1 2019-06-04 Andrew Pinski <apinski@marvell.com>
3 * config/aarch64/aarch64.c (aarch64_asan_shadow_offset):
6 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
8 * config/rs6000/constraints.md (define_register_constraint "wd"):
10 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
11 (rs6000_init_hard_regno_mode_ok): Adjust.
12 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
14 * config/rs6000/rs6000.md: Adjust.
15 * config/rs6000/vsx.md: Adjust.
16 * doc/md.texi (Machine Constraints): Adjust.
18 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
20 * config/rs6000/rs6000.md (define_mode_attr Fv2): Delete.
21 (rest of file): Adjust.
23 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
25 * config/rs6000/vsx.md (define_mode_attr VS_64reg): Delete.
26 (*vsx_extract_<P:mode>_<VSX_D:mode>_load): Adjust.
27 (vsx_splat_<mode>_reg): Adjust.
29 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
31 * config/rs6000/constraints.md (define_register_constraint "ws"):
33 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
34 (rs6000_init_hard_regno_mode_ok): Adjust.
35 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
37 * config/rs6000/rs6000.md: Adjust.
38 * config/rs6000/vsx.md: Adjust.
39 * doc/md.texi (Machine Constraints): Adjust.
41 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
43 * config/rs6000/constraints.md (define_register_constraint "wv"):
45 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
46 (rs6000_init_hard_regno_mode_ok): Adjust.
47 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
49 * config/rs6000/rs6000.md: Adjust.
50 * config/rs6000/vsx.md: Adjust.
51 * doc/md.texi (Machine Constraints): Adjust.
53 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
55 * config/rs6000/constraints.md (define_register_constraint "wi"):
57 (define_register_constraint "wt"): Delete.
58 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
59 (rs6000_init_hard_regno_mode_ok): Adjust.
60 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
61 RS6000_CONSTRAINT_wi and RS6000_CONSTRAINT_wt.
62 * config/rs6000/rs6000.md: Adjust.
63 * config/rs6000/vsx.md: Adjust.
64 * doc/md.texi (Machine Constraints): Adjust.
66 2019-06-04 Szabolcs Nagy <szabolcs.nagy@arm.com>
68 * config/aarch64/aarch64-protos.h (aarch64_asm_output_external): Remove
70 * config/aarch64/aarch64.c (aarch64_asm_output_external): Call
71 default_elf_asm_output_external.
73 2019-06-04 Martin Liska <mliska@suse.cz>
75 * ipa-icf.c (INCLUDE_LIST): Remove.
76 (sem_item_optimizer::execute): Remove call to init_wpa.
77 * ipa-icf.h (init_wpa): Remove.
79 2019-06-04 Jakub Jelinek <jakub@redhat.com>
81 * gimplify.c (gimplify_scan_omp_clauses): Don't sorry_at on lastprivate
82 conditional on combined for simd.
83 * omp-low.c (struct omp_context): Add combined_into_simd_safelen0
85 (lower_rec_input_clauses): For gimple_omp_for_combined_into_p max_vf 1
86 constructs, don't remove lastprivate_conditional_map, but instead set
87 ctx->combined_into_simd_safelen0 and adjust hash_map, so that it points
88 to parent construct temporaries.
89 (lower_lastprivate_clauses): Handle ctx->combined_into_simd_safelen0
90 like !ctx->lastprivate_conditional_map.
91 (lower_omp_1) <case GIMPLE_ASSIGN>: If up->combined_into_simd_safelen0,
92 use up->outer context instead of up.
93 * omp-expand.c (expand_omp_for_generic): Perform cond_var bump even if
94 gimple_omp_for_combined_p.
95 (expand_omp_for_static_nochunk): Likewise.
96 (expand_omp_for_static_chunk): Add forgotten cond_var bump that was
97 probably moved over into expand_omp_for_generic rather than being copied
100 2019-06-04 Martin Liska <mliska@suse.cz>
102 * value-prof.c (dump_histogram_value): Fix typo.
103 (gimple_mod_subtract_transform): Likewise.
105 2019-06-04 Richard Biener <rguenther@suse.de>
108 * tree-chrec.c (chrec_contains_symbols): Add to visited.
109 (tree_contains_chrecs): Likewise.
110 (chrec_contains_symbols_defined_in_loop): Move here and avoid
111 exponential behaivor from ...
112 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
114 (expression_expensive_p): Avoid exponential behavior and compute
115 expanded size, rejecting any expansion.
116 * tree-ssa-loop-ivopts.c (abnormal_ssa_name_p): Remove.
117 (idx_contains_abnormal_ssa_name_p): Likewise.
118 (contains_abnormal_ssa_name_p_1): New helper for walk_tree.
119 (contains_abnormal_ssa_name_p): Simplify and use
120 walk_tree_without_duplicates.
122 2019-06-04 Richard Biener <rguenther@suse.de>
124 PR tree-optimization/90738
126 2019-06-03 Richard Biener <rguenther@suse.de>
128 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
129 full reference tree and record in ref->ref.
130 (vn_reference_lookup_3): Pass in original ref to
131 ao_ref_init_from_vn_reference.
132 (vn_reference_lookup): Likewise.
133 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
134 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
135 Handle non-decl bases in the original reference.
137 2019-06-04 Martin Liska <mliska@suse.cz>
139 * ipa-icf.c (sem_item_optimizer::add_item_to_class): Count
140 number of references.
141 (sem_item_optimizer::do_congruence_step):
142 (sem_item_optimizer::worklist_push): Dump how references
144 (sem_item_optimizer::worklist_pop): Use heap.
145 (sem_item_optimizer::process_cong_reduction): Likewise.
146 * ipa-icf.h: Use fibonacci_heap insteam of std::list.
148 2019-06-04 Martin Liska <mliska@suse.cz>
150 * ipa-icf.h (struct sem_usage_pair_hash): New.
151 (sem_usage_pair_hash::hash): Likewise.
152 (sem_usage_pair_hash::equal): Likewise.
153 (struct sem_usage_hash): Likewise.
154 * ipa-icf.c (sem_item::sem_item): Initialize
156 (sem_item::add_reference): Register a reference
157 in ref_map and not in target->usages.
158 (sem_item::setup): Remove initialization of
160 (sem_item::~sem_item): Remove usage of dead vectors.
161 (sem_item::dump): Remove dump of references.
162 (sem_item_optimizer::sem_item_optimizer): Initialize
164 (sem_item_optimizer::read_section): Remove useless
166 (sem_item_optimizer::parse_funcs_and_vars): Likewise here.
167 (sem_item_optimizer::build_graph): Pass m_references
169 (sem_item_optimizer::verify_classes): Remove usage of dead
171 (sem_item_optimizer::traverse_congruence_split): Return true
172 when a class is split.
173 (sem_item_optimizer::do_congruence_step_for_index): Use
174 hash_map for look up of (sem_item *, index). That brings
175 significant speed up.
176 (sem_item_optimizer::do_congruence_step): Return true
177 when a split is done.
178 (congruence_class::is_class_used): Use referenced_by_count.
180 2019-06-04 Alan Modra <amodra@gmail.com>
183 * config/rs6000/rs6000.c (rs6000_call_aix): Correct r271753 merge
186 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
188 * config/rs6000/rs6000.h (MASK_MFPGPR): Delete.
189 * config/rs6000/rs6000.c (direct_move_p): Adjust.
190 (rs6000_secondary_reload_simple_move): Adjust.
191 (rs6000_opt_masks): Neuter the "mfpgpr" option.
192 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Adjust.
193 * config/rs6000/rs6000-cpus.def (ISA_2_5_MASKS_EMBEDDED): Adjust
196 * config/rs6000/rs6000.md (floatsi<mode>2_lfiwax): Adjust.
197 (floatunssi<mode>2_lfiwzx): Adjust.
198 (fix_trunc<mode>si2_stfiwx): Adjust.
199 (fixuns_trunc<mode>si2_stfiwx): Adjust.
200 * config/rs6000/rs6000.opt (mno-mfpgpr): New.
201 (mfpgpr): Mark as deprecated.
202 * doc/extend.texi (PowerPC Function Attributes): Delete mfpgpr.
203 (Basic PowerPC Built-in Functions Available on ISA 2.05): Adjust.
204 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete -mmfpgpr.
206 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
208 * config/rs6000/constraints.md (define_register_constraint "wg"):
210 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
211 RS6000_CONSTRAINT_wg.
212 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
213 (rs6000_init_hard_regno_mode_ok): Adjust.
214 * config/rs6000/rs6000.md (*mov<mode>_softfloat32, *movdi_internal64):
215 Delete "wg" alternatives.
216 * doc/md.texi (Machine Constraints): Adjust.
218 2019-06-03 Alan Modra <amodra@gmail.com>
220 * bb-reorder.c (copy_bb_p): Don't overflow size calculation.
221 (get_uncond_jump_length): Assert length less than INT_MAX and
224 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
227 * builtins.c (expand_builtin_longjmp): Add frame clobbers and schedule
229 (expand_builtin_nonlocal_goto): Likewise.
231 2019-06-03 Szabolcs Nagy <szabolcs.nagy@arm.com>
233 * config/aarch64/aarch64-protos.h (aarch64_asm_output_alias): Declare.
234 (aarch64_asm_output_external): Declare.
235 * config/aarch64/aarch64.c (aarch64_asm_output_variant_pcs): New.
236 (aarch64_declare_function_name): Call aarch64_asm_output_variant_pcs.
237 (aarch64_asm_output_alias): New.
238 (aarch64_asm_output_external): New.
239 * config/aarch64/aarch64.h (ASM_OUTPUT_DEF_FROM_DECLS): Define.
240 (ASM_OUTPUT_EXTERNAL): Define.
242 2019-06-03 Aldy Hernandez <aldyh@redhat.com>
243 * tree-vrp.h (value_range_base::nonzero_p): New.
244 (value_range_base::set_nonnull): Rename to...
245 (value_range_base::set_nonzero): ...this.
246 (value_range_base::set_null): Rename to...
247 (value_range_base::set_zero): ...this.
248 (value_range::set_nonnull): Remove.
249 (value_range::set_null): Remove.
250 * tree-vrp.c (range_is_null): Remove.
251 (range_is_nonnull): Remove.
252 (extract_range_from_binary_expr): Use value_range_base::*zero_p
253 instead of range_is_*null.
254 (extract_range_from_unary_expr): Same.
255 (value_range_base::set_nonnull): Rename to...
256 (value_range_base::set_nonzero): ...this.
257 (value_range::set_nonnull): Remove.
258 (value_range_base::set_null): Rename to...
259 (value_range_base::set_zero): ...this.
260 (value_range::set_null): Remove.
261 (extract_range_from_binary_expr): Rename set_*null uses to
263 (extract_range_from_unary_expr): Same.
264 (union_helper): Same.
265 * vr-values.c (get_value_range): Use set_*zero instead of
267 (vr_values::extract_range_from_binary_expr): Same.
268 (vr_values::extract_range_basic): Same.
270 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
273 * opts.c (parse_and_check_align_values): Allow 4 alignment values.
275 2019-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
277 * config/aarch64/iterators.md (MAX_OPP): New code attr.
278 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Rename to...
279 (aarch64_<su>abd<mode>_3): ... This.
280 (<sur>sadv16qi): Add TARGET_DOTPROD expansion.
282 2019-06-03 Richard Biener <rguenther@suse.de>
284 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
285 full reference tree and record in ref->ref.
286 (vn_reference_lookup_3): Pass in original ref to
287 ao_ref_init_from_vn_reference.
288 (vn_reference_lookup): Likewise.
289 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
290 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
291 Handle non-decl bases in the original reference.
293 2019-06-03 Martin Liska <mliska@suse.cz>
295 * doc/generic.texi: Remove Java Trees.
297 2019-06-03 Martin Liska <mliska@suse.cz>
299 * fold-const.c (operand_equal_p): Fix typo as compare_tree_int
300 returns 0 when operands are equal.
302 2019-06-03 Richard Biener <rguenther@suse.de>
304 PR tree-optimization/90716
305 * tree-loop-distribution.c (destroy_loop): Process blocks in
308 2019-06-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
311 * vector-builder.h (vector_builder::count_dups): New method.
312 * config/aarch64/aarch64-protos.h (aarch64_expand_sve_vector_init):
314 * config/aarch64/aarch64/sve.md (aarch64_sve_rev64<mode>): Use @.
315 (vec_init<mode><Vel>): New pattern.
316 * config/aarch64/aarch64.c (emit_insr): New function.
317 (aarch64_sve_expand_vector_init_handle_trailing_constants): Likewise.
318 (aarch64_sve_expand_vector_init_insert_elems): Likewise.
319 (aarch64_sve_expand_vector_init_handle_trailing_same_elem): Likewise.
320 (aarch64_sve_expand_vector_init): Define two overloaded functions.
322 2019-06-03 Alejandro Martinez <alejandro.martinezvicente@arm.com>
324 PR tree-optimization/90681
325 * internal-fn.c (mask_load_direct): Mark as non-vectorizable again.
326 * tree-vect-slp.c (vect_build_slp_tree_1): Add masked loads as a
327 special case for SLP, but fail on non-groupped loads.
329 2019-06-03 Martin Liska <mliska@suse.cz>
331 * cfg.c (debug): Use TDF_DETAILS for debug and
332 print edge info only once.
334 2019-06-02 Thomas Koenig <tkoenig@gcc.gnu.org>
337 * predict.def (PRED_FORTRAN_CONTIGUOUS): New predictor.
339 2019-06-01 Martin Sebor <msebor@redhat.com>
342 * tree-pretty-print.c (dump_generic_node): Add parentheses.
344 2019-05-31 Jan Hubicka <jh@suse.cz>
346 * alias.c: Include ipa-utils.h.
347 (get_alias_set): Try to complete ODR type via ODR type hash lookup.
348 * ipa-devirt.c (prevailing_odr_type): New.
349 * ipa-utils.h (previaling_odr_type): Declare.
351 2019-05-31 H.J. Lu <hongjiu.lu@intel.com>
352 Hongtao Liu <hongtao.liu@intel.com>
355 * config/i386/i386-features.c (rest_of_insert_endbranch): Remove
356 NOTE_INSN_DELETED_LABEL check.
358 2019-05-31 Prachi Godbole <prachi.godbole@imgtec.com>
359 Robert Suchanek <robert.suchanek@mips.com>
361 * config/mips/mips.c (mips_expand_builtin_insn): Swap the 1st
362 and 3rd operands of the fmadd/fmsub/maddv builtin.
364 2019-05-31 Jakub Jelinek <jakub@redhat.com>
366 * tree.h (OMP_CLAUSE__CONDTEMP__ITER): Define.
367 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
368 on OMP_SIMD if not nested inside of worksharing loop that also has
369 lastprivate conditional clause for the same decl.
370 (gimplify_omp_for): Add _condtemp_ clauses to OMP_SIMD if needed.
371 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_ also
373 (lower_rec_input_clauses): Likewise. Handle lastprivate conditional
375 (lower_lastprivate_conditional_clauses): Handle lastprivate conditional
377 (lower_lastprivate_clauses): Likewise.
378 (lower_omp_sections): Call lower_lastprivate_conditional_clauses before
379 calling lower_rec_input_clauses.
380 (lower_omp_for): Likewise.
381 (lower_omp_1): Use first rather than second OMP_CLAUSE__CONDTEMP_
382 clause on simd construct.
383 * omp-expand.c (expand_omp_simd): Initialize cond_var if
384 OMP_CLAUSE__CONDTEMP_ clause is present.
386 * omp-low.c (lower_rec_simd_input_clauses): Set TREE_THIS_NOTRAP on
389 2019-05-31 Xiong Hu Luo <luoxhu@linux.ibm.com>
392 * c-format.c (print_char_table, scanf_char_table): Replace BADLEN with
393 TEX_D32, TEX_D64 or TEX_D128.
395 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
397 * match.pd (~(vec?cst1:cst2)): New transformation.
399 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
401 * match.pd (X/[ex]D<Y/[ex]D): Handle negative denominator.
402 ((size_t)(A /[ex] B) CMP C): New transformation.
404 2019-05-31 Richard Sandiford <richard.sandiford@arm.com>
406 * doc/md.texi: Document define_insn_and_rewrite.
407 * rtl.def (DEFINE_INSN_AND_REWRITE): New rtx code.
408 * gensupport.c (queue_elem): Update comment.
409 (replace_operands_with_dups): New function.
410 (gen_rewrite_sequence): Likewise.
411 (process_rtx): Handle DEFINE_INSN_AND_REWRITE.
412 * read-rtl.c (apply_subst_iterator): Likewise.
413 (add_condition_to_rtx, named_rtx_p): Likewise.
414 (rtx_reader::read_rtx_operand): Likewise.
415 * config/aarch64/aarch64-sve.md
416 (while_ult<GPI:mode><PRED_ALL:mode>_cc): Rename to...
417 (*while_ult<GPI:mode><PRED_ALL:mode>_cc): ...this and use
418 define_insn_and_rewrite.
419 (*cond_<optab><mode>_any): Turn into define_insn_and_rewrites.
420 Remove separate define_split.
422 2019-05-31 Jan Hubicka <jh@suse.cz>
424 * tree-ssa-alias.c (type_has_components_p): New function.
425 (aliasing_component_refs_p): Use it.
427 2019-05-31 Martin Liska <mliska@suse.cz>
429 * gdbhooks.py: Add const_tree to TreePrinter.
431 2019-05-31 Thomas De Schampheleire <thomas.de_schampheleire@nokia.com>
434 * common.opt (feliminate-unused-debug-symbols): Enable by default.
435 * doc/invoke.texi (Debugging Options): Document new default of
436 -feliminate-unused-debug-symbols and remove restriction to 'stabs'.
438 2019-05-31 Jakub Jelinek <jakub@redhat.com>
440 PR tree-optimization/90671
441 * tree-ssa-threadupdate.c (ssa_create_duplicates): If
442 template_block used to be empty on the first call, don't use
443 gsi_split_seq_after and gsi_insert_seq_after, but remember whole
444 seq with bb_seq and set it with set_bb_seq.
446 2019-05-31 Iain Sandoe <iain@sandoe.co.uk>
448 * config/i386/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
450 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
451 Michael Meissner <meissner@linux.ibm.com>
453 * config/rs6000/predicates.md (pcrel_address): New define_predicate.
454 (prefixed_mem_operand): Likewise.
455 (non_prefixed_mem_operand): Likewise.
456 * config/rs6000/rs6000-protos.h (rs6000_prefixed_address): New
458 * config/rs6000/rs6000.c (print_operand_address): Handle
459 PC-relative addresses.
460 (mode_supports_prefixed_address_p): New function.
461 (rs6000_prefixed_address): New function.
462 * config/rs6000/rs6000.h (SYMBOL_FLAG_PCREL): New #define.
463 (SYMBOL_REF_PCREL_P): Likewise.
465 2019-05-30 Jakub Jelinek <jakub@redhat.com>
467 * gimplify.c (enum gimplify_omp_var_data): Add GOVD_CONDTEMP.
468 (gimplify_adjust_omp_clauses_1): Handle GOVD_CONDTEMP.
469 (gimplify_omp_for): If worksharing loop with lastprivate conditional
470 is nested inside of parallel region, add _condtemp_ clause to both.
471 * tree-nested.c (convert_nonlocal_omp_clauses,
472 convert_local_omp_clauses): Ignore OMP_CLAUSE__CONDTEMP_ instead of
474 * omp-general.h (struct omp_for_data): Add have_pointer_condtemp
476 * omp-general.c (omp_extract_for_data): Compute it.
477 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_.
478 (lower_rec_input_clauses): Likewise.
479 (lower_lastprivate_conditional_clauses): If OMP_CLAUSE__CONDTEMP_
480 clause is already present, just add one further one after it.
481 (lower_lastprivate_clauses): Handle cond_ptr with array type.
482 (lower_send_shared_vars): Clear _condtemp_ vars.
483 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle target data like critical
484 or section or taskgroup.
485 * omp-expand.c (determine_parallel_type): Disallow combining only if
486 first OMP_CLAUSE__CONDTEMP_ has pointer type. Disallow combining
487 of parallel sections if OMP_CLAUSE__CONDTEMP_ is present.
488 (expand_omp_for_generic, expand_omp_for_static_nochunk,
489 expand_omp_for_static_chunk, expand_omp_for): Use
490 fd->have_pointer_condtemp instead of fd->lastprivate_conditional to
491 determine if a special set of API routines are needed and if condtemp
492 needs to be initialized, while always initialize cond_var if
493 fd->lastprivate_conditional is non-zero.
495 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
496 Michael Meissner <meissner@linux.ibm.com>
498 * config/rs6000/constraints.md (eI): New constraint.
499 * config/rs6000/predicates.md (cint34_operand): New predicate.
500 * config/rs6000/rs6000.h (SIGNED_16BIT_OFFSET_P): New #define.
501 (SIGNED_34BIT_OFFSET_P): Likewise.
502 * doc/md.texi (eI): Document constraint.
504 2019-05-30 Sylvia Taylor <sylvia.taylor@arm.com>
506 * config/aarch64/aarch64-sve.md (*fabd<mode>3): New.
508 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
509 Michael Meissner <meissner@linux.ibm.com>
511 * rs6000-cpus.def (OTHER_FUSION_MASKS): New #define.
512 (ISA_3_0_MASKS_SERVER): Mask off OTHER_FUSION_MASKS.
513 (ISA_3_0_MASKS_IEEE): Remove OPTION_MASK_DIRECT_MOVE.
514 (ISA_FUTURE_MASKS_SERVER): Add OPTION_MASK_PREFIXED_ADDR.
515 (OTHER_FUTURE_MASKS): Likewise.
516 (POWERPC_MASKS): Likewise.
517 * rs6000.c (rs6000_option_override_internal): Error if -mpcrel is
518 specified without -mprefixed-addr or -mcpu=future. Error if
519 -mprefixed-addr is specified without -mcpu=future.
520 (rs6000_opt_masks): Add entry for prefixed-addr.
521 * rs6000.opt (mprefixed-addr): New option.
523 2019-05-30 Sam Tebbs <sam.tebbs@arm.com>
525 * aarch64/aarch64.c (aarch64_post_cfi_startproc): Add
526 cfun->is_thunk check.
528 2019-05-30 Jakub Jelinek <jakub@redhat.com>
530 * tree-predcom.c (is_inv_store_elimination_chain): Fix a typo - lenght
533 2019-05-30 Martin Liska <mliska@suse.cz>
535 * gdbinit.in: Fix 'ptc' command. Add trt
536 that prints TREE_TYPE($).
538 2019-05-29 Bill Schmidt <wschmidt@linux.ibm.com>
539 Alan Modra <amodra@gmail.com>
541 * config/rs6000/rs6000.c (rs6000_call_template_1): Handle pcrel
543 (rs6000_indirect_call_template_1): ...and here.
544 (rs6000_pltseq_template): Handle plt_pcrel34. Rework tocsave,
545 plt16_ha, plt16_lo, mtctr indirect calls. Use
547 (rs6000_decl_ok_for_sibcall): New function.
548 (rs6000_function_ok_for_sibcall): Refactor.
549 (rs6000_longcall_ref): Use UNSPEC_PLT_PCREL when pcrel.
550 (rs6000_call_aix): Don't emit toc restore rtl for indirect calls
551 when pcrel. Reorganize.
552 (rs6000_sibcall_aix): Don't add r2 to function usage when pcrel.
553 * rs6000.h (rs6000_pltseq_enum): New enum.
554 * rs6000.md (UNSPEC_PLT_PCREL): New unspec.
555 (*pltseq_tocsave): Use rs6000_pltseq_enum.
556 (*pltseq_plt16_ha): Likewise.
557 (*pltseq_plt16_lo): Likewise.
558 (*pltseq_mtctr): Likewise.
559 (*pltseq_plt_pcrel): New insn.
560 (*call_local_aix): Handle @notoc calls.
561 (*call_value_local_aix): Likewise.
562 (*call_nonlocal_aix): Adjust lengths for pcrel calls.
563 (*call_value_nonlocal_aix): Likewise.
564 (*call_indirect_pcrel): New insn.
565 (*call_value_indirect_pcrel): Likewise.
568 2019-05-29 Uroš Bizjak <ubizjak@gmail.com>
570 * config/i386/sse.md (*save_multiple<mode>): Rename from
572 (*restore_multiple<mode>): Rename from restore_multiple<mode>.
573 (*restore_multiple_and_return<mode>): Rename from
574 restore_multiple_and_return<mode>.
575 (*restore_multiple_leave_return<mode>): Rename from
576 restore_multiple_leave_return<mode>.
578 2019-05-29 Yoshinori Sato <ysato@users.sourceforge.jp>
580 * config.gcc (rx-*-linux*): New target.
581 * config/rx/elf.opt: New file.
582 * config/rx/linux.h: Likewise.
583 * config/rx/t-linux: Likewise.
584 * config/rx/rx.c (TARGET_SAVE_ACC_REGISTER): If not defined,
586 * config/rx/rx.h (ASM_APP_ON): Allow to be overridden.
587 (ASM_APP_OFF): Likewise.
588 * config/rx/rx.opt: Drop -msim and -mas100-syntax, they were
591 2019-05-29 Jan Hubicka <jh@suse.cz>
593 * tree-ssa-alias.c (same_type_for_tbaa): Return ture if main
594 variants are pointer equivalent.
596 2019-05-29 Alejandro Martinez <alejandro.martinezvicente@arm.com>
598 * config/aarch64/aarch64-c.c: Added TARGET_SVE2.
599 * config/aarch64/aarch64-sve2.md: New file.
600 (<u>avg<mode>3_floor): New pattern.
601 (<u>avg<mode>3_ceil): Likewise.
602 (*<sur>h<addsub><mode>): Likewise.
603 * config/aarch64/aarch64.h: Added AARCH64_ISA_SVE2 and TARGET_SVE2.
604 * config/aarch64/aarch64.md: Include aarch64-sve2.md.
606 2019-05-29 Jakub Jelinek <jakub@redhat.com>
609 * optc-save-gen.awk: In cl_optimization_print, use correct condition
610 for var_opt_string printing. In cl_optimization_print_diff, print
611 (null) instead of invoking undefined behavior if one of the
612 var_opt_string pointers is NULL and use && instead of first || in the
613 guarding condition. For var_target_other options, handle const char *
614 target variables similarly to const char * optimize node variables.
616 2019-05-29 Sam Tebbs <sam.tebbs@arm.com>
618 * config/aarch64/aarch64-builtins.c (aarch64_builtins): Add
619 AARCH64_PAUTH_BUILTIN_AUTIB1716 and AARCH64_PAUTH_BUILTIN_PACIB1716.
620 * config/aarch64/aarch64-builtins.c (aarch64_init_pauth_hint_builtins):
621 Add autib1716 and pacib1716 initialisation.
622 * config/aarch64/aarch64-builtins.c (aarch64_expand_builtin): Add checks
623 for autib1716 and pacib1716.
624 * config/aarch64/aarch64-protos.h (aarch64_key_type,
625 aarch64_post_cfi_startproc): Define.
626 * config/aarch64/aarch64-protos.h (aarch64_ra_sign_key): Define extern.
627 * config/aarch64/aarch64.c (aarch64_handle_standard_branch_protection,
628 aarch64_handle_pac_ret_protection): Set default sign key to A.
629 * config/aarch64/aarch64.c (aarch64_expand_epilogue,
630 aarch64_expand_prologue): Add check for b-key.
631 * config/aarch64/aarch64.c (aarch64_ra_sign_key,
632 aarch64_post_cfi_startproc, aarch64_handle_pac_ret_b_key): Define.
633 * config/aarch64/aarch64.h (TARGET_ASM_POST_CFI_STARTPROC): Define.
634 * config/aarch64/aarch64.c (aarch64_pac_ret_subtypes): Add "b-key".
635 * config/aarch64/aarch64.md (unspec): Add UNSPEC_AUTIA1716,
636 UNSPEC_AUTIB1716, UNSPEC_AUTIASP, UNSPEC_AUTIBSP, UNSPEC_PACIA1716,
637 UNSPEC_PACIB1716, UNSPEC_PACIASP, UNSPEC_PACIBSP.
638 * config/aarch64/aarch64.md (do_return): Add check for b-key.
639 * config/aarch64/aarch64.md (<pauth_mnem_prefix>sp): Replace
640 pauth_hint_num_a with pauth_hint_num.
641 * config/aarch64/aarch64.md (<pauth_mnem_prefix>1716): Replace
642 pauth_hint_num_a with pauth_hint_num.
643 * config/aarch64/aarch64.opt (msign-return-address=): Deprecate.
644 * config/aarch64/iterators.md (PAUTH_LR_SP): Add UNSPEC_AUTIASP,
645 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
646 * config/aarch64/iterators.md (PAUTH_17_16): Add UNSPEC_AUTIA1716,
647 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716.
648 * config/aarch64/iterators.md (pauth_mnem_prefix): Add UNSPEC_AUTIA1716,
649 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716, UNSPEC_AUTIASP,
650 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
651 * config/aarch64/iterators.md (pauth_hint_num_a): Replace
652 UNSPEC_PACI1716 and UNSPEC_AUTI1716 with UNSPEC_PACIA1716 and
653 UNSPEC_AUTIA1716 respectively.
654 * config/aarch64/iterators.md (pauth_hint_num_a): Rename to pauth_hint_num
655 and add UNSPEC_PACIBSP, UNSPEC_AUTIBSP, UNSPEC_PACIB1716, UNSPEC_AUTIB1716.
656 * doc/invoke.texi (-mbranch-protection): Add b-key type.
657 * config/aarch64/aarch64-bti-insert.c (aarch64_pac_insn_p): Rename
658 UNSPEC_PACISP to UNSPEC_PACIASP and UNSPEC_PACIBSP.
660 2019-05-29 Jakub Jelinek <jakub@redhat.com>
662 * gimplify.c (struct gimplify_omp_ctx): Add clauses member.
663 (gimplify_scan_omp_clauses): Initialize ctx->clauses.
664 (gimplify_adjust_omp_clauses_1): Transform lastprivate conditional
665 explicit clause on combined parallel into implicit shared clause.
666 (gimplify_adjust_omp_clauses): Move lastprivate conditional clause
667 and firstprivate if the decl has one too from combined parallel to
668 the worksharing construct.
670 2019-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
671 Michael Meissner <meissner@linux.ibm.com>
673 * config/rs6000/rs6000-cpus.def (OTHER_FUTURES_MASK): New #define.
675 2019-05-28 Michael Meissner <meissner@linux.ibm.com>
677 * rtl.h (LABEL_REF_P): New #define.
679 2019-05-28 John David Anglin <danglin@gcc.gnu.org>
681 * config/pa/pa.c (hppa_profile_hook): Remove offset adjustment.
683 2019-05-28 Alejandro Martinez <alejandro.martinezvicente@arm.com>
685 * internal-fn.c: Marked mask_load_direct as vectorizable.
686 * tree-data-ref.c (data_ref_compare_tree): Fixed comment typo.
687 * tree-vect-data-refs.c (can_group_stmts_p): Allow masked loads to be
688 combined even if masks different with allow_slp_p param.
689 (vect_analyze_data_ref_accesses): Mark SLP only vectorizable groups.
690 * tree-vect-loop.c (vect_dissolve_slp_only_groups): New function to
691 dissolve SLP-only vectorizable groups when SLP has been discarded.
692 (vect_analyze_loop_2): Call vect_dissolve_slp_only_groups when needed.
693 * tree-vect-slp.c (vect_get_and_check_slp_defs): Check masked loads
695 (vect_build_slp_tree_1): Fixed comment typo.
696 (vect_build_slp_tree_2): Include masks from masked loads in SLP tree.
697 * tree-vect-stmts.c (vectorizable_load): Allow vectorizaion of masked
699 * tree-vectorizer.h (_stmt_vec_info): Added flag for SLP-only
701 * tree-vectorizer.c (vec_info::new_stmt_vec_info): Likewise.
703 2019-05-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
705 * config/alpha/alpha.c [TARGET_ABI_OSF] (alpha_output_mi_thunk_osf):
706 Remove obsolete use_thunk reference.
707 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
708 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
709 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
710 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
711 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
712 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
713 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
714 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
715 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
717 2019-05-28 Nathan Sidwell <nathan@acm.org>
719 * tree.h (IDENTIFIER_ANON_P): New.
720 (anon_aggrname_format, anon_aggname_p): Don't declare.
721 (make_anon_name): Declare.
722 * lto-streamer-out.c (DFS::DFS_write_tree_body): Use IDENTIFIER_ANON_P.
723 (hash_tree): Likewise.
724 * tree-streamer-out.c (write_ts_decl_minimal_tree): Likewise.
725 * tree.c (anon_aggrname_p, anon_aggrname_format): Delete.
726 (anon_cnt, make_anon_name): New.
728 2019-05-28 Martin Liska <mliska@suse.cz>
731 * opts-global.c (decode_options): Print help for all
732 help_option_arguments.
733 * opts.c (print_help): Add new argument.
734 (common_handle_option): Remember all values into
735 help_option_arguments.
736 * opts.h (print_help): Add new argument.
738 2019-05-28 Martin Liska <mliska@suse.cz>
741 * ipa-icf-gimple.c (func_checker::compare_loops): New function.
742 * ipa-icf-gimple.h (func_checker::compare_loops): Likewise.
743 (func_checker::compare_bb): Call compare_loops.
745 2019-05-27 Jakub Jelinek <jakub@redhat.com>
747 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
748 on sections construct.
749 * omp-low.c (lower_lastprivate_conditional_clauses): Handle sections
751 (lower_omp_sections): Handle lastprivate conditional.
752 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle sections construct with
753 lastprivate_conditional_map.
754 * omp-expand.c (expand_omp_sections): Handle lastprivate conditional.
756 * omp-low.c (lower_omp_1) <case GIMPLE_ASSIGN>: Look through ordered,
757 critical, taskgroup and section regions when looking for a region
758 with non-NULL lastprivate_conditional_map.
760 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
762 * config/i386/i386.c (ix86_gen_add3): Remove indirect function.
763 (*ix86_gen_sub3): Ditto.
764 (*ix86_gen_sub3_carry): Ditto.
765 (*ix86_gen_one_cmpl2): Ditto.
766 (*ix86_gen_andsp): Ditto.
767 (ix86_init_large_pic_reg): Use gen_add2_insn instead of ix86_gen_add3.
768 (gen_and2_insn): New static function.
769 (ix86_expand_prologue): Use gen_and2_insn instead of ix86_gen_andsp.
770 Use gen_add3_insn instead of ix86_gen_add3.
771 (ix86_expand_split_stack_prologue): Use gen_add2_insn
772 instead of ix86_gen_add3.
773 (legitimize_tls_address): Use gen_add2_insn instead of ix86_gen_add3.
774 Use gen_sub3_insn instead of ix86_gen_sub3.
775 * config/i386-expand.c (ix86_split_long_move): Use gen_add2_insn
776 instead of ix86_gen_add3.
777 (ix86_expand_strlensi_unroll_1): Use gen_add2_insn instead of
778 ix86_gen_add3. Use gen_sub3_insn instead of ix86_gen_sub3.
779 (construct_plt_address): Use gen_add2_insn instead of ix86_gen_add3.
780 * config/i386/i386-options.c (ix86_option_override_internal):
781 Do not initialize ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
782 ix86_gen_one_cmpl2 and ix86_gen_andsp.
784 2019-05-27 Eric Botcazou <ebotcazou@adacore.com>
786 * dwarf2out.c (resolve_args_picking_1): Deal with DW_OP_GNU_addr_index
787 and DW_OP_GNU_const_index opcodes.
789 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
791 * config/i386/i386.h (STACK_SIZE_MODE): Define.
793 2019-05-27 Richard Biener <rguenther@suse.de>
795 PR tree-optimization/90637
796 * tree-ssa-sink.c (statement_sink_location): Honor the
797 computed sink location for single-uses.
799 2019-05-27 Richard Biener <rguenther@suse.de>
802 * match.pd (vec_perm): Avoid clobbering op0 when not generating
805 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
807 * config/i386/i386.md (@sub<mode>3_carry): Rename
808 from sub<mode>3_carry.
809 (@leave_<mode>): New expander.
810 (*leave): Rename from leave.
811 (*leave_rex64): Rename from leave_rex64.
812 (@monitorx_<mode>): Rename from monitorx_<mode>.
813 (@clzero_<mode>): Rename from clzero_<mode>.
814 * config/i386/sse.md (@sse3_monitor_<mode>): Rename
815 from sse3_monitor_<mode>.
816 * config/i386/i386.c (ix86_gen_sub3_carry): Remove indirect function.
817 (*ix86_gen_leave): Ditto.
818 (*ix86_gen_monitor): Ditto.
819 (*ix86_gen_monitorx): Ditto.
820 (*ix86_gen_clzero): Ditto.
821 (ix86_emit_leave): Use gen_leave instead of ix86_gen_leave.
822 * config/i386/i386-expand.c (ix86_expand_strlensi_unroll_1):
823 Use gen_sub3_carry instead of ix86_gen_sub3_carry.
824 (ix86_expand_builtin) <case IX86_BUILTIN_MONITOR>:
825 Use gen_sse3_monitor instead of ix86_gen_monitor.
826 <case IX86_BUILTIN_MONITORX>: Use gen_monitorx
827 instead of ix86_gen_monitorx.
828 <case IX86_BUILTIN_CLZERO>: Use gen_clzero
829 instead of ix86_gen_clzero.
830 * config/i386/i386-options.c (ix86_option_override_internal):
831 Do not initialize ix86_gen_leave, ix86_gen_sub3_carry,
832 ix86_gen_monitor, ix86_gen_monitorx and ix86_gen_clzero.
834 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
836 * config/i386/i386.md (@tls_global_dynamic_64_<mode>):
837 Rename from tls_global_dynamic_64_<mode>.
838 (@tls_local_dynamic_base_64_<mode>): Rename from
839 tls_local_dynamic_base_64_<mode>.
840 * config/i386/i386.c (*ix86_gen_tls_global_dynamic_64):
841 Remove indirect function.
842 (*ix86_gen_tls_local_dynamic_base_64): Ditto.
843 (legitimize_tls_address): Use gen_tls_global_dynamic_64 function
844 instead of ix86_gen_tls_global_dynamic_64.
845 Use gen_tls_local_dynamic_base_64 instead of
846 ix86_gen_tls_local_dynamic_base_64.
847 * config/i386/i386-options.c (ix86_option_override_internal):
848 Do not initialize ix86_gen_tls_global_dynamic_64 and
849 ix86_gen_tls_local_dynamic_base_64.
851 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
853 * config/i386/i386.md (@pro_epilogue_adjust_stack_add_<mode>)
854 Rename from pro_epilogue_adjust_stack_<mode>_add.
855 (@pro_epilogue_adjust_stack_sub_<mode>)
856 Rename from pro_epilogue_adjust_stack_<mode>_sub.
857 (@allocate_stack_worker_probe_<mode>):
858 Rename from allocate_stack_worker_probe_<mode>.
859 (allocate_stack): Use gen_allocate_stack_worker_probe.
860 (probe_stack): Use gen_probe_stack_1.
861 (@probe_stack_1_<mode>): Rename from probe_stack_<mode>.
862 (@adjust_stack_and_probe_<mode>): Rename from
863 adjust_stack_and_probe<mode>.
864 (@probe_stack_range_<mode>): Rename from probe_stack_range<mode>.
865 (stack_protect_set): Use gen_stack_protect_set_1.
866 (@stack_protect_set_1_<mode>): Rename from stack_protect_set_<mode>.
867 (stack_protect_test): Use gen_stack_protect_test_1.
868 (@stack_protect_test_1_<mode>): Rename from stack_protect_test_<mode>.
869 * config/i386/i386.c (*ix86_gen_allocate_stack_worker):
870 Remove indirect function.
871 (*ix86_gen_adjust_stack_and_probe): Ditto.
872 (*ix86_gen_probe_stack_range): Ditto.
873 (pro_epilogue_adjust_stack): Use gen_pro_epilogue_adjust_stack_add
874 instead of gen_pro_epilogue_adjust_stack_{si,di}_add.
875 (ix86_adjust_stack_and_probe_stack_clash): Use
876 gen_adjust_stack_and_probe instead of ix86_gen_adjust_stack_and_probe.
877 (ix86_adjust_stack_and_probe): Ditto.
878 (ix86_emit_probe_stack_range): Use gen_probe_stack_range instead
879 of ix86_gen_probe_stack_range.
880 (ix86_expand_prologue): Use gen_pro_epilogue_adjust_stack_sub
881 instead of gen_pro_epilogue_adjust_stack_{si,di}_sub.
882 * config/i386/x86-tune-sched.c (ix86_macro_fusion_pair_p):
883 Include insn-opinit.h. Use code_for_stack_protect_test_1 instead of
884 CODE_FOR_stack_protect_test_{si,di}.
885 * config/i386/i386-options.c (ix86_option_override_internal):
886 Do not initialize ix86_gen_allocate_stack_worker,
887 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
889 2019-05-26 Gerald Pfeifer <gerald@pfeifer.com>
891 * doc/invoke.texi (Link Options): Many editorial changes around
894 2019-05-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
896 * doc/invoke.texi (x86 Options, -mvect8-ret-in-mem): Remove
897 pre-Solaris 11 referene and most Studio compiler details.
899 2019-05-24 John David Anglin <danglin@gcc.gnu.org>
902 * config/pa/pa.c (pa_can_change_mode_class): Accept mode changes from
903 DImode to SImode in floating-point registers on 64-bit target.
904 * config/pa/pa.md (umulsidi3): Change nonimmediate_operand to
905 register_operand in xmpyu patterns.
907 2019-05-24 Jakub Jelinek <jakub@redhat.com>
909 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__CONDTEMP_.
910 * tree.h (OMP_CLAUSE_DECL): Use OMP_CLAUSE__CONDTEMP_ instead of
911 OMP_CLAUSE__REDUCTEMP_.
912 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add
913 OMP_CLAUSE__CONDTEMP_.
914 (walk_tree_1): Handle OMP_CLAUSE__CONDTEMP_.
915 * tree-pretty-print.c (dump_omp_clause): Likewise.
916 * tree-nested.c (convert_nonlocal_omp_clauses,
917 convert_local_omp_clauses): Likewise.
918 * gimplify.c (enum gimplify_omp_var_data): Use hexadecimal constants
919 instead of decimal. Add GOVD_LASTPRIVATE_CONDITIONAL.
920 (gimplify_scan_omp_clauses): Don't reject lastprivate conditional
922 (gimplify_omp_for): Warn and disable conditional modifier from
923 lastprivate on loop iterators.
924 * omp-general.h (struct omp_for_data): Add lastprivate_conditional
926 * omp-general.c (omp_extract_for_data): Initialize it.
927 * omp-low.c (struct omp_context): Add lastprivate_conditional_map
929 (delete_omp_context): Delete it.
930 (lower_lastprivate_conditional_clauses): New function.
931 (lower_lastprivate_clauses): Add BODY_P and CSTMT_LIST arguments,
932 handle lastprivate conditional clauses.
933 (lower_reduction_clauses): Add CLIST argument, emit it into
934 the critical section if any.
935 (lower_omp_sections): Adjust lower_lastprivate_clauses and
936 lower_reduction_clauses callers.
937 (lower_omp_for_lastprivate): Add CLIST argument, pass it through
938 to lower_lastprivate_clauses.
939 (lower_omp_for): Call lower_lastprivate_conditional_clauses, adjust
940 lower_omp_for_lastprivate and lower_reduction_clauses callers, emit
941 clist into a critical section if not emitted there already by
942 lower_reduction_clauses.
943 (lower_omp_taskreg, lower_omp_teams): Adjust lower_reduction_clauses
945 (lower_omp_1): Handle GIMPLE_ASSIGNs storing into lastprivate
946 conditional variables.
947 * omp-expand.c (determine_parallel_type): Punt if OMP_CLAUSE__CONDTEMP_
949 (expand_omp_for_generic, expand_omp_for_static_nochunk,
950 expand_omp_for_static_chunk): Handle lastprivate conditional.
951 (expand_omp_for): Handle fd.lastprivate_conditional like
954 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
956 * config/gcn/gcn-run.c (main): Set a non-zero return value if the
957 kernel does not exit cleanly.
958 * config/gcn/gcn.md (gcn_return): Insert s_waitcnt before s_dcache_wb.
960 2019-05-24 Jason Merrill <jason@redhat.com>
963 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
965 2019-05-24 Richard Biener <rguenther@suse.de>
968 * tree-loop-distribution.c (struct partition): Add location
970 (partition_alloc): Initialize all fields.
971 (generate_memset_builtin): Use the location recorded in the
972 partition for the generated call.
973 (generate_memcpy_builtin): Likewise.
974 (classify_partition): Record the location of a single store
975 as location for the partition.
977 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
979 * config/gcn/gcn.c (gcn_expand_prologue): Use gen_addsi3_scalar_carry
982 2019-05-24 Matthew Malcomson <matthew.malcomson@arm.com>
985 * common/config/aarch64/aarch64-common.c
986 (aarch64_rewrite_selected_cpu): Change local temporary variable
987 type from unsigned long to uint64_t.
988 * config/aarch64/aarch64-protos.h (aarch64_parse_extension,
989 aarch64_get_extension_string_for_isa_flags): Change declaration to
990 match new definition by replacing unsigned long with uint64_t.
992 2019-05-24 Jakub Jelinek <jakub@redhat.com>
995 * config/i386/x86-tune-sched.c (ix86_macro_funsion_pair_p): Call
996 gen_attr_type just once instead of 4-7 times. Formatting fixes.
997 Handle stack_protect_test_<mode> codegen similarly to corresponding
1000 2019-05-23 Iain Sandoe <iain@sandoe.co.uk>
1002 * config/i386/darwin.h: Reject -mfentry*.
1003 * doc/sourcebuild.texi: Document mfentry target support.
1005 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1007 * config/rs6000/rs6000.c (rs6000_global_entry_point_needed_p):
1008 Rename to rs6000_global_entry_point_prologue_needed_p. Return
1009 false for PC-relative functions.
1010 (rs6000_output_function_prologue): Change called function name to
1011 rs6000_global_entry_point_prologue_needed_p. Emit ".localentry
1012 name,1" for PC-relative functions.
1013 (rs6000_elf_declare_function_name): Change called function name to
1014 rs6000_global_entry_point_prologue_needed_p.
1016 2019-05-23 Uroš Bizjak <ubizjak@gmail.com>
1019 * config/i386/i386.c (gen_rtx_cost):
1020 Use ix86_tune_cost instead of ix86_cost.
1022 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1023 Michael Meissner <meissner@linux.ibm.com>
1024 Segher Boessenkool <segher@kernel.crashing.org>
1026 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): Add
1028 (POWERPC_MASKS): Add OPTION_MASK_PCREL.
1029 * config/rs6000/rs6000-protos.h (rs6000_pcrel_p): New prototype.
1030 (rs6000_fndecl_pcrel_p): Likewise.
1031 * config/rs6000/rs6000.c (rs6000_option_override_internal): Report
1032 error if -mpcrel is requested without -mcpu=future.
1033 (rs6000_opt_masks): Add entry for pcrel.
1034 (rs6000_fndecl_pcrel_p): New function.
1035 (rs6000_pcrel_p): Likewise.
1036 * config/rs6000/rs6000.opt (mpcrel): New option.
1037 * doc/invoke.texi: Document -mpcrel and -mno-pcrel.
1039 2019-05-23 Jan Hubicka <jh@suse.cz>
1040 Martin Liska <mliska@suse.cz>
1042 PR tree-optimization/90576
1043 * tree-ssa-alias.c (compare_sizes): Remove dead calls to
1045 (aliasing_component_refs_p): Fix three way size compare conditional;
1046 give up earlier in case we can not decide on equivalence.
1048 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1049 Michael Meissner <meissner@linux.ibm.com>
1050 Segher Boessenkool <segher@kernel.crashing.org>
1052 * config.gcc: Add future cpu.
1053 * config/rs6000/driver-rs6000.c (asm_names): Add future cpu.
1054 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): New
1056 (POWERPC_MASKS): Add OPTION_MASK_FUTURE.
1057 (RS6000_CPU): New instantiation for future cpu.
1058 * config/rs6000/rs6000-opts.h (enum processor_type): Add
1060 * config/rs6000/rs6000-string.c (expand_compare_loop): Treat
1061 PROCESSOR_FUTURE like PROCESSOR_POWER9 for now.
1062 * config/rs6000/rs6000-tables.opt: Regenerate.
1063 * config/rs6000/rs6000.c (rs6000_option_override_internal): Treat
1064 PROCESSOR_FUTURE similarly to PROCESSOR_POWER9 for now.
1065 (rs6000_machine_from_flags): Handle future cpu.
1066 (rs6000_reassociation_width): Treat PROCESSOR_FUTURE like
1067 PROCESSOR_POWER9 for now.
1068 (rs6000_adjust_cost): Likewise.
1069 (rs6000_issue_rate): Likewise.
1070 (rs6000_register_move_cost): Likewise.
1071 (rs6000_opt_masks): Add entry for future.
1072 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add future cpu.
1073 (MASK_FUTURE): New #define.
1074 * config/rs6000/rs6000.md (define_attr "cpu"): Add future cpu.
1075 * config/rs6000/rs6000.opt (mfuture): New target option.
1076 * doc/invoke.texi (mcpu): Add future cpu.
1078 2019-05-23 Martin Liska <mliska@suse.cz>
1081 * tree-ssa-uninit.c (value_sat_pred_p): The result of &
1082 operation points to a temporary (pointed via tree_to_wide_ref)
1083 that is out of scope after the &.
1085 2019-05-23 Jonathan Wakely <jwakely@redhat.com>
1088 * doc/extend.texi (Function Names): Add missing word.
1090 2019-05-23 Richard Biener <rguenther@suse.de>
1092 PR tree-optimization/88440
1093 * opts.c (default_options_table): Enable -ftree-loop-distribute-patterns
1095 * tree-loop-distribution.c (generate_memset_builtin): Fold the
1097 (generate_memcpy_builtin): Likewise.
1098 (distribute_loop): Pass in whether to only distribute patterns.
1099 (prepare_perfect_loop_nest): Also allow size optimization.
1100 (pass_loop_distribution::execute): When optimizing a loop
1101 nest for size allow pattern replacement.
1103 2019-05-23 Jakub Jelinek <jakub@redhat.com>
1106 * config/i386/i386.md (stack_protect_test_<mode>): Use sub instead
1109 2019-05-23 Martin Liska <mliska@suse.cz>
1112 * gimplify.c (gimplify_target_expr): Skip TREE_STATIC target
1113 expression similarly to gimplify_decl_expr.
1115 2019-05-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1117 * cse.c (cse_dump_path): s/dump_file/f.
1119 2019-05-22 David Malcolm <dmalcolm@redhat.com>
1122 * diagnostic-format-json.cc: Include "selftest.h".
1123 (json_from_expanded_location): Only add "file" key for non-NULL
1125 (json_from_location_range): Don't add "start" and "finish"
1126 children if they are UNKNOWN_LOCATION.
1127 (selftest::test_unknown_location): New selftest.
1128 (selftest::test_bad_endpoints): New selftest.
1129 (selftest::diagnostic_format_json_cc_tests): New function.
1130 * json.cc (json::object::get): New function.
1131 (selftest::test_object_get): New selftest.
1132 (selftest::json_cc_tests): Call it.
1133 * json.h (json::object::get): New decl.
1134 * selftest-run-tests.c (selftest::run_tests): Call
1135 selftest::diagnostic_format_json_cc_tests.
1136 * selftest.h (selftest::diagnostic_format_json_cc_tests): New
1139 2019-05-22 Kwok Cheung Yeung <kcy@codesourcery.com>
1140 Andrew Stubbs <amd@codesourcery.com>
1142 * config.gcc (gcc_cv_initfini_array): Set for AMD GCN.
1143 * config/gcn/gcn-run.c (init_array_kernel, fini_array_kernel): New.
1144 (kernel): Rename to...
1145 (main_kernel): ... this.
1146 (load_image): Load _init_array and _fini_array kernels.
1147 (run): Add argument for kernel to run.
1148 (main): Run init_array_kernel before main_kernel, and
1149 fini_array_kernel after.
1150 * config/gcn/gcn.c (gcn_handle_amdgpu_hsa_kernel_attribute): Allow
1151 amdgpu_hsa_kernel attribute on functions.
1152 (gcn_disable_constructors): Delete.
1153 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): Delete.
1154 * config/gcn/crt0.c (size_t): Define.
1155 (_init_array, _fini_array): New.
1156 (__preinit_array_start, __preinit_array_end,
1157 __init_array_start, __init_array_end,
1158 __fini_array_start, __fini_array_end): Declare weak references.
1160 2019-05-22 Andrew Stubbs <ams@codesourcery.com>
1162 * config/gcn/gcn.c (gcn_trampoline_init): Call "sorry" on GCN5.
1164 2019-05-22 Jason Merrill <jason@redhat.com>
1166 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
1168 2019-05-22 H.J. Lu <hongjiu.lu@intel.com>
1171 * config/i386/i386-options.c (ix86_init_machine_status): Set
1172 stack_frame_required to true.
1173 * config/i386/i386.c (ix86_get_frame_size): New function.
1174 (ix86_frame_pointer_required): Replace get_frame_size with
1175 ix86_get_frame_size.
1176 (ix86_compute_frame_layout): Likewise.
1177 (ix86_find_max_used_stack_alignment): Changed to void. Set
1178 stack_frame_required.
1179 (ix86_finalize_stack_frame_flags): Always call
1180 ix86_find_max_used_stack_alignment. Replace get_frame_size with
1181 ix86_get_frame_size.
1182 * config/i386/i386.h (machine_function): Add stack_frame_required.
1184 2019-05-22 Uroš Bizjak <ubizjak@gmail.com>
1186 * config/i386/sse.md (sse_cvtpi2ps): Use TARGET_MMX in insn condition.
1188 2019-05-22 Matthew Malcomson <matthew.malcomson@arm.com>
1190 * common/config/aarch64/aarch64-common.c
1191 (struct aarch64_option_extension, struct processor_name_to_arch,
1192 struct arch_to_arch_name, aarch64_parse_extension, opt_ext_cmp,
1193 aarch64_contains_opt,
1194 aarch64_get_extension_string_for_isa_flags): Change type of
1195 variables storing flags to uint64_t.
1196 * config/aarch64/aarch64-option-extensions.def (sve2, sve2-sm4,
1197 sve2-aes, sve2-sha3, bitperm): New optional SVE2 extension flags.
1198 * config/aarch64/aarch64.c (struct processor,
1199 aarch64_parse_arch, aarch64_parse_cpu, aarch64_validate_mcpu,
1200 aarch64_validate_march, aarch64_override_options,
1201 aarch64_option_print, aarch64_handle_attr_isa_flags,
1202 aarch64_declare_function_name, aarch64_start_file): Make flag
1204 * config/aarch64/aarch64.h (AARCH64_FL_SVE2, AARCH64_FL_SVE2_AES,
1205 AARCH64_FL_SVE2_SM4, AARCH64_FL_SVE2_SHA3,
1206 AARCH64_FL_SVE2_BITPERM): New macro feature flags.
1207 * config/aarch64/aarch64.opt (aarch64_isa_flags): Make uint64_t.
1208 * config/aarch64/driver-aarch64.c
1209 (struct aarch64_arch_extension, struct aarch64_core_data,
1210 struct aarch64_arch_driver_info, host_detect_local_cpu): Make
1211 flag variables uint64_t.
1212 * doc/invoke.texi: Add documentation for new arguments.
1214 2019-05-22 Richard Biener <rguenther@suse.de>
1216 * alias.c (ao_ref_from_mem): Move stack-slot sharing
1218 * emit-rtl.c (set_mem_attributes_minus_bitpos): ... here.
1220 2019-05-22 Martin Liska <mliska@suse.cz>
1223 * doc/extend.texi: Document the change.
1225 2019-05-22 Richard Biener <rguenther@suse.de>
1227 PR tree-optimization/90450
1228 * tree-ssa-loop-im.c (struct im_mem_ref): Add ref_decomposed.
1229 (mem_ref_hasher::equal): Check it.
1230 (mem_ref_alloc): Initialize it.
1231 (gather_mem_refs_stmt): Set it.
1233 2019-05-22 Richard Biener <rguenther@suse.de>
1235 * gimple-fold.c (arith_code_with_undefined_signed_overflow):
1237 (rewrite_to_defined_overflow): Handle rewriting ABS_EXPR
1240 2019-05-22 Alan Modra <amodra@gmail.com>
1242 * config/rs6000/rs6000.h (ASM_OPT_ANY): Define.
1243 (ASM_CPU_SPEC): Conditionally add -many.
1244 * config/rs6000/rs6000.c (rs6000_machine): New static var.
1245 (rs6000_machine_from_flags, emit_asm_machine): New functions..
1246 (rs6000_file_start): ..extracted from here, and modified to
1248 (rs6000_output_function_prologue): Emit .machine as necessary.
1249 * testsuite/gcc.target/powerpc/ppc32-abi-dfp-1.c: Don't use
1251 * testsuite/gcc.dg/vect/O3-pr70130.c: Disable default options
1252 added by check_vect_support_and_set_flags.
1253 * testsuite/gcc.dg/vect/pr48765.c: Likewise.
1254 * testsuite/gfortran.dg/vect/pr45714-b.f: Likewise.
1256 2019-05-22 Hans-Peter Nilsson <hp@axis.com>
1259 * ira-lives.c (process_bb_node_lives): Consider defs
1260 for a call insn to be die before the call, not after.
1262 * function.c (assign_parm_setup_block): Raise alignment of
1263 stacked parameter only for STRICT_ALIGNMENT targets.
1265 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1267 * config/rs6000/constraints.md (define_register_constraint "wz"):
1269 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1270 RS6000_CONSTRAINT_wz.
1271 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1272 (rs6000_init_hard_regno_mode_ok): Adjust.
1273 * config/rs6000/rs6000.md: Replace "wz" constraint by "d" with "p7".
1274 * doc/md.texi (Machine Constraints): Adjust.
1276 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1278 * config/rs6000/constraints.md (define_register_constraint "wl"):
1280 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1281 RS6000_CONSTRAINT_wl.
1282 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1283 (rs6000_init_hard_regno_mode_ok): Adjust.
1284 * config/rs6000/rs6000.md: Replace "wl" constraint by "d" with "p6".
1285 * doc/md.texi (Machine Constraints): Adjust.
1287 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1289 * config/rs6000/constraints.md (define_register_constraint "wm"):
1291 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1292 RS6000_CONSTRAINT_wm.
1293 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1294 (rs6000_init_hard_regno_mode_ok): Adjust.
1295 * config/rs6000/vsx.md: Replace "wm" constraint by "wa" with "p8v".
1296 * doc/md.texi (Machine Constraints): Adjust.
1298 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1300 * config/rs6000/constraints.md (define_register_constraint "wk"):
1302 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1303 RS6000_CONSTRAINT_wk.
1304 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1305 (rs6000_init_hard_regno_mode_ok): Adjust.
1306 * config/rs6000/rs6000.md: Replace "wk" constraint by "ws" with "p8v".
1307 * doc/md.texi (Machine Constraints): Adjust.
1309 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1311 * config/rs6000/constraints.md (define_register_constraint "wj"):
1313 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1314 RS6000_CONSTRAINT_wj.
1315 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1316 (rs6000_init_hard_regno_mode_ok): Adjust.
1317 * config/rs6000/rs6000.md: Replace "wj" constraint by "wi" with "p8v".
1319 * config/rs6000/vsx.md: Ditto.
1320 * doc/md.texi (Machine Constraints): Adjust.
1322 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1324 * config/rs6000/constraints.md (define_register_constraint "wh"):
1326 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1327 RS6000_CONSTRAINT_wh.
1328 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1329 (rs6000_init_hard_regno_mode_ok): Adjust.
1330 * config/rs6000/rs6000.md: Replace "wh" constraint by "wa" with "p8v".
1331 * doc/md.texi (Machine Constraints): Adjust.
1333 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
1336 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
1337 Avoid calling gen_lowpart with CONST operand.
1339 2019-05-21 Alexandre Oliva <aoliva@redhat.com>
1341 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add
1342 field template_last_to_copy.
1343 (ssa_create_duplicates): Set it, and use it. Attempt to
1344 preserve more debug stmts.
1346 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
1348 * config/i386/sse.md (VF1_AVX2): New mode iterator.
1349 (signbit<mode>2): New expander
1351 2019-05-21 James Clarke <jrtc27@jrtc27.com>
1354 * dwarf2out.c (dwarf2out_inline_entry): Use ASM_OUTPUT_DEBUG_LABEL
1355 instead of ASM_GENERATE_INTERNAL_LABEL and ASM_OUTPUT_LABEL.
1357 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
1359 * config/i386/cpuid.h (__cpuid): For 32bit targets, zero
1360 %ebx and %ecx bafore calling cpuid with leaf 1 or
1361 non-constant leaf argument.
1363 2019-05-21 Alan Modra <amodra@gmail.com>
1366 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase
1367 power9 direct move cost.
1368 * testsuite/gcc.target/powerpc/fold-vec-splats-floatdouble.c:
1369 Correct comments and rename functions to suit parameters.
1371 2019-05-21 Richard Biener <rguenther@suse.de>
1374 * fold-const.c (fold_read_from_vector): New function.
1375 * fold-const.h (fold_read_from_vector): Declare.
1376 * match.pd (VEC_PERM_EXPR): Build BIT_INSERT_EXPRs for
1377 single-element insert permutations. Canonicalize selector
1378 further and fix issue with last commit.
1380 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
1382 * tree-cfg.h (split_critical_edges): Add for_edge_insertion_p
1383 parameter with default value false to declaration.
1384 (split_edges_for_insertion): New inline function. Wrapper for
1385 split_critical_edges with for_edge_insertion_p = true.
1386 * tree-cfg.c (split_critical_edges): Don't split non-critical
1387 edges if for_edge_insertion_p is false. Fix whitespace.
1388 * tree-ssa-pre.c (pass_pre::execute): Call
1389 split_edges_for_insertion instead of split_critical_edges.
1390 * gcc/tree-ssa-tail-merge.c (tail_merge_optimize): Ditto.
1391 * gcc/tree-ssa-sink.c (pass_sink_code::execute): Ditto.
1392 (pass_data_sink_code): Update function name in the comment.
1394 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
1396 * tree-ssa-uninit.c (value_sat_pred_p): This new function is a wrapper
1397 around is_value_included_in that knows how to handle BIT_AND_EXPR.
1398 (is_pred_expr_subset_of): Use the new function. Handle more cases where
1399 code1 == EQ_EXPR and where code1 == BIT_AND_EXPR and thus fix some false
1402 2019-05-21 Martin Liska <mliska@suse.cz>
1404 * config/rs6000/driver-rs6000.c (elf_platform): Do not use
1406 * config/rs6000/rs6000-c.c (rs6000_pragma_longcal): Wrap pragma in %<%>.
1407 (altivec_resolve_overloaded_builtin): Likewise for vec_lvsl and
1409 * config/rs6000/rs6000.c (rs6000_option_override_internal):
1411 (rs6000_function_arg): Likewise.
1412 (rs6000_expand_set_fpscr_drn_builtin): Remove trailing dot.
1413 (rs6000_expand_ternop_builtin): Use interval syntax.
1414 (get_element_number): Likewise.
1415 (altivec_expand_builtin): Likewise.
1416 (rs6000_get_function_versions_dispatcher): Quote target_clones.
1420 2019-05-20 Jakub Jelinek <jakub@redhat.com>
1424 * function.h (struct function): Add calls_eh_return member.
1425 * gimplify.c (gimplify_call_expr): Set cfun->calls_eh_return when
1426 gimplifying __builtin_eh_return call.
1427 * tree-inline.c (initialize_cfun): Copy calls_eh_return from src_cfun
1429 (expand_call_inline): Or in src_cfun->calls_eh_return into
1430 dst_cfun->calls_eh_return.
1431 * tree-tailcall.c (suitable_for_tail_call_opt_p): Return false if
1432 cfun->calls_eh_return.
1433 * lto-streamer-in.c (input_struct_function_base): Read calls_eh_return.
1434 * lto-streamer-out.c (output_struct_function_base): Write
1437 2019-05-20 Marc Glisse <marc.glisse@inria.fr>
1439 PR rtl-optimization/43147
1440 * config/i386/i386.c (ix86_gimple_fold_builtin): Handle
1441 IX86_BUILTIN_SHUFPD.
1443 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
1445 * tree-ssa-alias.c (refs_may_alias_p_2): Break out from ...
1446 (refs_may_alias_p_1): ... here; update stats.
1447 (refs_may_alias_p): Do not update stats here.
1449 2019-05-20 Richard Biener <rguenther@suse.de>
1451 * tree-ssa-structalias.c (find_func_aliases): POINTER_DIFF_EXPR
1452 doesn't produce pointers.
1453 {TRUNC,CEIL,FLOOR,ROUND,EXACT}_{DIV,MOD}_EXPR points to what
1454 the first operand points to.
1456 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
1458 * tree-ssa-alias.c (compare_sizes): New function.
1459 (sompare_type_sizes): New function
1460 (aliasing_component_refs_p): Use it.
1461 (indirect_ref_may_alias_decl_p): Likewise.
1463 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1465 * config/i386/sol2.h (CC1_SPEC): Reject -mx32.
1467 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1469 * config/sol2.h (LIBTSAN_EARLY_SPEC): Remove : after %e.
1470 (LIBLSAN_EARLY_SPEC): Likewise.
1471 * config/i386/sol2.h (ASAN_REJECT_SPEC): Likewise.
1473 2019-05-20 Martin Liska <mliska@suse.cz>
1475 * config/i386/i386.c (ix86_libc_has_fast_function):
1476 Add ATTRIBUTE_UNUSED for the argument.
1478 2019-05-20 Richard Biener <rguenther@suse.de>
1480 * gimple-match-head.c: Include vec-perm-indices.h.
1481 * generic-match-head.c: Likewise.
1482 * fold-const.h (fold_vec_perm): Declare when vec-perm-indices.h
1484 * fold-const.c (fold_vec_perm): Export.
1485 (fold_ternary_loc): Move non-constant folding of VEC_PERM_EXPR...
1486 (match.pd): ...here.
1488 2019-05-20 Jakub Jelinek <jakub@redhat.com>
1490 * cfgloop.h (struct loop): Add simdlen member.
1491 * cfgloopmanip.c (copy_loop_info): Copy simdlen as well.
1492 * omp-expand.c (expand_omp_simd): Set it if simdlen clause is present.
1493 * tree-vect-loop.c (vect_analyze_loop): Pass loop->simdlen != 0
1494 as new argument to autovectorize_vector_sizes target hook. If
1495 loop->simdlen, pick up vector size where the vectorization factor
1496 is equal to loop->simd, and if there is none, fall back to the first
1498 (vect_transform_loop): Adjust autovectorize_vector_sizes target hook
1500 * omp-low.c (omp_clause_aligned_alignment): Likewise.
1501 * omp-general.c (omp_max_vf): Likewise.
1502 * optabs-query.c (can_vec_mask_load_store_p): Likewise.
1503 * tree-vect-slp.c (vect_slp_bb): Likewise.
1504 * target.def (autovectorize_vector_sizes): Add ALL argument and
1506 * doc/tm.texi: Adjust documentation.
1507 * targhooks.c (default_autovectorize_vector_sizes): Add bool argument.
1508 * targhooks.h (default_autovectorize_vector_sizes): Likewise.
1509 * config/aarch64/aarch64.c (aarch64_autovectorize_vector_sizes): Add
1511 * config/arc/arc.c (arc_autovectorize_vector_sizes): Likewise.
1512 * config/arm/arm.c (arm_autovectorize_vector_sizes): Likewise.
1513 * config/mips/mips.c (mips_autovectorize_vector_sizes): Likewise.
1514 * config/i386/i386.c (ix86_autovectorize_vector_sizes): Likewise. If
1515 true and TARGET_AVX512F or TARGET_AVX, push 3 or 2 sizes even if
1516 preferred vector size is not 512-bit or 256-bit, just put those
1517 unpreferred ones last.
1519 2019-05-20 Martin Liska <mliska@suse.cz>
1521 * targhooks.c (default_libc_has_fast_function): New function.
1522 * targhooks.h (default_libc_has_fast_function): Likewise.
1524 2019-05-20 Martin Liska <mliska@suse.cz>
1527 * builtins.c (expand_builtin_memory_copy_args): When having a
1528 target with fast mempcpy implementation do now use memcpy.
1529 * config/i386/i386.c (ix86_libc_has_fast_function): New.
1530 (TARGET_LIBC_HAS_FAST_FUNCTION): Likewise.
1531 * doc/tm.texi: Likewise.
1532 * doc/tm.texi.in: Likewise.
1534 * expr.c (emit_block_move_hints): Add 2 new arguments.
1535 * expr.h (emit_block_move_hints): Bail out when libcall
1536 to memcpy would be used.
1538 2019-05-20 Martin Liska <mliska@suse.cz>
1540 * profile-count.c: Add vertical spacing in order
1541 to separate functions.
1542 * profile-count.h: Likewise.
1544 2019-05-20 Martin Liska <mliska@suse.cz>
1546 * profile-count.h: Do not use full qualified
1548 * profile-count.c (profile_count::to_frequency): Likewise.
1550 2019-05-20 Martin Liska <mliska@suse.cz>
1552 * profile-count.h (enum profile_quality): Use capital letters
1553 for enum value names. Use the adjusted names.
1554 * profile-count.c: Use the adjusted names.
1556 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1558 * config/rs6000/constraints.md (define_register_constraint "wH"):
1560 (define_register_constraint "wI"): Delete.
1561 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1562 RS6000_CONSTRAINT_wH and RS6000_CONSTRAINT_wI.
1563 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1564 (rs6000_init_hard_regno_mode_ok): Adjust.
1565 * config/rs6000/rs6000.md: Replace "wH" and "wI" constraints by "v"
1566 resp. "d", or with "wa" as appropriate, all with "p8v".
1567 * config/rs6000/vsx.md: Ditto.
1568 * doc/md.texi (Machine Constraints): Adjust.
1570 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1572 * config/rs6000/constraints.md (define_register_constraint "wy"):
1574 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1575 RS6000_CONSTRAINT_wy.
1576 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1577 (rs6000_init_hard_regno_mode_ok): Adjust.
1578 * config/rs6000/rs6000.md: Replace "wy" constraint by "wa" with "p8v".
1579 Use "<Fisa>" as "isa" in all alternatives that use "<Fv2>".
1580 (define_mode_attr Fisa): New.
1581 * config/rs6000/vsx.md: Replace "wy" constraint by "wa" with "p8v".
1582 * doc/md.texi (Machine Constraints): Adjust.
1584 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1586 * config/rs6000/constraints.md (define_register_constraint "wu"):
1588 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1589 RS6000_CONSTRAINT_wu.
1590 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1591 (rs6000_init_hard_regno_mode_ok): Adjust.
1592 * config/rs6000/rs6000.md: Replace "wu" constraint by "v" or "wa",
1594 (define_mode_attr Fa): Delete.
1595 * config/rs6000/vsx.md: Ditto.
1596 * doc/md.texi (Machine Constraints): Adjust.
1598 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1600 * config/rs6000/constraints.md (define_register_constraint "wJ"):
1602 (define_register_constraint "wK"): Delete.
1603 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1604 RS6000_CONSTRAINT_wJ and RS6000_CONSTRAINT_wK.
1605 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1606 (rs6000_init_hard_regno_mode_ok): Adjust.
1607 * config/rs6000/rs6000.md: Replace "wJ" constraint by "wI" with "p9v".
1608 Replace "wK" constraint by "wH" with "p9v".
1609 * config/rs6000/vsx.md: Ditto.
1610 * doc/md.texi (Machine Constraints): Adjust.
1612 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1614 * config/rs6000/constraints.md (define_register_constraint "wb"):
1616 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1617 RS6000_CONSTRAINT_wb.
1618 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1619 (rs6000_init_hard_regno_mode_ok): Adjust.
1620 * config/rs6000/rs6000.md: Replace "wb" constraint by "v" with "p9v".
1621 * config/rs6000/vsx.md: Ditto.
1622 * doc/md.texi (Machine Constraints): Adjust.
1624 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1626 * config/rs6000/constraints.md (define_register_constraint "wo"):
1628 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1629 RS6000_CONSTRAINT_wo.
1630 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1631 (rs6000_init_hard_regno_mode_ok): Adjust.
1632 * config/rs6000/rs6000.md: Replace "wo" constraint by "wa" with "p9v".
1633 * config/rs6000/altivec.md: Ditto.
1634 * doc/md.texi (Machine Constraints): Adjust.
1636 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
1638 * config/darwin-c.c (darwin_register_objc_includes): Do not
1639 prepend the sysroot when building gnu-runtime header search
1642 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
1644 * config/darwin.c (darwin_file_end): Use switch_to_section ()
1645 instead of direct output of the asm.
1647 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
1649 * config/rs6000/rs6000.c (restore_saved_cr): Change a boolean
1650 argument to be type bool (was int before).
1651 (rs6000_emit_epilogue): Simplify some code. Declare some variables
1652 at first use. Use type bool for some variables. Fix a theoretical
1653 eh_return bug for svr4.
1655 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
1657 * config/rs6000/rs6000.md (isa): New attribute.
1658 (enabled): New attribute.
1660 2019-05-17 Max Filippov <jcmvbkbc@gmail.com>
1662 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Call
1663 assemble_start_function and assemble_end_function.
1665 2019-05-17 Thomas Schwinge <thomas@codesourcery.com>
1668 * omp-general.c (oacc_verify_routine_clauses): Change formal
1669 parameters. Add checking if already marked with an OpenACC
1670 'routine' directive. Adjust all users.
1673 * omp-general.c (oacc_build_routine_dims): Move some of its
1675 (oacc_verify_routine_clauses): ... this new function.
1676 * omp-general.h (oacc_verify_routine_clauses): New prototype.
1678 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
1680 * config/rs6000/rs6000.c (machopic_output_stub): Adjust the
1681 formating of picbase labels to match other ports.
1683 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
1685 * config/rs6000/rs6000.c (macho_branch_islands): Fix bad indent
1686 in the generated code.
1688 2019-05-16 Martin Sebor <msebor@redhat.com>
1690 * builtins.c (expand_builtin_atomic_always_lock_free): Quote
1691 identifiers, keywords, operators, and types in diagnostics. Correct
1692 quoting, spelling, and sentence capitalization issues.
1693 (expand_builtin_atomic_is_lock_free): Same.
1694 (fold_builtin_next_arg): Same.
1695 * cfgexpand.c (expand_one_var): Same.
1696 (tree_conflicts_with_clobbers_p): Same.
1697 (expand_asm_stmt): Same.
1698 (verify_loop_structure): Same.
1699 * cgraphunit.c (process_function_and_variable_attributes): Same.
1700 * collect-utils.c (collect_execute): Same.
1701 * collect2.c (maybe_run_lto_and_relink): Same.
1702 (is_lto_object_file): Same.
1703 (scan_prog_file): Same.
1704 * convert.c (convert_to_real_1): Same.
1705 * dwarf2out.c (dwarf2out_begin_prologue): Same.
1706 * except.c (verify_eh_tree): Same.
1707 * gcc.c (execute): Same.
1708 (eval_spec_function): Same.
1709 (run_attempt): Same.
1710 (driver::set_up_specs): Same.
1711 (compare_debug_auxbase_opt_spec_function): Same.
1712 * gcov-tool.c (unlink_gcda_file): Same.
1715 * gcse.c (gcse_or_cprop_is_too_expensive): Same.
1716 * gimplify.c (gimplify_asm_expr): Same.
1717 (gimplify_adjust_omp_clauses): Same.
1718 * hsa-gen.c (gen_hsa_addr_insns): Same.
1719 (gen_hsa_insns_for_load): Same.
1720 (gen_hsa_cmp_insn_from_gimple): Same.
1721 (gen_hsa_insns_for_operation_assignment): Same.
1722 (gen_get_level): Same.
1723 (gen_hsa_alloca): Same.
1724 (omp_simple_builtin::generate): Same.
1725 (gen_hsa_atomic_for_builtin): Same.
1726 (gen_hsa_insns_for_call): Same.
1727 * input.c (dump_location_info): Same.
1728 * ipa-devirt.c (compare_virtual_tables): Same.
1729 * ira.c (ira_setup_eliminable_regset): Same.
1730 * lra-assigns.c (lra_assign): Same.
1731 * lra-constraints.c (lra_constraints): Same.
1732 * lto-streamer-in.c (lto_input_mode_table): Same.
1733 * lto-wrapper.c (get_options_from_collect_gcc_options): Same.
1734 (merge_and_complain): Same.
1735 (compile_offload_image): Same.
1736 (compile_images_for_offload_targets): Same.
1737 (debug_objcopy): Same.
1740 * opts.c (print_specific_help): Same.
1741 (parse_no_sanitize_attribute): Same.
1743 (handle_param): Same.
1744 * plugin.c (add_new_plugin): Same.
1745 (parse_plugin_arg_opt): Same.
1746 (try_init_one_plugin): Same.
1747 * print-rtl.c (debug_bb_n_slim): Quote identifiers, keywords,
1748 operators, and types in diagnostics. Correct quoting and spelling
1750 * read-rtl-function.c (parse_edge_flag_token): Same.
1751 (function_reader::parse_enum_value): Same.
1752 * reg-stack.c (check_asm_stack_operands): Same.
1753 * regcprop.c (validate_value_data): Same.
1754 * sched-rgn.c (make_pass_sched_fusion): Same.
1755 * stmt.c (check_unique_operand_names): Same.
1756 * targhooks.c (default_target_option_pragma_parse): Same.
1757 * tlink.c (recompile_files): Same.
1758 * toplev.c (process_options): Same.
1760 * trans-mem.c (diagnose_tm_1): Same.
1761 (ipa_tm_scan_irr_block): Same.
1762 (ipa_tm_diagnose_transaction): Same.
1763 * tree-cfg.c (verify_address): Same. Use get_tree_code_name to
1764 format a tree code name in a diagnostic.
1765 (verify_types_in_gimple_min_lval): Same.
1766 (verify_types_in_gimple_reference): Same.
1767 (verify_gimple_call): Same.
1768 (verify_gimple_assign_unary): Same.
1769 (verify_gimple_assign_binary): Same.
1770 (verify_gimple_assign_ternary): Same.
1771 (verify_gimple_assign_single): Same.
1772 (verify_gimple_switch): Same.
1773 (verify_gimple_label): Same.
1774 (verify_gimple_phi): Same.
1775 (verify_gimple_in_seq): Same.
1776 (verify_eh_throw_stmt_node): Same.
1777 (collect_subblocks): Same.
1778 (gimple_verify_flow_info): Same.
1779 (do_warn_unused_result): Same.
1780 * tree-inline.c (expand_call_inline): Same.
1781 * tree-into-ssa.c (update_ssa): Same.
1782 * tree.c (tree_int_cst_elt_check_failed): Same.
1783 (tree_vec_elt_check_failed): Same.
1784 (omp_clause_operand_check_failed): Same.
1785 (verify_type_variant): Same.
1786 (verify_type): Same.
1787 * value-prof.c (verify_histograms): Same.
1788 * varasm.c (assemble_start_function): Same.
1790 2019-05-16 Martin Sebor <msebor@redhat.com>
1792 * config/i386/i386-expand.c (get_element_number): Quote keywords
1793 and other internal names in diagnostics. Adjust other diagnostic
1794 formatting issues noted by -Wformat-diag.
1795 * config/i386/i386-features.c
1796 (ix86_mangle_function_version_assembler_name): Same.
1797 * config/i386/i386-options.c (ix86_handle_abi_attribute): Same.
1798 * config/i386/i386.c (ix86_function_type_abi): Same.
1799 (ix86_function_ms_hook_prologue): Same.
1800 (classify_argument): Same.
1801 (ix86_expand_prologue): Same.
1802 (ix86_md_asm_adjust): Same.
1803 (ix86_memmodel_check): Same.
1805 2019-05-17 Dragan Mladjenovic <dmladjenovic@wavecomp.com>
1807 * config/mips/mips.c (mips_dwarf_frame_reg_mode): Replace
1808 TARGET_FLOAT64 with !TARGET_FLOAT32, thus handling both fp64
1811 2019-05-17 H.J. Lu <hongjiu.lu@intel.com>
1814 * config/i386/i386-expand.c (ix86_expand_builtin): Enable MMX
1815 intrinsics without SSE/SSE2/SSSE3.
1816 * config/i386/mmx.md (mmx_uavgv8qi3): Restore TARGET_3DNOW
1818 (*mmx_uavgv8qi3): Likewise.
1820 2019-05-17 Richard Biener <rguenther@suse.de>
1822 * gimple-pretty-print.c (dump_ternary_rhs): Handle dumping
1823 VEC_PERM_EXPR as __VEC_PERM with -gimple.
1825 2019-05-17 Andreas Krebbel <krebbel@linux.ibm.com>
1827 * config/s390/s390-builtins.def (s390_vec_sldw_*): Use the
1828 vec_sldw insn pattern.
1830 2019-05-17 Richard Biener <rguenther@suse.de>
1832 * ccmp.c (expand_ccmp_expr_1): Do not use gimple_assign_rhs_to_tree.
1834 2019-05-17 Martin Liska <mliska@suse.cz>
1837 * toplev.c (output_stack_usage): With LTO and sanitizer it
1838 happens that a global ctor (_GLOBAL__sub_I_00099_0_main)
1839 has no file location.
1841 2019-05-16 Jakub Jelinek <jakub@redhat.com>
1844 * tree-ssa-scopedtables.c (equal_mem_array_ref_p): Don't assert that
1845 sz0 is equal to sz1, instead return false in that case.
1847 * omp-low.c (lower_rec_input_clauses): If OMP_CLAUSE_IF
1848 has non-constant expression, force sctx.lane and use two
1849 argument IFN_GOMP_SIMD_LANE instead of single argument.
1850 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't DCE
1851 two argument IFN_GOMP_SIMD_LANE without lhs.
1852 * tree-vectorizer.h (struct _loop_vec_info): Add simd_if_cond
1854 (LOOP_VINFO_SIMD_IF_COND, LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND):
1856 (LOOP_REQUIRES_VERSIONING): Or in
1857 LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND.
1858 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize
1860 (vect_analyze_loop_2): Punt if LOOP_VINFO_SIMD_IF_COND is constant 0.
1861 * tree-vect-loop-manip.c (vect_loop_versioning): Add runtime check
1862 from simd if clause if needed.
1864 2019-05-16 Richard Biener <rguenther@suse.de>
1866 * tree-affine.c (expr_to_aff_combination): New function split
1868 (tree_to_aff_combination): ... here.
1869 (aff_combination_expand): Avoid building a GENERIC tree.
1871 2019-05-16 Max Filippov <jcmvbkbc@gmail.com>
1873 * cgraphunit.c (cgraph_node::expand_thunk): Remove
1874 assemble_start_function and assemble_end_function calls.
1875 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Call
1876 assemble_start_function and assemble_end_function.
1877 * config/arc/arc.c (arc_output_mi_thunk): Likewise.
1878 * config/arm/arm.c (arm_output_mi_thunk): Likewise.
1879 * config/bfin/bfin.c (bfin_output_mi_thunk): Likewise.
1880 * config/c6x/c6x.c (c6x_output_mi_thunk): Likewise.
1881 * config/cris/cris.c (cris_asm_output_mi_thunk): Likewise.
1882 * config/csky/csky.c (csky_output_mi_thunk): Likewise.
1883 * config/epiphany/epiphany.c (epiphany_output_mi_thunk): Likewise.
1884 * config/frv/frv.c (frv_asm_output_mi_thunk): Likewise.
1885 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
1886 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
1887 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
1888 * config/microblaze/microblaze.c (microblaze_asm_output_mi_thunk):
1890 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
1891 * config/mmix/mmix.c (mmix_asm_output_mi_thunk): Likewise.
1892 * config/mn10300/mn10300.c (mn10300_asm_output_mi_thunk): Likewise.
1893 * config/nds32/nds32.c (nds32_asm_output_mi_thunk): Likewise.
1894 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
1895 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
1896 * config/pa/pa.c (pa_asm_output_mi_thunk): Likewise.
1897 * config/riscv/riscv.c (riscv_output_mi_thunk): Likewise.
1898 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
1899 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
1900 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
1901 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1902 * config/spu/spu.c (spu_output_mi_thunk): Likewise.
1903 * config/stormy16/stormy16.c (xstormy16_asm_output_mi_thunk):
1905 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
1906 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
1907 * config/vax/vax.c (vax_output_mi_thunk): Likewise.
1909 2019-05-16 Jan Hubicka <hubicka@ucw.cz>
1911 * tree-ssa-alias.c (alias_stats): Add
1912 aliasing_component_refs_p_may_alias and
1913 aliasing_component_refs_p_no_alias.
1914 (dump_alias_stats): Print aliasing_component_refs_p stats.
1915 (aliasing_component_refs_p): Update stats.
1917 2019-05-16 Martin Liska <mliska@suse.cz>
1920 * multiple_target.c (expand_target_clones): Do not allow
1921 target_clones being used with a symbol that is an alias.
1923 2019-05-16 Vladislav Ivanishin <vlad@ispras.ru>
1925 PR tree-optimization/90394
1926 * tree-ssa-uninit.c (is_pred_expr_subset_of): Potentially give false
1927 positives rather than ICE for cases where (code2 == NE_EXPR
1928 && code1 == BIT_AND_EXPR).
1930 2019-05-16 Jakub Jelinek <jakub@redhat.com>
1933 * tree-core.h (struct tree_decl_common): Document
1934 decl_nonshareable_flag for PARM_DECLs.
1935 * tree.h (DECL_HIDDEN_STRING_LENGTH): Define.
1936 * calls.c (expand_call): Don't try tail call if caller
1937 has any DECL_HIDDEN_STRING_LENGTH PARM_DECLs that are or might be
1938 passed on the stack and callee needs to pass any arguments on the
1940 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
1941 else if instead of series of mutually exclusive ifs. Handle
1942 DECL_HIDDEN_STRING_LENGTH for PARM_DECLs.
1943 * tree-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
1945 * lto-streamer.h (LTO_major_version): Bump to 9.
1947 2019-05-16 Jun Ma <JunMa@linux.alibaba.com>
1949 PR tree-optimization/90106
1950 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds): Add
1951 new parameter as new internal function call, also move it to new
1953 (use_internal_fn): Pass internal function call to
1954 shrink_wrap_one_built_in_call_with_conds.
1956 2019-05-15 Jakub Jelinek <jakub@redhat.com>
1958 * omp-low.c (lower_rec_input_clauses): For if (0) or simdlen (1) set
1960 * omp-expand.c (expand_omp_simd): For if (0) or simdlen (1) clear
1961 safelen_int and set loop->dont_vectorize.
1963 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1966 * config/i386/i386-builtin.def: Enable MMX intrinsics with
1968 * config/i386/i386-builtins.c (ix86_init_mmx_sse_builtins):
1970 * config/i386/i386-expand.c (ix86_expand_builtin): Allow
1971 SSE/SSE2/SSSE3 to emulate MMX intrinsics with TARGET_MMX_WITH_SSE.
1972 * config/i386/mmintrin.h: Only require SSE2 if __MMX_WITH_SSE__
1975 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1978 * config/i386/mmx.md (*vec_dupv2sf): Changed to
1979 define_insn_and_split to support SSE emulation.
1980 (*vec_extractv2sf_0): Likewise.
1981 (*vec_extractv2sf_1): Likewise.
1982 (*vec_extractv2si_0): Likewise.
1983 (*vec_extractv2si_1): Likewise.
1984 (*vec_extractv2si_zext_mem): Likewise.
1985 (vec_setv2sf): Also allow TARGET_MMX_WITH_SSE.
1986 (vec_extractv2sf_1 splitter): Likewise.
1987 (vec_extractv2sfsf): Likewise.
1988 (vec_setv2si): Likewise.
1989 (vec_extractv2si_1 splitter): Likewise.
1990 (vec_extractv2sisi): Likewise.
1991 (vec_setv4hi): Likewise.
1992 (vec_extractv4hihi): Likewise.
1993 (vec_setv8qi): Likewise.
1994 (vec_extractv8qiqi): Likewise.
1995 (vec_extractv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
1996 TARGET_MMX_WITH_SSE ix86_expand_vector_extract.
1997 (vec_extractv2sisi): Likewise.
1998 (vec_extractv4hihi): Likewise.
1999 (vec_extractv8qiqi): Likewise.
2000 (vec_initv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
2001 TARGET_MMX_WITH_SSE to ix86_expand_vector_init.
2002 (vec_initv2sisi): Likewise.
2003 (vec_initv4hihi): Likewise.
2004 (vec_initv8qiqi): Likewise.
2005 (vec_setv2si): Also allow TARGET_MMX_WITH_SSE. Pass
2006 TARGET_MMX_WITH_SSE to ix86_expand_vector_set.
2007 (vec_setv4hi): Likewise.
2008 (vec_setv8qi): Likewise.
2010 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2013 * config/i386/mmx.md (MMXMODE:mov<mode>): Also allow
2014 TARGET_MMX_WITH_SSE.
2015 (MMXMODE:*mov<mode>_internal): Likewise.
2016 (MMXMODE:movmisalign<mode>): Likewise.
2018 2019-05-15 Uroš Bizjak <ubizjak@gmail.com>
2021 * config/i386/i386.md (*zero_extendsidi2): Add mmx_isa attribute.
2022 * config/i386/sse.md (sse2_cvtpi2pd): Ditto.
2023 (sse2_cvtpd2pi): Ditto.
2024 (sse2_cvttpd2pi): Ditto.
2025 (*vec_concatv2sf_sse4_1): Ditto.
2026 (*vec_concatv2sf_sse): Ditto.
2027 (*vec_concatv2si_sse4_1): Ditto.
2028 (*vec_concatv2si): Ditto.
2029 (*vec_concatv4si_0): Ditto.
2030 (*vec_concatv2di_0): Ditto.
2032 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2035 * config/i386/sse.md (abs<mode>2): Add SSE emulation.
2037 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2040 * config/i386/sse.md (ssse3_palignrdi): Changed to
2041 define_insn_and_split to support SSE emulation.
2043 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2046 * config/i386/sse.md (ssse3_psign<mode>3): Add SSE emulation.
2048 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2051 * config/i386/sse.md (ssse3_pshufbv8qi3): Changed to
2052 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
2055 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2058 * config/i386/sse.md (ssse3_pmulhrswv4hi3): Require TARGET_MMX
2059 or TARGET_MMX_WITH_SSE.
2060 (*ssse3_pmulhrswv4hi3): Add SSE emulation.
2062 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2065 * config/i386/sse.md (ssse3_pmaddubsw): Add SSE emulation.
2067 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2070 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>dv2si3):
2071 Changed to define_insn_and_split to support SSE emulation.
2073 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2076 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>wv4hi3):
2077 Changed to define_insn_and_split to support SSE emulation.
2079 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2082 * config/i386/mmx.md (mmx_<emms>): Renamed to ...
2083 (*mmx_<emms>): This.
2084 (mmx_<emms>): New expander.
2086 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2089 * config/i386/mmx.md (sse2_umulv1siv1di3): Add SSE emulation
2091 (*sse2_umulv1siv1di3): Add SSE2 emulation.
2093 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2096 * config/i386/mmx.md (sse_movntq): Add SSE2 emulation.
2098 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2101 * config/i386/mmx.md (mmx_psadbw): Add SSE emulation.
2103 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2106 * config/i386/mmx.md (mmx_uavgv4hi3): Also check TARGET_MMX and
2107 TARGET_MMX_WITH_SSE.
2108 (*mmx_uavgv4hi3): Add SSE emulation.
2110 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2113 * config/i386/mmx.md (mmx_uavgv8qi3): Also check TARGET_MMX
2114 and TARGET_MMX_WITH_SSE.
2115 (*mmx_uavgv8qi3): Add SSE emulation.
2117 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2120 * config/i386/xmmintrin.h: Emulate MMX maskmovq with SSE2
2121 maskmovdqu for __MMX_WITH_SSE__.
2123 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2126 * config/i386/mmx.md (mmx_umulv4hi3_highpart): Also check
2127 TARGET_MMX and TARGET_MMX_WITH_SSE.
2128 (*mmx_umulv4hi3_highpart): Add SSE emulation.
2130 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2133 * config/i386/mmx.md (mmx_pmovmskb): Changed to
2134 define_insn_and_split to support SSE emulation.
2136 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2139 * config/i386/mmx.md (mmx_<code>v4hi3): Also check TARGET_MMX
2140 and TARGET_MMX_WITH_SSE.
2141 (mmx_<code>v8qi3): Likewise.
2142 (smaxmin:<code>v4hi3): New.
2143 (umaxmin:<code>v8qi3): Likewise.
2144 (smaxmin:*mmx_<code>v4hi3): Add SSE emulation.
2145 (umaxmin:*mmx_<code>v8qi3): Likewise.
2147 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2150 * config/i386/mmx.md (mmx_pinsrw): Also check TARGET_MMX and
2151 TARGET_MMX_WITH_SSE.
2152 (*mmx_pinsrw): Add SSE emulation.
2154 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2157 * config/i386/mmx.md (mmx_pextrw): Add SSE emulation.
2159 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2162 * config/i386/sse.md (sse_cvtpi2ps): Changed to
2163 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
2166 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2169 * config/i386/sse.md (sse_cvtps2pi): Add SSE emulation.
2170 (sse_cvttps2pi): Likewise.
2172 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2175 * config/i386/mmx.md (mmx_pshufw): Also check TARGET_MMX and
2176 TARGET_MMX_WITH_SSE.
2177 (mmx_pshufw_1): Add SSE emulation.
2178 (*vec_dupv4hi): Changed to define_insn_and_split and also allow
2179 TARGET_MMX_WITH_SSE to support SSE emulation.
2181 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2184 * config/i386/constraints.md (Yw): New constraint.
2185 * config/i386/mmx.md (*vec_dupv2si): Changed to
2186 define_insn_and_split and also allow TARGET_MMX_WITH_SSE to
2187 support SSE emulation.
2189 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2192 * config/i386/mmx.md (mmx_eq<mode>3): Also allow
2193 TARGET_MMX_WITH_SSE.
2194 (*mmx_eq<mode>3): Also allow TARGET_MMX_WITH_SSE. Add SSE
2196 (mmx_gt<mode>3): Likewise.
2198 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2201 * config/i386/mmx.md (mmx_andnot<mode>3): Also allow
2202 TARGET_MMX_WITH_SSE. Add SSE support.
2204 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2207 * config/i386/mmx.md (any_logic:mmx_<code><mode>3): Also allow
2208 TARGET_MMX_WITH_SSE.
2209 (any_logic:<code><mode>3): New.
2210 (any_logic:*mmx_<code><mode>3): Also allow TARGET_MMX_WITH_SSE.
2213 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2216 * config/i386/mmx.md (mmx_ashr<mode>3): Also allow
2217 TARGET_MMX_WITH_SSE. Add SSE emulation.
2218 (mmx_<shift_insn><mode>3): Likewise.
2220 (<shift_insn><mode>3): Likewise.
2222 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2225 * config/i386/mmx.md (mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE.
2226 (*mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE. Add SSE support.
2228 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2231 * config/i386/mmx.md (mmx_smulv4hi3_highpart): Also allow
2232 TARGET_MMX_WITH_SSE.
2233 (*mmx_smulv4hi3_highpart): Also allow TARGET_MMX_WITH_SSE. Add
2236 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2239 * config/i386/mmx.md (mmx_mulv4hi3): Also allow
2240 TARGET_MMX_WITH_SSE.
2242 (*mmx_mulv4hi3): Also allow TARGET_MMX_WITH_SSE. Add SSE
2245 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2248 * config/i386/mmx.md (MMXMODEI8): Require TARGET_SSE2 for V1DI.
2249 (plusminus:mmx_<plusminus_insn><mode>3): Check
2250 TARGET_MMX_WITH_SSE.
2251 (sat_plusminus:mmx_<plusminus_insn><mode>3): Likewise.
2252 (<plusminus_insn><mode>3): New.
2253 (*mmx_<plusminus_insn><mode>3): Add SSE emulation.
2254 (*mmx_<plusminus_insn><mode>3): Likewise.
2256 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2259 * config/i386/i386-expand.c (ix86_split_mmx_punpck): New function.
2260 * config/i386/i386-protos.h (ix86_split_mmx_punpck): New
2262 * config/i386/mmx.m (mmx_punpckhbw): Changed to
2263 define_insn_and_split to support SSE emulation.
2264 (mmx_punpcklbw): Likewise.
2265 (mmx_punpckhwd): Likewise.
2266 (mmx_punpcklwd): Likewise.
2267 (mmx_punpckhdq): Likewise.
2268 (mmx_punpckldq): Likewise.
2270 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2271 Uros Bizjak <ubizjak@gmail.com>
2274 * config/i386/i386-expand.c (ix86_move_vector_high_sse_to_mmx):
2276 (ix86_split_mmx_pack): Likewise.
2277 * config/i386/i386-protos.h (ix86_move_vector_high_sse_to_mmx):
2279 (ix86_split_mmx_pack): Likewise.
2280 * config/i386/i386.md (mmx_isa): New.
2281 (enabled): Also check mmx_isa.
2282 * config/i386/mmx.md (any_s_truncate): New code iterator.
2283 (s_trunsuffix): New code attr.
2284 (mmx_packsswb): Removed.
2285 (mmx_packssdw): Likewise.
2286 (mmx_packuswb): Likewise.
2287 (mmx_pack<s_trunsuffix>swb): New define_insn_and_split to emulate
2288 MMX packsswb/packuswb with SSE2.
2289 (mmx_packssdw): Likewise.
2290 * config/i386/predicates.md (register_mmxmem_operand): New.
2292 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2295 * config/i386/i386-c.c (ix86_target_macros_internal): Define
2296 __MMX_WITH_SSE__ for TARGET_MMX_WITH_SSE.
2297 * config/i386/i386.c (ix86_set_reg_reg_cost): Add support for
2298 TARGET_MMX_WITH_SSE with VALID_MMX_REG_MODE.
2299 (ix86_vector_mode_supported_p): Likewise.
2300 * config/i386/i386.h (TARGET_MMX_WITH_SSE): New.
2302 2019-05-15 Martin Liska <mliska@suse.cz>
2305 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
2308 2019-05-15 Richard Biener <rguenther@suse.de>
2310 * tree-into-ssa.c (pass_build_ssa::execute): Run
2311 update_address_taken before going into SSA.
2313 2019-05-15 Richard Biener <rguenther@suse.de>
2315 * tree-pretty-print.c (dump_generic_node): Dump BIT_FIELD_REF
2316 as __BIT_FIELD_REF with type with -gimple.
2318 2019-05-15 Vladislav Ivanishin <vlad@ispras.ru>
2320 * tree-ssa-uninit.c (is_value_included_in): Remove is_unsigned and merge
2321 semantically equivalent branches (left over after prior refactorings).
2323 2019-05-15 Richard Biener <rguenther@suse.de>
2325 PR tree-optimization/88828
2326 * tree-ssa-forwprop.c (simplify_vector_constructor): Fix
2329 2019-05-14 Richard Biener <rguenther@suse.de>
2331 * tree-pretty-print.c (dump_generic_node): Dump VIEW_CONVERT_EXPR
2332 as __VIEW_CONVERT with -gimple.
2334 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
2337 * config/i386/darwin.h (CC1_SPEC): Report -mx32 as an error for
2340 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
2342 * config/rs6000/rs6000.md (eh_set_lr_<mode>): Merge with following
2343 define_split to become a define_insn_and_split.
2345 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
2347 * config/rs6000/rs6000-protos.h (rs6000_emit_epilogue): Change
2349 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Change arguments.
2350 * config/rs6000/rs6000.md (epilogue_type): New define_enum.
2351 (sibcall_epilogue): Adjust.
2354 2019-05-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2356 * config.gcc: Move *-*-solaris2.10* from obsolete configurations
2357 to unsupported ones.
2358 Simplify x86_64-*-solaris2.1[0-9]* to x86_64-*-solaris2*.
2359 * config.host: Likewise.
2360 * config/i386/sol2.h (ASM_COMMENT_START): Remove.
2361 * config/sparc/driver-sparc.c (host_detect_local_cpu) [__sun__ &&
2362 __svr4__]: Remove "brand" fallback.
2363 [!KSTAT_DATA_STRING]: Remove.
2364 * configure.ac (gcc_cv_ld_hidden): Simplify *-*-solaris2.1[0-9]*
2366 (comdat_group): Likewise.
2367 (set_have_as_tls): Likewise.
2368 (gcc_cv_target_dl_iterate_phdr): Likewise.
2369 (gcc_cv_as_shf_merge): Remove Solaris 10/x86 workaround.
2370 (gcc_cv_ld_aligned_shf_merge): Remove Solaris 10/SPARC workaround.
2371 * configure: Regenerate.
2372 * doc/install.texi: Simplify Solaris target triplets.
2373 (Specific, i?86-*-solaris2*): Remove Solaris 10 references.
2374 (Specific, *-*-solaris2*): Document Solaris 10 removal.
2375 Remove Solaris 10 references.
2376 Remove obsolete Solaris bug reference.
2377 (Specific, sparc-sun-solaris2.10): Remove.
2379 2019-05-14 Uroš Bizjak <ubizjak@gmail.com>
2381 * config/i386/i386.md (any_div): New code iterator.
2382 (paired_mod): New code attribute.
2383 (sgnprefix): Handle DIV and UDIV RTXes.
2385 (<u>divmod<mode>4): Macroize expander from divmod<mode>4
2386 and udivmod<mode>4 patterns using any_div code iterator.
2387 (divmod splitters): Macroize splitters using any_div code iterator.
2388 (*udivmodsi4_pow2_zext_1): Use exactl_log2 in insn condition.
2389 (*udivmodsi4_pow2_zext_2): Ditto.
2390 (*<u>divmod<mode>4_noext): Macroize insn from *divmod<mode>4_noext
2391 and *udivmod<mode>4_noext patterns using any_div code iterator.
2392 (*<u>divmod<mode>4_noext_zext_1): Macroize insn from
2393 *divmod<mode>4_noext_zext_1 and *udivmod<mode>4_noext_zext_1
2394 patterns using any_div code iterator.
2395 (*<u>divmod<mode>4_noext_zext_2): Macroize insn from
2396 *divmod<mode>4_noext_zext_2 and *udivmod<mode>4_noext_zext_2
2397 patterns using any_div code iterator.
2398 (<u>divmodhiqi3): Macroize insn from divmodhiqi3 and
2399 udivmodhiqi3 patterns using any_extend code iterator.
2401 2019-05-14 Richard Biener <rguenther@suse.de>
2402 H.J. Lu <hongjiu.lu@intel.com>
2404 PR tree-optimization/88828
2405 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
2406 permuting in a single non-constant element not extracted
2409 2019-05-14 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
2411 * internal-fn.def (SIGNBIT): New.
2412 * config/aarch64/aarch64-simd.md (signbitv2sf2): New expand
2414 (signbitv4sf2): Likewise.
2416 2019-05-14 Chenghua Xu <paul.hua.gm@gmail.com>
2419 * config/mips/mips.c (mips_split_move): Skip forward SRC into
2420 next insn when the SRC reg is dead.
2422 2019-05-14 Bin Cheng <bin.cheng@linux.alibaba.com>
2424 * gimple-ssa-strength-reduction.c (lookup_cand): Adjust index by 1.
2425 (alloc_cand_and_find_basis): Ditto.
2426 (backtrace_base_for_ref, create_mul_ssa_cand): Remove if-then-else.
2427 (create_mul_imm_cand, create_add_ssa_cand): Ditto.
2428 (create_add_imm_cand, slsr_process_cast): Ditto.
2429 (slsr_process_copy, replace_mult_candidate): Ditto.
2430 (replace_rhs_if_not_dup, replace_one_candidate): Ditto.
2431 (dump_cand_vec, analyze_candidates_and_replace): Skip NULL element.
2432 (pass_strength_reduction::execute): Init the first NULL element.
2434 2019-05-13 Nathan Sidwell <nathan@acm.org>
2436 * gcc.c (execute): Simplify cond-expr into if. Reformat comment.
2437 (run_attempt): Reformat line break.
2439 2019-05-13 David Edelsohn <dje.gcc@gmail.com>
2442 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Don't load EH
2443 data registers in sibcall epilogues.
2444 Don't add EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
2446 2019-05-13 Uroš Bizjak <ubizjak@gmail.com>
2449 * configure.ac (--enable-frame-pointer):
2450 Disable by default for cygwin and mingw.
2451 * configure: Regenerate.
2453 2019-05-13 Nathan Sidwell <nathan@acm.org>
2455 * dwarf2out.c (breakout_comdat_types): Move comment to correct
2457 (const_ok_for_output_1): Balance parens around #if/#else/#endif
2458 (gen_member_die): Move abstract origin check earlier. Only VARs
2459 can be static_inline_p. Simplify splicing control flow.
2461 2019-05-13 Richard Biener <rguenther@suse.de>
2463 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle
2465 (vect_build_slp_tree_1): Likewise.
2467 2019-05-13 Richard Biener <rguenther@suse.de>
2469 PR tree-optimization/90402
2470 * tree-if-conv.c (tree_if_conversion): Value number only
2471 the loop body by making the latch an exit of the region
2473 * tree-ssa-sccvn.c (process_bb): Add flag whether to skip
2475 (do_rpo_vn): Deal with multiple edges into the entry block
2476 that are not backedges inside the region by skipping PHIs
2479 2019-05-13 Richard Biener <rguenther@suse.de>
2481 PR tree-optimization/90316
2482 * tree-ssa-pre.c (insert_aux): Fold into ...
2483 (insert): ... this function. Use a RPO walk to reduce the
2484 number of required iterations.
2486 2019-05-13 Martin Liska <mliska@suse.cz>
2488 PR tree-optimization/90416
2489 * tree-vect-stmts.c (vect_check_load_store_mask): Concatenate
2490 string instead of passing the second part as va_arg argument.
2492 2019-05-13 Martin Liska <mliska@suse.cz>
2494 PR gcov-profile/90380
2495 * gcov.c (handle_cycle): Do not support zero cycle count,
2496 it should not be possible.
2497 (path_contains_zero_cycle_arc): New function.
2498 (circuit): Ignore zero cycle arc counts.
2500 2019-05-13 Martin Liska <mliska@suse.cz>
2502 PR gcov-profile/90380
2503 * gcov.c (enum loop_type): Remove the enum and
2505 (handle_cycle): Assert that we should not reach
2507 (circuit): Use loop_found instead of a tri-state loop_type.
2508 (get_cycles_count): Do not handle NEGATIVE_LOOP as it can't
2511 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
2514 * config/i386/i386.c (ix86_output_jmp_thunk_or_indirect): New.
2515 (ix86_output_indirect_branch_via_reg): Use output mechanism
2516 accounting for __USER_LABEL_PREFIX__.
2517 (ix86_output_indirect_branch_via_push): Likewise.
2518 (ix86_output_function_return): Likewise.
2519 (ix86_output_indirect_function_return): Likewise.
2521 2019-05-12 Richard Sandiford <richard.sandiford@arm.com>
2523 * doc/md.texi: Document use of code attributes in rtx patterns.
2524 * read-md.h (rtx_reader::rtx_alloc_for_name): New member function.
2525 * read-rtl.c (find_code): Split out search loops into...
2526 (maybe_find_code): ...this new function.
2527 (check_code_iterator): Make the error message more informative.
2528 (check_code_attribute): New function.
2529 (rtx_reader::rtx_alloc_for_name): Likewise.
2530 (rtx_reader::read_rtx_code): Use rtx_alloc_for_name.
2531 * config/aarch64/predicates.md (aarch64_smin, aarch64_umin): Delete.
2532 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Use
2533 <max_opp> directly as an rtx code instead of via a match_operator.
2534 * config/aarch64/aarch64-sve.md (aarch64_<su>abd<mode>_3): Likewise.
2535 (<su>abd<mode>_3): Update accordingly.
2537 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
2539 * config/rs6000/rs6000.c (debug_stack_info): When -mdebug=stack
2540 is given, print the state of the EH "save world" computation for
2543 2019-05-11 Jakub Jelinek <jakub@redhat.com>
2546 * config/aarch64/aarch64.c (aarch64_expand_epilogue): Don't add
2547 EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
2549 2019-05-11 Uroš Bizjak <ubizjak@gmail.com>
2551 * config/i386/i386.md (floatdi<X87MODEF:mode>2_i387_with_xmm):
2552 Use pinsrd for TARGET_SSE4_1.
2553 * config/i386/sse.md (movdi_to_sse): Ditto.
2555 2019-05-10 Richard Biener <rguenther@suse.de>
2557 * tree-ssa-sccvn.c (visit_reference_op_call): Initialize value-id.
2558 (do_rpo_vn): Initialize next_value_id.
2560 2019-05-10 Martin Liska <mliska@suse.cz>
2562 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
2565 2019-05-10 Jakub Jelinek <jakub@redhat.com>
2567 PR tree-optimization/90385
2568 * tree-parloops.c (try_create_reduction_list): Punt on non-SSA_NAME
2569 arguments of the exit phis.
2572 * tree-inline.h (struct copy_body_data): Add do_not_fold member.
2573 * tree-inline.c (remap_gimple_op_r): Avoid folding expressions if
2575 (copy_tree_body_r): Likewise.
2576 (copy_fn): Set id.do_not_fold to true.
2578 2019-05-10 Martin Liska <mliska@suse.cz>
2580 * config/i386/i386-expand.c (ix86_expand_floorceildf_32):
2581 Reapply changes from r269790.
2583 2019-05-10 Martin Liska <mliska@suse.cz>
2586 * doc/invoke.texi: New params.
2587 * params.def (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SIZE): New.
2588 (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SPEED): Likewise.
2589 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
2591 * tree-switch-conversion.h (struct jump_table_cluster):
2594 2019-05-09 Segher Boessenkool <segher@kernel.crashing.org>
2596 * combine.c (combine_simplify_rtx): Don't make IF_THEN_ELSE RTL.
2598 2019-05-09 Bill Schmidt <wschmidt@linux.ibm.com>
2600 * doc/loop.texi: Remove reference to FOR_EACH_LOOP_BREAK.
2602 2019-05-09 Alexander Monakov <amonakov@ispras.ru>
2604 PR rtl-optimization/88879
2605 * sel-sched.c (sel_target_adjust_priority): Remove assert.
2607 2019-05-09 Richard Earnshaw <rearnsha@arm.com>
2610 * config/arm/arm.c (callee_saved_reg_p): Move before
2611 thumb_find_work_register.
2612 (thumb1_prologue_unused_call_clobbered_lo_regs): Move before
2613 thumb_find_work_register. Only call df_get_live_out once.
2614 (thumb1_epilogue_unused_call_clobbered_lo_regs): Likewise.
2615 (thumb_find_work_register): Use
2616 thumb1_prologue_unused_call_clobbered_lo_regs instead of ad hoc
2617 algorithms to locate a spare call clobbered reg.
2619 2019-05-09 Martin Liska <mliska@suse.cz>
2621 * gimple-pretty-print.c (dump_binary_rhs): Dump MIN_EXPR
2622 and MAX_EXPR in GIMPLE FE format.
2624 2019-05-09 Martin Liska <mliska@suse.cz>
2626 * tree-cfg.c (dump_function_to_file): Dump entry BB count.
2627 * gimple-pretty-print.c (dump_gimple_bb_header):
2629 (pp_cfg_jump): Dump edge probability.
2630 * profile-count.c (profile_quality_as_string): Simplify
2631 with a static array.
2632 (parse_profile_quality): New function.
2633 (profile_count::dump): Simplify with a static array.
2634 (profile_count::from_gcov_type): Add new argument.
2635 * profile-count.h (parse_profile_quality): Likewise.
2636 * predict.h (set_hot_bb_threshold): New.
2637 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
2639 * predict.c (get_hot_bb_threshold): Set from the new param.
2640 (set_hot_bb_threshold): New.
2642 2019-05-09 Richard Biener <rguenther@suse.de>
2644 PR tree-optimization/90395
2645 * tree-ssa-forwprop.c (pass_forwprop::execute): Do not
2646 rewrite vector stores that throw internally.
2648 2019-05-09 Thomas Schwinge <thomas@codesourcery.com>
2650 * cif-code.def (CHKP): Remove.
2653 * configure.ac (--enable-frame-pointer): Disable by default for
2655 * configure: Regenerate.
2657 2019-05-09 Alan Modra <amodra@gmail.com>
2660 * config/rs6000/rs6000.h (enum reg_class, REG_CLASS_NAMES),
2661 (REG_CLASS_CONTENTS): Add GEN_OR_VSX_REGS class.
2662 * config/rs6000/rs6000.c (rs6000_register_move_cost): Correct
2663 cost for general <-> vsx when direct moves are available.
2664 Cost union classes at minimal cost for any reg in the class.
2665 Correct calculation for moves between vsx, float, and altivec.
2666 Don't return a low cost for moves between special regs. Don't
2667 use hard coded register numbers.
2668 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): Define.
2669 (rs6000_ira_change_pseudo_allocno_class): New function.
2670 * config/rs6000/rs6000.md (movsi_internal1, mov<mode>_internal),
2671 (movdi_internal32, movdi_internal64): Remove '*' from vsx register
2673 (movsi_internal1): Don't disparage vector alternatives.
2674 (mov<mode>_internal): Likewise, excepting alternative that
2676 * config/rs6000/vsx.md (vsx_splat_<mode>_reg): Don't disparage
2677 we <- b alternative.
2679 2019-05-08 Jakub Jelinek <jakub@redhat.com>
2682 PR tree-optimization/89060
2683 * tree-ssa-live.h (live_vars_map): New typedef.
2684 (compute_live_vars, live_vars_at_stmt, destroy_live_vars): Declare.
2685 * tree-ssa-live.c: Include gimple-walk.h and cfganal.h.
2686 (struct compute_live_vars_data): New type.
2687 (compute_live_vars_visit, compute_live_vars_1, compute_live_vars,
2688 live_vars_at_stmt, destroy_live_vars): New functions.
2689 * tree-tailcall.c: Include tree-ssa-live.h.
2690 (live_vars, live_vars_vec): New global variables.
2691 (find_tail_calls): Perform variable life analysis before punting.
2692 (tree_optimize_tail_calls_1): Clean up live_vars and live_vars_vec.
2693 * tree-inline.h (struct copy_body_data): Add eh_landing_pad_dest
2695 * tree-inline.c (add_clobbers_to_eh_landing_pad): Remove BB argument.
2696 Perform variable life analysis to select variables that really need
2698 (copy_edges_for_bb): Don't call add_clobbers_to_eh_landing_pad here,
2699 instead set id->eh_landing_pad_dest and assert it is the same.
2700 (copy_cfg_body): Call it here if id->eh_landing_pad_dest is non-NULL.
2702 2019-05-08 Mihail Ionescu <mihail.ionescu@arm.com>
2703 Richard Earnshaw <rearnsha@arm.com>
2706 * config/arm/arm.c (thumb1_prologue_unused_call_clobbered_lo_regs): New
2708 (thumb1_epilogue_unused_call_clobbered_lo_regs): New function.
2709 (thumb1_compute_save_core_reg_mask): Don't force a spare work
2710 register if both the epilogue and prologue can use call-clobbered
2712 (thumb1_unexpanded_epilogue): Use
2713 thumb1_epilogue_unused_call_clobbered_lo_regs. Reverse the logic for
2714 picking temporaries for restoring high regs to match that of the
2715 prologue where possible.
2716 (thumb1_expand_prologue): Add any usable call-clobbered low registers to
2717 the list of work registers. Detect if the return address is still live
2718 at the end of the prologue and avoid using it for a work register if so.
2719 If the return address is not live, add LR to the list of pushable regs
2720 after the first pass.
2722 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
2724 PR tree-optimization/90078
2725 * tree-ssa-loop-ivopts.c (inttypes.h): Include new header file.
2726 (INFTY): Increase the value for infinite cost.
2727 (struct comp_cost): Promote type of members to int64_t.
2728 (infinite_cost): Don't set complexity in initialization.
2729 (comp_cost::operator +,-,+=,-+,/=,*=): Assert when cost computation
2730 overflows to infinite_cost.
2731 (adjust_setup_cost): Promote type of parameter and cost computation
2733 (struct ainc_cost_data, struct iv_ca): Promote type of member to
2735 (get_scaled_computation_cost_at, determine_iv_cost): Promote type of
2736 cost computation to int64_t.
2737 (determine_group_iv_costs, iv_ca_dump, find_optimal_iv_set): Use
2738 int64_t's format specifier in dump.
2740 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
2742 PR tree-optimization/90240
2743 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Scale cost
2744 with respect to scaling factor pre-computed for each basic block.
2745 (try_improve_iv_set): Return bool if best_cost equals to iv_ca cost.
2746 (find_optimal_iv_set_1): Free iv_ca set if it has infinite_cost.
2747 (COST_SCALING_FACTOR_BOUND, determine_scaling_factor): New.
2748 (tree_ssa_iv_optimize_loop): Call determine_scaling_factor. Extend
2749 live range for array of loop's basic blocks. Cleanup aux field of
2750 loop's basic blocks.
2752 2019-05-08 Jakub Jelinek <jakub@redhat.com>
2754 PR tree-optimization/90356
2755 * match.pd ((X +/- 0.0) +/- 0.0): Optimize into X +/- 0.0 if possible.
2757 2019-05-07 Wei Xiao <wei3.xiao@intel.com>
2759 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512BF16_SET
2760 OPTION_MASK_ISA_AVX512BF16_UNSET, OPTION_MASK_ISA2_AVX512BW_UNSET): New.
2761 (OPTION_MASK_ISA2_AVX512F_UNSET): Add OPTION_MASK_ISA_AVX512BF16_UNSET.
2762 (ix86_handle_option): Handle -mavx512bf16.
2763 * config.gcc: Add avx512bf16vlintrin.h and avx512bf16intrin.h
2765 * config/i386/avx512bf16vlintrin.h: New.
2766 * config/i386/avx512bf16intrin.h: New.
2767 * config/i386/cpuid.h (bit_AVX512BF16): New.
2768 * config/i386/driver-i386.c (host_detect_local_cpu): Detect BF16.
2769 * config/i386/i386-builtin-types.def: Add new types.
2770 * config/i386/i386-builtin.def: Add new builtins.
2771 * config/i386/i386-c.c (ix86_target_macros_internal): Define
2773 * config/i386/i386-option.c (ix86_target_string): Add -mavx512bf16.
2774 (ix86_option_override_internal): Handle BF16.
2775 (ix86_valid_target_attribute_inner_p): Ditto.
2776 * config/i386/i386-expand.c (ix86_expand_args_builtin): Ditto.
2777 * config/i386/i386-builtin.c (enum processor_features): Add
2779 (static const _isa_names_table isa_names_table): Ditto.
2780 * config/i386/i386.h (TARGET_AVX512BF16, TARGET_AVX512BF16_P): New.
2781 (PTA_AVX512BF16): Ditto.
2782 * config/i386/i386.opt: Add -mavx512bf16.
2783 * config/i386/immintrin.h: Include avx512bf16intrin.h
2784 and avx512bf16vlintrin.h.
2785 * config/i386/sse.md (avx512f_cvtne2ps2bf16_<mode><mask_name>,
2786 avx512f_cvtneps2bf16_<mode><mask_name>,
2787 avx512f_dpbf16ps_<mode><mask_half_name>): New define_insn patterns.
2788 * config/i386/subst.md (mask_half): Add new subst.
2789 * doc/invoke.texi: Document -mavx512bf16.
2791 2019-05-07 Segher Boessenkool <segher@kernel.crashing.org>
2793 * config/rs6000/rs6000-protos.h (rs6000_legitimize_reload_address_ptr):
2795 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Delete.
2796 (rs6000_debug_legitimize_reload_address): Delete.
2797 (rs6000_legitimize_reload_address_ptr): Delete.
2798 (rs6000_option_override_internal): Adjust.
2799 (mem_operand_gpr): Adjust comment.
2800 (legitimate_lo_sum_address_p): Ditto.
2801 (rs6000_legitimize_reload_address): Delete.
2802 (rs6000_debug_legitimize_reload_address): Delete.
2803 * config/rs6000/rs6000.h (LEGITIMIZE_RELOAD_ADDRESS): Delete.
2805 2019-05-07 Kelvin Nilsen <kelvin@gcc.gnu.org>
2808 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2809 In handling of ALTIVEC_BUILTIN_VEC_INSERT, use modular arithmetic
2810 to compute vector element selector for both constant and variable
2813 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
2815 * config/i386/i386.md (cvt_mnemonic): New mode attribute.
2816 (ashr<mode>3_cvt): Merge insn pattern from ashrsi3_cvt and
2817 ashrdi3_cvt using SWI48 mode iterator.
2819 2019-05-07 Alejandro Martinez <alejandro.martinezvicente@arm.com>
2821 * config/aarch64/aarch64-sve.md (<su>abd<mode>_3): New define_expand.
2822 (aarch64_<su>abd<mode>_3): Likewise.
2823 (*aarch64_<su>abd<mode>_3): New define_insn.
2824 (<sur>sad<vsi2qi>): New define_expand.
2825 * config/aarch64/iterators.md: Added MAX_OPP attribute.
2826 * tree-vect-loop.c (use_mask_by_cond_expr_p): Add SAD_EXPR.
2827 (build_vect_cond_expr): Likewise.
2829 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
2831 * cfgexpand.c (asm_clobber_reg_is_valid): Reject
2832 clobbers outside of accessible_reg_set.
2833 * config/i386/i386.c (ix86_conditional_register_usage):
2834 Disable register sets by clearing corresponding bits in
2835 accessible_reg_set. Do not set corresponding bits in fixed_regs,
2836 call_used_regs and don't clear corresponding reg_names array members.
2838 2019-05-07 Richard Biener <rguenther@suse.de>
2840 * tree-vect-stmts.c (vect_is_simple_cond): When vectype is
2841 not specified still compute a comp_vectype for invariant
2844 2019-05-07 Richard Biener <rguenther@suse.de>
2846 PR tree-optimization/90316
2847 * tree-ssa-pre.c (translate_vuse_through_block): When
2848 same_valid is NULL do not bother to search for a virtual
2850 (phi_translate_1): When operands changed we cannot keep
2851 the same value-number so do not bother to ask whether
2852 that's possible from translate_vuse_through_block.
2854 2019-05-07 Martin Liska <mliska@suse.cz>
2856 * bitmap.c (bitmap_register): Come up with
2857 alloc_descriptor_max_uid and assign it for
2859 (register_overhead): Use get_descriptor as
2861 (release_overhead): New.
2862 (bitmap_elem_to_freelist): Call it.
2863 (bitmap_elt_clear_from): Likewise.
2864 (bitmap_obstack_free): Likewise.
2865 (bitmap_move): Sensitively release memory.
2866 * bitmap.h (struct GTY): Add alloc_descriptor and padding.
2867 (bitmap_initialize): Initialize alloc_descriptor to zero.
2868 * tree-ssa-pre.c (do_hoist_insertion): Use bitmap_move.
2870 2019-05-07 Richard Biener <rguenther@suse.de>
2872 * tree-vect-slp.c (vect_build_slp_tree_2): Bump size whenever
2873 we build a SLP node. Remove max_size and limiting.
2874 (vect_analyze_slp_instance): Record and dump size of the SLP graph.
2876 2019-05-07 Richard Biener <rguenther@suse.de>
2878 PR tree-optimization/90316
2879 * tree-ssa-alias.h (get_continuation_for_phi): Take walking
2881 (walk_non_aliased_vuses): Take walking limit argument.
2882 * tree-ssa-alias.c (maybe_skip_until): Take limit and abort
2883 walking if it is reached instead of just counting.
2884 (get_continuation_for_phi): Likewise.
2885 (walk_non_aliased_vuses): Likewise, instead of leaving counter
2886 limiting to the callback.
2887 * tree-ssa-sccvn.c (vn_reference_lookup_2): Adjust.
2888 (vn_reference_lookup_3): Likewise.
2889 (vn_reference_lookup_pieces): Likewise.
2890 (vn_reference_lookup): Likewise.
2891 * tree-ssa-pre.c (translate_vuse_through_block): Limit walking.
2892 * tree-ssa-scopedtables.c (vuse_eq): Adjust.
2893 (avail_exprs_stack::lookup_avail_expr): Likewise.
2895 2019-05-07 Jan Hubicka <hubicka@ucw.cz>
2897 * tree-ssa-alias.c (aliasing_component_refs_p): Continue looking
2898 for comparaible types in the second direction even if first one
2899 hits incomparable type.
2901 2019-05-07 Richard Biener <rguenther@suse.de>
2904 * lto-wrapper.c (debug_objcopy): Use the original filename
2905 including archive offset for the filename used for -save-temps.
2907 2019-05-07 Li Jia He <helijia@linux.ibm.com>
2909 * tree-ssa-phiopt.c (two_value_replacement): Fix a typo in parameter
2912 2019-05-06 H.J. Lu <hongjiu.lu@intel.com>
2913 Hongtao Liu <hongtao.liu@intel.com>
2917 * config/i386/i386-expand.c (ix86_expand_sse_comi_round):
2918 Modified, original implementation isn't correct.
2920 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
2922 * config/rs6000/rs6000.md (FIRST_ALTIVEC_REGNO, LAST_ALTIVEC_REGNO)
2923 (LR_REGNO, CTR_REGNO, CA_REGNO, ARG_POINTER_REGNUM, CR0_REGNO)
2924 (CR1_REGNO, CR2_REGNO, CR3_REGNO, CR4_REGNO, CR5_REGNO, CR6_REGNO)
2925 (CR7_REGNO, MAX_CR_REGNO, VRSAVE_REGNO, VSCR_REGNO)
2926 (FRAME_POINTER_REGNUM): Change numbering.
2927 * config/rs6000/rs6000.c (rs6000_reg_names): Adjust.
2928 (alt_reg_names): Adjust.
2929 (rs6000_conditional_register_usage): Don't mark hard register 64 as
2931 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
2932 (DWARF_FRAME_REGISTERS): Delete.
2933 (DWARF2_FRAME_REG_OUT): Fix whitespace.
2934 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
2936 (REG_ALLOC_ORDER): Adjust.
2937 (FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM): Adjust.
2938 (REG_CLASS_CONTENTS): Adjust.
2939 (RETURN_ADDR_RTX): Change comment.
2940 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use ARG_POINTER_REGNUM
2942 (REGISTER_NAMES): Adjust.
2943 (ADDITIONAL_REGISTER_NAMES): Adjust.
2944 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
2946 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
2948 * config/rs6000/rs6000.md (TFHAR_REGNO, TFIAR_REGNO, TEXASR_REGNO):
2950 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
2951 (DWARF_FRAME_REGISTERS): Adjust.
2952 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
2954 (REG_ALLOC_ORDER): Adjust.
2955 (enum reg_class): Delete SPR_REGS.
2956 (REG_CLASS_NAMES): Delete SPR_REGS.
2957 (REG_CLASS_CONTENTS): Delete SPR_REGS. Adjust for deleted TM regs.
2958 (REGISTER_NAMES): Adjust.
2959 (ADDITIONAL_REGISTER_NAMES): Adjust.
2960 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
2961 * config/rs6000/htm.md (htm_mfspr_<mode>, htm_mtspr_<mode>): Adjust.
2962 * config/rs6000/predicates.md (htm_spr_reg_operand): Delete.
2963 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Adjust.
2964 (htm_spr_regno): Delete.
2965 (htm_expand_builtin): Adjust: the HTM builtins now have one fewer
2967 (rs6000_dbx_register_number): Adjust.
2969 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
2971 * config/rs6000/rs6000.h (PRE_GCC3_DWARF_FRAME_REGISTERS): Delete.
2973 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
2975 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Handle
2976 FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM, and 64 (which was MQ).
2978 2019-05-06 Jakub Jelinek <jakub@redhat.com>
2980 PR tree-optimization/88709
2981 PR tree-optimization/90271
2982 * params.def (PARAM_STORE_MERGING_MAX_SIZE): New parameter.
2983 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Handle
2984 non-clobber CONSTRUCTORs with no elts. Remove useless tmp_int
2986 (imm_store_chain_info::coalesce_immediate_stores): Punt if the size
2987 of the store merging group is larger than
2988 PARAM_STORE_MERGING_MAX_SIZE parameter.
2989 (split_group): Add bzero_first argument. If set, always emit first
2990 the first store which must be = {} of the whole area and then for the
2991 rest of the stores consider all zero bytes as paddings.
2992 (imm_store_chain_info::output_merged_store): Check if first store
2993 is = {} of the whole area and if yes, determine which setting of
2994 bzero_first for split_group gives smaller number of stores. Adjust
2995 split_group callers.
2996 (lhs_valid_for_store_merging_p): Allow decls.
2997 (rhs_valid_for_store_merging_p): Allow non-clobber CONTRUCTORs with
2999 (pass_store_merging::process_store): Likewise.
3001 2019-05-06 Kelvin Nilsen <kelvin@gcc.gnu.org>
3004 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
3005 handling of V1TImode.
3007 2019-05-06 Uroš Bizjak <ubizjak@gmail.com>
3010 * config.gcc (i[34567]86-*-*, x86_64-*-*): Move tests for enable_cld
3011 and enable_frame_pointer ...
3012 * configure.ac: ... here. Update help strings for
3013 --enable-frame-pointer.
3014 * configure: Regenerate.
3015 * config/i386/i386-options.c (ix86_option_override_internal): Remove
3016 USE_X86_64_FRAME_POINTER define, use USE_IX86_FRAME_POINTER instead.
3017 * config/i386/sol2.h (USE_IX86_FRAME_POINTER): Remove.
3018 (USE_X86_64_FRAME_POINTER): Ditto.
3020 2019-05-06 Martin Liska <mliska@suse.cz>
3022 * config.gcc: Append to target_gtfiles and fix indentation.
3024 2019-05-06 Richard Biener <rguenther@suse.de>
3026 PR tree-optimization/90358
3027 * tree-vect-stmts.c (get_group_load_store_type): Properly
3028 detect unused upper half of load.
3029 (vectorizable_load): Likewise.
3031 2019-05-06 Richard Biener <rguenther@suse.de>
3033 PR tree-optimization/88828
3034 * tree-ssa-forwprop.c (get_bit_field_ref_def): Split out from...
3035 (simplify_vector_constructor): ...here. Handle constants in
3038 2019-05-06 Richard Biener <rguenther@suse.de>
3040 PR tree-optimization/90328
3041 * tree-data-ref.h (dr_may_alias_p): Pass in the actual loop nest.
3042 * tree-data-ref.c (dr_may_alias_p): Check whether the clique
3043 is valid in the loop nest before using it.
3044 (initialize_data_dependence_relation): Adjust.
3045 * graphite-scop-detection.c (build_alias_set): Pass the SCOP enclosing
3046 loop as loop-nest to dr_may_alias_p.
3048 2019-05-06 Richard Biener <rguenther@suse.de>
3050 * dwarf2out.c (mem_loc_descriptor): Initialize int_mode.
3052 2019-05-06 Richard Biener <rguenther@suse.de>
3054 PR tree-optimization/90316
3055 * tree-ssa-alias.c (maybe_skip_until): Pass in target BB,
3056 compute target on demand.
3057 (get_continuation_for_phi): Remove code walking stmts to
3058 get to a target virtual operand which could end up being
3061 2019-05-06 Martin Liska <mliska@suse.cz>
3064 * config/i386/i386-options.c (ix86_option_override_internal): Error only
3065 when -mabi is selected to a non-default version.
3067 2019-05-06 Hrishikesh Kulkarni <hrishikeshparag@gmail.com>
3068 Martin Liska <mliska@suse.cz>
3070 * Makefile.in: Add lto-dump.texi.
3071 * cgraph.h: Add new functions get_visibility_string and
3072 get_symtab_type_string.
3073 * doc/gcc.texi: Include lto-dump section.
3074 * doc/lto-dump.texi: New file.
3075 * dumpfile.c (dump_switch_p_1): Use parse_dump_option.
3076 (parse_dump_option): Factor out this function.
3077 * dumpfile.h (enum dump_flag): Add new value TDF_ERROR.
3078 (parse_dump_option): Export the function.
3079 * symtab.c (symtab_node::get_visibility_string): New function.
3080 (symtab_node::get_symtab_type_string): Likewise.
3082 2019-05-06 Martin Liska <mliska@suse.cz>
3084 * config/i386/i386-builtins.c: New file.
3085 * config/i386/i386-builtins.h: New file.
3086 * config/i386/i386-expand.c: New file.
3087 * config/i386/i386-expand.h: New file.
3088 * config/i386/i386-features.c: New file.
3089 * config/i386/i386-features.h: New file.
3090 * config/i386/i386-options.c: New file.
3091 * config/i386/i386-options.h: New file.
3092 * config.gcc: Add new files into extra_objs and
3094 * config/i386/i386.c: Split content of the file
3095 into newly introduced files.
3096 * config/i386/i386.h: Declare common variables
3098 * config/i386/t-i386: Define dependencies for new files.
3100 2019-05-03 Richard Earnshaw <rearnsha@arm.com>
3103 * config/arm/arm.md (unaligned_loadsi): Add variant for thumb1.
3104 Restrict 'all' variant to 32-bit configurations.
3105 (unaligned_loadhiu): Likewise.
3106 (unaligned_storehi): Likewise.
3107 (unaligned_storesi): Likewise.
3108 (unaligned_loadhis): Disable when compiling for thumb1.
3110 2019-05-03 Marc Glisse <marc.glisse@inria.fr>
3112 PR tree-optimization/90269
3113 * tree-loop-distribution.c (find_seed_stmts_for_distribution):
3116 2019-05-03 Martin Liska <mliska@suse.cz>
3118 * hash-map.h: Add is_empty function.
3119 * hash-set.h: Likewise.
3120 * hash-table.h: Likewise.
3121 * dwarf2out.c (dwarf2out_finish): Use is_empty instead of
3122 elements () == 0 (and similar usages).
3123 * gimple-ssa-store-merging.c (pass_store_merging::terminate_and_process_all_chains): Likewise.
3124 * gimplify.c (gimplify_bind_expr): Likewise.
3125 (gimplify_switch_expr): Likewise.
3126 * hash-map-tests.c (test_map_of_strings_to_int): Likewise.
3127 * ipa-icf.c (sem_item_optimizer::remove_symtab_node): Likewise.
3128 * postreload-gcse.c (dump_hash_table): Likewise.
3129 (gcse_after_reload_main): Likewise.
3130 * predict.c (combine_predictions_for_bb): Likewise.
3131 * tree-parloops.c (reduction_phi): Likewise.
3132 (separate_decls_in_region): Likewise.
3133 (transform_to_exit_first_loop): Likewise.
3134 (gen_parallel_loop): Likewise.
3135 (gather_scalar_reductions): Likewise.
3136 (try_create_reduction_list): Likewise.
3137 * var-tracking.c (dump_vars): Likewise.
3138 (emit_notes_for_changes): Likewise.
3139 (vt_emit_notes): Likewise.
3141 2019-05-03 Richard Biener <rguenther@suse.de>
3143 PR tree-optimization/90316
3144 * tree-ssa-pre.c (pass_pre::execute): Re-compute DOM fast queries
3147 2019-05-03 Richard Biener <rguenther@suse.de>
3149 * tree-vect-stmts.c (get_group_load_store_type): Avoid
3150 peeling for gaps by loading only lower halves of vectors
3152 (vectorizable_load): Likewise.
3154 2019-05-03 Richard Biener <rguenther@suse.de>
3157 * match.pd: Add pattern to optimize (A / B) * B + (A % B) to A.
3159 2019-05-03 Richard Biener <rguenther@suse.de>
3162 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)):
3163 Handle STRING_CST vs DECL or STRING_CST.
3165 2019-05-03 Richard Biener <rguenther@suse.de>
3167 PR tree-optimization/88963
3168 * tree-ssa-forwprop.c (pass_forwprop::execute): Rewrite
3169 vector loads feeding only BIT_FIELD_REFs to component
3170 loads. Rewrite stores fed by CONSTRUCTORs to component
3173 2019-05-03 Jakub Jelinek <jakub@redhat.com>
3175 * opts.h (finish_options): Remove lang_mask argument.
3176 (print_help, help_option_argument): Declare.
3177 * opts.c (print_help): Remove forward declaration, no longer static.
3178 (finish_options): Remove lang_mask argument, don't call print_help
3180 * opts-global.c (decode_options): Adjust finish_option caller, call
3183 PR tree-optimization/90303
3184 * ipa-devirt.c (obj_type_ref_class, get_odr_type): Don't use
3185 TYPE_CANONICAL for TYPE_STRUCTURAL_EQUALITY_P types in !in_lto_p mode.
3187 2019-05-03 Richard Biener <rguenther@suse.de>
3189 PR tree-optimization/89698
3190 * gimple-fold.c (canonicalize_constructor_val): Early out
3191 for constants, handle unfolded INTEGER_CSTs as they appear in
3192 C++ virtual table ctors.
3194 2019-05-03 Richard Biener <rguenther@suse.de>
3196 * passes.c (execute_function_todo): Remove dead code.
3198 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
3200 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Do not use
3201 the internal register number, for any "real" register.
3203 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
3205 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Return the
3206 correct numbers for TFHAR, TFIAR, TEXASR.
3208 2019-05-02 Richard Biener <rguenther@suse.de>
3210 PR tree-optimization/89653
3211 * tree-ssa-loop.c (pass_data_tree_loop_init): Execute
3212 update-address-taken before the pass.
3213 * passes.def (pass_tree_loop_init): Put comment before it.
3215 2019-05-02 Richard Biener <rguenther@suse.de>
3217 PR tree-optimization/89509
3218 * tree-ssa-structalias.c (compute_dependence_clique): Look
3219 at the first subvar when determining whether it is restrict.
3221 2019-05-02 Richard Biener <rguenther@suse.de>
3223 PR tree-optimization/90273
3224 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Eliminate
3225 useless debug stmts.
3227 2019-05-02 Alejandro Martinez <alejandro.martinezvicente@arm.com>
3229 * config/aarch64/aarch64-sve.md (<sur>dot_prod<vsi2qi>): Taken from SVE
3231 * config/aarch64/iterators.md: Copied Vetype_fourth, VSI2QI and vsi2qi from
3233 * tree-vect-loop.c (use_mask_by_cond_expr_p): New function to check if a
3234 VEC_COND_EXPR be inserted to emulate a conditional internal function.
3235 (build_vect_cond_expr): Emit the VEC_COND_EXPR.
3236 (vectorizable_reduction): Use the functions above to vectorize in a
3237 fully masked loop codes that don't have a conditional internal
3240 2019-05-02 Martin Liska <mliska@suse.cz>
3242 * cgraphclones.c: Call valid_attribute_p with 1 for
3244 * config/i386/i386-c.c (ix86_pragma_target_parse): Use 0 as
3245 it's for target attribute.
3246 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
3247 Add new boolean argument.
3248 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
3250 (ix86_valid_target_attribute_tree): Pass target_clone_attr
3251 to ix86_valid_target_attribute_inner_p.
3252 (ix86_valid_target_attribute_p): Pass flags argument to
3253 ix86_valid_target_attribute_inner_p.
3254 (get_builtin_code_for_version): Use 0 as it's target attribute.
3256 2019-05-02 Martin Liska <mliska@suse.cz>
3258 * gcc.c (process_command): Add dummy file only
3260 * opts-global.c (decode_options): Pass lang_mask.
3261 * opts.c (print_help): New function.
3262 (finish_options): Print --help if help_option_argument
3264 (common_handle_option): Factor out content of OPT__help_
3266 * opts.h (finish_options): Add new argument.
3268 2019-05-02 Martin Liska <mliska@suse.cz>
3271 * config/i386/i386.c (ix86_expand_strlen): Use strlen call.
3272 With -minline-all-stringops use inline expansion using 4B loop.
3273 * doc/invoke.texi: Document the change of
3274 -minline-all-stringops.
3276 2019-05-01 Jeff Law <law@redhat.com>
3278 PR tree-optimization/88797
3279 * gimple-ssa-split-paths (is_feasible_trace): Reject cases where the
3280 PHI feeds a conditional on the RHS of an assignment.
3282 2019-04-30 Andrew Waterman <andrew@sifive.com>
3283 Jim Wilson <jimw@sifive.com>
3285 * config/riscv/constraints.md (L): New.
3286 * config/riscv/predicates.md (lui_operand): New.
3287 (sfb_alu_operand): New.
3288 * config/riscv/riscv-protos.h (riscv_expand_conditional_move): Declare.
3289 * config/riscv/riscv.c (riscv_expand_conditional_move): New.
3290 * config/riscv/riscv.h (TARGET_SFB_ALU): New.
3291 * config/riscv/risc.md (type): Add sfb_alu.
3292 (branch<mode>): Renamed from branch_order<mode>. Change predicate for
3293 operand 3 to reg_or_0_operand. In output string, change %3 to %z3.
3294 (branch_zero<mode>): Delete.
3296 (mov<GPR:mode><X:mode>cc): Likewise.
3297 * config/riscv/sifive-7.md (sifive_7_sfb_alu): New. Use in bypasses.
3299 2019-04-30 Nathan Sidwell <nathan@acm.org>
3301 * tree.h (MARK_TS_EXP): New.
3303 2019-04-30 Martin Liska <mliska@suse.cz>
3305 * opts.c (enable_warning_as_error): Provide hints
3306 for unknown options.
3308 2019-04-30 Martin Liska <mliska@suse.cz>
3311 * doc/invoke.texi: Add missing dash for gas-locview-support
3312 and gno-as-locview-support.
3314 2019-04-30 Jakub Jelinek <jakub@redhat.com>
3317 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Don't skip
3318 whitespace at the start of target attribute string.
3320 2019-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3323 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
3324 Define __ARM_FEATURE_ATOMICS.
3326 2019-04-30 Martin Liska <mliska@suse.cz>
3328 * gimple-fold.c (gimple_fold_builtin_memory_op): Change endp
3329 into built_in_function enum. Remove code for endp == 2 and
3330 use BUILT_IN_* constants.
3331 (gimple_fold_builtin): Call the function with fcode.
3333 2019-04-30 Martin Liska <mliska@suse.cz>
3335 * config/i386/i386.c (ix86_builtin_reciprocal): Cast
3336 DECL_FUNCTION_CODE into ix86_builtins enum before
3337 the switch statement.
3339 2019-04-30 Jakub Jelinek <jakub@redhat.com>
3341 PR tree-optimization/89475
3342 * tree-ssa-ccp.c (evaluate_stmt): Handle BUILT_IN_BSWAP{16,32,64}
3345 2019-04-30 Martin Liska <mliska@suse.cz>
3347 PR translation/90274
3348 * opts.c (print_filtered_help): Wrap string in _(...).
3350 2019-04-30 Bin Cheng <bin.cheng@linux.alibaba.com>
3352 PR tree-optimization/90240
3354 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
3356 PR tree-optimization/90078
3357 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
3358 checks for infinite_cost overflow.
3360 2019-04-29 Jeff Law <law@redhat.com>
3362 * passes.def: Move -Wrestrict pass after copy propagation.
3364 2019-04-29 Maya Rashish <coypu@sdf.org>
3366 * config.gcc (default_gnu_indirect_function): Default to yes
3367 for arm*-*-netbsd*, i[34567]86-*-netbsd*, powerpc*-*-netbsd*,
3368 sparc*-*-netbsd*, x86_64-*-netbsd*.
3370 2019-04-29 Vladislav Ivanishin <vlad@ispras.ru>
3372 * tree-ssa-uninit.c (is_pred_expr_subset_of): Correctly handle cases
3373 where cond2 is NE_EXPR.
3374 (is_value_included_in): Update comment.
3376 2019-04-29 Richard Biener <rguenther@suse.de>
3378 PR tree-optimization/90278
3379 * tree-ssa-forwprop.c (pass_forwprop::execute): Transfer/clean
3380 EH on comparison simplification.
3382 2019-04-29 Jason Merrill <jason@redhat.com>
3384 PR c++/82081 - tail call optimization breaks noexcept
3385 * tree-tailcall.c (find_tail_calls): Don't turn a call from a
3386 nothrow function to a might-throw function into a tail call.
3388 2019-04-29 Richard Sandiford <richard.sandiford@arm.com>
3390 * tree-data-ref.h (data_dependence_relation::inner_loop): Delete.
3391 (DDR_INNER_LOOP): Likewise.
3392 * tree-data-ref.c (dump_data_dependence_relation): Update accordingly.
3393 (initialize_data_dependence_relation): Likewise.
3394 (insert_innermost_unit_dist_vector): Use 0 instead of DDR_INNER_LOOP.
3396 2019-04-29 Jakub Jelinek <jakub@redhat.com>
3398 PR rtl-optimization/90257
3399 * cfgrtl.c (flow_active_insn_p): Return true for USE of a function
3403 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
3407 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
3410 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
3413 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
3415 * lra-spills.c (lra_final_code_change): Remove useless move insns.
3417 2019-04-29 Richard Biener <rguenther@suse.de>
3419 * tree-ssa.c (insert_debug_temp_for_var_def): For {CLOBBER}
3422 2019-04-27 Iain Buclaw <ibuclaw@gdcproject.org>
3424 * config/netbsd-d.c: Include memmodel.h. Remove unused tree.h,
3425 varasm.h, and netbsd-protos.h.
3427 2019-04-27 Uroš Bizjak <ubizjak@gmail.com>
3430 * config/i386/i386-protos.h (ix86_data_alignment): Change
3431 the second argument type to unsigned int.
3432 * config/i386/i386.c (ix86_data_alignment): Change "align"
3433 argument type to unsigned int.
3435 2019-04-27 Martin Liska <mliska@suse.cz>
3438 * opt-suggestions.c (option_proposer::build_option_suggestions):
3439 When get_valid_option_values returns empty values, add the
3440 misspelling candidate.
3442 2019-04-26 Jim Wilson <jimw@sifive.com>
3444 * config/riscv/riscv-protos.h (riscv_move_integer): Add machine_mode
3446 * config/riscv/riscv.c (riscv_move_integer): New parameter orig_mode.
3447 Pass orig_mode to riscv_build_integer.
3448 (riscv_split_integer): Pass mode to riscv_move_integer.
3449 (riscv_legitimize_const_move): Likewise.
3450 (riscv_legitimize_move): For MEM dest and CONST_INT src case, new local
3451 promoted_mode. Replace force_reg call with code to load constant into
3452 promoted reg and then subreg it for the store.
3453 * config/riscv/riscv.md (low<mode>+1): Pass <GPR:MODE>mode to
3456 2018-04-26 Eugene Sharygin <eush@ispras.ru>
3458 * gdbhooks.py: Fix UnicodeDecodeErrors when printing trees with
3461 2019-04-26 Richard Sandiford <richard.sandiford@arm.com>
3463 * tree.h (TYPE_VECTOR_SUBPARTS, SET_TYPE_VECTOR_SUBPARTS): Add
3464 commentary about the encoding of precision.
3466 2019-04-25 Andreas Tobler <andreast@gcc.gnu.org>
3468 * config/i386/freebsd64.h: Add bits for 32-bit multilib support.
3469 * config/i386/t-freebsd64: New file.
3470 * config.gcc: Add the t-freebsd64 for multilib support.
3472 2019-04-25 Uroš Bizjak <ubizjak@gmail.com>
3474 * doc/extend.texi (vector_size): Add missing comma after @xref.
3476 2019-04-25 Jakub Jelinek <jakub@redhat.com>
3478 * BASE-VER: Set to 10.0.0.
3480 2019-04-25 Richard Biener <rguenther@suse.de>
3483 * gimplify.c (gimplify_expr): Avoid turning a lvalue
3484 VIEW_CONVERT_EXPR into one operating on an rvalue.
3486 2019-04-25 H.J. Lu <hongjiu.lu@intel.com>
3489 * config/i386/i386.c (feature_priority): Moved to file scope.
3490 (processor_features): Likewise.
3491 (processor_model): Likewise.
3492 (_arch_names_table): Likewise.
3493 (arch_names_table): Likewise.
3494 (_feature_list): Removed.
3495 (feature_list): Likewise.
3496 (_isa_names_table): Moved to file scope. Add priority.
3497 (isa_names_table): Likewise.
3498 (get_builtin_code_for_version): Replace feature_list with
3499 isa_names_table. Update error message for P_ZERO priority.
3501 2019-04-25 Richard Biener <rguenther@suse.de>
3503 * tree-pass.h (make_pass_phi_only_cprop): Remove.
3504 * timevar.def (TV_TREE_PHI_CPROP): Likewise.
3506 2019-04-24 Jeff Law <law@redhat.com>
3508 PR tree-optimization/90037
3509 * Makefile.in (OBJS): Remove tree-ssa-phionlycprop.c
3510 * passes.def: Replace all instance of phi-only cprop with the
3511 lattice propagator. Move propagation pass from after erroneous
3512 path isolation to before erroneous path isolation.
3513 * tree-ssa-phionlycprop.c: Remove.
3515 2019-04-24 Richard Biener <rguenther@suse.de>
3518 * gimple-fold.c (fold_const_aggregate_ref_1): Do multiplication
3519 by size and BITS_PER_UNIT on poly-wide-ints.
3521 2019-04-25 Richard Biener <rguenther@suse.de>
3524 * match.pd: Add pattern to simplify view-conversion of an
3527 2019-04-24 Clement Chigot <clement.chigot@atos.net>
3529 * config/rs6000/aix71.h (SUBTARGET_OVERRIDE_OPTIONS): Disable
3530 OPTION_MASK_VSX and OPTION_MASK_ALTIVEC from rs6000_isa_flags
3531 for Go on 32 bit AIX.
3532 * config/rs6000/aix72.h: Likewise.
3534 2019-04-24 Jakub Jelinek <jakub@redhat.com>
3537 * rtl.c (classify_insn): Return JUMP_INSN for asm goto.
3538 * emit-rtl.c (try_split): Copy over REG_LABEL_TARGET.
3540 2019-04-24 Andreas Krebbel <krebbel@linux.ibm.com>
3543 * config/s390/s390.c (s390_restore_gprs_from_fprs): Restore GPRs
3544 from FPRs in reverse order. Generate REG_CFA_DEF_CFA note also
3545 for restored hard frame pointer.
3546 (s390_sched_dependencies_evaluation): Implement new target hook.
3547 (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK): New macro definition.
3549 2019-04-24 Claudiu Zissulescu <claziss@sysnopsys.com>
3551 * config/arc/arc-options.def: Fix typos and spelling mistakes.
3552 * config/arc/arc.c (arc_init): Cleanup warning message.
3553 (arc_override_options): Likewise.
3555 2019-04-24 Jakub Jelinek <jakub@redhat.com>
3558 * config/i386/i386.c (ix86_expand_sse_fp_minmax): Force if_true into
3559 a register if both if_true and if_false are MEMs.
3561 PR tree-optimization/90208
3562 * tree-cfg.c (remove_bb): Move forced labels from removed bbs
3563 after labels of new_bb, not before them.
3565 PR tree-optimization/90211
3566 * tree-parloops.c (try_create_reduction_list): Ignore phi arguments
3567 which are not SSA_NAMEs.
3569 2018-04-23 Sudakshina Das <sudi.das@arm.com>
3571 * config/aarch64/aarch64-linux.h (TARGET_ASM_FILE_END): Define for
3573 (aarch64_file_end_indicate_exec_stack): Add gnu note section.
3575 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
3577 PR rtl-optimization/87979
3578 * modulo-sched.c (sms_schedule): Start ii value "mii" should
3581 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
3583 PR rtl-optimization/84032
3584 * modulo-sched.c (ps_insn_find_column): Change condition so that
3585 branch will always be the last insn in a row inside partial
3588 2019-04-23 Richard Biener <rguenther@suse.de>
3591 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Add
3592 dest_single_pred_p argument.
3593 (remove_forwarder_block): Adjust.
3594 (remove_forwarder_block_with_phi): Likewise.
3596 2019-04-23 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3597 Bernd Edlinger <bernd.edlinger@hotmail.de>
3598 Jakub Jelinek <jakub@redhat.com>
3601 * config/arm/arm.c (aapcs_vfp_is_call_or_return_candidate): Diagnose
3602 if used with general-regs-only.
3603 (arm_conditional_register_usage): Don't add non-general regs if
3605 (arm_valid_target_attribute_rec): Handle general-regs-only.
3606 * config/arm/arm.h (TARGET_HARD_FLOAT): Return false if
3608 (TARGET_HARD_FLOAT_SUB): Define.
3609 (TARGET_SOFT_FLOAT): Define as negation of TARGET_HARD_FLOAT_SUB.
3610 (TARGET_REALLY_IWMMXT): Add && !TARGET_GENERAL_REGS_ONLY.
3611 (TARGET_REALLY_IWMMXT2): Likewise.
3612 * config/arm/arm.opt: Add -mgeneral-regs-only.
3613 * doc/extend.texi: Document ARM general-regs-only target.
3614 * doc/invoke.texi: Document ARM -mgeneral-regs-only.
3616 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
3618 PR tree-optimization/90078
3619 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
3620 checks for infinite_cost overflow.
3622 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
3624 PR tree-optimization/90021
3625 * tree-chrec.c (evolution_function_is_univariate_p): New parameter
3626 and check univariate against it.
3627 * tree-chrec.h (evolution_function_is_univariate_p): New parameter.
3628 * tree-data-ref.c (add_other_self_distances): Pass new argument.
3630 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
3634 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
3637 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
3640 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
3642 * lra-spills.c (lra_final_code_change): Remove useless move insns.
3644 2019-04-21 Iain Sandoe <iain@sandoe.co.uk>
3646 * config/rs6000/rs6000.md (group_end_nop): Emit insn register
3647 names using operand format, rather than hard-wired.
3648 (speculation_barrier): Likewise.
3650 2019-04-19 Segher Boessenkool <segher@kernel.crashing.org>
3652 PR tree-optimization/88055
3653 * tree-call-cdce.c (comparison_code_if_no_nans): New function.
3654 (gen_one_condition): Use it if !HONOR_NANS.
3656 2019-04-19 Jakub Jelinek <jakub@redhat.com>
3659 * tree-outof-ssa.c (get_temp_reg): If reg_mode is BLKmode, return
3660 assign_temp instead of gen_reg_rtx.
3662 2019-04-19 Christophe Lyon <christophe.lyon@linaro.org>
3664 PR translation/90118
3665 * config/aarch64/aarch64.c (aarch64_override_options_internal):
3666 Add missing space before %<.
3668 2019-04-18 Peter Bergner <bergner@linux.ibm.com>
3670 PR rtl-optimization/87871
3671 * ira-lives.c (make_object_dead): Don't add conflicts to
3672 TOTAL_CONFLICT_HARD_REGS for register ignore_reg_for_conflicts.
3674 2019-04-18 Martin Sebor <msebor@redhat.com>
3677 * tree.h (TYPE_VECTOR_SUBPARTS): Use HOST_WIDE_INT_1U.
3678 * config/aarch64/aarch64.c (aarch64_simd_vector_alignment): Avoid
3679 assuming type size fits in SHWI.
3681 2019-04-18 Jan Hubicka <hubicka@ucw.cz>
3684 * ipa-inline.c (flatten_function): New parameter UPDATE.
3685 (ipa_inline, early_inliner): Use it.
3687 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
3689 * fold-const.c (int_const_binop): Return early on failure.
3691 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
3694 * combine.c (force_int_to_mode): Cast the argument rather than
3695 the result of known_alignment.
3696 * rtlanal.c (rtx_addr_can_trap_p_1): Use known_subrange_p.
3698 2019-04-18 Richard Biener <rguenther@suse.de>
3701 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Split
3703 (remove_forwarder_block): ... here.
3704 (remove_forwarder_block_with_phi): Also move debug stmts here.
3706 2019-04-18 Jakub Jelinek <jakub@redhat.com>
3708 PR translation/79183
3709 * gimple-ssa-sprintf.c (format_directive): Use inform_n instead of
3710 inform where appropriate.
3712 2019-04-18 Richard Biener <rguenther@suse.de>
3714 * tree.c (get_qualified_type): Put found type variants at the
3715 head of the variant list.
3717 2018-04-17 Segher Boessenkool <segher@kernel.crashing.org>
3719 * config/rs6000/rs6000.c (rs6000_register_move_cost): Fix typo.
3721 2019-04-17 Hongtao Liu <hongtao.liu@intel.com>
3724 * config/i386/avx512fintrin.h (_mm_maskz_fmadd_round_sd,
3725 _mm_maskz_fmadd_round_ss, _mm_maskz_fmsub_round_sd,
3726 _mm_maskz_fmsub_round_ss, _mm_maskz_fnmadd_round_sd,
3727 _mm_maskz_fnmadd_round_ss, _mm_maskz_fnmsub_round_sd,
3728 _mm_maskz_fnmsub_round_ss): Use _maskz builtin instead of _mask3.
3730 2019-04-17 Peter Bergner <bergner@linux.ibm.com>
3732 * ira-conflicts.c (print_allocno_conflicts): Always print something,
3733 even for allocno's with no conflicts.
3734 (print_conflicts): Print an extra newline.
3736 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
3738 * auto-inc-dec.c (attempt_change): Set the alignment of the
3739 temporary memory to that of the original.
3741 2019-04-17 Joao Moreira <jmoreira@suse.de>
3743 * targhooks.c (default_print_patchable_function_entry): Emit
3744 __patchable_function_entries section with writable flags to allow
3745 relocation resolution.
3747 2019-04-17 Jonny Grant <jg@jguk.org>
3749 * collect2.c (main): Change gcc.gnu.org URL to HTTPS.
3751 2019-04-17 Jakub Jelinek <jakub@redhat.com>
3754 * internal-fn.c (expand_mul_overflow): Don't set SUBREG_PROMOTED_VAR_P
3757 2019-04-17 Claudiu Zissulescu <claziss@synopsys.com>
3759 * config/arc/arc.c (arc_init): Format diagnostic string.
3760 (arc_override_options): Likewise.
3761 (check_if_valid_regno_const): Likewise.
3762 (arc_reorg): Likewise.
3764 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
3767 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Adjust pattern
3769 (rs6000_emit_allocate_stack_1): Simplify condition. Adjust pattern
3771 * config/rs6000/rs6000.md (bits): Add entries for SF and DF.
3772 (*movdi_update1): Use Pmode.
3773 (movdi_<mode>_update): Fix argument to avoiding_indexed_address_p.
3774 (movdi_<mode>_update_stack): Rename to ...
3775 (movdi_update_stack): ... this. Fix comment. Change condition. Don't
3777 (*movsi_update1): Use Pmode.
3778 (*movsi_update2): Use Pmode.
3779 (movsi_update): Rename to ...
3780 (movsi_<mode>_update): ... this. Use Pmode.
3781 (movsi_update_stack): Fix condition.
3782 (*movhi_update1): Use Pmode. Fix argument to
3783 avoiding_indexed_address_p.
3784 (*movhi_update2): Ditto.
3785 (*movhi_update3): Ditto.
3786 (*movhi_update4): Ditto.
3787 (*movqi_update1): Ditto.
3788 (*movqi_update2): Ditto.
3789 (*movqi_update3): Ditto.
3790 (*movsf_update1, *movdf_update1): Merge, rename to...
3791 (*mov<mode>_update1): This. Use Pmode. Fix argument to
3792 avoiding_indexed_address_p. Add "size" attribute.
3793 (*movsf_update2, *movdf_update2): Merge, rename to...
3794 (*mov<mode>_update2): This. Ditto.
3795 (*movsf_update3): Use Pmode. Fix argument to
3796 avoiding_indexed_address_p.
3797 (*movsf_update4): Ditto.
3798 (allocate_stack): Simplify condition. Adjust pattern names.
3800 2019-04-17 Jakub Jelinek <jakub@redhat.com>
3803 * config/arm/arm.c (arm_valid_target_attribute_rec): Don't skip
3804 whitespace at the start of target attribute string.
3806 2019-04-16 Pat Haugen <pthaugen@us.ibm.com>
3809 * config/rs6000/power9.md: Add store forwarding bypass.
3811 2019-04-16 Alexandre Oliva <aoliva@redhat.com>
3814 * valtrack.c (dead_debug_insert_temp): Reset debug references
3815 to the return value of a call being removed.
3817 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
3819 * config/arc/arc-protos.h (arc_register_move_cost): Remove.
3820 * config/arc/arc.c (arc_register_move_cost): Re-purpose it to
3821 implement target hook.
3822 (arc_memory_move_cost): New function.
3823 (TARGET_REGISTER_MOVE_COST): Define.
3824 (TARGET_MEMORY_MOVE_COST): Likewise.
3825 * config/arc/arc.h (REGISTER_MOVE_COST): Remove.
3826 (MEMORY_MOVE_COST): Likewise.
3828 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
3830 * config/arc/arc.md (sibcall_insn): Use Rcd constraint.
3831 (sibcall_value_insn): Likewise.
3832 * config/arc/constraints.md (Rs5): Remove.
3834 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
3836 * config/arc/arc.c (arc_hard_regno_modes): Add two missing modes
3837 for last two fake registers.
3838 (arc_conditional_register_usage): Make sure fake frame and arg
3839 pointer regs are in general regs class.
3840 (FRAME_POINTER_MASK): Remove.
3841 (RETURN_ADDR_MASK): Remove.
3842 (arc_must_save_register): Use hard frame regnum.
3843 (frame_restore_reg): Use hard_frame_pointer_rtx.
3844 (arc_save_callee_saves): Likewise.
3845 (arc_restore_callee_saves): Likewise.
3846 (arc_save_callee_enter): Likewise.
3847 (arc_restore_callee_leave): Likewise.
3848 (arc_save_callee_milli): Likewise.
3849 (arc_eh_return_address_location): Likewise.
3850 (arc_check_multi): Use hard frame regnum.
3851 (arc_can_eliminate): Likewise.
3852 * config/arc/arc.h (FIXED_REGISTERS): Make FP register available
3853 for register allocator.
3854 (REG_CLASS_CONTENTS): Update GENERAL_REGS.
3855 (REGNO_OK_FOR_BASE_P): Consider FRAME_POINTER_REGNUM.
3856 (FRAME_POINTER_REGNUM): Change it to a fake register.
3857 (HARD_FRAME_POINTER_REGNUM): Defined.
3858 (ARG_POINTER_REGNUM): Change it to a new fake register.
3859 (ELIMINABLE_REGS): Update.
3860 (REGISTER_NAMES): Update names.
3861 * config/arc/arc.md (LP_START): Remove.
3863 (shift_si3_loop): Update pattern.
3865 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
3867 * config/arc/arc.c (arc_expand_prologue): Emit blockage regardless
3868 to avoid delay slot scheduling.
3869 (arc_must_save_register): Don't save SP.
3870 * config/arc/arc.md (stack_tie): Remove.
3871 (UNSPEC_ARC_STKTIE): Likewise.
3873 2019-04-16 Kito Cheng <kito.cheng@gmail.com>
3874 Shiva Chen <shiva0217@gmail.com>
3876 * config/nds32/nds32-md-auxiliary.c (nds32_split_ashiftdi3): Fix wrong
3877 code gen with large shift amount.
3879 2019-04-16 Chung-Ju Wu <jasonwucj@gmail.com>
3881 * config/nds32/nds32-pipelines-auxiliary.c (wext_odd_dep_p): Handle
3884 2019-04-16 Jakub Jelinek <jakub@redhat.com>
3887 * config/i386/i386.c (ix86_target_string): Add ADD_ABI_P argument, only
3888 print -m64/-mx32/-m32 if it is true.
3889 (ix86_debug_options, ix86_function_specific_print): Pass true as
3890 ADD_ABI_P to ix86_target_string.
3891 (ix86_expand_builtin): Adjust ix86_target_string caller, pass true as
3892 ADD_ABI_P only if OPTION_MASK_ISA_64BIT is set in bisa and in that case
3893 or into it OPTION_MASK_ISA_ABI_64 or OPTION_MASK_ISA_ABI_X32.
3895 PR rtl-optimization/90082
3896 * dce.c (can_delete_call): New function.
3897 (deletable_insn_p, mark_insn): Use it.
3899 PR tree-optimization/90090
3900 * tree-ssa-math-opts.c (is_division_by): Ignore divisions that can
3902 (is_division_by_square): Likewise. Formatting fix.
3904 2019-04-16 Richard Biener <rguenther@suse.de>
3906 PR tree-optimization/56049
3907 * tree-ssa-loop-im.c (mem_ref_hasher::equal): Elide alias-set
3908 equality check if alias-set zero will prevail.
3910 2019-04-15 Jeff Law <law@redhat.com>
3912 * config/microblaze/microblaze.c (microblaze_expand_block_move): Treat
3913 size and alignment as unsigned.
3915 2019-04-15 Richard Biener <rguenther@suse.de>
3918 * tree-loop-distribution.c (destroy_loop): Preserve correct
3921 2019-04-15 Richard Biener <rguenther@suse.de>
3923 PR tree-optimization/90071
3924 * tree-ssa-reassoc.c (init_range_entry): Do not pick up
3925 abnormal operands from def stmts.
3927 2019-04-15 Segher Boessenkool <segher@kernel.crashing.org>
3929 PR rtl-optimization/89794
3930 * combine.c (count_auto_inc): New function.
3931 (try_combine): Count how many auto_inc expressions there were in the
3932 original instructions. Ensure we have the same number in the new
3933 instructions. Remove the code that tried to ensure auto_inc side
3934 effects on i1 and i0 are not lost.
3936 2019-04-15 Richard Biener <rguenther@suse.de>
3939 * tree.h (auto_var_p): Declare.
3940 * tree.c (auto_var_p): New function, split out from ...
3941 (auto_var_in_fn_p): ... here.
3942 * tree-ssa-structalias.c (struct variable_info): Add shadow_var_uid
3944 (new_var_info): Initialize it.
3945 (set_uids_in_ptset): Also set the shadow variable uid if required.
3946 (ipa_pta_execute): Postprocess points-to solutions assigning
3947 shadow variable uids for locals that may reach their containing
3948 function recursively.
3949 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Do not
3950 assert but instead check whether the points-to solution is
3953 2019-04-15 Martin Jambor <mjambor@suse.cz>
3956 * cgraph.c (clone_of_p): Loop over clone chain for each step in
3959 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
3961 * config.gcc (nds32*-*-linux*): Set gcc_cv_initfini_array to yes.
3963 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
3964 Kito Cheng <kito.cheng@gmail.com>
3965 Shiva Chen <shiva0217@gmail.com>
3967 * config/nds32/nds32-md-auxiliary.c
3968 (nds32_legitimize_pic_address): Use new PIC pattern.
3969 (nds32_legitimize_tls_address): Use new TLS pattern.
3970 (nds32_output_symrel): New.
3971 * config/nds32/nds32-protos.h (nds32_output_symrel): Declare.
3972 (nds32_alloc_relax_group_id): Ditto.
3973 * config/nds32/nds32-relax-opt.c (nds32_alloc_relax_group_id): New.
3974 (nds32_group_insns): Use nds32_alloc_relax_group_id instead of use
3976 (nds32_group_tls_insn): Ditto.
3977 (nds32_group_float_insns): Ditto.
3978 * config/nds32/nds32.md (tls_le): New.
3981 2019-04-15 Chung-Ju Wu <jasonwucj@gmail.com>
3983 * configure: Add nds32 target for dwarf2 debug_line checking.
3984 * configure.ac: Regenerated.
3986 2019-04-14 Jan Hubicka <hubicka@ucw.cz>
3989 * ipa-devirt.c (skip_in_fields_list_p): New.
3990 (odr_types_equivalent_p): Use it.
3992 2019-04-13 Jakub Jelinek <jakub@redhat.com>
3995 * config/arm/arm.c (arm_valid_target_attribute_rec): Use strcmp
3996 instead of strncmp when checking for thumb and arm. Formatting fixes.
3998 2019-04-12 Iain Buclaw <ibuclaw@gdcproject.org>
4000 * doc/install.texi: Document --with-target-system-zlib.
4002 2019-04-12 Martin Sebor <msebor@redhat.com>
4008 * targhooks.c (default_vector_alignment): Avoid assuming
4009 argument fits in SHWI.
4010 * tree.h (TYPE_VECTOR_SUBPARTS): Avoid sign overflow in
4012 * doc/extend.texi (__builtin_has_attribute): Add a clarifying note.
4014 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4016 PR rtl-optimization/89965
4017 * dce.c: Include rtl-iter.h.
4018 (struct check_argument_load_data): New type.
4019 (check_argument_load): New function.
4020 (find_call_stack_args): Check for loads from stack slots still tracked
4021 in sp_bytes and punt if any is found.
4023 * config/mips/loongson-mmiintrin.h: Fix up #error message.
4025 2019-04-12 Jan Hubicka <hubicka@ucw.cz>
4027 * params.def (PARAM_MAX_LTO_STREAMING_PARALLELISM): New parameter.
4028 * doc/invoke.texi (max-lto-streaming-paralellism): New --param.
4030 2019-04-12 Martin Liska <mliska@suse.cz>
4033 * multiple_target.c (create_dispatcher_calls): Wrap ifunc
4035 (separate_attrs): Handle multiple 'default's.
4036 (expand_target_clones): Rework error handling code.
4038 2019-04-12 Kelvin Nilsen <kelvin@gcc.gnu.org>
4041 * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): Use inner
4042 mode of vector rather than mode of destination for move instruction.
4043 * config/rs6000/vsx.md (*vsx_extract_<mode>_<VS_scalar>mode_var):
4044 Use QI inner mode with V16QI vector mode.
4046 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4049 * config/tilepro/tilepro.c (tilepro_print_operand): Use just
4050 "invalid %%t operand" in output_operand_lossage message.
4052 2019-04-12 Andreas Krebbel <krebbel@linux.ibm.com>
4054 * config/s390/predicates.md (permute_pattern_operand): New
4056 * config/s390/vector.md ("*vec_splats_bswap_vec<mode>"): Add USE
4057 operand for the permute pattern.
4058 ("*vec_perm<mode>"): New insn definition.
4059 ("bswap<mode>"): Generate the permute pattern operand in the
4060 expander and perform the operand reloads for pre arch13 level
4062 ("*bswap<mode>_emu"): Rename to ...
4063 ("*bswap<mode>"): ... this. And make the splitter vxe2 only.
4064 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>"):
4065 Add the USE operand for the permute pattern.
4066 ("*vec_set_bswap_vec<mode>"): Likewise.
4068 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4071 * varasm.c (assemble_start_function): Don't use tree_fits_uhwi_p
4072 and gcc_unreachable if it fails, just call tree_to_uhwi which
4073 verifies that too. Test TREE_CHAIN instead of list_length > 1.
4074 Start warning message with a lower-case letter. Formatting fixes.
4076 PR rtl-optimization/90026
4077 * cfgcleanup.c (try_optimize_cfg): When removing empty bb with no
4078 successors, look for BARRIERs inside of the whole BB_FOOTER chain
4079 rather than just at the start of it. If e->src BB_FOOTER is not NULL
4080 in cfglayout mode, use emit_barrier_after_bb.
4082 2018-04-11 Steve Ellcey <sellcey@marvell.com>
4084 PR rtl-optimization/87763
4085 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>4_noshift_alt):
4088 2019-04-11 Tom de Vries <tdevries@suse.de>
4090 * doc/extend.texi (@node Statement Exprs): Note variable shadowing at
4091 max macro using statement expression.
4093 2019-04-11 David Edelsohn <dje.gcc@gmail.com>
4095 * xcoffout.h (xcoff_private_rodata_section_name): Declare.
4096 * xcoffout.c (xcoff_private_rodata_section_name): Define.
4097 * config/rs6000/rs6000.c (rs6000_xcoff_asm_init_sections): Create
4098 read_only_private_data_section using xcoff_private_rodata_section_name.
4099 (rs6000_xcoff_file_start): Generate xcoff_private_rodata_section_name.
4101 2019-04-11 Christophe Lyon <christophe.lyon@linaro.org>
4104 * config/aarch64/aarch64.opt (msve-vector-bits): Add missing final '.'.
4106 2019-04-11 Jakub Jelinek <jakub@redhat.com>
4108 PR rtl-optimization/89965
4109 * dce.c (sp_based_mem_offset): New function.
4110 (find_call_stack_args): Use sp_based_mem_offset.
4112 2019-04-11 Jonathan Wakely <jwakely@redhat.com>
4114 * doc/invoke.texi (Optimize Options): Clarify -flive-patching docs.
4116 2019-04-11 Richard Biener <rguenther@suse.de>
4118 PR tree-optimization/90020
4119 * tree-ssa-sccvn.c (vn_reference_may_trap): New function.
4120 * tree-ssa-sccvn.h (vn_reference_may_trap): Declare.
4121 * tree-ssa-pre.c (compute_avail): Use it to not put
4122 possibly trapping references after a call that might not
4123 return into EXP_GEN.
4124 * gcse.c (compute_hash_table_work): Do not elide
4125 marking a block containing a call if the call might not
4128 2019-04-11 Richard Biener <rguenther@suse.de>
4130 PR tree-optimization/90018
4131 * tree-vect-data-refs.c (vect_preserves_scalar_order_p):
4132 Test both SLP and interleaving variants.
4134 2019-04-11 Robin Dapp <rdapp@linux.ibm.com>
4136 * config/s390/8561.md: New file.
4137 * config/s390/driver-native.c (s390_host_detect_local_cpu):
4138 Add arch13 cpu model.
4139 * config/s390/s390-opts.h (enum processor_type): Likewise.
4140 * config/s390/s390.c (s390_get_sched_attrmask): Add arch13.
4141 (s390_get_unit_mask): Likewise.
4142 (s390_is_fpd): Likewise.
4143 (s390_is_fxd): Likewise.
4144 * config/s390/s390.h (s390_tune_attr): Likewise.
4145 * config/s390/s390.md: Include arch13 pipeline description.
4146 * config/s390/s390.opt: Add arch13.
4148 2018-04-10 Steve Ellcey <sellcey@marvell.com>
4150 PR rtl-optimization/87763
4151 * config/aarch64/aarch64-protos.h (aarch64_masks_and_shift_for_bfi_p):
4153 * config/aarch64/aarch64.c (aarch64_masks_and_shift_for_bfi_p):
4155 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>5_shift):
4157 (*aarch64_bfi<GPI:mode>5_shift_alt): Ditto.
4158 (*aarch64_bfi<GPI:mode>4_noand): Ditto.
4159 (*aarch64_bfi<GPI:mode>4_noand_alt): Ditto.
4160 (*aarch64_bfi<GPI:mode>4_noshift): Ditto.
4162 2019-04-10 Jonathan Wakely <jwakely@redhat.com>
4164 * doc/invoke.texi (Optimize Options): Change "Nevertheless" to
4165 "Although" in -fipa-icf documentation.
4167 * doc/invoke.texi (Debugging Options): Explicitly state the semantics
4168 of using multiple -g options.
4170 2019-04-10 Martin Liska <mliska@suse.cz>
4172 PR gcov-profile/89959
4173 * doc/gcov.texi: Make documentation of -x option
4176 2019-04-10 Richard Biener <rguenther@suse.de>
4178 * tree-vectorizer.h (_stmt_vec_info): Remove same_dr_stmt
4180 (DR_GROUP_SAME_DR_STMT): Remove.
4181 * tree-vect-stmts.c (vectorizable_load): Remove unreachable code.
4182 * tree-vect-data-refs.c (vect_analyze_group_access_1): Likewise,
4183 replace with assert.
4184 (vect_analyze_data_ref_accesses): Fix INTEGER_CST comparison.
4185 (vect_record_grouped_load_vectors): Remove unreachable code.
4187 2019-04-10 Richard Earnshaw <rearnsha@arm.com>
4190 * config/aarch64/aarch64.opt (msve-vector-bits): Remove redundant and
4191 obsolete reference to N.
4193 2019-04-10 Jakub Jelinek <jakub@redhat.com>
4196 * expr.c (store_expr): Set properly size on the MEM passed to
4200 * gimple-ssa-sprintf.c (target_to_host): Fix handling of targstr
4201 with strlen in between hostsz-3 and hostsz-1 inclusive when no
4202 translation is needed, and when translation is needed, only append
4203 ... if the string length is hostsz or more bytes long. Avoid using
4206 2019-04-09 Matthew Malcomson <matthew.malcomson@arm.com>
4209 * config/arm/arm.c (neon_valid_immediate): Disallow VOIDmode parameter.
4210 * config/arm/constraints.md (Dm, DN, Dn): Split previous Dn constraint
4212 * config/arm/neon.md (*neon_mov<mode>): Account for TImode and DImode
4213 differences directly.
4214 (*smax<mode>3_neon, vashl<mode>3, vashr<mode>3_imm): Use Dm constraint.
4216 2019-04-09 Jakub Jelinek <jakub@redhat.com>
4218 PR translation/90011
4219 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
4221 * config/arm/freebsd.h (LINK_SPEC): Remove trailing space from -p
4223 * config/riscv/freebsd.h (LINK_SPEC): Likewise.
4224 * config/aarch64/aarch64-freebsd.h (FBSD_TARGET_LINK_SPEC): Likewise.
4225 * config/darwin.h (DRIVER_SELF_SPECS, ASM_FINAL_SPEC): Remove
4226 trailing space from -gsplit-dwarf diagnostics.
4228 PR tree-optimization/89998
4229 * gimple-ssa-sprintf.c (try_substitute_return_value): Use lhs type
4230 instead of integer_type_node if possible, don't add ranges if return
4231 type is not compatible with int.
4232 * gimple-fold.c (gimple_fold_builtin_sprintf,
4233 gimple_fold_builtin_snprintf): Use lhs type instead of hardcoded
4236 2019-04-09 Martin Liska <mliska@suse.cz>
4238 * Makefile.in: Use GENERATOR_CFLAGS for all generators.
4239 * doc/install.texi: Document the new config.
4241 2019-04-09 Richard Sandiford <richard.sandiford@arm.com>
4243 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Always
4244 use gimple_expr_type for load and store calls. Skip over the
4245 condition argument in a conditional internal function.
4246 Protect use of TREE_INT_CST_LOW.
4248 2019-04-09 Jakub Jelinek <jakub@redhat.com>
4251 * config/riscv/riscv.c (riscv_get_interrupt_type): Fix comment typo.
4252 (riscv_merge_decl_attributes): Fix typo in diagnostics. Remove
4253 trailing period from it too.
4255 2019-04-08 wu yuan <wuyuan5@huawei.com>
4257 * config/aarch64/aarch64-cores.def (tsv1100): Change scheduling model.
4258 * config/aarch64/aarch64.md : Add "tsv110.md"
4259 * config/aarch64/tsv110.md: New file.
4261 2019-04-08 Richard Biener <rguenther@suse.de>
4263 PR tree-optimization/90006
4264 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
4267 2019-04-08 Andrea Corallo <andrea.corallo@arm.com>
4270 * config/aarch64/cortex-a57-fma-steering.c (fma_forest): Prohibit copy
4272 (fma_root_node): Likewise.
4273 (func_fma_steering): Likewise.
4275 2019-04-08 Jakub Jelinek <jakub@redhat.com>
4277 PR rtl-optimization/89865
4278 * config/i386/i386.md: Add peepholes for z = x; x ^= y; x != z.
4280 PR rtl-optimization/89865
4281 * config/i386/i386.md
4282 (SWI12 peephole for mem {+,-,&,|,^}= x; mem != 0): Fix up operand
4283 numbers not to clash with the additional operands[4].
4284 (peepholes for mem {+,-,&,|,^}= x; mem != 0): New peephole2s
4285 with extra register copy in the middle.
4287 2019-04-08 Martin Liska <mliska@suse.cz>
4289 PR gcov-profile/89961
4290 * doc/gcov.texi: Document data_file.
4291 * gcov.c (generate_results): Add data_info into JSON output.
4293 2019-04-01 Bin Cheng <bin.cheng@linux.alibaba.com>
4295 PR tree-optimization/89725
4296 * tree-chrec.c (chrec_contains_symbols): New parameter. Handle outer
4297 loop's chrec as invariant symbol.
4298 * tree-chrec.h (chrec_contains_symbols): New parameter.
4299 * tree-data-ref.c (analyze_miv_subscript): Pass new argument.
4300 (build_classic_dist_vector_1, add_other_self_distances): Bypass access
4301 function of loops not in DDR's loop_nest.
4302 * tree-data-ref.h (index_in_loop_nest): Add unreachable check.
4304 2019-04-08 Chenghua Xu <paul.hua.gm@gmail.com>
4307 * config/mips/mips.opt (LOONGSON_EXT2): Use Var instead of
4310 2019-04-07 Uroš Bizjak <ubizjak@gmail.com>
4313 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
4314 Avoid calling gen_lowpart with SYMBOL_REF and LABEL_REF operand.
4316 2019-04-05 Joern Rennecke <joern.rennecke@embecosm.com>
4318 * sched-deps.c (sched_macro_fuse_insns): Check return value of
4319 targetm.fixed_condition_code_regs.
4321 2019-04-05 Richard Biener <rguenther@suse.de>
4325 * tree-cfgcleanup.c (remove_forwarder_block): Always move
4326 debug bind stmts but reset them if they are not valid at the
4329 2019-04-05 Martin Liska <mliska@suse.cz>
4331 PR translation/89936
4332 * collect-utils.c (collect_execute): Use %< and %>, or %qs in
4333 order to wrap keywords or arguments.
4334 * collect2.c (main): Likewise.
4335 (scan_prog_file): Likewise.
4336 (scan_libraries): Likewise.
4337 * common/config/riscv/riscv-common.c
4338 (riscv_subset_list::parsing_subset_version): Likewise.
4339 (riscv_subset_list::parse_std_ext): Likewise.
4340 * config/aarch64/aarch64.c (aarch64_override_options_internal):
4342 * config/arm/arm.c (arm_option_override): Likewise.
4343 * config/cris/cris.c (cris_print_operand): Likewise.
4344 * config/darwin-c.c (darwin_pragma_options): Likewise.
4345 (darwin_pragma_unused): Likewise.
4346 (darwin_pragma_ms_struct): Likewise.
4347 * config/ft32/ft32.c (ft32_print_operand): Likewise.
4348 * config/i386/i386.c (print_reg): Likewise.
4349 (ix86_print_operand): Likewise.
4350 * config/i386/xm-djgpp.h: Likewise.
4351 * config/iq2000/iq2000.c (iq2000_print_operand): Likewise.
4352 * config/m32c/m32c.c (m32c_option_override): Likewise.
4353 * config/msp430/msp430.c (msp430_option_override): Likewise.
4354 * config/nds32/nds32.c (nds32_option_override): Likewise.
4355 * config/nvptx/mkoffload.c (main): Likewise.
4356 * config/rx/rx.c (rx_print_operand): Likewise.
4357 (valid_psw_flag): Likewise.
4358 * config/vms/vms-c.c (vms_pragma_member_alignment): Likewise.
4359 (vms_pragma_nomember_alignment): Likewise.
4360 (vms_pragma_extern_model): Likewise.
4361 * lto-wrapper.c (compile_offload_image): Likewise.
4362 * omp-offload.c (oacc_parse_default_dims): Likewise.
4363 * symtab.c (symtab_node::verify_base): Likewise.
4364 * tlink.c (recompile_files): Likewise.
4365 (start_tweaking): Likewise.
4366 * tree-profile.c (parse_profile_filter): Likewise.
4368 2019-04-05 Richard Sandiford <richard.sandiford@arm.com>
4370 PR tree-optimization/89956
4371 * tree-ssa-math-opts.c (convert_mult_to_fma): Protect against
4372 multiple negates of the same value.
4374 2019-04-04 Martin Sebor <msebor@redhat.com>
4378 * builtins.c (expand_builtin_strnlen): Make sure wi::ltu_p operands
4379 have the same precision since the function crashes otherwise.
4380 * calls.c (maybe_warn_nonstring_arg): Avoid assuming strnlen() call
4381 has non-zero arguments.
4383 2019-04-04 Martin Sebor <msebor@redhat.com>
4386 * gimple-ssa-warn-restrict.c (builtin_access::builtin_access): Bail
4387 out if the number of arguments is less than expected.
4389 2019-04-04 Jeff Law <law@redhat.com>
4391 PR rtl-optimization/89399
4392 * ree.c (combine_set_extension): Use single_set rather than
4393 digging into PATTERN for items on the candidate list.
4394 (combine_reaching_defs): Likewise.
4396 2019-04-04 Richard Sandiford <richard.sandiford@arm.com>
4398 PR rtl-optimization/46590
4399 * loop-invariant.c (find_defs): Move df_remove_problem and
4400 df_process_deferred_rescans to move_invariants.
4401 Move df_live_add_problem and df_live_set_all_dirty calls
4403 (move_invariants): Likewise.
4404 (move_loop_invariants): Likewise, making the df_live calls
4405 conditional on -O. Remove the problem again if we added it
4408 2019-04-03 qing zhao <qing.zhao@oracle.com>
4410 PR tree-optimization/89730
4411 * ipa-inline.c (can_inline_edge_p): Delete the checking for
4412 -flive-patching=inline-only-static.
4413 (can_inline_edge_by_limits_p): Add the checking for
4414 -flive-patching=inline-only-static and grant always_inline
4415 even when -flive-patching=inline-only-static is specified.
4417 2019-04-03 Jeff Law <law@redhat.com>
4419 PR rtl-optimization/81025
4420 * reorg.c (skip_consecutive_labels): Do not skip past a BARRIER.
4422 2019-04-03 Richard Biener <rguenther@suse.de>
4424 PR tree-optimization/84101
4425 * tree-vect-stmts.c: Include explow.h for hard_function_value,
4426 regs.h for hard_regno_nregs.
4427 (cfun_returns): New helper.
4428 (vect_model_store_cost): When vectorizing a store to a decl
4429 we return and the function ABI returns in a multi-reg location
4430 account for the possible spilling that will happen.
4432 2019-04-03 Andreas Krebbel <krebbel@linux.ibm.com>
4434 * config/s390/s390.c (s390_legitimate_address_p): Reject long
4435 displacement addresses for vector mode operands.
4437 2019-04-03 Claudiu Zissulescu <claziss@synopsys.com>
4439 * config/arc/arc.c (GMASK_LEN): Define.
4440 (arc_restore_callee_saves): Restore first blink when
4443 2019-04-03 Sudakshina Das <sudi.das@arm.com>
4445 * doc/extend.texi: Add deprecated comment on sign-return-address
4446 function attribute and add mbranch-protection.
4447 * doc/invoke.texi: Add bti to the options for mbranch-protection.
4449 2019-04-03 Richard Biener <rguenther@suse.de>
4452 * lto-wrapper.c (run_gcc): Avoid implicit rules making
4453 the all target phony.
4455 2019-04-02 Uroš Bizjak <ubizjak@gmail.com>
4459 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
4460 Return false for variable DImode shifts.
4461 (dimode_scalar_chain::compute_convert_gain): Do not handle
4462 register count operand in variable DImode shifts.
4463 (dimode_scalar_chain::make_vector_copies): Remove support to copy
4464 count argument of a variable shift instruction to a vector register.
4465 (dimode_scalar_chain::convert_reg): Remove support to convert
4466 count argument of a variable shift instruction.
4468 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
4470 PR rtl-optimization/84206
4471 * sel-sched-ir.h (get_all_loop_exits): Avoid the outer loop when
4472 iterating over loop headers.
4474 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
4476 PR rtl-optimization/85876
4477 * sel-sched.c (code_motion_path_driver): Avoid unwinding first_insn
4478 beyond the original fence.
4480 2019-04-02 Ulrich Weigand <uweigand@de.ibm.com>
4482 * config.gcc: Mark spu* targets as deprecated/obsolete.
4484 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4486 * config/s390/s390-builtin-types.def: New builtin function type
4487 definitions. Remove unused types.
4488 * config/s390/s390-builtins.def (s390_vcdgb, s390_vcdlgb)
4489 (s390_vcgdb, s390_vclgdb): Remove low-level builtin definitions.
4490 (s390_vec_float, s390_vec_signed, s390_vec_unsigned): New
4491 overloaded builtins.
4492 (s390_vcefb, s390_vcdgb, s390_vcelfb, s390_vcdlgb, s390_vcfeb)
4493 (s390_vcgdb, s390_vclfeb, s390_vclgdb): New low-level builtins.
4494 * config/s390/vecintrin.h (vec_float): New builtin macro definition.
4495 (vec_double, vec_signed, vec_unsigned): Define to use the new
4496 overloaded builtins.
4497 * config/s390/vx-builtins.md ("vec_double_s64", "vec_double_u64"):
4500 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4502 * config/s390/s390-builtin-types.def: New builtin function type
4504 * config/s390/s390-builtins.def (s390_vec_search_string_cc)
4505 (s390_vec_search_string_until_zero_cc): New overloaded builtins.
4506 (s390_vstrsb, s390_vstrsh, s390_vstrsf, s390_vstrszb)
4507 (s390_vstrszh, s390_vstrszf): New low-level builtins.
4508 * config/s390/s390.md (UNSPEC_VEC_VSTRS, UNSPEC_VEC_VSTRSCC): New
4509 constant definitions.
4510 * config/s390/vecintrin.h (vec_search_string_cc)
4511 (vec_search_string_until_zero_cc): New builtin name definitions.
4512 * config/s390/vx-builtins.md ("vstrs<mode>", "vstrsz<mode>"): New
4514 ("vec_vstrs<mode>"): New insn definition.
4516 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4518 * config/s390/s390-builtin-types.def: Add new builtin function
4520 * config/s390/s390-builtins.def (s390_vec_sldb, s390_vec_srdb):
4521 New overloaded builtins.
4522 (s390_vec_sldb, s390_vec_srdb): New low-level builtins. and
4524 * config/s390/s390.md (UNSPEC_VEC_SLDB): Rename to ...
4525 (UNSPEC_VEC_SLDBYTE): ... this.
4526 (UNSPEC_VEC_SLDBIT, UNSPEC_VEC_SRDBIT): New constant definitions.
4527 * config/s390/vecintrin.h (vec_sldb, vec_srdb): New builtin name
4529 * config/s390/vx-builtins.md ("vec_sld<mode>", "vec_sldw<mode>"):
4530 Rename UNSPEC_VEC_SLDB to UNSPEC_VEC_SLDBYTE.
4531 ("vec_sldb<mode>", "vec_srdb<mode>"): New insn definitions.
4533 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4535 ("*vec_splats_bswap_vec<mode>", "*vec_splats_bswap_elem<mode>"):
4536 New insn definition.
4537 * config/s390/vx-builtins.md (V_HW_HSD): Move to ...
4538 * config/s390/vector.md (V_HW_HSD): ... here.
4540 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4542 * config/s390/vecintrin.h: Map vec_vster low-level builtins to vec_vler.
4543 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>")
4544 ("*vec_set_bswap_elem<mode>", "*vec_set_bswap_vec<mode>")
4545 ("*vec_extract_bswap_vec<mode>", "*vec_extract_bswap_elem<mode>"):
4546 New insn definitions.
4548 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4550 * config/s390/s390-builtin-types.def: Add new builtin function type.
4551 * config/s390/s390-builtins.def: Add overloaded builtin
4552 s390_vec_reve and low-level builtins for s390_vler and s390_vster.
4553 * config/s390/s390.md (UNSPEC_VEC_ELTSWAP): New constant definition.
4554 * config/s390/vecintrin.h (vec_reve): New builtin name definition.
4555 * config/s390/vx-builtins.md (V_HW_HSD): New mode iterator.
4556 ("eltswap<mode>"): New expander.
4557 ("*eltswapv16qi", "*eltswap<mode>", "*eltswap<mode>_emu"): New
4560 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4562 * config/s390/s390-builtin-types.def: Add new builtin function types.
4563 * config/s390/s390-builtins.def: Add overloaded builtin
4564 s390_vec_revb. Add low-level builtins for vlbr and vstbr
4566 * config/s390/vecintrin.h (vec_revb): New builtin name definition.
4567 * config/s390/vector.md (VT_HW_HSDT): New mode iterator.
4568 ("bswap<mode>"): New expander.
4569 ("*bswap<mode>", "*bswap<mode>_emu"): New insn definitions.
4571 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4573 * config/s390/s390-builtins.def (B_VXE2): New builtin flag definition.
4574 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Increment
4575 vector builtin version number in __VEC__.
4577 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4579 * config/s390/s390.md (VX_CONV_BFP, VX_CONV_INT): New mode
4581 (SFSI): New mode attribute.
4582 ("*fixuns_truncdfdi2_vx", "*fix_truncdfdi2_bfp_z13")
4583 ("*floatunsdidf2_z13", ): Add support for 32 bit conversions and
4585 ("*fixuns_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_z13")
4586 ("*fix_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_bfp_z13")
4587 ("*floatuns<VX_CONV_INT:mode><VX_CONV_BFP:mode>2_z13"): ... these.
4588 ("floatsi<mode>2"): Add wcefb instruction.
4590 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4592 * config/s390/s390.md ("xde"): Extend mode attribute to vector types.
4593 * config/s390/vector.md (VX_VEC_CONV_BFP, VX_VEC_CONV_INT): New
4595 ("floatv2div2df2", "floatunsv2div2df2", "fix_truncv2dfv2di2")
4596 ("fixuns_truncv2dfv2di2"): Enhance with mode iterator to also
4597 support 32 bit fp-int conversions. Rename to ...
4598 ("float<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
4599 ("floatuns<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
4600 ("fix_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2")
4601 ("fixuns_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2"):
4604 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4606 * config/s390/s390.c (s390_rtx_costs): Do not add extra costs for
4607 if-then-else constructs if we can use the select instruction.
4608 * config/s390/s390.md ("*mov<mode>cc"): Add the new instructions.
4610 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4612 * config/s390/s390.md ("*popcountdi_arch13_cc")
4613 ("*popcountdi_arch13_cconly", "*popcountdi_arch13"): New insn
4615 ("*popcount<mode>", "popcountdi2", "popcountsi2", "popcounthi2"):
4616 Append _z196 to make it ...
4617 ("*popcount<mode>_z196", "popcountdi2_z196", "popcountsi2_z196")
4618 ("popcounthi2_z196"): ... this.
4619 ("popcountdi2_z196"): Remove TARGET_64BIT from the insn condition.
4620 ("popcountdi2", "popcountsi2", "popcounthi2"): New expanders.
4622 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4624 * config/s390/s390.c (s390_canonicalize_comparison): Convert
4625 certain compares for arch13 in order to make use of the condition
4626 code result produced by the new instructions.
4627 (s390_rtx_costs): Adjust the costs for nnrk, nngrk, nork, nogrk,
4628 nxrk, and nxgrk instruction patterns.
4629 * config/s390/s390.md (ANDOR, bitops_name, inv_bitops_name)
4630 (inv_no): Add new code iterator together with some attributes.
4631 ("*andc_split_<mode>"): Disable splitter for arch13.
4632 ("*<ANDOR:bitops_name>c<GPR:mode>_cc")
4633 ("*<ANDOR:bitops_name>c<GPR:mode>_cconly")
4634 ("*<ANDOR:bitops_name>c<GPR:mode>")
4635 ("*n<ANDOR:inv_bitops_name><GPR:mode>_cc")
4636 ("*n<ANDOR:inv_bitops_name><mode>_cconly")
4637 ("*n<ANDOR:inv_bitops_name><mode>", "*nxor<GPR:mode>_cc")
4638 ("*nxor<mode>_cconly", "*nxor<mode>"): New insn definitions.
4640 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4642 * common/config/s390/s390-common.c (processor_flags_table): New
4644 * config.gcc: Support arch13 with the --with-arch= configure flag.
4645 * config/s390/driver-native.c (s390_host_detect_local_cpu):
4646 * config/s390/s390-opts.h (enum processor_type): Add PROCESSOR_ARCH13.
4647 * config/s390/s390.c (s390_get_sched_attrmask)
4648 (s390_get_unit_mask): Add PROCESSOR_ARCH13.
4649 * config/s390/s390.h (enum processor_flags): Add PF_VXE2 and PF_ARCH13.
4650 * config/s390/s390.md (TARGET_CPU_ARCH13, TARGET_CPU_ARCH13_P)
4651 (TARGET_CPU_VXE2, TARGET_CPU_VXE2_P, TARGET_ARCH13)
4652 (TARGET_ARCH13_P, TARGET_VXE2, TARGET_VXE2_P): New macro
4654 * config/s390/s390.opt: Support arch13 as processor type in
4655 command line options.
4657 2019-04-02 Martin Liska <mliska@suse.cz>
4659 PR translation/89912
4660 * params.def (PARAM_GRAPHITE_MAX_ARRAYS_PER_SCOP):
4661 Fix param description of graphite-max-arrays-per-scop.
4663 2019-04-02 Eric Botcazou <ebotcazou@adacore.com>
4665 * config/sparc/linux64.h (ASAN_REJECT_SPEC): New macro.
4666 (ASAN_CC1_SPEC): Use it in 64-bit mode.
4667 * config/sparc/sol2.h (ASAN_REJECT_SPEC): Remove superfluous colon.
4669 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
4671 PR rtl-optimization/85412
4672 * sel-sched.c (sel_sched_region): Assign reset_sched_cycles_p before
4673 sel_sched_region_1, not after.
4675 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
4677 PR rtl-optimization/86928
4678 * sel-sched-ir.c (sel_redirect_edge_and_branch_force): Invoke
4679 compute_live if necessary.
4680 (sel_redirect_edge_and_branch): Likewise.
4682 2019-04-01 Vladimir Makarov <vmakarov@redhat.com>
4684 PR rtl-optimization/89865
4685 * ira-costs.c (process_bb_node_for_hard_reg_moves): Skip hard
4686 register if it is a part of small class.
4688 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
4690 PR rtl-optimization/87273
4691 * sel-sched-ir.c (merge_fences): Remove assert.
4693 2019-04-01 Richard Biener <rguenther@suse.de>
4695 PR tree-optimization/46590
4696 * domwalk.h (dom_walker::dom_walker): Consolidate constructors.
4697 (dom_walker::m_reachability): Add in place of...
4698 (dom_walker::m_skip_unreachable_blocks): ...this.
4699 * domwalk.c (dom_walker::dom_walker): Consoliate constructors.
4700 Move complex initialization ...
4701 (dom_walker::walk): Here. Especially compute m_bb_to_rpo
4702 lazily and initialize edge flags on each invocation.
4703 (dom_walker::bb_reachable): Use m_reachability.
4705 2019-04-01 Martin Liska <mliska@suse.cz>
4708 * opt-suggestions.c (option_proposer::build_option_suggestions):
4709 Add variant without any argument in order to provide better
4712 2019-04-01 Richard Biener <rguenther@suse.de>
4715 * gimple.c: Include langhooks.h.
4716 (gimple_get_alias_set): Treat enumeral types as the underlying
4719 2019-03-29 Kugan Vivekanandarajah <kuganv@linaro.org>
4720 Eric Botcazou <ebotcazou@adacore.com>
4722 PR rtl-optimization/89862
4723 * rtl.h (word_register_operation_p): Exclude CONST_INT from operations
4724 that operates on the full registers for WORD_REGISTER_OPERATIONS
4727 2019-03-29 Jim Wilson <jimw@sifive.com>
4729 * common/config/riscv/riscv-common.c (riscv_parse_arch_string):
4730 Clear MASK_RVC and then set if C subset supported.
4732 2019-03-29 Jakub Jelinek <jakub@redhat.com>
4735 * gimplify.c (gimplify_compound_literal_expr): Don't optimize a
4736 non-addressable complit into its initializer if it is volatile.
4738 2019-03-29 Roman Zhuykov <zhroma@ispras.ru>
4740 * opts-common.c (integral_argument): Set errno properly in one case.
4742 2019-03-29 Martin Liska <mliska@suse.cz>
4744 * doc/invoke.texi: Remove -Wchkp from documentation.
4746 2019-03-29 Martin Liska <mliska@suse.cz>
4748 * dbgcnt.c (print_limit_reach): New function.
4751 2019-03-29 Martin Liska <mliska@suse.cz>
4753 * dbgcnt.c (dbg_cnt_process_single_pair): Fix GNU coding style.
4754 (dbg_cnt_process_opt): Parse first tokens aas
4755 dbg_cnt_process_single_pair is also using strtok.
4757 2019-03-29 Jakub Jelinek <jakub@redhat.com>
4759 PR rtl-optimization/87485
4760 * function.c (expand_function_end): Move stack_protect_epilogue
4761 before loading of return value into hard register(s).
4763 2019-03-28 Jakub Jelinek <jakub@redhat.com>
4766 * tree-inline.h (struct copy_body_data): Add
4767 dont_remap_vla_if_no_change flag.
4768 * tree-inline.c (remap_type_3, remap_type_2): New functions.
4769 (remap_type): Don't remap vla types if id->dont_remap_vla_if_no_change
4770 and remap_type_2 returns false.
4771 * omp-low.c (new_omp_context): Set ctx->cb.dont_remap_vla_if_no_change.
4772 Move ctx->cb.adjust_array_error_bounds setting to the outermost ctx
4773 only from where it is copied to nested contexts.
4775 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
4778 * config/i386/i386.md (RMW operation with LEA peephole):
4779 Use LEAMODE mode attribute instead of SWI mode iterator for
4782 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
4785 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
4786 Also process XEXP (src, 0) of a shift insn.
4788 2019-03-28 David Malcolm <dmalcolm@redhat.com>
4791 * optinfo-emit-json.cc (optrecord_json_writer::optinfo_to_json):
4792 Use DECL_ASSEMBLER_NAME rather than get_fnname_from_decl.
4794 2019-03-28 Jakub Jelinek <jakub@redhat.com>
4796 * regcprop.c (copyprop_hardreg_forward_1): Remove redundant INSN_P
4798 (cprop_hardreg_bb, cprop_hardreg_debug): New functions.
4799 (pass_cprop_hardreg::execute): Use those. Don't repeat bb processing
4800 immediately after first one with df_analyze in between, but rather
4801 process all bbs, queueing ones that need second pass in a worklist,
4802 df_analyze, process queued debug insn changes and if second pass is
4803 needed, process bbs from worklist, df_analyze, process queued debug
4806 * rtl.h (NONDEBUG_INSN_P): Define as NONJUMP_INSN_P or JUMP_P
4807 or CALL_P instead of INSN_P && !DEBUG_INSN_P.
4808 (INSN_P): Define using NONDEBUG_INSN_P or DEBUG_INSN_P.
4810 2019-03-28 Jonathan Wakely <jwakely@redhat.com>
4813 * gengtype.h (create_nested_ptr_option): Fix parameter names to match
4816 2019-03-27 Mateusz B <mateuszb@poczta.onet.pl>
4819 * config/i386/i386.c (ix86_function_value_1): Call the newly added
4820 function for 32-bit MS_ABI.
4821 (function_value_ms_32): New function.
4823 2019-03-27 Andrew Stubbs <ams@codesourcery.com>
4825 * config/gcn/gcn.md (CC_SAVE_REG): New constant.
4826 (movdi): Call gen_movdi_symbol_save_scc.
4827 (gen_movdi_symbol_save_scc): New insn and split.
4829 2019-03-27 Peter Bergner <bergner@linux.ibm.com>
4831 PR rtl-optimization/89313
4832 * function.c (matching_constraint_num): New static function.
4833 (match_asm_constraints_1): Use it. Fixup white space and comment.
4834 Don't replace inputs with non-matching constraints which conflict
4835 with early clobber outputs.
4837 2019-03-27 Jeff Law <law@redhat.com>
4840 PR rtl-optimization/87761
4841 PR rtl-optimization/89826
4842 * regcprop.c (copyprop_hardreg_forward_1): Move may_trap_p test
4844 (pass_cprop_hardreg::execute): Call df_analyze after adding the
4845 note problem to get REG_DEAD/REG_UNUSED notes updated.
4847 2019-03-27 Richard Biener <rguenther@suse.de>
4849 PR tree-optimization/89463
4850 * tree-ssa-dce.c (remove_dead_stmt): Take output vector to
4851 queue edges to remove.
4852 (eliminate_unnecessary_stmts): Remove dead PHIs alongside
4853 dead stmts. Delay edge removal until PHIs are removed to
4854 make debug-stmt creation not confused by seemingly degenerate
4857 2019-03-27 Alan Modra <amodra@gmail.com>
4859 * config/rs6000/rs6000.h: Rename NON_SPECIAL_REGS to GEN_OR_FLOAT_REGS
4861 * config/rs6000/darwin.h: Likewise.
4862 * config/rs6000/rs6000.c: Likewise.
4864 2019-03-27 Alan Modra <amodra@gmail.com>
4866 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Always
4867 assign rs6000_hard_regno_mode_ok_p[m][r]. Formatting.
4869 2019-03-26 Andrew Waterman <andrew@sifive.com>
4870 Jim Wilson <jimw@sifive.com>
4872 * config/riscv/generic.md (generic_alu, generic_load, generic_store)
4873 (generic_xfer, generic_branch, generic_imul, generic_idivsi)
4874 (generic_idivdi, generic_fmul_single, generic_fmul_double)
4875 (generic_fdiv, generic_fsqrt): Add check for generic tune.
4876 (generic_alu): Add auipc to type list.
4877 * config/riscv/riscv-opts.h (enum riscv_microarchitecture_type): New.
4878 (riscv_microarchitecture): Declare.
4879 * config/riscv/riscv-protos.h (riscv_store_data_bypass_p): Declare.
4880 * config/riscv/riscv.c (struct riscv_cpu_info): Add microarchitecture
4882 (riscv_microarchitecture): New.
4883 (sifive_7_tune_info): New.
4884 (riscv_cpu_info_table): Add microarchitecture value for rocket and
4885 size. Add sifive-3-series, sifive-5-series, and sifive-7-series
4887 (riscv_store_data_bypass_p): New.
4888 (riscv_option_override): Set riscv_microarchitecture from
4889 cpu->microarchitecture.
4890 * config/riscv/riscv.md: Include sifive-7.md.
4893 (auipc<mode>): Change type to auipc.
4894 (restore_stack_nonlocal): New.
4895 * config/riscv/sifive-7.md: New.
4896 * doc/invoke.texi (RISC-V Options): Update mtune docs.
4898 2019-03-26 Uroš Bizjak <ubizjak@gmail.com>
4901 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
4902 Also process XEXP (src, 0) of a shift insn.
4904 2019-03-26 Richard Biener <rguenther@suse.de>
4906 * tree-inline.c (remap_gimple_stmt): Cache gimple_block.
4907 (copy_debug_stmt): Likewise.
4908 (expand_call_inline): Likewise.
4909 (copy_bb): Avoid redundant lookup & set of gimple_block.
4910 * gimple-low.c (lower_gimple_return): Likewise.
4911 (lower_builtin_setjmp): Likewise.
4913 2019-03-26 Jakub Jelinek <jakub@redhat.com>
4915 * hash-table.h (hash_table::m_gather_mem_stats): If GATHER_STATISTICS
4916 is constant 0, turn into static const data member initialized to false.
4917 (hash_table::hash_table): Only initialize m_gather_mem_stats #if
4918 GATHER_STATISTICS. Add ATTRIBUTE_UNUSED to gather_mem_stats param.
4920 2019-03-26 Jason Merrill <jason@redhat.com>
4921 Jakub Jelinek <jakub@redhat.com>
4923 * mem-stats.h (mem_alloc_description::unregister_descriptor): New
4925 (mem_alloc_description::release_object_overhead): Fix comment typos.
4926 * hash-table.h (hash_table::~hash_table): Call
4927 release_instance_overhead only if m_entries is non-NULL, otherwise
4928 call unregister_descriptor.
4930 2019-03-26 Bin Cheng <bin.cheng@linux.alibaba.com>
4932 PR tree-optimization/81740
4933 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
4934 In case of outer loop vectorization, check for backward dependence
4935 at the inner loop if outer loop dependence is reversed.
4937 2019-03-26 Alan Modra <amodra@gmail.com>
4939 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Correct
4940 rs6000_vector_mem init. Correct wI and wJ comment.
4942 2019-03-25 Alexander Monakov <amonakov@ispras.ru>
4944 PR rtl-optimization/88347
4945 PR rtl-optimization/88423
4946 * sched-deps.c (sched_analyze_insn): Take into account that for
4947 tablejumps the barrier appears after a label and a jump_table_data.
4949 2019-03-25 Martin Sebor <msebor@redhat.com>
4952 * c-common.c (check_user_alignment): Rename local. Correct maximum
4953 alignment in diagnostic. Avoid assuming argument fits in SHWI,
4954 convert it to UHWI when it fits.
4956 2019-03-25 Johan Karlsson <johan.karlsson@enea.com>
4959 * dwarf2out.c (premark_used_variables): New function.
4960 (prune_unused_types_walk): Do not mark not premarked external
4962 (prune_unused_types): Call premark_used_variables.
4964 2019-03-25 Vladimir Makarov <vmakarov@redhat.com>
4966 PR rtl-optimization/89676
4967 * lra-constraints.c (curr_insn_transform): Do match reload for
4968 early clobbers when the match was successful only for different
4971 2019-03-25 Martin Sebor <msebor@redhat.com>
4973 * doc/extend.texi (Common Type Attributes): Document vector_size.
4974 (Common Variable Attributes): Mention size constraint. Correct
4976 (Vector Extensions): Use @dfn when defining bas type. Clarify
4977 base type and size constraints.
4979 2019-03-25 Richard Biener <rguenther@suse.de>
4981 PR tree-optimization/89789
4982 * tree-ssa-sccvn.c (set_ssa_val_to): Do not allow lattice
4983 changes from non-undefined back to undefined.
4985 2019-03-25 Thomas Otto <thomas.otto@pdv-fs.de>
4987 * dwarf2out.c (comp_dir_string): cached_wd could be set to both a
4988 heap string and a gc string, but since this variable is unknown to
4989 ggc the gc string might get reused and corrupted. Fixed by always
4990 using a heap string.
4992 2019-03-25 Richard Biener <rguenther@suse.de>
4994 PR tree-optimization/89779
4995 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Return
4996 to remove IV defs, delay actual removal.
4997 (tree_ssa_iv_optimize_loop): Likewise. Avoid SCEV reset.
4998 (tree_ssa_iv_optimize): Remove eliminated IV defs at the
4999 very end, properly also reset loop control IV information.
5001 2019-03-25 Richard Biener <rguenther@suse.de>
5003 PR tree-optimization/89802
5004 * tree-ssa-math-opts.c (convert_mult_to_fma_1): Properly
5005 move EH data to folded stmt.
5007 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
5009 * config/s390/s390-builtin-types.def: Remove few unused types and
5010 fix sort order for others.
5012 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
5014 * config/s390/s390-c.c (s390_fn_types_compatible): Print the
5015 expected and found types with -mdebug during builtin matching.
5017 2019-03-25 Richard Biener <rguenther@suse.de>
5020 * fold-const.c (operand_equal_p): Revert last change with
5023 2019-03-24 Segher Boessenkool <segher@kernel.crashing.org>
5025 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add REG_EQUAL
5026 notes for the result of the __tls_get_addr calls.
5027 * config/rs6000/rs6000.md (unspec UNSPEC_TLS_GET_ADDR): New.
5029 2019-03-24 Jeff Law <law@redhat.com>
5031 * config/bfin/bfin.md (movpdi): Fix length for alternative 1.
5033 PR rtl-optimization/87761
5034 * regcprop.c (copyprop_hardreg_forward_1): Check may_trap_p on SET,
5035 not INSN. Also check RTX_FRAME_RELATED_P. Queue insns for DF rescan
5037 (pass_cprop_hardreg::execute): Add df note problem and defer insn
5038 rescans. Reprocess blocks as needed, calling df_analyze before
5039 reprocessing. Always call df_analyze before fixing up debug bind
5042 2019-03-23 Segher Boessenkool <segher@kernel.crashing.org>
5044 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Implement for 32-bit
5047 2019-03-22 Andrew Pinski <apinski@marvell.com>
5049 * config/aarch64/aarch64.md (zero_extendsidi2_aarch64): Fix type
5050 attrribute for uxtw.
5052 2019-03-26 Jeff Law <law@redhat.com>
5054 PR rtl-optimization/87761
5055 * config/mips/mips-protos.h (mips_split_move): Add new argument.
5056 (mips_emit_move_or_split): Pass NULL for INSN into mips_split_move.
5057 (mips_split_move): Accept new INSN argument. Try to forward SRC
5058 into the next instruction.
5059 (mips_split_move_insn): Pass INSN through to mips_split_move.
5061 2019-03-22 Vladimir Makarov <vmakarov@redhat.com>
5063 PR rtl-optimization/89676
5064 * lra-constraints.c (curr_insn_transform): Do match reload for
5065 early clobbers even if the match was successful.
5067 2019-03-22 Jakub Jelinek <jakub@redhat.com>
5070 * doc/invoke.texi (-fconstexpr-ops-limit=): Document.
5072 2019-03-22 Bill Schmidt <wschmidt@linux.ibm.com>
5074 * config/rs6000/mmintrin.h (_mm_sub_pi32): Fix typo.
5076 2019-03-22 Jakub Jelinek <jakub@redhat.com>
5078 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>,
5079 <avx512>_fmsub_<mode>_mask3<round_name>,
5080 <avx512>_fnmadd_<mode>_mask3<round_name>,
5081 <avx512>_fnmsub_<mode>_mask3<round_name>,
5082 avx512f_vmfmadd_<mode>_mask3<round_name>,
5083 avx512f_vmfmsub_<mode>_mask3<round_name>,
5084 *avx512f_vmfnmadd_<mode>_mask3<round_name>): Use <round_nimm_predicate>
5085 instead of register_operand and %v instead of v for match_operand 1.
5086 (avx512f_vmfnmsub_<mode>_mask3<round_name>): Rename to ...
5087 (*avx512f_vmfnmsub_<mode>_mask3<round_name>): ... this. Use
5088 <round_nimm_predicate> instead of register_operand and %v instead of v
5089 for match_operand 1.
5091 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask<round_name>,
5092 <avx512>_fmadd_<mode>_mask3<round_name>,
5093 <avx512>_fmsub_<mode>_mask<round_name>,
5094 <avx512>_fmsub_<mode>_mask3<round_name>,
5095 <avx512>_fnmadd_<mode>_mask<round_name>,
5096 <avx512>_fnmadd_<mode>_mask3<round_name>,
5097 <avx512>_fnmsub_<mode>_mask<round_name>,
5098 <avx512>_fnmsub_<mode>_mask3<round_name>,
5099 <avx512>_fmaddsub_<mode>_mask<round_name>,
5100 <avx512>_fmaddsub_<mode>_mask3<round_name>,
5101 <avx512>_fmsubadd_<mode>_mask<round_name>,
5102 <avx512>_fmsubadd_<mode>_mask3<round_name>): Use
5103 <round_nimm_predicate> instead of nonimmediate_operand.
5104 (fmai_vmfmadd_<mode><round_name>, fmai_vmfmsub_<mode><round_name>,
5105 fmai_vmfnmadd_<mode><round_name>, fmai_vmfnmsub_<mode><round_name>):
5106 Use register_operand instead of <round_nimm_predicate> for the
5107 operand that needs to match output.
5108 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>,
5109 *fmai_fnmadd_<mode><round_name>, *fmai_fnmsub_<mode><round_name>):
5110 Likewise. Formatting fixes.
5113 * config/i386/i386.c (enum ix86_builtins): Remove
5114 IX86_BUILTIN_VFMSUBSD3_MASK3 and IX86_BUILTIN_VFMSUBSS3_MASK3.
5115 * config/i386/i386-builtin.def (__builtin_ia32_vfmaddsd3_mask,
5116 __builtin_ia32_vfmaddsd3_mask3, __builtin_ia32_vfmaddsd3_maskz,
5117 __builtin_ia32_vfmsubsd3_mask3, __builtin_ia32_vfmaddss3_mask,
5118 __builtin_ia32_vfmaddss3_mask3, __builtin_ia32_vfmaddss3_maskz,
5119 __builtin_ia32_vfmsubss3_mask3): New builtins.
5120 * config/i386/sse.md (avx512f_vmfmadd_<mode>_mask<round_name>,
5121 avx512f_vmfmadd_<mode>_mask3<round_name>,
5122 avx512f_vmfmadd_<mode>_maskz_1<round_name>,
5123 *avx512f_vmfmsub_<mode>_mask<round_name>,
5124 avx512f_vmfmsub_<mode>_mask3<round_name>,
5125 *avx512f_vmfmasub_<mode>_maskz_1<round_name>,
5126 *avx512f_vmfnmadd_<mode>_mask<round_name>,
5127 *avx512f_vmfnmadd_<mode>_mask3<round_name>,
5128 *avx512f_vmfnmadd_<mode>_maskz_1<round_name>,
5129 *avx512f_vmfnmsub_<mode>_mask<round_name>,
5130 avx512f_vmfnmsub_<mode>_mask3<round_name>,
5131 *avx512f_vmfnmsub_<mode>_maskz_1<round_name>): New define_insns.
5132 (avx512f_vmfmadd_<mode>_maskz<round_expand_name>): New define_expand.
5133 * config/i386/avx512fintrin.h (_mm_mask_fmadd_sd, _mm_mask_fmadd_ss,
5134 _mm_mask3_fmadd_sd, _mm_mask3_fmadd_ss, _mm_maskz_fmadd_sd,
5135 _mm_maskz_fmadd_ss, _mm_mask_fmsub_sd, _mm_mask_fmsub_ss,
5136 _mm_mask3_fmsub_sd, _mm_mask3_fmsub_ss, _mm_maskz_fmsub_sd,
5137 _mm_maskz_fmsub_ss, _mm_mask_fnmadd_sd, _mm_mask_fnmadd_ss,
5138 _mm_mask3_fnmadd_sd, _mm_mask3_fnmadd_ss, _mm_maskz_fnmadd_sd,
5139 _mm_maskz_fnmadd_ss, _mm_mask_fnmsub_sd, _mm_mask_fnmsub_ss,
5140 _mm_mask3_fnmsub_sd, _mm_mask3_fnmsub_ss, _mm_maskz_fnmsub_sd,
5141 _mm_maskz_fnmsub_ss, _mm_mask_fmadd_round_sd, _mm_mask_fmadd_round_ss,
5142 _mm_mask3_fmadd_round_sd, _mm_mask3_fmadd_round_ss,
5143 _mm_maskz_fmadd_round_sd, _mm_maskz_fmadd_round_ss,
5144 _mm_mask_fmsub_round_sd, _mm_mask_fmsub_round_ss,
5145 _mm_mask3_fmsub_round_sd, _mm_mask3_fmsub_round_ss,
5146 _mm_maskz_fmsub_round_sd, _mm_maskz_fmsub_round_ss,
5147 _mm_mask_fnmadd_round_sd, _mm_mask_fnmadd_round_ss,
5148 _mm_mask3_fnmadd_round_sd, _mm_mask3_fnmadd_round_ss,
5149 _mm_maskz_fnmadd_round_sd, _mm_maskz_fnmadd_round_ss,
5150 _mm_mask_fnmsub_round_sd, _mm_mask_fnmsub_round_ss,
5151 _mm_mask3_fnmsub_round_sd, _mm_mask3_fnmsub_round_ss,
5152 _mm_maskz_fnmsub_round_sd, _mm_maskz_fnmsub_round_ss): New intrinsics.
5154 2019-03-21 Martin Sebor <msebor@redhat.com>
5156 PR tree-optimization/89350
5157 * builtins.c (compute_objsize): Also ignore offsets whose upper
5159 * gimple-ssa-warn-restrict.c (builtin_memref): Add new member.
5160 (builtin_memref::builtin_memref): Initialize new member.
5161 Allow EXPR to be null.
5162 (builtin_memref::extend_offset_range): Replace local with a member.
5163 Avoid assuming pointer offsets are unsigned.
5164 (builtin_memref::set_base_and_offset): Determine base object
5165 before computing offset range.
5166 (builtin_access::builtin_access): Handle memset.
5167 (builtin_access::generic_overlap): Replace local with a member.
5168 (builtin_access::strcat_overlap): Same.
5169 (builtin_access::overlap): Same.
5170 (maybe_diag_overlap): Same.
5171 (maybe_diag_access_bounds): Same.
5172 (wrestrict_dom_walker::check_call): Handle memset.
5173 (check_bounds_or_overlap): Same.
5175 2019-03-21 Jan Hubicka <hubicka@ucw.cz>
5176 Jakub Jelinek <jakub@redhat.com>
5179 * tree.c (fld_type_variant, fld_incomplete_type_of,
5180 fld_process_array_type): Call fld->pset.add and don't call
5181 add_tree_to_fld_list if it returns true.
5182 (free_lang_data_in_type): Similarly with self-recursive call. Purge
5183 non-marked types from TYPE_NEXT_VARIANT list.
5184 (find_decls_types_r): Call fld_worklist_push for TYPE_CANONICAL (t).
5186 2019-03-21 Jakub Jelinek <jakub@redhat.com>
5188 * hash-table.h (hash_table): Add Lazy template parameter defaulted
5189 to false, if true, don't alloc_entries during construction, but defer
5190 it to the first method that needs m_entries allocated.
5191 (hash_table::hash_table, hash_table::~hash_table,
5192 hash_table::alloc_entries, hash_table::find_empty_slot_for_expand,
5193 hash_table::too_empty_p, hash_table::expand, hash_table::empty_slow,
5194 hash_table::clear_slot, hash_table::traverse_noresize,
5195 hash_table::traverse, hash_table::iterator::slide): Adjust all methods.
5196 * hash-set.h (hash_set): Add Lazy template parameter defaulted to
5198 (hash_set::contains): If Lazy is true, use find_slot_with_hash with
5199 NO_INSERT instead of find_with_hash.
5200 (hash_set::traverse, hash_set::iterator, hash_set::iterator::m_iter,
5201 hash_set::m_table): Add Lazy to template params of hash_table.
5202 (gt_ggc_mx, gt_pch_nx): Use false as Lazy in hash_set template param.
5203 * attribs.c (test_attribute_exclusions): Likewise.
5204 * hash-set-tests.c (test_set_of_strings): Add iterator tests for
5205 hash_set. Add tests for hash_set with Lazy = true.
5207 2019-03-21 Richard Biener <rguenther@suse.de>
5209 PR tree-optimization/89779
5210 * tree.c (tree_nop_conversion): Consolidate and fix defensive
5211 checks with respect to released SSA names now having error_mark_node
5213 * fold-const.c (operand_equal_p): Likewise.
5215 2019-03-20 Andreas Krebbel <krebbel@linux.ibm.com>
5218 * config/s390/s390.c (global_not_special_regno_p): Move to make it
5220 (s390_optimize_register_info): Use global_not_special_regno_p to
5221 check for global regs.
5223 2019-03-20 Jakub Jelinek <jakub@redhat.com>
5226 * lra-constraints.c (process_alt_operands) <reg>: For BLKmode, don't
5227 update this_alternative nor this_alternative_set.
5229 2019-03-19 Jim Wilson <jimw@sifive.com>
5232 * config/riscv/riscv.c (riscv_valid_lo_sum_p): New arg x. New locals
5233 align, size, offset. Use them to handle a BLKmode reference. Update
5235 (riscv_classify_address): Pass info->offset to riscv_valid_lo_sum_p.
5237 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5239 PR rtl-optimization/89768
5240 * loop-unroll.c (unroll_loop_constant_iterations): Use gen_int_mode
5242 (unroll_loop_runtime_iterations): Likewise.
5244 2019-03-19 Martin Sebor <msebor@redhat.com>
5246 PR tree-optimization/89644
5247 * tree-ssa-strlen.c (handle_builtin_stxncpy): Use full_string_p
5248 rather than endptr as an indicator of nul-termination.
5250 PR tree-optimization/89644
5251 * tree-ssa-strlen.c (handle_builtin_stxncpy): Consider unterminated
5252 arrays in determining sequence sizes in strncpy and stpncpy.
5254 2019-03-19 Martin Liska <mliska@suse.cz>
5257 * predict.c (combine_predictions_for_bb): Empty likely_edges and
5258 unlikely_edges if there's an edge that belongs to both these sets.
5260 2018-03-19 Segher Boessenkool <segher@kernel.crashing.org>
5263 * config/rs6000/rs6000.md (fix_trunc<mode>si2_stfiwx): If we have a
5264 non-TARGET_MFCRF target, and the dest is memory but not 32-bit aligned,
5265 go via a stack temporary.
5267 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5270 * config/mips/mips.c (mips_expand_vec_cond_expr): Use gen_lowpart
5271 instead of gen_rtx_SUBREG.
5272 * config/mips/mips-msa.md (vec_extract<mode><unitmode>): Likewise.
5274 2019-03-19 Richard Biener <rguenther@suse.de>
5277 * opts.c (finish_options): Disable -gsplit-dwarf when doing LTO.
5279 2019-03-19 Jan Hubicka <hubicka@ucw.cz>
5283 * tree.c (free_lang_data_in_decl): Do not free context of C++
5286 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5289 * config/arm/arm.md (cmpsi2_addneg): Swap the alternatives and use
5290 subs for the first alternative except when operands[3] is 1.
5293 * gimplify.c (gimplify_asm_expr): For output argument with
5294 TREE_ADDRESSABLE type, clear allows_reg if it allows memory, otherwise
5297 2019-03-19 Eric Botcazou <ebotcazou@adacore.com>
5299 PR rtl-optimization/89753
5300 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
5301 explicit unrolling factor even more robust.
5303 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5306 * config/i386/i386.c (ix86_expand_floorceildf_32): In ceil
5307 compensation use x2 += 1 instead of x2 -= -1 and when honoring
5308 signed zeros, do another copysign after the compensation.
5310 2019-03-18 Martin Sebor <msebor@redhat.com>
5312 PR tree-optimization/89720
5313 * tree-vrp.c (vrp_prop::check_mem_ref): Treat range with max < min
5314 more conservatively, the same as anti-range.
5316 2019-03-18 Richard Biener <rguenther@suse.de>
5319 * tree-ssanames.c (release_ssa_name_fn): For released SSA names
5320 use a TREE_TYPE of error_mark_node to avoid ICEs when dumping
5321 basic-blocks that are removed. Remove restoring SSA_NAME_VAR.
5322 * tree-outof-ssa.c (eliminate_useless_phis): Remove redundant checking.
5324 2019-03-18 Andrew Stubbs <ams@codesourcery.com>
5326 * config/gcn/gcn-run.c (struct output): Make next_output unsigned.
5327 Extend queue to 1024 entries.
5328 Add "consumed" field.
5329 (gomp_print_output): Remove print_index parameter.
5330 Add final parameter.
5331 Change limit to unsigned.
5332 Use consumed field to implement circular buffer.
5333 Detect interrupted print in final pass.
5334 Flush output at the end.
5335 (run): Update gomp_print_output usage.
5336 (main): Initialize kernargs->output_data.consumed.
5338 2019-03-18 Richard Sandiford <richard.sandiford@arm.com>
5340 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Fix the
5341 calculation of the minimum number of scalar iterations for
5342 fully-predicated loops.
5344 2019-03-18 Martin Jambor <mjambor@suse.cz>
5346 PR tree-optimization/89546
5347 * tree-sra.c (propagate_subaccesses_across_link): Requeue new_acc if
5348 any propagation to its children took place.
5350 2019-03-18 Andrew Burgess <andrew.burgess@embecosm.com>
5353 * config/riscv/riscv.c (riscv_pass_fpr_single): Add offset
5354 parameter, and make use of it.
5355 (riscv_get_arg_info): Pass offset to riscv_pass_fpr_single.
5357 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5359 * config/arc/arc.opt (mcode-density-frame): Get the inital value
5360 from TARGET_CODE_DENSITY_FRAME_DEFAULT.
5361 * config/arc/elf.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
5362 * config/arc/linux.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
5363 * config/arc/arc.md (pop_multi_fp_blink): Adjust constraints to
5364 match what the ops is doing.
5365 (push_multi_fp_blink): Likewise.
5366 * config/arc/arc.c (arc_override_options): Enable enter/leave when
5367 compiling for size and elf target.
5368 (arc_save_callee_enter): Adjust note to match what enter/leave
5371 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5373 * config/arc/arc.md (tst_movb): Fix constraint.
5375 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5377 * config/arc/arc.c (TARGET_HAVE_SPECULATION_SAFE_VALUE): Define.
5379 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5381 * config/arc/arc-protos.h (arc_adjust_reg_alloc_order): Declare.
5382 * config/arc/arc.c (arc_conditional_register_usage): Remove all
5383 reg_alloc_order references.
5384 (size_alloc_order): Define.
5385 (arc_adjust_reg_alloc_order): New function.
5386 * config/arc/arc.h (REG_ALLOC_ORDER): Proper define the register
5388 (ADJUST_REG_ALLOC_ORDER): Define.
5389 (HONOR_REG_ALLOC_ORDER): Likewise.
5391 2019-03-18 Richard Biener <rguenther@suse.de>
5394 * config/i386/i386.c (ix86_add_stmt_cost): Pessimize strided
5395 loads and stores a bit more.
5397 2019-03-18 Richard Biener <rguenther@suse.de>
5400 * config/i386/i386.c (ix86_add_stmt_cost): Apply strided
5401 load pessimization to stores as well.
5403 2019-03-18 Andrey Belevantsev <abel@ispras.ru>
5406 * sel-sched.c (compute_av_set_at_bb_end): When we have an ineligible
5407 successor, use NULL as its av set.
5409 2019-03-15 Segher Boessenkool <segher@kernel.crashing.org>
5411 PR rtl-optimization/89721
5412 * lra-constraints (invariant_p): Return false if side_effects_p holds.
5414 2019-03-15 Kelvin Nilsen <kelvin@gcc.gnu.org>
5417 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5418 When handling vec_extract, use modular arithmetic to allow
5419 constant selectors greater than vector length.
5420 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Allow
5421 V1TImode vectors to have constant selector values greater than 0.
5422 Use modular arithmetic to compute vector index.
5423 (rs6000_split_vec_extract_var): Use modular arithmetic to compute
5424 index for in-memory vectors. Correct code generation for
5425 in-register vectors.
5426 (altivec_expand_vec_ext_builtin): Use modular arithmetic to
5429 2019-03-15 Alexandre Oliva <aoliva@redhat.com>
5433 * dwarf2out.c (generic_parameter_die): Follow DECL_INITIAL of
5436 2019-03-15 Jakub Jelinek <jakub@redhat.com>
5439 * tree.c (inchash::add_expr): Strip any location wrappers.
5440 * fold-const.c (operand_equal_p): Move stripping of location wrapper
5441 after hash verification.
5444 * dwarf2out.c (add_const_value_attribute): Return false for MINUS,
5445 SIGN_EXTEND and ZERO_EXTEND.
5447 2019-03-14 Jason Merrill <jason@redhat.com>
5448 Jakub Jelinek <jakub@redhat.com>
5450 * hash-table.h (remove_elt_with_hash): Return if slot is NULL rather
5451 than if is_empty (*slot).
5452 * hash-set-tests.c (test_set_of_strings): Add tests for addition of
5453 existing elt and for elt removal.
5454 * hash-map-tests.c (test_map_of_strings_to_int): Add test for removal
5455 of already removed elt.
5457 2019-03-15 H.J. Lu <hongjiu.lu@intel.com>
5460 * config/i386/i386.c (remove_partial_avx_dependency): Handle
5463 2019-03-14 Martin Liska <mliska@suse.cz>
5466 * doc/invoke.texi: Remove -fdump-class-hierarchy option.
5468 2019-03-14 Richard Biener <rguenther@suse.de>
5471 * config/i386/i386.c (make_resolver_func): Properly set
5472 DECL_CONTEXT on the RESULT_DECL.
5473 * config/rs6000/rs6000.c (make_resolver_func): Likewise.
5475 2019-03-14 Richard Biener <rguenther@suse.de>
5477 * gimple-pretty-print.c: Include cfgloop.h.
5478 (dump_gimple_phi): Adjust.
5479 (dump_gimple_bb_header): Dump loop header for GIMPLE.
5480 (pp_cfg_jump): Adjust.
5481 (dump_implicit_edges): Dump fallthru to next block for GIMPLE as well.
5482 * tree-cfg.c (build_gimple_cfg): Remove lower_phi_internal_fn call.
5483 (lower_phi_internal_fn): Remove.
5484 (verify_gimple_call): Remove IFN_PHI special-casing.
5485 (dump_function_to_file): Dump IL state.
5486 * tree-into-ssa.c (rewrite_add_phi_arguments): Revert changes
5487 done to deal with PHI nodes being present in non-SSA state.
5489 2019-03-14 Jakub Jelinek <jakub@redhat.com>
5492 * multiple_target.c (create_dispatcher_calls): Change
5493 references_to_redirect from vector of ipa_ref * to vector of ipa_ref.
5494 In the node->iterate_referring loop, push *ref rather than ref, call
5495 ref->remove_reference () and always pass 0 to iterate_referring.
5497 PR rtl-optimization/89679
5498 * expmed.c (expand_mult_const): Don't add a REG_EQUAL note if it
5499 would contain a paradoxical SUBREG.
5501 2019-03-14 Richard Biener <rguenther@suse.de>
5503 PR tree-optimization/89710
5504 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use
5507 2019-03-14 Martin Liska <mliska@suse.cz>
5509 * coverage.c (coverage_begin_function): Stream also
5511 * doc/gcov.texi: Document 2 new fields in JSON file. Improve
5512 documentation about function declaration location.
5513 * gcov-dump.c (tag_function): Print whole range
5514 of function declaration.
5515 * gcov.c (struct function_info): Add end_column field.
5516 (function_info::function_info): Initialize it.
5517 (output_json_intermediate_file): Output {start,end}_column
5519 (read_graph_file): Read end_column.
5521 2019-03-14 Richard Biener <rguenther@suse.de>
5524 * fold-const.c (operand_equal_p): For INDIRECT_REF check
5525 that the access types are similar.
5527 2019-03-14 Jakub Jelinek <jakub@redhat.com>
5529 PR tree-optimization/89703
5530 * tree-ssa-strlen.c (valid_builtin_call): Punt if stmt call types
5531 aren't compatible also with builtin_decl_explicit. Check pure
5532 or non-pure status of BUILT_IN_STR{{,N}CMP,N{LEN,{CAT,CPY}{,_CHK}}}
5533 and BUILT_IN_STPNCPY{,_CHK}.
5535 2019-03-14 H.J. Lu <hongjiu.lu@intel.com>
5538 * config/i386/i386.c (ix86_print_operand): Handle 'M' to add
5539 addr32 prefix to VSIB address for X32.
5540 * config/i386/sse.md (*avx512pf_gatherpf<mode>sf_mask): Prepend
5542 (*avx512pf_gatherpf<mode>df_mask): Likewise.
5543 (*avx512pf_scatterpf<mode>sf_mask): Likewise.
5544 (*avx512pf_scatterpf<mode>df_mask): Likewise.
5545 (*avx2_gathersi<mode>): Prepend "%M3" to opcode.
5546 (*avx2_gathersi<mode>_2): Prepend "%M2" to opcode.
5547 (*avx2_gatherdi<mode>): Prepend "%M3" to opcode.
5548 (*avx2_gatherdi<mode>_2): Prepend "%M2" to opcode.
5549 (*avx2_gatherdi<mode>_3): Prepend "%M3" to opcode.
5550 (*avx2_gatherdi<mode>_4): Prepend "%M2" to opcode.`
5551 (*avx512f_gathersi<mode>): Prepend "%M4" to opcode.
5552 (*avx512f_gathersi<mode>_2): Prepend "%M3" to opcode.
5553 (*avx512f_gatherdi<mode>): Prepend "%M4" to opcode.
5554 (*avx512f_gatherdi<mode>_2): Prepend "%M3" to opcode.
5555 (*avx512f_scattersi<mode>): Prepend "%M0" to opcode.
5556 (*avx512f_scatterdi<mode>): Likewise.
5558 2019-03-13 Vladimir Makarov <vmakarov@redhat.com>
5561 * lra-constraints.c (inherit_in_ebb): Update
5562 potential_reload_hard_regs along with live_hard_regs.
5564 2019-03-13 Jakub Jelinek <jakub@redhat.com>
5567 * dwarf2out.c (size_of_die): For dw_val_class_view_list always use
5569 (value_format): For dw_val_class_view_list never use DW_FORM_loclistx.
5571 2019-03-13 Martin Sebor <msebor@redhat.com>
5573 PR tree-optimization/89662
5574 * tree-vrp.c (vrp_prop::check_mem_ref): Avoid assuming every type
5577 2019-03-13 Richard Biener <rguenther@suse.de>
5580 * tree-scalar-evolution.c (simplify_peeled_chrec): Do not
5581 throw FP expressions at tree-affine.
5583 2019-03-14 Richard Biener <rguenther@suse.de>
5585 * tree-pretty-print.c (dump_generic_node): For -gimple properly
5586 dump negative integer constants using _Literal (type) -num.
5588 2019-03-13 Jakub Jelinek <jakub@redhat.com>
5590 * ipa-param-manipulation.h (struct ipa_parm_adjustment): Remove
5591 nonlocal_value member.
5594 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Handle PHI args.
5595 (ipa_simd_modify_function_body): Handle PHIs.
5597 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
5599 * config/s390/s390.c (s390_option_override_internal): Use more
5600 aggressive inlining parameters.
5602 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
5604 * config/s390/3906.md: New file.
5605 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
5606 (LONGRUNNING_THRESHOLD): Remove.
5607 (MAX_SCHED_MIX_SCORE): Decrease.
5608 (MAX_SCHED_MIX_DISTANCE): Decrease.
5609 (s390_bb_fallthru_entry_likely): Assume fallthru for less than likely.
5610 (struct s390_sched_state): New struct to hold scheduling state.
5611 (S390_SCHED_STATE_NORMAL): Remove.
5612 (S390_SCHED_STATE_CRACKED): Remove.
5613 (S390_SCHED_ATTR_MASK_GROUPOFTWO): Add.
5614 (s390_get_sched_attrmask): Use new attribute.
5615 (s390_get_unit_mask): Use new units.
5616 (s390_is_fpd): New function.
5617 (s390_is_fxd): New function.
5618 (s390_is_longrunning): New function.
5619 (s390_sched_score): Use new functions.
5620 (s390_sched_reorder): Likewise.
5621 (s390_sched_variable_issue): Rework and use new functions.
5622 (s390_sched_init): Use new functions.
5623 * config/s390/s390.h (s390_tune_attr): Add z14.
5624 * config/s390/s390.md: Add z14.
5626 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
5628 * config/s390/2964.md: Update pipeline description.
5629 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
5630 (LONGRUNNING_THRESHOLD): Remove.
5631 (LATENCY_FACTOR): Remove.
5632 (s390_get_unit_mask): Add unit.
5633 (s390_sched_score): Use fxd/fpd.
5634 (s390_sched_variable_issue): Use fxd/fpd.
5636 2019-03-12 Martin Liska <mliska@suse.cz>
5638 * config/i386/i386.c: Reword an error message.
5640 2019-03-12 Martin Jambor <mjambor@suse.cz>
5642 * cgraph.c (cgraph_node::dump): Dump more info for former thunks,
5643 terminate with newline.
5645 2019-03-12 Jakub Jelinek <jakub@redhat.com>
5648 * config/s390/s390.md (tabort): Use %wd instead of
5649 HOST_WIDE_INT_PRINT_DEC in error message, reword to avoid two capital
5650 letters and periods.
5651 * config/tilepro/tilepro.c (tilepro_print_operand): Use %wd in
5652 output_operand_lossage instead of HOST_WIDE_INT_PRINT_DEC, replace
5656 * builtins.c (expand_builtin_int_roundingfn,
5657 expand_builtin_int_roundingfn_2): Return NULL_RTX instead of
5658 gcc_unreachable if validate_arglist fails.
5660 2019-03-12 Richard Biener <rguenther@suse.de>
5662 PR tree-optimization/89664
5663 * tree-ssa-math-opts.c (execute_cse_reciprocals_1): Properly
5664 free the occurance tree after the early out.
5666 2019-03-11 Jakub Jelinek <jakub@redhat.com>
5670 * vr-values.c (vr_values::update_value_range): If
5671 old_vr->varying_p (), don't update it, make new_vr also VARYING
5674 2019-03-11 Martin Liska <mliska@suse.cz>
5676 * config/aarch64/aarch64.c (aarch64_override_options_internal):
5677 Fix double string quoting.
5679 2019-03-11 Martin Liska <mliska@suse.cz>
5681 * collect-utils.c (collect_wait): Wrap apostrophes
5682 in gcc internal format with %'.
5683 * collect2.c (main): Likewise.
5684 (scan_prog_file): Likewise.
5685 (scan_libraries): Likewise.
5686 * config/i386/i386.c (ix86_expand_call): Likewise.
5687 (ix86_handle_interrupt_attribute): Likewise.
5688 * config/nds32/nds32-intrinsic.c (nds32_expand_builtin_impl): Likewise.
5689 * config/nds32/nds32.c (nds32_insert_attributes): Likewise.
5690 * config/rl78/rl78.c (rl78_handle_saddr_attribute): Likewise.
5691 * lto-wrapper.c (find_crtoffloadtable): Likewise.
5692 * symtab.c (symtab_node::verify_base): Likewise.
5693 * tree-cfg.c (verify_gimple_label): Likewise.
5694 * tree.c (verify_type_variant): Likewise.
5696 2019-03-11 Martin Liska <mliska@suse.cz>
5698 * builtins.c (expand_builtin_thread_pointer): Wrap an option name
5699 in a string format message and fix GNU coding style.
5700 (expand_builtin_set_thread_pointer): Likewise.
5701 * common/config/aarch64/aarch64-common.c
5702 (aarch64_rewrite_selected_cpu): Likewise.
5703 * common/config/alpha/alpha-common.c (alpha_handle_option): Likewise.
5704 * common/config/arc/arc-common.c (arc_handle_option): Likewise.
5705 * common/config/arm/arm-common.c (arm_parse_fpu_option): Likewise.
5706 * common/config/bfin/bfin-common.c (bfin_handle_option): Likewise.
5707 * common/config/i386/i386-common.c (ix86_handle_option): Likewise.
5708 * common/config/ia64/ia64-common.c (ia64_handle_option): Likewise.
5709 * common/config/m68k/m68k-common.c (m68k_handle_option): Likewise.
5710 * common/config/msp430/msp430-common.c (msp430_handle_option): Likewise.
5711 * common/config/nds32/nds32-common.c (nds32_handle_option): Likewise.
5712 * common/config/powerpcspe/powerpcspe-common.c (rs6000_handle_option):
5714 * common/config/riscv/riscv-common.c
5715 (riscv_subset_list::parsing_subset_version): Likewise.
5716 (riscv_subset_list::parse_std_ext): Likewise.
5717 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
5718 (riscv_subset_list::parse): Likewise.
5719 * common/config/rs6000/rs6000-common.c (rs6000_handle_option): Likewise.
5720 * config/aarch64/aarch64.c (aarch64_parse_one_option_token): Likewise.
5721 (aarch64_override_options_internal): Likewise.
5722 (aarch64_validate_mcpu): Likewise.
5723 (aarch64_validate_march): Likewise.
5724 (aarch64_validate_mtune): Likewise.
5725 (aarch64_override_options): Likewise.
5726 * config/alpha/alpha.c (alpha_option_override): Likewise.
5727 * config/arc/arc.c (arc_init): Likewise.
5728 (parse_mrgf_banked_regs_option): Likewise.
5729 (arc_override_options): Likewise.
5730 (arc_expand_builtin_aligned): Likewise.
5731 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Likewise.
5732 (arm_expand_builtin): Likewise.
5733 * config/arm/arm.c (arm_option_check_internal): Likewise.
5734 (arm_configure_build_target): Likewise.
5735 (arm_option_override): Likewise.
5736 (arm_options_perform_arch_sanity_checks): Likewise.
5737 (arm_handle_cmse_nonsecure_entry): Likewise.
5738 (arm_handle_cmse_nonsecure_call): Likewise.
5739 (arm_tls_referenced_p): Likewise.
5740 (thumb1_expand_prologue): Likewise.
5741 * config/avr/avr.c (avr_option_override): Likewise.
5742 * config/bfin/bfin.c (bfin_option_override): Likewise.
5743 * config/c6x/c6x.c (c6x_option_override): Likewise.
5744 * config/cr16/cr16.c (cr16_override_options): Likewise.
5745 * config/cris/cris.c (cris_option_override): Likewise.
5746 * config/csky/csky.c (csky_handle_isr_attribute): Likewise.
5747 * config/darwin-c.c (macosx_version_as_macro): Likewise.
5748 * config/darwin.c (darwin_override_options): Likewise.
5749 * config/frv/frv.c (frv_expand_builtin): Likewise.
5750 * config/h8300/h8300.c (h8300_option_override): Likewise.
5751 * config/i386/i386.c (parse_mtune_ctrl_str): Likewise.
5752 (ix86_option_override_internal): Likewise.
5753 (warn_once_call_ms2sysv_xlogues): Likewise.
5754 (ix86_expand_prologue): Likewise.
5755 (split_stack_prologue_scratch_regno): Likewise.
5756 (ix86_warn_parameter_passing_abi): Likewise.
5757 * config/ia64/ia64.c (fix_range): Likewise.
5758 * config/m68k/m68k.c (m68k_option_override): Likewise.
5759 * config/microblaze/microblaze.c (microblaze_option_override): Likewise.
5760 * config/mips/mips.c (mips_emit_probe_stack_range): Likewise.
5761 (mips_set_compression_mode): Likewise.
5762 * config/mmix/mmix.c (mmix_option_override): Likewise.
5763 * config/mn10300/mn10300.c (mn10300_option_override): Likewise.
5764 * config/msp430/msp430.c (msp430_option_override): Likewise.
5765 * config/nds32/nds32.c (nds32_option_override): Likewise.
5766 * config/nios2/nios2.c (nios2_custom_check_insns): Likewise.
5767 (nios2_option_override): Likewise.
5768 (nios2_expand_custom_builtin): Likewise.
5769 * config/nvptx/mkoffload.c (main): Likewise.
5770 * config/nvptx/nvptx.c (diagnose_openacc_conflict): Likewise.
5771 * config/pa/pa.c (fix_range): Likewise.
5772 (pa_option_override): Likewise.
5773 * config/riscv/riscv.c (riscv_parse_cpu): Likewise.
5774 (riscv_option_override): Likewise.
5775 * config/rl78/rl78.c (rl78_option_override): Likewise.
5776 * config/rs6000/aix61.h: Likewise.
5777 * config/rs6000/aix71.h: Likewise.
5778 * config/rs6000/aix72.h: Likewise.
5779 * config/rs6000/driver-rs6000.c (elf_platform): Likewise.
5780 * config/rs6000/freebsd64.h: Likewise.
5781 * config/rs6000/linux64.h: Likewise.
5782 * config/rs6000/rs6000.c (rs6000_option_override_internal): Likewise.
5783 (rs6000_expand_zeroop_builtin): Likewise.
5784 (rs6000_expand_mtfsb_builtin): Likewise.
5785 (rs6000_expand_set_fpscr_rn_builtin): Likewise.
5786 (rs6000_expand_set_fpscr_drn_builtin): Likewise.
5787 (rs6000_invalid_builtin): Likewise.
5788 (rs6000_expand_split_stack_prologue): Likewise.
5789 * config/rs6000/rtems.h: Likewise.
5790 * config/rx/rx.c (valid_psw_flag): Likewise.
5791 (rx_expand_builtin): Likewise.
5792 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Likewise.
5793 * config/s390/s390.c (s390_expand_builtin): Likewise.
5794 (s390_function_profiler): Likewise.
5795 (s390_option_override_internal): Likewise.
5796 (s390_option_override): Likewise.
5797 * config/sh/sh.c (sh_option_override): Likewise.
5798 (sh_builtin_saveregs): Likewise.
5799 (sh_fix_range): Likewise.
5800 * config/sh/vxworks.h: Likewise.
5801 * config/sparc/sparc.c (sparc_option_override): Likewise.
5802 * config/spu/spu.c (spu_option_override): Likewise.
5803 (fix_range): Likewise.
5804 * config/visium/visium.c (visium_option_override): Likewise.
5805 (visium_handle_interrupt_attr): Likewise.
5806 * config/xtensa/xtensa.c (xtensa_option_override): Likewise.
5807 * dbgcnt.c (dbg_cnt_set_limit_by_name): Likewise.
5808 (dbg_cnt_process_opt): Likewise.
5809 * dwarf2out.c (output_dwarf_version): Likewise.
5810 * except.c (expand_eh_return): Likewise.
5811 * gcc.c (defined): Likewise.
5812 (driver_handle_option): Likewise.
5813 (process_command): Likewise.
5814 (compare_files): Likewise.
5815 (driver::prepare_infiles): Likewise.
5816 (driver::do_spec_on_infiles): Likewise.
5817 (driver::maybe_run_linker): Likewise.
5818 * omp-offload.c (oacc_parse_default_dims): Likewise.
5819 * opts-global.c (handle_common_deferred_options): Likewise.
5820 * opts.c (parse_sanitizer_options): Likewise.
5821 (common_handle_option): Likewise.
5822 (enable_warning_as_error): Likewise.
5823 * passes.c (enable_disable_pass): Likewise.
5824 * plugin.c (parse_plugin_arg_opt): Likewise.
5825 (default_plugin_dir_name): Likewise.
5826 * targhooks.c (default_expand_builtin_saveregs): Likewise.
5827 (default_pch_valid_p): Likewise.
5828 * toplev.c (init_asm_output): Likewise.
5829 (process_options): Likewise.
5830 (toplev::run_self_tests): Likewise.
5831 * tree-cfg.c (verify_gimple_call): Likewise.
5832 * tree-inline.c (inline_forbidden_p_stmt): Likewise.
5833 (tree_inlinable_function_p): Likewise.
5834 * var-tracking.c (vt_find_locations): Likewise.
5836 2019-03-11 Andreas Krebbel <krebbel@linux.ibm.com>
5838 * config/s390/s390.c (s390_expand_builtin): Do the copy_to_reg not
5839 only on the else branch.
5841 2019-03-11 Martin Liska <mliska@suse.cz>
5843 * gcov.c (output_intermediate_json_line): Print function
5845 (output_json_intermediate_file): Add new argument.
5846 * doc/gcov.texi: Document the change.
5848 2019-03-11 Eric Botcazou <ebotcazou@adacore.com>
5850 PR rtl-optimization/89588
5851 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
5852 explicit unrolling factor more robust.
5854 2019-03-11 Richard Biener <rguenther@suse.de>
5856 PR tree-optimization/89649
5857 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
5858 * tree-vect-loop-manip.c (vect_do_peeling): Unset force_vectorize
5859 on the prolog and epilog loops.
5860 (vect_loop_versioning): Return copy of loop.
5861 * tree-vect-loop.c (vect_transform_loop): Unset force_vectorize
5862 on the non-vectorized version of the loop.
5864 2019-03-10 Uroš Bizjak <ubizjak@gmail.com>
5867 * config/i386/sse.md (*vec_extractv2di_0_sse):
5868 Add (=r,x) alternative and corresponding splitter.
5870 2019-03-10 Martin Jambor <mjambor@suse.cz>
5872 PR tree-optimization/85762
5873 PR tree-optimization/87008
5874 PR tree-optimization/85459
5875 * tree-sra.c (contains_vce_or_bfcref_p): New parameter, set the bool
5876 it points to if there is a type changing MEM_REF. Adjust all callers.
5877 (build_accesses_from_assign): Disable total scalarization if
5878 contains_vce_or_bfcref_p returns true through the new parameter, for
5881 2019-03-09 Jakub Jelinek <jakub@redhat.com>
5884 * attribs.c (handle_dll_attribute): Don't clear TREE_STATIC for
5885 dllimport on VAR_DECLs with RECORD_TYPE or UNION_TYPE DECL_CONTEXT.
5888 * common.opt (fdiagnostics-show-labels,
5889 fdiagnostics-show-line-numbers, fdiagnostics-format=,
5890 fdiagnostics-minimum-margin-width=, fgnat-encodings=, gas-loc-support,
5891 gas-locview-support, ginline-points, ginternal-reset-location-views):
5892 Terminate description text with a dot.
5893 * config/microblaze/microblaze.opt (mxl-prefetch): Likewise.
5894 * config/mcore/mcore.opt (m210, m340): Likewise.
5895 * config/epiphany/epiphany.opt (mprefer-short-insn-regs, mcmove,
5896 mnops=): Start description text with a capital letter.
5897 * config/arc/arc.opt (msize-level=): Likewise.
5898 * config/sh/sh.opt (minline-ic_invalidate): Likewise.
5899 * config/rs6000/sysv4.opt (mno-toc, mtoc, mno-traceback, mshlib,
5901 * config/ft32/ft32.opt (msim): Likewise.
5902 (mft32b, mcompress): Likewise. Terminate description text with a dot.
5903 (mnodiv, mnopm): Terminate description text with a dot.
5904 * config/c6x/c6x.opt (c6x_sdata): Terminate Enum description with
5906 * config/i386/i386.opt (prefer_vector_width, instrument_return):
5908 * config/rx/rx.opt (nofpu): Remove trailing spaces from description
5911 PR rtl-optimization/89634
5912 * cfgcleanup.c (thread_jump): Punt if registers mentioned in cond1
5913 are modified in BB_END (e->src) instruction.
5915 2019-03-08 David Malcolm <dmalcolm@redhat.com>
5918 * config/i386/i386.c (ix86_set_current_function): Make "sorry"
5919 messages more amenable to translation, and improve wording.
5921 2019-03-08 Bill Schmidt <wschmidt@linux.ibm.com>
5923 * config/rs6000/rs6000-p8swap.c (rs6000_analyze_swaps): Rebuild
5924 ud- and du-chains between phases.
5926 2019-03-08 Richard Sandiford <richard.sandiford@arm.com>
5929 * dwarf2cfi.c (dwarf2out_frame_debug_expr): Use CONST_POLY_INT
5930 instead of POLY_INT_CST.
5932 2019-03-08 Andre Vieira <andre.simoesdiasvieira@arm.com>
5934 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): Add TARGET_VFP_DOUBLE
5937 2019-03-08 Uroš Bizjak <ubizjak@gmail.com>
5942 * config/i386/emmintrin.h (_mm_loadu_si64): New intrinsic.
5943 (_mm_storeu_si64): Ditto.
5945 2019-03-08 Martin Liska <mliska@suse.cz>
5948 * config/i386/i386.c (ix86_option_override_internal): Disable
5949 jump tables when retpolines are used.
5951 2019-03-08 Jan Hubicka <hubicka@ucw.cz>
5954 * ipa-split.c (execute_split_functions): Do not split
5955 'noinline' or 'section' function.
5957 2019-03-08 Jakub Jelinek <jakub@redhat.com>
5960 * config/s390/s390.c (s390_const_operand_ok): Use %wu instead of
5961 HOST_WIDE_INT_PRINT_UNSIGNED and %wd instead of
5962 HOST_WIDE_INT_PRINT_DEC. Formatting fixes.
5965 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
5966 from diagnostics. Formatting fixes.
5969 * ipa-devirt.c (odr_types_equivalent_p): Fix grammar in
5970 warn_odr diagnostics.
5973 * lra-constraints.c (process_alt_operands): Avoid one space before
5974 " at the end of line and another after " on another line in a string
5976 * attribs.c (handle_dll_attribute): Likewise.
5977 * config/avr/avr-devices.c (avr_texinfo): Likewise.
5979 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Don't wrap
5980 warning_at or inform messages in G_() if there is no ?:.
5982 PR tree-optimization/89550
5983 * builtins.c (c_strlen): Only set TREE_NO_WARNING if warning_at
5984 returned true. Formatting fixes.
5985 (expand_builtin_strnlen): Formatting fixes.
5986 * tree-vrp.c (vrp_prop::check_mem_ref): Only set TREE_NO_WARNING
5987 if warning_at returned true.
5988 * tree-cfg.c (pass_warn_function_return::execute): Likewise.
5990 2019-03-08 Richard Biener <rguenther@suse.de>
5993 * cfgloop.h (struct loop): Add owned_clique field.
5994 * cfgloopmanip.c (copy_loop_info): Copy it.
5995 * tree-cfg.c (gimple_duplicate_bb): Do not remap owned_clique
5997 * tree-inline.c (copy_loops): Remap owned_clique.
5998 * lto-streamer-in.c (input_cfg): Stream owned_clique.
5999 * lto-streamer-out.c (output_cfg): Likewise.
6001 2019-03-08 Jakub Jelinek <jakub@redhat.com>
6004 * config/darwin.c: Include intl.h.
6005 (darwin_build_constant_cfstring): Improve i18n of diagnostics by not
6006 composing the message out of two separate parts.
6008 2019-03-07 Jakub Jelinek <jakub@redhat.com>
6011 * config/i386/i386.c (ix86_set_func_type): Make sure diagnostics
6012 doesn't start with a capital letter and doesn't end with a dot.
6013 (ix86_function_arg_boundary): Make sure diagnostics doesn't start
6014 with a capital letter.
6015 (ix86_mangle_function_version_assembler_name): Likewise.
6016 (ix86_generate_version_dispatcher_body): Likewise.
6017 (fold_builtin_cpu): Likewise.
6018 (get_builtin_code_for_version): Likewise. Remove extraneous space.
6019 (ix86_handle_interrupt_attribute): Make the diagnostics easier for
6020 translators, wrap full type name in %qs.
6022 PR translation/79999
6023 * gimplify.c (gimplify_omp_ordered): Reword diagnostics to talk about
6024 depend clause with source (or sink) modifier.
6025 * omp-expand.c (expand_omp_ordered_sink): Likewise.
6028 * config/i386/sse.md (avx512f_mov<ssescalarmodelower>_mask,
6029 *avx512f_load<mode>_mask, avx512f_store<mode>_mask): New define_insns.
6030 (avx512f_load<mode>_mask): New define_expand.
6031 * config/i386/i386-builtin.def (__builtin_ia32_loadsd_mask,
6032 __builtin_ia32_loadss_mask, __builtin_ia32_storesd_mask,
6033 __builtin_ia32_storess_mask, __builtin_ia32_movesd_mask,
6034 __builtin_ia32_movess_mask): New builtins.
6035 * config/i386/avx512fintrin.h (_mm_mask_load_ss, _mm_maskz_load_ss,
6036 _mm_mask_load_sd, _mm_maskz_load_sd, _mm_mask_move_ss,
6037 _mm_maskz_move_ss, _mm_mask_move_sd, _mm_maskz_move_sd,
6038 _mm_mask_store_ss, _mm_mask_store_sd): New intrinsics.
6040 2019-03-07 Martin Jambor <mjambor@suse.cz>
6043 * ipa-cp.c (perform_estimation_of_a_value): Account zero time benefit
6044 for extern inline functions.
6046 2019-03-07 Martin Jambor <mjambor@suse.cz>
6049 * cgraph.h (cgraph_node): New inline method former_thunk_p.
6050 * cgraph.c (cgraph_node::dump): Dump a note if node is a former thunk.
6051 (clone_of_p): Treat expanded thunks like thunks, be optimistic if they
6052 have multiple callees. At the end check if declarations match as
6053 opposed to cgraph_nodes.
6055 2019-03-07 Martin Liska <mliska@suse.cz>
6057 * cgraph.c (cgraph_node::verify_node): Verify with a neighbour
6058 which is equivalent to searching for this in clones chain.
6059 * symtab.c (symtab_node::verify_base): Similarly compare ASM
6060 names with a neighbour and special case first node in a chain.
6062 2019-01-25 Jason Merrill <jason@redhat.com>
6064 PR c++/80916 - spurious "static but not defined" warning.
6065 * gimple-fold.c (can_refer_decl_in_current_unit_p): Return false
6066 for an internal symbol with DECL_EXTERNAL.
6068 2019-04-07 Richard Biener <rguenther@suse.de>
6071 * cfgloopmanip.c (copy_loop_info): Copy forgotten fields.
6072 * tree-inline.c (copy_loops): Simplify.
6074 2019-03-07 Martin Liska <mliska@suse.cz>
6076 * dwarf2out.c (add_AT_vms_delta): Revert function removal.
6078 2019-03-07 Richard Biener <rguenther@suse.de>
6080 PR tree-optimization/89595
6081 * tree-ssa-dom.c (dom_opt_dom_walker::optimize_stmt): Take
6082 stmt iterator as reference, take boolean output parameter to
6083 indicate whether the stmt was removed and thus the iterator
6085 (dom_opt_dom_walker::before_dom_children): Re-iterate over
6086 stmts created by folding.
6088 2019-03-07 Jakub Jelinek <jakub@redhat.com>
6091 * doc/extend.texi (Basic Asm): Document qualifiers are not allowed
6094 2019-03-06 Peter Bergner <bergner@linux.ibm.com>
6096 PR rtl-optimization/88845
6097 * config/rs6000/rs6000.c (rs6000_emit_move_si_sf_subreg): Enable during
6099 * lra.c (remove_scratches_1): New function.
6100 (remove_scratches): Use it.
6101 (lra_emit_move): Likewise.
6103 2019-03-06 Claudiu Zissulescu <claziss@synopsys.com>
6105 * config/arc/arc-c.def (__ARC_UNALIGNED__): Set it on
6106 unaligned_access variable.
6107 * config/arc/arc.c (arc_override_options): Set unaligned access
6108 default on for HS CPUs.
6109 * config/arc/arc.h (STRICT_ALIGNMENT): Fix logic.
6111 2019-03-06 Martin Liska <mliska@suse.cz>
6113 PR gcov-profile/89577
6114 * doc/gcov.texi: Prefer to use --coverage.
6115 * doc/sourcebuild.texi: Likewise.
6117 2019-03-02 Jason Merrill <jason@redhat.com>
6119 PR c++/86485 - -Wmaybe-unused with empty class ?:
6120 * gimplify.c (gimplify_cond_expr): Use INIT_EXPR.
6122 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6125 * config/rs6000/t-linux (MULTIARCH_DIRNAME): Set to non-empty only
6129 * builtins.c (maybe_emit_free_warning): Punt if free doesn't have
6130 exactly one argument.
6132 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6133 Richard Sandiford <richard.sandiford@arm.com>
6135 PR tree-optimization/89570
6136 * match.pd (vec_cond into cond_op simplification): Don't use
6137 get_conditional_internal_fn, use as_internal_fn (cond_op).
6139 2019-03-05 Wilco Dijkstra <wdijkstr@arm.com>
6142 * config/arm/arm.md (movsi): Use targetm.cannot_force_const_mem
6143 to decide when to split off a non-zero offset from a symbol.
6144 * config/arm/arm.c (arm_cannot_force_const_mem): Disallow offsets
6145 in function symbols.
6147 2019-03-05 Richard Biener <rguenther@suse.de>
6149 PR tree-optimization/89594
6150 * tree-if-conv.c (pass_if_conversion::execute): Handle
6151 case where .LOOP_VECTORIZED_FUNCTION was removed.
6153 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6156 * fold-const.c (fold_checksum_tree): Don't use fixed size buffer,
6157 instead alloca it only when needed with the needed size.
6159 PR tree-optimization/89570
6160 * match.pd (vec_cond into cond_op simplification): Guard with
6161 vectorized_internal_fn_supported_p test and #if GIMPLE.
6163 PR tree-optimization/89566
6164 * gimple-ssa-sprintf.c (sprintf_dom_walker::handle_gimple_call):
6165 Set info.fncode to BUILT_IN_NONE if gimple_call_builtin_p failed.
6166 Punt if get_user_idx_format succeeds, but idx_format argument is
6167 not provided or doesn't have pointer type, or if idx_args is above
6168 number of provided arguments.
6170 2019-03-04 Wilco Dijkstra <wdijkstr@arm.com>
6172 PR tree-optimization/89437
6173 * match.pd: Use lt in sin(atan(x)) and cos(atan(x)) simplifications.
6175 2019-03-04 Richard Biener <rguenther@suse.de>
6178 * tree-scalar-evolution.c: (get_loop_exit_condition): Use
6181 2019-03-04 Bin Cheng <bin.cheng@linux.alibaba.com>
6183 PR tree-optimization/89487
6184 * tree-loop-distribution.c (has_nonaddressable_dataref_p): New.
6185 (create_rdg_vertices): Compute has_nonaddressable_dataref_p.
6186 (distribute_loop): Don't do runtime alias check if there is non-
6187 addressable data reference.
6188 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Check if VAR_DECL
6189 is a register variable.
6191 2019-03-02 Jakub Jelinek <jakub@redhat.com>
6194 * config/arm/arm.md (cmpsi2_addneg): Use
6195 trunc_int_for_mode (-INTVAL (...), SImode) instead of -INTVAL (...).
6196 If operands[2] is 0 or INT_MIN, force use of subs.
6197 (*compare_scc splitter): Use gen_int_mode.
6198 (*negscc): Likewise.
6199 * config/arm/thumb2.md (*thumb2_negscc): Likewise.
6201 2019-03-01 Kito Cheng <kito.cheng@gmail.com>
6202 Monk Chiang <sh.chiang04@gmail.com>
6204 * common/config/riscv/riscv-common.c: Include sstream.
6205 (riscv_subset_list::to_string): New.
6206 (riscv_arch_str): Likewise.
6207 * config.gcc (riscv*-*-*): Handle --with-riscv-attribute=
6209 * config/riscv/riscv-protos.h (riscv_arch_str): New.
6210 * config/riscv/riscv.c (INCLUDE_STRING): Defined.
6211 (riscv_emit_attribute): New.
6212 (riscv_file_start): Emit attribute if needed.
6213 (riscv_option_override): Init riscv_emit_attribute_p.
6214 * config/riscv/riscv.opt (mriscv-attribute): New option.
6215 * configure.ac (riscv*-*-*): Check binutils is supporting ELF
6217 * doc/install.texi: Document --with-riscv-attribute.
6218 * doc/invoke.texi: Document -mriscv-attribute.
6220 * common/config/riscv/riscv-common.c:
6221 Include config/riscv/riscv-protos.h.
6222 (INCLUDE_STRING): Defined.
6223 (RISCV_DONT_CARE_VERSION): Defined.
6224 (riscv_subset_t): Declare.
6225 (riscv_subset_t::riscv_subset_t): New.
6226 (riscv_subset_list): Declare.
6227 (riscv_subset_list::riscv_subset_list): New.
6228 (riscv_subset_list::~riscv_subset_list): Likewise.
6229 (riscv_subset_list::parsing_subset_version): Likewise.
6230 (riscv_subset_list::parse_std_ext): Likewise.
6231 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
6232 (riscv_subset_list::add): Likewise.
6233 (riscv_subset_list::lookup): Likewise.
6234 (riscv_subset_list::xlen): Likewise.
6235 (riscv_subset_list::parse): Likewise.
6236 (riscv_supported_std_ext): Likewise.
6237 (current_subset_list): Likewise.
6238 (riscv_parse_arch_string): Using riscv_subset_list::parse to
6241 2019-03-01 Segher Boessenkool <segher@kernel.crashing.org>
6243 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
6244 rs6000_dejagnu_cpu_index is set, use that to override rs6000_cpu_index.
6245 * config/rs6000/rs6000.opt (mdejagnu-cpu=): New option.
6247 2019-03-01 Alexander Monakov <amonakov@ispras.ru>
6249 PR rtl-optimization/85899
6250 * haifa-sched.c (find_fallthru_edge_from): Relax assert to account for
6251 fallthru edges leading to the exit block.
6253 2019-03-01 Tamar Christina <tamar.christina@arm.com>
6256 * config/aarch64/aarch64-option-extensions.def (fp, simd, crypto, fp16,
6257 rdma, dotprod, sha2, sha3, sm4, fp16fml, sve): Collapse line.
6259 2019-03-01 Richard Sandiford <richard.sandiford@arm.com>
6261 PR tree-optimization/89535
6262 * tree-vect-stmts.c (vectorizable_call): Record the vector types
6263 for each operand. Calculate the fallback choice for mask operands
6264 and pass it to vect_get_vec_def_for_operand.
6266 2019-03-01 Richard Biener <rguenther@suse.de>
6269 * tree-ssa-operands.c (add_stmt_operand): CONST_DECL may
6270 get virtual operands.
6271 (get_expr_operands): Handle CONST_DECL like other decls.
6273 2019-03-01 Jakub Jelinek <jakub@redhat.com>
6276 * fold-const.c (fold_checksum_tree): Ignore TREE_NO_WARNING bit
6277 on DECL_P and EXPR_P.
6279 2019-03-01 Richard Biener <rguenther@suse.de>
6282 * tree-cfgcleanup.h (cleanup_tree_cfg): Add SSA update flags
6283 argument, defaulted to zero.
6284 * passes.c (execute_function_todo): Pass down SSA update flags
6285 to cleanup_tree_cfg.
6286 * tree-cfgcleanup.c: Include tree-into-ssa.h and tree-cfgcleanup.h.
6287 (cleanup_tree_cfg_noloop): After cleanup_control_flow_pre update SSA
6289 (cleanup_tree_cfg): Get and pass down SSA update flags.
6291 2019-03-01 Jakub Jelinek <jakub@redhat.com>
6294 * dwarf2out.c (output_comdat_type_unit): Add ATTRIBUTE_UNUSED to
6295 early_lto_debug argument.
6297 2019-02-28 Eric Botcazou <ebotcazou@adacore.com>
6299 PR tree-optimization/89536
6300 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_NOT_EXPR>: Test
6301 only whether bit #0 of the value is 0 instead of the entire value.
6303 2019-02-28 Marek Polacek <polacek@redhat.com>
6305 PR c++/87068 - missing diagnostic with fallthrough statement.
6306 * gimplify.c (expand_FALLTHROUGH_r): If IFN_FALLTHROUGH was found
6307 at the end of a seq, save its location to walk_stmt_info.
6308 (expand_FALLTHROUGH): Warn if IFN_FALLTHROUGH is at the end of
6311 2019-02-28 Jan Hubicka <hubicka@ucw.cz>
6314 * tree.c (find_atomic_core_type): Move ahead in file.
6315 (check_base_type): Correctly compare alignments of atomic types.
6317 2019-02-28 H.J. Lu <hongjiu.lu@intel.com>
6320 * config/i386/i386.c (get_builtin_code_for_version): Identify
6321 Westmere from PCLMUL, instead of AES.
6323 2019-02-28 Jakub Jelinek <jakub@redhat.com>
6326 * config/arm/arm.md (*subsi3_carryin_compare_const): Use
6327 trunc_int_for_mode (-INTVAL (...), SImode), just instead of
6330 2019-02-28 Tamar Christina <tamar.christina@arm.com>
6333 * config/aarch64/aarch64-option-extensions.def: Document it.
6334 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Skip feature
6337 2019-02-28 Jakub Jelinek <jakub@redhat.com>
6340 * convert.c (convert_to_real_1, convert_to_integer_1): Punt for
6341 builtins if they don't have a single scalar floating point argument.
6344 2019-02-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
6346 PR rtl-optimization/89490
6347 * varasm.c (get_block_for_section): Bail out for mergeable sections.
6348 (default_use_anchors_for_symbol_p, output_object_block): Assert the
6349 block section is not mergeable.
6351 2019-02-27 Jakub Jelinek <jakub@redhat.com>
6354 * config/arm/arm.md (arm_casesi_internal): New define_expand. Rename
6355 old define_insn to ...
6356 (*arm_casesi_internal): ... this. Add mode to LABEL_REFs.
6357 * config/arm/thumb2.md (thumb2_casesi_internal): New define_expand.
6358 Rename old define_insn to ...
6359 (*thumb2_casesi_internal): ... this. Add mode to LABEL_REFs.
6360 (thumb2_casesi_internal_pic): New define_expand. Rename old
6362 (*thumb2_casesi_internal_pic): ... this. Add mode to LABEL_REFs.
6363 * config/aarch64/aarch64.md (casesi): Create the casesi_dispatch
6364 MEM manually here, set MEM_READONLY_P and MEM_NOTRAP_P on it.
6366 2019-02-27 Richard Biener <rguenther@suse.de>
6369 * dwarf2out.c (use_debug_types): Disable when in_lto_p.
6371 2019-02-27 Richard Biener <rguenther@suse.de>
6373 * passes.c (should_skip_pass_p): Do not skip cgraph-edge
6376 2019-02-27 Richard Biener <rguenther@suse.de>
6379 * dwarf2out.c (output_comdat_type_unit): Add early_lto_debug
6380 parameter, prefix section name with .gnu.debuglto_ if true.
6381 (dwarf2out_finish): Pass false to output_comdat_type_unit.
6382 (dwarf2out_early_finish): Pass true to output_comdat_type_unit.
6384 2019-02-27 Richard Biener <rguenther@suse.de>
6387 * dwarf2out.c (size_of_die): Key on AT_ref (a)->comdat_type_p
6388 rather than on use_debug_types, doing what output_die does.
6389 (value_format): Likewise.
6391 2019-02-27 Martin Jambor <mjambor@suse.cz>
6392 Martin Sebor <msebor@redhat.com>
6394 * doc/invoke.texi (Warning Options): Reword description of
6395 -Wno-absolute-value.
6397 2019-02-27 Jakub Jelinek <jakub@redhat.com>
6399 PR tree-optimization/89280
6400 * tree-cfgcleanup.c (maybe_dead_abnormal_edge_p,
6401 builtin_setjmp_setup_bb): New functions.
6402 (cleanup_control_flow_pre): Ignore maybe_dead_abnormal_edge_p edges.
6403 When visiting __builtin_setjmp_setup block, queue in special
6404 setjmp_vec vector edges from .ABNORMAL_DISPATCHER to corresponding
6405 __builtin_setjmp_receiver. Remove .ABNORMAL_DISPATCHER basic blocks
6406 from visited after the loop if they don't have any visited successor
6409 2018-02-26 Steve Ellcey <sellcey@marvell.com>
6411 * config/aarch64/aarch64.c (aarch64_get_multilib_abi_name):
6413 (TARGET_GET_MULTILIB_ABI_NAME): New macro.
6415 2019-02-26 Jakub Jelinek <jakub@redhat.com>
6418 * tree.c (valid_constant_size_p): Deal with size INTEGER_CSTs
6419 with types other than sizetype/ssizetype.
6421 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
6423 * config/sparc/sparc-opts.h (enum processor_type): Rename to...
6424 (enum sparc_processor_type): ...this.
6425 (enum sparc_code_model_type): New enumeration type.
6426 (enum sparc_memory_model_type): Tweak comments.
6427 * config/sparc/sparc.opt (mcpu): Adjust to above renaming.
6429 (mcmodel): Use sparc_code_model enumeration and variable.
6430 (sparc_code_model): New enumeration.
6431 (mdebug): Add Undocumented marker.
6432 * config/sparc/sparc.h (enum cmodel): Delete.
6433 (sparc_cmodel): Likewise.
6434 (TARGET_CM_MEDLOW): Adjust to above renaming.
6435 (TARGET_CM_MEDMID): Likewise.
6436 (TARGET_CM_MEDANY): Likewise.
6437 (TARGET_CM_EMBMEDANY): Likewise.
6438 * config/sparc/sparc.c (sparc_cmodel): Delete.
6439 (sparc_option_override): Remove string/value mapping support for the
6440 code model. Move code and memory model support to after the handling
6441 of target flags. Do private machine setup last.
6442 (sparc_emit_set_symbolic_const64): Use sparc_code_model.
6443 (sparc_legitimize_reload_address): Likewise.
6444 (sparc_output_mi_thunk): Likewise.
6445 * config/sparc/sparc.md (cpu): Adjust comment to above renaming.
6447 2019-02-26 Jakub Jelinek <jakub@redhat.com>
6449 PR tree-optimization/89500
6450 * tree-ssa-strlen.c (stridx_strlenloc): Adjust comment.
6451 (handle_builtin_strlen): Remove noncst_bound variable. Always
6452 optimize strnlen (x, 0) to 0. Optimize strnlen (x, cst) to
6453 cst if the first cst bytes starting at x are known to be non-zero,
6454 even if the string is not zero terminated. Don't try to modify
6455 *si for strnlen. Update strlen_to_stridx only for strlen or if
6456 we can prove strnlen returns the same value as strlen would.
6458 2019-02-26 Martin Liska <mliska@suse.cz>
6460 * alloc-pool.h (struct pool_usage): Remove extra
6462 * bitmap.h (struct bitmap_usage): Likewise.
6463 * ggc-common.c (struct ggc_usage): Likewise.
6464 * mem-stats.h (struct mem_usage): Likewise.
6465 (mem_alloc_description::dump): Print dash lines
6466 here and repeat header at the end of a table report.
6467 It's then more readable.
6468 * tree-phinodes.c (phinodes_print_statistics): Make
6469 horizontal alignment.
6470 * tree-ssanames.c (ssanames_print_statistics): Likewise.
6471 * vec.c (struct vec_usage): Remove extra print_dash_line.
6472 * vec.h (vec_safe_grow_cleared): Pass PASS_MEM_STAT.
6474 2019-02-26 Uroš Bizjak <ubizjak@gmail.com>
6476 * doc/extend.texi (__builtin_object_size):
6477 Use @pxref instead of @xref inside parenthesis.
6478 (__builtin_has_attribute): Add missing comma after @xref.
6479 (__builtin_object_size): Ditto.
6480 * doc/md.texi (cond_*{mode}): Use @samp instead of @var around op1[i].
6481 * fortran/invoke.texi (-ffpe-trap): Use @var for every item
6484 2019-02-26 Jeff Law <law@redhat.com>
6486 PR rtl-optimization/87761
6487 * regcprop.c (copyprop_hardreg_forward_1): Use REG_UNUSED notes to
6488 detect obviously dead insns and delete them.
6490 2019-02-26 Richard Biener <rguenther@suse.de>
6492 PR tree-optimization/89505
6493 * tree-ssa-structalias.c (compute_dependence_clique): Make sure
6494 to handle restrict pointed-to vars with multiple subvars
6497 2019-02-26 Richard Biener <rguenther@suse.de>
6499 PR tree-optimization/89489
6500 * tree-parloops.c (create_loop_fn): Copy over last_clique.
6502 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
6504 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_IOR_EXPR>: Fix
6505 and move around comment.
6506 <BIT_AND_EXPR>: Likewise.
6507 <BIT_NOT_EXPR>: Add specific handling for boolean types.
6509 2019-02-26 Jakub Jelinek <jakub@redhat.com>
6512 * config/i386/i386.c (remove_partial_avx_dependency): Call
6513 df_analyze etc. before creation of the v4sf_const0 pseudo, rather than
6514 after changing possibly many instructions to use that pseudo. Fix up
6515 insertion of v4sf_const0 setter at the start of bb.
6517 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
6520 * doc/extend.texi (Variadic Pointer Args): New section.
6522 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
6523 Martin Sebor <msebor@gmail.com>
6525 * common.opt (Wattribute-alias): Likewise.
6526 * doc/invoke.texi (Option Summary): List general form of
6527 -Wattribute-alias=. List positive form of -Wmissing-attributes.
6528 (-Wmissing-attributes): Invert entry, rewrite and correct default.
6529 Add cross-references.
6530 (-Wattribute-alias): Rewrite and correct default. Mention
6531 considered attributes (same as for -Wmissing-attributes).
6533 2019-02-25 Paul A. Clarke <pc@us.ibm.com>
6535 * config/rs6000/emmintrin.h (_mm_cvtpd_epi32): Fix big endian.
6536 (_mm_cvtpd_ps): Likewise.
6537 (_mm_cvttpd_epi32): Likewise.
6540 * config/rs6000/xmmintrin.h (_mm_cvtss_f32): Fix type mismatch.
6541 (_mm_cvt_ss2si): Fix type mismatch and 32-bit.
6544 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Fix 32-bit.
6546 2019-02-25 Tamar Christina <tamar.christina@arm.com>
6549 * common/config/aarch64/aarch64-common.c
6550 (struct aarch64_option_extension): Add is_synthetic.
6551 (all_extensions): Use it.
6552 (TARGET_OPTION_INIT_STRUCT): Define hook.
6553 (struct gcc_targetm_common): Moved to end.
6554 (all_extensions_by_on): New.
6555 (opt_ext_cmp, typedef opt_ext): New.
6556 (aarch64_option_init_struct): New.
6557 (aarch64_contains_opt): New.
6558 (aarch64_get_extension_string_for_isa_flags): Output smallest set.
6559 * config/aarch64/aarch64-option-extensions.def
6560 (AARCH64_OPT_EXTENSION): Explicitly include AES and SHA2 in crypto.
6561 (fp, simd, crc, lse, fp16, rcpc, rdma, dotprod, aes, sha2, sha3,
6562 sm4, fp16fml, sve, profile, rng, memtag, sb, ssbs, predres):
6563 Set is_synthetic to false.
6564 (crypto): Set is_synthetic to true.
6565 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Add
6568 2019-02-25 Tamar Christina <tamar.christina@arm.com>
6570 * config/arm/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
6571 vfmlal_high_u32, vfmlsl_high_u32, vfmlalq_low_u32, vfmlslq_low_u32,
6572 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
6573 vfmlal_lane_high_u32, vfmlalq_laneq_low_u32, vfmlalq_lane_low_u32,
6574 vfmlal_laneq_low_u32, vfmlalq_laneq_high_u32, vfmlalq_lane_high_u32,
6575 vfmlal_laneq_high_u32, vfmlsl_lane_low_u32, vfmlsl_lane_high_u32,
6576 vfmlslq_laneq_low_u32, vfmlslq_lane_low_u32, vfmlsl_laneq_low_u32,
6577 vfmlslq_laneq_high_u32, vfmlslq_lane_high_u32, vfmlsl_laneq_high_u32):
6579 (vfmlal_low_f16, vfmlsl_low_f16, vfmlal_high_f16, vfmlsl_high_f16,
6580 vfmlalq_low_f16, vfmlslq_low_f16, vfmlalq_high_f16, vfmlslq_high_f16,
6581 vfmlal_lane_low_f16, vfmlal_lane_high_f16, vfmlalq_laneq_low_f16,
6582 vfmlalq_lane_low_f16, vfmlal_laneq_low_f16, vfmlalq_laneq_high_f16,
6583 vfmlalq_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_lane_low_f16,
6584 vfmlsl_lane_high_f16, vfmlslq_laneq_low_f16, vfmlslq_lane_low_f16,
6585 vfmlsl_laneq_low_f16, vfmlslq_laneq_high_f16, vfmlslq_lane_high_f16,
6586 vfmlsl_laneq_high_f16): ... To this.
6587 * config/arm/neon.md: Update comments.
6589 2019-02-25 Tamar Christina <tamar.christina@arm.com>
6591 * config/aarch64/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
6592 vfmlalq_low_u32, vfmlslq_low_u32, vfmlal_high_u32, vfmlsl_high_u32,
6593 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
6594 vfmlsl_lane_low_u32, vfmlal_laneq_low_u32, vfmlsl_laneq_low_u32,
6595 vfmlalq_lane_low_u32, vfmlslq_lane_low_u32, vfmlalq_laneq_low_u32,
6596 vfmlslq_laneq_low_u32, vfmlal_lane_high_u32, vfmlsl_lane_high_u32,
6597 vfmlal_laneq_high_u32, vfmlsl_laneq_high_u32, vfmlalq_lane_high_u32,
6598 vfmlslq_lane_high_u32, vfmlalq_laneq_high_u32, vfmlslq_laneq_high_u32):
6600 (vfmlal_low_f16, vfmlsl_low_f16, vfmlalq_low_f16, vfmlslq_low_f16,
6601 vfmlal_high_f16, vfmlsl_high_f16, vfmlalq_high_f16, vfmlslq_high_f16,
6602 vfmlal_lane_low_f16, vfmlsl_lane_low_f16, vfmlal_laneq_low_f16,
6603 vfmlsl_laneq_low_f16, vfmlalq_lane_low_f16, vfmlslq_lane_low_f16,
6604 vfmlalq_laneq_low_f16, vfmlslq_laneq_low_f16, vfmlal_lane_high_f16,
6605 vfmlsl_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_laneq_high_f16,
6606 vfmlalq_lane_high_f16, vfmlslq_lane_high_f16, vfmlalq_laneq_high_f16,
6607 vfmlslq_laneq_high_f16): ... To this.
6609 2019-02-25 Alexander Monakov <amonakov@ispras.ru>
6611 PR rtl-optimization/86096
6612 * df-scan.c (df_mw_compare): Do not check mw_reg fields when
6613 comparing mw_order values.
6615 2019-02-25 Jakub Jelinek <jakub@redhat.com>
6618 * config/arm/arm.md (*subsi3_carryin_const): Use
6619 arm_neg_immediate_operand predicate instead of
6620 arm_not_immediate_operand, "L" constraint instead of "K" and
6621 print it using %n2 instead of %B2.
6622 (*subsi3_carryin_const0): New define_insn.
6623 (*subsi3_carryin_compare_const): Use const_int_I_operand predicate
6624 instead of arm_not_operand and "I" constraint instead of "K" and
6625 print it using %n3 instead of %B2. Instead of using match_dup 2 add
6626 another match_operand and in the condition check that it is negation
6628 (*subsi3_carryin_compare_const0): New define_ins.
6629 (*subdi_di_zesidi): Adjust to use *subsi3_carryin_const0 instead of
6630 *subsi3_carryin_const.
6631 (*arm_cmpdi_insn): Fix splitting into *subsi3_carryin_compare_const,
6632 split into *subsi3_carryin_compare_const0 if the highpart is zero.
6635 * config/arm.vfp.md (*negdf2_vfp): Use
6636 gen_int_mode (0x80000000, SImode) instead of GEN_INT (0x80000000).
6637 * config/arm/neon.md (neon_copysignf<mode>): Likewise.
6639 2019-02-24 Jakub Jelinek <jakub@redhat.com>
6641 PR rtl-optimization/89445
6642 * simplify-rtx.c (simplify_ternary_operation): Don't use
6643 simplify_merge_mask on operands that may trap.
6644 * rtlanal.c (may_trap_p_1): Use FLOAT_MODE_P instead of
6645 SCALAR_FLOAT_MODE_P checks. For integral division by zero, if
6646 second operand is CONST_VECTOR, check if any element could be zero.
6647 Don't expect traps for VEC_{MERGE,SELECT,CONCAT,DUPLICATE} unless
6648 their operands can trap.
6650 2019-02-23 Martin Sebor <msebor@redhat.com>
6652 * gimple-ssa-sprintf.c (target_strtol): Rename...
6653 (target_strtohwi): ...to this. Handle values up to HOST_WIDE_INT_MAX.
6654 (parse_directive): Adjust to name change. Use HOST_WIDE_INT_MAX to
6655 check for range error.
6657 2019-02-23 H.J. Lu <hongjiu.lu@intel.com>
6660 * opts-common.c (prune_options): Also prune joined switches
6661 with Negative and RejectNegative.
6662 * config/i386/i386.opt (march=): Add Negative(march=).
6663 (mtune=): Add Negative(mtune=).
6664 * doc/options.texi: Document Negative used together with Joined
6667 2019-02-22 Martin Sebor <msebor@redhat.com>
6669 * doc/extend.texi (Other Builtins): Add
6670 __builtin_is_constant_evaluated.
6672 2019-02-22 Richard Biener <rguenther@suse.de>
6674 PR tree-optimization/87609
6675 * tree-cfg.c (gimple_duplicate_bb): Only remap inlined cliques.
6677 2019-02-22 Jeff Law <law@redhat.com>
6679 PR rtl-optimization/87761
6680 * config/mips/mips.md: Add new combiner pattern to recognize
6681 a bitfield extraction using (ashiftrt (truncate (ashift (...)))).
6683 2019-02-22 Matthew Malcomson <matthew.malcomson@arm.com>
6686 * config/aarch64/aarch64.md: Use aarch64_general_reg predicate on
6687 destination register in peepholes generating patterns for ADDS/SUBS.
6688 (add<mode>3_compare0,
6689 *addsi3_compare0_uxtw, add<mode>3_compareC,
6690 add<mode>3_compareV_imm, add<mode>3_compareV,
6691 *adds_<optab><ALLX:mode>_<GPI:mode>,
6692 *subs_<optab><ALLX:mode>_<GPI:mode>,
6693 *adds_<optab><ALLX:mode>_shift_<GPI:mode>,
6694 *subs_<optab><ALLX:mode>_shift_<GPI:mode>,
6695 *adds_<optab><mode>_multp2, *subs_<optab><mode>_multp2,
6696 *sub<mode>3_compare0, *subsi3_compare0_uxtw,
6697 sub<mode>3_compare1): Allow stack pointer for source register.
6698 * config/aarch64/predicates.md (aarch64_general_reg): New predicate.
6700 2019-02-22 Martin Sebor <msebor@redhat.com>
6702 PR tree-optimization/88993
6703 PR tree-optimization/88853
6704 * gimple-ssa-sprintf.c (sprintf_dom_walker::call_info::is_file_func):
6706 (sprintf_dom_walker::call_info::is_string_func): New helper.
6707 (format_directive): Only issue "may exceed" 4095/INT_MAX warnings
6708 for formatted string functions.
6709 (sprintf_dom_walker::handle_gimple_call): Fix a typo in a comment.
6711 2019-02-22 Martin Sebor <msebor@redhat.com>
6714 * c-parser.c (sizeof_ptr_memacc_comptypes): Avoid warning in
6715 unreachable subexpressions.
6717 2019-02-22 H.J. Lu <hongjiu.lu@intel.com>
6718 Hongtao Liu <hongtao.liu@intel.com>
6719 Sunil K Pandey <sunil.k.pandey@intel.com>
6722 * config/i386/i386-passes.def: Add
6723 pass_remove_partial_avx_dependency.
6724 * config/i386/i386-protos.h
6725 (make_pass_remove_partial_avx_dependency): New.
6726 * config/i386/i386.c (make_pass_remove_partial_avx_dependency):
6728 (pass_data_remove_partial_avx_dependency): New.
6729 (pass_remove_partial_avx_dependency): Likewise.
6730 (make_pass_remove_partial_avx_dependency): Likewise.
6731 * config/i386/i386.md (avx_partial_xmm_update): New attribute.
6732 (*extendsfdf2): Add avx_partial_xmm_update.
6733 (truncdfsf2): Likewise.
6734 (*float<SWI48:mode><MODEF:mode>2): Likewise.
6735 (SF/DF conversion splitters): Disabled for TARGET_AVX.
6737 2019-02-22 Aldy Hernandez <aldyh@redhat.com>
6740 * gimple-ssa-sprintf.c (pass_sprintf_length::execute): Enable loop
6743 2019-02-22 Thiago Macieira <thiago.macieira@intel.com>
6746 * config/i386/i386.h (PTA_WESTMERE): Remove PTA_AES.
6747 (PTA_SKYLAKE): Add PTA_AES.
6748 (PTA_GOLDMONT): Likewise.
6750 2019-02-22 Sudakshina Das <sudi.das@arm.com>
6752 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Add bti
6753 instruction if enabled.
6754 (aarch64_override_options): Remove reference to return address key.
6756 2019-02-22 Richard Biener <rguenther@suse.de>
6758 PR tree-optimization/89440
6759 * tree-vect-loop.c (vect_create_epilog_for_reduction): Remove
6760 not necessary assert.
6762 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
6765 * omp-general.c (oacc_replace_fn_attrib): Mostly split out into...
6766 (oacc_replace_fn_attrib_attr): ... this new function.
6767 * omp-general.h (oacc_replace_fn_attrib_attr): New prototype.
6768 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Revert workaround.
6770 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6772 * config/arm/arm-cpus.in (ares): Rename to...
6773 (neoverse-n1): ... This. Add ares as alias.
6774 * config/arm/arm-tables.opt: Regenerate.
6775 * config/arm/arm-tune.md: Likewise.
6776 * doc/invoke.txt (ARM Options): Document neoverse-n1.
6778 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6780 * config/aarch64/aarch64-cores.def (neoverse-e1): Define.
6781 * config/aarch64/aarch64-tune.md: Regenerate.
6782 * doc/invoke.texi (AArch64 Options): Document neoverse-e1 -mcpu option.
6784 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6786 * config/aarch64/aarch64.c (ares_tunings): Rename to...
6787 (neoversen1_tunings): ... This.
6788 * config/aarch64/aarch64-cores.def (ares): Change tuning to the above.
6789 (neoverse-n1): New CPU.
6790 * config/aarch64/aarch64-tune.md: Regenerate.
6791 * doc/invoke.txt (AArch64 Options): Document neoverse-n1.
6793 2019-02-22 Richard Biener <rguenther@suse.de>
6796 * cfghooks.h (dependence_hash): New typedef.
6797 (struct copy_bb_data): New type.
6798 (cfg_hooks::duplicate_block): Adjust to take a copy_bb_data argument.
6799 (duplicate_block): Likewise.
6800 * cfghooks.c (duplicate_block): Pass down copy_bb_data.
6801 (copy_bbs): Create and pass down copy_bb_data.
6802 * cfgrtl.c (cfg_layout_duplicate_bb): Adjust.
6803 (rtl_duplicate_bb): Likewise.
6804 * tree-cfg.c (gimple_duplicate_bb): If the copy_bb_data arg is not NULL
6805 remap dependence info.
6807 2019-02-22 Richard Biener <rguenther@suse.de>
6809 PR tree-optimization/87609
6810 * tree-core.h (tree_base): Document special clique values.
6811 * tree-inline.c (remap_dependence_clique): Do not use the
6812 special clique value of one.
6813 (maybe_set_dependence_info): Use clique one.
6814 (clear_dependence_clique): New callback.
6815 (compute_dependence_clique): Clear clique one from all refs
6816 before assigning it (again).
6818 2019-02-21 Martin Sebor <msebor@redhat.com>
6820 * doc/extend.texi (__clear_cache): Correct signature.
6822 2019-02-21 Ian Lance Taylor <iant@golang.org>
6825 * varasm.c (decode_addr_const): Call lookup_constant_def rather
6826 than output_constant_def.
6827 (add_constant_to_table): New static function.
6828 (output_constant_def): Call add_constant_to_table.
6829 (tree_output_constant_def): Likewise.
6831 2019-02-21 Jakub Jelinek <jakub@redhat.com>
6834 * builtins.c (fold_builtin_arith_overflow): If first two args are
6835 INTEGER_CSTs, set intres and ovfres to constants rather than calls
6838 2019-02-21 H.J. Lu <hongjiu.lu@intel.com>
6841 * config/i386/i386.c (ix86_set_indirect_branch_type): Issue an
6842 error for -mindirect-branch/-mfunction-return with incompatible
6845 2019-02-21 Jakub Jelinek <jakub@redhat.com>
6848 * constraints.md (q): Remove.
6849 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use rk constraint
6852 2019-02-21 Martin Jambor <mjambor@suse.cz>
6855 * omp-general.c (omp_extract_for_data): Removed a duplicate call
6856 to omp_adjust_for_condition, moved NE_EXPR code_cond processing...
6857 (omp_adjust_for_condition): ...here. Added necessary parameters.
6858 * omp-general.h (omp_adjust_for_condition): Updated declaration.
6859 * omp-grid.c (grid_attempt_target_gridification): Adjust to pass
6860 proper values to new parameters of omp_adjust_for_condition.
6862 2019-02-20 Jakub Jelinek <jakub@redhat.com>
6865 * expr.c (expand_assignment): If result is a MEM, use change_address
6866 instead of simplify_gen_subreg.
6868 2019-02-20 Jakub Jelinek <jakub@redhat.com>
6869 David Malcolm <dmalcolm@redhat.com>
6872 * fold-const.c (decode_field_reference): Return NULL_TREE if
6873 lang_hooks.types.type_for_size returns NULL. Check it before
6874 overwriting *exp_. Use return NULL_TREE instead of return 0.
6876 2019-02-20 Jakub Jelinek <jakub@redhat.com>
6880 * toplev.c (do_compile): Double the emin/emax exponents to workaround
6883 2019-02-20 Uroš Bizjak <ubizjak@gmail.com>
6886 * config/i386/i386.c (ix86_atomic_assign_expand_fenv): Check
6887 TARGET_SSE in addition to TARGET_SSE_MATH.
6889 (ix86_excess_precision): Ditto.
6890 (ix86_float_exceptions_rounding_supported_p): Ditto.
6891 (use_rsqrt_p): Ditto.
6892 * config/i386/sse.md (rsqrt<mode>2): Ditto.
6894 2019-02-20 David Malcolm <dmalcolm@redhat.com>
6897 * diagnostic-show-locus.c (layout::calculate_line_spans): Use
6898 linenum_arith_t when determining if two adjacent line spans are
6899 close enough to merge.
6900 (diagnostic_show_locus): Use linenum_arith_t when iterating over
6901 lines within each line_span.
6903 2019-02-20 Andre Vieira <andre.simoesdiasvieira@arm.com>
6906 * lra-constraints.c(uses_hard_regs_p): Fix handling of
6907 paradoxical SUBREGS.
6909 2019-02-20 Li Jia He <helijia@linux.ibm.com>
6912 * gcc/config/rs6000/rs6000.c (rs6000_gimple_fold_builtin)
6913 <case ALTIVEC_BUILTIN_VSPLTISB, ALTIVEC_BUILTIN_VSPLTISH,
6914 ALTIVEC_BUILTIN_VSPLTISW>: Don't convert the operand before
6917 2019-02-19 Jonathan Wakely <jwakely@redhat.com>
6919 * config/gcn/gcn.c (print_operand): Fix typo.
6921 2019-02-19 Richard Biener <rguenther@suse.de>
6924 * toplev.c (do_compile): Initialize mpfr's exponent range
6925 based on available float modes.
6927 2019-02-19 Eric Botcazou <ebotcazou@adacore.com>
6929 * rtlanal.c (get_initial_register_offset): Fall back to the estimate
6930 as long as the epilogue isn't completed.
6932 2019-02-18 Martin Sebor <msebor@redhat.com>
6934 * doc/cpp.texi (Conditional syntax): Add __has_attribute,
6935 __has_cpp_attribute, and __has_include.
6937 2019-02-18 Martin Sebor <msebor@redhat.com>
6939 * doc/invoke.texi (-Wreturn-type): Correct and expand.
6941 2019-02-18 Martin Sebor <msebor@redhat.com>
6944 * tree.c (valid_constant_size_p): Avoid assuming size is a constant
6946 * tree.h (cst_size_error): Add the cst_size_not_constant enumerator.
6948 2019-02-18 Richard Biener <rguenther@suse.de>
6950 PR tree-optimization/89296
6951 * tree-ssa-loop-ch.c (ch_base::copy_headers): Restrict setting
6952 of no-warning flag to cases that might emit the bogus warning.
6954 2019-02-18 Jakub Jelinek <jakub@redhat.com>
6957 * config/arm/arm.md (*arm_movdi, *movdf_soft_insn): Use "r" instead of
6959 * config/arm/vfp.md (*movdi_vfp): Likewise.
6960 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use "r" instead of
6961 "q" constraint for operands[0].
6964 * config/s390/s390.md (*r<noxa>sbg_<mode>_srl_bitmask,
6965 *r<noxa>sbg_<mode>_sll, *r<noxa>sbg_<mode>_srl): Don't construct
6966 pattern in a temporary buffer.
6967 (*r<noxa>sbg_sidi_srl): Likewise. Always use 32 as I3 rather
6968 than 64-operands[2].
6971 * config/s390/s390.c (s390_indirect_branch_attrvalue,
6972 s390_indirect_branch_settings): Define unconditionally.
6973 (s390_set_current_function): Likewise, but guard the whole body except
6974 the s390_indirect_branch_settings call with
6975 #if S390_USE_TARGET_ATTRIBUTE.
6976 (TARGET_SET_CURRENT_FUNCTION): Redefine unconditionally.
6978 * config/s390/s390.md (*<risbg_n>_ior_and_sr_ze,
6979 *<risbg_n>_<mode>_ior_and_lshiftrt, *<risbg_n>_sidi_ior_and_lshiftrt):
6980 Use HOST_WIDE_INT_M1U instead of ~(0ULL).
6981 (*<risbg_n>_and_subregdi_rotr, *<risbg_n>_and_subregdi_rotl): Use
6982 HOST_WIDE_INT_1U instead of 1ULL.
6983 (*pre_z10_extzv<mode>, *pre_z10_extv<mode>): Change mask type from int
6984 to unsigned HOST_WIDE_INT, use HOST_WIDE_INT_1U instead of 1ul.
6985 (*insv<mode><clobbercc_or_nocc>_appendbitsleft,
6986 z = (x << c) | (y >> d) splitters): Use HOST_WIDE_INT_1U
6988 (*insv<mode>_mem_reg, *insvdi_mem_reghigh): Use HOST_WIDE_INT_1U
6991 2019-02-18 Martin Jambor <mjambor@suse.cz>
6993 PR tree-optimization/89209
6994 * tree-sra.c (create_access_replacement): New optional parameter
6995 reg_tree. Use it as a type if non-NULL and access type is not of
6997 (get_repl_default_def_ssa_name): New parameter REG_TYPE, pass it
6998 to create_access_replacement.
6999 (sra_modify_assign): Pass LHS type to get_repl_default_def_ssa_name.
7000 Check lacc is non-NULL before attempting to re-create it on the RHS.
7002 2019-02-18 Martin Liska <mliska@suse.cz>
7005 * cgraph.c (symbol_table::create_edge): Set m_summary_id to -1
7007 (symbol_table::free_edge): Recycle m_summary_id.
7008 * cgraph.h (get_summary_id): New.
7009 (symbol_table::release_symbol): Set m_summary_id to -1
7011 (symbol_table::allocate_cgraph_symbol): Recycle m_summary_id.
7012 * ipa-fnsummary.c (ipa_fn_summary_t): Switch from
7013 function_summary to fast_function_summary.
7014 * ipa-fnsummary.h (ipa_fn_summary_t): Likewise.
7015 * ipa-pure-const.c (class funct_state_summary_t):
7016 Switch from function_summary to fast_function_summary.
7017 * ipa-reference.c (class ipa_ref_var_info_summary_t): Likewise.
7018 (class ipa_ref_opt_summary_t): Switch from function_summary
7019 to fast_function_summary.
7020 * symbol-summary.h (class function_summary_base): New class
7021 that is created from base of former function_summary.
7022 (function_summary_base::unregister_hooks): New.
7023 (class function_summary): Inherit from function_summary_base.
7024 (class call_summary_base): New class
7025 that is created from base of former call_summary.
7026 (class call_summary): Inherit from call_summary_base.
7027 (struct is_same): New.
7028 (class fast_function_summary): New summary class.
7029 (class fast_call_summary): New summary class.
7030 * vec.h (vec_safe_grow_cleared): New function.
7032 2019-02-18 Martin Liska <mliska@suse.cz>
7034 * config/i386/i386.c (ix86_get_multilib_abi_name): New function.
7035 (TARGET_GET_MULTILIB_ABI_NAME): New macro defined.
7036 * doc/tm.texi: Document new target hook.
7037 * doc/tm.texi.in: Likewise.
7038 * target.def: Add new target macro.
7039 * gcc.c (find_fortran_preinclude_file): Do not search multilib
7042 2019-02-17 Alan Modra <amodra@gmail.com>
7045 * config/rs6000/rs6000.md (<bd>_<mode> split): Check for an int
7046 output reg on add insn.
7047 (<bd>tf_<mode> split): Likewise. Match predicates with insn.
7049 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
7052 * config/i386/sse.md (ssedoublemode): Remove V4HI.
7053 (PMULHRSW): Likewise.
7054 (<ssse3_avx2>_pmulhrsw<mode>3): Require TARGET_SSSE3, not
7056 (ssse3_pmulhrswv4hi3): New expander.
7058 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
7060 * config/i386/mmx.md (*vec_extractv2si_zext_mem): Doesn't require
7061 MMX. Add isa attribute.
7063 2019-02-16 Jakub Jelinek <jakub@redhat.com>
7065 PR rtl-optimization/66152
7066 * builtins.h (c_readstr): Declare.
7067 * builtins.c (c_readstr): Remove forward declaration. Add
7068 null_terminated_p argument, if false, read all bytes from the
7069 string instead of stopping after '\0'.
7070 * expr.c (string_cst_read_str): New function.
7071 (store_expr): Use string_cst_read_str instead of
7072 builtin_strncpy_read_str. Try to store by pieces the whole
7073 exp_len first, and only if that fails, split it up into
7074 store by pieces followed by clear_storage. Formatting fix.
7076 * config/i386/i386.md (*movqi_internal): Remove static from
7077 buf variable. Use output_asm_insn (buf, operands); return "";
7078 instead of return buf;.
7079 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>,
7080 *<code><mode>3<mask_name>, *andnot<mode>3, *andnottf3, *<code><mode>3,
7081 *<code>tf3, <mask_codefor><code><mode>3<mask_name>): Likewise.
7083 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7085 * config/sparc/linux.h (ASAN_CC1_SPEC): Define.
7086 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC and ASAN_CC1_SPEC.
7087 * config/sparc/linux64.h (ASAN_CC1_SPEC): Likewise.
7088 (CC1_SPEC): Likewise.
7089 * config/sparc/sparc.c (sparc_asan_shadow_offset): Adjust for 64-bit.
7091 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7093 * asan.c (asan_emit_stack_protection): Use full-sized mask to align
7094 the base address on 64-bit strict-alignment platforms.
7096 2019-02-15 H.J. Lu <hongjiu.lu@intel.com>
7098 * config/i386/i386.h (VALID_MMX_REG_MODE): Correct the misplaced ')'.
7100 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
7102 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT_P): New define.
7104 2019-02-15 Aaron Sawdey <acsawdey@linux.ibm.com>
7106 PR rtl-optimization/88308
7107 * shrink-wrap.c (move_insn_for_shrink_wrap): Fix LABEL_NUSES counts
7108 on copied instruction.
7110 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7112 * final.c (insn_current_reference_address): Replace test on JUMP_P
7113 with test on jump_to_label_p.
7114 * config/visium/visium-passes.def: New file.
7115 * config/visium/t-visium (PASSES_EXTRA): Define.
7116 * config/visium/visium-protos.h (make_pass_visium_reorg): Declare.
7117 * config/visium/visium.h (TRAMPOLINE_SIZE): Adjust.
7118 (TRAMPOLINE_ALIGNMENT): Define.
7119 * config/visium/visium.c (visium_option_override): Do not register
7120 the machine-specific reorg pass here.
7121 (visium_trampoline_init): Align the BRA insn on a 64-bit boundary
7123 (output_branch): Adjust threshold for long branch instruction.
7124 * config/visium/visium.md (cpu): Move around.
7125 (length): Adjust for the GR6.
7127 2019-02-15 Richard Biener <rguenther@suse.de>
7128 Jakub Jelinek <jakub@redhat.com>
7130 PR tree-optimization/89278
7131 * tree-loop-distribution.c: Include tree-eh.h.
7132 (generate_memset_builtin, generate_memcpy_builtin): Call
7133 rewrite_to_non_trapping_overflow on builtin->size before passing it
7134 to force_gimple_operand_gsi.
7136 2019-02-15 Jakub Jelinek <jakub@redhat.com>
7139 * optc-save-gen.awk: Handle optimize_fast like optimize_size or
7141 * opth-gen.awk: Likewise.
7143 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
7145 * config/i386/i386.h (TARGET_SUBTARGET64_ISA_DEFAULT):
7146 Enable MMX, SSE and SSE2 by default.
7147 * config/i386/i386.c (ix86_option_override_internal): Do not
7148 explicitly set MMX, SSE and SSE2 flags for TARGET_64BIT here.
7150 2019-02-14 Jakub Jelinek <jakub@redhat.com>
7152 PR rtl-optimization/89354
7153 * combine.c (make_extraction): Punt if extraction_mode is narrower
7156 2019-02-14 Maya Rashish <coypu@sdf.org>
7158 * config.gcc (*-*-netbsd*): Add netbsd-d.o.
7159 * config/netbsd-d.c: New file.
7160 * config/t-netbsd: Add netbsd-d.o
7162 2018-02-14 Steve Ellcey <sellcey@marvell.com>
7164 * config/aarch64/aarch64.c (aarch64_attribute_table): Change
7165 affects_type_identity to true for aarch64_vector_pcs.
7166 (aarch64_comp_type_attributes): New function.
7167 (TARGET_COMP_TYPE_ATTRIBUTES): New macro.
7169 2019-02-14 Tamar Christina <tamar.christina@arm.com>
7172 * config/arm/iterators.md (ANY64): Add V4HF.
7174 2019-02-14 Martin Liska <mliska@suse.cz>
7176 PR rtl-optimization/89242
7177 * dce.c (delete_unmarked_insns): Call free_dominance_info we
7178 process a transformation.
7180 2019-02-14 Jakub Jelinek <jakub@redhat.com>
7182 PR tree-optimization/89314
7183 * fold-const.c (fold_binary_loc): Cast strlen argument to
7184 const char * before dereferencing it. Formatting fixes.
7187 * passes.def: Swap pass_ubsan and pass_early_warn_uninitialized.
7189 2019-02-13 Ian Lance Taylor <iant@golang.org>
7191 * optc-save-gen.awk: Set var_opt_hash for initial optimizations
7192 and set current index for other optimizations.
7194 2019-02-13 Uroš Bizjak <ubizjak@gmail.com>
7196 * config/i386/sse.md (vec_set<VI4F_256_512:mode>_0): Use
7197 nonimmediate_operand as operand 2 predicate.
7198 (vec_set<VF2_512_256:mode>_0): Ditto.
7199 (vec_set<VI8_AVX_AVX512F:mode>_0): Ditto.
7200 (*vec_concatv2si): Remove alternative 2.
7201 (*vec_concatv4si_0): Use vm constraint for alternative 0.
7202 (*vec_concatv4si_0): Remove preferred_for_speed attribute.
7203 (vec_concatv2di): Split alternatives 4,5,6 to ...
7204 (*vec_concatv2di_0) ... new pattern.
7206 2019-02-13 Wilco Dijkstra <wdijkstr@arm.com>
7209 * config/arm/arm.c (ldm_stm_operation_p) Set
7210 addr_reg_in_reglist correctly for first register.
7211 (load_multiple_sequence): Remove dead base check.
7212 (gen_ldm_seq): Correctly set write_back for Thumb-1.
7214 2019-02-13 Tamar Christina <tamar.christina@arm.com>
7217 * config/aarch64/aarch64-sve.md (*pred_mov<mode>, pred_mov<mode>):
7218 Expose as @aarch64_pred_mov.
7219 * config/aarch64/aarch64.c (aarch64_classify_address):
7220 Use expand_insn which legitimizes operands.
7222 2019-02-13 Martin Liska <mliska@suse.cz>
7224 * builtins.h (expand_builtin_with_bounds): Remove declaration.
7225 * calls.c (struct arg_data): Remove special_slot, pointer_arg
7226 and pointer_offset fields.
7227 (initialize_argument_information): Remove usage of dead
7229 * cgraph.h (struct cgraph_thunk_info): Remove
7230 add_pointer_bounds_args.
7231 * cgraphunit.c (cgraph_node::expand_thunk): Remove usage of dead
7233 (cgraph_node::assemble_thunks_and_aliases): Remove usage of dead
7235 * config/i386/i386.c (ix86_function_arg_advance): Remove
7237 (struct builtin_isa): Remove leaf_p and nothrow_p fields.
7238 (def_builtin): Remove usage of dead
7240 (ix86_add_new_builtins): Likewise.
7241 * ipa-fnsummary.c (compute_fn_summary): Likewise.
7242 * ipa-icf.c (sem_function::equals_wpa): Likewise.
7243 (sem_function::init): Likewise.
7244 (sem_variable::merge): Likewise.
7245 * ipa-visibility.c (function_and_variable_visibility): Likewise.
7246 * ipa.c (symbol_table::remove_unreachable_nodes): Likewise.
7247 * lto-cgraph.c (lto_output_node): Likewise.
7248 (lto_output_varpool_node): Likewise.
7249 (input_node): Likewise.
7250 (input_varpool_node): Likewise.
7251 * lto-streamer-out.c (lto_output): Likewise.
7252 * tree-inline.c (expand_call_inline): Remove usage of
7254 * tree-inline.h (struct copy_body_data): Likewise.
7255 * varpool.c (varpool_node::dump): Likewise.
7257 2019-02-13 Jakub Jelinek <jakub@redhat.com>
7260 * tree-ssa-structalias.c (set_uids_in_ptset): Or in vi->is_heap_var
7261 into pt->vars_contains_escaped_heap instead of setting
7262 pt->vars_contains_escaped_heap to it.
7265 * optabs.c (prepare_cmp_insn): Use UINTVAL (size) instead of
7266 INTVAL (size), compare it to GET_MODE_MASK instead of
7267 1 << GET_MODE_BITSIZE.
7270 * config/i386/predicates.md (x86_64_immediate_operand): Allow
7271 TLS UNSPECs offsetted by signed 32-bit CONST_INT even with
7274 2019-02-13 Martin Liska <mliska@suse.cz>
7277 * cfgrtl.c (remove_barriers_from_footer): New function.
7278 (try_redirect_by_replacing_jump): Use it.
7279 (cfg_layout_redirect_edge_and_branch): Likewise.
7281 2019-02-13 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
7283 * config/rs6000/altivec.h (vec_sbox_be, vec_cipher_be,
7284 vec_cipherlast_be, vec_ncipher_be, vec_ncipherlast_be): New #defines.
7285 * config/rs6000/crypto.md (CR_vqdi): New define_mode_iterator.
7286 (crypto_vsbox_<mode>, crypto_<CR_insn>_<mode>): New define_insns.
7287 * config/rs6000/rs6000-builtin.def (VSBOX_BE): New BU_CRYPTO_1.
7288 (VCIPHER_BE, VCIPHERLAST_BE, VNCIPHER_BE, VNCIPHERLAST_BE):
7290 * config/rs6000/rs6000.c (builtin_function_type)
7291 <CRYPTO_BUILTIN_VSBOX_BE, CRYPTO_BUILTIN_VCIPHER_BE,
7292 CRYPTO_BUILTIN_VCIPHERLAST_BE, CRYPTO_BUILTIN_VNCIPHER_BE,
7293 CRYPTO_BUILTIN_VNCIPHERLAST_BE>: New switch options.
7294 * doc/extend.texi (vec_sbox_be, vec_cipher_be, vec_cipherlast_be,
7295 vec_ncipher_be, vec_ncipherlast_be): New builtin functions.
7297 2019-02-12 Pat Haugen <pthaugen@us.ibm.com>
7299 * doc/invoke.texi (RS/6000 and PowerPC Options): Remove duplicate
7300 -maltivec. Delete -maltivec=be and -maltivec=le documentation.
7302 2019-02-12 H.J. Lu <hongjiu.lu@intel.com>
7305 * config/i386/i386.md (*movoi_internal_avx): Revert revision
7306 268678 and revision 268657.
7307 (*movti_internal): Likewise.
7309 2019-02-12 Ilya Leoshkevich <iii@linux.ibm.com>
7312 * config/s390/s390.c (s390_decompose_address): Update comment.
7313 (s390_check_qrst_address): Reject invalid address forms after
7316 2019-02-12 Martin Liska <mliska@suse.cz>
7319 * ipa-pure-const.c (propagate_pure_const): Revert hunk as
7320 we need default values of funct_state for a function that
7323 2019-02-12 Eric Botcazou <ebotcazou@adacore.com>
7325 * asan.c (asan_expand_mark_ifn): Take into account the alignment of
7326 the object to pick the size of stores on strict-alignment platforms.
7328 * config/sparc/sparc.md (*movsi_insn): Minor tweak.
7329 (*movdi_insn_sp32): Likewise.
7330 (*movdi_insn_sp64): Likewise.
7332 2019-02-12 Jan Hubicka <hubicka@ucw.cz>
7335 * cgraphunit.c (analyze_functions): Clear READONLY flag for external
7336 types that needs constructiong.
7337 * tree.h (may_be_aliased): Do not check TYPE_NEEDS_CONSTRUCTING.
7339 2019-02-12 Richard Biener <rguenther@suse.de>
7341 PR tree-optimization/89253
7342 * tree-ssa-loop-split.c (tree_ssa_split_loops): Check we can
7345 2019-02-11 David Malcolm <dmalcolm@redhat.com>
7348 * input.c (selftest::test_line_offset_overflow): New selftest.
7349 (selftest::input_c_tests): Call it.
7351 2019-02-11 Martin Sebor <msebor@redhat.com>
7353 PR tree-optimization/88771
7354 * gimple-ssa-warn-restrict.c (pass_wrestrict::gate): Also enable
7355 when -Wstringop-overflow is set.
7356 (builtin_memref::builtin_memref): Adjust excessive upper bound
7357 only when lower bound is not excessive.
7358 (maybe_diag_overlap): Detect and diagnose excessive bounds via
7359 -Wstringop-ovefflow.
7360 (maybe_diag_offset_bounds): Rename...
7361 (maybe_diag_access_bounds): ...to this.
7362 (check_bounds_or_overlap): Adjust for name change above.
7364 2019-02-11 Martin Sebor <msebor@redhat.com>
7367 * builtins.c (max_object_size): Move from here...
7368 * builtins.h (max_object_size): ...and here...
7369 * tree.c (max_object_size): ...to here...
7370 * tree.h (max_object_size): ...and here.
7372 2019-02-11 Bill Schmidt <wschmidt@linux.ibm.com>
7374 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Shift-right
7375 and shift-left vector built-ins need to include a TRUNC_MOD_EXPR
7376 for correct semantics.
7378 2019-02-11 Alan Modra <amodra@gmail.com>
7380 * doc/invoke.texi (man page RS/6000 and PowerPC Options): Mention
7381 -mlongcall and -mpltseq.
7382 (RS/6000 and PowerPC Options <-mlongcall>): Mention inline PLT calls.
7383 (RS/6000 and PowerPC Options <-mpltseq>): Document.
7384 * config/rs6000/rs6000.h (TARGET_PLTSEQ): Define.
7385 * config/rs6000/sysv4.opt (mpltseq): New option.
7386 * config/rs6000/sysv4.h (TARGET_PLTSEQ): Redefine.
7387 (SUBTARGET_OVERRIDE_OPTIONS): Error if given -mpltseq when assembler
7388 support is lacking. Don't allow -mpltseq with -mbss-plt.
7389 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Warn if
7390 -mpltseq given for ELFv1.
7391 * config/rs6000/rs6000.c (rs6000_call_aix): Comment on UNSPEC_PLTSEQ.
7392 Only use UNSPEC_PLTSEQ for inline PLT calls.
7393 (rs6000_call_sysv, rs6000_sibcall_sysv): Expand comments. Only
7394 use UNSPEC_PLTSEQ for inline PLT calls.
7395 (rs6000_indirect_call_template_1, rs6000_longcall_ref),
7396 (rs6000_call_aix, rs6000_call_sysv, rs6000_sibcall_sysv): Replace
7397 uses of HAVE_AS_PLTSEQ with TARGET_PLTSEQ, simplifying.
7398 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
7399 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
7400 (pltseq_mtctr_<mode>): Likewise.
7402 2019-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7404 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Use 8-byte strings with
7406 * configure: Regenerate.
7408 2019-02-11 Jakub Jelinek <jakub@redhat.com>
7411 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use q constraint
7414 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
7416 * function.c (assign_parm_setup_block): Use the stored
7417 size, not the passed size, when allocating stack-space,
7418 also for a parameter with alignment larger than
7419 MAX_SUPPORTED_STACK_ALIGNMENT.
7421 2019-02-11 Martin Liska <mliska@suse.cz>
7424 * ipa-cp.c (build_toporder_info): Remove usage of a param.
7425 * ipa-inline.c (inline_small_functions): Likewise.
7426 * ipa-pure-const.c (propagate_pure_const): Likewise.
7427 (propagate_nothrow): Likewise.
7428 * ipa-reference.c (propagate): Likewise.
7429 * ipa-utils.c (struct searchc_env): Remove unused field.
7430 (searchc): Always search across AVAIL_INTERPOSABLE.
7431 (ipa_reduced_postorder): Always allow AVAIL_INTERPOSABLE as
7432 the only called IPA pure const can properly not propagate
7433 across interposable boundary.
7434 * ipa-utils.h (ipa_reduced_postorder): Remove param.
7436 2019-02-11 Chung-Ju Wu <jasonwucj@gmail.com>
7438 * config/nds32/nds32.md (call_internal, call_value_internal,
7439 sibcall_internal, sibcall_value_internal): Use SImode for mem rtx.
7441 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
7443 * config/cris/cris.c (cris_preferred_minimum_alignment): Fix name
7446 2019-02-10 H.J. Lu <hongjiu.lu@intel.com>
7448 * config/i386/constraints.md (Yd): Replace AVX512BW with AVX512DQ
7451 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
7453 * config.gcc (with_nds32_lib): Set default --with-nds32-lib correctly.
7455 2019-02-10 Jakub Jelinek <jakub@redhat.com>
7457 PR tree-optimization/89268
7458 * tree-if-conv.c (version_loop_for_if_conversion): Push to preds only
7459 if preds is non-NULL.
7461 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7464 * tree.c (fld_simplified_type_name): Also keep TYPE_DECL for
7467 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
7469 * config/nds32/nds32.md (trap): New pattern.
7471 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
7473 * config/nds32/nds32.c (nds32_dwarf_register_span): Refine register
7476 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
7478 * config/nds32/nds32-md-auxiliary.c (nds32_spilt_doubleword): Support
7481 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7483 * ipa-visibility.c (localize_node): Also do not localize
7484 LDPR_PREVAILING_DEF_IRONLY_EXP.
7486 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7489 * tree.c (fld_simplified_type_name): Use DECL_ASSEMBLER_NAME_SET_P
7490 instead of type_with_linkage.
7492 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7495 * params.def (uninlined-function-insns, uninlined-function-time,
7496 uninlined-thunk-insns, uninlined-thunk-time): Add artificial upper
7497 bound so we don't get overflows.
7499 2019-02-09 Aaron Sawdey <acsawdey@linux.ibm.com>
7501 * config/rs6000/rs6000-string.c (expand_compare_loop,
7502 expand_block_compare): Insert REG_BR_PROB notes in inline expansion of
7505 2019-02-09 Jakub Jelinek <jakub@redhat.com>
7508 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
7509 If !node->definition and TYPE_ARG_TYPES is non-NULL, use
7510 TYPE_ARG_TYPES instead of DECL_ARGUMENTS.
7512 2019-02-09 Alan Modra <amodra@gmail.com>
7515 * config/rs6000/rs6000.c (save_reg_p): Correct calls_eh_return
7516 case. Match logic in rs6000_emit_prologue emitting pic_offset_table
7519 2019-02-08 Vladimir Makarov <vmakarov@redhat.com>
7522 * lra-constraints.c (process_alt_operands): Don't increase reject
7523 for memory when offset memory is required.
7525 2019-02-08 Robin Dapp <rdapp@linux.ibm.com>
7527 * config/s390/vector.md: Implement vector copysign.
7529 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
7531 * expr.c (expand_constructor): Correct indentations.
7533 2019-02-08 Richard Biener <rguenther@suse.de>
7535 PR tree-optimization/89247
7536 * tree-if-conv.c: Include tree-cfgcleanup.h.
7537 (version_loop_for_if_conversion): Record LOOP_VECTORIZED call.
7538 (tree_if_conversion): Pass through predicate vector.
7539 (pass_if_conversion::execute): Do CFG cleanup and SSA update
7540 inline, see if any if-converted loops we refrece in
7541 LOOP_VECTORIZED calls vanished and fixup.
7542 * tree-if-conv.h (tree_if_conversion): Adjust prototype.
7544 2019-02-08 Ilya Leoshkevich <iii@linux.ibm.com>
7546 * config/s390/constraints.md (jdd): New constraint.
7548 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
7551 * config/i386/i386.md (*movoi_internal_avx): Set mode to XI for
7552 upper 16 vector registers without TARGET_AVX512VL.
7553 (*movti_internal): Likewise.
7555 2019-02-08 Jakub Jelinek <jakub@redhat.com>
7557 PR rtl-optimization/89234
7558 * except.c (copy_reg_eh_region_note_forward): Return if note_or_insn
7559 is a NOTE, CODE_LABEL etc. - rtx_insn * other than INSN_P.
7560 (copy_reg_eh_region_note_backward): Likewise.
7562 2019-02-08 Richard Biener <rguenther@suse.de>
7565 * tree-data-ref.c (initialize_matrix_A): Fail if constant
7567 (analyze_subscript_affine_affine): Handle failure from
7568 initialize_matrix_A.
7570 2019-02-08 Jakub Jelinek <jakub@redhat.com>
7572 * cfganal.c (pre_and_rev_post_order_compute_fn): Use fn instead of
7575 2019-02-07 David Malcolm <dmalcolm@redhat.com>
7577 PR tree-optimization/86637
7578 PR tree-optimization/89235
7579 * tree-vect-loop.c (optimize_mask_stores): Add an
7580 auto_purge_vect_location sentinel to ensure that vect_location is
7583 (auto_purge_vect_location::~auto_purge_vect_location): New dtor.
7584 (try_vectorize_loop_1): Add an auto_purge_vect_location sentinel
7585 to ensure that vect_location is purged on exit.
7586 (pass_slp_vectorize::execute): Likewise, replacing the manual
7588 * tree-vectorizer.h (class auto_purge_vect_location): New class.
7590 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7592 * config/aarch64/iterators.md (max_opp): New code_attr.
7593 (USMAX): New code iterator.
7594 * config/aarch64/predicates.md (aarch64_smin): New predicate.
7595 (aarch64_smax): Likewise.
7596 * config/aarch64/aarch64-simd.md (abd<mode>_3): Rename to...
7597 (*aarch64_<su>abd<mode>_3): ... Change RTL representation to
7600 2019-02-07 H.J. Lu <hongjiu.lu@intel.com>
7603 * config/i386/i386.md (*movoi_internal_avx): Set mode to OI
7604 for TARGET_AVX512VL.
7605 (*movti_internal): Set mode to TI for TARGET_AVX512VL.
7607 2019-02-07 Andreas Krebbel <krebbel@linux.ibm.com>
7609 * config/s390/s390-builtin-types.def: Add new types.
7610 * config/s390/s390-builtins.def: (s390_vec_xl, s390_vec_xld2)
7611 (s390_vec_xlw4): Make the memory operand into a const pointer.
7612 (s390_vec_xld2, s390_vec_xlw4): Add a variant for single precision
7614 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Generate
7615 a new vector type with the alignment of the scalar memory operand.
7617 2019-02-07 Matthew Malcomson <matthew.malcomson@arm.com>
7618 Jakub Jelinek <jakub@redhat.com>
7621 * config/arm/arm-protos.h (valid_operands_ldrd_strd,
7622 arm_count_ldrdstrd_insns): New declarations.
7623 * config/arm/arm.c (mem_ok_for_ldrd_strd): Remove broken handling of
7625 (valid_operands_ldrd_strd): New function.
7626 (arm_count_ldrdstrd_insns): New function.
7627 * config/arm/ldrdstrd.md: Change peepholes to generate PARALLEL SImode
7628 sets instead of single DImode set and define new insns to match this.
7630 2019-02-07 Tamar Christina <tamar.christina@arm.com>
7632 * config/aarch64/aarch64-builtins.c (aarch64_fcmla_lane_builtin_data):
7633 Make it a C initializer.
7635 2019-02-07 Tamar Christina <tamar.christina@arm.com>
7638 * config/arm/neon.md (*neon_mov<mode>): Add r -> r case.
7640 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7642 * config/arm/neon.md (neon_<sup>dot<vsi2qi>):
7643 Use neon_dot<q> for type.
7644 (neon_<sup>dot_lane<vsi2qi>): Likewise.
7646 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7648 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>):
7649 Use neon_dot<q> for type.
7650 (aarch64_<sur>dot_lane<vsi2qi>): Likewise.
7651 (aarch64_<sur>dot_laneq<vsi2qi>): Likewise.
7653 2019-02-06 Vladimir Makarov <vmakarov@redhat.com>
7655 PR rtl-optimization/89225
7656 * lra-constaints.c (simplify_operand_subreg): Add subreg mode
7659 2019-02-06 Eric Botcazou <ebotcazou@adacore.com>
7661 * config/i386/i386.c (ix86_expand_prologue): Emit a memory blockage
7662 after restoring registers saved to allocate the frame on Windows.
7664 2019-02-06 Richard Biener <rguenther@suse.de>
7666 PR tree-optimization/89182
7667 * graphite.h (cached_scalar_evolution_in_region): Declare.
7668 * graphite.c (struct seir_cache_key): New.
7669 (struct sese_scev_hash): Likewise.
7670 (seir_cache): New global.
7671 (cached_scalar_evolution_in_region): New function.
7672 (graphite_transform_loops): Allocate and release seir_cache.
7673 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Use
7674 cached_scalar_evolution_in_region.
7675 * graphite-scop-detection.c (scop_detection::can_represent_loop):
7677 (scop_detection::graphite_can_represent_expr: Use
7678 cached_scalar_evolution_in_region.
7679 (scop_detection::stmt_simple_for_scop_p): Likewise.
7680 (find_params_in_bb): Likewise.
7681 (gather_bbs::before_dom_children): Likewise.
7682 * graphite-sese-to-poly.c (create_pw_aff_from_tree): Likewise.
7683 (add_loop_constraints): Likewise.
7685 2019-02-06 Jakub Jelinek <jakub@redhat.com>
7688 * fold-const-call.c (fold_const_vec_convert): Pass true as last
7689 operand to new_unary_operation only if both element types are integral
7690 and it isn't a widening conversion. Return NULL_TREE if
7691 new_unary_operation failed.
7693 2019-02-05 Andreas Krebbel <krebbel@linux.ibm.com>
7696 * config/s390/s390.md: Remove load and test FP splitter.
7698 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
7701 * config/rs6000/rs6000-string.c (do_ifelse, expand_cmp_vec_sequence,
7702 expand_compare_loop, expand_block_compare_gpr,
7703 expand_strncmp_align_check, expand_strncmp_gpr_sequence): Insert
7704 REG_BR_PROB notes in inline expansion of memcmp/strncmp. Add
7705 #include "profile-count.h" and "predict.h" for types and functions
7706 needed to work with REG_BR_PROB notes.
7708 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
7711 * config/rs6000/rs6000.md (<bd>tf_<mode>): Generate a local label
7712 for the long branch case.
7714 2019-02-05 Jakub Jelinek <jakub@redhat.com>
7717 * dce.c (delete_unmarked_insns): Don't remove no-op moves if they
7718 can throw, non-call exceptions are enabled and we can't delete
7719 dead exceptions or alter cfg. Set must_clean if
7720 delete_insn_and_edges returns true, don't set it blindly for calls.
7721 Assert that delete_unreachable_blocks is called only if can_alter_cfg.
7723 PR rtl-optimization/89195
7724 * combine.c (make_extraction): For MEMs, don't extract bytes outside
7725 of the original MEM.
7727 2019-02-05 Martin Liska <mliska@suse.cz>
7729 PR gcov-profile/89000
7730 * gcov.c (function_summary): Remove argument.
7731 (file_summary): New function.
7732 (print_usage): Replace tabs with spaces.
7733 (generate_results): Use new function file_summary.
7735 2019-02-05 Jakub Jelinek <jakub@redhat.com>
7738 * optabs.c (prepare_cmp_insn): Pass x and y to
7739 emit_block_comp_via_libcall rather than XEXP (x, 0) and XEXP (y, 0).
7741 2019-02-05 Richard Biener <rguenther@suse.de>
7744 * bitmap.h (struct bitmap_obstack): Do not mark GTY.
7745 (struct bitmap_element): Drop chain_prev so we properly recurse on
7746 the prev member, supporting tree views.
7747 (struct bitmap_head): GTY skip the obstack member.
7749 2019-02-04 Alexander Monakov <amonakov@ispras.ru>
7752 * doc/extend.texi (Vector Extensions): Add an example of using vector
7753 types together with x86 intrinsics.
7755 2019-02-04 Alan Modra <amodra@gmail.com>
7757 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1): Increase
7758 str[] size to 160, and comment.
7760 2019-02-04 Alan Modra <amodra@gmail.com>
7762 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1),
7763 (rs6000_pltseq_template): Guard output of TLS markers with
7765 (rs6000_longcall_ref, rs6000_call_aix, rs6000_call_sysv),
7766 (rs6000_sibcall_sysv): Ignore TARGET_TLS_MARKERS when deciding
7767 to use inline PLT sequences.
7768 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
7769 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
7770 (pltseq_mtctr_<mode>): Don't test TARGET_TLS_MARKERS in predicate.
7772 2019-02-04 Martin Liska <mliska@suse.cz>
7775 * ipa-fnsummary.c (estimate_edge_devirt_benefit): Bail
7776 out when ipa_fn_summaries does not contain entry for callee.
7778 2019-02-04 Eric Botcazou <ebotcazou@adacore.com>
7780 * config/sparc/sparc.h: Remove superfluous blank lines.
7781 * config/sparc/sparc.c (global_offset_table_rtx): Rename into...
7782 (got_register_rtx): ...this.
7783 (sparc_got): Adjust to above renaming.
7784 (sparc_tls_got): Likewise.
7785 (sparc_delegitimize_address): Likewise.
7786 (sparc_output_mi_thunk): Likewise.
7787 (sparc_init_pic_reg): Likewise.
7788 (save_local_or_in_reg_p): Fix test on the GOT register.
7789 (USE_HIDDEN_LINKONCE): Move around.
7790 (get_pc_thunk_name): Likewise.
7791 (gen_load_pcrel_sym): Likewise.
7792 (load_got_register): Likewise.
7794 2019-02-04 Kito Cheng <kito.cheng@gmail.com>
7796 * config/nds32/linux.h (GLIBC_DYNAMIC_LINKER): Define the naming rule
7797 of the dynamic linker: "ld-linux-nds32[le|be][f].so.1".
7799 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
7801 * config/nds32/nds32.c (nds32_legitimate_address_p): Add TLS model
7804 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
7806 * config.gcc (with_nds32_lib, glibc):
7807 Remove TARGET_DEFAULT_TLSDESC_TRAMPOLINE=0 setting.
7808 * config/nds32/linux.h (TARGET_DEFAULT_TLSDESC_TRAMPOLINE): Delete.
7809 (NDS32_TLSDESC_TRAMPOLINE_SPEC): Delete.
7811 2019-02-03 Uroš Bizjak <ubizjak@gmail.com>
7814 * config/i386/i386.md (*sqrt<mode>2_sse): Add (v,0) alternative.
7815 Do not prefer (v,v) alternative for non-AVX targets and (m,v)
7816 alternative for speed when TARGET_SSE_PARTIAL_REG_DEPENDENCY is set.
7817 (*rcpsf2_sse): Ditto.
7818 (*rsqrtsf2_sse): Ditto.
7819 (sse4_1_round<mode<2): Ditto.
7821 2019-02-03 Richard Biener <rguenther@suse.de>
7824 * dwarf2out.c (copy_ancestor_tree): Register non-stubs as
7827 2019-02-02 Jakub Jelinek <jakub@redhat.com>
7830 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
7831 Punt with warning on aggregate return or argument types. Ignore
7832 type/mode checking for uniform arguments.
7834 2019-02-01 Segher Boessenkool <segher@kernel.crashing.org>
7836 * combine.c (try_combine): Do not print "Can't combine" messages unless
7837 printing failed combination attempts.
7839 2019-02-01 Martin Jambor <mjambor@suse.cz>
7842 * omp-grid.c (grid_mark_variable_segment): Set assembler name of group
7843 segment and global segment variables before making them static.
7845 2019-02-01 Martin Jambor <mjambor@suse.cz>
7847 * omp-grid.c (grid_target_follows_gridifiable_pattern): Guard two
7848 missed optimization dump with dump_enabled_p.
7850 2019-02-01 Richard Biener <rguenther@suse.de>
7853 * tree-scalar-evolution.c (analyze_scalar_evolution): Set up
7854 the instantiate cache.
7855 (instantiate_scev_binary): Elide second operand procesing
7856 if equal to the first.
7857 * tree-chrec.c (chrec_contains_symbols): Add visited set.
7858 (chrec_contains_undetermined): Likewise.
7859 (tree_contains_chrecs): Likewise.
7861 2019-02-01 Jan Hubicka <hubicka@ucw.cz>
7863 * parms.def (MAX_INLINE_INSNS_SINGLE): Reduce from 400 to 200.
7865 2019-02-01 Jakub Jelinek <jakub@redhat.com>
7867 PR tree-optimization/89143
7868 * wide-int-range.h (wide_int_range_absu): Declare.
7869 * wide-int-range.cc (wide_int_range_absu): New function.
7870 * tree-vrp.c (extract_range_from_unary_expr): Handle ABSU_EXPR.
7872 PR tree-optimization/88107
7873 * tree-cfg.c (find_outermost_region_in_block): Add ALL argument,
7874 instead of assertion that eh_region_outermost is non-NULL, if it
7875 is NULL, set *ALL to true and return NULL.
7876 (move_sese_region_to_fn): Adjust caller, if all is set, call
7877 duplicate_eh_regions with NULL region.
7879 2019-02-01 Richard Biener <rguenth@suse.de>
7881 PR rtl-optimization/88593
7882 * mode-switching.c (optimize_mode_switching): Free dominators before
7883 calling cleanup_cfg.
7885 2019-02-01 Bin Cheng <bin.cheng@linux.alibaba.com>
7887 PR tree-optimization/88932
7888 * tree-predcom.c (try_combine_chains): Get loop bbs in dom order.
7890 2019-01-31 Jakub Jelinek <jakub@redhat.com>
7893 * omp-low.c (lower_omp_task_reductions): Drop redundant test to avoid
7894 bogus clang warning.
7896 2019-01-31 Uroš Bizjak <ubizjak@gmail.com>
7899 * config/i386/i386.md (*extendsfdf2): Split out reg->reg
7900 alternative to avoid partial SSE register stall for TARGET_AVX.
7901 (truncdfsf2): Ditto.
7902 (sse4_1_round<mode>2): Ditto.
7904 2018-01-31 Bill Schmidt <wschmidt@linux.ibm.com>
7906 PR tree-optimization/89008
7907 * gimple-ssa-strength-reduction.c (slsr_process_mul): Don't
7908 process anything of the form X * 0.
7910 2019-01-31 Richard Biener <rguenther@suse.de>
7912 PR tree-optimization/89135
7913 * tree-ssa-phiprop.c (pass_phiprop::execute): Skip blocks
7914 with abnormal preds.
7916 2019-01-31 Jakub Jelinek <jakub@redhat.com>
7919 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Allow inlining
7920 always_inline callees into no_sanitize_address callers.
7922 2019-01-31 Richard Biener <rguenther@suse.de>
7924 PR rtl-optimization/89115
7925 * lra.c (lra_rtx_hash): Properly hash CONST_INT values.
7927 2019-01-30 Martin Sebor <msebor@redhat.com>
7930 * doc/extend.texi (cast to a union): Correct and expand.
7932 2019-01-30 Vladimir Makarov <vmakarov@redhat.com>
7934 PR rtl-optimization/87246
7935 * lra-constraints.c (simplify_operand_subreg): Reload memory
7936 in subreg if the address became invalid.
7938 2019-01-30 Bill Schmidt <wschmidt@linux.ibm.com>
7941 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v4sf_scalar):
7942 Disable for little-endian.
7944 2019-01-30 Richard Biener <rguenther@suse.de>
7946 PR rtl-optimization/89115
7947 * opts.c (default_options_optimization): Reduce
7948 PARAM_MAX_DSE_ACTIVE_LOCAL_STORES by a factor of 10 at -O1.
7949 Make PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP reduction relative
7952 2019-01-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
7954 * config/rs6000/rs6000-c.c (altivec-resolve_overloaded_builtin):
7955 Change handling of ALTIVEC_BUILTIN_VEC_EXTRACT. Coerce result to
7956 type of vector element when vec_extract is implemented by direct
7959 2019-01-30 Thomas Schwinge <thomas@codesourcery.com>
7961 * doc/invoke.texi (C Language Options): List "-fopenacc-dim".
7963 2019-01-30 Richard Biener <rguenther@suse.de>
7965 PR tree-optimization/89111
7966 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Restrict
7967 canonicalization to appropriately sized access types.
7969 2019-01-30 Jakub Jelinek <jakub@redhat.com>
7972 * config/i386/i386.c (ix86_warn_parameter_passing_abi): Don't warn
7973 for arguments to functions that are TU-local and shouldn't be
7974 referenced by assembly.
7976 2019-01-30 Ulrich Drepper <drepper@redhat.com>
7978 * dumpfile.c (opt_info_switch_p_1): Ignore '-' if it appears
7981 2019-01-29 Martin Sebor <msebor@redhat.com>
7984 * gimple-fold.c (fold_array_ctor_reference): Avoid zero-length arrays.
7986 2019-01-29 Jakub Jelinek <jakub@redhat.com>
7990 * omp-simd-clone.c (simd_clone_clauses_extract)
7991 <case OMP_CLAUSE_ALIGNED>: Ignore clauses with NULL
7992 OMP_CLAUSE_ALIGNED_ALIGNMENT.
7994 2019-01-29 Vineet Gupta <vgupta@synopsys.com>
7996 * config.gcc: Force .init_array for ARC.
7998 2019-01-29 Richard Biener <rguenther@suse.de>
8001 * dwarf2out.c (collect_skeleton_dies): New helper.
8002 (copy_decls_for_unworthy_types): Call it.
8003 (build_abbrev_table): Assert we do not try to replace
8004 DW_AT_signature refs with local refs.
8006 2019-01-28 Jakub Jelinek <jakub@redhat.com>
8009 * gimplify.c (gimplify_omp_for): When adding OMP_CLAUSE_*_GIMPLE_SEQ
8010 for lastprivate/linear IV, push gimplify context around gimplify_assign
8011 and, if it needed any temporaries, pop it into a gimple bind around the
8014 2019-01-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
8016 * common.opt (-Wattribute-alias): Remove "no-" from name.
8017 Make -Wattribute-alias command line option and
8018 #pragma GCC diagnostic ignored "-Wattribute-alias" work again.
8020 2019-01-28 Jakub Jelinek <jakub@redhat.com>
8023 * doc/invoke.texi (-mclwb, -mprfchw, -mrdpid, -mrdseed, -msgx,
8024 -madx, -mhle, -mavx5124fmaps, -mavx512vnni, -mavx5124vnniw): Document
8026 (bmi2): Add missing @opindex.
8027 * doc/extend.texi (x86 target attribute): Move fma4, lwp, ssse3
8028 options alphabetically. Add missing 3dnow, 3dnowa, adx, avx, avx2,
8029 avx5124fmaps, avx5124vnniw, avx512bitalg, avx512bw, avx512cd,
8030 avx512dq, avx512er, avx512f, avx512ifma, avx512pf, avx512vbmi,
8031 avx512vbmi2, avx512vl, avx512vnni, avx512vpopcntdq, bmi, bmi2,
8032 cldemote, clflushopt, clwb, clzero, crc32, cx16, f16c, fma, fsgsbase,
8033 fxsr, gfni, hle, lzcnt, movbe, movdir64b, movdiri, mwaitx, pconfig,
8034 pku, prefetchwt1, prfchw, ptwrite, rdpid, rdrnd, rdseed, rtm, sahf,
8035 sgx, sha, shstk, tbm, vaes, vpclmulqdq, waitpkg, wbnoinvd, xsave,
8036 xsavec, xsaveopt and xsaves options.
8038 2019-01-28 Richard Biener <rguenther@suse.de>
8041 * dwarf2out.c (gen_subprogram_die): Remove leftover from MPX
8044 2019-01-28 Richard Biener <rguenther@suse.de>
8046 PR tree-optimization/88739
8047 * tree-cfg.c (verify_types_in_gimple_reference): Verify
8048 BIT_FIELD_REFs only are applied to mode-precision operands
8049 when they are integral.
8050 (verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR.
8051 * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid generating
8052 BIT_FIELD_REFs of non-mode-precision integral operands.
8054 2019-01-27 Jakub Jelinek <jakub@redhat.com>
8057 * config/i386/sse.md
8058 (<mask_codefor>avx512dq_shuf_<shuffletype>64x2_1<mask_name>,
8059 avx512f_shuf_<shuffletype>64x2_1<mask_name>): Ensure the
8060 first constants in pairs are multiples of 2. Formatting fixes.
8061 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>,
8062 avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Ensure the
8063 first constants in each quadruple are multiples of 4. Formatting fixes.
8065 2019-01-26 Martin Jambor <mjambor@suse.cz>
8068 * tree-inline.c: Include tree-cfgcleanup.h.
8069 (delete_unreachable_blocks_update_callgraph): Move...
8070 * tree-cfgcleanup.c (delete_unreachable_blocks_update_callgraph):
8071 ...here, make externally visible, make second argument bool, adjust
8073 * tree-cfgcleanup.c: Include cgraph.h.
8074 * tree-cfgcleanup.h (delete_unreachable_blocks_update_callgraph):
8076 * ipa-prop.c: Include tree-cfgcleanup.h.
8077 (ipcp_transform_function): Call
8078 delete_unreachable_blocks_update_callgraph instead of cleaning uo CFG.
8080 2019-01-25 Vladimir Makarov <vmakarov@redhat.com>
8082 PR rtl-optimization/88846
8083 * ira.c (process_set_for_memref_referenced_p): New.
8084 (memref_referenced_p): Add new param. Use
8085 process_set_for_memref_referenced_p. Add new switch cases.
8086 (memref_used_between_p): Pass new arg to memref_referenced_p.
8088 2019-01-25 Richard Earnshaw <rearnsha@arm.com>
8091 * config/aarch64/aarch64.c (aarch64_function_arg_alignment): Add new
8092 argument ABI_BREAK. Set to true if the calculated alignment has
8093 changed in gcc-9. Check bit-fields for their base type alignment.
8094 (aarch64_layout_arg): Warn if argument passing has changed in gcc-9.
8095 (aarch64_function_arg_boundary): Likewise.
8096 (aarch64_gimplify_va_arg_expr): Likewise.
8098 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
8101 * varasm.c (output_constructor_bitfield): Use wi::extract_uhwi
8102 instead of accessing TREE_INT_CST_ELT directly.
8104 2019-01-25 Christophe Lyon <christophe.lyon@linaro.org>
8106 * doc/sourcebuild.texi (Environment attributes): Add fenv and
8107 fenv_exceptions description.
8109 2019-01-25 Wilco Dijkstra <wdijkstr@arm.com>
8111 PR rtl-optimization/87763
8112 * config/aarch64/aarch64.c (aarch64_select_cc_mode):
8113 Allow SUBREG when matching CC_NZmode compare.
8115 2019-01-25 Richard Biener <rguenther@suse.de>
8117 PR tree-optimization/89049
8118 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost):
8119 Look at the pattern stmt to determine if the stmt is vectorized.
8121 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
8123 * config/aarch64/aarch64-sve.md (*pred_mov<mode>)
8124 (pred_mov<mode>): Handle all-register forms using both a new
8125 alternative and a split.
8127 2019-01-25 Richard Biener <rguenther@suse.de>
8129 PR tree-optimization/86865
8130 * graphite-scop-detection.c (scop_detection::can_represent_loop):
8131 Reject non-do-while loops.
8133 2019-01-24 Peter Bergner <bergner@linux.ibm.com>
8135 * config/rs6000/altivec.md (build_vector_mask_for_load): Use MEM_P.
8136 * config/rs6000/constraints.md (Q constraint): Use REG_P.
8137 * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Use SYMBOL_REF_P.
8138 * config/rs6000/freebsd64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
8139 SYMBOL_REF_P, CONST_INT_P and CONST_DOUBLE_P.
8140 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8141 * config/rs6000/predicates.md (altivec_register_operand, vint_operand,
8142 vsx_register_operand, vsx_reg_sfsubreg_ok, vfloat_operand,
8143 vlogical_operand, gpc_reg_operand, int_reg_operand,
8144 int_reg_operand_not_pseudo): Use SUBREG_P and HARD_REGISTER_P.
8145 (ca_operand, base_reg_operand, htm_spr_reg_operand, cc_reg_operand,
8146 cc_reg_not_cr0_operand, input_operand): Use SUBREG_P.
8147 (save_world_operation, restore_world_operation, lmw_operation,
8148 stmw_operation): Use MEM_P and REG_P.
8149 (tie_operand): Use MEM_P.
8150 (vrsave_operation, crsave_operation): Use REG_P.
8151 (mfcr_operation, mtcrf_operation): Use REG_P and CONST_INT_P.
8152 (fpr_reg_operand): Use SUBREG_P and HARD_REGISTER_NUM_P.
8153 (quad_int_reg_operand): Use HARD_REGISTER_NUM_P.
8154 (call_operand): Use HARD_REGISTER_P.
8155 (indexed_or_indirect_operand, altivec_indexed_or_indirect_operand):
8157 (lwa_operand): Use SUBREG_P, REG_P and CONST_INT_P.
8158 * config/rs6000/rs6000-p8swap.c (insn_is_load_p, insn_is_store_p,
8159 quad_aligned_load_p, replace_swapped_aligned_store,
8160 recombine_lvx_pattern, replace_swapped_aligned_load,
8161 recombine_stvx_pattern): Use MEM_P.
8162 (const_load_sequence_p, adjust_vperm, replace_swapped_load_constant):
8163 Use MEM_P and SYMBOL_REF_P.
8164 (rtx_is_swappable_p): Use REG_P and CONST_INT_P.
8165 (insn_is_swappable_p): Use REG_P and MEM_P.
8166 (insn_is_swap_p, (alignment_mask): Use CONST_INT_P.
8167 * config/rs6000/rs6000-string.c (expand_block_clear, expand_block_move):
8169 * config/rs6000/rs6000.c (rs6000_secondary_reload, rs6000_emit_cmove):
8171 (rs6000_output_move_128bit): Use CONST_DOUBLE_P, CONST_INT_P and
8173 (rs6000_legitimize_address): Use CONST_DOUBLE_P, CONST_INT_P,
8174 CONST_WIDE_INT_P, REG_P and SYMBOL_REF_P.
8175 (rs6000_emit_move): Use CONST_DOUBLE_P, CONST_INT_P, HARD_REGISTER_P,
8176 HARD_REGISTER_NUM_P, MEM_P, REG_P, SUBREG_P, SYMBOL_REF_P and
8178 (output_toc): Use CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
8179 (easy_altivec_constant, rs6000_legitimate_offset_address_p,
8180 rs6000_mode_dependent_address, rs6000_expand_mtfsf_builtin,
8181 rs6000_expand_set_fpscr_rn_builtin, rs6000_expand_set_fpscr_drn_builtin,
8182 rs6000_expand_unop_builtin, INT_P, rs6000_generate_compare,
8183 rs6000_machopic_legitimize_pic_address, rs6000_split_logical_inner,
8184 rs6000_split_logical_di): Use CONST_INT_P.
8185 (rs6000_legitimize_reload_address): Use CONST_INT_P, HARD_REGISTER_P,
8186 REG_P and SYMBOL_REF_P.
8187 (setup_incoming_varargs, rs6000_rtx_costs): Use CONST_INT_P and MEM_P.
8188 (print_operand): Use CONST_INT_P, MEM_P and REG_P.
8189 (virtual_stack_registers_memory_p, rs6000_legitimate_address_p,
8190 mems_ok_for_quad_peep): Use CONST_INT_P and REG_P.
8191 (rs6000_secondary_reload_memory): Use CONST_INT_P and SUBREG_P.
8192 (small_data_operand, print_operand_address): Use CONST_INT_P and
8194 (split_stack_arg_pointer_used_p): Use HARD_REGISTER_P.
8195 (rs6000_init_hard_regno_mode_ok, direct_move_p):
8196 Use HARD_REGISTER_NUM_P.
8197 (rs6000_secondary_reload_gpr): Use HARD_REGISTER_NUM_P and MEM_P.
8198 (rs6000_secondary_reload_class): Use HARD_REGISTER_NUM_P, REG_P,
8199 SUBREG_P and SYMBOL_REF_P.
8200 (register_to_reg_type, rs6000_secondary_reload_inner): Use SUBREG_P
8201 and HARD_REGISTER_NUM_P.
8202 (rs6000_adjust_vec_address): Use HARD_REGISTER_NUM_P and
8204 (rs6000_adjust_cost, find_mem_ref): Use MEM_P.
8205 (macho_lo_sum_memory_operand, rs6000_eliminate_indexed_memrefs): Use
8207 (legitimate_indirect_address_p, legitimate_lo_sum_address_p,
8208 registers_ok_for_quad_peep, rs6000_output_function_epilogue,
8209 find_addr_reg): Use REG_P.
8210 (altivec_expand_vec_perm_const): Use REG_P and SUBREG_P.
8211 (rs6000_emit_le_vsx_move): Use SUBREG_P.
8212 (offsettable_ok_by_alignment, constant_pool_expr_p,
8213 legitimate_small_data_p, rs6000_output_dwarf_dtprel,
8214 rs6000_delegitimize_address, rs6000_const_not_ok_for_debug_p,
8215 rs6000_cannot_force_const_mem, rs6000_output_addr_const_extra,
8216 rs6000_assemble_integer, create_TOC_reference,
8217 rs6000_emit_allocate_stack, rs6000_xcoff_encode_section_info,
8218 rs6000_call_aix, rs6000_call_aix): Use SYMBOL_REF_P.
8219 (rs6000_split_vec_extract_var): Use reg_or_subregno.
8220 * config/rs6000/rtems.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
8221 CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
8222 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8223 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8224 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Use SYMBOL_REF_P.
8225 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use HARD_REGISTER_NUM_P.
8226 (INT_REG_OK_FOR_INDEX_P, INT_REG_OK_FOR_BASE_P): Use HARD_REGISTER_P.
8227 (CONSTANT_ADDRESS_P): Use CONST_INT_P and SYMBOL_REF_P.
8228 * config/rs6000/rs6000.md (define_expands strlensi, mod<mode>3
8229 and cbranch<mode>4): Use CONST_INT_P.
8230 (multiple define_splits): Use REG_P and SUBREG_P.
8231 (define_expands call, call_value): Use MEM_P.
8232 (define_expands sibcall, sibcall_value): Use CONST_INT_P and MEM_P.
8233 (define insn *mtcrfsi): Use CONST_INT_P and REG_P.
8234 * config/rs6000/vsx.md (*vsx_le_perm_load_<mode>,
8235 *vsx_le_perm_load_v8hi, *vsx_le_perm_load_v16qi): Use HARD_REGISTER_P
8236 and HARD_REGISTER_NUM_P.
8237 (multiple define_splits): Use HARD_REGISTER_NUM_P.
8239 2019-01-24 Uroš Bizjak <ubizjak@gmail.com>
8241 PR rtl-optimization/88948
8242 * rtl.h (prepare_copy_insn): New prototype.
8243 * gcse.c (prepare_copy_insn): New function, split out from
8244 process_insert_insn.
8245 (process_insert_insn): Use prepare_copy_insn.
8246 * store-motion.c (replace_store_insn): Use prepare_copy_insn
8247 instead of gen_move_insn.
8249 2019-01-24 Jakub Jelinek <jakub@redhat.com>
8252 * config/i386/i386.c (ix86_pic_register_p): Return true for
8255 PR tree-optimization/88964
8256 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Also
8257 punt if HONOR_SNANS (chrec).
8260 * tree-nested.c (convert_nonlocal_reference_stmt,
8261 convert_local_reference_stmt, convert_tramp_reference_stmt,
8262 convert_gimple_call) <case GIMPLE_OMP_TEAMS>: Treat
8263 gimple_omp_teams_host teams stmts like GIMPLE_OMP_PARALLEL
8266 PR tree-optimization/89027
8267 * tree-inline.c (add_clobbers_to_eh_landing_pad): Don't add clobbers
8268 for "omp simd array" variables.
8270 2019-01-24 Richard Earnshaw <rearnsha@arm.com>
8273 * profile-count.h (profile_count): On ARM systems using GCC 6/7/8
8274 force the alignment of m_val.
8276 2019-01-24 Richard Biener <rguenther@suse.de>
8279 * tree-streamer-out.c (write_ts_decl_common_tree_pointers):
8280 When in "legacy" debug mode make sure to reset self-origins.
8282 2019-01-24 Martin Liska <mliska@suse.cz>
8284 PR gcov-profile/88994
8285 * gcov-io.c (mangle_path): Do not allocate a bigger buffer,
8286 result will be always smaller or equal to the original.
8287 * gcov.c (mangle_name): Fix else branch where we should
8288 also copy to PTR and shift the pointer.
8290 2019-01-24 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
8292 * tree-ssa-dom.c (test_for_singularity): Fix a comment typo.
8293 * vr-values.c (find_case_label_ranges): Fix a comment typo.
8295 2019-01-23 Xuepeng Guo <xuepeng.guo@intel.com>
8297 * common/config/i386/i386-common.c
8298 (OPTION_MASK_ISA_ENQCMD_SET,
8299 OPTION_MASK_ISA_ENQCMD_UNSET): New macros.
8300 (ix86_handle_option): Handle -menqcmd.
8301 * config.gcc (enqcmdintrin.h): New header file.
8302 * config/i386/cpuid.h (bit_ENQCMD): New bit.
8303 * config/i386/driver-i386.c (host_detect_local_cpu): Handle
8305 * config/i386/i386-builtin-types.def ((INT, PVOID, PCVOID)): New
8307 * config/i386/i386-builtin.def (__builtin_ia32_enqcmd,
8308 __builtin_ia32_enqcmds): New builtins.
8309 * config/i386/i386-c.c (__ENQCMD__): New macro.
8310 * config/i386/i386-option.c (ix86_target_string): Add
8312 (ix86_valid_target_attribute_inner_p): Likewise.
8313 * config/i386/i386-expand.c
8314 (ix86_expand_builtin): Expand IX86_BUILTIN_ENQCMD and
8315 IX86_BUILTIN_ENQCMDS.
8316 * config/i386/i386.h (TARGET_ENQCMD): New.
8317 * config/i386/i386.md (UNSPECV_ENQCMD, UNSPECV_ENQCMDS): New.
8318 (@enqcmd<enqcmd_sfx>_<mode>): New insn pattern.
8319 (movdir64b_<mode>): Parameterize to enable share expansion code
8320 with ENQCMD in function ix86_expand_builtin.
8321 * config/i386/i386.opt: Add -menqcmd.
8322 * config/i386/immintrin.h: Include enqcmdintrin.h.
8323 * config/i386/enqcmdintrin.h: New intrinsic file.
8324 * doc/invoke.texi: Add -menqcmd.
8326 2019-01-23 Bin Cheng <bin.cheng@arm.com>
8327 Steve Ellcey <sellcey@marvell.com>
8330 * recog.c (address_operand): Return false on wrong mode for address.
8331 (constrain_operands): Check for mode with 'p' constraint.
8333 2019-01-23 Uroš Bizjak <ubizjak@gmail.com>
8336 * config/i386/sse.md (sse2_cvtpi2pd): Add SSE alternatives.
8337 Disparage MMX alternative.
8338 (sse2_cvtpd2pi): Ditto.
8339 (sse2_cvttpd2pi): Ditto.
8341 2019-01-23 David Malcolm <dmalcolm@redhat.com>
8344 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Fix
8345 use-after-free of the result of
8346 aarch64_get_extension_string_for_isa_flags.
8348 2019-01-23 Jakub Jelinek <jakub@redhat.com>
8351 * doc/extend.texi: Document break and continue behavior in
8352 statement expressions.
8354 2019-01-23 Richard Biener <rguenther@suse.de>
8356 PR tree-optimization/89008
8357 * tree-ssa-reassoc.c (eliminate_using_constants): For * 0 do
8358 not leave another stray operand.
8360 2019-01-23 Jakub Jelinek <jakub@redhat.com>
8362 * BASE-VER: Bump to 9.0.1.
8364 2019-01-23 Eric Botcazou <ebotcazou@adacore.com>
8366 * cgraphunit.c (cgraph_node::expand_thunk): When expanding a GIMPLE
8367 thunk that returns by reference, use the type of the return object
8368 of the thunk instead of that of the alias to build the dereference.
8370 2019-01-23 Vineet Gupta <vgupta@synopsys.com>
8372 * config/arc/atomic.md: Add operand to DMB instruction.
8374 2019-01-23 Jakub Jelinek <jakub@redhat.com>
8376 PR tree-optimization/88964
8377 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Use
8378 build_zero_cst instead of build_int_cst. Return false for loop
8379 invariants which honor signed zeros.
8381 2019-01-22 Segher Boessenkool <segher@kernel.crashing.org>
8383 * doc/invoke.texi (-fsplit-paths): This is enabled by default at -O3.
8385 2019-01-22 Jakub Jelinek <jakub@redhat.com>
8388 * config/rs6000/rs6000.c: Include tree-vrp.h and tree-ssanames.h.
8389 (rs6000_gimple_fold_builtin): If MEM_REF address doesn't satisfy
8390 is_gimple_mem_ref_addr predicate, force it into a SSA_NAME first.
8393 * gimplify.c (gimplify_omp_atomic): Handle bitfield atomics with
8394 non-integral DECL_BIT_FIELD_REPRESENTATIVEs.
8397 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v2df_scalar):
8398 Disable for little endian.
8400 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
8403 * config/arm/arm.c (arm_needs_double_word_align): Check
8404 DECL_BIT_FIELD_TYPE.
8406 2019-01-22 Hongtao Liu <hongtao.liu@intel.com>
8407 H.J. Lu <hongjiu.lu@intel.com>
8410 * config/i386/i386-builtin.def: Add mask2 to all builtin
8411 initializations. Merge ARGS2 and SPECIAL_ARGS2 into ARGS and
8413 * config/i386/i386.c (BDESC): Add mask2 to the definition.
8414 (BDESC_FIRST): Likewise.
8415 (define_builtin): Add an argument for mask2. Updated to handle
8416 both ix86_isa_flags and ix86_isa_flags2.
8417 (define_builtin_const): Likewise.
8418 (define_builtin_pure): Likewise.
8419 (define_builtin2): Deleted.
8420 (define_builtin_const2): Likewise.
8421 (builtin_description): Add a member, mask2.
8422 (bdesc_*): Add mask2 to builtin initializations.
8423 (ix86_init_mmx_sse_builtins): Update calls to def_builtin,
8424 def_builtin_const and def_builtin_pure. Remove SPECIAL_ARGS2
8426 (ix86_get_builtin_func_type): Remove SPECIAL_ARGS2 support.
8428 2019-01-22 H.J. Lu <hongjiu.lu@intel.com>
8431 * config/i386/i386.c (ix86_force_load_from_GOT_p): Also check
8434 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
8437 * config/arm/arm.c (arm_needs_doubleword_align): Return 2 if a record's
8438 alignment is dominated by a bitfield with 64-bit aligned base type.
8439 (arm_function_arg): Emit a warning if the alignment has changed since
8440 earlier GCC releases.
8441 (arm_function_arg_boundary): Likewise.
8442 (arm_setup_incoming_varargs): Likewise.
8444 2019-01-22 Richard Biener <rguenther@suse.de>
8446 PR tree-optimization/88862
8447 * graphite-scop-detection.c
8448 (scop_detection::graphite_can_represent_scev): Reject ADDR_EXPR.
8450 2019-01-22 Andrew Stubbs <ams@codesourcery.com>
8452 * doc/extend.tex (AMD GCN Function Attributes): New section.
8453 * doc/install.texi (amdgcn-unknown-amdhsa): New instructions.
8454 * doc/invoke.texi (AMD GCN Options): New section.
8455 * doc/md.texi (Constraints for Particular Machines): Add AMD GCN.
8457 2019-01-22 Eric Botcazou <ebotcazou@adacore.com>
8459 * config/sparc/sparc.c (parc_delegitimize_address): Recognize the GOT
8460 register and decoded HIGH/LO_SUM combinations for labels in PIC mode.
8462 2019-01-22 Jakub Jelinek <jakub@redhat.com>
8464 PR tree-optimization/88044
8465 * tree-ssa-loop-niter.c (number_of_iterations_cond): If condition
8466 is false in the first iteration, but !every_iteration, return false
8467 instead of true with niter->niter zero.
8469 PR rtl-optimization/88904
8470 * cfgcleanup.c (thread_jump): Verify cond2 doesn't mention
8471 any nonequal registers before processing BB_END (b).
8474 * optabs.c (add_equal_note): Add op0_mode argument, use it instead of
8476 (expand_binop_directly, expand_doubleword_clz,
8477 expand_doubleword_popcount, expand_ctz, expand_ffs,
8478 expand_unop_direct, maybe_emit_unop_insn): Adjust callers.
8480 PR rtl-optimization/49429
8482 PR rtl-optimization/86334
8484 * expr.c (emit_block_move_hints): Move marking of MEM_EXPRs
8485 addressable from here...
8486 (emit_block_op_via_libcall): ... to here.
8488 2019-01-22 Richard Biener <rguenther@suse.de>
8490 * tree-vect-loop.c (vect_analyze_loop_operations): Use
8491 auto_vec for cost vector to fix memleak.
8492 (vectorize_fold_left_reduction): Properly gather SLP defs.
8493 (vectorizable_comparison): Do not swap operands to properly
8496 2019-01-22 Alan Modra <amodra@gmail.com>
8499 * config/rs6000/predicates.md (unspec_tls): Ensure GOT reg
8500 stays a reg. Allow a const_int.
8501 * config/rs6000/rs6000-protos.h (rs6000_output_tlsargs): Declare.
8502 * config/rs6000/rs6000.h (IS_V4_FP_ARGS): Define.
8503 (IS_NOMARK_TLSGETADDR): Define.
8504 * config/rs6000/rs6000.c (edit_tls_call_insn): Delete.
8505 (rs6000_output_tlsargs): New function.
8506 (rs6000_legitimize_tls_address): Don't say a !TARGET_TLS_MARKERS
8507 __tls_get_addr call takes an arg.
8508 (rs6000_call_sysv): Generate sysv4 secure plt call pattern here..
8509 * config/rs6000/rs6000.md (call_nonlocal_sysv): ..rather than here,
8511 (call_value_nonlocal_sysv): ..or here, delete split.
8512 (tls_gdld_nomark): Delete.
8513 (call_value_indirect_nonlocal_sysv): Use unspec_tls as operand2
8514 predicate. Call rs6000_output_tlsargs. Adjust length to suit.
8515 (call_value_nonlocal_sysv): Likewise.
8516 (call_value_nonlocal_sysv_secure): Likewise.
8517 (call_value_nonlocal_aix): Likewise.
8518 (call_value_indirect_aix): Likewise.
8519 (call_value_indirect_elfv2): Likewise.
8520 (call_value_local32, call_value_local64): Disable for no-mark tls.
8521 (call_value_local_aix): Likewise.
8523 2019-01-21 Uroš Bizjak <ubizjak@gmail.com>
8526 * config/i386/i386.c (ix86_expand_builtin) [case IX86_BUILTIN_BEXTRI32,
8527 case IX86_BUILTIN_BEXTRI64]: Sanitize operands.
8529 2019-01-21 Michael Ploujnikov <michael.ploujnikov@oracle.com>
8531 * hash-map-tests.c (test_map_of_strings_to_int): Show how to use
8532 string contents as hash_map keys.
8534 2019-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
8537 * c-warn.c (check_alignment_of_packed_member): Add a boolean parameter
8538 for rvalue context. Handle rvalues correctly. Use min_align_of_type
8539 instead of TYPE_ALIGN.
8540 (check_address_or_pointer_of_packed_member): Handle rvalues coorrectly.
8541 Use min_align_of_type instead of TYPE_ALIGN_UNIT. Check for NULL
8542 pointer from TYPE_STUB_DECL.
8544 2019-01-21 Richard Biener <rguenther@suse.de>
8546 PR tree-optimization/88934
8547 * tree-vect-slp.c (vect_mask_constant_operand_p): Always look
8548 at the possibly non-constant operand.
8549 (vect_get_constant_vectors): Adjust.
8551 2019-01-21 H.J. Lu <hongjiu.lu@intel.com>
8554 * config/i386/adxintrin.h: Just check _IMMINTRIN_H_INCLUDED.
8555 * config/i386/clflushoptintrin.h: Check _IMMINTRIN_H_INCLUDED
8556 instead of _X86INTRIN_H_INCLUDED.
8557 * onfig/i386/clwbintrin.h: Likewise.
8558 * config/i386/pkuintrin.h: Likewise.
8559 * config/i386/prfchwintrin.h: Likewise.
8560 * config/i386/rdseedintrin.h: Likewise.
8561 * config/i386/wbnoinvdintrin.h: Likewise.
8562 * config/i386/xsavecintrin.h: Likewise.
8563 * config/i386/xsavesintrin.h: Likewise.
8564 * config/i386/fxsrintrin.h: Enable _IMMINTRIN_H_INCLUDED check.
8565 * config/i386/xsaveintrin.h: Likewise.
8566 * config/i386/xsaveoptintrin.h: Likewise.
8567 * config/i386/x86intrin.h: Move "#include" <rdseedintrin.h>,
8568 <prfchwintrin.h>, <fxsrintrin.h>, <xsaveintrin.h>,
8569 <xsaveoptintrin.h>, <adxintrin.h>, <clwbintrin.h>,
8570 <clflushoptintrin.h>, <xsavesintrin.h>, <xsavecintrin.h>,
8571 <wbnoinvdintrin.h> and <pkuintrin.h> to ...
8572 * config/i386/immintrin.h: Here.
8574 2019-01-20 Martin Jambor <mjambor@suse.cz>
8577 * ipa-prop.h (struct ipa_func_body_info): Replaced field aa_walked
8578 with aa_walk_budget.
8579 * cgraph.h (ipa_polymorphic_call_context::get_dynamic_type): Add
8580 aa_walk_budget_p parameter.
8581 * ipa-fnsummary.c (unmodified_parm_1): New parameter fbi. Limit AA
8582 walk. Updated all callers.
8583 (unmodified_parm): New parameter fbi, pass it to unmodified_parm_1.
8584 (eliminated_by_inlining_prob): New parameter fbi, pass it on to
8586 (will_be_nonconstant_expr_predicate): New parameter fbi, removed
8587 parameter info. Extract info from fbi. Pass fbi to recursive calls
8588 and to unmodified_parm.
8589 (phi_result_unknown_predicate): New parameter fbi, removed parameter
8590 info, updated call to will_be_nonconstant_expr_predicate.
8591 (param_change_prob): New parameter fbi, limit AA walking.
8592 (analyze_function_body): Initialize aa_walk_budget in fbi. Update
8593 calls to various above functions.
8594 * ipa-polymorphic-call.c (get_dynamic_type): Add aa_walk_budget_p
8595 parameter. Use it to limit AA walking.
8596 * ipa-prop.c (detect_type_change_from_memory_writes): New parameter
8598 (detect_type_change): New parameter fbi, pass it on to
8599 detect_type_change_from_memory_writes.
8600 (detect_type_change_ssa): Likewise.
8601 (aa_overwalked): Removed.
8602 (parm_preserved_before_stmt_p): Assume fbi is never NULL, stream line
8603 accordingly, adjust to the neew AA limiting scheme.
8604 (parm_ref_data_preserved_p): Likewise.
8605 (ipa_compute_jump_functions_for_edge): Adjust call to
8607 (ipa_analyze_call_uses): Likewise.
8608 (ipa_analyze_virtual_call_uses): Pass fbi to detect_type_change_ssa.
8609 (ipa_analyze_node): Initialize aa_walk_budget.
8610 (ipcp_transform_function): Likewise.
8611 * tree-ssa-sccvn.c (eliminate_dom_walker::eliminate_stmt): Update call
8612 to get_dynamic_type.
8614 2019-01-19 Jakub Jelinek <jakub@redhat.com>
8616 * config/aarch64/aarch64.c (aarch64_stack_protect_guard): Move
8617 outside of #if CHECKING_P code.
8619 2019-01-19 Richard Sandiford <richard.sandiford@arm.com>
8621 * gimple-loop-versioning.cc (loop_versioning::dump_inner_likelihood):
8622 New function, split out from...
8623 (loop_versioning::analyze_stride): ...here.
8624 (loop_versioning::find_per_loop_multiplication): Use gassign.
8625 (loop_versioning::analyze_term_using_scevs): Return a success code.
8626 (loop_versioning::analyze_arbitrary_term): New function.
8627 (loop_versioning::analyze_address_fragment): Use
8628 analyze_arbitrary_term if all else fails.
8630 2019-01-18 Segher Boessenkool <segher@kernel.crashing.org>
8633 * config/rs6000/rs6000.md (*movsi_from_df): Allow only register
8636 2019-01-18 Richard Biener <rguenther@suse.de>
8638 PR tree-optimization/88903
8639 * tree-vect-stmts.c (vectorizable_shift): Verify we see all
8640 scalar stmts a SLP shift amount is composed of when detecting
8643 2019-01-18 Richard Earnshaw <rearnsha@arm.com>
8646 * config/arm/arm-cpus.in (mp): New feature.
8648 (fgroup ARMv7ve): Add mp and sec features.
8649 (arch armv7-a): Add options to allow mp and sec extensions.
8650 (cpu generic-armv7-a): Add options to allow mp and sec extensions.
8651 (cpu cortex-a5, cpu cortex-7, cpu cortex-a9): Add mp and sec
8652 extenstions to the base architecture.
8653 (cpu cortex-a8): Add sec extension to the base architecture.
8654 (cpu marvell-pj4): Add mp and sec extensions to the base architecture.
8655 * config/arm/t-aprofile (MULTILIB_MATCHES): Map all armv7-a arch
8656 variants down to the base v7-a varaint.
8657 * config/arm/t-multilib (v7_a_arch_variants): New variable.
8658 * doc/invoke.texi (ARM Options): Add +mp and +sec to the list
8659 of permitted extensions for -march=armv7-a and for
8660 -mcpu=generic-armv7-a.
8662 2019-01-18 Martin Liska <mliska@suse.cz>
8664 * params.def: Fix comment.
8665 * tree-profile.c (gimple_init_gcov_profiler): Bump function
8667 (gimple_gen_ic_func_profiler): Likewise.
8669 2019-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8671 * config/aarch64/aarch64-opts.h (enum stack_protector_guard): New
8672 * config/aarch64/aarch64.c (aarch64_override_options_internal): Handle
8673 and put in error checks for stack protector guard options.
8674 (aarch64_stack_protect_guard): New.
8675 (TARGET_STACK_PROTECT_GUARD): Define.
8676 * config/aarch64/aarch64.md (UNSPEC_SSP_SYSREG): New.
8677 (reg_stack_protect_address<mode>): New.
8678 (stack_protect_set): Adjust for SSP_GLOBAL.
8679 (stack_protect_test): Likewise.
8680 * config/aarch64/aarch64.opt (-mstack-protector-guard-reg): New.
8681 (-mstack-protector-guard): Likewise.
8682 (-mstack-protector-guard-offset): Likewise.
8684 2019-01-18 Jakub Jelinek <jakub@redhat.com>
8686 PR tree-optimization/86214
8687 * tree-inline.h (struct copy_body_data): Add
8688 add_clobbers_to_eh_landing_pads member.
8689 * tree-inline.c (add_clobbers_to_eh_landing_pad): New function.
8690 (copy_edges_for_bb): Call it if EH edge destination is <
8691 id->add_clobbers_to_eh_landing_pads. Fix a comment typo.
8692 (expand_call_inline): Set id->add_clobbers_to_eh_landing_pads
8693 if flag_stack_reuse != SR_NONE and clear it afterwards.
8695 2019-01-18 Christophe Lyon <christophe.lyon@linaro.org>
8698 * doc/install.texi (with-multilib-list): Document for aarch64.
8700 2019-01-18 Jakub Jelinek <jakub@redhat.com>
8703 * config/arm/arm_neon.h: Fix #pragma GCC target syntax - replace
8704 (("..."))) with ("...").
8706 2019-01-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
8708 * doc/extend.texi (Built-in Functions for Memory Model Aware
8709 Atomic Operations): Document atomic fetch and nand.
8711 2019-01-18 Martin Liska <mliska@suse.cz>
8712 Richard Biener <rguenther@suse.de>
8715 * cgraph.h (create_version_clone_with_body): Add new argument
8717 * cgraphclones.c (cgraph_node::create_version_clone): Add
8718 DECL_ATTRIBUTES to a newly created decl. And call
8719 valid_attribute_p so that proper cl_target_optimization_node
8720 is set for the newly created declaration.
8721 * multiple_target.c (create_target_clone): Set DECL_ATTRIBUTES
8723 (expand_target_clones): Do not call valid_attribute_p, it must
8725 * tree-inline.c (copy_decl_for_dup_finish): Reset mode for
8728 2019-01-17 Jakub Jelinek <jakub@redhat.com>
8731 * config/aarch64/arm_neon.h: Fix #pragma GCC target syntax - replace
8732 (("..."))) with ("..."). Use arch=armv8.2-a+sha3 instead of
8733 arch=armv8.2-a+crypto for vsha512hq_u64 etc. intrinsics.
8735 2019-01-17 Martin Sebor <msebor@redhat.com>
8738 * gimple-ssa-warn-restrict.c (builtin_memref::extend_offset_range):
8739 Handle anti-ranges the same as no range at all.
8741 2018-01-17 Steve Ellcey <sellcey@cavium.com>
8743 * config/aarch64/aarch64.c (cgraph.h): New include.
8744 (intl.h): New include.
8745 (supported_simd_type): New function.
8746 (currently_supported_simd_type): Ditto.
8747 (aarch64_simd_clone_compute_vecsize_and_simdlen): Ditto.
8748 (aarch64_simd_clone_adjust): Ditto.
8749 (aarch64_simd_clone_usable): Ditto.
8750 (TARGET_SIMD_CLONE_COMPUTE_VECSIZE_AND_SIMDLEN): New macro.
8751 (TARGET_SIMD_CLONE_ADJUST): Ditto.
8752 (TARGET_SIMD_CLONE_USABLE): Ditto.
8753 * config/i386/i386.c (ix86_simd_clone_adjust): Add definition check.
8754 * omp-simd-clone.c (expand_simd_clones): Add targetm.simd_clone.adjust
8757 2019-01-17 Martin Sebor <msebor@redhat.com>
8759 PR tree-optimization/88800
8760 * gimple-fold.c (gimple_fold_builtin_memory_op): Avoid checking
8761 NO_WARNING bit here. Avoid folding out-of-bounds calls.
8762 * gimple-ssa-warn-restrict.c (maybe_diag_offset_bounds): Remove
8763 redundant argument. Add new argument and issue diagnostics under
8764 its control. Detect out-of-bounds access even with warnings
8766 (check_bounds_or_overlap): Change return type. Add argument.
8767 (wrestrict_dom_walker::check_call): Adjust.
8768 * gimple-ssa-warn-restrict.h (check_bounds_or_overlap): Add argument.
8769 * tree-ssa-strlen.c (handle_builtin_strcpy): Adjust to change in
8770 check_bounds_or_overlap's return value.
8771 (handle_builtin_stxncpy): Same.
8772 (handle_builtin_strcat): Same.
8774 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8775 Kwok Cheung Yeung <kcy@codesourcery.com>
8776 Julian Brown <julian@codesourcery.com>
8777 Tom de Vries <tom@codesourcery.com>
8779 * doc/sourcebuild.texi: Document dg-add-options sqrt_insn.
8781 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8783 * doc/sourcebuild.texi: Document dg-require-effective-target
8784 llvm_binutils and offload_gcn.
8786 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8787 Kwok Cheung Yeung <kcy@codesourcery.com>
8788 Julian Brown <julian@codesourcery.com>
8789 Tom de Vries <tom@codesourcery.com>
8791 * doc/sourcebuild.texi: Document dg-required-effective-target
8794 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8795 Kwok Cheung Yeung <kcy@codesourcery.com>
8796 Julian Brown <julian@codesourcery.com>
8797 Tom de Vries <tom@codesourcery.com>
8798 Jan Hubicka <hubicka@ucw.cz>
8799 Martin Jambor <mjambor@suse.cz>
8801 * config.gcc: Add amdgcn*-*-amdhsa configuration.
8802 * configure.ac: Check for dlopen.
8803 * configure: Regenerate.
8805 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8806 Kwok Cheung Yeung <kcy@codesourcery.com>
8807 Julian Brown <julian@codesourcery.com>
8808 Tom de Vries <tom@codesourcery.com>
8809 Jan Hubicka <hubicka@ucw.cz>
8810 Martin Jambor <mjambor@suse.cz>
8812 * common/config/gcn/gcn-common.c: New file.
8813 * config/gcn/driver-gcn.c: New file.
8814 * config/gcn/gcn-builtins.def: New file.
8815 * config/gcn/gcn-hsa.h: New file.
8816 * config/gcn/gcn-modes.def: New file.
8817 * config/gcn/gcn-opts.h: New file.
8818 * config/gcn/gcn-passes.def: New file.
8819 * config/gcn/gcn-protos.h: New file.
8820 * config/gcn/gcn-run.c: New file.
8821 * config/gcn/gcn-tree.c: New file.
8822 * config/gcn/gcn.c: New file.
8823 * config/gcn/gcn.h: New file.
8824 * config/gcn/gcn.opt: New file.
8825 * config/gcn/t-gcn-hsa: New file.
8827 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8828 Kwok Cheung Yeung <kcy@codesourcery.com>
8829 Julian Brown <julian@codesourcery.com>
8830 Tom de Vries <tom@codesourcery.com>
8831 Jan Hubicka <hubicka@ucw.cz>
8832 Martin Jambor <mjambor@suse.cz>
8834 * config/gcn/constraints.md: New file.
8835 * config/gcn/gcn-valu.md: New file.
8836 * config/gcn/gcn.md: New file.
8837 * config/gcn/predicates.md: New file.
8839 2019-01-17 Eric Botcazou <ebotcazou@adacore.com>
8841 * gimple-ssa-isolate-paths.c (stmt_uses_name_in_undefined_way): Replace
8842 flag_non_call_exceptions with cfun->can_throw_non_call_exceptions.
8843 (stmt_uses_0_or_null_in_undefined_way): Likewise.
8844 * tree-ssa-alias.c (same_addr_size_stores_p): Likewise.
8846 2019-01-17 Tamar Christina <tamar.christina@arm.com>
8849 * config/aarch64/aarch64.md (STACK_CLASH_SVE_CFA_REGNUM): New.
8850 * config/aarch64/aarch64.c (aarch64_allocate_and_probe_stack_space): Use
8851 it and document registers.
8853 2019-01-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8855 * config/aarch64/aarch64.c (ares_tunings): Define.
8856 * config/aarch64/aarch64-cores.def (ares): Use the above.
8858 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
8862 2018-11-06 Wei Xiao <wei3.xiao@intel.com>
8864 * config/i386/avx512fintrin.h: Update VFIXUPIMM* intrinsics.
8865 (_mm512_fixupimm_round_pd): Update parameters and builtin.
8866 (_mm512_maskz_fixupimm_round_pd): Ditto.
8867 (_mm512_fixupimm_round_ps): Ditto.
8868 (_mm512_maskz_fixupimm_round_ps): Ditto.
8869 (_mm_fixupimm_round_sd): Ditto.
8870 (_mm_maskz_fixupimm_round_sd): Ditto.
8871 (_mm_fixupimm_round_ss): Ditto.
8872 (_mm_maskz_fixupimm_round_ss): Ditto.
8873 (_mm512_fixupimm_pd): Ditto.
8874 (_mm512_maskz_fixupimm_pd): Ditto.
8875 (_mm512_fixupimm_ps): Ditto.
8876 (_mm512_maskz_fixupimm_ps): Ditto.
8877 (_mm_fixupimm_sd): Ditto.
8878 (_mm_maskz_fixupimm_sd): Ditto.
8879 (_mm_fixupimm_ss): Ditto.
8880 (_mm_maskz_fixupimm_ss): Ditto.
8881 (_mm512_mask_fixupimm_round_pd): Update builtin.
8882 (_mm512_mask_fixupimm_round_ps): Ditto.
8883 (_mm_mask_fixupimm_round_sd): Ditto.
8884 (_mm_mask_fixupimm_round_ss): Ditto.
8885 (_mm512_mask_fixupimm_pd): Ditto.
8886 (_mm512_mask_fixupimm_ps): Ditto.
8887 (_mm_mask_fixupimm_sd): Ditto.
8888 (_mm_mask_fixupimm_ss): Ditto.
8889 * config/i386/avx512vlintrin.h:
8890 (_mm256_fixupimm_pd): Update parameters and builtin.
8891 (_mm256_maskz_fixupimm_pd): Ditto.
8892 (_mm256_fixupimm_ps): Ditto.
8893 (_mm256_maskz_fixupimm_ps): Ditto.
8894 (_mm_fixupimm_pd): Ditto.
8895 (_mm_maskz_fixupimm_pd): Ditto.
8896 (_mm_fixupimm_ps): Ditto.
8897 (_mm_maskz_fixupimm_ps): Ditto.
8898 (_mm256_mask_fixupimm_pd): Update builtin.
8899 (_mm256_mask_fixupimm_ps): Ditto.
8900 (_mm_mask_fixupimm_pd): Ditto.
8901 (_mm_mask_fixupimm_ps): Ditto.
8902 * config/i386/i386-builtin-types.def: Add new types and remove useless ones.
8903 * config/i386/i386-builtin.def: Update builtin definitions.
8904 * config/i386/i386.c: Handle new builtin types and remove useless ones.
8905 * config/i386/sse.md: Update VFIXUPIMM* patterns.
8906 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
8907 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
8908 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Update.
8909 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
8910 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
8911 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Update.
8912 * config/i386/subst.md:
8913 (round_saeonly_sd_mask_operand4): Add new subst_attr.
8914 (round_saeonly_sd_mask_op4): Ditto.
8915 (round_saeonly_expand_operand5): Ditto.
8916 (round_saeonly_expand): Update.
8918 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
8922 2018-11-12 Wei Xiao <wei3.xiao@intel.com>
8924 * config/i386/sse.md: Combine VFIXUPIMM* patterns
8925 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
8926 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
8927 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Remove.
8928 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
8929 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
8930 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Remove.
8932 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
8936 2018-12-15 Jakub Jelinek <jakub@redhat.com>
8939 * config/i386/sse.md (UNSPEC_SFIXUPIMM): New unspec enumerator.
8940 (avx512f_sfixupimm<mode><mask_name><round_saeonly_name>): Use it
8941 instead of UNSPEC_FIXUPIMM.
8943 2019-01-17 Richard Biener <rguenther@suse.de>
8946 * dwarf2out.c (want_pubnames): Never generate pubnames sections
8947 and friends for the LTO part of debug info.
8949 2019-01-17 Jakub Jelinek <jakub@redhat.com>
8951 PR tree-optimization/86214
8952 * cfgexpand.c (add_stack_var_conflict): Don't add any conflicts
8955 PR rtl-optimization/88870
8956 * dce.c (deletable_insn_p): Never delete const/pure calls that can
8957 throw if we can't alter the cfg or delete dead exceptions.
8958 (mark_insn): Don't call find_call_stack_args for such calls.
8960 2019-01-17 Kewen Lin <linkw@gcc.gnu.org>
8962 * doc/extend.texi: Add four new prototypes for vec_ld and seven new
8963 prototypes for vec_st.
8964 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add entries
8965 for scalar address type variants of altivec_vec_ld/altivec_vec_st,
8966 mainly on signed/unsigned long long and double.
8968 2019-01-16 David Malcolm <dmalcolm@redhat.com>
8971 * combine.c (delete_noop_moves): Convert to "bool" return,
8972 returning true if any edges are eliminated.
8973 (combine_instructions): Also return true if delete_noop_moves
8976 2019-01-16 Tamar Christina <tamar.christina@arm.com>
8978 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Use
8979 correct max nunits for endian swap.
8980 (aarch64_expand_fcmla_builtin): Correct subreg code.
8981 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
8982 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>): Correct
8985 2019-01-16 Uroš Bizjak <ubizjak@gmail.com>
8987 * config/alpha/alpha.c (alpha_gimplify_va_arg):
8988 Handle split indirect COMPLEX_TYPE arguments.
8990 2019-01-16 Richard Earnshaw <rearnsha@arm.com>
8993 * config/aarch64/aarch64-modes.def: Add comment about how the carry
8994 bit is set by add and compare.
8995 (CC_ADC): New CC_MODE.
8996 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Use variables
8997 to cache the code and mode of X. Adjust the shape of a CC_Cmode
8998 comparison. Add detection for CC_ADCmode.
8999 (aarch64_get_condition_code_1): Update code support for CC_Cmode. Add
9001 * config/aarch64/aarch64.md (uaddv<mode>4): Use LTU with CCmode.
9002 (uaddvti4): Comparison result is in CC_ADCmode and the condition is GEU.
9003 (add<mode>3_compareC_cconly_imm): Delete. Merge into...
9004 (add<mode>3_compareC_cconly): ... this. Restructure the comparison
9005 to eliminate the need for zero-extending the operands.
9006 (add<mode>3_compareC_imm): Delete. Merge into ...
9007 (add<mode>3_compareC): ... this. Restructure the comparison to
9008 eliminate the need for zero-extending the operands.
9009 (add<mode>3_carryin): Use LTU for the overflow detection.
9010 (add<mode>3_carryinC): Use CC_ADCmode for the result of the carry out.
9011 Reexpress comparison for overflow.
9012 (add<mode>3_carryinC_zero): Update for change to add<mode>3_carryinC.
9013 (add<mode>3_carryinC): Likewise.
9014 (add<mode>3_carryinV): Use LTU for carry between partials.
9015 * config/aarch64/predicates.md (aarch64_carry_operation): Update
9016 handling of CC_Cmode and add CC_ADCmode.
9017 (aarch64_borrow_operation): Likewise.
9019 2019-01-16 Tamar Christina <tamar.christina@arm.com>
9021 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): Remove patternmode.
9022 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): Likewise.
9023 * config/arm/neon.md (neon_vcmla_lane<rot><mode>, neon_vcmla_laneq<rot><mode>,
9024 neon_vcmlaq_lane<rot><mode>): Remove endianness conversion.
9026 2019-01-16 Martin Liska <mliska@suse.cz>
9028 * Makefile.in: Set TOOL_INCLUDE_DIR and NATIVE_SYSTEM_HEADER_DIR
9030 * config/gnu-user.h (TARGET_F951_OPTIONS): Add 'finclude%s/' as
9032 * gcc.c (add_sysrooted_hdrs_prefix): New function.
9033 (path_prefix_reset): Move up in the source file.
9034 (find_fortran_preinclude_file): Make complex search for the
9035 fortran header files.
9037 2019-01-15 Nikhil Benesch <nikhil.benesch@gmail.com>
9039 * godump.c (go_output_typedef): When outputting a typedef, refer
9040 to the underlying type by its name and not its structure.
9042 2019-01-15 David Malcolm <dmalcolm@redhat.com>
9045 * tree.c (build_function_type): Assert that arg_types is not
9048 2019-01-15 Richard Sandiford <richard.sandiford@arm.com>
9051 * doc/extend.texi: Document that listing the stack pointer in the
9052 clobber list of an asm is a deprecated feature.
9053 * common.opt (Wdeprecated): Moved from c-family/c.opt.
9054 * cfgexpand.c (asm_clobber_reg_is_valid): Issue a -Wdeprecated
9055 warning instead of an error for clobbers of the stack pointer.
9056 Add a note explaining why.
9058 2019-01-15 Richard Biener <rguenther@suse.de>
9061 * dwarf2out.c (gen_member_die): Do not generate inheritance
9064 2019-01-15 Richard Biener <rguenther@suse.de>
9066 PR tree-optimization/88855
9067 * tree-if-conv.c (combine_blocks): Collect
9068 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from propagated out virtuals.
9070 2019-01-15 Tom de Vries <tdevries@suse.de>
9073 * config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Handle
9074 lhs == NULL_TREE for gang-level reduction.
9076 2019-01-15 Richard Biener <rguenther@suse.de>
9077 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9080 * ipa-pure-const.c (malloc_candidate_p_1): Add parameter visited and
9081 return true if SSA_NAME is already marked in visited bitmap.
9082 (malloc_candidate_p): Pass visited to malloc_candidate_p_1.
9084 2019-01-15 Jakub Jelinek <jakub@redhat.com>
9086 PR tree-optimization/88775
9087 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)): Optimize
9088 equal == 0 equality pointer comparisons some more if compared in
9089 integral types and either one points to an automatic var and the
9090 other to a global, or we can prove at least one points to the middle
9091 or both point to start or both point to end.
9093 2019-01-14 Andi Kleen <ak@linux.intel.com>
9095 * Makefile.in: Lower autofdo sampling rate by 10x.
9096 * Makefile.tpl: Dito.
9098 2019-01-14 Tom Honermann <tom@honermann.net>
9100 * defaults.h: Define CHAR8_TYPE.
9102 2019-01-14 Martin Sebor <msebor@redhat.com>
9105 * doc/extend.texi (Darwin Format Checks): Clarify.
9107 2019-01-14 Richard Biener <rguenther@suse.de>
9109 * genmatch.c (dt_simplify::gen_1): Change dumping dependent on
9110 whether we are in (simplify ...) or (match ...) context.
9112 2019-01-14 Jakub Jelinek <jakub@redhat.com>
9114 PR rtl-optimization/88796
9115 * emit-rtl.h (struct rtl_data): Add stack_protect_guard_decl field.
9116 * cfgexpand.c (stack_protect_prologue): Initialize
9117 crtl->stack_protect_guard_decl.
9118 * function.c (stack_protect_epilogue): Use it instead of calling
9119 targetm.stack_protect_guard again.
9120 * dse.c (check_mem_read_rtx): Ignore MEM_VOLATILE_P reads from
9121 MEMs with MEM_EXPR equal to crtl->stack_protect_guard or
9122 crtl->stack_protect_guard_decl.
9123 * config/i386/i386.c (ix86_stack_protect_guard): Set TREE_THIS_VOLATILE
9124 on the returned MEM_EXPR.
9126 2019-01-12 Tom de Vries <tdevries@suse.de>
9128 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Alow setting
9129 vector length using -fopenacc-dim.
9131 2019-01-12 Tom de Vries <tdevries@suse.de>
9133 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Take larger vector
9134 lengths into account.
9136 2019-01-12 Svante Signell <svante.signell@gmail.com>
9138 * config/i386/gnu.h (TARGET_THREAD_SSP_OFFSET): Define.
9139 (TARGET_CAN_SPLIT_STACK): Define.
9140 (TARGET_THREAD_SPLIT_STACK_OFFSET): Define.
9142 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9144 * params.def (inline-unit-growth): Set to 40.
9146 2019-01-12 Jakub Jelinek <jakub@redhat.com>
9148 * tree-ssa-loop-ivopts.c (find_inv_vars): Fix a comment typo.
9150 2019-01-12 Tom de Vries <tdevries@suse.de>
9152 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): In offloading
9153 region calling vector-partitionable routine, set default_vector_length
9156 2019-01-12 Tom de Vries <tdevries@suse.de>
9158 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add an use new
9159 variable default_vector_length.
9161 2019-01-12 Tom de Vries <tdevries@suse.de>
9164 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Apply defaults
9165 from oacc_default_dims, as oacc_validate_dims would do it, and apply
9168 2019-01-12 Tom de Vries <tdevries@suse.de>
9170 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1)
9171 (nvptx_goacc_validate_dims): Add used parameter.
9172 * doc/tm.texi: Regenerate.
9173 * omp-offload.c (oacc_parse_default_dims, oacc_validate_dims): Add
9174 argument to call to targetm.goacc.validate_dims.
9175 (default_goacc_validate_dims): Add used
9177 * target.def (validate_dims): Add used parameter in DEFHOOK.
9178 * targhooks.h (default_goacc_validate_dims): Add used parameter.
9180 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9184 * tree-inline.h (struct copy_body_data): Add adjust_array_error_bounds
9186 * tree-inline.c (remap_type_1): Formatting fix. If TYPE_MAX_VALUE of
9187 ARRAY_TYPE's TYPE_DOMAIN is newly error_mark_node, replace it with
9188 a dummy "omp dummy var" variable if id->adjust_array_error_bounds.
9189 * omp-low.c (new_omp_context): Set cb.adjust_array_error_bounds.
9191 2019-01-11 Vladimir Makarov <vmakarov@redhat.com>
9193 PR rtl-optimization/87305
9195 (setup_live_pseudos_and_spill_after_risky_transforms): Add code
9196 for little endian pseudos used as paradoxical subreg.
9198 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9200 PR tree-optimization/88693
9201 * tree-ssa-strlen.c (get_min_string_length): Don't set *full_string_p
9202 for STRING_CSTs that don't contain any NUL characters in the first
9203 TREE_STRING_LENGTH bytes.
9205 2019-01-11 Alan Modra <amodra@gmail.com>
9209 * genattrtab.c (min_fn): Don't translate values.
9210 (min_attr_value): Return INT_MAX when the value can't be calculated.
9211 Return minimum among any values that can be calculated.
9212 (max_attr_value): Adjust.
9214 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9216 * Makefile.in (PLUGIN_HEADERS): Add $(INSN_ATTR_H).
9218 2019-01-11 Steve Ellcey <sellcey@marvell.com>
9220 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
9221 (aarch64_hard_regno_call_part_clobbered): Add insn argument.
9222 (aarch64_return_call_with_max_clobbers): New function.
9223 (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New macro.
9224 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Add insn
9226 * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): Ditto.
9227 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Ditto.
9228 * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered): Ditto.
9229 * config/s390/s390.c (s390_hard_regno_call_part_clobbered): Ditto.
9230 * cselib.c (cselib_process_insn): Add argument to
9231 targetm.hard_regno_call_part_clobbered call.
9232 * ira-conflicts.c (ira_build_conflicts): Ditto.
9233 * ira-costs.c (ira_tune_allocno_costs): Ditto.
9234 * lra-constraints.c (inherit_reload_reg): Ditto.
9235 * lra-int.h (struct lra_reg): Add call_insn field, remove call_p field.
9236 * lra-lives.c (check_pseudos_live_through_calls): Add call_insn
9237 argument. Call targetm.return_call_with_max_clobbers.
9238 Add argument to targetm.hard_regno_call_part_clobbered call.
9239 (calls_have_same_clobbers_p): New function.
9240 (process_bb_lives): Add call_insn and last_call_insn variables.
9241 Pass call_insn to check_pseudos_live_through_calls.
9242 Modify if stmt to check targetm.return_call_with_max_clobbers.
9243 Update setting of flush variable.
9244 (lra_create_live_ranges_1): Set call_insn to NULL instead of call_p
9246 * lra.c (initialize_lra_reg_info_element): Set call_insn to NULL.
9247 * regcprop.c (copyprop_hardreg_forward_1): Add argument to
9248 targetm.hard_regno_call_part_clobbered call.
9249 * reginfo.c (choose_hard_reg_mode): Ditto.
9250 * regrename.c (check_new_reg_p): Ditto.
9251 * reload.c (find_equiv_reg): Ditto.
9252 * reload1.c (emit_reload_insns): Ditto.
9253 * sched-deps.c (deps_analyze_insn): Ditto.
9254 * sel-sched.c (init_regs_for_mode): Ditto.
9255 (mark_unavailable_hard_regs): Ditto.
9256 * targhooks.c (default_dwarf_frame_reg_mode): Ditto.
9257 * target.def (hard_regno_call_part_clobbered): Add insn argument.
9258 (return_call_with_max_clobbers): New target function.
9259 * doc/tm.texi: Regenerate.
9260 * doc/tm.texi.in (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New hook.
9261 * hooks.c (hook_bool_uint_mode_false): Change to
9262 hook_bool_insn_uint_mode_false.
9263 * hooks.h (hook_bool_uint_mode_false): Ditto.
9265 2019-01-11 Steve Ellcey <sellcey@marvell.com>
9267 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
9268 (aarch64_remove_extra_call_preserved_regs): New function.
9269 (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New macro.
9270 * doc/tm.texi.in (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New hook.
9271 * doc/tm.texi: Regenerate.
9272 * final.c (get_call_reg_set_usage): Call new hook.
9273 * target.def (remove_extra_call_preserved_regs): New hook.
9274 * targhooks.c (default_remove_extra_call_preserved_regs): New function.
9275 * targhooks.h (default_remove_extra_call_preserved_regs): New function.
9277 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9280 * passes.c (finish_optimization_passes): Call print_combine_total_stats
9281 inside of pass_combine_1 dump rather than pass_profile_1.
9283 2019-01-11 Tom de Vries <tdevries@suse.de>
9285 * config/nvptx/nvptx.c (PTX_CTA_NUM_BARRIERS, PTX_PER_CTA_BARRIER)
9286 (PTX_NUM_PER_CTA_BARRIER, PTX_FIRST_PER_WORKER_BARRIER)
9287 (PTX_NUM_PER_WORKER_BARRIERS): Define.
9288 (nvptx_apply_dim_limits): Prevent vector_length 64 and
9291 2019-01-11 Tom de Vries <tdevries@suse.de>
9293 * config/nvptx/nvptx.c (PTX_CTA_SIZE): Move up.
9295 2019-01-11 Jan Beulich <jbeulich@suse.com>
9297 * config/i386/i386.md (rex64suffix): Add L suffix for SI.
9298 * config/i386/sse.md (cvtusi2<ssescalarmodesuffix>32<round_name>,
9299 sse2_cvtsi2sd): Add {l}.
9300 (sse2_cvtsi2sdq<round_name>): Make q conditional upon AT&T
9303 2019-01-10 Jakub Jelinek <jakub@redhat.com>
9306 * config/i386/sse.md (float<floatunssuffix>v2div2sf2): Turn into
9308 (*float<floatunssuffix>v2div2sf2): New define_insn.
9309 (float<floatunssuffix>v2div2sf2_mask): Turn into define_expand.
9310 (*float<floatunssuffix>v2div2sf2_mask): New define_insn.
9311 (*float<floatunssuffix>v2div2sf2_mask_1): Replace
9312 subrtxes (const_vector:V2SF [(const_int 0) (const_int 0)]) with
9313 match_operands with "const0_operand" "C".
9315 2019-01-10 Tamar Christina <tamar.christina@arm.com>
9317 * config/aarch64/aarch64-builtins.c
9318 (aarch64_init_builtins): Move aarch64_init_fcmla_laneq_builtins...
9319 (aarch64_init_simd_builtins): ...Here
9321 2019-01-10 Vladimir Makarov <vmakarov@redhat.com>
9323 PR rtl-optimization/87305
9325 (setup_live_pseudos_and_spill_after_risky_transforms): Check
9326 allocation for big endian pseudos used as paradoxical subregs and
9327 spill them if it is wrong.
9328 * lra-constraints.c (lra_constraints): Add a comment.
9330 2019-01-10 Richard Biener <rguenther@suse.de>
9332 PR tree-optimization/88792
9333 * tree-ssa-pre.c (get_representative_for): Do not return a
9336 2019-01-10 Jakub Jelinek <jakub@redhat.com>
9340 * function.c (assign_stack_local_1): Revert the 2018-11-21 changes.
9341 (assign_parm_setup_block): Do the argument slot realignment here
9344 2019-01-10 Stefan Agner <stefan@agner.ch>
9347 * config/arm/arm.c (arm_option_override_internal): Force
9348 opts->x_inline_asm_unified to true only if TARGET_THUMB2_P.
9350 2019-01-10 Jakub Jelinek <jakub@redhat.com>
9353 * attribs.c (handle_dll_attribute): Clear TREE_STATIC after setting
9356 2019-01-10 Tamar Christina <tamar.christina@arm.com>
9358 * config/arm/arm-builtins.c
9359 (enum arm_type_qualifiers): Add qualifier_lane_pair_index.
9360 (MAC_LANE_PAIR_QUALIFIERS): New.
9361 (arm_expand_builtin_args): Use it.
9362 (arm_expand_builtin_1): Likewise.
9363 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): New.
9364 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): New.
9365 * config/arm/arm-c.c (arm_cpu_builtins): Add __ARM_FEATURE_COMPLEX.
9366 * config/arm/arm_neon.h:
9367 (vcadd_rot90_f16): New.
9368 (vcaddq_rot90_f16): New.
9369 (vcadd_rot270_f16): New.
9370 (vcaddq_rot270_f16): New.
9373 (vcmla_lane_f16): New.
9374 (vcmla_laneq_f16): New.
9375 (vcmlaq_lane_f16): New.
9376 (vcmlaq_laneq_f16): New.
9377 (vcmla_rot90_f16): New.
9378 (vcmlaq_rot90_f16): New.
9379 (vcmla_rot90_lane_f16): New.
9380 (vcmla_rot90_laneq_f16): New.
9381 (vcmlaq_rot90_lane_f16): New.
9382 (vcmlaq_rot90_laneq_f16): New.
9383 (vcmla_rot180_f16): New.
9384 (vcmlaq_rot180_f16): New.
9385 (vcmla_rot180_lane_f16): New.
9386 (vcmla_rot180_laneq_f16): New.
9387 (vcmlaq_rot180_lane_f16): New.
9388 (vcmlaq_rot180_laneq_f16): New.
9389 (vcmla_rot270_f16): New.
9390 (vcmlaq_rot270_f16): New.
9391 (vcmla_rot270_lane_f16): New.
9392 (vcmla_rot270_laneq_f16): New.
9393 (vcmlaq_rot270_lane_f16): New.
9394 (vcmlaq_rot270_laneq_f16): New.
9395 (vcadd_rot90_f32): New.
9396 (vcaddq_rot90_f32): New.
9397 (vcadd_rot270_f32): New.
9398 (vcaddq_rot270_f32): New.
9401 (vcmla_lane_f32): New.
9402 (vcmla_laneq_f32): New.
9403 (vcmlaq_lane_f32): New.
9404 (vcmlaq_laneq_f32): New.
9405 (vcmla_rot90_f32): New.
9406 (vcmlaq_rot90_f32): New.
9407 (vcmla_rot90_lane_f32): New.
9408 (vcmla_rot90_laneq_f32): New.
9409 (vcmlaq_rot90_lane_f32): New.
9410 (vcmlaq_rot90_laneq_f32): New.
9411 (vcmla_rot180_f32): New.
9412 (vcmlaq_rot180_f32): New.
9413 (vcmla_rot180_lane_f32): New.
9414 (vcmla_rot180_laneq_f32): New.
9415 (vcmlaq_rot180_lane_f32): New.
9416 (vcmlaq_rot180_laneq_f32): New.
9417 (vcmla_rot270_f32): New.
9418 (vcmlaq_rot270_f32): New.
9419 (vcmla_rot270_lane_f32): New.
9420 (vcmla_rot270_laneq_f32): New.
9421 (vcmlaq_rot270_lane_f32): New.
9422 (vcmlaq_rot270_laneq_f32): New.
9423 * config/arm/arm_neon_builtins.def (vcadd90, vcadd270, vcmla0, vcmla90,
9424 vcmla180, vcmla270, vcmla_lane0, vcmla_lane90, vcmla_lane180,
9425 vcmla_lane270, vcmla_laneq0, vcmla_laneq90, vcmla_laneq180,
9426 vcmla_laneq270, vcmlaq_lane0, vcmlaq_lane90, vcmlaq_lane180,
9427 vcmlaq_lane270): New.
9428 * config/arm/neon.md (neon_vcmla_lane<rot><mode>,
9429 neon_vcmla_laneq<rot><mode>, neon_vcmlaq_lane<rot><mode>): New.
9430 * config/arm/arm.c (arm_arch8_3, arm_arch8_4): New.
9431 * config/arm/arm.h (TARGET_COMPLEX, arm_arch8_3, arm_arch8_4): New.
9432 (arm_option_reconfigure_globals): Use them.
9433 * config/arm/iterators.md (VDF, VQ_HSF): New.
9434 (VCADD, VCMLA): New.
9435 (VF_constraint, rot, rotsplit1, rotsplit2): Add V4HF and V8HF.
9436 * config/arm/neon.md (neon_vcadd<rot><mode>, neon_vcmla<rot><mode>):
9438 * config/arm/unspecs.md (UNSPEC_VCADD90, UNSPEC_VCADD270,
9439 UNSPEC_VCMLA, UNSPEC_VCMLA90, UNSPEC_VCMLA180, UNSPEC_VCMLA270): New.
9441 2019-01-10 Tamar Christina <tamar.christina@arm.com>
9443 * config/aarch64/aarch64-builtins.c (enum aarch64_type_qualifiers):
9444 Add qualifier_lane_pair_index.
9445 (emit-rtl.h): Include.
9446 (TYPES_QUADOP_LANE_PAIR): New.
9447 (aarch64_simd_expand_args): Use it.
9448 (aarch64_simd_expand_builtin): Likewise.
9449 (AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_laneq_builtin_datum):
9451 (FCMLA_LANEQ_BUILTIN, AARCH64_SIMD_FCMLA_LANEQ_BUILTIN_BASE,
9452 AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_lane_builtin_data,
9453 aarch64_init_fcmla_laneq_builtins, aarch64_expand_fcmla_builtin): New.
9454 (aarch64_init_builtins): Add aarch64_init_fcmla_laneq_builtins.
9455 (aarch64_expand_buildin): Add AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V2SF,
9456 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V2SF,
9457 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V2SF,
9458 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ2700_V2SF,
9459 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V4HF,
9460 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V4HF,
9461 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V4HF,
9462 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ270_V4HF.
9463 * config/aarch64/iterators.md (FCMLA_maybe_lane): New.
9464 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
9465 Add __ARM_FEATURE_COMPLEX.
9466 * config/aarch64/aarch64-simd-builtins.def (fcadd90, fcadd270, fcmla0,
9467 fcmla90, fcmla180, fcmla270, fcmla_lane0, fcmla_lane90, fcmla_lane180,
9468 fcmla_lane270, fcmla_laneq0, fcmla_laneq90, fcmla_laneq180,
9469 fcmla_laneq270, fcmlaq_lane0, fcmlaq_lane90, fcmlaq_lane180,
9470 fcmlaq_lane270): New.
9471 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
9472 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>,
9473 aarch64_fcadd<rot><mode>, aarch64_fcmla<rot><mode>): New.
9474 * config/aarch64/arm_neon.h:
9475 (vcadd_rot90_f16): New.
9476 (vcaddq_rot90_f16): New.
9477 (vcadd_rot270_f16): New.
9478 (vcaddq_rot270_f16): New.
9481 (vcmla_lane_f16): New.
9482 (vcmla_laneq_f16): New.
9483 (vcmlaq_lane_f16): New.
9484 (vcmlaq_rot90_lane_f16): New.
9485 (vcmla_rot90_laneq_f16): New.
9486 (vcmla_rot90_lane_f16): New.
9487 (vcmlaq_rot90_f16): New.
9488 (vcmla_rot90_f16): New.
9489 (vcmlaq_laneq_f16): New.
9490 (vcmla_rot180_laneq_f16): New.
9491 (vcmla_rot180_lane_f16): New.
9492 (vcmlaq_rot180_f16): New.
9493 (vcmla_rot180_f16): New.
9494 (vcmlaq_rot90_laneq_f16): New.
9495 (vcmlaq_rot270_laneq_f16): New.
9496 (vcmlaq_rot270_lane_f16): New.
9497 (vcmla_rot270_laneq_f16): New.
9498 (vcmlaq_rot270_f16): New.
9499 (vcmla_rot270_f16): New.
9500 (vcmlaq_rot180_laneq_f16): New.
9501 (vcmlaq_rot180_lane_f16): New.
9502 (vcmla_rot270_lane_f16): New.
9503 (vcadd_rot90_f32): New.
9504 (vcaddq_rot90_f32): New.
9505 (vcaddq_rot90_f64): New.
9506 (vcadd_rot270_f32): New.
9507 (vcaddq_rot270_f32): New.
9508 (vcaddq_rot270_f64): New.
9512 (vcmla_lane_f32): New.
9513 (vcmla_laneq_f32): New.
9514 (vcmlaq_lane_f32): New.
9515 (vcmlaq_laneq_f32): New.
9516 (vcmla_rot90_f32): New.
9517 (vcmlaq_rot90_f32): New.
9518 (vcmlaq_rot90_f64): New.
9519 (vcmla_rot90_lane_f32): New.
9520 (vcmla_rot90_laneq_f32): New.
9521 (vcmlaq_rot90_lane_f32): New.
9522 (vcmlaq_rot90_laneq_f32): New.
9523 (vcmla_rot180_f32): New.
9524 (vcmlaq_rot180_f32): New.
9525 (vcmlaq_rot180_f64): New.
9526 (vcmla_rot180_lane_f32): New.
9527 (vcmla_rot180_laneq_f32): New.
9528 (vcmlaq_rot180_lane_f32): New.
9529 (vcmlaq_rot180_laneq_f32): New.
9530 (vcmla_rot270_f32): New.
9531 (vcmlaq_rot270_f32): New.
9532 (vcmlaq_rot270_f64): New.
9533 (vcmla_rot270_lane_f32): New.
9534 (vcmla_rot270_laneq_f32): New.
9535 (vcmlaq_rot270_lane_f32): New.
9536 (vcmlaq_rot270_laneq_f32): New.
9537 * config/aarch64/aarch64.h (TARGET_COMPLEX): New.
9538 * config/aarch64/iterators.md (UNSPEC_FCADD90, UNSPEC_FCADD270,
9539 UNSPEC_FCMLA, UNSPEC_FCMLA90, UNSPEC_FCMLA180, UNSPEC_FCMLA270): New.
9540 (FCADD, FCMLA): New.
9542 * config/arm/types.md (neon_fcadd, neon_fcmla): New.
9544 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
9548 * config/pa/pa.c: Change "can not" to "cannot".
9549 * gimple-ssa-evrp-analyze.c: Likewise.
9550 * ipa-icf.c: Likewise.
9551 * ipa-polymorphic-call.c: Likewise.
9552 * ipa-pure-const.c: Likewise.
9553 * lra-constraints.c: Likewise.
9554 * lra-remat.c: Likewise.
9555 * reload1.c: Likewise.
9556 * reorg.c: Likewise.
9557 * tree-ssa-uninit.c: Likewise.
9559 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
9563 * Makefile.in: Mechanically replace "can not" with "cannot".
9564 * alias.c: Likewise.
9565 * builtins.c: Likewise.
9566 * calls.c: Likewise.
9567 * cgraph.c: Likewise.
9568 * cgraph.h: Likewise.
9569 * cgraphclones.c: Likewise.
9570 * cgraphunit.c: Likewise.
9571 * combine-stack-adj.c: Likewise.
9572 * combine.c: Likewise.
9573 * common/config/i386/i386-common.c: Likewise.
9574 * config/aarch64/aarch64.c: Likewise.
9575 * config/alpha/sync.md: Likewise.
9576 * config/arc/arc.c: Likewise.
9577 * config/arc/predicates.md: Likewise.
9578 * config/arm/arm-c.c: Likewise.
9579 * config/arm/arm.c: Likewise.
9580 * config/arm/arm.h: Likewise.
9581 * config/arm/arm.md: Likewise.
9582 * config/arm/cortex-r4f.md: Likewise.
9583 * config/csky/csky.c: Likewise.
9584 * config/csky/csky.h: Likewise.
9585 * config/darwin-f.c: Likewise.
9586 * config/epiphany/epiphany.md: Likewise.
9587 * config/i386/i386.c: Likewise.
9588 * config/i386/sol2.h: Likewise.
9589 * config/m68k/m68k.c: Likewise.
9590 * config/mcore/mcore.h: Likewise.
9591 * config/microblaze/microblaze.md: Likewise.
9592 * config/mips/20kc.md: Likewise.
9593 * config/mips/sb1.md: Likewise.
9594 * config/nds32/nds32.c: Likewise.
9595 * config/nds32/predicates.md: Likewise.
9596 * config/pa/pa.c: Likewise.
9597 * config/rs6000/e300c2c3.md: Likewise.
9598 * config/rs6000/rs6000.c: Likewise.
9599 * config/s390/s390.h: Likewise.
9600 * config/sh/sh.c: Likewise.
9601 * config/sh/sh.md: Likewise.
9602 * config/spu/vmx2spu.h: Likewise.
9603 * cprop.c: Likewise.
9604 * dbxout.c: Likewise.
9605 * df-scan.c: Likewise.
9606 * doc/cfg.texi: Likewise.
9607 * doc/extend.texi: Likewise.
9608 * doc/fragments.texi: Likewise.
9609 * doc/gty.texi: Likewise.
9610 * doc/invoke.texi: Likewise.
9611 * doc/lto.texi: Likewise.
9612 * doc/md.texi: Likewise.
9613 * doc/objc.texi: Likewise.
9614 * doc/rtl.texi: Likewise.
9615 * doc/tm.texi: Likewise.
9617 * emit-rtl.c: Likewise.
9618 * emit-rtl.h: Likewise.
9619 * except.c: Likewise.
9620 * expmed.c: Likewise.
9622 * fold-const.c: Likewise.
9623 * genautomata.c: Likewise.
9624 * gimple-fold.c: Likewise.
9625 * hard-reg-set.h: Likewise.
9626 * ifcvt.c: Likewise.
9627 * ipa-comdats.c: Likewise.
9628 * ipa-cp.c: Likewise.
9629 * ipa-devirt.c: Likewise.
9630 * ipa-fnsummary.c: Likewise.
9631 * ipa-icf.c: Likewise.
9632 * ipa-inline-transform.c: Likewise.
9633 * ipa-inline.c: Likewise.
9634 * ipa-polymorphic-call.c: Likewise.
9635 * ipa-profile.c: Likewise.
9636 * ipa-prop.c: Likewise.
9637 * ipa-pure-const.c: Likewise.
9638 * ipa-reference.c: Likewise.
9639 * ipa-split.c: Likewise.
9640 * ipa-visibility.c: Likewise.
9642 * ira-build.c: Likewise.
9643 * ira-color.c: Likewise.
9644 * ira-conflicts.c: Likewise.
9645 * ira-costs.c: Likewise.
9646 * ira-int.h: Likewise.
9647 * ira-lives.c: Likewise.
9650 * loop-invariant.c: Likewise.
9651 * loop-unroll.c: Likewise.
9652 * lower-subreg.c: Likewise.
9653 * lra-assigns.c: Likewise.
9654 * lra-constraints.c: Likewise.
9655 * lra-eliminations.c: Likewise.
9656 * lra-lives.c: Likewise.
9657 * lra-remat.c: Likewise.
9658 * lra-spills.c: Likewise.
9660 * lto-cgraph.c: Likewise.
9661 * lto-streamer-out.c: Likewise.
9662 * postreload-gcse.c: Likewise.
9663 * predict.c: Likewise.
9664 * profile-count.h: Likewise.
9665 * profile.c: Likewise.
9666 * recog.c: Likewise.
9668 * reload.c: Likewise.
9669 * reload1.c: Likewise.
9670 * reorg.c: Likewise.
9671 * resource.c: Likewise.
9672 * rtl.def: Likewise.
9674 * rtlanal.c: Likewise.
9675 * sched-deps.c: Likewise.
9676 * sched-ebb.c: Likewise.
9677 * sched-rgn.c: Likewise.
9678 * sel-sched-ir.c: Likewise.
9679 * sel-sched.c: Likewise.
9680 * shrink-wrap.c: Likewise.
9681 * simplify-rtx.c: Likewise.
9682 * symtab.c: Likewise.
9683 * target.def: Likewise.
9684 * toplev.c: Likewise.
9685 * tree-call-cdce.c: Likewise.
9686 * tree-cfg.c: Likewise.
9687 * tree-complex.c: Likewise.
9688 * tree-core.h: Likewise.
9689 * tree-eh.c: Likewise.
9690 * tree-inline.c: Likewise.
9691 * tree-loop-distribution.c: Likewise.
9692 * tree-nrv.c: Likewise.
9693 * tree-profile.c: Likewise.
9694 * tree-sra.c: Likewise.
9695 * tree-ssa-alias.c: Likewise.
9696 * tree-ssa-dce.c: Likewise.
9697 * tree-ssa-dom.c: Likewise.
9698 * tree-ssa-forwprop.c: Likewise.
9699 * tree-ssa-loop-im.c: Likewise.
9700 * tree-ssa-loop-ivcanon.c: Likewise.
9701 * tree-ssa-loop-ivopts.c: Likewise.
9702 * tree-ssa-loop-niter.c: Likewise.
9703 * tree-ssa-phionlycprop.c: Likewise.
9704 * tree-ssa-phiopt.c: Likewise.
9705 * tree-ssa-propagate.c: Likewise.
9706 * tree-ssa-threadedge.c: Likewise.
9707 * tree-ssa-threadupdate.c: Likewise.
9708 * tree-ssa-uninit.c: Likewise.
9709 * tree-ssanames.c: Likewise.
9710 * tree-streamer-out.c: Likewise.
9713 * vr-values.c: Likewise.
9715 2019-01-09 Uroš Bizjak <ubizjak@gmail.com>
9717 * config/i386/i386-protos.h (ix86_expand_xorsign): New prototype.
9718 (ix86_split_xorsign): Ditto.
9719 * config/i386/i386.c (ix86_expand_xorsign): New function.
9720 (ix86_split_xorsign): Ditto.
9721 * config/i386/i386.md (UNSPEC_XORSIGN): New unspec.
9722 (xorsign<mode>3): New expander.
9723 (xorsign<mode>3_1): New insn_and_split pattern.
9724 * config/i386/sse.md (xorsign<mode>3): New expander.
9726 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
9728 * config/sparc/sparc.md (*tablejump_sp32): Merge into...
9729 (*tablejump_sp64): Likewise.
9730 (*tablejump<P:mode>): ...this.
9731 (*call_address_sp32): Merge into...
9732 (*call_address_sp64): Likewise.
9733 (*call_address<P:mode>): ...this.
9734 (*call_symbolic_sp32): Merge into...
9735 (*call_symbolic_sp64): Likewise.
9736 (*call_symbolic<P:mode>): ...this.
9737 (call_value): Remove constraint and add predicate.
9738 (*call_value_address_sp32): Merge into...
9739 (*call_value_address_sp64): Likewise.
9740 (*call_value_address<P:mode>): ...this.
9741 (*call_value_symbolic_sp32): Merge into...
9742 (*call_value_symbolic_sp64): Likewise.
9743 (*call_value_symbolic<P:mode>): ...this.
9744 (*sibcall_symbolic_sp32): Merge into...
9745 (*sibcall_symbolic_sp64): Likewise.
9746 (*sibcall_symbolic<P:mode>): ...this.
9747 (sibcall_value): Remove constraint and add predicate.
9748 (*sibcall_value_symbolic_sp32): Merge into...
9749 (*sibcall_value_symbolic_sp64): Likewise.
9750 (*sibcall_value_symbolic<P:mode>): ...this.
9751 (window_save): Minor tweak.
9752 (*branch_sp32): Merge into...
9753 (*branch_sp64): Likewise.
9754 (*branch<P:mode>): ...this.
9756 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
9757 James Clarke <jrtc27@jrtc27.com>
9760 * config/sparc/sparc.c (sparc_legitimize_tls_address): Only use Pmode
9761 consistently in TLS address generation and adjust code to the renaming
9762 of patterns. Mark calls to __tls_get_addr as const.
9763 * config/sparc/sparc.md (tgd_hi22): Turn into...
9764 (tgd_hi22<P:mode>): ...this and use Pmode throughout.
9765 (tgd_lo10): Turn into...
9766 (tgd_lo10<P:mode>): ...this and use Pmode throughout.
9767 (tgd_add32): Merge into...
9768 (tgd_add64): Likewise.
9769 (tgd_add<P:mode>): ...this and use Pmode throughout.
9770 (tldm_hi22): Turn into...
9771 (tldm_hi22<P:mode>): ...this and use Pmode throughout.
9772 (tldm_lo10): Turn into...
9773 (tldm_lo10<P:mode>): ...this and use Pmode throughout.
9774 (tldm_add32): Merge into...
9775 (tldm_add64): Likewise.
9776 (tldm_add<P:mode>): ...this and use Pmode throughout.
9777 (tldm_call32): Merge into...
9778 (tldm_call64): Likewise.
9779 (tldm_call<P:mode>): ...this and use Pmode throughout.
9780 (tldo_hix22): Turn into...
9781 (tldo_hix22<P:mode>): ...this and use Pmode throughout.
9782 (tldo_lox10): Turn into...
9783 (tldo_lox10<P:mode>): ...this and use Pmode throughout.
9784 (tldo_add32): Merge into...
9785 (tldo_add64): Likewise.
9786 (tldo_add<P:mode>): ...this and use Pmode throughout.
9787 (tie_hi22): Turn into...
9788 (tie_hi22<P:mode>): ...this and use Pmode throughout.
9789 (tie_lo10): Turn into...
9790 (tie_lo10<P:mode>): ...this and use Pmode throughout.
9791 (tie_ld64): Use DImode throughout.
9792 (tie_add32): Merge into...
9793 (tie_add64): Likewise.
9794 (tie_add<P:mode>): ...this and use Pmode throughout.
9795 (tle_hix22_sp32): Merge into...
9796 (tle_hix22_sp64): Likewise.
9797 (tle_hix22<P:mode>): ...this and use Pmode throughout.
9798 (tle_lox22_sp32): Merge into...
9799 (tle_lox22_sp64): Likewise.
9800 (tle_lox22<P:mode>): ...this and use Pmode throughout.
9801 (*tldo_ldub_sp32): Merge into...
9802 (*tldo_ldub_sp64): Likewise.
9803 (*tldo_ldub<P:mode>): ...this and use Pmode throughout.
9804 (*tldo_ldub1_sp32): Merge into...
9805 (*tldo_ldub1_sp64): Likewise.
9806 (*tldo_ldub1<P:mode>): ...this and use Pmode throughout.
9807 (*tldo_ldub2_sp32): Merge into...
9808 (*tldo_ldub2_sp64): Likewise.
9809 (*tldo_ldub2<P:mode>): ...this and use Pmode throughout.
9810 (*tldo_ldsb1_sp32): Merge into...
9811 (*tldo_ldsb1_sp64): Likewise.
9812 (*tldo_ldsb1<P:mode>): ...this and use Pmode throughout.
9813 (*tldo_ldsb2_sp32): Merge into...
9814 (*tldo_ldsb2_sp64): Likewise.
9815 (*tldo_ldsb2<P:mode>): ...this and use Pmode throughout.
9816 (*tldo_ldub3_sp64): Use DImode throughout.
9817 (*tldo_ldsb3_sp64): Likewise.
9818 (*tldo_lduh_sp32): Merge into...
9819 (*tldo_lduh_sp64): Likewise.
9820 (*tldo_lduh<P:mode>): ...this and use Pmode throughout.
9821 (*tldo_lduh1_sp32): Merge into...
9822 (*tldo_lduh1_sp64): Likewise.
9823 (*tldo_lduh1<P:mode>): ...this and use Pmode throughout.
9824 (*tldo_ldsh1_sp32): Merge into...
9825 (*tldo_ldsh1_sp64): Likewise.
9826 (*tldo_ldsh1<P:mode>): ...this and use Pmode throughout.
9827 (*tldo_lduh2_sp64): Use DImode throughout.
9828 (*tldo_ldsh2_sp64): Likewise.
9829 (*tldo_lduw_sp32): Merge into...
9830 (*tldo_lduw_sp64): Likewise.
9831 (*tldo_lduw<P:mode>): ...this and use Pmode throughout.
9832 (*tldo_lduw1_sp64): Use DImode throughout.
9833 (*tldo_ldsw1_sp64): Likewise.
9834 (*tldo_ldx_sp64): Likewise.
9835 (*tldo_stb_sp32): Merge into...
9836 (*tldo_stb_sp64): Likewise.
9837 (*tldo_stb<P:mode>): ...this and use Pmode throughout.
9838 (*tldo_sth_sp32): Merge into...
9839 (*tldo_sth_sp64): Likewise.
9840 (*tldo_sth<P:mode>): ...this and use Pmode throughout.
9841 (*tldo_stw_sp32): Merge into...
9842 (*tldo_stw_sp64): Likewise.
9843 (*tldo_stw<P:mode>): ...this and use Pmode throughout.
9844 (*tldo_stx_sp64): Use DImode throughout.
9846 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9848 * config/aarch64/aarch64.c (aarch64_override_options): Add case to
9849 check configure option to set BTI and Return Address Signing.
9850 * configure.ac: Add --enable-standard-branch-protection and
9851 --disable-standard-branch-protection.
9852 * configure: Regenerated.
9853 * doc/install.texi: Document the same.
9855 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9856 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9858 * config.gcc (aarch64*-*-*): Add aarch64-bti-insert.o.
9859 * config/aarch64/aarch64.h: Update comment for TRAMPOLINE_SIZE.
9860 * config/aarch64/aarch64.c (aarch64_asm_trampoline_template): Update
9862 * config/aarch64/aarch64-bti-insert.c: New file.
9863 * config/aarch64/aarch64-passes.def (INSERT_PASS_BEFORE): Insert bti
9865 * config/aarch64/aarch64-protos.h (make_pass_insert_bti): Declare the
9867 * config/aarch64/aarch64.md (unspecv): Add UNSPECV_BTI_NOARG,
9868 UNSPECV_BTI_C, UNSPECV_BTI_J and UNSPECV_BTI_JC.
9869 (bti_noarg, bti_j, bti_c, bti_jc): New define_insns.
9870 * config/aarch64/t-aarch64: Add rule for aarch64-bti-insert.o.
9872 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9874 * config/aarch64/aarch64-protos.h (aarch64_bti_enabled): Declare.
9875 * config/aarch64/aarch64.c (aarch64_handle_no_branch_protection):
9876 Disable bti for -mbranch-protection=none.
9877 (aarch64_handle_standard_branch_protection): Enable bti for
9878 -mbranch-protection=standard.
9879 (aarch64_handle_bti_protection): Enable bti for "bti" in the string to
9880 -mbranch-protection.
9881 (aarch64_bti_enabled): Check if bti is enabled.
9882 * config/aarch64/aarch64.opt: Declare target variable.
9883 * doc/invoke.texi: Add bti to the -mbranch-protection documentation.
9885 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9887 * config/aarch64/aarch64.c (aarch64_expand_prologue): Use new
9888 epilogue/prologue scratch registers EP0_REGNUM and EP1_REGNUM.
9889 (aarch64_expand_epilogue): Likewise.
9890 (aarch64_output_mi_thunk): Likewise
9891 * config/aarch64/aarch64.h (REG_CLASS_CONTENTS): Change
9892 TAILCALL_ADDR_REGS to x16 and x17.
9893 * config/aarch64/aarch64.md: Define EP0_REGNUM and EP1_REGNUM.
9895 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9897 * config/aarch64/aarch64-option-extensions.def: Define
9898 AARCH64_OPT_EXTENSION for memtag, rng, sb, ssbs and predres.
9899 * config/aarch64/aarch64.h (AARCH64_FL_RNG): New.
9900 (AARCH64_FL_MEMTAG, ARCH64_FL_SB, AARCH64_FL_SSBS): New.
9901 (AARCH64_FL_PREDRES): New.
9902 (AARCH64_FL_FOR_ARCH8_5): Add AARCH64_FL_SB, AARCH64_FL_SSBS and
9903 AARCH64_FL_PREDRES by default.
9904 * doc/invoke.texi: Document rng, memtag, sb, ssbs and predres.
9906 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9908 * config/aarch64/aarch64-arches.def: Define AARCH64_ARCH for
9910 * config/aarch64/aarch64.h (AARCH64_FL_V8_5): New.
9911 (AARCH64_FL_FOR_ARCH8_5, AARCH64_ISA_V8_5): New.
9912 * doc/invoke.texi: Document ARMv8.5-A.
9914 2019-01-09 Alejandro Martinez <alejandro.martinezvicente@arm.com>
9916 * config/aarch64/aarch64-sve.md (copysign<mode>3): New define_expand.
9917 (xorsign<mode>3): Likewise.
9919 2019-01-09 Jelinek <jakub@redhat.com>
9922 * tree.c (initializer_each_zero_or_onep) <case VECTOR_CST>: Use
9923 vector_cst_elt instead of VECTOR_CST_ENCODED_ELT.
9925 PR rtl-optimization/88331
9926 * function.c (assign_stack_local_1): Don't set dynamic_align_addr if
9927 not currently_expanding_to_rtl.
9929 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
9931 * doc/invoke.texi (-Os): Remove trailing spaces.
9932 (-finline-functions): Remove reference to -O2.
9934 2019-01-08 Jakub Jelinek <jakub@redhat.com>
9936 PR rtl-optimization/79593
9937 * config/i386/i386.md (reg = mem; mem = reg): New define_peephole2.
9939 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Delegitimize
9940 UNSPEC_FUSION_GPR to its argument. Formatting fixes.
9942 2019-01-08 Eric Botcazou <ebotcazou@adacore.com>
9945 * config/sparc/sparc.c (function_arg_slotno): Set *PPREGNO & *PPADDING
9949 * config/sparc/sparc.c (sparc_delegitimize_address): Deal with naked
9950 UNSPECs and UNSPEC_MOVE_GOTDATA specifically.
9952 2019-01-08 H.J. Lu <hongjiu.lu@intel.com>
9955 * config/i386/i386.c (ix86_avx_u128_mode_exit): Call
9956 ix86_avx_u128_mode_entry.
9958 2019-01-08 Martin Liska <mliska@suse.cz>
9960 PR tree-optimization/88753
9961 * tree-switch-conversion.c (switch_conversion::build_one_array):
9962 Come up with local variable constructor. Convert first to
9963 type of constructor values.
9965 2019-01-08 Richard Biener <rguenther@suse.de>
9967 PR tree-optimization/86554
9968 * tree-ssa-sccvn.c (eliminate_dom_walker, rpo_elim,
9969 rpo_avail): Move earlier.
9970 (visit_nary_op): When value-numbering to expressions
9971 with different overflow behavior make sure there's an
9972 available expression on the path.
9974 2019-01-08 Sam Tebbs <sam.tebbs@arm.com>
9976 * config/aarch64/aarch64.c (BRANCH_PROTECT_STR_MAX,
9977 aarch64_parse_branch_protection,
9978 struct aarch64_branch_protect_type,
9979 aarch64_handle_no_branch_protection,
9980 aarch64_handle_standard_branch_protection,
9981 aarch64_validate_mbranch_protection,
9982 aarch64_handle_pac_ret_protection,
9983 aarch64_handle_attr_branch_protection,
9984 accepted_branch_protection_string,
9985 aarch64_pac_ret_subtypes,
9986 aarch64_branch_protect_types,
9987 aarch64_handle_pac_ret_leaf): Define.
9988 (aarch64_override_options_after_change_1, aarch64_override_options):
9989 Add check for accepted_branch_protection_string.
9990 (aarch64_option_save): Save accepted_branch_protection_string.
9991 (aarch64_option_restore): Save accepted_branch_protection_string.
9992 * config/aarch64/aarch64.c (aarch64_attributes): Add branch-protection.
9993 * config/aarch64/aarch64.opt: Add mbranch-protection. Deprecate
9994 msign-return-address.
9995 * doc/invoke.texi: Add mbranch-protection.
9997 2019-01-08 Alan Modra <amodra@gmail.com>
10000 * genattrtab.c (max_attr_value, min_attr_value, or_attr_value):
10001 Delete "unknownp" parameter. Adjust callers. Handle
10002 CONST_INT, PLUS, MINUS, and MULT.
10003 (attr_value_aligned): Renamed from or_attr_value.
10004 (min_attr_value): Return INT_MIN for unhandled rtl case..
10005 (min_fn): ..and translate to INT_MAX here.
10006 (write_length_unit_log): Modify to cope without "unknown".
10007 (write_attr_value): Handle IF_THEN_ELSE.
10009 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10011 * tree-vect-stmts.c (vectorizable_store): Don't use the dataref_offset
10012 optimization for masked stores.
10014 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10016 PR middle-end/88567
10017 * tree-vect-loop.c (get_initial_defs_for_reduction): Pass the
10018 output vector directly to duplicate_and_interleave instead of
10019 going through a temporary. Postpone insertion of ctor_seq to
10020 the end of the loop.
10022 2019-01-07 Richard Earnshaw <rearnsha@arm.com>
10025 * config/aarch64/aarch64.c (aarch64_expand_subvti): New parameter
10026 unsigned_p. Handle signed and unsigned overflow correction as
10028 * config/aarch64/aarch64-protos.h (aarch64_expand_subvti): Update
10030 * config/aarch64/aarch64.md (addv<mode>4): Use aarch64_plus_operand
10032 (add<mode>3_compareV_imm): Make this callable for expanding.
10033 (subv<GPI:mode>4): Use register_operand for operand 1. Use
10034 aarch64_plus_operand for operand 2.
10035 (subv<GPI:mode>_insn): New insn pattern.
10036 (subv<GPI:mode>_imm): Likewise.
10037 (negv<GPI:mode>3): New expand pattern.
10038 (negv<GPI:mode>_insn): New insn pattern.
10039 (negv<GPI:mode>_cmp_only): Likewise.
10040 (cmpv<GPI:mode>_insn): Likewise.
10041 (subvti4): Use register_operand for operand 1. Update call to
10042 aarch64_expand_subvti.
10043 (usubvti4): Likewise.
10044 (negvti3): New expand pattern.
10045 (negdi_carryout): New insn pattern.
10046 (negvdi_carryinV): New insn pattern.
10047 (sub<mode3>_compare1_imm): Delete named insn pattern, make anonymous
10048 version the named version.
10049 (peepholes to convert to sub<mode3>_compare1_imm): Adjust order of
10051 (usub<GPI:mode>3_carryinC, usub<GPI:mode>3_carryinC_z1): New insn
10053 (usub<GPI:mode>3_carryinC_z2, usub<GPI:mode>3_carryinC): New insn
10055 (sub<mode>3_carryinCV, sub<mode>3_carryinCV_z1_z2): Delete.
10056 (sub<mode>3_carryinCV_z1, sub<mode>3_carryinCV_z2): Delete.
10057 (sub<mode>3_carryinCV): Delete.
10058 (sub<GPI:mode>3_carryinV): New expand pattern.
10059 sub<mode>3_carryinV, sub<mode>3_carryinV_z2): New insn patterns.
10061 2019-01-07 Richard Biener <rguenther@suse.de>
10063 * tree-ssa-uncprop.c (ssa_equip_hash_traits): Remove in favor
10064 of tree_operand_hash.
10066 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10068 PR tree-optimization/88598
10069 * tree.h (single_nonzero_element): Declare.
10070 * tree.c (single_nonzero_element): New function.
10071 * match.pd: Fold certain reductions of X & CST to X[I] & CST[I]
10072 if I is the only nonzero element of CST.
10074 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10076 PR tree-optimization/88598
10077 * tree.h (initializer_each_zero_or_onep): Declare.
10078 * tree.c (initializer_each_zero_or_onep): New function.
10079 (signed_or_unsigned_type_for): Handle float types too.
10080 (unsigned_type_for, signed_type_for): Update comments accordingly.
10081 * match.pd: Fold x * { 0 or 1, 0 or 1, ...} to
10082 x & { 0 or -1, 0 or -1, ... }.
10084 2019-01-07 Jonathan Wakely <jwakely@redhat.com>
10086 * doc/install.texi: Replace references to x86_64-unknown-linux-gnu
10087 with x86_64-pc-linux-gnu.
10089 2019-01-07 Tom de Vries <tdevries@suse.de>
10092 * config/nvptx/nvptx.c (has_vector_partitionable_routine_calls_p): New
10094 (nvptx_goacc_validate_dims): Force vl32 if calling vector-partitionable
10097 2019-01-07 Jakub Jelinek <jakub@redhat.com>
10099 * config/i386/sse.md (vec_extract<mode><ssehalfvecmodelower>): Use
10100 V_256_512 iterator instead of V_512 and TARGET_AVX instead of
10101 TARGET_AVX512F as condition.
10104 * dwarf2out.c (const_ok_for_output_1): Remove redundant call to
10105 const_not_ok_for_debug_p target hook.
10106 (mem_loc_descriptor) <case UNSPEC>: Only call const_ok_for_output_1
10107 on UNSPEC and subexpressions thereof if all subexpressions of the
10108 UNSPEC are CONSTANT_P.
10110 PR tree-optimization/88676
10111 * tree-ssa-phiopt.c (two_value_replacement): New function.
10112 (tree_ssa_phiopt_worker): Call it.
10115 * cfgexpand.c (expand_stack_vars): Only align prev_offset to
10116 ASAN_MIN_RED_ZONE_SIZE, not to maximum of that and alignb.
10119 * tree-vect-generic.c: Include insn-config.h and recog.h.
10120 (expand_vector_piecewise): Add defaulted ret_type argument,
10121 if non-NULL, use that in preference to type for the result type.
10122 (expand_vector_parallel): Formatting fix.
10123 (do_vec_conversion, do_vec_narrowing_conversion,
10124 expand_vector_conversion): New functions.
10125 (expand_vector_operations_1): Call expand_vector_conversion
10126 for VEC_CONVERT ifn calls.
10127 * internal-fn.def (VEC_CONVERT): New internal function.
10128 * internal-fn.c (expand_VEC_CONVERT): New function.
10129 * fold-const-call.c (fold_const_vec_convert): New function.
10130 (fold_const_call): Use it for CFN_VEC_CONVERT.
10131 * doc/extend.texi (__builtin_convertvector): Document.
10133 2019-01-07 Tom de Vries <tdevries@suse.de>
10135 * config/nvptx/nvptx-protos.h (nvptx_output_red_partition): Declare.
10136 * config/nvptx/nvptx.c (vector_red_size, vector_red_align,
10137 vector_red_partition, vector_red_sym): New global variables.
10138 (nvptx_option_override): Initialize vector_red_sym.
10139 (nvptx_declare_function_name): Restore red_partition register.
10140 (nvptx_file_end): Emit code to declare the vector reduction variables.
10141 (nvptx_output_red_partition): New function.
10142 (nvptx_expand_shared_addr): Add vector argument. Use it to handle
10143 large vector reductions.
10144 (enum nvptx_builtins): Add NVPTX_BUILTIN_VECTOR_ADDR.
10145 (nvptx_init_builtins): Add VECTOR_ADDR.
10146 (nvptx_expand_builtin): Update call to nvptx_expand_shared_addr.
10147 Handle nvptx_expand_shared_addr.
10148 (nvptx_get_shared_red_addr): Add vector argument and handle large
10150 (nvptx_goacc_reduction_setup): Add offload_attrs argument and handle
10152 (nvptx_goacc_reduction_init): Likewise.
10153 (nvptx_goacc_reduction_fini): Likewise.
10154 (nvptx_goacc_reduction_teardown): Likewise.
10155 (nvptx_goacc_reduction): Update calls to nvptx_goacc_reduction_{setup,
10156 init,fini,teardown}.
10157 (nvptx_init_axis_predicate): Initialize vector_red_partition.
10158 (nvptx_set_current_function): Init vector_red_partition.
10159 * config/nvptx/nvptx.md (UNSPECV_RED_PART): New unspecv.
10160 (nvptx_red_partition): New insn.
10161 * config/nvptx/nvptx.h (struct machine_function): Add red_partition.
10163 2019-01-07 Tom de Vries <tdevries@suse.de>
10166 * config/nvptx/nvptx.c (nvptx_process_pars): Don't emit barriers for
10169 2019-01-07 Tom de Vries <tdevries@suse.de>
10171 * config/nvptx/nvptx.c (oacc_bcast_partition): Declare.
10172 (nvptx_option_override): Init oacc_bcast_partition.
10173 (nvptx_init_oacc_workers): New function.
10174 (nvptx_declare_function_name): Call nvptx_init_oacc_workers.
10175 (nvptx_needs_shared_bcast): New function.
10176 (nvptx_find_par): Generalize to enable vectors to use shared-memory
10177 to propagate state.
10178 (nvptx_shared_propagate): Initialize vector bcast partition and
10179 synchronization state.
10180 (nvptx_single): Generalize to enable vectors to use shared-memory
10181 to propagate state.
10182 (nvptx_process_pars): Likewise.
10183 (nvptx_set_current_function): Initialize oacc_broadcast_partition.
10184 * config/nvptx/nvptx.h (struct machine_function): Add
10185 bcast_partition and sync_bar members.
10187 2019-01-07 Tom de Vries <tdevries@suse.de>
10189 * config/nvptx/nvptx.c (nvptx_welformed_vector_length_p)
10190 (nvptx_apply_dim_limits): New function.
10191 (nvptx_goacc_validate_dims_1): Allow PTX_MAX_VECTOR_LENGTH larger than
10194 2019-01-07 Tom de Vries <tdevries@suse.de>
10196 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Move warnings to
10197 as late as possible.
10199 2019-01-07 Tom de Vries <tdevries@suse.de>
10201 * config/nvptx/nvptx.c (PTX_VECTOR_LENGTH): Remove.
10202 (PTX_DEFAULT_VECTOR_LENGTH, PTX_MAX_VECTOR_LENGTH): Define.
10203 (nvptx_goacc_validate_dims_1, nvptx_dim_limit)
10204 (nvptx_goacc_reduction_fini): Use PTX_DEFAULT_VECTOR_LENGTH,
10205 PTX_MAX_VECTOR_LENGTH and PTX_WARP_SIZE instead of PTX_VECTOR_LENGTH.
10207 2019-01-07 Tom de Vries <tdevries@suse.de>
10209 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Add asserts.
10211 2019-01-07 Tom de Vries <tdevries@suse.de>
10213 * omp-offload.c (oacc_get_min_dim): New function.
10214 * omp-offload.h (oacc_get_min_dim): Declare.
10216 2018-12-26 Mateusz B <mateuszb@poczta.onet.pl>
10219 * config/i386/i386.c (function_value_ms_64): Return small sturct in
10220 AX_REG and float/double in FIRST_SSE_REG for 4 or 8 byte modes.
10222 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10226 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
10228 * ipa-inline.c (edge_badness): Use inlined_time instead of
10229 inline_summaries->get.
10231 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10233 * opts.c (enable_fdo_optimizations): Enable
10234 version-loops-for-strides, loop-interchange, unrol-and-jam
10235 and tree-loop-distribution.
10236 * invoke.texi: Document newly enabled options.
10238 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10240 * doc/invoke.texi (max-inline-insns-small): New parameters.
10241 * ipa-inline.c (want_early_inline_function_p): simplify.
10242 (want_inline_small_function_p): Fix pasto from previous patch;
10243 use max-inline-insns-small bound.
10244 * params.def (max-inline-insns-small): New param.
10245 * ipa-fnsummary.c (analyze_function_body): Initialize time/size
10246 variables correctly.
10248 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10250 * doc/invoke.texi: Document max-inline-insns-size,
10251 uninlined-function-insns, uninlined-function-time,
10252 uninlined-thunk-insns and uninlined-thunk-time.
10253 * params.def: Add max-inline-insns-size,
10254 uninlined-function-insns, uninlined-function-time,
10255 uninlined-thunk-insns and uninlined-thunk-time.
10256 * ipa-fnsummary.c (compute_fn_summary, analyze_function_body): Use
10258 * ipa-inline.c (can_inline_edge_by_limits_p,
10259 want_inline_small_function_p): Use new parameters.
10261 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10263 * ipa-fnsummary.c (analyze_function_body): Fix accounting of time.
10265 2019-01-05 Jakub Jelinek <jakub@redhat.com>
10267 PR middle-end/82564
10269 * expr.c (expand_assignment): For calls returning VLA structures
10270 if to_rtx is not a MEM, force it into a stack temporary.
10273 * dwarf2out.c (const_ok_for_output_1): Reject MINUS that contains
10274 SYMBOL_REF, CODE_LABEL or UNSPEC in subexpressions of second argument.
10275 Reject PLUS that contains SYMBOL_REF, CODE_LABEL or UNSPEC in
10276 subexpressions of both operands.
10277 (mem_loc_descriptor): Handle UNSPEC if target hook acks it and all the
10278 subrtxes are CONSTANT_P.
10279 * config/i386/i386.c (ix86_const_not_ok_for_debug_p): Revert
10280 2018-11-09 changes.
10282 2019-01-04 Jan Hubicka <hubicka@ucw.cz>
10284 * params.def (hot-bb-count-ws-permille): Set to 990.
10286 2019-01-04 Martin Sebor <msebor@redhat.com>
10289 * attribs.c (decls_mismatched_attributes): Avoid warning for attribute
10292 2019-01-04 Martin Sebor <msebor@redhat.com>
10295 * doc/extend.texi (attribute alloc_align, alloc_size): Update.
10297 2019-01-04 Jakub Jelinek <jakub@redhat.com>
10299 * gdbinit.in: Turn off pagination for the skip commands, restore
10300 it to previous state afterwards.
10302 2019-01-04 Jakub Jelinek <jakub@redhat.com>
10305 * config/i386/i386.c (ix86_expand_divmod_libfunc): Use mode instead
10306 of GET_MODE (opN) as modes of the libcall arguments.
10308 2019-01-04 Jan Beulich <jbeulich@suse.com>
10310 * config/i386/sse.md
10311 (<avx512>_cmp<mode>3<mask_scalar_merge_name><round_saeonly_name>,
10312 <avx512>_cmp<mode>3<mask_scalar_merge_name>,
10313 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
10314 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
10315 avx512f_vmcmp<mode>3<round_saeonly_name>,
10316 avx512f_vmcmp<mode>3_mask<round_saeonly_name>,
10317 avx512f_maskcmp<mode>3,
10318 <avx512>_cvt<ssemodesuffix>2mask<mode>,
10319 <avx512>_cvt<ssemodesuffix>2mask<mode>,
10320 *<avx512>_cvtmask2<ssemodesuffix><mode>,
10321 *<avx512>_cvtmask2<ssemodesuffix><mode>,
10322 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
10323 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
10324 <avx512>_gt<mode>3<mask_scalar_merge_name>,
10325 <avx512>_gt<mode>3<mask_scalar_merge_name>,
10326 <avx512>_testm<mode>3<mask_scalar_merge_name>,
10327 <avx512>_testnm<mode>3<mask_scalar_merge_name>,
10328 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext,
10329 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext_mask,
10330 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext,
10331 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext_mask,
10332 avx512cd_maskb_vec_dup<mode>,
10333 avx512cd_maskw_vec_dup<mode>,
10334 avx512dq_fpclass<mode><mask_scalar_merge_name>,
10335 avx512dq_vmfpclass<mode>,
10336 avx512vl_vpshufbitqmb<mode><mask_scalar_merge_name>): Use =k
10339 2019-01-03 Martin Sebor <msebor@redhat.com>
10341 PR tree-optimization/88659
10342 * calls.c (maybe_warn_nonstring_arg): Avoid assuming maxlen is set.
10344 2019-01-03 Aaron Sawdey <acsawdey@linux.ibm.com>
10346 * config/rs6000/rs6000-string.c (expand_block_move): Don't use
10347 unaligned vsx and avoid lxvd2x/stxvd2x.
10348 (gen_lvx_v4si_move): New function.
10350 2019-01-03 Tom de Vries <tdevries@suse.de>
10352 * config/nvptx/nvptx.c (MACH_VECTOR_LENGTH, MACH_MAX_WORKERS): Define.
10353 (init_axis_dim, nvptx_mach_max_workers, nvptx_mach_vector_length): New
10355 * config/nvptx/nvptx.h (struct machine_function): Add axis_dims.
10357 2019-01-03 Tom de Vries <tdevries@suse.de>
10359 * config/nvptx/nvptx.c (struct offload_attrs): New.
10360 (populate_offload_attrs): New function. Factor mask extraction out of
10361 nvptx_reorg. Add extraction of dimensions.
10362 (nvptx_reorg): Use populate_offload_attrs.
10364 2019-01-03 Tom de Vries <tdevries@suse.de>
10366 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add early-out
10367 cases for oacc_min_dims_p and routine_p. Add asserts for
10368 oacc_default_dims_p and offload_region_p.
10370 2019-01-03 Tom de Vries <tdevries@suse.de>
10372 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): New function,
10373 factored out of ...
10374 (nvptx_goacc_validate_dims): ... here.
10376 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
10378 PR tree-optimization/85574
10379 * tree-ssa-uncprop.c (struct equiv_hash_elt): Remove unused
10381 (struct ssa_equip_hash_traits): Declare.
10382 (val_ssa_equiv): Use custom hash traits using operand_equal_p.
10384 2019-01-03 Jakub Jelinek <jakub@redhat.com>
10387 * dwarf2out.c (modified_type_die): If type is equal to sizetype,
10388 change it to qualified_type.
10390 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
10392 * ipa-utils.c (scale_ipa_profile_for_fn): Break out from ...
10393 (ipa_merge_profiles): ... here; do not ICE on thunks and aliases.
10395 2019-01-02 Martin Sebor <msebor@redhat.com>
10396 Jeff Law <law@redhat.com>
10398 * gimple-fold.c (strlen_range_kind): Remove SRK_LENRANGE_2.
10399 (get_range_strlen_tree): Update appropriately.
10401 * gimple-fold.h (get_range_strlen): Drop unused last argument.
10403 * gimple-fold.c (gimple_fold_builtin_strlen): Use set_strlen_range
10404 rather than set_range_info.
10405 * tree-ssa-strlen.c (set_strlen_range): Extracted from
10406 maybe_set_strlen_range. Handle potentially boundary crossing
10407 cases more conservatively.
10408 (maybe_set_strlen_range): Parts refactored into set_strlen_range.
10409 Call set_strlen_range.
10410 * tree-ssa-strlen.h (set_strlen_range): Add prototype.
10412 PR middle-end/88663
10413 * gimple-fold.c (get_range_strlen): Update prototype to no longer
10414 need the flexp argument.
10415 (get_range_strlen_tree): Drop flexp argument. Drop flexp argument
10416 from calls to get_range_strlen. Update comments. Just update
10417 VAL for an unterminated const char array and let the reset of the
10418 code handle it normally. No longer try to set *flexp. Adjust
10420 (get_range_strlen): Update for the new get_range_strlen API.
10421 (get_maxval_strlen): Similarly.
10422 (gimple_fold_builtin_strlen): Handle update meaning of return value
10423 from get_range_strlen.
10424 * gimple-ssa-sprintf.c (get_string_length): Update for the new
10425 get_range_strlen API.
10427 2019-01-02 Jan Hubicka <hubicka@ucw.cz>
10430 * varpool.c (varpool_node::ctor_useable_for_folding_p): Also return
10431 false at WPA time when body was removed.
10433 2019-01-02 Martin Liska <mliska@suse.cz>
10435 PR tree-optimization/88650
10436 * predict.c (set_even_probabilities): Calculate probability
10437 remainer only when really used.
10439 2019-01-02 Richard Biener <rguenther@suse.de>
10441 PR middle-end/88651
10442 * tree-data-ref.c (analyze_subscript_affine_affine): Use
10443 widest_ints when mangling max_stmt_execution results.
10445 2019-01-02 Richard Biener <rguenther@suse.de>
10447 PR tree-optimization/88621
10448 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Fix pastos, avoid
10449 bitfields when canoncalizing.
10451 2019-01-02 Richard Biener <rguenther@suse.de>
10454 * config/i386/x86-tune-costs.h (intel_cost): Adjust
10455 cost of cheap SSE instruction.
10457 2019-01-02 Richard Biener <rguenther@suse.de>
10460 * ipa-icf.h (sem_item_optimizer::sort_congruence_split): Declare.
10461 * ipa-icf.c (sem_item_optimizer::sort_congruence_split): New
10463 (sem_item_optimizer::do_congruence_step_f): Sort the congruence
10464 set after UIDs before splitting them.
10466 2019-01-01 Martin Sebor <msebor@redhat.com>
10467 Jeff Law <law@redhat.com>
10469 * gimple-fold.c (get_range_strlen_tree): Record if the computed
10470 length is optimistic. If it is, then arrange to compute the
10471 conservative length as well.
10473 * gimple-fold.h (get_range_strlen): Update prototype.
10474 * builtins.c (check_access): Update call to get_range_strlen to use
10475 c_strlen_data pointer. Change various variable accesses to instead
10476 pull data from the c_strlen_data structure.
10477 (check_strncat_sizes, expand_builtin_strncat): Likewise.
10478 * calls.c (maybe_warn_nonstring_arg): Likewise.
10479 * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Likewise. Reset
10480 minimum length if maximum lengh is unknown.
10481 * gimple-ssa-sprintf.c (get_string_length): Likewise. Drop code
10482 that used c_strlen, it's no longer needed. Restructure slightly.
10483 (format_string): Set unlikely range appropriately.
10484 * gimple-fold.c (get_range_strlen): Update comments. Fix minor
10486 (get_range_strlen): Accept c_strlen_data pointer for external
10487 call sites as well. Pass through to call to internal get_range_strlen.
10488 Adjust minlen, maxlen and maxbound as needed.
10489 (get_maxval_strlen): Update comments.
10490 (gimple_fold_builtin_strlen): Update call to get_range_strlen
10491 to use c_strlen_data pointer. Change variable accesses to instead
10492 use c_strlen_data data members.
10494 * gimple-fold.c (get_range_strlen): Update prototype.
10495 (get_range_strlen_tree): Update prototype. Drop minlen/maxlen
10496 local variables. Use pdata to return information to caller.
10497 Update calls to get_range_strlen. Update pdata->maxbound.
10498 (get_range_strlen -- static version): Similarly.
10499 (get_range_strlen -- extern version): Update for internal
10500 get_range_strlen API change. Convert to external data format.
10501 (get_maxval_strlen): Similarly.
10503 2019-01-01 Jan Hubicka <hubicka@ucw.cz>
10505 * coverage.c (get_coverage_counts): Use current_function_decl.
10506 * profile.c (read_thunk_profile): New function.
10507 (branch_prob): Add THUNK parameter.
10508 * tree-profile.c (tree_profiling): Handle thunks.
10509 * value-prof.c (init_node_map): Handle thunks.
10510 * value-prof.h (branch_prob): Upate prototype.
10511 (read_thunk_profile): Declare.
10513 2019-01-01 Jakub Jelinek <jakub@redhat.com>
10515 Update copyright years.
10517 * gcc.c (process_command): Update copyright notice dates.
10518 * gcov-dump.c (print_version): Ditto.
10519 * gcov.c (print_version): Ditto.
10520 * gcov-tool.c (print_version): Ditto.
10521 * gengtype.c (create_file): Ditto.
10522 * doc/cpp.texi: Bump @copying's copyright year.
10523 * doc/cppinternals.texi: Ditto.
10524 * doc/gcc.texi: Ditto.
10525 * doc/gccint.texi: Ditto.
10526 * doc/gcov.texi: Ditto.
10527 * doc/install.texi: Ditto.
10528 * doc/invoke.texi: Ditto.
10530 Copyright (C) 2019 Free Software Foundation, Inc.
10532 Copying and distribution of this file, with or without modification,
10533 are permitted in any medium without royalty provided the copyright
10534 notice and this notice are preserved.