1 2017-04-11 Martin Sebor <msebor@redhat.com>
4 * gimple-ssa-sprintf.c (get_int_range): Remove second argument and
5 always use the int type. Use INTEGRAL_TYPE_P() rather than testing
7 (directive::set_width, directive::set_precision, format_character):
9 (parse_directive): Use INTEGRAL_TYPE_P() rather than testing for
12 2017-04-11 Richard Earnshaw <rearnsha@arm.com>
15 * config/arm/arm.c (arm_configure_build_target): When -mcpu and -arch
16 conflict, set target->arch_name instead of target->cpu_name.
18 2017-04-11 Richard Biener <rguenther@suse.de>
20 PR tree-optimization/80374
21 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Use
22 build_zero_cst, remove fold_convertible_p check again.
24 2017-04-11 Martin Liska <mliska@suse.cz>
27 * ubsan.c (instrument_object_size): Do not instrument register
30 2017-04-11 Jakub Jelinek <jakub@redhat.com>
33 * config/i386/i386-builtin-types.def
34 (V16HI_FTYPE_V16HI_INT_V16HI_UHI_COUNT,
35 V16HI_FTYPE_V16HI_V8HI_V16HI_UHI_COUNT,
36 V16SI_FTYPE_V16SI_INT_V16SI_UHI_COUNT,
37 V16SI_FTYPE_V16SI_V4SI_V16SI_UHI_COUNT,
38 V2DI_FTYPE_V2DI_INT_V2DI_UQI_COUNT,
39 V2DI_FTYPE_V2DI_V2DI_V2DI_UQI_COUNT,
40 V32HI_FTYPE_V32HI_INT_V32HI_USI_COUNT,
41 V32HI_FTYPE_V32HI_V8HI_V32HI_USI_COUNT,
42 V4DI_FTYPE_V4DI_INT_V4DI_UQI_COUNT,
43 V4DI_FTYPE_V4DI_V2DI_V4DI_UQI_COUNT,
44 V4SI_FTYPE_V4SI_INT_V4SI_UQI_COUNT,
45 V4SI_FTYPE_V4SI_V4SI_V4SI_UQI_COUNT,
46 V8DI_FTYPE_V8DI_INT_V8DI_UQI_COUNT,
47 V8DI_FTYPE_V8DI_V2DI_V8DI_UQI_COUNT,
48 V8HI_FTYPE_V8HI_INT_V8HI_UQI_COUNT,
49 V8HI_FTYPE_V8HI_V8HI_V8HI_UQI_COUNT,
50 V8SI_FTYPE_V8SI_INT_V8SI_UQI_COUNT,
51 V8SI_FTYPE_V8SI_V4SI_V8SI_UQI_COUNT): New function type aliases.
52 * config/i386/i386-builtin.def (__builtin_ia32_pslld512_mask,
53 __builtin_ia32_pslldi512_mask, __builtin_ia32_psllq512_mask,
54 __builtin_ia32_psllqi512_mask, __builtin_ia32_psrad512_mask,
55 __builtin_ia32_psradi512_mask, __builtin_ia32_psraq512_mask,
56 __builtin_ia32_psraqi512_mask, __builtin_ia32_psrld512_mask,
57 __builtin_ia32_psrldi512_mask, __builtin_ia32_psrlq512_mask,
58 __builtin_ia32_psrlqi512_mask, __builtin_ia32_psllwi128_mask,
59 __builtin_ia32_pslldi128_mask, __builtin_ia32_psllqi128_mask,
60 __builtin_ia32_psllw128_mask, __builtin_ia32_pslld128_mask,
61 __builtin_ia32_psllq128_mask, __builtin_ia32_psllwi256_mask,
62 __builtin_ia32_psllw256_mask, __builtin_ia32_pslldi256_mask,
63 __builtin_ia32_pslld256_mask, __builtin_ia32_psllqi256_mask,
64 __builtin_ia32_psllq256_mask, __builtin_ia32_psradi128_mask,
65 __builtin_ia32_psrad128_mask, __builtin_ia32_psradi256_mask,
66 __builtin_ia32_psrad256_mask, __builtin_ia32_psraqi128_mask,
67 __builtin_ia32_psraq128_mask, __builtin_ia32_psraqi256_mask,
68 __builtin_ia32_psraq256_mask, __builtin_ia32_psrldi128_mask,
69 __builtin_ia32_psrld128_mask, __builtin_ia32_psrldi256_mask,
70 __builtin_ia32_psrld256_mask, __builtin_ia32_psrlqi128_mask,
71 __builtin_ia32_psrlq128_mask, __builtin_ia32_psrlqi256_mask,
72 __builtin_ia32_psrlq256_mask, __builtin_ia32_psrawi256_mask,
73 __builtin_ia32_psraw256_mask, __builtin_ia32_psrawi128_mask,
74 __builtin_ia32_psraw128_mask, __builtin_ia32_psrlwi256_mask,
75 __builtin_ia32_psrlw256_mask, __builtin_ia32_psrlwi128_mask,
76 __builtin_ia32_psrlw128_mask, __builtin_ia32_psllwi512_mask,
77 __builtin_ia32_psllw512_mask, __builtin_ia32_psrawi512_mask,
78 __builtin_ia32_psraw512_mask, __builtin_ia32_psrlwi512_mask,
79 __builtin_ia32_psrlw512_mask): Use _COUNT suffixed function type
81 * config/i386/i386.c (ix86_expand_args_builtin): Rename last_arg_count
82 flag to second_arg_count, handle 4 argument function type _COUNT
83 aliases, handle second_arg_count on second argument rather than last.
85 2017-04-10 Jeff Law <law@redhat.com>
87 PR tree-optimization/80374
88 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Do not try to
89 record anything if we can not convert integer_zero_node to the
92 2017-04-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
95 * config/rs6000/rs6000.c (rs6000_option_override_internal):
96 Enhance special handling given to the TARGET_P9_MINMAX option in
97 relation to certain other options.
99 2017-04-10 Bin Cheng <bin.cheng@arm.com>
101 PR tree-optimization/80153
102 * tree-ssa-loop-ivopts.c (add_iv_candidate_for_use): Check and
103 remove POINTER_PLUS_EXPR's base part directly, rather than through
106 2017-04-10 Richard Biener <rguenther@suse.de>
107 Bin Cheng <bin.cheng@arm.com>
109 PR tree-optimization/80153
110 * tree-affine.c (aff_combination_to_tree): Get base pointer from
111 the first element of pointer type aff_tree. Build result expr in
113 (add_elt_to_tree): Convert to type unconditionally. Remove other
115 * tree-ssa-loop-ivopts.c (alloc_iv): Pass in consistent types.
116 (rewrite_use_nonlinear_expr): Check invariant using iv information.
118 2017-04-10 Richard Biener <rguenther@suse.de>
120 * tree-ssa-structalias.c (find_func_aliases): Properly handle
123 2017-04-10 Vladimir Makarov <vmakarov@redhat.com>
125 PR rtl-optimization/70478
126 * lra-constraints.c (curr_small_class_check): New.
127 (update_and_check_small_class_inputs): New.
128 (process_alt_operands): Update curr_small_class_check. Disfavor
129 alternative insn memory operands. Check available regs for small
132 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
135 * config/mips/mips.opt (-mvirt): Update description.
136 * doc/invoke.texi (-mvirt): Likewise.
138 2017-04-10 Richard Biener <rguenther@suse.de>
141 * fold-const.c (fold_binary_loc): Look at unstripped ops when
142 looking for NEGATE_EXPR in -A / -B to A / B folding.
144 2017-04-10 Martin Liska <mliska@suse.cz>
146 PR gcov-profile/80224
147 * gcov.c (print_usage): Fix usage string.
148 (get_gcov_intermediate_filename): Remove.
149 (output_gcov_file): Use both for normal and intermediate format.
150 (generate_results): Do not initialize special file for
153 2017-04-10 Richard Biener <rguenther@suse.de>
155 PR tree-optimization/80304
156 * tree-ssa-loop-im.c (ref_indep_loop_p_1): Also recurse
159 2017-04-10 Nathan Sidwell <nathan@acm.org>
162 * config/rs6000/rs6000.c (rs6000_vector_type): New.
163 (rs6000_init_builtins): Use it.
165 2016-04-10 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
167 * config/arm/arm.md (<mrc>): Add mode to SET source.
170 2017-04-10 Richard Biener <rguenther@suse.de>
173 * gimplify.c (is_gimple_mem_rhs_or_call): Allow CLOBBERs.
175 2017-04-10 Jakub Jelinek <jakub@redhat.com>
178 * config/i386/avx512fintrin.h (_mm512_reduce_add_epi32,
179 _mm512_reduce_mul_epi32, _mm512_reduce_and_epi32,
180 _mm512_reduce_or_epi32, _mm512_mask_reduce_add_epi32,
181 _mm512_mask_reduce_mul_epi32, _mm512_mask_reduce_and_epi32,
182 _mm512_mask_reduce_or_epi32, _mm512_reduce_min_epi32,
183 _mm512_reduce_max_epi32, _mm512_reduce_min_epu32,
184 _mm512_reduce_max_epu32, _mm512_mask_reduce_min_epi32,
185 _mm512_mask_reduce_max_epi32, _mm512_mask_reduce_min_epu32,
186 _mm512_mask_reduce_max_epu32, _mm512_reduce_add_ps,
187 _mm512_reduce_mul_ps, _mm512_mask_reduce_add_ps,
188 _mm512_mask_reduce_mul_ps, _mm512_reduce_min_ps, _mm512_reduce_max_ps,
189 _mm512_mask_reduce_min_ps, _mm512_mask_reduce_max_ps,
190 _mm512_reduce_add_epi64, _mm512_reduce_mul_epi64,
191 _mm512_reduce_and_epi64, _mm512_reduce_or_epi64,
192 _mm512_mask_reduce_add_epi64, _mm512_mask_reduce_mul_epi64,
193 _mm512_mask_reduce_and_epi64, _mm512_mask_reduce_or_epi64,
194 _mm512_reduce_min_epi64, _mm512_reduce_max_epi64,
195 _mm512_mask_reduce_min_epi64, _mm512_mask_reduce_max_epi64,
196 _mm512_reduce_min_epu64, _mm512_reduce_max_epu64,
197 _mm512_mask_reduce_min_epu64, _mm512_mask_reduce_max_epu64,
198 _mm512_reduce_add_pd, _mm512_reduce_mul_pd, _mm512_mask_reduce_add_pd,
199 _mm512_mask_reduce_mul_pd, _mm512_reduce_min_pd, _mm512_reduce_max_pd,
200 _mm512_mask_reduce_min_pd, _mm512_mask_reduce_max_pd): New intrinsics.
202 2017-04-08 Vladimir Makarov <vmakarov@redhat.com>
204 PR rtl-optimization/70478
205 * lra-constraints.c: Reverse the last patch.
207 2017-04-08 Andreas Tobler <andreast@gcc.gnu.org>
209 * config/aarch64/aarch64-freebsd.h: Define MCOUNT_NAME.
210 Add comment for WCHAR_T.
212 2017-04-08 Martin Liska <mliska@suse.cz>
215 2017-04-07 Martin Liska <mliska@suse.cz>
218 * ipa-split.c (split_function): Add function part to a same comdat
221 2017-04-08 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
224 * config/rs6000/rs6000.c (expand_block_compare): Fix boundary check.
226 2017-04-07 Pat Haugen <pthaugen@us.ibm.com>
228 * rs6000/rs6000.c (vec_load_pendulum): Rename...
229 (vec_pairing): ...to this.
230 (power9_sched_reorder2): Rewrite code for pairing vector/vecload insns.
231 (rs6000_sched_init): Adjust for name change.
232 (struct rs6000_sched_context): Likewise.
233 (rs6000_init_sched_context): Likewise.
234 (rs6000_set_sched_context): Likewise.
236 2017-04-07 Jakub Jelinek <jakub@redhat.com>
242 * config/i386/avxintrin.h (_mm256_cvtsd_f64, _mm256_cvtss_f32): New
244 * config/i386/avx512fintrin.h (_mm512_int2mask, _mm512_mask2int,
245 _mm512_abs_ps, _mm512_mask_abs_ps, _mm512_abs_pd, _mm512_mask_abs_pd,
246 _mm512_cvtsd_f64, _mm512_cvtss_f32): Likewise.
248 2017-04-07 Andreas Tobler <andreast@gcc.gnu.org>
250 * config/aarch64/aarch64-freebsd.h: Define WCHAR_TYPE.
252 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
254 PR rtl-optimization/70703
255 * ira-color.c (update_conflict_hard_regno_costs): Use
256 int64_t instead of HOST_WIDE_INT.
258 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
260 PR rtl-optimization/70478
261 * lra-constraints.c (process_alt_operands): Disfavor alternative
262 insn memory operands.
264 2017-04-07 Jeff Law <law@redhat.com>
266 * config/iq2000/iq2000.c (final_prescan_insn): Do not separate a
267 CALL and NOTE_INSN_CALL_ARG_LOCATION.
269 2017-04-07 Martin Liska <mliska@suse.cz>
272 * config/aarch64/aarch64.c (aarch64_process_target_attr):
273 Show error message instead of an ICE.
275 2017-04-07 Martin Liska <mliska@suse.cz>
278 * ipa-split.c (split_function): Add function part to a same comdat
281 2017-04-07 Richard Biener <rguenther@suse.de>
284 * tree.c (get_unwidened): Also handle ! for_type case for
286 * convert.c (do_narrow): Split out from ...
287 (convert_to_integer_1): ... here. Do not pass final truncation
288 type to get_unwidened for TRUNC_DIV_EXPR.
290 2017-04-07 Richard Biener <rguenther@suse.de>
292 * tree-affine.c (wide_int_ext_for_comb): Take type rather
294 (aff_combination_const): Adjust.
295 (aff_combination_scale): Likewise.
296 (aff_combination_add_elt): Likewise.
297 (aff_combination_add_cst): Likewise.
298 (aff_combination_convert): Likewise.
299 (add_elt_to_tree): Likewise. Remove unused argument.
300 (aff_combination_to_tree): Adjust calls to add_elt_to_tree.
302 2017-04-07 Sebastian Huber <sebastian.huber@embedded-brains.de>
304 * config/arm/arm.h (ARM_DEFAULT_SHORT_ENUMS): Provide default
306 * config/arm/arm.c (arm_default_short_enums): Use
307 ARM_DEFAULT_SHORT_ENUMS.
308 * config/arm/rtems.h (ARM_DEFAULT_SHORT_ENUMS): Define.
310 2017-04-06 Jakub Jelinek <jakub@redhat.com>
313 * dwarf2out.c (gen_member_die): Handle C++17 inline static data
314 members with redundant out-of-class redeclaration.
316 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
319 * config/i386/sse.md (*vec_extractv4si_0_zext_sse4): New pattern.
320 * config/i386/i386.md (*zero_extendsidi2):
321 Add (?*x,*x) and (?*v,*v) alternatives.
323 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
326 * config/i386/i386.c (ix86_expand_builtin)
327 <case IX86_BUILTIN_K{,OR}TEST{C,Z}{8,16,32,64}>: Determine insn operand
328 mode from insn data. Convert operands to insn operand mode.
329 Copy operands that don't satisfy insn predicate to a register.
331 2017-04-06 Sam Thursfield <sam.thursfield@codethink.co.uk>
333 * config/rs6000/x-aix: Increase memory limit for genautomata on AIX.
336 2017-04-06 Richard Biener <rguenther@suse.de>
338 PR tree-optimization/80334
339 * tree-ssa-loop-ivopts.c (rewrite_use_address): Properly
340 preserve alignment of accesses.
342 2017-04-06 Richard Biener <rguenther@suse.de>
344 PR tree-optimization/80262
345 * tree-sra.c (build_ref_for_offset): Preserve address-space
347 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address):
348 Drop useless address-space information on MEM_REF offsets.
350 2017-04-05 Andreas Schwab <schwab@linux-m68k.org>
352 * builtins.def (BUILT_IN_UPDATE_SETJMP_BUF): Fix type.
354 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
356 PR rtl-optimization/70703
357 * ira-color.c (update_conflict_hard_regno_costs): Use
358 HOST_WIDE_INT instead of long.
360 2017-04-05 Uros Bizjak <ubizjak@gmail.com>
363 * config/i386/mmintrin.h: Add -msse target option when __SSE__ is
364 not defined for x86_64 target. Add -mmmx target option when __SSE2__
366 * config/i386/mm3dnow.h: Add -msse target when __SSE__ is not defined
367 for x86_64 target. Handle -m3dnowa option.
369 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
371 PR rtl-optimization/70703
372 * ira-color.c (update_costs_from_allocno): Use the smallest mode.
373 (update_conflict_hard_regno_costs): Use long instead of unsigned
374 arithmetic for cost calculation.
376 2017-04-05 Jakub Jelinek <jakub@redhat.com>
377 Bernd Edlinger <bernd.edlinger@hotmail.de>
380 * asan.c (asan_store_shadow_bytes): Fix location of last_chunk_value
383 2017-04-05 Eric Botcazou <ebotcazou@adacore.com>
386 * config/aarch64/aarch64.c (aarch64_emit_probe_stack_range): Replace
387 ptr_mode with Pmode throughout.
388 * config/aarch64/aarch64.md (probe_stack_range_<PTR:mode): Rename
389 into probe_stack_range and use DImode.
391 2017-04-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
394 * config/s390/s390.c (s390_register_info_gprtofpr): Return if
395 call_eh_return is true.
397 2017-04-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
399 * config/s390/s390-c.c (s390_resolve_overloaded_builtin):
400 Initialize last_match_fntype_index.
402 2017-04-05 Jakub Jelinek <jakub@redhat.com>
405 * tree-nvr.c: Include internal-fn.h.
406 (pass_return_slot::execute): Ignore internal calls without
409 2017-04-04 Jakub Jelinek <jakub@redhat.com>
410 Richard Biener <rguenther@suse.de>
413 * genmatch.c (capture::gen_transform): For GENERIC unshare_expr
414 captures used multiple times, except for the last use.
415 * generic-match-head.c: Include gimplify.h.
417 2017-04-04 Jakub Jelinek <jakub@redhat.com>
419 PR tree-optimization/79390
420 * target.h (struct noce_if_info): Declare.
421 * targhooks.h (default_noce_conversion_profitable_p): Declare.
422 * target.def (noce_conversion_profitable_p): New target hook.
423 * ifcvt.h (struct noce_if_info): New type, moved from ...
424 * ifcvt.c (struct noce_if_info): ... here.
425 (noce_conversion_profitable_p): Renamed to ...
426 (default_noce_conversion_profitable_p): ... this. No longer
428 (noce_try_store_flag_constants, noce_try_addcc,
429 noce_try_store_flag_mask, noce_try_cmove, noce_try_cmove_arith,
430 noce_convert_multiple_sets): Use targetm.noce_conversion_profitable_p
431 instead of noce_conversion_profitable_p.
432 * config/i386/i386.c: Include ifcvt.h.
433 (ix86_option_override_internal): Don't override
434 PARAM_MAX_RTL_IF_CONVERSION_INSNS default.
435 (ix86_noce_conversion_profitable_p): New function.
436 (TARGET_NOCE_CONVERSION_PROFITABLE_P): Redefine.
437 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): Adjust comment.
438 * doc/tm.texi.in (TARGET_NOCE_CONVERSION_PROFITABLE_P): Add.
439 * doc/tm.texi: Regenerated.
441 2017-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
443 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Grammar
446 2017-04-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
449 * config/arm/arm.c (thumb1_rtx_costs): Give a cost of 32
450 instructions for small multiply cores.
452 2017-04-04 Jeff Law <law@redhat.com>
454 * config/mips/mips.c (mips_multi_add): Zero initialize the newly
456 (mips_expand_vec_perm_const): Initialize elements in orig_perm
457 that are not set by the loop over the elements.
459 2017-04-04 Jakub Jelinek <jakub@redhat.com>
462 * config/i386/i386.c (ix86_expand_args_builtin): If op has scalar
463 int mode, convert_modes it to mode as unsigned, otherwise use
464 lowpart_subreg to mode rather than SImode.
465 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>,
466 ashr<mode>3, ashr<mode>3<mask_name>, <shift_insn><mode>3<mask_name>):
467 Use DImode instead of SImode for the shift count operand.
468 * config/i386/mmx.md (mmx_ashr<mode>3, mmx_<shift_insn><mode>3):
471 2017-04-04 Richard Biener <rguenther@suse.de>
474 * match.pd (A + (-B) -> A - B): Make sure to preserve unsigned
475 arithmetic done for the negate or the plus. Simplify.
476 (A - (-B) -> A + B): Likewise.
477 * fold-const.c (split_tree): Make sure to not negate pointers.
479 2017-04-04 Segher Boessenkool <segher@kernel.crashing.org>
481 PR rtl-optimization/60818
482 * simplify-rtx.c (simplify_binary_operation_1): Do not replace
483 a compare of comparisons with the thing compared if this results
484 in a different machine mode.
486 2017-04-03 Jonathan Wakely <jwakely@redhat.com>
488 * alias.c (base_alias_check): Fix typo in comment.
489 * cgraph.h (class ipa_polymorphic_call_context): Likewise.
490 * cgraphunit.c (symbol_table::compile): Likewise.
491 * collect2.c (maybe_run_lto_and_relink): Likewise.
492 * config/arm/arm.c (arm_thumb1_mi_thunk): Likewise.
493 * config/avr/avr-arch.h (avr_arch_info_t): Likewise.
494 * config/avr/avr.c (avr_map_op_t): Likewise.
495 * config/cr16/cr16.h (DATA_ALIGNMENT): Likewise.
496 * config/epiphany/epiphany.c (TARGET_ARG_PARTIAL_BYTES): Likewise.
497 * config/epiphany/epiphany.md (movcc): Likewise.
498 * config/i386/i386.c (legitimize_pe_coff_extern_decl): Likewise.
499 * config/m68k/m68k.c (struct _sched_ib, m68k_sched_variable_issue):
501 * config/mips/mips.c (mips_save_restore_reg): Likewise.
502 * config/rx/rx.c (rx_is_restricted_memory_address): Likewise.
503 * config/s390/s390.c (Z10_EARLYLOAD_DISTANCE): Likewise.
504 * config/sh/sh.c (sh_rtx_costs): Likewise.
505 * fold-const.c (fold_truth_andor): Likewise.
506 * genautomata.c (collapse_flag): Likewise.
507 * gengtype.h (struct type::u::s): Likewise.
508 * gensupport.c (has_subst_attribute, add_mnemonic_string): Likewise.
509 * input.c (FORMAT_AMOUNT): Likewise.
510 * ipa-cp.c (class ipcp_lattice, agg_replacements_to_vector)
511 (known_aggs_to_agg_replacement_list): Likewise.
512 * ipa-inline-analysis.c: Likewise.
513 * ipa-inline.h (estimate_edge_time, estimate_edge_hints): Likewise.
514 * ipa-polymorphic-call.c
515 (ipa_polymorphic_call_context::restrict_to_inner_class): Likewise.
516 * loop-unroll.c (analyze_insn_to_expand_var): Likewise.
517 * lra.c (lra_optional_reload_pseudos, lra_subreg_reload_pseudos):
519 * modulo-sched.c (apply_reg_moves): Likewise.
520 * omp-expand.c (build_omp_regions_1): Likewise.
521 * trans-mem.c (struct tm_wrapper_hasher): Likewise.
522 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Likewise.
523 * tree-ssa-loop-niter.c (maybe_lower_iteration_bound): Likewise.
524 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
525 * value-prof.c: Likewise.
526 * var-tracking.c (val_reset): Likewise.
528 2017-04-03 Richard Biener <rguenther@suse.de>
530 PR tree-optimization/80275
531 * fold-const.c (split_address_to_core_and_offset): Handle
534 2017-04-03 Eric Botcazou <ebotcazou@adacore.com>
536 * tree-nested.c (get_descriptor_type): Make sure that the alignment of
537 descriptors is at least equal to that of functions.
539 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
541 * config/i386/sse.md (movdi_to_sse): Add missing DONE.
543 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
546 * config/i386/sse.md (mov<IMOD4:mode>): Remove insn pattern.
547 (mov<IMOD4:mode>): New expander.
548 (*mov<IMOD4:mode>_internal): New insn and split pattern.
550 2017-03-31 Segher Boessenkool <segher@kernel.crashing.org>
552 PR rtl-optimization/79405
553 * fwprop.c (propagations_left): New variable.
554 (forward_propagate_into): Decrement it.
555 (fwprop_init): Initialize it.
556 (fw_prop): If the variable has reached zero, stop propagating.
557 (fwprop_addr): Ditto.
559 2017-03-31 Jakub Jelinek <jakub@redhat.com>
562 * dwarf2out.c (decls_for_scope): If BLOCK_NONLOCALIZED_VAR is
563 a FUNCTION_DECL, pass it as decl instead of origin to
566 2017-03-31 Alexander Monakov <amonakov@ispras.ru>
568 * config/nvptx/nvptx.c (nvptx_output_softstack_switch): Correct format
571 2017-03-31 Pat Haugen <pthaugen@us.ibm.com>
574 * config/rs6000/rs6000.md (extendhi<mode>2): Add test for
575 TARGET_VSX_SMALL_INTEGER.
577 2017-03-31 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
579 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
580 reference to the OpenPOWER 64-Bit ELF V2 ABI Specification.
582 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
584 * config/mips/mips-msa.md (msa_vec_extract_<msafmt_f>): Update
585 extraction from odd-numbered MSA register.
587 2017-03-31 Jakub Jelinek <jakub@redhat.com>
590 * expmed.c (store_bit_field_1): Don't attempt to create
591 a word subreg out of hard registers wider than word if they
592 have HARD_REGNO_NREGS of 1 for their mode.
595 * varasm.c (initializer_constant_valid_p_1): Disallow sign-extending
596 conversions to integer types wider than word and pointer.
599 * cselib.h (rtx_equal_for_cselib_1): Add depth argument.
600 (rtx_equal_for_cselib_p): Pass 0 to it.
601 * cselib.c (cselib_hasher::equal): Likewise.
602 (rtx_equal_for_cselib_1): Add depth argument. If depth
603 is 128, don't look up VALUE locs and punt. Increment
604 depth in recursive calls when walking VALUE locs.
606 2017-03-31 Bernd Edlinger <bernd.edlinger@hotmail.de>
608 * gcov.c (md5sum_to_hex): Fix output of MD5 hex bytes.
609 (make_gcov_file_name): Use the canonical path name for generating
611 (read_line): Fix handling of files with ascii null bytes.
613 2017-03-30 Matthew Fortune <matthew.fortune@imgtec.com>
615 * config/mips/mips.c (mips_expand_vector_init): Create a const_vector
616 to initialise a vector register instead
617 of using a const_int.
619 2017-03-30 Jakub Jelinek <jakub@redhat.com>
622 * gimplify.c (omp_default_clause): Use %qs instead of %s in
625 2017-03-30 Peter Bergner <bergner@vnet.ibm.com>
628 * config/rs6000/dfp.md (dfp_dxex_<mode>): Update mode of operand 0.
629 (dfp_diex_<mode>): Update mode of operand 1.
630 * doc/extend.texi (dxex, dxexq): Document change to return type.
631 (diex, diexq): Document change to argument type.
633 2017-03-30 Martin Jambor <mjambor@suse.cz>
636 * cgraph.h (cgraph_build_function_type_skip_args): Declare.
637 * cgraph.c (redirect_call_stmt_to_callee): Set gimple fntype so that
638 it reflects the signature changes performed at the callee side.
639 * cgraphclones.c (build_function_type_skip_args): Make public, renamed
640 to cgraph_build_function_type_skip_args.
641 (build_function_decl_skip_args): Adjust call to the above function.
643 2017-03-30 Jakub Jelinek <jakub@redhat.com>
647 (<extract_type>_vextract<shuffletype><extract_suf>_mask): Use
648 register as dest whenever it is a MEM not rtx_equal_p to the
649 corresponding dup operand, and when forcing into reg move the
650 reg into the memory afterwards.
651 (<extract_type_2>_vextract<shuffletype><extract_suf_2>_mask):
652 Likewise. Use <ssehalfvecmode> instead of <ssequartermode>
653 for the force_reg mode.
654 (avx512vl_vextractf128<mode>): Use register as dest either
655 always when a MEM, or when it is a MEM not rtx_equal_p to the
656 corresponding dup operand, or even not when it is a CONST_VECTOR
657 depending on the mode and lo vs. hi.
658 (avx512dq_vextract<shuffletype>64x2_1_maskm): Remove extraneous
660 (avx512f_vextract<shuffletype>32x4_1_maskm): Likewise.
661 (<mask_codefor>avx512dq_vextract<shuffletype>64x2_1<mask_name>):
662 Likewise. Require that operands[2] is even.
663 (<mask_codefor>avx512f_vextract<shuffletype>32x4_1<mask_name>):
664 Remove extraneous parens. Require that operands[2] is a multiple
666 (vec_extract_lo_<mode><mask_name>): Don't bother testing if
667 operands[0] is a MEM if <mask_applied>, the predicates/constraints
668 disallow memory then.
670 2017-03-30 Richard Biener <rguenther@suse.de>
672 PR tree-optimization/77498
673 * tree-ssa-pre.c (phi_translate_1): Do not allow simplifications
674 to non-constants over backedges.
676 2017-03-29 Segher Boessenkool <segher@kernel.crashing.org>
678 PR rtl-optimization/80233
679 * combine.c (combine_instructions): Only take NONDEBUG_INSN_P insns
680 as last_combined_insn. Do not test for BARRIER_P separately.
682 2017-03-29 Andreas Schwab <schwab@suse.de>
685 * calls.c (prepare_call_address): Convert funexp to Pmode before
688 2017-03-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
690 PR tree-optimization/80158
691 * gimple-ssa-strength-reduction.c (replace_mult_candidate):
692 Handle possible future case of more than one alternate
694 (replace_rhs_if_not_dup): Likewise.
695 (replace_one_candidate): Likewise.
697 2017-03-28 Vladimir Makarov <vmakarov@redhat.com>
699 PR rtl-optimization/80193
700 * ira.c (ira): Do not check allocation for LRA.
702 2017-03-28 Alexander Monakov <amonakov@ispras.ru>
704 * config/nvptx/nvptx-protos.h (nvptx_output_simt_enter): Declare.
705 (nvptx_output_simt_exit): Declare.
706 * config/nvptx/nvptx.c (nvptx_init_unisimt_predicate): Use
707 cfun->machine->unisimt_location. Handle NULL unisimt_predicate.
708 (init_softstack_frame): Move initialization of crtl->is_leaf to...
709 (nvptx_declare_function_name): ...here. Emit declaration of local
710 memory space buffer for omp_simt_enter insn.
711 (nvptx_output_unisimt_switch): New.
712 (nvptx_output_softstack_switch): New.
713 (nvptx_output_simt_enter): New.
714 (nvptx_output_simt_exit): New.
715 * config/nvptx/nvptx.h (struct machine_function): New fields
716 has_simtreg, unisimt_location, simt_stack_size, simt_stack_align.
717 * config/nvptx/nvptx.md (UNSPECV_SIMT_ENTER): New unspec.
718 (UNSPECV_SIMT_EXIT): Ditto.
719 (omp_simt_enter_insn): New insn.
720 (omp_simt_enter): New expansion.
721 (omp_simt_exit): New insn.
722 * config/nvptx/nvptx.opt (msoft-stack-reserve-local): New option.
724 * internal-fn.c (expand_GOMP_SIMT_ENTER): New.
725 (expand_GOMP_SIMT_ENTER_ALLOC): New.
726 (expand_GOMP_SIMT_EXIT): New.
727 * internal-fn.def (GOMP_SIMT_ENTER): New internal function.
728 (GOMP_SIMT_ENTER_ALLOC): Ditto.
729 (GOMP_SIMT_EXIT): Ditto.
730 * target-insns.def (omp_simt_enter): New insn.
731 (omp_simt_exit): Ditto.
732 * omp-low.c (struct omplow_simd_context): New fields simt_eargs,
734 (lower_rec_simd_input_clauses): Implement SIMT privatization.
735 (lower_rec_input_clauses): Likewise.
736 (lower_lastprivate_clauses): Handle SIMT privatization.
738 * omp-offload.c: Include langhooks.h, tree-nested.h, stor-layout.h.
739 (ompdevlow_adjust_simt_enter): New.
740 (find_simtpriv_var_op): New.
741 (execute_omp_device_lower): Handle IFN_GOMP_SIMT_ENTER,
742 IFN_GOMP_SIMT_ENTER_ALLOC, IFN_GOMP_SIMT_EXIT.
744 * tree-inline.h (struct copy_body_data): New field dst_simt_vars.
745 * tree-inline.c (expand_call_inline): Handle SIMT privatization.
746 (copy_decl_for_dup_finish): Ditto.
748 * tree-ssa.c (execute_update_addresses_taken): Handle GOMP_SIMT_ENTER.
750 2017-03-28 Uros Bizjak <ubizjak@gmail.com>
753 * config/i386/i386.c (ix86_option_override_internal): Always
754 allow -mpreferred-stack-boundary=3 for 64-bit targets.
756 2017-03-28 Bin Cheng <bin.cheng@arm.com>
758 * tree-vect-loop.c (optimize_mask_stores): Add bb to the right loop.
760 2017-03-28 Bin Cheng <bin.cheng@arm.com>
762 * tree-vect-loop-manip.c (slpeel_add_loop_guard): New param and
763 mark new edge's irreducible flag accordign to it.
764 (vect_do_peeling): Check loop preheader edge's irreducible flag
765 and pass it to function slpeel_add_loop_guard.
767 2017-03-28 Richard Sandiford <richard.sandiford@arm.com>
769 PR tree-optimization/80218
770 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
771 Update block frequencies and counts.
773 2017-03-28 Richard Biener <rguenther@suse.de>
775 PR tree-optimization/78644
776 * tree-ssa-ccp.c (evaluate_stmt): When we may not use the value
777 of a simplification result we may not use it at all.
779 2017-03-28 Richard Biener <rguenther@suse.de>
782 * tree-inline.c (copy_phis_for_bb): Do not create PHI node
783 without arguments, generate default definition of a SSA name.
785 2017-03-28 Richard Biener <rguenther@suse.de>
788 * gimple-fold.c (gimple_fold_indirect_ref): Do not touch
789 TYPE_REF_CAN_ALIAS_ALL references.
790 * fold-const.c (fold_indirect_ref_1): Likewise.
792 2017-03-28 Martin Liska <mliska@suse.cz>
795 * cgraphunit.c (cgraph_node::expand_thunk): Mark argument of a
796 thunk call as DECL_GIMPLE_REG_P when vector or complex type.
798 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
799 Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
801 * config/arc/arc.h (CPP_SPEC): Add subtarget_cpp_spec.
802 (EXTRA_SPECS): Define.
803 (SUBTARGET_EXTRA_SPECS): Likewise.
804 (SUBTARGET_CPP_SPEC): Likewise.
805 * config/arc/elf.h (EXTRA_SPECS): Renamed to
806 SUBTARGET_EXTRA_SPECS.
807 * config/arc/linux.h (SUBTARGET_CPP_SPEC): Define.
809 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
811 * config/arc/simdext.md (vst64_insn): Update pattern.
812 (vld32wh_insn): Likewise.
813 (vld32wl_insn): Likewise.
814 (vld64_insn): Likewise.
815 (vld32_insn): Likewise.
817 2017-03-28 Marek Polacek <polacek@redhat.com>
820 * fold-const.c (fold_comparison): Use protected_set_expr_location
821 instead of SET_EXPR_LOCATION.
823 2017-03-28 Markus Trippelsdorf <markus@trippelsdorf.de>
825 * tree.c (add_expr): Avoid name lookup warning.
827 2017-03-27 Jeff Law <law@redhat.com>
829 PR tree-optimization/80216
830 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Fix typo in
831 function name. Limit recursion depth.
832 (record_temporary_equivalences): Corresponding changes.
834 2017-03-27 Jonathan Wakely <jwakely@redhat.com>
836 * doc/invoke.texi (-Wno-narrowing): Reorder so default behavior is
839 2017-03-27 Jakub Jelinek <jakub@redhat.com>
842 * reg-notes.def (REG_CFA_NOTE): Define. Use it for CFA related
844 * cfgcleanup.c (reg_note_cfa_p): New array.
845 (insns_have_identical_cfa_notes): New function.
846 (old_insns_match_p): Don't cross-jump in between /f
847 and non-/f instructions. If both i1 and i2 are frame related,
848 verify all CFA notes, their order and content.
850 2017-03-27 Michael Meissner <meissner@linux.vnet.ibm.com>
853 * config/rs6000/rs6000.md (bswaphi2_extenddi): Combine bswap
854 HImode and SImode with zero extend to DImode to one insn.
855 (bswap<mode>2_extenddi): Likewise.
856 (bswapsi2_extenddi): Likewise.
857 (bswaphi2_extendsi): Likewise.
858 (bswaphi2): Combine bswap HImode and SImode into one insn.
859 Separate memory insns from swapping register.
860 (bswapsi2): Likewise.
861 (bswap<mode>2): Likewise.
862 (bswaphi2_internal): Delete, no longer used.
863 (bswapsi2_internal): Likewise.
864 (bswap<mode>2_load): Split bswap HImode/SImode into separate load,
865 store, and gpr<-gpr swap insns.
866 (bswap<mode>2_store): Likewise.
867 (bswaphi2_reg): Register only splitter, combine with the splitter.
868 (bswaphi2 splitter): Likewise.
869 (bswapsi2_reg): Likewise.
870 (bswapsi2 splitter): Likewise.
871 (bswapdi2): If we have the LDBRX and STDBRX instructions, split
872 the insns into load, store, and register/register insns.
873 (bswapdi2_ldbrx): Likewise.
874 (bswapdi2_load): Likewise.
875 (bswapdi2_store): Likewise.
876 (bswapdi2_reg): Likewise.
878 2017-03-27 Gunther Nikl <gnikl@users.sourceforge.net>
880 * system.h (HAVE_DESIGNATED_INITIALIZERS): Fix non C++ case.
881 (HAVE_DESIGNATED_UNION_INITIALIZERS): Likewise.
883 2017-03-27 Kelvin Nilsen <kelvin@gcc.gnu.org>
886 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Edit and
888 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
889 special handling for target option conflicts between dform
890 options (-mpower9-dform, -mpower9-dform-vector,
891 -mpower9-dform-scalar) and -mno-direct-move.
893 2017-03-27 Richard Biener <rguenther@suse.de>
895 PR tree-optimization/80181
896 * tree-ssa-ccp.c (likely_value): UNDEFINED ^ X is UNDEFINED.
898 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
900 * config/arc/predicates.md (move_double_src_operand): Replace the
901 call to move_double_src_operand with a call to address_operand.
903 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
905 * config/arc/elf.h (ARGET_ARC_TP_REGNO_DEFAULT): Define.
906 * config/arc/linux.h (ARGET_ARC_TP_REGNO_DEFAULT): Likewise.
907 * config/arc/arc.opt (mtp-regno): Use ARGET_ARC_TP_REGNO_DEFAULT.
909 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
911 * config/arc/predicates.md (long_immediate_loadstore_operand):
912 Consider scaled addresses cases.
914 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
916 * config/arc/arc.c (arc_epilogue_uses): BLINK should be also
917 restored when in interrupt.
918 * config/arc/arc.md (simple_return): ARCv2 rtie instruction
919 doesn't have delay slot.
921 2017-03-27 Richard Biener <rguenther@suse.de>
924 * tree-ssa-structalias.c (associate_varinfo_to_alias): Skip
925 inlined thunk clones.
927 2017-03-27 Jakub Jelinek <jakub@redhat.com>
930 * asan.c (instrument_derefs): Copy over last operand from
931 original COMPONENT_REF to the new COMPONENT_REF with
932 DECL_BIT_FIELD_REPRESENTATIVE.
933 * ubsan.c (instrument_object_size): Likewise.
935 2017-03-27 Richard Biener <rguenther@suse.de>
937 PR tree-optimization/80170
938 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Make
939 sure DR/SCEV didnt fold in constants we do not see when looking
940 at the reference base alignment.
942 2017-03-27 Richard Biener <rguenther@suse.de>
945 * gimple-fold.c (fold_ctor_reference): Properly guard against
946 NULL return value from canonicalize_constructor_val.
948 2017-03-25 Uros Bizjak <ubizjak@gmail.com>
951 * config/i386/i386.c (ix86_expand_builtin)
952 <IX86_BUILTIN_RDSEED{16,32,64}_STEP>: Do not expand arg0 between
953 flags reg setting and flags reg using instructions.
954 <IX86_BUILTIN_RDRAND{16,32,64}_STEP>: Ditto. Use non-flags reg
955 clobbering instructions to zero extend op2.
957 2017-03-25 Gerald Pfeifer <gerald@pfeifer.com>
959 * doc/install.texi (Configuration) <--with-aix-soname>:
960 Update link to AIX ld.
962 2017-03-25 Bernd Schmidt <bschmidt@redhat.com>
964 PR rtl-optimization/80160
965 PR rtl-optimization/80159
966 * lra-assigns.c (must_not_spill_p): Tighten new test to also take
967 reg_alternate_class into account.
969 2017-03-24 Vladimir Makarov <vmakarov@redhat.com>
972 * lra-assigns.c (assign_by_spills): Add spilled non-reload pseudos
973 to consider in curr_insn_transform.
975 2017-03-24 Jakub Jelinek <jakub@redhat.com>
977 * genrecog.c (validate_pattern): Add VEC_SELECT validation.
978 * genmodes.c (emit_min_insn_modes_c): Call emit_mode_nunits
981 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
983 * config/s390/s390-builtins.def: Add VXE builtins. Add a flags
984 argument to the overloaded builtin variants. Use the new flag to
985 deprecate certain builtin variants.
986 * config/s390/s390-builtin-types.def: Add new builtin types.
987 * config/s390/s390-builtins.h: Support new flags field for
989 * config/s390/s390-c.c (OB_DEF_VAR): New flags field.
990 (s390_macro_to_expand): Enable vector float data type.
991 (s390_cpu_cpp_builtins_internal): Indicate support of the new
992 builtins by incrementing the __VEC__ version number.
993 (s390_expand_overloaded_builtin): Support expansion of vec_xl and
995 (s390_resolve_overloaded_builtin): Emit error messages depending
996 on the builtin flags.
997 * config/s390/s390.c (s390_expand_builtin): Support additional
998 flags argument. Change error message to match the messages
1000 * config/s390/s390.md: New UNSPEC_* constants.
1001 (op_type): Add new instruction types.
1002 * config/s390/vecintrin.h: Add new builtins and test data class
1004 * config/s390/vx-builtins.md (V_HW_32_64): Add V4SF.
1005 (V_HW_4, VEC_HW, VECF_HW): New mode iterators.
1006 (VEC_INEXACT, VEC_NOINEXACT): New constants.
1007 ("vec_splats<mode>", "vec_insert<mode>", "vec_promote<mode>")
1008 ("vec_insert_and_zero<mode>", "vec_mergeh<mode>")
1009 ("vec_mergel<mode>"): V_HW -> VEC_HW.
1011 ("vlrlrv16qi", "vstrlrv16qi", "vbpermv16qi", "vec_msumv2di")
1012 ("vmslg", "*vftci<mode>_cconly", "vftci<mode>_intcconly")
1013 ("*vftci<mode>", "vftci<mode>_intcc", "vec_double_s64")
1014 ("vec_double_u64", "vfmin<mode>", "vfmax<mode>"): New definition.
1016 ("and_av2df3", "and_cv2df3", "vec_andc_av2df3")
1017 ("vec_andc_cv2df3", "xor_av2df3", "xor_cv2df3", "vec_nor_av2df3")
1018 ("vec_nor_cv2df3", "ior_av2df3", "ior_cv2df3", "vec_nabs")
1019 ("*vftcidb", "*vftcidb_cconly", "vftcidb"): Remove definition.
1021 ("vec_all_<fpcmpcc:code>v2df", "vec_any_<fpcmpcc:code>v2df")
1022 ("vec_scatter_elementv4si_DI", "vec_cmp<fpcmp:code>v2df")
1023 ("vec_di_to_df_s64", "vec_di_to_df_u64", "vec_df_to_di_u64")
1024 ("vfidb", "*vldeb", "*vledb", "*vec_cmp<insn_cmp>v2df_cconly")
1025 ("vec_cmpeqv2df_cc", "vec_cmpeqv2df_cc", "vec_cmphv2df_cc")
1026 ("vec_cmphev2df_cc", "*vec_cmpeqv2df_cc")
1027 ("*vec_cmphv2df_cc", "*vec_cmphev2df_cc"): Enable new modes as ...
1029 ("vec_all_<fpcmpcc:code><mode>", "vec_any_<fpcmpcc:code><mode>")
1030 ("vec_scatter_element<V_HW_4:mode>_DI")
1031 ("vec_cmp<fpcmp:code><mode>", "vcdgb", "vcdlgb", "vclgdb")
1032 ("vec_fpint<mode>", "vflls")
1033 ("vflrd", "*vec_cmp<insn_cmp><mode>_cconly", "vec_cmpeq<mode>_cc")
1034 ("vec_cmpeq<mode>_cc", "vec_cmph<mode>_cc", "vec_cmphe<mode>_cc")
1035 ("*vec_cmpeq<mode>_cc", "*vec_cmph<mode>_cc")
1036 ("*vec_cmphe<mode>_cc"): ... these.
1038 ("vec_ctd_s64", "vec_ctsl", "vec_ctul", "vec_st2f"): Use rounding
1039 mode constant instead of magic value.
1041 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1043 * config/s390/s390.c (s390_expand_vec_compare): Support other
1044 vector floating point modes than just V2DF.
1045 (s390_expand_vcond): Likewise.
1046 (s390_hard_regno_mode_ok): Allow SFmode values in VRs.
1047 (s390_cannot_change_mode_class): Prevent mode changes between TF
1048 and V1TF in vector registers.
1049 * config/s390/s390.md (DF, SF): New mode attributes.
1050 ("*cmp<mode>_ccs", "add<mode>3", "sub<mode>3", "mul<mode>3")
1051 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2"): Add
1052 SFmode support for VRs.
1053 * config/s390/vector.md (V_HW, V_HW2, VT_HW, ti*, nonvec): Add new
1055 (VFT, VF_HW): New mode iterators.
1056 (vw, sdx): New mode attributes.
1057 ("addv2df3", "subv2df3", "mulv2df3", "divv2df3", "sqrtv2df2")
1058 ("fmav2df4","fmsv2df4", "negv2df2", "absv2df2", "*negabsv2df2")
1059 ("smaxv2df3", "sminv2df3", "*vec_cmp<VFCMP_HW_OP:code>v2df_nocc")
1060 ("vec_cmpuneqv2df", "vec_cmpltgtv2df", "vec_orderedv2df")
1061 ("vec_unorderedv2df"): Adjust the v2df only patterns to support
1062 also the new vector floating point modes. Renaming to ...
1064 ("add<mode>3", "sub<mode>3", "mul<mode>3", "div<mode>3")
1065 ("sqrt<mode>2", "fma<mode>4", "fms<mode>4", "neg<mode>2")
1066 ("abs<mode>2", "negabs<mode>2", "smax<mode>3")
1067 ("smin<mode>3", "*vec_cmp<VFCMP_HW_OP:code><mode>_nocc")
1068 ("vec_cmpuneq<mode>", "vec_cmpltgt<mode>", "vec_ordered<mode>")
1069 ("vec_unordered<mode>"): ... these.
1071 ("neg_fma<mode>4", "neg_fms<mode>4", "*smax<mode>3_vxe")
1072 ("*smin<mode>3_vxe", "*sminv2df3_vx", "*vec_extendv4sf")
1073 ("*vec_extendv2df"): New insn definitions.
1075 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1077 * config/s390/s390.md ("*adddi3_sign", "*subdi3_sign", "mulditi3")
1078 ("mulditi3_2", "*muldi3_sign"): New patterns.
1079 ("muldi3", "*muldi3", "mulsi3", "*mulsi3"): Add an expander and
1080 rename the pattern definition.
1082 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1084 * config/s390/s390.md ("indirect_jump"): Turn insn definition into
1086 ("*indirect_jump", "*indirect2_jump"): New pattern definitions.
1088 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1090 * config/s390/s390.c (s390_expand_vec_init): Use vllezl
1091 instruction if possible.
1092 * config/s390/vector.md (vec_halfnumelts): New mode
1094 ("*vec_vllezlf<mode>"): New pattern.
1096 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1098 * config/s390/vector.md ("popcountv16qi2", "popcountv8hi2")
1099 ("popcountv4si2", "popcountv2di2"): Rename to ...
1100 ("popcount<mode>2", "popcountv8hi2_vx", "popcountv4si2_vx")
1101 ("popcountv2di2_vx"): ... these and add !TARGET_VXE to the
1103 ("popcount<mode>2_vxe"): New pattern.
1105 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1107 * common/config/s390/s390-common.c (processor_flags_table): Add
1109 * config.gcc: Add arch12.
1110 * config/s390/driver-native.c (s390_host_detect_local_cpu):
1111 Default to arch12 for unknown CPU model numbers.
1112 * config/s390/s390-builtins.def: Add B_VXE builtin flag.
1113 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Adjust
1114 PROCESSOR_max sanity check.
1115 * config/s390/s390-opts.h (enum processor_type): Add
1117 * config/s390/s390.c (processor_table): Add arch12.
1118 (s390_expand_builtin): Add check for B_VXE flag.
1119 (s390_issue_rate): Add PROCESSOR_ARCH12.
1120 (s390_get_sched_attrmask): Likewise.
1121 (s390_get_unit_mask): Likewise.
1122 (s390_sched_score): Enable z13 scheduling for arch12.
1123 (s390_sched_reorder): Likewise.
1124 (s390_sched_variable_issue): Likewise.
1125 * config/s390/s390.h (enum processor_flags): Add PF_ARCH12 and
1127 (s390_tune_attr): Use z13 scheduling also for arch12.
1128 (TARGET_CPU_ARCH12, TARGET_CPU_ARCH12_P, TARGET_CPU_VXE)
1129 (TARGET_CPU_VXE_P, TARGET_ARCH12, TARGET_ARCH12_P, TARGET_VXE)
1130 (TARGET_VXE_P): New macros.
1131 * config/s390/s390.md: Add arch12 to cpu attribute. Add arch12
1132 and vxe to cpu_facility. Add arch12 and vxe to enabled attribute.
1133 * config/s390/s390.opt: Add arch12 as processor_type.
1135 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1137 * config/s390/s390.md
1138 ("fixuns_truncdddi2", "fixuns_trunctddi2")
1139 ("fixuns_trunc<BFP:mode><GPR:mode>2"): Merge into ...
1140 ("fixuns_trunc<FP:mode><GPR:mode>2"): New expander.
1142 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2"):
1143 Rename expanders to ...
1145 ("fixuns_trunc<BFP:mode><GPR:mode>2_emu")
1146 ("fixuns_truncdddi2_emu"): ... these.
1148 ("fixuns_trunc<mode>si2_emu"): New expander.
1150 ("*fixuns_truncdfdi2_z13"): Rename to ...
1151 ("*fixuns_truncdfdi2_vx"): ... this.
1153 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1155 * config/s390/2964.md: Remove the single element vector compare
1156 instructions which are no longer used.
1157 * config/s390/s390.c (s390_select_ccmode): Remove handling of
1159 (s390_canonicalize_comparison): Remove handling of DFmode
1161 (s390_expand_vec_compare_scalar): Remove function.
1162 (s390_emit_compare): Don't call s390_expand_vec_compare_scalar.
1163 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly"): Remove
1165 ("*cmp<mode>_ccs"): Add wfcdb instruction.
1167 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1169 * config/s390/s390.md ("mov<mode>_64dfp" DD_DF): Use vleig for loading a
1171 ("*mov<mode>_64" DD_DF): Remove the vector instructions. These
1172 will anyway by matched by mov<mode>_64dfp.
1174 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1176 * config/s390/s390.md ("mov<mode>" SD_SF): Change vleg/vsteg to
1177 vlef/vstef. Add missing operand to vleif.
1179 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1181 * config/s390/s390.c (s390_expand_vec_init): Enable vector load
1182 pair for all vector types with 64 bit elements.
1183 * config/s390/vx-builtins.md (V_HW_64): Move mode iterator to ...
1184 * config/s390/vector.md (V_HW_64): ... here.
1185 (V_128_NOSINGLE): New mode iterator.
1186 ("vec_init<V_HW:mode>"): Use V_128 as mode iterator.
1187 ("*vec_splat<mode>"): Use V_128_NOSINGLE mode iterator.
1188 ("*vec_tf_to_v1tf", "*vec_ti_to_v1ti"): New pattern definitions.
1189 ("*vec_load_pairv2di"): Change to ...
1190 ("*vec_load_pair<mode>"): ... this one.
1192 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1194 * config/s390/constraints.md: Add comments.
1195 (jKK): Reject element sizes > 8 bytes.
1196 * config/s390/s390.c (s390_split_ok_p): Enable splitting also for
1198 * config/s390/s390.md: Add the s_operand checks formerly in
1199 s390_split_ok_p to various splitters where they are still
1201 * config/s390/vector.md ("mov<mode>" V_128): Add GPR alternatives
1202 for 128 bit vectors. Plus two splitters.
1204 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1206 * config/s390/s390.md: Rename the cpu facilty vec to vx throughout
1209 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1212 * config/s390/s390-c.c (s390_adjust_builtin_arglist): Issue an
1213 error if the boundary argument is not constant.
1215 2017-03-24 Jakub Jelinek <jakub@redhat.com>
1217 PR rtl-optimization/80112
1218 * loop-doloop.c (doloop_condition_get): Don't check condition
1219 if cmp isn't SET with IF_THEN_ELSE src.
1221 2017-03-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1223 PR tree-optimization/80158
1224 * gimple-ssa-strength-reduction.c (replace_mult_candidate): When
1225 replacing a candidate statement, also replace it for the
1226 candidate's alternate interpretation.
1227 (replace_rhs_if_not_dup): Likewise.
1228 (replace_one_candidate): Likewise.
1230 2017-03-24 Richard Biener <rguenther@suse.de>
1232 PR tree-optimization/80167
1233 * graphite-isl-ast-to-gimple.c
1234 (translate_isl_ast_to_gimple::is_valid_rename): Handle default-defs
1236 (translate_isl_ast_to_gimple::get_rename): Likewise.
1238 2017-03-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
1240 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
1241 handling of certain combinations of target options, including the
1242 combinations -mpower8-vector vs. -mno-vsx, -mpower9-vector vs.
1243 -mno-power8-vector, and -mpower9_dform vs. -mno-power9-vector.
1245 2017-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1248 * config/arm/arm.md (*load_multiple): Add reload_completed to
1251 2017-03-23 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1252 Richard Biener <rguenth@suse.de>
1254 PR tree-optimization/79908
1255 PR tree-optimization/80136
1256 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
1257 been cast away, gimplify_and_add suffices.
1259 2017-03-23 Markus Trippelsdorf <markus@trippelsdorf.de>
1261 * tree-vrp.c (identify_jump_threads): Delete avail_exprs.
1263 2017-03-23 Richard Biener <rguenther@suse.de>
1265 PR tree-optimization/80032
1266 * gimplify.c (gimple_push_cleanup): Forced unconditional
1267 cleanups still have to go to the conditional_cleanups
1270 2017-03-22 Jakub Jelinek <jakub@redhat.com>
1272 PR tree-optimization/80072
1273 * tree-ssa-reassoc.c (struct operand_entry): Change id field type
1275 (next_operand_entry_id): Change type to unsigned int.
1276 (sort_by_operand_rank): Make sure to return the right return value
1277 even if unsigned fields are bigger than INT_MAX.
1278 (struct oecount): Change cnt and id type to unsigned int.
1279 (oecount_hasher::equal): Formatting fix.
1280 (oecount_cmp): Make sure to return the right return value
1281 even if unsigned fields are bigger than INT_MAX.
1282 (undistribute_ops_list): Change next_oecount_id type to unsigned int.
1285 * gimplify.c (gimplify_modify_expr_rhs) <case COND_EXPR>: Clear
1286 TREE_READONLY on result if writing it more than once.
1289 * doc/invoke.texi (-fsanitize=thread): Document that with
1290 -fnon-call-exceptions atomics are not able to throw
1294 * tsan.c: Include tree-eh.h.
1295 (instrument_builtin_call): Call maybe_clean_eh_stmt or
1296 maybe_clean_or_replace_eh_stmt where needed.
1297 (instrument_memory_accesses): Add cfg_changed argument.
1298 Call gimple_purge_dead_eh_edges on each block and set *cfg_changed
1299 if it returned true.
1300 (tsan_pass): Adjust caller. Return TODO_cleanup_cfg if cfg_changed.
1302 PR rtl-optimization/63191
1303 * config/i386/i386.c (ix86_delegitimize_address): Turn into small
1304 wrapper function, moved the whole old content into ...
1305 (ix86_delegitimize_address_1): ... this. New inline function.
1306 (ix86_find_base_term): Use ix86_delegitimize_address_1 with
1307 true as last argument instead of ix86_delegitimize_address.
1309 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
1311 * config/aarch64/aarch64.c (generic_branch_cost): Copy
1312 cortexa57_branch_cost.
1314 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
1316 * config/aarch64/aarch64.c (generic_tunings): Add AES fusion.
1318 2017-03-21 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1321 * doc/md.texi (Constraints): Document wA constraint.
1322 * config/rs6000/constraints.md (wA): New.
1323 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add wA reg_class.
1324 (rs6000_init_hard_regno_mode_ok): Init wA constraint.
1325 * config/rs6000/rs6000.h (RS6000_CONSTRAINT_wA): New.
1326 * config/rs6000/vsx.md (vsx_splat_<mode>): Use wA constraint.
1328 2017-03-22 Cesar Philippidis <cesar@codesourcery.com>
1331 * gimplify.c (is_oacc_declared): New function.
1332 (oacc_default_clause): Use it to set default flags for acc declared
1333 variables inside parallel regions.
1334 (gimplify_scan_omp_clauses): Strip firstprivate pointers for acc
1336 (gimplify_oacc_declare): Gimplify the declare clauses. Add the
1337 declare attribute to any decl as necessary.
1339 2017-03-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
1342 * config/arm/arm-isa.h (isa_bit_lpae): New feature bit.
1343 (ISA_ARMv7ve): Add isa_bit_lpae to the definition.
1344 * config/arm/arm-protos.h (arm_arch7ve): Rename into ...
1345 (arm_arch_lpae): This.
1346 * config/arm/arm.c (arm_arch7ve): Rename into ...
1347 (arm_arch_lpae): This. Define it in term of isa_bit_lpae.
1348 * config/arm/arm.h (TARGET_HAVE_LPAE): Redefine in term of
1351 2017-03-22 Martin Liska <mliska@suse.cz>
1354 * config/rs6000/rs6000.c (rs6000_inner_target_options): Show
1355 error message instead of an ICE.
1357 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1359 * doc/extend.texi (6.11 Additional Floating Types): Revise.
1361 2017-03-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
1363 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
1365 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
1368 2017-03-21 Martin Sebor <msebor@redhat.com>
1370 * doc/extend.texi: Use "cannot" instead of "can't."
1371 * doc/hostconfig.texi: Same.
1372 * doc/install.texi: Same.
1373 * doc/invoke.texi: Same.
1374 * doc/loop.texi: Same.
1375 * doc/md.texi: Same.
1376 * doc/objc.texi: Same.
1377 * doc/rtl.texi: Same.
1378 * doc/tm.texi: Same.
1379 * doc/tm.texi.in: Same.
1380 * doc/trouble.texi: Same.
1382 2017-03-21 Alexandre Oliva <aoliva@redhat.com>
1385 * dwarf2out.c (struct checksum_attributes): Add at_alignment.
1386 (collect_checksum_attributes): Set it.
1387 (die_checksum_ordered): Use it.
1389 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1391 PR tree-optimization/79908
1392 * tree-stdarg.c (expand_ifn_va_arg_1): Revert the following
1393 change: For a VA_ARG whose LHS has been cast away, use
1394 force_gimple_operand to construct the side effects.
1396 2017-03-21 David Malcolm <dmalcolm@redhat.com>
1398 PR translation/80001
1399 * omp-offload.c (oacc_loop_fixed_partitions): Make diagnostics
1400 more amenable to translation.
1401 (oacc_loop_auto_partitions): Likewise.
1403 2017-03-21 Marek Polacek <polacek@redhat.com>
1404 Martin Sebor <msebor@redhat.com>
1406 PR tree-optimization/80109
1407 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call get_range_info
1410 2017-03-21 Jakub Jelinek <jakub@redhat.com>
1411 Segher Boessenkool <segher@kernel.crashing.org>
1414 * combine.c (can_combine_p): Revert the 2017-03-20 change, only
1415 check reg_used_between_p between insn and one of succ or succ2
1416 depending on if succ is artificial insn not inserted into insn
1419 2017-03-21 Martin Liska <mliska@suse.cz>
1421 PR gcov-profile/80081
1422 * Makefile.in: Add gcov-dump and fix installation of gcov-tool.
1423 * doc/gcc.texi: Include gcov-dump stuff.
1424 * doc/gcov-dump.texi: New file.
1426 2017-03-21 Toma Tabacu <toma.tabacu@imgtec.com>
1428 PR rtl-optimization/79150
1429 * config/mips/mips.c (mips_block_move_loop): Emit a NOP after the
1430 conditional jump, if the jump is the last insn of the loop.
1432 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1433 Richard Biener <rguenth@suse.de>
1435 PR tree-optimization/79908
1436 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
1437 been cast away, use force_gimple_operand to construct the side
1440 2017-03-21 Martin Liska <mliska@suse.cz>
1443 * simplify-rtx.c (simplify_immed_subreg): Initialize a variable
1446 2017-03-21 Brad Spengler <spender@grsecurity.net>
1449 * plugin.c (htab_hash_plugin): New function.
1450 (add_new_plugin): Use it and adjust.
1451 (parse_plugin_arg_opt): Adjust.
1452 (init_one_plugin): Likewise.
1454 2017-03-21 Richard Biener <rguenther@suse.de>
1456 PR tree-optimization/80032
1457 * gimplify.c (gimple_push_cleanup): Add force_uncond parameter,
1458 if set force the cleanup to happen unconditionally.
1459 (gimplify_target_expr): Push inserted clobbers with force_uncond
1460 to avoid them being removed by control-dependent DCE.
1462 2017-03-21 Richard Biener <rguenther@suse.de>
1464 PR tree-optimization/80122
1465 * tree-inline.c (copy_bb): Do not expans va-arg packs or
1466 va_arg_pack_len when the inlined call stmt requires pack
1468 * tree-inline.h (struct copy_body_data): Make call_stmt a gcall *.
1470 2017-03-21 Jakub Jelinek <jakub@redhat.com>
1473 * tsan.c (instrument_builtin_call): If the memory model argument
1474 is not a constant, assume it is valid.
1477 * fold-const.c (round_up_loc): Negate divisor in unsigned type to
1480 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
1482 PR rtl-optimization/79910
1483 * combine.c (can_combine_p): Do not allow combining an I0 or I1
1484 if its dest is used by an insn before I2 (other than the combined
1485 insns themselves, which are properly handled already).
1487 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
1490 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
1492 * combine.c (record_used_regs): New static function.
1493 (try_combine): Handle situations where there is an additional
1494 instruction between I2 and I3 which needs to have a LOG_LINK
1498 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
1500 * combine.c (try_combine): Delete redundant i1 test. Call
1501 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
1503 2017-03-20 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1506 * config/rs6000/rs6000.md (*movsi_internal1): Fix constraints for
1509 2017-03-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1511 PR tree-optimization/80054
1512 * gimple-ssa-strength-reduction.c (all_phi_incrs_profitable): Fail
1513 the optimization if a PHI or any of its arguments is not dominated
1514 by the candidate's basis. Use gphi* rather than gimple* as
1516 (replace_profitable_candidates): Clean up a gimple* variable that
1517 should be a gphi* variable.
1519 2017-03-20 Martin Sebor <msebor@redhat.com>
1522 * doc/extend.texi (attribute constructor): Document present limitation.
1524 2017-03-20 Kelvin Nilsen <kelvin@gcc.gnu.org>
1527 * config/rs6000/altivec.h (vec_all_ne): Under __cplusplus__ and
1528 __POWER9_VECTOR__ #ifdef control, change template definition to
1529 use Power9-specific built-in function.
1530 (vec_any_eq): Likewise.
1531 * config/rs6000/vector.md (vector_ae_v2di_p): Change the flag used
1532 to control outcomes from this test.
1533 (vector_ae_<mode>p): For VEC_F modes, likewise.
1535 2017-03-20 Ian Lance Taylor <iant@google.com>
1537 * config/i386/i386.c (ix86_function_regparm): Save an extra
1538 register for -fsplit-stack with DECL_STATIC_CHAIN.
1540 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
1543 * config/riscv/riscv.c (riscv_preferred_reload_class): Remove.
1544 (TARGET_PREFERRED_RELOAD_CLASS): Likewise.
1546 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
1548 * config/riscv/riscv.c (riscv_print_operand): Use "fence
1550 * config/riscv/sync.mc (mem_thread_fence_1): Use "fence
1553 2017-03-20 Marek Polacek <polacek@redhat.com>
1556 * asan.c (DEF_SANITIZER_BUILTIN): Use do { } while (0).
1558 2017-03-20 Richard Biener <rguenther@suse.de>
1560 PR tree-optimization/80113
1561 * graphite-isl-ast-to-gimple.c (copy_loop_phi_nodes): Do not
1562 allocate extra SSA name for PHI def.
1563 (add_close_phis_to_outer_loops): Likewise.
1564 (add_close_phis_to_merge_points): Likewise.
1565 (copy_loop_close_phi_args): Likewise.
1566 (copy_cond_phi_nodes): Likewise.
1568 2017-03-20 Martin Liska <mliska@suse.cz>
1571 * tree-chkp.c (chkp_build_returned_bound): Do not build
1572 returned bounds for a LHS that's not a BOUNDED_P type.
1574 2017-03-20 Martin Liska <mliska@suse.cz>
1578 * tree-chkp.c (chkp_find_bounds_1): Handle REAL_CST,
1579 COMPLEX_CST and VECTOR_CST.
1581 2017-03-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1584 * config/s390/s390.md ("cmp<mode>_ccs_0"): Add a clobber of the
1585 target operand. A new splitter adds the clobber statement in case
1586 the target operand is dead anyway.
1588 2017-03-19 Gerald Pfeifer <gerald@pfeifer.com>
1590 * doc/install.texi (Specific) <sparc-*-linux*>: No longer refer
1591 to age-old versions of binutils and glibc.
1593 2017-03-18 Segher Boessenkool <segher@kernel.crashing.org>
1595 * doc/contrib.texi (Contributors): Remove duplicate entry for myself.
1597 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
1599 * doc/contrib.texi (Contributors): Add Segher Boessenkool.
1601 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
1603 * doc/install.texi (Specific) <arm-*-eabi>: Remove old
1604 requirement for binutils 2.13.
1606 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
1608 * combine.c (try_combine): Delete redundant i1 test. Call
1609 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
1611 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com
1613 * doc/install.texi (Specific) <riscv32-*-elf>: Add riscv32-*-elf,
1614 riscv32-*-linux, riscv64-*-elf, riscv64-*-linux to the table of
1616 <riscv64-*-elf>: Re-arrange section
1617 <riscv32-*-elf>: Add a note about requiring binutils 2.28.
1618 <riscv32-*-linux>: Likewise.
1619 <riscv64-*-elf>: Likewise
1620 <riscv64-*-linux>: Likewise.
1622 2017-03-17 Richard Earnshaw <rearnsha@arm.com>
1625 * aarch64.opt(verbose-cost-dump): Fix typo.
1627 2017-03-17 Pat Haugen <pthaugen@us.ibm.com>
1630 * config/rs6000/rs6000.md (copysign<mode>3_fcpsgn): Test
1631 for VECTOR_UNIT_VSX_P (<MODE>mode) too.
1633 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
1635 * reload.c (find_reloads): When reloading a nonoffsettable address,
1636 use RELOAD_OTHER for it and its address reloads.
1638 PR rtl-optimization/79910
1639 * combine.c (record_used_regs): New static function.
1640 (try_combine): Handle situations where there is an additional
1641 instruction between I2 and I3 which needs to have a LOG_LINK
1644 2017-03-17 Jeff Law <law@redhat.com>
1646 PR tree-optimization/71437
1647 * tree-vrp.c (simplify_stmt_for_jump_threading): Lookup the
1648 conditional in the hash table first.
1649 (vrp_dom_walker::before_dom_children): Extract condition from
1650 ASSERT_EXPR. Record condition, its inverion and any implied
1653 2017-03-17 Marek Polacek <polacek@redhat.com>
1654 Markus Trippelsdorf <markus@trippelsdorf.de>
1656 PR tree-optimization/80079
1657 * gimple-ssa-store-merging.c (class pass_store_merging): Initialize
1660 2017-03-17 Richard Biener <rguenther@suse.de>
1663 * tree-eh.c (stmt_could_throw_1_p): Only handle gimple assigns.
1664 Properly verify the LHS before the RHS possibly claims to be
1666 (stmt_could_throw_p): Hande gimple conds fully here. Clobbers
1669 2017-03-17 Martin Jambor <mjambor@suse.cz>
1671 * doc/invoke.texi (Option Options): Include -fipa-vrp in the list.
1672 (List of -O2 options): Likewise.
1673 (-fipa-bit-cp): Replace "ipa" with "interprocedural."
1676 2017-03-17 Tom de Vries <tom@codesourcery.com>
1678 * gcov-dump.c (print_usage): Print bug_report_url.
1680 2017-03-17 Richard Biener <rguenther@suse.de>
1683 * genmatch.c (parser::next): Remove pointless check for CPP_EOF.
1684 (parser::peek): Likewise.
1686 2017-03-17 Richard Biener <rguenther@suse.de>
1688 PR tree-optimization/80048
1689 * sese.c (free_sese_info): Properly release rename_map and
1690 copied_bb_map elements.
1692 2017-03-16 Alexandre Oliva <aoliva@redhat.com>
1694 * gimple-ssa-store-merging.c (struct imm_store_chain_info):
1695 Add linked-list forward and backlinks. Insert on
1696 construction, remove on destruction.
1697 (class pass_store_merging): Add m_stores_head field.
1698 (pass_store_merging::terminate_and_process_all_chains):
1699 Iterate over m_stores_head list.
1700 (pass_store_merging::terminate_all_aliasing_chains):
1702 (pass_store_merging::execute): Check for debug stmts first.
1703 Push new chains onto the m_stores_head stack.
1705 2017-03-16 Michael Meissner <meissner@linux.vnet.ibm.com>
1708 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Allow a
1709 SPLAT operation on ISA 2.07 64-bit systems that have direct move,
1710 but no MTVSRDD support, by doing MTVSRD and XXPERMDI.
1712 2017-03-16 Jeff Law <law@redhat.com>
1714 PR tree-optimization/71437
1715 * tree-ssa-dom.c (dom_opt_dom_walker): Remove thread_across_edge
1716 member function. Implementation moved into after_dom_children
1717 member function and into the threader's thread_outgoing_edges
1719 (dom_opt_dom_walker::after_dom_children): Simplify by moving
1720 some code into new thread_outgoing_edges.
1721 * tree-ssa-threadedge.c (thread_across_edge): Make static and simplify
1722 definition. Simplify marker handling (do it here). Assume we always
1723 have the available expression and the const/copies tables.
1724 (thread_outgoing_edges): New function extracted from tree-ssa-dom.c
1726 * tree-ssa-threadedge.h (thread_outgoing_edges): Declare.
1727 * tree-vrp.c (equiv_stack): No longer file scoped.
1728 (vrp_dom_walker): New class.
1729 (vrp_dom_walker::before_dom_children): New member function.
1730 (vrp_dom_walker::after_dom_children): Likewise.
1731 (identify_jump_threads): Setup domwalker. Use it rather than
1732 walking edges in a random order by hand. Simplify setup/finalization.
1733 (finalize_jump_threads): Remove.
1734 (vrp_finalize): Do not call identify_jump_threads here.
1735 (execute_vrp): Do it here instead and call thread_through_all_blocks
1738 PR tree-optimization/71437
1739 * tree-ssa-dom.c (pfn_simplify): Add basic_block argument. All
1741 (simplify_stmt_for_jump_threading): Add basic_block argument. All
1743 (lhs_of_dominating_assert): Moved from here into tree-vrp.c.
1744 (dom_opt_dom_walker::thread_across_edge): Remove
1745 handle_dominating_asserts argument. All callers changed.
1746 (record_temporary_equivalences_from_stmts_at_dest): Corresponding
1747 changes. Remove calls to lhs_of_dominating_assert. Other
1748 uses of handle_dominating_asserts turn into unconditional code
1749 (simplify_control_stmt_condition_1): Likewise.
1750 (simplify_control_stmt_condition): Likewise.
1751 (thread_through_normal_block, thread_across_edge): Likewise.
1752 * tree-ssa-threadedge.h (thread_across_edge): Corresponding changes.
1753 * tree-vrp.c (lhs_of_dominating_assert): Move here. Return original
1754 object if it is not an SSA_NAME.
1755 (simplify_stmt_for_jump_threading): Call lhs_of_dominating_assert
1756 before calling into the VRP specific simplifiers.
1757 (identify_jump_threads): Remove handle_dominating_asserts
1760 2017-03-16 Jakub Jelinek <jakub@redhat.com>
1763 * tree-diagnostic.c (default_tree_printer): No longer static.
1764 * tree-diagnostic.h (default_tree_printer): New prototype.
1766 2017-03-16 Tamar Christina <tamar.christina@arm.com>
1768 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>)
1769 Change ins into fmov.
1771 2017-03-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1773 * config/aarch64/iterators.md (h_con): Return "x" for V4HF and V8HF.
1774 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_from_dup<mode>):
1775 Use h_con constraint for operand 1.
1776 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
1777 (*aarch64_mulx_elt_from_dup<mode>): Likewise for operand 2.
1779 2017-03-15 Jeff Law <law@redhat.com>
1781 PR tree-optimization/71437
1782 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): New function.
1783 (record_temporary_equivalences): Use it.
1785 PR tree-optimization/71437
1786 * tree-ssa-dom.c (struct cond_equivalence): Moved from here into
1787 tree-ssa-scopedtables.
1788 (lookup_avail_expr, build_and_record_new_cond): Likewise.
1789 (record_conditions, record_cond, vuse_eq): Likewise.
1790 (record_edge_info): Adjust to API tweak of record_conditions.
1791 (simplify_stmt_for_jump_threading): Similarly for lookup_avail_expr.
1792 (record_temporary_equivalences, optimize_stmt): Likewise.
1793 (eliminate_redundant_computations): Likewise.
1794 (record_equivalences_from_stmt): Likewise.
1795 * tree-ssa-scopedtables.c: Include options.h and params.h.
1796 (vuse_eq): New function, moved from tree-ssa-dom.c
1797 (build_and_record_new_cond): Likewise.
1798 (record_conditions): Likewise. Accept vector of conditions rather
1799 than edge_equivalence structure for first argument.
1800 for the first argument.
1801 (avail_exprs_stack::lookup_avail_expr): New member function, moved
1802 from tree-ssa-dom.c.
1803 (avail_exprs_stack::record_cond): Likewise.
1804 * tree-ssa-scopedtables.h (struct cond_equivalence): Moved here
1805 from tree-ssa-dom.c.
1806 (avail_exprs_stack): Add new member functions lookup_avail_expr
1808 (record_conditions): Declare.
1810 2017-03-15 Vladimir Makarov <vmakarov@redhat.com>
1813 * lra-constraints.c (process_alt_operands): Increase reject for
1814 reloading an input/output operand.
1816 2017-03-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1819 * config/rs6000/rs6000.md (float<QHI:mode><IEEE128:mode>2): Define
1820 insns to convert from signed/unsigned char/short to IEEE 128-bit
1822 (floatuns<QHI:mode><IEEE128:mode>2): Likewise.
1824 2017-03-15 Uros Bizjak <ubizjak@gmail.com>
1827 * config/i386/i386.c (ix86_vector_duplicate_value): Create
1828 subreg of inner mode for values already in registers.
1830 2017-03-15 Bernd Schmidt <bschmidt@redhat.com>
1832 * config/c6x/c6x.c (hwloop_optimize): Handle case where the old
1833 iteration reg is used after the loop.
1835 2017-03-14 Martin Sebor <msebor@redhat.com>
1837 PR tree-optimization/79800
1838 * gimple-ssa-sprintf.c (format_floating: Add argument. Handle
1839 precision in negative-positive range.
1840 (format_floating): Call non-const overload with adjusted precision.
1842 2017-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1845 * config/rs6000/rs6000.h (TARGET_FRSQRTES): Add check for
1848 2017-03-14 Martin Sebor <msebor@redhat.com>
1851 * builtin-attrs.def (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): New macro.
1852 * builtins.def (aligned_alloc): Use it.
1855 * Makefile.in (GTFILES): Add calls.c.
1856 * calls.c: Include "gt-calls.h".
1858 2017-03-14 Bernd Schmidt <bschmidt@redhat.com>
1860 PR rtl-optimization/79728
1861 * regs.h (struct target_regs): New field
1862 x_contains_allocatable_regs_of_mode.
1863 (contains_allocatable_regs_of_mode): New macro.
1864 * reginfo.c (init_reg_sets_1): Initialize it, and change
1865 contains_reg_of_mode so it includes global regs as well.
1866 * reload.c (push_reload): Use contains_allocatable_regs_of_mode
1867 rather than contains_regs_of_mode.
1869 2017-03-14 Martin Liska <mliska@suse.cz>
1871 * doc/invoke.texi: Document options that can't be combined with
1872 -fcheck-pointer-bounds.
1874 2017-03-14 Martin Liska <mliska@suse.cz>
1877 * doc/invoke.texi (-Wchkp): Document the option.
1879 2017-03-14 Martin Liska <mliska@suse.cz>
1881 * Makefile.in: Install gcov-dump.
1883 2017-03-14 Martin Liska <mliska@suse.cz>
1885 * multiple_target.c (expand_target_clones): Bail out for
1886 an invalid attribute.
1888 2017-03-14 Richard Biener <rguenther@suse.de>
1890 * alias.c (struct alias_set_entry): Pack properly.
1891 * cfgloop.h (struct loop): Likewise.
1892 * cse.c (struct set): Likewise.
1893 * ipa-utils.c (struct searchc_env): Likewise.
1894 * loop-invariant.c (struct invariant): Likewise.
1895 * lra-remat.c (struct cand): Likewise.
1896 * recog.c (struct change_t): Likewise.
1897 * rtl.h (struct address_info): Likewise.
1898 * symbol-summary.h (function_summary): Likewise.
1899 * tree-loop-distribution.c (struct partition): Likewise.
1900 * tree-object-size.c (struct object_size_info): Likewise.
1901 * tree-ssa-loop-ivopts.c (struct cost_pair): Likewise.
1902 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Likewise.
1903 * tree-vect-data-refs.c (struct _vect_peel_info): Likewise.
1904 * tree-vect-slp.c (struct _slp_oprnd_info): Likewise.
1905 * tree-vect-stmts.c (struct simd_call_arg_info): Likewise.
1906 * tree-vectorizer.h (struct _loop_vec_info): Likewise.
1907 (struct _stmt_vec_info): Likewise.
1909 2017-03-14 Martin Liska <mliska@suse.cz>
1912 * multiple_target.c (create_dispatcher_calls): Check that
1913 a target can create a function dispatcher.
1915 2017-03-14 Martin Liska <mliska@suse.cz>
1918 * multiple_target.c (expand_target_clones): Drop local.local
1919 flag for default implementation.
1921 2017-03-14 Richard Biener <rguenther@suse.de>
1923 PR tree-optimization/80030
1924 * tree-vect-stmts.c (vectorizable_store): Plug memleak.
1926 2017-03-13 Kito Cheng <kito.cheng@gmail.com>
1928 * config/riscv/riscv.c (riscv_emit_float_compare>: Use
1929 gcc_fallthrough() instead of __attribute__((fallthrough));
1931 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
1933 * doc/gcc.texi: Remove "up" link to (DIR).
1934 * doc/gccint.texi: Ditto.
1936 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
1938 * doc/install.texi (Specific) <avr>: Remove reference to
1941 2017-03-13 Jeff Law <law@redhat.com>
1943 * config/riscv/riscv.c (riscv_emit_float_compare): Use fallthru
1944 attribute rather than comments.
1946 * config/pdp11/pdp11.md (movmemhi): Adjust operand numbers to
1947 match_scratch operand is highest.
1949 2017-03-13 Martin Liska <mliska@suse.cz>
1952 * ipa-pure-const.c (warn_function_noreturn): If the declarations
1953 is a CHKP clone, use original declaration.
1955 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
1957 * config/arc/arc.c (arc_init): Use multiplier whenever we have it.
1958 (arc_conditional_register_usage): Use a different allocation order
1959 when optimizing for size.
1960 * common/config/arc/arc-common.c (arc_option_optimization_table):
1961 Section anchors default on when optimizing for size.
1963 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
1965 * config/arc/arc.md (*tst_bitfield_tst): Fix pattern.
1967 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
1969 * config/arc/arc.c (arc_output_addsi): Emit code density adds.
1970 * config/arc/arc.md (cpu_facility): Add cd variant.
1971 (*movqi_insn): Add code density variant.
1972 (*movhi_insn): Likewise.
1973 (*movqi_insn): Likewise.
1974 (*addsi3_mixed): Likewise.
1975 (subsi3_insn): Likewise.
1977 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
1979 * config/arc/arc.md (movsi_cond_exec): Update constraint.
1981 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
1983 * config/arc/arc.c (arc_legitimize_pic_address): Handle PIC
1984 expressions with MINUS and UNARY ops.
1986 2017-03-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1989 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3):
1991 (vec_sel_widen_ssum_lo<mode><V_half>3): ... This. Avoid mismatch
1992 between vec_select and vector argument.
1993 (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): Rename to...
1994 (vec_sel_widen_ssum_hi<mode><V_half>3): ... This. Likewise.
1995 (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): Rename to...
1996 (vec_sel_widen_usum_lo<mode><V_half>3): ... This.
1997 (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): Rename to...
1998 (vec_sel_widen_usum_hi<mode><V_half>3): ... This.
2000 2017-03-13 Richard Biener <rguenther@suse.de>
2003 * params.def (vect-max-peeling-for-alignment): Fix typo.
2005 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
2007 * doc/install.texi (Specific) <mips-*-*>: Remove description of
2008 issue that only occurred with binutils below 2.18.
2010 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
2012 * doc/install.texi (Specific) <cris-axis-elf>: No longer
2013 refer to binutils 2.11/2.12 minimum.
2015 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
2017 * doc/install.texi (Specific) <powerpc-*-*>: Remove link to
2018 ftp.kernel.org and simplify binutils requirement.
2020 2017-03-11 Gerald Pfeifer <gerald@pfeifer.com>
2022 * doc/invoke.texi (Warning Options): Fix spelling of link-time
2024 (Optimize Options): Ditto. Also remove redundancy.
2026 2017-03-10 David Malcolm <dmalcolm@redhat.com>
2028 PR translation/79848
2029 * ipa-devirt.c (warn_types_mismatch): Simplify uses of "%<%s%>" to
2031 * ipa-pure-const.c (suggest_attribute): Likewise. Convert _
2032 to G_ to avoid double translation.
2034 2017-03-10 David Malcolm <dmalcolm@redhat.com>
2036 PR translation/79923
2037 * auto-profile.c (get_combined_location): Convert leading
2038 character of diagnostics to lower case and remove trailing period.
2039 (read_profile): Likewise for various diagnostics.
2040 * config/arm/arm.c (arm_option_override): Remove trailing period
2041 from various diagnostics.
2042 * config/msp430/msp430.c (msp430_expand_delay_cycles): Likewise.
2043 (msp430_expand_delay_cycles): Likewise.
2045 2017-03-10 David Malcolm <dmalcolm@redhat.com>
2048 * config/aarch64/aarch64.c (aarch64_validate_mcpu): Quote the
2049 full command-line argument, rather than just "str".
2050 (aarch64_validate_march): Likewise.
2051 (aarch64_validate_mtune): Likewise.
2053 2017-03-10 Bernd Schmidt <bschmidt@redhat.com>
2055 PR rtl-optimization/78911
2056 * lra-assigns.c (must_not_spill_p): New function.
2057 (spill_for): Use it.
2059 2017-03-10 Jakub Jelinek <jakub@redhat.com>
2061 PR tree-optimization/79981
2062 * tree-vrp.c (extract_range_basic): Handle IMAGPART_EXPR of
2063 ATOMIC_COMPARE_EXCHANGE ifn result.
2064 (stmt_interesting_for_vrp, vrp_visit_stmt): Handle
2065 IFN_ATOMIC_COMPARE_EXCHANGE.
2067 2017-03-10 David Malcolm <dmalcolm@redhat.com>
2070 * opts.c (parse_sanitizer_options): Add missing question mark to
2071 "did you mean" message.
2073 2017-03-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2075 * config/rs6000/rs6000-builtin.def (VMULEUB_UNS): Remove orphaned
2077 (VMULEUH_UNS): Likewise.
2078 (VMULOUB_UNS): Likewise.
2079 (VMULOUH_UNS): Likewise.
2080 * config/rs6000/rs6000.c (builtin_function_type): Remove
2081 references to ALTIVEC_BUILTIN_VMUL[EO]U[BH]_UNS.
2083 2017-03-10 David Malcolm <dmalcolm@redhat.com>
2086 * read-rtl-function.c (function_reader::read_rtx_operand): Update
2087 x with result of extra_parsing_for_operand_code_0.
2088 (function_reader::extra_parsing_for_operand_code_0): Convert
2089 return type from void to rtx, returning x. When reading
2090 SYMBOL_REF with SYMBOL_FLAG_HAS_BLOCK_INFO, reallocate x to the
2091 larger size containing struct block_symbol.
2093 2017-03-10 Segher Boessenkool <segher@kernel.crashing.org>
2095 * config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow
2096 -mfloat128-hardware without -m64.
2098 2017-03-10 Will Schmidt <will_schmidt@vnet.ibm.com>
2101 * config/rs6000/rs6000.c (builtin_function_type): Add VMUL*U[HB]
2102 entries to the case statement that marks unsigned arguments to
2103 overloaded functions.
2105 2017-03-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
2107 * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
2108 two typographic errors in the handling of TARGET_UPPER_REGS_DI.
2110 2017-03-10 Pat Haugen <pthaugen@us.ibm.com>
2113 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Test
2114 TARGET_UPPER_REGS_DI when setting 'wi' constraint regclass.
2116 2017-03-10 Martin Liska <mliska@suse.cz>
2120 * toplev.c (process_options): Enable MPX with LSAN and UBSAN.
2121 * tree-chkp.c (chkp_walk_pointer_assignments): Verify that
2124 2017-03-10 Olivier Hainque <hainque@adacore.com>
2126 * tree-switch-conversion (array_value_type): Start by resetting
2127 candidate type to it's main variant.
2129 2017-03-10 Jakub Jelinek <jakub@redhat.com>
2131 PR rtl-optimization/79909
2132 * combine.c (try_combine): Use simplify_replace_rtx on individual
2133 CALL_INSN_FUNCTION_USAGE elements instead of replace_rtx on copy_rtx
2134 of the whole CALL_INSN_FUNCTION_USAGE.
2136 PR tree-optimization/79972
2137 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call
2138 get_range_info on SSA_NAMEs. Formatting fixes.
2140 2017-03-10 Richard Biener <rguenther@suse.de>
2141 Jakub Jelinek <jakub@redhat.com>
2143 PR tree-optimization/77975
2144 * tree-ssa-loop-niter.c (get_base_for): Allow phi argument from latch
2145 edge to be constant.
2146 (get_val_for): For constant x return it. Formatting fix.
2147 (loop_niter_by_eval): Avoid pointless looping if the next iteration
2148 would use the same bases as the current one.
2150 2017-03-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2152 * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Use rotate
2153 instead of vec_select for V1TImode.
2154 * conifg/rs6000/vsx.md (VSX_LE): Remove mode iterator that is no
2156 (VSX_LE_128): Add V1TI to this mode iterator.
2157 (*vsx_le_perm_load_<mode>): Change to use VSX_D mode iterator.
2158 (*vsx_le_perm_store_<mode>): Likewise.
2159 (pre-reload splitter for VSX stores): Likewise.
2160 (post-reload splitter for VSX stores): Likewise.
2161 (*vsx_xxpermdi2_le_<mode>): Likewise.
2162 (*vsx_lxvd2x2_le_<mode>): Likewise.
2163 (*vsx_stxvd2x2_le_<mode>): Likewise.
2165 2017-03-09 Michael Eager <eager@eagercon.com>
2167 Correct failures with --enable-checking=yes,rtl.
2169 * config/microblaze/microblaze.c (microblaze_expand_shift):
2170 Replace GET_CODE test with CONST_INT_P and INTVAL test with
2171 test for const0_rtx.
2172 * config/microblaze/microblaze.md (ashlsi3_byone, ashrsi3_byone,
2173 lshrsi3_byone): Replace INTVAL with test for const1_rtx.
2175 2017-03-09 Richard Biener <rguenther@suse.de>
2177 PR tree-optimization/79977
2178 * graphite-scop-detection.c (scop_detection::merge_sese):
2179 Handle the case of extra exits to blocks dominating the entry.
2181 2017-03-09 Toma Tabacu <toma.tabacu@imgtec.com>
2183 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
2186 2017-03-09 Vladimir Makarov <vmakarov@redhat.com>
2188 PR rtl-optimization/79949
2189 * lra-constraints.c (process_alt_operands): Check memory when
2190 trying to predict a cycle. Print about the overall increase.
2192 2017-03-09 Richard Biener <rguenther@suse.de>
2195 * gimple-expr.c (useless_type_conversion_p): Preserve
2196 TYPE_SATURATING for fixed-point types.
2198 2017-03-09 Richard Biener <rguenther@suse.de>
2201 * ipa-prop.c (ipa_modify_formal_parameters): Avoid changing
2202 alignment of BLKmode params.
2204 2017-03-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2207 * config/aarch64/iterators.md (VALL_F16_NO_V2Q): New mode iterator.
2208 (VALL_NO_V2Q): Likewise.
2210 * config/aarch64/aarch64-simd.md
2211 (aarch64_dup_lane_<vswap_width_name><mode>): Use VALL_F16_NO_V2Q
2213 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Use
2214 VALL_NO_V2Q mode iterator.
2215 (*aarch64_vgetfmulx<mode>): Use VDQF iterator.
2217 2017-03-09 Martin Liska <mliska@suse.cz>
2219 PR tree-optimization/79631
2220 * tree-chkp-opt.c (chkp_is_constant_addr): Call
2221 tree_int_cst_sign_bit just for INTEGER constants.
2223 2017-03-09 Martin Liska <mliska@suse.cz>
2227 * toplev.c (process_options): Disable -fcheck-pointer-bounds with
2230 2017-03-09 Marek Polacek <polacek@redhat.com>
2233 * tree.c (inchash::add_expr): Handle TREE_VEC.
2235 2017-03-09 Martin Liska <mliska@suse.cz>
2238 (chkp_narrow_size_and_offset): New function.
2239 (chkp_parse_array_and_component_ref): Support BIT_FIELD_REF.
2240 (void chkp_parse_bit_field_ref): New function.
2241 (chkp_make_addressed_object_bounds): Add case for BIT_FIELD_REF.
2242 (chkp_process_stmt): Use chkp_parse_bit_field_ref.
2244 2017-03-09 Martin Liska <mliska@suse.cz>
2247 * tree-chkp.c (chkp_get_bound_for_parm): Get bounds for a param.
2248 (chkp_find_bounds_1): Remove gcc_unreachable.
2250 2017-03-09 Jakub Jelinek <jakub@redhat.com>
2253 * asan.c (get_mem_refs_of_builtin_call): For BUILT_IN_ATOMIC* and
2254 BUILT_IN_SYNC*, determine the access type from the size suffix and
2255 always build a MEM_REF with that type. Handle forgotten
2256 BUILT_IN_SYNC_FETCH_AND_NAND_16 and BUILT_IN_SYNC_NAND_AND_FETCH_16.
2259 * config/i386/avx512vlintrin.h (_mm256_cmpge_epi32_mask,
2260 _mm256_cmpge_epi64_mask, _mm256_cmpge_epu32_mask,
2261 _mm256_cmpge_epu64_mask, _mm256_cmple_epi32_mask,
2262 _mm256_cmple_epi64_mask, _mm256_cmple_epu32_mask,
2263 _mm256_cmple_epu64_mask, _mm256_cmplt_epi32_mask,
2264 _mm256_cmplt_epi64_mask, _mm256_cmplt_epu32_mask,
2265 _mm256_cmplt_epu64_mask, _mm256_cmpneq_epi32_mask,
2266 _mm256_cmpneq_epi64_mask, _mm256_cmpneq_epu32_mask,
2267 _mm256_cmpneq_epu64_mask, _mm256_mask_cmpge_epi32_mask,
2268 _mm256_mask_cmpge_epi64_mask, _mm256_mask_cmpge_epu32_mask,
2269 _mm256_mask_cmpge_epu64_mask, _mm256_mask_cmple_epi32_mask,
2270 _mm256_mask_cmple_epi64_mask, _mm256_mask_cmple_epu32_mask,
2271 _mm256_mask_cmple_epu64_mask, _mm256_mask_cmplt_epi32_mask,
2272 _mm256_mask_cmplt_epi64_mask, _mm256_mask_cmplt_epu32_mask,
2273 _mm256_mask_cmplt_epu64_mask, _mm256_mask_cmpneq_epi32_mask,
2274 _mm256_mask_cmpneq_epi64_mask, _mm256_mask_cmpneq_epu32_mask,
2275 _mm256_mask_cmpneq_epu64_mask, _mm_cmpge_epi32_mask,
2276 _mm_cmpge_epi64_mask, _mm_cmpge_epu32_mask, _mm_cmpge_epu64_mask,
2277 _mm_cmple_epi32_mask, _mm_cmple_epi64_mask, _mm_cmple_epu32_mask,
2278 _mm_cmple_epu64_mask, _mm_cmplt_epi32_mask, _mm_cmplt_epi64_mask,
2279 _mm_cmplt_epu32_mask, _mm_cmplt_epu64_mask, _mm_cmpneq_epi32_mask,
2280 _mm_cmpneq_epi64_mask, _mm_cmpneq_epu32_mask, _mm_cmpneq_epu64_mask,
2281 _mm_mask_cmpge_epi32_mask, _mm_mask_cmpge_epi64_mask,
2282 _mm_mask_cmpge_epu32_mask, _mm_mask_cmpge_epu64_mask,
2283 _mm_mask_cmple_epi32_mask, _mm_mask_cmple_epi64_mask,
2284 _mm_mask_cmple_epu32_mask, _mm_mask_cmple_epu64_mask,
2285 _mm_mask_cmplt_epi32_mask, _mm_mask_cmplt_epi64_mask,
2286 _mm_mask_cmplt_epu32_mask, _mm_mask_cmplt_epu64_mask,
2287 _mm_mask_cmpneq_epi32_mask, _mm_mask_cmpneq_epi64_mask,
2288 _mm_mask_cmpneq_epu32_mask, _mm_mask_cmpneq_epu64_mask): Move
2289 definitions outside of __OPTIMIZE__ guarded section.
2292 * config/i386/avx512bwintrin.h (_mm512_packs_epi32,
2293 _mm512_maskz_packs_epi32, _mm512_mask_packs_epi32,
2294 _mm512_packus_epi32, _mm512_maskz_packus_epi32,
2295 _mm512_mask_packus_epi32): Move definitions outside of __OPTIMIZE__
2298 2017-03-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2300 * config/s390/vx-builtins.md ("vfee<mode>", "vfeez<mode>")
2301 ("vfenez<mode>"): Add missing constraints.
2303 2017-03-08 Martin Sebor <msebor@redhat.com>
2306 * config/nds32/nds32.c (nds32_option_override):
2308 2017-03-08 Jakub Jelinek <jakub@redhat.com>
2311 * gimplify.c (gimplify_omp_for): Replace index var in outer
2312 taskloop statement with an artificial variable and add
2313 OMP_CLAUSE_PRIVATE clause for it.
2315 2017-03-08 Richard Biener <rguenther@suse.de>
2317 PR tree-optimization/79955
2318 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
2319 for accesses that are completely outside of the variable.
2321 2017-03-08 Andrew Haley <aph@redhat.com>
2323 PR tree-optimization/79943
2324 * tree-ssa-loop-split.c (compute_new_first_bound): When
2325 calculating the new upper bound, (END-BEG) should be added, not
2328 2017-03-08 Jakub Jelinek <jakub@redhat.com>
2330 * config/avr/avr.md (setmemhi): Make sure match_dup
2331 operand number comes before match_scratch.
2333 2017-03-08 Richard Biener <rguenther@suse.de>
2335 PR tree-optimization/79920
2336 * tree-vect-slp.c (vect_create_mask_and_perm): Remove and inline
2337 with ncopies == 1 to ...
2338 (vect_transform_slp_perm_load): ... here. Properly compute
2339 all element loads by iterating VF times over the group. Do
2340 not handle ncopies (computed in a broken way) in
2341 vect_create_mask_and_perm.
2343 2017-03-08 Jakub Jelinek <jakub@redhat.com>
2346 * internal-fn.c (expand_vector_ubsan_overflow): If arg0 or arg1
2347 is a uniform vector, use uniform_vector_p return value instead of
2348 building ARRAY_REF on folded VIEW_CONVERT_EXPR to array type.
2350 2017-03-07 Marek Polacek <polacek@redhat.com>
2353 * gimple-ssa-warn-alloca.c (pass_walloca::gate): Use HOST_WIDE_INT.
2354 (alloca_call_type): Likewise.
2356 2017-03-07 Martin Liska <mliska@suse.cz>
2358 * gcov.c (process_args): Put comment to correct location.
2360 2017-03-07 Martin Liska <mliska@suse.cz>
2363 * tree-chkp.c (chkp_may_narrow_to_field): Add new argument ref.
2364 Use array_at_struct_end_p instead of DECL_CHAIN (field).
2365 (chkp_narrow_bounds_for_field): Likewise.
2366 (chkp_parse_array_and_component_ref): Pass one more argument to
2369 2017-03-07 Richard Biener <rguenther@suse.de>
2371 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Preserve
2374 2017-03-07 Segher Boessenkool <segher@kernel.crashing.org>
2376 * config/i386/i386.c (ix86_local_alignment): Align most aggregates
2377 of 16 bytes and more to 16 bytes, not those of 16 bits and more.
2379 2017-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2382 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Add full stop
2383 to end of description.
2384 (PARAM_MAX_STORES_TO_MERGE): Likewise.
2386 2017-03-07 Jakub Jelinek <jakub@redhat.com>
2388 PR rtl-optimization/79901
2389 * config/i386/sse.md (*avx512bw_<code><mode>3<mask_name>): Renamed to
2391 (*avx512f_<code><mode>3<mask_name>): ... this.
2392 (<code><mode>3 with maxmin code iterator): Use VI8_AVX2_AVX512F
2393 iterator instead of VI8_AVX2_AVX512BW.
2395 PR rtl-optimization/79901
2396 * expr.c (expand_expr_real_2): For vector MIN/MAX, if there is no
2397 min/max expander, expand it using expand_vec_cond_expr.
2400 * ubsan.c (ubsan_encode_value): Call mark_addressable on the
2403 2017-03-06 Jakub Jelinek <jakub@redhat.com>
2406 * dwarf2out.h (dw_vec_const): Change array type from unsigned char *
2407 to void * for PCH reasons.
2408 * dwarf2out.c (output_loc_operands, output_die): Cast
2409 v.val_vec.array to unsigned char *.
2411 2017-03-06 John David Anglin <danglin@gcc.gnu.org>
2414 * config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and
2417 2017-03-06 Vladimir Makarov <vmakarov@redhat.com>
2419 PR rtl-optimization/79571
2420 * lra-constraints.c (process_alt_operands): Calculate static
2421 reject and subtract it from overall when only addresses will be
2424 2017-03-06 Julia Koval <julia.koval@intel.com>
2427 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): Set
2428 incoming stack boundary to 128 for 64-bit targets.
2430 2017-03-06 Richard Biener <rguenther@suse.de>
2432 PR tree-optimization/79894
2433 * tree-vectorizer.c (vectorize_loops): Set loop_vectorized_call
2434 to NULL after folding it.
2436 2017-03-06 Richard Biener <rguenther@suse.de>
2438 PR tree-optimization/79824
2439 * tree-vect-stmts.c (get_group_load_store_type): Fix alignment
2440 check disabling peeling for gaps.
2442 2017-03-06 Toma Tabacu <toma.tabacu@imgtec.com>
2444 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
2445 attributes): Document gettimeofday.
2447 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
2449 * config/s390/s390.c (s390_option_override_internal): Set
2450 PARAM_MIN_VECT_LOOP_BOUND
2452 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
2454 * config/s390/s390.c (s390_asm_output_function_label): Use nopr %r0.
2455 * config/s390/s390.md: Likewise.
2457 2017-03-06 Jakub Jelinek <jakub@redhat.com>
2460 * config/i386/sse.md (VI8F_256_512): Remove mode iterator.
2461 (<avx2_avx512>_perm<mode>): Rename to ...
2462 (avx2_perm<mode>): ... this. Use VI8F_256 iterator instead
2464 (<avx512>_perm<mode>_mask): Rename to ...
2465 (avx512vl_perm<mode>_mask): ... this. Use VI8F_256 iterator instead
2467 (<avx2_avx512>_perm<mode>_1<mask_name>): Rename to ...
2468 (avx2_perm<mode>_1<mask_name): ... this. Use VI8F_256 iterator
2469 instead of VI8F_256_512.
2470 (avx512f_perm<mode>): New define_expand.
2471 (avx512f_perm<mode>_mask): Likewise.
2472 (avx512f_perm<mode>_1<mask_name>): New define_insn.
2473 (<avx512>_vec_dup<mode>_1): Fix up vec_select mode.
2475 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
2477 * config/mips/mips-msa.md (msa_fmax_a_<msafmt>, msa_fmin_a_<msafmt>,
2478 msa_max_a_<msafmt>, msa_min_a_<msafmt>): Introduce mode interator for
2480 (smin<mode>3, smax<mode>3): Change operand print code from 'B' to 'E'.
2482 2017-03-06 Martin Liska <mliska@suse.cz>
2485 * asan.c (asan_expand_poison_ifn): Do not expand ASAN_POISON
2486 when having a SSA NAME w/o VAR_DECL assigned to it.
2488 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
2490 * config/mips/mips-msa.md (msa_dotp_<su>_d, msa_dpadd_<su>_d,
2491 msa_dpsub_<su>_d): Fix MODE for vec_select.
2493 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
2495 * config/mips/mips.c (mips_gen_const_int_vector): Change type of last
2497 * config/mips/mips-protos.h (mips_gen_const_int_vector): Likewise.
2499 2017-03-06 Richard Biener <rguenther@suse.de>
2501 * lto-streamer.c (lto_check_version): Use %qs in diagnostics.
2502 * plugin.c (register_plugin_info): Likewise.
2503 * tree-chkp.c (chkp_make_static_const_bounds): Likewise.
2505 2017-03-05 Jakub Jelinek <jakub@redhat.com>
2507 * config/i386/sse.md (sse_storehps, sse_storelps,
2508 avx_<castmode><avxsizesuffix>_<castmode>,
2509 avx512f_<castmode><avxsizesuffix>_<castmode>,
2510 avx512f_<castmode><avxsizesuffix>_256<castmode>): Require
2511 in condition that at least one operand is not a MEM.
2513 2017-03-03 Jakub Jelinek <jakub@redhat.com>
2516 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET, ATOMIC_BIT_TEST_AND_RESET,
2517 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_COMPARE_EXCHANGE): Remove
2519 * gimple-fold.c (fold_builtin_atomic_compare_exchange): Set
2520 gimple_call_nothrow_p flag based on whether original builtin can throw.
2521 If it can, emit following stmts on the fallthrough edge.
2522 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Similarly, except
2523 don't create new bb if inserting just debug stmts on the edge, try to
2524 insert them on the fallthru bb or just reset debug stmts.
2526 2017-03-03 Segher Boesssenkool <segher@kernel.crashing.org>
2529 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Save and
2530 restore recog_data (including the operand rtxes inside it) around
2531 the call to get_insn_template.
2533 2017-03-03 Martin Sebor <msebor@redhat.com>
2535 PR tree-optimization/79699
2536 * context.c (context::~context): Free MPFR caches to avoid
2537 a memory leak on program exit.
2539 2017-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2541 * config/aarch64/aarch64.c (aarch64_float_const_representable_p):
2542 Use wide_int::ulow () instead of .elt (0).
2544 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
2546 * config/i386/i386.md (*pushtf): Change *roF constraint to *roC.
2547 (*pushxf): Limit oF constraint to 32bit targets and add oC
2548 constraint for 64bit targets.
2549 (pushxf splitter): Use PUSH_ROUNDING to calculate stack adjustment.
2550 (*pushdf): Change rmF constraint to rmC.
2552 2017-03-03 Martin Liska <mliska@suse.cz>
2554 * tree-ssa-loop-prefetch.c (pass_loop_prefetch::execute):
2555 Remove unused variable.
2557 2017-03-03 Jakub Jelinek <jakub@redhat.com>
2560 * config/i386/i386.c (ix86_expand_multi_arg_builtin): If target
2561 is a memory operand, increase num_memory.
2562 (ix86_expand_args_builtin): Likewise.
2564 2017-03-03 Jan Hubicka <jh@suse.cz>
2567 * ipa-devirt.c (maybe_record_node): Properly handle
2568 __cxa_pure_virtual visibility.
2570 2017-03-03 Martin Liska <mliska@suse.cz>
2572 PR tree-optimization/79803
2573 * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove
2575 (pass_loop_prefetch::execute): Disabled optimization if an
2576 assumption about L1 cache size is not met.
2578 2017-03-03 Martin Liska <mliska@suse.cz>
2580 PR rtl-optimization/79574
2581 * gcse.c (struct gcse_expr): Use HOST_WIDE_INT instead of int.
2582 (hash_scan_set): Likewise.
2583 (dump_hash_table): Likewise.
2584 (hoist_code): Likewise.
2586 2017-03-03 Richard Biener <rguenther@suse.de>
2588 * fixed-value.c (fixed_from_string): Restore use of elt (1)
2589 in place of uhigh ().
2590 (fixed_convert_from_real): Likewise.
2592 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
2595 * config/i386/i386.md (*pushxf_rounded): Use Pmode instead of DImode.
2597 2017-03-03 Richard Biener <rguenther@suse.de>
2600 * match.pd ( X +- C1 CMP C2 -> X CMP C2 -+ C1): Add missing
2601 TYPE_OVERFLOW_UNDEFINED check.
2603 2017-03-02 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2605 * config/rs6000/vector.md (vector_ne_<mode>_p): Correct operand
2607 (vector_ae_<mode>_p): Likewise.
2608 (vector_nez_<mode>_p): Likewise.
2609 (vector_ne_v2di_p): Likewise.
2610 (vector_ae_v2di_p): Likewise.
2611 (vector_ne_<mode>_p): Likewise.
2612 * config/rs6000/vsx.md (vsx_tsqrt<mode>2_fg): Correct operand
2614 (vsx_tsqrt<mode>2_fe): Likewise.
2616 2017-03-02 Uros Bizjak <ubizjak@gmail.com>
2619 * config/i386/i386.md (*pushxf_rounded): New insn_and_split pattern.
2621 2017-03-02 Jakub Jelinek <jakub@redhat.com>
2623 PR rtl-optimization/79780
2624 * cprop.c (one_cprop_pass): When second and further conditional trap
2625 in a single basic block is turned into an unconditional trap, turn it
2626 into a deleted note to avoid RTL verification failures.
2628 2017-03-02 Richard Biener <rguenther@suse.de>
2630 * fold-const.c (const_binop): Use ulow () instead of elt (0).
2632 2017-03-02 Richard Biener <rguenther@suse.de>
2634 PR tree-optimization/79345
2636 * tree-ssa-alias.c (walk_aliased_vdefs_1): Take a limit
2637 param and abort the walk, returning -1 if it is hit.
2638 (walk_aliased_vdefs): Take a limit param and pass it on.
2639 * tree-ssa-alias.h (walk_aliased_vdefs): Add a limit param,
2640 defaulting to 0 and return a signed int.
2641 * tree-ssa-uninit.c (struct check_defs_data): New struct.
2642 (check_defs): New helper.
2643 (warn_uninitialized_vars): Use walk_aliased_vdefs to warn
2644 about uninitialized memory.
2645 * fixed-value.c (fixed_from_string): Use ulow/uhigh to avoid
2646 bogus uninitialized warning.
2647 (fixed_convert_from_real): Likewise.
2649 2017-03-02 Bin Cheng <bin.cheng@arm.com>
2651 PR tree-optimization/66768
2652 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Skip addr
2653 iv_use if base object can't be determined.
2655 2017-03-02 Jakub Jelinek <jakub@redhat.com>
2657 PR tree-optimization/79345
2658 * gensupport.h (struct pattern_stats): Add min_scratch_opno field.
2659 * gensupport.c (get_pattern_stats_1) <case MATCH_SCRATCH>: Update it.
2660 (get_pattern_stats): Initialize it.
2661 * genemit.c (gen_expand): Verify match_scratch numbers come after
2662 match_operand/match_dup numbers.
2663 * config/i386/i386.md (<s>mul<mode>3_highpart): Swap match_dup and
2664 match_scratch numbers.
2665 * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>):
2667 * config/s390/s390.md (trunctdsd2): Likewise.
2669 2017-03-02 Richard Biener <rguenther@suse.de>
2671 * wide-int.h (wide_int_storage::operator=): Implement in terms
2674 2017-03-02 Richard Biener <rguenther@suse.de>
2676 PR tree-optimization/79777
2677 * tree-ssa-pre.c (eliminate_insert): Give up if we simplify
2678 the to insert expression to sth existing.
2680 2017-03-01 Martin Sebor <msebor@redhat.com>
2683 * gimple-ssa-sprintf.c
2684 (directive::known_width_and_precision): New function.
2685 (format_integer): Use it.
2686 (get_mpfr_format_length): Consider the full range of precision
2687 when computing %g output with the # flag. Set the likely byte
2688 count to 3 rather than 1 when precision is indeterminate.
2689 (format_floating): Correct the lower bound of precision.
2691 2017-03-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2693 * doc/invoke.texi: Document default code model for 64-bit Linux.
2695 2017-03-01 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2698 * config/rs6000/rs6000.md (peephole2 for udiv/umod): Should emit
2699 udiv rather than div since input pattern is unsigned.
2701 2017-03-01 Uros Bizjak <ubizjak@gmail.com>
2703 * config/i386/i386.c (print_reg): Warn for values of
2704 unsupported size in integer register.
2706 2017-03-01 Michael Meissner <meissner@linux.vnet.ibm.com>
2709 * config/rs6000/predicates.md (current_file_function_operand): Do
2710 not allow self calls to be local if the function is replaceable.
2712 2017-03-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
2715 * config/rs6000/altivec.h (vec_ctz and others): Change the
2716 preprocessor macro that controls conditional compilation from
2717 _ARCH_PWR9 to __POWER9_VECTOR__.
2718 (vec_all_ne): Change parameterization of __altivec_scalar_pred
2719 macro expansion under preprocessor #ifdef __POWER9_VECTOR__
2720 control (instead of _ARCH_PWR9 control) so that template
2721 definition uses power9-specific function.
2722 (vec_any_eq): Likewise.
2723 (vec_all_ne): Change macro definition to use a power9-specific
2724 expansion under #ifdef __POWER9_VECTOR__ control (instead of
2725 _ARCH_PWR9 control).
2726 (vec_any_eq) Likewise.
2727 * config/rs6000/rs6000-builtin.def (CMPNEF): Remove BU_P9V_AV_2
2728 expansion for CMPNEF to remove support for xvcmpnesp instruction.
2729 (CMPNED): Remove BU_P9V_AV2 expansion for CMPNED to remove
2730 support for xvcmpnedp instruction.
2731 (VCMPNEB_P): Replace BU_P9V_AV_P macro expansion with BU_P9V_AV_2
2732 macro expansion so that Power9 implementation of vec_all_ne does
2733 not use the AltiVec predicate framework.
2734 (VCMPNEH_P): Likewise.
2735 (VCMPNEW_P): Likewise.
2736 (VCMPNED_P): Likewise.
2737 (VCMPNEFP_P): Likewise.
2738 (VCMPNEDP_P): Likewise.
2739 (VCMPAEB_P): Add BU_P9V_AV_2 macro expansion to change
2740 implementation of vec_any_eq to not use AltiVec predicate
2742 (VCMPAEH_P): Likewise.
2743 (VCMPAEW_P): Likewise.
2744 (VCMPAED_P): Likewise.
2745 (VCMPAEFP_P): Likewise.
2746 (VCMPAEDP_P): Likewise.
2747 (VCMPNE_P): Replace BU_P9V_OVERLOAD_P macro expansion with
2748 BU_P9V_OVERLOAD_2 so that Power9 implementation of vec_all_ne does
2749 not use the AltiVec predicate framework.
2750 (VCMPAE_P): Add BU_P9V_OVERLOAD_2 macro to change implementation
2751 of vec_any_eq to not use AltiVec predicate framework.
2752 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
2753 support for predefined __POWER9_VECTOR__ macro to indicate that
2754 Power9 instruction selection is enabled.
2755 (altivec_overloaded_builtins): Remove extraneous
2756 ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded
2757 function argument types RS6000_BTI_bool_V16QI and
2758 RS6000_BTI_bool_V16QI. Remove erroneous ALTIVEC_BUILTIN_VEC_CMPNE
2759 entry for overloaded function argument types RS6000_BTI_bool_V4SI
2760 andRS6000_BTI_bool_V4SI, mapping to P9V_BUILTIN_CMPNEB. Remove
2761 two entries mapping to P9V_BUITIN_CMPNED and one entry mapping to
2762 P9V_BUILTIN_CMPNEF to force use of instructions not specific to
2763 Power9 for implementations of vec_cmpne. Change the signature for
2764 all definitions of the overloaded P9V_BUILTIN_VEC_CMPNE_P function
2765 (representing vec_all_ne) to remove the previously described first
2766 argument of type RS6000_BTI_INTSI, as this was an artifact of
2767 reliance on the AltiVec predicate framework, which is no longer
2768 used in the implementation of these functions. Add
2769 P9V_BUILTIN_VEC_VCMPAE_P entries (representing the vec_anyeq
2770 function) to match all of the P9V_BUILTIN_VEC_VCMNE_P entries
2771 since, unlike the AltiVec predicate framework implementation, we
2772 do not share function descriptors between vec_alle and vec_anyeq.
2773 (altivec_resolve_overloaded_builtin): Add SFmode and DFmode to the
2774 set of modes that receive special treatment even when
2775 TARGET_P9_VECTOR is true. The special treatment emits code that
2776 does not depend on Power9 instructions.
2777 * config/rs6000/vector.md (vector_ne_<mode>_p): Change this
2778 define_expand to not rely on AltiVec predicate framework.
2779 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
2781 (vector_ne_v2di_p): Change this define_expand to not rely on
2782 AltiVec predicate framework.
2783 (vector_ae_v2di_p): New define_expand to represent vec_any_eq
2785 (vector_ne_<mode>_p): Change this define_expand to not rely on
2786 AltiVec predicate framework.
2787 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
2789 * config/rs6000/vsx.md (*vsx_ne_<mode>_p): For modes VSX_EXTRACT_I
2790 (V16QI, V8HI, V4SI), correct a typo in the code emitted for this
2791 define_insn pattern.
2792 (*vsx_ne_<mode>_p): For modes VSX_F (V4SF and V2DF), remove this
2793 define_insn pattern because the xvcmpne<VSs>. instruction is not
2795 (vcmpne<VSs>): Remove this define_insn because xvcmpne<VSs>
2796 instruction is not supported.
2798 2017-03-01 Jakub Jelinek <jakub@redhat.com>
2800 * config/nvptx/nvptx.c: Include intl.h.
2802 2017-03-01 Martin Jambor <mjambor@suse.cz>
2805 * ipa-prop.h (ipa_bits): Removed field known.
2806 (ipa_jump_func): Removed field vr_known. Changed fields bits and m_vr
2807 to pointers. Adjusted their comments to warn about their sharing.
2808 (ipcp_transformation_summary): Change bits to a vector of pointers.
2809 (ipa_check_create_edge_args): Moved to ipa-prop.c, declare.
2810 (ipa_get_ipa_bits_for_value): Declare.
2811 * tree-vrp.h (value_range): Mark as GTY((for_user)).
2812 * ipa-prop.c (ipa_bit_ggc_hash_traits): New.
2813 (ipa_bits_hash_table): Likewise.
2814 (ipa_vr_ggc_hash_traits): Likewise.
2815 (ipa_vr_hash_table): Likewise.
2816 (ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr
2817 being pointers and vr_known being removed.
2818 (ipa_set_jf_unknown): Likewise.
2819 (ipa_get_ipa_bits_for_value): New function.
2820 (ipa_set_jfunc_bits): Likewise.
2821 (ipa_get_value_range): New overloaded functions.
2822 (ipa_set_jfunc_vr): Likewise.
2823 (ipa_compute_jump_functions_for_edge): Use the above functions to
2824 construct bits and vr parts of jump functions.
2825 (ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate
2826 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
2828 (ipcp_grow_transformations_if_necessary): Also allocate
2829 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
2831 (ipa_node_params_t::duplicate): Do not copy bits, just pointers to
2832 them. Fix too long lines.
2833 (ipa_write_jump_function): Adjust for bits and m_vr being pointers and
2834 vr_known being removed.
2835 (ipa_read_jump_function): Use new setter functions to construct bits
2836 and vr parts of jump functions or set them to NULL.
2837 (write_ipcp_transformation_info): Adjust for bits being pointers.
2838 (read_ipcp_transformation_info): Likewise.
2839 (ipcp_update_bits): Likewise. Fix excessively long lines a trailing
2841 Include gt-ipa-prop.h.
2842 * ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits
2844 (ipcp_store_bits_results): Likewise.
2845 (propagate_vr_across_jump_function): Adjust for m_vr being a pointer.
2846 Do not write to existing jump functions but use a temporary instead.
2848 2017-03-01 Jakub Jelinek <jakub@redhat.com>
2851 * fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF,
2852 attempt to use its first operand as BIT_FIELD_REF base.
2854 2017-03-01 Richard Biener <rguenther@suse.de>
2857 * tree-chrec.c (chrec_evaluate): Perform computation of Newtons
2858 interpolating formula in wrapping arithmetic.
2859 (chrec_apply): Convert chrec_evaluate return value to wanted type.
2861 2017-03-01 Jakub Jelinek <jakub@redhat.com>
2863 PR tree-optimization/79734
2864 * tree-vect-generic.c (expand_vector_condition): Optimize
2865 AVX512 vector boolean VEC_COND_EXPRs into bitwise operations.
2866 Handle VEC_COND_EXPR where comparison has different inner width from
2869 2017-02-28 Sandra Loosemore <sandra@codesourcery.com>
2871 * doc/invoke.texi (ARC Options): Copy-edit to fix punctuation,
2872 markup, and similar issues. Remove @opindex entries for things
2873 that aren't options. Add missing -mmpy-option entries.
2875 2017-02-28 Jakub Jelinek <jakub@redhat.com>
2877 PR tree-optimization/79737
2878 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is
2879 a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear
2880 tmpbuf[byte_size - 1]. Call natice_encode_expr with byte_size - 1
2881 instead of byte_size. Formatting fix.
2882 (shift_bytes_in_array_right): Formatting fix.
2884 2017-02-28 Eric Botcazou <ebotcazou@adacore.com>
2887 * config/sparc/sparc.c (sparc_frame_pointer_required): Add missing
2888 condition on optimize for the leaf function test.
2890 2017-02-28 Martin Liska <mliska@suse.cz>
2893 * read-rtl-function.c (function_reader::handle_unknown_directive):
2894 Bail out when one uses -flto.
2896 2017-02-28 Martin Liska <mliska@suse.cz>
2898 * common.opt: Replace space with tabular for options of <number>
2900 * config/i386/i386.opt: Show <number> value for
2901 -mlarge-data-threshold.
2902 * opts.c (print_filtered_help): Do not display number in hexadecimal
2905 2017-02-28 Martin Liska <mliska@suse.cz>
2907 * common.opt: Fix --help=option -Q for options which are of
2910 2017-02-28 Uros Bizjak <ubizjak@gmail.com>
2912 * config/i386/i386.c (print_reg): Error out for values
2913 of 8-bit size in invalid integer register.
2915 2017-02-28 Martin Sebor <msebor@redhat.com>
2917 PR tree-optimization/79691
2918 * passes.def (pass_all_optimizations_g): Enable pass_sprintf_length.
2920 2017-02-28 Jakub Jelinek <jakub@redhat.com>
2923 * config/i386/i386.c (ix86_print_operand) <case 'R'>: Replace
2924 gcc_unreachable with output_operand_lossage.
2926 2017-02-28 Richard Biener <rguenther@suse.de>
2928 PR tree-optimization/79740
2929 * tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant
2931 (visit_nary_op): Insert the nary into the hashtable if we
2932 pattern-matched sth.
2933 * tree-ssa-pre.c (eliminate_insert): Robustify.
2935 2017-02-28 Richard Biener <rguenther@suse.de>
2938 * fold-const.c (decode_field_reference): Reject out-of-bound
2941 2017-02-28 Jakub Jelinek <jakub@redhat.com>
2943 * config/i386/i386.c: Include intl.h.
2944 (ix86_option_override_internal): Use cond ? G_("...") : G_("...")
2945 instead of just cond ? "..." : "...".
2946 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise.
2947 * coverage.c (read_counts_file): Likewise.
2948 * omp-offload.c: Include intl.h.
2949 (oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead
2950 of just cond ? "..." : "...".
2951 * gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead
2952 of just cond ? "..." : "...".
2954 2017-02-28 Richard Earnshaw <rearnsha@arm.com>
2957 * config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for'
2959 * config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct
2960 'tune for' CPU name.
2961 * config/arm/arm-cpu-data.h: Regenerated.
2963 2017-02-28 Richard Biener <rguenther@suse.de>
2965 PR tree-optimization/79732
2966 * tree-inline.c (expand_call_inline): Do not shadow var.
2968 2017-02-28 Richard Biener <rguenther@suse.de>
2970 PR tree-optimization/79723
2971 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Preserve
2972 address-space properly.
2974 2017-02-28 Thomas Schwinge <thomas@codesourcery.com>
2976 * doc/optinfo.texi (Optimization groups): Fix option used for
2978 * doc/invoke.texi (-fopt-info): Document "omp".
2979 * dumpfile.h: Sort OPTGROUP_OMP before OPTGROUP_VEC.
2980 (OPTGROUP_ALL): Add OPTGROUP_OMP.
2981 * hsa-gen.c (pass_data_gen_hsail): Use OPTGROUP_OMP.
2982 * ipa-hsa.c (pass_data_ipa_hsa): Likewise.
2983 * omp-simd-clone.c (pass_data_omp_simd_clone): Likewise.
2985 * dumpfile.h (OPTGROUP_OPENMP): Rename to OPTGROUP_OMP. Adjust
2987 * dumpfile.c (optgroup_options): Instead of "openmp", associate
2988 OPTGROUP_OMP with "omp".
2990 2017-02-27 Pat Haugen <pthaugen@us.ibm.com>
2993 * config/rs6000/rs6000-c.c (struct altivec_builtin_types): Use VSRAD
2994 for arithmetic shift of unsigned V2DI.
2996 2017-02-27 Claudiu Zissulescu <claziss@synopsys.com>
2998 * config.gcc (arc*-): Clean up, use arc/big.h, arc/elf.h, and
2999 arc/linux.h headers.
3000 * config/arc/arc.h (TARGET_OS_CPP_BUILTINS): Remove.
3001 (LINK_SPEC): Likewise.
3002 (ARC_TLS_EXTRA_START_SPEC): Likewise.
3003 (EXTRA_SPECS): Likewise.
3004 (STARTFILE_SPEC): Likewise.
3005 (ENDFILE_SPEC): Likewise.
3006 (LIB_SPEC): Likewise.
3007 (TARGET_SDATA_DEFAULT): Likewise.
3008 (TARGET_MMEDIUM_CALLS_DEFAULT): Likewise.
3009 (MULTILIB_DEFAULTS): Likewise.
3010 (DWARF2_UNWIND_INFO): Likewise.
3011 * config/arc/big.h: New file.
3012 * config/arc/elf.h: Likewise.
3013 * config/arc/linux.h: Likewise.
3014 * config/arc/t-uClibc: Remove.
3016 2017-02-27 Bin Cheng <bin.cheng@arm.com>
3018 PR tree-optimization/77536
3019 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): New function.
3020 (tree_transform_and_unroll_loop): Use above function to compute the
3021 estimated niter of unrolled loop and use it when scaling profile.
3022 Also use count info rather than frequency if it's non-zero.
3023 * tree-ssa-loop-manip.h niter_for_unrolled_loop(): New declaration.
3024 * tree-vect-loop.c (scale_profile_for_vect_loop): New function.
3025 (vect_transform_loop): Call above function.
3027 2017-02-27 Richard Biener <rguenther@suse.de>
3029 PR tree-optimization/45397
3030 * tree-ssa-pre.c (eliminate_insert): Handle BIT_AND_EXPR.
3031 * tree-ssa-sccvn.c (valueized_wider_op): New helper.
3032 (visit_nary_op): Add pattern matching for CSEing sign-changed
3033 or truncated operations with wider ones.
3035 2017-02-27 Richard Biener <rguenther@suse.de>
3037 PR tree-optimization/79690
3038 * tree-vect-stmts.c (vectorizable_store): Use vector type
3039 built from the DR with address-space.
3041 2017-02-26 Gerald Pfeifer <gerald@pfeifer.com>
3043 * doc/invoke.texi (Optimize Options): Refine the description
3044 of asan-use-after-return.
3046 2017-02-25 Alan Modra <amodra@gmail.com>
3048 PR rtl-optimization/79584
3049 * lra-constraints.c (base_to_reg): Reload ad->base, the entire
3050 base, not ad->base_term, the reg within base. Remove assertion
3051 that ad->base == ad->base_term. Replace gen_int_mode using
3052 bogus mode with const0_rtx.
3054 2017-02-25 Jakub Jelinek <jakub@redhat.com>
3057 * tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle
3058 FMA_EXPR like tcc_binary or tcc_unary.
3060 * tree-ssa-loop-niter.c (number_of_iterations_exit): Simplify warning.
3063 * dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value
3065 (size_of_loc_descr): Handle DW_OP_GNU_variable_value.
3066 (output_loc_operands): Handle DW_OP_call_ref and
3067 DW_OP_GNU_variable_value.
3068 (struct variable_value_struct): New type.
3069 (struct variable_value_hasher): Likewise.
3070 (variable_value_hash): New variable.
3071 (string_types): Remove.
3072 (copy_loc_descr): New function.
3073 (add_loc_descr_to_each): Clarify comment. Use copy_loc_descr.
3074 (prepend_loc_descr_to_each): New function.
3075 (add_loc_list): Fix comment typo. Use prepend_loc_descr_to_each
3076 instead of add_loc_descr_to_each if the first argument is single
3077 location list and the second has multiple.
3078 (resolve_args_picking_1): Handle DW_OP_GNU_variable_value.
3079 (loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value
3080 when looking for variable value which doesn't have other location info.
3081 (loc_list_from_tree): Formatting fix.
3082 (gen_array_type_die): Simplify DW_AT_string_length handling.
3083 (adjust_string_types): Remove.
3084 (gen_subprogram_die): Don't call adjust_string_types nor test/set
3085 string_types. Call resolve_variable_values.
3086 (prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value.
3087 (resolve_addr_in_expr): Likewise. Add A argument.
3088 (copy_deref_exprloc): Remove deref argument. Adjust for the
3089 original expression being DW_OP_GNU_variable_value with optionally
3090 DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref
3091 optionally after it.
3092 (optimize_string_length): Rework for DW_OP_GNU_variable_value.
3093 (resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr
3094 callers. Set remove_AT_byte_size if removing DW_AT_string_length.
3095 (variable_value_hasher::hash, variable_value_hasher::equal): New
3097 (resolve_variable_value_in_expr, resolve_variable_value,
3098 resolve_variable_values, note_variable_value_in_expr,
3099 note_variable_value): New functions.
3100 (dwarf2out_early_finish): Call note_variable_value on all toplevel
3103 2017-02-24 Jakub Jelinek <jakub@redhat.com>
3106 * opts.h (handle_generated_option): Add GENERATED_P argument.
3107 * opts-common.c (handle_option): Adjust function comment.
3108 (handle_generated_option): Add GENERATED_P argument, pass it to
3110 (control_warning_option): Pass false to handle_generated_option
3112 * opts.c (maybe_default_option): Pass true to handle_generated_option
3114 * optc-gen.awk: Likewise.
3116 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
3118 * config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of
3119 a REG, look at the REG it is a SUBREG of.
3120 (splitter for cmpeqsi_t): Ditto.
3122 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
3124 * config/pa/pa.c (pa_combine_instructions): Do not share RTL. Make
3125 the special USEs with the pattern of the insn, not the insn itself.
3127 2017-02-24 Matthew Fortune <matthew.fortune@imgtec.com>
3130 * doc/invoke.texi: Document -mload-store-pairs.
3132 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
3133 Sandra Loosemore <sandra@codesourcery.com>
3135 * config/nios2/nios2.c (nios2_simple_const_p): Returns false if the
3136 argument isn't a CONST_INT.
3137 (nios2_alternate_compare_const): Assert op is a CONST_INT.
3138 (nios2_valid_compare_const_p): Assert op is a CONST_INT.
3139 (nios2_validate_compare): Bypass alternate compare logic if *op2
3141 (ldstwm_operation_p): Return false if first_base is not a REG or
3142 if first_offset is not a CONST_INT.
3144 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
3146 * config/cris/cris.md: Use correct operand in a define_peephole2.
3148 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
3150 * config/c6x/c6x.c (predicate_insn): Do not incorrectly share RTL.
3152 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
3154 * config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of
3155 this_insn if it is an INSN or JUMP_INSN.
3156 (force_offsettable): Look at base, not at addr.
3157 * config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL
3158 on things that aren't necessarily CONST_INTs.
3160 2017-02-24 Uros Bizjak <ubizjak@gmail.com>
3162 * doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that
3163 -mfpmath=sse is the default also for x86-32 targets with SSE2
3164 instruction set when @option{-ffast-math} is enabled
3166 2017-02-24 Jeff Law <law@redhat.com>
3168 PR rtl-optimizatoin/79286
3169 * ira.c (update_equiv_regs): Drop may_trap_p exception to
3172 2017-02-24 Richard Biener <rguenther@suse.de>
3174 PR tree-optimization/79389
3175 * gimple-ssa-split-paths.c (is_feasible_trace): Properly skip
3178 2017-02-24 Aldy Hernandez <aldyh@redhat.com>
3180 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
3181 function comment to reflect reality.
3182 (loop_exits_before_overflow): Fix typo in function description.
3184 2017-02-24 Richard Biener <rguenther@suse.de>
3186 PR tree-optimization/79389
3187 * gimple-ssa-split-paths.c (is_feasible_trace): Verify more
3188 properly that a threading opportunity exists. Detect conditional
3189 copy/constant propagation opportunities.
3191 2017-02-23 Eric Botcazou <ebotcazou@adacore.com>
3193 * config/visium/visium.md (type): Add trap.
3194 (b): New mode attribute.
3195 (*btst): Rename into...
3196 (*btst<mode>): ...this and adjust.
3197 (*cbranchsi4_btst_insn): Rename into...
3198 (*cbranch<mode>4_btst_insn): ...this and adjust.
3199 (trap): New define_insn.
3201 2017-02-23 Jakub Jelinek <jakub@redhat.com>
3203 PR tree-optimization/79389
3204 * ifcvt.c (struct noce_if_info): Add rev_cond field.
3205 (noce_reversed_cond_code): New function.
3206 (noce_emit_store_flag): Use rev_cond if non-NULL instead of
3207 reversed_comparison_code. Formatting fix.
3208 (noce_try_store_flag): Test rev_cond != NULL in addition to
3209 reversed_comparison_code.
3210 (noce_try_store_flag_constants): Likewise.
3211 (noce_try_store_flag_mask): Likewise.
3212 (noce_try_addcc): Use rev_cond if non-NULL instead of
3213 reversed_comparison_code.
3214 (noce_try_cmove_arith): Likewise. Formatting fixes.
3215 (noce_try_minmax, noce_try_abs): Clear rev_cond.
3216 (noce_find_if_block): Initialize rev_cond.
3217 (find_cond_trap): Call noce_get_condition with then_bb == trap_bb
3218 instead of false as last argument never attempt to reverse it
3221 2017-02-23 Bin Cheng <bin.cheng@arm.com>
3223 PR tree-optimization/79663
3224 * tree-predcom.c (combine_chains): Process refs in reverse order
3225 only for ZERO length chains, and add explaining comment.
3227 2017-02-23 Jeff Law <law@redhat.com>
3229 PR tree-optimization/79578
3230 * tree-ssa-dse.c (clear_bytes_written_by): Use OEP_ADDRESS_OF
3231 in call to operand_equal_p.
3233 2017-01-23 Dominique d'Humieres <dominiq@lps.ens.fr>
3236 * config/i386/cpuid.h: Fix another undefined behavior.
3238 2017-02-23 Richard Biener <rguenther@suse.de>
3240 PR tree-optimization/79683
3241 * tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite
3242 vector types for data-refs.
3244 2017-02-23 Martin Liska <mliska@suse.cz>
3246 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): Change default to 0.
3248 2017-02-23 Jakub Jelinek <jakub@redhat.com>
3251 * internal-fn.c (get_range_pos_neg): Moved to ...
3252 * tree.c (get_range_pos_neg): ... here. No longer static.
3253 * tree.h (get_range_pos_neg): New prototype.
3254 * expr.c (expand_expr_real_2) <case TRUNC_DIV_EXPR>: If both arguments
3255 are known to be in between 0 and signed maximum inclusive, try to
3256 expand both unsigned and signed divmod and use the cheaper one from
3259 2017-02-22 Jeff Law <law@redhat.com>
3261 PR tree-optimization/79578
3262 * tree-ssa-dse.c (clear_bytes_written_by): Use operand_equal_p
3263 to compare base operands.
3265 2017-02-22 Segher Boessenkool <segher@kernel.crashing.org>
3268 * config/rs6000/rs6000.md (*fsel<SFDF:mode><SFDF2:mode>4): Use
3269 gpc_reg_operand instead of fpr_reg_operand.
3271 2017-02-22 Sameera Deshpande <sameera.deshpande@imgtec.com>
3273 * config/mips/mips.c (mips_return_in_memory): Force FP
3274 vector types to be returned in memory for o32 ABI.
3276 2017-02-22 Jakub Jelinek <jakub@redhat.com>
3278 * dwarf2out.c (gen_variable_die): For -gdwarf-5, use DW_TAG_variable
3279 instead of DW_TAG_member for static data member declarations and don't
3280 set no_linkage_name for static inline data members.
3281 (gen_member_die): For -gdwarf-5 don't change DW_TAG_variable
3284 2017-02-22 Martin Liska <mliska@suse.cz>
3286 * doc/invoke.texi: Replace inequality signs with square brackets
3289 2017-02-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3291 PR tree-optimization/68644
3292 * gcc.dg/tree-ssa/ivopts-lt-2.c: Skip for powerpc*-*-*.
3294 2017-02-22 Matthew Fortune <matthew.fortune@imgtec.com>
3297 * lra-constraints.c (simplify_operand_subreg): Handle
3298 WORD_REGISTER_OPERATIONS targets.
3300 2017-02-22 Jakub Jelinek <jakub@redhat.com>
3303 * reg-stack.c (emit_swap_insn): Treat (float_extend:?F (mem:?F))
3304 and (const_double:?F) like (mem:?F) for the purpose of fxch %st(1)
3305 elimination by swapping fld*.
3307 2017-02-22 Richard Biener <rguenther@suse.de>
3309 PR tree-optimization/79673
3310 * tree-ssa-pre.c (compute_avail): Use wide_int_to_tree to
3311 convert the [TARGET_]MEM_REF offset INTEGER_CST, scrapping off
3312 irrelevant address-space qualifiers and avoiding a
3313 ADDR_SPACE_CONVERT_EXPR from fold_convert.
3315 2017-02-22 Richard Biener <rguenther@suse.de>
3317 PR tree-optimization/79666
3318 * tree-vrp.c (extract_range_from_binary_expr_1): Make sure
3319 to not symbolically negate if that may introduce undefined
3322 2017-02-22 Martin Liska <mliska@suse.cz>
3325 * data-streamer-in.c (streamer_read_gcov_count): Remove assert.
3326 * data-streamer-out.c (streamer_write_gcov_count_stream):
3328 * value-prof.c (stream_out_histogram_value): Make assert more
3329 precise based on type of counter.
3331 2017-02-21 Uros Bizjak <ubizjak@gmail.com>
3334 * config/i386/i386.md (standard_x87sse_constant_load splitter):
3335 Use nonimmediate_operand instead of memory_operand for operand 1.
3336 (float-extend standard_x87sse_constant_load splitter): Ditto.
3338 2017-02-21 Jeff Law <law@redhat.com>
3340 PR tree-optimization/79621
3341 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Ignore
3342 blocks with edges to themselves.
3344 2017-02-21 Jakub Jelinek <jakub@redhat.com>
3347 * tree-chkp-opt.c (chkp_optimize_string_function_calls): Use
3348 is_gimple_call instead of comparing gimple_code with GIMPLE_CALL.
3349 Use gimple_call_builtin_p.
3352 * sel-sched.c (moveup_expr_cached): Don't call sel_bb_head
3353 on temporarily removed DEBUG_INSNs.
3355 PR tree-optimization/79649
3356 * tree-loop-distribution.c (classify_partition): Give up on
3357 non-generic address space loads/stores.
3359 2017-02-21 Aldy Hernandez <aldyh@redhat.com>
3361 * doc/loop.texi (Loop manipulation): Remove nonexistent
3362 tree_ssa_loop_version from the documentation.
3363 * cfgloopmanip.c (loop_version): Document CONDITION_BB argument.
3365 2017-02-21 Jakub Jelinek <jakub@redhat.com>
3368 * config/i386/i386.c (ix86_expand_split_stack_prologue): Call
3369 make_reg_eh_region_note_nothrow_nononlocal on call_insn.
3370 * config/rs6000/rs6000.c: Include except.h.
3371 (rs6000_expand_split_stack_prologue): Call
3372 make_reg_eh_region_note_nothrow_nononlocal on the call insn.
3374 2017-02-21 Martin Jambor <mjambor@suse.cz>
3377 * ipa-prop.c (ipa_prop_write_jump_functions): Bail out if no edges
3380 2017-02-21 Martin Jambor <mjambor@suse.cz>
3382 * common.opt (-fipa-cp-alignment): Mark as ignored and preserved
3383 for backward compatibility only.
3384 * doc/invoke.texi (Option Summary): Remove all references to
3387 2017-02-21 Matthew Fortune <matthew.fortune@imgtec.com>
3391 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
3393 * lra-constraints.c (curr_insn_transform): Handle
3394 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
3396 2017-02-21 Martin Liska <mliska@suse.cz>
3398 * config/i386/i386.opt: Replace -masm-dialect with -masm.
3400 2017-02-21 Thomas Schwinge <thomas@codesourcery.com>
3402 PR translation/79638
3403 * config/nvptx/nvptx.c (ENTRY_TEMPLATE): Single out "%ntid.y".
3405 2017-02-21 Eric Botcazou <ebotcazou@adacore.com>
3408 * config/arm/arm.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
3409 (arm_function_ok_for_sibcall): Return false for an indirect call by
3410 descriptor if all the argument registers are used.
3411 (arm_relayout_function): Use FUNCTION_ALIGNMENT macro to adjust the
3412 alignment of the function.
3414 2017-02-21 Jakub Jelinek <jakub@redhat.com>
3416 PR tree-optimization/61441
3417 * simplify-rtx.c (simplify_const_unary_operation): For
3418 -fsignaling-nans and sNaN operand, return NULL_RTX rather than
3419 the sNaN unmodified.
3421 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
3423 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
3424 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
3425 instead of SYSTEM_HEADER_DIR.
3427 2017-02-20 Gerald Pfeifer <gerald@pfeifer.com>
3428 Martin Liška <mliska@suse.cz>
3430 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
3431 Fix typos and grammar, use active voice, and clarify.
3433 2017-02-20 Marek Polacek <polacek@redhat.com>
3436 * gimplify.c (gimplify_expr): Handle unused *&&L;.
3439 * ubsan.c (ubsan_type_descriptor): Check if TYPE_MAX_VALUE is null.
3441 2017-02-20 Jakub Jelinek <jakub@redhat.com>
3444 * config/i386/i386.c (ix86_expand_builtin): Handle
3445 OPTION_MASK_ISA_AVX512VL and OPTION_MASK_ISA_64BIT in
3446 ix86_builtins_isa[fcode].isa as a requirement of those
3447 flags and any other flag in the bitmask.
3448 (ix86_init_mmx_sse_builtins): Use 0 instead of
3449 ~OPTION_MASK_ISA_64BIT as mask.
3450 * config/i386/i386-builtin.def (__builtin_ia32_rdtsc,
3451 __builtin_ia32_rdtscp, __builtin_ia32_pause, __builtin_ia32_bsrsi,
3452 __builtin_ia32_rdpmc, __builtin_ia32_rolqi, __builtin_ia32_rolhi,
3453 __builtin_ia32_rorqi, __builtin_ia32_rorhi): Likewise.
3455 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
3458 * lra-constraints.c (split_reg): Check requested split mode
3459 is supported by the register.
3461 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
3463 * lra-constraints.c (simplify_operand_subreg): Remove early
3466 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
3469 * lra-constraints.c (curr_insn_transform): Tighten condition
3470 for converting SUBREG reloads from OP_OUT to OP_INOUT.
3472 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
3475 * lra-constraints.c (curr_insn_transform): Handle
3476 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
3478 2017-02-19 Uros Bizjak <ubizjak@gmail.com>
3481 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
3483 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
3485 2017-02-19 Jonathan Wakely <jwakely@redhat.com>
3488 * doc/invoke.texi (C++ Dialect Options) [-Wliteral-suffix]: Update
3491 2017-02-19 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3493 * gimple-pretty-print.c (dump_ternary_rhs): Adjust gimple dump format
3496 2017-02-18 Jakub Jelinek <jakub@redhat.com>
3498 * final.c (last_columnnum, override_columnnum): New variables.
3499 (final_start_function): Set last_columnnum, pass it to begin_prologue
3500 hook and pass 0 to dwarf2out_begin_prologue.
3501 (final_scan_insn): Update override_columnnum. Pass last_columnnum
3502 to source_line debug hook.
3503 (notice_source_line): Compute last_columnnum and for debug_column_info
3504 return true on column changes.
3505 * debug.h (struct gcc_debug_hooks): Add column argument to
3506 source_line and begin_prologue hooks.
3507 (debug_nothing_int_charstar_int_bool): Remove prototype.
3508 (debug_nothing_int_int_charstar,
3509 debug_nothing_int_int_charstar_int_bool): New prototypes.
3510 (dwarf2out_begin_prologue): Add column argument.
3511 * debug.c (do_nothing_debug_hooks): Adjust source_line and
3512 begin_prologue hooks.
3513 (debug_nothing_int_charstar_int_bool): Remove.
3514 (debug_nothing_int_int_charstar,
3515 debug_nothing_int_int_charstar_int_bool): New functions.
3516 * dwarf2out.c (dwarf2out_begin_prologue): Add column argument, pass it
3517 through to dwarf2out_source_line.
3518 (dwarf2_lineno_debug_hooks): Adjust begin_prologue hook.
3519 (dwarf2out_source_line): Add column argument, emit it if requested.
3520 * sdbout.c (sdbout_source_line, sdbout_begin_prologue): Add column
3522 * xcoffout.h (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
3523 * xcoffout.c (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
3524 * vmsdbgout.c (vmsdbgout_begin_prologue): Add column argument, pass it
3525 through to dwarf2out_begin_prologue.
3526 (vmsdbgout_source_line): Add column argument, pass it through to
3527 dwarf2out_source_line.
3528 * dbxout.c (dbxout_begin_prologue): Add column argument, adjust
3529 dbxout_source_line caller.
3530 (dbxout_source_line): Add column argument.
3532 * common.opt (gno-column-info, gcolumn-info): New options.
3533 * dwarf2out.c (dwarf2_lineno_debug_hooks): Formatting fix.
3534 (check_die): Also test for multiple DW_AT_decl_column attributes.
3535 (add_src_coords_attributes, dwarf2out_imported_module_or_decl_1): Add
3536 DW_AT_decl_column if requested.
3537 (gen_subprogram_die): Compare and/or add also DW_AT_decl_column
3539 (gen_variable_die): Likewise.
3540 (add_call_src_coords_attributes): Add DW_AT_call_column if requested.
3541 * doc/invoke.texi (-gcolumn-info, -gno-column-info): Document.
3544 * config/i386/i386.opt (m3dnowa): Replace Undocumented with Report.
3545 * common/config/i386/i386-common.c (OPTION_MASK_ISA_3DNOW_A_SET): Define.
3546 (ix86_handle_option): Handle OPT_m3dnowa.
3547 * doc/invoke.texi (-m3dnowa): Document.
3548 * doc/extend.texi (__builtin_ia32_pmulhuw, __builtin_ia32_pf2iw): Use
3549 -m3dnowa instead of -m3dnow -march=athlon.
3552 * config/i386/i386.c (ix86_print_operand): Use output_operand_lossage
3553 instead of gcc_assert for K, r and R code checks. Formatting fixes.
3555 2017-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3558 * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
3559 support for CODE_FOR_vsx_xxpermdi_v2d[fi]_be.
3560 * config/rs6000/rs6000.md (reload_gpr_from_vsx<mode>): Call
3561 generator for vsx_xxpermdi_<mode>_be.
3562 * config/rs6000/vsx.md (vsx_xxpermdi_<mode>): Remove logic to
3563 force big-endian semantics.
3564 (vsx_xxpermdi_<mode>_be): New define_expand with same
3565 implementation as previous version of vsx_xxpermdi_<mode>.
3567 2017-02-17 Jakub Jelinek <jakub@redhat.com>
3569 PR tree-optimization/79327
3570 * gimple-ssa-sprintf.c (format_integer): Remove likely_adjust
3571 variable, its initialization and use.
3573 2017-02-17 Julia Koval <julia.koval@intel.com>
3575 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDPID_SET): New.
3576 (OPTION_MASK_ISA_PKU_UNSET): New.
3577 (ix86_handle_option): Handle -mrdpid.
3578 * config/i386/cpuid.h (bit_RDPID): New.
3579 * config/i386/driver-i386.c (host_detect_local_cpu):
3580 Detect RDPID feature.
3581 * config/i386/i386-builtin.def (__builtin_ia32_rdpid): New.
3582 * config/i386/i386-c.c (ix86_target_macros_internal):
3584 * config/i386/i386.c (ix86_target_string): Add -mrdpid to isa2_opts.
3585 (ix86_valid_target_attribute_inner_p): Add "rdpid".
3586 (ix86_expand_builtin): Handle IX86_BUILTIN_RDPID.
3587 * config/i386/i386.h (TARGET_RDPID, TARGET_RDPID_P): New.
3588 * config/i386/i386.md (define_insn "rdpid"): New.
3589 * config/i386/i386.opt Add -mrdpid.
3590 * config/i386/immintrin.h (_rdpid_u32): New.
3592 2017-02-17 Vladimir Makarov <vmakarov@redhat.com>
3594 PR rtl-optimization/79541
3595 * lra-constraints.c (curr_insn_transform): Remove wrong asm insn
3596 instead of transforming it into USE.
3598 2017-02-17 Segher Boessenkool <segher@kernel.crashing.org>
3600 * config/rs6000/rs6000.md (extendsfdf2): Remove default arguments.
3601 If HONOR_SNANS (SFmode) force the input to a register.
3602 (*extendsfdf2_fpr): Add !HONOR_SNANS (SFmode) condition.
3603 (*extendsfdf2_snan): New pattern, used when using SNaNs; it generates
3604 an frsp or similar insn.
3606 2017-02-17 Martin Liska <mliska@suse.cz>
3608 PR rtl-optimization/79577
3609 * params.def (selsched-max-sched-times): Increase minimum to 1.
3611 2017-02-17 Martin Liska <mliska@suse.cz>
3613 PR rtl-optimization/79574
3614 * gcse.c (want_to_gcse_p): Prevent integer overflow.
3616 2017-02-17 Martin Liska <mliska@suse.cz>
3618 PR tree-optimization/79529
3619 * tree-ssa-loop-unswitch.c (is_maybe_undefined): Use
3620 ssa_defined_default_def_p to handle cases which are implicitly
3622 * tree-ssa.c (ssa_defined_default_def_p): New function.
3623 (ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases
3624 which are implicitly defined.
3625 * tree-ssa.h (ssa_defined_default_def_p): Declare.
3627 2017-02-17 Richard Biener <rguenther@suse.de>
3630 * params.def (max-ssa-name-query-depth): Limit to 10.
3632 2017-02-17 Richard Biener <rguenther@suse.de>
3634 PR tree-optimization/79552
3635 * tree-ssa-structalias.c (visit_loadstore): Properly verify
3638 2017-02-17 Richard Biener <rguenther@suse.de>
3641 * genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.
3643 2017-02-17 Marek Polacek <polacek@redhat.com>
3646 * fold-const.c (fold_negate_expr_1): Renamed from fold_negate_expr.
3647 (fold_negate_expr): New wrapper.
3649 2017-02-16 Sandra Loosemore <sandra@codesourcery.com>
3651 * doc/invoke.texi (C++ Dialect Options) [-Wno-non-template-friend]:
3652 Correct terminology and de-emphasize pre-standard behavior.
3654 2017-02-16 Alan Modra <amodra@gmail.com>
3656 PR rtl-optimization/79286
3657 * ira.c (def_dominates_uses): New function.
3658 (update_equiv_regs): Don't create an equivalence for insns that
3659 may trap where the register def does not dominate the use.
3661 2017-02-16 Vladimir Makarov <vmakarov@redhat.com>
3663 PR rtl-optimization/78127
3664 * lra.c (lra): Call lra_eliminate before finish the loop after
3667 2017-02-16 Richard Biener <rguenther@suse.de>
3669 * graphite.h: Do not include isl/isl_val_gmp.h, instead include
3671 * graphite-isl-ast-to-gimple.c (gmp_cst_to_tree): Remove.
3672 (gcc_expression_from_isl_expr_int): Use generic isl_val interface.
3673 * graphite-sese-to-poly.c: Do not include isl/isl_val_gmp.h.
3674 (isl_val_int_from_wi): New function.
3675 (extract_affine_gmp): Rename to ...
3676 (extract_affine_wi): ... this, take a widest_int.
3677 (extract_affine_int): Just wrap extract_affine_wi.
3678 (add_param_constraints): Use isl_val_int_from_wi.
3679 (add_loop_constraints): Likewise, and extract_affine_wi.
3681 2017-02-15 Jeff Law <law@redhat.com>
3684 * ira-costs.c (scan_one_insn): Check have_regs_of_mode before calling
3685 ira_init_register_move_cost_if_necessary.
3687 2017-02-15 Martin Sebor <msebor@redhat.com>
3690 * doc/invoke.texi (-fdump-final-insns): Replace option accidentally
3691 removed in a prior commit.
3693 2017-02-15 Bin Cheng <bin.cheng@arm.com>
3695 PR tree-optimization/79347
3696 * tree-vect-loop-manip.c (vect_do_peeling): Maintain profile
3697 counters during peeling.
3699 2017-02-15 Thomas Schwinge <thomas@codesourcery.com>
3701 * Makefile.in (site.exp): Remove "set ISLVER".
3703 2017-02-15 Jakub Jelinek <jakub@redhat.com>
3706 * real.c (real_from_integer): Call real_convert even for decimal.
3708 2017-02-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
3711 * config/s390/s390.c: define TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
3713 2017-02-14 Andrew Pinski <apinski@cavium.com>
3715 * config/aarch64/aarch64-cores.def (thunderx2t99): Move to under 'C"
3716 cores and change the partno/implementer to be correct.
3717 (thunderx2t99p1): New core which replaces thunderx2t99 and still has
3718 the 'B" as the implementer.
3719 * config/aarch64/aarch64-tune.md: Regenerate.
3721 2017-02-14 Carl Love <cel@us.ibm.com>
3723 * config/rs6000/rs6000.c: Add case statement entry to make the
3724 xvcvuxdsp built-in argument unsigned.
3725 * config/rs6000/vsx.md: Fix the source and return operand types so they
3726 match the instruction definitions from the ISA document. Fix typo
3727 in the instruction generation for the (define_insn "vsx_xvcvuxdsp"
3730 2017-02-14 Vladimir Makarov <vmakarov@redhat.com>
3733 * lra-int.h (struct lra_operand_data, struct lra_insn_reg): Add
3734 member early_clobber_alts.
3735 * lra-lives.c (reg_early_clobber_p): New.
3736 (process_bb_lives): Use it.
3737 * lra.c (new_insn_reg): New arg early_clobber_alts. Use it.
3738 (debug_operand_data): Initialize early_clobber_alts.
3739 (setup_operand_alternative): Set up early_clobber_alts.
3740 (collect_non_operand_hard_regs): Ditto. Pass early clobber
3741 alternatives to new_insn_reg.
3742 (add_regs_to_insn_regno_info): Add arg early_clobber_alts. Use
3744 (lra_update_insn_regno_info): Pass the new arg.
3746 2017-02-14 Jakub Jelinek <jakub@redhat.com>
3749 * omp-offload.c (free_oacc_loop): Release loop->ifns vector.
3750 (new_oacc_loop_raw): Don't clear already cleared fields.
3753 * config/i386/avx512pfintrin.h (_mm512_prefetch_i32gather_pd,
3754 _mm512_prefetch_i32gather_ps, _mm512_prefetch_i64gather_pd,
3755 _mm512_prefetch_i64gather_ps): New inline functions and macros.
3757 2017-02-14 Uros Bizjak <ubizjak@gmail.com>
3760 * config/i386/i386.md (*movxf_internal): Add (o,rC) alternative.
3762 2017-02-14 H.J. Lu <hongjiu.lu@intel.com>
3765 * config/i386/i386.c (timode_scalar_chain::convert_insn): Insert
3766 the extra instruction to the right place to store 128-bit constant
3769 2017-02-14 Martin Sebor <msebor@redhat.com>
3772 * gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX
3773 warning for strings of unknown length.
3775 2017-02-13 Segher Boessenkool <segher@kernel.crashing.org>
3777 * config.gcc (supported_defaults) [powerpc*-*-*]: Update.
3779 2017-02-14 Jeff Law <law@redhat.com>
3782 * ira-costs.c (scan_one_insn): Initialize register move costs
3783 for pseudos seen in USE/CLOBBER insns.
3785 PR tree-optimization/79095
3786 * tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR,
3787 if the numerator has the range ~[0,0] make the resultant range ~[0,0].
3788 (extract_range_from_binary_expr): For MINUS_EXPR with no derived range,
3789 if the operands are known to be not equal, then the resulting range
3791 (intersect_ranges): If the new range is ~[0,0] and the old range is
3792 wide, then prefer ~[0,0].
3793 * tree-vrp.c (overflow_comparison_p_1): New function.
3794 (overflow_comparison_p): New function.
3795 * tree-vrp.c (register_edge_assert_for_2): Register additional asserts
3796 if NAME is used in an overflow test.
3797 (vrp_evaluate_conditional_warnv_with_ops): If the ops represent an
3798 overflow check that can be expressed as an equality test, then adjust
3799 ops to be that equality test.
3801 2017-02-14 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3803 * config/s390/s390-builtin-types.def: Remove flags argument.
3804 * config/s390/s390.c (s390_init_builtins): Likewise.
3806 2017-02-14 Martin Liska <mliska@suse.cz>
3808 * tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body
3809 vector. Fix trailing white spaces.
3811 2017-02-14 James Greenhalgh <james.greenhalgh@arm.com>
3813 * config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle
3816 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3818 PR rtl-optimization/68664
3819 * config/arm/arm.c (arm_sched_can_speculate_insn):
3820 New function. Declare prototype.
3821 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
3823 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3825 PR rtl-optimization/68664
3826 * config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
3828 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
3830 2017-02-14 Amit Pawar <amit.pawar@amd.com>
3832 * config/i386/i386.c (znver1_cost): Fix the alignment for function and
3833 max skip bytes for function, loop and jump.
3835 2017-02-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3837 * gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for
3838 ABS_EXPR for gimple dump.
3840 2017-02-14 Jakub Jelinek <jakub@redhat.com>
3843 * config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4].
3845 PR tree-optimization/79408
3846 * tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
3847 case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
3848 (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
3849 also if rhs1 is INTEGER_CST.
3851 2017-02-14 Richard Biener <rguenther@suse.de>
3854 * tree-into-ssa.c (insert_phi_nodes): When the function can
3855 have abnormal edges rewrite SSA names with broken use-def
3856 dominance out of SSA and register them for PHI insertion.
3858 2017-02-13 Martin Sebor <msebor@redhat.com>
3861 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid
3862 clearing info.nowrite flag when snprintf size argument is a range.
3864 2017-02-13 Jakub Jelinek <jakub@redhat.com>
3866 * cprop.c (cprop_jump): Add missing space in string literal.
3867 * tree-ssa-structalias.c (rewrite_constraints): Likewise.
3868 (get_constraint_for_component_ref): Likewise.
3869 * df-core.c (df_worklist_dataflow_doublequeue): Likewise.
3870 * tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise.
3871 * lra-constraints.c (process_alt_operands): Likewise.
3872 * ipa-inline.c (inline_small_functions): Likewise.
3873 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise.
3874 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
3875 * trans-mem.c (diagnose_tm_1_op): Likewise.
3876 * omp-grid.c (grid_find_single_omp_among_assignments): Likewise.
3877 (grid_parallel_clauses_gridifiable): Likewise.
3879 * config/nvptx/mkoffload.c (process): Add space in between
3882 * config/i386/i386.h (REG_CLASS_NAMES): Add , in between
3883 "MOD4_SSE_REGS" and "ALL_REGS".
3885 * spellcheck.c (test_data): Add , in between "foo" and "food".
3887 2017-02-13 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3890 * config/rs6000/rs6000.c (expand_block_compare): Make sure runtime
3891 boundary crossing check and subsequent code generation agree.
3893 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3895 * config/aarch64/aarch64.c (has_memory_op): Delete.
3896 (aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of
3899 2017-02-13 Jakub Jelinek <jakub@redhat.com>
3901 PR rtl-optimization/79388
3902 PR rtl-optimization/79450
3903 * combine.c (distribute_notes): When removing TEM_INSN for which
3904 corresponding dest has last value recorded, invalidate that last
3907 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3909 * config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead
3910 of explicit '@'. Add missing assembly comment marker on branch costs
3913 2017-02-13 Nathan Sidwell <nathan@acm.org>
3915 * gengtype-lex.l (<in_struct>): Add '/'.
3917 2017-02-13 Martin Liska <mliska@suse.cz>
3920 * calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC.
3922 2017-02-13 Richard Biener <rguenther@suse.de>
3924 * configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS):
3926 * configure: Re-generate.
3927 * config.in: Likewise.
3928 * graphite-dependences.c: Simplify as if
3929 HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined.
3930 * graphite-isl-ast-to-gimple.c: Likewise.
3931 * graphite-optimize-isl.c: Likewise.
3932 * graphite-poly.c: Likewise.
3933 * graphite-sese-to-poly.c: Likewise.
3934 * graphite.h: Likewise.
3935 * toplev.c: Include isl/version.h and use isl_version () for
3936 printing the ISL version.
3937 * doc/install.texi: Update ISL requirement.
3939 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
3941 * doc/standards.texi (Standards): Update reference to
3944 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
3946 * doc/extend.texi (Named Address Spaces): sourceware.org now
3948 * doc/install.texi (Binaries): Ditto.
3951 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
3953 * doc/cpp.texi: Replace "stringify"/"stringification" with C
3954 standard terminology "stringize"/"stringizing" throughout.
3955 * doc/cppinternals.texi: Likewise.
3957 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
3959 * doc/extend.texi: Fix some spelling mistakes and typos.
3960 * doc/invoke.texi: Likewise.
3962 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
3965 * params.def (inline-min-speedup) Change from 10 to 8.
3967 2017-02-11 Jakub Jelinek <jakub@redhat.com>
3969 * doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to
3972 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
3975 * ipa-inline-analysis.c (get_minimal_bb): New function.
3976 (record_modified): Use it.
3977 (remap_edge_change_prob): Handle also ancestor functions.
3979 2017-02-11 Gerald Pfeifer <gerald@pfeifer.com>
3981 * doc/contrib.texi (Contributors): Remove broken link into
3982 the Mauve CVS repository.
3984 2017-02-11 Jakub Jelinek <jakub@redhat.com>
3987 * internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise
3988 result computation whenever lhs doesn't have vector mode, not
3989 just when it has BLKmode.
3991 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
3993 * doc/makefile.texi (profiledbootstrap): Refer to the
3994 installation instructions only in textual form.
3996 2017-02-10 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3999 * config/rs6000/altivec.md (bcd<bcd_add_sub>): Fix constraints.
4001 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
4003 * doc/install.texi (Specific): Use https for blackfin.uclinux.org.
4004 (Specific): Update mingw-w64 reference.
4006 (Specific): Remove broken link to Renesas RX processor.
4008 2017-02-10 Richard Biener <rguenther@suse.de>
4010 * toplev.c (process_options): Do not mention obsolete graphite
4011 options when printing sorry message about missing graphite support.
4012 Mention -floop-nest-optimize.
4014 2017-02-10 Christophe Lyon <christophe.lyon@linaro.org>
4016 * config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm.
4017 (vtst_p16): Likewise.
4018 (vtstq_p8): Likewise.
4019 (vtstq_p16): Likewise.
4021 (vtstq_p64): Likewise.
4022 * config/arm/arm_neon.h (vgetq_lane_p64): New.
4023 (vset_lane_p64): New.
4024 (vsetq_lane_p64): New.
4026 2017-02-10 Jakub Jelinek <jakub@redhat.com>
4028 PR tree-optimization/79411
4029 * tree-ssa-reassoc.c (is_reassociable_op): Return false if
4030 stmt operands are SSA_NAMEs used in abnormal phis.
4031 (can_reassociate_p): Return false if op is SSA_NAME used in abnormal
4034 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
4037 * cgraphunit.c (cgraph_node::add_new_function): Set externally_visible
4040 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
4042 * tree-ssa-loop-unswitch.c (hoist_guard): Update profile.
4044 2017-02-09 Jakub Jelinek <jakub@redhat.com>
4046 * omp-offload.c (oacc_loop_auto_partitions): Use || instead of |
4050 * gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants,
4051 not arbitrary TREE_CONSTANT.
4054 * gimplify.c (gimplify_adjust_omp_clauses): Ignore
4055 "omp declare target link" attribute unless is_global_var.
4056 * omp-offload.c (find_link_var_op): Likewise.
4058 2017-02-09 Nathan Sidwell <nathan@codesourcery.com>
4059 Chung-Lin Tang <cltang@codesourcery.com>
4061 * gimplify.c (gimplify_scan_omp_clauses): No special handling for
4063 (gimplify_adjust_omp_clauses): Don't delete TILE.
4064 (gimplify_omp_for): Deal with TILE.
4065 * internal-fn.c (expand_GOACC_TILE): New function.
4066 * internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative.
4068 * omp-expand.c (struct oacc_collapse): Add tile and outer fields.
4069 (expand_oacc_collapse_init): Add LOC paramter. Initialize tile
4071 (expand_oacc_collapse_vars): Add INNER parm, adjust for tiling,
4072 avoid DIV for outermost collapse var.
4073 (expand_oacc_for): Insert tile element loop as needed. Adjust.
4074 Remove out of date comments, fix whitespace.
4075 * omp-general.c (omp_extract_for_data): Deal with tiling.
4076 * omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag,
4077 adjust OLF_DIM_BASE value.
4078 (struct omp_for_data): Add tiling field.
4079 * omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE.
4080 (lower_oacc_head_mark): Add OLF_TILE as appropriate. Ensure 2 levels
4081 for auto loops. Remove default auto determining, moved to
4082 oacc_loop_fixed_partitions.
4083 * omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call
4084 stmts, add e_mask field.
4085 (oacc_dim_call): New function, abstracted out from oacc_thread_numbers.
4086 (oacc_thread_numbers): Use oacc_dim_call.
4087 (oacc_xform_tile): New.
4088 (new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector.
4089 (finish_oacc_loop): Adjust for ifns vector.
4090 (oacc_loop_discover_walk): Append loop abstraction sites to list,
4091 add case for GOACC_TILE fns.
4092 (oacc_loop_xform_loop): Delete.
4093 (oacc_loop_process): Iterate over call list directly, and add
4094 handling for GOACC_TILE fns.
4095 (oacc_loop_fixed_partitions): Determine default auto, deal with TILE,
4097 (oacc_loop_auto_partitions): Add outer_assign parm. Assign all but
4098 vector partitioning to outer loops. Assign 2 partitions to loops
4099 when available. Add TILE handling.
4100 (oacc_loop_partition): Adjust oacc_loop_auto_partitions call.
4101 (execite_oacc_device_lower): Process GOACC_TILE fns, ignore unknown specs.
4102 * tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE.
4103 * tree.c (omp_clause_num_ops): Adjust TILE ops.
4104 * tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New.
4106 2017-02-09 Gerald Pfeifer <gerald@pfeifer.com>
4108 * configure.ac (ACX_BUGURL): Update.
4109 * configure: Regenerate.
4111 2017-02-09 Richard Biener <rguenther@suse.de>
4113 PR tree-optimization/69823
4114 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
4115 Properly enumerate all BBs in the region. Use auto_vec/auto_bitmap.
4117 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
4119 * config/arc/arc-c.def: Add __NPS400__ definition.
4120 * config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here.
4121 (TARGET_NPS400): Define.
4123 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
4125 * config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in
4127 (arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t
4129 (arc_cpu_types): Fill the arch_info field with a pointer into the
4130 arc_arch_types table.
4131 (arc_selected_cpu): Declare.
4132 * config/arc/arc.c (arc_selected_cpu): Make global.
4133 (arc_selected_arch): Delete.
4134 (arc_base_cpu): Delete.
4135 (arc_override_options): Remove references to deleted variables,
4136 update access to arch information.
4137 (ARC_OPT): Update access to arch information.
4138 (ARC_OPTX): Likewise.
4139 * config/arc/arc.h (arc_base_cpu): Remove declaration.
4140 (TARGET_ARC600): Update access to arch information.
4141 (TARGET_ARC601): Likewise.
4142 (TARGET_ARC700): Likewise.
4143 (TARGET_EM): Likewise.
4144 (TARGET_HS): Likewise.
4145 * config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch
4148 2017-02-08 Pat Haugen <pthaugen@us.ibm.com>
4151 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert
4152 condition/operands for integer GE/LE/GEU/LEU operations.
4154 2017-02-08 Segher Boessenkool <segher@kernel.crashing.org>
4156 PR translation/79397
4157 * config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling
4160 2017-02-08 Martin Jambor <mjambor@suse.cz>
4163 * ipa-prop.c (ipa_alloc_node_params): Make static, return bool
4164 whether allocation happened.
4165 (ipa_initialize_node_params): Do not call ipa_alloc_node_params if
4166 nothing was allocated.
4168 2017-02-08 Jakub Jelinek <jakub@redhat.com>
4170 PR tree-optimization/79408
4171 * tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not
4172 constant, but SSA_NAME with a known integer range, use the minimum
4173 of that range instead of op1 to determine if modulo can be replaced
4174 with its first operand.
4176 2016-02-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4178 * config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX.
4180 2017-02-08 Richard Biener <rguenther@suse.de>
4182 PR tree-optimization/71824
4183 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
4184 Check all loops contained in the merged region.
4186 2017-02-07 Andrew Pinski <apinski@cavium.com>
4188 * config/aarch64/aarch64.md (popcount<mode>2): New pattern.
4190 2017-02-07 Andrew Pinski <apinski@cavium.com>
4192 * config/aarch64/aarch64-cores.def (thunderx): Disable LSE.
4193 (thunderxt88): Likewise.
4194 (thunderxt81): Disable LSE and change v8.1 to v8.
4195 (thunderxt83): Likewise.
4197 2017-02-07 Jakub Jelinek <jakub@redhat.com>
4198 Richard Biener <rguenther@suse.de>
4201 * ira-int.h (struct target_ira_int): Change x_max_struct_costs_size
4202 type from int to size_t.
4203 * ira-costs.c (struct_costs_size): Change type from int to size_t.
4205 2017-02-07 Jakub Jelinek <jakub@redhat.com>
4207 PR rtl-optimization/79386
4208 * cprop.c (bypass_conditional_jumps): Initialize
4209 bypass_last_basic_block already before splitting bbs after
4210 unconditional traps...
4211 (bypass_conditional_jumps): ... rather than here.
4214 * config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs.
4215 (*avx512f_gathersi<mode>, *avx512f_gathersi<mode>_2,
4216 *avx512f_gatherdi<mode>, *avx512f_gatherdi<mode>_2): Use them,
4217 fix -masm=intel patterns.
4219 2017-02-07 Richard Biener <rguenther@suse.de>
4221 PR tree-optimization/79256
4223 * builtins.c (get_object_alignment_2): Use min_align_of_type
4224 to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT
4225 and ADJUST_FIELD_ALIGN.
4227 * doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional
4229 * doc/tm.texi: Regenerate.
4230 * stor-layout.c (layout_decl): Adjust.
4231 (update_alignment_for_field): Likewise.
4232 (place_field): Likewise.
4233 (min_align_of_type): Likewise.
4234 * config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust.
4235 * config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise.
4236 * config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise.
4237 * config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise.
4238 * config/frv/frv.c (frv_adjust_field_align): Likewise.
4239 * config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise.
4240 * config/i386/i386.c (x86_field_alignment): Likewise.
4241 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
4242 * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise.
4243 * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.
4244 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
4245 * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise.
4246 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
4250 2017-01-30 Richard Biener <rguenther@suse.de>
4252 PR tree-optimization/79256
4253 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
4254 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
4257 2017-02-07 Toma Tabacu <toma.tabacu@imgtec.com>
4259 * config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode
4260 argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw
4261 builtins to SImode and emit a zero-extend, if necessary.
4263 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
4265 * docs/invoke.texi (RISC-V Options): Alphabetize.
4267 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
4269 * doc/invoke.texi (RISC-V Options): Use two spaces to separate
4272 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
4274 * config/riscv/riscv.c: New file.
4275 * gcc/common/config/riscv/riscv-common.c: Likewise.
4276 * config.gcc: Likewise.
4277 * config/riscv/constraints.md: Likewise.
4278 * config/riscv/elf.h: Likewise.
4279 * config/riscv/generic.md: Likewise.
4280 * config/riscv/linux.h: Likewise.
4281 * config/riscv/multilib-generator: Likewise.
4282 * config/riscv/peephole.md: Likewise.
4283 * config/riscv/pic.md: Likewise.
4284 * config/riscv/predicates.md: Likewise.
4285 * config/riscv/riscv-builtins.c: Likewise.
4286 * config/riscv/riscv-c.c: Likewise.
4287 * config/riscv/riscv-ftypes.def: Likewise.
4288 * config/riscv/riscv-modes.def: Likewise.
4289 * config/riscv/riscv-opts.h: Likewise.
4290 * config/riscv/riscv-protos.h: Likewise.
4291 * config/riscv/riscv.h: Likewise.
4292 * config/riscv/riscv.md: Likewise.
4293 * config/riscv/riscv.opt: Likewise.
4294 * config/riscv/sync.md: Likewise.
4295 * config/riscv/t-elf-multilib: Likewise.
4296 * config/riscv/t-linux: Likewise.
4297 * config/riscv/t-linux-multilib: Likewise.
4298 * config/riscv/t-riscv: Likewise.
4299 * configure.ac: Likewise.
4300 * doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew
4301 Waterman as RISC-V maintainers.
4302 * doc/install.texi: Add RISC-V entries.
4303 * doc/invoke.texi: Add RISC-V options section.
4304 * doc/md.texi: Add RISC-V constraints section.
4305 * configure: Regenerated.
4307 2017-02-06 Michael Meissner <meissner@linux.vnet.ibm.com>
4310 * config/rs6000/vector.md (vcond<mode><mode>): Allow the true and
4311 false values to be constant vectors with all 0 or all 1 bits set.
4312 (vcondu<mode><mode>): Likewise.
4313 * config/rs6000/predicates.md (vector_int_reg_or_same_bit): New
4315 (fpmask_comparison_operator): Update comment.
4316 (vecint_comparison_operator): New predicate.
4317 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize
4318 vector conditionals when the true and false values are constant
4319 vectors with all 0 bits or all 1 bits set.
4321 2017-02-06 Martin Sebor <msebor@redhat.com>
4323 PR tree-optimization/79376
4324 * gimple-fold.c (get_range_strlen): Set the minimum length to zero.
4326 2017-02-06 Uros Bizjak <ubizjak@gmail.com>
4328 * config/i386/sse.md (vector modes -> vec_extract* splitter): Use
4329 explicit subreg RTX with operand 1. Use VECTOR_MODE_P predicate
4330 to simplify split condition.
4332 2017-02-06 Jakub Jelinek <jakub@redhat.com>
4334 * omp-expand.c (oxpand_omp_atomic_fetch_op,
4335 expand_omp_atomic_pipeline): Return false if can_atomic_load_p is
4338 2017-02-06 Segher Boessenkool <segher@kernel.crashing.org>
4340 PR rtl-optimization/68664
4341 * target.def (can_speculate_insn): New hook.
4342 * doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook.
4343 * doc/tm.texi: Regenerate.
4344 * sched-rgn.c (can_schedule_ready_p): Use the new hook.
4345 * config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro.
4346 (rs6000_sched_can_speculate_insn): New function.
4348 2017-02-06 Jakub Jelinek <jakub@redhat.com>
4350 PR tree-optimization/79284
4351 * tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define.
4352 * tree-vect-stmts.c (vect_get_vec_def_for_operand,
4353 vectorizable_mask_load_store, vectorizable_operation,
4354 vect_is_simple_cond, get_same_sized_vectype): Use it instead
4355 of comparing TREE_CODE of a type against BOOLEAN_TYPE.
4356 * tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1,
4357 vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise.
4358 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
4359 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
4360 Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after
4361 is_gimple_assign (stmt). Replace another such test with
4362 is_gimple_assign (stmt).
4364 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
4367 * config/avr/avr.c (rtl-iter.h): Include it.
4368 (TARGET_LEGITIMATE_COMBINED_INSN): New hook define...
4369 (avr_legitimate_combined_insn): ...and implementation.
4371 2017-02-06 Dominik Vogt <vogt@linux.vnet.ibm.com>
4373 * config/s390/predicates.md ("larl_operand"): Use macros from hwint.h.
4374 * config/s390/s390.c (s390_const_operand_ok)
4375 (s390_canonicalize_comparison, s390_extract_part)
4376 (s390_single_part, s390_contiguous_bitmask_nowrap_p)
4377 (s390_contiguous_bitmask_p, s390_rtx_costs)
4378 (legitimize_pic_address): Likewise.
4379 * config/s390/s390.md ("clzdi2", "clztidi2"): Likewise.
4380 * config/s390/vx-builtins.md ("vec_genbytemaskv16qi")
4381 ("vec_permi<mode>", "vfae<mode>", "*vfaes<mode>", "vstrc<mode>")
4382 ("*vstrcs<mode>"): Use UINTVAL() to set unsigned HOST_WIDE_INT.
4383 * config/s390/vector.md ("vec_vfenes<mode>"): Likewise.
4385 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
4387 * config/avr/avr.md (*addhi3_zero_extend): Add alternative where
4388 REGNO($0) == REGNO($1).
4390 2017-02-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4392 * config/s390/linux.h(SIZE_TYPE): Add comment.
4394 2017-02-06 Julian Brown <julian@codesourcery.com>
4395 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
4396 Virendra Pathak <virendra.pathak@broadcom.com>
4398 * config/aarch64/aarch64-cores.def: Change the scheduler
4400 * config/aarch64/aarch64.md: Include thunderx2t99.md.
4401 * config/aarch64/thunderx2t99.md: New file.
4403 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
4405 * doc/standards.texi (Go Language): Update link to language
4408 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
4410 * tree-eh.c (lower_resx): Sanitize profile.
4411 (cleanup_empty_eh_move_lp): Likewise.
4413 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
4416 * cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add
4418 * cfgloopmanip.h (loop_version): Update prototype.
4419 * modulo-sched.c (sms_schedule): Update call of loop_version.
4420 * tree-if-conv.c(version_loop_for_if_conversion): Likewise.
4421 * tree-parloops.c (gen_parallel_loop): Likewise.
4422 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
4423 * tree-ssa-loop-split.c (split_loop): Likewise.
4424 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise.
4425 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
4427 2017-02-05 Martin Liska <mliska@suse.cz>
4430 * config/s390/s390.c (s390_gimplify_va_arg): Initialize local
4432 (print_operand_address): Initialize a struct to zero.
4434 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
4436 * doc/contrib.texi (Contributors): Refer to Hans Boehm's
4437 garbage collector only in textual form.
4439 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
4441 * doc/extend.texi (x86 specific memory model extensions for
4442 transactional memory): Simplify a phrase.
4444 2017-02-05 Eric Botcazou <ebotcazou@adacore.com>
4447 * config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
4448 'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
4449 (atomic_storedi_1): Likewise.
4451 2017-02-04 Jakub Jelinek <jakub@redhat.com>
4453 PR tree-optimization/79338
4454 * tree-parloops.c (gather_scalar_reductions): Don't call
4455 vect_analyze_loop_form for loop->inner before destroying loop's
4458 2017-02-03 Martin Sebor <msebor@redhat.com>
4460 PR tree-optimization/79327
4461 * gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix
4462 when precision has resulted in leading zeros.
4463 (format_integer): Adjust the likely counter to assume an unknown
4464 argument that may be zero is non-zero.
4466 2017-02-03 Jason Merrill <jason@redhat.com>
4469 * tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to
4470 avoid copying non-taken branch.
4472 2017-02-03 Jakub Jelinek <jakub@redhat.com>
4474 PR tree-optimization/79340
4475 * tree-vect-loop.c (vectorizable_reduction): Release
4476 vec_defs elements after safe_splicing them into other vectors.
4479 PR tree-optimization/79327
4480 * gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning
4481 true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of
4483 (format_integer): Use wide_int_to_tree instead of build_int_cst
4484 + to_?hwi. If argmin is NULL, just set argmin and argmax to
4485 TYPE_{MIN,MAX}_VALUE of argtype. Simplify and fix computation
4486 of shortest and longest sequence.
4488 2017-02-03 Uros Bizjak <ubizjak@gmail.com>
4490 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
4491 Use pextrd for TARGET_SSE4_1 when creating scalar copy.
4493 2017-02-03 Walter Lee <walt@tilera.com>
4496 * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
4497 after initial stackframe link reg save.
4498 * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
4500 2017-02-03 Jakub Jelinek <jakub@redhat.com>
4503 * config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of
4504 wu for stxssp alternative.
4506 2017-02-03 Martin Sebor <msebor@redhat.com>
4508 PR tree-optimization/79352
4509 * gimple-fold.c (get_range_strlen): Add argument.
4510 (get_range_strlen): Change return type to bool.
4511 (get_maxval_strlen): Pass in a dummy argument.
4512 * gimple-fold.h (get_range_strlen): Change return type to bool.
4513 * gimple-ssa-sprintf.c (get_string_length): Set unlikely counter.
4514 * tree.h (array_at_struct_end_p): Add argument.
4515 * tree.c (array_at_struct_end_p): Handle it.
4517 2017-02-03 Martin Liska <mliska@suse.cz>
4520 * multiple_target.c (create_dispatcher_calls): Redirect edge
4521 from a caller of a dispatcher.
4522 (expand_target_clones): Make the clones local.
4523 (ipa_target_clone): Do both target clones and resolvers.
4524 (ipa_dispatcher_calls): Remove the pass.
4525 (pass_dispatcher_calls::gate): Likewise.
4526 (make_pass_dispatcher_calls): Likewise.
4527 * passes.def (pass_target_clone): Put as very first IPA early
4530 2017-02-03 Martin Liska <mliska@suse.cz>
4532 * symtab.c (symtab_node::binds_to_current_def_p): Bail out
4533 in case of a function with ifunc attribute.
4535 2017-02-03 Martin Liska <mliska@suse.cz>
4537 * cgraph.c (cgraph_node::dump): Dump function version info.
4538 * symtab.c (symtab_node::dump_base): Add missing new line.
4540 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
4542 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function.
4543 (ifcombine_ifandif): Use it.
4545 2017-02-03 Martin Liska <mliska@suse.cz>
4547 * doc/invoke.texi: Document default value for
4548 use-after-scope-direct-emission-threshold.
4550 2017-02-03 Martin Liska <mliska@suse.cz>
4552 PR tree-optimization/79339
4553 * gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear.
4554 (format_floating): Likewise.
4556 2017-02-03 Martin Liska <mliska@suse.cz>
4559 * ipa-prop.c (ipa_node_params_t::insert): Remove current
4561 (ipa_node_params_t::remove): Likewise.
4562 * ipa-prop.h (ipa_node_params::ipa_node_params): Make default
4563 initialization from removed ipa_node_params_t::insert.
4564 (ipa_node_params::~ipa_node_params): Move from removed
4565 ipa_node_params_t::release.
4566 * symbol-summary.h (symbol_summary::m_released): New member.
4567 Do not release a summary twice. Do not allow to call finalizer
4568 for types of a summary that live in GGC memory.
4570 2017-02-02 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
4572 * config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and
4575 2017-02-02 Martin Sebor <msebor@redhat.com>
4578 * gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero.
4579 (format_string): Tighten up the range of output for non-constant
4580 strings and correct the expected range for wide non-constant strings.
4582 2017-02-02 Martin Sebor <msebor@redhat.com>
4584 * doc/invoke.texi (-maccumulate-args): Fix bad grammar.
4587 * doc/invoke.texi (-fdump-tree-): Remove pass-specific options from
4589 (-fdump-tree-@var): Add to index and document how to come up
4590 with pass-specific option and dump file names.
4591 (-fdump-passes): Clarify where to look for output.
4593 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
4596 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump
4597 statistics of the analyzed path; allow threading for speed when
4598 any of BBs along the path are optimized for speed.
4600 2017-02-02 Eric Botcazou <ebotcazou@adacore.com>
4603 * emit-rtl.c (init_emit): Add ??? comment for problematic alignment
4604 settings of the virtual registers.
4607 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
4609 * explow.c (get_dynamic_stack_size): Take known alignment of stack
4610 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
4613 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4615 * config/s390/vx-builtins.md ("vec_ceil", "vec_floor")
4616 ("vec_trunc", "vec_roundc", "vec_round"): Remove expanders.
4618 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4620 * config/s390/s390.md: Add missing comments with the expanded
4622 * config/s390/vector.md: Likewise.
4623 * config/s390/vx-builtins.md: Likewise.
4625 2017-02-02 Jakub Jelinek <jakub@redhat.com>
4628 * config/rs6000/rs6000.md (*fixuns_trunc<mode>di2_fctiduz): Rename to ...
4629 (fixuns_trunc<mode>di2): ... this, remove previous expander. Put all
4630 conditions on a single line.
4632 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4634 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
4635 __S390_VX__ to __VX__.
4637 2017-02-01 Andrew Pinski <apinski@cavium.com>
4639 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass
4640 stmt_info to record_stmt_cost.
4641 (vect_get_known_peeling_cost): Pass stmt_info if known to
4643 * config/aarch64/aarch64-protos.h (cpu_vector_cost): Split
4644 cpu_vector_cost field into
4645 scalar_int_stmt_cost and scalar_fp_stmt_cost. Split vec_stmt_cost
4646 field into vec_int_stmt_cost and vec_fp_stmt_cost.
4647 * config/aarch64/aarch64.c (generic_vector_cost): Update for the
4648 splitting of scalar_stmt_cost and vec_stmt_cost.
4649 (thunderx_vector_cost): Likewise.
4650 (cortexa57_vector_cost): LIkewise.
4651 (exynosm1_vector_cost): Likewise.
4652 (xgene1_vector_cost): Likewise.
4653 (thunderx2t99_vector_cost): Improve after the splitting of the two
4655 (aarch64_builtin_vectorization_cost): Update for the splitting of
4656 scalar_stmt_cost and vec_stmt_cost.
4658 2017-02-01 Torvald Riegel <triegel@redhat.com>
4659 Richard Henderson <rth@redhat.com>
4661 * builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free"
4662 conditional on existance of a fast atomic load.
4663 * optabs-query.c (can_atomic_load_p): New function.
4664 * optabs-query.h (can_atomic_load_p): Declare it.
4665 * optabs.c (expand_atomic_exchange): Always delegate to libatomic if
4666 no fast atomic load is available for the particular size of access.
4667 (expand_atomic_compare_and_swap): Likewise.
4668 (expand_atomic_load): Likewise.
4669 (expand_atomic_store): Likewise.
4670 (expand_atomic_fetch_op): Likewise.
4671 * testsuite/lib/target-supports.exp
4672 (check_effective_target_sync_int_128): Remove x86 because it provides
4673 no fast atomic load.
4674 (check_effective_target_sync_int_128_runtime): Likewise.
4676 2017-02-01 Richard Biener <rguenther@suse.de>
4678 * graphite.c: Include tree-vectorizer.h for find_loop_location.
4679 (graphite_transform_loops): Provide opt-info for optimized nests.
4680 * tree-parloop.c (parallelize_loops): Provide opt-info for
4683 2017-02-01 Richard Biener <rguenther@suse.de>
4686 * tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it
4689 2017-02-01 Richard Biener <rguenther@suse.de>
4691 PR tree-optimization/71824
4692 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
4693 Verify the loops are valid in the merged SESE region.
4694 (scop_detection::can_represent_loop_1): Check analyzing the
4695 evolution of the number of iterations in the region succeeds.
4697 2017-01-31 Ian Lance Taylor <iant@golang.org>
4699 * config/i386/i386.c (ix86_expand_split_stack_prologue): Add
4700 REG_ARGS_SIZE note to 32-bit push insns and call insn.
4702 2017-01-31 David Malcolm <dmalcolm@redhat.com>
4704 PR preprocessor/79210
4705 * input.c (get_substring_ranges_for_loc): Replace line_width
4706 assertion with error-handling.
4708 2017-01-31 Richard Biener <rguenther@suse.de>
4710 PR tree-optimization/77318
4711 * graphite-sese-to-poly.c (extract_affine): Fix assert.
4712 (create_pw_aff_from_tree): Take loop parameter.
4713 (add_condition_to_pbb): Pass loop of the condition to
4714 create_pw_aff_from_tree.
4716 2017-01-31 Jakub Jelinek <jakub@redhat.com>
4718 * config/s390/s390.c (s390_asan_shadow_offset): New function.
4719 (TARGET_ASAN_SHADOW_OFFSET): Redefine.
4721 2017-01-31 Michael Meissner <meissner@linux.vnet.ibm.com>
4725 * config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete,
4727 (convert_int_to_float128): Likewise.
4728 * config/rs6000/rs6000.c (convert_float128_to_int): Likewise.
4729 (convert_int_to_float128): Likewise.
4730 * config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise.
4731 (UNSPEC_IEEE128_CONVERT): Likewise.
4732 (floatsi<mode>2, FLOAT128 iterator): Bypass calling
4733 rs6000_expand_float128_convert if we have IEEE 128-bit hardware.
4734 Use local variables for IBM extended format.
4735 (fix_trunc<mode>si2, FLOAT128 iterator): Likewise.
4736 (fix_trunc<mode>si2_fprs): Likewise.
4737 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
4738 (floatuns<IEEE128:mode>2, IEEE128 iterator): Likewise.
4739 (fix<uns>_<mode>si2_hw): Rework the IEEE 128-bt hardware support
4740 to know that we can now have integers of all sizes in vector
4742 (fix<uns>_<mode>di2_hw): Likewise.
4743 (float<uns>_<mode>si2_hw): Likewise.
4744 (fix_<mode>si2_hw): Likewise.
4745 (fixuns_<mode>si2_hw): Likewise.
4746 (float<uns>_<mode>di2_hw): Likewise.
4747 (float_<mode>di2_hw): Likewise.
4748 (float_<mode>si2_hw): Likewise.
4749 (floatuns_<mode>di2_hw): Likewise.
4750 (floatuns_<mode>si2_hw): Likewise.
4751 (xscvqp<su>wz_<mode>): Delete, no longer used.
4752 (xscvqp<su>dz_<mode>): Likewise.
4753 (xscv<su>dqp_<mode>): Likewise.
4754 (ieee128_mfvsrd_64bit): Likewise.
4755 (ieee128_mfvsrd_32bit): Likewise.
4756 (ieee128_mfvsrwz): Likewise.
4757 (ieee128_mtvsrw): Likewise.
4758 (ieee128_mtvsrd_64bit): Likewise.
4759 (ieee128_mtvsrd_32bit): Likewise.
4761 2017-01-31 Martin Liska <mliska@suse.cz>
4764 * ipa-prop.c (ipa_free_all_node_params): Call release method
4765 instead of ~sumbol_summary to not to trigger double times
4768 2017-01-31 Aldy Hernandez <aldyh@redhat.com>
4770 PR tree-optimization/71691
4771 * bitmap.h (class auto_bitmap): New.
4772 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call
4773 is_maybe_undefined instead of ssa_undefined_value_p.
4775 2017-01-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4777 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
4778 __S390_ARCH_LEVEL__ to __ARCH__.
4780 2017-01-31 Jakub Jelinek <jakub@redhat.com>
4782 PR tree-optimization/79267
4783 * value-prof.c (gimple_ic): Only drop lhs for noreturn calls
4784 if should_remove_lhs_p is true.
4786 2017-01-30 Alexandre Oliva <aoliva@redhat.com>
4789 * dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment.
4790 (add_alignment_attribute): New.
4791 (base_type_die): Add alignment attribute.
4792 (subrange_type_die): Likewise.
4793 (modified_type_die): Likewise.
4794 (gen_array_type_die): Likewise.
4795 (gen_descr_array_type_die: Likewise.
4796 (gen_enumeration_type_die): Likewise.
4797 (gen_subprogram_die): Likewise.
4798 (gen_variable_die): Likewise.
4799 (gen_field_die): Likewise.
4800 (gen_ptr_to_mbr_type_die): Likewise.
4801 (gen_struct_or_union_type_die): Likewise.
4802 (gen_subroutine_type_die): Likewise.
4803 (gen_typedef_die): Likewise.
4804 (base_type_cmp): Compare alignment attribute.
4806 2017-01-30 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4809 * config/rs6000/altivec.md (*setb_internal): Rename to setb_signed.
4810 (setb_unsigned) New pattern for setb with CCUNS.
4811 * config/rs6000/rs6000.c (expand_block_compare): Use a different
4812 subfc./subfe sequence to avoid overflow problems. Generate a
4813 shorter sequence with cmpld/setb for power9.
4814 * config/rs6000/rs6000.md (subf<mode>3_carry_dot2): Add a new pattern
4815 for generating subfc. instruction.
4816 (cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence
4817 now uses this instruction.
4819 2017-01-30 Ian Lance Taylor <iant@google.com>
4822 * dwarf2out.c (gen_type_die_with_usage): When picking a variant
4823 for FUNCTION_TYPE/METHOD_TYPE, use the first matching one.
4825 2017-01-30 Martin Sebor <msebor@redhat.com>
4827 * gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision):
4828 Move constant to the right of a relational operator.
4829 (get_mpfr_format_length, format_character, format_string): Ditto.
4830 (should_warn_p, maybe_warn): Same.
4832 * doc/invoke.texi (-Wformat-truncation=1): Fix typo.
4834 2017-01-30 Maxim Ostapenko <m.ostapenko@samsung.com>
4837 * asan.c (get_translation_unit_decl): Remove function.
4838 (asan_add_global): Force has_dynamic_init to zero in LTO mode.
4840 2017-01-30 Martin Liska <mliska@suse.cz>
4842 PR gcov-profile/79259
4843 * opts.c (common_handle_option): Enable flag_ipa_bit_cp w/
4846 2017-01-30 Martin Liska <mliska@suse.cz>
4849 * config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze):
4850 Initialize variables with NULL value.
4852 2017-01-30 Richard Earnshaw <rearnsh@arm.com>
4855 * config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to
4857 * arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h.
4859 2017-01-30 Richard Biener <rguenther@suse.de>
4861 PR tree-optimization/79276
4862 * tree-vrp.c (process_assert_insertions): Properly adjust common
4863 when removing a duplicate.
4865 * gcc.dg/torture/pr79276.c: New testcase.
4867 2017-01-30 Richard Biener <rguenther@suse.de>
4869 PR tree-optimization/79256
4870 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
4871 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
4873 * tree.c (build_aligned_type): Set TYPE_USER_ALIGN.
4875 2017-01-30 Dominik Vogt <vogt@linux.vnet.ibm.com>
4878 * config/s390/s390.md ("*r<noxa>sbg_<mode>_srl_bitmask")
4879 ("*r<noxa>sbg_<mode>_sll_bitmask")
4880 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
4881 ("*extzv_<mode>_sll<clobbercc_or_nocc>"):
4882 Use contiguous_bitmask_nowrap_operand.
4884 2017-01-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4887 * config/rs6000/altivec.h (vec_xl): Revise #define.
4888 (vec_xst): Likewise.
4890 2017-01-27 Uros Bizjak <ubizjak@gmail.com>
4892 * config/i386/i386.c (print_reg): Use REGNO instead of true_regnum.
4894 2017-01-27 Bernd Schmidt <bschmidt@redhat.com>
4896 PR rtl-optimization/79194
4897 * cprop.c (one_cprop_pass): Move deletion of code after unconditional
4898 traps before call to bypass_conditional_jumps.
4900 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
4902 PR tree-optimization/71374
4903 * lra-constraints.c (check_conflict_input_operands): New.
4904 (match_reload): Use it.
4906 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
4909 * lra-assigns.c (find_hard_regno_for_1): Take endianess for into
4910 account to calculate conflict_set.
4912 2017-01-27 Bin Cheng <bin.cheng@arm.com>
4914 PR rtl-optimization/78559
4915 * combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
4916 other_insn in combine.
4918 2017-01-27 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
4920 * builtin-types.def: Use unsigned_char_type_node for BT_UINT8. Use
4921 uint16_type_node for BT_UINT16.
4923 2017-01-27 David Malcolm <dmalcolm@redhat.com>
4925 * doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and
4926 "RTL Tests" to menu.
4927 (GIMPLE Tests): New node.
4928 (RTL Tests): New node.
4930 2017-01-27 Richard Biener <rguenther@suse.de>
4932 PR tree-optimization/79245
4933 * tree-loop-distribution.c (distribute_loop): Apply cost
4934 modeling also to detected patterns.
4936 2017-01-27 Richard Biener <rguenther@suse.de>
4938 PR tree-optimization/71433
4939 * tree-vrp.c (register_new_assert_for): Revert earlier changes.
4940 (compare_assert_loc): New function.
4941 (process_assert_insertions): Sort and optimize assert locations
4942 to remove duplicates and push down identical assertions on
4943 edges to their destination block.
4945 2017-01-27 Richard Biener <rguenther@suse.de>
4947 PR tree-optimization/79244
4948 * tree-vrp.c (remove_range_assertions): Forcefully propagate
4949 out SSA names even if abnormal.
4951 2017-01-27 Jakub Jelinek <jakub@redhat.com>
4953 * realmpfr.h: Poison MPFR_RND{N,Z,U,D}.
4954 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN
4955 instead of MPFR_RNDN.
4957 2017-01-27 Richard Earnshaw <rearnsha@arm.com>
4960 * arm.c (arm_option_override): Don't call build_target_option_node
4961 until after doing all option overrides.
4962 (arm_valid_target_attribute_tree): Likewise.
4964 2017-01-27 Martin Liska <mliska@suse.cz>
4966 * doc/invoke.texi (-fprofile-arcs): Document profiling support
4967 for {cd}tors and C++ {cd}tors.
4969 2017-01-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
4971 * config/s390/s390.md ("*setmem_long_and")
4972 ("*setmem_long_and_31z"): Use zero_extend instead of and.
4974 2017-01-26 Martin Sebor <msebor@redhat.com>
4976 * gimple-ssa-sprintf.c (format_floating): Simplify the computation
4979 2017-01-26 Martin Sebor <msebor@redhat.com>
4981 * gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and
4982 HAVE_DFmode before using XFmode or DFmode.
4983 (parse_directive): Avoid using the z length modifier to avoid
4984 the ISO C++98 does not support the ‘z’ gnu_printf length modifier.
4987 * gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change
4988 to accept adjustment as an array.
4989 (get_int_range): New function.
4990 (struct directive): Make width and prec arrays.
4991 (directive::set_width, directive::set_precision): Call get_int_range.
4992 (format_integer, format_floating): Handle width and precision ranges.
4993 (format_string, parse_directive): Same.
4995 2017-01-26 Jakub Jelinek <jakub@redhat.com>
4998 * dwarf2out.c (generate_skeleton_bottom_up): For children with
4999 comdat_type_p set, just clone them, but keep the children in the
5003 * dwarf2out.c (prune_unused_types): Mark all functions with DIEs
5004 which have direct callers with -fvar-tracking-assignments enabled
5006 (resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin
5007 inside of type units.
5009 2017-01-26 Martin Sebor <msebor@redhat.com>
5012 * gimple-ssa-sprintf.c (struct result_range): Add likely and
5014 (struct format_result): Replace number_chars, number_chars_min,
5015 and number_chars_max with a single member of struct result_range.
5017 (format_result::operator+=): Adjust.
5018 (struct fmtresult): Remove bounded. Handle likely and unlikely
5020 (fmtresult::adjust_for_width_or_precision): New function.
5021 (fmtresult:type_max_digits): New function.
5022 (bytes_remaining): Handle likely and unlikely counters.
5023 (min_bytes_remaining): Remove.
5024 (format_percent): Simplify.
5025 (format_integer, format_floating): Set likely and unlikely counters.
5026 (get_string_length, format_character, format_string): Same.
5027 (format_plain, should_warn_p): New function.
5028 (maybe_warn): Call should_warn_p. Update diagnostic messages
5029 and handle those for all directives, including plain strings.
5030 (format_directive): Handle likely and unlikely counters.
5031 Remove unnecessary quoting from diagnostics. Add an informational
5033 (add_bytes): Remove.
5034 (pass_sprintf_length::compute_format_length): Simplify.
5035 (try_substitute_return_value): Handle likely and unlikely counters.
5037 2017-01-26 Carl Love <cel@us.ibm.com>
5039 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove
5040 bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins
5042 2017-01-26 Vladimir Makarov <vmakarov@redhat.com>
5045 * lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take
5046 endianess for subregs into account.
5047 * lra-constraints.c (lra_constraints): Do risky transformations
5048 always on the first iteration.
5049 * lra-lives.c (check_pseudos_live_through_calls): Add arg
5050 last_call_used_reg_set.
5051 (process_bb_lives): Define and use last_call_used_reg_set.
5052 * lra.c (lra): Always continue after lra_constraints on the first
5055 2017-01-26 Kirill Yukhin <kirill.yukhin@gmail.com>
5057 * gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long
5059 * gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto.
5061 2017-01-26 Jakub Jelinek <jakub@redhat.com>
5063 * config/i386/avx512fintrin.h (_ktest_mask16_u8,
5064 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ...
5065 * config/i386/avx512dqintrin.h (_ktest_mask16_u8,
5066 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here.
5067 * config/i386/i386-builtin.def (__builtin_ia32_ktestchi,
5068 __builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use
5069 OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F.
5070 * config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator.
5071 (kadd<mode>, ktest<mode>): Use it instead of SWI1248_AVX512BWDQ.
5073 2017-01-26 Marek Polacek <polacek@redhat.com>
5076 * fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
5077 for the third operand.
5079 2017-01-26 Jakub Jelinek <jakub@redhat.com>
5082 * omp-low.c (struct omp_context): Add simt_stmt field.
5083 (scan_omp_for): Return omp_context *.
5084 (scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
5085 context to the _simt_ SIMD stmt.
5086 (lower_omp_for): For combined SIMD with sibling _simt_
5087 SIMD, make sure to use the same decls in _looptemp_
5088 clauses as in the sibling.
5090 2017-01-26 David Sherwood <david.sherwood@arm.com>
5093 * gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in
5096 2017-01-26 Jakub Jelinek <jakub@redhat.com>
5099 * reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1);
5100 emit fld b; fld a; if possible.
5102 * brig-builtins.def: Update copyright years.
5103 * config/arm/arm_acle_builtins.def: Update copyright years.
5105 2017-01-25 Michael Meissner <meissner@linux.vnet.ibm.com>
5108 * config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
5109 constraint instead of o for the stxsd instruction.
5111 2017-01-25 Carl Love <cel@us.ibm.com>
5113 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
5114 of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD.
5116 2017-01-25 Jonathan Wakely <jwakely@redhat.com>
5118 * doc/invoke.texi (C++ Dialect Options): Fix typo.
5120 2017-01-25 Richard Biener <rguenther@suse.de>
5122 PR tree-optimization/69264
5123 * target.def (vector_alignment_reachable): Improve documentation.
5124 * doc/tm.texi: Regenerate.
5125 * targhooks.c (default_builtin_vector_alignment_reachable): Simplify
5127 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert
5128 earlier changes with respect to TYPE_USER_ALIGN.
5129 (vector_alignment_reachable_p): Likewise. Improve dumping.
5131 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5134 * config/arm/arm.md (xordi3): Force constant operand into a register
5137 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5139 * doc/invoke.texi (-fstore-merging): Correct default optimization
5140 levels at which it is enabled.
5141 (-O): Move -fstore-merging from list to...
5144 2017-01-25 Richard Biener <rguenther@suse.de>
5147 * omp-expand.c: Include debug.h.
5148 (expand_omp_taskreg): Make sure to generate early debug before
5149 outlining anything from a function.
5150 (expand_omp_target): Likewise.
5151 (grid_expand_target_grid_body): Likewise.
5153 2017-01-25 Maxim Ostapenko <m.ostapenko@samsung.com>
5156 * asan.c (get_translation_unit_decl): New function.
5157 (asan_add_global): Extract modules file name from globals
5158 TRANSLATION_UNIT_DECL name.
5160 2017-01-24 Eric Botcazou <ebotcazou@adacore.com>
5163 * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
5164 for long calls with APCS frame and VFP.
5166 2017-01-24 David Malcolm <dmalcolm@redhat.com>
5168 * cfg.c (original_copy_tables_initialized_p): New function.
5169 * cfg.h (original_copy_tables_initialized_p): New decl.
5170 * cfgrtl.c (relink_block_chain): Guard the call to
5171 free_original_copy_tables with a call to
5172 original_copy_tables_initialized_p.
5173 * cgraph.h (symtab_node::native_rtl_p): New decl.
5174 * cgraphunit.c (symtab_node::native_rtl_p): New function.
5175 (symtab_node::needed_p): Don't assert for early assembly output
5176 for __RTL functions.
5177 (cgraph_node::finalize_function): Set "force_output" for __RTL
5179 (cgraph_node::analyze): Bail out early for __RTL functions.
5180 (analyze_functions): Update assertion to support __RTL functions.
5181 (cgraph_node::expand): Bail out early for __RTL functions.
5182 * final.c (rest_of_clean_state): Don't call delete_tree_ssa for
5184 * function.h (struct function): Update comment for field
5186 * gimple-expr.c: Include "tree-pass.h".
5187 (gimple_has_body_p): Return false for __RTL functions.
5188 * Makefile.in (OBJS): Add run-rtl-passes.o.
5189 * pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New
5191 (gcc::pass_manager::get_clean_slate): New accessor.
5192 * passes.c: Include "insn-addr.h".
5193 (should_skip_pass_p): Add logging. Update logic for running
5194 "expand" to be compatible with both __GIMPLE and __RTL. Guard
5195 property-provider override so it is only done for gimple passes.
5197 (skip_pass): New function.
5198 (execute_one_pass): Call skip_pass when skipping passes.
5199 * read-md.c (md_reader::read_char): Support filtering
5200 the input to a subset of line numbers.
5201 (md_reader::md_reader): Initialize fields
5202 m_first_line and m_last_line.
5203 (md_reader::read_file_fragment): New function.
5204 * read-md.h (md_reader::read_file_fragment): New decl.
5205 (md_reader::m_first_line): New field.
5206 (md_reader::m_last_line): New field.
5207 * read-rtl-function.c (function_reader::create_function): Only
5208 create cfun if it doesn't already exist. Set PROP_rtl on cfun's
5209 curr_properties. Set DECL_INITIAL to a dummy block.
5210 (read_rtl_function_body_from_file_range): New function.
5211 * read-rtl-function.h (read_rtl_function_body_from_file_range):
5213 * run-rtl-passes.c: New file.
5214 * run-rtl-passes.h: New file.
5216 2017-01-24 Jeff Law <law@redhat.com>
5218 * config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase
5221 2017-01-24 Bin Cheng <bin.cheng@arm.com>
5223 PR tree-optimization/79159
5224 * tree-ssa-loop-niter.c (get_cst_init_from_scev): New function.
5225 (record_nonwrapping_iv): Improve boundary using above function if no
5226 value range information.
5228 2017-01-24 Pekka Jääskeläinen <pekka@parmance.com>
5229 Martin Jambor <mjambor@suse.cz>
5231 * brig-builtins.def: New file.
5232 * builtins.def (DEF_HSAIL_BUILTIN): New macro.
5233 (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
5234 (DEF_HSAIL_SAT_BUILTIN): Likewise.
5235 (DEF_HSAIL_INTR_BUILTIN): Likewise.
5236 (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
5237 * builtin-types.def (BT_INT8): New.
5238 (BT_INT16): Likewise.
5239 (BT_UINT8): Likewise.
5240 (BT_UINT16): Likewise.
5241 (BT_FN_ULONG): Likewise.
5242 (BT_FN_UINT_INT): Likewise.
5243 (BT_FN_UINT_ULONG): Likewise.
5244 (BT_FN_UINT_LONG): Likewise.
5245 (BT_FN_UINT_PTR): Likewise.
5246 (BT_FN_ULONG_PTR): Likewise.
5247 (BT_FN_INT8_FLOAT): Likewise.
5248 (BT_FN_INT16_FLOAT): Likewise.
5249 (BT_FN_UINT32_FLOAT): Likewise.
5250 (BT_FN_UINT16_FLOAT): Likewise.
5251 (BT_FN_UINT8_FLOAT): Likewise.
5252 (BT_FN_UINT64_FLOAT): Likewise.
5253 (BT_FN_UINT16_UINT32): Likewise.
5254 (BT_FN_UINT32_UINT16): Likewise.
5255 (BT_FN_UINT16_UINT16_UINT16): Likewise.
5256 (BT_FN_INT_PTR_INT): Likewise.
5257 (BT_FN_UINT_PTR_UINT): Likewise.
5258 (BT_FN_LONG_PTR_LONG): Likewise.
5259 (BT_FN_ULONG_PTR_ULONG): Likewise.
5260 (BT_FN_VOID_UINT64_UINT64): Likewise.
5261 (BT_FN_UINT8_UINT8_UINT8): Likewise.
5262 (BT_FN_INT8_INT8_INT8): Likewise.
5263 (BT_FN_INT16_INT16_INT16): Likewise.
5264 (BT_FN_INT_INT_INT): Likewise.
5265 (BT_FN_UINT_FLOAT_UINT): Likewise.
5266 (BT_FN_FLOAT_UINT_UINT): Likewise.
5267 (BT_FN_ULONG_UINT_UINT): Likewise.
5268 (BT_FN_ULONG_UINT_PTR): Likewise.
5269 (BT_FN_ULONG_ULONG_ULONG): Likewise.
5270 (BT_FN_UINT_UINT_UINT): Likewise.
5271 (BT_FN_VOID_UINT_PTR): Likewise.
5272 (BT_FN_UINT_UINT_PTR: Likewise.
5273 (BT_FN_UINT32_UINT64_PTR): Likewise.
5274 (BT_FN_INT_INT_UINT_UINT): Likewise.
5275 (BT_FN_UINT_UINT_UINT_UINT): Likewise.
5276 (BT_FN_UINT_UINT_UINT_PTR): Likewise.
5277 (BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
5278 (BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
5279 (BT_FN_LONG_LONG_UINT_UINT): Likewise.
5280 (BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
5281 (BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
5282 (BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
5283 (BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
5284 (BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
5285 (BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
5286 * doc/frontends.texi: List BRIG FE.
5287 * doc/install.texi (Testing): Add BRIG tesring requirements.
5288 * doc/invoke.texi (Overall Options): Mention BRIG.
5289 * doc/standards.texi (Standards): Doucment BRIG HSA version.
5291 2017-01-24 Richard Biener <rguenther@suse.de>
5293 PR translation/79208
5294 * ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic.
5296 2017-01-24 Martin Jambor <mjambor@suse.cz>
5299 * ipa-prop.c (ipa_free_all_node_params): Call summary destructor.
5300 * ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts
5303 2017-01-24 Aldy Hernandez <aldyh@redhat.com>
5306 * gimple-ssa-warn-alloca.c (alloca_call_type): Make sure
5307 casts from signed to unsigned really don't have a range.
5309 2017-01-24 Markus Trippelsdorf <markus@trippelsdorf.de>
5311 * gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to
5312 GMP_RNDx for compatiblity.
5314 2017-01-24 Martin Liska <mliska@suse.cz>
5317 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert
5318 that would prevent us to call alloca with -1 as argument.
5320 2017-01-24 Jakub Jelinek <jakub@redhat.com>
5322 * dwarf2out.c (output_compilation_unit_header, output_file_names):
5323 Avoid -Wformat-security warning.
5325 2017-01-23 Andrew Pinski <apinski@cavium.com>
5327 * config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve
5330 2017-01-23 Martin Sebor <msebor@redhat.com>
5333 * gimple-ssa-sprintf.c (warn_level): New global.
5334 (format_integer): Use it here and throughout the rest of the file.
5335 Use the same switch to compute sign as base.
5336 (maybe_warn): New function.
5337 (format_directive): Factor out warnings into maybe_warn.
5338 Add debugging output. Use warn_level.
5339 (add_bytes): Use warn_level.
5340 (pass_sprintf_length::compute_format_length): Add debugging output.
5341 (try_substitute_return_value): Same.
5342 (pass_sprintf_length::handle_gimple_call): Set and use warn_level.
5345 * gimple-ssa-sprintf.c (struct format_result): Remove constant member.
5346 (struct fmtresult, format_integer, format_floating): Adjust.
5347 (fmtresult::fmtresult): Set max correctly in two argument ctor.
5348 (get_string_length, format_string,format_directive): Same.
5349 (pass_sprintf_length::compute_format_length): Same.
5350 (try_substitute_return_value): Simplify slightly.
5353 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting.
5354 (fmtresult::operator+=): Outlined.
5355 (struct fmtresult): Add ctors.
5356 (struct conversion_spec): Rename...
5357 (struct directive): ...to this. Add and remove data members.
5358 (directive::set_width, directive::set_precision): New functions.
5359 (format_percent): Use fmtresult ctor.
5360 (get_width_and_precision): Remove.
5361 (format_integer): Make naming changes. Avoid computing width and
5363 (format_floating): Same. Adjust indentation.
5364 (format_character, format_none): New functions.
5365 (format_string): Moved character handling to format_character.
5366 (format_directive): Remove arguments, change return type.
5367 (parse_directive): New function.
5368 (pass_sprintf_length::compute_format_length): Move directive
5369 parsing to parse_directive.
5371 2017-01-23 Jakub Jelinek <jakub@redhat.com>
5373 * tree.h (assign_assembler_name_if_neeeded): Rename to ...
5374 (assign_assembler_name_if_needed): ... this.
5375 * tree.c (assign_assembler_name_if_neeeded): Rename to ...
5376 (assign_assembler_name_if_needed): ... this.
5377 (free_lang_data_in_cgraph): Adjust callers.
5378 * cgraphunit.c (cgraph_node::analyze): Likewise.
5379 * omp-expand.c (expand_omp_taskreg, expand_omp_target):
5382 2017-01-23 Richard Biener <rguenther@suse.de>
5384 PR tree-optimization/79088
5385 PR tree-optimization/79188
5386 * tree-ssa-threadupdate.c (mark_threaded_blocks): Move code
5387 resetting loop bounds after last path deletion. Reset loop
5388 bounds of the target loop, make code match the comments.
5389 * tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute):
5390 Make sure loops need no fixups.
5392 2017-01-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
5394 * config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert
5395 exponent support with double type for first argument.
5396 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed
5397 type returned by __builtin_vec_extract_sig,
5398 __builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp
5399 functions from "vector int" to "vector unsigned int" or from
5400 "vector long long int" to "vector unsigned long long int".
5401 Changed type returned by __builtin_vec_extract_exp,
5402 __builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp
5403 functions from "vector int" to "vector unsigned int" or from
5404 "vector long long int" to "vector unsigned long long int".
5405 Changed return type of __builtin_vec_test_data_class,
5406 __builtin_vec_test_data_class_sp, and
5407 __builtin_vec_test_data_class_dp from "vector int" to
5408 "vector bool int" or from "vector long long int" to "vector bool
5409 long long int" and changed second argument type from "unsigned
5410 int" to "int". Added new overloaded function forms "vector float
5411 __builtin_vec_insert_exp (vector float, vector unsigned int)" and
5412 "vector float __builtin_vec_insert_exp_sp (vector float, vector
5413 unsigned int)" and "vector double __builtin_vec_insert_exp (vector
5414 double, vector unsigned long long int)" and "vector double
5415 __builtin_vec_insert_exp_dp (vector double, vector unsigned long
5416 long int)". Changed return type of
5417 __builtin_scalar_test_data_class and
5418 __builtin_scalar_test_data_class_sp and
5419 __builtin_scalar_test_data_class_dp from "unsigned int" to "bool
5420 int" and changed second argument from "unsigned int" to "int".
5421 Changed type returned by __builtin_scalar_test_neg,
5422 __builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp
5423 from "int" to "bool int". Added new overloaded function form
5424 "double __builtin_scalar_insert_exp (double, unsigned long long int)".
5425 * config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert
5426 exponent double-precision with floating point first argument.
5427 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust
5428 documentation of scalar_test_data_class, scalar_test_neg,
5429 scalar_extract_sig, scalar_extract_exp, scalar_insert_exp,
5430 vector_extract_exp, vec_extract_sig, vec_insert_exp, and
5431 vec_test_data_class built-in functions to reflect refinements in
5432 their type signatures.
5434 2017-01-23 Andreas Tobler <andreast@gcc.gnu.org>
5436 * config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase
5438 (aarch64_elf_asm_destructor): Likewise.
5440 2017-01-23 Bernd Schmidt <bschmidt@redhat.com>
5442 PR rtl-optimization/78634
5443 * config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function.
5444 (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define.
5445 * ifcvt.c (noce_try_cmove): Add missing cost check.
5447 PR rtl-optimization/71724
5448 * combine.c (if_then_else_cond): Look for situations where it is
5449 beneficial to undo the work of one of the recursive calls.
5451 2017-01-23 Bin Cheng <bin.cheng@arm.com>
5453 PR tree-optimization/70754
5454 * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
5455 (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE. Insert
5456 combined stmt before it if not NULL.
5457 (combine_chains): Process refs reversely and compute dominance point
5460 2017-01-23 Martin Liska <mliska@suse.cz>
5462 PR tree-optimization/79196
5463 * tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ...
5464 (fold_strstr_to_strncmp): ... this. Fold the pattern to strncmp
5466 (strlen_optimize_stmt): Call the renamed function.
5468 2017-01-23 Michael Matz <matz@suse.de>
5470 PR tree-optimization/78384
5471 * tree-ssa-loop-split.c (patch_loop_exit): Use correct edge.
5473 2017-01-23 Richard Biener <rguenther@suse.de>
5475 PR tree-optimization/79186
5476 * tree-vrp.c (register_new_assert_for): Make sure we've seen
5477 both incoming edges before moving an assert.
5479 2017-01-23 Martin Jambor <mjambor@suse.cz>
5481 * ipa-prop.c (load_from_param_1): Removed.
5482 (load_from_unmodified_param): Bits from load_from_param_1 put back
5484 (load_from_param): Removed.
5485 (compute_complex_assign_jump_func): Removed stmt2 and just replaced it
5486 with stmt. Reverted back to use of load_from_unmodified_param.
5488 2017-01-23 Martin Jambor <mjambor@suse.cz>
5491 * ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
5492 (ipa_node_params): Annotate with GTY((for_user)). Make descriptors
5493 field a pointer to garbage collected vector, mark lattices and
5494 ipcp_orig_node with GTY((skip)).
5495 (ipa_get_param_count): Adjust to descriptors being a pointer.
5496 (ipa_get_param): Likewise.
5497 (ipa_get_type): Likewise.
5498 (ipa_get_param_move_cost): Likewise.
5499 (ipa_set_param_used): Likewise.
5500 (ipa_get_controlled_uses): Likewise.
5501 (ipa_set_controlled_uses): Likewise.
5502 (ipa_is_param_used): Likewise.
5503 (ipa_node_params_t): Move into garbage collector. New methods insert
5505 (ipa_node_params_sum): Annotate wth GTY(()).
5506 (ipa_check_create_node_params): Adjust to ipa_node_params_sum being
5508 (ipa_load_from_parm_agg): Adjust declaration.
5509 * ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
5510 * ipa-profile.c (ipa_profile): Likewise.
5511 * ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
5512 (ipa_populate_param_decls): Make descriptors parameter garbage
5514 (ipa_dump_param): Adjust to descriptors being a pointer.
5515 (ipa_alloc_node_params): Likewise.
5516 (ipa_initialize_node_params): Likewise.
5517 (load_from_param_1): Make descriptors parameter garbage collected.
5518 (load_from_unmodified_param): Likewise.
5519 (load_from_param): Likewise.
5520 (ipa_load_from_parm_agg): Likewise.
5521 (ipa_node_params::~ipa_node_params): Removed.
5522 (ipa_free_all_node_params): Remove call to delete operator.
5523 (ipa_node_params_t::insert): New.
5524 (ipa_node_params_t::remove): Likewise.
5525 (ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
5526 copy known_csts and known_contexts vectors.
5527 (ipa_read_node_info): Adjust to descriptors being a pointer.
5528 (ipcp_modif_dom_walker): Make m_descriptors field garbage
5530 (ipcp_transform_function): Make descriptors variable garbage
5533 2017-01-23 Andrew Senkevich <andrew.senkevich@intel.com>
5535 * config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics.
5536 * config/i386/avx512dqintrin.h: Ditto.
5537 * config/i386/avx512fintrin.h: Ditto.
5538 * gcc/config/i386/i386.c: Handle new builtins.
5539 * config/i386/i386-builtin.def: Add new builtins.
5540 * config/i386/sse.md (ktest<mode>, kortest<mode>): New.
5541 (UNSPEC_KORTEST, UNSPEC_KTEST): New.
5543 2017-01-23 Jakub Jelinek <jakub@redhat.com>
5544 Martin Liska <mliska@suse.cz>
5546 * asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
5547 * asan.c (asan_expand_poison_ifn): Support stores and use
5548 appropriate ASAN report function.
5549 * internal-fn.c (expand_ASAN_POISON_USE): New function.
5550 * internal-fn.def (ASAN_POISON_USE): Declare.
5551 * tree-into-ssa.c (maybe_add_asan_poison_write): New function.
5552 (maybe_register_def): Create ASAN_POISON_USE when sanitizing.
5553 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
5554 ASAN_POISON calls w/o LHS.
5555 * tree-ssa.c (execute_update_addresses_taken): Create clobber
5556 for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
5557 from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
5558 * gimplify.c (asan_poison_variables): Add attribute
5559 use_after_scope_memory to variables that really needs to live
5561 * tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
5562 having the attribute.
5564 2017-01-23 Martin Liska <mliska@suse.cz>
5566 * asan.c (create_asan_shadow_var): New function.
5567 (asan_expand_poison_ifn): Likewise.
5568 * asan.h (asan_expand_poison_ifn): New declaration.
5569 * internal-fn.c (expand_ASAN_POISON): Likewise.
5570 * internal-fn.def (ASAN_POISON): New builtin.
5571 * sanopt.c (pass_sanopt::execute): Expand
5572 asan_expand_poison_ifn.
5573 * tree-inline.c (copy_decl_for_dup_finish): Make function
5575 * tree-inline.h (copy_decl_for_dup_finish): Likewise.
5576 * tree-ssa.c (is_asan_mark_p): New function.
5577 (execute_update_addresses_taken): Rewrite local variables
5578 (identified just by use-after-scope as addressable) into SSA.
5580 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
5582 * doc/install.texi (Specific): opensource.apple.com uses https
5583 now. Remove trailing slash.
5585 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
5587 * README.Portability: Remove note on an Irix compatibility issue.
5589 2017-01-22 Dimitry Andric <dim@FreeBSD.org>
5591 * gcov.c (INCLUDE_ALGORITHM): Define.
5592 (INCLUDE_VECTOR): Define.
5593 No longer include <vector> and <algorithm> directly.
5595 2017-01-21 Gerald Pfeifer <gerald@pfeifer.com>
5597 * doc/extend.texi (Thread-Local): Change www.akkadia.org reference
5599 * doc/invoke.texi (Code Gen Options): Ditto.
5601 2017-01-21 Jan Hubicka <hubicka@ucw.cz>
5604 * cfg.c (update_bb_profile_for_threading): Fix updating of probablity.
5606 2017-01-21 Bernd Schmidt <bschmidt@redhat.com>
5608 rtl-optimization/79125
5609 * cprop.c (local_cprop_pass): Handle cases where we make an
5612 2017-01-20 Segher Boessenkool <segher@kernel.crashing.org>
5616 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
5617 read from, for big endian.
5619 2017-01-20 Jiong Wang <jiong.wang@arm.com>
5621 * config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
5622 register pauth builtins for LP64 only.
5624 2017-01-20 Marek Polacek <polacek@redhat.com>
5627 * gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
5630 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
5632 * omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
5634 * omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
5635 * passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
5636 * tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.
5638 2017-01-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5641 * config/arm/arm.c (neon_valid_immediate): Reject vector constants
5642 in big-endian mode when they are not a single duplicated value.
5644 2017-01-20 Richard Biener <rguenther@suse.de>
5646 * BASE-VER: Bump to 7.0.1.
5648 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
5650 * omp-low.c (omplow_simd_context): New struct. Use it...
5651 (lower_rec_simd_input_clauses): ...here and...
5652 (lower_rec_input_clauses): ...here to hold common data. Adjust all
5653 references to idx, lane, max_vf, is_simt.
5655 2017-01-20 Graham Markall <graham.markall@embecosm.com>
5657 * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
5660 2017-01-20 Martin Jambor <mjambor@suse.cz>
5662 * hsa.h: Renaed to hsa-common.h. Adjusted a comment.
5663 * hsa.c: Renaed to hsa-common.c. Change include of gt-hsa.h to
5665 * Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
5666 (GTFILES): Rename hsa.c to hsa-common.c.
5667 * hsa-brig.c: Change include of hsa.h to hsa-common.h.
5668 * hsa-dump.c: Likewise.
5669 * hsa-gen.c: Likewise.
5670 * hsa-regalloc.c: Likewise.
5671 * ipa-hsa.c: Likewise.
5672 * omp-expand.c: Likewise.
5673 * omp-low.c: Likewise.
5674 * toplev.c: Likewise.
5676 2017-01-20 Marek Polacek <polacek@redhat.com>
5679 * doc/invoke.texi: Document -Wduplicated-branches.
5680 * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
5681 COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
5682 POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
5683 STATEMENT_LIST, and RETURN_EXPR. For non-pure non-const functions
5684 return 0 only when not OEP_LEXICOGRAPHIC.
5685 (fold_build_cleanup_point_expr): Use the expression
5686 location when building CLEANUP_POINT_EXPR.
5687 * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
5688 * tree.c (add_expr): Handle error_mark_node.
5690 2017-01-20 Martin Liska <mliska@suse.cz>
5693 * tree-profile.c (init_ic_make_global_vars): Do not call
5695 (gimple_init_gcov_profiler): Likewise.
5697 2017-01-20 Martin Liska <mliska@suse.cz>
5700 * cgraph.h (maybe_create_reference): Remove argument and
5702 * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
5704 * ipa-cp.c (create_specialized_node): Likewise.
5705 * symtab.c (symtab_node::maybe_create_reference): Handle
5706 VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
5708 2017-01-20 Martin Liska <mliska@suse.cz>
5710 * read-rtl-function.c (function_reader::create_function): Use
5711 build_decl instread of build_decl_stat.
5713 2017-01-20 Andrew Senkevich <andrew.senkevich@intel.com>
5715 * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
5716 * config/i386/avx512dqintrin.h: Ditto.
5717 * config/i386/avx512fintrin.h: Ditto.
5718 * config/i386/i386-builtin-types.def: Add new types.
5719 * gcc/config/i386/i386.c: Handle new types.
5720 * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
5721 (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
5722 (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
5723 (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
5724 (__builtin_ia32_kshiftridi): New.
5725 * config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.
5727 2017-01-19 Segher Boessenkool <segher@kernel.crashing.org>
5731 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
5732 define to rs6000_init_stack_protect_guard.
5733 (rs6000_init_stack_protect_guard): New function.
5735 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
5736 Yunqiang Su <yunqiang.su@imgtec.com>
5738 * config.gcc (supported_defaults): Add madd4.
5739 (with_madd4): Add validation.
5740 (all_defaults): Add madd4.
5741 * config/mips/mips.opt (mmadd4): New option.
5742 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
5744 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
5746 (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
5747 (ISA_HAS_FUSED_MADD4): Likewise.
5748 * gcc/doc/invoke.texi (-mmadd4): Document the new option.
5749 * gcc/doc/install.texi (--with-madd4): Document the new option.
5751 2017-01-19 Jiong Wang <jiong.wang@arm.com>
5753 * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
5754 entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
5755 AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
5756 (aarch64_init_pauth_hint_builtins): New.
5757 (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
5758 (aarch64_expand_builtin): Expand new builtins.
5760 2017-01-19 Jiong Wang <jiong.wang@arm.com>
5762 * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
5763 * combine-stack-adj.c (no_unhandled_cfa): Handle
5764 REG_CFA_TOGGLE_RA_MANGLE.
5765 * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
5766 * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
5767 info for return address signing.
5768 (aarch64_expand_epilogue): Likewise.
5770 2017-01-19 Jiong Wang <jiong.wang@arm.com>
5772 * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
5773 * config/aarch64/aarch64-protos.h
5774 (aarch64_return_address_signing_enabled): New declaration.
5775 * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
5777 (aarch64_expand_prologue): Sign return address before it's pushed onto
5779 (aarch64_expand_epilogue): Authenticate return address fetched from
5781 (aarch64_override_options): Sanity check for ILP32 and ISA level.
5782 (aarch64_attributes): New function attributes for "sign-return-address".
5783 * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
5784 UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
5785 ("*do_return"): Generate combined instructions according to key index.
5786 ("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
5787 * config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
5789 (pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
5790 * config/aarch64/aarch64.opt (msign-return-address=): New.
5791 * doc/extend.texi (AArch64 Function Attributes): Documents
5792 "sign-return-address=".
5793 * doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".
5795 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
5797 * doc/invoke.texi: Add missing -mlxc1-sxc1 options to
5798 overall option summary.
5800 2017-01-19 Jiong Wang <jiong.wang@arm.com>
5802 * config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
5803 * config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
5804 AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
5805 * doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
5807 2017-01-19 Michael Meissner <meissner@linux.vnet.ibm.com>
5809 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
5810 -mpower9-minmax by default for -mcpu=power9.
5811 (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
5812 128-bit floating point.
5814 2017-01-20 Alan Modra <amodra@gmail.com>
5816 * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
5817 optimizing for size.
5819 2017-01-20 Alan Modra <amodra@gmail.com>
5822 * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
5823 for strcmp and strncmp from corresponding builtin decl.
5825 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
5827 * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
5828 instead of i386/rtems-64.h.
5829 * config/i386/rtems-64.h: Remove.
5831 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
5835 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
5837 * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
5839 2017-01-19 Tamar Christina <tamar.christina@arm.com>
5841 * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
5842 Change int to HOST_WIDE_INT.
5843 * config/aarch64/aarch64-protos.h
5844 (aarch64_simd_gen_const_vector_dup): Likewise.
5845 * config/aarch64/aarch64-simd.md: Add copysign<mode>3.
5847 2017-01-19 David Malcolm <dmalcolm@redhat.com>
5849 * langhooks-def.h (lhd_type_for_size): New decl.
5850 (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
5851 * langhooks.c (lhd_type_for_size): New function, taken from
5854 2017-01-19 Pat Haugen <pthaugen@us.ibm.com>
5856 * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
5857 define_bypass for CR latency.
5858 (power9-cracked-alu): Update bypass latency and remove power9-branch.
5859 (power9-alu2): Add define_bypass for CR latency.
5861 (power9-mul): Update insn latency.
5862 (power9-mul-compare): Update insn latency, bypass latency and remove
5865 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5867 * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
5869 * config/aarch64/aarch64.md
5870 (aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
5871 aarch64_nopcrelative_literal_loads.
5872 (aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.
5874 2017-01-19 Chenghua Xu <paul.hua.gm@gmail.com>
5876 * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
5878 (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
5880 2017-01-19 Doug Gilmore <doug.gilmore@imgtec.com>
5883 * config.gcc (supported_defaults): Add lxc1-sxc1.
5884 (with_lxc1_sxc1): Add validation.
5885 (all_defaults): Add lxc1-sxc1.
5886 * config/mips/mips.opt (mlxc1-sxc1): New option.
5887 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
5889 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
5890 __mips_no_lxc1_sxc1.
5891 (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
5892 * gcc/doc/invoke.texi (-mlxc1-sxc1): Document the new option.
5893 * doc/install.texi (--with-lxc1-sxc1): Document the new option.
5895 2017-01-19 Richard Biener <rguenther@suse.de>
5897 PR tree-optimization/72488
5898 * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
5899 sure to restore SSA info.
5900 * tree-ssa.c (verify_ssa): Verify SSA info is not shared.
5902 2017-01-19 Richard Earnshaw <rearnsha@arm.com>
5904 PR rtl-optimization/79121
5905 * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
5906 of the inner type when shifting an extended value.
5908 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
5911 * symtab.c (symtab_node::equal_address_to): Fix comparing of
5912 interposable aliases.
5914 2017-01-18 Peter Bergner <bergner@vnet.ibm.com>
5917 * config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
5918 Use the evmergelohi instruction.
5919 (mov_si<mode>_e500_subreg4_2_le): Likewise.
5920 (mov_sitf_e500_subreg8_2_be): Likewise.
5921 (mov_sitf_e500_subreg12_2_le): Likewise.
5922 (mov_si<mode>_e500_subreg0_2_le): Fix constraints.
5923 (mov_si<mode>_e500_subreg4_2_be): Likewise.
5924 (mov_sitf_e500_subreg8_2_le): Likewise.
5925 (mov_sitf_e500_subreg12_2_be): Likewise.
5927 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5929 * config/rs6000/altivec.md (altivec_vbpermq): Change "type"
5930 attribute from vecsimple to vecperm.
5931 (altivec_vbpermq2): Likewise.
5933 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5936 * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.
5938 2017-01-18 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5939 * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
5940 * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
5941 strcmp. Fix bug where comparison didn't stop with zero byte. Fix
5942 case where N arg is SIZE_MAX.
5943 * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
5944 (cmpstrsi): Add pattern.
5946 2017-01-18 Michael Meissner <meissner@linux.vnet.ibm.com>
5948 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5949 __builtin_vec_revb builtins.
5950 * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
5951 built-in functions to support generation of the ISA 3.0 XXBR<x>
5952 vector byte reverse instructions.
5953 (P9V_BUILTIN_XXBRQ_V1TI): Likewise.
5954 (P9V_BUILTIN_XXBRD_V2DI): Likewise.
5955 (P9V_BUILTIN_XXBRD_V2DF): Likewise.
5956 (P9V_BUILTIN_XXBGW_V4SI): Likewise.
5957 (P9V_BUILTIN_XXBGW_V4SF): Likewise.
5958 (P9V_BUILTIN_XXBGH_V8HI): Likewise.
5959 (P9V_BUILTIN_VEC_REVB): Likewise.
5960 * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
5961 generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
5962 (p9_xxbrq_v16qi): Likewise.
5963 (p9_xxbrd_<mode>, VSX_D iterator): Likewise.
5964 (p9_xxbrw_<mode>, VSX_W iterator): Likewise.
5965 (p9_xxbrh_v8hi): Likewise.
5966 * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
5967 * doc/extend.texi (RS/6000 Altivec Built-ins): Document the
5968 vec_revb built-in functions.
5970 2017-01-18 Uros Bizjak <ubizjak@gmail.com>
5972 PR rtl-optimization/78952
5973 * config/i386/i386.md (any_extract): New code iterator.
5974 (*insvqi_2): Use any_extract for source operand.
5975 (*insvqi_3): Use any_shiftrt for source operand.
5977 2017-01-18 Wilco Dijkstra <wdijkstr@arm.com>
5979 * config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
5981 (TARGET_SCHED_ADJUST_PRIORITY): Define target hook.
5983 2017-01-18 Matthias Klose <doko@ubuntu.com>
5985 * doc/install.texi: Allow default for --with-target-bdw-gc-include.
5987 2016-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5989 * config/rs6000/altivec.h (vec_bperm): Change #define.
5990 * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
5991 (altivec_vbpermq2): New define_insn.
5992 (altivec_vbpermd): Likewise.
5993 * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
5995 (VBPERMD): Likewise.
5996 (VBPERM): New polymorphic function interface.
5997 * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
5998 Add entries for P9V_BUILTIN_VEC_VBPERM.
5999 * doc/extend.texi: Add interfaces for vec_bperm.
6001 2017-01-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
6003 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
6004 first letter of error messages.
6005 (s390_resolve_overloaded_builtin): Likewise.
6006 * config/s390/s390.c (s390_expand_builtin): Likewise.
6007 (s390_invalid_arg_for_unprototyped_fn): Likewise.
6008 (s390_valid_target_attribute_inner_p): Likewise.
6009 * config/s390/s390.md ("tabort"): Likewise.
6011 2017-01-18 Toma Tabacu <toma.tabacu@imgtec.com>
6013 * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
6014 (ISA_AVOID_DIV_HILO): New macro.
6015 (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
6016 (ISA_HAS_DDIV): Likewise.
6018 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
6020 * doc/invoke.texi (fabi-version): Correct number of occurrences.
6022 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
6024 * doc/invoke.texi (fabi-version): Spelling fix.
6026 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
6029 * doc/invoke.texi (fabi-version): Mention mangling fix for
6032 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
6035 * doc/invoke.texi (fabi-version): Document discriminator mangling.
6037 2017-01-17 Segher Boessenkool <segher@kernel.crashing.org>
6040 * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
6041 * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
6043 * config/rs6000/rs6000.md (stack_protect_set): Handle the new more
6045 (stack_protect_test): Ditto.
6046 * config/rs6000/rs6000.opt (mstack-protector-guard=,
6047 mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
6049 * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
6050 Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
6051 -mstack-protector-guard-offset=.
6052 (RS/6000 and PowerPC Options): Ditto.
6054 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
6056 * config/i386/i386.h (MASK_CLASS_P): New define.
6057 * config/i386/i386.c (inline_secondary_memory_needed): Ensure that
6058 there are no registers from different register sets also when
6059 mask registers are used. Update function comment.
6060 * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
6061 to (*k/*r) and (*k/*km) alternatives.
6063 2017-01-17 Wilco Dijkstra <wdijkstr@arm.com>
6065 * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
6066 * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
6067 (EH_RETURN_HANDLER_RTX): New define.
6068 * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
6069 Force frame pointer in EH return functions.
6070 (aarch64_expand_epilogue): Add barrier for eh_return.
6071 (aarch64_final_eh_return_addr): Remove.
6072 (aarch64_eh_return_handler_rtx): New function.
6073 * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
6075 (aarch64_eh_return_handler_rtx): New prototype.
6077 2017-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6079 * config/rs6000/altivec.h (vec_rlmi): New #define.
6080 (vec_vrlnm): Likewise.
6081 (vec_rlnm): Likewise.
6082 * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
6083 (UNSPEC_VRLNM): Likewise.
6084 (VIlong): New mode iterator.
6085 (altivec_vrl<VI_char>mi): New define_insn.
6086 (altivec_vrl<VI_char>nm): Likewise.
6087 * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
6090 (RLNM): New polymorphic function entry.
6091 (VRLWMI): New monomorphic function entry.
6093 (RLMI): New polymorphic function entry.
6094 * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
6095 new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
6096 * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
6099 2017-01-17 Jakub Jelinek <jakub@redhat.com>
6102 * dwarf2out.c (field_byte_offset): Restore the
6103 PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
6104 and DECL_FIELD_BIT_OFFSET. Use fold_build2 instead of build2 + fold.
6105 (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
6108 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
6111 * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define
6113 2017-01-17 Jakub Jelinek <jakub@redhat.com>
6116 * dwarf2out.c (add_data_member_location_attribute): For constant
6117 offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
6118 instead of DW_AT_data_member_location, DW_AT_bit_offset and
6119 DW_AT_byte_size attributes.
6121 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
6123 * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
6124 after forcing to constant memory when the code model is medium.
6126 2017-01-17 Julia Koval <julia.koval@intel.com>
6129 * config/i386/avx512fintrin.h
6130 (_mm512_i32gather_ps): Change __addr type to void const*.
6131 (_mm512_mask_i32gather_ps): Ditto.
6132 (_mm512_i32gather_pd): Ditto.
6133 (_mm512_mask_i32gather_pd): Ditto.
6134 (_mm512_i64gather_ps): Ditto.
6135 (_mm512_mask_i64gather_ps): Ditto.
6136 (_mm512_i64gather_pd): Ditto.
6137 (_mm512_mask_i64gather_pd): Ditto.
6138 (_mm512_i32gather_epi32): Ditto.
6139 (_mm512_mask_i32gather_epi32): Ditto.
6140 (_mm512_i32gather_epi64): Ditto.
6141 (_mm512_mask_i32gather_epi64): Ditto.
6142 (_mm512_i64gather_epi32): Ditto.
6143 (_mm512_mask_i64gather_epi32): Ditto.
6144 (_mm512_i64gather_epi64): Ditto.
6145 (_mm512_mask_i64gather_epi64): Ditto.
6146 (_mm512_i32scatter_ps): Change __addr type to void*.
6147 (_mm512_mask_i32scatter_ps): Ditto.
6148 (_mm512_i32scatter_pd): Ditto.
6149 (_mm512_mask_i32scatter_pd): Ditto.
6150 (_mm512_i64scatter_ps): Ditto.
6151 (_mm512_mask_i64scatter_ps): Ditto.
6152 (_mm512_i64scatter_pd): Ditto.
6153 (_mm512_mask_i64scatter_pd): Ditto.
6154 (_mm512_i32scatter_epi32): Ditto.
6155 (_mm512_mask_i32scatter_epi32): Ditto.
6156 (_mm512_i32scatter_epi64): Ditto.
6157 (_mm512_mask_i32scatter_epi64): Ditto.
6158 (_mm512_i64scatter_epi32): Ditto.
6159 (_mm512_mask_i64scatter_epi32): Ditto.
6160 (_mm512_i64scatter_epi64): Ditto.
6161 (_mm512_mask_i64scatter_epi64): Ditto.
6162 * config/i386/avx512pfintrin.h
6163 (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
6164 (_mm512_mask_prefetch_i32gather_ps): Ditto.
6165 (_mm512_mask_prefetch_i64gather_pd): Ditto.
6166 (_mm512_mask_prefetch_i64gather_ps): Ditto.
6167 (_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
6168 (_mm512_prefetch_i32scatter_ps): Ditto.
6169 (_mm512_mask_prefetch_i32scatter_pd): Ditto.
6170 (_mm512_mask_prefetch_i32scatter_ps): Ditto.
6171 (_mm512_prefetch_i64scatter_pd): Ditto.
6172 (_mm512_prefetch_i64scatter_ps): Ditto.
6173 (_mm512_mask_prefetch_i64scatter_pd): Ditto.
6174 (_mm512_mask_prefetch_i64scatter_ps): Ditto.
6175 * config/i386/avx512vlintrin.h
6176 (_mm256_mmask_i32gather_ps): Change __addr type to void const*.
6177 (_mm_mmask_i32gather_ps): Ditto.
6178 (_mm256_mmask_i32gather_pd): Ditto.
6179 (_mm_mmask_i32gather_pd): Ditto.
6180 (_mm256_mmask_i64gather_ps): Ditto.
6181 (_mm_mmask_i64gather_ps): Ditto.
6182 (_mm256_mmask_i64gather_pd): Ditto.
6183 (_mm_mmask_i64gather_pd): Ditto.
6184 (_mm256_mmask_i32gather_epi32): Ditto.
6185 (_mm_mmask_i32gather_epi32): Ditto.
6186 (_mm256_mmask_i32gather_epi64): Ditto.
6187 (_mm_mmask_i32gather_epi64): Ditto.
6188 (_mm256_mmask_i64gather_epi32): Ditto.
6189 (_mm_mmask_i64gather_epi32): Ditto.
6190 (_mm256_mmask_i64gather_epi64): Ditto.
6191 (_mm_mmask_i64gather_epi64): Ditto.
6192 (_mm256_i32scatter_ps): Change __addr type to void*.
6193 (_mm256_mask_i32scatter_ps): Ditto.
6194 (_mm_i32scatter_ps): Ditto.
6195 (_mm_mask_i32scatter_ps): Ditto.
6196 (_mm256_i32scatter_pd): Ditto.
6197 (_mm256_mask_i32scatter_pd): Ditto.
6198 (_mm_i32scatter_pd): Ditto.
6199 (_mm_mask_i32scatter_pd): Ditto.
6200 (_mm256_i64scatter_ps): Ditto.
6201 (_mm256_mask_i64scatter_ps): Ditto.
6202 (_mm_i64scatter_ps): Ditto.
6203 (_mm_mask_i64scatter_ps): Ditto.
6204 (_mm256_i64scatter_pd): Ditto.
6205 (_mm256_mask_i64scatter_pd): Ditto.
6206 (_mm_i64scatter_pd): Ditto.
6207 (_mm_mask_i64scatter_pd): Ditto.
6208 (_mm256_i32scatter_epi32): Ditto.
6209 (_mm256_mask_i32scatter_epi32): Ditto.
6210 (_mm_i32scatter_epi32): Ditto.
6211 (_mm_mask_i32scatter_epi32): Ditto.
6212 (_mm256_i32scatter_epi64): Ditto.
6213 (_mm256_mask_i32scatter_epi64): Ditto.
6214 (_mm_i32scatter_epi64): Ditto.
6215 (_mm_mask_i32scatter_epi64): Ditto.
6216 (_mm256_i64scatter_epi32): Ditto.
6217 (_mm256_mask_i64scatter_epi32): Ditto.
6218 (_mm_i64scatter_epi32): Ditto.
6219 (_mm_mask_i64scatter_epi32): Ditto.
6220 (_mm256_i64scatter_epi64): Ditto.
6221 (_mm256_mask_i64scatter_epi64): Ditto.
6222 (_mm_i64scatter_epi64): Ditto.
6223 (_mm_mask_i64scatter_epi64): Ditto.
6224 * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
6225 (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
6226 (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
6227 (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
6228 (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
6229 (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
6230 (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
6231 (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
6232 (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
6233 (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
6234 (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
6235 (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
6236 (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
6237 (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
6238 (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
6239 (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
6240 (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
6241 (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
6242 (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
6243 (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
6244 (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
6245 (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
6246 (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
6247 (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
6248 (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
6249 (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
6250 (VOID_QI_V8DI_PCINT_INT_INT): Remove.
6251 (V16SF_V16SF_PCVOID_V16SI_HI_INT, V8DF_V8DF_PCVOID_V8SI_QI_INT)
6252 (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
6253 (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
6254 (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
6255 (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
6256 (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
6257 (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
6258 (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
6259 (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
6260 (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
6261 (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
6262 (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
6263 (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
6264 (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
6265 (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
6266 (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
6267 (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
6268 (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
6269 (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
6270 (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
6271 (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
6272 (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
6273 (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
6274 (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
6275 (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
6276 (VOID_QI_V8DI_PCVOID_INT_INT): Add.
6277 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
6278 definitions accordingly.
6280 2017-01-17 Kito Cheng <kito.cheng@gmail.com>
6281 Kuan-Lin Chen <kuanlinchentw@gmail.com>
6284 * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
6287 2017-01-17 Vladimir Makarov <vmakarov@redhat.com>
6290 * ira-conflicts.c (ira_build_conflicts): Update total conflict
6291 hard regs for inner regno.
6293 2017-01-17 Martin Liska <mliska@suse.cz>
6296 * ipa-polymorphic-call.c (contains_type_p): Fix wrong
6297 assumption and add comment.
6299 2017-01-17 Nathan Sidwell <nathan@acm.org>
6301 * ipa-visibility.c (localize_node): New function, broken out of ...
6302 (function_and_variable_visibility): ... here. Call it.
6304 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
6307 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
6308 correctly set frequency of oudgoing edge.
6309 (duplicate_thread_path): Fix profile updating.
6311 2017-01-17 Jakub Jelinek <jakub@redhat.com>
6314 * configure.ac: Add GCC_BASE_VER.
6315 * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
6316 version from BASE-VER file.
6317 (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
6318 (gcc.o): Depend on $(BASEVER).
6319 * common.opt (dumpfullversion): New option.
6320 * gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
6321 * doc/invoke.texi: Document -dumpfullversion.
6322 * doc/install.texi: Document --with-gcc-major-version-only.
6323 * configure: Regenerated.
6325 2017-01-17 Richard Biener <rguenther@suse.de>
6327 PR tree-optimization/71433
6328 * tree-vrp.c (register_new_assert_for): Merge same asserts
6329 on all incoming edges.
6330 (process_assert_insertions_for): Handle insertions at the
6333 2017-01-17 Gerald Pfeifer <gerald@pfeifer.com>
6335 * config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
6336 * config/i386/mingw32.h (LIBGCJ_SONAME): Remove.
6338 2017-01-17 Kaz Kojima <kkojima@gcc.gnu.org>
6341 * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
6344 2017-01-17 Alan Modra <amodra@gmail.com>
6347 * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
6348 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
6349 symbolic stack limit when pic.
6351 2017-01-16 Martin Sebor <msebor@redhat.com>
6353 PR tree-optimization/78608
6354 * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.
6356 2017-01-16 Jeff Law <law@redhat.com>
6359 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
6360 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
6361 for several include directories that may be relative to sysroot.
6362 * config/i386/x-mingw32 (gplus_includedir): Define.
6363 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
6364 (native_system_includedir): Likewise.
6365 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
6366 override if TARGET_SYSTEM_ROOT is defined.
6367 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
6369 PR tree-optimization/79090
6370 PR tree-optimization/33562
6371 PR tree-optimization/61912
6372 PR tree-optimization/77485
6373 * tree-ssa-dse.c (compute_trims): Accept STMT argument. Dump STMT
6374 and computed trims into the dump file.
6376 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
6378 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.
6380 2017-01-16 Jakub Jelinek <jakub@redhat.com>
6383 * gimplify.c (gimplify_init_constructor): If want_value and
6384 object == lhs, unshare lhs to avoid invalid tree sharing. Formatting
6388 * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
6389 sequence. Formatting fixes.
6390 (doloop_optimize): Formatting fixes.
6393 * gcc.c (debug_level_greater_than_spec_func): New function.
6394 (static_spec_functions): Add debug-level-gt spec function.
6395 (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
6397 * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
6398 * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
6399 * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
6400 gpubnames, ggnu-pubnames, gno-record-gcc-switches,
6401 grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
6402 gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.
6404 2017-01-16 Uros Bizjak <ubizjak@gmail.com>
6406 * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
6407 QImode fixups to general and mask registers only.
6409 2017-01-16 Carl Love <cel@us.ibm.com>
6411 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
6412 for built-in functions
6413 vector signed char vec_nabs (vector signed char)
6414 vector signed short vec_nabs (vector signed short)
6415 vector signed int vec_nabs (vector signed int)
6416 vector signed long long vec_nabs (vector signed long long)
6417 vector float vec_nabs (vector float)
6418 vector double vec_nabs (vector double)
6419 * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
6421 * config/rs6000/altivec.md: New define_expand nabs<mode>2 types
6422 * config/rs6000/altivec.h: New define for vec_nabs built-in function.
6423 * doc/extend.texi: Update the documentation file for the new built-in
6426 2017-01-16 Martin Sebor <msebor@redhat.com>
6428 * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
6431 2017-01-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6433 * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
6434 UNSPEC_VSX__XXSPLTD to require special splat handling.
6436 2017-01-16 David Malcolm <dmalcolm@redhat.com>
6439 * system.h: Poison strndup.
6441 2017-01-16 Alan Modra <amodra@gmail.com>
6444 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
6447 2017-01-16 Georg-Johann Lay <avr@gjlay.de>
6449 * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
6451 2017-01-15 Uros Bizjak <ubizjak@gmail.com>
6453 * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
6454 call recog here. Assert that INSN_CODE (insn) is non-negative.
6456 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
6459 * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
6461 * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
6462 in the currently scheduled RTL fragment.
6464 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
6466 PR rtl-optimization/78751
6467 * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
6470 2017-01-14 Jeff Law <law@redhat.com>
6472 PR tree-optimization/79090
6473 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
6474 variable length stores.
6475 (compute_trims): Delete dead assignment to *trim_tail.
6476 (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
6479 2017-01-14 Bernd Schmidt <bschmidt@redhat.com>
6481 PR rtl-optimization/78626
6482 PR rtl-optimization/78727
6483 * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
6484 of a block, and split such blocks after everything else is finished.
6486 2017-01-14 Alan Modra <amodra@gmail.com>
6489 * combine.c (recog_for_combine_1): Set INSN_CODE before calling
6490 target legitimate_combined_insn.
6491 * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
6492 (rs6000_legitimate_combined_insn): New function.
6493 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
6495 (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
6496 (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
6497 (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
6499 2017-01-14 Gerald Pfeifer <gerald@pfeifer.com>
6501 * doc/frontends.texi (G++ and GCC): Remove references to Java.
6503 2017-01-13 Jeff Law <law@redhat.com>
6505 PR tree-optimization/33562
6506 PR tree-optimization/61912
6507 PR tree-optimization/77485
6508 * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
6510 (delete_dead_assignment): Likewise.
6511 (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
6512 statement to delete_dead_call and delete_dead_assignment.
6514 2017-01-13 David Malcolm <dmalcolm@redhat.com>
6517 * substring-locations.c (format_warning_va): Strengthen case 1 so
6518 that both endpoints of the substring must be within the format
6519 range for just the substring to be printed.
6521 2017-01-13 Uros Bizjak <ubizjak@gmail.com>
6523 * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
6524 * config/i386/i386.c (ix86_target_string): Add missing options
6525 to isa_opts and reorder options by implied ISAs. Rename isa_opts2 to
6526 isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
6527 flags_other and ix86_target_other to flags2_other. Display unknown
6529 (ix86_valid_target_attribute_inner_p): Add missing options and
6530 reorder options by implied ISAs, as in ix86_target_string.
6532 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
6534 * hash-table.h (hash_table::too_empty_p): New function.
6535 (hash_table::expand): Use it.
6536 (hash_table::traverse): Likewise.
6537 (hash_table::empty_slot): Use sizeof (value_type) instead of
6538 sizeof (PTR) to convert bytes to elements. Shrink the table
6539 if the current size is excessive for the current number of
6542 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
6544 * ira-costs.c (record_reg_classes): Break from the inner loop
6545 early once alt_fail is known to be true. Update outer loop
6546 handling accordingly.
6548 2017-01-13 Jeff Law <law@redhat.com>
6550 * tree-ssa-dse.c (decrement_count): New function.
6551 (increment_start_addr, maybe_trim_memstar_call): Likewise.
6552 (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
6553 when we know the partially dead statement is a mem* function.
6555 PR tree-optimization/61912
6556 PR tree-optimization/77485
6557 * tree-ssa-dse.c: Include expr.h.
6558 (maybe_trim_constructor_store): New function.
6559 (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
6561 PR tree-optimization/33562
6562 PR tree-optimization/61912
6563 PR tree-optimization/77485
6564 * doc/invoke.texi: Document new dse-max-object-size param.
6565 * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
6566 * tree-ssa-dse.c: Include params.h.
6567 (dse_store_status): New enum.
6568 (initialize_ao_ref_for_dse): New, partially extracted from
6570 (valid_ao_ref_for_dse, normalize_ref): New.
6571 (setup_live_bytes_from_ref, compute_trims): Likewise.
6572 (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
6573 (maybe_trim_partially_dead_store): Likewise.
6574 (maybe_trim_complex_store): Likewise.
6575 (dse_classify_store): Renamed from dse_possibly_dead_store_p.
6576 Track what bytes live from the original store. Return tri-state
6577 for dead, partially dead or live.
6578 (dse_dom_walker): Add constructor, destructor and new private members.
6579 (delete_dead_call, delete_dead_assignment): New extracted from
6581 (dse_optimize_stmt): Make a member of dse_dom_walker.
6582 Use initialize_ao_ref_for_dse.
6584 PR tree-optimization/33562
6585 PR tree-optimization/61912
6586 PR tree-optimization/77485
6587 * sbitmap.h (bitmap_count_bits): Prototype.
6588 (bitmap_clear_range, bitmap_set_range): Likewise.
6589 * sbitmap.c (bitmap_clear_range): New function.
6590 (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
6592 2017-01-13 Martin Liska <mliska@suse.cz>
6595 * function.c (set_cfun): Add new argument force.
6596 * function.h (set_cfun): Likewise.
6597 * ipa-inline-transform.c (inline_call): Use the function when
6598 strict alising from is dropped for function we inline to.
6600 2017-01-13 Richard Biener <rguenther@suse.de>
6602 * tree-pretty-print.c (dump_generic_node): Fix inverted condition
6603 for dumping GIMPLE INTEGER_CSTs.
6605 2017-01-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6607 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
6608 to 201112L since C++17.
6610 2017-01-13 Maxim Ostapenko <m.ostapenko@samsung.com>
6613 * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
6614 if -fsanitize=kernel-address is present.
6616 2017-01-13 Richard Biener <rguenther@suse.de>
6618 * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
6619 as _Literal ( type ) number in case usual suffixes do not
6620 preserve all information.
6622 2017-01-13 Richard Biener <rguenther@suse.de>
6624 PR tree-optimization/77283
6625 * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
6626 and ssa-iterators.h.
6627 (is_feasible_trace): Implement a cost model based on joiner
6630 2017-01-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6633 * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
6634 char or short to __float128/_Float128 directly.
6636 2017-01-12 Martin Sebor <msebor@redhat.com>
6638 to -Wformat-overflow.
6639 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
6640 (min_bytes_remaining): Same.
6641 (get_string_length): Same.
6642 (format_string): Same.
6643 (format_directive): Same.
6645 (pass_sprintf_length::handle_gimple_call): Same.
6647 2017-01-12 Jakub Jelinek <jakub@redhat.com>
6649 * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
6650 info.nowrite calls with no lhs that can't throw. Return bool
6651 whether gsi_remove has been called or not.
6652 (pass_sprintf_length::handle_gimple_call): Return bool whether
6653 try_substitute_return_value called gsi_remove. Formatting fix.
6654 (pass_sprintf_length::execute): Don't use gsi_remove if
6655 handle_gimple_call returned true.
6658 * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
6659 be removed due to side-effects, don't remove following barrier nor
6660 turn the successor edge into fallthru edge.
6662 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6665 * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
6666 element-reversing loads and stores as not swappable.
6668 2017-01-12 Nathan Sidwell <nathan@acm.org>
6669 Nicolai Stange <nicstange@gmail.com>
6671 * combine.c (try_combine): Don't ignore result of overlap checking
6672 loop. Combine overlap & asm check into single loop.
6674 2017-01-12 Richard Biener <rguenther@suse.de>
6676 * tree-pretty-print.c (dump_generic_node): Provide -gimple
6677 variant for MEM_REF. Sanitize INTEGER_CST for -gimple.
6679 2017-01-12 Richard Biener <rguenther@suse.de>
6681 * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
6682 and TS_TARGET_OPTION directly derive from TS_BASE.
6683 * tree-core.h (tree_optimization_option): Derive from tree_base.
6684 (tree_target_option): Likewise.
6686 2017-01-11 Uros Bizjak <ubizjak@gmail.com>
6688 * config/i386/i386.c (memory_address_length): Increase len
6689 only when rip_relative_addr_p returns false.
6691 2017-01-11 Julia Koval <julia.koval@intel.com>
6693 * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
6694 (OPTION_MASK_ISA_SGX_SET): New.
6695 (ix86_handle_option): Handle OPT_msgx.
6696 * config.gcc: Added sgxintrin.h.
6697 * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
6698 * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
6699 * config/i386/i386.c (ix86_target_string): Add -msgx.
6701 (ix86_option_override_internal): Handle new options.
6702 (ix86_valid_target_attribute_inner_p): Add sgx.
6703 * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
6704 * config/i386/i386.opt: Add msgx.
6705 * config/i386/sgxintrin.h: New file.
6706 * config/i386/x86intrin.h: Add sgxintrin.h.
6708 2017-01-11 Jakub Jelinek <jakub@redhat.com>
6711 * fold-const.c (maybe_nonzero_address): Return 1 for function
6713 (tree_single_nonzero_warnv_p): Don't handle function local objects
6717 * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
6720 2017-01-11 David Malcolm <dmalcolm@redhat.com>
6723 * opts.c: Include "spellcheck.h"
6724 (struct string_fragment): New struct.
6725 (struct edit_distance_traits<const string_fragment &>): New
6727 (get_closest_sanitizer_option): New function.
6728 (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
6730 2017-01-11 Jakub Jelinek <jakub@redhat.com>
6732 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
6734 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
6735 DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
6736 (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
6737 (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
6738 for initial die_offset if dwarf_split_debug_info.
6739 (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
6740 initial next_die_offset if dwo_id is non-NULL. Don't emit padding
6742 (output_skeleton_debug_sections): Formatting fix. Use
6743 DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
6744 DWARF_COMPILE_UNIT_HEADER_SIZE. Don't emit padding.
6746 2017-01-11 Wilco Dijkstra <wdijkstr@arm.com>
6748 * config/arm/cortex-a53.md: Add bypasses for
6750 (cortex_a53_r2f): Only use for transfers.
6751 (cortex_a53_f2r): Likewise.
6752 (cortex_a53_r2f_cvt): Add reservation for conversions.
6753 (cortex_a53_f2r_cvt): Likewise.
6755 2017-01-11 Tamar Christina <tamar.christina@arm.com>
6757 * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
6758 to all inlined functions, change static to extern.
6760 2017-01-11 Christophe Lyon <christophe.lyon@linaro.org>
6763 * config/arm/arm.c (legitimize_pic_address): Handle reference to
6765 (arm_assemble_integer): Likewise.
6767 2017-01-11 Richard Earnshaw <rearnsha@arm.com>
6769 * config.gcc: Use new awk script to check CPU, FPU and architecture
6770 parameters for --with-... options.
6771 * config/arm/parsecpu.awk: New file
6772 * config/arm/arm-cpus.in: New file.
6773 * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
6775 * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
6777 * config/arm/t-arm: Update dependency rules.
6778 * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
6779 of processing .def files.
6780 * config/arm/genopt.sh: Deleted.
6781 * config/arm/gentune.sh: Deleted.
6782 * config/arm/arm-cores.def: Deleted.
6783 * config/arm/arm-arches.def: Deleted.
6784 * config/arm/arm-fpus.def: Deleted.
6785 * config/arm/arm-tune.md: Regenerated.
6786 * config/arm/arm-tables.opt: Regenerated.
6787 * config/arm/arm-cpu.h: New generated file.
6788 * config/arm/arm-cpu-data.h: New generated file.
6789 * config/arm/arm-cpu-cdata.h: New generated file.
6791 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
6794 * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
6796 (input_varpool_node): Unpack dynamically_initialized bit.
6798 2017-01-11 Eric Botcazou <ebotcazou@adacore.com>
6800 PR rtl-optimization/79032
6801 * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
6802 the alignment of the adjusted memory reference against that of MODE,
6803 instead of the alignment of the original memory reference.
6805 2017-01-11 Martin Jambor <mjambor@suse.cz>
6807 * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
6809 * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
6810 decorated functions.
6812 2017-01-11 Richard Biener <rguenther@suse.de>
6814 * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
6815 set range/nonnull info for PHI results. Do not set it on
6816 stmts marked for removal.
6818 2017-01-10 Eric Botcazou <ebotcazou@adacore.com>
6820 * expr.c (store_field): In the bitfield case, fetch the return value
6821 from the registers before applying a single big-endian adjustment.
6822 Always do a final load for a BLKmode value not larger than a word.
6824 2017-01-10 David Malcolm <dmalcolm@redhat.com>
6827 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
6828 that we correctly handle column numbers greater than
6829 LINE_MAP_MAX_COLUMN_NUMBER.
6831 2017-01-10 Martin Sebor <msebor@redhat.com>
6834 * gimple-ssa-sprintf.c (get_destination_size): Call
6835 {init,fini}object_sizes.
6836 * tree-object-size.c (addr_object_size): Adjust.
6837 (pass_through_call): Adjust.
6838 (pass_object_sizes::execute): Adjust.
6839 * tree-object-size.h (fini_object_sizes): Declare.
6841 2017-01-10 Martin Sebor <msebor@redhat.com>
6843 PR tree-optimization/78775
6844 * builtins.c (get_size_range): Move...
6845 * calls.c: ...to here.
6846 (alloc_max_size): Accept zero argument.
6847 (operand_signed_p): Remove.
6848 (maybe_warn_alloc_args_overflow): Call get_size_range.
6849 * calls.h (get_size_range): Declare.
6851 2017-01-10 Joe Seymour <joe.s@somniumtech.com>
6853 * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
6854 from TI's devices.csv file as of September 2016.
6855 * config/msp430/msp430.c (msp430_mcu_data): Likewise.
6857 2017-01-10 Sandra Loosemore <sandra@codesourcery.com>
6859 * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
6860 * doc/invoke.texi: Likewise.
6861 * doc/md.texi: Likewise.
6862 * doc/objc.texi: Likewise.
6864 2017-01-10 Joshua Conner <joshconner@google.com>
6866 * config/arm/fuchsia-elf.h: New file.
6867 * config/fuchsia.h: New file.
6868 * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
6869 (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
6871 * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
6873 2016-01-10 Richard Biener <rguenther@suse.de>
6875 PR tree-optimization/79034
6876 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
6877 Propagate out degenerate PHIs in the joiner.
6879 2017-01-10 Martin Liska <mliska@suse.cz>
6881 * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
6882 (sort_congruence_classes_by_decl_uid): Likewise.
6883 (sort_congruence_class_groups_by_decl_uid): Likewise.
6884 (sem_item_optimizer::merge_classes): Sort class, groups in these
6885 classes and members in the groups by DECL_UID of declarations.
6886 This would make merge operations stable.
6888 2017-01-10 Martin Liska <mliska@suse.cz>
6890 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
6891 usage of m_classes_vec.
6892 (sem_item_optimizer::~sem_item_optimizer): Likewise.
6893 (sem_item_optimizer::get_group_by_hash): Likewise.
6894 (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
6895 (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
6896 (sem_item_optimizer::verify_classes): Likewise.
6897 (sem_item_optimizer::process_cong_reduction): Likewise.
6898 (sem_item_optimizer::dump_cong_classes): Likewise.
6899 (sem_item_optimizer::merge_classes): Likewise.
6900 * ipa-icf.h (congruence_class_hash): Rename from
6901 congruence_class_group_hash. Remove declaration of m_classes_vec.
6903 2017-01-10 Andrew Senkevich <andrew.senkevich@intel.com>
6905 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
6906 OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
6907 * config.gcc: Add avx512vpopcntdqintrin.h.
6908 * config/i386/avx512vpopcntdqintrin.h: New.
6909 * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
6910 * config/i386/i386-builtin-types.def: Add new types.
6911 * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
6912 __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
6913 __builtin_ia32_vpopcountq_v8di_mask): New.
6914 * config/i386/i386-c.c (ix86_target_macros_internal): Define
6915 __AVX512VPOPCNTDQ__.
6916 * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
6917 (PTA_AVX512VPOPCNTDQ): Define.
6918 * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
6919 TARGET_AVX512VPOPCNTDQ_P): Define.
6920 * config/i386/i386.opt: Add mavx512vpopcntdq.
6921 * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
6922 * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
6924 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
6927 * predict.def (PRED_CALL): Set to 67.
6929 2017-01-09 Eric Botcazou <ebotcazou@adacore.com>
6931 * expr.c (store_field): In the bitfield case, if the value comes from
6932 a function call and is of an aggregate type returned in registers, do
6933 not modify the field mode; extract the value in all cases if the mode
6934 is BLKmode and the size is not larger than a word.
6936 2017-01-09 Dominique d'Humieres <dominiq@lps.ens.fr>
6939 * config/i386/cpuid.h: Fix undefined behavior.
6941 2017-01-04 Jeff Law <law@redhat.com>
6943 PR tree-optimization/79007
6944 PR tree-optimization/67955
6945 * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
6946 conservative for pt.null when flag_non_call_exceptions is on.
6948 2017-01-09 Jakub Jelinek <jakub@redhat.com>
6950 PR translation/79019
6951 PR translation/79020
6952 * params.def (PARAM_INLINE_MIN_SPEEDUP,
6953 PARAM_IPA_CP_SINGLE_CALL_PENALTY,
6954 PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
6956 * config/avr/avr.opt (maccumulate-args): Likewise.
6957 * config/msp430/msp430.opt (mwarn-mcu): Likewise.
6958 * common.opt (freport-bug): Likewise.
6959 * cif-code.def (CIF_FINAL_ERROR): Likewise.
6960 * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
6961 * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
6962 translatable string.
6963 * config/i386/i386.c (function_value_32): Likewise.
6964 * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
6965 * config/msp430/msp430.c (msp430_option_override, msp430_attr):
6967 * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
6968 * common/config/msp430/msp430-common.c (msp430_handle_option):
6970 * symtab.c (symtab_node::verify_base): Likewise.
6971 * opts.c (set_debug_level): Likewise.
6972 * tree.c (verify_type_variant): Likewise. Fix typo in comment.
6973 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
6974 missing whitespace to translatable strings.
6975 * config/avr/avr.md (bswapsi2): Fix typo in comment.
6976 * config/sh/superh.h: Likewise.
6977 * config/i386/xopintrin.h: Likewise.
6978 * config/i386/znver1.md: Likewise.
6979 * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
6980 * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
6981 * double-int.h (struct double_int): Likewise.
6982 * double-int.c (div_and_round_double): Likewise.
6983 * wide-int.cc: Likewise.
6984 * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
6985 * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
6986 * cfgcleanup.c (crossjumps_occured): Renamed to ...
6987 (crossjumps_occurred): ... this.
6988 (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
6991 PR tree-optimization/78899
6992 * tree-if-conv.c (version_loop_for_if_conversion): Instead of
6993 returning bool return struct loop *, NULL for failure and the new
6995 (versionable_outer_loop_p): Don't version outer loop if it has
6996 dont_vectorized bit set.
6997 (tree_if_conversion): When versioning outer loop, ensure
6998 tree_if_conversion is performed also on the inner loop of the
6999 non-vectorizable outer loop copy.
7000 * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix. Fold
7001 LOOP_VECTORIZED in inner loop of the scalar outer loop and
7002 prevent vectorization of it.
7003 (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
7004 the outer loop vectorization of the non-scalar version is attempted
7005 before vectorization of the inner loop in scalar version. If
7006 outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
7007 vectorization of its inner loop.
7008 * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
7009 has 2 inner loops, rename also on edges from bb whose single pred
7010 is outer_loop->header. Fix typo in function comment.
7012 2017-01-09 Martin Sebor <msebor@redhat.com>
7015 * asan.c (asan_emit_stack_protection): Increase local buffer size
7016 to avoid snprintf truncation warning.
7018 2017-01-09 Andrew Pinski <apinski@cavium.com>
7020 * config/aarch64/aarch64-cores.def: Add thunderx2t99. Change vulcan
7021 to reference thunderx2t99 for the tuning structure
7022 * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
7024 (thunderx2t99_extra_costs): This.
7025 * config/aarch64/aarch64-tune.md: Regenerate.
7026 * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
7027 (vulcan_addrcost_table): This.
7028 (vulcan_regmove_cost): Rename to ...
7029 (thunderx2t99_regmove_cost): This.
7030 (vulcan_vector_cost): Rename to ...
7031 (thunderx2t99_vector_cost): this.
7032 (vulcan_branch_cost): Rename to ...
7033 (thunderx2t99_branch_cost): This.
7034 (vulcan_tunings): Rename to ...
7035 (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
7036 * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
7038 2017-01-09 Martin Jambor <mjambor@suse.cz>
7042 * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
7043 * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
7044 (propagate_vr_accross_jump_function): Use the above function for all
7045 value range computations for pass-through jump functions and type
7046 converasion from explicit value range values.
7047 (ipcp_propagate_stage): Do not attempt to deduce types of formal
7048 parameters from TYPE_ARG_TYPES.
7049 * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
7050 (ipa_write_node_info): Stream type of the actual argument.
7051 (ipa_read_node_info): Likewise. Also remove trailing whitespace.
7053 2017-01-09 Martin Liska <mliska@suse.cz>
7056 * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
7057 (lookup_compiler): Do not show error message with have_E.
7059 2017-01-09 Jakub Jelinek <jakub@redhat.com>
7061 PR tree-optimization/78938
7062 * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
7063 where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
7064 BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
7065 {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR. Formatting
7068 2017-01-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7070 * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
7073 2017-01-09 Richard Biener <rguenther@suse.de>
7075 PR tree-optimization/78997
7076 * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
7077 name condition properly.
7079 2017-01-09 Richard Biener <rguenther@suse.de>
7082 * dwarf2out.c (is_cxx): New overload with context.
7083 (is_naming_typedef_decl): Use it.
7085 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
7087 * invoke.texi (Option Summary): Correct spacing in option lists
7088 and add line breaks to fix over-long lines.
7090 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
7094 * extend.texi (Common Variable Attributes): Add xref to GCC
7095 Internals manual to explain mode attribute keywords.
7097 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
7100 * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
7101 and Preprocessor Options.
7102 (Options for Linking): Document -pthread here....
7103 (RS/6000 and PowerPC Options): ...not here.
7104 (Solaris 2 Options): ...or here.
7105 * doc/cppopts.texi: Document -pthread.
7107 2017-01-08 Martin Sebor <msebor@redhat.com>
7110 * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
7111 * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
7112 New member functions.
7113 (format_directive): Used them.
7115 (pass_sprintf_length::handle_gimple_call): Same.
7116 * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
7117 to avoid truncation for any argument.
7118 (extract_affine_mul): Same.
7119 * tree.c (get_file_function_name): Same.
7121 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
7124 * predict.def (PRED_INDIR_CALL): Set to 86.
7126 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
7128 PR preprocessor/54124
7129 * doc/cppopts.texi: Reformat -d subtable to list the full name
7130 of the options. Add cross-reference to the docs for the general
7131 compiler -d options.
7132 * doc/invoke.texi (Developer Options): Add cross-reference to the
7133 preprocessor-specific -d option documentation.
7135 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
7137 PR preprocessor/13498
7138 * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
7139 redudant material, and reflect new command-line options.
7140 (System Headers): Likewise.
7142 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
7144 * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
7145 -isystem, and -idirafter. Copy-edit.
7146 * doc/cppopts.texi: Copy-edit. Remove contradiction about
7147 default for -ftrack-macro-expansion. Delete obsolete and
7148 badly-formatted implementation details about -fdebug-cpp output.
7149 * doc/cppwarnopts.texi: Copy-edit.
7151 2017-01-07 David Malcolm <dmalcolm@redhat.com>
7154 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
7155 that the transition from a max line width >= 1<<10 to narrower
7156 lines works correctly.
7158 2017-01-07 Alexandre Oliva <aoliva@redhat.com>
7160 * doc/options.texi (PerFunction): New.
7161 * opt-functions.awk (switch_flags): Map both Optimization and
7162 PerFunction to CL_OPTIMIZATION.
7163 * opth-gen.awk: Test for PerFunction flag along with
7165 * optc-save-gen.awk: Likewise. Introduce var_opt_hash and set
7166 it only when the latter is present. Skip those that don't in
7167 the hash function generator.
7168 * common.opt (fvar-tracking): Mark as PerFunction instead of
7170 (fvar-tracking-assignments): Likewise.
7171 (fvar-tracking-assignments-toggle): Likewise.
7172 (fvar-tracking-uninit): Likewise.
7174 2017-01-07 Jakub Jelinek <jakub@redhat.com>
7176 PR translation/79018
7177 * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
7180 2017-01-06 Mikael Pettersson <mikpelinux@gmail.com>
7183 * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
7184 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
7185 TARGET_LONG_JUMP_TABLE_OFFSETS.
7186 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
7187 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
7188 * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
7189 (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
7190 * config/m68k/m68k.md (tablejump expander): Likewise.
7191 (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
7192 TARGET_LONG_JUMP_TABLE_OFFSETS.
7193 (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
7194 * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
7196 2017-01-06 Edgar E. Iglesias <edgar.iglesias@xilinx.com>
7197 David Holsgrove <david.holsgrove@xilinx.com>
7199 * common/config/microblaze/microblaze-common.c
7200 (TARGET_EXCEPT_UNWIND_INFO): Remove.
7201 * config/microblaze/microblaze-protos.h (microblaze_eh_return):
7203 * config/microblaze/microblaze.c (microblaze_must_save_register)
7204 (microblaze_expand_epilogue, microblaze_return_addr): Handle
7206 (microblaze_eh_return): New function.
7207 * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
7208 (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
7209 (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
7210 * config/microblaze/microblaze.md (eh_return): New pattern.
7212 2017-01-06 Jakub Jelinek <jakub@redhat.com>
7214 * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
7215 GCC_DIAGNOSTIC_STRINGIFY): Define.
7217 * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
7219 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
7221 * config/arm/arm.md (<mcrr>): New.
7223 * config/arm/arm.c (arm_arch5te): New.
7224 (arm_option_override): Set arm_arch5te.
7225 (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
7227 * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
7228 (arm_mcrr_qualifiers): ... this. New.
7229 (MRRC_QUALIFIERS): Define to...
7230 (arm_mrrc_qualifiers): ... this. New.
7231 * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
7233 * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
7234 * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
7235 (MRRCI, mrrc, MRRC): New.
7236 * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
7237 VUNSPEC_MRRC2): New.
7239 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
7241 * config/arm/arm.md (<mcr>): New.
7243 * config/arm/arm.c (arm_coproc_builtin_available): Add
7244 support for mcr, mrc, mcr2 and mrc2.
7245 * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
7246 (arm_mcr_qualifiers): ... this. New.
7247 (MRC_QUALIFIERS): Define to ...
7248 (arm_mrc_qualifiers): ... this. New.
7249 (MCR_QUALIFIERS): Define to ...
7250 (arm_mcr_qualifiers): ... this. New.
7251 * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
7253 * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
7254 * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
7255 * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
7258 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
7260 * config/arm/arm.md (*ldc): New.
7264 * config/arm/arm.c (arm_coproc_builtin_available): Add
7265 support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
7266 (arm_coproc_ldc_stc_legitimate_address): New.
7267 * config/arm/arm-builtins.c (arm_type_qualifiers): Add
7268 'qualifier_const_pointer'.
7269 (LDC_QUALIFIERS): Define to...
7270 (arm_ldc_qualifiers): ... this. New.
7271 (STC_QUALIFIERS): Define to...
7272 (arm_stc_qualifiers): ... this. New.
7273 * config/arm/arm-protos.h
7274 (arm_coproc_ldc_stc_legitimate_address): New.
7275 * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
7276 __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
7277 * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
7278 stc2, stcl, stc2l): New.
7279 * config/arm/constraints.md (Uz): New.
7280 * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
7281 * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
7282 VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
7283 VUNSPEC_STC2L): New.
7285 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
7287 * config/arm/arm.md (<cdp>): New.
7288 * config/arm/arm.c (neon_const_bounds): Rename this ...
7289 (arm_const_bounds): ... this.
7290 (arm_coproc_builtin_available): New.
7291 * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
7292 (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
7293 (CDP_QUALIFIERS): Define to...
7294 (arm_cdp_qualifiers): ... this. New.
7296 (arm_expand_builtin_args): Add case for 6 arguments.
7297 * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
7298 (arm_const_bounds): ... this.
7299 (arm_coproc_builtin_available): New.
7300 * config/arm/arm_acle.h (__arm_cdp): New.
7302 * config/arm/arm_acle_builtins.def (cdp): New.
7304 * config/arm/iterators.md (CDPI,CDP,cdp): New.
7305 * config/arm/neon.md: Rename all 'neon_const_bounds' to
7307 * config/arm/types.md (coproc): New.
7308 * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
7309 * gcc/doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
7310 * gcc/doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
7311 arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
7313 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
7315 * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
7316 (UBINOP_QUALIFIERS): New.
7318 (acle_builtin_data): New. Change comment.
7319 (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
7320 ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
7321 ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
7322 arm_acle_builtins.def.
7323 (ARM_BUILTIN_ACLE_PATTERN_START): Define.
7324 (arm_init_acle_builtins): New.
7325 (CRC32_BUILTIN): Remove.
7326 (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
7327 crc32cb, crc32ch and crc32cw.
7328 (arm_init_crc32_builtins): Remove.
7329 (arm_init_builtins): Use arm_init_acle_builtins rather
7330 than arm_init_crc32_builtins.
7331 (arm_expand_acle_builtin): New.
7332 (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
7333 * config/arm/arm_acle_builtins.def: New.
7335 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
7337 * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
7338 (arm_builtin_datum): ... this.
7339 (arm_init_neon_builtin): Rename to ...
7340 (arm_init_builtin): ... this. Add a new parameters PREFIX
7341 and USE_SIG_IN_NAME.
7342 (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
7343 'arm_init_builtin'. Replace type 'neon_builtin_datum' with
7344 'arm_builtin_datum'.
7345 (arm_init_vfp_builtins): Likewise.
7346 (builtin_arg): Rename enum's replacing 'NEON_ARG' with
7347 'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
7348 (arm_expand_neon_args): Rename to ...
7349 (arm_expand_builtin_args): ... this. Rename builtin_arg
7350 enum values and differentiate between ARG_BUILTIN_MEMORY
7351 and ARG_BUILTIN_NEON_MEMORY.
7352 (arm_expand_neon_builtin_1): Rename to ...
7353 (arm_expand_builtin_1): ... this. Rename builtin_arg enum
7354 values, arm_expand_builtin_args and add bool parameter NEON.
7355 (arm_expand_neon_builtin): Use arm_expand_builtin_1.
7356 (arm_expand_vfp_builtin): Likewise.
7357 (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
7359 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
7362 * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
7363 * predict.c (tree_estimate_probability_bb): Reverse direction of
7364 polymorphic call predictor.
7366 2017-01-06 David Malcolm <dmalcolm@redhat.com>
7368 * passes.c (execute_one_pass): Split out pass-skipping logic into...
7369 (determine_pass_name_match): ...this new function and...
7370 (should_skip_pass_p): ...this new function.
7372 2017-01-06 Nathan Sidwell <nathan@acm.org>
7374 * ipa-visibility.c (function_and_variable_visibility): Reformat
7375 comments and long lines. Remove extrneous if.
7376 * symtab.c (symtab_node::make_decl_local): Fix code format.
7377 (symtab_node::set_section_for_node): Fix comment typo.
7379 2017-01-06 Martin Liska <mliska@suse.cz>
7382 * lra-constraints.c: Rename invariant to lra_invariant.
7383 * predict.c (set_even_probabilities): Initialize e to NULL.
7385 2017-01-05 Martin Sebor <msebor@redhat.com>
7387 PR tree-optimization/78910
7388 * gimple-ssa-sprintf.c (tree_digits): Add an argument.
7389 (format_integer): Correct off-by-one error in the handling
7390 of precision with negative numbers in signed conversions..
7392 2017-01-05 Eric Botcazou <ebotcazou@adacore.com>
7394 * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
7396 2017-01-05 Jakub Jelinek <jakub@redhat.com>
7398 PR tree-optimization/71016
7399 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
7400 factor_out_conditional_conversion. Formatting fix.
7401 (factor_out_conditional_conversion): Add cond_stmt argument.
7402 If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
7403 cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
7406 2017-01-05 David Malcolm <dmalcolm@redhat.com>
7408 * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
7409 read-rtl-function.o, and selftest-rtl.o.
7410 * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
7411 (selftest::aarch64_test_loading_full_dump): New function.
7412 (selftest::aarch64_run_selftests): New function.
7413 (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
7414 selftest::aarch64_run_selftests.
7415 * config/i386/i386.c
7416 (selftest::ix86_test_loading_dump_fragment_1): New function.
7417 (selftest::ix86_test_loading_call_insn): New function.
7418 (selftest::ix86_test_loading_full_dump): New function.
7419 (selftest::ix86_test_loading_unspec): New function.
7420 (selftest::ix86_run_selftests): Call the new functions.
7421 * emit-rtl.c (maybe_set_max_label_num): New function.
7422 * emit-rtl.h (maybe_set_max_label_num): New decl.
7423 * function.c (instantiate_decls): Guard call to
7424 instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
7425 * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
7427 * gensupport.c (gen_reader::gen_reader): Pass "false"
7428 for new "compact" param of rtx_reader.
7429 * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
7430 rather than an empty string for NULL strings.
7431 * read-md.c: Potentially include config.h rather than bconfig.h.
7432 Wrap include of errors.h with #ifdef GENERATOR_FILE.
7433 (have_error): New global, copied from errors.c.
7434 (md_reader::read_name): Rename to...
7435 (md_reader::read_name_1): ...this, adding "out_loc" param,
7436 and converting "missing name or number" to returning false, rather
7438 (md_reader::read_name): Reimplement in terms of read_name_1.
7439 (md_reader::read_name_or_nil): New function.
7440 (md_reader::read_string): Handle "(nil)" by returning NULL.
7441 (md_reader::md_reader): Add new param "compact".
7442 (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
7443 (md_reader::read_file): New method.
7444 * read-md.h (md_reader::md_reader): Add new param "compact".
7445 (md_reader::read_file): New method.
7446 (md_reader::is_compact): New accessor.
7447 (md_reader::read_name): Convert return type from void to file_location.
7448 (md_reader::read_name_or_nil): New decl.
7449 (md_reader::read_name_1): New decl.
7450 (md_reader::m_compact): New field.
7451 (noop_reader::noop_reader): Pass "false" for new "compact" param
7453 (rtx_reader::rtx_reader): Add new "compact" param.
7454 (rtx_reader::read_rtx_operand): Make virtual and convert return
7455 type from void to rtx.
7456 (rtx_reader::read_until): New decl.
7457 (rtx_reader::handle_any_trailing_information): New virtual function.
7458 (rtx_reader::postprocess): New virtual function.
7459 (rtx_reader::finalize_string): New virtual function.
7460 (rtx_reader::m_in_call_function_usage): New field.
7461 (rtx_reader::m_reuse_rtx_by_id): New field.
7462 * read-rtl-function.c: New file.
7463 * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
7464 * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
7465 (selftest::verify_three_block_rtl_cfg): New decl.
7466 * read-rtl-function.h: New file.
7467 * read-rtl.c: Potentially include config.h rather than bconfig.h.
7468 For host, include function.h, memmodel.h, and emit-rtl.h.
7469 (one_time_initialization): New function.
7470 (struct compact_insn_name): New struct.
7471 (compact_insn_names): New array.
7472 (find_code): Handle insn codes in compact dumps.
7473 (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
7474 (bind_subst_iter_and_attr): Likewise.
7475 (add_condition_to_string): Likewise.
7476 (add_condition_to_rtx): Likewise.
7477 (apply_attribute_uses): Likewise.
7478 (add_current_iterators): Likewise.
7479 (apply_iterators): Likewise.
7480 (initialize_iterators): Guard usage of apply_subst_iterator with
7481 #ifdef GENERATOR_FILE.
7482 (read_conditions): Wrap with #ifdef GENERATOR_FILE.
7483 (md_reader::read_mapping): Likewise.
7484 (add_define_attr_for_define_subst): Likewise.
7485 (add_define_subst_attr): Likewise.
7486 (read_subst_mapping): Likewise.
7487 (check_code_iterator): Likewise.
7488 (rtx_reader::read_rtx): Likewise. Move one-time initialization
7490 (one_time_initialization): New function.
7491 (rtx_reader::read_until): New method.
7492 (read_flags): New function.
7493 (parse_reg_note_name): New function.
7494 (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
7495 Handle reuse_rtx ids.
7496 Wrap iterator lookup within #ifdef GENERATOR_FILE.
7497 Add parsing support for RTL dumps, mirroring the special-cases in
7498 print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
7499 values, and calling handle_any_trailing_information.
7500 (rtx_reader::read_rtx_operand): Convert return type from void
7501 to rtx, returning return_rtx. Handle case 'e'. Call
7502 finalize_string on XSTR and XTMPL fields.
7503 (rtx_reader::read_nested_rtx): Handle dumps in which trailing
7504 "(nil)" values were omitted. Call the postprocess vfunc on the
7506 (rtx_reader::rtx_reader): Add new "compact" param and pass to base
7507 class ctor. Initialize m_in_call_function_usage. Call
7508 one_time_initialization.
7509 * rtl-tests.c (selftest::test_uncond_jump): Call
7510 set_new_first_and_last_insn.
7511 * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
7512 * selftest-rtl.c: New file.
7513 * selftest-rtl.h (class selftest::rtl_dump_test): New class.
7514 (selftest::get_insn_by_uid): New decl.
7515 * selftest-run-tests.c (selftest::run_tests): Call
7516 read_rtl_function_c_tests.
7517 * selftest.h (selftest::read_rtl_function_c_tests): New decl.
7518 * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
7521 2017-01-05 Uros Bizjak <ubizjak@gmail.com>
7523 * config/i386/i386.md (*testqi_ext_3): No need to handle memory
7524 operands in a special way. Assert that pos+len <= mode precision.
7526 2017-01-05 Jakub Jelinek <jakub@redhat.com>
7528 * common.opt (fvect-cost-model): Remove RejectNegative flag, use
7529 3 argument Alias with unlimited for the negative form.
7530 (fno-vect-cost-model): Removed.
7532 2017-01-05 Martin Liska <mliska@suse.cz>
7534 * hsa-gen.c (gen_hsa_divmod): New function.
7535 (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
7537 2017-01-05 Martin Liska <mliska@suse.cz>
7540 * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
7543 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7545 * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
7546 small constant length operands.
7548 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7550 * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
7551 between loop iterations.
7553 2017-01-05 Martin Liska <mliska@suse.cz>
7556 * gimplify.c (gimplify_decl_expr): Compare to
7557 asan_poisoned_variables instread of checking flags.
7558 (gimplify_target_expr): Likewise.
7559 (gimplify_expr): Likewise.
7560 (gimplify_function_tree): Conditionally initialize
7561 asan_poisoned_variables.
7563 2017-01-04 Jeff Law <law@redhat.com>
7565 PR tree-optimizatin/78812
7566 * rtl.h (contains_mem_rtx_p): Prototype.
7567 * ifcvt.c (containts_mem_rtx_p): Move from here to...
7568 * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
7569 * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
7570 and prune MEMs that are not at the toplevel of a SET_SRC rtx. Look
7571 through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
7573 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
7575 * input.c (assert_char_at_range): Default-initialize actual_range.
7577 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
7579 * df-scan.c (df_ref_create_structure): Make regno unsigned,
7580 to match the caller.
7582 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
7584 * cfgexpand.c (expand_gimple_basic_block): Disregard debug
7585 insns after final jump in test to emit dummy move.
7587 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
7589 * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
7590 * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
7592 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
7594 * multiple_target.c (create_dispatcher_calls): Init e_next.
7595 * tree-ssa-loop-split.c (split_loop): Init border.
7596 * tree-vect-loop.c (vect_determine_vectorization_factor): Init
7599 2017-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
7604 * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
7605 (altivec_register_operand): Do not return true if the operand
7606 contains a SUBREG mixing SImode and SFmode.
7607 (vsx_register_operand): Likewise.
7608 (vsx_reg_sfsubreg_ok): New predicate.
7609 (vfloat_operand): Do not return true if the operand contains a
7610 SUBREG mixing SImode and SFmode.
7611 (vint_operand): Likewise.
7612 (vlogical_operand): Likewise.
7613 (gpc_reg_operand): Likewise.
7614 (int_reg_operand): Likewise.
7615 * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
7616 * config/rs6000/rs6000.c (valid_sf_si_move): New function to
7617 determine if a MOVSI or MOVSF operation contains SUBREGs that mix
7619 (rs6000_emit_move_si_sf_subreg): New helper function.
7620 (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
7621 fixup SUBREGs involving SImode and SFmode.
7622 * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
7623 numbers for the new peephole2 optimization.
7624 (peephole2 for SFmode unions): New peephole2 to optimize cases in
7625 the GLIBC math library that do AND/IOR/XOR operations on single
7626 precision floating point.
7627 * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
7628 target macros to say whether we need to avoid SUBREGs mixing
7630 (TARGET_ALLOW_SF_SUBREG): Likewise.
7631 * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
7632 (UNSPEC_SI_FROM_SF): Likewise.
7633 (iorxor): Change spacing.
7634 (and_ior_xor): New iterator for AND, IOR, and XOR.
7635 (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
7636 (movdi_from_sf_zero_ext): Likewise.
7637 (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
7638 instead of gpc_reg_operand. Add SImode/SFmode SUBREG support.
7639 (movsf_from_si): New insn for SImode/SFmode SUBREG support.
7640 (fma<mode>4): Use gpc_reg_operand instead of register_operand.
7641 (fms<mode>4): Likewise.
7642 (fnma<mode>4): Likewise.
7643 (fnms<mode>4): Likewise.
7644 (nfma<mode>4): Likewise.
7645 (nfms<mode>4): Likewise.
7647 2017-01-04 Marek Polacek <polacek@redhat.com>
7650 * doc/invoke.texi: Document -Wpointer-compare.
7652 2017-01-04 Jakub Jelinek <jakub@redhat.com>
7654 * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
7657 * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
7658 descriptions for -gdwarf-5 and emit them as uleb128 instead of
7661 2017-01-04 Kelvin Nilsen <kelvin@gcc.gnu.org>
7664 * doc/sourcebuild.texi (PowerPC-specific attributes): Add
7665 documentation of the powerpc_popcntb_ok attribute.
7666 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
7667 code to issue warning messages if a requested CPU configuration is
7668 not supported by the binary (assembler and loader) toolchain.
7669 (spe_init_builtins): Add two assertions to prevent ICE if attempt is
7670 made to define a built-in function that has been disabled.
7671 (paired_init_builtins): Add assertion to prevent ICE if attempt is
7672 made to define a built-in function that has been disabled.
7673 (altivec_init_builtins): Add comment explaining why definition
7674 of the DST built-in functions is not preceded by an assertion
7675 check. Add assertions to prevent ICE if attempts are made to
7676 define an altivec predicate or an abs* built-in function that has
7678 (htm_init_builtins): Add comment explaining why definition of the
7679 htm built-in functions is not preceded by an assertion check.
7681 2017-01-04 Jeff Law <law@redhat.com>
7683 PR tree-optimizatin/67955
7684 * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
7685 Allow any SSA_VAR_P as the base objects. Use integer_zerop. Verify
7686 the points-to solution does not include pt_null. Use DECL_PT_UID
7689 2017-01-04 Uros Bizjak <ubizjak@gmail.com>
7691 * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
7692 Use gen_int_mode instead of gen_lopwart for const_int operands.
7694 2017-01-04 Jakub Jelinek <jakub@redhat.com>
7696 PR tree-optimization/71563
7697 * match.pd: Simplify X << Y into X if Y is known to be 0 or
7698 out of range value - has low bits known to be zero.
7700 2017-01-04 Alan Modra <amodra@gmail.com>
7702 * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
7703 * configure: Regenerate.
7704 * config.in: Regenerate.
7706 2017-01-04 Jakub Jelinek <jakub@redhat.com>
7709 * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
7710 a substring of the message, but strcmp with the whole message. Ifdef
7711 ENABLE_NLS, translate the message first using dgettext.
7713 2017-01-03 Jeff Law <law@redhat.com>
7715 PR tree-optimizatin/78856
7716 * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
7717 (mark_threaded_blocks): Remove code to truncate thread paths that
7718 cross multiple loop headers. Instead invalidate the cached loop
7719 iteration information and handle case of a thread path walking
7720 into an irreducible region.
7722 2017-01-03 Michael Meissner <meissner@linux.vnet.ibm.com>
7725 * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
7726 assertions. Add support for doing the signbit if the IEEE 128-bit
7727 floating point value is in a GPR.
7728 * config/rs6000/rs6000.md (Fsignbit): Delete.
7729 (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
7730 Update the length attribute if the value is in a GPR.
7731 (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
7732 the sign or zero extension instruction, since the value is always 0/1.
7733 (signbit<mode>2_dm2): Delete using <Fsignbit>.
7736 * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
7737 extracting SImode to a GPR register so that we can generate a
7738 store, limit the vector to be in a traditional Altivec register
7739 for the vextuwrx instruction.
7741 2017-01-03 Ian Lance Taylor <iant@google.com>
7743 * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
7745 2017-01-03 Martin Sebor <msebor@redhat.com>
7747 PR tree-optimization/78696
7748 * gimple-ssa-sprintf.c (format_floating): Correct handling of
7749 precision. Use MPFR for %f for greater fidelity. Correct handling
7751 (pass_sprintf_length::compute_format_length): Set width and precision
7752 specified by asrerisk to void_node for vararg functions.
7753 (try_substitute_return_value): Adjust dump output.
7755 2017-01-03 David Edelsohn <dje.gcc@gmail.com>
7757 * doc/invoke.texi (RS6000 options): LRA is enabled by default.
7759 2017-01-03 Eric Botcazou <ebotcazou@adacore.com>
7761 * doc/invoke.texi (SPARC options): Document -mlra as the default.
7762 * config/sparc/sparc.c (sparc_option_override): Force LRA unless
7763 -mlra/-mno-lra was passed to the compiler.
7765 2017-01-03 James Cowgill <James.Cowgill@imgtec.com>
7767 PR rtl-optimization/65618
7768 * emit-rtl.c (try_split): Move initialization of "before" and
7769 "after" to just before the call to emit_insn_after_setloc.
7771 2017-01-03 Gerald Pfeifer <gerald@pfeifer.com>
7773 * doc/md.texi (Standard Names): Remove reference to Java frontend.
7775 2017-01-03 Pierre-Marie de Rodat <derodat@adacore.com>
7777 * dwarf2out.c (gen_enumeration_type_die): When
7778 -gno-strict-dwarf, add a DW_AT_encoding attribute.
7780 2017-01-03 Jakub Jelinek <jakub@redhat.com>
7782 PR tree-optimization/78965
7783 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
7784 Change first argument from const call_info & to call_info &. For %n
7785 set info.nowrite to false.
7788 * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
7789 possibly throwing calls.
7791 * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
7792 and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
7793 and fns handling, rather than in a separate case SSA_NAME.
7795 2017-01-02 Jeff Law <law@redhat.com>
7797 * config/darwin-driver.c (darwin_driver_init): Const-correctness
7798 fixes for first_period and second_period variables.
7800 2017-01-02 Uros Bizjak <ubizjak@gmail.com>
7803 * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
7804 (*insvqi_1): New insn pattern.
7805 (*insvqi_1_mem_rex64): Ditto.
7807 (*insvqi_3): Rename from *insvqi.
7809 (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
7811 2017-01-02 Gerald Pfeifer <gerald@pfeifer.com>
7813 * doc/cfg.texi (Edges): Remove reference to Java.
7814 (Maintaining the CFG): Ditto.
7816 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
7819 * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
7820 transparent aliases.
7822 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
7825 * predict.def (PRED_CALL): Update hitrate.
7826 (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
7827 * predict.c (tree_estimate_probability_bb): Split CALL predictor
7828 into direct/indirect/polymorphic variants.
7830 2017-01-01 Jakub Jelinek <jakub@redhat.com>
7832 Update copyright years.
7834 * gcc.c (process_command): Update copyright notice dates.
7835 * gcov-dump.c (print_version): Ditto.
7836 * gcov.c (print_version): Ditto.
7837 * gcov-tool.c (print_version): Ditto.
7838 * gengtype.c (create_file): Ditto.
7839 * doc/cpp.texi: Bump @copying's copyright year.
7840 * doc/cppinternals.texi: Ditto.
7841 * doc/gcc.texi: Ditto.
7842 * doc/gccint.texi: Ditto.
7843 * doc/gcov.texi: Ditto.
7844 * doc/install.texi: Ditto.
7845 * doc/invoke.texi: Ditto.
7847 Copyright (C) 2017 Free Software Foundation, Inc.
7849 Copying and distribution of this file, with or without modification,
7850 are permitted in any medium without royalty provided the copyright
7851 notice and this notice are preserved.