1 2017-04-10 Jakub Jelinek <jakub@redhat.com>
4 * config/i386/avx512fintrin.h (_mm512_reduce_add_epi32,
5 _mm512_reduce_mul_epi32, _mm512_reduce_and_epi32,
6 _mm512_reduce_or_epi32, _mm512_mask_reduce_add_epi32,
7 _mm512_mask_reduce_mul_epi32, _mm512_mask_reduce_and_epi32,
8 _mm512_mask_reduce_or_epi32, _mm512_reduce_min_epi32,
9 _mm512_reduce_max_epi32, _mm512_reduce_min_epu32,
10 _mm512_reduce_max_epu32, _mm512_mask_reduce_min_epi32,
11 _mm512_mask_reduce_max_epi32, _mm512_mask_reduce_min_epu32,
12 _mm512_mask_reduce_max_epu32, _mm512_reduce_add_ps,
13 _mm512_reduce_mul_ps, _mm512_mask_reduce_add_ps,
14 _mm512_mask_reduce_mul_ps, _mm512_reduce_min_ps, _mm512_reduce_max_ps,
15 _mm512_mask_reduce_min_ps, _mm512_mask_reduce_max_ps,
16 _mm512_reduce_add_epi64, _mm512_reduce_mul_epi64,
17 _mm512_reduce_and_epi64, _mm512_reduce_or_epi64,
18 _mm512_mask_reduce_add_epi64, _mm512_mask_reduce_mul_epi64,
19 _mm512_mask_reduce_and_epi64, _mm512_mask_reduce_or_epi64,
20 _mm512_reduce_min_epi64, _mm512_reduce_max_epi64,
21 _mm512_mask_reduce_min_epi64, _mm512_mask_reduce_max_epi64,
22 _mm512_reduce_min_epu64, _mm512_reduce_max_epu64,
23 _mm512_mask_reduce_min_epu64, _mm512_mask_reduce_max_epu64,
24 _mm512_reduce_add_pd, _mm512_reduce_mul_pd, _mm512_mask_reduce_add_pd,
25 _mm512_mask_reduce_mul_pd, _mm512_reduce_min_pd, _mm512_reduce_max_pd,
26 _mm512_mask_reduce_min_pd, _mm512_mask_reduce_max_pd): New intrinsics.
28 2017-04-08 Vladimir Makarov <vmakarov@redhat.com>
30 PR rtl-optimization/70478
31 * lra-constraints.c: Reverse the last patch.
33 2017-04-08 Andreas Tobler <andreast@gcc.gnu.org>
35 * config/aarch64/aarch64-freebsd.h: Define MCOUNT_NAME.
36 Add comment for WCHAR_T.
38 2017-04-08 Martin Liska <mliska@suse.cz>
41 2017-04-07 Martin Liska <mliska@suse.cz>
44 * ipa-split.c (split_function): Add function part to a same comdat
47 2017-04-08 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
50 * config/rs6000/rs6000.c (expand_block_compare): Fix boundary check.
52 2017-04-07 Pat Haugen <pthaugen@us.ibm.com>
54 * rs6000/rs6000.c (vec_load_pendulum): Rename...
55 (vec_pairing): ...to this.
56 (power9_sched_reorder2): Rewrite code for pairing vector/vecload insns.
57 (rs6000_sched_init): Adjust for name change.
58 (struct rs6000_sched_context): Likewise.
59 (rs6000_init_sched_context): Likewise.
60 (rs6000_set_sched_context): Likewise.
62 2017-04-07 Jakub Jelinek <jakub@redhat.com>
68 * config/i386/avxintrin.h (_mm256_cvtsd_f64, _mm256_cvtss_f32): New
70 * config/i386/avx512fintrin.h (_mm512_int2mask, _mm512_mask2int,
71 _mm512_abs_ps, _mm512_mask_abs_ps, _mm512_abs_pd, _mm512_mask_abs_pd,
72 _mm512_cvtsd_f64, _mm512_cvtss_f32): Likewise.
74 2017-04-07 Andreas Tobler <andreast@gcc.gnu.org>
76 * config/aarch64/aarch64-freebsd.h: Define WCHAR_TYPE.
78 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
80 PR rtl-optimization/70703
81 * ira-color.c (update_conflict_hard_regno_costs): Use
82 int64_t instead of HOST_WIDE_INT.
84 2017-04-07 Vladimir Makarov <vmakarov@redhat.com>
86 PR rtl-optimization/70478
87 * lra-constraints.c (process_alt_operands): Disfavor alternative
90 2017-04-07 Jeff Law <law@redhat.com>
92 * config/iq2000/iq2000.c (final_prescan_insn): Do not separate a
93 CALL and NOTE_INSN_CALL_ARG_LOCATION.
95 2017-04-07 Martin Liska <mliska@suse.cz>
98 * config/aarch64/aarch64.c (aarch64_process_target_attr):
99 Show error message instead of an ICE.
101 2017-04-07 Martin Liska <mliska@suse.cz>
104 * ipa-split.c (split_function): Add function part to a same comdat
107 2017-04-07 Richard Biener <rguenther@suse.de>
110 * tree.c (get_unwidened): Also handle ! for_type case for
112 * convert.c (do_narrow): Split out from ...
113 (convert_to_integer_1): ... here. Do not pass final truncation
114 type to get_unwidened for TRUNC_DIV_EXPR.
116 2017-04-07 Richard Biener <rguenther@suse.de>
118 * tree-affine.c (wide_int_ext_for_comb): Take type rather
120 (aff_combination_const): Adjust.
121 (aff_combination_scale): Likewise.
122 (aff_combination_add_elt): Likewise.
123 (aff_combination_add_cst): Likewise.
124 (aff_combination_convert): Likewise.
125 (add_elt_to_tree): Likewise. Remove unused argument.
126 (aff_combination_to_tree): Adjust calls to add_elt_to_tree.
128 2017-04-07 Sebastian Huber <sebastian.huber@embedded-brains.de>
130 * config/arm/arm.h (ARM_DEFAULT_SHORT_ENUMS): Provide default
132 * config/arm/arm.c (arm_default_short_enums): Use
133 ARM_DEFAULT_SHORT_ENUMS.
134 * config/arm/rtems.h (ARM_DEFAULT_SHORT_ENUMS): Define.
136 2017-04-06 Jakub Jelinek <jakub@redhat.com>
139 * dwarf2out.c (gen_member_die): Handle C++17 inline static data
140 members with redundant out-of-class redeclaration.
142 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
145 * config/i386/sse.md (*vec_extractv4si_0_zext_sse4): New pattern.
146 * config/i386/i386.md (*zero_extendsidi2):
147 Add (?*x,*x) and (?*v,*v) alternatives.
149 2017-04-06 Uros Bizjak <ubizjak@gmail.com>
152 * config/i386/i386.c (ix86_expand_builtin)
153 <case IX86_BUILTIN_K{,OR}TEST{C,Z}{8,16,32,64}>: Determine insn operand
154 mode from insn data. Convert operands to insn operand mode.
155 Copy operands that don't satisfy insn predicate to a register.
157 2017-04-06 Sam Thursfield <sam.thursfield@codethink.co.uk>
159 * config/rs6000/x-aix: Increase memory limit for genautomata on AIX.
162 2017-04-06 Richard Biener <rguenther@suse.de>
164 PR tree-optimization/80334
165 * tree-ssa-loop-ivopts.c (rewrite_use_address): Properly
166 preserve alignment of accesses.
168 2017-04-06 Richard Biener <rguenther@suse.de>
170 PR tree-optimization/80262
171 * tree-sra.c (build_ref_for_offset): Preserve address-space
173 * tree-ssa-sccvn.c (vn_reference_maybe_forwprop_address):
174 Drop useless address-space information on MEM_REF offsets.
176 2017-04-05 Andreas Schwab <schwab@linux-m68k.org>
178 * builtins.def (BUILT_IN_UPDATE_SETJMP_BUF): Fix type.
180 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
182 PR rtl-optimization/70703
183 * ira-color.c (update_conflict_hard_regno_costs): Use
184 HOST_WIDE_INT instead of long.
186 2017-04-05 Uros Bizjak <ubizjak@gmail.com>
189 * config/i386/mmintrin.h: Add -msse target option when __SSE__ is
190 not defined for x86_64 target. Add -mmmx target option when __SSE2__
192 * config/i386/mm3dnow.h: Add -msse target when __SSE__ is not defined
193 for x86_64 target. Handle -m3dnowa option.
195 2017-04-05 Vladimir Makarov <vmakarov@redhat.com>
197 PR rtl-optimization/70703
198 * ira-color.c (update_costs_from_allocno): Use the smallest mode.
199 (update_conflict_hard_regno_costs): Use long instead of unsigned
200 arithmetic for cost calculation.
202 2017-04-05 Jakub Jelinek <jakub@redhat.com>
203 Bernd Edlinger <bernd.edlinger@hotmail.de>
206 * asan.c (asan_store_shadow_bytes): Fix location of last_chunk_value
209 2017-04-05 Eric Botcazou <ebotcazou@adacore.com>
212 * config/aarch64/aarch64.c (aarch64_emit_probe_stack_range): Replace
213 ptr_mode with Pmode throughout.
214 * config/aarch64/aarch64.md (probe_stack_range_<PTR:mode): Rename
215 into probe_stack_range and use DImode.
217 2017-04-05 Dominik Vogt <vogt@linux.vnet.ibm.com>
220 * config/s390/s390.c (s390_register_info_gprtofpr): Return if
221 call_eh_return is true.
223 2017-04-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
225 * config/s390/s390-c.c (s390_resolve_overloaded_builtin):
226 Initialize last_match_fntype_index.
228 2017-04-05 Jakub Jelinek <jakub@redhat.com>
231 * tree-nvr.c: Include internal-fn.h.
232 (pass_return_slot::execute): Ignore internal calls without
235 2017-04-04 Jakub Jelinek <jakub@redhat.com>
236 Richard Biener <rguenther@suse.de>
239 * genmatch.c (capture::gen_transform): For GENERIC unshare_expr
240 captures used multiple times, except for the last use.
241 * generic-match-head.c: Include gimplify.h.
243 2017-04-04 Jakub Jelinek <jakub@redhat.com>
245 PR tree-optimization/79390
246 * target.h (struct noce_if_info): Declare.
247 * targhooks.h (default_noce_conversion_profitable_p): Declare.
248 * target.def (noce_conversion_profitable_p): New target hook.
249 * ifcvt.h (struct noce_if_info): New type, moved from ...
250 * ifcvt.c (struct noce_if_info): ... here.
251 (noce_conversion_profitable_p): Renamed to ...
252 (default_noce_conversion_profitable_p): ... this. No longer
254 (noce_try_store_flag_constants, noce_try_addcc,
255 noce_try_store_flag_mask, noce_try_cmove, noce_try_cmove_arith,
256 noce_convert_multiple_sets): Use targetm.noce_conversion_profitable_p
257 instead of noce_conversion_profitable_p.
258 * config/i386/i386.c: Include ifcvt.h.
259 (ix86_option_override_internal): Don't override
260 PARAM_MAX_RTL_IF_CONVERSION_INSNS default.
261 (ix86_noce_conversion_profitable_p): New function.
262 (TARGET_NOCE_CONVERSION_PROFITABLE_P): Redefine.
263 * config/i386/x86-tune.def (X86_TUNE_ONE_IF_CONV_INSN): Adjust comment.
264 * doc/tm.texi.in (TARGET_NOCE_CONVERSION_PROFITABLE_P): Add.
265 * doc/tm.texi: Regenerated.
267 2017-04-04 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
269 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Grammar
272 2017-04-04 Thomas Preud'homme <thomas.preudhomme@arm.com>
275 * config/arm/arm.c (thumb1_rtx_costs): Give a cost of 32
276 instructions for small multiply cores.
278 2017-04-04 Jeff Law <law@redhat.com>
280 * config/mips/mips.c (mips_multi_add): Zero initialize the newly
282 (mips_expand_vec_perm_const): Initialize elements in orig_perm
283 that are not set by the loop over the elements.
285 2017-04-04 Jakub Jelinek <jakub@redhat.com>
288 * config/i386/i386.c (ix86_expand_args_builtin): If op has scalar
289 int mode, convert_modes it to mode as unsigned, otherwise use
290 lowpart_subreg to mode rather than SImode.
291 * config/i386/sse.md (<mask_codefor>ashr<mode>3<mask_name>,
292 ashr<mode>3, ashr<mode>3<mask_name>, <shift_insn><mode>3<mask_name>):
293 Use DImode instead of SImode for the shift count operand.
294 * config/i386/mmx.md (mmx_ashr<mode>3, mmx_<shift_insn><mode>3):
297 2017-04-04 Richard Biener <rguenther@suse.de>
300 * match.pd (A + (-B) -> A - B): Make sure to preserve unsigned
301 arithmetic done for the negate or the plus. Simplify.
302 (A - (-B) -> A + B): Likewise.
303 * fold-const.c (split_tree): Make sure to not negate pointers.
305 2017-04-04 Segher Boessenkool <segher@kernel.crashing.org>
307 PR rtl-optimization/60818
308 * simplify-rtx.c (simplify_binary_operation_1): Do not replace
309 a compare of comparisons with the thing compared if this results
310 in a different machine mode.
312 2017-04-03 Jonathan Wakely <jwakely@redhat.com>
314 * alias.c (base_alias_check): Fix typo in comment.
315 * cgraph.h (class ipa_polymorphic_call_context): Likewise.
316 * cgraphunit.c (symbol_table::compile): Likewise.
317 * collect2.c (maybe_run_lto_and_relink): Likewise.
318 * config/arm/arm.c (arm_thumb1_mi_thunk): Likewise.
319 * config/avr/avr-arch.h (avr_arch_info_t): Likewise.
320 * config/avr/avr.c (avr_map_op_t): Likewise.
321 * config/cr16/cr16.h (DATA_ALIGNMENT): Likewise.
322 * config/epiphany/epiphany.c (TARGET_ARG_PARTIAL_BYTES): Likewise.
323 * config/epiphany/epiphany.md (movcc): Likewise.
324 * config/i386/i386.c (legitimize_pe_coff_extern_decl): Likewise.
325 * config/m68k/m68k.c (struct _sched_ib, m68k_sched_variable_issue):
327 * config/mips/mips.c (mips_save_restore_reg): Likewise.
328 * config/rx/rx.c (rx_is_restricted_memory_address): Likewise.
329 * config/s390/s390.c (Z10_EARLYLOAD_DISTANCE): Likewise.
330 * config/sh/sh.c (sh_rtx_costs): Likewise.
331 * fold-const.c (fold_truth_andor): Likewise.
332 * genautomata.c (collapse_flag): Likewise.
333 * gengtype.h (struct type::u::s): Likewise.
334 * gensupport.c (has_subst_attribute, add_mnemonic_string): Likewise.
335 * input.c (FORMAT_AMOUNT): Likewise.
336 * ipa-cp.c (class ipcp_lattice, agg_replacements_to_vector)
337 (known_aggs_to_agg_replacement_list): Likewise.
338 * ipa-inline-analysis.c: Likewise.
339 * ipa-inline.h (estimate_edge_time, estimate_edge_hints): Likewise.
340 * ipa-polymorphic-call.c
341 (ipa_polymorphic_call_context::restrict_to_inner_class): Likewise.
342 * loop-unroll.c (analyze_insn_to_expand_var): Likewise.
343 * lra.c (lra_optional_reload_pseudos, lra_subreg_reload_pseudos):
345 * modulo-sched.c (apply_reg_moves): Likewise.
346 * omp-expand.c (build_omp_regions_1): Likewise.
347 * trans-mem.c (struct tm_wrapper_hasher): Likewise.
348 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Likewise.
349 * tree-ssa-loop-niter.c (maybe_lower_iteration_bound): Likewise.
350 * tree-vect-data-refs.c (vect_enhance_data_refs_alignment): Likewise.
351 * value-prof.c: Likewise.
352 * var-tracking.c (val_reset): Likewise.
354 2017-04-03 Richard Biener <rguenther@suse.de>
356 PR tree-optimization/80275
357 * fold-const.c (split_address_to_core_and_offset): Handle
360 2017-04-03 Eric Botcazou <ebotcazou@adacore.com>
362 * tree-nested.c (get_descriptor_type): Make sure that the alignment of
363 descriptors is at least equal to that of functions.
365 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
367 * config/i386/sse.md (movdi_to_sse): Add missing DONE.
369 2017-04-02 Uros Bizjak <ubizjak@gmail.com>
372 * config/i386/sse.md (mov<IMOD4:mode>): Remove insn pattern.
373 (mov<IMOD4:mode>): New expander.
374 (*mov<IMOD4:mode>_internal): New insn and split pattern.
376 2017-03-31 Segher Boessenkool <segher@kernel.crashing.org>
378 PR rtl-optimization/79405
379 * fwprop.c (propagations_left): New variable.
380 (forward_propagate_into): Decrement it.
381 (fwprop_init): Initialize it.
382 (fw_prop): If the variable has reached zero, stop propagating.
383 (fwprop_addr): Ditto.
385 2017-03-31 Jakub Jelinek <jakub@redhat.com>
388 * dwarf2out.c (decls_for_scope): If BLOCK_NONLOCALIZED_VAR is
389 a FUNCTION_DECL, pass it as decl instead of origin to
392 2017-03-31 Alexander Monakov <amonakov@ispras.ru>
394 * config/nvptx/nvptx.c (nvptx_output_softstack_switch): Correct format
397 2017-03-31 Pat Haugen <pthaugen@us.ibm.com>
400 * config/rs6000/rs6000.md (extendhi<mode>2): Add test for
401 TARGET_VSX_SMALL_INTEGER.
403 2017-03-31 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
405 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Add
406 reference to the OpenPOWER 64-Bit ELF V2 ABI Specification.
408 2017-03-31 Matthew Fortune <matthew.fortune@imgtec.com>
410 * config/mips/mips-msa.md (msa_vec_extract_<msafmt_f>): Update
411 extraction from odd-numbered MSA register.
413 2017-03-31 Jakub Jelinek <jakub@redhat.com>
416 * expmed.c (store_bit_field_1): Don't attempt to create
417 a word subreg out of hard registers wider than word if they
418 have HARD_REGNO_NREGS of 1 for their mode.
421 * varasm.c (initializer_constant_valid_p_1): Disallow sign-extending
422 conversions to integer types wider than word and pointer.
425 * cselib.h (rtx_equal_for_cselib_1): Add depth argument.
426 (rtx_equal_for_cselib_p): Pass 0 to it.
427 * cselib.c (cselib_hasher::equal): Likewise.
428 (rtx_equal_for_cselib_1): Add depth argument. If depth
429 is 128, don't look up VALUE locs and punt. Increment
430 depth in recursive calls when walking VALUE locs.
432 2017-03-31 Bernd Edlinger <bernd.edlinger@hotmail.de>
434 * gcov.c (md5sum_to_hex): Fix output of MD5 hex bytes.
435 (make_gcov_file_name): Use the canonical path name for generating
437 (read_line): Fix handling of files with ascii null bytes.
439 2017-03-30 Matthew Fortune <matthew.fortune@imgtec.com>
441 * config/mips/mips.c (mips_expand_vector_init): Create a const_vector
442 to initialise a vector register instead
443 of using a const_int.
445 2017-03-30 Jakub Jelinek <jakub@redhat.com>
448 * gimplify.c (omp_default_clause): Use %qs instead of %s in
451 2017-03-30 Peter Bergner <bergner@vnet.ibm.com>
454 * config/rs6000/dfp.md (dfp_dxex_<mode>): Update mode of operand 0.
455 (dfp_diex_<mode>): Update mode of operand 1.
456 * doc/extend.texi (dxex, dxexq): Document change to return type.
457 (diex, diexq): Document change to argument type.
459 2017-03-30 Martin Jambor <mjambor@suse.cz>
462 * cgraph.h (cgraph_build_function_type_skip_args): Declare.
463 * cgraph.c (redirect_call_stmt_to_callee): Set gimple fntype so that
464 it reflects the signature changes performed at the callee side.
465 * cgraphclones.c (build_function_type_skip_args): Make public, renamed
466 to cgraph_build_function_type_skip_args.
467 (build_function_decl_skip_args): Adjust call to the above function.
469 2017-03-30 Jakub Jelinek <jakub@redhat.com>
473 (<extract_type>_vextract<shuffletype><extract_suf>_mask): Use
474 register as dest whenever it is a MEM not rtx_equal_p to the
475 corresponding dup operand, and when forcing into reg move the
476 reg into the memory afterwards.
477 (<extract_type_2>_vextract<shuffletype><extract_suf_2>_mask):
478 Likewise. Use <ssehalfvecmode> instead of <ssequartermode>
479 for the force_reg mode.
480 (avx512vl_vextractf128<mode>): Use register as dest either
481 always when a MEM, or when it is a MEM not rtx_equal_p to the
482 corresponding dup operand, or even not when it is a CONST_VECTOR
483 depending on the mode and lo vs. hi.
484 (avx512dq_vextract<shuffletype>64x2_1_maskm): Remove extraneous
486 (avx512f_vextract<shuffletype>32x4_1_maskm): Likewise.
487 (<mask_codefor>avx512dq_vextract<shuffletype>64x2_1<mask_name>):
488 Likewise. Require that operands[2] is even.
489 (<mask_codefor>avx512f_vextract<shuffletype>32x4_1<mask_name>):
490 Remove extraneous parens. Require that operands[2] is a multiple
492 (vec_extract_lo_<mode><mask_name>): Don't bother testing if
493 operands[0] is a MEM if <mask_applied>, the predicates/constraints
494 disallow memory then.
496 2017-03-30 Richard Biener <rguenther@suse.de>
498 PR tree-optimization/77498
499 * tree-ssa-pre.c (phi_translate_1): Do not allow simplifications
500 to non-constants over backedges.
502 2017-03-29 Segher Boessenkool <segher@kernel.crashing.org>
504 PR rtl-optimization/80233
505 * combine.c (combine_instructions): Only take NONDEBUG_INSN_P insns
506 as last_combined_insn. Do not test for BARRIER_P separately.
508 2017-03-29 Andreas Schwab <schwab@suse.de>
511 * calls.c (prepare_call_address): Convert funexp to Pmode before
514 2017-03-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
516 PR tree-optimization/80158
517 * gimple-ssa-strength-reduction.c (replace_mult_candidate):
518 Handle possible future case of more than one alternate
520 (replace_rhs_if_not_dup): Likewise.
521 (replace_one_candidate): Likewise.
523 2017-03-28 Vladimir Makarov <vmakarov@redhat.com>
525 PR rtl-optimization/80193
526 * ira.c (ira): Do not check allocation for LRA.
528 2017-03-28 Alexander Monakov <amonakov@ispras.ru>
530 * config/nvptx/nvptx-protos.h (nvptx_output_simt_enter): Declare.
531 (nvptx_output_simt_exit): Declare.
532 * config/nvptx/nvptx.c (nvptx_init_unisimt_predicate): Use
533 cfun->machine->unisimt_location. Handle NULL unisimt_predicate.
534 (init_softstack_frame): Move initialization of crtl->is_leaf to...
535 (nvptx_declare_function_name): ...here. Emit declaration of local
536 memory space buffer for omp_simt_enter insn.
537 (nvptx_output_unisimt_switch): New.
538 (nvptx_output_softstack_switch): New.
539 (nvptx_output_simt_enter): New.
540 (nvptx_output_simt_exit): New.
541 * config/nvptx/nvptx.h (struct machine_function): New fields
542 has_simtreg, unisimt_location, simt_stack_size, simt_stack_align.
543 * config/nvptx/nvptx.md (UNSPECV_SIMT_ENTER): New unspec.
544 (UNSPECV_SIMT_EXIT): Ditto.
545 (omp_simt_enter_insn): New insn.
546 (omp_simt_enter): New expansion.
547 (omp_simt_exit): New insn.
548 * config/nvptx/nvptx.opt (msoft-stack-reserve-local): New option.
550 * internal-fn.c (expand_GOMP_SIMT_ENTER): New.
551 (expand_GOMP_SIMT_ENTER_ALLOC): New.
552 (expand_GOMP_SIMT_EXIT): New.
553 * internal-fn.def (GOMP_SIMT_ENTER): New internal function.
554 (GOMP_SIMT_ENTER_ALLOC): Ditto.
555 (GOMP_SIMT_EXIT): Ditto.
556 * target-insns.def (omp_simt_enter): New insn.
557 (omp_simt_exit): Ditto.
558 * omp-low.c (struct omplow_simd_context): New fields simt_eargs,
560 (lower_rec_simd_input_clauses): Implement SIMT privatization.
561 (lower_rec_input_clauses): Likewise.
562 (lower_lastprivate_clauses): Handle SIMT privatization.
564 * omp-offload.c: Include langhooks.h, tree-nested.h, stor-layout.h.
565 (ompdevlow_adjust_simt_enter): New.
566 (find_simtpriv_var_op): New.
567 (execute_omp_device_lower): Handle IFN_GOMP_SIMT_ENTER,
568 IFN_GOMP_SIMT_ENTER_ALLOC, IFN_GOMP_SIMT_EXIT.
570 * tree-inline.h (struct copy_body_data): New field dst_simt_vars.
571 * tree-inline.c (expand_call_inline): Handle SIMT privatization.
572 (copy_decl_for_dup_finish): Ditto.
574 * tree-ssa.c (execute_update_addresses_taken): Handle GOMP_SIMT_ENTER.
576 2017-03-28 Uros Bizjak <ubizjak@gmail.com>
579 * config/i386/i386.c (ix86_option_override_internal): Always
580 allow -mpreferred-stack-boundary=3 for 64-bit targets.
582 2017-03-28 Bin Cheng <bin.cheng@arm.com>
584 * tree-vect-loop.c (optimize_mask_stores): Add bb to the right loop.
586 2017-03-28 Bin Cheng <bin.cheng@arm.com>
588 * tree-vect-loop-manip.c (slpeel_add_loop_guard): New param and
589 mark new edge's irreducible flag accordign to it.
590 (vect_do_peeling): Check loop preheader edge's irreducible flag
591 and pass it to function slpeel_add_loop_guard.
593 2017-03-28 Richard Sandiford <richard.sandiford@arm.com>
595 PR tree-optimization/80218
596 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
597 Update block frequencies and counts.
599 2017-03-28 Richard Biener <rguenther@suse.de>
601 PR tree-optimization/78644
602 * tree-ssa-ccp.c (evaluate_stmt): When we may not use the value
603 of a simplification result we may not use it at all.
605 2017-03-28 Richard Biener <rguenther@suse.de>
608 * tree-inline.c (copy_phis_for_bb): Do not create PHI node
609 without arguments, generate default definition of a SSA name.
611 2017-03-28 Richard Biener <rguenther@suse.de>
614 * gimple-fold.c (gimple_fold_indirect_ref): Do not touch
615 TYPE_REF_CAN_ALIAS_ALL references.
616 * fold-const.c (fold_indirect_ref_1): Likewise.
618 2017-03-28 Martin Liska <mliska@suse.cz>
621 * cgraphunit.c (cgraph_node::expand_thunk): Mark argument of a
622 thunk call as DECL_GIMPLE_REG_P when vector or complex type.
624 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
625 Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
627 * config/arc/arc.h (CPP_SPEC): Add subtarget_cpp_spec.
628 (EXTRA_SPECS): Define.
629 (SUBTARGET_EXTRA_SPECS): Likewise.
630 (SUBTARGET_CPP_SPEC): Likewise.
631 * config/arc/elf.h (EXTRA_SPECS): Renamed to
632 SUBTARGET_EXTRA_SPECS.
633 * config/arc/linux.h (SUBTARGET_CPP_SPEC): Define.
635 2017-03-28 Claudiu Zissulescu <claziss@synopsys.com>
637 * config/arc/simdext.md (vst64_insn): Update pattern.
638 (vld32wh_insn): Likewise.
639 (vld32wl_insn): Likewise.
640 (vld64_insn): Likewise.
641 (vld32_insn): Likewise.
643 2017-03-28 Marek Polacek <polacek@redhat.com>
646 * fold-const.c (fold_comparison): Use protected_set_expr_location
647 instead of SET_EXPR_LOCATION.
649 2017-03-28 Markus Trippelsdorf <markus@trippelsdorf.de>
651 * tree.c (add_expr): Avoid name lookup warning.
653 2017-03-27 Jeff Law <law@redhat.com>
655 PR tree-optimization/80216
656 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): Fix typo in
657 function name. Limit recursion depth.
658 (record_temporary_equivalences): Corresponding changes.
660 2017-03-27 Jonathan Wakely <jwakely@redhat.com>
662 * doc/invoke.texi (-Wno-narrowing): Reorder so default behavior is
665 2017-03-27 Jakub Jelinek <jakub@redhat.com>
668 * reg-notes.def (REG_CFA_NOTE): Define. Use it for CFA related
670 * cfgcleanup.c (reg_note_cfa_p): New array.
671 (insns_have_identical_cfa_notes): New function.
672 (old_insns_match_p): Don't cross-jump in between /f
673 and non-/f instructions. If both i1 and i2 are frame related,
674 verify all CFA notes, their order and content.
676 2017-03-27 Michael Meissner <meissner@linux.vnet.ibm.com>
679 * config/rs6000/rs6000.md (bswaphi2_extenddi): Combine bswap
680 HImode and SImode with zero extend to DImode to one insn.
681 (bswap<mode>2_extenddi): Likewise.
682 (bswapsi2_extenddi): Likewise.
683 (bswaphi2_extendsi): Likewise.
684 (bswaphi2): Combine bswap HImode and SImode into one insn.
685 Separate memory insns from swapping register.
686 (bswapsi2): Likewise.
687 (bswap<mode>2): Likewise.
688 (bswaphi2_internal): Delete, no longer used.
689 (bswapsi2_internal): Likewise.
690 (bswap<mode>2_load): Split bswap HImode/SImode into separate load,
691 store, and gpr<-gpr swap insns.
692 (bswap<mode>2_store): Likewise.
693 (bswaphi2_reg): Register only splitter, combine with the splitter.
694 (bswaphi2 splitter): Likewise.
695 (bswapsi2_reg): Likewise.
696 (bswapsi2 splitter): Likewise.
697 (bswapdi2): If we have the LDBRX and STDBRX instructions, split
698 the insns into load, store, and register/register insns.
699 (bswapdi2_ldbrx): Likewise.
700 (bswapdi2_load): Likewise.
701 (bswapdi2_store): Likewise.
702 (bswapdi2_reg): Likewise.
704 2017-03-27 Gunther Nikl <gnikl@users.sourceforge.net>
706 * system.h (HAVE_DESIGNATED_INITIALIZERS): Fix non C++ case.
707 (HAVE_DESIGNATED_UNION_INITIALIZERS): Likewise.
709 2017-03-27 Kelvin Nilsen <kelvin@gcc.gnu.org>
712 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Edit and
714 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
715 special handling for target option conflicts between dform
716 options (-mpower9-dform, -mpower9-dform-vector,
717 -mpower9-dform-scalar) and -mno-direct-move.
719 2017-03-27 Richard Biener <rguenther@suse.de>
721 PR tree-optimization/80181
722 * tree-ssa-ccp.c (likely_value): UNDEFINED ^ X is UNDEFINED.
724 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
726 * config/arc/predicates.md (move_double_src_operand): Replace the
727 call to move_double_src_operand with a call to address_operand.
729 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
731 * config/arc/elf.h (ARGET_ARC_TP_REGNO_DEFAULT): Define.
732 * config/arc/linux.h (ARGET_ARC_TP_REGNO_DEFAULT): Likewise.
733 * config/arc/arc.opt (mtp-regno): Use ARGET_ARC_TP_REGNO_DEFAULT.
735 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
737 * config/arc/predicates.md (long_immediate_loadstore_operand):
738 Consider scaled addresses cases.
740 2017-03-27 Claudiu Zissulescu <claziss@synopsys.com>
742 * config/arc/arc.c (arc_epilogue_uses): BLINK should be also
743 restored when in interrupt.
744 * config/arc/arc.md (simple_return): ARCv2 rtie instruction
745 doesn't have delay slot.
747 2017-03-27 Richard Biener <rguenther@suse.de>
750 * tree-ssa-structalias.c (associate_varinfo_to_alias): Skip
751 inlined thunk clones.
753 2017-03-27 Jakub Jelinek <jakub@redhat.com>
756 * asan.c (instrument_derefs): Copy over last operand from
757 original COMPONENT_REF to the new COMPONENT_REF with
758 DECL_BIT_FIELD_REPRESENTATIVE.
759 * ubsan.c (instrument_object_size): Likewise.
761 2017-03-27 Richard Biener <rguenther@suse.de>
763 PR tree-optimization/80170
764 * tree-vect-data-refs.c (vect_compute_data_ref_alignment): Make
765 sure DR/SCEV didnt fold in constants we do not see when looking
766 at the reference base alignment.
768 2017-03-27 Richard Biener <rguenther@suse.de>
771 * gimple-fold.c (fold_ctor_reference): Properly guard against
772 NULL return value from canonicalize_constructor_val.
774 2017-03-25 Uros Bizjak <ubizjak@gmail.com>
777 * config/i386/i386.c (ix86_expand_builtin)
778 <IX86_BUILTIN_RDSEED{16,32,64}_STEP>: Do not expand arg0 between
779 flags reg setting and flags reg using instructions.
780 <IX86_BUILTIN_RDRAND{16,32,64}_STEP>: Ditto. Use non-flags reg
781 clobbering instructions to zero extend op2.
783 2017-03-25 Gerald Pfeifer <gerald@pfeifer.com>
785 * doc/install.texi (Configuration) <--with-aix-soname>:
786 Update link to AIX ld.
788 2017-03-25 Bernd Schmidt <bschmidt@redhat.com>
790 PR rtl-optimization/80160
791 PR rtl-optimization/80159
792 * lra-assigns.c (must_not_spill_p): Tighten new test to also take
793 reg_alternate_class into account.
795 2017-03-24 Vladimir Makarov <vmakarov@redhat.com>
798 * lra-assigns.c (assign_by_spills): Add spilled non-reload pseudos
799 to consider in curr_insn_transform.
801 2017-03-24 Jakub Jelinek <jakub@redhat.com>
803 * genrecog.c (validate_pattern): Add VEC_SELECT validation.
804 * genmodes.c (emit_min_insn_modes_c): Call emit_mode_nunits
807 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
809 * config/s390/s390-builtins.def: Add VXE builtins. Add a flags
810 argument to the overloaded builtin variants. Use the new flag to
811 deprecate certain builtin variants.
812 * config/s390/s390-builtin-types.def: Add new builtin types.
813 * config/s390/s390-builtins.h: Support new flags field for
815 * config/s390/s390-c.c (OB_DEF_VAR): New flags field.
816 (s390_macro_to_expand): Enable vector float data type.
817 (s390_cpu_cpp_builtins_internal): Indicate support of the new
818 builtins by incrementing the __VEC__ version number.
819 (s390_expand_overloaded_builtin): Support expansion of vec_xl and
821 (s390_resolve_overloaded_builtin): Emit error messages depending
822 on the builtin flags.
823 * config/s390/s390.c (s390_expand_builtin): Support additional
824 flags argument. Change error message to match the messages
826 * config/s390/s390.md: New UNSPEC_* constants.
827 (op_type): Add new instruction types.
828 * config/s390/vecintrin.h: Add new builtins and test data class
830 * config/s390/vx-builtins.md (V_HW_32_64): Add V4SF.
831 (V_HW_4, VEC_HW, VECF_HW): New mode iterators.
832 (VEC_INEXACT, VEC_NOINEXACT): New constants.
833 ("vec_splats<mode>", "vec_insert<mode>", "vec_promote<mode>")
834 ("vec_insert_and_zero<mode>", "vec_mergeh<mode>")
835 ("vec_mergel<mode>"): V_HW -> VEC_HW.
837 ("vlrlrv16qi", "vstrlrv16qi", "vbpermv16qi", "vec_msumv2di")
838 ("vmslg", "*vftci<mode>_cconly", "vftci<mode>_intcconly")
839 ("*vftci<mode>", "vftci<mode>_intcc", "vec_double_s64")
840 ("vec_double_u64", "vfmin<mode>", "vfmax<mode>"): New definition.
842 ("and_av2df3", "and_cv2df3", "vec_andc_av2df3")
843 ("vec_andc_cv2df3", "xor_av2df3", "xor_cv2df3", "vec_nor_av2df3")
844 ("vec_nor_cv2df3", "ior_av2df3", "ior_cv2df3", "vec_nabs")
845 ("*vftcidb", "*vftcidb_cconly", "vftcidb"): Remove definition.
847 ("vec_all_<fpcmpcc:code>v2df", "vec_any_<fpcmpcc:code>v2df")
848 ("vec_scatter_elementv4si_DI", "vec_cmp<fpcmp:code>v2df")
849 ("vec_di_to_df_s64", "vec_di_to_df_u64", "vec_df_to_di_u64")
850 ("vfidb", "*vldeb", "*vledb", "*vec_cmp<insn_cmp>v2df_cconly")
851 ("vec_cmpeqv2df_cc", "vec_cmpeqv2df_cc", "vec_cmphv2df_cc")
852 ("vec_cmphev2df_cc", "*vec_cmpeqv2df_cc")
853 ("*vec_cmphv2df_cc", "*vec_cmphev2df_cc"): Enable new modes as ...
855 ("vec_all_<fpcmpcc:code><mode>", "vec_any_<fpcmpcc:code><mode>")
856 ("vec_scatter_element<V_HW_4:mode>_DI")
857 ("vec_cmp<fpcmp:code><mode>", "vcdgb", "vcdlgb", "vclgdb")
858 ("vec_fpint<mode>", "vflls")
859 ("vflrd", "*vec_cmp<insn_cmp><mode>_cconly", "vec_cmpeq<mode>_cc")
860 ("vec_cmpeq<mode>_cc", "vec_cmph<mode>_cc", "vec_cmphe<mode>_cc")
861 ("*vec_cmpeq<mode>_cc", "*vec_cmph<mode>_cc")
862 ("*vec_cmphe<mode>_cc"): ... these.
864 ("vec_ctd_s64", "vec_ctsl", "vec_ctul", "vec_st2f"): Use rounding
865 mode constant instead of magic value.
867 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
869 * config/s390/s390.c (s390_expand_vec_compare): Support other
870 vector floating point modes than just V2DF.
871 (s390_expand_vcond): Likewise.
872 (s390_hard_regno_mode_ok): Allow SFmode values in VRs.
873 (s390_cannot_change_mode_class): Prevent mode changes between TF
874 and V1TF in vector registers.
875 * config/s390/s390.md (DF, SF): New mode attributes.
876 ("*cmp<mode>_ccs", "add<mode>3", "sub<mode>3", "mul<mode>3")
877 ("fma<mode>4", "fms<mode>4", "div<mode>3", "*neg<mode>2"): Add
878 SFmode support for VRs.
879 * config/s390/vector.md (V_HW, V_HW2, VT_HW, ti*, nonvec): Add new
881 (VFT, VF_HW): New mode iterators.
882 (vw, sdx): New mode attributes.
883 ("addv2df3", "subv2df3", "mulv2df3", "divv2df3", "sqrtv2df2")
884 ("fmav2df4","fmsv2df4", "negv2df2", "absv2df2", "*negabsv2df2")
885 ("smaxv2df3", "sminv2df3", "*vec_cmp<VFCMP_HW_OP:code>v2df_nocc")
886 ("vec_cmpuneqv2df", "vec_cmpltgtv2df", "vec_orderedv2df")
887 ("vec_unorderedv2df"): Adjust the v2df only patterns to support
888 also the new vector floating point modes. Renaming to ...
890 ("add<mode>3", "sub<mode>3", "mul<mode>3", "div<mode>3")
891 ("sqrt<mode>2", "fma<mode>4", "fms<mode>4", "neg<mode>2")
892 ("abs<mode>2", "negabs<mode>2", "smax<mode>3")
893 ("smin<mode>3", "*vec_cmp<VFCMP_HW_OP:code><mode>_nocc")
894 ("vec_cmpuneq<mode>", "vec_cmpltgt<mode>", "vec_ordered<mode>")
895 ("vec_unordered<mode>"): ... these.
897 ("neg_fma<mode>4", "neg_fms<mode>4", "*smax<mode>3_vxe")
898 ("*smin<mode>3_vxe", "*sminv2df3_vx", "*vec_extendv4sf")
899 ("*vec_extendv2df"): New insn definitions.
901 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
903 * config/s390/s390.md ("*adddi3_sign", "*subdi3_sign", "mulditi3")
904 ("mulditi3_2", "*muldi3_sign"): New patterns.
905 ("muldi3", "*muldi3", "mulsi3", "*mulsi3"): Add an expander and
906 rename the pattern definition.
908 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
910 * config/s390/s390.md ("indirect_jump"): Turn insn definition into
912 ("*indirect_jump", "*indirect2_jump"): New pattern definitions.
914 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
916 * config/s390/s390.c (s390_expand_vec_init): Use vllezl
917 instruction if possible.
918 * config/s390/vector.md (vec_halfnumelts): New mode
920 ("*vec_vllezlf<mode>"): New pattern.
922 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
924 * config/s390/vector.md ("popcountv16qi2", "popcountv8hi2")
925 ("popcountv4si2", "popcountv2di2"): Rename to ...
926 ("popcount<mode>2", "popcountv8hi2_vx", "popcountv4si2_vx")
927 ("popcountv2di2_vx"): ... these and add !TARGET_VXE to the
929 ("popcount<mode>2_vxe"): New pattern.
931 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
933 * common/config/s390/s390-common.c (processor_flags_table): Add
935 * config.gcc: Add arch12.
936 * config/s390/driver-native.c (s390_host_detect_local_cpu):
937 Default to arch12 for unknown CPU model numbers.
938 * config/s390/s390-builtins.def: Add B_VXE builtin flag.
939 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Adjust
940 PROCESSOR_max sanity check.
941 * config/s390/s390-opts.h (enum processor_type): Add
943 * config/s390/s390.c (processor_table): Add arch12.
944 (s390_expand_builtin): Add check for B_VXE flag.
945 (s390_issue_rate): Add PROCESSOR_ARCH12.
946 (s390_get_sched_attrmask): Likewise.
947 (s390_get_unit_mask): Likewise.
948 (s390_sched_score): Enable z13 scheduling for arch12.
949 (s390_sched_reorder): Likewise.
950 (s390_sched_variable_issue): Likewise.
951 * config/s390/s390.h (enum processor_flags): Add PF_ARCH12 and
953 (s390_tune_attr): Use z13 scheduling also for arch12.
954 (TARGET_CPU_ARCH12, TARGET_CPU_ARCH12_P, TARGET_CPU_VXE)
955 (TARGET_CPU_VXE_P, TARGET_ARCH12, TARGET_ARCH12_P, TARGET_VXE)
956 (TARGET_VXE_P): New macros.
957 * config/s390/s390.md: Add arch12 to cpu attribute. Add arch12
958 and vxe to cpu_facility. Add arch12 and vxe to enabled attribute.
959 * config/s390/s390.opt: Add arch12 as processor_type.
961 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
963 * config/s390/s390.md
964 ("fixuns_truncdddi2", "fixuns_trunctddi2")
965 ("fixuns_trunc<BFP:mode><GPR:mode>2"): Merge into ...
966 ("fixuns_trunc<FP:mode><GPR:mode>2"): New expander.
968 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fixuns_trunc<mode>si2"):
969 Rename expanders to ...
971 ("fixuns_trunc<BFP:mode><GPR:mode>2_emu")
972 ("fixuns_truncdddi2_emu"): ... these.
974 ("fixuns_trunc<mode>si2_emu"): New expander.
976 ("*fixuns_truncdfdi2_z13"): Rename to ...
977 ("*fixuns_truncdfdi2_vx"): ... this.
979 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
981 * config/s390/2964.md: Remove the single element vector compare
982 instructions which are no longer used.
983 * config/s390/s390.c (s390_select_ccmode): Remove handling of
985 (s390_canonicalize_comparison): Remove handling of DFmode
987 (s390_expand_vec_compare_scalar): Remove function.
988 (s390_emit_compare): Don't call s390_expand_vec_compare_scalar.
989 * config/s390/s390.md ("*vec_cmp<insn_cmp>df_cconly"): Remove
991 ("*cmp<mode>_ccs"): Add wfcdb instruction.
993 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
995 * config/s390/s390.md ("mov<mode>_64dfp" DD_DF): Use vleig for loading a
997 ("*mov<mode>_64" DD_DF): Remove the vector instructions. These
998 will anyway by matched by mov<mode>_64dfp.
1000 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1002 * config/s390/s390.md ("mov<mode>" SD_SF): Change vleg/vsteg to
1003 vlef/vstef. Add missing operand to vleif.
1005 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1007 * config/s390/s390.c (s390_expand_vec_init): Enable vector load
1008 pair for all vector types with 64 bit elements.
1009 * config/s390/vx-builtins.md (V_HW_64): Move mode iterator to ...
1010 * config/s390/vector.md (V_HW_64): ... here.
1011 (V_128_NOSINGLE): New mode iterator.
1012 ("vec_init<V_HW:mode>"): Use V_128 as mode iterator.
1013 ("*vec_splat<mode>"): Use V_128_NOSINGLE mode iterator.
1014 ("*vec_tf_to_v1tf", "*vec_ti_to_v1ti"): New pattern definitions.
1015 ("*vec_load_pairv2di"): Change to ...
1016 ("*vec_load_pair<mode>"): ... this one.
1018 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1020 * config/s390/constraints.md: Add comments.
1021 (jKK): Reject element sizes > 8 bytes.
1022 * config/s390/s390.c (s390_split_ok_p): Enable splitting also for
1024 * config/s390/s390.md: Add the s_operand checks formerly in
1025 s390_split_ok_p to various splitters where they are still
1027 * config/s390/vector.md ("mov<mode>" V_128): Add GPR alternatives
1028 for 128 bit vectors. Plus two splitters.
1030 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1032 * config/s390/s390.md: Rename the cpu facilty vec to vx throughout
1035 2017-03-24 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1038 * config/s390/s390-c.c (s390_adjust_builtin_arglist): Issue an
1039 error if the boundary argument is not constant.
1041 2017-03-24 Jakub Jelinek <jakub@redhat.com>
1043 PR rtl-optimization/80112
1044 * loop-doloop.c (doloop_condition_get): Don't check condition
1045 if cmp isn't SET with IF_THEN_ELSE src.
1047 2017-03-24 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1049 PR tree-optimization/80158
1050 * gimple-ssa-strength-reduction.c (replace_mult_candidate): When
1051 replacing a candidate statement, also replace it for the
1052 candidate's alternate interpretation.
1053 (replace_rhs_if_not_dup): Likewise.
1054 (replace_one_candidate): Likewise.
1056 2017-03-24 Richard Biener <rguenther@suse.de>
1058 PR tree-optimization/80167
1059 * graphite-isl-ast-to-gimple.c
1060 (translate_isl_ast_to_gimple::is_valid_rename): Handle default-defs
1062 (translate_isl_ast_to_gimple::get_rename): Likewise.
1064 2017-03-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
1066 * config/rs6000/rs6000.c (rs6000_option_override_internal): Change
1067 handling of certain combinations of target options, including the
1068 combinations -mpower8-vector vs. -mno-vsx, -mpower9-vector vs.
1069 -mno-power8-vector, and -mpower9_dform vs. -mno-power9-vector.
1071 2017-03-23 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1074 * config/arm/arm.md (*load_multiple): Add reload_completed to
1077 2017-03-23 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1078 Richard Biener <rguenth@suse.de>
1080 PR tree-optimization/79908
1081 PR tree-optimization/80136
1082 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
1083 been cast away, gimplify_and_add suffices.
1085 2017-03-23 Markus Trippelsdorf <markus@trippelsdorf.de>
1087 * tree-vrp.c (identify_jump_threads): Delete avail_exprs.
1089 2017-03-23 Richard Biener <rguenther@suse.de>
1091 PR tree-optimization/80032
1092 * gimplify.c (gimple_push_cleanup): Forced unconditional
1093 cleanups still have to go to the conditional_cleanups
1096 2017-03-22 Jakub Jelinek <jakub@redhat.com>
1098 PR tree-optimization/80072
1099 * tree-ssa-reassoc.c (struct operand_entry): Change id field type
1101 (next_operand_entry_id): Change type to unsigned int.
1102 (sort_by_operand_rank): Make sure to return the right return value
1103 even if unsigned fields are bigger than INT_MAX.
1104 (struct oecount): Change cnt and id type to unsigned int.
1105 (oecount_hasher::equal): Formatting fix.
1106 (oecount_cmp): Make sure to return the right return value
1107 even if unsigned fields are bigger than INT_MAX.
1108 (undistribute_ops_list): Change next_oecount_id type to unsigned int.
1111 * gimplify.c (gimplify_modify_expr_rhs) <case COND_EXPR>: Clear
1112 TREE_READONLY on result if writing it more than once.
1115 * doc/invoke.texi (-fsanitize=thread): Document that with
1116 -fnon-call-exceptions atomics are not able to throw
1120 * tsan.c: Include tree-eh.h.
1121 (instrument_builtin_call): Call maybe_clean_eh_stmt or
1122 maybe_clean_or_replace_eh_stmt where needed.
1123 (instrument_memory_accesses): Add cfg_changed argument.
1124 Call gimple_purge_dead_eh_edges on each block and set *cfg_changed
1125 if it returned true.
1126 (tsan_pass): Adjust caller. Return TODO_cleanup_cfg if cfg_changed.
1128 PR rtl-optimization/63191
1129 * config/i386/i386.c (ix86_delegitimize_address): Turn into small
1130 wrapper function, moved the whole old content into ...
1131 (ix86_delegitimize_address_1): ... this. New inline function.
1132 (ix86_find_base_term): Use ix86_delegitimize_address_1 with
1133 true as last argument instead of ix86_delegitimize_address.
1135 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
1137 * config/aarch64/aarch64.c (generic_branch_cost): Copy
1138 cortexa57_branch_cost.
1140 2017-03-22 Wilco Dijkstra <wdijkstr@arm.com>
1142 * config/aarch64/aarch64.c (generic_tunings): Add AES fusion.
1144 2017-03-21 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1147 * doc/md.texi (Constraints): Document wA constraint.
1148 * config/rs6000/constraints.md (wA): New.
1149 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Add wA reg_class.
1150 (rs6000_init_hard_regno_mode_ok): Init wA constraint.
1151 * config/rs6000/rs6000.h (RS6000_CONSTRAINT_wA): New.
1152 * config/rs6000/vsx.md (vsx_splat_<mode>): Use wA constraint.
1154 2017-03-22 Cesar Philippidis <cesar@codesourcery.com>
1157 * gimplify.c (is_oacc_declared): New function.
1158 (oacc_default_clause): Use it to set default flags for acc declared
1159 variables inside parallel regions.
1160 (gimplify_scan_omp_clauses): Strip firstprivate pointers for acc
1162 (gimplify_oacc_declare): Gimplify the declare clauses. Add the
1163 declare attribute to any decl as necessary.
1165 2017-03-22 Thomas Preud'homme <thomas.preudhomme@arm.com>
1168 * config/arm/arm-isa.h (isa_bit_lpae): New feature bit.
1169 (ISA_ARMv7ve): Add isa_bit_lpae to the definition.
1170 * config/arm/arm-protos.h (arm_arch7ve): Rename into ...
1171 (arm_arch_lpae): This.
1172 * config/arm/arm.c (arm_arch7ve): Rename into ...
1173 (arm_arch_lpae): This. Define it in term of isa_bit_lpae.
1174 * config/arm/arm.h (TARGET_HAVE_LPAE): Redefine in term of
1177 2017-03-22 Martin Liska <mliska@suse.cz>
1180 * config/rs6000/rs6000.c (rs6000_inner_target_options): Show
1181 error message instead of an ICE.
1183 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1185 * doc/extend.texi (6.11 Additional Floating Types): Revise.
1187 2017-03-21 Kelvin Nilsen <kelvin@gcc.gnu.org>
1189 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
1191 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
1194 2017-03-21 Martin Sebor <msebor@redhat.com>
1196 * doc/extend.texi: Use "cannot" instead of "can't."
1197 * doc/hostconfig.texi: Same.
1198 * doc/install.texi: Same.
1199 * doc/invoke.texi: Same.
1200 * doc/loop.texi: Same.
1201 * doc/md.texi: Same.
1202 * doc/objc.texi: Same.
1203 * doc/rtl.texi: Same.
1204 * doc/tm.texi: Same.
1205 * doc/tm.texi.in: Same.
1206 * doc/trouble.texi: Same.
1208 2017-03-21 Alexandre Oliva <aoliva@redhat.com>
1211 * dwarf2out.c (struct checksum_attributes): Add at_alignment.
1212 (collect_checksum_attributes): Set it.
1213 (die_checksum_ordered): Use it.
1215 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1217 PR tree-optimization/79908
1218 * tree-stdarg.c (expand_ifn_va_arg_1): Revert the following
1219 change: For a VA_ARG whose LHS has been cast away, use
1220 force_gimple_operand to construct the side effects.
1222 2017-03-21 David Malcolm <dmalcolm@redhat.com>
1224 PR translation/80001
1225 * omp-offload.c (oacc_loop_fixed_partitions): Make diagnostics
1226 more amenable to translation.
1227 (oacc_loop_auto_partitions): Likewise.
1229 2017-03-21 Marek Polacek <polacek@redhat.com>
1230 Martin Sebor <msebor@redhat.com>
1232 PR tree-optimization/80109
1233 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call get_range_info
1236 2017-03-21 Jakub Jelinek <jakub@redhat.com>
1237 Segher Boessenkool <segher@kernel.crashing.org>
1240 * combine.c (can_combine_p): Revert the 2017-03-20 change, only
1241 check reg_used_between_p between insn and one of succ or succ2
1242 depending on if succ is artificial insn not inserted into insn
1245 2017-03-21 Martin Liska <mliska@suse.cz>
1247 PR gcov-profile/80081
1248 * Makefile.in: Add gcov-dump and fix installation of gcov-tool.
1249 * doc/gcc.texi: Include gcov-dump stuff.
1250 * doc/gcov-dump.texi: New file.
1252 2017-03-21 Toma Tabacu <toma.tabacu@imgtec.com>
1254 PR rtl-optimization/79150
1255 * config/mips/mips.c (mips_block_move_loop): Emit a NOP after the
1256 conditional jump, if the jump is the last insn of the loop.
1258 2017-03-21 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1259 Richard Biener <rguenth@suse.de>
1261 PR tree-optimization/79908
1262 * tree-stdarg.c (expand_ifn_va_arg_1): For a VA_ARG whose LHS has
1263 been cast away, use force_gimple_operand to construct the side
1266 2017-03-21 Martin Liska <mliska@suse.cz>
1269 * simplify-rtx.c (simplify_immed_subreg): Initialize a variable
1272 2017-03-21 Brad Spengler <spender@grsecurity.net>
1275 * plugin.c (htab_hash_plugin): New function.
1276 (add_new_plugin): Use it and adjust.
1277 (parse_plugin_arg_opt): Adjust.
1278 (init_one_plugin): Likewise.
1280 2017-03-21 Richard Biener <rguenther@suse.de>
1282 PR tree-optimization/80032
1283 * gimplify.c (gimple_push_cleanup): Add force_uncond parameter,
1284 if set force the cleanup to happen unconditionally.
1285 (gimplify_target_expr): Push inserted clobbers with force_uncond
1286 to avoid them being removed by control-dependent DCE.
1288 2017-03-21 Richard Biener <rguenther@suse.de>
1290 PR tree-optimization/80122
1291 * tree-inline.c (copy_bb): Do not expans va-arg packs or
1292 va_arg_pack_len when the inlined call stmt requires pack
1294 * tree-inline.h (struct copy_body_data): Make call_stmt a gcall *.
1296 2017-03-21 Jakub Jelinek <jakub@redhat.com>
1299 * tsan.c (instrument_builtin_call): If the memory model argument
1300 is not a constant, assume it is valid.
1303 * fold-const.c (round_up_loc): Negate divisor in unsigned type to
1306 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
1308 PR rtl-optimization/79910
1309 * combine.c (can_combine_p): Do not allow combining an I0 or I1
1310 if its dest is used by an insn before I2 (other than the combined
1311 insns themselves, which are properly handled already).
1313 2017-03-20 Segher Boessenkool <segher@kernel.crashing.org>
1316 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
1318 * combine.c (record_used_regs): New static function.
1319 (try_combine): Handle situations where there is an additional
1320 instruction between I2 and I3 which needs to have a LOG_LINK
1324 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
1326 * combine.c (try_combine): Delete redundant i1 test. Call
1327 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
1329 2017-03-20 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
1332 * config/rs6000/rs6000.md (*movsi_internal1): Fix constraints for
1335 2017-03-20 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1337 PR tree-optimization/80054
1338 * gimple-ssa-strength-reduction.c (all_phi_incrs_profitable): Fail
1339 the optimization if a PHI or any of its arguments is not dominated
1340 by the candidate's basis. Use gphi* rather than gimple* as
1342 (replace_profitable_candidates): Clean up a gimple* variable that
1343 should be a gphi* variable.
1345 2017-03-20 Martin Sebor <msebor@redhat.com>
1348 * doc/extend.texi (attribute constructor): Document present limitation.
1350 2017-03-20 Kelvin Nilsen <kelvin@gcc.gnu.org>
1353 * config/rs6000/altivec.h (vec_all_ne): Under __cplusplus__ and
1354 __POWER9_VECTOR__ #ifdef control, change template definition to
1355 use Power9-specific built-in function.
1356 (vec_any_eq): Likewise.
1357 * config/rs6000/vector.md (vector_ae_v2di_p): Change the flag used
1358 to control outcomes from this test.
1359 (vector_ae_<mode>p): For VEC_F modes, likewise.
1361 2017-03-20 Ian Lance Taylor <iant@google.com>
1363 * config/i386/i386.c (ix86_function_regparm): Save an extra
1364 register for -fsplit-stack with DECL_STATIC_CHAIN.
1366 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
1369 * config/riscv/riscv.c (riscv_preferred_reload_class): Remove.
1370 (TARGET_PREFERRED_RELOAD_CLASS): Likewise.
1372 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com>
1374 * config/riscv/riscv.c (riscv_print_operand): Use "fence
1376 * config/riscv/sync.mc (mem_thread_fence_1): Use "fence
1379 2017-03-20 Marek Polacek <polacek@redhat.com>
1382 * asan.c (DEF_SANITIZER_BUILTIN): Use do { } while (0).
1384 2017-03-20 Richard Biener <rguenther@suse.de>
1386 PR tree-optimization/80113
1387 * graphite-isl-ast-to-gimple.c (copy_loop_phi_nodes): Do not
1388 allocate extra SSA name for PHI def.
1389 (add_close_phis_to_outer_loops): Likewise.
1390 (add_close_phis_to_merge_points): Likewise.
1391 (copy_loop_close_phi_args): Likewise.
1392 (copy_cond_phi_nodes): Likewise.
1394 2017-03-20 Martin Liska <mliska@suse.cz>
1397 * tree-chkp.c (chkp_build_returned_bound): Do not build
1398 returned bounds for a LHS that's not a BOUNDED_P type.
1400 2017-03-20 Martin Liska <mliska@suse.cz>
1404 * tree-chkp.c (chkp_find_bounds_1): Handle REAL_CST,
1405 COMPLEX_CST and VECTOR_CST.
1407 2017-03-20 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
1410 * config/s390/s390.md ("cmp<mode>_ccs_0"): Add a clobber of the
1411 target operand. A new splitter adds the clobber statement in case
1412 the target operand is dead anyway.
1414 2017-03-19 Gerald Pfeifer <gerald@pfeifer.com>
1416 * doc/install.texi (Specific) <sparc-*-linux*>: No longer refer
1417 to age-old versions of binutils and glibc.
1419 2017-03-18 Segher Boessenkool <segher@kernel.crashing.org>
1421 * doc/contrib.texi (Contributors): Remove duplicate entry for myself.
1423 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
1425 * doc/contrib.texi (Contributors): Add Segher Boessenkool.
1427 2017-03-18 Gerald Pfeifer <gerald@pfeifer.com>
1429 * doc/install.texi (Specific) <arm-*-eabi>: Remove old
1430 requirement for binutils 2.13.
1432 2017-03-17 Jim Wilson <jim.wilson@linaro.org>
1434 * combine.c (try_combine): Delete redundant i1 test. Call
1435 prev_nonnote_nondebug_insn instead of prev_nonnote_insn.
1437 2017-03-17 Palmer Dabbelt <palmer@dabbelt.com
1439 * doc/install.texi (Specific) <riscv32-*-elf>: Add riscv32-*-elf,
1440 riscv32-*-linux, riscv64-*-elf, riscv64-*-linux to the table of
1442 <riscv64-*-elf>: Re-arrange section
1443 <riscv32-*-elf>: Add a note about requiring binutils 2.28.
1444 <riscv32-*-linux>: Likewise.
1445 <riscv64-*-elf>: Likewise
1446 <riscv64-*-linux>: Likewise.
1448 2017-03-17 Richard Earnshaw <rearnsha@arm.com>
1451 * aarch64.opt(verbose-cost-dump): Fix typo.
1453 2017-03-17 Pat Haugen <pthaugen@us.ibm.com>
1456 * config/rs6000/rs6000.md (copysign<mode>3_fcpsgn): Test
1457 for VECTOR_UNIT_VSX_P (<MODE>mode) too.
1459 2017-03-17 Bernd Schmidt <bschmidt@redhat.com>
1461 * reload.c (find_reloads): When reloading a nonoffsettable address,
1462 use RELOAD_OTHER for it and its address reloads.
1464 PR rtl-optimization/79910
1465 * combine.c (record_used_regs): New static function.
1466 (try_combine): Handle situations where there is an additional
1467 instruction between I2 and I3 which needs to have a LOG_LINK
1470 2017-03-17 Jeff Law <law@redhat.com>
1472 PR tree-optimization/71437
1473 * tree-vrp.c (simplify_stmt_for_jump_threading): Lookup the
1474 conditional in the hash table first.
1475 (vrp_dom_walker::before_dom_children): Extract condition from
1476 ASSERT_EXPR. Record condition, its inverion and any implied
1479 2017-03-17 Marek Polacek <polacek@redhat.com>
1480 Markus Trippelsdorf <markus@trippelsdorf.de>
1482 PR tree-optimization/80079
1483 * gimple-ssa-store-merging.c (class pass_store_merging): Initialize
1486 2017-03-17 Richard Biener <rguenther@suse.de>
1489 * tree-eh.c (stmt_could_throw_1_p): Only handle gimple assigns.
1490 Properly verify the LHS before the RHS possibly claims to be
1492 (stmt_could_throw_p): Hande gimple conds fully here. Clobbers
1495 2017-03-17 Martin Jambor <mjambor@suse.cz>
1497 * doc/invoke.texi (Option Options): Include -fipa-vrp in the list.
1498 (List of -O2 options): Likewise.
1499 (-fipa-bit-cp): Replace "ipa" with "interprocedural."
1502 2017-03-17 Tom de Vries <tom@codesourcery.com>
1504 * gcov-dump.c (print_usage): Print bug_report_url.
1506 2017-03-17 Richard Biener <rguenther@suse.de>
1509 * genmatch.c (parser::next): Remove pointless check for CPP_EOF.
1510 (parser::peek): Likewise.
1512 2017-03-17 Richard Biener <rguenther@suse.de>
1514 PR tree-optimization/80048
1515 * sese.c (free_sese_info): Properly release rename_map and
1516 copied_bb_map elements.
1518 2017-03-16 Alexandre Oliva <aoliva@redhat.com>
1520 * gimple-ssa-store-merging.c (struct imm_store_chain_info):
1521 Add linked-list forward and backlinks. Insert on
1522 construction, remove on destruction.
1523 (class pass_store_merging): Add m_stores_head field.
1524 (pass_store_merging::terminate_and_process_all_chains):
1525 Iterate over m_stores_head list.
1526 (pass_store_merging::terminate_all_aliasing_chains):
1528 (pass_store_merging::execute): Check for debug stmts first.
1529 Push new chains onto the m_stores_head stack.
1531 2017-03-16 Michael Meissner <meissner@linux.vnet.ibm.com>
1534 * config/rs6000/vsx.md (vsx_splat_<mode>, VSX_D iterator): Allow a
1535 SPLAT operation on ISA 2.07 64-bit systems that have direct move,
1536 but no MTVSRDD support, by doing MTVSRD and XXPERMDI.
1538 2017-03-16 Jeff Law <law@redhat.com>
1540 PR tree-optimization/71437
1541 * tree-ssa-dom.c (dom_opt_dom_walker): Remove thread_across_edge
1542 member function. Implementation moved into after_dom_children
1543 member function and into the threader's thread_outgoing_edges
1545 (dom_opt_dom_walker::after_dom_children): Simplify by moving
1546 some code into new thread_outgoing_edges.
1547 * tree-ssa-threadedge.c (thread_across_edge): Make static and simplify
1548 definition. Simplify marker handling (do it here). Assume we always
1549 have the available expression and the const/copies tables.
1550 (thread_outgoing_edges): New function extracted from tree-ssa-dom.c
1552 * tree-ssa-threadedge.h (thread_outgoing_edges): Declare.
1553 * tree-vrp.c (equiv_stack): No longer file scoped.
1554 (vrp_dom_walker): New class.
1555 (vrp_dom_walker::before_dom_children): New member function.
1556 (vrp_dom_walker::after_dom_children): Likewise.
1557 (identify_jump_threads): Setup domwalker. Use it rather than
1558 walking edges in a random order by hand. Simplify setup/finalization.
1559 (finalize_jump_threads): Remove.
1560 (vrp_finalize): Do not call identify_jump_threads here.
1561 (execute_vrp): Do it here instead and call thread_through_all_blocks
1564 PR tree-optimization/71437
1565 * tree-ssa-dom.c (pfn_simplify): Add basic_block argument. All
1567 (simplify_stmt_for_jump_threading): Add basic_block argument. All
1569 (lhs_of_dominating_assert): Moved from here into tree-vrp.c.
1570 (dom_opt_dom_walker::thread_across_edge): Remove
1571 handle_dominating_asserts argument. All callers changed.
1572 (record_temporary_equivalences_from_stmts_at_dest): Corresponding
1573 changes. Remove calls to lhs_of_dominating_assert. Other
1574 uses of handle_dominating_asserts turn into unconditional code
1575 (simplify_control_stmt_condition_1): Likewise.
1576 (simplify_control_stmt_condition): Likewise.
1577 (thread_through_normal_block, thread_across_edge): Likewise.
1578 * tree-ssa-threadedge.h (thread_across_edge): Corresponding changes.
1579 * tree-vrp.c (lhs_of_dominating_assert): Move here. Return original
1580 object if it is not an SSA_NAME.
1581 (simplify_stmt_for_jump_threading): Call lhs_of_dominating_assert
1582 before calling into the VRP specific simplifiers.
1583 (identify_jump_threads): Remove handle_dominating_asserts
1586 2017-03-16 Jakub Jelinek <jakub@redhat.com>
1589 * tree-diagnostic.c (default_tree_printer): No longer static.
1590 * tree-diagnostic.h (default_tree_printer): New prototype.
1592 2017-03-16 Tamar Christina <tamar.christina@arm.com>
1594 * config/aarch64/aarch64-simd.md (*aarch64_simd_mov<mode>)
1595 Change ins into fmov.
1597 2017-03-16 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1599 * config/aarch64/iterators.md (h_con): Return "x" for V4HF and V8HF.
1600 * config/aarch64/aarch64-simd.md (*aarch64_fma4_elt_from_dup<mode>):
1601 Use h_con constraint for operand 1.
1602 (*aarch64_fnma4_elt_from_dup<mode>): Likewise.
1603 (*aarch64_mulx_elt_from_dup<mode>): Likewise for operand 2.
1605 2017-03-15 Jeff Law <law@redhat.com>
1607 PR tree-optimization/71437
1608 * tree-ssa-dom.c (derive_equivalences_from_bit_ior): New function.
1609 (record_temporary_equivalences): Use it.
1611 PR tree-optimization/71437
1612 * tree-ssa-dom.c (struct cond_equivalence): Moved from here into
1613 tree-ssa-scopedtables.
1614 (lookup_avail_expr, build_and_record_new_cond): Likewise.
1615 (record_conditions, record_cond, vuse_eq): Likewise.
1616 (record_edge_info): Adjust to API tweak of record_conditions.
1617 (simplify_stmt_for_jump_threading): Similarly for lookup_avail_expr.
1618 (record_temporary_equivalences, optimize_stmt): Likewise.
1619 (eliminate_redundant_computations): Likewise.
1620 (record_equivalences_from_stmt): Likewise.
1621 * tree-ssa-scopedtables.c: Include options.h and params.h.
1622 (vuse_eq): New function, moved from tree-ssa-dom.c
1623 (build_and_record_new_cond): Likewise.
1624 (record_conditions): Likewise. Accept vector of conditions rather
1625 than edge_equivalence structure for first argument.
1626 for the first argument.
1627 (avail_exprs_stack::lookup_avail_expr): New member function, moved
1628 from tree-ssa-dom.c.
1629 (avail_exprs_stack::record_cond): Likewise.
1630 * tree-ssa-scopedtables.h (struct cond_equivalence): Moved here
1631 from tree-ssa-dom.c.
1632 (avail_exprs_stack): Add new member functions lookup_avail_expr
1634 (record_conditions): Declare.
1636 2017-03-15 Vladimir Makarov <vmakarov@redhat.com>
1639 * lra-constraints.c (process_alt_operands): Increase reject for
1640 reloading an input/output operand.
1642 2017-03-15 Michael Meissner <meissner@linux.vnet.ibm.com>
1645 * config/rs6000/rs6000.md (float<QHI:mode><IEEE128:mode>2): Define
1646 insns to convert from signed/unsigned char/short to IEEE 128-bit
1648 (floatuns<QHI:mode><IEEE128:mode>2): Likewise.
1650 2017-03-15 Uros Bizjak <ubizjak@gmail.com>
1653 * config/i386/i386.c (ix86_vector_duplicate_value): Create
1654 subreg of inner mode for values already in registers.
1656 2017-03-15 Bernd Schmidt <bschmidt@redhat.com>
1658 * config/c6x/c6x.c (hwloop_optimize): Handle case where the old
1659 iteration reg is used after the loop.
1661 2017-03-14 Martin Sebor <msebor@redhat.com>
1663 PR tree-optimization/79800
1664 * gimple-ssa-sprintf.c (format_floating: Add argument. Handle
1665 precision in negative-positive range.
1666 (format_floating): Call non-const overload with adjusted precision.
1668 2017-03-14 Michael Meissner <meissner@linux.vnet.ibm.com>
1671 * config/rs6000/rs6000.h (TARGET_FRSQRTES): Add check for
1674 2017-03-14 Martin Sebor <msebor@redhat.com>
1677 * builtin-attrs.def (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): New macro.
1678 * builtins.def (aligned_alloc): Use it.
1681 * Makefile.in (GTFILES): Add calls.c.
1682 * calls.c: Include "gt-calls.h".
1684 2017-03-14 Bernd Schmidt <bschmidt@redhat.com>
1686 PR rtl-optimization/79728
1687 * regs.h (struct target_regs): New field
1688 x_contains_allocatable_regs_of_mode.
1689 (contains_allocatable_regs_of_mode): New macro.
1690 * reginfo.c (init_reg_sets_1): Initialize it, and change
1691 contains_reg_of_mode so it includes global regs as well.
1692 * reload.c (push_reload): Use contains_allocatable_regs_of_mode
1693 rather than contains_regs_of_mode.
1695 2017-03-14 Martin Liska <mliska@suse.cz>
1697 * doc/invoke.texi: Document options that can't be combined with
1698 -fcheck-pointer-bounds.
1700 2017-03-14 Martin Liska <mliska@suse.cz>
1703 * doc/invoke.texi (-Wchkp): Document the option.
1705 2017-03-14 Martin Liska <mliska@suse.cz>
1707 * Makefile.in: Install gcov-dump.
1709 2017-03-14 Martin Liska <mliska@suse.cz>
1711 * multiple_target.c (expand_target_clones): Bail out for
1712 an invalid attribute.
1714 2017-03-14 Richard Biener <rguenther@suse.de>
1716 * alias.c (struct alias_set_entry): Pack properly.
1717 * cfgloop.h (struct loop): Likewise.
1718 * cse.c (struct set): Likewise.
1719 * ipa-utils.c (struct searchc_env): Likewise.
1720 * loop-invariant.c (struct invariant): Likewise.
1721 * lra-remat.c (struct cand): Likewise.
1722 * recog.c (struct change_t): Likewise.
1723 * rtl.h (struct address_info): Likewise.
1724 * symbol-summary.h (function_summary): Likewise.
1725 * tree-loop-distribution.c (struct partition): Likewise.
1726 * tree-object-size.c (struct object_size_info): Likewise.
1727 * tree-ssa-loop-ivopts.c (struct cost_pair): Likewise.
1728 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Likewise.
1729 * tree-vect-data-refs.c (struct _vect_peel_info): Likewise.
1730 * tree-vect-slp.c (struct _slp_oprnd_info): Likewise.
1731 * tree-vect-stmts.c (struct simd_call_arg_info): Likewise.
1732 * tree-vectorizer.h (struct _loop_vec_info): Likewise.
1733 (struct _stmt_vec_info): Likewise.
1735 2017-03-14 Martin Liska <mliska@suse.cz>
1738 * multiple_target.c (create_dispatcher_calls): Check that
1739 a target can create a function dispatcher.
1741 2017-03-14 Martin Liska <mliska@suse.cz>
1744 * multiple_target.c (expand_target_clones): Drop local.local
1745 flag for default implementation.
1747 2017-03-14 Richard Biener <rguenther@suse.de>
1749 PR tree-optimization/80030
1750 * tree-vect-stmts.c (vectorizable_store): Plug memleak.
1752 2017-03-13 Kito Cheng <kito.cheng@gmail.com>
1754 * config/riscv/riscv.c (riscv_emit_float_compare>: Use
1755 gcc_fallthrough() instead of __attribute__((fallthrough));
1757 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
1759 * doc/gcc.texi: Remove "up" link to (DIR).
1760 * doc/gccint.texi: Ditto.
1762 2017-03-13 Gerald Pfeifer <gerald@pfeifer.com>
1764 * doc/install.texi (Specific) <avr>: Remove reference to
1767 2017-03-13 Jeff Law <law@redhat.com>
1769 * config/riscv/riscv.c (riscv_emit_float_compare): Use fallthru
1770 attribute rather than comments.
1772 * config/pdp11/pdp11.md (movmemhi): Adjust operand numbers to
1773 match_scratch operand is highest.
1775 2017-03-13 Martin Liska <mliska@suse.cz>
1778 * ipa-pure-const.c (warn_function_noreturn): If the declarations
1779 is a CHKP clone, use original declaration.
1781 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
1783 * config/arc/arc.c (arc_init): Use multiplier whenever we have it.
1784 (arc_conditional_register_usage): Use a different allocation order
1785 when optimizing for size.
1786 * common/config/arc/arc-common.c (arc_option_optimization_table):
1787 Section anchors default on when optimizing for size.
1789 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
1791 * config/arc/arc.md (*tst_bitfield_tst): Fix pattern.
1793 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
1795 * config/arc/arc.c (arc_output_addsi): Emit code density adds.
1796 * config/arc/arc.md (cpu_facility): Add cd variant.
1797 (*movqi_insn): Add code density variant.
1798 (*movhi_insn): Likewise.
1799 (*movqi_insn): Likewise.
1800 (*addsi3_mixed): Likewise.
1801 (subsi3_insn): Likewise.
1803 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
1805 * config/arc/arc.md (movsi_cond_exec): Update constraint.
1807 2017-03-13 Claudiu Zissulescu <claziss@synopsys.com>
1809 * config/arc/arc.c (arc_legitimize_pic_address): Handle PIC
1810 expressions with MINUS and UNARY ops.
1812 2017-03-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
1815 * config/arm/neon.md (vec_sel_widen_ssum_lo<VQI:mode><VW:mode>3):
1817 (vec_sel_widen_ssum_lo<mode><V_half>3): ... This. Avoid mismatch
1818 between vec_select and vector argument.
1819 (vec_sel_widen_ssum_hi<VQI:mode><VW:mode>3): Rename to...
1820 (vec_sel_widen_ssum_hi<mode><V_half>3): ... This. Likewise.
1821 (vec_sel_widen_usum_lo<VQI:mode><VW:mode>3): Rename to...
1822 (vec_sel_widen_usum_lo<mode><V_half>3): ... This.
1823 (vec_sel_widen_usum_hi<VQI:mode><VW:mode>3): Rename to...
1824 (vec_sel_widen_usum_hi<mode><V_half>3): ... This.
1826 2017-03-13 Richard Biener <rguenther@suse.de>
1829 * params.def (vect-max-peeling-for-alignment): Fix typo.
1831 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
1833 * doc/install.texi (Specific) <mips-*-*>: Remove description of
1834 issue that only occurred with binutils below 2.18.
1836 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
1838 * doc/install.texi (Specific) <cris-axis-elf>: No longer
1839 refer to binutils 2.11/2.12 minimum.
1841 2017-03-12 Gerald Pfeifer <gerald@pfeifer.com>
1843 * doc/install.texi (Specific) <powerpc-*-*>: Remove link to
1844 ftp.kernel.org and simplify binutils requirement.
1846 2017-03-11 Gerald Pfeifer <gerald@pfeifer.com>
1848 * doc/invoke.texi (Warning Options): Fix spelling of link-time
1850 (Optimize Options): Ditto. Also remove redundancy.
1852 2017-03-10 David Malcolm <dmalcolm@redhat.com>
1854 PR translation/79848
1855 * ipa-devirt.c (warn_types_mismatch): Simplify uses of "%<%s%>" to
1857 * ipa-pure-const.c (suggest_attribute): Likewise. Convert _
1858 to G_ to avoid double translation.
1860 2017-03-10 David Malcolm <dmalcolm@redhat.com>
1862 PR translation/79923
1863 * auto-profile.c (get_combined_location): Convert leading
1864 character of diagnostics to lower case and remove trailing period.
1865 (read_profile): Likewise for various diagnostics.
1866 * config/arm/arm.c (arm_option_override): Remove trailing period
1867 from various diagnostics.
1868 * config/msp430/msp430.c (msp430_expand_delay_cycles): Likewise.
1869 (msp430_expand_delay_cycles): Likewise.
1871 2017-03-10 David Malcolm <dmalcolm@redhat.com>
1874 * config/aarch64/aarch64.c (aarch64_validate_mcpu): Quote the
1875 full command-line argument, rather than just "str".
1876 (aarch64_validate_march): Likewise.
1877 (aarch64_validate_mtune): Likewise.
1879 2017-03-10 Bernd Schmidt <bschmidt@redhat.com>
1881 PR rtl-optimization/78911
1882 * lra-assigns.c (must_not_spill_p): New function.
1883 (spill_for): Use it.
1885 2017-03-10 Jakub Jelinek <jakub@redhat.com>
1887 PR tree-optimization/79981
1888 * tree-vrp.c (extract_range_basic): Handle IMAGPART_EXPR of
1889 ATOMIC_COMPARE_EXCHANGE ifn result.
1890 (stmt_interesting_for_vrp, vrp_visit_stmt): Handle
1891 IFN_ATOMIC_COMPARE_EXCHANGE.
1893 2017-03-10 David Malcolm <dmalcolm@redhat.com>
1896 * opts.c (parse_sanitizer_options): Add missing question mark to
1897 "did you mean" message.
1899 2017-03-10 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1901 * config/rs6000/rs6000-builtin.def (VMULEUB_UNS): Remove orphaned
1903 (VMULEUH_UNS): Likewise.
1904 (VMULOUB_UNS): Likewise.
1905 (VMULOUH_UNS): Likewise.
1906 * config/rs6000/rs6000.c (builtin_function_type): Remove
1907 references to ALTIVEC_BUILTIN_VMUL[EO]U[BH]_UNS.
1909 2017-03-10 David Malcolm <dmalcolm@redhat.com>
1912 * read-rtl-function.c (function_reader::read_rtx_operand): Update
1913 x with result of extra_parsing_for_operand_code_0.
1914 (function_reader::extra_parsing_for_operand_code_0): Convert
1915 return type from void to rtx, returning x. When reading
1916 SYMBOL_REF with SYMBOL_FLAG_HAS_BLOCK_INFO, reallocate x to the
1917 larger size containing struct block_symbol.
1919 2017-03-10 Segher Boessenkool <segher@kernel.crashing.org>
1921 * config/rs6000/rs6000.c (rs6000_option_override_internal): Disallow
1922 -mfloat128-hardware without -m64.
1924 2017-03-10 Will Schmidt <will_schmidt@vnet.ibm.com>
1927 * config/rs6000/rs6000.c (builtin_function_type): Add VMUL*U[HB]
1928 entries to the case statement that marks unsigned arguments to
1929 overloaded functions.
1931 2017-03-10 Kelvin Nilsen <kelvin@gcc.gnu.org>
1933 * config/rs6000/rs6000.c (rs6000_option_override_internal): Fix
1934 two typographic errors in the handling of TARGET_UPPER_REGS_DI.
1936 2017-03-10 Pat Haugen <pthaugen@us.ibm.com>
1939 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Test
1940 TARGET_UPPER_REGS_DI when setting 'wi' constraint regclass.
1942 2017-03-10 Martin Liska <mliska@suse.cz>
1946 * toplev.c (process_options): Enable MPX with LSAN and UBSAN.
1947 * tree-chkp.c (chkp_walk_pointer_assignments): Verify that
1950 2017-03-10 Olivier Hainque <hainque@adacore.com>
1952 * tree-switch-conversion (array_value_type): Start by resetting
1953 candidate type to it's main variant.
1955 2017-03-10 Jakub Jelinek <jakub@redhat.com>
1957 PR rtl-optimization/79909
1958 * combine.c (try_combine): Use simplify_replace_rtx on individual
1959 CALL_INSN_FUNCTION_USAGE elements instead of replace_rtx on copy_rtx
1960 of the whole CALL_INSN_FUNCTION_USAGE.
1962 PR tree-optimization/79972
1963 * gimple-ssa-warn-alloca.c (alloca_call_type): Only call
1964 get_range_info on SSA_NAMEs. Formatting fixes.
1966 2017-03-10 Richard Biener <rguenther@suse.de>
1967 Jakub Jelinek <jakub@redhat.com>
1969 PR tree-optimization/77975
1970 * tree-ssa-loop-niter.c (get_base_for): Allow phi argument from latch
1971 edge to be constant.
1972 (get_val_for): For constant x return it. Formatting fix.
1973 (loop_niter_by_eval): Avoid pointless looping if the next iteration
1974 would use the same bases as the current one.
1976 2017-03-09 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
1978 * config/rs6000/rs6000.c (rs6000_gen_le_vsx_permute): Use rotate
1979 instead of vec_select for V1TImode.
1980 * conifg/rs6000/vsx.md (VSX_LE): Remove mode iterator that is no
1982 (VSX_LE_128): Add V1TI to this mode iterator.
1983 (*vsx_le_perm_load_<mode>): Change to use VSX_D mode iterator.
1984 (*vsx_le_perm_store_<mode>): Likewise.
1985 (pre-reload splitter for VSX stores): Likewise.
1986 (post-reload splitter for VSX stores): Likewise.
1987 (*vsx_xxpermdi2_le_<mode>): Likewise.
1988 (*vsx_lxvd2x2_le_<mode>): Likewise.
1989 (*vsx_stxvd2x2_le_<mode>): Likewise.
1991 2017-03-09 Michael Eager <eager@eagercon.com>
1993 Correct failures with --enable-checking=yes,rtl.
1995 * config/microblaze/microblaze.c (microblaze_expand_shift):
1996 Replace GET_CODE test with CONST_INT_P and INTVAL test with
1997 test for const0_rtx.
1998 * config/microblaze/microblaze.md (ashlsi3_byone, ashrsi3_byone,
1999 lshrsi3_byone): Replace INTVAL with test for const1_rtx.
2001 2017-03-09 Richard Biener <rguenther@suse.de>
2003 PR tree-optimization/79977
2004 * graphite-scop-detection.c (scop_detection::merge_sese):
2005 Handle the case of extra exits to blocks dominating the entry.
2007 2017-03-09 Toma Tabacu <toma.tabacu@imgtec.com>
2009 * doc/sourcebuild.texi (Effective-Target Keywords, Other attributes):
2012 2017-03-09 Vladimir Makarov <vmakarov@redhat.com>
2014 PR rtl-optimization/79949
2015 * lra-constraints.c (process_alt_operands): Check memory when
2016 trying to predict a cycle. Print about the overall increase.
2018 2017-03-09 Richard Biener <rguenther@suse.de>
2021 * gimple-expr.c (useless_type_conversion_p): Preserve
2022 TYPE_SATURATING for fixed-point types.
2024 2017-03-09 Richard Biener <rguenther@suse.de>
2027 * ipa-prop.c (ipa_modify_formal_parameters): Avoid changing
2028 alignment of BLKmode params.
2030 2017-03-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2033 * config/aarch64/iterators.md (VALL_F16_NO_V2Q): New mode iterator.
2034 (VALL_NO_V2Q): Likewise.
2036 * config/aarch64/aarch64-simd.md
2037 (aarch64_dup_lane_<vswap_width_name><mode>): Use VALL_F16_NO_V2Q
2039 (*aarch64_simd_vec_copy_lane_<vswap_width_name><mode>): Use
2040 VALL_NO_V2Q mode iterator.
2041 (*aarch64_vgetfmulx<mode>): Use VDQF iterator.
2043 2017-03-09 Martin Liska <mliska@suse.cz>
2045 PR tree-optimization/79631
2046 * tree-chkp-opt.c (chkp_is_constant_addr): Call
2047 tree_int_cst_sign_bit just for INTEGER constants.
2049 2017-03-09 Martin Liska <mliska@suse.cz>
2053 * toplev.c (process_options): Disable -fcheck-pointer-bounds with
2056 2017-03-09 Marek Polacek <polacek@redhat.com>
2059 * tree.c (inchash::add_expr): Handle TREE_VEC.
2061 2017-03-09 Martin Liska <mliska@suse.cz>
2064 (chkp_narrow_size_and_offset): New function.
2065 (chkp_parse_array_and_component_ref): Support BIT_FIELD_REF.
2066 (void chkp_parse_bit_field_ref): New function.
2067 (chkp_make_addressed_object_bounds): Add case for BIT_FIELD_REF.
2068 (chkp_process_stmt): Use chkp_parse_bit_field_ref.
2070 2017-03-09 Martin Liska <mliska@suse.cz>
2073 * tree-chkp.c (chkp_get_bound_for_parm): Get bounds for a param.
2074 (chkp_find_bounds_1): Remove gcc_unreachable.
2076 2017-03-09 Jakub Jelinek <jakub@redhat.com>
2079 * asan.c (get_mem_refs_of_builtin_call): For BUILT_IN_ATOMIC* and
2080 BUILT_IN_SYNC*, determine the access type from the size suffix and
2081 always build a MEM_REF with that type. Handle forgotten
2082 BUILT_IN_SYNC_FETCH_AND_NAND_16 and BUILT_IN_SYNC_NAND_AND_FETCH_16.
2085 * config/i386/avx512vlintrin.h (_mm256_cmpge_epi32_mask,
2086 _mm256_cmpge_epi64_mask, _mm256_cmpge_epu32_mask,
2087 _mm256_cmpge_epu64_mask, _mm256_cmple_epi32_mask,
2088 _mm256_cmple_epi64_mask, _mm256_cmple_epu32_mask,
2089 _mm256_cmple_epu64_mask, _mm256_cmplt_epi32_mask,
2090 _mm256_cmplt_epi64_mask, _mm256_cmplt_epu32_mask,
2091 _mm256_cmplt_epu64_mask, _mm256_cmpneq_epi32_mask,
2092 _mm256_cmpneq_epi64_mask, _mm256_cmpneq_epu32_mask,
2093 _mm256_cmpneq_epu64_mask, _mm256_mask_cmpge_epi32_mask,
2094 _mm256_mask_cmpge_epi64_mask, _mm256_mask_cmpge_epu32_mask,
2095 _mm256_mask_cmpge_epu64_mask, _mm256_mask_cmple_epi32_mask,
2096 _mm256_mask_cmple_epi64_mask, _mm256_mask_cmple_epu32_mask,
2097 _mm256_mask_cmple_epu64_mask, _mm256_mask_cmplt_epi32_mask,
2098 _mm256_mask_cmplt_epi64_mask, _mm256_mask_cmplt_epu32_mask,
2099 _mm256_mask_cmplt_epu64_mask, _mm256_mask_cmpneq_epi32_mask,
2100 _mm256_mask_cmpneq_epi64_mask, _mm256_mask_cmpneq_epu32_mask,
2101 _mm256_mask_cmpneq_epu64_mask, _mm_cmpge_epi32_mask,
2102 _mm_cmpge_epi64_mask, _mm_cmpge_epu32_mask, _mm_cmpge_epu64_mask,
2103 _mm_cmple_epi32_mask, _mm_cmple_epi64_mask, _mm_cmple_epu32_mask,
2104 _mm_cmple_epu64_mask, _mm_cmplt_epi32_mask, _mm_cmplt_epi64_mask,
2105 _mm_cmplt_epu32_mask, _mm_cmplt_epu64_mask, _mm_cmpneq_epi32_mask,
2106 _mm_cmpneq_epi64_mask, _mm_cmpneq_epu32_mask, _mm_cmpneq_epu64_mask,
2107 _mm_mask_cmpge_epi32_mask, _mm_mask_cmpge_epi64_mask,
2108 _mm_mask_cmpge_epu32_mask, _mm_mask_cmpge_epu64_mask,
2109 _mm_mask_cmple_epi32_mask, _mm_mask_cmple_epi64_mask,
2110 _mm_mask_cmple_epu32_mask, _mm_mask_cmple_epu64_mask,
2111 _mm_mask_cmplt_epi32_mask, _mm_mask_cmplt_epi64_mask,
2112 _mm_mask_cmplt_epu32_mask, _mm_mask_cmplt_epu64_mask,
2113 _mm_mask_cmpneq_epi32_mask, _mm_mask_cmpneq_epi64_mask,
2114 _mm_mask_cmpneq_epu32_mask, _mm_mask_cmpneq_epu64_mask): Move
2115 definitions outside of __OPTIMIZE__ guarded section.
2118 * config/i386/avx512bwintrin.h (_mm512_packs_epi32,
2119 _mm512_maskz_packs_epi32, _mm512_mask_packs_epi32,
2120 _mm512_packus_epi32, _mm512_maskz_packus_epi32,
2121 _mm512_mask_packus_epi32): Move definitions outside of __OPTIMIZE__
2124 2017-03-09 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
2126 * config/s390/vx-builtins.md ("vfee<mode>", "vfeez<mode>")
2127 ("vfenez<mode>"): Add missing constraints.
2129 2017-03-08 Martin Sebor <msebor@redhat.com>
2132 * config/nds32/nds32.c (nds32_option_override):
2134 2017-03-08 Jakub Jelinek <jakub@redhat.com>
2137 * gimplify.c (gimplify_omp_for): Replace index var in outer
2138 taskloop statement with an artificial variable and add
2139 OMP_CLAUSE_PRIVATE clause for it.
2141 2017-03-08 Richard Biener <rguenther@suse.de>
2143 PR tree-optimization/79955
2144 * tree-ssa-uninit.c (warn_uninitialized_vars): Do not warn
2145 for accesses that are completely outside of the variable.
2147 2017-03-08 Andrew Haley <aph@redhat.com>
2149 PR tree-optimization/79943
2150 * tree-ssa-loop-split.c (compute_new_first_bound): When
2151 calculating the new upper bound, (END-BEG) should be added, not
2154 2017-03-08 Jakub Jelinek <jakub@redhat.com>
2156 * config/avr/avr.md (setmemhi): Make sure match_dup
2157 operand number comes before match_scratch.
2159 2017-03-08 Richard Biener <rguenther@suse.de>
2161 PR tree-optimization/79920
2162 * tree-vect-slp.c (vect_create_mask_and_perm): Remove and inline
2163 with ncopies == 1 to ...
2164 (vect_transform_slp_perm_load): ... here. Properly compute
2165 all element loads by iterating VF times over the group. Do
2166 not handle ncopies (computed in a broken way) in
2167 vect_create_mask_and_perm.
2169 2017-03-08 Jakub Jelinek <jakub@redhat.com>
2172 * internal-fn.c (expand_vector_ubsan_overflow): If arg0 or arg1
2173 is a uniform vector, use uniform_vector_p return value instead of
2174 building ARRAY_REF on folded VIEW_CONVERT_EXPR to array type.
2176 2017-03-07 Marek Polacek <polacek@redhat.com>
2179 * gimple-ssa-warn-alloca.c (pass_walloca::gate): Use HOST_WIDE_INT.
2180 (alloca_call_type): Likewise.
2182 2017-03-07 Martin Liska <mliska@suse.cz>
2184 * gcov.c (process_args): Put comment to correct location.
2186 2017-03-07 Martin Liska <mliska@suse.cz>
2189 * tree-chkp.c (chkp_may_narrow_to_field): Add new argument ref.
2190 Use array_at_struct_end_p instead of DECL_CHAIN (field).
2191 (chkp_narrow_bounds_for_field): Likewise.
2192 (chkp_parse_array_and_component_ref): Pass one more argument to
2195 2017-03-07 Richard Biener <rguenther@suse.de>
2197 * tree-vect-loop-manip.c (slpeel_add_loop_guard): Preserve
2200 2017-03-07 Segher Boessenkool <segher@kernel.crashing.org>
2202 * config/i386/i386.c (ix86_local_alignment): Align most aggregates
2203 of 16 bytes and more to 16 bytes, not those of 16 bits and more.
2205 2017-03-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2208 * params.def (PARAM_STORE_MERGING_ALLOW_UNALIGNED): Add full stop
2209 to end of description.
2210 (PARAM_MAX_STORES_TO_MERGE): Likewise.
2212 2017-03-07 Jakub Jelinek <jakub@redhat.com>
2214 PR rtl-optimization/79901
2215 * config/i386/sse.md (*avx512bw_<code><mode>3<mask_name>): Renamed to
2217 (*avx512f_<code><mode>3<mask_name>): ... this.
2218 (<code><mode>3 with maxmin code iterator): Use VI8_AVX2_AVX512F
2219 iterator instead of VI8_AVX2_AVX512BW.
2221 PR rtl-optimization/79901
2222 * expr.c (expand_expr_real_2): For vector MIN/MAX, if there is no
2223 min/max expander, expand it using expand_vec_cond_expr.
2226 * ubsan.c (ubsan_encode_value): Call mark_addressable on the
2229 2017-03-06 Jakub Jelinek <jakub@redhat.com>
2232 * dwarf2out.h (dw_vec_const): Change array type from unsigned char *
2233 to void * for PCH reasons.
2234 * dwarf2out.c (output_loc_operands, output_die): Cast
2235 v.val_vec.array to unsigned char *.
2237 2017-03-06 John David Anglin <danglin@gcc.gnu.org>
2240 * config/pa/pa-64.h (PAD_VARARGS_DOWN): Don't pad down complex and
2243 2017-03-06 Vladimir Makarov <vmakarov@redhat.com>
2245 PR rtl-optimization/79571
2246 * lra-constraints.c (process_alt_operands): Calculate static
2247 reject and subtract it from overall when only addresses will be
2250 2017-03-06 Julia Koval <julia.koval@intel.com>
2253 * config/i386/i386.c (ix86_minimum_incoming_stack_boundary): Set
2254 incoming stack boundary to 128 for 64-bit targets.
2256 2017-03-06 Richard Biener <rguenther@suse.de>
2258 PR tree-optimization/79894
2259 * tree-vectorizer.c (vectorize_loops): Set loop_vectorized_call
2260 to NULL after folding it.
2262 2017-03-06 Richard Biener <rguenther@suse.de>
2264 PR tree-optimization/79824
2265 * tree-vect-stmts.c (get_group_load_store_type): Fix alignment
2266 check disabling peeling for gaps.
2268 2017-03-06 Toma Tabacu <toma.tabacu@imgtec.com>
2270 * doc/sourcebuild.texi (Effective-Target Keywords, Environment
2271 attributes): Document gettimeofday.
2273 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
2275 * config/s390/s390.c (s390_option_override_internal): Set
2276 PARAM_MIN_VECT_LOOP_BOUND
2278 2017-03-06 Robin Dapp <rdapp@linux.vnet.ibm.com>
2280 * config/s390/s390.c (s390_asm_output_function_label): Use nopr %r0.
2281 * config/s390/s390.md: Likewise.
2283 2017-03-06 Jakub Jelinek <jakub@redhat.com>
2286 * config/i386/sse.md (VI8F_256_512): Remove mode iterator.
2287 (<avx2_avx512>_perm<mode>): Rename to ...
2288 (avx2_perm<mode>): ... this. Use VI8F_256 iterator instead
2290 (<avx512>_perm<mode>_mask): Rename to ...
2291 (avx512vl_perm<mode>_mask): ... this. Use VI8F_256 iterator instead
2293 (<avx2_avx512>_perm<mode>_1<mask_name>): Rename to ...
2294 (avx2_perm<mode>_1<mask_name): ... this. Use VI8F_256 iterator
2295 instead of VI8F_256_512.
2296 (avx512f_perm<mode>): New define_expand.
2297 (avx512f_perm<mode>_mask): Likewise.
2298 (avx512f_perm<mode>_1<mask_name>): New define_insn.
2299 (<avx512>_vec_dup<mode>_1): Fix up vec_select mode.
2301 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
2303 * config/mips/mips-msa.md (msa_fmax_a_<msafmt>, msa_fmin_a_<msafmt>,
2304 msa_max_a_<msafmt>, msa_min_a_<msafmt>): Introduce mode interator for
2306 (smin<mode>3, smax<mode>3): Change operand print code from 'B' to 'E'.
2308 2017-03-06 Martin Liska <mliska@suse.cz>
2311 * asan.c (asan_expand_poison_ifn): Do not expand ASAN_POISON
2312 when having a SSA NAME w/o VAR_DECL assigned to it.
2314 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
2316 * config/mips/mips-msa.md (msa_dotp_<su>_d, msa_dpadd_<su>_d,
2317 msa_dpsub_<su>_d): Fix MODE for vec_select.
2319 2017-03-06 Prachi Godbole <prachi.godbole@imgtec.com>
2321 * config/mips/mips.c (mips_gen_const_int_vector): Change type of last
2323 * config/mips/mips-protos.h (mips_gen_const_int_vector): Likewise.
2325 2017-03-06 Richard Biener <rguenther@suse.de>
2327 * lto-streamer.c (lto_check_version): Use %qs in diagnostics.
2328 * plugin.c (register_plugin_info): Likewise.
2329 * tree-chkp.c (chkp_make_static_const_bounds): Likewise.
2331 2017-03-05 Jakub Jelinek <jakub@redhat.com>
2333 * config/i386/sse.md (sse_storehps, sse_storelps,
2334 avx_<castmode><avxsizesuffix>_<castmode>,
2335 avx512f_<castmode><avxsizesuffix>_<castmode>,
2336 avx512f_<castmode><avxsizesuffix>_256<castmode>): Require
2337 in condition that at least one operand is not a MEM.
2339 2017-03-03 Jakub Jelinek <jakub@redhat.com>
2342 * internal-fn.def (ATOMIC_BIT_TEST_AND_SET, ATOMIC_BIT_TEST_AND_RESET,
2343 ATOMIC_BIT_TEST_AND_COMPLEMENT, ATOMIC_COMPARE_EXCHANGE): Remove
2345 * gimple-fold.c (fold_builtin_atomic_compare_exchange): Set
2346 gimple_call_nothrow_p flag based on whether original builtin can throw.
2347 If it can, emit following stmts on the fallthrough edge.
2348 * tree-ssa-ccp.c (optimize_atomic_bit_test_and): Similarly, except
2349 don't create new bb if inserting just debug stmts on the edge, try to
2350 insert them on the fallthru bb or just reset debug stmts.
2352 2017-03-03 Segher Boesssenkool <segher@kernel.crashing.org>
2355 * config/rs6000/rs6000.c (rs6000_final_prescan_insn): Save and
2356 restore recog_data (including the operand rtxes inside it) around
2357 the call to get_insn_template.
2359 2017-03-03 Martin Sebor <msebor@redhat.com>
2361 PR tree-optimization/79699
2362 * context.c (context::~context): Free MPFR caches to avoid
2363 a memory leak on program exit.
2365 2017-03-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
2367 * config/aarch64/aarch64.c (aarch64_float_const_representable_p):
2368 Use wide_int::ulow () instead of .elt (0).
2370 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
2372 * config/i386/i386.md (*pushtf): Change *roF constraint to *roC.
2373 (*pushxf): Limit oF constraint to 32bit targets and add oC
2374 constraint for 64bit targets.
2375 (pushxf splitter): Use PUSH_ROUNDING to calculate stack adjustment.
2376 (*pushdf): Change rmF constraint to rmC.
2378 2017-03-03 Martin Liska <mliska@suse.cz>
2380 * tree-ssa-loop-prefetch.c (pass_loop_prefetch::execute):
2381 Remove unused variable.
2383 2017-03-03 Jakub Jelinek <jakub@redhat.com>
2386 * config/i386/i386.c (ix86_expand_multi_arg_builtin): If target
2387 is a memory operand, increase num_memory.
2388 (ix86_expand_args_builtin): Likewise.
2390 2017-03-03 Jan Hubicka <jh@suse.cz>
2393 * ipa-devirt.c (maybe_record_node): Properly handle
2394 __cxa_pure_virtual visibility.
2396 2017-03-03 Martin Liska <mliska@suse.cz>
2398 PR tree-optimization/79803
2399 * tree-ssa-loop-prefetch.c (tree_ssa_prefetch_arrays): Remove
2401 (pass_loop_prefetch::execute): Disabled optimization if an
2402 assumption about L1 cache size is not met.
2404 2017-03-03 Martin Liska <mliska@suse.cz>
2406 PR rtl-optimization/79574
2407 * gcse.c (struct gcse_expr): Use HOST_WIDE_INT instead of int.
2408 (hash_scan_set): Likewise.
2409 (dump_hash_table): Likewise.
2410 (hoist_code): Likewise.
2412 2017-03-03 Richard Biener <rguenther@suse.de>
2414 * fixed-value.c (fixed_from_string): Restore use of elt (1)
2415 in place of uhigh ().
2416 (fixed_convert_from_real): Likewise.
2418 2017-03-03 Uros Bizjak <ubizjak@gmail.com>
2421 * config/i386/i386.md (*pushxf_rounded): Use Pmode instead of DImode.
2423 2017-03-03 Richard Biener <rguenther@suse.de>
2426 * match.pd ( X +- C1 CMP C2 -> X CMP C2 -+ C1): Add missing
2427 TYPE_OVERFLOW_UNDEFINED check.
2429 2017-03-02 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2431 * config/rs6000/vector.md (vector_ne_<mode>_p): Correct operand
2433 (vector_ae_<mode>_p): Likewise.
2434 (vector_nez_<mode>_p): Likewise.
2435 (vector_ne_v2di_p): Likewise.
2436 (vector_ae_v2di_p): Likewise.
2437 (vector_ne_<mode>_p): Likewise.
2438 * config/rs6000/vsx.md (vsx_tsqrt<mode>2_fg): Correct operand
2440 (vsx_tsqrt<mode>2_fe): Likewise.
2442 2017-03-02 Uros Bizjak <ubizjak@gmail.com>
2445 * config/i386/i386.md (*pushxf_rounded): New insn_and_split pattern.
2447 2017-03-02 Jakub Jelinek <jakub@redhat.com>
2449 PR rtl-optimization/79780
2450 * cprop.c (one_cprop_pass): When second and further conditional trap
2451 in a single basic block is turned into an unconditional trap, turn it
2452 into a deleted note to avoid RTL verification failures.
2454 2017-03-02 Richard Biener <rguenther@suse.de>
2456 * fold-const.c (const_binop): Use ulow () instead of elt (0).
2458 2017-03-02 Richard Biener <rguenther@suse.de>
2460 PR tree-optimization/79345
2462 * tree-ssa-alias.c (walk_aliased_vdefs_1): Take a limit
2463 param and abort the walk, returning -1 if it is hit.
2464 (walk_aliased_vdefs): Take a limit param and pass it on.
2465 * tree-ssa-alias.h (walk_aliased_vdefs): Add a limit param,
2466 defaulting to 0 and return a signed int.
2467 * tree-ssa-uninit.c (struct check_defs_data): New struct.
2468 (check_defs): New helper.
2469 (warn_uninitialized_vars): Use walk_aliased_vdefs to warn
2470 about uninitialized memory.
2471 * fixed-value.c (fixed_from_string): Use ulow/uhigh to avoid
2472 bogus uninitialized warning.
2473 (fixed_convert_from_real): Likewise.
2475 2017-03-02 Bin Cheng <bin.cheng@arm.com>
2477 PR tree-optimization/66768
2478 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Skip addr
2479 iv_use if base object can't be determined.
2481 2017-03-02 Jakub Jelinek <jakub@redhat.com>
2483 PR tree-optimization/79345
2484 * gensupport.h (struct pattern_stats): Add min_scratch_opno field.
2485 * gensupport.c (get_pattern_stats_1) <case MATCH_SCRATCH>: Update it.
2486 (get_pattern_stats): Initialize it.
2487 * genemit.c (gen_expand): Verify match_scratch numbers come after
2488 match_operand/match_dup numbers.
2489 * config/i386/i386.md (<s>mul<mode>3_highpart): Swap match_dup and
2490 match_scratch numbers.
2491 * config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>):
2493 * config/s390/s390.md (trunctdsd2): Likewise.
2495 2017-03-02 Richard Biener <rguenther@suse.de>
2497 * wide-int.h (wide_int_storage::operator=): Implement in terms
2500 2017-03-02 Richard Biener <rguenther@suse.de>
2502 PR tree-optimization/79777
2503 * tree-ssa-pre.c (eliminate_insert): Give up if we simplify
2504 the to insert expression to sth existing.
2506 2017-03-01 Martin Sebor <msebor@redhat.com>
2509 * gimple-ssa-sprintf.c
2510 (directive::known_width_and_precision): New function.
2511 (format_integer): Use it.
2512 (get_mpfr_format_length): Consider the full range of precision
2513 when computing %g output with the # flag. Set the likely byte
2514 count to 3 rather than 1 when precision is indeterminate.
2515 (format_floating): Correct the lower bound of precision.
2517 2017-03-01 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
2519 * doc/invoke.texi: Document default code model for 64-bit Linux.
2521 2017-03-01 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
2524 * config/rs6000/rs6000.md (peephole2 for udiv/umod): Should emit
2525 udiv rather than div since input pattern is unsigned.
2527 2017-03-01 Uros Bizjak <ubizjak@gmail.com>
2529 * config/i386/i386.c (print_reg): Warn for values of
2530 unsupported size in integer register.
2532 2017-03-01 Michael Meissner <meissner@linux.vnet.ibm.com>
2535 * config/rs6000/predicates.md (current_file_function_operand): Do
2536 not allow self calls to be local if the function is replaceable.
2538 2017-03-01 Kelvin Nilsen <kelvin@gcc.gnu.org>
2541 * config/rs6000/altivec.h (vec_ctz and others): Change the
2542 preprocessor macro that controls conditional compilation from
2543 _ARCH_PWR9 to __POWER9_VECTOR__.
2544 (vec_all_ne): Change parameterization of __altivec_scalar_pred
2545 macro expansion under preprocessor #ifdef __POWER9_VECTOR__
2546 control (instead of _ARCH_PWR9 control) so that template
2547 definition uses power9-specific function.
2548 (vec_any_eq): Likewise.
2549 (vec_all_ne): Change macro definition to use a power9-specific
2550 expansion under #ifdef __POWER9_VECTOR__ control (instead of
2551 _ARCH_PWR9 control).
2552 (vec_any_eq) Likewise.
2553 * config/rs6000/rs6000-builtin.def (CMPNEF): Remove BU_P9V_AV_2
2554 expansion for CMPNEF to remove support for xvcmpnesp instruction.
2555 (CMPNED): Remove BU_P9V_AV2 expansion for CMPNED to remove
2556 support for xvcmpnedp instruction.
2557 (VCMPNEB_P): Replace BU_P9V_AV_P macro expansion with BU_P9V_AV_2
2558 macro expansion so that Power9 implementation of vec_all_ne does
2559 not use the AltiVec predicate framework.
2560 (VCMPNEH_P): Likewise.
2561 (VCMPNEW_P): Likewise.
2562 (VCMPNED_P): Likewise.
2563 (VCMPNEFP_P): Likewise.
2564 (VCMPNEDP_P): Likewise.
2565 (VCMPAEB_P): Add BU_P9V_AV_2 macro expansion to change
2566 implementation of vec_any_eq to not use AltiVec predicate
2568 (VCMPAEH_P): Likewise.
2569 (VCMPAEW_P): Likewise.
2570 (VCMPAED_P): Likewise.
2571 (VCMPAEFP_P): Likewise.
2572 (VCMPAEDP_P): Likewise.
2573 (VCMPNE_P): Replace BU_P9V_OVERLOAD_P macro expansion with
2574 BU_P9V_OVERLOAD_2 so that Power9 implementation of vec_all_ne does
2575 not use the AltiVec predicate framework.
2576 (VCMPAE_P): Add BU_P9V_OVERLOAD_2 macro to change implementation
2577 of vec_any_eq to not use AltiVec predicate framework.
2578 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Add
2579 support for predefined __POWER9_VECTOR__ macro to indicate that
2580 Power9 instruction selection is enabled.
2581 (altivec_overloaded_builtins): Remove extraneous
2582 ALTIVEC_BUILTIN_VEC_CMPNE entry for overloaded
2583 function argument types RS6000_BTI_bool_V16QI and
2584 RS6000_BTI_bool_V16QI. Remove erroneous ALTIVEC_BUILTIN_VEC_CMPNE
2585 entry for overloaded function argument types RS6000_BTI_bool_V4SI
2586 andRS6000_BTI_bool_V4SI, mapping to P9V_BUILTIN_CMPNEB. Remove
2587 two entries mapping to P9V_BUITIN_CMPNED and one entry mapping to
2588 P9V_BUILTIN_CMPNEF to force use of instructions not specific to
2589 Power9 for implementations of vec_cmpne. Change the signature for
2590 all definitions of the overloaded P9V_BUILTIN_VEC_CMPNE_P function
2591 (representing vec_all_ne) to remove the previously described first
2592 argument of type RS6000_BTI_INTSI, as this was an artifact of
2593 reliance on the AltiVec predicate framework, which is no longer
2594 used in the implementation of these functions. Add
2595 P9V_BUILTIN_VEC_VCMPAE_P entries (representing the vec_anyeq
2596 function) to match all of the P9V_BUILTIN_VEC_VCMNE_P entries
2597 since, unlike the AltiVec predicate framework implementation, we
2598 do not share function descriptors between vec_alle and vec_anyeq.
2599 (altivec_resolve_overloaded_builtin): Add SFmode and DFmode to the
2600 set of modes that receive special treatment even when
2601 TARGET_P9_VECTOR is true. The special treatment emits code that
2602 does not depend on Power9 instructions.
2603 * config/rs6000/vector.md (vector_ne_<mode>_p): Change this
2604 define_expand to not rely on AltiVec predicate framework.
2605 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
2607 (vector_ne_v2di_p): Change this define_expand to not rely on
2608 AltiVec predicate framework.
2609 (vector_ae_v2di_p): New define_expand to represent vec_any_eq
2611 (vector_ne_<mode>_p): Change this define_expand to not rely on
2612 AltiVec predicate framework.
2613 (vector_ae_<mode>p): New define_expand to represent vec_any_eq
2615 * config/rs6000/vsx.md (*vsx_ne_<mode>_p): For modes VSX_EXTRACT_I
2616 (V16QI, V8HI, V4SI), correct a typo in the code emitted for this
2617 define_insn pattern.
2618 (*vsx_ne_<mode>_p): For modes VSX_F (V4SF and V2DF), remove this
2619 define_insn pattern because the xvcmpne<VSs>. instruction is not
2621 (vcmpne<VSs>): Remove this define_insn because xvcmpne<VSs>
2622 instruction is not supported.
2624 2017-03-01 Jakub Jelinek <jakub@redhat.com>
2626 * config/nvptx/nvptx.c: Include intl.h.
2628 2017-03-01 Martin Jambor <mjambor@suse.cz>
2631 * ipa-prop.h (ipa_bits): Removed field known.
2632 (ipa_jump_func): Removed field vr_known. Changed fields bits and m_vr
2633 to pointers. Adjusted their comments to warn about their sharing.
2634 (ipcp_transformation_summary): Change bits to a vector of pointers.
2635 (ipa_check_create_edge_args): Moved to ipa-prop.c, declare.
2636 (ipa_get_ipa_bits_for_value): Declare.
2637 * tree-vrp.h (value_range): Mark as GTY((for_user)).
2638 * ipa-prop.c (ipa_bit_ggc_hash_traits): New.
2639 (ipa_bits_hash_table): Likewise.
2640 (ipa_vr_ggc_hash_traits): Likewise.
2641 (ipa_vr_hash_table): Likewise.
2642 (ipa_print_node_jump_functions_for_edge): Adjust for bits and m_vr
2643 being pointers and vr_known being removed.
2644 (ipa_set_jf_unknown): Likewise.
2645 (ipa_get_ipa_bits_for_value): New function.
2646 (ipa_set_jfunc_bits): Likewise.
2647 (ipa_get_value_range): New overloaded functions.
2648 (ipa_set_jfunc_vr): Likewise.
2649 (ipa_compute_jump_functions_for_edge): Use the above functions to
2650 construct bits and vr parts of jump functions.
2651 (ipa_check_create_edge_args): Move here from ipa-prop.h, also allocate
2652 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
2654 (ipcp_grow_transformations_if_necessary): Also allocate
2655 ipa_bits_hash_table and ipa_vr_hash_table if they do not already
2657 (ipa_node_params_t::duplicate): Do not copy bits, just pointers to
2658 them. Fix too long lines.
2659 (ipa_write_jump_function): Adjust for bits and m_vr being pointers and
2660 vr_known being removed.
2661 (ipa_read_jump_function): Use new setter functions to construct bits
2662 and vr parts of jump functions or set them to NULL.
2663 (write_ipcp_transformation_info): Adjust for bits being pointers.
2664 (read_ipcp_transformation_info): Likewise.
2665 (ipcp_update_bits): Likewise. Fix excessively long lines a trailing
2667 Include gt-ipa-prop.h.
2668 * ipa-cp.c (propagate_bits_across_jump_function): Adjust for bits
2670 (ipcp_store_bits_results): Likewise.
2671 (propagate_vr_across_jump_function): Adjust for m_vr being a pointer.
2672 Do not write to existing jump functions but use a temporary instead.
2674 2017-03-01 Jakub Jelinek <jakub@redhat.com>
2677 * fold-const.c (make_bit_field_ref): If orig_inner is COMPONENT_REF,
2678 attempt to use its first operand as BIT_FIELD_REF base.
2680 2017-03-01 Richard Biener <rguenther@suse.de>
2683 * tree-chrec.c (chrec_evaluate): Perform computation of Newtons
2684 interpolating formula in wrapping arithmetic.
2685 (chrec_apply): Convert chrec_evaluate return value to wanted type.
2687 2017-03-01 Jakub Jelinek <jakub@redhat.com>
2689 PR tree-optimization/79734
2690 * tree-vect-generic.c (expand_vector_condition): Optimize
2691 AVX512 vector boolean VEC_COND_EXPRs into bitwise operations.
2692 Handle VEC_COND_EXPR where comparison has different inner width from
2695 2017-02-28 Sandra Loosemore <sandra@codesourcery.com>
2697 * doc/invoke.texi (ARC Options): Copy-edit to fix punctuation,
2698 markup, and similar issues. Remove @opindex entries for things
2699 that aren't options. Add missing -mmpy-option entries.
2701 2017-02-28 Jakub Jelinek <jakub@redhat.com>
2703 PR tree-optimization/79737
2704 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): If bitlen is
2705 a multiple of BITS_PER_UNIT and !BYTES_BIG_ENDIAN, clear
2706 tmpbuf[byte_size - 1]. Call natice_encode_expr with byte_size - 1
2707 instead of byte_size. Formatting fix.
2708 (shift_bytes_in_array_right): Formatting fix.
2710 2017-02-28 Eric Botcazou <ebotcazou@adacore.com>
2713 * config/sparc/sparc.c (sparc_frame_pointer_required): Add missing
2714 condition on optimize for the leaf function test.
2716 2017-02-28 Martin Liska <mliska@suse.cz>
2719 * read-rtl-function.c (function_reader::handle_unknown_directive):
2720 Bail out when one uses -flto.
2722 2017-02-28 Martin Liska <mliska@suse.cz>
2724 * common.opt: Replace space with tabular for options of <number>
2726 * config/i386/i386.opt: Show <number> value for
2727 -mlarge-data-threshold.
2728 * opts.c (print_filtered_help): Do not display number in hexadecimal
2731 2017-02-28 Martin Liska <mliska@suse.cz>
2733 * common.opt: Fix --help=option -Q for options which are of
2736 2017-02-28 Uros Bizjak <ubizjak@gmail.com>
2738 * config/i386/i386.c (print_reg): Error out for values
2739 of 8-bit size in invalid integer register.
2741 2017-02-28 Martin Sebor <msebor@redhat.com>
2743 PR tree-optimization/79691
2744 * passes.def (pass_all_optimizations_g): Enable pass_sprintf_length.
2746 2017-02-28 Jakub Jelinek <jakub@redhat.com>
2749 * config/i386/i386.c (ix86_print_operand) <case 'R'>: Replace
2750 gcc_unreachable with output_operand_lossage.
2752 2017-02-28 Richard Biener <rguenther@suse.de>
2754 PR tree-optimization/79740
2755 * tree-ssa-sccvn.c (vn_nary_op_insert_into): Allow redundant
2757 (visit_nary_op): Insert the nary into the hashtable if we
2758 pattern-matched sth.
2759 * tree-ssa-pre.c (eliminate_insert): Robustify.
2761 2017-02-28 Richard Biener <rguenther@suse.de>
2764 * fold-const.c (decode_field_reference): Reject out-of-bound
2767 2017-02-28 Jakub Jelinek <jakub@redhat.com>
2769 * config/i386/i386.c: Include intl.h.
2770 (ix86_option_override_internal): Use cond ? G_("...") : G_("...")
2771 instead of just cond ? "..." : "...".
2772 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Likewise.
2773 * coverage.c (read_counts_file): Likewise.
2774 * omp-offload.c: Include intl.h.
2775 (oacc_loop_fixed_partitions): Use cond ? G_("...") : G_("...") instead
2776 of just cond ? "..." : "...".
2777 * gcov.c (read_count_file): Use cond ? N_("...") : N_("...") instead
2778 of just cond ? "..." : "...".
2780 2017-02-28 Richard Earnshaw <rearnsha@arm.com>
2783 * config/arm/parsecpu.awk (gen_data): Set tuning target to 'tune for'
2785 * config/arm/arm-cpus.in (cortex-m0plus.small-multiply): Correct
2786 'tune for' CPU name.
2787 * config/arm/arm-cpu-data.h: Regenerated.
2789 2017-02-28 Richard Biener <rguenther@suse.de>
2791 PR tree-optimization/79732
2792 * tree-inline.c (expand_call_inline): Do not shadow var.
2794 2017-02-28 Richard Biener <rguenther@suse.de>
2796 PR tree-optimization/79723
2797 * tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): Preserve
2798 address-space properly.
2800 2017-02-28 Thomas Schwinge <thomas@codesourcery.com>
2802 * doc/optinfo.texi (Optimization groups): Fix option used for
2804 * doc/invoke.texi (-fopt-info): Document "omp".
2805 * dumpfile.h: Sort OPTGROUP_OMP before OPTGROUP_VEC.
2806 (OPTGROUP_ALL): Add OPTGROUP_OMP.
2807 * hsa-gen.c (pass_data_gen_hsail): Use OPTGROUP_OMP.
2808 * ipa-hsa.c (pass_data_ipa_hsa): Likewise.
2809 * omp-simd-clone.c (pass_data_omp_simd_clone): Likewise.
2811 * dumpfile.h (OPTGROUP_OPENMP): Rename to OPTGROUP_OMP. Adjust
2813 * dumpfile.c (optgroup_options): Instead of "openmp", associate
2814 OPTGROUP_OMP with "omp".
2816 2017-02-27 Pat Haugen <pthaugen@us.ibm.com>
2819 * config/rs6000/rs6000-c.c (struct altivec_builtin_types): Use VSRAD
2820 for arithmetic shift of unsigned V2DI.
2822 2017-02-27 Claudiu Zissulescu <claziss@synopsys.com>
2824 * config.gcc (arc*-): Clean up, use arc/big.h, arc/elf.h, and
2825 arc/linux.h headers.
2826 * config/arc/arc.h (TARGET_OS_CPP_BUILTINS): Remove.
2827 (LINK_SPEC): Likewise.
2828 (ARC_TLS_EXTRA_START_SPEC): Likewise.
2829 (EXTRA_SPECS): Likewise.
2830 (STARTFILE_SPEC): Likewise.
2831 (ENDFILE_SPEC): Likewise.
2832 (LIB_SPEC): Likewise.
2833 (TARGET_SDATA_DEFAULT): Likewise.
2834 (TARGET_MMEDIUM_CALLS_DEFAULT): Likewise.
2835 (MULTILIB_DEFAULTS): Likewise.
2836 (DWARF2_UNWIND_INFO): Likewise.
2837 * config/arc/big.h: New file.
2838 * config/arc/elf.h: Likewise.
2839 * config/arc/linux.h: Likewise.
2840 * config/arc/t-uClibc: Remove.
2842 2017-02-27 Bin Cheng <bin.cheng@arm.com>
2844 PR tree-optimization/77536
2845 * tree-ssa-loop-manip.c (niter_for_unrolled_loop): New function.
2846 (tree_transform_and_unroll_loop): Use above function to compute the
2847 estimated niter of unrolled loop and use it when scaling profile.
2848 Also use count info rather than frequency if it's non-zero.
2849 * tree-ssa-loop-manip.h niter_for_unrolled_loop(): New declaration.
2850 * tree-vect-loop.c (scale_profile_for_vect_loop): New function.
2851 (vect_transform_loop): Call above function.
2853 2017-02-27 Richard Biener <rguenther@suse.de>
2855 PR tree-optimization/45397
2856 * tree-ssa-pre.c (eliminate_insert): Handle BIT_AND_EXPR.
2857 * tree-ssa-sccvn.c (valueized_wider_op): New helper.
2858 (visit_nary_op): Add pattern matching for CSEing sign-changed
2859 or truncated operations with wider ones.
2861 2017-02-27 Richard Biener <rguenther@suse.de>
2863 PR tree-optimization/79690
2864 * tree-vect-stmts.c (vectorizable_store): Use vector type
2865 built from the DR with address-space.
2867 2017-02-26 Gerald Pfeifer <gerald@pfeifer.com>
2869 * doc/invoke.texi (Optimize Options): Refine the description
2870 of asan-use-after-return.
2872 2017-02-25 Alan Modra <amodra@gmail.com>
2874 PR rtl-optimization/79584
2875 * lra-constraints.c (base_to_reg): Reload ad->base, the entire
2876 base, not ad->base_term, the reg within base. Remove assertion
2877 that ad->base == ad->base_term. Replace gen_int_mode using
2878 bogus mode with const0_rtx.
2880 2017-02-25 Jakub Jelinek <jakub@redhat.com>
2883 * tree-eh.c (operation_could_trap_p, stmt_could_throw_1_p): Handle
2884 FMA_EXPR like tcc_binary or tcc_unary.
2886 * tree-ssa-loop-niter.c (number_of_iterations_exit): Simplify warning.
2889 * dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value
2891 (size_of_loc_descr): Handle DW_OP_GNU_variable_value.
2892 (output_loc_operands): Handle DW_OP_call_ref and
2893 DW_OP_GNU_variable_value.
2894 (struct variable_value_struct): New type.
2895 (struct variable_value_hasher): Likewise.
2896 (variable_value_hash): New variable.
2897 (string_types): Remove.
2898 (copy_loc_descr): New function.
2899 (add_loc_descr_to_each): Clarify comment. Use copy_loc_descr.
2900 (prepend_loc_descr_to_each): New function.
2901 (add_loc_list): Fix comment typo. Use prepend_loc_descr_to_each
2902 instead of add_loc_descr_to_each if the first argument is single
2903 location list and the second has multiple.
2904 (resolve_args_picking_1): Handle DW_OP_GNU_variable_value.
2905 (loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value
2906 when looking for variable value which doesn't have other location info.
2907 (loc_list_from_tree): Formatting fix.
2908 (gen_array_type_die): Simplify DW_AT_string_length handling.
2909 (adjust_string_types): Remove.
2910 (gen_subprogram_die): Don't call adjust_string_types nor test/set
2911 string_types. Call resolve_variable_values.
2912 (prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value.
2913 (resolve_addr_in_expr): Likewise. Add A argument.
2914 (copy_deref_exprloc): Remove deref argument. Adjust for the
2915 original expression being DW_OP_GNU_variable_value with optionally
2916 DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref
2917 optionally after it.
2918 (optimize_string_length): Rework for DW_OP_GNU_variable_value.
2919 (resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr
2920 callers. Set remove_AT_byte_size if removing DW_AT_string_length.
2921 (variable_value_hasher::hash, variable_value_hasher::equal): New
2923 (resolve_variable_value_in_expr, resolve_variable_value,
2924 resolve_variable_values, note_variable_value_in_expr,
2925 note_variable_value): New functions.
2926 (dwarf2out_early_finish): Call note_variable_value on all toplevel
2929 2017-02-24 Jakub Jelinek <jakub@redhat.com>
2932 * opts.h (handle_generated_option): Add GENERATED_P argument.
2933 * opts-common.c (handle_option): Adjust function comment.
2934 (handle_generated_option): Add GENERATED_P argument, pass it to
2936 (control_warning_option): Pass false to handle_generated_option
2938 * opts.c (maybe_default_option): Pass true to handle_generated_option
2940 * optc-gen.awk: Likewise.
2942 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
2944 * config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of
2945 a REG, look at the REG it is a SUBREG of.
2946 (splitter for cmpeqsi_t): Ditto.
2948 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
2950 * config/pa/pa.c (pa_combine_instructions): Do not share RTL. Make
2951 the special USEs with the pattern of the insn, not the insn itself.
2953 2017-02-24 Matthew Fortune <matthew.fortune@imgtec.com>
2956 * doc/invoke.texi: Document -mload-store-pairs.
2958 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
2959 Sandra Loosemore <sandra@codesourcery.com>
2961 * config/nios2/nios2.c (nios2_simple_const_p): Returns false if the
2962 argument isn't a CONST_INT.
2963 (nios2_alternate_compare_const): Assert op is a CONST_INT.
2964 (nios2_valid_compare_const_p): Assert op is a CONST_INT.
2965 (nios2_validate_compare): Bypass alternate compare logic if *op2
2967 (ldstwm_operation_p): Return false if first_base is not a REG or
2968 if first_offset is not a CONST_INT.
2970 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
2972 * config/cris/cris.md: Use correct operand in a define_peephole2.
2974 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
2976 * config/c6x/c6x.c (predicate_insn): Do not incorrectly share RTL.
2978 2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
2980 * config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of
2981 this_insn if it is an INSN or JUMP_INSN.
2982 (force_offsettable): Look at base, not at addr.
2983 * config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL
2984 on things that aren't necessarily CONST_INTs.
2986 2017-02-24 Uros Bizjak <ubizjak@gmail.com>
2988 * doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that
2989 -mfpmath=sse is the default also for x86-32 targets with SSE2
2990 instruction set when @option{-ffast-math} is enabled
2992 2017-02-24 Jeff Law <law@redhat.com>
2994 PR rtl-optimizatoin/79286
2995 * ira.c (update_equiv_regs): Drop may_trap_p exception to
2998 2017-02-24 Richard Biener <rguenther@suse.de>
3000 PR tree-optimization/79389
3001 * gimple-ssa-split-paths.c (is_feasible_trace): Properly skip
3004 2017-02-24 Aldy Hernandez <aldyh@redhat.com>
3006 * tree-ssa-loop-niter.c (number_of_iterations_exit): Update
3007 function comment to reflect reality.
3008 (loop_exits_before_overflow): Fix typo in function description.
3010 2017-02-24 Richard Biener <rguenther@suse.de>
3012 PR tree-optimization/79389
3013 * gimple-ssa-split-paths.c (is_feasible_trace): Verify more
3014 properly that a threading opportunity exists. Detect conditional
3015 copy/constant propagation opportunities.
3017 2017-02-23 Eric Botcazou <ebotcazou@adacore.com>
3019 * config/visium/visium.md (type): Add trap.
3020 (b): New mode attribute.
3021 (*btst): Rename into...
3022 (*btst<mode>): ...this and adjust.
3023 (*cbranchsi4_btst_insn): Rename into...
3024 (*cbranch<mode>4_btst_insn): ...this and adjust.
3025 (trap): New define_insn.
3027 2017-02-23 Jakub Jelinek <jakub@redhat.com>
3029 PR tree-optimization/79389
3030 * ifcvt.c (struct noce_if_info): Add rev_cond field.
3031 (noce_reversed_cond_code): New function.
3032 (noce_emit_store_flag): Use rev_cond if non-NULL instead of
3033 reversed_comparison_code. Formatting fix.
3034 (noce_try_store_flag): Test rev_cond != NULL in addition to
3035 reversed_comparison_code.
3036 (noce_try_store_flag_constants): Likewise.
3037 (noce_try_store_flag_mask): Likewise.
3038 (noce_try_addcc): Use rev_cond if non-NULL instead of
3039 reversed_comparison_code.
3040 (noce_try_cmove_arith): Likewise. Formatting fixes.
3041 (noce_try_minmax, noce_try_abs): Clear rev_cond.
3042 (noce_find_if_block): Initialize rev_cond.
3043 (find_cond_trap): Call noce_get_condition with then_bb == trap_bb
3044 instead of false as last argument never attempt to reverse it
3047 2017-02-23 Bin Cheng <bin.cheng@arm.com>
3049 PR tree-optimization/79663
3050 * tree-predcom.c (combine_chains): Process refs in reverse order
3051 only for ZERO length chains, and add explaining comment.
3053 2017-02-23 Jeff Law <law@redhat.com>
3055 PR tree-optimization/79578
3056 * tree-ssa-dse.c (clear_bytes_written_by): Use OEP_ADDRESS_OF
3057 in call to operand_equal_p.
3059 2017-01-23 Dominique d'Humieres <dominiq@lps.ens.fr>
3062 * config/i386/cpuid.h: Fix another undefined behavior.
3064 2017-02-23 Richard Biener <rguenther@suse.de>
3066 PR tree-optimization/79683
3067 * tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite
3068 vector types for data-refs.
3070 2017-02-23 Martin Liska <mliska@suse.cz>
3072 * params.def (PARAM_MIN_NONDEBUG_INSN_UID): Change default to 0.
3074 2017-02-23 Jakub Jelinek <jakub@redhat.com>
3077 * internal-fn.c (get_range_pos_neg): Moved to ...
3078 * tree.c (get_range_pos_neg): ... here. No longer static.
3079 * tree.h (get_range_pos_neg): New prototype.
3080 * expr.c (expand_expr_real_2) <case TRUNC_DIV_EXPR>: If both arguments
3081 are known to be in between 0 and signed maximum inclusive, try to
3082 expand both unsigned and signed divmod and use the cheaper one from
3085 2017-02-22 Jeff Law <law@redhat.com>
3087 PR tree-optimization/79578
3088 * tree-ssa-dse.c (clear_bytes_written_by): Use operand_equal_p
3089 to compare base operands.
3091 2017-02-22 Segher Boessenkool <segher@kernel.crashing.org>
3094 * config/rs6000/rs6000.md (*fsel<SFDF:mode><SFDF2:mode>4): Use
3095 gpc_reg_operand instead of fpr_reg_operand.
3097 2017-02-22 Sameera Deshpande <sameera.deshpande@imgtec.com>
3099 * config/mips/mips.c (mips_return_in_memory): Force FP
3100 vector types to be returned in memory for o32 ABI.
3102 2017-02-22 Jakub Jelinek <jakub@redhat.com>
3104 * dwarf2out.c (gen_variable_die): For -gdwarf-5, use DW_TAG_variable
3105 instead of DW_TAG_member for static data member declarations and don't
3106 set no_linkage_name for static inline data members.
3107 (gen_member_die): For -gdwarf-5 don't change DW_TAG_variable
3110 2017-02-22 Martin Liska <mliska@suse.cz>
3112 * doc/invoke.texi: Replace inequality signs with square brackets
3115 2017-02-22 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3117 PR tree-optimization/68644
3118 * gcc.dg/tree-ssa/ivopts-lt-2.c: Skip for powerpc*-*-*.
3120 2017-02-22 Matthew Fortune <matthew.fortune@imgtec.com>
3123 * lra-constraints.c (simplify_operand_subreg): Handle
3124 WORD_REGISTER_OPERATIONS targets.
3126 2017-02-22 Jakub Jelinek <jakub@redhat.com>
3129 * reg-stack.c (emit_swap_insn): Treat (float_extend:?F (mem:?F))
3130 and (const_double:?F) like (mem:?F) for the purpose of fxch %st(1)
3131 elimination by swapping fld*.
3133 2017-02-22 Richard Biener <rguenther@suse.de>
3135 PR tree-optimization/79673
3136 * tree-ssa-pre.c (compute_avail): Use wide_int_to_tree to
3137 convert the [TARGET_]MEM_REF offset INTEGER_CST, scrapping off
3138 irrelevant address-space qualifiers and avoiding a
3139 ADDR_SPACE_CONVERT_EXPR from fold_convert.
3141 2017-02-22 Richard Biener <rguenther@suse.de>
3143 PR tree-optimization/79666
3144 * tree-vrp.c (extract_range_from_binary_expr_1): Make sure
3145 to not symbolically negate if that may introduce undefined
3148 2017-02-22 Martin Liska <mliska@suse.cz>
3151 * data-streamer-in.c (streamer_read_gcov_count): Remove assert.
3152 * data-streamer-out.c (streamer_write_gcov_count_stream):
3154 * value-prof.c (stream_out_histogram_value): Make assert more
3155 precise based on type of counter.
3157 2017-02-21 Uros Bizjak <ubizjak@gmail.com>
3160 * config/i386/i386.md (standard_x87sse_constant_load splitter):
3161 Use nonimmediate_operand instead of memory_operand for operand 1.
3162 (float-extend standard_x87sse_constant_load splitter): Ditto.
3164 2017-02-21 Jeff Law <law@redhat.com>
3166 PR tree-optimization/79621
3167 * gimple-ssa-isolate-paths.c (find_implicit_erroneous_behavior): Ignore
3168 blocks with edges to themselves.
3170 2017-02-21 Jakub Jelinek <jakub@redhat.com>
3173 * tree-chkp-opt.c (chkp_optimize_string_function_calls): Use
3174 is_gimple_call instead of comparing gimple_code with GIMPLE_CALL.
3175 Use gimple_call_builtin_p.
3178 * sel-sched.c (moveup_expr_cached): Don't call sel_bb_head
3179 on temporarily removed DEBUG_INSNs.
3181 PR tree-optimization/79649
3182 * tree-loop-distribution.c (classify_partition): Give up on
3183 non-generic address space loads/stores.
3185 2017-02-21 Aldy Hernandez <aldyh@redhat.com>
3187 * doc/loop.texi (Loop manipulation): Remove nonexistent
3188 tree_ssa_loop_version from the documentation.
3189 * cfgloopmanip.c (loop_version): Document CONDITION_BB argument.
3191 2017-02-21 Jakub Jelinek <jakub@redhat.com>
3194 * config/i386/i386.c (ix86_expand_split_stack_prologue): Call
3195 make_reg_eh_region_note_nothrow_nononlocal on call_insn.
3196 * config/rs6000/rs6000.c: Include except.h.
3197 (rs6000_expand_split_stack_prologue): Call
3198 make_reg_eh_region_note_nothrow_nononlocal on the call insn.
3200 2017-02-21 Martin Jambor <mjambor@suse.cz>
3203 * ipa-prop.c (ipa_prop_write_jump_functions): Bail out if no edges
3206 2017-02-21 Martin Jambor <mjambor@suse.cz>
3208 * common.opt (-fipa-cp-alignment): Mark as ignored and preserved
3209 for backward compatibility only.
3210 * doc/invoke.texi (Option Summary): Remove all references to
3213 2017-02-21 Matthew Fortune <matthew.fortune@imgtec.com>
3217 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
3219 * lra-constraints.c (curr_insn_transform): Handle
3220 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
3222 2017-02-21 Martin Liska <mliska@suse.cz>
3224 * config/i386/i386.opt: Replace -masm-dialect with -masm.
3226 2017-02-21 Thomas Schwinge <thomas@codesourcery.com>
3228 PR translation/79638
3229 * config/nvptx/nvptx.c (ENTRY_TEMPLATE): Single out "%ntid.y".
3231 2017-02-21 Eric Botcazou <ebotcazou@adacore.com>
3234 * config/arm/arm.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define.
3235 (arm_function_ok_for_sibcall): Return false for an indirect call by
3236 descriptor if all the argument registers are used.
3237 (arm_relayout_function): Use FUNCTION_ALIGNMENT macro to adjust the
3238 alignment of the function.
3240 2017-02-21 Jakub Jelinek <jakub@redhat.com>
3242 PR tree-optimization/61441
3243 * simplify-rtx.c (simplify_const_unary_operation): For
3244 -fsignaling-nans and sNaN operand, return NULL_RTX rather than
3245 the sNaN unmodified.
3247 2017-02-20 Bernd Edlinger <bernd.edlinger@hotmail.de>
3249 * Makefile.in (BUILD_SYSTEM_HEADER_DIR): New make variabe.
3250 (LIMITS_H_TEST, if_multiarch, stmp-fixinc): Use BUILD_SYSTEM_HEADER_DIR
3251 instead of SYSTEM_HEADER_DIR.
3253 2017-02-20 Gerald Pfeifer <gerald@pfeifer.com>
3254 Martin Liška <mliska@suse.cz>
3256 * doc/invoke.texi (use-after-scope-direct-emission-threshold):
3257 Fix typos and grammar, use active voice, and clarify.
3259 2017-02-20 Marek Polacek <polacek@redhat.com>
3262 * gimplify.c (gimplify_expr): Handle unused *&&L;.
3265 * ubsan.c (ubsan_type_descriptor): Check if TYPE_MAX_VALUE is null.
3267 2017-02-20 Jakub Jelinek <jakub@redhat.com>
3270 * config/i386/i386.c (ix86_expand_builtin): Handle
3271 OPTION_MASK_ISA_AVX512VL and OPTION_MASK_ISA_64BIT in
3272 ix86_builtins_isa[fcode].isa as a requirement of those
3273 flags and any other flag in the bitmask.
3274 (ix86_init_mmx_sse_builtins): Use 0 instead of
3275 ~OPTION_MASK_ISA_64BIT as mask.
3276 * config/i386/i386-builtin.def (__builtin_ia32_rdtsc,
3277 __builtin_ia32_rdtscp, __builtin_ia32_pause, __builtin_ia32_bsrsi,
3278 __builtin_ia32_rdpmc, __builtin_ia32_rolqi, __builtin_ia32_rolhi,
3279 __builtin_ia32_rorqi, __builtin_ia32_rorhi): Likewise.
3281 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
3284 * lra-constraints.c (split_reg): Check requested split mode
3285 is supported by the register.
3287 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
3289 * lra-constraints.c (simplify_operand_subreg): Remove early
3292 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
3295 * lra-constraints.c (curr_insn_transform): Tighten condition
3296 for converting SUBREG reloads from OP_OUT to OP_INOUT.
3298 2017-02-20 Matthew Fortune <matthew.fortune@imgtec.com>
3301 * lra-constraints.c (curr_insn_transform): Handle
3302 WORD_REGISTER_OPERATIONS requirements when reloading SUBREGs.
3304 2017-02-19 Uros Bizjak <ubizjak@gmail.com>
3307 2016-05-30 Uros Bizjak <ubizjak@gmail.com>
3309 * config/i386/sync.md (mfence_nosse): Use "lock orl $0, -4(%esp)".
3311 2017-02-19 Jonathan Wakely <jwakely@redhat.com>
3314 * doc/invoke.texi (C++ Dialect Options) [-Wliteral-suffix]: Update
3317 2017-02-19 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3319 * gimple-pretty-print.c (dump_ternary_rhs): Adjust gimple dump format
3322 2017-02-18 Jakub Jelinek <jakub@redhat.com>
3324 * final.c (last_columnnum, override_columnnum): New variables.
3325 (final_start_function): Set last_columnnum, pass it to begin_prologue
3326 hook and pass 0 to dwarf2out_begin_prologue.
3327 (final_scan_insn): Update override_columnnum. Pass last_columnnum
3328 to source_line debug hook.
3329 (notice_source_line): Compute last_columnnum and for debug_column_info
3330 return true on column changes.
3331 * debug.h (struct gcc_debug_hooks): Add column argument to
3332 source_line and begin_prologue hooks.
3333 (debug_nothing_int_charstar_int_bool): Remove prototype.
3334 (debug_nothing_int_int_charstar,
3335 debug_nothing_int_int_charstar_int_bool): New prototypes.
3336 (dwarf2out_begin_prologue): Add column argument.
3337 * debug.c (do_nothing_debug_hooks): Adjust source_line and
3338 begin_prologue hooks.
3339 (debug_nothing_int_charstar_int_bool): Remove.
3340 (debug_nothing_int_int_charstar,
3341 debug_nothing_int_int_charstar_int_bool): New functions.
3342 * dwarf2out.c (dwarf2out_begin_prologue): Add column argument, pass it
3343 through to dwarf2out_source_line.
3344 (dwarf2_lineno_debug_hooks): Adjust begin_prologue hook.
3345 (dwarf2out_source_line): Add column argument, emit it if requested.
3346 * sdbout.c (sdbout_source_line, sdbout_begin_prologue): Add column
3348 * xcoffout.h (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
3349 * xcoffout.c (xcoffout_begin_prologue, xcoffout_source_line): Likewise.
3350 * vmsdbgout.c (vmsdbgout_begin_prologue): Add column argument, pass it
3351 through to dwarf2out_begin_prologue.
3352 (vmsdbgout_source_line): Add column argument, pass it through to
3353 dwarf2out_source_line.
3354 * dbxout.c (dbxout_begin_prologue): Add column argument, adjust
3355 dbxout_source_line caller.
3356 (dbxout_source_line): Add column argument.
3358 * common.opt (gno-column-info, gcolumn-info): New options.
3359 * dwarf2out.c (dwarf2_lineno_debug_hooks): Formatting fix.
3360 (check_die): Also test for multiple DW_AT_decl_column attributes.
3361 (add_src_coords_attributes, dwarf2out_imported_module_or_decl_1): Add
3362 DW_AT_decl_column if requested.
3363 (gen_subprogram_die): Compare and/or add also DW_AT_decl_column
3365 (gen_variable_die): Likewise.
3366 (add_call_src_coords_attributes): Add DW_AT_call_column if requested.
3367 * doc/invoke.texi (-gcolumn-info, -gno-column-info): Document.
3370 * config/i386/i386.opt (m3dnowa): Replace Undocumented with Report.
3371 * common/config/i386/i386-common.c (OPTION_MASK_ISA_3DNOW_A_SET): Define.
3372 (ix86_handle_option): Handle OPT_m3dnowa.
3373 * doc/invoke.texi (-m3dnowa): Document.
3374 * doc/extend.texi (__builtin_ia32_pmulhuw, __builtin_ia32_pf2iw): Use
3375 -m3dnowa instead of -m3dnow -march=athlon.
3378 * config/i386/i386.c (ix86_print_operand): Use output_operand_lossage
3379 instead of gcc_assert for K, r and R code checks. Formatting fixes.
3381 2017-02-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
3384 * config/rs6000/rs6000.c (rs6000_expand_ternop_builtin): Add
3385 support for CODE_FOR_vsx_xxpermdi_v2d[fi]_be.
3386 * config/rs6000/rs6000.md (reload_gpr_from_vsx<mode>): Call
3387 generator for vsx_xxpermdi_<mode>_be.
3388 * config/rs6000/vsx.md (vsx_xxpermdi_<mode>): Remove logic to
3389 force big-endian semantics.
3390 (vsx_xxpermdi_<mode>_be): New define_expand with same
3391 implementation as previous version of vsx_xxpermdi_<mode>.
3393 2017-02-17 Jakub Jelinek <jakub@redhat.com>
3395 PR tree-optimization/79327
3396 * gimple-ssa-sprintf.c (format_integer): Remove likely_adjust
3397 variable, its initialization and use.
3399 2017-02-17 Julia Koval <julia.koval@intel.com>
3401 * common/config/i386/i386-common.c (OPTION_MASK_ISA_RDPID_SET): New.
3402 (OPTION_MASK_ISA_PKU_UNSET): New.
3403 (ix86_handle_option): Handle -mrdpid.
3404 * config/i386/cpuid.h (bit_RDPID): New.
3405 * config/i386/driver-i386.c (host_detect_local_cpu):
3406 Detect RDPID feature.
3407 * config/i386/i386-builtin.def (__builtin_ia32_rdpid): New.
3408 * config/i386/i386-c.c (ix86_target_macros_internal):
3410 * config/i386/i386.c (ix86_target_string): Add -mrdpid to isa2_opts.
3411 (ix86_valid_target_attribute_inner_p): Add "rdpid".
3412 (ix86_expand_builtin): Handle IX86_BUILTIN_RDPID.
3413 * config/i386/i386.h (TARGET_RDPID, TARGET_RDPID_P): New.
3414 * config/i386/i386.md (define_insn "rdpid"): New.
3415 * config/i386/i386.opt Add -mrdpid.
3416 * config/i386/immintrin.h (_rdpid_u32): New.
3418 2017-02-17 Vladimir Makarov <vmakarov@redhat.com>
3420 PR rtl-optimization/79541
3421 * lra-constraints.c (curr_insn_transform): Remove wrong asm insn
3422 instead of transforming it into USE.
3424 2017-02-17 Segher Boessenkool <segher@kernel.crashing.org>
3426 * config/rs6000/rs6000.md (extendsfdf2): Remove default arguments.
3427 If HONOR_SNANS (SFmode) force the input to a register.
3428 (*extendsfdf2_fpr): Add !HONOR_SNANS (SFmode) condition.
3429 (*extendsfdf2_snan): New pattern, used when using SNaNs; it generates
3430 an frsp or similar insn.
3432 2017-02-17 Martin Liska <mliska@suse.cz>
3434 PR rtl-optimization/79577
3435 * params.def (selsched-max-sched-times): Increase minimum to 1.
3437 2017-02-17 Martin Liska <mliska@suse.cz>
3439 PR rtl-optimization/79574
3440 * gcse.c (want_to_gcse_p): Prevent integer overflow.
3442 2017-02-17 Martin Liska <mliska@suse.cz>
3444 PR tree-optimization/79529
3445 * tree-ssa-loop-unswitch.c (is_maybe_undefined): Use
3446 ssa_defined_default_def_p to handle cases which are implicitly
3448 * tree-ssa.c (ssa_defined_default_def_p): New function.
3449 (ssa_undefined_value_p): Use ssa_defined_default_def_p to handle cases
3450 which are implicitly defined.
3451 * tree-ssa.h (ssa_defined_default_def_p): Declare.
3453 2017-02-17 Richard Biener <rguenther@suse.de>
3456 * params.def (max-ssa-name-query-depth): Limit to 10.
3458 2017-02-17 Richard Biener <rguenther@suse.de>
3460 PR tree-optimization/79552
3461 * tree-ssa-structalias.c (visit_loadstore): Properly verify
3464 2017-02-17 Richard Biener <rguenther@suse.de>
3467 * genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.
3469 2017-02-17 Marek Polacek <polacek@redhat.com>
3472 * fold-const.c (fold_negate_expr_1): Renamed from fold_negate_expr.
3473 (fold_negate_expr): New wrapper.
3475 2017-02-16 Sandra Loosemore <sandra@codesourcery.com>
3477 * doc/invoke.texi (C++ Dialect Options) [-Wno-non-template-friend]:
3478 Correct terminology and de-emphasize pre-standard behavior.
3480 2017-02-16 Alan Modra <amodra@gmail.com>
3482 PR rtl-optimization/79286
3483 * ira.c (def_dominates_uses): New function.
3484 (update_equiv_regs): Don't create an equivalence for insns that
3485 may trap where the register def does not dominate the use.
3487 2017-02-16 Vladimir Makarov <vmakarov@redhat.com>
3489 PR rtl-optimization/78127
3490 * lra.c (lra): Call lra_eliminate before finish the loop after
3493 2017-02-16 Richard Biener <rguenther@suse.de>
3495 * graphite.h: Do not include isl/isl_val_gmp.h, instead include
3497 * graphite-isl-ast-to-gimple.c (gmp_cst_to_tree): Remove.
3498 (gcc_expression_from_isl_expr_int): Use generic isl_val interface.
3499 * graphite-sese-to-poly.c: Do not include isl/isl_val_gmp.h.
3500 (isl_val_int_from_wi): New function.
3501 (extract_affine_gmp): Rename to ...
3502 (extract_affine_wi): ... this, take a widest_int.
3503 (extract_affine_int): Just wrap extract_affine_wi.
3504 (add_param_constraints): Use isl_val_int_from_wi.
3505 (add_loop_constraints): Likewise, and extract_affine_wi.
3507 2017-02-15 Jeff Law <law@redhat.com>
3510 * ira-costs.c (scan_one_insn): Check have_regs_of_mode before calling
3511 ira_init_register_move_cost_if_necessary.
3513 2017-02-15 Martin Sebor <msebor@redhat.com>
3516 * doc/invoke.texi (-fdump-final-insns): Replace option accidentally
3517 removed in a prior commit.
3519 2017-02-15 Bin Cheng <bin.cheng@arm.com>
3521 PR tree-optimization/79347
3522 * tree-vect-loop-manip.c (vect_do_peeling): Maintain profile
3523 counters during peeling.
3525 2017-02-15 Thomas Schwinge <thomas@codesourcery.com>
3527 * Makefile.in (site.exp): Remove "set ISLVER".
3529 2017-02-15 Jakub Jelinek <jakub@redhat.com>
3532 * real.c (real_from_integer): Call real_convert even for decimal.
3534 2017-02-15 Dominik Vogt <vogt@linux.vnet.ibm.com>
3537 * config/s390/s390.c: define TARGET_CUSTOM_FUNCTION_DESCRIPTORS.
3539 2017-02-14 Andrew Pinski <apinski@cavium.com>
3541 * config/aarch64/aarch64-cores.def (thunderx2t99): Move to under 'C"
3542 cores and change the partno/implementer to be correct.
3543 (thunderx2t99p1): New core which replaces thunderx2t99 and still has
3544 the 'B" as the implementer.
3545 * config/aarch64/aarch64-tune.md: Regenerate.
3547 2017-02-14 Carl Love <cel@us.ibm.com>
3549 * config/rs6000/rs6000.c: Add case statement entry to make the
3550 xvcvuxdsp built-in argument unsigned.
3551 * config/rs6000/vsx.md: Fix the source and return operand types so they
3552 match the instruction definitions from the ISA document. Fix typo
3553 in the instruction generation for the (define_insn "vsx_xvcvuxdsp"
3556 2017-02-14 Vladimir Makarov <vmakarov@redhat.com>
3559 * lra-int.h (struct lra_operand_data, struct lra_insn_reg): Add
3560 member early_clobber_alts.
3561 * lra-lives.c (reg_early_clobber_p): New.
3562 (process_bb_lives): Use it.
3563 * lra.c (new_insn_reg): New arg early_clobber_alts. Use it.
3564 (debug_operand_data): Initialize early_clobber_alts.
3565 (setup_operand_alternative): Set up early_clobber_alts.
3566 (collect_non_operand_hard_regs): Ditto. Pass early clobber
3567 alternatives to new_insn_reg.
3568 (add_regs_to_insn_regno_info): Add arg early_clobber_alts. Use
3570 (lra_update_insn_regno_info): Pass the new arg.
3572 2017-02-14 Jakub Jelinek <jakub@redhat.com>
3575 * omp-offload.c (free_oacc_loop): Release loop->ifns vector.
3576 (new_oacc_loop_raw): Don't clear already cleared fields.
3579 * config/i386/avx512pfintrin.h (_mm512_prefetch_i32gather_pd,
3580 _mm512_prefetch_i32gather_ps, _mm512_prefetch_i64gather_pd,
3581 _mm512_prefetch_i64gather_ps): New inline functions and macros.
3583 2017-02-14 Uros Bizjak <ubizjak@gmail.com>
3586 * config/i386/i386.md (*movxf_internal): Add (o,rC) alternative.
3588 2017-02-14 H.J. Lu <hongjiu.lu@intel.com>
3591 * config/i386/i386.c (timode_scalar_chain::convert_insn): Insert
3592 the extra instruction to the right place to store 128-bit constant
3595 2017-02-14 Martin Sebor <msebor@redhat.com>
3598 * gimple-ssa-sprintf.c (format_directive): Avoid issuing INT_MAX
3599 warning for strings of unknown length.
3601 2017-02-13 Segher Boessenkool <segher@kernel.crashing.org>
3603 * config.gcc (supported_defaults) [powerpc*-*-*]: Update.
3605 2017-02-14 Jeff Law <law@redhat.com>
3608 * ira-costs.c (scan_one_insn): Initialize register move costs
3609 for pseudos seen in USE/CLOBBER insns.
3611 PR tree-optimization/79095
3612 * tree-vrp.c (extract_range_from_binary_expr_1): For EXACT_DIV_EXPR,
3613 if the numerator has the range ~[0,0] make the resultant range ~[0,0].
3614 (extract_range_from_binary_expr): For MINUS_EXPR with no derived range,
3615 if the operands are known to be not equal, then the resulting range
3617 (intersect_ranges): If the new range is ~[0,0] and the old range is
3618 wide, then prefer ~[0,0].
3619 * tree-vrp.c (overflow_comparison_p_1): New function.
3620 (overflow_comparison_p): New function.
3621 * tree-vrp.c (register_edge_assert_for_2): Register additional asserts
3622 if NAME is used in an overflow test.
3623 (vrp_evaluate_conditional_warnv_with_ops): If the ops represent an
3624 overflow check that can be expressed as an equality test, then adjust
3625 ops to be that equality test.
3627 2017-02-14 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
3629 * config/s390/s390-builtin-types.def: Remove flags argument.
3630 * config/s390/s390.c (s390_init_builtins): Likewise.
3632 2017-02-14 Martin Liska <mliska@suse.cz>
3634 * tree-ssa-loop-unswitch.c (hoist_guard): Release get_loop_body
3635 vector. Fix trailing white spaces.
3637 2017-02-14 James Greenhalgh <james.greenhalgh@arm.com>
3639 * config/aarch64/aarch64.c (aarch64_simd_container_mode): Handle
3642 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3644 PR rtl-optimization/68664
3645 * config/arm/arm.c (arm_sched_can_speculate_insn):
3646 New function. Declare prototype.
3647 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
3649 2017-02-14 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3651 PR rtl-optimization/68664
3652 * config/aarch64/aarch64.c (aarch64_sched_can_speculate_insn):
3654 (TARGET_SCHED_CAN_SPECULATE_INSN): Define.
3656 2017-02-14 Amit Pawar <amit.pawar@amd.com>
3658 * config/i386/i386.c (znver1_cost): Fix the alignment for function and
3659 max skip bytes for function, loop and jump.
3661 2017-02-14 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
3663 * gimple-pretty-print.c (dump_unary_rhs): Adjust dump format for
3664 ABS_EXPR for gimple dump.
3666 2017-02-14 Jakub Jelinek <jakub@redhat.com>
3669 * config/sh/sh.c (expand_cbranchdi4): Don't clear operands[4].
3671 PR tree-optimization/79408
3672 * tree-vrp.c (simplify_div_or_mod_using_ranges): Handle also the
3673 case when on TRUNC_MOD_EXPR op0 is INTEGER_CST.
3674 (simplify_stmt_using_ranges): Call simplify_div_or_mod_using_ranges
3675 also if rhs1 is INTEGER_CST.
3677 2017-02-14 Richard Biener <rguenther@suse.de>
3680 * tree-into-ssa.c (insert_phi_nodes): When the function can
3681 have abnormal edges rewrite SSA names with broken use-def
3682 dominance out of SSA and register them for PHI insertion.
3684 2017-02-13 Martin Sebor <msebor@redhat.com>
3687 * gimple-ssa-sprintf.c (pass_sprintf_length::handle_gimple_call): Avoid
3688 clearing info.nowrite flag when snprintf size argument is a range.
3690 2017-02-13 Jakub Jelinek <jakub@redhat.com>
3692 * cprop.c (cprop_jump): Add missing space in string literal.
3693 * tree-ssa-structalias.c (rewrite_constraints): Likewise.
3694 (get_constraint_for_component_ref): Likewise.
3695 * df-core.c (df_worklist_dataflow_doublequeue): Likewise.
3696 * tree-outof-ssa.c (insert_partition_copy_on_edge): Likewise.
3697 * lra-constraints.c (process_alt_operands): Likewise.
3698 * ipa-inline.c (inline_small_functions): Likewise.
3699 * tree-ssa-sccvn.c (visit_reference_op_store): Likewise.
3700 * cgraph.c (cgraph_edge::redirect_call_stmt_to_callee): Likewise.
3701 * trans-mem.c (diagnose_tm_1_op): Likewise.
3702 * omp-grid.c (grid_find_single_omp_among_assignments): Likewise.
3703 (grid_parallel_clauses_gridifiable): Likewise.
3705 * config/nvptx/mkoffload.c (process): Add space in between
3708 * config/i386/i386.h (REG_CLASS_NAMES): Add , in between
3709 "MOD4_SSE_REGS" and "ALL_REGS".
3711 * spellcheck.c (test_data): Add , in between "foo" and "food".
3713 2017-02-13 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3716 * config/rs6000/rs6000.c (expand_block_compare): Make sure runtime
3717 boundary crossing check and subsequent code generation agree.
3719 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3721 * config/aarch64/aarch64.c (has_memory_op): Delete.
3722 (aarch64_madd_needs_nop): Use contains_mem_rtx_p instead of
3725 2017-02-13 Jakub Jelinek <jakub@redhat.com>
3727 PR rtl-optimization/79388
3728 PR rtl-optimization/79450
3729 * combine.c (distribute_notes): When removing TEM_INSN for which
3730 corresponding dest has last value recorded, invalidate that last
3733 2017-02-13 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
3735 * config/arm/arm.c (arm_print_tune_info): Use ASM_COMMENT_START instead
3736 of explicit '@'. Add missing assembly comment marker on branch costs
3739 2017-02-13 Nathan Sidwell <nathan@acm.org>
3741 * gengtype-lex.l (<in_struct>): Add '/'.
3743 2017-02-13 Martin Liska <mliska@suse.cz>
3746 * calls.c (expand_call): Replace XALLOCAVEC with XCNEWVEC.
3748 2017-02-13 Richard Biener <rguenther@suse.de>
3750 * configure.ac (HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS):
3752 * configure: Re-generate.
3753 * config.in: Likewise.
3754 * graphite-dependences.c: Simplify as if
3755 HAVE_ISL_OPTIONS_SET_SCHEDULE_SERIALIZE_SCCS was defined.
3756 * graphite-isl-ast-to-gimple.c: Likewise.
3757 * graphite-optimize-isl.c: Likewise.
3758 * graphite-poly.c: Likewise.
3759 * graphite-sese-to-poly.c: Likewise.
3760 * graphite.h: Likewise.
3761 * toplev.c: Include isl/version.h and use isl_version () for
3762 printing the ISL version.
3763 * doc/install.texi: Update ISL requirement.
3765 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
3767 * doc/standards.texi (Standards): Update reference to
3770 2017-02-12 Gerald Pfeifer <gerald@pfeifer.com>
3772 * doc/extend.texi (Named Address Spaces): sourceware.org now
3774 * doc/install.texi (Binaries): Ditto.
3777 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
3779 * doc/cpp.texi: Replace "stringify"/"stringification" with C
3780 standard terminology "stringize"/"stringizing" throughout.
3781 * doc/cppinternals.texi: Likewise.
3783 2017-02-11 Sandra Loosemore <sandra@codesourcery.com>
3785 * doc/extend.texi: Fix some spelling mistakes and typos.
3786 * doc/invoke.texi: Likewise.
3788 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
3791 * params.def (inline-min-speedup) Change from 10 to 8.
3793 2017-02-11 Jakub Jelinek <jakub@redhat.com>
3795 * doc/invoke.texi (fopenmp): Bump OpenMP version from 4.0 to
3798 2017-02-11 Jan Hubicka <hubicka@ucw.cz>
3801 * ipa-inline-analysis.c (get_minimal_bb): New function.
3802 (record_modified): Use it.
3803 (remap_edge_change_prob): Handle also ancestor functions.
3805 2017-02-11 Gerald Pfeifer <gerald@pfeifer.com>
3807 * doc/contrib.texi (Contributors): Remove broken link into
3808 the Mauve CVS repository.
3810 2017-02-11 Jakub Jelinek <jakub@redhat.com>
3813 * internal-fn.c (expand_vector_ubsan_overflow): Use piece-wise
3814 result computation whenever lhs doesn't have vector mode, not
3815 just when it has BLKmode.
3817 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
3819 * doc/makefile.texi (profiledbootstrap): Refer to the
3820 installation instructions only in textual form.
3822 2017-02-10 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
3825 * config/rs6000/altivec.md (bcd<bcd_add_sub>): Fix constraints.
3827 2017-02-10 Gerald Pfeifer <gerald@pfeifer.com>
3829 * doc/install.texi (Specific): Use https for blackfin.uclinux.org.
3830 (Specific): Update mingw-w64 reference.
3832 (Specific): Remove broken link to Renesas RX processor.
3834 2017-02-10 Richard Biener <rguenther@suse.de>
3836 * toplev.c (process_options): Do not mention obsolete graphite
3837 options when printing sorry message about missing graphite support.
3838 Mention -floop-nest-optimize.
3840 2017-02-10 Christophe Lyon <christophe.lyon@linaro.org>
3842 * config/aarch64/arm_neon.h (vtst_p8): Rewrite without asm.
3843 (vtst_p16): Likewise.
3844 (vtstq_p8): Likewise.
3845 (vtstq_p16): Likewise.
3847 (vtstq_p64): Likewise.
3848 * config/arm/arm_neon.h (vgetq_lane_p64): New.
3849 (vset_lane_p64): New.
3850 (vsetq_lane_p64): New.
3852 2017-02-10 Jakub Jelinek <jakub@redhat.com>
3854 PR tree-optimization/79411
3855 * tree-ssa-reassoc.c (is_reassociable_op): Return false if
3856 stmt operands are SSA_NAMEs used in abnormal phis.
3857 (can_reassociate_p): Return false if op is SSA_NAME used in abnormal
3860 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
3863 * cgraphunit.c (cgraph_node::add_new_function): Set externally_visible
3866 2017-02-09 Jan Hubicka <hubicka@ucw.cz>
3868 * tree-ssa-loop-unswitch.c (hoist_guard): Update profile.
3870 2017-02-09 Jakub Jelinek <jakub@redhat.com>
3872 * omp-offload.c (oacc_loop_auto_partitions): Use || instead of |
3876 * gimplify.h (is_gimple_sizepos): Only test for INTEGER_CST constants,
3877 not arbitrary TREE_CONSTANT.
3880 * gimplify.c (gimplify_adjust_omp_clauses): Ignore
3881 "omp declare target link" attribute unless is_global_var.
3882 * omp-offload.c (find_link_var_op): Likewise.
3884 2017-02-09 Nathan Sidwell <nathan@codesourcery.com>
3885 Chung-Lin Tang <cltang@codesourcery.com>
3887 * gimplify.c (gimplify_scan_omp_clauses): No special handling for
3889 (gimplify_adjust_omp_clauses): Don't delete TILE.
3890 (gimplify_omp_for): Deal with TILE.
3891 * internal-fn.c (expand_GOACC_TILE): New function.
3892 * internal-fn.def (GOACC_DIM_POS): Comment may be overly conservative.
3894 * omp-expand.c (struct oacc_collapse): Add tile and outer fields.
3895 (expand_oacc_collapse_init): Add LOC paramter. Initialize tile
3897 (expand_oacc_collapse_vars): Add INNER parm, adjust for tiling,
3898 avoid DIV for outermost collapse var.
3899 (expand_oacc_for): Insert tile element loop as needed. Adjust.
3900 Remove out of date comments, fix whitespace.
3901 * omp-general.c (omp_extract_for_data): Deal with tiling.
3902 * omp-general.h (enum oacc_loop_flags): Add OLF_TILE flag,
3903 adjust OLF_DIM_BASE value.
3904 (struct omp_for_data): Add tiling field.
3905 * omp-low.c (scan_sharing_clauses): Allow OMP_CLAUSE_TILE.
3906 (lower_oacc_head_mark): Add OLF_TILE as appropriate. Ensure 2 levels
3907 for auto loops. Remove default auto determining, moved to
3908 oacc_loop_fixed_partitions.
3909 * omp-offload.c (struct oacc_loop): Change 'ifns' to vector of call
3910 stmts, add e_mask field.
3911 (oacc_dim_call): New function, abstracted out from oacc_thread_numbers.
3912 (oacc_thread_numbers): Use oacc_dim_call.
3913 (oacc_xform_tile): New.
3914 (new_oacc_loop_raw): Initialize e_mask, adjust for ifns vector.
3915 (finish_oacc_loop): Adjust for ifns vector.
3916 (oacc_loop_discover_walk): Append loop abstraction sites to list,
3917 add case for GOACC_TILE fns.
3918 (oacc_loop_xform_loop): Delete.
3919 (oacc_loop_process): Iterate over call list directly, and add
3920 handling for GOACC_TILE fns.
3921 (oacc_loop_fixed_partitions): Determine default auto, deal with TILE,
3923 (oacc_loop_auto_partitions): Add outer_assign parm. Assign all but
3924 vector partitioning to outer loops. Assign 2 partitions to loops
3925 when available. Add TILE handling.
3926 (oacc_loop_partition): Adjust oacc_loop_auto_partitions call.
3927 (execite_oacc_device_lower): Process GOACC_TILE fns, ignore unknown specs.
3928 * tree-nested.c (convert_nonlocal_omp_clauses): Allow OMP_CLAUSE_TILE.
3929 * tree.c (omp_clause_num_ops): Adjust TILE ops.
3930 * tree.h (OMP_CLAUSE_TILE_ITERVAR, OMP_CLAUSE_TILE_COUNT): New.
3932 2017-02-09 Gerald Pfeifer <gerald@pfeifer.com>
3934 * configure.ac (ACX_BUGURL): Update.
3935 * configure: Regenerate.
3937 2017-02-09 Richard Biener <rguenther@suse.de>
3939 PR tree-optimization/69823
3940 * graphite-scop-detection.c (scop_detection::harmful_loop_in_region):
3941 Properly enumerate all BBs in the region. Use auto_vec/auto_bitmap.
3943 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
3945 * config/arc/arc-c.def: Add __NPS400__ definition.
3946 * config/arc/arc.h (CPP_SPEC): Don't define __NPS400__ here.
3947 (TARGET_NPS400): Define.
3949 2017-02-09 Andrew Burgess <andrew.burgess@embecosm.com>
3951 * config/arc/arc-arch.h (arc_arch_t): Move unchanged to earlier in
3953 (arc_cpu_t): Change base_architecture field, arch, to a arc_arc_t
3955 (arc_cpu_types): Fill the arch_info field with a pointer into the
3956 arc_arch_types table.
3957 (arc_selected_cpu): Declare.
3958 * config/arc/arc.c (arc_selected_cpu): Make global.
3959 (arc_selected_arch): Delete.
3960 (arc_base_cpu): Delete.
3961 (arc_override_options): Remove references to deleted variables,
3962 update access to arch information.
3963 (ARC_OPT): Update access to arch information.
3964 (ARC_OPTX): Likewise.
3965 * config/arc/arc.h (arc_base_cpu): Remove declaration.
3966 (TARGET_ARC600): Update access to arch information.
3967 (TARGET_ARC601): Likewise.
3968 (TARGET_ARC700): Likewise.
3969 (TARGET_EM): Likewise.
3970 (TARGET_HS): Likewise.
3971 * config/arc/driver-arc.c (arc_cpu_to_as): Update access to arch
3974 2017-02-08 Pat Haugen <pthaugen@us.ibm.com>
3977 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Invert
3978 condition/operands for integer GE/LE/GEU/LEU operations.
3980 2017-02-08 Segher Boessenkool <segher@kernel.crashing.org>
3982 PR translation/79397
3983 * config/rs6000/rs6000.opt (maltivec=le, maltivec=be): Fix spelling
3986 2017-02-08 Martin Jambor <mjambor@suse.cz>
3989 * ipa-prop.c (ipa_alloc_node_params): Make static, return bool
3990 whether allocation happened.
3991 (ipa_initialize_node_params): Do not call ipa_alloc_node_params if
3992 nothing was allocated.
3994 2017-02-08 Jakub Jelinek <jakub@redhat.com>
3996 PR tree-optimization/79408
3997 * tree-vrp.c (simplify_div_or_mod_using_ranges): If op1 is not
3998 constant, but SSA_NAME with a known integer range, use the minimum
3999 of that range instead of op1 to determine if modulo can be replaced
4000 with its first operand.
4002 2016-02-08 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4004 * config/riscv/riscv.c (riscv_build_integer_1): Avoid use of INT16_MAX.
4006 2017-02-08 Richard Biener <rguenther@suse.de>
4008 PR tree-optimization/71824
4009 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
4010 Check all loops contained in the merged region.
4012 2017-02-07 Andrew Pinski <apinski@cavium.com>
4014 * config/aarch64/aarch64.md (popcount<mode>2): New pattern.
4016 2017-02-07 Andrew Pinski <apinski@cavium.com>
4018 * config/aarch64/aarch64-cores.def (thunderx): Disable LSE.
4019 (thunderxt88): Likewise.
4020 (thunderxt81): Disable LSE and change v8.1 to v8.
4021 (thunderxt83): Likewise.
4023 2017-02-07 Jakub Jelinek <jakub@redhat.com>
4024 Richard Biener <rguenther@suse.de>
4027 * ira-int.h (struct target_ira_int): Change x_max_struct_costs_size
4028 type from int to size_t.
4029 * ira-costs.c (struct_costs_size): Change type from int to size_t.
4031 2017-02-07 Jakub Jelinek <jakub@redhat.com>
4033 PR rtl-optimization/79386
4034 * cprop.c (bypass_conditional_jumps): Initialize
4035 bypass_last_basic_block already before splitting bbs after
4036 unconditional traps...
4037 (bypass_conditional_jumps): ... rather than here.
4040 * config/i386/sse.md (xtg_mode, gatherq_mode): New mode attrs.
4041 (*avx512f_gathersi<mode>, *avx512f_gathersi<mode>_2,
4042 *avx512f_gatherdi<mode>, *avx512f_gatherdi<mode>_2): Use them,
4043 fix -masm=intel patterns.
4045 2017-02-07 Richard Biener <rguenther@suse.de>
4047 PR tree-optimization/79256
4049 * builtins.c (get_object_alignment_2): Use min_align_of_type
4050 to extract alignment for MEM_REFs to honor BIGGEST_FIELD_ALIGNMENT
4051 and ADJUST_FIELD_ALIGN.
4053 * doc/tm.texi.in (ADJUST_FIELD_ALIGN): Adjust to take additional
4055 * doc/tm.texi: Regenerate.
4056 * stor-layout.c (layout_decl): Adjust.
4057 (update_alignment_for_field): Likewise.
4058 (place_field): Likewise.
4059 (min_align_of_type): Likewise.
4060 * config/arc/arc.h (ADJUST_FIELD_ALIGN): Adjust.
4061 * config/epiphany/epiphany.h (ADJUST_FIELD_ALIGN): Likewise.
4062 * config/epiphany/epiphany.c (epiphany_adjust_field_align): Likewise.
4063 * config/frv/frv.h (ADJUST_FIELD_ALIGN): Likewise.
4064 * config/frv/frv.c (frv_adjust_field_align): Likewise.
4065 * config/i386/i386.h (ADJUST_FIELD_ALIGN): Likewise.
4066 * config/i386/i386.c (x86_field_alignment): Likewise.
4067 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
4068 * config/rs6000/darwin.h (ADJUST_FIELD_ALIGN): Likewise.
4069 * config/rs6000/freebsd64.h (ADJUST_FIELD_ALIGN): Likewise.
4070 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
4071 * config/rs6000/sysv4.h (ADJUST_FIELD_ALIGN): Likewise.
4072 * config/rs6000/rs6000.c (rs6000_special_adjust_field_align_p):
4076 2017-01-30 Richard Biener <rguenther@suse.de>
4078 PR tree-optimization/79256
4079 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
4080 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
4083 2017-02-07 Toma Tabacu <toma.tabacu@imgtec.com>
4085 * config/mips/mips.c (mips_expand_builtin_insn): Convert the QImode
4086 argument of the pshufh, psllh, psllw, psrah, psraw, psrlh, psrlw
4087 builtins to SImode and emit a zero-extend, if necessary.
4089 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
4091 * docs/invoke.texi (RISC-V Options): Alphabetize.
4093 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
4095 * doc/invoke.texi (RISC-V Options): Use two spaces to separate
4098 2017-02-06 Palmer Dabbelt <palmer@dabbelt.com>
4100 * config/riscv/riscv.c: New file.
4101 * gcc/common/config/riscv/riscv-common.c: Likewise.
4102 * config.gcc: Likewise.
4103 * config/riscv/constraints.md: Likewise.
4104 * config/riscv/elf.h: Likewise.
4105 * config/riscv/generic.md: Likewise.
4106 * config/riscv/linux.h: Likewise.
4107 * config/riscv/multilib-generator: Likewise.
4108 * config/riscv/peephole.md: Likewise.
4109 * config/riscv/pic.md: Likewise.
4110 * config/riscv/predicates.md: Likewise.
4111 * config/riscv/riscv-builtins.c: Likewise.
4112 * config/riscv/riscv-c.c: Likewise.
4113 * config/riscv/riscv-ftypes.def: Likewise.
4114 * config/riscv/riscv-modes.def: Likewise.
4115 * config/riscv/riscv-opts.h: Likewise.
4116 * config/riscv/riscv-protos.h: Likewise.
4117 * config/riscv/riscv.h: Likewise.
4118 * config/riscv/riscv.md: Likewise.
4119 * config/riscv/riscv.opt: Likewise.
4120 * config/riscv/sync.md: Likewise.
4121 * config/riscv/t-elf-multilib: Likewise.
4122 * config/riscv/t-linux: Likewise.
4123 * config/riscv/t-linux-multilib: Likewise.
4124 * config/riscv/t-riscv: Likewise.
4125 * configure.ac: Likewise.
4126 * doc/contrib.texi: Add Kito Cheng, Palmer Dabbelt, and Andrew
4127 Waterman as RISC-V maintainers.
4128 * doc/install.texi: Add RISC-V entries.
4129 * doc/invoke.texi: Add RISC-V options section.
4130 * doc/md.texi: Add RISC-V constraints section.
4131 * configure: Regenerated.
4133 2017-02-06 Michael Meissner <meissner@linux.vnet.ibm.com>
4136 * config/rs6000/vector.md (vcond<mode><mode>): Allow the true and
4137 false values to be constant vectors with all 0 or all 1 bits set.
4138 (vcondu<mode><mode>): Likewise.
4139 * config/rs6000/predicates.md (vector_int_reg_or_same_bit): New
4141 (fpmask_comparison_operator): Update comment.
4142 (vecint_comparison_operator): New predicate.
4143 * config/rs6000/rs6000.c (rs6000_emit_vector_cond_expr): Optimize
4144 vector conditionals when the true and false values are constant
4145 vectors with all 0 bits or all 1 bits set.
4147 2017-02-06 Martin Sebor <msebor@redhat.com>
4149 PR tree-optimization/79376
4150 * gimple-fold.c (get_range_strlen): Set the minimum length to zero.
4152 2017-02-06 Uros Bizjak <ubizjak@gmail.com>
4154 * config/i386/sse.md (vector modes -> vec_extract* splitter): Use
4155 explicit subreg RTX with operand 1. Use VECTOR_MODE_P predicate
4156 to simplify split condition.
4158 2017-02-06 Jakub Jelinek <jakub@redhat.com>
4160 * omp-expand.c (oxpand_omp_atomic_fetch_op,
4161 expand_omp_atomic_pipeline): Return false if can_atomic_load_p is
4164 2017-02-06 Segher Boessenkool <segher@kernel.crashing.org>
4166 PR rtl-optimization/68664
4167 * target.def (can_speculate_insn): New hook.
4168 * doc/tm.texi.in (TARGET_SCHED_CAN_SPECULATE_INSN): New hook.
4169 * doc/tm.texi: Regenerate.
4170 * sched-rgn.c (can_schedule_ready_p): Use the new hook.
4171 * config/rs6000/rs6000.c (TARGET_SCHED_CAN_SPECULATE_INSN): New macro.
4172 (rs6000_sched_can_speculate_insn): New function.
4174 2017-02-06 Jakub Jelinek <jakub@redhat.com>
4176 PR tree-optimization/79284
4177 * tree-vectorizer.h (VECT_SCALAR_BOOLEAN_TYPE_P): Define.
4178 * tree-vect-stmts.c (vect_get_vec_def_for_operand,
4179 vectorizable_mask_load_store, vectorizable_operation,
4180 vect_is_simple_cond, get_same_sized_vectype): Use it instead
4181 of comparing TREE_CODE of a type against BOOLEAN_TYPE.
4182 * tree-vect-patterns.c (check_bool_pattern, search_type_for_mask_1,
4183 vect_recog_bool_pattern, vect_recog_mask_conversion_pattern): Likewise.
4184 * tree-vect-slp.c (vect_get_constant_vectors): Likewise.
4185 * tree-vect-loop.c (vect_determine_vectorization_factor): Likewise.
4186 Remove redundant gimple_code (stmt) == GIMPLE_ASSIGN test after
4187 is_gimple_assign (stmt). Replace another such test with
4188 is_gimple_assign (stmt).
4190 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
4193 * config/avr/avr.c (rtl-iter.h): Include it.
4194 (TARGET_LEGITIMATE_COMBINED_INSN): New hook define...
4195 (avr_legitimate_combined_insn): ...and implementation.
4197 2017-02-06 Dominik Vogt <vogt@linux.vnet.ibm.com>
4199 * config/s390/predicates.md ("larl_operand"): Use macros from hwint.h.
4200 * config/s390/s390.c (s390_const_operand_ok)
4201 (s390_canonicalize_comparison, s390_extract_part)
4202 (s390_single_part, s390_contiguous_bitmask_nowrap_p)
4203 (s390_contiguous_bitmask_p, s390_rtx_costs)
4204 (legitimize_pic_address): Likewise.
4205 * config/s390/s390.md ("clzdi2", "clztidi2"): Likewise.
4206 * config/s390/vx-builtins.md ("vec_genbytemaskv16qi")
4207 ("vec_permi<mode>", "vfae<mode>", "*vfaes<mode>", "vstrc<mode>")
4208 ("*vstrcs<mode>"): Use UINTVAL() to set unsigned HOST_WIDE_INT.
4209 * config/s390/vector.md ("vec_vfenes<mode>"): Likewise.
4211 2017-02-06 Georg-Johann Lay <avr@gjlay.de>
4213 * config/avr/avr.md (*addhi3_zero_extend): Add alternative where
4214 REGNO($0) == REGNO($1).
4216 2017-02-06 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4218 * config/s390/linux.h(SIZE_TYPE): Add comment.
4220 2017-02-06 Julian Brown <julian@codesourcery.com>
4221 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
4222 Virendra Pathak <virendra.pathak@broadcom.com>
4224 * config/aarch64/aarch64-cores.def: Change the scheduler
4226 * config/aarch64/aarch64.md: Include thunderx2t99.md.
4227 * config/aarch64/thunderx2t99.md: New file.
4229 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
4231 * doc/standards.texi (Go Language): Update link to language
4234 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
4236 * tree-eh.c (lower_resx): Sanitize profile.
4237 (cleanup_empty_eh_move_lp): Likewise.
4239 2017-02-05 Jan Hubicka <hubicka@ucw.cz>
4242 * cfgloopmanip.c (lv_adjust_loop_entry_edge, loop_version): Add
4244 * cfgloopmanip.h (loop_version): Update prototype.
4245 * modulo-sched.c (sms_schedule): Update call of loop_version.
4246 * tree-if-conv.c(version_loop_for_if_conversion): Likewise.
4247 * tree-parloops.c (gen_parallel_loop): Likewise.
4248 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
4249 * tree-ssa-loop-split.c (split_loop): Likewise.
4250 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Likewise.
4251 * tree-vect-loop-manip.c (vect_loop_versioning): Likewise.
4253 2017-02-05 Martin Liska <mliska@suse.cz>
4256 * config/s390/s390.c (s390_gimplify_va_arg): Initialize local
4258 (print_operand_address): Initialize a struct to zero.
4260 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
4262 * doc/contrib.texi (Contributors): Refer to Hans Boehm's
4263 garbage collector only in textual form.
4265 2017-02-05 Gerald Pfeifer <gerald@pfeifer.com>
4267 * doc/extend.texi (x86 specific memory model extensions for
4268 transactional memory): Simplify a phrase.
4270 2017-02-05 Eric Botcazou <ebotcazou@adacore.com>
4273 * config/sparc/sync.md (atomic_loaddi_1): Replace 'U' constraint with
4274 'r', 'm' constraint with 'T' and !TARGET_ARCH64 with TARGET_ARCH32.
4275 (atomic_storedi_1): Likewise.
4277 2017-02-04 Jakub Jelinek <jakub@redhat.com>
4279 PR tree-optimization/79338
4280 * tree-parloops.c (gather_scalar_reductions): Don't call
4281 vect_analyze_loop_form for loop->inner before destroying loop's
4284 2017-02-03 Martin Sebor <msebor@redhat.com>
4286 PR tree-optimization/79327
4287 * gimple-ssa-sprintf.c (tree_digits): Avoid adding the base prefix
4288 when precision has resulted in leading zeros.
4289 (format_integer): Adjust the likely counter to assume an unknown
4290 argument that may be zero is non-zero.
4292 2017-02-03 Jason Merrill <jason@redhat.com>
4295 * tree-inline.c (copy_tree_body_r) [COND_EXPR]: Revert change to
4296 avoid copying non-taken branch.
4298 2017-02-03 Jakub Jelinek <jakub@redhat.com>
4300 PR tree-optimization/79340
4301 * tree-vect-loop.c (vectorizable_reduction): Release
4302 vec_defs elements after safe_splicing them into other vectors.
4305 PR tree-optimization/79327
4306 * gimple-ssa-sprintf.c (adjust_range_for_overflow): If returning
4307 true, always set *argmin and *argmax to TYPE_{MIN,MAX}_VALUE of
4309 (format_integer): Use wide_int_to_tree instead of build_int_cst
4310 + to_?hwi. If argmin is NULL, just set argmin and argmax to
4311 TYPE_{MIN,MAX}_VALUE of argtype. Simplify and fix computation
4312 of shortest and longest sequence.
4314 2017-02-03 Uros Bizjak <ubizjak@gmail.com>
4316 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
4317 Use pextrd for TARGET_SSE4_1 when creating scalar copy.
4319 2017-02-03 Walter Lee <walt@tilera.com>
4322 * config/tilegx/tilegx.md (tilegx_expand_prologue): Add blockage
4323 after initial stackframe link reg save.
4324 * config/tilepro/tilepro.md (tilepro_expand_prologue): Likewise.
4326 2017-02-03 Jakub Jelinek <jakub@redhat.com>
4329 * config/rs6000/rs6000.md (movsi_from_sf): Use wb constraint instead of
4330 wu for stxssp alternative.
4332 2017-02-03 Martin Sebor <msebor@redhat.com>
4334 PR tree-optimization/79352
4335 * gimple-fold.c (get_range_strlen): Add argument.
4336 (get_range_strlen): Change return type to bool.
4337 (get_maxval_strlen): Pass in a dummy argument.
4338 * gimple-fold.h (get_range_strlen): Change return type to bool.
4339 * gimple-ssa-sprintf.c (get_string_length): Set unlikely counter.
4340 * tree.h (array_at_struct_end_p): Add argument.
4341 * tree.c (array_at_struct_end_p): Handle it.
4343 2017-02-03 Martin Liska <mliska@suse.cz>
4346 * multiple_target.c (create_dispatcher_calls): Redirect edge
4347 from a caller of a dispatcher.
4348 (expand_target_clones): Make the clones local.
4349 (ipa_target_clone): Do both target clones and resolvers.
4350 (ipa_dispatcher_calls): Remove the pass.
4351 (pass_dispatcher_calls::gate): Likewise.
4352 (make_pass_dispatcher_calls): Likewise.
4353 * passes.def (pass_target_clone): Put as very first IPA early
4356 2017-02-03 Martin Liska <mliska@suse.cz>
4358 * symtab.c (symtab_node::binds_to_current_def_p): Bail out
4359 in case of a function with ifunc attribute.
4361 2017-02-03 Martin Liska <mliska@suse.cz>
4363 * cgraph.c (cgraph_node::dump): Dump function version info.
4364 * symtab.c (symtab_node::dump_base): Add missing new line.
4366 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
4368 * tree-ssa-ifcombine.c (update_profile_after_ifcombine): New function.
4369 (ifcombine_ifandif): Use it.
4371 2017-02-03 Martin Liska <mliska@suse.cz>
4373 * doc/invoke.texi: Document default value for
4374 use-after-scope-direct-emission-threshold.
4376 2017-02-03 Martin Liska <mliska@suse.cz>
4378 PR tree-optimization/79339
4379 * gimple-ssa-sprintf.c (format_floating_max): Call mpfr_clear.
4380 (format_floating): Likewise.
4382 2017-02-03 Martin Liska <mliska@suse.cz>
4385 * ipa-prop.c (ipa_node_params_t::insert): Remove current
4387 (ipa_node_params_t::remove): Likewise.
4388 * ipa-prop.h (ipa_node_params::ipa_node_params): Make default
4389 initialization from removed ipa_node_params_t::insert.
4390 (ipa_node_params::~ipa_node_params): Move from removed
4391 ipa_node_params_t::release.
4392 * symbol-summary.h (symbol_summary::m_released): New member.
4393 Do not release a summary twice. Do not allow to call finalizer
4394 for types of a summary that live in GGC memory.
4396 2017-02-02 Naveen H.S <Naveen.Hurugalawadi@cavium.com>
4398 * config/aarch64/aarch64.c (thunderx2t99_tunings): Enable AES and
4401 2017-02-02 Martin Sebor <msebor@redhat.com>
4404 * gimple-ssa-sprintf.c (get_string_length): Set lower bound to zero.
4405 (format_string): Tighten up the range of output for non-constant
4406 strings and correct the expected range for wide non-constant strings.
4408 2017-02-02 Martin Sebor <msebor@redhat.com>
4410 * doc/invoke.texi (-maccumulate-args): Fix bad grammar.
4413 * doc/invoke.texi (-fdump-tree-): Remove pass-specific options from
4415 (-fdump-tree-@var): Add to index and document how to come up
4416 with pass-specific option and dump file names.
4417 (-fdump-passes): Clarify where to look for output.
4419 2017-02-02 Jan Hubicka <hubicka@ucw.cz>
4422 * tree-ssa-threadbackward.c (profitable_jump_thread_path): Dump
4423 statistics of the analyzed path; allow threading for speed when
4424 any of BBs along the path are optimized for speed.
4426 2017-02-02 Eric Botcazou <ebotcazou@adacore.com>
4429 * emit-rtl.c (init_emit): Add ??? comment for problematic alignment
4430 settings of the virtual registers.
4433 2016-08-23 Dominik Vogt <vogt@linux.vnet.ibm.com>
4435 * explow.c (get_dynamic_stack_size): Take known alignment of stack
4436 pointer + STACK_DYNAMIC_OFFSET into account when calculating the size
4439 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4441 * config/s390/vx-builtins.md ("vec_ceil", "vec_floor")
4442 ("vec_trunc", "vec_roundc", "vec_round"): Remove expanders.
4444 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4446 * config/s390/s390.md: Add missing comments with the expanded
4448 * config/s390/vector.md: Likewise.
4449 * config/s390/vx-builtins.md: Likewise.
4451 2017-02-02 Jakub Jelinek <jakub@redhat.com>
4454 * config/rs6000/rs6000.md (*fixuns_trunc<mode>di2_fctiduz): Rename to ...
4455 (fixuns_trunc<mode>di2): ... this, remove previous expander. Put all
4456 conditions on a single line.
4458 2017-02-02 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4460 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
4461 __S390_VX__ to __VX__.
4463 2017-02-01 Andrew Pinski <apinski@cavium.com>
4465 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost): Pass
4466 stmt_info to record_stmt_cost.
4467 (vect_get_known_peeling_cost): Pass stmt_info if known to
4469 * config/aarch64/aarch64-protos.h (cpu_vector_cost): Split
4470 cpu_vector_cost field into
4471 scalar_int_stmt_cost and scalar_fp_stmt_cost. Split vec_stmt_cost
4472 field into vec_int_stmt_cost and vec_fp_stmt_cost.
4473 * config/aarch64/aarch64.c (generic_vector_cost): Update for the
4474 splitting of scalar_stmt_cost and vec_stmt_cost.
4475 (thunderx_vector_cost): Likewise.
4476 (cortexa57_vector_cost): LIkewise.
4477 (exynosm1_vector_cost): Likewise.
4478 (xgene1_vector_cost): Likewise.
4479 (thunderx2t99_vector_cost): Improve after the splitting of the two
4481 (aarch64_builtin_vectorization_cost): Update for the splitting of
4482 scalar_stmt_cost and vec_stmt_cost.
4484 2017-02-01 Torvald Riegel <triegel@redhat.com>
4485 Richard Henderson <rth@redhat.com>
4487 * builtins.c (fold_builtin_atomic_always_lock_free): Make "lock-free"
4488 conditional on existance of a fast atomic load.
4489 * optabs-query.c (can_atomic_load_p): New function.
4490 * optabs-query.h (can_atomic_load_p): Declare it.
4491 * optabs.c (expand_atomic_exchange): Always delegate to libatomic if
4492 no fast atomic load is available for the particular size of access.
4493 (expand_atomic_compare_and_swap): Likewise.
4494 (expand_atomic_load): Likewise.
4495 (expand_atomic_store): Likewise.
4496 (expand_atomic_fetch_op): Likewise.
4497 * testsuite/lib/target-supports.exp
4498 (check_effective_target_sync_int_128): Remove x86 because it provides
4499 no fast atomic load.
4500 (check_effective_target_sync_int_128_runtime): Likewise.
4502 2017-02-01 Richard Biener <rguenther@suse.de>
4504 * graphite.c: Include tree-vectorizer.h for find_loop_location.
4505 (graphite_transform_loops): Provide opt-info for optimized nests.
4506 * tree-parloop.c (parallelize_loops): Provide opt-info for
4509 2017-02-01 Richard Biener <rguenther@suse.de>
4512 * tree-cfg.c (move_stmt_op): Never set TREE_BLOCK when it
4515 2017-02-01 Richard Biener <rguenther@suse.de>
4517 PR tree-optimization/71824
4518 * graphite-scop-detection.c (scop_detection::build_scop_breadth):
4519 Verify the loops are valid in the merged SESE region.
4520 (scop_detection::can_represent_loop_1): Check analyzing the
4521 evolution of the number of iterations in the region succeeds.
4523 2017-01-31 Ian Lance Taylor <iant@golang.org>
4525 * config/i386/i386.c (ix86_expand_split_stack_prologue): Add
4526 REG_ARGS_SIZE note to 32-bit push insns and call insn.
4528 2017-01-31 David Malcolm <dmalcolm@redhat.com>
4530 PR preprocessor/79210
4531 * input.c (get_substring_ranges_for_loc): Replace line_width
4532 assertion with error-handling.
4534 2017-01-31 Richard Biener <rguenther@suse.de>
4536 PR tree-optimization/77318
4537 * graphite-sese-to-poly.c (extract_affine): Fix assert.
4538 (create_pw_aff_from_tree): Take loop parameter.
4539 (add_condition_to_pbb): Pass loop of the condition to
4540 create_pw_aff_from_tree.
4542 2017-01-31 Jakub Jelinek <jakub@redhat.com>
4544 * config/s390/s390.c (s390_asan_shadow_offset): New function.
4545 (TARGET_ASAN_SHADOW_OFFSET): Redefine.
4547 2017-01-31 Michael Meissner <meissner@linux.vnet.ibm.com>
4551 * config/rs6000/rs6000-protos.h (convert_float128_to_int): Delete,
4553 (convert_int_to_float128): Likewise.
4554 * config/rs6000/rs6000.c (convert_float128_to_int): Likewise.
4555 (convert_int_to_float128): Likewise.
4556 * config/rs6000/rs6000.md (UNSPEC_IEEE128_MOVE): Likewise.
4557 (UNSPEC_IEEE128_CONVERT): Likewise.
4558 (floatsi<mode>2, FLOAT128 iterator): Bypass calling
4559 rs6000_expand_float128_convert if we have IEEE 128-bit hardware.
4560 Use local variables for IBM extended format.
4561 (fix_trunc<mode>si2, FLOAT128 iterator): Likewise.
4562 (fix_trunc<mode>si2_fprs): Likewise.
4563 (fixuns_trunc<IEEE128:mode><SDI:mode>2): Likewise.
4564 (floatuns<IEEE128:mode>2, IEEE128 iterator): Likewise.
4565 (fix<uns>_<mode>si2_hw): Rework the IEEE 128-bt hardware support
4566 to know that we can now have integers of all sizes in vector
4568 (fix<uns>_<mode>di2_hw): Likewise.
4569 (float<uns>_<mode>si2_hw): Likewise.
4570 (fix_<mode>si2_hw): Likewise.
4571 (fixuns_<mode>si2_hw): Likewise.
4572 (float<uns>_<mode>di2_hw): Likewise.
4573 (float_<mode>di2_hw): Likewise.
4574 (float_<mode>si2_hw): Likewise.
4575 (floatuns_<mode>di2_hw): Likewise.
4576 (floatuns_<mode>si2_hw): Likewise.
4577 (xscvqp<su>wz_<mode>): Delete, no longer used.
4578 (xscvqp<su>dz_<mode>): Likewise.
4579 (xscv<su>dqp_<mode>): Likewise.
4580 (ieee128_mfvsrd_64bit): Likewise.
4581 (ieee128_mfvsrd_32bit): Likewise.
4582 (ieee128_mfvsrwz): Likewise.
4583 (ieee128_mtvsrw): Likewise.
4584 (ieee128_mtvsrd_64bit): Likewise.
4585 (ieee128_mtvsrd_32bit): Likewise.
4587 2017-01-31 Martin Liska <mliska@suse.cz>
4590 * ipa-prop.c (ipa_free_all_node_params): Call release method
4591 instead of ~sumbol_summary to not to trigger double times
4594 2017-01-31 Aldy Hernandez <aldyh@redhat.com>
4596 PR tree-optimization/71691
4597 * bitmap.h (class auto_bitmap): New.
4598 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Call
4599 is_maybe_undefined instead of ssa_undefined_value_p.
4601 2017-01-31 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
4603 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Rename
4604 __S390_ARCH_LEVEL__ to __ARCH__.
4606 2017-01-31 Jakub Jelinek <jakub@redhat.com>
4608 PR tree-optimization/79267
4609 * value-prof.c (gimple_ic): Only drop lhs for noreturn calls
4610 if should_remove_lhs_p is true.
4612 2017-01-30 Alexandre Oliva <aoliva@redhat.com>
4615 * dwarf2out.c (clone_as_declaration): Drop DW_AT_alignment.
4616 (add_alignment_attribute): New.
4617 (base_type_die): Add alignment attribute.
4618 (subrange_type_die): Likewise.
4619 (modified_type_die): Likewise.
4620 (gen_array_type_die): Likewise.
4621 (gen_descr_array_type_die: Likewise.
4622 (gen_enumeration_type_die): Likewise.
4623 (gen_subprogram_die): Likewise.
4624 (gen_variable_die): Likewise.
4625 (gen_field_die): Likewise.
4626 (gen_ptr_to_mbr_type_die): Likewise.
4627 (gen_struct_or_union_type_die): Likewise.
4628 (gen_subroutine_type_die): Likewise.
4629 (gen_typedef_die): Likewise.
4630 (base_type_cmp): Compare alignment attribute.
4632 2017-01-30 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
4635 * config/rs6000/altivec.md (*setb_internal): Rename to setb_signed.
4636 (setb_unsigned) New pattern for setb with CCUNS.
4637 * config/rs6000/rs6000.c (expand_block_compare): Use a different
4638 subfc./subfe sequence to avoid overflow problems. Generate a
4639 shorter sequence with cmpld/setb for power9.
4640 * config/rs6000/rs6000.md (subf<mode>3_carry_dot2): Add a new pattern
4641 for generating subfc. instruction.
4642 (cmpstrsi): Add TARGET_POPCNTD predicate as the generate sequence
4643 now uses this instruction.
4645 2017-01-30 Ian Lance Taylor <iant@google.com>
4648 * dwarf2out.c (gen_type_die_with_usage): When picking a variant
4649 for FUNCTION_TYPE/METHOD_TYPE, use the first matching one.
4651 2017-01-30 Martin Sebor <msebor@redhat.com>
4653 * gimple-ssa-sprintf.c (fmtresult::adjust_for_width_or_precision):
4654 Move constant to the right of a relational operator.
4655 (get_mpfr_format_length, format_character, format_string): Ditto.
4656 (should_warn_p, maybe_warn): Same.
4658 * doc/invoke.texi (-Wformat-truncation=1): Fix typo.
4660 2017-01-30 Maxim Ostapenko <m.ostapenko@samsung.com>
4663 * asan.c (get_translation_unit_decl): Remove function.
4664 (asan_add_global): Force has_dynamic_init to zero in LTO mode.
4666 2017-01-30 Martin Liska <mliska@suse.cz>
4668 PR gcov-profile/79259
4669 * opts.c (common_handle_option): Enable flag_ipa_bit_cp w/
4672 2017-01-30 Martin Liska <mliska@suse.cz>
4675 * config/aarch64/cortex-a57-fma-steering.c (func_fma_steering::analyze):
4676 Initialize variables with NULL value.
4678 2017-01-30 Richard Earnshaw <rearnsh@arm.com>
4681 * config.gcc (arm*-*-*): Add arm/arm-flags.h and arm/arm-isa.h to
4683 * arm/arm-protos.h: Don't directly include arm-flags.h and arm-isa.h.
4685 2017-01-30 Richard Biener <rguenther@suse.de>
4687 PR tree-optimization/79276
4688 * tree-vrp.c (process_assert_insertions): Properly adjust common
4689 when removing a duplicate.
4691 * gcc.dg/torture/pr79276.c: New testcase.
4693 2017-01-30 Richard Biener <rguenther@suse.de>
4695 PR tree-optimization/79256
4696 * targhooks.c (default_builtin_vector_alignment_reachable): Honor
4697 BIGGEST_FIELD_ALIGNMENT and ADJUST_FIELD_ALIGN to fix up bogus
4699 * tree.c (build_aligned_type): Set TYPE_USER_ALIGN.
4701 2017-01-30 Dominik Vogt <vogt@linux.vnet.ibm.com>
4704 * config/s390/s390.md ("*r<noxa>sbg_<mode>_srl_bitmask")
4705 ("*r<noxa>sbg_<mode>_sll_bitmask")
4706 ("*extzv_<mode>_srl<clobbercc_or_nocc>")
4707 ("*extzv_<mode>_sll<clobbercc_or_nocc>"):
4708 Use contiguous_bitmask_nowrap_operand.
4710 2017-01-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
4713 * config/rs6000/altivec.h (vec_xl): Revise #define.
4714 (vec_xst): Likewise.
4716 2017-01-27 Uros Bizjak <ubizjak@gmail.com>
4718 * config/i386/i386.c (print_reg): Use REGNO instead of true_regnum.
4720 2017-01-27 Bernd Schmidt <bschmidt@redhat.com>
4722 PR rtl-optimization/79194
4723 * cprop.c (one_cprop_pass): Move deletion of code after unconditional
4724 traps before call to bypass_conditional_jumps.
4726 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
4728 PR tree-optimization/71374
4729 * lra-constraints.c (check_conflict_input_operands): New.
4730 (match_reload): Use it.
4732 2017-01-27 Vladimir Makarov <vmakarov@redhat.com>
4735 * lra-assigns.c (find_hard_regno_for_1): Take endianess for into
4736 account to calculate conflict_set.
4738 2017-01-27 Bin Cheng <bin.cheng@arm.com>
4740 PR rtl-optimization/78559
4741 * combine.c (try_combine): Discard REG_EQUAL and REG_EQUIV for
4742 other_insn in combine.
4744 2017-01-27 Pekka Jääskeläinen <pekka.jaaskelainen@parmance.com>
4746 * builtin-types.def: Use unsigned_char_type_node for BT_UINT8. Use
4747 uint16_type_node for BT_UINT16.
4749 2017-01-27 David Malcolm <dmalcolm@redhat.com>
4751 * doc/sourcebuild.texi (Testsuites): Add "GIMPLE Tests" and
4752 "RTL Tests" to menu.
4753 (GIMPLE Tests): New node.
4754 (RTL Tests): New node.
4756 2017-01-27 Richard Biener <rguenther@suse.de>
4758 PR tree-optimization/79245
4759 * tree-loop-distribution.c (distribute_loop): Apply cost
4760 modeling also to detected patterns.
4762 2017-01-27 Richard Biener <rguenther@suse.de>
4764 PR tree-optimization/71433
4765 * tree-vrp.c (register_new_assert_for): Revert earlier changes.
4766 (compare_assert_loc): New function.
4767 (process_assert_insertions): Sort and optimize assert locations
4768 to remove duplicates and push down identical assertions on
4769 edges to their destination block.
4771 2017-01-27 Richard Biener <rguenther@suse.de>
4773 PR tree-optimization/79244
4774 * tree-vrp.c (remove_range_assertions): Forcefully propagate
4775 out SSA names even if abnormal.
4777 2017-01-27 Jakub Jelinek <jakub@redhat.com>
4779 * realmpfr.h: Poison MPFR_RND{N,Z,U,D}.
4780 * gimple-ssa-sprintf.c (format_floating_max): Use GMP_RNDN
4781 instead of MPFR_RNDN.
4783 2017-01-27 Richard Earnshaw <rearnsha@arm.com>
4786 * arm.c (arm_option_override): Don't call build_target_option_node
4787 until after doing all option overrides.
4788 (arm_valid_target_attribute_tree): Likewise.
4790 2017-01-27 Martin Liska <mliska@suse.cz>
4792 * doc/invoke.texi (-fprofile-arcs): Document profiling support
4793 for {cd}tors and C++ {cd}tors.
4795 2017-01-27 Dominik Vogt <vogt@linux.vnet.ibm.com>
4797 * config/s390/s390.md ("*setmem_long_and")
4798 ("*setmem_long_and_31z"): Use zero_extend instead of and.
4800 2017-01-26 Martin Sebor <msebor@redhat.com>
4802 * gimple-ssa-sprintf.c (format_floating): Simplify the computation
4805 2017-01-26 Martin Sebor <msebor@redhat.com>
4807 * gimple-ssa-sprintf.c (format_floating): Test HAVE_XFmode and
4808 HAVE_DFmode before using XFmode or DFmode.
4809 (parse_directive): Avoid using the z length modifier to avoid
4810 the ISO C++98 does not support the ‘z’ gnu_printf length modifier.
4813 * gimple-ssa-sprintf.c (adjust_for_width_or_precision): Change
4814 to accept adjustment as an array.
4815 (get_int_range): New function.
4816 (struct directive): Make width and prec arrays.
4817 (directive::set_width, directive::set_precision): Call get_int_range.
4818 (format_integer, format_floating): Handle width and precision ranges.
4819 (format_string, parse_directive): Same.
4821 2017-01-26 Jakub Jelinek <jakub@redhat.com>
4824 * dwarf2out.c (generate_skeleton_bottom_up): For children with
4825 comdat_type_p set, just clone them, but keep the children in the
4829 * dwarf2out.c (prune_unused_types): Mark all functions with DIEs
4830 which have direct callers with -fvar-tracking-assignments enabled
4832 (resolve_addr): Avoid adding skeleton DIEs for DW_AT_call_origin
4833 inside of type units.
4835 2017-01-26 Martin Sebor <msebor@redhat.com>
4838 * gimple-ssa-sprintf.c (struct result_range): Add likely and
4840 (struct format_result): Replace number_chars, number_chars_min,
4841 and number_chars_max with a single member of struct result_range.
4843 (format_result::operator+=): Adjust.
4844 (struct fmtresult): Remove bounded. Handle likely and unlikely
4846 (fmtresult::adjust_for_width_or_precision): New function.
4847 (fmtresult:type_max_digits): New function.
4848 (bytes_remaining): Handle likely and unlikely counters.
4849 (min_bytes_remaining): Remove.
4850 (format_percent): Simplify.
4851 (format_integer, format_floating): Set likely and unlikely counters.
4852 (get_string_length, format_character, format_string): Same.
4853 (format_plain, should_warn_p): New function.
4854 (maybe_warn): Call should_warn_p. Update diagnostic messages
4855 and handle those for all directives, including plain strings.
4856 (format_directive): Handle likely and unlikely counters.
4857 Remove unnecessary quoting from diagnostics. Add an informational
4859 (add_bytes): Remove.
4860 (pass_sprintf_length::compute_format_length): Simplify.
4861 (try_substitute_return_value): Handle likely and unlikely counters.
4863 2017-01-26 Carl Love <cel@us.ibm.com>
4865 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Remove
4866 bogus entries for the P8V_BUILTIN_VEC_VGBBD built-ins
4868 2017-01-26 Vladimir Makarov <vmakarov@redhat.com>
4871 * lra-assigns.c (setup_live_pseudos_and_spill_after_risky): Take
4872 endianess for subregs into account.
4873 * lra-constraints.c (lra_constraints): Do risky transformations
4874 always on the first iteration.
4875 * lra-lives.c (check_pseudos_live_through_calls): Add arg
4876 last_call_used_reg_set.
4877 (process_bb_lives): Define and use last_call_used_reg_set.
4878 * lra.c (lra): Always continue after lra_constraints on the first
4881 2017-01-26 Kirill Yukhin <kirill.yukhin@gmail.com>
4883 * gcc.target/i386/avx512bw-kshiftlq-2.c: Use unsigned long long
4885 * gcc.target/i386/avx512bw-kshiftrq-2.c: Ditto.
4887 2017-01-26 Jakub Jelinek <jakub@redhat.com>
4889 * config/i386/avx512fintrin.h (_ktest_mask16_u8,
4890 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): Move to ...
4891 * config/i386/avx512dqintrin.h (_ktest_mask16_u8,
4892 _ktestz_mask16_u8, _ktestc_mask16_u8, _kadd_mask16): ... here.
4893 * config/i386/i386-builtin.def (__builtin_ia32_ktestchi,
4894 __builtin_ia32_ktestzhi, __builtin_ia32_kaddhi): Use
4895 OPTION_MASK_ISA_AVX512DQ instead of OPTION_MASK_ISA_AVX512F.
4896 * config/i386/sse.md (SWI1248_AVX512BWDQ2): New mode iterator.
4897 (kadd<mode>, ktest<mode>): Use it instead of SWI1248_AVX512BWDQ.
4899 2017-01-26 Marek Polacek <polacek@redhat.com>
4902 * fold-const.c (operand_equal_p) [COND_EXPR]: Use OP_SAME_WITH_NULL
4903 for the third operand.
4905 2017-01-26 Jakub Jelinek <jakub@redhat.com>
4908 * omp-low.c (struct omp_context): Add simt_stmt field.
4909 (scan_omp_for): Return omp_context *.
4910 (scan_omp_simd): Set simt_stmt on the non-_simt_ SIMD
4911 context to the _simt_ SIMD stmt.
4912 (lower_omp_for): For combined SIMD with sibling _simt_
4913 SIMD, make sure to use the same decls in _looptemp_
4914 clauses as in the sibling.
4916 2017-01-26 David Sherwood <david.sherwood@arm.com>
4919 * gimplify.c (omp_notice_variable): Add GOVD_SEEN flag to variables in
4922 2017-01-26 Jakub Jelinek <jakub@redhat.com>
4925 * reg-stack.c (emit_swap_insn): Instead of fld a; fld b; fxchg %st(1);
4926 emit fld b; fld a; if possible.
4928 * brig-builtins.def: Update copyright years.
4929 * config/arm/arm_acle_builtins.def: Update copyright years.
4931 2017-01-25 Michael Meissner <meissner@linux.vnet.ibm.com>
4934 * config/rs6000/vsx.md (vsx_extract_<mode>_store): Use wY
4935 constraint instead of o for the stxsd instruction.
4937 2017-01-25 Carl Love <cel@us.ibm.com>
4939 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Fix order
4940 of entries for ALTIVEC_BUILTIN_VEC_PACKS and P8V_BUILTIN_VEC_VGBBD.
4942 2017-01-25 Jonathan Wakely <jwakely@redhat.com>
4944 * doc/invoke.texi (C++ Dialect Options): Fix typo.
4946 2017-01-25 Richard Biener <rguenther@suse.de>
4948 PR tree-optimization/69264
4949 * target.def (vector_alignment_reachable): Improve documentation.
4950 * doc/tm.texi: Regenerate.
4951 * targhooks.c (default_builtin_vector_alignment_reachable): Simplify
4953 * tree-vect-data-refs.c (vect_supportable_dr_alignment): Revert
4954 earlier changes with respect to TYPE_USER_ALIGN.
4955 (vector_alignment_reachable_p): Likewise. Improve dumping.
4957 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4960 * config/arm/arm.md (xordi3): Force constant operand into a register
4963 2016-01-25 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
4965 * doc/invoke.texi (-fstore-merging): Correct default optimization
4966 levels at which it is enabled.
4967 (-O): Move -fstore-merging from list to...
4970 2017-01-25 Richard Biener <rguenther@suse.de>
4973 * omp-expand.c: Include debug.h.
4974 (expand_omp_taskreg): Make sure to generate early debug before
4975 outlining anything from a function.
4976 (expand_omp_target): Likewise.
4977 (grid_expand_target_grid_body): Likewise.
4979 2017-01-25 Maxim Ostapenko <m.ostapenko@samsung.com>
4982 * asan.c (get_translation_unit_decl): New function.
4983 (asan_add_global): Extract modules file name from globals
4984 TRANSLATION_UNIT_DECL name.
4986 2017-01-24 Eric Botcazou <ebotcazou@adacore.com>
4989 * config/arm/arm.c (arm_function_ok_for_sibcall): Add back restriction
4990 for long calls with APCS frame and VFP.
4992 2017-01-24 David Malcolm <dmalcolm@redhat.com>
4994 * cfg.c (original_copy_tables_initialized_p): New function.
4995 * cfg.h (original_copy_tables_initialized_p): New decl.
4996 * cfgrtl.c (relink_block_chain): Guard the call to
4997 free_original_copy_tables with a call to
4998 original_copy_tables_initialized_p.
4999 * cgraph.h (symtab_node::native_rtl_p): New decl.
5000 * cgraphunit.c (symtab_node::native_rtl_p): New function.
5001 (symtab_node::needed_p): Don't assert for early assembly output
5002 for __RTL functions.
5003 (cgraph_node::finalize_function): Set "force_output" for __RTL
5005 (cgraph_node::analyze): Bail out early for __RTL functions.
5006 (analyze_functions): Update assertion to support __RTL functions.
5007 (cgraph_node::expand): Bail out early for __RTL functions.
5008 * final.c (rest_of_clean_state): Don't call delete_tree_ssa for
5010 * function.h (struct function): Update comment for field
5012 * gimple-expr.c: Include "tree-pass.h".
5013 (gimple_has_body_p): Return false for __RTL functions.
5014 * Makefile.in (OBJS): Add run-rtl-passes.o.
5015 * pass_manager.h (gcc::pass_manager::get_rest_of_compilation): New
5017 (gcc::pass_manager::get_clean_slate): New accessor.
5018 * passes.c: Include "insn-addr.h".
5019 (should_skip_pass_p): Add logging. Update logic for running
5020 "expand" to be compatible with both __GIMPLE and __RTL. Guard
5021 property-provider override so it is only done for gimple passes.
5023 (skip_pass): New function.
5024 (execute_one_pass): Call skip_pass when skipping passes.
5025 * read-md.c (md_reader::read_char): Support filtering
5026 the input to a subset of line numbers.
5027 (md_reader::md_reader): Initialize fields
5028 m_first_line and m_last_line.
5029 (md_reader::read_file_fragment): New function.
5030 * read-md.h (md_reader::read_file_fragment): New decl.
5031 (md_reader::m_first_line): New field.
5032 (md_reader::m_last_line): New field.
5033 * read-rtl-function.c (function_reader::create_function): Only
5034 create cfun if it doesn't already exist. Set PROP_rtl on cfun's
5035 curr_properties. Set DECL_INITIAL to a dummy block.
5036 (read_rtl_function_body_from_file_range): New function.
5037 * read-rtl-function.h (read_rtl_function_body_from_file_range):
5039 * run-rtl-passes.c: New file.
5040 * run-rtl-passes.h: New file.
5042 2017-01-24 Jeff Law <law@redhat.com>
5044 * config/microblaze/microblaze.h (ASM_FORMAT_PRIVATE_NAME): Increase
5047 2017-01-24 Bin Cheng <bin.cheng@arm.com>
5049 PR tree-optimization/79159
5050 * tree-ssa-loop-niter.c (get_cst_init_from_scev): New function.
5051 (record_nonwrapping_iv): Improve boundary using above function if no
5052 value range information.
5054 2017-01-24 Pekka Jääskeläinen <pekka@parmance.com>
5055 Martin Jambor <mjambor@suse.cz>
5057 * brig-builtins.def: New file.
5058 * builtins.def (DEF_HSAIL_BUILTIN): New macro.
5059 (DEF_HSAIL_ATOMIC_BUILTIN): Likewise.
5060 (DEF_HSAIL_SAT_BUILTIN): Likewise.
5061 (DEF_HSAIL_INTR_BUILTIN): Likewise.
5062 (DEF_HSAIL_CVT_ZEROI_SAT_BUILTIN): Likewise.
5063 * builtin-types.def (BT_INT8): New.
5064 (BT_INT16): Likewise.
5065 (BT_UINT8): Likewise.
5066 (BT_UINT16): Likewise.
5067 (BT_FN_ULONG): Likewise.
5068 (BT_FN_UINT_INT): Likewise.
5069 (BT_FN_UINT_ULONG): Likewise.
5070 (BT_FN_UINT_LONG): Likewise.
5071 (BT_FN_UINT_PTR): Likewise.
5072 (BT_FN_ULONG_PTR): Likewise.
5073 (BT_FN_INT8_FLOAT): Likewise.
5074 (BT_FN_INT16_FLOAT): Likewise.
5075 (BT_FN_UINT32_FLOAT): Likewise.
5076 (BT_FN_UINT16_FLOAT): Likewise.
5077 (BT_FN_UINT8_FLOAT): Likewise.
5078 (BT_FN_UINT64_FLOAT): Likewise.
5079 (BT_FN_UINT16_UINT32): Likewise.
5080 (BT_FN_UINT32_UINT16): Likewise.
5081 (BT_FN_UINT16_UINT16_UINT16): Likewise.
5082 (BT_FN_INT_PTR_INT): Likewise.
5083 (BT_FN_UINT_PTR_UINT): Likewise.
5084 (BT_FN_LONG_PTR_LONG): Likewise.
5085 (BT_FN_ULONG_PTR_ULONG): Likewise.
5086 (BT_FN_VOID_UINT64_UINT64): Likewise.
5087 (BT_FN_UINT8_UINT8_UINT8): Likewise.
5088 (BT_FN_INT8_INT8_INT8): Likewise.
5089 (BT_FN_INT16_INT16_INT16): Likewise.
5090 (BT_FN_INT_INT_INT): Likewise.
5091 (BT_FN_UINT_FLOAT_UINT): Likewise.
5092 (BT_FN_FLOAT_UINT_UINT): Likewise.
5093 (BT_FN_ULONG_UINT_UINT): Likewise.
5094 (BT_FN_ULONG_UINT_PTR): Likewise.
5095 (BT_FN_ULONG_ULONG_ULONG): Likewise.
5096 (BT_FN_UINT_UINT_UINT): Likewise.
5097 (BT_FN_VOID_UINT_PTR): Likewise.
5098 (BT_FN_UINT_UINT_PTR: Likewise.
5099 (BT_FN_UINT32_UINT64_PTR): Likewise.
5100 (BT_FN_INT_INT_UINT_UINT): Likewise.
5101 (BT_FN_UINT_UINT_UINT_UINT): Likewise.
5102 (BT_FN_UINT_UINT_UINT_PTR): Likewise.
5103 (BT_FN_UINT_ULONG_ULONG_UINT): Likewise.
5104 (BT_FN_ULONG_ULONG_ULONG_ULONG): Likewise.
5105 (BT_FN_LONG_LONG_UINT_UINT): Likewise.
5106 (BT_FN_ULONG_ULONG_UINT_UINT): Likewise.
5107 (BT_FN_VOID_UINT32_UINT64_PTR): Likewise.
5108 (BT_FN_VOID_UINT32_UINT32_PTR): Likewise.
5109 (BT_FN_UINT_UINT_UINT_UINT_UINT): Likewise.
5110 (BT_FN_UINT_FLOAT_FLOAT_FLOAT_FLOAT): Likewise.
5111 (BT_FN_ULONG_ULONG_ULONG_UINT_UINT): Likewise.
5112 * doc/frontends.texi: List BRIG FE.
5113 * doc/install.texi (Testing): Add BRIG tesring requirements.
5114 * doc/invoke.texi (Overall Options): Mention BRIG.
5115 * doc/standards.texi (Standards): Doucment BRIG HSA version.
5117 2017-01-24 Richard Biener <rguenther@suse.de>
5119 PR translation/79208
5120 * ipa-devirt.c (odr_types_equivalent_p): Fix typo in diagnostic.
5122 2017-01-24 Martin Jambor <mjambor@suse.cz>
5125 * ipa-prop.c (ipa_free_all_node_params): Call summary destructor.
5126 * ipa-prop.c (ipa_node_params_t::insert): Initialize fields known_csts
5129 2017-01-24 Aldy Hernandez <aldyh@redhat.com>
5132 * gimple-ssa-warn-alloca.c (alloca_call_type): Make sure
5133 casts from signed to unsigned really don't have a range.
5135 2017-01-24 Markus Trippelsdorf <markus@trippelsdorf.de>
5137 * gimple-ssa-sprintf.c (format_floating): Change MPFR_RNDx to
5138 GMP_RNDx for compatiblity.
5140 2017-01-24 Martin Liska <mliska@suse.cz>
5143 * tree-ssa-reassoc.c (rewrite_expr_tree_parallel): Insert assert
5144 that would prevent us to call alloca with -1 as argument.
5146 2017-01-24 Jakub Jelinek <jakub@redhat.com>
5148 * dwarf2out.c (output_compilation_unit_header, output_file_names):
5149 Avoid -Wformat-security warning.
5151 2017-01-23 Andrew Pinski <apinski@cavium.com>
5153 * config/aarch64/aarch64.c (thunderx2t99_addrcost_table): Improve
5156 2017-01-23 Martin Sebor <msebor@redhat.com>
5159 * gimple-ssa-sprintf.c (warn_level): New global.
5160 (format_integer): Use it here and throughout the rest of the file.
5161 Use the same switch to compute sign as base.
5162 (maybe_warn): New function.
5163 (format_directive): Factor out warnings into maybe_warn.
5164 Add debugging output. Use warn_level.
5165 (add_bytes): Use warn_level.
5166 (pass_sprintf_length::compute_format_length): Add debugging output.
5167 (try_substitute_return_value): Same.
5168 (pass_sprintf_length::handle_gimple_call): Set and use warn_level.
5171 * gimple-ssa-sprintf.c (struct format_result): Remove constant member.
5172 (struct fmtresult, format_integer, format_floating): Adjust.
5173 (fmtresult::fmtresult): Set max correctly in two argument ctor.
5174 (get_string_length, format_string,format_directive): Same.
5175 (pass_sprintf_length::compute_format_length): Same.
5176 (try_substitute_return_value): Simplify slightly.
5179 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust formatting.
5180 (fmtresult::operator+=): Outlined.
5181 (struct fmtresult): Add ctors.
5182 (struct conversion_spec): Rename...
5183 (struct directive): ...to this. Add and remove data members.
5184 (directive::set_width, directive::set_precision): New functions.
5185 (format_percent): Use fmtresult ctor.
5186 (get_width_and_precision): Remove.
5187 (format_integer): Make naming changes. Avoid computing width and
5189 (format_floating): Same. Adjust indentation.
5190 (format_character, format_none): New functions.
5191 (format_string): Moved character handling to format_character.
5192 (format_directive): Remove arguments, change return type.
5193 (parse_directive): New function.
5194 (pass_sprintf_length::compute_format_length): Move directive
5195 parsing to parse_directive.
5197 2017-01-23 Jakub Jelinek <jakub@redhat.com>
5199 * tree.h (assign_assembler_name_if_neeeded): Rename to ...
5200 (assign_assembler_name_if_needed): ... this.
5201 * tree.c (assign_assembler_name_if_neeeded): Rename to ...
5202 (assign_assembler_name_if_needed): ... this.
5203 (free_lang_data_in_cgraph): Adjust callers.
5204 * cgraphunit.c (cgraph_node::analyze): Likewise.
5205 * omp-expand.c (expand_omp_taskreg, expand_omp_target):
5208 2017-01-23 Richard Biener <rguenther@suse.de>
5210 PR tree-optimization/79088
5211 PR tree-optimization/79188
5212 * tree-ssa-threadupdate.c (mark_threaded_blocks): Move code
5213 resetting loop bounds after last path deletion. Reset loop
5214 bounds of the target loop, make code match the comments.
5215 * tree-ssa-threadbackwards.c (pass_early_thread_jumps::execute):
5216 Make sure loops need no fixups.
5218 2017-01-23 Kelvin Nilsen <kelvin@gcc.gnu.org>
5220 * config/rs6000/rs6000-builtin.def (VSIEDPF): Add scalar insert
5221 exponent support with double type for first argument.
5222 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Changed
5223 type returned by __builtin_vec_extract_sig,
5224 __builtin_vec_extract_sig_sp, and __builtin_vec_extract_sig_dp
5225 functions from "vector int" to "vector unsigned int" or from
5226 "vector long long int" to "vector unsigned long long int".
5227 Changed type returned by __builtin_vec_extract_exp,
5228 __builtin_vec_extract_exp_sp, and __builtin_vec_extract_exp_dp
5229 functions from "vector int" to "vector unsigned int" or from
5230 "vector long long int" to "vector unsigned long long int".
5231 Changed return type of __builtin_vec_test_data_class,
5232 __builtin_vec_test_data_class_sp, and
5233 __builtin_vec_test_data_class_dp from "vector int" to
5234 "vector bool int" or from "vector long long int" to "vector bool
5235 long long int" and changed second argument type from "unsigned
5236 int" to "int". Added new overloaded function forms "vector float
5237 __builtin_vec_insert_exp (vector float, vector unsigned int)" and
5238 "vector float __builtin_vec_insert_exp_sp (vector float, vector
5239 unsigned int)" and "vector double __builtin_vec_insert_exp (vector
5240 double, vector unsigned long long int)" and "vector double
5241 __builtin_vec_insert_exp_dp (vector double, vector unsigned long
5242 long int)". Changed return type of
5243 __builtin_scalar_test_data_class and
5244 __builtin_scalar_test_data_class_sp and
5245 __builtin_scalar_test_data_class_dp from "unsigned int" to "bool
5246 int" and changed second argument from "unsigned int" to "int".
5247 Changed type returned by __builtin_scalar_test_neg,
5248 __builtin_scalar_test_neg_sp, and __builtin_scalar_test_neg_dp
5249 from "int" to "bool int". Added new overloaded function form
5250 "double __builtin_scalar_insert_exp (double, unsigned long long int)".
5251 * config/rs6000/vsx.md (xsiexpdpf): New insn for scalar insert
5252 exponent double-precision with floating point first argument.
5253 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Adjust
5254 documentation of scalar_test_data_class, scalar_test_neg,
5255 scalar_extract_sig, scalar_extract_exp, scalar_insert_exp,
5256 vector_extract_exp, vec_extract_sig, vec_insert_exp, and
5257 vec_test_data_class built-in functions to reflect refinements in
5258 their type signatures.
5260 2017-01-23 Andreas Tobler <andreast@gcc.gnu.org>
5262 * config/aarch64/aarch64.c (aarch64_elf_asm_constructor): Increase
5264 (aarch64_elf_asm_destructor): Likewise.
5266 2017-01-23 Bernd Schmidt <bschmidt@redhat.com>
5268 PR rtl-optimization/78634
5269 * config/i386/i386.c (ix86_max_noce_ifcvt_seq_cost): New function.
5270 (TARGET_MAX_NOCE_IFCVT_SEQ_COST): Define.
5271 * ifcvt.c (noce_try_cmove): Add missing cost check.
5273 PR rtl-optimization/71724
5274 * combine.c (if_then_else_cond): Look for situations where it is
5275 beneficial to undo the work of one of the recursive calls.
5277 2017-01-23 Bin Cheng <bin.cheng@arm.com>
5279 PR tree-optimization/70754
5280 * tree-predcom.c (stmt_combining_refs): New parameter INSERT_BEFORE.
5281 (reassociate_to_the_same_stmt): New parameter INSERT_BEFORE. Insert
5282 combined stmt before it if not NULL.
5283 (combine_chains): Process refs reversely and compute dominance point
5286 2017-01-23 Martin Liska <mliska@suse.cz>
5288 PR tree-optimization/79196
5289 * tree-ssa-strlen.c (fold_strstr_to_memcmp): Rename to ...
5290 (fold_strstr_to_strncmp): ... this. Fold the pattern to strncmp
5292 (strlen_optimize_stmt): Call the renamed function.
5294 2017-01-23 Michael Matz <matz@suse.de>
5296 PR tree-optimization/78384
5297 * tree-ssa-loop-split.c (patch_loop_exit): Use correct edge.
5299 2017-01-23 Richard Biener <rguenther@suse.de>
5301 PR tree-optimization/79186
5302 * tree-vrp.c (register_new_assert_for): Make sure we've seen
5303 both incoming edges before moving an assert.
5305 2017-01-23 Martin Jambor <mjambor@suse.cz>
5307 * ipa-prop.c (load_from_param_1): Removed.
5308 (load_from_unmodified_param): Bits from load_from_param_1 put back
5310 (load_from_param): Removed.
5311 (compute_complex_assign_jump_func): Removed stmt2 and just replaced it
5312 with stmt. Reverted back to use of load_from_unmodified_param.
5314 2017-01-23 Martin Jambor <mjambor@suse.cz>
5317 * ipa-prop.h (ipa_param_descriptor): Anotate with with GTY(()).
5318 (ipa_node_params): Annotate with GTY((for_user)). Make descriptors
5319 field a pointer to garbage collected vector, mark lattices and
5320 ipcp_orig_node with GTY((skip)).
5321 (ipa_get_param_count): Adjust to descriptors being a pointer.
5322 (ipa_get_param): Likewise.
5323 (ipa_get_type): Likewise.
5324 (ipa_get_param_move_cost): Likewise.
5325 (ipa_set_param_used): Likewise.
5326 (ipa_get_controlled_uses): Likewise.
5327 (ipa_set_controlled_uses): Likewise.
5328 (ipa_is_param_used): Likewise.
5329 (ipa_node_params_t): Move into garbage collector. New methods insert
5331 (ipa_node_params_sum): Annotate wth GTY(()).
5332 (ipa_check_create_node_params): Adjust to ipa_node_params_sum being
5334 (ipa_load_from_parm_agg): Adjust declaration.
5335 * ipa-icf.c (param_used_p): Adjust to descriptors being a pointer.
5336 * ipa-profile.c (ipa_profile): Likewise.
5337 * ipa-prop.c (ipa_get_param_decl_index_1): Likewise.
5338 (ipa_populate_param_decls): Make descriptors parameter garbage
5340 (ipa_dump_param): Adjust to descriptors being a pointer.
5341 (ipa_alloc_node_params): Likewise.
5342 (ipa_initialize_node_params): Likewise.
5343 (load_from_param_1): Make descriptors parameter garbage collected.
5344 (load_from_unmodified_param): Likewise.
5345 (load_from_param): Likewise.
5346 (ipa_load_from_parm_agg): Likewise.
5347 (ipa_node_params::~ipa_node_params): Removed.
5348 (ipa_free_all_node_params): Remove call to delete operator.
5349 (ipa_node_params_t::insert): New.
5350 (ipa_node_params_t::remove): Likewise.
5351 (ipa_node_params_t::duplicate): Adjust to descriptors being a pointer,
5352 copy known_csts and known_contexts vectors.
5353 (ipa_read_node_info): Adjust to descriptors being a pointer.
5354 (ipcp_modif_dom_walker): Make m_descriptors field garbage
5356 (ipcp_transform_function): Make descriptors variable garbage
5359 2017-01-23 Andrew Senkevich <andrew.senkevich@intel.com>
5361 * config/i386/avx512bwintrin.h: Add k-mask test, kortest intrinsics.
5362 * config/i386/avx512dqintrin.h: Ditto.
5363 * config/i386/avx512fintrin.h: Ditto.
5364 * gcc/config/i386/i386.c: Handle new builtins.
5365 * config/i386/i386-builtin.def: Add new builtins.
5366 * config/i386/sse.md (ktest<mode>, kortest<mode>): New.
5367 (UNSPEC_KORTEST, UNSPEC_KTEST): New.
5369 2017-01-23 Jakub Jelinek <jakub@redhat.com>
5370 Martin Liska <mliska@suse.cz>
5372 * asan.h: Define ASAN_USE_AFTER_SCOPE_ATTRIBUTE.
5373 * asan.c (asan_expand_poison_ifn): Support stores and use
5374 appropriate ASAN report function.
5375 * internal-fn.c (expand_ASAN_POISON_USE): New function.
5376 * internal-fn.def (ASAN_POISON_USE): Declare.
5377 * tree-into-ssa.c (maybe_add_asan_poison_write): New function.
5378 (maybe_register_def): Create ASAN_POISON_USE when sanitizing.
5379 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Remove
5380 ASAN_POISON calls w/o LHS.
5381 * tree-ssa.c (execute_update_addresses_taken): Create clobber
5382 for ASAN_MARK (UNPOISON, &x, ...) in order to prevent usage of a LHS
5383 from ASAN_MARK (POISON, &x, ...) coming to a PHI node.
5384 * gimplify.c (asan_poison_variables): Add attribute
5385 use_after_scope_memory to variables that really needs to live
5387 * tree-ssa.c (is_asan_mark_p): Do not rewrite into SSA when
5388 having the attribute.
5390 2017-01-23 Martin Liska <mliska@suse.cz>
5392 * asan.c (create_asan_shadow_var): New function.
5393 (asan_expand_poison_ifn): Likewise.
5394 * asan.h (asan_expand_poison_ifn): New declaration.
5395 * internal-fn.c (expand_ASAN_POISON): Likewise.
5396 * internal-fn.def (ASAN_POISON): New builtin.
5397 * sanopt.c (pass_sanopt::execute): Expand
5398 asan_expand_poison_ifn.
5399 * tree-inline.c (copy_decl_for_dup_finish): Make function
5401 * tree-inline.h (copy_decl_for_dup_finish): Likewise.
5402 * tree-ssa.c (is_asan_mark_p): New function.
5403 (execute_update_addresses_taken): Rewrite local variables
5404 (identified just by use-after-scope as addressable) into SSA.
5406 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
5408 * doc/install.texi (Specific): opensource.apple.com uses https
5409 now. Remove trailing slash.
5411 2017-01-22 Gerald Pfeifer <gerald@pfeifer.com>
5413 * README.Portability: Remove note on an Irix compatibility issue.
5415 2017-01-22 Dimitry Andric <dim@FreeBSD.org>
5417 * gcov.c (INCLUDE_ALGORITHM): Define.
5418 (INCLUDE_VECTOR): Define.
5419 No longer include <vector> and <algorithm> directly.
5421 2017-01-21 Gerald Pfeifer <gerald@pfeifer.com>
5423 * doc/extend.texi (Thread-Local): Change www.akkadia.org reference
5425 * doc/invoke.texi (Code Gen Options): Ditto.
5427 2017-01-21 Jan Hubicka <hubicka@ucw.cz>
5430 * cfg.c (update_bb_profile_for_threading): Fix updating of probablity.
5432 2017-01-21 Bernd Schmidt <bschmidt@redhat.com>
5434 rtl-optimization/79125
5435 * cprop.c (local_cprop_pass): Handle cases where we make an
5438 2017-01-20 Segher Boessenkool <segher@kernel.crashing.org>
5442 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Adjust address to
5443 read from, for big endian.
5445 2017-01-20 Jiong Wang <jiong.wang@arm.com>
5447 * config/aarch64/aarch64-builtins.c (aarch64_init_builtins): Register
5448 register pauth builtins for LP64 only.
5450 2017-01-20 Marek Polacek <polacek@redhat.com>
5453 * gimplify.c (should_warn_for_implicit_fallthrough): Handle consecutive
5456 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
5458 * omp-expand.c (expand_omp_simd): Clear PROP_gimple_lomp_dev regardless
5460 * omp-offload.c (pass_omp_device_lower::gate): Use PROP_gimple_lomp_dev.
5461 * passes.c (dump_properties): Handle PROP_gimple_lomp_dev.
5462 * tree-inline.c (expand_call_inline): Propagate PROP_gimple_lomp_dev.
5464 2017-01-20 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5467 * config/arm/arm.c (neon_valid_immediate): Reject vector constants
5468 in big-endian mode when they are not a single duplicated value.
5470 2017-01-20 Richard Biener <rguenther@suse.de>
5472 * BASE-VER: Bump to 7.0.1.
5474 2017-01-20 Alexander Monakov <amonakov@ispras.ru>
5476 * omp-low.c (omplow_simd_context): New struct. Use it...
5477 (lower_rec_simd_input_clauses): ...here and...
5478 (lower_rec_input_clauses): ...here to hold common data. Adjust all
5479 references to idx, lane, max_vf, is_simt.
5481 2017-01-20 Graham Markall <graham.markall@embecosm.com>
5483 * config/arc/arc.h (LINK_SPEC): Use arclinux_nps emulation when
5486 2017-01-20 Martin Jambor <mjambor@suse.cz>
5488 * hsa.h: Renaed to hsa-common.h. Adjusted a comment.
5489 * hsa.c: Renaed to hsa-common.c. Change include of gt-hsa.h to
5491 * Makefile.in (OBJS): Rename hsa.o to hsa-common.o.
5492 (GTFILES): Rename hsa.c to hsa-common.c.
5493 * hsa-brig.c: Change include of hsa.h to hsa-common.h.
5494 * hsa-dump.c: Likewise.
5495 * hsa-gen.c: Likewise.
5496 * hsa-regalloc.c: Likewise.
5497 * ipa-hsa.c: Likewise.
5498 * omp-expand.c: Likewise.
5499 * omp-low.c: Likewise.
5500 * toplev.c: Likewise.
5502 2017-01-20 Marek Polacek <polacek@redhat.com>
5505 * doc/invoke.texi: Document -Wduplicated-branches.
5506 * fold-const.c (operand_equal_p): Handle MODIFY_EXPR, INIT_EXPR,
5507 COMPOUND_EXPR, PREDECREMENT_EXPR, PREINCREMENT_EXPR,
5508 POSTDECREMENT_EXPR, POSTINCREMENT_EXPR, CLEANUP_POINT_EXPR, EXPR_STMT,
5509 STATEMENT_LIST, and RETURN_EXPR. For non-pure non-const functions
5510 return 0 only when not OEP_LEXICOGRAPHIC.
5511 (fold_build_cleanup_point_expr): Use the expression
5512 location when building CLEANUP_POINT_EXPR.
5513 * tree-core.h (enum operand_equal_flag): Add OEP_LEXICOGRAPHIC.
5514 * tree.c (add_expr): Handle error_mark_node.
5516 2017-01-20 Martin Liska <mliska@suse.cz>
5519 * tree-profile.c (init_ic_make_global_vars): Do not call
5521 (gimple_init_gcov_profiler): Likewise.
5523 2017-01-20 Martin Liska <mliska@suse.cz>
5526 * cgraph.h (maybe_create_reference): Remove argument and
5528 * cgraphclones.c (cgraph_node::create_virtual_clone): Remove one
5530 * ipa-cp.c (create_specialized_node): Likewise.
5531 * symtab.c (symtab_node::maybe_create_reference): Handle
5532 VAR_DECLs and ADDR_EXPRs and select ipa_ref_use type.
5534 2017-01-20 Martin Liska <mliska@suse.cz>
5536 * read-rtl-function.c (function_reader::create_function): Use
5537 build_decl instread of build_decl_stat.
5539 2017-01-20 Andrew Senkevich <andrew.senkevich@intel.com>
5541 * config/i386/avx512bwintrin.h: Add k-mask registers shift intrinsics.
5542 * config/i386/avx512dqintrin.h: Ditto.
5543 * config/i386/avx512fintrin.h: Ditto.
5544 * config/i386/i386-builtin-types.def: Add new types.
5545 * gcc/config/i386/i386.c: Handle new types.
5546 * config/i386/i386-builtin.def (__builtin_ia32_kshiftliqi)
5547 (__builtin_ia32_kshiftlihi, __builtin_ia32_kshiftlisi)
5548 (__builtin_ia32_kshiftlidi, __builtin_ia32_kshiftriqi)
5549 (__builtin_ia32_kshiftrihi, __builtin_ia32_kshiftrisi)
5550 (__builtin_ia32_kshiftridi): New.
5551 * config/i386/sse.md (k<code><mode>): Rename *k<code><mode>.
5553 2017-01-19 Segher Boessenkool <segher@kernel.crashing.org>
5557 * config/rs6000/rs6000.c (TARGET_STACK_PROTECT_GUARD): Unconditionally
5558 define to rs6000_init_stack_protect_guard.
5559 (rs6000_init_stack_protect_guard): New function.
5561 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
5562 Yunqiang Su <yunqiang.su@imgtec.com>
5564 * config.gcc (supported_defaults): Add madd4.
5565 (with_madd4): Add validation.
5566 (all_defaults): Add madd4.
5567 * config/mips/mips.opt (mmadd4): New option.
5568 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
5570 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
5572 (ISA_HAS_UNFUSED_MADD4): Gate with mips_madd4.
5573 (ISA_HAS_FUSED_MADD4): Likewise.
5574 * gcc/doc/invoke.texi (-mmadd4): Document the new option.
5575 * gcc/doc/install.texi (--with-madd4): Document the new option.
5577 2017-01-19 Jiong Wang <jiong.wang@arm.com>
5579 * config/aarch64/aarch64-builtins.c (enum aarch64_builtins): New
5580 entries for AARCH64_PAUTH_BUILTIN_XPACLRI,
5581 AARCH64_PAUTH_BUILTIN_PACIA1716, AARCH64_PAUTH_BUILTIN_AUTIA1716.
5582 (aarch64_init_pauth_hint_builtins): New.
5583 (aarch64_init_builtins): Call aarch64_init_pauth_hint_builtins.
5584 (aarch64_expand_builtin): Expand new builtins.
5586 2017-01-19 Jiong Wang <jiong.wang@arm.com>
5588 * reg-notes.def (CFA_TOGGLE_RA_MANGLE): New reg-note.
5589 * combine-stack-adj.c (no_unhandled_cfa): Handle
5590 REG_CFA_TOGGLE_RA_MANGLE.
5591 * dwarf2cfi.c (dwarf2out_frame_debug): Handle REG_CFA_TOGGLE_RA_MANGLE.
5592 * config/aarch64/aarch64.c (aarch64_expand_prologue): Generates DWARF
5593 info for return address signing.
5594 (aarch64_expand_epilogue): Likewise.
5596 2017-01-19 Jiong Wang <jiong.wang@arm.com>
5598 * config/aarch64/aarch64-opts.h (aarch64_function_type): New enum.
5599 * config/aarch64/aarch64-protos.h
5600 (aarch64_return_address_signing_enabled): New declaration.
5601 * config/aarch64/aarch64.c (aarch64_return_address_signing_enabled):
5603 (aarch64_expand_prologue): Sign return address before it's pushed onto
5605 (aarch64_expand_epilogue): Authenticate return address fetched from
5607 (aarch64_override_options): Sanity check for ILP32 and ISA level.
5608 (aarch64_attributes): New function attributes for "sign-return-address".
5609 * config/aarch64/aarch64.md (UNSPEC_AUTI1716, UNSPEC_AUTISP,
5610 UNSPEC_PACI1716, UNSPEC_PACISP, UNSPEC_XPACLRI): New unspecs.
5611 ("*do_return"): Generate combined instructions according to key index.
5612 ("<pauth_mnem_prefix>sp", "<pauth_mnem_prefix1716", "xpaclri"): New.
5613 * config/aarch64/iterators.md (PAUTH_LR_SP, PAUTH_17_16): New integer
5615 (pauth_mnem_prefix, pauth_hint_num_a): New integer attributes.
5616 * config/aarch64/aarch64.opt (msign-return-address=): New.
5617 * doc/extend.texi (AArch64 Function Attributes): Documents
5618 "sign-return-address=".
5619 * doc/invoke.texi (AArch64 Options): Documents "-msign-return-address=".
5621 2017-01-19 Matthew Fortune <matthew.fortune@imgtec.com>
5623 * doc/invoke.texi: Add missing -mlxc1-sxc1 options to
5624 overall option summary.
5626 2017-01-19 Jiong Wang <jiong.wang@arm.com>
5628 * config/aarch64/aarch64-arches.def: New entry for "armv8.3-a".
5629 * config/aarch64/aarch64.h (AARCH64_FL_V8_3, AARCH64_FL_FOR_ARCH8_3,
5630 AARCH64_ISA_V8_3, TARGET_ARMV8_3): New.
5631 * doc/invoke.texi (AArch64 Options): Document "armv8.3-a".
5633 2017-01-19 Michael Meissner <meissner@linux.vnet.ibm.com>
5635 * config/rs6000/rs6000-cpus.def (ISA_3_0_MASKS_SERVER): Enable
5636 -mpower9-minmax by default for -mcpu=power9.
5637 (ISA_3_MASKS_IEEE): Require -mvsx-small-integer to enable IEEE
5638 128-bit floating point.
5640 2017-01-20 Alan Modra <amodra@gmail.com>
5642 * config/rs6000/rs6000.md (cmpstrnsi, cmpstrsi): Fail if
5643 optimizing for size.
5645 2017-01-20 Alan Modra <amodra@gmail.com>
5648 * config/rs6000/rs6000.c (expand_strn_compare): Get the asm name
5649 for strcmp and strncmp from corresponding builtin decl.
5651 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
5653 * config.gcc (x86_64-*-rtems*): Use i386/rtemself.h
5654 instead of i386/rtems-64.h.
5655 * config/i386/rtems-64.h: Remove.
5657 2017-01-19 Uros Bizjak <ubizjak@gmail.com>
5661 2013-11-05 Uros Bizjak <ubizjak@gmail.com>
5663 * config/i386/rtemself.h (LONG_DOUBLE_TYPE_SIZE): New define.
5665 2017-01-19 Tamar Christina <tamar.christina@arm.com>
5667 * config/aarch64/aarch64.c (aarch64_simd_gen_const_vector_dup):
5668 Change int to HOST_WIDE_INT.
5669 * config/aarch64/aarch64-protos.h
5670 (aarch64_simd_gen_const_vector_dup): Likewise.
5671 * config/aarch64/aarch64-simd.md: Add copysign<mode>3.
5673 2017-01-19 David Malcolm <dmalcolm@redhat.com>
5675 * langhooks-def.h (lhd_type_for_size): New decl.
5676 (LANG_HOOKS_TYPE_FOR_SIZE): Define as lhd_type_for_size.
5677 * langhooks.c (lhd_type_for_size): New function, taken from
5680 2017-01-19 Pat Haugen <pthaugen@us.ibm.com>
5682 * config/rs6000/power9.md (power9-alu): Remove 'cmp' type and add
5683 define_bypass for CR latency.
5684 (power9-cracked-alu): Update bypass latency and remove power9-branch.
5685 (power9-alu2): Add define_bypass for CR latency.
5687 (power9-mul): Update insn latency.
5688 (power9-mul-compare): Update insn latency, bypass latency and remove
5691 2016-01-19 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
5693 * config/aarch64/aarch64-protos.h (aarch64_nopcrelative_literal_loads):
5695 * config/aarch64/aarch64.md
5696 (aarch64_reload_movcp<GPF_TF:mode><P:mode>): Delete reference to
5697 aarch64_nopcrelative_literal_loads.
5698 (aarch64_reload_movcp<VALL:mode><P:mode>): Likewise.
5700 2017-01-19 Chenghua Xu <paul.hua.gm@gmail.com>
5702 * config/mips/mips.h (ISA_HAS_FUSED_MADD4): Enable for
5704 (ISA_HAS_UNFUSED_MADD4): Exclude TARGET_LOONGSON_3A.
5706 2017-01-19 Doug Gilmore <doug.gilmore@imgtec.com>
5709 * config.gcc (supported_defaults): Add lxc1-sxc1.
5710 (with_lxc1_sxc1): Add validation.
5711 (all_defaults): Add lxc1-sxc1.
5712 * config/mips/mips.opt (mlxc1-sxc1): New option.
5713 * gcc/config/mips/mips.h (OPTION_DEFAULT_SPECS): Add a default for
5715 (TARGET_CPU_CPP_BUILTINS): Add builtin_define for
5716 __mips_no_lxc1_sxc1.
5717 (ISA_HAS_LXC1_SXC1): Gate with mips_lxc1_sxc1.
5718 * gcc/doc/invoke.texi (-mlxc1-sxc1): Document the new option.
5719 * doc/install.texi (--with-lxc1-sxc1): Document the new option.
5721 2017-01-19 Richard Biener <rguenther@suse.de>
5723 PR tree-optimization/72488
5724 * tree-ssa-sccvn.c (run_scc_vn): When we abort the VN make
5725 sure to restore SSA info.
5726 * tree-ssa.c (verify_ssa): Verify SSA info is not shared.
5728 2017-01-19 Richard Earnshaw <rearnsha@arm.com>
5730 PR rtl-optimization/79121
5731 * expr.c (expand_expr_real_2, case LSHIFT_EXPR): Look at the signedness
5732 of the inner type when shifting an extended value.
5734 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
5737 * symtab.c (symtab_node::equal_address_to): Fix comparing of
5738 interposable aliases.
5740 2017-01-18 Peter Bergner <bergner@vnet.ibm.com>
5743 * config/rs6000/spe.md (mov_si<mode>_e500_subreg0): Fix constraints.
5744 Use the evmergelohi instruction.
5745 (mov_si<mode>_e500_subreg4_2_le): Likewise.
5746 (mov_sitf_e500_subreg8_2_be): Likewise.
5747 (mov_sitf_e500_subreg12_2_le): Likewise.
5748 (mov_si<mode>_e500_subreg0_2_le): Fix constraints.
5749 (mov_si<mode>_e500_subreg4_2_be): Likewise.
5750 (mov_sitf_e500_subreg8_2_le): Likewise.
5751 (mov_sitf_e500_subreg12_2_be): Likewise.
5753 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5755 * config/rs6000/altivec.md (altivec_vbpermq): Change "type"
5756 attribute from vecsimple to vecperm.
5757 (altivec_vbpermq2): Likewise.
5759 2017-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5762 * config/rs6000/altivec.h: Fix typo of vec_cntlz to vec_cnttz.
5764 2017-01-18 Aaron Sawdey <acsawdey@linux.vnet.ibm.com>
5765 * config/rs6000/rs6000-protos.h (expand_strn_compare): Add arg.
5766 * config/rs6000/rs6000.c (expand_strn_compare): Add ability to expand
5767 strcmp. Fix bug where comparison didn't stop with zero byte. Fix
5768 case where N arg is SIZE_MAX.
5769 * config/rs6000/rs6000.md (cmpstrnsi): Args to expand_strn_compare.
5770 (cmpstrsi): Add pattern.
5772 2017-01-18 Michael Meissner <meissner@linux.vnet.ibm.com>
5774 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add
5775 __builtin_vec_revb builtins.
5776 * config/rs6000/rs6000-builtins.def (P9V_BUILTIN_XXBRQ_V16QI): Add
5777 built-in functions to support generation of the ISA 3.0 XXBR<x>
5778 vector byte reverse instructions.
5779 (P9V_BUILTIN_XXBRQ_V1TI): Likewise.
5780 (P9V_BUILTIN_XXBRD_V2DI): Likewise.
5781 (P9V_BUILTIN_XXBRD_V2DF): Likewise.
5782 (P9V_BUILTIN_XXBGW_V4SI): Likewise.
5783 (P9V_BUILTIN_XXBGW_V4SF): Likewise.
5784 (P9V_BUILTIN_XXBGH_V8HI): Likewise.
5785 (P9V_BUILTIN_VEC_REVB): Likewise.
5786 * config/rs6000/vsx.md (p9_xxbrq_v1ti): New insns/expanders to
5787 generate the ISA 3.0 XXBR<x> vector byte reverse instructions.
5788 (p9_xxbrq_v16qi): Likewise.
5789 (p9_xxbrd_<mode>, VSX_D iterator): Likewise.
5790 (p9_xxbrw_<mode>, VSX_W iterator): Likewise.
5791 (p9_xxbrh_v8hi): Likewise.
5792 * config/rs6000/altivec.h (vec_revb): Define if ISA 3.0.
5793 * doc/extend.texi (RS/6000 Altivec Built-ins): Document the
5794 vec_revb built-in functions.
5796 2017-01-18 Uros Bizjak <ubizjak@gmail.com>
5798 PR rtl-optimization/78952
5799 * config/i386/i386.md (any_extract): New code iterator.
5800 (*insvqi_2): Use any_extract for source operand.
5801 (*insvqi_3): Use any_shiftrt for source operand.
5803 2017-01-18 Wilco Dijkstra <wdijkstr@arm.com>
5805 * config/aarch64/aarch64.c (aarch64_sched_adjust_priority)
5807 (TARGET_SCHED_ADJUST_PRIORITY): Define target hook.
5809 2017-01-18 Matthias Klose <doko@ubuntu.com>
5811 * doc/install.texi: Allow default for --with-target-bdw-gc-include.
5813 2016-01-18 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5815 * config/rs6000/altivec.h (vec_bperm): Change #define.
5816 * config/rs6000/altivec.md (UNSPEC_VBPERMD): New enum constant.
5817 (altivec_vbpermq2): New define_insn.
5818 (altivec_vbpermd): Likewise.
5819 * config/rs6000/rs6000-builtin.def (VBPERMQ2): New monomorphic
5821 (VBPERMD): Likewise.
5822 (VBPERM): New polymorphic function interface.
5823 * config/rs6000/r6000-c.c (altivec_overloaded_builtins_table):
5824 Add entries for P9V_BUILTIN_VEC_VBPERM.
5825 * doc/extend.texi: Add interfaces for vec_bperm.
5827 2017-01-18 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
5829 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Downcase
5830 first letter of error messages.
5831 (s390_resolve_overloaded_builtin): Likewise.
5832 * config/s390/s390.c (s390_expand_builtin): Likewise.
5833 (s390_invalid_arg_for_unprototyped_fn): Likewise.
5834 (s390_valid_target_attribute_inner_p): Likewise.
5835 * config/s390/s390.md ("tabort"): Likewise.
5837 2017-01-18 Toma Tabacu <toma.tabacu@imgtec.com>
5839 * config/mips/mips.h (ISA_HAS_DIV3): Remove unused macro.
5840 (ISA_AVOID_DIV_HILO): New macro.
5841 (ISA_HAS_DIV): Use new ISA_AVOID_DIV_HILO macro.
5842 (ISA_HAS_DDIV): Likewise.
5844 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
5846 * doc/invoke.texi (fabi-version): Correct number of occurrences.
5848 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
5850 * doc/invoke.texi (fabi-version): Spelling fix.
5852 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
5855 * doc/invoke.texi (fabi-version): Mention mangling fix for
5858 2017-01-18 Markus Trippelsdorf <markus@trippelsdorf.de>
5861 * doc/invoke.texi (fabi-version): Document discriminator mangling.
5863 2017-01-17 Segher Boessenkool <segher@kernel.crashing.org>
5866 * config/rs6000/rs6000-opts.h (stack_protector_guard): New enum.
5867 * config/rs6000/rs6000.c (rs6000_option_override_internal): Handle
5869 * config/rs6000/rs6000.md (stack_protect_set): Handle the new more
5871 (stack_protect_test): Ditto.
5872 * config/rs6000/rs6000.opt (mstack-protector-guard=,
5873 mstack-protector-guard-reg=, mstack-protector-guard-offset=): New
5875 * doc/invoke.texi (Option Summary) [RS/6000 and PowerPC Options]:
5876 Add -mstack-protector-guard=, -mstack-protector-guard-reg=, and
5877 -mstack-protector-guard-offset=.
5878 (RS/6000 and PowerPC Options): Ditto.
5880 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
5882 * config/i386/i386.h (MASK_CLASS_P): New define.
5883 * config/i386/i386.c (inline_secondary_memory_needed): Ensure that
5884 there are no registers from different register sets also when
5885 mask registers are used. Update function comment.
5886 * config/i386/i386.md (*movsi_internal): Split (*k/*krm) alternative
5887 to (*k/*r) and (*k/*km) alternatives.
5889 2017-01-17 Wilco Dijkstra <wdijkstr@arm.com>
5891 * config/aarch64/aarch64.md (eh_return): Remove pattern and splitter.
5892 * config/aarch64/aarch64.h (AARCH64_EH_STACKADJ_REGNUM): Remove.
5893 (EH_RETURN_HANDLER_RTX): New define.
5894 * config/aarch64/aarch64.c (aarch64_frame_pointer_required):
5895 Force frame pointer in EH return functions.
5896 (aarch64_expand_epilogue): Add barrier for eh_return.
5897 (aarch64_final_eh_return_addr): Remove.
5898 (aarch64_eh_return_handler_rtx): New function.
5899 * config/aarch64/aarch64-protos.h (aarch64_final_eh_return_addr):
5901 (aarch64_eh_return_handler_rtx): New prototype.
5903 2017-01-17 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
5905 * config/rs6000/altivec.h (vec_rlmi): New #define.
5906 (vec_vrlnm): Likewise.
5907 (vec_rlnm): Likewise.
5908 * config/rs6000/altivec.md (UNSPEC_VRLMI): New UNSPEC enum value.
5909 (UNSPEC_VRLNM): Likewise.
5910 (VIlong): New mode iterator.
5911 (altivec_vrl<VI_char>mi): New define_insn.
5912 (altivec_vrl<VI_char>nm): Likewise.
5913 * config/rs6000/rs6000-builtin.def (VRLWNM): New monomorphic
5916 (RLNM): New polymorphic function entry.
5917 (VRLWMI): New monomorphic function entry.
5919 (RLMI): New polymorphic function entry.
5920 * config/rs6000/r6000-c.c (altivec_overloaded_builtin_table): Add
5921 new entries for P9V_BUILTIN_VEC_RLMI and P9V_BUILTIN_VEC_RLNM.
5922 * doc/extend.texi: Add description of vec_rlmi, vec_rlnm, and
5925 2017-01-17 Jakub Jelinek <jakub@redhat.com>
5928 * dwarf2out.c (field_byte_offset): Restore the
5929 PCC_BITFIELD_TYPE_MATTERS behavior for INTEGER_CST DECL_FIELD_OFFSET
5930 and DECL_FIELD_BIT_OFFSET. Use fold_build2 instead of build2 + fold.
5931 (analyze_variants_discr, gen_variant_part): Use fold_build2 instead
5934 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
5937 * config/aarch64/aarch64.c (TARGET_CUSTOM_FUNCTION_DESCRIPTORS): Define
5939 2017-01-17 Jakub Jelinek <jakub@redhat.com>
5942 * dwarf2out.c (add_data_member_location_attribute): For constant
5943 offset bitfield emit for -gdwarf-5 DW_AT_data_bit_offset attribute
5944 instead of DW_AT_data_member_location, DW_AT_bit_offset and
5945 DW_AT_byte_size attributes.
5947 2017-01-17 Eric Botcazou <ebotcazou@adacore.com>
5949 * config/rs6000/rs6000.c (rs6000_emit_move): Also use a TOC reference
5950 after forcing to constant memory when the code model is medium.
5952 2017-01-17 Julia Koval <julia.koval@intel.com>
5955 * config/i386/avx512fintrin.h
5956 (_mm512_i32gather_ps): Change __addr type to void const*.
5957 (_mm512_mask_i32gather_ps): Ditto.
5958 (_mm512_i32gather_pd): Ditto.
5959 (_mm512_mask_i32gather_pd): Ditto.
5960 (_mm512_i64gather_ps): Ditto.
5961 (_mm512_mask_i64gather_ps): Ditto.
5962 (_mm512_i64gather_pd): Ditto.
5963 (_mm512_mask_i64gather_pd): Ditto.
5964 (_mm512_i32gather_epi32): Ditto.
5965 (_mm512_mask_i32gather_epi32): Ditto.
5966 (_mm512_i32gather_epi64): Ditto.
5967 (_mm512_mask_i32gather_epi64): Ditto.
5968 (_mm512_i64gather_epi32): Ditto.
5969 (_mm512_mask_i64gather_epi32): Ditto.
5970 (_mm512_i64gather_epi64): Ditto.
5971 (_mm512_mask_i64gather_epi64): Ditto.
5972 (_mm512_i32scatter_ps): Change __addr type to void*.
5973 (_mm512_mask_i32scatter_ps): Ditto.
5974 (_mm512_i32scatter_pd): Ditto.
5975 (_mm512_mask_i32scatter_pd): Ditto.
5976 (_mm512_i64scatter_ps): Ditto.
5977 (_mm512_mask_i64scatter_ps): Ditto.
5978 (_mm512_i64scatter_pd): Ditto.
5979 (_mm512_mask_i64scatter_pd): Ditto.
5980 (_mm512_i32scatter_epi32): Ditto.
5981 (_mm512_mask_i32scatter_epi32): Ditto.
5982 (_mm512_i32scatter_epi64): Ditto.
5983 (_mm512_mask_i32scatter_epi64): Ditto.
5984 (_mm512_i64scatter_epi32): Ditto.
5985 (_mm512_mask_i64scatter_epi32): Ditto.
5986 (_mm512_i64scatter_epi64): Ditto.
5987 (_mm512_mask_i64scatter_epi64): Ditto.
5988 * config/i386/avx512pfintrin.h
5989 (_mm512_mask_prefetch_i32gather_pd): Change __addr type to void const*.
5990 (_mm512_mask_prefetch_i32gather_ps): Ditto.
5991 (_mm512_mask_prefetch_i64gather_pd): Ditto.
5992 (_mm512_mask_prefetch_i64gather_ps): Ditto.
5993 (_mm512_prefetch_i32scatter_pd): Change __addr type to void*.
5994 (_mm512_prefetch_i32scatter_ps): Ditto.
5995 (_mm512_mask_prefetch_i32scatter_pd): Ditto.
5996 (_mm512_mask_prefetch_i32scatter_ps): Ditto.
5997 (_mm512_prefetch_i64scatter_pd): Ditto.
5998 (_mm512_prefetch_i64scatter_ps): Ditto.
5999 (_mm512_mask_prefetch_i64scatter_pd): Ditto.
6000 (_mm512_mask_prefetch_i64scatter_ps): Ditto.
6001 * config/i386/avx512vlintrin.h
6002 (_mm256_mmask_i32gather_ps): Change __addr type to void const*.
6003 (_mm_mmask_i32gather_ps): Ditto.
6004 (_mm256_mmask_i32gather_pd): Ditto.
6005 (_mm_mmask_i32gather_pd): Ditto.
6006 (_mm256_mmask_i64gather_ps): Ditto.
6007 (_mm_mmask_i64gather_ps): Ditto.
6008 (_mm256_mmask_i64gather_pd): Ditto.
6009 (_mm_mmask_i64gather_pd): Ditto.
6010 (_mm256_mmask_i32gather_epi32): Ditto.
6011 (_mm_mmask_i32gather_epi32): Ditto.
6012 (_mm256_mmask_i32gather_epi64): Ditto.
6013 (_mm_mmask_i32gather_epi64): Ditto.
6014 (_mm256_mmask_i64gather_epi32): Ditto.
6015 (_mm_mmask_i64gather_epi32): Ditto.
6016 (_mm256_mmask_i64gather_epi64): Ditto.
6017 (_mm_mmask_i64gather_epi64): Ditto.
6018 (_mm256_i32scatter_ps): Change __addr type to void*.
6019 (_mm256_mask_i32scatter_ps): Ditto.
6020 (_mm_i32scatter_ps): Ditto.
6021 (_mm_mask_i32scatter_ps): Ditto.
6022 (_mm256_i32scatter_pd): Ditto.
6023 (_mm256_mask_i32scatter_pd): Ditto.
6024 (_mm_i32scatter_pd): Ditto.
6025 (_mm_mask_i32scatter_pd): Ditto.
6026 (_mm256_i64scatter_ps): Ditto.
6027 (_mm256_mask_i64scatter_ps): Ditto.
6028 (_mm_i64scatter_ps): Ditto.
6029 (_mm_mask_i64scatter_ps): Ditto.
6030 (_mm256_i64scatter_pd): Ditto.
6031 (_mm256_mask_i64scatter_pd): Ditto.
6032 (_mm_i64scatter_pd): Ditto.
6033 (_mm_mask_i64scatter_pd): Ditto.
6034 (_mm256_i32scatter_epi32): Ditto.
6035 (_mm256_mask_i32scatter_epi32): Ditto.
6036 (_mm_i32scatter_epi32): Ditto.
6037 (_mm_mask_i32scatter_epi32): Ditto.
6038 (_mm256_i32scatter_epi64): Ditto.
6039 (_mm256_mask_i32scatter_epi64): Ditto.
6040 (_mm_i32scatter_epi64): Ditto.
6041 (_mm_mask_i32scatter_epi64): Ditto.
6042 (_mm256_i64scatter_epi32): Ditto.
6043 (_mm256_mask_i64scatter_epi32): Ditto.
6044 (_mm_i64scatter_epi32): Ditto.
6045 (_mm_mask_i64scatter_epi32): Ditto.
6046 (_mm256_i64scatter_epi64): Ditto.
6047 (_mm256_mask_i64scatter_epi64): Ditto.
6048 (_mm_i64scatter_epi64): Ditto.
6049 (_mm_mask_i64scatter_epi64): Ditto.
6050 * config/i386/i386-builtin-types.def (V16SF_V16SF_PCFLOAT_V16SI_HI_INT)
6051 (V8DF_V8DF_PCDOUBLE_V8SI_QI_INT, V8SF_V8SF_PCFLOAT_V8DI_QI_INT)
6052 (V8DF_V8DF_PCDOUBLE_V8DI_QI_INT, V16SI_V16SI_PCINT_V16SI_HI_INT)
6053 (V8DI_V8DI_PCINT64_V8SI_QI_INT, V8SI_V8SI_PCINT_V8DI_QI_INT)
6054 (V8DI_V8DI_PCINT64_V8DI_QI_INT, V2DF_V2DF_PCDOUBLE_V4SI_QI_INT)
6055 (V4DF_V4DF_PCDOUBLE_V4SI_QI_INT, V2DF_V2DF_PCDOUBLE_V2DI_QI_INT)
6056 (V4DF_V4DF_PCDOUBLE_V4DI_QI_INT, V4SF_V4SF_PCFLOAT_V4SI_QI_INT)
6057 (V8SF_V8SF_PCFLOAT_V8SI_QI_INT, V4SF_V4SF_PCFLOAT_V2DI_QI_INT)
6058 (V4SF_V4SF_PCFLOAT_V4DI_QI_INT, V2DI_V2DI_PCINT64_V4SI_QI_INT)
6059 (V4DI_V4DI_PCINT64_V4SI_QI_INT, V2DI_V2DI_PCINT64_V2DI_QI_INT)
6060 (V4DI_V4DI_PCINT64_V4DI_QI_INT, V4SI_V4SI_PCINT_V4SI_QI_INT)
6061 (V8SI_V8SI_PCINT_V8SI_QI_INT, V4SI_V4SI_PCINT_V2DI_QI_INT)
6062 (V4SI_V4SI_PCINT_V4DI_QI_INT, VOID_PFLOAT_HI_V16SI_V16SF_INT)
6063 (VOID_PFLOAT_QI_V8SI_V8SF_INT, VOID_PFLOAT_QI_V4SI_V4SF_INT)
6064 (VOID_PDOUBLE_QI_V8SI_V8DF_INT, VOID_PDOUBLE_QI_V4SI_V4DF_INT)
6065 (VOID_PDOUBLE_QI_V4SI_V2DF_INT, VOID_PFLOAT_QI_V8DI_V8SF_INT)
6066 (VOID_PFLOAT_QI_V4DI_V4SF_INT, VOID_PFLOAT_QI_V2DI_V4SF_INT)
6067 (VOID_PDOUBLE_QI_V8DI_V8DF_INT, VOID_PDOUBLE_QI_V4DI_V4DF_INT)
6068 (VOID_PDOUBLE_QI_V2DI_V2DF_INT, VOID_PINT_HI_V16SI_V16SI_INT)
6069 (VOID_PINT_QI_V8SI_V8SI_INT, VOID_PINT_QI_V4SI_V4SI_INT)
6070 (VOID_PLONGLONG_QI_V8SI_V8DI_INT, VOID_PLONGLONG_QI_V4SI_V4DI_INT)
6071 (VOID_PLONGLONG_QI_V4SI_V2DI_INT, VOID_PINT_QI_V8DI_V8SI_INT)
6072 (VOID_PINT_QI_V4DI_V4SI_INT, VOID_PINT_QI_V2DI_V4SI_INT)
6073 (VOID_PLONGLONG_QI_V8DI_V8DI_INT, VOID_QI_V8SI_PCINT64_INT_INT)
6074 (VOID_PLONGLONG_QI_V4DI_V4DI_INT, VOID_PLONGLONG_QI_V2DI_V2DI_INT)
6075 (VOID_HI_V16SI_PCINT_INT_INT, VOID_QI_V8DI_PCINT64_INT_INT)
6076 (VOID_QI_V8DI_PCINT_INT_INT): Remove.
6077 (V16SF_V16SF_PCVOID_V16SI_HI_INT, V8DF_V8DF_PCVOID_V8SI_QI_INT)
6078 (V8SF_V8SF_PCVOID_V8DI_QI_INT, V8DF_V8DF_PCVOID_V8DI_QI_INT)
6079 (V16SI_V16SI_PCVOID_V16SI_HI_INT, V8DI_V8DI_PCVOID_V8SI_QI_INT)
6080 (V8SI_V8SI_PCVOID_V8DI_QI_INT, V8DI_V8DI_PCVOID_V8DI_QI_INT)
6081 (VOID_PVOID_HI_V16SI_V16SF_INT, VOID_PVOID_QI_V8SI_V8DF_INT)
6082 (VOID_PVOID_QI_V8DI_V8SF_INT, VOID_PVOID_QI_V8DI_V8DF_INT)
6083 (VOID_PVOID_HI_V16SI_V16SI_INT, VOID_PVOID_QI_V8SI_V8DI_INT)
6084 (VOID_PVOID_QI_V8DI_V8SI_INT, VOID_PVOID_QI_V8DI_V8DI_INT)
6085 (V2DF_V2DF_PCVOID_V4SI_QI_INT, V4DF_V4DF_PCVOID_V4SI_QI_INT)
6086 (V2DF_V2DF_PCVOID_V2DI_QI_INT, V4DF_V4DF_PCVOID_V4DI_QI_INT
6087 (V4SF_V4SF_PCVOID_V4SI_QI_INT, V8SF_V8SF_PCVOID_V8SI_QI_INT)
6088 (V4SF_V4SF_PCVOID_V2DI_QI_INT, V4SF_V4SF_PCVOID_V4DI_QI_INT)
6089 (V2DI_V2DI_PCVOID_V4SI_QI_INT, V4DI_V4DI_PCVOID_V4SI_QI_INT)
6090 (V2DI_V2DI_PCVOID_V2DI_QI_INT, V4DI_V4DI_PCVOID_V4DI_QI_INT)
6091 (V4SI_V4SI_PCVOID_V4SI_QI_INT, V8SI_V8SI_PCVOID_V8SI_QI_INT)
6092 (V4SI_V4SI_PCVOID_V2DI_QI_INT, V4SI_V4SI_PCVOID_V4DI_QI_INT)
6093 (VOID_PVOID_QI_V8SI_V8SF_INT, VOID_PVOID_QI_V4SI_V4SF_INT)
6094 (VOID_PVOID_QI_V4SI_V4DF_INT, VOID_PVOID_QI_V4SI_V2DF_INT)
6095 (VOID_PVOID_QI_V4DI_V4SF_INT, VOID_PVOID_QI_V2DI_V4SF_INT)
6096 (VOID_PVOID_QI_V4DI_V4DF_INT, VOID_PVOID_QI_V2DI_V2DF_INT)
6097 (VOID_PVOID_QI_V8SI_V8SI_INT, VOID_PVOID_QI_V4SI_V4SI_INT)
6098 (VOID_PVOID_QI_V4SI_V4DI_INT, VOID_PVOID_QI_V4SI_V2DI_INT)
6099 (VOID_PVOID_QI_V4DI_V4SI_INT, VOID_PVOID_QI_V2DI_V4SI_INT)
6100 (VOID_PVOID_QI_V4DI_V4DI_INT, VOID_PVOID_QI_V2DI_V2DI_INT)
6101 (VOID_QI_V8SI_PCVOID_INT_INT, VOID_HI_V16SI_PCVOID_INT_INT)
6102 (VOID_QI_V8DI_PCVOID_INT_INT): Add.
6103 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Adjust builtin
6104 definitions accordingly.
6106 2017-01-17 Kito Cheng <kito.cheng@gmail.com>
6107 Kuan-Lin Chen <kuanlinchentw@gmail.com>
6110 * internal-fn.c (expand_mul_overflow): Use convert_modes instead of
6113 2017-01-17 Vladimir Makarov <vmakarov@redhat.com>
6116 * ira-conflicts.c (ira_build_conflicts): Update total conflict
6117 hard regs for inner regno.
6119 2017-01-17 Martin Liska <mliska@suse.cz>
6122 * ipa-polymorphic-call.c (contains_type_p): Fix wrong
6123 assumption and add comment.
6125 2017-01-17 Nathan Sidwell <nathan@acm.org>
6127 * ipa-visibility.c (localize_node): New function, broken out of ...
6128 (function_and_variable_visibility): ... here. Call it.
6130 2017-01-17 Jan Hubicka <hubicka@ucw.cz>
6133 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges):
6134 correctly set frequency of oudgoing edge.
6135 (duplicate_thread_path): Fix profile updating.
6137 2017-01-17 Jakub Jelinek <jakub@redhat.com>
6140 * configure.ac: Add GCC_BASE_VER.
6141 * Makefile.in (version): Use @get_gcc_base_ver@ instead of cat to get
6142 version from BASE-VER file.
6143 (CFLAGS-gcc.o): Add -DBASEVER=$(BASEVER_s).
6144 (gcc.o): Depend on $(BASEVER).
6145 * common.opt (dumpfullversion): New option.
6146 * gcc.c (driver_handle_option): Handle OPT_dumpfullversion.
6147 * doc/invoke.texi: Document -dumpfullversion.
6148 * doc/install.texi: Document --with-gcc-major-version-only.
6149 * configure: Regenerated.
6151 2017-01-17 Richard Biener <rguenther@suse.de>
6153 PR tree-optimization/71433
6154 * tree-vrp.c (register_new_assert_for): Merge same asserts
6155 on all incoming edges.
6156 (process_assert_insertions_for): Handle insertions at the
6159 2017-01-17 Gerald Pfeifer <gerald@pfeifer.com>
6161 * config/i386/cygwin.h (LIBGCJ_SONAME): Remove.
6162 * config/i386/mingw32.h (LIBGCJ_SONAME): Remove.
6164 2017-01-17 Kaz Kojima <kkojima@gcc.gnu.org>
6167 * config/sh/sh.md (cmpeqsi_t+1): Call copy_rtx to avoid invalid
6170 2017-01-17 Alan Modra <amodra@gmail.com>
6173 * config/rs6000/rs6000.md (elf_high, elf_low): Disable when pic.
6174 * config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Don't allow
6175 symbolic stack limit when pic.
6177 2017-01-16 Martin Sebor <msebor@redhat.com>
6179 PR tree-optimization/78608
6180 * gimple-ssa-sprintf.c (tree_digits): Avoid negating TYPE_MIN.
6182 2017-01-16 Jeff Law <law@redhat.com>
6185 2016-12-02 Tadek Kijkowski <tkijkowski@gmail.com>
6186 * Makefile.in (PREPROCESSOR_DEFINES): Add a level of indirection
6187 for several include directories that may be relative to sysroot.
6188 * config/i386/x-mingw32 (gplus_includedir): Define.
6189 (gplus_tool_includedir, gplus_backward_include_dir): Likewise.
6190 (native_system_includedir): Likewise.
6191 * config/i386/mingw32.h (STANDARD_STARTFILE_PREFIX_1): Do not
6192 override if TARGET_SYSTEM_ROOT is defined.
6193 (NATIVE_SYSTEM_HEADER_DIR): Likewise.
6195 PR tree-optimization/79090
6196 PR tree-optimization/33562
6197 PR tree-optimization/61912
6198 PR tree-optimization/77485
6199 * tree-ssa-dse.c (compute_trims): Accept STMT argument. Dump STMT
6200 and computed trims into the dump file.
6202 2017-01-17 Uros Bizjak <ubizjak@gmail.com>
6204 * config/i386/i386.h (LIMIT_RELOAD_CLASS): Remove.
6206 2017-01-16 Jakub Jelinek <jakub@redhat.com>
6209 * gimplify.c (gimplify_init_constructor): If want_value and
6210 object == lhs, unshare lhs to avoid invalid tree sharing. Formatting
6214 * loop-doloop.c (doloop_modify): Call unshare_all_rtl_in_chain on
6215 sequence. Formatting fixes.
6216 (doloop_optimize): Formatting fixes.
6219 * gcc.c (debug_level_greater_than_spec_func): New function.
6220 (static_spec_functions): Add debug-level-gt spec function.
6221 (ASM_DEBUG_SPEC, cpp_options): Use %:debug-level-gt(0) instead of
6223 * config/darwin.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
6224 * config/darwin9.h (DSYMUTIL_SPEC, ASM_DEBUG_SPEC): Likewise.
6225 * common.opt (g, gcoff, gdwarf, gdwarf-, ggdb, gno-pubnames,
6226 gpubnames, ggnu-pubnames, gno-record-gcc-switches,
6227 grecord-gcc-switches, gno-strict-dwarf, gstrict-dwarf, gstabs,
6228 gstabs+, gtoggle, gvms, gxcoff, gxcoff+): Add Driver flag.
6230 2017-01-16 Uros Bizjak <ubizjak@gmail.com>
6232 * config/i386/i386.h (HARD_REGNO_CALLER_SAVE_MODE): Apply HImode and
6233 QImode fixups to general and mask registers only.
6235 2017-01-16 Carl Love <cel@us.ibm.com>
6237 * config/rs6000/rs6000-c (altivec_overloaded_builtins): Add support
6238 for built-in functions
6239 vector signed char vec_nabs (vector signed char)
6240 vector signed short vec_nabs (vector signed short)
6241 vector signed int vec_nabs (vector signed int)
6242 vector signed long long vec_nabs (vector signed long long)
6243 vector float vec_nabs (vector float)
6244 vector double vec_nabs (vector double)
6245 * config/rs6000/rs6000-builtin.def: Add definitions for NABS functions
6247 * config/rs6000/altivec.md: New define_expand nabs<mode>2 types
6248 * config/rs6000/altivec.h: New define for vec_nabs built-in function.
6249 * doc/extend.texi: Update the documentation file for the new built-in
6252 2017-01-16 Martin Sebor <msebor@redhat.com>
6254 * gimple-ssa-sprintf.c (format_directive): Correct a typo in a warning
6257 2017-01-16 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6259 * config/rs6000/rs6000.c (rtx_is_swappable_p): Change
6260 UNSPEC_VSX__XXSPLTD to require special splat handling.
6262 2017-01-16 David Malcolm <dmalcolm@redhat.com>
6265 * system.h: Poison strndup.
6267 2017-01-16 Alan Modra <amodra@gmail.com>
6270 * config/rs6000/rs6000.c (rs6000_legitimate_combined_insn): Don't
6273 2017-01-16 Georg-Johann Lay <avr@gjlay.de>
6275 * config/avr/avr.h (BRANCH_COST) [reload_completed]: Increase by 4.
6277 2017-01-15 Uros Bizjak <ubizjak@gmail.com>
6279 * config/i386/i386.c (ix86_legitimate_combined_insn): Do not
6280 call recog here. Assert that INSN_CODE (insn) is non-negative.
6282 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
6285 * cfgrtl.c (rtl_split_edge): Also patch jump insns that jump to the
6287 * haifa-sched.c (dump_insn_stream): Don't crash if there is a label
6288 in the currently scheduled RTL fragment.
6290 2017-01-15 Segher Boessenkool <segher@kernel.crashing.org>
6292 PR rtl-optimization/78751
6293 * ifcvt.c (find_cond_trap): If we generated a non-existing insn,
6296 2017-01-14 Jeff Law <law@redhat.com>
6298 PR tree-optimization/79090
6299 * tree-ssa-dse.c (valid_ao_ref_for_dse): Reject zero length and
6300 variable length stores.
6301 (compute_trims): Delete dead assignment to *trim_tail.
6302 (dse_dom_walker::dse_optimize_stmt): Optimize mem* calls with
6305 2017-01-14 Bernd Schmidt <bschmidt@redhat.com>
6307 PR rtl-optimization/78626
6308 PR rtl-optimization/78727
6309 * cprop.c (one_cprop_pass): Collect unconditional traps in the middle
6310 of a block, and split such blocks after everything else is finished.
6312 2017-01-14 Alan Modra <amodra@gmail.com>
6315 * combine.c (recog_for_combine_1): Set INSN_CODE before calling
6316 target legitimate_combined_insn.
6317 * config/rs6000/rs6000.c (TARGET_LEGITIMATE_COMBINED_INSN): Define.
6318 (rs6000_legitimate_combined_insn): New function.
6319 * config/rs6000/rs6000.md (UNSPEC_DOLOOP): Delete, and remove
6321 (ctr<mode>_internal3): Rename from *ctr<mode>_internal5.
6322 (ctr<mode>_internal4): Rename from *ctr<mode>_internal6.
6323 (ctr<mode>_internal1, ctr<mode>_internal2): Remove '*' from name.
6325 2017-01-14 Gerald Pfeifer <gerald@pfeifer.com>
6327 * doc/frontends.texi (G++ and GCC): Remove references to Java.
6329 2017-01-13 Jeff Law <law@redhat.com>
6331 PR tree-optimization/33562
6332 PR tree-optimization/61912
6333 PR tree-optimization/77485
6334 * tree-ssa-dse.c (delete_dead_call): Accept gsi rather than
6336 (delete_dead_assignment): Likewise.
6337 (dse_dom_walker::dse_optimize_stmt): Pass in the gsi rather than
6338 statement to delete_dead_call and delete_dead_assignment.
6340 2017-01-13 David Malcolm <dmalcolm@redhat.com>
6343 * substring-locations.c (format_warning_va): Strengthen case 1 so
6344 that both endpoints of the substring must be within the format
6345 range for just the substring to be printed.
6347 2017-01-13 Uros Bizjak <ubizjak@gmail.com>
6349 * config/i386/i386.opt (msgx): Use ix86_isa_flags2 variable.
6350 * config/i386/i386.c (ix86_target_string): Add missing options
6351 to isa_opts and reorder options by implied ISAs. Rename isa_opts2 to
6352 isa2_opts, ix86_flag_opts to flag2_opts, ix86_target_other to
6353 flags_other and ix86_target_other to flags2_other. Display unknown
6355 (ix86_valid_target_attribute_inner_p): Add missing options and
6356 reorder options by implied ISAs, as in ix86_target_string.
6358 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
6360 * hash-table.h (hash_table::too_empty_p): New function.
6361 (hash_table::expand): Use it.
6362 (hash_table::traverse): Likewise.
6363 (hash_table::empty_slot): Use sizeof (value_type) instead of
6364 sizeof (PTR) to convert bytes to elements. Shrink the table
6365 if the current size is excessive for the current number of
6368 2017-01-13 Richard Sandiford <richard.sandiford@arm.com>
6370 * ira-costs.c (record_reg_classes): Break from the inner loop
6371 early once alt_fail is known to be true. Update outer loop
6372 handling accordingly.
6374 2017-01-13 Jeff Law <law@redhat.com>
6376 * tree-ssa-dse.c (decrement_count): New function.
6377 (increment_start_addr, maybe_trim_memstar_call): Likewise.
6378 (dse_dom_walker::optimize_stmt): Call maybe_trim_memstar_call directly
6379 when we know the partially dead statement is a mem* function.
6381 PR tree-optimization/61912
6382 PR tree-optimization/77485
6383 * tree-ssa-dse.c: Include expr.h.
6384 (maybe_trim_constructor_store): New function.
6385 (maybe_trim_partially_dead_store): Call maybe_trim_constructor_store.
6387 PR tree-optimization/33562
6388 PR tree-optimization/61912
6389 PR tree-optimization/77485
6390 * doc/invoke.texi: Document new dse-max-object-size param.
6391 * params.def (PARM_DSE_MAX_OBJECT_SIZE): New PARAM.
6392 * tree-ssa-dse.c: Include params.h.
6393 (dse_store_status): New enum.
6394 (initialize_ao_ref_for_dse): New, partially extracted from
6396 (valid_ao_ref_for_dse, normalize_ref): New.
6397 (setup_live_bytes_from_ref, compute_trims): Likewise.
6398 (clear_bytes_written_by, maybe_trim_complex_store): Likewise.
6399 (maybe_trim_partially_dead_store): Likewise.
6400 (maybe_trim_complex_store): Likewise.
6401 (dse_classify_store): Renamed from dse_possibly_dead_store_p.
6402 Track what bytes live from the original store. Return tri-state
6403 for dead, partially dead or live.
6404 (dse_dom_walker): Add constructor, destructor and new private members.
6405 (delete_dead_call, delete_dead_assignment): New extracted from
6407 (dse_optimize_stmt): Make a member of dse_dom_walker.
6408 Use initialize_ao_ref_for_dse.
6410 PR tree-optimization/33562
6411 PR tree-optimization/61912
6412 PR tree-optimization/77485
6413 * sbitmap.h (bitmap_count_bits): Prototype.
6414 (bitmap_clear_range, bitmap_set_range): Likewise.
6415 * sbitmap.c (bitmap_clear_range): New function.
6416 (bitmap_set_range, sbitmap_popcount, bitmap_count_bits): Likewise.
6418 2017-01-13 Martin Liska <mliska@suse.cz>
6421 * function.c (set_cfun): Add new argument force.
6422 * function.h (set_cfun): Likewise.
6423 * ipa-inline-transform.c (inline_call): Use the function when
6424 strict alising from is dropped for function we inline to.
6426 2017-01-13 Richard Biener <rguenther@suse.de>
6428 * tree-pretty-print.c (dump_generic_node): Fix inverted condition
6429 for dumping GIMPLE INTEGER_CSTs.
6431 2017-01-13 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
6433 * config/sol2.h (TARGET_OS_CPP_BUILTINS): Define __STDC_VERSION__
6434 to 201112L since C++17.
6436 2017-01-13 Maxim Ostapenko <m.ostapenko@samsung.com>
6439 * asan.c (asan_needs_odr_indicator_p): Don't emit ODR indicators
6440 if -fsanitize=kernel-address is present.
6442 2017-01-13 Richard Biener <rguenther@suse.de>
6444 * tree-pretty-print.c (dump_generic_node): Dump INTEGER_CSTs
6445 as _Literal ( type ) number in case usual suffixes do not
6446 preserve all information.
6448 2017-01-13 Richard Biener <rguenther@suse.de>
6450 PR tree-optimization/77283
6451 * gimple-ssa-split-paths.c: Include gimple-ssa.h, tree-phinodes.h
6452 and ssa-iterators.h.
6453 (is_feasible_trace): Implement a cost model based on joiner
6456 2017-01-12 Michael Meissner <meissner@linux.vnet.ibm.com>
6459 * config/rs6000/rs6000.md (FP_ISA3): Do not optimize converting
6460 char or short to __float128/_Float128 directly.
6462 2017-01-12 Martin Sebor <msebor@redhat.com>
6464 to -Wformat-overflow.
6465 * gimple-ssa-sprintf.c (pass_sprintf_length::gate): Adjust.
6466 (min_bytes_remaining): Same.
6467 (get_string_length): Same.
6468 (format_string): Same.
6469 (format_directive): Same.
6471 (pass_sprintf_length::handle_gimple_call): Same.
6473 2017-01-12 Jakub Jelinek <jakub@redhat.com>
6475 * gimple-ssa-sprintf.c (try_substitute_return_value): Remove
6476 info.nowrite calls with no lhs that can't throw. Return bool
6477 whether gsi_remove has been called or not.
6478 (pass_sprintf_length::handle_gimple_call): Return bool whether
6479 try_substitute_return_value called gsi_remove. Formatting fix.
6480 (pass_sprintf_length::execute): Don't use gsi_remove if
6481 handle_gimple_call returned true.
6484 * cfgrtl.c (rtl_tidy_fallthru_edge): For any_uncondjump_p that can't
6485 be removed due to side-effects, don't remove following barrier nor
6486 turn the successor edge into fallthru edge.
6488 2017-01-12 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
6491 * config/rs6000/rs6000.c (insn_is_swappable_p): Mark
6492 element-reversing loads and stores as not swappable.
6494 2017-01-12 Nathan Sidwell <nathan@acm.org>
6495 Nicolai Stange <nicstange@gmail.com>
6497 * combine.c (try_combine): Don't ignore result of overlap checking
6498 loop. Combine overlap & asm check into single loop.
6500 2017-01-12 Richard Biener <rguenther@suse.de>
6502 * tree-pretty-print.c (dump_generic_node): Provide -gimple
6503 variant for MEM_REF. Sanitize INTEGER_CST for -gimple.
6505 2017-01-12 Richard Biener <rguenther@suse.de>
6507 * tree.c (initialize_tree_contains_struct): Make TS_OPTIMIZATION
6508 and TS_TARGET_OPTION directly derive from TS_BASE.
6509 * tree-core.h (tree_optimization_option): Derive from tree_base.
6510 (tree_target_option): Likewise.
6512 2017-01-11 Uros Bizjak <ubizjak@gmail.com>
6514 * config/i386/i386.c (memory_address_length): Increase len
6515 only when rip_relative_addr_p returns false.
6517 2017-01-11 Julia Koval <julia.koval@intel.com>
6519 * common/config/i386/i386-common.c (OPTION_MASK_ISA_SGX_UNSET): New.
6520 (OPTION_MASK_ISA_SGX_SET): New.
6521 (ix86_handle_option): Handle OPT_msgx.
6522 * config.gcc: Added sgxintrin.h.
6523 * config/i386/driver-i386.c (host_detect_local_cpu): Detect sgx.
6524 * config/i386/i386-c.c (ix86_target_macros_internal): Define __SGX__.
6525 * config/i386/i386.c (ix86_target_string): Add -msgx.
6527 (ix86_option_override_internal): Handle new options.
6528 (ix86_valid_target_attribute_inner_p): Add sgx.
6529 * config/i386/i386.h (TARGET_SGX, TARGET_SGX_P): New.
6530 * config/i386/i386.opt: Add msgx.
6531 * config/i386/sgxintrin.h: New file.
6532 * config/i386/x86intrin.h: Add sgxintrin.h.
6534 2017-01-11 Jakub Jelinek <jakub@redhat.com>
6537 * fold-const.c (maybe_nonzero_address): Return 1 for function
6539 (tree_single_nonzero_warnv_p): Don't handle function local objects
6543 * gcc.c (default_compilers): Don't add -o %g.s for -S -save-temps
6546 2017-01-11 David Malcolm <dmalcolm@redhat.com>
6549 * opts.c: Include "spellcheck.h"
6550 (struct string_fragment): New struct.
6551 (struct edit_distance_traits<const string_fragment &>): New
6553 (get_closest_sanitizer_option): New function.
6554 (parse_sanitizer_options): Offer suggestions for unrecognized arguments.
6556 2017-01-11 Jakub Jelinek <jakub@redhat.com>
6558 * dwarf2out.c (DWARF_COMPILE_UNIT_HEADER_SIZE): For DWARF5 decrease
6560 (DWARF_COMDAT_TYPE_UNIT_HEADER_SIZE): Always
6561 DWARF_COMPILE_UNIT_HEADER_SIZE plus 12.
6562 (DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE): Define.
6563 (calc_base_type_die_sizes): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE
6564 for initial die_offset if dwarf_split_debug_info.
6565 (output_comp_unit): Use DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE for
6566 initial next_die_offset if dwo_id is non-NULL. Don't emit padding
6568 (output_skeleton_debug_sections): Formatting fix. Use
6569 DWARF_COMPILE_UNIT_SKELETON_HEADER_SIZE instead of
6570 DWARF_COMPILE_UNIT_HEADER_SIZE. Don't emit padding.
6572 2017-01-11 Wilco Dijkstra <wdijkstr@arm.com>
6574 * config/arm/cortex-a53.md: Add bypasses for
6576 (cortex_a53_r2f): Only use for transfers.
6577 (cortex_a53_f2r): Likewise.
6578 (cortex_a53_r2f_cvt): Add reservation for conversions.
6579 (cortex_a53_f2r_cvt): Likewise.
6581 2017-01-11 Tamar Christina <tamar.christina@arm.com>
6583 * config/arm/arm_neon.h: Add __artificial__ and gnu_inline
6584 to all inlined functions, change static to extern.
6586 2017-01-11 Christophe Lyon <christophe.lyon@linaro.org>
6589 * config/arm/arm.c (legitimize_pic_address): Handle reference to
6591 (arm_assemble_integer): Likewise.
6593 2017-01-11 Richard Earnshaw <rearnsha@arm.com>
6595 * config.gcc: Use new awk script to check CPU, FPU and architecture
6596 parameters for --with-... options.
6597 * config/arm/parsecpu.awk: New file
6598 * config/arm/arm-cpus.in: New file.
6599 * config/arm/arm-opts.h: Include arm-cpu.h instead of processing .def
6601 * config/arm/arm.c: Include arm-cpu-data.h instead of processing .def
6603 * config/arm/t-arm: Update dependency rules.
6604 * common/config/arm/arm-common.c: Include arm-cpu-cdata.h instead
6605 of processing .def files.
6606 * config/arm/genopt.sh: Deleted.
6607 * config/arm/gentune.sh: Deleted.
6608 * config/arm/arm-cores.def: Deleted.
6609 * config/arm/arm-arches.def: Deleted.
6610 * config/arm/arm-fpus.def: Deleted.
6611 * config/arm/arm-tune.md: Regenerated.
6612 * config/arm/arm-tables.opt: Regenerated.
6613 * config/arm/arm-cpu.h: New generated file.
6614 * config/arm/arm-cpu-data.h: New generated file.
6615 * config/arm/arm-cpu-cdata.h: New generated file.
6617 2017-01-11 Maxim Ostapenko <m.ostapenko@samsung.com>
6620 * lto-cgraph.c (lto_output_varpool_node): Pack dynamically_initialized
6622 (input_varpool_node): Unpack dynamically_initialized bit.
6624 2017-01-11 Eric Botcazou <ebotcazou@adacore.com>
6626 PR rtl-optimization/79032
6627 * lra-constraints.c (simplify_operand_subreg): In the MEM case, test
6628 the alignment of the adjusted memory reference against that of MODE,
6629 instead of the alignment of the original memory reference.
6631 2017-01-11 Martin Jambor <mjambor@suse.cz>
6633 * hsa.c (hsa_callable_function_p): Revert addition of DECL_ARTIFICIAL
6635 * ipa-hsa.c (process_hsa_functions): Only duplicate non-artificial
6636 decorated functions.
6638 2017-01-11 Richard Biener <rguenther@suse.de>
6640 * tree-vrp.c (evrp_dom_walker::before_dom_children): Also
6641 set range/nonnull info for PHI results. Do not set it on
6642 stmts marked for removal.
6644 2017-01-10 Eric Botcazou <ebotcazou@adacore.com>
6646 * expr.c (store_field): In the bitfield case, fetch the return value
6647 from the registers before applying a single big-endian adjustment.
6648 Always do a final load for a BLKmode value not larger than a word.
6650 2017-01-10 David Malcolm <dmalcolm@redhat.com>
6653 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
6654 that we correctly handle column numbers greater than
6655 LINE_MAP_MAX_COLUMN_NUMBER.
6657 2017-01-10 Martin Sebor <msebor@redhat.com>
6660 * gimple-ssa-sprintf.c (get_destination_size): Call
6661 {init,fini}object_sizes.
6662 * tree-object-size.c (addr_object_size): Adjust.
6663 (pass_through_call): Adjust.
6664 (pass_object_sizes::execute): Adjust.
6665 * tree-object-size.h (fini_object_sizes): Declare.
6667 2017-01-10 Martin Sebor <msebor@redhat.com>
6669 PR tree-optimization/78775
6670 * builtins.c (get_size_range): Move...
6671 * calls.c: ...to here.
6672 (alloc_max_size): Accept zero argument.
6673 (operand_signed_p): Remove.
6674 (maybe_warn_alloc_args_overflow): Call get_size_range.
6675 * calls.h (get_size_range): Declare.
6677 2017-01-10 Joe Seymour <joe.s@somniumtech.com>
6679 * config/msp430/driver-msp430.c (msp430_mcu_data): Sync with data
6680 from TI's devices.csv file as of September 2016.
6681 * config/msp430/msp430.c (msp430_mcu_data): Likewise.
6683 2017-01-10 Sandra Loosemore <sandra@codesourcery.com>
6685 * doc/extend.texi: Tweak formatting to fix overfull hbox warnings.
6686 * doc/invoke.texi: Likewise.
6687 * doc/md.texi: Likewise.
6688 * doc/objc.texi: Likewise.
6690 2017-01-10 Joshua Conner <joshconner@google.com>
6692 * config/arm/fuchsia-elf.h: New file.
6693 * config/fuchsia.h: New file.
6694 * config.gcc (*-*-fuchsia*): Set native_system_header_dir.
6695 (aarch64*-*-fuchsia*, arm*-*-fuchsia*, x86_64-*-fuchsia*): Add to
6697 * config.host: (aarch64*-*-fuchsia*, arm*-*-fuchsia*): Add to hosts.
6699 2016-01-10 Richard Biener <rguenther@suse.de>
6701 PR tree-optimization/79034
6702 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds):
6703 Propagate out degenerate PHIs in the joiner.
6705 2017-01-10 Martin Liska <mliska@suse.cz>
6707 * ipa-icf.c (sort_sem_items_by_decl_uid): New function.
6708 (sort_congruence_classes_by_decl_uid): Likewise.
6709 (sort_congruence_class_groups_by_decl_uid): Likewise.
6710 (sem_item_optimizer::merge_classes): Sort class, groups in these
6711 classes and members in the groups by DECL_UID of declarations.
6712 This would make merge operations stable.
6714 2017-01-10 Martin Liska <mliska@suse.cz>
6716 * ipa-icf.c (sem_item_optimizer::sem_item_optimizer): Remove
6717 usage of m_classes_vec.
6718 (sem_item_optimizer::~sem_item_optimizer): Likewise.
6719 (sem_item_optimizer::get_group_by_hash): Likewise.
6720 (sem_item_optimizer::subdivide_classes_by_equality): Likewise.
6721 (sem_item_optimizer::subdivide_classes_by_sensitive_refs): Likewise.
6722 (sem_item_optimizer::verify_classes): Likewise.
6723 (sem_item_optimizer::process_cong_reduction): Likewise.
6724 (sem_item_optimizer::dump_cong_classes): Likewise.
6725 (sem_item_optimizer::merge_classes): Likewise.
6726 * ipa-icf.h (congruence_class_hash): Rename from
6727 congruence_class_group_hash. Remove declaration of m_classes_vec.
6729 2017-01-10 Andrew Senkevich <andrew.senkevich@intel.com>
6731 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512VPOPCNTDQ_SET,
6732 OPTION_MASK_ISA_AVX512VPOPCNTDQ_UNSET): New.
6733 * config.gcc: Add avx512vpopcntdqintrin.h.
6734 * config/i386/avx512vpopcntdqintrin.h: New.
6735 * config/i386/cpuid.h (bit_AVX512VPOPCNTDQ): New.
6736 * config/i386/i386-builtin-types.def: Add new types.
6737 * config/i386/i386-builtin.def (__builtin_ia32_vpopcountd_v16si,
6738 __builtin_ia32_vpopcountd_v16si_mask, __builtin_ia32_vpopcountq_v8di,
6739 __builtin_ia32_vpopcountq_v8di_mask): New.
6740 * config/i386/i386-c.c (ix86_target_macros_internal): Define
6741 __AVX512VPOPCNTDQ__.
6742 * config/i386/i386.c (ix86_target_string): Add -mavx512vpopcntdq.
6743 (PTA_AVX512VPOPCNTDQ): Define.
6744 * config/i386/i386.h (TARGET_AVX512VPOPCNTDQ,
6745 TARGET_AVX512VPOPCNTDQ_P): Define.
6746 * config/i386/i386.opt: Add mavx512vpopcntdq.
6747 * config/i386/immintrin.h: Include avx512vpopcntdqintrin.h.
6748 * config/i386/sse.md (define_insn "vpopcount<mode><mask_name>"): New.
6750 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
6753 * predict.def (PRED_CALL): Set to 67.
6755 2017-01-09 Eric Botcazou <ebotcazou@adacore.com>
6757 * expr.c (store_field): In the bitfield case, if the value comes from
6758 a function call and is of an aggregate type returned in registers, do
6759 not modify the field mode; extract the value in all cases if the mode
6760 is BLKmode and the size is not larger than a word.
6762 2017-01-09 Dominique d'Humieres <dominiq@lps.ens.fr>
6765 * config/i386/cpuid.h: Fix undefined behavior.
6767 2017-01-04 Jeff Law <law@redhat.com>
6769 PR tree-optimization/79007
6770 PR tree-optimization/67955
6771 * tree-ssa-alias.c (same_addr_size_stores_p): Only need to be
6772 conservative for pt.null when flag_non_call_exceptions is on.
6774 2017-01-09 Jakub Jelinek <jakub@redhat.com>
6776 PR translation/79019
6777 PR translation/79020
6778 * params.def (PARAM_INLINE_MIN_SPEEDUP,
6779 PARAM_IPA_CP_SINGLE_CALL_PENALTY,
6780 PARAM_USE_AFTER_SCOPE_DIRECT_EMISSION_THRESHOLD): Fix typos
6782 * config/avr/avr.opt (maccumulate-args): Likewise.
6783 * config/msp430/msp430.opt (mwarn-mcu): Likewise.
6784 * common.opt (freport-bug): Likewise.
6785 * cif-code.def (CIF_FINAL_ERROR): Likewise.
6786 * doc/invoke.texi (ipa-cp-single-call-penalty): Likewise.
6787 * config/s390/s390.c (s390_invalid_binary_op): Fix spelling in
6788 translatable string.
6789 * config/i386/i386.c (function_value_32): Likewise.
6790 * config/nios2/nios2.c (nios2_valid_target_attribute_rec): Likewise.
6791 * config/msp430/msp430.c (msp430_option_override, msp430_attr):
6793 * config/msp430/driver-msp430.c (msp430_select_hwmult_lib): Likewise.
6794 * common/config/msp430/msp430-common.c (msp430_handle_option):
6796 * symtab.c (symtab_node::verify_base): Likewise.
6797 * opts.c (set_debug_level): Likewise.
6798 * tree.c (verify_type_variant): Likewise. Fix typo in comment.
6799 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin): Add
6800 missing whitespace to translatable strings.
6801 * config/avr/avr.md (bswapsi2): Fix typo in comment.
6802 * config/sh/superh.h: Likewise.
6803 * config/i386/xopintrin.h: Likewise.
6804 * config/i386/znver1.md: Likewise.
6805 * config/rs6000/rs6000.c (struct rs6000_opt_mask): Likewise.
6806 * ipa-inline-analysis.c (compute_inline_parameters): Likewise.
6807 * double-int.h (struct double_int): Likewise.
6808 * double-int.c (div_and_round_double): Likewise.
6809 * wide-int.cc: Likewise.
6810 * tree-ssa.c (non_rewritable_mem_ref_base): Likewise.
6811 * tree-ssa-sccvn.c (vn_reference_lookup_3): Likewise.
6812 * cfgcleanup.c (crossjumps_occured): Renamed to ...
6813 (crossjumps_occurred): ... this.
6814 (try_crossjump_bb, try_head_merge_bb, try_optimize_cfg, cleanup_cfg):
6817 PR tree-optimization/78899
6818 * tree-if-conv.c (version_loop_for_if_conversion): Instead of
6819 returning bool return struct loop *, NULL for failure and the new
6821 (versionable_outer_loop_p): Don't version outer loop if it has
6822 dont_vectorized bit set.
6823 (tree_if_conversion): When versioning outer loop, ensure
6824 tree_if_conversion is performed also on the inner loop of the
6825 non-vectorizable outer loop copy.
6826 * tree-vectorizer.c (set_uid_loop_bbs): Formatting fix. Fold
6827 LOOP_VECTORIZED in inner loop of the scalar outer loop and
6828 prevent vectorization of it.
6829 (vectorize_loops): For outer + inner LOOP_VECTORIZED, ensure
6830 the outer loop vectorization of the non-scalar version is attempted
6831 before vectorization of the inner loop in scalar version. If
6832 outer LOOP_VECTORIZED guarded loop is not vectorized, prevent
6833 vectorization of its inner loop.
6834 * tree-vect-loop-manip.c (rename_variables_in_bb): If outer_loop
6835 has 2 inner loops, rename also on edges from bb whose single pred
6836 is outer_loop->header. Fix typo in function comment.
6838 2017-01-09 Martin Sebor <msebor@redhat.com>
6841 * asan.c (asan_emit_stack_protection): Increase local buffer size
6842 to avoid snprintf truncation warning.
6844 2017-01-09 Andrew Pinski <apinski@cavium.com>
6846 * config/aarch64/aarch64-cores.def: Add thunderx2t99. Change vulcan
6847 to reference thunderx2t99 for the tuning structure
6848 * config/aarch64/aarch64-cost-tables.h (vulcan_extra_costs):
6850 (thunderx2t99_extra_costs): This.
6851 * config/aarch64/aarch64-tune.md: Regenerate.
6852 * config/aarch64/aarch64.c (vulcan_addrcost_table): Rename to ...
6853 (vulcan_addrcost_table): This.
6854 (vulcan_regmove_cost): Rename to ...
6855 (thunderx2t99_regmove_cost): This.
6856 (vulcan_vector_cost): Rename to ...
6857 (thunderx2t99_vector_cost): this.
6858 (vulcan_branch_cost): Rename to ...
6859 (thunderx2t99_branch_cost): This.
6860 (vulcan_tunings): Rename to ...
6861 (thunderx2t99_tunings): This and s/vulcan/thunderx2t99 .
6862 * doc/invoke.texi (AARCH64/mtune): Add thunderx2t99.
6864 2017-01-09 Martin Jambor <mjambor@suse.cz>
6868 * ipa-prop.h (ipa_jump_func): Swap positions of vr_known and m_vr.
6869 * ipa-cp.c (ipa_vr_operation_and_type_effects): New function.
6870 (propagate_vr_accross_jump_function): Use the above function for all
6871 value range computations for pass-through jump functions and type
6872 converasion from explicit value range values.
6873 (ipcp_propagate_stage): Do not attempt to deduce types of formal
6874 parameters from TYPE_ARG_TYPES.
6875 * ipa-prop.c (ipa_write_jump_function): Remove trailing whitespace.
6876 (ipa_write_node_info): Stream type of the actual argument.
6877 (ipa_read_node_info): Likewise. Also remove trailing whitespace.
6879 2017-01-09 Martin Liska <mliska@suse.cz>
6882 * gcc.c (driver_handle_option): Handle OPT_E and set have_E.
6883 (lookup_compiler): Do not show error message with have_E.
6885 2017-01-09 Jakub Jelinek <jakub@redhat.com>
6887 PR tree-optimization/78938
6888 * tree-vect-stmts.c (vectorizable_condition): For non-masked COND_EXPR
6889 where comp_vectype is VECTOR_BOOLEAN_TYPE_P, use
6890 BIT_{NOT,XOR,AND,IOR}_EXPR on the comparison operands instead of
6891 {EQ,NE,GE,GT,LE,LT}_EXPR directly inside of VEC_COND_EXPR. Formatting
6894 2017-01-09 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6896 * tree-ssa-address.c (gen_addr_rtx): Don't handle index if it
6899 2017-01-09 Richard Biener <rguenther@suse.de>
6901 PR tree-optimization/78997
6902 * tree-vect-slp.c (vect_mask_constant_operand_p): Handle SSA
6903 name condition properly.
6905 2017-01-09 Richard Biener <rguenther@suse.de>
6908 * dwarf2out.c (is_cxx): New overload with context.
6909 (is_naming_typedef_decl): Use it.
6911 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
6913 * invoke.texi (Option Summary): Correct spacing in option lists
6914 and add line breaks to fix over-long lines.
6916 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
6920 * extend.texi (Common Variable Attributes): Add xref to GCC
6921 Internals manual to explain mode attribute keywords.
6923 2017-01-08 Sandra Loosemore <sandra@codesourcery.com>
6926 * doc/invoke.texi (Option Summary): Move -pthread to Linker Options
6927 and Preprocessor Options.
6928 (Options for Linking): Document -pthread here....
6929 (RS/6000 and PowerPC Options): ...not here.
6930 (Solaris 2 Options): ...or here.
6931 * doc/cppopts.texi: Document -pthread.
6933 2017-01-08 Martin Sebor <msebor@redhat.com>
6936 * doc/invoke.texi (Warning Options): Document -Wformat-truncation.
6937 * gimple-ssa-sprintf.c (call_info::reval_used, call_info::warnopt):
6938 New member functions.
6939 (format_directive): Used them.
6941 (pass_sprintf_length::handle_gimple_call): Same.
6942 * graphite-sese-to-poly.c (tree_int_to_gmp): Increase buffer size
6943 to avoid truncation for any argument.
6944 (extract_affine_mul): Same.
6945 * tree.c (get_file_function_name): Same.
6947 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
6950 * predict.def (PRED_INDIR_CALL): Set to 86.
6952 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
6954 PR preprocessor/54124
6955 * doc/cppopts.texi: Reformat -d subtable to list the full name
6956 of the options. Add cross-reference to the docs for the general
6957 compiler -d options.
6958 * doc/invoke.texi (Developer Options): Add cross-reference to the
6959 preprocessor-specific -d option documentation.
6961 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
6963 PR preprocessor/13498
6964 * doc/cpp.texi (Search Path): Rewrite to remove obsolete and
6965 redudant material, and reflect new command-line options.
6966 (System Headers): Likewise.
6968 2017-01-07 Sandra Loosemore <sandra@codesourcery.com>
6970 * doc/cppdiropts.texi: Merge documentation of -I, -iquote,
6971 -isystem, and -idirafter. Copy-edit.
6972 * doc/cppopts.texi: Copy-edit. Remove contradiction about
6973 default for -ftrack-macro-expansion. Delete obsolete and
6974 badly-formatted implementation details about -fdebug-cpp output.
6975 * doc/cppwarnopts.texi: Copy-edit.
6977 2017-01-07 David Malcolm <dmalcolm@redhat.com>
6980 * input.c (selftest::test_accessing_ordinary_linemaps): Verify
6981 that the transition from a max line width >= 1<<10 to narrower
6982 lines works correctly.
6984 2017-01-07 Alexandre Oliva <aoliva@redhat.com>
6986 * doc/options.texi (PerFunction): New.
6987 * opt-functions.awk (switch_flags): Map both Optimization and
6988 PerFunction to CL_OPTIMIZATION.
6989 * opth-gen.awk: Test for PerFunction flag along with
6991 * optc-save-gen.awk: Likewise. Introduce var_opt_hash and set
6992 it only when the latter is present. Skip those that don't in
6993 the hash function generator.
6994 * common.opt (fvar-tracking): Mark as PerFunction instead of
6996 (fvar-tracking-assignments): Likewise.
6997 (fvar-tracking-assignments-toggle): Likewise.
6998 (fvar-tracking-uninit): Likewise.
7000 2017-01-07 Jakub Jelinek <jakub@redhat.com>
7002 PR translation/79018
7003 * params.def (PARAM_MAX_STORES_TO_MERGE): Add missing space between
7006 2017-01-06 Mikael Pettersson <mikpelinux@gmail.com>
7009 * config/m68k/m68k.opt (LONG_JUMP_TABLE_OFFSETS): New option.
7010 * config/m68k/linux.h (ASM_RETURN_CASE_JUMP): Handle
7011 TARGET_LONG_JUMP_TABLE_OFFSETS.
7012 * config/m68k/m68kelf.h (ASM_RETURN_CASE_JUMP): Likewise.
7013 * config/m68k/netbsd-elf.h (ASM_RETURN_CASE_JUMP): Likewise.
7014 * config/m68k/m68k.h (CASE_VECTOR_MODE): Likewise.
7015 (ASM_OUTPUT_ADDR_DIFF_ELF): Likewise.
7016 * config/m68k/m68k.md (tablejump expander): Likewise.
7017 (*tablejump_pcrel_hi): Renamed from unnamed insn, reject
7018 TARGET_LONG_JUMP_TABLE_OFFSETS.
7019 (*tablejump_pcrel_si): New insn, handle TARGET_LONG_JUMP_TABLE_OFFSETS.
7020 * doc/invoke.texi (M68K options): Add -mlong-jump-table-offsets.
7022 2017-01-06 Edgar E. Iglesias <edgar.iglesias@xilinx.com>
7023 David Holsgrove <david.holsgrove@xilinx.com>
7025 * common/config/microblaze/microblaze-common.c
7026 (TARGET_EXCEPT_UNWIND_INFO): Remove.
7027 * config/microblaze/microblaze-protos.h (microblaze_eh_return):
7029 * config/microblaze/microblaze.c (microblaze_must_save_register)
7030 (microblaze_expand_epilogue, microblaze_return_addr): Handle
7032 (microblaze_eh_return): New function.
7033 * config/microblaze/microblaze.h (RETURN_ADDR_OFFSET)
7034 (EH_RETURN_DATA_REGNO, MB_EH_STACKADJ_REGNUM)
7035 (EH_RETURN_STACKADJ_RTX, ASM_PREFERRED_EH_DATA_FORMAT): New macros.
7036 * config/microblaze/microblaze.md (eh_return): New pattern.
7038 2017-01-06 Jakub Jelinek <jakub@redhat.com>
7040 * system.h (GCC_DIAGNOSTIC_PUSH_IGNORED, GCC_DIAGNOSTIC_POP,
7041 GCC_DIAGNOSTIC_STRINGIFY): Define.
7043 * read-rtl.c (rtx_reader::read_rtx_code): Avoid -Wsign-compare warning.
7045 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
7047 * config/arm/arm.md (<mcrr>): New.
7049 * config/arm/arm.c (arm_arch5te): New.
7050 (arm_option_override): Set arm_arch5te.
7051 (arm_coproc_builtin_available): Add support for mcrr, mcrr2, mrrc
7053 * config/arm/arm-builtins.c (MCRR_QUALIFIERS): Define to...
7054 (arm_mcrr_qualifiers): ... this. New.
7055 (MRRC_QUALIFIERS): Define to...
7056 (arm_mrrc_qualifiers): ... this. New.
7057 * config/arm/arm_acle.h (__arm_mcrr, __arm_mcrr2, __arm_mrrc,
7059 * config/arm/arm_acle_builtins.def (mcrr, mcrr2, mrrc, mrrc2): New.
7060 * config/arm/iterators.md (MCRRI, mcrr, MCRR): New.
7061 (MRRCI, mrrc, MRRC): New.
7062 * config/arm/unspecs.md (VUNSPEC_MCRR, VUNSPEC_MCRR2, VUNSPEC_MRRC,
7063 VUNSPEC_MRRC2): New.
7065 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
7067 * config/arm/arm.md (<mcr>): New.
7069 * config/arm/arm.c (arm_coproc_builtin_available): Add
7070 support for mcr, mrc, mcr2 and mrc2.
7071 * config/arm/arm-builtins.c (MCR_QUALIFIERS): Define to...
7072 (arm_mcr_qualifiers): ... this. New.
7073 (MRC_QUALIFIERS): Define to ...
7074 (arm_mrc_qualifiers): ... this. New.
7075 (MCR_QUALIFIERS): Define to ...
7076 (arm_mcr_qualifiers): ... this. New.
7077 * config/arm/arm_acle.h (__arm_mcr, __arm_mrc, __arm_mcr2,
7079 * config/arm/arm_acle_builtins.def (mcr, mcr2, mrc, mrc2): New.
7080 * config/arm/iterators.md (MCRI, mcr, MCR, MRCI, mrc, MRC): New.
7081 * config/arm/unspecs.md (VUNSPEC_MCR, VUNSPEC_MCR2, VUNSPEC_MRC,
7084 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
7086 * config/arm/arm.md (*ldc): New.
7090 * config/arm/arm.c (arm_coproc_builtin_available): Add
7091 support for ldc,ldcl,stc,stcl,ldc2,ldc2l,stc2 and stc2l.
7092 (arm_coproc_ldc_stc_legitimate_address): New.
7093 * config/arm/arm-builtins.c (arm_type_qualifiers): Add
7094 'qualifier_const_pointer'.
7095 (LDC_QUALIFIERS): Define to...
7096 (arm_ldc_qualifiers): ... this. New.
7097 (STC_QUALIFIERS): Define to...
7098 (arm_stc_qualifiers): ... this. New.
7099 * config/arm/arm-protos.h
7100 (arm_coproc_ldc_stc_legitimate_address): New.
7101 * config/arm/arm_acle.h (__arm_ldc, __arm_ldcl, __arm_stc,
7102 __arm_stcl, __arm_ldc2, __arm_ldc2l, __arm_stc2, __arm_stc2l): New.
7103 * config/arm/arm_acle_builtins.def (ldc, ldc2, ldcl, ldc2l, stc,
7104 stc2, stcl, stc2l): New.
7105 * config/arm/constraints.md (Uz): New.
7106 * config/arm/iterators.md (LDCI, STCI, ldc, stc, LDC STC): New.
7107 * config/arm/unspecs.md (VUNSPEC_LDC, VUNSPEC_LDC2, VUNSPEC_LDCL,
7108 VUNSPEC_LDC2L, VUNSPEC_STC, VUNSPEC_STC2, VUNSPEC_STCL,
7109 VUNSPEC_STC2L): New.
7111 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
7113 * config/arm/arm.md (<cdp>): New.
7114 * config/arm/arm.c (neon_const_bounds): Rename this ...
7115 (arm_const_bounds): ... this.
7116 (arm_coproc_builtin_available): New.
7117 * config/arm/arm-builtins.c (SIMD_MAX_BUILTIN_ARGS): Increase.
7118 (arm_type_qualifiers): Add 'qualifier_unsigned_immediate'.
7119 (CDP_QUALIFIERS): Define to...
7120 (arm_cdp_qualifiers): ... this. New.
7122 (arm_expand_builtin_args): Add case for 6 arguments.
7123 * config/arm/arm-protos.h (neon_const_bounds): Rename this ...
7124 (arm_const_bounds): ... this.
7125 (arm_coproc_builtin_available): New.
7126 * config/arm/arm_acle.h (__arm_cdp): New.
7128 * config/arm/arm_acle_builtins.def (cdp): New.
7130 * config/arm/iterators.md (CDPI,CDP,cdp): New.
7131 * config/arm/neon.md: Rename all 'neon_const_bounds' to
7133 * config/arm/types.md (coproc): New.
7134 * config/arm/unspecs.md (VUNSPEC_CDP, VUNSPEC_CDP2): New.
7135 * gcc/doc/extend.texi (ACLE): Add a mention of Coprocessor intrinsics.
7136 * gcc/doc/sourcebuild.texi (arm_coproc1_ok, arm_coproc2_ok,
7137 arm_coproc3_ok, arm_coproc4_ok): Document new effective targets.
7139 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
7141 * config/arm/arm-builtins.c (arm_unsigned_binop_qualifiers): New.
7142 (UBINOP_QUALIFIERS): New.
7144 (acle_builtin_data): New. Change comment.
7145 (arm_builtins): Remove ARM_BUILTIN_CRC32B, ARM_BUILTIN_CRC32H,
7146 ARM_BUILTIN_CRC32W, ARM_BUILTIN_CRC32CB, ARM_BUILTIN_CRC32CH,
7147 ARM_BUILTIN_CRC32CW. Add ARM_BUILTIN_ACLE_BASE and include
7148 arm_acle_builtins.def.
7149 (ARM_BUILTIN_ACLE_PATTERN_START): Define.
7150 (arm_init_acle_builtins): New.
7151 (CRC32_BUILTIN): Remove.
7152 (bdesc_2arg): Remove entries for crc32b, crc32h, crc32w,
7153 crc32cb, crc32ch and crc32cw.
7154 (arm_init_crc32_builtins): Remove.
7155 (arm_init_builtins): Use arm_init_acle_builtins rather
7156 than arm_init_crc32_builtins.
7157 (arm_expand_acle_builtin): New.
7158 (arm_expand_builtin): Use 'arm_expand_acle_builtin'.
7159 * config/arm/arm_acle_builtins.def: New.
7161 2017-01-06 Andre Vieira <andre.simoesdiasvieira@arm.com>
7163 * config/arm/arm-builtins.c (neon_builtin_datum): Rename to ..
7164 (arm_builtin_datum): ... this.
7165 (arm_init_neon_builtin): Rename to ...
7166 (arm_init_builtin): ... this. Add a new parameters PREFIX
7167 and USE_SIG_IN_NAME.
7168 (arm_init_neon_builtins): Replace 'arm_init_neon_builtin' with
7169 'arm_init_builtin'. Replace type 'neon_builtin_datum' with
7170 'arm_builtin_datum'.
7171 (arm_init_vfp_builtins): Likewise.
7172 (builtin_arg): Rename enum's replacing 'NEON_ARG' with
7173 'ARG_BUILTIN' and add a 'ARG_BUILTIN_NEON_MEMORY.
7174 (arm_expand_neon_args): Rename to ...
7175 (arm_expand_builtin_args): ... this. Rename builtin_arg
7176 enum values and differentiate between ARG_BUILTIN_MEMORY
7177 and ARG_BUILTIN_NEON_MEMORY.
7178 (arm_expand_neon_builtin_1): Rename to ...
7179 (arm_expand_builtin_1): ... this. Rename builtin_arg enum
7180 values, arm_expand_builtin_args and add bool parameter NEON.
7181 (arm_expand_neon_builtin): Use arm_expand_builtin_1.
7182 (arm_expand_vfp_builtin): Likewise.
7183 (NEON_MAX_BUILTIN_ARGS): Remove, it was unused.
7185 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
7188 * predict.def (PRED_POLYMORPHIC_CALL): Set to 59.
7189 * predict.c (tree_estimate_probability_bb): Reverse direction of
7190 polymorphic call predictor.
7192 2017-01-06 David Malcolm <dmalcolm@redhat.com>
7194 * passes.c (execute_one_pass): Split out pass-skipping logic into...
7195 (determine_pass_name_match): ...this new function and...
7196 (should_skip_pass_p): ...this new function.
7198 2017-01-06 Nathan Sidwell <nathan@acm.org>
7200 * ipa-visibility.c (function_and_variable_visibility): Reformat
7201 comments and long lines. Remove extrneous if.
7202 * symtab.c (symtab_node::make_decl_local): Fix code format.
7203 (symtab_node::set_section_for_node): Fix comment typo.
7205 2017-01-06 Martin Liska <mliska@suse.cz>
7208 * lra-constraints.c: Rename invariant to lra_invariant.
7209 * predict.c (set_even_probabilities): Initialize e to NULL.
7211 2017-01-05 Martin Sebor <msebor@redhat.com>
7213 PR tree-optimization/78910
7214 * gimple-ssa-sprintf.c (tree_digits): Add an argument.
7215 (format_integer): Correct off-by-one error in the handling
7216 of precision with negative numbers in signed conversions..
7218 2017-01-05 Eric Botcazou <ebotcazou@adacore.com>
7220 * doc/invoke.texi (C Dialect Options): Adjust -fsso-struct entry.
7222 2017-01-05 Jakub Jelinek <jakub@redhat.com>
7224 PR tree-optimization/71016
7225 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Pass cond_stmt to
7226 factor_out_conditional_conversion. Formatting fix.
7227 (factor_out_conditional_conversion): Add cond_stmt argument.
7228 If arg1 is INTEGER_CST, punt if new_arg0 is not any operand of
7229 cond_stmt and if arg0_def_stmt is not the only stmt in its bb.
7232 2017-01-05 David Malcolm <dmalcolm@redhat.com>
7234 * Makefile.in (OBJS): Add read-md.o, read-rtl.o,
7235 read-rtl-function.o, and selftest-rtl.o.
7236 * config/aarch64/aarch64.c: Include selftest.h and selftest-rtl.h.
7237 (selftest::aarch64_test_loading_full_dump): New function.
7238 (selftest::aarch64_run_selftests): New function.
7239 (TARGET_RUN_TARGET_SELFTESTS): Wire it up to
7240 selftest::aarch64_run_selftests.
7241 * config/i386/i386.c
7242 (selftest::ix86_test_loading_dump_fragment_1): New function.
7243 (selftest::ix86_test_loading_call_insn): New function.
7244 (selftest::ix86_test_loading_full_dump): New function.
7245 (selftest::ix86_test_loading_unspec): New function.
7246 (selftest::ix86_run_selftests): Call the new functions.
7247 * emit-rtl.c (maybe_set_max_label_num): New function.
7248 * emit-rtl.h (maybe_set_max_label_num): New decl.
7249 * function.c (instantiate_decls): Guard call to
7250 instantiate_decls_1 with if (DECL_INITIAL (fndecl)).
7251 * function-tests.c (selftest::verify_three_block_rtl_cfg): Remove
7253 * gensupport.c (gen_reader::gen_reader): Pass "false"
7254 for new "compact" param of rtx_reader.
7255 * print-rtl.c (rtx_writer::print_rtx_operand): Print "(nil)"
7256 rather than an empty string for NULL strings.
7257 * read-md.c: Potentially include config.h rather than bconfig.h.
7258 Wrap include of errors.h with #ifdef GENERATOR_FILE.
7259 (have_error): New global, copied from errors.c.
7260 (md_reader::read_name): Rename to...
7261 (md_reader::read_name_1): ...this, adding "out_loc" param,
7262 and converting "missing name or number" to returning false, rather
7264 (md_reader::read_name): Reimplement in terms of read_name_1.
7265 (md_reader::read_name_or_nil): New function.
7266 (md_reader::read_string): Handle "(nil)" by returning NULL.
7267 (md_reader::md_reader): Add new param "compact".
7268 (md_reader::read_md_files): Wrap with #ifdef GENERATOR_FILE.
7269 (md_reader::read_file): New method.
7270 * read-md.h (md_reader::md_reader): Add new param "compact".
7271 (md_reader::read_file): New method.
7272 (md_reader::is_compact): New accessor.
7273 (md_reader::read_name): Convert return type from void to file_location.
7274 (md_reader::read_name_or_nil): New decl.
7275 (md_reader::read_name_1): New decl.
7276 (md_reader::m_compact): New field.
7277 (noop_reader::noop_reader): Pass "false" for new "compact" param
7279 (rtx_reader::rtx_reader): Add new "compact" param.
7280 (rtx_reader::read_rtx_operand): Make virtual and convert return
7281 type from void to rtx.
7282 (rtx_reader::read_until): New decl.
7283 (rtx_reader::handle_any_trailing_information): New virtual function.
7284 (rtx_reader::postprocess): New virtual function.
7285 (rtx_reader::finalize_string): New virtual function.
7286 (rtx_reader::m_in_call_function_usage): New field.
7287 (rtx_reader::m_reuse_rtx_by_id): New field.
7288 * read-rtl-function.c: New file.
7289 * selftest-rtl.c (selftest::assert_rtx_ptr_eq_at): New function.
7290 * selftest-rtl.h (ASSERT_RTX_PTR_EQ): New macro.
7291 (selftest::verify_three_block_rtl_cfg): New decl.
7292 * read-rtl-function.h: New file.
7293 * read-rtl.c: Potentially include config.h rather than bconfig.h.
7294 For host, include function.h, memmodel.h, and emit-rtl.h.
7295 (one_time_initialization): New function.
7296 (struct compact_insn_name): New struct.
7297 (compact_insn_names): New array.
7298 (find_code): Handle insn codes in compact dumps.
7299 (apply_subst_iterator): Wrap with #ifdef GENERATOR_FILE.
7300 (bind_subst_iter_and_attr): Likewise.
7301 (add_condition_to_string): Likewise.
7302 (add_condition_to_rtx): Likewise.
7303 (apply_attribute_uses): Likewise.
7304 (add_current_iterators): Likewise.
7305 (apply_iterators): Likewise.
7306 (initialize_iterators): Guard usage of apply_subst_iterator with
7307 #ifdef GENERATOR_FILE.
7308 (read_conditions): Wrap with #ifdef GENERATOR_FILE.
7309 (md_reader::read_mapping): Likewise.
7310 (add_define_attr_for_define_subst): Likewise.
7311 (add_define_subst_attr): Likewise.
7312 (read_subst_mapping): Likewise.
7313 (check_code_iterator): Likewise.
7314 (rtx_reader::read_rtx): Likewise. Move one-time initialization
7316 (one_time_initialization): New function.
7317 (rtx_reader::read_until): New method.
7318 (read_flags): New function.
7319 (parse_reg_note_name): New function.
7320 (rtx_reader::read_rtx_code): Initialize "iterator" to NULL.
7321 Handle reuse_rtx ids.
7322 Wrap iterator lookup within #ifdef GENERATOR_FILE.
7323 Add parsing support for RTL dumps, mirroring the special-cases in
7324 print_rtx, by calling read_flags, reading REG_NOTE names, INSN_UID
7325 values, and calling handle_any_trailing_information.
7326 (rtx_reader::read_rtx_operand): Convert return type from void
7327 to rtx, returning return_rtx. Handle case 'e'. Call
7328 finalize_string on XSTR and XTMPL fields.
7329 (rtx_reader::read_nested_rtx): Handle dumps in which trailing
7330 "(nil)" values were omitted. Call the postprocess vfunc on the
7332 (rtx_reader::rtx_reader): Add new "compact" param and pass to base
7333 class ctor. Initialize m_in_call_function_usage. Call
7334 one_time_initialization.
7335 * rtl-tests.c (selftest::test_uncond_jump): Call
7336 set_new_first_and_last_insn.
7337 * rtl.h (read_rtx): Wrap decl with #ifdef GENERATOR_FILE.
7338 * selftest-rtl.c: New file.
7339 * selftest-rtl.h (class selftest::rtl_dump_test): New class.
7340 (selftest::get_insn_by_uid): New decl.
7341 * selftest-run-tests.c (selftest::run_tests): Call
7342 read_rtl_function_c_tests.
7343 * selftest.h (selftest::read_rtl_function_c_tests): New decl.
7344 * tree-dfa.c (ssa_default_def): Return NULL_TREE for rtl function
7347 2017-01-05 Uros Bizjak <ubizjak@gmail.com>
7349 * config/i386/i386.md (*testqi_ext_3): No need to handle memory
7350 operands in a special way. Assert that pos+len <= mode precision.
7352 2017-01-05 Jakub Jelinek <jakub@redhat.com>
7354 * common.opt (fvect-cost-model): Remove RejectNegative flag, use
7355 3 argument Alias with unlimited for the negative form.
7356 (fno-vect-cost-model): Removed.
7358 2017-01-05 Martin Liska <mliska@suse.cz>
7360 * hsa-gen.c (gen_hsa_divmod): New function.
7361 (gen_hsa_insn_for_internal_fn_call): Use the function for IFN_DIVMOD.
7363 2017-01-05 Martin Liska <mliska@suse.cz>
7366 * gcc.c (lookup_compiler): Reject '-' filename for a precompiled
7369 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7371 * config/s390/s390.c (s390_expand_setmem): Unroll the loop for
7372 small constant length operands.
7374 2017-01-05 Andreas Krebbel <krebbel@linux.vnet.ibm.com>
7376 * config/s390/s390.c (s390_expand_setmem): Avoid overlapping bytes
7377 between loop iterations.
7379 2017-01-05 Martin Liska <mliska@suse.cz>
7382 * gimplify.c (gimplify_decl_expr): Compare to
7383 asan_poisoned_variables instread of checking flags.
7384 (gimplify_target_expr): Likewise.
7385 (gimplify_expr): Likewise.
7386 (gimplify_function_tree): Conditionally initialize
7387 asan_poisoned_variables.
7389 2017-01-04 Jeff Law <law@redhat.com>
7391 PR tree-optimizatin/78812
7392 * rtl.h (contains_mem_rtx_p): Prototype.
7393 * ifcvt.c (containts_mem_rtx_p): Move from here to...
7394 * rtlanal.c (contains_mem_rtx_p): Here and remove static linkage.
7395 * gcse.c (prune_expressions): Use contains_mem_rtx_p to discover
7396 and prune MEMs that are not at the toplevel of a SET_SRC rtx. Look
7397 through ZERO_EXTEND and SIGN_EXTEND when trying to avoid pruning MEMs.
7399 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
7401 * input.c (assert_char_at_range): Default-initialize actual_range.
7403 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
7405 * df-scan.c (df_ref_create_structure): Make regno unsigned,
7406 to match the caller.
7408 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
7410 * cfgexpand.c (expand_gimple_basic_block): Disregard debug
7411 insns after final jump in test to emit dummy move.
7413 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
7415 * gimple-iterator.h (gsi_one_nondebug_before_end_p): New.
7416 * tree-eh.c (cleanup_empty_eh): Skip more debug stmts.
7418 2017-01-04 Alexandre Oliva <aoliva@redhat.com>
7420 * multiple_target.c (create_dispatcher_calls): Init e_next.
7421 * tree-ssa-loop-split.c (split_loop): Init border.
7422 * tree-vect-loop.c (vect_determine_vectorization_factor): Init
7425 2017-01-04 Michael Meissner <meissner@linux.vnet.ibm.com>
7430 * config/rs6000/predicates.md (sf_subreg_operand): New predicate.
7431 (altivec_register_operand): Do not return true if the operand
7432 contains a SUBREG mixing SImode and SFmode.
7433 (vsx_register_operand): Likewise.
7434 (vsx_reg_sfsubreg_ok): New predicate.
7435 (vfloat_operand): Do not return true if the operand contains a
7436 SUBREG mixing SImode and SFmode.
7437 (vint_operand): Likewise.
7438 (vlogical_operand): Likewise.
7439 (gpc_reg_operand): Likewise.
7440 (int_reg_operand): Likewise.
7441 * config/rs6000/rs6000-protos.h (valid_sf_si_move): Add declaration.
7442 * config/rs6000/rs6000.c (valid_sf_si_move): New function to
7443 determine if a MOVSI or MOVSF operation contains SUBREGs that mix
7445 (rs6000_emit_move_si_sf_subreg): New helper function.
7446 (rs6000_emit_move): Call rs6000_emit_move_si_sf_subreg to possbily
7447 fixup SUBREGs involving SImode and SFmode.
7448 * config/rs6000/vsx.md (SFBOOL_*): New constants that are operand
7449 numbers for the new peephole2 optimization.
7450 (peephole2 for SFmode unions): New peephole2 to optimize cases in
7451 the GLIBC math library that do AND/IOR/XOR operations on single
7452 precision floating point.
7453 * config/rs6000/rs6000.h (TARGET_NO_SF_SUBREG): New internal
7454 target macros to say whether we need to avoid SUBREGs mixing
7456 (TARGET_ALLOW_SF_SUBREG): Likewise.
7457 * config/rs6000/rs6000.md (UNSPEC_SF_FROM_SI): New unspecs.
7458 (UNSPEC_SI_FROM_SF): Likewise.
7459 (iorxor): Change spacing.
7460 (and_ior_xor): New iterator for AND, IOR, and XOR.
7461 (movsi_from_sf): New insns for SImode/SFmode SUBREG support.
7462 (movdi_from_sf_zero_ext): Likewise.
7463 (mov<mode>_hardfloat, FMOVE32 iterator): Use register_operand
7464 instead of gpc_reg_operand. Add SImode/SFmode SUBREG support.
7465 (movsf_from_si): New insn for SImode/SFmode SUBREG support.
7466 (fma<mode>4): Use gpc_reg_operand instead of register_operand.
7467 (fms<mode>4): Likewise.
7468 (fnma<mode>4): Likewise.
7469 (fnms<mode>4): Likewise.
7470 (nfma<mode>4): Likewise.
7471 (nfms<mode>4): Likewise.
7473 2017-01-04 Marek Polacek <polacek@redhat.com>
7476 * doc/invoke.texi: Document -Wpointer-compare.
7478 2017-01-04 Jakub Jelinek <jakub@redhat.com>
7480 * optc-gen.awk: Emit #error for -W*/-f*/-m* Enum without
7483 * dwarf2out.c (output_loc_list): Don't throw away 64K+ location
7484 descriptions for -gdwarf-5 and emit them as uleb128 instead of
7487 2017-01-04 Kelvin Nilsen <kelvin@gcc.gnu.org>
7490 * doc/sourcebuild.texi (PowerPC-specific attributes): Add
7491 documentation of the powerpc_popcntb_ok attribute.
7492 * config/rs6000/rs6000.c (rs6000_option_override_internal): Add
7493 code to issue warning messages if a requested CPU configuration is
7494 not supported by the binary (assembler and loader) toolchain.
7495 (spe_init_builtins): Add two assertions to prevent ICE if attempt is
7496 made to define a built-in function that has been disabled.
7497 (paired_init_builtins): Add assertion to prevent ICE if attempt is
7498 made to define a built-in function that has been disabled.
7499 (altivec_init_builtins): Add comment explaining why definition
7500 of the DST built-in functions is not preceded by an assertion
7501 check. Add assertions to prevent ICE if attempts are made to
7502 define an altivec predicate or an abs* built-in function that has
7504 (htm_init_builtins): Add comment explaining why definition of the
7505 htm built-in functions is not preceded by an assertion check.
7507 2017-01-04 Jeff Law <law@redhat.com>
7509 PR tree-optimizatin/67955
7510 * tree-ssa-alias.c (same_addr_size_stores_p): Check offsets first.
7511 Allow any SSA_VAR_P as the base objects. Use integer_zerop. Verify
7512 the points-to solution does not include pt_null. Use DECL_PT_UID
7515 2017-01-04 Uros Bizjak <ubizjak@gmail.com>
7517 * config/i386/i386.md (HI/SImode test with imm to QImode splitters):
7518 Use gen_int_mode instead of gen_lopwart for const_int operands.
7520 2017-01-04 Jakub Jelinek <jakub@redhat.com>
7522 PR tree-optimization/71563
7523 * match.pd: Simplify X << Y into X if Y is known to be 0 or
7524 out of range value - has low bits known to be zero.
7526 2017-01-04 Alan Modra <amodra@gmail.com>
7528 * Makefile.in (aclocal_deps): Update and order as per aclocal.m4.
7529 * configure: Regenerate.
7530 * config.in: Regenerate.
7532 2017-01-04 Jakub Jelinek <jakub@redhat.com>
7535 * input.c (ebcdic_execution_charset::on_error): Don't use strstr for
7536 a substring of the message, but strcmp with the whole message. Ifdef
7537 ENABLE_NLS, translate the message first using dgettext.
7539 2017-01-03 Jeff Law <law@redhat.com>
7541 PR tree-optimizatin/78856
7542 * tree-ssa-threadupdate.c: Include tree-vectorizer.h.
7543 (mark_threaded_blocks): Remove code to truncate thread paths that
7544 cross multiple loop headers. Instead invalidate the cached loop
7545 iteration information and handle case of a thread path walking
7546 into an irreducible region.
7548 2017-01-03 Michael Meissner <meissner@linux.vnet.ibm.com>
7551 * config/rs6000/rs6000.c (rs6000_split_signbit): Change some
7552 assertions. Add support for doing the signbit if the IEEE 128-bit
7553 floating point value is in a GPR.
7554 * config/rs6000/rs6000.md (Fsignbit): Delete.
7555 (signbit<mode>2_dm): Delete using <Fsignbit> and just use "wa".
7556 Update the length attribute if the value is in a GPR.
7557 (signbit<mode>2_dm_<su>ext): Add combiner pattern to eliminate
7558 the sign or zero extension instruction, since the value is always 0/1.
7559 (signbit<mode>2_dm2): Delete using <Fsignbit>.
7562 * config/rs6000/vsx.md (vsx_extract_<mode>_store_p9): If we are
7563 extracting SImode to a GPR register so that we can generate a
7564 store, limit the vector to be in a traditional Altivec register
7565 for the vextuwrx instruction.
7567 2017-01-03 Ian Lance Taylor <iant@google.com>
7569 * godump.c (go_format_type): Treat ENUMERAL_TYPE like INTEGER_TYPE.
7571 2017-01-03 Martin Sebor <msebor@redhat.com>
7573 PR tree-optimization/78696
7574 * gimple-ssa-sprintf.c (format_floating): Correct handling of
7575 precision. Use MPFR for %f for greater fidelity. Correct handling
7577 (pass_sprintf_length::compute_format_length): Set width and precision
7578 specified by asrerisk to void_node for vararg functions.
7579 (try_substitute_return_value): Adjust dump output.
7581 2017-01-03 David Edelsohn <dje.gcc@gmail.com>
7583 * doc/invoke.texi (RS6000 options): LRA is enabled by default.
7585 2017-01-03 Eric Botcazou <ebotcazou@adacore.com>
7587 * doc/invoke.texi (SPARC options): Document -mlra as the default.
7588 * config/sparc/sparc.c (sparc_option_override): Force LRA unless
7589 -mlra/-mno-lra was passed to the compiler.
7591 2017-01-03 James Cowgill <James.Cowgill@imgtec.com>
7593 PR rtl-optimization/65618
7594 * emit-rtl.c (try_split): Move initialization of "before" and
7595 "after" to just before the call to emit_insn_after_setloc.
7597 2017-01-03 Gerald Pfeifer <gerald@pfeifer.com>
7599 * doc/md.texi (Standard Names): Remove reference to Java frontend.
7601 2017-01-03 Pierre-Marie de Rodat <derodat@adacore.com>
7603 * dwarf2out.c (gen_enumeration_type_die): When
7604 -gno-strict-dwarf, add a DW_AT_encoding attribute.
7606 2017-01-03 Jakub Jelinek <jakub@redhat.com>
7608 PR tree-optimization/78965
7609 * gimple-ssa-sprintf.c (pass_sprintf_length::compute_format_length):
7610 Change first argument from const call_info & to call_info &. For %n
7611 set info.nowrite to false.
7614 * gimple-ssa-sprintf.c (try_substitute_return_value): Don't change
7615 possibly throwing calls.
7617 * genmatch.c (dt_node::gen_kids_1): If generic_exprs include SSA_NAME
7618 and exprs_len || fns_len, emit the code for SSA_NAME next to the exprs
7619 and fns handling, rather than in a separate case SSA_NAME.
7621 2017-01-02 Jeff Law <law@redhat.com>
7623 * config/darwin-driver.c (darwin_driver_init): Const-correctness
7624 fixes for first_period and second_period variables.
7626 2017-01-02 Uros Bizjak <ubizjak@gmail.com>
7629 * config/i386/i386.md (UNSPEC_NOREX_MEM): New unspec.
7630 (*insvqi_1): New insn pattern.
7631 (*insvqi_1_mem_rex64): Ditto.
7633 (*insvqi_3): Rename from *insvqi.
7635 (*extzvqi_mem_rex64): Add UNSPEC_NOREX_MEM tag.
7637 2017-01-02 Gerald Pfeifer <gerald@pfeifer.com>
7639 * doc/cfg.texi (Edges): Remove reference to Java.
7640 (Maintaining the CFG): Ditto.
7642 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
7645 * symtab.c (symtab_node::binds_to_current_def_p): Fix handling of
7646 transparent aliases.
7648 2017-01-01 Jan Hubicka <hubicka@ucw.cz>
7651 * predict.def (PRED_CALL): Update hitrate.
7652 (PRED_INDIR_CALL, PRED_POLYMORPHIC_CALL): New predictors.
7653 * predict.c (tree_estimate_probability_bb): Split CALL predictor
7654 into direct/indirect/polymorphic variants.
7656 2017-01-01 Jakub Jelinek <jakub@redhat.com>
7658 Update copyright years.
7660 * gcc.c (process_command): Update copyright notice dates.
7661 * gcov-dump.c (print_version): Ditto.
7662 * gcov.c (print_version): Ditto.
7663 * gcov-tool.c (print_version): Ditto.
7664 * gengtype.c (create_file): Ditto.
7665 * doc/cpp.texi: Bump @copying's copyright year.
7666 * doc/cppinternals.texi: Ditto.
7667 * doc/gcc.texi: Ditto.
7668 * doc/gccint.texi: Ditto.
7669 * doc/gcov.texi: Ditto.
7670 * doc/install.texi: Ditto.
7671 * doc/invoke.texi: Ditto.
7673 Copyright (C) 2017 Free Software Foundation, Inc.
7675 Copying and distribution of this file, with or without modification,
7676 are permitted in any medium without royalty provided the copyright
7677 notice and this notice are preserved.