm_v8_1a_neon_ok. Add entries for arm_v8_2a_fp16_scalar_ok,
6929 arm_v8_2a_fp16_scalar_hw, arm_v8_2a_fp16_neon_ok and
6930 arm_v8_2a_fp16_neon_hw.
6931 (Add options): Add entries for arm_v8_1a_neon, arm_v8_2a_scalar,
6934 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6936 * doc/sourcebuild.texi (ARM-specific attributes): Add entries for
6937 arm_fp16_alternative_ok and arm_fp16_none_ok.
6939 2016-09-23 Martin Liska <mliska@suse.cz>
6941 * ipa-icf.c (sem_variable::merge): Replace adress with address.
6943 2016-09-23 Matthew Wahab <matthew.wahab@arm.com>
6945 * config/arm/arm-arches.def ("armv8.1-a"): Add FL_CRC32.
6947 ("armv8.2-a+fp16"): New.
6948 * config/arm/arm-protos.h (FL2_ARCH8_2): New.
6949 (FL2_FP16INST): New.
6950 (FL2_FOR_ARCH8_2A): New.
6951 * config/arm/arm-tables.opt: Regenerate.
6952 * config/arm/arm.c (arm_arch8_2): New.
6953 (arm_fp16_inst): New.
6954 (arm_option_override): Set arm_arch8_2 and arm_fp16_inst. Check
6955 for incompatible fp16-format settings.
6956 * config/arm/arm.h (TARGET_VFP_FP16INST): New.
6957 (TARGET_NEON_FP16INST): New.
6958 (arm_arch8_2): Declare.
6959 (arm_fp16_inst): Declare.
6960 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for
6961 march=armv8.2-a and march=armv8.2-a+fp16.
6962 * config/arm/t-aprofile (Arch Matches): Add entries for armv8.2-a
6964 * doc/invoke.texi (ARM Options): Add "-march=armv8.1-a",
6965 "-march=armv8.2-a" and "-march=armv8.2-a+fp16".
6967 2016-09-23 Martin Liska <mliska@suse.cz>
6969 * doc/extend.texi: Remove fused-madd from i386 target options.
6971 2016-09-23 Martin Liska <mliska@suse.cz>
6973 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
6976 2016-09-23 Martin Liska <mliska@suse.cz>
6978 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
6981 2016-09-23 Martin Liska <mliska@suse.cz>
6984 * config/i386/i386.c (ix86_option_override_internal): Change
6985 signature and return false when there's an error related to
6987 (release_options_strings): New function.
6988 (ix86_valid_target_attribute_tree): Call the function.
6990 2016-09-23 Jakub Jelinek <jakub@redhat.com>
6992 * hsa-gen.c (hsa_op_immed::hsa_op_immed Use CONSTRUCTOR_NELTS (...)
6993 instead of vec_safe_length (CONSTRUCTOR_ELTS (...)).
6994 (gen_hsa_ctor_assignment): Likewise.
6995 * print-tree.c (print_node): Likewise.
6996 * tree-dump.c (dequeue_and_dump): Likewise.
6997 * tree-sra.c (sra_modify_constructor_assign): Likewise.
6998 * expr.c (store_constructor): Likewise.
6999 * fold-const.c (operand_equal_p): Likewise.
7000 * tree-pretty-print.c (dump_generic_node): Likewise.
7001 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Likewise.
7002 * ipa-icf-gimple.c (func_checker::compare_operand): Likewise.
7004 2016-09-23 Richard Biener <rguenther@suse.de>
7006 * hooks.h (hook_uint_uintp_false): Declare.
7008 2016-09-22 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
7010 * config/avr/avr.c (avr_rtx_costs_1): Handle DImode MULT.
7011 (avr_address_cost): Replace 61 with MAX_LD_OFFSET(mode).
7013 2016-09-22 Martin Sebor <msebor@redhat.com>
7016 * gimple-ssa-sprintf.c (target_int_min, target_int_max): Use
7017 HOST_BITS_PER_WIDE_INT, make a static local variable auto.
7018 (target_int_min): Correct computation.
7019 (format_integer): Use long long as the argument for the ll length
7021 (format_floating): Use target_int_max().
7022 (get_string_length): Same.
7023 (format_string): Avoid setting the bounded flag for strings
7025 (try_substitute_return_value): Avoid setting range info when
7026 the result isn't bounded.
7027 * varasm.c (assemble_name): Increase buffer size.
7029 2016-09-22 Andre Vieira <andre.simoesdiasvieira@arm.com>
7030 Terry Guo <terry.guo@arm.com>
7032 * target.def (elf_flags_numeric): New target hook.
7033 * targhooks.h (default_asm_elf_flags_numeric): New.
7034 * varasm.c (default_asm_elf_flags_numeric): New.
7035 (default_elf_asm_named_section): Use new target hook.
7036 * config/arm/arm.opt (mpure-code): New.
7037 * config/arm/arm.h (SECTION_ARM_PURECODE): New.
7038 * config/arm/arm.c (arm_asm_init_sections): Add section
7039 attribute to default text section if -mpure-code.
7040 (arm_option_check_internal): Diagnose use of option with
7041 non supported targets and/or options.
7042 (arm_asm_elf_flags_numeric): New.
7043 (arm_function_section): New.
7044 (arm_elf_section_type_flags): New.
7045 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Disable
7047 * doc/texi (TARGET_ASM_ELF_FLAGS_NUMERIC): New.
7048 * doc/texi.in (TARGET_ASM_ELF_FLAGS_NUMERIC): Likewise.
7050 2016-09-22 Jan Hubicka <hubicka@ucw.cz>
7052 * regcprop.c (copyprop_hardreg_forward_1): Remove noop moves.
7054 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7056 * emit-rtl.c (next_cc0_user): Make argument type rtx_insn *.
7057 * rtl.h: Adjust prototype.
7059 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7061 * emit-rtl.c (next_active_insn): Change argument type to rtx_insn *.
7062 (prev_active_insn): Likewise.
7063 (active_insn_p): Likewise.
7064 * rtl.h: Adjust prototypes.
7065 * cfgcleanup.c (merge_blocks_move_successor_nojumps): Adjust.
7066 * config/arc/arc.md: Likewise.
7067 * config/pa/pa.c (branch_to_delay_slot_p): Likewise.
7068 (branch_needs_nop_p): Likewise.
7069 (use_skip_p): Likewise.
7070 * config/sh/sh.c (gen_block_redirect): Likewise.
7071 (split_branches): Likewise.
7072 * reorg.c (optimize_skip): Likewise.
7073 (fill_simple_delay_slots): Likewise.
7074 (fill_slots_from_thread): Likewise.
7075 (relax_delay_slots): Likewise.
7076 * resource.c (mark_target_live_regs): Likewise.
7078 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7080 * config/cris/cris.c (cris_asm_output_case_end): Change argument
7082 * emit-rtl.c (next_nonnote_nondebug_insn): Likewise.
7083 (prev_nonnote_nondebug_insn): Likewise.
7084 * config/cris/cris-protos.h: Adjust prototype.
7086 * jump.c (rtx_renumbered_equal_p): Adjust.
7088 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7090 * emit-rtl.c (prev_real_insn): Change argument type to rtx_insn *.
7091 * rtl.h: Adjust prototype.
7092 * config/sh/sh.md: Adjust.
7093 * dwarf2out.c (add_var_loc_to_decl): Likewise.
7095 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7097 * emit-rtl.c (next_nondebug_insn): Change argument type to rtx_insn *.
7098 (prev_nondebug_insn): Likewise.
7099 * loop-doloop.c (doloop_condition_get): Likewise.
7100 * rtl.h: Adjust prototype.
7101 * cfgloop.h: Likewise.
7103 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7105 * emit-rtl.c (next_nonnote_insn): Change argument type to rtx_insn *.
7106 (prev_nonnote_insn): Likewise.
7107 * jump.c (reversed_comparison_code_parts): Likewise.
7108 (reversed_comparison): Likewise.
7109 * rtl.h: Adjust prototypes.
7110 * config/arc/arc.md: Adjust.
7111 * cse.c (find_comparison_args): Likewise.
7112 * reorg.c (redundant_insn): Change return type to rtx_insn *.
7113 (fix_reg_dead_note): Change argument type to rtx_insn *.
7114 (delete_prior_computation): Likewise.
7115 (delete_computation): Likewise.
7116 (fill_slots_from_thread): Adjust.
7117 (relax_delay_slots): Likewise.
7118 * simplify-rtx.c (simplify_unary_operation_1): Likewise.
7119 (simplify_relational_operation_1): Likewise.
7120 (simplify_ternary_operation): Likewise.
7122 2016-09-22 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
7124 * config/arc/arc-protos.h (arc_label_align): Change type of
7125 variables from rtx to rtx_insn *.
7126 * config/arc/arc.c (arc_label_align): Likewise.
7127 * config/arm/arm.c (any_sibcall_could_use_r3): Likewise.
7128 * config/bfin/bfin.c (workaround_speculation): Likewise.
7129 * config/c6x/c6x.c (find_next_cycle_insn): Likewise.
7130 (find_last_same_clock): Likewise.
7131 (reorg_split_calls): Likewise.
7132 * config/cris/cris-protos.h (cris_cc0_user_requires_cmp): Likewise.
7133 * config/cris/cris.c (cris_cc0_user_requires_cmp): Likewise.
7134 * config/h8300/h8300-protos.h (same_cmp_preceding_p): Likewise.
7135 (same_cmp_following_p): Likewise.
7136 * config/h8300/h8300.c (same_cmp_preceding_p): Likewise.
7137 (same_cmp_following_p): Likwise.
7138 * config/m32r/m32r.c (m32r_expand_epilogue): Likewise.
7139 * config/nds32/nds32-protos.h (nds32_target_alignment): Likewise.
7140 * config/nds32/nds32.c (nds32_target_alignment): Likewise.
7141 * config/rl78/rl78.c (rl78_alloc_physical_registers_op2): Likewise.
7142 (rl78_alloc_physical_registers_cmp): Likewise.
7143 (rl78_alloc_physical_registers_umul): Likewise.
7144 (rl78_calculate_death_notes): Likewise.
7145 * config/s390/s390-protos.h (s390_label_align): Likewise.
7146 * config/s390/s390.c (s390_label_align): Likewise.
7147 * config/sh/sh.c (barrier_align): Likewise.
7148 * config/sparc/sparc-protos.h (emit_cbcond_nop): Likewise.
7149 * config/sparc/sparc.c (sparc_asm_function_epilogue): Likewise.
7150 (emit_cbcond_nop): Likewise.
7152 2016-09-22 Martin Liska <mliska@suse.cz>
7155 * ipa-icf.c (sem_variable::merge): Yield merge operation if
7156 alias address matters, not necessarily address of original.
7158 2016-09-22 Richard Biener <rguenther@suse.de>
7161 * gimple-fold.c (fold_array_ctor_reference): Turn asserts into
7164 2016-09-22 Richard Biener <rguenther@suse.de>
7167 * gimple-match-head.c (gimple_resimplify1): Drop TREE_OVERFLOW
7168 from constant folding results.
7169 (gimple_resimplify2): Likewise.
7170 (gimple_resimplify3): Likewise.
7172 2016-09-22 Richard Biener <rguenther@suse.de>
7175 * expr.c (expand_expr_real_1): Guard array access against negative
7178 2016-09-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7180 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN instead
7182 (format_floating): Likewise.
7184 2016-09-22 Jakub Jelinek <jakub@redhat.com>
7187 * tree-inline.c (remap_gimple_stmt): Set has_simduid_loops
7188 for all IFN_GOMP_SIMD_* internal fns, not just for
7189 IFN_GOMP_SIMD_ORDERED_*.
7191 2016-09-21 Michael Meissner <meissner@linux.vnet.ibm.com>
7194 * config/rs6000/predicates.md (invert_fpmask_comparison_operator):
7195 New predicate that matches the ISA 3.0 XSCMP{EQ,GT,GE}DP
7196 instructions when you want to invert the test.
7197 * config/rs6000/rs6000.md (fpmask<mode>): Use the arguments in the
7198 correct order for XXSEL.
7199 (mov<SFDF:mode><SFDF2:mode>cc_invert_p9): Define the inverted test
7200 for using XSCMP{EQ,GT,GE}DP.
7202 2016-09-21 David Malcolm <dmalcolm@redhat.com>
7204 * genconstants.c (main): Introduce noop_reader and convert call
7205 to read_md_files to a method call.
7206 * genenums.c (main): Likewise.
7207 * genmddeps.c (main): Likewise.
7208 * genpreds.c (write_tm_constrs_h): Replace use of "in_fname" with
7209 rtx_reader_ptr->get_top_level_filename ().
7210 (write_tm_preds_h): Likewise.
7211 (write_insn_preds_c): Likewise.
7212 * gensupport.c (class gen_reader): New subclass of rtx_reader.
7213 (rtx_handle_directive): Convert to...
7214 (gen_reader::handle_unknown_directive): ...this.
7215 (init_rtx_reader_args_cb): Convert return type from bool to
7216 rtx_reader *. Create a gen_reader instance, using it for the
7217 call to read_md_files. Return it if no errors occur.
7218 (init_rtx_reader_args): Convert return type from bool to
7220 * gensupport.h (init_rtx_reader_args_cb): Likewise.
7221 (init_rtx_reader_args_cb): Likewise.
7222 * read-md.c (struct file_name_list): Move to class rtx_reader.
7223 (read_md_file): Delete in favor of rtx_reader::m_read_md_file.
7224 (read_md_filename): Delete in favor of
7225 rtx_reader::m_read_md_filename.
7226 (read_md_lineno): Delete in favor of rtx_reader::m_read_md_lineno.
7227 (in_fname): Delete in favor of rtx_reader::m_toplevel_fname.
7228 (base_dir): Delete in favor of rtx_reader::m_base_dir.
7229 (first_dir_md_include): Delete in favor of
7230 rtx_reader::m_first_dir_md_include.
7231 (last_dir_md_include_ptr): Delete in favor of
7232 rtx_reader::m_last_dir_md_include_ptr.
7233 (max_include_len): Delete.
7234 (rtx_reader_ptr): New.
7235 (fatal_with_file_and_line): Use get_filename and get_lineno
7236 accessors of rtx_reader_ptr.
7237 (require_char_ws): Likewise.
7238 (rtx_reader::read_char): New method, based on ::read_char.
7239 (rtx_reader::unread_char): New method, based on ::unread_char.
7240 (read_escape): Use get_filename and get_lineno accessors of
7242 (read_braced_string): Use get_lineno accessor of rtx_reader_ptr.
7243 (read_string): Use get_filename and get_lineno accessors of
7245 (rtx_reader::rtx_reader): New ctor.
7246 (rtx_reader::~rtx_reader): New dtor.
7247 (handle_include): Convert from a function to...
7248 (rtx_reader::handle_include): ...this method, converting
7249 handle_directive from a callback to a virtual function.
7250 (handle_file): Likewise, converting to...
7251 (rtx_reader::handle_file): ...this method.
7252 (handle_toplevel_file): Likewise, converting to...
7253 (rtx_reader::handle_toplevel_file): ...this method.
7254 (rtx_reader::get_current_location): New method.
7255 (parse_include): Convert from a function to...
7256 (rtx_reader::add_include_path): ...this method, dropping redundant
7257 update to unused max_include_len.
7258 (read_md_files): Convert from a function to...
7259 (rtx_reader::read_md_files): ...this method, converting
7260 handle_directive from a callback to a virtual function.
7261 (noop_reader::handle_unknown_directive): New method.
7262 * read-md.h (directive_handler_t): Delete this typedef.
7264 (read_md_file): Delete.
7265 (read_md_lineno): Delete.
7266 (read_md_filename): Delete.
7267 (class rtx_reader): New class.
7268 (rtx_reader_ptr): New decl.
7269 (class noop_reader): New subclass of rtx_reader.
7270 (read_char): Reimplement in terms of rtx_reader::read_char.
7271 (unread_char): Reimplement in terms of rtx_reader::unread_char.
7272 (read_md_files): Delete.
7273 * read-rtl.c (read_rtx_code): Update for deletion of globals
7274 read_md_filename and read_md_lineno.
7276 2016-09-21 Jason Merrill <jason@redhat.com>
7278 * input.h (from_macro_definition_at): New.
7280 2016-09-21 Segher Boessenkool <segher@kernel.crashing.org>
7282 * doc/rtl.texi (JUMP_LABEL): Document RETURN and SIMPLE_RETURN values.
7284 2016-09-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
7286 PR tree-optimization/77550
7287 * tree-vect-stmts.c (create_array_ref): Change parameters.
7288 (get_group_alias_ptr_type): New function.
7289 (vectorizable_store, vectorizable_load): Use get_group_alias_ptr_type.
7291 2016-09-21 Marek Polacek <polacek@redhat.com>
7293 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
7294 Add falls through comment.
7296 2016-09-21 Richard Biener <rguenther@suse.de>
7298 * dwarf2out.c (remove_child_with_prev): Clear child->die_sib.
7299 (replace_child): Likewise.
7300 (remove_child_TAG): Adjust.
7301 (move_marked_base_types): Likewise.
7302 (prune_unused_types_prune): Clear die_sib of removed children.
7304 2016-09-21 Georg-Johann Lay <avr@gjlay.de>
7307 * config/avr/avr.c (avr_notice_update_cc) [CC_NONE]: If insn
7308 touches some regs mentioned in cc_status, do CC_STATUS_INIT.
7310 2016-09-21 Richard Biener <rguenther@suse.de>
7312 PR tree-optimization/77648
7313 * tree-ssa-structalias.c (process_constraint): Handle all DEREF
7315 (make_transitive_closure_constraints): Adjust comment.
7316 (make_any_offset_constraints): New function.
7317 (handle_rhs_call): Make sure to first expand a pointer to all
7318 subfields before transitively closing it.
7319 (handle_const_call): Likewise. Properly expand returned
7321 (handle_pure_call): Likewise.
7323 2016-09-21 Richard Biener <rguenther@suse.de>
7324 Jakub Jelinek <jakub@redhat.com>
7326 PR tree-optimization/77621
7327 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Split
7328 group at non-vectorizable stmts.
7330 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
7332 PR tree-optimization/72835
7333 * tree-ssa-reassoc.c (make_new_ssa_for_def): New.
7334 (make_new_ssa_for_all_defs): Likewise.
7335 (zero_one_operation): Replace all SSA_NAMEs defined in the chain.
7337 2016-09-20 Martin Sebor <msebor@redhat.com>
7340 * Makefile.in (OBJS): Add gimple-ssa-sprintf.o.
7341 * config/linux.h (TARGET_PRINTF_POINTER_FORMAT): Redefine.
7342 * config/linux.c (gnu_libc_printf_pointer_format): New function.
7343 * config/sol2.h (TARGET_PRINTF_POINTER_FORMAT): Same.
7344 * config/sol2.c (solaris_printf_pointer_format): New function.
7345 * doc/invoke.texi (-Wformat-length, -fprintf-return-value): New
7347 * doc/tm.texi.in (TARGET_PRINTF_POINTER_FORMAT): Document.
7348 * doc/tm.texi: Regenerate.
7349 * gimple-fold.h (get_range_strlen): New function.
7350 (get_maxval_strlen): Declare existing function.
7351 * gimple-fold.c (get_range_strlen): Add arguments and compute both
7352 maximum and minimum.
7353 (get_range_strlen): Define overload.
7354 (get_maxval_strlen): Adjust.
7355 * gimple-ssa-sprintf.c: New file and pass.
7356 * passes.def (pass_sprintf_length): Add new pass.
7357 * targhooks.h (default_printf_pointer_format): Declare new function.
7358 (gnu_libc_printf_pointer_format): Same.
7359 (solaris_libc_printf_pointer_format): Same.
7360 * targhooks.c (default_printf_pointer_format): Define new function.
7361 * tree-pass.h (make_pass_sprintf_length): Declare new function.
7362 * print-tree.c: Increase buffer size.
7364 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
7366 * tree-vrp.c (get_value_range): Teach PARM_DECL to use ipa-vrp results.
7368 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
7370 * common.opt: New option -fipa-vrp.
7371 * ipa-cp.c (ipa_get_vr_lat): New.
7372 (ipcp_vr_lattice::print): Likewise.
7373 (print_all_lattices): Call ipcp_vr_lattice::print.
7374 (ipcp_vr_lattice::meet_with): New.
7375 (ipcp_vr_lattice::meet_with_1): Likewise.
7376 (ipcp_vr_lattice::top_p): Likewise.
7377 (ipcp_vr_lattice::bottom_p): Likewsie.
7378 (ipcp_vr_lattice::set_to_bottom): Likewise.
7379 (set_all_contains_variable): Call VR set_to_bottom.
7380 (initialize_node_lattices): Init VR lattices.
7381 (propagate_vr_accross_jump_function): New.
7382 (propagate_constants_accross_call): Call
7383 propagate_vr_accross_jump_function.
7384 (ipcp_store_vr_results): New.
7385 (ipcp_driver): Handle VR.
7386 * ipa-prop.c (ipa_print_node_jump_functions_for_edge): Handle VR.
7387 (ipa_set_jf_unknown): Likewise.
7388 (ipa_compute_jump_functions_for_edge): Likewise.
7389 (ipa_node_params_t::duplicate): Likewise.
7390 (ipa_write_jump_function): Likewise.
7391 (ipa_read_jump_function): Likewise.
7392 (write_ipcp_transformation_info): Likewise.
7393 (read_ipcp_transformation_info): Likewise.
7394 (ipcp_update_vr): New.
7395 (ipcp_transform_function): Handle VR.
7396 * ipa-prop.h (struct ipa_vr): New.
7397 * cgraph.c: Include tree-vrp.h.
7398 * cgraphunit.c: Likewise.
7399 * ipa-utils.c: Likewise.
7402 * toplev.c: Likewise.
7403 * ipa-devirt.c: Likewise.
7404 * ipa-inline-transform.c: Likewise.
7405 * ipa-inline.c: Likewise.
7406 * ipa-profile.c: Likewise.
7408 2016-09-21 Kugan Vivekanandarajah <kuganv@linaro.org>
7410 * doc/invoke.texi: Document -fdump-tree-evrp.
7411 * passes.def: Define new pass_early_vrp.
7412 * timevar.def: Define new TV_TREE_EARLY_VRP.
7413 * tree-pass.h (make_pass_early_vrp): New.
7414 * tree-ssa-propagate.c: Make replace_uses_in non static.
7415 * tree-ssa-propagate.h: Export replace_uses_in.
7416 * tree-vrp.c (extract_range_for_var_from_comparison_expr): New.
7417 (extract_range_from_assert): Factor out
7418 extract_range_for_var_from_comparison_expr.
7419 (vrp_initialize_lattice): New.
7420 (vrp_initialize): Factor out vrp_initialize_lattice.
7421 (vrp_valueize): Fix it to reject complex value ranges.
7422 (vrp_free_lattice): New.
7423 (evrp_dom_walker::before_dom_children): Likewise.
7424 (evrp_dom_walker::after_dom_children): Likewise.
7425 (evrp_dom_walker::push_value_range): Likewise.
7426 (evrp_dom_walker::pop_value_range): Likewise.
7427 (execute_early_vrp): Likewise.
7428 (execute_vrp): Call vrp_initialize_lattice and vrp_free_lattice.
7429 (make_pass_early_vrp): New.
7431 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
7433 * config/i386/i386.md (mult->ashift peephole2s): Use pow2p_hwi
7434 instead of exact_log2.
7436 2016-09-20 Uros Bizjak <ubizjak@gmail.com>
7439 * config/i386/i386.c (ix86_preferred_simd_mode) <case DFmode>:
7440 Don't return word_mode for !TARGET_VECTORIZE_DOUBLE.
7441 (ix86_add_stmt_cost): Penalize DFmode vector operations
7442 for !TARGET_VECTORIZE_DOUBLE.
7444 2016-09-20 Gerald Pfeifer <gerald@pfeifer.com>
7446 * doc/invoke.texi (Warning Options): Simplify language.
7447 (Optimize Options): Complete sentence.
7449 2016-09-20 David Edelsohn <dje.gcc@gmail.com>
7451 * dbxout.c (xcoff_debug_hooks): Add filename parameter to
7454 2016-09-20 Michael Meissner <meissner@linux.vnet.ibm.com>
7457 * config/rs6000/rs6000.c (rs6000_expand_vector_init): For V4SF
7458 inits on power8 and above, use the VMRGEW instruction instead of a
7461 * config/rs6000/altivec.md (UNSPEC_VMRGEW_DIRECT): New unspec.
7462 (p8_vmrgew_v4sf_direct): New VMRGEW insn for V4SF floating
7465 2016-09-20 Tamar Christina <tamar.christina@arm.com>
7467 * config/aarch64/arm_neon.h
7468 (vst2_s64, vst2_u64, vst2_f64, vst2_s8): Add missing attributes.
7469 (vst3_s64, vst3_u64, vst3_f64, vst3_s8): Likewise.
7470 (vst4_s64, vst4_u64, vst4_f64, vst4_s8): Likewise.
7472 2016-09-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
7474 * config/var/vax.h (ELIMINABLE_REGS): Define.
7475 (INITIAL_ELIMINATION_OFFSET): Define.
7477 2016-09-20 Jakub Jelinek <jakub@redhat.com>
7480 * builtins.c (fold_builtin_atomic_always_lock_free): Only look through
7481 cast to void * if the cast is from some other pointer type.
7483 2016-09-20 Richard Biener <rguenther@suse.de>
7485 PR tree-optimization/77646
7486 * tree-ssa-sccvn.c (visit_reference_op_call): Always value-number
7489 2016-09-20 Tamar Christina <tamar.christina@arm.com>
7491 * config/aarch64/arm_neon.h: Add gnu_inline and artificial
7492 attributes to all inlined functions and make them extern.
7494 2016-09-20 Richard Biener <rguenther@suse.de>
7496 * debug.h (gcc_debug_hooks): Add filename parameter to early_finish
7498 * debug.c (do_nothing_debug_hooks): Adjust.
7499 * dbxout.c (dbx_debug_hooks): Likewise.
7500 * sdbout.c (sdb_debug_hooks): Likewise.
7501 * dwarf2out.c (dwarf2_lineno_debug_hooks): Likewise.
7502 (dwarf2out_finish): Move producer, filename and
7504 (dwarf2out_early_finish): ... here. Remove in_lto_p special-casing.
7505 * cgraphunit.c (symbol_table::finalize_compilation_unit): Adjust.
7507 2016-09-19 Bernd Edlinger <bernd.edlinger@hotmail.de>
7510 * doc/invoke.texi: Document -Wint-in-bool-context.
7513 * dwarf2out.c (output_loc_operands): Fix an assertion.
7515 2016-09-19 Joseph Myers <joseph@codesourcery.com>
7517 * ginclude/float.h [__STDC_WANT_IEC_60559_BFP_EXT__]
7518 (CR_DECIMAL_DIG): New macro.
7520 2016-09-19 Joseph Myers <joseph@codesourcery.com>
7522 * ginclude/stddef.h (max_align_t) [__i386__]: Add __float128
7525 2016-09-19 Vladimir Makarov <vmakarov@redhat.com>
7527 PR rtl-optimization/77416
7528 * lra-remat.c (operand_to_remat): Process hard coded insn
7531 2016-09-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7533 * simplify-rtx.c (simplify_relational_operation_1): Add transformation
7534 (GTU (PLUS a C) (C - 1)) --> (LTU a -C).
7536 2016-09-19 Segher Boessenkool <segher@kernel.crashing.org>
7538 * target.def (lra_p): Wordsmithing.
7539 * doc/tm.texi: Regenerate.
7541 2016-09-19 Jakub Jelinek <jakub@redhat.com>
7542 Jan Hubicka <jh@suse.cz>
7545 * cgraph.c (cgraph_node::rtl_info): Pass &avail to
7546 ultimate_alias_target call, return NULL if avail < AVAIL_AVAILABLE.
7547 Call ultimate_alias_target just once, not up to 4 times.
7549 2016-09-19 Richard Biener <rguenther@suse.de>
7551 * dwarf2out.c (early_dwarf_finished): New global.
7552 (set_early_dwarf::set_early_dwarf): Assert early_dwarf_finished
7554 (dwarf2out_early_finish): Set early_dwarf_finished at the end,
7555 if called from LTO exit early.
7556 (dwarf2out_late_global_decl): When being during the early
7557 debug phase do not add locations but only const value attributes.
7558 Adjust the way we generate early DIEs for LTO.
7560 2016-09-19 Richard Biener <rguenther@suse.de>
7563 * tree-data-ref.c (analyze_subscript_affine_affine): Use the
7564 proper niter to bound the loops.
7566 2016-09-19 Richard Biener <rguenther@suse.de>
7568 PR tree-optimization/77514
7569 * tree-ssa-pre.c (create_expression_by_pieces): Optimize
7570 search for folded stmt.
7572 2016-09-17 Jan Hubicka <hubicka@ucw.cz>
7574 * passes.def (pass_early_thread_jumps): Schedule after forwprop.
7575 * tree-pass.h (make_pass_early_thread_jumps): Declare.
7576 * tree-ssa-threadbackward.c (fsm_find_thread_path,
7577 fsm_find_thread_path, profitable_jump_thread_path,
7578 fsm_find_control_statement_thread_paths,
7579 find_jump_threads_backwards): Add speed_p parameter.
7580 (pass_data_early_thread_jumps): New pass.
7581 (make_pass_early_thread_jumps): New function.
7583 2016-09-17 Andreas Schwab <schwab@suse.de>
7585 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Add cast.
7586 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
7588 2016-09-16 Eric Botcazou <ebotcazou@adacore.com>
7590 * recog.c (rest_of_handle_split_after_reload): Delete.
7591 (pass_split_after_reload::gate): New method.
7592 (pass_split_after_reload::execute): Call split_all_insns directly.
7594 2016-09-16 Jonathan Wakely <jwakely@redhat.com>
7596 * doc/extend.texi (Integer Overflow Builtins): Fix type of out
7597 parameters for functions taking long long arguments.
7599 2016-09-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
7602 * config/rs6000/rs6000.c (rtx_is_swappable_p): Add support for
7603 splat with truncate.
7605 2016-09-16 Jason Merrill <jason@redhat.com>
7607 * hwint.h (least_bit_hwi, pow2_or_zerop, pow2p_hwi, ctz_or_zero):
7609 * hwint.c (exact_log2): Use pow2p_hwi.
7610 (ctz_hwi, ffs_hwi): Use least_bit_hwi.
7611 * alias.c (memrefs_conflict_p): Use pow2_or_zerop.
7612 * builtins.c (get_object_alignment_2, get_object_alignment)
7613 (get_pointer_alignment, fold_builtin_atomic_always_lock_free): Use
7615 * calls.c (compute_argument_addresses, store_one_arg): Use
7617 * cfgexpand.c (expand_one_stack_var_at): Use least_bit_hwi.
7618 * combine.c (force_to_mode): Use least_bit_hwi.
7619 (contains_muldiv, find_split_point, combine_simplify_rtx)
7620 (simplify_if_then_else, simplify_set, force_to_mode)
7621 (if_then_else_cond, simplify_and_const_int_1)
7622 (simplify_compare_const): Use pow2p_hwi.
7623 * cse.c (fold_rtx): Use pow2p_hwi.
7624 * emit-rtl.c (set_mem_attributes_minus_bitpos, adjust_address_1):
7626 * expmed.c (synth_mult, expand_divmod): Use ctz_or_zero, ctz_hwi.
7627 (init_expmed_one_conv): Use pow2p_hwi.
7628 * expr.c (is_aligning_offset): Use pow2p_hwi.
7629 * fold-const.c (round_up_loc, round_down_loc): Use pow2_or_zerop.
7630 (fold_binary_loc): Use pow2p_hwi.
7631 * function.c (assign_parm_find_stack_rtl): Use least_bit_hwi.
7632 * gimple-fold.c (gimple_fold_builtin_memory_op): Use pow2p_hwi.
7633 * gimple-ssa-strength-reduction.c (replace_ref): Use least_bit_hwi.
7634 * hsa-gen.c (gen_hsa_addr_with_align, hsa_bitmemref_alignment):
7636 * ifcvt.c (noce_try_store_flag_constants): Use pow2p_hwi.
7637 * ipa-cp.c (ipcp_alignment_lattice::meet_with_1): Use least_bit_hwi.
7638 * ipa-prop.c (ipa_modify_call_arguments): Use least_bit_hwi.
7639 * omp-low.c (oacc_loop_fixed_partitions)
7640 (oacc_loop_auto_partitions): Use least_bit_hwi.
7641 * rtlanal.c (nonzero_bits1): Use ctz_or_zero.
7642 * stor-layout.c (place_field): Use least_bit_hwi.
7643 * tree-pretty-print.c (dump_generic_node): Use pow2p_hwi.
7644 * tree-sra.c (build_ref_for_offset): Use least_bit_hwi.
7645 * tree-ssa-ccp.c (ccp_finalize): Use least_bit_hwi.
7646 * tree-ssa-math-opts.c (bswap_replace): Use least_bit_hwi.
7647 * tree-ssa-strlen.c (handle_builtin_memcmp): Use pow2p_hwi.
7648 * tree-vect-data-refs.c (vect_analyze_group_access_1)
7649 (vect_grouped_store_supported, vect_grouped_load_supported)
7650 (vect_permute_load_chain, vect_shift_permute_load_chain)
7651 (vect_transform_grouped_load): Use pow2p_hwi.
7652 * tree-vect-generic.c (expand_vector_divmod): Use ctz_or_zero.
7653 * tree-vect-patterns.c (vect_recog_divmod_pattern): Use ctz_or_zero.
7654 * tree-vect-stmts.c (vectorizable_mask_load_store): Use
7656 * tsan.c (instrument_expr): Use least_bit_hwi.
7657 * var-tracking.c (negative_power_of_two_p): Use pow2_or_zerop.
7659 2016-09-16 Andreas Schwab <schwab@suse.de>
7661 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Use parameter
7663 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
7665 2016-09-16 Jakub Jelinek <jakub@redhat.com>
7668 * combine.c (rest_of_handle_combine): If any edges have been purged,
7669 free dominators if available.
7671 2016-09-16 Jakub Jelinek <jakub@redhat.com>
7672 Eric Botcazou <ebotcazou@adacore.com>
7675 * internal-fn.c (expand_arith_overflow) <case MINUS_EXPR>: Don't fall
7676 through into expand_addsub_overflow after expand_neg_overflow.
7678 2016-09-15 David Malcolm <dmalcolm@redhat.com>
7680 * diagnostic-show-locus.c
7681 (selftest::test_fixit_insert_containing_newline): New function.
7682 (selftest::test_fixit_replace_containing_newline): New function.
7683 (selftest::diagnostic_show_locus_c_tests): Call the above.
7685 2016-09-15 Bin Cheng <bin.cheng@arm.com>
7687 PR tree-optimization/77503
7688 * tree-vect-loop.c (vectorizable_reduction): Record reduction
7689 code for CONST_COND_REDUCTION at analysis stage and use it at
7691 * tree-vectorizer.h (struct _stmt_vec_info): New field.
7692 (STMT_VINFO_VEC_CONST_COND_REDUC_CODE): New macro.
7693 * tree-vect-stmts.c (new_stmt_vec_info): Initialize above new
7696 2016-09-15 Richard Biener <rguenther@suse.de>
7699 * fold-const.c (split_tree): Do not split constant ~X.
7701 2016-09-15 Jakub Jelinek <jakub@redhat.com>
7703 PR rtl-optimization/77425
7704 * sched-int.h (sd_iterator_cond): Don't update it_ptr->linkp if list
7708 * config/i386/i386.c (ix86_parse_stringop_strategy_string): Simplify,
7709 use %qs instead of %s where desirable, use argument instead of arg in
7710 the diagnostic wording, add list of supported strategies and
7712 (ix86_option_override_internal): Emit target("m...") instead of
7713 option("m...") in the diagnostic. Use %qs instead of %s in invalid
7714 -march/-mtune option diagnostic. Add list of supported arches/tunings
7715 and spellcheck hint. Remove prefix, suffix and sw variables, use
7716 main_args_p ? "..." : "..." in diagnostics to make translation
7719 2016-09-15 Richard Biener <rguenther@suse.de>
7721 * dwarf2asm.h (dw2_asm_output_offset): Add overload with
7722 extra offset argument.
7723 * dwarf2asm.c (dw2_asm_output_offset): Implement that.
7724 * doc/tm.texi.in (ASM_OUTPUT_DWARF_OFFSET): Adjust documentation
7725 to reflect new offset parameter.
7726 * doc/tm.texi: Regenerate.
7727 * config/darwin.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
7728 * config/darwin-protos.h (darwin_asm_output_dwarf_delta): Add
7730 (darwin_asm_output_dwarf_offset): Likewise.
7731 * config/darwin.c (darwin_asm_output_dwarf_delta): Add offset
7733 (darwin_asm_output_dwarf_offset): Pass offset argument through.
7734 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_OFFSET): Adjust.
7735 * config/i386/cygmin.h (ASM_OUTPUT_DWARF_OFFSET): Likewise.
7737 2016-09-15 Chung-Lin Tang <cltang@codesourcery.com>
7740 * ipa-icf.c (set_alias_uids): New function.
7741 (sem_variable::merge): Use set_alias_uids to set DECL_PT_UID of
7742 all the merged variable's referring aliases.
7744 2016-09-15 Richard Biener <rguenther@suse.de>
7746 PR tree-optimization/77514
7747 * tree-ssa-pre.c (create_expression_by_pieces): Handle garbage
7748 only forced_stmts sequence.
7750 2016-09-15 Kugan Vivekanandarajah <kuganv@linaro.org>
7752 * tree-ssanames.h (FOR_EACH_SSA_NAME): New.
7753 * cfgexpand.c (update_alias_info_with_stack_vars): Use
7754 FOR_EACH_SSA_NAME to iterate over SSA variables.
7755 (pass_expand::execute): Likewise.
7756 * omp-simd-clone.c (ipa_simd_modify_function_body): Likewise.
7757 * tree-cfg.c (dump_function_to_file): Likewise.
7758 * tree-into-ssa.c (pass_build_ssa::execute): Likewise.
7759 (update_ssa): Likewise.
7760 * tree-ssa-alias.c (dump_alias_info): Likewise.
7761 * tree-ssa-ccp.c (ccp_finalize): Likewise.
7762 * tree-ssa-coalesce.c (build_ssa_conflict_graph): Likewise.
7763 (create_outofssa_var_map): Likewise.
7764 (coalesce_ssa_name): Likewise.
7765 * tree-ssa-operands.c (dump_immediate_uses): Likewise.
7766 * tree-ssa-pre.c (compute_avail): Likewise.
7767 * tree-ssa-sccvn.c (init_scc_vn): Likewise.
7768 (scc_vn_restore_ssa_info): Likewise.
7769 (free_scc_vn): Likwise.
7770 (run_scc_vn): Likewise.
7771 * tree-ssa-structalias.c (compute_points_to_sets): Likewise.
7772 * tree-ssa-ter.c (new_temp_expr_table): Likewise.
7773 * tree-ssa-copy.c (fini_copy_prop): Likewise.
7774 * tree-ssa.c (verify_ssa): Likewise.
7776 2016-09-14 Matthew Fortune <matthew.fortune@imgtec.com>
7778 * config.gcc (mips*-mti-elf*, mips*-mti-linux*): Set mips32r2
7779 and mips64r2 as default 32-bit and 64-bit architectures.
7780 (mips*-img-elf*, mips*-img-linux*): Set mips32r6 and mips64r6
7781 as default 32-bit and 64-bit architectures.
7783 2016-09-14 Pat Haugen <pthaugen@us.ibm.com>
7785 * loop-unroll.c (unroll_loop_runtime_iterations): Set probability
7788 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
7790 * target.def (lra_p): Change commentary (for the manual) for the
7792 * doc/tm.texi: Regenerate.
7794 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
7796 * config/aarch64/aarch64.c (TARGET_LRA_P): Delete macro.
7797 * config/arm/arm.c (TARGET_LRA_P): Delete macro.
7798 * config/i386/i386.c (TARGET_LRA_P): Delete macro.
7799 * config/nds32/nds32.c (TARGET_LRA_P): Delete macro.
7801 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
7803 * targhooks.c (default_lra_p): Return true instead of false.
7805 2016-09-14 Segher Boessenkool <segher@kernel.crashing.org>
7807 * config/alpha/alpha.c (TARGET_LRA_P): New macro, defined to
7808 hook_bool_void_false.
7809 * config/avr/avr.c: Ditto.
7810 * config/bfin/bfin.c: Ditto.
7811 * config/c6x/c6x.c: Ditto.
7812 * config/cr16/cr16.c: Ditto.
7813 * config/cris/cris.c: Ditto.
7814 * config/epiphany/epiphany.c: Ditto.
7815 * config/fr30/fr30.c: Ditto.
7816 * config/frv/frv.c: Ditto.
7817 * config/h8300/h8300.c: Ditto.
7818 * config/ia64/ia64.c: Ditto.
7819 * config/iq2000/iq2000.c: Ditto.
7820 * config/lm32/lm32.c: Ditto.
7821 * config/m32c/m32c.c: Ditto.
7822 * config/m32r/m32r.c: Ditto.
7823 * config/m68k/m68k.c: Ditto.
7824 * config/mcore/mcore.c: Ditto.
7825 * config/microblaze/microblaze.c: Ditto.
7826 * config/mmix/mmix.c: Ditto.
7827 * config/mn10300/mn10300.c: Ditto.
7828 * config/moxie/moxie.c: Ditto.
7829 * config/msp430/msp430.c: Ditto.
7830 * config/nios2/nios2.c: Ditto.
7831 * config/nvptx/nvptx.c: Ditto.
7832 * config/pa/pa.c: Ditto.
7833 * config/pdp11/pdp11.c: Ditto.
7834 * config/rl78/rl78.c: Ditto.
7835 * config/sparc/sparc.c: Ditto.
7836 * config/spu/spu.c: Ditto.
7837 * config/stormy16/stormy16.c: Ditto.
7838 * config/tilegx/tilegx.c: Ditto.
7839 * config/tilepro/tilepro.c: Ditto.
7840 * config/v850/v850.c: Ditto.
7841 * config/vax/vax.c: Ditto.
7842 * config/visium/visium.c: Ditto.
7843 * config/xtensa/xtensa.c: Ditto.
7845 2016-09-14 Jakub Jelinek <jakub@redhat.com>
7848 * tsan.c: Include target.h.
7849 (enum tsan_atomic_action): Add bool_clear and bool_test_and_set.
7850 (BOOL_CLEAR, BOOL_TEST_AND_SET): Define.
7851 (tsan_atomic_table): Add BUILT_IN_ATOMIC_CLEAR and
7852 BUILT_IN_ATOMIC_TEST_AND_SET entries.
7853 (instrument_builtin_call): Handle bool_clear and bool_test_and_set.
7855 2016-09-14 Bernd Edlinger <bernd.edlinger@hotmail.de>
7856 Martin Liska <mliska@suse.cz>
7859 * predict.c (force_edge_cold): Add braces to a condition.
7861 2016-09-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
7863 PR rtl-optimization/77289
7864 * lra-constraints.c (get_final_hard_regno): Removed.
7865 (get_hard_regno): Add new parameter final_p.
7866 (get_reg_class): Directly call lra_get_elimination_hard_regno.
7867 (operands_match_p): Adjust call to get_hard_regno.
7868 (uses_hard_regs_p): Likewise.
7869 (process_alt_operands): Likewise.
7871 2016-09-13 Joe Seymour <joe.s@somniumtech.com>
7874 * config/msp430/msp430.c (msp430_start_function): Emit an error
7875 if a function is both weak and specifies an interrupt number.
7877 2016-09-13 Jakub Jelinek <jakub@redhat.com>
7879 PR tree-optimization/77454
7880 * tree-ssa-dom.c (optimize_stmt): Set modified flag on stmt after
7881 changing GIMPLE_COND. Move update_stmt_if_modified call after this.
7884 2016-09-13 Tamar Christina <tamar.christina@arm.com>
7886 * config/aarch64/aarch64-builtins.c
7887 (aarch64_init_simd_builtins): Fix builtin type signature printing.
7889 2016-09-13 Uros Bizjak <ubizjak@gmail.com>
7891 * config/alpha/alpha.c (alpha_pass_by_reference): Pass un-named
7892 SFmode and SCmode arguments by reference.
7894 2016-09-13 David Malcolm <dmalcolm@redhat.com>
7896 * diagnostic-show-locus.c (selftest::test_one_liner_fixit_insert):
7898 (selftest::test_one_liner_fixit_insert_before): ...this, and update
7899 for renaming of add_fixit_insert to add_fixit_insert_before.
7900 (selftest::test_one_liner_fixit_insert_after): New function.
7901 (selftest::test_one_liner_fixit_validation_adhoc_locations):
7902 Update for renaming of add_fixit_insert to add_fixit_insert_before.
7903 (selftest::test_one_liner_many_fixits): Likewise.
7904 (selftest::test_diagnostic_show_locus_one_liner): Update for
7905 renaming, call new test function.
7906 (selftest::test_diagnostic_show_locus_fixit_lines): Update for
7907 renaming of add_fixit_insert to add_fixit_insert_before.
7908 (selftest::test_fixit_consolidation): Likewise.
7909 * diagnostic.c (selftest::test_print_parseable_fixits_insert):
7911 * edit-context.c (selftest::test_applying_fixits_insert): Rename to...
7912 (selftest::test_applying_fixits_insert_before): ...this.
7913 (selftest::test_applying_fixits_insert): Update for renaming of
7914 add_fixit_insert to add_fixit_insert_before.
7915 (selftest::test_applying_fixits_insert_after): New function.
7916 (selftest::test_applying_fixits_insert_after_at_line_end): New
7918 (selftest::test_applying_fixits_insert_after_failure): New function.
7919 (selftest::test_applying_fixits_multiple): Update for renaming of
7920 add_fixit_insert to add_fixit_insert_before.
7921 (selftest::change_line): Likewise.
7922 (selftest::test_applying_fixits_unreadable_file): Likewise.
7923 (selftest::test_applying_fixits_line_out_of_range): Likewise.
7924 (selftest::test_applying_fixits_column_validation): Likewise.
7925 (selftest::test_applying_fixits_column_validation): Likewise.
7926 (selftest::edit_context_c_tests): Update for renamed test function;
7927 call new test functions.
7929 2016-09-13 Pat Haugen <pthaugen@us.ibm.com>
7931 PR tree-optimization/77536
7932 PR rtl-optimization/68212
7933 * config/rs6000/rs6000.md (div->recip splitter): Remove
7934 optimize_insn_for_speed_p condition.
7936 2016-09-13 Maciej W. Rozycki <macro@imgtec.com>
7938 * optabs.c (prepare_cmp_insn): Update documentation comment.
7940 2016-09-13 Jakub Jelinek <jakub@redhat.com>
7941 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7944 * opts.h (candidates_list_and_hint): Declare.
7945 * opts-common.c (candidates_list_and_hint): New function.
7946 (cmdline_handle_error): Use it.
7948 2016-09-12 David Malcolm <dmalcolm@redhat.com>
7950 * edit-context.c (edited_line::get_len): New accessor.
7951 (edited_file::print_diff): Split out hunk-printing into...
7952 (edited_file::print_diff_hunk): New method.
7953 (edited_file::print_diff_line): New method.
7955 2016-09-12 Andrew Pinski <apinski@cavium.com>
7957 * config/aarch64/aarch64-tuning-flags.def (SLOW_UNALIGNED_LDPW):
7959 * config/aarch64/aarch64.c (thunderx_tunings): Enable
7960 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW.
7961 (aarch64_operands_ok_for_ldpstp): Return false if
7962 AARCH64_EXTRA_TUNE_SLOW_UNALIGNED_LDPW and the mode
7963 was SImode and the alignment is less than 8 byte.
7964 (aarch64_operands_adjust_ok_for_ldpstp): Likewise.
7966 2016-09-12 Orlando Arias <oarias@knights.ucf.edu>
7969 * config/msp430/msp430.md (delay_cycles_32x): Fix pushm/popm.
7971 2016-09-12 Marek Polacek <polacek@redhat.com>
7973 * doc/extend.texi: Use lowercase "boolean".
7974 * doc/invoke.texi: Likewise.
7975 * doc/md.texi: Likewise.
7976 * target.def: Likewise.
7977 * doc/tm.texi: Regenerated.
7979 2016-09-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7982 * expmed.c (synth_mult): Delete duplicate mode check.
7984 2016-09-10 Tom de Vries <tom@codesourcery.com>
7987 * builtins.c (std_canonical_va_list_type): Strictly return non-null for
7989 * config/i386/i386.c (ix86_canonical_va_list_type): Same.
7990 * gimplify.c (gimplify_va_arg_expr): Handle &va_list.
7992 2016-09-09 Peter Bergner <bergner@vnet.ibm.com>
7994 PR rtl-optimization/77289
7995 * lra-constraints.c (get_final_hard_regno): Add support for non hard
7996 register numbers. Remove support for subregs.
7997 (get_hard_regno): Use SUBREG_P. Don't call get_final_hard_regno().
7998 (get_reg_class): Delete removed get_final_hard_regno() argument.
7999 (uses_hard_regs_p): Call get_final_hard_regno().
8001 2016-09-09 Martin Sebor <msebor@redhat.com>
8005 * pretty-print.c (pp_quoted_string): New function.
8006 (pp_format): Call it for %c and %s directives.
8008 2016-09-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
8010 * doc/tm.texi.in (INITIAL_FRAME_POINTER_OFFSET): Remove.
8011 (ELIMINABLE_REGS, TARGET_CAN_ELIMINATE,
8012 INITIAL_ELIMINATION_OFFSET) : Update documentation.
8013 * target.def (frame_pointer_required, can_eliminate): Likewise.
8014 * doc/tm.texi: Regenerated.
8015 * builtins.c (expand_builtin_setjmp_receiver): Remove #ifdef
8017 * df-scan.c (df_hard_reg_init): Likewise.
8018 * ira.c (ira_setup_eliminable_regset): Likewise.
8019 * lra-eliminations.c (reg_eliminate_1, (update_reg_eliminate,
8020 init_elim_table): Likewise.
8021 * reload1.c (reg_eliminate_1, verify_initial_elim_offsets,
8022 set_initial_elim_offsets, update_eliminables,
8023 init_elim_table): Likewise.
8024 * rtlanal.c (get_initial_register_offset): Likewise.
8025 * config/ft32/ft32.h (INITIAL_FRAME_POINTER_OFFSET): Remove.
8026 * config/m32r/m32r.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
8027 * config/moxie/moxie.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
8028 * config/vax/vax.h (INITIAL_FRAME_POINTER_OFFSET): Likewise.
8029 * config/fr30/fr30.h: Fix comment.
8030 * config/frv/frv.c: Likewise.
8031 * config/frv/frv.h: Likewise.
8032 * config/ft32/ft32.h: Likewise.
8033 * config/visium/visium.h: Likewise.
8034 * config/pa/pa64-linux.h: Likewise.
8035 * config/v850/v850.h: Likewise.
8036 * config/cris/cris.c: Likewise.
8037 * config/ia64/ia64.h: Likewise.
8038 * config/moxie/moxie.h: Likewise.
8039 * config/m32r/m32r.h: Likewise.
8041 2016-09-10 Alexander Ivchenko <alexander.ivchenko@intel.com>
8044 * config.in: Regenerate.
8045 * config/i386/linux-common.h (MPX_LD_AS_NEEDED_GUARD_PUSH):
8047 (MPX_LD_AS_NEEDED_GUARD_PUSH): Ditto.
8048 (LIBMPXWRAPPERS_SPEC): Remove "--no-whole-archive" from
8049 static-libmpxwrappers case.
8050 (LIBMPX_SPEC): Add guards with MPX_LD_AS_NEEDED_GUARD_PUSH and
8051 MPX_LD_AS_NEEDED_GUARD_POP.
8052 * configure: Regenerate.
8053 * configure.ac (HAVE_LD_PUSHPOPSTATE_SUPPORT): New variable.
8054 defined if linker support "--push-state"/"--pop-state".
8056 2016-09-09 Bernd Edlinger <bernd.edlinger@hotmail.de>
8058 * doc/cpp.texi (__*_WIDTH__): Small wording fixes.
8060 2016-09-09 Joseph Myers <joseph@codesourcery.com>
8062 * doc/cpp.texi (__SCHAR_WIDTH__, __SHRT_WIDTH__, __INT_WIDTH__)
8063 (__LONG_WIDTH__, __LONG_LONG_WIDTH__, __PTRDIFF_WIDTH__)
8064 (__SIG_ATOMIC_WIDTH__, __SIZE_WIDTH__, __WCHAR_WIDTH__)
8065 (__WINT_WIDTH__, __INT_LEAST8_WIDTH__, __INT_LEAST16_WIDTH__)
8066 (__INT_LEAST32_WIDTH__, __INT_LEAST64_WIDTH__)
8067 (__INT_FAST8_WIDTH__, __INT_FAST16_WIDTH__, __INT_FAST32_WIDTH__)
8068 (__INT_FAST64_WIDTH__, __INTPTR_WIDTH__, __INTMAX_WIDTH__):
8070 * ginclude/stdint-gcc.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Define
8071 width macros from TS 18661-1.
8072 * glimits.h [__STDC_WANT_IEC_60559_BFP_EXT__]: Likewise.
8074 2016-09-08 Jakub Jelinek <jakub@redhat.com>
8077 * omp-low.c (lower_rec_simd_input_clauses): Use max_vf for non-positive
8078 OMP_CLAUSE_SAFELEN_EXPR.
8080 2016-09-07 David Malcolm <dmalcolm@redhat.com>
8082 * Makefile.in (OBJS): Add substring-locations.o.
8083 * langhooks-def.h (class substring_loc): New forward decl.
8084 (lhd_get_substring_location): New decl.
8085 (LANG_HOOKS_GET_SUBSTRING_LOCATION): New macro.
8086 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_GET_SUBSTRING_LOCATION.
8087 * langhooks.c (lhd_get_substring_location): New function.
8088 * langhooks.h (class substring_loc): New forward decl.
8089 (struct lang_hooks): Add field get_substring_location.
8090 * substring-locations.c: New file, taking definition of
8091 format_warning_va and format_warning_at_substring from
8092 c-family/c-format.c, making them non-static.
8093 * substring-locations.h (class substring_loc): Move class here
8094 from c-family/c-common.h. Add and rewrite comments.
8095 (format_warning_va): New decl.
8096 (format_warning_at_substring): New decl.
8097 (get_source_location_for_substring): Add comment.
8099 2016-09-07 Eric Gallager <egall@gwmail.gwu.edu>
8101 * config/i386/i386.c: Add 'U' suffix to processor feature bits
8102 to avoid -Wnarrowing warning.
8103 * config/i386/x86-tune.def: Likewise for DEF_TUNE selector bitmasks.
8104 * opts.c: Likewise for SANITIZER_OPT bitmasks.
8106 2016-09-07 Wilco Dijkstra <wdijkstr@arm.com>
8108 * config/aarch64/aarch64.c (aarch64_legitimize_address):
8109 Avoid use of base_offset if offset already in range.
8111 2016-09-07 Kaz Kojima <kkojima@gcc.gnu.org>
8113 * config/sh/sh-protos.h (struct sh_atomic_model,
8114 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
8115 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
8116 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): Move to...
8117 * config/sh/sh.h (struct sh_atomic_model,
8118 selected_atomic_model, TARGET_ATOMIC_ANY, TARGET_ATOMIC_STRICT,
8119 TARGET_ATOMIC_SOFT_GUSA, TARGET_ATOMIC_HARD_LLCS,
8120 TARGET_ATOMIC_SOFT_TCB, TARGET_ATOMIC_SOFT_IMASK): ...here.
8121 Guard with __cplusplus.
8123 2016-09-06 Jakub Jelinek <jakub@redhat.com>
8126 * config/i386/i386.c (ix86_expand_builtin): For builtin with
8127 unsupported or unknown ISA, use expand_call.
8129 2016-09-06 Martin Liska <mliska@suse.cz>
8131 PR gcov-profile/77378
8132 PR gcov-profile/77466
8133 * tree-profile.c (tree_profiling): Detect whether target can use
8134 -fprofile-update=atomic.
8136 2016-09-06 Richard Biener <rguenther@suse.de>
8138 PR tree-optimization/77479
8139 * tree-vrp.c (update_value_range): Extend overflow handling to
8142 2016-09-05 Jakub Jelinek <jakub@redhat.com>
8145 * config/i386/i386.md (isa): Add x64_avx512bw.
8146 (*zero_extendsidi2): For alternative 11 use x64_avx512bw isa.
8147 (kmov_isa): New mode attr.
8148 (zero_extend<mode>di2): Use <kmov_isa> isa for the last alternative.
8149 (*zero_extend<mode>si2): Likewise.
8150 (*zero_extendqihi2): Use avx512dq isa for the last alternative.
8152 2016-09-05 Gerald Pfeifer <gerald@pfeifer.com>
8154 * doc/invoke.texi (SPU Options): nops -> NOPs.
8155 (x86 Options): Ditto.
8157 2016-09-05 Jakub Jelinek <jakub@redhat.com>
8160 * toplev.c (process_options): Temporarily set input_location
8161 to UNKNOWN_LOCATION around targetm.target_option.override () call.
8163 2016-09-05 Uros Bizjak <ubizjak@gmail.com>
8165 PR rtl-optimization/77452
8166 * explow.c (plus_constant) <case MEM>: Extract scalar constant from
8167 inner-mode reference to a CONST_VECTOR constant in the constant pool.
8169 2016-09-05 Marek Polacek <polacek@redhat.com>
8172 * doc/invoke.texi: Update -Wlogical-not-parentheses documentation.
8174 2016-09-05 Jakub Jelinek <jakub@redhat.com>
8177 * gensupport.c (alter_output_for_subst_insn): Remove redundant
8178 *insn_out == '*' test. Don't copy unnecessary to yet another
8179 memory buffer, and don't leak it.
8181 PR rtl-optimization/77425
8182 * ipa-devirt.c (get_odr_type): Set val->id unconditionally.
8184 2016-09-03 Kirill Yukhin <kirill.yukhin@intel.com>
8186 * ubsan.c (ubsan_use_new_style_p): Fix check for empty string.
8188 2016-09-02 David Malcolm <dmalcolm@redhat.com>
8190 * common.opt (fdiagnostics-generate-patch): New option.
8191 * diagnostic.c: Include "edit-context.h".
8192 (diagnostic_initialize): Initialize context->edit_context_ptr.
8193 (diagnostic_finish): Delete context->edit_context_ptr.
8194 (diagnostic_report_diagnostic): Add fix-it hints from the
8195 diagnostic to context->edit_context_ptr, if any.
8196 * diagnostic.h (class edit_context): Add forward decl.
8197 (struct diagnostic_context): Add field "edit_context_ptr".
8198 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
8199 -fdiagnostics-generate-patch.
8200 (-fdiagnostics-generate-patch): New item.
8201 * toplev.c: Include "edit-context.h".
8202 (process_options): Set global_dc->edit_context_ptr to a new
8203 edit_context if the options need one.
8204 (toplev::main): Handle -fdiagnostics-generate-patch by using
8205 global_dc->edit_context_ptr.
8207 2016-09-02 Jakub Jelinek <jakub@redhat.com>
8210 * gimplify.c (gimplify_adjust_omp_clauses_1): Diagnose implicit
8211 map and firstprivate clauses on target construct for _Atomic
8213 (gimplify_adjust_omp_clauses): Diagnose explicit firstprivate clauses
8214 on target construct for _Atomic qualified decls.
8215 * omp-low.c (use_pointer_for_field): Return true for _Atomic qualified
8217 * omp-simd-clone.c (simd_clone_clauses_extract): Warn and give up for
8218 _Atomic qualified arguments not mentioned in uniform clause.
8220 2016-09-02 David Malcolm <dmalcolm@redhat.com>
8222 * Makefile.in (OBJS-libcommon): Add edit-context.o.
8223 * diagnostic-color.c (color_dict): Add "diff-filename",
8224 "diff-hunk", "diff-delete", and "diff-insert".
8225 (parse_gcc_colors): Update default value of GCC_COLORS in comment
8226 to reflect above changes.
8227 * doc/invoke.texi (-fdiagnostics-color): Update description of
8228 default GCC_COLORS, and of the supported capabilities.
8229 * edit-context.c: New file.
8230 * edit-context.h: New file.
8231 * input.c (struct fcache): Add field "missing_trailing_newline".
8232 (diagnostics_file_cache_forcibly_evict_file): Initialize it to
8234 (add_file_to_cache_tab): Likewise.
8235 (fcache::fcache): Likewise.
8236 (get_next_line): Update c->missing_trailing_newline.
8237 (location_missing_trailing_newline): New function.
8238 * input.h (location_missing_trailing_newline): New decl.
8239 * selftest-run-tests.c (selftest::run_tests): Call
8240 edit_context_c_tests.
8241 * selftest.h (edit_context_c_tests): New decl.
8243 2016-09-02 Jakub Jelinek <jakub@redhat.com>
8244 Richard Biener <rguenth@suse.de>
8246 PR tree-optimization/77444
8247 * tree-ssa-loop-ivopts.c (cand_value_at): For pointers use sizetype
8248 as steptype, remove redundant initialization.
8250 2016-09-02 Jakub Jelinek <jakub@redhat.com>
8253 * sanopt.c: Include gimple-ssa.h, tree-phinodes.h and ssa-iterators.h.
8254 (sanopt_optimize_walker): Optimize away
8255 __asan_before_dynamic_init (...) followed by
8256 __asan_after_dynamic_init () without intervening memory loads/stores.
8257 * ipa-pure-const.c (special_builtin_state): Handle
8258 BUILT_IN_ASAN_BEFORE_DYNAMIC_INIT and
8259 BUILT_IN_ASAN_AFTER_DYNAMIC_INIT.
8261 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8263 * cfg.c (free_original_copy_tables): Replace second assignment of
8264 bb_copy = NULL by bb_original = NULL.
8266 2016-09-02 Jakub Jelinek <jakub@redhat.com>
8269 * config/i386/i386.c (ix86_expanded_args_builtin): Remove redundant
8270 assignment added in r216794.
8272 2016-09-02 David Malcolm <dmalcolm@redhat.com>
8274 * Makefile.in (OBJS): Add typed-splay-tree.o.
8275 * selftest-run-tests.c (selftest::run_tests): Call
8276 typed_splay_tree_c_tests.
8277 * selftest.h (typed_splay_tree_c_tests): New decl.
8278 * typed-splay-tree.c: New file.
8279 * typed-splay-tree.h (typed_splay_tree::foreach_fn): New typedef.
8280 (typed_splay_tree::max): New method.
8281 (typed_splay_tree::min): New method.
8282 (typed_splay_tree::foreach): New method.
8283 (typed_splay_tree::closure): New struct.
8284 (typed_splay_tree::inner_foreach_fn): New function.
8286 2016-09-02 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8288 * ipa-cp.c (ipcp_store_bits_results): Change option name from
8289 -fipa-cp-bit to -fipa-bit-cp.
8291 2016-09-01 Martin Sebor <msebor@redhat.com>
8293 PR tree-optimization/71831
8294 * tree-object-size.h: Return bool instead of the size and add
8295 argument for the size.
8296 * tree-object-size.c (compute_object_offset): Update signature.
8297 (addr_object_size): Same.
8298 (compute_builtin_object_size): Return bool instead of the size
8299 and add argument for the size. Handle POINTER_PLUS_EXPR when
8300 optimization is disabled.
8301 (expr_object_size): Adjust.
8302 (plus_stmt_object_size): Adjust.
8303 (pass_object_sizes::execute): Adjust.
8304 * builtins.c (fold_builtin_object_size): Adjust.
8305 * doc/extend.texi (Object Size Checking): Update.
8306 * ubsan.c (instrument_object_size): Adjust.
8308 2016-09-01 Martin Sebor <msebor@redhat.com>
8310 * genmatch.c (parser::parse_expr): Increase buffer size to guarantee
8311 it fits the output of the formatted function regardless of its
8313 * genmodes.c (parser::parse_expr): Same.
8314 * gimplify.c (gimplify_asm_expr): Same.
8315 * passes.c (pass_manager::register_one_dump_file): Same.
8316 * print-tree.c (print_node): Same.
8318 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
8320 * config/rs6000/altivec.md: Use VSCR_REGNO instead of 110 throughout.
8322 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
8324 * config/rs6000/altivec.md: Use VRSAVE_REGNO instead of 109 throughout.
8326 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
8328 * config/rs6000/altivec.md: Use CR6_REGNO instead of 74 throughout.
8329 * config/rs6000/vector.md: Ditto.
8330 * config/rs6000/vsx.md: Ditto.
8332 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
8334 * ipa-inline-analysis.c (param_change_prob): Get to the base object
8337 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
8339 * config/rs6000/rs6000.md (*restore_gpregs_<mode>_r11,
8340 *restore_gpregs_<mode>_r12, *restore_gpregs_<mode>_r1,
8341 *return_and_restore_gpregs_<mode>_r11,
8342 *return_and_restore_gpregs_<mode>_r12,
8343 *return_and_restore_gpregs_<mode>_r1,
8344 *return_and_restore_fpregs_<mode>_r11,
8345 *return_and_restore_fpregs_<mode>_r12,
8346 *return_and_restore_fpregs_<mode>_r1): Use the hard register LR_REGNO
8347 directly instead of via the "l" constraint. Renumber operands.
8350 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
8352 * config/rs6000/altivec.md (*save_world, *save_vregs_<mode>_r11,
8353 save_vregs_<mode>_r12, *restore_vregs_<mode>_r11,
8354 *restore_vregs_<mode>_r12): Use LR_REGNO instead of 65.
8355 * config/rs6000/darwin.md (load_macho_picbase, load_macho_picbase_si,
8356 load_macho_picbase_di, *call_indirect_nonlocal_darwin64,
8357 *call_nonlocal_darwin64, *call_value_indirect_nonlocal_darwin64,
8358 *call_value_nonlocal_darwin64, reload_macho_picbase,
8359 reload_macho_picbase_si, reload_macho_picbase_di): Ditto.
8360 * config/rs6000/rs6000.h (RETURN_ADDR_IN_PREVIOUS_FRAME): Ditto.
8361 * config/rs6000/rs6000.md (*save_gpregs_<mode>_r11,
8362 *save_gpregs_<mode>_r12, *save_gpregs_<mode>_r1,
8363 *save_fpregs_<mode>_r11, *save_fpregs_<mode>_r12,
8364 *save_fpregs_<mode>_r1): Ditto.
8365 * config/rs6000/spe.md (*save_gpregs_spe, *restore_gpregs_spe,
8366 *return_and_restore_gpregs_spe): Ditto.
8368 2016-09-01 Segher Boessenkool <segher@kernel.crashing.org>
8370 * config/rs6000/rs6000.md
8371 (define_insn "*return_and_restore_fpregs_aix_<mode>_r11"): Delete
8372 the use of the link register.
8373 (define_insn "*return_and_restore_fpregs_aix_<mode>_r1"): Ditto.
8375 2016-09-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
8376 Michael Meissner <meissner@linux.vnet.ibm.com>
8379 * config/rs6000/rs6000.c (rs6000_legitimize_address): Avoid
8380 reg+reg addressing for TImode.
8381 (rs6000_legitimate_address_p): Only allow register indirect
8382 addressing for TImode, even without TARGET_QUAD_MEMORY.
8384 2016-09-01 Richard Biener <rguenther@suse.de>
8387 * tree-chrec.c (tree_fold_binomial): Use widest_int, properly
8388 check whether the result fits the desired result type.
8390 2016-09-01 Nathan Sidwell <nathan@acm.org>
8392 * config/nvptx/nvptx.md (cbranch<mode>4): Op 2 can be const.
8394 2016-09-01 Wilco Dijkstra <wdijkstr@arm.com>
8396 * config/aarch64/aarch64.c (aarch64_legitimize_address_displacement):
8398 (TARGET_LEGITIMIZE_ADDRESS_DISPLACEMENT): Define.
8400 2016-09-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8402 * config/aarch64/aarch64.md (*ands<mode>_compare0): New pattern.
8403 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Return CC_NZmode
8404 for comparisons of integer ZERO_EXTEND against zero.
8406 2016-09-01 Eric Botcazou <ebotcazou@adacore.com>
8408 * config/i386/i386.c (ix86_option_override_internal): Also disable the
8409 STV pass if -mstackrealign is enabled.
8411 2016-08-31 Ilya Verbin <iverbin@gmail.com>
8413 * config/i386/driver-i386.c (host_detect_local_cpu): Fix detection of
8416 2016-08-31 David Malcolm <dmalcolm@redhat.com>
8418 * diagnostic-show-locus.c (class layout): Add field m_fixit_hints.
8419 (layout_range::intersects_line_p): New method.
8420 (test_range_contains_point_for_single_point): Rename to...
8421 (test_layout_range_for_single_point): ...this, and add testing
8422 for layout_range::intersects_line_p.
8423 (test_range_contains_point_for_single_line): Rename to...
8424 (test_layout_range_for_single_line): ...this, and add testing
8425 for layout_range::intersects_line_p.
8426 (test_range_contains_point_for_multiple_lines): Rename to...
8427 (test_layout_range_for_multiple_lines): ...this, and add testing
8428 for layout_range::intersects_line_p.
8429 (layout::layout): Populate m_fixit_hints.
8430 (layout::get_expanded_location): Handle the case of a line-span
8432 (layout::validate_fixit_hint_p): New method.
8433 (get_line_span_for_fixit_hint): New function.
8434 (layout::calculate_line_spans): Add spans for fixit-hints.
8435 (layout::should_print_annotation_line_p): New method.
8436 (layout::print_any_fixits): Drop param "richloc", instead using
8437 validated fixits in m_fixit_hints. Add "const" to hint pointers.
8438 (diagnostic_show_locus): Avoid printing blank annotation lines.
8439 (selftest::test_diagnostic_context::test_diagnostic_context):
8440 Initialize show_column and start_span.
8441 (selftest::test_diagnostic_context::start_span_cb): New static
8443 (selftest::test_diagnostic_show_locus_fixit_lines): New function.
8444 (selftest::diagnostic_show_locus_c_tests): Update for function
8445 renamings. Call test_diagnostic_show_locus_fixit_lines.
8447 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
8449 PR tree-optimization/73714
8450 * match.pd (a * (1 << b)): Revert change from 2016-05-23.
8452 2016-08-31 David Malcolm <dmalcolm@redhat.com>
8454 * selftest.c: Move "namespace selftest {" to top of file,
8455 removing explicit "selftest::" qualifiers throughout.
8457 2016-08-31 Marc Glisse <marc.glisse@inria.fr>
8459 * config/i386/avx512fintrin.h (__m512_u, __m512i_u, __m512d_u):
8461 (_mm512_loadu_pd, _mm512_storeu_pd, _mm512_loadu_ps,
8462 _mm512_storeu_ps, _mm512_loadu_si512, _mm512_storeu_si512):
8463 Replace builtin with vector extension.
8464 * config/i386/avxintrin.h (__m256_u, __m256i_u, __m256d_u):
8466 (_mm256_loadu_pd, _mm256_storeu_pd, _mm256_loadu_ps,
8467 _mm256_storeu_ps, _mm256_loadu_si256, _mm256_storeu_si256):
8468 Replace builtin with vector extension.
8469 * config/i386/emmintrin.h (__m128i_u, __m128d_u): New types.
8470 (_mm_loadu_pd, _mm_storeu_pd, _mm_loadu_si128, _mm_storeu_si128):
8471 Replace builtin with vector extension.
8472 * config/i386/xmmintrin.h (__m128_u): New type.
8473 (_mm_loadu_ps, _mm_storeu_ps): Replace builtin with vector extension.
8474 (_mm_load_ps, _mm_store_ps): Simplify.
8476 2016-08-31 Eric Botcazou <ebotcazou@adacore.com>
8478 * config/arm/arm.c (thumb1_size_rtx_costs) <SET>: Add missing guard.
8480 2016-08-30 David Malcolm <dmalcolm@redhat.com>
8482 * diagnostic-show-locus.c (colorizer::begin_state): Support more
8483 than 3 ranges per diagnostic by alternating between color 1 and
8485 (layout::layout): Replace use of rich_location::MAX_RANGES
8486 with richloc->get_num_locations ().
8487 (layout::calculate_line_spans): Replace use of
8488 rich_location::MAX_RANGES with m_layout_ranges.length ().
8489 (layout::print_annotation_line): Handle arbitrary numbers of
8490 ranges in caret-printing by defaulting to '^'.
8491 (selftest::test_one_liner_many_fixits): New function.
8492 (test_diagnostic_show_locus_one_liner): Call it.
8493 * diagnostic.c (diagnostic_initialize): Update for renaming
8494 of rich_location::MAX_RANGES to
8495 rich_location::STATICALLY_ALLOCATED_RANGES.
8496 * diagnostic.h (struct diagnostic_context): Likewise.
8498 2016-08-30 David Malcolm <dmalcolm@redhat.com>
8500 * selftest.c (selftest::named_temp_file::named_temp_file): New
8502 (selftest::temp_source_file::~temp_source_file): Move to...
8503 (selftest::named_temp_file::~named_temp_file): ...here.
8504 (selftest::test_named_temp_file): New function.
8505 (selftest::selftest_c_tests): Call test_named_temp_file.
8506 * selftest.h (class named_temp_file): New class.
8507 (class temp_source_file): Convert to a subclass of named_temp_file.
8509 2016-08-30 Segher Boessenkool <segher@kernel.crashing.org>
8511 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Do not emit
8512 USEs of LR_REGNO in returns and sibcalls.
8513 (rs6000_output_mi_thunk): Similar.
8514 (rs6000_sibcall_aix): Similar.
8515 * config/rs6000/rs6000.md (sibcall, sibcall_value, sibcall_local32,
8516 sibcall_local64, sibcall_value_local32, sibcall_value_local64,
8517 sibcall_nonlocal_sysv<mode>, sibcall_value_nonlocal_sysv<mode>):
8518 Remove the USE of LR_REGNO from the patterns as well. Delete an
8520 (return_internal_<mode>): Delete.
8522 2016-08-30 Tamar Christina <tamar.christina@arm.com>
8524 * config/aarch64/aarch64-simd.md
8525 (aarch64_ld2<mode>_dreg_le): New.
8526 (aarch64_ld2<mode>_dreg_be): New.
8527 (aarch64_ld2<mode>_dreg): Removed.
8528 (aarch64_ld3<mode>_dreg_le): New.
8529 (aarch64_ld3<mode>_dreg_be): New.
8530 (aarch64_ld3<mode>_dreg): Removed.
8531 (aarch64_ld4<mode>_dreg_le): New.
8532 (aarch64_ld4<mode>_dreg_be): New.
8533 (aarch64_ld4<mode>_dreg): Removed.
8534 (aarch64_ld<VSTRUCT:nregs><VDC:mode>): Wrapper around _le, _be.
8536 2016-08-30 David Malcolm <dmalcolm@redhat.com>
8538 * diagnostic-show-locus.c (test_one_liner_fixit_insert): Remove
8539 redundant location param.
8540 (test_one_liner_fixit_remove): Likewise.
8541 (test_one_liner_fixit_replace): Likewise.
8542 (test_one_liner_fixit_replace_equal_secondary_range): Likewise.
8543 * gcc-rich-location.c
8544 (gcc_rich_location::add_fixit_misspelled_id): Eliminate call to
8545 get_range_from_loc. Drop overload taking a const char *.
8546 * gcc-rich-location.h
8547 (gcc_rich_location::add_fixit_misspelled_id): Drop overload taking
8550 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
8552 * config/linux.c (linux_libc_has_function): Return true on musl.
8554 2016-08-30 Szabolcs Nagy <szabolcs.nagy@arm.com>
8556 * config.gcc (*-*-*musl*): Disable gnu-indirect-function.
8558 2016-08-30 Eric Botcazou <ebotcazou@adacore.com>
8560 * postreload-gcse.c (bb_has_well_behaved_predecessors): Tweak criterion
8561 used for abnormal egdes.
8563 2016-08-30 Jakub Jelinek <jakub@redhat.com>
8565 PR tree-optimization/72866
8566 * tree-vect-patterns.c (search_type_for_mask): Turn into
8567 a small wrapper, move all code to ...
8568 (search_type_for_mask_1): ... this new function. Add caching
8569 and adjust recursive calls.
8572 * dwarf2out.c (modified_type_die): Use lookup_type_die (type)
8573 instead of lookup_type_die (type_main_variant (type)) even for array
8577 * simplify-rtx.c (avoid_constant_pool_reference): For out of bounds
8578 constant pool reference return x instead of c.
8580 2016-08-29 Segher Boessenkool <segher@kernel.crashing.org>
8582 * config/rs6000/rs6000.h (CALL_REALLY_USED_REGISTERS): Do not
8585 2016-08-29 David Malcolm <dmalcolm@redhat.com>
8588 (selftest::test_make_location_nonpure_range_endpoints): Fix
8591 2016-08-29 David Malcolm <dmalcolm@redhat.com>
8593 * diagnostic-show-locus.c
8594 (selftest::test_one_liner_fixit_validation_adhoc_locations): New
8596 (selftest::test_diagnostic_show_locus_one_liner): Call it.
8597 * input.c (get_pure_location): Move to libcpp/line-map.c.
8598 * input.h (get_pure_location): Convert decl to an inline function
8599 calling implementation in libcpp.
8601 2016-08-29 Uros Bizjak <ubizjak@gmail.com>
8604 * config/i386/sse.md (vec_set_lo_<mode><mask_name>): Fix assembler
8605 template for intel asm dialect.
8606 (vec_set_hi_<mode><mask_name>): Ditto.
8608 2016-08-29 David Malcolm <dmalcolm@redhat.com>
8610 * selftest.h (selftest::fail): Add ATTRIBUTE_NORETURN.
8611 (selftest::fail_formatted): Likewise.
8613 2016-08-29 David Malcolm <dmalcolm@redhat.com>
8615 * input.c (make_location): Call get_start and get_finish
8616 on the endpoints to avoid storing packed ranges or ad-hoc
8618 (selftest::test_make_location_nonpure_range_endpoints): New function.
8619 (selftest::input_c_tests): Call it.
8620 * input.h (get_start): New inline function.
8622 2016-08-29 Tom de Vries <tom@codesourcery.com>
8625 * gimplify.c (gimplify_va_arg_expr): Replace first argument type error
8628 2016-08-29 Eric Botcazou <ebotcazou@adacore.com>
8630 * Makefile.in (gcov-iov.h): Add dummy recipe.
8632 2016-08-29 Nathan Sidwell <nathan@acm.org>
8634 * config/nvptx/nvptx.c: #include tree-vrp.h.
8636 2016-08-28 Eric Botcazou <ebotcazou@adacore.com>
8639 * config/sparc/sparc.c (sparc_legitimate_address_p): Accept special
8640 HIGH+LO construct during reload.
8642 2016-08-28 Tom de Vries <tom@codesourcery.com>
8645 * config/i386/i386.c (ix86_build_builtin_va_list_64): Tag type with
8646 'sysv_abi va_list' attribute.
8647 (ix86_build_builtin_va_list): Tag type with 'ms_abi va_list' attribute.
8648 (ix86_canonical_va_list_type): Handle 'sysv_abi/ms_abi va_list'
8651 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8653 * emit-rtl.h (struct rtl_data): Make stack_slot_list a vector.
8654 * emit-rtl.c (unshare_all_rtl_1): Adjust.
8655 (unshare_all_rtl_again): Likewise.
8656 * function.c (assign_stack_local_1): Likewise.
8657 (assign_stack_temp_for_type): Likewise.
8659 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8661 * cfgbuild.c (make_edges): Adjust.
8662 * cfgrtl.c (can_delete_label_p): Likewise.
8663 * dwarf2cfi.c (create_trace_edges): Likewise.
8664 * except.c (sjlj_emit_dispatch_table): Likewise.
8665 * function.h (struct expr_status): make x_forced_labels a vector.
8666 * jump.c (rebuild_jump_labels_1): Adjust.
8667 * reload1.c (set_initial_label_offsets): Likewise.
8668 * stmt.c (force_label_rtx): Likewise.
8669 (expand_label): Likewise.
8671 2016-08-27 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
8673 * haifa-sched.c (fix_recovery_deps): Make ready_list a vector.
8675 2016-08-27 Patrick Palka <ppalka@gcc.gnu.org>
8677 PR tree-optimization/71077
8678 PR tree-optimization/68542
8679 * fold-const.c (fold_relational_const): Fix folding of
8680 VECTOR_CST comparisons that have a scalar boolean result type.
8681 (selftest::test_vector_folding): New static function.
8682 (selftest::fold_const_c_tests): Call it.
8684 2016-08-27 Gerald Pfeifer <gerald@pfeifer.com>
8686 * doc/extend.texi (SPU Built-in Functions): Remove stale
8687 references to material formerly at IBM and Sony.
8689 2016-08-26 David Edelsohn <dje.gcc@gmail.com>
8692 * config/rs6000/xcoff.h (DWARF_OFFSET_SIZE): Define as PTR_SIZE.
8694 2016-08-26 David Malcolm <dmalcolm@redhat.com>
8696 * diagnostic-show-locus.c
8697 (selftest::test_fixit_consolidation): New function.
8698 (selftest::diagnostic_show_locus_c_tests): Call it.
8699 * gcc-rich-location.h (gcc_rich_location): Eliminate unused
8700 constructor based on source_range.
8702 2016-08-26 David Malcolm <dmalcolm@redhat.com>
8704 * diagnostic-color.c (color_dict): Add "fixit-insert" and
8706 (parse_gcc_colors): Update description of default GCC_COLORS.
8707 * diagnostic-show-locus.c (colorizer::set_fixit_hint): Delete.
8708 (colorizer::set_fixit_insert): New method.
8709 (colorizer::set_fixit_delete): New method.
8710 (colorizer::get_color_by_name): New method.
8711 (colorizer::STATE_FIXIT_INSERT): New constant.
8712 (colorizer::STATE_FIXIT_DELETE): New constant.
8713 (class colorizer): Drop "_cs" suffix from fields. Delete "_ce"
8714 fields in favor of new field "m_stop_color". Add fields
8715 "m_fixit_insert" and "m_fixit_delete".
8716 (colorizer::colorizer): Update for above changes. Replace
8717 colorize_start calls with calls to get_color_by_name.
8718 (colorizer::begin_state): Handle STATE_FIXIT_INSERT and
8719 STATE_FIXIT_DELETE. Update for field renamings.
8720 (colorizer::finish_state): Simplify by using m_stop_color,
8721 rather than multiple identical "*_ce" fields.
8722 (colorizer::get_color_by_name): New method.
8723 (layout::print_any_fixits): Print insertions and replacements
8724 using the "fixit-insert" color, and deletions using the
8725 "fixit-delete" color.
8726 * doc/invoke.texi (-fdiagnostics-color): Update description of
8727 default GCC_COLORS, and of the supported capabilities.
8729 2016-08-26 Max Filippov <jcmvbkbc@gmail.com>
8731 * config/xtensa/xtensa.c (xtensa_expand_prologue): Update
8732 current_function_static_stack_size variable with the static
8733 stack frame size of the current function when
8734 flag_stack_usage_info is enabled.
8736 2016-08-26 Nathan Sidwell <nathan@acm.org>
8738 * ipa-inline-analysis.c (inline_write_summary): Remove unnecessary
8739 assignment inside if condition.
8741 2016-08-26 Richard Biener <rguenther@suse.de>
8743 PR tree-optimization/69047
8744 * tree-ssa.c (maybe_rewrite_mem_ref_base): Handle general bitfield
8745 extracts similar to what FRE does.
8746 (non_rewritable_mem_ref_base): Likewise.
8748 2016-08-26 Joseph Myers <joseph@codesourcery.com>
8750 * config/i386/i386.c (ix86_libgcc_floating_mode_supported_p)
8751 (TARGET_LIBGCC_FLOATING_MODE_SUPPORTED_P): Remove.
8752 * config/i386/i386elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
8753 * config/i386/lynx.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
8754 * config/i386/netbsd-elf.h (IX86_MAYBE_NO_LIBGCC_TFMODE):
8756 * config/i386/netbsd64.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
8757 * config/i386/nto.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
8758 * config/i386/openbsd.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
8759 * config/i386/rtemself.h (IX86_NO_LIBGCC_TFMODE): Likewise.
8760 * config/i386/vxworks.h (IX86_MAYBE_NO_LIBGCC_TFMODE): Likewise.
8762 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8765 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_muld): Reduce
8766 reservation duration to 15 cycles.
8767 (cortex_a8_vfp_macs): Likewise.
8768 (cortex_a8_vfp_macd): Likewise.
8769 (cortex_a8_vfp_divs): Likewise.
8770 (cortex_a8_vfp_divd): Likewise.
8772 2016-08-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8774 * config/arm/arm.c (arm_sets_movw_movt_fusible_p): New function.
8775 (aarch_macro_fusion_pair_p): Use above to avoid early return.
8777 2016-08-26 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8778 Martin Jambhor <mjambor@suse.cz>
8780 * common.opt: New option -fipa-bit-cp.
8781 * doc/invoke.texi: Document -fipa-bit-cp.
8782 * opts.c (default_options_table): Add entry for -fipa-bit-cp.
8783 (enable_fdo_optimizations): Check for flag_ipa_bit_cp.
8784 * tree-ssa-ccp.h: New header file.
8785 * tree-ssa-ccp.c: Include tree-ssa-ccp.h
8786 (bit_value_binop_1): Change to bit_value_binop_1 and export it.
8787 Replace all occurences of tree parameter by two new params: signop, int.
8788 (bit_value_unop_1): Change to bit_value_unop and export it.
8789 Replace all occurences of tree parameter by two new params: signop,
8791 (bit_value_binop): Change call from bit_value_binop_1 to
8793 (bit_value_assume_aligned): Likewise.
8794 (bit_value_unop): Change call from bit_value_unop_1 to bit_value_unop.
8795 (do_ssa_ccp): Pass nonzero_p || flag_ipa_cp_bit instead of nonzero_p
8797 (ccp_finalize): Skip processing if val->mask == 0.
8798 * ipa-cp.c: Include tree-ssa-ccp.h
8799 (ipcp_bits_lattice): New class.
8800 (ipcp_param_lattice (bits_lattice): New member.
8801 (print_all_lattices): Call ipcp_bits_lattice::print.
8802 (set_all_contains_variable): Call ipcp_bits_lattice::set_to_bottom.
8803 (initialize_node_lattices): Likewise.
8804 (propagate_bits_accross_jump_function): New function.
8805 (propagate_constants_accross_call): Call
8806 propagate_bits_accross_jump_function.
8807 (ipcp_propagate_stage): Store parameter types when in_lto_p is true.
8808 (ipcp_store_bits_results): New function.
8809 (ipcp_driver): Call ipcp_store_bits_results.
8810 * ipa-prop.h (ipa_bits): New struct.
8811 (ipa_jump_func): Add new member bits of type ipa_bits.
8812 (ipa_param_descriptor): Change decl to decl_or_type.
8813 (ipa_get_param): Change decl to decl_or_type and assert on
8815 (ipa_get_type): New function.
8816 (ipcp_transformation_summary): New member bits.
8817 * ipa-prop.c (ipa_get_param_decl_index_1): s/decl/decl_or_type.
8818 (ipa_populate_param_decls): Likewise.
8819 (ipa_dump_param): Likewise.
8820 (ipa_print_node_jump_functions_for_edge): Pretty-print ipa_bits jump
8822 (ipa_set_jf_unknown): Set ipa_bits::known to false.
8823 (ipa_compute_jump_functions_for_edge): Compute jump function for bits
8825 (ipa_node_params_t::duplicate): Copy src->bits into dst->bits.
8826 (ipa_write_jump_function): Add streaming for ipa_bits.
8827 (ipa_read_jump_function): Add support for reading streamed ipa_bits.
8828 (write_ipcp_transformation_info): Add streaming for ipa_bits
8830 (read_ipcp_transfomration_info): Add support for reading streamed
8832 (ipcp_update_bits): New function.
8833 (ipcp_transform_function): Call ipcp_update_bits.
8835 2016-08-25 Szabolcs Nagy <szabolcs.nagy@arm.com>
8837 * config/mips/linux.h (MUSL_DYNAMIC_LINKER32): Update.
8838 (MUSL_DYNAMIC_LINKER64, MUSL_DYNAMIC_LINKERN32): Update.
8840 2016-08-25 David Edelsohn <dje.gcc@gmail.com>
8842 * multiple_target.c (pass_data_dispatcher_calls): Fix typo.
8844 2016-08-25 Richard Biener <rguenther@suse.de>
8846 * dwarf2out.c (gen_remaining_tmpl_value_param_die_attributes):
8847 Only add locations in late dwarf.
8848 (gen_scheduled_generic_parms_dies): Do not set early dwarf here.
8849 (dwarf2out_early_finish): But do it here.
8851 2016-08-24 Michael Collison <michael.collison@linaro.org>
8852 Michael Collison <michael.collison@arm.com>
8854 * config/arm/arm-modes.def: Add new condition code mode CC_V
8855 to represent the overflow bit.
8856 * config/arm/arm.c (maybe_get_arm_condition_code):
8857 Add support for CC_Vmode.
8858 (arm_gen_unlikely_cbranch): New function to generate common
8859 rtl conditional branches for overflow patterns.
8860 * config/arm/arm-protos.h: Add prototype for
8861 arm_gen_unlikely_cbranch.
8862 * config/arm/arm.md (addv<mode>4, add<mode>3_compareV,
8863 addsi3_compareV_upper): New patterns to support signed
8864 builtin overflow add operations.
8865 (uaddv<mode>4, add<mode>3_compareC, addsi3_compareV_upper):
8866 New patterns to support unsigned builtin add overflow operations.
8867 (subv<mode>4, sub<mode>3_compare1): New patterns to support signed
8868 builtin overflow subtract operations,
8869 (usubv<mode>4): New patterns to support unsigned builtin subtract
8870 overflow operations.
8871 (negvsi3, negvdi3, negdi2_compare, negsi2_carryin_compare): New patterns
8872 to support builtin overflow negate operations.
8874 2016-08-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
8877 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
8879 * explow.c (get_dynamic_stack_size): Take known alignment of stack
8880 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
8883 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
8885 * doc/fragments.texi (MULTILIB_REUSE): Mention that only options in
8886 MULTILIB_OPTIONS should be used. Small wording fixes.
8887 * genmultilib: Memorize set of all option combinations in
8888 combination_space. Detect if RHS of MULTILIB_REUSE uses an option not
8889 found in MULTILIB_OPTIONS by checking if option set is listed in
8890 combination_space. Output new and existing error message to stderr.
8892 2016-08-24 Thomas Preud'homme <thomas.preudhomme@arm.com>
8894 * config/arm/t-aprofile (MULTILIB_MATCHES): Add mapping for
8895 -mcpu=cortex-a7, -mfpu=neon-fp16, -mfpu=fpv5-d16 and -mfpu=fp-armv8.
8896 Fix typo in -mfpu=vfpv3-d16-fp16 mapping.
8897 (MULTILIB_REUSE): Remove reuse rules for option set including
8898 -mfpu=fp-armv8 and -mfpu=vfpv4
8900 2016-08-24 Sebastian Huber <sebastian.huber@embedded-brains.de>
8902 * config/arm/t-rtems: Add vfp multilib.
8904 2016-08-23 Ian Lance Taylor <iant@golang.org>
8906 * config/s390/s390.c (s390_asm_file_start): Call
8909 2016-08-23 Michael Meissner <meissner@linux.vnet.ibm.com>
8911 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Set
8912 initialization of all 0's to the 0 constant, instead of directly
8913 generating XOR. Add support for V4SImode vector initialization on
8914 64-bit systems with direct move, and rework the ISA 3.0 V4SImode
8915 initialization. Change variables used in V4SFmode vector
8916 intialization. For V4SFmode vector splat on ISA 3.0, make sure
8917 any memory addresses are in index form. Add support for using
8918 VSPLTH/VSPLTB to initialize vector short and vector char vectors
8919 with all of the same element.
8920 (regno_or_subregno): New helper function to return a register
8921 number for either REG or SUBREG.
8922 (rs6000_adjust_vec_address): Do not generate ADDI <reg>,R0,<num>.
8923 Use regno_or_subregno where possible.
8924 (rs6000_split_v4si_init_di_reg): New helper function to build up a
8925 DImode value from two SImode values in order to generate V4SImode
8926 vector initialization on 64-bit systems with direct move.
8927 (rs6000_split_v4si_init): Split up the insns for a V4SImode vector
8929 (rtx_is_swappable_p): V4SImode vector initialization insn is not
8931 * config/rs6000/rs6000-protos.h (rs6000_split_v4si_init): Add
8933 * config/rs6000/vsx.md (VSX_SPLAT_I): New mode iterators and
8934 attributes to initialize V8HImode and V16QImode vectors with the
8936 (VSX_SPLAT_COUNT): Likewise.
8937 (VSX_SPLAT_SUFFIX): Likewise.
8938 (UNSPEC_VSX_VEC_INIT): New unspec.
8939 (vsx_concat_v2sf): Eliminate using 'preferred' register classes.
8940 Allow SFmode values to come from Altivec registers.
8941 (vsx_init_v4si): New insn/split for V4SImode vector initialization
8942 on 64-bit systems with direct move.
8943 (vsx_splat_<mode>, VSX_W iterator): Rework V4SImode and V4SFmode
8944 vector initializations, to allow V4SImode vector initializations
8945 on 64-bit systems with direct move.
8946 (vsx_splat_v4si): Likewise.
8947 (vsx_splat_v4si_di): Likewise.
8948 (vsx_splat_v4sf): Likewise.
8949 (vsx_splat_v4sf_internal): Likewise.
8950 (vsx_xxspltw_<mode>, VSX_W iterator): Eliminate using 'preferred'
8952 (vsx_xxspltw_<mode>_direct, VSX_W iterator): Likewise.
8953 (vsx_vsplt<VSX_SPLAT_SUFFIX>_di): New insns to support
8954 initializing V8HImode and V16QImode vectors with the same
8956 * config/rs6000/rs6000.h (TARGET_DIRECT_MOVE_64BIT): Disallow
8957 optimization if -maltivec=be.
8959 2016-08-23 Christophe Lyon <christophe.lyon@linaro.org>
8961 * config/arm/arm.md (arm_movqi_insn): Swap predicable_short_it
8962 attribute for alternatives 3 and 4.
8964 2016-08-23 David Malcolm <dmalcolm@redhat.com>
8966 * selftest.c (selftest::assert_str_contains): New function.
8967 (selftest::test_assertions): Verify ASSERT_STR_CONTAINS.
8968 * selftest.h (selftest::assert_str_contains): New decl.
8969 (ASSERT_STR_CONTAINS): New macro.
8971 2016-08-23 Richard Biener <rguenther@suse.de>
8973 PR tree-optimization/77286
8974 * tree-vect-loop.c (vect_analyze_loop_form_1): Do not modify
8976 (vect_transform_loop): Split exit edges of loop and scalar
8977 loop if required and at the appropriate time.
8979 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
8981 * explow.c (get_dynamic_stack_size): Take known alignment of stack
8982 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
8984 Correct a typo in a comment.
8986 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
8988 * config/s390/s390.md ("*andc_split"): New splitter for and with
8991 2016-08-23 Richard Biener <rguenther@suse.de>
8993 PR tree-optimization/27336
8994 * tree-vrp.c (infer_value_range): Handle stmts that can throw
8995 by looking for a non-EH edge.
8996 (process_assert_insertions_for): Likewise.
8998 2016-08-23 Richard Biener <rguenther@suse.de>
9001 * statistics.c (statistics_counter_event): Robustify against
9004 2016-08-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
9006 * config/i386/i386.c (processor_alias_table): Enable PTA_PRFCHW
9007 for targets amdfam10 and barcelona.
9009 2016-08-22 Uros Bizjak <ubizjak@gmail.com>
9011 * config/i386/i386.md (*zero_extendsidi2): Add (*r,*k) alternative.
9012 (zero_extend<mode>di2): Ditto.
9013 (*zero_extend<mode>si2): Ditto.
9014 (*zero_extendqihi2): Ditto.
9016 2016-08-22 Joseph Myers <joseph@codesourcery.com>
9019 * builtins.c (fold_builtin_classify): Use builtin_decl_explicit
9020 (BUILT_IN_SIGNBIT) to expand __builtin_isinf_sign.
9022 2016-08-22 Patrick Palka <ppalka@gcc.gnu.org>
9024 * print-tree.c (print_node) [VECTOR_CST]: Coalesce the output of
9025 identical consecutive elements.
9026 [SSA_NAME]: Print the name's def stmt on its own line. When printing
9027 the node's def stmt, avoid printing an unwanted trailing newline by
9028 replacing the call to print_gimple_stmt() with its inlined body and
9029 adjusting it to not set pp_needs_newline and to call pp_flush()
9030 instead of pp_newline_and_flush().
9032 2016-08-22 Joseph Myers <joseph@codesourcery.com>
9034 * tree.h (CASE_FLT_FN_FLOATN_NX, float16_type_node)
9035 (float32_type_node, float64_type_node, float32x_type_node)
9036 (float128x_type_node): New macros.
9037 * builtin-types.def (BT_FLOAT16, BT_FLOAT32, BT_FLOAT64)
9038 (BT_FLOAT128, BT_FLOAT32X, BT_FLOAT64X, BT_FLOAT128X)
9039 (BT_FN_FLOAT16, BT_FN_FLOAT32, BT_FN_FLOAT64, BT_FN_FLOAT128)
9040 (BT_FN_FLOAT32X, BT_FN_FLOAT64X, BT_FN_FLOAT128X)
9041 (BT_FN_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32)
9042 (BT_FN_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128)
9043 (BT_FN_FLOAT32X_FLOAT32X, BT_FN_FLOAT64X_FLOAT64X)
9044 (BT_FN_FLOAT128X_FLOAT128X, BT_FN_FLOAT16_CONST_STRING)
9045 (BT_FN_FLOAT32_CONST_STRING, BT_FN_FLOAT64_CONST_STRING)
9046 (BT_FN_FLOAT128_CONST_STRING, BT_FN_FLOAT32X_CONST_STRING)
9047 (BT_FN_FLOAT64X_CONST_STRING, BT_FN_FLOAT128X_CONST_STRING)
9048 (BT_FN_FLOAT16_FLOAT16_FLOAT16, BT_FN_FLOAT32_FLOAT32_FLOAT32)
9049 (BT_FN_FLOAT64_FLOAT64_FLOAT64, BT_FN_FLOAT128_FLOAT128_FLOAT128)
9050 (BT_FN_FLOAT32X_FLOAT32X_FLOAT32X)
9051 (BT_FN_FLOAT64X_FLOAT64X_FLOAT64X)
9052 (BT_FN_FLOAT128X_FLOAT128X_FLOAT128X): New type definitions.
9053 * builtins.def (DEF_GCC_FLOATN_NX_BUILTINS): New macro.
9054 (copysign, fabs, huge_val, inf, nan, nans): Use it.
9055 * builtins.c (expand_builtin): Use CASE_FLT_FN_FLOATN_NX for fabs
9057 (fold_builtin_0): Use CASE_FLT_FN_FLOATN_NX for inf and huge_val.
9058 (fold_builtin_1): Use CASE_FLT_FN_FLOATN_NX for fabs.
9059 * doc/extend.texi (Other Builtins): Document these built-in
9061 * fold-const-call.c (fold_const_call): Use CASE_FLT_FN_FLOATN_NX
9064 2016-08-22 Gerald Pfeifer <gerald@pfeifer.com>
9066 * doc/install.texi (Binaries): www.opencsw.org now uses https.
9068 2016-08-22 Richard Biener <rguenther@suse.de>
9070 * tree-ssa-forwprop.c (pass_forwprop::execute): Use RPO order.
9072 2016-08-21 Uros Bizjak <ubizjak@gmail.com>
9075 * config/i386/i386.md (prefetch): When TARGET_PRFCHW or
9076 TARGET_PREFETCHWT1 are disabled, emit 3dNOW! write prefetches for
9077 non-SSE2 athlons only, otherwise prefer SSE prefetches.
9079 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
9081 * tree-vrp.c (vrp_visit_assignment_or_call): Changed to Return VR.
9082 (vrp_visit_cond_stmt): Just sets TAKEN_EDGE_P.
9083 (vrp_visit_switch_stmt): Likewise.
9084 (extract_range_from_stmt): Factored out from vrp_visit_stmt.
9085 (extract_range_from_phi_node): Factored out from vrp_visit_phi_stmt.
9086 (vrp_visit_stmt): Use extract_range_from_stmt.
9087 (vrp_visit_phi_node): Use extract_range_from_phi_node.
9089 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
9091 * Makefile.in: Add tree-vrp.h to GTFILES.
9092 * gengtype.c (open_base_files): Add tree-vrp.h.
9093 * asan.c: Add tree-vrp.h which now has the definition value_range_type.
9094 * builtins.c: Likewise.
9095 * fold-const.c: Likewise.
9096 * gimple-builder.c: Likewise.
9097 * gimple-laddress.c: Likewise.
9098 * hsa-gen.c: Likewise.
9099 * internal-fn.c: Likewise.
9101 * targhooks.c: Liewise,
9102 * tree-ssa-address.c: Likewise.
9103 * tree-ssanames.h (value_range_type: Move to tree-vrp.h.
9104 * tree-vrp.c (struct value_range): Move to tree-vrp.h
9105 * tree-vrp.h: New file.
9107 2016-08-20 Kugan Vivekanandarajah <kuganv@linaro.org>
9109 PR tree-optimization/61839
9110 * tree-vrp.c (two_valued_val_range_p): New.
9111 (simplify_stmt_using_ranges): Convert CST BINOP VAR where VAR is
9112 two-valued to VAR == VAL1 ? (CST BINOP VAL1) : (CST BINOP VAL2).
9113 Also Convert VAR BINOP CST where VAR is two-valued to
9114 VAR == VAL1 ? (VAL1 BINOP CST) : (VAL2 BINOP CST).
9116 2016-08-19 David Malcolm <dmalcolm@redhat.com>
9118 * diagnostic-show-locus.c
9119 (layout::annotation_line_showed_range_p): New method.
9120 (layout::print_any_fixits): Remove case fixit_hint::REMOVE.
9121 Reimplement case fixit_hint::REPLACE to cover removals, and
9122 replacements where the range of the replacement isn't one
9123 of the ranges in the rich_location.
9124 (test_one_liner_fixit_replace): Likewise.
9125 (selftest::test_one_liner_fixit_replace_non_equal_range): New
9127 (selftest::test_one_liner_fixit_replace_equal_secondary_range):
9129 (selftest::test_diagnostic_show_locus_one_liner): Call the new
9131 * diagnostic.c (print_parseable_fixits): Remove case
9134 2016-08-19 Uros Bizjak <ubizjak@gmail.com>
9137 * config/i386/i386.c (ix86_option_override_internal): Remove
9138 PTA_PRFCHW from entries that also have PTA_3DNOW flag.
9139 Enable SSE prefetch also for TARGET_PREFETCHWT1.
9140 Do not try to enable TARGET_PRFCHW ISA flag here.
9141 * config/i386/i386.md (prefetch): Enable also for TARGET_3DNOW.
9142 Rewrite expander function body.
9143 (*prefetch_3dnow): Enable for TARGET_3DNOW and TARGET_PREFETCHWT1.
9145 2016-08-19 Joseph Myers <joseph@codesourcery.com>
9148 * tree-core.h (TI_COMPLEX_FLOAT16_TYPE)
9149 (TI_COMPLEX_FLOATN_NX_TYPE_FIRST, TI_COMPLEX_FLOAT32_TYPE)
9150 (TI_COMPLEX_FLOAT64_TYPE, TI_COMPLEX_FLOAT128_TYPE)
9151 (TI_COMPLEX_FLOAT32X_TYPE, TI_COMPLEX_FLOAT64X_TYPE)
9152 (TI_COMPLEX_FLOAT128X_TYPE, TI_FLOAT16_TYPE, TI_FLOATN_TYPE_FIRST)
9153 (TI_FLOATN_NX_TYPE_FIRST, TI_FLOAT32_TYPE, TI_FLOAT64_TYPE)
9154 (TI_FLOAT128_TYPE, TI_FLOATN_TYPE_LAST, TI_FLOAT32X_TYPE)
9155 (TI_FLOATNX_TYPE_FIRST, TI_FLOAT64X_TYPE, TI_FLOAT128X_TYPE)
9156 (TI_FLOATNX_TYPE_LAST, TI_FLOATN_NX_TYPE_LAST): New enum
9158 (NUM_FLOATN_TYPES, NUM_FLOATNX_TYPES, NUM_FLOATN_NX_TYPES): New
9160 (struct floatn_type_info): New structure type.
9161 (floatn_nx_types): New variable declaration.
9162 * tree.h (FLOATN_TYPE_NODE, FLOATN_NX_TYPE_NODE)
9163 (FLOATNX_TYPE_NODE, float128_type_node, float64x_type_node)
9164 (COMPLEX_FLOATN_NX_TYPE_NODE): New macros.
9165 * tree.c (floatn_nx_types): New variable.
9166 (build_common_tree_nodes): Initialize _FloatN, _FloatNx and
9167 corresponding complex types.
9168 * target.def (floatn_mode): New hook.
9169 * targhooks.c: Include "real.h".
9170 (default_floatn_mode): New function.
9171 * targhooks.h (default_floatn_mode): New prototype.
9172 * doc/extend.texi (Floating Types): Document _FloatN and _FloatNx
9174 * doc/sourcebuild.texi (float@var{n}, float@var{n}x): Document new
9175 effective-target and dg-add-options keywords.
9176 (float@var{n}_runtime, float@var{n}x_runtime, floatn_nx_runtime):
9177 Document new effective-target keywords.
9178 * doc/tm.texi.in (TARGET_FLOATN_MODE): New @hook.
9179 * doc/tm.texi: Regenerate.
9180 * ginclude/float.h (LDBL_DECIMAL_DIG): Define to
9181 __LDBL_DECIMAL_DIG__, not __DECIMAL_DIG__.
9182 [__STDC_WANT_IEC_60559_TYPES_EXT__]: Define macros from TS
9184 * real.h (struct real_format): Add field ieee_bits.
9185 * real.c (ieee_single_format, mips_single_format)
9186 (motorola_single_format, spu_single_format, ieee_double_format)
9187 (mips_double_format, motorola_double_format)
9188 (ieee_extended_motorola_format, ieee_extended_intel_96_format)
9189 (ieee_extended_intel_128_format)
9190 (ieee_extended_intel_96_round_53_format, ibm_extended_format)
9191 (mips_extended_format, ieee_quad_format, mips_quad_format)
9192 (vax_f_format, vax_d_format, vax_g_format, decimal_single_format)
9193 (decimal_double_format, decimal_quad_format, ieee_half_format)
9194 (arm_half_format, real_internal_format: Initialize ieee_bits
9196 * config/i386/i386.c (ix86_init_builtin_types): Do not initialize
9197 float128_type_node. Set float80_type_node to float64x_type_node
9198 if appropriate and long_double_type_node not appropriate.
9199 * config/ia64/ia64.c (ia64_init_builtins): Likewise.
9200 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format):
9201 Initialize ieee_bits field.
9202 * config/rs6000/rs6000.c (TARGET_FLOATN_MODE): New macro.
9203 (rs6000_init_builtins): Set ieee128_float_type_node to
9205 (rs6000_floatn_mode): New function.
9207 2016-08-19 Jakub Jelinek <jakub@redhat.com>
9209 * config/i386/rdseedintrin.h (_rdseed16_step, _rdseed32_step,
9210 _rdseed64_step): Uglify argument names and/or local variable names
9211 in inline functions.
9212 * config/i386/rtmintrin.h (_xabort): Likewise.
9213 * config/i386/avx512vlintrin.h (_mm256_ternarylogic_epi64,
9214 _mm256_mask_ternarylogic_epi64, _mm256_maskz_ternarylogic_epi64,
9215 _mm256_ternarylogic_epi32, _mm256_mask_ternarylogic_epi32,
9216 _mm256_maskz_ternarylogic_epi32, _mm_ternarylogic_epi64,
9217 _mm_mask_ternarylogic_epi64, _mm_maskz_ternarylogic_epi64,
9218 _mm_ternarylogic_epi32, _mm_mask_ternarylogic_epi32,
9219 _mm_maskz_ternarylogic_epi32): Likewise.
9220 * config/i386/lwpintrin.h (__llwpcb, __lwpval32, __lwpval64,
9221 __lwpins32, __lwpins64): Likewise.
9222 * config/i386/avx2intrin.h (_mm_i32gather_pd, _mm_mask_i32gather_pd,
9223 _mm256_i32gather_pd, _mm256_mask_i32gather_pd, _mm_i64gather_pd,
9224 _mm_mask_i64gather_pd, _mm256_i64gather_pd, _mm256_mask_i64gather_pd,
9225 _mm_i32gather_ps, _mm_mask_i32gather_ps, _mm256_i32gather_ps,
9226 _mm256_mask_i32gather_ps, _mm_i64gather_ps, _mm_mask_i64gather_ps,
9227 _mm256_i64gather_ps, _mm256_mask_i64gather_ps, _mm_i32gather_epi64,
9228 _mm_mask_i32gather_epi64, _mm256_i32gather_epi64,
9229 _mm256_mask_i32gather_epi64, _mm_i64gather_epi64,
9230 _mm_mask_i64gather_epi64, _mm256_i64gather_epi64,
9231 _mm256_mask_i64gather_epi64, _mm_i32gather_epi32,
9232 _mm_mask_i32gather_epi32, _mm256_i32gather_epi32,
9233 _mm256_mask_i32gather_epi32, _mm_i64gather_epi32,
9234 _mm_mask_i64gather_epi32, _mm256_i64gather_epi32,
9235 _mm256_mask_i64gather_epi32): Likewise.
9236 * config/i386/pmm_malloc.h (_mm_malloc, _mm_free): Likewise.
9237 * config/i386/ia32intrin.h (__writeeflags): Likewise.
9238 * config/i386/pkuintrin.h (_wrpkru): Likewise.
9239 * config/i386/avx512pfintrin.h (_mm512_mask_prefetch_i32gather_pd,
9240 _mm512_mask_prefetch_i32gather_ps, _mm512_mask_prefetch_i64gather_pd,
9241 _mm512_mask_prefetch_i64gather_ps, _mm512_prefetch_i32scatter_pd,
9242 _mm512_prefetch_i32scatter_ps, _mm512_mask_prefetch_i32scatter_pd,
9243 _mm512_mask_prefetch_i32scatter_ps, _mm512_prefetch_i64scatter_pd,
9244 _mm512_prefetch_i64scatter_ps, _mm512_mask_prefetch_i64scatter_pd,
9245 _mm512_mask_prefetch_i64scatter_ps): Likewise.
9246 * config/i386/gmm_malloc.h (_mm_malloc, _mm_free): Likewise.
9247 * config/i386/avx512fintrin.h (_mm512_ternarylogic_epi64,
9248 _mm512_mask_ternarylogic_epi64, _mm512_maskz_ternarylogic_epi64,
9249 _mm512_ternarylogic_epi32, _mm512_mask_ternarylogic_epi32,
9250 _mm512_maskz_ternarylogic_epi32, _mm512_i32gather_ps,
9251 _mm512_mask_i32gather_ps, _mm512_i32gather_pd, _mm512_i64gather_ps,
9252 _mm512_i64gather_pd, _mm512_i32gather_epi32, _mm512_i32gather_epi64,
9253 _mm512_i64gather_epi32, _mm512_i64gather_epi64): Likewise.
9255 * config/i386/fxsrintrin.h (_fxsave): Remove return keyword in inlines
9257 (_fxrstor, _fxsave64, _fxrstor64): Likewise.
9258 * config/i386/xsaveintrin.h (_xsave, _xrstor, _xsave64, _xrstor64):
9260 * config/i386/xsaveoptintrin.h (_xsaveopt, _xsaveopt64): Likewise.
9261 * config/i386/pkuintrin.h (_wrpkru): Likewise. Add space after
9263 (_rdpkru_u32): Add space after function name.
9265 * config/i386/t-i386 (i386-c.o): Don't depend on
9266 i386-builtin-types.inc.
9267 (i386.o): Depend on i386-builtin-types.inc.
9269 2016-08-19 Matthew Wahab <matthew.wahab@arm.com>
9272 * config/arm/arm.c (neon_valid_immediate): Delete declaration.
9273 Use const_vec_duplicate to check for duplicated elements.
9275 2016-08-19 Richard Biener <rguenther@suse.de>
9277 PR tree-optimization/77290
9278 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9279 Fix flag_tree_parallelize_loops check.
9281 2016-08-19 Richard Biener <rguenther@suse.de>
9283 * match.pd (x | 0 -> x): Add.
9285 2016-08-19 Richard Biener <rguenther@suse.de>
9287 PR tree-optimization/77286
9288 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
9289 Deal with virtual PHIs being out-of-order.
9291 2016-08-18 David Malcolm <dmalcolm@redhat.com>
9293 * doc/invoke.texi (fverbose-asm): Note that source code lines
9294 are emitted, and provide an example.
9295 * final.c (asm_show_source): New function.
9296 (final_scan_insn): Call asm_show_source.
9298 2016-08-18 David Malcolm <dmalcolm@redhat.com>
9300 * diagnostic-show-locus.c (colorizer::colorizer): Replace diagnostic
9301 param with diagnostic_kind.
9302 (class colorizer): Similarly replace field m_diagnostic with
9304 (colorizer::colorizer): Replace diagnostic
9305 param with diagnostic_kind.
9306 (colorizer::begin_state): Update for above field change.
9307 (layout::layout): Replace diagnostic param with rich_location *
9308 and diagnostic_kind.
9309 (diagnostic_show_locus): Replace diagnostic param with richloc
9310 and diagnostic_kind.
9311 (class selftest::test_diagnostic_context): New class.
9312 (selftest::test_diagnostic_show_locus_unknown_location): New
9314 (selftest::test_one_liner_simple_caret): New function.
9315 (selftest::test_one_liner_caret_and_range): New function.
9316 (selftest::test_one_liner_multiple_carets_and_ranges): New
9318 (selftest::test_one_liner_fixit_remove): New function.
9319 (selftest::test_one_liner_fixit_replace): New function.
9320 (selftest::test_diagnostic_show_locus_one_liner): New function.
9321 (selftest::diagnostic_show_locus_c_tests): Call the new test
9323 * diagnostic.c (diagnostic_initialize): Initialize
9324 colorize_source_p, show_ruler_p and parseable_fixits_p.
9325 (default_diagnostic_finalizer): Update for change to
9326 diagnostic_show_locus.
9327 (diagnostic_append_note): Likewise.
9328 * diagnostic.h (diagnostic_show_locus): Replace
9329 const diagnostic_info * param with location * and diagnostic_t.
9331 2016-08-18 David Malcolm <dmalcolm@redhat.com>
9333 * input.c (saved_line_table): New global.
9334 (class selftest::temp_line_table): Rename to line_table_test and
9335 move declaration to selftest.h, and drop field m_old_line_table.
9336 (selftest::temp_line_table::temp_line_table): Rename ctor to...
9337 (selftest::line_table_test::line_table_test): ...this. Add a
9338 default ctor. Store current value of line_table within
9340 (selftest::temp_line_table::~temp_line_table): Rename dtor to...
9341 (selftest::line_table_test::~line_table_test): ...this, and
9342 restore line_table from the saved_line_table, rather than
9344 (selftest::test_accessing_ordinary_linemaps): Update for above
9346 (selftest::test_lexer): Likewise.
9347 (struct selftest::lexer_test): Likewise.
9348 (selftest::lexer_test::lexer_test): Likewise.
9349 (selftest::input_c_tests): Move the looping over test cases from
9351 (selftest::for_each_line_table_case): New function.
9352 * input.h (saved_line_table): New decl.
9353 * selftest.h (struct selftest::line_table_case): New forward decl.
9354 (class selftest::line_table_test): New class, moved here from
9355 selftest::temp_line_table in input.c, and renamed.
9356 (selftest::for_each_line_table_case): New decl.
9358 2015-08-18 H.J. Lu <hongjiu.lu@intel.com>
9361 * config/i386/i386.c (lakemont_cost): Set MOVE_RATIO to 17.
9363 2016-08-18 Chung-Lin Tang <cltang@codesourcery.com>
9366 * gimplify.c (omp_add_variable): Adjust/add variable mapping on
9367 enclosing parallel construct for reduction variables on OpenACC loop
9370 2016-08-18 Pierre-Marie de Rodat <derodat@adacore.com>
9372 * dwarf2out.c (copy_dwarf_procedure): Remove obsolete comment.
9373 (new_dwarf_proc_die): Emit DW_TAG_dwarf_procedure DIEs even for
9375 (function_to_dwarf_procedure): Update comment.
9377 2016-08-18 David Malcolm <dmalcolm@redhat.com>
9379 * input.c (diagnostics_file_cache_forcibly_evict_file): New
9381 * input.h (diagnostics_file_cache_forcibly_evict_file): New
9383 * selftest.c (selftest::temp_source_file::~temp_source_file):
9384 Evict m_filename from the diagnostic file cache.
9386 2016-08-18 Richard Biener <rguenther@suse.de>
9388 * tree-pass.h (make_pass_materialize_all_clones): Declare.
9389 * ipa.c (pass_data_materialize_all_clones, pass_materialize_all_clones,
9390 make_pass_materialize_all_clones): New simple IPA pass encapsulating
9391 clone materialization.
9392 * passes.def (all_late_ipa_passes): Start with
9393 pass_materialize_all_clones.
9394 * cgraphunit.c (symbol_table::compile): Remove call to
9395 materialize_all_clones.
9396 * tree-into-ssa.c: Include statistics.h.
9397 (update_ssa): Count number of times we do incremental/rewrite
9400 2016-08-18 Richard Biener <rguenther@suse.de>
9402 PR tree-optimization/77282
9403 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
9404 When doing auto-parallelizing also prevent use of PHIs that
9405 carry dependences across loop backedges.
9407 2016-08-18 Tamar Christina <tamar.christina@arm.com>
9408 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9410 * varasm.c (default_use_anchors_for_symbol_p): Reject too large decls.
9412 2016-08-18 Richard Biener <rguenther@suse.de>
9414 * ssa-iterators.h (ssa_vuse_operand): New inline.
9415 * tree-if-conv.c (ifc_temp_var): Update virtual operand.
9416 (predicate_all_scalar_phis): Use remove_phi_node to remove
9417 phi nodes predicated. Delay removing virtual PHIs.
9418 (predicate_mem_writes): Update virtual operands.
9419 (combine_blocks): Likewise. Propagate out remaining virtual PHIs.
9420 (tree_if_conversion): Do not rewrite virtual SSA form.
9421 * tree-phinodes.c (release_phi_node): Make static.
9422 * tree-phinodes.h (release_phi_node): Remove.
9424 2016-08-18 Jakub Jelinek <jakub@redhat.com>
9426 * config/i386/i386.c (enum ix86_builtins): Remove IX86_BUILTIN_*
9427 codes that appear in bdesc_* arrays, instead include i386-builtin.def
9428 twice to define those.
9429 (bdesc_comi, bdesc_pcmpestr, bdesc_pcmpistr, bdesc_special_args,
9430 bdesc_args, bdesc_round_args, bdesc_mpx, bdesc_mpx_const,
9431 bdesc_multi_arg): Define by including i386-builtin.def the third time.
9432 * config/i386/i386-builtin.def: New file.
9434 2016-08-17 David Malcolm <dmalcolm@redhat.com>
9436 * input.c (get_source_range_for_char): Rename to...
9437 (selftest::get_source_range_for_char): ...this, and move within
9438 the #if CHECKING_P guard.
9439 (get_num_source_ranges_for_substring): Rename to...
9440 (selftest::get_num_source_ranges_for_substring): ...this, move
9441 within the #if CHECKING_P guard, and make static.
9442 (selftest::assert_num_substring_ranges): Initialize
9445 2016-08-18 Alan Modra <amodra@gmail.com>
9447 PR rtl-optimization/72771
9448 * reload.c (find_reloads): Don't assume that a subreg mem is OK
9449 when find_reloads_toplev returns address_reloaded==-1.
9450 (alternative_allows_const_pool_ref): Update comment.
9452 2015-08-17 Alan Hayward <alan.hayward@arm.com>
9454 PR tree-optimization/71752
9455 * tree-vect-loop.c (vectorizable_reduction): Keep SLP operand ordering.
9456 * tree-vect-slp.c (vect_get_slp_defs): Handle null operands.
9458 2016-08-17 Jakub Jelinek <jakub@redhat.com>
9460 * gimple-fold.c (gimple_fold_call): Use gimple_call_noreturn_p
9461 instead of testing ECF_NORETURN bit in gimple_call_flags.
9462 * tree-cfg.c (make_edges_bb, execute_fixup_cfg): Likewise.
9463 * predict.c (tree_bb_level_predictions): Likewise.
9464 * gimple-low.c (gimple_stmt_may_fallthru): Likewise.
9467 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children): If
9468 turning a call into __builtin_unreachable-like noreturn call, adjust
9469 gimple_call_set_fntype.
9470 * tree-cfgcleanup.c (fixup_noreturn_call): Remove lhs also if
9471 gimple_call_fntype has void return type.
9473 2016-08-17 Chung-Lin Tang <cltang@codesourcery.com>
9475 * omp-low.c (lower_oacc_reductions): Adjust variable lookup to use
9476 maybe_lookup_decl, to handle nested acc loop directives.
9478 2016-08-17 Richard Biener <rguenther@suse.de>
9480 PR tree-optimization/76490
9481 * tree-vrp.c (update_value_range): Preserve overflow infinities
9482 when intersecting with ranges from get_range_info.
9483 (operand_less_p): Handle overflow infinities correctly.
9484 (value_range_constant_singleton): Use vrp_operand_equal_p
9485 to handle overflow max/min correctly.
9486 (vrp_valueize): Likewise.
9487 (union_ranges): Likewise.
9488 (intersect_ranges): Likewise.
9489 (vrp_visit_phi_node): Improve iteration limitation to only
9490 apply when we'll possibly re-visit the PHI via a changed argument
9493 2016-08-17 Thomas Preud'homme <thomas.preudhomme@arm.com>
9495 * config/arm/t-aprofile (MULTILIB_EXCEPTIONS): Rewrite into ...
9496 (MULTILIB_REQUIRED): This by specifying multilib needing to be built
9497 rather than those that should not be built.
9499 2016-08-17 Stanislaw Halik <sthalik@misaki.pl>
9502 * config/i386/xm-mingw32.h (HOST_BITS_PER_PTR): Define if __x86_64__.
9504 2016-08-17 Richard Biener <rguenther@suse.de>
9506 * tree-ssa.c: Include tree-cfg.h and tree-dfa.h.
9507 (verify_vssa): New function verifying virtual SSA form.
9508 (verify_ssa): Call it.
9509 * tree-ssa-loop-manip.c (slpeel_update_phi_nodes_for_guard2):
9510 Do not apply loop-closed SSA handling to virtuals.
9511 * ssa-iterators.h (op_iter_init): Handle GIMPLE_TRANSACTION.
9512 * tree-into-ssa.c (prepare_use_sites_for): Skip virtual SSA names
9513 when rewriting their symbol.
9514 (prepare_def_site_for): Likewise.
9515 * tree-chkp-opt.c (chkp_reduce_bounds_lifetime): Clear virtual
9516 operands of moved stmts.
9518 2016-08-17 Richard Biener <rguenther@suse.de>
9520 PR tree-optimization/23855
9521 * tree-ssa-loop-unswitch.c: Include tree-ssa-loop-manip.h.
9522 (tree_unswitch_outer_loop): Iterate find_loop_guard as long as we
9523 find guards to hoist. Do not update SSA form but rewrite virtuals
9524 into loop closed SSA.
9525 (find_loop_guard): Adjust to skip already hoisted guards. Do
9526 not mark virtuals for renaming or update SSA form.
9528 2016-08-17 Martin Liska <mliska@suse.cz>
9530 * coverage.c (get_gcov_type): Replace GCOV_TYPE_SIZE with
9531 a LONG_LONG_TYPE_SIZE comparison.
9532 * gcov-io.h: Remove macro definitions.
9533 * tree-profile.c (gimple_gen_edge_profiler): Replace usage
9534 of GCOV_TYPE_ATOMIC_FETCH_ADD with a LONG_LONG_TYPE_SIZE
9537 2016-08-16 Jakub Jelinek <jakub@redhat.com>
9539 * config/i386/i386.c (enum ix86_builtins): Reorder enumerators, so
9540 that builtins not mentioned in bdesc_* arrays come first, then
9541 the ones mentioned in bdesc_* arrays in the order they appear in
9542 the arrays in between IX86_BUILTIN__BDESC_*_FIRST and
9543 IX86_BUILTIN__BDESC_*_LAST enumerator.
9544 (bdesc_mpx): Fix up a comment typo.
9545 (bdesc_multi_arg): Remove __builtin_ia32_vpcomne[bwdq] and
9546 __builtin_ia32_vpcomneu[bwdq] builtins.
9547 (BDESC_VERIFY, BDESC_VERIFYS): Define.
9548 (ix86_init_mmx_sse_builtins, ix86_init_mpx_builtins): Verify
9549 enum ix86_builtins ordering.
9550 (ix86_expand_builtin): Use enum ix86_builtins ordering assumption
9551 for direct bdesc_* array member access instead of searching all the
9552 arrays until an fcode match is found.
9554 2016-08-16 Uros Bizjak <ubizjak@gmail.com>
9556 * config/i386/i386.md (*ashl<mode>3_mask): Rewrite define_insn
9557 pattern as define_insn_and_split. Split insn before reload to
9559 (*<shift_insn><mode>3_mask): Ditto. Split insn before reload to
9560 <shift_insn><mode>3_1.
9561 (*<rotate_insn><mode>3_mask): Ditto. Split insn before reload to
9562 <rotate_insn><mode>3_1.
9564 2016-08-16 David Malcolm <dmalcolm@redhat.com>
9567 * input.c (get_source_range_for_substring): Rename to...
9568 (get_source_location_for_substring): ...this, adding param
9569 "caret_idx", and converting output param from source_range * to
9571 (get_source_range_for_char): New function.
9572 (get_num_source_ranges_for_substring): Update comment to reflect
9574 (assert_char_at_range): Update to use get_source_range_for_char
9575 rather than get_source_range_for_substring.
9576 (test_lexer_string_locations_concatenation_2): Likewise.
9577 * substring-locations.h (get_source_range_for_substring): Rename
9579 (get_source_location_for_substring): ...this, and adding param
9580 "caret_idx", and converting output param from source_range * to
9583 2016-08-16 David Malcolm <dmalcolm@redhat.com>
9585 * input.c (class selftest::temp_source_file): Move to
9587 (selftest::temp_source_file::temp_source_file): Move to
9589 (selftest::temp_source_file::~temp_source_file): Likewise.
9590 * selftest.c (selftest::temp_source_file::temp_source_file): Move
9592 (selftest::temp_source_file::~temp_source_file): Likewise.
9593 * selftest.h (class selftest::temp_source_file): Move here from
9596 2016-08-16 Jakub Jelinek <jakub@redhat.com>
9599 * tree-cfg.c (execute_fixup_cfg): Add node variable, use it. Before
9600 inlining, add cgraph edge for the added __builtin_unreachable call.
9603 * expmed.c (expand_mult_const): Change val_so_far's type to UHWI,
9604 only cast it to SHWI for the final comparison.
9606 2016-08-16 Martin Liska <mliska@suse.cz>
9608 PR gcov-profile/36412
9609 * doc/gcov.texi: Document --hash-filenames(-x).
9610 * gcov.c (print_usage): Add the option.
9611 (process_args): Process the option, sort options alphabetically.
9612 (md5sum_to_hex): New function.
9613 (make_gcov_file_name): Do the md5sum and append it to a
9616 2016-08-16 Bin Cheng <bin.cheng@arm.com>
9618 PR tree-optimization/69848
9619 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Invert NE
9620 and swtich operands to avoid additional NOT instruction.
9621 (vcond<v_cmp_mixed><mode>): Ditto.
9622 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
9624 2016-08-16 Eric Botcazou <ebotcazou@adacore.com>
9626 * doc/install.texi (*-*-solaris2*): Adjust latest change.
9628 2016-08-16 Richard Biener <rguenther@suse.de>
9630 PR tree-optimization/76783
9631 * tree-ssa-propagate.c (ssa_prop_init): Use RPO order. Clear
9632 BB visited flags at start.
9634 2016-08-16 Bin Cheng <bin.cheng@arm.com>
9636 PR tree-optimization/72817
9637 PR tree-optimization/73450
9638 * tree-ssa-loop-niter.c (number_of_iterations_ne): Check
9639 multiple_of_p for adjusted IV.base.
9641 2016-08-15 Uros Bizjak <ubizjak@gmail.com>
9644 * config/i386/sse.md (<code><mode>3<mask_name><round_saeonly_name>):
9645 Emit ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>
9646 for !flag_finite_math_only or flag_signed_zeros.
9647 (*<code><mode>3<mask_name><round_saeonly_name>): Rename from
9648 *<code><mode>3_finite<mask_name><round_saeonly_name>. Do not
9649 depend on flag_finite_math_only.
9650 (ieee_<ieee_maxmin><mode>3<mask_name><round_saeonly_name>):
9652 (*<code><mode>3<mask_name><round_saeonly_name>): Remove.
9653 (*ieee_smin<mode>3): Ditto.
9654 (*ieee_smax<mode>3): Ditto.
9655 * config/i386/mmx.md (mmx_<code>v2sf3): Emit
9656 mmx_ieee_<ieee_maxmin>v2sf3 for !flag_finite_math_only or
9658 (*mmx_<code>v2sf3): Rename from *mmx_<code>v2sf3_finite. Do not
9659 depend on flag_finite_math_only.
9660 (mmx_ieee_<ieee_maxmin>v2sf3): New insn pattern.
9661 (*mmx_<code>v2sf3): Remove.
9662 * config/i386/subst.md (round_saeonly_mask_arg3): New subst attribute.
9663 * config/i386/i386.c (ix86_expand_sse_fp_mimnax): Check
9664 flag_signed_zeros instead of !flag_unsafe_math_optimizations.
9666 2016-08-15 Segher Boessenkool <segher@kernel.crashing.org>
9668 PR rtl-optimization/73650
9669 * lra-constraints.c (simple_move_p): If the insn is multiple_sets
9670 it is not a simple move.
9672 2016-08-15 Martin Liska <mliska@suse.cz>
9675 * gcc.c (do_spec_1): Call save_string with the right size.
9676 (save_string): Do an assert about string we copy.
9678 2016-08-15 Richard Biener <rguenther@suse.de>
9680 * ree.c (rest_of_handle_ree): Remove redundant timevar push/pop.
9681 * config/i386/i386.c (pass_data_insert_vzeroupper): Account to
9683 (pass_data_stv): Likewise.
9685 2016-08-15 Richard Biener <rguenther@suse.de>
9687 PR tree-optimization/73434
9688 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address): Preserve
9689 TBAA info on the base when forwarding a non-invariant address.
9691 2016-08-15 Jakub Jelinek <jakub@redhat.com>
9693 * dwarf2out.c (struct checksum_attributes): Add
9694 at_string_length_bit_size and at_string_length_byte_size fields.
9695 (collect_checksum_attributes): Handle DW_AT_string_length_bit_size
9696 and DW_AT_string_length_byte_size.
9697 (die_checksum_ordered): Handle at_string_length_bit_size and
9698 at_string_length_byte_size.
9699 (gen_array_type_die): For dwarf_version >= 5 emit
9700 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
9701 (adjust_string_types): For dwarf_version >= 5 remove
9702 DW_AT_string_length_byte_size instead of DW_AT_byte_size.
9703 (resolve_addr): Likewise.
9706 * dwarf2out.c (string_types): New variable.
9707 (gen_array_type_die): Change early_dwarf handling of
9708 DW_AT_string_length, create DW_OP_call4 referencing the
9709 length var temporarily. Handle parameters that are pointers
9711 (adjust_string_types): New function.
9712 (gen_subprogram_die): Temporarily set string_types to local var,
9713 call adjust_string_types if needed.
9714 (non_dwarf_expression, copy_deref_exprloc, optimize_string_length):
9716 (resolve_addr): Adjust DW_AT_string_length if it is DW_OP_call4.
9718 2016-08-15 Eric Botcazou <ebotcazou@adacore.com>
9720 * doc/install.texi (*-*-solaris2*): Fix version number and document
9721 requirement on GNU make for building libjava with the Solaris linker.
9723 2016-08-15 Martin Liska <mliska@suse.cz>
9724 Jakub Jelinek <jakub@redhat.com>
9726 PR tree-optimization/72824
9727 * tree-loop-distribution.c (const_with_all_bytes_same)
9728 <case VECTOR_CST>: Fix a typo.
9730 2016-08-14 Uros Bizjak <ubizjak@gmail.com>
9733 * config/i386/avx512fintrin.h (_mm512_undefined_epi32):
9734 Renamed from _mm512_undefined_si512.
9735 (_mm_undefined_si512): New definition.
9737 2016-08-13 Richard Biener <rguenther@suse.de>
9739 * tree-ssa-forwprop.c (pass_forwprop::execute): Propagate
9740 into PHIs and update the lattice for its def.
9742 2016-08-12 Jakub Jelinek <jakub@redhat.com>
9745 * ubsan.c (instrument_si_overflow): Pass true instead of false
9747 (pass_ubsan::execute): Call gimple_purge_dead_eh_edges at the end
9748 of bbs. Return TODO_cleanup_cfg if any returned true.
9750 2016-08-12 Michael Meissner <meissner@linux.vnet.ibm.com>
9752 * config/rs6000/vsx.md (vsx_concat_<mode>): Add support for the
9753 ISA 3.0 MTVSRDD instruction.
9754 (vsx_splat_<mode>): Change cpu type of MTVSRDD instruction to
9757 2016-08-12 Bernd Edlinger <bernd.edlinger@hotmail.de>
9759 PR tree-optimization/71083
9760 * tree-predcom.c (ref_at_iteration): Use a COMPONENT_REF for the
9761 bitfield access when possible.
9763 2016-08-12 Patrick Palka <ppalka@gcc.gnu.org>
9766 * match.pd ((T)A CMP (T)B -> A CMP B): Allow (T)A to be a
9767 sign-changing cast from a shorter unsigned type to a wider
9770 2016-08-12 Jakub Jelinek <jakub@redhat.com>
9772 * config/i386/sse.md (avx512dq_vextract<shuffletype>64x2_1_maskm,
9773 vec_extract_hi_<mode>_mask, vec_extract_lo_<mode>_mask,
9774 vec_extract_hi_<mode>_mask): Use Yk constraint instead of k.
9776 2016-08-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9778 * config/rs6000/rs6000.c (rs6000_builtin_vectorization_cost):
9779 Correct costs for vec_construct.
9781 2016-08-12 Bin Cheng <bin.cheng@arm.com>
9783 PR tree-optimization/69848
9784 * tree-vectorizer.h (enum vect_def_type): New condition reduction
9785 type CONST_COND_REDUCTION.
9786 * tree-vect-loop.c (vectorizable_reduction): Support new condition
9787 reudction type CONST_COND_REDUCTION.
9789 2016-08-12 Richard Biener <rguenther@suse.de>
9791 PR tree-optimization/57326
9792 * tree-ssa-pre.c (fully_constant_expression): Handle simplification
9793 returning an SSA name.
9794 (phi_translate_1): When fully_constant_expression returns a NAME
9795 make sure we have a leader for it.
9797 2016-08-12 Martin Liska <mliska@suse.cz>
9798 Adam Fineman <afineman@afineman.com>
9800 * gcov.c (process_file): Create .gcov file when .gcda
9803 2016-08-12 Marek Polacek <polacek@redhat.com>
9806 * alias.c (find_base_value): Adjust fall through comment.
9807 * cfgexpand.c (expand_debug_expr): Likewise.
9808 * combine.c (find_split_point): Likewise.
9809 (expand_compound_operation): Likewise. Add FALLTHRU.
9810 (make_compound_operation): Adjust fall through comment.
9811 (canon_reg_for_combine): Add FALLTHRU.
9812 (force_to_mode): Adjust fall through comment.
9813 (simplify_shift_const_1): Likewise.
9814 (simplify_comparison): Likewise.
9815 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Add
9817 * config/aarch64/predicates.md: Likewise.
9818 * config/i386/i386.c (function_arg_advance_32): Likewise.
9819 (ix86_gimplify_va_arg): Likewise.
9820 (print_reg): Likewise.
9821 (ix86_print_operand): Likewise.
9822 (ix86_build_const_vector): Likewise.
9823 (ix86_expand_branch): Likewise.
9824 (ix86_sched_init_global): Adjust fall through comment.
9825 (ix86_expand_args_builtin): Add FALLTHRU.
9826 (ix86_expand_builtin): Likewise.
9827 (ix86_expand_vector_init_one_var): Likewise.
9828 * config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
9829 (rs6000_adjust_cost): Likewise.
9830 (insn_must_be_first_in_group): Likewise.
9831 * config/rs6000/rs6000.md: Likewise. Adjust fall through comment.
9832 * dbxout.c (dbxout_symbol): Adjust fall through comment.
9833 * df-scan.c (df_uses_record): Likewise.
9834 * dojump.c (do_jump): Add FALLTHRU.
9835 * dwarf2out.c (mem_loc_descriptor): Likewise. Adjust fall through
9837 (resolve_args_picking_1): Adjust fall through comment.
9838 (loc_list_from_tree_1): Likewise.
9839 * expmed.c (make_tree): Likewise.
9840 * expr.c (expand_expr_real_2): Add FALLTHRU.
9841 (expand_expr_real_1): Likewise. Adjust fall through comment.
9842 * fold-const.c (const_binop): Adjust fall through comment.
9843 (fold_truth_not_expr): Likewise.
9844 (fold_cond_expr_with_comparison): Add FALLTHRU.
9845 (fold_binary_loc): Likewise.
9846 (contains_label_1): Adjust fall through comment.
9847 (multiple_of_p): Likewise.
9848 * gcov-tool.c (process_args): Add FALLTHRU.
9849 * genattrtab.c (check_attr_test): Likewise.
9850 (write_test_expr): Likewise.
9851 * genconfig.c (walk_insn_part): Likewise.
9852 * genpreds.c (validate_exp): Adjust fall through comment.
9853 (needs_variable): Likewise.
9854 * gensupport.c (get_alternatives_number): Add FALLTHRU.
9855 (subst_dup): Likewise.
9856 * gimple-pretty-print.c (dump_gimple_assign): Likewise.
9857 * gimplify.c (gimplify_addr_expr): Adjust fall through comment.
9858 (gimplify_scan_omp_clauses): Add FALLTHRU.
9859 (goa_stabilize_expr): Likewise.
9860 * graphite-isl-ast-to-gimple.c (substitute_ssa_name): Adjust fall
9862 * hsa-gen.c (get_address_from_value): Likewise.
9863 * ipa-icf.c (sem_function::hash_stmt): Likewise.
9864 * ira.c (ira_setup_alts): Add FALLTHRU.
9865 * lra-eliminations.c (lra_eliminate_regs_1): Adjust fall through
9867 * lto-streamer-out.c (lto_output_tree_ref): Add FALLTHRU.
9868 * opts.c (common_handle_option): Likewise.
9869 * read-rtl.c (read_rtx_code): Likewise.
9870 * real.c (round_for_format): Likewise.
9871 * recog.c (asm_operand_ok): Likewise.
9872 * reginfo.c (reg_scan_mark_refs): Adjust fall through comment.
9873 * reload1.c (set_label_offsets): Likewise.
9874 (eliminate_regs_1): Likewise.
9875 (reload_reg_reaches_end_p): Likewise.
9876 * rtlanal.c (commutative_operand_precedence): Add FALLTHRU.
9877 (rtx_cost): Likewise.
9878 * sched-rgn.c (is_exception_free): Likewise.
9879 * simplify-rtx.c (simplify_rtx): Adjust fall through comment.
9880 * stor-layout.c (int_mode_for_mode): Likewise.
9881 * toplev.c (print_to_asm_out_file): Likewise.
9882 (print_to_stderr): Likewise.
9883 * tree-cfg.c (gimple_verify_flow_info): Likewise.
9884 * tree-chrec.c (chrec_fold_plus_1): Add FALLTHRU.
9885 (chrec_fold_multiply): Likewise.
9886 (evolution_function_is_invariant_rec_p): Likewise.
9887 (for_each_scev_op): Likewise.
9888 * tree-data-ref.c (siv_subscript_p): Likewise.
9889 (get_references_in_stmt): Likewise.
9890 * tree.c (find_placeholder_in_expr): Adjust fall through comment.
9891 (substitute_in_expr): Likewise.
9892 (type_cache_hasher::equal): Likewise.
9893 (walk_type_fields): Likewise.
9894 * var-tracking.c (adjust_mems): Add FALLTHRU.
9895 (set_dv_changed): Adjust fall through comment.
9896 * varasm.c (default_function_section): Add FALLTHRU.
9898 2016-08-12 Marek Polacek <polacek@redhat.com>
9901 * tree-complex.c (expand_complex_division): Add missing break.
9903 2016-08-12 Richard Biener <rguenther@suse.de>
9905 * passes.c (execute_todo): Do not push/pop TV_TODO.
9906 (execute_one_ipa_transform_pass): Move timevar push/pop TODO execution.
9907 (execute_one_pass): Likewise.
9908 * common.opt (ftime-report-details): New switch.
9909 * doc/invoke.texi (ftime-report-details): Document.
9910 * timevar.h (timer::print_row): Adjust signature.
9911 (timer::all_zero): New static helper.
9912 (timer::child_map_t): New typedef.
9913 (timer::time_var_def): Add children field.
9914 * timevar.c (timer::named_items::print): Adjust.
9915 (timer::~timer): Free timevar recorded children.
9916 (timer::pop_internal): When -ftime-report-details record
9917 time spent in sub-timevars.
9918 (timer::print_row): Adjust.
9919 (timer::print): Print sub-timevar stats, use all_zero.
9920 * timevar.def (TV_TODO): Remove.
9922 2016-08-12 Richard Biener <rguenther@suse.de>
9924 PR tree-optimization/72851
9925 * tree-ssa-propagate.c: Include cfganal.h. Rewrite block and stmt
9926 worklists to use bitmaps indexed in execution order.
9927 (executable_blocks, cfg_blocks_num, cfg_blocks_tail, cfg_blocks_head,
9928 bb_in_list, interesting_ssa_edges, varying_ssa_edges): Remove.
9929 (cfg_blocks): Make a bitmap.
9930 (bb_to_cfg_order, cfg_order_to_bb, ssa_edge_worklist, uid_to_stmt):
9932 (cfg_blocks_empty_p): Adjust.
9933 (cfg_blocks_add): Likewise.
9934 (cfg_blocks_get): Likewise.
9935 (add_ssa_edge): Likewise.
9936 (add_control_edge): Likewise.
9937 (simulate_stmt): Likewise.
9938 (process_ssa_edge_worklist): Likewise.
9939 (simulate_block): Likewise.
9940 (ssa_prop_init): Compute PRE order and stmt UIDs.
9941 (ssa_prop_fini): Adjust.
9942 (ssa_propagate): Adjust.
9944 2016-08-12 Richard Biener <rguenther@suse.de>
9946 * tree-vrp.c (vrp_visit_phi_node): Allow a last iteration if
9947 the currently executable edges have fixed ranges. Always
9948 go through update_value_range.
9950 2016-08-12 Alexandre Oliva <aoliva@redhat.com>
9954 (LANG_HOOKS_FUNCTION_DECL_EXPLICIT_P): Const_tree-ify.
9955 (LANG_HOOKS_FUNCTION_DECL_DELETED_P): Likewise.
9956 (LANG_HOOKS_FUNCTION_DECL_DEFAULTED): Set default.
9957 (LANG_HOOKS_DECLS): Add it.
9958 * langhooks.h (struct lang_hooks_for_decls): Add
9959 function_decl_defaulted. Const_tree-ify
9960 function_decl_explicit_p and function_decl_deleted_p.
9961 * dwarf2out.c (gen_subprogram_die): Add DW_AT_defaulted
9962 attribute. Add DW_AT_deleted instead of DW_AT_GNU_deleted,
9963 also at strict DWARF v5.
9966 * dwarf2out.c (decl_quals): Don't map TREE_READONLY to
9967 TYPE_QUAL_CONST in reference-typed decls.
9970 * dwarf2out.c (loc_list_from_tree_1): Expand some CONSTRUCTORs
9971 in DW_OP_pieces, just enough to handle pointers to member
9973 (gen_remaining_tmpl_value_param_die_attribute): Use a location
9974 expression on DWARFv5 if a constant value doesn't work.
9976 2016-08-11 David Malcolm <dmalcolm@redhat.com>
9978 * selftest-run-tests.c (selftest::run_tests): Call selftest_c_tests.
9979 * selftest.c (selftest::test_assertions): New function.
9980 (selftest::selftest_c_tests): New function.
9981 * selftest.h (selftest::selftest_c_tests): New declaration.
9983 2016-08-11 Richard Biener <rguenther@suse.de>
9984 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9986 PR rtl-optimization/72855
9987 * df-core.c (df_verify): Turn off DF_VERIFY_SCHEDULED at end.
9989 2016-08-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
9992 * vsx.md (vsx_load_<mode>): For P8LE, emit swaps at expand time.
9993 (vsx_store_<mode>): Likewise.
9995 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
9997 * config/i386/i386.c (timode_scalar_to_vector_candidate_p): Allow
9998 TImode CONST_WIDE_INT store.
9999 (timode_scalar_chain::convert_insn): Handle CONST_WIDE_INT store.
10001 2015-08-11 H.J. Lu <hongjiu.lu@intel.com>
10003 * config/i386/i386.h (MOVE_MAX_PIECES): Use TImode in 64-bit
10004 mode if unaligned SSE load and store are optimal.
10006 2016-08-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
10008 PR tree-optimization/71083
10009 * tree-predcom.c (ref_at_iteration): Correctly align the
10012 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10014 * config/s390/s390-builtin-types.def: Add INT128 types.
10015 * config/s390/s390-builtins.def: Add INT128 variants for the add
10016 sub low-level builtins dealing with TImode.
10017 * config/s390/s390.c (s390_expand_builtin): Allow mode conversions
10018 via subreg when expanding a builtin.
10019 * config/s390/s390.md: Remove UNSPEC_VEC_ADDC_U128,
10020 UNSPEC_VEC_SUB_U128, and UNSPEC_VEC_SUBC_U128 constants.
10022 * config/s390/vecintrin.h: Adjust builtin names accordingly.
10023 * config/s390/vx-builtins.md ("vec_add_u128"): Remove expander.
10024 ("vec_addc<mode>", "vec_addc_u128"): Merge to
10025 "vacc<bhfgq>_<mode>".
10026 ("vec_adde_u128"): Rename to "vacq". Change mode to TImode.
10027 ("vec_addec_u128"): Rename to "vacccq". Change mode to TImode.
10028 ("vec_subc<mode>", "vec_subc_u128"): Merge to
10029 "vscbi<bhfgq>_<mode>".
10030 ("vec_sube_u128"): Rename to "vsbiq". Change mode to TImode.
10031 ("vec_subec_u128"): Rename to "vsbcbiq". Change mode to TImode.
10033 2016-08-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
10035 * config/s390/s390-builtins.def: Mark last operand of s390_vlvg*
10037 2016-08-11 Bin Cheng <bin.cheng@arm.com>
10039 * config/aarch64/aarch64-simd.md (vcond<mode><mode>): Delete
10040 unused declaration.
10041 (vcond<v_cmp_mixed><mode>): Ditto.
10042 (vcondu<mode><mode>, vcondu<mode><v_cmp_mixed>): Ditto.
10044 2016-08-11 Bin Cheng <bin.cheng@arm.com>
10046 * config/aarch64/aarch64-simd.md (vec_cmp<mode><v_cmp_result>): Init
10047 variable explicitly, also assert on it before use.
10049 2016-08-11 Richard Biener <rguenther@suse.de>
10051 PR tree-optimization/72772
10052 * cfgloopmanip.c (create_preheader): Use split_edge if there
10053 is a single loop entry, avoiding degenerate PHIs.
10055 2016-08-11 Richard Biener <rguenther@suse.de>
10057 * tree-ssa-threadbackward.c (pass_data_thread_jumps): Remove
10058 unconditional TODO_cleanup_cfg.
10059 (pass_thread_jumps::execute): Initialize loops, perform a CFG
10060 cleanup only if we threaded a jump.
10062 2016-08-11 Alan Modra <amodra@gmail.com>
10065 * lra-constraints.c (simplify_operand_subreg): Allow subreg
10066 mode for mem when SLOW_UNALIGNED_ACCESS if inner mode is also
10067 slow. Emit two reloads for slow mem case, first loading in
10068 fast innermode, then converting to required mode.
10070 2016-08-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
10072 * config/rs6000/altivec.h (vec_extract_exp): New macro.
10073 (vec_extract_sig): New macro.
10074 (vec_insert_exp): New macro.
10075 (vec_test_data_class): New macro.
10076 (scalar_extract_exp): New macro.
10077 (scalar_extract_sig): New macro.
10078 (scalar_insert_exp): New macro.
10079 (scalar_test_data_class): New macro.
10080 (scalar_test_neg): New macro.
10081 (scalar_cmp_exp_gt): New macro.
10082 (scalar_cmp_exp_lt): New macro.
10083 (scalar_cmp_exp_eq): New macro.
10084 (scalar_cmp_exp_unordered): New macro.
10085 * config/rs6000/predicates.md (u7bit_cint_operand): New predicate
10086 to enforce constraint that operand is a 7-bit unsigned literal.
10087 * config/rs6000/rs6000-builtin.def (BU_P9V_64BIT_VSX_1): New macro
10088 for power9 built-ins.
10089 (BU_P9V_VSX_2): Likewise.
10090 (BU_P9V_64BIT_VSX_2): Likewise.
10091 (VSEEDP): Add scalar extract exponent support.
10092 (VSEESP): Add scalar extract signature support.
10093 (VSTDCNDP): Add scalar test negative support.
10094 (VSTDCNSP): Likewise.
10095 (VSIEDP): Add scalar insert exponent support.
10096 (VSCEDPGT): Add scalar compare exponent greater than support.
10097 (VSCEDPLT): Add scalar compare exponent less than support.
10098 (VSCEDPEQ): Add scalar compare exponent test-for-equality support.
10099 (VSCEDPUO): Add scalar compare exponent test-for-unordered support.
10100 (VSTDCDP): Add scalar test data class support.
10101 (VSTDCSP): Likewise.
10102 (VSEEDP): Add overload support for scalar extract exponent
10104 (VSESDP): Add overload support for scalar extract signature
10106 (VSTDCN): Add overload support for scalar test negative
10108 (VSTDCNDP): Add overload support for scalar test negative
10110 (VSTDCNSP): Add overload support for scalar test negative
10112 (VSIEDP): Add overload support for scalar insert exponent
10114 (VSTDC): Add overload support for scalar test data class
10116 (VSTDCDP): Add overload support for scalar test data class
10118 (VSTDCSP): Add overload support for scalar test data class
10120 (VSCEDPGT): Add overload support for scalar compare exponent
10121 greater than operation.
10122 (VSCEDPLT): Add overload support for scalar compare exponent
10123 less than operation.
10124 (VSCEDPEQ): Add overload support for scalar compare exponent
10125 test-for-equality operation.
10126 (VSCEDPUO): Add overload support for scalar compare exponent
10127 test-for-unordered operation.
10128 (VEEDP): Add vector extract exponent support.
10130 (VESDP): Add vector extract significand support.
10132 (VIEDP): Add vector insert exponent support.
10134 (VTDCDP): Add vector test data class support.
10135 (VTDCSP): Likewise.
10136 (VES): Add overload support for vector extract significand operation.
10139 (VEE): Add overload support for vector extract exponent operation.
10142 (VTDC): Add overload support for vector test data class operation.
10143 (VTDCDP): Likewise.
10144 (VTDCSP): Likewise.
10145 (VIE): Add overload support for vector insert exponent operation.
10148 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
10149 overloaded binary floating point functions.
10150 (altivec_resolve_overloaded_builtin): Improve error messages to
10151 distinguish between functions not supported in the current
10152 compiler configuration and functions that were invoked with an
10153 invalid parameter combination, and include the built-in function
10154 name in both error messages.
10155 * config/rs6000/rs6000-protos.h (rs6000_overloaded_builtin_name):
10157 * config/rs6000/rs6000.c (rs6000_overloaded_builtin_name): New
10159 (rs6000_expand_binop_builtin): Add check to enforce that argument
10160 2 of the test data class operations is a 7-bit unsigned literal.
10161 (rs6000_invalid_builtin): Add code to issue an error message if a
10162 built-in function that requires the power9_vector and -m32
10163 command-line options is compiled without these options.
10164 * config/rs6000/vsx.md (UNSPEC_VSX_SXEXPDP): New value.
10165 (UNSPEC_VSX_SXSIGDP): New value.
10166 (UNSPEC_VSX_SXSIGPDP): New value.
10167 (UNSPEC_VSX_SIEXPDP): New value.
10168 (UNSPEC_VSX_SCMPEXPDP): New value.
10169 (UNSPEC_VSX_STSTDC): New value.
10170 (UNSPEC_VSX_VXEXP): New value.
10171 (UNSPEC_VSX_VXSIG): New value.
10172 (UNSPEC_VSX_VIEXP): New value.
10173 (UNSPEC_VSX_VTSTDC): New value.
10174 (xsxexpdp): New insn for scalar extract exponent.
10175 (xsxsigdp): New insn for scalar extract significand.
10176 (xsiexpdp): New insn for scalar insert exponent.
10177 (xscmpexpdp_<code>): New expansion for scalar compare exponents.
10178 (*xscmpexpdp): New insn for scalar compare exponents.
10179 (xststdc<Fvsx): New expansion for both single- and
10180 double-precision scalar test data class operations.
10181 (xststdcneg<Fvsx>): New expansion for both single- and
10182 double-precision scalar test for negative value operations.
10183 (*xststdc<Fvsx>): New insn for scalar test data class
10185 (xvxexp<VSs>): New insn for single- and double-precision
10186 vector extract exponent operation.
10187 (xvxsig<VSs>): New insn for single- and double-precision
10188 vector extract significand operation.
10189 (xviexp<VSs>): New insn for single- and double-precision
10190 vector insert exponent operation.
10191 (xvtstdc<VSs>): New insn for single- and double-precision
10192 vector test data class operation.
10193 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
10194 built-in functions to represent the Power9 binary floating-point
10195 support instructions.
10197 2016-08-10 bin cheng <bin.cheng@arm.com>
10199 * doc/sourcebuild.texi (@item vect_cond_mixed): New item.
10201 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
10202 Renlin Li <renlin.li@arm.com>
10203 Bin Cheng <bin.cheng@arm.com>
10205 * config/aarch64/iterators.md (V_cmp_mixed, v_cmp_mixed): New.
10206 * config/aarch64/aarch64-simd.md (<su><maxmin>v2di3): Call
10207 gen_vcondv2div2di instead of gen_aarch64_vcond_internalv2div2di.
10208 (aarch64_vcond_internal<mode><mode>): Delete pattern.
10209 (aarch64_vcond_internal<VDQF_COND:mode><VDQF:mode>): Ditto.
10210 (vcond<v_cmp_result><mode>): Ditto.
10211 (vcond<mode><mode>): Re-implement using vec_cmp and vcond_mask.
10212 (vcondu<mode><mode>): Ditto.
10213 (vcond<v_cmp_mixed><mode>): New pattern.
10214 (vcondu<mode><v_cmp_mixed>): New pattern.
10215 (aarch64_cmtst<mode>): Revise comment using aarch64_vcond instead
10216 of aarch64_vcond_internal.
10218 2016-08-10 Alan Lawrence <alan.lawrence@arm.com>
10219 Renlin Li <renlin.li@arm.com>
10220 Bin Cheng <bin.cheng@arm.com>
10222 * config/aarch64/aarch64-simd.md (vec_cmp<mode><mode>): New pattern.
10223 (vec_cmp<mode><v_cmp_result>): New pattern.
10224 (vec_cmpu<mode><mode>): New pattern.
10225 (vcond_mask_<mode><v_cmp_result>): New pattern.
10227 2016-08-10 Yuri Rumyantsev <ysrumyan@gmail.com>
10229 PR tree-optimization/71734
10230 * tree-ssa-loop-im.c (ref_indep_loop_p): Add new argument
10231 REF_LOOP, invoke ref_indep_loop_p_1.
10232 (outermost_indep_loop): Pass LOOP argumnet where REF was defined
10233 to ref_indep_loop_p.
10234 (ref_indep_loop_p_1): Fix commentary, add argument REF_LOOP,
10235 combine it with ref_indep_lopp_p_2, update SAFELEN if only REF
10236 is inside LOOP, do not cache dpendence value for loops with
10238 (ref_indep_loop_p_2): Delete function.
10239 (can_sm_ref_p): Pass LOOP as additional argument to
10242 2016-08-10 Michael Meissner <meissner@linux.vnet.ibm.com>
10245 * config/rs6000/rs6000.c (mem_operand_ds_form): Add check for op
10246 being an offsettable address.
10248 2016-08-10 Martin Liska <mliska@suse.cz>
10250 PR gcov-profile/58306
10251 * tree-profile.c (gimple_init_edge_profiler): Create conditionally
10252 atomic variants of profile update functions.
10254 2016-08-10 Martin Liska <mliska@suse.cz>
10256 Cherry picked (and modified) from google-4_7 branch
10257 2012-12-26 Rong Xu <xur@google.com>
10258 * common.opt (fprofile-update): Add new flag.
10259 * coretypes.h: Define enum profile_update.
10260 * doc/invoke.texi: Document -fprofile-update.
10261 * gcov-io.h: Declare GCOV_TYPE_ATOMIC_FETCH_ADD and
10262 GCOV_TYPE_ATOMIC_FETCH_ADD_FN.
10263 * tree-profile.c (gimple_init_edge_profiler): Generate
10264 also atomic profiler update.
10265 (gimple_gen_edge_profiler): Likewise.
10267 2016-08-10 David Malcolm <dmalcolm@redhat.com>
10269 * toplev.c (finalize): Set aux_info_file, asm_out_file, and
10270 stack_usage_file to NULL after fclose calls.
10272 2016-08-10 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
10275 * reload.c (push_reload): Compute subreg_in_class for
10276 subregs of constants and plus expressions. Remove special
10277 handling of SYMBOL_REFs.
10279 2016-08-10 Alan Modra <amodra@gmail.com>
10282 * config/rs6000/rs6000.h (HARD_REGNO_CALLER_SAVE_MODE): Return
10283 SImode for TARGET_E500_DOUBLE when given SImode.
10285 2016-08-09 David Wohlferd <dw@LimeGreenSocks.com>
10287 * config/i3836/avx512fintrin.h (_mm512_cvtsepi64_epi32): Remove
10288 unused variable __O.
10290 2016-08-09 Martin Liska <mliska@suse.cz>
10292 * doc/gcov.texi: Change _gcov_dump to __gcov_dump and
10293 _gcov_reset to __gcov_reset.
10294 * doc/gcov-tool.texi: Fix typo.
10296 2016-08-09 Martin Liska <mliska@suse.cz>
10298 * value-prof.c (gimple_divmod_values_to_profile): Do not
10299 instrument MOD histogram if a value is not a SSA name.
10301 2016-08-09 Martin Liska <mliska@suse.cz>
10303 * value-prof.c (dump_histogram_value): Swap pow2 and non-pow2
10306 2016-08-09 Renlin Li <renlin.li@arm.com>
10308 PR middle-end/64971
10309 * calls.c (prepare_call_address): Convert funexp to Pmode when
10311 * config/aarch64/aarch64.md (sibcall): Remove fix for PR 64971.
10312 (sibcall_value): Likewise.
10314 2016-08-09 Marek Polacek <polacek@redhat.com>
10317 * cselib.c (cselib_expand_value_rtx_1): Add return.
10318 * gengtype.c (dbgprint_count_type_at): Likewise.
10319 * hsa-gen.c (gen_hsa_insn_for_internal_fn_call): Likewise.
10320 * reg-stack.c (get_true_reg): Restructure to avoid fallthrough warning.
10322 2016-08-09 Martin Jambor <mjambor@suse.cz>
10325 * ipa-polymorphic-call.c (get_dynamic_type): Bail out gracefully
10326 if instance is a MEM_REF.
10328 2016-08-09 Uros Bizjak <ubizjak@gmail.com>
10331 * config/i386/i386.md (*movtf_internal): Use
10332 lra_in_progress || reload_completed instead of !can_create_pseudo_p
10333 in the insn constraint.
10334 (*movxf_internal): Ditto.
10335 (*movdf_internal): Ditto.
10336 (*movsf_internal): Ditto.
10338 2016-08-09 Bin Cheng <bin.cheng@arm.com>
10340 PR tree-optimization/72772
10341 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
10344 2016-08-09 Bin Cheng <bin.cheng@arm.com>
10346 PR tree-optimization/72772
10347 * tree-ssa-loop-niter.h (simplify_using_initial_conditions): Delete
10349 * tree-ssa-loop-niter.c (tree_simplify_using_condition_1): Delete
10350 parameter STOP and update calls. Move expand_simple_operations
10351 function call from here...
10352 (simplify_using_initial_conditions): ...to here. Delete parameter
10354 (tree_simplify_using_condition): Delete parameter STOP.
10355 * tree-scalar-evolution.c (simple_iv_with_niters): Update call to
10356 simplify_using_initial_conditions.
10358 2016-08-09 Matthew Fortune <matthew.fortune@imgtec.com>
10361 * config/mips/mips.c (mips_atomic_assign_expand_fenv):
10362 Use create_tmp_var_raw instead of create_tmp_var.
10364 2016-08-09 Richard Biener <rguenther@suse.de>
10366 * tree-ssa-threadbackward.c (profitable_jump_thread_path):
10367 Treat same SSA names related.
10369 2016-08-09 Jakub Jelinek <jakub@redhat.com>
10371 PR tree-optimization/72824
10372 * tree-loop-distribution.c (const_with_all_bytes_same): Verify
10373 real_zerop is not negative.
10375 2016-08-09 Richard Biener <rguenther@suse.de>
10377 PR tree-optimization/71802
10378 * tree-cfgcleanup.c (cleanup_tree_cfg_bb): Make sure to catch
10379 all merge opportunities with the predecessor.
10381 2016-08-09 Richard Biener <rguenther@suse.de>
10384 * ipa-prop.c (ipa_modify_formal_parameters): Build
10385 parameter types with natural alignment also for the
10388 2016-08-08 Andi Kleen <ak@linux.intel.com>
10390 * tree-vrp.c (get_single_symbol): Always initialize inv and neg.
10392 2016-08-08 David Malcolm <dmalcolm@redhat.com>
10395 * langhooks-def.h (LANG_HOOKS_RUN_LANG_SELFTESTS): New default
10396 do-nothing langhook.
10397 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_RUN_LANG_SELFTESTS.
10398 * langhooks.h (struct lang_hooks): Add run_lang_selftests.
10399 * selftest-run-tests.c: Include "tree.h" and "langhooks.h".
10400 (selftest::run_tests): Call lang_hooks.run_lang_selftests.
10402 2016-08-08 David Malcolm <dmalcolm@redhat.com>
10405 * input.c: Ensure that HAVE_ICONV is defined.
10407 2016-08-08 Jakub Jelinek <jakub@redhat.com>
10409 PR middle-end/72781
10410 * omp-low.c (lower_lastprivate_clauses): Set TREE_NO_WARNING on the
10411 private vars for lastprivate and for linear iterator.
10413 PR middle-end/68762
10414 * omp-simd-clone.c: Include varasm.h.
10415 (simd_clone_create): Copy over DECL_COMDAT, DECL_WEAK, DECL_EXTERNAL,
10416 DECL_VISIBILITY, DECL_VISIBILITY_SPECIFIED, DECL_DLLIMPORT_P and for
10417 DECL_ONE_ONLY call make_decl_one_only. Fix up spelling in comment and
10418 update function name.
10420 2016-07-29 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
10422 * config/avr/driver-avr.c (specfiles_doc_url): Remove.
10423 (avr_diagnose_devicespecs_error): Remove.
10424 (avr_devicespecs_file): Remove composing absolute path for specfile
10425 and its verbose info. Remove conditions to check specs-file,
10427 2016-08-08 Jakub Jelinek <jakub@redhat.com>
10429 PR rtl-optimization/72821
10430 * lra-spills.c (regno_in_use_p): Don't use BLOCK_FOR_INSN on barriers,
10431 just return false for them.
10433 2016-08-08 Alan Modra <amodra@gmail.com>
10436 * config/rs6000/rs6000.c (toc_relative_expr_p): Allow (lo_sum (high))
10437 toc refs created during reload. Update function comment.
10439 2016-08-08 Alan Modra <amodra@gmail.com>
10442 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Sort
10443 alternatives. Put loads first, then stores, and reg/reg moves
10444 within same class later. Delete attr length.
10446 2016-08-08 Alan Modra <amodra@gmail.com>
10449 * config/rs6000/rs6000.c (mem_operand_gpr): Remove vsx dform test.
10450 (mem_operand_ds_form): New predicate.
10451 * config/rs6000/rs6000-protos.h (mem_operand_ds_form): Declare.
10452 * config/rs6000/constraints.md (wY): Use mem_operand_df_form.
10453 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): Delete.
10454 * config/rs6000/rs6000.md (f32_lm2, f32_sm2): Use wY for SF.
10455 (extendsfdf2_fpr): Replace o constraint with wY.
10457 2016-08-07 Jan Hubicka <hubicka@ucw.cz>
10459 * tree-ssa-threadbackward.c: Include tree-inline.h
10460 (profitable_jump_thread_path): Use estimate_num_insns to estimate
10461 size of copied block; for cold paths reduce duplication.
10462 (find_jump_threads_backwards): Remove redundant tests.
10463 (pass_thread_jumps::gate): Enable for -Os.
10465 2016-08-07 Jakub Jelinek <jakub@redhat.com>
10468 * stor-layout.c (layout_decl): Fix up formatting.
10469 (relayout_decl): Allow DECL to be FIELD_DECL.
10471 2016-08-07 Alan Modra <amodra@gmail.com>
10473 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Fix mode of reg.
10475 2016-08-07 Kugan Vivekanandarajah <kuganv@linaro.org>
10477 * data-streamer-in.c (streamer_read_wide_int): New.
10478 (streamer_read_widest_int): Renamed function.
10479 * data-streamer-out.c (streamer_write_wide_int): New
10480 (streamer_write_widest_int): Renamed function.
10481 * lto-streamer-in.c (streamer_read_wi): Renamed and moved to
10483 (input_cfg): Call renamed function.
10484 * lto-streamer-out.c (streamer_write_wi): Renamed and moved to
10486 (output_cfg): Call renamed function.
10487 * data-streamer.h: Add declarations.
10489 2016-08-08 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10491 * tree-ssa-ccp.c (extend_mask): New param sgn.
10492 Remove ORing with wi::mask.
10493 (get_default_value): Adjust call to extend_mask to pass sign.
10494 (evaluate_stmt): Likewise.
10496 2016-08-06 Jakub Jelinek <jakub@redhat.com>
10498 * gcov.c (handle_cycle): Use INTTYPE_MAXIMUM (int64_t) instead of
10501 2016-08-06 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
10503 * match.pd ((intptr_t) x eq/ne CST to x eq/ne (typeof x) cst): Disable
10504 transform if operand's type is pointer to function or method.
10506 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
10508 PR tree-optimization/18046
10509 * tree-ssa-threadedge.c: Include cfganal.h.
10510 (simplify_control_statement_condition): If simplifying a
10511 GIMPLE_SWITCH, replace the index operand of the GIMPLE_SWITCH
10512 with the dominating ASSERT_EXPR before handing it off to VRP.
10513 Mention that a CASE_LABEL_EXPR may be returned.
10514 (thread_around_empty_blocks): Adjust to handle
10515 simplify_control_statement_condition() returning a
10517 (thread_through_normal_block): Likewise.
10518 * tree-vrp.c (simplify_stmt_for_jump_threading): Simplify
10519 a switch statement by trying to determine which case label
10522 2016-08-05 Vladimir Makarov <vmakarov@redhat.com>
10524 PR rtl-optimization/69847
10525 * lra-constraints.c (process_invariant_for_inheritance): Save
10526 pattern instead of src.
10527 (remove_inheritance_pseudos): Use the pattern. Add assert.
10529 2016-08-05 David Malcolm <dmalcolm@redhat.com>
10531 * input.c (string_concat::string_concat): New constructor.
10532 (string_concat_db::string_concat_db): New constructor.
10533 (string_concat_db::record_string_concatenation): New method.
10534 (string_concat_db::get_string_concatenation): New method.
10535 (string_concat_db::get_key_loc): New method.
10536 (class auto_cpp_string_vec): New class.
10537 (get_substring_ranges_for_loc): New function.
10538 (get_source_range_for_substring): New function.
10539 (get_num_source_ranges_for_substring): New function.
10540 (class selftest::lexer_test_options): New class.
10541 (struct selftest::lexer_test): New struct.
10542 (class selftest::ebcdic_execution_charset): New class.
10543 (selftest::ebcdic_execution_charset::s_singleton): New variable.
10544 (selftest::lexer_test::lexer_test): New constructor.
10545 (selftest::lexer_test::~lexer_test): New destructor.
10546 (selftest::lexer_test::get_token): New method.
10547 (selftest::assert_char_at_range): New function.
10548 (ASSERT_CHAR_AT_RANGE): New macro.
10549 (selftest::assert_num_substring_ranges): New function.
10550 (ASSERT_NUM_SUBSTRING_RANGES): New macro.
10551 (selftest::assert_has_no_substring_ranges): New function.
10552 (ASSERT_HAS_NO_SUBSTRING_RANGES): New macro.
10553 (selftest::test_lexer_string_locations_simple): New function.
10554 (selftest::test_lexer_string_locations_ebcdic): New function.
10555 (selftest::test_lexer_string_locations_hex): New function.
10556 (selftest::test_lexer_string_locations_oct): New function.
10557 (selftest::test_lexer_string_locations_letter_escape_1): New function.
10558 (selftest::test_lexer_string_locations_letter_escape_2): New function.
10559 (selftest::test_lexer_string_locations_ucn4): New function.
10560 (selftest::test_lexer_string_locations_ucn8): New function.
10561 (selftest::uint32_from_big_endian): New function.
10562 (selftest::test_lexer_string_locations_wide_string): New function.
10563 (selftest::uint16_from_big_endian): New function.
10564 (selftest::test_lexer_string_locations_string16): New function.
10565 (selftest::test_lexer_string_locations_string32): New function.
10566 (selftest::test_lexer_string_locations_u8): New function.
10567 (selftest::test_lexer_string_locations_utf8_source): New function.
10568 (selftest::test_lexer_string_locations_concatenation_1): New
10570 (selftest::test_lexer_string_locations_concatenation_2): New
10572 (selftest::test_lexer_string_locations_concatenation_3): New
10574 (selftest::test_lexer_string_locations_macro): New function.
10575 (selftest::test_lexer_string_locations_stringified_macro_argument):
10577 (selftest::test_lexer_string_locations_non_string): New function.
10578 (selftest::test_lexer_string_locations_long_line): New function.
10579 (selftest::test_lexer_char_constants): New function.
10580 (selftest::input_c_tests): Call the new test functions once per
10581 case within the line_table test matrix.
10582 * input.h (struct string_concat): New struct.
10583 (struct location_hash): New struct.
10584 (class string_concat_db): New class.
10585 * substring-locations.h: New header.
10587 2016-08-05 Patrick Palka <ppalka@gcc.gnu.org>
10589 PR tree-optimization/72810
10590 * tree-vrp.c (simplify_switch_using_ranges): Avoid changing
10591 the type of the case labels when truncating.
10593 2016-08-05 James Greenhalgh <james.greenhalgh@arm.com>
10596 * config/aarch64/aarch64.h (aarch64_fp16_type_node): Declare.
10597 (aarch64_fp16_ptr_type_node): Likewise.
10598 * config/aarch64/aarch64-simd-builtins.c
10599 (aarch64_fp16_ptr_type_node): Define.
10600 (aarch64_init_fp16_types): New, refactored out of...
10601 (aarch64_init_builtins): ...here, update to call
10602 aarch64_init_fp16_types.
10603 * config/aarch64/aarch64.c (aarch64_gimplify_va_arg_expr): Handle
10605 (aapcs_vfp_sub_candidate): Likewise.
10607 2016-08-05 Martin Liska <mliska@suse.cz>
10608 Joshua Cranmer <Pidgeot18@gmail.com>
10610 * gcov.c (line_t::has_block): New function.
10611 (enum loop_type): New enum.
10612 (handle_cycle): New function.
10613 (unblock): Likewise.
10614 (circuit): Likewise.
10615 (get_cycles_count): Likewise.
10616 (accumulate_line_counts): Use new loop detection algorithm.
10618 2016-08-05 Martin Liska <mliska@suse.cz>
10620 * gcov.c (output_intermediate_file): Rename
10621 function_info::line_next to next_file_fn.
10622 (process_file): Likewise.
10623 (read_graph_file): Likewise.
10624 (accumulate_line_counts): Likewise.
10625 (output_lines): Likewise.
10627 2016-08-05 Richard Biener <rguenther@suse.de>
10629 * tree-ssa-threadupdate.c (thread_block_1): Remove unnecessary
10630 restriction on threading to a loop header.
10632 2016-08-05 Richard Biener <rguenther@suse.de>
10634 * tree-cfgcleanup.c (tree_forwarder_block_p): Use bb_loop_header_p.
10635 * cfghooks.c (force_nonfallthru): If we ended up splitting a latch
10636 adjust loop info accordingly.
10638 2016-08-05 Kugan Vivekanandarajah <kuganv@linaro.org>
10640 * tree-vrp.c (extract_range_basic): Check cfun->after_inlining
10641 before folding call to __builtin_constant_p with parameters to false.
10643 2016-08-05 Alan Modra <amodra@gmail.com>
10645 * config/rs6000/rs6000.c (rs6000_preferred_reload_class): Delete
10646 code accidentally committed 2016-05-02 providing class when given
10649 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
10651 * tree-vrp.c (simplify_switch_using_ranges): Try to truncate
10652 the case label ranges that partially overlap with OP's value
10655 2016-08-04 Uros Bizjak <ubizjak@gmail.com>
10658 * config/i386/avx512fintrin.h (_mm512_cmp_epi32_mask) [!__OPTIMIZE__]:
10659 Cast builtin function result to __mmask16 instead of __mmask8.
10660 (_mm512_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
10661 (_mm512_mask_cmp_epi32_mask) [!__OPTIMIZE__]: Ditto.
10662 (_mm512_mask_cmp_epu32_mask) [!__OPTIMIZE__]: Ditto.
10664 2016-08-04 David Malcolm <dmalcolm@redhat.com>
10666 * selftest.h (ASSERT_TRUE): Reimplement in terms of...
10667 (ASSERT_TRUE_AT): New macro.
10668 (ASSERT_FALSE): Reimplement in terms of...
10669 (ASSERT_FALSE_AT): New macro.
10670 (ASSERT_STREQ_AT): Fix typo in comment.
10672 2016-08-04 Patrick Palka <ppalka@gcc.gnu.org>
10674 * gimple.c (preprocess_case_label_vec_for_gimple): When the case
10675 labels are exhaustive, designate the label with the widest
10676 range to be the default label.
10678 2016-08-04 Andrew Pinski <apinski@cavium.com>
10680 * config/aarch64/aarch64.c (thunderx_vector_cost): New variable.
10681 (thunderx_tunings): Use thunderx_vector_cost instead of
10682 generic_vector_cost.
10684 2016-08-04 Martin Liska <mliska@suse.cz>
10686 * gcov.c (main): Fix GNU coding style.
10687 (output_intermediate_file): Likewise.
10688 (process_file): Likewise.
10689 (generate_results): Likewise.
10690 (release_structures): Likewise.
10691 (create_file_names): Likewise.
10692 (find_source): Likewise.
10693 (read_graph_file): Likewise.
10694 (find_exception_blocks): Likewise.
10695 (canonicalize_name): Likewise.
10696 (make_gcov_file_name): Likewise.
10697 (mangle_name): Likewise.
10698 (accumulate_line_counts): Likewise.
10699 (output_branch_count): Likewise.
10700 (read_line): Likewise.
10702 2016-08-04 Bernd Edlinger <bernd.edlinger@hotmail.de>
10704 PR rtl-optimization/71779
10705 * emit-rtl.c (set_reg_attrs_from_value): Only propagate REG_POINTER,
10706 if the value was sign-extended according to POINTERS_EXTEND_UNSIGNED
10707 or if it was truncated.
10709 PR rtl-optimization/70903
10710 * cse.c (cse_insn): If DEST is a paradoxical SUBREG, don't record DEST.
10712 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
10714 * tree-inline.c (remap_ssa_name): Check for POINTER_TYPE_P before
10715 accessing SSA_NAME_PTR_INFO.
10717 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
10720 * common/config/avr/avr-common.c (avr_option_optimization_table)
10721 [OPT_LEVELS_ALL]: Turn off -fcaller-saves.
10723 2016-08-04 Georg-Johann Lay <avr@gjlay.de>
10726 * config/avr/avr.md: New pattern to work around do_store_flag
10727 generating shift instructions for bit extractions.
10729 2016-08-04 Kugan Vivekanandarajah <kuganv@linaro.org>
10731 * tree-vrp.c (set_value_range): Use vrp_equiv_obstack with
10733 (add_equivalence): Likewise.
10734 (get_value_range): Allocate value range with vrp_value_range_pool.
10735 (vrp_initialize): Initialize vrp_equiv_obstack for equiv allocation.
10736 (vrp_finalize): Relase vrp_equiv_obstack and vrp_value_range_pool.
10738 2016-08-03 Peter Bergner <bergner@vnet.ibm.com>
10740 * config/rs6000/rs6000.c (rs6000_option_override_internal): Make LRA
10741 the default for the rs6000 port.
10743 2016-08-03 Bernd Edlinger <bernd.edlinger@hotmail.de>
10745 PR middle-end/71876
10746 * calls.c (special_function_p): Remove special handling of
10747 "setjmp_syscall", "qsetjmp", "longjmp", "siglongjmp" and the
10748 prefix "__x". Recognize "savectx", "vfork" and "getcontext" only
10749 without prefix. Remove potentially unsafe ECF_LEAF and ECF_NORETURN.
10751 2016-08-03 Vladimir Makarov <vmakarov@redhat.com>
10753 PR middle-end/72778
10754 * lra-spills.c (regno_in_use_p): Check bb and regno modification.
10755 Don't stop on regular insns.
10757 2016-08-03 Nathan Sidwell <nathan@codesourcery.com>
10759 * config/nvptx/nvptx.c (nvptx_declare_function_name): Round frame
10760 size to DImode boundary.
10761 (nvptx_propagate): Likewise.
10763 2016-08-03 Alan Modra <amodra@gmail.com>
10765 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Make scalar
10766 float access depend on TARGET_EFFICIENT_UNALIGNED_VSX.
10767 * config/rs6000/rs6000.opt (-mefficient-unaligned-vsx): Renamed
10768 from -mefficient-unaligned-vector. Note that this affects fp too.
10770 2016-08-03 Alan Modra <amodra@gmail.com>
10772 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make unaligned mem
10775 2016-08-03 Alan Modra <amodra@gmail.com>
10777 * config/rs6000/rs6000.md (fix_trunc<mode>si2): Force source operand
10778 to a reg. Localize vars.
10780 2016-08-03 Alan Modra <amodra@gmail.com>
10782 * config/rs6000/rs6000.opt: Remove negatives from help strings
10785 2016-08-03 Alan Modra <amodra@gmail.com>
10787 * config/rs6000/rs6000.c (rs6000_secondary_reload_direct_move):
10788 Delete duplicated code.
10790 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
10792 PR middle-end/72778
10793 * lra-spills.c (regno_in_use_p): New.
10794 (lra_final_code_change): Use it.
10796 2016-08-02 Vladimir Makarov <vmakarov@redhat.com>
10798 PR rtl-optimization/69847
10799 * lra-int.h (struct lra-reg): Use restore_rtx instead of
10801 (lra_rtx_hash): New.
10802 * lra.c (initialize_lra_reg_info_element): Use restore_rtx instead
10804 (lra_rtx_hash): Rename and move lra-remat.c::rtx_hash.
10805 * lra-remat.c (rtx_hash): Rename and Move to lra.c.
10806 * lra-spills.c (lra_final_code_change): Don't delete insn when the
10807 next insn is USE with the same reg as the current insn source.
10808 * lra-constraints.c (curr_insn_transform): Use restore_rtx instead
10810 (lra_constraints_init): Call initiate_invariants.
10811 (lra_constraints_finish): Call finish_invariants.
10812 (struct invariant, invariant_t, invariant_ptr_t): New.
10813 (const_invariant_ptr_t, invariants, invariants_pool): New.
10814 (invariant_table, invariant_hash, invariant_eq_p): New.
10815 (insert_invariant, initiate_invariants, finish_invariants): New.
10816 (clear_invariants, invalid_invariant_regs): New.
10817 (inherit_reload_reg, split_reg, fix_bb_live_info): Use restore_rtx
10818 instead of restore_regno.
10819 (invariant_p, process_invariant_for_inheritance): New.
10820 (inherit_in_ebb): Implement invariant inheritance.
10821 (lra_inheritance): Initialize and finalize invalid_invariant_regs.
10822 (remove_inheritance_pseudos): Implement undoing invariant
10824 (undo_optional_reloads, lra_undo_inheritance): Use restore_rtx
10825 instead of restore_regno.
10826 * lra-assigns.c (regno_live_length): New.
10827 (reload_pseudo_compare_func): Use regno_live_length.
10828 (assign_by_spills): Use restore_rtx instead of restore_regno.
10829 (lra_assign): Ditto. Initiate regno_live_length.
10831 2016-02-08 James Greenhalgh <james.greenhalgh@arm.com>
10833 * config/aarch64/arm_neon.h (vminnm_f64): Add back missing 'f' from
10834 __builtin_aarch64_fmindf.
10836 2016-08-02 Bin Cheng <bin.cheng@arm.com>
10838 PR tree-optimization/34114
10839 * tree-ssa-loop-niter.c (number_of_iterations_ne): Prove no-overflow
10840 information for more control IVs.
10842 2016-08-02 Bin Cheng <bin.cheng@arm.com>
10844 PR tree-optimization/34114
10845 * fold-const.c (multiple_of_p): Improve MULT_EXPR, PLUS_EXPR,
10846 PLUS_EXPR case. Handle SSA_NAME case.
10848 2016-08-02 Tamar Christina <tamar.christina@arm.com>
10850 * config/aarch64/aarch64-simd-builtins.def
10851 (__builtin_aarch64_fmindf): Change BUILTIN_VDQF to BUILTIN_VDQF_DF.
10852 (__builtin_aarch64_fmaxdf): Likewise.
10853 (__builtin_aarch64_smin_nandf): Likewise.
10854 (__builtin_aarch64_smax_nandf): Likewise.
10855 * config/aarch64/aarch64-simd.md (<fmaxmin><mode>3): Remove.
10856 * config/aarch64/aarch64.md (<fmaxmin><mode>3): Rename to...
10857 (<fmaxmin><mode>3): ...this.
10858 * config/aarch64/arm_neon.h (vmaxnm_f64): New.
10859 (vminnm_f64): Likewise.
10860 (vmin_f64): Likewise.
10861 (vmax_f64): Likewise.
10862 * config/aarch64/iterators.md (FMAXMIN): Merge with...
10863 (FMAXMIN_UNS): ...this.
10864 (fmaxmin): Merged with
10865 (fmaxmin_op): ...this...
10866 (maxmin_uns_op): ...in to this.
10868 2016-08-01 Michael Meissner <meissner@linux.vnet.ibm.com>
10870 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
10871 Add support for vec_extract on vector float, vector int, vector
10872 short, and vector char vector types.
10873 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
10874 vector float, vector int, vector short, and vector char
10875 optimizations on 64-bit ISA 2.07 systems for both constant and
10876 variable element numbers.
10877 (rs6000_split_vec_extract_var): Likewise.
10878 * config/rs6000/vsx.md (vsx_xscvspdp_scalar2): Allow SFmode to be
10879 Altivec registers on ISA 2.07 and above.
10880 (vsx_extract_v4sf): Delete alternative that hard coded element 0,
10881 which never was matched due to the split occuring before register
10882 allocation (and the code would not have worked on little endian
10883 systems if it did match). Allow extracts to go to the Altivec
10884 registers if ISA 2.07 (power8). Change from using "" around the
10885 C++ code to using {}'s.
10886 (vsx_extract_v4sf_<mode>_load): New insn to optimize vector float
10887 vec_extracts when the vector is in memory.
10888 (vsx_extract_v4sf_var): New insn to optimize vector float
10889 vec_extracts when the element number is variable on 64-bit ISA
10891 (vsx_extract_<mode>, VSX_EXTRACT_I iterator): Add optimizations
10892 for 64-bit ISA 2.07 as well as ISA 3.0.
10893 (vsx_extract_<mode>_p9, VSX_EXTRACT_I iterator): Likewise.
10894 (vsx_extract_<mode>_p8, VSX_EXTRACT_I iterator): Likewise.
10895 (vsx_extract_<mode>_load, VSX_EXTRACT_I iterator): New insn to
10896 optimize vector int, vector short, and vector char vec_extracts
10897 when the vector is in memory.
10898 (vsx_extract_<mode>_var, VSX_EXTRACT_I iterator): New insn to
10899 optimize vector int, vector short, and vector char vec_extracts
10900 when the element number is variable.
10902 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
10905 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): Use a value that
10906 does not overlap with other symbol flags.
10908 2016-08-01 Wilco Dijkstra <wdijkstr@arm.com>
10910 * config/aarch64/aarch64.h (aarch64_frame):
10911 Remove padding0 and hardfp_offset. Add locals_offset,
10912 initial_adjust, callee_adjust, callee_offset and final_adjust.
10913 * config/aarch64/aarch64.c (aarch64_layout_frame):
10914 Remove unused padding0 and hardfp_offset initializations.
10915 Choose frame layout and set frame variables accordingly.
10916 Use INVALID_REGNUM instead of FIRST_PSEUDO_REGISTER.
10917 (aarch64_push_regs): Use INVALID_REGNUM, not FIRST_PSEUDO_REGISTER.
10918 (aarch64_pop_regs): Likewise.
10919 (aarch64_expand_prologue): Remove all decision code, just emit
10920 prolog according to frame variables.
10921 (aarch64_expand_epilogue): Remove all decision code, just emit
10922 epilog according to frame variables.
10923 (aarch64_initial_elimination_offset): Use offset to local/arg area.
10925 2015-08-01 H.J. Lu <hongjiu.lu@intel.com>
10928 * config/i386/i386.c (timode_scalar_chain::convert_insn): Call
10929 fix_debug_reg_uses after changing source register mode to
10930 V1TImode if source register is undefined.
10932 2015-08-01 Alan Hayward <alan.hayward@arm.com>
10934 PR tree-optimization/71818
10935 * tree-vect-loop-manip.c (vect_can_advance_ivs_p): Don't advance IVs
10936 with non invariant evolutions
10938 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
10941 * config/avr/avr.md (length) [branch]: Correct insn length
10942 attribute for forward branches.
10944 2016-08-01 Georg-Johann Lay <avr@gjlay.de>
10946 * doc/extend.texi (AVR Built-in Functions): Document
10947 __builtin_avr_nops.
10948 * config/avr/builtins.def (NOPS): New.
10949 * config/avr/avr.c (avr_expand_nops): New static function.
10950 (avr_expand_builtin): Use it to handle AVR_BUILTIN_NOPS.
10952 2016-08-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
10954 * config/aarch64/aarch64.c (aarch64_classify_address): Use DImode when
10955 performing aarch64_offset_7bit_signed_scaled_p check for TImode LDP/STP
10958 2016-08-01 Virendra Pathak <virendra.pathak@broadcom.com>
10960 * config/aarch64/aarch64.c (vulcan_tunings): Update
10961 vulcan L1 cache_line_size.
10963 2016-07-30 Michael Meissner <meissner@linux.vnet.ibm.com>
10965 * config/rs6000/rs6000-protos.h (rs6000_adjust_vec_address): New
10966 function that takes a vector memory address, a hard register, an
10967 element number and a temporary base register, and recreates an
10968 address that points to the appropriate element within the vector.
10969 * config/rs6000/rs6000.c (rs6000_adjust_vec_address): Likewise.
10970 (rs6000_split_vec_extract_var): Add support for the target of a
10971 vec_extract with variable element number being a scalar memory
10973 (rtx_is_swappable_p): VLSO insns (UNSPEC_VSX_VSLOW) are not
10975 * config/rs6000/vsx.md (vsx_extract_<mode>_load): Replace
10976 vsx_extract_<mode>_load insn with a new insn that optimizes
10977 storing either element to a memory location, using scratch
10978 registers to pick apart the vector and reconstruct the address.
10979 (vsx_extract_<P:mode>_<VSX_D:mode>_load): Likewise.
10980 (vsx_extract_<mode>_store): Rework alternatives to more correctly
10981 support Altivec registers. Add support for ISA 3.0 Altivec d-form
10983 (vsx_extract_<mode>_var): Add support for extracting a variable
10984 element number from memory.
10986 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
10988 * config/avr/avr.c (avr_out_compare): Use const0_rtx instead of 0
10989 when testing for compares against constants of the form 0xabab.
10991 2016-07-29 Bin Cheng <bin.cheng@arm.com>
10993 PR tree-optimization/57558
10994 * tree-vect-loop-manip.c (vect_create_cond_for_niters_checks): New
10996 (vect_loop_versioning): Support versioning with niter assumptions.
10997 * tree-vect-loop.c (tree-ssa-loop.h): Include header file.
10998 (vect_get_loop_niters): New parameter. Reimplement to support
10999 assumptions in loop niter info.
11000 (vect_analyze_loop_form_1, vect_analyze_loop_form): Ditto.
11001 (new_loop_vec_info): Init LOOP_VINFO_NITERS_ASSUMPTIONS.
11002 (vect_estimate_min_profitable_iters): Use LOOP_REQUIRES_VERSIONING.
11003 Support loop versioning for niters.
11004 * tree-vectorizer.c (tree-ssa-loop-niter.h): Include header file.
11005 (vect_free_loop_info_assumptions): New function.
11006 (vectorize_loops): Free loop niter info for loops with flag
11007 LOOP_F_ASSUMPTIONS set if vectorization failed.
11008 * tree-vectorizer.h (struct _loop_vec_info): New field
11009 num_iters_assumptions.
11010 (LOOP_VINFO_NITERS_ASSUMPTIONS): New macro.
11011 (LOOP_REQUIRES_VERSIONING_FOR_NITERS): New macro.
11012 (LOOP_REQUIRES_VERSIONING): New macro.
11013 (vect_free_loop_info_assumptions): New decl.
11015 2016-07-29 Bin Cheng <bin.cheng@arm.com>
11017 * cfgloop.h (struct loop): New field constraints.
11018 (LOOP_C_INFINITE, LOOP_C_FINITE): New macros.
11019 (loop_constraint_set, loop_constraint_clr, loop_constraint_set_p): New
11021 * cfgloop.c (alloc_loop): Initialize new field.
11022 * cfgloopmanip.c (copy_loop_info): Copy constraints.
11023 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions):
11024 Adjust niter analysis wrto loop constraints.
11025 * doc/loop.texi (@node Number of iterations): Add description for loop
11028 2016-07-29 Marek Polacek <polacek@redhat.com>
11031 * config/i386/i386.c (ix86_expand_args_builtin): Add break.
11032 (ix86_expand_round_builtin): Likewise.
11034 2016-07-29 Segher Boessenkool <segher@kernel.crashing.org>
11035 Georg-Johann Lay <avr@gjlay.de>
11037 PR rtl-optimization/71976
11038 * combine.c (get_last_value): Return 0 if the argument for which
11039 the function is called has a wider mode than the recorded value.
11041 2016-07-29 Marek Polacek <polacek@redhat.com>
11044 * config/rs6000/rs6000.c (altivec_expand_ld_builtin): Add break.
11045 (altivec_expand_st_builtin): Likewise.
11047 2016-07-29 Georg-Johann Lay <avr@gjlay.de>
11049 * config/avr/avr.md (addqi3) [cc]: Revert glitch in insn attribute
11050 introduced in r238381.
11052 2016-07-29 Kugan Vivekanandarajah <kuganv@linaro.org>
11054 PR middle-end/68217
11055 * tree-vrp.c (extract_range_from_binary_expr_1): In case of signed
11056 & sign-bit-CST, generate [-INF, 0] instead of [-INF, INF].
11058 2016-07-28 Michael Meissner <meissner@linux.vnet.ibm.com>
11060 * config/rs6000/rs6000-protos.h (rs6000_split_vec_extract_var):
11062 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11063 Add support for vec_extract of vector double or vector long having
11064 a variable element number on 64-bit ISA 2.07 systems or newer.
11065 * config/rs6000/rs6000.c (rs6000_expand_vector_extract):
11067 (rs6000_split_vec_extract_var): New function to split a
11068 vec_extract built-in function with variable element number.
11069 (rtx_is_swappable_p): Variable vec_extracts and shifts are not
11071 * config/rs6000/vsx.md (UNSPEC_VSX_VSLO): New unspec.
11072 (UNSPEC_VSX_EXTRACT): Likewise.
11073 (vsx_extract_<mode>, VSX_D iterator): Fix constraints to allow
11074 direct move instructions to be generated on 64-bit ISA 2.07
11075 systems and newer, and to take advantage of the ISA 3.0 MFVSRLD
11077 (vsx_vslo_<mode>): New insn to do VSLO on V2DFmode and V2DImode
11078 arguments for vec_extract variable element.
11079 (vsx_extract_<mode>_var, VSX_D iterator): New insn to support
11080 vec_extract with variable element on V2DFmode and V2DImode
11082 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): Remove
11083 -mupper-regs-df requirement, since it isn't needed.
11084 (TARGET_DIRECT_MOVE_64BIT): New macro to say whether we can
11085 do direct moves on 64-bit systems, which allows optimization of
11086 vec_extract on 64-bit ISA 2.07 systems and newer.
11088 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
11089 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
11091 * config/aarch64/aarch64.md
11092 (zero_extend<SHORT:mode><GPI:mode>2_aarch64): Change output
11093 statement and type.
11094 (<optab>qihi2_aarch64): Likewise, and split into two.
11095 (extendqihi2_aarch64): New.
11096 (zero_extendqihi2_aarch64): New.
11097 * config/aarch64/iterators.md (ldrxt): Remove.
11098 * config/aarch64/aarch64.c (aarch64_rtx_costs): Change cost of
11101 2016-07-28 Kristina Martsenko <kristina.martsenko@arm.com>
11103 * config/aarch64/aarch64.c (aarch64_rtx_costs): Fix cost of zero extend.
11105 2016-07-28 Wilco Dijkstra <wdijkstr@arm.com>
11107 * config/aarch64/aarch64.c (aarch64_pushwb_pair_reg): Rename.
11108 (aarch64_push_reg): New function to push 1 or 2 registers.
11109 (aarch64_pop_reg): New function to pop 1 or 2 registers.
11110 (aarch64_expand_prologue): Use aarch64_push_regs.
11111 (aarch64_expand_epilogue): Use aarch64_pop_regs.
11113 2016-07-28 Yuri Rumyantsev <ysrumyan@gmail.com>
11115 PR tree-optimization/71734
11116 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Pass value of safelen
11117 attribute instead of REF_LOOP and use it.
11118 (ref_indep_loop_p_2): Use SAFELEN argument instead of REF_LOOP and
11119 set it for Loops having non-zero safelen attribute.
11120 (ref_indep_loop_p): Pass zero as initial value for safelen.
11122 2016-07-28 Ilya Enkovich <ilya.enkovich@intel.com>
11124 PR middle-end/72657
11126 * tree-chkp.c (chkp_retbnd_call_by_val): Check for instrumentation
11127 call using chkp_gimple_call_builtin_p.
11128 (chkp_copy_bounds_for_assign): Likewise.
11130 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11132 * config/alpha/alpha.c (alpha_adjust_cost): Adjust.
11133 * config/arm/arm-protos.h (struct tune_params): Likewise.
11134 * config/arm/arm.c (xscale_sched_adjust_cost): Likewise.
11135 (cortex_a9_sched_adjust_cost): Likewise.
11136 (fa726te_sched_adjust_cost): Likewise.
11137 (arm_adjust_cost): Likewise.
11138 * config/bfin/bfin.c (bfin_adjust_cost): Likewise.
11139 * config/c6x/c6x.c (c6x_adjust_cost): Likewise.
11140 * config/epiphany/epiphany.c (epiphany_adjust_cost): Likewise.
11141 * config/i386/i386.c (ix86_adjust_cost): Likewise.
11142 * config/ia64/ia64.c: Likewise.
11143 * config/m68k/m68k.c: Likewise.
11144 * config/mep/mep.c (mep_adjust_cost): Likewise.
11145 * config/microblaze/microblaze.c (microblaze_adjust_cost):
11147 * config/mips/mips.c (mips_adjust_cost): Likewise.
11148 * config/mn10300/mn10300.c (mn10300_adjust_sched_cost):
11150 * config/pa/pa.c (pa_adjust_cost): Likewise.
11151 * config/rs6000/rs6000.c (rs6000_adjust_cost): Likewise.
11152 (rs6000_debug_adjust_cost): Likewise.
11153 * config/sh/sh.c (sh_adjust_cost): Likewise.
11154 * config/sparc/sparc.c (supersparc_adjust_cost): Likewise.
11155 (hypersparc_adjust_cost): Likewise.
11156 (sparc_adjust_cost): Likewise.
11157 * config/spu/spu.c (spu_sched_adjust_cost): Likewise.
11158 * config/tilegx/tilegx.c (tilegx_sched_adjust_cost): Likewise.
11159 * config/tilepro/tilepro.c (tilepro_sched_adjust_cost):
11161 * config/visium/visium.c (visium_adjust_cost): Likewise.
11162 * doc/tm.texi: Regenerate.
11163 * haifa-sched.c (dep_cost_1): Adjust.
11164 * target.def: Merge adjust_cost and adjust_cost_2.
11166 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11168 * haifa-sched.c (add_to_speculative_block): Make twins a vector.
11170 2016-07-28 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11172 * store-motion.c (struct st_expr): Make pattern_regs a vector.
11173 (extract_mentioned_regs): Append to a vector instead of
11174 returning a rtx_expr_list.
11175 (st_expr_entry): Adjust.
11176 (free_st_expr_entry): Likewise.
11177 (store_ops_ok): Likewise.
11178 (store_killed_in_insn): Likewise.
11179 (find_moveable_store): Likewise.
11181 2016-07-28 Martin Liska <mliska@suse.cz>
11183 PR gcov-profile/68025
11184 * tree-profile.c (tree_profiling): Respect
11185 no_profile_instrument_function attribute.
11186 * doc/extend.texi: Document no_profile_instrument_function
11189 2016-07-28 Martin Liska <mliska@suse.cz>
11191 PR rtl-optimization/70944
11192 * combine.c (make_compound_operation):
11193 Do not allow make_compound_operation for vector mode
11195 2016-07-28 Kugan Vivekanandarajah <kuganv@linaro.org>
11197 PR middle-end/71994
11198 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Check tcc_comparison
11199 before calling get_ops.
11201 2016-07-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
11203 * defaults.h (LOG2_BITS_PER_UNIT): Move from here...
11204 * tree.h (LOG2_BITS_PER_UNIT): ...to here.
11205 (BITS_PER_UNIT_LOG): Remove.
11206 (int_bit_position): Use LOG2_BITS_PER_UNIT instead of BITS_PER_UNIT_LOG.
11207 * expr.c (expand_assignment): Likewise.
11208 * stor-layout.c (initialize_sizetypes): Likewise.
11210 2016-07-27 Michael Meissner <meissner@linux.vnet.ibm.com>
11212 * config/rs6000/vector.md (vec_extract<mode>): Change the calling
11213 signature of rs6000_expand_vector_extract so that the element
11214 number is a RTX instead of a constant integer.
11215 * config/rs6000/rs6000-protos.h (rs6000_expand_vector_extract):
11217 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Likewise.
11218 (altivec_expand_vec_ext_builtin): Likewise.
11219 * config/rs6000/altivec.md (reduc_plus_scal_<mode>): Likewise.
11220 * config/rs6000/vsx.md (vsx_extract_<mode>): Fix spelling of the
11221 MFVSRLD instruction.
11223 2016-07-27 David Malcolm <dmalcolm@redhat.com>
11225 * input.c (get_pure_location): Move here from tree.c.
11226 (make_location): Likewise. Add header comment.
11227 (selftest::test_accessing_ordinary_linemaps): Verify
11228 pure_location_p, make_location, get_location_from_adhoc_loc and
11229 get_range_from_loc.
11230 * input.h (get_pure_location): Move declaration here from tree.h.
11231 (get_finish): Likewise for inline function.
11232 (make_location): Likewise for declaration.
11233 * tree.c (get_pure_location): Move to input.c.
11234 (make_location): Likewise.
11235 * tree.h (get_pure_location): Move declaration to tree.h.
11236 (get_finish): Likewise for inline function.
11237 (make_location): Likewise for declaration.
11239 2016-07-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11241 PR middle-end/71078
11242 * match.pd (x / abs(x) -> copysign(1.0, x)): New pattern.
11244 2016-07-27 David Malcolm <dmalcolm@redhat.com>
11246 * system.h (STATIC_ASSERT): Use static_assert if building
11247 with C++11 onwards.
11249 2016-07-27 Richard Biener <rguenther@suse.de>
11251 PR tree-optimization/72517
11252 * tree-vect-data-refs.c (vect_analyze_data_ref_dependences):
11253 Revert change to not compute read-read dependences.
11255 2016-07-27 Richard Biener <rguenther@suse.de>
11257 * predict.c (set_even_probabilities): Make nedges unsigned.
11259 2016-07-27 Martin Liska <mliska@suse.cz>
11261 * predict.c (set_even_probabilities): Handle unlikely edges.
11262 (combine_predictions_for_bb): Likewise.
11264 2016-07-26 Michael Meissner <meissner@linux.vnet.ibm.com>
11267 * config/rs6000/rs6000.c (rs6000_generate_compare): Rework
11268 __float128 support when we don't have hardware support, so that
11269 the IEEE built-in functions like isgreater, first call __unordkf3
11270 to make sure neither operand is a NaN, and if both operands are
11271 ordered, do the normal comparison.
11273 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
11275 * tree-vrp.c (dump_asserts_for): Print loc->expr instead of
11277 (extract_code_and_val_from_cond_with_ops): Verify that name is
11278 either cond_op0 or cond_op1.
11280 2016-07-26 Patrick Palka <ppalka@gcc.gnu.org>
11282 PR tree-optimization/18046
11283 * genmodes.c (emit_mode_size_inline): Emit an assert that
11284 verifies that mode is a valid array index.
11285 (emit_mode_nuinits_inline): Likewise.
11286 (emit_mode_inner_inline): Likewise.
11287 (emit_mode_unit_size_inline): Likewise.
11288 (emit_mode_unit_precision_inline): Likewise.
11289 * tree-vrp.c: Include params.h.
11290 (find_switch_asserts): Register edge assertions for the default
11291 label which correspond to the anti-ranges of each case label.
11292 * params.def (PARAM_MAX_VRP_SWITCH_ASSERTIONS): New.
11293 * doc/invoke.texi: Document it.
11295 2016-07-26 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
11297 * gimple-ssa-strength-reduction.c (slsr_process_phi): Remove dead
11298 and unnecessary call to gimple_bb.
11300 2016-07-26 Richard Biener <rguenther@suse.de>
11302 PR rtl-optimization/71984
11303 * simplify-rtx.c (simplify_subreg): Use GET_MODE_SIZE and prepare
11306 2016-07-26 Richard Biener <rguenther@suse.de>
11308 PR middle-end/72517
11309 * expmed.c (extract_bit_field_1): Constrain the vector mode
11310 with element size matching the extraction mode size when
11311 choosing a better vector mode to do the extraction from.
11313 2016-07-26 Richard Biener <rguenther@suse.de>
11314 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11316 PR middle-end/70920
11317 * match.pd ((intptr)x eq/ne CST to x eq/ne (typeof x) CST): New
11320 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11322 * tree-ssa-structalias.c (struct scc_info): Change types of
11323 members to auto_sbitmap and auto_vec.
11324 (scc_info::scc_info): New constructor.
11325 (scc_info::~scc_info): New destructor.
11326 (init_scc_info): Remove.
11327 (free_scc_info): Remove.
11328 (find_indirect_cycles): Adjust.
11329 (perform_var_substitution): Likewise.
11330 (free_var_substitution_info): Likewise.
11332 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11334 * tree-outof-ssa.c (struct elim_graph): Change type of members
11335 to auto_vec and auto_sbitmap.
11336 (elim_graph::elim_graph): New constructor.
11337 (delete_elim_graph): Remove.
11338 (expand_phi_nodes): Adjust.
11340 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11342 * tree-outof-ssa.c (struct elim_graph): Remove typedef.
11343 (new_elim_graph): Adjust.
11344 (clear_elim_graph): Likewise.
11345 (delete_elim_graph): Likewise.
11346 (elim_graph_size): Likewise.
11347 (elim_graph_add_node): Likewise.
11348 (elim_graph_add_edge): Likewise.
11349 (elim_graph_remove_succ_edge): Likewise.
11350 (eliminate_name): Likewise.
11351 (eliminate_build): Likewise.
11352 (elim_forward): Likewise.
11353 (elim_unvisited_predecessor): Likewise.
11354 (elim_backward): Likewise.
11355 (elim_create): Likewise.
11356 (eliminate_phi): Likewise.
11357 (expand_phi_nodes): Likewise.
11359 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11361 * bt-load.c (compute_out): Use auto_sbitmap class.
11362 (link_btr_uses): Likewise.
11363 * cfganal.c (mark_dfs_back_edges): Likewise.
11364 (post_order_compute): Likewise.
11365 (inverted_post_order_compute): Likewise.
11366 (pre_and_rev_post_order_compute_fn): Likewise.
11367 (single_pred_before_succ_order): Likewise.
11368 * cfgexpand.c (pass_expand::execute): Likewise.
11369 * cfgloop.c (verify_loop_structure): Likewise.
11370 * cfgloopmanip.c (fix_bb_placements): Likewise.
11371 (remove_path): Likewise.
11372 (update_dominators_in_loop): Likewise.
11373 * cfgrtl.c (break_superblocks): Likewise.
11374 * ddg.c (check_sccs): Likewise.
11375 (create_ddg_all_sccs): Likewise.
11376 * df-core.c (df_worklist_dataflow): Likewise.
11377 * dse.c (dse_step3): Likewise.
11378 * except.c (eh_region_outermost): Likewise.
11379 * function.c (thread_prologue_and_epilogue_insns): Likewise.
11380 * gcse.c (prune_expressions): Likewise.
11381 (prune_insertions_deletions): Likewise.
11382 * gimple-ssa-backprop.c (backprop::~backprop): Likewise.
11383 * graph.c (draw_cfg_nodes_no_loops): Likewise.
11384 * ira-lives.c (remove_some_program_points_and_update_live_ranges): Likewise.
11385 * lcm.c (compute_earliest): Likewise.
11386 (compute_farthest): Likewise.
11387 * loop-unroll.c (unroll_loop_constant_iterations): Likewise.
11388 (unroll_loop_runtime_iterations): Likewise.
11389 (unroll_loop_stupid): Likewise.
11390 * lower-subreg.c (decompose_multiword_subregs): Likewise.
11391 * lra-lives.c: Likewise.
11392 * lra.c (lra): Likewise.
11393 * modulo-sched.c (schedule_reg_moves): Likewise.
11394 (optimize_sc): Likewise.
11395 (get_sched_window): Likewise.
11396 (sms_schedule_by_order): Likewise.
11397 (check_nodes_order): Likewise.
11398 (order_nodes_of_sccs): Likewise.
11399 (order_nodes_in_scc): Likewise.
11400 * recog.c (split_all_insns): Likewise.
11401 * regcprop.c (pass_cprop_hardreg::execute): Likewise.
11402 * reload1.c (reload): Likewise.
11403 * sched-rgn.c (haifa_find_rgns): Likewise.
11404 (split_edges): Likewise.
11405 (compute_trg_info): Likewise.
11406 * sel-sched.c (init_seqno): Likewise.
11407 * store-motion.c (remove_reachable_equiv_notes): Likewise.
11408 * tree-into-ssa.c (update_ssa): Likewise.
11409 * tree-ssa-live.c (live_worklist): Likewise.
11410 * tree-ssa-loop-im.c (fill_always_executed_in): Likewise.
11411 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
11413 (try_peel_loop): Likewise.
11414 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
11416 * tree-ssa-pre.c (compute_antic): Likewise.
11417 * tree-ssa-reassoc.c (undistribute_ops_list): Likewise.
11418 * tree-stdarg.c (reachable_at_most_once): Likewise.
11419 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Likewise.
11420 * var-tracking.c (vt_find_locations): Likewise.
11422 2016-07-26 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
11424 * sbitmap.h (auto_sbitmap): New class.
11426 2016-07-26 Alan Modra <amodra@gmail.com>
11429 * config/rs6000/rs6000.c (rs6000_secondary_reload): Initialize
11432 2016-07-25 David Malcolm <dmalcolm@redhat.com>
11434 * input.c (selftest::temp_source_file::temp_source_file): Fix
11435 missing "%s" in fprintf.
11437 2016-07-25 John David Anglin <danglin@gcc.gnu.org>
11439 PR middle-end/71732
11440 * cselib.c (cselib_process_insn): Invalidate argument slots for
11443 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11445 * config/aarch64/arm_neon.h (vfmah_lane_f16, vfmah_laneq_f16,
11446 vfmsh_lane_f16, vfmsh_laneq_f16, vmulh_lane_f16, vmulh_laneq_f16,
11447 vmulxh_lane_f16, vmulxh_laneq_f16): New.
11449 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11451 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
11452 * config/aarch64/aarch64.md (fma, fnma): Support HF.
11453 * config/aarch64/arm_fp16.h (vfmah_f16, vfmsh_f16): New.
11455 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11457 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
11458 * config/aarch64/aarch64.md (<FCVT_F2FIXED:fcvt_fixed_insn>hf<mode>3):
11460 (<FCVT_FIXED2F:fcvt_fixed_insn><mode>hf3): Likewise.
11461 (add<mode>3): Likewise.
11462 (sub<mode>3): Likewise.
11463 (mul<mode>3): Likewise.
11464 (div<mode>3): Likewise.
11465 (*div<mode>3): Likewise.
11466 (<fmaxmin><mode>3): Extend to HF.
11467 * config/aarch64/aarch64-simd.md (aarch64_rsqrts<mode>): Likewise.
11468 (fabd<mode>3): Likewise.
11469 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_HSDF:mode>3): Likewise.
11470 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_HSDI:mode>3): Likewise.
11471 (aarch64_fmulx<mode>): Likewise.
11472 (aarch64_fac<optab><mode>): Likewise.
11473 (aarch64_frecps<mode>): Likewise.
11474 (<FCVT_F2FIXED:fcvt_fixed_insn>hfhi3): New.
11475 (<FCVT_FIXED2F:fcvt_fixed_insn>hihf3): Likewise.
11476 * config/aarch64/iterators.md (VHSDF_SDF): Delete.
11477 (VSDQ_HSDI): Support HI.
11478 (fcvt_target, FCVT_TARGET): Likewise.
11479 * config/aarch64/arm_fp16.h (vaddh_f16, vsubh_f16, vabdh_f16,
11480 vcageh_f16, vcagth_f16, vcaleh_f16, vcalth_f16, vceqh_f16, vcgeh_f16,
11481 vcgth_f16, vcleh_f16, vclth_f16, vcvth_n_f16_s16, vcvth_n_f16_s32,
11482 vcvth_n_f16_s64, vcvth_n_f16_u16, vcvth_n_f16_u32, vcvth_n_f16_u64,
11483 vcvth_n_s16_f16, vcvth_n_s32_f16, vcvth_n_s64_f16, vcvth_n_u16_f16,
11484 vcvth_n_u32_f16, vcvth_n_u64_f16, vdivh_f16, vmaxh_f16, vmaxnmh_f16,
11485 vminh_f16, vminnmh_f16, vmulh_f16, vmulxh_f16, vrecpsh_f16,
11486 vrsqrtsh_f16): New.
11488 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11490 * config.gcc (aarch64*-*-*): Install arm_fp16.h.
11491 * config/aarch64/aarch64-builtins.c (hi_UP): New.
11492 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
11493 * config/aarch64/aarch64-simd.md (aarch64_frsqrte<mode>): Extend to HF
11495 (aarch64_frecp<FRECP:frecp_suffix><mode>): Likewise.
11496 (aarch64_cm<optab><mode>): Likewise.
11497 * config/aarch64/aarch64.md (<frint_pattern><mode>2): Likewise.
11498 (l<fcvt_pattern><su_optab><GPF:mode><GPI:mode>2): Likewise.
11499 (fix_trunc<GPF:mode><GPI:mode>2): Likewise.
11500 (sqrt<mode>2): Likewise.
11501 (*sqrt<mode>2): Likewise.
11502 (abs<mode>2): Likewise.
11503 (<optab><mode>hf2): New pattern for HF mode.
11504 (<optab>hihf2): Likewise.
11505 * config/aarch64/arm_neon.h: Include arm_fp16.h.
11506 * config/aarch64/iterators.md (GPF_F16, GPI_F16, VHSDF_HSDF): New.
11507 (w1, w2, v, s, q, Vmtype, V_cmp_result, fcvt_iesize, FCVT_IESIZE):
11509 * config/aarch64/arm_fp16.h: New file.
11510 (vabsh_f16, vceqzh_f16, vcgezh_f16, vcgtzh_f16, vclezh_f16, vcltzh_f16,
11511 vcvth_f16_s16, vcvth_f16_s32, vcvth_f16_s64, vcvth_f16_u16,
11512 vcvth_f16_u32, vcvth_f16_u64, vcvth_s16_f16, vcvth_s32_f16,
11513 vcvth_s64_f16, vcvth_u16_f16, vcvth_u32_f16, vcvth_u64_f16,
11514 vcvtah_s16_f16, vcvtah_s32_f16, vcvtah_s64_f16, vcvtah_u16_f16,
11515 vcvtah_u32_f16, vcvtah_u64_f16, vcvtmh_s16_f16, vcvtmh_s32_f16,
11516 vcvtmh_s64_f16, vcvtmh_u16_f16, vcvtmh_u32_f16, vcvtmh_u64_f16,
11517 vcvtnh_s16_f16, vcvtnh_s32_f16, vcvtnh_s64_f16, vcvtnh_u16_f16,
11518 vcvtnh_u32_f16, vcvtnh_u64_f16, vcvtph_s16_f16, vcvtph_s32_f16,
11519 vcvtph_s64_f16, vcvtph_u16_f16, vcvtph_u32_f16, vcvtph_u64_f16,
11520 vnegh_f16, vrecpeh_f16, vrecpxh_f16, vrndh_f16, vrndah_f16, vrndih_f16,
11521 vrndmh_f16, vrndnh_f16, vrndph_f16, vrndxh_f16, vrsqrteh_f16,
11524 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11526 * config/aarch64/aarch64-simd-builtins.def (reduc_smax_scal_,
11527 reduc_smin_scal_): Use VDQIF_F16.
11528 (reduc_smax_nan_scal_, reduc_smin_nan_scal_): Use VHSDF.
11529 * config/aarch64/aarch64-simd.md (reduc_<maxmin_uns>_scal_<mode>):
11531 (aarch64_reduc_<maxmin_uns>_internal<mode>): Likewise.
11532 * config/aarch64/iterators.md (VDQIF_F16): New.
11533 (vp): Support HF modes.
11534 * config/aarch64/arm_neon.h (vmaxv_f16, vmaxvq_f16, vminv_f16,
11535 vminvq_f16, vmaxnmv_f16, vmaxnmvq_f16, vminnmv_f16, vminnmvq_f16): New.
11537 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11539 * config/aarch64/aarch64-simd.md (*aarch64_mulx_elt_to_64v2df): Rename to
11540 "*aarch64_mulx_elt_from_dup<mode>".
11541 (*aarch64_mul3_elt<mode>): Update schedule type.
11542 (*aarch64_mul3_elt_from_dup<mode>): Likewise.
11543 (*aarch64_fma4_elt_from_dup<mode>): Likewise.
11544 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
11545 * config/aarch64/iterators.md (VMUL): Supprt half precision float modes.
11546 (f, fp): Support HF modes.
11547 * config/aarch64/arm_neon.h (vfma_lane_f16, vfmaq_lane_f16,
11548 vfma_laneq_f16, vfmaq_laneq_f16, vfma_n_f16, vfmaq_n_f16, vfms_lane_f16,
11549 vfmsq_lane_f16, vfms_laneq_f16, vfmsq_laneq_f16, vfms_n_f16,
11550 vfmsq_n_f16, vmul_lane_f16, vmulq_lane_f16, vmul_laneq_f16,
11551 vmulq_laneq_f16, vmul_n_f16, vmulq_n_f16, vmulx_lane_f16,
11552 vmulxq_lane_f16, vmulx_laneq_f16, vmulxq_laneq_f16): New.
11554 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11556 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
11557 * config/aarch64/aarch64-simd.md (fma<mode>4, fnma<mode>4): Extend to HF
11559 * config/aarch64/arm_neon.h (vfma_f16, vfmaq_f16, vfms_f16,
11562 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11564 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
11565 * config/aarch64/aarch64-simd.md
11566 (aarch64_rsqrts<mode>): Extend to HF modes.
11567 (fabd<mode>3): Likewise.
11568 (<FCVT_F2FIXED:fcvt_fixed_insn><VHSDF_SDF:mode>3): Likewise.
11569 (<FCVT_FIXED2F:fcvt_fixed_insn><VHSDI_SDI:mode>3): Likewise.
11570 (aarch64_<maxmin_uns>p<mode>): Likewise.
11571 (<su><maxmin><mode>3): Likewise.
11572 (<maxmin_uns><mode>3): Likewise.
11573 (<fmaxmin><mode>3): Likewise.
11574 (aarch64_faddp<mode>): Likewise.
11575 (aarch64_fmulx<mode>): Likewise.
11576 (aarch64_frecps<mode>): Likewise.
11577 (*aarch64_fac<optab><mode>): Rename to aarch64_fac<optab><mode>.
11578 (add<mode>3): Extend to HF modes.
11579 (sub<mode>3): Likewise.
11580 (mul<mode>3): Likewise.
11581 (div<mode>3): Likewise.
11582 (*div<mode>3): Likewise.
11583 * config/aarch64/aarch64.c (aarch64_emit_approx_div): Return false for
11585 * config/aarch64/iterators.md (VDQ_HSDI, VSDQ_HSDI): New mode iterator.
11586 * config/aarch64/arm_neon.h (vadd_f16, vaddq_f16, vabd_f16, vabdq_f16,
11587 vcage_f16, vcageq_f16, vcagt_f16, vcagtq_f16, vcale_f16, vcaleq_f16,
11588 vcalt_f16, vcaltq_f16, vceq_f16, vceqq_f16, vcge_f16, vcgeq_f16,
11589 vcgt_f16, vcgtq_f16, vcle_f16, vcleq_f16, vclt_f16, vcltq_f16,
11590 vcvt_n_f16_s16, vcvtq_n_f16_s16, vcvt_n_f16_u16, vcvtq_n_f16_u16,
11591 vcvt_n_s16_f16, vcvtq_n_s16_f16, vcvt_n_u16_f16, vcvtq_n_u16_f16,
11592 vdiv_f16, vdivq_f16, vdup_lane_f16, vdup_laneq_f16, vdupq_lane_f16,
11593 vdupq_laneq_f16, vdups_lane_f16, vdups_laneq_f16, vmax_f16, vmaxq_f16,
11594 vmaxnm_f16, vmaxnmq_f16, vmin_f16, vminq_f16, vminnm_f16, vminnmq_f16,
11595 vmul_f16, vmulq_f16, vmulx_f16, vmulxq_f16, vpadd_f16, vpaddq_f16,
11596 vpmax_f16, vpmaxq_f16, vpmaxnm_f16, vpmaxnmq_f16, vpmin_f16, vpminq_f16,
11597 vpminnm_f16, vpminnmq_f16, vrecps_f16, vrecpsq_f16, vrsqrts_f16,
11598 vrsqrtsq_f16, vsub_f16, vsubq_f16): New.
11600 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11602 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New.
11603 * config/aarch64/aarch64-simd-builtins.def: Register new builtins.
11604 * config/aarch64/aarch64-simd.md (aarch64_rsqrte<mode>): Extend to HF modes.
11605 (neg<mode>2): Likewise.
11606 (abs<mode>2): Likewise.
11607 (<frint_pattern><mode>2): Likewise.
11608 (l<fcvt_pattern><su_optab><VDQF:mode><fcvt_target>2): Likewise.
11609 (<optab><VDQF:mode><fcvt_target>2): Likewise.
11610 (<fix_trunc_optab><VDQF:mode><fcvt_target>2): Likewise.
11611 (ftrunc<VDQF:mode>2): Likewise.
11612 (<optab><fcvt_target><VDQF:mode>2): Likewise.
11613 (sqrt<mode>2): Likewise.
11614 (*sqrt<mode>2): Likewise.
11615 (aarch64_frecpe<mode>): Likewise.
11616 (aarch64_cm<optab><mode>): Likewise.
11617 * config/aarch64/aarch64.c (aarch64_emit_approx_sqrt): Return false for
11619 * config/aarch64/iterators.md (VHSDF, VHSDF_DF, VHSDF_SDF): New.
11620 (VDQF_COND, fcvt_target, FCVT_TARGET, hcon): Extend mode attribute to HF modes.
11622 * config/aarch64/arm_neon.h (vdup_n_f16): New.
11623 (vdupq_n_f16): Likewise.
11624 (vld1_dup_f16): Use vdup_n_f16.
11625 (vld1q_dup_f16): Use vdupq_n_f16.
11626 (vabs_f16, vabsq_f16, vceqz_f16, vceqzq_f16, vcgez_f16, vcgezq_f16,
11627 vcgtz_f16, vcgtzq_f16, vclez_f16, vclezq_f16, vcltz_f16, vcltzq_f16,
11628 vcvt_f16_s16, vcvtq_f16_s16, vcvt_f16_u16, vcvtq_f16_u16, vcvt_s16_f16,
11629 vcvtq_s16_f16, vcvt_u16_f16, vcvtq_u16_f16, vcvta_s16_f16,
11630 vcvtaq_s16_f16, vcvta_u16_f16, vcvtaq_u16_f16, vcvtm_s16_f16,
11631 vcvtmq_s16_f16, vcvtm_u16_f16, vcvtmq_u16_f16, vcvtn_s16_f16,
11632 vcvtnq_s16_f16, vcvtn_u16_f16, vcvtnq_u16_f16, vcvtp_s16_f16,
11633 vcvtpq_s16_f16, vcvtp_u16_f16, vcvtpq_u16_f16, vneg_f16, vnegq_f16,
11634 vrecpe_f16, vrecpeq_f16, vrnd_f16, vrndq_f16, vrnda_f16, vrndaq_f16,
11635 vrndi_f16, vrndiq_f16, vrndm_f16, vrndmq_f16, vrndn_f16, vrndnq_f16,
11636 vrndp_f16, vrndpq_f16, vrndx_f16, vrndxq_f16, vrsqrte_f16, vrsqrteq_f16,
11637 vsqrt_f16, vsqrtq_f16): New.
11639 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11641 * config/aarch64/aarch64-simd.md
11642 (aarch64_<PERMUTE:perm_insn><PERMUTE:perm_hilo><mode>): Use VALL_F16.
11643 (aarch64_ext<mode>): Likewise.
11644 (aarch64_rev<REVERSE:rev_op><mode>): Likewise.
11645 * config/aarch64/aarch64.c (aarch64_evpc_trn, aarch64_evpc_uzp,
11646 aarch64_evpc_zip, aarch64_evpc_ext, aarch64_evpc_rev): Support V4HFmode
11648 * config/aarch64/arm_neon.h (__INTERLEAVE_LIST): Support float16x4_t,
11650 (__aarch64_vdup_lane_f16, __aarch64_vdup_laneq_f16,
11651 __aarch64_vdupq_lane_f16, __aarch64_vdupq_laneq_f16, vbsl_f16,
11652 vbslq_f16, vdup_n_f16, vdupq_n_f16, vdup_lane_f16, vdup_laneq_f16,
11653 vdupq_lane_f16, vdupq_laneq_f16, vduph_lane_f16, vduph_laneq_f16,
11654 vext_f16, vextq_f16, vmov_n_f16, vmovq_n_f16, vrev64_f16, vrev64q_f16,
11655 vtrn1_f16, vtrn1q_f16, vtrn2_f16, vtrn2q_f16, vtrn_f16, vtrnq_f16,
11656 vuzp1_f16, vuzp1q_f16, vuzp2_f16, vuzp2q_f16, vzip1_f16, vzip2q_f16):
11658 (vmov_n_f16): Reimplement using vdup_n_f16.
11659 (vmovq_n_f16): Reimplement using vdupq_n_f16..
11661 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11663 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter
11664 "frame_related_p". Generate CFA annotation when it's necessary.
11665 (aarch64_expand_prologue): Use aarch64_add_constant.
11666 (aarch64_expand_epilogue): Likewise.
11667 (aarch64_output_mi_thunk): Pass "false" when calling
11668 aarch64_add_constant.
11670 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11672 * config/aarch64/aarch64.c (aarch64_add_constant): Optimize instruction
11675 2016-07-25 Jiong Wang <jiong.wang@arm.com>
11677 * config/aarch64/aarch64.c (aarch64_add_constant): New parameter "mode".
11678 Use aarch64_internal_mov_immediate instead of aarch64_build_constant.
11679 (aarch64_output_mi_thunk): Pass Pmode when calling aarch64_add_constant.
11680 (aarch64_build_constant): Delete.
11682 2016-07-25 Alexander Monakov <amonakov@ispras.ru>
11685 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
11687 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
11688 flag_toplevel_reorder.
11690 2016-07-25 Richard Biener <rguenther@suse.de>
11692 * cgraph.c (cgraph_node::verify_node): Compare against builtin
11693 by using DECL_BUILT_IN_CLASS and DECL_FUNCTION_CODE.
11694 * tree-chkp.c (chkp_gimple_call_builtin_p): Likewise.
11695 * tree-streamer.h (streamer_handle_as_builtin_p): Remove.
11696 (streamer_get_builtin_tree): Likewise.
11697 (streamer_write_builtin): Likewise.
11698 * lto-streamer.h (LTO_builtin_decl): Remove.
11699 * lto-streamer-in.c (lto_read_tree_1): Remove assert.
11700 (lto_input_scc): Remove LTO_builtin_decl handling.
11701 (lto_input_tree_1): Liekwise.
11702 * lto-streamer-out.c (lto_output_tree_1): Remove special
11703 handling of builtins.
11704 (DFS::DFS): Likewise.
11705 * tree-streamer-in.c (streamer_get_builtin_tree): Remove.
11706 * tree-streamer-out.c (pack_ts_function_decl_value_fields): Remove
11708 (streamer_write_builtin): Remove.
11710 2016-07-25 Martin Liska <mliska@suse.cz>
11712 * lto-cgraph.c (input_symtab): Don't call get_working_sets
11713 if flag_auto_profile is set to true.
11715 2016-07-25 Martin Liska <mliska@suse.cz>
11717 PR gcov-profile/71868
11718 * cfgloopanal.c (expected_loop_iterations_unbounded): When we
11719 have a function with multiple latches, count them all.
11721 2016-07-25 Martin Liska <mliska@suse.cz>
11723 * tree-ssa-loop-niter.c (loop_only_exit_p): Release body array.
11725 2016-07-25 Martin Liska <mliska@suse.cz>
11727 PR tree-optimization/71987
11728 * tree-ssa-reassoc.c (maybe_optimize_range_tests): Call get_ops
11729 just for SSA_NAMEs. Fix GNU coding style.
11731 2016-07-25 Martin Liska <mliska@suse.cz>
11733 PR gcov-profile/64874
11734 * gcov-io.h: Update command about file format.
11735 * gcov-iov.c (main): Adapt the numbering scheme.
11737 2016-07-24 Kugan Vivekanandarajah <kuganv@linaro.org>
11739 PR middle-end/66726
11740 * tree-ssa-reassoc.c (optimize_vec_cond_expr): Handle tcc_compare stmt
11741 whose result is used in PHI.
11742 (final_range_test_p): Likewise.
11743 (maybe_optimize_range_tests): Likewise.
11745 2016-07-22 Michael Meissner <meissner@linux.vnet.ibm.com>
11747 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
11748 Reformat two multi-line strings.
11750 2016-07-22 Martin Sebor <msebor@redhat.com>
11752 * doc/extend.texi (Compound Literals): Add '@' missed in last commit.
11754 2016-07-22 Martin Sebor <msebor@redhat.com>
11757 * doc/extend.texi (Compound Literals): Correct and clarify.
11758 (Cast to Union): Same.
11760 2016-07-22 Kelvin Nilsen <kelvin@gcc.gnu.org>
11762 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
11763 comments to explain why certain error messages make mention of
11764 undocumented options.
11765 (rs6000_invalid_builtin): Change error messages to replace mention
11766 of undocumented options with mention of the -mcpu=power9 option
11767 that enables those undocumented options.
11768 * config/rs6000/rs6000.h (MASK_FLOAT128): New macro.
11769 (RS6000_BTM_FLOAT128): Use the new MASK_FLOAT128 macro in the
11770 definition of this macro to correct an existing error.
11771 * config/rs6000/rs6000.opt: Add the Undocumented qualifier to the
11772 mpower9-fusion, mpower9-vector, mpower9-dform, and mmodulo entries.
11773 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Modify
11774 descriptions of built-in functions so that they depend on
11775 -mcpu=power9 instead of on the corresponding undocumented flags.
11776 * doc/invoke.texi (Option Summary): Remove all mention of newly
11777 undocumented flags.
11778 (IBM RS/6000 and PowerPC Options): Likewise.
11779 * doc/md.texi (Constraints for Particuliar Machines): Remove all
11780 mention of newly undocumented flags.
11782 2016-07-22 Evgeny Stupachenko <evstupac@gmail.com>
11784 * ipa-cp.c (determine_versionability): Do not create constprop clones,
11785 when target_clones attribute is set.
11787 2016-07-22 Bin Cheng <bin.cheng@arm.com>
11789 * common.opt (funsafe-loop-optimizations): Mark ignore.
11790 * doc/invoke.texi (funsafe-loop-optimizations): Remove.
11791 * loop-iv.c (get_simple_loop_desc): Remove unsafe-loop-optimizations
11793 * tree-ssa-loop-niter.c (finite_loop_p): Ditto.
11794 * config/bfin/bfin.c (bfin_can_use_doloop_p): Ditto.
11796 2016-07-22 Bin Cheng <bin.cheng@arm.com>
11798 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
11800 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
11802 (number_of_iterations_exit): Warn missed loop optimization for
11803 possible infinite loops.
11805 2016-07-22 Segher Boessenkool <segher@kernel.crashing.org>
11808 * config/rs6000/rs6000.c (rs6000_file_start): Fix condition for
11809 when to emit a ".machine" pseudo-op.
11811 2016-07-22 Martin Liska <mliska@suse.cz>
11813 PR gcov-profile/69028
11814 PR gcov-profile/62047
11815 * coverage.c (coverage_compute_lineno_checksum): Do not
11816 calculate checksum for fns w/o xloc.file.
11817 (coverage_compute_profile_id): Likewise.
11819 2016-07-22 Georg-Johann Lay <avr@gjlay.de>
11821 * config/avr/avr.c (TARGET_SECONDARY_RELOAD): Remove hook define...
11822 (avr_secondary_reload): ...and implementation.
11823 (avr_adjust_insn_length) [ADJUST_LEN_LPM]: Remove handling.
11824 * config/avr/avr.md (reload_in<mode>): Remove insns.
11825 (adjust_len) [lpm]: Remove insn attribute value.
11826 * config/avr/predicates.md (flash_operand): Remove insn predicate.
11828 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
11830 PR middle-end/71876
11831 * builtin-attrs.def (ATTR_RT_NOTHROW_LEAF_LIST): New return twice
11833 * builtins.def (BUILT_IN_SETJMP): Use ATTR_RT_NOTHROW_LEAF_LIST here.
11834 * calls.c (special_function_p): Remove the special handling of the
11835 "__builtin_" prefix.
11837 2016-07-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
11839 PR middle-end/71876
11840 * calls.c (gimple_maybe_alloca_call_p): New function. Return true
11841 if STMT may be an alloca call.
11842 (gimple_alloca_call_p, alloca_call_p): Return only true for the
11843 builtin alloca call.
11844 * calls.h (gimple_maybe_alloca_call_p): New function.
11845 * tree-inline.c (inline_forbidden_p_stmt): Use
11846 gimple_maybe_alloca_call_p here.
11848 2016-07-21 David Malcolm <dmalcolm@redhat.com>
11850 * spellcheck-tree.c (best_macro_match::best_macro_match):
11851 Explictly specify the template arguments when invoking the base
11852 class constructor, to help older C++ compilers.
11854 2016-07-21 Jakub Jelinek <jakub@redhat.com>
11857 * asan.c (asan_dynamic_init_call): Call asan_init_shadow_ptr_types
11858 before builtin_decl_implicit.
11860 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
11862 * optabs.c (emit_condiitonal_move): Short circuit for identical
11865 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
11867 * ifcvt.c (noce_if_info): New fields: speed_p, original_cost,
11868 max_seq_cost. Removed fields: then_cost, else_cost, branch_cost.
11869 (noce_conversion_profitable_p): New.
11870 (noce_try_store_flag_constants): Use it.
11871 (noce_try_addcc): Likewise.
11872 (noce_try_store_flag_mask): Likewise.
11873 (noce_try_cmove): Likewise.
11874 (noce_try_cmove_arith): Likewise.
11875 (bb_valid_for_noce_process_p): Add to the cost parameter rather than
11877 (noce_convert_multiple_sets): Move cost model to here, from...
11878 (bb_ok_for_noce_convert_multiple_sets) ...here.
11879 (noce_process_if_block): Update calls for above changes.
11880 (noce_find_if_block): Record new noce_if_info parameters.
11882 2016-07-21 James Greenhalgh <james.greenhalgh@arm.com>
11884 * target.def (max_noce_ifcvt_seq_cost): New.
11885 * doc/tm.texi.in (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Document it.
11886 * doc/tm.texi: Regenerate.
11887 * targhooks.h (default_max_noce_ifcvt_seq_cost): New.
11888 * targhooks.c (default_max_noce_ifcvt_seq_cost): New.
11889 * params.def (PARAM_MAX_RTL_IF_CONVERSION_PREDICTABLE_COST): New.
11890 (PARAM_MAX_RTL_IF_CONVERSION_UNPREDICTABLE_COST): Likewise.
11891 * doc/invoke.texi: Document new params.
11893 2016-07-21 Richard Biener <rguenther@suse.de>
11895 PR tree-optimization/71947
11896 * tree-vrp.c (extract_range_from_assert): Singleton symbolic
11897 ranges have useful limit_vr information.
11899 2016-07-21 Richard Biener <rguenther@suse.de>
11901 * function-tests.c (build_trivial_generic_function): Set
11902 BLOCK_SUPERCONTEXT of DECL_INITIAL.
11903 * omp-low.c (create_omp_child_function): Likewise.
11904 (grid_expand_target_grid_body): Likewise.
11905 * cgraphunit.c (init_lowered_empty_function): Likewise.
11906 (cgraph_node::expand_thunk): Likewise.
11907 * tree-parloops.c (create_loop_fn): Likewise.
11908 * ipa.c (cgraph_build_static_cdtor_1): Likewise.
11910 2016-07-21 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
11912 * tree-ssa-strlen.c (strlen_dom_walker::before_dom_children): Fix typo
11915 2016-07-21 Georg-Johann Lay <avr@gjlay.de>
11917 * config/avr/avr.md (any_extract, any_shiftrt): New code iterators.
11918 (*insv.extract, *insv.shiftrt, *insv.not-bit.0, *insv.not-bit.7)
11919 (*insv.xor-extract, *insv.xor1-bit.0): New insns.
11920 (adjust_len) [insv_notbit, insv_notbit_0, insv_notbit_7]: New
11921 values for insn attribute.
11922 * config/avr/avr.c (avr_out_insert_notbit): New function.
11923 (avr_adjust_insn_length): Handle ADJUST_LEN_INSV_NOTBIT,
11924 ADJUST_LEN_INSV_NOTBIT_0/_7.
11925 * config/avr/avr-protos.h (avr_out_insert_notbit): New proto.
11927 2016-07-21 Bin Cheng <bin.cheng@arm.com>
11929 * tree-chrec.c (convert_affine_scev): New parameter. Pass new arg.
11930 (chrec_convert_1, chrec_convert): Ditto.
11931 * tree-chrec.h (chrec_convert, convert_affine_scev): New parameter.
11932 * tree-scalar-evolution.c (interpret_rhs_expr): Pass new arg.
11933 * tree-vrp.c (adjust_range_with_scev): Ditto.
11934 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Ditto.
11935 (scev_var_range_cant_overflow): New function.
11936 (scev_probably_wraps_p): New parameter. Call above function.
11937 * tree-ssa-loop-niter.h (scev_probably_wraps_p): New parameter.
11939 2016-07-21 Bin Cheng <bin.cheng@arm.com>
11941 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Clean up
11942 by removing computation of may_be_zero.
11944 2016-07-21 Jakub Jelinek <jakub@redhat.com>
11946 * tree-object-size.c (unknown): Use HOST_WIDE_INT_M1U instead of -1.
11948 2016-07-21 Andrew Sutton <andrew.n.sutton@gmail.com>
11950 Improving concepts performance and diagnostics.
11951 * timevar.def (TV_CONSTRAINT_SAT, TV_CONSTRAINT_SUB): New time vars
11952 for constraint satisfaction and subsumption.
11953 * timevar.h (auto_timevar): New constructor that matches the push/pop
11954 pattern of usage in pt.c.
11956 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
11958 * hwint.h (HOST_WIDE_INT_0): New define.
11959 (HOST_WIDE_INT_0U): Ditto.
11960 * double-int.c: Use HOST_WIDE_INT_0 instead of (HOST_WIDE_INT) 0.
11961 * dse.c: Use HOST_WIDE_INT_0U instead of (unsigned HOST_WIDE_INT) 0.
11962 * simplify-rtx.c: Ditto.
11963 * tree-object-size.c: Ditto.
11965 2016-07-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
11967 * config/s390/s390.c (s390_encode_section_info): Remove mode size
11970 2016-07-20 Uros Bizjak <ubizjak@gmail.com>
11972 * cse.c: Use HOST_WIDE_INT_M1 instead of ~(HOST_WIDE_INT) 0.
11973 * combine.c: Use HOST_WIDE_INT_M1U instead of
11974 ~(unsigned HOST_WIDE_INT) 0.
11975 * double-int.h: Ditto.
11977 * dwarf2asm.c:Ditto.
11979 * genmodes.c: Ditto.
11981 * read-rtl.c: Ditto.
11982 * tree-ssa-loop-ivopts.c: Ditto.
11983 * tree-ssa-loop-prefetch.c: Ditto.
11984 * tree-vect-generic.c: Ditto.
11985 * tree-vect-patterns.c: Ditto.
11988 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
11990 * config/avr.c (avr_legitimize_address) [AVR_TINY]: Force
11991 constant addresses outside [0,0xc0] into a register.
11992 (avr_out_movhi_r_mr_reg_no_disp_tiny): Pass insn. And handle
11993 cases where the base address register is unused after.
11994 (avr_out_movhi_r_mr_reg_disp_tiny): Same.
11995 (avr_out_movhi_mr_r_reg_disp_tiny): Same.
11996 (avr_out_store_psi_reg_disp_tiny): Same.
11998 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
12000 Implement attribute progmem on reduced Tiny cores by adding
12001 flash offset 0x4000 to respective symbols.
12004 * doc/extend.texi (AVR Variable Attributes) [progmem]: Add
12005 documentation how it works on reduced Tiny cores.
12006 (AVR Named Address Spaces): No support for reduced Tiny.
12007 * config/avr/avr.c (AVR_SYMBOL_FLAG_TINY_PM): New macro.
12008 (avr_address_tiny_pm_p): New static function.
12009 (avr_print_operand_address) [AVR_TINY]: Add AVR_TINY_PM_OFFSET
12010 if the address is in progmem.
12011 (avr_assemble_integer): Same.
12012 (avr_encode_section_info) [AVR_TINY]: Set AVR_SYMBOL_FLAG_TINY_PM
12013 for symbol_ref in progmem.
12014 * config/avr/avr.h (AVR_TINY_PM_OFFSET): New macro.
12015 * config/avr/avr-c.c (avr_cpu_cpp_builtins): Use it instead of
12016 magic 0x4000 when built-in def'ing __AVR_TINY_PM_BASE_ADDRESS__.
12018 2016-07-20 Patrick Palka <ppalka@gcc.gnu.org>
12020 * configure.ac (thin_archive_support): New variable. AC_SUBST it.
12021 * configure: Regenerate.
12022 * Makefile.in (THIN_ARCHIVE_SUPPORT): New variable.
12023 (USE_THIN_ARCHIVES): New variable.
12024 (libbackend.a): If USE_THIN_ARCHIVES then pass T to ar to build
12025 this archive as a thin archive.
12027 2016-07-20 David Malcolm <dmalcolm@redhat.com>
12029 * diagnostic-show-locus.c (diagnostic_show_locus): If this is the
12030 same location as last time, don't skip if we have fix-it hints.
12031 Clarify the skipping logic by converting it from one "if" clause
12032 to repeated "if" clauses.
12033 * spellcheck-tree.c: Include "cpplib.h".
12034 (find_closest_macro_cpp_cb): Move here from c/c-decl.c.
12035 (best_macro_match::best_macro_match): New constructor.
12036 * spellcheck-tree.h (struct edit_distance_traits<cpp_hashnode *>):
12037 Move here from c/c-decl.c.
12038 (class best_macro_match): Move here from c/c-decl.c, converting
12039 from a typedef to a subclass, gaining a ctor.
12041 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
12043 * config/avr/avr-protos.h (avr_addr_space_supported_p): New prototype.
12044 * config/avr/avr.c (TARGET_ADDR_SPACE_DIAGNOSE_USAGE): New hook
12046 (avr_addr_space_diagnose_usage): ...and implementation.
12047 (avr_addr_space_supported_p): New function.
12048 (avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Only
12049 report bad address space usage if that space is supported.
12050 (avr_insert_attributes): Same. No more complain about unsupported
12052 * config/avr/avr-c.c (tm_p.h): Include it.
12053 (avr_cpu_cpp_builtins): Only define addr-space related built-in
12054 macro if avr_addr_space_supported_p.
12056 2016-07-20 Alexander Monakov <amonakov@ispras.ru>
12058 * config/nvptx/nvptx.c (nvptx_option_override): Do not set
12059 flag_toplevel_reorder.
12061 2016-07-20 David Malcolm <dmalcolm@redhat.com>
12063 * gcc-rich-location.c
12064 (gcc_rich_location::add_fixit_misspelled_id): New overload, taking
12066 * gcc-rich-location.h
12067 (gcc_rich_location::add_fixit_misspelled_id): Likewise.
12069 2016-07-20 Georg-Johann Lay <avr@gjlay.de>
12071 * target.def (addr_space): Add new diagnose_usage to hook vector.
12072 * targhooks.c (default_addr_space_diagnose_usage): Add default
12073 implementation and...
12074 * targhooks.h (default_addr_space_diagnose_usage): ... its prototype.
12075 * c/c-parser.c (c_lex_one_token) [CPP_NAME]: If the token
12076 is some address space, call targetm.addr_space.diagnose_usage.
12077 * doc/tm.texi.in (Named Address Spaces): Add anchor for
12078 TARGET_ADDR_SPACE_DIAGNOSE_USAGE documentation.
12079 * doc/tm.texi: Regenerate.
12081 2016-07-20 Martin Liska <mliska@suse.cz>
12083 PR middle-end/71898
12084 * graphite-isl-ast-to-gimple.c (later_of_the_two):
12085 Properly handly PHI stmts.
12087 2016-07-20 Bin Cheng <bin.cheng@arm.com>
12089 PR tree-optimization/71503
12090 PR tree-optimization/71683
12091 * tree-if-conv.c (gen_phi_arg_condition): Record true predicate
12094 2016-07-20 Martin Liska <mliska@suse.cz>
12096 * doc/invoke.texi (-fipa-ra): Document when the option is
12097 disabled. Fix a typo.
12099 2016-07-20 Martin Liska <mliska@suse.cz>
12101 * Makefile.in: Include fibonacci_heap.c
12102 * fibonacci_heap.c: New file.
12103 * fibonacci_heap.h (fibonacci_heap::insert): Use insert_node.
12104 (fibonacci_heap::union_with): Fix deletion of the second heap.
12105 * selftest-run-tests.c (selftest::run_tests): Incorporate
12106 fibonacci heap tests.
12107 * selftest.h: Declare fibonacci_heap_c_tests.
12109 2016-07-20 Martin Liska <mliska@suse.cz>
12111 * selftest-run-tests.c (selftest::run_tests): New function.
12112 * selftest.h (sreal_c_tests): Declare.
12113 * sreal.c (sreal_verify_basics): New function.
12114 (verify_aritmetics): Likewise.
12115 (sreal_verify_arithmetics): Likewise.
12116 (verify_shifting): Likewise.
12117 (sreal_verify_shifting): Likewise.
12118 (void sreal_c_tests): Likewise.
12120 2016-07-19 Jakub Jelinek <jakub@redhat.com>
12122 PR rtl-optimization/71916
12123 * cfgrtl.c (contains_no_active_insn_p): Return false also for
12124 bb which have a single succ fake edge.
12126 2016-07-19 Aldy Hernandez <aldyh@redhat.com>
12129 * dwarf2out.c (gen_subprogram_die): Only call
12130 gen_unspecified_parameters_die while dumping early dwarf.
12132 2016-07-19 Jakub Jelinek <jakub@redhat.com>
12134 PR middle-end/71874
12135 * gimple-fold.c (fold_builtin_memory_op): Use
12136 get_addr_base_and_unit_offset instead of get_ref_base_and_extent.
12138 2016-07-19 Uros Bizjak <ubizjak@gmail.com>
12140 * builtins.c: Use HOST_WIDE_INT_1 instead of (HOST_WIDE_INT) 1,
12141 HOST_WIDE_INT_1U instead of (unsigned HOST_WIDE_INT) 1,
12142 HOST_WIDE_INT_M1 instead of (HOST_WIDE_INT) -1 and
12143 HOST_WIDE_INT_M1U instead of (unsigned HOST_WIDE_INT) -1.
12144 * combine.c: Ditto.
12147 * double-int.c: Ditto.
12149 * dwarf2out.c: Ditto.
12152 * fold-const.c: Ditto.
12153 * function.c: Ditto.
12155 * genmodes.c: Ditto.
12159 * loop-doloop.c: Ditto.
12160 * loop-invariant.c: Ditto.
12161 * loop-iv.c: Ditto.
12166 * rtlanal.c: Ditto.
12167 * simplify-rtx.c: Ditto.
12168 * stor-layout.c: Ditto.
12170 * tree-ssa-loop-ivopts.c: Ditto.
12171 * tree-vect-generic.c: Ditto.
12172 * tree-vect-patterns.c: Ditto.
12177 * wide-int-print.cc: Ditto.
12178 * wide-int.cc: Ditto.
12179 * wide-int.h: Ditto.
12181 2016-07-19 David Malcolm <dmalcolm@redhat.com>
12183 * selftest.c (selftest::assert_streq): Handle NULL values of
12184 val_actual and val_expected.
12186 2016-07-19 Martin Jambor <mjambor@suse.cz>
12189 * trans-decl.c (gfc_generate_function_code): Use cgraph_get_create_node
12190 rather than cgraph_create_node to get a call graph node.
12192 2016-07-19 Richard Biener <rguenther@suse.de>
12194 * gimple-fold.c (get_base_constructor): Add VIEW_CONVERT case,
12195 handle all tcc_constant bases and valueize SSA names.
12196 * tree-ssa-sccvn.c (fully_constant_vn_reference_p): Handle
12197 tcc_constant bases.
12199 2016-07-19 David Malcolm <dmalcolm@redhat.com>
12201 * function-tests.c (selftest::verify_three_block_rtl_cfg): Verify
12202 the flags of the exit block and bb2, not just the entry block.
12204 2016-07-19 Richard Biener <rguenther@suse.de>
12206 PR tree-optimization/71901
12207 * tree-ssa-sccvn.h (struct vn_reference_op_struct): Add
12208 align member, group stuff with the bitfield.
12209 (vn_ref_op_align_unit): New inline.
12210 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): For ARRAY_REFs
12211 record element alignment and operand 3 unchanged.
12212 (ao_ref_init_from_vn_reference): Adjust.
12213 (valueize_refs_1): Likewise.
12214 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Likewise.
12216 2016-07-19 Richard Biener <rguenther@suse.de>
12218 PR tree-optimization/71908
12219 * tree-ssa-structalias.c (get_constraint_for_component_ref): Handle
12220 symbolic constants in a more reliable way.
12222 2016-07-19 Ilya Enkovich <ilya.enkovich@intel.com>
12224 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer): Update
12226 (vect_update_inits_of_drs): Likewise.
12227 (vect_create_cond_for_alias_checks): Likewise.
12228 * tree-vect-loop.c (vect_get_known_peeling_cost): Likewise.
12230 2016-07-19 Richard Biener <rguenther@suse.de>
12233 * lto-streamer-out.c (DFS::DFS_write_tree_body): For blocks
12234 with an abstract origin that is not an inlined function outer
12235 scope add a self-reference as abstract origin.
12236 * tree-streamer-out.c (write_ts_block_tree_pointers): Likewise.
12238 2016-07-18 Michael Meissner <meissner@linux.vnet.ibm.com>
12241 * config/rs6000/rs6000.c (rs6000_function_value): Fix
12242 unintentional System V.4 structure return breakage for structures
12243 with a single floating point element.
12245 2016-07-18 Yuri Rumyantsev <ysrumyan@gmail.com>
12247 PR tree-optimization/71734
12248 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Add REF_LOOP argument which
12249 contains REF, use it to check safelen, assume that safelen value
12250 must be greater 1, fix style.
12251 (ref_indep_loop_p_2): Add REF_LOOP argument.
12252 (ref_indep_loop_p): Pass LOOP as additional argument to
12253 ref_indep_loop_p_2.
12255 2016-07-18 Dominik Vogt <vogt@linux.vnet.ibm.com>
12257 * cfgexpand.c (expand_stack_vars): Implement synamic stack space
12258 allocation in the prologue.
12259 * explow.c (get_dynamic_stack_base): New function to return an address
12260 expression for the dynamic stack base.
12261 (get_dynamic_stack_size): New function to do the required dynamic stack
12262 space size calculations.
12263 (allocate_dynamic_stack_space): Use new functions.
12264 (align_dynamic_address): Move some code from
12265 allocate_dynamic_stack_space to new function.
12266 * explow.h (get_dynamic_stack_base, get_dynamic_stack_size): Export.
12268 2016-07-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
12270 * config/s390/s390.c (s390_encode_section_info): Always set
12271 notaligned marker if mode size is 0 or no MEM_ALIGN info could be
12274 2016-07-18 Richard Biener <rguenther@suse.de>
12276 PR tree-optimization/71893
12277 * tree-ssa-pre.c (create_component_ref_by_pieces_1): Compensate
12278 for sizetype cast added by array_ref_element_size.
12279 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
12281 2016-07-16 John David Anglin <danglin@gcc.gnu.org>
12283 * config/pa/pa.c (hppa_profile_hook): Allocate stack space for
12284 register parameters. Remove code to initialize argument pointer
12285 on TARGET_64BIT. Optimize call to _mcount when it can be reached
12286 using a pc-relative branch. Cleanup conditional code.
12287 * config/pa/pa.md (call_mcount): New expander.
12288 (call_mcount_nonpic): New insn.
12289 (call_mcount_pic): New insn and split.
12290 (call_mcount_pic_post_reload): New insn.
12291 (call_mcount_64bit): New insn and split.
12292 (call_mcount_64bit_post_reload): New insn.
12294 2016-07-15 Georg-Johann Lay <avr@gjlay.de>
12296 * config/avr/predicates.md (const_m255_to_m1_operand): New.
12297 * config/avr/constraints.md (Cn8, Ca1, Co1, Yx2): New constraints.
12298 * config/avr/avr.md (add<mode>3) <ALL1>: Fix set_vzn for +/-2.
12299 (*cmphi.zero-extend.0, *cmphi.zero-extend.1)
12300 (*usum_widenqihi3, *udiff_widenqihi3)
12301 (*addhi3_zero_extend.const): New combiner insns.
12302 (andqi3, iorqi3): Provide "l" (NO_LD_REGS) alternative if
12303 just 1 bit is affected.
12304 * config/avr/avr.c (avr_out_bitop) <QImode>: Don't access xop[3].
12305 (avr_out_compare) [EQ,NE]: Tweak comparing d-regs against -1.
12307 2016-07-15 Cesar Philippidis <cesar@codesourcery.com>
12309 * omp-low.c (lower_omp_target): Mark data clauses with
12310 GOMP_MAP_FORCE_{PRESENT,TO,FROM,TOFROM} as potentially having
12311 zero-length subarrays.
12313 2016-07-15 Richard Biener <rguenther@suse.de>
12315 PR tree-optimization/71881
12316 * tree-loop-distribution.c (destroy_loop): Remove blocks in
12317 reverse DOM order to make debug temp generation happy.
12319 2016-07-15 Richard Biener <rguenther@suse.de>
12321 PR tree-optimization/71887
12322 * tree-ssa-phiopt.c (absorbing_element_p): Add rhs arg and
12323 verify it is not zero for division / modulo handling.
12324 (value_replacement): Adjust.
12326 2016-07-15 Virendra Pathak <virendra.pathak@broadcom.com>
12327 Julian Brown <julian@codesourcery.com>
12329 * config/aarch64/aarch64-cores.def: Update vulcan COSTS.
12330 * config/aarch64/aarch64-cost-tables.h
12331 (vulcan_extra_costs): New variable.
12332 * config/aarch64/aarch64.c
12333 (vulcan_addrcost_table): Likewise.
12334 (vulcan_regmove_cost): Likewise.
12335 (vulcan_vector_cost): Likewise.
12336 (vulcan_branch_cost): Likewise.
12337 (vulcan_tunings): Likewise.
12339 2016-07-15 Alexander Monakov <amonakov@ispras.ru>
12341 * cgraphunit.c (cgraph_order_sort_kind): New entry ORDER_VAR_UNDEF.
12342 (output_in_order): Loop over undefined variables too. Output them
12343 via assemble_undefined_decl. Skip variables that correspond to hard
12344 registers or have value-exprs.
12345 * varpool.c (symbol_table::output_variables): Handle undefined
12346 variables together with defined ones.
12348 2016-07-15 Richard Biener <rguenther@suse.de>
12350 * tree-ssa-pre.c (get_representative_for): Make sure to return
12351 the value number of SSA names.
12352 (phi_translate_1): get_representative_for cannot return NULL.
12353 (do_pre_regular_insertion): Remove redundant call to
12354 fully_constant_expression.
12355 (do_pre_partial_partial_insertion): Likewise.
12357 2016-07-15 Bin Cheng <bin.cheng@arm.com>
12359 * tree-scalar-evolution.c (simple_iv_with_niters): New funcion.
12360 (derive_simple_iv_with_niters): New function.
12361 (simple_iv): Rewrite using simple_iv_with_niters.
12362 * tree-scalar-evolution.h (simple_iv_with_niters): New decl.
12363 * tree-ssa-loop-niter.c (number_of_iterations_exit_assumptions): New
12365 (number_of_iterations_exit): Rewrite using above function.
12366 * tree-ssa-loop-niter.h (number_of_iterations_exit_assumptions): New
12369 2016-07-15 Richard Biener <rguenther@suse.de>
12371 * config/i386/i386.c (ix86_builtin_vectorization_cost): Adjust
12372 vec_construct cost.
12374 2016-07-14 Jakub Jelinek <jakub@redhat.com>
12376 PR tree-optimization/71872
12377 * tree-data-ref.c (get_references_in_stmt): Ignore references
12378 with is_gimple_constant get_base_address.
12380 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
12382 * config/arm/arm.h (TARGET_HAVE_LDACQ): Enable for ARMv8-M Mainline.
12383 (TARGET_HAVE_LDACQD): New macro.
12384 * config/arm/sync.md (atomic_loaddi): Use TARGET_HAVE_LDACQD rather
12385 than TARGET_HAVE_LDACQ.
12386 (arm_load_acquire_exclusivedi): Likewise.
12387 (arm_store_release_exclusivedi): Likewise.
12389 2016-07-14 Thomas Preud'homme <thomas.preudhomme@arm.com>
12391 PR rtl-optimization/71878
12392 * lra-constraints.c (match_reload): Pass information about other
12393 output operands. Create new unique register value if matching input
12394 operand shares same register value as output operand being considered.
12395 (curr_insn_transform): Record output operands already processed.
12397 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12400 PR tree-optimization/70923
12401 * tree-vect-patterns.c: Include mult-synthesis.h.
12402 (target_supports_mult_synth_alg): New function.
12403 (synth_lshift_by_additions): Likewise.
12404 (apply_binop_and_append_stmt): Likewise.
12405 (vect_synth_mult_by_constant): Likewise.
12406 (target_has_vecop_for_code): Likewise.
12407 (vect_recog_mult_pattern): Use above functions to synthesize vector
12408 multiplication by integer constants.
12410 2016-07-14 Alan Modra <amodra@gmail.com>
12412 * config/rs6000/altivec.md (altivec_mov<mode>): Disparage
12413 gpr alternatives. Correct '*' placement on Y,r alternative.
12414 Add '*' on operand 1 of r,r alternative.
12416 2016-07-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12418 * expmed.c (mult_variant, choose_mult_variant): Move declaration to...
12419 * expmed.h: ... Here.
12421 2016-07-14 Jan Hubicka <hubicka@ucw.cz>
12423 * gimple.h (stmt_can_terminate_bb_p): New function.
12424 * tree-cfg.c (need_fake_edge_p): Rename to ...
12425 (stmt_can_terminate_bb_p): ... this; return true if stmt can
12426 throw external; handle const and pure calls.
12427 * tree-ssa-loop-niter.c (loop_only_exit_p): Use it.
12429 2016-07-14 Richard Biener <rguenther@suse.de>
12431 PR tree-optimization/71866
12432 * tree-ssa-pre.c (get_constant_for_value_id): Remove.
12433 (do_hoist_insertion): Avoid endless recursion when we
12434 didn't insert anything because we managed to simplify
12435 things down to a constant or SSA name.
12436 (fully_constant_expression): Re-write in terms of ...
12437 * tree-ssa-sccvn.h (vn_nary_simplify): ... this. Declare.
12438 * tree-ssa-sccvn.c (vn_nary_simplify): New wrapper around
12439 vn_nary_build_or_lookup_1.
12440 (vn_nary_build_or_lookup_1): Added flag and renamed from ...
12441 (vn_nary_build_or_lookup): ... this which now wraps it.
12443 2016-07-14 Alan Modra <amodra@gmail.com>
12446 * config/rs6000/rs6000.c (rs6000_option_override_internal): Deal
12447 with p9_vector override before power9-dform override.
12449 2016-07-13 Andi Kleen <ak@linux.intel.com>
12451 * value-prof.c (gimple_value_profile_transformations): Don't run
12452 when auto_profile is on.
12454 2016-07-13 Andi Kleen <ak@linux.intel.com>
12456 * auto-profile.c (update_inlined_ind_target,
12457 afdo_indirect_call): Print information to dump file.
12459 2016-07-13 Andrew Burgess <andrew.burgess@embecosm.com>
12461 * genrecog.c (special_predicate_operand_p): New function.
12462 (predicate_name): Move function.
12463 (validate_pattern): Don't warn about missing mode for all
12464 define_special_predicate predicates.
12466 2016-07-13 Bin Cheng <bin.cheng@arm.com>
12468 * tree-vect-data-refs.c (vect_no_alias_p): New function.
12469 (vect_prune_runtime_alias_test_list): Call vect_no_alias_p to
12470 resolve alias checks which are known at compilation time.
12471 Truncate vector LOOP_VINFO_MAY_ALIAS_DDRS(loop_vinfo) if all
12472 alias checks are resolved. Move dump info for too many runtime
12473 alias checks to here...
12474 * tree-vect-loop.c (vect_analyze_loop_2): ...From here.
12476 2016-07-13 Richard Biener <rguenther@suse.de>
12478 PR tree-optimization/24574
12479 * tree-ssa-phiopt.c (absorbing_element_p): Pass in argument
12480 position and add shift, rotate, divison and modulo support
12482 (value_replacement): Pass in argument position to absorbing_element_p.
12484 2016-07-13 Ilya Enkovich <ilya.enkovich@intel.com>
12487 * ipa-inline-transform.c (inline_call): Support
12488 instrumented thunks.
12490 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
12492 * config/arm/arm.h (TARGET_HAVE_CBZ): Define.
12493 (TARGET_IDIV): Set for all Thumb targets provided they have hardware
12495 * config/arm/arm.md (divsi3): New unpredicable alternative for ARMv8-M
12496 Baseline. Make initial alternative TARGET_32BIT only.
12497 (udivsi3): Likewise.
12498 * config/arm/thumb1.md (thumb1_cbz): New define_insn.
12499 * doc/sourcebuild.texi (arm_thumb1_cbz_ok): Document new effective
12502 2016-07-13 Thomas Preud'homme <thomas.preudhomme@arm.com>
12504 * config/arm/arm.h (TARGET_HAVE_MOVT): Include ARMv8-M as having MOVT.
12505 * config/arm/arm.c (arm_arch_name): (const_ok_for_op): Check MOVT/MOVW
12506 availability with TARGET_HAVE_MOVT.
12507 (thumb_legitimate_constant_p): Strip the high part of a label_ref.
12508 (thumb1_rtx_costs): Also return 0 if setting a half word constant and
12509 MOVW is available and replace (unsigned HOST_WIDE_INT) INTVAL by
12511 (thumb1_size_rtx_costs): Make set of half word constant also cost 1
12512 extra instruction if MOVW is available. Use a cost variable
12513 incremented by COSTS_N_INSNS (1) when the condition match rather than
12514 returning an arithmetic expression based on COSTS_N_INSNS. Make
12515 constant with bottom half word zero cost 2 instruction if MOVW is
12517 * config/arm/arm.md (define_attr "arch"): Add v8mb.
12518 (define_attr "arch_enabled"): Set to yes if arch value is v8mb and
12519 target is ARMv8-M Baseline.
12520 (arm_movt): New unpredicable alternative for ARMv8-M Baseline.
12521 (arm_movtas_ze): Likewise.
12522 * config/arm/thumb1.md (thumb1_movdi_insn): Add ARMv8-M Baseline only
12523 alternative for constants satisfying j constraint.
12524 (thumb1_movsi_insn): Likewise.
12525 (movsi splitter for K alternative): Tighten condition to not trigger
12526 if movt is available and j constraint is satisfied.
12527 (Pe immediate splitter): Likewise.
12528 (thumb1_movhi_insn): Add ARMv8-M Baseline only alternative for
12529 constant fitting in an halfword to use MOVW.
12530 * doc/sourcebuild.texi (arm_thumb1_movt_ok): Document new ARM
12533 2016-07-13 Richard Biener <rguenther@suse.de>
12535 PR middle-end/71104
12536 * gimplify.c (gimplify_modify_expr): Gimplify the RHS before
12537 gimplifying the LHS. Make sure to gimplify a returning twice
12538 call LHS without using SSA names.
12540 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12542 * tree-data-ref.c (find_data_references_in_stmt): Remove
12543 unnecessary call to vec::release.
12544 (graphite_find_data_references_in_stmt): Likewise.
12545 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p): Likewise.
12546 * tree-vect-stmts.c (vectorizable_condition): Likewise.
12548 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12550 * cfgexpand.c (expand_used_vars): Make the type of a local
12552 * genmatch.c (lower_for): Likewise.
12553 * haifa-sched.c (haifa_sched_init): Likewise.
12554 (add_to_speculative_block): Likewise.
12555 (create_check_block_twin): Likewise.
12556 * predict.c (handle_missing_profiles): Likewise.
12557 * tree-data-ref.c (loop_nest_has_data_refs): Likewise.
12558 * tree-diagnostic.c (maybe_unwind_expanded_macro_loc): Likewise.
12559 * tree-ssa-loop-niter.c (discover_iteration_bound_by_body_walk):
12561 (maybe_lower_iteration_bound): Likewise.
12562 * tree-ssa-sccvn.c (DFS): Likewise.
12563 * tree-stdarg.c (reachable_at_most_once): Likewise.
12564 * tree-vect-stmts.c (vectorizable_conversion): Likewise.
12565 (vectorizable_store): Likewise.
12567 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12569 * tree-ssa-sccvn.c (sccvn_dom_walker::~sccvn_dom_walker): remove.
12570 (sccvn_dom_walker): make cond_stack an auto_vec.
12572 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12574 * ree.c (struct ext_state): Make type of members auto_vec.
12575 (find_and_remove_re): Adjust.
12577 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12579 * cfgexpand.c (struct stack_vars_data): Make type of fields
12581 (expand_used_vars): Adjust.
12583 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12585 * ipa.c (record_cdtor_fn): Adjust.
12586 (build_cdtor_fns): Likewise.
12587 (ipa_cdtor_merge): Make static_ctors and static_dtors local
12590 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12592 * genextract.c (struct accum_extract): Add constructor and make
12594 (gen_insn): Adjust.
12596 2016-07-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12598 * tree.c (struct free_lang_data_d): Add constructor and change
12599 types of members to ones that automatically manage resources.
12600 (fld_worklist_push): Adjust.
12601 (find_decls_types): Likewise.
12602 (find_decls_types_in_eh_region): Likewise.
12603 (free_lang_data_in_cgraph): Stop manually creating and
12604 destroying members of free_lang_data_d.
12606 2016-07-13 Uros Bizjak <ubizjak@gmail.com>
12608 PR rtl-optimization/68961
12609 * config/i386/sse.md (movsd/movhpd to movupd peephole2s): Add new
12610 peephole variant. Use sse_reg_operand predicates.
12612 2016-07-12 Uros Bizjak <ubizjak@gmail.com>
12614 * config/i386/predicates.md (x86_64_immediate_operand)
12615 <case CONST_INT>: Remove unneeded truncation to DImode.
12616 <case CONST>: Ditto.
12617 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
12619 2016-07-12 Michael Meissner <meissner@linux.vnet.ibm.com>
12622 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal):
12623 The xxperm and xxpermr instructions require that the 2nd input
12624 operand overlap with the output operand, and not the 1st.
12625 (altivec_vperm_v8hiv16qi): Likewise.
12626 (altivec_vperm_<mode>_uns_internal): Likewise.
12627 (altivec_vpermr_<mode>_internal): Likewise.
12628 (vperm_v8hiv4si): Likewise.
12629 (vperm_v16qiv8hi): Likewise.
12631 2016-07-12 Nathan Sidwell <nathan@acm.org>
12633 * config/arm/arm.c (arm_option_override): Set MASK_SINGLE_PIC_BASE
12634 when -mno-pic-data-is-text-relative is in effect, by default.
12635 * doc/invoke.texi (mpic-data-is-text-relative): Document new
12636 behavior and clarify.
12638 2016-07-12 Martin Liska <mliska@suse.cz>
12640 * params.def: Add avg-loop niter.
12641 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use the param.
12642 * cfgloopanal.c (expected_loop_iterations_unbounded): Likewise.
12643 * doc/invoke.texi: Document the new parameter.
12645 2016-07-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
12647 PR middle-end/71700
12648 * expr.c (store_constructor): Mask sign-extended bits when widening
12649 sub-word constructor element at the start of a word.
12651 2016-07-12 Martin Liska <mliska@suse.cz>
12653 * Makefile.in: Append rule for params-options.h.
12654 * params-options.h: New file.
12656 2016-07-12 Martin Liska <mliska@suse.cz>
12658 * ira-build.c (mark_loops_for_removal): Properly iterate
12661 2016-07-12 Steven Bosscher <steven@gcc.gnu.org>
12662 Richard Biener <rguenther@suse.de>
12664 PR tree-optimization/23286
12665 PR tree-optimization/70159
12666 * doc/invoke.texi: Document -fcode-hoisting.
12667 * common.opt (fcode-hoisting): New flag.
12668 * opts.c (default_options_table): Enable -fcode-hoisting at -O2+.
12669 * tree-ssa-pre.c (pre_stats): Add hoist_insert.
12670 (do_regular_insertion): Rename to ...
12671 (do_pre_regular_insertion): ... this and amend general comments
12672 on insertion strathegy.
12673 (do_partial_partial_insertion): Rename to ...
12674 (do_pre_partial_partial_insertion): ... this.
12675 (do_hoist_insertion): New function.
12676 (insert_aux): Take flags on whether to do PRE and/or hoist insertion
12677 and call do_hoist_insertion properly.
12679 (pass_pre::gate): Enable also if -fcode-hoisting is enabled.
12680 (pass_pre::execute): Register hoist_insert stats.
12682 2016-07-12 Jakub Jelinek <jakub@redhat.com>
12684 PR middle-end/71716
12685 * gimple-fold.c (optimize_atomic_compare_exchange_p): Return false
12686 for SCALAR_FLOAT_TYPE_P type of expected var, or if TYPE_PRECISION
12687 is different from mode's bitsize. Small cleanup.
12689 2016-07-12 Richard Biener <rguenther@suse.de>
12691 PR rtl-optimization/68961
12692 * fwprop.c (propagate_rtx): Allow SUBREGs of VEC_CONCAT and CONCAT
12693 to simplify to a non-constant.
12695 2016-07-11 Jakub Jelinek <jakub@redhat.com>
12697 PR middle-end/71758
12698 * omp-low.c (expand_omp_target): Gimplify device.
12700 PR tree-optimization/71823
12701 * tree-vect-stmts.c (vectorizable_operation): Use vect_get_vec_defs
12702 to get vec_oprnds2 from op2.
12704 2016-07-11 Uros Bizjak <ubizjak@gmail.com>
12706 * config/i386/predicates.md (x86_64_immediate_operand) <case CONST>:
12707 Hoist common subexpressions.
12708 (x86_64_zext_immediate_operand) <case CONST>: Ditto.
12710 2016-07-11 Pat Haugen <pthaugen@us.ibm.com>
12713 * config/rs6000/rs6000.md (stfiwx): Change constraint to 'wu' to
12714 prevent generation of 'stxsiwx' on pre Power8 hardware.
12716 2016-07-11 David Malcolm <dmalcolm@redhat.com>
12718 * input.c: Include cpplib.h.
12719 (selftest::temp_source_file): New class.
12720 (selftest::temp_source_file::temp_source_file): New ctor.
12721 (selftest::temp_source_file::~temp_source_file): New dtor.
12722 (selftest::should_have_column_data_p): New function.
12723 (selftest::test_should_have_column_data_p): New function.
12724 (selftest::temp_line_table): New class.
12725 (selftest::temp_line_table::temp_line_table): New ctor.
12726 (selftest::temp_line_table::~temp_line_table): New dtor.
12727 (selftest::test_accessing_ordinary_linemaps): Add case_ param; use
12728 it to create a temp_line_table.
12729 (selftest::assert_loceq): Only verify LOCATION_COLUMN for
12730 locations that are known to have column data.
12731 (selftest::line_table_case): New struct.
12732 (selftest::test_reading_source_line): Move tempfile handling
12733 to class temp_source_file.
12734 (ASSERT_TOKEN_AS_TEXT_EQ): New macro.
12735 (selftest::assert_token_loc_eq): New function.
12736 (ASSERT_TOKEN_LOC_EQ): New macro.
12737 (selftest::test_lexer): New function.
12738 (selftest::boundary_locations): New array.
12739 (selftest::input_c_tests): Call test_should_have_column_data_p.
12740 Loop over a test matrix of interesting values of location and
12741 default_range_bits, calling test_lexer on each case in the matrix.
12742 Move call to test_accessing_ordinary_linemaps into the matrix.
12743 * selftest.h (ASSERT_EQ): Reimplement in terms of...
12744 (ASSERT_EQ_AT): New macro.
12746 2016-07-11 H.J. Lu <hongjiu.lu@intel.com>
12749 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
12750 Don't convert TImode in debug insn.
12752 2016-07-11 Bernd Edlinger <bernd.edlinger@hotmail.de>
12754 Convert TYPE_ALIGN_OK to a TYPE_LANG_FLAG.
12755 * tree-core.h (tree_base::nothrow_flag): Adjust comment.
12756 (tree_type_common::lang_flag_7): New.
12757 (tree_type_common::spare): Reduce size.
12758 * tree.h (TYPE_ALIGN_OK): Remove.
12759 (TYPE_LANG_FLAG_7): New.
12760 (get_inner_reference): Adjust header.
12761 * print-tree.c (print_node): Adjust.
12762 * expr.c (get_inner_reference): Remove parameter keep_aligning.
12763 (get_bit_range, expand_assignment, expand_expr_addr_expr_1): Adjust
12764 calls to get_inner_reference.
12765 (expand_expr_real_1): Adjust call to get_inner_reference. Remove
12766 handling of TYPE_ALIGN_OK.
12767 * builtins.c (get_object_alignment_2): Adjust call to
12768 get_inner_reference. Remove handling of VIEW_CONVERT_EXPR.
12769 * emit-rtl.c (set_mem_attributes_minus_bitpos): Remove handling of
12771 * asan.c (instrument_derefs): Adjust calls to get_inner_reference.
12772 * cfgexpand.c (expand_debug_expr): Likewise.
12773 * dbxout.c (dbxout_expand_expr): Likewise.
12774 * dwarf2out.c (loc_list_for_address_of_addr_expr_of_indirect_ref,
12775 loc_list_from_tree, fortran_common): Likewise.
12776 * fold-const.c (optimize_bit_field_compare,
12777 decode_field_reference, fold_unary_loc, fold_comparison,
12778 split_address_to_core_and_offset): Likewise.
12779 * gimple-laddress.c (execute): Likewise.
12780 * gimple-ssa-strength-reduction.c (slsr_process_ref): Likewise.
12781 * gimplify.c (gimplify_scan_omp_clauses): Likewise.
12782 * hsa-gen.c (gen_hsa_addr): Likewise.
12783 * simplifx-rtx.c (delegitimize_mem_from_attrs): Likewise.
12784 * tsan.c (instrument_expr): Likewise.
12785 * ubsan.c (instrument_bool_enum_load, instrument_object_size): Likewise.
12786 * tree.c (verify_type_variant): Remove handling of TYPE_ALIGN_OK.
12787 * tree-affine.c (tree_to_aff_combination,
12788 get_inner_reference_aff): Adjust calls to get_inner_reference.
12789 * tree-data-ref.c (split_constant_offset_1,
12790 dr_analyze_innermost): Likewise.
12791 * tree-scalar-evolution.c (interpret_rhs_expr): Likewise.
12792 * tree-sra.c (ipa_sra_check_caller): Likewise.
12793 * tree-ssa-loop-ivopts.c (split_address_cost): Likewise.
12794 * tree-ssa-math-opts.c (find_bswap_or_nop_load,
12795 bswap_replace): Likewise.
12796 * tree-vect-data-refs.c (vect_check_gather,
12797 vect_analyze_data_refs): Likewise.
12798 * config/mips/mips.c (r10k_safe_mem_expr_p): Likewise.
12799 * config/pa/pa.c (pa_emit_move_sequence): Remove handling of
12802 2016-07-11 David Malcolm <dmalcolm@redhat.com>
12804 * Makefile.in (selftest-valgrind): New phony target.
12805 * function-tests.c (selftest::build_cfg): Delete pass instances
12806 created by the test.
12807 (selftest::convert_to_ssa): Likewise.
12808 (selftest::test_expansion_to_rtl): Likewise.
12809 * tree-cfg.c (selftest::test_linear_chain): Release dominator
12811 (selftest::test_diamond): Likewise.
12813 2016-07-11 Richard Biener <rguenther@suse.de>
12815 PR tree-optimization/71816
12816 * tree-ssa-pre.c (compute_avail): Adjust alignment of ref rather
12817 than replacing all of its operands.
12819 2016-07-11 Alan Modra <amodra@gmail.com>
12821 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): New unspec.
12822 (ctr<mode>): Add unspec.
12823 (ctr<mode>_internal*): Likewise.
12825 2016-07-08 James Bowman <james.bowman@ftdichip.com>
12827 * config/ft32/ft32.c (ft32_elf_encode_section_info): New function.
12828 * config/ft32/ft32.h (ASM_OUTPUT_SYMBOL_REF): New function.
12830 2016-07-08 Vladimir Makarov <vmakarov@redhat.com>
12832 PR rtl-optimization/71621
12833 * lra-constraints.c (process_alt_operands): Check combination of
12834 reg class and mode.
12836 2016-07-08 Jason Merrill <jason@redhat.com>
12837 Richard Biener <rguenther@suse.de>
12839 P0145: Refining Expression Order for C++.
12840 * gimplify.c (initial_rhs_predicate_for): New.
12841 (gimplfy_modify_expr): Gimplify RHS before LHS.
12843 2016-07-08 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
12846 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
12847 Allow standard error handling to take over when a wrong number
12848 of arguments is presented to __builtin_vec_ld () or
12849 __builtin_vec_st ().
12851 2016-07-08 Jiong Wang <jiong.wang@arm.com>
12853 * config/aarch64/aarch64-simd-builtins.def (smax): Remove float
12858 * config/aarch64/arm_neon.h (vmaxnm_f32): Use
12859 __builtin_aarch64_fmaxv2sf.
12860 (vmaxnmq_f32): Likewise.
12861 (vmaxnmq_f64): Likewise.
12862 (vminnm_f32): Likewise.
12863 (vminnmq_f32): Likewise.
12864 (vminnmq_f64): Likewise.
12866 2016-07-08 Michael Meissner <meissner@linux.vnet.ibm.com>
12869 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Do not
12870 enable -mfloat128-hardware by default.
12871 (ISA_3_0_MASKS_IEEE): New macro to give all of the VSX options
12872 that IEEE 128-bit hardware support needs.
12873 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
12874 -mcpu=power9 -mfloat128, enable -mfloat128-hardware by default.
12875 Use ISA_3_0_MASKS_IEEE as the set of options that IEEE 128-bit
12876 floating point requires.
12877 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
12878 -mfloat128 and -mfloat128-hardware changes.
12880 2016-07-08 Alan Hayward <alan.hayward@arm.com>
12882 PR tree-optimization/71667
12883 * tree-vect-loop.c (vectorizable_live_operation): ignore DEBUG stmts
12885 2016-07-08 Martin Liska <mliska@suse.cz>
12887 PR middle-end/71606
12888 * fold-const.c (fold_convertible_p): As COMPLEX_TYPE
12889 folding produces SAVE_EXPRs, thus return false for the type.
12891 2016-07-07 Martin Liska <mliska@suse.cz>
12893 * file-find.c (remove_prefix): New function.
12894 * file-find.h (remove_prefix): Declare the function.
12895 * gcc-ar.c (main): Skip a folder of the wrapper if
12896 a wrapped binary would point to the same file.
12898 2016-07-07 Jan Hubicka <jh@suse.cz>
12900 * tree-scalar-evolution.c (iv_can_overflow_p): export.
12901 * tree-scalar-evolution.h (iv_can_overflow_p): Declare.
12902 * tree-ssa-loop-ivopts.c (alloc_iv): Use it.
12904 2016-07-07 Ilya Enkovich <ilya.enkovich@intel.com>
12907 * ipa-inline-analysis.c (compute_inline_parameters): Set
12908 local.can_change_signature to false for intrumentation
12911 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
12913 * config/arm/arm.h (TARGET_USE_MOVT): Check MOVT/MOVW availability
12914 with TARGET_HAVE_MOVT.
12915 (TARGET_HAVE_MOVT): Define.
12916 * config/arm/arm.c (const_ok_for_op): Check MOVT/MOVW
12917 availability with TARGET_HAVE_MOVT.
12918 * config/arm/arm.md (arm_movt): Use TARGET_HAVE_MOVT to check MOVT
12920 (addsi splitter): Use TARGET_THUMB && TARGET_HAVE_MOVT rather than
12922 (symbol_refs movsi splitter): Remove TARGET_32BIT check.
12923 (arm_movtas_ze): Use TARGET_HAVE_MOVT to check MOVT availability.
12924 * config/arm/constraints.md (define_constraint "j"): Use
12925 TARGET_HAVE_MOVT to check MOVT availability.
12927 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
12929 * config/arm/arm-protos.h: Reindent FL_FOR_* macro definitions.
12931 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
12933 * config/arm/arm-arches.def (armv8-m.base): Define new architecture.
12934 (armv8-m.main): Likewise.
12935 (armv8-m.main+dsp): Likewise.
12936 * config/arm/arm-protos.h (FL_FOR_ARCH8M_BASE): Define.
12937 (FL_FOR_ARCH8M_MAIN): Likewise.
12938 * config/arm/arm-tables.opt: Regenerate.
12939 * config/arm/bpabi.h: Add armv8-m.base, armv8-m.main and
12940 armv8-m.main+dsp to BE8_LINK_SPEC.
12941 * config/arm/arm.h (TARGET_HAVE_LDACQ): Exclude ARMv8-M.
12942 (enum base_architecture): Add BASE_ARCH_8M_BASE and BASE_ARCH_8M_MAIN.
12943 * config/arm/arm.c (arm_arch_name): Increase size to work with ARMv8-M
12944 Baseline and Mainline.
12945 (arm_option_override_internal): Also disable arm_restrict_it when
12946 !arm_arch_notm. Update comment for -munaligned-access to also cover
12948 (arm_file_start): Increase buffer size for printing architecture name.
12949 * doc/invoke.texi: Document architectures armv8-m.base, armv8-m.main
12950 and armv8-m.main+dsp.
12951 (mno-unaligned-access): Clarify that this is disabled by default for
12952 ARMv8-M Baseline architectures as well.
12954 2016-07-07 Thomas Preud'homme <thomas.preudhomme@arm.com>
12956 * config/arm/elf.h: Use __ARM_ARCH_ISA_THUMB and __ARM_ARCH_ISA_ARM to
12957 decide whether to prevent some libgcc routines being included for some
12958 multilibs rather than __ARM_ARCH_6M__ and add comment to indicate the
12959 link between this condition and the one in
12960 libgcc/config/arm/lib1func.S.
12962 2016-07-07 Richard Biener <rguenther@suse.de>
12964 * tree-ssa-pre.c: Include alias.h.
12965 (compute_avail): If we have multiple VN_REFERENCEs with the
12966 same hashtable entry adjust that to make it a valid replacement
12967 for all of them with respect to alignment and aliasing
12968 when doing insertion.
12969 * tree-ssa-sccvn.h (vn_reference_operands_for_lookup): Declare.
12970 * tree-ssa-sccvn.c (vn_reference_operands_for_lookup): New function.
12972 2016-07-06 Segher Boessenkool <segher@kernel.crashing.org>
12976 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
12977 *ctr<mode>_internal5, *ctr<mode>_internal6): Add *wi to the output
12980 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12982 * var-tracking.c (struct adjust_mem_data): Make side_effects a vector.
12983 (adjust_mems): Adjust.
12984 (adjust_insn): Likewise.
12985 (prepare_call_arguments): Likewise.
12987 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12989 * gcse.c (struct ls_expr): Make stores field a vector.
12990 (ldst_entry): Adjust.
12991 (free_ldst_entry): Likewise.
12992 (print_ldst_list): Likewise.
12993 (compute_ld_motion_mems): Likewise.
12994 (update_ld_motion_stores): Likewise.
12996 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
12998 * gcse.c (struct ls_expr): Remove loads field.
12999 (ldst_entry): Adjust.
13000 (free_ldst_entry): Likewise.
13001 (print_ldst_list): Likewise.
13002 (compute_ld_motion_mems): Likewise.
13004 2016-07-06 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
13006 * store-motion.c (struct st_expr): Make antic_stores a vector.
13007 (st_expr_entry): Adjust.
13008 (free_st_expr_entry): Likewise.
13009 (print_store_motion_mems): Likewise.
13010 (find_moveable_store): Likewise.
13011 (compute_store_table): Likewise.
13012 (remove_reachable_equiv_notes): Likewise.
13013 (replace_store_insn): Likewise.
13014 (build_store_vectors): Likewise.
13016 2016-07-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13018 * config/arm/driver-arm.c (arm_cpu_table): Add entries for cortex-a32,
13019 cortex-a35, cortex-a53, cortex-a57, cortex-a72, cortex-a73.
13021 2016-07-06 Yuri Rumyantsev <ysrumyan@gmail.com>
13023 PR tree-optimization/71518
13024 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Adjust
13025 misalign also for outer loops with negative step.
13027 2016-07-06 Wilco Dijkstra <wdijkstr@arm.com>
13029 * config/arm/cortex-a53.md: Use final_presence_set for in-order.
13030 (cortex_a53_shift): Add mov_shift.
13031 (cortex_a53_shift_reg): Add new reservation for register shifts.
13032 (cortex_a53_alu): Remove bfm.
13033 (cortex_a53_alu_shift): Add bfm, remove mov_shift.
13034 (cortex_a53_alu_extr): Add new reservation for EXTR.
13035 (bypasses): Improve bypass modelling.
13037 2016-07-06 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
13040 * config/avr/avr.c (avr_asm_select_section): Strip off
13041 SECTION_DECLARED from flags when calling get_section.
13043 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
13045 * tree-vectorizer.h (vect_memory_access_type): Add
13046 VMAT_INVARIANT, VMAT_CONTIGUOUS_DOWN and VMAT_CONTIGUOUS_REVERSED.
13047 * tree-vect-stmts.c (compare_step_with_zero): New function.
13048 (perm_mask_for_reverse): Move further up file.
13049 (get_group_load_store_type): Stick to VMAT_ELEMENTWISE if the
13051 (get_negative_load_store_type): New function.
13052 (get_load_store_type): Call it. Add an ncopies argument.
13053 (vectorizable_mask_load_store): Update call accordingly and
13054 remove tests for negative steps.
13055 (vectorizable_store, vectorizable_load): Likewise. Handle new
13056 memory_access_types.
13058 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
13060 * tree-vectorizer.h (vect_memory_access_type): New enum.
13061 (_stmt_vec_info): Add a memory_access_type field.
13062 (STMT_VINFO_MEMORY_ACCESS_TYPE): New macro.
13063 (vect_model_store_cost): Take an access type instead of a boolean.
13064 (vect_model_load_cost): Likewise.
13065 * tree-vect-slp.c (vect_analyze_slp_cost_1): Update calls to
13066 vect_model_store_cost and vect_model_load_cost.
13067 * tree-vect-stmts.c (vec_load_store_type): New enum.
13068 (vect_model_store_cost): Take an access type instead of a
13069 store_lanes_p boolean. Simplify tests.
13070 (vect_model_load_cost): Likewise, but for load_lanes_p.
13071 (get_group_load_store_type, get_load_store_type): New functions.
13072 (vectorizable_store): Use get_load_store_type. Record the access
13073 type in STMT_VINFO_MEMORY_ACCESS_TYPE.
13074 (vectorizable_load): Likewise.
13075 (vectorizable_mask_load_store): Likewise. Replace is_store
13076 variable with vls_type.
13078 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
13080 * tree-vectorizer.h (vect_grouped_load_supported): Add a
13081 single_element_p parameter.
13082 * tree-vect-data-refs.c (vect_grouped_load_supported): Likewise.
13083 Check the PR65518 case here rather than in vectorizable_load.
13084 * tree-vect-loop.c (vect_analyze_loop_2): Update call accordignly.
13085 * tree-vect-stmts.c (vectorizable_load): Likewise.
13087 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
13089 * tree-vectorizer.h (gather_scatter_info): New structure.
13090 (vect_check_gather_scatter): Return a bool rather than a decl.
13091 Replace return-by-pointer arguments with a single
13092 gather_scatter_info *.
13093 * tree-vect-data-refs.c (vect_check_gather_scatter): Likewise.
13094 (vect_analyze_data_refs): Update call accordingly.
13095 * tree-vect-stmts.c (vect_mark_stmts_to_be_vectorized): Likewise.
13096 (vectorizable_mask_load_store): Likewise. Also record the
13097 offset dt and vectype in the gather_scatter_info.
13098 (vectorizable_store): Likewise.
13099 (vectorizable_load): Likewise.
13101 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
13103 * tree-vect-stmts.c (vect_model_store_cost): For non-SLP
13104 strided groups, use the cost of N scalar accesses instead
13105 of ncopies vector accesses.
13106 (vect_model_load_cost): Likewise.
13108 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
13110 * tree-vect-stmts.c (vect_cost_group_size): Delete.
13111 (vect_model_store_cost): Avoid calling it. Use first_stmt_p
13112 variable to indicate when once-per-group costs are being used.
13113 (vect_model_load_cost): Likewise. Fix comment and misindented code.
13115 2016-07-06 Richard Sandiford <richard.sandiford@arm.com>
13117 * tree-vect-stmts.c (vectorizable_load): Remove unnecessary
13118 peeling-for-gaps condition.
13120 2016-07-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
13122 * config/s390/s390.c (s390_expand_vec_init): Force initializer
13123 element to register if it doesn't match general_operand.
13125 2016-07-05 Michael Meissner <meissner@linux.vnet.ibm.com>
13126 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13128 * config/rs6000/rs6000-protos.h (rs6000_split_signbit): New
13130 * config/rs6000/rs6000.c (rs6000_split_signbit): New function.
13131 * config/rs6000/rs6000.md (UNSPEC_SIGNBIT): New constant.
13132 (SIGNBIT): New mode iterator.
13133 (Fsignbit): New mode attribute.
13134 (signbit<mode>2): Change operand1 to match FLOAT128 instead of
13135 IBM128; dispatch to gen_signbit{kf,tf}2_dm for __float128
13136 when direct moves are available.
13137 (signbit<mode>2_dm): New define_insn_and_split).
13138 (signbit<mode>2_dm2): New define_insn.
13140 2016-07-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13142 PR rtl-optimization/71594
13143 * ifcvt.c (noce_convert_multiple_sets): Wrap new_val or old_val
13144 into subregs of appropriate mode before trying to emit a conditional
13147 2016-07-05 Jan Hubicka <jh@suse.cz>
13149 * tree-scalar-evolution.c (iv_can_overflow_p): New function.
13150 (simple_iv): Use it.
13152 2016-07-05 Jan Hubicka <jh@suse.cz>
13154 * tree-ssa-loop-niter.c (nowrap_type_p): Use ANY_INTEGRAL_TYPE_P.
13156 2016-07-05 Jiong Wang <jiong.wang@arm.com>
13158 * lra-constraints.c (process_alt_operands): Don't add spilling cost for
13161 2016-07-05 Jan Hubicka <jh@suse.cz>
13163 * tree-scalar-evoluiton.c (simple_iv): Use nowrap_type to check if
13166 2016-07-05 Richard Biener <rguenther@suse.de>
13168 * gimple-ssa-split-paths.c (find_block_to_duplicate_for_splitting_pa):
13169 Handle empty else block.
13170 (is_feasible_trace): Likewise.
13171 (split_paths): Likewise.
13173 2016-07-05 Richard Biener <rguenther@suse.de>
13175 * tree-loop-distribution.c (distribute_loop): Fix issue with
13176 the cost model loop.
13178 2016-07-05 Christophe Lyon <christophe.lyon@linaro.org>
13180 * config/arm/neon-testgen.ml: Delete.
13181 * config/arm/neon.ml: Delete.
13183 2016-07-04 Jakub Jelinek <jakub@redhat.com>
13186 * tree.c (attribute_value_equal): Use get_attribute_name instead of
13187 directly using TREE_PURPOSE.
13189 2016-07-04 Jiong Wang <jiong.wang@arm.com>
13191 * config/aarch64/aarch64.h: Rename "ARMv8.1" to "ARMv8.1-A".
13192 * config/aarch64/aarch64_neon.h: Likewise.
13193 * config/aarch64/arm_neon.h: Likewise.
13194 * config/aarch64/atomics.md: Likewise.
13195 * config/aarch64/aarch64-simd-builtins.def: Likewise.
13196 * doc/invoke.texi: Likewise.
13198 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
13200 * config/s390/s390.md: Add "z13" cpu_facility.
13201 ("*mov<mode>cc"): Add support for z13 instructions lochi and locghi.
13202 * config/s390/predicates.md ("loc_operand"): New predicate for "load on
13203 condition" type instructions.
13205 2016-07-04 Dominik Vogt <vogt@linux.vnet.ibm.com>
13206 Jeff Law <law@redhat.com>
13208 * explow.c (allocate_dynamic_stack_space): Simplify knowing that
13209 MUST_ALIGN was always true and extra_align ist always BITS_PER_UNIT.
13211 2016-07-04 Yuri Rumyantsev <ysrumyan@gmail.com>
13213 * config/i386/i386.c (ix86_expand_vec_perm): Add handle one-operand
13214 permutation for TARGET_AVX512F.
13215 (ix86_expand_vec_one_operand_perm_avx512): New function.
13216 (expand_vec_perm_1): Invoke introduced function.
13217 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
13218 it may be not valid after vectorization.
13220 2016-07-04 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
13223 * config/aarch64/aarch64.c (aarch64_classify_symbol): Fix
13224 typo in comment. Only force to memory if it is a weak
13225 external reference.
13227 2016-07-04 Matthew Wahab <matthew.wahab@arm.com>
13228 Jiong Wang <jiong.wang@arm.com>
13230 * config/aarch64/aarch64-arches.def: Add "armv8.2-a".
13231 * config/aarch64/aarch64.h (AARCH64_FL_V8_2): New.
13232 (AARCH64_FL_F16): New.
13233 (AARCH64_FL_FOR_ARCH8_2): New.
13234 (AARCH64_ISA_8_2): New.
13235 (AARCH64_ISA_F16): New.
13236 (TARGET_FP_F16INST): New.
13237 (TARGET_SIMD_F16INST): New.
13238 * config/aarch64/aarch64-option-extensions.def ("fp16"): New entry.
13239 ("fp"): Disabling "fp" also disables "fp16".
13240 * config/aarch64/aarch64-c.c (arch64_update_cpp_builtins):
13241 Conditionally define __ARM_FEATURE_FP16_SCALAR_ARITHMETIC
13242 and __ARM_FEATURE_FP16_VECTOR_ARITHMETIC.
13243 * doc/invoke.texi (AArch64 Options): Document "armv8.2-a" and "fp16".
13245 2016-07-04 Jan Beulich <jbeulich@suse.com>
13247 * gcc.c (default_compilers["@c-header"]): Conditionalize "-o".
13249 2016-07-01 Michael Meissner <meissner@linux.vnet.ibm.com>
13252 * config/rs6000/vsx.md (vsx_splat_v4sf_internal): When splitting
13253 the insns, use an insn form that does not adjust the offset on
13254 little endian systems.
13256 2016-07-01 Jan Beulich <jbeulich@suse.com>
13258 * varasm.c (get_variable_section): Validate initializer in
13259 named .bss-like sections.
13261 2016-07-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
13263 * config/rs6000/altivec.md (*altivec_vpermr_<mode>_internal):
13264 Exchange the order of the second and third operands in the vpermr
13265 instruction tmeplate.
13267 2016-07-01 Peter Bergner <bergner@vnet.ibm.com>
13270 * config/rs6000/rs6000.c (rs6000_secondary_reload_simple_move):
13271 Disallow TDmode values.
13273 2016-07-01 Alan Modra <amodra@gmail.com>
13275 PR rtl-optimization/71709
13276 * ira-lives.c (find_call_crossed_cheap_reg): Exit loop on arg reg
13277 being set, not referenced.
13279 2016-07-01 Yuri Rumyantsev <ysrumyan@gmail.com>
13281 PR tree-optimization/70729
13282 * tree-vectorizer.c (adjust_simduid_builtins): Nullify safelen field
13283 of loop since it can be not valid after transformation.
13285 2016-07-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13287 * config/arm/arm.c (thumb_reload_in_hi): Delete.
13288 * config/arm/arm-protos.h (thumb_reload_in_hi): Delete prototype.
13290 2016-07-01 Eric Botcazou <ebotcazou@adacore.com>
13292 * config/arm/arm.c (arm_function_ok_for_sibcall): Add another check
13295 2016-06-30 Michael Meissner <meissner@linux.vnet.ibm.com>
13298 * config/rs6000/constraints.md (wY constraint): New constraint to
13299 match the requirements for the LXSD and STXSD instructions.
13300 * config/rs6000/predicates.md (offsettable_mem_14bit_operand): New
13301 predicate to match the requirements for the LXSD and STXSD
13303 * config/rs6000/rs6000.md (mov<mode>_hardfloat32, FMOVE64 case):
13304 Use constaint wY for LXSD/STXSD instructions instead of 'o' or 'Y'
13305 to make sure that the bottom 2 bits of offset are 0, the address
13306 form is offsettable, and no updating is done in the address mode.
13307 (mov<mode>_hardfloat64, FMOVE64 case): Likewise.
13308 (movdi_internal32): Likewise
13309 (movdi_internal64): Likewise.
13311 2016-06-30 Jakub Jelinek <jakub@redhat.com>
13313 PR tree-optimization/71707
13314 * tree-ssa-strlen.c (get_stridx_plus_constant): Handle already present
13315 strinfo even for ADDR_EXPR ptr.
13317 2016-06-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
13319 * config/rs6000/altivec.md (darn_32): Change the condition to
13320 TARGET_P9_MISC instead of TARGET_MODULO.
13321 (darn_raw): Replace TARGET_MODULO with TARGET_P9_MISC in the
13322 condition expression.
13323 (darn): Replace TARGET_MODULO with TARGET_P9_MISC in the
13324 condition expression.
13325 * config/rs6000/dfp.md (UNSPEC_DTSTSFI): New unspec constant.
13326 (DFP_TEST): New code iterator.
13327 (dfptstsfi_<code>_mode>): New define_expand.
13328 (*dfp_sgnfcnc_<mode>): New define_insn.
13329 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_0): Move this macro
13330 definition next to BU_P9_MISC_1 definition and change the MASK
13331 value to RS6000_BTM_P9_MISC.
13332 (BU_P9_MISC_1): Change the MASK value to RS6000_BTM_P9_MISC.
13333 (BU_P9_64BIT_MISC_0): Likewise.
13334 (BU_P9_DFP_MISC_0): New macro definition.
13335 (BU_P9_DFP_MISC_1): New macro definition.
13336 (BU_P9_DFP_MISC_2): New macro definition.
13337 (BU_P9_DFP_OVERLOAD_1): New macro definition.
13338 (BU_P9_DFP_OVERLOAD_2): New macro definition.
13339 (BU_P9_DFP_OVERLOAD_3): New macro definition.
13340 (TSTSFI_LT_DD): New BU_P9_DFP_MISC_2.
13341 (TSTSFI_LT_TD): Likewise.
13342 (TSTSFI_EQ_DD): Likewise.
13343 (TSTSFI_EQ_TD): Likewise.
13344 (TSTSFI_GT_DD): Likewise.
13345 (TSTSFI_GT_TD): Likewise.
13346 (TSTSFI_OV_DD): Likewise.
13347 (TSTSFI_OV_TD): Likewise.
13348 (TSTSFI_LT): New BU_P9_DFP_OVERLOAD_2.
13349 (TSTSFI_LT_DD): Likewise.
13350 (TSTSFI_LT_TD): Likewise.
13351 (TSTSFI_EQ): Likewise.
13352 (TSTSFI_EQ_DD): Likewise.
13353 (TSTSFI_EQ_TD): Likewise.
13354 (TSTSFI_GT): Likewise.
13355 (TSTSFI_GT_DD): Likewise.
13356 (TSTSFI_GT_TD): Likewise.
13357 (TSTSFI_OV): Likewise.
13358 (TSTSFI_OV_DD): Likewise.
13359 (TSTSFI_OV_TD): Likewise.
13360 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
13361 overloaded test significance functions.
13362 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
13363 OPTION_MASK_P9_MISC into the representation of this mask.
13364 (POWERPC_MASKS): Add OPTION_MASK_P9_MISC into the representation
13366 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Set the
13367 RS6000_BTM_P9_MISC flag in the return value if TARGET_P9_MISC is
13369 (rs6000_expand_binop_builtin): Enforce that argument 0 of the exp
13370 argument is a 6-bit unsigned literal value if the icode argument
13371 represents a DFP test significance built-in call.
13372 (rs6000_invalid_builtin): Add support for the RS6000_BTM_P9_MISC
13373 flag used independently and in combination with the
13374 RS6000_BTM_64BIT flag.
13375 (rs6000_opt_masks): Add entry for power9-misc command-line option.
13376 (rs6000_builtin_mask_names): Add entry for power9-misc
13377 command-line option.
13378 * config/rs6000/rs6000.h: Redefine TARGET_P9_MISC as 0 if
13379 HAVE_AS_POWER9 is not a defined macro. Define MASK_P9_MISC and
13380 RS6000_BTM_P9_MISC macros.
13381 * config/rs6000/rs6000.opt: Add support for the -mpower9-misc
13382 option and change the description of the -mpower9-vector option to
13383 enable only vector instructions, removing its erroneously claimed
13384 support for scalar instructions.
13385 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
13386 the ISA 3.0 digital floating point test significance built-in
13389 2016-06-30 Wilco Dijkstra <wdijkstr@arm.com>
13391 * config/aarch64/aarch64.c (cortexa35_tunings):
13392 Enable AES fusion. Use cortexa57_branch_cost.
13393 (cortexa53_tunings): Use cortexa57_branch_cost.
13394 (cortexa72_tunings): Use cortexa57_branch_cost.
13395 Use AUTOPREFETCHER_WEAK.
13396 (cortexa73_tunings): Use cortexa57_branch_cost.
13398 2016-06-30 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13399 James Greenhalgh <james.greenhalgh@arm.com>
13401 * config/aarch64/arm_neon.h (vcopyq_lane_f32, vcopyq_lane_f64,
13402 vcopyq_lane_p8, vcopyq_lane_p16, vcopyq_lane_s8, vcopyq_lane_s16,
13403 vcopyq_lane_s32, vcopyq_lane_s64, vcopyq_lane_u8, vcopyq_lane_u16,
13404 vcopyq_lane_u32, vcopyq_lane_u64): Reimplement in C.
13405 (vcopy_lane_f32, vcopy_lane_f64, vcopy_lane_p8, vcopy_lane_p16,
13406 vcopy_lane_s8, vcopy_lane_s16, vcopy_lane_s32, vcopy_lane_s64,
13407 vcopy_lane_u8, vcopy_lane_u16, vcopy_lane_u32, vcopy_lane_u64,
13408 vcopy_laneq_f32, vcopy_laneq_f64, vcopy_laneq_p8, vcopy_laneq_p16,
13409 vcopy_laneq_s8, vcopy_laneq_s16, vcopy_laneq_s32, vcopy_laneq_s64,
13410 vcopy_laneq_u8, vcopy_laneq_u16, vcopy_laneq_u32, vcopy_laneq_u64,
13411 vcopyq_laneq_f32, vcopyq_laneq_f64, vcopyq_laneq_p8, vcopyq_laneq_p16,
13412 vcopyq_laneq_s8, vcopyq_laneq_s16, vcopyq_laneq_s32, vcopyq_laneq_s64,
13413 vcopyq_laneq_u8, vcopyq_laneq_u16, vcopyq_laneq_u32, vcopyq_laneq_u64):
13416 2016-06-30 James Greenhalgh <james.greenhalgh@arm.com>
13417 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13419 * config/aarch64/aarch64-simd.md (*aarch64_simd_vec_copy_lane<mode>):
13421 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Likewise.
13423 2016-06-30 David Malcolm <dmalcolm@redhat.com>
13426 * gcc.c (driver::build_option_suggestions): Pass "option" to
13427 add_misspelling_candidates.
13428 * opts-common.c (add_misspelling_candidates): Add "option" param;
13429 use it to avoid adding negated forms for options marked with
13431 * opts.h (add_misspelling_candidates): Add "option" param.
13433 2016-06-30 Jakub Jelinek <jakub@redhat.com>
13435 PR middle-end/71693
13436 * fold-const.c (fold_binary_loc) <case RROTATE_EXPR>: Cast
13437 TREE_OPERAND (arg0, 0) and TREE_OPERAND (arg0, 1) to type
13438 first when permuting bitwise operation with rotate. Cast
13439 TREE_OPERAND (arg0, 0) to type when cancelling two rotations.
13441 2016-06-29 David Malcolm <dmalcolm@redhat.com>
13443 * opts.c (handle_param): Use find_param_fuzzy to offer suggestions
13444 for misspelled param names.
13445 * params.c: Include spellcheck.h.
13446 (find_param_fuzzy): New function.
13447 * params.h (find_param_fuzzy): New prototype.
13448 * spellcheck.c (struct edit_distance_traits<const char *>): Move to...
13449 * spellcheck.h (struct edit_distance_traits<const char *>):
13452 2016-06-29 Michael Meissner <meissner@linux.vnet.ibm.com>
13454 * config/rs6000/predicates.md (const_0_to_7_operand): New
13455 predicate, recognize 0..7.
13456 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
13457 support for doing extracts from V16QImode, V8HImode, V4SImode
13459 * config/rs6000/vsx.md (VSX_EXTRACT_I): Mode iterator for ISA 3.0
13460 vector extract support.
13461 (VSX_EXTRACT_PREDICATE): Mode attribute to validate element number
13462 for ISA 3.0 vector extract.
13463 (VSX_EX): Constraints to use for ISA 3.0 vector extract.
13464 (vsx_extract_<mode>, VSX_EXTRACT_I): Add support for doing
13465 extracts of a constant element number from small integer vectors
13466 on 64-bit ISA 3.0 systems.
13467 (vsx_extract_<mode>_di): Likewise.
13468 * config/rs6000/rs6000.h (TARGET_VEXTRACTUB): New target macro to
13469 say when we can do ISA 3.0 vector extracts.
13470 * config/rs6000/rs6000.md (stfiwx): Allow DImode in Altivec
13471 registers, using the stxsiwx instruction.
13473 2016-06-29 Jim Wilson <jim.wilson@linaro.org>
13475 * config/aarch64/aarch64-cores.def (qdf24xx): Use qdf24xx tuning.
13476 * config/aarch64/aarch64.c (qdf24xx_addrcost_table,
13477 qdf24xx_regmove_cost, qdf24xx_tunings): New.
13478 * config/arm/aarch64-cost-tables.h (qdf24xx_extra_costs): New.
13479 * config/arm/arm-cores.def (qdf24xx): Use qdf24xx tuning.
13480 * config/arm/arm.c (arm_qdf24xx_tune): New.
13482 2016-06-29 Wilco Dijkstra <wdijkstr@arm.com>
13484 * config/aarch64/aarch64.c (cortexa53_tunings):
13485 Increase loop alignment to 8. Set function alignment to 16.
13486 (cortexa35_tunings): Likewise.
13487 (cortexa57_tunings): Increase loop alignment to 8.
13488 (cortexa72_tunings): Likewise.
13489 (cortexa73_tunings): Likewise.
13491 2016-06-29 Matthew Wahab <matthew.wahab@arm.com>
13493 * doc/sourcebuild.texi (Effective-Target keywords): Add entries
13494 for arm_fp16_ok and arm_fp16_hw.
13495 (Add Options): Add entries for arm_fp16, arm_fp16_ieee and
13496 arm_fp16_alternative.
13498 2016-06-29 Ilya Enkovich <ilya.enkovich@intel.com>
13500 PR tree-optimization/71655
13501 * tree-vect-stmts.c (vectorizable_comparison): Swap definition
13502 types when swapping operands.
13504 2016-06-29 Martin Liska <mliska@suse.cz>
13506 PR middle-end/71585
13507 * common.opt (flag_stack_protect): Mark the flag as optimization flag.
13508 * ipa-inline-transform.c (inline_call): Remove unnecessary call
13509 of build_optimization_node.
13511 2016-06-29 Yuri Rumyantsev <ysrumyan@gmail.com>
13513 PR tree-optimization/70729
13514 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Consider memory reference as
13515 independent in loops having positive safelen value.
13516 * tree-vect-loop.c (vect_transform_loop): Clear-up safelen value since
13517 it may be not valid after vectorization.
13519 2016-06-29 Jakub Jelinek <jakub@redhat.com>
13521 PR tree-optimization/71625
13522 * tree-ssa-strlen.c (get_addr_stridx): Add PTR argument. Assume list
13523 is sorted by ascending list->offset. If PTR is non-NULL and there is
13524 previous strinfo, call get_stridx_plus_constant.
13525 (get_stridx): Pass exp as second argument to get_addr_stridx.
13526 (addr_stridxptr): Add missing list = list->next, so that there can be
13527 more than one entries in the list. Bump limit from 16 to 32. Ensure
13528 the list is sorted by ascending list->offset.
13529 (get_stridx_plus_constant): Adjust so that it can be also called with
13530 ADDR_EXPR instead of SSA_NAME as PTR.
13531 (handle_char_store): Pass NULL_TREE as second argument to
13534 2016-06-29 Richard Biener <rguenther@suse.de>
13536 PR rtl-optimization/68961
13537 * simplify-rtx.c (simplify_subreg): Handle VEC_CONCAT like CONCAT.
13539 2016-06-29 Richard Biener <rguenther@suse.de>
13541 PR middle-end/71002
13542 * alias.c (component_uses_parent_alias_set_from): Handle
13543 type punning through union accesses by using the union alias set.
13544 * gimple.c (gimple_get_alias_set): Remove union type punning case.
13546 2016-07-29 Richard Biener <rguenther@suse.de>
13548 * match.pd ((T)(T2)x -> (T)x): Remove restriction on final
13549 precision not matching mode precision.
13551 2016-06-28 John David Anglin <danglin@gcc.gnu.org>
13553 * config/pa/pa.md (call_symref_64bit_post_reload): Don't call
13554 pa_output_arg_descriptor.
13555 (call_val_symref_64bit_post_reload): Likewise.
13556 (call_val_powf_64bit_post_reload): Likewise.
13557 (sibcall_internal_symref_64bit): Likewise.
13558 (sibcall_value_internal_symref_64bit): Likewise.
13560 2016-06-28 Jakub Jelinek <jakub@redhat.com>
13562 PR middle-end/71626
13563 * config/i386/i386.c (ix86_expand_vector_move): For SUBREG of
13564 a constant, force its SUBREG_REG into memory or register instead
13567 2016-06-28 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
13570 * config/avr/avr.opt (-mfract-convert-truncate): Update description.
13571 * doc/invoke.texi (AVR Options): Document it.
13573 2016-06-28 Walter Lee <walt@tilera.com>
13575 * config/tilegx/linux.h: Do not include arch/icache.h
13576 (CLEAR_INSN_CACHE): Provide inlined definition directly.
13577 * config/tilepro/linux.h: Do not include arch/icache.h
13578 (CLEAR_INSN_CACHE): Provide inlined definition directly.
13580 2016-06-28 Wilco Dijkstra <wdijkstr@arm.com>
13582 * tree-ssa-math-opts.c (find_bswap_or_nop_1): Adjust bitnumbering
13583 for big-endian BIT_FIELD_REF.
13585 2016-06-28 Pat Haugen <pthaugen@us.ibm.com>
13587 * config/rs6000/rs6000.md ('type' attribute): Add htmsimple/dfp types.
13588 ('size' attribute): Add '128'.
13590 (*mov<mode>_hardfloat32, *mov<mode>_hardfloat64, *movdi_internal32,
13591 *movdi_internal64, *movdf_update1): Set size attribute to '64'.
13592 (add<mode>3, sub<mode>3, mul<mode>3, div<mode>3, sqrt<mode>2,
13593 copysign<mode>3, neg<mode>2_hw, abs<mode>2_hw, *nabs<mode>2_hw,
13594 *fma<mode>4_hw, *fms<mode>4_hw, *nfma<mode>4_hw, *nfms<mode>4_hw,
13595 extend<SFDF:mode><IEEE128:mode>2_hw, trunc<mode>df2_hw,
13596 *xscvqp<su>wz_<mode>, *xscvqp<su>dz_<mode>, *xscv<su>dqp_<mode>,
13597 *trunc<mode>df2_odd): Set size attribute to '128'.
13598 (*cmp<mode>_hw): Change type to veccmp and set size attribute to '128'.
13599 * config/rs6000/power6.md (power6-fp): Include dfp type.
13600 * config/rs6000/power7.md (power7-fp): Likewise.
13601 * config/rs6000/power8.md (power8-fp): Likewise.
13602 * config/rs6000/power9.md: New file.
13603 * config/rs6000/t-rs6000 (MD_INCLUDES): Add power9.md.
13604 * config/rs6000/htm.md (*tabort, *tabort<wd>c, *tabort<wd>ci,
13605 *trechkpt, *treclaim, *tsr, *ttest): Change type attribute to
13607 * config/rs6000/dfp.md (extendsddd2, truncddsd2, extendddtd2,
13608 trunctddd2, adddd3, addtd3, subdd3, subtd3, muldd3, multd3, divdd3,
13609 divtd3, *cmpdd_internal1, *cmptd_internal1, floatdidd2, floatditd2,
13610 ftruncdd2, fixdddi2, ftrunctd2, fixtddi2, dfp_ddedpd_<mode>,
13611 dfp_denbcd_<mode>, dfp_dxex_<mode>, dfp_diex_<mode>, dfp_dscli_<mode>,
13612 dfp_dscri_<mode>): Change type attribute to dfp.
13613 * config/rs6000/crypto.md (crypto_vshasigma<CR_char>): Change type
13614 attribute to vecsimple.
13615 * config/rs6000/rs6000.c (power9_cost): Update costs, cache size
13616 and prefetch streams.
13617 (rs6000_option_override_internal): Remove temporary code setting
13618 tuning to power8. Don't set rs6000_sched_groups for power9.
13619 (last_scheduled_insn): Change to rtx_insn *.
13620 (divide_cnt, vec_load_pendulum): New variables.
13621 (rs6000_adjust_cost): Add Power9 to test for store->load separation.
13622 (rs6000_issue_rate): Set issue rate for Power9.
13623 (is_power9_pairable_vec_type): New.
13624 (power9_sched_reorder2): New.
13625 (rs6000_sched_reorder2): Call new function for Power9 specific
13627 (insn_must_be_first_in_group): Remove Power9.
13628 (insn_must_be_last_in_group): Likewise.
13629 (force_new_group): Likewise.
13630 (rs6000_sched_init): Fix initialization of last_scheduled_insn.
13631 Initialize divide_cnt/vec_load_pendulum.
13632 (_rs6000_sched_context, rs6000_init_sched_context,
13633 rs6000_set_sched_context): Handle context save/restore of new
13636 2016-06-28 Richard Biener <rguenther@suse.de>
13638 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
13639 Properly handle DECL_BIT_FIELD_REPRESENTATIVE occuring as
13640 COMPONENT_REF operand.
13641 (nonoverlapping_component_refs_p): Likewise.
13642 * stor-layout.c (start_bitfield_representative): Mark
13643 DECL_BIT_FIELD_REPRESENTATIVE as DECL_NONADDRESSABLE_P.
13645 2016-06-28 Jakub Jelinek <jakub@redhat.com>
13647 * Makefile.in: Don't cat ../stage_current if it does not exist.
13649 * doc/extend.texi (__builtin_add_overflow_p): Clarify behavior when
13650 last argument is a bit-field.
13652 PR rtl-optimization/71673
13653 * internal-fn.c (expand_arith_overflow_result_store): Use
13654 OPTAB_LIB_WIDEN instead of OPTAB_DIRECT as last argument to
13655 expand_simple_binop.
13657 PR middle-end/66867
13658 * builtins.c (expand_ifn_atomic_compare_exchange_into_call,
13659 expand_ifn_atomic_compare_exchange): New functions.
13660 * internal-fn.c (expand_ATOMIC_COMPARE_EXCHANGE): New function.
13661 * tree.h (build_call_expr_internal_loc): Rename to ...
13662 (build_call_expr_internal_loc_array): ... this. Fix up type of
13664 * internal-fn.def (ATOMIC_COMPARE_EXCHANGE): New internal fn.
13665 * predict.c (expr_expected_value_1): Handle IMAGPART_EXPR of
13666 ATOMIC_COMPARE_EXCHANGE result.
13667 * builtins.h (expand_ifn_atomic_compare_exchange): New prototype.
13668 * gimple-fold.h (optimize_atomic_compare_exchange_p,
13669 fold_builtin_atomic_compare_exchange): New prototypes.
13670 * gimple-fold.c (optimize_atomic_compare_exchange_p,
13671 fold_builtin_atomic_compare_exchange): New functions..
13672 * tree-ssa.c (execute_update_addresses_taken): If
13673 optimize_atomic_compare_exchange_p, ignore &var in 2nd argument
13674 of call when finding addressable vars, and if such var becomes
13675 non-addressable, call fold_builtin_atomic_compare_exchange.
13677 2016-06-27 Segher Boessenkool <segher@kernel.crashing.org>
13680 * config/rs6000/rs6000.md (ashdi3_extswsli_dot): Use
13681 gen_ashdi3_extswsli_dot2 instead of gen_ashdi3_extswsli_dot.
13683 2016-06-27 Pat Haugen <pthaugen@us.ibm.com>
13685 * config/rs6000/rs6000.md ('type' attribute): Add
13686 veclogical,veccmpfx,vecexts,vecmove insn types.
13687 (*abs<mode>2_fpr, *nabs<mode>2_fpr, *neg<mode>2_fpr, *extendsfdf2_fpr,
13688 copysign<mode>3_fcpsgn, trunc<mode>df2_internal1, neg<mode>2_internal,
13689 p8_fmrgow_<mode>, pack<mode>): Change type to fpsimple.
13690 (*xxsel<mode>, copysign<mode>3_hard, neg<mode>2_hw, abs<mode>2_hw,
13691 *nabs<mode>2_hw): Change type to vecmove.
13692 (*and<mode>3_internal, *bool<mode>3_internal, *boolc<mode>3_internal,
13693 *boolcc<mode>3_internal, *eqv<mode>3_internal,
13694 *one_cmpl<mode>3_internal, *ieee_128bit_vsx_neg<mode>2_internal,
13695 *ieee_128bit_vsx_abs<mode>2_internal,
13696 *ieee_128bit_vsx_nabs<mode>2_internal, extendkftf2, trunctfkf2,
13697 *ieee128_mfvsrd_64bit, *ieee128_mfvsrd_32bit, *ieee128_mtvsrd_64bit,
13698 *ieee128_mtvsrd_32bit): Change type to veclogical.
13699 (mov<mode>_hardfloat, *mov<mode>_hardfloat32, *mov<mode>_hardfloat64,
13700 *movdi_internal32, *movdi_internal64): Update insn types.
13701 * config/rs6000/vsx.md (*vsx_le_undo_permute_<mode>,
13702 vsx_extract_<mode>): Change type to veclogical.
13703 (*vsx_xxsel<mode>, *vsx_xxsel<mode>_uns): Change type to vecmove.
13704 (vsx_sign_extend_qi_<mode>, *vsx_sign_extend_hi_<mode>,
13705 *vsx_sign_extend_si_v2di): Change type to vecexts.
13706 * config/rs6000/altivec.md (*altivec_mov<mode>, *altivec_movti): Change
13707 type to veclogical.
13708 (*altivec_eq<mode>, *altivec_gt<mode>, *altivec_gtu<mode>,
13709 *altivec_vcmpequ<VI_char>_p, *altivec_vcmpgts<VI_char>_p,
13710 *altivec_vcmpgtu<VI_char>_p): Change type to veccmpfx.
13711 (*altivec_vsel<mode>, *altivec_vsel<mode>_uns): Change type to vecmove.
13712 * config/rs6000/dfp.md (*negdd2_fpr, *absdd2_fpr, *nabsdd2_fpr,
13713 negtd2, *abstd2_fpr, *nabstd2_fpr): Change type to fpsimple.
13714 * config/rs6000/40x.md (ppc405-float): Add fpsimple.
13715 * config/rs6000/440.md (ppc440-fp): Add fpsimple.
13716 * config/rs6000/476.md (ppc476-fp): Add fpsimple.
13717 * config/rs6000/601.md (ppc601-fp): Add fpsimple.
13718 * config/rs6000/603.md (ppc603-fp): Add fpsimple.
13719 * config/rs6000/6xx.md (ppc604-fp): Add fpsimple.
13720 * config/rs6000/7xx.md (ppc750-fp): Add fpsimple.
13721 (ppc7400-vecsimple): Add veclogical, vecmove, veccmpfx.
13722 * config/rs6000/7450.md (ppc7450-fp): Add fpsimple.
13723 (ppc7450-vecsimple): Add veclogical, vecmove.
13724 (ppc7450-veccmp): Add veccmpfx.
13725 * config/rs6000/8540.md (ppc8540_simple_vector): Add veclogical,
13727 (ppc8540_vector_compare): Add veccmpfx.
13728 * config/rs6000/a2.md (ppca2-fp): Add fpsimple.
13729 * config/rs6000/cell.md (cell-fp): Add fpsimple.
13730 (cell-vecsimple): Add veclogical, vecmove.
13731 (cell-veccmp): Add veccmpfx.
13732 * config/rs6000/e300c2c3.md (ppce300c3_fp): Add fpsimple.
13733 * config/rs6000/e6500.md (e6500_vecsimple): Add veclogical, vecmove,
13735 * config/rs6000/mpc.md (mpccore-fp): Add fpsimple.
13736 * config/rs6000/power4.md (power4-fp): Add fpsimple.
13737 (power4-vecsimple): Add veclogical, vecmove.
13738 (power4-veccmp): Add veccmpfx.
13739 * config/rs6000/power5.md (power5-fp): Add fpsimple.
13740 * config/rs6000/power6.md (power6-fp): Add fpsimple.
13741 (power6-vecsimple): Add veclogical, vecmove.
13742 (power6-veccmp): Add veccmpfx.
13743 * config/rs6000/power7.md (power7-fp): Add fpsimple.
13744 (power7-vecsimple): Add veclogical, vecmove, veccmpfx.
13745 * config/rs6000/power8.md (power8-fp): Add fpsimple.
13746 (power8-vecsimple): Add veclogical, vecmove, veccmpfx.
13747 * config/rs6000/rs64.md (rs64a-fp): Add fpsimple.
13748 * config/rs6000/titan.md (titan_fp): Add fpsimple.
13749 * config/rs6000/xfpu.md (fp-default, fp-addsub-s, fp-addsub-d): Add
13751 * config/rs6000/rs6000.c (rs6000_adjust_cost): Add TYPE_FPSIMPLE.
13753 2016-06-27 Peter Bergner <bergner@vnet.ibm.com>
13756 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
13757 OPTION_MASK_P9_DFORM_VECTOR.
13758 * config/rs6000/rs6000.c (rs6000_option_override_internal): Do not
13759 disable -mpower9-dform-vector when using reload.
13760 (quad_address_p): Remove 'gpr_p' argument and all associated code.
13761 New 'strict' argument. Update all callers. Add strict addressing
13763 (rs6000_legitimate_offset_address_p): Remove call to
13764 virtual_stack_registers_memory_p.
13765 (rs6000_legitimize_reload_address): Add quad address support.
13766 (rs6000_legitimate_address_p): Move call to quad_address_p above
13767 call to virtual_stack_registers_memory_p. Adjust quad_address_p args
13768 to account for new strict usage.
13769 (rs6000_output_move_128bit): Adjust quad_address_p args to account
13770 for new strict usage.
13771 * config/rs6000/predicates.md (quad_memory_operand): Likewise.
13773 2016-06-26 Uros Bizjak <ubizjak@gmail.com>
13780 * config/i386/i386.c (ix86_spill_class): Disable condition to
13781 always return NO_REGS.
13783 2016-06-26 Jan Hubicka <hubicka@ucw.cz>
13785 * predict.c: Include gimple-pretty-print.h
13786 (predicted_by_loop_heuristics_p): Check also
13787 PRED_LOOP_EXIT_WITH_RECURSION
13788 (predict_loops): Find self recursive calls and use special purpose
13789 predictors for them; dump log about decisions.
13790 (pass_profile::execute): Dump info about #of iterations.
13791 * predict.def (PRED_LOOP_EXIT_WITH_RECURSION,
13792 (PRED_LOOP_GUARD_WITH_RECURSION): New predictors.
13794 2016-06-26 John David Anglin <danglin@gcc.gnu.org>
13796 * config/pa/pa.c (pa_output_indirect_call): Rework to combine
13797 output_asm_insn calls and shorten long lines. Output .CALL
13798 argument descriptor using pa_output_arg_descriptor. Add various
13799 inline $$dyncall and other optimizations.
13800 (pa_attr_length_indirect_call): Adjust ordering and lengths.
13802 2016-06-25 Jakub Jelinek <jakub@redhat.com>
13804 PR tree-optimization/71643
13805 * tree-ssa-tail-merge.c (find_clusters_1): Ignore basic blocks with
13808 * tree-ssa-tail-merge.c (deps_ok_for_redirect_from_bb_to_bb): Don't
13809 leak a bitmap if dep_bb is NULL.
13811 PR tree-optimization/71631
13812 * tree-ssa-reassoc.c (reassociate_bb): Pass true as last argument
13813 to rewrite_expr_tree even if negate_result, move new_lhs var
13814 declaration and initialization earlier, for powi_result set afterwards
13815 new_lhs to lhs. For negate_result, use new_lhs instead of tmp
13816 if new_lhs != lhs, and don't shadow gsi var.
13818 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
13820 * predict.c (predict_paths_leading_to, predict_paths_leading_to_edge):
13821 Add in_loop parameter.
13822 (predict_loops): Add loop guard heuristics.
13823 * predict.def (PRED_LOOP_GUARD): New heuristics.
13825 2016-06-24 Jan Hubicka <hubicka@ucw.cz>
13827 * predict.c: Include ipa-utils.h
13828 (tree_bb_level_prediction): Predict recursive calls.
13829 (tree_estimate_probability_bb): Skip inexpensive calls for call
13831 * predict.def (PRED_RECURSIVE_CALL): New.
13833 2016-06-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13835 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): New #define.
13836 (BU_FLOAT128_1): Likewise.
13838 (COPYSIGNQ): Likewise.
13839 (RS6000_BUILTIN_NANQ): Likewise.
13840 (RS6000_BUILTIN_NANSQ): Likewise.
13841 (RS6000_BUILTIN_INFQ): Likewise.
13842 (RS6000_BUILTIN_HUGE_VALQ): Likewise.
13843 * config/rs6000/rs6000.c (rs6000_fold_builtin): New prototype.
13844 (TARGET_FOLD_BUILTIN): New #define.
13845 (rs6000_builtin_mask_calculate): Add TARGET_FLOAT128 entry.
13846 (rs6000_invalid_builtin): Add handling for RS6000_BTM_FLOAT128.
13847 (rs6000_fold_builtin): New target hook implementation, handling
13848 folding of 128-bit NaNs and infinities.
13849 (rs6000_init_builtins): Initialize const_str_type_node; ensure all
13850 entries are filled in to avoid problems during bootstrap
13851 self-test; define builtins for 128-bit NaNs and infinities.
13852 (rs6000_opt_mask): Add entry for float128.
13853 * config/rs6000/rs6000.h (RS6000_BTM_FLOAT128): New #define.
13854 (RS6000_BTM_COMMON): Include RS6000_BTM_FLOAT128.
13855 (rs6000_builtin_type_index): Add RS6000_BTI_const_str.
13856 (const_str_type_node): New #define.
13857 * config/rs6000/rs6000.md (copysign<mode>3 for IEEE128): Convert
13858 to a define_expand that dispatches to either copysign<mode>3_soft
13859 or copysign<mode>3_hard.
13860 (copysign<mode>3_hard): Rename from copysign<mode>3.
13861 (copysign<mode>3_soft): New define_insn.
13862 * doc/extend.texi: Document new builtins.
13864 2016-06-24 Jakub Jelinek <jakub@redhat.com>
13866 * cfgloop.c (flow_loop_dump): Cast nit to uint64_t and print it using
13867 PRIu64 instead of lu.
13869 2016-06-24 Eric Botcazou <ebotcazou@adacore.com>
13872 * tree-inline.c (remap_decl): When fixing up DECL_ORIGINAL_TYPE, just
13873 copy the type name.
13875 2016-06-24 Jakub Jelinek <jakub@redhat.com>
13877 PR tree-optimization/71647
13878 * omp-low.c (lower_rec_input_clauses): Convert
13879 omp_clause_aligned_alignment (c) to size_type_node for the
13880 last argument of __builtin_assume_aligned.
13882 2016-06-24 H.J. Lu <hongjiu.lu@intel.com>
13884 * configure.ac (calling ___tls_get_addr via GOT): New
13885 assembler/linker check.
13886 (HAVE_AS_IX86_TLS_GET_ADDR_GOT): New. Defined to 1 if 32-bit
13887 assembler and linker supports calling ___tls_get_addr via GOT.
13888 Otherise, defined to 0.
13889 * config.in: Regenerated.
13890 * configure: Likewise.
13891 * config/i386/constraints.md (Yb): New constraint.
13892 * config/i386/i386.h (reg_class): Add TLS_GOTBASE_REGS.
13893 (REG_CLASS_NAMES): Likewise.
13894 (REG_CLASS_CONTENTS): Likewise.
13895 * config/i386/i386.md (*tls_global_dynamic_32_gnu): Replace
13896 the b constraint with the Yb constraint. Call ___tls_get_addr
13897 via GOT for GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT
13899 (*tls_local_dynamic_base_32_gnu): Likewise.
13900 (*tls_global_dynamic_64_<mode>): Call _tls_get_addr via GOT for
13901 GNU TLS with -fno-plt if HAVE_AS_IX86_TLS_GET_ADDR_GOT is 1.
13902 (*tls_local_dynamic_base_64_<mode>): Likewise.
13904 2016-06-24 Martin Liska <mliska@suse.cz>
13906 * cfgloop.c (flow_loop_dump): Dump average number of loop iterations.
13907 * cfgloop.h: Change 'struct loop' to 'const struct loop' for a
13909 * cfgloopanal.c (expected_loop_iterations_unbounded): Set a new
13910 argument to true if the expected number of iterations is
13913 2016-06-24 Uros Bizjak <ubizjak@gmail.com>
13915 * configure.ac (HAVE_AS_GOTOF_IN_DATA): Use $as_ix86_gas_32_opt to
13916 assemble for 32bit target.
13917 (HAVE_AS_IX86_TLSGDPLT): Use $as_ix86_gas_32_opt to assemble
13918 and $ld_ix86_gld_32_opt to link for 32bit target.
13919 (HAVE_AS_IX86_TLSLDMPLT): Ditto.
13920 * configure: Regenerate.
13922 2016-06-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
13924 * config/arm/arm.c (int_log2): Delete definition and prototype.
13925 (shift_op): Use exact_log2 instead of int_log2.
13926 (vfp3_const_double_for_fract_bits): Likewise.
13928 2016-06-24 Jakub Jelinek <jakub@redhat.com>
13930 * internal-fn.c (expand_arith_set_overflow): New function.
13931 (expand_addsub_overflow, expand_neg_overflow, expand_mul_overflow):
13933 (expand_arith_overflow_result_store): Likewise. Handle precision
13934 smaller than mode precision.
13935 * tree-vrp.c (extract_range_basic): For imag part, handle
13936 properly signed 1-bit precision result.
13937 * doc/extend.texi (__builtin_add_overflow): Document that last
13938 argument can't be pointer to enumerated or boolean type.
13939 (__builtin_add_overflow_p): Document that last argument can't
13940 have enumerated or boolean type.
13942 2016-06-23 Michael Meissner <meissner@linux.vnet.ibm.com>
13943 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
13945 * config/rs6000/predicates.md (splat_input_operand): Rework.
13946 Don't allow constants, since the insns that use this predicate
13947 don't support constants. Constants are handled by other insns
13948 that are created via combine. During and after register
13949 allocation, only allow indexed or indirect addresses, and not
13950 general addresses. Only allow modes supported by the hardware.
13951 * config/rs6000/rs6000.c (xxsplitb_constant_p): Update usage
13952 comment. Move check for using VSPLTIS<x> to a common location,
13953 instead of doing it in two different places.
13955 2016-06-23 Jocelyn Mayer <l_indien@magic.fr>
13957 * config/i386/driver-i386.c (host_detect_local_cpu): Set
13958 PROCESSOR_PENTIUMPRO for signature_CENTAUR_ebx family >= 9.
13959 <case PROCESSOR_PENTIMUMPRO>: Pass c7 or nehemiah for
13960 signature_CENTAUR_ebx.
13962 2016-06-23 H.J. Lu <hongjiu.lu@intel.com>
13966 * configure.ac (as_ix86_tls_ldm_opt): Renamed to ...
13967 (as_ix86_gas_32_opt): This.
13968 (ld_ix86_tls_ldm_opt): Renamed to ...
13969 (ld_ix86_gld_32_opt): This.
13970 (R_386_TLS_LDM reloc): Updated.
13971 (R_386_GOT32X reloc): New assembler/linker check.
13972 (HAVE_AS_IX86_GOT32X): New. Defined to 1 if 32-bit assembler and
13973 linker support "jmp *_start@GOT" and "cmpl $0, bar@GOT". Otherise,
13975 * config.in: Regenerated.
13976 * configure: Likewise.
13977 * config/i386/i386.c (ix86_force_load_from_GOT_p): Return
13978 true if HAVE_AS_IX86_GOT32X is 1 in 32-bit mode.
13979 (ix86_legitimate_address_p): Allow UNSPEC_GOT for -fno-plt
13980 if ix86_force_load_from_GOT_p returns true.
13981 (ix86_print_operand_address_as): Also support UNSPEC_GOT if
13982 ix86_force_load_from_GOT_p returns true.
13983 (ix86_expand_move): Generate UNSPEC_GOT in 32-bit mode to load
13984 the external function address via the GOT slot.
13985 (ix86_nopic_noplt_attribute_p): Check both TARGET_64BIT and
13986 HAVE_AS_IX86_GOT32X before returning false.
13987 (ix86_output_call_insn): Generate "%!jmp/call\t*%p0@GOT" in
13988 32-bit mode if ix86_nopic_noplt_attribute_p returns true.
13990 2016-06-23 Eric Botcazou <ebotcazou@adacore.com>
13992 * tree-inline.c (remap_decl): Preserve DECL_ORIGINAL_TYPE invariant.
13994 2016-06-23 Andi Kleen <ak@linux.intel.com>
13996 * Makefile.in: Regenerate.
13997 * doc/install.texi: Document autoprofiledbootstrap.
13999 2016-06-23 Andi Kleen <ak@linux.intel.com>
14001 * config/i386/gcc-auto-profile: New file.
14003 2016-06-23 Martin Liska <mliska@suse.cz>
14005 PR middle-end/71619
14006 * predict.c (predict_loops): Revert the hunk that was removed
14009 2016-06-23 Jakub Sejdak <jakub.sejdak@phoesys.com>
14011 * config.gcc: Add support for arm*-*-phoenix* targets.
14012 * config/arm/t-phoenix: New.
14013 * config/phoenix.h: New.
14015 2016-06-23 Uros Bizjak <ubizjak@gmail.com>
14016 H.J. Lu <hongjiu.lu@intel.com>
14019 * config/i386/i386-protos.h (ix86_force_load_from_GOT_p): New.
14020 * config/i386/i386.c (ix86_force_load_from_GOT_p): New function.
14021 (ix86_legitimate_constant_p): Do not allow UNSPEC_GOTPCREL if
14022 ix86_force_load_from_GOT_p returns true.
14023 (ix86_legitimate_address_p): Allow UNSPEC_GOTPCREL if
14024 ix86_force_load_from_GOT_p returns true.
14025 (ix86_print_operand_address_as): Support UNSPEC_GOTPCREL if
14026 ix86_force_load_from_GOT_p returns true.
14027 (ix86_expand_move): Load the external function address via the
14028 GOT slot if ix86_force_load_from_GOT_p returns true.
14029 * config/i386/predicates.md (x86_64_immediate_operand): Return
14030 false for SYMBOL_REFs where ix86_force_load_from_GOT_p returns true.
14031 (x86_64_zext_immediate_operand): Ditto.
14033 2016-06-22 Uros Bizjak <ubizjak@gmail.com>
14035 * config/i386/i386.c (ix86_expand_move): Simplify SYMBOL_REF handling.
14037 2016-06-22 David Malcolm <dmalcolm@redhat.com>
14040 * diagnostic-core.h (pedwarn_at_rich_loc): New prototype.
14041 * diagnostic.c (pedwarn_at_rich_loc): New function.
14042 * spellcheck.h (best_match::best_match): Add a
14043 "best_distance_so_far" optional parameter.
14044 (best_match::set_best_so_far): New method.
14045 (best_match::get_best_distance): New accessor.
14046 (best_match::get_best_candidate_length): New accessor.
14048 2016-06-22 Nick Clifton <nickc@redhat.com>
14050 * dwarf2out.c (scompare_loc_descriptor): Use SCALAR_INT_MODE_P() in
14051 place of GET_MODE_CLASS() == MODE_INT, so that partial integer
14052 modes are accepted as well.
14053 (ucompare_loc_descriptor): Likewise.
14054 (minmax_loc_descriptor): Likewise.
14055 (clz_loc_descriptor): Likewise.
14056 (popcount_loc_descriptor): Likewise.
14057 (bswap_loc_descriptor): Likewise.
14058 (rotate_loc_descriptor): Likewise.
14059 (mem_loc_descriptor): Likewise.
14060 (loc_descriptor): Likewise.
14062 2016-06-22 David Malcolm <dmalcolm@redhat.com>
14064 * common.opt (fdiagnostics-parseable-fixits): New option.
14065 * diagnostic.c: Include "selftest.h".
14066 (print_escaped_string): New function.
14067 (print_parseable_fixits): New function.
14068 (diagnostic_report_diagnostic): Call print_parseable_fixits.
14069 (selftest::assert_print_escaped_string): New function.
14070 (ASSERT_PRINT_ESCAPED_STRING_STREQ): New macro.
14071 (selftest::test_print_escaped_string): New function.
14072 (selftest::test_print_parseable_fixits_none): New function.
14073 (selftest::test_print_parseable_fixits_insert): New function.
14074 (selftest::test_print_parseable_fixits_remove): New function.
14075 (selftest::test_print_parseable_fixits_replace): New function.
14076 (selftest::diagnostic_c_tests): New function.
14077 * diagnostic.h (struct diagnostic_context): Add field
14078 "parseable_fixits_p".
14079 * doc/invoke.texi (Diagnostic Message Formatting Options): Add
14080 -fdiagnostics-parseable-fixits.
14081 (-fdiagnostics-parseable-fixits): New option.
14082 * opts.c (common_handle_option): Handle
14083 -fdiagnostics-parseable-fixits.
14084 * selftest-run-tests.c (selftest::run_tests): Call
14085 selftest::diagnostic_c_tests.
14086 * selftest.h (selftest::diagnostic_c_tests): New prototype.
14088 2016-06-22 Ilya Enkovich <ilya.enkovich@intel.com>
14090 PR tree-optimization/71488
14091 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Support
14092 comparison of boolean vectors.
14093 * tree-vect-stmts.c (vectorizable_comparison): Vectorize comparison
14094 of boolean vectors using bitwise operations.
14096 2016-06-22 Andreas Schwab <schwab@suse.de>
14098 * config/aarch64/aarch64-protos.h (aarch64_elf_asm_named_section):
14099 Remove declaration.
14101 2016-06-22 Eric Botcazou <ebotcazou@adacore.com>
14103 * function.c (assign_parm_setup_reg): Prevent sharing in another case.
14105 2016-06-22 Bernd Edlinger <bernd.edlinger@hotmail.de>
14107 * config/i386/i386.c (print_reg): Emit an error message on attempt to
14110 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14112 * config/arm/arm.c (arm_cortex_a73_tune): New struct.
14113 * config/arm/arm-cores.def (cortex-a73): New entry.
14114 (cortex-a73.cortex-a35): Likewise.
14115 (cortex-a73.cortex-a53): Likewise.
14116 * config/arm/arm-tables.opt: Regenerate.
14117 * config/arm/arm-tune.md: Likewise.
14118 * config/arm/bpabi.h (BE8_LINK_SPEC): Handle mcpu=cortex-a73,
14119 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
14120 * config/arm/t-aprofile: Handle mcpu=cortex-a73,
14121 mcpu=cortex-a73.cortex-a35 and mcpu=cortex-a73.cortex-a53.
14122 * doc/invoke.texi (ARM Options): Document cortex-a73,
14123 cortex-a73.cortex-a35 and cortex-a73.cortex-a53.
14125 2016-06-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14127 * config/aarch64/aarch64.c (cortexa73_tunings): New struct.
14128 * config/aarch64/aarch64-cores.def (cortex-a73): New entry.
14129 (cortex-a73.cortex-a35): Likewise.
14130 (cortex-a73.cortex-a53): Likewise.
14131 * config/aarch64/aarch64-tune.md: Regenerate.
14132 * doc/invoke.texi (AArch64 Options): Document cortex-a73,
14133 cortex-a73.cortex-a35 and cortex-a73.cortex-a53 arguments to
14136 2016-06-22 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
14138 * configure.ac (gcc_cv_as_compress_debug): Remove
14139 --compress-debug-sections as extra as switch.
14140 Handle gas --compress-debug-sections=type.
14141 (gcc_cv_ld_compess_debug): Remove bogus ld_date check.
14142 Handle gld --compress-debug-sections=type.
14143 * configure: Regenerate.
14145 2016-06-21 Andrew Burgess <andrew.burgess@embecosm.com>
14147 * bb-reorder.c (pass_partition_blocks::gate): Update comment.
14149 2016-06-21 John David Anglin <danglin@gcc.gnu.org>
14151 * gcov-tool.c (profile_rewrite): Use int64_t instead of long long.
14152 (do_rewrite): likewise.
14154 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14156 * common/config/mep/mep-common.c: Remove.
14157 * config.gcc: Remove mep-* support.
14158 * config/mep/constraints.md: Remove.
14159 * config/mep/default.h: Remove.
14160 * config/mep/intrinsics.h: Remove.
14161 * config/mep/intrinsics.md: Remove.
14162 * config/mep/ivc2-template.h: Remove.
14163 * config/mep/mep-c5.cpu: Remove.
14164 * config/mep/mep-core.cpu: Remove.
14165 * config/mep/mep-default.cpu: Remove.
14166 * config/mep/mep-ext-cop.cpu: Remove.
14167 * config/mep/mep-intrin.h: Remove.
14168 * config/mep/mep-ivc2.cpu: Remove.
14169 * config/mep/mep-pragma.c: Remove.
14170 * config/mep/mep-protos.h: Remove.
14171 * config/mep/mep.c: Remove.
14172 * config/mep/mep.cpu: Remove.
14173 * config/mep/mep.h: Remove.
14174 * config/mep/mep.md: Remove.
14175 * config/mep/mep.opt: Remove.
14176 * config/mep/predicates.md: Remove.
14177 * config/mep/t-mep: Remove.
14178 * doc/install.texi: Remove mep-* documentation.
14179 * doc/md.texi: Likewise.
14181 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14183 * config.gcc: Remove support for avr-rtems.
14184 * config/avr/gen-avr-mmcu-specs.c: Likewise.
14185 * config/avr/rtems.h: Remove.
14186 * config/avr/t-rtems: Remove.
14188 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14190 * config.gcc: Remove m32r-rtems support.
14191 * config/m32r/rtems.h: Remove.
14193 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14195 * config.gcc: Remove h8300-rtems support.
14196 * config/h8300/rtems.h: Remove.
14197 * config/h8300/t-rtems: Remove.
14199 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14201 * config.gcc: Remove support for knetbsd.
14202 * configure.ac: Likewise.
14203 * config/i386/knetbsd-gnu.h: Remove. * config/i386/knetbsd-gnu64.h: Remove.
14204 * config/knetbsd-gnu.h: Remove.
14205 * configure: Regenerate.
14207 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14209 * config.gcc: Remove support for openbsd 2 and 3.
14210 * config/openbsd-oldgas.h: Remove.
14212 2016-06-21 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
14214 * config.gcc: Remove interix support.
14215 * config/i386/i386-interix.h: Remove.
14216 * config/i386/interix.opt: Remove.
14217 * config/i386/t-interix: Remove.
14218 * configure: Regenerate.
14219 * configure.ac: Remove interix support.
14220 * doc/install.texi: Remove interix documentation.
14222 2016-06-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
14224 * config/rs6000/rs6000.h: Add conditional preprocessing directives
14225 to disable Power9-specific compiler features if HAVE_AS_POWER9 is
14228 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
14230 * tree.c (verify_type_variant): Skip TYPE_SIZE and TYPE_SIZE_UNIT if
14231 they are both PLACEHOLDER_EXPRs.
14233 2016-06-21 Michael Meissner <meissner@linux.vnet.ibm.com>
14235 * stor-layout.c (layout_type): Move setting complex MODE to
14236 layout_type, instead of setting it ahead of time by the caller.
14237 * tree.c (build_complex_type): Likewise.
14239 2016-06-21 Martin Liska <mliska@suse.cz>
14241 * predict.c (force_edge_cold): Replace imposisble with
14244 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
14246 * config/i386/i386.c (ix86_emit_swsqrtsf): Emit vrsqrt28ps.
14247 * config/i386/sse.md (define_expand "rsqrtv16sf2"): New.
14249 2016-06-21 Ilya Verbin <ilya.verbin@intel.com>
14251 * config/i386/i386.c (ix86_emit_swdivsf): Emit vrcp28ps.
14253 2016-06-21 H.J. Lu <hongjiu.lu@intel.com>
14254 Ilya Enkovich <ilya.enkovich@intel.com>
14257 * config/i386/i386.c (timode_scalar_chain::fix_debug_reg_uses):
14258 New member function to convert V1TImode register to SUBREG
14259 TImode in debug insn.
14260 (timode_scalar_chain::convert_insn): Call fix_debug_reg_uses
14261 after changing register mode to V1TImode.
14263 2016-06-21 Virendra Pathak <virendra.pathak@broadcom.com>
14265 * config/aarch64/aarch64-cores.def (vulcan): New core.
14266 * config/aarch64/aarch64-tune.md: Regenerate.
14267 * doc/invoke.texi: Document vulcan as an available option.
14269 2016-06-21 Eric Botcazou <ebotcazou@adacore.com>
14271 * cse.c (canon_asm_operands): New function extracted from...
14272 (canonicalize_insn): ...here. Call it to canonicalize an ASM_OPERANDS
14273 either standalone or member of a PARALLEL.
14275 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
14278 * config/avr/gen-avr-mmcu-specs.c (print_mcu):
14279 [*link_data_start]: Wrap -Tdata into %{!Tdata:...}.
14280 [*link_text_start]: Wrap -Ttext into %{!Ttext:...}.
14282 2016-06-21 Georg-Johann Lay <avr@gjlay.de>
14285 * config/avr/avr.md (movqi): Only handle loading subreg:qi of
14286 constant addresses if can_create_pseudo_p.
14288 2016-06-21 Jakub Jelinek <jakub@redhat.com>
14290 PR tree-optimization/71588
14291 * tree-ssa-strlen.c (valid_builtin_call): New function.
14292 (adjust_last_stmt, handle_builtin_memset, strlen_optimize_stmt): Use
14295 2016-06-20 Jakub Jelinek <jakub@redhat.com>
14297 PR middle-end/71581
14298 * tree-ssa-uninit.c (warn_uninit): If EXPR and VAR are NULL,
14299 see if T isn't anonymous SSA_NAME with COMPLEX_EXPR created
14300 for conversion of scalar user var to complex type and use the
14301 underlying SSA_NAME_VAR in that case. If EXPR is still NULL,
14304 PR rtl-optimization/71591
14305 * toplev.c (toplev::run_self_tests): If no_backend, complain and
14306 don't run any tests.
14308 2016-06-20 Hans-Peter Nilsson <hp@axis.com>
14311 * config/cris/cris.c (cris_asm_output_mi_thunk): Add missing "ba"
14312 delay-slot "nop" for PIC with CRIS v32. Also add missing leading
14313 space for PIC with non-v32 and the common non-PIC "jump".
14315 2016-06-20 Jakub Jelinek <jakub@redhat.com>
14318 * config/i386/i386.c (ix86_fp_cmp_code_to_pcmp_immediate): Fix up
14319 returned values and add UN*/LTGT/*ORDERED cases with values matching
14320 D operand modifier on vcmp for AVX.
14322 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
14324 * config/aarch64/aarch64.opt
14325 (mpc-relative-literal-loads): Rename internal option name.
14326 * config/aarch64/aarch64.c
14327 (aarch64_nopcrelative_literal_loads): Rename to
14328 aarch64_pcrelative_literal_loads.
14329 (aarch64_expand_mov_immediate): Likewise.
14330 (aarch64_secondary_reload): Likewise.
14331 (aarch64_can_use_per_function_literal_pools_p): Likewise.
14332 (aarch64_override_options_after_change_1): Rename and simplify logic.
14333 (aarch64_classify_symbol): Merge large model checks into switch,
14334 remove pc-relative load check.
14336 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
14338 * config/arm/aarch-cost-tables.h (cortexa53_extra_costs): Make FP
14339 costs relative to the cost of a register move.
14341 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
14343 * config/aarch64/arm_neon.h (vcvt_n_f64_s64): New.
14344 (vcvt_n_f64_u64): Likewise.
14345 (vcvt_n_s64_f64): Likewise.
14346 (vcvt_n_u64_f64): Likewise.
14347 (vcvt_f64_s64): Likewise.
14348 (vrecpe_f64): Likewise.
14349 (vcvt_f64_u64): Likewise.
14350 (vrecps_f64): Likewise.
14352 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
14354 * config/aarch64/aarch64.md
14355 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3): Add attributes to
14357 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>3): Likewise. Correct
14359 * config/aarch64/aarch64-builtins.c
14360 (aarch64_types_binop_uss_qualifiers): Delete.
14361 (TYPES_BINOP_USS): Likewise.
14362 (aarch64_types_binop_sus_qualifiers): Likewise.
14363 (TYPES_BINOP_SUS): Likewise.
14364 (aarch64_types_fcvt_from_unsigned_qualifiers): New.
14365 (TYPES_FCVTIMM_SUS): Likewise.
14366 * config/aarch64/aarch64-simd-builtins.def (scvtf): Use SHIFTIMM
14368 (ucvtf): Use FCVTIMM_SUS rather than BINOP_SUS.
14369 (fcvtzs): Use SHIFTIMM rather than BINOP.
14370 (fcvtzu): Use SHIFTIMM_USS rather than BINOP_USS.
14372 2016-06-20 James Greenhalgh <james.greenhalgh@arm.com>
14374 * config/arm/aarch-cost-tables.h (cortexa57_extra_costs): Make FP
14375 costs relative to the cost of a register move.
14377 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
14379 * config/aarch64/aarch64.c (aarch64_modes_tieable_p):
14380 Allow scalar/single vector modes to be tieable.
14382 2016-06-20 Wilco Dijkstra <wdijkstr@arm.com>
14384 * config/arm/cortex-a57.md (cortex_a57_fp_cpys): Add fcsel.
14386 2016-06-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14388 * params.def (PARAM_ALIGN_LOOP_ITERATIONS): Use "alignment" instead of
14390 * tree.h (TYPE_ALIGN): Likewise.
14392 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
14395 * config/avr/avr.md (movqi): Handle loading subreg:qi (const).
14397 2016-06-20 Georg-Johann Lay <avr@gjlay.de>
14399 * config/avr/avr.c (avr_print_operand): Fix "format not a string
14400 literal" build warnings.
14401 (avr_print_operand_address): Dito.
14403 2016-06-19 David Edelsohn <dje.gcc@gmail.com>
14406 * config/rs6000/aix51.h (TARGET_EXTRA_BUILTINS): Define as 0.
14407 * config/rs6000/aix43.h (TARGET_EXTRA_BUILTINS): Same.
14409 2016-06-18 John David Anglin <danglin@gcc.gnu.org>
14411 * config/pa/pa.h (TARGET_LONG_PIC_PCREL_CALL): Remove.
14413 2016-06-18 Eric Botcazou <ebotcazou@adacore.com>
14416 * reload1.c (reload): Pass 0 to finish_spills when called because
14417 update_eliminables_and_spill returns true and remove did_spill.
14418 (finish_spills): Adjust comment and document GLOBAL parameter.
14420 2016-06-17 DJ Delorie <dj@redhat.com>
14423 * config/rl78/rl78-expand.c (umulqihi3): Enable for G10.
14424 * config/rl78/rl78-virtual.c (umulhi3_shift_virt): Likewise.
14425 (umulqihi3_virt): Likewise.
14426 * config/rl78/rl78-real.c (umulhi3_shift_real): Likewise.
14427 (umulqihi3_real): Likewise.
14429 2016-06-17 Martin Liska <mliska@suse.cz>
14431 * tree-ssa-reassoc.c (transform_add_to_multiply): Use auto_vec.
14433 2016-06-17 Martin Liska <mliska@suse.cz>
14435 * predict.def: PRED_LOOP_EXIT from 92 to 85.
14437 2016-06-17 James Greenhalgh <james.greenhalgh@arm.com>
14439 * config/arm/arm_neon.h (vadd_f32): replace __FAST_MATH with
14441 (vaddq_f32): Likewise.
14442 (vmul_f32): Likewise.
14443 (vmulq_f32): Likewise.
14444 (vsub_f32): Likewise.
14445 (vsubq_f32): Likewise.
14447 2016-06-17 Bin Cheng <bin.cheng@arm.com>
14449 PR tree-optimization/71347
14450 * tree-ssa-loop-ivopts.c (determine_group_iv_cost_address): Compute
14451 cost for all uses in group.
14453 2016-06-17 Bin Cheng <bin.cheng@arm.com>
14455 * tree-vect-loop.c (vect_create_epilog_for_reduction): Only
14456 insert gimple seq if it's not empty.
14458 2016-06-17 Bin Cheng <bin.cheng@arm.com>
14460 * tree-vectorizer.h (struct dr_with_seg_len): Remove class
14462 * tree-vect-data-refs.c (operator ==): Handle DR_OFFSET directly,
14463 rather than OFFSET.
14464 (comp_dr_with_seg_len_pair): Ditto.
14465 (vect_prune_runtime_alias_test_list): Ditto. Also Canonicalize
14466 struct dr_with_seg_len_pair against DR_OFFSET.
14467 * tree-vect-loop-manip.c (vect_create_cond_for_alias_checks): Handle
14468 DR_OFFSET directly.
14470 2016-06-17 Szabolcs Nagy <szabolcs.nagy@arm.com>
14472 * config/aarch64/geniterators.sh: Handle parenthesised conditions.
14474 2016-06-16 John David Anglin <danglin@gcc.gnu.org>
14476 * config/pa/pa.c (pa_output_pic_pcrel_sequence): New.
14477 (pa_output_lbranch): Use pa_output_pic_pcrel_sequence.
14478 (pa_output_millicode_call): Likewise.
14479 (pa_output_call): Likewise.
14480 (pa_output_indirect_call): Likewise.
14481 (pa_asm_output_mi_thunk): Likewise.
14483 2016-06-16 Bernhard Reutner-Fischer <aldot@gcc.gnu.org>
14485 * doc/invoke.texi (x86 Options): Fix -mno-fp-ret-in-387 typo.
14487 2016-06-16 Martin Liska <mliska@suse.cz>
14489 * predict.c (combine_predictions_for_insn): When we find a first
14490 match predictor, we should consider just predictors with
14491 PRED_FLAG_FIRST_MATCH. Print either first match (if any) or
14492 DS theory predictor.
14493 (combine_predictions_for_bb): Likewise.
14495 2016-06-16 Jakub Jelinek <jakub@redhat.com>
14497 * gimplify.c (gimplify_scan_omp_clauses): Handle COMPONENT_REFs
14498 with base of reference to struct.
14500 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
14502 * doc/invoke.texi (x86 Options): Document -m80387 and -mhard-float.
14504 2016-06-16 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
14507 * config/avr/avr.c (avr_asm_init_sections): Remove setup of
14508 progmem_swtable_section.
14509 (progmem_swtable_section): Remove.
14510 (avr_asm_function_rodata_section): Remove.
14511 (TARGET_ASM_FUNCTION_RODATA_SECTION): Remove.
14512 * config/avr/avr.h (JUMP_TABLES_IN_TEXT_SECTION: Define to 1.
14514 2016-06-16 Jocelyn Mayer <l_indien@magic.fr>
14516 * config/i386/driver-i386.c (host_detect_local_cpu): Set
14517 PROCESSOR_K8 for signature_CENTAUR_ebx with has_longmode.
14518 <case PROCESSOR_K8>: Pass nano-3000, nano, eden-x2 or k8 for
14519 signature_CENTAUR_ebx.
14520 * config/i386/i386.c (ix86_option_override_internal): Add
14521 definitions for VIA c7, samuel-2, nehemiah, esther, eden-x2, eden-x4,
14522 nano, nano-1000, nano-2000, nano-3000, nano-x2 and nano-x4.
14523 * doc/invoke.texi (x86 Options): Document new VIA -march entries.
14525 2016-06-16 Martin Liska <mliska@suse.cz>
14527 * predict.def: Add fortran loop preheader predictor.
14528 * gimple-fold.c (gimple_fold_stmt_to_constant_1): Properly
14529 fold IFN_BUILTIN_EXPECT with a known constant argument.
14531 2016-06-16 Martin Liska <mliska@suse.cz>
14533 * predict.def: Add 'Fortran' to display text of all
14534 PRED_FORTRAN_* predictors.
14536 2016-06-16 Uros Bizjak <ubizjak@gmail.com>
14539 * config/ia64/ia64.c (enum ia64_builtins) [IA64_BUILTIN_NANQ]: New.
14540 [IA64_BUILTIN_NANSQ]: Ditto.
14541 (ia64_fold_builtin): New function.
14542 (TARGET_FOLD_BUILTIN): New define.
14543 (ia64_init_builtins) Declare const_string_type node.
14544 Add __builtin_nanq and __builtin_nansq builtin functions.
14545 (ia64_expand_builtin): Handle IA64_BUILTIN_NANQ and IA64_BUILTIN_NANSQ.
14547 2016-06-16 Nick Clifton <nickc@redhat.com>
14549 * config/msp430/msp430-opts.h (msp430_hwmult_types): Add
14550 MSP430_HWMULT_ prefix to enum values.
14551 (msp430_regions): Add MSP430_REGION_ prefix to enum values.
14552 * config/msp430/msp430.c: Update use of enum values.
14553 * config/msp430/msp430.md: Likewise.
14554 * config/msp430/msp430.opt: Likewise.
14556 2016-06-16 Jan Hubicka <hubicka@ucw.cz>
14558 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Fix estimation
14559 of comparsions in the last iteration.
14561 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
14562 Joern Rennecke <joern.rennecke@embecosm.com>
14564 * config/arc/arc.c (arc_print_operand_address): Handle pc-relative
14566 (arc_needs_pcl_p): Add GOTOFFPC.
14567 (arc_legitimate_pic_addr_p): Likewise.
14568 (arc_output_pic_addr_const): Likewise.
14569 (arc_legitimize_pic_address): Generate a pc-relative address using
14571 (arc_output_libcall): Use @pcl syntax.
14572 (arc_delegitimize_address_0): Delegitimize ARC_UNSPEC_GOTOFFPC.
14573 * config/arc/arc.md ("unspec"): Add ARC_UNSPEC_GOTOFFPC.
14574 (*movsi_insn): Use @pcl syntax.
14575 (doloop_begin_i): Likewise.
14577 2016-06-16 Martin Liska <mliska@suse.cz>
14579 * predict.def: Define a new predictor.
14581 2016-06-16 Claudiu Zissulescu <claziss@synopsys.com>
14583 * config/arc/arc.opt (mtp-regno): Update text.
14585 2016-06-16 Renlin Li <renlin.li@arm.com>
14587 * config/aarch64/aarch64.c (aarch64_legitimize_address): Fix a typo.
14589 2016-06-16 Jakub Jelinek <jakub@redhat.com>
14592 * config/i386/i386.md (setcc + movzbl peephole2): Use reg_set_p.
14593 (setcc + and peephole2): Likewise.
14595 PR rtl-optimization/71532
14596 * cse.c (cse_insn): For const/pure calls, invalidate argument passing
14599 2016-06-15 Michael Meissner <meissner@linux.vnet.ibm.com>
14601 * config/rs6000/vsx.md (VSINT_84): Add DImode to enable loading
14602 DImode constants with XXSPLTIB in vector registers.
14603 (vsx_extract_<mode>, V2DImode/V2DFmode): Combine both
14604 vsx_extract_<mode>_internal{1,2} into a single insn that handles
14605 direct move (both ISA 2.07 and ISA 3.0 versions), and optimizes
14606 extraction of the element at the top of the register as a scalar
14608 (vsx_extract_<mode>_internal1): Likewise.
14609 (vsx_extract_<mode>_internal2): Likewise.
14610 * config/rs6000/constraints.md (wi constraint): Remove a comment
14611 about DImode not being allowed in Altivec registers.
14612 (wB constraint): New constraint for constants that can be
14613 generated in Altivec registers with VSPLTISW/VUPKHSW.
14614 * config/rs6000/predicates.md (xxspltib_constant_split): Update
14616 (xxspltib_constant_nosplit): Likewise.
14617 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Add
14618 support for -mupper-regs-di to enable DImode to go into Altivec
14620 (POWERPC_MASKS): Likewise.
14621 (power7 cpu): Likewise.
14622 * config/rs6000/rs6000.opt (-mupper-regs-di): Likewise.
14623 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Add support
14624 for DImode being allowed in Altivec registers. Update wi/wj
14625 constraints. Set scalar_in_vmx_p flag.
14626 (rs6000_option_override_internal): Add checks for -mupper-regs-di.
14627 (xxspltib_constant_p): Allow CONST_INT's with VOIDmode. Don't
14628 return true if we could use VSPLTISW/VUPKHSW instead of XXSPLTIB.
14629 (rs6000_opt_masks): Add -mupper-regs-di.
14630 * config/rs6000/rs6000.md (lfiwax): Update clobbers that don't use
14631 direct move to use wi and not wj.
14632 (lfiwzx): Likewise.
14633 (floatsi<mode>2_lfiwax_mem): Combine alternatives into a single
14635 (floatunssi<mode>2_lfiwzx_mem): Likewise.
14636 (fix_trunc<mode>di2_fctidz): Change second alternative to allow
14637 any VSX register, instead of just Altivec registers, to allow
14638 either operand to be an Altivec register or both.
14639 (fixuns_trunc<mode>di2_fctiduz): Likewise.
14640 (movdi_internal32): Add support for -mupper-regs-di. Add support
14641 to load constants via XXSPLTIB or VSPLTISW. Add spacing to allow
14642 the alternatives and attributes to be lined up to be easier to
14644 (movdi_internal64): Likewise.
14645 (64-bit DImode splitters): Change predicates to only split loading
14646 up GPR registers. Add splits for using XXSPLTIB or VSPLTISW to
14647 load constants in ISA 3.0 or ISA 2.07 respectively.
14648 * doc/invoke.texi (RS/6000 and PowerPC Options): Document
14649 -mupper-regs-di. Update -mupper-regs-df and -mupper-regs-sf to
14650 mention -mcpu=power9 sets these options.
14651 * doc/md.texi (PowerPC and IBM RS6000 constraints): Document the
14654 2016-06-15 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
14657 * config/avr/avr.c (avr_set_current_function): Warn misspelled
14658 interrupt/ signal handler if -Wmisspelled-isr flag is enabled.
14659 * config/avr/avr.opt (Wmisspelled-isr): New warning flag. Enabled
14660 by default to warn misspelled interrupt/ signal handler.
14661 * doc/invoke.texi (AVR Options): Document it. Update description
14662 for -nodevicelib option.
14664 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14666 * config/aarch64/aarch64-simd.md (aarch64_<sur>shll_n<mode>): Clean
14667 up parentheses. Use GET_MODE_UNIT_BITSIZE.
14668 (aarch64_<sur>shll2_n<mode>): Likewise.
14670 2016-06-15 Ilya Enkovich <ilya.enkovich@intel.com>
14672 PR middle-end/71529
14673 * ipa-chkp.c (chkp_build_instrumented_fndecl): Fix
14674 DECL_CONTEXT for copied arguments.
14676 2016-06-15 Alan Hayward <alan.hayward@arm.com>
14678 PR tree-optimization/71483
14679 * tree-vect-loop.c (vectorizable_live_operation): Pick correct index
14682 2016-06-15 Martin Liska <mliska@suse.cz>
14684 * predict.c (tree_predict_by_opcode): Call predict_edge_def
14685 instead of predict_edge w/o a probability.
14687 2016-06-15 Alan Hayward <alan.hayward@arm.com>
14689 PR tree-optimization/71439
14690 * tree-vect-loop.c (vect_analyze_loop_operations): Additional check for
14693 2016-06-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14695 * ifcvt.c (bb_ok_for_noce_multiple_sets): Allow simple lowpart
14696 register subregs in SET_SRC.
14698 2016-06-15 Richard Biener <rguenther@suse.de>
14700 * tree-vect-stmts.c (vectorizable_store): Remove strided grouped
14701 store restrictions.
14703 2016-06-15 Richard Biener <rguenther@suse.de>
14705 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence): Do
14706 not consider dependences between accesses that belong to the
14708 (vect_analyze_data_ref_dependences): Do not analyze read-read
14709 or self-dependences.
14711 2016-06-14 David Malcolm <dmalcolm@redhat.com>
14713 * spellcheck-tree.c: Include spellcheck-tree.h rather than
14715 (find_closest_identifier): Reimplement in terms of
14716 best_match<tree,tree>.
14717 * spellcheck-tree.h: New file.
14718 * spellcheck.c (struct edit_distance_traits<const char *>): New
14720 (find_closest_string): Reimplement in terms of
14721 best_match<const char *, const char *>.
14722 * spellcheck.h (levenshtein_distance): Move prototype of tree-based
14723 overload to spellcheck-tree.h.
14724 (find_closest_identifier): Likewise.
14725 (struct edit_distance_traits<T>): New template.
14726 (class best_match): New class.
14728 2016-06-14 David Malcolm <dmalcolm@redhat.com>
14730 * selftest-run-tests.c (selftest::run_tests): Call
14731 selftest::spellcheck_tree_c_tests.
14732 * selftest.h (selftest::spellcheck_tree_c_tests): New decl.
14733 * spellcheck-tree.c: Include selftest.h and stringpool.h.
14734 (selftest::test_find_closest_identifier): New function.
14735 (selftest::spellcheck_tree_c_tests): New function.
14736 * spellcheck.c (selftest::test_find_closest_string): Verify that
14737 the order of the vec does not affect the results for this case.
14738 (selftest::test_data): New array.
14739 (selftest::test_metric_conditions): New function.
14740 (selftest::spellcheck_c_tests): Add a test of case-comparison.
14741 Call selftest::test_metric_conditions.
14743 2016-06-14 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
14745 * config/rs6000/rs6000-builtin.def (commentary): Typo.
14746 (BU_P9_MISC_1): Likewise.
14747 (BU_P9_64BIT_MISC_0): Likewise.
14748 (BU_P9_MISC_0): Likewise.
14750 2016-06-14 David Malcolm <dmalcolm@redhat.com>
14752 * gcc-rich-location.c
14753 (gcc_rich_location::add_fixit_misspelled_id): New method.
14754 * gcc-rich-location.h
14755 (gcc_rich_location::add_fixit_misspelled_id): Add decl.
14757 2016-06-14 Andreas Tobler <andreast@gcc.gnu.org>
14759 * config/arm/freebsd.h: Only enable unaligned access for armv6 on
14760 FreeBSD 11 and above.
14762 2016-06-14 Uros Bizjak <ubizjak@gmail.com>
14764 * config/i386/i386.md (signbittf2): Emit sse_movmskps for TARGET_SSE.
14766 2016-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14768 * expmed.h: Close parenthesis in "at your option" in copyright
14770 * lower-subreg.h: Likewise.
14772 2016-06-14 Richard Biener <rguenther@suse.de>
14774 PR middle-end/71526
14775 * genmatch.c (expr::gen_transform): Use in_type for comparisons
14778 2015-06-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
14780 * config/aarch64/aarch64.c (aarch64_mask_and_shift_for_ubfiz_p):
14782 (aarch64_rtx_costs): Use it. Rewrite CONST_INT_P (op1) case to handle
14783 mask+shift version.
14784 * config/aarch64/aarch64-protos.h (aarch64_mask_and_shift_for_ubfiz_p):
14786 * config/aarch64/aarch64.md (*andim_ashift<mode>_bfiz): Replace
14787 matching condition with aarch64_mask_and_shift_for_ubfiz_p.
14789 2016-06-14 Richard Biener <rguenther@suse.de>
14791 PR tree-optimization/71522
14792 * tree-ssa.c (non_rewritable_lvalue_p): Do not rewrite non-float
14793 copying into float copying.
14795 2016-06-14 Jakub Jelinek <jakub@redhat.com>
14797 PR tree-optimization/71520
14798 * tree-ssa-tail-merge.c (find_duplicate): Handle labels.
14799 (replace_block_by): Move user labels from bb1 to bb2.
14801 2016-06-14 Richard Biener <rguenther@suse.de>
14803 PR middle-end/71310
14805 * expr.h (get_bit_range): Declare.
14806 * expr.c (get_bit_range): Export.
14807 * fold-const.c (optimize_bit_field_compare): Use get_bit_range and
14808 word_mode again to constrain the bitfield access.
14810 2016-06-14 Richard Biener <rguenther@suse.de>
14812 PR tree-optimization/71521
14813 * tree-vrp.c (extract_range_from_binary_expr_1): Guard
14814 division int_const_binop against zero divisor.
14816 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
14818 * config/i386/i386.md (signbittf2): New expander.
14819 * config/i386/sse.md (ptesttf2): New insn pattern.
14821 2016-06-13 David Malcolm <dmalcolm@redhat.com>
14824 * input.c (selftest::test_reading_source_line): Avoid reading from
14825 __FILE__ by creating a tempfile with known content and reading
14828 2016-06-13 David Malcolm <dmalcolm@redhat.com>
14830 * pretty-print.c (assert_pp_format_colored): Skip the test if
14832 (test_pp_format): Remove comment about GCC_COLORS.
14834 2016-06-13 David Malcolm <dmalcolm@redhat.com>
14836 * input.c (test_reading_source_line): Use SELFTEST_LOCATION.
14837 * pretty-print.c (assert_pp_format_va): Add location param and use
14838 it with ASSERT_STREQ_AT.
14839 (assert_pp_format): Add location param and pass it to
14840 assert_pp_format_va.
14841 (assert_pp_format_colored): Likewise.
14842 (ASSERT_PP_FORMAT_1): New.
14843 (ASSERT_PP_FORMAT_2): New.
14844 (ASSERT_PP_FORMAT_3): New.
14845 (test_pp_format): Provide SELFTEST_LOCATION throughout, either
14846 explicitly, or implicitly via the above macros.
14847 * selftest.c (selftest::pass): Use a selftest::location rather
14848 than file and line.
14849 (selftest::fail): Likewise. Print the function name.
14850 (selftest::fail_formatted): Likewise.
14851 (selftest::assert_streq): Use a selftest::location rather than
14853 * selftest.h (selftest::location): New struct.
14854 (SELFTEST_LOCATION): New macro.
14855 (selftest::pass): Accept a const location & rather than file
14857 (selftest::fail): Likewise.
14858 (selftest::fail_formatted): Likewise.
14859 (selftest::assert_streq): Likewise.
14860 (ASSERT_TRUE): Update for above changes, using SELFTEST_LOCATION.
14861 (ASSERT_FALSE): Likewise.
14862 (ASSERT_EQ): Likewise.
14863 (ASSERT_NE): Likewise.
14864 (ASSERT_STREQ): Likewise.
14865 (ASSERT_PRED1): Likewise.
14866 (ASSERT_STREQ_AT): New macro.
14868 2016-06-13 David Malcolm <dmalcolm@redhat.com>
14870 * selftest.c (selftest::fail_formatted): New function.
14871 (selftest::assert_streq): New function.
14872 * selftest.h (selftests::fail_formatted): New decl.
14873 (selftest::assert_streq): New decl.
14874 (ASSERT_STREQ): Reimplement in terms of selftest::assert_streq.
14876 2016-06-13 Jeff Law <law@redhat.com>
14878 PR tree-optimization/71403
14879 * tree-ssa-threadbackward.c
14880 (convert_and_register_jump_thread_path): No longer accept reference
14881 to path. Do not pop items off the path anymore.
14882 (fsm_find_control_statement_thread_paths): Do not allow threading
14883 to a deeper loop nest. Pop the last item off the path here rather
14884 than in convert_and_register_jump_thread_path.
14886 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
14887 Wilco Dijkstra <Wilco.Dijkstra@arm.com>
14889 [AArch64] Emit division using the Newton series
14891 * config/aarch64/aarch64-protos.h
14892 (cpu_approx_modes): Add new member "division".
14893 (aarch64_emit_approx_div): Declare new function.
14894 * config/aarch64/aarch64.c
14895 (generic_approx_modes): New member "division".
14896 (exynosm1_approx_modes): Likewise.
14897 (xgene1_approx_modes): Likewise.
14898 (aarch64_emit_approx_div): Define new function.
14899 * config/aarch64/aarch64.md ("div<mode>3"): New expansion.
14900 * config/aarch64/aarch64-simd.md ("div<mode>3"): Likewise.
14901 * config/aarch64/aarch64.opt (-mlow-precision-div): Add new option.
14902 * doc/invoke.texi (-mlow-precision-div): Describe new option.
14904 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
14905 Wilco Dijkstra <wilco.dijkstra@arm.com>
14907 [AArch64] Emit square root using the Newton series
14909 * config/aarch64/aarch64-protos.h
14910 (aarch64_emit_approx_rsqrt): Replace with new function
14911 "aarch64_emit_approx_sqrt".
14912 (cpu_approx_modes): New member "sqrt".
14913 * config/aarch64/aarch64.c
14914 (generic_approx_modes): New member "sqrt".
14915 (exynosm1_approx_modes): Likewise.
14916 (xgene1_approx_modes): Likewise.
14917 (aarch64_emit_approx_rsqrt): Replace with new function
14918 "aarch64_emit_approx_sqrt".
14919 (aarch64_override_options_after_change_1): Handle new option.
14920 * config/aarch64/aarch64-simd.md
14921 (rsqrt<mode>2): Use new function instead.
14922 (sqrt<mode>2): New expansion and insn definitions.
14923 * config/aarch64/aarch64.md: Likewise.
14924 * config/aarch64/aarch64.opt
14925 (mlow-precision-sqrt): Add new option description.
14926 * doc/invoke.texi (mlow-precision-sqrt): Likewise.
14928 2016-06-13 Evandro Menezes <e.menezes@samsung.com>
14930 [AArch64] Add more choices for the reciprocal square root approximation
14932 Allow a target to prefer such operation depending on the operation mode.
14934 * config/aarch64/aarch64-protos.h
14935 (AARCH64_APPROX_MODE): New macro.
14936 (AARCH64_APPROX_{NONE,ALL}): Likewise.
14937 (cpu_approx_modes): New structure.
14938 (tune_params): New member "approx_modes".
14939 * config/aarch64/aarch64-tuning-flags.def
14940 (AARCH64_EXTRA_TUNE_APPROX_RSQRT): Remove macro.
14941 * config/aarch64/aarch64.c
14942 (generic_approx_modes): New core "cpu_approx_modes" structure.
14943 (exynosm1_approx_modes): Likewise.
14944 (xgene1_approx_modes): Likewise.
14945 (generic_tunings): New member "approx_modes".
14946 (cortexa35_tunings): Likewise.
14947 (cortexa53_tunings): Likewise.
14948 (cortexa57_tunings): Likewise.
14949 (cortexa72_tunings): Likewise.
14950 (exynosm1_tunings): Likewise.
14951 (thunderx_tunings): Likewise.
14952 (xgene1_tunings): Likewise.
14953 (use_rsqrt_p): New argument for the mode and use new member from
14955 (aarch64_builtin_reciprocal): Devise mode from builtin.
14956 (aarch64_optab_supported_p): New argument for the mode.
14957 * doc/invoke.texi (-mlow-precision-recip-sqrt): Reword description.
14959 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
14961 * config/rs6000/rs6000.h (RS6000_BTM_COMMON): Add the
14962 RS6000_BTM_MODULO flag into the set of flags that are considered
14963 to be part of the common configuration.
14965 2016-06-13 Kelvin Nilsen <kelvin@gcc.gnu.org>
14967 * config/rs6000/altivec.h (vec_absd): New macro for vector absolute
14968 difference unsigned.
14969 (vec_absdb): New macro for vector absolute difference unsigned
14971 (vec_absdh): New macro for vector absolute difference unsigned
14973 (vec_absdw): New macro for vector absolute difference unsigned word.
14974 * config/rs6000/altivec.md (UNSPEC_VADU): New value.
14975 (vadu<mode>3): New insn.
14976 (*p9_vadu<mode>3): New insn.
14977 * config/rs6000/rs6000-builtin.def (vadub): New built-in
14979 (vaduh): New built-in definition.
14980 (vaduw): New built-in definition.
14981 (vadu): New overloaded built-in definition.
14982 (vadub): New overloaded built-in definition.
14983 (vaduh): New overloaded built-in definition.
14984 (vaduw): New overloaded built-in definition.
14985 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
14986 overloaded vector absolute difference unsigned functions.
14987 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
14988 the ISA 3.0 vector absolute difference unsigned built-in functions.
14990 2016-06-13 Eric Botcazou <ebotcazou@adacore.com>
14992 * tree-ssa-sccvn.c (vn_reference_lookup_3): Use a uniform test and
14993 update shared_lookup_references only once after changing operands.
14995 2016-06-13 Thomas Schwinge <thomas@codesourcery.com>
14997 PR middle-end/71373
14998 * tree-nested.c (convert_nonlocal_omp_clauses)
14999 (convert_local_omp_clauses): Document missing OMP_CLAUSE_*.
15001 * tree-cfg.c (edge_to_cases_cleanup): Fix CASE_CHAIN typo.
15002 * tree.def (CASE_LABEL_EXPR): Likewise.
15004 2016-06-13 Bernd Edlinger <bernd.edlinger@hotmail.de>
15007 * input.c (test_builtins): Fix an assertion.
15009 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
15011 * config/i386/i386.md (paritydi2): Use ix86_expand_setcc.
15012 (paritysi2): Ditto.
15014 (isinf<mode>2): Ditto.
15016 2016-06-13 Uros Bizjak <ubizjak@gmail.com>
15018 * ggc-tests.c (test_finalization): Only test need_finalization_p
15019 for GCC_VERSION >= 4003.
15021 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15023 * config/s390/vecintrin.h: Fix file description in comment.
15025 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15027 * config/s390/s390-builtin-types.def: Change builtin type naming
15028 scheme to match builtin-types.def.
15030 2016-06-13 Marc Glisse <marc.glisse@inria.fr>
15032 * fold-const.c (optimize_minmax_comparison): Remove.
15033 (fold_comparison): Remove call to the above.
15034 * match.pd (MIN (X, Y) == X, MIN (X, 5) == 0, MIN (X, C1) < C2):
15035 New transformations.
15037 2016-06-13 Alan Hayward <alan.hayward@arm.com>
15039 PR tree-optimization/71416
15040 * tree-vect-loop.c (vectorizable_live_operation): Let worklist have
15043 2016-06-13 Martin Liska <mliska@suse.cz>
15045 * predict.c (enum predictor_reason): Prefix enum with REASON_.
15046 (combine_predictions_for_insn): Likewise.
15047 (prune_predictions_for_bb): Likewise.
15048 (combine_predictions_for_bb): Likewise.
15050 2016-06-13 Richard Biener <rguenther@suse.de>
15052 PR tree-optimization/71505
15053 * tree-vect-data-refs.c (vect_analyze_data_ref_accesses): Make
15054 assert match comment.
15056 2016-06-13 Marek Polacek <polacek@redhat.com>
15058 PR middle-end/71476
15059 * gimplify.c (maybe_warn_switch_unreachable): Factored out of
15060 gimplify_switch_expr.
15061 (warn_switch_unreachable_r): New function.
15063 2016-06-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
15066 * config/s390/s390.c (s390_expand_builtin): Increase MAX_ARGS by
15069 2016-06-13 Richard Biener <rguenther@suse.de>
15071 PR middle-end/64516
15072 * fold-const.c (fold_unary_loc): Preserve alignment when
15073 folding a VIEW_CONVERT_EXPR into a MEM_REF.
15075 2016-06-13 Martin Liska <mliska@suse.cz>
15078 * toplev.c (process_options): Do not enable -fcheck-pointer-bounds
15079 w/ -fsanitize=bounds.
15081 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
15083 * config/i386/i386.c (ix86_init_builtins): Calculate
15084 FLOAT128_FTYPE_CONST_STRING function type only once.
15085 * doc/extend.texi (x86 Built-in Functions): Update text, __float128
15086 built-in functions are available for x86-32 and x86-64 targets.
15088 2016-06-12 Uros Bizjak <ubizjak@gmail.com>
15091 * config/i386/i386.i386-builtin-types.def (CONST_STRING):
15092 New primitive type.
15093 (FLOAT128_FTYPE_CONST_STRING): New function type.
15094 * config/i386/i386.c (enum ix86_builtins) [IX86_BUILTIN_NANQ]: New.
15095 [IX86_BUILTIN_NANSQ]: Ditto.
15096 (ix86_fold_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
15097 (ix86_init_builtin_types): Declare const_string_type_node.
15098 (ix86_init_builtins): Add __builtin_nanq and __builtin_nansq
15100 (ix86_expand_builtin): Handle IX86_BUILTIN_NANQ and IX86_BUILTIN_NANSQ.
15101 * doc/extend.texi (x86 Built-in Functions): Document
15102 __builtin_nanq and __builtin_nansq.
15104 2016-06-11 Jiong Wang <jiong.wang@arm.com>
15107 * config/arm/arm-protos.h (arm_attr_length_pop_multi): New declaration.
15108 * config/arm/arm.c (arm_attr_length_pop_multi): New function to return
15109 length for pop patterns.
15110 (arm_attr_length_push_multi): Update comments.
15111 * config/arm/arm.md (*load_multiple_with_writeback): Set "length"
15113 (*pop_multiple_with_writeback_and_return): Likewise.
15114 (*pop_multiple_with_return): Likewise.
15116 2016-06-11 Segher Boessenkool <segher@kernel.crashing.org>
15118 PR middle-end/71310
15119 * fold-const.c (optimize_bit_field_compare): Don't try to use
15120 word_mode unconditionally for reading the bit field, look at
15121 DECL_BIT_FIELD_REPRESENTATIVE instead.
15123 2016-06-11 Kugan Vivekanandarajah <kuganv@linaro.org>
15125 PR middle-end/71478
15126 * tree-ssa-reassoc.c (reassociate_bb): Remove (-1) from ops list for
15127 vector integer type.
15129 2016-06-10 Jakub Jelinek <jakub@redhat.com>
15131 PR middle-end/71494
15132 * tree-nested.c (convert_nonlocal_reference_stmt): For GIMPLE_GOTO
15133 without LABEL_DECL, set *handled_ops_p to false instead of true.
15135 2016-06-10 Martin Sebor <msebor@redhat.com>
15138 * builtin-attrs.def (ATTR_NOTHROW_NONNULL_LEAF_LIST): New macro.
15139 (ATTR_NOTHROW_NONNULL_TYPEGENERIC_LEAF): Same.
15140 * builtins.def (BUILT_IN_SADD_OVERFLOW, BUILT_IN_SADDL_OVERFLOW): Use
15142 (BUILT_IN_SADDLL_OVERFLOW, BUILT_IN_SSUB_OVERFLOW): Same.
15143 (BUILT_IN_SSUBL_OVERFLOW, BUILT_IN_SSUBLL_OVERFLOW): Same.
15144 (BUILT_IN_SMUL_OVERFLOW, BUILT_IN_SMULL_OVERFLOW): Same.
15145 (BUILT_IN_SMULLL_OVERFLOW, BUILT_IN_UADD_OVERFLOW): Same.
15146 (BUILT_IN_UADDL_OVERFLOW, BUILT_IN_UADDLL_OVERFLOW): Same.
15147 (BUILT_IN_USUB_OVERFLOW, BUILT_IN_USUBL_OVERFLOW): Same.
15148 (BUILT_IN_USUBLL_OVERFLOW, BUILT_IN_UMUL_OVERFLOW): Same.
15149 (BUILT_IN_UMULL_OVERFLOW, BUILT_IN_UMULLL_OVERFLOW): Same.
15151 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
15153 * config/arm/arm.h (pool_vector_label,
15154 return_used_this_function): Remove.
15156 2016-06-10 Jeff Law <law@redhat.com>
15158 PR tree-optimization/71335
15159 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Filter out
15160 zero length paths here.
15161 (convert_and_register_jump_thread_path): Remove hacks related to
15162 duplicated blocks in the jump thread path.
15163 (fsm_find_control_statement_thread_paths): Avoid putting the same
15164 block on the thread path twice, but ensure the thread path is
15165 unchanged from the caller's point of view.
15167 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
15169 * predict.c (predict_loops): Remove PRED_LOOP_BRANCH.
15170 * predict.def (PRED_LOOP_BRANCH): Remove.
15172 2016-06-10 David Malcolm <dmalcolm@redhat.com>
15174 * Makefile.in (OBJS): Add ggc-tests.o.
15175 (GTFILES): Add ggc-tests.c.
15176 * ggc-tests.c: New file.
15177 * selftest-run-tests.c (selftest::run_tests): Call
15178 selftest::ggc_tests_c_tests.
15179 * selftest.h (selftest::ggc_tests_c_tests): New prototype.
15181 2016-06-10 Alexander Monakov <amonakov@ispras.ru>
15183 * match.pd (-1 / B < A): Use :c to avoid pattern duplication.
15185 2016-06-10 Maxim Ostapenko <m.ostapenko@samsung.com>
15188 * varasm.c (place_block_symbol): Adjust alignment for asan protected
15189 STRING_CSTs even if TREE_CONSTANT_POOL_ADDRESS_P.
15191 2016-06-10 Jan Hubicka <hubicka@ucw.cz>
15193 * profile.c: Include cfgloop.h.
15194 (branch_prob): Compute estimated number of iterations.
15195 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Do not
15196 recompute estimate number of iterations from profile.
15198 2016-06-10 Bernd Edlinger <bernd.edlinger@hotmail.de>
15200 PR inline-asm/68843
15201 * reg-stack.c (check_asm_stack_operands): Explicit input arguments
15202 must be grouped on top of stack. Don't force early clobber
15203 on ordinary reg outputs.
15205 2016-06-10 Richard Biener <rguenther@suse.de>
15207 * targhooks.c (default_builtin_vectorization_cost): Adjust
15208 vec_construct cost.
15210 2016-06-10 Richard Biener <rguenther@suse.de>
15212 * gimple-fold.c (gimple_fold_builtin_memory_op): Make sure
15213 to fold the RHS to a constant if possible.
15215 2016-06-10 Thomas Schwinge <thomas@codesourcery.com>
15217 PR middle-end/71373
15218 * tree-nested.c (convert_nonlocal_omp_clauses)
15219 (convert_local_omp_clauses): Handle OMP_CLAUSE_ASYNC,
15220 OMP_CLAUSE_WAIT, OMP_CLAUSE_INDEPENDENT, OMP_CLAUSE_AUTO,
15221 OMP_CLAUSE__CACHE_, OMP_CLAUSE_TILE.
15223 * gimplify.c (gimplify_adjust_omp_clauses): Discard
15225 * omp-low.c (scan_sharing_clauses): Don't expect OMP_CLAUSE_TILE.
15227 * omp-low.c (scan_sharing_clauses): Don't expect
15228 OMP_CLAUSE__CACHE_.
15230 2016-06-10 Alan Hayward <alan.hayward@arm.com>
15232 PR tree-optimization/71407
15233 PR tree-optimization/71416
15234 * tree-vect-loop.c (vectorizable_live_operation): Use vectype for
15235 BIT_FIELD_REF type.
15237 2016-06-10 Richard Biener <rguenther@suse.de>
15239 PR middle-end/71477
15240 * cfgloop.c (alloc_loop): Initialize nb_iterations_likely_upper_bound.
15242 2016-06-09 Eric Botcazou <ebotcazou@adacore.com>
15244 * df-problems.c (df_note_bb_compute): Guard use of DF_INSN_INFO_GET.
15246 2016-06-09 Vladimir Makarov <vmakarov@redhat.com>
15247 Jiong Wang <jiong.wang@arm.com>
15249 PR rtl-optimization/70751
15250 * lra-constraints.c (process_alt_operands): Recognize Non-pseudo
15251 spilled into memory.
15253 2016-06-09 Jonathan Yong <10walls@gmail.com>
15256 2015-09-21 Jonathan Yong <10walls@gmail.com>
15258 * config/i386/cygwin.h (STARTFILE_SPEC): Explicitly search
15259 sysroot/usr/lib/32api for additional win32 libraries,
15260 fixes failing Cygwin bootstrapping.
15262 2016-06-09 Marcin Baczyński <marbacz@gmail.com>
15264 * diagnostic.h (diagnostic_line_cutoff, diagnostic_flush_buffer):
15267 2016-06-09 David Malcolm <dmalcolm@redhat.com>
15270 * pretty-print.c (pp_indent): Specify that %p is printed in a
15271 host-dependent manner.
15272 (test_pp_format): Remove the test for %p.
15274 2016-06-09 Maciej W. Rozycki <macro@imgtec.com>
15276 * config/mips/mips.c (mips_output_jump): Fix formatting.
15278 2016-06-09 Richard Biener <rguenther@suse.de>
15280 PR tree-optimization/71462
15281 * tree-ssa-loop-manip.c (find_uses_to_rename): Guard against
15284 2016-06-09 Martin Liska <mliska@suse.cz>
15286 * predict.c (dump_prediction): Add new argument.
15287 (enum predictor_reason): New enum.
15288 (struct predictor_hash): New struct.
15289 (predictor_hash::hash): New function.
15290 (predictor_hash::equal): Likewise.
15291 (not_removed_prediction_p): New function.
15292 (prune_predictions_for_bb): Likewise.
15293 (combine_predictions_for_bb): Prune predictions.
15295 2016-06-09 Martin Liska <mliska@suse.cz>
15297 * predict.c (filter_predictions): New function.
15298 (remove_predictions_associated_with_edge): Use the filter
15300 (equal_edge_p): New function.
15302 2016-06-09 Stefan Bruens <stefan.bruens@rwth-aachen.de>
15304 * doc/invoke.texi (ARM Options): Use lexicographical ordering.
15305 Correct usage of @samp vs @option, add @samp where appropriate.
15306 Add -march={armv6k,armv6z,arm6zk}, remove -march=ep9312.
15307 Add armv6s-m and document it, as it is no official ARM name.
15309 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15311 * ifcvt.c (struct noce_if_info): Add transform_name field.
15312 (noce_try_move): Set if_info->transform_name to the function name.
15313 (noce_try_ifelse_collapse): Likewise.
15314 (noce_try_store_flag): Likewise.
15315 (noce_try_inverse_constants): Likewise.
15316 (noce_try_store_flag_constants): Likewise.
15317 (noce_try_addcc): Likewise.
15318 (noce_try_store_flag_mask): Likewise.
15319 (noce_try_cmove): Likewise.
15320 (noce_try_cmove_arith): Likewise.
15321 (noce_try_minmax): Likewise.
15322 (noce_try_abs): Likewise.
15323 (noce_try_sign_mask): Likewise.
15324 (noce_try_bitop): Likewise.
15325 (noce_convert_multiple_sets): Likewise.
15326 (noce_process_if_block): Print if_info->transform_name to
15327 dump_file if transformation succeeded.
15329 2016-06-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15331 * config/arm/cortex-a57.md (cortex_a57_alu):
15334 2016-06-08 Martin Sebor <msebor@redhat.com>
15335 Jakub Jelinek <jakub@redhat.com>
15339 * builtins.def (BUILT_IN_ADD_OVERFLOW_P, BUILT_IN_SUB_OVERFLOW_P,
15340 BUILT_IN_MUL_OVERFLOW_P): New builtins.
15341 * builtins.c: Include gimple-fold.h.
15342 (fold_builtin_arith_overflow): Handle
15343 BUILT_IN_{ADD,SUB,MUL}_OVERFLOW_P.
15344 (fold_builtin_3): Likewise.
15345 * doc/extend.texi (Integer Overflow Builtins): Document
15346 __builtin_{add,sub,mul}_overflow_p.
15348 2016-06-08 Jose E. Marchesi <jose.marchesi@oracle.com>
15350 * config/sparc/driver-sparc.c (cpu_names): Fix the entry for the
15351 SPARC-M7 and add an entry for SPARC-S7 cpus (Sonoma).
15353 2016-06-08 Alan Lawrence <alan.lawrence@arm.com>
15355 * config/aarch64/aarch64.c (aarch64_function_arg_alignment):
15356 Rewrite, looking one level down for records and arrays.
15358 2016-06-08 David Malcolm <dmalcolm@redhat.com>
15360 * pretty-print.c: Include "selftest.h".
15361 (pp_format): Fix comment.
15362 (identifier_to_locale): Likewise.
15363 (selftest::test_basic_printing): New function.
15364 (selftest::assert_pp_format): New function.
15365 (selftest::test_pp_format): New function.
15366 (selftest::pretty_print_c_tests): New function.
15367 * selftest-run-tests.c (selftest::run_tests): Call
15368 selftest::pretty_print_c_tests.
15369 * selftest.h (pretty_print_c_tests): New declaration.
15371 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
15373 * invoke.texi (max-loop-headers-insns): Document.
15374 * params.def (PARAM_MAX_LOOP_HEADER_INSNS): New.
15375 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Update comment.
15376 (ch_base::copy_headers): Use PARAM_MAX_LOOP_HEADER_INSNS.
15378 2016-06-08 Richard Biener <rguenther@suse.de>
15380 * tree-vect-stmts.c (vectorizable_load): Remove restrictions
15381 on strided SLP loads and fall back to scalar loads in case
15382 we can't chunk them.
15384 2016-06-08 Richard Biener <rguenther@suse.de>
15386 PR tree-optimization/71452
15387 * tree-ssa.c (non_rewritable_lvalue_p): Make sure that the
15388 type used for the SSA rewrite has enough precision to cover
15389 the dynamic type of the location.
15391 2016-06-08 Jakub Jelinek <jakub@redhat.com>
15392 Richard Biener <rguenther@suse.de>
15395 * fold-const.c (fold_comparison): Handle CONSTANT_CLASS_P (base0)
15396 the same as DECL_P (base0) for indirect_base0. Use equality_code
15397 in one further place.
15399 2016-06-08 Richard Sandiford <richard.sandiford@arm.com>
15401 * expmed.c (store_bit_field_1): Do not restrict a multiword op0
15402 to one word if the field is known to overlap other words.
15403 (extract_bit_field_1): Likewise.
15404 (store_split_bit_field): Remove compensating code.
15405 (extract_split_bit_field): Likewise.
15407 2016-06-08 Bernd Schmidt <bschmidt@redhat.com>
15411 * tree-ssa-strlen.c (handle_builtin_memcmp): Ignore debug insns.
15413 2016-06-08 Jiong Wang <jiong.wang@arm.com>
15415 * config/aarch64/aarch64-builtins.def (faddp): New builtins for modes in
15417 * config/aarch64/aarch64-simd.md (aarch64_faddp<mode>): New.
15418 (arch64_addpv4sf): Delete.
15419 (reduc_plus_scal_v4sf): Use "gen_aarch64_faddpv4sf" instead of
15420 "gen_aarch64_addpv4sf".
15421 * config/aarch64/arm_neon.h (vpadd_f32): Remove inline assembly. Use
15423 (vpadds_f32): Likewise.
15424 (vpaddq_f32): Likewise.
15425 (vpaddq_f64): Likewise.
15427 2016-06-08 Jiong Wang <jiong.wang@arm.com>
15429 * config/aarch64/aarch64-builtins.def (fabd): New builtins for modes
15431 * config/aarch64/aarch64-simd.md (fabd<mode>_3): Extend modes from VDQF
15432 to VALLF. Rename to "fabd<mode>3".
15433 "*fabd_scalar<mode>3): Delete.
15434 * config/aarch64/arm_neon.h (vabds_f32): Remove inline assembly.
15436 (vabdd_f64): Likewise.
15437 (vabd_f32): Likewise.
15438 (vabd_f64): Likewise.
15439 (vabdq_f32): Likewise.
15440 (vabdq_f64): Likewise.
15442 2016-06-08 Jiong Wang <jiong.wang@arm.com>
15444 * config/aarch64/aarch64-builtins.def (rsqrts): New builtins for modes
15446 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_<mode>3): Rename to
15447 "aarch64_rsqrts<mode>".
15448 * config/aarch64/aarch64.c (get_rsqrts_type): Update gen* name.
15449 * config/aarch64/arm_neon.h (vrsqrtss_f32): Remove inline assembly. Use
15451 (vrsqrtsd_f64): Likewise.
15452 (vrsqrts_f32): Likewise.
15453 (vrsqrts_f64): Likewise.
15454 (vrsqrtsq_f32): Likewise.
15455 (vrsqrtsq_f64): Likewise.
15457 2016-06-08 Jiong Wang <jiong.wang@arm.com>
15459 * config/aarch64/aarch64-builtins.def (rsqrte): New builtins for modes
15461 * config/aarch64/aarch64-simd.md (aarch64_rsqrte_<mode>2): Rename to
15462 "aarch64_rsqrte<mode>".
15463 * config/aarch64/aarch64.c (get_rsqrte_type): Update gen* name.
15464 * config/aarch64/arm_neon.h (vrsqrts_f32): Remove inline assembly. Use
15466 (vrsqrted_f64): Likewise.
15467 (vrsqrte_f32): Likewise.
15468 (vrsqrte_f64): Likewise.
15469 (vrsqrteq_f32): Likewise.
15470 (vrsqrteq_f64): Likewise.
15472 2016-06-08 Jiong Wang <jiong.wang@arm.com>
15474 * config/aarch64/aarch64-builtins.def (scvtf): Register vector modes.
15476 (fcvtzs): Likewise.
15477 (fcvtzu): Likewise.
15478 * config/aarch64/aarch64-simd.md
15479 (<FCVT_F2FIXED:fcvt_fixed_insn><VDQF:mode>3): New.
15480 (<FCVT_FIXED2F:fcvt_fixed_insn><VDQ_SDI:mode>3): Likewise.
15481 * config/aarch64/arm_neon.h (vcvt_n_f32_s32): Remove inline assembly.
15483 (vcvt_n_f32_u32): Likewise.
15484 (vcvt_n_s32_f32): Likewise.
15485 (vcvt_n_u32_f32): Likewise.
15486 (vcvtq_n_f32_s32): Likewise.
15487 (vcvtq_n_f32_u32): Likewise.
15488 (vcvtq_n_f64_s64): Likewise.
15489 (vcvtq_n_f64_u64): Likewise.
15490 (vcvtq_n_s32_f32): Likewise.
15491 (vcvtq_n_s64_f64): Likewise.
15492 (vcvtq_n_u32_f32): Likewise.
15493 (vcvtq_n_u64_f64): Likewise.
15494 * config/aarch64/iterators.md (VDQ_SDI): New mode iterator.
15495 (VSDQ_SDI): Likewise.
15496 (fcvt_target): Support V4DI, V4SI and V2SI.
15497 (FCVT_TARGET): Likewise.
15499 2016-06-08 Jiong Wang <jiong.wang@arm.com>
15501 * config/aarch64/aarch64-builtins.c (TYPES_BINOP_USS): New
15502 (TYPES_BINOP_SUS): Likewise.
15503 (aarch64_simd_builtin_data): Update include file name.
15504 (aarch64_builtins): Likewise.
15505 * config/aarch64/aarch64-simd-builtins.def (scvtf): New entries
15506 for conversion between scalar float-point and fixed-point.
15508 (fcvtzs): Likewise.
15509 (fcvtzu): Likewise.
15510 * config/aarch64/aarch64.md
15511 (<FCVT_F2FIXED:fcvt_fixed_insn><GPF:mode>3: New
15512 pattern for conversion between scalar float to fixed-pointer.
15513 (<FCVT_FIXED2F:fcvt_fixed_insn><GPI:mode>: Likewise.
15514 (UNSPEC_FCVTZS): New UNSPEC enumeration.
15515 (UNSPEC_FCVTZU): Likewise.
15516 (UNSPEC_SCVTF): Likewise.
15517 (UNSPEC_UCVTF): Likewise.
15518 * config/aarch64/arm_neon.h (vcvtd_n_f64_s64): Remove inline assembly.
15520 (vcvtd_n_f64_u64): Likewise.
15521 (vcvtd_n_s64_f64): Likewise.
15522 (vcvtd_n_u64_f64): Likewise.
15523 (vcvtd_n_f32_s32): Likewise.
15524 (vcvts_n_f32_u32): Likewise.
15525 (vcvtd_n_s32_f32): Likewise.
15526 (vcvts_n_u32_f32): Likewise.
15527 * config/aarch64/iterators.md (fcvt_target): Support integer to float
15529 (FCVT_TARGET): Likewise.
15530 (FCVT_FIXED2F): New iterator.
15531 (FCVT_F2FIXED): Likewise.
15532 (fcvt_fixed_insn): New define_int_attr.
15534 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
15536 * predict.c (pass_strip_predict_hints::execute): Cleanup CFG if
15537 some statements was removed.
15539 2016-06-08 Alan Hayward <alan.hayward@arm.com>
15541 * tree-vect-data-refs.c (vect_analyze_data_refs): Remove debug newline.
15542 * tree-vect-loop-manip.c (slpeel_make_loop_iterate_ntimes): likewise.
15543 (vect_can_advance_ivs_p): likewise.
15544 (vect_update_ivs_after_vectorizer): likewise.
15545 * tree-vect-loop.c (vect_determine_vectorization_factor): likewise.
15546 (vect_analyze_scalar_cycles_1): likewise.
15547 (vect_analyze_loop_operations): likewise.
15548 (report_vect_op): likewise.
15549 (vect_is_slp_reduction): likewise.
15550 (vect_is_simple_reduction): likewise.
15551 (get_initial_def_for_induction): likewise.
15552 (vect_transform_loop): likewise.
15553 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): likewise.
15554 (vect_recog_sad_pattern): likewise.
15555 (vect_recog_widen_sum_pattern): likewise.
15556 (vect_recog_widening_pattern): likewise.
15557 (vect_recog_divmod_pattern): likewise.
15558 * tree-vect-slp.c (vect-build-slp_tree_1): likewise.
15559 (vect_analyze_slp_instance): likewise.
15560 (vect_transform_slp_perm_load): likewise.
15561 (vect_schedule_slp_instance): likewise.
15563 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
15565 * predict.c (predict_iv_comparison): Mention that heuristics is broken.
15566 (return_prediction): PRED_CONST_RETURN predict return as not taken.
15567 * predict.def (PRED_CONTINUE): Change hitrate 50->67
15568 (PRED_LOOP_BRANCH): Document predictor as broken.
15569 (PRED_LOOP_EXIT): Change hitrate 91->92.
15570 (PRED_LOOP_EXTRA_EXIT): Change hitrate 91->83.
15571 (PRED_POINTER, PRED_TREE_POINTER): Change hitrate 85->70.
15572 (PRED_OPCODE_POSITIVE): Change hitrate 79->64.
15573 (PRED_OPCODE_NONEQUAL): Change hitrate 91->66.
15574 (PRED_TREE_OPCODE_POSITIVE): Change hitrate 73->64
15575 (PRED_TREE_OPCODE_NONEQUAL): Chnage hitrate 72->66
15576 (PRED_CALL): Chane hitrate 71->67.
15577 (PRED_TREE_EARLY_RETURN): Document issues, change hitrate 61->54.
15578 (PRED_GOTO): Document as unused right now.
15579 (PRED_CONST_RETURN): Change hitrate 67->69
15580 (PRED_NEGATIVE_RETURN): Change hitrate 96->98
15581 (PRED_NULL_RETURN): Change hitrate 91->90.
15582 (PRED_LOOP_IV_COMPARE_GUESS): Change hitrate to 98.
15583 (PRED_FORTRAN_FAIL_ALLOC): Change hitrate to 62; document issues.
15584 (PRED_FORTRAN_SIZE_ZERO): Change hitrate to 99.
15586 2016-06-07 Bill Seurer <seurer@linux.vnet.ibm.com>
15588 * config/rs6000/altivec.h: Add __builtin_vec_mul.
15589 * config/rs6000/rs6000-builtin.def (vec_mul): Change vec_mul to a
15590 special case Altivec builtin.
15591 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
15592 VSX_BUILTIN_VEC_MUL (replaced with special case code).
15593 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
15594 code for ALTIVEC_BUILTIN_VEC_MUL.
15595 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
15596 for __builtin_vec_mul.
15598 2016-06-07 Peter Bergner <bergner@vnet.ibm.com>
15600 * doc/invoke.texi (RS/6000 and PowerPC Options): Document -mhtm and
15603 2016-06-07 David Malcolm <dmalcolm@redhat.com>
15605 * spellcheck.c (selftest::test_find_closest_string): New function.
15606 (spellcheck_c_tests): Call the above.
15608 2016-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15610 * simplify-rtx.c (simplify_cond_clz_ctz): Delete 'mode' local variable.
15612 2016-06-07 Jakub Jelinek <jakub@redhat.com>
15614 * config/i386/sse.md (avx_vec_concat<mode>): Add v=v,vm and
15615 Yv=Yv,C alternatives.
15617 2016-06-07 Richard Biener <rguenther@suse.de>
15620 * common.opt (ffast-math): Make Optimization.
15622 2016-06-07 Simon Dardis <simon.dardis@imgtec.com>
15623 Prachi Godbole <prachi.godbole@imgtec.com>
15625 * config/mips/p5600.md (p5600_fpu_fadd): Remove checking for
15626 `fabs' and `fneg' type attributes.
15627 (p5600_fpu_fabs): Add `fmove' to the comment.
15629 2016-06-07 Jan Hubicka <hubicka@ucw.cz>
15631 * gimple.c: Include builtins.h
15632 (gimple_inexpensive_call_p): New function.
15633 * gimple.h (gimple_inexpensive_call_p): Declare.
15634 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use it.
15635 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Likewise;
15638 2016-06-07 Paolo Carlini <paolo.carlini@oracle.com>
15640 * diagnostic.c (diagnostic_impl, diagnostic_n_impl): New.
15641 (inform, inform_at_rich_loc, inform_n, warning, warning_at,
15642 warning_at_rich_loc, warning_n, pedwarn, permerror,
15643 permerror_at_rich_loc, error, error_n, error_at, error_at_rich_loc,
15644 sorry, fatal_error, internal_error, internal_error_no_backtrace):
15647 2016-06-07 Richard Biener <rguenther@suse.de>
15649 PR tree-optimization/71428
15650 * tree-ssa-math-opts.c (perform_symbolic_merge): Properly distinguish
15651 BIT_FIELD_REF op vs. load.
15653 2016-06-07 Richard Biener <rguenther@suse.de>
15655 PR middle-end/71423
15656 * match.pd ((X | ~Y) -> Y <= X): Properly invert the comparison
15659 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
15661 * config/pa/pa.md (call): Generate indirect long calls to non-local
15662 functions on TARGET_64BIT.
15663 (call_value): Likewise.
15665 2016-06-06 John David Anglin <danglin@gcc.gnu.org>
15667 * config/pa/pa.md (call_val_reg_64bit): Remove "reg: DI " clobber from
15668 pattern and subsequent splitters.
15669 (call_val_reg_64bit_post_reload): Likewise.
15671 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
15673 PR middle-end/71408
15674 * tree-ssa-reassoc.c (zero_one_operation): Fix NEGATE_EXPR operand for
15675 propagate_op_to_single_use.
15677 2016-06-07 Kugan Vivekanandarajah <kuganv@linaro.org>
15679 PR middle-end/71281
15680 * tree-ssa-reassoc.c (reassociate_bb): Set uid for negate stmt.
15682 2016-06-07 Uros Bizjak <ubizjak@gmail.com>
15684 * config/i386/i386.h (enum ix86_enitity): Add X86_DIRFLAG.
15685 (enum x86_dirflag_state): New enum.
15686 (NUM_MODES_FOR_MODE_SWITCHING): Add X86_DIRFLAG_ANY.
15687 (machine_function): Remove needs_cld.
15688 (ix86_current_function_needs_cld): Remove.
15689 * config/i386/i386.c (ix86_set_func_type): Set
15690 ix86_optimize_mode_switching[X86_DIRFLAG] to 1.
15691 (ix86_expand_prologue): Do not emit CLD here.
15692 (ix86_dirflag_mode_needed): New function.
15693 (ix86_dirflag_mode_entry): Ditto.
15694 (ix86_mode_needed): Handle X86_DIRFLAG entity.
15695 (ix86_mode_after): Ditto.
15696 (ix86_mode_entry): Ditto.
15697 (ix86_mode_exit): Ditto.
15698 (ix86_emit_mode_set): Ditto.
15699 * config/i386/i386.md (strmov_singleop): Set
15700 ix86_optimize_mode_switching[X86_DIRFLAG] to 1 for TARGET_CLD.
15701 Do not set ix86_current_function_needs_cld.
15703 (strset_singleop): Ditto.
15705 (cmpstrnqi_nz_1): Ditto.
15706 (cmpstrnqi_1): Ditto.
15707 (strlenqi_1): Ditto.
15709 2016-06-06 Jakub Jelinek <jakub@redhat.com>
15711 PR tree-optimization/71259
15712 * tree-vect-slp.c (vect_get_constant_vectors): For
15713 VECTOR_BOOLEAN_TYPE_P, return all ones constant instead of
15714 one for constant op, and use COND_EXPR for non-constant.
15716 2016-06-06 David Malcolm <dmalcolm@redhat.com>
15718 * Makefile.in (OBJS): Add function-tests.o,
15719 hash-map-tests.o, hash-set-tests.o, rtl-tests.o,
15720 selftest-run-tests.o.
15721 (OBJS-libcommon): Add selftest.o.
15722 (OBJS-libcommon-target): Add selftest.o.
15723 (all.internal): Add "selftest".
15724 (all.cross): Likewise.
15725 (selftest): New phony target.
15726 (s-selftest): New target.
15727 (selftest-gdb): New phony target.
15728 (COLLECT2_OBJS): Add selftest.o.
15729 * bitmap.c: Include "selftest.h".
15730 (selftest::test_gc_alloc): New function.
15731 (selftest::test_set_range): New function.
15732 (selftest::test_clear_bit_in_middle): New function.
15733 (selftest::test_copying): New function.
15734 (selftest::test_bitmap_single_bit_set_p): New function.
15735 (selftest::bitmap_c_tests): New function.
15736 * common.opt (fself-test): New.
15737 * diagnostic-show-locus.c: Include "selftest.h".
15738 (make_range): New function.
15739 (test_range_contains_point_for_single_point): New function.
15740 (test_range_contains_point_for_single_line): New function.
15741 (test_range_contains_point_for_multiple_lines): New function.
15742 (assert_eq): New function.
15743 (test_get_line_width_without_trailing_whitespace): New function.
15744 (selftest::diagnostic_show_locus_c_tests): New function.
15745 * et-forest.c: Include "selftest.h".
15746 (selftest::test_single_node): New function.
15747 (selftest::test_simple_tree): New function.
15748 (selftest::test_disconnected_nodes): New function.
15749 (selftest::et_forest_c_tests): New function.
15750 * fold-const.c: Include "selftest.h".
15751 (selftest::assert_binop_folds_to_const): New function.
15752 (selftest::assert_binop_folds_to_nonlvalue): New function.
15753 (selftest::test_arithmetic_folding): New function.
15754 (selftest::fold_const_c_tests): New function.
15755 * function-tests.c: New file.
15756 * gimple.c: Include "selftest.h".
15757 Include "gimple-pretty-print.h".
15758 (selftest::verify_gimple_pp): New function.
15759 (selftest::test_assign_single): New function.
15760 (selftest::test_assign_binop): New function.
15761 (selftest::test_nop_stmt): New function.
15762 (selftest::test_return_stmt): New function.
15763 (selftest::test_return_without_value): New function.
15764 (selftest::gimple_c_tests): New function.
15765 * hash-map-tests.c: New file.
15766 * hash-set-tests.c: New file.
15767 * input.c: Include "selftest.h".
15768 (selftest::assert_loceq): New function.
15769 (selftest::test_accessing_ordinary_linemaps): New function.
15770 (selftest::test_unknown_location): New function.
15771 (selftest::test_builtins): New function.
15772 (selftest::test_reading_source_line): New function.
15773 (selftest::input_c_tests): New function.
15774 * rtl-tests.c: New file.
15775 * selftest-run-tests.c: New file.
15776 * selftest.c: New file.
15777 * selftest.h: New file.
15778 * spellcheck.c: Include "selftest.h".
15779 (selftest::levenshtein_distance_unit_test_oneway): New function,
15780 adapted from testsuite/gcc.dg/plugin/levenshtein_plugin.c.
15781 (selftest::levenshtein_distance_unit_test): Likewise.
15782 (selftest::spellcheck_c_tests): Likewise.
15783 * toplev.c: Include selftest.h.
15784 (toplev::run_self_tests): New.
15785 (toplev::main): Handle -fself-test.
15786 * toplev.h (toplev::run_self_tests): New.
15787 * tree.c: Include "selftest.h".
15788 (selftest::test_integer_constants): New function.
15789 (selftest::test_identifiers): New function.
15790 (selftest::test_labels): New function.
15791 (selftest::tree_c_tests): New function.
15792 * tree-cfg.c: Include "selftest.h".
15793 (selftest::push_fndecl): New function.
15794 (selftest::test_linear_chain): New function.
15795 (selftest::test_diamond): New function.
15796 (selftest::test_fully_connected): New function.
15797 (selftest::tree_cfg_c_tests): New function.
15798 * vec.c: Include "selftest.h".
15799 (selftest::safe_push_range): New function.
15800 (selftest::test_quick_push): New function.
15801 (selftest::test_safe_push): New function.
15802 (selftest::test_truncate): New function.
15803 (selftest::test_safe_grow_cleared): New function.
15804 (selftest::test_pop): New function.
15805 (selftest::test_safe_insert): New function.
15806 (selftest::test_ordered_remove): New function.
15807 (selftest::test_unordered_remove): New function.
15808 (selftest::test_block_remove): New function.
15809 (selftest::reverse_cmp): New function.
15810 (selftest::test_qsort): New function.
15811 (selftest::vec_c_tests): New function.c.
15812 * wide-int.cc: Include selftest.h and wide-int-print.h.
15813 (selftest::from_int <wide_int>): New function.
15814 (selftest::from_int <offset_int>): New function.
15815 (selftest::from_int <widest_int>): New function.
15816 (selftest::assert_deceq): New function.
15817 (selftest::assert_hexeq): New function.
15818 (selftest::test_printing <VALUE_TYPE>): New function template.
15819 (selftest::test_ops <VALUE_TYPE>): New function template.
15820 (selftest::test_comparisons <VALUE_TYPE>): New function template.
15821 (selftest::run_all_wide_int_tests <VALUE_TYPE>): New function
15823 (selftest::wide_int_cc_tests): New function.
15825 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15827 PR middle-end/37780
15828 * ifcvt.c (noce_try_ifelse_collapse): New function.
15830 (noce_process_if_block): Call noce_try_ifelse_collapse.
15831 * simplify-rtx.c (simplify_cond_clz_ctz): New function.
15832 (simplify_ternary_operation): Use the above to simplify
15833 conditional CLZ/CTZ expressions.
15835 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15837 PR middle-end/37780
15838 * config/aarch64/aarch64.md (ctz<mode>2): Convert to
15839 define_insn_and_split.
15841 2016-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
15843 PR middle-end/37780
15844 * config/arm/arm.md (ctzsi2): Convert to define_insn_and_split.
15846 2016-06-06 Bernd Edlinger <bernd.edlinger@hotmail.de>
15849 * cfgexpand.c (expand_asm_loc): Remove handling for ADDR_EXPR.
15850 Implicitly clobber memory for basic asm with non-empty assembler
15851 string. Use targetm.md_asm_adjust also here.
15852 * compare-elim.c (arithmetic_flags_clobber_p): Use asm_noperands here.
15853 * final.c (final_scan_insn): Handle basic asm in PARALLEL block.
15854 * gimple.c (gimple_asm_clobbers_memory_p): Handle basic asm with
15855 non-empty assembler string.
15856 * ira.c (compute_regs_asm_clobbered): Use asm_noperands here.
15857 * recog.c (asm_noperands): Handle basic asm in PARALLEL block.
15858 (decode_asm_operands): Handle basic asm in PARALLEL block.
15859 (extract_insn): Handle basic asm in PARALLEL block.
15860 * doc/extend.texi: Mention new behavior of basic asm.
15861 * config/ia64/ia64 (rtx_needs_barrier): Handle ASM_INPUT here.
15862 * config/pa/pa.c (branch_to_delay_slot_p, branch_needs_nop_p,
15863 branch_needs_nop_p): Use asm_noperands.
15865 2016-06-06 Jose E. Marchesi <jose.marchesi@oracle.com>
15867 * config/sparc/sparc.md (cpu): Add niagara7 cpu type.
15868 Include the M7 SPARC DFA scheduler.
15869 New attribute v3pipe.
15870 Annotate insns with v3pipe where appropriate.
15871 Define cpu_feature vis4.
15872 Add lzd instruction type and set it on clzdi_sp64 and clzsi_sp64.
15873 Add (V8QI "8") to vbits.
15874 Add insns {add,sub}v8qi3
15875 Add insns ss{add,sub}v8qi3
15876 Add insns us{add,sub}{v8qi,v4hi}3
15877 Add insns {min,max}{v8qi,v4hi,v2si}3
15878 Add insns {minu,maxu}{v8qi,v4hi,v2si}3
15879 Add insns fpcmp{le,gt,ule,ug,ule,ugt}{8,16,32}_vis.
15880 * config/sparc/niagara4.md: Add a comment explaining the
15881 discrepancy between the documented latenty numbers and the
15883 * config/sparc/niagara7.md: New file.
15884 * configure.ac (HAVE_AS_SPARC5_VIS4): Define if the assembler
15885 supports SPARC5 and VIS 4.0 instructions.
15886 * configure: Regenerate.
15887 * config.in: Likewise.
15888 * config.gcc: niagara7 is a supported cpu in sparc*-*-* targets.
15889 * config/sparc/sol2.h (ASM_CPU32_DEFAUILT_SPEC): Set for
15890 TARGET_CPU_niagara7.
15891 (ASM_CPU64_DEFAULT_SPEC): Likewise.
15892 (CPP_CPU_SPEC): Handle niagara7.
15893 (ASM_CPU_SPEC): Likewise.
15894 * config/sparc/sparc-opts.h (processor_type): Add
15895 PROCESSOR_NIAGARA7.
15896 (mvis4): New option.
15897 * config/sparc/sparc.h (TARGET_CPU_niagara7): Define.
15898 (AS_NIAGARA7_FLAG): Define.
15899 (ASM_CPU64_DEFAULT_SPEC): Set for niagara7.
15900 (CPP_CPU64_DEFAULT_SPEC): Likewise.
15901 (CPP_CPU_SPEC): Handle niagara7.
15902 (ASM_CPU_SPEC): Likewise.
15903 * config/sparc/sparc.c (niagara7_costs): Define.
15904 (sparc_option_override): Handle niagara7 and adjust cache-related
15905 parameters with better values for niagara cpus. Also support VIS4.
15906 (sparc32_initialize_trampoline): Likewise.
15907 (sparc_use_sched_lookahead): Likewise.
15908 (sparc_issue_rate): Likewise.
15909 (sparc_register_move_cost): Likewise.
15910 (dump_target_flag_bits): Support VIS4.
15911 (sparc_vis_init_builtins): Likewise.
15912 (sparc_builtins): Likewise.
15913 * config/sparc/sparc-c.c (sparc_target_macros): Define __VIS__ for
15915 * config/sparc/driver-sparc.c (cpu_names): Add SPARC-M7 and
15917 * config/sparc/sparc.opt (sparc_processor_type): New value
15919 * config/sparc/visintrin.h (__attribute__): Prototypes for the
15921 * doc/invoke.texi (SPARC Options): Document -mcpu=niagara7 and
15923 * doc/extend.texi (SPARC VIS Built-in Functions): Document the
15926 2016-06-06 Jonathan Wakely <jwakely@redhat.com>
15928 * doc/sourcebuild.texi (Directives): Remove extra closing braces.
15930 2016-06-06 Richard Biener <rguenther@suse.de>
15932 PR tree-optimization/71398
15933 * tree-ssa-loop-ivcanon.c (unloop_loops): First unloop, then
15936 2016-06-05 James Bowman <james.bowman@ftdichip.com>
15938 * config/ft32/ft32.c (ft32_setup_incoming_varargs,
15939 ft32_expand_prolog, ft32_expand_epilogue):
15940 Handle pretend_args.
15941 * config/ft32/ft32.h: Remove OUTGOING_REG_PARM_STACK_SPACE.
15942 * config/ft32/ft32.md: Add pretend_returner.
15944 2016-06-06 Uros Bizjak <ubizjak@gmail.com>
15947 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
15948 Copy op1 RTX to avoid invalid sharing.
15949 (ix86_expand_vector_move_misalign): Ditto.
15951 2016-06-05 John David Anglin <danglin@gcc.gnu.org>
15953 * expr.c (move_by_pieces_d::generate): Mark mode parameter with
15956 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
15958 * predict.c (predicted_by_loop_heuristics_p): New function.
15959 (predict_iv_comparison): Use it.
15960 (predict_loops): Walk from innermost loops; do not predict edges
15961 leaving multiple loops multiple times; implement
15962 PRED_LOOP_ITERATIONS_MAX heuristics.
15963 * predict.def (PRED_LOOP_ITERATIONS_MAX): New predictor.
15965 2016-06-05 Jan Hubicka <hubicka@ucw.cz>
15967 * cfg.c (check_bb_profile): Do not report mismatched profiles when
15968 only edges out of BB are EH edges.
15970 2016-06-04 Martin Sebor <msebor@redhat.com>
15971 Marcin Baczyński <marbacz@gmail.com>
15974 * doc/invoke.texi (-Wreturn-type): Mention not warning on return with
15975 a void expression in a void function.
15977 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
15979 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Do not check
15980 aux; dump reasons of decisions.
15981 (should_duplicate_loop_header_p): Likewise.
15982 (do_while_loop_p): Likewise.
15983 (ch_base::copy_headers): Dump asi num insns duplicated.
15985 2016-06-04 Jakub Jelinek <jakub@redhat.com>
15987 PR tree-optimization/71405
15988 * tree-ssa.c (execute_update_addresses_taken): For clobber with
15989 incompatible type, build a new clobber with the right type instead
15990 of building a VIEW_CONVERT_EXPR around it.
15992 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
15994 PR tree-optimization/52171
15995 * config/sh/sh.c (sh_use_by_pieces_infrastructure_p): Use
15996 by_pieces_ninsns instead of move_by_pieces_ninsns.
15998 2016-06-04 Oleg Endo <olegendo@gcc.gnu.org>
16000 * config/sh/sh.c (sh_print_operand_address): Don't use hardcoded 'r0'
16001 for reg+reg addressing mode.
16003 2016-06-03 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
16005 * rs6000-c.c (c/c-tree.h): Add #include.
16006 (altivec_resolve_overloaded_builtin): Handle ARRAY_TYPE arguments
16007 in C++ when found in the base position of vec_ld or vec_st.
16009 2016-06-03 Jan Hubicka <hubicka@ucw.cz>
16011 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop): Avoid
16012 use of profile unless profile status is PROFILE_READ.
16013 * profile.c (compute_branch_probabilities): Set profile status
16014 only after reporting predictor hitrates.
16016 2016-06-03 Joseph Myers <joseph@codesourcery.com>
16020 * common.opt (ffp-int-builtin-inexact): New option.
16021 * doc/invoke.texi (-fno-fp-int-builtin-inexact): Document.
16022 * doc/md.texi (floor@var{m}2, btrunc@var{m}2, round@var{m}2)
16023 (ceil@var{m}2): Document dependence on this option.
16024 * ipa-inline-transform.c (inline_call): Handle
16025 flag_fp_int_builtin_inexact.
16026 * ipa-inline.c (can_inline_edge_p): Likewise.
16027 * config/i386/i386.md (rintxf2): Do not test
16028 flag_unsafe_math_optimizations.
16029 (rint<mode>2_frndint): New define_insn.
16030 (rint<mode>2): Do not test flag_unsafe_math_optimizations for 387
16031 or !flag_trapping_math for SSE. Just use gen_rint<mode>2_frndint
16032 for 387 instead of extending and truncating.
16033 (frndintxf2_<rounding>): Test flag_fp_int_builtin_inexact ||
16034 !flag_trapping_math instead of flag_unsafe_math_optimizations.
16035 Change to frndint<mode>2_<rounding>.
16036 (frndintxf2_<rounding>_i387): Likewise. Change to
16037 frndint<mode>2_<rounding>_i387.
16038 (<rounding_insn>xf2): Likewise.
16039 (<rounding_insn><mode>2): Test flag_fp_int_builtin_inexact ||
16040 !flag_trapping_math instead of flag_unsafe_math_optimizations for
16041 x87. Test TARGET_ROUND || !flag_trapping_math ||
16042 flag_fp_int_builtin_inexact instead of !flag_trapping_math for
16043 SSE. Use ROUND_NO_EXC in constant operand of
16044 gen_sse4_1_round<mode>2. Just use gen_frndint<mode>2_<rounding>
16045 for 387 instead of extending and truncating.
16047 2016-06-03 H.J. Lu <hongjiu.lu@intel.com>
16048 Julia Koval <julia.koval@intel.com>
16060 * config/i386/i386-protos.h (ix86_epilogue_uses): New prototype.
16061 * config/i386/i386.c (ix86_conditional_register_usage): Preserve
16062 all registers, except for function return registers if there are
16063 no caller-saved registers.
16064 (ix86_set_func_type): New function.
16065 (ix86_set_current_function): Call ix86_set_func_type to set
16066 no_caller_saved_registers and func_type. Call reinit_regs if
16067 caller-saved registers are changed. Don't allow MPX, SSE, MMX
16068 nor x87 instructions in interrupt handler nor function with
16069 no_caller_saved_registers attribute.
16070 (ix86_function_ok_for_sibcall): Return false if there are no
16071 caller-saved registers.
16072 (type_natural_mode): Don't warn ABI change for MMX in interrupt
16074 (ix86_function_arg_advance): Skip for callee in interrupt handler.
16075 (ix86_function_arg): Return special arguments in interrupt handler.
16076 (ix86_promote_function_mode): Promote pointer to word_mode only
16077 for normal functions.
16078 (ix86_can_use_return_insn_p): Don't use `ret' instruction in
16080 (ix86_epilogue_uses): New function.
16081 (ix86_hard_regno_scratch_ok): Likewise.
16082 (ix86_save_reg): Preserve all registers in interrupt handler
16083 after reload. Preserve all registers, except for function return
16084 registers, if there are no caller-saved registers after reload.
16085 (find_drap_reg): Always use callee-saved register if there are
16086 no caller-saved registers.
16087 (ix86_minimum_incoming_stack_boundary): Return MIN_STACK_BOUNDARY
16088 for interrupt handler.
16089 (ix86_expand_prologue): Don't allow DRAP in interrupt handler.
16090 Emit cld instruction if stringops are used in interrupt handler
16091 or interrupt handler isn't a leaf function.
16092 (ix86_expand_epilogue): Generate interrupt return for interrupt
16093 handler and pop the 'ERROR_CODE' off the stack before interrupt
16094 return in exception handler.
16095 (ix86_expand_call): Disallow calling interrupt handler directly.
16096 If there are no caller-saved registers, mark all registers that
16097 are clobbered by the call which returns as clobbered.
16098 (ix86_handle_no_caller_saved_registers_attribute): New function.
16099 (ix86_handle_interrupt_attribute): Likewise.
16100 (ix86_attribute_table): Add interrupt and no_caller_saved_registers
16102 (TARGET_HARD_REGNO_SCRATCH_OK): Likewise.
16103 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use argument
16104 accumulation in interrupt function if stack may be realigned to
16106 (EPILOGUE_USES): New.
16107 (function_type): New enum.
16108 (machine_function): Add func_type and no_caller_saved_registers.
16109 * config/i386/i386.md (UNSPEC_INTERRUPT_RETURN): New.
16110 (interrupt_return): New pattern.
16111 * doc/extend.texi: Document x86 interrupt and
16112 no_caller_saved_registers attributes.
16114 2016-06-03 Bernd Schmidt <bschmidt@redhat.com>
16116 PR tree-optimization/52171
16117 * builtins.c (expand_cmpstrn_or_cmpmem): Delete, moved elsewhere.
16118 (expand_builtin_memcmp): New arg RESULT_EQ. All callers changed.
16119 Look for constant strings. Move some code to emit_block_cmp_hints
16121 * builtins.def (BUILT_IN_MEMCMP_EQ): New.
16122 * defaults.h (COMPARE_MAX_PIECES): New macro.
16123 * expr.c (move_by_pieces_d, store_by_pieces_d): Remove old structs.
16124 (move_by_pieces_1, store_by_pieces_1, store_by_pieces_2): Remvoe.
16125 (clear_by_pieces_1): Don't declare. Move definition before use.
16126 (can_do_by_pieces): New static function.
16127 (can_move_by_pieces): Use it. Return bool.
16128 (by_pieces_ninsns): Renamed from move_by_pieces_ninsns. New arg
16129 OP. All callers changed. Handle COMPARE_BY_PIECES.
16130 (class pieces_addr); New.
16131 (pieces_addr::pieces_addr, pieces_addr::decide_autoinc,
16132 pieces_addr::adjust, pieces_addr::increment_address,
16133 pieces_addr::maybe_predec, pieces_addr::maybe_postinc): New member
16135 (class op_by_pieces_d): New.
16136 (op_by_pieces_d::op_by_pieces_d, op_by_pieces_d::run): New member
16138 (class move_by_pieces_d, class compare_by_pieces_d,
16139 class store_by_pieces_d): New subclasses of op_by_pieces_d.
16140 (move_by_pieces_d::prepare_mode, move_by_pieces_d::generate,
16141 move_by_pieces_d::finish_endp, store_by_pieces_d::prepare_mode,
16142 store_by_pieces_d::generate, store_by_pieces_d::finish_endp,
16143 compare_by_pieces_d::generate, compare_by_pieces_d::prepare_mode,
16144 compare_by_pieces_d::finish_mode): New member functions.
16145 (compare_by_pieces, emit_block_cmp_via_cmpmem): New static
16147 (expand_cmpstrn_or_cmpmem): Moved here from builtins.c.
16148 (emit_block_cmp_hints): New function.
16149 (move_by_pieces, store_by_pieces, clear_by_pieces): Rewrite to just
16150 use the newly defined classes.
16151 * expr.h (by_pieces_constfn): New typedef.
16152 (can_store_by_pieces, store_by_pieces): Use it in arg declarations.
16153 (emit_block_cmp_hints, expand_cmpstrn_or_cmpmem): Declare.
16154 (move_by_pieces_ninsns): Don't declare.
16155 (can_move_by_pieces): Change return value to bool.
16156 * target.def (TARGET_USE_BY_PIECES_INFRASTRUCTURE_P): Update docs.
16157 (compare_by_pieces_branch_ratio): New hook.
16158 * target.h (enum by_pieces_operation): Add COMPARE_BY_PIECES.
16159 (by_pieces_ninsns): Declare.
16160 * targethooks.c (default_use_by_pieces_infrastructure_p): Handle
16162 (default_compare_by_pieces_branch_ratio): New function.
16163 * targhooks.h (default_compare_by_pieces_branch_ratio): Declare.
16164 * doc/tm.texi.in (STORE_MAX_PIECES, COMPARE_MAX_PIECES): Document.
16165 * doc/tm.texi: Regenerate.
16166 * tree-ssa-strlen.c: Include "builtins.h".
16167 (handle_builtin_memcmp): New static function.
16168 (strlen_optimize_stmt): Call it for BUILT_IN_MEMCMP.
16169 * tree.c (build_common_builtin_nodes): Create __builtin_memcmp_eq.
16171 2016-06-03 Alan Hayward <alan.hayward@arm.com>
16173 * tree-vect-stmts.c (vect_stmt_relevant_p): Do not vectorize non live
16174 relevant stmts which are simple and invariant.
16175 * tree-vect-loop.c (vectorizable_live_operation): Check relevance
16176 instead of simple and invariant
16178 2016-06-03 Alan Hayward <alan.hayward@arm.com>
16180 * tree-vect-loop.c (vect_analyze_loop_operations): Allow live stmts.
16181 (vectorizable_reduction): Check for new relevant state.
16182 (vectorizable_live_operation): vectorize live stmts using
16183 BIT_FIELD_REF. Remove special case for gimple assigns stmts.
16184 * tree-vect-stmts.c (is_simple_and_all_uses_invariant): New function.
16185 (vect_stmt_relevant_p): Check for stmts which are only used live.
16186 (process_use): Use of a stmt does not inherit it's live value.
16187 (vect_mark_stmts_to_be_vectorized): Simplify relevance inheritance.
16188 (vect_analyze_stmt): Check for new relevant state.
16189 * tree-vectorizer.h (vect_relevant): New entry for a stmt which is used
16190 outside the loop, but not inside it.
16192 2016-06-03 Alan Hayward <alan.hayward@arm.com>
16194 * tree-vectorizer.h (vect_get_vec_def_for_operand_1): New.
16195 * tree-vect-stmts.c (vect_get_vec_def_for_operand_1): New.
16196 (vect_get_vec_def_for_operand): Split out code.
16198 2016-06-03 Segher Boessenkool <segher@kernel.crashing.org>
16200 * config/rs6000/rs6000.md (define_peepholes for two mfcr's): Delete.
16202 2016-06-03 Alan Hayward <alan.hayward@arm.com>
16204 * tree-vect-stmts.c (vectorizable_call) Remove GOMP_SIMD_LANE code.
16206 2016-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16208 * config/arm/thumb1.md (*thumb1_mulsi3): Fix typos in comment.
16210 2016-06-03 Jakub Jelinek <jakub@redhat.com>
16212 PR middle-end/71387
16213 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): If redirecting
16214 to noreturn e->callee->decl that has void return type and void
16215 arguments, adjust gimple_call_fntype and remove lhs even if it had
16216 previously addressable type.
16218 2016-06-02 Jeff Law <law@redhat.com>
16220 PR tree-optimization/71328
16221 * tree-ssa-threadupdate.c (duplicate_thread_path): Fix off-by-one
16222 error when checking for a jump back onto the copied path.
16224 2016-06-02 David Malcolm <dmalcolm@redhat.com>
16226 * config/microblaze/microblaze.c (get_branch_target): Add return
16227 NULL_RTX for the non-CALL_P case.
16228 (insert_wic_for_ilb_runout): Remove unused local "wic_addr1".
16229 (insert_wic): Remove unused local "j".
16231 2016-06-02 Martin Liska <mliska@suse.cz>
16233 * predict.def: Fix typo in PRED_FORTRAN_FAIL_IO display name.
16235 2016-06-02 H.J. Lu <hongjiu.lu@intel.com>
16236 Julia Koval <julia.koval@intel.com>
16238 * function.c (assign_parm_setup_stack): Force source into a
16239 register if needed.
16240 * target.def (function_incoming_arg): Update documentation to
16241 allow arbitrary address computation based on hard register.
16242 * doc/tm.texi: Regenerated.
16244 2016-06-02 Martin Liska <mliska@suse.cz>
16246 * predict.c (combine_predictions_for_bb): Fix first match in
16247 cases where a first predictor contains more than one occurence
16248 in list of predictors. Take the best value in such case.
16250 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16252 PR rtl-optimization/71295
16253 * rtlanal.c (subreg_get_info): If taking a subreg at the requested
16254 offset would go over the size of the inner mode reject it.
16256 2016-06-02 Jakub Jelinek <jakub@redhat.com>
16258 * config/i386/sse.md (*vec_concatv4si): Use v=v,v instead of
16259 x=x,x and v=v,m instead of x=x,m.
16261 * config/i386/sse.md (*vec_concatv2si_sse4_1): Add avx512dq v=Yv,rm
16262 alternative. Change x=x,x alternative to v=Yv,Yv and x=rm,C
16263 alternative to v=rm,C.
16265 * config/i386/sse.md (*vec_concatv2di): Add x86_avx512dq v=Yv,rm
16266 alternative. Change x=xm,C alternative to v=vm,C, x=x,x alternative
16267 to v=Yv,Yv and x=x,m to v=v,m. Use maybe_evex prefix attribute
16268 instead of vex for the last two above mentioned alternatives.
16270 2016-06-02 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16273 * config/arm/arm.c (arm_output_multireg_pop): Guard "pop" on update.
16275 2016-06-02 Segher Boessenkool <segher@kernel.crashing.org>
16277 * config/rs6000/dfp.md (trunctddd2): Correct the "length" attribute.
16279 2016-06-01 David Malcolm <dmalcolm@redhat.com>
16281 * config/rl78/rl78.c (rl78_expand_prologue): Convert local
16282 from int to unsigned.
16284 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
16286 * config/rs6000/vsx.md (vsx_splat_<mode>, V2DI/V2DF): Simplify
16287 alternatives, eliminating preferred register class. Add support
16288 for the MTVSRDD instruction in ISA 3.0.
16289 (vsx_splat_v4si_internal): Use splat_input_operand instead of
16290 reg_or_indexed_operand.
16291 (vsx_splat_v4sf_internal): Likewise.
16293 2016-05-31 Michael Meissner <meissner@linux.vnet.ibm.com>
16296 * config/rs6000/vsx.md (xxspltib_<mode>_nosplit): Add alternatives
16297 for loading up all 0's or all 1's.
16299 2016-06-01 Thomas Preud'homme <thomas.preudhomme@arm.com>
16301 * doc/sourcebuild.texi (arm_acq_rel): Document new effective target.
16303 2016-06-01 Eduard Sanou <dhole@openmailbox.org>
16305 * doc/cppenv.texi: Note that the `%s` in `date` is a non-standard
16307 * gcc.c (driver_handle_option): Call set_source_date_epoch_envvar.
16308 * gcc.c (set_source_date_epoch_envvar): New function, sets
16309 the SOURCE_DATE_EPOCH environment variable to the current time.
16311 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
16313 * tree-vect-loop.c (vect_determine_vectorization_factor): Also compute
16314 the factor for live Phi nodes.
16316 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
16318 * loop-dolop.c (doloop_optimize): Us likely max iteration bound.
16319 * tree-parloops.c (parallelize_loops): likewise.
16320 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop,
16321 tree_unswitch_outer_loop): likewise.
16323 2016-06-01 Jakub Jelinek <jakub@redhat.com>
16325 PR middle-end/71371
16326 * gimplify.c (gimplify_omp_for): Temporarily clear gimplify_omp_ctxp
16327 around creation of the temporary.
16329 2016-06-01 Richard Biener <rguenther@suse.de>
16331 PR tree-optimization/71366
16332 * tree-ssa-loop-ivcanon.c (edges_to_remove): New global.
16333 (unloop_loops): Move removing edges here ...
16334 (try_unroll_loop_completely): ... from here.
16335 (try_peel_loop): ... and here.
16336 (tree_unroll_loops_completely_1): Track parent loops via
16337 bitmap of header BBs.
16338 (tree_unroll_loops_completely): Adjust for that.
16340 2016-06-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
16342 * config/rs6000/altivec.h (vec_slv): New macro.
16343 (vec_srv): New macro.
16344 * config/rs6000/altivec.md (UNSPEC_VSLV): New value.
16345 (UNSPEC_VSRV): New value.
16348 * config/rs6000/rs6000-builtin.def (vslv): New builtin definition.
16349 (vsrv): New builtin definition.
16350 * config/rs6000/rs6000-c.c (P9V_BUILTIN_VSLV): Macro expansion to
16351 define argument types for new builtin.
16352 (P9V_BUILTIN_VSRV): Macro expansion to define argument types for
16354 * doc/extend.texi: Document the new vec_vslv and vec_srv built-in
16357 2016-06-01 Uros Bizjak <ubizjak@gmail.com>
16358 Jocelyn Mayer <l_indien@magic.fr>
16361 * config/i386/driver-i386.c (host_detect_local_cpu): Correctly
16362 detect processor family for signature_CENTAUR_ebx.
16363 <case PROCESSOR_I486>: Pass c3, winchip2 or winchip-c6 for
16364 signature_CENTAUR_ebx.
16365 <case PROCESSOR _PENTIUMPRO>: Pass c3-2 for signature_CENTAUR_ebx.
16366 <default>: Pass x86-64 for has_longmode.
16368 2016-06-01 Nathan Sidwell <nathan@acm.org>
16370 * config/nvptx/nvptx.c (nvptx_assemble_undefined_decl): Reject
16373 2016-06-01 Richard Biener <rguenther@suse.de>
16375 PR tree-optimization/71261
16376 * tree-vect-patterns.c (check_bool_pattern): Gather a hash-set
16377 of stmts successfully put in the bool pattern. Remove
16378 single-use restriction.
16379 (adjust_bool_pattern_cast): Add cast at the use site via the
16380 pattern def sequence.
16381 (adjust_bool_pattern): Remove recursion, maintain a hash-map
16382 of patterned defs. Use the pattern def seqence instead of
16383 multiple independent patterns.
16384 (sort_after_uid): New qsort compare function.
16385 (adjust_bool_stmts): New function to process stmts in the bool
16386 pattern in IL order.
16387 (vect_recog_bool_pattern): Adjust.
16388 * tree-if-conv.c (ifcvt_split_def_stmt): Remove.
16389 (ifcvt_walk_pattern_tree): Likewise.
16390 (stmt_is_root_of_bool_pattern): Likewise.
16391 (ifcvt_repair_bool_pattern): Likewise.
16392 (tree_if_conversion): Do not call ifcvt_repair_bool_pattern.
16394 2016-06-01 Jan Hubicka <hubicka@ucw.cz>
16396 * loop-unroll.c (decide_unroll_constant_iterations,
16397 decide_unroll_runtime_iterations, decide_unroll_stupid): Use
16398 likely upper bounds.
16399 * loop-iv.c (find_simple_exit): Dump likely upper bounds.
16401 2016-06-01 Thomas Schwinge <thomas@codesourcery.com>
16403 * tree-core.h (enum omp_clause_code): Remove
16404 OMP_CLAUSE_DEVICE_RESIDENT. Adjust all users.
16406 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16408 * config/arm/sync.md (arm_store_exclusive<mode>):
16409 Use 'H' output modifier on operands[2] rather than creating a new
16410 entry in out-of-bounds memory of the operands array.
16411 (arm_store_release_exclusivedi): Likewise.
16413 2016-06-01 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16415 * config/arm/arm.c (arm_fusion_enabled_p): New function.
16416 * config/arm/arm-protos.h (arm_fusion_enabled_p): Declare prototype.
16417 * config/arm/crypto.md (crypto_<crypto_pattern>, CRYPTO_UNARY):
16418 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
16420 2016-06-01 Eric Botcazou <ebotcazou@adacore.com>
16422 * tree-vect-loop.c (vect_determine_vectorization_factor): Also take
16423 into account live statements for mask producers.
16425 2016-06-01 Richard Biener <rguenther@suse.de>
16427 PR tree-optimization/71311
16428 * match.pd (@0 < @1 && @0 < @2 -> @0 < min(@1,@2)): Add :c and
16429 restrict to non-INTEGER_CST @0.
16431 2016-06-01 Richard Biener <rguenther@suse.de>
16433 * match.pd ((A & B) - (A & ~B) -> B - (A ^ B)): Add missing :c.
16434 (relational patterns): Use :c to avoid pattern duplications.
16436 2016-06-01 Richard Biener <rguenther@suse.de>
16438 * genmatch.c (comparison_code_p): New predicate.
16439 (swap_tree_comparison): New function.
16440 (commutate): Add for_vec parameter to append new for entries.
16441 Support commutating relational operators by swapping it alongside
16443 (lower_commutative): Adjust.
16444 (dt_simplify::gen): Do not pass artificial operators to gen
16446 (decision_tree::gen): Do not add artificial operators as parameters.
16447 (parser::parse_expr): Verify operator commutativity when :c is
16448 applied. Allow :C to override this.
16449 * match.pd: Adjust patterns to use :C instead of :c where required.
16451 2016-06-01 Patrick Palka <ppalka@gcc.gnu.org>
16453 PR tree-optimization/71077
16454 * tree-ssa-threadedge.c (simplify_control_stmt_condition_1): In
16455 the combining step, use boolean_false_node and boolean_true_node
16456 as the designated false/true return values.
16458 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
16460 * predict.def (PRED_LOOP_EXTRA_EXIT): Define.
16461 * predict.c (predict_iv_comparison): Also check PRED_LOOP_EXTRA_EXIT.
16462 (predict_extra_loop_exits): Use PRED_LOOP_EXTRA_EXIT instead of
16465 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
16467 * doc/invoke.texi (-frename-registers): Drop -fpeel-loops from list
16468 of flags impliying the register renaming.
16469 * toplev.c (process_options): Do not imply flag_rename_registers with
16472 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
16474 * config/sh/sh.h (ASM_OUTPUT_SYMBOL_REF): Remove macro and use the
16475 default implementation.
16477 2016-05-31 Nathan Sidwell <nathan@acm.org>
16479 * dwarf2out.c (cur_line_info_table): Add GTY marker.
16481 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
16483 * config/sh/constraints.md (b): Remove constraint.
16484 * config/sh/predicates.md (arith_reg_operand): Remove
16486 * config/sh/sh-modes.def (PDI): Remove.
16487 * config/sh/sh.c (sh_target_reg_class,
16488 sh_optimize_target_register_callee_saved): Remove functions.
16489 (sh_option_override): Don't set MASK_SAVE_ALL_TARGET_REGS.
16490 (sh_expand_epilogue): Update comment.
16491 (sh_hard_regno_mode_ok, sh_register_move_cost, calc_live_regs,
16492 sh_secondary_reload): Remove TARGET_REGS related code.
16493 * config/sh/sh.h (FIRST_TARGET_REG, LAST_TARGET_REG,
16494 TARGET_REGISTER_P): Remove macros.
16495 (SH_DBX_REGISTER_NUMBER, REG_ALLOC_ORDER): Remove target regs.
16496 * config/sh/sh.md (PR_MEDIA_REG, T_MEDIA_REG, FR23_REG, TR0_REG,
16497 TR1_REG, TR2_REG): Remove constants.
16498 * config/sh/sh.opt (SAVE_ALL_TARGET_REGS): Remove.
16500 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
16502 * config/sh/sh.md (adddi3, subdi3, negdi2, abs<mode>2): Remove
16503 define_expand patterns.
16504 (adddi3_compact): Rename to adddi3.
16505 (subdi3_compact): Rename to subdi3.
16506 (*negdi2): Rename to negdi2.
16507 (*abs<mode>2): Rename to abs<mode>2.
16509 2016-05-31 Oleg Endo <olegendo@gcc.gnu.org>
16511 * config/rx/rx.md (FETCHOP_NO_MINUS): New code iterator.
16512 (atomic_<fetchop_name>_fetchsi): Extract minus operator into ...
16513 (atomic_sub_fetchsi): ... this new pattern.
16514 (mvtc): Add CC_REG clobber.
16516 2016-05-31 Marek Polacek <polacek@redhat.com>
16518 * gimplify.c (gimplify_switch_expr): Also handle GIMPLE_TRY.
16520 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16522 * config/aarch64/aarch64.c (aarch_macro_fusion_pair_p): Use
16523 aarch64_fusion_enabled_p to check for fusion capabilities.
16525 2016-05-31 Richard Biener <rguenther@suse.de>
16527 PR tree-optimization/71352
16528 * tree-ssa-reassoc.c (zero_one_operation): Handle op equal to
16529 minus one and a negate.
16531 2016-05-31 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16533 * config/aarch64/aarch64.c (aarch64_simd_attr_length_move): Delete.
16534 * config/aarch64/aarch64-protos.h (aarch64_simd_attr_length_move):
16536 * config/aarch64/iterators.md (insn_count): Add descriptive comment.
16537 * config/aarch64/aarch64-simd.md (*aarch64_mov<mode>, VSTRUCT modes):
16538 Remove use of aarch64_simd_attr_length_move, set length attribute
16540 (*aarch64_be_movoi): Likewise.
16541 (*aarch64_be_movci): Likewise.
16542 (*aarch64_be_movxi): Likewise.
16544 2016-05-31 Jan Hubicka <hubicka@ucw.cz>
16546 * loop-init.c (gate): Do not enale RTL loop unroller with -fpeel-loops.
16547 It no longer does that.
16548 * toplev.c (process_options): Do not enable flag_web with -fpeel-loops.
16550 2016-05-31 Wladimir J. van der Laan <laanwj@gmail.com>
16552 * config/aarch64/arm_neon.h (vdupb_laneq_s8): Remove spurious
16553 attribute __unused__.
16555 2016-05-31 Thomas Preud'homme <thomas.preudhomme@arm.com>
16557 * config/arm/arm-protos.h (arm_arch_thumb1): Declare.
16558 * config/arm/arm.c (arm_arch_thumb1): Define.
16559 (arm_option_override): Initialize arm_arch_thumb1.
16560 * config/arm/arm.h (arm_arch_thumb1): Declare.
16561 (TARGET_ARM_ARCH_ISA_THUMB): Use arm_arch_thumb to determine if target
16562 support Thumb-1 ISA.
16564 2016-05-31 Kirill Yukhin <kirill.yukhin@intel.com>
16567 * config/i386/sse.md (define_insn_and_split "*vec_extractv4sf_0"): Use
16568 `Yv' for scalar operand.
16570 2016-05-31 Tom de Vries <tom@codesourcery.com>
16572 PR tree-optimization/69068
16573 * graphite-isl-ast-to-gimple.c (copy_bb_and_scalar_dependences): Handle
16574 phis with more than two args.
16576 2016-05-30 Andreas Tobler <andreast@gcc.gnu.org>
16578 * config.gcc: Move hard float support for arm*hf*-*-freebsd* into
16579 armv6*-*-freebsd* for FreeBSD 11. Eliminate the arm*hf*-*-freebsd*
16582 2016-05-30 Jose E. Marchesi <jose.marchesi@oracle.com>
16584 * config.gcc (sparc*-*-*): Support cpu_32, cpu_64, tune_32 and
16586 * doc/install.texi (--with-cpu-32, --with-cpu-64): Document
16588 * config/sparc/linux64.h (OPTION_DEFAULT_SPECS): Add entries for
16589 cpu_32, cpu_64, tune_32 and tune_64.
16590 * config/sparc/sol2.h (OPTION_DEFAULT_SPECS): Likewise.
16592 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
16594 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
16596 2016-05-30 Andi Kleen <ak@linux.intel.com>
16598 * auto-profile.c (read_profile): Replace asserts with errors
16599 when file does not exist.
16600 * gcov-io.c (gcov_read_words): Dito.
16602 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
16604 * tree-cfg.c (print_loop): Print likely upper bounds.
16606 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
16608 * doc/invoke.texi (-fpeel-loops,-O3): Update documentation.
16609 * opts.c (default_options): Enable peel loops at -O3.
16610 * tree-ssa-loop-ivcanon.c (peeled_loops): New static var.
16611 (try_peel_loop): Do not re-peel already peeled loops;
16612 use likely upper bounds; fix profile updating.
16613 (pass_complete_unroll::execute): Initialize peeled_loops.
16615 2016-05-30 Martin Liska <mliska@suse.cz>
16617 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Scale
16618 computed costs by frequency of BB they belong to.
16619 (get_scaled_computation_cost_at): New function.
16621 2016-05-30 Alexander Monakov <amonakov@ispras.ru>
16622 Marc Glisse <marc.glisse@inria.fr>
16624 PR tree-optimization/71289
16625 * match.pd (-1 / B < A, A > -1 / B): New transformations.
16627 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
16629 * tree-vect-loop.c (vect_transform_loop): Update likely bounds.
16631 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
16633 * tree-ssa-loop-ivcanon.c (try_peel_loop): Correctly set wont_exit
16634 for peeled copies; avoid underflow when updating estimates; correctly
16635 scale loop profile.
16637 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
16639 * tree-ssa-reassoc.ci (swap_ops_for_binary_stmt): Fix typo from commit
16640 r236875. Corrected oe3 to oe2 as obvious.
16642 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
16644 PR middle-end/71269
16645 PR middle-end/71252
16646 * tree-ssa-reassoc.c (insert_stmt_before_use): Use find_insert_point so
16647 that inserted stmt will not dominate stmts that defines its operand.
16648 (rewrite_expr_tree): Add stmt_to_insert before adding the use stmt.
16649 (rewrite_expr_tree_parallel): Likewise.
16651 2016-05-30 Kugan Vivekanandarajah <kuganv@linaro.org>
16653 PR middle-end/71252
16654 * tree-ssa-reassoc.c (swap_ops_for_binary_stmt): Fix swap such that
16655 all fields including stmt_to_insert are swapped.
16657 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
16659 * predict.h (force_edge_cold): Declare.
16660 * predict.c (force_edge_cold): New function.
16661 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Fix profile
16663 (canonicalize_loop_induction_variables): Fix formating.
16665 2016-05-30 Eric Botcazou <ebotcazou@adacore.com>
16667 * config/visium/visium.c (visium_split_double_add): Minor tweaks.
16668 (visium_expand_copysign): Use gen_int_mode directly.
16669 (visium_compute_frame_size): Minor tweaks.
16671 2016-05-30 Jan Hubicka <hubicka@ucw.cz>
16673 * tree-vect-loop.c (vect_analyze_loop_2): Use
16674 likely_max_stmt_executions_int.
16676 2016-05-30 Tom de Vries <tom@codesourcery.com>
16678 PR tree-optimization/69067
16679 * graphite-isl-ast-to-gimple.c (get_def_bb_for_const): Remove assert.
16681 2016-05-29 Uros Bizjak <ubizjak@gmail.com>
16684 * config/i386/sync.md (define_peephole2 atomic_storedi_fpu):
16685 New peepholes to remove unneeded fild/fistp pairs.
16686 (define_peephole2 atomic_loaddi_fpu): Ditto.
16688 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
16690 * predict.c (maybe_hot_frequency_p): Avoid division.
16692 2016-05-28 Gerald Pfeifer <gerald@pfeifer.com>
16694 * doc/install.texi: Use https for shop.fsf.org.
16696 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
16698 * tree-ssa-loop-ivopts.c (estimated_stmt_executions_int): Use
16699 likely_max_stmt_executions_int.
16701 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
16703 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
16704 likely_max_stmt_executions_int.
16706 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
16708 * profile.c (compute_branch_probabilities): Do not report hitrates
16710 (branch_prob): Report hitrates here.
16711 * predict.c (gimple_predict_edge): Do not assert profile status;
16712 fix formatting issues.
16714 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
16716 * predict.c (edge_predicted_by_p): New function.
16717 (predict_paths_for_bb): Do not put multiple predictions of the same type
16720 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
16722 * tree-ssa-loop-niter.c (number_of_iterations_exit): Revert accidental
16725 2016-05-28 Alan Modra <amodra@gmail.com>
16727 * dominance.c (verify_dominators): Don't segfault on NULL imm_bb.
16729 2016-05-28 Alan Modra <amodra@gmail.com>
16731 PR rtl-optimization/71275
16732 * ira.c (ira): Free dominance info.
16734 2016-05-27 Gerald Pfeifer <gerald@pfeifer.com>
16736 * doc/sourcebuild.texi: New address for upstream Go repository.
16738 2016-05-27 Thomas Preud'homme <thomas.preudhomme@arm.com>
16740 * config/arm/arm.h (TARGET_ARM_V6M): Remove.
16741 (TARGET_ARM_V7M): Likewise.
16743 2016-05-26 Jeff Law <law@redhat.com>
16745 * tree-ssa-threadedge.c: Remove include of tree-ssa-threadbackward.h.
16746 (thread_across_edge): Remove calls to find_jump_threads_backwards.
16747 * passes.def: Add jump threading passes before DOM/VRP.
16748 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Change
16749 argument to a basic block from an edge. Remove tests which are
16751 (pass_data_thread_jumps, class pass_thread_jumps): New.
16752 (pass_thread_jumps::gate, pass_thread_jumps::execute): New.
16753 (make_pass_thread_jumps): Likewise.
16754 * tree-pass.h (make_pass_thread_jumps): Declare.
16756 2016-05-27 Eric Botcazou <ebotcazou@adacore.com>
16758 * config/visium/visium-protos.h (split_double_move): Rename into...
16759 (visium_split_double_move): ...this.
16760 (visium_split_double_add): Declare.
16761 * config/visium/visium.c (split_double_move): Rename into...
16762 (visium_split_double_move): ...this.
16763 (visium_split_double_add): New function.
16764 (visium_expand_copysign): Renumber operands for consistency.
16765 * config/visium/visium.md (DImode move splitter): Adjust to renaming.
16766 (DFmode move splitter): Likewise.
16767 (*addi3_insn): Split by means of visium_split_double_add.
16768 (*adddi3_insn_flags): Delete.
16769 (*plus_plus_sltu<subst_arith>): New insn.
16770 (*subdi3_insn): Split by means of visium_split_double_add.
16771 (subdi3_insn_flags): Delete.
16772 (*minus_minus_sltu<subst_arith>): New insn.
16773 (*negdi2_insn): Split by means of visium_split_double_add.
16774 (*negdi2_insn_flags): Delete.
16776 2016-05-27 Ulrich Weigand <uweigand@de.ibm.com>
16778 * configure.ac: Treat a --with-headers option without argument
16779 the same as the default (i.e. consult sys-include directory).
16780 * configure: Regenerate.
16782 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16784 * config/aarch64/aarch64.c (aarch64_fusion_enabled_p): New function.
16785 * config/aarch64/aarch64-protos.h (aarch64_fusion_enabled_p): Declare
16787 * config/aarch64/aarch64-simd.md (aarch64_crypto_aes<aesmc_op>v16qi):
16788 Add "=w,0" alternative. Enable it when AES/AESMC fusion is enabled.
16790 2016-05-27 Jiong Wang <jiong.wang@arm.com>
16793 * config/aarch64/aarch64.c (aarch64_expand_builtin_va_start): Honor
16794 tree-stdarg analysis results.
16795 (aarch64_setup_incoming_varargs): Likewise.
16797 2016-05-27 Jiong Wang <jiong.wang@arm.com>
16799 * config/aarch64/aarch64.c (aarch64_build_builtin_va_list): Initialize
16800 va_list_gpr_counter_field and va_list_fpr_counter_field.
16802 2016-05-27 Wilco Dijkstra <wdijkstr@arm.com>
16805 * config/aarch64/aarch64.h (CANNOT_CHANGE_MODE_CLASS): Remove.
16806 * config/aarch64/aarch64.c
16807 (aarch64_cannot_change_mode_class): Remove function.
16808 * config/aarch64/aarch64-protos.h
16809 (aarch64_cannot_change_mode_class): Remove.
16811 2016-05-27 Jan Hubicka <hubicka@ucw.cz>
16813 * cfgloop.c (record_niter_bound): Record likely upper bounds.
16814 (likely_max_stmt_executions_int, get_likely_max_loop_iterations,
16815 get_likely_max_loop_iterations_int): New.
16816 * cfgloop.h (struct loop): Add nb_iterations_likely_upper_bound,
16817 any_likely_upper_bound.
16818 (get_likely_max_loop_iterations_int, get_likely_max_loop_iterations):
16820 * cfgloopmanip.c (copy_loop_info): Copy likely upper bounds.
16821 * loop-unroll.c (unroll_loop_constant_iterations): Update likely
16823 (unroll_loop_constant_iterations): Likewise.
16824 (unroll_loop_runtime_iterations): Likewise.
16825 * lto-streamer-in.c (input_cfg): Stream likely upper bounds.
16826 * lto-streamer-out.c (output_cfg): Likewise.
16827 * tree-ssa-loop-ivcanon.c (try_peel_loop): Update likely upper
16829 (canonicalize_loop_induction_variables): Dump likely upper bounds.
16830 * tree-ssa-loop-niter.c (record_estimate): Record likely upper bounds.
16831 (likely_max_loop_iterations): New.
16832 (likely_max_loop_iterations_int): New.
16833 (likely_max_stmt_executions): New.
16834 * tree-ssa-loop-niter.h (likely_max_loop_iterations,
16835 likely_max_loop_iterations_int, likely_max_stmt_executions_int,
16836 likely_max_stmt_executions): Declare.
16838 2016-05-27 Marek Polacek <polacek@redhat.com>
16840 PR middle-end/71308
16841 * gimple-fold.c (gimple_fold_call): Check that LHS is not null.
16843 2016-05-27 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
16845 * config/s390/s390.md (2x risbg splitters): Use
16846 reg_overlap_mentioned_p instead of rtx_equal_p.
16848 2016-05-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
16850 * combine.c (make_compound_operation): Take known zero bits into
16851 account when checking for possible zero_extend.
16853 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16855 * config/aarch64/aarch64.md (ashl<mode>3, SHORT modes):
16856 Use const_int_operand for operand 2 predicate. Simplify expand code
16859 2016-05-27 Ilya Enkovich <ilya.enkovich@intel.com>
16861 PR middle-end/71279
16862 * fold-const.c (fold_ternary_loc): Don't fold VEC_COND_EXPR
16865 2016-05-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
16867 * config/aarch64/aarch64-modes.def (CC_ZESWP, CC_SESWP): Delete.
16868 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Remove condition
16869 that returns CC_SESWPmode and CC_ZESWPmode.
16870 (aarch64_get_condition_code_1): Remove handling of CC_SESWPmode
16872 (aarch64_rtx_costs): Likewise.
16874 2016-05-26 Michael Meissner <meissner@linux.vnet.ibm.com>
16876 * config/rs6000/rs6000.c (rs6000_emit_p9_fp_minmax): New function
16877 for ISA 3.0 min/max support.
16878 (rs6000_emit_p9_fp_cmove): New function for ISA 3.0 floating point
16879 conditional move support.
16880 (rs6000_emit_cmove): Call rs6000_emit_p9_fp_minmax and
16881 rs6000_emit_p9_fp_cmove if the ISA 3.0 instructions are
16883 * config/rs6000/rs6000.md (SFDF2): New iterator to allow doing
16884 conditional moves where the comparison type is different from move
16886 (fp_minmax): New code iterator for smin/smax.
16887 (minmax): New code attributes for min/max.
16888 (SMINMAX): Likewise.
16889 (smax<mode>3): Combine min, max insns into one insn using the
16890 fp_minmax code iterator. Add support for ISA 3.0 min/max
16891 instructions that don't need -ffast-math.
16892 (s<minmax><mode>3): Likewise.
16893 (smax<mode>3_vsx): Likewise.
16894 (smin<mode>3): Likewise.
16895 (s<minmax><mode>3_vsx): Likewise.
16896 (smin<mode>3_vsx): Likewise.
16897 (pre-VSX min/max splitters): Likewise.
16898 (s<minmax><mode>3_fpr): Likewise.
16899 (movsfcc): Rewrite floating point conditional moves to combine
16900 SFmode/DFmode into a single insn.
16901 (mov<mode>cc): Likewise.
16902 (movdfcc): Likewise.
16903 (fselsfsf4): Combine FSEL cases into a single insn, using SFDF and
16904 SFDF2 iterators to handle all combinations.
16905 (fseldfsf4): Likewise.
16906 (fsel<SFDF:mode><SFDF2:mode>4): Likewise.
16907 (fseldfdf4): Likewise.
16908 (fselsfdf4): Likewise.
16909 (mov<SFDF:mode><SFDF2:mode>cc_p9): Add support for the ISA 3.0
16910 comparison instructions that set a 0/-1 mask, and use it for
16911 floating point conditional move via XXSEL.
16912 (fpmask<mode>): Likewise.
16913 (xxsel<mode>): Likewise.
16914 * config/rs6000/predicates.md (min_max_operator): Delete, no
16916 (fpmask_comparison_operaton): New insn for ISA 3.0 comparison
16917 instructions that generate a 0/-1 mask for use with XXSEL.
16918 * config/rs6000/rs6000.h (TARGET_MINMAX_SF): New helper macros to
16919 say whether floating point min/max is available, either through
16920 FSEL, ISA 2.06 min/max, and ISA 3.0 min/max instrucitons.
16921 (TARGET_MINMAX_DF): Likewise.
16923 2016-05-27 Alan Modra <amodra@gmail.com>
16925 PR rtl-optimization/71275
16926 * ira.c (ira): Call loop_optimizer_init to set up bb_loop_depth
16927 for update_equiv_regs and combine_and_move_insns.
16929 2016-05-26 Uros Bizjak <ubizjak@gmail.com>
16931 * config/i386/i386.md (*movqi_internal) <attr "isa">: Use
16932 if_then_else or cond RTXes to calculate attribute value.
16933 * config/i386/mmx.md (*vec_extractv2sf_1) <attr "prefix_rep">: Ditto.
16934 <attr "length_immediate>: Ditto.
16935 (*vec_extractv2sf_1) <attr "length_immediate">: Ditto.
16936 * config/i386/sse.md (sse_loadlps) <attr "length_immediate">: Ditto.
16937 (*vec_concatv2sf_sse4_1) <attr "isa">: Ditto.
16938 <attr "type">: Ditto.
16939 <attr "prefix_data16">: Ditto.
16940 <attr "prefix_extra">: Ditto.
16941 <attr "length_immediate">: Ditto.
16942 <attr "prefix">: Ditto.
16943 (vec_set<mode>_0) <attr "isa">: Ditto.
16944 <attr "prefix_extra">: Ditto.
16945 <attr "length_immediate">: Ditto.
16946 <attr "prefix">: Ditto.
16947 (*vec_interleave_highv2df) <attr "prefix_data16">: Ditto.
16948 (*vec_interleave_lowv2df) <attr "prefix_data16">: Ditto.
16949 (sse2_storelpd) <attr "prefix_data16">: Ditto.
16950 (sse2_loadhpd) <attr "prefix_data16">: Ditto.
16951 (sse2_loadlpd) <attr "prefix_data16">: Ditto.
16952 <attr "length_immediate">: Ditto.
16953 <attr "prefix">: Ditto.
16954 (sse2_movsd) <attr "length_immediate">: Ditto.
16955 <attr "prefix">: Ditto.
16956 (vec_concatv2df) <attr "isa">: Ditto.
16957 <attr "prefix">: Ditto.
16958 (*vec_extractv4si) <attr "prefix_extra">: Ditto.
16959 (*vec_extractv2di_1) <attr "isa">: Ditto.
16960 <attr "type">: Ditto.
16961 <attr "length_immediate">: Ditto.
16962 <attr "prefix_rex">: Ditto.
16963 <attr "prefix_extra">: Ditto.
16964 (*vec_concatv2si_sse4_1) <attr "type">: Ditto.
16965 <attr "prefix_extra">: Ditto.
16966 <attr "length_immediate">: Ditto.
16967 (vec_concatv2di) <attr "isa">: Ditto.
16968 <attr "prefix_extra">: Ditto.
16969 <attr "length_immediate">: Ditto.
16970 <attr "prefix">: Ditto.
16972 2016-05-26 Martin Liska <mliska@suse.cz>
16974 * tree-ssa-loop-ivopts.c (comp_cost::infinite_cost_p): New
16976 (operator+): Likewise.
16977 (operator-): Likewise.
16978 (comp_cost::operator+=): Likewise.
16979 (comp_cost::operator-=): Likewise.
16980 (comp_cost::operator/=): Likewise.
16981 (comp_cost::operator*=): Likewise.
16982 (operator<): Likewise.
16983 (operator==): Likewise.
16984 (operator<=): Likewise.
16985 (new_cost): Remove.
16986 (infinite_cost_p): Likewise.
16987 (add_costs): Likewise.
16988 (sub_costs): Likewise.
16989 (compare_costs): Likewise.
16990 (set_group_iv_cost): Use the newly introduced functions.
16991 (get_address_cost): Likewise.
16992 (get_shiftadd_cost): Likewise.
16993 (force_expr_to_var_cost): Likewise.
16994 (split_address_cost): Likewise.
16995 (ptr_difference_cost): Likewise.
16996 (difference_cost): Likewise.
16997 (get_computation_cost_at): Likewise.
16998 (determine_group_iv_cost_generic): Likewise.
16999 (determine_group_iv_cost_address): Likewise.
17000 (determine_group_iv_cost_cond): Likewise.
17001 (autoinc_possible_for_pair): Likewise.
17002 (determine_group_iv_costs): Likewise.
17003 (cheaper_cost_pair): Likewise.
17004 (iv_ca_recount_cost): Likewise.
17005 (iv_ca_set_no_cp): Likewise.
17006 (iv_ca_set_cp): Likewise.
17007 (iv_ca_cost): Likewise.
17008 (iv_ca_new): Likewise.
17009 (iv_ca_dump): Likewise.
17010 (iv_ca_narrow): Likewise.
17011 (iv_ca_prune): Likewise.
17012 (iv_ca_replace): Likewise.
17013 (try_add_cand_for): Likewise.
17014 (try_improve_iv_set): Likewise.
17015 (find_optimal_iv_set): Likewise.
17017 2016-05-26 Richard Sandiford <richard.sandiford@arm.com>
17019 * tree-ssa-loop-ivopts.c (loop_body_includes_call): Don't assume
17020 that internal functions will clobber all caller-saved registers.
17022 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
17024 * config/aarch64/aarch64.c (aarch64_case_values_threshold):
17025 Return a better case_values_threshold when optimizing.
17027 2016-05-26 Wilco Dijkstra <wdijkstr@arm.com>
17029 * config/aarch64/aarch64-simd.md (aarch64_combinez):
17030 Add ? to integer variant.
17031 (aarch64_combinez_be): Likewise.
17033 2016-05-26 Jakub Jelinek <jakub@redhat.com>
17035 * config/i386/sse.md (*vcvtps2ph_store<mask_name>): Use v constraint
17036 instead of x constraint.
17037 (vcvtps2ph256<mask_name>): Likewise.
17039 * config/i386/sse.md (*ssse3_palignr<mode>_perm): Add avx512bw
17040 alternative. Formatting fix.
17042 * config/i386/sse.md
17043 (<mask_codefor>avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Rename
17045 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>): ... this.
17046 (*avx_vperm_broadcast_v4sf): Use v constraint instead of x. Use
17047 maybe_evex prefix instead of vex.
17048 (*avx_vperm_broadcast_<mode>): Use v constraint instead of x. Handle
17049 EXT_REX_SSE_REG_P (op0) case in the splitter.
17051 2016-05-25 Jeff Law <law@redhat.com>
17053 PR tree-optimization/71272
17054 * tree-ssa-threadbackward.c (convert_and_register_jump_thread_path):
17055 Update comments. Add test for empty path.
17057 2016-05-25 Bill Seurer <seurer@linux.vnet.ibm.com>
17059 * config/rs6000/altivec.h (vec_cmpne): Add #define for vec_cmpne.
17060 * config/rs6000/rs6000-builtin.def (vec_cmpne): Add vec_cmpne as a
17061 special case builtin.
17062 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
17063 code for ALTIVEC_BUILTIN_VEC_CMPNE.
17064 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
17065 for __builtin_vec_cmpne.
17067 2016-05-25 Eric Botcazou <ebotcazou@adacore.com>
17069 * tree-ssa-phiopt.c (factor_out_conditional_conversion): Remove
17070 redundant test and bail out if the type of the new operand is not
17071 a GIMPLE register type after stripping a VIEW_CONVERT_EXPR.
17073 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
17075 * config/i386/i386.opt (ix86_target_flags_explicit): Remove.
17076 (x_ix86_target_flags_explicit): Remove.
17077 * config/i386/i386.c (ix86_function_specific_save): Do not copy
17078 x_ix86_target_flags_explicit.
17079 (ix86_function_specific_restore): Ditto.
17081 2016-05-25 Uros Bizjak <ubizjak@gmail.com>
17082 H.J. Lu <hongjiu.lu@intel.com>
17085 * common/config/i386/i386-common.c
17086 (OPTION_MASK_ISA_GENERAL_REGS_ONLY_UNSET): New.
17087 (ix86_handle_option) <case OPT_mgeneral_regs_only>: Disable
17088 MPX, MMX, SSE and x87 instructions for -mgeneral-regs-only.
17089 * config/i386/i386.opt (ix86_target_flags): Add new Variable.
17090 (-mgeneral-regs-only): Add new option.
17091 * config/i386/i386.c (ix86_option_override_internal): Don't enable
17092 x87 instructions if only general registers are allowed.
17093 (ix86_target_string): Add ix86_flags argument. Handle additional
17094 flags options through ix86_flags argument. Update all callers.
17095 * doc/invoke.texi (x86 Options): Document -mgeneral-regs-only.
17097 2016-05-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17099 PR rtl-optimization/66940
17100 * ifcvt.c (noce_get_alt_condition): Check that incrementing or
17101 decrementing desired_val will not overflow before performing these
17104 2016-05-25 Ilya Verbin <ilya.verbin@intel.com>
17106 * config/i386/i386-builtin-types.def: Add V16SI_FTYPE_V16SF,
17107 V8DF_FTYPE_V8DF_ROUND, V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND.
17108 * config/i386/i386.c (enum ix86_builtins): Add
17109 IX86_BUILTIN_CVTPS2DQ512_MASK, IX86_BUILTIN_FLOORPS512,
17110 IX86_BUILTIN_FLOORPD512, IX86_BUILTIN_CEILPS512, IX86_BUILTIN_CEILPD512,
17111 IX86_BUILTIN_TRUNCPS512, IX86_BUILTIN_TRUNCPD512,
17112 IX86_BUILTIN_CVTPS2DQ512, IX86_BUILTIN_VEC_PACK_SFIX512,
17113 IX86_BUILTIN_FLOORPS_SFIX512, IX86_BUILTIN_CEILPS_SFIX512,
17114 IX86_BUILTIN_ROUNDPS_AZ_SFIX512.
17115 (builtin_description bdesc_args): Add __builtin_ia32_floorps512,
17116 __builtin_ia32_ceilps512, __builtin_ia32_truncps512,
17117 __builtin_ia32_floorpd512, __builtin_ia32_ceilpd512,
17118 __builtin_ia32_truncpd512, __builtin_ia32_cvtps2dq512,
17119 __builtin_ia32_vec_pack_sfix512, __builtin_ia32_roundps_az_sfix512,
17120 __builtin_ia32_floorps_sfix512, __builtin_ia32_ceilps_sfix512.
17121 Change IX86_BUILTIN_CVTPS2DQ512 to IX86_BUILTIN_CVTPS2DQ512_MASK for
17122 __builtin_ia32_cvtps2dq512_mask.
17123 (ix86_expand_args_builtin): Handle V8DF_FTYPE_V8DF_ROUND,
17124 V16SF_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF_ROUND, V16SI_FTYPE_V16SF.
17125 (ix86_builtin_vectorized_function): Handle builtins mentioned above.
17126 * config/i386/sse.md
17127 (<mask_codefor>avx512f_fix_notruncv16sfv16si<mask_name><round_name>):
17129 (avx512f_fix_notruncv16sfv16si<mask_name><round_name>): ... this.
17130 (<mask_codefor>avx512f_cvtpd2dq512<mask_name><round_name>): Rename
17132 (avx512f_cvtpd2dq512<mask_name><round_name>): ... this.
17133 (avx512f_vec_pack_sfix_v8df): New define_expand.
17134 (avx512f_roundpd512): Rename to ...
17135 (avx512f_round<castmode>512): ... this. Change iterator.
17136 (avx512f_roundps512_sfix): New define_expand.
17137 (round<mode>2_sfix): Change iterator.
17139 2016-05-25 Nick Clifton <nickc@redhat.com>
17141 * config/msp430/msp430.c (msp430_attr): Produce an error if a
17142 static interrupt handler is detected.
17143 * config/msp430/msp430.h (LIB_SPEC): Do not use msp430.ld as the
17144 default linker script.
17145 * config/msp430/msp430.md (movpsihi2_lo): New pattern for loading
17146 the low part of a symbolic pointer.
17148 2016-05-25 Richard Biener <rguenther@suse.de>
17150 PR tree-optimization/71261
17151 * tree-if-conv.c (ifcvt_split_def_stmt): Walk uses on the
17152 interesting stmt instead of immediate uses when looking
17153 for the use operand to replace.
17155 2016-05-25 Martin Liska <mliska@suse.cz>
17157 * ipa-inline.c (edge_badness): Use 'w/' instead of 'w'.
17159 2016-05-25 Richard Biener <rguenther@suse.de>
17161 PR tree-optimization/71264
17162 * tree-vect-stmts.c (vect_init_vector): Properly deal with
17165 2016-05-25 Martin Liska <mliska@suse.cz>
17167 PR tree-optimization/71239
17168 * tree.c (array_at_struct_end_p): Do not call operand_equal_p
17169 if DECL_SIZE is NULL.
17171 2016-05-25 Richard Biener <rguenther@suse.de>
17173 * timevar.def (TV_TREE_LOOP_IFCVT): Add.
17174 * tree-if-conv.c (pass_data_if_conversion): Use it.
17176 2016-05-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
17178 * cgraph.c (cgraph_node::get_availability): Fix typo in comment.
17179 * symtab.c (symtab_node::binds_to_current_def_p): Likewise.
17180 * varpool.c (varpool_node::get_availability): Likewise.
17182 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
17184 * config/rs6000/altivec.md (VNEG iterator): New iterator for
17185 VNEGW/VNEGD instructions.
17186 (p9_neg<mode>2): New insns for ISA 3.0 VNEGW/VNEGD.
17187 (neg<mode>2): Add expander for V2DImode added in ISA 2.07, and
17188 support for ISA 3.0 VNEGW/VNEGD instructions.
17190 2016-05-24 Cesar Philippidis <cesar@codesourcery.com>
17192 * gimplify.c (omp_notice_variable): Use zero-length arrays for data
17193 pointers inside OACC_DATA regions.
17194 (gimplify_scan_omp_clauses): Prune firstprivate clause associated
17195 with OACC_DATA, OACC_ENTER_DATA and OACC_EXIT data regions.
17196 (gimplify_adjust_omp_clauses): Fix typo in comment.
17198 2016-05-24 Michael Meissner <meissner@linux.vnet.ibm.com>
17200 * config/rs6000/altivec.md (VParity): New mode iterator for vector
17201 parity built-in functions.
17202 (p9v_ctz<mode>2): Add support for ISA 3.0 vector count trailing
17204 (p9v_parity<mode>2): Likewise.
17205 * config/rs6000/vector.md (VEC_IP): New mode iterator for vector
17207 (ctz<mode>2): ISA 3.0 expander for vector count trailing zeros.
17208 (parity<mode>2): ISA 3.0 expander for vector parity.
17209 * config/rs6000/rs6000-builtin.def (BU_P9_MISC_1): New macros for
17211 (BU_P9_64BIT_MISC_0): Likewise.
17212 (BU_P9_MISC_0): Likewise.
17213 (BU_P9V_AV_1): Likewise.
17214 (BU_P9V_AV_2): Likewise.
17215 (BU_P9V_AV_3): Likewise.
17216 (BU_P9V_AV_P): Likewise.
17217 (BU_P9V_VSX_1): Likewise.
17218 (BU_P9V_OVERLOAD_1): Likewise.
17219 (BU_P9V_OVERLOAD_2): Likewise.
17220 (BU_P9V_OVERLOAD_3): Likewise.
17221 (VCTZB): Add vector count trailing zeros support.
17225 (VPRTYBD): Add vector parity support.
17226 (VPRTYBQ): Likewise.
17227 (VPRTYBW): Likewise.
17228 (VCTZ): Add overloaded vector count trailing zeros support.
17229 (VPRTYB): Add overloaded vector parity support.
17230 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
17231 overloaded vector count trailing zeros and parity instructions.
17232 * config/rs6000/rs6000.md (wd mode attribute): Add V1TI and TI for
17233 vector parity support.
17234 * config/rs6000/altivec.h (vec_vctz): Add ISA 3.0 vector count
17235 trailing zeros support.
17236 (vec_cntlz): Likewise.
17237 (vec_vctzb): Likewise.
17238 (vec_vctzd): Likewise.
17239 (vec_vctzh): Likewise.
17240 (vec_vctzw): Likewise.
17241 (vec_vprtyb): Add ISA 3.0 vector parity support.
17242 (vec_vprtybd): Likewise.
17243 (vec_vprtybw): Likewise.
17244 (vec_vprtybq): Likewise.
17245 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
17246 the ISA 3.0 vector count trailing zeros and vector parity built-in
17249 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
17251 * tree-ssa-reassoc.c (sort_by_operand_rank): Skip checking gimple_bb
17252 when there is stmt_to_insert.
17254 2016-05-24 Martin Sebor <msebor@redhat.com>
17257 * tree.h (complete_or_array_type_p): New inline function.
17259 2016-05-24 Jakub Jelinek <jakub@redhat.com>
17261 * config/i386/i386.h (TARGET_AVOID_4BYTE_PREFIXES): Define.
17262 * config/i386/constraints.md (Yr): Test TARGET_AVOID_4BYTE_PREFIXES
17263 rather than X86_TUNE_AVOID_4BYTE_PREFIXES.
17265 * config/i386/sse.md (<sse4_1>_round<ssemodesuffix><avxsizesuffix>):
17266 Limit 1st alternative to noavx isa, split 2nd alternative into one
17267 noavx and one avx alternative, use *x and Bm in the former and
17268 x and m in the latter.
17270 * config/i386/sse.md (vec_set<mode>_0): Use sse4_noavx isa instead
17271 of sse4 for the first alternative, drop %v from the template
17272 and d operand modifier. Split second alternative into one sse4_noavx
17273 and one avx alternative, use *x instead of *v in the former and v
17274 instead of *v in the latter.
17275 (*sse4_1_extractps): Use noavx isa instead of * for the first
17276 alternative, drop %v from the template. Split second alternative into
17277 one noavx and one avx alternative, use *x instead of *v in the
17278 former and v instead of *v in the latter.
17279 (<vi8_sse4_1_avx2_avx512>_movntdqa): Guard the first 2 alternatives
17280 with noavx and the last one with avx.
17281 (sse4_1_phminposuw): Guard first alternative with noavx isa,
17282 split the second one into one noavx and one avx alternative,
17283 use *x and Bm in the former and x and m in the latter one.
17284 (<sse4_1>_ptest<mode>): Use noavx instead of * for the first two
17287 * config/i386/sse.md (sse4_1_<code>v8qiv8hi2<mask_name>): Limit
17288 first two alternatives to noavx, use *x instead of *v in the second
17289 one, add avx alternative without *.
17290 (sse4_1_<code>v4qiv4si2<mask_name>, sse4_1_<code>v4hiv4si2<mask_name>,
17291 sse4_1_<code>v2qiv2di2<mask_name>, sse4_1_<code>v2hiv2di2<mask_name>,
17292 sse4_1_<code>v2siv2di2<mask_name>): Likewise.
17294 2016-05-24 Jeff Law <law@redhat.com>
17296 * tree-ssa-threadbackwards.c (convert_and_register_jump_thread_path):
17297 New function, extracted from...
17298 (fsm_find_control_statement_thread_paths): Here. Use the new function.
17299 Allow simple copies and constant initializations in the SSA chain.
17301 2016-05-24 Marek Polacek <polacek@redhat.com>
17304 * gimplify.c (gimplify_switch_expr): Look into the innermost lexical
17307 2016-05-24 Jakub Jelinek <jakub@redhat.com>
17310 * tree-vect-stmts.c (vectorizable_simd_clone_call): Handle
17311 SIMD_CLONE_ARG_TYPE_LINEAR_REF_CONSTANT_STEP like
17312 SIMD_CLONE_ARG_TYPE_LINEAR_CONSTANT_STEP. Add
17313 SIMD_CLONE_ARG_TYPE_LINEAR_VAL_CONSTANT_STEP and
17314 SIMD_CLONE_ARG_TYPE_LINEAR_UVAL_CONSTANT_STEP cases explicitly.
17316 2016-05-24 Richard Biener <rguenther@suse.de>
17318 PR tree-optimization/71240
17319 * tree-ssa-math-opts.c (init_symbolic_number): Verify the source
17322 2016-05-24 Richard Biener <rguenther@suse.de>
17324 PR tree-optimization/71230
17325 * tree-ssa-reassoc.c (zero_one_operation): Handle negate special ops.
17327 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
17329 * tree-vectorizer.h (vectorizable_comparison): Delete.
17330 * tree-vect-loop.c (vectorizable_reduction): Remove redundant
17331 PURE_SLP_STMT check.
17332 * tree-vect-stmts.c (vectorizable_call): Likewise.
17333 (vectorizable_simd_clone_call): Likewise.
17334 (vectorizable_conversion): Likewise.
17335 (vectorizable_assignment): Likewise.
17336 (vectorizable_shift): Likewise.
17337 (vectorizable_operation): Likewise.
17338 (vectorizable_load): Likewise.
17339 (vectorizable_condition): Likewise.
17340 (vectorizable_store): Likewise. Assert that we don't have
17342 (vectorizable_comparison): Make static. Remove redundant
17343 PURE_SLP_STMT check.
17344 (vect_transform_stmt): Assert that we always have an slp_node
17347 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17349 * config/arm/neon.md (ashldi3_neon): Replace comparison of INTVAL of
17350 operands[2] against 1 with comparison against CONST1_RTX.
17351 (<shift>di3_neon): Likewise.
17352 * config/arm/predicates.md (const0_operand): Replace with comparison
17353 against CONST0_RTX.
17355 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17357 * config/arm/arm.md (ashldi3): Replace comparison of INTVAL of
17358 operands[2] against 1 with comparison against CONST1_RTX.
17359 (ashrdi3): Likewise.
17360 (lshrdi3): Likewise.
17361 (ashlsi3): Replace cast of INTVAL to unsigned HOST_WIDE_INT with
17363 (ashrsi3): Likewise.
17364 (lshrsi3): Likewise.
17365 (rotrsi3): Likewise.
17366 (define_split above *compareqi_eq0): Likewise.
17367 (define_split above "prologue"): Likewise.
17368 * config/arm/arm.c (thumb1_size_rtx_costs): Likewise.
17369 * config/arm/predicates.md (shift_operator): Likewise.
17370 (shift_nomul_operator): Likewise.
17371 (sat_shift_operator): Likewise.
17372 (thumb1_cmp_operand): Likewise.
17373 (const_neon_scalar_shift_amount_operand): Replace manual range
17374 check with IN_RANGE.
17375 * config/arm/thumb1.md (define_peephole2 above *thumb_subdi3):
17376 Replace cast of INTVAL to unsigned HOST_WIDE_INT with UINTVAL.
17378 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17380 * config/arm/arm.md (andsi3): Replace cast of 1 to HOST_WIDE_INT
17381 with HOST_WIDE_INT_1.
17383 * config/arm/arm.c (optimal_immediate_sequence): Replace cast of
17384 1 to unsigned HOST_WIDE_INT with HOST_WIDE_INT_1U.
17385 (arm_canonicalize_comparison): Likewise.
17386 (thumb1_rtx_costs): Replace cast of 1 to HOST_WIDE_INT with
17388 (thumb1_size_rtx_costs): Likewise.
17389 (vfp_const_double_index): Replace cast of 1 to unsigned
17390 HOST_WIDE_INT with HOST_WIDE_INT_1U.
17391 (get_jump_table_size): Replace cast of 1 to HOST_WIDE_INT with
17393 (arm_asan_shadow_offset): Replace cast of 1 to unsigned
17394 HOST_WIDE_INT with HOST_WIDE_INT_1U.
17395 * config/arm/neon.md (vec_set<mode>): Replace cast of 1 to
17396 HOST_WIDE_INT with HOST_WIDE_INT_1.
17398 2016-05-24 Marek Polacek <polacek@redhat.com>
17400 * tree-cfg.h (should_remove_lhs_p): New predicate.
17401 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Use it.
17402 * gimplify.c (gimplify_modify_expr): Likewise.
17403 * tree-cfg.c (verify_gimple_call): Likewise.
17404 * tree-cfgcleanup.c (fixup_noreturn_call): Likewise.
17405 * gimple-fold.c: Include "tree-cfg.h".
17406 (gimple_fold_call): Use should_remove_lhs_p.
17408 2016-05-24 Richard Biener <rguenther@suse.de>
17410 PR tree-optimization/71253
17411 * cfganal.h (control_dependences): Make robust against edge
17413 (control_dependences::control_dependences): Remove edge_list argument.
17414 (control_dependences::get_edge): Remove.
17415 (control_dependences::get_edge_src): Add.
17416 (control_dependences::get_edge_dest): Likewise.
17417 (control_dependences::m_el): Make a vector of edge src/dest index.
17418 * cfganal.c (control_dependences::find_control_dependence): Adjust.
17419 (control_dependences::control_dependences): Likewise.
17420 (control_dependences::~control_dependence): Likewise.
17421 (control_dependences::get_edge): Remove.
17422 (control_dependences::get_edge_src): Add.
17423 (control_dependences::get_edge_dest): Likewise.
17424 * tree-ssa-dce.c (mark_control_dependent_edges_necessary): Use
17426 (perform_tree_ssa_dce): Adjust.
17427 * tree-loop-distribution.c (create_edge_for_control_dependence): Use
17429 (pass_loop_distribution::execute): Adjust. Do loop destroying
17430 conditional on changed.
17432 2016-05-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17435 * config/arm/arm.c (gen_operands_ldrd_strd): Remove bogus early
17436 return. Reindent transformation comment and mention the ARM state
17439 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
17441 PR middle-end/71252
17442 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Add stmt_to_insert
17443 after build_and_add_sum creates new use stmt.
17445 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
17447 * tree-vect-stmts.c (vectorizable_load): Reorder checks so that
17448 load_lanes/grouped_load classification comes first. Don't check
17449 whether the vectorization factor is a multiple of the group size
17452 2016-05-24 Richard Sandiford <richard.sandiford@arm.com>
17454 * tree-vect-data-refs.c (vect_analyze_group_access_1): Set
17455 GROUP_GAP for single-element interleaving.
17456 * tree-vect-stmts.c (vectorizable_load): Remove force_peeling
17459 2016-05-24 Richard Biener <rguenther@suse.de>
17461 PR middle-end/70434
17463 * tree-ssa.c (non_rewritable_mem_ref_base): Make sure to mark
17464 bases which are accessed with non-invariant indices.
17465 * gimple-fold.c (maybe_canonicalize_mem_ref_addr): Re-write
17466 constant index ARRAY_REFs of vectors into BIT_FIELD_REFs.
17468 2016-05-24 Kugan Vivekanandarajah <kuganv@linaro.org>
17470 PR middle-end/71170
17471 * tree-ssa-reassoc.c (struct operand_entry): Add field stmt_to_insert.
17472 (add_to_ops_vec): Add stmt_to_insert.
17473 (add_repeat_to_ops_vec): Init stmt_to_insert.
17474 (insert_stmt_before_use): New.
17475 (transform_add_to_multiply): Remove mult_stmt insertion and add it
17477 (get_ops): Init stmt_to_insert.
17478 (maybe_optimize_range_tests): Likewise.
17479 (rewrite_expr_tree): Insert stmt_to_insert before use stmt.
17480 (rewrite_expr_tree_parallel): Likewise.
17481 (reassociate_bb): Likewise.
17483 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
17486 * config/rs6000/altivec.md (altivec_vperm_<mode>_internal): Drop
17487 ISA 3.0 xxperm fusion alternative.
17488 (altivec_vperm_v8hiv16qi): Likewise.
17489 (altivec_vperm_<mode>_uns_internal): Likewise.
17490 (vperm_v8hiv4si): Likewise.
17491 (vperm_v16qiv8hi): Likewise.
17493 2016-05-23 Michael Meissner <meissner@linux.vnet.ibm.com>
17494 Kelvin Nilsen <kelvin@gcc.gnu.org>
17496 * config/rs6000/rs6000.c (rs6000_expand_vector_set): Generate
17497 vpermr/xxpermr on ISA 3.0.
17498 (altivec_expand_vec_perm_le): Likewise.
17499 * config/rs6000/altivec.md (UNSPEC_VPERMR): New unspec.
17500 (altivec_vpermr_<mode>_internal): Add VPERMR/XXPERMR support for
17503 2016-05-23 Uros Bizjak <ubizjak@gmail.com>
17505 * config/i386/i386.h (IS_STACK_MODE): Enable for
17506 TARGET_MIX_SSE_I387. Rewrite using X87_FLOAT_MODE_P and
17507 SSE_FLOAT_MODE_P macros.
17508 * config/i386/i386.c (ix86_preferred_reload_class): Use
17509 IS_STACK_MODE, INTEGER_CLASS_P, FLOAT_CLASS_P and Q_CLASS_P macros.
17510 Cleanup regclass processing for CONST_DOUBLE_P.
17511 (ix86_preferred_output_reload_class): Use IS_STACK_MODE macro.
17512 (ix86_rtx_costs): Remove redundant TARGET_80387 check
17513 with IS_STACK_MODE macro.
17514 * config/i386/i386.md: Replace SSE_FLOAT_MODE_P (DFmode)
17516 (*movdf_internal): Use IS_STACK_MODE macro.
17517 (*movsf_internal): Ditto.
17519 2016-05-23 Marc Glisse <marc.glisse@inria.fr>
17521 * match.pd (a * (1 << b), ~x & ~y, ~X ^ ~Y, (X ^ Y) ^ Y, ~ (-A),
17522 ~ (A - 1), ~(~X >> Y), ~(~X >>r Y)): Relax constraints.
17524 2016-05-23 Jeff Law <law@redhat.com>
17526 * tree-ssa-threadbackward.c (profitable_jump_thread_path): New function
17528 (fsm_find_control_statement_thread_paths): Call it.
17530 2016-05-23 Martin Jambor <mjambor@suse.cz>
17533 * ipa-cp.c (ipa_get_indirect_edge_target_1): Only check value of
17534 from_global_constant if t is not NULL.
17536 2016-05-23 Marek Polacek <polacek@redhat.com>
17539 * common.opt (Wswitch-unreachable): New option.
17540 * doc/invoke.texi: Document -Wswitch-unreachable.
17541 * gimplify.c (gimplify_switch_expr): Implement the -Wswitch-unreachable
17544 2016-05-23 Bin Cheng <bin.cheng@arm.com>
17546 * tree-ssa-address.c (copy_ref_info): Check NULL TMR_STEP when
17547 TMR_INDEX is non-NULL.
17549 2016-05-23 Richard Biener <rguenther@suse.de>
17551 PR tree-optimization/71230
17552 * tree-ssa-reassoc.c (acceptable_pow_call): Move initial condition...
17553 (try_special_add_to_ops): ... here. Always test for single-use.
17555 2016-05-23 Martin Jambor <mjambor@suse.cz>
17557 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Create an empty
17558 default block if a PHI node in the original one would be resized.
17560 2016-05-23 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
17562 PR tree-optimization/58135
17563 * tree-vect-slp.c: When group size is not multiple
17564 of vector size, allow splitting of store group at
17567 2016-05-23 Christophe Lyon <christophe.lyon@linaro.org>
17569 * config/arm/arm_neon.h (vtst_p16, vtstq_p16): New.
17571 2016-05-22 Jakub Jelinek <jakub@redhat.com>
17573 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
17574 vec_set_hi_<mode><mask_name>): Add && <mask_avx512dq_condition>
17575 condition. For !TARGET_AVX512DQ, emit 32x4 instruction instead
17578 * config/i386/sse.md (vec_set_lo_v16hi, vec_set_hi_v16hi,
17579 vec_set_lo_v32qi, vec_set_hi_v32qi): Add alternative with
17580 v constraint instead of x and vinserti32x4 insn.
17582 * config/i386/sse.md (i128vldq): New mode iterator.
17583 (avx2_vbroadcasti128_<mode>, avx_vbroadcastf128_<mode>): Add
17584 avx512dq and avx512vl alternatives.
17586 * config/i386/sse.md (avx2_vec_dupv4df): Use v instead of x
17587 constraint, use maybe_evex prefix instead of vex.
17588 (vec_dupv4sf): Use v constraint instead of x for output
17589 operand except for noavx alternative, use Yv constraint
17590 instead of x for input. Use maybe_evex prefix instead of vex.
17591 (*vec_dupv4si): Likewise.
17592 (*vec_dupv2di): Likewise.
17594 2016-05-22 Kugan Vivekanandarajah <kuganv@linaro.org>
17596 PR middle-end/40921
17597 * tree-ssa-reassoc.c (try_special_add_to_ops): New.
17598 (linearize_expr_tree): Call try_special_add_to_ops.
17599 (reassociate_bb): Convert MULT_EXPR by (-1) to NEGATE_EXPR.
17601 2016-05-21 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
17603 * config/avr/avr.c (avr_expand_prologue): Add INCOMING_FRAME_SP_OFFSET
17604 to computed stack_usage.
17606 2016-05-21 Pitchumani Sivanupandi <pitchumani.s@atmel.com>
17609 * config/avr/avr.md (define_expand "mov<mode>"): If the source
17610 operand is subreg (symbol_ref) then move the symbol ref to register.
17612 2016-05-21 Jan Hubicka <hubicka@ucw.cz>
17614 * tree.c (array_at_struct_end_p): Look through MEM_REF.
17616 2016-05-21 Kugan Vivekanandarajah <kuganv@linaro.org>
17618 PR middle-end/71179
17619 * tree-ssa-reassoc.c (transform_add_to_multiply): Disallow float
17622 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
17624 * tree-vrp.c (compare_values_warnv): Simplify handling of symbolic
17625 ranges by calling get_single_symbol and tidy up. Look more closely
17626 into NAME + CST1 vs CST2 comparisons if type overflow is undefined.
17628 2016-05-20 Jeff Law <law@redhat.com>
17630 * bitmap.c (bitmap_find_bit): Remove useless test.
17632 2016-05-20 Segher Boessenkool <segher@kernel.crashing.org>
17634 * function.c (thread_prologue_and_epilogue_insns): Commit the
17635 insertion of the epilogue.
17637 2016-05-20 Martin Jambor <mjambor@suse.cz>
17639 PR tree-optimization/70884
17640 * tree-sra.c (initialize_constant_pool_replacements): Do not check
17641 should_scalarize_away_bitmap and cannot_scalarize_away_bitmap bits.
17642 (sort_and_splice_var_accesses): Do not consider multiple scalar reads
17643 of constant pool data as a reason for scalarization.
17645 2016-05-20 Eric Botcazou <ebotcazou@adacore.com>
17647 * config/arm/arm.c (arm_expand_prologue): Set the stack usage to 0
17648 for naked functions.
17649 (thumb1_expand_prologue): Likewise.
17651 2016-05-20 Nathan Sidwell <nathan@acm.org>
17653 * config/nvptx/nptx.c (nvptx_option_override): Only set
17654 flag_toplevel_reorder, if not explicitly specified. Set
17655 flag_no_common, unless explicitly specified.
17657 2016-05-20 David Malcolm <dmalcolm@redhat.com>
17659 * calls.c (can_implement_as_sibling_call_p): Mark param
17660 reg_parm_stack_space with ATTRIBUTE_UNUSED.
17662 2016-05-20 Uros Bizjak <ubizjak@gmail.com>
17664 * config/i386/i386.c (ix86_rtx_costs) <case CONST_DOUBLE>:
17665 Use IS_STACK_MODE when calculating cost of standard 80387 constants.
17666 Fallthru to CONST_VECTOR case to calculate cost of standard SSE
17668 <case CONST_WIDE_INT>: Calculate cost of (MEM (SYMBOL_REF)).
17669 (ix86_legitimate_constant_p): Use CASE_CONST_SCALAR_INT
17670 and CASE_CONST_ANY.
17672 2016-05-20 Cesar Philippidis <cesar@codesourcery.com>
17674 * config/nvptx/nvptx.md (sincossf3): New pattern.
17676 2016-05-20 David Malcolm <dmalcolm@redhat.com>
17678 * calls.c (maybe_complain_about_tail_call): New function.
17679 (initialize_argument_information): Call
17680 maybe_complain_about_tail_call when clearing *may_tailcall.
17681 (can_implement_as_sibling_call_p): Call
17682 maybe_complain_about_tail_call when returning false.
17683 (expand_call): Read CALL_EXPR_MUST_TAIL_CALL and, if set,
17684 ensure try_tail_call is set. Call maybe_complain_about_tail_call
17685 if tail-call optimization fails.
17686 * cfgexpand.c (expand_call_stmt): Initialize
17687 CALL_EXPR_MUST_TAIL_CALL from gimple_call_must_tail_p.
17688 * gimple-pretty-print.c (dump_gimple_call): Dump
17689 gimple_call_must_tail_p.
17690 * gimple.c (gimple_build_call_from_tree): Call
17691 gimple_call_set_must_tail with the value of
17692 CALL_EXPR_MUST_TAIL_CALL.
17693 * gimple.h (enum gf_mask): Add GF_CALL_MUST_TAIL_CALL.
17694 (gimple_call_set_must_tail): New function.
17695 (gimple_call_must_tail_p): New function.
17696 * print-tree.c (print_node): Update printing of TREE_STATIC
17697 to reflect its use for CALL_EXPR_MUST_TAIL_CALL.
17698 * tree-core.h (struct tree_base): Add MUST_TAIL_CALL to the
17699 trailing comment listing applicable flags.
17700 * tree.h (CALL_EXPR_MUST_TAIL_CALL): New macro.
17702 2016-05-20 David Malcolm <dmalcolm@redhat.com>
17704 * calls.c (expand_call): Move "Rest of purposes for tail call
17705 optimizations to fail" to...
17706 (can_implement_as_sibling_call_p): ...this new function, and
17707 split into multiple "if" statements.
17709 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
17711 * cfgloop.h (expected_loop_iterations_unbounded,
17712 expected_loop_iterations): Unconstify.
17713 * cfgloopanal.c (expected_loop_iterations_unbounded): Sanity check the
17714 profile with known upper bound; return 3 when profile is absent.
17715 (expected_loop_iterations): Update.
17717 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
17719 * loop-doloop.c (doloop_optimize): Use get_estimated_loop_iterations_int
17720 and get_max_loop_iterations_int.
17722 2016-05-20 Jan Hubicka <hubicka@ucw.cz>
17724 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can not produce
17725 realistic upper bounds here.
17727 2016-05-20 Jakub Jelinek <jakub@redhat.com>
17730 * gimple-fold.c (gimple_fold_call): Do not remove lhs of noreturn
17731 calls if the LHS is variable length or has addressable type.
17732 If targets[0]->decl is a noreturn call with void return type and
17733 zero arguments, adjust fntype and remove lhs in that case.
17735 2016-05-20 Marc Glisse <marc.glisse@inria.fr>
17737 PR tree-optimization/71079
17738 PR tree-optimization/71206
17739 * match.pd ((X ^ Y) ^ (X ^ Z)): Convert the arguments.
17741 2016-05-20 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
17743 * tree-vectorizer.c (get_vec_alignment_for_decl): New static function.
17744 (get_vec_alignment_for_array_decl): Likewise.
17745 (get_vec_alignment_for_record_decl): Likewise.
17746 (increase_alignment::execute): Move code to find alignment to
17747 get_vec_alignment_for_array_decl and call get_vec_alignment_for_decl.
17748 (type_align_map): New hash_map.
17750 2016-05-20 Richard Guenther <rguenther@suse.de>
17752 PR tree-optimization/29756
17753 * tree.def (BIT_INSERT_EXPR): New tcc_expression tree code.
17754 * expr.c (expand_expr_real_2): Handle BIT_INSERT_EXPR.
17755 * fold-const.c (operand_equal_p): Likewise.
17756 (fold_ternary_loc): Add constant folding of BIT_INSERT_EXPR.
17757 * gimplify.c (gimplify_expr): Handle BIT_INSERT_EXPR.
17758 * tree-inline.c (estimate_operator_cost): Likewise.
17759 * tree-pretty-print.c (dump_generic_node): Likewise.
17760 * tree-ssa-operands.c (get_expr_operands): Likewise.
17761 * cfgexpand.c (expand_debug_expr): Likewise.
17762 * gimple-pretty-print.c (dump_ternary_rhs): Likewise.
17763 * gimple.c (get_gimple_rhs_num_ops): Handle BIT_INSERT_EXPR.
17764 * tree-cfg.c (verify_gimple_assign_ternary): Verify BIT_INSERT_EXPR.
17765 * tree-ssa.c (non_rewritable_lvalue_p): We can rewrite
17766 vector inserts using BIT_FIELD_REF or MEM_REF on the lhs.
17767 (execute_update_addresses_taken): Do it.
17769 2016-05-20 Richard Biener <rguenther@suse.de>
17771 PR tree-optimization/71185
17772 * tree-ssa-loop-prefetch.c (gather_memory_references): Drop
17773 register operations.
17775 2016-05-20 Richard Biener <rguenther@suse.de>
17777 * tree-if-conv.c (add_bb_predicate_gimplified_stmts): Use
17778 gimple_seq_add_seq_without_update.
17779 (release_bb_predicate): Assert we have no operands to free.
17780 (if_convertible_loop_p_1): Calculate post dominators later.
17781 Do not free BB predicates here.
17782 (combine_blocks): Do not recompute BB predicates.
17783 (version_loop_for_if_conversion): Save BB predicates around
17786 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
17788 * function.c (make_epilogue_seq): Remove epilogue_end parameter.
17789 (thread_prologue_and_epilogue_insns): Remove bb_flags. Restructure
17790 code. Ignore sibcalls on EDGE_IGNORE edges.
17791 * shrink-wrap.c (handle_simple_exit): New function. Set EDGE_IGNORE
17792 on edges for sibcalls that run without prologue. The rest of the
17793 function is combined from...
17794 (fix_fake_fallthrough_edge): ... this, and ...
17795 (try_shrink_wrapping): ... a part of this. Remove the bb_with
17796 function argument, make it a local variable.
17798 2016-05-19 Sandra Loosemore <sandra@codesourcery.com>
17800 * config/i386/cygming.h (DWARF2_UNWIND_INFO): Allow
17801 --disable-sjlj-exceptions for TARGET_BI_ARCH to select DWARF-2 EH
17802 for 32-bit mode and SEH for 64-bit.
17803 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): Handle
17804 TARGET_64BIT_DEFAULT.
17806 2016-05-19 Ryan Burn <contact@rnburn.com>
17808 * Makefile.in (GTFILES): Add cilk.h and cilk-common.c.
17809 * gengtype.c (open_base_files): Add cilk.h to ifiles.
17811 2016-05-19 Uros Bizjak <ubizjak@gmail.com>
17813 * sched-deps.c (sched_analyze_2) <case TRAP_IF>: Also
17814 force pending loads from memory.
17816 2016-05-19 Kelvin Nilsen <kelvin@gcc.gnu.org>
17818 * config/rs6000/altivec.md (UNSPEC_DARN): New unspec constant.
17819 (UNSPEC_DARN_32): New unspec constant.
17820 (UNSPEC_DARN_RAW): New unspec constant.
17821 (darn_32): New instruction.
17822 (darn_raw): New instruction.
17823 (darn): New instruction.
17824 * config/rs6000/rs6000-builtin.def (RS6000_BUILTIN_0): Add
17825 support and documentation for this macro.
17826 (BU_P9_MISC_1): New macro definition.
17827 (BU_P9_64BIT_MISC_0): New macro definition.
17828 (BU_P9_MISC_0): New macro definition.
17829 (darn_32): New builtin definition.
17830 (darn_raw): New builtin definition.
17831 (darn): New builtin definition.
17832 * config/rs6000/rs6000.c: Add #define RS6000_BUILTIN_0 and #undef
17833 RS6000_BUILTIN_0 directives to surround each occurrence of
17834 #include "rs6000-builtin.def".
17835 (rs6000_builtin_mask_calculate): Add in the RS6000_BTM_MODULO and
17836 RS6000_BTM_64BIT flags to the returned mask, depending on
17838 (def_builtin): Correct an error in the assignments made to the
17839 debugging variable attr_string.
17840 (rs6000_expand_builtin): Add support for no-operand built-in
17842 (builtin_function_type): Remove fatal_error assertion that is no
17844 (rs6000_common_init_builtins): Add support for no-operand built-in
17846 * config/rs6000/rs6000.h (RS6000_BTM_MODULO): New macro
17848 (RS6000_BTM_PURE): Enhance comment to clarify intent of this flag
17850 (RS6000_BTM_64BIT): New macro definition.
17851 * doc/extend.texi: Document __builtin_darn (void),
17852 __builtin_darn_raw (void), and __builtin_darn_32 (void) built-in
17855 2016-05-19 Jan Hubicka <hubicka@ucw.cz>
17857 * tree-vect-loop.c (vect_analyze_loop_2): Use also
17858 max_loop_iterations_int.
17860 2016-05-19 Marek Polacek <polacek@redhat.com>
17862 PR tree-optimization/71031
17863 * tree-vrp.c (extract_range_from_binary_expr_1): Turn assert into a
17864 condition and adjust the code a bit.
17866 2016-05-19 Martin Liska <mliska@suse.cz>
17868 * tree-vect-stmts.c (vectorizable_simd_clone_call): Utilize
17869 auto_vec instead of vec.
17871 2016-05-19 Martin Liska <mliska@suse.cz>
17873 * tree-parloops.c (oacc_entry_exit_ok): Release a vector.
17875 2016-05-19 Martin Liska <mliska@suse.cz>
17877 * tree-if-conv.c (ifcvt_repair_bool_pattern): Utilize auto_vecs.
17879 2016-05-19 Martin Liska <mliska@suse.cz>
17881 * ipa-pure-const.c (set_function_state): Remove an existing
17883 (remove_node_data): Do not free it as it's released
17884 in set_function_state.
17886 2016-05-19 Martin Liska <mliska@suse.cz>
17888 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Release
17891 2016-05-19 Martin Liska <mliska@suse.cz>
17893 * omp-simd-clone.c (simd_clone_adjust): Release vector.
17895 2016-05-19 Martin Liska <mliska@suse.cz>
17897 * tree-ssa-reassoc.c (eliminate_duplicate_pair): Truncate
17898 an auto_vec instead of re-creating it.
17900 2016-05-19 Martin Liska <mliska@suse.cz>
17902 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Use
17903 auto_vec instead of vec.
17905 2016-05-19 Martin Liska <mliska@suse.cz>
17907 * lto-section-in.c (lto_get_section_data): Call
17908 lto_check_version with additional argument.
17909 * lto-streamer.c (lto_check_version): Add new argument.
17910 * lto-streamer.h (lto_check_version): Likewise.
17912 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17914 * config/arm/arm.c (arm_new_rtx_costs, SIGN_EXTEND case):
17915 Don't add cost of inner memory when handling sign-extended loads.
17917 2016-05-19 Ilya Enkovich <ilya.enkovich@intel.com>
17919 PR rtl-optimization/71148
17920 * cse.c (cse_main): Free dominance info.
17921 (rest_of_handle_cse): Don't free dominance info.
17922 (rest_of_handle_cse2): Likewise.
17923 (rest_of_handle_cse_after_global_opts): Likewise.
17925 2016-05-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
17928 * config/arm/arm-builtins.c (arm_builtin_vectorized_function): Return
17929 NULL_TREE early if NEON is not available. Remove now redundant check
17930 in ARM_CHECK_BUILTIN_MODE.
17932 2016-05-19 Maxim Ostapenko <m.ostapenko@samsung.com>
17935 * cppbuiltin.c (define_builtin_macros_for_compilation_flags): Add new
17936 builtin __SANITIZE_THREAD__ macros for fsanitize=thread switch.
17937 * doc/cpp.texi: Document new macros.
17939 2016-05-19 Bin Cheng <bin.cheng@arm.com>
17941 PR tree-optimization/69848
17942 * tree-vect-loop.c (vectorizable_reduction): Don't factor
17943 comparison expr out of VEC_COND_EXPR for COND_REDUCTION.
17945 2016-05-19 Segher Boessenkool <segher@kernel.crashing.org>
17947 * function.c (thread_prologue_and_epilogue_insn): Move the
17948 "goto epilogue_done" one block later.
17950 2016-05-19 Richard Biener <rguenther@suse.de>
17952 PR tree-optimization/70729
17953 * passes.def: Move LIM pass before PRE. Remove no longer
17954 required copyprop and move first DCE out of the loop pipeline.
17956 2016-05-18 David Malcolm <dmalcolm@redhat.com>
17959 * Makefile.in (GCC_OBJS): Move spellcheck.o to...
17960 (OBJS-libcommon-target): ...here.
17961 * opts-common.c: Include spellcheck.h.
17962 (cmdline_handle_error): Build a vec of valid options and use it
17963 to suggest provide hints for misspelled arguments.
17965 2016-05-18 Jakub Jelinek <jakub@redhat.com>
17968 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Don't drop
17969 lhs if it has TREE_ADDRESSABLE type.
17971 2016-05-18 Uros Bizjak <ubizjak@gmail.com>
17974 * config/alpha/alpha.md (trap): Add (use (reg:DI 29)).
17975 (*exception_receiver_1): Return "#" for TARGET_EXPLICIT_RELOCS.
17977 2016-05-18 Martin Jambor <mjambor@suse.cz>
17980 * ipa-cp.c (ipa_get_jf_pass_through_result): Allow non-ip constant
17981 input for NOP_EXPR pass-through functions.
17982 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Allow
17983 aggregate global constant VAR_DECLs in constant jump functions.
17985 2016-05-18 Martin Jambor <mjambor@suse.cz>
17988 * ipa-prop.c (parm_preserved_before_stmt_p): Return true for loads
17989 from TREE_READONLY parameters.
17991 2016-05-18 Martin Jambor <mjambor@suse.cz>
17994 * cgraph.h (cgraph_indirect_call_info): New field
17995 guaranteed_unmodified.
17996 * ipa-cp.c (ipa_get_indirect_edge_target_1): Also pass parameter value
17997 to ipa_find_agg_cst_for_param, check guaranteed_unmodified when
17999 * ipa-inline-analysis.c (evaluate_conditions_for_known_args): Also
18000 pass the parameter value to ipa_find_agg_cst_for_param.
18001 * ipa-prop.c (ipa_load_from_parm_agg): New parameter
18002 guaranteed_unmodified, store AA results there instead of bailing out
18004 (ipa_note_param_call): Also initialize guaranteed_unmodified flag.
18005 (ipa_analyze_indirect_call_uses): Also set guaranteed_unmodified flag.
18006 (find_constructor_constant_at_offset): New function.
18007 (ipa_find_agg_cst_from_init): Likewise.
18008 (ipa_find_agg_cst_for_param): Also seearch for aggregate values in
18009 static initializers of contants, report back through a new paameter
18010 from_global_constant if that was the case.
18011 (try_make_edge_direct_simple_call): Also pass parameter value to
18012 ipa_find_agg_cst_for_param, check guaranteed_unmodified when
18014 (ipa_write_indirect_edge_info): Stream new flag guaranteed_unmodified.
18015 (ipa_read_indirect_edge_info): Likewise.
18016 * ipa-prop.h (ipa_find_agg_cst_for_param): Update declaration.
18017 (ipa_load_from_parm_agg): Likewise.
18019 2016-05-18 Jiong Wang <jiong.wang@arm.com>
18021 PR rtl-optimization/71150
18022 * lra-constraint (process_addr_reg): Guard "in_class_p" with REG_P
18025 2016-05-18 Michael Meissner <meissner@linux.vnet.ibm.com>
18028 * config/rs6000/constraints.md (wE constraint): New constraint
18029 for a vector constant that can be loaded with XXSPLTIB.
18030 (wM constraint): New constraint for a vector constant of a 1's.
18031 (wS constraint): New constraint for a vector constant that can be
18032 loaded with XXSPLTIB and a vector sign extend instruction.
18033 * config/rs6000/predicates.md (xxspltib_constant_split): New
18034 predicates for wE/wS constraints.
18035 (xxspltib_constant_nosplit): Likewise.
18036 (easy_vector_constant): Add support for constants that can be
18037 loaded via XXSPLTIB.
18038 (all_ones_constant): New predicate for vector constant with all
18040 (splat_input_operand): Add support for ISA 3.0 word splat operations.
18041 * config/rs6000/rs6000.c (xxspltib_constant_p): New function to
18042 return if a constant can be loaded with the ISA 3.0 XXSPLTIB
18043 instruction and possibly with a sign extension.
18044 (output_vec_const_move): Add support for XXSPLTIB. If we are
18045 loading up 0/-1 into Altivec registers, prefer using VSPLTISW
18046 instead of XXLXOR/XXLORC.
18047 (rs6000_expand_vector_init): Add support for ISA 3.0 word splat
18049 (rs6000_legitimize_reload_address): Likewise.
18050 (rs6000_output_move_128bit): Use output_vec_const_move to emit
18052 * config/rs6000/vsx.md (VSX_M): Add TImode (if -mvsx-timode) and
18053 combine VSX_M and VSX_M2 into one iterator.
18054 (VSX_M2): Likewise.
18055 (VSINT_84): New iterators for loading constants with XXSPLTIB.
18056 (VSINT_842): Likewise.
18057 (UNSPEC_VSX_SIGN_EXTEND): New UNSPEC.
18058 (xxspltib_v16qi): New insns to load up constants with the ISA 3.0
18059 XXSPLTIB instruction.
18060 (xxspltib_<mode>_nosplit): Likewise.
18061 (xxspltib_<mode>_split): New insn to load up constants with
18062 XXSPLTIB and a sign extend instruction.
18063 (vsx_mov<mode>): Replace single move that handled all vector types
18064 with separate 32-bit and 64-bit moves. Combine the movti_<bit>
18065 moves (when -mvsx-timode is in effect) into the main vector
18066 moves. Eliminate separate moves for <VSr> <VSa>, where the
18067 preferred register class (<VSr>) is listed first, and the
18068 secondary register class (<VSa>) is listed second with a '?' to
18069 discourage use. Prefer loading 0/-1 in any VSX register for ISA
18070 3.0, and Altivec registers for ISA 2.06/2.07 (PR target/70915) so
18071 that if the register was involved in a slow operation, the
18072 clear/set operation does not wait for the slow operation to
18073 finish. Adjust the length attributes for 32-bit mode. Use
18074 rs6000_output_move_128bit and drop the use of the string
18075 instructions for 32-bit movti when -mvsx-timode is in effect. Use
18076 spacing so that the alternatives and attributes don't generate
18077 long lines, and put things in columns, so that it is easier to
18078 match up the operands and attributes with the insn alternatives.
18079 (vsx_mov<mode>_64bit): Likewise.
18080 (vsx_mov<mode>_32bit): Likewise.
18081 (vsx_movti_64bit): Fold movti into normal vector moves.
18082 (vsx_movti_32bit): Likewise.
18083 (vsx_splat_<mode>, V4SI/V4SF modes): Add support for ISA 3.0 word
18084 splat instructions.
18085 (vsx_splat_v4si_internal): Likewise.
18086 (vsx_splat_v4sf_internal): Likewise.
18087 (vector fusion peepholes): Use VSX_M instead of VSX_M2.
18088 (vsx_sign_extend_qi_<mode>): New ISA 3.0 instructions to sign
18089 extend vector elements.
18090 (vsx_sign_extend_hi_<mode>): Likewise.
18091 (vsx_sign_extend_si_v2di): Likewise.
18092 * config/rs6000/rs6000-protos.h (xxspltib_constant_p): Add
18094 * doc/md.texi (PowerPC constraints): Document the wE, wM, and wS
18095 constraints. Add trailing period to wL documentation.
18097 2016-05-18 Richard Sandiford <richard.sandiford@arm.com>
18099 PR middle-end/71020
18100 * tree-dfa.h (replace_abnormal_ssa_names): Declare.
18101 * tree-dfa.c (replace_abnormal_ssa_names): New function.
18102 * tree-call-cdce.c: Include tree-dfa.h.
18103 (can_guard_call_p): New function, extracted from...
18104 (can_use_internal_fn): ...here.
18105 (shrink_wrap_one_built_in_call_with_conds): Remove failure path
18107 (shrink_wrap_one_built_in_call): Likewise.
18108 (use_internal_fn): Likewise.
18109 (shrink_wrap_conditional_dead_built_in_calls): Update accordingly
18110 and return void. Call replace_abnormal_ssa_names.
18111 (pass_call_cdce::execute): Check can_guard_call_p during the
18112 initial walk. Assume shrink_wrap_conditional_dead_built_in_calls
18113 will always change something.
18115 2016-05-18 Martin Jambor <mjambor@suse.cz>
18118 * ipa-prop.c (determine_locally_known_aggregate_parts): Bail out early
18119 if parameter PARAM_IPA_MAX_AGG_ITEMS is zero.
18121 2016-05-18 Martin Jambor <mjambor@suse.cz>
18124 * ipa-inline.h (condition): New field size.
18125 * ipa-inline-analysis.c (add_condition): New parameter SIZE, use it
18126 for comaprison and store it into the new condition.
18127 (evaluate_conditions_for_known_args): Use condition size to check
18128 access sizes for all but CHANGED conditions.
18129 (unmodified_parm_1): New parameter size_p, store access size into it.
18130 (unmodified_parm): Likewise.
18131 (unmodified_parm_or_parm_agg_item): Likewise.
18132 (eliminated_by_inlining_prob): Pass NULL to unmodified_parm as size_p.
18133 (set_cond_stmt_execution_predicate): Extract access sizes and store
18134 them to conditions.
18135 (set_switch_stmt_execution_predicate): Likewise.
18136 (will_be_nonconstant_expr_predicate): Likewise.
18137 (will_be_nonconstant_predicate): Likewise.
18138 (inline_read_section): Stream condition size.
18139 (inline_write_summary): Likewise.
18141 2016-05-18 Richard Biener <rguenther@suse.de>
18143 * tree-ssa-loop-im.c (determine_max_movement): Properly add
18144 condition cost to PHI cost instead of total_cost.
18146 2016-05-18 Martin Liska <mliska@suse.cz>
18149 * ipa-icf.c (sem_variable::merge): Set DECL_PT_UID for
18152 2016-05-18 Richard Biener <rguenther@suse.de>
18154 * lto-streamer.h (LTO_major_version): Bump to 6.
18156 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
18158 * function.c (make_split_prologue_seq, make_prologue_seq,
18159 make_epilogue_seq): New functions, factored out from...
18160 (thread_prologue_and_epilogue_insns): Here.
18162 2016-05-18 Segher Boessenkool <segher@kernel.crashing.org>
18164 * function.c (rest_of_handle_thread_prologue_and_epilogue): Call
18165 cleanup_cfg with CLEANUP_EXPENSIVE after shrink-wrapping instead
18166 of before. Add a comment.
18168 2016-05-18 Bin Cheng <bin.cheng@arm.com>
18170 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check invariant
18171 expression pointer, not pointer to the pointer.
18173 2016-05-18 Jakub Jelinek <jakub@redhat.com>
18175 * config/i386/sse.md (pbroadcast_evex_isa): New mode attr.
18176 (avx2_pbroadcast<mode>): Add another alternative with v instead
18177 of x constraints in it, using <pbroadcast_evex_isa> isa.
18178 (avx2_pbroadcast<mode>_1): Similarly, add two such alternatives.
18180 * config/i386/sse.md (<ssse3_avx2>_palignr<mode>): Use
18181 constraint x instead of v in second alternative, add avx512bw
18184 * config/i386/sse.md (<ssse3_avx2>_pshufb<mode>3<mask_name>): Use
18185 constraint x instead of v in second alternative, add avx512bw
18188 * config/i386/sse.md (*<ssse3_avx2>_pmulhrsw<mode>3<mask_name>): Use
18189 constraint x instead of v in second alternative, add avx512bw
18192 * config/i386/sse.md (avx2_pmaddubsw256, ssse3_pmaddubsw128): Add
18193 avx512bw alternative.
18195 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
18197 * config/i386/sse.md (define_insn "*andnot<mode>3"): Extend static
18198 array to 128 chars.
18199 (define_insn "*andnottf3"): Ditto.
18200 (define_insn "*<code><mode>3"/any_logic): Ditto.
18201 (define_insn "*<code>tf3"/any_logic): Ditto.
18202 (define_insn "sse2_storehpd"): Use Yv constraint for scalar
18203 operand to block AVX-512VL insn variant emit when it is not enabled.
18205 2016-05-18 Kirill Yukhin <kirill.yukhin@intel.com>
18207 * config/i386/sse.md (define_insn "*vec_concatv2sf_sse4_1"): Use 'Yv'
18208 constraint fot SF mode.
18210 2016-05-18 Petr Murzin <petr.murzin@intel.com>
18211 Kirill Yukhin <kirill.yukhin@intel.com>
18213 * config/i386/sse.md (define_insn "srcp14<mode>"): Use proper operand
18215 (define_insn "rsqrt14<mode>"): Ditto.
18216 (define_insn "<mask_codefor>avx512dq_cvtps2qqv2di<mask_name>"): Ditto.
18217 (define_insn "<fixsuffix>fix_truncv2sfv2di2<mask_name>"): Ditto.
18218 (define_insn "avx512f_<code>v8div16qi2_mask_store"): Ditto.
18219 (define_insn "vec_set_hi_<mode><mask_name>"): Ditto.
18220 (define_insn "<mask_codefor>avx512dq_broadcast<mode><mask_name>"):
18222 (define_insn "*avx512f_gatherdi<mode>"): Ditto.
18223 (define_insn "*avx512f_scatterdi<mode>"): Ditto.
18224 * config/i386/i386.c (ix86_print_operand): Expand check for size
18225 override codes for Intel syntax.
18227 2016-05-18 Richard Biener <rguenther@suse.de>
18229 PR tree-optimization/71168
18230 * tree-loop-distribution.c (distribute_loop): Move *destroy_p
18231 initialization earlier.
18233 2016-05-18 James Greenhalgh <james.greenhalgh@arm.com>
18235 * config/aarch64/aarch64-simd.md
18236 (aarch64_reduc_plus_internal<mode>): Rename to...
18237 (reduc_plus_scal): ...This, and remove previous implementation.
18239 2016-05-18 Richard Biener <rguenther@suse.de>
18241 * passes.def: Put late dse and cd_dce in canonical order.
18243 2016-05-17 Jan Hubicka <hubicka@ucw.cz>
18245 * ipa-inline-transform.c (preserve_function_body_p): Look for
18246 first non-thunk clone.
18247 (save_function_body): Save into first non-thunk.
18248 * lto-cgraph.c (lto_output_edge): When streaming thunk do not look
18250 (lto_output_node): Inline thunks don't need body in every
18252 * lto-streamer-in.c: Do not fixup thunk clones.
18253 * cgraphclones.c (cgraph_node::create_edge_including_clone): Skip
18255 * tree-inline.c (copy_bb): Be prepared for target node to be new after
18258 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
18260 PR middle-end/63586
18261 * tree-ssa-reassoc.c (transform_add_to_multiply): New.
18262 (reassociate_bb): Call transform_add_to_multiply.
18264 2016-05-17 Kugan Vivekanandarajah <kuganv@linaro.org>
18266 * config/aarch64/aarch64.c (all_extensions): Removed unused
18269 2016-05-17 Nathan Sidwell <nathan@acm.org>
18271 * config/nvptx/nvptx.c (nvptx_function_arg_boundary): New.
18272 (TARGET_FUNCTION_ARG_BOUNDARY): Override.
18274 2016-05-17 Mikhail Maltsev <maltsevm@gmail.com>
18276 PR tree-optimization/54579
18277 PR middle-end/55299
18278 * match.pd (~(~X >> Y), ~(~X >>r Y), ~(~X <<r Y)): New patterns.
18280 2016-05-17 Marek Polacek <polacek@redhat.com>
18283 * tree-inline.c (expand_call_inline): Call
18284 maybe_remove_unused_call_args.
18286 2016-05-17 Jim Wilson <jim.wilson@linaro.org>
18288 * doc/cpp.texi (__GNUC__): Major version changes are no longer rare.
18289 * doc/invoke.texi (-mnan=2008): Change signalling to signaling.
18290 * doc/md.texi (fmin@var{m}3): Likewise.
18292 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
18294 * match.pd (X & C): New transformation.
18296 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
18298 * match.pd (~X & Y): New transformation.
18300 2016-05-17 Marc Glisse <marc.glisse@inria.fr>
18302 * tree-vrp.c (simplify_truth_ops_using_ranges): Set range
18303 information for new SSA_NAME.
18304 (simplify_conversion_using_ranges): Get range through get_range_info
18305 instead of get_value_range.
18307 2016-05-17 Jiong Wang <jiong.wang@arm.com>
18309 * config/aarch64/arm_neon.h (vmvn_s8): Reimplement using C operator.
18310 Remove inline assembly.
18311 (vmvn_s16): Likewise.
18312 (vmvn_s32): Likewise.
18313 (vmvn_u8): Likewise.
18314 (vmvn_u16): Likewise.
18315 (vmvn_u32): Likewise.
18316 (vmvnq_s8): Likewise.
18317 (vmvnq_s16): Likewise.
18318 (vmvnq_s32): Likewise.
18319 (vmvnq_u8): Likewise.
18320 (vmvnq_u16): Likewise.
18321 (vmvnq_u32): Likewise.
18322 (vmvn_p8): Likewise.
18323 (vmvnq_p16): Likewise.
18325 2016-05-17 Jiong Wang <jiong.wang@arm.com>
18327 * config/aarch64/aarch64-simd.md (vmul_n_f32): Remove inline assembly.
18329 (vmul_n_s16): Likewise.
18330 (vmul_n_s32): Likewise.
18331 (vmul_n_u16): Likewise.
18332 (vmul_n_u32): Likewise.
18333 (vmulq_n_f32): Likewise.
18334 (vmulq_n_f64): Likewise.
18335 (vmulq_n_s16): Likewise.
18336 (vmulq_n_s32): Likewise.
18337 (vmulq_n_u16): Likewise.
18338 (vmulq_n_u32): Likewise.
18340 2016-05-17 Jiong Wang <jiong.wang@arm.com>
18342 * config/aarch64/aarch64-simd.md (*aarch64_mul3_elt_to_128df): Extend
18343 to all supported modes. Rename to "*aarch64_mul3_elt_from_dup".
18345 2016-05-17 Jiong Wang <jiong.wang@arm.com>
18347 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_to_128df): Rename
18348 to *aarch64_fma4_elt_from_dup<mode>.
18349 (*aarch64_fnma4_elt_to_128df): Rename to
18350 *aarch64_fnma4_elt_from_dup<mode>.
18351 * config/aarch64/arm_neon.h (vfma_n_f64): New.
18352 (vfms_n_f32): Likewise.
18353 (vfms_n_f64): Likewise.
18354 (vfmsq_n_f32): Likewise.
18355 (vfmsq_n_f64): Likewise.
18357 2016-05-17 Gerald Pfeifer <gerald@pfeifer.com>
18359 * wide-int.h: Change fixed_wide_int_storage from class to struct.
18361 2016-05-17 Richard Biener <rguenther@suse.de>
18363 PR tree-optimization/71132
18364 * tree-loop-distribution.c (create_rdg_cd_edges): Pass in loop.
18365 Only add control dependences for blocks in the loop.
18366 (build_rdg): Adjust.
18367 (generate_code_for_partition): Return whether loop should
18368 be destroyed and delay that.
18369 (distribute_loop): Likewise.
18370 (pass_loop_distribution::execute): Record loops to be destroyed
18371 and perform delayed destroying of loops.
18373 2016-05-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18376 * config/aarch64/aarch64-simd.md (aarch64_vmls<mode>): Delete.
18378 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
18380 * config/aarch64/aarch64-elf.h (ASM_OUTPUT_DEF): Delete.
18382 2016-05-17 Ilya Enkovich <ilya.enkovich@intel.com>
18385 * config/i386/i386.c (dimode_scalar_chain::convert_op): Fix
18386 insertion point for instructions generated by validize_mem.
18388 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
18390 * config/aarch64/aarch64.c (SHIFT_COUNT_TRUNCATED): Wrap definition
18393 2016-05-17 James Greenhalgh <james.greenhalgh@arm.com>
18395 * config/aarch64/aarch64.c
18396 (aarch64_output_simd_mov_immediate): Make "buf_size" a variable
18397 rather than a macro.
18399 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
18401 * doc/invoke.texi (AArch64 Options): Various updates.
18403 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
18405 * ipa-inline-analysis.c (compute_inline_parameters): Disable inlinig
18406 into instrumentation thunks.
18407 * cif-code.def (CIF_CHKP): New.
18409 2016-05-16 Uros Bizjak <ubizjak@gmail.com>
18411 * config/i386/xopintrin.h: Correct "unsinged" typo in the comments.
18413 2016-05-16 Martin Jambor <mjambor@suse.cz>
18415 * hsa-gen.c (fillup_for_decl): Increase alignment to natural one.
18416 (get_symbol_for_decl): Sorry if a global symbol in under-aligned.
18418 2016-05-16 Marek Polacek <polacek@redhat.com>
18420 * gimple.c (maybe_remove_unused_call_args): Fix typos in the
18423 2016-05-16 Martin Jambor <mjambor@suse.cz>
18426 * omp-low.c (grid_expand_target_grid_body): Copy RESULT_DECL of
18427 the outlined kernel function.
18429 2016-05-16 Robert Suchanek <robert.suchanek@imgtec.com>
18431 * config/mips/mips.h (ISA_HAS_LSA): Enable for -mmsa.
18432 (ISA_HAS_DLSA): Ditto.
18434 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
18436 * config/mips/m5100.md (m51_int_load): Update the latency to 2.
18438 2016-05-16 Nathan Sidwell <nathan@acm.org>
18440 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): Revert.
18441 (nvptx_name_replacement): Restore. Add comment.
18442 (write_fn_proto, write_fn_proto_from_insn,
18443 nvptx_output_call_insn): Restore
18444 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Delete.
18446 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
18448 * config/aarch64/aarch64.md
18449 (add<mode>3_compareC_cconly_imm): Remove use of %w.
18450 (add<mode>3_compareC_imm): Likewise.
18451 (<optab>si3_uxtw): Split into register and immediate variants.
18452 (andsi3_compare0_uxtw): Likewise.
18453 (and<mode>3_compare0): Likewise.
18454 (and<mode>3nr_compare0): Likewise.
18455 (stack_protect_test_<mode>): Don't use %x for memory operands.
18457 2016-05-16 Matthew Fortune <matthew.fortune@imgtec.com>
18459 * config/mips/mips-cpus.def (p5600): Add multi-line brackets.
18461 2016-05-16 Wilco Dijkstra <wdijkstr@arm.com>
18463 * config/aarch64/aarch64.md (aarch64_ashl_sisd_or_int_<mode>3):
18464 Split integer shifts into shift_reg and bfm.
18465 (aarch64_lshr_sisd_or_int_<mode>3): Likewise.
18466 (aarch64_ashr_sisd_or_int_<mode>3): Likewise.
18467 (ror<mode>3_insn): Likewise.
18468 (<optab>si3_insn_uxtw): Likewise.
18469 (<optab><mode>3_insn): Change to rotate_imm.
18470 (extr<mode>5_insn_alt): Likewise.
18471 (extrsi5_insn_uxtw): Likewise.
18472 (extrsi5_insn_uxtw_alt): Likewise.
18474 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
18476 * doc/tm.texi: Regenerate.
18477 * doc/tm.texi.in (TARGET_INVALID_PARAMETER_TYPE): Remove.
18478 (TARGET_INVALID_RETURN_TYPE): Remove.
18479 * system.h: Poison TARGET_INVALID_PARAMETER_TYPE and
18480 TARGET_INVALID_RETURN_TYPE.
18481 * target.def (invalid_parameter_type): Remove.
18482 (invalid_return_type): Remove.
18484 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
18486 * ipa-inline-analysis.c (compute_inline_parameters): Be more reailistic
18487 on estimating thunk bodies; do not set inline_failed to CIF_THUNK for
18489 * ipa-inline-transform.c (inline_call): When inlining into thunk produce
18491 (preserve_function_body_p): No need to preserve function body
18492 * cif-codes.def (CIF_THUNK): Remove.
18493 * cgraphclones.c (duplicate_thunk_for_node): Thunks calls are inlinable.
18495 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
18497 * tree-inline.c (expand_call_inline): recurse after inlining thunk.
18499 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
18501 * tree.c (free_lang_data_in_decl): Also set target/optimization flags
18504 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
18506 * ipa-inline.c (report_inline_failed_reason): Look into thunks, too
18507 (inline_small_functions): Do not look for function symbol when
18510 2016-05-16 Jan Hubicka <hubicka@ucw.cz>
18512 * lto-cgraph.c (compute_ltrans_boundary, output_symtab): Fix handling
18515 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
18516 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18517 Jiong Wang <jiong.wang@arm.com>
18519 * config/arm/arm-c.c (arm_cpu_builtins): Use def_or_undef_macro
18520 for __ARM_FP16_FORMAT_IEEE and __ARM_FP16_FORMAT_ALTERNATIVE.
18521 Define __ARM_FP16_ARGS when appropriate.
18522 * config/arm/arm.c (arm_invalid_parameter_type): Remove
18524 (arm_invalid_return_type): Likewise.
18525 (TARGET_INVALID_PARAMETER_TYPE): Remove.
18526 (TARGET_INVALID_RETURN_TYPE): Remove.
18527 (aapcs_vfp_sub_candidate): Allow HFmode.
18528 (aapcs_vfp_allocate): Add comment. Support HFmode.
18529 (aapcs_vfp_allocate_return_reg): Likewise.
18530 (struct aapcs_cp_arg_layout): Slightly reword comments for
18531 is_return_candidate and allocate_return_reg.
18532 (output_mov_vfp): Update assert.
18533 (arm_hard_regno_mode_ok): Remove comment, update HF-mode
18535 (arm_invalid_parameter_type): Remove.
18536 (amr_invalid_return_type): Remove.
18537 * config/arm/arm.h (TARGET_NEON_FP16): Fix definition.
18538 * config/arm/arm.md (*arm32_movhf): Disable for TARGET_VFP.
18539 * config/arm/vfp.md (*movhf_vfp): Enable for TARGET_VFP.
18541 2016-05-16 Matthew Wahab <matthew.wahab@arm.com>
18543 * config/aarch64/aarch64.h (LEGITIMIZE_RELOAD_ADDRESS): Remove.
18544 * config/aarch64/arch64-protos.h
18545 (aarch64_legitimize_reload_address): Remove.
18546 * config/aarch64/aarch64.c (aarch64_legitimize_reload_address):
18549 2016-05-16 Eric Botcazou <ebotcazou@adacore.com>
18551 * configure.ac: Add ACX_NONCANONICAL_HOST.
18552 * configure: Regenerate.
18553 * Makefile.in: Set host_noncanonical.
18555 2016-05-14 Uros Bizjak <ubizjak@gmail.com>
18558 * config/i386/i386.md (*movtf_internal): Before register allocation,
18559 do not allow FP constants for CM_MEDIUM memory model, allow only
18560 standard FP constants for CM_LARGE and CM_LARGE_PIC models.
18561 (*movxf_internal): Ditto.
18562 (*movdf_internal): Ditto.
18563 (*movsf_internal): Ditto.
18565 2016-05-13 Segher Boessenkool <segher@kernel.crashing.org>
18567 PR rtl-optimization/67483
18568 * combine.c (make_compound_operation): Don't call extract_left_shift
18569 with negative shift amounts.
18571 2016-05-13 Jakub Jelinek <jakub@redhat.com>
18574 * fold-const.c (fold_checksum_tree): Allow modification
18575 of TYPE_ALIAS_SET during folding.
18577 * config/i386/i386.c (ix86_compute_frame_layout, ix86_expand_prologue,
18578 ix86_expand_split_stack_prologue): Use HOST_WIDE_INT_C macro.
18579 (ix86_split_to_parts): Likewise. Fix up formatting.
18581 2016-05-13 H.J. Lu <hongjiu.lu@intel.com>
18583 * tree-ssa-loop-ivopts.c (create_new_ivs): Cast to
18584 unsigned HOST_WIDE_INT with HOST_WIDE_INT_PRINT_UNSIGNED in
18587 2016-05-13 Nathan Sidwell <nathan@acm.org>
18589 * config/nvptx/nvptx.c (nvptx_mangle_decl_assembler_name): New.
18590 (nvptx_name_replacement): Delete.
18591 (write_fn_proto, write_fn_proto_from_insn,
18592 nvptx_output_call_insn): Remove nvptx_name_replacement call.
18593 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Override.
18594 * langhooks.c (add_builtin_funcction_common): Call
18595 targetm.mangle_decl_assembler_name.
18597 * config/nvptx/nvptx.c (write_fn_proto): Handle
18598 BUILT_IN_ATOMIC_COMPARE_EXCHANGE_n oddity.
18600 2016-05-13 Martin Liska <mliska@suse.cz>
18602 * tree-ssa-loop-ivopts.c (create_new_ivs): Use HOST_WIDE_INT_PRINT_DEC
18603 and PRIu64 in printf format.
18605 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18607 * tree-ssa-loop-ivanon.c (try_unroll_loop_completely): Typo fix in
18610 2016-05-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18612 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
18613 Change --param max-completely-peeled-times to
18614 --param max-completely-peel-times in dump file printing.
18616 2016-05-13 Richard Biener <rguenther@suse.de>
18618 PR tree-optimization/42587
18619 * tree-ssa-math-opts.c (perform_symbolic_merge): Handle BIT_FIELD_REF.
18620 (find_bswap_or_nop_1): Likewise.
18621 (bswap_replace): Likewise.
18623 2016-05-13 Martin Liska <mliska@suse.cz>
18625 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern):
18626 Initialize a variable with default value.
18628 2016-05-13 Martin Liska <mliska@suse.cz>
18630 * doc/invoke.texi: Enhance explanation of error recovery
18633 2016-05-13 Martin Liska <mliska@suse.cz>
18635 * tree-ssa-loop-ivopts.c (avg_loop_niter): Fix coding style.
18636 (struct cost_pair): Change inv_expr_id (int) to inv_expr
18637 (iv_inv_expr_ent *).
18638 (struct iv_inv_expr_ent): Comment struct fields.
18639 (sort_iv_inv_expr_ent): New function.
18640 (struct ivopts_data): Rename inv_expr_id to max_inv_expr_id.
18641 (struct iv_ca): Replace used_inv_expr and num_used_inv_expr with
18642 a hash_map between iv_inv_expr_ent and number of usages.
18643 (niter_for_exit): Fix coding style.
18644 (tree_ssa_iv_optimize_init): Use renamed variable.
18645 (determine_base_object): Fix coding style.
18646 (alloc_iv): Likewise.
18647 (find_interesting_uses_outside): Likewise.
18648 (add_candidate_1): Likewise.
18649 (add_standard_iv_candidates): Likewise.
18650 (set_group_iv_cost): Replace inv_expr_id with inv_expr.
18651 (prepare_decl_rtl): Fix coding style.
18652 (get_address_cost): Likewise.
18653 (get_shiftadd_cost): Likewise.
18654 (force_expr_to_var_cost): Likewise.
18655 (compare_aff_trees): Likewise.
18656 (get_expr_id): Restructure the function.
18657 (get_loop_invariant_expr_id): Renamed to
18658 get_loop_invariant_expr.
18659 (get_computation_cost_at): Replace usage of inv_expr_id with
18661 (get_computation_cost): Likewise.
18662 (determine_group_iv_cost_generic): Likewise.
18663 (determine_group_iv_cost_address): Likewise.
18664 (iv_period): Fix coding style.
18665 (iv_elimination_compare_lt): Likewise.
18666 (may_eliminate_iv): Likewise.
18667 (determine_group_iv_cost_cond): Replace usage of inv_expr_id with
18669 (determine_group_iv_costs): Dump invariant expressions.
18670 (iv_ca_recount_cost): Use the newly added hash_map.
18671 (iv_ca_set_remove_invariants): Fix coding style.
18672 (iv_ca_set_add_invariants): Fix coding style.
18673 (iv_ca_set_no_cp): Utilize the newly added hash_map for used
18675 (iv_ca_set_cp): Likewise.
18676 (iv_ca_new): Initialize the newly added hash_map and remove
18677 initialization of fields.
18678 (iv_ca_free): Delete the hash_map.
18679 (iv_ca_dump): Dump invariant expressions.
18680 (iv_ca_extend): Fix coding style.
18681 (try_add_cand_for): Likewise.
18682 (create_new_ivs): Dump information about # of avg iterations and
18683 # of used invariant expressions.
18684 (rewrite_use_compare): Fix coding style.
18685 (free_loop_data): Set default value for max_inv_expr_id.
18687 2016-05-13 Ilya Enkovich <ilya.enkovich@intel.com>
18689 * cse.c (rest_of_handle_cse): Use cleanup_cfg
18690 returned value cse_cfg_altered computation.
18691 (rest_of_handle_cse2): Likewise.
18692 (rest_of_handle_cse_after_global_opts): Likewise.
18694 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18697 * config/arm/arm.c (arm32_output_mi_thunk): New.
18698 (arm_output_mi_thunk): Rename to arm_thumb1_mi_thunk. Rework
18699 to split Thumb1 vs TARGET_32BIT functionality.
18700 (arm_thumb1_mi_thunk): New.
18702 2016-05-13 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
18704 * config/aarch64/aarch64.c (TARGET_OMIT_STRUCT_RETURN_REG): Set
18707 2016-05-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
18710 * config/i386/i386.c (ix86_in_large_data_p): Guard against NULL exp.
18712 2016-05-13 Eric Botcazou <ebotcazou@adacore.com>
18714 * builtins.c (expand_builtin_memcmp): Do not emit the call here.
18715 (expand_builtin_trap): Emit a regular call.
18716 (set_builtin_user_assembler_name): Remove obsolete cases.
18717 * dse.c (scan_insn): Adjust.
18718 * except.c: Include calls.h.
18719 (sjlj_emit_function_enter): If DONT_USE_BUILTIN_SETJMP is defined,
18720 emit a regular call to setjmp.
18721 * expr.c (emit_block_move_hints): Call emit_block_copy_via_libcall.
18722 (block_move_libcall_safe_for_call_parm): Use memcpy builtin.
18723 (emit_block_move_via_libcall): Delete.
18724 (block_move_fn): Delete.
18725 (init_block_move_fn): Likewise.
18726 (emit_block_move_libcall_fn): Likewise.
18727 (emit_block_op_via_libcall): New function.
18728 (set_storage_via_libcall): Tidy up and use memset builtin.
18729 (block_clear_fn): Delete.
18730 (init_block_clear_fn): Likewise.
18731 (clear_storage_libcall_fn): Likewise.
18732 (expand_assignment): Call emit_block_move_via_libcall.
18733 Do not include gt-expr.h.
18734 * expr.h (emit_block_op_via_libcall): Declare.
18735 (emit_block_copy_via_libcall): New inline function.
18736 (emit_block_move_via_libcall): Likewise.
18737 (emit_block_comp_via_libcall): Likewise.
18738 (block_clear_fn): Delete.
18739 (init_block_move_fn): Likewise.
18740 (init_block_clear_fn): Likewise.
18741 (emit_block_move_via_libcall): Likewise.
18742 (set_storage_via_libcall): Add default parameter value.
18743 * libfuncs.h (enum libfunc_index): Remove obsolete values.
18744 (abort_libfunc): Delete.
18745 (memcpy_libfunc): Likewise.
18746 (memmove_libfunc): Likewise.
18747 (memcmp_libfunc): Likewise.
18748 (memset_libfunc): Likewise.
18749 (setbits_libfunc): Likewise.
18750 (setjmp_libfunc): Likewise.
18751 (longjmp_libfunc): Likewise.
18752 (profile_function_entry_libfunc): Likewise.
18753 (profile_function_exit_libfunc): Likewise.
18754 (gcov_flush_libfunc): Likewise.
18755 * optabs-libfuncs.c (build_libfunc_function): Set DECL_ARTIFICIAL
18756 and DECL_VISIBILITY on the declaration.
18757 (init_optabs): Do not initialize obsolete libfuncs.
18758 * optabs.c (prepare_cmp_insn): Call emit_block_comp_via_libcall.
18759 * tree-core.h (ECF_RET1): Define.
18760 (ECF_TM_PURE): Adjust.
18761 (ECF_TM_BUILTIN): Likewise.
18762 * tree.c (set_call_expr_flags): Deal with ECF_RET1.
18763 (build_common_builtin_nodes): Initialize abort builtin.
18764 Add ECF_RET1 on memcpy, memmove and memset builtins.
18765 Pass final flags for alloca and alloca_with_align builtins.
18766 * config/alpha/alpha.c (alpha_init_libfuncs): Do not initialize
18768 * config/ia64/ia64.c (ia64_vms_init_libfuncs): Likewise.
18769 * config/i386/i386.c (ix86_expand_set_or_movmem): Adjust call to
18770 set_storage_via_libcall and call emit_block_copy_via_libcall.
18772 2016-05-12 Uros Bizjak <ubizjak@gmail.com>
18774 * config/i386/i386.md (*call_got_x32): Change operand 0 to
18775 DImode before it is passed to ix86_output_call_operand.
18776 (*call_value_got_x32): Ditto for operand 1.
18778 2016-05-12 Jiong Wang <jiong.wang@arm.com>
18780 PR rtl-optimization/70904
18781 * lra-constraint.c (process_addr_reg): Relax the restriction on subreg
18782 reload for wide mode.
18784 2016-05-12 Marek Polacek <polacek@redhat.com>
18787 * langhooks-def.h (lhd_incomplete_type_error): Adjust declaration.
18788 * langhooks.c (lhd_incomplete_type_error): Add location parameter.
18789 * langhooks.h (incomplete_type_error): Likewise.
18790 * tree.c (size_in_bytes_loc): Renamed from size_in_bytes. Add location
18791 parameter, pass it down to incomplete_type_error.
18792 * tree.h (size_in_bytes): New inline overload.
18793 (size_in_bytes_loc): Renamed from size_in_bytes.
18795 2016-05-12 Richard Biener <rguenther@suse.de>
18797 PR tree-optimization/71059
18798 * tree-ssa-pre.c (phi_translate_1): Fully fold translated
18799 nary before looking up or entering the expression into the VN
18801 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): Fix comment typo.
18802 Make sure to re-use NARYs without result as inserted by
18805 2016-05-12 Richard Biener <rguenther@suse.de>
18807 PR tree-optimization/71062
18808 * tree-ssa-alias.h (struct pt_solution): Add vars_contains_restrict
18810 * tree-ssa-structalias.c (set_uids_in_ptset): Set
18811 vars_contains_restrict if the var is a restrict tag.
18812 * tree-ssa-alias.c (ptrs_compare_unequal): If vars_contains_restrict
18813 do not disambiguate pointers against it.
18814 (dump_points_to_solution): Re-structure and adjust for new
18815 vars_contains_restrict flag.
18816 * gimple-pretty-print.c (pp_points_to_solution): Likewise.
18818 2016-05-12 Martin Liska <mliska@suse.cz>
18820 * doc/invoke.texi: Explain connection between
18821 -fsanitize-recover=address and ASAN_OPTIONS="halt_on_error=1".
18823 2016-05-12 Ilya Enkovich <ilya.enkovich@intel.com>
18825 PR tree-optimization/71006
18826 * tree-vect-loop.c (vect_determine_vectorization_factor): Don't
18827 consider COND_EXPR as a mask producer.
18829 2016-05-12 Marek Polacek <polacek@redhat.com>
18832 * opts.c (common_handle_option): Detect missing argument for --help^.
18834 2016-05-12 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
18837 * config/arm/arm.c (arm_output_multireg_pop): Avoid POP instruction
18838 when popping the PC and within an interrupt handler routine.
18839 Add missing tab to output of "ldmfd".
18840 (output_return_instruction): Output LDMFD with SP update rather
18841 than POP when returning from interrupt handler.
18843 2016-05-12 Jakub Jelinek <jakub@redhat.com>
18845 * config/i386/i386.md (isa): Add x64_avx512dq, enable if
18846 TARGET_64BIT && TARGET_AVX512DQ.
18847 * config/i386/sse.md (*vec_extract<mode>): Add avx512bw alternatives.
18848 (*vec_extract<PEXTR_MODE12:mode>_zext): Add avx512bw alternative.
18849 (*vec_extract<ssevecmodelower>_0, *vec_extractv4si_0_zext,
18850 *vec_extractv2di_0_sse): Use v constraint instead of x constraint.
18851 (*vec_extractv4si): Add avx512dq and avx512bw alternatives.
18852 (*vec_extractv4si_zext): Add avx512dq alternative.
18853 (*vec_extractv2di_1): Add x64_avx512dq and avx512bw alternatives,
18854 use v instead of x constraint in other alternatives where possible.
18856 * config/i386/sse.md (sse2_loadld): Use v instead of x
18857 constraint in alternatives 0,1,4.
18859 * config/i386/sse.md (pinsr_evex_isa): New mode attr.
18860 (<sse2p4_1>_pinsr<ssemodesuffix>): Add 2 alternatives with
18861 v constraints instead of x and <pinsr_evex_isa> isa attribute.
18864 * config/i386/sse.md (<sse2_avx2>_packssdw<mask_name>,
18865 <sse4_1_avx2>_packusdw<mask_name>): Make sure EVEX encoded insn
18866 is not emitted unless TARGET_AVX512BW.
18867 (<sse2_avx2>_packuswb<mask_name>, <sse2_avx2>_packsswb<mask_name>):
18868 Likewise. For TARGET_AVX512BW, use "=v" constraint instead of "=x"
18869 for the result operand.
18871 * config/i386/sse.md (*vec_setv4sf_sse4_1, sse4_1_insertps): Use v
18872 constraint instead of x in avx alternatives. Use maybe_evex instead
18875 * config/i386/constraints.md (Yv): New constraint.
18876 * config/i386/i386.h (VALID_AVX512VL_128_REG_MODE): Allow
18877 TFmode and V1TImode in xmm16+ registers for TARGET_AVX512VL.
18878 * config/i386/i386.md (avx512fvecmode): New mode attr.
18879 (*pushtf): Use v constraint instead of x.
18880 (*movtf_internal): Likewise. For TARGET_AVX512VL and
18881 xmm16+ registers, use vmovdqu64 or vmovdqa64 instructions.
18882 (*absneg<mode>2): Use Yv constraint instead of x constraint.
18883 (*absnegtf2_sse): Likewise.
18884 (copysign<mode>3_const, copysign<mode>3_var): Likewise.
18885 * config/i386/sse.md (*andnot<mode>3): Add avx512vl and
18886 avx512f alternatives.
18887 (*andnottf3, *<code><mode>3, *<code>tf3): Likewise.
18889 2016-05-12 Richard Biener <rguenther@suse.de>
18891 PR tree-optimization/71060
18892 * tree-data-ref.c (initialize_data_dependence_relation): Do not
18893 require exact match of DR_BASE_OBJECT but only matching address and
18896 2016-05-12 Richard Biener <rguenther@suse.de>
18898 PR tree-optimization/70986
18899 * cfganal.c: Include cfgloop.h.
18900 (dfs_find_deadend): Prefer to take edges exiting loops.
18902 2016-05-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
18904 * gcc.target/powerpc/pr70963.c: Require at least power8 at both
18905 compile and run time.
18907 2016-05-11 Mikhail Maltsev <maltsevm@gmail.com>
18910 * doc/invoke.texi (Wduplicate-decl-specifier): Document new option.
18912 2016-05-11 Uros Bizjak <ubizjak@gmail.com>
18914 * config/i386/i386.c (legitimize_pic_address): Use
18915 copy_to_suggested_reg instead of gen_movsi.
18917 2016-05-11 Michael Meissner <meissner@linux.vnet.ibm.com>
18919 * config/rs6000/predicates.md (quad_memory_operand): Move most of
18920 the code into quad_address_p and call it to share code with
18921 vsx_quad_dform_memory_operand.
18922 (vsx_quad_dform_memory_operand): New predicate for ISA 3.0 vector
18924 * config/rs6000/rs6000.opt (-mlra): Switch to being an option mask
18925 bit instead of being a separate word. Split -mpower9-dform into
18926 two switches, -mpower9-dform-scalar and -mpower9-dform-vector.
18927 * config/rs6000/rs6000.c (RELOAD_REG_QUAD_OFFSET): New addr_mask
18928 for the register class supporting 128-bit quad word memory offsets.
18929 (mode_supports_vsx_dform_quad): Helper function to return if the
18930 register class uses quad word memory offsets.
18931 (rs6000_debug_addr_mask): Add support for quad word memory offsets.
18932 (rs6000_debug_reg_global): Always print if we are using LRA or not.
18933 (rs6000_setup_reg_addr_masks): If ISA 3.0 vector d-form
18934 instructions are enabled, set up the appropriate addr_masks for
18936 (rs6000_init_hard_regno_mode_ok): wb constraint is now based on
18937 -mpower9-dform-scalar, instead of -mpower9-dform.
18938 (rs6000_option_override_internal): Split -mpower9-dform into two
18939 switches, -mpower9-dform-scalar and -mpower9-dform-vector. The
18940 -mpower9-dform switch sets or clears both. If we are not using
18941 the LRA register allocator, do not enable -mpower9-dform-vector by
18942 default. If we are using LRA, enable -mpower9-dform-vector and
18943 -mvsx-timode if it is appropriate. Issue a warning if either
18944 -mpower9-dform-vector or -mvsx-timode are explicitly used without
18946 (quad_address_offset_p): New helper function to return if the
18947 offset is legal for quad word memory instructions.
18948 (quad_address_p): New function to determin if GPR or vector
18949 register quad word memory addresses are legal.
18950 (mem_operand_gpr): Validate quad word address offsets.
18951 (reg_offset_addressing_ok_p): Add support for ISA 3.0 vector
18952 d-form (register + offset) instructions.
18953 (offsettable_ok_by_alignment): Likewise.
18954 (rs6000_legitimate_offset_address_p): Likewise.
18955 (legitimate_lo_sum_address_p): Likewise.
18956 (rs6000_legitimize_address): Likewise.
18957 (rs6000_legitimize_reload_address): Add more debug statements for
18959 (rs6000_legitimate_address_p): Add support for ISA 3.0 vector
18960 d-form instructions.
18961 (rs6000_secondary_reload_memory): Add support for ISA 3.0 vector
18962 d-form instructions. Distinguish different cases in debug
18963 output. (rs6000_secondary_reload_inner): Add support for ISA 3.0 vector
18964 d-form instructions.
18965 (rs6000_preferred_reload_class): Likewise.
18966 (rs6000_output_move_128bit): Add support for ISA 3.0 d-form
18967 instructions. If ISA 3.0 is available, generate lxvx/stxvx instead
18968 of the ISA 2.06 indexed memory instructions.
18969 (rs6000_emit_prologue): If we have ISA 3.0 d-form instructions,
18970 use them to save/restore the saved vector registers instead of
18971 using Altivec instructions.
18972 (rs6000_emit_epilogue): Likewise.
18973 (rs6000_lra_p): Use TARGET_LRA instead of the old option word.
18974 (rs6000_opt_masks): Split -mpower9-dform into
18975 -mpower9-dform-scalar and -mpower9-dform-vector.
18976 (rs6000_print_options_internal): Print -mno-<switch> if <switch>
18978 * config/rs6000/vsx.md (p9_vecload_<mode>): Delete hack to emit
18979 ISA 3.0 vector indexed memory instructions, and fold the code into
18980 the normal mov<mode> patterns.
18981 (p9_vecstore_<mode>): Likewise.
18982 (vsx_mov<mode>): Add support for ISA 3.0 vector d-form
18984 (vsx_movti_64bit): Likewise.
18985 (vsx_movti_32bit): Likewise.
18986 * config/rs6000/constraints.md (wO constraint): New constraint for
18987 ISA 3.0 vector d-form support.
18988 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Use
18989 -mpower9-dform-scalar instead of -mpower9-dform. Add note not to
18990 include -mpower9-dform-vector until we switch over to LRA.
18991 (POWERPC_MASKS): Add -mlra. Split -mpower9-dform into two.
18992 switches, -mpower9-dform-scalar and -mpower9-dform-vector.
18993 * config/rs6000/rs6000-protos.h (quad_address_p): Add declaration.
18994 * doc/invoke.texi (RS/6000 and PowerPC Options): Add documentation
18995 for -mpower9-dform and -mlra.
18996 * doc/md.texi (wO constraint): Document wO constraint.
18998 2016-05-11 Alexander Monakov <amonakov@ispras.ru>
19000 * genattr.c (main): Change 'rtx' to 'rtx_insn *' in prototypes of
19001 'insn_latency', 'maximal_insn_latency', 'min_insn_conflict_delay'.
19002 * genautomata.c (output_internal_insn_code_evaluation): Simplify.
19003 Move handling of non-insn arguments inline into the sole user:
19004 (output_trans_func): ...here.
19005 (output_min_insn_conflict_delay_func): Change 'rtx' to 'rtx_insn *'
19006 in emitted function prototype.
19007 (output_internal_insn_latency_func): Ditto. Simplify.
19008 (output_internal_maximal_insn_latency_func): Ditto. Delete
19009 always-unused argument.
19010 (output_insn_latency_func): Ditto.
19011 (output_maximal_insn_latency_func): Ditto.
19013 2016-05-11 Richard Biener <rguenther@suse.de>
19015 PR tree-optimization/71055
19016 * tree-ssa-sccvn.c (vn_reference_lookup_3): When native-interpreting
19017 sth with precision not equal to access size verify we don't chop
19020 2016-05-11 Richard Biener <rguenther@suse.de>
19023 * dwarf2out.c (retry_incomplete_types): Set early_dwarf.
19024 (dwarf2out_finish): Move retry_incomplete_types call ...
19025 (dwarf2out_early_finish): ... here.
19027 2016-05-11 Richard Biener <rguenther@suse.de>
19029 PR middle-end/71002
19030 * alias.c (reference_alias_ptr_type): Preserve alias-set zero
19031 if the langhook insists on it.
19032 * fold-const.c (make_bit_field_ref): Add arg for the original
19033 reference and preserve its alias-set.
19034 (decode_field_reference): Take exp by reference and adjust it
19035 to the original memory reference.
19036 (optimize_bit_field_compare): Adjust callers.
19037 (fold_truth_andor_1): Likewise.
19038 * gimplify.c (gimplify_expr): Adjust in-SSA form test.
19040 2016-05-11 Ilya Enkovich <ilya.enkovich@intel.com>
19042 PR middle-end/70807
19043 * cfgrtl.h (delete_insn_and_edges): Now return bool.
19044 * cfgrtl.c (delete_insn_and_edges): Likewise.
19045 * config/i386/i386.c (convert_scalars_to_vector): Remove
19047 * cse.c (cse_insn): Compute cse_cfg_altered.
19048 (delete_trivially_dead_insns): Likewise.
19049 (cse_cc_succs): Likewise.
19050 (rest_of_handle_cse): Free dominance info if required.
19051 (rest_of_handle_cse2): Likewise.
19052 (rest_of_handle_cse_after_global_opts): Likewise.
19054 2016-05-11 Alan Modra <amodra@gmail.com>
19056 * config/rs6000/rs6000.c (is_complex_IBM_long_double,
19057 abi_v4_pass_in_fpr): New functions.
19058 (rs6000_function_arg_boundary): Exclude complex IBM long double
19059 from 64-bit alignment when ABI_V4.
19060 (rs6000_function_arg, rs6000_function_arg_advance_1,
19061 rs6000_gimplify_va_arg): Use abi_v4_pass_in_fpr.
19063 2016-05-10 Segher Boessenkool <segher@kernel.crashing.org>
19065 PR rtl-optimization/71028
19066 * cfgcleanup.c (try_optimize_cfg): Do not flip a conditional
19067 jump with just a return in the fallthrough block if the branch
19068 block contains just a return as well.
19070 2016-05-10 Marc Glisse <marc.glisse@inria.fr>
19072 * fold-const.c (fold_binary_loc) [(X ^ Y) & Y]: Remove and merge with...
19073 * match.pd ((X & Y) ^ Y): ... this.
19074 ((X & Y) & Y, (X | Y) | Y, (X ^ Y) ^ Y, (X & Y) & (X & Z), (X | Y)
19075 | (X | Z), (X ^ Y) ^ (X ^ Z)): New transformations.
19077 2016-05-10 David Malcolm <dmalcolm@redhat.com>
19079 * read-md.c (require_char_ws): New function.
19080 (read_string): Simplify using require_char_ws.
19081 (handle_constants): Likewise.
19082 (handle_enum): Likewise.
19083 (handle_file): Likewise.
19084 * read-md.h (require_char_ws): New declaration.
19085 * read-rtl.c (read_conditions): Simplify using require_char_ws.
19086 (read_mapping): Likewise.
19087 (read_rtx_code): Likewise.
19088 (read_nested_rtx): Likewise.
19090 2016-05-10 James Norris <jnorris@codesourcery.com>
19092 * config/rs6000/sysv4.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o
19093 if offloading is enabled and -fopenacc or -fopenmp is specified.
19094 (CRTOFFLOADEND): Likewise.
19095 (STARTFILE_LINUX_SPEC): Add CRTOFFLOADBEGIN.
19096 (ENDFILE_LINUX_SPEC): Add CRTOFFLOADEND.
19098 2016-05-10 Uros Bizjak <ubizjak@gmail.com>
19100 * config/i386/i386.c (legitimize_pic_address): Merge 64-bit and 32-bit
19101 gotoff_operand code paths. Use copy_to_suggested_regs and
19102 expand_simple_binop where appropriate. Cleanup.
19104 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
19107 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p): Allow
19109 (dimode_scalar_chain::vector_const_cost): New.
19110 (dimode_scalar_chain::compute_convert_gain): Handle constants.
19111 (dimode_scalar_chain::convert_op): Likewise.
19112 (dimode_scalar_chain::convert_insn): Likewise.
19114 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
19116 * dwarf2out.c (resolve_args_picking_1): Consider DW_OP_neg as an
19117 unary operation, not a binary one.
19119 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
19121 PR middle-end/70877
19122 * tree-chkp.c (chkp_add_bounds_to_call_stmt): Handle
19123 calls with type casted fndecl.
19125 2016-05-10 Ilya Enkovich <ilya.enkovich@intel.com>
19127 PR tree-optimization/70786
19128 * tree-chkp.c (chkp_find_bounds_1): Support WITH_SIZE_EXPR.
19129 * calls.c (initialize_argument_information): Bind bounds
19130 with corresponding args passed by reference.
19132 2016-05-10 Jakub Jelinek <jakub@redhat.com>
19135 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>),
19136 *<code><mode>3<mask_name>): For !TARGET_AVX512DQ and EVEX encoding,
19137 use vp*[dq] instead of v*p[sd] instructions and adjust mode attribute
19140 2016-05-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
19143 * config/rs6000/vsx.md (vsx_xvcvdpsxds_scale): Generate correct
19144 code for a zero scale factor.
19145 (vsx_xvcvdpuxds_scale): Likewise.
19147 2016-05-10 David Malcolm <dmalcolm@redhat.com>
19149 * diagnostic-show-locus.c (layout::layout): Call show_ruler
19150 if show_ruler_p was set on the context.
19151 (layout::show_ruler): New method.
19152 * diagnostic.h (struct diagnostic_context): Add field
19155 2016-05-10 Richard Biener <rguenther@suse.de>
19157 PR tree-optimization/71039
19158 * tree-ssa-phiprop.c: Include tree-ssa-loop.h.
19159 (chk_uses): New function.
19160 (propagate_with_phi): Verify we can safely replicate the lhs of an
19161 aggregate assignment on all incoming edges.
19163 2016-05-10 Oleg Endo <olegendo@gcc.gnu.org>
19165 * config/rx/rx-protos.h (is_interrupt_func, is_fast_interrupt_func):
19167 (rx_atomic_sequence): New class.
19168 * config/rx/rx.c (rx_print_operand): Use symbolic names for PSW bits.
19169 (is_interrupt_func, is_fast_interrupt_func): Make non-static and
19171 (rx_atomic_sequence::rx_atomic_sequence,
19172 rx_atomic_sequence::~rx_atomic_sequence): New functions.
19173 * config/rx/rx.md (CTRLREG_PSW, CTRLREG_USP, CTRLREG_FPSW, CTRLREG_CPEN,
19174 CTRLREG_BPSW, CTRLREG_BPC, CTRLREG_ISP, CTRLREG_FINTV,
19175 CTRLREG_INTB): New constants.
19176 (FETCHOP): New code iterator.
19177 (fethcop_name, fetchop_name2): New iterator code attributes.
19178 (QIHI): New mode iterator.
19179 (atomic_exchange<mode>, atomic_exchangesi, xchg_mem<mode>,
19180 atomic_fetch_<fetchop_name>si, atomic_fetch_nandsi,
19181 atomic_<fetchop_name>_fetchsi, atomic_nand_fetchsi): New patterns.
19183 2016-05-10 Martin Liska <mliska@suse.cz>
19185 * tree-inline.c (remap_dependence_clique): Do not remap
19186 debugging statements.
19188 2016-05-10 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
19190 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly")
19191 ("*fixuns_truncdfdi2_z13")
19192 ("*fixuns_trunc<FP:mode><GPR:mode>2_z196")
19193 ("*fix_truncdfdi2_bfp_z13", "*floatunsdidf2_z13")
19194 ("*extendsfdf2_z13"): Replace TARGET_Z13 with TARGET_VX.
19196 2016-05-10 Richard Biener <rguenther@suse.de>
19198 PR tree-optimization/70497
19199 PR tree-optimization/28367
19200 * tree-ssa-sccvn.c (vn_nary_build_or_lookup): New function
19202 (visit_reference_op_load): ... here.
19203 (vn_reference_lookup_3): Use it to handle subreg-like accesses
19204 with simplified BIT_FIELD_REFs.
19205 * tree-ssa-pre.c (eliminate_insert): Handle inserting BIT_FIELD_REFs.
19206 * tree-complex.c (extract_component): Handle BIT_FIELD_REFs
19209 2016-05-10 Pierre-Marie de Rodat <derodat@adacore.com>
19211 * dwarf2out.c (add_abstract_origin_attribute): Adjust
19212 documentation comment. For BLOCK nodes, add a
19213 DW_AT_abstract_origin attribute that points to the DIE generated
19214 for the origin BLOCK.
19215 (gen_lexical_block_die): Call add_abstract_origin_attribute for
19216 blocks from inlined functions.
19218 2016-05-10 Alan Modra <amodra@gmail.com>
19221 * config/rs6000/rs6000.c (rs6000_expand_split_stack_prologue): Stop
19222 regrename modifying insns saving lr before __morestack call.
19223 * config/rs6000/rs6000.md (split_stack_return): Similarly for
19224 insns restoring lr after __morestack call.
19226 2016-05-09 Jakub Jelinek <jakub@redhat.com>
19228 * config/i386/i386.md (set_got, set_got_labelled, lwp_llwpcb,
19229 lwp_lwpval<mode>3, lwp_lwpins<mode>3): Remove constraints from
19231 * config/i386/sse.md (vec_interleave_high<mode>,
19232 vec_interleave_low<mode>, <avx512>_vpermi2var<mode>3_maskz,
19233 <avx512>_vpermt2var<mode>3_maskz): Likewise.
19235 2016-05-04 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
19237 * config/rs6000/rs6000.c (rs6000_reassociation_width): Add
19238 function for TARGET_SCHED_REASSOCIATION_WIDTH to enable
19239 parallel reassociation for power8 and forward.
19241 2016-05-09 Uros Bizjak <ubizjak@gmail.com>
19243 * config/i386/i386.md (absneg splitters with general regs): Use
19244 general_reg_operand predicate.
19245 (btsq peephole2): Use x86_64_immediate_operand to check if new
19246 value is suitable for immediate operand. Generate emitted insn
19247 using RTL expressions.
19248 (btcq peephole2): Ditto.
19249 (btrq peephole2): Ditto. Generate correct immediate operand
19252 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
19254 * cfgexpand.c (expand_debug_expr): Fix address offset for negative
19257 2016-05-09 Richard Sandiford <richard.sandiford@arm.com>
19259 * tree-affine.c (wide_int_constant_multiple_p): Add missing
19260 pointer dereference.
19262 2016-05-09 Richard Biener <rguenther@suse.de>
19264 PR tree-optimization/70985
19265 * match.pd (BIT_FIELD_REF -> (type)): Disable on GIMPLE when
19266 op0 isn't a gimple register.
19268 2016-05-09 Prachi Godbole <prachi.godbole@imgtec.com>
19270 * config/mips/i6400.md (i6400_fpu_intadd, i6400_fpu_logic)
19271 (i6400_fpu_div, i6400_fpu_cmp, i6400_fpu_float, i6400_fpu_store)
19272 (i6400_fpu_long_pipe, i6400_fpu_logic_l, i6400_fpu_float_l)
19273 (i6400_fpu_mult): New cpu units.
19274 (i6400_msa_add_d, i6400_msa_int_add, i6400_msa_short_logic3)
19275 (i6400_msa_short_logic2, i6400_msa_short_logic, i6400_msa_move)
19276 (i6400_msa_cmp, i6400_msa_short_float2, i6400_msa_div_d)
19277 (i6400_msa_div_w, i6400_msa_div_h, i6400_msa_div_b)
19278 (i6400_msa_copy, i6400_msa_branch, i6400_fpu_msa_store)
19279 (i6400_fpu_msa_load, i6400_fpu_msa_move, i6400_msa_long_logic1)
19280 (i6400_msa_long_logic2, i6400_msa_mult, i6400_msa_long_float2)
19281 (i6400_msa_long_float4, i6400_msa_long_float5)
19282 (i6400_msa_long_float8, i6400_msa_fdiv_df)
19283 (i6400_msa_fdiv_sf): New reservations.
19284 * config/mips/p5600.md (p5600_fpu_intadd, p5600_fpu_cmp)
19285 (p5600_fpu_float, p5600_fpu_logic_a, p5600_fpu_logic_b)
19286 (p5600_fpu_div, p5600_fpu_logic, p5600_fpu_float_a)
19287 (p5600_fpu_float_b, p5600_fpu_float_c, p5600_fpu_float_d)
19288 (p5600_fpu_mult, p5600_fpu_fdiv, p5600_fpu_load): New cpu units.
19289 (msa_short_int_add, msa_short_logic, msa_short_logic_move_v)
19290 (msa_short_cmp, msa_short_float2, msa_short_logic3)
19291 (msa_short_store4, msa_long_load, msa_short_store)
19292 (msa_long_logic, msa_long_float2, msa_long_float4)
19293 (msa_long_float5, msa_long_float8, msa_long_mult)
19294 (msa_long_fdiv, msa_long_div): New reservations.
19296 2016-05-09 Robert Suchanek <robert.suchanek@imgtec.com>
19297 Sameera Deshpande <sameera.deshpande@imgtec.com>
19298 Matthew Fortune <matthew.fortune@imgtec.com>
19299 Graham Stott <graham.stott@imgtec.com>
19300 Chao-ying Fu <chao-ying.fu@imgtec.com>
19302 * config.gcc: Add MSA header file for mips*-*-* target.
19303 * config/mips/constraints.md (YI, YC, YZ, Unv5, Uuv5, Usv5, Uuv6)
19304 (Ubv8i, Urv8): New constraints.
19305 * config/mips/mips-ftypes.def: Add function types for MSA
19307 * config/mips/mips-modes.def (V16QI, V8HI, V4SI, V2DI, V4SF)
19308 (V2DF, V32QI, V16HI, V8SI, V4DI, V8SF, V4DF): New modes.
19309 * config/mips/mips-msa.md: New file.
19310 * config/mips/mips-protos.h
19311 (mips_split_128bit_const_insns): New prototype.
19312 (mips_msa_idiv_insns): Likewise.
19313 (mips_split_128bit_move): Likewise.
19314 (mips_split_128bit_move_p): Likewise.
19315 (mips_split_msa_copy_d): Likewise.
19316 (mips_split_msa_insert_d): Likewise.
19317 (mips_split_msa_fill_d): Likewise.
19318 (mips_expand_msa_branch): Likewise.
19319 (mips_const_vector_same_val_p): Likewise.
19320 (mips_const_vector_same_bytes_p): Likewise.
19321 (mips_const_vector_same_int_p): Likewise.
19322 (mips_const_vector_shuffle_set_p): Likewise.
19323 (mips_const_vector_bitimm_set_p): Likewise.
19324 (mips_const_vector_bitimm_clr_p): Likewise.
19325 (mips_msa_vec_parallel_const_half): Likewise.
19326 (mips_msa_output_division): Likewise.
19327 (mips_ldst_scaled_shift): Likewise.
19328 (mips_expand_vec_cond_expr): Likewise.
19329 * config/mips/mips.c (enum mips_builtin_type): Add
19330 MIPS_BUILTIN_MSA_TEST_BRANCH.
19331 (mips_gen_const_int_vector_shuffle): New prototype.
19332 (mips_const_vector_bitimm_set_p): New function.
19333 (mips_const_vector_bitimm_clr_p): Likewise.
19334 (mips_const_vector_same_val_p): Likewise.
19335 (mips_const_vector_same_bytes_p): Likewise.
19336 (mips_const_vector_same_int_p): Likewise.
19337 (mips_const_vector_shuffle_set_p): Likewise.
19338 (mips_symbol_insns): Forbid loading symbols via immediate for
19340 (mips_valid_offset_p): Limit offset to 10-bit for MSA loads and
19342 (mips_valid_lo_sum_p): Forbid loadings symbols via %lo(base) for
19344 (mips_lx_address_p): Add support load indexed address for MSA.
19345 (mips_address_insns): Add calculation of instructions needed for
19346 stores and loads for MSA.
19347 (mips_const_insns): Move CONST_DOUBLE below CONST_VECTOR. Handle
19348 CONST_VECTOR for MSA and let it fall through.
19349 (mips_ldst_scaled_shift): New function.
19350 (mips_subword_at_byte): Likewise.
19351 (mips_msa_idiv_insns): Likewise.
19352 (mips_legitimize_move): Validate MSA moves.
19353 (mips_rtx_costs): Add UNGE, UNGT, UNLE, UNLT cases. Add
19354 calculation of costs for MSA division.
19355 (mips_split_move_p): Check if MSA moves need splitting.
19356 (mips_split_move): Split MSA moves if necessary.
19357 (mips_split_128bit_move_p): New function.
19358 (mips_split_128bit_move): Likewise.
19359 (mips_split_msa_copy_d): Likewise.
19360 (mips_split_msa_insert_d): Likewise.
19361 (mips_split_msa_fill_d): Likewise.
19362 (mips_output_move): Handle MSA moves.
19363 (mips_expand_msa_branch): New function.
19364 (mips_print_operand): Add 'E', 'B', 'w', 'v' and 'V' modifiers.
19365 Reinstate 'y' modifier.
19366 (mips_file_start): Add MSA .gnu_attribute.
19367 (mips_hard_regno_mode_ok_p): Allow TImode and 128-bit vectors in
19369 (mips_hard_regno_nregs): Always return 1 for MSA supported mode.
19370 (mips_class_max_nregs): Add register size for MSA supported mode.
19371 (mips_cannot_change_mode_class): Allow conversion between MSA
19372 vector modes and TImode.
19373 (mips_mode_ok_for_mov_fmt_p): Allow MSA to use move.v
19375 (mips_secondary_reload_class): Force MSA loads/stores via memory.
19376 (mips_preferred_simd_mode): Add preffered modes for MSA.
19377 (mips_vector_mode_supported_p): Add MSA supported modes.
19378 (mips_autovectorize_vector_sizes): New function.
19379 (mips_msa_output_division): Likewise.
19380 (MSA_BUILTIN, MIPS_BUILTIN_DIRECT_NO_TARGET)
19381 (MSA_NO_TARGET_BUILTIN, MSA_BUILTIN_TEST_BRANCH): New macros.
19382 (CODE_FOR_msa_adds_s_b, CODE_FOR_msa_adds_s_h)
19383 (CODE_FOR_msa_adds_s_w, CODE_FOR_msa_adds_s_d)
19384 (CODE_FOR_msa_adds_u_b, CODE_FOR_msa_adds_u_h)
19385 (CODE_FOR_msa_adds_u_w, CODE_FOR_msa_adds_u_du
19386 (CODE_FOR_msa_addv_b, CODE_FOR_msa_addv_h, CODE_FOR_msa_addv_w)
19387 (CODE_FOR_msa_addv_d, CODE_FOR_msa_and_v, CODE_FOR_msa_bmnz_v)
19388 (CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bmz_v, CODE_FOR_msa_bmzi_b)
19389 (CODE_FOR_msa_bnz_v, CODE_FOR_msa_bz_v, CODE_FOR_msa_bsel_v)
19390 (CODE_FOR_msa_bseli_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w)
19391 (CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b)
19392 (CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w)
19393 (CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clti_u_b)
19394 (CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w)
19395 (CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_s_b)
19396 (CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w)
19397 (CODE_FOR_msa_clei_s_d, CODE_FOR_msa_clei_u_b)
19398 (CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w)
19399 (CODE_FOR_msa_clei_u_d, CODE_FOR_msa_div_s_b)
19400 (CODE_FOR_msa_div_s_h, CODE_FOR_msa_div_s_w)
19401 (CODE_FOR_msa_div_s_d, CODE_FOR_msa_div_u_b)
19402 (CODE_FOR_msa_div_u_h, CODE_FOR_msa_div_u_w)
19403 (CODE_FOR_msa_div_u_d, CODE_FOR_msa_fadd_w, CODE_FOR_msa_fadd_d)
19404 (CODE_FOR_msa_fexdo_w, CODE_FOR_msa_ftrunc_s_w)
19405 (CODE_FOR_msa_ftrunc_s_d, CODE_FOR_msa_ftrunc_u_w)
19406 (CODE_FOR_msa_ftrunc_u_d, CODE_FOR_msa_ffint_s_w)
19407 (CODE_FOR_msa_ffint_s_d, CODE_FOR_msa_ffint_u_w)
19408 (CODE_FOR_msa_ffint_u_d, CODE_FOR_msa_fsub_w)
19409 (CODE_FOR_msa_fsub_d, CODE_FOR_msa_fmsub_d, CODE_FOR_msa_fmadd_w)
19410 (CODE_FOR_msa_fmadd_d, CODE_FOR_msa_fmsub_w, CODE_FOR_msa_fmul_w)
19411 (CODE_FOR_msa_fmul_d, CODE_FOR_msa_fdiv_w, CODE_FOR_msa_fdiv_d)
19412 (CODE_FOR_msa_fmax_w, CODE_FOR_msa_fmax_d, CODE_FOR_msa_fmax_a_w)
19413 (CODE_FOR_msa_fmax_a_d, CODE_FOR_msa_fmin_w, CODE_FOR_msa_fmin_d)
19414 (CODE_FOR_msa_fmin_a_w, CODE_FOR_msa_fmin_a_d)
19415 (CODE_FOR_msa_fsqrt_w, CODE_FOR_msa_fsqrt_d)
19416 (CODE_FOR_msa_max_s_b, CODE_FOR_msa_max_s_h)
19417 (CODE_FOR_msa_max_s_w, CODE_FOR_msa_max_s_d)
19418 (CODE_FOR_msa_max_u_b, CODE_FOR_msa_max_u_h)
19419 (CODE_FOR_msa_max_u_w, CODE_FOR_msa_max_u_d)
19420 (CODE_FOR_msa_min_s_b, CODE_FOR_msa_min_s_h)
19421 (CODE_FOR_msa_min_s_w, CODE_FOR_msa_min_s_d)
19422 (CODE_FOR_msa_min_u_b, CODE_FOR_msa_min_u_h)
19423 (CODE_FOR_msa_min_u_w, CODE_FOR_msa_min_u_d)
19424 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
19425 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
19426 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
19427 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
19428 (CODE_FOR_msa_mod_s_b, CODE_FOR_msa_mod_s_h)
19429 (CODE_FOR_msa_mod_s_w, CODE_FOR_msa_mod_s_d)
19430 (CODE_FOR_msa_mod_u_b, CODE_FOR_msa_mod_u_h)
19431 (CODE_FOR_msa_mod_u_w, CODE_FOR_msa_mod_u_d)
19432 (CODE_FOR_msa_mulv_b, CODE_FOR_msa_mulv_h, CODE_FOR_msa_mulv_w)
19433 (CODE_FOR_msa_mulv_d, CODE_FOR_msa_nlzc_b, CODE_FOR_msa_nlzc_h)
19434 (CODE_FOR_msa_nlzc_w, CODE_FOR_msa_nlzc_d, CODE_FOR_msa_nor_v)
19435 (CODE_FOR_msa_or_v, CODE_FOR_msa_ori_b, CODE_FOR_msa_nori_b)
19436 (CODE_FOR_msa_pcnt_b, CODE_FOR_msa_pcnt_h, CODE_FOR_msa_pcnt_w)
19437 (CODE_FOR_msa_pcnt_d, CODE_FOR_msa_xor_v, CODE_FOR_msa_xori_b)
19438 (CODE_FOR_msa_sll_b, CODE_FOR_msa_sll_h, CODE_FOR_msa_sll_w)
19439 (CODE_FOR_msa_sll_d, CODE_FOR_msa_slli_b, CODE_FOR_msa_slli_h)
19440 (CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d, CODE_FOR_msa_sra_b)
19441 (CODE_FOR_msa_sra_h, CODE_FOR_msa_sra_w, CODE_FOR_msa_sra_d)
19442 (CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w)
19443 (CODE_FOR_msa_srai_d, CODE_FOR_msa_srl_b, CODE_FOR_msa_srl_h)
19444 (CODE_FOR_msa_srl_w, CODE_FOR_msa_srl_d, CODE_FOR_msa_srli_b)
19445 (CODE_FOR_msa_srli_h, CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d)
19446 (CODE_FOR_msa_subv_b, CODE_FOR_msa_subv_h, CODE_FOR_msa_subv_w)
19447 (CODE_FOR_msa_subv_d, CODE_FOR_msa_subvi_b, CODE_FOR_msa_subvi_h)
19448 (CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d, CODE_FOR_msa_move_v)
19449 (CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h, CODE_FOR_msa_vshf_w)
19450 (CODE_FOR_msa_vshf_d, CODE_FOR_msa_ilvod_d, CODE_FOR_msa_ilvev_d)
19451 (CODE_FOR_msa_pckod_d, CODE_FOR_msa_pckdev_d, CODE_FOR_msa_ldi_b)
19452 (CODE_FOR_msa_ldi_hi, CODE_FOR_msa_ldi_w)
19453 (CODE_FOR_msa_ldi_d): New code_aliasing macros.
19454 (mips_builtins): Add MSA sll_b, sll_h, sll_w, sll_d, slli_b,
19455 slli_h, slli_w, slli_d, sra_b, sra_h, sra_w, sra_d, srai_b,
19456 srai_h, srai_w, srai_d, srar_b, srar_h, srar_w, srar_d, srari_b,
19457 srari_h, srari_w, srari_d, srl_b, srl_h, srl_w, srl_d, srli_b,
19458 srli_h, srli_w, srli_d, srlr_b, srlr_h, srlr_w, srlr_d, srlri_b,
19459 srlri_h, srlri_w, srlri_d, bclr_b, bclr_h, bclr_w, bclr_d,
19460 bclri_b, bclri_h, bclri_w, bclri_d, bset_b, bset_h, bset_w,
19461 bset_d, bseti_b, bseti_h, bseti_w, bseti_d, bneg_b, bneg_h,
19462 bneg_w, bneg_d, bnegi_b, bnegi_h, bnegi_w, bnegi_d, binsl_b,
19463 binsl_h, binsl_w, binsl_d, binsli_b, binsli_h, binsli_w,
19464 binsli_d, binsr_b, binsr_h, binsr_w, binsr_d, binsri_b, binsri_h,
19465 binsri_w, binsri_d, addv_b, addv_h, addv_w, addv_d, addvi_b,
19466 addvi_h, addvi_w, addvi_d, subv_b, subv_h, subv_w, subv_d,
19467 subvi_b, subvi_h, subvi_w, subvi_d, max_s_b, max_s_h, max_s_w,
19468 max_s_d, maxi_s_b, maxi_s_h, maxi_s_w, maxi_s_d, max_u_b,
19469 max_u_h, max_u_w, max_u_d, maxi_u_b, maxi_u_h, maxi_u_w,
19470 maxi_u_d, min_s_b, min_s_h, min_s_w, min_s_d, mini_s_b, mini_s_h,
19471 mini_s_w, mini_s_d, min_u_b, min_u_h, min_u_w, min_u_d, mini_u_b,
19472 mini_u_h, mini_u_w, mini_u_d, max_a_b, max_a_h, max_a_w, max_a_d,
19473 min_a_b, min_a_h, min_a_w, min_a_d, ceq_b, ceq_h, ceq_w, ceq_d,
19474 ceqi_b, ceqi_h, ceqi_w, ceqi_d, clt_s_b, clt_s_h, clt_s_w,
19475 clt_s_d, clti_s_b, clti_s_h, clti_s_w, clti_s_d, clt_u_b,
19476 clt_u_h, clt_u_w, clt_u_d, clti_u_b, clti_u_h, clti_u_w,
19477 clti_u_d, cle_s_b, cle_s_h, cle_s_w, cle_s_d, clei_s_b, clei_s_h,
19478 clei_s_w, clei_s_d, cle_u_b, cle_u_h, cle_u_w, cle_u_d, clei_u_b,
19479 clei_u_h, clei_u_w, clei_u_d, ld_b, ld_h, ld_w, ld_d, st_b, st_h,
19480 st_w, st_d, sat_s_b, sat_s_h, sat_s_w, sat_s_d, sat_u_b, sat_u_h,
19481 sat_u_w, sat_u_d, add_a_b, add_a_h, add_a_w, add_a_d, adds_a_b,
19482 adds_a_h, adds_a_w, adds_a_d, adds_s_b, adds_s_h, adds_s_w,
19483 adds_s_d, adds_u_b, adds_u_h, adds_u_w, adds_u_d, ave_s_b,
19484 ave_s_h, ave_s_w, ave_s_d, ave_u_b, ave_u_h, ave_u_w, ave_u_d,
19485 aver_s_b, aver_s_h, aver_s_w, aver_s_d, aver_u_b, aver_u_h,
19486 aver_u_w, aver_u_d, subs_s_b, subs_s_h, subs_s_w, subs_s_d,
19487 subs_u_b, subs_u_h, subs_u_w, subs_u_d, subsuu_s_b, subsuu_s_h,
19488 subsuu_s_w, subsuu_s_d, subsus_u_b, subsus_u_h, subsus_u_w,
19489 subsus_u_d, asub_s_b, asub_s_h, asub_s_w, asub_s_d, asub_u_b,
19490 asub_u_h, asub_u_w, asub_u_d, mulv_b, mulv_h, mulv_w, mulv_d,
19491 maddv_b, maddv_h, maddv_w, maddv_d, msubv_b, msubv_h, msubv_w,
19492 msubv_d, div_s_b, div_s_h, div_s_w, div_s_d, div_u_b, div_u_h,
19493 div_u_w, div_u_d, hadd_s_h, hadd_s_w, hadd_s_d, hadd_u_h,
19494 hadd_u_w, hadd_u_d, hsub_s_h, hsub_s_w, hsub_s_d, hsub_u_h,
19495 hsub_u_w, hsub_u_d, mod_s_b, mod_s_h, mod_s_w, mod_s_d, mod_u_b,
19496 mod_u_h, mod_u_w, mod_u_d, dotp_s_h, dotp_s_w, dotp_s_d,
19497 dotp_u_h, dotp_u_w, dotp_u_d, dpadd_s_h, dpadd_s_w, dpadd_s_d,
19498 dpadd_u_h, dpadd_u_w, dpadd_u_d, dpsub_s_h, dpsub_s_w, dpsub_s_d,
19499 dpsub_u_h, dpsub_u_w, dpsub_u_d, sld_b, sld_h, sld_w, sld_d,
19500 sldi_b, sldi_h, sldi_w, sldi_d, splat_b, splat_h, splat_w,
19501 splat_d, splati_b, splati_h, splati_w, splati_d, pckev_b,
19502 pckev_h, pckev_w, pckev_d, pckod_b, pckod_h, pckod_w, pckod_d,
19503 ilvl_b, ilvl_h, ilvl_w, ilvl_d, ilvr_b, ilvr_h, ilvr_w, ilvr_d,
19504 ilvev_b, ilvev_h, ilvev_w, ilvev_d, ilvod_b, ilvod_h, ilvod_w,
19505 ilvod_d, vshf_b, vshf_h, vshf_w, vshf_d, and_v, andi_b, or_v,
19506 ori_b, nor_v, nori_b, xor_v, xori_b, bmnz_v, bmnzi_b, bmz_v,
19507 bmzi_b, bsel_v, bseli_b, shf_b, shf_h, shf_w, bnz_v, bz_v,
19508 fill_b, fill_h, fill_w, fill_d, pcnt_b, pcnt_h, pcnt_w,
19509 pcnt_d, nloc_b, nloc_h, nloc_w, nloc_d, nlzc_b, nlzc_h, nlzc_w,
19510 nlzc_d, copy_s_b, copy_s_h, copy_s_w, copy_s_d, copy_u_b,
19511 copy_u_h, copy_u_w, copy_u_d, insert_b, insert_h, insert_w,
19512 insert_d, insve_b, insve_h, insve_w, insve_d, bnz_b, bnz_h,
19513 bnz_w, bnz_d, bz_b, bz_h, bz_w, bz_d, ldi_b, ldi_h, ldi_w, ldi_d,
19514 fcaf_w, fcaf_d, fcor_w, fcor_d, fcun_w, fcun_d, fcune_w, fcune_d,
19515 fcueq_w, fcueq_d, fceq_w, fceq_d, fcne_w, fcne_d, fclt_w, fclt_d,
19516 fcult_w, fcult_d, fcle_w, fcle_d, fcule_w, fcule_d, fsaf_w,
19517 fsaf_d, fsor_w, fsor_d, fsun_w, fsun_d, fsune_w, fsune_d,
19518 fsueq_w, fsueq_d, fseq_w, fseq_d, fsne_w, fsne_d, fslt_w,
19519 fslt_d, fsult_w, fsult_d, fsle_w, fsle_d, fsule_w, fsule_d,
19520 fadd_w, fadd_d, fsub_w, fsub_d, fmul_w, fmul_d, fdiv_w, fdiv_d,
19521 fmadd_w, fmadd_d, fmsub_w, fmsub_d, fexp2_w, fexp2_d, fexdo_h,
19522 fexdo_w, ftq_h, ftq_w, fmin_w, fmin_d, fmin_a_w, fmin_a_d,
19523 fmax_w, fmax_d, fmax_a_w, fmax_a_d, mul_q_h, mul_q_w, mulr_q_h,
19524 mulr_q_w, madd_q_h, madd_q_w, maddr_q_h, maddr_q_w, msub_q_h,
19525 msub_q_w, msubr_q_h, msubr_q_w, fclass_w, fclass_d, fsqrt_w,
19526 fsqrt_d, frcp_w, frcp_d, frint_w, frint_d, frsqrt_w, frsqrt_d,
19527 flog2_w, flog2_d, fexupl_w, fexupl_d, fexupr_w, fexupr_d, ffql_w,
19528 ffql_d, ffqr_w, ffqr_d, ftint_s_w, ftint_s_d, ftint_u_w,
19529 ftint_u_d, ftrunc_s_w, ftrunc_s_d, ftrunc_u_w, ftrunc_u_d,
19530 ffint_s_w, ffint_s_d, ffint_u_w, ffint_u_d, ctcmsa, cfcmsa,
19532 (mips_get_builtin_decl_index): New array.
19533 (MIPS_ATYPE_QI, MIPS_ATYPE_HI, MIPS_ATYPE_V2DI, MIPS_ATYPE_V4SI)
19534 (MIPS_ATYPE_V8HI, MIPS_ATYPE_V16QI, MIPS_ATYPE_V2DF)
19535 (MIPS_ATYPE_V4SF, MIPS_ATYPE_UV2DI, MIPS_ATYPE_UV4SI)
19536 (MIPS_ATYPE_UV8HI, MIPS_ATYPE_UV16QI): New.
19537 (mips_init_builtins): Initialize mips_get_builtin_decl_index
19539 (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Define target
19541 (mips_expand_builtin_insn): Prepare operands for
19542 CODE_FOR_msa_addvi_b, CODE_FOR_msa_addvi_h, CODE_FOR_msa_addvi_w,
19543 CODE_FOR_msa_addvi_d, CODE_FOR_msa_clti_u_b,
19544 CODE_FOR_msa_clti_u_h, CODE_FOR_msa_clti_u_w,
19545 CODE_FOR_msa_clti_u_d, CODE_FOR_msa_clei_u_b,
19546 CODE_FOR_msa_clei_u_h, CODE_FOR_msa_clei_u_w,
19547 CODE_FOR_msa_clei_u_d, CODE_FOR_msa_maxi_u_b,
19548 CODE_FOR_msa_maxi_u_h, CODE_FOR_msa_maxi_u_w,
19549 CODE_FOR_msa_maxi_u_d, CODE_FOR_msa_mini_u_b,
19550 CODE_FOR_msa_mini_u_h, CODE_FOR_msa_mini_u_w,
19551 CODE_FOR_msa_mini_u_d, CODE_FOR_msa_subvi_b,
19552 CODE_FOR_msa_subvi_h, CODE_FOR_msa_subvi_w, CODE_FOR_msa_subvi_d,
19553 CODE_FOR_msa_ceqi_b, CODE_FOR_msa_ceqi_h, CODE_FOR_msa_ceqi_w,
19554 CODE_FOR_msa_ceqi_d, CODE_FOR_msa_clti_s_b,
19555 CODE_FOR_msa_clti_s_h, CODE_FOR_msa_clti_s_w,
19556 CODE_FOR_msa_clti_s_d, CODE_FOR_msa_clei_s_b,
19557 CODE_FOR_msa_clei_s_h, CODE_FOR_msa_clei_s_w,
19558 CODE_FOR_msa_clei_s_d, CODE_FOR_msa_maxi_s_b,
19559 CODE_FOR_msa_maxi_s_h, CODE_FOR_msa_maxi_s_w,
19560 CODE_FOR_msa_maxi_s_d, CODE_FOR_msa_mini_s_b,
19561 CODE_FOR_msa_mini_s_h, CODE_FOR_msa_mini_s_w,
19562 CODE_FOR_msa_mini_s_d, CODE_FOR_msa_andi_b, CODE_FOR_msa_ori_b,
19563 CODE_FOR_msa_nori_b, CODE_FOR_msa_xori_b, CODE_FOR_msa_bmzi_b,
19564 CODE_FOR_msa_bmnzi_b, CODE_FOR_msa_bseli_b, CODE_FOR_msa_fill_b,
19565 CODE_FOR_msa_fill_h, CODE_FOR_msa_fill_w, CODE_FOR_msa_fill_d,
19566 CODE_FOR_msa_ilvl_b, CODE_FOR_msa_ilvl_h, CODE_FOR_msa_ilvl_w,
19567 CODE_FOR_msa_ilvl_d, CODE_FOR_msa_ilvr_b, CODE_FOR_msa_ilvr_h,
19568 CODE_FOR_msa_ilvr_w, CODE_FOR_msa_ilvr_d, CODE_FOR_msa_ilvev_b,
19569 CODE_FOR_msa_ilvev_h, CODE_FOR_msa_ilvev_w, CODE_FOR_msa_ilvod_b,
19570 CODE_FOR_msa_ilvod_h, CODE_FOR_msa_ilvod_w, CODE_FOR_msa_pckev_b,
19571 CODE_FOR_msa_pckev_h, CODE_FOR_msa_pckev_w, CODE_FOR_msa_pckod_b,
19572 CODE_FOR_msa_pckod_h, CODE_FOR_msa_pckod_w, CODE_FOR_msa_slli_b,
19573 CODE_FOR_msa_slli_h, CODE_FOR_msa_slli_w, CODE_FOR_msa_slli_d,
19574 CODE_FOR_msa_srai_b, CODE_FOR_msa_srai_h, CODE_FOR_msa_srai_w,
19575 CODE_FOR_msa_srai_d, CODE_FOR_msa_srli_b, CODE_FOR_msa_srli_h,
19576 CODE_FOR_msa_srli_w, CODE_FOR_msa_srli_d, CODE_FOR_msa_insert_b,
19577 CODE_FOR_msa_insert_h, CODE_FOR_msa_insert_w,
19578 CODE_FOR_msa_insert_d, CODE_FOR_msa_insve_b,
19579 CODE_FOR_msa_insve_h, CODE_FOR_msa_insve_w, CODE_FOR_msa_insve_d,
19580 CODE_FOR_msa_shf_b, CODE_FOR_msa_shf_h, CODE_FOR_msa_shf_w,
19581 CODE_FOR_msa_shf_w_f, CODE_FOR_msa_vshf_b, CODE_FOR_msa_vshf_h,
19582 CODE_FOR_msa_vshf_w, CODE_FOR_msa_vshf_d.
19583 (mips_expand_builtin): Add case for MIPS_BULTIN_MSA_TEST_BRANCH.
19584 (mips_set_compression_mode): Disallow MSA with MIPS16 code.
19585 (mips_option_override): -mmsa requires -mfp64 and -mhard-float.
19586 These are set implicitly and an error is reported if overridden.
19587 (mips_expand_builtin_msa_test_branch): New function.
19588 (mips_expand_msa_shuffle): Likewise.
19589 (MAX_VECT_LEN): Increase maximum length of a vector to 16 bytes.
19590 (TARGET_SCHED_REASSOCIATION_WIDTH): Define target hook.
19591 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Likewise.
19592 (mips_expand_vec_unpack): Add support for MSA.
19593 (mips_expand_vector_init): Likewise.
19594 (mips_expand_vi_constant): Use CONST0_RTX (element_mode)
19595 instead of const0_rtx.
19596 (mips_msa_vec_parallel_const_half): New function.
19597 (mips_gen_const_int_vector): Likewise.
19598 (mips_gen_const_int_vector_shuffle): Likewise.
19599 (mips_expand_msa_cmp): Likewise.
19600 (mips_expand_vec_cond_expr): Likewise.
19601 * config/mips/mips.h
19602 (TARGET_CPU_CPP_BUILTINS): Add __mips_msa and __mips_msa_width.
19603 (OPTION_DEFAULT_SPECS): Ignore --with-fp-32 if -mmsa is
19605 (ASM_SPEC): Pass mmsa and mno-msa to the assembler.
19606 (ISA_HAS_MSA): New macro.
19607 (UNITS_PER_MSA_REG): Likewise.
19608 (BITS_PER_MSA_REG): Likewise.
19609 (BIGGEST_ALIGNMENT): Redefine using ISA_HAS_MSA.
19610 (MSA_REG_FIRST): New macro.
19611 (MSA_REG_LAST): Likewise.
19612 (MSA_REG_NUM): Likewise.
19613 (MSA_REG_P): Likewise.
19614 (MSA_REG_RTX_P): Likewise.
19615 (MSA_SUPPORTED_MODE_P): Likewise.
19616 (HARD_REGNO_CALL_PART_CLOBBERED): Redefine using TARGET_MSA.
19617 (ADDITIONAL_REGISTER_NAMES): Add named registers $w0-$w31.
19618 * config/mips/mips.md: Include mips-msa.md.
19619 (alu_type): Add simd_add.
19620 (mode): Add V2DI, V4SI, V8HI, V16QI, V2DF, V4SF.
19621 (type): Add simd_div, simd_fclass, simd_flog2, simd_fadd,
19622 simd_fcvt, simd_fmul, simd_fmadd, simd_fdiv, simd_bitins,
19623 simd_bitmov, simd_insert, simd_sld, simd_mul, simd_fcmp,
19624 simd_fexp2, simd_int_arith, simd_bit, simd_shift, simd_splat,
19625 simd_fill, simd_permute, simd_shf, simd_sat, simd_pcnt,
19626 simd_copy, simd_branch, simd_cmsa, simd_fminmax, simd_logic,
19627 simd_move, simd_load, simd_store. Choose "multi" for moves
19629 (qword_mode): New attribute.
19630 (insn_count): Add instruction count for quad moves.
19631 Increase the count for MIPS SIMD division.
19632 (UNITMODE): Add UNITMODEs for vector types.
19633 (addsub): New code iterator.
19634 * config/mips/mips.opt (mmsa): New option.
19635 * config/mips/msa.h: New file.
19636 * config/mips/mti-elf.h: Don't infer -mfpxx if -mmsa is
19638 * config/mips/mti-linux.h: Likewise.
19639 * config/mips/predicates.md
19640 (const_msa_branch_operand): New constraint.
19641 (const_uimm3_operand): Likewise.
19642 (const_uimm4_operand): Likewise.
19643 (const_uimm5_operand): Likewise.
19644 (const_uimm8_operand): Likewise.
19645 (const_imm5_operand): Likewise.
19646 (aq10b_operand): Likewise.
19647 (aq10h_operand): Likewise.
19648 (aq10w_operand): Likewise.
19649 (aq10d_operand): Likewise.
19650 (const_m1_operand): Likewise.
19651 (reg_or_m1_operand): Likewise.
19652 (const_exp_2_operand): Likewise.
19653 (const_exp_4_operand): Likewise.
19654 (const_exp_8_operand): Likewise.
19655 (const_exp_16_operand): Likewise.
19656 (const_vector_same_val_operand): Likewise.
19657 (const_vector_same_simm5_operand): Likewise.
19658 (const_vector_same_uimm5_operand): Likewise.
19659 (const_vector_same_uimm6_operand): Likewise.
19660 (const_vector_same_uimm8_operand): Likewise.
19661 (par_const_vector_shf_set_operand): Likewise.
19662 (reg_or_vector_same_val_operand): Likewise.
19663 (reg_or_vector_same_simm5_operand): Likewise.
19664 (reg_or_vector_same_uimm6_operand): Likewise.
19665 * doc/extend.texi (MIPS SIMD Architecture Functions): New
19667 * doc/invoke.texi (-mmsa): Document new option.
19669 2016-05-09 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
19671 * configure.ac (enable_vtable_verify): Handle --enable-vtable-verify.
19672 * configure: Regenerate.
19673 * config.in: Regenerate.
19674 * gcc.c (VTABLE_VERIFICATION_SPEC) [!ENABLE_VTABLE_VERIFY]: Error
19675 on -fvtable-verify.
19676 * config/sol2.h [!ENABLE_VTABLE_VERIFY] (STARTFILE_VTV_SPEC): Define.
19677 (ENDFILE_VTV_SPEC): Define.
19679 2016-05-09 Kaushik Phatak <kaushik.phatak@kpit.com>
19681 * config/rl78/rl78.c (rl78_expand_prologue): Save the MDUC related
19682 registers in all interrupt handlers if necessary.
19683 (rl78_option_override): Add warning.
19684 (MUST_SAVE_MDUC_REGISTERS): New macro.
19685 (rl78_expand_epilogue): Restore the MDUC registers if necessary.
19686 * config/rl78/rl78.c (check_mduc_usage): New function.
19687 (mduc_regs): New structure to hold MDUC register data.
19688 * config/rl78/rl78.md (is_g13_muldiv_insn): New attribute.
19689 (mulsi3_g13): Add is_g13_muldiv_insn attribute.
19690 (udivmodsi4_g13): Add is_g13_muldiv_insn attribute.
19691 (mulhi3_g13): Add is_g13_muldiv_insn attribute.
19692 * config/rl78/rl78.opt (msave-mduc-in-interrupts): New option.
19693 * doc/invoke.texi (RL78 Options): Add -msave-mduc-in-interrupts.
19695 2016-05-09 Bin Cheng <bin.cheng@arm.com>
19697 * tree-if-conv.c (tree-ssa-loop.h): Include header file.
19698 (tree-ssa-loop-niter.h): Ditto.
19699 (idx_within_array_bound, ref_within_array_bound): New functions.
19700 (ifcvt_memrefs_wont_trap): Check if array ref is within bound.
19701 Factor out check on writable base object to ...
19702 (base_object_writable): ... here.
19704 2016-05-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
19706 * config/arm/arm.md (probe_stack): Add modes to set source
19709 2016-05-09 Bernd Schmidt <bschmidt@redhat.com>
19711 * regrename.c (base_reg_class_for_rename): New static function.
19712 (scan_rtx_address, scan_rtx): Use it instead of base_reg_class.
19714 2016-05-08 Jan Hubicka <hubicka@ucw.cz>
19716 * cgraph.c (thunk_adjust): Export.
19717 * cgraphclones.c (cgraph_node::create_clone): Clone thunk info.
19718 * cgraphunit.c (thunk_adjust): Export.
19719 (cgraph_node::assemble_thunks_and_aliases): Do not assemble inlined
19721 * ipa-inline-analyssi.c (compute_inline_parameters): Thunks are
19723 * tree-inline.c (expand_call_inline): Expand thunks inline.
19725 2016-05-08 Uros Bizjak <ubizjak@gmail.com>
19728 * config/i386/sse.md (*sse2_vd_cvtsd2ss): New insn pattern.
19729 (*sse2_vd_cvtss2sd): Ditto.
19730 * config/i386/i386.md
19731 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf splitter):
19732 Generate *sse2_vd_cvtsd2ss pattern.
19733 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df splitter):
19734 Generate *sse2_vd_cvtss2sd pattern.
19736 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
19738 * config/sh/sh.h (GET_SH_ARG_CLASS): Convert macro into ...
19739 * config/sh/sh.c (get_sh_arg_class): ... this new function. Update its
19742 2016-05-08 Oleg Endo <olegendo@gcc.gnu.org>
19744 * config/sh/sh-protos.h (sh_media_register_for_return): Remove.
19745 * config/sh/sh.c: Define and declare variables on first use throughout
19747 (current_function_interrupt): Change to bool type.
19748 (frame_insn): Rename to emit_frame_insn and update users.
19749 (push_regs): Use bool for 'interrupt_handler' argument.
19750 (save_schedule_s): Remove.
19751 (TARGET_ASM_UNALIGNED_DI_OP, TARGET_ASM_ALIGNED_DI_OP): Remove.
19752 (sh_option_override): Don't nullify targetm.asm_out.aligned_op.di and
19753 targetm.asm_out.unaligned_op.di.
19754 (gen_far_branch): Remove redundant forward declaration.
19755 (sh_media_register_for_return, MAX_SAVED_REGS, save_entry_s, save_entry,
19756 MAX_TEMPS, save_schedule_ssave_schedule): Remove.
19757 (sh_set_return_address, sh_function_ok_for_sibcall,
19758 scavenge_reg): Update comments.
19759 (sh_builtin_saveregs): Use TRAGET_FPU_ANY condition.
19760 (sh2a_get_function_vector_number, sh2a_function_vector_p): Use for loop.
19761 (sh_attr_renesas_p): Remove unnecessary parentheses.
19762 (branch_dest): Simplify.
19763 * config/sh/sh.h (sh_args): Remove byref, byref_regs, stack_regs fields.
19764 Change force_mem, prototype_p, outgoing, renesas_abi fields to bool.
19765 (CUMULATIVE_ARGS): Change macro to typedef.
19766 (current_function_interrupt): Change to bool type.
19767 (sh_arg_class, sh_args, CUMULATIVE_ARGS, current_function_interrupt):
19768 Surround with __cplusplus ifdef.
19769 (sh_compare_op0, sh_compare_op1): Remove.
19770 (EPILOGUE_USES): Use TARGET_FPU_ANY condition.
19772 2016-05-07 Jim Wilson <jim.wilson@linaro.org>
19774 * config/arm/arm.md: (arch): Add neon.
19775 (arch_enabled): Return yes for arch neon when TARGET_NEON.
19776 * config/arm/vfp.md (movdf_vfp): Add w/G as alternative 3. Add
19777 neon_move as type for alt 3. Add arch attr enabling alt 3 for neon.
19778 Emit vmov.i64 for alt 3. Renumber alternatives 3 to 8. Adjust
19779 attributes for alt renumbering. Mark alt 3 as non-predicable.
19780 (thumb2_movdf_vfp): Likewise.
19782 2016-05-07 Uros Bizjak <ubizjak@gmail.com>
19784 * config/i386/i386.md (*addqi_1): Add preferred_for_speed attribute
19785 to disparage alternatives 3 and 4 for TARGET_PARTIAL_REG_STALL targets.
19786 (*andqi_1): Add preferred_for_speed attribute to disparage
19787 alternative 2 for TARGET_PARTIAL_REG_STALL targets.
19788 (*<code>qi_1): Ditto.
19789 (*one_cmplqi2_1): Add preferred_for_speed attribute to disparage
19790 alternative 1 for TARGET_PARTIAL_REG_STALL targets.
19791 (*ashlqi3_1): Ditto.
19792 (*swap<mode>): Merge from *swap<mode>_1 and *swap<mode>_2 patterns.
19793 Add preferred_for_size attribute to disparage alternative 0 and
19794 preferred_for_speed attribute to disparage alternative 1 for
19795 TARGET_PARTIAL_REG_STALL targets.
19797 2016-05-07 Tom de Vries <tom@codesourcery.com>
19799 PR tree-optimization/70956
19800 * graphite-scop-detection.c (build_cross_bb_scalars_def): Handle NULL
19803 2016-05-07 Oleg Endo <olegendo@gcc.gnu.org>
19805 * config/sh/sh-protos.h (sh_cbranch_distance): Declare new function.
19806 * config/sh/sh.c (sh_cbranch_distance): Implement it.
19807 * config/sh/sh.md (branch_zero): Remove define_attr.
19808 (define_delay): Disable delay slot if branch distance is one insn.
19810 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
19812 * config/i386/i386.md (LEAMODE): New mode attribute.
19813 (plus to LEA splitter): Rewrite splitter using LEAMODE mode attribute.
19814 (ashift to LEA splitter): Rewrte splitter using SWI mode iterator
19815 and LEAMODE mode attribute. Use VOIDmode const_0_to_3_operand as
19816 operand 2 predicate.
19817 (*lea<mode>_general_2): Use VOIDmode for const248_operand.
19818 (*lea<mode>_general_3): Ditto.
19819 (*lea<mode>_general_4): Use VOIDmode for const_0_to_3_operand.
19821 2016-05-06 Jakub Jelinek <jakub@redhat.com>
19823 * genmddump.c (main): Convert argv from char ** to const char **.
19825 2016-05-06 David Malcolm <dmalcolm@redhat.com>
19827 * coretypes.h (OVERRIDE): New macro.
19828 (FINAL): New macro.
19830 2016-05-06 Eric Botcazou <ebotcazou@adacore.com>
19832 * tree-ssa-coalesce.c (gimple_can_coalesce_p): In the optimized case,
19833 allow coalescing if the types are compatible.
19835 2016-05-06 David Malcolm <dmalcolm@redhat.com>
19837 * pass_manager.h (pass_manager::register_pass_name): New method.
19838 (pass_manager::get_pass_by_name): New method.
19839 (pass_manager::create_pass_tab): New method.
19840 (pass_manager::m_name_to_pass_map): New field.
19841 * passes.c (name_to_pass_map): Delete global in favor of field
19842 "m_name_to_pass_map" of pass_manager.
19843 (register_pass_name): Rename from a function to...
19844 (pass_manager::register_pass_name): ...this method, updating
19845 for renaming of global "name_to_pass_map" to field
19846 "m_name_to_pass_map".
19847 (create_pass_tab): Rename from a function to...
19848 (pass_manager::create_pass_tab): ...this method, updating
19849 for renaming of global "name_to_pass_map" to field.
19850 (get_pass_by_name): Rename from a function to...
19851 (pass_manager::get_pass_by_name): ...this method.
19852 (enable_disable_pass): Convert use of get_pass_by_name to
19853 a method call, locating the pass_manager singleton.
19855 2016-05-06 David Malcolm <dmalcolm@redhat.com>
19857 * genattr-common.c (main): Convert argv from char ** to const char **.
19858 * genattr.c (main): Likewise.
19859 * genattrtab.c (main): Likewise.
19860 * genautomata.c (initiate_automaton_gen): Likewise.
19862 * gencodes.c (main): Likewise.
19863 * genconditions.c (main): Likewise.
19864 * genconfig.c (main): Likewise.
19865 * genconstants.c (main): Likewise.
19866 * genemit.c (main): Likewise.
19867 * genenums.c (main): Likewise.
19868 * genextract.c (main): Likewise.
19869 * genflags.c (main): Likewise.
19870 * genmddeps.c (main): Likewise.
19871 * genopinit.c (main): Likewise.
19872 * genoutput.c (main): Likewise.
19873 * genpeep.c (main): Likewise.
19874 * genpreds.c (main): Likewise.
19875 * genrecog.c (main): Likewise.
19876 * gensupport.c (init_rtx_reader_args_cb): Likewise.
19877 (init_rtx_reader_args): Likewise.
19878 * gensupport.h (init_rtx_reader_args_cb): Likewise.
19879 (init_rtx_reader_args): Likewise.
19880 * gentarget-def.c (main): Likewise.
19881 * read-md.c (read_md_files): Likewise.
19882 * read-md.h (read_md_files): Likewise.
19884 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
19886 * config/i386/i386.md (int cmove peephole2s): Use general_reg_operand
19887 instead of register_and_not_any_fp_reg_operand as operand 0 predicate.
19888 * config/i386/predicates.md (register_and_not_any_fp_reg_operand):
19889 Remove unused predicate.
19890 (register_and_not_fp_reg_operand): Ditto.
19892 2016-05-06 Martin Liska <mliska@suse.cz>
19894 * tree-if-conv.c (ifcvt_split_critical_edges): Use auto_vec
19895 instead of vec as the vector is local to the function.
19897 2016-05-06 Jakub Jelinek <jakub@redhat.com>
19899 * config/i386/sse.md (*<code>v8hi3, *<code>v16qi3): Add
19900 avx512bw alternative.
19902 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>): Move
19903 before the ashr<mode>3 pattern.
19905 * config/i386/sse.md (*avx2_pmaddwd, *sse2_pmaddwd): Use
19906 v instead of x in vex or maybe_vex alternatives, use
19907 maybe_evex instead of vex in prefix.
19909 * config/i386/sse.md (*vec_extractv4sf_0, *sse4_1_extractps,
19910 *vec_extractv4sf_mem, vec_extract_lo_v16hi, vec_extract_hi_v16hi,
19911 vec_extract_lo_v32qi, vec_extract_hi_v32qi): Use v instead of x
19912 in vex or maybe_vex alternatives, use maybe_evex instead of vex
19915 * config/i386/sse.md (*vec_concatv2sf_sse4_1, *vec_concatv4sf): Use
19916 v instead of x in vex or maybe_vex alternatives, use
19917 maybe_evex instead of vex in prefix.
19919 * config/i386/sse.md (sse_shufps_<mode>, sse_storehps, sse_loadhps,
19920 sse_storelps, sse_movss, avx2_vec_dup<mode>, avx2_vec_dupv8sf_1,
19921 sse2_shufpd_<mode>, sse2_storehpd, sse2_storelpd, sse2_loadhpd,
19922 sse2_loadlpd, sse2_movsd): Use v instead of x in vex or maybe_vex
19923 alternatives, use maybe_evex instead of vex in prefix.
19925 * config/i386/sse.md (vec_interleave_lowv4sf,
19926 *vec_interleave_highv2df, *vec_interleave_lowv2df): Use
19927 v instead of x in vex or maybe_vex alternatives, use
19928 maybe_evex instead of vex in prefix.
19930 * config/i386/sse.md (sse_movhlps, sse_movlhps): Use
19931 v instead of x in vex or maybe_vex alternatives, use
19932 maybe_evex instead of vex in prefix.
19934 * config/i386/sse.md (*avx_cvtpd2dq256_2, *avx_cvtps2pd256_2): Use
19935 v constraint instead of x.
19937 2016-05-06 Nathan Sidwell <nathan@codesourcery.com>
19939 * gimple.c (gimple_call_same_target_p): Unique functions are eq.
19940 * tree-ssa-tail-merge.c (same_succ::equal): Check pointer eq
19943 2016-05-06 Richard Biener <rguenther@suse.de>
19945 PR tree-optimization/70948
19946 * tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
19947 Properly clobber all fields of va_list for __builtin_va_start.
19949 2016-05-06 Yuri Rumyantsev <ysrumyan@gmail.com>
19952 * tree-ssa-loop-unswitch.c (find_loop_guard): Reject guard edge with
19953 loop latch destination.
19955 2016-05-06 Martin Liska <mliska@suse.cz>
19957 * tree-ssa-uninit.c: Apply manual changes
19958 to the GNU coding style.
19959 (prune_uninit_phi_opnds): Rename from
19960 prune_uninit_phi_opnds_in_unrealizable_paths.
19962 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
19964 * config/sh/sh.opt (madjust-unroll, minvalid-symbols, msoft-atomic,
19965 mspace): Remove deprecated options.
19966 * doc/invoke.texi (SH options): Remove -mspace.
19968 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
19970 * config/sh/sh.md (ic_invalidate_line_sh4a): Fix insn length.
19972 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
19974 * config/sh/sh.md (*cmpeqsi_t): Remove combine insn pattern and similar
19975 corresponding combine split pattern.
19977 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
19980 * config/sh/predicates.md (long_displacement_mem_operand): New.
19981 * config/sh/sh.md (movsi_i): Allow for SH2A, disallow for any FPU.
19982 Add movi20, movi20s alternatives. Adjust length attribute for
19984 (movsi_ie): Allow for any FPU. Adjust length attribute for
19986 (movsi_i_lowpart): Add movi20, movi20s alternatives. Adjust length
19987 attribute for alternatives.
19988 (*mov<mode>): Use long_displacement_mem_operand for length attribute.
19989 (*movdi_i, movdf_k, movdf_i4, movsf_i, movsf_ie, movsf_ie_ra): Adjust
19990 length attribute for alternatives.
19992 2016-05-06 Richard Biener <rguenther@suse.de>
19994 PR tree-optimization/70960
19995 * tree-if-conv.c (ifcvt_walk_pattern_tree): Handle non-SSA ops.
19997 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
20000 * config/sh/sh.md (*cmp_div0s_7, *cmp_div0s_8): Add div0s variants.
20001 * config/sh/sh.c (sh_rtx_costs): Add another div0s case.
20003 2016-05-06 Marek Polacek <polacek@redhat.com>
20006 * ubsan.c (get_ubsan_type_info_for_type): Remove assert.
20008 2016-05-06 Oleg Endo <olegendo@gcc.gnu.org>
20011 * config/sh/sh.md (*rotcr): Add another variant.
20013 2016-05-06 Richard Biener <rguenther@suse.de>
20015 PR middle-end/70931
20016 * dwarf2out.c (native_encode_initializer): Skip zero-sized fields.
20018 2016-05-06 Richard Biener <rguenther@suse.de>
20020 PR middle-end/70941
20021 * fold-const.c (split_tree): Always convert to the original type
20024 2016-05-06 Richard Biener <rguenther@suse.de>
20026 * fwprop.c (fwprop): Remove duplicate cleanup_cfg call.
20027 (fwprop_addr): Likewise.
20029 2016-05-06 Uros Bizjak <ubizjak@gmail.com>
20032 * config/i386/i386-protos.h (ix86_standard_x87sse_constant_load_p):
20034 * config/i386/i386.c (ix86_standard_x87sse_constant_load_p): New.
20035 * config/i386/i386.md (push mem splitter): Use find_constant_src in
20036 the splitter condition.
20037 (FP load splitter): Use ix86_standard_x87sse_constant_load_p in
20038 the splitter condition.
20039 (FP float_extend load splitter): Ditto.
20041 2016-05-05 Uros Bizjak <ubizjak@gmail.com>
20043 * config/i386/i386.md (peehole2 patterns): Change true_regnum
20044 to REGNO in all peephole2 patterns.
20045 (post-reload splitters): Change true_regnum to REGNO in
20046 post-reload splitters.
20047 (zero_extend splitters): Use general_reg_operand and
20048 nonimmediate_gr_operand predicates.
20050 2016-05-05 Jakub Jelinek <jakub@redhat.com>
20052 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>): Use
20053 v constraint instead of x.
20055 2016-05-05 Alan Modra <amodra@gmail.com>
20058 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Don't
20059 set OPTION_MASK_RELOCATABLE when flag_pic == 2. Set
20060 TARGET_NO_FP_IN_TOC for -mrelocatable.
20061 (MINIMAL_TOC_SECTION_ASM_OP): Remove redundant
20062 TARGET_RELOCATABLE test.
20063 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
20064 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
20065 * config/rs6000/linux64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
20066 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
20067 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
20068 * config/rs6000/freebsd64.h (MINIMAL_TOC_SECTION_ASM_OP): Likewise.
20069 (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
20070 (ASM_PREFERRED_EH_DATA_FORMAT): Likewise.
20071 * config/rs6000/predicates.md (easy_fp_constant): Likewise.
20072 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
20074 (rs6000_assemble_integer): Update TARGET_RELOCATABLE test.
20075 (rs6000_stack_info): Likewise.
20076 (rs6000_elf_asm_out_constructor): Likewise.
20077 (rs6000_elf_asm_out_destructor): Likewise.
20078 (rs6000_elf_declare_function_name): Likewise.
20079 * config/rs6000/rs6000.md (load_toc_aix_di): Likewise.
20080 * config/rs6000/rs6000.h (MASK_RELOCATABLE, MASK_MINIMAL_TOC):
20083 2016-05-05 Alan Modra <amodra@gmail.com>
20085 * config/rs6000/rs6000.c (rs6000_frame_related): Rewrite.
20087 2016-05-05 Alan Modra <amodra@gmail.com>
20089 * config/rs6000/rs6000.c (rs6000_savres_strategy): Don't use
20090 out-of-line gpr restore for one or two regs if that would add
20093 2016-05-04 Uros Bizjak <ubizjak@gmail.com>
20096 * config/i386/i386.md
20097 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_extend sf->df peephole2):
20098 Change to post-epilogue_completed late splitter. Use sse_reg_operand
20099 as operand 0 predicate.
20100 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float_truncate df->sf peephole2):
20102 (TARGET_SSE_PARTIAL_REG_DEPENDENCY float {si,di}->{sf,df} peephole2):
20103 Ditto. Emit the pattern using RTX.
20105 (TARGET_USE_VECTOR_FP_CONVERTS float_extend sf->df splitter):
20106 Use sse_reg_opreand as operand 0 predicate. Do not use true_regnum in
20107 the post-reload splitter. Use lowpart_subreg instead of gen_rtx_REG.
20108 (TARGET_USE_VECTOR_FP_CONVERTS float_truncate df->sf splitter):
20110 (TARGET_USE_VECTOR_CONVERTS float si->{sf,df} splitter): Use
20111 sse_reg_operand as operand 0 predicate.
20113 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_extend sf->df peephole2):
20114 Use sse_reg_opreand as operand 0 predicate. Use lowpart_subreg
20115 instead of gen_rtx_REG.
20116 (TARGET_SPLIT_MEM_OPND_FOR_FP_CONVERTS float_truncate sf->df peephole2):
20119 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
20121 * function.c (emit_use_return_register_into_block): Delete.
20122 (gen_return_pattern): Delete.
20123 (emit_return_into_block): Delete.
20124 (active_insn_between): Delete.
20125 (convert_jumps_to_returns): Delete.
20126 (emit_return_for_exit): Delete.
20127 (thread_prologue_and_epilogue_insns): Delete all code dealing with
20128 simple_return for shrink-wrapped blocks.
20129 * shrink-wrap.c (try_shrink_wrapping): Insert simple_return at the
20130 end of blocks that need one.
20131 (get_unconverted_simple_return): Delete.
20132 (convert_to_simple_return): Delete.
20133 * shrink-wrap.c (get_unconverted_simple_return): Delete declaration.
20134 (convert_to_simple_return): Ditto.
20136 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
20138 * cfgcleanup.c (bb_is_just_return): New function.
20139 (try_optimize_cfg): Simplify jumps to return, branches to return,
20140 and branches around return.
20142 2016-05-04 Segher Boessenkool <segher@kernel.crashing.org>
20144 * cfgcleanup.c (try_simplify_condjump): Don't try to simplify a
20145 branch to a return.
20147 2016-05-04 Jakub Jelinek <jakub@redhat.com>
20151 * tree-core.h (enum operand_equal_flag): Add OEP_HASH_CHECK.
20152 * tree.c (inchash::add_expr): If !IS_EXPR_CODE_CLASS (tclass),
20153 assert flags & OEP_HASH_CHECK, instead of asserting it
20154 never happens. Handle TARGET_EXPR.
20155 * fold-const.c (operand_equal_p): For hash verification,
20156 or in OEP_HASH_CHECK into flags.
20158 2016-05-04 Eric Botcazou <ebotcazou@adacore.com>
20160 * tree-ssa-coalesce.c (gimple_can_coalesce_p): Fix reference in head
20162 (compute_samebase_partition_bases): Fix typo.
20164 2016-05-04 Jakub Jelinek <jakub@redhat.com>
20166 * config/i386/sse.md (vec_interleave_highv8sf,
20167 vec_interleave_lowv8sf, vec_interleave_highv4df,
20168 vec_interleave_lowv4df): Remove constraints from expanders.
20170 * config/i386/sse.md (sse2_movq128): Use v constraint instead of x.
20172 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
20174 * tree-inline.c (expand_call_inline): Fix path dealing with
20175 making lhs of call statement undefined.
20177 2016-05-04 Jan Hubicka <hubicka@ucw.cz>
20179 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases):
20180 Check availability on NODE, too.
20181 * cgraph.h (symtab_node::call_for_symbol_and_aliases): Likewise.
20182 (cgraph_node::call_for_symbol_and_aliases): Likewise.
20183 (varpool_node::call_for_symbol_and_aliase): Likewise.
20184 * ipa-pure-const.c (add_new_function): Analyze all bodies.
20185 (propagate_pure_const): Propagate across interposable functions, too.
20186 (skip_function_for_local_pure_const): Do not skip interposable bodies
20188 (pass_local_pure_const::execute): Update.
20190 2016-05-04 Marek Polacek <polacek@redhat.com>
20192 * doc/invoke.texi: Document -Wdangling-else.
20194 2016-05-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
20196 * config.gcc: Error out when conflicting multilib is detected. Do not
20197 loop over multilibs since no combination is legal.
20199 2016-05-04 Alan Modra <amodra@gmail.com>
20201 * config/rs6000/rs6000.h (PIC_OFFSET_TABLE_REGNUM): Correct.
20202 * config/rs6000/sysv4.h (TARGET_TOC): Simplify.
20203 * config/rs6000/rs6000.c (rs6000_elf_output_toc_section_asm_op):
20206 2016-05-04 Matthew Fortune <matthew.fortune@imgtec.com>
20208 * config/mips/mips-cpus.def (p5600): Avoid IMADD by default.
20209 Clean up p5600 comments.
20211 2016-05-04 Richard Biener <rguenther@suse.de>
20213 * match.pd: Add BIT_FIELD_REF canonicalizations and vector
20214 constructor simplifications.
20215 * fold-const.c (fold_ternary_loc): Remove duplicate functionality here.
20217 2016-05-04 Oleg Endo <olegendo@gcc.gnu.org>
20219 * config/sh/predicates (post_inc_mem, pre_dec_mem): New predicates.
20220 * config/sh/sh-protos.h (sh_find_set_of_reg): Return null result if
20221 result.set_rtx is null instead of aborting.
20222 * config/sh/sh.h (USE_LOAD_POST_INCREMENT, USE_STORE_PRE_DECREMENT):
20224 (USE_LOAD_PRE_DECREMENT, USE_STORE_POST_INCREMENT): Enable for SH2A.
20225 * config/sh/sh.md (*extend<mode>si2_predec, *mov<mode>_load_predec,
20226 *mov<mode>_store_postinc): New patterns.
20228 2016-05-04 Marc Glisse <marc.glisse@inria.fr>
20230 * match.pd ((A | B) & (A | C)): Generalize to BIT_XOR_EXPR. Mark
20231 as commutative. Check both conversions are NOP.
20232 ((A & B) OP (C & B)): Remove.
20234 2016-05-04 Alan Modra <amodra@gmail.com>
20236 * combine.c (simplify_set): Correct WORD_REGISTER_OPERATIONS test.
20238 2016-05-04 Alan Modra <amodra@gmail.com>
20241 * config/rs6000/rs6000.c (rs6000_stack_info): Don't set cr_save_p
20242 when cr2,3,4 are all fixed regs.
20244 2016-05-04 Bernd Schmidt <bschmidt@redhat.com>
20246 PR rtl-optimization/57193
20247 * opts.c (default_options_table): Revert OPT_frename_registers change.
20248 * doc/invoke.texi (-frename-registers, -O2): Likewise.
20250 2016-05-03 Martin Sebor <msebor@redhat.com>
20253 * builtins.c (fold_builtin_FILE): New function.
20254 (fold_builtin_FUNCTION, fold_builtin_LINE): New functions.
20255 (fold_builtin_0): Call them.
20256 * gimplify.c (gimplify_call_expr): Remove the handling of
20257 BUILT_IN_FILE, BUILT_IN_FUNCTION, and BUILT_IN_LINE.
20260 * doc/extend.texi (Other Builtins): Update __builtin_FILE,
20261 __builtin_FUNCTION, and __builtin_LINE to reflect they yield
20265 * doc/extend.texi (Function Names as Strings): Update __func__,
20266 __FUNCTION__, __PRETTY_FUNCTION__ to reflect they evaluate to
20269 2016-05-03 Jakub Jelinek <jakub@redhat.com>
20270 Richard Biener <rguenther@suse.de>
20272 PR tree-optimization/70916
20273 * tree-if-conv.c: Include cfganal.h.
20274 (pass_if_conversion::execute): Call connect_infinite_loops_to_exit
20275 and remove_fake_exit_edges around the optimization pass.
20277 2016-05-03 Jan Hubicka <hubicka@ucw.cz>
20279 * cgraph.c (symbol_table::create_edge): Set inline_failed.
20280 (cgraph_edge::make_direct): Likewise.
20281 (cgraph_edge::dump_edge_flags): Dump call_stmt_cannot_inline_p.
20282 * cgraphclones.c (duplicate_thunk_for_node): Set inline_failed.
20283 * cif-code.def (CIF_LTO_MISMATCHED_DECLARATIONS): New code
20284 (CIF_THUNK): New code.
20285 * ipa-inline-analysis.c (initialize_inline_failed): Preserve
20286 CIF_FINAL_ERROR codes; do not deal with call_stmt_cannot_inline_p.
20287 (compute_inline_parameters): Set inline_failed for thunks.
20288 (inline_analyze_function): Cleanup.
20289 * ipa-inline.c (can_inline_edge_p): Do not deal with
20290 call_stmt_cannot_inline_p.
20291 (can_early_inline_edge_p): Likewise.
20292 (early_inliner): Initialize inline_failed.
20293 * lto-cgraph.c (lto_output_edge): Sanity check inline_failed.
20295 2016-05-03 Uros Bizjak <ubizjak@gmail.com>
20297 * config/i386/predicates.md (x87nonimm_ssenomem_operand): Rename
20298 from nonimm_ssenomem_operand.
20299 (nonimm_ssenomem_operand): New predicate.
20300 * config/i386/i386.md (extendsfdf2): Use nonimm_ssenomem_operand
20301 as operand 0 predicate.
20302 (*extendsfdf2): Merge from *extendsfdf2_mixed and *extendsfdf2_i387.
20303 Disable unsupported alternatives using "enabled" attribute.
20304 Use register_ssemem_operand as operand 0 predicate.
20305 (*fop_<mode>_1): Use x87nonimm_ssenomem_operand as operand 1 predicate.
20307 2016-05-03 Marek Polacek <polacek@redhat.com>
20310 * input.c (expansion_point_location): New function.
20311 * input.h (expansion_point_location): Declare.
20313 2016-05-03 Pierre-Marie de Rodat <derodat@adacore.com>
20315 * dwarf2out.c (resolve_args_picking_1): Replace the frame_offset
20316 occurence with frame_offset_ ones.
20318 2016-05-03 Alan Modra <amodra@gmail.com>
20320 PR rtl-optimization/70890
20321 * ira.c (combine_and_move_insns): When moving def_insn, remove
20322 equivs on use_insn.
20324 2016-05-03 Dominik Vogt <vogt@linux.vnet.ibm.com>
20326 * config/s390/s390.md ("*r<noxa>sbg_<mode>_sll")
20327 ("*r<noxa>sbg_<mode>_srl"): New define_insns.
20328 ("*r<noxa>sbg_<mode>_srl_bitmask"): Rename by adding "_bitmask".
20329 ("*r<noxa>sbg_<mode>_sll_bitmask"): Likewise.
20331 2016-05-03 Alan Modra <amodra@gmail.com>
20333 * config/rs6000/rs6000.c (rs6000_savres_strategy): Correct condition
20334 for SAVE_MULTIPLE/STORE_MULTIPLE.
20336 2016-05-03 Jakub Jelinek <jakub@redhat.com>
20338 * config/i386/i386.md (*truncdfsf_mixed, *truncdfsf_i387,
20339 *truncxfsf2_mixed, *truncxfdf2_mixed): Use v constraint instead of x.
20341 2016-05-03 Richard Biener <rguenther@suse.de>
20343 * gimplify.h (get_initialized_tmp_var): Add allow_ssa parameter
20345 (gimplify_arg): Likewise.
20346 * gimplify.c (gimplify_expr): Add overload with allow_ssa parameter,
20347 re-writing the result to a decl if required.
20348 (internal_get_tmp_var): Add allow_ssa parameter
20349 and override into_ssa with it.
20350 (get_formal_tmp_var): Adjust.
20351 (get_initialized_tmp_var): Add allow_ssa parameter.
20352 (gimplify_arg): Add allow_ssa parameter and avoid generating
20353 SSA names for the result false.
20354 (gimplify_call_expr): If the call may return twice do not
20355 gimplify parameters into SSA.
20356 (prepare_gimple_addressable): Do not allow an SSA name as temporary.
20357 (gimplify_modify_expr): Adjust assert. For noreturn calls
20358 with a SSA name LHS adjust its def.
20359 (gimplify_save_expr): Do not allow an SSA name as save-expr result.
20360 (gimplify_one_sizepos): Do not allow an SSA name as a sizepos.
20361 (gimplify_body): Init GIMPLE SSA data structures and gimplify into-SSA.
20362 (gimplify_scan_omp_clauses): Make sure OMP_CLAUSE_SIZE is not
20363 an SSA name. Likewise for OMP_CLAUSE_REDUCTION operands.
20364 (gimplify_omp_for): Likewise for OMP_CLAUSE_DECL. Likewise
20365 for OMP_FOR_COND, OMP_FOR_INCR and OMP_CLAUSE_LINEAR_STEP.
20366 (optimize_target_teams): Do not allow SSA names for clause operands.
20367 (gimplify_expr): Likewise for where we mark the result addressable.
20368 * passes.def (pass_init_datastructures): Remove.
20369 * tree-into-ssa.c (mark_def_sites): Ignore existing SSA names.
20370 (rewrite_stmt): Likewise.
20371 * tree-inline.c (initialize_cfun): Properly transfer SSA state.
20372 (replace_locals_op): Replace SSA names.
20373 (copy_gimple_seq_and_replace_locals): Init src_cfun.
20374 * gimple-low.c (lower_builtin_setjmp): Deal with SSA.
20375 * cgraph.c (release_function_body): Free CFG annotations only
20376 when we have a CFG. Simplify.
20377 * gimple-fold.c (gimplify_and_update_call_from_tree): Use
20378 force_gimple_operand instead of get_initialized_tmp_var.
20379 * tree-pass.h (make_pass_init_datastructures): Remove.
20380 * tree-ssa.c (execute_init_datastructures): Remove.
20381 (pass_data_init_datastructures): Likewise.
20382 (class pass_init_datastructures): Likewise.
20383 (make_pass_init_datastructures): Likewise.
20384 * omp-low.c (create_omp_child_function): Init SSA data structures.
20385 (grid_expand_target_grid_body): Likewise.
20386 * tree-cfg.c (move_block_to_fn): Double-check the DEF is an SSA
20387 name before adding it to names_to_release.
20388 (remove_bb): Always release SSA defs.
20389 * tree-ssa-ccp.c (get_default_value): Check SSA_NAME_VAR
20390 before dereferencing it.
20391 * cgraphunit.c (init_lowered_empty_function): Always
20392 int SSA data structures.
20393 * tree-ssanames.c (release_defs): Remove assert that we are in
20395 * trans-mem.c (diagnose_tm_1): Handle SSA name function.
20397 2016-05-03 Jakub Jelinek <jakub@redhat.com>
20398 Uros Bizjak <ubizjak@gmail.com>
20400 PR rtl-optimization/70467
20401 * config/i386/predicates.md (x86_64_hilo_int_operand,
20402 x86_64_hilo_general_operand): New predicates.
20403 * config/i386/constraints.md (Wd): New constraint.
20404 * config/i386/i386.md (mode attr di): Use Wd instead of e.
20405 (general_hilo_operand): New mode attr.
20406 (add<mode>3, sub<mode>3): Use <general_hilo_operand>
20407 instead of <general_operand>.
20408 (*add<dwi>3_doubleword, *sub<dwi>3_doubleword): Use
20409 x86_64_hilo_general_operand instead of <general_operand>.
20411 2016-05-03 Jakub Jelinek <jakub@redhat.com>
20413 PR tree-optimization/70916
20414 * tree-if-conv.c (constant_or_ssa_name): Removed.
20415 (fold_build_cond_expr): Use is_gimple_val instead of
20416 constant_or_ssa_name.
20418 PR tree-optimization/70916
20419 * tree-vect-patterns.c (vect_recog_mask_conversion_pattern): Give up
20420 if COND_EXPR rhs1 is neither SSA_NAME nor COMPARISON_CLASS_P.
20423 * tree-ssa-ccp.c: Include stor-layout.h and optabs-query.h.
20424 (optimize_atomic_bit_test_and): New function.
20425 (pass_fold_builtins::execute): Use it.
20426 * optabs.def (atomic_bit_test_and_set_optab,
20427 atomic_bit_test_and_complement_optab,
20428 atomic_bit_test_and_reset_optab): New optabs.
20429 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET,
20430 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_BIT_TEST_AND_RESET): New ifns.
20431 * builtins.h (expand_ifn_atomic_bit_test_and): New prototype.
20432 * builtins.c (expand_ifn_atomic_bit_test_and): New function.
20433 * internal-fn.c (expand_ATOMIC_BIT_TEST_AND_SET,
20434 expand_ATOMIC_BIT_TEST_AND_COMPLEMENT,
20435 expand_ATOMIC_BIT_TEST_AND_RESET): New functions.
20436 * doc/md.texi (atomic_bit_test_and_set@var{mode},
20437 atomic_bit_test_and_complement@var{mode},
20438 atomic_bit_test_and_reset@var{mode}): Document.
20439 * config/i386/sync.md (atomic_bit_test_and_set<mode>,
20440 atomic_bit_test_and_complement<mode>,
20441 atomic_bit_test_and_reset<mode>): New expanders.
20442 (atomic_bit_test_and_set<mode>_1,
20443 atomic_bit_test_and_complement<mode>_1,
20444 atomic_bit_test_and_reset<mode>_1): New insns.
20446 2016-05-03 Richard Sandiford <richard.sandiford@arm.com>
20448 PR rtl-optimization/70687
20449 * combine.c (change_zero_ext): Check for scalar modes. Use wide_int
20450 instead of unsigned HOST_WIDE_INT.
20452 2016-05-03 Bernd Schmidt <bschmidt@redhat.com>
20454 PR rtl-optimization/44281
20455 * hard-reg-set.h (struct target_hard_regs): New field
20456 x_fixed_nonglobal_reg_set.
20457 (fixed_nonglobal_reg_set): New macro.
20458 * reginfo.c (init_reg_sets_1): Initialize it.
20459 * ira.c (setup_alloc_regs): Use fixed_nonglobal_reg_set instead
20461 * df-scan.c (df_insn_refs_collect): Asms may reference global regs.
20463 2016-05-03 Bin Cheng <bin.cheng@arm.com>
20465 PR tree-optimization/56541
20466 * doc/invoke.texi (@item max-tree-if-conversion-phi-args): New item.
20467 * params.def (PARAM_MAX_TREE_IF_CONVERSION_PHI_ARGS): new param.
20468 * tree-if-conv.c (MAX_PHI_ARG_NUM): new macro.
20469 (any_complicated_phi): new static variable.
20470 (aggressive_if_conv): delete.
20471 (if_convertible_phi_p): support phis with more than two arguments.
20472 (if_convertible_bb_p): remvoe check on aggressive_if_conv and
20473 critical pred edges.
20474 (ifcvt_split_critical_edges): support phis with more than two
20475 arguments by checking new parameter. only split critical edges
20477 (tree_if_conversion): handle simd pragma marked loop using new
20478 local variable aggressive_if_conv. check any_complicated_phi.
20480 2016-05-03 Bin Cheng <bin.cheng@arm.com>
20482 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Check depends_on
20485 2016-05-03 Bin Cheng <bin.cheng@arm.com>
20487 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Don't clobber
20490 2016-05-03 Oleg Endo <olegendo@gcc.gnu.org>
20492 * config/sh/sh.md (udivsi3, divsi3, mulsi3): Simplify.
20493 (mulhisi3, umulhisi3, (smulsi3_highpart, umulsi3_highpart): Convert to
20494 define_insn_and_split.
20495 (mulsi3_i): New define_insn_and_split.
20496 (mulsi3_call): Convert to define_insn.
20497 (mulsidi3, mulsidi3_compact, umulsidi3, umulsidi3_compact):
20498 Remove constraints.
20500 2016-05-02 Michael Meissner <meissner@linux.vnet.ibm.com>
20502 * machmode.h (mode_complex): Add support to give the complex mode
20504 (GET_MODE_COMPLEX_MODE): Likewise.
20505 * stor-layout.c (layout_type): For COMPLEX_TYPE, use the mode
20506 stored by build_complex_type and gfc_build_complex_type instead of
20507 trying to figure out the appropriate mode based on the size. Raise
20508 an assertion error, if the type was not set.
20509 * genmodes.c (struct mode_data): Add field for the complex type of
20511 (blank_mode): Likewise.
20512 (make_complex_modes): Remember the complex mode created in the
20514 (emit_mode_complex): Write out the mode_complex array to map a
20515 type mode to the complex version.
20516 (emit_insn_modes_c): Likewise.
20517 * tree.c (build_complex_type): Set the complex type to use before
20518 calling layout_type.
20519 * config/rs6000/rs6000.c (rs6000_hard_regno_nregs_internal): Add
20520 support for __float128 complex datatypes.
20521 (rs6000_hard_regno_mode_ok): Likewise.
20522 (rs6000_setup_reg_addr_masks): Likewise.
20523 (rs6000_complex_function_value): Likewise.
20524 * config/rs6000/rs6000.h (FLOAT128_IEEE_P): Likewise.
20525 __float128 and __ibm128 complex.
20526 (FLOAT128_IBM_P): Likewise.
20527 (ALTIVEC_ARG_MAX_RETURN): Likewise.
20528 * doc/extend.texi (Additional Floating Types): Document that
20529 -mfloat128 must be used to enable __float128. Document complex
20530 __float128 and __ibm128 support.
20532 2016-05-02 Jakub Jelinek <jakub@redhat.com>
20535 * gimple.c (gimple_builtin_call_types_compatible_p): Allow
20536 char/short arguments promoted to int because of promote_prototypes.
20538 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
20540 * config/i386/predicates.md (register_ssemem_operand): New predicate.
20541 * config/i386/i386.md (*cmpi<FPCMP:unord><MODEF:mode>): Merge from
20542 *cmpi<FPCMP:unord><MODEF:mode>_mixed and
20543 *cmpi<FPCMP:unord><X87MODEF:mode>_i387. Disable unsupported
20544 alternatives using "enabled" attribute. Use register_ssemem_operand
20545 as operand 1 predicate.
20546 (*cmpi<unord>xf_i387): Split XFmode pattern from
20547 *cmpi<FPCMP:unord><X87MODEF:mode>_i387.
20548 (*absneg<mode>2): Merge from *absneg<mode>2_mixed and
20549 *absneg<mode>2_i387. Disable unsupported alternatives using
20550 "enabled" attribute.
20551 (*absnegxf2_i387): Split XFmode pattern from *absneg<mode>2_i387.
20553 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
20555 * omp-low.c (lower_oacc_head_tail): Assert there is at least one
20557 (oacc_loop_process): Check mask for loop termination.
20559 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
20561 * cif-code.def (CIF_THUNK): Add.
20562 * ipa-inline-analsysis.c (evaluate_conditions_for_known_args): Revert
20565 2016-05-02 Jan Hubicka <hubicka@ucw.cz>
20567 * ipa-inline-analysis.c (reset_inline_summary): Clear fp_expressions
20568 (dump_inline_summary): Dump it.
20569 (fp_expression_p): New predicate.
20570 (estimate_function_body_sizes): Use it.
20571 (inline_merge_summary): Merge fp_expressions.
20572 (inline_read_section): Read fp_expressions.
20573 (inline_write_summary): Write fp_expressions.
20574 * ipa-inline.c (can_inline_edge_p): Permit inlining across fp math
20575 codegen boundary if either caller or callee is !fp_expressions.
20576 * ipa-inline.h (inline_summary): Add fp_expressions.
20577 * ipa-inline-transform.c (inline_call): When inlining !fp_expressions
20578 to fp_expressions be sure the fp generation flags are updated.
20580 2016-05-02 Jakub Jelinek <jakub@redhat.com>
20582 PR rtl-optimization/70467
20583 * cse.c (cse_insn): Handle no-op MEM moves after folding.
20585 PR rtl-optimization/70467
20586 * ipa-pure-const.c (check_call): Handle internal calls even in
20587 ipa mode like in local mode.
20589 2016-05-02 Bernd Edlinger <bernd.edlinger@hotmail.de>
20591 * doc/install.texi: Document supported in-tree gmp/mpfr/mpc versions.
20593 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
20595 * match.pd (X u< X, X u> X): New transformations.
20597 2016-05-02 Marc Glisse <marc.glisse@inria.fr>
20599 * flag-types.h (enum warn_strict_overflow_code): Move ...
20600 * coretypes.h: ... here.
20601 * fold-const.h (fold_overflow_warning): Declare.
20602 * fold-const.c (fold_overflow_warning): Make non-static.
20603 (fold_comparison): Move the transformation of X +- C1 CMP C2
20604 into X CMP C2 -+ C1 ...
20605 * match.pd: ... here.
20606 * gimple-fold.c (fold_stmt_1): Protect with
20607 fold_defer_overflow_warnings.
20609 2016-05-02 Nathan Sidwell <nathan@codesourcery.com>
20611 * omp-low.c (struct oacc_loop): Add 'inner' field.
20612 (new_oacc_loop_raw): Initialize it to zero.
20613 (oacc_loop_fixed_partitions): Initialize it.
20614 (oacc_loop_auto_partitions): Partition outermost loop to outermost
20615 available partitioning.
20617 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
20619 * config/arc/arc.md (mulsidi3): Change operand 0 predicate to
20621 (umulsidi3): Likewise.
20622 (indirect_jump): Fix jump instruction assembly patterns.
20624 2016-05-02 Thomas Schwinge <thomas@codesourcery.com>
20627 * config/nvptx/nvptx.c (nvptx_libcall_value): Handle NULL cfun.
20628 (nvptx_function_value): Assert non-NULL cfun.
20630 2016-05-02 Eric Botcazou <ebotcazou@adacore.com>
20632 PR rtl-optimization/70886
20633 * sched-deps.c (estimate_dep_weak): Canonicalize cselib values.
20635 * cselib.h (rtx_equal_for_cselib_1): Declare.
20636 (rtx_equal_for_cselib_p: New inline function.
20637 * cselib.c (rtx_equal_for_cselib_p): Delete.
20638 (rtx_equal_for_cselib_1): Make public.
20640 2016-05-02 Uros Bizjak <ubizjak@gmail.com>
20642 * config/i386/predicates.md (nonimm_ssenomem_operand): New predicate.
20643 (register_mixssei387nonimm_operand): Remove predicate.
20644 * config/i386/i386.md (*fop_<mode>_comm): Merge from
20645 *fop_<mode>_comm_mixed and *fop_<mode>_comm_i387. Disable unsupported
20646 alternatives using "enabled" attribute. Also check X87_ENABLE_ARITH
20647 for TARGET_MIX_SSE_I387 alternatives.
20648 (*fop_<mode>_1): Merge from *fop_<mode>_1_mixed and *fop_<mode>_1_i387.
20649 Disable unsupported alternatives using "enabled" attribute. Use
20650 nonimm_ssenomem_operand as operand 1 predicate. Also check
20651 X87_ENABLE_ARITH for TARGET_MIX_SSE_I387 alternatives.
20653 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
20655 * tree.c (cst_and_fits_in_hwi): Simplify.
20657 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
20659 * tree.h (wi::to_wide): New function.
20660 * expr.c (expand_expr_real_1): Use wi::to_wide.
20661 * fold-const.c (int_const_binop_1): Likewise.
20662 (extract_muldiv_1): Likewise.
20664 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
20666 * wide-int.h: Update offset_int and widest_int documentation.
20667 (WI_SIGNED_SHIFT_RESULT): New macro.
20668 (wi::binary_shift): Define signed_shift_result_type for
20669 shifts on offset_int- and widest_int-like types.
20670 (generic_wide_int): Support <<= and >>= if << and >> are supported.
20671 * tree.h (int_bit_position): Use shift operators instead of wi::
20673 * alias.c (adjust_offset_for_component_ref): Likewise.
20674 * expr.c (get_inner_reference): Likewise.
20675 * fold-const.c (fold_comparison): Likewise.
20676 * gimple-fold.c (fold_nonarray_ctor_reference): Likewise.
20677 * gimple-ssa-strength-reduction.c (restructure_reference): Likewise.
20678 * tree-dfa.c (get_ref_base_and_extent): Likewise.
20679 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Likewise.
20680 (stmt_kills_ref_p): Likewise.
20681 * tree-ssa-ccp.c (bit_value_binop_1): Likewise.
20682 * tree-ssa-math-opts.c (find_bswap_or_nop_load): Likewise.
20683 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
20684 (ao_ref_init_from_vn_reference): Likewise.
20686 2016-05-02 Richard Sandiford <richard.sandiford@arm.com>
20688 * wide-int.h: Update offset_int and widest_int documentation.
20689 (WI_SIGNED_BINARY_PREDICATE_RESULT): New macro.
20690 (wi::binary_traits): Allow ordered comparisons between offset_int and
20691 offset_int, between widest_int and widest_int, and between either
20692 of these types and basic C types.
20693 (operator <, <=, >, >=): Define for the same combinations.
20694 * tree.h (tree_int_cst_lt): Use comparison operators instead
20695 of wi:: comparisons.
20696 (tree_int_cst_le): Likewise.
20697 * gimple-fold.c (fold_array_ctor_reference): Likewise.
20698 (fold_nonarray_ctor_reference): Likewise.
20699 * gimple-ssa-strength-reduction.c (record_increment): Likewise.
20700 * tree-affine.c (aff_comb_cannot_overlap_p): Likewise.
20701 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Likewise.
20702 * tree-sra.c (completely_scalarize): Likewise.
20703 * tree-ssa-alias.c (stmt_kills_ref_p): Likewise.
20704 * tree-ssa-reassoc.c (extract_bit_test_mask): Likewise.
20705 * tree-vrp.c (extract_range_from_binary_expr_1): Likewise.
20706 (check_for_binary_op_overflow): Likewise.
20707 (search_for_addr_array): Likewise.
20708 * ubsan.c (ubsan_expand_objsize_ifn): Likewise.
20710 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
20712 * config/arc/arc.c (arc_preferred_simd_mode): Remove enum keyword.
20713 (arc_save_restore): Likewise.
20714 (arc_dwarf_register_span): Likewise.
20715 (arc_output_pic_addr_const): Initialize suffix variable.
20717 2016-05-02 Martin Liska <mliska@suse.cz>
20719 * symbol-summary.h (function_summary::function_summary):
20720 Remove checking assert for all cgraph nodes.
20721 (function_summary::get): Check summary_uid.
20722 (symtab_insertion): Check summary_uid.
20724 2016-05-02 Claudiu Zissulescu <claziss@synopsys.com>
20726 * config/arc/arc-protos.h (compact_memory_operand_p): Declare.
20727 * config/arc/arc.c (arc_output_commutative_cond_exec): Consider
20728 bmaskn instruction.
20729 (arc_dwarf_register_span): Remove enum keyword.
20730 (compact_memory_operand_p): New function.
20731 * config/arc/arc.h (reg_class): Add code density register classes.
20732 (REG_CLASS_NAMES): Likewise.
20733 (REG_CLASS_CONTENTS): Likewise.
20734 * config/arc/arc.md (*movqi_insn): Add code density instructions.
20735 (*movhi_insn, *movsi_insn, *movsf_insn): Likewise.
20736 (*extendhisi2_i, andsi3_i, cmpsi_cc_insn_mixed): Likewise.
20737 (*cmpsi_cc_c_insn, *movsi_ne): Likewise.
20738 * config/arc/constraints.md (C2p, Uts, Cm1, Cm3, Ucd): New
20740 (h, Rcd, Rsd, Rzd): New register constraints.
20741 (T): Use compact_memory_operand_p function.
20742 * config/arc/predicates.md (compact_load_memory_operand): Remove.
20744 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
20746 * config/sh/sh.md (*negnegt, *movtt): Remove.
20748 2016-05-02 Marek Polacek <polacek@redhat.com>
20749 Tom de Vries <tom@codesourcery.com>
20751 PR tree-optimization/70700
20752 * tree-ssa-structalias.c (dump_pred_graph): Fix getting varinfo for ids
20753 bigger than FIRST_REF_NODE.
20755 2016-05-02 Oleg Endo <olegendo@gcc.gnu.org>
20758 * config/sh/sh.c (sh_option_override): Remove TARGET_CBRANCHDI4,
20760 (prepare_cbranch_operands): Don't use scratch register. Assume that
20761 function is used when pseudos can be created.
20762 (expand_cbranchdi4): Likewise. Remove unused TARGET_CMPEQDI_T paths.
20763 * config/sh/sh.md (cbranchsi4): Allow only when pseudos can be created.
20764 (cbranchdi4, cbranchdi4_i): Simplify to single cbranchdi4
20765 define_expand. Allow it only when pseudos can be created.
20766 * config/sh/sh.opt (mcbranchdi, mcmpeqdi): Delete.
20768 2016-05-01 Uros Bizjak <ubizjak@gmail.com>
20770 * config/i386/constraints.md (BC): Only allow -1 operands.
20771 * config/i386/sse.md (mov<mode>_internal): Add (v,C) alternative.
20772 Add "enabled" attribute. Update XI mode attribute calculation.
20773 * config/i386/i386.md (*movxi_internal_avx512f): Add (v,C) alternative.
20774 (*movoi_internal_avx): Update XI mode attribute calculation.
20775 (*movti_internal): Ditto.
20777 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
20779 * config/sh/sh.md (push, pop, ic_invalidate_line, cstoresi4, cstoredi4,
20780 cstoresf4, cstoredf4, fix_truncsfsi2): Remove constraints.
20782 2016-05-01 Eric Botcazou <ebotcazou@adacore.com>
20784 * config/rs6000/rs6000.c (altivec_expand_lv_builtin): Do not use switch
20785 statement on instruction code. Remove trailing spaces.
20786 (altivec_expand_stv_builtin): Likewise.
20788 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
20790 * config/sh/sh.h (TARGET_SH4): Remove and use default implementation.
20791 (TARGET_FPU_DOUBLE): Simplify.
20792 (BASE_ARG_REG, DOUBLE_TYPE_SIZE, OPTIMIZE_MODE_SWITCHING): Replace
20793 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions with 'TARGET_FPU_DOUBLE'.
20794 * config/sh/sh.c: Replace 'TARGET_SH4 || TARGET_SH2A_DOUBLE' conditions
20795 with 'TARGET_FPU_DOUBLE'.
20796 * config/sh/sh.md: Likewise.
20798 2016-05-01 Yoshinori Sato <ysato@users.sourceforge.jp>
20800 * config/sh/linux.h (SH_DIV_STRATEGY_DEFAULT,
20801 SH_DIV_STR_FOR_SIZE): Remove.
20802 * config/sh/netbsd-elf.h (SH_DIV_STRATEGY_DEFAULT,
20803 SH_DIV_STR_FOR_SIZE): Remove.
20805 2016-05-01 Oleg Endo <olegendo@gcc.gnu.org>
20807 * config/sh/predicates.md (any_register_operand, zero_extend_operand,
20808 logical_reg_operand): Delete.
20809 (arith_operand, arith_reg_dest, arith_or_int_operand, cmpsi_operand,
20810 arith_reg_or_0_operand, arith_reg_or_0_or_1_operand, logical_operand,
20811 logical_and_operand, movsrc_no_disp_mem_operand): Rewrite using
20812 match_operand and match_test.
20813 (sh_const_vec, sh_1el_vec): Remove redundant checks. Declare local
20814 variables on their first use. Return bool values.
20815 * config/sh/sh.h (LOAD_EXTEND_OP): Update comment.
20816 * config/sh/sh.md (andsi3, iorsi3): Use arith_reg_dest for result and
20817 arith_reg_operand for input operand. Remove empty constraints.
20819 (*xorsi3_compact): Rename to xorsi3.
20820 (zero_extend<mode>si2): Use arith_reg_operand for input operand.
20821 (*zero_extend<mode>si2_disp_mem): Update comment.
20824 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
20826 * config/sh/t-sh: Remove SH5 support.
20827 * config.gcc: Likewise.
20828 * configure: Likewise.
20830 2016-04-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
20832 * config/darwin.h (LINK_COMMAND_SPEC_A): Handle -fcilkplus.
20834 2016-04-30 Oleg Endo <olegendo@gcc.gnu.org>
20836 * config/sh/sh.c (register_sh_passes, sh_option_override,
20837 sh_print_operand, prepare_move_operands,
20838 sh_can_follow_jump): Remove TARGET_SH1 checks.
20839 * config/sh/sh.h (TARGET_VARARGS_PRETEND_ARGS, VALID_REGISTER_P,
20840 PROMOTE_MODE): Likewise.
20841 * config/sh/sh.md (adddi3, addsi3, subdi3, subsi3, andsi3,
20844 2016-04-30 Alan Modra <amodra@gmail.com>
20846 * config/rs6000/rs6000.c (rs6000_savres_strategy): Force inline
20847 restoring when fixed_reg_p, but allow out-of-line or stmw save.
20848 Check for user regs later to avoid unnecessary looping over regs.
20849 Merge user reg check with non-saved reg check. Don't force
20850 inline VR restore when static chain used.
20851 (rs6000_frame_related): Omit eh_frame info for user regs when
20853 (fixed_regs_p): Delete.
20855 2016-04-30 Alan Modra <amodra@gmail.com>
20857 * config/rs6000/rs6000.c (SAVRES_MULTIPLE): Replace with..
20858 (SAVE_STRATEGY, REST_STRATEGY): ..this. Renumber and sort enum.
20861 2016-04-30 Alan Modra <amodra@gmail.com>
20864 * config/rs6000/rs6000.c (fixed_reg_p): New function.
20865 (fixed_regs_p): Rename from global_regs_p. Call fixed_reg_p.
20868 2016-04-30 Alan Modra <amodra@gmail.com>
20870 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
20871 Remove redundant PIC_OFFSET_TABLE_REGNUM test. Replace with
20872 flag_pic test for Darwin.
20874 2016-04-30 Alan Modra <amodra@gmail.com>
20876 * regs.h (struct reg_info_t): Delete freq_calls_crossed and
20877 throw_calls_crossed.
20878 (REG_FREQ_CALLS_CROSSED): Delete.
20879 (REG_N_THROWING_CALLS_CROSSED): Delete.
20880 * regstat.c (regstat_bb_compute_ri): Don't calculate
20881 REG_FREQ_CALLS_CROSSED and REG_N_THROWING_CALLS_CROSSED.
20882 (dump_reg_info): Don't print call cross frequency.
20883 * ira.c (combine_and_move_insns): Don't set REG_FREQ_CALLS_CROSSED
20884 and REG_N_THROWING_CALLS_CROSSED.
20886 2016-04-30 Alan Modra <amodra@gmail.com>
20888 * regs.h (struct reg_info_t): Delete live_length.
20889 (REG_LIVE_LENGTH): Delete macro.
20890 * regstat.c (regstat_bb_compute_ri): Delete artificial_uses,
20891 local_live, local_processed and local_live_last_luid params.
20892 Replace bb_index param with bb. Don't set REG_LIVE_LENGTH.
20894 (regstat_compute_ri): Adjust for above. Don't set
20896 (dump_reg_info): Don't print live length.
20897 * ira.c (update_equiv_regs): Replace test of REG_LIVE_LENGTH
20898 with test of setjmp_crosses. Don't set REG_LIVE_LENGTH.
20899 Localize loop_depth var.
20901 2016-04-30 Alan Modra <amodra@gmail.com>
20903 * ira.c (enum valid_equiv): New.
20904 (validate_equiv_mem): Return enum.
20905 (update_equiv_mem): Create replacement in more cases.
20906 (add_store_equivs): Update validate_equiv_mem call.
20908 2016-04-30 Alan Modra <amodra@gmail.com>
20910 * ira.c (combine_and_move_insns): Rather than scanning insns,
20911 use DF infrastucture to find use and def insns.
20913 2016-04-30 Alan Modra <amodra@gmail.com>
20915 ira.c (combine_and_move_insns): Move invariant conditions..
20916 (ira.c): ..to here. Call combine_and_move_insns before
20917 add_store_equivs. Call grow_reg_equivs later. Allocate
20918 req_equiv later using max_reg_num() rather than global max_regno.
20919 (contains_replace_regs): Delete.
20920 (add_store_equivs): Remove contains_replace_regs test.
20922 2016-04-30 Alan Modra <amodra@gmail.com>
20924 * ira.c (struct equiv_mem_data): New.
20925 (equiv_mem, equiv_mem_modified): Delete static vars.
20926 (validate_equiv_mem_from_store): Use "data" param to communicate..
20927 (validate_equiv_mem): ..from here.
20929 2016-04-30 Alan Modra <amodra@gmail.com>
20931 * ira.c (add_store_equivs, combine_and_move_insns): New functions,
20933 (update_reg_equivs): ..here. Move allocation and freeing of
20934 reg_equiv, and calls to grow_reg_equivs, init_alias_analysis,
20935 end_alias_analysis to..
20938 2016-04-30 Alan Modra <amodra@gmail.com>
20940 * ira.c (pdx_subregs): Delete.
20941 (struct equivalence): Add pdx_subregs field.
20942 (set_paradoxical_subreg): Remove pdx_subregs param. Update
20943 pdx_subregs access.
20944 (update_equiv_regs): Don't create or free pdx_subregs. Update
20945 pdx_subregs access.
20947 2016-04-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
20949 * config/rs6000/altivec.h: Change definitions of vec_xl and
20951 * config/rs6000/rs6000-builtin.def (LD_ELEMREV_V2DF): New.
20952 (LD_ELEMREV_V2DI): New.
20953 (LD_ELEMREV_V4SF): New.
20954 (LD_ELEMREV_V4SI): New.
20955 (LD_ELEMREV_V8HI): New.
20956 (LD_ELEMREV_V16QI): New.
20957 (ST_ELEMREV_V2DF): New.
20958 (ST_ELEMREV_V2DI): New.
20959 (ST_ELEMREV_V4SF): New.
20960 (ST_ELEMREV_V4SI): New.
20961 (ST_ELEMREV_V8HI): New.
20962 (ST_ELEMREV_V16QI): New.
20965 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
20966 descriptions for VSX_BUILTIN_VEC_XL and VSX_BUILTIN_VEC_XST.
20967 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Map from
20968 TARGET_P9_VECTOR to RS6000_BTM_P9_VECTOR.
20969 (altivec_expand_builtin): Add handling for
20970 VSX_BUILTIN_ST_ELEMREV_<MODE> and VSX_BUILTIN_LD_ELEMREV_<MODE>.
20971 (rs6000_invalid_builtin): Add error-checking for
20972 RS6000_BTM_P9_VECTOR.
20973 (altivec_init_builtins): Define builtins used to implement vec_xl
20975 (rs6000_builtin_mask_names): Define power9-vector.
20976 * config/rs6000/rs6000.h (MASK_P9_VECTOR): Define.
20977 (RS6000_BTM_P9_VECTOR): Define.
20978 (RS6000_BTM_COMMON): Include RS6000_BTM_P9_VECTOR.
20979 * config/rs6000/vsx.md (vsx_ld_elemrev_v2di): New define_insn.
20980 (vsx_ld_elemrev_v2df): Likewise.
20981 (vsx_ld_elemrev_v4sf): Likewise.
20982 (vsx_ld_elemrev_v4si): Likewise.
20983 (vsx_ld_elemrev_v8hi): Likewise.
20984 (vsx_ld_elemrev_v16qi): Likewise.
20985 (vsx_st_elemrev_v2df): Likewise.
20986 (vsx_st_elemrev_v2di): Likewise.
20987 (vsx_st_elemrev_v4sf): Likewise.
20988 (vsx_st_elemrev_v4si): Likewise.
20989 (vsx_st_elemrev_v8hi): Likewise.
20990 (vsx_st_elemrev_v16qi): Likewise.
20991 * doc/extend.texi: Add prototypes for vec_xl and vec_xst. Correct
20994 2016-04-29 Patrick Palka <ppalka@gcc.gnu.org>
20996 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Split
20998 (simplify_control_stmt_condition_1): ... here. Recurse into
20999 BIT_AND_EXPRs and BIT_IOR_EXPRs.
21001 2016-04-29 David Edelsohn <dje.gcc@gmail.com>
21004 * config/rs6000/rs6000.md (EXTQI): Don't allow extension to HImode.
21005 (zero_extendqi<mode>2_dot): Revert earlier conversion from
21006 define_insn_and_split to define_insn.
21007 (zero_extendqi<mode>2_dot2): Same.
21008 (extendqi<mode>2_dot): Same.
21009 (extendqi<mode>2_dot2): Same.
21011 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
21013 * config/i386/i386.md (unspec): Add UNSPEC_PROBE_STACK.
21014 (probe_stack): New expander.
21015 (probe_stack_<mode>): New insn pattern.
21017 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
21019 * config/i386/i386.md
21020 (operations with memory inputs setting flags peephole2):
21021 Remove uneeded REG_P checks. Cleanup pattern generation.
21023 2016-04-29 Ilya Enkovich <ilya.enkovich@intel.com>
21025 * tree-vect-loop.c (vect_transform_loop): Fix
21026 nb_iterations_upper_bound computation for vectorized loop.
21028 2016-04-29 Marek Polacek <polacek@redhat.com>
21029 Jakub Jelinek <jakub@redhat.com>
21032 * fold-const.c (tree_single_nonzero_warnv_p): For TARGET_EXPR, use
21033 TARGET_EXPR_SLOT as a base.
21035 2016-04-29 Andrew Burgess <andrew.burgess@embecosm.com>
21037 * config/arc/arc.md (*loadqi_update): Replace use of 'rI' constraint
21038 with 'rCm2' constraints to limit possible immediate size.
21039 (*load_zeroextendqisi_update): Likewise.
21040 (*load_signextendqisi_update): Likewise.
21041 (*loadhi_update): Likewise.
21042 (*load_zeroextendhisi_update): Likewise.
21043 (*load_signextendhisi_update): Likewise.
21044 (*loadsi_update): Likewise.
21045 (*loadsf_update): Likewise.
21047 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
21049 * config/i386/predicates.md (constm1_operand): Fix comparison.
21051 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
21053 * testsuite/gcc.target/arc/ieee_eq.c: New test.
21055 2016-04-29 Oleg Endo <olegendo@gcc.gnu.org>
21057 * common/config/sh/sh-common.c (sh_option_optimization_table): Remove
21058 remaining SH5 related settings.
21059 * config/sh/sh-protos.h (shmedia_cleanup_truncate,
21060 shmedia_prepare_call_address): Delete.
21061 * config/sh/sh.c (sh_print_operand, output_stack_adjust,
21062 DWARF_CIE_DATA_ALIGNMENT, LOCAL_ALIGNMENT): Update comments.
21063 * config/sh/sh.h (SUBTARGET_ASM_RELAX_SPEC,
21064 UNSUPPORTED_SH2A): Remove m5 checks.
21065 (sh_divide_strategy_e): Remove SH5 division strategies.
21066 (TARGET_PTRMEMFUNC_VBIT_LOCATION): Remove and use default.
21067 * config/sh/sh.md (divsf3): Reinstate define_expand pattern.
21069 2016-04-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
21071 * config/s390/s390.c (s390_rtx_costs): Update documentation.
21073 2016-04-29 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
21075 * config/s390/2964.md ("z13_unit_fxu", "z13_0"): Remove lder.
21076 * config/s390/s390.md ("movsi_larl", "*movsi_esa", "mov<mode>"):
21077 Change lder to ldr.
21078 * config/s390/vector.md ("mov<mode>"): Likewise.
21080 2016-04-29 Ulrich Weigand <uweigand@de.ibm.com>
21082 * config/s390/constraints.md ("U", "W"): Invoke
21083 s390_mem_constraint with "ZR" and "ZT".
21084 * config/s390/s390.c (s390_check_qrst_address): Reject invalid
21085 addresses when using LRA. Accept also short displacements for S
21086 and T constraints. Do not check for long displacement target for
21087 S and T constraints.
21088 (s390_mem_constraint): Remove handling of U and W constraints.
21089 * config/s390/s390.md (various patterns): Remove the short
21090 displacement constraints (Q and R) if a long displacement
21091 constraint is present. Add longdisp as required CPU capability.
21092 * config/s390/vector.md: Likewise.
21093 * config/s390/vx-builtins.md: Likewise.
21095 2016-04-29 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
21098 * reload1.c (reload): Call finish_spills before
21099 restarting reload loop. Skip select_reload_regs
21100 if update_eliminables_and_spill returns true.
21102 2016-04-29 Claudiu Zissulescu <claziss@synopsys.com>
21104 * config/arc/arc.h (UNSIGNED_INT12, UNSIGNED_INT16): Define.
21105 * config/arc/arc.md (umulhisi3): Use arc_short_operand predicate.
21106 (umulhisi3_imm): Update predicates and constraint letters.
21107 (umulhisi3_reg): Declare instruction as commutative.
21108 * config/arc/constraints.md (J12, J16): New constraints.
21109 * config/arc/predicates.md (short_unsigned_const_operand): New
21111 (arc_short_operand): Likewise.
21112 * testsuite/gcc.target/arc/umulsihi3_z.c: New file.
21114 2016-04-29 Richard Biener <rguenther@suse.de>
21116 PR tree-optimization/13962
21117 PR tree-optimization/65686
21118 * tree-ssa-alias.h (ptrs_compare_unequal): Declare.
21119 * tree-ssa-alias.c (ptrs_compare_unequal): New function
21120 using PTA to compare pointers.
21121 * match.pd: Add pattern for pointer equality compare simplification
21122 using ptrs_compare_unequal.
21124 2016-04-29 Richard Biener <rguenther@suse.de>
21126 * stor-layout.c (layout_type): Do not build a pointer-to-element
21129 2016-04-29 Uros Bizjak <ubizjak@gmail.com>
21131 * config/i386/i386.md (Load+RegOp to Mov+MemOp peephole2):
21132 Use SWI mode iterator. Use general_reg_operand predicate.
21133 (Load+RegOp to Mov+MemOp peephole2 with vector regs): Split
21134 peephole to MMX and SSE part. Use mmx_reg_operand and sse_reg_operand
21137 2016-04-29 Jakub Jelinek <jakub@redhat.com>
21139 PR middle-end/70843
21140 * fold-const.c (operand_equal_p): Don't verify hash value equality
21142 * tree.c (inchash::add_expr): Handle STATEMENT_LIST. Ignore BLOCK
21145 2016-04-28 Jakub Jelinek <jakub@redhat.com>
21148 * config/i386/i386.c (bdesc_special_args): Add | OPTION_MASK_ISA_64BIT
21149 to __builtin_ia32_lwpval64 and __builtin_ia32_lwpins64.
21150 (bdesc_args): Add | OPTION_MASK_ISA_64BIT to __builtin_ia32_bextr_u64,
21151 __builtin_ia32_bextri_u64, __builtin_ia32_bzhi_di,
21152 __builtin_ia32_pdep_di and __builtin_ia32_pext_di.
21154 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
21156 * config/rs6000/rs6000.c (compute_save_world_info): Rename info_ptr
21157 to info. Don't initialize separate fields to 0. Clean up
21160 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
21162 * config/i386/i386.md (peephole2s for operations with memory inputs):
21163 Use SWI mode iterator.
21164 (peephole2s for operations with memory outputs): Ditto.
21165 Do not check for stack checking probe.
21167 (probe_stack): Remove expander.
21169 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
21170 Andrew Burgess <andrew.burgess@embecosm.com>
21172 * config/arc/arc.c (arc_print_operand): Print integer 'H' / 'L'
21173 operands as 32-bits.
21175 2016-04-28 Jason Merrill <jason@redhat.com>
21177 * gdbinit.in: Skip line-map.h.
21179 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
21180 Andrew Burgess <andrew.burgess@embecosm.com>
21182 * config/arc/arc.c (arc_conditional_register_usage): Take
21183 TARGET_RRQ_CLASS into account.
21184 (arc_print_operand): Support printing 'p' and 's' operands.
21185 * config/arc/arc.h (TARGET_NPS_BITOPS_DEFAULT): Provide default
21187 (TARGET_RRQ_CLASS): Define.
21188 (IS_POWEROF2_OR_0_P): Define.
21189 * config/arc/arc.md (*movsi_insn): Add w/Clo, w/Chi, and w/Cbi
21191 (*tst_movb): New define_insn.
21192 (*tst): Avoid recognition if it could prevent '*tst_movb'
21193 combination; replace c/CnL with c/Chs alternative.
21194 (*tst_bitfield_tst): New define_insn.
21195 (*tst_bitfield_asr): New define_insn.
21196 (*tst_bitfield): New define_insn.
21197 (andsi3_i): Add Rrq variant.
21198 (extzv): New define_expand.
21199 (insv): New define_expand.
21200 (*insv_i): New define_insn.
21201 (*movb): New define_insn.
21202 (*movb_signed): New define_insn.
21203 (*movb_high): New define_insn.
21204 (*movb_high_signed): New define_insn.
21205 (*movb_high_signed + 1): New define_split pattern.
21206 (*mrgb): New define_insn.
21207 (*mrgb + 1): New define_peephole2 pattern.
21208 (*mrgb + 2): New define_peephole2 pattern.
21209 * config/arc/arc.opt (mbitops): New option for nps400, uses
21210 TARGET_NPS_BITOPS_DEFAULT.
21211 * config/arc/constraints.md (q): Make register class conditional.
21212 (Rrq): New register constraint.
21213 (Chs): New constraint.
21214 (Clo): New constraint.
21215 (Chi): New constraint.
21216 (Cbf): New constraint.
21217 (Cbn): New constraint.
21218 (C18): New constraint.
21219 (Cbi): New constraint.
21221 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
21223 * cfganal.c (bitmap_intersection_of_succs): Delete assert checking
21225 (bitmap_intersection_of_preds): Ditto.
21226 (bitmap_union_of_succs): Ditto.
21227 (bitmap_union_of_preds): Ditto.
21228 * sbitmap.c (do_popcount): Delete.
21229 (BITMAP_DEBUGGING): Delete.
21230 (sbitmap_verify_popcount): Delete.
21231 (sbitmap_alloc): Don't initialize the popcount field.
21232 (sbitmap_alloc_with_popcount): Delete.
21233 (sbitmap_resize): Don't resize the popcount array.
21234 (sbitmap_vector_alloc): Don't initialize the popcount field.
21235 (bitmap_copy): Don't copy the popcount array.
21236 (bitmap_clear): Don't clear the popcount array.
21237 (bitmap_clear): Delete the popcount array handling.
21238 (bitmap_ior_and_compl): Delete the popcount assert.
21239 (bitmap_not): Ditto.
21240 (bitmap_and_compl): Ditto.
21241 (bitmap_and): Delete the popcount array handling.
21242 (bitmap_xor): Ditto.
21243 (bitmap_ior): Ditto.
21244 (bitmap_or_and): Delete the popcount assert.
21245 (bitmap_and_or): Ditto.
21246 (popcount_table): Delete.
21247 (sbitmap_elt_popcount): Delete.
21248 * sbitmap.h (simple_bitmap_def): Delete the popcount field.
21249 (bitmap_set_bit): Delete the popcount assert.
21250 (bitmap_clear_bit): Ditto.
21251 (sbitmap_free): Don't free the popcount array.
21252 (sbitmap_alloc_with_popcount): Delete declaration.
21253 (sbitmap_popcount): Ditto.
21255 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
21256 Andrew Burgess <andrew.burgess@embecosm.com>
21258 * config/arc/arc.h (SYMBOL_FLAG_CMEM): Define.
21259 (TARGET_NPS_CMEM_DEFAULT): Provide default definition.
21260 * config/arc/arc.c (arc_address_cost): Return 0 for cmem_address.
21261 (arc_encode_section_info): Set SYMBOL_FLAG_CMEM where indicated.
21262 * config/arc/arc.opt (mcmem): New option.
21263 * config/arc/arc.md (*extendqihi2_i): Add r/Uex alternative,
21264 supply length for r/m alternative.
21265 (*extendqisi2_ac): Likewise.
21266 (*extendhisi2_i): Add r/Uex alternative, supply length for r/m and
21268 (movqi_insn): Add r/Ucm and Ucm/?Rac alternatives.
21269 (movhi_insn): Likewise.
21270 (movsi_insn): Add r/Ucm,Ucm/w alternatives.
21271 (*zero_extendqihi2_i): Add r/Ucm alternative.
21272 (*zero_extendqisi2_ac): Likewise.
21273 (*zero_extendhisi2_i): Likewise.
21274 * config/arc/constraints.md (Uex): New memory constraint.
21275 (Ucm): New define_constraint.
21276 * config/arc/predicates.md (long_immediate_loadstore_operand):
21277 Return 0 for MEM with cmem_address address.
21278 (cmem_address_0): New predicates.
21279 (cmem_address_1): Likewise.
21280 (cmem_address_2): Likewise.
21281 (cmem_address): Likewise.
21283 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
21285 * config/rs6000/rs6000.c (machine_function): Rename
21286 insn_chain_scanned_p to spe_insn_chain_scanned_p.
21287 (rs6000_stack_info): Adjust.
21289 2016-04-28 Joern Rennecke <joern.rennecke@embecosm.com>
21290 Andrew Burgess <andrew.burgess@embecosm.com>
21292 * config/arc/constraints.md (Usd): Convert to define_constraint.
21296 2016-04-28 Jakub Jelinek <jakub@redhat.com>
21299 * config/i386/sync.md (define_peephole2 *atomic_fetch_add_cmp<mode>):
21300 Add new peephole2 where the first insn is *mov<mode>_or instead of
21301 *mov<mode>_internal.
21303 2016-04-28 Segher Boesssenkool <segher@kernel.crashing.org>
21305 * tracer.c (bb_seen): Make static.
21307 2016-04-28 Andrew Burgess <andrew.burgess@embecosm.com>
21309 * common/config/arc/arc-common.c (arc_handle_option): Add NPS400
21310 support, setup defaults.
21311 * config/arc/arc-opts.h (enum processor_type): Add NPS400.
21312 * config/arc/arc.c (arc_init): Add NPS400 support.
21313 * config/arc/arc.h (CPP_SPEC): Add NPS400 defines.
21314 (TARGET_ARC700): NPS400 is also an ARC700.
21315 * config/arc/arc.opt: Add NPS400 options to -mcpu=.
21317 2016-04-28 Segher Boessenkool <segher@kernel.crashing.org>
21320 * config/nds32/nds32.md (casesi): Don't access the operands array
21323 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
21325 * config/i386/i386.md (zeroing peephole2): Use general_reg_operand.
21326 (or $-1,reg peephole2): Ditto.
21327 (strict_low_part zeroing peephole2): Use SWI12 mode iterator.
21329 2016-04-28 Markus Trippelsdorf <markus@trippelsdorf.de>
21331 * doc/extend.texi (Common Function Attributes) [optimize]:
21332 Discourage use of the optimize attribute.
21334 2016-04-28 Bill Seurer <seurer@linux.vnet.ibm.com>
21336 * config/rs6000/rs6000-builtin.def (vec_adde): Change vec_adde to a
21337 special case builtin.
21338 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Remove
21339 ALTIVEC_BUILTIN_VEC_ADDE.
21340 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
21341 support for ALTIVEC_BUILTIN_VEC_ADDE.
21342 * config/rs6000/rs6000.c (altivec_init_builtins): Add definition
21343 for __builtin_vec_adde.
21345 2016-04-28 Jakub Jelinek <jakub@redhat.com>
21347 * config/i386/i386.md (sse4_1_round<mode>2): Add avx512f alternative.
21348 * config/i386/sse.md (sse4_1_round<ssescalarmodesuffix>): Likewise.
21350 2016-04-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21353 * doc/sourcebuild.texi (Effective-Target Keywords, Other
21354 attributes): Document cilkplus_runtime.
21356 2016-04-28 Martin Jambor <mjambor@suse.cz>
21358 * tree-cfg.c (verify_expr): Verify that local declarations belong to
21359 this function. Call verify_expr on MEM_REFs and bases of other
21360 handled_components.
21362 2016-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21364 * internal-fn.c (expand_arith_overflow): Convert preprocessor check
21365 for WORD_REGISTER_OPERATIONS to runtime check.
21367 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
21369 * config/arc/arc.h (ASM_SPEC): Pass mfpuda to assembler.
21371 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
21373 * config/arc/arc.c (arc_process_double_reg_moves): Fix for
21374 big-endian compilation.
21375 * config/arc/arc.md (addf3): Likewise.
21376 (subdf3): Likewise.
21377 (muldf3): Likewise.
21379 2016-04-28 Richard Biener <rguenther@suse.de>
21381 PR tree-optimization/70840
21382 * match.pd: powi(-x, y) and powi(|x|,y) -> powi(x,y) if y is even;
21383 Fix pow(copysign(x, y), z) -> pow(x, z) and add powi variant;
21384 Mark x * pow(x,c) -> pow(x,c+1) commutative.
21385 Add powi(x,y) * powi(z,y) -> powi(x*z,y).
21387 2015-04-28 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21389 * config/aarch64/aarch64.h (WORD_REGISTER_OPERATIONS): Define to 0
21390 and explain why in a comment.
21392 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
21394 * config/arc/arc.md (cpu_facility): Add fpx variant.
21395 (subdf3): Prohibit use reverse sub when assist operations option
21397 * config/arc/fpx.md (subdf3_insn, *dsubh_peep2_insn): Allow drsub
21398 instructions only when FPX is enabled.
21399 * testsuite/gcc.target/arc/trsub.c: New test.
21401 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
21403 * config/i386/i386.md (*fop_<mode>_1_mixed): Do not check for
21404 mult_operator when calculating "type" attribute.
21405 (*fop_<mode>_1_i387): Ditto.
21406 (*fop_xf_1_i387): Ditto.
21407 (x87 stack loads peephole2): Add "reg = op (mem, reg)" peephole2.
21408 Use std::swap to swap operands. Use RTL expressions to generate
21411 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
21412 Joern Rennecke <joern.rennecke@embecosm.com>
21414 * config/arc/arc-protos.h (arc_legitimize_pic_address): Remove
21416 (emit_pic_move): Remove.
21417 (arc_eh_uses, insn_is_tls_gd_dispatch): Declare.
21418 * config/arc/arc.c (emit_pic_move): Removed.
21419 (TARGET_HAVE_TLS): Define.
21420 (arc_conditional_register_usage): Test for arc_tp_regno.
21421 (arc_print_operand, arc_print_operand_address): Handle TLS
21423 (arc_needs_pcl_p): New function.
21424 (arc_legitimate_pc_offset_p): Use arc_needs_pcl_p.
21425 (arc_legitimate_pic_addr_p): Handle TLS unspecs.
21426 (arc_raw_symbolic_reference_mentioned_p): Likewise.
21427 (arc_get_tp, arc_emit_call_tls_get_addr): New function.
21428 (arc_legitimize_tls_address): Likewise.
21429 (DTPOFF_ZERO_SYM): Define.
21430 (arc_legitimize_pic_address): Make it static, handle TLS cases.
21431 (arc_output_pic_addr_const): Print TLS unspecs.
21432 (prepare_pic_move): New function, replaces emit_pic_move.
21433 (arc_legitimate_constant_p): Handle TLS unspecs.
21434 (arc_legitimate_address_p): Likewise.
21435 (arc_rewrite_small_data_p): Use assert for TLS constants.
21436 (prepare_move_operands): Use prepare_pic_move.
21437 (arc_legitimize_address): Legitimize tls addresses.
21438 (arc_epilogue_uses): Check for arc_tp_regno.
21439 (arc_eh_uses, insn_is_tls_gd_dispatch): New function.
21440 * config/arc/arc.h [DEFAULT_LIBC != LIBC_UCLIBC] (EXTRA_SPECS):
21442 [DEFAULT_LIBC != LIBC_UCLIBC] (ARC_TLS_EXTRA_START_SPEC):
21444 [DEFAULT_LIBC != LIBC_UCLIBC] (STARTFILE_SPEC): Add
21445 %(arc_tls_extra_start_spec).
21446 (TARGET_CPU_CPP_BUILTINS): Define __ARC_TLS_REGNO__.
21447 (REGNO_OK_FOR_BASE_P): Check for arc_tp_regno.
21449 (INSN_REFERENCES_ARE_DELAYED): Use insn_is_tls_gd_dispatch.
21450 * config/arc/arc.md (UNSPEC_TLS_GD, UNSPEC_TLS_LD, UNSPEC_TLS_IE)
21451 (UNSPEC_TLS_OFF): Add.
21453 (tls_load_tp_soft, tls_gd_load, tls_gd_get_addr, tls_gd_dispatch)
21454 (get_thread_pointersi): New patterns.
21455 * config/arc/arc.opt (mtp-regno): New option.
21456 * config/arc/predicates.md (move_src_operand): Handle TLS symbols.
21457 (move_dest_operand): Likewise.
21458 * configure: Regenerate.
21459 * configure.ac: Add arc*-*-* case to test for tls.
21460 * doc/invoke.texi (ARC options): Document mtp-regno.
21462 2016-04-28 Claudiu Zissulescu <claziss@synopsys.com>
21464 * config/arc/arc.c (arc_vector_mode_supported_p): Add support for
21465 the new ARC HS SIMD instructions.
21466 (arc_preferred_simd_mode): New function.
21467 (arc_autovectorize_vector_sizes): Likewise.
21468 (TARGET_VECTORIZE_PREFERRED_SIMD_MODE)
21469 (TARGET_VECTORIZE_AUTOVECTORIZE_VECTOR_SIZES): Define.
21470 (arc_init_reg_tables): Accept new ARC HS SIMD modes.
21471 (arc_init_builtins): Add new SIMD builtin types.
21472 (arc_split_move): Handle 64 bit vector moves.
21473 * config/arc/arc.h (TARGET_PLUS_DMPY, TARGET_PLUS_MACD)
21474 (TARGET_PLUS_QMACW): Define.
21475 * config/arc/builtins.def (QMACH, QMACHU, QMPYH, QMPYHU, DMACH)
21476 (DMACHU, DMPYH, DMPYHU, DMACWH, DMACWHU, VMAC2H, VMAC2HU, VMPY2H)
21477 (VMPY2HU, VADDSUB2H, VSUBADD2H, VADDSUB, VSUBADD, VADDSUB4H)
21478 (VSUBADD4H): New builtins.
21479 * config/arc/simdext.md: Add new ARC HS SIMD instructions.
21480 * testsuite/gcc.target/arc/builtin_simdarc.c: New file.
21482 2016-04-28 Eduard Sanou <dhole@openmailbox.org>
21483 Matthias Klose <doko@debian.org>
21485 * doc/cppenv.texi: Document SOURCE_DATE_EPOCH environment variable.
21487 2016-04-28 Richard Biener <rguenther@suse.de>
21489 PR middle-end/70777
21490 * fold-const.c (fold_binary_loc): Remove x*x to pow(x,2.0)
21493 2016-04-28 Oleg Endo <olegendo@gcc.gnu.org>
21495 * common/config/sh/sh-common.c: Remove SH5 support.
21496 * config/sh/constraints.md: Likewise.
21497 * config/sh/config/sh/elf.h: Likewise.
21498 * config/sh/linux.h: Likewise.
21499 * config/sh/netbsd-elf.h: Likewise.
21500 * config/sh/predicates.md: Likewise.
21501 * config/sh/sh-c.c: Likewise.
21502 * config/sh/sh-protos.h: Likewise.
21503 * config/sh/sh.c: Likewise.
21504 * config/sh/sh.h: Likewise.
21505 * config/sh/sh.md: Likewise.
21506 * config/sh/sh.opt: Likewise.
21507 * config/sh/sync.md: Likewise.
21508 * config/sh/sh64.h: Delete.
21509 * config/sh/shmedia.h: Likewise.
21510 * config/sh/shmedia.md: Likewise.
21511 * config/sh/sshmedia.h: Likewise.
21512 * config/sh/t-netbsd-sh5-64: Likewise.
21513 * config/sh/t-sh64: Likewise.
21514 * config/sh/ushmedia.h: Likewise.
21516 2016-04-28 Uros Bizjak <ubizjak@gmail.com>
21518 * config/i386/i386.md (sign_extend to memory peephole2s): Use
21519 general_reg_operand instead of register_operand predicate.
21521 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
21523 * params.def (MIN_PARTITION_SIZE): Set default value to 10000.
21525 2016-04-27 Marc Glisse <marc.glisse@inria.fr>
21527 * match.pd (A - B > A, A + B < A): New transformations.
21529 2016-04-27 Patrick Palka <ppalka@gcc.gnu.org>
21531 * genattrtab.c (write_test_expr): New parameter EMIT_PARENS
21532 which defaults to true. Emit an outer pair of parentheses only if
21533 EMIT_PARENS. When continuing a chain of && or || (or & or |),
21534 don't emit parentheses for the right-hand operand.
21536 2016-04-27 Jeff Law <law@redhat.com>
21538 * tree-ssa-dom.c (record_temporary_equivalences): Fix typo in comment.
21540 2016-04-27 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21542 * config/rs6000/altivec.md (altivec_lvx_<mode>): Remove.
21543 (altivec_lvx_<mode>_internal): Document.
21544 (altivec_lvx_<mode>_2op): New define_insn.
21545 (altivec_lvx_<mode>_1op): Likewise.
21546 (altivec_lvx_<mode>_2op_si): Likewise.
21547 (altivec_lvx_<mode>_1op_si): Likewise.
21548 (altivec_stvx_<mode>): Remove.
21549 (altivec_stvx_<mode>_internal): Document.
21550 (altivec_stvx_<mode>_2op): New define_insn.
21551 (altivec_stvx_<mode>_1op): Likewise.
21552 (altivec_stvx_<mode>_2op_si): Likewise.
21553 (altivec_stvx_<mode>_1op_si): Likewise.
21554 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
21555 Expand vec_ld and vec_st during parsing.
21556 * config/rs6000/rs6000.c (altivec_expand_lvx_be): Commentary
21558 (altivec_expand_stvx_be): Likewise.
21559 (altivec_expand_lv_builtin): Expand lvx built-ins to expose the
21560 address-masking behavior in RTL.
21561 (altivec_expand_stv_builtin): Expand stvx built-ins to expose the
21562 address-masking behavior in RTL.
21563 (altivec_expand_builtin): Change builtin code arguments for calls
21564 to altivec_expand_stv_builtin and altivec_expand_lv_builtin.
21565 (insn_is_swappable_p): Avoid incorrect swap optimization in the
21566 presence of lvx/stvx patterns.
21567 (alignment_with_canonical_addr): New function.
21568 (alignment_mask): Likewise.
21569 (find_alignment_op): Likewise.
21570 (recombine_lvx_pattern): Likewise.
21571 (recombine_stvx_pattern): Likewise.
21572 (recombine_lvx_stvx_patterns): Likewise.
21573 (rs6000_analyze_swaps): Perform a pre-pass to recognize lvx and
21574 stvx patterns from expand.
21575 * config/rs6000/vector.md (vector_altivec_load_<mode>): Use new
21577 (vector_altivec_store_<mode>): Likewise.
21579 2016-04-26 Evandro Menezes <e.menezes@samsung.com>
21581 * config/aarch64/aarch64.md
21582 (*movhf_aarch64): Add "movi %0, #0" to zero up register and
21583 remove the "fp" attributes.
21584 (*movsf_aarch64): Add "movi %0, #0" to zero up register and
21585 add the "simd" attributes.
21586 (*movdf_aarch64): Likewise.
21587 (*movtf_aarch64): Remove the "fp" attributes.
21588 * testsuite/gcc.target/aarch64/fmovf-zero-reg.c: Update accordingly.
21589 * testsuite/gcc.target/aarch64/fmovd-zero-reg.c: Likewise.
21591 2016-04-27 David Malcolm <dmalcolm@redhat.com>
21593 * emit-rtl.c (maybe_set_first_label_num): Strengthen param from
21594 rtx to rtx_code_label *.
21595 * rtl.h (maybe_set_first_label_num): Likewise.
21597 2016-04-27 David Malcolm <dmalcolm@redhat.com>
21599 * df-core.c (df_add_problem): Make the problem param be const.
21600 (df_remove_problem): Make local "problem" be const.
21601 * df-problems.c (problem_RD): Make const.
21602 (problem_LR): Likewise.
21603 (problem_LIVE): Likewise.
21604 (problem_MIR): Likewise.
21605 (problem_CHAIN): Likewise.
21606 (problem_WORD_LR): Likewise.
21607 (problem_NOTE): Likewise.
21608 (problem_MD): Likewise.
21609 * df-scan.c (problem_SCAN): Likewise.
21610 * df.h (struct df_problem): Make field "dependent_problem" be
21612 (struct dataflow): Likewise for field "problem".
21613 (df_add_problem): Make param const.
21615 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
21617 * config/i386/i386.c (ix86_spill_class): Enable for TARGET_SSE2 when
21618 inter-unit moves to/from vector registers are enabled. Do not disable
21621 2016-04-27 David Malcolm <dmalcolm@redhat.com>
21623 * df.h (DF_SCAN, DF_LR, DF_LIVE, DF_RD, DF_CHAIN, DF_WORD_LR,
21624 DF_NOTE, DF_MD, DF_MIR, DF_LAST_PROBLEM_PLUS1): Convert from
21626 (enum df_problem_id): ...this new enum.
21627 (struct df_problem): Convert field "id" from "int" to
21628 enum df_problem_id.
21630 2016-04-27 David Malcolm <dmalcolm@redhat.com>
21632 * rtl.def: Update comment for "things in the instruction chain" to
21633 reflect the removal of the leading "i" field for INSN_UID in
21634 r210360. Fix bogus apostrophe.
21636 2016-04-27 Uros Bizjak <ubizjak@gmail.com>
21638 * config/i386/i386.md
21639 (lea arith with mem operand + setcc peephole2): Set operator mode.
21641 2016-04-27 H.J. Lu <hongjiu.lu@intel.com>
21644 * config/i386/i386.c (scalar_to_vector_candidate_p): Renamed to ...
21645 (dimode_scalar_to_vector_candidate_p): This.
21646 (timode_scalar_to_vector_candidate_p): New function.
21647 (scalar_to_vector_candidate_p): Likewise.
21648 (timode_check_non_convertible_regs): Likewise.
21649 (timode_remove_non_convertible_regs): Likewise.
21650 (remove_non_convertible_regs): Likewise.
21651 (remove_non_convertible_regs): Renamed to ...
21652 (dimode_remove_non_convertible_regs): This.
21653 (scalar_chain::~scalar_chain): Make it virtual.
21654 (scalar_chain::compute_convert_gain): Make it pure virtual.
21655 (scalar_chain::mark_dual_mode_def): Likewise.
21656 (scalar_chain::convert_insn): Likewise.
21657 (scalar_chain::convert_registers): Likewise.
21658 (scalar_chain::add_to_queue): Make it protected.
21659 (scalar_chain::emit_conversion_insns): Likewise.
21660 (scalar_chain::replace_with_subreg): Likewise.
21661 (scalar_chain::replace_with_subreg_in_insn): Likewise.
21662 (scalar_chain::convert_op): Likewise.
21663 (scalar_chain::convert_reg): Likewise.
21664 (scalar_chain::make_vector_copies): Likewise.
21665 (scalar_chain::convert_registers): New pure virtual function.
21666 (class dimode_scalar_chain): New class.
21667 (class timode_scalar_chain): Likewise.
21668 (scalar_chain::mark_dual_mode_def): Renamed to ...
21669 (dimode_scalar_chain::mark_dual_mode_def): This.
21670 (timode_scalar_chain::mark_dual_mode_def): New function.
21671 (timode_scalar_chain::convert_insn): Likewise.
21672 (dimode_scalar_chain::convert_registers): Likewise.
21673 (scalar_chain::compute_convert_gain): Renamed to ...
21674 (dimode_scalar_chain::compute_convert_gain): This.
21675 (scalar_chain::replace_with_subreg): Renamed to ...
21676 (dimode_scalar_chain::replace_with_subreg): This.
21677 (scalar_chain::replace_with_subreg_in_insn): Renamed to ...
21678 (dimode_scalar_chain::replace_with_subreg_in_insn): This.
21679 (scalar_chain::make_vector_copies): Renamed to ...
21680 (dimode_scalar_chain::make_vector_copies): This.
21681 (scalar_chain::convert_reg): Renamed to ...
21682 (dimode_scalar_chain::convert_reg ): This.
21683 (scalar_chain::convert_op): Renamed to ...
21684 (dimode_scalar_chain::convert_op): This.
21685 (scalar_chain::convert_insn): Renamed to ...
21686 (dimode_scalar_chain::convert_insn): This.
21687 (scalar_chain::convert): Call convert_registers.
21688 (convert_scalars_to_vector): Change to scalar_chain pointer to
21689 use timode_scalar_chain in 64-bit mode and dimode_scalar_chain
21690 in 32-bit mode. Delete scalar_chain pointer. Call
21691 free_dominance_info in 64-bit mode.
21692 (pass_stv::gate): Remove TARGET_64BIT check.
21693 (ix86_option_override): Put the 64-bit STV pass before the CSE
21696 2016-04-27 Pierre-Marie de Rodat <derodat@adacore.com>
21698 * dwarf2out.h (struct dw_loc_descr_node): Remove the
21699 dw_loc_frame_offset field.
21700 * dwarf2out.c (new_loc_descr): Likewise.
21701 (resolve_args_picking_1): Turn the VISITED hash set into a
21702 FRAME_OFFSET hash map. Use it to associate a frame offset to
21703 visited nodes. Remove uses of the CHECKING_P macro.
21704 (resolve_args_picking): Update call to resolve_args_picking_1.
21706 2016-04-27 Martin Liska <mliska@suse.cz>
21708 * tree-ssa-loop-ivopts.c (iv_ca_dump): Fix level of indentation.
21709 (free_loop_data): Release vuses of groups.
21711 2016-04-27 Bin Cheng <bin.cheng@arm.com>
21713 * tree-ssa-loop-ivopts.c (struct iv): Use pointer to struct iv_use
21714 instead of redundant use_id and boolean have_use_for.
21715 (struct iv_use): Change sub_id into group_id. Remove field next.
21716 Move fields: related_cands, n_map_members, cost_map and selected
21718 (struct iv_group): ... here. New structure.
21719 (struct iv_common_cand): Use structure declaration directly.
21720 (struct ivopts_data, iv_ca, iv_ca_delta): Rename fields.
21721 (MAX_CONSIDERED_USES): Rename macro to ...
21722 (MAX_CONSIDERED_GROUPS): ... here.
21723 (n_iv_uses, iv_use, n_iv_cands, iv_cand): Delete.
21724 (dump_iv, dump_use, dump_cand): Refactor format of dump information.
21725 (dump_uses): Rename to ...
21726 (dump_groups): ... here. Update all uses.
21727 (tree_ssa_iv_optimize_init, alloc_iv): Update all uses.
21728 (find_induction_variables): Refactor format of dump information.
21729 (record_sub_use): Delete.
21730 (record_use): Update all uses.
21731 (record_group): New function.
21732 (record_group_use, find_interesting_uses_op): Call above functions.
21734 (find_interesting_uses_cond): Ditto.
21735 (group_compare_offset): New function.
21736 (split_all_small_groups): Rename to ...
21737 (split_small_address_groups_p): ... here. Update all uses.
21738 (split_address_groups): Update all uses.
21739 (find_interesting_uses): Refactor format of dump information.
21740 (add_candidate_1): Update all uses. Remove redundant check on iv,
21742 (add_candidate, record_common_cand): Remove redundant assert.
21743 (add_iv_candidate_for_biv): Update use.
21744 (add_iv_candidate_derived_from_uses): Update all uses.
21745 (add_iv_candidate_for_groups, record_important_candidates): Ditto.
21746 (alloc_use_cost_map): Ditto.
21747 (set_use_iv_cost, get_use_iv_cost): Rename to ...
21748 (set_group_iv_cost, get_group_iv_cost): ... here. Update all uses.
21749 (determine_use_iv_cost_generic): Ditto.
21750 (determine_group_iv_cost_generic): Ditto.
21751 (determine_use_iv_cost_address): Ditto.
21752 (determine_group_iv_cost_address): Ditto.
21753 (determine_use_iv_cost_condition): Ditto.
21754 (determine_group_iv_cost_cond): Ditto.
21755 (determine_use_iv_cost): Ditto.
21756 (determine_group_iv_cost): Ditto.
21757 (set_autoinc_for_original_candidates): Update all uses.
21758 (find_iv_candidates): Update all uses. Refactor dump information.
21759 (determine_use_iv_costs): Ditto.
21760 (determine_iv_costs): Ditto.
21761 (iv_ca_cand_for_use): Rename to ...
21762 (iv_ca_cand_for_group): ... here. Update all uses.
21763 (iv_ca_add_use, iv_ca_add_group): Ditto.
21764 (iv_ca_set_cp, iv_ca_cost, iv_ca_delta_add): Update all uses.
21765 (iv_ca_delta_join, iv_ca_delta_reverse, iv_ca_delta_free): Ditto.
21766 (iv_ca_new, iv_ca_dump, iv_ca_extend, iv_ca_narrow): Ditto.
21767 (iv_ca_prune, cheaper_cost_with_cand, iv_ca_replace): Ditto.
21768 (try_add_cand_for, try_improve_iv_set, find_optimal_iv_set): Ditto.
21769 (create_new_iv, adjust_iv_update_pos): Ditto.
21770 (rewrite_use_address): Delete.
21771 (rewrite_use_address_1): Rename to ...
21772 (rewrite_use_address): ... here.
21773 (rewrite_use_compare): Update all uses.
21774 (rewrite_use): Delete.
21775 (rewrite_uses): Rename to ...
21776 (rewrite_groups): ... here. Update all uses.
21777 (remove_unused_ivs, free_loop_data): Update all uses.
21778 (tree_ssa_iv_optimize_finalize, tree_ssa_iv_optimize_loop): Ditto.
21780 2016-04-27 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
21782 * rtlanal.c (nonzero_bits1): Convert preprocessor check
21783 for WORD_REGISTER_OPERATIONS to runtime check.
21785 2016-04-27 Richard Biener <rguenther@suse.de>
21788 * tree-ssa-structalias.c (find_func_aliases_for_call): Use
21789 aggregate_value_p to determine if a function result is
21790 returned by reference.
21791 (ipa_pta_execute): Functions having their address taken are
21792 not automatically nonlocal.
21794 2016-04-27 Jakub Jelinek <jakub@redhat.com>
21797 * tree-core.h (enum operand_equal_flag): Add OEP_NO_HASH_CHECK.
21798 * fold-const.c (operand_equal_p): If flag_checking and
21799 OEP_NO_HASH_CHECK is not set in flag, recurse with OEP_NO_HASH_CHECK
21800 and if it returns non-zero, assert iterative_hash_expr on both
21803 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
21805 * doc/invoke.texi (-frename-registers): Also enabled at -Os.
21807 2016-04-27 Nick Clifton <nickc@redhat.com>
21809 PR middle-end/49889
21810 * varasm.c (merge_weak): Generate an error if an attempt is made
21811 to convert a non-weak static function into a weak, public function.
21813 2016-04-27 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
21815 * params.def (MAX_PARTITION_SIZE): New param.
21816 * doc/invoke.texi: Document lto-max-partition.
21818 2016-04-27 Richard Biener <rguenther@suse.de>
21821 * tree-ssa-structalias.c (refered_from_nonlocal_fn): New
21822 function cummulating used_from_other_partition, externally_visible
21823 and force_output from aliases.
21824 (refered_from_nonlocal_var): Likewise.
21825 (ipa_pta_execute): Use call_for_symbol_and_aliases to cummulate
21826 node flags properly.
21828 2016-04-27 Bernd Schmidt <bschmidt@redhat.com>
21830 * doc/invoke.texi (Warning Options): Add -Wmemset-elt-size.
21831 (-Wmemset-elt-size): New item.
21833 2016-04-27 Eric Botcazou <ebotcazou@adacore.com>
21836 * stor-layout.h (internal_reference_types): Delete.
21837 * stor-layout.c (reference_types_internal): Likewise.
21838 (internal_reference_types): Likewise.
21839 (layout_type) <REFERENCE_TYPE>: Adjust.
21841 2016-04-27 Jakub Jelinek <jakub@redhat.com>
21844 * tree.h (inchash::add_expr): Add FLAGS argument.
21845 * tree.c (inchash::add_expr): Likewise. If not OEP_ADDRESS_OF,
21846 use STRIP_NOPS first. For INTEGER_CST assert not OEP_ADDRESS_OF.
21847 For REAL_CST and !HONOR_SIGNED_ZEROS (t) hash +/- 0 the same.
21848 Formatting fix. Adjust recursive calls. For tcc_comparison,
21849 if swap_tree_comparison (code) is smaller than code, hash that
21850 and arguments in the other order. Hash CONVERT_EXPR the same
21851 as NOP_EXPR. For OEP_ADDRESS_OF hash MEM_REF with 0 offset
21852 of ADDR_EXPR of decl as the decl itself. Add or remove
21853 OEP_ADDRESS_OF from recursive flags as needed. For
21854 FMA_EXPR, WIDEN_MULT_{PLUS,MINUS}_EXPR hash the first two
21855 operands commutatively and only the third one normally.
21856 For internal CALL_EXPR hash in CALL_EXPR_IFN.
21858 2016-04-27 Sebastian Huber <sebastian.huber@embedded-brains.de>
21860 * config/rtems.h (LIB_SPEC): Add -latomic.
21862 2016-04-27 Joel Sherrill <joel@rtems.org>
21864 * config/microblaze/rtems.h: Redefine LINK_SPEC to avoid
21865 xilink.ld and flags not relevant to RTEMS.
21867 2016-04-26 Zhouyi Zhou <yizhouzhou@ict.ac.cn>
21869 * toplev.c (backend_init_target): Avoid calling init_reload when using
21872 2016-04-26 Jakub Jelinek <jakub@redhat.com>
21874 * reorg.c (try_merge_delay_insns): Declare i and j inside the
21875 for loops rather than one for the whole function.
21877 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
21879 * match.pd (X + CST CMP X): New transformation.
21881 2016-04-26 Marc Glisse <marc.glisse@inria.fr>
21883 * genmatch.c (write_predicate): Add ATTRIBUTE_UNUSED.
21884 * fold-const.c (fold_binary_loc): Remove 2 transformations
21885 superseded by match.pd.
21886 * match.pd (x+x -> x*2): Generalize to integers.
21888 2016-04-26 Bernd Schmidt <bschmidt@redhat.com>
21890 * config/i386/i386.md (operation on memory peephole): Duplicate an
21891 existing peephole and adapt it to match lea rather than an operation
21894 PR rtl-optimization/57193
21895 * opts.c (default_options_table): Add OPT_frename_registers at -O2
21897 * doc/invoke.texi (-frename-registers, -O2): Update documentation.
21899 2016-04-26 Bin Cheng <bin.cheng@arm.com>
21901 * tree-if-conv.c (any_pred_load_store): New static variable.
21902 (if_convertible_gimple_assign_stmt_p): Remove parameter. Use
21903 any_pred_load_store instead of and_mask_load_store.
21904 (if_convertible_stmt_p, if_convertible_loop_p_1): Ditto.
21905 (if_convertible_loop_p, insert_gimplified_predicates): Ditto.
21906 (combine_blocks, tree_if_conversion): Ditto.
21908 2016-04-26 Bin Cheng <bin.cheng@arm.com>
21910 PR tree-optimization/70771
21911 PR tree-optimization/70775
21912 * tree-if-conv.c (if_convertible_phi_p): Remove check on special
21913 virtual PHI nodes. Delete parameter.
21914 (if_convertible_loop_p_1): Delete argument to above function.
21915 (predicate_all_scalar_phis): Delete code handling single-argument
21917 (tree_if_conversion): Mark and update virtual SSA.
21919 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21922 * config/i386/i386.c (LARGECOMM_SECTION_ASM_OP): Define default.
21923 (x86_elf_aligned_common): Rename to ...
21924 (x86_elf_aligned_decl_common): ... this.
21925 Add decl arg. Switch to .lbss for largecomm object. Use
21926 LARGECOMM_SECTION_ASM_OP.
21927 * config/i386/i386-protos.h (x86_elf_aligned_common): Reflect
21929 * config/i386/x86-64.h (ASM_OUTPUT_ALIGNED_COMMON): Rename to ...
21930 (ASM_OUTPUT_ALIGNED_DECL_COMMON): ... this.
21932 * config/i386/sol2.h (ASM_OUTPUT_ALIGNED_COMMON): Likewise.
21933 [!USE_GAS] (LARGECOMM_SECTION_ASM_OP): Define.
21935 2016-04-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
21938 * config/i386/i386.c (SECTION_LARGE): Define.
21939 (x86_64_elf_select_section): Set it for large data/bss sections.
21940 Only clear SECTION_WRITE for .lrodata.
21941 (x86_64_elf_section_type_flags): Set SECTION_LARGE for large
21943 * config/i386/sol2.h (MACH_DEP_SECTION_ASM_FLAG): Define.
21944 * varasm.c (default_elf_asm_named_section): Grow flagchars.
21945 [MACH_DEP_SECTION_ASM_FLAG] Emit MACH_DEP_SECTION_ASM_FLAG for
21947 * doc/tm.texi.in (Sections, MACH_DEP_SECTION_ASM_FLAG): Describe.
21948 * doc/tm.texi: Regenerate.
21950 2016-04-26 Jakub Jelinek <jakub@redhat.com>
21953 * configure.ac (--enable-checking): Document extra flag, for
21954 non-release builds default to --enable-checking=yes,extra.
21955 If misc checking and extra checking, define CHECKING_P to 2 instead
21957 * common.opt (fchecking=): Add.
21958 * doc/invoke.texi (-fchecking=): Document.
21959 * doc/install.texi: Document --enable-checking changes.
21960 * configure: Regenerated.
21961 * config.in: Regenerated.
21963 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
21965 * config/i386/i386.md (*movxi_internal_avx512f): Use insn type
21966 attribute instead of which_alternative.
21967 * config/i386/sse.md (*mov<mode>_internal): Ditto.
21968 Use EXT_REX_SSE_REG_P where appropriate.
21970 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
21972 * config/i386/predicates.md (const0_operand): Do not match
21973 const_wide_int code.
21974 (const1_operand): Ditto.
21976 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
21978 * config/i386/i386.md (*movoi_internal_avx): Set mode attribute to XI
21979 for SSE constm1 operands and TARGET_AVX512VL.
21980 (*movti_internal): Ditto.
21981 (*mov<mode>_or): Use constm1_operand predicate.
21982 * config/i386/sse.md (*mov<mode>_internal): Set mode attribute to XI
21983 for SSE vector_all_ones operands and TARGET_AVX512VL.
21984 * config/i386/predicates.md (constm1_operand): New predicate.
21985 * config/i386/i386.c (standard_sse_constant_opcode): Simplify
21986 emission of constant -1 load.
21988 2016-04-25 Jason Merrill <jason@redhat.com>
21990 * gdbinit.in: Skip is-a.h.
21992 * attribs.c (register_scoped_attributes): Fix logic.
21993 * attribs.h: Declare register_scoped_attributes.
21995 2016-04-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
21997 * config/rs6000/rs6000-builtin.def: Correct pasto error for
21998 stxvd2x and stxvw4x built-in functions.
22000 2016-04-25 DJ Delorie <dj@redhat.com>
22002 * config/msp430/msp430.md (ashlhi3): Optimize one bit shifts.
22003 (ashrhi3): Likewise.
22004 (lshrhi3): Likewise.
22006 2016-04-25 Richard Biener <rguenther@suse.de>
22008 PR tree-optimization/70780
22009 * tree-ssa-pre.c (compute_antic_aux): Also return true if the block
22010 wasn't visited yet.
22011 (compute_antic): Mark blocks with abnormal preds as visited as
22012 they have a final empty antic-in solution already.
22014 2016-04-25 Michael Collison <michael.collison@linaro.org>
22016 * ChangeLog(2016-04-25): Fix ChangeLog formatting.
22018 2016-04-25 Michael Collison <michael.collison@linaro.org>
22020 * config/arm/neon.md (widen_<us>sum<mode>): New patterns where
22021 mode is VQI to improve mixed mode vectorization.
22022 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3): New
22023 define_insn to match low half of signed vaddw.
22024 * config/arm/neon.md (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): New
22025 define_insn to match high half of signed vaddw.
22026 * config/arm/neon.md (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): New
22027 define_insn to match low half of unsigned vaddw.
22028 * config/arm/neon.md (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): New
22029 define_insn to match high half of unsigned vaddw.
22030 * config/arm/arm.c (arm_simd_vect_par_cnst_half): New function.
22031 (arm_simd_check_vect_par_cnst_half_p): Likewise.
22032 * config/arm/arm-protos.h (arm_simd_vect_par_cnst_half): Prototype
22034 (arm_simd_check_vect_par_cnst_half_p): Likewise.
22035 * config/arm/predicates.md (vect_par_constant_high): Support
22036 big endian and simplify by calling
22037 arm_simd_check_vect_par_cnst_half
22038 (vect_par_constant_low): Likewise.
22040 2016-04-25 Uros Bizjak <ubizjak@gmail.com>
22042 * config/i386/i386.md (*lea<mode>_general_4): Use const_0_to_3_operand
22043 predicate for operand 2.
22045 2016-04-24 Uros Bizjak <ubizjak@gmail.com>
22046 H.J. Lu <hongjiu.lu@intel.com>
22048 * config/i386/i386-protos.h (standard_sse_constant_p): Add
22049 machine_mode argument.
22050 * config/i386/i386.c (standard_sse_constant_p): Return 2 for
22051 constm1_rtx operands. For VOIDmode constants, get mode from
22052 pred_mode. Check mode size if the mode is supported by ABI.
22053 (standard_sse_constant_opcode): Do not use standard_constant_p.
22054 Strictly check ABI support for all-ones operands.
22055 (ix86_legitimate_constant_p): Handle TImode, OImode and XImode
22056 immediates. Update calls to standard_sse_constant_p.
22057 (ix86_expand_vector_move): Update calls to standard_sse_constant_p.
22058 (ix86_rtx_costs): Ditto.
22059 * config/i386/i386.md (*movxi_internal_avx512f): Use
22060 nonimmediate_or_sse_const_operand instead of vector_move_operand.
22061 Use (v,BC) alternative instead of (v,C). Use register_operand
22062 checks instead of MEM_P.
22063 (*movoi_internal_avx): Use nonimmediate_or_sse_const_operand instead
22064 of vector_move_operand. Add (v,BC) alternative and corresponding avx2
22065 isa attribute. Use register_operand checks instead of MEM_P.
22066 (*movti_internal): Use nonimmediate_or_sse_const_operand for
22067 TARGET_SSE. Improve TARGET_SSE insn constraint. Add (v,BC)
22068 alternative and corresponding sse2 isa attribute.
22069 (*movtf_internal, *movdf_internal, *movsf_interal): Update calls
22070 to standard_sse_constant_p.
22071 (FP constant splitters): Ditto.
22072 * config/i386/constraints.md (BC): Do not use standard_sse_constant_p.
22074 * config/i386/predicates.md (constm1_operand): Remove.
22075 (nonimmediate_or_sse_const_operand): Rewrite using RTX.
22076 * config/i386/sse.md (*<avx512>_cvtmask2<ssemodesuffix><mode>): Use
22077 vector_all_ones_operand instead of constm1_operand.
22079 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
22081 * print-rtl.c (print_rtx_insn_vec): New function.
22082 * print-rtl.h: New prototype.
22083 * store-motion.c (struct st_expr): Make avail_stores a vector.
22084 (st_expr_entry): Adjust.
22085 (free_st_expr_entry): Likewise.
22086 (print_store_motion_mems): Likewise.
22087 (find_moveable_store): Likewise.
22088 (compute_store_table): Likewise.
22089 (delete_store): Likewise.
22090 (build_store_vectors): Likewise.
22092 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
22094 * reorg.c (try_merge_delay_insns): Make merged_insns a vector.
22096 2016-04-24 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
22098 * vec.h (vec_safe_contains): New function.
22099 (vec::contains): Likewise.
22100 (vec::begin): Likewise.
22101 (vec::end): Likewise.
22103 2016-04-23 Jakub Jelinek <jakub@redhat.com>
22106 * cfgexpand.c (expand_stack_vars): Fix typo.
22108 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
22110 * system.h (list, map, set, vector): Include conditionally.
22111 * auto-profile.c (INCLUDE_MAP, INCLUDE_SET): Define.
22112 * graphite-isl-ast-to-gimple.c (INCLUDE_MAP): Define.
22113 * ipa-icf.c (INCLUDE_LIST): Define.
22114 * config/aarch64/cortex-a57-fma-steering.c (INCLUDE_LIST): Define.
22115 * config/sh/sh.c (INCLUDE_VECTOR): Define.
22116 * config/sh/sh_treg_combine.cc (INCLUDE_ALGORITHM): Define.
22117 (INCLUDE_LIST, INCLUDE_VECTOR): Define.
22118 * cp/logic.cc (INCLUDE_LIST): Define.
22119 * fortran/trans-common.c (INCLUDE_MAP): Define.
22121 2016-04-22 Szabolcs Nagy <szabolcs.nagy@arm.com>
22123 * auto-profile.c: Remove <string.h> include.
22124 * ipa-icf-gimple.c: Remove <list> include.
22125 * diagnostic.c: Remove <new> include.
22126 * genmatch.c: Likewise.
22127 * pretty-print.c: Likewise.
22128 * toplev.c: Likewise
22129 * c/c-objc-common.c: Likewise.
22130 * cp/error.c: Likewise.
22131 * fortran/error.c: Likewise.
22133 2016-04-22 Richard Biener <rguenther@suse.de>
22135 * lto-streamer-in.c (input_ssa_names): Do not allocate
22136 GIMPLE_NOP for all SSA names.
22137 * lto-streamer-out.c (output_ssa_names): Do not output
22138 SSA names that should have been released.
22140 2016-04-22 Richard Biener <rguenther@suse.de>
22142 PR tree-optimization/70740
22143 * tree-ssa-phiprop.c (propagate_with_phi): Handle inserted
22146 2016-04-21 H.J. Lu <hongjiu.lu@intel.com>
22149 * config/i386/predicates.md (call_insn_operand): Replace
22150 sibcall_memory_operand with memory_operand.
22152 2016-04-21 Patrick Palka <ppalka@gcc.gnu.org>
22154 * tree-vrp.c (register_edge_assert_for_2): Remove redundant
22155 has_single_use() tests.
22156 (register_edge_assert_for_1): Likewise.
22157 (find_assert_locations_1): Check the liveness bitmap instead of
22158 checking has_single_use().
22160 2016-04-21 Kirill Yukhin <kirill.yukhin@intel.com>
22163 * config/i386/sse.md (define_insn "<shift_insn><mode>3<mask_name>"):
22164 Extract AVX-512BW constraint from AVX.
22166 2016-04-21 Richard Biener <rguenther@suse.de>
22168 PR tree-optimization/70725
22169 * tree-if-conv.c (if_convertible_phi_p): Adjust guard
22170 for phi_convertible_by_degenerating_args.
22171 (predicate_all_scalar_phis): Handle single-argument PHIs.
22173 2016-04-21 Richard Biener <rguenther@suse.de>
22175 PR middle-end/70747
22176 * fold-const.c (fold_comparison): Return properly typed
22179 2016-04-21 Bin Cheng <bin.cheng@arm.com>
22181 PR tree-optimization/70715
22182 * tree-ssa-loop-niter.c (loop_exits_before_overflow): Check equality
22183 after expanding BASE using expand_simple_operations.
22185 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
22187 * match.pd (min(-x, -y), max(-x, -y), min(~x, ~y), max(~x, ~y)):
22188 New transformations.
22190 2016-04-21 Marc Glisse <marc.glisse@inria.fr>
22192 * match.pd (min(int_max, x), max(int_min, x)): New transformations.
22194 2016-04-20 Jan Hubicka <jh@suse.cz>
22196 * ipa-inline.c (can_inline_edge_p): Pass caller info to
22197 ultiimate_alias_target.
22198 (update_callee_keys): Likewise.
22199 (lookup_recursive_calls): Likewise.
22200 (speculation_useful_p): Likewise.
22202 2016-04-20 Jan Hubicka <jh@suse.cz>
22205 * cgraph.c (cgraph_set_nothrow_flag_1): Rename to ...
22206 (set_nothrow_flag_1): ... this; handle interposition correctly;
22207 recurse on aliases and thunks.
22208 (cgraph_node::set_nothrow_flag): New.
22209 * ipa-pure-const.c (ignore_edge_for_nothrow): Ignore calls to
22210 functions compiled with non-call exceptions that binds to current
22212 (propagate_nothrow): Be safe WRT interposition.
22213 * cgraph.h (set_nothrow_flag): Update prototype.
22215 2016-04-18 Jan Hubicka <jh@suse.cz>
22217 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
22218 max_loop_iterations_int.
22219 (tree_unswitch_outer_loop): Likewise.
22221 2016-04-20 Bin Cheng <bin.cheng@arm.com>
22223 PR tree-optimization/69489
22224 * tree-if-conv.c (phi_convertible_by_degenerating_args): New.
22225 (if_convertible_phi_p): Call phi_convertible_by_degenerating_args.
22226 Revise dump message.
22227 (if_convertible_bb_p): Remove check on edge count of basic block's
22230 2016-04-20 Bin Cheng <bin.cheng@arm.com>
22232 PR tree-optimization/56625
22233 PR tree-optimization/69489
22234 * tree-data-ref.h (DR_INNERMOST): New macro.
22235 * tree-if-conv.c (innermost_loop_behavior_hash): New class for
22236 hashing struct innermost_loop_behavior.
22237 (ref_DR_map): Remove.
22238 (innermost_DR_map): New map.
22239 (baseref_DR_map): Revise comment.
22240 (hash_memrefs_baserefs_and_store_DRs_read_written_info): Store DR
22241 to innermost_DR_map accroding to its innermost loop behavior.
22242 (ifcvt_memrefs_wont_trap): Get DR from innermost_DR_map according
22243 to its innermost loop behavior.
22244 (if_convertible_loop_p_1): Remove intialization for ref_DR_map.
22245 Add initialization for innermost_DR_map. Record memory reference
22246 in DR_BASE_ADDRESS if the reference is compound one or it doesn't
22247 have innermost loop behavior.
22248 (if_convertible_loop_p): Remove release for ref_DR_map. Release
22251 2016-04-20 Uros Bizjak <ubizjak@gmail.com>
22253 * config/i386/i386.md (*lea<mode>_general_1): Rename from
22254 *lea_general_1. Use explicit SWI12 mode interator.
22255 (*lea<mode>_general_2): Rename from *lea_general_2.
22256 Use explicit SWI12 mode interator.
22257 (*lea<mode>_general_3): Rename from *lea_general_3.
22258 Use explicit SWI12 mode interator.
22259 (*lea<SWI12:mode>_general_4): Split from *lea_general_4.
22260 Use explicit SWI12 mode interator.
22261 (*lea<SWI48:mode>_general_4): Split from *lea_general_4.
22262 Use explicit SWI48 mode interator.
22264 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
22266 * config/i386/i386.c (ix86_avx256_split_vector_move_misalign):
22267 Short-cut unaligned load and store cases. Handle all integer
22269 (ix86_expand_vector_move_misalign): Short-cut unaligned load
22270 and store cases. Call ix86_avx256_split_vector_move_misalign
22271 directly without checking mode class.
22273 2016-04-20 Andrew Pinski <apinski@cavium.com>
22274 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22277 * config/aarch64/aarch64.md (sibcall): Force call
22278 address to be DImode for ILP32.
22279 (sibcall_value): Likewise.
22281 2016-04-20 H.J. Lu <hongjiu.lu@intel.com>
22283 * doc/invoke.texi: Replace -skip-rax-setup with -mskip-rax-setup.
22285 2016-04-20 Richard Biener <rguenther@suse.de>
22287 * gimple-match.h (maybe_build_generic_op): Adjust prototype.
22288 * gimple-match-head.c (maybe_build_generic_op): Pass all ops
22289 by reference, clear op1 and op2 when GENERICizing BIT_FIELD_REF.
22290 (maybe_push_res_to_seq): Adjust.
22291 * gimple-fold.c (maybe_build_generic_op): Likewise.
22293 2016-04-20 Marek Polacek <polacek@redhat.com>
22295 * tree-if-conv.c (is_false_predicate): For NULL_TREE return false
22298 2016-04-20 Ilya Enkovich <ilya.enkovich@intel.com>
22300 * config/i386/sse.md (vec_unpacks_lo_hi): Always
22301 use kmovw to support AVX512F target.
22303 2016-04-20 Bin Cheng <bin.cheng@arm.com>
22305 * tree-scalar-evolution.c (interpret_rhs_expr): Handle BIT_AND_EXPR.
22307 2016-04-20 Marek Polacek <polacek@redhat.com>
22309 PR tree-optimization/70725
22310 * tree-if-conv.c (is_false_predicate): New function.
22311 (predicate_mem_writes): Use it.
22313 2016-04-20 Richard Biener <rguenther@suse.de>
22315 PR tree-optimization/70726
22316 * tree-vect-stmts.c (vectorizable_shift): Do not use scalar
22317 shift amounts from a pattern stmt operand.
22319 2016-04-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
22322 * config/s390/s390.c (s390_restore_gprs_from_fprs): Pick the new
22323 stack_restore_from_fpr pattern when restoring r15.
22324 (s390_optimize_prologue): Strip away the memory barrier in the
22325 parallel when trying to get rid of restore insns.
22326 * config/s390/s390.md ("stack_restore_from_fpr"): New insn
22327 definition for loading the stack pointer from an FPR. Compared to
22328 the normal move insn this pattern includes a full memory barrier.
22330 2016-04-19 Jakub Jelinek <jakub@redhat.com>
22332 PR middle-end/70680
22333 * gimplify.c (gimplify_omp_for): Call omp_notice_variable for
22334 implicitly linear or lastprivate iterator on the outer context.
22336 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
22338 * config/i386/i386.c (ix86_legitimate_combined_insn): Remove
22340 * config/i386/i386.md (ssememalign): Removed.
22341 * config/i386/sse.md: Remove ssememalign attribute from patterns.
22343 2016-04-19 H.J. Lu <hongjiu.lu@intel.com>
22346 * config/i386/avx512bwintrin.h (_mm512_mask_loadu_epi16): Pass
22347 const short * to __builtin_ia32_loaddquhi512_mask.
22348 (_mm512_maskz_loadu_epi16): Likewise.
22349 (_mm512_mask_storeu_epi16): Pass short * to
22350 __builtin_ia32_storedquhi512_mask.
22351 (_mm512_mask_loadu_epi8): Pass const char * to
22352 __builtin_ia32_loaddquqi512_mask.
22353 (_mm512_maskz_loadu_epi8): Likewise.
22354 (_mm512_mask_storeu_epi8): Pass char * to
22355 __builtin_ia32_storedquqi512_mask.
22356 * config/i386/avx512fintrin.h (_mm512_loadu_pd): Pass
22357 const double * to __builtin_ia32_loadupd512_mask.
22358 (_mm512_mask_loadu_pd): Likewise.
22359 (_mm512_maskz_loadu_pd): Likewise.
22360 (_mm512_storeu_pd): Pass double * to
22361 __builtin_ia32_storeupd512_mask.
22362 (_mm512_mask_storeu_pd): Likewise.
22363 (_mm512_loadu_ps): Pass const float * to
22364 __builtin_ia32_loadups512_mask.
22365 (_mm512_mask_loadu_ps): Likewise.
22366 (_mm512_maskz_loadu_ps): Likewise.
22367 (_mm512_storeu_ps): Pass float * to
22368 __builtin_ia32_storeups512_mask.
22369 (_mm512_mask_storeu_ps): Likewise.
22370 (_mm512_mask_loadu_epi64): Pass const long long * to
22371 __builtin_ia32_loaddqudi512_mask.
22372 (_mm512_maskz_loadu_epi64): Likewise.
22373 (_mm512_mask_storeu_epi64): Pass long long *
22374 to __builtin_ia32_storedqudi512_mask.
22375 (_mm512_loadu_si512): Pass const int * to
22376 __builtin_ia32_loaddqusi512_mask.
22377 (_mm512_mask_loadu_epi32): Likewise.
22378 (_mm512_maskz_loadu_epi32): Likewise.
22379 (_mm512_storeu_si512): Pass int * to
22380 __builtin_ia32_storedqusi512_mask.
22381 (_mm512_mask_storeu_epi32): Likewise.
22382 * config/i386/avx512vlbwintrin.h (_mm256_mask_storeu_epi8): Pass
22383 char * to __builtin_ia32_storedquqi256_mask.
22384 (_mm_mask_storeu_epi8): Likewise.
22385 (_mm256_mask_loadu_epi16): Pass const short * to
22386 __builtin_ia32_loaddquhi256_mask.
22387 (_mm256_maskz_loadu_epi16): Likewise.
22388 (_mm_mask_loadu_epi16): Pass const short * to
22389 __builtin_ia32_loaddquhi128_mask.
22390 (_mm_maskz_loadu_epi16): Likewise.
22391 (_mm256_mask_loadu_epi8): Pass const char * to
22392 __builtin_ia32_loaddquqi256_mask.
22393 (_mm256_maskz_loadu_epi8): Likewise.
22394 (_mm_mask_loadu_epi8): Pass const char * to
22395 __builtin_ia32_loaddquqi128_mask.
22396 (_mm_maskz_loadu_epi8): Likewise.
22397 (_mm256_mask_storeu_epi16): Pass short * to.
22398 __builtin_ia32_storedquhi256_mask.
22399 (_mm_mask_storeu_epi16): Pass short * to.
22400 __builtin_ia32_storedquhi128_mask.
22401 * config/i386/avx512vlintrin.h (_mm256_mask_loadu_pd): Pass
22402 const double * to __builtin_ia32_loadupd256_mask.
22403 (_mm256_maskz_loadu_pd): Likewise.
22404 (_mm_mask_loadu_pd): Pass onst double * to
22405 __builtin_ia32_loadupd128_mask.
22406 (_mm_maskz_loadu_pd): Likewise.
22407 (_mm256_mask_storeu_pd): Pass double * to
22408 __builtin_ia32_storeupd256_mask.
22409 (_mm_mask_storeu_pd): Pass double * to
22410 __builtin_ia32_storeupd128_mask.
22411 (_mm256_mask_loadu_ps): Pass const float * to
22412 __builtin_ia32_loadups256_mask.
22413 (_mm256_maskz_loadu_ps): Likewise.
22414 (_mm_mask_loadu_ps): Pass const float * to
22415 __builtin_ia32_loadups128_mask.
22416 (_mm_maskz_loadu_ps): Likewise.
22417 (_mm256_mask_storeu_ps): Pass float * to
22418 __builtin_ia32_storeups256_mask.
22419 (_mm_mask_storeu_ps): ass float * to
22420 __builtin_ia32_storeups128_mask.
22421 (_mm256_mask_loadu_epi64): Pass const long long * to
22422 __builtin_ia32_loaddqudi256_mask.
22423 (_mm256_maskz_loadu_epi64): Likewise.
22424 (_mm_mask_loadu_epi64): Pass const long long * to
22425 __builtin_ia32_loaddqudi128_mask.
22426 (_mm_maskz_loadu_epi64): Likewise.
22427 (_mm256_mask_storeu_epi64): Pass long long * to
22428 __builtin_ia32_storedqudi256_mask.
22429 (_mm_mask_storeu_epi64): Pass long long * to
22430 __builtin_ia32_storedqudi128_mask.
22431 (_mm256_mask_loadu_epi32): Pass const int * to
22432 __builtin_ia32_loaddqusi256_mask.
22433 (_mm256_maskz_loadu_epi32): Likewise.
22434 (_mm_mask_loadu_epi32): Pass const int * to
22435 __builtin_ia32_loaddqusi128_mask.
22436 (_mm_maskz_loadu_epi32): Likewise.
22437 (_mm256_mask_storeu_epi32): Pass int * to
22438 __builtin_ia32_storedqusi256_mask.
22439 (_mm_mask_storeu_epi32): Pass int * to
22440 __builtin_ia32_storedqusi128_mask.
22441 * config/i386/i386-builtin-types.def (PCSHORT): New.
22442 (PINT64): Likewise.
22443 (V64QI_FTYPE_PCCHAR_V64QI_UDI): Likewise.
22444 (V32HI_FTYPE_PCSHORT_V32HI_USI): Likewise.
22445 (V32QI_FTYPE_PCCHAR_V32QI_USI): Likewise.
22446 (V16SF_FTYPE_PCFLOAT_V16SF_UHI): Likewise.
22447 (V8DF_FTYPE_PCDOUBLE_V8DF_UQI): Likewise.
22448 (V16SI_FTYPE_PCINT_V16SI_UHI): Likewise.
22449 (V16HI_FTYPE_PCSHORT_V16HI_UHI): Likewise.
22450 (V16QI_FTYPE_PCCHAR_V16QI_UHI): Likewise.
22451 (V8SF_FTYPE_PCFLOAT_V8SF_UQI): Likewise.
22452 (V8DI_FTYPE_PCINT64_V8DI_UQI): Likewise.
22453 (V8SI_FTYPE_PCINT_V8SI_UQI): Likewise.
22454 (V8HI_FTYPE_PCSHORT_V8HI_UQI): Likewise.
22455 (V4DF_FTYPE_PCDOUBLE_V4DF_UQI): Likewise.
22456 (V4SF_FTYPE_PCFLOAT_V4SF_UQI): Likewise.
22457 (V4DI_FTYPE_PCINT64_V4DI_UQI): Likewise.
22458 (V4SI_FTYPE_PCINT_V4SI_UQI): Likewise.
22459 (V2DF_FTYPE_PCDOUBLE_V2DF_UQI): Likewise.
22460 (V2DI_FTYPE_PCINT64_V2DI_UQI): Likewise.
22461 (VOID_FTYPE_PDOUBLE_V8DF_UQI): Likewise.
22462 (VOID_FTYPE_PDOUBLE_V4DF_UQI): Likewise.
22463 (VOID_FTYPE_PDOUBLE_V2DF_UQI): Likewise.
22464 (VOID_FTYPE_PFLOAT_V16SF_UHI): Likewise.
22465 (VOID_FTYPE_PFLOAT_V8SF_UQI): Likewise.
22466 (VOID_FTYPE_PFLOAT_V4SF_UQI): Likewise.
22467 (VOID_FTYPE_PINT64_V8DI_UQI): Likewise.
22468 (VOID_FTYPE_PINT64_V4DI_UQI): Likewise.
22469 (VOID_FTYPE_PINT64_V2DI_UQI): Likewise.
22470 (VOID_FTYPE_PINT_V16SI_UHI): Likewise.
22471 (VOID_FTYPE_PINT_V8SI_UHI): Likewise.
22472 (VOID_FTYPE_PINT_V4SI_UHI): Likewise.
22473 (VOID_FTYPE_PSHORT_V32HI_USI): Likewise.
22474 (VOID_FTYPE_PSHORT_V16HI_UHI): Likewise.
22475 (VOID_FTYPE_PSHORT_V8HI_UQI): Likewise.
22476 (VOID_FTYPE_PCHAR_V64QI_UDI): Likewise.
22477 (VOID_FTYPE_PCHAR_V32QI_USI): Likewise.
22478 (VOID_FTYPE_PCHAR_V16QI_UHI): Likewise.
22479 (V64QI_FTYPE_PCV64QI_V64QI_UDI): Removed.
22480 (V32HI_FTYPE_PCV32HI_V32HI_USI): Likewise.
22481 (V32QI_FTYPE_PCV32QI_V32QI_USI): Likewise.
22482 (V16HI_FTYPE_PCV16HI_V16HI_UHI): Likewise.
22483 (V16QI_FTYPE_PCV16QI_V16QI_UHI): Likewise.
22484 (V8HI_FTYPE_PCV8HI_V8HI_UQI): Likewise.
22485 (VOID_FTYPE_PV32HI_V32HI_USI): Likewise.
22486 (VOID_FTYPE_PV16HI_V16HI_UHI): Likewise.
22487 (VOID_FTYPE_PV8HI_V8HI_UQI): Likewise.
22488 (VOID_FTYPE_PV64QI_V64QI_UDI): Likewise.
22489 (VOID_FTYPE_PV32QI_V32QI_USI): Likewise.
22490 (VOID_FTYPE_PV16QI_V16QI_UHI): Likewise.
22491 * config/i386/i386.c (ix86_emit_save_reg_using_mov): Don't
22493 (ix86_emit_restore_sse_regs_using_mov): Don't use UNSPEC_LOADU.
22494 (ix86_avx256_split_vector_move_misalign): Don't use unaligned
22496 (ix86_expand_vector_move_misalign): Likewise.
22497 (bdesc_special_args): Use CODE_FOR_movvNXY_internal and pointer
22498 to scalar function prototype for unaligned load/store builtins.
22499 (ix86_expand_special_args_builtin): Updated.
22500 * config/i386/sse.md (UNSPEC_LOADU): Removed.
22501 (UNSPEC_STOREU): Likewise.
22502 (VI_ULOADSTORE_BW_AVX512VL): Likewise.
22503 (VI_ULOADSTORE_F_AVX512VL): Likewise.
22504 (ssescalarsize): Handle V4TI, V2TI and V1TI.
22505 (<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
22506 (*<sse>_loadu<ssemodesuffix><avxsizesuffix><mask_name>): Likewise.
22507 (<sse>_storeu<ssemodesuffix><avxsizesuffix>): Likewise.
22508 (<avx512>_storeu<ssemodesuffix><avxsizesuffix>_mask): Likewise.
22509 (<sse2_avx_avx512f>_loaddqu<mode><mask_name>): Likewise.
22510 (*<sse2_avx_avx512f>_loaddqu<mode><mask_name>"): Likewise.
22511 (sse2_avx_avx512f>_storedqu<mode>): Likewise.
22512 (<avx512>_storedqu<mode>_mask): Likewise.
22513 (*sse4_2_pcmpestr_unaligned): Likewise.
22514 (*sse4_2_pcmpistr_unaligned): Likewise.
22515 (*mov<mode>_internal): Renamed to ...
22516 (mov<mode>_internal): This. Remove check of AVX and IAMCU on
22517 misaligned operand. Replace vmovdqu64 with vmovdqu<ssescalarsize>.
22518 (movsd/movhpd to movupd peephole): Don't use UNSPEC_LOADU.
22519 (movlpd/movhpd to movupd peephole): Don't use UNSPEC_STOREU.
22521 2016-04-19 Richard Biener <rguenther@suse.de>
22523 PR tree-optimization/70171
22524 * tree-ssa-phiprop.c: Include stor-layout.h.
22525 (phiprop_insert_phi): Handle the aggregate copy case.
22526 (propagate_with_phi): Likewise.
22528 2016-04-19 Uros Bizjak <ubizjak@gmail.com>
22530 * config/i386/i386.c (ix86_decompose_address): Use lowpart_subreg
22531 instead of simplify_gen_subreg (... , 0).
22532 (ix86_delegitimize_address): Ditto.
22533 (ix86_split_divmod): Ditto.
22534 (ix86_split_copysign_const): Ditto.
22535 (ix86_split_copysign_var): Ditto.
22536 (ix86_expand_args_builtin): Ditto.
22537 (ix86_expand_round_builtin): Ditto.
22538 (ix86_expand_special_args_builtin): Ditto.
22539 * config/i386/i386.md (TARGET_USE_VECTOR_FP_CONVERTS splitters): Ditto.
22540 (TARGET_SSE_PARTIAL_REG_DEPENDENCY splitters and peephole2s): Ditto.
22541 (udivmodqi4): Ditto.
22542 (absneg splitters): Ditto.
22543 (*jcc_bt<mode>_1): Ditto.
22545 2016-04-19 Richard Biener <rguenther@suse.de>
22547 PR tree-optimization/70724
22548 * tree-ssa-sccvn.c (scc_vn_restore_ssa_info): Split SSA info
22549 restoring out from ...
22550 (free_scc_vn): ... here.
22551 * tree-ssa-sccvn.h (scc_vn_restore_ssa_info): Declare.
22552 * tres-ssa-pre.c (pass_pre::execute): Restore SSA info before
22554 (pass_fre::execute): Restore SSA info.
22556 2016-04-19 Richard Biener <rguenther@suse.de>
22558 * gimple-walk.h (struct walk_stmt_info): Add stmt member.
22559 * gimple-walk.c (walk_gimple_op): Initialize it.
22560 (walk_gimple_asm): Set wi->is_lhs before each callback invocation.
22561 * tree-inline.c (remap_gimple_op_r): Set SSA_NAME_DEF_STMT when
22562 remapping SSA names of defs.
22563 (copy_bb): Remove walk over all SSA defs and SSA_NAME_DEF_STMT
22566 2016-04-18 Vladimir Makarov <vmakarov@redhat.com>
22568 PR middle-end/70689
22569 * lra-constraints.c (equiv_substition_p): New.
22570 (process_alt_operands): Use it.
22571 (swap_operands): Swap it.
22572 (curr_insn_transform): Update it.
22574 2016-04-18 Michael Matz <matz@suse.de>
22576 * tree.h (TYPE_ALIGN, DECL_ALIGN): Return shifted amount.
22577 (SET_TYPE_ALIGN, SET_DECL_ALIGN): New.
22578 * tree-core.h (tree_type_common.align): Use bit-field.
22579 (tree_type_common.spare): New.
22580 (tree_decl_common.off_align): Make smaller.
22581 (tree_decl_common.align): Use bit-field.
22583 * expr.c (expand_expr_addr_expr_1): Use SET_TYPE_ALIGN.
22584 * omp-low.c (install_var_field): Use SET_DECL_ALIGN.
22585 (scan_sharing_clauses): Ditto.
22586 (finish_taskreg_scan): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
22587 (omp_finish_file): Ditto.
22588 * stor-layout.c (do_type_align): Use SET_DECL_ALIGN.
22589 (layout_decl): Ditto.
22590 (relayout_decl): Ditto.
22591 (finalize_record_size): Use SET_TYPE_ALIGN.
22592 (finalize_type_size): Ditto.
22593 (finish_builtin_struct): Ditto.
22594 (layout_type): Ditto.
22595 (initialize_sizetypes): Ditto.
22596 * targhooks.c (std_gimplify_va_arg_expr): Use SET_TYPE_ALIGN.
22597 * tree-nested.c (insert_field_into_struct): Use SET_TYPE_ALIGN.
22598 (lookup_field_for_decl): Use SET_DECL_ALIGN.
22599 (get_chain_field): Ditto.
22600 (get_trampoline_type): Ditto.
22601 (get_nl_goto_field): Ditto.
22602 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
22604 (unpack_ts_type_common_value_fields): Use SET_TYPE_ALIGN.
22605 * gimple-expr.c (copy_var_decl): Use SET_DECL_ALIGN.
22606 * tree.c (make_node_stat): Use SET_DECL_ALIGN and SET_TYPE_ALIGN.
22607 (build_qualified_type): Use SET_TYPE_ALIGN.
22608 (build_aligned_type, build_range_type_1): Ditto.
22609 (build_atomic_base): Ditto.
22610 (build_common_tree_nodes): Ditto.
22611 * cfgexpand.c (align_local_variable): Use SET_DECL_ALIGN.
22612 (expand_one_stack_var_at): Ditto.
22613 * coverage.c (build_var): Use SET_DECL_ALIGN.
22614 * except.c (init_eh): Ditto.
22615 * function.c (assign_parm_setup_block): Ditto.
22616 * symtab.c (increase_alignment_1): Ditto.
22617 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Ditto.
22618 * tree-vect-stmts.c (ensure_base_align): Ditto.
22619 * varasm.c (align_variable): Ditto.
22620 (assemble_variable): Ditto.
22621 (build_constant_desc): Ditto.
22622 (output_constant_def_contents): Ditto.
22624 * config/arm/arm.c (arm_relayout_function): Use SET_DECL_ALIGN.
22625 * config/avr/avr.c (avr_adjust_type_node): Use SET_TYPE_ALIGN.
22626 * config/mips/mips.c (mips_std_gimplify_va_arg_expr): Ditto.
22627 * config/msp430/msp430.c (msp430_gimplify_va_arg_expr): Ditto.
22628 * config/spu/spu.c (spu_build_builtin_va_list): Use SET_DECL_ALIGN.
22630 2016-04-18 H.J. Lu <hongjiu.lu@intel.com>
22633 * config/i386/sse.md (sse2_loadlpd): Accept load from "xm" and
22634 replace %vmovsd with "%vmovq".
22635 (vec_concatv2df): Likewise.
22637 2016-04-18 Uros Bizjak <ubizjak@gmail.com>
22639 * config/i386/mmx.md (*vec_extractv2sf_0): Use gen_lowpart.
22640 (*vec_extractv2si_0): Ditto.
22641 * config/i386/sse.md (*vec_extractv4sf_0): Ditto.
22642 (zero_extended_scalar_load_operand splitters): Ditto.
22643 (vec_extract splitters): Ditto.
22644 (*vec_extractv4si_0_zext): Ditto.
22645 (avx_<castmode><avxsizesuffix>_<castmode>): Use gen_lowpart
22646 and lowpart_subreg.
22647 (avx512f_<castmode><avxsizesuffix>_<castmode>): Ditto.
22648 (avx512f_<castmode><avxsizesuffix>_256<castmode>): Ditto.
22649 (*sse4_1_extractps): Use lowpart_subreg.
22650 * config/i386/i386.md (x87 floatsplitter): Use gen_lowpart.
22652 2016-04-18 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
22654 * doc/install.texi (Specific, i?86-*-solaris2.10): Update gas and
22656 (Specific, *-*-solaris2*): Update Solaris 11 bundled gcc versions.
22657 Mention Solaris 11 packaging changes.
22658 Update gas and gld requirements.
22659 Remove reference to pre-Solaris 10 bug.
22660 (Specific, sparc-sun-solaris2*): Remove reference to pre-Solaris 10
22662 (Specific, sparc64-*-solaris2*): Remove reference to bootstrap
22665 2016-04-17 Jan Hubicka <jh@suse.cz>
22667 * tree-ssa-loop-ivopts.c (avg_loop_niter): Use also
22668 max_loop_iterations_int.
22670 2016-04-18 Richard Biener <rguenther@suse.de>
22672 PR tree-optimization/43434
22673 * tree-ssa-structalias.c (struct vls_data): New.
22674 (visit_loadstore): Handle all pointer-based accesses.
22675 (compute_dependence_clique): Compute a bitmap of restrict tags
22676 assigned bases and pass it to visit_loadstore.
22678 2016-04-18 Matthew Wahab <matthew.wahab@arm.com>
22681 * config/arm/bpabi.h (BE8_LINK_SPEC): Add entries for armv8+crc,
22682 armv8.1-a and armv8.1-a+crc.
22684 2016-04-18 Richard Biener <rguenther@suse.de>
22686 PR tree-optimization/70701
22687 * tree-ssa-sccvn.c (vn_reference_lookup_3): Resolve fully constant
22688 references after translating through a memcpy.
22690 2016-04-18 Richard Biener <rguenther@suse.de>
22692 * tree-ssa-pre.c (postorder, postorder_num): Make locals ...
22693 (compute_antic): ... here. For partial antic use regular
22694 postorder and scrap iteration.
22695 (compute_partial_antic_aux): Remove unused return value.
22696 (init_pre): Do not allocate postorder.
22697 (fini_pre): Do not free postorder.
22699 2016-04-18 Richard Biener <rguenther@suse.de>
22701 PR middle-end/37870
22702 * expmed.c (extract_bit_field_1): Remove broken case
22703 using a wider MODE_INT mode.
22705 2016-04-18 Segher Boessenkool <segher@kernel.crashing.org>
22707 * has-brig.c (lendian16): Don't try to use __builtin_bswap16
22708 unless compiling with at least GCC-4.8.
22710 2016-04-17 Jan Hubicka <jh@suse.cz>
22713 * graphite.c (graphite_finalize): Update call to
22714 tree_estimate_probability.
22715 * predict.h (tree_estimate_probability): Update prototype.
22717 2016-04-17 Jan Hubicka <jh@suse.cz>
22719 * predict.c (combine_predictions_for_bb): Add dry_run parmaeter.
22720 (tree_estimate_probability): Likewise.
22721 (pass_profile::execute): Update.
22722 (report_predictor_hitrates): New function.
22723 * profile.c (compute_branch_probabilities): Use it.
22724 * predict.h (report_predictor_hitrates): Declare.
22726 2016-04-17 Jan Hubicka <jh@suse.cz>
22729 * cgraph.h (cgraph_node::set_const_flag,
22730 cgraph_node::set_pure_flag): Update prototype to return bool;
22732 * cgraph.c (cgraph_node::call_for_symbol_thunks_and_aliases): Thunks
22733 of interposable symbol are interposable, too.
22734 (cgraph_set_const_flag_1): Rename to ...
22735 (set_const_flag_1): ... this one; change to self recursive function
22736 instead of call_for_symbol_thunks_and_aliases. Handle correctly
22737 clearnig the flag in all variants and also virtual thunks of const
22738 functions are pure; track if any change was done.
22739 (cgraph_node::set_const_flag): Update.
22740 (struct set_pure_flag_info): New struct.
22741 (cgraph_set_pure_flag_1): Rename to ...
22742 (set_pure_flag_1): ... this one; take set_pure_flag_info parameter
22743 rather than pointer encoded flags; track if any changes was done;
22744 handle correctly clearning flag and setting flag of aliases already
22746 (cgraph_node::set_pure_flag): Update.
22747 (cgraph_node::set_nothrow_flag): Handle correctly clearning the flag.
22749 2016-04-17 Tom de Vries <tom@codesourcery.com>
22752 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Escape
22753 backslash in label.
22755 2016-04-17 Tom de Vries <tom@codesourcery.com>
22757 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Classify chars
22758 '{}<> ' as escape-for-record.
22760 2016-04-17 Tom de Vries <tom@codesourcery.com>
22762 * pretty-print.c (pp_write_text_as_dot_label_to_stream): Simplify loop
22765 2016-04-17 Tom de Vries <tom@codesourcery.com>
22768 * tree-pass.h (class opt_pass): Remove graph_dump_initialized member.
22769 * dumpfile.h (struct dump_file_info): Add graph_dump_initialized field.
22770 * dumpfile.c (dump_files): Initialize graph_dump_initialized field.
22771 * passes.c (finish_optimization_passes): Only call
22772 finish_graph_dump_file if dfi->graph_dump_initialized.
22773 (execute_function_dump, pass_init_dump_file): Use
22774 dfi->graph_dump_initialized instead of pass->graph_dump_initialized.
22776 2016-04-17 Tom de Vries <tom@codesourcery.com>
22778 PR tree-optimization/70256
22779 * tree-ssa-structalias.c (dump_varinfo, debug_varinfo, dump_varmap)
22780 (debug_varmap): New function.
22782 2016-04-17 Tom de Vries <tom@codesourcery.com>
22785 * passes.c (pass_manager::register_pass): Propagate pflags.
22787 2016-04-17 Tom de Vries <tom@codesourcery.com>
22790 * pass_manager.h (TERMINATE_PASS_LIST): Add pass argument.
22791 * passes.c (pass_manager::pass_manager): Declare and init p_start in
22792 INSERT_PASSES_AFTER. Add pass parameter to TERMINATE_PASS_LIST, and
22793 check if it's equal to p_start.
22794 * passes.def: Add arguments to TERMINATE_PASS_LISTs.
22796 2016-04-15 Jan Hubicka <jh@suse.cz>
22799 * cgraph.c (cgraph_set_const_flag_1): Only set as pure if
22800 function does not bind to current def.
22801 * ipa-pure-const.c (worse_state): Add FROM and TO parameters;
22802 handle conservatively calls to functions that does not need to bind
22804 (check_call): Update call of worse_state.
22805 (ignore_edge_for_nothrow): Update.
22806 (ignore_edge_for_pure_const): Likewise.
22807 (propagate_pure_const): Update calls to worse_state.
22808 (skip_function_for_local_pure_const): Reformat comments.
22810 2016-04-15 Jan Hubicka <jh@suse.cz>
22813 * cgraph.c (cgraph_node::get_availability): Add REF parameter.
22814 (cgraph_node::function_symbol): Likewise.
22815 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
22816 * cgraph.h (symtab_node::get_availabbility): Add REF parameter.
22817 (symtab_node::ultimate_alias_target): Add REF parameter.
22818 (symtab_node::binds_to_current_def_p): Declare.
22819 (symtab_node;:ultimate_alias_target_1): Add REF parameter.
22820 (cgraph_node::function_symbol): Likewise.
22821 (cgraph_node::function_or_virtual_thunk_symbol): Likewise.
22822 (cgraph_node::get_availability): Likewise.
22823 (cgraph_edge::binds_to_current_def_p): New inline function.
22824 (varpool_node::get_availability): Add REF parameter.
22825 (varpool_node::ultimate_alias_target): Likewise.
22826 * symtab.c (symtab_node::ultimate_alias_target_1): Likewise.
22827 (symtab_node::binds_to_current_def_p): Likewise.
22828 * varpool.c (varpool_node::get_availability): Likewise.
22830 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
22833 * config/i386/sse.md(define_insn "<avx512>_vec_dup<mode><mask_name>"):
22834 Fix mode size check.
22836 2016-04-15 Jakub Jelinek <jakub@redhat.com>
22838 * BASE-VER: Set to 7.0.0.
22840 2016-04-15 Alexander Monakov <amonakov@ispras.ru>
22842 * config/nvptx/nvptx.opt (moptimize): Add a period at end of help text.
22844 2016-04-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
22846 * doc/invoke.texi (ARM Options): Add note on deprecation of pre-ARMv4T
22847 architecture revisions.
22849 2016-04-15 Bernd Schmidt <bschmidt@redhat.com>
22851 * config/i386/i386-protos.h (ix86_using_red_zone): Declare.
22852 * config/i386/i386.c (ix86_using_red_zone): No longer static.
22853 * config/i386/i386.md (stack decrement to push peepholes): Guard
22854 with !x86_using_red_zone ().
22856 2016-04-15 Jakub Jelinek <jakub@redhat.com>
22859 * tree-pretty-print.c (do_niy): Add FLAGS argument, pass it down
22860 to dump_generic_node.
22861 (NIY): Pass also flags to do_niy.
22863 2016-04-15 Thomas Schwinge <thomas@codesourcery.com>
22865 * omp-low.c (simd_clone_struct_alloc, simd_clone_struct_copy)
22866 (simd_clone_vector_of_formal_parm_types)
22867 (simd_clone_clauses_extract, simd_clone_compute_base_data_type)
22868 (simd_clone_mangle, simd_clone_create)
22869 (simd_clone_adjust_return_type, create_tmp_simd_array)
22870 (simd_clone_adjust_argument_types, simd_clone_init_simd_arrays)
22871 (struct modify_stmt_info, ipa_simd_modify_stmt_ops)
22872 (ipa_simd_modify_function_body, simd_clone_linear_addend)
22873 (simd_clone_adjust, expand_simd_clones, ipa_omp_simd_clone)
22874 (pass_data_omp_simd_clone, class pass_omp_simd_clone)
22875 (pass_omp_simd_clone::gate, make_pass_omp_simd_clone): Move into...
22876 * omp-simd-clone.c: ... this new file.
22877 (simd_clone_vector_of_formal_parm_types): Make it static.
22878 * Makefile.in (OBJS): Add omp-simd-clone.o.
22880 2016-04-15 Kirill Yukhin <kirill.yukhin@intel.com>
22883 * config/i386/sse.md: Use proper memory operand modifiers.
22886 2016-04-15 Richard Biener <rguenther@suse.de>
22887 Alan Modra <amodra@gmail.com>
22889 PR tree-optimization/70130
22890 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Detect
22891 when alignment stays not the same and no not use the realign
22894 2016-04-14 Michael Meissner <meissner@linux.vnet.ibm.com>
22897 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Add
22898 direct move handlers for KFmode. Change TFmode handlers test from
22899 FLOAT128_IEEE_P to FLOAT128_VECTOR_P.
22901 2016-04-14 Jakub Jelinek <jakub@redhat.com>
22904 * ipa-utils.h (polymorphic_ctor_dtor_p): New prototype.
22905 * ipa-polymorphic-call.c (polymorphic_ctor_dtor_p): New function.
22906 (inlined_polymorphic_ctor_dtor_block_p): Use it.
22907 * tree-ssa-live.c (remove_unused_scope_block_p): When
22908 in_ctor_dtor_block, avoid discarding not just BLOCKs with
22909 BLOCK_ABSTRACT_ORIGIN being FUNCTION_DECL, but even when
22910 block_ultimate_origin is FUNCTION_DECL.
22911 (remove_unused_locals): If current_function_decl is
22912 polymorphic_ctor_dtor_p, pass initial true to
22913 remove_unused_scope_block_p' is_ctor_dtor_block.
22915 2016-04-14 Martin Sebor <msebor@redhat.com>
22920 * doc/extend.texi (Variable Length): Revert.
22922 2016-04-14 Marek Polacek <polacek@redhat.com>
22923 Jan Hubicka <hubicka@ucw.cz>
22926 * tree.c (verify_type): Disable the canonical type of main variant
22929 2016-04-14 Jason Merrill <jason@redhat.com>
22931 * cfgexpand.c, expr.c: Revert previous change.
22933 2016-04-14 Cesar Philippidis <cesar@codesourcery.com>
22935 PR middle-end/70643
22936 * omp-low.c (lower_oacc_reductions): Check for TREE_CONSTANT
22937 when building a mem ref for the incoming reduction variable.
22939 2016-04-14 Richard Biener <rguenther@suse.de>
22941 PR tree-optimization/70614
22942 * tree-scalar-evolution.c (analyze_evolution_in_loop): Terminate
22943 loop if the evolution dropped to chrec_dont_know.
22944 (interpret_condition_phi): Likewise.
22946 2016-04-14 Richard Biener <rguenther@suse.de>
22948 PR tree-optimization/70623
22949 * tree-ssa-pre.c (changed_blocks): Make global ...
22950 (compute_antic): ... local here. Move and fix worklist
22951 handling here. Do not clear EDGE_DFS_BACK or call mark_dfs_back_edges.
22952 (compute_antic_aux): Add dumping for MAX assumed succs. Remove
22953 worklist handling, dump when ANTIC_IN changed.
22954 (compute_partial_antic_aux): Remove worklist handling.
22955 (init_pre): Do not compute post dominators. Add a comment about
22956 the CFG order chosen.
22957 (fini_pre): Do not free post dominators.
22959 2016-04-13 Martin Sebor <msebor@redhat.com>
22964 * doc/extend.texi (Variable Length): Document C++ specifics.
22966 2016-04-13 Jakub Jelinek <jakub@redhat.com>
22969 * ipa-pure-const.c (pass_nothrow::execute): Call maybe_clean_eh_stmt
22970 on all recursive call stmts. Return TODO_cleanup_cfg if any dead
22971 eh edges have been purged.
22974 * tree-sra.c (create_access_replacement,
22975 get_replaced_param_substitute): Set DECL_NAMELESS on repl if it
22977 * tree-pretty-print.c (dump_fancy_name): New function.
22978 (dump_decl_name, dump_generic_node): Use it.
22980 2016-04-13 Jason Merrill <jason@redhat.com>
22982 * cfgexpand.c (pass_expand::execute): Handle attribute "abi warning".
22983 * expr.c (expand_expr_real_1): Likewise.
22985 2016-04-13 Ilya Enkovich <ilya.enkovich@intel.com>
22987 * config/i386/i386.md (kunpckhi): Swap operands.
22988 (kunpcksi): Likewise.
22989 (kunpckdi): Likewise.
22990 * config/i386/sse.md (vec_pack_trunc_qi): Likewise.
22991 (vec_pack_trunc_<mode>): Likewise.
22993 2016-04-13 Jakub Jelinek <jakub@redhat.com>
22996 * explow.c (convert_memory_address_addr_space_1): Formatting fix.
22998 PR middle-end/70633
22999 * gimplify.c (gimplify_init_constructor): Clear TREE_STATIC if
23000 gimplification turns some element into non-constant.
23003 * rtl.h (convert_memory_address_addr_space_1): New prototype.
23004 * explow.c (convert_memory_address_addr_space_1): No longer static,
23005 add NO_EMIT argument and don't call convert_modes if true, pass
23006 it down recursively, remove break after return.
23007 (convert_memory_address_addr_space): Adjust caller.
23008 * simplify-rtx.c (simplify_unary_operation_1): Call
23009 convert_memory_address_addr_space_1 instead of convert_memory_address,
23010 if it returns NULL, don't simplify.
23012 2016-04-12 Eric Botcazou <ebotcazou@adacore.com>
23015 * config/sparc/sparc.c (sparc_compute_frame_size): Add parentheses.
23017 2016-04-12 Jakub Jelinek <jakub@redhat.com>
23019 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
23020 Bump the upper SIMDLEN limits, so that if the return type or
23021 characteristic type if the return type is void can be passed in
23022 all available SSE2/AVX/AVX2/AVX512-F registers, the SIMDLEN is
23025 2016-04-12 Michael Meissner <meissner@linux.vnet.ibm.com>
23028 * config/rs6000/rs6000.md (ieee_128bit_vsx_neg<mode>2_internal):
23029 Do not use "=" constraint on an input constraint.
23030 (ieee_128bit_vsx_abs<mode>2_internal): Likewise.
23031 (ieee_128bit_vsx_nabs<mode>2_internal): Likewise.
23032 (ieee_128bit_vsx_nabs<mode>2): Correct splitter so that it
23033 generates (neg (abs ...)) instead of (abs ...).
23035 2016-04-12 Jakub Jelinek <jakub@redhat.com>
23037 PR rtl-optimization/70596
23038 * lra-spills.c (spill_pseudos): Don't delete debug insns, instead
23039 just invalidate LRA data and reset them. Adjust dump wording.
23041 2016-04-12 Martin Liska <mliska@suse.cz>
23044 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
23046 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
23048 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
23049 max_loop_iterations_int.
23050 (tree_unswitch_outer_loop): Likewise.
23051 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
23052 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
23054 2016-04-12 Tom de Vries <tom@codesourcery.com>
23056 PR tree-optimization/68756
23057 * graphite-isl-ast-to-gimple.c (copy_cond_phi_args): Use new_expr
23058 instead of new_name.
23060 2016-04-12 Jakub Jelinek <jakub@redhat.com>
23062 PR tree-optimization/70602
23063 * tree-sra.c (generate_subtree_copies): Don't write anything into
23064 constant pool decls.
23066 * omp-low.c (lower_omp_target): Use GOMP_MAP_FIRSTPRIVATE_INT
23067 regardless whether there are depend clauses or not.
23069 2016-04-11 Michael Meissner <meissner@linux.vnet.ibm.com>
23072 * config/rs6000/rs6000.c (rs6000_opt_masks): Disable using the
23073 target attribute and pragma from changing the -mfloat128
23074 and -mfloat128-hardware options.
23076 * doc/extend.texi (Additional Floating Types): Document PowerPC
23077 __float128 restrictions.
23079 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
23082 * config/aarch64/driver-aarch64.c
23083 (aarch64_get_extension_string_for_isa_flags): New.
23084 (arch_extension): Rename to...
23085 (aarch64_arch_extension): ...This.
23086 (ext_to_feat_string): Rename to...
23087 (aarch64_extensions): ...This.
23088 (aarch64_core_data): Keep track of architecture extension flags.
23089 (cpu_data): Rename to...
23090 (aarch64_cpu_data): ...This.
23091 (aarch64_arch_driver_info): Keep track of architecture extension
23093 (get_arch_name_from_id): Rename to...
23094 (get_arch_from_id): ...This, change return type.
23095 (host_detect_local_cpu): Update and reformat for renames, handle
23096 extensions through common infrastructure.
23098 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
23101 * config/aarch64/aarch64-common.c (aarch64_option_extension): Keep
23102 track of a canonical flag name.
23103 (all_extensions): Likewise.
23104 (arch_to_arch_name): Also track extension flags enabled by the arch.
23105 (all_architectures): Likewise.
23106 (aarch64_parse_extension): Move to here.
23107 (aarch64_get_extension_string_for_isa_flags): Take a new argument,
23109 (aarch64_rewrite_selected_cpu): Update for above change.
23110 * config/aarch64/aarch64-option-extensions.def: Rework the way flags
23111 are handled, such that the single explicit value enabled by an
23112 extension is kept seperate from the implicit values it also enables.
23113 * config/aarch64/aarch64-protos.h (aarch64_parse_opt_result): Move
23115 (aarch64_parse_extension): New.
23116 * config/aarch64/aarch64.c (aarch64_parse_opt_result): Move from
23117 here to config/aarch64/aarch64-protos.h.
23118 (aarch64_parse_extension): Move from here to
23119 common/config/aarch64/aarch64-common.c.
23120 (aarch64_option_print): Update.
23121 (aarch64_declare_function_name): Likewise.
23122 (aarch64_start_file): Likewise.
23123 * config/aarch64/driver-aarch64.c (arch_extension): Keep track of
23124 the canonical flag for extensions.
23125 * config.gcc (aarch64*-*-*): Extend regex for capturing extension
23128 2016-04-11 James Greenhalgh <james.greenhalgh@arm.com>
23130 * config/aarch64/aarch64.h (AARCH64_FL_FOR_ARCH8_1): Also add
23133 2016-04-09 Tom de Vries <tom@codesourcery.com>
23135 PR tree-optimization/68953
23136 * graphite-sese-to-poly.c (pdr_add_memory_accesses): Order accesses from
23137 first to last subscript.
23139 2016-04-09 Jakub Jelinek <jakub@redhat.com>
23141 PR tree-optimization/70586
23142 * tree-ssa-ifcombine.c (bb_no_side_effects_p): Return false
23145 2016-04-08 Cesar Philippidis <cesar@codesourcery.com>
23149 PR tree-optimization/70373
23150 PR middle-end/70533
23151 PR middle-end/70534
23152 PR middle-end/70535
23153 * gimplify.c (gimplify_adjust_omp_clauses): Add or adjust data
23154 clauses for acc parallel reductions as necessary. Error on those
23156 * omp-low.c (scan_sharing_clauses): Don't install variables which
23157 are used in acc parallel reductions.
23158 (lower_rec_input_clauses): Remove dead code.
23159 (lower_oacc_reductions): Add support for reference reductions.
23160 (lower_reduction_clauses): Remove dead code.
23161 (lower_omp_target): Don't remap variables appearing in acc parallel
23163 * tree.h (OMP_CLAUSE_MAP_IN_REDUCTION): New macro.
23165 2016-04-08 Jakub Jelinek <jakub@redhat.com>
23167 PR middle-end/70593
23168 * tree-ssa-coalesce.c (build_ssa_conflict_graph): For stmt
23169 with multiple SSA_NAME defs, force the outputs other than first
23170 to be live before calling live_track_process_def on each output.
23172 PR rtl-optimization/70574
23173 * fwprop.c (forward_propagate_and_simplify): Don't add
23174 REG_EQUAL note if DF_REF_REG (use) is a paradoxical subreg.
23175 (try_fwprop_subst): Don't add REG_EQUAL note if there are any
23176 paradoxical subregs within *loc.
23178 2016-04-08 Thomas Schwinge <thomas@codesourcery.com>
23180 * config/arc/arc.h (LINK_COMMAND_SPEC): Use gt to ignore
23181 -ftree-parallelize-loops={0,1}.
23182 * config/darwin.h (LINK_COMMAND_SPEC_A): Likewise.
23183 * config/i386/mingw32.h (GOMP_SELF_SPECS): Likewise.
23184 * config/ia64/hpux.h (LIB_SPEC): Likewise.
23185 * config/pa/pa-hpux11.h (LIB_SPEC): Likewise.
23186 * config/pa/pa64-hpux.h (LIB_SPEC): Likewise.
23188 2016-04-08 Maxim Ostapenko <m.ostapenko@samsung.com>
23191 * asan.c (instrument_derefs): If we get unknown location, extract it
23192 with EXPR_LOCATION.
23193 (maybe_instrument_call): Instrument gimple_call's arguments if needed.
23195 2016-04-08 Tom de Vries <tom@codesourcery.com>
23197 * omp-low.c (lower_omp_target): Set TREE_NO_WARNING for oacc
23198 implicit firstprivate clause.
23200 2016-04-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23203 * config/arm/thumb2.md (tst + branch-> lsls + branch
23204 peephole below *orsi_not_shiftsi_si): Require that condition
23205 register is dead after the peephole.
23206 (second peephole after the above): Likewise.
23208 2016-04-08 Alan Modra <amodra@gmail.com>
23211 * builtins.c (fold_builtin_classify): For IBM extended precision,
23212 look at just the high-order double to test for NaN.
23213 (fold_builtin_interclass_mathfn): Similarly for Inf. For isnormal
23214 test just the high double for Inf but both doubles for subnormal
23217 2016-04-07 Jakub Jelinek <jakub@redhat.com>
23219 * cgraph.h (struct cgraph_simd_clone): Add mask_mode field.
23220 * omp-low.c (simd_clone_init_simd_arrays, simd_clone_adjust): Handle
23221 node->simdclone->mask_mode != VOIDmode masks.
23222 (simd_clone_adjust_argument_types): Likewise. Move sc var definition
23223 earlier, use it instead of node->simdclone.
23224 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
23225 Set clonei->mask_mode.
23227 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
23230 * parser.c (cp_parser_iteration_statement): New parameter IF_P.
23231 Pass it through to cp_parser_already_scoped_statement.
23232 (cp_parser_already_scoped_statement): New parameter IF_P. Pass
23233 it through to cp_parser_statement.
23234 (cp_parser_statement): Pass IF_P through to
23235 cp_parser_iteration_statement.
23236 (cp_parser_pragma): Adjust call to
23237 cp_parser_iteration_statement.
23239 2016-04-06 Patrick Palka <ppalka@gcc.gnu.org>
23242 * gimplify.c (gimplify_omp_ordered): Add explicit braces to
23243 resolve a future -Wparentheses warning.
23244 * omp-low.c (scan_sharing_clauses): Likewise.
23245 * tree-parloops.c (eliminate_local_variables): Likewise.
23247 2016-04-06 Vladimir Makarov <vmakarov@redhat.com>
23249 PR rtl-optimization/70398
23250 * lra-constraints.c (process_address_1): Check zero scale and code
23251 for reloading with zero scale.
23253 2016-04-06 Uros Bizjak <ubizjak@gmail.com>
23255 * config/i386/sse.md (shuffletype): Add V32HI and V4TI modes.
23256 (ssescalarsize): Add V8SF, V4SF, V4DF and V2DF modes.
23258 2016-04-06 Jakub Jelinek <jakub@redhat.com>
23260 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
23261 Add support for AVX512F clones, include them by default for
23262 exported OpenMP declare simd functions. For AVX2 allow simdlen 32
23263 and use it if charasteric type is 8-bit, for AVX512F allow simdlen
23266 PR middle-end/70550
23267 * tree.h (OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT): Define.
23268 * gimplify.c (gimplify_adjust_omp_clauses_1): Set it for implicit
23269 firstprivate clauses.
23270 * omp-low.c (lower_send_clauses): Set TREE_NO_WARNING for
23271 OMP_CLAUSE_FIRSTPRIVATE_IMPLICIT !by_ref vars in task contexts.
23272 (lower_omp_target): Set TREE_NO_WARNING for
23273 non-addressable possibly uninitialized vars which are copied into
23274 addressable temporaries or copied for GOMP_MAP_FIRSTPRIVATE_INT.
23276 2016-04-05 John David Anglin <danglin@gcc.gnu.org>
23278 * config/pa/predicates.md (integer_store_memory_operand): Accept
23279 REG+D operands with a large offset when reload_in_progress is true.
23280 (floating_point_store_memory_operand): Likewise.
23282 2016-04-05 Jakub Jelinek <jakub@redhat.com>
23285 * match.pd (nested int casts): Limit to GIMPLE.
23287 2016-04-05 Jan Hubicka <hubicka@ucw.cz>
23290 * ipa-devirt.c (maybe_record_node): Fix comment; use
23291 SANITIZE_UNREACHABLE instead of SANITIZE_UNDEFINED.
23293 2016-04-05 Jakub Jelinek <jakub@redhat.com>
23295 PR rtl-optimization/70542
23296 * ree.c (add_removable_extension): For VECTOR_MODE_P punt
23297 if there are any uses other than insn or debug insns.
23299 2016-04-05 Marc Glisse <marc.glisse@inria.fr>
23300 Jakub Jelinek <jakub@redhat.com>
23302 PR tree-optimization/70509
23303 * simplify-rtx.c (simplify_binary_operation_1) <case VEC_SELECT>:
23304 Shift HOST_WIDE_INT_1U instead of 1.
23306 2016-04-05 Zdenek Sojka <zsojka@seznam.cz>
23308 PR tree-optimization/70509
23309 * tree-ssa-forwprop.c (simplify_bitfield_ref): Use bitsize_int instead
23310 of the vector base type for index.
23312 2016-04-05 Uros Bizjak <ubizjak@gmail.com>
23315 * config/i386/sse.md (iptr): Add V64QI, V32HI, V16SI and V8DI modes.
23317 2016-04-05 Richard Biener <rguenther@suse.de>
23319 PR tree-optimization/70526
23320 * tree-sra.c (build_ref_for_offset): Use prev_base to
23321 extract the alias pointer type.
23323 2016-04-05 Richard Biener <rguenther@suse.de>
23325 * dse.c (struct store_info): Remove alias_set member.
23326 (struct read_info_type): Likewise.
23327 (clear_alias_group, clear_alias_mode_table, clear_alias_mode_holder,
23328 spill_deleted, clear_alias_set_lookup): Remove.
23329 (get_group_info): Remove dead base == NULL_RTX case.
23330 (dse_step0): Remove initialization of removed variables.
23331 (delete_dead_store_insn): Reomve alias set dumping.
23332 (free_read_records): Remove alias_set handling.
23333 (canon_address): Remove alias_set_out parameter.
23334 (record_store): Remove spill_alias_set, it's always zero.
23335 (check_mem_read_rtx): Likewise.
23336 (dse_step2): Rename from ...
23337 (dse_step2_nospill): ... this. Adjust.
23338 (scan_stores): Rename from ...
23339 (scan_stores_nospill): ... this.
23340 (scan_reads): Rename from ...
23341 (scan_reads_nospill): ... this.
23342 (scan_stores_spill, scan_reads_spill): Remove.
23343 (dse_step3_scan): Remove for_spills argument which is always false.
23344 (dse_step3): Likewise.
23345 (dse_step5): Rename from ...
23346 (dse_step5_nospill): ... this. Remove alias_set handling.
23347 (rest_of_handle_dse): Adjust.
23349 2016-04-05 Jakub Jelinek <jakub@redhat.com>
23352 * config/i386/sse.md (*andnot<mode>3): Simplify assertions.
23353 Use vpandn<ssemodesuffix> for V16SI/V8DImode, vpandnq for
23354 V32HI/V64QImode, don't use <mask_operand3_1>, fix up formatting.
23355 (*andnot<mode>3_mask): Remove insn with VI12_AVX512VL iterator.
23357 2016-04-05 Richard Biener <rguenther@suse.de>
23359 PR middle-end/70499
23360 * gimplify-me.c (gimple_regimplify_operands): Do not rewrite
23361 non-register type temporaries into SSA.
23363 2016-04-04 Jan Hubicka <hubicka@ucw.cz>
23366 * ipa-devirt.c (maybe_record_node): Do not optimize cxa_pure_virtual
23367 calls when sanitizing.
23368 (possible_polymorphic_call_target_p): Fix formatting.
23370 2016-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
23371 Jakub Jelinek <jakub@redhat.com>
23373 PR middle-end/70457
23374 * tree-inline.c (estimate_num_insn): Use gimple_call_builtin_p
23375 to ensure a call statement is compatible with a built-in's
23377 * tree-ssa-math-opts.c (pass_optimize_windening_mul::execute):
23380 2016-04-04 Richard Biener <rguenther@suse.de>
23382 PR rtl-optimization/70484
23383 * rtl.h (canon_output_dependence): Declare.
23384 * alias.c (canon_output_dependence): New function.
23385 * dse.c (record_store): Use canon_output_dependence rather
23386 than canon_true_dependence.
23388 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
23391 * cgraph.h (symtab_node::copy_visibility_from): New function.
23392 * symtab.c (symtab_node::copy_visibility_from): New function.
23393 * ipa-visibility.c (optimize_weakref): New function.
23394 (function_and_variable_visibility): Use it.
23396 2016-04-04 Martin Liska <mliska@suse.cz>
23399 * hsa-gen.c (gen_hsa_insns_for_switch_stmt): Guard index
23400 value that is really in range handled by SBR instruction.
23401 * hsa-brig.c (emit_switch_insn): Do not emit unconditional jump.
23402 * hsa-dump.c (dump_hsa_insn_1): Do not dump default BB.
23403 * hsa.h (hsa_insn_sbr::m_default_bb): Remove field.
23405 2016-04-03 Oleg Endo <olegendo@gcc.gnu.org>
23409 * config/sh/sh.md (*addsi3): Allow pattern when reload_in_progress is
23410 set, but not for SP_REG operands.
23412 2016-04-02 Martin Sebor <msebor@redhat.com>
23415 * fold-const.c (maybe_nonzero_address): New function.
23416 (fold_comparison): Call it. Fold equality and relational
23417 expressions involving null pointers.
23418 (tree_single_nonzero_warnv_p): Call maybe_nonzero_address.
23420 2016-03-31 Evandro Menezes <e.menezes@samsung.com>
23422 Fix the predicate "aarch64_simd_reg_or_zero" to correctly validate
23423 the "Y" constraint (scalar FP 0.0 immediate).
23425 * config/aarch64/predicates.md (aarch64_simd_reg_or_zero):
23426 Add the "const_double" to the list of operand constraints.
23428 2016-04-01 Jakub Jelinek <jakub@redhat.com>
23430 PR rtl-optimization/70467
23431 * config/i386/i386.md (*add<dwi>3_doubleword, *sub<dwi>3_doubleword):
23432 If low word of the last operand is 0, just emit addition/subtraction
23435 2016-04-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
23438 * config/s390/s390.c (s390_expand_insv): Check for everything
23439 constant instead of just VOIDmode stuff.
23441 2016-04-01 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
23444 * config/arm/arm.h (ASM_APP_OFF): Handle TARGET_ARM and TARGET_THUMB.
23446 2016-04-01 Nathan Sidwell <nathan@acm.org>
23448 * tree.def (TRY_CATCH_EXPR): Correct documentation.
23450 2016-03-31 Vladimir Makarov <vmakarov@redhat.com>
23452 PR rtl-optimization/70461
23453 * ira-color.c (allocno_copy_cost_saving): Use allocno class if it
23456 2016-03-31 Martin Liska <mliska@suse.cz>
23459 * hsa-brig.c (hsa_op_immed::emit_to_buffer): Emit either
23460 a tree value or an immediate integer value to a buffer
23461 that is eventually copied to a BRIG section.
23462 (emit_immediate_operand): Call the function here.
23463 * hsa-dump.c (dump_hsa_immed): Remove checking assert.
23464 * hsa-gen.c (hsa_op_immed::hsa_op_immed): Remove initialization
23465 of class' fields that are removed.
23466 (hsa_op_immed::~hsa_op_immed): Remove deinitialization.
23467 * hsa.h (class hsa_op_immed): Remove m_brig_repr and
23468 m_brig_repr_size fields.
23470 2016-03-31 Martin Liska <mliska@suse.cz>
23473 * hsa-gen.c (hsa_function_representation::update_dominance): New
23475 (convert_addr_to_flat_segment): Likewise.
23476 (gen_hsa_memory_set): New alignment argument.
23477 (gen_hsa_ctor_assignment): Likewise.
23478 (gen_hsa_insns_for_single_assignment): Provide alignment
23479 to gen_hsa_ctor_assignment.
23480 (gen_hsa_insns_for_direct_call): Add new argument.
23481 (expand_lhs_of_string_op): New function.
23482 (expand_string_operation_builtin): Likewise.
23483 (expand_memory_copy): New function.
23484 (expand_memory_set): New function.
23485 (gen_hsa_insns_for_call): Use HOST_WIDE_INT.
23486 (convert_switch_statements): Change signature.
23487 (generate_hsa): Use a return value of the function.
23488 (pass_gen_hsail::execute): Do not call
23489 convert_switch_statements here.
23490 * hsa-regalloc.c (hsa_regalloc): Call update_dominance.
23491 * hsa.h (hsa_function_representation::m_modified_cfg): New flag.
23492 (hsa_function_representation::update_dominance): New function.
23494 2016-03-31 Martin Liska <mliska@suse.cz>
23497 * hsa-brig.c (emit_directive_variable): Emit alignment
23498 according to hsa_symbol::m_align.
23499 * hsa-dump.c (hsa_byte_alignment): Move the function to another file.
23500 (dump_hsa_symbol): Dump alignment of HSA symbols.
23501 * hsa-gen.c (get_symbol_for_decl): Set-up alignment of a symbol.
23502 (gen_hsa_addr_with_align): New function.
23503 (hsa_bitmemref_alignment): Use newly added function.
23504 (gen_hsa_insns_for_load): Likewise.
23505 (gen_hsa_insns_for_store): Likewise.
23506 (gen_hsa_memory_copy): New argument added.
23507 (gen_hsa_insns_for_single_assignment): Respect
23508 alignment for assignments processed via gen_hsa_memory_copy.
23509 (gen_hsa_insns_for_direct_call): Likewise.
23510 (gen_hsa_insns_for_return): Likewise.
23511 (gen_function_def_parameters): Set default alignment.
23512 * hsa.c (hsa_object_alignment): New function.
23513 (hsa_byte_alignment): Pasted function.
23514 * hsa.h (hsa_symbol::m_align): New field.
23516 2016-03-31 Bin Cheng <bin.cheng@arm.com>
23518 * tree-ssa-loop-ivopts.c (get_computation_cost_at): Initialize
23519 scratch field for goto case.
23521 2016-03-31 James Greenhalgh <james.greenhalgh@arm.com>
23523 * config/arm/linux-elf.h (ASM_OUTPUT_DEF): Delete.
23525 2016-03-31 Ilya Enkovich <enkovich.gnu@gmail.com>
23528 * config/i386/i386.c (scalar_chain::convert_op): Fix description.
23529 (scalar_chain::convert_insn): Call convert_op for reg
23530 moves to handle undefined registers.
23532 2016-03-31 Nathan Sidwell <nathan@acm.org>
23535 * varasm.c (output_constructor_regular_field): Flush bitfield earlier.
23536 Assert we don't want to move backwards.
23538 2016-03-31 Kirill Yukhin <kirill.yukhin@intel.com>
23541 * config/i386/sse.md (define_mode_attr shuffletype): Fix typo.
23543 2016-03-31 Jakub Jelinek <jakub@redhat.com>
23545 PR rtl-optimization/70460
23546 * ira.c (indirect_jump_optimize): Don't substitute LABEL_REF
23547 with operand from REG_LABEL_OPERAND, instead substitute
23548 SET_SRC or REG_EQUAL note content if it is a LABEL_REF.
23549 Don't do anything for REG_NON_LOCAL_GOTO jumps.
23551 2016-03-31 Martin Liska <mliska@suse.cz>
23553 * passes.c (execute_one_pass): Do not call
23554 todo_after for a discarded function.
23556 2016-03-31 Bin Cheng <bin.cheng@arm.com>
23558 * tree-ssa-loop-ivopts.c (struct comp_cost): New scrach field.
23559 (no_cost, infinite_cost): Initialize the new field.
23560 (get_computation_cost_at): Record setup cost.
23561 (determine_use_iv_cost_address): Skip cost computation for sub
23562 uses if we can estimate it without losing accuracy.
23564 2016-03-30 Jan Hubicka <hubicka@ucw.cz>
23566 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): We can't get realistic
23568 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Use also
23569 max_loop_iterations_int.
23570 (tree_unswitch_outer_loop): Likewise.
23571 * tree-ssa-loop-ivopts.c (avg_loop_niter): Likewise.
23572 * tree-vect-loop.c (vect_analyze_loop_2): Likewise.
23574 2016-03-30 Richard Biener <rguenther@suse.de>
23576 PR middle-end/70450
23577 * fold-const.c (extract_muldiv_1): Fix thinko in wide_int::from usage.
23579 2016-03-30 Jakub Jelinek <jakub@redhat.com>
23582 * config/i386/i386.c (ix86_expand_vector_set): Fix up argument order
23583 in gen_blendm expander.
23585 2016-03-30 Nick Clifton <nickc@redhat.com>
23588 * config/arm/arm.c (arm_reload_out_hi): Add code to handle the
23589 case where we are already provided with an SImode SUBREG.
23591 2016-03-30 H.J. Lu <hongjiu.lu@intel.com>
23594 * config/i386/i386.c (ix86_expand_epilogue): Properly check
23595 conflict between DRAP register and __builtin_eh_return.
23597 2016-03-30 Michael Matz <matz@suse.de>
23598 Richard Biener <rguenther@suse.de>
23601 * ipa-polymorphic-call.c (struct type_change_info): Change
23602 speculative to an unsigned allowing to limit the work we do.
23603 (csftc_abort_walking_p): New inline function..
23604 (check_stmt_for_type_change): Limit the number of may-defs
23605 skipped for speculative devirtualization to
23606 max-speculative-devirt-maydefs.
23607 * params.def (max-speculative-devirt-maydefs): New param.
23608 * doc/invoke.texi (--param max-speculative-devirt-maydefs): Document.
23610 2016-03-30 Mike Stump <mrs@gcc.gnu.org>
23613 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Use when profiling
23616 2016-03-30 Patrick Palka <ppalka@gcc.gnu.org>
23618 PR tree-optimization/59124
23619 * tree-vrp.c (register_edge_assert_for_2): For NAME != CST1
23620 where NAME = A +- CST2 add the assertion A != (CST1 -+ CST2).
23622 2016-03-29 Jeff Law <law@redhat.com>
23624 * tree-ssa-coalesce.c (struct ssa_conflicts): Fix typo in comment.
23626 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
23628 * tree-ssa-loop-ivcanon.c (try_peel_loop): Change type of peel
23631 2016-03-29 Thomas Schwinge <thomas@codesourcery.com>
23633 * config/gnu.h (CPP_SPEC, LIB_SPEC): Don't override.
23634 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt1.o instead of
23635 gcrt0.o if linking dynamically.
23637 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
23640 * ipa-devirt.c (methods_equal_p): New function.
23641 (compare_virtual_tables): Use it.
23642 * cgraph.h (symbol_table::symbol_suffix_separator): Declare.
23643 * cgraphclones.c (clone_function_name_1): Use
23644 symbol_table::symbol_suffix_separator.
23645 * coverage.c (build_var): Likewise.
23646 * symtab.c (symbol_table::symbol_suffix_separator): New.
23648 2016-03-29 Jakub Jelinek <jakub@redhat.com>
23650 PR rtl-optimization/70429
23651 * combine.c (simplify_shift_const_1): For ASHIFTRT don't optimize
23652 (cst1 >> count) >> cst2 into (cst1 >> cst2) >> count if
23653 mode != result_mode.
23656 * tree-inline.c (remap_decls): Don't add_local_decl if cfun is null.
23658 PR tree-optimization/70405
23659 * ssa-iterators.h (num_imm_uses): Add missing braces.
23661 2016-03-29 Vladimir Makarov <vmakarov@redhat.com>
23663 PR rtl-optimization/68695
23664 * ira-color.c (allocno_copy_cost_saving): New.
23665 (improve_allocation): Use it.
23667 2016-03-29 Richard Henderson <rth@redhat.com>
23669 PR middle-end/70355
23670 * lower-subreg.c (simplify_subreg_concatn): Reject paradoxical subregs.
23672 2016-03-29 Richard Biener <rguenther@suse.de>
23674 PR middle-end/70424
23675 * ipa-prop.c (ipa_compute_jump_functions_for_edge): Always
23676 use alignment returned by get_pointer_alignment_1 if it is
23677 bigger than BITS_PER_UNIT.
23678 * builtins.c (get_pointer_alignment_1): Do not return true
23679 for alignment extracted from SSA info.
23681 2016-03-28 James Bowman <james.bowman@ftdichip.com>
23683 * config/ft32/ft32.opt (mnodiv): New.
23684 * config/ft32/ft32.md (*divsi3, *modsi3): Qualify with TARGET_NODIV.
23685 * doc/invoke.texi (FT32 Options -mnodiv): New.
23687 2016-03-28 Kirill Yukhin <kirill.yukhin@intel.com>
23690 * config/i386/i386.md (define_split, andn): Fix modes.
23692 2016-03-26 Richard Biener <rguenther@suse.de>
23693 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
23696 * ipa-inline-transform.c (inline_call): Pass opts_for_fn (to->decl)
23698 TREE_OPTIMIZATION (DECL_FUNCTION_SPECIFIC_OPTIMIZATION (to->decl))
23699 as 2nd argument to cl_optimization_restore().
23701 2016-03-25 Richard Henderson <rth@redhat.com>
23704 * config/aarch64/aarch64.c (aarch64_asm_output_pool_epilogue): New.
23705 * config/aarch64/aarch64-protos.h: Declare it.
23706 * config/aarch64/aarch64.h (ASM_OUTPUT_POOL_EPILOGUE): New.
23708 2016-03-25 Alan Modra <amodra@gmail.com>
23711 * config/rs6000/constraints.md (j): Simplify.
23712 * config/rs6000/predicates.md (easy_fp_constant): Exclude
23714 * config/rs6000/rs6000.md (zero_fp): New mode_attr.
23715 (mov<mode>_hardfloat, mov<mode>_hardfloat32, mov<mode>_hardfloat64,
23716 mov<mode>_64bit_dm, mov<mode>_32bit): Use zero_fp in place of j
23717 in all constraint alternatives.
23718 (movtd_64bit_nodm): Delete "j" constraint alternative.
23720 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
23722 * tree-ssa-propagate.c: Enhance docs for
23723 SSA_PROP_NOT_INTERESTING.
23725 2016-03-24 Aldy Hernandez <aldyh@redhat.com>
23727 * doc/extend.texi: Fix typo in documentation to pure attribute.
23729 2016-03-24 John David Anglin <danglin@gcc.gnu.org>
23732 * config/pa/pa.md (bswapdi2): Use a scratch register.
23734 2016-03-24 Richard Henderson <rth@redhat.com>
23736 PR middle-end/69845
23737 * fold-const.c (extract_muldiv_1): Correct test for multiplication
23740 2016-03-24 Uros Bizjak <ubizjak@gmail.com>
23742 * config/i386/i386.md (*anddi3_doubleword): Generate AND insn
23743 using ix86_expand_binary_operator instead of gen_andsi3.
23745 2016-03-24 Richard Biener <rguenther@suse.de>
23747 PR tree-optimization/70396
23748 * tree-vect-stmts.c (vectorizable_comparison): Use
23749 get_vectype_for_scalar_type.
23751 2016-03-24 Richard Biener <rguenther@suse.de>
23753 PR middle-end/70370
23754 * gimplify.c (gimplify_asm_expr): Handle !allows_mem outputs
23755 with register bases.
23757 2016-03-24 Richard Biener <rguenther@suse.de>
23759 PR tree-optimization/70372
23760 * tree-ssa-reassoc.c (eliminate_plus_minus_pair): Use
23761 build_all_ones_cst to also handle vector types correctly.
23763 2016-03-23 Michael Meissner <meissner@linux.vnet.ibm.com>
23766 * config/rs6000/rs6000-cpus.def (ISA_2_6_MASKS_SERVER): Do not set
23769 2016-03-23 Marek Polacek <polacek@redhat.com>
23772 * doc/invoke.texi: Document -Wignored-attributes.
23774 2016-03-23 Bin Cheng <bin.cheng@arm.com>
23776 PR tree-optimization/69042
23777 * params.def (PARAM_IV_CONSIDER_ALL_CANDIDATES_BOUND): Increase the
23778 parameter from 30 to 40.
23780 2016-03-23 Bin Cheng <bin.cheng@arm.com>
23782 PR tree-optimization/69042
23783 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Add IV cand
23784 for use with constant offset stripped in base.
23786 2016-03-23 Richard Biener <rguenther@suse.de>
23788 PR middle-end/70251
23789 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Adjust
23790 mode compatibility check.
23791 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
23793 2016-03-23 Jeff Law <law@redhat.com>
23795 PR tree-optimization/64058
23796 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field
23798 (struct ssa_conflicts): Move up earlier in the file.
23799 (conflicts_, var_map_): New static variables.
23800 (initialize_conflict_count): New function to initialize the
23801 CONFLICT_COUNT field for each conflict pair.
23802 (compare_pairs): Lazily initialize the conflict count and use it
23803 as the first tie-breaker.
23804 (sort_coalesce_list): Add new arguments conflicts, map. Initialize
23805 and wipe conflicts_ and map_ around the call to qsort. Remove
23806 special case for 2 coalesce pairs.
23807 * bitmap.c (bitmap_count_unique_bits): New function.
23808 (bitmap_count_bits_in_word): New function, extracted from
23810 (bitmap_count_bits): Use bitmap_count_bits_in_word.
23811 * bitmap.h (bitmap_count_unique_bits): Declare it.
23813 2016-03-23 Ilya Enkovich <enkovich.gnu@gmail.com>
23816 * config/i386/sol2.h (ASM_OUTPUT_DEF_FROM_DECLS): Follow
23817 transparent alias chain for decl assembler name.
23818 * config/sol2.c (solaris_assemble_visibility): Likewise.
23820 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23822 * config/arm/arm1020e.md (1020call_op): Reduce reservation
23824 (v10_fdivs): Likewise.
23825 (v10_fdivd): Likewise.
23827 2016-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
23830 * config/arm/driver-arm.c (host_detect_local_cpu): Reorder exit logic
23831 to not call fclose twice on file.
23833 2016-03-23 Jakub Jelinek <jakub@redhat.com>
23835 PR tree-optimization/70354
23836 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
23837 oprnd0 is wider than oprnd1 and there is a cast from the wider
23838 type to oprnd1, mask it with the mask of the narrower type.
23841 * config/i386/i386.md (*anddi3_doubleword, *<code>di3_doubleword):
23842 Optimize TARGET_STV splitters, if high or low word of last argument
23845 2016-03-22 Jeff Law <law@redhat.com>
23848 tree-ssa-threadbackward.c
23849 (fsm_find_control_statement_thread_paths): Correctly distinguish
23850 between old style jump threads vs FSM jump threads.
23852 2016-03-22 Ilya Enkovich <enkovich.gnu@gmail.com>
23855 * config/i386/i386.c (scalar_chain::convert_op): Support
23856 uninitialized register usage case.
23858 2016-03-22 Richard Biener <rguenther@suse.de>
23860 PR middle-end/70251
23861 * genmatch.c (gen_transform): Adjust last parameter to a three-state
23863 (capture::gen_transform): ... to change behavior when substituting
23864 a condition into cond or not-cond expr context.
23865 (dt_simplify::gen_1): Adjust.
23866 * gimple-match-head.c: Include gimplify.h for unshare_expr.
23867 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Revert
23868 last change and instead change to
23869 A + (B vcmp C ? 1 : 0) -> A - (B vcmp C ? -1 : 0).
23870 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
23872 2016-03-22 Anthony Green <green@moxielogic.com>
23874 * config/moxie/moxiebox.h (CC1_SPEC): Define. Fix endianness
23875 issue for moxiebox targets.
23876 (CC1PLUS_SPEC): Ditto.
23878 2016-03-22 Richard Biener <rguenther@suse.de>
23880 PR middle-end/70333
23881 * fold-const.c (extract_muldiv_1): Properly perform multiplication
23884 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
23886 * config/i386/i386.c (def_builtin): Remove duplicated functionality.
23888 2016-03-22 Kirill Yukhin <kirill.yukhin@intel.com>
23891 * config/i386/i386.c (def_builtin): Handle
23892 OPTION_MASK_ISA_AVX512VL to be and-ed with other
23894 (const struct builtin_description bdesc_special_args[]):
23895 Remove duplicate ISA bits.
23897 2016-03-22 Jakub Jelinek <jakub@redhat.com>
23900 * config/i386/i386.c (ix86_expand_vecop_qihi): Don't bother computing
23901 d.perm[i] for i >= d.nelt. If not full_interleave, compute d.perm[i]
23902 in a way that works also for AVX512BW.
23905 * config/i386/i386.md (cvtsd2ss splitter): Unpack in destination
23906 instead of source if operands[1] is xmm16 and above and
23907 !TARGET_AVX512VL. Use avx512f_vec_dupv16sf_1 instead of
23908 vec_interleave_lowv4sf if we need to unpack xmm16 and above.
23911 * gimplify.c (gimplify_modify_expr): Call gimple_set_no_warning
23912 on assign if (*from_p) is a comparison, set it to
23913 TREE_NO_WARNING (*from_p).
23915 2016-03-21 Jakub Jelinek <jakub@redhat.com>
23917 PR middle-end/70326
23918 * lra.c (restore_scratches): Ignore deleted insns.
23920 2016-03-21 Marc Glisse <marc.glisse@inria.fr>
23921 Jakub Jelinek <jakub@redhat.com>
23923 PR tree-optimization/70317
23924 * match.pd (cmp @0 @0): Pass @0 instead of TYPE_MODE (TREE_TYPE (@0))
23927 2016-03-21 Uros Bizjak <ubizjak@gmail.com>
23930 * config/i386/i386.md (movxi): Use ix86_expand_vector_move instead
23931 of ix86_expand_move.
23933 (movti): Use general_operand for operand 1 predicate.
23935 2016-03-21 Martin Liska <mliska@suse.cz>
23937 * hsa-dump.c (dump_hsa_insn_1): dump default branch of SBR
23939 (dump_hsa_symbol): Dump BRIG offset of hsa_symbols.
23941 2016-03-21 Martin Liska <mliska@suse.cz>
23944 * ipa-icf.c (sem_function::parse): Skip static
23945 constructors and destructors.
23947 2016-03-21 Jakub Jelinek <jakub@redhat.com>
23950 * config/rs6000/rs6000-c.c (rs6000_macro_to_expand): If IDENT is
23951 function-like macro, peek following token(s) if it is followed
23952 by CPP_OPEN_PAREN token with optional padding in between, and
23953 if not, don't treat it like a macro.
23955 2016-03-21 Thomas Schwinge <thomas@codesourcery.com>
23956 Alexander Monakov <amonakov@ispras.ru>
23958 * config/nvptx/nvptx.c (nvptx_option_override): Don't emit sorry
23959 for the stabs debug format.
23961 2016-03-21 Richard Biener <rguenther@suse.de>
23963 PR tree-optimization/70310
23964 * tree-vect-generic.c (expand_vector_condition): Fold the built
23967 2016-03-21 Kirill Yukhin <kirill.yukhin@intel.com>
23970 * config/i386/sse.md: (define_insn "*vec_dup<mode>"/AVX2):
23971 Block third alternative for AVX-512VL target,
23973 2016-03-21 Martin Liska <mliska@suse.cz>
23976 * hsa-brig.c (emit_function_directives): Mark unemitted
23977 global variables for emission.
23978 * hsa-gen.c (hsa_symbol::hsa_symbol): Initialize a new flag.
23979 (get_symbol_for_decl): Likewise.
23980 * hsa.h (struct hsa_symbol): New flag.
23982 2016-03-21 Richard Biener <rguenther@suse.de>
23984 PR tree-optimization/70288
23985 * tree-ssa-loop-ivcanon.c (tree_estimate_loop_size): Make sure
23986 we do not estimate unsimplified all-constant conditionals or
23987 switches as optimized away.
23989 2016-03-21 Andrey Belevantsev <abel@ispras.ru>
23991 PR rtl-optimization/69102
23992 * sched-deps.c (sched_analyze_insn): Do not set last_args_size field
23993 when we have a readonly dependency context.
23995 2016-03-18 Jeff Law <law@redhat.com>
23997 PR rtl-optimization/70263
23998 * ira.c (memref_used_between_p): Assert we found END in the insn chain.
23999 (update_equiv_regs): When trying to move a store to after the insn
24000 that sets the source of the store, make sure the store occurs after
24001 the insn that sets the source of the store. When successful note
24002 the REG_EQUIV note created in the dump file.
24004 2016-03-16 David Wohlferd <dw@LimeGreenSocks.com>
24005 Bernd Schmidt <bschmidt@redhat.com>
24007 * doc/extend.texi: Document more potential problems with basic asms.
24009 2016-03-18 Bernd Schmidt <bschmidt@redhat.com>
24011 PR rtl-optimization/70278
24012 * lra-constraints.c (split_reg): Handle the case where biggest_mode is
24015 2016-03-18 Jason Merrill <jason@redhat.com>
24017 * calls.c (load_register_parameters): Fix zero size sibcall logic.
24019 2016-03-18 Kirill Yukhin <kirill.yukhin@intel.com>
24021 * config/i386/sse.md: Use vpbroadcastq for broadcasting DF
24022 values to 128b regs.
24024 2016-03-18 Ilya Enkovich <enkovich.gnu@gmail.com>
24026 PR tree-optimization/70252
24027 * tree-vect-stmts.c (supportable_widening_operation): Check resulting
24028 boolean vector has a proper number of elements.
24029 (supportable_narrowing_operation): Likewise.
24031 2016-03-18 Tom de Vries <tom@codesourcery.com>
24034 * cgraph.c (cgraph_node::get_body): Set dump_file to NULL after save.
24036 2016-03-18 Jakub Jelinek <jakub@redhat.com>
24038 * reload1.c (emit_input_reload_insns): Use simplify_replace_rtx
24039 instead of replace_rtx for DEBUG_INSNs.
24041 2016-03-18 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
24043 * config/i386/znver1.md : Fix latencies of FP/SSE/AVX
24044 load type reservations.
24046 2016-03-17 John David Anglin <danglin@gcc.gnu.org>
24049 * config/pa/constraints.md: Revert 2015-02-13 change. Use
24050 define_constraint for "Q" and "T" constraints.
24052 2016-03-17 Evandro Menezes <e.menezes@samsung.com>
24054 Tweak the pipeline model for Exynos M1
24056 * config/aarch64/aarch64.c (exynosm1_tunings): Enable weak prefetching
24059 2016-03-17 David Malcolm <dmalcolm@redhat.com>
24062 * diagnostic-show-locus.c (compatible_locations_p): Handle the case
24063 where one or both locations aren't within a line_map.
24065 2016-03-17 H.J. Lu <hongjiu.lu@intel.com>
24068 * opts.c (finish_options): Don't set flag_pie to the default if
24069 -fpic, -fPIC, -fno-pic or -fno-PIC is used. Set flag_pic to 0
24072 2016-03-17 Joern Rennecke <joern.rennecke@embecosm.com>
24074 * config/i386/i386.md (*movv4qicc_insn+1..36): Pass
24075 true as ALL_REGS argument to replace_rtx.
24077 2016-03-17 Richard Biener <rguenther@suse.de>
24080 * dwarf2out.c (dwarf2out_early_finish): Process deferred_asm_name
24083 2016-03-17 Jakub Jelinek <jakub@redhat.com>
24086 * rtl.h (replace_rtx): Add ALL_REGS argument.
24087 * rtlanal.c (replace_rtx): Likewise. If true, use REGNO
24088 equality and assert mode is the same, instead of just rtx pointer
24090 * config/i386/i386.md (mov + arithmetics with load peephole): Pass
24091 true as ALL_REGS argument to replace_rtx.
24093 2016-03-17 Ilya Enkovich <enkovich.gnu@gmail.com>
24095 * match.pd (A + (B vcmp C ? 1 : 0) -> A - (B vcmp C)): Apply
24096 for boolean vector with vector mode only.
24097 (A - (B vcmp C ? 1 : 0) -> A + (B vcmp C)): Likewise.
24099 2016-03-17 Nick Clifton <nickc@redhat.com>
24102 * config/rx/rx.c (rx_print_integer): Print negative constants in
24105 2016-03-17 Jakub Jelinek <jakub@redhat.com>
24108 * rtlanal.c (replace_rtx): Revert 2016-03-16 change.
24110 2016-03-16 Richard Henderson <rth@redhat.com>
24111 Richard Biener <rguenth@suse.de>
24113 PR middle-end/70240
24114 PR middle-end/68215
24116 * gimplify.c (gimplify_expr) [VEC_COND_EXPR]: Gimplify the
24117 first operand as is_gimple_condexpr.
24119 PR middle-end/70240
24120 PR middle-end/68215
24122 2015-12-11 Eric Botcazou <ebotcazou@adacore.com>
24123 * tree-vect-generic.c (tree_vec_extract): Remove GSI parameter.
24124 Do not gimplify the result.
24125 (do_unop): Adjust call to tree_vec_extract.
24126 (do_binop): Likewise.
24127 (do_compare): Likewise.
24128 (do_plus_minus): Likewise.
24129 (do_negate): Likewise.
24130 (expand_vector_condition): Likewise.
24131 (do_cond): Likewise.
24133 2016-03-16 Richard Henderson <rth@redhat.com>
24136 * config/aarch64/aarch64.c (virt_or_elim_regno_p): New.
24137 (aarch64_classify_address): Use it.
24138 (aarch64_legitimize_address): Force all subexpressions of PLUS
24139 into registers. Simplify as (sfp+const)+reg or (reg+reg)+const.
24141 2016-03-16 Jakub Jelinek <jakub@redhat.com>
24142 Richard Biener <rguenth@suse.de>
24145 * rtlanal.c (replace_rtx): For REG, if from is a REG,
24146 return to even if only REGNO is equal, and assert
24149 2016-03-11 Jeff Law <law@redhat.com>
24151 PR rtl-optimization/70224
24152 * reorg.c (relax_delay_slots): Pass right argument to CROSSING_JUMP_P.
24154 2016-03-16 Richard Henderson <rth@redhat.com>
24156 PR middle-end/70199
24157 * function.h (struct function): Add has_forced_label_in_static.
24158 * gimplify.c (force_labels_r): Set it.
24159 * lto-streamer-in.c (input_struct_function_base): Read it.
24160 * lto-streamer-out.c (output_struct_function_base): Write it.
24161 * tree-inline.c (has_label_address_in_static_1): Remove.
24162 (copy_forbidden): Remove fndecl parameter; test
24163 has_forced_label_in_static.
24164 (inline_forbidden_p): Update call to copy_forbidden.
24165 (tree_versionable_function_p): Likewise.
24166 * ipa-chkp.c (chkp_instrumentable_p): Likewise.
24167 (chkp_versioning): Likewise.
24168 * tree-inline.h (copy_forbidden): Update decl.
24170 2016-03-16 Marek Polacek <polacek@redhat.com>
24173 * cgraphunit.c (cgraph_node::expand_thunk): Also build call to the
24174 function being thunked if the result type doesn't have fixed size.
24175 * gimplify.c (gimplify_modify_expr): Also set LHS if the result type
24176 doesn't have fixed size.
24178 2016-03-16 Bin Cheng <bin.cheng@arm.com>
24180 * tree-vect-loop.c (vect_analyze_loop_2): Fix wrong dump info by
24181 reporting malformed loop nest.
24183 2016-03-16 Tom de Vries <tom@codesourcery.com>
24186 * ipa-devirt.c (possible_polymorphic_call_targets): Move
24187 nodes.length () == 1 test to before first nodes[0] access.
24189 2016-03-16 Tom de Vries <tom@codesourcery.com>
24191 PR tree-optimization/68715
24192 * graphite-scop-detection.c (scop_detection::merge_sese): Add missing
24193 single_pred_p test.
24195 2016-03-16 Tom de Vries <tom@codesourcery.com>
24197 PR tree-optimization/68809
24198 * graphite-scop-detection.c (same_close_phi_node): Test if result types
24201 2016-03-16 Carlos O'Donell <carlos@redhat.com>
24202 Sandra Loosemore <sandra@codesourcery.com>
24204 * doc/extend.texi (Common Function Attributes): Describe ifunc impact
24205 on leaf attribute. Mention ELF interposition problems.
24207 2016-03-16 Alan Modra <amodra@gmail.com>
24209 PR rtl-optimization/69195
24210 PR rtl-optimization/47992
24211 * ira.c (indirect_jump_optimize): Ignore artificial defs.
24214 2016-03-15 Eric Botcazou <ebotcazou@adacore.com>
24217 * dwarf2out.c (flush_limbo_die_list): Really flush the limbo list.
24219 2016-03-15 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
24221 * config/avr/avr.md (rotl<mode>3): Set mode for operand 2.
24223 2016-03-15 Jakub Jelinek <jakub@redhat.com>
24225 PR rtl-optimization/70222
24226 * combine.c (simplify_shift_const_1): For A >> B >> C LSHIFTRT
24227 optimization if mode is different from result_mode, queue up masking
24228 of the result in outer_op. Formatting fix.
24230 PR middle-end/70239
24231 * tree-ssa-sccvn.c (VN_INFO_GET): Use safe_grow_cleared instead
24234 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
24236 PR rtl-optimization/69032
24237 * sel-sched-ir.c (get_seqno_by_preds): Include both insn and head when
24238 looping backwards over basic block insns.
24240 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
24243 * sel-sched-ir.c (merge_expr): Avoid changing the speculative pattern
24244 to non-speculative when propagating trap bits.
24246 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
24248 PR rtl-optimization/63384
24249 * sel-sched.c (invoke_aftermath_hooks): Do not decrease issue_more on
24250 DEBUG_INSN_P insns.
24252 2016-03-15 Andrey Belevantsev <abel@ispras.ru>
24255 * sched-deps.c (get_implicit_reg_pending_clobbers): New function,
24256 factored out from ...
24257 (sched_analyze_insn): ... here.
24258 * sched-int.h (get_implicit_reg_pending_clobbers): Declare it.
24259 * sel-sched-ir.c (setup_id_implicit_regs): New function, use
24260 get_implicit_reg_pending_clobbers in it.
24261 (setup_id_reg_sets): Use setup_id_implicit_regs.
24262 (deps_init_id): Ditto.
24264 2016-03-15 Tom de Vries <tom@codesourcery.com>
24267 * cgraph.c (cgraph_node::get_body): Save, reset and restore
24269 * passes.c (execute_one_ipa_transform_pass): Add missing argument to
24270 execute_function_dump.
24271 (execute_one_pass): Don't dump function if it will be dumped after ipa
24274 2016-03-15 Segher Boessenkool <segher@kernel.crashing.org>
24276 * genrecog.c (match_pattern_2): If pred is NULL don't call
24277 safe_predicate_mode on it.
24279 2016-03-14 Jakub Jelinek <jakub@redhat.com>
24281 PR middle-end/70219
24282 * lra-constraints.c (delete_move_and_clobber): Change assertion
24283 to also allow dregno == 0.
24285 2016-03-14 Richard Henderson <rth@redhat.com>
24288 * tree-ssa-reassoc.c (ovce_extract_ops, optimize_vec_cond_expr): New.
24289 (can_reassociate_p): Allow ANY_INTEGRAL_TYPE_P.
24290 (reassociate_bb): Use optimize_vec_cond_expr; avoid
24291 optimize_range_tests, attempt_builtin_copysign and attempt_builtin_powi
24294 2016-03-14 Bernd Schmidt <bschmidt@redhat.com>
24297 * lra-lives.c (process_bb_lives): Also update biggest mode for hard
24299 (lra_create_live_ranges_1): initialize hard register biggest_mode to
24301 * lra-constraints.c (split_reg): For hard regs, try to find the
24302 biggest single-register mode used in the function.
24304 2016-03-14 Richard Biener <rguenther@suse.de>
24306 PR tree-optimization/56365
24307 * tree-ssa-phiopt.c (minmax_replacement): Handle alternate
24308 constants to compare against.
24310 2016-03-14 Segher Boessenkool <segher@kernel.crashing.org>
24313 * config/rs6000/rs6000.md (*ctr<mode>_internal1, *ctr<mode>_internal2,
24314 *ctr<mode>_internal5, *ctr<mode>_internal6): Also allow "d" as output.
24315 (define_split for the GPR case): Use int_reg_operand instead of
24316 gpc_reg_operand for the output.
24318 2016-03-14 Tom de Vries <tom@codesourcery.com>
24320 PR tree-optimization/70045
24321 * graphite-isl-ast-to-gimple.c (graphite_create_new_loop_guard): Unshare
24322 create_empty_if_region_on_edge argument.
24324 2016-03-13 Eric Botcazou <ebotcazou@adacore.com>
24326 * config/arm/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Define.
24327 (STACK_CHECK_PROTECT): Likewise.
24328 * config/i386/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
24329 (STACK_CHECK_PROTECT): Likewise.
24330 * config/rs6000/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise
24331 (STACK_CHECK_PROTECT): Likewise.
24332 * config/rs6000/vxworksae.h (STACK_CHECK_PROTECT): Likewise.
24333 * config/sparc/vxworks.h (STACK_CHECK_STATIC_BUILTIN): Likewise.
24334 (STACK_CHECK_PROTECT): Likewise.
24336 2016-03-12 Andrey Belevantsev <abel@ispras.ru>
24338 PR rtl-optimization/69307
24339 * sel-sched.c (choose_best_pseudo_reg): Properly check for hard
24340 registers in modes that span more than one register.
24342 2016-03-12 Vladimir Makarov <vmakarov@redhat.com>
24345 * lra-constraints.c (delete_move_and_clobber): New.
24346 (remove_inheritance_pseudos): Use it.
24348 2016-03-12 Eric Botcazou <ebotcazou@adacore.com>
24351 * calls.c (emit_library_call_value_1): Clear the ECF_NOTHROW flag if
24352 the libcall is LCT_THROW.
24353 * explow.c (probe_stack_range): Pass LCT_THROW to emit_library_call
24354 for the checking routine.
24356 2016-03-11 Michael Meissner <meissner@linux.vnet.ibm.com>
24359 * config/rs6000/rs6000.md (round32<mode>2_fprs): Do not do the
24360 optimization if we have direct move.
24361 (roundu32<mode>2_fprs): Likewise.
24363 2016-03-11 Bernd Schmidt <bschmidt@redhat.com>
24366 * lra-remat.c (operand_to_remat): Disallow hard regs in the value t
24368 (reg_overlap_for_remat_p): Renamed from input_regno_present_p.
24369 Arguments swapped. All callers changed. Take reg_renumber into
24370 account, and Calculate and compare register ranges for hard regs.
24372 2016-03-11 Jeff Law <law@redhat.com>
24374 PR tree-optimization/70190
24375 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
24376 Handle cases where we can not extract the taken edge, even though we
24377 found a constant value.
24379 PR tree-optimization/64058
24380 * tree-ssa-coalesce.c (struct coalesce_pair): Add new field INDEX.
24381 (num_coalesce_pairs): Move up earlier in file.
24382 (find_coalesce_pair): Initialize the INDEX field for each pair
24384 (compare_pairs): No longer sort on the elements in each pair.
24385 Instead break ties with the index of the coalesce pair.
24387 2016-03-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24390 * config/aarch64/aarch64-protos.h
24391 (aarch64_save_restore_target_globals): New prototype.
24392 * config/aarch64/aarch64-c.c (aarch64_pragma_target_parse):
24393 Call the above when popping pragma.
24394 * config/aarch64/aarch64.c (aarch64_save_restore_target_globals):
24396 (aarch64_set_current_function): Rewrite using the above.
24398 2016-03-11 Jakub Jelinek <jakub@redhat.com>
24400 PR tree-optimization/70177
24401 * gimple-expr.h (extract_ops_from_tree_1): Renamed to ...
24402 (extract_ops_from_tree): ... this. In the 2 argument
24403 overload remove _1 suffix.
24404 * gimple-expr.c (extract_ops_from_tree_1): Renamed to ...
24405 (extract_ops_from_tree): ... this.
24406 * gimple.c (gimple_build_assign, gimple_assign_set_rhs_from_tree):
24408 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
24409 * tree-ssa-forwprop.c (defcodefor_name): Call 3 operand
24410 extract_ops_from_tree instead of 2 operand one.
24412 2016-03-11 Alan Lawrence <alan.lawrence@arm.com>
24414 PR tree-optimization/70013
24415 * tree-sra.c (analyze_access_subtree): Also set grp_unscalarized_data
24416 for constant-pool entries.
24418 2016-03-11 Jakub Jelinek <jakub@redhat.com>
24420 PR rtl-optimization/70174
24421 * expmed.c (store_bit_field_using_insv): Use gen_lowpart_if_possible
24422 followed by gen_lowpart on force_reg instead of just gen_lowpart.
24424 PR tree-optimization/70169
24425 * tree-ssa-loop.c (gen_lsm_tmp_name): Handle FUNCTION_DECL and
24426 LABEL_DECL like VAR_DECL. Emit nothing instead of gcc_unreachable
24429 2016-03-11 Ilya Enkovich <enkovich.gnu@gmail.com>
24430 Jakub Jelinek <jakub@redhat.com>
24433 * config/i386/i386.c (scalar_chain::convert_reg): Skip uses
24434 of uninitialized values.
24436 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24438 * config/s390/s390.md ("trunctddd2"): Turn former define_insn into
24440 ("*trunctddd2"): New pattern definition.
24441 ("trunctdsd2"): Set prep_for_short_prec rounding mode for the
24444 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24446 * config/s390/s390.md (BFP_RND_*, DFP_RND_*): Add new constant
24447 definitions for BFP and DFP rounding modes.
24448 ("fixuns_truncdddi2", "fixuns_trunctddi2")
24449 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2")
24450 ("fix_trunc<DSF:mode><GPR:mode>2", "fix_trunc<mode>di2")
24451 ("fix_trunctf<mode>2"): Use the new constants instead of magic
24454 2016-03-11 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
24456 * config/s390/constraints.md: Adjust comment.
24457 ("Y"): Adjust comment. Rename s390_decompose_shift_count to
24458 s390_decompose_addrstyle_without_index.
24459 * config/s390/predicates.md (shift_count_or_setmem_operand):
24460 Rename to setmem_operand.
24461 * config/s390/s390-protos.h
24462 (s390_decompose_shift_count): Rename to
24463 s390_decompose_addrstyle_without_index.
24464 * config/s390/s390.c (s390_decompose_shift_count)
24465 (s390_mem_constraint, print_shift_count_operand)
24466 (print_operand_address, print_operand): Rename
24467 s390_decompose_shift_count to
24468 s390_decompose_addrstyle_without_index and rename
24469 print_shift_count_operand to print_addrstyle_operand troughout the
24471 * config/s390/s390.md ("setmem_long_<P:mode>", "*setmem_long")
24472 ("*setmem_long_and", "*setmem_long_31z", "*setmem_long_and_31z"):
24473 Rename shift_count_or_setmem_operand to setmem_operand.
24474 * config/s390/vx-builtins.md ("vec_insert<mode>")
24475 ("vec_promote<mode>"): Replace shift_count_or_setmem_operand with
24478 2016-03-10 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
24481 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
24482 Handle overlapping retval and newval.
24484 2016-03-10 Nick Clifton <nickc@redhat.com>
24487 * config/aarch64/aarch64.c
24488 (aarch64_override_options_after_change_1): When forcing
24489 flag_omit_frame_pointer to be true, use a special value that can
24490 be detected if this function is called again, thus preventing
24491 flag_omit_leaf_frame_pointer from being forced to be false.
24493 2016-03-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24495 * common/config/aarch64/aarch64-common.c (aarch64_handle_option):
24496 Set x_flag_omit_leaf_frame_pointer when handling
24497 -momit-leaf-frame-pointer.
24499 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
24502 * cgraph.c (cgraph_node::dump): Dump split_part and
24503 indirect_call_target.
24504 * cgraph.h (cgraph_node): Add indirect_call_target flag.
24505 * ipa.c (has_addr_references_p): Cleanup.
24506 (is_indirect_call_target_p): New.
24507 (walk_polymorphic_call_targets): Do not mark virtuals that may be
24508 called indirectly as local.
24509 (symbol_table::remove_unreachable_nodes): Compute indirect_call_target.
24511 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
24514 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
24515 on cxa_pure_virtual.
24517 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
24520 * tree.c (free_lang_data_in_decl): Clear visibility of TYPE_DECL.
24522 2016-03-10 Jan Hubicka <hubicka@ucw.cz>
24525 * tree.c (need_assembler_name_p): Only record main variant type names.
24527 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
24530 * config/aarch64/aarch64.h (TARGET_FIX_ERR_A53_843419_DEFAULT):
24531 Always define to 0 or 1.
24532 (TARGET_FIX_ERR_A53_843419): New macro.
24533 * config/aarch64/aarch64-elf-raw.h
24534 (TARGET_FIX_ERR_A53_843419_DEFAULT): Update for above changes.
24535 * config/aarch64/aarch64-linux.h: Likewise.
24536 * config/aarch64/aarch64.c
24537 (aarch64_override_options_after_change_1): Do not default
24538 aarch64_nopcrelative_literal_loads to true if Cortex-A53 erratum
24540 (aarch64_attributes): Handle fix-cortex-a53-843419.
24541 (aarch64_can_inline_p): Likewise.
24542 * config/aarch64/aarch64.opt (aarch64_fix_a53_err843419): Save.
24544 2016-03-10 Alan Lawrence <alan.lawrence@arm.com>
24545 Jakub Jelinek <jakub@redhat.com>
24547 * common.opt (funconstrained-commons, flag_unconstrained_commons): New.
24548 * tree.c (array_at_struct_end_p): Do not limit to size of decl for
24549 DECL_COMMONS if flag_unconstrained_commons is set.
24550 * tree-dfa.c (get_ref_base_and_extent): Likewise.
24551 * doc/invoke.texi (Optimize Options): Add -funconstrained-commons.
24552 (funconstrained-commons): Document.
24554 2016-03-10 Christophe Lyon <christophe.lyon@linaro.org>
24556 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add
24557 aarch64-fusion-pairs.def and aarch64-tuning-flags.def
24559 2016-03-10 Ilya Enkovich <enkovich.gnu@gmail.com>
24561 * tree-vect-stmts.c (vectorizable_mask_load_store): Check mask
24562 has a proper number of elements.
24564 2016-03-10 Alan Modra <amodra@gmail.com>
24566 PR rtl-optimization/69195
24567 PR rtl-optimization/47992
24568 * ira.c (recorded_label_ref): Delete.
24569 (update_equiv_regs): Return void.
24570 (indirect_jump_optimize): New function.
24571 (ira): Call indirect_jump_optimize and delete_trivially_dead_insns
24572 before regstat_compute_ri. Don't rebuild_jump_labels here.
24573 Delete update_regstat.
24575 2016-03-10 Richard Biener <rguenther@suse.de>
24577 PR tree-optimization/70128
24578 * tree-ssa-structalias.c (set_uids_in_ptset): Set
24579 vars_contains_nonlocal for any FUNCTION_DECL or LABEL_DECL.
24581 2016-03-09 Jakub Jelinek <jakub@redhat.com>
24583 PR tree-optimization/70152
24584 * tree-sra.c (replace_removed_params_ssa_names): Copy over
24585 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from old_name to new_name.
24588 * config/i386/i386.md (truncdfsf2 splitter): Use gen_vec_concatv2df
24589 instead of gen_sse2_loadlpd.
24590 * config/i386/sse.md (*vec_concatv2df): Rename to...
24591 (vec_concatv2df): ... this.
24593 PR tree-optimization/70127
24594 * fold-const.c (operand_equal_p): Revert the 2015-10-28 change.
24596 2016-03-09 David Malcolm <dmalcolm@redhat.com>
24600 * diagnostic-show-locus.c (compatible_locations_p): New function.
24601 (layout::layout): Sanitize ranges using compatible_locations_p.
24603 2016-03-09 David Malcolm <dmalcolm@redhat.com>
24607 * diagnostic-show-locus.c (layout_range::layout_range): Replace
24608 location_range param with three const expanded_locations * and a
24610 (layout::layout): Replace call to
24611 rich_location::lazily_expand_location with get_expanded_location.
24612 Extract the range and perform location expansion here, passing
24613 the results to the layout_range ctor.
24614 * diagnostic.c (source_range::debug): Delete.
24615 * diagnostic.h (diagnostic_expand_location): Reimplement in terms
24616 of rich_location::get_expanded_location.
24617 * gcc-rich-location.c (get_range_for_expr): Delete.
24618 (gcc_rich_location::add_expr): Reimplement to avoid the
24619 rich_location::add_range overload that took a location_range,
24620 passing a location_t instead.
24622 2016-03-09 Richard Biener <rguenther@suse.de>
24623 Jakub Jelinek <jakub@redhat.com>
24625 PR tree-optimization/70138
24626 * tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
24627 Also skip vect_double_reduction_def.
24629 2016-03-09 Jakub Jelinek <jakub@redhat.com>
24632 * config/i386/sse.md (*vec_extract<mode>): Use %0 instead of %k0
24633 if the operand is "m".
24635 2016-03-09 Nathan Sidwell <nathan@acm.org>
24637 * config/nvptx/nvptx.c (nvptx_option_override): Don't kill debug level.
24639 2016-03-09 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
24641 * config/i386/i386.c (processor_target_table): Fix cost table
24642 intialization order for znver1.
24644 2016-03-08 Jakub Jelinek <jakub@redhat.com>
24646 * ipa-polymorphic-call.c (walk_ssa_copies): Fix spelling
24647 - becuase -> because.
24648 * ipa-reference.c (ignore_module_statics): Likewise.
24649 * cgraph.c (cgraph_node::get_body): Likewise.
24650 * ipa-inline.c (early_inliner): Likewise.
24651 * ipa-devirt.c (types_same_for_odr): Likewise.
24652 * tree-streamer-out.c (pack_ts_type_common_value_fields): Likewise.
24653 * config/i386/i386.h (ACCUMULATE_OUTGOING_ARGS): Likewise.
24655 2016-03-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24657 * tree-ssa-math-opts.c: Fix typo in comment.
24659 2016-03-08 Jakub Jelinek <jakub@redhat.com>
24662 * config/i386/i386.c (scalar_chain::make_vector_copies,
24663 scalar_chain::convert_reg): Call end_sequence in between
24664 get_insns and emit_conversion_insns rather than after both
24667 2016-03-07 Uros Bizjak <ubizjak@gmail.com>
24670 * config/i386/i386.h (machine_function): Add
24671 pc_thunk_call_expanded flag.
24672 (ix86_pc_thunk_call_expanded): New define.
24673 * config/i386/i386.md (set_got, set_got_labelled): New expanders.
24674 (*set_got): Rename insn pattern from set_got.
24675 (*set_got_labelled): Rename inst pattern from set_got_labelled.
24676 * config/i386/i386.c (ix86_compute_frame_layout): Use
24677 ix86_pc_thunk_call_expanded to prevent red-zone.
24679 2016-03-07 Martin Jambor <mjambor@suse.cz>
24681 * hsa.h (hsa_get_ctor_statements): Declare.
24682 (hsa_get_dtor_statements): Likewise.
24683 (hsa_get_kernel_dispatch_type): Likewise.
24684 * hsa.c (hsa_get_ctor_statements): New function.
24685 (hsa_get_dtor_statements): Likewise.
24686 (hsa_get_kernel_dispatch_type): Likewise.
24687 * hsa-brig.c (hsa_cdtor_statements): Removed.
24688 (hsa_output_libgomp_mapping): Use hsa_get_ctor_statements and
24689 hsa_get_dtor_statements.
24690 * hsa-gen.c (hsa_kernel_dispatch_type): Removed.
24691 (get_hsa_kernel_dispatch_offset): Use hsa_get_kernel_dispatch_type.
24693 2016-03-07 Andre Vieira <andre.simoesdiasvieira@arm.com>
24695 * config/arm/arm-cores.def (cortex-r8): New.
24696 * config/arm/arm-tables.opt (cortex-r8): Regenerate.
24697 * config/arm/arm-tune.md: Likewise.
24698 * doc/invoke.texi: Add cortex-r8 to list of cpu values.
24700 2016-03-07 Martin Sebor <msebor@redhat.com>
24702 PR rtl-optimization/19705
24703 * doc/invoke.texi (Options That Control Optimization): Clarify
24704 -fno-branch-count-reg.
24706 2016-02-26 Richard Biener <rguenther@suse.de>
24707 Jeff Law <law@redhat.com>
24709 PR tree-optimization/69740
24710 * cfghooks.c (remove_edge): Request loop fixups if we delete
24711 an edge that might turn an irreducible loop into a natural
24713 * cfgloop.h (check_verify_loop_structure): Clear LOOPS_NEED_FIXUP.
24714 Move after definition of loops_state_clear.
24716 2016-03-07 Bin Cheng <bin.cheng@arm.com>
24718 PR rtl-optimization/69052
24719 * rtlanal.c (commutative_operand_precedence): Set higher precedence
24722 2016-03-07 Tom de Vries <tom@codesourcery.com>
24724 PR tree-optimization/70116
24725 * tree-ssa-tail-merge.c (merge_stmts_p): New function, handling
24726 is_tm_ending stmts and ubsan/asan internal functions.
24727 (find_duplicate): Use it. Don't test is_tm_ending here.
24729 2016-03-07 Richard Biener <rguenther@suse.de>
24731 PR tree-optimization/70115
24732 * tree-ssa-loop-ivcanon.c (propagate_into_all_uses): Remove.
24733 (propagate_constants_for_unrolling): Use replace_uses_by.
24735 2016-03-07 Nathan Sidwell <nathan@codesourcery.com>
24737 PR middle-end/69916
24738 * omp-low.c (struct oacc_loop): Add ifns.
24739 (new_oacc_loop_raw): Initialize it.
24740 (finish_oacc_loop): Clear mask & flags if no ifns.
24741 (oacc_loop_discover_walk): Count IFN_GOACC_LOOP calls.
24742 (oacc_loop_xform_loop): Add ifns arg & adjust.
24743 (oacc_loop_process): Adjust oacc_loop_xform_loop call.
24745 2016-03-07 Richard Henderson <rth@redhat.com>
24748 * tree-outofssa.c (emit_partition_copy): Flush pending stack adjust.
24749 (insert_value_copy_on_edge): Likewise.
24751 2016-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24753 * config/arm/arm_neon.h: Show error if using with soft-float ABI.
24755 2016-03-07 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
24758 * config/i386/sol2.h (STACK_REALIGN_DEFAULT): Define.
24760 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
24762 * config/i386/i386.c (znver1_cost): Fix Multiply cost.
24764 2016-03-05 Venkataramanan Kumar <Venkataramanan.kumar@amd.com>
24766 Fix sseimul type attribute.
24767 * config/i386/znver1.md
24768 (znver1_sseimul, znver1_sseimul_avx256, znver1_sseimul_load,
24769 znver1_sseimul_avx256_load) : Fix the type attribute.
24770 (znver1_sseimul_di, znver1_sseimul_load_di): Fix type attribute,
24771 pipe usage and latency.
24773 2016-03-05 Jakub Jelinek <jakub@redhat.com>
24776 * tree-inline.c (copy_tree_body_r): When cancelling ADDR_EXPR
24777 of INDIRECT_REF and ADDR_EXPR changed type, fold_convert it
24780 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
24783 * targhooks.c (default_vector_alignment): Limit to MAX_OFILE_ALIGNMENT.
24785 PR rtl-optimization/69941
24786 * postreload.c (reload_combine_recognize_pattern): Ensure all uses of
24787 the reg share its mode.
24789 2016-03-04 Jeff Law <law@redhat.com>
24791 PR tree-optimization/69196
24792 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
24793 If the both SSA_NAMEs are anonymous, then consider them unassociated
24794 and include the PHI in the statement count.
24796 2016-03-05 Tom de Vries <tom@codesourcery.com>
24798 * omp-low.c (check_omp_nesting_restrictions): Check for non-oacc
24799 construct in oacc routine. Check for oacc region in oacc routine.
24801 2016-03-04 Jakub Jelinek <jakub@redhat.com>
24804 * config/i386/i386.c (decide_alg): Add RECUR argument. Revert
24805 2016-02-22 changes, instead don't recurse if RECUR is already true.
24806 Don't change *dynamic_check if RECUR. Adjust recursive caller
24807 to pass true to the new argument.
24808 (ix86_expand_set_or_movmem): Adjust decide_alg caller.
24811 * config/i386/sse.md (vec_set_lo_<mode><mask_name>,
24812 <extract_type_2>_vinsert<shuffletype><extract_suf_2>_mask): Formatting
24814 (vec_set_hi_<mode><mask_name>): Likewise. Swap VEC_CONCAT operands.
24816 2016-03-04 Bernd Schmidt <bschmidt@redhat.com>
24818 PR rtl-optimization/57676
24819 * lra-assigns.c (lra_assign): Guard test for maximum iterations
24820 with flag_checking.
24822 2016-03-04 Ilya Enkovich <enkovich.gnu@gmail.com>
24824 * tree-vect-patterns.c (search_type_for_mask): Handle
24825 comparison of booleans.
24827 2016-03-04 Jakub Jelinek <jakub@redhat.com>
24829 * doc/extend.texi (__builtin_alloca, __builtin_alloca_with_align):
24833 * dwarf2out.c (prune_unused_types_walk_loc_descr): Handle
24834 all other ops that have dw_val_class_die_ref operands,
24835 and DW_OP_GNU_entry_value.
24837 2016-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
24839 PR rtl-optimization/69904
24840 * config/arm/arm.c (arm_cannot_copy_insn_p):
24841 Return true for load-exclusive instructions.
24843 2016-03-03 Jakub Jelinek <jakub@redhat.com>
24846 * tree-vect-stmts.c (vect_mark_relevant): Remove USED_IN_PATTERN
24847 argument, if STMT_VINFO_IN_PATTERN_P (stmt_info), always mark
24848 the pattern no matter if it is used just by non-pattern, pattern
24850 (process_use, vect_mark_stmts_to_be_vectorized): Adjust callers.
24851 * tree-vect-patterns.c (vect_recog_vector_vector_shift_pattern): If
24852 oprnd1 def_stmt is in pattern, don't look through it.
24854 2016-03-03 Marek Polacek <polacek@redhat.com>
24856 PR middle-end/70050
24857 * match.pd (X % -Y): Add INTEGRAL_TYPE_P check.
24859 2016-03-03 Martin Liska <mliska@suse.cz>
24861 PR tree-optimization/70043
24862 * tree-vect-loop.c (optimize_mask_stores): Move iterator to
24863 previous statement if we see a debug statement.
24865 2016-03-03 Richard Biener <rguenther@suse.de>
24867 PR tree-optimization/55936
24868 * tree-vrp.c (compare_name_with_value): Add use_equiv_p
24869 parameter and guard unsafe equivalence use.
24870 (vrp_evaluate_conditional_warnv_with_ops): Always use
24871 safe equivalences but not via the quadratic compare_names
24874 2016-03-03 Michael Collison <michael.collison@linaro.org>
24877 * config/arm/arm.md (*subsi3_carryin_const): Change predicate
24878 for operand 1 to s_register_operand. Change predicate for operand
24879 2 to arm_not_immediate_operand.
24881 2016-03-02 H.J. Lu <hongjiu.lu@intel.com>
24883 * doc/tm.texi: Regenerated.
24885 2016-03-02 Richard Henderson <rth@redhat.com>
24888 * simplify-rtx.c (simplify_plus_minus): Allow reassoc without
24889 simplification when all args are positive non-fixed registers.
24891 2016-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24893 * target.def (lra_p): Specify that new ports should use LRA.
24895 2016-03-02 Jakub Jelinek <jakub@redhat.com>
24898 * gimplify.c (gimplify_decl_expr): For decls with REFERENCE_TYPE, also
24899 gimplify_type_sizes the type they refer to.
24900 (omp_notice_variable): Handle reference vars to VLAs.
24901 * omp-low.c (lower_omp_target): Emit setup of OMP_CLAUSE_PRIVATE
24902 reference to VLA decls in the second pass instead of first pass.
24904 2016-03-02 Tom de Vries <tom@codesourcery.com>
24906 PR tree-optimization/68659
24907 * graphite-isl-ast-to-gimple.c (collect_all_ssa_names): Handle
24908 new_expr == NULL_TREE.
24909 (get_new_name): Handle ADDR_EXPR.
24911 2016-03-02 Bin Cheng <bin.cheng@arm.com>
24913 PR rtl-optimization/69052
24914 * loop-invariant.c (canonicalize_address): New function.
24915 (inv_can_prop_to_addr_use): Check validity of address expression
24916 which is canonicalized by above function.
24918 2016-03-02 Alan Modra <amodra@gmail.com>
24921 * ipa-icf.c (sem_variable::merge): Do not merge an alias with
24924 2016-03-02 Jakub Jelinek <jakub@redhat.com>
24927 * config/i386/i386.md (kmovw): Move m constraint to 2nd alternative.
24928 (*movhi_internal): Put mask moves from and to memory separately
24929 from moves from/to GPRs.
24931 2016-03-02 Richard Biener <rguenther@suse.de>
24933 * genmatch.c (dt_node::gen_kids): Fix match code-gen for embedded
24934 GENERIC expressions in GIMPLE.
24936 2016-03-02 Richard Biener <rguenther@suse.de>
24938 * config/i386/i386.c (type_natural_mode): Fix typo.
24940 2016-03-02 Nick Clifton <nickc@redhat.com>
24942 * config.gcc (mep-*-elf): Add newlib-stdint.h to tm_file.
24944 2016-03-02 Richard Biener <rguenther@suse.de>
24945 Uros Bizjak <ubizjak@gmail.com>
24948 * config/i386/i386.c (type_natural_mode): Handle XFmode vectors.
24950 2016-03-02 Richard Biener <rguenther@suse.de>
24952 PR middle-end/67278
24953 * tree-cfg.c (verify_expr): Adjust BIT_FIELD_REF case.
24955 2016-03-02 Marek Polacek <polacek@redhat.com>
24958 * gimplify.c (gimplify_va_arg_expr): Use expanded location for the
24959 "is promoted to" warning.
24961 2016-03-01 DJ Delorie <dj@redhat.com>
24963 * config.gcc: Deprecate mep-*.
24965 2016-03-01 Vladimir Makarov <vmakarov@redhat.com>
24967 PR middle-end/70025
24968 * lra-constraints.c (regno_val_use_in): New.
24969 (match_reload): Use it instead of regno_use_in.
24971 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
24973 PR rtl-optimization/70007
24974 * gcse.c (compute_ld_motion_mems): Tidy up and also invalidate memory
24975 references present in REG_EQUAL notes attached to non-SET patterns.
24977 2016-03-01 Jeff Law <law@redhat.com>
24979 PR tree-optimization/69196
24980 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
24981 Appropriately clamp the number of statements to copy when the
24982 thread path does not traverse a loop backedge.
24984 PR tree-optimization/69196
24985 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
24986 Do count some PHIs in the thread path against the insn count. Decrease
24987 final statement count by one as the control statement in the last
24988 block will get removed. Remove special cased code for handling PHIs
24991 2016-03-01 Uros Bizjak <ubizjak@gmail.com>
24994 * config/i386/i386.c (ix86_output_call_insn): Add -masm=intel
24995 asm dialect alternatives to explicit GOTPCREL calls.
24997 2016-03-01 Eric Botcazou <ebotcazou@adacore.com>
25000 * ira.c (do_reload): Issue warning for generic stack checking here...
25001 * reload1.c (reload): ...instead of here and streamline it.
25003 2016-03-01 Nick Clifton <nickc@redhat.com>
25005 * config.gcc (cr16-*-elf): Add newlib-stdint.h to tm_file.
25007 2016-03-01 Richard Biener <rguenther@suse.de>
25009 PR tree-optimization/69983
25010 * tree-chrec.c (eq_evolutions_p): Handle conversions, compare
25011 types and fall back to operand_equal_p.
25013 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25016 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25018 * config/s390/constraints.md ("jm8"): New constraint.
25019 * config/s390/predicates.md ("const_int_8bitset_operand"): New
25021 * config/s390/s390.md ("*setmem_long", "*setmem_long_and"): Merge
25023 ("*setmem_long<setmem_and>"): New pattern.
25024 ("*setmem_long_31z", "*setmem_long_and_31z"): Merge
25026 ("*setmem_long_31z<setmem_and>"): New pattern.
25027 * config/s390/subst.md ("setmem_31z_subst", "setmem_and_subst"):
25028 New substitution rules with the required attributes.
25031 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25034 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25036 * gensupport.c (process_substs_on_one_elem): Split loop to
25037 complete mark_operands_used_in_match_dup on all expressions in the
25039 (adjust_operands_numbers): Inline into process_substs_on_one_elem
25040 and remove function.
25042 2016-03-01 Richard Biener <rguenther@suse.de>
25044 PR middle-end/70022
25045 * fold-const.c (fold_indirect_ref_1): Fix range checking for
25046 vector BIT_FIELD_REF extract.
25048 2016-03-01 Richard Biener <rguenther@suse.de>
25050 PR tree-optimization/69994
25051 * tree-ssa-reassoc.c (ops_equal_values_p): Handle missing case.
25053 2016-03-01 Ilya Enkovich <enkovich.gnu@gmail.com>
25055 PR tree-optimization/69956
25056 * tree-vect-stmts.c (supportable_widening_operation): Support
25057 multi-step conversion of boolean vectors.
25058 (supportable_narrowing_operation): Likewise.
25060 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25062 * config/s390/s390.c (s390_decompose_address): Don't accept SImode
25065 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25067 * config/s390/subst.md (DSI_VI): New mode iterator.
25068 ("addr_style_op_subst"): Use DSI_VI instead of DSI.
25069 * config/s390/vector.md ("vec_set<mode>"): Move expander before
25070 the insn definition.
25071 ("*vec_set<mode>"): Change predicate and add alternative to
25072 support only either register or const_int operands as element
25074 ("*vec_set<mode>_plus"): New pattern to support reg + const_int
25076 ("vec_extract<mode>"): New expander.
25077 ("*vec_extract<mode>"): New insn definition supporting reg and
25078 const_int element selectors.
25079 ("*vec_extract<mode>_plus"): New insn definition supporting
25080 reg+const_int element selectors.
25081 ("rotl<mode>3", "ashl<mode>3", "ashr<mode>3"): Merge into the
25082 following expander+insn definition.
25083 ("<vec_shifts_name><mode>3"): New expander.
25084 ("*<vec_shifts_name><mode>3<addr_style_op>"): New insn definition.
25086 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25088 * config/s390/s390.md ("*tabort_1"): Change predicate to
25089 nonmemory_operand. Add a second alternative to cover
25090 register as well as const int operands.
25091 ("*tabort_1_plus"): New pattern definition.
25093 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25095 * config/s390/s390.md ("*ashrdi3_cc_31")
25096 ("*ashrdi3_cconly_31""*ashrdi3_cc_31_and")
25097 ("*ashrdi3_cconly_31_and", "*ashrdi3_31_and", "*ashrdi3_31"):
25098 Merge insn definitions into ...
25099 ("*ashrdi3_31<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
25100 New pattern definition.
25101 ("*ashr<mode>3_cc", "*ashr<mode>3_cconly", "ashr<mode>3", )
25102 ("*ashr<mode>3_cc_and", "*ashr<mode>3_cconly_and")
25103 ("*ashr<mode>3_and"): Merge insn definitions into ...
25104 ("*ashr<mode>3<addr_style_op_cc><masked_op_cc><setcc><cconly>"):
25105 New pattern definition.
25106 * config/s390/subst.md ("addr_style_op_cc_subst")
25107 ("masked_op_cc_subst", "setcc_subst", "cconly_subst"): New
25108 substitutions patterns plus attributes.
25109 Add ashiftrt to SUBST iterator.
25111 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25113 * config/s390/s390.md ("<shift><mode>3"): Change predicate of
25114 op2 to nonmemory_operand.
25115 ("*<shift>di3_31", "*<shift>di3_31_and"):
25116 Merge into single pattern definition ...
25117 ("*<shift>di3_31<addr_style_op><masked_op>"): New pattern.
25118 ("*<shift><mode>3", "*<shift><mode>3_and"): Merge into single
25119 pattern definition ...
25120 ("*<shift><mode>3<addr_style_op><masked_op>"): New pattern.
25121 * config/s390/subst.md: Add ashift and lshiftrt to SUBST
25124 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25126 * config/s390/predicates.md (const_int_6bitset_operand): New
25128 * config/s390/s390.md: Include subst.md.
25129 ("rotl<mode>3"): New expander.
25130 ("rotl<mode>3", "*rotl<mode>3_and"): Merge insn definitions into
25132 ("*rotl<mode>3<addr_style_op><masked_op>"): New insn definition.
25133 * config/s390/subst.md: New file.
25135 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25137 * config/s390/s390.md ("op_type", "atype", "length" attributes):
25138 Remove RRR type. It doesn't really exist.
25139 ("RRer", "f0", "v0", "vf", "vd", "op1", "Rf"): Remove mode
25141 ("BFP", "DFP", "nDSF", "nDFDI"): Add mode attributes.
25142 ("*cmp<mode>_ccs", "floatdi<mode>2", "add<mode>3")
25143 ("*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3")
25144 ("*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3")
25145 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2")
25146 ("*abs<mode>2", "*negabs<mode>2", "sqrt<mode>2"): Override
25147 `enabled' attribute.
25149 2016-03-01 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25151 * gensupport.c (process_substs_on_one_elem): Split loop to
25152 complete mark_operands_used_in_match_dup on all expressions in the
25154 (adjust_operands_numbers): Inline into process_substs_on_one_elem
25155 and remove function.
25157 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
25160 * config/sparc/sparc.c (NWORDS_UP): Rename to...
25161 (CEIL_NWORDS): ...this. Use CEIL macro.
25162 (compute_fp_layout): Adjust to above renaming.
25163 (function_arg_union_value): Likewise.
25164 (sparc_arg_partial_bytes): Likewise.
25165 (sparc_function_arg_advance): Likewise.
25167 2016-02-29 Jeff Law <law@redhat.com>
25169 PR tree-optimization/70005
25170 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Handle case
25171 where an object with a boolean range is compared against a value
25174 PR tree-optimization/69999
25175 * gimple-ssa-split-paths.c (split_paths): When duplicating a block
25176 with an outgoing edge marked with EDGE_IRREDUCIBLE_LOOP, schedule
25179 2016-02-29 Richard Biener <rguenther@suse.de>
25181 PR tree-optimization/69994
25182 * tree-ssa-reassoc.c (gimple_nop_conversion_p): New function.
25183 (get_unary_op): Look through nop conversions.
25184 (ops_equal_values_p): New function, look for equality diregarding
25186 (eliminate_plus_minus_pair): Use ops_equal_values_p
25187 (repropagate_negates): Do not use get_unary_op here.
25189 2016-02-29 Martin Liska <mliska@suse.cz>
25191 * system.h: Poison ENABLE_CHECKING macro.
25193 2016-02-29 Martin Liska <mliska@suse.cz>
25195 * hsa-gen.c (gen_body_from_gimple): Dump only if TDF_DETAILS
25196 is presented in dump flags.
25197 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
25198 (hsa_regalloc): Likewise.
25200 2016-02-19 Richard Biener <rguenther@suse.de>
25202 PR tree-optimization/69980
25203 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Update
25204 permutation of those we need to keep.
25206 2016-02-29 Eric Botcazou <ebotcazou@adacore.com>
25209 * config/sparc/sparc.c (ROUND_ADVANCE): Rename to...
25210 (NWORDS_UP): ...this
25211 (init_cumulative_args): Minor tweaks.
25212 (sparc_promote_function_mode): Likewise.
25213 (scan_record_type): Delete.
25214 (traverse_record_type): New function template.
25215 (classify_data_t): New structure type.
25216 (classify_registers): New inline function.
25217 (function_arg_slotno): In 64-bit mode, bail out early if FP slots are
25218 exhausted. Instantiate traverse_record_type on classify_registers and
25219 deal with the case of a structure passed in slot #15 with no FP field
25221 (assign_data_t): New structure type.
25222 (compute_int_layout): New static function.
25223 (compute_fp_layout): Likewise.
25224 (count_registers): New inline function.
25225 (assign_int_registers): New static function.
25226 (assign_fp_registers): Likewise.
25227 (assign_registers): New inline function.
25228 (function_arg_record_value_1): Delete.
25229 (function_arg_record_value_2): Likewise.
25230 (function_arg_record_value_3): Likewise.
25231 (function_arg_record_value): Adjust to above changes. Instantiate
25232 traverse_record_type on count_registers to first count the number of
25233 registers to be used and then on assign_registers to assign them.
25234 (function_arg_union_value): Adjust to above renaming.
25235 (sparc_function_arg_1); Minor tweaks. Remove commented out code.
25236 (sparc_arg_partial_bytes): Adjust to above renaming. Deal with the
25237 case of a structure passed in slot #15
25238 (sparc_function_arg_advance): Likewise.
25239 (function_arg_padding): Minor tweak.
25241 2016-02-29 Richard Biener <rguenther@suse.de>
25243 PR tree-optimization/69720
25244 * tree-vect-loop.c (get_initial_def_for_reduction): Avoid
25245 the adjustment_def path for possibly vectorized defs.
25246 (vect_create_epilog_for_reduction): Handle vectorized initial
25249 2016-02-28 Eric Botcazou <ebotcazou@adacore.com>
25251 * config/i386/cygming.h (STACK_REALIGN_DEFAULT): Define.
25253 2016-02-27 Jeff Law <law@redhat.com>
25256 2016-02-26 Richard Biener <rguenther@suse.de>
25257 Jeff Law <law@redhat.com>
25259 PR tree-optimization/69740
25260 * cfghooks.c (remove_edge): Request loop fixups if we delete
25261 an edge that might turn an irreducible loop into a natural
25264 2016-02-27 Jakub Jelinek <jakub@redhat.com>
25266 PR rtl-optimization/69896
25267 * tree-vect-generic.c (get_compute_type): Avoid single element
25270 2016-02-26 Evandro Menezes <e.menezes@samsung.com>
25272 Rename the AArch64 tuning option and related functions to enable the
25273 Newton series for the reciprocal square root to reflect its
25274 approximative characteristic.
25276 * config/aarch64/aarch64-protos.h (aarch64_emit_swrsqrt): Rename
25277 function to "aarch64_emit_approx_rsqrt".
25278 * config/aarch64/aarch64-tuning-flags.def: Rename tuning flag to
25279 AARCH64_EXTRA_TUNE_APPROX_RSQRT.
25280 * config/aarch64/aarch64.c (exynosm1_tunigs): Use new flag name.
25281 (xgene1_tunings): Likewise.
25282 (use_rsqrt_p): Likewise.
25283 (aarch64_emit_swrsqrt): Use new function name.
25284 * config/aarch64/aarch64-simd.md (aarch64_rsqrts_*): Likewise.
25285 * config/aarch64/aarch64.opt (mlow-precision-recip-sqrt): Reword the
25286 text explaining this option.
25287 * doc/invoke.texi (-mlow-precision-recip-sqrt): Likewise.
25289 2016-02-26 Jakub Jelinek <jakub@redhat.com>
25292 * config/rs6000/rs6000.c (rs6000_option_override_internal): Don't
25293 complain about -mallow-movmisalign without -mvsx if
25294 TARGET_ALLOW_MOVMISALIGN was not set explicitly.
25296 2016-02-26 Joel Sherrill <joel@rtems.org>
25298 * config.gcc: Add x86_64-*-rtems*.
25299 * config/i386/rtems-64.h: New file.
25301 2016-02-26 Joel Sherrill <joel@rtems.org>
25303 * config.gcc: Add aarch64-*-rtems*.
25304 * config/aarch64/rtems.h: New file.
25306 2016-02-26 Segher Boessenkool <segher@kernel.crashing.org>
25309 * config/rs6000/rs6000.c (rs6000_insn_for_shift_mask): Print rlwinm
25310 shift amount using %h. Add comment.
25312 2016-02-26 Richard Biener <rguenther@suse.de>
25313 Jeff Law <law@redhat.com>
25315 PR tree-optimization/69740
25316 * cfghooks.c (remove_edge): Request loop fixups if we delete
25317 an edge that might turn an irreducible loop into a natural
25320 2016-02-26 Martin Jambor <mjambor@suse.cz>
25322 PR middle-end/69920
25323 * tree-sra.c (sra_modify_assign): Do not remove loads of
25324 uninitialized aggregates to SSA_NAMEs.
25326 2016-02-26 Richard Henderson <rth@redhat.com>
25329 * config/s390/s390.md (risbg and risbgn splitters): Allocate new
25330 pseudo in case the target rtx matches the source of the left
25333 2016-02-26 Martin Jambor <mjambor@suse.cz>
25336 * hsa.h (hsa_type_packed_p): Declare.
25337 * hsa.c (hsa_type_packed_p): New function.
25338 * hsa-gen.c (mem_type_for_type): Use unsigned type for packed
25340 (gen_hsa_insns_for_store): Use hsa_type_packed_p.
25341 * hsa-brig.c (emit_basic_insn): Likewise.
25343 2016-02-26 Martin Jambor <mjambor@suse.cz>
25346 * hsa-gen.c (gen_hsa_phi_from_gimple_phi): Use proper hsa type for
25348 (gen_hsa_addr): Allow integer constants in TMR_INDEX2.
25350 2016-02-26 Martin Jambor <mjambor@suse.cz>
25352 * hsa.h (is_a_helper): New overload for hsa_op_immed for
25353 hsa_op_with_type operands.
25354 (hsa_unsigned_type_for_type): Declare.
25355 * hsa.c (hsa_unsigned_type_for_type): New function.
25356 * hsa-gen.c (gen_hsa_binary_operation): Use hsa_unsigned_type_for_type.
25357 (gen_hsa_insns_for_operation_assignment): Satisfy constrains of
25358 the finalizer. Do not emit extra move.
25360 2016-02-26 Martin Jambor <mjambor@suse.cz>
25362 * hsa-gen.c (gen_hsa_ternary_atomic_for_builtin): Fail in presence of
25363 atomic operations in private segment.
25365 2016-02-26 Martin Jambor <mjambor@suse.cz>
25367 * omp-low.c (grid_find_ungridifiable_statement): Store problematic
25368 statements to wi->info. Also disallow omp simd constructs.
25369 (grid_target_follows_gridifiable_pattern): Use wi.info to dump reason
25370 for not gridifying. Dump special string for omp_for.
25372 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25375 * config/aarch64/aarch64.c (aarch64_set_current_function):
25376 Save/restore target globals when switching to
25377 target_option_default_node.
25379 2016-02-26 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25382 * config/aarch64/aarch64.c (aarch64_shift_truncation_mask):
25383 Return 0 if !SHIFT_COUNT_TRUNCATED.
25385 2016-02-26 Jakub Jelinek <jakub@redhat.com>
25386 Eric Botcazou <ebotcazou@adacore.com>
25388 PR rtl-optimization/69891
25389 * dse.c (scan_insn): If we can't figure out memset arguments
25390 or they are non-constant, call clear_rhs_from_active_local_stores.
25392 2016-02-26 Martin Liska <mliska@suse.cz>
25394 * doc/extend.texi: Mention clog10, clog10f an clog10l
25395 in Builtins section.
25397 2016-02-26 Martin Liska <mliska@suse.cz>
25399 * dwarf2out.c (new_loc_descr): Replace ENABLE_CHECKING with
25401 (resolve_args_picking_1): Likewise.
25402 * dwarf2out.h (struct GTY): Likewise.
25404 2016-02-26 Martin Liska <mliska@suse.cz>
25406 * hsa-gen.c (generate_hsa): Replace ENABLE_CHECKING macro
25407 with flag_checking.
25408 * hsa-regalloc.c (linear_scan_regalloc): Likewise.
25410 2016-02-26 Markus Trippelsdorf <markus@trippelsdorf.de>
25411 Martin Liska <mliska@suse.cz>
25413 * doc/install.texi: Mention --enable-valgrind-annotations.
25415 2016-02-26 Richard Biener <rguenther@suse.de>
25417 PR tree-optimization/69551
25418 * tree-ssa-structalias.c (get_constraint_for_ssa_var): When
25419 looking through aliases adjust DECL_PT_UID to refer to the
25420 ultimate alias target.
25422 2016-02-25 Martin Liska <mliska@suse.cz>
25424 PR middle-end/69919
25425 * alloc-pool.c (after_memory_report): New variable.
25426 * alloc-pool.h (base_pool_allocator ::release): Do not use
25427 the infrastructure if after_memory_report.
25428 * toplev.c (toplev::main): Mark after memory report.
25430 2016-02-25 Richard Biener <rguenther@suse.de>
25432 PR tree-optimization/48795
25433 * tree-vrp.c (check_array_ref): Use array_at_struct_end_p.
25435 2016-02-25 Ilya Verbin <ilya.verbin@intel.com>
25438 * config/gnu-user.h (CRTOFFLOADBEGIN): Define. Add crtoffloadbegin.o if
25439 offloading is enabled and -fopenacc or -fopenmp is specified.
25440 (CRTOFFLOADEND): Likewise.
25441 (GNU_USER_TARGET_STARTFILE_SPEC): Add CRTOFFLOADBEGIN.
25442 (GNU_USER_TARGET_ENDFILE_SPEC): Add CRTOFFLOADEND.
25443 * lto-wrapper.c (offloadbegin, offloadend): Remove static vars.
25444 (offload_objects_file_name): New static var.
25445 (tool_cleanup): Remove offload_objects_file_name file.
25446 (find_offloadbeginend): Replace with ...
25447 (find_crtoffloadtable): ... this.
25448 (run_gcc): Remove offload_argc and offload_argv.
25449 Get offload_objects_file_name from -foffload-objects=... option.
25450 Read names of object files with offload from this file, pass them to
25451 compile_images_for_offload_targets. Don't call find_offloadbeginend and
25452 don't pass offloadbegin and offloadend to the linker. Don't pass
25453 offload non-LTO files to the linker, because now they're not claimed.
25455 2016-02-25 Jan Hubicka <hubicka@ucw.cz>
25458 * ipa-devirt.c (possible_polymorphic_call_targets): Do not ICE
25459 on builtin_unreachable.
25461 2016-02-25 Jakub Jelinek <jakub@redhat.com>
25463 PR rtl-optimization/69896
25464 * regcprop.c: Include cfgrtl.h.
25465 (copyprop_hardreg_forward_1): If noop_p insn uses narrower
25466 than remembered mode, either delete it (if noop_move_p), or
25467 treat like copy_p but not noop_p instruction.
25469 2016-02-24 Jakub Jelinek <jakub@redhat.com>
25472 * dwarf2out.c (gen_variable_die): Work around buggy LTO
25473 - allow NULL decl for Fortran DW_TAG_common_block variables.
25475 2016-02-24 Jason Merrill <jason@redhat.com>
25477 * common.opt (flifetime-dse): Add -flifetime-dse=1.
25479 2016-02-24 Richard Biener <rguenther@suse.de>
25480 Jakub Jelinek <jakub@redhat.com>
25482 PR middle-end/69760
25483 * tree-scalar-evolution.c (interpret_rhs_expr): Re-write
25484 conditionally executed ops to well-defined overflow behavior.
25486 2016-02-24 Jakub Jelinek <jakub@redhat.com>
25488 PR middle-end/69915
25489 * tree.c (build_vector_from_ctor): Fix handling of VECTOR_CST
25492 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25494 PR rtl-optimization/69886
25495 * gcse.c (can_assign_to_reg_without_clobbers_p): Accept mode
25496 argument. Use it when checking validity of set instructions.
25497 (want_to_gcse_p): Pass mode to can_assign_to_reg_without_clobbers_p.
25498 (compute_ld_motion_mems): Update can_assign_to_reg_without_clobbers_p
25500 * rtl.h (can_assign_to_reg_without_clobbers_p): Update prototype.
25501 * store-motion.c (find_moveable_store): Update
25502 can_assign_to_reg_without_clobbers_p callsite.
25504 2016-02-24 Richard Biener <rguenther@suse.de>
25506 PR middle-end/68963
25507 * tree-ssa-loop-niter.c (derive_constant_upper_bound_ops): Fix
25509 (record_nonwrapping_iv): Do not fall back to the low/high bound
25510 for non-constant IV bases if the stmt is not always executed.
25512 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25514 * config/arm/arm-cores.def (cortex-a32): New entry.
25515 * config/arm/arm-tables.opt: Regenerate.
25516 * config/arm/arm-tune.md: Regenerate.
25517 * config/arm/bpabi.h (BE8_LINK_SPEC): Add mcpu=cortex-a32.
25518 * config/arm/t-aprofile: Handle mcpu=cortex-a32.
25519 * doc/invoke.texi (ARM Options): Document cortex-a32 as value
25520 for -mcpu and -mtune.
25522 2016-02-24 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25525 * config/arm/arm.h (TARGET_HAVE_LPAE): Define.
25526 * config/arm/unspecs.md (VUNSPEC_LDRD_ATOMIC): New value.
25527 * config/arm/sync.md (arm_atomic_loaddi2_ldrd): New pattern.
25528 (atomic_loaddi_1): Delete.
25529 (atomic_loaddi): Rewrite expander using the above changes.
25531 2016-02-24 Jakub Jelinek <jakub@redhat.com>
25534 * params.def (PARAM_MAX_SSA_NAME_QUERY_DEPTH): Bump default from
25537 2016-02-24 Jakub Jelinek <jakub@redhat.com>
25538 Richard Biener <rguenth@suse.de>
25540 PR middle-end/69909
25541 * expr.c (expand_expr_real_1) <normal_inner_ref>: Avoid
25542 set_mem_attributes if tem is SSA_NAME which got expanded
25545 2016-02-24 Richard Biener <rguenther@suse.de>
25547 PR tree-optimization/69907
25548 * tree-vect-stmts.c (vectorizable_load): Check for gaps at the
25549 end of permutations for BB vectorization.
25551 2016-02-24 Christian Bruel <christian.bruel@st.com>
25553 * config/arm/arm-c.c (arm_option_override): Initialize
25554 target_option_current_node.
25555 * config/arm/arm.c (arm_pragma_target_parse): Replace
25556 build_target_option_node call by target_option_current_node.
25557 Set target_option_current_node.
25560 2016-02-23 David Edelsohn <dje.gcc@gmail.com>
25563 * config/rs6000/rs6000.md (zero_extendqi<mode>2_dot): Convert from
25564 define_insn_and_split to define_insn.
25565 (zero_extendqi<mode>2_dot2): Same.
25566 (extendqi<mode>2_dot): Same.
25567 (extendqi<mode>2_dot2): Same.
25569 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
25571 * config/arm/exynos-m1.md: Change cost of STP, fix bypass for stores
25572 and add bypass for AES{D,E} and AESMC pairs.
25573 * config/aarch64/aarch64.c (exynosm1_tunings): Enable fusion of AES{D,E}
25576 2016-02-23 Evandro Menezes <e.menezes@samsung.com>
25578 * config/aarch64/aarch64.c (exynosm1_tunings): Enable the Newton
25579 series for reciprocal square root in Exynos M1.
25581 2016-02-23 Martin Sebor <msebor@redhat.com>
25584 * doc/extend.texi (Other Builtins): Document __builtin_alloca and
25585 __builtin_alloca_with_align.
25587 2016-02-23 Richard Henderson <rth@redhat.com>
25589 * config/i386/i386-c.c (ix86_target_macros): Remove __SEG_TLS.
25590 (ix86_register_pragmas): Remove __seg_tls.
25591 * config/i386/i386-protos.h (ADDR_SPACE_SEG_TLS): Remove.
25592 * config/i386/i386.c (ix86_print_operand_address_as): Don't handle it.
25593 (ix86_addr_space_subset_p, TARGET_ADDR_SPACE_SUBSET_P): Remove.
25594 (ix86_addr_space_convert, TARGET_ADDR_SPACE_CONVERT): Remove.
25595 (ix86_addr_space_debug, TARGET_ADDR_SPACE_DEBUG): Remove.
25596 * doc/extend.texi (__seg_tls): Remove item.
25598 2016-02-23 Richard Biener <rguenther@suse.de>
25600 * alloc-pool.h (struct allocation_object): Make id member
25601 conditional on CHECKING_P again.
25602 (get_instance): Adjust.
25603 (base_pool_allocator): Likewise.
25605 2016-02-23 Thomas Schwinge <thomas@codesourcery.com>
25607 * tree-parloops.c (create_parallel_loop, gen_parallel_loop)
25608 (parallelize_loops): In OpenACC kernels mode, set n_threads to
25610 (pass_parallelize_loops::gate): In OpenACC kernels mode, gate on
25612 * tree-ssa-loop.c (gate_oacc_kernels): Likewise.
25614 2016-02-23 Richard Biener <rguenther@suse.de>
25616 * mem-stats.h (struct mem_usage): Use PRIu64 for printing size_t.
25617 * bitmap.h (struct bitmap_usage): Likewise.
25618 (bitmap_move): Declare.
25619 * bitmap.c (register_overhead): Take size_t argument.
25620 (bitmap_move): New function.
25621 * df-problems.c (df_rd_transfer_function): Use bitmap_move
25622 to properly account overhead.
25623 * tree.c (free_node): Use tree_size.
25625 2016-02-23 Jakub Jelinek <jakub@redhat.com>
25628 * fold-const.c (fold_truth_not_expr): Propagate TREE_NO_WARNING
25629 when inverting comparison.
25632 * common.opt (Wunreachable-code): Add Warning flag.
25634 2016-02-23 Mark Wielaard <mjw@redhat.com>
25635 Jakub Jelinek <jakub@redhat.com>
25638 * cgraphunit.c (check_global_declaration): Check main_input_filename
25639 and DECL_SOURCE_FILE are not NULL.
25641 2016-02-23 Martin Jambor <mjambor@suse.cz>
25643 PR tree-optimization/69666
25644 * tree-sra.c (sra_modify_assign): Do not attempt to create
25645 default_def replacements for unscalarizable regions.
25647 2016-02-20 Mark Wielaard <mjw@redhat.com>
25650 * cgraphunit.c (check_global_declaration): Check level of
25651 warn_unused_const_variable and main_input_filename.
25652 * doc/invoke.texi (Warning Options): Add -Wunused-const-variable=.
25653 (-Wunused-variable): For C implies -Wunused-const-variable=1.
25654 (-Wunused-const-variable): Explain levels 1 and 2.
25656 2016-02-22 Jakub Jelinek <jakub@redhat.com>
25659 * config/i386/i386.c (decide_alg): Ensure we don't recurse with
25660 identical arguments. Formatting and spelling fixes.
25663 * doc/md.texi (ashl@var{m}3): Document that mode of operand 2 must
25668 * config/m68k/t-opts (OPTIONS_H_EXTRA): Add m68k-microarchs.def
25669 and m68k-devices.def.
25670 * config/c6x/t-c6x (OPTIONS_H_EXTRA): Add c6x-isas.def.
25671 * config/aarch64/t-aarch64 (OPTIONS_H_EXTRA): Add aarch64-arches.def.
25673 2016-02-22 Cesar Philippidis <cesar@codesourcery.com>
25675 * config/nvptx/nvptx.c (nvptx_gen_shuffle): Add support for QImode
25676 and HImode registers.
25678 2016-02-22 Richard Biener <rguenther@suse.de>
25680 PR tree-optimization/69882
25681 * tree-vect-slp.c (vect_attempt_slp_rearrange_stmts): Properly
25682 preserve permutations present because of gaps.
25683 (vect_supported_load_permutation_p): Always continue checking
25684 permutations after vect_attempt_slp_rearrange_stmts.
25686 2016-02-22 Bin Cheng <bin.cheng@arm.com>
25688 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Dump
25689 min_profitable_estimate, rather than min_profitable_iters.
25691 2016-02-22 Jakub Jelinek <jakub@redhat.com>
25694 * config/m68k/m68k.md (ashldi3, ashrdi3, lshrdi3): Use
25695 SImode for last match_operand.
25697 2016-02-22 Martin Liska <mliska@suse.cz>
25699 * hsa-gen.c (gen_hsa_clrsb): In case of zero value,
25700 return bitsize - 1 as the return value.
25702 2016-02-22 Oleg Endo <olegendo@gcc.gnu.org>
25706 * config/sh/sh.c (sh_lshrsi_clobbers_t_reg_p, sh_dynamicalize_shift_p):
25707 Handle negative shift counts.
25708 * config/sh/sh.md (ashlsi3, lshrsi3_n, lshrsi3_n_clobbers_t): Don't use
25709 force_reg on the shift constant.
25710 (lshrsi3): Likewise. Expand into lshrsi3_n* instead of lshrsi3_d.
25711 (lshrsi3_d): Handle negative shift counts.
25713 2016-02-22 Richard Biener <rguenther@suse.de>
25714 Tom de Vries <tom@codesourcery.com>
25716 * graph.c: Include dumpfile.h.
25717 (print_graph_cfg): Split into three overloads.
25718 * gdbhooks.py (class DotFn): Add and instantiate, adding command dot-fn.
25720 2016-02-22 Tom de Vries <tom@codesourcery.com>
25722 * gdbhooks.py (class DumpFn): Add and instantiate, adding command
25725 2016-02-22 Richard Biener <rguenther@suse.de>
25728 * ipa-inline-transform.c (inline_call): When not updating
25729 overall summaries adjust self size by the growth estimate.
25730 * ipa-inline.c (inline_to_all_callers_1): Add to the callers
25731 hash-set, do not update overall summaries here. Renamed from ...
25732 (inline_to_all_callers): ... this which is now wrapping the
25733 above and performing delayed overall summary update.
25734 (early_inline_small_functions): Delay updating of the overall
25737 2016-02-21 Markus Trippelsdorf <markus@trippelsdorf.de>
25739 * tree-chkp.c (chkp_mark_invalid_bounds_walker): Initialize
25742 2016-02-19 Jakub Jelinek <jakub@redhat.com>
25745 * gcc.c (LINK_COMMAND_SPEC, GOMP_SELF_SPECS): Use
25746 :%* in %:gt() argument.
25747 (greater_than_spec_func): Adjust for expecting only numbers,
25748 if there are more than two numbers, compare the last two.
25750 2016-02-19 Jonathan Wakely <jwakely@redhat.com>
25752 * doc/invoke.texi (C++ Dialect Options): Clarify interaction of
25753 -Wnarrowing with -std.
25755 2016-02-19 Jakub Jelinek <jakub@redhat.com>
25758 * expr.c (store_field): Don't use bit-field path if exp is
25759 COMPONENT_REF with TREE_ADDRESSABLE type, where TYPE_SIZE is
25760 different from bitsize, but DECL_SIZE of FIELD_DECL is bitsize
25761 and the assignment can be performed by bitwise copy. Formatting
25764 PR middle-end/69838
25765 * lra.c (lra_process_new_insns): If non-call exceptions are enabled,
25766 call copy_reg_eh_region_note_forward on before and/or after sequences
25767 and remove note from insn if it no longer can throw.
25770 * config/i386/sse.md (VI_512): Only include V64QImode and V32HImode
25771 if TARGET_AVX512BW.
25773 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25775 * config/s390/vector.md: Add missing commutative operand markers
25776 to the patterns which qualify for one.
25777 * config/s390/vx-builtins.md: Likewise.
25779 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25781 * config/s390/vector.md (VI, VI_QHS): Add single element vector
25782 types to mode iterators.
25783 (vec_double): ... and mode attribute.
25784 * config/s390/vx-builtins.md (non_vec_int): Likewise.
25786 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25788 * config/s390/vector.md ("<ti*>add<mode>3", "<ti*>sub<mode>3"):
25789 Change the predicate of op2 from nonimmediate to general and let
25790 reload fix it if necessary.
25792 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25794 * config/s390/vecintrin.h (vec_sub_u128): Define missing macro.
25796 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25798 * config/s390/s390.c (s390_expand_vcond): Use the compare operand
25801 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25803 * config/s390/s390-protos.h: Add s390_expand_vec_movstr prototype.
25804 * config/s390/s390.c (s390_expand_vec_movstr): New function.
25805 * config/s390/s390.md ("movstr<P:mode>"): Call
25806 s390_expand_vec_movstr.
25808 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25810 * config/s390/s390.md: Add missing output modifier for operand 1
25811 to print it as address properly.
25813 2016-02-19 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
25815 * config/s390/2827.md: Rename ooo_* insn attributes to zEC12_*.
25816 * config/s390/2964.md: New file.
25817 * config/s390/s390.c (s390_get_sched_attrmask): Use the right set
25818 of insn grouping attributes depending on the CPU level.
25819 (s390_get_unit_mask): New function.
25820 (s390_sched_score): Remove the OOO from the scheduling macros.
25821 Add loop to calculate a score for the instruction mix.
25822 (s390_sched_reorder): Likewise plus improve debug output.
25823 (s390_sched_variable_issue): Rename macros as above. Calculate
25824 the unit distances after actually scheduling an insn. Improve
25826 (s390_sched_init): Clear last_scheduled_unit_distance array.
25827 * config/s390/s390.md: Include 2964.md.
25829 2016-02-18 Jakub Jelinek <jakub@redhat.com>
25832 * config/i386/sse.md (*<floatsuffix>floatv2div2sf2_mask_1,
25833 *avx512vl_<code>v2div2qi2_mask_1, *avx512vl_<code><mode>v4qi2_mask_1,
25834 *avx512vl_<code><mode>v8qi2_mask_1, *avx512vl_<code><mode>v4hi2_mask_1,
25835 *avx512vl_<code>v2div2hi2_mask_1, *avx512vl_<code>v2div2si2_mask_1,
25836 *avx512f_<code>v8div16qi2_mask_1): New insns.
25838 2016-02-18 Michael Meissner <meissner@linux.vnet.ibm.com>
25841 * config/rs6000/predicates.md (fusion_gpr_addis): Revert
25844 * config/rs6000/rs6000.md (fusion_gpr_load_<mode>): Remove
25845 earlyclobber from target. Use wF constraint for fused memory
25847 (fusion_gpr_<P:mode>_<GPR_FUSION:mode>_load): Likewise.
25849 2016-02-18 Jakub Jelinek <jakub@redhat.com>
25850 Martin Liska <mliska@suse.cz>
25853 * cfgexpand.c (asan_sanitize_stack_p): New function.
25854 (partition_stack_vars): Use the function.
25855 (expand_stack_vars): Likewise.
25856 (defer_stack_allocation): Likewise.
25857 (expand_used_vars): Likewise.
25859 2016-02-18 Richard Biener <rguenther@suse.de>
25861 PR middle-end/69553
25862 * fold-const.c (operand_equal_p): Properly compare offsets for
25863 IMAGPART_EXPR and ARRAY_REF.
25865 2016-02-18 Nick Clifton <nickc@redhat.com>
25869 * config/arm/arm.c (arm_option_override_internal): Disable
25870 interworking if the target does not support thumb instructions.
25871 (arm_reload_in_hi): Handle the case where a register to register
25872 move needs reloading because there is no simple pattern to handle
25874 (arm_reload_out_hi): Likewise.
25876 2016-02-18 Richard Biener <rguenther@suse.de>
25878 PR middle-end/69854
25879 * match.pd: Don't use fold_binary or fold_unary for folding
25882 2016-02-17 Jakub Jelinek <jakub@redhat.com>
25885 * gimplify.c (gimplify_cond_expr): Call gimple_set_no_warning
25886 on the cond_stmt from TREE_NO_WARNING on COND_EXPR_COND.
25887 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Don't
25888 warn on gimple_no_warning_p statements.
25890 2016-02-17 Jonathan Wakely <jwakely@redhat.com>
25892 * doc/extend.texi (C++ Attributes): Correct description of
25893 warn_unused type attribute.
25895 2016-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
25897 * config/rs6000/altivec.md (*altivec_lvxl_<mode>_internal): Output
25898 correct instruction.
25900 2016-02-17 Richard Biener <rguenther@suse.de>
25902 PR rtl-optimization/69609
25903 * bb-reorder.c (struct bbro_basic_block_data): Add priority member.
25904 (find_traces_1_round): When ending a trace update cached priority
25906 (bb_to_key): Use cached priority when available.
25907 (copy_bb): Initialize cached priority.
25908 (reorder_basic_blocks_software_trace_cache): Likewise.
25910 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25913 * config/aarch64/predicates.md (aarch64_comparison_operator_mode):
25915 (aarch64_comparison_operator): Break overly long line into two.
25916 (aarch64_comparison_operation): Likewise.
25917 * config/aarch64/aarch64.md (cstorecc4): Use
25918 aarch64_comparison_operator_mode instead of
25919 aarch64_comparison_operator.
25920 (cstore<mode>4): Likewise.
25921 (aarch64_cstore<mode>): Likewise.
25922 (*cstoresi_insn_uxtw): Likewise.
25923 (cstore<mode>_neg): Likewise.
25924 (*cstoresi_neg_uxtw): Likewise.
25926 2016-02-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
25929 * config/arm/predicates.md (arm_comparison_operator_mode):
25931 * config/arm/arm.md (*mov_scc): Use arm_comparison_operator_mode
25932 instead of arm_comparison_operator.
25933 (*mov_negscc): Likewise.
25934 (*mov_notscc): Likewise.
25935 * config/arm/thumb2.md (*thumb2_mov_scc): Likewise.
25936 (*thumb2_mov_negscc): Likewise.
25937 (*thumb2_mov_negscc_strict_it): Likewise.
25938 (*thumb2_mov_notscc): Likewise.
25939 (*thumb2_mov_notscc_strict_it): Likewise.
25941 2016-02-17 Wilco Dijkstra <wdijkstr@arm.com>
25943 * config/aarch64/aarch64.c (aarch64_internal_mov_immediate):
25944 Add missing return.
25946 2016-02-17 Eric Botcazou <ebotcazou@adacore.com>
25948 * config/visium/visium.c (machine_libfunc_index): New enum.
25949 (machine_libfuncs): New structure.
25950 (visium_libfuncs): New static variable.
25951 (TARGET_INIT_LIBFUNCS): Define to...
25952 (visium_init_libfuncs): ...this. New function.
25953 (expand_block_move_4): Use the appropriate libfunc.
25954 (expand_block_move_2): Likewise.
25955 (expand_block_move_1): Likewise.
25956 (expand_block_set_4): Likewise.
25957 (expand_block_set_2): Likewise.
25958 (expand_block_set_1): Likewise.
25959 (visium_trampoline_init): Likewise.
25961 2016-02-17 Nick Clifton <nickc@redhat.com>
25963 * config/msp430/msp430.c (msp430_mcu_data): Sync with data from
25964 TI's devices.csv file as of March 2016.
25966 2016-02-16 Kelvin Nilsen <kelvin@gcc.gnu.org>
25969 * opts-global.c (handle_common_deferred_options): Introduce and
25970 initialize two global variables to remember command-line options
25971 specifying a stack-limiting register.
25972 * opts.h: Add extern declarations of the two new global variables.
25973 * emit-rtl.c (init_emit_once): Initialize the stack_limit_rtx
25974 variable based on the values of the two new global variables.
25976 2016-02-16 Jakub Jelinek <jakub@redhat.com>
25979 * common.opt (Wnonnull-compare): New warning.
25980 * doc/invoke.texi (-Wnonnull): Remove text about comparison
25981 of arguments against NULL.
25982 (-Wnonnull-compare): Document.
25983 * Makefile.in (OBJS): Add gimple-ssa-nonnull-compare.o.
25984 * tree-pass.h (make_pass_warn_nonnull_compare): Declare.
25985 * passes.def (pass_warn_nonnull_compare): Add.
25986 * gimple-ssa-nonnull-compare.c: New file.
25988 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
25990 * config/aarch64/aarch64.c (cortexa57_tunings): Remove
25991 AARCH64_EXTRA_TUNE_RECIP_SQRT.
25993 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
25995 * config/aarch64/aarch64.c (use_rsqrt_p): Always use software
25996 reciprocal sqrt for -mlow-precision-recip-sqrt.
25998 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
25999 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
26001 * config/aarch64/aarch64.c (aarch64_expand_vector_init): Refactor,
26002 always use lane loads to construct non-constant vectors.
26004 2016-02-16 James Greenhalgh <james.greenhalgh@arm.com>
26006 * config/aarch64/aarch64.md
26007 (arch64_sqrdml<SQRDMLH_AS:rdma_as>h_lane<mode>): Fix register
26008 constraints for operand 3.
26009 (aarch64_sqrdml<SQRDMLH_AS:rdma_as>h_laneq<mode>): Likewise.
26011 2016-02-16 Jakub Jelinek <jakub@redhat.com>
26012 Richard Biener <rguenther@suse.de>
26014 PR tree-optimization/69820
26015 * tree-vect-patterns.c (type_conversion_p): Return false if
26016 *orig_type is unsigned single precision or boolean.
26017 (vect_recog_dot_prod_pattern, vect_recog_widen_mult_pattern):
26020 2016-02-16 Jakub Jelinek <jakub@redhat.com>
26022 PR rtl-optimization/69764
26023 PR rtl-optimization/69771
26024 * optabs.c (expand_binop): Ensure for shift optabs invalid CONST_INT
26025 op1 is valid for GET_MODE_INNER (mode) and force it into a reg.
26027 2016-02-16 Richard Biener <rguenther@suse.de>
26029 PR tree-optimization/69776
26030 * tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Get alias
26032 (indirect_refs_may_alias_p): Likewise.
26033 (refs_may_alias_p_1): Pass alias sets as from ao_ref.
26034 * tree-ssa-sccvn.c (vn_reference_lookup): Also adjust vr alias-set
26035 according to tbaa_p.
26036 * tree-ssa-dom.c (lookup_avail_expr): Add tbaa_p flag.
26037 (optimize_stmt): For redundant store discovery do not allow tbaa.
26039 2016-02-16 Bernd Schmidt <bschmidt@redhat.com>
26041 PR tree-optimization/69714
26042 * tree-ssa-math-opts.c (find_bswap_or_nop): Revert previous change.
26043 Return NULL if we have irrelevant high bytes on BIG_ENDIAN.
26045 2016-02-16 Claudiu Zissulescu <claziss@synopsys.com>
26047 * config/arc/arc-modes.def (CC_FPU, CC_FPU_UNEQ): New modes.
26048 * config/arc/arc-opts.h (FPU_SP, FPU_SF, FPU_SC, FPU_SD, FPU_DP)
26049 (FPU_DF, FPU_DC, FPU_DD, FXP_DP): Define.
26050 * config/arc/arc.c (arc_init): Check FPU options.
26051 (get_arc_condition_code): Handle new CC_FPU* modes.
26052 (arc_select_cc_mode): Likewise.
26053 (arc_conditional_register_usage): Allow 64 bit datum into even-odd
26054 register pair only. Allow access for ARCv2 accumulator.
26055 (gen_compare_reg): Whenever we have FPU support use FPU compare
26057 (arc_reorg): Don't generate brcc insns when FPU compare
26058 instructions are involved.
26059 * config/arc/arc.h (TARGET_DPFP): Add TARGET_FP_DPAX condition.
26060 (TARGET_OPTFPE): Add condition when ARC EM can use optimized
26061 floating point emulation.
26062 (ACC_REG_FIRST, ACC_REG_LAST, ACCL_REGNO, ACCH_REGNO): Define.
26063 (REVERSE_CONDITION): Add new CC_FPU* modes.
26064 (TARGET_FP_SP_BASE): Define.
26065 (TARGET_FP_DP_BASE): Likewise.
26066 (TARGET_FP_SP_FUSED): Likewise.
26067 (TARGET_FP_DP_FUSED): Likewise.
26068 (TARGET_FP_SP_CONV): Likewise.
26069 (TARGET_FP_DP_CONV): Likewise.
26070 (TARGET_FP_SP_SQRT): Likewise.
26071 (TARGET_FP_DP_SQRT): Likewise.
26072 (TARGET_FP_DP_AX): Likewise.
26073 * config/arc/arc.md (ARCV2_ACC): New constant.
26074 (type): New fpu type attribute.
26075 (SDF): Conditional iterator.
26076 (cstore<mode>, cbranch<mode>): Change expand condition.
26077 (addsf3, subsf3, mulsf3, adddf3, subdf3, muldf3): New expands,
26078 handles FPU/FPX cases as well.
26079 * config/arc/arc.opt (mfpu): New option.
26080 * config/arc/fpx.md (addsf3_fpx, subsf3_fpx, mulsf3_fpx):
26082 (adddf3, muldf3, subdf3): Removed.
26083 * config/arc/predicates.md (proper_comparison_operator): Recognize
26085 * config/arc/fpu.md: New file.
26086 * doc/invoke.texi (ARC Options): Document mfpu option.
26088 2016-02-16 Richard Biener <rguenther@suse.de>
26090 PR rtl-optimization/69291
26091 * ifcvt.c (noce_try_store_flag_constants): Re-instantiate
26092 noce_operand_ok check.
26094 2016-02-16 Tom de Vries <tom@codesourcery.com>
26097 * omp-low.c (simd_clone_create): Remove call to
26098 symtab->call_cgraph_insertion_hooks.
26100 2016-02-16 Jakub Jelinek <jakub@redhat.com>
26102 PR tree-optimization/69802
26103 * tree-ssa-reassoc.c (update_range_test): If op is
26104 SSA_NAME_IS_DEFAULT_DEF, give up unless tem is a positive
26105 op == 1 test of precision 1 integral op, otherwise handle
26106 that case as op itself. Fix up formatting.
26107 (optimize_range_tests_to_bit_test, optimize_range_tests): Fix
26110 2016-02-16 Richard Biener <rguenther@suse.de>
26112 PR tree-optimization/69586
26113 * tree-vrp.c (register_edge_assert_for_2): Handle all integral
26114 types for conversion sources.
26116 2016-02-16 Richard Biener <rguenther@suse.de>
26118 PR middle-end/69801
26119 * fold-const.c (operand_equal_p): For COND_EXPR zero operand
26120 mask OEP_ADDRESS_OF.
26122 2016-02-16 Alan Modra <amodra@gmail.com>
26125 * config/rs6000/rs6000.md (reload_vsx_from_gprsf): Rewrite splitter.
26126 (p8_mtvsrd_df, p8_mtvsrd_sf): New.
26127 (p8_mtvsrd_1, p8_mtvsrd_2): Delete.
26129 (p8_mtvsrwz_1, p8_mtvsrwz_2): Delete.
26130 (p8_xxpermdi_<mode>): Take two DF inputs rather than one TF.
26131 (p8_fmrgow_<mode>): Likewise.
26132 (reload_vsx_from_gpr<mode>): Make clobber IF. Adjust for above
26134 (reload_fpr_from_gpr<mode>): Similarly. Use "d" for op0 constraint.
26135 (reload_vsx_from_gprsf): Use p8_mtvsrd_sf rather than attempting
26136 to use movdi_internal64. Remove op0_di.
26137 * config/rs6000/vsx.md (vsx_xscvspdpn_directmove): Make op1 SFmode.
26139 2016-02-15 Evandro Menezes <e.menezes@samsung.com>
26141 Add support for the FCCMP insn types
26143 * config/aarch64/aarch64.md (fccmp): Change insn type.
26144 (fccmpe): Likewise.
26145 * config/aarch64/thunderx.md (thunderx_fcmp): Add "fccmp{s,d}" types.
26146 * config/arm/cortex-a53.md (cortex_a53_fpalu): Likewise.
26147 * config/arm/cortex-a57.md (cortex_a57_fp_cmp): Likewise.
26148 * config/arm/xgene1.md (xgene1_fcmp): Likewise.
26149 * config/arm/exynos-m1.md (exynos_m1_fp_ccmp): New insn reservation.
26150 * config/arm/types.md (fccmps): Add new insn type.
26151 (fccmpd): Likewise.
26153 2016-02-15 Bernd Edlinger <bernd.edlinger@hotmail.de>
26155 * alias.c (get_alias_set): Fix a typo in comment.
26157 2016-02-15 Richard Biener <rguenther@suse.de>
26159 PR tree-optimization/69595
26160 * match.pd: Complete range test simplification to true.
26162 2016-02-15 Bernd Schmidt <bschmidt@redhat.com>
26164 PR rtl-optimization/69648
26165 * lra-constraints.c (update_ebb_live_info): Don't remove sets of
26166 pic_offset_table_rtx.
26168 PR rtl-optimization/69752
26169 * ira.c (update_equiv_regs): When looking for more than a single SET,
26170 also take other side effects into account.
26172 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
26174 * config/s390/s390.c (s390_function_profiler): Add a new sequence
26175 for z900+ CPUs in 31-bit mode.
26177 2016-02-15 Marcin Kościelnicki <koriakin@0x04.net>
26179 * common/config/s390/s390-common.c (s390_supports_split_stack):
26181 (TARGET_SUPPORTS_SPLIT_STACK): New macro.
26182 * config/s390/s390-protos.h: Add s390_expand_split_stack_prologue.
26183 * config/s390/s390.c (struct machine_function): New field
26184 split_stack_varargs_pointer.
26185 (s390_register_info): Mark r12 as clobbered if it'll be used as temp
26186 in s390_emit_prologue.
26187 (s390_emit_prologue): Use r12 as temp if r1 is taken by split-stack
26189 (morestack_ref): New global.
26190 (SPLIT_STACK_AVAILABLE): New macro.
26191 (s390_expand_split_stack_prologue): New function.
26192 (s390_live_on_entry): New function.
26193 (s390_va_start): Use split-stack vararg pointer if appropriate.
26194 (s390_asm_file_end): Emit the split-stack note sections.
26195 (TARGET_EXTRA_LIVE_ON_ENTRY): New macro.
26196 * config/s390/s390.md (UNSPEC_STACK_CHECK): New unspec.
26197 (UNSPECV_SPLIT_STACK_CALL): New unspec.
26198 (UNSPECV_SPLIT_STACK_DATA): New unspec.
26199 (split_stack_prologue): New expand.
26200 (split_stack_space_check): New expand.
26201 (split_stack_data): New insn.
26202 (split_stack_call): New expand.
26203 (split_stack_call_*): New insn.
26204 (split_stack_cond_call): New expand.
26205 (split_stack_cond_call_*): New insn.
26207 2016-02-15 Richard Biener <rguenther@suse.de>
26209 PR tree-optimization/69783
26210 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
26211 Add trivially correct cases.
26213 2016-02-15 Tom de Vries <tom@codesourcery.com>
26216 * lto-cgraph.c (input_offload_tables): Add and handle bool parameter
26218 * lto-streamer.h (input_offload_tables): Add and handle bool parameter.
26220 2016-02-15 Richard Biener <rguenther@suse.de>
26222 PR tree-optimization/69776
26223 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
26224 * tree-ssa-sccvn.c (vn_reference_lookup): Add parameter to
26225 indicate whether we can use TBAA to disambiguate against stores.
26226 Use alias-set zero if not.
26227 (visit_reference_op_store): Do not use TBAA when looking up
26229 * tree-ssa-pre.c (compute_avail): Use TBAA here.
26230 (eliminate_dom_walker::before_dom_children): But not when looking
26231 up redundant stores.
26233 2016-02-14 John David Anglin <danglin@gcc.gnu.org>
26235 * config/pa/pa.md (absqi2, absghi2, bswaphi2, bswapsi2, bswapdi2): New.
26237 2016-02-14 Venkataramanan Kumar <venkataramanan.kumar@amd.com>
26239 * config/i386/znver1.md
26240 (znver1_pop, znver1_pop_mem,
26241 znver1_load_imov_double_store,
26242 znver1_load_imov_direct_store,
26243 znver1_load_imov_direct_load,
26244 znver1_load_imov_double_load): Add new.
26245 (znver1_insn, znver1_insn_load): Add icmov type.
26246 (znver1_sseavx_fma,
26247 znver1_sseavx_fma_load,
26249 znver1_avx256_fma_load): Fix pipe usage.
26251 2016-02-14 Alan Modra <amodra@gmail.com>
26254 * reload.c (find_reloads_address_1): For pre/post-inc/dec
26255 with an invalid hard reg, reload just the reg not the entire
26256 pre/post-inc/dec address expression.
26258 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
26261 * config/sh/sh.md (sibcall_value_pcrel): Replace =&k scratch reg with
26262 fixed R1_REG scratch reg.
26263 (sibcall_value_pcrel_fdpic): Likewise.
26265 2016-02-13 Oleg Endo <olegendo@gcc.gnu.org>
26269 * config/sh/sh.md (*zero_extract_3): New insn_and_split pattern.
26271 2016-02-12 Walter Lee <walt@tilera.com>
26273 * config/tilepro/t-tilepro: Replace CC_FOR_BUILD with CXX_FOR_BUILD.
26274 * config/tilegx/t-tilegx: Likewise.
26276 2016-02-12 David Malcolm <dmalcolm@redhat.com>
26279 * diagnostic-show-locus.c (struct line_span): New struct.
26280 (layout::get_first_line): Delete.
26281 (layout::get_last_line): Delete.
26282 (layout::get_num_line_spans): New member function.
26283 (layout::get_line_span): Likewise.
26284 (layout::print_heading_for_line_span_index_p): Likewise.
26285 (layout::get_expanded_location): Likewise.
26286 (layout::calculate_line_spans): Likewise.
26287 (layout::m_first_line): Delete.
26288 (layout::m_last_line): Delete.
26289 (layout::m_line_spans): New field.
26290 (layout::layout): Update comment. Replace m_first_line and
26291 m_last_line with m_line_spans, replacing their initialization
26292 with a call to calculate_line_spans.
26293 (diagnostic_show_locus): When printing source lines and
26294 annotations, rather than looping over a single span
26295 of lines, instead loop over each line_span within
26296 the layout, with an inner loop over the lines within them.
26297 Call the context's start_span callback when changing line spans.
26298 * diagnostic.c (diagnostic_initialize): Initialize start_span.
26299 (diagnostic_build_prefix): Break out the building of the location
26300 part of the string into...
26301 (diagnostic_get_location_text): ...this new function, rewriting
26302 it from nested ternary expressions to a sequence of "if"
26304 (default_diagnostic_start_span_fn): New function.
26305 * diagnostic.h (diagnostic_start_span_fn): New typedef.
26306 (diagnostic_context::start_span): New field.
26307 (default_diagnostic_start_span_fn): New prototype.
26309 2016-02-12 David Malcolm <dmalcolm@redhat.com>
26312 * gcc.c (driver::finalize): Fix cleanup of "specs".
26314 2016-02-12 David Malcolm <dmalcolm@redhat.com>
26318 * gcc.c (driver::driver): Initialize m_option_suggestions.
26319 (driver::~driver): Clean up m_option_suggestions.
26320 (suggest_option): Convert to...
26321 (driver::suggest_option): ...this, and split out into
26322 driver::build_option_suggestions and find_closest_string.
26323 (driver::build_option_suggestions): New function, from
26324 first half of suggest_option. Special-case
26325 OPT_fsanitize_ and OPT_fsanitize_recover_, making use of
26326 the sanitizer_opts array. For options of enum types, add the
26327 various enum values to the candidate strings.
26328 (driver::handle_unrecognized_options): Remove "const".
26329 * gcc.h (driver::handle_unrecognized_options): Likewise.
26330 (driver::build_option_suggestions): New decl.
26331 (driver::suggest_option): New decl.
26332 (driver::m_option_suggestions): New field.
26333 * opts-common.c (add_misspelling_candidates): New function.
26334 * opts.c (sanitizer_opts): Remove decl of struct sanitizer_opts_s
26335 and make non-static.
26336 * opts.h (sanitizer_opts): New array decl.
26337 (add_misspelling_candidates): New function decl.
26338 * spellcheck.c (find_closest_string): New function.
26339 * spellcheck.h (find_closest_string): New function decl.
26341 2016-02-12 Jakub Jelinek <jakub@redhat.com>
26343 PR rtl-optimization/69764
26344 PR rtl-optimization/69771
26345 * optabs.c (expand_binop_directly): For shift_optab_p, force
26346 convert_modes with VOIDmode if xop1 has VOIDmode.
26348 2016-02-12 Ilya Enkovich <enkovich.gnu@gmail.com>
26351 * lto-streamer-out.c (lto_output): Use thunk.add_pointer_bounds_args
26352 to correctly determine instrumentation thunks.
26354 2016-02-12 Jakub Jelinek <jakub@redhat.com>
26357 * ipa-split.c (split_function): If split part returns TREE_ADDRESSABLE
26358 type by reference, force lhs on the call.
26361 * ipa-split.c (split_function): Don't compute/use main_part_return_p.
26362 Compute retval and retbnd early in all cases if split_part_return_p
26363 and return_bb is not EXIT. Remove all clobber stmts and reset
26364 all debug stmts that refer to SSA_NAMEs defined in split part,
26365 except if it is retval, in that case replace the old retval with the
26366 lhs of the call to the split part.
26368 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
26371 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
26373 PR middle-end/66726
26374 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
26375 whose result is used in PHI.
26376 (maybe_optimize_range_tests): Likewise.
26377 (final_range_test_p): Likweise.
26379 2016-02-12 Kugan Vivekanandarajah <kuganv@linaro.org>
26381 PR middle-end/66726
26382 * tree-ssa-reassoc.c (optimize_range_tests): Handle tcc_compare stmt
26383 whose result is used in PHI.
26384 (maybe_optimize_range_tests): Likewise.
26385 (final_range_test_p): Likweise.
26387 2016-02-12 Jakub Jelinek <jakub@redhat.com>
26389 * cgraph.c: Spelling fixes - behaviour -> behavior and
26390 neighbour -> neighbor.
26391 * target.def: Likewise.
26392 * sel-sched.c: Likewise.
26393 * config/mips/mips.c: Likewise.
26394 * config/arc/arc.md: Likewise.
26395 * config/arm/cortex-a57.md: Likewise.
26396 * config/arm/arm.c: Likewise.
26397 * config/arm/neon.md: Likewise.
26398 * config/arm/arm-c.c: Likewise.
26399 * config/vms/vms-c.c: Likewise.
26400 * config/s390/s390.c: Likewise.
26401 * config/i386/znver1.md: Likewise.
26402 * config/i386/i386.c: Likewise.
26403 * config/ia64/hpux-unix2003.h: Likewise.
26404 * config/msp430/msp430.md: Likewise.
26405 * config/rx/rx.c: Likewise.
26406 * config/rx/rx.md: Likewise.
26407 * config/aarch64/aarch64-simd.md: Likewise.
26408 * config/aarch64/aarch64.c: Likewise.
26409 * config/nvptx/nvptx.c: Likewise.
26410 * config/bfin/bfin.c: Likewise.
26411 * config/cris/cris.opt: Likewise.
26412 * config/rs6000/rs6000.c: Likewise.
26413 * target.h: Likewise.
26414 * spellcheck.c: Likewise.
26415 * ira-build.c: Likewise.
26416 * tree-inline.c: Likewise.
26417 * builtins.c: Likewise.
26418 * lra-constraints.c: Likewise.
26419 * explow.c: Likewise.
26420 * hwint.h: Likewise.
26421 * targhooks.c: Likewise.
26422 * tree-vect-data-refs.c: Likewise.
26423 * expr.c: Likewise.
26424 * doc/tm.texi: Likewise.
26425 * doc/extend.texi: Likewise.
26426 * doc/install.texi: Likewise.
26427 * doc/md.texi: Likewise.
26428 * tree-ssa-tail-merge.c: Likewise.
26429 * sched-int.h: Likewise.
26430 * match.pd: Likewise.
26431 * sched-ebb.c: Likewise.
26432 * target.def (omit_struct_return_reg): Likewise.
26433 * gimple-ssa-isolate-paths.c: Likewise.
26434 (find_implicit_erroneous_behaviour): Renamed to...
26435 (find_implicit_erroneous_behavior): ... this.
26436 (find_explicit_erroneous_behaviour): Renamed to...
26437 (find_explicit_erroneous_behavior): ... this.
26438 (gimple_ssa_isolate_erroneous_paths): Adjust caller.
26440 2016-02-11 Segher Boessenkool <segher@kernel.crashing.org>
26442 PR rtl-optimization/64682
26443 PR rtl-optimization/69567
26444 PR rtl-optimization/69737
26445 * combine.c (distribute_notes) <REG_DEAD>: If the register is set
26446 in I2 as well, just lose it.
26448 2016-02-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
26450 * config/aarch64/aarch64.c (aarch64_last_printed_arch_string):
26452 (aarch64_last_printed_tune_string): Likewise.
26453 (aarch64_declare_function_name): Only output .arch assembler
26454 directive if it will be different from the previously output
26455 directive. Same for .tune comment but only if -dA is set.
26456 (aarch64_start_file): New function.
26457 (TARGET_ASM_FILE_START): Define.
26459 2016-02-11 David Malcolm <dmalcolm@redhat.com>
26462 * Makefile.in (PLUGIN_HEADERS): Add params.list.
26464 2016-02-11 Jakub Jelinek <jakub@redhat.com>
26467 * tree-vect-slp.c (vect_schedule_slp_instance): Avoid
26468 -Wmaybe-uninitialized warning.
26470 2016-02-11 Oleg Endo <olegendo@gcc.gnu.org>
26473 * config/sh/sh.md (casesi_worker_0): Add T_REG use.
26475 2016-02-11 Richard Biener <rguenther@suse.de>
26477 PR rtl-optimization/69291
26478 * ifcvt.c (noce_try_store_flag_constants): Do not allow
26479 subexpressions affected by changing the result.
26481 2016-02-10 Vladimir Makarov <vmakarov@redhat.com>
26484 * lra-constraints.c (curr_insn_transform): Find in/out operands
26485 for secondary memory moves. Update dups.
26487 2016-02-10 Yuri Rumyantsev <ysrumyan@gmail.com>
26489 PR tree-optimization/69652
26490 * tree-vect-loop.c (optimize_mask_stores): Move declaration of STMT1
26491 to nested loop, did source re-formatting, skip debug statements,
26492 add check on statement with volatile operand, remove dead scalar
26495 2016-02-10 Jakub Jelinek <jakub@redhat.com>
26496 Patrick Palka <ppalka@gcc.gnu.org>
26500 * gimplify.c (gimplify_modify_expr): Set lhs even for noreturn
26501 calls if the return type is TREE_ADDRESSABLE.
26502 * cgraphunit.c (cgraph_node::expand_thunk): Likewise.
26503 * ipa-split.c (split_function): Fix doubled "we" in comment.
26504 Use void return type for the split part even if
26505 !split_point->split_part_set_retval.
26507 2016-02-10 Bin Cheng <bin.cheng@arm.com>
26509 PR tree-optimization/68021
26510 * tree-ssa-loop-ivopts.c (get_computation_aff): Set ratio to 1 if
26511 when computing the value of biv cand by itself.
26513 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
26515 * config/aarch64/aarch64.c (cortexa53_tunings): Enable AES fusion.
26516 (cortexa57_tunings): Likewise.
26517 (cortexa72_tunings): Likewise.
26518 (arch_macro_fusion_pair_p): Add support for AES fusion.
26519 * config/aarch64/aarch64-fusion-pairs.def: Add AES_AESMC entry.
26520 * config/arm/aarch-common.c (aarch_crypto_can_dual_issue):
26521 Allow virtual registers before reload so early scheduling works.
26522 * config/arm/cortex-a57.md (cortex_a57_crypto_simple): Use
26523 correct latency and pipeline.
26524 (cortex_a57_crypto_complex): Likewise.
26525 (cortex_a57_crypto_xor): Likewise.
26526 (define_bypass): Add AES bypass.
26528 2016-02-10 Richard Biener <rguenther@suse.de>
26530 PR tree-optimization/69726
26531 * passes.def: Add DCE pass before late uninit.
26532 * match.pd: Add A ? B : (!A ? C : X) -> A ? B : C patterns to
26533 really fixup if-conversions job.
26535 2016-02-10 Wilco Dijkstra <wdijkstr@arm.com>
26537 * config/arm/arm.c (arm_cortex_a53_tune): Enable AES fusion.
26538 (arm_cortex_a57_tune): Likewise.
26539 (aarch_macro_fusion_pair_p): Add support for AES fusion.
26540 * config/arm/arm-protos.h (fuse_ops): Add FUSE_AES_AESMC.
26542 2016-02-10 Eric Botcazou <ebotcazou@adacore.com>
26544 * timevar.def (TV_PHASE_DBGINFO): Delete.
26545 (TV_PHASE_CHECK_DBGINFO): Likewise.
26546 * varpool.c (varpool_node::assemble_decl): Do not change timevar.
26548 2016-02-10 Richard Biener <rguenther@suse.de>
26550 PR tree-optimization/69719
26551 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
26552 Adjust previous fix by ensuring that dr_a1 is left of dr_a2.
26554 2016-02-09 Andrew Pinski <apinski@cavium.com>
26557 * optabs-tree.c (expand_vec_cond_expr_p): Don't early return if
26558 get_vcond_mask_icode returns false.
26560 2016-02-09 Michael Meissner <meissner@linux.vnet.ibm.com>
26563 * config/rs6000/predicates.md (fusion_gpr_addis): Prevent fusing
26564 an ADDIS that adds a pointer to a large constant that sets the
26565 upper16 bits with a load operation.
26567 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
26570 * config/arm/arm.c (arm_evpc_neon_vzip): Allow for big endian lane
26572 * config/arm/arm_neon.h (vzipq_s8): Adjust shuffle patterns for big
26574 (vzipq_s16): Likewise.
26575 (vzipq_s32): Likewise.
26576 (vzipq_f32): Likewise.
26577 (vzipq_u8): Likewise.
26578 (vzipq_u16): Likewise.
26579 (vzipq_u32): Likewise.
26580 (vzipq_p8): Likewise.
26581 (vzipq_p16): Likewise.
26583 2016-02-09 Charles Baylis <charles.baylis@linaro.org>
26586 * config/arm/arm.c (neon_endian_lane_map): New function.
26587 (neon_vector_pair_endian_lane_map): New function.
26588 (arm_evpc_neon_vuzp): Allow for big endian lane order.
26589 * config/arm/arm_neon.h (vuzpq_s8): Adjust shuffle patterns for big
26591 (vuzpq_s16): Likewise.
26592 (vuzpq_s32): Likewise.
26593 (vuzpq_f32): Likewise.
26594 (vuzpq_u8): Likewise.
26595 (vuzpq_u16): Likewise.
26596 (vuzpq_u32): Likewise.
26597 (vuzpq_p8): Likewise.
26598 (vuzpq_p16): Likewise.
26600 2016-02-11 Alexandre Oliva <aoliva@redhat.com>
26603 * regstat.c (regstat_bb_compute_calls_crossed): Disregard
26606 2016-02-09 Uros Bizjak <ubizjak@gmail.com>
26608 * config/i386/i386.md (insv<mode>_1): Use gen_int_mode to
26609 truncate const_int operand 1 to QImode.
26611 2016-02-09 Eric Botcazou <ebotcazou@adacore.com>
26613 * gimple-ssa-backprop.c (optimize_phi): Do not replace an argument
26614 corresponding to an abnormal edge.
26616 2016-02-09 Tom de Vries <tom@codesourcery.com>
26618 PR tree-optimization/69599
26619 * tree-ssa-structalias.c (fndecl_maybe_in_other_partition): New
26621 (find_func_aliases_for_builtin_call, find_func_clobbers)
26622 (ipa_pta_execute): Handle case that foo and foo._0 are not in same lto
26625 2016-02-09 Richard Biener <rguenther@suse.de>
26627 PR tree-optimization/69715
26628 * tree-ssa.c (execute_update_addresses_taken): Mark non-decl
26629 LHS on calls as non-rewritable.
26631 2016-02-09 Tom de Vries <tom@codesourcery.com>
26634 * lto-wrapper.c (append_diag_options): New function.
26635 (compile_offload_image): Call append_diag_options.
26637 2016-02-08 Sandra Loosemore <sandra@codesourcery.com>
26640 * doc/extend.texi (Flag Output Operands): Correct sectioning.
26641 Minor copy-edit to fix verb tenses.
26643 2016-02-08 Jakub Jelinek <jakub@redhat.com>
26645 PR tree-optimization/69209
26646 * ipa-split.c (split_function): If split part is not
26647 returning retval, retval has gimple type but is not
26648 gimple value, force it into a SSA_NAME first.
26650 2016-02-08 Nicklas Bo Jensen <nbjensen@gmail.com>
26652 * doc/tree-ssa.texi (Preserving the virtual SSA form): Remove
26655 2016-02-08 Jason Merrill <jason@redhat.com>
26658 * convert.c (convert_to_integer_1): Check dofold on truncation
26660 (convert_to_pointer_maybe_fold, convert_to_real_maybe_fold)
26661 (convert_to_integer_maybe_fold, convert_to_complex_maybe_fold):
26662 Rename from *_nofold.
26663 * convert.h (convert_to_pointer_nofold, convert_to_integer_nofold)
26664 (convert_to_real_nofold, convert_to_complex_nofold): New inlines.
26666 2016-02-08 Bernd Schmidt <bschmidt@redhat.com>
26669 * tree.c (build_common_tree_nodes): Remove short_double argument.
26670 All callers changed.
26671 * tree.h (build_common_tree_nodes): Adjust declaration.
26672 * doc/invoke.texi (-fshort-double): Remove documentation.
26673 * config/mips/t-img-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
26674 MULTILIB_EXCEPTIONS): Remove -fshort-double variant.
26675 * lto-wrapper.c (merge_and_complain, append_compiler_options)
26676 (append_linker_options): Don't handle OPT_fshort_double.
26678 PR rtl-optimization/68730
26679 * lra-remat.c (insn_to_cand_activation): New static variable.
26680 (lra_remat): Allocate and free it.
26681 (create_cand): New arg activation. Initialize a field in
26682 insn_to_cand_activation if it is nonnull.
26683 (create_cands): Pass the activation insn to create_cand when making
26684 a candidate involving an output reload. Reorganize code a little.
26685 (do_remat): Keep track of active status of candidates in a separate
26688 2016-02-08 Richard Biener <rguenther@suse.de>
26690 PR tree-optimization/69719
26691 * tree-vect-data-refs.c (vect_prune_runtime_alias_test_list):
26692 Properly use absolute of the difference of the two offsets to
26693 compare or adjust the segment length.
26695 2016-02-08 Richard Biener <rguenther@suse.de>
26696 Jeff Law <law@redhat.com>
26699 * tree-ssanames.c (make_ssa_name_fn): Always use unqualified
26700 types for anonymous SSA names.
26702 2016-02-08 Richard Biener <rguenther@suse.de>
26704 PR rtl-optimization/69274
26705 * ira.c (ira_setup_alts): Do not change recog_data.operand order.
26707 2016-02-08 Jeff Law <law@redhat.com>
26709 PR tree-optimization/65917
26710 * tree-ssa-dom.c (record_temporary_equivalences): Record both
26711 equivalences from if (x == y) style conditionals.
26712 (loop_depth_of_name): Remove.
26713 (record_equality): Remove loop depth check.
26714 * tree-ssa-scopedtables.h (const_and_copies): Refine comments.
26715 (const_and_copies::record_const_or_copy_raw): New member function.
26716 * tree-ssa-scopedtables.c
26717 (const_and_copies::record_const_or_copy_raw): New, factored out of
26718 (const_and_copies::record_const_or_copy): Call new member function.
26720 2016-02-05 Jeff Law <law@redhat.com>
26722 PR tree-optimization/68541
26723 * gimple-ssa-split-paths.c: Include tree-cfg.h and params.h.
26724 (count_stmts_in_block): New function.
26725 (poor_ifcvt_candidate_code): Likewise.
26726 (is_feasible_trace): Add some heuristics to determine when path
26727 splitting is profitable.
26728 (find_block_to_duplicate_for_splitting_paths): Make sure the graph
26729 is a diamond with a single exit.
26731 2016-02-05 Martin Sebor <msebor@redhat.com>
26734 * doc/invoke.texi: Update -Wplacement-new to take an optional
26737 2016-02-06 Richard Henderson <rth@redhat.com>
26740 * tree.c (tree_nop_conversion_p): Do not strip casts into or
26741 out of non-standard address spaces.
26743 2016-02-05 Jakub Jelinek <jakub@redhat.com>
26745 PR rtl-optimization/69691
26746 * lra-eliminations.c (move_plus_up): Don't add the addend twice.
26748 2016-02-05 Pat Haugen <pthaugen@us.ibm.com>
26750 * config/rs6000/crypto.md (crypto_vpermxor_<mode>): Correct insn type.
26751 * config/rs6000/rs6000.md (mov<mode>_hardfloat): Likewise.
26752 (*ieee128_mfvsrd_64bit): Likewise.
26753 (*ieee128_mfvsrd_32bit): Likewise.
26755 2016-02-05 Ilya Enkovich <enkovich.gnu@gmail.com>
26759 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
26761 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
26762 instrumented_version.
26764 2016-01-05 Jeremy Bennett <jeremy.bennett@embecosm.com>
26766 * doc/invoke.texi (Optimize Options): In table of --param options
26767 rename second occurrence of tracer-min-branch-ratio to
26768 tracer-min-branch-probability, rename
26769 tracer-min-branch-ratio-feedback to
26770 tracer-min-branch-probability-feedback and clarify description,
26771 rename sched-spec-state-edge-prob-cutoff to
26772 sched-state-edge-prob-cutoff, rename selsched-max-insns-to-rename
26773 to selsched-insns-to-rename, rename lto-minpartition to
26774 lto-min-partition, delete reorder-blocks-duplicate and
26775 reorder-blocks-duplicate-feedback.
26777 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26779 * config/s390/s390.c (s390_register_info_set_ranges): Remove
26782 2016-02-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
26784 * doc/extend.texi: S/390: Correct some typos.
26786 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26788 * config/s390/s390.c (s390_emit_call): Add missing 64 bit check.
26790 2016-02-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
26793 * config/s390/s390.c (SAVE_SLOT_NONE, SAVE_SLOT_STACK): New defines.
26794 (s390_register_info_gprtofpr): Use new macros above.
26795 (s390_register_info_stdarg_fpr): Adjust max_fpr to better match
26797 (s390_register_info_stdarg_gpr): Adjust max_gpr to better match
26798 its name. Adjust restore and save gpr ranges.
26799 (s390_register_info_set_ranges): New function.
26800 (s390_register_info): Use new macros above. Call
26801 s390_register_info_set_ranges.
26802 (s390_optimize_register_info): Likewise.
26803 (s390_hard_regno_rename_ok): Use new macros.
26804 (s390_hard_regno_scratch_ok): Likewise.
26805 (s390_emit_epilogue): Likewise.
26806 (s390_can_use_return_insn): Likewise.
26807 (s390_optimize_prologue): Likewise.
26808 * config/s390/s390.md (GPR2_REGNUM, GPR6_REGNUM): New constants.
26810 2016-02-05 Jakub Jelinek <jakub@redhat.com>
26813 * config/i386/i386.c (convert_scalars_to_vector): Readd stack
26815 (ix86_option_override_internal): Disable TARGET_STV even for
26816 -m{incoming,preferred}-stack-boundary=3.
26818 2016-02-03 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
26820 * config.gcc: Mark deprecated rtems targets as obsolete.
26822 2016-02-04 Segher Boessenkool <segher@kernel.crashing.org>
26824 PR rtl-optimization/64682
26825 PR rtl-optimization/69567
26826 * combine.c (distribute_notes) <REG_DEAD>: Place the death note
26827 before I2 only if the register is both used and set in I2.
26829 2016-02-04 DJ Delorie <dj@redhat.com>
26831 * config/msp430/msp430.c (msp430_start_function): Add function type.
26833 2016-02-04 Jakub Jelinek <jakub@redhat.com>
26836 * tree-dfa.c (get_ref_base_and_extent): Remove unreachable code.
26838 2016-02-04 Uros Bizjak <ubizjak@gmail.com>
26840 PR rtl-optimization/69577
26842 2015-10-29 Richard Henderson <rth@redhat.com>
26846 * config/i386/i386.c (ix86_cannot_change_mode_class): Tighten
26847 sse check to the exact conditions of PR 67609.
26849 2016-02-04 Michael Meissner <meissner@linux.vnet.ibm.com>
26852 * config/rs6000/rs6000.md (mov<mode>_64bit_dm): Use 'd' constraint
26853 instead of 'ws', and 'wh' instead of 'wm' since TFmode/IFmode are
26854 not allowed into the traditional Altivec registers.
26855 (movtd_64bit_nodm): Likewise.
26856 (mov<mode>_32bit, FMOVE128_FPR iterator): Likewise.
26858 2016-02-04 David Malcolm <dmalcolm@redhat.com>
26860 * config/aarch64/cortex-a57-fma-steering.c
26861 (aarch64_register_fma_steering): Remove "static" from arguments
26864 2016-02-04 Wilco Dijkstra <wdijkstr@arm.com>
26867 * ccmp.c (expand_ccmp_expr_1): Avoid evaluating gs0/gs1
26868 twice when complex.
26870 2016-02-04 Mike Frysinger <vapier@gentoo.org>
26872 * doc/invoke.texi: Delete -mno-fma4.
26874 2016-02-04 Richard Sandiford <richard.sandiford@arm.com>
26876 PR rtl-optimization/69577
26877 * reginfo.c (record_subregs_of_mode): Add a partial_def parameter.
26878 (find_subregs_of_mode): Update accordingly. Iterate over partial
26881 2016-02-04 Alan Lawrence <alan.lawrence@arm.com>
26883 * config/arm/arm-protos.h (neon_reinterpret): Remove.
26884 * config/arm/arm.c (neon_reinterpret): Remove.
26885 * config/arm/arm_neon_builtins.def (vreinterpretv8qi, vreinterpretv4hi,
26886 vreinterpretv2si, vreinterpretv2sf, vreinterpretdi, vreinterpretv16qi,
26887 vreinterpretv8hi, vreinterpretv4si, vreinterpretv4sf, vreinterpretv2di,
26888 vreinterpretti): Remove.
26889 * config/arm/neon.md (neon_vreinterpretv8qi<mode>,
26890 neon_vreinterpretv4hi<mode>, neon_vreinterpretv2si<mode>,
26891 neon_vreinterpretv2sf<mode>, neon_vreinterpretdi<mode>,
26892 neon_vreinterpretti<mode>, neon_vreinterpretv16qi<mode>,
26893 neon_vreinterpretv8hi<mode>, neon_vreinterpretv4si<mode>,
26894 neon_vreinterpretv4sf<mode>, neon_vreinterpretv2di<mode>): Remove.
26895 * config/arm/arm_neon.h (vreinterpret_p8_p16, vreinterpret_p8_f32,
26896 vreinterpret_p8_p64, vreinterpret_p8_s64, vreinterpret_p8_u64,
26897 vreinterpret_p8_s8, vreinterpret_p8_s16, vreinterpret_p8_s32,
26898 vreinterpret_p8_u8, vreinterpret_p8_u16, vreinterpret_p8_u32,
26899 vreinterpret_p16_p8, vreinterpret_p16_f32, vreinterpret_p16_p64,
26900 vreinterpret_p16_s64, vreinterpret_p16_u64, vreinterpret_p16_s8,
26901 vreinterpret_p16_s16, vreinterpret_p16_s32, vreinterpret_p16_u8,
26902 vreinterpret_p16_u16, vreinterpret_p16_u32, vreinterpret_f32_p8,
26903 vreinterpret_f32_p16, vreinterpret_f32_p64, vreinterpret_f32_s64,
26904 vreinterpret_f32_u64, vreinterpret_f32_s8, vreinterpret_f32_s16,
26905 vreinterpret_f32_s32, vreinterpret_f32_u8, vreinterpret_f32_u16,
26906 vreinterpret_f32_u32, vreinterpret_p64_p8, vreinterpret_p64_p16,
26907 vreinterpret_p64_f32, vreinterpret_p64_s64, vreinterpret_p64_u64,
26908 vreinterpret_p64_s8, vreinterpret_p64_s16, vreinterpret_p64_s32,
26909 vreinterpret_p64_u8, vreinterpret_p64_u16, vreinterpret_p64_u32,
26910 vreinterpret_s64_p8, vreinterpret_s64_p16, vreinterpret_s64_f32,
26911 vreinterpret_s64_p64, vreinterpret_s64_u64, vreinterpret_s64_s8,
26912 vreinterpret_s64_s16, vreinterpret_s64_s32, vreinterpret_s64_u8,
26913 vreinterpret_s64_u16, vreinterpret_s64_u32, vreinterpret_u64_p8,
26914 vreinterpret_u64_p16, vreinterpret_u64_f32, vreinterpret_u64_p64,
26915 vreinterpret_u64_s64, vreinterpret_u64_s8, vreinterpret_u64_s16,
26916 vreinterpret_u64_s32, vreinterpret_u64_u8, vreinterpret_u64_u16,
26917 vreinterpret_u64_u32, vreinterpret_s8_p8, vreinterpret_s8_p16,
26918 vreinterpret_s8_f32, vreinterpret_s8_p64, vreinterpret_s8_s64,
26919 vreinterpret_s8_u64, vreinterpret_s8_s16, vreinterpret_s8_s32,
26920 vreinterpret_s8_u8, vreinterpret_s8_u16, vreinterpret_s8_u32,
26921 vreinterpret_s16_p8, vreinterpret_s16_p16, vreinterpret_s16_f32,
26922 vreinterpret_s16_p64, vreinterpret_s16_s64, vreinterpret_s16_u64,
26923 vreinterpret_s16_s8, vreinterpret_s16_s32, vreinterpret_s16_u8,
26924 vreinterpret_s16_u16, vreinterpret_s16_u32, vreinterpret_s32_p8,
26925 vreinterpret_s32_p16, vreinterpret_s32_f32, vreinterpret_s32_p64,
26926 vreinterpret_s32_s64, vreinterpret_s32_u64, vreinterpret_s32_s8,
26927 vreinterpret_s32_s16, vreinterpret_s32_u8, vreinterpret_s32_u16,
26928 vreinterpret_s32_u32, vreinterpret_u8_p8, vreinterpret_u8_p16,
26929 vreinterpret_u8_f32, vreinterpret_u8_p64, vreinterpret_u8_s64,
26930 vreinterpret_u8_u64, vreinterpret_u8_s8, vreinterpret_u8_s16,
26931 vreinterpret_u8_s32, vreinterpret_u8_u16, vreinterpret_u8_u32,
26932 vreinterpret_u16_p8, vreinterpret_u16_p16, vreinterpret_u16_f32,
26933 vreinterpret_u16_p64, vreinterpret_u16_s64, vreinterpret_u16_u64,
26934 vreinterpret_u16_s8, vreinterpret_u16_s16, vreinterpret_u16_s32,
26935 vreinterpret_u16_u8, vreinterpret_u16_u32, vreinterpret_u32_p8,
26936 vreinterpret_u32_p16, vreinterpret_u32_f32, vreinterpret_u32_p64,
26937 vreinterpret_u32_s64, vreinterpret_u32_u64, vreinterpret_u32_s8,
26938 vreinterpret_u32_s16, vreinterpret_u32_s32, vreinterpret_u32_u8,
26939 vreinterpret_u32_u16, vreinterpretq_p8_p16, vreinterpretq_p8_f32,
26940 vreinterpretq_p8_p64, vreinterpretq_p8_p128, vreinterpretq_p8_s64,
26941 vreinterpretq_p8_u64, vreinterpretq_p8_s8, vreinterpretq_p8_s16,
26942 vreinterpretq_p8_s32, vreinterpretq_p8_u8, vreinterpretq_p8_u16,
26943 vreinterpretq_p8_u32, vreinterpretq_p16_p8, vreinterpretq_p16_f32,
26944 vreinterpretq_p16_p64, vreinterpretq_p16_p128, vreinterpretq_p16_s64,
26945 vreinterpretq_p16_u64, vreinterpretq_p16_s8, vreinterpretq_p16_s16,
26946 vreinterpretq_p16_s32, vreinterpretq_p16_u8, vreinterpretq_p16_u16,
26947 vreinterpretq_p16_u32, vreinterpretq_f32_p8, vreinterpretq_f32_p16,
26948 vreinterpretq_f32_p64, vreinterpretq_f32_p128, vreinterpretq_f32_s64,
26949 vreinterpretq_f32_u64, vreinterpretq_f32_s8, vreinterpretq_f32_s16,
26950 vreinterpretq_f32_s32, vreinterpretq_f32_u8, vreinterpretq_f32_u16,
26951 vreinterpretq_f32_u32, vreinterpretq_p64_p8, vreinterpretq_p64_p16,
26952 vreinterpretq_p64_f32, vreinterpretq_p64_p128, vreinterpretq_p64_s64,
26953 vreinterpretq_p64_u64, vreinterpretq_p64_s8, vreinterpretq_p64_s16,
26954 vreinterpretq_p64_s32, vreinterpretq_p64_u8, vreinterpretq_p64_u16,
26955 vreinterpretq_p64_u32, vreinterpretq_p128_p8, vreinterpretq_p128_p16,
26956 vreinterpretq_p128_f32, vreinterpretq_p128_p64, vreinterpretq_p128_s64,
26957 vreinterpretq_p128_u64, vreinterpretq_p128_s8, vreinterpretq_p128_s16,
26958 vreinterpretq_p128_s32, vreinterpretq_p128_u8, vreinterpretq_p128_u16,
26959 vreinterpretq_p128_u32, vreinterpretq_s64_p8, vreinterpretq_s64_p16,
26960 vreinterpretq_s64_f32, vreinterpretq_s64_p64, vreinterpretq_s64_p128,
26961 vreinterpretq_s64_u64, vreinterpretq_s64_s8, vreinterpretq_s64_s16,
26962 vreinterpretq_s64_s32, vreinterpretq_s64_u8, vreinterpretq_s64_u16,
26963 vreinterpretq_s64_u32, vreinterpretq_u64_p8, vreinterpretq_u64_p16,
26964 vreinterpretq_u64_f32, vreinterpretq_u64_p64, vreinterpretq_u64_p128,
26965 vreinterpretq_u64_s64, vreinterpretq_u64_s8, vreinterpretq_u64_s16,
26966 vreinterpretq_u64_s32, vreinterpretq_u64_u8, vreinterpretq_u64_u16,
26967 vreinterpretq_u64_u32, vreinterpretq_s8_p8, vreinterpretq_s8_p16,
26968 vreinterpretq_s8_f32, vreinterpretq_s8_p64, vreinterpretq_s8_p128,
26969 vreinterpretq_s8_s64, vreinterpretq_s8_u64, vreinterpretq_s8_s16,
26970 vreinterpretq_s8_s32, vreinterpretq_s8_u8, vreinterpretq_s8_u16,
26971 vreinterpretq_s8_u32, vreinterpretq_s16_p8, vreinterpretq_s16_p16,
26972 vreinterpretq_s16_f32, vreinterpretq_s16_p64, vreinterpretq_s16_p128,
26973 vreinterpretq_s16_s64, vreinterpretq_s16_u64, vreinterpretq_s16_s8,
26974 vreinterpretq_s16_s32, vreinterpretq_s16_u8, vreinterpretq_s16_u16,
26975 vreinterpretq_s16_u32, vreinterpretq_s32_p8, vreinterpretq_s32_p16,
26976 vreinterpretq_s32_f16, vreinterpretq_s32_f32, vreinterpretq_s32_p64,
26977 vreinterpretq_s32_p128, vreinterpretq_s32_s64, vreinterpretq_s32_u64,
26978 vreinterpretq_s32_s8, vreinterpretq_s32_s16, vreinterpretq_s32_u8,
26979 vreinterpretq_s32_u16, vreinterpretq_s32_u32, vreinterpretq_u8_p8,
26980 vreinterpretq_u8_p16, vreinterpretq_u8_f32, vreinterpretq_u8_p64,
26981 vreinterpretq_u8_p128, vreinterpretq_u8_s64, vreinterpretq_u8_u64,
26982 vreinterpretq_u8_s8, vreinterpretq_u8_s16, vreinterpretq_u8_s32,
26983 vreinterpretq_u8_u16, vreinterpretq_u8_u32, vreinterpretq_u16_p8,
26984 vreinterpretq_u16_p16, vreinterpretq_u16_f32, vreinterpretq_u16_p64,
26985 vreinterpretq_u16_p128, vreinterpretq_u16_s64, vreinterpretq_u16_u64,
26986 vreinterpretq_u16_s8, vreinterpretq_u16_s16, vreinterpretq_u16_s32,
26987 vreinterpretq_u16_u8, vreinterpretq_u16_u32, vreinterpretq_u32_p8,
26988 vreinterpretq_u32_p16, vreinterpretq_u32_f32, vreinterpretq_u32_p64,
26989 vreinterpretq_u32_p128, vreinterpretq_u32_s64, vreinterpretq_u32_u64,
26990 vreinterpretq_u32_s8, vreinterpretq_u32_s16, vreinterpretq_u32_s32,
26991 vreinterpretq_u32_u8, vreinterpretq_u32_u16): Rewrite using casts.
26993 2016-02-04 Martin Liska <mliska@suse.cz>
26996 * asan.c (has_stmt_been_instrumented_p): Instrument gimple calls
26997 that are gimple_store_p.
26998 (maybe_instrument_call): Likewise.
27000 2016-02-04 Bin Cheng <bin.cheng@arm.com>
27002 * config/aarch64/aarch64.c (aarch64_legitimize_address): Force
27003 register scaling out of memory reference and comment why.
27005 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27009 * cse.c (cse_insn): Pass NULL to fold_rtx when initially
27010 folding the source of a SET.
27012 2016-02-04 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
27016 * config/arm/arm.c (arm_new_rtx_costs, MULT case): Properly extract
27017 the operands of the SIGN_EXTENDs from a SMUL[TB][TB] rtx.
27019 2016-02-04 Jim Wilson <jim.wilson@linaro.org>
27023 * config/arm/arm.h (PROMOTE_MODE): Don't set UNSIGNEDP for QImode and
27026 2016-02-04 Christian Bruel <christian.bruel@st.com>
27028 * config/arm/arm-c.c (arm_reset_previous_fndecl): Style fix and typo.
27029 * config/arm/arm.c (arm_set_current_function): Likewise.
27031 2016-02-04 Jakub Jelinek <jakub@redhat.com>
27032 Ilya Enkovich <enkovich.gnu@gmail.com>
27033 H.J. Lu <hongjiu.lu@intel.com>
27036 * config/i386/i386.c (convert_scalars_to_vector): Remove
27037 stack alignment fixes.
27038 (ix86_option_override_internal): Disable TARGET_STV if stack
27039 might not be aligned enough.
27040 (ix86_minimum_alignment): Assert that TARGET_STV is false.
27042 2016-02-04 Victoria Stepanyan <victoria.stepanyan@amd.com>
27044 * config/i386/x86-tune.def: Disable default prefetching
27047 2016-02-03 Michael Meissner <meissner@linux.vnet.ibm.com>
27048 Vladimir Makarov <vmakarov@redhat.com>
27051 * config/rs6000/rs6000.c (rs6000_legitimate_address_p): Fix thinko
27052 in validating fused toc addresses.
27054 2016-02-03 Jakub Jelinek <jakub@redhat.com>
27057 * diagnostic-show-locus.c (layout::get_state_at_point): Don't read
27058 range->m_caret fields if range->m_show_caret_p is false.
27061 * config/rs6000/rs6000.c (rs6000_expand_atomic_compare_and_swap):
27062 Force oldval into register if it does not satisfy reg_or_short_operand
27063 predicate. Fix up formatting.
27065 2016-02-03 Vladimir Makarov <vmakarov@redhat.com>
27066 Alexandre Oliva <aoliva@redhat.com>
27069 * lra-constraints.c (simplify_operand_subreg): Check additionally
27070 address validity after potential reloading.
27071 (process_address_1): Check insns validity. In case of failure do
27074 2016-02-03 Kirill Yukhin <kirill.yukhin@intel.com>
27077 * config/i386/sse.md (define_insn "avx512f_maskcmp<mode>3"):
27080 2016-02-02 Jakub Jelinek <jakub@redhat.com>
27082 * wide-int.cc (canonize_uhwi): New function.
27083 (wi::divmod_internal): Use it.
27085 2016-02-02 James Norris <jnorris@codesourcery.com>
27087 * gimplify.c (omp_notice_variable): Add usage check.
27089 2016-02-02 Alexander Monakov <amonakov@ispras.ru>
27091 * config/nvptx/nvptx.c (nvptx_print_operand): Treat LEU, GEU, LTU, GTU
27092 like LE, GE, LT, GT when emitting relational operator.
27094 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
27096 * ira-costs.c (find_costs_and_classes): Add extra argument.
27097 * target.def (ira_change_pseudo_allocno_class): Add parameter.
27098 * targhooks.h (ira_change_pseudo_allocno_class): Likewise.
27099 * targhooks.c (ira_change_pseudo_allocno_class): Likewise.
27100 * config/aarch64/aarch64.c (aarch64_ira_change_pseudo_allocno_class)
27101 Add best_class parameter, and return it if not ALL_REGS.
27102 * config/mips/mips.c (mips_ira_change_pseudo_allocno_class):
27104 * doc/tm.texi (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS):
27105 Update target hook.
27107 2016-02-02 Wilco Dijkstra <wdijkstr@arm.com>
27109 * config/aarch64/aarch64.c
27110 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): New define.
27111 (aarch64_ira_change_pseudo_allocno_class): New function.
27113 2016-02-02 Uros Bizjak <ubizjak@gmail.com>
27116 * config/i386/i386.c (geode_cost): Increase cost of MMX and SSE moves.
27118 2016-02-02 Senthil Kumar Selvaraj <senthil_kumar.selvaraj@atmel.com>
27120 * config/avr/avr.c (avr_option_override): Set
27121 PARAM_ALLOW_STORE_DATA_RACES to 1.
27123 2016-02-02 Richard Biener <rguenther@suse.de>
27125 PR tree-optimization/69595
27126 * match.pd: Add range test simplifications to true/false.
27128 2016-02-02 Thomas Schwinge <thomas@codesourcery.com>
27130 * omp-builtins.def (BUILT_IN_GOACC_HOST_DATA): Remove.
27131 * omp-low.c (expand_omp_target): Use BUILT_IN_GOACC_DATA_START
27134 2016-02-02 Richard Biener <rguenther@suse.de>
27136 PR tree-optimization/69606
27137 * tree-ssa-math-opts.c (bswap_replace): Clear flow sensitive
27138 info on the result before moving a stmt.
27140 2016-02-02 Yuri Rumyantsev <ysrumyan@gmail.com>
27142 PR middle-end/68542
27143 * config/i386/i386.c (ix86_expand_branch): Add support for conditional
27144 branch with vector comparison.
27145 * config/i386/sse.md (VI48_AVX): New mode iterator.
27146 (define_expand "cbranch<mode>4): Add support for conditional branch
27147 with vector comparison.
27148 * tree-vect-loop.c (optimize_mask_stores): New function.
27149 * tree-vect-stmts.c (vectorizable_mask_load_store): Initialize
27150 has_mask_store field of vect_info.
27151 * tree-vectorizer.c (vectorize_loops): Invoke optimaze_mask_stores for
27152 vectorized loops having masked stores after vec_info destroy.
27153 * tree-vectorizer.h (loop_vec_info): Add new has_mask_store field and
27154 correspondent macros.
27155 (optimize_mask_stores): Add prototype.
27157 2016-02-02 Alan Modra <amodra@gmail.com>
27160 * config/rs6000/predicates.md (quad_int_reg_operand): Don't
27163 2016-02-02 Alan Modra <amodra@gmail.com>
27166 * config/rs6000/rs6000.c (need_toc_init): New var, set it
27167 whenever toc_label_name used.
27168 (rs6000_file_start): Don't set up toc section here,
27169 (rs6000_output_function_epilogue): do so here instead,
27170 (rs6000_xcoff_file_start): and here.
27171 * config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
27172 (load_toc_aix_di): Likewise.
27174 2016-02-01 Jakub Jelinek <jakub@redhat.com>
27176 PR rtl-optimization/69592
27177 * rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
27178 (cached_nonzero_bits): Use it instead of ARITHMETIC_P.
27179 (num_sign_bit_copies_binary_arith_p): New inline function.
27180 (cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
27182 2016-02-01 Jeff Law <law@redhat.com>
27184 PR tree-optimization/69580
27185 * params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
27186 * tree-ssa-threadbackward.c
27187 (fsm_find_control_statement_thread_paths): Do not try to walk
27188 through large PHI nodes.
27190 2016-02-01 Jakub Jelinek <jakub@redhat.com>
27192 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return false
27193 when count is incremented above limit, don't analyze further
27196 * omp-low.c (oacc_parse_default_dims): Avoid
27197 -Wsign-compare warning, make sure value fits into int
27198 rather than just unsigned int.
27200 2016-02-01 Bin Cheng <bin.cheng@arm.com>
27202 PR tree-optimization/67921
27203 * fold-const.c (split_tree): New parameters. Convert pointer
27204 type variable part to proper type before negating.
27205 (fold_binary_loc): Pass new arguments to split_tree.
27207 2016-02-01 Nathan Sidwell <nathan@codesourcery.com>
27209 * config/nvptx/nvptx.c (PTX_GANG_DEFAULT): New.
27210 (nvptx_goacc_validate_dims): Extend to handle global defaults.
27211 * target.def (OACC_VALIDATE_DIMS): Extend documentation.
27212 * doc/tm.texti: Rebuilt.
27213 * doc/invoke.texi (fopenacc-dim): Document.
27214 * lto-wrapper.c (merge_and_complain): Add OPT_fopenacc_dim_ case.
27215 (append_compiler_options): Likewise.
27216 * omp-low.c (oacc_default_dims, oacc_min_dims): New.
27217 (oacc_parse_default_dims): New.
27218 (oacc_validate_dims): Add USED arg. Select non-unity default when
27220 (oacc_loop_fixed_partitions): Return mask of used partitions.
27221 (oacc_loop_auto_partitions): Emit dump info.
27222 (oacc_loop_partition): Return mask of used partitions.
27223 (execute_oacc_device_lower): Parse default dimension arg. Adjust
27224 loop partitioning and validation calls.
27226 2016-02-01 Richard Biener <rguenther@suse.de>
27228 PR middle-end/69556
27229 * match.pd: Guard (C1/X)*C2 -> (C1*C2)/X with single_use.
27231 2016-02-01 Richard Biener <rguenther@suse.de>
27233 PR tree-optimization/69574
27234 * tree-chrec.c (hide_evolution_in_other_loops_than_loop): Instead
27235 of asserting return chrec_dont_know.
27237 2016-02-01 Martin Liska <mliska@suse.cz>
27239 * mem-stats-traits.h: Add copyright header.
27240 * mem-stats.h: Likewise.
27242 2016-02-01 Richard Biener <rguenther@suse.de>
27244 PR tree-optimization/69579
27245 * tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
27246 Do not propagate through abnormal PHI results.
27248 2016-02-01 Eric Botcazou <ebotcazou@adacore.com>
27250 * postreload.c (reload_cse_simplify): Remove dead code.
27252 2016-02-01 Jakub Jelinek <jakub@redhat.com>
27254 PR rtl-optimization/69570
27255 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
27256 if there is more than one set, not if there is a single set.
27258 2016-02-01 Richard Henderson <rth@redhat.com>
27261 * combine.c (make_compound_operation): When looking through a
27262 subreg, make sure to re-extend to the width of the outer mode.
27264 2016-01-30 Jakub Jelinek <jakub@redhat.com>
27266 PR tree-optimization/69546
27267 * wide-int.cc (wi::divmod_internal): For unsigned division
27268 where both operands fit into uhwi, if o1 is 1 and o0 has
27269 msb set, if divident_prec is larger than bits per hwi,
27270 clear another quotient word and return 2 instead of 1.
27271 Similarly for remainder with msb in HWI set, if dividend_prec
27272 is larger than bits per hwi.
27274 2016-01-29 Martin Jambor <mjambor@suse.cz>
27276 * hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
27277 Use short lowercase names.
27278 (get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
27279 MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
27280 acq_rel one. Protect warning agains segfaults if
27281 get_memory_order_name returns NULL.
27282 (gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
27283 with release semantics. Do not warn if get_memory_order already did.
27284 (gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
27285 semantics. Fix check for relaxed or acquire semantics. Do not warn
27286 if get_memory_order already did.
27288 2016-01-29 Sebastian Pop <s.pop@samsung.com>
27290 * doc/install.texi: Document that isl-0.16 is supported.
27292 2016-01-29 Vladimir Makarov <vmakarov@redhat.com>
27295 * config/i386/constraints.md (Bm): Describe as special memory
27297 * doc/md.texi (DEFINE_SPECIAL_MEMORY_CONSTRAINT): Describe it.
27298 * genoutput.c (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
27299 * genpreds.c (struct constraint_data): Add is_special_memory.
27300 (have_special_memory_constraints, special_memory_start): New
27302 (special_memory_end): Ditto.
27303 (add_constraint): Add new arg is_special_memory. Add code to
27304 process its true value. Update have_special_memory_constraints.
27305 (process_define_constraint): Pass the new arg.
27306 (process_define_register_constraint): Ditto.
27307 (choose_enum_order): Process special memory.
27308 (write_tm_preds_h): Generate enum const CT_SPECIAL_MEMORY and
27309 function insn_extra_special_memory_constraint.
27310 (main): Process DEFINE_SPECIAL_MEMORY_CONSTRAINT.
27311 * gensupport.c (process_rtx): Process
27312 DEFINE_SPECIAL_MEMORY_CONSTRAINT.
27313 * ira-costs.c (record_reg_classes): Process CT_SPECIAL_MEMORY.
27314 * ira-lives.c (single_reg_class): Use
27315 insn_extra_special_memory_constraint.
27316 * ira.c (ira_setup_alts): Process CT_SPECIAL_MEMORY.
27317 * lra-constraints.c (process_alt_operands): Ditto.
27318 (curr_insn_transform): Use insn_extra_special_memory_constraint.
27319 * recog.c (asm_operand_ok, preprocess_constraints): Process
27321 * reload.c (find_reloads): Ditto.
27322 * rtl.def (DEFINE_SPECIFAL_MEMORY_CONSTRAINT): New.
27323 * stmt.c (parse_input_constraint): Use
27324 insn_extra_special_memory_constraint.
27326 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
27329 * lra-splill.c (lra_final_code_change): Revert r229087 by
27330 removing all sub-registers.
27332 2016-01-29 Steve Ellcey <sellcey@imgtec.com>
27335 * config/mips/mips.c (mips_output_division): Check flag_delayed_branch.
27337 2016-01-29 Jakub Jelinek <jakub@redhat.com>
27340 * config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
27341 SSE1, copy target into the temporary reg first before recursing
27344 2016-01-29 H.J. Lu <hongjiu.lu@intel.com>
27346 * config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
27349 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
27351 * ginclude/stdarg.h: Test __cplusplus instead of
27352 __GXX_EXPERIMENTAL_CXX0X__.
27354 2016-01-29 Richard Biener <rguenther@suse.de>
27356 PR tree-optimization/69547
27357 * tree-ssa-dce.c (mark_aliased_reaching_defs_necessary_1):
27358 Do not mark clobbers necessary.
27359 (mark_all_reaching_defs_necessary_1): Likewise.
27361 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
27363 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Format
27364 declaration name with %qs and print it in both error messages.
27365 Also fix indentation.
27367 2016-01-29 Dominik Vogt <vogt@linux.vnet.ibm.com>
27370 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Remove
27371 trailing blank line from error message.
27373 2016-01-29 Jonathan Wakely <jwakely@redhat.com>
27376 * ginclude/float.h: Also provide FLT_EVAL_METHOD and DECIMAL_DIG
27379 2016-01-29 Richard Biener <rguenther@suse.de>
27381 PR middle-end/69537
27382 * match.pd: Allow all integral types when simplifying a
27383 widening or sign-changing conversion.
27385 2016-01-28 Sebastian Pop <s.pop@samsung.com>
27387 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Revert assert
27388 back to setting codegen_error to fail codegen.
27390 2016-01-28 Uros Bizjak <ubizjak@gmail.com>
27393 * config/i386/constraints.md (C): Only accept constant zero operand.
27394 (BC): New constraint.
27395 * config/i386/sse.md (*mov<mode>_internal): Use BC constraint
27396 instead of C constraint.
27397 * doc/md.texi (Machine Constraints): Update description
27400 2016-01-28 Steve Ellcey <sellcey@imgtec.com>
27403 * config/mips/mips.c (and_operands_ok): Add MIPS16 check.
27405 2016-01-28 Jakub Jelinek <jakub@redhat.com>
27407 PR middle-end/69542
27408 * lra-remat.c (calculate_local_reg_remat_bb_data): Only consider
27411 2016-01-28 Pat Haugen <pthaugen@us.ibm.com>
27413 * config/rs6000/rs6000.c (output_cbranch): Don't statically predict
27414 branches if using guessed profile.
27416 2016-01-28 H.J. Lu <hongjiu.lu@intel.com>
27418 * graphite-optimize-isl.c (optimize_isl): Fix dump.
27420 2016-01-28 Richard Henderson <rth@redhat.com>
27423 * config/aarch64/aarch64-modes.def (CC_Cmode): New
27424 * config/aarch64/aarch64-protos.h: Update.
27425 * config/aarch64/aarch64.c (aarch64_zero_extend_const_eq): New.
27426 (aarch64_select_cc_mode): Add check for use of CC_Cmode.
27427 (aarch64_get_condition_code_1): Handle CC_Cmode.
27428 * config/aarch64/aarch64.md (addti3): Use adddi3_compareC.
27429 (*add<mode>3_compareC_cconly_imm): New.
27430 (*add<mode>3_compareC_cconly): New.
27431 (*add<mode>3_compareC_imm): New.
27432 (add<mode>3_compareC): New.
27433 (add<mode>3_carryin, *addsi3_carryin_uxtw): Sort compare operand
27434 to be first. Use aarch64_carry_operation.
27435 (*add<mode>3_carryin_alt1, *addsi3_carryin_alt1_uxtw): Remove.
27436 (*add<mode>3_carryin_alt2, *addsi3_carryin_alt2_uxtw): Remove.
27437 (*add<mode>3_carryin_alt3, *addsi3_carryin_alt3_uxtw): Remove.
27438 (subti3): Use subdi3_compare1.
27439 (*sub<mode>3_compare0): Rename from sub<mode>3_compare0.
27440 (sub<mode>3_compare1): New.
27441 (*sub<mode>3_carryin0, *subsi3_carryin_uxtw): New.
27442 (*sub<mode>3_carryin): Use aarch64_borrow_operation.
27443 (*subsi3_carryin_uxtw): Likewise.
27444 (*ngc<mode>, *ngcsi_uxtw): Likewise.
27445 (*sub<mode>3_carryin_alt, *subsi3_carryin_alt_uxtw): New.
27446 * config/aarch64/iterators.md (DWI): New.
27447 * config/aarch64/predicates.md (aarch64_carry_operation): New.
27448 (aarch64_borrow_operation): New.
27450 2016-01-28 Abderrazek Zaafrani <a.zaafrani@samsung.com>
27452 * graphite-optimize-isl.c (optimize_isl): Print a different debug
27453 message when isl does not return a valid schedule.
27455 2016-01-28 Sebastian Pop <s.pop@samsung.com>
27457 * graphite-isl-ast-to-gimple.c (class translate_isl_ast_to_gimple):
27458 Remove comments from class declarations: they are already in the code
27461 2016-01-28 Sebastian Pop <s.pop@samsung.com>
27463 * graphite-isl-ast-to-gimple.c (binary_op_to_tree): Call
27465 (ternary_op_to_tree): Same.
27466 (unary_op_to_tree): Same.
27467 (nary_op_to_tree): Same.
27468 (gcc_expression_from_isl_expr_op): Same.
27469 (gcc_expression_from_isl_expression): Same.
27470 (graphite_create_new_loop): Same.
27471 (graphite_create_new_loop_guard): Same.
27472 (build_iv_mapping): Same.
27473 (graphite_create_new_guard): Same.
27474 (translate_isl_ast_to_gimple::copy_loop_phi_nodes): Same.
27475 (translate_isl_ast_to_gimple::translate_pending_phi_nodes): Same.
27477 2016-01-28 Sebastian Pop <s.pop@samsung.com>
27479 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Assert
27480 instead of setting codegen_error to fail codegen.
27482 2016-01-28 Jason Merrill <jason@redhat.com>
27484 * tree.h (BINFO_FLAG_0): Rename from BINFO_MARKED.
27486 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
27488 * config/aarch64/aarch64.c (aarch64_if_then_else_costs):
27489 Remove CONST_INT_P check in CCMP cost calculation.
27491 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
27493 * config/aarch64/aarch64.c (generic_vector_cost):
27494 Set vec_permute_cost.
27495 (cortexa57_vector_cost): Likewise.
27496 (exynosm1_vector_cost): Likewise.
27497 (xgene1_vector_cost): Likewise.
27498 (aarch64_builtin_vectorization_cost): Use vec_permute_cost.
27499 * config/aarch64/aarch64-protos.h (cpu_vector_cost):
27500 Add vec_permute_cost entry.
27502 2016-01-28 Wilco Dijkstra <wdijkstr@arm.com>
27504 * config/aarch64/aarch64.md (ccmp<mode>): Disassemble
27506 (add<mode>3_compare0): Likewise.
27507 (addsi3_compare0_uxtw): Likewise.
27508 (add<mode>3nr_compare0): Likewise.
27509 (compare_neg<mode>): Likewise.
27510 (<optab><mode>3): Likewise.
27512 2016-01-28 Ilya Enkovich <enkovich.gnu@gmail.com>
27514 * tree-vect-stmts.c (vectorizable_comparison): Add
27515 NULL check for vectype.
27517 2016-01-28 Richard Biener <rguenther@suse.de>
27519 PR tree-optimization/69466
27520 * tree-vect-loop-manip.c (slpeel_duplicate_current_defs_from_edges):
27521 Account for PHIs we couldn't duplicate.
27523 2016-01-28 Martin Liska <mliska@suse.cz>
27526 * ggc-common.c (gt_pch_save): Use ENABLE_VALGRIND_ANNOTATIONS macro
27527 instead of ENABLE_VALGRIND_CHECKING.
27529 2016-01-27 Richard Henderson <rth@redhat.com>
27532 * lra-remat.c (subreg_regs): New.
27533 (dump_candidates_and_remat_bb_data): Dump it.
27534 (operand_to_remat): Reject if operand in subreg_regs.
27535 (set_bb_regs): Collect subreg_regs.
27536 (lra_remat): Init and free subreg_regs. Compute
27537 calculate_local_reg_remat_bb_data before create_cands.
27539 2016-01-27 H.J. Lu <hongjiu.lu@intel.com>
27542 * config/i386/i386.c (ix86_update_stack_boundary): Don't
27543 change stack_alignment_needed for __tls_get_addr call.
27545 2016-01-27 Segher Boessenkool <segher@kernel.crashing.org>
27547 * config/rs6000/rs6000.c (print_operand): Rollback 's' removal.
27549 2016-01-27 Jeff Law <law@redhat.com>
27551 PR tree-optimization/68398
27552 PR tree-optimization/69196
27553 * params.def (PARAM_FSM_SCALE_PATH_STMTS): New parameter.
27554 (PARAM_FSM_SCALE_PATH_BLOCKS): Likewise.
27555 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
27556 Only count PHIs in the last block in the path. The others will
27557 const/copy propagate away. Add heuristic to allow more irreducible
27558 subloops to be created when it is likely profitable to do so.
27560 * tree-ssa-threadbackward.c (fsm_find_control_statement_thread_paths):
27561 Fix typo in comment. Use gsi_after_labels and remove the GIMPLE_LABEL
27562 check from within the loop. Use gsi_next_nondebug rather than gsi_next.
27564 2016-01-27 Jakub Jelinek <jakub@redhat.com>
27567 * sanitizer.def: Add BEGIN_SANITIZER_BUILTINS and
27568 END_SANITIZER_BUILTINS markers using DEF_BUILTIN_STUB.
27569 * asan.c (DEF_BUILTIN_STUB): Temporarily define.
27570 * tree-streamer-in.c: Include asan.h.
27571 (streamer_get_builtin_tree): For builtins in sanitizer
27572 range call initialize_sanitizer_builtins and retry.
27574 2016-01-27 Ian Lance Taylor <iant@google.com>
27576 * common.opt (fkeep-gc-roots-live): New undocumented option.
27577 * tree-ssa-loop-ivopts.c (add_candidate_1): If
27578 -fkeep-gc-roots-live, skip pointers.
27579 (add_iv_candidate_for_biv): Handle add_candidate_1 returning
27582 2016-01-27 Uros Bizjak <ubizjak@gmail.com>
27585 * config/i386/i386.md (*zext<mode>_doubleword_and): New pattern.
27586 (*zext<mode>_doubleword): Disable for TARGET_ZERO_EXTEND_WITH_AND.
27588 2016-01-27 Thomas Klausner <wiz@NetBSD.org>
27591 * configure.ac: NetBSD provides SSP in its C library.
27592 * configure: Updated.
27594 2016-01-27 Richard Biener <rguenther@suse.de>
27596 PR tree-optimization/69166
27597 * tree-vect-loop.c (vect_is_simple_reduction): Always check
27598 reduction code for commutativity / associativity.
27600 2016-01-27 Martin Jambor <mjambor@suse.cz>
27602 PR tree-optimization/69355
27603 * tree-sra.c (analyze_access_subtree): Correct hole detection when
27604 total_scalarization fails.
27606 2016-01-27 David Edelsohn <dje.gcc@gmail.com>
27608 * config/rs6000/driver-rs6000.c (detect_processor_aix): Add
27611 2016-01-27 Christian Bruel <christian.bruel@st.com>
27614 * config/arm/arm-c.c (arm_pragma_target_parse): Add comments.
27615 Move arm_reset_previous_fndecl and set_target_option_current_node in
27616 the conditional part. Call save_restore_target_globals.
27617 * config/arm/arm.c (arm_set_current_function):
27618 Refactor to better support #pragma target and attribute mix.
27619 Call save_restore_target_globals.
27620 * config/arm/arm-protos.h (save_restore_target_globals): New function.
27622 2016-01-27 Martin Liska <mliska@suse.cz>
27624 * hsa.c (hsa_summary_t::link_functions): Create IPA_REF_ADDR
27625 reference for an HSA kernel and its host function.
27627 2016-01-27 Jakub Jelinek <jakub@redhat.com>
27629 PR tree-optimization/69399
27630 * wide-int.h (wi::lrshift): For larger precisions, only
27631 use fast path if shift is known to be < HOST_BITS_PER_WIDE_INT.
27633 2016-01-27 Claudiu Zissulescu <claziss@synopsys.com>
27635 * config/arc/predicates.md (proper_comparison_operator): Reject
27636 constant-constant comparison.
27638 2016-01-26 Tom de Vries <tom@codesourcery.com>
27640 PR tree-optimization/69110
27641 * tree-data-ref.c (initialize_data_dependence_relation): Handle
27642 DR_NUM_DIMENSIONS == 0.
27644 2016-01-26 Abderrazek Zaafrani <a.zaafrani@samsung.com>
27645 Sebastian Pop <s.pop@samsung.com>
27647 * graphite-isl-ast-to-gimple.c (ternary_op_to_tree): Handle
27648 isl_ast_op_cond and isl_ast_op_select.
27649 (gcc_expression_from_isl_expr_op): Same.
27651 2016-01-26 Jason Merrill <jason@redhat.com>
27654 * tree.c (recompute_constructor_flags): Split out from
27656 (verify_constructor_flags): New.
27657 * tree.h: Declare them.
27659 2016-01-26 Iain Buclaw <ibuclaw@gdcproject.org>
27661 PR rtl-optimization/69217
27662 * var-tracking.c (tracked_record_parameter_p): Don't segfault if there
27663 are no TYPE_FIELDS set for the record type.
27665 2016-01-26 Jakub Jelinek <jakub@redhat.com>
27668 * config/rs6000/rs6000.c (rs6000_option_override_internal): Initialize
27669 toc_label_name unconditionally.
27670 (rs6000_emit_load_toc_table): Call ggc_strdup on toc_label_name for
27671 SYMBOL_REF string. Use toc_label_name instead of constructing
27673 (rs6000_elf_declare_function_name): Use toc_label_name instead of
27674 constructing LCTOC1.
27676 2016-01-26 Martin Sebor <msebor@redhat.com>
27679 * doc/extend.texi (Common Type Attributes): Move text that talks about
27680 attribute packed from attribute aligned to the section discussing
27681 the former attribute for clarity.
27683 2016-01-26 Richard Henderson <rth@redhat.com>
27685 PR middle-end/60908
27686 * trans-mem.c (tm_region_init): Mark entry block as visited.
27688 2016-01-26 David Malcolm <dmalcolm@redhat.com>
27691 * diagnostic-show-locus.c (layout::print_source_line): Replace
27692 call to pp_newline with call to layout::print_newline.
27693 (layout::print_annotation_line): Likewise.
27694 (layout::move_to_column): Likewise.
27695 (layout::print_any_fixits): After printing any fixits, print a
27696 trailing newline, if necessary.
27697 (layout::print_newline): New method, resetting any colorization
27699 (diagnostic_show_locus): Move the pp_newline to before the
27700 early bailout. Remove dummy block enclosing the layout instance.
27701 * diagnostic.c (default_diagnostic_finalizer): Replace invocation
27702 of pp_newline_and_flush with pp_flush.
27703 (diagnostic_append_note): Delete use of pp_newline.
27704 (diagnostic_append_note_at_rich_loc): Delete.
27705 * diagnostic.h (diagnostic_append_note_at_rich_loc): Delete.
27706 * pretty-print.h (output_buffer_append_r): Reset buff->line_length
27707 when newline characters are added to the buffer.
27709 2016-01-26 Michael Matz <matz@suse.de>
27711 * configure.ac (ac_cv_std_swap_in_utility): New test.
27712 * system.h (<algorithm>): Check HAVE_SWAP_IN_UTILITY as well.
27713 * configure: Regenerate.
27714 * config.in: Regenerate.
27716 2016-01-26 Claudiu Zissulescu <claziss@synopsys.com>
27718 * config/arc/arc.md (cstoresi4): Force operand into register.
27719 (arcset<code>): Fix predicate.
27720 (arcsetltu): Likewise.
27721 (arcsetgeu): Likewise.
27722 (arcsethi): Likewise.
27723 (arcsetls): Likewise.
27725 2016-01-26 Jakub Jelinek <jakub@redhat.com>
27727 PR tree-optimization/69483
27728 * gimple-fold.c (canonicalize_constructor_val): Return NULL
27729 if base has error_mark_node type.
27731 2016-01-26 Christophe Lyon <christophe.lyon@linaro.org>
27734 * config/arm/arm.c (neon_valid_immediate): Handle FP16 vectors.
27735 * config/arm/arm_neon.h (__ARM_NUM_LANES, __arm_lane, arm_lanq):
27737 (vget_lane_f16): Handle big-endian.
27738 (vgetq_lane_f16): Likewise.
27739 (vset_lane_f16): Likewise.
27740 (vsetq_lane_f16): Likewise.
27741 * config/arm/iterators.md (VQXMOV): Add V8HF.
27742 (VDQ): Add V4HF and V8HF.
27743 (V_reg): Handle V4HF and V8HF.
27744 (Is_float_mode): Likewise.
27745 * config/arm/neon.md (movv4hf, movv8hf, neon_vdup_nv4hf,
27746 neon_vdup_nv8hf): New patterns.
27747 (vec_set<mode>_internal, vec_extract<mode>, neon_vld1_dup<mode>):
27748 Use VD_LANE iterator.
27749 (neon_vld1_dup<mode>): Use VQ2 iterator.
27751 2016-01-26 Nathan Sidwell <nathan@acm.org>
27753 * omp-low.h (oacc_fn_attrib_kernels_p): Declare.
27754 (set_oacc_fn_attrib): Add IS_KERNEL arg.
27755 * omp-low.c (set_oacc_fn_attrib): Add IS_KERNEL arg.
27756 (oacc_fn_attrib_kernels_p, oacc_fn_attrib_level): New.
27757 (expand_omp_target): Pass is_kernel to set_oacc_fn_attrib.
27758 (oacc_validate_dims): Add LEVEL arg, don't return level.
27759 (new_oacc_loop_routine): Use oacc_fn_attrib_level, not
27760 oacc_validate_dims.
27761 (execute_oacc_device_lower): Adjust, add more dump output.
27762 * tree-ssa-loop.c (gate_oacc_kernels): Use
27763 oacc_fn_attrib_kernels_p.
27764 * tree-parloops.c (create_parallel_loop): Adjust
27765 set_oacc_fn_attrib call.
27767 2016-01-26 Jakub Jelinek <jakub@redhat.com>
27770 * lto-wrapper.c (merge_and_complain): Handle -fcilkplus.
27771 (append_compiler_options): Handle -fcilkplus.
27772 (append_linker_options): Ignore -fno-{openmp,openacc,cilkplus}.
27774 2016-01-26 Nick Clifton <nickc@redhat.com>
27777 * config/i386/winnt.c (i386_pe_binds_local_p): If a function has
27778 been marked as DECL_ONE_ONLY but we do not the means to make it
27779 so, then do not allow it to bind locally.
27781 2016-01-26 Jakub Jelinek <jakub@redhat.com>
27784 * opts.h (parse_sanitizer_options): New prototype.
27785 * opts.c (sanitizer_opts): New array.
27786 (parse_sanitizer_options): New function.
27787 (common_handle_option): Use parse_sanitizer_options.
27789 2016-01-26 H.J. Lu <hongjiu.lu@intel.com>
27792 * config/i386/i386.c (ix86_compute_frame_layout): Move stack
27793 alignment adjustment to ...
27794 (ix86_update_stack_boundary): Here. Don't over-align stack for
27796 (ix86_finalize_stack_realign_flags): Use stack_alignment_needed
27797 if __tls_get_addr is called.
27799 2016-01-26 Christian Bruel <christian.bruel@st.com>
27801 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Remove.
27803 2016-01-26 Eric Botcazou <ebotcazou@adacore.com>
27805 * config/ia64/ia64.c (ia64_expand_vecint_compare): Use gen_int_mode.
27807 2016-01-26 Richard Biener <rguenther@suse.de>
27809 PR middle-end/69467
27810 * match.pd: Guard X * CST CMP 0 pattern with single_use.
27812 2016-01-26 Richard Biener <rguenther@suse.de>
27814 PR tree-optimization/69452
27815 * tree-ssa-loop-im.c (move_computations_dom_walker): Remove.
27816 (move_computations_dom_walker::before_dom_children): Rename
27818 (move_computations_worker): This.
27819 (move_computations): Perform an RPO rather than a DOM walk.
27821 2016-01-26 Jakub Jelinek <jakub@redhat.com>
27824 * combine.c (combine_instructions): For REG_EQUAL note with
27825 SET_DEST being ZERO_EXTRACT, also temporarily set SET_DEST
27826 to the underlying register.
27827 * doc/rtl.texi (REG_EQUAL): Document the behavior of
27828 REG_EQUAL/REG_EQUIV notes if SET_DEST is ZERO_EXTRACT.
27830 2016-01-26 Roger Ferrer Ibáñez <rofirrim@gmail.com>
27833 * config/aarch64/aarch64-builtins.c
27834 (aarch64_init_simd_builtin_types): Do not set structural
27835 equality to __Poly{8,16,64,128}_t types.
27837 2016-01-26 Richard Sandiford <richard.sandiford@arm.com>
27839 PR tree-optimization/69400
27840 * wide-int.cc (wi_pack): Take the precision as argument and
27841 perform canonicalization here rather than in the callers.
27842 Use the main loop to handle all full-width HWIs. Add a
27843 zero HWI if in_len isn't a full result.
27844 (wi::divmod_internal): Update accordingly.
27845 (wi::mul_internal): Likewise. Simplify.
27847 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
27848 Sebastian Pop <s.pop@samsung.com>
27850 * graphite-poly.c (apply_poly_transforms): Simplify.
27851 (print_isl_set): Use more readable format: ISL_YAML_STYLE_BLOCK.
27852 (print_isl_map): Same.
27853 (print_isl_union_map): Same.
27854 (print_isl_schedule): New.
27855 (debug_isl_schedule): New.
27856 * graphite-dependences.c (scop_get_reads): Do not call
27857 isl_union_map_add_map that is undocumented isl functionality.
27858 (scop_get_must_writes): Same.
27859 (scop_get_may_writes): Same.
27860 (scop_get_original_schedule): Remove.
27861 (scop_get_dependences): Do not call isl_union_map_compute_flow that
27862 is deprecated in isl 0.15. Instead, use isl_union_access_* interface.
27863 (compute_deps): Remove.
27864 * graphite-isl-ast-to-gimple.c (print_schedule_ast): New.
27865 (debug_schedule_ast): New.
27866 (translate_isl_ast_to_gimple::scop_to_isl_ast): Call
27867 set_separate_option.
27868 (graphite_regenerate_ast_isl): Add dump.
27869 (translate_isl_ast_to_gimple::scop_to_isl_ast): Generate code
27870 from scop->transformed_schedule.
27871 (graphite_regenerate_ast_isl): Add more dump.
27872 * graphite-optimize-isl.c (optimize_isl): Set
27873 scop->transformed_schedule. Check whether schedules are equal.
27874 (apply_poly_transforms): Move here.
27875 * graphite-poly.c (apply_poly_transforms): ... from here.
27876 (free_poly_bb): Static.
27877 (free_scop): Static.
27878 (pbb_number_of_iterations_at_time): Remove.
27879 (print_isl_ast): New.
27880 (debug_isl_ast): New.
27881 (debug_scop_pbb): New.
27882 * graphite-scop-detection.c (print_edge): Move.
27883 (print_sese): Move.
27884 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Remove.
27885 (build_scop_scattering): Remove.
27886 (create_pw_aff_from_tree): Assert instead of bailing out.
27887 (add_condition_to_pbb): Remove unused code, do not fail.
27888 (add_conditions_to_domain): Same.
27889 (add_conditions_to_constraints): Remove.
27890 (build_scop_context): New.
27891 (add_iter_domain_dimension): New.
27892 (build_iteration_domains): Initialize pbb->iterators.
27893 Call add_conditions_to_domain.
27896 (index_outermost_in_loop): New.
27897 (index_pbb_in_loop): New.
27898 (outermost_pbb_in): New.
27899 (add_in_sequence): New.
27900 (add_outer_projection): New.
27901 (outer_projection_mupa): New.
27902 (add_loop_schedule): New.
27903 (build_schedule_pbb): New.
27904 (build_schedule_loop): New.
27905 (embed_in_surrounding_loops): New.
27906 (build_schedule_loop_nest): New.
27907 (build_original_schedule): New.
27908 (build_poly_scop): Call build_original_schedule.
27909 * graphite.h: Declare print_isl_schedule and debug_isl_schedule.
27910 (free_poly_dr): Remove.
27911 (struct poly_bb): Add iterators. Remove schedule, transformed, saved.
27912 (free_poly_bb): Remove.
27913 (debug_loop_vec): Remove.
27914 (print_isl_ast): Declare.
27915 (debug_isl_ast): Declare.
27916 (scop_do_interchange): Remove.
27917 (scop_do_strip_mine): Remove.
27918 (scop_do_block): Remove.
27919 (flatten_all_loops): Remove.
27920 (optimize_isl): Remove.
27921 (pbb_number_of_iterations_at_time): Remove.
27922 (debug_scop_pbb): Declare.
27923 (print_schedule_ast): Declare.
27924 (debug_schedule_ast): Declare.
27925 (struct scop): Remove schedule. Add original_schedule,
27926 transformed_schedule.
27927 (free_gimple_poly_bb): Remove.
27928 (print_generated_program): Remove.
27929 (debug_generated_program): Remove.
27930 (unify_scattering_dimensions): Remove.
27931 * sese.c (print_edge): ... here.
27932 (print_sese): ... here.
27933 (debug_edge): ... here.
27934 (debug_sese): ... here.
27935 * sese.h (print_edge): Declare.
27936 (print_sese): Declare.
27937 (dump_edge): Declare.
27938 (dump_sese): Declare.
27940 2016-01-25 Aditya Kumar <aditya.k7@samsung.com>
27941 Sebastian Pop <s.pop@samsung.com>
27943 * Makefile.in: Set ISLVER in site.exp.
27945 2016-01-25 Jakub Jelinek <jakub@redhat.com>
27947 * omp-low.c (lower_omp_target) <case USE_DEVICE_PTR>: Set
27948 DECL_VALUE_EXPR of new_var even for the non-array case. Look
27949 through DECL_VALUE_EXPR for expansion.
27951 2016-01-25 Bernd Edlinger <bernd.edlinger@hotmail.de>
27953 * config/mips/mips.c (mips_compute_frame_info): Skip re-computing
27954 the frame info after reload completed.
27956 2016-01-25 Jeff Law <law@redhat.com>
27958 PR tree-optimization/69196
27959 PR tree-optimization/68398
27960 * tree-ssa-threadupdate.h (enum bb_dom_status): Moved here from
27961 tree-ssa-threadupdate.c.
27962 (determine_bb_domination_status): Prototype
27963 * tree-ssa-threadupdate.c (enum bb_dom_status): Remove
27964 (determine_bb_domination_status): No longer static.
27965 (valid_jump_thread_path): Remove code to detect characteristics
27966 of the jump thread path not associated with correctness.
27967 * tree-ssa-threadbackward.c (fsm_find_control_statment_thread_paths):
27968 Correct test for thread path length. Count PHIs for real operands as
27969 statements that need to be copied. Do not count ASSERT_EXPRs.
27970 Look at all the blocks in the thread path. Compute and selectively
27971 filter thread paths based on threading through the latch, threading
27972 a multiway branch or crossing a multiway branch.
27974 2016-01-25 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
27976 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): Add
27977 decl with __attribute__ ((unused)) annotation.
27979 2016-01-25 Ilya Enkovich <enkovich.gnu@gmail.com>
27982 * tree-vect-stmts.c (vectorizable_condition): Check vectype
27983 of operands is compatible with a statement vectype.
27985 2016-01-25 Eric Botcazou <ebotcazou@adacore.com>
27987 * doc/extend.texi (scalar_storage_order type attribute): Fix typo and
27988 improve wording for mixed storage order support.
27990 2016-01-25 Bilyan Borisov <bilyan.borisov@arm.com>
27992 * config/aarch64/arm_neon.h (vcvt_s64_f64): New intrinsic.
27993 (vcvt_u64_f64): Likewise.
27994 (vcvta_s64_f64): Likewise.
27995 (vcvta_u64_f64): Likewise.
27996 (vcvtm_s64_f64): Likewise.
27997 (vcvtm_u64_f64): Likewise.
27998 (vcvtn_s64_f64): Likewise.
27999 (vcvtn_u64_f64): Likewise.
28000 (vcvtp_s64_f64): Likewise.
28001 (vcvtp_u64_f64): Likewise.
28003 2016-01-25 Claudiu Zissulescu <claziss@synopsys.com>
28005 * config/arc/arc.c (TARGET_DWARF_REGISTER_SPAN): Define.
28006 (arc_init): Check validity mll64 option.
28007 (arc_save_restore): Use double load/store instruction.
28008 (arc_expand_movmem): Likewise.
28009 (arc_split_move): Don't split if we have double load/store
28010 instructions. Returns a boolean.
28011 (arc_process_double_reg_moves): Change function to return boolean
28012 instead of a sequence of instructions.
28013 (arc_dwarf_register_span): New function.
28014 * config/arc/arc-protos.h (arc_split_move): Change prototype.
28015 * config/arc/arc.h (TARGET_CPU_CPP_BUILTINS): Define __ARC_LL64__.
28016 * config/arc/arc.md (*movdi_insn): Emit ldd/std instructions.
28017 (*movdf_insn): Likewise.
28018 * config/arc/arc.opt (mll64): New option.
28019 * config/arc/predicates.md (even_register_operand): New predicate.
28020 * doc/invoke.texi (ARC Options): Add mll64 documentation.
28022 2016-01-25 Richard Biener <rguenther@suse.de>
28025 * dwarf2out.c (is_naming_typedef_decl): Not when DECL_NAMELESS.
28026 * tree-streamer-out.c (pack_ts_base_value_fields): Stream
28028 * tree-streamer-in.c (unpack_ts_base_value_fields): Likewise.
28030 2016-01-25 Richard Biener <rguenther@suse.de>
28032 PR tree-optimization/69376
28033 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add range_info_anti_range_p
28035 (VN_INFO_ANTI_RANGE_P): New inline.
28036 (VN_INFO_RANGE_TYPE): Likewise.
28037 * tree-ssa-sccvn.c (set_ssa_val_to): Also record and copy
28038 SSA_NAME_ANTI_RANGE_P.
28039 (free_scc_vn): Restore SSA_NAME_ANTI_RANGE_P.
28040 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
28041 Properly query VN_INFO_RANGE_TYPE.
28043 2016-01-25 Nick Clifton <nickc@redhat.com>
28046 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Remove definition.
28048 2016-01-23 Tom de Vries <tom@codesourcery.com>
28050 PR tree-optimization/69426
28051 * tree-parloops.c (eliminate_local_variables_stmt): Handle vdef of
28054 2016-01-23 Jakub Jelinek <jakub@redhat.com>
28056 * tree-ssanames.c (release_free_names_and_compact_live_names): Replace
28057 "the the" with "the" in the comments.
28058 * ipa-devirt.c (build_type_inheritance_graph,
28059 update_type_inheritance_graph): Likewise.
28060 * tree.c (build_function_type_list_1): Likewise.
28061 * cfgloopmanip.c (scale_loop_profile): Likewise.
28062 * tree-ssa-loop-ivopts.c (get_shiftadd_cost): Likewise.
28063 * gimple-ssa-split-paths.c
28064 (find_block_to_duplicate_for_splitting_paths): Likewise.
28065 * tree-sra.c (init_subtree_with_zero, clobber_subtree): Likewise.
28066 * expr.c (convert_move): Likewise.
28067 * var-tracking.c (vt_stack_adjustments): Likewise.
28068 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
28069 * tree-vrp.c (test_for_singularity): Likewise.
28071 * tree-vect-stmts.c (vectorizable_condition): Build a VEC_COND_EXPR
28072 directly instead of building a temporary tree.
28075 * genrecog.c: Define INCLUDE_ALGORITHM before including system.h,
28076 remove <algorithm> include.
28078 2016-01-22 Jakub Jelinek <jakub@redhat.com>
28081 * config/i386/i386.c: Include dojump.h.
28082 (expand_small_movmem_or_setmem,
28083 expand_set_or_movmem_prologue_epilogue_by_misaligned_moves): Spelling
28085 (ix86_expand_set_or_movmem): Call do_pending_stack_adjust () early
28086 if dynamic_check != -1.
28088 2016-01-21 Jeff Law <law@redhat.com>
28090 PR middle-end/69347
28091 * tree-ssa-dom.c (back_propagate_equivalences): Factored out of
28092 record_temporary_equivalences. Rewritten to avoid unnecessary calls
28093 into dominated_by_p.
28094 (cprop_into_successor_phis): Avoid unnecessary tests.
28096 2016-01-22 Richard Henderson <rth@redhat.com>
28099 * config/aarch64/aarch64.md (UNSPEC_NZCV): New.
28100 (ccmp<mode>, fccmp<mode>, fccmpe<mode>): Use it.
28102 2016-01-22 Michael Matz <matz@suse.de>
28104 * system.h (string, algorithm): Include only conditionally.
28105 (new): Include always under C++.
28106 * bb-reorder.c (toplevel): Define INCLUDE_ALGORITHM.
28107 * final.c (toplevel): Ditto.
28108 * ipa-chkp.c (toplevel): Define INCLUDE_STRING.
28109 * genconditions.c (write_header): Make gencondmd.c define
28111 * mem-stats.h (mem_usage::print_dash_line): Don't use std::string.
28113 * config/aarch64/aarch64.c (toplevel): Define INCLUDE_STRING.
28114 * common/config/aarch64/aarch64-common.c (toplevel): Ditto.
28116 2016-01-22 Christian Bruel <christian.bruel@st.com>
28119 * expr.c (expand_expr_real_1): Reset DECL_MODE if VECTOR_TYPE_P changed.
28121 2016-01-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28124 * config/arm/thumb2.md (*thumb2_ior_scc_strict_it): Convert to
28125 define_insn_and_split. Ensure operands[1] and operands[0] do not
28126 get assigned the same register.
28128 2016-01-22 Kugan Vivekanandarajah <kuganv@linaro.org>
28130 * ipa-prop.c (ipa_set_jf_constant): Remove redundant unshare_expr.
28132 2016-01-22 Christian Bruel <christian.bruel@st.com>
28134 * config/arm/arm-c.c (arm_pragma_target_parse):
28135 Remove warn_builtin_macro_redefined overwrite.
28137 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
28139 * ipa-inline.c (can_inline_edge_p): Back out overzealous check on
28140 flag_non_call_exceptions compatibility.
28142 2016-01-22 Jakub Jelinek <jakub@redhat.com>
28145 * dwarf2out.c (add_child_die_after): New function.
28146 (dwarf_qual_info_t): New type.
28147 (dwarf_qual_info): New variable.
28148 (qualified_die_p): New function.
28149 (modified_type_die): For -fdebug-types-section, ensure
28150 canonical order of qualifiers. Put qualified DIEs adjacent
28151 to the corresponding non-qualified type DIE and search there
28152 for existing qualified DIEs.
28154 2016-01-22 Eric Botcazou <ebotcazou@adacore.com>
28156 * doc/extend.texi (scalar_storage_order type attribute): Document
28157 restriction on type punning and aliasing, and remove future tense.
28159 2016-01-21 Roman Zhuykov <zhroma@ispras.ru>
28162 * modulo-sched.c (optimize_sc): Allow branch-scheduling to add a new
28165 2016-01-21 Jeff Law <law@redhat.com>
28167 PR middle-end/69347
28168 * tree-ssa-dom.c (dom_opt_dom_walker::thread_across_edge): Avoid
28169 useless call to record_temporary_equivalences.
28170 * tree-ssa-threadbackward.c (find_jump_threads_backwards): Just
28171 allocate 10 slots in the bb_path vector and let it grow as needed.
28172 (fsm_find_control_statement_thread_paths): Similarly for the next_path
28175 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
28177 * configure.ac (gcc_cv_as_powerpc_mfcrf, gcc_cv_as_machine_directive):
28179 * configure: Regenerate.
28181 2016-01-21 Pat Haugen <pthaugen@us.ibm.com>
28183 * config/rs6000/aix71.h (ASM_CPU_SPEC): Add entry for Power9.
28184 * config/rs6000/driver-rs6000.c (struct asm_names): Likewise.
28186 2016-01-21 Bernd Schmidt <bschmidt@redhat.com>
28188 PR middle-end/66178
28189 * expr.c (expand_expr_real_2) [PLUS_EXPR, MINUS_EXPR]: Don't
28190 drop EXPAND_INITIALIZER.
28191 * rtl.h (contains_symbolic_reference_p): Declare.
28192 * rtlanal.c (contains_symbolic_reference_p): New function.
28193 * simplify-rtx.c (simplify_binary_operation_1): Don't turn
28194 a subtraction into a NOT if symbolic constants are involved.
28196 2016-01-21 Anton Blanchard <anton@samba.org>
28197 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
28200 * config/rs6000/linux64.h (TARGET_KEEP_LEAF_WHEN_PROFILED): New
28202 * config/rs6000/rs6000.c (rs6000_keep_leaf_when_profiled): New
28205 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
28207 * config/microblaze/microblaze.c
28208 (get_branch_target): New.
28209 (insert_wic_for_ilb_runout): New.
28211 (microblaze_machine_dependent_reorg): New.
28212 (TARGET_MACHINE_DEPENDENT_REORG): Define macro.
28213 * config/microblaze/microblaze.md
28214 (UNSPEC_IPREFETCH): Define.
28215 (iprefetch): New pattern
28216 * config/microblaze/microblaze.opt
28217 (mxl-prefetch): New flag.
28219 2016-01-21 Ajit Agarwal <ajitkum@xilinx.com>
28221 * config/microblaze/microblaze.h
28222 (FIXED_REGISTERS): Update in macro.
28223 (CALL_USED_REGISTERS): Update in macro.
28225 2016-01-21 Yuri Rumyantsev <ysrumyan@gmail.com>
28227 PR rtl-optimization/68920
28228 * ifcvt.c (cond_move_process_if_block): Limit number of conditional
28231 2016-01-21 Vladimir Makarov <vmakarov@redhat.com>
28233 PR rtl-optimization/68990
28234 * lra-coalesce.c (lra_coalesce): Invalidate value for the result
28235 pseudo instead of inheritance ones.
28237 2016-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
28238 Nick Clifton <nickc@redhat.com>
28242 * config/mips/mips.c (mips_compute_frame_info): Initialise
28243 args_size and hard_frame_pointer_offset fields of the frame
28244 structure before calling mips_global_pointer.
28246 2016-01-21 David Edelsohn <dje.gcc@gmail.com>
28248 * configure.ac (gcc_cv_as_dwloc): Test support for debug frame section
28250 * configure: Regenerate.
28252 2016-01-21 Richard Biener <rguenther@suse.de>
28254 * graphite-optimize-isl.c (get_schedule_map): Fix typo.
28256 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
28258 * config/s390/s390.c (s390_asm_declare_function_size): Add code
28259 to actually emit the .size directive.
28261 2016-01-21 Stefan Sørensen <stefan.sorensen@spectralink.com>
28262 Jakub Jelinek <jakub@redhat.com>
28266 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Increase
28267 args array size by one to avoid buffer overflow.
28269 2016-01-21 Marcin Kościelnicki <koriakin@0x04.net>
28271 * config/s390/s390.md (pool_section_start): Use switch_to_section
28272 to select proper read-only data section instead of hardcoding
28274 (pool_section_end): Use switch_to_section to match the above.
28276 2016-01-21 Richard Biener <rguenther@suse.de>
28278 PR tree-optimization/69378
28279 * tree-ssa-sccvn.c (dominated_by_p_w_unex): New function.
28280 (set_ssa_val_to): Use it for dominance checks taking into
28281 account not executable edges.
28283 2016-01-21 Jakub Jelinek <jakub@redhat.com>
28286 * tree-dfa.c (get_ref_base_and_extent): Use GET_MODE_BITSIZE (mode)
28287 for bitsize instead of GET_MODE_PRECISION (mode).
28289 2016-01-20 Martin Sebor <msebor@redhat.com>
28292 * extend.texi (__sync Builtins): Clarify the semantics of
28293 __sync_fetch_and_OP built-ins on pointers.
28294 (__atomic Builtins): Same.
28296 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28297 Sebastian Pop <s.pop@samsung.com>
28299 * graphite-isl-ast-to-gimple.c (enum phi_node_kind): New.
28300 (class translate_isl_ast_to_gimple): Use phi_node_kind instead of bool.
28301 (is_valid_rename): Same.
28302 (translate_isl_ast_to_gimple::get_rename): Same.
28303 (translate_isl_ast_to_gimple::rename_all_uses): Same.
28304 (translate_isl_ast_to_gimple::rename_uses): Same.
28305 (get_new_name): Check for close_phi nodes.
28306 (copy_loop_phi_args): Use phi_node_kind.
28307 (translate_isl_ast_to_gimple::copy_loop_close_phi_args): Same.
28308 (translate_isl_ast_to_gimple::copy_cond_phi_args): Same.
28310 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28311 Sebastian Pop <s.pop@samsung.com>
28313 Revert commit r229783.
28314 * graphite-isl-ast-to-gimple.c (gcc_expression_from_isl_ast_expr_id):
28315 Remove use of parameter_rename_map.
28316 (copy_def): Remove.
28317 (copy_internal_parameters): Remove.
28318 (graphite_regenerate_ast_isl): Remove call to copy_internal_parameters.
28319 * sese.c (new_sese_info): Do not initialize parameter_rename_map.
28320 (free_sese_info): Do not free parameter_rename_map.
28321 (set_rename): Do not use parameter_rename_map.
28322 (rename_uses): Update call to set_rename.
28323 (graphite_copy_stmts_from_block): Do not use parameter_rename_map.
28324 * sese.h (parameter_rename_map_t): Remove.
28325 (struct sese_info_t): Remove field parameter_rename_map.
28327 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28328 Sebastian Pop <s.pop@samsung.com>
28330 * graphite-isl-ast-to-gimple.c: Fix comment.
28331 * graphite-scop-detection.c (defined_in_loop_p): New.
28332 (canonicalize_loop_closed_ssa): Do not add close phi nodes for SSA
28333 names defined in loop.
28335 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28336 Sebastian Pop <s.pop@samsung.com>
28338 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
28339 Discard unstructured if-then-else regions.
28341 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28342 Sebastian Pop <s.pop@samsung.com>
28344 * graphite-sese-to-poly.c (set_scop_parameter_dim): Remove.
28345 (cleanup_loop_iter_dom): Remove.
28346 (build_loop_iteration_domains): Remove.
28347 (build_scop_context): Remove.
28348 (build_scop_iteration_domain): Remove.
28349 (add_loop_constraints): New.
28350 (build_iteration_domains): New.
28351 (build_poly_scop): Call build_iteration_domains.
28353 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28354 Sebastian Pop <s.pop@samsung.com>
28356 * graphite-scop-detection.c
28357 (scop_detection::harmful_loop_in_region): Free dom and loops.
28358 (scop_detection::loop_body_is_valid_scop): Free bbs.
28360 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28361 Sebastian Pop <s.pop@samsung.com>
28363 * graphite-scop-detection.c (record_loop_in_sese): New.
28364 (gather_bbs::before_dom_children): Call record_loop_in_sese.
28365 (build_scops): Remove call to build_sese_loop_nests.
28366 * sese.c (sese_record_loop): Remove.
28367 (build_sese_loop_nests): Remove.
28368 (new_sese_info): Remove region->loops.
28369 (free_sese_info): Same.
28370 * sese.h (sese_contains_loop): Same.
28371 (build_sese_loop_nests): Remove.
28372 (sese_contains_loop): Remove.
28374 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28375 Sebastian Pop <s.pop@samsung.com>
28377 * graphite-scop-detection.c (loop_is_valid_scop): Renamed
28378 loop_is_valid_in_scop.
28379 (scop_detection::harmful_stmt_in_region): Renamed
28380 harmful_loop_in_region.
28381 Call loop_is_valid_in_scop.
28383 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28384 Sebastian Pop <s.pop@samsung.com>
28386 * graphite-isl-ast-to-gimple.c (translate_isl_ast): Also handle
28389 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28390 Sebastian Pop <s.pop@samsung.com>
28392 * graphite-poly.c (new_poly_bb): Remove use of PBB_IS_REDUCTION.
28393 * graphite.h (struct poly_bb): Remove field is_reduction.
28394 (PBB_IS_REDUCTION): Remove.
28396 2016-01-21 Aditya Kumar <aditya.k7@samsung.com>
28397 Sebastian Pop <s.pop@samsung.com>
28399 * graphite-dependences.c (constrain_domain): Add call to isl_*_coalesce.
28400 (add_pdr_constraints): Same.
28401 (scop_get_reads): Same.
28402 (scop_get_must_writes): Same.
28403 (scop_get_may_writes): Same.
28404 (scop_get_original_schedule): Same.
28405 (extend_schedule): Same.
28406 (apply_schedule_on_deps): Same.
28407 (carries_deps): Same.
28408 (compute_deps): Same.
28409 (scop_get_dependences): Same.
28410 * graphite-isl-ast-to-gimple.c
28411 (translate_isl_ast_to_gimple::generate_isl_schedule): Same.
28412 * graphite-optimize-isl.c (get_schedule_for_band): Same.
28413 (get_schedule_for_band_list): Same.
28414 (get_schedule_map): Same.
28415 (apply_schedule_map_to_scop): Same.
28416 * graphite-sese-to-poly.c (build_pbb_scattering_polyhedrons): Same.
28417 (build_loop_iteration_domains): Same.
28418 (add_condition_to_pbb): Same.
28419 (add_param_constraints): Same.
28420 (pdr_add_memory_accesses): Same.
28421 (pdr_add_data_dimensions): Same.
28423 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
28425 * doc/invoke.texi (Instrumentation Options): Clarify -mmpx linking
28428 2016-01-20 Sandra Loosemore <sandra@codesourcery.com>
28430 * common.opt (feliminate-dwarf2-dups): Replace references to
28431 "DWARF 2" with just "DWARF".
28432 * config/ia64/ia64.opt (mdwarf2-asm): Likewise.
28433 * doc/extend.texi: Likewise.
28434 * doc/cpp.texi: Likewise.
28435 * doc/invoke.texi: Likewise.
28436 (Option Summary): Add -gdwarf to list of Debugging Options.
28437 (Debugging Options): Document -gdwarf.
28438 * doc/contrib.texi: Spell "DWARF" like that.
28440 2016-01-21 Jakub Jelinek <jakub@redhat.com>
28442 * omp-low.c (expand_omp_target): Avoid -Wmaybe-uninitialized
28443 warning. Fix up formatting.
28445 PR middle-end/67653
28446 * gimplify.c (gimplify_asm_expr): Warn if it is too late to
28447 attempt to mark memory input operand addressable and
28448 call prepare_gimple_addressable in that case. Don't adjust
28449 input_location for diagnostics, use error_at instead.
28451 2016-01-20 Peter Bergner <bergner@vnet.ibm.com>
28453 * config/rs6000/ppc-auxv.h: New file.
28454 * config/rs6000/rs6000-builtin.def (cpu_init): Add new builtin.
28455 (cpu_is): Likewise.
28456 (cpu_supports): Likewise.
28457 * config/rs6000/rs6000.c: include "ppc-auxv.h".
28458 (cpu_is_info): New variable.
28459 (cpu_supports_info): Likewise.
28460 (tcb_verification_symbol): Likewise.
28461 (cpu_builtin_p): Likewise.
28462 (cpu_expand_builtin): New function.
28463 (rs6000_expand_ternop_builtin): Add support for CPU builtin functions.
28464 (rs6000_init_builtins): Likewise.
28465 (rs6000_elf_file_end): Emit HWCAP in TCB verification symbol.
28466 * config/rs6000/rs6000.h (TLS_REGNUM): New define.
28467 * configure.ac (gcc_cv_libc_provides_hwcap_in_tcb): New test.
28468 * configure: Regenerate.
28469 * config.in: Likewise.
28470 * doc/extend.texi (PowerPC Built-in Functions): Document
28471 __builtin_cpu_init, __builtin_cpu_is and __builtin_cpu_supports.
28473 2016-01-20 David Edelsohn <dje.gcc@gmail.com>
28476 * config/rs6000/rs6000.c (rs6000_emit_swsqrt): Add vector sqrt
28478 * config/rs6000/vector.md (sqrt<mode>2): Call rs6000_emit_swsqrt
28481 2016-01-20 Richard Henderson <rth@redhat.com>
28487 * tree.c (tm_define_builtin): New.
28488 (find_tm_vector_type): New.
28489 (build_tm_vector_builtins): New.
28490 (build_common_builtin_nodes): Call it.
28492 2016-01-20 Christophe Lyon <christophe.lyon@linaro.org>
28494 * doc/sourcebuild.texi (arm_crypto_pragma_ok): Document new entry.
28495 (arm_fp_ok): Likewise.
28496 (arm_fp): Likewise.
28497 (arm_crypto): Likewise.
28499 2016-01-20 Ilya Enkovich <enkovich.gnu@gmail.com>
28500 Richard Biener <rguenther@suse.de>
28502 PR tree-optimization/69328
28503 * tree-vect-stmts.c (vect_is_simple_cond): Check compared
28504 vectors have same number of elements.
28505 (vectorizable_condition): Fix masked version recognition.
28507 2016-01-20 Richard Biener <rguenther@suse.de>
28509 PR tree-optimization/69345
28510 * tree-ssa-sccvn.h (VN_INFO_RANGE_INFO): New inline function.
28511 (VN_INFO_PTR_INFO): Likewise.
28512 * tree-ssa-sccvn.c (set_ssa_val_to): Avoid clearing points-to
28513 info when it is equal between non-dominating SSA names.
28514 * tree-ssa-pre.c (eliminate_dom_walker::before_dom_children):
28515 Make sure to look at original SSA infos.
28517 2016-01-20 Jeff Law <law@redhat.com>
28520 * config/m68k/predicates.md (pow2_m1_operand): New predicate
28522 (reg_or_pow2_m1_operand): Call pow2_m1_operand.
28523 (pc_or_label_operand): New predicate.
28524 * config/m68k/m68k.md: Add new peephole2 patterns for GTU/LEU
28525 tests for small integers that are 2^n - 1.
28527 2016-01-20 Jonathan Wakely <jwakely@redhat.com>
28529 * doc/invoke.texi (Options Summary): Add '.' after @xref.
28531 2016-01-19 Jeff Law <law@redhat.com>
28533 PR middle-end/69347
28534 * tree-ssa-threadbackwards.c
28535 (fsm_find_control_statement_thread_paths): Do not try to lookup
28536 FSM paths for SSA_NAMEs appearing in abnormal PHIs.
28538 2016-01-20 Kugan Vivekanandarajah <kuganv@linaro.org>
28540 * doc/lto.texi: Remove text that says only Gold has linker plugin
28543 2016-01-19 Eric Botcazou <ebotcazou@adacore.com>
28545 * dwarf2out.c (need_endianity_attribute_p): New inline predicate.
28546 (base_type_die): Add REVERSE parameter and attach DW_AT_endianity to
28547 the DIE accordingly.
28548 (modified_type_die): Add REVERSE parameter and pass it recursively,
28549 as well as to base_type_die. Adjust presence check accordingly.
28550 (base_type_for_mode): Adjust call to modified_type_die.
28551 (add_type_attribute): Add REVERSE parameter and pass it to
28553 (generic_parameter_die): Adjust call to add_type_attribute.
28554 (add_scalar_info): Likewise.
28555 (add_subscript_info): Likewise.
28556 (gen_array_type_die): Likewise.
28557 (gen_descr_array_type_die): Likewise.
28558 (gen_entry_point_die): Likewise.
28559 (gen_enumeration_type_die): Likewise.
28560 (gen_formal_parameter_die): Likewise.
28561 (gen_subprogram_die): Likewise.
28562 (gen_variable_die ): Likewise.
28563 (gen_const_die): Likewise.
28564 (gen_field_die): Likewise.
28565 (gen_pointer_type_die): Likewise.
28566 (gen_reference_type_die): Likewise.
28567 (gen_ptr_to_mbr_type_die): Likewise.
28568 (gen_inheritance_die): Likewise.
28569 (gen_subroutine_type_die): Likewise.
28570 (gen_typedef_die): Likewise.
28571 (force_type_die): Adjust call to modified_type_die.
28573 2016-01-19 Sandra Loosemore <sandra@codesourcery.com>
28575 * doc/standards.texi: Copy-editing for grammar, markup, and sentence
28576 flow throughout the file. Fix broken link to Objective-C 2.0
28578 * doc/invoke.texi: More copy-editing; fix numerous typos and spelling
28581 2016-01-19 Wilco Dijkstra <wdijkstr@arm.com>
28583 * ccmp.c (expand_ccmp_expr_1): Avoid spurious unused warnings.
28585 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
28588 * ipa-devirt.c (is_cxa_pure_virtual_p): New function.
28589 (maybe_record_node): Record cxa_pure_virtual as the only possible
28590 target if there are not ohter candidates.
28591 (possible_polymorphic_call_target_p): Accept cxa_pure_virtual.
28593 2016-01-19 Richard Biener <rguenther@suse.de>
28595 * hsa-gen.c (get_memory_order_name): Use MEMMODEL_ constants.
28596 (get_memory_order): Likewise.
28598 2016-01-19 Kirill Yukhin <kirill.yukhin@intel.com>
28600 * tree-vect-stmts.c (vectorizable_store): Check
28603 2016-01-19 David Malcolm <dmalcolm@redhat.com>
28606 * gcc.c (driver::decode_argv): Add call to
28607 init_opts_obstack before init_options_struct.
28608 * opts.c (init_opts_obstack): Remove idempotency.
28609 (init_options_struct): Replace call to init_opts_obstack
28610 with a gcc_assert to verify that it has already been called.
28611 * toplev.c (toplev::main): Add call to init_opts_obstack before
28612 calls to init_options_struct.
28613 (toplev::finalize): Move cleanup of opts_obstack next to
28614 cleanup of save_decoded_options, clearing the latter, and
28615 save_decoded_options_count.
28617 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
28620 * config/arm/vfp.md (l<vrint_pattern><su_optab><mode>si2): Set "conds"
28621 attribute to unconditional. Remove %? from output template.
28623 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
28624 Jiong Wang <jiong.wang@arm.com>
28626 * ccmp.c (expand_ccmp_expr_1): Cost the instruction sequences
28627 generated from different expand order.
28629 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
28631 * /config/aarch64/aarch64.c (aarch64_if_then_else_costs):
28632 Add support for CCMP costing.
28634 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
28636 * ccmp.c (ccmp_candidate_p): Remove integer-only restriction.
28637 * config/aarch64/aarch64.md (fccmp<mode>): New pattern.
28638 (fccmpe<mode>): Likewise.
28639 (fcmp): Rename to fcmp and globalize pattern.
28641 * config/aarch64/aarch64.c (aarch64_gen_ccmp_first): Add FP support.
28642 (aarch64_gen_ccmp_next): Add FP support.
28644 2015-01-19 Wilco Dijkstra <wdijkstr@arm.com>
28646 * target.def (gen_ccmp_first): Update documentation.
28647 (gen_ccmp_next): Likewise.
28648 * doc/tm.texi (gen_ccmp_first): Update documentation.
28649 (gen_ccmp_next): Likewise.
28650 * ccmp.c (expand_ccmp_expr): Extract cmp_code from return value of
28651 expand_ccmp_expr_1. Improve comments.
28652 * config/aarch64/aarch64.md (ccmp_and): Use if_then_else for ccmp.
28653 (ccmp_ior<mode>): Remove pattern.
28654 (cmp<mode>): Remove expand.
28655 (cmp): Globalize pattern.
28656 (cstorecc4): Use cc_register.
28657 (mov<mode>cc): Remove ccmp_cc_register check.
28658 * config/aarch64/aarch64.c (aarch64_get_condition_code_1):
28659 Simplify after removal of CC_DNE/* modes.
28660 (aarch64_ccmp_mode_to_code): Remove.
28661 (aarch64_print_operand): Remove 'K' case. Merge 'm' and 'M' cases.
28662 In 'k' case use integer as condition.
28663 (aarch64_nzcv_codes): Remove inverted cases.
28664 (aarch64_code_to_ccmode): Remove.
28665 (aarch64_gen_ccmp_first): Use cmp pattern directly. Return the correct
28666 comparison with CC register to be used in folowing CCMP/branch/CSEL.
28667 (aarch64_gen_ccmp_next): Use previous comparison and mode in CCMP
28668 pattern. Return the comparison with CC register. Invert conditions
28669 when bitcode is OR.
28670 * config/aarch64/aarch64-modes.def: Remove CC_DNE/* modes.
28671 * config/aarch64/predicates.md (ccmp_cc_register): Remove.
28673 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
28675 * cgraphunit.c (cgraph_node::reset): Clear thunk info and
28676 instrumented_version.
28678 2016-01-19 Richard Biener <rguenther@suse.de>
28680 PR tree-optimization/69336
28681 * tree-ssa-scopedtables.c (avail_expr_hash): Handle all
28682 handled components with get_ref_base_and_extent.
28683 (equal_mem_array_ref_p): Adjust.
28685 2016-01-19 Jakub Jelinek <jakub@redhat.com>
28688 * shrink-wrap.c: Include valtrack.h.
28689 (move_insn_for_shrink_wrap): Add DEBUG argument. If
28690 MAY_HAVE_DEBUG_INSNS, call dead_debug_add on DEBUG_INSNs
28691 in between insn and where it will be moved to. Call
28692 dead_debug_insert_temp.
28693 (prepare_shrink_wrap): Adjust caller. Call dead_debug_local_init
28694 first and dead_debug_local_finish at the end.
28695 For uses and defs bitmap, handle all regs in between REGNO and
28696 END_REGNO, not just the first one.
28698 2016-01-19 Richard Biener <rguenther@suse.de>
28700 PR tree-optimization/69352
28701 * tree-ssa-scopedtables.c (avail_expr_hash): Check for size == -1.
28702 (equal_mem_array_ref_p): Constrain size and max size properly.
28703 Compare the reverse flag.
28705 2016-01-19 Bernd Schmidt <bschmidt@redhat.com>
28707 * ira.c (ira): Update regstat data if we deleted insns.
28709 2016-01-19 Jakub Jelinek <jakub@redhat.com>
28711 PR rtl-optimization/68955
28712 PR rtl-optimization/64557
28713 * dse.c (record_store, check_mem_read_rtx): Don't call get_addr
28714 here. Fix up formatting.
28715 * alias.c (get_addr): Handle VALUE +/- CONST_SCALAR_INT_P.
28717 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
28720 * cgraphunit.c (cgraph_node::expand_thunk): When forcing gimple
28721 assume that the node has body.
28722 * cgraph.c (cgraph_node::get_untransformed_body): Use gimple_body_p
28725 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
28727 * lto-streamer-out.c (lto_output): Do not stream instrumentation
28730 2016-01-19 Jan Hubicka <hubicka@ucw.cz>
28732 * symtab.c (symtab_node::asm_name): Do not call printable name directly.
28733 (symtab_node::name): Report name as unnamed if DECL_NAME is not set.
28735 2016-01-19 Martin Jambor <mjambor@suse.cz>
28736 Martin Liska <mliska@suse.cz>
28737 Michael Matz <matz@suse.de>
28739 * Makefile.in (OBJS): Add new source files.
28740 (GTFILES): Add hsa.c.
28741 * common.opt (disable_hsa): New variable.
28742 (-Whsa): New warning.
28743 * config.in (ENABLE_HSA): New.
28744 * configure.ac: Treat hsa differently from other accelerators.
28745 (OFFLOAD_TARGETS): Define ENABLE_OFFLOADING according to
28746 $enable_offloading.
28747 (ENABLE_HSA): Define ENABLE_HSA according to $enable_hsa.
28748 * doc/install.texi (Configuration): Document --with-hsa-runtime,
28749 --with-hsa-runtime-include, --with-hsa-runtime-lib and
28750 --with-hsa-kmt-lib.
28751 * doc/invoke.texi (-Whsa): Document.
28752 (hsa-gen-debug-stores): Likewise.
28753 * lto-wrapper.c (compile_images_for_offload_targets): Do not attempt
28754 to invoke offload compiler for hsa acclerator.
28755 * opts.c (common_handle_option): Determine whether HSA offloading
28756 should be performed.
28757 * params.def (PARAM_HSA_GEN_DEBUG_STORES): New parameter.
28758 * builtin-types.def (BT_FN_VOID_UINT_PTR_INT_PTR): New.
28759 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_INT_INT): Removed.
28760 (BT_FN_VOID_INT_OMPFN_SIZE_PTR_PTR_PTR_UINT_PTR_PTR): New.
28761 * gimple-low.c (lower_stmt): Also handle GIMPLE_OMP_GRID_BODY.
28762 * gimple-pretty-print.c (dump_gimple_omp_for): Also handle
28763 GF_OMP_FOR_KIND_GRID_LOOP.
28764 (dump_gimple_omp_block): Also handle GIMPLE_OMP_GRID_BODY.
28765 (pp_gimple_stmt_1): Likewise.
28766 * gimple-walk.c (walk_gimple_stmt): Likewise.
28767 * gimple.c (gimple_build_omp_grid_body): New function.
28768 (gimple_copy): Also handle GIMPLE_OMP_GRID_BODY.
28769 * gimple.def (GIMPLE_OMP_GRID_BODY): New.
28770 * gimple.h (enum gf_mask): Added GF_OMP_PARALLEL_GRID_PHONY,
28771 GF_OMP_FOR_KIND_GRID_LOOP, GF_OMP_FOR_GRID_PHONY and
28772 GF_OMP_TEAMS_GRID_PHONY.
28773 (gimple_statement_omp_single_layout): Updated comments.
28774 (gimple_build_omp_grid_body): New function.
28775 (gimple_has_substatements): Also handle GIMPLE_OMP_GRID_BODY.
28776 (gimple_omp_for_grid_phony): New function.
28777 (gimple_omp_for_set_grid_phony): Likewise.
28778 (gimple_omp_parallel_grid_phony): Likewise.
28779 (gimple_omp_parallel_set_grid_phony): Likewise.
28780 (gimple_omp_teams_grid_phony): Likewise.
28781 (gimple_omp_teams_set_grid_phony): Likewise.
28782 (gimple_return_set_retbnd): Also handle GIMPLE_OMP_GRID_BODY.
28783 * omp-builtins.def (BUILT_IN_GOMP_OFFLOAD_REGISTER): New.
28784 (BUILT_IN_GOMP_OFFLOAD_UNREGISTER): Likewise.
28785 (BUILT_IN_GOMP_TARGET): Updated type.
28786 * omp-low.c: Include symbol-summary.h, hsa.h and params.h.
28787 (adjust_for_condition): New function.
28788 (get_omp_for_step_from_incr): Likewise.
28789 (extract_omp_for_data): Moved parts to adjust_for_condition and
28790 get_omp_for_step_from_incr.
28791 (build_outer_var_ref): Handle GIMPLE_OMP_GRID_BODY.
28792 (fixup_child_record_type): Bail out if receiver_decl is NULL.
28793 (scan_sharing_clauses): Handle OMP_CLAUSE__GRIDDIM_.
28794 (scan_omp_parallel): Do not create child functions for phony
28796 (check_omp_nesting_restrictions): Handle GIMPLE_OMP_GRID_BODY.
28797 (scan_omp_1_op): Checking assert we are not remapping to
28798 ERROR_MARK. Also also handle GIMPLE_OMP_GRID_BODY.
28799 (parallel_needs_hsa_kernel_p): New function.
28800 (expand_parallel_call): Register apprpriate parallel child
28801 functions as HSA kernels.
28802 (grid_launch_attributes_trees): New type.
28803 (grid_attr_trees): New variable.
28804 (grid_create_kernel_launch_attr_types): New function.
28805 (grid_insert_store_range_dim): Likewise.
28806 (grid_get_kernel_launch_attributes): Likewise.
28807 (get_target_argument_identifier_1): Likewise.
28808 (get_target_argument_identifier): Likewise.
28809 (get_target_argument_value): Likewise.
28810 (push_target_argument_according_to_value): Likewise.
28811 (get_target_arguments): Likewise.
28812 (expand_omp_target): Call get_target_arguments instead of looking
28813 up for teams and thread limit.
28814 (grid_expand_omp_for_loop): New function.
28815 (grid_arg_decl_map): New type.
28816 (grid_remap_kernel_arg_accesses): New function.
28817 (grid_expand_target_kernel_body): New function.
28818 (expand_omp): Call it.
28819 (lower_omp_for): Do not emit phony constructs.
28820 (lower_omp_taskreg): Do not emit phony constructs but create for them
28821 a temporary variable receiver_decl.
28822 (lower_omp_taskreg): Do not emit phony constructs.
28823 (lower_omp_teams): Likewise.
28824 (lower_omp_grid_body): New function.
28825 (lower_omp_1): Call it.
28826 (grid_reg_assignment_to_local_var_p): New function.
28827 (grid_seq_only_contains_local_assignments): Likewise.
28828 (grid_find_single_omp_among_assignments_1): Likewise.
28829 (grid_find_single_omp_among_assignments): Likewise.
28830 (grid_find_ungridifiable_statement): Likewise.
28831 (grid_target_follows_gridifiable_pattern): Likewise.
28832 (grid_remap_prebody_decls): Likewise.
28833 (grid_copy_leading_local_assignments): Likewise.
28834 (grid_process_kernel_body_copy): Likewise.
28835 (grid_attempt_target_gridification): Likewise.
28836 (grid_gridify_all_targets_stmt): Likewise.
28837 (grid_gridify_all_targets): Likewise.
28838 (execute_lower_omp): Call grid_gridify_all_targets.
28839 (make_gimple_omp_edges): Handle GIMPLE_OMP_GRID_BODY.
28840 * tree-core.h (omp_clause_code): Added OMP_CLAUSE__GRIDDIM_.
28841 (tree_omp_clause): Added union field dimension.
28842 * tree-pretty-print.c (dump_omp_clause): Handle OMP_CLAUSE__GRIDDIM_.
28843 * tree.c (omp_clause_num_ops): Added number of arguments of
28844 OMP_CLAUSE__GRIDDIM_.
28845 (omp_clause_code_name): Added name of OMP_CLAUSE__GRIDDIM_.
28846 (walk_tree_1): Handle OMP_CLAUSE__GRIDDIM_.
28847 * tree.h (OMP_CLAUSE_GRIDDIM_DIMENSION): New.
28848 (OMP_CLAUSE_SET_GRIDDIM_DIMENSION): Likewise.
28849 (OMP_CLAUSE_GRIDDIM_SIZE): Likewise.
28850 (OMP_CLAUSE_GRIDDIM_GROUP): Likewise.
28851 * passes.def: Schedule pass_ipa_hsa and pass_gen_hsail.
28852 * tree-pass.h (make_pass_gen_hsail): Declare.
28853 (make_pass_ipa_hsa): Likewise.
28854 * ipa-hsa.c: New file.
28855 * lto-section-in.c (lto_section_name): Add hsa section name.
28856 * lto-streamer.h (lto_section_type): Add hsa section.
28857 * timevar.def (TV_IPA_HSA): New.
28858 * hsa-brig-format.h: New file.
28859 * hsa-brig.c: New file.
28860 * hsa-dump.c: Likewise.
28861 * hsa-gen.c: Likewise.
28864 * toplev.c (compile_file): Call hsa_output_brig.
28865 * hsa-regalloc.c: New file.
28867 2016-01-18 Jeff Law <law@redhat.com>
28869 PR tree-optimization/69320
28870 * tree-ssa-dom.c (record_edge_info): For comparisons against a boolean
28871 ranged object, do nothing if the RHS constant is not [0..1].
28872 (optimize_stmt): Comparing a boolean ranged object against a
28873 constant outside [0..1] results in a compile-time constant.
28875 * tree-ssanames.c (ssa_name_has_boolean_range): Remove unnecessary
28878 2016-01-18 Sandra Loosemore <sandra@codesourcery.com>
28880 * doc/invoke.texi (Invoking GCC): Add new section to menu.
28881 (Option Summary): Update to reflect new section and moved options.
28882 (C++ Dialect Options): Move -fstats to new section.
28883 (Debugging Options): Move all dump, statistics, and other GCC
28884 developer options to new section. Rewrite section introduction
28885 and re-order remaining options to put the more basic ones first.
28886 (Optimization Options): Move -fira-verbose and -flto-report* to
28888 (Developer Options): New section incorporating moved options.
28889 * doc/cppopts.texi (-dM): Update cross-reference.
28891 2016-01-18 Richard Henderson <rth@redhat.com>
28894 * config/aarch64/aarch64.md (add<GPI>3): Move long immediate
28895 operands to pseudo only if CSE is expected. Split long immediate
28896 operands only after reload, and for the stack pointer.
28897 (*add<GPI>3_pluslong): Remove.
28898 (*addsi3_aarch64, *adddi3_aarch64): Merge into...
28899 (*add<GPI>3_aarch64): ... here. Add r/rk/Upl alternative.
28900 (*addsi3_aarch64_uxtw): Add r/rk/Upl alternative.
28901 (*add<GPI>3 peepholes): New.
28902 (*add<GPI>3 splitters): New.
28903 * config/aarch64/constraints.md (Upl): New.
28904 * config/aarch64/predicates.md (aarch64_pluslong_strict_immedate): New.
28906 2016-01-18 Richard Biener <rguenther@suse.de>
28908 PR tree-optimization/69297
28909 * tree-vect-slp.c (vect_bb_slp_scalar_cost): Count each scalar
28911 (vect_bb_vectorization_profitable_p): Clear visited flag again.
28913 2016-01-18 Yuri Rumyantsev <ysrumyan@gmail.com>
28915 PR middle-end/68542
28916 * fold-const.c (fold_binary_op_with_conditional_arg): Bail out for case
28917 of mixind vector and scalar types.
28918 (fold_relational_const): Add handling of vector
28919 comparison with boolean result.
28920 * tree-cfg.c (verify_gimple_comparison): Add argument CODE, allow
28921 comparison of vector operands with boolean result for EQ/NE only.
28922 (verify_gimple_assign_binary): Adjust call for verify_gimple_comparison.
28923 (verify_gimple_cond): Likewise.
28924 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): Modify check on
28927 2016-01-18 Joseph Myers <joseph@codesourcery.com>
28929 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): Require
28932 2016-01-18 Richard Biener <rguenther@suse.de>
28934 PR middle-end/69308
28935 * gimple.c (gimple_could_trap_p_1): Handle GIMPLE_COND.
28937 2016-01-18 Tom de Vries <tom@codesourcery.com>
28939 * passes.def: Add pass_parallelize_loops to pass_oacc_kernels.
28941 2016-01-18 Tom de Vries <tom@codesourcery.com>
28943 * omp-low.c (set_oacc_fn_attrib): Make extern.
28944 * omp-low.h (set_oacc_fn_attrib): Declare.
28945 * tree-parloops.c (struct reduction_info): Add reduc_addr field.
28946 (create_call_for_reduction_1): Handle case that reduc_addr is non-NULL.
28947 (create_parallel_loop, gen_parallel_loop, try_create_reduction_list):
28948 Add and handle function parameter oacc_kernels_p.
28949 (find_reduc_addr, get_omp_data_i_param): New function.
28950 (ref_conflicts_with_region, oacc_entry_exit_ok_1)
28951 (oacc_entry_exit_single_gang, oacc_entry_exit_ok): New function.
28952 (parallelize_loops): Add and handle function parameter oacc_kernels_p.
28953 Calculate dominance info. Skip loops that are not in a kernels region
28954 in oacc_kernels_p mode. Skip inner loops of parallelized loops.
28955 (pass_parallelize_loops::execute): Call parallelize_loops with
28956 oacc_kernels_p argument.
28957 (pass_parallelize_loops::clone, pass_parallelize_loops::set_pass_param):
28958 New member function.
28959 (pass_parallelize_loops::bool oacc_kernels_p): New member var.
28960 * passes.def: Add argument to pass_parallelize_loops instantation.
28962 2016-01-18 Tom de Vries <tom@codesourcery.com>
28964 * tree-parloops.c (pass_parallelize_loops::execute): Allow
28965 pass_parallelize_loops to be run outside the loop pipeline.
28967 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
28969 * tree-scalar-evolution.c (follow_copies_to_constant): New.
28970 (analyze_initial_condition, analyze_scalar_evolution_1): Call previous.
28972 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
28975 * tree-ssa-scopedtables.c (avail_expr_hash): Hash MEM_REF and ARRAY_REF
28976 using get_ref_base_and_extent.
28977 (equal_mem_array_ref_p): New.
28978 (hashable_expr_equal_p): Add call to previous.
28980 2016-01-18 Alan Lawrence <alan.lawrence@arm.com>
28983 * tree-sra.c (disqualified_constants, constant_decl_p): New.
28984 (sra_initialize): Allocate disqualified_constants.
28985 (sra_deinitialize): Free disqualified_constants.
28986 (disqualify_candidate): Update disqualified_constants when appropriate.
28987 (create_access): Scan for constant-pool entries as we go along.
28988 (scalarizable_type_p): Add check against type_contains_placeholder_p.
28989 (maybe_add_sra_candidate): Allow constant-pool entries.
28990 (load_assign_lhs_subreplacements): Bind debug for constant pool vars.
28991 (initialize_constant_pool_replacements): New.
28992 (sra_modify_assign): Avoid mangling assignments created by previous,
28993 and don't generate writes into constant pool.
28994 (sra_modify_function_body): Call initialize_constant_pool_replacements.
28996 2016-01-18 Ilya Enkovich <enkovich.gnu@gmail.com>
28998 * config/i386/i386.c (scalar_to_vector_candidate_p): Support
28999 andnot instruction.
29000 (scalar_chain::convert_op): Likewise.
29001 * config/i386/i386.md (*andndi3_doubleword): New.
29003 2016-01-18 Richard Biener <rguenther@suse.de>
29005 PR tree-optimization/69170
29006 * tree-vect-slp.c (vect_build_slp_tree): Verify we are not
29007 building a vector from scalar results of a pattern stmt.
29009 2016-01-18 Jakub Jelinek <jakub@redhat.com>
29011 * haifa-sched.c (autopref_multipass_init): Work around
29012 -Wmaybe-uninitialized warning.
29014 2016-01-18 Thomas Preud'homme <thomas.preudhomme@arm.com>
29016 * config/arm/arm.c (thumb1_reorg): Check that the comparison is
29017 against the constant 0.
29019 2016-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
29021 PR tree-optimization/68799
29022 * gimple-ssa-strength-reduction.c (create_phi_basis): Directly
29023 look up phi candidates in the statement-candidate map.
29024 (phi_add_costs): Likewise.
29025 (record_phi_increments): Likewise.
29026 (phi_incr_cost): Likewise.
29027 (ncd_with_phi): Likewise.
29028 (all_phi_incrs_profitable): Likewise.
29030 2016-01-17 Jakub Jelinek <jakub@redhat.com>
29032 * omp-low.c (mark_loops_in_oacc_kernels_region): Work around
29033 -Wmaybe-uninitialized warning.
29035 2016-01-16 Sandra Loosemore <sandra@codesourcery.com>
29037 * doc/invoke.texi (Invoking GCC): Add new section to menu.
29038 (Option Summary): Update to reflect new section and moved options.
29039 (C++ Dialect Options): Move -fvtable-verify and related options.
29040 (Debugging Options): Move Sanitizer, Pointer Bounds Checker,
29041 and profiling-related options.
29042 (Optimization Options): Move profile generation options and
29043 -fstack-protector and related options.
29044 (Instrumentation Options): New section incorporating moved options.
29045 (Code Generation Options): Move -finstrument-functions and
29046 related options, -fstack-check, -fstack-limit*, and -fbounds-check.
29048 2016-01-16 Tom de Vries <tom@codesourcery.com>
29050 * passes.def: Move pass_expand_omp_ssa out of pass_parallelize_loops.
29052 2016-01-16 Tom de Vries <tom@codesourcery.com>
29054 * omp-low.c (expand_omp_atomic_fetch_op): Release defs of update stmt.
29056 2016-01-16 Richard Sandiford <richard.sandiford@arm.com>
29058 * hash-table.h (hash_table::empty): Turn into an inline wrapper
29059 that checks whether the table is already empty. Rename the
29060 original implementation to...
29061 (hash_table::empty_slot): ...this new private function.
29063 2016-01-15 David Malcolm <dmalcolm@redhat.com>
29065 PR diagnostic/68899
29066 * diagnostic-show-locus.c (layout::print_source_line): Move x
29067 offset of line until after call to
29068 get_line_width_without_trailing_whitespace.
29070 2016-01-15 Jeff Law <law@redhat.com>
29072 PR tree-optimization/69270
29073 * tree-ssanames.c (ssa_name_has_boolean_range): Moved here from
29074 tree-ssa-dom.c. Improve test for [0..1] ranve from VRP.
29075 * tree-ssa-dom.c (ssa_name_has_boolean_range): Remove.
29076 * tree-ssanames.h (ssa_name_has_boolean_range): Prototype.
29077 * tree-ssa-uncprop.c (associate_equivalences_with_edges): Use
29078 ssa_name_has_boolean_range and constant_boolean_node.
29080 2016-01-15 Vladimir Makarov <vmakarov@redhat.com>
29082 PR rtl-optimization/69030
29083 * lra-spills.c (remove_pseudos): Check nrefs and make the function
29085 (spill_pseudos): Delete debug insn for dead pseudo.
29086 (lra_spill): Initiate spill_hard_reg and slots memory separately.
29088 2016-01-15 Jiong Wang <jiong.wang@arm.com>
29090 * config/aarch64/aarch64-builtins.c (aarch64_types_unopus_qualifiers):
29092 (TYPES_UNOPUS): Likewise.
29093 * config/aarch64/aarch64-simd-builtins.def (lbtruncuv2sf): Correct
29094 builtin type, from UNOP to UNOPUS.
29095 (lbtruncuv4sf): Likewise.
29096 (lbtruncuv2df): Likewise.
29097 (lrounduv2sf): Likewise.
29098 (lrounduv4sf): Likewise.
29099 (lrounduv2df): Likewise.
29100 (lroundusf): Likewise.
29101 (lroundusf): Likewise.
29102 (lceiluv2sf): Likewise.
29103 (lceiluv4sf): Likewise.
29104 (lceiluv2df): Likewise.
29105 (lceilusf): Likewise.
29106 (lceiludf): Likewise.
29107 (lflooruv2sf): Likewise.
29108 (lflooruv4sf): Likewise.
29109 (lflooruv2df): Likewise.
29110 (lfloorusf): Likewise.
29111 (lfloorudf): Likewise.
29112 (lfrintnuv2sf): Likewise.
29113 (lfrintnuv4sf): Likewise.
29114 (lfrintnuv2df): Likewise.
29115 (lfrintnusf): Likewise.
29116 (lfrintnudf): Likewise.
29117 * config/aarch64/arm_neon.h (vcvt_u32_f32): Remove unncessary type
29119 (vcvtq_u32_f32): Likewise.
29120 (vcvtq_u64_f64): Likewise.
29121 (vcvta_u32_f32): Likewise.
29122 (vcvtaq_u32_f32): Likewise.
29123 (vcvtaq_u64_f64): Likewise.
29124 (vcvtm_u32_f32): Likewise.
29125 (vcvtmq_u32_f32): Likewise.
29126 (vcvtmq_u64_f64): Likewise.
29127 (vcvtn_u32_f32): Likwise.
29128 (vcvtnq_u32_f32): Likewise.
29129 (vcvtnq_u64_f64): Likewise.
29130 (vcvtp_u32_f32): Likewise.
29131 (vcvtpq_u32_f32): Likewise.
29132 (vcvtpq_u64_f64): Likewise.
29133 (vcvtmd_u64_f64): Likewise.
29134 (vcvtms_u32_f32): Likewise.
29135 (vcvtad_u64_f64): Likewise.
29136 (vcvtas_u32_f32): Likewise.
29137 (vcvtnd_u64_f64): Likewise.
29138 (vcvtns_u32_f32): Likewise.
29139 (vcvtpd_u64_f64): Likewise.
29140 (vcvtps_u32_f32): Likewise.
29142 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29144 * config/aarch64/aarch64.c (aarch64_if_then_else_costs): Handle
29145 CSEL of zero_extended registers.
29147 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29149 * config/aarch64/aarch64.c (aarch64_rtx_costs, COMPARE case):
29150 Handle COMPARE of ZERO_EXTRACT against zero form of TST-immediate.
29152 2016-01-15 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29154 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Return
29155 false when argument string is not found in the attributes table
29158 2016-01-15 David Edelsohn <dje.gcc@gmail.com>
29161 * config/rs6000/rs6000.c (rs6000_emit_msub): Delete.
29162 (rs6000_emit_swsqrt): Convert to Goldschmidt's Algorithm
29163 * config/rs6000/rs6000.md (sqrt<mode>2): Limit swsqrt to high
29164 precision estimate.
29166 2016-01-15 Richard Biener <rguenther@suse.de>
29168 PR tree-optimization/66856
29169 * tree-vect-loop.c (vect_transform_loop): Free SLP instances here.
29170 * tree-vect-slp.c (vect_free_slp_tree): Decrement stmt reference count.
29171 (vect_create_new_slp_node): Increment stmt reference count.
29172 (vect_get_and_check_slp_defs): Make sure stmts are nor already in
29173 an SLP tree before swapping operands.
29174 (vect_build_slp_tree): Likewise.
29175 (destroy_bb_vec_info): Free stmt info after SLP instances.
29176 * tree-vect-stmts.c (new_stmt_vec_info): Initialize reference count.
29177 * tree-vectorizer.h (struct _stmt_vec_info): Add num_slp_uses field.
29178 (STMT_VINFO_NUM_SLP_USES): New macro.
29180 2016-01-15 Richard Biener <rguenther@suse.de>
29183 * dwarf2out.c (add_linkage_name_raw): New function split out from ...
29184 (add_linkage_name): ... here.
29185 (gen_typedef_die): Use add_linkage_name_raw instead of
29186 add_linkage_attr to delay DECL_ASSEMBLER_NAME computation
29189 2016-01-15 Cesar Philippidis <cesar@codesourcery.com>
29191 * gimplify.c (oacc_default_clause): Decode reference and pointer
29192 types for both kernels and parallel regions.
29194 2016-01-15 Richard Sandiford <richard.sandiford@arm.com>
29196 PR middle-end/69246
29197 * calls.c (emit_call_1): Force n_popped to zero for sibcalls.
29199 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
29201 * config/i386/i386.c (scalar_chain::compute_convert_gain): Fix typo.
29202 (convert_scalars_to_vector): Likewise.
29204 2016-01-15 Jonathan Wakely <jwakely@redhat.com>
29206 * doc/extend.texi (Type Traits): Fix grammar.
29208 2016-01-15 Martin Jambor <mjambor@suse.cz>
29210 * tree-inline.c (remap_decl): Use existing dclarations if
29211 remapping a type and prevent_decl_creation_for_types.
29212 (replace_locals_stmt): Do an initial remapping of non-VLA typed
29213 decls first. Do real remapping with
29214 prevent_decl_creation_for_types set.
29215 * tree-inline.h (copy_body_data): New field
29216 prevent_decl_creation_for_types, moved remap_var_for_cilk to avoid
29219 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
29221 * config/s390/s390.opt (mmvcle): More verbose help text.
29223 2016-01-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
29225 * config/s390/s390.opt: Add period to -mzvector option text.
29227 2016-01-15 Richard Biener <rguenther@suse.de>
29229 PR tree-optimization/68961
29230 * tree-vect-slp.c (vect_analyze_slp_cost_1): Consider cost
29231 of invariants in stores again.
29233 2016-01-15 Sebastian Huber <sebastian.huber@embedded-brains.de>
29235 * config/arm/t-rtems: Add cortex-m7/fpv5-d16 multilib.
29237 2016-01-15 Ilya Enkovich <enkovich.gnu@gmail.com>
29239 * config/i386/i386.c (ix86_expand_branch): Don't split
29240 DI mode xor instruction to SI mode.
29242 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
29245 * ipa-icf.c (sem_function::merge): Virtual functions may become
29246 reachable even if they address is not taken and there are no
29249 2016-01-15 Jan Hubicka <hubicka@ucw.cz>
29251 * lto-streamer-out.c (subtract_estimated_size): New function.
29252 (get_symbol_initial_value): Use it.
29254 2016-01-15 Christian Bruel <christian.bruel@st.com>
29257 * config/arm/arm-builtins.c (ARM_BUILTIN_CRYPTO_BASE): New enum tag.
29258 (arm_init_neon_builtins_internal): Rename arm_init_neon_builtins,
29259 (arm_init_crypto_builtins_internal): Rename arm_init_crypto_builtins.
29260 use add_builtin_function_ext_scope instead of add_builtin_function.
29261 (neon_set_p, neon_crypto_set_p): Remove.
29262 (arm_init_builtins): Always call arm_init_neon_builtins and
29263 arm_init_crypto_builtins.
29264 (arm_expand_builtin): Check that builtins are allowed for the arch.
29265 * config/arm/arm-protos.h (arm_init_neon_builtins): Remove prototype.
29266 * config/arm/arm.c (arm_valid_target_attribute_tree): Remove
29267 arm_init_neon_builtins call.
29269 2016-01-15 Richard Biener <rguenther@suse.de>
29271 PR tree-optimization/69117
29272 * tree-ssa-sccvn.h (struct vn_ssa_aux): Add info member.
29273 * tree-ssa-sccvn.c (set_ssa_val_to): Save and adjust SSA name info
29274 of the leader conservatively.
29275 (free_scc_vn): Restore original SSA name infos.
29277 2016-01-14 Jeff Law <law@redhat.com>
29279 PR tree-optimization/69270
29280 * tree-ssa-dom.c (ssa_name_has_boolean_range): If the type has a
29281 single bit of precision, verify it's also unsigned.
29282 (record_edge_info): Use constant_boolean_node rather than fold_convert
29283 to convert boolean_true/boolean_false to the right type.
29285 2016-01-14 Richard Henderson <rth@redhat.com>
29288 * loop-doloop.c (record_reg_sets): New.
29289 (doloop_optimize): Reject the transform if the sequence
29290 clobbers registers live at the end of the loop block.
29291 (doloop_optimize_loops): Enable df_live if needed.
29293 2016-01-14 Michael Meissner <meissner@linux.vnet.ibm.com>
29295 * config/rs6000/rs6000-builtin.def: Revert 2016-01-13 change.
29296 * config/rs6000/rs6000.c: Likewise.
29297 * config/rs6000/rs6000.h: Likewise.
29298 * config/rs6000/rs6000.md: Likewise.
29299 * doc/extend.texi: Likewsie.
29301 2016-01-14 Jeff Law <law@redhat.com>
29303 * tree-ssa-dom.c (ssa_name_has_boolean_range): Fix comment
29306 2016-01-14 Richard Henderson <rth@redhat.com>
29310 * trans-mem.c (tm_log_emit_stmt): Fix unit size to bit size.
29311 * tree.c (build_tm_vector_builtins): Use builtin_decl_explicit_p
29312 instead of builtin_decl_declared_p to test for declaration.
29314 2016-01-14 Nicklas Bo Jensen <nbjensen@gmail.com>
29316 * doc/loop.texi (Loop Analysis and Representation): Document
29317 loop_depth function.
29319 2016-01-14 Tom de Vries <tom@codesourcery.com>
29321 PR tree-optimization/68773
29322 * omp-low.c (expand_omp_target): Don't set force_output.
29323 * varpool.c (varpool_node::get_create): Same.
29324 * lto-cgraph.c (input_offload_tables): Mark entries in offload_vars and
29325 offload_funcs with force_output.
29327 2016-01-14 Jakub Jelinek <jakub@redhat.com>
29330 * lra-eliminations.c (move_plus_up): Don't change anything if either
29331 the outer or inner subreg mode is not MODE_INT.
29332 * dwarf2out.c (mem_loc_descriptor): For SUBREG, if outer mode is
29333 integral <= DWARF2_ADDR_SIZE, convert to untyped afterwards.
29335 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
29337 * doc/md.texi (reduc_smin_@var{m}, reduc_smax_@var{m},
29338 reduc_umin_@var{m}, reduc_umax_@var{m}, reduc_splus_@var{m},
29339 reduc_uplus_@var{m}): Remove.
29340 * expr.c (expand_expr_real_2): Remove expansion path for
29341 reduc_[us](min|max|plus) optabs.
29342 * optabs-tree.c (scalar_reduc_to_vector): Remove.
29343 * optabs-tree.h (scalar_reduc_to_vector): Remove.
29344 * optabs.def (reduc_smax_optab, reduc_smin_optab, reduc_splus_optab,
29345 reduc_umax_optab, reduc_umin_optab, reduc_uplus_optab): Remove.
29346 * tree-vect-loop.c (vectorizable_reduction): Remove test for
29347 reduc_[us](min|max|plus) optabs.
29349 2016-01-14 Alan Lawrence <alan.lawrence@arm.com>
29351 * config/mips/mips-ps-3d.md (reduc_splus_v2sf): Remove.
29352 (reduc_plus_scal_v2sf): New.
29353 (reduc_smax_v2sf): Rename to...
29354 (reduc_smax_scal_v2sf): ...here, make result SFmode, add vec_extract.
29355 (reduc_smin_v2sf): Rename to...
29356 (reduc_smin_scal_v2sf): ...here, make result SFmode, add vec_extract.
29358 2016-01-14 Jan Hubicka <hubicka@ucw.cz>
29360 * alias.c (compare_base_symbol_refs): New function.
29361 (rtx_equal_for_memref_p, base_alias_check, memrefs_conflict_p): Use
29364 2016-01-14 Jakub Jelinek <jakub@redhat.com>
29366 PR middle-end/68146
29367 PR tree-optimization/69155
29368 * tree-complex.c: Include cfganal.h.
29369 (phis_to_revisit): New variable.
29370 (extract_component): Add phiarg_p argument. Assert that returned
29371 SSA_NAME has non-NULL SSA_NAME_DEF_STMT unless phiarg_p is true.
29372 (update_phi_components): Partly rewrite to use loop over real/imag
29373 components instead of code duplication. If extract_component returns
29374 SSA_NAME with NULL SSA_NAME_DEF_STMT, store SSA_NAME_VAR or
29375 create_tmp_reg into the PHI node instead, and mention the phi triplet
29376 in phis_to_revisit.
29377 (tree_lower_complex): Walk bbs in rpo order. Adjust phis recorded
29378 in phis_to_revisit at the end.
29380 2016-01-14 Richard Biener <rguenther@suse.de>
29382 PR tree-optimization/68060
29383 * tree-vect-loop.c (vect_is_simple_reduction): Check the
29384 outer loop reduction is only used in the inner loop before
29385 detecting a double reduction.
29387 2016-01-14 Jakub Jelinek <jakub@redhat.com>
29390 * combine.c (expand_field_assignment): Punt if compute_mode is
29391 unsupported scalar mode.
29393 2016-01-14 Richard Biener <rguenther@suse.de>
29395 PR tree-optimization/66856
29396 * tree-vect-slp.c (vect_build_slp_tree): Refactor to build
29397 SLP node only if it built successfully.
29398 (vect_analyze_slp_instance): Adjust.
29400 2016-01-14 Jeff Law <law@redhat.com>
29402 PR tree-optimization/69270
29403 * tree-ssa-dom.c (ssa_name_has_boolean_range): New function.
29404 (record_edge_info): Use it. Convert boolean_{true,false}_node
29405 to the type of op0.
29407 2016-01-13 Jan Hubicka <hubicka@ucw.cz>
29410 * ipa-polymorphic-call.c (inlined_polymorphic_ctor_dtor_block_p):
29411 use block_ultimate_origin
29412 (noncall-stmt_may_be_vtbl_ptr_store): Likewise.
29414 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
29416 * doc/invoke.texi (Submodel Options): Rename section to
29417 "Machine-Dependent Options" to better reflect its content.
29418 Rewrite introductory text to remove archaic CPU names.
29421 2016-01-13 Sandra Loosemore <sandra@codesourcery.com>
29423 * doc/invoke.texi (Code Gen Options): Move section up in file,
29424 before target-specific options. Update menu and option summary
29425 to reflect the new section ordering.
29427 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
29429 * doc/invoke.texi (C Dialect Options): Adjust -std default for C++.
29430 (C++ Dialect Options): Add cross-reference to -std option.
29431 * doc/standards.texi (C++ Language): Document C++14 support.
29433 2016-01-13 Michael Meissner <meissner@linux.vnet.ibm.com>
29435 * config/rs6000/rs6000-builtin.def (BU_FLOAT128_2): Add support
29436 for pack/unpack functions for __ibm128.
29437 (PACK_IF): Likewise.
29438 (UNPACK_IF): Likewise.
29440 * config/rs6000/rs6000.c (rs6000_builtin_mask_calculate): Add
29441 support for __ibm128 pack/unpack functions.
29442 (rs6000_invalid_builtin): Likewise.
29443 (rs6000_init_builtins): Likewise.
29444 (rs6000_opt_masks): Likewise.
29446 * config/rs6000/rs6000.h (MASK_FLOAT128): Add short name.
29447 (RS6000_BTM_FLOAT128): Add support for __ibm128 pack/unpack
29449 (RS6000_BTM_COMMON): Likewise.
29451 * config/rs6000/rs6000.md (f128_vsx): New mode attribute.
29452 (unpack<mode>): Use FMOVE128_FPR iterator instead of FMOVE128, to
29453 disallow __builtin_{pack,unpack}_longdouble if long double is IEEE
29454 128-bit floating point. Add support for the double values to be
29455 in Altivec registers for TF/IF packing and unpacking, but restrict
29456 TD packing sub-fields to be FPR registers. Don't allow overlapped
29457 register support for packing. Allow pack inputs to be memory
29458 locations. Don't build generator functions for unpack<mode>_dm
29459 and unpack<mode>_nodm.
29460 (unpack<mode>_dm): Likewise.
29461 (unpack<mode>_nodm): Likewise.
29462 (pack<mode>): Likewise.
29464 * config/rs6000/rs6000-builtin.def (__builtin_pack_ibm128): Add
29465 built-in functions to pack/unpack explicit __ibm128 values.
29466 (__builtin_unpack_ibm128): Likewise.
29468 * doc/extend.texi (PowerPC Built-in Functions): Document
29469 __builtin_pack_ibm128 and __builtin_unpack_ibm128.
29471 2016-01-13 Bernd Schmidt <bschmidt@redhat.com>
29474 * c-common.c (check_function_nonnull): Remove unnecessary declaration.
29475 Add new arg loc and pass it down as context.
29476 (check_nonnull_arg): Don't mark ctx arg as unused. Use it as a pointer
29477 to the location to use for the warning.
29478 (check_function_arguments): New arg loc. All callers changed. Pass
29479 it to check_function_nonnull.
29480 * c-common.h (check_function_arguments): Adjust declaration.
29482 2016-01-13 Jakub Jelinek <jakub@redhat.com>
29484 PR tree-optimization/69156
29485 * gimple.c (validate_type): Removed.
29486 (gimple_builtin_call_types_compatible_p): Use
29487 useless_type_conversion_p instead of validate_type.
29488 * value-prof.c (gimple_stringop_fixed_value): Fold
29489 icall_size to correct type.
29491 2016-01-13 Jonathan Wakely <jwakely@redhat.com>
29493 * doc/extend.texi (__atomic Builtins): Clarify compare_exchange
29496 2016-01-13 Richard Henderson <rth@redhat.com>
29499 * target.def (builtin_tm_load, builtin_tm_store): Remove.
29500 * config/i386/i386.c (ix86_builtin_tm_load): Remove.
29501 (ix86_builtin_tm_store): Remove.
29502 (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
29503 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
29504 * doc/tm.texi.in (TARGET_VECTORIZE_BUILTIN_TM_LOAD): Remove.
29505 (TARGET_VECTORIZE_BUILTIN_TM_STORE): Remove.
29506 * doc/tm.texi: Rebuild.
29508 * gtm-builtins.def (BUILT_IN_TM_MEMCPY_RNWT): New.
29509 (BUILT_IN_TM_MEMCPY_RTWN): New.
29510 * trans-mem.c (tm_log_emit_stmt): Rearrange code for better
29511 fallback from vector to integer helpers.
29512 (build_tm_load): Handle vector types directly, instead of
29514 (build_tm_store): Likewise.
29515 (expand_assign_tm): Prepare for register types not handled by
29516 the above. Copy them to memory and use memcpy.
29517 * tree.c (tm_define_builtin): New.
29518 (find_tm_vector_type): New.
29519 (build_tm_vector_builtins): New.
29520 (build_common_builtin_nodes): Call it.
29522 2016-01-13 Uros Bizjak <ubizjak@gmail.com>
29524 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Return -1 for
29525 TARGET_SSE_MATH without TARGET_SSE2. Rewrite.
29527 2016-01-13 Tom de Vries <tom@codesourcery.com>
29529 PR tree-optimization/69169
29530 * tree-ssa-structalias.c (create_variable_info_for_1): Add and handle
29531 handled_struct_type param.
29532 (create_variable_info_for, intra_create_variable_infos): Call
29533 create_variable_info_for_1 with extra arg.
29535 2016-01-13 Yvan Roux <yvan.roux@linaro.org>
29537 * config/arm/arm-arches.def: Remove spurious whitespace in "armv8.1-a"
29538 and "armv8.1-a+crc" entries.
29540 2016-01-13 Alexander Fomin <alexander.fomin@intel.com>
29543 * config/i386/sse.md (define_expand "avx512pf_gatherpf<mode>sf"):
29544 Change first operand predicate from register_or_constm1_operand
29545 to register_operand.
29546 (define_expand "avx512pf_gatherpf<mode>df"): Likewise.
29547 (define_expand "avx512pf_scatterpf<mode>sf"): Likewise.
29548 (define_expand "avx512pf_scatterpf<mode>df"): Likewise.
29549 (define_insn "*avx512pf_gatherpf<mode>sf"): Remove.
29550 (define_insn "*avx512pf_gatherpf<mode>df"): Likewise.
29551 (define_insn "*avx512pf_scatterpf<mode>sf"): Likewise.
29552 (define_insn "*avx512pf_scatterpf<mode>df"): Likewise.
29553 * config/i386/i386.c (ix86_expand_builtin): Remove first operand
29554 comparison with constm1_rtx from vec_prefetch_gen part.
29556 2016-01-13 Richard Biener <rguenther@suse.de>
29558 PR tree-optimization/69013
29559 * tree-ssa-uninit.c (prune_uninit_phi_opnds_in_unrealizable_paths):
29560 Exchange assert for a test.
29562 2016-01-13 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
29565 * config/s390/s390.md (bswaphi splitter): Use simplify_gen_subreg.
29567 2016-01-13 Richard Biener <rguenther@suse.de>
29569 PR tree-optimization/69242
29570 * tree-ssa-sccvn.c (visit_reference_op_load): Replace bogus
29571 assert with a check.
29573 2016-01-13 Richard Biener <rguenther@suse.de>
29575 PR tree-optimization/69186
29576 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment):
29577 Properly guard vect_update_misalignment_for_peel call.
29579 2016-01-12 Jeff Law <law@redhat.com>
29581 PR tree-optimization/pr67755
29582 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add new field
29583 "need_profile_correction".
29584 (thread_block_1): Initialize new field to false by default. If we
29585 have multiple thread paths through a common joiner to different
29586 final targets, then set new field to true.
29587 (compute_path_counts): Only do count adjustment when it's really
29590 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
29592 * doc/invoke.texi (Spec Files): Move section down in file, past
29593 all command-line option descriptions.
29595 2016-01-12 Trevor Saunders <tbsaunde+gcc@tbsaunde.org>
29597 PR middle-end/54809
29598 * doc/gty.texi: Remove documentation of mark_hook.
29599 * gengtype.c (struct write_types_data): Remove code to support
29600 mark_hook attribute.
29601 (walk_type): Likewise.
29602 (write_func_for_structure): Likewise.
29604 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
29606 * doc/invoke.texi (Option Summary) Move -no-canonical-prefixes to
29607 Directory Options, and -specs= to Overall Options.
29608 (Overall Options): Adjust similarly. Reorder to group related
29609 options together. Make -specs= cross-reference the spec file details.
29610 (Directory Options): Adjust similarly.
29612 2016-01-12 Jeff Law <law@redhat.com>
29614 * tree-ssa-threadupdate.c: Various whitespace and typo fixes.
29616 2016-01-12 Olivier Hainque <hainque@adacore.com>
29618 * gcc.c (spec_undefvar_allowed): New global.
29619 (process_command): Set to true when running for --version or --help,
29621 (getenv_spec_function): When the variable is not defined, use the
29622 variable name as the variable value if we're allowed not to issue
29625 2016-01-12 Bin Cheng <bin.cheng@arm.com>
29627 PR tree-optimization/68911
29628 * tree-vrp.c (adjust_range_with_scev): Check overflow in range
29629 information computed for expression "init + nit * step".
29631 2016-01-12 Sandra Loosemore <sandra@codesourcery.com>
29633 * doc/invoke.texi (Invoking GCC): Copy-edit. Incorporate information
29634 about name of GCC executable. Remove deleted node from menu.
29635 (Directory Options) <-B>: Remove cross-reference to deleted node.
29636 (Target Options): Delete section.
29638 2016-01-12 Christian Bruel <christian.bruel@st.com>
29641 * config/arm/arm-c.c (arm_pragma_target_parse): Set NODE_CONDITIONAL
29642 for __ARM_NEON_FP, __ARM_FP, _ARM_FEATURE_LDREX.
29644 2016-01-12 Jakub Jelinek <jakub@redhat.com>
29647 * config/i386/i386.c (ix86_expand_special_args_builtin): Ensure
29648 aligned_mem is properly set for AVX512-VL floating point masked
29652 * ifcvt.c (cond_exec_process_if_block): When removing the last
29653 insn from then_bb, remove also any possible barriers that follow it.
29655 2016-01-12 H.J. Lu <hongjiu.lu@intel.com>
29659 * config/i386/iamcu.h (SIZE_TYPE): New macro.
29660 (PTRDIFF_TYPE): Likewise.
29661 (WCHAR_TYPE): Likewise.
29662 (WCHAR_TYPE_SIZE): Likewise.
29663 (STDINT_LONG32): Likewise.
29665 2016-01-12 Richard Biener <rguenther@suse.de>
29667 PR tree-optimization/69053
29668 * tree-vect-loop.c (get_initial_def_for_reduction): Properly
29669 convert initial value for cond reductions.
29671 2016-01-12 Richard Biener <rguenther@suse.de>
29673 PR tree-optimization/69007
29674 * tree-vect-patterns.c (vect_vect_recog_func_ptrs): Move
29675 widen_sum after dot_prod and sad.
29677 2016-01-12 Richard Biener <rguenther@suse.de>
29679 PR tree-optimization/69168
29680 * tree-vect-loop.c (vect_analyze_loop_2): Reset both main and
29681 pattern stmt SLP type.
29682 * tree-vect-slp.c (vect_detect_hybrid_slp_stmts): Patterns may
29683 end up unused so cope with that case.
29685 2016-01-12 Richard Biener <rguenther@suse.de>
29687 PR tree-optimization/69157
29688 * tree-vect-stmts.c (vectorizable_mask_load_store): Check
29689 stmts def type only during analyze phase.
29690 (vectorizable_call): Likewise.
29691 (vectorizable_simd_clone_call): Likewise.
29692 (vectorizable_conversion): Likewise.
29693 (vectorizable_assignment): Likewise.
29694 (vectorizable_shift): Likewise.
29695 (vectorizable_operation): Likewise.
29696 (vectorizable_store): Likewise.
29697 (vectorizable_load): Likewise.
29699 2016-01-12 Richard Biener <rguenther@suse.de>
29701 PR tree-optimization/69174
29702 * tree-vect-stmts.c (vect_mark_relevant): Remove excessive vertical
29704 (vectorizable_load): Properly compute the number of loads needed
29705 for permuted strided SLP loads and do not spuriously assign
29706 to SLP_TREE_VEC_STMTS.
29708 2016-01-12 Andris Pavenis <andris.pavenis@iki.fi>
29710 * config/i386/djgpp.h (PREFERRED_DEBUGGING_TYPE): Define to DWARF2
29711 (TARGET_ASM_OUTPUT_IDENT): Define to default_asm_output_ident_directive
29712 (MD_EXEC_PREFIX): Remove.
29713 (MD_STARTFILE_PREFIX) Removee.
29714 (FILE_NAME_ABSOLUTE_P): Remove.
29715 (CPP_SPEC): Do not read macros from sys/version.h.
29716 (LINK_COMMAND_SPEC): Remove.
29717 (LOCAL_INCLUDE_DIR): Remove.
29718 (TARGET_ASM_NAMED_SECTION): Define to i386_djgpp_asm_named_section
29719 (TARGET_OS_CPP_BUILTINS): Add DJGPP (non ISO only), __DJGPP, __DJGPP__, unix.
29720 (POST_LINK_SPEC): Define to invoke stubify after linker
29721 (LIBSTDCXX): Remove define
29722 (DBX_REGISTER_NUMBER): Define to svr4_dbx_register_map.
29723 (DEFAULT_PCC_STRUCT_RETURN): Define to 1.
29724 (SUBTARGET_OVERRIDE_OPTIONS): Remove warning about -mbnu2210.
29725 (SUBTARGET_OVERRIDE_OPTIONS): Ignore -fPIC and generate message.
29726 (SUBTARGET_OVERRIDE_OPTIONS): Default to DWARF2 debugging info.
29727 (IX86_MAYBE_NO_LIBGCC_TFMODE): Remove.
29728 (i386_djgpp_asm_named_section): Add propotype of new procedure
29730 * config/i386/xm-djgpp.h (NATIVE_SYSTEM_HEADER_DIR): Define.
29731 (MD_EXEC_PREFIX): Define (moved from config/i386/djgpp.h).
29732 (STANDARD_STARTFILE_PREFIX_1): Define (moved from MD_STARTFILE_PREFIX
29733 in config/i386/djgpp.h).
29734 (STANDARD_STARTFILE_PREFIX_2): Define identical to
29735 STANDARD_STARTFILE_PREFIX_1.
29736 (LOCAL_INCLUDE_DIR): Define (moved from config/i386/djgpp.h).
29737 (GCC_DRIVER_HOST_INITIALIZATION): Fix reporting fatal
29738 installation errors.
29739 (MAX_OFILE_ALIGNMENT): Define to 128.
29740 (HAVE_FTW_H): Undefine as DJGPP do not have nftw, but have ftw.h.
29742 * config/i386/djgpp.c: New file. Add implementation of
29743 i386_djgpp_asm_named_section.
29745 * config/i386/djgpp.opt: Remove obsolete option -mbnu210.
29747 * config/i386/t-djgpp: New file. Add djgpp.o to EXTRA_OBJS.
29748 Add rule for building djgpp.o.
29750 2016-01-11 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
29752 * config/rs6000/rs6000.c (v2df_reduction_p): New function.
29753 (rtx_is_swappable_p): Reductions are swappable.
29754 (insn_is_swappable_p): V2DF reductions are swappable.
29756 2016-01-11 John David Anglin <danglin@gcc.gnu.org>
29758 * config/pa/pa.c (pa_emit_move_sequence): Handle floating point
29759 reloads for other unsupported memory operands.
29761 2016-01-12 Kugan Vivekanandarajah <kuganv@linaro.org>
29762 Jim Wilson <jim.wilson@linaro.org>
29765 * config/arm/arm-builtins.c (arm_expand_neon_args): Call
29766 copy_to_mode_reg instead of force_reg.
29768 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
29771 * config/i386/i386.h (TARGET_FLT_EVAL_METHOD): Set to 2 only if
29772 TARGET_80387 is true.
29774 2016-01-11 Jakub Jelinek <jakub@redhat.com>
29777 * lra-eliminations.c (move_plus_up): Only move plus up
29778 if subreg of the constant can be simplified into constant
29779 and use the simplified subreg of the constant instead of
29780 the original constant.
29782 * fold-const.c (fold_convertible_p): Don't return true
29783 for conversion of VECTOR_TYPE to same sized integral type.
29784 (fold_convert_loc): Fix up formatting. Fold conversion of
29785 VECTOR_TYPE to same sized integral type using VIEW_CONVERT_EXPR
29786 instead of NOP_EXPR.
29788 PR tree-optimization/69214
29789 * tree-vrp.c (simplify_cond_using_ranges): Don't propagate
29790 innerop into a comparison if SSA_NAME_OCCURS_IN_ABNORMAL_PHI.
29793 PR tree-optimization/69207
29794 * tree-vect-slp.c (vect_get_constant_vectors): For
29795 VECTOR_BOOLEAN_TYPE_P, assert op has integral type instead of
29796 fold_convertible_p to vector_type's element type, and always
29797 use VCE for non-VECTOR_BOOLEAN_TYPE_P.
29799 2016-01-11 Richard Biener <rguenther@suse.de>
29801 PR tree-optimization/69173
29802 * tree-vect-loop.c (vect_fixup_scalar_cycles_with_patterns): Only
29803 fixup the cycle if all stmts are in a pattern.
29805 2016-01-11 Uros Bizjak <ubizjak@gmail.com>
29807 PR middle-end/68999
29808 * alias.c (base_alias_check): Move check for addresses with
29809 alignment ANDs before the call for compare_base_decls.
29810 (memrefs_conflict_p): Return -1 for different decls
29811 that went through alignment adjustments.
29813 2016-01-11 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29815 PR rtl-optimization/68796
29816 * config/aarch64/aarch64.md (*and<mode>_compare0): New pattern.
29817 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Handle HImode
29818 and QImode comparisons against zero with CC_NZmode.
29819 * config/aarch64/iterators.md (short_mask): New mode_attr.
29821 2016-01-11 H.J. Lu <hongjiu.lu@intel.com>
29823 * config/i386/sse.md (<avx512>_load<mode>_mask): Remove snprintf.
29824 (<avx512>_store<mode>_mask): Likewise.
29826 2016-01-11 Bernd Schmidt <bschmidt@redhat.com>
29827 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29829 PR rtl-optimization/68841
29830 * ifcvt.c (struct noce_if_info): Add orig_x field.
29831 (bbs_ok_for_cmove_arith): Add to_rename parameter.
29832 Don't record conflicts on to_rename if it's present.
29833 Allow memory destinations in sets.
29834 (noce_try_cmove_arith): Call bbs_ok_for_cmove_arith even on simple
29835 blocks, passing orig_x to the checks.
29836 (noce_process_if_block): Set if_info->orig_x appropriately.
29838 2016-01-11 Tom de Vries <tom@codesourcery.com>
29840 PR tree-optimization/69069
29841 * tree-parloops.c (create_parallel_loop): Add missing phi args.
29843 2016-01-11 Yuri Rumyantsev <ysrumyan@gmail.com>
29845 PR rtl-optimization/68920
29846 * config/i386/i386.c (ix86_option_override_internal): Restrict number
29847 of conditional moves for RTL if-conversion to 1 for
29848 TARGET_ONE_IF_CONV_INSN.
29849 * config/i386/i386.h (TARGET_ONE_IF_CONV_INSN): New macros.
29850 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): New macros.
29851 * params.def (PARAM_MAX_RTL_IF_CONVERSION_INSNS) : Introduce new
29852 parameter to restirct number of conditional moves for
29854 * doc/invoke.texi (max-rtl-if-conversion-insns): Document it.
29855 * ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Limit number of
29858 2016-01-11 Alexandre Oliva <aoliva@redhat.com>
29861 * var-tracking.c (drop_overlapping_mem_locs): Operate on all
29862 onepart vars. Fix typo in comment. Fix reversed condition in
29864 (dataflow_set_remove_mem_locs): Operate on all onepart vars.
29867 * var-tracking.c (dump_onepart_variable_differences): New.
29868 (dataflow_set_different): If a detailed dump is requested,
29869 delay early returns and dump differences between onepart
29870 variables present before and after, and added variables.
29872 2016-01-11 Ilya Enkovich <enkovich.gnu@gmail.com>
29875 * expr.c (expand_expr_real_1): For boolean vector constants
29876 with a scalar mode use const_scalar_mask_from_tree.
29877 (const_scalar_mask_from_tree): New.
29878 * optabs.c (expand_vec_cond_mask_expr): Use mask mode
29879 assigned to a mask type to handle constants.
29881 2016-01-11 Martin Jambor <mjambor@suse.cz>
29884 * ipa-cp.c (estimate_local_effects): Do not clone for removal of
29885 useless parameters if we cannot change function signature.
29887 2016-01-11 Martin Jambor <mjambor@suse.cz>
29890 * cgraphclones.c (duplicate_thunk_for_node): Copy can_change_signature
29893 2016-01-11 Tom de Vries <tom@codesourcery.com>
29895 PR tree-optimization/69109
29896 * tree-parloops.c (try_transform_to_exit_first_loop_alt): Don't allow
29899 2016-01-11 Tom de Vries <tom@codesourcery.com>
29901 PR tree-optimization/69108
29902 * tree-parloops.c (gather_scalar_reductions): Handle case that outer phi
29903 res is not used in a phi.
29905 2016-01-11 Yury Gribov <y.gribov@samsung.com>
29908 * common.opt (frandom-seed): Fix parameter name.
29909 * doc/invoke.texi (frandom-seed): Ditto and describe parameter.
29911 2016-01-11 Tom de Vries <tom@codesourcery.com>
29913 PR tree-optimization/69058
29914 * tree-parloops.c (pass_parallelize_loops::execute): Return 0 if libgomp
29917 2016-01-11 Andrew Burgess <andrew.burgess@embecosm.com>
29919 * config/arc/arc.opt (mdiv-rem): Add period to the end.
29920 (mcode-density): Likewise.
29922 2016-01-10 Tom de Vries <tom@codesourcery.com>
29924 PR tree-optimization/69062
29925 * tree-parloops.c (loop_has_phi_with_address_arg): New function.
29926 (parallelize_loops): Don't paralelize loop that has phi with address
29929 2016-01-10 Tom de Vries <tom@codesourcery.com>
29931 PR tree-optimization/69039
29932 * tree-parloops.c (try_create_reduction_list): Only allow single exit
29935 2016-01-09 John David Anglin <danglin@gcc.gnu.org>
29937 PR middle-end/68743
29938 * match.pd: Require target has function_c99_misc before doing
29939 truncl(extend(x)) and trunc(extend(x)) -> extend(truncf(x)), etc.
29941 2016-01-09 Gerald Pfeifer <gerald@pfeifer.com>
29943 * configure.ac (isl_options_set_schedule_serialize_sccs): Also
29945 * configure: Regenerate.
29947 2016-01-09 Jakub Jelinek <jakub@redhat.com>
29949 PR middle-end/50865
29950 PR tree-optimization/69097
29951 * fold-const.h (expr_not_equal_to): New prototype.
29952 * fold-const.c: Include stringpool.h and tree-ssanames.h.
29953 (expr_not_equal_to): New function.
29954 * match.pd (X % -Y is the same as X % Y): Don't optimize
29955 unless X is known not to be equal to minimum or Y is known
29956 not to be equal to -1.
29957 * tree-vrp.c (simplify_div_or_mod_using_ranges): Add GSI argument.
29958 fold TRUNC_MOD_EXPR if the second argument is not a power of two.
29959 (simplify_stmt_using_ranges): Adjust caller.
29960 (vrp_finalize): Call set_value_range on SSA_NAMEs before calling
29961 substitute_and_fold.
29963 2016-01-09 Jan Hubicka <hubicka@ucw.cz>
29965 * ipa-icf.c (sem_item_optimizer::merge_classes): Do not ICE on VAR_DECL
29968 2016-01-08 Jakub Jelinek <jakub@redhat.com>
29970 PR tree-optimization/69167
29971 * gimple-fold.c (replace_stmt_with_simplification): Also punt if
29972 new SSA_NAME_OCCURS_IN_ABNORMAL_PHI SSA_NAMEs appear in operands of
29974 * gimple-match-head.c (maybe_push_res_to_seq): Likewise.
29976 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
29977 Richard Biener <rguenther@suse.de>
29979 PR tree-optimization/68707
29980 * tree-vect-slp.c (vect_analyze_slp_instance): Cancel permuted SLP
29981 instances that can be handled via vect_load_lanes.
29983 2016-01-08 Uros Bizjak <ubizjak@gmail.com>
29985 * symtab.c (symtab_node::equal_address_to): Return -1 instead of 2
29986 if we can't determine address equivalence.
29987 * alias.c (compare_base_decl): Update for changed return value of
29988 symtab_node::equal_address_to.
29990 2016-01-08 Jason Merrill <jason@redhat.com>
29994 * function.c (assign_temp): Guard against TREE_ADDRESSABLE types here.
29995 * expr.c (store_field): Not here.
29996 * tree-cfgcleanup.c (fixup_noreturn_call): Don't clear LHS of a
29997 call with TREE_ADDRESSABLE type.
29998 * tree-cfg.c (verify_gimple_call): Adjust.
30000 2016-01-08 Olivier Hainque <hainque@adacore.com>
30002 * config/vxworks.h (VXWORKS_LIBGCC_SPEC): Don't link shared RTPs with
30005 2016-01-08 Alan Lawrence <alan.lawrence@arm.com>
30007 * gcc.target/rs6000/paired.md (reduc_smax_v2sf): Rename to...
30008 (reduc_smax_scal_v2sf): ...here, make result SFmode, extract element.
30009 (reduc_smin_v2sf): Rename to...
30010 (reduc_smin_scal_v2sf): ...here, make result SFmode, extract element.
30011 (reduc_splus_v2sf): Rename to...
30012 (reduc_plus_scal_v2sf): ...here, make result SFmode, extract element.
30014 2016-01-08 Jakub Jelinek <jakub@redhat.com>
30016 PR tree-optimization/69162
30017 * gimplify.c (gimplify_va_arg_expr): Encode original type of
30018 valist argument in another argument.
30019 (gimplify_modify_expr): Adjust for the above change. Cleanup.
30020 * tree-stdarg.c (expand_ifn_va_arg_1): Use new 3rd argument
30021 to determine the va_list type, build a MEM_REF instead of
30022 build_fold_indirect_ref.
30024 PR tree-optimization/69172
30025 * gimple-fold.c (gimple_fold_builtin_memory_chk): Pass type to
30028 2016-01-08 Thomas Preud'homme <thomas.preudhomme@arm.com>
30030 PR tree-optimization/67781
30031 * tree-ssa-math-opts.c (find_bswap_or_nop): Zero out bytes in cmpxchg
30032 and cmpnop in two steps: first the ones not accessed in original
30033 gimple expression in a endian independent way and then the ones not
30034 accessed in the final result in an endian-specific way.
30036 2016-01-08 Jakub Jelinek <jakub@redhat.com>
30038 PR tree-optimization/69083
30039 * tree-vect-slp.c (vect_get_constant_vectors): For
30040 VECTOR_BOOLEAN_TYPE_P assert op is fold_convertible_p to vector_type's
30041 element type. If op is fold_convertible_p to vector_type's element
30042 type, use NOP_EXPR instead of VCE.
30044 2016-01-08 Segher Boessenkool <segher@kernel.crashing.org>
30046 PR rtl-optimization/67778
30047 PR rtl-optimization/68634
30048 PR rtl-optimization/68909
30049 * shrink-wrap.c (try_shrink_wrapping): Add comment. Don't pop
30050 block from the stack until done with it. Remove a superfluous
30051 bitmap set. Remove a superfluous bitmap test.
30053 2016-01-07 Martin Sebor <msebor@redhat.com>
30056 * doc/extend.texi (__atomic Builtins, __sync Builtins): Document
30057 constraint on the type of arguments.
30059 2016-01-07 Andreas Tobler <andreast@gcc.gnu.org>
30061 * config/arm/freebsd.h: Rename SUBTARGET_OVERRIDE_OPTIONS to
30062 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS. Adjust to check
30063 unaligned_access on the gcc_options set.
30064 * config/arm/arm.c (arm_option_override_internal): Use
30065 SUBTARGET_OVERRIDE_INTERNAL_OPTIONS.
30067 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
30070 * config/i386/i386.c (ix86_frame_pointer_required): Enable
30071 frame pointer for TARGET_64BIT_MS_ABI when stack is misaligned.
30073 2016-01-07 Uros Bizjak <ubizjak@gmail.com>
30076 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
30079 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
30080 depending on frame_pointer_needed before remaining integer and SSE
30081 registers are saved.
30083 2016-01-07 Sandra Loosemore <sandra@codesourcery.com>
30086 * doc/extend.texi (Nvidia PDX Function Attributes): New section.
30088 2016-01-07 H.J. Lu <hongjiu.lu@intel.com>
30091 * config/i386/sse.md (<sse>_sqrt<mode>2<mask_name><round_name>):
30092 Use the "xBm" constraint.
30093 (float<sseintvecmodelower><mode>2<mask_name><round_name):
30095 (sse_cvtsi2ss<round_name>): Use round_nimm_scalar_predicate.
30096 (sse_cvtsi2ssq<round_name>): Likewise.
30097 (sse_cvtss2si<round_name>): Likewise.
30098 (sse_cvtss2siq<round_name>): Likewise.
30099 (sse2_cvtsi2sdq<round_name>): Likewise.
30100 (sse2_cvtsd2si<round_name>): Likewise.
30101 (sse2_cvtsd2siq<round_name>): Likewise.
30102 * config/i386/subst.md (round_nimm_scalar_predicate): New
30105 2015-12-15 Bernd Schmidt <bschmidt@redhat.com>
30107 PR middle-end/67639
30108 * varasm.c (make_decl_rtl): Mark invalid register vars as
30111 PR rtl-optimization/66206
30112 * bt-load.c (find_btr_use): Change first arg to be a pointer to an rtx.
30113 All callers changed.
30115 2016-01-07 Jakub Jelinek <jakub@redhat.com>
30117 PR tree-optimization/69141
30118 * tree-ssa-pre.c: Include langhooks.h.
30119 (eliminate_dom_walker::before_dom_children): Use
30120 lang_hooks.decl_printable_name instead of
30121 cgraph_node::get ()->name ().
30123 PR middle-end/68960
30124 * gimple-expr.c (copy_var_decl): If var has DECL_USER_ALIGN set, copy
30125 it and DECL_ALIGN too.
30127 2016-01-06 Robert Suchanek <robert.suchanek@imgtec.com>
30129 * config/mips/mips-ftypes.def: Sort to lexicographical order.
30131 2016-01-06 Uros Bizjak <ubizjak@gmail.com>
30134 * config/i386/i386.c (ix86_expand_prologue): Declare fs.sp_valid
30135 depending on frame_pointer_needed before remaining integer and SSE
30136 registers are saved.
30138 2015-01-06 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
30140 * config/rs6000/vsx.md (*p9_vecload_<mode>): Replace VSX_M
30141 mode iterator with VSX_M2.
30142 (*p9_vecstore_<mode>): Likewise.
30143 (*vsx_le_permute_<mode>): Restrict to !TARGET_P9_VECTOR.
30144 (*vsx_le_perm_load_<mode> for VSX_LE_128): Likewise.
30145 (*vsx_le_perm_store_<mode> for VSX_LE_128): Likewise.
30146 (define_split for VSX_LE128 stores): Likewise.
30147 (define_peephole2 for TImode LE swaps): Likewise.
30148 (define_split for VSX_LE128 post-reload stores): Likewise.
30150 2016-01-06 Marek Polacek <polacek@redhat.com>
30153 * convert.c (convert_to_integer_1): Adjust call to
30154 ubsan_instrument_float_cast. Use NULL_TREE instead of NULL.
30155 * ubsan.c (ubsan_instrument_float_cast): Drop the ARG parameter. Use
30156 EXPR instead of ARG.
30157 * ubsan.h (ubsan_instrument_float_cast): Adjust declaration.
30159 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
30162 * doc/extend.texi (RL78 Variable Attributes): New section.
30164 2016-01-05 Marek Polacek <polacek@redhat.com>
30167 * builtins.c (get_memmodel): Use expansion point location rather than
30168 the input location. Call warning_at rather than warning.
30169 (expand_builtin_atomic_compare_exchange): Likewise.
30170 (expand_builtin_atomic_load): Likewise.
30171 (expand_builtin_atomic_store): Likewise.
30172 (expand_builtin_atomic_clear): Likewise.
30174 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
30177 * config/i386/i386.c (ix86_expand_vector_logical_operator):
30178 Replace nonimmediate_operand with vector_operand.
30179 * config/i386/predicates.md (vector_operand): New predicate.
30180 (general_vector_operand): Replace nonimmediate_operand with
30182 * config/i386/sse.md: Replace nonimmediate_operand with
30183 vector_operand and m constraint with Bm constraint on SSE
30184 patterns with 16-byte memory operand.
30185 * config/i386/subst.md (round_nimm_predicate): Replace
30186 nonimmediate_operand with vector_operand.
30187 (round_saeonly_nimm_predicate): Likewise.
30188 (round_saeonly_nimm_scalar_predicate): New.
30190 2016-01-05 H.J. Lu <hongjiu.lu@intel.com>
30193 * config/i386/constraints.md (Bm): New constraint.
30194 * config/i386/predicates.md (vector_memory_operand): New
30196 * config/i386/sse.md: Replace xm with xBm in plusminus and
30197 any_logic patterns.
30199 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
30202 * doc/extend.texi (V850 Function Attributes): New section.
30203 (V850 Variable Attributes): New section.
30205 2016-01-05 Sandra Loosemore <sandra@codesourcery.com>
30208 * doc/extend.texi (MicroBlaze Function Attributes): Document
30209 interrupt_handler and fast_interrupt attributes.
30211 2016-01-05 Sergei Trofimovich <siarheit@google.com>
30214 * config/ia64/ia64.c (ia64_expand_load_address): Use gprel64
30215 for local symbolic operands.
30216 * config/ia64/predicates.md (local_symbolic_operand64): New
30219 2016-01-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
30221 PR rtl-optimization/68651
30222 * combine.c (combine_simplify_rtx): Canonicalize x + x into
30225 2016-01-05 Nathan Sidwell <nathan@acm.org>
30227 * alias.c (compare_base_decls): Use symtab_node::get.
30229 2016-01-05 Nick Clifton <nickc@redhat.com>
30232 * ira-costs.c (copy_cost): Initialise the t_icode field of the
30233 secondary_reload_info structure.
30236 * config/i386/cygming.h (MAKE_DECL_ONE_ONLY): Define to use weak
30237 decls if weak support is available.
30239 2016-01-04 Martin Sebor <msebor@redhat.com>
30241 * doc/invoke.texi (Warning Options): Document -Winvalid-memory-model.
30243 2016-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
30245 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Add
30246 OPTION_MASK_P9_DFORM.
30248 * config/rs6000/constraints.md (wo constraint): New constraint for
30251 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add support
30253 (rs6000_init_hard_regno_mode_ok): Likewise.
30255 * config/rs6000/rs6000.h (r6000_reg_class_enum): Add support for
30258 * config/rs6000/altivec.md (altivec_vperm_<mode>): Clean up vperm
30259 expanders not to have constraints. Add support for ISA 3.0 xxperm
30260 instruction. Add support for fusing xxlor with xxperm.
30261 (altivec_vperm_<mode>_internal): Likewise.
30262 (altivec_vperm_v8hiv16qi): Likewise.
30263 (altivec_vperm_<mode>v16q): Likewise.
30264 (altivec_vperm_<mode>_uns): Likewise.
30265 (vperm_v8hiv4si): Likewise.
30266 (vperm_v16qiv8hi): Likewise.
30268 * doc/md.texi (RS/6000 constraints): Document wo constraint.
30270 2016-01-04 Jakub Jelinek <jakub@redhat.com>
30272 Update copyright years.
30274 * gcc.c (process_command): Update copyright notice dates.
30275 * gcov-dump.c (print_version): Ditto.
30276 * gcov.c (print_version): Ditto.
30277 * gcov-tool.c (print_version): Ditto.
30278 * gengtype.c (create_file): Ditto.
30279 * doc/cpp.texi: Bump @copying's copyright year.
30280 * doc/cppinternals.texi: Ditto.
30281 * doc/gcc.texi: Ditto.
30282 * doc/gccint.texi: Ditto.
30283 * doc/gcov.texi: Ditto.
30284 * doc/install.texi: Ditto.
30285 * doc/invoke.texi: Ditto.
30287 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
30289 * config/arm/arm.c (aapcs_vfp_allocate_return_reg): Treat all integer
30290 modes larger than TImode as TImode if NEON is not enabled.
30292 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
30295 * config/sparc/sparc.h (FUNCTION_ARG_REGNO_P): Return true in 64-bit
30296 mode for %f0-%f31 only if TARGET_FPU.
30298 2016-01-04 Eric Botcazou <ebotcazou@adacore.com>
30301 * config/sparc/sparc.c (scan_record_type): Take into account subfields
30302 to compute the PACKED_P predicate.
30303 (function_arg_record_value): Minor tweaks.
30305 2016-01-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
30307 * doc/install.texi (--with-multilib-list): Describe the meaning of the
30308 option for arm*-*-* targets.
30310 2016-01-03 Sandra Loosemore <sandra@codesourcery.com>
30312 * doc/extend.texi (Common Function Attributes): Move docs for
30313 MSP430-specific attributes to....
30314 (MSP430 Function Attributes): ...here. Delete the redundant
30315 entries and copy-edit the remaining text.
30316 (MSP430 Variable Attributes): Use uniform format for index
30317 entries and add a cross-reference to the corresponding function
30320 2016-01-03 Vladimír Čunát <vcunat@gmail.com>
30322 * doc/invoke.texi (RS/6000 and PowerPC Options): Fix
30324 (x86 Options): Likewise.
30326 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
30330 * extend.texi (Common Function Attributes) <no_stack_limit>: New.
30331 * invoke.texi (Code Gen Options) <-fno-stack-limit>: Add pointer
30332 to corresponding attribute.
30334 2016-01-01 Sandra Loosemore <sandra@codesourcery.com>
30336 * doc/extend.texi (Common Function Attributes) <noplt>: Move
30337 to correct alphabetization of table. Copy-edit and correct
30339 <stack_protect>: Likewise.
30340 <target_clones>: Likewise.
30342 * doc/invoke.texi (Optimize Options) <-fstack-protector-explicit>:
30343 Correct punctuation.
30344 (Code Gen Options) <-fno-plt>: Copy-edit.
30346 2016-01-01 Bernd Edlinger <bernd.edlinger@hotmail.de>
30349 * config/tilegx/tilegx.md (clzsi2): Don't create DI subregs of
30350 SI values. Explicitly convert SI to DI and vice-versa.
30352 2016-01-01 Jakub Jelinek <jakub@redhat.com>
30354 PR tree-optimization/69070
30355 * tree-ssa-math-opts.c (gimple_expand_builtin_pow): Only test
30356 REAL_VALUE_ISSIGNALING_NAN on arg0 if arg0 is a REAL_CST.
30359 * ubsan.c (ubsan_instrument_float_cast): Call
30360 initialize_sanitizer_builtins.
30363 * ifcvt.c (find_cond_trap): Give up if returnjump_p (jump).
30365 Copyright (C) 2016 Free Software Foundation, Inc.
30367 Copying and distribution of this file, with or without modification,
30368 are permitted in any medium without royalty provided the copyright
30369 notice and this notice are preserved.