1 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
3 * config/rs6000/vsx.md (define_mode_attr VSr2): Delete.
4 (rest of file): Replace all <VSa>, <VSr>, <VSr2>, and <VSr3> that are
5 used with VSX_B, VSX_D, or VSX_F, with just "wa".
7 2019-06-04 Bill Schmidt <wschmidt@linux.ibm.com>
10 * config/rs6000/altivec.h: Don't #define vector, pixel, bool for
11 C++ with strict ANSI requirements.
13 2019-06-04 Marc Glisse <marc.glisse@inria.fr>
15 * tree-ssa-loop-niter.c (number_of_iterations_ne): Skip
16 computations when step is 1.
18 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
20 * config/rs6000/constraints.md (define_register_constraint "wf"):
22 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
23 (rs6000_init_hard_regno_mode_ok): Adjust.
24 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
26 * config/rs6000/rs6000.md: Adjust.
27 * config/rs6000/vsx.md: Adjust.
28 * doc/md.texi (Machine Constraints): Adjust.
30 2019-06-04 Andrew Pinski <apinski@marvell.com>
32 * config/aarch64/aarch64.c (aarch64_asan_shadow_offset):
35 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
37 * config/rs6000/constraints.md (define_register_constraint "wd"):
39 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
40 (rs6000_init_hard_regno_mode_ok): Adjust.
41 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
43 * config/rs6000/rs6000.md: Adjust.
44 * config/rs6000/vsx.md: Adjust.
45 * doc/md.texi (Machine Constraints): Adjust.
47 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
49 * config/rs6000/rs6000.md (define_mode_attr Fv2): Delete.
50 (rest of file): Adjust.
52 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
54 * config/rs6000/vsx.md (define_mode_attr VS_64reg): Delete.
55 (*vsx_extract_<P:mode>_<VSX_D:mode>_load): Adjust.
56 (vsx_splat_<mode>_reg): Adjust.
58 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
60 * config/rs6000/constraints.md (define_register_constraint "ws"):
62 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
63 (rs6000_init_hard_regno_mode_ok): Adjust.
64 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
66 * config/rs6000/rs6000.md: Adjust.
67 * config/rs6000/vsx.md: Adjust.
68 * doc/md.texi (Machine Constraints): Adjust.
70 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
72 * config/rs6000/constraints.md (define_register_constraint "wv"):
74 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
75 (rs6000_init_hard_regno_mode_ok): Adjust.
76 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
78 * config/rs6000/rs6000.md: Adjust.
79 * config/rs6000/vsx.md: Adjust.
80 * doc/md.texi (Machine Constraints): Adjust.
82 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
84 * config/rs6000/constraints.md (define_register_constraint "wi"):
86 (define_register_constraint "wt"): Delete.
87 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
88 (rs6000_init_hard_regno_mode_ok): Adjust.
89 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
90 RS6000_CONSTRAINT_wi and RS6000_CONSTRAINT_wt.
91 * config/rs6000/rs6000.md: Adjust.
92 * config/rs6000/vsx.md: Adjust.
93 * doc/md.texi (Machine Constraints): Adjust.
95 2019-06-04 Szabolcs Nagy <szabolcs.nagy@arm.com>
97 * config/aarch64/aarch64-protos.h (aarch64_asm_output_external): Remove
99 * config/aarch64/aarch64.c (aarch64_asm_output_external): Call
100 default_elf_asm_output_external.
102 2019-06-04 Martin Liska <mliska@suse.cz>
104 * ipa-icf.c (INCLUDE_LIST): Remove.
105 (sem_item_optimizer::execute): Remove call to init_wpa.
106 * ipa-icf.h (init_wpa): Remove.
108 2019-06-04 Jakub Jelinek <jakub@redhat.com>
110 * gimplify.c (gimplify_scan_omp_clauses): Don't sorry_at on lastprivate
111 conditional on combined for simd.
112 * omp-low.c (struct omp_context): Add combined_into_simd_safelen0
114 (lower_rec_input_clauses): For gimple_omp_for_combined_into_p max_vf 1
115 constructs, don't remove lastprivate_conditional_map, but instead set
116 ctx->combined_into_simd_safelen0 and adjust hash_map, so that it points
117 to parent construct temporaries.
118 (lower_lastprivate_clauses): Handle ctx->combined_into_simd_safelen0
119 like !ctx->lastprivate_conditional_map.
120 (lower_omp_1) <case GIMPLE_ASSIGN>: If up->combined_into_simd_safelen0,
121 use up->outer context instead of up.
122 * omp-expand.c (expand_omp_for_generic): Perform cond_var bump even if
123 gimple_omp_for_combined_p.
124 (expand_omp_for_static_nochunk): Likewise.
125 (expand_omp_for_static_chunk): Add forgotten cond_var bump that was
126 probably moved over into expand_omp_for_generic rather than being copied
129 2019-06-04 Martin Liska <mliska@suse.cz>
131 * value-prof.c (dump_histogram_value): Fix typo.
132 (gimple_mod_subtract_transform): Likewise.
134 2019-06-04 Richard Biener <rguenther@suse.de>
137 * tree-chrec.c (chrec_contains_symbols): Add to visited.
138 (tree_contains_chrecs): Likewise.
139 (chrec_contains_symbols_defined_in_loop): Move here and avoid
140 exponential behaivor from ...
141 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
143 (expression_expensive_p): Avoid exponential behavior and compute
144 expanded size, rejecting any expansion.
145 * tree-ssa-loop-ivopts.c (abnormal_ssa_name_p): Remove.
146 (idx_contains_abnormal_ssa_name_p): Likewise.
147 (contains_abnormal_ssa_name_p_1): New helper for walk_tree.
148 (contains_abnormal_ssa_name_p): Simplify and use
149 walk_tree_without_duplicates.
151 2019-06-04 Richard Biener <rguenther@suse.de>
153 PR tree-optimization/90738
155 2019-06-03 Richard Biener <rguenther@suse.de>
157 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
158 full reference tree and record in ref->ref.
159 (vn_reference_lookup_3): Pass in original ref to
160 ao_ref_init_from_vn_reference.
161 (vn_reference_lookup): Likewise.
162 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
163 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
164 Handle non-decl bases in the original reference.
166 2019-06-04 Martin Liska <mliska@suse.cz>
168 * ipa-icf.c (sem_item_optimizer::add_item_to_class): Count
169 number of references.
170 (sem_item_optimizer::do_congruence_step):
171 (sem_item_optimizer::worklist_push): Dump how references
173 (sem_item_optimizer::worklist_pop): Use heap.
174 (sem_item_optimizer::process_cong_reduction): Likewise.
175 * ipa-icf.h: Use fibonacci_heap insteam of std::list.
177 2019-06-04 Martin Liska <mliska@suse.cz>
179 * ipa-icf.h (struct sem_usage_pair_hash): New.
180 (sem_usage_pair_hash::hash): Likewise.
181 (sem_usage_pair_hash::equal): Likewise.
182 (struct sem_usage_hash): Likewise.
183 * ipa-icf.c (sem_item::sem_item): Initialize
185 (sem_item::add_reference): Register a reference
186 in ref_map and not in target->usages.
187 (sem_item::setup): Remove initialization of
189 (sem_item::~sem_item): Remove usage of dead vectors.
190 (sem_item::dump): Remove dump of references.
191 (sem_item_optimizer::sem_item_optimizer): Initialize
193 (sem_item_optimizer::read_section): Remove useless
195 (sem_item_optimizer::parse_funcs_and_vars): Likewise here.
196 (sem_item_optimizer::build_graph): Pass m_references
198 (sem_item_optimizer::verify_classes): Remove usage of dead
200 (sem_item_optimizer::traverse_congruence_split): Return true
201 when a class is split.
202 (sem_item_optimizer::do_congruence_step_for_index): Use
203 hash_map for look up of (sem_item *, index). That brings
204 significant speed up.
205 (sem_item_optimizer::do_congruence_step): Return true
206 when a split is done.
207 (congruence_class::is_class_used): Use referenced_by_count.
209 2019-06-04 Alan Modra <amodra@gmail.com>
212 * config/rs6000/rs6000.c (rs6000_call_aix): Correct r271753 merge
215 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
217 * config/rs6000/rs6000.h (MASK_MFPGPR): Delete.
218 * config/rs6000/rs6000.c (direct_move_p): Adjust.
219 (rs6000_secondary_reload_simple_move): Adjust.
220 (rs6000_opt_masks): Neuter the "mfpgpr" option.
221 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Adjust.
222 * config/rs6000/rs6000-cpus.def (ISA_2_5_MASKS_EMBEDDED): Adjust
225 * config/rs6000/rs6000.md (floatsi<mode>2_lfiwax): Adjust.
226 (floatunssi<mode>2_lfiwzx): Adjust.
227 (fix_trunc<mode>si2_stfiwx): Adjust.
228 (fixuns_trunc<mode>si2_stfiwx): Adjust.
229 * config/rs6000/rs6000.opt (mno-mfpgpr): New.
230 (mfpgpr): Mark as deprecated.
231 * doc/extend.texi (PowerPC Function Attributes): Delete mfpgpr.
232 (Basic PowerPC Built-in Functions Available on ISA 2.05): Adjust.
233 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete -mmfpgpr.
235 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
237 * config/rs6000/constraints.md (define_register_constraint "wg"):
239 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
240 RS6000_CONSTRAINT_wg.
241 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
242 (rs6000_init_hard_regno_mode_ok): Adjust.
243 * config/rs6000/rs6000.md (*mov<mode>_softfloat32, *movdi_internal64):
244 Delete "wg" alternatives.
245 * doc/md.texi (Machine Constraints): Adjust.
247 2019-06-03 Alan Modra <amodra@gmail.com>
249 * bb-reorder.c (copy_bb_p): Don't overflow size calculation.
250 (get_uncond_jump_length): Assert length less than INT_MAX and
253 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
256 * builtins.c (expand_builtin_longjmp): Add frame clobbers and schedule
258 (expand_builtin_nonlocal_goto): Likewise.
260 2019-06-03 Szabolcs Nagy <szabolcs.nagy@arm.com>
262 * config/aarch64/aarch64-protos.h (aarch64_asm_output_alias): Declare.
263 (aarch64_asm_output_external): Declare.
264 * config/aarch64/aarch64.c (aarch64_asm_output_variant_pcs): New.
265 (aarch64_declare_function_name): Call aarch64_asm_output_variant_pcs.
266 (aarch64_asm_output_alias): New.
267 (aarch64_asm_output_external): New.
268 * config/aarch64/aarch64.h (ASM_OUTPUT_DEF_FROM_DECLS): Define.
269 (ASM_OUTPUT_EXTERNAL): Define.
271 2019-06-03 Aldy Hernandez <aldyh@redhat.com>
272 * tree-vrp.h (value_range_base::nonzero_p): New.
273 (value_range_base::set_nonnull): Rename to...
274 (value_range_base::set_nonzero): ...this.
275 (value_range_base::set_null): Rename to...
276 (value_range_base::set_zero): ...this.
277 (value_range::set_nonnull): Remove.
278 (value_range::set_null): Remove.
279 * tree-vrp.c (range_is_null): Remove.
280 (range_is_nonnull): Remove.
281 (extract_range_from_binary_expr): Use value_range_base::*zero_p
282 instead of range_is_*null.
283 (extract_range_from_unary_expr): Same.
284 (value_range_base::set_nonnull): Rename to...
285 (value_range_base::set_nonzero): ...this.
286 (value_range::set_nonnull): Remove.
287 (value_range_base::set_null): Rename to...
288 (value_range_base::set_zero): ...this.
289 (value_range::set_null): Remove.
290 (extract_range_from_binary_expr): Rename set_*null uses to
292 (extract_range_from_unary_expr): Same.
293 (union_helper): Same.
294 * vr-values.c (get_value_range): Use set_*zero instead of
296 (vr_values::extract_range_from_binary_expr): Same.
297 (vr_values::extract_range_basic): Same.
299 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
302 * opts.c (parse_and_check_align_values): Allow 4 alignment values.
304 2019-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
306 * config/aarch64/iterators.md (MAX_OPP): New code attr.
307 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Rename to...
308 (aarch64_<su>abd<mode>_3): ... This.
309 (<sur>sadv16qi): Add TARGET_DOTPROD expansion.
311 2019-06-03 Richard Biener <rguenther@suse.de>
313 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
314 full reference tree and record in ref->ref.
315 (vn_reference_lookup_3): Pass in original ref to
316 ao_ref_init_from_vn_reference.
317 (vn_reference_lookup): Likewise.
318 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
319 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
320 Handle non-decl bases in the original reference.
322 2019-06-03 Martin Liska <mliska@suse.cz>
324 * doc/generic.texi: Remove Java Trees.
326 2019-06-03 Martin Liska <mliska@suse.cz>
328 * fold-const.c (operand_equal_p): Fix typo as compare_tree_int
329 returns 0 when operands are equal.
331 2019-06-03 Richard Biener <rguenther@suse.de>
333 PR tree-optimization/90716
334 * tree-loop-distribution.c (destroy_loop): Process blocks in
337 2019-06-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
340 * vector-builder.h (vector_builder::count_dups): New method.
341 * config/aarch64/aarch64-protos.h (aarch64_expand_sve_vector_init):
343 * config/aarch64/aarch64/sve.md (aarch64_sve_rev64<mode>): Use @.
344 (vec_init<mode><Vel>): New pattern.
345 * config/aarch64/aarch64.c (emit_insr): New function.
346 (aarch64_sve_expand_vector_init_handle_trailing_constants): Likewise.
347 (aarch64_sve_expand_vector_init_insert_elems): Likewise.
348 (aarch64_sve_expand_vector_init_handle_trailing_same_elem): Likewise.
349 (aarch64_sve_expand_vector_init): Define two overloaded functions.
351 2019-06-03 Alejandro Martinez <alejandro.martinezvicente@arm.com>
353 PR tree-optimization/90681
354 * internal-fn.c (mask_load_direct): Mark as non-vectorizable again.
355 * tree-vect-slp.c (vect_build_slp_tree_1): Add masked loads as a
356 special case for SLP, but fail on non-groupped loads.
358 2019-06-03 Martin Liska <mliska@suse.cz>
360 * cfg.c (debug): Use TDF_DETAILS for debug and
361 print edge info only once.
363 2019-06-02 Thomas Koenig <tkoenig@gcc.gnu.org>
366 * predict.def (PRED_FORTRAN_CONTIGUOUS): New predictor.
368 2019-06-01 Martin Sebor <msebor@redhat.com>
371 * tree-pretty-print.c (dump_generic_node): Add parentheses.
373 2019-05-31 Jan Hubicka <jh@suse.cz>
375 * alias.c: Include ipa-utils.h.
376 (get_alias_set): Try to complete ODR type via ODR type hash lookup.
377 * ipa-devirt.c (prevailing_odr_type): New.
378 * ipa-utils.h (previaling_odr_type): Declare.
380 2019-05-31 H.J. Lu <hongjiu.lu@intel.com>
381 Hongtao Liu <hongtao.liu@intel.com>
384 * config/i386/i386-features.c (rest_of_insert_endbranch): Remove
385 NOTE_INSN_DELETED_LABEL check.
387 2019-05-31 Prachi Godbole <prachi.godbole@imgtec.com>
388 Robert Suchanek <robert.suchanek@mips.com>
390 * config/mips/mips.c (mips_expand_builtin_insn): Swap the 1st
391 and 3rd operands of the fmadd/fmsub/maddv builtin.
393 2019-05-31 Jakub Jelinek <jakub@redhat.com>
395 * tree.h (OMP_CLAUSE__CONDTEMP__ITER): Define.
396 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
397 on OMP_SIMD if not nested inside of worksharing loop that also has
398 lastprivate conditional clause for the same decl.
399 (gimplify_omp_for): Add _condtemp_ clauses to OMP_SIMD if needed.
400 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_ also
402 (lower_rec_input_clauses): Likewise. Handle lastprivate conditional
404 (lower_lastprivate_conditional_clauses): Handle lastprivate conditional
406 (lower_lastprivate_clauses): Likewise.
407 (lower_omp_sections): Call lower_lastprivate_conditional_clauses before
408 calling lower_rec_input_clauses.
409 (lower_omp_for): Likewise.
410 (lower_omp_1): Use first rather than second OMP_CLAUSE__CONDTEMP_
411 clause on simd construct.
412 * omp-expand.c (expand_omp_simd): Initialize cond_var if
413 OMP_CLAUSE__CONDTEMP_ clause is present.
415 * omp-low.c (lower_rec_simd_input_clauses): Set TREE_THIS_NOTRAP on
418 2019-05-31 Xiong Hu Luo <luoxhu@linux.ibm.com>
421 * c-format.c (print_char_table, scanf_char_table): Replace BADLEN with
422 TEX_D32, TEX_D64 or TEX_D128.
424 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
426 * match.pd (~(vec?cst1:cst2)): New transformation.
428 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
430 * match.pd (X/[ex]D<Y/[ex]D): Handle negative denominator.
431 ((size_t)(A /[ex] B) CMP C): New transformation.
433 2019-05-31 Richard Sandiford <richard.sandiford@arm.com>
435 * doc/md.texi: Document define_insn_and_rewrite.
436 * rtl.def (DEFINE_INSN_AND_REWRITE): New rtx code.
437 * gensupport.c (queue_elem): Update comment.
438 (replace_operands_with_dups): New function.
439 (gen_rewrite_sequence): Likewise.
440 (process_rtx): Handle DEFINE_INSN_AND_REWRITE.
441 * read-rtl.c (apply_subst_iterator): Likewise.
442 (add_condition_to_rtx, named_rtx_p): Likewise.
443 (rtx_reader::read_rtx_operand): Likewise.
444 * config/aarch64/aarch64-sve.md
445 (while_ult<GPI:mode><PRED_ALL:mode>_cc): Rename to...
446 (*while_ult<GPI:mode><PRED_ALL:mode>_cc): ...this and use
447 define_insn_and_rewrite.
448 (*cond_<optab><mode>_any): Turn into define_insn_and_rewrites.
449 Remove separate define_split.
451 2019-05-31 Jan Hubicka <jh@suse.cz>
453 * tree-ssa-alias.c (type_has_components_p): New function.
454 (aliasing_component_refs_p): Use it.
456 2019-05-31 Martin Liska <mliska@suse.cz>
458 * gdbhooks.py: Add const_tree to TreePrinter.
460 2019-05-31 Thomas De Schampheleire <thomas.de_schampheleire@nokia.com>
463 * common.opt (feliminate-unused-debug-symbols): Enable by default.
464 * doc/invoke.texi (Debugging Options): Document new default of
465 -feliminate-unused-debug-symbols and remove restriction to 'stabs'.
467 2019-05-31 Jakub Jelinek <jakub@redhat.com>
469 PR tree-optimization/90671
470 * tree-ssa-threadupdate.c (ssa_create_duplicates): If
471 template_block used to be empty on the first call, don't use
472 gsi_split_seq_after and gsi_insert_seq_after, but remember whole
473 seq with bb_seq and set it with set_bb_seq.
475 2019-05-31 Iain Sandoe <iain@sandoe.co.uk>
477 * config/i386/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
479 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
480 Michael Meissner <meissner@linux.ibm.com>
482 * config/rs6000/predicates.md (pcrel_address): New define_predicate.
483 (prefixed_mem_operand): Likewise.
484 (non_prefixed_mem_operand): Likewise.
485 * config/rs6000/rs6000-protos.h (rs6000_prefixed_address): New
487 * config/rs6000/rs6000.c (print_operand_address): Handle
488 PC-relative addresses.
489 (mode_supports_prefixed_address_p): New function.
490 (rs6000_prefixed_address): New function.
491 * config/rs6000/rs6000.h (SYMBOL_FLAG_PCREL): New #define.
492 (SYMBOL_REF_PCREL_P): Likewise.
494 2019-05-30 Jakub Jelinek <jakub@redhat.com>
496 * gimplify.c (enum gimplify_omp_var_data): Add GOVD_CONDTEMP.
497 (gimplify_adjust_omp_clauses_1): Handle GOVD_CONDTEMP.
498 (gimplify_omp_for): If worksharing loop with lastprivate conditional
499 is nested inside of parallel region, add _condtemp_ clause to both.
500 * tree-nested.c (convert_nonlocal_omp_clauses,
501 convert_local_omp_clauses): Ignore OMP_CLAUSE__CONDTEMP_ instead of
503 * omp-general.h (struct omp_for_data): Add have_pointer_condtemp
505 * omp-general.c (omp_extract_for_data): Compute it.
506 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_.
507 (lower_rec_input_clauses): Likewise.
508 (lower_lastprivate_conditional_clauses): If OMP_CLAUSE__CONDTEMP_
509 clause is already present, just add one further one after it.
510 (lower_lastprivate_clauses): Handle cond_ptr with array type.
511 (lower_send_shared_vars): Clear _condtemp_ vars.
512 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle target data like critical
513 or section or taskgroup.
514 * omp-expand.c (determine_parallel_type): Disallow combining only if
515 first OMP_CLAUSE__CONDTEMP_ has pointer type. Disallow combining
516 of parallel sections if OMP_CLAUSE__CONDTEMP_ is present.
517 (expand_omp_for_generic, expand_omp_for_static_nochunk,
518 expand_omp_for_static_chunk, expand_omp_for): Use
519 fd->have_pointer_condtemp instead of fd->lastprivate_conditional to
520 determine if a special set of API routines are needed and if condtemp
521 needs to be initialized, while always initialize cond_var if
522 fd->lastprivate_conditional is non-zero.
524 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
525 Michael Meissner <meissner@linux.ibm.com>
527 * config/rs6000/constraints.md (eI): New constraint.
528 * config/rs6000/predicates.md (cint34_operand): New predicate.
529 * config/rs6000/rs6000.h (SIGNED_16BIT_OFFSET_P): New #define.
530 (SIGNED_34BIT_OFFSET_P): Likewise.
531 * doc/md.texi (eI): Document constraint.
533 2019-05-30 Sylvia Taylor <sylvia.taylor@arm.com>
535 * config/aarch64/aarch64-sve.md (*fabd<mode>3): New.
537 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
538 Michael Meissner <meissner@linux.ibm.com>
540 * rs6000-cpus.def (OTHER_FUSION_MASKS): New #define.
541 (ISA_3_0_MASKS_SERVER): Mask off OTHER_FUSION_MASKS.
542 (ISA_3_0_MASKS_IEEE): Remove OPTION_MASK_DIRECT_MOVE.
543 (ISA_FUTURE_MASKS_SERVER): Add OPTION_MASK_PREFIXED_ADDR.
544 (OTHER_FUTURE_MASKS): Likewise.
545 (POWERPC_MASKS): Likewise.
546 * rs6000.c (rs6000_option_override_internal): Error if -mpcrel is
547 specified without -mprefixed-addr or -mcpu=future. Error if
548 -mprefixed-addr is specified without -mcpu=future.
549 (rs6000_opt_masks): Add entry for prefixed-addr.
550 * rs6000.opt (mprefixed-addr): New option.
552 2019-05-30 Sam Tebbs <sam.tebbs@arm.com>
554 * aarch64/aarch64.c (aarch64_post_cfi_startproc): Add
555 cfun->is_thunk check.
557 2019-05-30 Jakub Jelinek <jakub@redhat.com>
559 * tree-predcom.c (is_inv_store_elimination_chain): Fix a typo - lenght
562 2019-05-30 Martin Liska <mliska@suse.cz>
564 * gdbinit.in: Fix 'ptc' command. Add trt
565 that prints TREE_TYPE($).
567 2019-05-29 Bill Schmidt <wschmidt@linux.ibm.com>
568 Alan Modra <amodra@gmail.com>
570 * config/rs6000/rs6000.c (rs6000_call_template_1): Handle pcrel
572 (rs6000_indirect_call_template_1): ...and here.
573 (rs6000_pltseq_template): Handle plt_pcrel34. Rework tocsave,
574 plt16_ha, plt16_lo, mtctr indirect calls. Use
576 (rs6000_decl_ok_for_sibcall): New function.
577 (rs6000_function_ok_for_sibcall): Refactor.
578 (rs6000_longcall_ref): Use UNSPEC_PLT_PCREL when pcrel.
579 (rs6000_call_aix): Don't emit toc restore rtl for indirect calls
580 when pcrel. Reorganize.
581 (rs6000_sibcall_aix): Don't add r2 to function usage when pcrel.
582 * rs6000.h (rs6000_pltseq_enum): New enum.
583 * rs6000.md (UNSPEC_PLT_PCREL): New unspec.
584 (*pltseq_tocsave): Use rs6000_pltseq_enum.
585 (*pltseq_plt16_ha): Likewise.
586 (*pltseq_plt16_lo): Likewise.
587 (*pltseq_mtctr): Likewise.
588 (*pltseq_plt_pcrel): New insn.
589 (*call_local_aix): Handle @notoc calls.
590 (*call_value_local_aix): Likewise.
591 (*call_nonlocal_aix): Adjust lengths for pcrel calls.
592 (*call_value_nonlocal_aix): Likewise.
593 (*call_indirect_pcrel): New insn.
594 (*call_value_indirect_pcrel): Likewise.
597 2019-05-29 Uroš Bizjak <ubizjak@gmail.com>
599 * config/i386/sse.md (*save_multiple<mode>): Rename from
601 (*restore_multiple<mode>): Rename from restore_multiple<mode>.
602 (*restore_multiple_and_return<mode>): Rename from
603 restore_multiple_and_return<mode>.
604 (*restore_multiple_leave_return<mode>): Rename from
605 restore_multiple_leave_return<mode>.
607 2019-05-29 Yoshinori Sato <ysato@users.sourceforge.jp>
609 * config.gcc (rx-*-linux*): New target.
610 * config/rx/elf.opt: New file.
611 * config/rx/linux.h: Likewise.
612 * config/rx/t-linux: Likewise.
613 * config/rx/rx.c (TARGET_SAVE_ACC_REGISTER): If not defined,
615 * config/rx/rx.h (ASM_APP_ON): Allow to be overridden.
616 (ASM_APP_OFF): Likewise.
617 * config/rx/rx.opt: Drop -msim and -mas100-syntax, they were
620 2019-05-29 Jan Hubicka <jh@suse.cz>
622 * tree-ssa-alias.c (same_type_for_tbaa): Return ture if main
623 variants are pointer equivalent.
625 2019-05-29 Alejandro Martinez <alejandro.martinezvicente@arm.com>
627 * config/aarch64/aarch64-c.c: Added TARGET_SVE2.
628 * config/aarch64/aarch64-sve2.md: New file.
629 (<u>avg<mode>3_floor): New pattern.
630 (<u>avg<mode>3_ceil): Likewise.
631 (*<sur>h<addsub><mode>): Likewise.
632 * config/aarch64/aarch64.h: Added AARCH64_ISA_SVE2 and TARGET_SVE2.
633 * config/aarch64/aarch64.md: Include aarch64-sve2.md.
635 2019-05-29 Jakub Jelinek <jakub@redhat.com>
638 * optc-save-gen.awk: In cl_optimization_print, use correct condition
639 for var_opt_string printing. In cl_optimization_print_diff, print
640 (null) instead of invoking undefined behavior if one of the
641 var_opt_string pointers is NULL and use && instead of first || in the
642 guarding condition. For var_target_other options, handle const char *
643 target variables similarly to const char * optimize node variables.
645 2019-05-29 Sam Tebbs <sam.tebbs@arm.com>
647 * config/aarch64/aarch64-builtins.c (aarch64_builtins): Add
648 AARCH64_PAUTH_BUILTIN_AUTIB1716 and AARCH64_PAUTH_BUILTIN_PACIB1716.
649 * config/aarch64/aarch64-builtins.c (aarch64_init_pauth_hint_builtins):
650 Add autib1716 and pacib1716 initialisation.
651 * config/aarch64/aarch64-builtins.c (aarch64_expand_builtin): Add checks
652 for autib1716 and pacib1716.
653 * config/aarch64/aarch64-protos.h (aarch64_key_type,
654 aarch64_post_cfi_startproc): Define.
655 * config/aarch64/aarch64-protos.h (aarch64_ra_sign_key): Define extern.
656 * config/aarch64/aarch64.c (aarch64_handle_standard_branch_protection,
657 aarch64_handle_pac_ret_protection): Set default sign key to A.
658 * config/aarch64/aarch64.c (aarch64_expand_epilogue,
659 aarch64_expand_prologue): Add check for b-key.
660 * config/aarch64/aarch64.c (aarch64_ra_sign_key,
661 aarch64_post_cfi_startproc, aarch64_handle_pac_ret_b_key): Define.
662 * config/aarch64/aarch64.h (TARGET_ASM_POST_CFI_STARTPROC): Define.
663 * config/aarch64/aarch64.c (aarch64_pac_ret_subtypes): Add "b-key".
664 * config/aarch64/aarch64.md (unspec): Add UNSPEC_AUTIA1716,
665 UNSPEC_AUTIB1716, UNSPEC_AUTIASP, UNSPEC_AUTIBSP, UNSPEC_PACIA1716,
666 UNSPEC_PACIB1716, UNSPEC_PACIASP, UNSPEC_PACIBSP.
667 * config/aarch64/aarch64.md (do_return): Add check for b-key.
668 * config/aarch64/aarch64.md (<pauth_mnem_prefix>sp): Replace
669 pauth_hint_num_a with pauth_hint_num.
670 * config/aarch64/aarch64.md (<pauth_mnem_prefix>1716): Replace
671 pauth_hint_num_a with pauth_hint_num.
672 * config/aarch64/aarch64.opt (msign-return-address=): Deprecate.
673 * config/aarch64/iterators.md (PAUTH_LR_SP): Add UNSPEC_AUTIASP,
674 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
675 * config/aarch64/iterators.md (PAUTH_17_16): Add UNSPEC_AUTIA1716,
676 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716.
677 * config/aarch64/iterators.md (pauth_mnem_prefix): Add UNSPEC_AUTIA1716,
678 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716, UNSPEC_AUTIASP,
679 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
680 * config/aarch64/iterators.md (pauth_hint_num_a): Replace
681 UNSPEC_PACI1716 and UNSPEC_AUTI1716 with UNSPEC_PACIA1716 and
682 UNSPEC_AUTIA1716 respectively.
683 * config/aarch64/iterators.md (pauth_hint_num_a): Rename to pauth_hint_num
684 and add UNSPEC_PACIBSP, UNSPEC_AUTIBSP, UNSPEC_PACIB1716, UNSPEC_AUTIB1716.
685 * doc/invoke.texi (-mbranch-protection): Add b-key type.
686 * config/aarch64/aarch64-bti-insert.c (aarch64_pac_insn_p): Rename
687 UNSPEC_PACISP to UNSPEC_PACIASP and UNSPEC_PACIBSP.
689 2019-05-29 Jakub Jelinek <jakub@redhat.com>
691 * gimplify.c (struct gimplify_omp_ctx): Add clauses member.
692 (gimplify_scan_omp_clauses): Initialize ctx->clauses.
693 (gimplify_adjust_omp_clauses_1): Transform lastprivate conditional
694 explicit clause on combined parallel into implicit shared clause.
695 (gimplify_adjust_omp_clauses): Move lastprivate conditional clause
696 and firstprivate if the decl has one too from combined parallel to
697 the worksharing construct.
699 2019-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
700 Michael Meissner <meissner@linux.ibm.com>
702 * config/rs6000/rs6000-cpus.def (OTHER_FUTURES_MASK): New #define.
704 2019-05-28 Michael Meissner <meissner@linux.ibm.com>
706 * rtl.h (LABEL_REF_P): New #define.
708 2019-05-28 John David Anglin <danglin@gcc.gnu.org>
710 * config/pa/pa.c (hppa_profile_hook): Remove offset adjustment.
712 2019-05-28 Alejandro Martinez <alejandro.martinezvicente@arm.com>
714 * internal-fn.c: Marked mask_load_direct as vectorizable.
715 * tree-data-ref.c (data_ref_compare_tree): Fixed comment typo.
716 * tree-vect-data-refs.c (can_group_stmts_p): Allow masked loads to be
717 combined even if masks different with allow_slp_p param.
718 (vect_analyze_data_ref_accesses): Mark SLP only vectorizable groups.
719 * tree-vect-loop.c (vect_dissolve_slp_only_groups): New function to
720 dissolve SLP-only vectorizable groups when SLP has been discarded.
721 (vect_analyze_loop_2): Call vect_dissolve_slp_only_groups when needed.
722 * tree-vect-slp.c (vect_get_and_check_slp_defs): Check masked loads
724 (vect_build_slp_tree_1): Fixed comment typo.
725 (vect_build_slp_tree_2): Include masks from masked loads in SLP tree.
726 * tree-vect-stmts.c (vectorizable_load): Allow vectorizaion of masked
728 * tree-vectorizer.h (_stmt_vec_info): Added flag for SLP-only
730 * tree-vectorizer.c (vec_info::new_stmt_vec_info): Likewise.
732 2019-05-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
734 * config/alpha/alpha.c [TARGET_ABI_OSF] (alpha_output_mi_thunk_osf):
735 Remove obsolete use_thunk reference.
736 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
737 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
738 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
739 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
740 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
741 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
742 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
743 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
744 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
746 2019-05-28 Nathan Sidwell <nathan@acm.org>
748 * tree.h (IDENTIFIER_ANON_P): New.
749 (anon_aggrname_format, anon_aggname_p): Don't declare.
750 (make_anon_name): Declare.
751 * lto-streamer-out.c (DFS::DFS_write_tree_body): Use IDENTIFIER_ANON_P.
752 (hash_tree): Likewise.
753 * tree-streamer-out.c (write_ts_decl_minimal_tree): Likewise.
754 * tree.c (anon_aggrname_p, anon_aggrname_format): Delete.
755 (anon_cnt, make_anon_name): New.
757 2019-05-28 Martin Liska <mliska@suse.cz>
760 * opts-global.c (decode_options): Print help for all
761 help_option_arguments.
762 * opts.c (print_help): Add new argument.
763 (common_handle_option): Remember all values into
764 help_option_arguments.
765 * opts.h (print_help): Add new argument.
767 2019-05-28 Martin Liska <mliska@suse.cz>
770 * ipa-icf-gimple.c (func_checker::compare_loops): New function.
771 * ipa-icf-gimple.h (func_checker::compare_loops): Likewise.
772 (func_checker::compare_bb): Call compare_loops.
774 2019-05-27 Jakub Jelinek <jakub@redhat.com>
776 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
777 on sections construct.
778 * omp-low.c (lower_lastprivate_conditional_clauses): Handle sections
780 (lower_omp_sections): Handle lastprivate conditional.
781 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle sections construct with
782 lastprivate_conditional_map.
783 * omp-expand.c (expand_omp_sections): Handle lastprivate conditional.
785 * omp-low.c (lower_omp_1) <case GIMPLE_ASSIGN>: Look through ordered,
786 critical, taskgroup and section regions when looking for a region
787 with non-NULL lastprivate_conditional_map.
789 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
791 * config/i386/i386.c (ix86_gen_add3): Remove indirect function.
792 (*ix86_gen_sub3): Ditto.
793 (*ix86_gen_sub3_carry): Ditto.
794 (*ix86_gen_one_cmpl2): Ditto.
795 (*ix86_gen_andsp): Ditto.
796 (ix86_init_large_pic_reg): Use gen_add2_insn instead of ix86_gen_add3.
797 (gen_and2_insn): New static function.
798 (ix86_expand_prologue): Use gen_and2_insn instead of ix86_gen_andsp.
799 Use gen_add3_insn instead of ix86_gen_add3.
800 (ix86_expand_split_stack_prologue): Use gen_add2_insn
801 instead of ix86_gen_add3.
802 (legitimize_tls_address): Use gen_add2_insn instead of ix86_gen_add3.
803 Use gen_sub3_insn instead of ix86_gen_sub3.
804 * config/i386-expand.c (ix86_split_long_move): Use gen_add2_insn
805 instead of ix86_gen_add3.
806 (ix86_expand_strlensi_unroll_1): Use gen_add2_insn instead of
807 ix86_gen_add3. Use gen_sub3_insn instead of ix86_gen_sub3.
808 (construct_plt_address): Use gen_add2_insn instead of ix86_gen_add3.
809 * config/i386/i386-options.c (ix86_option_override_internal):
810 Do not initialize ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
811 ix86_gen_one_cmpl2 and ix86_gen_andsp.
813 2019-05-27 Eric Botcazou <ebotcazou@adacore.com>
815 * dwarf2out.c (resolve_args_picking_1): Deal with DW_OP_GNU_addr_index
816 and DW_OP_GNU_const_index opcodes.
818 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
820 * config/i386/i386.h (STACK_SIZE_MODE): Define.
822 2019-05-27 Richard Biener <rguenther@suse.de>
824 PR tree-optimization/90637
825 * tree-ssa-sink.c (statement_sink_location): Honor the
826 computed sink location for single-uses.
828 2019-05-27 Richard Biener <rguenther@suse.de>
831 * match.pd (vec_perm): Avoid clobbering op0 when not generating
834 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
836 * config/i386/i386.md (@sub<mode>3_carry): Rename
837 from sub<mode>3_carry.
838 (@leave_<mode>): New expander.
839 (*leave): Rename from leave.
840 (*leave_rex64): Rename from leave_rex64.
841 (@monitorx_<mode>): Rename from monitorx_<mode>.
842 (@clzero_<mode>): Rename from clzero_<mode>.
843 * config/i386/sse.md (@sse3_monitor_<mode>): Rename
844 from sse3_monitor_<mode>.
845 * config/i386/i386.c (ix86_gen_sub3_carry): Remove indirect function.
846 (*ix86_gen_leave): Ditto.
847 (*ix86_gen_monitor): Ditto.
848 (*ix86_gen_monitorx): Ditto.
849 (*ix86_gen_clzero): Ditto.
850 (ix86_emit_leave): Use gen_leave instead of ix86_gen_leave.
851 * config/i386/i386-expand.c (ix86_expand_strlensi_unroll_1):
852 Use gen_sub3_carry instead of ix86_gen_sub3_carry.
853 (ix86_expand_builtin) <case IX86_BUILTIN_MONITOR>:
854 Use gen_sse3_monitor instead of ix86_gen_monitor.
855 <case IX86_BUILTIN_MONITORX>: Use gen_monitorx
856 instead of ix86_gen_monitorx.
857 <case IX86_BUILTIN_CLZERO>: Use gen_clzero
858 instead of ix86_gen_clzero.
859 * config/i386/i386-options.c (ix86_option_override_internal):
860 Do not initialize ix86_gen_leave, ix86_gen_sub3_carry,
861 ix86_gen_monitor, ix86_gen_monitorx and ix86_gen_clzero.
863 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
865 * config/i386/i386.md (@tls_global_dynamic_64_<mode>):
866 Rename from tls_global_dynamic_64_<mode>.
867 (@tls_local_dynamic_base_64_<mode>): Rename from
868 tls_local_dynamic_base_64_<mode>.
869 * config/i386/i386.c (*ix86_gen_tls_global_dynamic_64):
870 Remove indirect function.
871 (*ix86_gen_tls_local_dynamic_base_64): Ditto.
872 (legitimize_tls_address): Use gen_tls_global_dynamic_64 function
873 instead of ix86_gen_tls_global_dynamic_64.
874 Use gen_tls_local_dynamic_base_64 instead of
875 ix86_gen_tls_local_dynamic_base_64.
876 * config/i386/i386-options.c (ix86_option_override_internal):
877 Do not initialize ix86_gen_tls_global_dynamic_64 and
878 ix86_gen_tls_local_dynamic_base_64.
880 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
882 * config/i386/i386.md (@pro_epilogue_adjust_stack_add_<mode>)
883 Rename from pro_epilogue_adjust_stack_<mode>_add.
884 (@pro_epilogue_adjust_stack_sub_<mode>)
885 Rename from pro_epilogue_adjust_stack_<mode>_sub.
886 (@allocate_stack_worker_probe_<mode>):
887 Rename from allocate_stack_worker_probe_<mode>.
888 (allocate_stack): Use gen_allocate_stack_worker_probe.
889 (probe_stack): Use gen_probe_stack_1.
890 (@probe_stack_1_<mode>): Rename from probe_stack_<mode>.
891 (@adjust_stack_and_probe_<mode>): Rename from
892 adjust_stack_and_probe<mode>.
893 (@probe_stack_range_<mode>): Rename from probe_stack_range<mode>.
894 (stack_protect_set): Use gen_stack_protect_set_1.
895 (@stack_protect_set_1_<mode>): Rename from stack_protect_set_<mode>.
896 (stack_protect_test): Use gen_stack_protect_test_1.
897 (@stack_protect_test_1_<mode>): Rename from stack_protect_test_<mode>.
898 * config/i386/i386.c (*ix86_gen_allocate_stack_worker):
899 Remove indirect function.
900 (*ix86_gen_adjust_stack_and_probe): Ditto.
901 (*ix86_gen_probe_stack_range): Ditto.
902 (pro_epilogue_adjust_stack): Use gen_pro_epilogue_adjust_stack_add
903 instead of gen_pro_epilogue_adjust_stack_{si,di}_add.
904 (ix86_adjust_stack_and_probe_stack_clash): Use
905 gen_adjust_stack_and_probe instead of ix86_gen_adjust_stack_and_probe.
906 (ix86_adjust_stack_and_probe): Ditto.
907 (ix86_emit_probe_stack_range): Use gen_probe_stack_range instead
908 of ix86_gen_probe_stack_range.
909 (ix86_expand_prologue): Use gen_pro_epilogue_adjust_stack_sub
910 instead of gen_pro_epilogue_adjust_stack_{si,di}_sub.
911 * config/i386/x86-tune-sched.c (ix86_macro_fusion_pair_p):
912 Include insn-opinit.h. Use code_for_stack_protect_test_1 instead of
913 CODE_FOR_stack_protect_test_{si,di}.
914 * config/i386/i386-options.c (ix86_option_override_internal):
915 Do not initialize ix86_gen_allocate_stack_worker,
916 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
918 2019-05-26 Gerald Pfeifer <gerald@pfeifer.com>
920 * doc/invoke.texi (Link Options): Many editorial changes around
923 2019-05-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
925 * doc/invoke.texi (x86 Options, -mvect8-ret-in-mem): Remove
926 pre-Solaris 11 referene and most Studio compiler details.
928 2019-05-24 John David Anglin <danglin@gcc.gnu.org>
931 * config/pa/pa.c (pa_can_change_mode_class): Accept mode changes from
932 DImode to SImode in floating-point registers on 64-bit target.
933 * config/pa/pa.md (umulsidi3): Change nonimmediate_operand to
934 register_operand in xmpyu patterns.
936 2019-05-24 Jakub Jelinek <jakub@redhat.com>
938 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__CONDTEMP_.
939 * tree.h (OMP_CLAUSE_DECL): Use OMP_CLAUSE__CONDTEMP_ instead of
940 OMP_CLAUSE__REDUCTEMP_.
941 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add
942 OMP_CLAUSE__CONDTEMP_.
943 (walk_tree_1): Handle OMP_CLAUSE__CONDTEMP_.
944 * tree-pretty-print.c (dump_omp_clause): Likewise.
945 * tree-nested.c (convert_nonlocal_omp_clauses,
946 convert_local_omp_clauses): Likewise.
947 * gimplify.c (enum gimplify_omp_var_data): Use hexadecimal constants
948 instead of decimal. Add GOVD_LASTPRIVATE_CONDITIONAL.
949 (gimplify_scan_omp_clauses): Don't reject lastprivate conditional
951 (gimplify_omp_for): Warn and disable conditional modifier from
952 lastprivate on loop iterators.
953 * omp-general.h (struct omp_for_data): Add lastprivate_conditional
955 * omp-general.c (omp_extract_for_data): Initialize it.
956 * omp-low.c (struct omp_context): Add lastprivate_conditional_map
958 (delete_omp_context): Delete it.
959 (lower_lastprivate_conditional_clauses): New function.
960 (lower_lastprivate_clauses): Add BODY_P and CSTMT_LIST arguments,
961 handle lastprivate conditional clauses.
962 (lower_reduction_clauses): Add CLIST argument, emit it into
963 the critical section if any.
964 (lower_omp_sections): Adjust lower_lastprivate_clauses and
965 lower_reduction_clauses callers.
966 (lower_omp_for_lastprivate): Add CLIST argument, pass it through
967 to lower_lastprivate_clauses.
968 (lower_omp_for): Call lower_lastprivate_conditional_clauses, adjust
969 lower_omp_for_lastprivate and lower_reduction_clauses callers, emit
970 clist into a critical section if not emitted there already by
971 lower_reduction_clauses.
972 (lower_omp_taskreg, lower_omp_teams): Adjust lower_reduction_clauses
974 (lower_omp_1): Handle GIMPLE_ASSIGNs storing into lastprivate
975 conditional variables.
976 * omp-expand.c (determine_parallel_type): Punt if OMP_CLAUSE__CONDTEMP_
978 (expand_omp_for_generic, expand_omp_for_static_nochunk,
979 expand_omp_for_static_chunk): Handle lastprivate conditional.
980 (expand_omp_for): Handle fd.lastprivate_conditional like
983 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
985 * config/gcn/gcn-run.c (main): Set a non-zero return value if the
986 kernel does not exit cleanly.
987 * config/gcn/gcn.md (gcn_return): Insert s_waitcnt before s_dcache_wb.
989 2019-05-24 Jason Merrill <jason@redhat.com>
992 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
994 2019-05-24 Richard Biener <rguenther@suse.de>
997 * tree-loop-distribution.c (struct partition): Add location
999 (partition_alloc): Initialize all fields.
1000 (generate_memset_builtin): Use the location recorded in the
1001 partition for the generated call.
1002 (generate_memcpy_builtin): Likewise.
1003 (classify_partition): Record the location of a single store
1004 as location for the partition.
1006 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
1008 * config/gcn/gcn.c (gcn_expand_prologue): Use gen_addsi3_scalar_carry
1011 2019-05-24 Matthew Malcomson <matthew.malcomson@arm.com>
1014 * common/config/aarch64/aarch64-common.c
1015 (aarch64_rewrite_selected_cpu): Change local temporary variable
1016 type from unsigned long to uint64_t.
1017 * config/aarch64/aarch64-protos.h (aarch64_parse_extension,
1018 aarch64_get_extension_string_for_isa_flags): Change declaration to
1019 match new definition by replacing unsigned long with uint64_t.
1021 2019-05-24 Jakub Jelinek <jakub@redhat.com>
1024 * config/i386/x86-tune-sched.c (ix86_macro_funsion_pair_p): Call
1025 gen_attr_type just once instead of 4-7 times. Formatting fixes.
1026 Handle stack_protect_test_<mode> codegen similarly to corresponding
1029 2019-05-23 Iain Sandoe <iain@sandoe.co.uk>
1031 * config/i386/darwin.h: Reject -mfentry*.
1032 * doc/sourcebuild.texi: Document mfentry target support.
1034 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1036 * config/rs6000/rs6000.c (rs6000_global_entry_point_needed_p):
1037 Rename to rs6000_global_entry_point_prologue_needed_p. Return
1038 false for PC-relative functions.
1039 (rs6000_output_function_prologue): Change called function name to
1040 rs6000_global_entry_point_prologue_needed_p. Emit ".localentry
1041 name,1" for PC-relative functions.
1042 (rs6000_elf_declare_function_name): Change called function name to
1043 rs6000_global_entry_point_prologue_needed_p.
1045 2019-05-23 Uroš Bizjak <ubizjak@gmail.com>
1048 * config/i386/i386.c (gen_rtx_cost):
1049 Use ix86_tune_cost instead of ix86_cost.
1051 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1052 Michael Meissner <meissner@linux.ibm.com>
1053 Segher Boessenkool <segher@kernel.crashing.org>
1055 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): Add
1057 (POWERPC_MASKS): Add OPTION_MASK_PCREL.
1058 * config/rs6000/rs6000-protos.h (rs6000_pcrel_p): New prototype.
1059 (rs6000_fndecl_pcrel_p): Likewise.
1060 * config/rs6000/rs6000.c (rs6000_option_override_internal): Report
1061 error if -mpcrel is requested without -mcpu=future.
1062 (rs6000_opt_masks): Add entry for pcrel.
1063 (rs6000_fndecl_pcrel_p): New function.
1064 (rs6000_pcrel_p): Likewise.
1065 * config/rs6000/rs6000.opt (mpcrel): New option.
1066 * doc/invoke.texi: Document -mpcrel and -mno-pcrel.
1068 2019-05-23 Jan Hubicka <jh@suse.cz>
1069 Martin Liska <mliska@suse.cz>
1071 PR tree-optimization/90576
1072 * tree-ssa-alias.c (compare_sizes): Remove dead calls to
1074 (aliasing_component_refs_p): Fix three way size compare conditional;
1075 give up earlier in case we can not decide on equivalence.
1077 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1078 Michael Meissner <meissner@linux.ibm.com>
1079 Segher Boessenkool <segher@kernel.crashing.org>
1081 * config.gcc: Add future cpu.
1082 * config/rs6000/driver-rs6000.c (asm_names): Add future cpu.
1083 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): New
1085 (POWERPC_MASKS): Add OPTION_MASK_FUTURE.
1086 (RS6000_CPU): New instantiation for future cpu.
1087 * config/rs6000/rs6000-opts.h (enum processor_type): Add
1089 * config/rs6000/rs6000-string.c (expand_compare_loop): Treat
1090 PROCESSOR_FUTURE like PROCESSOR_POWER9 for now.
1091 * config/rs6000/rs6000-tables.opt: Regenerate.
1092 * config/rs6000/rs6000.c (rs6000_option_override_internal): Treat
1093 PROCESSOR_FUTURE similarly to PROCESSOR_POWER9 for now.
1094 (rs6000_machine_from_flags): Handle future cpu.
1095 (rs6000_reassociation_width): Treat PROCESSOR_FUTURE like
1096 PROCESSOR_POWER9 for now.
1097 (rs6000_adjust_cost): Likewise.
1098 (rs6000_issue_rate): Likewise.
1099 (rs6000_register_move_cost): Likewise.
1100 (rs6000_opt_masks): Add entry for future.
1101 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add future cpu.
1102 (MASK_FUTURE): New #define.
1103 * config/rs6000/rs6000.md (define_attr "cpu"): Add future cpu.
1104 * config/rs6000/rs6000.opt (mfuture): New target option.
1105 * doc/invoke.texi (mcpu): Add future cpu.
1107 2019-05-23 Martin Liska <mliska@suse.cz>
1110 * tree-ssa-uninit.c (value_sat_pred_p): The result of &
1111 operation points to a temporary (pointed via tree_to_wide_ref)
1112 that is out of scope after the &.
1114 2019-05-23 Jonathan Wakely <jwakely@redhat.com>
1117 * doc/extend.texi (Function Names): Add missing word.
1119 2019-05-23 Richard Biener <rguenther@suse.de>
1121 PR tree-optimization/88440
1122 * opts.c (default_options_table): Enable -ftree-loop-distribute-patterns
1124 * tree-loop-distribution.c (generate_memset_builtin): Fold the
1126 (generate_memcpy_builtin): Likewise.
1127 (distribute_loop): Pass in whether to only distribute patterns.
1128 (prepare_perfect_loop_nest): Also allow size optimization.
1129 (pass_loop_distribution::execute): When optimizing a loop
1130 nest for size allow pattern replacement.
1132 2019-05-23 Jakub Jelinek <jakub@redhat.com>
1135 * config/i386/i386.md (stack_protect_test_<mode>): Use sub instead
1138 2019-05-23 Martin Liska <mliska@suse.cz>
1141 * gimplify.c (gimplify_target_expr): Skip TREE_STATIC target
1142 expression similarly to gimplify_decl_expr.
1144 2019-05-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1146 * cse.c (cse_dump_path): s/dump_file/f.
1148 2019-05-22 David Malcolm <dmalcolm@redhat.com>
1151 * diagnostic-format-json.cc: Include "selftest.h".
1152 (json_from_expanded_location): Only add "file" key for non-NULL
1154 (json_from_location_range): Don't add "start" and "finish"
1155 children if they are UNKNOWN_LOCATION.
1156 (selftest::test_unknown_location): New selftest.
1157 (selftest::test_bad_endpoints): New selftest.
1158 (selftest::diagnostic_format_json_cc_tests): New function.
1159 * json.cc (json::object::get): New function.
1160 (selftest::test_object_get): New selftest.
1161 (selftest::json_cc_tests): Call it.
1162 * json.h (json::object::get): New decl.
1163 * selftest-run-tests.c (selftest::run_tests): Call
1164 selftest::diagnostic_format_json_cc_tests.
1165 * selftest.h (selftest::diagnostic_format_json_cc_tests): New
1168 2019-05-22 Kwok Cheung Yeung <kcy@codesourcery.com>
1169 Andrew Stubbs <amd@codesourcery.com>
1171 * config.gcc (gcc_cv_initfini_array): Set for AMD GCN.
1172 * config/gcn/gcn-run.c (init_array_kernel, fini_array_kernel): New.
1173 (kernel): Rename to...
1174 (main_kernel): ... this.
1175 (load_image): Load _init_array and _fini_array kernels.
1176 (run): Add argument for kernel to run.
1177 (main): Run init_array_kernel before main_kernel, and
1178 fini_array_kernel after.
1179 * config/gcn/gcn.c (gcn_handle_amdgpu_hsa_kernel_attribute): Allow
1180 amdgpu_hsa_kernel attribute on functions.
1181 (gcn_disable_constructors): Delete.
1182 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): Delete.
1183 * config/gcn/crt0.c (size_t): Define.
1184 (_init_array, _fini_array): New.
1185 (__preinit_array_start, __preinit_array_end,
1186 __init_array_start, __init_array_end,
1187 __fini_array_start, __fini_array_end): Declare weak references.
1189 2019-05-22 Andrew Stubbs <ams@codesourcery.com>
1191 * config/gcn/gcn.c (gcn_trampoline_init): Call "sorry" on GCN5.
1193 2019-05-22 Jason Merrill <jason@redhat.com>
1195 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
1197 2019-05-22 H.J. Lu <hongjiu.lu@intel.com>
1200 * config/i386/i386-options.c (ix86_init_machine_status): Set
1201 stack_frame_required to true.
1202 * config/i386/i386.c (ix86_get_frame_size): New function.
1203 (ix86_frame_pointer_required): Replace get_frame_size with
1204 ix86_get_frame_size.
1205 (ix86_compute_frame_layout): Likewise.
1206 (ix86_find_max_used_stack_alignment): Changed to void. Set
1207 stack_frame_required.
1208 (ix86_finalize_stack_frame_flags): Always call
1209 ix86_find_max_used_stack_alignment. Replace get_frame_size with
1210 ix86_get_frame_size.
1211 * config/i386/i386.h (machine_function): Add stack_frame_required.
1213 2019-05-22 Uroš Bizjak <ubizjak@gmail.com>
1215 * config/i386/sse.md (sse_cvtpi2ps): Use TARGET_MMX in insn condition.
1217 2019-05-22 Matthew Malcomson <matthew.malcomson@arm.com>
1219 * common/config/aarch64/aarch64-common.c
1220 (struct aarch64_option_extension, struct processor_name_to_arch,
1221 struct arch_to_arch_name, aarch64_parse_extension, opt_ext_cmp,
1222 aarch64_contains_opt,
1223 aarch64_get_extension_string_for_isa_flags): Change type of
1224 variables storing flags to uint64_t.
1225 * config/aarch64/aarch64-option-extensions.def (sve2, sve2-sm4,
1226 sve2-aes, sve2-sha3, bitperm): New optional SVE2 extension flags.
1227 * config/aarch64/aarch64.c (struct processor,
1228 aarch64_parse_arch, aarch64_parse_cpu, aarch64_validate_mcpu,
1229 aarch64_validate_march, aarch64_override_options,
1230 aarch64_option_print, aarch64_handle_attr_isa_flags,
1231 aarch64_declare_function_name, aarch64_start_file): Make flag
1233 * config/aarch64/aarch64.h (AARCH64_FL_SVE2, AARCH64_FL_SVE2_AES,
1234 AARCH64_FL_SVE2_SM4, AARCH64_FL_SVE2_SHA3,
1235 AARCH64_FL_SVE2_BITPERM): New macro feature flags.
1236 * config/aarch64/aarch64.opt (aarch64_isa_flags): Make uint64_t.
1237 * config/aarch64/driver-aarch64.c
1238 (struct aarch64_arch_extension, struct aarch64_core_data,
1239 struct aarch64_arch_driver_info, host_detect_local_cpu): Make
1240 flag variables uint64_t.
1241 * doc/invoke.texi: Add documentation for new arguments.
1243 2019-05-22 Richard Biener <rguenther@suse.de>
1245 * alias.c (ao_ref_from_mem): Move stack-slot sharing
1247 * emit-rtl.c (set_mem_attributes_minus_bitpos): ... here.
1249 2019-05-22 Martin Liska <mliska@suse.cz>
1252 * doc/extend.texi: Document the change.
1254 2019-05-22 Richard Biener <rguenther@suse.de>
1256 PR tree-optimization/90450
1257 * tree-ssa-loop-im.c (struct im_mem_ref): Add ref_decomposed.
1258 (mem_ref_hasher::equal): Check it.
1259 (mem_ref_alloc): Initialize it.
1260 (gather_mem_refs_stmt): Set it.
1262 2019-05-22 Richard Biener <rguenther@suse.de>
1264 * gimple-fold.c (arith_code_with_undefined_signed_overflow):
1266 (rewrite_to_defined_overflow): Handle rewriting ABS_EXPR
1269 2019-05-22 Alan Modra <amodra@gmail.com>
1271 * config/rs6000/rs6000.h (ASM_OPT_ANY): Define.
1272 (ASM_CPU_SPEC): Conditionally add -many.
1273 * config/rs6000/rs6000.c (rs6000_machine): New static var.
1274 (rs6000_machine_from_flags, emit_asm_machine): New functions..
1275 (rs6000_file_start): ..extracted from here, and modified to
1277 (rs6000_output_function_prologue): Emit .machine as necessary.
1278 * testsuite/gcc.target/powerpc/ppc32-abi-dfp-1.c: Don't use
1280 * testsuite/gcc.dg/vect/O3-pr70130.c: Disable default options
1281 added by check_vect_support_and_set_flags.
1282 * testsuite/gcc.dg/vect/pr48765.c: Likewise.
1283 * testsuite/gfortran.dg/vect/pr45714-b.f: Likewise.
1285 2019-05-22 Hans-Peter Nilsson <hp@axis.com>
1288 * ira-lives.c (process_bb_node_lives): Consider defs
1289 for a call insn to be die before the call, not after.
1291 * function.c (assign_parm_setup_block): Raise alignment of
1292 stacked parameter only for STRICT_ALIGNMENT targets.
1294 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1296 * config/rs6000/constraints.md (define_register_constraint "wz"):
1298 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1299 RS6000_CONSTRAINT_wz.
1300 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1301 (rs6000_init_hard_regno_mode_ok): Adjust.
1302 * config/rs6000/rs6000.md: Replace "wz" constraint by "d" with "p7".
1303 * doc/md.texi (Machine Constraints): Adjust.
1305 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1307 * config/rs6000/constraints.md (define_register_constraint "wl"):
1309 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1310 RS6000_CONSTRAINT_wl.
1311 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1312 (rs6000_init_hard_regno_mode_ok): Adjust.
1313 * config/rs6000/rs6000.md: Replace "wl" constraint by "d" with "p6".
1314 * doc/md.texi (Machine Constraints): Adjust.
1316 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1318 * config/rs6000/constraints.md (define_register_constraint "wm"):
1320 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1321 RS6000_CONSTRAINT_wm.
1322 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1323 (rs6000_init_hard_regno_mode_ok): Adjust.
1324 * config/rs6000/vsx.md: Replace "wm" constraint by "wa" with "p8v".
1325 * doc/md.texi (Machine Constraints): Adjust.
1327 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1329 * config/rs6000/constraints.md (define_register_constraint "wk"):
1331 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1332 RS6000_CONSTRAINT_wk.
1333 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1334 (rs6000_init_hard_regno_mode_ok): Adjust.
1335 * config/rs6000/rs6000.md: Replace "wk" constraint by "ws" with "p8v".
1336 * doc/md.texi (Machine Constraints): Adjust.
1338 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1340 * config/rs6000/constraints.md (define_register_constraint "wj"):
1342 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1343 RS6000_CONSTRAINT_wj.
1344 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1345 (rs6000_init_hard_regno_mode_ok): Adjust.
1346 * config/rs6000/rs6000.md: Replace "wj" constraint by "wi" with "p8v".
1348 * config/rs6000/vsx.md: Ditto.
1349 * doc/md.texi (Machine Constraints): Adjust.
1351 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1353 * config/rs6000/constraints.md (define_register_constraint "wh"):
1355 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1356 RS6000_CONSTRAINT_wh.
1357 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1358 (rs6000_init_hard_regno_mode_ok): Adjust.
1359 * config/rs6000/rs6000.md: Replace "wh" constraint by "wa" with "p8v".
1360 * doc/md.texi (Machine Constraints): Adjust.
1362 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
1365 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
1366 Avoid calling gen_lowpart with CONST operand.
1368 2019-05-21 Alexandre Oliva <aoliva@redhat.com>
1370 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add
1371 field template_last_to_copy.
1372 (ssa_create_duplicates): Set it, and use it. Attempt to
1373 preserve more debug stmts.
1375 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
1377 * config/i386/sse.md (VF1_AVX2): New mode iterator.
1378 (signbit<mode>2): New expander
1380 2019-05-21 James Clarke <jrtc27@jrtc27.com>
1383 * dwarf2out.c (dwarf2out_inline_entry): Use ASM_OUTPUT_DEBUG_LABEL
1384 instead of ASM_GENERATE_INTERNAL_LABEL and ASM_OUTPUT_LABEL.
1386 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
1388 * config/i386/cpuid.h (__cpuid): For 32bit targets, zero
1389 %ebx and %ecx bafore calling cpuid with leaf 1 or
1390 non-constant leaf argument.
1392 2019-05-21 Alan Modra <amodra@gmail.com>
1395 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase
1396 power9 direct move cost.
1397 * testsuite/gcc.target/powerpc/fold-vec-splats-floatdouble.c:
1398 Correct comments and rename functions to suit parameters.
1400 2019-05-21 Richard Biener <rguenther@suse.de>
1403 * fold-const.c (fold_read_from_vector): New function.
1404 * fold-const.h (fold_read_from_vector): Declare.
1405 * match.pd (VEC_PERM_EXPR): Build BIT_INSERT_EXPRs for
1406 single-element insert permutations. Canonicalize selector
1407 further and fix issue with last commit.
1409 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
1411 * tree-cfg.h (split_critical_edges): Add for_edge_insertion_p
1412 parameter with default value false to declaration.
1413 (split_edges_for_insertion): New inline function. Wrapper for
1414 split_critical_edges with for_edge_insertion_p = true.
1415 * tree-cfg.c (split_critical_edges): Don't split non-critical
1416 edges if for_edge_insertion_p is false. Fix whitespace.
1417 * tree-ssa-pre.c (pass_pre::execute): Call
1418 split_edges_for_insertion instead of split_critical_edges.
1419 * gcc/tree-ssa-tail-merge.c (tail_merge_optimize): Ditto.
1420 * gcc/tree-ssa-sink.c (pass_sink_code::execute): Ditto.
1421 (pass_data_sink_code): Update function name in the comment.
1423 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
1425 * tree-ssa-uninit.c (value_sat_pred_p): This new function is a wrapper
1426 around is_value_included_in that knows how to handle BIT_AND_EXPR.
1427 (is_pred_expr_subset_of): Use the new function. Handle more cases where
1428 code1 == EQ_EXPR and where code1 == BIT_AND_EXPR and thus fix some false
1431 2019-05-21 Martin Liska <mliska@suse.cz>
1433 * config/rs6000/driver-rs6000.c (elf_platform): Do not use
1435 * config/rs6000/rs6000-c.c (rs6000_pragma_longcal): Wrap pragma in %<%>.
1436 (altivec_resolve_overloaded_builtin): Likewise for vec_lvsl and
1438 * config/rs6000/rs6000.c (rs6000_option_override_internal):
1440 (rs6000_function_arg): Likewise.
1441 (rs6000_expand_set_fpscr_drn_builtin): Remove trailing dot.
1442 (rs6000_expand_ternop_builtin): Use interval syntax.
1443 (get_element_number): Likewise.
1444 (altivec_expand_builtin): Likewise.
1445 (rs6000_get_function_versions_dispatcher): Quote target_clones.
1449 2019-05-20 Jakub Jelinek <jakub@redhat.com>
1453 * function.h (struct function): Add calls_eh_return member.
1454 * gimplify.c (gimplify_call_expr): Set cfun->calls_eh_return when
1455 gimplifying __builtin_eh_return call.
1456 * tree-inline.c (initialize_cfun): Copy calls_eh_return from src_cfun
1458 (expand_call_inline): Or in src_cfun->calls_eh_return into
1459 dst_cfun->calls_eh_return.
1460 * tree-tailcall.c (suitable_for_tail_call_opt_p): Return false if
1461 cfun->calls_eh_return.
1462 * lto-streamer-in.c (input_struct_function_base): Read calls_eh_return.
1463 * lto-streamer-out.c (output_struct_function_base): Write
1466 2019-05-20 Marc Glisse <marc.glisse@inria.fr>
1468 PR rtl-optimization/43147
1469 * config/i386/i386.c (ix86_gimple_fold_builtin): Handle
1470 IX86_BUILTIN_SHUFPD.
1472 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
1474 * tree-ssa-alias.c (refs_may_alias_p_2): Break out from ...
1475 (refs_may_alias_p_1): ... here; update stats.
1476 (refs_may_alias_p): Do not update stats here.
1478 2019-05-20 Richard Biener <rguenther@suse.de>
1480 * tree-ssa-structalias.c (find_func_aliases): POINTER_DIFF_EXPR
1481 doesn't produce pointers.
1482 {TRUNC,CEIL,FLOOR,ROUND,EXACT}_{DIV,MOD}_EXPR points to what
1483 the first operand points to.
1485 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
1487 * tree-ssa-alias.c (compare_sizes): New function.
1488 (sompare_type_sizes): New function
1489 (aliasing_component_refs_p): Use it.
1490 (indirect_ref_may_alias_decl_p): Likewise.
1492 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1494 * config/i386/sol2.h (CC1_SPEC): Reject -mx32.
1496 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1498 * config/sol2.h (LIBTSAN_EARLY_SPEC): Remove : after %e.
1499 (LIBLSAN_EARLY_SPEC): Likewise.
1500 * config/i386/sol2.h (ASAN_REJECT_SPEC): Likewise.
1502 2019-05-20 Martin Liska <mliska@suse.cz>
1504 * config/i386/i386.c (ix86_libc_has_fast_function):
1505 Add ATTRIBUTE_UNUSED for the argument.
1507 2019-05-20 Richard Biener <rguenther@suse.de>
1509 * gimple-match-head.c: Include vec-perm-indices.h.
1510 * generic-match-head.c: Likewise.
1511 * fold-const.h (fold_vec_perm): Declare when vec-perm-indices.h
1513 * fold-const.c (fold_vec_perm): Export.
1514 (fold_ternary_loc): Move non-constant folding of VEC_PERM_EXPR...
1515 (match.pd): ...here.
1517 2019-05-20 Jakub Jelinek <jakub@redhat.com>
1519 * cfgloop.h (struct loop): Add simdlen member.
1520 * cfgloopmanip.c (copy_loop_info): Copy simdlen as well.
1521 * omp-expand.c (expand_omp_simd): Set it if simdlen clause is present.
1522 * tree-vect-loop.c (vect_analyze_loop): Pass loop->simdlen != 0
1523 as new argument to autovectorize_vector_sizes target hook. If
1524 loop->simdlen, pick up vector size where the vectorization factor
1525 is equal to loop->simd, and if there is none, fall back to the first
1527 (vect_transform_loop): Adjust autovectorize_vector_sizes target hook
1529 * omp-low.c (omp_clause_aligned_alignment): Likewise.
1530 * omp-general.c (omp_max_vf): Likewise.
1531 * optabs-query.c (can_vec_mask_load_store_p): Likewise.
1532 * tree-vect-slp.c (vect_slp_bb): Likewise.
1533 * target.def (autovectorize_vector_sizes): Add ALL argument and
1535 * doc/tm.texi: Adjust documentation.
1536 * targhooks.c (default_autovectorize_vector_sizes): Add bool argument.
1537 * targhooks.h (default_autovectorize_vector_sizes): Likewise.
1538 * config/aarch64/aarch64.c (aarch64_autovectorize_vector_sizes): Add
1540 * config/arc/arc.c (arc_autovectorize_vector_sizes): Likewise.
1541 * config/arm/arm.c (arm_autovectorize_vector_sizes): Likewise.
1542 * config/mips/mips.c (mips_autovectorize_vector_sizes): Likewise.
1543 * config/i386/i386.c (ix86_autovectorize_vector_sizes): Likewise. If
1544 true and TARGET_AVX512F or TARGET_AVX, push 3 or 2 sizes even if
1545 preferred vector size is not 512-bit or 256-bit, just put those
1546 unpreferred ones last.
1548 2019-05-20 Martin Liska <mliska@suse.cz>
1550 * targhooks.c (default_libc_has_fast_function): New function.
1551 * targhooks.h (default_libc_has_fast_function): Likewise.
1553 2019-05-20 Martin Liska <mliska@suse.cz>
1556 * builtins.c (expand_builtin_memory_copy_args): When having a
1557 target with fast mempcpy implementation do now use memcpy.
1558 * config/i386/i386.c (ix86_libc_has_fast_function): New.
1559 (TARGET_LIBC_HAS_FAST_FUNCTION): Likewise.
1560 * doc/tm.texi: Likewise.
1561 * doc/tm.texi.in: Likewise.
1563 * expr.c (emit_block_move_hints): Add 2 new arguments.
1564 * expr.h (emit_block_move_hints): Bail out when libcall
1565 to memcpy would be used.
1567 2019-05-20 Martin Liska <mliska@suse.cz>
1569 * profile-count.c: Add vertical spacing in order
1570 to separate functions.
1571 * profile-count.h: Likewise.
1573 2019-05-20 Martin Liska <mliska@suse.cz>
1575 * profile-count.h: Do not use full qualified
1577 * profile-count.c (profile_count::to_frequency): Likewise.
1579 2019-05-20 Martin Liska <mliska@suse.cz>
1581 * profile-count.h (enum profile_quality): Use capital letters
1582 for enum value names. Use the adjusted names.
1583 * profile-count.c: Use the adjusted names.
1585 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1587 * config/rs6000/constraints.md (define_register_constraint "wH"):
1589 (define_register_constraint "wI"): Delete.
1590 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1591 RS6000_CONSTRAINT_wH and RS6000_CONSTRAINT_wI.
1592 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1593 (rs6000_init_hard_regno_mode_ok): Adjust.
1594 * config/rs6000/rs6000.md: Replace "wH" and "wI" constraints by "v"
1595 resp. "d", or with "wa" as appropriate, all with "p8v".
1596 * config/rs6000/vsx.md: Ditto.
1597 * doc/md.texi (Machine Constraints): Adjust.
1599 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1601 * config/rs6000/constraints.md (define_register_constraint "wy"):
1603 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1604 RS6000_CONSTRAINT_wy.
1605 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1606 (rs6000_init_hard_regno_mode_ok): Adjust.
1607 * config/rs6000/rs6000.md: Replace "wy" constraint by "wa" with "p8v".
1608 Use "<Fisa>" as "isa" in all alternatives that use "<Fv2>".
1609 (define_mode_attr Fisa): New.
1610 * config/rs6000/vsx.md: Replace "wy" constraint by "wa" with "p8v".
1611 * doc/md.texi (Machine Constraints): Adjust.
1613 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1615 * config/rs6000/constraints.md (define_register_constraint "wu"):
1617 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1618 RS6000_CONSTRAINT_wu.
1619 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1620 (rs6000_init_hard_regno_mode_ok): Adjust.
1621 * config/rs6000/rs6000.md: Replace "wu" constraint by "v" or "wa",
1623 (define_mode_attr Fa): Delete.
1624 * config/rs6000/vsx.md: Ditto.
1625 * doc/md.texi (Machine Constraints): Adjust.
1627 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1629 * config/rs6000/constraints.md (define_register_constraint "wJ"):
1631 (define_register_constraint "wK"): Delete.
1632 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1633 RS6000_CONSTRAINT_wJ and RS6000_CONSTRAINT_wK.
1634 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1635 (rs6000_init_hard_regno_mode_ok): Adjust.
1636 * config/rs6000/rs6000.md: Replace "wJ" constraint by "wI" with "p9v".
1637 Replace "wK" constraint by "wH" with "p9v".
1638 * config/rs6000/vsx.md: Ditto.
1639 * doc/md.texi (Machine Constraints): Adjust.
1641 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1643 * config/rs6000/constraints.md (define_register_constraint "wb"):
1645 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1646 RS6000_CONSTRAINT_wb.
1647 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1648 (rs6000_init_hard_regno_mode_ok): Adjust.
1649 * config/rs6000/rs6000.md: Replace "wb" constraint by "v" with "p9v".
1650 * config/rs6000/vsx.md: Ditto.
1651 * doc/md.texi (Machine Constraints): Adjust.
1653 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1655 * config/rs6000/constraints.md (define_register_constraint "wo"):
1657 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1658 RS6000_CONSTRAINT_wo.
1659 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1660 (rs6000_init_hard_regno_mode_ok): Adjust.
1661 * config/rs6000/rs6000.md: Replace "wo" constraint by "wa" with "p9v".
1662 * config/rs6000/altivec.md: Ditto.
1663 * doc/md.texi (Machine Constraints): Adjust.
1665 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
1667 * config/darwin-c.c (darwin_register_objc_includes): Do not
1668 prepend the sysroot when building gnu-runtime header search
1671 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
1673 * config/darwin.c (darwin_file_end): Use switch_to_section ()
1674 instead of direct output of the asm.
1676 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
1678 * config/rs6000/rs6000.c (restore_saved_cr): Change a boolean
1679 argument to be type bool (was int before).
1680 (rs6000_emit_epilogue): Simplify some code. Declare some variables
1681 at first use. Use type bool for some variables. Fix a theoretical
1682 eh_return bug for svr4.
1684 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
1686 * config/rs6000/rs6000.md (isa): New attribute.
1687 (enabled): New attribute.
1689 2019-05-17 Max Filippov <jcmvbkbc@gmail.com>
1691 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Call
1692 assemble_start_function and assemble_end_function.
1694 2019-05-17 Thomas Schwinge <thomas@codesourcery.com>
1697 * omp-general.c (oacc_verify_routine_clauses): Change formal
1698 parameters. Add checking if already marked with an OpenACC
1699 'routine' directive. Adjust all users.
1702 * omp-general.c (oacc_build_routine_dims): Move some of its
1704 (oacc_verify_routine_clauses): ... this new function.
1705 * omp-general.h (oacc_verify_routine_clauses): New prototype.
1707 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
1709 * config/rs6000/rs6000.c (machopic_output_stub): Adjust the
1710 formating of picbase labels to match other ports.
1712 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
1714 * config/rs6000/rs6000.c (macho_branch_islands): Fix bad indent
1715 in the generated code.
1717 2019-05-16 Martin Sebor <msebor@redhat.com>
1719 * builtins.c (expand_builtin_atomic_always_lock_free): Quote
1720 identifiers, keywords, operators, and types in diagnostics. Correct
1721 quoting, spelling, and sentence capitalization issues.
1722 (expand_builtin_atomic_is_lock_free): Same.
1723 (fold_builtin_next_arg): Same.
1724 * cfgexpand.c (expand_one_var): Same.
1725 (tree_conflicts_with_clobbers_p): Same.
1726 (expand_asm_stmt): Same.
1727 (verify_loop_structure): Same.
1728 * cgraphunit.c (process_function_and_variable_attributes): Same.
1729 * collect-utils.c (collect_execute): Same.
1730 * collect2.c (maybe_run_lto_and_relink): Same.
1731 (is_lto_object_file): Same.
1732 (scan_prog_file): Same.
1733 * convert.c (convert_to_real_1): Same.
1734 * dwarf2out.c (dwarf2out_begin_prologue): Same.
1735 * except.c (verify_eh_tree): Same.
1736 * gcc.c (execute): Same.
1737 (eval_spec_function): Same.
1738 (run_attempt): Same.
1739 (driver::set_up_specs): Same.
1740 (compare_debug_auxbase_opt_spec_function): Same.
1741 * gcov-tool.c (unlink_gcda_file): Same.
1744 * gcse.c (gcse_or_cprop_is_too_expensive): Same.
1745 * gimplify.c (gimplify_asm_expr): Same.
1746 (gimplify_adjust_omp_clauses): Same.
1747 * hsa-gen.c (gen_hsa_addr_insns): Same.
1748 (gen_hsa_insns_for_load): Same.
1749 (gen_hsa_cmp_insn_from_gimple): Same.
1750 (gen_hsa_insns_for_operation_assignment): Same.
1751 (gen_get_level): Same.
1752 (gen_hsa_alloca): Same.
1753 (omp_simple_builtin::generate): Same.
1754 (gen_hsa_atomic_for_builtin): Same.
1755 (gen_hsa_insns_for_call): Same.
1756 * input.c (dump_location_info): Same.
1757 * ipa-devirt.c (compare_virtual_tables): Same.
1758 * ira.c (ira_setup_eliminable_regset): Same.
1759 * lra-assigns.c (lra_assign): Same.
1760 * lra-constraints.c (lra_constraints): Same.
1761 * lto-streamer-in.c (lto_input_mode_table): Same.
1762 * lto-wrapper.c (get_options_from_collect_gcc_options): Same.
1763 (merge_and_complain): Same.
1764 (compile_offload_image): Same.
1765 (compile_images_for_offload_targets): Same.
1766 (debug_objcopy): Same.
1769 * opts.c (print_specific_help): Same.
1770 (parse_no_sanitize_attribute): Same.
1772 (handle_param): Same.
1773 * plugin.c (add_new_plugin): Same.
1774 (parse_plugin_arg_opt): Same.
1775 (try_init_one_plugin): Same.
1776 * print-rtl.c (debug_bb_n_slim): Quote identifiers, keywords,
1777 operators, and types in diagnostics. Correct quoting and spelling
1779 * read-rtl-function.c (parse_edge_flag_token): Same.
1780 (function_reader::parse_enum_value): Same.
1781 * reg-stack.c (check_asm_stack_operands): Same.
1782 * regcprop.c (validate_value_data): Same.
1783 * sched-rgn.c (make_pass_sched_fusion): Same.
1784 * stmt.c (check_unique_operand_names): Same.
1785 * targhooks.c (default_target_option_pragma_parse): Same.
1786 * tlink.c (recompile_files): Same.
1787 * toplev.c (process_options): Same.
1789 * trans-mem.c (diagnose_tm_1): Same.
1790 (ipa_tm_scan_irr_block): Same.
1791 (ipa_tm_diagnose_transaction): Same.
1792 * tree-cfg.c (verify_address): Same. Use get_tree_code_name to
1793 format a tree code name in a diagnostic.
1794 (verify_types_in_gimple_min_lval): Same.
1795 (verify_types_in_gimple_reference): Same.
1796 (verify_gimple_call): Same.
1797 (verify_gimple_assign_unary): Same.
1798 (verify_gimple_assign_binary): Same.
1799 (verify_gimple_assign_ternary): Same.
1800 (verify_gimple_assign_single): Same.
1801 (verify_gimple_switch): Same.
1802 (verify_gimple_label): Same.
1803 (verify_gimple_phi): Same.
1804 (verify_gimple_in_seq): Same.
1805 (verify_eh_throw_stmt_node): Same.
1806 (collect_subblocks): Same.
1807 (gimple_verify_flow_info): Same.
1808 (do_warn_unused_result): Same.
1809 * tree-inline.c (expand_call_inline): Same.
1810 * tree-into-ssa.c (update_ssa): Same.
1811 * tree.c (tree_int_cst_elt_check_failed): Same.
1812 (tree_vec_elt_check_failed): Same.
1813 (omp_clause_operand_check_failed): Same.
1814 (verify_type_variant): Same.
1815 (verify_type): Same.
1816 * value-prof.c (verify_histograms): Same.
1817 * varasm.c (assemble_start_function): Same.
1819 2019-05-16 Martin Sebor <msebor@redhat.com>
1821 * config/i386/i386-expand.c (get_element_number): Quote keywords
1822 and other internal names in diagnostics. Adjust other diagnostic
1823 formatting issues noted by -Wformat-diag.
1824 * config/i386/i386-features.c
1825 (ix86_mangle_function_version_assembler_name): Same.
1826 * config/i386/i386-options.c (ix86_handle_abi_attribute): Same.
1827 * config/i386/i386.c (ix86_function_type_abi): Same.
1828 (ix86_function_ms_hook_prologue): Same.
1829 (classify_argument): Same.
1830 (ix86_expand_prologue): Same.
1831 (ix86_md_asm_adjust): Same.
1832 (ix86_memmodel_check): Same.
1834 2019-05-17 Dragan Mladjenovic <dmladjenovic@wavecomp.com>
1836 * config/mips/mips.c (mips_dwarf_frame_reg_mode): Replace
1837 TARGET_FLOAT64 with !TARGET_FLOAT32, thus handling both fp64
1840 2019-05-17 H.J. Lu <hongjiu.lu@intel.com>
1843 * config/i386/i386-expand.c (ix86_expand_builtin): Enable MMX
1844 intrinsics without SSE/SSE2/SSSE3.
1845 * config/i386/mmx.md (mmx_uavgv8qi3): Restore TARGET_3DNOW
1847 (*mmx_uavgv8qi3): Likewise.
1849 2019-05-17 Richard Biener <rguenther@suse.de>
1851 * gimple-pretty-print.c (dump_ternary_rhs): Handle dumping
1852 VEC_PERM_EXPR as __VEC_PERM with -gimple.
1854 2019-05-17 Andreas Krebbel <krebbel@linux.ibm.com>
1856 * config/s390/s390-builtins.def (s390_vec_sldw_*): Use the
1857 vec_sldw insn pattern.
1859 2019-05-17 Richard Biener <rguenther@suse.de>
1861 * ccmp.c (expand_ccmp_expr_1): Do not use gimple_assign_rhs_to_tree.
1863 2019-05-17 Martin Liska <mliska@suse.cz>
1866 * toplev.c (output_stack_usage): With LTO and sanitizer it
1867 happens that a global ctor (_GLOBAL__sub_I_00099_0_main)
1868 has no file location.
1870 2019-05-16 Jakub Jelinek <jakub@redhat.com>
1873 * tree-ssa-scopedtables.c (equal_mem_array_ref_p): Don't assert that
1874 sz0 is equal to sz1, instead return false in that case.
1876 * omp-low.c (lower_rec_input_clauses): If OMP_CLAUSE_IF
1877 has non-constant expression, force sctx.lane and use two
1878 argument IFN_GOMP_SIMD_LANE instead of single argument.
1879 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't DCE
1880 two argument IFN_GOMP_SIMD_LANE without lhs.
1881 * tree-vectorizer.h (struct _loop_vec_info): Add simd_if_cond
1883 (LOOP_VINFO_SIMD_IF_COND, LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND):
1885 (LOOP_REQUIRES_VERSIONING): Or in
1886 LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND.
1887 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize
1889 (vect_analyze_loop_2): Punt if LOOP_VINFO_SIMD_IF_COND is constant 0.
1890 * tree-vect-loop-manip.c (vect_loop_versioning): Add runtime check
1891 from simd if clause if needed.
1893 2019-05-16 Richard Biener <rguenther@suse.de>
1895 * tree-affine.c (expr_to_aff_combination): New function split
1897 (tree_to_aff_combination): ... here.
1898 (aff_combination_expand): Avoid building a GENERIC tree.
1900 2019-05-16 Max Filippov <jcmvbkbc@gmail.com>
1902 * cgraphunit.c (cgraph_node::expand_thunk): Remove
1903 assemble_start_function and assemble_end_function calls.
1904 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Call
1905 assemble_start_function and assemble_end_function.
1906 * config/arc/arc.c (arc_output_mi_thunk): Likewise.
1907 * config/arm/arm.c (arm_output_mi_thunk): Likewise.
1908 * config/bfin/bfin.c (bfin_output_mi_thunk): Likewise.
1909 * config/c6x/c6x.c (c6x_output_mi_thunk): Likewise.
1910 * config/cris/cris.c (cris_asm_output_mi_thunk): Likewise.
1911 * config/csky/csky.c (csky_output_mi_thunk): Likewise.
1912 * config/epiphany/epiphany.c (epiphany_output_mi_thunk): Likewise.
1913 * config/frv/frv.c (frv_asm_output_mi_thunk): Likewise.
1914 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
1915 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
1916 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
1917 * config/microblaze/microblaze.c (microblaze_asm_output_mi_thunk):
1919 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
1920 * config/mmix/mmix.c (mmix_asm_output_mi_thunk): Likewise.
1921 * config/mn10300/mn10300.c (mn10300_asm_output_mi_thunk): Likewise.
1922 * config/nds32/nds32.c (nds32_asm_output_mi_thunk): Likewise.
1923 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
1924 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
1925 * config/pa/pa.c (pa_asm_output_mi_thunk): Likewise.
1926 * config/riscv/riscv.c (riscv_output_mi_thunk): Likewise.
1927 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
1928 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
1929 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
1930 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1931 * config/spu/spu.c (spu_output_mi_thunk): Likewise.
1932 * config/stormy16/stormy16.c (xstormy16_asm_output_mi_thunk):
1934 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
1935 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
1936 * config/vax/vax.c (vax_output_mi_thunk): Likewise.
1938 2019-05-16 Jan Hubicka <hubicka@ucw.cz>
1940 * tree-ssa-alias.c (alias_stats): Add
1941 aliasing_component_refs_p_may_alias and
1942 aliasing_component_refs_p_no_alias.
1943 (dump_alias_stats): Print aliasing_component_refs_p stats.
1944 (aliasing_component_refs_p): Update stats.
1946 2019-05-16 Martin Liska <mliska@suse.cz>
1949 * multiple_target.c (expand_target_clones): Do not allow
1950 target_clones being used with a symbol that is an alias.
1952 2019-05-16 Vladislav Ivanishin <vlad@ispras.ru>
1954 PR tree-optimization/90394
1955 * tree-ssa-uninit.c (is_pred_expr_subset_of): Potentially give false
1956 positives rather than ICE for cases where (code2 == NE_EXPR
1957 && code1 == BIT_AND_EXPR).
1959 2019-05-16 Jakub Jelinek <jakub@redhat.com>
1962 * tree-core.h (struct tree_decl_common): Document
1963 decl_nonshareable_flag for PARM_DECLs.
1964 * tree.h (DECL_HIDDEN_STRING_LENGTH): Define.
1965 * calls.c (expand_call): Don't try tail call if caller
1966 has any DECL_HIDDEN_STRING_LENGTH PARM_DECLs that are or might be
1967 passed on the stack and callee needs to pass any arguments on the
1969 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
1970 else if instead of series of mutually exclusive ifs. Handle
1971 DECL_HIDDEN_STRING_LENGTH for PARM_DECLs.
1972 * tree-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
1974 * lto-streamer.h (LTO_major_version): Bump to 9.
1976 2019-05-16 Jun Ma <JunMa@linux.alibaba.com>
1978 PR tree-optimization/90106
1979 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds): Add
1980 new parameter as new internal function call, also move it to new
1982 (use_internal_fn): Pass internal function call to
1983 shrink_wrap_one_built_in_call_with_conds.
1985 2019-05-15 Jakub Jelinek <jakub@redhat.com>
1987 * omp-low.c (lower_rec_input_clauses): For if (0) or simdlen (1) set
1989 * omp-expand.c (expand_omp_simd): For if (0) or simdlen (1) clear
1990 safelen_int and set loop->dont_vectorize.
1992 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1995 * config/i386/i386-builtin.def: Enable MMX intrinsics with
1997 * config/i386/i386-builtins.c (ix86_init_mmx_sse_builtins):
1999 * config/i386/i386-expand.c (ix86_expand_builtin): Allow
2000 SSE/SSE2/SSSE3 to emulate MMX intrinsics with TARGET_MMX_WITH_SSE.
2001 * config/i386/mmintrin.h: Only require SSE2 if __MMX_WITH_SSE__
2004 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2007 * config/i386/mmx.md (*vec_dupv2sf): Changed to
2008 define_insn_and_split to support SSE emulation.
2009 (*vec_extractv2sf_0): Likewise.
2010 (*vec_extractv2sf_1): Likewise.
2011 (*vec_extractv2si_0): Likewise.
2012 (*vec_extractv2si_1): Likewise.
2013 (*vec_extractv2si_zext_mem): Likewise.
2014 (vec_setv2sf): Also allow TARGET_MMX_WITH_SSE.
2015 (vec_extractv2sf_1 splitter): Likewise.
2016 (vec_extractv2sfsf): Likewise.
2017 (vec_setv2si): Likewise.
2018 (vec_extractv2si_1 splitter): Likewise.
2019 (vec_extractv2sisi): Likewise.
2020 (vec_setv4hi): Likewise.
2021 (vec_extractv4hihi): Likewise.
2022 (vec_setv8qi): Likewise.
2023 (vec_extractv8qiqi): Likewise.
2024 (vec_extractv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
2025 TARGET_MMX_WITH_SSE ix86_expand_vector_extract.
2026 (vec_extractv2sisi): Likewise.
2027 (vec_extractv4hihi): Likewise.
2028 (vec_extractv8qiqi): Likewise.
2029 (vec_initv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
2030 TARGET_MMX_WITH_SSE to ix86_expand_vector_init.
2031 (vec_initv2sisi): Likewise.
2032 (vec_initv4hihi): Likewise.
2033 (vec_initv8qiqi): Likewise.
2034 (vec_setv2si): Also allow TARGET_MMX_WITH_SSE. Pass
2035 TARGET_MMX_WITH_SSE to ix86_expand_vector_set.
2036 (vec_setv4hi): Likewise.
2037 (vec_setv8qi): Likewise.
2039 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2042 * config/i386/mmx.md (MMXMODE:mov<mode>): Also allow
2043 TARGET_MMX_WITH_SSE.
2044 (MMXMODE:*mov<mode>_internal): Likewise.
2045 (MMXMODE:movmisalign<mode>): Likewise.
2047 2019-05-15 Uroš Bizjak <ubizjak@gmail.com>
2050 * config/i386/i386.md (*zero_extendsidi2): Add mmx_isa attribute.
2051 * config/i386/sse.md (sse2_cvtpi2pd): Ditto.
2052 (sse2_cvtpd2pi): Ditto.
2053 (sse2_cvttpd2pi): Ditto.
2054 (*vec_concatv2sf_sse4_1): Ditto.
2055 (*vec_concatv2sf_sse): Ditto.
2056 (*vec_concatv2si_sse4_1): Ditto.
2057 (*vec_concatv2si): Ditto.
2058 (*vec_concatv4si_0): Ditto.
2059 (*vec_concatv2di_0): Ditto.
2061 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2064 * config/i386/sse.md (abs<mode>2): Add SSE emulation.
2066 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2069 * config/i386/sse.md (ssse3_palignrdi): Changed to
2070 define_insn_and_split to support SSE emulation.
2072 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2075 * config/i386/sse.md (ssse3_psign<mode>3): Add SSE emulation.
2077 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2080 * config/i386/sse.md (ssse3_pshufbv8qi3): Changed to
2081 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
2084 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2087 * config/i386/sse.md (ssse3_pmulhrswv4hi3): Require TARGET_MMX
2088 or TARGET_MMX_WITH_SSE.
2089 (*ssse3_pmulhrswv4hi3): Add SSE emulation.
2091 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2094 * config/i386/sse.md (ssse3_pmaddubsw): Add SSE emulation.
2096 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2099 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>dv2si3):
2100 Changed to define_insn_and_split to support SSE emulation.
2102 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2105 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>wv4hi3):
2106 Changed to define_insn_and_split to support SSE emulation.
2108 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2111 * config/i386/mmx.md (mmx_<emms>): Renamed to ...
2112 (*mmx_<emms>): This.
2113 (mmx_<emms>): New expander.
2115 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2118 * config/i386/mmx.md (sse2_umulv1siv1di3): Add SSE emulation
2120 (*sse2_umulv1siv1di3): Add SSE2 emulation.
2122 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2125 * config/i386/mmx.md (sse_movntq): Add SSE2 emulation.
2127 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2130 * config/i386/mmx.md (mmx_psadbw): Add SSE emulation.
2132 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2135 * config/i386/mmx.md (mmx_uavgv4hi3): Also check TARGET_MMX and
2136 TARGET_MMX_WITH_SSE.
2137 (*mmx_uavgv4hi3): Add SSE emulation.
2139 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2142 * config/i386/mmx.md (mmx_uavgv8qi3): Also check TARGET_MMX
2143 and TARGET_MMX_WITH_SSE.
2144 (*mmx_uavgv8qi3): Add SSE emulation.
2146 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2149 * config/i386/xmmintrin.h: Emulate MMX maskmovq with SSE2
2150 maskmovdqu for __MMX_WITH_SSE__.
2152 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2155 * config/i386/mmx.md (mmx_umulv4hi3_highpart): Also check
2156 TARGET_MMX and TARGET_MMX_WITH_SSE.
2157 (*mmx_umulv4hi3_highpart): Add SSE emulation.
2159 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2162 * config/i386/mmx.md (mmx_pmovmskb): Changed to
2163 define_insn_and_split to support SSE emulation.
2165 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2168 * config/i386/mmx.md (mmx_<code>v4hi3): Also check TARGET_MMX
2169 and TARGET_MMX_WITH_SSE.
2170 (mmx_<code>v8qi3): Likewise.
2171 (smaxmin:<code>v4hi3): New.
2172 (umaxmin:<code>v8qi3): Likewise.
2173 (smaxmin:*mmx_<code>v4hi3): Add SSE emulation.
2174 (umaxmin:*mmx_<code>v8qi3): Likewise.
2176 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2179 * config/i386/mmx.md (mmx_pinsrw): Also check TARGET_MMX and
2180 TARGET_MMX_WITH_SSE.
2181 (*mmx_pinsrw): Add SSE emulation.
2183 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2186 * config/i386/mmx.md (mmx_pextrw): Add SSE emulation.
2188 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2191 * config/i386/sse.md (sse_cvtpi2ps): Changed to
2192 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
2195 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2198 * config/i386/sse.md (sse_cvtps2pi): Add SSE emulation.
2199 (sse_cvttps2pi): Likewise.
2201 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2204 * config/i386/mmx.md (mmx_pshufw): Also check TARGET_MMX and
2205 TARGET_MMX_WITH_SSE.
2206 (mmx_pshufw_1): Add SSE emulation.
2207 (*vec_dupv4hi): Changed to define_insn_and_split and also allow
2208 TARGET_MMX_WITH_SSE to support SSE emulation.
2210 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2213 * config/i386/constraints.md (Yw): New constraint.
2214 * config/i386/mmx.md (*vec_dupv2si): Changed to
2215 define_insn_and_split and also allow TARGET_MMX_WITH_SSE to
2216 support SSE emulation.
2218 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2221 * config/i386/mmx.md (mmx_eq<mode>3): Also allow
2222 TARGET_MMX_WITH_SSE.
2223 (*mmx_eq<mode>3): Also allow TARGET_MMX_WITH_SSE. Add SSE
2225 (mmx_gt<mode>3): Likewise.
2227 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2230 * config/i386/mmx.md (mmx_andnot<mode>3): Also allow
2231 TARGET_MMX_WITH_SSE. Add SSE support.
2233 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2236 * config/i386/mmx.md (any_logic:mmx_<code><mode>3): Also allow
2237 TARGET_MMX_WITH_SSE.
2238 (any_logic:<code><mode>3): New.
2239 (any_logic:*mmx_<code><mode>3): Also allow TARGET_MMX_WITH_SSE.
2242 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2245 * config/i386/mmx.md (mmx_ashr<mode>3): Also allow
2246 TARGET_MMX_WITH_SSE. Add SSE emulation.
2247 (mmx_<shift_insn><mode>3): Likewise.
2249 (<shift_insn><mode>3): Likewise.
2251 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2254 * config/i386/mmx.md (mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE.
2255 (*mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE. Add SSE support.
2257 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2260 * config/i386/mmx.md (mmx_smulv4hi3_highpart): Also allow
2261 TARGET_MMX_WITH_SSE.
2262 (*mmx_smulv4hi3_highpart): Also allow TARGET_MMX_WITH_SSE. Add
2265 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2268 * config/i386/mmx.md (mmx_mulv4hi3): Also allow
2269 TARGET_MMX_WITH_SSE.
2271 (*mmx_mulv4hi3): Also allow TARGET_MMX_WITH_SSE. Add SSE
2274 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2277 * config/i386/mmx.md (MMXMODEI8): Require TARGET_SSE2 for V1DI.
2278 (plusminus:mmx_<plusminus_insn><mode>3): Check
2279 TARGET_MMX_WITH_SSE.
2280 (sat_plusminus:mmx_<plusminus_insn><mode>3): Likewise.
2281 (<plusminus_insn><mode>3): New.
2282 (*mmx_<plusminus_insn><mode>3): Add SSE emulation.
2283 (*mmx_<plusminus_insn><mode>3): Likewise.
2285 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2288 * config/i386/i386-expand.c (ix86_split_mmx_punpck): New function.
2289 * config/i386/i386-protos.h (ix86_split_mmx_punpck): New
2291 * config/i386/mmx.m (mmx_punpckhbw): Changed to
2292 define_insn_and_split to support SSE emulation.
2293 (mmx_punpcklbw): Likewise.
2294 (mmx_punpckhwd): Likewise.
2295 (mmx_punpcklwd): Likewise.
2296 (mmx_punpckhdq): Likewise.
2297 (mmx_punpckldq): Likewise.
2299 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2300 Uros Bizjak <ubizjak@gmail.com>
2303 * config/i386/i386-expand.c (ix86_move_vector_high_sse_to_mmx):
2305 (ix86_split_mmx_pack): Likewise.
2306 * config/i386/i386-protos.h (ix86_move_vector_high_sse_to_mmx):
2308 (ix86_split_mmx_pack): Likewise.
2309 * config/i386/i386.md (mmx_isa): New.
2310 (enabled): Also check mmx_isa.
2311 * config/i386/mmx.md (any_s_truncate): New code iterator.
2312 (s_trunsuffix): New code attr.
2313 (mmx_packsswb): Removed.
2314 (mmx_packssdw): Likewise.
2315 (mmx_packuswb): Likewise.
2316 (mmx_pack<s_trunsuffix>swb): New define_insn_and_split to emulate
2317 MMX packsswb/packuswb with SSE2.
2318 (mmx_packssdw): Likewise.
2319 * config/i386/predicates.md (register_mmxmem_operand): New.
2321 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2324 * config/i386/i386-c.c (ix86_target_macros_internal): Define
2325 __MMX_WITH_SSE__ for TARGET_MMX_WITH_SSE.
2326 * config/i386/i386.c (ix86_set_reg_reg_cost): Add support for
2327 TARGET_MMX_WITH_SSE with VALID_MMX_REG_MODE.
2328 (ix86_vector_mode_supported_p): Likewise.
2329 * config/i386/i386.h (TARGET_MMX_WITH_SSE): New.
2331 2019-05-15 Martin Liska <mliska@suse.cz>
2334 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
2337 2019-05-15 Richard Biener <rguenther@suse.de>
2339 * tree-into-ssa.c (pass_build_ssa::execute): Run
2340 update_address_taken before going into SSA.
2342 2019-05-15 Richard Biener <rguenther@suse.de>
2344 * tree-pretty-print.c (dump_generic_node): Dump BIT_FIELD_REF
2345 as __BIT_FIELD_REF with type with -gimple.
2347 2019-05-15 Vladislav Ivanishin <vlad@ispras.ru>
2349 * tree-ssa-uninit.c (is_value_included_in): Remove is_unsigned and merge
2350 semantically equivalent branches (left over after prior refactorings).
2352 2019-05-15 Richard Biener <rguenther@suse.de>
2354 PR tree-optimization/88828
2355 * tree-ssa-forwprop.c (simplify_vector_constructor): Fix
2358 2019-05-14 Richard Biener <rguenther@suse.de>
2360 * tree-pretty-print.c (dump_generic_node): Dump VIEW_CONVERT_EXPR
2361 as __VIEW_CONVERT with -gimple.
2363 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
2366 * config/i386/darwin.h (CC1_SPEC): Report -mx32 as an error for
2369 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
2371 * config/rs6000/rs6000.md (eh_set_lr_<mode>): Merge with following
2372 define_split to become a define_insn_and_split.
2374 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
2376 * config/rs6000/rs6000-protos.h (rs6000_emit_epilogue): Change
2378 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Change arguments.
2379 * config/rs6000/rs6000.md (epilogue_type): New define_enum.
2380 (sibcall_epilogue): Adjust.
2383 2019-05-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2385 * config.gcc: Move *-*-solaris2.10* from obsolete configurations
2386 to unsupported ones.
2387 Simplify x86_64-*-solaris2.1[0-9]* to x86_64-*-solaris2*.
2388 * config.host: Likewise.
2389 * config/i386/sol2.h (ASM_COMMENT_START): Remove.
2390 * config/sparc/driver-sparc.c (host_detect_local_cpu) [__sun__ &&
2391 __svr4__]: Remove "brand" fallback.
2392 [!KSTAT_DATA_STRING]: Remove.
2393 * configure.ac (gcc_cv_ld_hidden): Simplify *-*-solaris2.1[0-9]*
2395 (comdat_group): Likewise.
2396 (set_have_as_tls): Likewise.
2397 (gcc_cv_target_dl_iterate_phdr): Likewise.
2398 (gcc_cv_as_shf_merge): Remove Solaris 10/x86 workaround.
2399 (gcc_cv_ld_aligned_shf_merge): Remove Solaris 10/SPARC workaround.
2400 * configure: Regenerate.
2401 * doc/install.texi: Simplify Solaris target triplets.
2402 (Specific, i?86-*-solaris2*): Remove Solaris 10 references.
2403 (Specific, *-*-solaris2*): Document Solaris 10 removal.
2404 Remove Solaris 10 references.
2405 Remove obsolete Solaris bug reference.
2406 (Specific, sparc-sun-solaris2.10): Remove.
2408 2019-05-14 Uroš Bizjak <ubizjak@gmail.com>
2410 * config/i386/i386.md (any_div): New code iterator.
2411 (paired_mod): New code attribute.
2412 (sgnprefix): Handle DIV and UDIV RTXes.
2414 (<u>divmod<mode>4): Macroize expander from divmod<mode>4
2415 and udivmod<mode>4 patterns using any_div code iterator.
2416 (divmod splitters): Macroize splitters using any_div code iterator.
2417 (*udivmodsi4_pow2_zext_1): Use exactl_log2 in insn condition.
2418 (*udivmodsi4_pow2_zext_2): Ditto.
2419 (*<u>divmod<mode>4_noext): Macroize insn from *divmod<mode>4_noext
2420 and *udivmod<mode>4_noext patterns using any_div code iterator.
2421 (*<u>divmod<mode>4_noext_zext_1): Macroize insn from
2422 *divmod<mode>4_noext_zext_1 and *udivmod<mode>4_noext_zext_1
2423 patterns using any_div code iterator.
2424 (*<u>divmod<mode>4_noext_zext_2): Macroize insn from
2425 *divmod<mode>4_noext_zext_2 and *udivmod<mode>4_noext_zext_2
2426 patterns using any_div code iterator.
2427 (<u>divmodhiqi3): Macroize insn from divmodhiqi3 and
2428 udivmodhiqi3 patterns using any_extend code iterator.
2430 2019-05-14 Richard Biener <rguenther@suse.de>
2431 H.J. Lu <hongjiu.lu@intel.com>
2433 PR tree-optimization/88828
2434 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
2435 permuting in a single non-constant element not extracted
2438 2019-05-14 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
2440 * internal-fn.def (SIGNBIT): New.
2441 * config/aarch64/aarch64-simd.md (signbitv2sf2): New expand
2443 (signbitv4sf2): Likewise.
2445 2019-05-14 Chenghua Xu <paul.hua.gm@gmail.com>
2448 * config/mips/mips.c (mips_split_move): Skip forward SRC into
2449 next insn when the SRC reg is dead.
2451 2019-05-14 Bin Cheng <bin.cheng@linux.alibaba.com>
2453 * gimple-ssa-strength-reduction.c (lookup_cand): Adjust index by 1.
2454 (alloc_cand_and_find_basis): Ditto.
2455 (backtrace_base_for_ref, create_mul_ssa_cand): Remove if-then-else.
2456 (create_mul_imm_cand, create_add_ssa_cand): Ditto.
2457 (create_add_imm_cand, slsr_process_cast): Ditto.
2458 (slsr_process_copy, replace_mult_candidate): Ditto.
2459 (replace_rhs_if_not_dup, replace_one_candidate): Ditto.
2460 (dump_cand_vec, analyze_candidates_and_replace): Skip NULL element.
2461 (pass_strength_reduction::execute): Init the first NULL element.
2463 2019-05-13 Nathan Sidwell <nathan@acm.org>
2465 * gcc.c (execute): Simplify cond-expr into if. Reformat comment.
2466 (run_attempt): Reformat line break.
2468 2019-05-13 David Edelsohn <dje.gcc@gmail.com>
2471 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Don't load EH
2472 data registers in sibcall epilogues.
2473 Don't add EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
2475 2019-05-13 Uroš Bizjak <ubizjak@gmail.com>
2478 * configure.ac (--enable-frame-pointer):
2479 Disable by default for cygwin and mingw.
2480 * configure: Regenerate.
2482 2019-05-13 Nathan Sidwell <nathan@acm.org>
2484 * dwarf2out.c (breakout_comdat_types): Move comment to correct
2486 (const_ok_for_output_1): Balance parens around #if/#else/#endif
2487 (gen_member_die): Move abstract origin check earlier. Only VARs
2488 can be static_inline_p. Simplify splicing control flow.
2490 2019-05-13 Richard Biener <rguenther@suse.de>
2492 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle
2494 (vect_build_slp_tree_1): Likewise.
2496 2019-05-13 Richard Biener <rguenther@suse.de>
2498 PR tree-optimization/90402
2499 * tree-if-conv.c (tree_if_conversion): Value number only
2500 the loop body by making the latch an exit of the region
2502 * tree-ssa-sccvn.c (process_bb): Add flag whether to skip
2504 (do_rpo_vn): Deal with multiple edges into the entry block
2505 that are not backedges inside the region by skipping PHIs
2508 2019-05-13 Richard Biener <rguenther@suse.de>
2510 PR tree-optimization/90316
2511 * tree-ssa-pre.c (insert_aux): Fold into ...
2512 (insert): ... this function. Use a RPO walk to reduce the
2513 number of required iterations.
2515 2019-05-13 Martin Liska <mliska@suse.cz>
2517 PR tree-optimization/90416
2518 * tree-vect-stmts.c (vect_check_load_store_mask): Concatenate
2519 string instead of passing the second part as va_arg argument.
2521 2019-05-13 Martin Liska <mliska@suse.cz>
2523 PR gcov-profile/90380
2524 * gcov.c (handle_cycle): Do not support zero cycle count,
2525 it should not be possible.
2526 (path_contains_zero_cycle_arc): New function.
2527 (circuit): Ignore zero cycle arc counts.
2529 2019-05-13 Martin Liska <mliska@suse.cz>
2531 PR gcov-profile/90380
2532 * gcov.c (enum loop_type): Remove the enum and
2534 (handle_cycle): Assert that we should not reach
2536 (circuit): Use loop_found instead of a tri-state loop_type.
2537 (get_cycles_count): Do not handle NEGATIVE_LOOP as it can't
2540 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
2543 * config/i386/i386.c (ix86_output_jmp_thunk_or_indirect): New.
2544 (ix86_output_indirect_branch_via_reg): Use output mechanism
2545 accounting for __USER_LABEL_PREFIX__.
2546 (ix86_output_indirect_branch_via_push): Likewise.
2547 (ix86_output_function_return): Likewise.
2548 (ix86_output_indirect_function_return): Likewise.
2550 2019-05-12 Richard Sandiford <richard.sandiford@arm.com>
2552 * doc/md.texi: Document use of code attributes in rtx patterns.
2553 * read-md.h (rtx_reader::rtx_alloc_for_name): New member function.
2554 * read-rtl.c (find_code): Split out search loops into...
2555 (maybe_find_code): ...this new function.
2556 (check_code_iterator): Make the error message more informative.
2557 (check_code_attribute): New function.
2558 (rtx_reader::rtx_alloc_for_name): Likewise.
2559 (rtx_reader::read_rtx_code): Use rtx_alloc_for_name.
2560 * config/aarch64/predicates.md (aarch64_smin, aarch64_umin): Delete.
2561 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Use
2562 <max_opp> directly as an rtx code instead of via a match_operator.
2563 * config/aarch64/aarch64-sve.md (aarch64_<su>abd<mode>_3): Likewise.
2564 (<su>abd<mode>_3): Update accordingly.
2566 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
2568 * config/rs6000/rs6000.c (debug_stack_info): When -mdebug=stack
2569 is given, print the state of the EH "save world" computation for
2572 2019-05-11 Jakub Jelinek <jakub@redhat.com>
2575 * config/aarch64/aarch64.c (aarch64_expand_epilogue): Don't add
2576 EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
2578 2019-05-11 Uroš Bizjak <ubizjak@gmail.com>
2580 * config/i386/i386.md (floatdi<X87MODEF:mode>2_i387_with_xmm):
2581 Use pinsrd for TARGET_SSE4_1.
2582 * config/i386/sse.md (movdi_to_sse): Ditto.
2584 2019-05-10 Richard Biener <rguenther@suse.de>
2586 * tree-ssa-sccvn.c (visit_reference_op_call): Initialize value-id.
2587 (do_rpo_vn): Initialize next_value_id.
2589 2019-05-10 Martin Liska <mliska@suse.cz>
2591 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
2594 2019-05-10 Jakub Jelinek <jakub@redhat.com>
2596 PR tree-optimization/90385
2597 * tree-parloops.c (try_create_reduction_list): Punt on non-SSA_NAME
2598 arguments of the exit phis.
2601 * tree-inline.h (struct copy_body_data): Add do_not_fold member.
2602 * tree-inline.c (remap_gimple_op_r): Avoid folding expressions if
2604 (copy_tree_body_r): Likewise.
2605 (copy_fn): Set id.do_not_fold to true.
2607 2019-05-10 Martin Liska <mliska@suse.cz>
2609 * config/i386/i386-expand.c (ix86_expand_floorceildf_32):
2610 Reapply changes from r269790.
2612 2019-05-10 Martin Liska <mliska@suse.cz>
2615 * doc/invoke.texi: New params.
2616 * params.def (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SIZE): New.
2617 (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SPEED): Likewise.
2618 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
2620 * tree-switch-conversion.h (struct jump_table_cluster):
2623 2019-05-09 Segher Boessenkool <segher@kernel.crashing.org>
2625 * combine.c (combine_simplify_rtx): Don't make IF_THEN_ELSE RTL.
2627 2019-05-09 Bill Schmidt <wschmidt@linux.ibm.com>
2629 * doc/loop.texi: Remove reference to FOR_EACH_LOOP_BREAK.
2631 2019-05-09 Alexander Monakov <amonakov@ispras.ru>
2633 PR rtl-optimization/88879
2634 * sel-sched.c (sel_target_adjust_priority): Remove assert.
2636 2019-05-09 Richard Earnshaw <rearnsha@arm.com>
2639 * config/arm/arm.c (callee_saved_reg_p): Move before
2640 thumb_find_work_register.
2641 (thumb1_prologue_unused_call_clobbered_lo_regs): Move before
2642 thumb_find_work_register. Only call df_get_live_out once.
2643 (thumb1_epilogue_unused_call_clobbered_lo_regs): Likewise.
2644 (thumb_find_work_register): Use
2645 thumb1_prologue_unused_call_clobbered_lo_regs instead of ad hoc
2646 algorithms to locate a spare call clobbered reg.
2648 2019-05-09 Martin Liska <mliska@suse.cz>
2650 * gimple-pretty-print.c (dump_binary_rhs): Dump MIN_EXPR
2651 and MAX_EXPR in GIMPLE FE format.
2653 2019-05-09 Martin Liska <mliska@suse.cz>
2655 * tree-cfg.c (dump_function_to_file): Dump entry BB count.
2656 * gimple-pretty-print.c (dump_gimple_bb_header):
2658 (pp_cfg_jump): Dump edge probability.
2659 * profile-count.c (profile_quality_as_string): Simplify
2660 with a static array.
2661 (parse_profile_quality): New function.
2662 (profile_count::dump): Simplify with a static array.
2663 (profile_count::from_gcov_type): Add new argument.
2664 * profile-count.h (parse_profile_quality): Likewise.
2665 * predict.h (set_hot_bb_threshold): New.
2666 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
2668 * predict.c (get_hot_bb_threshold): Set from the new param.
2669 (set_hot_bb_threshold): New.
2671 2019-05-09 Richard Biener <rguenther@suse.de>
2673 PR tree-optimization/90395
2674 * tree-ssa-forwprop.c (pass_forwprop::execute): Do not
2675 rewrite vector stores that throw internally.
2677 2019-05-09 Thomas Schwinge <thomas@codesourcery.com>
2679 * cif-code.def (CHKP): Remove.
2682 * configure.ac (--enable-frame-pointer): Disable by default for
2684 * configure: Regenerate.
2686 2019-05-09 Alan Modra <amodra@gmail.com>
2689 * config/rs6000/rs6000.h (enum reg_class, REG_CLASS_NAMES),
2690 (REG_CLASS_CONTENTS): Add GEN_OR_VSX_REGS class.
2691 * config/rs6000/rs6000.c (rs6000_register_move_cost): Correct
2692 cost for general <-> vsx when direct moves are available.
2693 Cost union classes at minimal cost for any reg in the class.
2694 Correct calculation for moves between vsx, float, and altivec.
2695 Don't return a low cost for moves between special regs. Don't
2696 use hard coded register numbers.
2697 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): Define.
2698 (rs6000_ira_change_pseudo_allocno_class): New function.
2699 * config/rs6000/rs6000.md (movsi_internal1, mov<mode>_internal),
2700 (movdi_internal32, movdi_internal64): Remove '*' from vsx register
2702 (movsi_internal1): Don't disparage vector alternatives.
2703 (mov<mode>_internal): Likewise, excepting alternative that
2705 * config/rs6000/vsx.md (vsx_splat_<mode>_reg): Don't disparage
2706 we <- b alternative.
2708 2019-05-08 Jakub Jelinek <jakub@redhat.com>
2711 PR tree-optimization/89060
2712 * tree-ssa-live.h (live_vars_map): New typedef.
2713 (compute_live_vars, live_vars_at_stmt, destroy_live_vars): Declare.
2714 * tree-ssa-live.c: Include gimple-walk.h and cfganal.h.
2715 (struct compute_live_vars_data): New type.
2716 (compute_live_vars_visit, compute_live_vars_1, compute_live_vars,
2717 live_vars_at_stmt, destroy_live_vars): New functions.
2718 * tree-tailcall.c: Include tree-ssa-live.h.
2719 (live_vars, live_vars_vec): New global variables.
2720 (find_tail_calls): Perform variable life analysis before punting.
2721 (tree_optimize_tail_calls_1): Clean up live_vars and live_vars_vec.
2722 * tree-inline.h (struct copy_body_data): Add eh_landing_pad_dest
2724 * tree-inline.c (add_clobbers_to_eh_landing_pad): Remove BB argument.
2725 Perform variable life analysis to select variables that really need
2727 (copy_edges_for_bb): Don't call add_clobbers_to_eh_landing_pad here,
2728 instead set id->eh_landing_pad_dest and assert it is the same.
2729 (copy_cfg_body): Call it here if id->eh_landing_pad_dest is non-NULL.
2731 2019-05-08 Mihail Ionescu <mihail.ionescu@arm.com>
2732 Richard Earnshaw <rearnsha@arm.com>
2735 * config/arm/arm.c (thumb1_prologue_unused_call_clobbered_lo_regs): New
2737 (thumb1_epilogue_unused_call_clobbered_lo_regs): New function.
2738 (thumb1_compute_save_core_reg_mask): Don't force a spare work
2739 register if both the epilogue and prologue can use call-clobbered
2741 (thumb1_unexpanded_epilogue): Use
2742 thumb1_epilogue_unused_call_clobbered_lo_regs. Reverse the logic for
2743 picking temporaries for restoring high regs to match that of the
2744 prologue where possible.
2745 (thumb1_expand_prologue): Add any usable call-clobbered low registers to
2746 the list of work registers. Detect if the return address is still live
2747 at the end of the prologue and avoid using it for a work register if so.
2748 If the return address is not live, add LR to the list of pushable regs
2749 after the first pass.
2751 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
2753 PR tree-optimization/90078
2754 * tree-ssa-loop-ivopts.c (inttypes.h): Include new header file.
2755 (INFTY): Increase the value for infinite cost.
2756 (struct comp_cost): Promote type of members to int64_t.
2757 (infinite_cost): Don't set complexity in initialization.
2758 (comp_cost::operator +,-,+=,-+,/=,*=): Assert when cost computation
2759 overflows to infinite_cost.
2760 (adjust_setup_cost): Promote type of parameter and cost computation
2762 (struct ainc_cost_data, struct iv_ca): Promote type of member to
2764 (get_scaled_computation_cost_at, determine_iv_cost): Promote type of
2765 cost computation to int64_t.
2766 (determine_group_iv_costs, iv_ca_dump, find_optimal_iv_set): Use
2767 int64_t's format specifier in dump.
2769 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
2771 PR tree-optimization/90240
2772 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Scale cost
2773 with respect to scaling factor pre-computed for each basic block.
2774 (try_improve_iv_set): Return bool if best_cost equals to iv_ca cost.
2775 (find_optimal_iv_set_1): Free iv_ca set if it has infinite_cost.
2776 (COST_SCALING_FACTOR_BOUND, determine_scaling_factor): New.
2777 (tree_ssa_iv_optimize_loop): Call determine_scaling_factor. Extend
2778 live range for array of loop's basic blocks. Cleanup aux field of
2779 loop's basic blocks.
2781 2019-05-08 Jakub Jelinek <jakub@redhat.com>
2783 PR tree-optimization/90356
2784 * match.pd ((X +/- 0.0) +/- 0.0): Optimize into X +/- 0.0 if possible.
2786 2019-05-07 Wei Xiao <wei3.xiao@intel.com>
2788 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512BF16_SET
2789 OPTION_MASK_ISA_AVX512BF16_UNSET, OPTION_MASK_ISA2_AVX512BW_UNSET): New.
2790 (OPTION_MASK_ISA2_AVX512F_UNSET): Add OPTION_MASK_ISA_AVX512BF16_UNSET.
2791 (ix86_handle_option): Handle -mavx512bf16.
2792 * config.gcc: Add avx512bf16vlintrin.h and avx512bf16intrin.h
2794 * config/i386/avx512bf16vlintrin.h: New.
2795 * config/i386/avx512bf16intrin.h: New.
2796 * config/i386/cpuid.h (bit_AVX512BF16): New.
2797 * config/i386/driver-i386.c (host_detect_local_cpu): Detect BF16.
2798 * config/i386/i386-builtin-types.def: Add new types.
2799 * config/i386/i386-builtin.def: Add new builtins.
2800 * config/i386/i386-c.c (ix86_target_macros_internal): Define
2802 * config/i386/i386-option.c (ix86_target_string): Add -mavx512bf16.
2803 (ix86_option_override_internal): Handle BF16.
2804 (ix86_valid_target_attribute_inner_p): Ditto.
2805 * config/i386/i386-expand.c (ix86_expand_args_builtin): Ditto.
2806 * config/i386/i386-builtin.c (enum processor_features): Add
2808 (static const _isa_names_table isa_names_table): Ditto.
2809 * config/i386/i386.h (TARGET_AVX512BF16, TARGET_AVX512BF16_P): New.
2810 (PTA_AVX512BF16): Ditto.
2811 * config/i386/i386.opt: Add -mavx512bf16.
2812 * config/i386/immintrin.h: Include avx512bf16intrin.h
2813 and avx512bf16vlintrin.h.
2814 * config/i386/sse.md (avx512f_cvtne2ps2bf16_<mode><mask_name>,
2815 avx512f_cvtneps2bf16_<mode><mask_name>,
2816 avx512f_dpbf16ps_<mode><mask_half_name>): New define_insn patterns.
2817 * config/i386/subst.md (mask_half): Add new subst.
2818 * doc/invoke.texi: Document -mavx512bf16.
2820 2019-05-07 Segher Boessenkool <segher@kernel.crashing.org>
2822 * config/rs6000/rs6000-protos.h (rs6000_legitimize_reload_address_ptr):
2824 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Delete.
2825 (rs6000_debug_legitimize_reload_address): Delete.
2826 (rs6000_legitimize_reload_address_ptr): Delete.
2827 (rs6000_option_override_internal): Adjust.
2828 (mem_operand_gpr): Adjust comment.
2829 (legitimate_lo_sum_address_p): Ditto.
2830 (rs6000_legitimize_reload_address): Delete.
2831 (rs6000_debug_legitimize_reload_address): Delete.
2832 * config/rs6000/rs6000.h (LEGITIMIZE_RELOAD_ADDRESS): Delete.
2834 2019-05-07 Kelvin Nilsen <kelvin@gcc.gnu.org>
2837 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2838 In handling of ALTIVEC_BUILTIN_VEC_INSERT, use modular arithmetic
2839 to compute vector element selector for both constant and variable
2842 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
2844 * config/i386/i386.md (cvt_mnemonic): New mode attribute.
2845 (ashr<mode>3_cvt): Merge insn pattern from ashrsi3_cvt and
2846 ashrdi3_cvt using SWI48 mode iterator.
2848 2019-05-07 Alejandro Martinez <alejandro.martinezvicente@arm.com>
2850 * config/aarch64/aarch64-sve.md (<su>abd<mode>_3): New define_expand.
2851 (aarch64_<su>abd<mode>_3): Likewise.
2852 (*aarch64_<su>abd<mode>_3): New define_insn.
2853 (<sur>sad<vsi2qi>): New define_expand.
2854 * config/aarch64/iterators.md: Added MAX_OPP attribute.
2855 * tree-vect-loop.c (use_mask_by_cond_expr_p): Add SAD_EXPR.
2856 (build_vect_cond_expr): Likewise.
2858 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
2860 * cfgexpand.c (asm_clobber_reg_is_valid): Reject
2861 clobbers outside of accessible_reg_set.
2862 * config/i386/i386.c (ix86_conditional_register_usage):
2863 Disable register sets by clearing corresponding bits in
2864 accessible_reg_set. Do not set corresponding bits in fixed_regs,
2865 call_used_regs and don't clear corresponding reg_names array members.
2867 2019-05-07 Richard Biener <rguenther@suse.de>
2869 * tree-vect-stmts.c (vect_is_simple_cond): When vectype is
2870 not specified still compute a comp_vectype for invariant
2873 2019-05-07 Richard Biener <rguenther@suse.de>
2875 PR tree-optimization/90316
2876 * tree-ssa-pre.c (translate_vuse_through_block): When
2877 same_valid is NULL do not bother to search for a virtual
2879 (phi_translate_1): When operands changed we cannot keep
2880 the same value-number so do not bother to ask whether
2881 that's possible from translate_vuse_through_block.
2883 2019-05-07 Martin Liska <mliska@suse.cz>
2885 * bitmap.c (bitmap_register): Come up with
2886 alloc_descriptor_max_uid and assign it for
2888 (register_overhead): Use get_descriptor as
2890 (release_overhead): New.
2891 (bitmap_elem_to_freelist): Call it.
2892 (bitmap_elt_clear_from): Likewise.
2893 (bitmap_obstack_free): Likewise.
2894 (bitmap_move): Sensitively release memory.
2895 * bitmap.h (struct GTY): Add alloc_descriptor and padding.
2896 (bitmap_initialize): Initialize alloc_descriptor to zero.
2897 * tree-ssa-pre.c (do_hoist_insertion): Use bitmap_move.
2899 2019-05-07 Richard Biener <rguenther@suse.de>
2901 * tree-vect-slp.c (vect_build_slp_tree_2): Bump size whenever
2902 we build a SLP node. Remove max_size and limiting.
2903 (vect_analyze_slp_instance): Record and dump size of the SLP graph.
2905 2019-05-07 Richard Biener <rguenther@suse.de>
2907 PR tree-optimization/90316
2908 * tree-ssa-alias.h (get_continuation_for_phi): Take walking
2910 (walk_non_aliased_vuses): Take walking limit argument.
2911 * tree-ssa-alias.c (maybe_skip_until): Take limit and abort
2912 walking if it is reached instead of just counting.
2913 (get_continuation_for_phi): Likewise.
2914 (walk_non_aliased_vuses): Likewise, instead of leaving counter
2915 limiting to the callback.
2916 * tree-ssa-sccvn.c (vn_reference_lookup_2): Adjust.
2917 (vn_reference_lookup_3): Likewise.
2918 (vn_reference_lookup_pieces): Likewise.
2919 (vn_reference_lookup): Likewise.
2920 * tree-ssa-pre.c (translate_vuse_through_block): Limit walking.
2921 * tree-ssa-scopedtables.c (vuse_eq): Adjust.
2922 (avail_exprs_stack::lookup_avail_expr): Likewise.
2924 2019-05-07 Jan Hubicka <hubicka@ucw.cz>
2926 * tree-ssa-alias.c (aliasing_component_refs_p): Continue looking
2927 for comparaible types in the second direction even if first one
2928 hits incomparable type.
2930 2019-05-07 Richard Biener <rguenther@suse.de>
2933 * lto-wrapper.c (debug_objcopy): Use the original filename
2934 including archive offset for the filename used for -save-temps.
2936 2019-05-07 Li Jia He <helijia@linux.ibm.com>
2938 * tree-ssa-phiopt.c (two_value_replacement): Fix a typo in parameter
2941 2019-05-06 H.J. Lu <hongjiu.lu@intel.com>
2942 Hongtao Liu <hongtao.liu@intel.com>
2946 * config/i386/i386-expand.c (ix86_expand_sse_comi_round):
2947 Modified, original implementation isn't correct.
2949 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
2951 * config/rs6000/rs6000.md (FIRST_ALTIVEC_REGNO, LAST_ALTIVEC_REGNO)
2952 (LR_REGNO, CTR_REGNO, CA_REGNO, ARG_POINTER_REGNUM, CR0_REGNO)
2953 (CR1_REGNO, CR2_REGNO, CR3_REGNO, CR4_REGNO, CR5_REGNO, CR6_REGNO)
2954 (CR7_REGNO, MAX_CR_REGNO, VRSAVE_REGNO, VSCR_REGNO)
2955 (FRAME_POINTER_REGNUM): Change numbering.
2956 * config/rs6000/rs6000.c (rs6000_reg_names): Adjust.
2957 (alt_reg_names): Adjust.
2958 (rs6000_conditional_register_usage): Don't mark hard register 64 as
2960 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
2961 (DWARF_FRAME_REGISTERS): Delete.
2962 (DWARF2_FRAME_REG_OUT): Fix whitespace.
2963 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
2965 (REG_ALLOC_ORDER): Adjust.
2966 (FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM): Adjust.
2967 (REG_CLASS_CONTENTS): Adjust.
2968 (RETURN_ADDR_RTX): Change comment.
2969 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use ARG_POINTER_REGNUM
2971 (REGISTER_NAMES): Adjust.
2972 (ADDITIONAL_REGISTER_NAMES): Adjust.
2973 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
2975 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
2977 * config/rs6000/rs6000.md (TFHAR_REGNO, TFIAR_REGNO, TEXASR_REGNO):
2979 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
2980 (DWARF_FRAME_REGISTERS): Adjust.
2981 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
2983 (REG_ALLOC_ORDER): Adjust.
2984 (enum reg_class): Delete SPR_REGS.
2985 (REG_CLASS_NAMES): Delete SPR_REGS.
2986 (REG_CLASS_CONTENTS): Delete SPR_REGS. Adjust for deleted TM regs.
2987 (REGISTER_NAMES): Adjust.
2988 (ADDITIONAL_REGISTER_NAMES): Adjust.
2989 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
2990 * config/rs6000/htm.md (htm_mfspr_<mode>, htm_mtspr_<mode>): Adjust.
2991 * config/rs6000/predicates.md (htm_spr_reg_operand): Delete.
2992 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Adjust.
2993 (htm_spr_regno): Delete.
2994 (htm_expand_builtin): Adjust: the HTM builtins now have one fewer
2996 (rs6000_dbx_register_number): Adjust.
2998 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3000 * config/rs6000/rs6000.h (PRE_GCC3_DWARF_FRAME_REGISTERS): Delete.
3002 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3004 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Handle
3005 FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM, and 64 (which was MQ).
3007 2019-05-06 Jakub Jelinek <jakub@redhat.com>
3009 PR tree-optimization/88709
3010 PR tree-optimization/90271
3011 * params.def (PARAM_STORE_MERGING_MAX_SIZE): New parameter.
3012 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Handle
3013 non-clobber CONSTRUCTORs with no elts. Remove useless tmp_int
3015 (imm_store_chain_info::coalesce_immediate_stores): Punt if the size
3016 of the store merging group is larger than
3017 PARAM_STORE_MERGING_MAX_SIZE parameter.
3018 (split_group): Add bzero_first argument. If set, always emit first
3019 the first store which must be = {} of the whole area and then for the
3020 rest of the stores consider all zero bytes as paddings.
3021 (imm_store_chain_info::output_merged_store): Check if first store
3022 is = {} of the whole area and if yes, determine which setting of
3023 bzero_first for split_group gives smaller number of stores. Adjust
3024 split_group callers.
3025 (lhs_valid_for_store_merging_p): Allow decls.
3026 (rhs_valid_for_store_merging_p): Allow non-clobber CONTRUCTORs with
3028 (pass_store_merging::process_store): Likewise.
3030 2019-05-06 Kelvin Nilsen <kelvin@gcc.gnu.org>
3033 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
3034 handling of V1TImode.
3036 2019-05-06 Uroš Bizjak <ubizjak@gmail.com>
3039 * config.gcc (i[34567]86-*-*, x86_64-*-*): Move tests for enable_cld
3040 and enable_frame_pointer ...
3041 * configure.ac: ... here. Update help strings for
3042 --enable-frame-pointer.
3043 * configure: Regenerate.
3044 * config/i386/i386-options.c (ix86_option_override_internal): Remove
3045 USE_X86_64_FRAME_POINTER define, use USE_IX86_FRAME_POINTER instead.
3046 * config/i386/sol2.h (USE_IX86_FRAME_POINTER): Remove.
3047 (USE_X86_64_FRAME_POINTER): Ditto.
3049 2019-05-06 Martin Liska <mliska@suse.cz>
3051 * config.gcc: Append to target_gtfiles and fix indentation.
3053 2019-05-06 Richard Biener <rguenther@suse.de>
3055 PR tree-optimization/90358
3056 * tree-vect-stmts.c (get_group_load_store_type): Properly
3057 detect unused upper half of load.
3058 (vectorizable_load): Likewise.
3060 2019-05-06 Richard Biener <rguenther@suse.de>
3062 PR tree-optimization/88828
3063 * tree-ssa-forwprop.c (get_bit_field_ref_def): Split out from...
3064 (simplify_vector_constructor): ...here. Handle constants in
3067 2019-05-06 Richard Biener <rguenther@suse.de>
3069 PR tree-optimization/90328
3070 * tree-data-ref.h (dr_may_alias_p): Pass in the actual loop nest.
3071 * tree-data-ref.c (dr_may_alias_p): Check whether the clique
3072 is valid in the loop nest before using it.
3073 (initialize_data_dependence_relation): Adjust.
3074 * graphite-scop-detection.c (build_alias_set): Pass the SCOP enclosing
3075 loop as loop-nest to dr_may_alias_p.
3077 2019-05-06 Richard Biener <rguenther@suse.de>
3079 * dwarf2out.c (mem_loc_descriptor): Initialize int_mode.
3081 2019-05-06 Richard Biener <rguenther@suse.de>
3083 PR tree-optimization/90316
3084 * tree-ssa-alias.c (maybe_skip_until): Pass in target BB,
3085 compute target on demand.
3086 (get_continuation_for_phi): Remove code walking stmts to
3087 get to a target virtual operand which could end up being
3090 2019-05-06 Martin Liska <mliska@suse.cz>
3093 * config/i386/i386-options.c (ix86_option_override_internal): Error only
3094 when -mabi is selected to a non-default version.
3096 2019-05-06 Hrishikesh Kulkarni <hrishikeshparag@gmail.com>
3097 Martin Liska <mliska@suse.cz>
3099 * Makefile.in: Add lto-dump.texi.
3100 * cgraph.h: Add new functions get_visibility_string and
3101 get_symtab_type_string.
3102 * doc/gcc.texi: Include lto-dump section.
3103 * doc/lto-dump.texi: New file.
3104 * dumpfile.c (dump_switch_p_1): Use parse_dump_option.
3105 (parse_dump_option): Factor out this function.
3106 * dumpfile.h (enum dump_flag): Add new value TDF_ERROR.
3107 (parse_dump_option): Export the function.
3108 * symtab.c (symtab_node::get_visibility_string): New function.
3109 (symtab_node::get_symtab_type_string): Likewise.
3111 2019-05-06 Martin Liska <mliska@suse.cz>
3113 * config/i386/i386-builtins.c: New file.
3114 * config/i386/i386-builtins.h: New file.
3115 * config/i386/i386-expand.c: New file.
3116 * config/i386/i386-expand.h: New file.
3117 * config/i386/i386-features.c: New file.
3118 * config/i386/i386-features.h: New file.
3119 * config/i386/i386-options.c: New file.
3120 * config/i386/i386-options.h: New file.
3121 * config.gcc: Add new files into extra_objs and
3123 * config/i386/i386.c: Split content of the file
3124 into newly introduced files.
3125 * config/i386/i386.h: Declare common variables
3127 * config/i386/t-i386: Define dependencies for new files.
3129 2019-05-03 Richard Earnshaw <rearnsha@arm.com>
3132 * config/arm/arm.md (unaligned_loadsi): Add variant for thumb1.
3133 Restrict 'all' variant to 32-bit configurations.
3134 (unaligned_loadhiu): Likewise.
3135 (unaligned_storehi): Likewise.
3136 (unaligned_storesi): Likewise.
3137 (unaligned_loadhis): Disable when compiling for thumb1.
3139 2019-05-03 Marc Glisse <marc.glisse@inria.fr>
3141 PR tree-optimization/90269
3142 * tree-loop-distribution.c (find_seed_stmts_for_distribution):
3145 2019-05-03 Martin Liska <mliska@suse.cz>
3147 * hash-map.h: Add is_empty function.
3148 * hash-set.h: Likewise.
3149 * hash-table.h: Likewise.
3150 * dwarf2out.c (dwarf2out_finish): Use is_empty instead of
3151 elements () == 0 (and similar usages).
3152 * gimple-ssa-store-merging.c (pass_store_merging::terminate_and_process_all_chains): Likewise.
3153 * gimplify.c (gimplify_bind_expr): Likewise.
3154 (gimplify_switch_expr): Likewise.
3155 * hash-map-tests.c (test_map_of_strings_to_int): Likewise.
3156 * ipa-icf.c (sem_item_optimizer::remove_symtab_node): Likewise.
3157 * postreload-gcse.c (dump_hash_table): Likewise.
3158 (gcse_after_reload_main): Likewise.
3159 * predict.c (combine_predictions_for_bb): Likewise.
3160 * tree-parloops.c (reduction_phi): Likewise.
3161 (separate_decls_in_region): Likewise.
3162 (transform_to_exit_first_loop): Likewise.
3163 (gen_parallel_loop): Likewise.
3164 (gather_scalar_reductions): Likewise.
3165 (try_create_reduction_list): Likewise.
3166 * var-tracking.c (dump_vars): Likewise.
3167 (emit_notes_for_changes): Likewise.
3168 (vt_emit_notes): Likewise.
3170 2019-05-03 Richard Biener <rguenther@suse.de>
3172 PR tree-optimization/90316
3173 * tree-ssa-pre.c (pass_pre::execute): Re-compute DOM fast queries
3176 2019-05-03 Richard Biener <rguenther@suse.de>
3178 * tree-vect-stmts.c (get_group_load_store_type): Avoid
3179 peeling for gaps by loading only lower halves of vectors
3181 (vectorizable_load): Likewise.
3183 2019-05-03 Richard Biener <rguenther@suse.de>
3186 * match.pd: Add pattern to optimize (A / B) * B + (A % B) to A.
3188 2019-05-03 Richard Biener <rguenther@suse.de>
3191 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)):
3192 Handle STRING_CST vs DECL or STRING_CST.
3194 2019-05-03 Richard Biener <rguenther@suse.de>
3196 PR tree-optimization/88963
3197 * tree-ssa-forwprop.c (pass_forwprop::execute): Rewrite
3198 vector loads feeding only BIT_FIELD_REFs to component
3199 loads. Rewrite stores fed by CONSTRUCTORs to component
3202 2019-05-03 Jakub Jelinek <jakub@redhat.com>
3204 * opts.h (finish_options): Remove lang_mask argument.
3205 (print_help, help_option_argument): Declare.
3206 * opts.c (print_help): Remove forward declaration, no longer static.
3207 (finish_options): Remove lang_mask argument, don't call print_help
3209 * opts-global.c (decode_options): Adjust finish_option caller, call
3212 PR tree-optimization/90303
3213 * ipa-devirt.c (obj_type_ref_class, get_odr_type): Don't use
3214 TYPE_CANONICAL for TYPE_STRUCTURAL_EQUALITY_P types in !in_lto_p mode.
3216 2019-05-03 Richard Biener <rguenther@suse.de>
3218 PR tree-optimization/89698
3219 * gimple-fold.c (canonicalize_constructor_val): Early out
3220 for constants, handle unfolded INTEGER_CSTs as they appear in
3221 C++ virtual table ctors.
3223 2019-05-03 Richard Biener <rguenther@suse.de>
3225 * passes.c (execute_function_todo): Remove dead code.
3227 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
3229 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Do not use
3230 the internal register number, for any "real" register.
3232 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
3234 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Return the
3235 correct numbers for TFHAR, TFIAR, TEXASR.
3237 2019-05-02 Richard Biener <rguenther@suse.de>
3239 PR tree-optimization/89653
3240 * tree-ssa-loop.c (pass_data_tree_loop_init): Execute
3241 update-address-taken before the pass.
3242 * passes.def (pass_tree_loop_init): Put comment before it.
3244 2019-05-02 Richard Biener <rguenther@suse.de>
3246 PR tree-optimization/89509
3247 * tree-ssa-structalias.c (compute_dependence_clique): Look
3248 at the first subvar when determining whether it is restrict.
3250 2019-05-02 Richard Biener <rguenther@suse.de>
3252 PR tree-optimization/90273
3253 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Eliminate
3254 useless debug stmts.
3256 2019-05-02 Alejandro Martinez <alejandro.martinezvicente@arm.com>
3258 * config/aarch64/aarch64-sve.md (<sur>dot_prod<vsi2qi>): Taken from SVE
3260 * config/aarch64/iterators.md: Copied Vetype_fourth, VSI2QI and vsi2qi from
3262 * tree-vect-loop.c (use_mask_by_cond_expr_p): New function to check if a
3263 VEC_COND_EXPR be inserted to emulate a conditional internal function.
3264 (build_vect_cond_expr): Emit the VEC_COND_EXPR.
3265 (vectorizable_reduction): Use the functions above to vectorize in a
3266 fully masked loop codes that don't have a conditional internal
3269 2019-05-02 Martin Liska <mliska@suse.cz>
3271 * cgraphclones.c: Call valid_attribute_p with 1 for
3273 * config/i386/i386-c.c (ix86_pragma_target_parse): Use 0 as
3274 it's for target attribute.
3275 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
3276 Add new boolean argument.
3277 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
3279 (ix86_valid_target_attribute_tree): Pass target_clone_attr
3280 to ix86_valid_target_attribute_inner_p.
3281 (ix86_valid_target_attribute_p): Pass flags argument to
3282 ix86_valid_target_attribute_inner_p.
3283 (get_builtin_code_for_version): Use 0 as it's target attribute.
3285 2019-05-02 Martin Liska <mliska@suse.cz>
3287 * gcc.c (process_command): Add dummy file only
3289 * opts-global.c (decode_options): Pass lang_mask.
3290 * opts.c (print_help): New function.
3291 (finish_options): Print --help if help_option_argument
3293 (common_handle_option): Factor out content of OPT__help_
3295 * opts.h (finish_options): Add new argument.
3297 2019-05-02 Martin Liska <mliska@suse.cz>
3300 * config/i386/i386.c (ix86_expand_strlen): Use strlen call.
3301 With -minline-all-stringops use inline expansion using 4B loop.
3302 * doc/invoke.texi: Document the change of
3303 -minline-all-stringops.
3305 2019-05-01 Jeff Law <law@redhat.com>
3307 PR tree-optimization/88797
3308 * gimple-ssa-split-paths (is_feasible_trace): Reject cases where the
3309 PHI feeds a conditional on the RHS of an assignment.
3311 2019-04-30 Andrew Waterman <andrew@sifive.com>
3312 Jim Wilson <jimw@sifive.com>
3314 * config/riscv/constraints.md (L): New.
3315 * config/riscv/predicates.md (lui_operand): New.
3316 (sfb_alu_operand): New.
3317 * config/riscv/riscv-protos.h (riscv_expand_conditional_move): Declare.
3318 * config/riscv/riscv.c (riscv_expand_conditional_move): New.
3319 * config/riscv/riscv.h (TARGET_SFB_ALU): New.
3320 * config/riscv/risc.md (type): Add sfb_alu.
3321 (branch<mode>): Renamed from branch_order<mode>. Change predicate for
3322 operand 3 to reg_or_0_operand. In output string, change %3 to %z3.
3323 (branch_zero<mode>): Delete.
3325 (mov<GPR:mode><X:mode>cc): Likewise.
3326 * config/riscv/sifive-7.md (sifive_7_sfb_alu): New. Use in bypasses.
3328 2019-04-30 Nathan Sidwell <nathan@acm.org>
3330 * tree.h (MARK_TS_EXP): New.
3332 2019-04-30 Martin Liska <mliska@suse.cz>
3334 * opts.c (enable_warning_as_error): Provide hints
3335 for unknown options.
3337 2019-04-30 Martin Liska <mliska@suse.cz>
3340 * doc/invoke.texi: Add missing dash for gas-locview-support
3341 and gno-as-locview-support.
3343 2019-04-30 Jakub Jelinek <jakub@redhat.com>
3346 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Don't skip
3347 whitespace at the start of target attribute string.
3349 2019-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3352 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
3353 Define __ARM_FEATURE_ATOMICS.
3355 2019-04-30 Martin Liska <mliska@suse.cz>
3357 * gimple-fold.c (gimple_fold_builtin_memory_op): Change endp
3358 into built_in_function enum. Remove code for endp == 2 and
3359 use BUILT_IN_* constants.
3360 (gimple_fold_builtin): Call the function with fcode.
3362 2019-04-30 Martin Liska <mliska@suse.cz>
3364 * config/i386/i386.c (ix86_builtin_reciprocal): Cast
3365 DECL_FUNCTION_CODE into ix86_builtins enum before
3366 the switch statement.
3368 2019-04-30 Jakub Jelinek <jakub@redhat.com>
3370 PR tree-optimization/89475
3371 * tree-ssa-ccp.c (evaluate_stmt): Handle BUILT_IN_BSWAP{16,32,64}
3374 2019-04-30 Martin Liska <mliska@suse.cz>
3376 PR translation/90274
3377 * opts.c (print_filtered_help): Wrap string in _(...).
3379 2019-04-30 Bin Cheng <bin.cheng@linux.alibaba.com>
3381 PR tree-optimization/90240
3383 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
3385 PR tree-optimization/90078
3386 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
3387 checks for infinite_cost overflow.
3389 2019-04-29 Jeff Law <law@redhat.com>
3391 * passes.def: Move -Wrestrict pass after copy propagation.
3393 2019-04-29 Maya Rashish <coypu@sdf.org>
3395 * config.gcc (default_gnu_indirect_function): Default to yes
3396 for arm*-*-netbsd*, i[34567]86-*-netbsd*, powerpc*-*-netbsd*,
3397 sparc*-*-netbsd*, x86_64-*-netbsd*.
3399 2019-04-29 Vladislav Ivanishin <vlad@ispras.ru>
3401 * tree-ssa-uninit.c (is_pred_expr_subset_of): Correctly handle cases
3402 where cond2 is NE_EXPR.
3403 (is_value_included_in): Update comment.
3405 2019-04-29 Richard Biener <rguenther@suse.de>
3407 PR tree-optimization/90278
3408 * tree-ssa-forwprop.c (pass_forwprop::execute): Transfer/clean
3409 EH on comparison simplification.
3411 2019-04-29 Jason Merrill <jason@redhat.com>
3413 PR c++/82081 - tail call optimization breaks noexcept
3414 * tree-tailcall.c (find_tail_calls): Don't turn a call from a
3415 nothrow function to a might-throw function into a tail call.
3417 2019-04-29 Richard Sandiford <richard.sandiford@arm.com>
3419 * tree-data-ref.h (data_dependence_relation::inner_loop): Delete.
3420 (DDR_INNER_LOOP): Likewise.
3421 * tree-data-ref.c (dump_data_dependence_relation): Update accordingly.
3422 (initialize_data_dependence_relation): Likewise.
3423 (insert_innermost_unit_dist_vector): Use 0 instead of DDR_INNER_LOOP.
3425 2019-04-29 Jakub Jelinek <jakub@redhat.com>
3427 PR rtl-optimization/90257
3428 * cfgrtl.c (flow_active_insn_p): Return true for USE of a function
3432 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
3436 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
3439 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
3442 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
3444 * lra-spills.c (lra_final_code_change): Remove useless move insns.
3446 2019-04-29 Richard Biener <rguenther@suse.de>
3448 * tree-ssa.c (insert_debug_temp_for_var_def): For {CLOBBER}
3451 2019-04-27 Iain Buclaw <ibuclaw@gdcproject.org>
3453 * config/netbsd-d.c: Include memmodel.h. Remove unused tree.h,
3454 varasm.h, and netbsd-protos.h.
3456 2019-04-27 Uroš Bizjak <ubizjak@gmail.com>
3459 * config/i386/i386-protos.h (ix86_data_alignment): Change
3460 the second argument type to unsigned int.
3461 * config/i386/i386.c (ix86_data_alignment): Change "align"
3462 argument type to unsigned int.
3464 2019-04-27 Martin Liska <mliska@suse.cz>
3467 * opt-suggestions.c (option_proposer::build_option_suggestions):
3468 When get_valid_option_values returns empty values, add the
3469 misspelling candidate.
3471 2019-04-26 Jim Wilson <jimw@sifive.com>
3473 * config/riscv/riscv-protos.h (riscv_move_integer): Add machine_mode
3475 * config/riscv/riscv.c (riscv_move_integer): New parameter orig_mode.
3476 Pass orig_mode to riscv_build_integer.
3477 (riscv_split_integer): Pass mode to riscv_move_integer.
3478 (riscv_legitimize_const_move): Likewise.
3479 (riscv_legitimize_move): For MEM dest and CONST_INT src case, new local
3480 promoted_mode. Replace force_reg call with code to load constant into
3481 promoted reg and then subreg it for the store.
3482 * config/riscv/riscv.md (low<mode>+1): Pass <GPR:MODE>mode to
3485 2018-04-26 Eugene Sharygin <eush@ispras.ru>
3487 * gdbhooks.py: Fix UnicodeDecodeErrors when printing trees with
3490 2019-04-26 Richard Sandiford <richard.sandiford@arm.com>
3492 * tree.h (TYPE_VECTOR_SUBPARTS, SET_TYPE_VECTOR_SUBPARTS): Add
3493 commentary about the encoding of precision.
3495 2019-04-25 Andreas Tobler <andreast@gcc.gnu.org>
3497 * config/i386/freebsd64.h: Add bits for 32-bit multilib support.
3498 * config/i386/t-freebsd64: New file.
3499 * config.gcc: Add the t-freebsd64 for multilib support.
3501 2019-04-25 Uroš Bizjak <ubizjak@gmail.com>
3503 * doc/extend.texi (vector_size): Add missing comma after @xref.
3505 2019-04-25 Jakub Jelinek <jakub@redhat.com>
3507 * BASE-VER: Set to 10.0.0.
3509 2019-04-25 Richard Biener <rguenther@suse.de>
3512 * gimplify.c (gimplify_expr): Avoid turning a lvalue
3513 VIEW_CONVERT_EXPR into one operating on an rvalue.
3515 2019-04-25 H.J. Lu <hongjiu.lu@intel.com>
3518 * config/i386/i386.c (feature_priority): Moved to file scope.
3519 (processor_features): Likewise.
3520 (processor_model): Likewise.
3521 (_arch_names_table): Likewise.
3522 (arch_names_table): Likewise.
3523 (_feature_list): Removed.
3524 (feature_list): Likewise.
3525 (_isa_names_table): Moved to file scope. Add priority.
3526 (isa_names_table): Likewise.
3527 (get_builtin_code_for_version): Replace feature_list with
3528 isa_names_table. Update error message for P_ZERO priority.
3530 2019-04-25 Richard Biener <rguenther@suse.de>
3532 * tree-pass.h (make_pass_phi_only_cprop): Remove.
3533 * timevar.def (TV_TREE_PHI_CPROP): Likewise.
3535 2019-04-24 Jeff Law <law@redhat.com>
3537 PR tree-optimization/90037
3538 * Makefile.in (OBJS): Remove tree-ssa-phionlycprop.c
3539 * passes.def: Replace all instance of phi-only cprop with the
3540 lattice propagator. Move propagation pass from after erroneous
3541 path isolation to before erroneous path isolation.
3542 * tree-ssa-phionlycprop.c: Remove.
3544 2019-04-24 Richard Biener <rguenther@suse.de>
3547 * gimple-fold.c (fold_const_aggregate_ref_1): Do multiplication
3548 by size and BITS_PER_UNIT on poly-wide-ints.
3550 2019-04-25 Richard Biener <rguenther@suse.de>
3553 * match.pd: Add pattern to simplify view-conversion of an
3556 2019-04-24 Clement Chigot <clement.chigot@atos.net>
3558 * config/rs6000/aix71.h (SUBTARGET_OVERRIDE_OPTIONS): Disable
3559 OPTION_MASK_VSX and OPTION_MASK_ALTIVEC from rs6000_isa_flags
3560 for Go on 32 bit AIX.
3561 * config/rs6000/aix72.h: Likewise.
3563 2019-04-24 Jakub Jelinek <jakub@redhat.com>
3566 * rtl.c (classify_insn): Return JUMP_INSN for asm goto.
3567 * emit-rtl.c (try_split): Copy over REG_LABEL_TARGET.
3569 2019-04-24 Andreas Krebbel <krebbel@linux.ibm.com>
3572 * config/s390/s390.c (s390_restore_gprs_from_fprs): Restore GPRs
3573 from FPRs in reverse order. Generate REG_CFA_DEF_CFA note also
3574 for restored hard frame pointer.
3575 (s390_sched_dependencies_evaluation): Implement new target hook.
3576 (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK): New macro definition.
3578 2019-04-24 Claudiu Zissulescu <claziss@sysnopsys.com>
3580 * config/arc/arc-options.def: Fix typos and spelling mistakes.
3581 * config/arc/arc.c (arc_init): Cleanup warning message.
3582 (arc_override_options): Likewise.
3584 2019-04-24 Jakub Jelinek <jakub@redhat.com>
3587 * config/i386/i386.c (ix86_expand_sse_fp_minmax): Force if_true into
3588 a register if both if_true and if_false are MEMs.
3590 PR tree-optimization/90208
3591 * tree-cfg.c (remove_bb): Move forced labels from removed bbs
3592 after labels of new_bb, not before them.
3594 PR tree-optimization/90211
3595 * tree-parloops.c (try_create_reduction_list): Ignore phi arguments
3596 which are not SSA_NAMEs.
3598 2018-04-23 Sudakshina Das <sudi.das@arm.com>
3600 * config/aarch64/aarch64-linux.h (TARGET_ASM_FILE_END): Define for
3602 (aarch64_file_end_indicate_exec_stack): Add gnu note section.
3604 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
3606 PR rtl-optimization/87979
3607 * modulo-sched.c (sms_schedule): Start ii value "mii" should
3610 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
3612 PR rtl-optimization/84032
3613 * modulo-sched.c (ps_insn_find_column): Change condition so that
3614 branch will always be the last insn in a row inside partial
3617 2019-04-23 Richard Biener <rguenther@suse.de>
3620 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Add
3621 dest_single_pred_p argument.
3622 (remove_forwarder_block): Adjust.
3623 (remove_forwarder_block_with_phi): Likewise.
3625 2019-04-23 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3626 Bernd Edlinger <bernd.edlinger@hotmail.de>
3627 Jakub Jelinek <jakub@redhat.com>
3630 * config/arm/arm.c (aapcs_vfp_is_call_or_return_candidate): Diagnose
3631 if used with general-regs-only.
3632 (arm_conditional_register_usage): Don't add non-general regs if
3634 (arm_valid_target_attribute_rec): Handle general-regs-only.
3635 * config/arm/arm.h (TARGET_HARD_FLOAT): Return false if
3637 (TARGET_HARD_FLOAT_SUB): Define.
3638 (TARGET_SOFT_FLOAT): Define as negation of TARGET_HARD_FLOAT_SUB.
3639 (TARGET_REALLY_IWMMXT): Add && !TARGET_GENERAL_REGS_ONLY.
3640 (TARGET_REALLY_IWMMXT2): Likewise.
3641 * config/arm/arm.opt: Add -mgeneral-regs-only.
3642 * doc/extend.texi: Document ARM general-regs-only target.
3643 * doc/invoke.texi: Document ARM -mgeneral-regs-only.
3645 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
3647 PR tree-optimization/90078
3648 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
3649 checks for infinite_cost overflow.
3651 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
3653 PR tree-optimization/90021
3654 * tree-chrec.c (evolution_function_is_univariate_p): New parameter
3655 and check univariate against it.
3656 * tree-chrec.h (evolution_function_is_univariate_p): New parameter.
3657 * tree-data-ref.c (add_other_self_distances): Pass new argument.
3659 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
3663 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
3666 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
3669 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
3671 * lra-spills.c (lra_final_code_change): Remove useless move insns.
3673 2019-04-21 Iain Sandoe <iain@sandoe.co.uk>
3675 * config/rs6000/rs6000.md (group_end_nop): Emit insn register
3676 names using operand format, rather than hard-wired.
3677 (speculation_barrier): Likewise.
3679 2019-04-19 Segher Boessenkool <segher@kernel.crashing.org>
3681 PR tree-optimization/88055
3682 * tree-call-cdce.c (comparison_code_if_no_nans): New function.
3683 (gen_one_condition): Use it if !HONOR_NANS.
3685 2019-04-19 Jakub Jelinek <jakub@redhat.com>
3688 * tree-outof-ssa.c (get_temp_reg): If reg_mode is BLKmode, return
3689 assign_temp instead of gen_reg_rtx.
3691 2019-04-19 Christophe Lyon <christophe.lyon@linaro.org>
3693 PR translation/90118
3694 * config/aarch64/aarch64.c (aarch64_override_options_internal):
3695 Add missing space before %<.
3697 2019-04-18 Peter Bergner <bergner@linux.ibm.com>
3699 PR rtl-optimization/87871
3700 * ira-lives.c (make_object_dead): Don't add conflicts to
3701 TOTAL_CONFLICT_HARD_REGS for register ignore_reg_for_conflicts.
3703 2019-04-18 Martin Sebor <msebor@redhat.com>
3706 * tree.h (TYPE_VECTOR_SUBPARTS): Use HOST_WIDE_INT_1U.
3707 * config/aarch64/aarch64.c (aarch64_simd_vector_alignment): Avoid
3708 assuming type size fits in SHWI.
3710 2019-04-18 Jan Hubicka <hubicka@ucw.cz>
3713 * ipa-inline.c (flatten_function): New parameter UPDATE.
3714 (ipa_inline, early_inliner): Use it.
3716 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
3718 * fold-const.c (int_const_binop): Return early on failure.
3720 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
3723 * combine.c (force_int_to_mode): Cast the argument rather than
3724 the result of known_alignment.
3725 * rtlanal.c (rtx_addr_can_trap_p_1): Use known_subrange_p.
3727 2019-04-18 Richard Biener <rguenther@suse.de>
3730 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Split
3732 (remove_forwarder_block): ... here.
3733 (remove_forwarder_block_with_phi): Also move debug stmts here.
3735 2019-04-18 Jakub Jelinek <jakub@redhat.com>
3737 PR translation/79183
3738 * gimple-ssa-sprintf.c (format_directive): Use inform_n instead of
3739 inform where appropriate.
3741 2019-04-18 Richard Biener <rguenther@suse.de>
3743 * tree.c (get_qualified_type): Put found type variants at the
3744 head of the variant list.
3746 2018-04-17 Segher Boessenkool <segher@kernel.crashing.org>
3748 * config/rs6000/rs6000.c (rs6000_register_move_cost): Fix typo.
3750 2019-04-17 Hongtao Liu <hongtao.liu@intel.com>
3753 * config/i386/avx512fintrin.h (_mm_maskz_fmadd_round_sd,
3754 _mm_maskz_fmadd_round_ss, _mm_maskz_fmsub_round_sd,
3755 _mm_maskz_fmsub_round_ss, _mm_maskz_fnmadd_round_sd,
3756 _mm_maskz_fnmadd_round_ss, _mm_maskz_fnmsub_round_sd,
3757 _mm_maskz_fnmsub_round_ss): Use _maskz builtin instead of _mask3.
3759 2019-04-17 Peter Bergner <bergner@linux.ibm.com>
3761 * ira-conflicts.c (print_allocno_conflicts): Always print something,
3762 even for allocno's with no conflicts.
3763 (print_conflicts): Print an extra newline.
3765 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
3767 * auto-inc-dec.c (attempt_change): Set the alignment of the
3768 temporary memory to that of the original.
3770 2019-04-17 Joao Moreira <jmoreira@suse.de>
3772 * targhooks.c (default_print_patchable_function_entry): Emit
3773 __patchable_function_entries section with writable flags to allow
3774 relocation resolution.
3776 2019-04-17 Jonny Grant <jg@jguk.org>
3778 * collect2.c (main): Change gcc.gnu.org URL to HTTPS.
3780 2019-04-17 Jakub Jelinek <jakub@redhat.com>
3783 * internal-fn.c (expand_mul_overflow): Don't set SUBREG_PROMOTED_VAR_P
3786 2019-04-17 Claudiu Zissulescu <claziss@synopsys.com>
3788 * config/arc/arc.c (arc_init): Format diagnostic string.
3789 (arc_override_options): Likewise.
3790 (check_if_valid_regno_const): Likewise.
3791 (arc_reorg): Likewise.
3793 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
3796 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Adjust pattern
3798 (rs6000_emit_allocate_stack_1): Simplify condition. Adjust pattern
3800 * config/rs6000/rs6000.md (bits): Add entries for SF and DF.
3801 (*movdi_update1): Use Pmode.
3802 (movdi_<mode>_update): Fix argument to avoiding_indexed_address_p.
3803 (movdi_<mode>_update_stack): Rename to ...
3804 (movdi_update_stack): ... this. Fix comment. Change condition. Don't
3806 (*movsi_update1): Use Pmode.
3807 (*movsi_update2): Use Pmode.
3808 (movsi_update): Rename to ...
3809 (movsi_<mode>_update): ... this. Use Pmode.
3810 (movsi_update_stack): Fix condition.
3811 (*movhi_update1): Use Pmode. Fix argument to
3812 avoiding_indexed_address_p.
3813 (*movhi_update2): Ditto.
3814 (*movhi_update3): Ditto.
3815 (*movhi_update4): Ditto.
3816 (*movqi_update1): Ditto.
3817 (*movqi_update2): Ditto.
3818 (*movqi_update3): Ditto.
3819 (*movsf_update1, *movdf_update1): Merge, rename to...
3820 (*mov<mode>_update1): This. Use Pmode. Fix argument to
3821 avoiding_indexed_address_p. Add "size" attribute.
3822 (*movsf_update2, *movdf_update2): Merge, rename to...
3823 (*mov<mode>_update2): This. Ditto.
3824 (*movsf_update3): Use Pmode. Fix argument to
3825 avoiding_indexed_address_p.
3826 (*movsf_update4): Ditto.
3827 (allocate_stack): Simplify condition. Adjust pattern names.
3829 2019-04-17 Jakub Jelinek <jakub@redhat.com>
3832 * config/arm/arm.c (arm_valid_target_attribute_rec): Don't skip
3833 whitespace at the start of target attribute string.
3835 2019-04-16 Pat Haugen <pthaugen@us.ibm.com>
3838 * config/rs6000/power9.md: Add store forwarding bypass.
3840 2019-04-16 Alexandre Oliva <aoliva@redhat.com>
3843 * valtrack.c (dead_debug_insert_temp): Reset debug references
3844 to the return value of a call being removed.
3846 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
3848 * config/arc/arc-protos.h (arc_register_move_cost): Remove.
3849 * config/arc/arc.c (arc_register_move_cost): Re-purpose it to
3850 implement target hook.
3851 (arc_memory_move_cost): New function.
3852 (TARGET_REGISTER_MOVE_COST): Define.
3853 (TARGET_MEMORY_MOVE_COST): Likewise.
3854 * config/arc/arc.h (REGISTER_MOVE_COST): Remove.
3855 (MEMORY_MOVE_COST): Likewise.
3857 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
3859 * config/arc/arc.md (sibcall_insn): Use Rcd constraint.
3860 (sibcall_value_insn): Likewise.
3861 * config/arc/constraints.md (Rs5): Remove.
3863 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
3865 * config/arc/arc.c (arc_hard_regno_modes): Add two missing modes
3866 for last two fake registers.
3867 (arc_conditional_register_usage): Make sure fake frame and arg
3868 pointer regs are in general regs class.
3869 (FRAME_POINTER_MASK): Remove.
3870 (RETURN_ADDR_MASK): Remove.
3871 (arc_must_save_register): Use hard frame regnum.
3872 (frame_restore_reg): Use hard_frame_pointer_rtx.
3873 (arc_save_callee_saves): Likewise.
3874 (arc_restore_callee_saves): Likewise.
3875 (arc_save_callee_enter): Likewise.
3876 (arc_restore_callee_leave): Likewise.
3877 (arc_save_callee_milli): Likewise.
3878 (arc_eh_return_address_location): Likewise.
3879 (arc_check_multi): Use hard frame regnum.
3880 (arc_can_eliminate): Likewise.
3881 * config/arc/arc.h (FIXED_REGISTERS): Make FP register available
3882 for register allocator.
3883 (REG_CLASS_CONTENTS): Update GENERAL_REGS.
3884 (REGNO_OK_FOR_BASE_P): Consider FRAME_POINTER_REGNUM.
3885 (FRAME_POINTER_REGNUM): Change it to a fake register.
3886 (HARD_FRAME_POINTER_REGNUM): Defined.
3887 (ARG_POINTER_REGNUM): Change it to a new fake register.
3888 (ELIMINABLE_REGS): Update.
3889 (REGISTER_NAMES): Update names.
3890 * config/arc/arc.md (LP_START): Remove.
3892 (shift_si3_loop): Update pattern.
3894 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
3896 * config/arc/arc.c (arc_expand_prologue): Emit blockage regardless
3897 to avoid delay slot scheduling.
3898 (arc_must_save_register): Don't save SP.
3899 * config/arc/arc.md (stack_tie): Remove.
3900 (UNSPEC_ARC_STKTIE): Likewise.
3902 2019-04-16 Kito Cheng <kito.cheng@gmail.com>
3903 Shiva Chen <shiva0217@gmail.com>
3905 * config/nds32/nds32-md-auxiliary.c (nds32_split_ashiftdi3): Fix wrong
3906 code gen with large shift amount.
3908 2019-04-16 Chung-Ju Wu <jasonwucj@gmail.com>
3910 * config/nds32/nds32-pipelines-auxiliary.c (wext_odd_dep_p): Handle
3913 2019-04-16 Jakub Jelinek <jakub@redhat.com>
3916 * config/i386/i386.c (ix86_target_string): Add ADD_ABI_P argument, only
3917 print -m64/-mx32/-m32 if it is true.
3918 (ix86_debug_options, ix86_function_specific_print): Pass true as
3919 ADD_ABI_P to ix86_target_string.
3920 (ix86_expand_builtin): Adjust ix86_target_string caller, pass true as
3921 ADD_ABI_P only if OPTION_MASK_ISA_64BIT is set in bisa and in that case
3922 or into it OPTION_MASK_ISA_ABI_64 or OPTION_MASK_ISA_ABI_X32.
3924 PR rtl-optimization/90082
3925 * dce.c (can_delete_call): New function.
3926 (deletable_insn_p, mark_insn): Use it.
3928 PR tree-optimization/90090
3929 * tree-ssa-math-opts.c (is_division_by): Ignore divisions that can
3931 (is_division_by_square): Likewise. Formatting fix.
3933 2019-04-16 Richard Biener <rguenther@suse.de>
3935 PR tree-optimization/56049
3936 * tree-ssa-loop-im.c (mem_ref_hasher::equal): Elide alias-set
3937 equality check if alias-set zero will prevail.
3939 2019-04-15 Jeff Law <law@redhat.com>
3941 * config/microblaze/microblaze.c (microblaze_expand_block_move): Treat
3942 size and alignment as unsigned.
3944 2019-04-15 Richard Biener <rguenther@suse.de>
3947 * tree-loop-distribution.c (destroy_loop): Preserve correct
3950 2019-04-15 Richard Biener <rguenther@suse.de>
3952 PR tree-optimization/90071
3953 * tree-ssa-reassoc.c (init_range_entry): Do not pick up
3954 abnormal operands from def stmts.
3956 2019-04-15 Segher Boessenkool <segher@kernel.crashing.org>
3958 PR rtl-optimization/89794
3959 * combine.c (count_auto_inc): New function.
3960 (try_combine): Count how many auto_inc expressions there were in the
3961 original instructions. Ensure we have the same number in the new
3962 instructions. Remove the code that tried to ensure auto_inc side
3963 effects on i1 and i0 are not lost.
3965 2019-04-15 Richard Biener <rguenther@suse.de>
3968 * tree.h (auto_var_p): Declare.
3969 * tree.c (auto_var_p): New function, split out from ...
3970 (auto_var_in_fn_p): ... here.
3971 * tree-ssa-structalias.c (struct variable_info): Add shadow_var_uid
3973 (new_var_info): Initialize it.
3974 (set_uids_in_ptset): Also set the shadow variable uid if required.
3975 (ipa_pta_execute): Postprocess points-to solutions assigning
3976 shadow variable uids for locals that may reach their containing
3977 function recursively.
3978 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Do not
3979 assert but instead check whether the points-to solution is
3982 2019-04-15 Martin Jambor <mjambor@suse.cz>
3985 * cgraph.c (clone_of_p): Loop over clone chain for each step in
3988 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
3990 * config.gcc (nds32*-*-linux*): Set gcc_cv_initfini_array to yes.
3992 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
3993 Kito Cheng <kito.cheng@gmail.com>
3994 Shiva Chen <shiva0217@gmail.com>
3996 * config/nds32/nds32-md-auxiliary.c
3997 (nds32_legitimize_pic_address): Use new PIC pattern.
3998 (nds32_legitimize_tls_address): Use new TLS pattern.
3999 (nds32_output_symrel): New.
4000 * config/nds32/nds32-protos.h (nds32_output_symrel): Declare.
4001 (nds32_alloc_relax_group_id): Ditto.
4002 * config/nds32/nds32-relax-opt.c (nds32_alloc_relax_group_id): New.
4003 (nds32_group_insns): Use nds32_alloc_relax_group_id instead of use
4005 (nds32_group_tls_insn): Ditto.
4006 (nds32_group_float_insns): Ditto.
4007 * config/nds32/nds32.md (tls_le): New.
4010 2019-04-15 Chung-Ju Wu <jasonwucj@gmail.com>
4012 * configure: Add nds32 target for dwarf2 debug_line checking.
4013 * configure.ac: Regenerated.
4015 2019-04-14 Jan Hubicka <hubicka@ucw.cz>
4018 * ipa-devirt.c (skip_in_fields_list_p): New.
4019 (odr_types_equivalent_p): Use it.
4021 2019-04-13 Jakub Jelinek <jakub@redhat.com>
4024 * config/arm/arm.c (arm_valid_target_attribute_rec): Use strcmp
4025 instead of strncmp when checking for thumb and arm. Formatting fixes.
4027 2019-04-12 Iain Buclaw <ibuclaw@gdcproject.org>
4029 * doc/install.texi: Document --with-target-system-zlib.
4031 2019-04-12 Martin Sebor <msebor@redhat.com>
4037 * targhooks.c (default_vector_alignment): Avoid assuming
4038 argument fits in SHWI.
4039 * tree.h (TYPE_VECTOR_SUBPARTS): Avoid sign overflow in
4041 * doc/extend.texi (__builtin_has_attribute): Add a clarifying note.
4043 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4045 PR rtl-optimization/89965
4046 * dce.c: Include rtl-iter.h.
4047 (struct check_argument_load_data): New type.
4048 (check_argument_load): New function.
4049 (find_call_stack_args): Check for loads from stack slots still tracked
4050 in sp_bytes and punt if any is found.
4052 * config/mips/loongson-mmiintrin.h: Fix up #error message.
4054 2019-04-12 Jan Hubicka <hubicka@ucw.cz>
4056 * params.def (PARAM_MAX_LTO_STREAMING_PARALLELISM): New parameter.
4057 * doc/invoke.texi (max-lto-streaming-paralellism): New --param.
4059 2019-04-12 Martin Liska <mliska@suse.cz>
4062 * multiple_target.c (create_dispatcher_calls): Wrap ifunc
4064 (separate_attrs): Handle multiple 'default's.
4065 (expand_target_clones): Rework error handling code.
4067 2019-04-12 Kelvin Nilsen <kelvin@gcc.gnu.org>
4070 * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): Use inner
4071 mode of vector rather than mode of destination for move instruction.
4072 * config/rs6000/vsx.md (*vsx_extract_<mode>_<VS_scalar>mode_var):
4073 Use QI inner mode with V16QI vector mode.
4075 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4078 * config/tilepro/tilepro.c (tilepro_print_operand): Use just
4079 "invalid %%t operand" in output_operand_lossage message.
4081 2019-04-12 Andreas Krebbel <krebbel@linux.ibm.com>
4083 * config/s390/predicates.md (permute_pattern_operand): New
4085 * config/s390/vector.md ("*vec_splats_bswap_vec<mode>"): Add USE
4086 operand for the permute pattern.
4087 ("*vec_perm<mode>"): New insn definition.
4088 ("bswap<mode>"): Generate the permute pattern operand in the
4089 expander and perform the operand reloads for pre arch13 level
4091 ("*bswap<mode>_emu"): Rename to ...
4092 ("*bswap<mode>"): ... this. And make the splitter vxe2 only.
4093 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>"):
4094 Add the USE operand for the permute pattern.
4095 ("*vec_set_bswap_vec<mode>"): Likewise.
4097 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4100 * varasm.c (assemble_start_function): Don't use tree_fits_uhwi_p
4101 and gcc_unreachable if it fails, just call tree_to_uhwi which
4102 verifies that too. Test TREE_CHAIN instead of list_length > 1.
4103 Start warning message with a lower-case letter. Formatting fixes.
4105 PR rtl-optimization/90026
4106 * cfgcleanup.c (try_optimize_cfg): When removing empty bb with no
4107 successors, look for BARRIERs inside of the whole BB_FOOTER chain
4108 rather than just at the start of it. If e->src BB_FOOTER is not NULL
4109 in cfglayout mode, use emit_barrier_after_bb.
4111 2018-04-11 Steve Ellcey <sellcey@marvell.com>
4113 PR rtl-optimization/87763
4114 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>4_noshift_alt):
4117 2019-04-11 Tom de Vries <tdevries@suse.de>
4119 * doc/extend.texi (@node Statement Exprs): Note variable shadowing at
4120 max macro using statement expression.
4122 2019-04-11 David Edelsohn <dje.gcc@gmail.com>
4124 * xcoffout.h (xcoff_private_rodata_section_name): Declare.
4125 * xcoffout.c (xcoff_private_rodata_section_name): Define.
4126 * config/rs6000/rs6000.c (rs6000_xcoff_asm_init_sections): Create
4127 read_only_private_data_section using xcoff_private_rodata_section_name.
4128 (rs6000_xcoff_file_start): Generate xcoff_private_rodata_section_name.
4130 2019-04-11 Christophe Lyon <christophe.lyon@linaro.org>
4133 * config/aarch64/aarch64.opt (msve-vector-bits): Add missing final '.'.
4135 2019-04-11 Jakub Jelinek <jakub@redhat.com>
4137 PR rtl-optimization/89965
4138 * dce.c (sp_based_mem_offset): New function.
4139 (find_call_stack_args): Use sp_based_mem_offset.
4141 2019-04-11 Jonathan Wakely <jwakely@redhat.com>
4143 * doc/invoke.texi (Optimize Options): Clarify -flive-patching docs.
4145 2019-04-11 Richard Biener <rguenther@suse.de>
4147 PR tree-optimization/90020
4148 * tree-ssa-sccvn.c (vn_reference_may_trap): New function.
4149 * tree-ssa-sccvn.h (vn_reference_may_trap): Declare.
4150 * tree-ssa-pre.c (compute_avail): Use it to not put
4151 possibly trapping references after a call that might not
4152 return into EXP_GEN.
4153 * gcse.c (compute_hash_table_work): Do not elide
4154 marking a block containing a call if the call might not
4157 2019-04-11 Richard Biener <rguenther@suse.de>
4159 PR tree-optimization/90018
4160 * tree-vect-data-refs.c (vect_preserves_scalar_order_p):
4161 Test both SLP and interleaving variants.
4163 2019-04-11 Robin Dapp <rdapp@linux.ibm.com>
4165 * config/s390/8561.md: New file.
4166 * config/s390/driver-native.c (s390_host_detect_local_cpu):
4167 Add arch13 cpu model.
4168 * config/s390/s390-opts.h (enum processor_type): Likewise.
4169 * config/s390/s390.c (s390_get_sched_attrmask): Add arch13.
4170 (s390_get_unit_mask): Likewise.
4171 (s390_is_fpd): Likewise.
4172 (s390_is_fxd): Likewise.
4173 * config/s390/s390.h (s390_tune_attr): Likewise.
4174 * config/s390/s390.md: Include arch13 pipeline description.
4175 * config/s390/s390.opt: Add arch13.
4177 2018-04-10 Steve Ellcey <sellcey@marvell.com>
4179 PR rtl-optimization/87763
4180 * config/aarch64/aarch64-protos.h (aarch64_masks_and_shift_for_bfi_p):
4182 * config/aarch64/aarch64.c (aarch64_masks_and_shift_for_bfi_p):
4184 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>5_shift):
4186 (*aarch64_bfi<GPI:mode>5_shift_alt): Ditto.
4187 (*aarch64_bfi<GPI:mode>4_noand): Ditto.
4188 (*aarch64_bfi<GPI:mode>4_noand_alt): Ditto.
4189 (*aarch64_bfi<GPI:mode>4_noshift): Ditto.
4191 2019-04-10 Jonathan Wakely <jwakely@redhat.com>
4193 * doc/invoke.texi (Optimize Options): Change "Nevertheless" to
4194 "Although" in -fipa-icf documentation.
4196 * doc/invoke.texi (Debugging Options): Explicitly state the semantics
4197 of using multiple -g options.
4199 2019-04-10 Martin Liska <mliska@suse.cz>
4201 PR gcov-profile/89959
4202 * doc/gcov.texi: Make documentation of -x option
4205 2019-04-10 Richard Biener <rguenther@suse.de>
4207 * tree-vectorizer.h (_stmt_vec_info): Remove same_dr_stmt
4209 (DR_GROUP_SAME_DR_STMT): Remove.
4210 * tree-vect-stmts.c (vectorizable_load): Remove unreachable code.
4211 * tree-vect-data-refs.c (vect_analyze_group_access_1): Likewise,
4212 replace with assert.
4213 (vect_analyze_data_ref_accesses): Fix INTEGER_CST comparison.
4214 (vect_record_grouped_load_vectors): Remove unreachable code.
4216 2019-04-10 Richard Earnshaw <rearnsha@arm.com>
4219 * config/aarch64/aarch64.opt (msve-vector-bits): Remove redundant and
4220 obsolete reference to N.
4222 2019-04-10 Jakub Jelinek <jakub@redhat.com>
4225 * expr.c (store_expr): Set properly size on the MEM passed to
4229 * gimple-ssa-sprintf.c (target_to_host): Fix handling of targstr
4230 with strlen in between hostsz-3 and hostsz-1 inclusive when no
4231 translation is needed, and when translation is needed, only append
4232 ... if the string length is hostsz or more bytes long. Avoid using
4235 2019-04-09 Matthew Malcomson <matthew.malcomson@arm.com>
4238 * config/arm/arm.c (neon_valid_immediate): Disallow VOIDmode parameter.
4239 * config/arm/constraints.md (Dm, DN, Dn): Split previous Dn constraint
4241 * config/arm/neon.md (*neon_mov<mode>): Account for TImode and DImode
4242 differences directly.
4243 (*smax<mode>3_neon, vashl<mode>3, vashr<mode>3_imm): Use Dm constraint.
4245 2019-04-09 Jakub Jelinek <jakub@redhat.com>
4247 PR translation/90011
4248 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
4250 * config/arm/freebsd.h (LINK_SPEC): Remove trailing space from -p
4252 * config/riscv/freebsd.h (LINK_SPEC): Likewise.
4253 * config/aarch64/aarch64-freebsd.h (FBSD_TARGET_LINK_SPEC): Likewise.
4254 * config/darwin.h (DRIVER_SELF_SPECS, ASM_FINAL_SPEC): Remove
4255 trailing space from -gsplit-dwarf diagnostics.
4257 PR tree-optimization/89998
4258 * gimple-ssa-sprintf.c (try_substitute_return_value): Use lhs type
4259 instead of integer_type_node if possible, don't add ranges if return
4260 type is not compatible with int.
4261 * gimple-fold.c (gimple_fold_builtin_sprintf,
4262 gimple_fold_builtin_snprintf): Use lhs type instead of hardcoded
4265 2019-04-09 Martin Liska <mliska@suse.cz>
4267 * Makefile.in: Use GENERATOR_CFLAGS for all generators.
4268 * doc/install.texi: Document the new config.
4270 2019-04-09 Richard Sandiford <richard.sandiford@arm.com>
4272 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Always
4273 use gimple_expr_type for load and store calls. Skip over the
4274 condition argument in a conditional internal function.
4275 Protect use of TREE_INT_CST_LOW.
4277 2019-04-09 Jakub Jelinek <jakub@redhat.com>
4280 * config/riscv/riscv.c (riscv_get_interrupt_type): Fix comment typo.
4281 (riscv_merge_decl_attributes): Fix typo in diagnostics. Remove
4282 trailing period from it too.
4284 2019-04-08 wu yuan <wuyuan5@huawei.com>
4286 * config/aarch64/aarch64-cores.def (tsv1100): Change scheduling model.
4287 * config/aarch64/aarch64.md : Add "tsv110.md"
4288 * config/aarch64/tsv110.md: New file.
4290 2019-04-08 Richard Biener <rguenther@suse.de>
4292 PR tree-optimization/90006
4293 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
4296 2019-04-08 Andrea Corallo <andrea.corallo@arm.com>
4299 * config/aarch64/cortex-a57-fma-steering.c (fma_forest): Prohibit copy
4301 (fma_root_node): Likewise.
4302 (func_fma_steering): Likewise.
4304 2019-04-08 Jakub Jelinek <jakub@redhat.com>
4306 PR rtl-optimization/89865
4307 * config/i386/i386.md: Add peepholes for z = x; x ^= y; x != z.
4309 PR rtl-optimization/89865
4310 * config/i386/i386.md
4311 (SWI12 peephole for mem {+,-,&,|,^}= x; mem != 0): Fix up operand
4312 numbers not to clash with the additional operands[4].
4313 (peepholes for mem {+,-,&,|,^}= x; mem != 0): New peephole2s
4314 with extra register copy in the middle.
4316 2019-04-08 Martin Liska <mliska@suse.cz>
4318 PR gcov-profile/89961
4319 * doc/gcov.texi: Document data_file.
4320 * gcov.c (generate_results): Add data_info into JSON output.
4322 2019-04-01 Bin Cheng <bin.cheng@linux.alibaba.com>
4324 PR tree-optimization/89725
4325 * tree-chrec.c (chrec_contains_symbols): New parameter. Handle outer
4326 loop's chrec as invariant symbol.
4327 * tree-chrec.h (chrec_contains_symbols): New parameter.
4328 * tree-data-ref.c (analyze_miv_subscript): Pass new argument.
4329 (build_classic_dist_vector_1, add_other_self_distances): Bypass access
4330 function of loops not in DDR's loop_nest.
4331 * tree-data-ref.h (index_in_loop_nest): Add unreachable check.
4333 2019-04-08 Chenghua Xu <paul.hua.gm@gmail.com>
4336 * config/mips/mips.opt (LOONGSON_EXT2): Use Var instead of
4339 2019-04-07 Uroš Bizjak <ubizjak@gmail.com>
4342 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
4343 Avoid calling gen_lowpart with SYMBOL_REF and LABEL_REF operand.
4345 2019-04-05 Joern Rennecke <joern.rennecke@embecosm.com>
4347 * sched-deps.c (sched_macro_fuse_insns): Check return value of
4348 targetm.fixed_condition_code_regs.
4350 2019-04-05 Richard Biener <rguenther@suse.de>
4354 * tree-cfgcleanup.c (remove_forwarder_block): Always move
4355 debug bind stmts but reset them if they are not valid at the
4358 2019-04-05 Martin Liska <mliska@suse.cz>
4360 PR translation/89936
4361 * collect-utils.c (collect_execute): Use %< and %>, or %qs in
4362 order to wrap keywords or arguments.
4363 * collect2.c (main): Likewise.
4364 (scan_prog_file): Likewise.
4365 (scan_libraries): Likewise.
4366 * common/config/riscv/riscv-common.c
4367 (riscv_subset_list::parsing_subset_version): Likewise.
4368 (riscv_subset_list::parse_std_ext): Likewise.
4369 * config/aarch64/aarch64.c (aarch64_override_options_internal):
4371 * config/arm/arm.c (arm_option_override): Likewise.
4372 * config/cris/cris.c (cris_print_operand): Likewise.
4373 * config/darwin-c.c (darwin_pragma_options): Likewise.
4374 (darwin_pragma_unused): Likewise.
4375 (darwin_pragma_ms_struct): Likewise.
4376 * config/ft32/ft32.c (ft32_print_operand): Likewise.
4377 * config/i386/i386.c (print_reg): Likewise.
4378 (ix86_print_operand): Likewise.
4379 * config/i386/xm-djgpp.h: Likewise.
4380 * config/iq2000/iq2000.c (iq2000_print_operand): Likewise.
4381 * config/m32c/m32c.c (m32c_option_override): Likewise.
4382 * config/msp430/msp430.c (msp430_option_override): Likewise.
4383 * config/nds32/nds32.c (nds32_option_override): Likewise.
4384 * config/nvptx/mkoffload.c (main): Likewise.
4385 * config/rx/rx.c (rx_print_operand): Likewise.
4386 (valid_psw_flag): Likewise.
4387 * config/vms/vms-c.c (vms_pragma_member_alignment): Likewise.
4388 (vms_pragma_nomember_alignment): Likewise.
4389 (vms_pragma_extern_model): Likewise.
4390 * lto-wrapper.c (compile_offload_image): Likewise.
4391 * omp-offload.c (oacc_parse_default_dims): Likewise.
4392 * symtab.c (symtab_node::verify_base): Likewise.
4393 * tlink.c (recompile_files): Likewise.
4394 (start_tweaking): Likewise.
4395 * tree-profile.c (parse_profile_filter): Likewise.
4397 2019-04-05 Richard Sandiford <richard.sandiford@arm.com>
4399 PR tree-optimization/89956
4400 * tree-ssa-math-opts.c (convert_mult_to_fma): Protect against
4401 multiple negates of the same value.
4403 2019-04-04 Martin Sebor <msebor@redhat.com>
4407 * builtins.c (expand_builtin_strnlen): Make sure wi::ltu_p operands
4408 have the same precision since the function crashes otherwise.
4409 * calls.c (maybe_warn_nonstring_arg): Avoid assuming strnlen() call
4410 has non-zero arguments.
4412 2019-04-04 Martin Sebor <msebor@redhat.com>
4415 * gimple-ssa-warn-restrict.c (builtin_access::builtin_access): Bail
4416 out if the number of arguments is less than expected.
4418 2019-04-04 Jeff Law <law@redhat.com>
4420 PR rtl-optimization/89399
4421 * ree.c (combine_set_extension): Use single_set rather than
4422 digging into PATTERN for items on the candidate list.
4423 (combine_reaching_defs): Likewise.
4425 2019-04-04 Richard Sandiford <richard.sandiford@arm.com>
4427 PR rtl-optimization/46590
4428 * loop-invariant.c (find_defs): Move df_remove_problem and
4429 df_process_deferred_rescans to move_invariants.
4430 Move df_live_add_problem and df_live_set_all_dirty calls
4432 (move_invariants): Likewise.
4433 (move_loop_invariants): Likewise, making the df_live calls
4434 conditional on -O. Remove the problem again if we added it
4437 2019-04-03 qing zhao <qing.zhao@oracle.com>
4439 PR tree-optimization/89730
4440 * ipa-inline.c (can_inline_edge_p): Delete the checking for
4441 -flive-patching=inline-only-static.
4442 (can_inline_edge_by_limits_p): Add the checking for
4443 -flive-patching=inline-only-static and grant always_inline
4444 even when -flive-patching=inline-only-static is specified.
4446 2019-04-03 Jeff Law <law@redhat.com>
4448 PR rtl-optimization/81025
4449 * reorg.c (skip_consecutive_labels): Do not skip past a BARRIER.
4451 2019-04-03 Richard Biener <rguenther@suse.de>
4453 PR tree-optimization/84101
4454 * tree-vect-stmts.c: Include explow.h for hard_function_value,
4455 regs.h for hard_regno_nregs.
4456 (cfun_returns): New helper.
4457 (vect_model_store_cost): When vectorizing a store to a decl
4458 we return and the function ABI returns in a multi-reg location
4459 account for the possible spilling that will happen.
4461 2019-04-03 Andreas Krebbel <krebbel@linux.ibm.com>
4463 * config/s390/s390.c (s390_legitimate_address_p): Reject long
4464 displacement addresses for vector mode operands.
4466 2019-04-03 Claudiu Zissulescu <claziss@synopsys.com>
4468 * config/arc/arc.c (GMASK_LEN): Define.
4469 (arc_restore_callee_saves): Restore first blink when
4472 2019-04-03 Sudakshina Das <sudi.das@arm.com>
4474 * doc/extend.texi: Add deprecated comment on sign-return-address
4475 function attribute and add mbranch-protection.
4476 * doc/invoke.texi: Add bti to the options for mbranch-protection.
4478 2019-04-03 Richard Biener <rguenther@suse.de>
4481 * lto-wrapper.c (run_gcc): Avoid implicit rules making
4482 the all target phony.
4484 2019-04-02 Uroš Bizjak <ubizjak@gmail.com>
4488 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
4489 Return false for variable DImode shifts.
4490 (dimode_scalar_chain::compute_convert_gain): Do not handle
4491 register count operand in variable DImode shifts.
4492 (dimode_scalar_chain::make_vector_copies): Remove support to copy
4493 count argument of a variable shift instruction to a vector register.
4494 (dimode_scalar_chain::convert_reg): Remove support to convert
4495 count argument of a variable shift instruction.
4497 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
4499 PR rtl-optimization/84206
4500 * sel-sched-ir.h (get_all_loop_exits): Avoid the outer loop when
4501 iterating over loop headers.
4503 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
4505 PR rtl-optimization/85876
4506 * sel-sched.c (code_motion_path_driver): Avoid unwinding first_insn
4507 beyond the original fence.
4509 2019-04-02 Ulrich Weigand <uweigand@de.ibm.com>
4511 * config.gcc: Mark spu* targets as deprecated/obsolete.
4513 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4515 * config/s390/s390-builtin-types.def: New builtin function type
4516 definitions. Remove unused types.
4517 * config/s390/s390-builtins.def (s390_vcdgb, s390_vcdlgb)
4518 (s390_vcgdb, s390_vclgdb): Remove low-level builtin definitions.
4519 (s390_vec_float, s390_vec_signed, s390_vec_unsigned): New
4520 overloaded builtins.
4521 (s390_vcefb, s390_vcdgb, s390_vcelfb, s390_vcdlgb, s390_vcfeb)
4522 (s390_vcgdb, s390_vclfeb, s390_vclgdb): New low-level builtins.
4523 * config/s390/vecintrin.h (vec_float): New builtin macro definition.
4524 (vec_double, vec_signed, vec_unsigned): Define to use the new
4525 overloaded builtins.
4526 * config/s390/vx-builtins.md ("vec_double_s64", "vec_double_u64"):
4529 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4531 * config/s390/s390-builtin-types.def: New builtin function type
4533 * config/s390/s390-builtins.def (s390_vec_search_string_cc)
4534 (s390_vec_search_string_until_zero_cc): New overloaded builtins.
4535 (s390_vstrsb, s390_vstrsh, s390_vstrsf, s390_vstrszb)
4536 (s390_vstrszh, s390_vstrszf): New low-level builtins.
4537 * config/s390/s390.md (UNSPEC_VEC_VSTRS, UNSPEC_VEC_VSTRSCC): New
4538 constant definitions.
4539 * config/s390/vecintrin.h (vec_search_string_cc)
4540 (vec_search_string_until_zero_cc): New builtin name definitions.
4541 * config/s390/vx-builtins.md ("vstrs<mode>", "vstrsz<mode>"): New
4543 ("vec_vstrs<mode>"): New insn definition.
4545 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4547 * config/s390/s390-builtin-types.def: Add new builtin function
4549 * config/s390/s390-builtins.def (s390_vec_sldb, s390_vec_srdb):
4550 New overloaded builtins.
4551 (s390_vec_sldb, s390_vec_srdb): New low-level builtins. and
4553 * config/s390/s390.md (UNSPEC_VEC_SLDB): Rename to ...
4554 (UNSPEC_VEC_SLDBYTE): ... this.
4555 (UNSPEC_VEC_SLDBIT, UNSPEC_VEC_SRDBIT): New constant definitions.
4556 * config/s390/vecintrin.h (vec_sldb, vec_srdb): New builtin name
4558 * config/s390/vx-builtins.md ("vec_sld<mode>", "vec_sldw<mode>"):
4559 Rename UNSPEC_VEC_SLDB to UNSPEC_VEC_SLDBYTE.
4560 ("vec_sldb<mode>", "vec_srdb<mode>"): New insn definitions.
4562 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4564 ("*vec_splats_bswap_vec<mode>", "*vec_splats_bswap_elem<mode>"):
4565 New insn definition.
4566 * config/s390/vx-builtins.md (V_HW_HSD): Move to ...
4567 * config/s390/vector.md (V_HW_HSD): ... here.
4569 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4571 * config/s390/vecintrin.h: Map vec_vster low-level builtins to vec_vler.
4572 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>")
4573 ("*vec_set_bswap_elem<mode>", "*vec_set_bswap_vec<mode>")
4574 ("*vec_extract_bswap_vec<mode>", "*vec_extract_bswap_elem<mode>"):
4575 New insn definitions.
4577 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4579 * config/s390/s390-builtin-types.def: Add new builtin function type.
4580 * config/s390/s390-builtins.def: Add overloaded builtin
4581 s390_vec_reve and low-level builtins for s390_vler and s390_vster.
4582 * config/s390/s390.md (UNSPEC_VEC_ELTSWAP): New constant definition.
4583 * config/s390/vecintrin.h (vec_reve): New builtin name definition.
4584 * config/s390/vx-builtins.md (V_HW_HSD): New mode iterator.
4585 ("eltswap<mode>"): New expander.
4586 ("*eltswapv16qi", "*eltswap<mode>", "*eltswap<mode>_emu"): New
4589 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4591 * config/s390/s390-builtin-types.def: Add new builtin function types.
4592 * config/s390/s390-builtins.def: Add overloaded builtin
4593 s390_vec_revb. Add low-level builtins for vlbr and vstbr
4595 * config/s390/vecintrin.h (vec_revb): New builtin name definition.
4596 * config/s390/vector.md (VT_HW_HSDT): New mode iterator.
4597 ("bswap<mode>"): New expander.
4598 ("*bswap<mode>", "*bswap<mode>_emu"): New insn definitions.
4600 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4602 * config/s390/s390-builtins.def (B_VXE2): New builtin flag definition.
4603 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Increment
4604 vector builtin version number in __VEC__.
4606 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4608 * config/s390/s390.md (VX_CONV_BFP, VX_CONV_INT): New mode
4610 (SFSI): New mode attribute.
4611 ("*fixuns_truncdfdi2_vx", "*fix_truncdfdi2_bfp_z13")
4612 ("*floatunsdidf2_z13", ): Add support for 32 bit conversions and
4614 ("*fixuns_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_z13")
4615 ("*fix_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_bfp_z13")
4616 ("*floatuns<VX_CONV_INT:mode><VX_CONV_BFP:mode>2_z13"): ... these.
4617 ("floatsi<mode>2"): Add wcefb instruction.
4619 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4621 * config/s390/s390.md ("xde"): Extend mode attribute to vector types.
4622 * config/s390/vector.md (VX_VEC_CONV_BFP, VX_VEC_CONV_INT): New
4624 ("floatv2div2df2", "floatunsv2div2df2", "fix_truncv2dfv2di2")
4625 ("fixuns_truncv2dfv2di2"): Enhance with mode iterator to also
4626 support 32 bit fp-int conversions. Rename to ...
4627 ("float<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
4628 ("floatuns<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
4629 ("fix_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2")
4630 ("fixuns_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2"):
4633 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4635 * config/s390/s390.c (s390_rtx_costs): Do not add extra costs for
4636 if-then-else constructs if we can use the select instruction.
4637 * config/s390/s390.md ("*mov<mode>cc"): Add the new instructions.
4639 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4641 * config/s390/s390.md ("*popcountdi_arch13_cc")
4642 ("*popcountdi_arch13_cconly", "*popcountdi_arch13"): New insn
4644 ("*popcount<mode>", "popcountdi2", "popcountsi2", "popcounthi2"):
4645 Append _z196 to make it ...
4646 ("*popcount<mode>_z196", "popcountdi2_z196", "popcountsi2_z196")
4647 ("popcounthi2_z196"): ... this.
4648 ("popcountdi2_z196"): Remove TARGET_64BIT from the insn condition.
4649 ("popcountdi2", "popcountsi2", "popcounthi2"): New expanders.
4651 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4653 * config/s390/s390.c (s390_canonicalize_comparison): Convert
4654 certain compares for arch13 in order to make use of the condition
4655 code result produced by the new instructions.
4656 (s390_rtx_costs): Adjust the costs for nnrk, nngrk, nork, nogrk,
4657 nxrk, and nxgrk instruction patterns.
4658 * config/s390/s390.md (ANDOR, bitops_name, inv_bitops_name)
4659 (inv_no): Add new code iterator together with some attributes.
4660 ("*andc_split_<mode>"): Disable splitter for arch13.
4661 ("*<ANDOR:bitops_name>c<GPR:mode>_cc")
4662 ("*<ANDOR:bitops_name>c<GPR:mode>_cconly")
4663 ("*<ANDOR:bitops_name>c<GPR:mode>")
4664 ("*n<ANDOR:inv_bitops_name><GPR:mode>_cc")
4665 ("*n<ANDOR:inv_bitops_name><mode>_cconly")
4666 ("*n<ANDOR:inv_bitops_name><mode>", "*nxor<GPR:mode>_cc")
4667 ("*nxor<mode>_cconly", "*nxor<mode>"): New insn definitions.
4669 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4671 * common/config/s390/s390-common.c (processor_flags_table): New
4673 * config.gcc: Support arch13 with the --with-arch= configure flag.
4674 * config/s390/driver-native.c (s390_host_detect_local_cpu):
4675 * config/s390/s390-opts.h (enum processor_type): Add PROCESSOR_ARCH13.
4676 * config/s390/s390.c (s390_get_sched_attrmask)
4677 (s390_get_unit_mask): Add PROCESSOR_ARCH13.
4678 * config/s390/s390.h (enum processor_flags): Add PF_VXE2 and PF_ARCH13.
4679 * config/s390/s390.md (TARGET_CPU_ARCH13, TARGET_CPU_ARCH13_P)
4680 (TARGET_CPU_VXE2, TARGET_CPU_VXE2_P, TARGET_ARCH13)
4681 (TARGET_ARCH13_P, TARGET_VXE2, TARGET_VXE2_P): New macro
4683 * config/s390/s390.opt: Support arch13 as processor type in
4684 command line options.
4686 2019-04-02 Martin Liska <mliska@suse.cz>
4688 PR translation/89912
4689 * params.def (PARAM_GRAPHITE_MAX_ARRAYS_PER_SCOP):
4690 Fix param description of graphite-max-arrays-per-scop.
4692 2019-04-02 Eric Botcazou <ebotcazou@adacore.com>
4694 * config/sparc/linux64.h (ASAN_REJECT_SPEC): New macro.
4695 (ASAN_CC1_SPEC): Use it in 64-bit mode.
4696 * config/sparc/sol2.h (ASAN_REJECT_SPEC): Remove superfluous colon.
4698 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
4700 PR rtl-optimization/85412
4701 * sel-sched.c (sel_sched_region): Assign reset_sched_cycles_p before
4702 sel_sched_region_1, not after.
4704 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
4706 PR rtl-optimization/86928
4707 * sel-sched-ir.c (sel_redirect_edge_and_branch_force): Invoke
4708 compute_live if necessary.
4709 (sel_redirect_edge_and_branch): Likewise.
4711 2019-04-01 Vladimir Makarov <vmakarov@redhat.com>
4713 PR rtl-optimization/89865
4714 * ira-costs.c (process_bb_node_for_hard_reg_moves): Skip hard
4715 register if it is a part of small class.
4717 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
4719 PR rtl-optimization/87273
4720 * sel-sched-ir.c (merge_fences): Remove assert.
4722 2019-04-01 Richard Biener <rguenther@suse.de>
4724 PR tree-optimization/46590
4725 * domwalk.h (dom_walker::dom_walker): Consolidate constructors.
4726 (dom_walker::m_reachability): Add in place of...
4727 (dom_walker::m_skip_unreachable_blocks): ...this.
4728 * domwalk.c (dom_walker::dom_walker): Consoliate constructors.
4729 Move complex initialization ...
4730 (dom_walker::walk): Here. Especially compute m_bb_to_rpo
4731 lazily and initialize edge flags on each invocation.
4732 (dom_walker::bb_reachable): Use m_reachability.
4734 2019-04-01 Martin Liska <mliska@suse.cz>
4737 * opt-suggestions.c (option_proposer::build_option_suggestions):
4738 Add variant without any argument in order to provide better
4741 2019-04-01 Richard Biener <rguenther@suse.de>
4744 * gimple.c: Include langhooks.h.
4745 (gimple_get_alias_set): Treat enumeral types as the underlying
4748 2019-03-29 Kugan Vivekanandarajah <kuganv@linaro.org>
4749 Eric Botcazou <ebotcazou@adacore.com>
4751 PR rtl-optimization/89862
4752 * rtl.h (word_register_operation_p): Exclude CONST_INT from operations
4753 that operates on the full registers for WORD_REGISTER_OPERATIONS
4756 2019-03-29 Jim Wilson <jimw@sifive.com>
4758 * common/config/riscv/riscv-common.c (riscv_parse_arch_string):
4759 Clear MASK_RVC and then set if C subset supported.
4761 2019-03-29 Jakub Jelinek <jakub@redhat.com>
4764 * gimplify.c (gimplify_compound_literal_expr): Don't optimize a
4765 non-addressable complit into its initializer if it is volatile.
4767 2019-03-29 Roman Zhuykov <zhroma@ispras.ru>
4769 * opts-common.c (integral_argument): Set errno properly in one case.
4771 2019-03-29 Martin Liska <mliska@suse.cz>
4773 * doc/invoke.texi: Remove -Wchkp from documentation.
4775 2019-03-29 Martin Liska <mliska@suse.cz>
4777 * dbgcnt.c (print_limit_reach): New function.
4780 2019-03-29 Martin Liska <mliska@suse.cz>
4782 * dbgcnt.c (dbg_cnt_process_single_pair): Fix GNU coding style.
4783 (dbg_cnt_process_opt): Parse first tokens aas
4784 dbg_cnt_process_single_pair is also using strtok.
4786 2019-03-29 Jakub Jelinek <jakub@redhat.com>
4788 PR rtl-optimization/87485
4789 * function.c (expand_function_end): Move stack_protect_epilogue
4790 before loading of return value into hard register(s).
4792 2019-03-28 Jakub Jelinek <jakub@redhat.com>
4795 * tree-inline.h (struct copy_body_data): Add
4796 dont_remap_vla_if_no_change flag.
4797 * tree-inline.c (remap_type_3, remap_type_2): New functions.
4798 (remap_type): Don't remap vla types if id->dont_remap_vla_if_no_change
4799 and remap_type_2 returns false.
4800 * omp-low.c (new_omp_context): Set ctx->cb.dont_remap_vla_if_no_change.
4801 Move ctx->cb.adjust_array_error_bounds setting to the outermost ctx
4802 only from where it is copied to nested contexts.
4804 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
4807 * config/i386/i386.md (RMW operation with LEA peephole):
4808 Use LEAMODE mode attribute instead of SWI mode iterator for
4811 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
4814 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
4815 Also process XEXP (src, 0) of a shift insn.
4817 2019-03-28 David Malcolm <dmalcolm@redhat.com>
4820 * optinfo-emit-json.cc (optrecord_json_writer::optinfo_to_json):
4821 Use DECL_ASSEMBLER_NAME rather than get_fnname_from_decl.
4823 2019-03-28 Jakub Jelinek <jakub@redhat.com>
4825 * regcprop.c (copyprop_hardreg_forward_1): Remove redundant INSN_P
4827 (cprop_hardreg_bb, cprop_hardreg_debug): New functions.
4828 (pass_cprop_hardreg::execute): Use those. Don't repeat bb processing
4829 immediately after first one with df_analyze in between, but rather
4830 process all bbs, queueing ones that need second pass in a worklist,
4831 df_analyze, process queued debug insn changes and if second pass is
4832 needed, process bbs from worklist, df_analyze, process queued debug
4835 * rtl.h (NONDEBUG_INSN_P): Define as NONJUMP_INSN_P or JUMP_P
4836 or CALL_P instead of INSN_P && !DEBUG_INSN_P.
4837 (INSN_P): Define using NONDEBUG_INSN_P or DEBUG_INSN_P.
4839 2019-03-28 Jonathan Wakely <jwakely@redhat.com>
4842 * gengtype.h (create_nested_ptr_option): Fix parameter names to match
4845 2019-03-27 Mateusz B <mateuszb@poczta.onet.pl>
4848 * config/i386/i386.c (ix86_function_value_1): Call the newly added
4849 function for 32-bit MS_ABI.
4850 (function_value_ms_32): New function.
4852 2019-03-27 Andrew Stubbs <ams@codesourcery.com>
4854 * config/gcn/gcn.md (CC_SAVE_REG): New constant.
4855 (movdi): Call gen_movdi_symbol_save_scc.
4856 (gen_movdi_symbol_save_scc): New insn and split.
4858 2019-03-27 Peter Bergner <bergner@linux.ibm.com>
4860 PR rtl-optimization/89313
4861 * function.c (matching_constraint_num): New static function.
4862 (match_asm_constraints_1): Use it. Fixup white space and comment.
4863 Don't replace inputs with non-matching constraints which conflict
4864 with early clobber outputs.
4866 2019-03-27 Jeff Law <law@redhat.com>
4869 PR rtl-optimization/87761
4870 PR rtl-optimization/89826
4871 * regcprop.c (copyprop_hardreg_forward_1): Move may_trap_p test
4873 (pass_cprop_hardreg::execute): Call df_analyze after adding the
4874 note problem to get REG_DEAD/REG_UNUSED notes updated.
4876 2019-03-27 Richard Biener <rguenther@suse.de>
4878 PR tree-optimization/89463
4879 * tree-ssa-dce.c (remove_dead_stmt): Take output vector to
4880 queue edges to remove.
4881 (eliminate_unnecessary_stmts): Remove dead PHIs alongside
4882 dead stmts. Delay edge removal until PHIs are removed to
4883 make debug-stmt creation not confused by seemingly degenerate
4886 2019-03-27 Alan Modra <amodra@gmail.com>
4888 * config/rs6000/rs6000.h: Rename NON_SPECIAL_REGS to GEN_OR_FLOAT_REGS
4890 * config/rs6000/darwin.h: Likewise.
4891 * config/rs6000/rs6000.c: Likewise.
4893 2019-03-27 Alan Modra <amodra@gmail.com>
4895 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Always
4896 assign rs6000_hard_regno_mode_ok_p[m][r]. Formatting.
4898 2019-03-26 Andrew Waterman <andrew@sifive.com>
4899 Jim Wilson <jimw@sifive.com>
4901 * config/riscv/generic.md (generic_alu, generic_load, generic_store)
4902 (generic_xfer, generic_branch, generic_imul, generic_idivsi)
4903 (generic_idivdi, generic_fmul_single, generic_fmul_double)
4904 (generic_fdiv, generic_fsqrt): Add check for generic tune.
4905 (generic_alu): Add auipc to type list.
4906 * config/riscv/riscv-opts.h (enum riscv_microarchitecture_type): New.
4907 (riscv_microarchitecture): Declare.
4908 * config/riscv/riscv-protos.h (riscv_store_data_bypass_p): Declare.
4909 * config/riscv/riscv.c (struct riscv_cpu_info): Add microarchitecture
4911 (riscv_microarchitecture): New.
4912 (sifive_7_tune_info): New.
4913 (riscv_cpu_info_table): Add microarchitecture value for rocket and
4914 size. Add sifive-3-series, sifive-5-series, and sifive-7-series
4916 (riscv_store_data_bypass_p): New.
4917 (riscv_option_override): Set riscv_microarchitecture from
4918 cpu->microarchitecture.
4919 * config/riscv/riscv.md: Include sifive-7.md.
4922 (auipc<mode>): Change type to auipc.
4923 (restore_stack_nonlocal): New.
4924 * config/riscv/sifive-7.md: New.
4925 * doc/invoke.texi (RISC-V Options): Update mtune docs.
4927 2019-03-26 Uroš Bizjak <ubizjak@gmail.com>
4930 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
4931 Also process XEXP (src, 0) of a shift insn.
4933 2019-03-26 Richard Biener <rguenther@suse.de>
4935 * tree-inline.c (remap_gimple_stmt): Cache gimple_block.
4936 (copy_debug_stmt): Likewise.
4937 (expand_call_inline): Likewise.
4938 (copy_bb): Avoid redundant lookup & set of gimple_block.
4939 * gimple-low.c (lower_gimple_return): Likewise.
4940 (lower_builtin_setjmp): Likewise.
4942 2019-03-26 Jakub Jelinek <jakub@redhat.com>
4944 * hash-table.h (hash_table::m_gather_mem_stats): If GATHER_STATISTICS
4945 is constant 0, turn into static const data member initialized to false.
4946 (hash_table::hash_table): Only initialize m_gather_mem_stats #if
4947 GATHER_STATISTICS. Add ATTRIBUTE_UNUSED to gather_mem_stats param.
4949 2019-03-26 Jason Merrill <jason@redhat.com>
4950 Jakub Jelinek <jakub@redhat.com>
4952 * mem-stats.h (mem_alloc_description::unregister_descriptor): New
4954 (mem_alloc_description::release_object_overhead): Fix comment typos.
4955 * hash-table.h (hash_table::~hash_table): Call
4956 release_instance_overhead only if m_entries is non-NULL, otherwise
4957 call unregister_descriptor.
4959 2019-03-26 Bin Cheng <bin.cheng@linux.alibaba.com>
4961 PR tree-optimization/81740
4962 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
4963 In case of outer loop vectorization, check for backward dependence
4964 at the inner loop if outer loop dependence is reversed.
4966 2019-03-26 Alan Modra <amodra@gmail.com>
4968 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Correct
4969 rs6000_vector_mem init. Correct wI and wJ comment.
4971 2019-03-25 Alexander Monakov <amonakov@ispras.ru>
4973 PR rtl-optimization/88347
4974 PR rtl-optimization/88423
4975 * sched-deps.c (sched_analyze_insn): Take into account that for
4976 tablejumps the barrier appears after a label and a jump_table_data.
4978 2019-03-25 Martin Sebor <msebor@redhat.com>
4981 * c-common.c (check_user_alignment): Rename local. Correct maximum
4982 alignment in diagnostic. Avoid assuming argument fits in SHWI,
4983 convert it to UHWI when it fits.
4985 2019-03-25 Johan Karlsson <johan.karlsson@enea.com>
4988 * dwarf2out.c (premark_used_variables): New function.
4989 (prune_unused_types_walk): Do not mark not premarked external
4991 (prune_unused_types): Call premark_used_variables.
4993 2019-03-25 Vladimir Makarov <vmakarov@redhat.com>
4995 PR rtl-optimization/89676
4996 * lra-constraints.c (curr_insn_transform): Do match reload for
4997 early clobbers when the match was successful only for different
5000 2019-03-25 Martin Sebor <msebor@redhat.com>
5002 * doc/extend.texi (Common Type Attributes): Document vector_size.
5003 (Common Variable Attributes): Mention size constraint. Correct
5005 (Vector Extensions): Use @dfn when defining bas type. Clarify
5006 base type and size constraints.
5008 2019-03-25 Richard Biener <rguenther@suse.de>
5010 PR tree-optimization/89789
5011 * tree-ssa-sccvn.c (set_ssa_val_to): Do not allow lattice
5012 changes from non-undefined back to undefined.
5014 2019-03-25 Thomas Otto <thomas.otto@pdv-fs.de>
5016 * dwarf2out.c (comp_dir_string): cached_wd could be set to both a
5017 heap string and a gc string, but since this variable is unknown to
5018 ggc the gc string might get reused and corrupted. Fixed by always
5019 using a heap string.
5021 2019-03-25 Richard Biener <rguenther@suse.de>
5023 PR tree-optimization/89779
5024 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Return
5025 to remove IV defs, delay actual removal.
5026 (tree_ssa_iv_optimize_loop): Likewise. Avoid SCEV reset.
5027 (tree_ssa_iv_optimize): Remove eliminated IV defs at the
5028 very end, properly also reset loop control IV information.
5030 2019-03-25 Richard Biener <rguenther@suse.de>
5032 PR tree-optimization/89802
5033 * tree-ssa-math-opts.c (convert_mult_to_fma_1): Properly
5034 move EH data to folded stmt.
5036 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
5038 * config/s390/s390-builtin-types.def: Remove few unused types and
5039 fix sort order for others.
5041 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
5043 * config/s390/s390-c.c (s390_fn_types_compatible): Print the
5044 expected and found types with -mdebug during builtin matching.
5046 2019-03-25 Richard Biener <rguenther@suse.de>
5049 * fold-const.c (operand_equal_p): Revert last change with
5052 2019-03-24 Segher Boessenkool <segher@kernel.crashing.org>
5054 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add REG_EQUAL
5055 notes for the result of the __tls_get_addr calls.
5056 * config/rs6000/rs6000.md (unspec UNSPEC_TLS_GET_ADDR): New.
5058 2019-03-24 Jeff Law <law@redhat.com>
5060 * config/bfin/bfin.md (movpdi): Fix length for alternative 1.
5062 PR rtl-optimization/87761
5063 * regcprop.c (copyprop_hardreg_forward_1): Check may_trap_p on SET,
5064 not INSN. Also check RTX_FRAME_RELATED_P. Queue insns for DF rescan
5066 (pass_cprop_hardreg::execute): Add df note problem and defer insn
5067 rescans. Reprocess blocks as needed, calling df_analyze before
5068 reprocessing. Always call df_analyze before fixing up debug bind
5071 2019-03-23 Segher Boessenkool <segher@kernel.crashing.org>
5073 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Implement for 32-bit
5076 2019-03-22 Andrew Pinski <apinski@marvell.com>
5078 * config/aarch64/aarch64.md (zero_extendsidi2_aarch64): Fix type
5079 attrribute for uxtw.
5081 2019-03-26 Jeff Law <law@redhat.com>
5083 PR rtl-optimization/87761
5084 * config/mips/mips-protos.h (mips_split_move): Add new argument.
5085 (mips_emit_move_or_split): Pass NULL for INSN into mips_split_move.
5086 (mips_split_move): Accept new INSN argument. Try to forward SRC
5087 into the next instruction.
5088 (mips_split_move_insn): Pass INSN through to mips_split_move.
5090 2019-03-22 Vladimir Makarov <vmakarov@redhat.com>
5092 PR rtl-optimization/89676
5093 * lra-constraints.c (curr_insn_transform): Do match reload for
5094 early clobbers even if the match was successful.
5096 2019-03-22 Jakub Jelinek <jakub@redhat.com>
5099 * doc/invoke.texi (-fconstexpr-ops-limit=): Document.
5101 2019-03-22 Bill Schmidt <wschmidt@linux.ibm.com>
5103 * config/rs6000/mmintrin.h (_mm_sub_pi32): Fix typo.
5105 2019-03-22 Jakub Jelinek <jakub@redhat.com>
5107 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>,
5108 <avx512>_fmsub_<mode>_mask3<round_name>,
5109 <avx512>_fnmadd_<mode>_mask3<round_name>,
5110 <avx512>_fnmsub_<mode>_mask3<round_name>,
5111 avx512f_vmfmadd_<mode>_mask3<round_name>,
5112 avx512f_vmfmsub_<mode>_mask3<round_name>,
5113 *avx512f_vmfnmadd_<mode>_mask3<round_name>): Use <round_nimm_predicate>
5114 instead of register_operand and %v instead of v for match_operand 1.
5115 (avx512f_vmfnmsub_<mode>_mask3<round_name>): Rename to ...
5116 (*avx512f_vmfnmsub_<mode>_mask3<round_name>): ... this. Use
5117 <round_nimm_predicate> instead of register_operand and %v instead of v
5118 for match_operand 1.
5120 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask<round_name>,
5121 <avx512>_fmadd_<mode>_mask3<round_name>,
5122 <avx512>_fmsub_<mode>_mask<round_name>,
5123 <avx512>_fmsub_<mode>_mask3<round_name>,
5124 <avx512>_fnmadd_<mode>_mask<round_name>,
5125 <avx512>_fnmadd_<mode>_mask3<round_name>,
5126 <avx512>_fnmsub_<mode>_mask<round_name>,
5127 <avx512>_fnmsub_<mode>_mask3<round_name>,
5128 <avx512>_fmaddsub_<mode>_mask<round_name>,
5129 <avx512>_fmaddsub_<mode>_mask3<round_name>,
5130 <avx512>_fmsubadd_<mode>_mask<round_name>,
5131 <avx512>_fmsubadd_<mode>_mask3<round_name>): Use
5132 <round_nimm_predicate> instead of nonimmediate_operand.
5133 (fmai_vmfmadd_<mode><round_name>, fmai_vmfmsub_<mode><round_name>,
5134 fmai_vmfnmadd_<mode><round_name>, fmai_vmfnmsub_<mode><round_name>):
5135 Use register_operand instead of <round_nimm_predicate> for the
5136 operand that needs to match output.
5137 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>,
5138 *fmai_fnmadd_<mode><round_name>, *fmai_fnmsub_<mode><round_name>):
5139 Likewise. Formatting fixes.
5142 * config/i386/i386.c (enum ix86_builtins): Remove
5143 IX86_BUILTIN_VFMSUBSD3_MASK3 and IX86_BUILTIN_VFMSUBSS3_MASK3.
5144 * config/i386/i386-builtin.def (__builtin_ia32_vfmaddsd3_mask,
5145 __builtin_ia32_vfmaddsd3_mask3, __builtin_ia32_vfmaddsd3_maskz,
5146 __builtin_ia32_vfmsubsd3_mask3, __builtin_ia32_vfmaddss3_mask,
5147 __builtin_ia32_vfmaddss3_mask3, __builtin_ia32_vfmaddss3_maskz,
5148 __builtin_ia32_vfmsubss3_mask3): New builtins.
5149 * config/i386/sse.md (avx512f_vmfmadd_<mode>_mask<round_name>,
5150 avx512f_vmfmadd_<mode>_mask3<round_name>,
5151 avx512f_vmfmadd_<mode>_maskz_1<round_name>,
5152 *avx512f_vmfmsub_<mode>_mask<round_name>,
5153 avx512f_vmfmsub_<mode>_mask3<round_name>,
5154 *avx512f_vmfmasub_<mode>_maskz_1<round_name>,
5155 *avx512f_vmfnmadd_<mode>_mask<round_name>,
5156 *avx512f_vmfnmadd_<mode>_mask3<round_name>,
5157 *avx512f_vmfnmadd_<mode>_maskz_1<round_name>,
5158 *avx512f_vmfnmsub_<mode>_mask<round_name>,
5159 avx512f_vmfnmsub_<mode>_mask3<round_name>,
5160 *avx512f_vmfnmsub_<mode>_maskz_1<round_name>): New define_insns.
5161 (avx512f_vmfmadd_<mode>_maskz<round_expand_name>): New define_expand.
5162 * config/i386/avx512fintrin.h (_mm_mask_fmadd_sd, _mm_mask_fmadd_ss,
5163 _mm_mask3_fmadd_sd, _mm_mask3_fmadd_ss, _mm_maskz_fmadd_sd,
5164 _mm_maskz_fmadd_ss, _mm_mask_fmsub_sd, _mm_mask_fmsub_ss,
5165 _mm_mask3_fmsub_sd, _mm_mask3_fmsub_ss, _mm_maskz_fmsub_sd,
5166 _mm_maskz_fmsub_ss, _mm_mask_fnmadd_sd, _mm_mask_fnmadd_ss,
5167 _mm_mask3_fnmadd_sd, _mm_mask3_fnmadd_ss, _mm_maskz_fnmadd_sd,
5168 _mm_maskz_fnmadd_ss, _mm_mask_fnmsub_sd, _mm_mask_fnmsub_ss,
5169 _mm_mask3_fnmsub_sd, _mm_mask3_fnmsub_ss, _mm_maskz_fnmsub_sd,
5170 _mm_maskz_fnmsub_ss, _mm_mask_fmadd_round_sd, _mm_mask_fmadd_round_ss,
5171 _mm_mask3_fmadd_round_sd, _mm_mask3_fmadd_round_ss,
5172 _mm_maskz_fmadd_round_sd, _mm_maskz_fmadd_round_ss,
5173 _mm_mask_fmsub_round_sd, _mm_mask_fmsub_round_ss,
5174 _mm_mask3_fmsub_round_sd, _mm_mask3_fmsub_round_ss,
5175 _mm_maskz_fmsub_round_sd, _mm_maskz_fmsub_round_ss,
5176 _mm_mask_fnmadd_round_sd, _mm_mask_fnmadd_round_ss,
5177 _mm_mask3_fnmadd_round_sd, _mm_mask3_fnmadd_round_ss,
5178 _mm_maskz_fnmadd_round_sd, _mm_maskz_fnmadd_round_ss,
5179 _mm_mask_fnmsub_round_sd, _mm_mask_fnmsub_round_ss,
5180 _mm_mask3_fnmsub_round_sd, _mm_mask3_fnmsub_round_ss,
5181 _mm_maskz_fnmsub_round_sd, _mm_maskz_fnmsub_round_ss): New intrinsics.
5183 2019-03-21 Martin Sebor <msebor@redhat.com>
5185 PR tree-optimization/89350
5186 * builtins.c (compute_objsize): Also ignore offsets whose upper
5188 * gimple-ssa-warn-restrict.c (builtin_memref): Add new member.
5189 (builtin_memref::builtin_memref): Initialize new member.
5190 Allow EXPR to be null.
5191 (builtin_memref::extend_offset_range): Replace local with a member.
5192 Avoid assuming pointer offsets are unsigned.
5193 (builtin_memref::set_base_and_offset): Determine base object
5194 before computing offset range.
5195 (builtin_access::builtin_access): Handle memset.
5196 (builtin_access::generic_overlap): Replace local with a member.
5197 (builtin_access::strcat_overlap): Same.
5198 (builtin_access::overlap): Same.
5199 (maybe_diag_overlap): Same.
5200 (maybe_diag_access_bounds): Same.
5201 (wrestrict_dom_walker::check_call): Handle memset.
5202 (check_bounds_or_overlap): Same.
5204 2019-03-21 Jan Hubicka <hubicka@ucw.cz>
5205 Jakub Jelinek <jakub@redhat.com>
5208 * tree.c (fld_type_variant, fld_incomplete_type_of,
5209 fld_process_array_type): Call fld->pset.add and don't call
5210 add_tree_to_fld_list if it returns true.
5211 (free_lang_data_in_type): Similarly with self-recursive call. Purge
5212 non-marked types from TYPE_NEXT_VARIANT list.
5213 (find_decls_types_r): Call fld_worklist_push for TYPE_CANONICAL (t).
5215 2019-03-21 Jakub Jelinek <jakub@redhat.com>
5217 * hash-table.h (hash_table): Add Lazy template parameter defaulted
5218 to false, if true, don't alloc_entries during construction, but defer
5219 it to the first method that needs m_entries allocated.
5220 (hash_table::hash_table, hash_table::~hash_table,
5221 hash_table::alloc_entries, hash_table::find_empty_slot_for_expand,
5222 hash_table::too_empty_p, hash_table::expand, hash_table::empty_slow,
5223 hash_table::clear_slot, hash_table::traverse_noresize,
5224 hash_table::traverse, hash_table::iterator::slide): Adjust all methods.
5225 * hash-set.h (hash_set): Add Lazy template parameter defaulted to
5227 (hash_set::contains): If Lazy is true, use find_slot_with_hash with
5228 NO_INSERT instead of find_with_hash.
5229 (hash_set::traverse, hash_set::iterator, hash_set::iterator::m_iter,
5230 hash_set::m_table): Add Lazy to template params of hash_table.
5231 (gt_ggc_mx, gt_pch_nx): Use false as Lazy in hash_set template param.
5232 * attribs.c (test_attribute_exclusions): Likewise.
5233 * hash-set-tests.c (test_set_of_strings): Add iterator tests for
5234 hash_set. Add tests for hash_set with Lazy = true.
5236 2019-03-21 Richard Biener <rguenther@suse.de>
5238 PR tree-optimization/89779
5239 * tree.c (tree_nop_conversion): Consolidate and fix defensive
5240 checks with respect to released SSA names now having error_mark_node
5242 * fold-const.c (operand_equal_p): Likewise.
5244 2019-03-20 Andreas Krebbel <krebbel@linux.ibm.com>
5247 * config/s390/s390.c (global_not_special_regno_p): Move to make it
5249 (s390_optimize_register_info): Use global_not_special_regno_p to
5250 check for global regs.
5252 2019-03-20 Jakub Jelinek <jakub@redhat.com>
5255 * lra-constraints.c (process_alt_operands) <reg>: For BLKmode, don't
5256 update this_alternative nor this_alternative_set.
5258 2019-03-19 Jim Wilson <jimw@sifive.com>
5261 * config/riscv/riscv.c (riscv_valid_lo_sum_p): New arg x. New locals
5262 align, size, offset. Use them to handle a BLKmode reference. Update
5264 (riscv_classify_address): Pass info->offset to riscv_valid_lo_sum_p.
5266 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5268 PR rtl-optimization/89768
5269 * loop-unroll.c (unroll_loop_constant_iterations): Use gen_int_mode
5271 (unroll_loop_runtime_iterations): Likewise.
5273 2019-03-19 Martin Sebor <msebor@redhat.com>
5275 PR tree-optimization/89644
5276 * tree-ssa-strlen.c (handle_builtin_stxncpy): Use full_string_p
5277 rather than endptr as an indicator of nul-termination.
5279 PR tree-optimization/89644
5280 * tree-ssa-strlen.c (handle_builtin_stxncpy): Consider unterminated
5281 arrays in determining sequence sizes in strncpy and stpncpy.
5283 2019-03-19 Martin Liska <mliska@suse.cz>
5286 * predict.c (combine_predictions_for_bb): Empty likely_edges and
5287 unlikely_edges if there's an edge that belongs to both these sets.
5289 2018-03-19 Segher Boessenkool <segher@kernel.crashing.org>
5292 * config/rs6000/rs6000.md (fix_trunc<mode>si2_stfiwx): If we have a
5293 non-TARGET_MFCRF target, and the dest is memory but not 32-bit aligned,
5294 go via a stack temporary.
5296 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5299 * config/mips/mips.c (mips_expand_vec_cond_expr): Use gen_lowpart
5300 instead of gen_rtx_SUBREG.
5301 * config/mips/mips-msa.md (vec_extract<mode><unitmode>): Likewise.
5303 2019-03-19 Richard Biener <rguenther@suse.de>
5306 * opts.c (finish_options): Disable -gsplit-dwarf when doing LTO.
5308 2019-03-19 Jan Hubicka <hubicka@ucw.cz>
5312 * tree.c (free_lang_data_in_decl): Do not free context of C++
5315 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5318 * config/arm/arm.md (cmpsi2_addneg): Swap the alternatives and use
5319 subs for the first alternative except when operands[3] is 1.
5322 * gimplify.c (gimplify_asm_expr): For output argument with
5323 TREE_ADDRESSABLE type, clear allows_reg if it allows memory, otherwise
5326 2019-03-19 Eric Botcazou <ebotcazou@adacore.com>
5328 PR rtl-optimization/89753
5329 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
5330 explicit unrolling factor even more robust.
5332 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5335 * config/i386/i386.c (ix86_expand_floorceildf_32): In ceil
5336 compensation use x2 += 1 instead of x2 -= -1 and when honoring
5337 signed zeros, do another copysign after the compensation.
5339 2019-03-18 Martin Sebor <msebor@redhat.com>
5341 PR tree-optimization/89720
5342 * tree-vrp.c (vrp_prop::check_mem_ref): Treat range with max < min
5343 more conservatively, the same as anti-range.
5345 2019-03-18 Richard Biener <rguenther@suse.de>
5348 * tree-ssanames.c (release_ssa_name_fn): For released SSA names
5349 use a TREE_TYPE of error_mark_node to avoid ICEs when dumping
5350 basic-blocks that are removed. Remove restoring SSA_NAME_VAR.
5351 * tree-outof-ssa.c (eliminate_useless_phis): Remove redundant checking.
5353 2019-03-18 Andrew Stubbs <ams@codesourcery.com>
5355 * config/gcn/gcn-run.c (struct output): Make next_output unsigned.
5356 Extend queue to 1024 entries.
5357 Add "consumed" field.
5358 (gomp_print_output): Remove print_index parameter.
5359 Add final parameter.
5360 Change limit to unsigned.
5361 Use consumed field to implement circular buffer.
5362 Detect interrupted print in final pass.
5363 Flush output at the end.
5364 (run): Update gomp_print_output usage.
5365 (main): Initialize kernargs->output_data.consumed.
5367 2019-03-18 Richard Sandiford <richard.sandiford@arm.com>
5369 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Fix the
5370 calculation of the minimum number of scalar iterations for
5371 fully-predicated loops.
5373 2019-03-18 Martin Jambor <mjambor@suse.cz>
5375 PR tree-optimization/89546
5376 * tree-sra.c (propagate_subaccesses_across_link): Requeue new_acc if
5377 any propagation to its children took place.
5379 2019-03-18 Andrew Burgess <andrew.burgess@embecosm.com>
5382 * config/riscv/riscv.c (riscv_pass_fpr_single): Add offset
5383 parameter, and make use of it.
5384 (riscv_get_arg_info): Pass offset to riscv_pass_fpr_single.
5386 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5388 * config/arc/arc.opt (mcode-density-frame): Get the inital value
5389 from TARGET_CODE_DENSITY_FRAME_DEFAULT.
5390 * config/arc/elf.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
5391 * config/arc/linux.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
5392 * config/arc/arc.md (pop_multi_fp_blink): Adjust constraints to
5393 match what the ops is doing.
5394 (push_multi_fp_blink): Likewise.
5395 * config/arc/arc.c (arc_override_options): Enable enter/leave when
5396 compiling for size and elf target.
5397 (arc_save_callee_enter): Adjust note to match what enter/leave
5400 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5402 * config/arc/arc.md (tst_movb): Fix constraint.
5404 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5406 * config/arc/arc.c (TARGET_HAVE_SPECULATION_SAFE_VALUE): Define.
5408 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5410 * config/arc/arc-protos.h (arc_adjust_reg_alloc_order): Declare.
5411 * config/arc/arc.c (arc_conditional_register_usage): Remove all
5412 reg_alloc_order references.
5413 (size_alloc_order): Define.
5414 (arc_adjust_reg_alloc_order): New function.
5415 * config/arc/arc.h (REG_ALLOC_ORDER): Proper define the register
5417 (ADJUST_REG_ALLOC_ORDER): Define.
5418 (HONOR_REG_ALLOC_ORDER): Likewise.
5420 2019-03-18 Richard Biener <rguenther@suse.de>
5423 * config/i386/i386.c (ix86_add_stmt_cost): Pessimize strided
5424 loads and stores a bit more.
5426 2019-03-18 Richard Biener <rguenther@suse.de>
5429 * config/i386/i386.c (ix86_add_stmt_cost): Apply strided
5430 load pessimization to stores as well.
5432 2019-03-18 Andrey Belevantsev <abel@ispras.ru>
5435 * sel-sched.c (compute_av_set_at_bb_end): When we have an ineligible
5436 successor, use NULL as its av set.
5438 2019-03-15 Segher Boessenkool <segher@kernel.crashing.org>
5440 PR rtl-optimization/89721
5441 * lra-constraints (invariant_p): Return false if side_effects_p holds.
5443 2019-03-15 Kelvin Nilsen <kelvin@gcc.gnu.org>
5446 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5447 When handling vec_extract, use modular arithmetic to allow
5448 constant selectors greater than vector length.
5449 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Allow
5450 V1TImode vectors to have constant selector values greater than 0.
5451 Use modular arithmetic to compute vector index.
5452 (rs6000_split_vec_extract_var): Use modular arithmetic to compute
5453 index for in-memory vectors. Correct code generation for
5454 in-register vectors.
5455 (altivec_expand_vec_ext_builtin): Use modular arithmetic to
5458 2019-03-15 Alexandre Oliva <aoliva@redhat.com>
5462 * dwarf2out.c (generic_parameter_die): Follow DECL_INITIAL of
5465 2019-03-15 Jakub Jelinek <jakub@redhat.com>
5468 * tree.c (inchash::add_expr): Strip any location wrappers.
5469 * fold-const.c (operand_equal_p): Move stripping of location wrapper
5470 after hash verification.
5473 * dwarf2out.c (add_const_value_attribute): Return false for MINUS,
5474 SIGN_EXTEND and ZERO_EXTEND.
5476 2019-03-14 Jason Merrill <jason@redhat.com>
5477 Jakub Jelinek <jakub@redhat.com>
5479 * hash-table.h (remove_elt_with_hash): Return if slot is NULL rather
5480 than if is_empty (*slot).
5481 * hash-set-tests.c (test_set_of_strings): Add tests for addition of
5482 existing elt and for elt removal.
5483 * hash-map-tests.c (test_map_of_strings_to_int): Add test for removal
5484 of already removed elt.
5486 2019-03-15 H.J. Lu <hongjiu.lu@intel.com>
5489 * config/i386/i386.c (remove_partial_avx_dependency): Handle
5492 2019-03-14 Martin Liska <mliska@suse.cz>
5495 * doc/invoke.texi: Remove -fdump-class-hierarchy option.
5497 2019-03-14 Richard Biener <rguenther@suse.de>
5500 * config/i386/i386.c (make_resolver_func): Properly set
5501 DECL_CONTEXT on the RESULT_DECL.
5502 * config/rs6000/rs6000.c (make_resolver_func): Likewise.
5504 2019-03-14 Richard Biener <rguenther@suse.de>
5506 * gimple-pretty-print.c: Include cfgloop.h.
5507 (dump_gimple_phi): Adjust.
5508 (dump_gimple_bb_header): Dump loop header for GIMPLE.
5509 (pp_cfg_jump): Adjust.
5510 (dump_implicit_edges): Dump fallthru to next block for GIMPLE as well.
5511 * tree-cfg.c (build_gimple_cfg): Remove lower_phi_internal_fn call.
5512 (lower_phi_internal_fn): Remove.
5513 (verify_gimple_call): Remove IFN_PHI special-casing.
5514 (dump_function_to_file): Dump IL state.
5515 * tree-into-ssa.c (rewrite_add_phi_arguments): Revert changes
5516 done to deal with PHI nodes being present in non-SSA state.
5518 2019-03-14 Jakub Jelinek <jakub@redhat.com>
5521 * multiple_target.c (create_dispatcher_calls): Change
5522 references_to_redirect from vector of ipa_ref * to vector of ipa_ref.
5523 In the node->iterate_referring loop, push *ref rather than ref, call
5524 ref->remove_reference () and always pass 0 to iterate_referring.
5526 PR rtl-optimization/89679
5527 * expmed.c (expand_mult_const): Don't add a REG_EQUAL note if it
5528 would contain a paradoxical SUBREG.
5530 2019-03-14 Richard Biener <rguenther@suse.de>
5532 PR tree-optimization/89710
5533 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use
5536 2019-03-14 Martin Liska <mliska@suse.cz>
5538 * coverage.c (coverage_begin_function): Stream also
5540 * doc/gcov.texi: Document 2 new fields in JSON file. Improve
5541 documentation about function declaration location.
5542 * gcov-dump.c (tag_function): Print whole range
5543 of function declaration.
5544 * gcov.c (struct function_info): Add end_column field.
5545 (function_info::function_info): Initialize it.
5546 (output_json_intermediate_file): Output {start,end}_column
5548 (read_graph_file): Read end_column.
5550 2019-03-14 Richard Biener <rguenther@suse.de>
5553 * fold-const.c (operand_equal_p): For INDIRECT_REF check
5554 that the access types are similar.
5556 2019-03-14 Jakub Jelinek <jakub@redhat.com>
5558 PR tree-optimization/89703
5559 * tree-ssa-strlen.c (valid_builtin_call): Punt if stmt call types
5560 aren't compatible also with builtin_decl_explicit. Check pure
5561 or non-pure status of BUILT_IN_STR{{,N}CMP,N{LEN,{CAT,CPY}{,_CHK}}}
5562 and BUILT_IN_STPNCPY{,_CHK}.
5564 2019-03-14 H.J. Lu <hongjiu.lu@intel.com>
5567 * config/i386/i386.c (ix86_print_operand): Handle 'M' to add
5568 addr32 prefix to VSIB address for X32.
5569 * config/i386/sse.md (*avx512pf_gatherpf<mode>sf_mask): Prepend
5571 (*avx512pf_gatherpf<mode>df_mask): Likewise.
5572 (*avx512pf_scatterpf<mode>sf_mask): Likewise.
5573 (*avx512pf_scatterpf<mode>df_mask): Likewise.
5574 (*avx2_gathersi<mode>): Prepend "%M3" to opcode.
5575 (*avx2_gathersi<mode>_2): Prepend "%M2" to opcode.
5576 (*avx2_gatherdi<mode>): Prepend "%M3" to opcode.
5577 (*avx2_gatherdi<mode>_2): Prepend "%M2" to opcode.
5578 (*avx2_gatherdi<mode>_3): Prepend "%M3" to opcode.
5579 (*avx2_gatherdi<mode>_4): Prepend "%M2" to opcode.`
5580 (*avx512f_gathersi<mode>): Prepend "%M4" to opcode.
5581 (*avx512f_gathersi<mode>_2): Prepend "%M3" to opcode.
5582 (*avx512f_gatherdi<mode>): Prepend "%M4" to opcode.
5583 (*avx512f_gatherdi<mode>_2): Prepend "%M3" to opcode.
5584 (*avx512f_scattersi<mode>): Prepend "%M0" to opcode.
5585 (*avx512f_scatterdi<mode>): Likewise.
5587 2019-03-13 Vladimir Makarov <vmakarov@redhat.com>
5590 * lra-constraints.c (inherit_in_ebb): Update
5591 potential_reload_hard_regs along with live_hard_regs.
5593 2019-03-13 Jakub Jelinek <jakub@redhat.com>
5596 * dwarf2out.c (size_of_die): For dw_val_class_view_list always use
5598 (value_format): For dw_val_class_view_list never use DW_FORM_loclistx.
5600 2019-03-13 Martin Sebor <msebor@redhat.com>
5602 PR tree-optimization/89662
5603 * tree-vrp.c (vrp_prop::check_mem_ref): Avoid assuming every type
5606 2019-03-13 Richard Biener <rguenther@suse.de>
5609 * tree-scalar-evolution.c (simplify_peeled_chrec): Do not
5610 throw FP expressions at tree-affine.
5612 2019-03-14 Richard Biener <rguenther@suse.de>
5614 * tree-pretty-print.c (dump_generic_node): For -gimple properly
5615 dump negative integer constants using _Literal (type) -num.
5617 2019-03-13 Jakub Jelinek <jakub@redhat.com>
5619 * ipa-param-manipulation.h (struct ipa_parm_adjustment): Remove
5620 nonlocal_value member.
5623 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Handle PHI args.
5624 (ipa_simd_modify_function_body): Handle PHIs.
5626 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
5628 * config/s390/s390.c (s390_option_override_internal): Use more
5629 aggressive inlining parameters.
5631 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
5633 * config/s390/3906.md: New file.
5634 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
5635 (LONGRUNNING_THRESHOLD): Remove.
5636 (MAX_SCHED_MIX_SCORE): Decrease.
5637 (MAX_SCHED_MIX_DISTANCE): Decrease.
5638 (s390_bb_fallthru_entry_likely): Assume fallthru for less than likely.
5639 (struct s390_sched_state): New struct to hold scheduling state.
5640 (S390_SCHED_STATE_NORMAL): Remove.
5641 (S390_SCHED_STATE_CRACKED): Remove.
5642 (S390_SCHED_ATTR_MASK_GROUPOFTWO): Add.
5643 (s390_get_sched_attrmask): Use new attribute.
5644 (s390_get_unit_mask): Use new units.
5645 (s390_is_fpd): New function.
5646 (s390_is_fxd): New function.
5647 (s390_is_longrunning): New function.
5648 (s390_sched_score): Use new functions.
5649 (s390_sched_reorder): Likewise.
5650 (s390_sched_variable_issue): Rework and use new functions.
5651 (s390_sched_init): Use new functions.
5652 * config/s390/s390.h (s390_tune_attr): Add z14.
5653 * config/s390/s390.md: Add z14.
5655 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
5657 * config/s390/2964.md: Update pipeline description.
5658 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
5659 (LONGRUNNING_THRESHOLD): Remove.
5660 (LATENCY_FACTOR): Remove.
5661 (s390_get_unit_mask): Add unit.
5662 (s390_sched_score): Use fxd/fpd.
5663 (s390_sched_variable_issue): Use fxd/fpd.
5665 2019-03-12 Martin Liska <mliska@suse.cz>
5667 * config/i386/i386.c: Reword an error message.
5669 2019-03-12 Martin Jambor <mjambor@suse.cz>
5671 * cgraph.c (cgraph_node::dump): Dump more info for former thunks,
5672 terminate with newline.
5674 2019-03-12 Jakub Jelinek <jakub@redhat.com>
5677 * config/s390/s390.md (tabort): Use %wd instead of
5678 HOST_WIDE_INT_PRINT_DEC in error message, reword to avoid two capital
5679 letters and periods.
5680 * config/tilepro/tilepro.c (tilepro_print_operand): Use %wd in
5681 output_operand_lossage instead of HOST_WIDE_INT_PRINT_DEC, replace
5685 * builtins.c (expand_builtin_int_roundingfn,
5686 expand_builtin_int_roundingfn_2): Return NULL_RTX instead of
5687 gcc_unreachable if validate_arglist fails.
5689 2019-03-12 Richard Biener <rguenther@suse.de>
5691 PR tree-optimization/89664
5692 * tree-ssa-math-opts.c (execute_cse_reciprocals_1): Properly
5693 free the occurance tree after the early out.
5695 2019-03-11 Jakub Jelinek <jakub@redhat.com>
5699 * vr-values.c (vr_values::update_value_range): If
5700 old_vr->varying_p (), don't update it, make new_vr also VARYING
5703 2019-03-11 Martin Liska <mliska@suse.cz>
5705 * config/aarch64/aarch64.c (aarch64_override_options_internal):
5706 Fix double string quoting.
5708 2019-03-11 Martin Liska <mliska@suse.cz>
5710 * collect-utils.c (collect_wait): Wrap apostrophes
5711 in gcc internal format with %'.
5712 * collect2.c (main): Likewise.
5713 (scan_prog_file): Likewise.
5714 (scan_libraries): Likewise.
5715 * config/i386/i386.c (ix86_expand_call): Likewise.
5716 (ix86_handle_interrupt_attribute): Likewise.
5717 * config/nds32/nds32-intrinsic.c (nds32_expand_builtin_impl): Likewise.
5718 * config/nds32/nds32.c (nds32_insert_attributes): Likewise.
5719 * config/rl78/rl78.c (rl78_handle_saddr_attribute): Likewise.
5720 * lto-wrapper.c (find_crtoffloadtable): Likewise.
5721 * symtab.c (symtab_node::verify_base): Likewise.
5722 * tree-cfg.c (verify_gimple_label): Likewise.
5723 * tree.c (verify_type_variant): Likewise.
5725 2019-03-11 Martin Liska <mliska@suse.cz>
5727 * builtins.c (expand_builtin_thread_pointer): Wrap an option name
5728 in a string format message and fix GNU coding style.
5729 (expand_builtin_set_thread_pointer): Likewise.
5730 * common/config/aarch64/aarch64-common.c
5731 (aarch64_rewrite_selected_cpu): Likewise.
5732 * common/config/alpha/alpha-common.c (alpha_handle_option): Likewise.
5733 * common/config/arc/arc-common.c (arc_handle_option): Likewise.
5734 * common/config/arm/arm-common.c (arm_parse_fpu_option): Likewise.
5735 * common/config/bfin/bfin-common.c (bfin_handle_option): Likewise.
5736 * common/config/i386/i386-common.c (ix86_handle_option): Likewise.
5737 * common/config/ia64/ia64-common.c (ia64_handle_option): Likewise.
5738 * common/config/m68k/m68k-common.c (m68k_handle_option): Likewise.
5739 * common/config/msp430/msp430-common.c (msp430_handle_option): Likewise.
5740 * common/config/nds32/nds32-common.c (nds32_handle_option): Likewise.
5741 * common/config/powerpcspe/powerpcspe-common.c (rs6000_handle_option):
5743 * common/config/riscv/riscv-common.c
5744 (riscv_subset_list::parsing_subset_version): Likewise.
5745 (riscv_subset_list::parse_std_ext): Likewise.
5746 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
5747 (riscv_subset_list::parse): Likewise.
5748 * common/config/rs6000/rs6000-common.c (rs6000_handle_option): Likewise.
5749 * config/aarch64/aarch64.c (aarch64_parse_one_option_token): Likewise.
5750 (aarch64_override_options_internal): Likewise.
5751 (aarch64_validate_mcpu): Likewise.
5752 (aarch64_validate_march): Likewise.
5753 (aarch64_validate_mtune): Likewise.
5754 (aarch64_override_options): Likewise.
5755 * config/alpha/alpha.c (alpha_option_override): Likewise.
5756 * config/arc/arc.c (arc_init): Likewise.
5757 (parse_mrgf_banked_regs_option): Likewise.
5758 (arc_override_options): Likewise.
5759 (arc_expand_builtin_aligned): Likewise.
5760 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Likewise.
5761 (arm_expand_builtin): Likewise.
5762 * config/arm/arm.c (arm_option_check_internal): Likewise.
5763 (arm_configure_build_target): Likewise.
5764 (arm_option_override): Likewise.
5765 (arm_options_perform_arch_sanity_checks): Likewise.
5766 (arm_handle_cmse_nonsecure_entry): Likewise.
5767 (arm_handle_cmse_nonsecure_call): Likewise.
5768 (arm_tls_referenced_p): Likewise.
5769 (thumb1_expand_prologue): Likewise.
5770 * config/avr/avr.c (avr_option_override): Likewise.
5771 * config/bfin/bfin.c (bfin_option_override): Likewise.
5772 * config/c6x/c6x.c (c6x_option_override): Likewise.
5773 * config/cr16/cr16.c (cr16_override_options): Likewise.
5774 * config/cris/cris.c (cris_option_override): Likewise.
5775 * config/csky/csky.c (csky_handle_isr_attribute): Likewise.
5776 * config/darwin-c.c (macosx_version_as_macro): Likewise.
5777 * config/darwin.c (darwin_override_options): Likewise.
5778 * config/frv/frv.c (frv_expand_builtin): Likewise.
5779 * config/h8300/h8300.c (h8300_option_override): Likewise.
5780 * config/i386/i386.c (parse_mtune_ctrl_str): Likewise.
5781 (ix86_option_override_internal): Likewise.
5782 (warn_once_call_ms2sysv_xlogues): Likewise.
5783 (ix86_expand_prologue): Likewise.
5784 (split_stack_prologue_scratch_regno): Likewise.
5785 (ix86_warn_parameter_passing_abi): Likewise.
5786 * config/ia64/ia64.c (fix_range): Likewise.
5787 * config/m68k/m68k.c (m68k_option_override): Likewise.
5788 * config/microblaze/microblaze.c (microblaze_option_override): Likewise.
5789 * config/mips/mips.c (mips_emit_probe_stack_range): Likewise.
5790 (mips_set_compression_mode): Likewise.
5791 * config/mmix/mmix.c (mmix_option_override): Likewise.
5792 * config/mn10300/mn10300.c (mn10300_option_override): Likewise.
5793 * config/msp430/msp430.c (msp430_option_override): Likewise.
5794 * config/nds32/nds32.c (nds32_option_override): Likewise.
5795 * config/nios2/nios2.c (nios2_custom_check_insns): Likewise.
5796 (nios2_option_override): Likewise.
5797 (nios2_expand_custom_builtin): Likewise.
5798 * config/nvptx/mkoffload.c (main): Likewise.
5799 * config/nvptx/nvptx.c (diagnose_openacc_conflict): Likewise.
5800 * config/pa/pa.c (fix_range): Likewise.
5801 (pa_option_override): Likewise.
5802 * config/riscv/riscv.c (riscv_parse_cpu): Likewise.
5803 (riscv_option_override): Likewise.
5804 * config/rl78/rl78.c (rl78_option_override): Likewise.
5805 * config/rs6000/aix61.h: Likewise.
5806 * config/rs6000/aix71.h: Likewise.
5807 * config/rs6000/aix72.h: Likewise.
5808 * config/rs6000/driver-rs6000.c (elf_platform): Likewise.
5809 * config/rs6000/freebsd64.h: Likewise.
5810 * config/rs6000/linux64.h: Likewise.
5811 * config/rs6000/rs6000.c (rs6000_option_override_internal): Likewise.
5812 (rs6000_expand_zeroop_builtin): Likewise.
5813 (rs6000_expand_mtfsb_builtin): Likewise.
5814 (rs6000_expand_set_fpscr_rn_builtin): Likewise.
5815 (rs6000_expand_set_fpscr_drn_builtin): Likewise.
5816 (rs6000_invalid_builtin): Likewise.
5817 (rs6000_expand_split_stack_prologue): Likewise.
5818 * config/rs6000/rtems.h: Likewise.
5819 * config/rx/rx.c (valid_psw_flag): Likewise.
5820 (rx_expand_builtin): Likewise.
5821 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Likewise.
5822 * config/s390/s390.c (s390_expand_builtin): Likewise.
5823 (s390_function_profiler): Likewise.
5824 (s390_option_override_internal): Likewise.
5825 (s390_option_override): Likewise.
5826 * config/sh/sh.c (sh_option_override): Likewise.
5827 (sh_builtin_saveregs): Likewise.
5828 (sh_fix_range): Likewise.
5829 * config/sh/vxworks.h: Likewise.
5830 * config/sparc/sparc.c (sparc_option_override): Likewise.
5831 * config/spu/spu.c (spu_option_override): Likewise.
5832 (fix_range): Likewise.
5833 * config/visium/visium.c (visium_option_override): Likewise.
5834 (visium_handle_interrupt_attr): Likewise.
5835 * config/xtensa/xtensa.c (xtensa_option_override): Likewise.
5836 * dbgcnt.c (dbg_cnt_set_limit_by_name): Likewise.
5837 (dbg_cnt_process_opt): Likewise.
5838 * dwarf2out.c (output_dwarf_version): Likewise.
5839 * except.c (expand_eh_return): Likewise.
5840 * gcc.c (defined): Likewise.
5841 (driver_handle_option): Likewise.
5842 (process_command): Likewise.
5843 (compare_files): Likewise.
5844 (driver::prepare_infiles): Likewise.
5845 (driver::do_spec_on_infiles): Likewise.
5846 (driver::maybe_run_linker): Likewise.
5847 * omp-offload.c (oacc_parse_default_dims): Likewise.
5848 * opts-global.c (handle_common_deferred_options): Likewise.
5849 * opts.c (parse_sanitizer_options): Likewise.
5850 (common_handle_option): Likewise.
5851 (enable_warning_as_error): Likewise.
5852 * passes.c (enable_disable_pass): Likewise.
5853 * plugin.c (parse_plugin_arg_opt): Likewise.
5854 (default_plugin_dir_name): Likewise.
5855 * targhooks.c (default_expand_builtin_saveregs): Likewise.
5856 (default_pch_valid_p): Likewise.
5857 * toplev.c (init_asm_output): Likewise.
5858 (process_options): Likewise.
5859 (toplev::run_self_tests): Likewise.
5860 * tree-cfg.c (verify_gimple_call): Likewise.
5861 * tree-inline.c (inline_forbidden_p_stmt): Likewise.
5862 (tree_inlinable_function_p): Likewise.
5863 * var-tracking.c (vt_find_locations): Likewise.
5865 2019-03-11 Andreas Krebbel <krebbel@linux.ibm.com>
5867 * config/s390/s390.c (s390_expand_builtin): Do the copy_to_reg not
5868 only on the else branch.
5870 2019-03-11 Martin Liska <mliska@suse.cz>
5872 * gcov.c (output_intermediate_json_line): Print function
5874 (output_json_intermediate_file): Add new argument.
5875 * doc/gcov.texi: Document the change.
5877 2019-03-11 Eric Botcazou <ebotcazou@adacore.com>
5879 PR rtl-optimization/89588
5880 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
5881 explicit unrolling factor more robust.
5883 2019-03-11 Richard Biener <rguenther@suse.de>
5885 PR tree-optimization/89649
5886 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
5887 * tree-vect-loop-manip.c (vect_do_peeling): Unset force_vectorize
5888 on the prolog and epilog loops.
5889 (vect_loop_versioning): Return copy of loop.
5890 * tree-vect-loop.c (vect_transform_loop): Unset force_vectorize
5891 on the non-vectorized version of the loop.
5893 2019-03-10 Uroš Bizjak <ubizjak@gmail.com>
5896 * config/i386/sse.md (*vec_extractv2di_0_sse):
5897 Add (=r,x) alternative and corresponding splitter.
5899 2019-03-10 Martin Jambor <mjambor@suse.cz>
5901 PR tree-optimization/85762
5902 PR tree-optimization/87008
5903 PR tree-optimization/85459
5904 * tree-sra.c (contains_vce_or_bfcref_p): New parameter, set the bool
5905 it points to if there is a type changing MEM_REF. Adjust all callers.
5906 (build_accesses_from_assign): Disable total scalarization if
5907 contains_vce_or_bfcref_p returns true through the new parameter, for
5910 2019-03-09 Jakub Jelinek <jakub@redhat.com>
5913 * attribs.c (handle_dll_attribute): Don't clear TREE_STATIC for
5914 dllimport on VAR_DECLs with RECORD_TYPE or UNION_TYPE DECL_CONTEXT.
5917 * common.opt (fdiagnostics-show-labels,
5918 fdiagnostics-show-line-numbers, fdiagnostics-format=,
5919 fdiagnostics-minimum-margin-width=, fgnat-encodings=, gas-loc-support,
5920 gas-locview-support, ginline-points, ginternal-reset-location-views):
5921 Terminate description text with a dot.
5922 * config/microblaze/microblaze.opt (mxl-prefetch): Likewise.
5923 * config/mcore/mcore.opt (m210, m340): Likewise.
5924 * config/epiphany/epiphany.opt (mprefer-short-insn-regs, mcmove,
5925 mnops=): Start description text with a capital letter.
5926 * config/arc/arc.opt (msize-level=): Likewise.
5927 * config/sh/sh.opt (minline-ic_invalidate): Likewise.
5928 * config/rs6000/sysv4.opt (mno-toc, mtoc, mno-traceback, mshlib,
5930 * config/ft32/ft32.opt (msim): Likewise.
5931 (mft32b, mcompress): Likewise. Terminate description text with a dot.
5932 (mnodiv, mnopm): Terminate description text with a dot.
5933 * config/c6x/c6x.opt (c6x_sdata): Terminate Enum description with
5935 * config/i386/i386.opt (prefer_vector_width, instrument_return):
5937 * config/rx/rx.opt (nofpu): Remove trailing spaces from description
5940 PR rtl-optimization/89634
5941 * cfgcleanup.c (thread_jump): Punt if registers mentioned in cond1
5942 are modified in BB_END (e->src) instruction.
5944 2019-03-08 David Malcolm <dmalcolm@redhat.com>
5947 * config/i386/i386.c (ix86_set_current_function): Make "sorry"
5948 messages more amenable to translation, and improve wording.
5950 2019-03-08 Bill Schmidt <wschmidt@linux.ibm.com>
5952 * config/rs6000/rs6000-p8swap.c (rs6000_analyze_swaps): Rebuild
5953 ud- and du-chains between phases.
5955 2019-03-08 Richard Sandiford <richard.sandiford@arm.com>
5958 * dwarf2cfi.c (dwarf2out_frame_debug_expr): Use CONST_POLY_INT
5959 instead of POLY_INT_CST.
5961 2019-03-08 Andre Vieira <andre.simoesdiasvieira@arm.com>
5963 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): Add TARGET_VFP_DOUBLE
5966 2019-03-08 Uroš Bizjak <ubizjak@gmail.com>
5971 * config/i386/emmintrin.h (_mm_loadu_si64): New intrinsic.
5972 (_mm_storeu_si64): Ditto.
5974 2019-03-08 Martin Liska <mliska@suse.cz>
5977 * config/i386/i386.c (ix86_option_override_internal): Disable
5978 jump tables when retpolines are used.
5980 2019-03-08 Jan Hubicka <hubicka@ucw.cz>
5983 * ipa-split.c (execute_split_functions): Do not split
5984 'noinline' or 'section' function.
5986 2019-03-08 Jakub Jelinek <jakub@redhat.com>
5989 * config/s390/s390.c (s390_const_operand_ok): Use %wu instead of
5990 HOST_WIDE_INT_PRINT_UNSIGNED and %wd instead of
5991 HOST_WIDE_INT_PRINT_DEC. Formatting fixes.
5994 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
5995 from diagnostics. Formatting fixes.
5998 * ipa-devirt.c (odr_types_equivalent_p): Fix grammar in
5999 warn_odr diagnostics.
6002 * lra-constraints.c (process_alt_operands): Avoid one space before
6003 " at the end of line and another after " on another line in a string
6005 * attribs.c (handle_dll_attribute): Likewise.
6006 * config/avr/avr-devices.c (avr_texinfo): Likewise.
6008 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Don't wrap
6009 warning_at or inform messages in G_() if there is no ?:.
6011 PR tree-optimization/89550
6012 * builtins.c (c_strlen): Only set TREE_NO_WARNING if warning_at
6013 returned true. Formatting fixes.
6014 (expand_builtin_strnlen): Formatting fixes.
6015 * tree-vrp.c (vrp_prop::check_mem_ref): Only set TREE_NO_WARNING
6016 if warning_at returned true.
6017 * tree-cfg.c (pass_warn_function_return::execute): Likewise.
6019 2019-03-08 Richard Biener <rguenther@suse.de>
6022 * cfgloop.h (struct loop): Add owned_clique field.
6023 * cfgloopmanip.c (copy_loop_info): Copy it.
6024 * tree-cfg.c (gimple_duplicate_bb): Do not remap owned_clique
6026 * tree-inline.c (copy_loops): Remap owned_clique.
6027 * lto-streamer-in.c (input_cfg): Stream owned_clique.
6028 * lto-streamer-out.c (output_cfg): Likewise.
6030 2019-03-08 Jakub Jelinek <jakub@redhat.com>
6033 * config/darwin.c: Include intl.h.
6034 (darwin_build_constant_cfstring): Improve i18n of diagnostics by not
6035 composing the message out of two separate parts.
6037 2019-03-07 Jakub Jelinek <jakub@redhat.com>
6040 * config/i386/i386.c (ix86_set_func_type): Make sure diagnostics
6041 doesn't start with a capital letter and doesn't end with a dot.
6042 (ix86_function_arg_boundary): Make sure diagnostics doesn't start
6043 with a capital letter.
6044 (ix86_mangle_function_version_assembler_name): Likewise.
6045 (ix86_generate_version_dispatcher_body): Likewise.
6046 (fold_builtin_cpu): Likewise.
6047 (get_builtin_code_for_version): Likewise. Remove extraneous space.
6048 (ix86_handle_interrupt_attribute): Make the diagnostics easier for
6049 translators, wrap full type name in %qs.
6051 PR translation/79999
6052 * gimplify.c (gimplify_omp_ordered): Reword diagnostics to talk about
6053 depend clause with source (or sink) modifier.
6054 * omp-expand.c (expand_omp_ordered_sink): Likewise.
6057 * config/i386/sse.md (avx512f_mov<ssescalarmodelower>_mask,
6058 *avx512f_load<mode>_mask, avx512f_store<mode>_mask): New define_insns.
6059 (avx512f_load<mode>_mask): New define_expand.
6060 * config/i386/i386-builtin.def (__builtin_ia32_loadsd_mask,
6061 __builtin_ia32_loadss_mask, __builtin_ia32_storesd_mask,
6062 __builtin_ia32_storess_mask, __builtin_ia32_movesd_mask,
6063 __builtin_ia32_movess_mask): New builtins.
6064 * config/i386/avx512fintrin.h (_mm_mask_load_ss, _mm_maskz_load_ss,
6065 _mm_mask_load_sd, _mm_maskz_load_sd, _mm_mask_move_ss,
6066 _mm_maskz_move_ss, _mm_mask_move_sd, _mm_maskz_move_sd,
6067 _mm_mask_store_ss, _mm_mask_store_sd): New intrinsics.
6069 2019-03-07 Martin Jambor <mjambor@suse.cz>
6072 * ipa-cp.c (perform_estimation_of_a_value): Account zero time benefit
6073 for extern inline functions.
6075 2019-03-07 Martin Jambor <mjambor@suse.cz>
6078 * cgraph.h (cgraph_node): New inline method former_thunk_p.
6079 * cgraph.c (cgraph_node::dump): Dump a note if node is a former thunk.
6080 (clone_of_p): Treat expanded thunks like thunks, be optimistic if they
6081 have multiple callees. At the end check if declarations match as
6082 opposed to cgraph_nodes.
6084 2019-03-07 Martin Liska <mliska@suse.cz>
6086 * cgraph.c (cgraph_node::verify_node): Verify with a neighbour
6087 which is equivalent to searching for this in clones chain.
6088 * symtab.c (symtab_node::verify_base): Similarly compare ASM
6089 names with a neighbour and special case first node in a chain.
6091 2019-01-25 Jason Merrill <jason@redhat.com>
6093 PR c++/80916 - spurious "static but not defined" warning.
6094 * gimple-fold.c (can_refer_decl_in_current_unit_p): Return false
6095 for an internal symbol with DECL_EXTERNAL.
6097 2019-04-07 Richard Biener <rguenther@suse.de>
6100 * cfgloopmanip.c (copy_loop_info): Copy forgotten fields.
6101 * tree-inline.c (copy_loops): Simplify.
6103 2019-03-07 Martin Liska <mliska@suse.cz>
6105 * dwarf2out.c (add_AT_vms_delta): Revert function removal.
6107 2019-03-07 Richard Biener <rguenther@suse.de>
6109 PR tree-optimization/89595
6110 * tree-ssa-dom.c (dom_opt_dom_walker::optimize_stmt): Take
6111 stmt iterator as reference, take boolean output parameter to
6112 indicate whether the stmt was removed and thus the iterator
6114 (dom_opt_dom_walker::before_dom_children): Re-iterate over
6115 stmts created by folding.
6117 2019-03-07 Jakub Jelinek <jakub@redhat.com>
6120 * doc/extend.texi (Basic Asm): Document qualifiers are not allowed
6123 2019-03-06 Peter Bergner <bergner@linux.ibm.com>
6125 PR rtl-optimization/88845
6126 * config/rs6000/rs6000.c (rs6000_emit_move_si_sf_subreg): Enable during
6128 * lra.c (remove_scratches_1): New function.
6129 (remove_scratches): Use it.
6130 (lra_emit_move): Likewise.
6132 2019-03-06 Claudiu Zissulescu <claziss@synopsys.com>
6134 * config/arc/arc-c.def (__ARC_UNALIGNED__): Set it on
6135 unaligned_access variable.
6136 * config/arc/arc.c (arc_override_options): Set unaligned access
6137 default on for HS CPUs.
6138 * config/arc/arc.h (STRICT_ALIGNMENT): Fix logic.
6140 2019-03-06 Martin Liska <mliska@suse.cz>
6142 PR gcov-profile/89577
6143 * doc/gcov.texi: Prefer to use --coverage.
6144 * doc/sourcebuild.texi: Likewise.
6146 2019-03-02 Jason Merrill <jason@redhat.com>
6148 PR c++/86485 - -Wmaybe-unused with empty class ?:
6149 * gimplify.c (gimplify_cond_expr): Use INIT_EXPR.
6151 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6154 * config/rs6000/t-linux (MULTIARCH_DIRNAME): Set to non-empty only
6158 * builtins.c (maybe_emit_free_warning): Punt if free doesn't have
6159 exactly one argument.
6161 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6162 Richard Sandiford <richard.sandiford@arm.com>
6164 PR tree-optimization/89570
6165 * match.pd (vec_cond into cond_op simplification): Don't use
6166 get_conditional_internal_fn, use as_internal_fn (cond_op).
6168 2019-03-05 Wilco Dijkstra <wdijkstr@arm.com>
6171 * config/arm/arm.md (movsi): Use targetm.cannot_force_const_mem
6172 to decide when to split off a non-zero offset from a symbol.
6173 * config/arm/arm.c (arm_cannot_force_const_mem): Disallow offsets
6174 in function symbols.
6176 2019-03-05 Richard Biener <rguenther@suse.de>
6178 PR tree-optimization/89594
6179 * tree-if-conv.c (pass_if_conversion::execute): Handle
6180 case where .LOOP_VECTORIZED_FUNCTION was removed.
6182 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6185 * fold-const.c (fold_checksum_tree): Don't use fixed size buffer,
6186 instead alloca it only when needed with the needed size.
6188 PR tree-optimization/89570
6189 * match.pd (vec_cond into cond_op simplification): Guard with
6190 vectorized_internal_fn_supported_p test and #if GIMPLE.
6192 PR tree-optimization/89566
6193 * gimple-ssa-sprintf.c (sprintf_dom_walker::handle_gimple_call):
6194 Set info.fncode to BUILT_IN_NONE if gimple_call_builtin_p failed.
6195 Punt if get_user_idx_format succeeds, but idx_format argument is
6196 not provided or doesn't have pointer type, or if idx_args is above
6197 number of provided arguments.
6199 2019-03-04 Wilco Dijkstra <wdijkstr@arm.com>
6201 PR tree-optimization/89437
6202 * match.pd: Use lt in sin(atan(x)) and cos(atan(x)) simplifications.
6204 2019-03-04 Richard Biener <rguenther@suse.de>
6207 * tree-scalar-evolution.c: (get_loop_exit_condition): Use
6210 2019-03-04 Bin Cheng <bin.cheng@linux.alibaba.com>
6212 PR tree-optimization/89487
6213 * tree-loop-distribution.c (has_nonaddressable_dataref_p): New.
6214 (create_rdg_vertices): Compute has_nonaddressable_dataref_p.
6215 (distribute_loop): Don't do runtime alias check if there is non-
6216 addressable data reference.
6217 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Check if VAR_DECL
6218 is a register variable.
6220 2019-03-02 Jakub Jelinek <jakub@redhat.com>
6223 * config/arm/arm.md (cmpsi2_addneg): Use
6224 trunc_int_for_mode (-INTVAL (...), SImode) instead of -INTVAL (...).
6225 If operands[2] is 0 or INT_MIN, force use of subs.
6226 (*compare_scc splitter): Use gen_int_mode.
6227 (*negscc): Likewise.
6228 * config/arm/thumb2.md (*thumb2_negscc): Likewise.
6230 2019-03-01 Kito Cheng <kito.cheng@gmail.com>
6231 Monk Chiang <sh.chiang04@gmail.com>
6233 * common/config/riscv/riscv-common.c: Include sstream.
6234 (riscv_subset_list::to_string): New.
6235 (riscv_arch_str): Likewise.
6236 * config.gcc (riscv*-*-*): Handle --with-riscv-attribute=
6238 * config/riscv/riscv-protos.h (riscv_arch_str): New.
6239 * config/riscv/riscv.c (INCLUDE_STRING): Defined.
6240 (riscv_emit_attribute): New.
6241 (riscv_file_start): Emit attribute if needed.
6242 (riscv_option_override): Init riscv_emit_attribute_p.
6243 * config/riscv/riscv.opt (mriscv-attribute): New option.
6244 * configure.ac (riscv*-*-*): Check binutils is supporting ELF
6246 * doc/install.texi: Document --with-riscv-attribute.
6247 * doc/invoke.texi: Document -mriscv-attribute.
6249 * common/config/riscv/riscv-common.c:
6250 Include config/riscv/riscv-protos.h.
6251 (INCLUDE_STRING): Defined.
6252 (RISCV_DONT_CARE_VERSION): Defined.
6253 (riscv_subset_t): Declare.
6254 (riscv_subset_t::riscv_subset_t): New.
6255 (riscv_subset_list): Declare.
6256 (riscv_subset_list::riscv_subset_list): New.
6257 (riscv_subset_list::~riscv_subset_list): Likewise.
6258 (riscv_subset_list::parsing_subset_version): Likewise.
6259 (riscv_subset_list::parse_std_ext): Likewise.
6260 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
6261 (riscv_subset_list::add): Likewise.
6262 (riscv_subset_list::lookup): Likewise.
6263 (riscv_subset_list::xlen): Likewise.
6264 (riscv_subset_list::parse): Likewise.
6265 (riscv_supported_std_ext): Likewise.
6266 (current_subset_list): Likewise.
6267 (riscv_parse_arch_string): Using riscv_subset_list::parse to
6270 2019-03-01 Segher Boessenkool <segher@kernel.crashing.org>
6272 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
6273 rs6000_dejagnu_cpu_index is set, use that to override rs6000_cpu_index.
6274 * config/rs6000/rs6000.opt (mdejagnu-cpu=): New option.
6276 2019-03-01 Alexander Monakov <amonakov@ispras.ru>
6278 PR rtl-optimization/85899
6279 * haifa-sched.c (find_fallthru_edge_from): Relax assert to account for
6280 fallthru edges leading to the exit block.
6282 2019-03-01 Tamar Christina <tamar.christina@arm.com>
6285 * config/aarch64/aarch64-option-extensions.def (fp, simd, crypto, fp16,
6286 rdma, dotprod, sha2, sha3, sm4, fp16fml, sve): Collapse line.
6288 2019-03-01 Richard Sandiford <richard.sandiford@arm.com>
6290 PR tree-optimization/89535
6291 * tree-vect-stmts.c (vectorizable_call): Record the vector types
6292 for each operand. Calculate the fallback choice for mask operands
6293 and pass it to vect_get_vec_def_for_operand.
6295 2019-03-01 Richard Biener <rguenther@suse.de>
6298 * tree-ssa-operands.c (add_stmt_operand): CONST_DECL may
6299 get virtual operands.
6300 (get_expr_operands): Handle CONST_DECL like other decls.
6302 2019-03-01 Jakub Jelinek <jakub@redhat.com>
6305 * fold-const.c (fold_checksum_tree): Ignore TREE_NO_WARNING bit
6306 on DECL_P and EXPR_P.
6308 2019-03-01 Richard Biener <rguenther@suse.de>
6311 * tree-cfgcleanup.h (cleanup_tree_cfg): Add SSA update flags
6312 argument, defaulted to zero.
6313 * passes.c (execute_function_todo): Pass down SSA update flags
6314 to cleanup_tree_cfg.
6315 * tree-cfgcleanup.c: Include tree-into-ssa.h and tree-cfgcleanup.h.
6316 (cleanup_tree_cfg_noloop): After cleanup_control_flow_pre update SSA
6318 (cleanup_tree_cfg): Get and pass down SSA update flags.
6320 2019-03-01 Jakub Jelinek <jakub@redhat.com>
6323 * dwarf2out.c (output_comdat_type_unit): Add ATTRIBUTE_UNUSED to
6324 early_lto_debug argument.
6326 2019-02-28 Eric Botcazou <ebotcazou@adacore.com>
6328 PR tree-optimization/89536
6329 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_NOT_EXPR>: Test
6330 only whether bit #0 of the value is 0 instead of the entire value.
6332 2019-02-28 Marek Polacek <polacek@redhat.com>
6334 PR c++/87068 - missing diagnostic with fallthrough statement.
6335 * gimplify.c (expand_FALLTHROUGH_r): If IFN_FALLTHROUGH was found
6336 at the end of a seq, save its location to walk_stmt_info.
6337 (expand_FALLTHROUGH): Warn if IFN_FALLTHROUGH is at the end of
6340 2019-02-28 Jan Hubicka <hubicka@ucw.cz>
6343 * tree.c (find_atomic_core_type): Move ahead in file.
6344 (check_base_type): Correctly compare alignments of atomic types.
6346 2019-02-28 H.J. Lu <hongjiu.lu@intel.com>
6349 * config/i386/i386.c (get_builtin_code_for_version): Identify
6350 Westmere from PCLMUL, instead of AES.
6352 2019-02-28 Jakub Jelinek <jakub@redhat.com>
6355 * config/arm/arm.md (*subsi3_carryin_compare_const): Use
6356 trunc_int_for_mode (-INTVAL (...), SImode), just instead of
6359 2019-02-28 Tamar Christina <tamar.christina@arm.com>
6362 * config/aarch64/aarch64-option-extensions.def: Document it.
6363 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Skip feature
6366 2019-02-28 Jakub Jelinek <jakub@redhat.com>
6369 * convert.c (convert_to_real_1, convert_to_integer_1): Punt for
6370 builtins if they don't have a single scalar floating point argument.
6373 2019-02-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
6375 PR rtl-optimization/89490
6376 * varasm.c (get_block_for_section): Bail out for mergeable sections.
6377 (default_use_anchors_for_symbol_p, output_object_block): Assert the
6378 block section is not mergeable.
6380 2019-02-27 Jakub Jelinek <jakub@redhat.com>
6383 * config/arm/arm.md (arm_casesi_internal): New define_expand. Rename
6384 old define_insn to ...
6385 (*arm_casesi_internal): ... this. Add mode to LABEL_REFs.
6386 * config/arm/thumb2.md (thumb2_casesi_internal): New define_expand.
6387 Rename old define_insn to ...
6388 (*thumb2_casesi_internal): ... this. Add mode to LABEL_REFs.
6389 (thumb2_casesi_internal_pic): New define_expand. Rename old
6391 (*thumb2_casesi_internal_pic): ... this. Add mode to LABEL_REFs.
6392 * config/aarch64/aarch64.md (casesi): Create the casesi_dispatch
6393 MEM manually here, set MEM_READONLY_P and MEM_NOTRAP_P on it.
6395 2019-02-27 Richard Biener <rguenther@suse.de>
6398 * dwarf2out.c (use_debug_types): Disable when in_lto_p.
6400 2019-02-27 Richard Biener <rguenther@suse.de>
6402 * passes.c (should_skip_pass_p): Do not skip cgraph-edge
6405 2019-02-27 Richard Biener <rguenther@suse.de>
6408 * dwarf2out.c (output_comdat_type_unit): Add early_lto_debug
6409 parameter, prefix section name with .gnu.debuglto_ if true.
6410 (dwarf2out_finish): Pass false to output_comdat_type_unit.
6411 (dwarf2out_early_finish): Pass true to output_comdat_type_unit.
6413 2019-02-27 Richard Biener <rguenther@suse.de>
6416 * dwarf2out.c (size_of_die): Key on AT_ref (a)->comdat_type_p
6417 rather than on use_debug_types, doing what output_die does.
6418 (value_format): Likewise.
6420 2019-02-27 Martin Jambor <mjambor@suse.cz>
6421 Martin Sebor <msebor@redhat.com>
6423 * doc/invoke.texi (Warning Options): Reword description of
6424 -Wno-absolute-value.
6426 2019-02-27 Jakub Jelinek <jakub@redhat.com>
6428 PR tree-optimization/89280
6429 * tree-cfgcleanup.c (maybe_dead_abnormal_edge_p,
6430 builtin_setjmp_setup_bb): New functions.
6431 (cleanup_control_flow_pre): Ignore maybe_dead_abnormal_edge_p edges.
6432 When visiting __builtin_setjmp_setup block, queue in special
6433 setjmp_vec vector edges from .ABNORMAL_DISPATCHER to corresponding
6434 __builtin_setjmp_receiver. Remove .ABNORMAL_DISPATCHER basic blocks
6435 from visited after the loop if they don't have any visited successor
6438 2018-02-26 Steve Ellcey <sellcey@marvell.com>
6440 * config/aarch64/aarch64.c (aarch64_get_multilib_abi_name):
6442 (TARGET_GET_MULTILIB_ABI_NAME): New macro.
6444 2019-02-26 Jakub Jelinek <jakub@redhat.com>
6447 * tree.c (valid_constant_size_p): Deal with size INTEGER_CSTs
6448 with types other than sizetype/ssizetype.
6450 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
6452 * config/sparc/sparc-opts.h (enum processor_type): Rename to...
6453 (enum sparc_processor_type): ...this.
6454 (enum sparc_code_model_type): New enumeration type.
6455 (enum sparc_memory_model_type): Tweak comments.
6456 * config/sparc/sparc.opt (mcpu): Adjust to above renaming.
6458 (mcmodel): Use sparc_code_model enumeration and variable.
6459 (sparc_code_model): New enumeration.
6460 (mdebug): Add Undocumented marker.
6461 * config/sparc/sparc.h (enum cmodel): Delete.
6462 (sparc_cmodel): Likewise.
6463 (TARGET_CM_MEDLOW): Adjust to above renaming.
6464 (TARGET_CM_MEDMID): Likewise.
6465 (TARGET_CM_MEDANY): Likewise.
6466 (TARGET_CM_EMBMEDANY): Likewise.
6467 * config/sparc/sparc.c (sparc_cmodel): Delete.
6468 (sparc_option_override): Remove string/value mapping support for the
6469 code model. Move code and memory model support to after the handling
6470 of target flags. Do private machine setup last.
6471 (sparc_emit_set_symbolic_const64): Use sparc_code_model.
6472 (sparc_legitimize_reload_address): Likewise.
6473 (sparc_output_mi_thunk): Likewise.
6474 * config/sparc/sparc.md (cpu): Adjust comment to above renaming.
6476 2019-02-26 Jakub Jelinek <jakub@redhat.com>
6478 PR tree-optimization/89500
6479 * tree-ssa-strlen.c (stridx_strlenloc): Adjust comment.
6480 (handle_builtin_strlen): Remove noncst_bound variable. Always
6481 optimize strnlen (x, 0) to 0. Optimize strnlen (x, cst) to
6482 cst if the first cst bytes starting at x are known to be non-zero,
6483 even if the string is not zero terminated. Don't try to modify
6484 *si for strnlen. Update strlen_to_stridx only for strlen or if
6485 we can prove strnlen returns the same value as strlen would.
6487 2019-02-26 Martin Liska <mliska@suse.cz>
6489 * alloc-pool.h (struct pool_usage): Remove extra
6491 * bitmap.h (struct bitmap_usage): Likewise.
6492 * ggc-common.c (struct ggc_usage): Likewise.
6493 * mem-stats.h (struct mem_usage): Likewise.
6494 (mem_alloc_description::dump): Print dash lines
6495 here and repeat header at the end of a table report.
6496 It's then more readable.
6497 * tree-phinodes.c (phinodes_print_statistics): Make
6498 horizontal alignment.
6499 * tree-ssanames.c (ssanames_print_statistics): Likewise.
6500 * vec.c (struct vec_usage): Remove extra print_dash_line.
6501 * vec.h (vec_safe_grow_cleared): Pass PASS_MEM_STAT.
6503 2019-02-26 Uroš Bizjak <ubizjak@gmail.com>
6505 * doc/extend.texi (__builtin_object_size):
6506 Use @pxref instead of @xref inside parenthesis.
6507 (__builtin_has_attribute): Add missing comma after @xref.
6508 (__builtin_object_size): Ditto.
6509 * doc/md.texi (cond_*{mode}): Use @samp instead of @var around op1[i].
6510 * fortran/invoke.texi (-ffpe-trap): Use @var for every item
6513 2019-02-26 Jeff Law <law@redhat.com>
6515 PR rtl-optimization/87761
6516 * regcprop.c (copyprop_hardreg_forward_1): Use REG_UNUSED notes to
6517 detect obviously dead insns and delete them.
6519 2019-02-26 Richard Biener <rguenther@suse.de>
6521 PR tree-optimization/89505
6522 * tree-ssa-structalias.c (compute_dependence_clique): Make sure
6523 to handle restrict pointed-to vars with multiple subvars
6526 2019-02-26 Richard Biener <rguenther@suse.de>
6528 PR tree-optimization/89489
6529 * tree-parloops.c (create_loop_fn): Copy over last_clique.
6531 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
6533 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_IOR_EXPR>: Fix
6534 and move around comment.
6535 <BIT_AND_EXPR>: Likewise.
6536 <BIT_NOT_EXPR>: Add specific handling for boolean types.
6538 2019-02-26 Jakub Jelinek <jakub@redhat.com>
6541 * config/i386/i386.c (remove_partial_avx_dependency): Call
6542 df_analyze etc. before creation of the v4sf_const0 pseudo, rather than
6543 after changing possibly many instructions to use that pseudo. Fix up
6544 insertion of v4sf_const0 setter at the start of bb.
6546 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
6549 * doc/extend.texi (Variadic Pointer Args): New section.
6551 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
6552 Martin Sebor <msebor@gmail.com>
6554 * common.opt (Wattribute-alias): Likewise.
6555 * doc/invoke.texi (Option Summary): List general form of
6556 -Wattribute-alias=. List positive form of -Wmissing-attributes.
6557 (-Wmissing-attributes): Invert entry, rewrite and correct default.
6558 Add cross-references.
6559 (-Wattribute-alias): Rewrite and correct default. Mention
6560 considered attributes (same as for -Wmissing-attributes).
6562 2019-02-25 Paul A. Clarke <pc@us.ibm.com>
6564 * config/rs6000/emmintrin.h (_mm_cvtpd_epi32): Fix big endian.
6565 (_mm_cvtpd_ps): Likewise.
6566 (_mm_cvttpd_epi32): Likewise.
6569 * config/rs6000/xmmintrin.h (_mm_cvtss_f32): Fix type mismatch.
6570 (_mm_cvt_ss2si): Fix type mismatch and 32-bit.
6573 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Fix 32-bit.
6575 2019-02-25 Tamar Christina <tamar.christina@arm.com>
6578 * common/config/aarch64/aarch64-common.c
6579 (struct aarch64_option_extension): Add is_synthetic.
6580 (all_extensions): Use it.
6581 (TARGET_OPTION_INIT_STRUCT): Define hook.
6582 (struct gcc_targetm_common): Moved to end.
6583 (all_extensions_by_on): New.
6584 (opt_ext_cmp, typedef opt_ext): New.
6585 (aarch64_option_init_struct): New.
6586 (aarch64_contains_opt): New.
6587 (aarch64_get_extension_string_for_isa_flags): Output smallest set.
6588 * config/aarch64/aarch64-option-extensions.def
6589 (AARCH64_OPT_EXTENSION): Explicitly include AES and SHA2 in crypto.
6590 (fp, simd, crc, lse, fp16, rcpc, rdma, dotprod, aes, sha2, sha3,
6591 sm4, fp16fml, sve, profile, rng, memtag, sb, ssbs, predres):
6592 Set is_synthetic to false.
6593 (crypto): Set is_synthetic to true.
6594 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Add
6597 2019-02-25 Tamar Christina <tamar.christina@arm.com>
6599 * config/arm/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
6600 vfmlal_high_u32, vfmlsl_high_u32, vfmlalq_low_u32, vfmlslq_low_u32,
6601 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
6602 vfmlal_lane_high_u32, vfmlalq_laneq_low_u32, vfmlalq_lane_low_u32,
6603 vfmlal_laneq_low_u32, vfmlalq_laneq_high_u32, vfmlalq_lane_high_u32,
6604 vfmlal_laneq_high_u32, vfmlsl_lane_low_u32, vfmlsl_lane_high_u32,
6605 vfmlslq_laneq_low_u32, vfmlslq_lane_low_u32, vfmlsl_laneq_low_u32,
6606 vfmlslq_laneq_high_u32, vfmlslq_lane_high_u32, vfmlsl_laneq_high_u32):
6608 (vfmlal_low_f16, vfmlsl_low_f16, vfmlal_high_f16, vfmlsl_high_f16,
6609 vfmlalq_low_f16, vfmlslq_low_f16, vfmlalq_high_f16, vfmlslq_high_f16,
6610 vfmlal_lane_low_f16, vfmlal_lane_high_f16, vfmlalq_laneq_low_f16,
6611 vfmlalq_lane_low_f16, vfmlal_laneq_low_f16, vfmlalq_laneq_high_f16,
6612 vfmlalq_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_lane_low_f16,
6613 vfmlsl_lane_high_f16, vfmlslq_laneq_low_f16, vfmlslq_lane_low_f16,
6614 vfmlsl_laneq_low_f16, vfmlslq_laneq_high_f16, vfmlslq_lane_high_f16,
6615 vfmlsl_laneq_high_f16): ... To this.
6616 * config/arm/neon.md: Update comments.
6618 2019-02-25 Tamar Christina <tamar.christina@arm.com>
6620 * config/aarch64/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
6621 vfmlalq_low_u32, vfmlslq_low_u32, vfmlal_high_u32, vfmlsl_high_u32,
6622 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
6623 vfmlsl_lane_low_u32, vfmlal_laneq_low_u32, vfmlsl_laneq_low_u32,
6624 vfmlalq_lane_low_u32, vfmlslq_lane_low_u32, vfmlalq_laneq_low_u32,
6625 vfmlslq_laneq_low_u32, vfmlal_lane_high_u32, vfmlsl_lane_high_u32,
6626 vfmlal_laneq_high_u32, vfmlsl_laneq_high_u32, vfmlalq_lane_high_u32,
6627 vfmlslq_lane_high_u32, vfmlalq_laneq_high_u32, vfmlslq_laneq_high_u32):
6629 (vfmlal_low_f16, vfmlsl_low_f16, vfmlalq_low_f16, vfmlslq_low_f16,
6630 vfmlal_high_f16, vfmlsl_high_f16, vfmlalq_high_f16, vfmlslq_high_f16,
6631 vfmlal_lane_low_f16, vfmlsl_lane_low_f16, vfmlal_laneq_low_f16,
6632 vfmlsl_laneq_low_f16, vfmlalq_lane_low_f16, vfmlslq_lane_low_f16,
6633 vfmlalq_laneq_low_f16, vfmlslq_laneq_low_f16, vfmlal_lane_high_f16,
6634 vfmlsl_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_laneq_high_f16,
6635 vfmlalq_lane_high_f16, vfmlslq_lane_high_f16, vfmlalq_laneq_high_f16,
6636 vfmlslq_laneq_high_f16): ... To this.
6638 2019-02-25 Alexander Monakov <amonakov@ispras.ru>
6640 PR rtl-optimization/86096
6641 * df-scan.c (df_mw_compare): Do not check mw_reg fields when
6642 comparing mw_order values.
6644 2019-02-25 Jakub Jelinek <jakub@redhat.com>
6647 * config/arm/arm.md (*subsi3_carryin_const): Use
6648 arm_neg_immediate_operand predicate instead of
6649 arm_not_immediate_operand, "L" constraint instead of "K" and
6650 print it using %n2 instead of %B2.
6651 (*subsi3_carryin_const0): New define_insn.
6652 (*subsi3_carryin_compare_const): Use const_int_I_operand predicate
6653 instead of arm_not_operand and "I" constraint instead of "K" and
6654 print it using %n3 instead of %B2. Instead of using match_dup 2 add
6655 another match_operand and in the condition check that it is negation
6657 (*subsi3_carryin_compare_const0): New define_ins.
6658 (*subdi_di_zesidi): Adjust to use *subsi3_carryin_const0 instead of
6659 *subsi3_carryin_const.
6660 (*arm_cmpdi_insn): Fix splitting into *subsi3_carryin_compare_const,
6661 split into *subsi3_carryin_compare_const0 if the highpart is zero.
6664 * config/arm.vfp.md (*negdf2_vfp): Use
6665 gen_int_mode (0x80000000, SImode) instead of GEN_INT (0x80000000).
6666 * config/arm/neon.md (neon_copysignf<mode>): Likewise.
6668 2019-02-24 Jakub Jelinek <jakub@redhat.com>
6670 PR rtl-optimization/89445
6671 * simplify-rtx.c (simplify_ternary_operation): Don't use
6672 simplify_merge_mask on operands that may trap.
6673 * rtlanal.c (may_trap_p_1): Use FLOAT_MODE_P instead of
6674 SCALAR_FLOAT_MODE_P checks. For integral division by zero, if
6675 second operand is CONST_VECTOR, check if any element could be zero.
6676 Don't expect traps for VEC_{MERGE,SELECT,CONCAT,DUPLICATE} unless
6677 their operands can trap.
6679 2019-02-23 Martin Sebor <msebor@redhat.com>
6681 * gimple-ssa-sprintf.c (target_strtol): Rename...
6682 (target_strtohwi): ...to this. Handle values up to HOST_WIDE_INT_MAX.
6683 (parse_directive): Adjust to name change. Use HOST_WIDE_INT_MAX to
6684 check for range error.
6686 2019-02-23 H.J. Lu <hongjiu.lu@intel.com>
6689 * opts-common.c (prune_options): Also prune joined switches
6690 with Negative and RejectNegative.
6691 * config/i386/i386.opt (march=): Add Negative(march=).
6692 (mtune=): Add Negative(mtune=).
6693 * doc/options.texi: Document Negative used together with Joined
6696 2019-02-22 Martin Sebor <msebor@redhat.com>
6698 * doc/extend.texi (Other Builtins): Add
6699 __builtin_is_constant_evaluated.
6701 2019-02-22 Richard Biener <rguenther@suse.de>
6703 PR tree-optimization/87609
6704 * tree-cfg.c (gimple_duplicate_bb): Only remap inlined cliques.
6706 2019-02-22 Jeff Law <law@redhat.com>
6708 PR rtl-optimization/87761
6709 * config/mips/mips.md: Add new combiner pattern to recognize
6710 a bitfield extraction using (ashiftrt (truncate (ashift (...)))).
6712 2019-02-22 Matthew Malcomson <matthew.malcomson@arm.com>
6715 * config/aarch64/aarch64.md: Use aarch64_general_reg predicate on
6716 destination register in peepholes generating patterns for ADDS/SUBS.
6717 (add<mode>3_compare0,
6718 *addsi3_compare0_uxtw, add<mode>3_compareC,
6719 add<mode>3_compareV_imm, add<mode>3_compareV,
6720 *adds_<optab><ALLX:mode>_<GPI:mode>,
6721 *subs_<optab><ALLX:mode>_<GPI:mode>,
6722 *adds_<optab><ALLX:mode>_shift_<GPI:mode>,
6723 *subs_<optab><ALLX:mode>_shift_<GPI:mode>,
6724 *adds_<optab><mode>_multp2, *subs_<optab><mode>_multp2,
6725 *sub<mode>3_compare0, *subsi3_compare0_uxtw,
6726 sub<mode>3_compare1): Allow stack pointer for source register.
6727 * config/aarch64/predicates.md (aarch64_general_reg): New predicate.
6729 2019-02-22 Martin Sebor <msebor@redhat.com>
6731 PR tree-optimization/88993
6732 PR tree-optimization/88853
6733 * gimple-ssa-sprintf.c (sprintf_dom_walker::call_info::is_file_func):
6735 (sprintf_dom_walker::call_info::is_string_func): New helper.
6736 (format_directive): Only issue "may exceed" 4095/INT_MAX warnings
6737 for formatted string functions.
6738 (sprintf_dom_walker::handle_gimple_call): Fix a typo in a comment.
6740 2019-02-22 Martin Sebor <msebor@redhat.com>
6743 * c-parser.c (sizeof_ptr_memacc_comptypes): Avoid warning in
6744 unreachable subexpressions.
6746 2019-02-22 H.J. Lu <hongjiu.lu@intel.com>
6747 Hongtao Liu <hongtao.liu@intel.com>
6748 Sunil K Pandey <sunil.k.pandey@intel.com>
6751 * config/i386/i386-passes.def: Add
6752 pass_remove_partial_avx_dependency.
6753 * config/i386/i386-protos.h
6754 (make_pass_remove_partial_avx_dependency): New.
6755 * config/i386/i386.c (make_pass_remove_partial_avx_dependency):
6757 (pass_data_remove_partial_avx_dependency): New.
6758 (pass_remove_partial_avx_dependency): Likewise.
6759 (make_pass_remove_partial_avx_dependency): Likewise.
6760 * config/i386/i386.md (avx_partial_xmm_update): New attribute.
6761 (*extendsfdf2): Add avx_partial_xmm_update.
6762 (truncdfsf2): Likewise.
6763 (*float<SWI48:mode><MODEF:mode>2): Likewise.
6764 (SF/DF conversion splitters): Disabled for TARGET_AVX.
6766 2019-02-22 Aldy Hernandez <aldyh@redhat.com>
6769 * gimple-ssa-sprintf.c (pass_sprintf_length::execute): Enable loop
6772 2019-02-22 Thiago Macieira <thiago.macieira@intel.com>
6775 * config/i386/i386.h (PTA_WESTMERE): Remove PTA_AES.
6776 (PTA_SKYLAKE): Add PTA_AES.
6777 (PTA_GOLDMONT): Likewise.
6779 2019-02-22 Sudakshina Das <sudi.das@arm.com>
6781 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Add bti
6782 instruction if enabled.
6783 (aarch64_override_options): Remove reference to return address key.
6785 2019-02-22 Richard Biener <rguenther@suse.de>
6787 PR tree-optimization/89440
6788 * tree-vect-loop.c (vect_create_epilog_for_reduction): Remove
6789 not necessary assert.
6791 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
6794 * omp-general.c (oacc_replace_fn_attrib): Mostly split out into...
6795 (oacc_replace_fn_attrib_attr): ... this new function.
6796 * omp-general.h (oacc_replace_fn_attrib_attr): New prototype.
6797 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Revert workaround.
6799 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6801 * config/arm/arm-cpus.in (ares): Rename to...
6802 (neoverse-n1): ... This. Add ares as alias.
6803 * config/arm/arm-tables.opt: Regenerate.
6804 * config/arm/arm-tune.md: Likewise.
6805 * doc/invoke.txt (ARM Options): Document neoverse-n1.
6807 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6809 * config/aarch64/aarch64-cores.def (neoverse-e1): Define.
6810 * config/aarch64/aarch64-tune.md: Regenerate.
6811 * doc/invoke.texi (AArch64 Options): Document neoverse-e1 -mcpu option.
6813 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6815 * config/aarch64/aarch64.c (ares_tunings): Rename to...
6816 (neoversen1_tunings): ... This.
6817 * config/aarch64/aarch64-cores.def (ares): Change tuning to the above.
6818 (neoverse-n1): New CPU.
6819 * config/aarch64/aarch64-tune.md: Regenerate.
6820 * doc/invoke.txt (AArch64 Options): Document neoverse-n1.
6822 2019-02-22 Richard Biener <rguenther@suse.de>
6825 * cfghooks.h (dependence_hash): New typedef.
6826 (struct copy_bb_data): New type.
6827 (cfg_hooks::duplicate_block): Adjust to take a copy_bb_data argument.
6828 (duplicate_block): Likewise.
6829 * cfghooks.c (duplicate_block): Pass down copy_bb_data.
6830 (copy_bbs): Create and pass down copy_bb_data.
6831 * cfgrtl.c (cfg_layout_duplicate_bb): Adjust.
6832 (rtl_duplicate_bb): Likewise.
6833 * tree-cfg.c (gimple_duplicate_bb): If the copy_bb_data arg is not NULL
6834 remap dependence info.
6836 2019-02-22 Richard Biener <rguenther@suse.de>
6838 PR tree-optimization/87609
6839 * tree-core.h (tree_base): Document special clique values.
6840 * tree-inline.c (remap_dependence_clique): Do not use the
6841 special clique value of one.
6842 (maybe_set_dependence_info): Use clique one.
6843 (clear_dependence_clique): New callback.
6844 (compute_dependence_clique): Clear clique one from all refs
6845 before assigning it (again).
6847 2019-02-21 Martin Sebor <msebor@redhat.com>
6849 * doc/extend.texi (__clear_cache): Correct signature.
6851 2019-02-21 Ian Lance Taylor <iant@golang.org>
6854 * varasm.c (decode_addr_const): Call lookup_constant_def rather
6855 than output_constant_def.
6856 (add_constant_to_table): New static function.
6857 (output_constant_def): Call add_constant_to_table.
6858 (tree_output_constant_def): Likewise.
6860 2019-02-21 Jakub Jelinek <jakub@redhat.com>
6863 * builtins.c (fold_builtin_arith_overflow): If first two args are
6864 INTEGER_CSTs, set intres and ovfres to constants rather than calls
6867 2019-02-21 H.J. Lu <hongjiu.lu@intel.com>
6870 * config/i386/i386.c (ix86_set_indirect_branch_type): Issue an
6871 error for -mindirect-branch/-mfunction-return with incompatible
6874 2019-02-21 Jakub Jelinek <jakub@redhat.com>
6877 * constraints.md (q): Remove.
6878 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use rk constraint
6881 2019-02-21 Martin Jambor <mjambor@suse.cz>
6884 * omp-general.c (omp_extract_for_data): Removed a duplicate call
6885 to omp_adjust_for_condition, moved NE_EXPR code_cond processing...
6886 (omp_adjust_for_condition): ...here. Added necessary parameters.
6887 * omp-general.h (omp_adjust_for_condition): Updated declaration.
6888 * omp-grid.c (grid_attempt_target_gridification): Adjust to pass
6889 proper values to new parameters of omp_adjust_for_condition.
6891 2019-02-20 Jakub Jelinek <jakub@redhat.com>
6894 * expr.c (expand_assignment): If result is a MEM, use change_address
6895 instead of simplify_gen_subreg.
6897 2019-02-20 Jakub Jelinek <jakub@redhat.com>
6898 David Malcolm <dmalcolm@redhat.com>
6901 * fold-const.c (decode_field_reference): Return NULL_TREE if
6902 lang_hooks.types.type_for_size returns NULL. Check it before
6903 overwriting *exp_. Use return NULL_TREE instead of return 0.
6905 2019-02-20 Jakub Jelinek <jakub@redhat.com>
6909 * toplev.c (do_compile): Double the emin/emax exponents to workaround
6912 2019-02-20 Uroš Bizjak <ubizjak@gmail.com>
6915 * config/i386/i386.c (ix86_atomic_assign_expand_fenv): Check
6916 TARGET_SSE in addition to TARGET_SSE_MATH.
6918 (ix86_excess_precision): Ditto.
6919 (ix86_float_exceptions_rounding_supported_p): Ditto.
6920 (use_rsqrt_p): Ditto.
6921 * config/i386/sse.md (rsqrt<mode>2): Ditto.
6923 2019-02-20 David Malcolm <dmalcolm@redhat.com>
6926 * diagnostic-show-locus.c (layout::calculate_line_spans): Use
6927 linenum_arith_t when determining if two adjacent line spans are
6928 close enough to merge.
6929 (diagnostic_show_locus): Use linenum_arith_t when iterating over
6930 lines within each line_span.
6932 2019-02-20 Andre Vieira <andre.simoesdiasvieira@arm.com>
6935 * lra-constraints.c(uses_hard_regs_p): Fix handling of
6936 paradoxical SUBREGS.
6938 2019-02-20 Li Jia He <helijia@linux.ibm.com>
6941 * gcc/config/rs6000/rs6000.c (rs6000_gimple_fold_builtin)
6942 <case ALTIVEC_BUILTIN_VSPLTISB, ALTIVEC_BUILTIN_VSPLTISH,
6943 ALTIVEC_BUILTIN_VSPLTISW>: Don't convert the operand before
6946 2019-02-19 Jonathan Wakely <jwakely@redhat.com>
6948 * config/gcn/gcn.c (print_operand): Fix typo.
6950 2019-02-19 Richard Biener <rguenther@suse.de>
6953 * toplev.c (do_compile): Initialize mpfr's exponent range
6954 based on available float modes.
6956 2019-02-19 Eric Botcazou <ebotcazou@adacore.com>
6958 * rtlanal.c (get_initial_register_offset): Fall back to the estimate
6959 as long as the epilogue isn't completed.
6961 2019-02-18 Martin Sebor <msebor@redhat.com>
6963 * doc/cpp.texi (Conditional syntax): Add __has_attribute,
6964 __has_cpp_attribute, and __has_include.
6966 2019-02-18 Martin Sebor <msebor@redhat.com>
6968 * doc/invoke.texi (-Wreturn-type): Correct and expand.
6970 2019-02-18 Martin Sebor <msebor@redhat.com>
6973 * tree.c (valid_constant_size_p): Avoid assuming size is a constant
6975 * tree.h (cst_size_error): Add the cst_size_not_constant enumerator.
6977 2019-02-18 Richard Biener <rguenther@suse.de>
6979 PR tree-optimization/89296
6980 * tree-ssa-loop-ch.c (ch_base::copy_headers): Restrict setting
6981 of no-warning flag to cases that might emit the bogus warning.
6983 2019-02-18 Jakub Jelinek <jakub@redhat.com>
6986 * config/arm/arm.md (*arm_movdi, *movdf_soft_insn): Use "r" instead of
6988 * config/arm/vfp.md (*movdi_vfp): Likewise.
6989 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use "r" instead of
6990 "q" constraint for operands[0].
6993 * config/s390/s390.md (*r<noxa>sbg_<mode>_srl_bitmask,
6994 *r<noxa>sbg_<mode>_sll, *r<noxa>sbg_<mode>_srl): Don't construct
6995 pattern in a temporary buffer.
6996 (*r<noxa>sbg_sidi_srl): Likewise. Always use 32 as I3 rather
6997 than 64-operands[2].
7000 * config/s390/s390.c (s390_indirect_branch_attrvalue,
7001 s390_indirect_branch_settings): Define unconditionally.
7002 (s390_set_current_function): Likewise, but guard the whole body except
7003 the s390_indirect_branch_settings call with
7004 #if S390_USE_TARGET_ATTRIBUTE.
7005 (TARGET_SET_CURRENT_FUNCTION): Redefine unconditionally.
7007 * config/s390/s390.md (*<risbg_n>_ior_and_sr_ze,
7008 *<risbg_n>_<mode>_ior_and_lshiftrt, *<risbg_n>_sidi_ior_and_lshiftrt):
7009 Use HOST_WIDE_INT_M1U instead of ~(0ULL).
7010 (*<risbg_n>_and_subregdi_rotr, *<risbg_n>_and_subregdi_rotl): Use
7011 HOST_WIDE_INT_1U instead of 1ULL.
7012 (*pre_z10_extzv<mode>, *pre_z10_extv<mode>): Change mask type from int
7013 to unsigned HOST_WIDE_INT, use HOST_WIDE_INT_1U instead of 1ul.
7014 (*insv<mode><clobbercc_or_nocc>_appendbitsleft,
7015 z = (x << c) | (y >> d) splitters): Use HOST_WIDE_INT_1U
7017 (*insv<mode>_mem_reg, *insvdi_mem_reghigh): Use HOST_WIDE_INT_1U
7020 2019-02-18 Martin Jambor <mjambor@suse.cz>
7022 PR tree-optimization/89209
7023 * tree-sra.c (create_access_replacement): New optional parameter
7024 reg_tree. Use it as a type if non-NULL and access type is not of
7026 (get_repl_default_def_ssa_name): New parameter REG_TYPE, pass it
7027 to create_access_replacement.
7028 (sra_modify_assign): Pass LHS type to get_repl_default_def_ssa_name.
7029 Check lacc is non-NULL before attempting to re-create it on the RHS.
7031 2019-02-18 Martin Liska <mliska@suse.cz>
7034 * cgraph.c (symbol_table::create_edge): Set m_summary_id to -1
7036 (symbol_table::free_edge): Recycle m_summary_id.
7037 * cgraph.h (get_summary_id): New.
7038 (symbol_table::release_symbol): Set m_summary_id to -1
7040 (symbol_table::allocate_cgraph_symbol): Recycle m_summary_id.
7041 * ipa-fnsummary.c (ipa_fn_summary_t): Switch from
7042 function_summary to fast_function_summary.
7043 * ipa-fnsummary.h (ipa_fn_summary_t): Likewise.
7044 * ipa-pure-const.c (class funct_state_summary_t):
7045 Switch from function_summary to fast_function_summary.
7046 * ipa-reference.c (class ipa_ref_var_info_summary_t): Likewise.
7047 (class ipa_ref_opt_summary_t): Switch from function_summary
7048 to fast_function_summary.
7049 * symbol-summary.h (class function_summary_base): New class
7050 that is created from base of former function_summary.
7051 (function_summary_base::unregister_hooks): New.
7052 (class function_summary): Inherit from function_summary_base.
7053 (class call_summary_base): New class
7054 that is created from base of former call_summary.
7055 (class call_summary): Inherit from call_summary_base.
7056 (struct is_same): New.
7057 (class fast_function_summary): New summary class.
7058 (class fast_call_summary): New summary class.
7059 * vec.h (vec_safe_grow_cleared): New function.
7061 2019-02-18 Martin Liska <mliska@suse.cz>
7063 * config/i386/i386.c (ix86_get_multilib_abi_name): New function.
7064 (TARGET_GET_MULTILIB_ABI_NAME): New macro defined.
7065 * doc/tm.texi: Document new target hook.
7066 * doc/tm.texi.in: Likewise.
7067 * target.def: Add new target macro.
7068 * gcc.c (find_fortran_preinclude_file): Do not search multilib
7071 2019-02-17 Alan Modra <amodra@gmail.com>
7074 * config/rs6000/rs6000.md (<bd>_<mode> split): Check for an int
7075 output reg on add insn.
7076 (<bd>tf_<mode> split): Likewise. Match predicates with insn.
7078 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
7081 * config/i386/sse.md (ssedoublemode): Remove V4HI.
7082 (PMULHRSW): Likewise.
7083 (<ssse3_avx2>_pmulhrsw<mode>3): Require TARGET_SSSE3, not
7085 (ssse3_pmulhrswv4hi3): New expander.
7087 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
7089 * config/i386/mmx.md (*vec_extractv2si_zext_mem): Doesn't require
7090 MMX. Add isa attribute.
7092 2019-02-16 Jakub Jelinek <jakub@redhat.com>
7094 PR rtl-optimization/66152
7095 * builtins.h (c_readstr): Declare.
7096 * builtins.c (c_readstr): Remove forward declaration. Add
7097 null_terminated_p argument, if false, read all bytes from the
7098 string instead of stopping after '\0'.
7099 * expr.c (string_cst_read_str): New function.
7100 (store_expr): Use string_cst_read_str instead of
7101 builtin_strncpy_read_str. Try to store by pieces the whole
7102 exp_len first, and only if that fails, split it up into
7103 store by pieces followed by clear_storage. Formatting fix.
7105 * config/i386/i386.md (*movqi_internal): Remove static from
7106 buf variable. Use output_asm_insn (buf, operands); return "";
7107 instead of return buf;.
7108 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>,
7109 *<code><mode>3<mask_name>, *andnot<mode>3, *andnottf3, *<code><mode>3,
7110 *<code>tf3, <mask_codefor><code><mode>3<mask_name>): Likewise.
7112 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7114 * config/sparc/linux.h (ASAN_CC1_SPEC): Define.
7115 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC and ASAN_CC1_SPEC.
7116 * config/sparc/linux64.h (ASAN_CC1_SPEC): Likewise.
7117 (CC1_SPEC): Likewise.
7118 * config/sparc/sparc.c (sparc_asan_shadow_offset): Adjust for 64-bit.
7120 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7122 * asan.c (asan_emit_stack_protection): Use full-sized mask to align
7123 the base address on 64-bit strict-alignment platforms.
7125 2019-02-15 H.J. Lu <hongjiu.lu@intel.com>
7127 * config/i386/i386.h (VALID_MMX_REG_MODE): Correct the misplaced ')'.
7129 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
7131 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT_P): New define.
7133 2019-02-15 Aaron Sawdey <acsawdey@linux.ibm.com>
7135 PR rtl-optimization/88308
7136 * shrink-wrap.c (move_insn_for_shrink_wrap): Fix LABEL_NUSES counts
7137 on copied instruction.
7139 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7141 * final.c (insn_current_reference_address): Replace test on JUMP_P
7142 with test on jump_to_label_p.
7143 * config/visium/visium-passes.def: New file.
7144 * config/visium/t-visium (PASSES_EXTRA): Define.
7145 * config/visium/visium-protos.h (make_pass_visium_reorg): Declare.
7146 * config/visium/visium.h (TRAMPOLINE_SIZE): Adjust.
7147 (TRAMPOLINE_ALIGNMENT): Define.
7148 * config/visium/visium.c (visium_option_override): Do not register
7149 the machine-specific reorg pass here.
7150 (visium_trampoline_init): Align the BRA insn on a 64-bit boundary
7152 (output_branch): Adjust threshold for long branch instruction.
7153 * config/visium/visium.md (cpu): Move around.
7154 (length): Adjust for the GR6.
7156 2019-02-15 Richard Biener <rguenther@suse.de>
7157 Jakub Jelinek <jakub@redhat.com>
7159 PR tree-optimization/89278
7160 * tree-loop-distribution.c: Include tree-eh.h.
7161 (generate_memset_builtin, generate_memcpy_builtin): Call
7162 rewrite_to_non_trapping_overflow on builtin->size before passing it
7163 to force_gimple_operand_gsi.
7165 2019-02-15 Jakub Jelinek <jakub@redhat.com>
7168 * optc-save-gen.awk: Handle optimize_fast like optimize_size or
7170 * opth-gen.awk: Likewise.
7172 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
7174 * config/i386/i386.h (TARGET_SUBTARGET64_ISA_DEFAULT):
7175 Enable MMX, SSE and SSE2 by default.
7176 * config/i386/i386.c (ix86_option_override_internal): Do not
7177 explicitly set MMX, SSE and SSE2 flags for TARGET_64BIT here.
7179 2019-02-14 Jakub Jelinek <jakub@redhat.com>
7181 PR rtl-optimization/89354
7182 * combine.c (make_extraction): Punt if extraction_mode is narrower
7185 2019-02-14 Maya Rashish <coypu@sdf.org>
7187 * config.gcc (*-*-netbsd*): Add netbsd-d.o.
7188 * config/netbsd-d.c: New file.
7189 * config/t-netbsd: Add netbsd-d.o
7191 2018-02-14 Steve Ellcey <sellcey@marvell.com>
7193 * config/aarch64/aarch64.c (aarch64_attribute_table): Change
7194 affects_type_identity to true for aarch64_vector_pcs.
7195 (aarch64_comp_type_attributes): New function.
7196 (TARGET_COMP_TYPE_ATTRIBUTES): New macro.
7198 2019-02-14 Tamar Christina <tamar.christina@arm.com>
7201 * config/arm/iterators.md (ANY64): Add V4HF.
7203 2019-02-14 Martin Liska <mliska@suse.cz>
7205 PR rtl-optimization/89242
7206 * dce.c (delete_unmarked_insns): Call free_dominance_info we
7207 process a transformation.
7209 2019-02-14 Jakub Jelinek <jakub@redhat.com>
7211 PR tree-optimization/89314
7212 * fold-const.c (fold_binary_loc): Cast strlen argument to
7213 const char * before dereferencing it. Formatting fixes.
7216 * passes.def: Swap pass_ubsan and pass_early_warn_uninitialized.
7218 2019-02-13 Ian Lance Taylor <iant@golang.org>
7220 * optc-save-gen.awk: Set var_opt_hash for initial optimizations
7221 and set current index for other optimizations.
7223 2019-02-13 Uroš Bizjak <ubizjak@gmail.com>
7225 * config/i386/sse.md (vec_set<VI4F_256_512:mode>_0): Use
7226 nonimmediate_operand as operand 2 predicate.
7227 (vec_set<VF2_512_256:mode>_0): Ditto.
7228 (vec_set<VI8_AVX_AVX512F:mode>_0): Ditto.
7229 (*vec_concatv2si): Remove alternative 2.
7230 (*vec_concatv4si_0): Use vm constraint for alternative 0.
7231 (*vec_concatv4si_0): Remove preferred_for_speed attribute.
7232 (vec_concatv2di): Split alternatives 4,5,6 to ...
7233 (*vec_concatv2di_0) ... new pattern.
7235 2019-02-13 Wilco Dijkstra <wdijkstr@arm.com>
7238 * config/arm/arm.c (ldm_stm_operation_p) Set
7239 addr_reg_in_reglist correctly for first register.
7240 (load_multiple_sequence): Remove dead base check.
7241 (gen_ldm_seq): Correctly set write_back for Thumb-1.
7243 2019-02-13 Tamar Christina <tamar.christina@arm.com>
7246 * config/aarch64/aarch64-sve.md (*pred_mov<mode>, pred_mov<mode>):
7247 Expose as @aarch64_pred_mov.
7248 * config/aarch64/aarch64.c (aarch64_classify_address):
7249 Use expand_insn which legitimizes operands.
7251 2019-02-13 Martin Liska <mliska@suse.cz>
7253 * builtins.h (expand_builtin_with_bounds): Remove declaration.
7254 * calls.c (struct arg_data): Remove special_slot, pointer_arg
7255 and pointer_offset fields.
7256 (initialize_argument_information): Remove usage of dead
7258 * cgraph.h (struct cgraph_thunk_info): Remove
7259 add_pointer_bounds_args.
7260 * cgraphunit.c (cgraph_node::expand_thunk): Remove usage of dead
7262 (cgraph_node::assemble_thunks_and_aliases): Remove usage of dead
7264 * config/i386/i386.c (ix86_function_arg_advance): Remove
7266 (struct builtin_isa): Remove leaf_p and nothrow_p fields.
7267 (def_builtin): Remove usage of dead
7269 (ix86_add_new_builtins): Likewise.
7270 * ipa-fnsummary.c (compute_fn_summary): Likewise.
7271 * ipa-icf.c (sem_function::equals_wpa): Likewise.
7272 (sem_function::init): Likewise.
7273 (sem_variable::merge): Likewise.
7274 * ipa-visibility.c (function_and_variable_visibility): Likewise.
7275 * ipa.c (symbol_table::remove_unreachable_nodes): Likewise.
7276 * lto-cgraph.c (lto_output_node): Likewise.
7277 (lto_output_varpool_node): Likewise.
7278 (input_node): Likewise.
7279 (input_varpool_node): Likewise.
7280 * lto-streamer-out.c (lto_output): Likewise.
7281 * tree-inline.c (expand_call_inline): Remove usage of
7283 * tree-inline.h (struct copy_body_data): Likewise.
7284 * varpool.c (varpool_node::dump): Likewise.
7286 2019-02-13 Jakub Jelinek <jakub@redhat.com>
7289 * tree-ssa-structalias.c (set_uids_in_ptset): Or in vi->is_heap_var
7290 into pt->vars_contains_escaped_heap instead of setting
7291 pt->vars_contains_escaped_heap to it.
7294 * optabs.c (prepare_cmp_insn): Use UINTVAL (size) instead of
7295 INTVAL (size), compare it to GET_MODE_MASK instead of
7296 1 << GET_MODE_BITSIZE.
7299 * config/i386/predicates.md (x86_64_immediate_operand): Allow
7300 TLS UNSPECs offsetted by signed 32-bit CONST_INT even with
7303 2019-02-13 Martin Liska <mliska@suse.cz>
7306 * cfgrtl.c (remove_barriers_from_footer): New function.
7307 (try_redirect_by_replacing_jump): Use it.
7308 (cfg_layout_redirect_edge_and_branch): Likewise.
7310 2019-02-13 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
7312 * config/rs6000/altivec.h (vec_sbox_be, vec_cipher_be,
7313 vec_cipherlast_be, vec_ncipher_be, vec_ncipherlast_be): New #defines.
7314 * config/rs6000/crypto.md (CR_vqdi): New define_mode_iterator.
7315 (crypto_vsbox_<mode>, crypto_<CR_insn>_<mode>): New define_insns.
7316 * config/rs6000/rs6000-builtin.def (VSBOX_BE): New BU_CRYPTO_1.
7317 (VCIPHER_BE, VCIPHERLAST_BE, VNCIPHER_BE, VNCIPHERLAST_BE):
7319 * config/rs6000/rs6000.c (builtin_function_type)
7320 <CRYPTO_BUILTIN_VSBOX_BE, CRYPTO_BUILTIN_VCIPHER_BE,
7321 CRYPTO_BUILTIN_VCIPHERLAST_BE, CRYPTO_BUILTIN_VNCIPHER_BE,
7322 CRYPTO_BUILTIN_VNCIPHERLAST_BE>: New switch options.
7323 * doc/extend.texi (vec_sbox_be, vec_cipher_be, vec_cipherlast_be,
7324 vec_ncipher_be, vec_ncipherlast_be): New builtin functions.
7326 2019-02-12 Pat Haugen <pthaugen@us.ibm.com>
7328 * doc/invoke.texi (RS/6000 and PowerPC Options): Remove duplicate
7329 -maltivec. Delete -maltivec=be and -maltivec=le documentation.
7331 2019-02-12 H.J. Lu <hongjiu.lu@intel.com>
7334 * config/i386/i386.md (*movoi_internal_avx): Revert revision
7335 268678 and revision 268657.
7336 (*movti_internal): Likewise.
7338 2019-02-12 Ilya Leoshkevich <iii@linux.ibm.com>
7341 * config/s390/s390.c (s390_decompose_address): Update comment.
7342 (s390_check_qrst_address): Reject invalid address forms after
7345 2019-02-12 Martin Liska <mliska@suse.cz>
7348 * ipa-pure-const.c (propagate_pure_const): Revert hunk as
7349 we need default values of funct_state for a function that
7352 2019-02-12 Eric Botcazou <ebotcazou@adacore.com>
7354 * asan.c (asan_expand_mark_ifn): Take into account the alignment of
7355 the object to pick the size of stores on strict-alignment platforms.
7357 * config/sparc/sparc.md (*movsi_insn): Minor tweak.
7358 (*movdi_insn_sp32): Likewise.
7359 (*movdi_insn_sp64): Likewise.
7361 2019-02-12 Jan Hubicka <hubicka@ucw.cz>
7364 * cgraphunit.c (analyze_functions): Clear READONLY flag for external
7365 types that needs constructiong.
7366 * tree.h (may_be_aliased): Do not check TYPE_NEEDS_CONSTRUCTING.
7368 2019-02-12 Richard Biener <rguenther@suse.de>
7370 PR tree-optimization/89253
7371 * tree-ssa-loop-split.c (tree_ssa_split_loops): Check we can
7374 2019-02-11 David Malcolm <dmalcolm@redhat.com>
7377 * input.c (selftest::test_line_offset_overflow): New selftest.
7378 (selftest::input_c_tests): Call it.
7380 2019-02-11 Martin Sebor <msebor@redhat.com>
7382 PR tree-optimization/88771
7383 * gimple-ssa-warn-restrict.c (pass_wrestrict::gate): Also enable
7384 when -Wstringop-overflow is set.
7385 (builtin_memref::builtin_memref): Adjust excessive upper bound
7386 only when lower bound is not excessive.
7387 (maybe_diag_overlap): Detect and diagnose excessive bounds via
7388 -Wstringop-ovefflow.
7389 (maybe_diag_offset_bounds): Rename...
7390 (maybe_diag_access_bounds): ...to this.
7391 (check_bounds_or_overlap): Adjust for name change above.
7393 2019-02-11 Martin Sebor <msebor@redhat.com>
7396 * builtins.c (max_object_size): Move from here...
7397 * builtins.h (max_object_size): ...and here...
7398 * tree.c (max_object_size): ...to here...
7399 * tree.h (max_object_size): ...and here.
7401 2019-02-11 Bill Schmidt <wschmidt@linux.ibm.com>
7403 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Shift-right
7404 and shift-left vector built-ins need to include a TRUNC_MOD_EXPR
7405 for correct semantics.
7407 2019-02-11 Alan Modra <amodra@gmail.com>
7409 * doc/invoke.texi (man page RS/6000 and PowerPC Options): Mention
7410 -mlongcall and -mpltseq.
7411 (RS/6000 and PowerPC Options <-mlongcall>): Mention inline PLT calls.
7412 (RS/6000 and PowerPC Options <-mpltseq>): Document.
7413 * config/rs6000/rs6000.h (TARGET_PLTSEQ): Define.
7414 * config/rs6000/sysv4.opt (mpltseq): New option.
7415 * config/rs6000/sysv4.h (TARGET_PLTSEQ): Redefine.
7416 (SUBTARGET_OVERRIDE_OPTIONS): Error if given -mpltseq when assembler
7417 support is lacking. Don't allow -mpltseq with -mbss-plt.
7418 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Warn if
7419 -mpltseq given for ELFv1.
7420 * config/rs6000/rs6000.c (rs6000_call_aix): Comment on UNSPEC_PLTSEQ.
7421 Only use UNSPEC_PLTSEQ for inline PLT calls.
7422 (rs6000_call_sysv, rs6000_sibcall_sysv): Expand comments. Only
7423 use UNSPEC_PLTSEQ for inline PLT calls.
7424 (rs6000_indirect_call_template_1, rs6000_longcall_ref),
7425 (rs6000_call_aix, rs6000_call_sysv, rs6000_sibcall_sysv): Replace
7426 uses of HAVE_AS_PLTSEQ with TARGET_PLTSEQ, simplifying.
7427 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
7428 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
7429 (pltseq_mtctr_<mode>): Likewise.
7431 2019-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7433 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Use 8-byte strings with
7435 * configure: Regenerate.
7437 2019-02-11 Jakub Jelinek <jakub@redhat.com>
7440 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use q constraint
7443 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
7445 * function.c (assign_parm_setup_block): Use the stored
7446 size, not the passed size, when allocating stack-space,
7447 also for a parameter with alignment larger than
7448 MAX_SUPPORTED_STACK_ALIGNMENT.
7450 2019-02-11 Martin Liska <mliska@suse.cz>
7453 * ipa-cp.c (build_toporder_info): Remove usage of a param.
7454 * ipa-inline.c (inline_small_functions): Likewise.
7455 * ipa-pure-const.c (propagate_pure_const): Likewise.
7456 (propagate_nothrow): Likewise.
7457 * ipa-reference.c (propagate): Likewise.
7458 * ipa-utils.c (struct searchc_env): Remove unused field.
7459 (searchc): Always search across AVAIL_INTERPOSABLE.
7460 (ipa_reduced_postorder): Always allow AVAIL_INTERPOSABLE as
7461 the only called IPA pure const can properly not propagate
7462 across interposable boundary.
7463 * ipa-utils.h (ipa_reduced_postorder): Remove param.
7465 2019-02-11 Chung-Ju Wu <jasonwucj@gmail.com>
7467 * config/nds32/nds32.md (call_internal, call_value_internal,
7468 sibcall_internal, sibcall_value_internal): Use SImode for mem rtx.
7470 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
7472 * config/cris/cris.c (cris_preferred_minimum_alignment): Fix name
7475 2019-02-10 H.J. Lu <hongjiu.lu@intel.com>
7477 * config/i386/constraints.md (Yd): Replace AVX512BW with AVX512DQ
7480 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
7482 * config.gcc (with_nds32_lib): Set default --with-nds32-lib correctly.
7484 2019-02-10 Jakub Jelinek <jakub@redhat.com>
7486 PR tree-optimization/89268
7487 * tree-if-conv.c (version_loop_for_if_conversion): Push to preds only
7488 if preds is non-NULL.
7490 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7493 * tree.c (fld_simplified_type_name): Also keep TYPE_DECL for
7496 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
7498 * config/nds32/nds32.md (trap): New pattern.
7500 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
7502 * config/nds32/nds32.c (nds32_dwarf_register_span): Refine register
7505 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
7507 * config/nds32/nds32-md-auxiliary.c (nds32_spilt_doubleword): Support
7510 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7512 * ipa-visibility.c (localize_node): Also do not localize
7513 LDPR_PREVAILING_DEF_IRONLY_EXP.
7515 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7518 * tree.c (fld_simplified_type_name): Use DECL_ASSEMBLER_NAME_SET_P
7519 instead of type_with_linkage.
7521 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7524 * params.def (uninlined-function-insns, uninlined-function-time,
7525 uninlined-thunk-insns, uninlined-thunk-time): Add artificial upper
7526 bound so we don't get overflows.
7528 2019-02-09 Aaron Sawdey <acsawdey@linux.ibm.com>
7530 * config/rs6000/rs6000-string.c (expand_compare_loop,
7531 expand_block_compare): Insert REG_BR_PROB notes in inline expansion of
7534 2019-02-09 Jakub Jelinek <jakub@redhat.com>
7537 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
7538 If !node->definition and TYPE_ARG_TYPES is non-NULL, use
7539 TYPE_ARG_TYPES instead of DECL_ARGUMENTS.
7541 2019-02-09 Alan Modra <amodra@gmail.com>
7544 * config/rs6000/rs6000.c (save_reg_p): Correct calls_eh_return
7545 case. Match logic in rs6000_emit_prologue emitting pic_offset_table
7548 2019-02-08 Vladimir Makarov <vmakarov@redhat.com>
7551 * lra-constraints.c (process_alt_operands): Don't increase reject
7552 for memory when offset memory is required.
7554 2019-02-08 Robin Dapp <rdapp@linux.ibm.com>
7556 * config/s390/vector.md: Implement vector copysign.
7558 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
7560 * expr.c (expand_constructor): Correct indentations.
7562 2019-02-08 Richard Biener <rguenther@suse.de>
7564 PR tree-optimization/89247
7565 * tree-if-conv.c: Include tree-cfgcleanup.h.
7566 (version_loop_for_if_conversion): Record LOOP_VECTORIZED call.
7567 (tree_if_conversion): Pass through predicate vector.
7568 (pass_if_conversion::execute): Do CFG cleanup and SSA update
7569 inline, see if any if-converted loops we refrece in
7570 LOOP_VECTORIZED calls vanished and fixup.
7571 * tree-if-conv.h (tree_if_conversion): Adjust prototype.
7573 2019-02-08 Ilya Leoshkevich <iii@linux.ibm.com>
7575 * config/s390/constraints.md (jdd): New constraint.
7577 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
7580 * config/i386/i386.md (*movoi_internal_avx): Set mode to XI for
7581 upper 16 vector registers without TARGET_AVX512VL.
7582 (*movti_internal): Likewise.
7584 2019-02-08 Jakub Jelinek <jakub@redhat.com>
7586 PR rtl-optimization/89234
7587 * except.c (copy_reg_eh_region_note_forward): Return if note_or_insn
7588 is a NOTE, CODE_LABEL etc. - rtx_insn * other than INSN_P.
7589 (copy_reg_eh_region_note_backward): Likewise.
7591 2019-02-08 Richard Biener <rguenther@suse.de>
7594 * tree-data-ref.c (initialize_matrix_A): Fail if constant
7596 (analyze_subscript_affine_affine): Handle failure from
7597 initialize_matrix_A.
7599 2019-02-08 Jakub Jelinek <jakub@redhat.com>
7601 * cfganal.c (pre_and_rev_post_order_compute_fn): Use fn instead of
7604 2019-02-07 David Malcolm <dmalcolm@redhat.com>
7606 PR tree-optimization/86637
7607 PR tree-optimization/89235
7608 * tree-vect-loop.c (optimize_mask_stores): Add an
7609 auto_purge_vect_location sentinel to ensure that vect_location is
7612 (auto_purge_vect_location::~auto_purge_vect_location): New dtor.
7613 (try_vectorize_loop_1): Add an auto_purge_vect_location sentinel
7614 to ensure that vect_location is purged on exit.
7615 (pass_slp_vectorize::execute): Likewise, replacing the manual
7617 * tree-vectorizer.h (class auto_purge_vect_location): New class.
7619 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7621 * config/aarch64/iterators.md (max_opp): New code_attr.
7622 (USMAX): New code iterator.
7623 * config/aarch64/predicates.md (aarch64_smin): New predicate.
7624 (aarch64_smax): Likewise.
7625 * config/aarch64/aarch64-simd.md (abd<mode>_3): Rename to...
7626 (*aarch64_<su>abd<mode>_3): ... Change RTL representation to
7629 2019-02-07 H.J. Lu <hongjiu.lu@intel.com>
7632 * config/i386/i386.md (*movoi_internal_avx): Set mode to OI
7633 for TARGET_AVX512VL.
7634 (*movti_internal): Set mode to TI for TARGET_AVX512VL.
7636 2019-02-07 Andreas Krebbel <krebbel@linux.ibm.com>
7638 * config/s390/s390-builtin-types.def: Add new types.
7639 * config/s390/s390-builtins.def: (s390_vec_xl, s390_vec_xld2)
7640 (s390_vec_xlw4): Make the memory operand into a const pointer.
7641 (s390_vec_xld2, s390_vec_xlw4): Add a variant for single precision
7643 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Generate
7644 a new vector type with the alignment of the scalar memory operand.
7646 2019-02-07 Matthew Malcomson <matthew.malcomson@arm.com>
7647 Jakub Jelinek <jakub@redhat.com>
7650 * config/arm/arm-protos.h (valid_operands_ldrd_strd,
7651 arm_count_ldrdstrd_insns): New declarations.
7652 * config/arm/arm.c (mem_ok_for_ldrd_strd): Remove broken handling of
7654 (valid_operands_ldrd_strd): New function.
7655 (arm_count_ldrdstrd_insns): New function.
7656 * config/arm/ldrdstrd.md: Change peepholes to generate PARALLEL SImode
7657 sets instead of single DImode set and define new insns to match this.
7659 2019-02-07 Tamar Christina <tamar.christina@arm.com>
7661 * config/aarch64/aarch64-builtins.c (aarch64_fcmla_lane_builtin_data):
7662 Make it a C initializer.
7664 2019-02-07 Tamar Christina <tamar.christina@arm.com>
7667 * config/arm/neon.md (*neon_mov<mode>): Add r -> r case.
7669 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7671 * config/arm/neon.md (neon_<sup>dot<vsi2qi>):
7672 Use neon_dot<q> for type.
7673 (neon_<sup>dot_lane<vsi2qi>): Likewise.
7675 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7677 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>):
7678 Use neon_dot<q> for type.
7679 (aarch64_<sur>dot_lane<vsi2qi>): Likewise.
7680 (aarch64_<sur>dot_laneq<vsi2qi>): Likewise.
7682 2019-02-06 Vladimir Makarov <vmakarov@redhat.com>
7684 PR rtl-optimization/89225
7685 * lra-constaints.c (simplify_operand_subreg): Add subreg mode
7688 2019-02-06 Eric Botcazou <ebotcazou@adacore.com>
7690 * config/i386/i386.c (ix86_expand_prologue): Emit a memory blockage
7691 after restoring registers saved to allocate the frame on Windows.
7693 2019-02-06 Richard Biener <rguenther@suse.de>
7695 PR tree-optimization/89182
7696 * graphite.h (cached_scalar_evolution_in_region): Declare.
7697 * graphite.c (struct seir_cache_key): New.
7698 (struct sese_scev_hash): Likewise.
7699 (seir_cache): New global.
7700 (cached_scalar_evolution_in_region): New function.
7701 (graphite_transform_loops): Allocate and release seir_cache.
7702 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Use
7703 cached_scalar_evolution_in_region.
7704 * graphite-scop-detection.c (scop_detection::can_represent_loop):
7706 (scop_detection::graphite_can_represent_expr: Use
7707 cached_scalar_evolution_in_region.
7708 (scop_detection::stmt_simple_for_scop_p): Likewise.
7709 (find_params_in_bb): Likewise.
7710 (gather_bbs::before_dom_children): Likewise.
7711 * graphite-sese-to-poly.c (create_pw_aff_from_tree): Likewise.
7712 (add_loop_constraints): Likewise.
7714 2019-02-06 Jakub Jelinek <jakub@redhat.com>
7717 * fold-const-call.c (fold_const_vec_convert): Pass true as last
7718 operand to new_unary_operation only if both element types are integral
7719 and it isn't a widening conversion. Return NULL_TREE if
7720 new_unary_operation failed.
7722 2019-02-05 Andreas Krebbel <krebbel@linux.ibm.com>
7725 * config/s390/s390.md: Remove load and test FP splitter.
7727 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
7730 * config/rs6000/rs6000-string.c (do_ifelse, expand_cmp_vec_sequence,
7731 expand_compare_loop, expand_block_compare_gpr,
7732 expand_strncmp_align_check, expand_strncmp_gpr_sequence): Insert
7733 REG_BR_PROB notes in inline expansion of memcmp/strncmp. Add
7734 #include "profile-count.h" and "predict.h" for types and functions
7735 needed to work with REG_BR_PROB notes.
7737 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
7740 * config/rs6000/rs6000.md (<bd>tf_<mode>): Generate a local label
7741 for the long branch case.
7743 2019-02-05 Jakub Jelinek <jakub@redhat.com>
7746 * dce.c (delete_unmarked_insns): Don't remove no-op moves if they
7747 can throw, non-call exceptions are enabled and we can't delete
7748 dead exceptions or alter cfg. Set must_clean if
7749 delete_insn_and_edges returns true, don't set it blindly for calls.
7750 Assert that delete_unreachable_blocks is called only if can_alter_cfg.
7752 PR rtl-optimization/89195
7753 * combine.c (make_extraction): For MEMs, don't extract bytes outside
7754 of the original MEM.
7756 2019-02-05 Martin Liska <mliska@suse.cz>
7758 PR gcov-profile/89000
7759 * gcov.c (function_summary): Remove argument.
7760 (file_summary): New function.
7761 (print_usage): Replace tabs with spaces.
7762 (generate_results): Use new function file_summary.
7764 2019-02-05 Jakub Jelinek <jakub@redhat.com>
7767 * optabs.c (prepare_cmp_insn): Pass x and y to
7768 emit_block_comp_via_libcall rather than XEXP (x, 0) and XEXP (y, 0).
7770 2019-02-05 Richard Biener <rguenther@suse.de>
7773 * bitmap.h (struct bitmap_obstack): Do not mark GTY.
7774 (struct bitmap_element): Drop chain_prev so we properly recurse on
7775 the prev member, supporting tree views.
7776 (struct bitmap_head): GTY skip the obstack member.
7778 2019-02-04 Alexander Monakov <amonakov@ispras.ru>
7781 * doc/extend.texi (Vector Extensions): Add an example of using vector
7782 types together with x86 intrinsics.
7784 2019-02-04 Alan Modra <amodra@gmail.com>
7786 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1): Increase
7787 str[] size to 160, and comment.
7789 2019-02-04 Alan Modra <amodra@gmail.com>
7791 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1),
7792 (rs6000_pltseq_template): Guard output of TLS markers with
7794 (rs6000_longcall_ref, rs6000_call_aix, rs6000_call_sysv),
7795 (rs6000_sibcall_sysv): Ignore TARGET_TLS_MARKERS when deciding
7796 to use inline PLT sequences.
7797 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
7798 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
7799 (pltseq_mtctr_<mode>): Don't test TARGET_TLS_MARKERS in predicate.
7801 2019-02-04 Martin Liska <mliska@suse.cz>
7804 * ipa-fnsummary.c (estimate_edge_devirt_benefit): Bail
7805 out when ipa_fn_summaries does not contain entry for callee.
7807 2019-02-04 Eric Botcazou <ebotcazou@adacore.com>
7809 * config/sparc/sparc.h: Remove superfluous blank lines.
7810 * config/sparc/sparc.c (global_offset_table_rtx): Rename into...
7811 (got_register_rtx): ...this.
7812 (sparc_got): Adjust to above renaming.
7813 (sparc_tls_got): Likewise.
7814 (sparc_delegitimize_address): Likewise.
7815 (sparc_output_mi_thunk): Likewise.
7816 (sparc_init_pic_reg): Likewise.
7817 (save_local_or_in_reg_p): Fix test on the GOT register.
7818 (USE_HIDDEN_LINKONCE): Move around.
7819 (get_pc_thunk_name): Likewise.
7820 (gen_load_pcrel_sym): Likewise.
7821 (load_got_register): Likewise.
7823 2019-02-04 Kito Cheng <kito.cheng@gmail.com>
7825 * config/nds32/linux.h (GLIBC_DYNAMIC_LINKER): Define the naming rule
7826 of the dynamic linker: "ld-linux-nds32[le|be][f].so.1".
7828 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
7830 * config/nds32/nds32.c (nds32_legitimate_address_p): Add TLS model
7833 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
7835 * config.gcc (with_nds32_lib, glibc):
7836 Remove TARGET_DEFAULT_TLSDESC_TRAMPOLINE=0 setting.
7837 * config/nds32/linux.h (TARGET_DEFAULT_TLSDESC_TRAMPOLINE): Delete.
7838 (NDS32_TLSDESC_TRAMPOLINE_SPEC): Delete.
7840 2019-02-03 Uroš Bizjak <ubizjak@gmail.com>
7843 * config/i386/i386.md (*sqrt<mode>2_sse): Add (v,0) alternative.
7844 Do not prefer (v,v) alternative for non-AVX targets and (m,v)
7845 alternative for speed when TARGET_SSE_PARTIAL_REG_DEPENDENCY is set.
7846 (*rcpsf2_sse): Ditto.
7847 (*rsqrtsf2_sse): Ditto.
7848 (sse4_1_round<mode<2): Ditto.
7850 2019-02-03 Richard Biener <rguenther@suse.de>
7853 * dwarf2out.c (copy_ancestor_tree): Register non-stubs as
7856 2019-02-02 Jakub Jelinek <jakub@redhat.com>
7859 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
7860 Punt with warning on aggregate return or argument types. Ignore
7861 type/mode checking for uniform arguments.
7863 2019-02-01 Segher Boessenkool <segher@kernel.crashing.org>
7865 * combine.c (try_combine): Do not print "Can't combine" messages unless
7866 printing failed combination attempts.
7868 2019-02-01 Martin Jambor <mjambor@suse.cz>
7871 * omp-grid.c (grid_mark_variable_segment): Set assembler name of group
7872 segment and global segment variables before making them static.
7874 2019-02-01 Martin Jambor <mjambor@suse.cz>
7876 * omp-grid.c (grid_target_follows_gridifiable_pattern): Guard two
7877 missed optimization dump with dump_enabled_p.
7879 2019-02-01 Richard Biener <rguenther@suse.de>
7882 * tree-scalar-evolution.c (analyze_scalar_evolution): Set up
7883 the instantiate cache.
7884 (instantiate_scev_binary): Elide second operand procesing
7885 if equal to the first.
7886 * tree-chrec.c (chrec_contains_symbols): Add visited set.
7887 (chrec_contains_undetermined): Likewise.
7888 (tree_contains_chrecs): Likewise.
7890 2019-02-01 Jan Hubicka <hubicka@ucw.cz>
7892 * parms.def (MAX_INLINE_INSNS_SINGLE): Reduce from 400 to 200.
7894 2019-02-01 Jakub Jelinek <jakub@redhat.com>
7896 PR tree-optimization/89143
7897 * wide-int-range.h (wide_int_range_absu): Declare.
7898 * wide-int-range.cc (wide_int_range_absu): New function.
7899 * tree-vrp.c (extract_range_from_unary_expr): Handle ABSU_EXPR.
7901 PR tree-optimization/88107
7902 * tree-cfg.c (find_outermost_region_in_block): Add ALL argument,
7903 instead of assertion that eh_region_outermost is non-NULL, if it
7904 is NULL, set *ALL to true and return NULL.
7905 (move_sese_region_to_fn): Adjust caller, if all is set, call
7906 duplicate_eh_regions with NULL region.
7908 2019-02-01 Richard Biener <rguenth@suse.de>
7910 PR rtl-optimization/88593
7911 * mode-switching.c (optimize_mode_switching): Free dominators before
7912 calling cleanup_cfg.
7914 2019-02-01 Bin Cheng <bin.cheng@linux.alibaba.com>
7916 PR tree-optimization/88932
7917 * tree-predcom.c (try_combine_chains): Get loop bbs in dom order.
7919 2019-01-31 Jakub Jelinek <jakub@redhat.com>
7922 * omp-low.c (lower_omp_task_reductions): Drop redundant test to avoid
7923 bogus clang warning.
7925 2019-01-31 Uroš Bizjak <ubizjak@gmail.com>
7928 * config/i386/i386.md (*extendsfdf2): Split out reg->reg
7929 alternative to avoid partial SSE register stall for TARGET_AVX.
7930 (truncdfsf2): Ditto.
7931 (sse4_1_round<mode>2): Ditto.
7933 2018-01-31 Bill Schmidt <wschmidt@linux.ibm.com>
7935 PR tree-optimization/89008
7936 * gimple-ssa-strength-reduction.c (slsr_process_mul): Don't
7937 process anything of the form X * 0.
7939 2019-01-31 Richard Biener <rguenther@suse.de>
7941 PR tree-optimization/89135
7942 * tree-ssa-phiprop.c (pass_phiprop::execute): Skip blocks
7943 with abnormal preds.
7945 2019-01-31 Jakub Jelinek <jakub@redhat.com>
7948 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Allow inlining
7949 always_inline callees into no_sanitize_address callers.
7951 2019-01-31 Richard Biener <rguenther@suse.de>
7953 PR rtl-optimization/89115
7954 * lra.c (lra_rtx_hash): Properly hash CONST_INT values.
7956 2019-01-30 Martin Sebor <msebor@redhat.com>
7959 * doc/extend.texi (cast to a union): Correct and expand.
7961 2019-01-30 Vladimir Makarov <vmakarov@redhat.com>
7963 PR rtl-optimization/87246
7964 * lra-constraints.c (simplify_operand_subreg): Reload memory
7965 in subreg if the address became invalid.
7967 2019-01-30 Bill Schmidt <wschmidt@linux.ibm.com>
7970 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v4sf_scalar):
7971 Disable for little-endian.
7973 2019-01-30 Richard Biener <rguenther@suse.de>
7975 PR rtl-optimization/89115
7976 * opts.c (default_options_optimization): Reduce
7977 PARAM_MAX_DSE_ACTIVE_LOCAL_STORES by a factor of 10 at -O1.
7978 Make PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP reduction relative
7981 2019-01-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
7983 * config/rs6000/rs6000-c.c (altivec-resolve_overloaded_builtin):
7984 Change handling of ALTIVEC_BUILTIN_VEC_EXTRACT. Coerce result to
7985 type of vector element when vec_extract is implemented by direct
7988 2019-01-30 Thomas Schwinge <thomas@codesourcery.com>
7990 * doc/invoke.texi (C Language Options): List "-fopenacc-dim".
7992 2019-01-30 Richard Biener <rguenther@suse.de>
7994 PR tree-optimization/89111
7995 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Restrict
7996 canonicalization to appropriately sized access types.
7998 2019-01-30 Jakub Jelinek <jakub@redhat.com>
8001 * config/i386/i386.c (ix86_warn_parameter_passing_abi): Don't warn
8002 for arguments to functions that are TU-local and shouldn't be
8003 referenced by assembly.
8005 2019-01-30 Ulrich Drepper <drepper@redhat.com>
8007 * dumpfile.c (opt_info_switch_p_1): Ignore '-' if it appears
8010 2019-01-29 Martin Sebor <msebor@redhat.com>
8013 * gimple-fold.c (fold_array_ctor_reference): Avoid zero-length arrays.
8015 2019-01-29 Jakub Jelinek <jakub@redhat.com>
8019 * omp-simd-clone.c (simd_clone_clauses_extract)
8020 <case OMP_CLAUSE_ALIGNED>: Ignore clauses with NULL
8021 OMP_CLAUSE_ALIGNED_ALIGNMENT.
8023 2019-01-29 Vineet Gupta <vgupta@synopsys.com>
8025 * config.gcc: Force .init_array for ARC.
8027 2019-01-29 Richard Biener <rguenther@suse.de>
8030 * dwarf2out.c (collect_skeleton_dies): New helper.
8031 (copy_decls_for_unworthy_types): Call it.
8032 (build_abbrev_table): Assert we do not try to replace
8033 DW_AT_signature refs with local refs.
8035 2019-01-28 Jakub Jelinek <jakub@redhat.com>
8038 * gimplify.c (gimplify_omp_for): When adding OMP_CLAUSE_*_GIMPLE_SEQ
8039 for lastprivate/linear IV, push gimplify context around gimplify_assign
8040 and, if it needed any temporaries, pop it into a gimple bind around the
8043 2019-01-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
8045 * common.opt (-Wattribute-alias): Remove "no-" from name.
8046 Make -Wattribute-alias command line option and
8047 #pragma GCC diagnostic ignored "-Wattribute-alias" work again.
8049 2019-01-28 Jakub Jelinek <jakub@redhat.com>
8052 * doc/invoke.texi (-mclwb, -mprfchw, -mrdpid, -mrdseed, -msgx,
8053 -madx, -mhle, -mavx5124fmaps, -mavx512vnni, -mavx5124vnniw): Document
8055 (bmi2): Add missing @opindex.
8056 * doc/extend.texi (x86 target attribute): Move fma4, lwp, ssse3
8057 options alphabetically. Add missing 3dnow, 3dnowa, adx, avx, avx2,
8058 avx5124fmaps, avx5124vnniw, avx512bitalg, avx512bw, avx512cd,
8059 avx512dq, avx512er, avx512f, avx512ifma, avx512pf, avx512vbmi,
8060 avx512vbmi2, avx512vl, avx512vnni, avx512vpopcntdq, bmi, bmi2,
8061 cldemote, clflushopt, clwb, clzero, crc32, cx16, f16c, fma, fsgsbase,
8062 fxsr, gfni, hle, lzcnt, movbe, movdir64b, movdiri, mwaitx, pconfig,
8063 pku, prefetchwt1, prfchw, ptwrite, rdpid, rdrnd, rdseed, rtm, sahf,
8064 sgx, sha, shstk, tbm, vaes, vpclmulqdq, waitpkg, wbnoinvd, xsave,
8065 xsavec, xsaveopt and xsaves options.
8067 2019-01-28 Richard Biener <rguenther@suse.de>
8070 * dwarf2out.c (gen_subprogram_die): Remove leftover from MPX
8073 2019-01-28 Richard Biener <rguenther@suse.de>
8075 PR tree-optimization/88739
8076 * tree-cfg.c (verify_types_in_gimple_reference): Verify
8077 BIT_FIELD_REFs only are applied to mode-precision operands
8078 when they are integral.
8079 (verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR.
8080 * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid generating
8081 BIT_FIELD_REFs of non-mode-precision integral operands.
8083 2019-01-27 Jakub Jelinek <jakub@redhat.com>
8086 * config/i386/sse.md
8087 (<mask_codefor>avx512dq_shuf_<shuffletype>64x2_1<mask_name>,
8088 avx512f_shuf_<shuffletype>64x2_1<mask_name>): Ensure the
8089 first constants in pairs are multiples of 2. Formatting fixes.
8090 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>,
8091 avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Ensure the
8092 first constants in each quadruple are multiples of 4. Formatting fixes.
8094 2019-01-26 Martin Jambor <mjambor@suse.cz>
8097 * tree-inline.c: Include tree-cfgcleanup.h.
8098 (delete_unreachable_blocks_update_callgraph): Move...
8099 * tree-cfgcleanup.c (delete_unreachable_blocks_update_callgraph):
8100 ...here, make externally visible, make second argument bool, adjust
8102 * tree-cfgcleanup.c: Include cgraph.h.
8103 * tree-cfgcleanup.h (delete_unreachable_blocks_update_callgraph):
8105 * ipa-prop.c: Include tree-cfgcleanup.h.
8106 (ipcp_transform_function): Call
8107 delete_unreachable_blocks_update_callgraph instead of cleaning uo CFG.
8109 2019-01-25 Vladimir Makarov <vmakarov@redhat.com>
8111 PR rtl-optimization/88846
8112 * ira.c (process_set_for_memref_referenced_p): New.
8113 (memref_referenced_p): Add new param. Use
8114 process_set_for_memref_referenced_p. Add new switch cases.
8115 (memref_used_between_p): Pass new arg to memref_referenced_p.
8117 2019-01-25 Richard Earnshaw <rearnsha@arm.com>
8120 * config/aarch64/aarch64.c (aarch64_function_arg_alignment): Add new
8121 argument ABI_BREAK. Set to true if the calculated alignment has
8122 changed in gcc-9. Check bit-fields for their base type alignment.
8123 (aarch64_layout_arg): Warn if argument passing has changed in gcc-9.
8124 (aarch64_function_arg_boundary): Likewise.
8125 (aarch64_gimplify_va_arg_expr): Likewise.
8127 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
8130 * varasm.c (output_constructor_bitfield): Use wi::extract_uhwi
8131 instead of accessing TREE_INT_CST_ELT directly.
8133 2019-01-25 Christophe Lyon <christophe.lyon@linaro.org>
8135 * doc/sourcebuild.texi (Environment attributes): Add fenv and
8136 fenv_exceptions description.
8138 2019-01-25 Wilco Dijkstra <wdijkstr@arm.com>
8140 PR rtl-optimization/87763
8141 * config/aarch64/aarch64.c (aarch64_select_cc_mode):
8142 Allow SUBREG when matching CC_NZmode compare.
8144 2019-01-25 Richard Biener <rguenther@suse.de>
8146 PR tree-optimization/89049
8147 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost):
8148 Look at the pattern stmt to determine if the stmt is vectorized.
8150 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
8152 * config/aarch64/aarch64-sve.md (*pred_mov<mode>)
8153 (pred_mov<mode>): Handle all-register forms using both a new
8154 alternative and a split.
8156 2019-01-25 Richard Biener <rguenther@suse.de>
8158 PR tree-optimization/86865
8159 * graphite-scop-detection.c (scop_detection::can_represent_loop):
8160 Reject non-do-while loops.
8162 2019-01-24 Peter Bergner <bergner@linux.ibm.com>
8164 * config/rs6000/altivec.md (build_vector_mask_for_load): Use MEM_P.
8165 * config/rs6000/constraints.md (Q constraint): Use REG_P.
8166 * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Use SYMBOL_REF_P.
8167 * config/rs6000/freebsd64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
8168 SYMBOL_REF_P, CONST_INT_P and CONST_DOUBLE_P.
8169 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8170 * config/rs6000/predicates.md (altivec_register_operand, vint_operand,
8171 vsx_register_operand, vsx_reg_sfsubreg_ok, vfloat_operand,
8172 vlogical_operand, gpc_reg_operand, int_reg_operand,
8173 int_reg_operand_not_pseudo): Use SUBREG_P and HARD_REGISTER_P.
8174 (ca_operand, base_reg_operand, htm_spr_reg_operand, cc_reg_operand,
8175 cc_reg_not_cr0_operand, input_operand): Use SUBREG_P.
8176 (save_world_operation, restore_world_operation, lmw_operation,
8177 stmw_operation): Use MEM_P and REG_P.
8178 (tie_operand): Use MEM_P.
8179 (vrsave_operation, crsave_operation): Use REG_P.
8180 (mfcr_operation, mtcrf_operation): Use REG_P and CONST_INT_P.
8181 (fpr_reg_operand): Use SUBREG_P and HARD_REGISTER_NUM_P.
8182 (quad_int_reg_operand): Use HARD_REGISTER_NUM_P.
8183 (call_operand): Use HARD_REGISTER_P.
8184 (indexed_or_indirect_operand, altivec_indexed_or_indirect_operand):
8186 (lwa_operand): Use SUBREG_P, REG_P and CONST_INT_P.
8187 * config/rs6000/rs6000-p8swap.c (insn_is_load_p, insn_is_store_p,
8188 quad_aligned_load_p, replace_swapped_aligned_store,
8189 recombine_lvx_pattern, replace_swapped_aligned_load,
8190 recombine_stvx_pattern): Use MEM_P.
8191 (const_load_sequence_p, adjust_vperm, replace_swapped_load_constant):
8192 Use MEM_P and SYMBOL_REF_P.
8193 (rtx_is_swappable_p): Use REG_P and CONST_INT_P.
8194 (insn_is_swappable_p): Use REG_P and MEM_P.
8195 (insn_is_swap_p, (alignment_mask): Use CONST_INT_P.
8196 * config/rs6000/rs6000-string.c (expand_block_clear, expand_block_move):
8198 * config/rs6000/rs6000.c (rs6000_secondary_reload, rs6000_emit_cmove):
8200 (rs6000_output_move_128bit): Use CONST_DOUBLE_P, CONST_INT_P and
8202 (rs6000_legitimize_address): Use CONST_DOUBLE_P, CONST_INT_P,
8203 CONST_WIDE_INT_P, REG_P and SYMBOL_REF_P.
8204 (rs6000_emit_move): Use CONST_DOUBLE_P, CONST_INT_P, HARD_REGISTER_P,
8205 HARD_REGISTER_NUM_P, MEM_P, REG_P, SUBREG_P, SYMBOL_REF_P and
8207 (output_toc): Use CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
8208 (easy_altivec_constant, rs6000_legitimate_offset_address_p,
8209 rs6000_mode_dependent_address, rs6000_expand_mtfsf_builtin,
8210 rs6000_expand_set_fpscr_rn_builtin, rs6000_expand_set_fpscr_drn_builtin,
8211 rs6000_expand_unop_builtin, INT_P, rs6000_generate_compare,
8212 rs6000_machopic_legitimize_pic_address, rs6000_split_logical_inner,
8213 rs6000_split_logical_di): Use CONST_INT_P.
8214 (rs6000_legitimize_reload_address): Use CONST_INT_P, HARD_REGISTER_P,
8215 REG_P and SYMBOL_REF_P.
8216 (setup_incoming_varargs, rs6000_rtx_costs): Use CONST_INT_P and MEM_P.
8217 (print_operand): Use CONST_INT_P, MEM_P and REG_P.
8218 (virtual_stack_registers_memory_p, rs6000_legitimate_address_p,
8219 mems_ok_for_quad_peep): Use CONST_INT_P and REG_P.
8220 (rs6000_secondary_reload_memory): Use CONST_INT_P and SUBREG_P.
8221 (small_data_operand, print_operand_address): Use CONST_INT_P and
8223 (split_stack_arg_pointer_used_p): Use HARD_REGISTER_P.
8224 (rs6000_init_hard_regno_mode_ok, direct_move_p):
8225 Use HARD_REGISTER_NUM_P.
8226 (rs6000_secondary_reload_gpr): Use HARD_REGISTER_NUM_P and MEM_P.
8227 (rs6000_secondary_reload_class): Use HARD_REGISTER_NUM_P, REG_P,
8228 SUBREG_P and SYMBOL_REF_P.
8229 (register_to_reg_type, rs6000_secondary_reload_inner): Use SUBREG_P
8230 and HARD_REGISTER_NUM_P.
8231 (rs6000_adjust_vec_address): Use HARD_REGISTER_NUM_P and
8233 (rs6000_adjust_cost, find_mem_ref): Use MEM_P.
8234 (macho_lo_sum_memory_operand, rs6000_eliminate_indexed_memrefs): Use
8236 (legitimate_indirect_address_p, legitimate_lo_sum_address_p,
8237 registers_ok_for_quad_peep, rs6000_output_function_epilogue,
8238 find_addr_reg): Use REG_P.
8239 (altivec_expand_vec_perm_const): Use REG_P and SUBREG_P.
8240 (rs6000_emit_le_vsx_move): Use SUBREG_P.
8241 (offsettable_ok_by_alignment, constant_pool_expr_p,
8242 legitimate_small_data_p, rs6000_output_dwarf_dtprel,
8243 rs6000_delegitimize_address, rs6000_const_not_ok_for_debug_p,
8244 rs6000_cannot_force_const_mem, rs6000_output_addr_const_extra,
8245 rs6000_assemble_integer, create_TOC_reference,
8246 rs6000_emit_allocate_stack, rs6000_xcoff_encode_section_info,
8247 rs6000_call_aix, rs6000_call_aix): Use SYMBOL_REF_P.
8248 (rs6000_split_vec_extract_var): Use reg_or_subregno.
8249 * config/rs6000/rtems.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
8250 CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
8251 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8252 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8253 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Use SYMBOL_REF_P.
8254 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use HARD_REGISTER_NUM_P.
8255 (INT_REG_OK_FOR_INDEX_P, INT_REG_OK_FOR_BASE_P): Use HARD_REGISTER_P.
8256 (CONSTANT_ADDRESS_P): Use CONST_INT_P and SYMBOL_REF_P.
8257 * config/rs6000/rs6000.md (define_expands strlensi, mod<mode>3
8258 and cbranch<mode>4): Use CONST_INT_P.
8259 (multiple define_splits): Use REG_P and SUBREG_P.
8260 (define_expands call, call_value): Use MEM_P.
8261 (define_expands sibcall, sibcall_value): Use CONST_INT_P and MEM_P.
8262 (define insn *mtcrfsi): Use CONST_INT_P and REG_P.
8263 * config/rs6000/vsx.md (*vsx_le_perm_load_<mode>,
8264 *vsx_le_perm_load_v8hi, *vsx_le_perm_load_v16qi): Use HARD_REGISTER_P
8265 and HARD_REGISTER_NUM_P.
8266 (multiple define_splits): Use HARD_REGISTER_NUM_P.
8268 2019-01-24 Uroš Bizjak <ubizjak@gmail.com>
8270 PR rtl-optimization/88948
8271 * rtl.h (prepare_copy_insn): New prototype.
8272 * gcse.c (prepare_copy_insn): New function, split out from
8273 process_insert_insn.
8274 (process_insert_insn): Use prepare_copy_insn.
8275 * store-motion.c (replace_store_insn): Use prepare_copy_insn
8276 instead of gen_move_insn.
8278 2019-01-24 Jakub Jelinek <jakub@redhat.com>
8281 * config/i386/i386.c (ix86_pic_register_p): Return true for
8284 PR tree-optimization/88964
8285 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Also
8286 punt if HONOR_SNANS (chrec).
8289 * tree-nested.c (convert_nonlocal_reference_stmt,
8290 convert_local_reference_stmt, convert_tramp_reference_stmt,
8291 convert_gimple_call) <case GIMPLE_OMP_TEAMS>: Treat
8292 gimple_omp_teams_host teams stmts like GIMPLE_OMP_PARALLEL
8295 PR tree-optimization/89027
8296 * tree-inline.c (add_clobbers_to_eh_landing_pad): Don't add clobbers
8297 for "omp simd array" variables.
8299 2019-01-24 Richard Earnshaw <rearnsha@arm.com>
8302 * profile-count.h (profile_count): On ARM systems using GCC 6/7/8
8303 force the alignment of m_val.
8305 2019-01-24 Richard Biener <rguenther@suse.de>
8308 * tree-streamer-out.c (write_ts_decl_common_tree_pointers):
8309 When in "legacy" debug mode make sure to reset self-origins.
8311 2019-01-24 Martin Liska <mliska@suse.cz>
8313 PR gcov-profile/88994
8314 * gcov-io.c (mangle_path): Do not allocate a bigger buffer,
8315 result will be always smaller or equal to the original.
8316 * gcov.c (mangle_name): Fix else branch where we should
8317 also copy to PTR and shift the pointer.
8319 2019-01-24 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
8321 * tree-ssa-dom.c (test_for_singularity): Fix a comment typo.
8322 * vr-values.c (find_case_label_ranges): Fix a comment typo.
8324 2019-01-23 Xuepeng Guo <xuepeng.guo@intel.com>
8326 * common/config/i386/i386-common.c
8327 (OPTION_MASK_ISA_ENQCMD_SET,
8328 OPTION_MASK_ISA_ENQCMD_UNSET): New macros.
8329 (ix86_handle_option): Handle -menqcmd.
8330 * config.gcc (enqcmdintrin.h): New header file.
8331 * config/i386/cpuid.h (bit_ENQCMD): New bit.
8332 * config/i386/driver-i386.c (host_detect_local_cpu): Handle
8334 * config/i386/i386-builtin-types.def ((INT, PVOID, PCVOID)): New
8336 * config/i386/i386-builtin.def (__builtin_ia32_enqcmd,
8337 __builtin_ia32_enqcmds): New builtins.
8338 * config/i386/i386-c.c (__ENQCMD__): New macro.
8339 * config/i386/i386-option.c (ix86_target_string): Add
8341 (ix86_valid_target_attribute_inner_p): Likewise.
8342 * config/i386/i386-expand.c
8343 (ix86_expand_builtin): Expand IX86_BUILTIN_ENQCMD and
8344 IX86_BUILTIN_ENQCMDS.
8345 * config/i386/i386.h (TARGET_ENQCMD): New.
8346 * config/i386/i386.md (UNSPECV_ENQCMD, UNSPECV_ENQCMDS): New.
8347 (@enqcmd<enqcmd_sfx>_<mode>): New insn pattern.
8348 (movdir64b_<mode>): Parameterize to enable share expansion code
8349 with ENQCMD in function ix86_expand_builtin.
8350 * config/i386/i386.opt: Add -menqcmd.
8351 * config/i386/immintrin.h: Include enqcmdintrin.h.
8352 * config/i386/enqcmdintrin.h: New intrinsic file.
8353 * doc/invoke.texi: Add -menqcmd.
8355 2019-01-23 Bin Cheng <bin.cheng@arm.com>
8356 Steve Ellcey <sellcey@marvell.com>
8359 * recog.c (address_operand): Return false on wrong mode for address.
8360 (constrain_operands): Check for mode with 'p' constraint.
8362 2019-01-23 Uroš Bizjak <ubizjak@gmail.com>
8365 * config/i386/sse.md (sse2_cvtpi2pd): Add SSE alternatives.
8366 Disparage MMX alternative.
8367 (sse2_cvtpd2pi): Ditto.
8368 (sse2_cvttpd2pi): Ditto.
8370 2019-01-23 David Malcolm <dmalcolm@redhat.com>
8373 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Fix
8374 use-after-free of the result of
8375 aarch64_get_extension_string_for_isa_flags.
8377 2019-01-23 Jakub Jelinek <jakub@redhat.com>
8380 * doc/extend.texi: Document break and continue behavior in
8381 statement expressions.
8383 2019-01-23 Richard Biener <rguenther@suse.de>
8385 PR tree-optimization/89008
8386 * tree-ssa-reassoc.c (eliminate_using_constants): For * 0 do
8387 not leave another stray operand.
8389 2019-01-23 Jakub Jelinek <jakub@redhat.com>
8391 * BASE-VER: Bump to 9.0.1.
8393 2019-01-23 Eric Botcazou <ebotcazou@adacore.com>
8395 * cgraphunit.c (cgraph_node::expand_thunk): When expanding a GIMPLE
8396 thunk that returns by reference, use the type of the return object
8397 of the thunk instead of that of the alias to build the dereference.
8399 2019-01-23 Vineet Gupta <vgupta@synopsys.com>
8401 * config/arc/atomic.md: Add operand to DMB instruction.
8403 2019-01-23 Jakub Jelinek <jakub@redhat.com>
8405 PR tree-optimization/88964
8406 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Use
8407 build_zero_cst instead of build_int_cst. Return false for loop
8408 invariants which honor signed zeros.
8410 2019-01-22 Segher Boessenkool <segher@kernel.crashing.org>
8412 * doc/invoke.texi (-fsplit-paths): This is enabled by default at -O3.
8414 2019-01-22 Jakub Jelinek <jakub@redhat.com>
8417 * config/rs6000/rs6000.c: Include tree-vrp.h and tree-ssanames.h.
8418 (rs6000_gimple_fold_builtin): If MEM_REF address doesn't satisfy
8419 is_gimple_mem_ref_addr predicate, force it into a SSA_NAME first.
8422 * gimplify.c (gimplify_omp_atomic): Handle bitfield atomics with
8423 non-integral DECL_BIT_FIELD_REPRESENTATIVEs.
8426 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v2df_scalar):
8427 Disable for little endian.
8429 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
8432 * config/arm/arm.c (arm_needs_double_word_align): Check
8433 DECL_BIT_FIELD_TYPE.
8435 2019-01-22 Hongtao Liu <hongtao.liu@intel.com>
8436 H.J. Lu <hongjiu.lu@intel.com>
8439 * config/i386/i386-builtin.def: Add mask2 to all builtin
8440 initializations. Merge ARGS2 and SPECIAL_ARGS2 into ARGS and
8442 * config/i386/i386.c (BDESC): Add mask2 to the definition.
8443 (BDESC_FIRST): Likewise.
8444 (define_builtin): Add an argument for mask2. Updated to handle
8445 both ix86_isa_flags and ix86_isa_flags2.
8446 (define_builtin_const): Likewise.
8447 (define_builtin_pure): Likewise.
8448 (define_builtin2): Deleted.
8449 (define_builtin_const2): Likewise.
8450 (builtin_description): Add a member, mask2.
8451 (bdesc_*): Add mask2 to builtin initializations.
8452 (ix86_init_mmx_sse_builtins): Update calls to def_builtin,
8453 def_builtin_const and def_builtin_pure. Remove SPECIAL_ARGS2
8455 (ix86_get_builtin_func_type): Remove SPECIAL_ARGS2 support.
8457 2019-01-22 H.J. Lu <hongjiu.lu@intel.com>
8460 * config/i386/i386.c (ix86_force_load_from_GOT_p): Also check
8463 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
8466 * config/arm/arm.c (arm_needs_doubleword_align): Return 2 if a record's
8467 alignment is dominated by a bitfield with 64-bit aligned base type.
8468 (arm_function_arg): Emit a warning if the alignment has changed since
8469 earlier GCC releases.
8470 (arm_function_arg_boundary): Likewise.
8471 (arm_setup_incoming_varargs): Likewise.
8473 2019-01-22 Richard Biener <rguenther@suse.de>
8475 PR tree-optimization/88862
8476 * graphite-scop-detection.c
8477 (scop_detection::graphite_can_represent_scev): Reject ADDR_EXPR.
8479 2019-01-22 Andrew Stubbs <ams@codesourcery.com>
8481 * doc/extend.tex (AMD GCN Function Attributes): New section.
8482 * doc/install.texi (amdgcn-unknown-amdhsa): New instructions.
8483 * doc/invoke.texi (AMD GCN Options): New section.
8484 * doc/md.texi (Constraints for Particular Machines): Add AMD GCN.
8486 2019-01-22 Eric Botcazou <ebotcazou@adacore.com>
8488 * config/sparc/sparc.c (parc_delegitimize_address): Recognize the GOT
8489 register and decoded HIGH/LO_SUM combinations for labels in PIC mode.
8491 2019-01-22 Jakub Jelinek <jakub@redhat.com>
8493 PR tree-optimization/88044
8494 * tree-ssa-loop-niter.c (number_of_iterations_cond): If condition
8495 is false in the first iteration, but !every_iteration, return false
8496 instead of true with niter->niter zero.
8498 PR rtl-optimization/88904
8499 * cfgcleanup.c (thread_jump): Verify cond2 doesn't mention
8500 any nonequal registers before processing BB_END (b).
8503 * optabs.c (add_equal_note): Add op0_mode argument, use it instead of
8505 (expand_binop_directly, expand_doubleword_clz,
8506 expand_doubleword_popcount, expand_ctz, expand_ffs,
8507 expand_unop_direct, maybe_emit_unop_insn): Adjust callers.
8509 PR rtl-optimization/49429
8511 PR rtl-optimization/86334
8513 * expr.c (emit_block_move_hints): Move marking of MEM_EXPRs
8514 addressable from here...
8515 (emit_block_op_via_libcall): ... to here.
8517 2019-01-22 Richard Biener <rguenther@suse.de>
8519 * tree-vect-loop.c (vect_analyze_loop_operations): Use
8520 auto_vec for cost vector to fix memleak.
8521 (vectorize_fold_left_reduction): Properly gather SLP defs.
8522 (vectorizable_comparison): Do not swap operands to properly
8525 2019-01-22 Alan Modra <amodra@gmail.com>
8528 * config/rs6000/predicates.md (unspec_tls): Ensure GOT reg
8529 stays a reg. Allow a const_int.
8530 * config/rs6000/rs6000-protos.h (rs6000_output_tlsargs): Declare.
8531 * config/rs6000/rs6000.h (IS_V4_FP_ARGS): Define.
8532 (IS_NOMARK_TLSGETADDR): Define.
8533 * config/rs6000/rs6000.c (edit_tls_call_insn): Delete.
8534 (rs6000_output_tlsargs): New function.
8535 (rs6000_legitimize_tls_address): Don't say a !TARGET_TLS_MARKERS
8536 __tls_get_addr call takes an arg.
8537 (rs6000_call_sysv): Generate sysv4 secure plt call pattern here..
8538 * config/rs6000/rs6000.md (call_nonlocal_sysv): ..rather than here,
8540 (call_value_nonlocal_sysv): ..or here, delete split.
8541 (tls_gdld_nomark): Delete.
8542 (call_value_indirect_nonlocal_sysv): Use unspec_tls as operand2
8543 predicate. Call rs6000_output_tlsargs. Adjust length to suit.
8544 (call_value_nonlocal_sysv): Likewise.
8545 (call_value_nonlocal_sysv_secure): Likewise.
8546 (call_value_nonlocal_aix): Likewise.
8547 (call_value_indirect_aix): Likewise.
8548 (call_value_indirect_elfv2): Likewise.
8549 (call_value_local32, call_value_local64): Disable for no-mark tls.
8550 (call_value_local_aix): Likewise.
8552 2019-01-21 Uroš Bizjak <ubizjak@gmail.com>
8555 * config/i386/i386.c (ix86_expand_builtin) [case IX86_BUILTIN_BEXTRI32,
8556 case IX86_BUILTIN_BEXTRI64]: Sanitize operands.
8558 2019-01-21 Michael Ploujnikov <michael.ploujnikov@oracle.com>
8560 * hash-map-tests.c (test_map_of_strings_to_int): Show how to use
8561 string contents as hash_map keys.
8563 2019-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
8566 * c-warn.c (check_alignment_of_packed_member): Add a boolean parameter
8567 for rvalue context. Handle rvalues correctly. Use min_align_of_type
8568 instead of TYPE_ALIGN.
8569 (check_address_or_pointer_of_packed_member): Handle rvalues coorrectly.
8570 Use min_align_of_type instead of TYPE_ALIGN_UNIT. Check for NULL
8571 pointer from TYPE_STUB_DECL.
8573 2019-01-21 Richard Biener <rguenther@suse.de>
8575 PR tree-optimization/88934
8576 * tree-vect-slp.c (vect_mask_constant_operand_p): Always look
8577 at the possibly non-constant operand.
8578 (vect_get_constant_vectors): Adjust.
8580 2019-01-21 H.J. Lu <hongjiu.lu@intel.com>
8583 * config/i386/adxintrin.h: Just check _IMMINTRIN_H_INCLUDED.
8584 * config/i386/clflushoptintrin.h: Check _IMMINTRIN_H_INCLUDED
8585 instead of _X86INTRIN_H_INCLUDED.
8586 * onfig/i386/clwbintrin.h: Likewise.
8587 * config/i386/pkuintrin.h: Likewise.
8588 * config/i386/prfchwintrin.h: Likewise.
8589 * config/i386/rdseedintrin.h: Likewise.
8590 * config/i386/wbnoinvdintrin.h: Likewise.
8591 * config/i386/xsavecintrin.h: Likewise.
8592 * config/i386/xsavesintrin.h: Likewise.
8593 * config/i386/fxsrintrin.h: Enable _IMMINTRIN_H_INCLUDED check.
8594 * config/i386/xsaveintrin.h: Likewise.
8595 * config/i386/xsaveoptintrin.h: Likewise.
8596 * config/i386/x86intrin.h: Move "#include" <rdseedintrin.h>,
8597 <prfchwintrin.h>, <fxsrintrin.h>, <xsaveintrin.h>,
8598 <xsaveoptintrin.h>, <adxintrin.h>, <clwbintrin.h>,
8599 <clflushoptintrin.h>, <xsavesintrin.h>, <xsavecintrin.h>,
8600 <wbnoinvdintrin.h> and <pkuintrin.h> to ...
8601 * config/i386/immintrin.h: Here.
8603 2019-01-20 Martin Jambor <mjambor@suse.cz>
8606 * ipa-prop.h (struct ipa_func_body_info): Replaced field aa_walked
8607 with aa_walk_budget.
8608 * cgraph.h (ipa_polymorphic_call_context::get_dynamic_type): Add
8609 aa_walk_budget_p parameter.
8610 * ipa-fnsummary.c (unmodified_parm_1): New parameter fbi. Limit AA
8611 walk. Updated all callers.
8612 (unmodified_parm): New parameter fbi, pass it to unmodified_parm_1.
8613 (eliminated_by_inlining_prob): New parameter fbi, pass it on to
8615 (will_be_nonconstant_expr_predicate): New parameter fbi, removed
8616 parameter info. Extract info from fbi. Pass fbi to recursive calls
8617 and to unmodified_parm.
8618 (phi_result_unknown_predicate): New parameter fbi, removed parameter
8619 info, updated call to will_be_nonconstant_expr_predicate.
8620 (param_change_prob): New parameter fbi, limit AA walking.
8621 (analyze_function_body): Initialize aa_walk_budget in fbi. Update
8622 calls to various above functions.
8623 * ipa-polymorphic-call.c (get_dynamic_type): Add aa_walk_budget_p
8624 parameter. Use it to limit AA walking.
8625 * ipa-prop.c (detect_type_change_from_memory_writes): New parameter
8627 (detect_type_change): New parameter fbi, pass it on to
8628 detect_type_change_from_memory_writes.
8629 (detect_type_change_ssa): Likewise.
8630 (aa_overwalked): Removed.
8631 (parm_preserved_before_stmt_p): Assume fbi is never NULL, stream line
8632 accordingly, adjust to the neew AA limiting scheme.
8633 (parm_ref_data_preserved_p): Likewise.
8634 (ipa_compute_jump_functions_for_edge): Adjust call to
8636 (ipa_analyze_call_uses): Likewise.
8637 (ipa_analyze_virtual_call_uses): Pass fbi to detect_type_change_ssa.
8638 (ipa_analyze_node): Initialize aa_walk_budget.
8639 (ipcp_transform_function): Likewise.
8640 * tree-ssa-sccvn.c (eliminate_dom_walker::eliminate_stmt): Update call
8641 to get_dynamic_type.
8643 2019-01-19 Jakub Jelinek <jakub@redhat.com>
8645 * config/aarch64/aarch64.c (aarch64_stack_protect_guard): Move
8646 outside of #if CHECKING_P code.
8648 2019-01-19 Richard Sandiford <richard.sandiford@arm.com>
8650 * gimple-loop-versioning.cc (loop_versioning::dump_inner_likelihood):
8651 New function, split out from...
8652 (loop_versioning::analyze_stride): ...here.
8653 (loop_versioning::find_per_loop_multiplication): Use gassign.
8654 (loop_versioning::analyze_term_using_scevs): Return a success code.
8655 (loop_versioning::analyze_arbitrary_term): New function.
8656 (loop_versioning::analyze_address_fragment): Use
8657 analyze_arbitrary_term if all else fails.
8659 2019-01-18 Segher Boessenkool <segher@kernel.crashing.org>
8662 * config/rs6000/rs6000.md (*movsi_from_df): Allow only register
8665 2019-01-18 Richard Biener <rguenther@suse.de>
8667 PR tree-optimization/88903
8668 * tree-vect-stmts.c (vectorizable_shift): Verify we see all
8669 scalar stmts a SLP shift amount is composed of when detecting
8672 2019-01-18 Richard Earnshaw <rearnsha@arm.com>
8675 * config/arm/arm-cpus.in (mp): New feature.
8677 (fgroup ARMv7ve): Add mp and sec features.
8678 (arch armv7-a): Add options to allow mp and sec extensions.
8679 (cpu generic-armv7-a): Add options to allow mp and sec extensions.
8680 (cpu cortex-a5, cpu cortex-7, cpu cortex-a9): Add mp and sec
8681 extenstions to the base architecture.
8682 (cpu cortex-a8): Add sec extension to the base architecture.
8683 (cpu marvell-pj4): Add mp and sec extensions to the base architecture.
8684 * config/arm/t-aprofile (MULTILIB_MATCHES): Map all armv7-a arch
8685 variants down to the base v7-a varaint.
8686 * config/arm/t-multilib (v7_a_arch_variants): New variable.
8687 * doc/invoke.texi (ARM Options): Add +mp and +sec to the list
8688 of permitted extensions for -march=armv7-a and for
8689 -mcpu=generic-armv7-a.
8691 2019-01-18 Martin Liska <mliska@suse.cz>
8693 * params.def: Fix comment.
8694 * tree-profile.c (gimple_init_gcov_profiler): Bump function
8696 (gimple_gen_ic_func_profiler): Likewise.
8698 2019-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8700 * config/aarch64/aarch64-opts.h (enum stack_protector_guard): New
8701 * config/aarch64/aarch64.c (aarch64_override_options_internal): Handle
8702 and put in error checks for stack protector guard options.
8703 (aarch64_stack_protect_guard): New.
8704 (TARGET_STACK_PROTECT_GUARD): Define.
8705 * config/aarch64/aarch64.md (UNSPEC_SSP_SYSREG): New.
8706 (reg_stack_protect_address<mode>): New.
8707 (stack_protect_set): Adjust for SSP_GLOBAL.
8708 (stack_protect_test): Likewise.
8709 * config/aarch64/aarch64.opt (-mstack-protector-guard-reg): New.
8710 (-mstack-protector-guard): Likewise.
8711 (-mstack-protector-guard-offset): Likewise.
8713 2019-01-18 Jakub Jelinek <jakub@redhat.com>
8715 PR tree-optimization/86214
8716 * tree-inline.h (struct copy_body_data): Add
8717 add_clobbers_to_eh_landing_pads member.
8718 * tree-inline.c (add_clobbers_to_eh_landing_pad): New function.
8719 (copy_edges_for_bb): Call it if EH edge destination is <
8720 id->add_clobbers_to_eh_landing_pads. Fix a comment typo.
8721 (expand_call_inline): Set id->add_clobbers_to_eh_landing_pads
8722 if flag_stack_reuse != SR_NONE and clear it afterwards.
8724 2019-01-18 Christophe Lyon <christophe.lyon@linaro.org>
8727 * doc/install.texi (with-multilib-list): Document for aarch64.
8729 2019-01-18 Jakub Jelinek <jakub@redhat.com>
8732 * config/arm/arm_neon.h: Fix #pragma GCC target syntax - replace
8733 (("..."))) with ("...").
8735 2019-01-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
8737 * doc/extend.texi (Built-in Functions for Memory Model Aware
8738 Atomic Operations): Document atomic fetch and nand.
8740 2019-01-18 Martin Liska <mliska@suse.cz>
8741 Richard Biener <rguenther@suse.de>
8744 * cgraph.h (create_version_clone_with_body): Add new argument
8746 * cgraphclones.c (cgraph_node::create_version_clone): Add
8747 DECL_ATTRIBUTES to a newly created decl. And call
8748 valid_attribute_p so that proper cl_target_optimization_node
8749 is set for the newly created declaration.
8750 * multiple_target.c (create_target_clone): Set DECL_ATTRIBUTES
8752 (expand_target_clones): Do not call valid_attribute_p, it must
8754 * tree-inline.c (copy_decl_for_dup_finish): Reset mode for
8757 2019-01-17 Jakub Jelinek <jakub@redhat.com>
8760 * config/aarch64/arm_neon.h: Fix #pragma GCC target syntax - replace
8761 (("..."))) with ("..."). Use arch=armv8.2-a+sha3 instead of
8762 arch=armv8.2-a+crypto for vsha512hq_u64 etc. intrinsics.
8764 2019-01-17 Martin Sebor <msebor@redhat.com>
8767 * gimple-ssa-warn-restrict.c (builtin_memref::extend_offset_range):
8768 Handle anti-ranges the same as no range at all.
8770 2018-01-17 Steve Ellcey <sellcey@cavium.com>
8772 * config/aarch64/aarch64.c (cgraph.h): New include.
8773 (intl.h): New include.
8774 (supported_simd_type): New function.
8775 (currently_supported_simd_type): Ditto.
8776 (aarch64_simd_clone_compute_vecsize_and_simdlen): Ditto.
8777 (aarch64_simd_clone_adjust): Ditto.
8778 (aarch64_simd_clone_usable): Ditto.
8779 (TARGET_SIMD_CLONE_COMPUTE_VECSIZE_AND_SIMDLEN): New macro.
8780 (TARGET_SIMD_CLONE_ADJUST): Ditto.
8781 (TARGET_SIMD_CLONE_USABLE): Ditto.
8782 * config/i386/i386.c (ix86_simd_clone_adjust): Add definition check.
8783 * omp-simd-clone.c (expand_simd_clones): Add targetm.simd_clone.adjust
8786 2019-01-17 Martin Sebor <msebor@redhat.com>
8788 PR tree-optimization/88800
8789 * gimple-fold.c (gimple_fold_builtin_memory_op): Avoid checking
8790 NO_WARNING bit here. Avoid folding out-of-bounds calls.
8791 * gimple-ssa-warn-restrict.c (maybe_diag_offset_bounds): Remove
8792 redundant argument. Add new argument and issue diagnostics under
8793 its control. Detect out-of-bounds access even with warnings
8795 (check_bounds_or_overlap): Change return type. Add argument.
8796 (wrestrict_dom_walker::check_call): Adjust.
8797 * gimple-ssa-warn-restrict.h (check_bounds_or_overlap): Add argument.
8798 * tree-ssa-strlen.c (handle_builtin_strcpy): Adjust to change in
8799 check_bounds_or_overlap's return value.
8800 (handle_builtin_stxncpy): Same.
8801 (handle_builtin_strcat): Same.
8803 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8804 Kwok Cheung Yeung <kcy@codesourcery.com>
8805 Julian Brown <julian@codesourcery.com>
8806 Tom de Vries <tom@codesourcery.com>
8808 * doc/sourcebuild.texi: Document dg-add-options sqrt_insn.
8810 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8812 * doc/sourcebuild.texi: Document dg-require-effective-target
8813 llvm_binutils and offload_gcn.
8815 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8816 Kwok Cheung Yeung <kcy@codesourcery.com>
8817 Julian Brown <julian@codesourcery.com>
8818 Tom de Vries <tom@codesourcery.com>
8820 * doc/sourcebuild.texi: Document dg-required-effective-target
8823 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8824 Kwok Cheung Yeung <kcy@codesourcery.com>
8825 Julian Brown <julian@codesourcery.com>
8826 Tom de Vries <tom@codesourcery.com>
8827 Jan Hubicka <hubicka@ucw.cz>
8828 Martin Jambor <mjambor@suse.cz>
8830 * config.gcc: Add amdgcn*-*-amdhsa configuration.
8831 * configure.ac: Check for dlopen.
8832 * configure: Regenerate.
8834 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8835 Kwok Cheung Yeung <kcy@codesourcery.com>
8836 Julian Brown <julian@codesourcery.com>
8837 Tom de Vries <tom@codesourcery.com>
8838 Jan Hubicka <hubicka@ucw.cz>
8839 Martin Jambor <mjambor@suse.cz>
8841 * common/config/gcn/gcn-common.c: New file.
8842 * config/gcn/driver-gcn.c: New file.
8843 * config/gcn/gcn-builtins.def: New file.
8844 * config/gcn/gcn-hsa.h: New file.
8845 * config/gcn/gcn-modes.def: New file.
8846 * config/gcn/gcn-opts.h: New file.
8847 * config/gcn/gcn-passes.def: New file.
8848 * config/gcn/gcn-protos.h: New file.
8849 * config/gcn/gcn-run.c: New file.
8850 * config/gcn/gcn-tree.c: New file.
8851 * config/gcn/gcn.c: New file.
8852 * config/gcn/gcn.h: New file.
8853 * config/gcn/gcn.opt: New file.
8854 * config/gcn/t-gcn-hsa: New file.
8856 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8857 Kwok Cheung Yeung <kcy@codesourcery.com>
8858 Julian Brown <julian@codesourcery.com>
8859 Tom de Vries <tom@codesourcery.com>
8860 Jan Hubicka <hubicka@ucw.cz>
8861 Martin Jambor <mjambor@suse.cz>
8863 * config/gcn/constraints.md: New file.
8864 * config/gcn/gcn-valu.md: New file.
8865 * config/gcn/gcn.md: New file.
8866 * config/gcn/predicates.md: New file.
8868 2019-01-17 Eric Botcazou <ebotcazou@adacore.com>
8870 * gimple-ssa-isolate-paths.c (stmt_uses_name_in_undefined_way): Replace
8871 flag_non_call_exceptions with cfun->can_throw_non_call_exceptions.
8872 (stmt_uses_0_or_null_in_undefined_way): Likewise.
8873 * tree-ssa-alias.c (same_addr_size_stores_p): Likewise.
8875 2019-01-17 Tamar Christina <tamar.christina@arm.com>
8878 * config/aarch64/aarch64.md (STACK_CLASH_SVE_CFA_REGNUM): New.
8879 * config/aarch64/aarch64.c (aarch64_allocate_and_probe_stack_space): Use
8880 it and document registers.
8882 2019-01-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8884 * config/aarch64/aarch64.c (ares_tunings): Define.
8885 * config/aarch64/aarch64-cores.def (ares): Use the above.
8887 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
8891 2018-11-06 Wei Xiao <wei3.xiao@intel.com>
8893 * config/i386/avx512fintrin.h: Update VFIXUPIMM* intrinsics.
8894 (_mm512_fixupimm_round_pd): Update parameters and builtin.
8895 (_mm512_maskz_fixupimm_round_pd): Ditto.
8896 (_mm512_fixupimm_round_ps): Ditto.
8897 (_mm512_maskz_fixupimm_round_ps): Ditto.
8898 (_mm_fixupimm_round_sd): Ditto.
8899 (_mm_maskz_fixupimm_round_sd): Ditto.
8900 (_mm_fixupimm_round_ss): Ditto.
8901 (_mm_maskz_fixupimm_round_ss): Ditto.
8902 (_mm512_fixupimm_pd): Ditto.
8903 (_mm512_maskz_fixupimm_pd): Ditto.
8904 (_mm512_fixupimm_ps): Ditto.
8905 (_mm512_maskz_fixupimm_ps): Ditto.
8906 (_mm_fixupimm_sd): Ditto.
8907 (_mm_maskz_fixupimm_sd): Ditto.
8908 (_mm_fixupimm_ss): Ditto.
8909 (_mm_maskz_fixupimm_ss): Ditto.
8910 (_mm512_mask_fixupimm_round_pd): Update builtin.
8911 (_mm512_mask_fixupimm_round_ps): Ditto.
8912 (_mm_mask_fixupimm_round_sd): Ditto.
8913 (_mm_mask_fixupimm_round_ss): Ditto.
8914 (_mm512_mask_fixupimm_pd): Ditto.
8915 (_mm512_mask_fixupimm_ps): Ditto.
8916 (_mm_mask_fixupimm_sd): Ditto.
8917 (_mm_mask_fixupimm_ss): Ditto.
8918 * config/i386/avx512vlintrin.h:
8919 (_mm256_fixupimm_pd): Update parameters and builtin.
8920 (_mm256_maskz_fixupimm_pd): Ditto.
8921 (_mm256_fixupimm_ps): Ditto.
8922 (_mm256_maskz_fixupimm_ps): Ditto.
8923 (_mm_fixupimm_pd): Ditto.
8924 (_mm_maskz_fixupimm_pd): Ditto.
8925 (_mm_fixupimm_ps): Ditto.
8926 (_mm_maskz_fixupimm_ps): Ditto.
8927 (_mm256_mask_fixupimm_pd): Update builtin.
8928 (_mm256_mask_fixupimm_ps): Ditto.
8929 (_mm_mask_fixupimm_pd): Ditto.
8930 (_mm_mask_fixupimm_ps): Ditto.
8931 * config/i386/i386-builtin-types.def: Add new types and remove useless ones.
8932 * config/i386/i386-builtin.def: Update builtin definitions.
8933 * config/i386/i386.c: Handle new builtin types and remove useless ones.
8934 * config/i386/sse.md: Update VFIXUPIMM* patterns.
8935 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
8936 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
8937 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Update.
8938 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
8939 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
8940 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Update.
8941 * config/i386/subst.md:
8942 (round_saeonly_sd_mask_operand4): Add new subst_attr.
8943 (round_saeonly_sd_mask_op4): Ditto.
8944 (round_saeonly_expand_operand5): Ditto.
8945 (round_saeonly_expand): Update.
8947 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
8951 2018-11-12 Wei Xiao <wei3.xiao@intel.com>
8953 * config/i386/sse.md: Combine VFIXUPIMM* patterns
8954 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
8955 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
8956 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Remove.
8957 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
8958 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
8959 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Remove.
8961 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
8965 2018-12-15 Jakub Jelinek <jakub@redhat.com>
8968 * config/i386/sse.md (UNSPEC_SFIXUPIMM): New unspec enumerator.
8969 (avx512f_sfixupimm<mode><mask_name><round_saeonly_name>): Use it
8970 instead of UNSPEC_FIXUPIMM.
8972 2019-01-17 Richard Biener <rguenther@suse.de>
8975 * dwarf2out.c (want_pubnames): Never generate pubnames sections
8976 and friends for the LTO part of debug info.
8978 2019-01-17 Jakub Jelinek <jakub@redhat.com>
8980 PR tree-optimization/86214
8981 * cfgexpand.c (add_stack_var_conflict): Don't add any conflicts
8984 PR rtl-optimization/88870
8985 * dce.c (deletable_insn_p): Never delete const/pure calls that can
8986 throw if we can't alter the cfg or delete dead exceptions.
8987 (mark_insn): Don't call find_call_stack_args for such calls.
8989 2019-01-17 Kewen Lin <linkw@gcc.gnu.org>
8991 * doc/extend.texi: Add four new prototypes for vec_ld and seven new
8992 prototypes for vec_st.
8993 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add entries
8994 for scalar address type variants of altivec_vec_ld/altivec_vec_st,
8995 mainly on signed/unsigned long long and double.
8997 2019-01-16 David Malcolm <dmalcolm@redhat.com>
9000 * combine.c (delete_noop_moves): Convert to "bool" return,
9001 returning true if any edges are eliminated.
9002 (combine_instructions): Also return true if delete_noop_moves
9005 2019-01-16 Tamar Christina <tamar.christina@arm.com>
9007 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Use
9008 correct max nunits for endian swap.
9009 (aarch64_expand_fcmla_builtin): Correct subreg code.
9010 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
9011 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>): Correct
9014 2019-01-16 Uroš Bizjak <ubizjak@gmail.com>
9016 * config/alpha/alpha.c (alpha_gimplify_va_arg):
9017 Handle split indirect COMPLEX_TYPE arguments.
9019 2019-01-16 Richard Earnshaw <rearnsha@arm.com>
9022 * config/aarch64/aarch64-modes.def: Add comment about how the carry
9023 bit is set by add and compare.
9024 (CC_ADC): New CC_MODE.
9025 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Use variables
9026 to cache the code and mode of X. Adjust the shape of a CC_Cmode
9027 comparison. Add detection for CC_ADCmode.
9028 (aarch64_get_condition_code_1): Update code support for CC_Cmode. Add
9030 * config/aarch64/aarch64.md (uaddv<mode>4): Use LTU with CCmode.
9031 (uaddvti4): Comparison result is in CC_ADCmode and the condition is GEU.
9032 (add<mode>3_compareC_cconly_imm): Delete. Merge into...
9033 (add<mode>3_compareC_cconly): ... this. Restructure the comparison
9034 to eliminate the need for zero-extending the operands.
9035 (add<mode>3_compareC_imm): Delete. Merge into ...
9036 (add<mode>3_compareC): ... this. Restructure the comparison to
9037 eliminate the need for zero-extending the operands.
9038 (add<mode>3_carryin): Use LTU for the overflow detection.
9039 (add<mode>3_carryinC): Use CC_ADCmode for the result of the carry out.
9040 Reexpress comparison for overflow.
9041 (add<mode>3_carryinC_zero): Update for change to add<mode>3_carryinC.
9042 (add<mode>3_carryinC): Likewise.
9043 (add<mode>3_carryinV): Use LTU for carry between partials.
9044 * config/aarch64/predicates.md (aarch64_carry_operation): Update
9045 handling of CC_Cmode and add CC_ADCmode.
9046 (aarch64_borrow_operation): Likewise.
9048 2019-01-16 Tamar Christina <tamar.christina@arm.com>
9050 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): Remove patternmode.
9051 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): Likewise.
9052 * config/arm/neon.md (neon_vcmla_lane<rot><mode>, neon_vcmla_laneq<rot><mode>,
9053 neon_vcmlaq_lane<rot><mode>): Remove endianness conversion.
9055 2019-01-16 Martin Liska <mliska@suse.cz>
9057 * Makefile.in: Set TOOL_INCLUDE_DIR and NATIVE_SYSTEM_HEADER_DIR
9059 * config/gnu-user.h (TARGET_F951_OPTIONS): Add 'finclude%s/' as
9061 * gcc.c (add_sysrooted_hdrs_prefix): New function.
9062 (path_prefix_reset): Move up in the source file.
9063 (find_fortran_preinclude_file): Make complex search for the
9064 fortran header files.
9066 2019-01-15 Nikhil Benesch <nikhil.benesch@gmail.com>
9068 * godump.c (go_output_typedef): When outputting a typedef, refer
9069 to the underlying type by its name and not its structure.
9071 2019-01-15 David Malcolm <dmalcolm@redhat.com>
9074 * tree.c (build_function_type): Assert that arg_types is not
9077 2019-01-15 Richard Sandiford <richard.sandiford@arm.com>
9080 * doc/extend.texi: Document that listing the stack pointer in the
9081 clobber list of an asm is a deprecated feature.
9082 * common.opt (Wdeprecated): Moved from c-family/c.opt.
9083 * cfgexpand.c (asm_clobber_reg_is_valid): Issue a -Wdeprecated
9084 warning instead of an error for clobbers of the stack pointer.
9085 Add a note explaining why.
9087 2019-01-15 Richard Biener <rguenther@suse.de>
9090 * dwarf2out.c (gen_member_die): Do not generate inheritance
9093 2019-01-15 Richard Biener <rguenther@suse.de>
9095 PR tree-optimization/88855
9096 * tree-if-conv.c (combine_blocks): Collect
9097 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from propagated out virtuals.
9099 2019-01-15 Tom de Vries <tdevries@suse.de>
9102 * config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Handle
9103 lhs == NULL_TREE for gang-level reduction.
9105 2019-01-15 Richard Biener <rguenther@suse.de>
9106 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9109 * ipa-pure-const.c (malloc_candidate_p_1): Add parameter visited and
9110 return true if SSA_NAME is already marked in visited bitmap.
9111 (malloc_candidate_p): Pass visited to malloc_candidate_p_1.
9113 2019-01-15 Jakub Jelinek <jakub@redhat.com>
9115 PR tree-optimization/88775
9116 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)): Optimize
9117 equal == 0 equality pointer comparisons some more if compared in
9118 integral types and either one points to an automatic var and the
9119 other to a global, or we can prove at least one points to the middle
9120 or both point to start or both point to end.
9122 2019-01-14 Andi Kleen <ak@linux.intel.com>
9124 * Makefile.in: Lower autofdo sampling rate by 10x.
9125 * Makefile.tpl: Dito.
9127 2019-01-14 Tom Honermann <tom@honermann.net>
9129 * defaults.h: Define CHAR8_TYPE.
9131 2019-01-14 Martin Sebor <msebor@redhat.com>
9134 * doc/extend.texi (Darwin Format Checks): Clarify.
9136 2019-01-14 Richard Biener <rguenther@suse.de>
9138 * genmatch.c (dt_simplify::gen_1): Change dumping dependent on
9139 whether we are in (simplify ...) or (match ...) context.
9141 2019-01-14 Jakub Jelinek <jakub@redhat.com>
9143 PR rtl-optimization/88796
9144 * emit-rtl.h (struct rtl_data): Add stack_protect_guard_decl field.
9145 * cfgexpand.c (stack_protect_prologue): Initialize
9146 crtl->stack_protect_guard_decl.
9147 * function.c (stack_protect_epilogue): Use it instead of calling
9148 targetm.stack_protect_guard again.
9149 * dse.c (check_mem_read_rtx): Ignore MEM_VOLATILE_P reads from
9150 MEMs with MEM_EXPR equal to crtl->stack_protect_guard or
9151 crtl->stack_protect_guard_decl.
9152 * config/i386/i386.c (ix86_stack_protect_guard): Set TREE_THIS_VOLATILE
9153 on the returned MEM_EXPR.
9155 2019-01-12 Tom de Vries <tdevries@suse.de>
9157 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Alow setting
9158 vector length using -fopenacc-dim.
9160 2019-01-12 Tom de Vries <tdevries@suse.de>
9162 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Take larger vector
9163 lengths into account.
9165 2019-01-12 Svante Signell <svante.signell@gmail.com>
9167 * config/i386/gnu.h (TARGET_THREAD_SSP_OFFSET): Define.
9168 (TARGET_CAN_SPLIT_STACK): Define.
9169 (TARGET_THREAD_SPLIT_STACK_OFFSET): Define.
9171 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9173 * params.def (inline-unit-growth): Set to 40.
9175 2019-01-12 Jakub Jelinek <jakub@redhat.com>
9177 * tree-ssa-loop-ivopts.c (find_inv_vars): Fix a comment typo.
9179 2019-01-12 Tom de Vries <tdevries@suse.de>
9181 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): In offloading
9182 region calling vector-partitionable routine, set default_vector_length
9185 2019-01-12 Tom de Vries <tdevries@suse.de>
9187 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add an use new
9188 variable default_vector_length.
9190 2019-01-12 Tom de Vries <tdevries@suse.de>
9193 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Apply defaults
9194 from oacc_default_dims, as oacc_validate_dims would do it, and apply
9197 2019-01-12 Tom de Vries <tdevries@suse.de>
9199 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1)
9200 (nvptx_goacc_validate_dims): Add used parameter.
9201 * doc/tm.texi: Regenerate.
9202 * omp-offload.c (oacc_parse_default_dims, oacc_validate_dims): Add
9203 argument to call to targetm.goacc.validate_dims.
9204 (default_goacc_validate_dims): Add used
9206 * target.def (validate_dims): Add used parameter in DEFHOOK.
9207 * targhooks.h (default_goacc_validate_dims): Add used parameter.
9209 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9213 * tree-inline.h (struct copy_body_data): Add adjust_array_error_bounds
9215 * tree-inline.c (remap_type_1): Formatting fix. If TYPE_MAX_VALUE of
9216 ARRAY_TYPE's TYPE_DOMAIN is newly error_mark_node, replace it with
9217 a dummy "omp dummy var" variable if id->adjust_array_error_bounds.
9218 * omp-low.c (new_omp_context): Set cb.adjust_array_error_bounds.
9220 2019-01-11 Vladimir Makarov <vmakarov@redhat.com>
9222 PR rtl-optimization/87305
9224 (setup_live_pseudos_and_spill_after_risky_transforms): Add code
9225 for little endian pseudos used as paradoxical subreg.
9227 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9229 PR tree-optimization/88693
9230 * tree-ssa-strlen.c (get_min_string_length): Don't set *full_string_p
9231 for STRING_CSTs that don't contain any NUL characters in the first
9232 TREE_STRING_LENGTH bytes.
9234 2019-01-11 Alan Modra <amodra@gmail.com>
9238 * genattrtab.c (min_fn): Don't translate values.
9239 (min_attr_value): Return INT_MAX when the value can't be calculated.
9240 Return minimum among any values that can be calculated.
9241 (max_attr_value): Adjust.
9243 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9245 * Makefile.in (PLUGIN_HEADERS): Add $(INSN_ATTR_H).
9247 2019-01-11 Steve Ellcey <sellcey@marvell.com>
9249 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
9250 (aarch64_hard_regno_call_part_clobbered): Add insn argument.
9251 (aarch64_return_call_with_max_clobbers): New function.
9252 (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New macro.
9253 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Add insn
9255 * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): Ditto.
9256 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Ditto.
9257 * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered): Ditto.
9258 * config/s390/s390.c (s390_hard_regno_call_part_clobbered): Ditto.
9259 * cselib.c (cselib_process_insn): Add argument to
9260 targetm.hard_regno_call_part_clobbered call.
9261 * ira-conflicts.c (ira_build_conflicts): Ditto.
9262 * ira-costs.c (ira_tune_allocno_costs): Ditto.
9263 * lra-constraints.c (inherit_reload_reg): Ditto.
9264 * lra-int.h (struct lra_reg): Add call_insn field, remove call_p field.
9265 * lra-lives.c (check_pseudos_live_through_calls): Add call_insn
9266 argument. Call targetm.return_call_with_max_clobbers.
9267 Add argument to targetm.hard_regno_call_part_clobbered call.
9268 (calls_have_same_clobbers_p): New function.
9269 (process_bb_lives): Add call_insn and last_call_insn variables.
9270 Pass call_insn to check_pseudos_live_through_calls.
9271 Modify if stmt to check targetm.return_call_with_max_clobbers.
9272 Update setting of flush variable.
9273 (lra_create_live_ranges_1): Set call_insn to NULL instead of call_p
9275 * lra.c (initialize_lra_reg_info_element): Set call_insn to NULL.
9276 * regcprop.c (copyprop_hardreg_forward_1): Add argument to
9277 targetm.hard_regno_call_part_clobbered call.
9278 * reginfo.c (choose_hard_reg_mode): Ditto.
9279 * regrename.c (check_new_reg_p): Ditto.
9280 * reload.c (find_equiv_reg): Ditto.
9281 * reload1.c (emit_reload_insns): Ditto.
9282 * sched-deps.c (deps_analyze_insn): Ditto.
9283 * sel-sched.c (init_regs_for_mode): Ditto.
9284 (mark_unavailable_hard_regs): Ditto.
9285 * targhooks.c (default_dwarf_frame_reg_mode): Ditto.
9286 * target.def (hard_regno_call_part_clobbered): Add insn argument.
9287 (return_call_with_max_clobbers): New target function.
9288 * doc/tm.texi: Regenerate.
9289 * doc/tm.texi.in (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New hook.
9290 * hooks.c (hook_bool_uint_mode_false): Change to
9291 hook_bool_insn_uint_mode_false.
9292 * hooks.h (hook_bool_uint_mode_false): Ditto.
9294 2019-01-11 Steve Ellcey <sellcey@marvell.com>
9296 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
9297 (aarch64_remove_extra_call_preserved_regs): New function.
9298 (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New macro.
9299 * doc/tm.texi.in (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New hook.
9300 * doc/tm.texi: Regenerate.
9301 * final.c (get_call_reg_set_usage): Call new hook.
9302 * target.def (remove_extra_call_preserved_regs): New hook.
9303 * targhooks.c (default_remove_extra_call_preserved_regs): New function.
9304 * targhooks.h (default_remove_extra_call_preserved_regs): New function.
9306 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9309 * passes.c (finish_optimization_passes): Call print_combine_total_stats
9310 inside of pass_combine_1 dump rather than pass_profile_1.
9312 2019-01-11 Tom de Vries <tdevries@suse.de>
9314 * config/nvptx/nvptx.c (PTX_CTA_NUM_BARRIERS, PTX_PER_CTA_BARRIER)
9315 (PTX_NUM_PER_CTA_BARRIER, PTX_FIRST_PER_WORKER_BARRIER)
9316 (PTX_NUM_PER_WORKER_BARRIERS): Define.
9317 (nvptx_apply_dim_limits): Prevent vector_length 64 and
9320 2019-01-11 Tom de Vries <tdevries@suse.de>
9322 * config/nvptx/nvptx.c (PTX_CTA_SIZE): Move up.
9324 2019-01-11 Jan Beulich <jbeulich@suse.com>
9326 * config/i386/i386.md (rex64suffix): Add L suffix for SI.
9327 * config/i386/sse.md (cvtusi2<ssescalarmodesuffix>32<round_name>,
9328 sse2_cvtsi2sd): Add {l}.
9329 (sse2_cvtsi2sdq<round_name>): Make q conditional upon AT&T
9332 2019-01-10 Jakub Jelinek <jakub@redhat.com>
9335 * config/i386/sse.md (float<floatunssuffix>v2div2sf2): Turn into
9337 (*float<floatunssuffix>v2div2sf2): New define_insn.
9338 (float<floatunssuffix>v2div2sf2_mask): Turn into define_expand.
9339 (*float<floatunssuffix>v2div2sf2_mask): New define_insn.
9340 (*float<floatunssuffix>v2div2sf2_mask_1): Replace
9341 subrtxes (const_vector:V2SF [(const_int 0) (const_int 0)]) with
9342 match_operands with "const0_operand" "C".
9344 2019-01-10 Tamar Christina <tamar.christina@arm.com>
9346 * config/aarch64/aarch64-builtins.c
9347 (aarch64_init_builtins): Move aarch64_init_fcmla_laneq_builtins...
9348 (aarch64_init_simd_builtins): ...Here
9350 2019-01-10 Vladimir Makarov <vmakarov@redhat.com>
9352 PR rtl-optimization/87305
9354 (setup_live_pseudos_and_spill_after_risky_transforms): Check
9355 allocation for big endian pseudos used as paradoxical subregs and
9356 spill them if it is wrong.
9357 * lra-constraints.c (lra_constraints): Add a comment.
9359 2019-01-10 Richard Biener <rguenther@suse.de>
9361 PR tree-optimization/88792
9362 * tree-ssa-pre.c (get_representative_for): Do not return a
9365 2019-01-10 Jakub Jelinek <jakub@redhat.com>
9369 * function.c (assign_stack_local_1): Revert the 2018-11-21 changes.
9370 (assign_parm_setup_block): Do the argument slot realignment here
9373 2019-01-10 Stefan Agner <stefan@agner.ch>
9376 * config/arm/arm.c (arm_option_override_internal): Force
9377 opts->x_inline_asm_unified to true only if TARGET_THUMB2_P.
9379 2019-01-10 Jakub Jelinek <jakub@redhat.com>
9382 * attribs.c (handle_dll_attribute): Clear TREE_STATIC after setting
9385 2019-01-10 Tamar Christina <tamar.christina@arm.com>
9387 * config/arm/arm-builtins.c
9388 (enum arm_type_qualifiers): Add qualifier_lane_pair_index.
9389 (MAC_LANE_PAIR_QUALIFIERS): New.
9390 (arm_expand_builtin_args): Use it.
9391 (arm_expand_builtin_1): Likewise.
9392 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): New.
9393 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): New.
9394 * config/arm/arm-c.c (arm_cpu_builtins): Add __ARM_FEATURE_COMPLEX.
9395 * config/arm/arm_neon.h:
9396 (vcadd_rot90_f16): New.
9397 (vcaddq_rot90_f16): New.
9398 (vcadd_rot270_f16): New.
9399 (vcaddq_rot270_f16): New.
9402 (vcmla_lane_f16): New.
9403 (vcmla_laneq_f16): New.
9404 (vcmlaq_lane_f16): New.
9405 (vcmlaq_laneq_f16): New.
9406 (vcmla_rot90_f16): New.
9407 (vcmlaq_rot90_f16): New.
9408 (vcmla_rot90_lane_f16): New.
9409 (vcmla_rot90_laneq_f16): New.
9410 (vcmlaq_rot90_lane_f16): New.
9411 (vcmlaq_rot90_laneq_f16): New.
9412 (vcmla_rot180_f16): New.
9413 (vcmlaq_rot180_f16): New.
9414 (vcmla_rot180_lane_f16): New.
9415 (vcmla_rot180_laneq_f16): New.
9416 (vcmlaq_rot180_lane_f16): New.
9417 (vcmlaq_rot180_laneq_f16): New.
9418 (vcmla_rot270_f16): New.
9419 (vcmlaq_rot270_f16): New.
9420 (vcmla_rot270_lane_f16): New.
9421 (vcmla_rot270_laneq_f16): New.
9422 (vcmlaq_rot270_lane_f16): New.
9423 (vcmlaq_rot270_laneq_f16): New.
9424 (vcadd_rot90_f32): New.
9425 (vcaddq_rot90_f32): New.
9426 (vcadd_rot270_f32): New.
9427 (vcaddq_rot270_f32): New.
9430 (vcmla_lane_f32): New.
9431 (vcmla_laneq_f32): New.
9432 (vcmlaq_lane_f32): New.
9433 (vcmlaq_laneq_f32): New.
9434 (vcmla_rot90_f32): New.
9435 (vcmlaq_rot90_f32): New.
9436 (vcmla_rot90_lane_f32): New.
9437 (vcmla_rot90_laneq_f32): New.
9438 (vcmlaq_rot90_lane_f32): New.
9439 (vcmlaq_rot90_laneq_f32): New.
9440 (vcmla_rot180_f32): New.
9441 (vcmlaq_rot180_f32): New.
9442 (vcmla_rot180_lane_f32): New.
9443 (vcmla_rot180_laneq_f32): New.
9444 (vcmlaq_rot180_lane_f32): New.
9445 (vcmlaq_rot180_laneq_f32): New.
9446 (vcmla_rot270_f32): New.
9447 (vcmlaq_rot270_f32): New.
9448 (vcmla_rot270_lane_f32): New.
9449 (vcmla_rot270_laneq_f32): New.
9450 (vcmlaq_rot270_lane_f32): New.
9451 (vcmlaq_rot270_laneq_f32): New.
9452 * config/arm/arm_neon_builtins.def (vcadd90, vcadd270, vcmla0, vcmla90,
9453 vcmla180, vcmla270, vcmla_lane0, vcmla_lane90, vcmla_lane180,
9454 vcmla_lane270, vcmla_laneq0, vcmla_laneq90, vcmla_laneq180,
9455 vcmla_laneq270, vcmlaq_lane0, vcmlaq_lane90, vcmlaq_lane180,
9456 vcmlaq_lane270): New.
9457 * config/arm/neon.md (neon_vcmla_lane<rot><mode>,
9458 neon_vcmla_laneq<rot><mode>, neon_vcmlaq_lane<rot><mode>): New.
9459 * config/arm/arm.c (arm_arch8_3, arm_arch8_4): New.
9460 * config/arm/arm.h (TARGET_COMPLEX, arm_arch8_3, arm_arch8_4): New.
9461 (arm_option_reconfigure_globals): Use them.
9462 * config/arm/iterators.md (VDF, VQ_HSF): New.
9463 (VCADD, VCMLA): New.
9464 (VF_constraint, rot, rotsplit1, rotsplit2): Add V4HF and V8HF.
9465 * config/arm/neon.md (neon_vcadd<rot><mode>, neon_vcmla<rot><mode>):
9467 * config/arm/unspecs.md (UNSPEC_VCADD90, UNSPEC_VCADD270,
9468 UNSPEC_VCMLA, UNSPEC_VCMLA90, UNSPEC_VCMLA180, UNSPEC_VCMLA270): New.
9470 2019-01-10 Tamar Christina <tamar.christina@arm.com>
9472 * config/aarch64/aarch64-builtins.c (enum aarch64_type_qualifiers):
9473 Add qualifier_lane_pair_index.
9474 (emit-rtl.h): Include.
9475 (TYPES_QUADOP_LANE_PAIR): New.
9476 (aarch64_simd_expand_args): Use it.
9477 (aarch64_simd_expand_builtin): Likewise.
9478 (AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_laneq_builtin_datum):
9480 (FCMLA_LANEQ_BUILTIN, AARCH64_SIMD_FCMLA_LANEQ_BUILTIN_BASE,
9481 AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_lane_builtin_data,
9482 aarch64_init_fcmla_laneq_builtins, aarch64_expand_fcmla_builtin): New.
9483 (aarch64_init_builtins): Add aarch64_init_fcmla_laneq_builtins.
9484 (aarch64_expand_buildin): Add AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V2SF,
9485 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V2SF,
9486 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V2SF,
9487 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ2700_V2SF,
9488 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V4HF,
9489 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V4HF,
9490 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V4HF,
9491 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ270_V4HF.
9492 * config/aarch64/iterators.md (FCMLA_maybe_lane): New.
9493 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
9494 Add __ARM_FEATURE_COMPLEX.
9495 * config/aarch64/aarch64-simd-builtins.def (fcadd90, fcadd270, fcmla0,
9496 fcmla90, fcmla180, fcmla270, fcmla_lane0, fcmla_lane90, fcmla_lane180,
9497 fcmla_lane270, fcmla_laneq0, fcmla_laneq90, fcmla_laneq180,
9498 fcmla_laneq270, fcmlaq_lane0, fcmlaq_lane90, fcmlaq_lane180,
9499 fcmlaq_lane270): New.
9500 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
9501 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>,
9502 aarch64_fcadd<rot><mode>, aarch64_fcmla<rot><mode>): New.
9503 * config/aarch64/arm_neon.h:
9504 (vcadd_rot90_f16): New.
9505 (vcaddq_rot90_f16): New.
9506 (vcadd_rot270_f16): New.
9507 (vcaddq_rot270_f16): New.
9510 (vcmla_lane_f16): New.
9511 (vcmla_laneq_f16): New.
9512 (vcmlaq_lane_f16): New.
9513 (vcmlaq_rot90_lane_f16): New.
9514 (vcmla_rot90_laneq_f16): New.
9515 (vcmla_rot90_lane_f16): New.
9516 (vcmlaq_rot90_f16): New.
9517 (vcmla_rot90_f16): New.
9518 (vcmlaq_laneq_f16): New.
9519 (vcmla_rot180_laneq_f16): New.
9520 (vcmla_rot180_lane_f16): New.
9521 (vcmlaq_rot180_f16): New.
9522 (vcmla_rot180_f16): New.
9523 (vcmlaq_rot90_laneq_f16): New.
9524 (vcmlaq_rot270_laneq_f16): New.
9525 (vcmlaq_rot270_lane_f16): New.
9526 (vcmla_rot270_laneq_f16): New.
9527 (vcmlaq_rot270_f16): New.
9528 (vcmla_rot270_f16): New.
9529 (vcmlaq_rot180_laneq_f16): New.
9530 (vcmlaq_rot180_lane_f16): New.
9531 (vcmla_rot270_lane_f16): New.
9532 (vcadd_rot90_f32): New.
9533 (vcaddq_rot90_f32): New.
9534 (vcaddq_rot90_f64): New.
9535 (vcadd_rot270_f32): New.
9536 (vcaddq_rot270_f32): New.
9537 (vcaddq_rot270_f64): New.
9541 (vcmla_lane_f32): New.
9542 (vcmla_laneq_f32): New.
9543 (vcmlaq_lane_f32): New.
9544 (vcmlaq_laneq_f32): New.
9545 (vcmla_rot90_f32): New.
9546 (vcmlaq_rot90_f32): New.
9547 (vcmlaq_rot90_f64): New.
9548 (vcmla_rot90_lane_f32): New.
9549 (vcmla_rot90_laneq_f32): New.
9550 (vcmlaq_rot90_lane_f32): New.
9551 (vcmlaq_rot90_laneq_f32): New.
9552 (vcmla_rot180_f32): New.
9553 (vcmlaq_rot180_f32): New.
9554 (vcmlaq_rot180_f64): New.
9555 (vcmla_rot180_lane_f32): New.
9556 (vcmla_rot180_laneq_f32): New.
9557 (vcmlaq_rot180_lane_f32): New.
9558 (vcmlaq_rot180_laneq_f32): New.
9559 (vcmla_rot270_f32): New.
9560 (vcmlaq_rot270_f32): New.
9561 (vcmlaq_rot270_f64): New.
9562 (vcmla_rot270_lane_f32): New.
9563 (vcmla_rot270_laneq_f32): New.
9564 (vcmlaq_rot270_lane_f32): New.
9565 (vcmlaq_rot270_laneq_f32): New.
9566 * config/aarch64/aarch64.h (TARGET_COMPLEX): New.
9567 * config/aarch64/iterators.md (UNSPEC_FCADD90, UNSPEC_FCADD270,
9568 UNSPEC_FCMLA, UNSPEC_FCMLA90, UNSPEC_FCMLA180, UNSPEC_FCMLA270): New.
9569 (FCADD, FCMLA): New.
9571 * config/arm/types.md (neon_fcadd, neon_fcmla): New.
9573 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
9577 * config/pa/pa.c: Change "can not" to "cannot".
9578 * gimple-ssa-evrp-analyze.c: Likewise.
9579 * ipa-icf.c: Likewise.
9580 * ipa-polymorphic-call.c: Likewise.
9581 * ipa-pure-const.c: Likewise.
9582 * lra-constraints.c: Likewise.
9583 * lra-remat.c: Likewise.
9584 * reload1.c: Likewise.
9585 * reorg.c: Likewise.
9586 * tree-ssa-uninit.c: Likewise.
9588 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
9592 * Makefile.in: Mechanically replace "can not" with "cannot".
9593 * alias.c: Likewise.
9594 * builtins.c: Likewise.
9595 * calls.c: Likewise.
9596 * cgraph.c: Likewise.
9597 * cgraph.h: Likewise.
9598 * cgraphclones.c: Likewise.
9599 * cgraphunit.c: Likewise.
9600 * combine-stack-adj.c: Likewise.
9601 * combine.c: Likewise.
9602 * common/config/i386/i386-common.c: Likewise.
9603 * config/aarch64/aarch64.c: Likewise.
9604 * config/alpha/sync.md: Likewise.
9605 * config/arc/arc.c: Likewise.
9606 * config/arc/predicates.md: Likewise.
9607 * config/arm/arm-c.c: Likewise.
9608 * config/arm/arm.c: Likewise.
9609 * config/arm/arm.h: Likewise.
9610 * config/arm/arm.md: Likewise.
9611 * config/arm/cortex-r4f.md: Likewise.
9612 * config/csky/csky.c: Likewise.
9613 * config/csky/csky.h: Likewise.
9614 * config/darwin-f.c: Likewise.
9615 * config/epiphany/epiphany.md: Likewise.
9616 * config/i386/i386.c: Likewise.
9617 * config/i386/sol2.h: Likewise.
9618 * config/m68k/m68k.c: Likewise.
9619 * config/mcore/mcore.h: Likewise.
9620 * config/microblaze/microblaze.md: Likewise.
9621 * config/mips/20kc.md: Likewise.
9622 * config/mips/sb1.md: Likewise.
9623 * config/nds32/nds32.c: Likewise.
9624 * config/nds32/predicates.md: Likewise.
9625 * config/pa/pa.c: Likewise.
9626 * config/rs6000/e300c2c3.md: Likewise.
9627 * config/rs6000/rs6000.c: Likewise.
9628 * config/s390/s390.h: Likewise.
9629 * config/sh/sh.c: Likewise.
9630 * config/sh/sh.md: Likewise.
9631 * config/spu/vmx2spu.h: Likewise.
9632 * cprop.c: Likewise.
9633 * dbxout.c: Likewise.
9634 * df-scan.c: Likewise.
9635 * doc/cfg.texi: Likewise.
9636 * doc/extend.texi: Likewise.
9637 * doc/fragments.texi: Likewise.
9638 * doc/gty.texi: Likewise.
9639 * doc/invoke.texi: Likewise.
9640 * doc/lto.texi: Likewise.
9641 * doc/md.texi: Likewise.
9642 * doc/objc.texi: Likewise.
9643 * doc/rtl.texi: Likewise.
9644 * doc/tm.texi: Likewise.
9646 * emit-rtl.c: Likewise.
9647 * emit-rtl.h: Likewise.
9648 * except.c: Likewise.
9649 * expmed.c: Likewise.
9651 * fold-const.c: Likewise.
9652 * genautomata.c: Likewise.
9653 * gimple-fold.c: Likewise.
9654 * hard-reg-set.h: Likewise.
9655 * ifcvt.c: Likewise.
9656 * ipa-comdats.c: Likewise.
9657 * ipa-cp.c: Likewise.
9658 * ipa-devirt.c: Likewise.
9659 * ipa-fnsummary.c: Likewise.
9660 * ipa-icf.c: Likewise.
9661 * ipa-inline-transform.c: Likewise.
9662 * ipa-inline.c: Likewise.
9663 * ipa-polymorphic-call.c: Likewise.
9664 * ipa-profile.c: Likewise.
9665 * ipa-prop.c: Likewise.
9666 * ipa-pure-const.c: Likewise.
9667 * ipa-reference.c: Likewise.
9668 * ipa-split.c: Likewise.
9669 * ipa-visibility.c: Likewise.
9671 * ira-build.c: Likewise.
9672 * ira-color.c: Likewise.
9673 * ira-conflicts.c: Likewise.
9674 * ira-costs.c: Likewise.
9675 * ira-int.h: Likewise.
9676 * ira-lives.c: Likewise.
9679 * loop-invariant.c: Likewise.
9680 * loop-unroll.c: Likewise.
9681 * lower-subreg.c: Likewise.
9682 * lra-assigns.c: Likewise.
9683 * lra-constraints.c: Likewise.
9684 * lra-eliminations.c: Likewise.
9685 * lra-lives.c: Likewise.
9686 * lra-remat.c: Likewise.
9687 * lra-spills.c: Likewise.
9689 * lto-cgraph.c: Likewise.
9690 * lto-streamer-out.c: Likewise.
9691 * postreload-gcse.c: Likewise.
9692 * predict.c: Likewise.
9693 * profile-count.h: Likewise.
9694 * profile.c: Likewise.
9695 * recog.c: Likewise.
9697 * reload.c: Likewise.
9698 * reload1.c: Likewise.
9699 * reorg.c: Likewise.
9700 * resource.c: Likewise.
9701 * rtl.def: Likewise.
9703 * rtlanal.c: Likewise.
9704 * sched-deps.c: Likewise.
9705 * sched-ebb.c: Likewise.
9706 * sched-rgn.c: Likewise.
9707 * sel-sched-ir.c: Likewise.
9708 * sel-sched.c: Likewise.
9709 * shrink-wrap.c: Likewise.
9710 * simplify-rtx.c: Likewise.
9711 * symtab.c: Likewise.
9712 * target.def: Likewise.
9713 * toplev.c: Likewise.
9714 * tree-call-cdce.c: Likewise.
9715 * tree-cfg.c: Likewise.
9716 * tree-complex.c: Likewise.
9717 * tree-core.h: Likewise.
9718 * tree-eh.c: Likewise.
9719 * tree-inline.c: Likewise.
9720 * tree-loop-distribution.c: Likewise.
9721 * tree-nrv.c: Likewise.
9722 * tree-profile.c: Likewise.
9723 * tree-sra.c: Likewise.
9724 * tree-ssa-alias.c: Likewise.
9725 * tree-ssa-dce.c: Likewise.
9726 * tree-ssa-dom.c: Likewise.
9727 * tree-ssa-forwprop.c: Likewise.
9728 * tree-ssa-loop-im.c: Likewise.
9729 * tree-ssa-loop-ivcanon.c: Likewise.
9730 * tree-ssa-loop-ivopts.c: Likewise.
9731 * tree-ssa-loop-niter.c: Likewise.
9732 * tree-ssa-phionlycprop.c: Likewise.
9733 * tree-ssa-phiopt.c: Likewise.
9734 * tree-ssa-propagate.c: Likewise.
9735 * tree-ssa-threadedge.c: Likewise.
9736 * tree-ssa-threadupdate.c: Likewise.
9737 * tree-ssa-uninit.c: Likewise.
9738 * tree-ssanames.c: Likewise.
9739 * tree-streamer-out.c: Likewise.
9742 * vr-values.c: Likewise.
9744 2019-01-09 Uroš Bizjak <ubizjak@gmail.com>
9746 * config/i386/i386-protos.h (ix86_expand_xorsign): New prototype.
9747 (ix86_split_xorsign): Ditto.
9748 * config/i386/i386.c (ix86_expand_xorsign): New function.
9749 (ix86_split_xorsign): Ditto.
9750 * config/i386/i386.md (UNSPEC_XORSIGN): New unspec.
9751 (xorsign<mode>3): New expander.
9752 (xorsign<mode>3_1): New insn_and_split pattern.
9753 * config/i386/sse.md (xorsign<mode>3): New expander.
9755 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
9757 * config/sparc/sparc.md (*tablejump_sp32): Merge into...
9758 (*tablejump_sp64): Likewise.
9759 (*tablejump<P:mode>): ...this.
9760 (*call_address_sp32): Merge into...
9761 (*call_address_sp64): Likewise.
9762 (*call_address<P:mode>): ...this.
9763 (*call_symbolic_sp32): Merge into...
9764 (*call_symbolic_sp64): Likewise.
9765 (*call_symbolic<P:mode>): ...this.
9766 (call_value): Remove constraint and add predicate.
9767 (*call_value_address_sp32): Merge into...
9768 (*call_value_address_sp64): Likewise.
9769 (*call_value_address<P:mode>): ...this.
9770 (*call_value_symbolic_sp32): Merge into...
9771 (*call_value_symbolic_sp64): Likewise.
9772 (*call_value_symbolic<P:mode>): ...this.
9773 (*sibcall_symbolic_sp32): Merge into...
9774 (*sibcall_symbolic_sp64): Likewise.
9775 (*sibcall_symbolic<P:mode>): ...this.
9776 (sibcall_value): Remove constraint and add predicate.
9777 (*sibcall_value_symbolic_sp32): Merge into...
9778 (*sibcall_value_symbolic_sp64): Likewise.
9779 (*sibcall_value_symbolic<P:mode>): ...this.
9780 (window_save): Minor tweak.
9781 (*branch_sp32): Merge into...
9782 (*branch_sp64): Likewise.
9783 (*branch<P:mode>): ...this.
9785 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
9786 James Clarke <jrtc27@jrtc27.com>
9789 * config/sparc/sparc.c (sparc_legitimize_tls_address): Only use Pmode
9790 consistently in TLS address generation and adjust code to the renaming
9791 of patterns. Mark calls to __tls_get_addr as const.
9792 * config/sparc/sparc.md (tgd_hi22): Turn into...
9793 (tgd_hi22<P:mode>): ...this and use Pmode throughout.
9794 (tgd_lo10): Turn into...
9795 (tgd_lo10<P:mode>): ...this and use Pmode throughout.
9796 (tgd_add32): Merge into...
9797 (tgd_add64): Likewise.
9798 (tgd_add<P:mode>): ...this and use Pmode throughout.
9799 (tldm_hi22): Turn into...
9800 (tldm_hi22<P:mode>): ...this and use Pmode throughout.
9801 (tldm_lo10): Turn into...
9802 (tldm_lo10<P:mode>): ...this and use Pmode throughout.
9803 (tldm_add32): Merge into...
9804 (tldm_add64): Likewise.
9805 (tldm_add<P:mode>): ...this and use Pmode throughout.
9806 (tldm_call32): Merge into...
9807 (tldm_call64): Likewise.
9808 (tldm_call<P:mode>): ...this and use Pmode throughout.
9809 (tldo_hix22): Turn into...
9810 (tldo_hix22<P:mode>): ...this and use Pmode throughout.
9811 (tldo_lox10): Turn into...
9812 (tldo_lox10<P:mode>): ...this and use Pmode throughout.
9813 (tldo_add32): Merge into...
9814 (tldo_add64): Likewise.
9815 (tldo_add<P:mode>): ...this and use Pmode throughout.
9816 (tie_hi22): Turn into...
9817 (tie_hi22<P:mode>): ...this and use Pmode throughout.
9818 (tie_lo10): Turn into...
9819 (tie_lo10<P:mode>): ...this and use Pmode throughout.
9820 (tie_ld64): Use DImode throughout.
9821 (tie_add32): Merge into...
9822 (tie_add64): Likewise.
9823 (tie_add<P:mode>): ...this and use Pmode throughout.
9824 (tle_hix22_sp32): Merge into...
9825 (tle_hix22_sp64): Likewise.
9826 (tle_hix22<P:mode>): ...this and use Pmode throughout.
9827 (tle_lox22_sp32): Merge into...
9828 (tle_lox22_sp64): Likewise.
9829 (tle_lox22<P:mode>): ...this and use Pmode throughout.
9830 (*tldo_ldub_sp32): Merge into...
9831 (*tldo_ldub_sp64): Likewise.
9832 (*tldo_ldub<P:mode>): ...this and use Pmode throughout.
9833 (*tldo_ldub1_sp32): Merge into...
9834 (*tldo_ldub1_sp64): Likewise.
9835 (*tldo_ldub1<P:mode>): ...this and use Pmode throughout.
9836 (*tldo_ldub2_sp32): Merge into...
9837 (*tldo_ldub2_sp64): Likewise.
9838 (*tldo_ldub2<P:mode>): ...this and use Pmode throughout.
9839 (*tldo_ldsb1_sp32): Merge into...
9840 (*tldo_ldsb1_sp64): Likewise.
9841 (*tldo_ldsb1<P:mode>): ...this and use Pmode throughout.
9842 (*tldo_ldsb2_sp32): Merge into...
9843 (*tldo_ldsb2_sp64): Likewise.
9844 (*tldo_ldsb2<P:mode>): ...this and use Pmode throughout.
9845 (*tldo_ldub3_sp64): Use DImode throughout.
9846 (*tldo_ldsb3_sp64): Likewise.
9847 (*tldo_lduh_sp32): Merge into...
9848 (*tldo_lduh_sp64): Likewise.
9849 (*tldo_lduh<P:mode>): ...this and use Pmode throughout.
9850 (*tldo_lduh1_sp32): Merge into...
9851 (*tldo_lduh1_sp64): Likewise.
9852 (*tldo_lduh1<P:mode>): ...this and use Pmode throughout.
9853 (*tldo_ldsh1_sp32): Merge into...
9854 (*tldo_ldsh1_sp64): Likewise.
9855 (*tldo_ldsh1<P:mode>): ...this and use Pmode throughout.
9856 (*tldo_lduh2_sp64): Use DImode throughout.
9857 (*tldo_ldsh2_sp64): Likewise.
9858 (*tldo_lduw_sp32): Merge into...
9859 (*tldo_lduw_sp64): Likewise.
9860 (*tldo_lduw<P:mode>): ...this and use Pmode throughout.
9861 (*tldo_lduw1_sp64): Use DImode throughout.
9862 (*tldo_ldsw1_sp64): Likewise.
9863 (*tldo_ldx_sp64): Likewise.
9864 (*tldo_stb_sp32): Merge into...
9865 (*tldo_stb_sp64): Likewise.
9866 (*tldo_stb<P:mode>): ...this and use Pmode throughout.
9867 (*tldo_sth_sp32): Merge into...
9868 (*tldo_sth_sp64): Likewise.
9869 (*tldo_sth<P:mode>): ...this and use Pmode throughout.
9870 (*tldo_stw_sp32): Merge into...
9871 (*tldo_stw_sp64): Likewise.
9872 (*tldo_stw<P:mode>): ...this and use Pmode throughout.
9873 (*tldo_stx_sp64): Use DImode throughout.
9875 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9877 * config/aarch64/aarch64.c (aarch64_override_options): Add case to
9878 check configure option to set BTI and Return Address Signing.
9879 * configure.ac: Add --enable-standard-branch-protection and
9880 --disable-standard-branch-protection.
9881 * configure: Regenerated.
9882 * doc/install.texi: Document the same.
9884 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9885 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9887 * config.gcc (aarch64*-*-*): Add aarch64-bti-insert.o.
9888 * config/aarch64/aarch64.h: Update comment for TRAMPOLINE_SIZE.
9889 * config/aarch64/aarch64.c (aarch64_asm_trampoline_template): Update
9891 * config/aarch64/aarch64-bti-insert.c: New file.
9892 * config/aarch64/aarch64-passes.def (INSERT_PASS_BEFORE): Insert bti
9894 * config/aarch64/aarch64-protos.h (make_pass_insert_bti): Declare the
9896 * config/aarch64/aarch64.md (unspecv): Add UNSPECV_BTI_NOARG,
9897 UNSPECV_BTI_C, UNSPECV_BTI_J and UNSPECV_BTI_JC.
9898 (bti_noarg, bti_j, bti_c, bti_jc): New define_insns.
9899 * config/aarch64/t-aarch64: Add rule for aarch64-bti-insert.o.
9901 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9903 * config/aarch64/aarch64-protos.h (aarch64_bti_enabled): Declare.
9904 * config/aarch64/aarch64.c (aarch64_handle_no_branch_protection):
9905 Disable bti for -mbranch-protection=none.
9906 (aarch64_handle_standard_branch_protection): Enable bti for
9907 -mbranch-protection=standard.
9908 (aarch64_handle_bti_protection): Enable bti for "bti" in the string to
9909 -mbranch-protection.
9910 (aarch64_bti_enabled): Check if bti is enabled.
9911 * config/aarch64/aarch64.opt: Declare target variable.
9912 * doc/invoke.texi: Add bti to the -mbranch-protection documentation.
9914 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9916 * config/aarch64/aarch64.c (aarch64_expand_prologue): Use new
9917 epilogue/prologue scratch registers EP0_REGNUM and EP1_REGNUM.
9918 (aarch64_expand_epilogue): Likewise.
9919 (aarch64_output_mi_thunk): Likewise
9920 * config/aarch64/aarch64.h (REG_CLASS_CONTENTS): Change
9921 TAILCALL_ADDR_REGS to x16 and x17.
9922 * config/aarch64/aarch64.md: Define EP0_REGNUM and EP1_REGNUM.
9924 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9926 * config/aarch64/aarch64-option-extensions.def: Define
9927 AARCH64_OPT_EXTENSION for memtag, rng, sb, ssbs and predres.
9928 * config/aarch64/aarch64.h (AARCH64_FL_RNG): New.
9929 (AARCH64_FL_MEMTAG, ARCH64_FL_SB, AARCH64_FL_SSBS): New.
9930 (AARCH64_FL_PREDRES): New.
9931 (AARCH64_FL_FOR_ARCH8_5): Add AARCH64_FL_SB, AARCH64_FL_SSBS and
9932 AARCH64_FL_PREDRES by default.
9933 * doc/invoke.texi: Document rng, memtag, sb, ssbs and predres.
9935 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9937 * config/aarch64/aarch64-arches.def: Define AARCH64_ARCH for
9939 * config/aarch64/aarch64.h (AARCH64_FL_V8_5): New.
9940 (AARCH64_FL_FOR_ARCH8_5, AARCH64_ISA_V8_5): New.
9941 * doc/invoke.texi: Document ARMv8.5-A.
9943 2019-01-09 Alejandro Martinez <alejandro.martinezvicente@arm.com>
9945 * config/aarch64/aarch64-sve.md (copysign<mode>3): New define_expand.
9946 (xorsign<mode>3): Likewise.
9948 2019-01-09 Jelinek <jakub@redhat.com>
9951 * tree.c (initializer_each_zero_or_onep) <case VECTOR_CST>: Use
9952 vector_cst_elt instead of VECTOR_CST_ENCODED_ELT.
9954 PR rtl-optimization/88331
9955 * function.c (assign_stack_local_1): Don't set dynamic_align_addr if
9956 not currently_expanding_to_rtl.
9958 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
9960 * doc/invoke.texi (-Os): Remove trailing spaces.
9961 (-finline-functions): Remove reference to -O2.
9963 2019-01-08 Jakub Jelinek <jakub@redhat.com>
9965 PR rtl-optimization/79593
9966 * config/i386/i386.md (reg = mem; mem = reg): New define_peephole2.
9968 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Delegitimize
9969 UNSPEC_FUSION_GPR to its argument. Formatting fixes.
9971 2019-01-08 Eric Botcazou <ebotcazou@adacore.com>
9974 * config/sparc/sparc.c (function_arg_slotno): Set *PPREGNO & *PPADDING
9978 * config/sparc/sparc.c (sparc_delegitimize_address): Deal with naked
9979 UNSPECs and UNSPEC_MOVE_GOTDATA specifically.
9981 2019-01-08 H.J. Lu <hongjiu.lu@intel.com>
9984 * config/i386/i386.c (ix86_avx_u128_mode_exit): Call
9985 ix86_avx_u128_mode_entry.
9987 2019-01-08 Martin Liska <mliska@suse.cz>
9989 PR tree-optimization/88753
9990 * tree-switch-conversion.c (switch_conversion::build_one_array):
9991 Come up with local variable constructor. Convert first to
9992 type of constructor values.
9994 2019-01-08 Richard Biener <rguenther@suse.de>
9996 PR tree-optimization/86554
9997 * tree-ssa-sccvn.c (eliminate_dom_walker, rpo_elim,
9998 rpo_avail): Move earlier.
9999 (visit_nary_op): When value-numbering to expressions
10000 with different overflow behavior make sure there's an
10001 available expression on the path.
10003 2019-01-08 Sam Tebbs <sam.tebbs@arm.com>
10005 * config/aarch64/aarch64.c (BRANCH_PROTECT_STR_MAX,
10006 aarch64_parse_branch_protection,
10007 struct aarch64_branch_protect_type,
10008 aarch64_handle_no_branch_protection,
10009 aarch64_handle_standard_branch_protection,
10010 aarch64_validate_mbranch_protection,
10011 aarch64_handle_pac_ret_protection,
10012 aarch64_handle_attr_branch_protection,
10013 accepted_branch_protection_string,
10014 aarch64_pac_ret_subtypes,
10015 aarch64_branch_protect_types,
10016 aarch64_handle_pac_ret_leaf): Define.
10017 (aarch64_override_options_after_change_1, aarch64_override_options):
10018 Add check for accepted_branch_protection_string.
10019 (aarch64_option_save): Save accepted_branch_protection_string.
10020 (aarch64_option_restore): Save accepted_branch_protection_string.
10021 * config/aarch64/aarch64.c (aarch64_attributes): Add branch-protection.
10022 * config/aarch64/aarch64.opt: Add mbranch-protection. Deprecate
10023 msign-return-address.
10024 * doc/invoke.texi: Add mbranch-protection.
10026 2019-01-08 Alan Modra <amodra@gmail.com>
10029 * genattrtab.c (max_attr_value, min_attr_value, or_attr_value):
10030 Delete "unknownp" parameter. Adjust callers. Handle
10031 CONST_INT, PLUS, MINUS, and MULT.
10032 (attr_value_aligned): Renamed from or_attr_value.
10033 (min_attr_value): Return INT_MIN for unhandled rtl case..
10034 (min_fn): ..and translate to INT_MAX here.
10035 (write_length_unit_log): Modify to cope without "unknown".
10036 (write_attr_value): Handle IF_THEN_ELSE.
10038 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10040 * tree-vect-stmts.c (vectorizable_store): Don't use the dataref_offset
10041 optimization for masked stores.
10043 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10045 PR middle-end/88567
10046 * tree-vect-loop.c (get_initial_defs_for_reduction): Pass the
10047 output vector directly to duplicate_and_interleave instead of
10048 going through a temporary. Postpone insertion of ctor_seq to
10049 the end of the loop.
10051 2019-01-07 Richard Earnshaw <rearnsha@arm.com>
10054 * config/aarch64/aarch64.c (aarch64_expand_subvti): New parameter
10055 unsigned_p. Handle signed and unsigned overflow correction as
10057 * config/aarch64/aarch64-protos.h (aarch64_expand_subvti): Update
10059 * config/aarch64/aarch64.md (addv<mode>4): Use aarch64_plus_operand
10061 (add<mode>3_compareV_imm): Make this callable for expanding.
10062 (subv<GPI:mode>4): Use register_operand for operand 1. Use
10063 aarch64_plus_operand for operand 2.
10064 (subv<GPI:mode>_insn): New insn pattern.
10065 (subv<GPI:mode>_imm): Likewise.
10066 (negv<GPI:mode>3): New expand pattern.
10067 (negv<GPI:mode>_insn): New insn pattern.
10068 (negv<GPI:mode>_cmp_only): Likewise.
10069 (cmpv<GPI:mode>_insn): Likewise.
10070 (subvti4): Use register_operand for operand 1. Update call to
10071 aarch64_expand_subvti.
10072 (usubvti4): Likewise.
10073 (negvti3): New expand pattern.
10074 (negdi_carryout): New insn pattern.
10075 (negvdi_carryinV): New insn pattern.
10076 (sub<mode3>_compare1_imm): Delete named insn pattern, make anonymous
10077 version the named version.
10078 (peepholes to convert to sub<mode3>_compare1_imm): Adjust order of
10080 (usub<GPI:mode>3_carryinC, usub<GPI:mode>3_carryinC_z1): New insn
10082 (usub<GPI:mode>3_carryinC_z2, usub<GPI:mode>3_carryinC): New insn
10084 (sub<mode>3_carryinCV, sub<mode>3_carryinCV_z1_z2): Delete.
10085 (sub<mode>3_carryinCV_z1, sub<mode>3_carryinCV_z2): Delete.
10086 (sub<mode>3_carryinCV): Delete.
10087 (sub<GPI:mode>3_carryinV): New expand pattern.
10088 sub<mode>3_carryinV, sub<mode>3_carryinV_z2): New insn patterns.
10090 2019-01-07 Richard Biener <rguenther@suse.de>
10092 * tree-ssa-uncprop.c (ssa_equip_hash_traits): Remove in favor
10093 of tree_operand_hash.
10095 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10097 PR tree-optimization/88598
10098 * tree.h (single_nonzero_element): Declare.
10099 * tree.c (single_nonzero_element): New function.
10100 * match.pd: Fold certain reductions of X & CST to X[I] & CST[I]
10101 if I is the only nonzero element of CST.
10103 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10105 PR tree-optimization/88598
10106 * tree.h (initializer_each_zero_or_onep): Declare.
10107 * tree.c (initializer_each_zero_or_onep): New function.
10108 (signed_or_unsigned_type_for): Handle float types too.
10109 (unsigned_type_for, signed_type_for): Update comments accordingly.
10110 * match.pd: Fold x * { 0 or 1, 0 or 1, ...} to
10111 x & { 0 or -1, 0 or -1, ... }.
10113 2019-01-07 Jonathan Wakely <jwakely@redhat.com>
10115 * doc/install.texi: Replace references to x86_64-unknown-linux-gnu
10116 with x86_64-pc-linux-gnu.
10118 2019-01-07 Tom de Vries <tdevries@suse.de>
10121 * config/nvptx/nvptx.c (has_vector_partitionable_routine_calls_p): New
10123 (nvptx_goacc_validate_dims): Force vl32 if calling vector-partitionable
10126 2019-01-07 Jakub Jelinek <jakub@redhat.com>
10128 * config/i386/sse.md (vec_extract<mode><ssehalfvecmodelower>): Use
10129 V_256_512 iterator instead of V_512 and TARGET_AVX instead of
10130 TARGET_AVX512F as condition.
10133 * dwarf2out.c (const_ok_for_output_1): Remove redundant call to
10134 const_not_ok_for_debug_p target hook.
10135 (mem_loc_descriptor) <case UNSPEC>: Only call const_ok_for_output_1
10136 on UNSPEC and subexpressions thereof if all subexpressions of the
10137 UNSPEC are CONSTANT_P.
10139 PR tree-optimization/88676
10140 * tree-ssa-phiopt.c (two_value_replacement): New function.
10141 (tree_ssa_phiopt_worker): Call it.
10144 * cfgexpand.c (expand_stack_vars): Only align prev_offset to
10145 ASAN_MIN_RED_ZONE_SIZE, not to maximum of that and alignb.
10148 * tree-vect-generic.c: Include insn-config.h and recog.h.
10149 (expand_vector_piecewise): Add defaulted ret_type argument,
10150 if non-NULL, use that in preference to type for the result type.
10151 (expand_vector_parallel): Formatting fix.
10152 (do_vec_conversion, do_vec_narrowing_conversion,
10153 expand_vector_conversion): New functions.
10154 (expand_vector_operations_1): Call expand_vector_conversion
10155 for VEC_CONVERT ifn calls.
10156 * internal-fn.def (VEC_CONVERT): New internal function.
10157 * internal-fn.c (expand_VEC_CONVERT): New function.
10158 * fold-const-call.c (fold_const_vec_convert): New function.
10159 (fold_const_call): Use it for CFN_VEC_CONVERT.
10160 * doc/extend.texi (__builtin_convertvector): Document.
10162 2019-01-07 Tom de Vries <tdevries@suse.de>
10164 * config/nvptx/nvptx-protos.h (nvptx_output_red_partition): Declare.
10165 * config/nvptx/nvptx.c (vector_red_size, vector_red_align,
10166 vector_red_partition, vector_red_sym): New global variables.
10167 (nvptx_option_override): Initialize vector_red_sym.
10168 (nvptx_declare_function_name): Restore red_partition register.
10169 (nvptx_file_end): Emit code to declare the vector reduction variables.
10170 (nvptx_output_red_partition): New function.
10171 (nvptx_expand_shared_addr): Add vector argument. Use it to handle
10172 large vector reductions.
10173 (enum nvptx_builtins): Add NVPTX_BUILTIN_VECTOR_ADDR.
10174 (nvptx_init_builtins): Add VECTOR_ADDR.
10175 (nvptx_expand_builtin): Update call to nvptx_expand_shared_addr.
10176 Handle nvptx_expand_shared_addr.
10177 (nvptx_get_shared_red_addr): Add vector argument and handle large
10179 (nvptx_goacc_reduction_setup): Add offload_attrs argument and handle
10181 (nvptx_goacc_reduction_init): Likewise.
10182 (nvptx_goacc_reduction_fini): Likewise.
10183 (nvptx_goacc_reduction_teardown): Likewise.
10184 (nvptx_goacc_reduction): Update calls to nvptx_goacc_reduction_{setup,
10185 init,fini,teardown}.
10186 (nvptx_init_axis_predicate): Initialize vector_red_partition.
10187 (nvptx_set_current_function): Init vector_red_partition.
10188 * config/nvptx/nvptx.md (UNSPECV_RED_PART): New unspecv.
10189 (nvptx_red_partition): New insn.
10190 * config/nvptx/nvptx.h (struct machine_function): Add red_partition.
10192 2019-01-07 Tom de Vries <tdevries@suse.de>
10195 * config/nvptx/nvptx.c (nvptx_process_pars): Don't emit barriers for
10198 2019-01-07 Tom de Vries <tdevries@suse.de>
10200 * config/nvptx/nvptx.c (oacc_bcast_partition): Declare.
10201 (nvptx_option_override): Init oacc_bcast_partition.
10202 (nvptx_init_oacc_workers): New function.
10203 (nvptx_declare_function_name): Call nvptx_init_oacc_workers.
10204 (nvptx_needs_shared_bcast): New function.
10205 (nvptx_find_par): Generalize to enable vectors to use shared-memory
10206 to propagate state.
10207 (nvptx_shared_propagate): Initialize vector bcast partition and
10208 synchronization state.
10209 (nvptx_single): Generalize to enable vectors to use shared-memory
10210 to propagate state.
10211 (nvptx_process_pars): Likewise.
10212 (nvptx_set_current_function): Initialize oacc_broadcast_partition.
10213 * config/nvptx/nvptx.h (struct machine_function): Add
10214 bcast_partition and sync_bar members.
10216 2019-01-07 Tom de Vries <tdevries@suse.de>
10218 * config/nvptx/nvptx.c (nvptx_welformed_vector_length_p)
10219 (nvptx_apply_dim_limits): New function.
10220 (nvptx_goacc_validate_dims_1): Allow PTX_MAX_VECTOR_LENGTH larger than
10223 2019-01-07 Tom de Vries <tdevries@suse.de>
10225 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Move warnings to
10226 as late as possible.
10228 2019-01-07 Tom de Vries <tdevries@suse.de>
10230 * config/nvptx/nvptx.c (PTX_VECTOR_LENGTH): Remove.
10231 (PTX_DEFAULT_VECTOR_LENGTH, PTX_MAX_VECTOR_LENGTH): Define.
10232 (nvptx_goacc_validate_dims_1, nvptx_dim_limit)
10233 (nvptx_goacc_reduction_fini): Use PTX_DEFAULT_VECTOR_LENGTH,
10234 PTX_MAX_VECTOR_LENGTH and PTX_WARP_SIZE instead of PTX_VECTOR_LENGTH.
10236 2019-01-07 Tom de Vries <tdevries@suse.de>
10238 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Add asserts.
10240 2019-01-07 Tom de Vries <tdevries@suse.de>
10242 * omp-offload.c (oacc_get_min_dim): New function.
10243 * omp-offload.h (oacc_get_min_dim): Declare.
10245 2018-12-26 Mateusz B <mateuszb@poczta.onet.pl>
10248 * config/i386/i386.c (function_value_ms_64): Return small sturct in
10249 AX_REG and float/double in FIRST_SSE_REG for 4 or 8 byte modes.
10251 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10255 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
10257 * ipa-inline.c (edge_badness): Use inlined_time instead of
10258 inline_summaries->get.
10260 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10262 * opts.c (enable_fdo_optimizations): Enable
10263 version-loops-for-strides, loop-interchange, unrol-and-jam
10264 and tree-loop-distribution.
10265 * invoke.texi: Document newly enabled options.
10267 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10269 * doc/invoke.texi (max-inline-insns-small): New parameters.
10270 * ipa-inline.c (want_early_inline_function_p): simplify.
10271 (want_inline_small_function_p): Fix pasto from previous patch;
10272 use max-inline-insns-small bound.
10273 * params.def (max-inline-insns-small): New param.
10274 * ipa-fnsummary.c (analyze_function_body): Initialize time/size
10275 variables correctly.
10277 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10279 * doc/invoke.texi: Document max-inline-insns-size,
10280 uninlined-function-insns, uninlined-function-time,
10281 uninlined-thunk-insns and uninlined-thunk-time.
10282 * params.def: Add max-inline-insns-size,
10283 uninlined-function-insns, uninlined-function-time,
10284 uninlined-thunk-insns and uninlined-thunk-time.
10285 * ipa-fnsummary.c (compute_fn_summary, analyze_function_body): Use
10287 * ipa-inline.c (can_inline_edge_by_limits_p,
10288 want_inline_small_function_p): Use new parameters.
10290 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10292 * ipa-fnsummary.c (analyze_function_body): Fix accounting of time.
10294 2019-01-05 Jakub Jelinek <jakub@redhat.com>
10296 PR middle-end/82564
10298 * expr.c (expand_assignment): For calls returning VLA structures
10299 if to_rtx is not a MEM, force it into a stack temporary.
10302 * dwarf2out.c (const_ok_for_output_1): Reject MINUS that contains
10303 SYMBOL_REF, CODE_LABEL or UNSPEC in subexpressions of second argument.
10304 Reject PLUS that contains SYMBOL_REF, CODE_LABEL or UNSPEC in
10305 subexpressions of both operands.
10306 (mem_loc_descriptor): Handle UNSPEC if target hook acks it and all the
10307 subrtxes are CONSTANT_P.
10308 * config/i386/i386.c (ix86_const_not_ok_for_debug_p): Revert
10309 2018-11-09 changes.
10311 2019-01-04 Jan Hubicka <hubicka@ucw.cz>
10313 * params.def (hot-bb-count-ws-permille): Set to 990.
10315 2019-01-04 Martin Sebor <msebor@redhat.com>
10318 * attribs.c (decls_mismatched_attributes): Avoid warning for attribute
10321 2019-01-04 Martin Sebor <msebor@redhat.com>
10324 * doc/extend.texi (attribute alloc_align, alloc_size): Update.
10326 2019-01-04 Jakub Jelinek <jakub@redhat.com>
10328 * gdbinit.in: Turn off pagination for the skip commands, restore
10329 it to previous state afterwards.
10331 2019-01-04 Jakub Jelinek <jakub@redhat.com>
10334 * config/i386/i386.c (ix86_expand_divmod_libfunc): Use mode instead
10335 of GET_MODE (opN) as modes of the libcall arguments.
10337 2019-01-04 Jan Beulich <jbeulich@suse.com>
10339 * config/i386/sse.md
10340 (<avx512>_cmp<mode>3<mask_scalar_merge_name><round_saeonly_name>,
10341 <avx512>_cmp<mode>3<mask_scalar_merge_name>,
10342 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
10343 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
10344 avx512f_vmcmp<mode>3<round_saeonly_name>,
10345 avx512f_vmcmp<mode>3_mask<round_saeonly_name>,
10346 avx512f_maskcmp<mode>3,
10347 <avx512>_cvt<ssemodesuffix>2mask<mode>,
10348 <avx512>_cvt<ssemodesuffix>2mask<mode>,
10349 *<avx512>_cvtmask2<ssemodesuffix><mode>,
10350 *<avx512>_cvtmask2<ssemodesuffix><mode>,
10351 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
10352 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
10353 <avx512>_gt<mode>3<mask_scalar_merge_name>,
10354 <avx512>_gt<mode>3<mask_scalar_merge_name>,
10355 <avx512>_testm<mode>3<mask_scalar_merge_name>,
10356 <avx512>_testnm<mode>3<mask_scalar_merge_name>,
10357 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext,
10358 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext_mask,
10359 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext,
10360 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext_mask,
10361 avx512cd_maskb_vec_dup<mode>,
10362 avx512cd_maskw_vec_dup<mode>,
10363 avx512dq_fpclass<mode><mask_scalar_merge_name>,
10364 avx512dq_vmfpclass<mode>,
10365 avx512vl_vpshufbitqmb<mode><mask_scalar_merge_name>): Use =k
10368 2019-01-03 Martin Sebor <msebor@redhat.com>
10370 PR tree-optimization/88659
10371 * calls.c (maybe_warn_nonstring_arg): Avoid assuming maxlen is set.
10373 2019-01-03 Aaron Sawdey <acsawdey@linux.ibm.com>
10375 * config/rs6000/rs6000-string.c (expand_block_move): Don't use
10376 unaligned vsx and avoid lxvd2x/stxvd2x.
10377 (gen_lvx_v4si_move): New function.
10379 2019-01-03 Tom de Vries <tdevries@suse.de>
10381 * config/nvptx/nvptx.c (MACH_VECTOR_LENGTH, MACH_MAX_WORKERS): Define.
10382 (init_axis_dim, nvptx_mach_max_workers, nvptx_mach_vector_length): New
10384 * config/nvptx/nvptx.h (struct machine_function): Add axis_dims.
10386 2019-01-03 Tom de Vries <tdevries@suse.de>
10388 * config/nvptx/nvptx.c (struct offload_attrs): New.
10389 (populate_offload_attrs): New function. Factor mask extraction out of
10390 nvptx_reorg. Add extraction of dimensions.
10391 (nvptx_reorg): Use populate_offload_attrs.
10393 2019-01-03 Tom de Vries <tdevries@suse.de>
10395 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add early-out
10396 cases for oacc_min_dims_p and routine_p. Add asserts for
10397 oacc_default_dims_p and offload_region_p.
10399 2019-01-03 Tom de Vries <tdevries@suse.de>
10401 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): New function,
10402 factored out of ...
10403 (nvptx_goacc_validate_dims): ... here.
10405 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
10407 PR tree-optimization/85574
10408 * tree-ssa-uncprop.c (struct equiv_hash_elt): Remove unused
10410 (struct ssa_equip_hash_traits): Declare.
10411 (val_ssa_equiv): Use custom hash traits using operand_equal_p.
10413 2019-01-03 Jakub Jelinek <jakub@redhat.com>
10416 * dwarf2out.c (modified_type_die): If type is equal to sizetype,
10417 change it to qualified_type.
10419 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
10421 * ipa-utils.c (scale_ipa_profile_for_fn): Break out from ...
10422 (ipa_merge_profiles): ... here; do not ICE on thunks and aliases.
10424 2019-01-02 Martin Sebor <msebor@redhat.com>
10425 Jeff Law <law@redhat.com>
10427 * gimple-fold.c (strlen_range_kind): Remove SRK_LENRANGE_2.
10428 (get_range_strlen_tree): Update appropriately.
10430 * gimple-fold.h (get_range_strlen): Drop unused last argument.
10432 * gimple-fold.c (gimple_fold_builtin_strlen): Use set_strlen_range
10433 rather than set_range_info.
10434 * tree-ssa-strlen.c (set_strlen_range): Extracted from
10435 maybe_set_strlen_range. Handle potentially boundary crossing
10436 cases more conservatively.
10437 (maybe_set_strlen_range): Parts refactored into set_strlen_range.
10438 Call set_strlen_range.
10439 * tree-ssa-strlen.h (set_strlen_range): Add prototype.
10441 PR middle-end/88663
10442 * gimple-fold.c (get_range_strlen): Update prototype to no longer
10443 need the flexp argument.
10444 (get_range_strlen_tree): Drop flexp argument. Drop flexp argument
10445 from calls to get_range_strlen. Update comments. Just update
10446 VAL for an unterminated const char array and let the reset of the
10447 code handle it normally. No longer try to set *flexp. Adjust
10449 (get_range_strlen): Update for the new get_range_strlen API.
10450 (get_maxval_strlen): Similarly.
10451 (gimple_fold_builtin_strlen): Handle update meaning of return value
10452 from get_range_strlen.
10453 * gimple-ssa-sprintf.c (get_string_length): Update for the new
10454 get_range_strlen API.
10456 2019-01-02 Jan Hubicka <hubicka@ucw.cz>
10459 * varpool.c (varpool_node::ctor_useable_for_folding_p): Also return
10460 false at WPA time when body was removed.
10462 2019-01-02 Martin Liska <mliska@suse.cz>
10464 PR tree-optimization/88650
10465 * predict.c (set_even_probabilities): Calculate probability
10466 remainer only when really used.
10468 2019-01-02 Richard Biener <rguenther@suse.de>
10470 PR middle-end/88651
10471 * tree-data-ref.c (analyze_subscript_affine_affine): Use
10472 widest_ints when mangling max_stmt_execution results.
10474 2019-01-02 Richard Biener <rguenther@suse.de>
10476 PR tree-optimization/88621
10477 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Fix pastos, avoid
10478 bitfields when canoncalizing.
10480 2019-01-02 Richard Biener <rguenther@suse.de>
10483 * config/i386/x86-tune-costs.h (intel_cost): Adjust
10484 cost of cheap SSE instruction.
10486 2019-01-02 Richard Biener <rguenther@suse.de>
10489 * ipa-icf.h (sem_item_optimizer::sort_congruence_split): Declare.
10490 * ipa-icf.c (sem_item_optimizer::sort_congruence_split): New
10492 (sem_item_optimizer::do_congruence_step_f): Sort the congruence
10493 set after UIDs before splitting them.
10495 2019-01-01 Martin Sebor <msebor@redhat.com>
10496 Jeff Law <law@redhat.com>
10498 * gimple-fold.c (get_range_strlen_tree): Record if the computed
10499 length is optimistic. If it is, then arrange to compute the
10500 conservative length as well.
10502 * gimple-fold.h (get_range_strlen): Update prototype.
10503 * builtins.c (check_access): Update call to get_range_strlen to use
10504 c_strlen_data pointer. Change various variable accesses to instead
10505 pull data from the c_strlen_data structure.
10506 (check_strncat_sizes, expand_builtin_strncat): Likewise.
10507 * calls.c (maybe_warn_nonstring_arg): Likewise.
10508 * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Likewise. Reset
10509 minimum length if maximum lengh is unknown.
10510 * gimple-ssa-sprintf.c (get_string_length): Likewise. Drop code
10511 that used c_strlen, it's no longer needed. Restructure slightly.
10512 (format_string): Set unlikely range appropriately.
10513 * gimple-fold.c (get_range_strlen): Update comments. Fix minor
10515 (get_range_strlen): Accept c_strlen_data pointer for external
10516 call sites as well. Pass through to call to internal get_range_strlen.
10517 Adjust minlen, maxlen and maxbound as needed.
10518 (get_maxval_strlen): Update comments.
10519 (gimple_fold_builtin_strlen): Update call to get_range_strlen
10520 to use c_strlen_data pointer. Change variable accesses to instead
10521 use c_strlen_data data members.
10523 * gimple-fold.c (get_range_strlen): Update prototype.
10524 (get_range_strlen_tree): Update prototype. Drop minlen/maxlen
10525 local variables. Use pdata to return information to caller.
10526 Update calls to get_range_strlen. Update pdata->maxbound.
10527 (get_range_strlen -- static version): Similarly.
10528 (get_range_strlen -- extern version): Update for internal
10529 get_range_strlen API change. Convert to external data format.
10530 (get_maxval_strlen): Similarly.
10532 2019-01-01 Jan Hubicka <hubicka@ucw.cz>
10534 * coverage.c (get_coverage_counts): Use current_function_decl.
10535 * profile.c (read_thunk_profile): New function.
10536 (branch_prob): Add THUNK parameter.
10537 * tree-profile.c (tree_profiling): Handle thunks.
10538 * value-prof.c (init_node_map): Handle thunks.
10539 * value-prof.h (branch_prob): Upate prototype.
10540 (read_thunk_profile): Declare.
10542 2019-01-01 Jakub Jelinek <jakub@redhat.com>
10544 Update copyright years.
10546 * gcc.c (process_command): Update copyright notice dates.
10547 * gcov-dump.c (print_version): Ditto.
10548 * gcov.c (print_version): Ditto.
10549 * gcov-tool.c (print_version): Ditto.
10550 * gengtype.c (create_file): Ditto.
10551 * doc/cpp.texi: Bump @copying's copyright year.
10552 * doc/cppinternals.texi: Ditto.
10553 * doc/gcc.texi: Ditto.
10554 * doc/gccint.texi: Ditto.
10555 * doc/gcov.texi: Ditto.
10556 * doc/install.texi: Ditto.
10557 * doc/invoke.texi: Ditto.
10559 Copyright (C) 2019 Free Software Foundation, Inc.
10561 Copying and distribution of this file, with or without modification,
10562 are permitted in any medium without royalty provided the copyright
10563 notice and this notice are preserved.