1 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
3 * config/rs6000/constraints.md (define_register_constraint "wv"):
5 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
6 (rs6000_init_hard_regno_mode_ok): Adjust.
7 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
9 * config/rs6000/rs6000.md: Adjust.
10 * config/rs6000/vsx.md: Adjust.
11 * doc/md.texi (Machine Constraints): Adjust.
13 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
15 * config/rs6000/constraints.md (define_register_constraint "wi"):
17 (define_register_constraint "wt"): Delete.
18 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
19 (rs6000_init_hard_regno_mode_ok): Adjust.
20 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
21 RS6000_CONSTRAINT_wi and RS6000_CONSTRAINT_wt.
22 * config/rs6000/rs6000.md: Adjust.
23 * config/rs6000/vsx.md: Adjust.
24 * doc/md.texi (Machine Constraints): Adjust.
26 2019-06-04 Szabolcs Nagy <szabolcs.nagy@arm.com>
28 * config/aarch64/aarch64-protos.h (aarch64_asm_output_external): Remove
30 * config/aarch64/aarch64.c (aarch64_asm_output_external): Call
31 default_elf_asm_output_external.
33 2019-06-04 Martin Liska <mliska@suse.cz>
35 * ipa-icf.c (INCLUDE_LIST): Remove.
36 (sem_item_optimizer::execute): Remove call to init_wpa.
37 * ipa-icf.h (init_wpa): Remove.
39 2019-06-04 Jakub Jelinek <jakub@redhat.com>
41 * gimplify.c (gimplify_scan_omp_clauses): Don't sorry_at on lastprivate
42 conditional on combined for simd.
43 * omp-low.c (struct omp_context): Add combined_into_simd_safelen0
45 (lower_rec_input_clauses): For gimple_omp_for_combined_into_p max_vf 1
46 constructs, don't remove lastprivate_conditional_map, but instead set
47 ctx->combined_into_simd_safelen0 and adjust hash_map, so that it points
48 to parent construct temporaries.
49 (lower_lastprivate_clauses): Handle ctx->combined_into_simd_safelen0
50 like !ctx->lastprivate_conditional_map.
51 (lower_omp_1) <case GIMPLE_ASSIGN>: If up->combined_into_simd_safelen0,
52 use up->outer context instead of up.
53 * omp-expand.c (expand_omp_for_generic): Perform cond_var bump even if
54 gimple_omp_for_combined_p.
55 (expand_omp_for_static_nochunk): Likewise.
56 (expand_omp_for_static_chunk): Add forgotten cond_var bump that was
57 probably moved over into expand_omp_for_generic rather than being copied
60 2019-06-04 Martin Liska <mliska@suse.cz>
62 * value-prof.c (dump_histogram_value): Fix typo.
63 (gimple_mod_subtract_transform): Likewise.
65 2019-06-04 Richard Biener <rguenther@suse.de>
68 * tree-chrec.c (chrec_contains_symbols): Add to visited.
69 (tree_contains_chrecs): Likewise.
70 (chrec_contains_symbols_defined_in_loop): Move here and avoid
71 exponential behaivor from ...
72 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
74 (expression_expensive_p): Avoid exponential behavior and compute
75 expanded size, rejecting any expansion.
76 * tree-ssa-loop-ivopts.c (abnormal_ssa_name_p): Remove.
77 (idx_contains_abnormal_ssa_name_p): Likewise.
78 (contains_abnormal_ssa_name_p_1): New helper for walk_tree.
79 (contains_abnormal_ssa_name_p): Simplify and use
80 walk_tree_without_duplicates.
82 2019-06-04 Richard Biener <rguenther@suse.de>
84 PR tree-optimization/90738
86 2019-06-03 Richard Biener <rguenther@suse.de>
88 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
89 full reference tree and record in ref->ref.
90 (vn_reference_lookup_3): Pass in original ref to
91 ao_ref_init_from_vn_reference.
92 (vn_reference_lookup): Likewise.
93 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
94 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
95 Handle non-decl bases in the original reference.
97 2019-06-04 Martin Liska <mliska@suse.cz>
99 * ipa-icf.c (sem_item_optimizer::add_item_to_class): Count
100 number of references.
101 (sem_item_optimizer::do_congruence_step):
102 (sem_item_optimizer::worklist_push): Dump how references
104 (sem_item_optimizer::worklist_pop): Use heap.
105 (sem_item_optimizer::process_cong_reduction): Likewise.
106 * ipa-icf.h: Use fibonacci_heap insteam of std::list.
108 2019-06-04 Martin Liska <mliska@suse.cz>
110 * ipa-icf.h (struct sem_usage_pair_hash): New.
111 (sem_usage_pair_hash::hash): Likewise.
112 (sem_usage_pair_hash::equal): Likewise.
113 (struct sem_usage_hash): Likewise.
114 * ipa-icf.c (sem_item::sem_item): Initialize
116 (sem_item::add_reference): Register a reference
117 in ref_map and not in target->usages.
118 (sem_item::setup): Remove initialization of
120 (sem_item::~sem_item): Remove usage of dead vectors.
121 (sem_item::dump): Remove dump of references.
122 (sem_item_optimizer::sem_item_optimizer): Initialize
124 (sem_item_optimizer::read_section): Remove useless
126 (sem_item_optimizer::parse_funcs_and_vars): Likewise here.
127 (sem_item_optimizer::build_graph): Pass m_references
129 (sem_item_optimizer::verify_classes): Remove usage of dead
131 (sem_item_optimizer::traverse_congruence_split): Return true
132 when a class is split.
133 (sem_item_optimizer::do_congruence_step_for_index): Use
134 hash_map for look up of (sem_item *, index). That brings
135 significant speed up.
136 (sem_item_optimizer::do_congruence_step): Return true
137 when a split is done.
138 (congruence_class::is_class_used): Use referenced_by_count.
140 2019-06-04 Alan Modra <amodra@gmail.com>
143 * config/rs6000/rs6000.c (rs6000_call_aix): Correct r271753 merge
146 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
148 * config/rs6000/rs6000.h (MASK_MFPGPR): Delete.
149 * config/rs6000/rs6000.c (direct_move_p): Adjust.
150 (rs6000_secondary_reload_simple_move): Adjust.
151 (rs6000_opt_masks): Neuter the "mfpgpr" option.
152 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Adjust.
153 * config/rs6000/rs6000-cpus.def (ISA_2_5_MASKS_EMBEDDED): Adjust
156 * config/rs6000/rs6000.md (floatsi<mode>2_lfiwax): Adjust.
157 (floatunssi<mode>2_lfiwzx): Adjust.
158 (fix_trunc<mode>si2_stfiwx): Adjust.
159 (fixuns_trunc<mode>si2_stfiwx): Adjust.
160 * config/rs6000/rs6000.opt (mno-mfpgpr): New.
161 (mfpgpr): Mark as deprecated.
162 * doc/extend.texi (PowerPC Function Attributes): Delete mfpgpr.
163 (Basic PowerPC Built-in Functions Available on ISA 2.05): Adjust.
164 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete -mmfpgpr.
166 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
168 * config/rs6000/constraints.md (define_register_constraint "wg"):
170 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
171 RS6000_CONSTRAINT_wg.
172 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
173 (rs6000_init_hard_regno_mode_ok): Adjust.
174 * config/rs6000/rs6000.md (*mov<mode>_softfloat32, *movdi_internal64):
175 Delete "wg" alternatives.
176 * doc/md.texi (Machine Constraints): Adjust.
178 2019-06-03 Alan Modra <amodra@gmail.com>
180 * bb-reorder.c (copy_bb_p): Don't overflow size calculation.
181 (get_uncond_jump_length): Assert length less than INT_MAX and
184 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
187 * builtins.c (expand_builtin_longjmp): Add frame clobbers and schedule
189 (expand_builtin_nonlocal_goto): Likewise.
191 2019-06-03 Szabolcs Nagy <szabolcs.nagy@arm.com>
193 * config/aarch64/aarch64-protos.h (aarch64_asm_output_alias): Declare.
194 (aarch64_asm_output_external): Declare.
195 * config/aarch64/aarch64.c (aarch64_asm_output_variant_pcs): New.
196 (aarch64_declare_function_name): Call aarch64_asm_output_variant_pcs.
197 (aarch64_asm_output_alias): New.
198 (aarch64_asm_output_external): New.
199 * config/aarch64/aarch64.h (ASM_OUTPUT_DEF_FROM_DECLS): Define.
200 (ASM_OUTPUT_EXTERNAL): Define.
202 2019-06-03 Aldy Hernandez <aldyh@redhat.com>
203 * tree-vrp.h (value_range_base::nonzero_p): New.
204 (value_range_base::set_nonnull): Rename to...
205 (value_range_base::set_nonzero): ...this.
206 (value_range_base::set_null): Rename to...
207 (value_range_base::set_zero): ...this.
208 (value_range::set_nonnull): Remove.
209 (value_range::set_null): Remove.
210 * tree-vrp.c (range_is_null): Remove.
211 (range_is_nonnull): Remove.
212 (extract_range_from_binary_expr): Use value_range_base::*zero_p
213 instead of range_is_*null.
214 (extract_range_from_unary_expr): Same.
215 (value_range_base::set_nonnull): Rename to...
216 (value_range_base::set_nonzero): ...this.
217 (value_range::set_nonnull): Remove.
218 (value_range_base::set_null): Rename to...
219 (value_range_base::set_zero): ...this.
220 (value_range::set_null): Remove.
221 (extract_range_from_binary_expr): Rename set_*null uses to
223 (extract_range_from_unary_expr): Same.
224 (union_helper): Same.
225 * vr-values.c (get_value_range): Use set_*zero instead of
227 (vr_values::extract_range_from_binary_expr): Same.
228 (vr_values::extract_range_basic): Same.
230 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
233 * opts.c (parse_and_check_align_values): Allow 4 alignment values.
235 2019-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
237 * config/aarch64/iterators.md (MAX_OPP): New code attr.
238 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Rename to...
239 (aarch64_<su>abd<mode>_3): ... This.
240 (<sur>sadv16qi): Add TARGET_DOTPROD expansion.
242 2019-06-03 Richard Biener <rguenther@suse.de>
244 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
245 full reference tree and record in ref->ref.
246 (vn_reference_lookup_3): Pass in original ref to
247 ao_ref_init_from_vn_reference.
248 (vn_reference_lookup): Likewise.
249 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
250 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
251 Handle non-decl bases in the original reference.
253 2019-06-03 Martin Liska <mliska@suse.cz>
255 * doc/generic.texi: Remove Java Trees.
257 2019-06-03 Martin Liska <mliska@suse.cz>
259 * fold-const.c (operand_equal_p): Fix typo as compare_tree_int
260 returns 0 when operands are equal.
262 2019-06-03 Richard Biener <rguenther@suse.de>
264 PR tree-optimization/90716
265 * tree-loop-distribution.c (destroy_loop): Process blocks in
268 2019-06-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
271 * vector-builder.h (vector_builder::count_dups): New method.
272 * config/aarch64/aarch64-protos.h (aarch64_expand_sve_vector_init):
274 * config/aarch64/aarch64/sve.md (aarch64_sve_rev64<mode>): Use @.
275 (vec_init<mode><Vel>): New pattern.
276 * config/aarch64/aarch64.c (emit_insr): New function.
277 (aarch64_sve_expand_vector_init_handle_trailing_constants): Likewise.
278 (aarch64_sve_expand_vector_init_insert_elems): Likewise.
279 (aarch64_sve_expand_vector_init_handle_trailing_same_elem): Likewise.
280 (aarch64_sve_expand_vector_init): Define two overloaded functions.
282 2019-06-03 Alejandro Martinez <alejandro.martinezvicente@arm.com>
284 PR tree-optimization/90681
285 * internal-fn.c (mask_load_direct): Mark as non-vectorizable again.
286 * tree-vect-slp.c (vect_build_slp_tree_1): Add masked loads as a
287 special case for SLP, but fail on non-groupped loads.
289 2019-06-03 Martin Liska <mliska@suse.cz>
291 * cfg.c (debug): Use TDF_DETAILS for debug and
292 print edge info only once.
294 2019-06-02 Thomas Koenig <tkoenig@gcc.gnu.org>
297 * predict.def (PRED_FORTRAN_CONTIGUOUS): New predictor.
299 2019-06-01 Martin Sebor <msebor@redhat.com>
302 * tree-pretty-print.c (dump_generic_node): Add parentheses.
304 2019-05-31 Jan Hubicka <jh@suse.cz>
306 * alias.c: Include ipa-utils.h.
307 (get_alias_set): Try to complete ODR type via ODR type hash lookup.
308 * ipa-devirt.c (prevailing_odr_type): New.
309 * ipa-utils.h (previaling_odr_type): Declare.
311 2019-05-31 H.J. Lu <hongjiu.lu@intel.com>
312 Hongtao Liu <hongtao.liu@intel.com>
315 * config/i386/i386-features.c (rest_of_insert_endbranch): Remove
316 NOTE_INSN_DELETED_LABEL check.
318 2019-05-31 Prachi Godbole <prachi.godbole@imgtec.com>
319 Robert Suchanek <robert.suchanek@mips.com>
321 * config/mips/mips.c (mips_expand_builtin_insn): Swap the 1st
322 and 3rd operands of the fmadd/fmsub/maddv builtin.
324 2019-05-31 Jakub Jelinek <jakub@redhat.com>
326 * tree.h (OMP_CLAUSE__CONDTEMP__ITER): Define.
327 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
328 on OMP_SIMD if not nested inside of worksharing loop that also has
329 lastprivate conditional clause for the same decl.
330 (gimplify_omp_for): Add _condtemp_ clauses to OMP_SIMD if needed.
331 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_ also
333 (lower_rec_input_clauses): Likewise. Handle lastprivate conditional
335 (lower_lastprivate_conditional_clauses): Handle lastprivate conditional
337 (lower_lastprivate_clauses): Likewise.
338 (lower_omp_sections): Call lower_lastprivate_conditional_clauses before
339 calling lower_rec_input_clauses.
340 (lower_omp_for): Likewise.
341 (lower_omp_1): Use first rather than second OMP_CLAUSE__CONDTEMP_
342 clause on simd construct.
343 * omp-expand.c (expand_omp_simd): Initialize cond_var if
344 OMP_CLAUSE__CONDTEMP_ clause is present.
346 * omp-low.c (lower_rec_simd_input_clauses): Set TREE_THIS_NOTRAP on
349 2019-05-31 Xiong Hu Luo <luoxhu@linux.ibm.com>
352 * c-format.c (print_char_table, scanf_char_table): Replace BADLEN with
353 TEX_D32, TEX_D64 or TEX_D128.
355 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
357 * match.pd (~(vec?cst1:cst2)): New transformation.
359 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
361 * match.pd (X/[ex]D<Y/[ex]D): Handle negative denominator.
362 ((size_t)(A /[ex] B) CMP C): New transformation.
364 2019-05-31 Richard Sandiford <richard.sandiford@arm.com>
366 * doc/md.texi: Document define_insn_and_rewrite.
367 * rtl.def (DEFINE_INSN_AND_REWRITE): New rtx code.
368 * gensupport.c (queue_elem): Update comment.
369 (replace_operands_with_dups): New function.
370 (gen_rewrite_sequence): Likewise.
371 (process_rtx): Handle DEFINE_INSN_AND_REWRITE.
372 * read-rtl.c (apply_subst_iterator): Likewise.
373 (add_condition_to_rtx, named_rtx_p): Likewise.
374 (rtx_reader::read_rtx_operand): Likewise.
375 * config/aarch64/aarch64-sve.md
376 (while_ult<GPI:mode><PRED_ALL:mode>_cc): Rename to...
377 (*while_ult<GPI:mode><PRED_ALL:mode>_cc): ...this and use
378 define_insn_and_rewrite.
379 (*cond_<optab><mode>_any): Turn into define_insn_and_rewrites.
380 Remove separate define_split.
382 2019-05-31 Jan Hubicka <jh@suse.cz>
384 * tree-ssa-alias.c (type_has_components_p): New function.
385 (aliasing_component_refs_p): Use it.
387 2019-05-31 Martin Liska <mliska@suse.cz>
389 * gdbhooks.py: Add const_tree to TreePrinter.
391 2019-05-31 Thomas De Schampheleire <thomas.de_schampheleire@nokia.com>
394 * common.opt (feliminate-unused-debug-symbols): Enable by default.
395 * doc/invoke.texi (Debugging Options): Document new default of
396 -feliminate-unused-debug-symbols and remove restriction to 'stabs'.
398 2019-05-31 Jakub Jelinek <jakub@redhat.com>
400 PR tree-optimization/90671
401 * tree-ssa-threadupdate.c (ssa_create_duplicates): If
402 template_block used to be empty on the first call, don't use
403 gsi_split_seq_after and gsi_insert_seq_after, but remember whole
404 seq with bb_seq and set it with set_bb_seq.
406 2019-05-31 Iain Sandoe <iain@sandoe.co.uk>
408 * config/i386/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
410 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
411 Michael Meissner <meissner@linux.ibm.com>
413 * config/rs6000/predicates.md (pcrel_address): New define_predicate.
414 (prefixed_mem_operand): Likewise.
415 (non_prefixed_mem_operand): Likewise.
416 * config/rs6000/rs6000-protos.h (rs6000_prefixed_address): New
418 * config/rs6000/rs6000.c (print_operand_address): Handle
419 PC-relative addresses.
420 (mode_supports_prefixed_address_p): New function.
421 (rs6000_prefixed_address): New function.
422 * config/rs6000/rs6000.h (SYMBOL_FLAG_PCREL): New #define.
423 (SYMBOL_REF_PCREL_P): Likewise.
425 2019-05-30 Jakub Jelinek <jakub@redhat.com>
427 * gimplify.c (enum gimplify_omp_var_data): Add GOVD_CONDTEMP.
428 (gimplify_adjust_omp_clauses_1): Handle GOVD_CONDTEMP.
429 (gimplify_omp_for): If worksharing loop with lastprivate conditional
430 is nested inside of parallel region, add _condtemp_ clause to both.
431 * tree-nested.c (convert_nonlocal_omp_clauses,
432 convert_local_omp_clauses): Ignore OMP_CLAUSE__CONDTEMP_ instead of
434 * omp-general.h (struct omp_for_data): Add have_pointer_condtemp
436 * omp-general.c (omp_extract_for_data): Compute it.
437 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_.
438 (lower_rec_input_clauses): Likewise.
439 (lower_lastprivate_conditional_clauses): If OMP_CLAUSE__CONDTEMP_
440 clause is already present, just add one further one after it.
441 (lower_lastprivate_clauses): Handle cond_ptr with array type.
442 (lower_send_shared_vars): Clear _condtemp_ vars.
443 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle target data like critical
444 or section or taskgroup.
445 * omp-expand.c (determine_parallel_type): Disallow combining only if
446 first OMP_CLAUSE__CONDTEMP_ has pointer type. Disallow combining
447 of parallel sections if OMP_CLAUSE__CONDTEMP_ is present.
448 (expand_omp_for_generic, expand_omp_for_static_nochunk,
449 expand_omp_for_static_chunk, expand_omp_for): Use
450 fd->have_pointer_condtemp instead of fd->lastprivate_conditional to
451 determine if a special set of API routines are needed and if condtemp
452 needs to be initialized, while always initialize cond_var if
453 fd->lastprivate_conditional is non-zero.
455 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
456 Michael Meissner <meissner@linux.ibm.com>
458 * config/rs6000/constraints.md (eI): New constraint.
459 * config/rs6000/predicates.md (cint34_operand): New predicate.
460 * config/rs6000/rs6000.h (SIGNED_16BIT_OFFSET_P): New #define.
461 (SIGNED_34BIT_OFFSET_P): Likewise.
462 * doc/md.texi (eI): Document constraint.
464 2019-05-30 Sylvia Taylor <sylvia.taylor@arm.com>
466 * config/aarch64/aarch64-sve.md (*fabd<mode>3): New.
468 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
469 Michael Meissner <meissner@linux.ibm.com>
471 * rs6000-cpus.def (OTHER_FUSION_MASKS): New #define.
472 (ISA_3_0_MASKS_SERVER): Mask off OTHER_FUSION_MASKS.
473 (ISA_3_0_MASKS_IEEE): Remove OPTION_MASK_DIRECT_MOVE.
474 (ISA_FUTURE_MASKS_SERVER): Add OPTION_MASK_PREFIXED_ADDR.
475 (OTHER_FUTURE_MASKS): Likewise.
476 (POWERPC_MASKS): Likewise.
477 * rs6000.c (rs6000_option_override_internal): Error if -mpcrel is
478 specified without -mprefixed-addr or -mcpu=future. Error if
479 -mprefixed-addr is specified without -mcpu=future.
480 (rs6000_opt_masks): Add entry for prefixed-addr.
481 * rs6000.opt (mprefixed-addr): New option.
483 2019-05-30 Sam Tebbs <sam.tebbs@arm.com>
485 * aarch64/aarch64.c (aarch64_post_cfi_startproc): Add
486 cfun->is_thunk check.
488 2019-05-30 Jakub Jelinek <jakub@redhat.com>
490 * tree-predcom.c (is_inv_store_elimination_chain): Fix a typo - lenght
493 2019-05-30 Martin Liska <mliska@suse.cz>
495 * gdbinit.in: Fix 'ptc' command. Add trt
496 that prints TREE_TYPE($).
498 2019-05-29 Bill Schmidt <wschmidt@linux.ibm.com>
499 Alan Modra <amodra@gmail.com>
501 * config/rs6000/rs6000.c (rs6000_call_template_1): Handle pcrel
503 (rs6000_indirect_call_template_1): ...and here.
504 (rs6000_pltseq_template): Handle plt_pcrel34. Rework tocsave,
505 plt16_ha, plt16_lo, mtctr indirect calls. Use
507 (rs6000_decl_ok_for_sibcall): New function.
508 (rs6000_function_ok_for_sibcall): Refactor.
509 (rs6000_longcall_ref): Use UNSPEC_PLT_PCREL when pcrel.
510 (rs6000_call_aix): Don't emit toc restore rtl for indirect calls
511 when pcrel. Reorganize.
512 (rs6000_sibcall_aix): Don't add r2 to function usage when pcrel.
513 * rs6000.h (rs6000_pltseq_enum): New enum.
514 * rs6000.md (UNSPEC_PLT_PCREL): New unspec.
515 (*pltseq_tocsave): Use rs6000_pltseq_enum.
516 (*pltseq_plt16_ha): Likewise.
517 (*pltseq_plt16_lo): Likewise.
518 (*pltseq_mtctr): Likewise.
519 (*pltseq_plt_pcrel): New insn.
520 (*call_local_aix): Handle @notoc calls.
521 (*call_value_local_aix): Likewise.
522 (*call_nonlocal_aix): Adjust lengths for pcrel calls.
523 (*call_value_nonlocal_aix): Likewise.
524 (*call_indirect_pcrel): New insn.
525 (*call_value_indirect_pcrel): Likewise.
528 2019-05-29 Uroš Bizjak <ubizjak@gmail.com>
530 * config/i386/sse.md (*save_multiple<mode>): Rename from
532 (*restore_multiple<mode>): Rename from restore_multiple<mode>.
533 (*restore_multiple_and_return<mode>): Rename from
534 restore_multiple_and_return<mode>.
535 (*restore_multiple_leave_return<mode>): Rename from
536 restore_multiple_leave_return<mode>.
538 2019-05-29 Yoshinori Sato <ysato@users.sourceforge.jp>
540 * config.gcc (rx-*-linux*): New target.
541 * config/rx/elf.opt: New file.
542 * config/rx/linux.h: Likewise.
543 * config/rx/t-linux: Likewise.
544 * config/rx/rx.c (TARGET_SAVE_ACC_REGISTER): If not defined,
546 * config/rx/rx.h (ASM_APP_ON): Allow to be overridden.
547 (ASM_APP_OFF): Likewise.
548 * config/rx/rx.opt: Drop -msim and -mas100-syntax, they were
551 2019-05-29 Jan Hubicka <jh@suse.cz>
553 * tree-ssa-alias.c (same_type_for_tbaa): Return ture if main
554 variants are pointer equivalent.
556 2019-05-29 Alejandro Martinez <alejandro.martinezvicente@arm.com>
558 * config/aarch64/aarch64-c.c: Added TARGET_SVE2.
559 * config/aarch64/aarch64-sve2.md: New file.
560 (<u>avg<mode>3_floor): New pattern.
561 (<u>avg<mode>3_ceil): Likewise.
562 (*<sur>h<addsub><mode>): Likewise.
563 * config/aarch64/aarch64.h: Added AARCH64_ISA_SVE2 and TARGET_SVE2.
564 * config/aarch64/aarch64.md: Include aarch64-sve2.md.
566 2019-05-29 Jakub Jelinek <jakub@redhat.com>
569 * optc-save-gen.awk: In cl_optimization_print, use correct condition
570 for var_opt_string printing. In cl_optimization_print_diff, print
571 (null) instead of invoking undefined behavior if one of the
572 var_opt_string pointers is NULL and use && instead of first || in the
573 guarding condition. For var_target_other options, handle const char *
574 target variables similarly to const char * optimize node variables.
576 2019-05-29 Sam Tebbs <sam.tebbs@arm.com>
578 * config/aarch64/aarch64-builtins.c (aarch64_builtins): Add
579 AARCH64_PAUTH_BUILTIN_AUTIB1716 and AARCH64_PAUTH_BUILTIN_PACIB1716.
580 * config/aarch64/aarch64-builtins.c (aarch64_init_pauth_hint_builtins):
581 Add autib1716 and pacib1716 initialisation.
582 * config/aarch64/aarch64-builtins.c (aarch64_expand_builtin): Add checks
583 for autib1716 and pacib1716.
584 * config/aarch64/aarch64-protos.h (aarch64_key_type,
585 aarch64_post_cfi_startproc): Define.
586 * config/aarch64/aarch64-protos.h (aarch64_ra_sign_key): Define extern.
587 * config/aarch64/aarch64.c (aarch64_handle_standard_branch_protection,
588 aarch64_handle_pac_ret_protection): Set default sign key to A.
589 * config/aarch64/aarch64.c (aarch64_expand_epilogue,
590 aarch64_expand_prologue): Add check for b-key.
591 * config/aarch64/aarch64.c (aarch64_ra_sign_key,
592 aarch64_post_cfi_startproc, aarch64_handle_pac_ret_b_key): Define.
593 * config/aarch64/aarch64.h (TARGET_ASM_POST_CFI_STARTPROC): Define.
594 * config/aarch64/aarch64.c (aarch64_pac_ret_subtypes): Add "b-key".
595 * config/aarch64/aarch64.md (unspec): Add UNSPEC_AUTIA1716,
596 UNSPEC_AUTIB1716, UNSPEC_AUTIASP, UNSPEC_AUTIBSP, UNSPEC_PACIA1716,
597 UNSPEC_PACIB1716, UNSPEC_PACIASP, UNSPEC_PACIBSP.
598 * config/aarch64/aarch64.md (do_return): Add check for b-key.
599 * config/aarch64/aarch64.md (<pauth_mnem_prefix>sp): Replace
600 pauth_hint_num_a with pauth_hint_num.
601 * config/aarch64/aarch64.md (<pauth_mnem_prefix>1716): Replace
602 pauth_hint_num_a with pauth_hint_num.
603 * config/aarch64/aarch64.opt (msign-return-address=): Deprecate.
604 * config/aarch64/iterators.md (PAUTH_LR_SP): Add UNSPEC_AUTIASP,
605 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
606 * config/aarch64/iterators.md (PAUTH_17_16): Add UNSPEC_AUTIA1716,
607 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716.
608 * config/aarch64/iterators.md (pauth_mnem_prefix): Add UNSPEC_AUTIA1716,
609 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716, UNSPEC_AUTIASP,
610 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
611 * config/aarch64/iterators.md (pauth_hint_num_a): Replace
612 UNSPEC_PACI1716 and UNSPEC_AUTI1716 with UNSPEC_PACIA1716 and
613 UNSPEC_AUTIA1716 respectively.
614 * config/aarch64/iterators.md (pauth_hint_num_a): Rename to pauth_hint_num
615 and add UNSPEC_PACIBSP, UNSPEC_AUTIBSP, UNSPEC_PACIB1716, UNSPEC_AUTIB1716.
616 * doc/invoke.texi (-mbranch-protection): Add b-key type.
617 * config/aarch64/aarch64-bti-insert.c (aarch64_pac_insn_p): Rename
618 UNSPEC_PACISP to UNSPEC_PACIASP and UNSPEC_PACIBSP.
620 2019-05-29 Jakub Jelinek <jakub@redhat.com>
622 * gimplify.c (struct gimplify_omp_ctx): Add clauses member.
623 (gimplify_scan_omp_clauses): Initialize ctx->clauses.
624 (gimplify_adjust_omp_clauses_1): Transform lastprivate conditional
625 explicit clause on combined parallel into implicit shared clause.
626 (gimplify_adjust_omp_clauses): Move lastprivate conditional clause
627 and firstprivate if the decl has one too from combined parallel to
628 the worksharing construct.
630 2019-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
631 Michael Meissner <meissner@linux.ibm.com>
633 * config/rs6000/rs6000-cpus.def (OTHER_FUTURES_MASK): New #define.
635 2019-05-28 Michael Meissner <meissner@linux.ibm.com>
637 * rtl.h (LABEL_REF_P): New #define.
639 2019-05-28 John David Anglin <danglin@gcc.gnu.org>
641 * config/pa/pa.c (hppa_profile_hook): Remove offset adjustment.
643 2019-05-28 Alejandro Martinez <alejandro.martinezvicente@arm.com>
645 * internal-fn.c: Marked mask_load_direct as vectorizable.
646 * tree-data-ref.c (data_ref_compare_tree): Fixed comment typo.
647 * tree-vect-data-refs.c (can_group_stmts_p): Allow masked loads to be
648 combined even if masks different with allow_slp_p param.
649 (vect_analyze_data_ref_accesses): Mark SLP only vectorizable groups.
650 * tree-vect-loop.c (vect_dissolve_slp_only_groups): New function to
651 dissolve SLP-only vectorizable groups when SLP has been discarded.
652 (vect_analyze_loop_2): Call vect_dissolve_slp_only_groups when needed.
653 * tree-vect-slp.c (vect_get_and_check_slp_defs): Check masked loads
655 (vect_build_slp_tree_1): Fixed comment typo.
656 (vect_build_slp_tree_2): Include masks from masked loads in SLP tree.
657 * tree-vect-stmts.c (vectorizable_load): Allow vectorizaion of masked
659 * tree-vectorizer.h (_stmt_vec_info): Added flag for SLP-only
661 * tree-vectorizer.c (vec_info::new_stmt_vec_info): Likewise.
663 2019-05-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
665 * config/alpha/alpha.c [TARGET_ABI_OSF] (alpha_output_mi_thunk_osf):
666 Remove obsolete use_thunk reference.
667 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
668 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
669 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
670 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
671 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
672 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
673 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
674 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
675 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
677 2019-05-28 Nathan Sidwell <nathan@acm.org>
679 * tree.h (IDENTIFIER_ANON_P): New.
680 (anon_aggrname_format, anon_aggname_p): Don't declare.
681 (make_anon_name): Declare.
682 * lto-streamer-out.c (DFS::DFS_write_tree_body): Use IDENTIFIER_ANON_P.
683 (hash_tree): Likewise.
684 * tree-streamer-out.c (write_ts_decl_minimal_tree): Likewise.
685 * tree.c (anon_aggrname_p, anon_aggrname_format): Delete.
686 (anon_cnt, make_anon_name): New.
688 2019-05-28 Martin Liska <mliska@suse.cz>
691 * opts-global.c (decode_options): Print help for all
692 help_option_arguments.
693 * opts.c (print_help): Add new argument.
694 (common_handle_option): Remember all values into
695 help_option_arguments.
696 * opts.h (print_help): Add new argument.
698 2019-05-28 Martin Liska <mliska@suse.cz>
701 * ipa-icf-gimple.c (func_checker::compare_loops): New function.
702 * ipa-icf-gimple.h (func_checker::compare_loops): Likewise.
703 (func_checker::compare_bb): Call compare_loops.
705 2019-05-27 Jakub Jelinek <jakub@redhat.com>
707 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
708 on sections construct.
709 * omp-low.c (lower_lastprivate_conditional_clauses): Handle sections
711 (lower_omp_sections): Handle lastprivate conditional.
712 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle sections construct with
713 lastprivate_conditional_map.
714 * omp-expand.c (expand_omp_sections): Handle lastprivate conditional.
716 * omp-low.c (lower_omp_1) <case GIMPLE_ASSIGN>: Look through ordered,
717 critical, taskgroup and section regions when looking for a region
718 with non-NULL lastprivate_conditional_map.
720 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
722 * config/i386/i386.c (ix86_gen_add3): Remove indirect function.
723 (*ix86_gen_sub3): Ditto.
724 (*ix86_gen_sub3_carry): Ditto.
725 (*ix86_gen_one_cmpl2): Ditto.
726 (*ix86_gen_andsp): Ditto.
727 (ix86_init_large_pic_reg): Use gen_add2_insn instead of ix86_gen_add3.
728 (gen_and2_insn): New static function.
729 (ix86_expand_prologue): Use gen_and2_insn instead of ix86_gen_andsp.
730 Use gen_add3_insn instead of ix86_gen_add3.
731 (ix86_expand_split_stack_prologue): Use gen_add2_insn
732 instead of ix86_gen_add3.
733 (legitimize_tls_address): Use gen_add2_insn instead of ix86_gen_add3.
734 Use gen_sub3_insn instead of ix86_gen_sub3.
735 * config/i386-expand.c (ix86_split_long_move): Use gen_add2_insn
736 instead of ix86_gen_add3.
737 (ix86_expand_strlensi_unroll_1): Use gen_add2_insn instead of
738 ix86_gen_add3. Use gen_sub3_insn instead of ix86_gen_sub3.
739 (construct_plt_address): Use gen_add2_insn instead of ix86_gen_add3.
740 * config/i386/i386-options.c (ix86_option_override_internal):
741 Do not initialize ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
742 ix86_gen_one_cmpl2 and ix86_gen_andsp.
744 2019-05-27 Eric Botcazou <ebotcazou@adacore.com>
746 * dwarf2out.c (resolve_args_picking_1): Deal with DW_OP_GNU_addr_index
747 and DW_OP_GNU_const_index opcodes.
749 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
751 * config/i386/i386.h (STACK_SIZE_MODE): Define.
753 2019-05-27 Richard Biener <rguenther@suse.de>
755 PR tree-optimization/90637
756 * tree-ssa-sink.c (statement_sink_location): Honor the
757 computed sink location for single-uses.
759 2019-05-27 Richard Biener <rguenther@suse.de>
762 * match.pd (vec_perm): Avoid clobbering op0 when not generating
765 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
767 * config/i386/i386.md (@sub<mode>3_carry): Rename
768 from sub<mode>3_carry.
769 (@leave_<mode>): New expander.
770 (*leave): Rename from leave.
771 (*leave_rex64): Rename from leave_rex64.
772 (@monitorx_<mode>): Rename from monitorx_<mode>.
773 (@clzero_<mode>): Rename from clzero_<mode>.
774 * config/i386/sse.md (@sse3_monitor_<mode>): Rename
775 from sse3_monitor_<mode>.
776 * config/i386/i386.c (ix86_gen_sub3_carry): Remove indirect function.
777 (*ix86_gen_leave): Ditto.
778 (*ix86_gen_monitor): Ditto.
779 (*ix86_gen_monitorx): Ditto.
780 (*ix86_gen_clzero): Ditto.
781 (ix86_emit_leave): Use gen_leave instead of ix86_gen_leave.
782 * config/i386/i386-expand.c (ix86_expand_strlensi_unroll_1):
783 Use gen_sub3_carry instead of ix86_gen_sub3_carry.
784 (ix86_expand_builtin) <case IX86_BUILTIN_MONITOR>:
785 Use gen_sse3_monitor instead of ix86_gen_monitor.
786 <case IX86_BUILTIN_MONITORX>: Use gen_monitorx
787 instead of ix86_gen_monitorx.
788 <case IX86_BUILTIN_CLZERO>: Use gen_clzero
789 instead of ix86_gen_clzero.
790 * config/i386/i386-options.c (ix86_option_override_internal):
791 Do not initialize ix86_gen_leave, ix86_gen_sub3_carry,
792 ix86_gen_monitor, ix86_gen_monitorx and ix86_gen_clzero.
794 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
796 * config/i386/i386.md (@tls_global_dynamic_64_<mode>):
797 Rename from tls_global_dynamic_64_<mode>.
798 (@tls_local_dynamic_base_64_<mode>): Rename from
799 tls_local_dynamic_base_64_<mode>.
800 * config/i386/i386.c (*ix86_gen_tls_global_dynamic_64):
801 Remove indirect function.
802 (*ix86_gen_tls_local_dynamic_base_64): Ditto.
803 (legitimize_tls_address): Use gen_tls_global_dynamic_64 function
804 instead of ix86_gen_tls_global_dynamic_64.
805 Use gen_tls_local_dynamic_base_64 instead of
806 ix86_gen_tls_local_dynamic_base_64.
807 * config/i386/i386-options.c (ix86_option_override_internal):
808 Do not initialize ix86_gen_tls_global_dynamic_64 and
809 ix86_gen_tls_local_dynamic_base_64.
811 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
813 * config/i386/i386.md (@pro_epilogue_adjust_stack_add_<mode>)
814 Rename from pro_epilogue_adjust_stack_<mode>_add.
815 (@pro_epilogue_adjust_stack_sub_<mode>)
816 Rename from pro_epilogue_adjust_stack_<mode>_sub.
817 (@allocate_stack_worker_probe_<mode>):
818 Rename from allocate_stack_worker_probe_<mode>.
819 (allocate_stack): Use gen_allocate_stack_worker_probe.
820 (probe_stack): Use gen_probe_stack_1.
821 (@probe_stack_1_<mode>): Rename from probe_stack_<mode>.
822 (@adjust_stack_and_probe_<mode>): Rename from
823 adjust_stack_and_probe<mode>.
824 (@probe_stack_range_<mode>): Rename from probe_stack_range<mode>.
825 (stack_protect_set): Use gen_stack_protect_set_1.
826 (@stack_protect_set_1_<mode>): Rename from stack_protect_set_<mode>.
827 (stack_protect_test): Use gen_stack_protect_test_1.
828 (@stack_protect_test_1_<mode>): Rename from stack_protect_test_<mode>.
829 * config/i386/i386.c (*ix86_gen_allocate_stack_worker):
830 Remove indirect function.
831 (*ix86_gen_adjust_stack_and_probe): Ditto.
832 (*ix86_gen_probe_stack_range): Ditto.
833 (pro_epilogue_adjust_stack): Use gen_pro_epilogue_adjust_stack_add
834 instead of gen_pro_epilogue_adjust_stack_{si,di}_add.
835 (ix86_adjust_stack_and_probe_stack_clash): Use
836 gen_adjust_stack_and_probe instead of ix86_gen_adjust_stack_and_probe.
837 (ix86_adjust_stack_and_probe): Ditto.
838 (ix86_emit_probe_stack_range): Use gen_probe_stack_range instead
839 of ix86_gen_probe_stack_range.
840 (ix86_expand_prologue): Use gen_pro_epilogue_adjust_stack_sub
841 instead of gen_pro_epilogue_adjust_stack_{si,di}_sub.
842 * config/i386/x86-tune-sched.c (ix86_macro_fusion_pair_p):
843 Include insn-opinit.h. Use code_for_stack_protect_test_1 instead of
844 CODE_FOR_stack_protect_test_{si,di}.
845 * config/i386/i386-options.c (ix86_option_override_internal):
846 Do not initialize ix86_gen_allocate_stack_worker,
847 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
849 2019-05-26 Gerald Pfeifer <gerald@pfeifer.com>
851 * doc/invoke.texi (Link Options): Many editorial changes around
854 2019-05-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
856 * doc/invoke.texi (x86 Options, -mvect8-ret-in-mem): Remove
857 pre-Solaris 11 referene and most Studio compiler details.
859 2019-05-24 John David Anglin <danglin@gcc.gnu.org>
862 * config/pa/pa.c (pa_can_change_mode_class): Accept mode changes from
863 DImode to SImode in floating-point registers on 64-bit target.
864 * config/pa/pa.md (umulsidi3): Change nonimmediate_operand to
865 register_operand in xmpyu patterns.
867 2019-05-24 Jakub Jelinek <jakub@redhat.com>
869 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__CONDTEMP_.
870 * tree.h (OMP_CLAUSE_DECL): Use OMP_CLAUSE__CONDTEMP_ instead of
871 OMP_CLAUSE__REDUCTEMP_.
872 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add
873 OMP_CLAUSE__CONDTEMP_.
874 (walk_tree_1): Handle OMP_CLAUSE__CONDTEMP_.
875 * tree-pretty-print.c (dump_omp_clause): Likewise.
876 * tree-nested.c (convert_nonlocal_omp_clauses,
877 convert_local_omp_clauses): Likewise.
878 * gimplify.c (enum gimplify_omp_var_data): Use hexadecimal constants
879 instead of decimal. Add GOVD_LASTPRIVATE_CONDITIONAL.
880 (gimplify_scan_omp_clauses): Don't reject lastprivate conditional
882 (gimplify_omp_for): Warn and disable conditional modifier from
883 lastprivate on loop iterators.
884 * omp-general.h (struct omp_for_data): Add lastprivate_conditional
886 * omp-general.c (omp_extract_for_data): Initialize it.
887 * omp-low.c (struct omp_context): Add lastprivate_conditional_map
889 (delete_omp_context): Delete it.
890 (lower_lastprivate_conditional_clauses): New function.
891 (lower_lastprivate_clauses): Add BODY_P and CSTMT_LIST arguments,
892 handle lastprivate conditional clauses.
893 (lower_reduction_clauses): Add CLIST argument, emit it into
894 the critical section if any.
895 (lower_omp_sections): Adjust lower_lastprivate_clauses and
896 lower_reduction_clauses callers.
897 (lower_omp_for_lastprivate): Add CLIST argument, pass it through
898 to lower_lastprivate_clauses.
899 (lower_omp_for): Call lower_lastprivate_conditional_clauses, adjust
900 lower_omp_for_lastprivate and lower_reduction_clauses callers, emit
901 clist into a critical section if not emitted there already by
902 lower_reduction_clauses.
903 (lower_omp_taskreg, lower_omp_teams): Adjust lower_reduction_clauses
905 (lower_omp_1): Handle GIMPLE_ASSIGNs storing into lastprivate
906 conditional variables.
907 * omp-expand.c (determine_parallel_type): Punt if OMP_CLAUSE__CONDTEMP_
909 (expand_omp_for_generic, expand_omp_for_static_nochunk,
910 expand_omp_for_static_chunk): Handle lastprivate conditional.
911 (expand_omp_for): Handle fd.lastprivate_conditional like
914 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
916 * config/gcn/gcn-run.c (main): Set a non-zero return value if the
917 kernel does not exit cleanly.
918 * config/gcn/gcn.md (gcn_return): Insert s_waitcnt before s_dcache_wb.
920 2019-05-24 Jason Merrill <jason@redhat.com>
923 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
925 2019-05-24 Richard Biener <rguenther@suse.de>
928 * tree-loop-distribution.c (struct partition): Add location
930 (partition_alloc): Initialize all fields.
931 (generate_memset_builtin): Use the location recorded in the
932 partition for the generated call.
933 (generate_memcpy_builtin): Likewise.
934 (classify_partition): Record the location of a single store
935 as location for the partition.
937 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
939 * config/gcn/gcn.c (gcn_expand_prologue): Use gen_addsi3_scalar_carry
942 2019-05-24 Matthew Malcomson <matthew.malcomson@arm.com>
945 * common/config/aarch64/aarch64-common.c
946 (aarch64_rewrite_selected_cpu): Change local temporary variable
947 type from unsigned long to uint64_t.
948 * config/aarch64/aarch64-protos.h (aarch64_parse_extension,
949 aarch64_get_extension_string_for_isa_flags): Change declaration to
950 match new definition by replacing unsigned long with uint64_t.
952 2019-05-24 Jakub Jelinek <jakub@redhat.com>
955 * config/i386/x86-tune-sched.c (ix86_macro_funsion_pair_p): Call
956 gen_attr_type just once instead of 4-7 times. Formatting fixes.
957 Handle stack_protect_test_<mode> codegen similarly to corresponding
960 2019-05-23 Iain Sandoe <iain@sandoe.co.uk>
962 * config/i386/darwin.h: Reject -mfentry*.
963 * doc/sourcebuild.texi: Document mfentry target support.
965 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
967 * config/rs6000/rs6000.c (rs6000_global_entry_point_needed_p):
968 Rename to rs6000_global_entry_point_prologue_needed_p. Return
969 false for PC-relative functions.
970 (rs6000_output_function_prologue): Change called function name to
971 rs6000_global_entry_point_prologue_needed_p. Emit ".localentry
972 name,1" for PC-relative functions.
973 (rs6000_elf_declare_function_name): Change called function name to
974 rs6000_global_entry_point_prologue_needed_p.
976 2019-05-23 Uroš Bizjak <ubizjak@gmail.com>
979 * config/i386/i386.c (gen_rtx_cost):
980 Use ix86_tune_cost instead of ix86_cost.
982 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
983 Michael Meissner <meissner@linux.ibm.com>
984 Segher Boessenkool <segher@kernel.crashing.org>
986 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): Add
988 (POWERPC_MASKS): Add OPTION_MASK_PCREL.
989 * config/rs6000/rs6000-protos.h (rs6000_pcrel_p): New prototype.
990 (rs6000_fndecl_pcrel_p): Likewise.
991 * config/rs6000/rs6000.c (rs6000_option_override_internal): Report
992 error if -mpcrel is requested without -mcpu=future.
993 (rs6000_opt_masks): Add entry for pcrel.
994 (rs6000_fndecl_pcrel_p): New function.
995 (rs6000_pcrel_p): Likewise.
996 * config/rs6000/rs6000.opt (mpcrel): New option.
997 * doc/invoke.texi: Document -mpcrel and -mno-pcrel.
999 2019-05-23 Jan Hubicka <jh@suse.cz>
1000 Martin Liska <mliska@suse.cz>
1002 PR tree-optimization/90576
1003 * tree-ssa-alias.c (compare_sizes): Remove dead calls to
1005 (aliasing_component_refs_p): Fix three way size compare conditional;
1006 give up earlier in case we can not decide on equivalence.
1008 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1009 Michael Meissner <meissner@linux.ibm.com>
1010 Segher Boessenkool <segher@kernel.crashing.org>
1012 * config.gcc: Add future cpu.
1013 * config/rs6000/driver-rs6000.c (asm_names): Add future cpu.
1014 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): New
1016 (POWERPC_MASKS): Add OPTION_MASK_FUTURE.
1017 (RS6000_CPU): New instantiation for future cpu.
1018 * config/rs6000/rs6000-opts.h (enum processor_type): Add
1020 * config/rs6000/rs6000-string.c (expand_compare_loop): Treat
1021 PROCESSOR_FUTURE like PROCESSOR_POWER9 for now.
1022 * config/rs6000/rs6000-tables.opt: Regenerate.
1023 * config/rs6000/rs6000.c (rs6000_option_override_internal): Treat
1024 PROCESSOR_FUTURE similarly to PROCESSOR_POWER9 for now.
1025 (rs6000_machine_from_flags): Handle future cpu.
1026 (rs6000_reassociation_width): Treat PROCESSOR_FUTURE like
1027 PROCESSOR_POWER9 for now.
1028 (rs6000_adjust_cost): Likewise.
1029 (rs6000_issue_rate): Likewise.
1030 (rs6000_register_move_cost): Likewise.
1031 (rs6000_opt_masks): Add entry for future.
1032 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add future cpu.
1033 (MASK_FUTURE): New #define.
1034 * config/rs6000/rs6000.md (define_attr "cpu"): Add future cpu.
1035 * config/rs6000/rs6000.opt (mfuture): New target option.
1036 * doc/invoke.texi (mcpu): Add future cpu.
1038 2019-05-23 Martin Liska <mliska@suse.cz>
1041 * tree-ssa-uninit.c (value_sat_pred_p): The result of &
1042 operation points to a temporary (pointed via tree_to_wide_ref)
1043 that is out of scope after the &.
1045 2019-05-23 Jonathan Wakely <jwakely@redhat.com>
1048 * doc/extend.texi (Function Names): Add missing word.
1050 2019-05-23 Richard Biener <rguenther@suse.de>
1052 PR tree-optimization/88440
1053 * opts.c (default_options_table): Enable -ftree-loop-distribute-patterns
1055 * tree-loop-distribution.c (generate_memset_builtin): Fold the
1057 (generate_memcpy_builtin): Likewise.
1058 (distribute_loop): Pass in whether to only distribute patterns.
1059 (prepare_perfect_loop_nest): Also allow size optimization.
1060 (pass_loop_distribution::execute): When optimizing a loop
1061 nest for size allow pattern replacement.
1063 2019-05-23 Jakub Jelinek <jakub@redhat.com>
1066 * config/i386/i386.md (stack_protect_test_<mode>): Use sub instead
1069 2019-05-23 Martin Liska <mliska@suse.cz>
1072 * gimplify.c (gimplify_target_expr): Skip TREE_STATIC target
1073 expression similarly to gimplify_decl_expr.
1075 2019-05-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1077 * cse.c (cse_dump_path): s/dump_file/f.
1079 2019-05-22 David Malcolm <dmalcolm@redhat.com>
1082 * diagnostic-format-json.cc: Include "selftest.h".
1083 (json_from_expanded_location): Only add "file" key for non-NULL
1085 (json_from_location_range): Don't add "start" and "finish"
1086 children if they are UNKNOWN_LOCATION.
1087 (selftest::test_unknown_location): New selftest.
1088 (selftest::test_bad_endpoints): New selftest.
1089 (selftest::diagnostic_format_json_cc_tests): New function.
1090 * json.cc (json::object::get): New function.
1091 (selftest::test_object_get): New selftest.
1092 (selftest::json_cc_tests): Call it.
1093 * json.h (json::object::get): New decl.
1094 * selftest-run-tests.c (selftest::run_tests): Call
1095 selftest::diagnostic_format_json_cc_tests.
1096 * selftest.h (selftest::diagnostic_format_json_cc_tests): New
1099 2019-05-22 Kwok Cheung Yeung <kcy@codesourcery.com>
1100 Andrew Stubbs <amd@codesourcery.com>
1102 * config.gcc (gcc_cv_initfini_array): Set for AMD GCN.
1103 * config/gcn/gcn-run.c (init_array_kernel, fini_array_kernel): New.
1104 (kernel): Rename to...
1105 (main_kernel): ... this.
1106 (load_image): Load _init_array and _fini_array kernels.
1107 (run): Add argument for kernel to run.
1108 (main): Run init_array_kernel before main_kernel, and
1109 fini_array_kernel after.
1110 * config/gcn/gcn.c (gcn_handle_amdgpu_hsa_kernel_attribute): Allow
1111 amdgpu_hsa_kernel attribute on functions.
1112 (gcn_disable_constructors): Delete.
1113 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): Delete.
1114 * config/gcn/crt0.c (size_t): Define.
1115 (_init_array, _fini_array): New.
1116 (__preinit_array_start, __preinit_array_end,
1117 __init_array_start, __init_array_end,
1118 __fini_array_start, __fini_array_end): Declare weak references.
1120 2019-05-22 Andrew Stubbs <ams@codesourcery.com>
1122 * config/gcn/gcn.c (gcn_trampoline_init): Call "sorry" on GCN5.
1124 2019-05-22 Jason Merrill <jason@redhat.com>
1126 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
1128 2019-05-22 H.J. Lu <hongjiu.lu@intel.com>
1131 * config/i386/i386-options.c (ix86_init_machine_status): Set
1132 stack_frame_required to true.
1133 * config/i386/i386.c (ix86_get_frame_size): New function.
1134 (ix86_frame_pointer_required): Replace get_frame_size with
1135 ix86_get_frame_size.
1136 (ix86_compute_frame_layout): Likewise.
1137 (ix86_find_max_used_stack_alignment): Changed to void. Set
1138 stack_frame_required.
1139 (ix86_finalize_stack_frame_flags): Always call
1140 ix86_find_max_used_stack_alignment. Replace get_frame_size with
1141 ix86_get_frame_size.
1142 * config/i386/i386.h (machine_function): Add stack_frame_required.
1144 2019-05-22 Uroš Bizjak <ubizjak@gmail.com>
1146 * config/i386/sse.md (sse_cvtpi2ps): Use TARGET_MMX in insn condition.
1148 2019-05-22 Matthew Malcomson <matthew.malcomson@arm.com>
1150 * common/config/aarch64/aarch64-common.c
1151 (struct aarch64_option_extension, struct processor_name_to_arch,
1152 struct arch_to_arch_name, aarch64_parse_extension, opt_ext_cmp,
1153 aarch64_contains_opt,
1154 aarch64_get_extension_string_for_isa_flags): Change type of
1155 variables storing flags to uint64_t.
1156 * config/aarch64/aarch64-option-extensions.def (sve2, sve2-sm4,
1157 sve2-aes, sve2-sha3, bitperm): New optional SVE2 extension flags.
1158 * config/aarch64/aarch64.c (struct processor,
1159 aarch64_parse_arch, aarch64_parse_cpu, aarch64_validate_mcpu,
1160 aarch64_validate_march, aarch64_override_options,
1161 aarch64_option_print, aarch64_handle_attr_isa_flags,
1162 aarch64_declare_function_name, aarch64_start_file): Make flag
1164 * config/aarch64/aarch64.h (AARCH64_FL_SVE2, AARCH64_FL_SVE2_AES,
1165 AARCH64_FL_SVE2_SM4, AARCH64_FL_SVE2_SHA3,
1166 AARCH64_FL_SVE2_BITPERM): New macro feature flags.
1167 * config/aarch64/aarch64.opt (aarch64_isa_flags): Make uint64_t.
1168 * config/aarch64/driver-aarch64.c
1169 (struct aarch64_arch_extension, struct aarch64_core_data,
1170 struct aarch64_arch_driver_info, host_detect_local_cpu): Make
1171 flag variables uint64_t.
1172 * doc/invoke.texi: Add documentation for new arguments.
1174 2019-05-22 Richard Biener <rguenther@suse.de>
1176 * alias.c (ao_ref_from_mem): Move stack-slot sharing
1178 * emit-rtl.c (set_mem_attributes_minus_bitpos): ... here.
1180 2019-05-22 Martin Liska <mliska@suse.cz>
1183 * doc/extend.texi: Document the change.
1185 2019-05-22 Richard Biener <rguenther@suse.de>
1187 PR tree-optimization/90450
1188 * tree-ssa-loop-im.c (struct im_mem_ref): Add ref_decomposed.
1189 (mem_ref_hasher::equal): Check it.
1190 (mem_ref_alloc): Initialize it.
1191 (gather_mem_refs_stmt): Set it.
1193 2019-05-22 Richard Biener <rguenther@suse.de>
1195 * gimple-fold.c (arith_code_with_undefined_signed_overflow):
1197 (rewrite_to_defined_overflow): Handle rewriting ABS_EXPR
1200 2019-05-22 Alan Modra <amodra@gmail.com>
1202 * config/rs6000/rs6000.h (ASM_OPT_ANY): Define.
1203 (ASM_CPU_SPEC): Conditionally add -many.
1204 * config/rs6000/rs6000.c (rs6000_machine): New static var.
1205 (rs6000_machine_from_flags, emit_asm_machine): New functions..
1206 (rs6000_file_start): ..extracted from here, and modified to
1208 (rs6000_output_function_prologue): Emit .machine as necessary.
1209 * testsuite/gcc.target/powerpc/ppc32-abi-dfp-1.c: Don't use
1211 * testsuite/gcc.dg/vect/O3-pr70130.c: Disable default options
1212 added by check_vect_support_and_set_flags.
1213 * testsuite/gcc.dg/vect/pr48765.c: Likewise.
1214 * testsuite/gfortran.dg/vect/pr45714-b.f: Likewise.
1216 2019-05-22 Hans-Peter Nilsson <hp@axis.com>
1219 * ira-lives.c (process_bb_node_lives): Consider defs
1220 for a call insn to be die before the call, not after.
1222 * function.c (assign_parm_setup_block): Raise alignment of
1223 stacked parameter only for STRICT_ALIGNMENT targets.
1225 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1227 * config/rs6000/constraints.md (define_register_constraint "wz"):
1229 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1230 RS6000_CONSTRAINT_wz.
1231 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1232 (rs6000_init_hard_regno_mode_ok): Adjust.
1233 * config/rs6000/rs6000.md: Replace "wz" constraint by "d" with "p7".
1234 * doc/md.texi (Machine Constraints): Adjust.
1236 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1238 * config/rs6000/constraints.md (define_register_constraint "wl"):
1240 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1241 RS6000_CONSTRAINT_wl.
1242 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1243 (rs6000_init_hard_regno_mode_ok): Adjust.
1244 * config/rs6000/rs6000.md: Replace "wl" constraint by "d" with "p6".
1245 * doc/md.texi (Machine Constraints): Adjust.
1247 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1249 * config/rs6000/constraints.md (define_register_constraint "wm"):
1251 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1252 RS6000_CONSTRAINT_wm.
1253 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1254 (rs6000_init_hard_regno_mode_ok): Adjust.
1255 * config/rs6000/vsx.md: Replace "wm" constraint by "wa" with "p8v".
1256 * doc/md.texi (Machine Constraints): Adjust.
1258 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1260 * config/rs6000/constraints.md (define_register_constraint "wk"):
1262 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1263 RS6000_CONSTRAINT_wk.
1264 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1265 (rs6000_init_hard_regno_mode_ok): Adjust.
1266 * config/rs6000/rs6000.md: Replace "wk" constraint by "ws" with "p8v".
1267 * doc/md.texi (Machine Constraints): Adjust.
1269 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1271 * config/rs6000/constraints.md (define_register_constraint "wj"):
1273 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1274 RS6000_CONSTRAINT_wj.
1275 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1276 (rs6000_init_hard_regno_mode_ok): Adjust.
1277 * config/rs6000/rs6000.md: Replace "wj" constraint by "wi" with "p8v".
1279 * config/rs6000/vsx.md: Ditto.
1280 * doc/md.texi (Machine Constraints): Adjust.
1282 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1284 * config/rs6000/constraints.md (define_register_constraint "wh"):
1286 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1287 RS6000_CONSTRAINT_wh.
1288 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1289 (rs6000_init_hard_regno_mode_ok): Adjust.
1290 * config/rs6000/rs6000.md: Replace "wh" constraint by "wa" with "p8v".
1291 * doc/md.texi (Machine Constraints): Adjust.
1293 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
1296 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
1297 Avoid calling gen_lowpart with CONST operand.
1299 2019-05-21 Alexandre Oliva <aoliva@redhat.com>
1301 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add
1302 field template_last_to_copy.
1303 (ssa_create_duplicates): Set it, and use it. Attempt to
1304 preserve more debug stmts.
1306 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
1308 * config/i386/sse.md (VF1_AVX2): New mode iterator.
1309 (signbit<mode>2): New expander
1311 2019-05-21 James Clarke <jrtc27@jrtc27.com>
1314 * dwarf2out.c (dwarf2out_inline_entry): Use ASM_OUTPUT_DEBUG_LABEL
1315 instead of ASM_GENERATE_INTERNAL_LABEL and ASM_OUTPUT_LABEL.
1317 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
1319 * config/i386/cpuid.h (__cpuid): For 32bit targets, zero
1320 %ebx and %ecx bafore calling cpuid with leaf 1 or
1321 non-constant leaf argument.
1323 2019-05-21 Alan Modra <amodra@gmail.com>
1326 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase
1327 power9 direct move cost.
1328 * testsuite/gcc.target/powerpc/fold-vec-splats-floatdouble.c:
1329 Correct comments and rename functions to suit parameters.
1331 2019-05-21 Richard Biener <rguenther@suse.de>
1334 * fold-const.c (fold_read_from_vector): New function.
1335 * fold-const.h (fold_read_from_vector): Declare.
1336 * match.pd (VEC_PERM_EXPR): Build BIT_INSERT_EXPRs for
1337 single-element insert permutations. Canonicalize selector
1338 further and fix issue with last commit.
1340 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
1342 * tree-cfg.h (split_critical_edges): Add for_edge_insertion_p
1343 parameter with default value false to declaration.
1344 (split_edges_for_insertion): New inline function. Wrapper for
1345 split_critical_edges with for_edge_insertion_p = true.
1346 * tree-cfg.c (split_critical_edges): Don't split non-critical
1347 edges if for_edge_insertion_p is false. Fix whitespace.
1348 * tree-ssa-pre.c (pass_pre::execute): Call
1349 split_edges_for_insertion instead of split_critical_edges.
1350 * gcc/tree-ssa-tail-merge.c (tail_merge_optimize): Ditto.
1351 * gcc/tree-ssa-sink.c (pass_sink_code::execute): Ditto.
1352 (pass_data_sink_code): Update function name in the comment.
1354 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
1356 * tree-ssa-uninit.c (value_sat_pred_p): This new function is a wrapper
1357 around is_value_included_in that knows how to handle BIT_AND_EXPR.
1358 (is_pred_expr_subset_of): Use the new function. Handle more cases where
1359 code1 == EQ_EXPR and where code1 == BIT_AND_EXPR and thus fix some false
1362 2019-05-21 Martin Liska <mliska@suse.cz>
1364 * config/rs6000/driver-rs6000.c (elf_platform): Do not use
1366 * config/rs6000/rs6000-c.c (rs6000_pragma_longcal): Wrap pragma in %<%>.
1367 (altivec_resolve_overloaded_builtin): Likewise for vec_lvsl and
1369 * config/rs6000/rs6000.c (rs6000_option_override_internal):
1371 (rs6000_function_arg): Likewise.
1372 (rs6000_expand_set_fpscr_drn_builtin): Remove trailing dot.
1373 (rs6000_expand_ternop_builtin): Use interval syntax.
1374 (get_element_number): Likewise.
1375 (altivec_expand_builtin): Likewise.
1376 (rs6000_get_function_versions_dispatcher): Quote target_clones.
1380 2019-05-20 Jakub Jelinek <jakub@redhat.com>
1384 * function.h (struct function): Add calls_eh_return member.
1385 * gimplify.c (gimplify_call_expr): Set cfun->calls_eh_return when
1386 gimplifying __builtin_eh_return call.
1387 * tree-inline.c (initialize_cfun): Copy calls_eh_return from src_cfun
1389 (expand_call_inline): Or in src_cfun->calls_eh_return into
1390 dst_cfun->calls_eh_return.
1391 * tree-tailcall.c (suitable_for_tail_call_opt_p): Return false if
1392 cfun->calls_eh_return.
1393 * lto-streamer-in.c (input_struct_function_base): Read calls_eh_return.
1394 * lto-streamer-out.c (output_struct_function_base): Write
1397 2019-05-20 Marc Glisse <marc.glisse@inria.fr>
1399 PR rtl-optimization/43147
1400 * config/i386/i386.c (ix86_gimple_fold_builtin): Handle
1401 IX86_BUILTIN_SHUFPD.
1403 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
1405 * tree-ssa-alias.c (refs_may_alias_p_2): Break out from ...
1406 (refs_may_alias_p_1): ... here; update stats.
1407 (refs_may_alias_p): Do not update stats here.
1409 2019-05-20 Richard Biener <rguenther@suse.de>
1411 * tree-ssa-structalias.c (find_func_aliases): POINTER_DIFF_EXPR
1412 doesn't produce pointers.
1413 {TRUNC,CEIL,FLOOR,ROUND,EXACT}_{DIV,MOD}_EXPR points to what
1414 the first operand points to.
1416 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
1418 * tree-ssa-alias.c (compare_sizes): New function.
1419 (sompare_type_sizes): New function
1420 (aliasing_component_refs_p): Use it.
1421 (indirect_ref_may_alias_decl_p): Likewise.
1423 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1425 * config/i386/sol2.h (CC1_SPEC): Reject -mx32.
1427 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1429 * config/sol2.h (LIBTSAN_EARLY_SPEC): Remove : after %e.
1430 (LIBLSAN_EARLY_SPEC): Likewise.
1431 * config/i386/sol2.h (ASAN_REJECT_SPEC): Likewise.
1433 2019-05-20 Martin Liska <mliska@suse.cz>
1435 * config/i386/i386.c (ix86_libc_has_fast_function):
1436 Add ATTRIBUTE_UNUSED for the argument.
1438 2019-05-20 Richard Biener <rguenther@suse.de>
1440 * gimple-match-head.c: Include vec-perm-indices.h.
1441 * generic-match-head.c: Likewise.
1442 * fold-const.h (fold_vec_perm): Declare when vec-perm-indices.h
1444 * fold-const.c (fold_vec_perm): Export.
1445 (fold_ternary_loc): Move non-constant folding of VEC_PERM_EXPR...
1446 (match.pd): ...here.
1448 2019-05-20 Jakub Jelinek <jakub@redhat.com>
1450 * cfgloop.h (struct loop): Add simdlen member.
1451 * cfgloopmanip.c (copy_loop_info): Copy simdlen as well.
1452 * omp-expand.c (expand_omp_simd): Set it if simdlen clause is present.
1453 * tree-vect-loop.c (vect_analyze_loop): Pass loop->simdlen != 0
1454 as new argument to autovectorize_vector_sizes target hook. If
1455 loop->simdlen, pick up vector size where the vectorization factor
1456 is equal to loop->simd, and if there is none, fall back to the first
1458 (vect_transform_loop): Adjust autovectorize_vector_sizes target hook
1460 * omp-low.c (omp_clause_aligned_alignment): Likewise.
1461 * omp-general.c (omp_max_vf): Likewise.
1462 * optabs-query.c (can_vec_mask_load_store_p): Likewise.
1463 * tree-vect-slp.c (vect_slp_bb): Likewise.
1464 * target.def (autovectorize_vector_sizes): Add ALL argument and
1466 * doc/tm.texi: Adjust documentation.
1467 * targhooks.c (default_autovectorize_vector_sizes): Add bool argument.
1468 * targhooks.h (default_autovectorize_vector_sizes): Likewise.
1469 * config/aarch64/aarch64.c (aarch64_autovectorize_vector_sizes): Add
1471 * config/arc/arc.c (arc_autovectorize_vector_sizes): Likewise.
1472 * config/arm/arm.c (arm_autovectorize_vector_sizes): Likewise.
1473 * config/mips/mips.c (mips_autovectorize_vector_sizes): Likewise.
1474 * config/i386/i386.c (ix86_autovectorize_vector_sizes): Likewise. If
1475 true and TARGET_AVX512F or TARGET_AVX, push 3 or 2 sizes even if
1476 preferred vector size is not 512-bit or 256-bit, just put those
1477 unpreferred ones last.
1479 2019-05-20 Martin Liska <mliska@suse.cz>
1481 * targhooks.c (default_libc_has_fast_function): New function.
1482 * targhooks.h (default_libc_has_fast_function): Likewise.
1484 2019-05-20 Martin Liska <mliska@suse.cz>
1487 * builtins.c (expand_builtin_memory_copy_args): When having a
1488 target with fast mempcpy implementation do now use memcpy.
1489 * config/i386/i386.c (ix86_libc_has_fast_function): New.
1490 (TARGET_LIBC_HAS_FAST_FUNCTION): Likewise.
1491 * doc/tm.texi: Likewise.
1492 * doc/tm.texi.in: Likewise.
1494 * expr.c (emit_block_move_hints): Add 2 new arguments.
1495 * expr.h (emit_block_move_hints): Bail out when libcall
1496 to memcpy would be used.
1498 2019-05-20 Martin Liska <mliska@suse.cz>
1500 * profile-count.c: Add vertical spacing in order
1501 to separate functions.
1502 * profile-count.h: Likewise.
1504 2019-05-20 Martin Liska <mliska@suse.cz>
1506 * profile-count.h: Do not use full qualified
1508 * profile-count.c (profile_count::to_frequency): Likewise.
1510 2019-05-20 Martin Liska <mliska@suse.cz>
1512 * profile-count.h (enum profile_quality): Use capital letters
1513 for enum value names. Use the adjusted names.
1514 * profile-count.c: Use the adjusted names.
1516 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1518 * config/rs6000/constraints.md (define_register_constraint "wH"):
1520 (define_register_constraint "wI"): Delete.
1521 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1522 RS6000_CONSTRAINT_wH and RS6000_CONSTRAINT_wI.
1523 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1524 (rs6000_init_hard_regno_mode_ok): Adjust.
1525 * config/rs6000/rs6000.md: Replace "wH" and "wI" constraints by "v"
1526 resp. "d", or with "wa" as appropriate, all with "p8v".
1527 * config/rs6000/vsx.md: Ditto.
1528 * doc/md.texi (Machine Constraints): Adjust.
1530 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1532 * config/rs6000/constraints.md (define_register_constraint "wy"):
1534 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1535 RS6000_CONSTRAINT_wy.
1536 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1537 (rs6000_init_hard_regno_mode_ok): Adjust.
1538 * config/rs6000/rs6000.md: Replace "wy" constraint by "wa" with "p8v".
1539 Use "<Fisa>" as "isa" in all alternatives that use "<Fv2>".
1540 (define_mode_attr Fisa): New.
1541 * config/rs6000/vsx.md: Replace "wy" constraint by "wa" with "p8v".
1542 * doc/md.texi (Machine Constraints): Adjust.
1544 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1546 * config/rs6000/constraints.md (define_register_constraint "wu"):
1548 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1549 RS6000_CONSTRAINT_wu.
1550 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1551 (rs6000_init_hard_regno_mode_ok): Adjust.
1552 * config/rs6000/rs6000.md: Replace "wu" constraint by "v" or "wa",
1554 (define_mode_attr Fa): Delete.
1555 * config/rs6000/vsx.md: Ditto.
1556 * doc/md.texi (Machine Constraints): Adjust.
1558 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1560 * config/rs6000/constraints.md (define_register_constraint "wJ"):
1562 (define_register_constraint "wK"): Delete.
1563 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1564 RS6000_CONSTRAINT_wJ and RS6000_CONSTRAINT_wK.
1565 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1566 (rs6000_init_hard_regno_mode_ok): Adjust.
1567 * config/rs6000/rs6000.md: Replace "wJ" constraint by "wI" with "p9v".
1568 Replace "wK" constraint by "wH" with "p9v".
1569 * config/rs6000/vsx.md: Ditto.
1570 * doc/md.texi (Machine Constraints): Adjust.
1572 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1574 * config/rs6000/constraints.md (define_register_constraint "wb"):
1576 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1577 RS6000_CONSTRAINT_wb.
1578 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1579 (rs6000_init_hard_regno_mode_ok): Adjust.
1580 * config/rs6000/rs6000.md: Replace "wb" constraint by "v" with "p9v".
1581 * config/rs6000/vsx.md: Ditto.
1582 * doc/md.texi (Machine Constraints): Adjust.
1584 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1586 * config/rs6000/constraints.md (define_register_constraint "wo"):
1588 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1589 RS6000_CONSTRAINT_wo.
1590 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1591 (rs6000_init_hard_regno_mode_ok): Adjust.
1592 * config/rs6000/rs6000.md: Replace "wo" constraint by "wa" with "p9v".
1593 * config/rs6000/altivec.md: Ditto.
1594 * doc/md.texi (Machine Constraints): Adjust.
1596 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
1598 * config/darwin-c.c (darwin_register_objc_includes): Do not
1599 prepend the sysroot when building gnu-runtime header search
1602 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
1604 * config/darwin.c (darwin_file_end): Use switch_to_section ()
1605 instead of direct output of the asm.
1607 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
1609 * config/rs6000/rs6000.c (restore_saved_cr): Change a boolean
1610 argument to be type bool (was int before).
1611 (rs6000_emit_epilogue): Simplify some code. Declare some variables
1612 at first use. Use type bool for some variables. Fix a theoretical
1613 eh_return bug for svr4.
1615 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
1617 * config/rs6000/rs6000.md (isa): New attribute.
1618 (enabled): New attribute.
1620 2019-05-17 Max Filippov <jcmvbkbc@gmail.com>
1622 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Call
1623 assemble_start_function and assemble_end_function.
1625 2019-05-17 Thomas Schwinge <thomas@codesourcery.com>
1628 * omp-general.c (oacc_verify_routine_clauses): Change formal
1629 parameters. Add checking if already marked with an OpenACC
1630 'routine' directive. Adjust all users.
1633 * omp-general.c (oacc_build_routine_dims): Move some of its
1635 (oacc_verify_routine_clauses): ... this new function.
1636 * omp-general.h (oacc_verify_routine_clauses): New prototype.
1638 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
1640 * config/rs6000/rs6000.c (machopic_output_stub): Adjust the
1641 formating of picbase labels to match other ports.
1643 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
1645 * config/rs6000/rs6000.c (macho_branch_islands): Fix bad indent
1646 in the generated code.
1648 2019-05-16 Martin Sebor <msebor@redhat.com>
1650 * builtins.c (expand_builtin_atomic_always_lock_free): Quote
1651 identifiers, keywords, operators, and types in diagnostics. Correct
1652 quoting, spelling, and sentence capitalization issues.
1653 (expand_builtin_atomic_is_lock_free): Same.
1654 (fold_builtin_next_arg): Same.
1655 * cfgexpand.c (expand_one_var): Same.
1656 (tree_conflicts_with_clobbers_p): Same.
1657 (expand_asm_stmt): Same.
1658 (verify_loop_structure): Same.
1659 * cgraphunit.c (process_function_and_variable_attributes): Same.
1660 * collect-utils.c (collect_execute): Same.
1661 * collect2.c (maybe_run_lto_and_relink): Same.
1662 (is_lto_object_file): Same.
1663 (scan_prog_file): Same.
1664 * convert.c (convert_to_real_1): Same.
1665 * dwarf2out.c (dwarf2out_begin_prologue): Same.
1666 * except.c (verify_eh_tree): Same.
1667 * gcc.c (execute): Same.
1668 (eval_spec_function): Same.
1669 (run_attempt): Same.
1670 (driver::set_up_specs): Same.
1671 (compare_debug_auxbase_opt_spec_function): Same.
1672 * gcov-tool.c (unlink_gcda_file): Same.
1675 * gcse.c (gcse_or_cprop_is_too_expensive): Same.
1676 * gimplify.c (gimplify_asm_expr): Same.
1677 (gimplify_adjust_omp_clauses): Same.
1678 * hsa-gen.c (gen_hsa_addr_insns): Same.
1679 (gen_hsa_insns_for_load): Same.
1680 (gen_hsa_cmp_insn_from_gimple): Same.
1681 (gen_hsa_insns_for_operation_assignment): Same.
1682 (gen_get_level): Same.
1683 (gen_hsa_alloca): Same.
1684 (omp_simple_builtin::generate): Same.
1685 (gen_hsa_atomic_for_builtin): Same.
1686 (gen_hsa_insns_for_call): Same.
1687 * input.c (dump_location_info): Same.
1688 * ipa-devirt.c (compare_virtual_tables): Same.
1689 * ira.c (ira_setup_eliminable_regset): Same.
1690 * lra-assigns.c (lra_assign): Same.
1691 * lra-constraints.c (lra_constraints): Same.
1692 * lto-streamer-in.c (lto_input_mode_table): Same.
1693 * lto-wrapper.c (get_options_from_collect_gcc_options): Same.
1694 (merge_and_complain): Same.
1695 (compile_offload_image): Same.
1696 (compile_images_for_offload_targets): Same.
1697 (debug_objcopy): Same.
1700 * opts.c (print_specific_help): Same.
1701 (parse_no_sanitize_attribute): Same.
1703 (handle_param): Same.
1704 * plugin.c (add_new_plugin): Same.
1705 (parse_plugin_arg_opt): Same.
1706 (try_init_one_plugin): Same.
1707 * print-rtl.c (debug_bb_n_slim): Quote identifiers, keywords,
1708 operators, and types in diagnostics. Correct quoting and spelling
1710 * read-rtl-function.c (parse_edge_flag_token): Same.
1711 (function_reader::parse_enum_value): Same.
1712 * reg-stack.c (check_asm_stack_operands): Same.
1713 * regcprop.c (validate_value_data): Same.
1714 * sched-rgn.c (make_pass_sched_fusion): Same.
1715 * stmt.c (check_unique_operand_names): Same.
1716 * targhooks.c (default_target_option_pragma_parse): Same.
1717 * tlink.c (recompile_files): Same.
1718 * toplev.c (process_options): Same.
1720 * trans-mem.c (diagnose_tm_1): Same.
1721 (ipa_tm_scan_irr_block): Same.
1722 (ipa_tm_diagnose_transaction): Same.
1723 * tree-cfg.c (verify_address): Same. Use get_tree_code_name to
1724 format a tree code name in a diagnostic.
1725 (verify_types_in_gimple_min_lval): Same.
1726 (verify_types_in_gimple_reference): Same.
1727 (verify_gimple_call): Same.
1728 (verify_gimple_assign_unary): Same.
1729 (verify_gimple_assign_binary): Same.
1730 (verify_gimple_assign_ternary): Same.
1731 (verify_gimple_assign_single): Same.
1732 (verify_gimple_switch): Same.
1733 (verify_gimple_label): Same.
1734 (verify_gimple_phi): Same.
1735 (verify_gimple_in_seq): Same.
1736 (verify_eh_throw_stmt_node): Same.
1737 (collect_subblocks): Same.
1738 (gimple_verify_flow_info): Same.
1739 (do_warn_unused_result): Same.
1740 * tree-inline.c (expand_call_inline): Same.
1741 * tree-into-ssa.c (update_ssa): Same.
1742 * tree.c (tree_int_cst_elt_check_failed): Same.
1743 (tree_vec_elt_check_failed): Same.
1744 (omp_clause_operand_check_failed): Same.
1745 (verify_type_variant): Same.
1746 (verify_type): Same.
1747 * value-prof.c (verify_histograms): Same.
1748 * varasm.c (assemble_start_function): Same.
1750 2019-05-16 Martin Sebor <msebor@redhat.com>
1752 * config/i386/i386-expand.c (get_element_number): Quote keywords
1753 and other internal names in diagnostics. Adjust other diagnostic
1754 formatting issues noted by -Wformat-diag.
1755 * config/i386/i386-features.c
1756 (ix86_mangle_function_version_assembler_name): Same.
1757 * config/i386/i386-options.c (ix86_handle_abi_attribute): Same.
1758 * config/i386/i386.c (ix86_function_type_abi): Same.
1759 (ix86_function_ms_hook_prologue): Same.
1760 (classify_argument): Same.
1761 (ix86_expand_prologue): Same.
1762 (ix86_md_asm_adjust): Same.
1763 (ix86_memmodel_check): Same.
1765 2019-05-17 Dragan Mladjenovic <dmladjenovic@wavecomp.com>
1767 * config/mips/mips.c (mips_dwarf_frame_reg_mode): Replace
1768 TARGET_FLOAT64 with !TARGET_FLOAT32, thus handling both fp64
1771 2019-05-17 H.J. Lu <hongjiu.lu@intel.com>
1774 * config/i386/i386-expand.c (ix86_expand_builtin): Enable MMX
1775 intrinsics without SSE/SSE2/SSSE3.
1776 * config/i386/mmx.md (mmx_uavgv8qi3): Restore TARGET_3DNOW
1778 (*mmx_uavgv8qi3): Likewise.
1780 2019-05-17 Richard Biener <rguenther@suse.de>
1782 * gimple-pretty-print.c (dump_ternary_rhs): Handle dumping
1783 VEC_PERM_EXPR as __VEC_PERM with -gimple.
1785 2019-05-17 Andreas Krebbel <krebbel@linux.ibm.com>
1787 * config/s390/s390-builtins.def (s390_vec_sldw_*): Use the
1788 vec_sldw insn pattern.
1790 2019-05-17 Richard Biener <rguenther@suse.de>
1792 * ccmp.c (expand_ccmp_expr_1): Do not use gimple_assign_rhs_to_tree.
1794 2019-05-17 Martin Liska <mliska@suse.cz>
1797 * toplev.c (output_stack_usage): With LTO and sanitizer it
1798 happens that a global ctor (_GLOBAL__sub_I_00099_0_main)
1799 has no file location.
1801 2019-05-16 Jakub Jelinek <jakub@redhat.com>
1804 * tree-ssa-scopedtables.c (equal_mem_array_ref_p): Don't assert that
1805 sz0 is equal to sz1, instead return false in that case.
1807 * omp-low.c (lower_rec_input_clauses): If OMP_CLAUSE_IF
1808 has non-constant expression, force sctx.lane and use two
1809 argument IFN_GOMP_SIMD_LANE instead of single argument.
1810 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't DCE
1811 two argument IFN_GOMP_SIMD_LANE without lhs.
1812 * tree-vectorizer.h (struct _loop_vec_info): Add simd_if_cond
1814 (LOOP_VINFO_SIMD_IF_COND, LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND):
1816 (LOOP_REQUIRES_VERSIONING): Or in
1817 LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND.
1818 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize
1820 (vect_analyze_loop_2): Punt if LOOP_VINFO_SIMD_IF_COND is constant 0.
1821 * tree-vect-loop-manip.c (vect_loop_versioning): Add runtime check
1822 from simd if clause if needed.
1824 2019-05-16 Richard Biener <rguenther@suse.de>
1826 * tree-affine.c (expr_to_aff_combination): New function split
1828 (tree_to_aff_combination): ... here.
1829 (aff_combination_expand): Avoid building a GENERIC tree.
1831 2019-05-16 Max Filippov <jcmvbkbc@gmail.com>
1833 * cgraphunit.c (cgraph_node::expand_thunk): Remove
1834 assemble_start_function and assemble_end_function calls.
1835 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Call
1836 assemble_start_function and assemble_end_function.
1837 * config/arc/arc.c (arc_output_mi_thunk): Likewise.
1838 * config/arm/arm.c (arm_output_mi_thunk): Likewise.
1839 * config/bfin/bfin.c (bfin_output_mi_thunk): Likewise.
1840 * config/c6x/c6x.c (c6x_output_mi_thunk): Likewise.
1841 * config/cris/cris.c (cris_asm_output_mi_thunk): Likewise.
1842 * config/csky/csky.c (csky_output_mi_thunk): Likewise.
1843 * config/epiphany/epiphany.c (epiphany_output_mi_thunk): Likewise.
1844 * config/frv/frv.c (frv_asm_output_mi_thunk): Likewise.
1845 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
1846 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
1847 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
1848 * config/microblaze/microblaze.c (microblaze_asm_output_mi_thunk):
1850 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
1851 * config/mmix/mmix.c (mmix_asm_output_mi_thunk): Likewise.
1852 * config/mn10300/mn10300.c (mn10300_asm_output_mi_thunk): Likewise.
1853 * config/nds32/nds32.c (nds32_asm_output_mi_thunk): Likewise.
1854 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
1855 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
1856 * config/pa/pa.c (pa_asm_output_mi_thunk): Likewise.
1857 * config/riscv/riscv.c (riscv_output_mi_thunk): Likewise.
1858 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
1859 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
1860 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
1861 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1862 * config/spu/spu.c (spu_output_mi_thunk): Likewise.
1863 * config/stormy16/stormy16.c (xstormy16_asm_output_mi_thunk):
1865 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
1866 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
1867 * config/vax/vax.c (vax_output_mi_thunk): Likewise.
1869 2019-05-16 Jan Hubicka <hubicka@ucw.cz>
1871 * tree-ssa-alias.c (alias_stats): Add
1872 aliasing_component_refs_p_may_alias and
1873 aliasing_component_refs_p_no_alias.
1874 (dump_alias_stats): Print aliasing_component_refs_p stats.
1875 (aliasing_component_refs_p): Update stats.
1877 2019-05-16 Martin Liska <mliska@suse.cz>
1880 * multiple_target.c (expand_target_clones): Do not allow
1881 target_clones being used with a symbol that is an alias.
1883 2019-05-16 Vladislav Ivanishin <vlad@ispras.ru>
1885 PR tree-optimization/90394
1886 * tree-ssa-uninit.c (is_pred_expr_subset_of): Potentially give false
1887 positives rather than ICE for cases where (code2 == NE_EXPR
1888 && code1 == BIT_AND_EXPR).
1890 2019-05-16 Jakub Jelinek <jakub@redhat.com>
1893 * tree-core.h (struct tree_decl_common): Document
1894 decl_nonshareable_flag for PARM_DECLs.
1895 * tree.h (DECL_HIDDEN_STRING_LENGTH): Define.
1896 * calls.c (expand_call): Don't try tail call if caller
1897 has any DECL_HIDDEN_STRING_LENGTH PARM_DECLs that are or might be
1898 passed on the stack and callee needs to pass any arguments on the
1900 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
1901 else if instead of series of mutually exclusive ifs. Handle
1902 DECL_HIDDEN_STRING_LENGTH for PARM_DECLs.
1903 * tree-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
1905 * lto-streamer.h (LTO_major_version): Bump to 9.
1907 2019-05-16 Jun Ma <JunMa@linux.alibaba.com>
1909 PR tree-optimization/90106
1910 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds): Add
1911 new parameter as new internal function call, also move it to new
1913 (use_internal_fn): Pass internal function call to
1914 shrink_wrap_one_built_in_call_with_conds.
1916 2019-05-15 Jakub Jelinek <jakub@redhat.com>
1918 * omp-low.c (lower_rec_input_clauses): For if (0) or simdlen (1) set
1920 * omp-expand.c (expand_omp_simd): For if (0) or simdlen (1) clear
1921 safelen_int and set loop->dont_vectorize.
1923 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1926 * config/i386/i386-builtin.def: Enable MMX intrinsics with
1928 * config/i386/i386-builtins.c (ix86_init_mmx_sse_builtins):
1930 * config/i386/i386-expand.c (ix86_expand_builtin): Allow
1931 SSE/SSE2/SSSE3 to emulate MMX intrinsics with TARGET_MMX_WITH_SSE.
1932 * config/i386/mmintrin.h: Only require SSE2 if __MMX_WITH_SSE__
1935 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1938 * config/i386/mmx.md (*vec_dupv2sf): Changed to
1939 define_insn_and_split to support SSE emulation.
1940 (*vec_extractv2sf_0): Likewise.
1941 (*vec_extractv2sf_1): Likewise.
1942 (*vec_extractv2si_0): Likewise.
1943 (*vec_extractv2si_1): Likewise.
1944 (*vec_extractv2si_zext_mem): Likewise.
1945 (vec_setv2sf): Also allow TARGET_MMX_WITH_SSE.
1946 (vec_extractv2sf_1 splitter): Likewise.
1947 (vec_extractv2sfsf): Likewise.
1948 (vec_setv2si): Likewise.
1949 (vec_extractv2si_1 splitter): Likewise.
1950 (vec_extractv2sisi): Likewise.
1951 (vec_setv4hi): Likewise.
1952 (vec_extractv4hihi): Likewise.
1953 (vec_setv8qi): Likewise.
1954 (vec_extractv8qiqi): Likewise.
1955 (vec_extractv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
1956 TARGET_MMX_WITH_SSE ix86_expand_vector_extract.
1957 (vec_extractv2sisi): Likewise.
1958 (vec_extractv4hihi): Likewise.
1959 (vec_extractv8qiqi): Likewise.
1960 (vec_initv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
1961 TARGET_MMX_WITH_SSE to ix86_expand_vector_init.
1962 (vec_initv2sisi): Likewise.
1963 (vec_initv4hihi): Likewise.
1964 (vec_initv8qiqi): Likewise.
1965 (vec_setv2si): Also allow TARGET_MMX_WITH_SSE. Pass
1966 TARGET_MMX_WITH_SSE to ix86_expand_vector_set.
1967 (vec_setv4hi): Likewise.
1968 (vec_setv8qi): Likewise.
1970 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1973 * config/i386/mmx.md (MMXMODE:mov<mode>): Also allow
1974 TARGET_MMX_WITH_SSE.
1975 (MMXMODE:*mov<mode>_internal): Likewise.
1976 (MMXMODE:movmisalign<mode>): Likewise.
1978 2019-05-15 Uroš Bizjak <ubizjak@gmail.com>
1981 * config/i386/i386.md (*zero_extendsidi2): Add mmx_isa attribute.
1982 * config/i386/sse.md (sse2_cvtpi2pd): Ditto.
1983 (sse2_cvtpd2pi): Ditto.
1984 (sse2_cvttpd2pi): Ditto.
1985 (*vec_concatv2sf_sse4_1): Ditto.
1986 (*vec_concatv2sf_sse): Ditto.
1987 (*vec_concatv2si_sse4_1): Ditto.
1988 (*vec_concatv2si): Ditto.
1989 (*vec_concatv4si_0): Ditto.
1990 (*vec_concatv2di_0): Ditto.
1992 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1995 * config/i386/sse.md (abs<mode>2): Add SSE emulation.
1997 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2000 * config/i386/sse.md (ssse3_palignrdi): Changed to
2001 define_insn_and_split to support SSE emulation.
2003 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2006 * config/i386/sse.md (ssse3_psign<mode>3): Add SSE emulation.
2008 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2011 * config/i386/sse.md (ssse3_pshufbv8qi3): Changed to
2012 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
2015 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2018 * config/i386/sse.md (ssse3_pmulhrswv4hi3): Require TARGET_MMX
2019 or TARGET_MMX_WITH_SSE.
2020 (*ssse3_pmulhrswv4hi3): Add SSE emulation.
2022 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2025 * config/i386/sse.md (ssse3_pmaddubsw): Add SSE emulation.
2027 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2030 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>dv2si3):
2031 Changed to define_insn_and_split to support SSE emulation.
2033 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2036 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>wv4hi3):
2037 Changed to define_insn_and_split to support SSE emulation.
2039 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2042 * config/i386/mmx.md (mmx_<emms>): Renamed to ...
2043 (*mmx_<emms>): This.
2044 (mmx_<emms>): New expander.
2046 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2049 * config/i386/mmx.md (sse2_umulv1siv1di3): Add SSE emulation
2051 (*sse2_umulv1siv1di3): Add SSE2 emulation.
2053 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2056 * config/i386/mmx.md (sse_movntq): Add SSE2 emulation.
2058 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2061 * config/i386/mmx.md (mmx_psadbw): Add SSE emulation.
2063 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2066 * config/i386/mmx.md (mmx_uavgv4hi3): Also check TARGET_MMX and
2067 TARGET_MMX_WITH_SSE.
2068 (*mmx_uavgv4hi3): Add SSE emulation.
2070 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2073 * config/i386/mmx.md (mmx_uavgv8qi3): Also check TARGET_MMX
2074 and TARGET_MMX_WITH_SSE.
2075 (*mmx_uavgv8qi3): Add SSE emulation.
2077 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2080 * config/i386/xmmintrin.h: Emulate MMX maskmovq with SSE2
2081 maskmovdqu for __MMX_WITH_SSE__.
2083 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2086 * config/i386/mmx.md (mmx_umulv4hi3_highpart): Also check
2087 TARGET_MMX and TARGET_MMX_WITH_SSE.
2088 (*mmx_umulv4hi3_highpart): Add SSE emulation.
2090 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2093 * config/i386/mmx.md (mmx_pmovmskb): Changed to
2094 define_insn_and_split to support SSE emulation.
2096 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2099 * config/i386/mmx.md (mmx_<code>v4hi3): Also check TARGET_MMX
2100 and TARGET_MMX_WITH_SSE.
2101 (mmx_<code>v8qi3): Likewise.
2102 (smaxmin:<code>v4hi3): New.
2103 (umaxmin:<code>v8qi3): Likewise.
2104 (smaxmin:*mmx_<code>v4hi3): Add SSE emulation.
2105 (umaxmin:*mmx_<code>v8qi3): Likewise.
2107 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2110 * config/i386/mmx.md (mmx_pinsrw): Also check TARGET_MMX and
2111 TARGET_MMX_WITH_SSE.
2112 (*mmx_pinsrw): Add SSE emulation.
2114 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2117 * config/i386/mmx.md (mmx_pextrw): Add SSE emulation.
2119 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2122 * config/i386/sse.md (sse_cvtpi2ps): Changed to
2123 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
2126 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2129 * config/i386/sse.md (sse_cvtps2pi): Add SSE emulation.
2130 (sse_cvttps2pi): Likewise.
2132 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2135 * config/i386/mmx.md (mmx_pshufw): Also check TARGET_MMX and
2136 TARGET_MMX_WITH_SSE.
2137 (mmx_pshufw_1): Add SSE emulation.
2138 (*vec_dupv4hi): Changed to define_insn_and_split and also allow
2139 TARGET_MMX_WITH_SSE to support SSE emulation.
2141 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2144 * config/i386/constraints.md (Yw): New constraint.
2145 * config/i386/mmx.md (*vec_dupv2si): Changed to
2146 define_insn_and_split and also allow TARGET_MMX_WITH_SSE to
2147 support SSE emulation.
2149 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2152 * config/i386/mmx.md (mmx_eq<mode>3): Also allow
2153 TARGET_MMX_WITH_SSE.
2154 (*mmx_eq<mode>3): Also allow TARGET_MMX_WITH_SSE. Add SSE
2156 (mmx_gt<mode>3): Likewise.
2158 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2161 * config/i386/mmx.md (mmx_andnot<mode>3): Also allow
2162 TARGET_MMX_WITH_SSE. Add SSE support.
2164 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2167 * config/i386/mmx.md (any_logic:mmx_<code><mode>3): Also allow
2168 TARGET_MMX_WITH_SSE.
2169 (any_logic:<code><mode>3): New.
2170 (any_logic:*mmx_<code><mode>3): Also allow TARGET_MMX_WITH_SSE.
2173 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2176 * config/i386/mmx.md (mmx_ashr<mode>3): Also allow
2177 TARGET_MMX_WITH_SSE. Add SSE emulation.
2178 (mmx_<shift_insn><mode>3): Likewise.
2180 (<shift_insn><mode>3): Likewise.
2182 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2185 * config/i386/mmx.md (mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE.
2186 (*mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE. Add SSE support.
2188 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2191 * config/i386/mmx.md (mmx_smulv4hi3_highpart): Also allow
2192 TARGET_MMX_WITH_SSE.
2193 (*mmx_smulv4hi3_highpart): Also allow TARGET_MMX_WITH_SSE. Add
2196 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2199 * config/i386/mmx.md (mmx_mulv4hi3): Also allow
2200 TARGET_MMX_WITH_SSE.
2202 (*mmx_mulv4hi3): Also allow TARGET_MMX_WITH_SSE. Add SSE
2205 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2208 * config/i386/mmx.md (MMXMODEI8): Require TARGET_SSE2 for V1DI.
2209 (plusminus:mmx_<plusminus_insn><mode>3): Check
2210 TARGET_MMX_WITH_SSE.
2211 (sat_plusminus:mmx_<plusminus_insn><mode>3): Likewise.
2212 (<plusminus_insn><mode>3): New.
2213 (*mmx_<plusminus_insn><mode>3): Add SSE emulation.
2214 (*mmx_<plusminus_insn><mode>3): Likewise.
2216 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2219 * config/i386/i386-expand.c (ix86_split_mmx_punpck): New function.
2220 * config/i386/i386-protos.h (ix86_split_mmx_punpck): New
2222 * config/i386/mmx.m (mmx_punpckhbw): Changed to
2223 define_insn_and_split to support SSE emulation.
2224 (mmx_punpcklbw): Likewise.
2225 (mmx_punpckhwd): Likewise.
2226 (mmx_punpcklwd): Likewise.
2227 (mmx_punpckhdq): Likewise.
2228 (mmx_punpckldq): Likewise.
2230 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2231 Uros Bizjak <ubizjak@gmail.com>
2234 * config/i386/i386-expand.c (ix86_move_vector_high_sse_to_mmx):
2236 (ix86_split_mmx_pack): Likewise.
2237 * config/i386/i386-protos.h (ix86_move_vector_high_sse_to_mmx):
2239 (ix86_split_mmx_pack): Likewise.
2240 * config/i386/i386.md (mmx_isa): New.
2241 (enabled): Also check mmx_isa.
2242 * config/i386/mmx.md (any_s_truncate): New code iterator.
2243 (s_trunsuffix): New code attr.
2244 (mmx_packsswb): Removed.
2245 (mmx_packssdw): Likewise.
2246 (mmx_packuswb): Likewise.
2247 (mmx_pack<s_trunsuffix>swb): New define_insn_and_split to emulate
2248 MMX packsswb/packuswb with SSE2.
2249 (mmx_packssdw): Likewise.
2250 * config/i386/predicates.md (register_mmxmem_operand): New.
2252 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2255 * config/i386/i386-c.c (ix86_target_macros_internal): Define
2256 __MMX_WITH_SSE__ for TARGET_MMX_WITH_SSE.
2257 * config/i386/i386.c (ix86_set_reg_reg_cost): Add support for
2258 TARGET_MMX_WITH_SSE with VALID_MMX_REG_MODE.
2259 (ix86_vector_mode_supported_p): Likewise.
2260 * config/i386/i386.h (TARGET_MMX_WITH_SSE): New.
2262 2019-05-15 Martin Liska <mliska@suse.cz>
2265 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
2268 2019-05-15 Richard Biener <rguenther@suse.de>
2270 * tree-into-ssa.c (pass_build_ssa::execute): Run
2271 update_address_taken before going into SSA.
2273 2019-05-15 Richard Biener <rguenther@suse.de>
2275 * tree-pretty-print.c (dump_generic_node): Dump BIT_FIELD_REF
2276 as __BIT_FIELD_REF with type with -gimple.
2278 2019-05-15 Vladislav Ivanishin <vlad@ispras.ru>
2280 * tree-ssa-uninit.c (is_value_included_in): Remove is_unsigned and merge
2281 semantically equivalent branches (left over after prior refactorings).
2283 2019-05-15 Richard Biener <rguenther@suse.de>
2285 PR tree-optimization/88828
2286 * tree-ssa-forwprop.c (simplify_vector_constructor): Fix
2289 2019-05-14 Richard Biener <rguenther@suse.de>
2291 * tree-pretty-print.c (dump_generic_node): Dump VIEW_CONVERT_EXPR
2292 as __VIEW_CONVERT with -gimple.
2294 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
2297 * config/i386/darwin.h (CC1_SPEC): Report -mx32 as an error for
2300 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
2302 * config/rs6000/rs6000.md (eh_set_lr_<mode>): Merge with following
2303 define_split to become a define_insn_and_split.
2305 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
2307 * config/rs6000/rs6000-protos.h (rs6000_emit_epilogue): Change
2309 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Change arguments.
2310 * config/rs6000/rs6000.md (epilogue_type): New define_enum.
2311 (sibcall_epilogue): Adjust.
2314 2019-05-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2316 * config.gcc: Move *-*-solaris2.10* from obsolete configurations
2317 to unsupported ones.
2318 Simplify x86_64-*-solaris2.1[0-9]* to x86_64-*-solaris2*.
2319 * config.host: Likewise.
2320 * config/i386/sol2.h (ASM_COMMENT_START): Remove.
2321 * config/sparc/driver-sparc.c (host_detect_local_cpu) [__sun__ &&
2322 __svr4__]: Remove "brand" fallback.
2323 [!KSTAT_DATA_STRING]: Remove.
2324 * configure.ac (gcc_cv_ld_hidden): Simplify *-*-solaris2.1[0-9]*
2326 (comdat_group): Likewise.
2327 (set_have_as_tls): Likewise.
2328 (gcc_cv_target_dl_iterate_phdr): Likewise.
2329 (gcc_cv_as_shf_merge): Remove Solaris 10/x86 workaround.
2330 (gcc_cv_ld_aligned_shf_merge): Remove Solaris 10/SPARC workaround.
2331 * configure: Regenerate.
2332 * doc/install.texi: Simplify Solaris target triplets.
2333 (Specific, i?86-*-solaris2*): Remove Solaris 10 references.
2334 (Specific, *-*-solaris2*): Document Solaris 10 removal.
2335 Remove Solaris 10 references.
2336 Remove obsolete Solaris bug reference.
2337 (Specific, sparc-sun-solaris2.10): Remove.
2339 2019-05-14 Uroš Bizjak <ubizjak@gmail.com>
2341 * config/i386/i386.md (any_div): New code iterator.
2342 (paired_mod): New code attribute.
2343 (sgnprefix): Handle DIV and UDIV RTXes.
2345 (<u>divmod<mode>4): Macroize expander from divmod<mode>4
2346 and udivmod<mode>4 patterns using any_div code iterator.
2347 (divmod splitters): Macroize splitters using any_div code iterator.
2348 (*udivmodsi4_pow2_zext_1): Use exactl_log2 in insn condition.
2349 (*udivmodsi4_pow2_zext_2): Ditto.
2350 (*<u>divmod<mode>4_noext): Macroize insn from *divmod<mode>4_noext
2351 and *udivmod<mode>4_noext patterns using any_div code iterator.
2352 (*<u>divmod<mode>4_noext_zext_1): Macroize insn from
2353 *divmod<mode>4_noext_zext_1 and *udivmod<mode>4_noext_zext_1
2354 patterns using any_div code iterator.
2355 (*<u>divmod<mode>4_noext_zext_2): Macroize insn from
2356 *divmod<mode>4_noext_zext_2 and *udivmod<mode>4_noext_zext_2
2357 patterns using any_div code iterator.
2358 (<u>divmodhiqi3): Macroize insn from divmodhiqi3 and
2359 udivmodhiqi3 patterns using any_extend code iterator.
2361 2019-05-14 Richard Biener <rguenther@suse.de>
2362 H.J. Lu <hongjiu.lu@intel.com>
2364 PR tree-optimization/88828
2365 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
2366 permuting in a single non-constant element not extracted
2369 2019-05-14 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
2371 * internal-fn.def (SIGNBIT): New.
2372 * config/aarch64/aarch64-simd.md (signbitv2sf2): New expand
2374 (signbitv4sf2): Likewise.
2376 2019-05-14 Chenghua Xu <paul.hua.gm@gmail.com>
2379 * config/mips/mips.c (mips_split_move): Skip forward SRC into
2380 next insn when the SRC reg is dead.
2382 2019-05-14 Bin Cheng <bin.cheng@linux.alibaba.com>
2384 * gimple-ssa-strength-reduction.c (lookup_cand): Adjust index by 1.
2385 (alloc_cand_and_find_basis): Ditto.
2386 (backtrace_base_for_ref, create_mul_ssa_cand): Remove if-then-else.
2387 (create_mul_imm_cand, create_add_ssa_cand): Ditto.
2388 (create_add_imm_cand, slsr_process_cast): Ditto.
2389 (slsr_process_copy, replace_mult_candidate): Ditto.
2390 (replace_rhs_if_not_dup, replace_one_candidate): Ditto.
2391 (dump_cand_vec, analyze_candidates_and_replace): Skip NULL element.
2392 (pass_strength_reduction::execute): Init the first NULL element.
2394 2019-05-13 Nathan Sidwell <nathan@acm.org>
2396 * gcc.c (execute): Simplify cond-expr into if. Reformat comment.
2397 (run_attempt): Reformat line break.
2399 2019-05-13 David Edelsohn <dje.gcc@gmail.com>
2402 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Don't load EH
2403 data registers in sibcall epilogues.
2404 Don't add EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
2406 2019-05-13 Uroš Bizjak <ubizjak@gmail.com>
2409 * configure.ac (--enable-frame-pointer):
2410 Disable by default for cygwin and mingw.
2411 * configure: Regenerate.
2413 2019-05-13 Nathan Sidwell <nathan@acm.org>
2415 * dwarf2out.c (breakout_comdat_types): Move comment to correct
2417 (const_ok_for_output_1): Balance parens around #if/#else/#endif
2418 (gen_member_die): Move abstract origin check earlier. Only VARs
2419 can be static_inline_p. Simplify splicing control flow.
2421 2019-05-13 Richard Biener <rguenther@suse.de>
2423 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle
2425 (vect_build_slp_tree_1): Likewise.
2427 2019-05-13 Richard Biener <rguenther@suse.de>
2429 PR tree-optimization/90402
2430 * tree-if-conv.c (tree_if_conversion): Value number only
2431 the loop body by making the latch an exit of the region
2433 * tree-ssa-sccvn.c (process_bb): Add flag whether to skip
2435 (do_rpo_vn): Deal with multiple edges into the entry block
2436 that are not backedges inside the region by skipping PHIs
2439 2019-05-13 Richard Biener <rguenther@suse.de>
2441 PR tree-optimization/90316
2442 * tree-ssa-pre.c (insert_aux): Fold into ...
2443 (insert): ... this function. Use a RPO walk to reduce the
2444 number of required iterations.
2446 2019-05-13 Martin Liska <mliska@suse.cz>
2448 PR tree-optimization/90416
2449 * tree-vect-stmts.c (vect_check_load_store_mask): Concatenate
2450 string instead of passing the second part as va_arg argument.
2452 2019-05-13 Martin Liska <mliska@suse.cz>
2454 PR gcov-profile/90380
2455 * gcov.c (handle_cycle): Do not support zero cycle count,
2456 it should not be possible.
2457 (path_contains_zero_cycle_arc): New function.
2458 (circuit): Ignore zero cycle arc counts.
2460 2019-05-13 Martin Liska <mliska@suse.cz>
2462 PR gcov-profile/90380
2463 * gcov.c (enum loop_type): Remove the enum and
2465 (handle_cycle): Assert that we should not reach
2467 (circuit): Use loop_found instead of a tri-state loop_type.
2468 (get_cycles_count): Do not handle NEGATIVE_LOOP as it can't
2471 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
2474 * config/i386/i386.c (ix86_output_jmp_thunk_or_indirect): New.
2475 (ix86_output_indirect_branch_via_reg): Use output mechanism
2476 accounting for __USER_LABEL_PREFIX__.
2477 (ix86_output_indirect_branch_via_push): Likewise.
2478 (ix86_output_function_return): Likewise.
2479 (ix86_output_indirect_function_return): Likewise.
2481 2019-05-12 Richard Sandiford <richard.sandiford@arm.com>
2483 * doc/md.texi: Document use of code attributes in rtx patterns.
2484 * read-md.h (rtx_reader::rtx_alloc_for_name): New member function.
2485 * read-rtl.c (find_code): Split out search loops into...
2486 (maybe_find_code): ...this new function.
2487 (check_code_iterator): Make the error message more informative.
2488 (check_code_attribute): New function.
2489 (rtx_reader::rtx_alloc_for_name): Likewise.
2490 (rtx_reader::read_rtx_code): Use rtx_alloc_for_name.
2491 * config/aarch64/predicates.md (aarch64_smin, aarch64_umin): Delete.
2492 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Use
2493 <max_opp> directly as an rtx code instead of via a match_operator.
2494 * config/aarch64/aarch64-sve.md (aarch64_<su>abd<mode>_3): Likewise.
2495 (<su>abd<mode>_3): Update accordingly.
2497 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
2499 * config/rs6000/rs6000.c (debug_stack_info): When -mdebug=stack
2500 is given, print the state of the EH "save world" computation for
2503 2019-05-11 Jakub Jelinek <jakub@redhat.com>
2506 * config/aarch64/aarch64.c (aarch64_expand_epilogue): Don't add
2507 EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
2509 2019-05-11 Uroš Bizjak <ubizjak@gmail.com>
2511 * config/i386/i386.md (floatdi<X87MODEF:mode>2_i387_with_xmm):
2512 Use pinsrd for TARGET_SSE4_1.
2513 * config/i386/sse.md (movdi_to_sse): Ditto.
2515 2019-05-10 Richard Biener <rguenther@suse.de>
2517 * tree-ssa-sccvn.c (visit_reference_op_call): Initialize value-id.
2518 (do_rpo_vn): Initialize next_value_id.
2520 2019-05-10 Martin Liska <mliska@suse.cz>
2522 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
2525 2019-05-10 Jakub Jelinek <jakub@redhat.com>
2527 PR tree-optimization/90385
2528 * tree-parloops.c (try_create_reduction_list): Punt on non-SSA_NAME
2529 arguments of the exit phis.
2532 * tree-inline.h (struct copy_body_data): Add do_not_fold member.
2533 * tree-inline.c (remap_gimple_op_r): Avoid folding expressions if
2535 (copy_tree_body_r): Likewise.
2536 (copy_fn): Set id.do_not_fold to true.
2538 2019-05-10 Martin Liska <mliska@suse.cz>
2540 * config/i386/i386-expand.c (ix86_expand_floorceildf_32):
2541 Reapply changes from r269790.
2543 2019-05-10 Martin Liska <mliska@suse.cz>
2546 * doc/invoke.texi: New params.
2547 * params.def (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SIZE): New.
2548 (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SPEED): Likewise.
2549 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
2551 * tree-switch-conversion.h (struct jump_table_cluster):
2554 2019-05-09 Segher Boessenkool <segher@kernel.crashing.org>
2556 * combine.c (combine_simplify_rtx): Don't make IF_THEN_ELSE RTL.
2558 2019-05-09 Bill Schmidt <wschmidt@linux.ibm.com>
2560 * doc/loop.texi: Remove reference to FOR_EACH_LOOP_BREAK.
2562 2019-05-09 Alexander Monakov <amonakov@ispras.ru>
2564 PR rtl-optimization/88879
2565 * sel-sched.c (sel_target_adjust_priority): Remove assert.
2567 2019-05-09 Richard Earnshaw <rearnsha@arm.com>
2570 * config/arm/arm.c (callee_saved_reg_p): Move before
2571 thumb_find_work_register.
2572 (thumb1_prologue_unused_call_clobbered_lo_regs): Move before
2573 thumb_find_work_register. Only call df_get_live_out once.
2574 (thumb1_epilogue_unused_call_clobbered_lo_regs): Likewise.
2575 (thumb_find_work_register): Use
2576 thumb1_prologue_unused_call_clobbered_lo_regs instead of ad hoc
2577 algorithms to locate a spare call clobbered reg.
2579 2019-05-09 Martin Liska <mliska@suse.cz>
2581 * gimple-pretty-print.c (dump_binary_rhs): Dump MIN_EXPR
2582 and MAX_EXPR in GIMPLE FE format.
2584 2019-05-09 Martin Liska <mliska@suse.cz>
2586 * tree-cfg.c (dump_function_to_file): Dump entry BB count.
2587 * gimple-pretty-print.c (dump_gimple_bb_header):
2589 (pp_cfg_jump): Dump edge probability.
2590 * profile-count.c (profile_quality_as_string): Simplify
2591 with a static array.
2592 (parse_profile_quality): New function.
2593 (profile_count::dump): Simplify with a static array.
2594 (profile_count::from_gcov_type): Add new argument.
2595 * profile-count.h (parse_profile_quality): Likewise.
2596 * predict.h (set_hot_bb_threshold): New.
2597 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
2599 * predict.c (get_hot_bb_threshold): Set from the new param.
2600 (set_hot_bb_threshold): New.
2602 2019-05-09 Richard Biener <rguenther@suse.de>
2604 PR tree-optimization/90395
2605 * tree-ssa-forwprop.c (pass_forwprop::execute): Do not
2606 rewrite vector stores that throw internally.
2608 2019-05-09 Thomas Schwinge <thomas@codesourcery.com>
2610 * cif-code.def (CHKP): Remove.
2613 * configure.ac (--enable-frame-pointer): Disable by default for
2615 * configure: Regenerate.
2617 2019-05-09 Alan Modra <amodra@gmail.com>
2620 * config/rs6000/rs6000.h (enum reg_class, REG_CLASS_NAMES),
2621 (REG_CLASS_CONTENTS): Add GEN_OR_VSX_REGS class.
2622 * config/rs6000/rs6000.c (rs6000_register_move_cost): Correct
2623 cost for general <-> vsx when direct moves are available.
2624 Cost union classes at minimal cost for any reg in the class.
2625 Correct calculation for moves between vsx, float, and altivec.
2626 Don't return a low cost for moves between special regs. Don't
2627 use hard coded register numbers.
2628 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): Define.
2629 (rs6000_ira_change_pseudo_allocno_class): New function.
2630 * config/rs6000/rs6000.md (movsi_internal1, mov<mode>_internal),
2631 (movdi_internal32, movdi_internal64): Remove '*' from vsx register
2633 (movsi_internal1): Don't disparage vector alternatives.
2634 (mov<mode>_internal): Likewise, excepting alternative that
2636 * config/rs6000/vsx.md (vsx_splat_<mode>_reg): Don't disparage
2637 we <- b alternative.
2639 2019-05-08 Jakub Jelinek <jakub@redhat.com>
2642 PR tree-optimization/89060
2643 * tree-ssa-live.h (live_vars_map): New typedef.
2644 (compute_live_vars, live_vars_at_stmt, destroy_live_vars): Declare.
2645 * tree-ssa-live.c: Include gimple-walk.h and cfganal.h.
2646 (struct compute_live_vars_data): New type.
2647 (compute_live_vars_visit, compute_live_vars_1, compute_live_vars,
2648 live_vars_at_stmt, destroy_live_vars): New functions.
2649 * tree-tailcall.c: Include tree-ssa-live.h.
2650 (live_vars, live_vars_vec): New global variables.
2651 (find_tail_calls): Perform variable life analysis before punting.
2652 (tree_optimize_tail_calls_1): Clean up live_vars and live_vars_vec.
2653 * tree-inline.h (struct copy_body_data): Add eh_landing_pad_dest
2655 * tree-inline.c (add_clobbers_to_eh_landing_pad): Remove BB argument.
2656 Perform variable life analysis to select variables that really need
2658 (copy_edges_for_bb): Don't call add_clobbers_to_eh_landing_pad here,
2659 instead set id->eh_landing_pad_dest and assert it is the same.
2660 (copy_cfg_body): Call it here if id->eh_landing_pad_dest is non-NULL.
2662 2019-05-08 Mihail Ionescu <mihail.ionescu@arm.com>
2663 Richard Earnshaw <rearnsha@arm.com>
2666 * config/arm/arm.c (thumb1_prologue_unused_call_clobbered_lo_regs): New
2668 (thumb1_epilogue_unused_call_clobbered_lo_regs): New function.
2669 (thumb1_compute_save_core_reg_mask): Don't force a spare work
2670 register if both the epilogue and prologue can use call-clobbered
2672 (thumb1_unexpanded_epilogue): Use
2673 thumb1_epilogue_unused_call_clobbered_lo_regs. Reverse the logic for
2674 picking temporaries for restoring high regs to match that of the
2675 prologue where possible.
2676 (thumb1_expand_prologue): Add any usable call-clobbered low registers to
2677 the list of work registers. Detect if the return address is still live
2678 at the end of the prologue and avoid using it for a work register if so.
2679 If the return address is not live, add LR to the list of pushable regs
2680 after the first pass.
2682 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
2684 PR tree-optimization/90078
2685 * tree-ssa-loop-ivopts.c (inttypes.h): Include new header file.
2686 (INFTY): Increase the value for infinite cost.
2687 (struct comp_cost): Promote type of members to int64_t.
2688 (infinite_cost): Don't set complexity in initialization.
2689 (comp_cost::operator +,-,+=,-+,/=,*=): Assert when cost computation
2690 overflows to infinite_cost.
2691 (adjust_setup_cost): Promote type of parameter and cost computation
2693 (struct ainc_cost_data, struct iv_ca): Promote type of member to
2695 (get_scaled_computation_cost_at, determine_iv_cost): Promote type of
2696 cost computation to int64_t.
2697 (determine_group_iv_costs, iv_ca_dump, find_optimal_iv_set): Use
2698 int64_t's format specifier in dump.
2700 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
2702 PR tree-optimization/90240
2703 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Scale cost
2704 with respect to scaling factor pre-computed for each basic block.
2705 (try_improve_iv_set): Return bool if best_cost equals to iv_ca cost.
2706 (find_optimal_iv_set_1): Free iv_ca set if it has infinite_cost.
2707 (COST_SCALING_FACTOR_BOUND, determine_scaling_factor): New.
2708 (tree_ssa_iv_optimize_loop): Call determine_scaling_factor. Extend
2709 live range for array of loop's basic blocks. Cleanup aux field of
2710 loop's basic blocks.
2712 2019-05-08 Jakub Jelinek <jakub@redhat.com>
2714 PR tree-optimization/90356
2715 * match.pd ((X +/- 0.0) +/- 0.0): Optimize into X +/- 0.0 if possible.
2717 2019-05-07 Wei Xiao <wei3.xiao@intel.com>
2719 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512BF16_SET
2720 OPTION_MASK_ISA_AVX512BF16_UNSET, OPTION_MASK_ISA2_AVX512BW_UNSET): New.
2721 (OPTION_MASK_ISA2_AVX512F_UNSET): Add OPTION_MASK_ISA_AVX512BF16_UNSET.
2722 (ix86_handle_option): Handle -mavx512bf16.
2723 * config.gcc: Add avx512bf16vlintrin.h and avx512bf16intrin.h
2725 * config/i386/avx512bf16vlintrin.h: New.
2726 * config/i386/avx512bf16intrin.h: New.
2727 * config/i386/cpuid.h (bit_AVX512BF16): New.
2728 * config/i386/driver-i386.c (host_detect_local_cpu): Detect BF16.
2729 * config/i386/i386-builtin-types.def: Add new types.
2730 * config/i386/i386-builtin.def: Add new builtins.
2731 * config/i386/i386-c.c (ix86_target_macros_internal): Define
2733 * config/i386/i386-option.c (ix86_target_string): Add -mavx512bf16.
2734 (ix86_option_override_internal): Handle BF16.
2735 (ix86_valid_target_attribute_inner_p): Ditto.
2736 * config/i386/i386-expand.c (ix86_expand_args_builtin): Ditto.
2737 * config/i386/i386-builtin.c (enum processor_features): Add
2739 (static const _isa_names_table isa_names_table): Ditto.
2740 * config/i386/i386.h (TARGET_AVX512BF16, TARGET_AVX512BF16_P): New.
2741 (PTA_AVX512BF16): Ditto.
2742 * config/i386/i386.opt: Add -mavx512bf16.
2743 * config/i386/immintrin.h: Include avx512bf16intrin.h
2744 and avx512bf16vlintrin.h.
2745 * config/i386/sse.md (avx512f_cvtne2ps2bf16_<mode><mask_name>,
2746 avx512f_cvtneps2bf16_<mode><mask_name>,
2747 avx512f_dpbf16ps_<mode><mask_half_name>): New define_insn patterns.
2748 * config/i386/subst.md (mask_half): Add new subst.
2749 * doc/invoke.texi: Document -mavx512bf16.
2751 2019-05-07 Segher Boessenkool <segher@kernel.crashing.org>
2753 * config/rs6000/rs6000-protos.h (rs6000_legitimize_reload_address_ptr):
2755 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Delete.
2756 (rs6000_debug_legitimize_reload_address): Delete.
2757 (rs6000_legitimize_reload_address_ptr): Delete.
2758 (rs6000_option_override_internal): Adjust.
2759 (mem_operand_gpr): Adjust comment.
2760 (legitimate_lo_sum_address_p): Ditto.
2761 (rs6000_legitimize_reload_address): Delete.
2762 (rs6000_debug_legitimize_reload_address): Delete.
2763 * config/rs6000/rs6000.h (LEGITIMIZE_RELOAD_ADDRESS): Delete.
2765 2019-05-07 Kelvin Nilsen <kelvin@gcc.gnu.org>
2768 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2769 In handling of ALTIVEC_BUILTIN_VEC_INSERT, use modular arithmetic
2770 to compute vector element selector for both constant and variable
2773 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
2775 * config/i386/i386.md (cvt_mnemonic): New mode attribute.
2776 (ashr<mode>3_cvt): Merge insn pattern from ashrsi3_cvt and
2777 ashrdi3_cvt using SWI48 mode iterator.
2779 2019-05-07 Alejandro Martinez <alejandro.martinezvicente@arm.com>
2781 * config/aarch64/aarch64-sve.md (<su>abd<mode>_3): New define_expand.
2782 (aarch64_<su>abd<mode>_3): Likewise.
2783 (*aarch64_<su>abd<mode>_3): New define_insn.
2784 (<sur>sad<vsi2qi>): New define_expand.
2785 * config/aarch64/iterators.md: Added MAX_OPP attribute.
2786 * tree-vect-loop.c (use_mask_by_cond_expr_p): Add SAD_EXPR.
2787 (build_vect_cond_expr): Likewise.
2789 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
2791 * cfgexpand.c (asm_clobber_reg_is_valid): Reject
2792 clobbers outside of accessible_reg_set.
2793 * config/i386/i386.c (ix86_conditional_register_usage):
2794 Disable register sets by clearing corresponding bits in
2795 accessible_reg_set. Do not set corresponding bits in fixed_regs,
2796 call_used_regs and don't clear corresponding reg_names array members.
2798 2019-05-07 Richard Biener <rguenther@suse.de>
2800 * tree-vect-stmts.c (vect_is_simple_cond): When vectype is
2801 not specified still compute a comp_vectype for invariant
2804 2019-05-07 Richard Biener <rguenther@suse.de>
2806 PR tree-optimization/90316
2807 * tree-ssa-pre.c (translate_vuse_through_block): When
2808 same_valid is NULL do not bother to search for a virtual
2810 (phi_translate_1): When operands changed we cannot keep
2811 the same value-number so do not bother to ask whether
2812 that's possible from translate_vuse_through_block.
2814 2019-05-07 Martin Liska <mliska@suse.cz>
2816 * bitmap.c (bitmap_register): Come up with
2817 alloc_descriptor_max_uid and assign it for
2819 (register_overhead): Use get_descriptor as
2821 (release_overhead): New.
2822 (bitmap_elem_to_freelist): Call it.
2823 (bitmap_elt_clear_from): Likewise.
2824 (bitmap_obstack_free): Likewise.
2825 (bitmap_move): Sensitively release memory.
2826 * bitmap.h (struct GTY): Add alloc_descriptor and padding.
2827 (bitmap_initialize): Initialize alloc_descriptor to zero.
2828 * tree-ssa-pre.c (do_hoist_insertion): Use bitmap_move.
2830 2019-05-07 Richard Biener <rguenther@suse.de>
2832 * tree-vect-slp.c (vect_build_slp_tree_2): Bump size whenever
2833 we build a SLP node. Remove max_size and limiting.
2834 (vect_analyze_slp_instance): Record and dump size of the SLP graph.
2836 2019-05-07 Richard Biener <rguenther@suse.de>
2838 PR tree-optimization/90316
2839 * tree-ssa-alias.h (get_continuation_for_phi): Take walking
2841 (walk_non_aliased_vuses): Take walking limit argument.
2842 * tree-ssa-alias.c (maybe_skip_until): Take limit and abort
2843 walking if it is reached instead of just counting.
2844 (get_continuation_for_phi): Likewise.
2845 (walk_non_aliased_vuses): Likewise, instead of leaving counter
2846 limiting to the callback.
2847 * tree-ssa-sccvn.c (vn_reference_lookup_2): Adjust.
2848 (vn_reference_lookup_3): Likewise.
2849 (vn_reference_lookup_pieces): Likewise.
2850 (vn_reference_lookup): Likewise.
2851 * tree-ssa-pre.c (translate_vuse_through_block): Limit walking.
2852 * tree-ssa-scopedtables.c (vuse_eq): Adjust.
2853 (avail_exprs_stack::lookup_avail_expr): Likewise.
2855 2019-05-07 Jan Hubicka <hubicka@ucw.cz>
2857 * tree-ssa-alias.c (aliasing_component_refs_p): Continue looking
2858 for comparaible types in the second direction even if first one
2859 hits incomparable type.
2861 2019-05-07 Richard Biener <rguenther@suse.de>
2864 * lto-wrapper.c (debug_objcopy): Use the original filename
2865 including archive offset for the filename used for -save-temps.
2867 2019-05-07 Li Jia He <helijia@linux.ibm.com>
2869 * tree-ssa-phiopt.c (two_value_replacement): Fix a typo in parameter
2872 2019-05-06 H.J. Lu <hongjiu.lu@intel.com>
2873 Hongtao Liu <hongtao.liu@intel.com>
2877 * config/i386/i386-expand.c (ix86_expand_sse_comi_round):
2878 Modified, original implementation isn't correct.
2880 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
2882 * config/rs6000/rs6000.md (FIRST_ALTIVEC_REGNO, LAST_ALTIVEC_REGNO)
2883 (LR_REGNO, CTR_REGNO, CA_REGNO, ARG_POINTER_REGNUM, CR0_REGNO)
2884 (CR1_REGNO, CR2_REGNO, CR3_REGNO, CR4_REGNO, CR5_REGNO, CR6_REGNO)
2885 (CR7_REGNO, MAX_CR_REGNO, VRSAVE_REGNO, VSCR_REGNO)
2886 (FRAME_POINTER_REGNUM): Change numbering.
2887 * config/rs6000/rs6000.c (rs6000_reg_names): Adjust.
2888 (alt_reg_names): Adjust.
2889 (rs6000_conditional_register_usage): Don't mark hard register 64 as
2891 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
2892 (DWARF_FRAME_REGISTERS): Delete.
2893 (DWARF2_FRAME_REG_OUT): Fix whitespace.
2894 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
2896 (REG_ALLOC_ORDER): Adjust.
2897 (FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM): Adjust.
2898 (REG_CLASS_CONTENTS): Adjust.
2899 (RETURN_ADDR_RTX): Change comment.
2900 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use ARG_POINTER_REGNUM
2902 (REGISTER_NAMES): Adjust.
2903 (ADDITIONAL_REGISTER_NAMES): Adjust.
2904 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
2906 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
2908 * config/rs6000/rs6000.md (TFHAR_REGNO, TFIAR_REGNO, TEXASR_REGNO):
2910 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
2911 (DWARF_FRAME_REGISTERS): Adjust.
2912 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
2914 (REG_ALLOC_ORDER): Adjust.
2915 (enum reg_class): Delete SPR_REGS.
2916 (REG_CLASS_NAMES): Delete SPR_REGS.
2917 (REG_CLASS_CONTENTS): Delete SPR_REGS. Adjust for deleted TM regs.
2918 (REGISTER_NAMES): Adjust.
2919 (ADDITIONAL_REGISTER_NAMES): Adjust.
2920 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
2921 * config/rs6000/htm.md (htm_mfspr_<mode>, htm_mtspr_<mode>): Adjust.
2922 * config/rs6000/predicates.md (htm_spr_reg_operand): Delete.
2923 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Adjust.
2924 (htm_spr_regno): Delete.
2925 (htm_expand_builtin): Adjust: the HTM builtins now have one fewer
2927 (rs6000_dbx_register_number): Adjust.
2929 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
2931 * config/rs6000/rs6000.h (PRE_GCC3_DWARF_FRAME_REGISTERS): Delete.
2933 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
2935 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Handle
2936 FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM, and 64 (which was MQ).
2938 2019-05-06 Jakub Jelinek <jakub@redhat.com>
2940 PR tree-optimization/88709
2941 PR tree-optimization/90271
2942 * params.def (PARAM_STORE_MERGING_MAX_SIZE): New parameter.
2943 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Handle
2944 non-clobber CONSTRUCTORs with no elts. Remove useless tmp_int
2946 (imm_store_chain_info::coalesce_immediate_stores): Punt if the size
2947 of the store merging group is larger than
2948 PARAM_STORE_MERGING_MAX_SIZE parameter.
2949 (split_group): Add bzero_first argument. If set, always emit first
2950 the first store which must be = {} of the whole area and then for the
2951 rest of the stores consider all zero bytes as paddings.
2952 (imm_store_chain_info::output_merged_store): Check if first store
2953 is = {} of the whole area and if yes, determine which setting of
2954 bzero_first for split_group gives smaller number of stores. Adjust
2955 split_group callers.
2956 (lhs_valid_for_store_merging_p): Allow decls.
2957 (rhs_valid_for_store_merging_p): Allow non-clobber CONTRUCTORs with
2959 (pass_store_merging::process_store): Likewise.
2961 2019-05-06 Kelvin Nilsen <kelvin@gcc.gnu.org>
2964 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
2965 handling of V1TImode.
2967 2019-05-06 Uroš Bizjak <ubizjak@gmail.com>
2970 * config.gcc (i[34567]86-*-*, x86_64-*-*): Move tests for enable_cld
2971 and enable_frame_pointer ...
2972 * configure.ac: ... here. Update help strings for
2973 --enable-frame-pointer.
2974 * configure: Regenerate.
2975 * config/i386/i386-options.c (ix86_option_override_internal): Remove
2976 USE_X86_64_FRAME_POINTER define, use USE_IX86_FRAME_POINTER instead.
2977 * config/i386/sol2.h (USE_IX86_FRAME_POINTER): Remove.
2978 (USE_X86_64_FRAME_POINTER): Ditto.
2980 2019-05-06 Martin Liska <mliska@suse.cz>
2982 * config.gcc: Append to target_gtfiles and fix indentation.
2984 2019-05-06 Richard Biener <rguenther@suse.de>
2986 PR tree-optimization/90358
2987 * tree-vect-stmts.c (get_group_load_store_type): Properly
2988 detect unused upper half of load.
2989 (vectorizable_load): Likewise.
2991 2019-05-06 Richard Biener <rguenther@suse.de>
2993 PR tree-optimization/88828
2994 * tree-ssa-forwprop.c (get_bit_field_ref_def): Split out from...
2995 (simplify_vector_constructor): ...here. Handle constants in
2998 2019-05-06 Richard Biener <rguenther@suse.de>
3000 PR tree-optimization/90328
3001 * tree-data-ref.h (dr_may_alias_p): Pass in the actual loop nest.
3002 * tree-data-ref.c (dr_may_alias_p): Check whether the clique
3003 is valid in the loop nest before using it.
3004 (initialize_data_dependence_relation): Adjust.
3005 * graphite-scop-detection.c (build_alias_set): Pass the SCOP enclosing
3006 loop as loop-nest to dr_may_alias_p.
3008 2019-05-06 Richard Biener <rguenther@suse.de>
3010 * dwarf2out.c (mem_loc_descriptor): Initialize int_mode.
3012 2019-05-06 Richard Biener <rguenther@suse.de>
3014 PR tree-optimization/90316
3015 * tree-ssa-alias.c (maybe_skip_until): Pass in target BB,
3016 compute target on demand.
3017 (get_continuation_for_phi): Remove code walking stmts to
3018 get to a target virtual operand which could end up being
3021 2019-05-06 Martin Liska <mliska@suse.cz>
3024 * config/i386/i386-options.c (ix86_option_override_internal): Error only
3025 when -mabi is selected to a non-default version.
3027 2019-05-06 Hrishikesh Kulkarni <hrishikeshparag@gmail.com>
3028 Martin Liska <mliska@suse.cz>
3030 * Makefile.in: Add lto-dump.texi.
3031 * cgraph.h: Add new functions get_visibility_string and
3032 get_symtab_type_string.
3033 * doc/gcc.texi: Include lto-dump section.
3034 * doc/lto-dump.texi: New file.
3035 * dumpfile.c (dump_switch_p_1): Use parse_dump_option.
3036 (parse_dump_option): Factor out this function.
3037 * dumpfile.h (enum dump_flag): Add new value TDF_ERROR.
3038 (parse_dump_option): Export the function.
3039 * symtab.c (symtab_node::get_visibility_string): New function.
3040 (symtab_node::get_symtab_type_string): Likewise.
3042 2019-05-06 Martin Liska <mliska@suse.cz>
3044 * config/i386/i386-builtins.c: New file.
3045 * config/i386/i386-builtins.h: New file.
3046 * config/i386/i386-expand.c: New file.
3047 * config/i386/i386-expand.h: New file.
3048 * config/i386/i386-features.c: New file.
3049 * config/i386/i386-features.h: New file.
3050 * config/i386/i386-options.c: New file.
3051 * config/i386/i386-options.h: New file.
3052 * config.gcc: Add new files into extra_objs and
3054 * config/i386/i386.c: Split content of the file
3055 into newly introduced files.
3056 * config/i386/i386.h: Declare common variables
3058 * config/i386/t-i386: Define dependencies for new files.
3060 2019-05-03 Richard Earnshaw <rearnsha@arm.com>
3063 * config/arm/arm.md (unaligned_loadsi): Add variant for thumb1.
3064 Restrict 'all' variant to 32-bit configurations.
3065 (unaligned_loadhiu): Likewise.
3066 (unaligned_storehi): Likewise.
3067 (unaligned_storesi): Likewise.
3068 (unaligned_loadhis): Disable when compiling for thumb1.
3070 2019-05-03 Marc Glisse <marc.glisse@inria.fr>
3072 PR tree-optimization/90269
3073 * tree-loop-distribution.c (find_seed_stmts_for_distribution):
3076 2019-05-03 Martin Liska <mliska@suse.cz>
3078 * hash-map.h: Add is_empty function.
3079 * hash-set.h: Likewise.
3080 * hash-table.h: Likewise.
3081 * dwarf2out.c (dwarf2out_finish): Use is_empty instead of
3082 elements () == 0 (and similar usages).
3083 * gimple-ssa-store-merging.c (pass_store_merging::terminate_and_process_all_chains): Likewise.
3084 * gimplify.c (gimplify_bind_expr): Likewise.
3085 (gimplify_switch_expr): Likewise.
3086 * hash-map-tests.c (test_map_of_strings_to_int): Likewise.
3087 * ipa-icf.c (sem_item_optimizer::remove_symtab_node): Likewise.
3088 * postreload-gcse.c (dump_hash_table): Likewise.
3089 (gcse_after_reload_main): Likewise.
3090 * predict.c (combine_predictions_for_bb): Likewise.
3091 * tree-parloops.c (reduction_phi): Likewise.
3092 (separate_decls_in_region): Likewise.
3093 (transform_to_exit_first_loop): Likewise.
3094 (gen_parallel_loop): Likewise.
3095 (gather_scalar_reductions): Likewise.
3096 (try_create_reduction_list): Likewise.
3097 * var-tracking.c (dump_vars): Likewise.
3098 (emit_notes_for_changes): Likewise.
3099 (vt_emit_notes): Likewise.
3101 2019-05-03 Richard Biener <rguenther@suse.de>
3103 PR tree-optimization/90316
3104 * tree-ssa-pre.c (pass_pre::execute): Re-compute DOM fast queries
3107 2019-05-03 Richard Biener <rguenther@suse.de>
3109 * tree-vect-stmts.c (get_group_load_store_type): Avoid
3110 peeling for gaps by loading only lower halves of vectors
3112 (vectorizable_load): Likewise.
3114 2019-05-03 Richard Biener <rguenther@suse.de>
3117 * match.pd: Add pattern to optimize (A / B) * B + (A % B) to A.
3119 2019-05-03 Richard Biener <rguenther@suse.de>
3122 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)):
3123 Handle STRING_CST vs DECL or STRING_CST.
3125 2019-05-03 Richard Biener <rguenther@suse.de>
3127 PR tree-optimization/88963
3128 * tree-ssa-forwprop.c (pass_forwprop::execute): Rewrite
3129 vector loads feeding only BIT_FIELD_REFs to component
3130 loads. Rewrite stores fed by CONSTRUCTORs to component
3133 2019-05-03 Jakub Jelinek <jakub@redhat.com>
3135 * opts.h (finish_options): Remove lang_mask argument.
3136 (print_help, help_option_argument): Declare.
3137 * opts.c (print_help): Remove forward declaration, no longer static.
3138 (finish_options): Remove lang_mask argument, don't call print_help
3140 * opts-global.c (decode_options): Adjust finish_option caller, call
3143 PR tree-optimization/90303
3144 * ipa-devirt.c (obj_type_ref_class, get_odr_type): Don't use
3145 TYPE_CANONICAL for TYPE_STRUCTURAL_EQUALITY_P types in !in_lto_p mode.
3147 2019-05-03 Richard Biener <rguenther@suse.de>
3149 PR tree-optimization/89698
3150 * gimple-fold.c (canonicalize_constructor_val): Early out
3151 for constants, handle unfolded INTEGER_CSTs as they appear in
3152 C++ virtual table ctors.
3154 2019-05-03 Richard Biener <rguenther@suse.de>
3156 * passes.c (execute_function_todo): Remove dead code.
3158 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
3160 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Do not use
3161 the internal register number, for any "real" register.
3163 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
3165 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Return the
3166 correct numbers for TFHAR, TFIAR, TEXASR.
3168 2019-05-02 Richard Biener <rguenther@suse.de>
3170 PR tree-optimization/89653
3171 * tree-ssa-loop.c (pass_data_tree_loop_init): Execute
3172 update-address-taken before the pass.
3173 * passes.def (pass_tree_loop_init): Put comment before it.
3175 2019-05-02 Richard Biener <rguenther@suse.de>
3177 PR tree-optimization/89509
3178 * tree-ssa-structalias.c (compute_dependence_clique): Look
3179 at the first subvar when determining whether it is restrict.
3181 2019-05-02 Richard Biener <rguenther@suse.de>
3183 PR tree-optimization/90273
3184 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Eliminate
3185 useless debug stmts.
3187 2019-05-02 Alejandro Martinez <alejandro.martinezvicente@arm.com>
3189 * config/aarch64/aarch64-sve.md (<sur>dot_prod<vsi2qi>): Taken from SVE
3191 * config/aarch64/iterators.md: Copied Vetype_fourth, VSI2QI and vsi2qi from
3193 * tree-vect-loop.c (use_mask_by_cond_expr_p): New function to check if a
3194 VEC_COND_EXPR be inserted to emulate a conditional internal function.
3195 (build_vect_cond_expr): Emit the VEC_COND_EXPR.
3196 (vectorizable_reduction): Use the functions above to vectorize in a
3197 fully masked loop codes that don't have a conditional internal
3200 2019-05-02 Martin Liska <mliska@suse.cz>
3202 * cgraphclones.c: Call valid_attribute_p with 1 for
3204 * config/i386/i386-c.c (ix86_pragma_target_parse): Use 0 as
3205 it's for target attribute.
3206 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
3207 Add new boolean argument.
3208 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
3210 (ix86_valid_target_attribute_tree): Pass target_clone_attr
3211 to ix86_valid_target_attribute_inner_p.
3212 (ix86_valid_target_attribute_p): Pass flags argument to
3213 ix86_valid_target_attribute_inner_p.
3214 (get_builtin_code_for_version): Use 0 as it's target attribute.
3216 2019-05-02 Martin Liska <mliska@suse.cz>
3218 * gcc.c (process_command): Add dummy file only
3220 * opts-global.c (decode_options): Pass lang_mask.
3221 * opts.c (print_help): New function.
3222 (finish_options): Print --help if help_option_argument
3224 (common_handle_option): Factor out content of OPT__help_
3226 * opts.h (finish_options): Add new argument.
3228 2019-05-02 Martin Liska <mliska@suse.cz>
3231 * config/i386/i386.c (ix86_expand_strlen): Use strlen call.
3232 With -minline-all-stringops use inline expansion using 4B loop.
3233 * doc/invoke.texi: Document the change of
3234 -minline-all-stringops.
3236 2019-05-01 Jeff Law <law@redhat.com>
3238 PR tree-optimization/88797
3239 * gimple-ssa-split-paths (is_feasible_trace): Reject cases where the
3240 PHI feeds a conditional on the RHS of an assignment.
3242 2019-04-30 Andrew Waterman <andrew@sifive.com>
3243 Jim Wilson <jimw@sifive.com>
3245 * config/riscv/constraints.md (L): New.
3246 * config/riscv/predicates.md (lui_operand): New.
3247 (sfb_alu_operand): New.
3248 * config/riscv/riscv-protos.h (riscv_expand_conditional_move): Declare.
3249 * config/riscv/riscv.c (riscv_expand_conditional_move): New.
3250 * config/riscv/riscv.h (TARGET_SFB_ALU): New.
3251 * config/riscv/risc.md (type): Add sfb_alu.
3252 (branch<mode>): Renamed from branch_order<mode>. Change predicate for
3253 operand 3 to reg_or_0_operand. In output string, change %3 to %z3.
3254 (branch_zero<mode>): Delete.
3256 (mov<GPR:mode><X:mode>cc): Likewise.
3257 * config/riscv/sifive-7.md (sifive_7_sfb_alu): New. Use in bypasses.
3259 2019-04-30 Nathan Sidwell <nathan@acm.org>
3261 * tree.h (MARK_TS_EXP): New.
3263 2019-04-30 Martin Liska <mliska@suse.cz>
3265 * opts.c (enable_warning_as_error): Provide hints
3266 for unknown options.
3268 2019-04-30 Martin Liska <mliska@suse.cz>
3271 * doc/invoke.texi: Add missing dash for gas-locview-support
3272 and gno-as-locview-support.
3274 2019-04-30 Jakub Jelinek <jakub@redhat.com>
3277 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Don't skip
3278 whitespace at the start of target attribute string.
3280 2019-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3283 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
3284 Define __ARM_FEATURE_ATOMICS.
3286 2019-04-30 Martin Liska <mliska@suse.cz>
3288 * gimple-fold.c (gimple_fold_builtin_memory_op): Change endp
3289 into built_in_function enum. Remove code for endp == 2 and
3290 use BUILT_IN_* constants.
3291 (gimple_fold_builtin): Call the function with fcode.
3293 2019-04-30 Martin Liska <mliska@suse.cz>
3295 * config/i386/i386.c (ix86_builtin_reciprocal): Cast
3296 DECL_FUNCTION_CODE into ix86_builtins enum before
3297 the switch statement.
3299 2019-04-30 Jakub Jelinek <jakub@redhat.com>
3301 PR tree-optimization/89475
3302 * tree-ssa-ccp.c (evaluate_stmt): Handle BUILT_IN_BSWAP{16,32,64}
3305 2019-04-30 Martin Liska <mliska@suse.cz>
3307 PR translation/90274
3308 * opts.c (print_filtered_help): Wrap string in _(...).
3310 2019-04-30 Bin Cheng <bin.cheng@linux.alibaba.com>
3312 PR tree-optimization/90240
3314 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
3316 PR tree-optimization/90078
3317 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
3318 checks for infinite_cost overflow.
3320 2019-04-29 Jeff Law <law@redhat.com>
3322 * passes.def: Move -Wrestrict pass after copy propagation.
3324 2019-04-29 Maya Rashish <coypu@sdf.org>
3326 * config.gcc (default_gnu_indirect_function): Default to yes
3327 for arm*-*-netbsd*, i[34567]86-*-netbsd*, powerpc*-*-netbsd*,
3328 sparc*-*-netbsd*, x86_64-*-netbsd*.
3330 2019-04-29 Vladislav Ivanishin <vlad@ispras.ru>
3332 * tree-ssa-uninit.c (is_pred_expr_subset_of): Correctly handle cases
3333 where cond2 is NE_EXPR.
3334 (is_value_included_in): Update comment.
3336 2019-04-29 Richard Biener <rguenther@suse.de>
3338 PR tree-optimization/90278
3339 * tree-ssa-forwprop.c (pass_forwprop::execute): Transfer/clean
3340 EH on comparison simplification.
3342 2019-04-29 Jason Merrill <jason@redhat.com>
3344 PR c++/82081 - tail call optimization breaks noexcept
3345 * tree-tailcall.c (find_tail_calls): Don't turn a call from a
3346 nothrow function to a might-throw function into a tail call.
3348 2019-04-29 Richard Sandiford <richard.sandiford@arm.com>
3350 * tree-data-ref.h (data_dependence_relation::inner_loop): Delete.
3351 (DDR_INNER_LOOP): Likewise.
3352 * tree-data-ref.c (dump_data_dependence_relation): Update accordingly.
3353 (initialize_data_dependence_relation): Likewise.
3354 (insert_innermost_unit_dist_vector): Use 0 instead of DDR_INNER_LOOP.
3356 2019-04-29 Jakub Jelinek <jakub@redhat.com>
3358 PR rtl-optimization/90257
3359 * cfgrtl.c (flow_active_insn_p): Return true for USE of a function
3363 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
3367 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
3370 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
3373 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
3375 * lra-spills.c (lra_final_code_change): Remove useless move insns.
3377 2019-04-29 Richard Biener <rguenther@suse.de>
3379 * tree-ssa.c (insert_debug_temp_for_var_def): For {CLOBBER}
3382 2019-04-27 Iain Buclaw <ibuclaw@gdcproject.org>
3384 * config/netbsd-d.c: Include memmodel.h. Remove unused tree.h,
3385 varasm.h, and netbsd-protos.h.
3387 2019-04-27 Uroš Bizjak <ubizjak@gmail.com>
3390 * config/i386/i386-protos.h (ix86_data_alignment): Change
3391 the second argument type to unsigned int.
3392 * config/i386/i386.c (ix86_data_alignment): Change "align"
3393 argument type to unsigned int.
3395 2019-04-27 Martin Liska <mliska@suse.cz>
3398 * opt-suggestions.c (option_proposer::build_option_suggestions):
3399 When get_valid_option_values returns empty values, add the
3400 misspelling candidate.
3402 2019-04-26 Jim Wilson <jimw@sifive.com>
3404 * config/riscv/riscv-protos.h (riscv_move_integer): Add machine_mode
3406 * config/riscv/riscv.c (riscv_move_integer): New parameter orig_mode.
3407 Pass orig_mode to riscv_build_integer.
3408 (riscv_split_integer): Pass mode to riscv_move_integer.
3409 (riscv_legitimize_const_move): Likewise.
3410 (riscv_legitimize_move): For MEM dest and CONST_INT src case, new local
3411 promoted_mode. Replace force_reg call with code to load constant into
3412 promoted reg and then subreg it for the store.
3413 * config/riscv/riscv.md (low<mode>+1): Pass <GPR:MODE>mode to
3416 2018-04-26 Eugene Sharygin <eush@ispras.ru>
3418 * gdbhooks.py: Fix UnicodeDecodeErrors when printing trees with
3421 2019-04-26 Richard Sandiford <richard.sandiford@arm.com>
3423 * tree.h (TYPE_VECTOR_SUBPARTS, SET_TYPE_VECTOR_SUBPARTS): Add
3424 commentary about the encoding of precision.
3426 2019-04-25 Andreas Tobler <andreast@gcc.gnu.org>
3428 * config/i386/freebsd64.h: Add bits for 32-bit multilib support.
3429 * config/i386/t-freebsd64: New file.
3430 * config.gcc: Add the t-freebsd64 for multilib support.
3432 2019-04-25 Uroš Bizjak <ubizjak@gmail.com>
3434 * doc/extend.texi (vector_size): Add missing comma after @xref.
3436 2019-04-25 Jakub Jelinek <jakub@redhat.com>
3438 * BASE-VER: Set to 10.0.0.
3440 2019-04-25 Richard Biener <rguenther@suse.de>
3443 * gimplify.c (gimplify_expr): Avoid turning a lvalue
3444 VIEW_CONVERT_EXPR into one operating on an rvalue.
3446 2019-04-25 H.J. Lu <hongjiu.lu@intel.com>
3449 * config/i386/i386.c (feature_priority): Moved to file scope.
3450 (processor_features): Likewise.
3451 (processor_model): Likewise.
3452 (_arch_names_table): Likewise.
3453 (arch_names_table): Likewise.
3454 (_feature_list): Removed.
3455 (feature_list): Likewise.
3456 (_isa_names_table): Moved to file scope. Add priority.
3457 (isa_names_table): Likewise.
3458 (get_builtin_code_for_version): Replace feature_list with
3459 isa_names_table. Update error message for P_ZERO priority.
3461 2019-04-25 Richard Biener <rguenther@suse.de>
3463 * tree-pass.h (make_pass_phi_only_cprop): Remove.
3464 * timevar.def (TV_TREE_PHI_CPROP): Likewise.
3466 2019-04-24 Jeff Law <law@redhat.com>
3468 PR tree-optimization/90037
3469 * Makefile.in (OBJS): Remove tree-ssa-phionlycprop.c
3470 * passes.def: Replace all instance of phi-only cprop with the
3471 lattice propagator. Move propagation pass from after erroneous
3472 path isolation to before erroneous path isolation.
3473 * tree-ssa-phionlycprop.c: Remove.
3475 2019-04-24 Richard Biener <rguenther@suse.de>
3478 * gimple-fold.c (fold_const_aggregate_ref_1): Do multiplication
3479 by size and BITS_PER_UNIT on poly-wide-ints.
3481 2019-04-25 Richard Biener <rguenther@suse.de>
3484 * match.pd: Add pattern to simplify view-conversion of an
3487 2019-04-24 Clement Chigot <clement.chigot@atos.net>
3489 * config/rs6000/aix71.h (SUBTARGET_OVERRIDE_OPTIONS): Disable
3490 OPTION_MASK_VSX and OPTION_MASK_ALTIVEC from rs6000_isa_flags
3491 for Go on 32 bit AIX.
3492 * config/rs6000/aix72.h: Likewise.
3494 2019-04-24 Jakub Jelinek <jakub@redhat.com>
3497 * rtl.c (classify_insn): Return JUMP_INSN for asm goto.
3498 * emit-rtl.c (try_split): Copy over REG_LABEL_TARGET.
3500 2019-04-24 Andreas Krebbel <krebbel@linux.ibm.com>
3503 * config/s390/s390.c (s390_restore_gprs_from_fprs): Restore GPRs
3504 from FPRs in reverse order. Generate REG_CFA_DEF_CFA note also
3505 for restored hard frame pointer.
3506 (s390_sched_dependencies_evaluation): Implement new target hook.
3507 (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK): New macro definition.
3509 2019-04-24 Claudiu Zissulescu <claziss@sysnopsys.com>
3511 * config/arc/arc-options.def: Fix typos and spelling mistakes.
3512 * config/arc/arc.c (arc_init): Cleanup warning message.
3513 (arc_override_options): Likewise.
3515 2019-04-24 Jakub Jelinek <jakub@redhat.com>
3518 * config/i386/i386.c (ix86_expand_sse_fp_minmax): Force if_true into
3519 a register if both if_true and if_false are MEMs.
3521 PR tree-optimization/90208
3522 * tree-cfg.c (remove_bb): Move forced labels from removed bbs
3523 after labels of new_bb, not before them.
3525 PR tree-optimization/90211
3526 * tree-parloops.c (try_create_reduction_list): Ignore phi arguments
3527 which are not SSA_NAMEs.
3529 2018-04-23 Sudakshina Das <sudi.das@arm.com>
3531 * config/aarch64/aarch64-linux.h (TARGET_ASM_FILE_END): Define for
3533 (aarch64_file_end_indicate_exec_stack): Add gnu note section.
3535 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
3537 PR rtl-optimization/87979
3538 * modulo-sched.c (sms_schedule): Start ii value "mii" should
3541 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
3543 PR rtl-optimization/84032
3544 * modulo-sched.c (ps_insn_find_column): Change condition so that
3545 branch will always be the last insn in a row inside partial
3548 2019-04-23 Richard Biener <rguenther@suse.de>
3551 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Add
3552 dest_single_pred_p argument.
3553 (remove_forwarder_block): Adjust.
3554 (remove_forwarder_block_with_phi): Likewise.
3556 2019-04-23 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3557 Bernd Edlinger <bernd.edlinger@hotmail.de>
3558 Jakub Jelinek <jakub@redhat.com>
3561 * config/arm/arm.c (aapcs_vfp_is_call_or_return_candidate): Diagnose
3562 if used with general-regs-only.
3563 (arm_conditional_register_usage): Don't add non-general regs if
3565 (arm_valid_target_attribute_rec): Handle general-regs-only.
3566 * config/arm/arm.h (TARGET_HARD_FLOAT): Return false if
3568 (TARGET_HARD_FLOAT_SUB): Define.
3569 (TARGET_SOFT_FLOAT): Define as negation of TARGET_HARD_FLOAT_SUB.
3570 (TARGET_REALLY_IWMMXT): Add && !TARGET_GENERAL_REGS_ONLY.
3571 (TARGET_REALLY_IWMMXT2): Likewise.
3572 * config/arm/arm.opt: Add -mgeneral-regs-only.
3573 * doc/extend.texi: Document ARM general-regs-only target.
3574 * doc/invoke.texi: Document ARM -mgeneral-regs-only.
3576 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
3578 PR tree-optimization/90078
3579 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
3580 checks for infinite_cost overflow.
3582 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
3584 PR tree-optimization/90021
3585 * tree-chrec.c (evolution_function_is_univariate_p): New parameter
3586 and check univariate against it.
3587 * tree-chrec.h (evolution_function_is_univariate_p): New parameter.
3588 * tree-data-ref.c (add_other_self_distances): Pass new argument.
3590 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
3594 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
3597 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
3600 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
3602 * lra-spills.c (lra_final_code_change): Remove useless move insns.
3604 2019-04-21 Iain Sandoe <iain@sandoe.co.uk>
3606 * config/rs6000/rs6000.md (group_end_nop): Emit insn register
3607 names using operand format, rather than hard-wired.
3608 (speculation_barrier): Likewise.
3610 2019-04-19 Segher Boessenkool <segher@kernel.crashing.org>
3612 PR tree-optimization/88055
3613 * tree-call-cdce.c (comparison_code_if_no_nans): New function.
3614 (gen_one_condition): Use it if !HONOR_NANS.
3616 2019-04-19 Jakub Jelinek <jakub@redhat.com>
3619 * tree-outof-ssa.c (get_temp_reg): If reg_mode is BLKmode, return
3620 assign_temp instead of gen_reg_rtx.
3622 2019-04-19 Christophe Lyon <christophe.lyon@linaro.org>
3624 PR translation/90118
3625 * config/aarch64/aarch64.c (aarch64_override_options_internal):
3626 Add missing space before %<.
3628 2019-04-18 Peter Bergner <bergner@linux.ibm.com>
3630 PR rtl-optimization/87871
3631 * ira-lives.c (make_object_dead): Don't add conflicts to
3632 TOTAL_CONFLICT_HARD_REGS for register ignore_reg_for_conflicts.
3634 2019-04-18 Martin Sebor <msebor@redhat.com>
3637 * tree.h (TYPE_VECTOR_SUBPARTS): Use HOST_WIDE_INT_1U.
3638 * config/aarch64/aarch64.c (aarch64_simd_vector_alignment): Avoid
3639 assuming type size fits in SHWI.
3641 2019-04-18 Jan Hubicka <hubicka@ucw.cz>
3644 * ipa-inline.c (flatten_function): New parameter UPDATE.
3645 (ipa_inline, early_inliner): Use it.
3647 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
3649 * fold-const.c (int_const_binop): Return early on failure.
3651 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
3654 * combine.c (force_int_to_mode): Cast the argument rather than
3655 the result of known_alignment.
3656 * rtlanal.c (rtx_addr_can_trap_p_1): Use known_subrange_p.
3658 2019-04-18 Richard Biener <rguenther@suse.de>
3661 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Split
3663 (remove_forwarder_block): ... here.
3664 (remove_forwarder_block_with_phi): Also move debug stmts here.
3666 2019-04-18 Jakub Jelinek <jakub@redhat.com>
3668 PR translation/79183
3669 * gimple-ssa-sprintf.c (format_directive): Use inform_n instead of
3670 inform where appropriate.
3672 2019-04-18 Richard Biener <rguenther@suse.de>
3674 * tree.c (get_qualified_type): Put found type variants at the
3675 head of the variant list.
3677 2018-04-17 Segher Boessenkool <segher@kernel.crashing.org>
3679 * config/rs6000/rs6000.c (rs6000_register_move_cost): Fix typo.
3681 2019-04-17 Hongtao Liu <hongtao.liu@intel.com>
3684 * config/i386/avx512fintrin.h (_mm_maskz_fmadd_round_sd,
3685 _mm_maskz_fmadd_round_ss, _mm_maskz_fmsub_round_sd,
3686 _mm_maskz_fmsub_round_ss, _mm_maskz_fnmadd_round_sd,
3687 _mm_maskz_fnmadd_round_ss, _mm_maskz_fnmsub_round_sd,
3688 _mm_maskz_fnmsub_round_ss): Use _maskz builtin instead of _mask3.
3690 2019-04-17 Peter Bergner <bergner@linux.ibm.com>
3692 * ira-conflicts.c (print_allocno_conflicts): Always print something,
3693 even for allocno's with no conflicts.
3694 (print_conflicts): Print an extra newline.
3696 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
3698 * auto-inc-dec.c (attempt_change): Set the alignment of the
3699 temporary memory to that of the original.
3701 2019-04-17 Joao Moreira <jmoreira@suse.de>
3703 * targhooks.c (default_print_patchable_function_entry): Emit
3704 __patchable_function_entries section with writable flags to allow
3705 relocation resolution.
3707 2019-04-17 Jonny Grant <jg@jguk.org>
3709 * collect2.c (main): Change gcc.gnu.org URL to HTTPS.
3711 2019-04-17 Jakub Jelinek <jakub@redhat.com>
3714 * internal-fn.c (expand_mul_overflow): Don't set SUBREG_PROMOTED_VAR_P
3717 2019-04-17 Claudiu Zissulescu <claziss@synopsys.com>
3719 * config/arc/arc.c (arc_init): Format diagnostic string.
3720 (arc_override_options): Likewise.
3721 (check_if_valid_regno_const): Likewise.
3722 (arc_reorg): Likewise.
3724 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
3727 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Adjust pattern
3729 (rs6000_emit_allocate_stack_1): Simplify condition. Adjust pattern
3731 * config/rs6000/rs6000.md (bits): Add entries for SF and DF.
3732 (*movdi_update1): Use Pmode.
3733 (movdi_<mode>_update): Fix argument to avoiding_indexed_address_p.
3734 (movdi_<mode>_update_stack): Rename to ...
3735 (movdi_update_stack): ... this. Fix comment. Change condition. Don't
3737 (*movsi_update1): Use Pmode.
3738 (*movsi_update2): Use Pmode.
3739 (movsi_update): Rename to ...
3740 (movsi_<mode>_update): ... this. Use Pmode.
3741 (movsi_update_stack): Fix condition.
3742 (*movhi_update1): Use Pmode. Fix argument to
3743 avoiding_indexed_address_p.
3744 (*movhi_update2): Ditto.
3745 (*movhi_update3): Ditto.
3746 (*movhi_update4): Ditto.
3747 (*movqi_update1): Ditto.
3748 (*movqi_update2): Ditto.
3749 (*movqi_update3): Ditto.
3750 (*movsf_update1, *movdf_update1): Merge, rename to...
3751 (*mov<mode>_update1): This. Use Pmode. Fix argument to
3752 avoiding_indexed_address_p. Add "size" attribute.
3753 (*movsf_update2, *movdf_update2): Merge, rename to...
3754 (*mov<mode>_update2): This. Ditto.
3755 (*movsf_update3): Use Pmode. Fix argument to
3756 avoiding_indexed_address_p.
3757 (*movsf_update4): Ditto.
3758 (allocate_stack): Simplify condition. Adjust pattern names.
3760 2019-04-17 Jakub Jelinek <jakub@redhat.com>
3763 * config/arm/arm.c (arm_valid_target_attribute_rec): Don't skip
3764 whitespace at the start of target attribute string.
3766 2019-04-16 Pat Haugen <pthaugen@us.ibm.com>
3769 * config/rs6000/power9.md: Add store forwarding bypass.
3771 2019-04-16 Alexandre Oliva <aoliva@redhat.com>
3774 * valtrack.c (dead_debug_insert_temp): Reset debug references
3775 to the return value of a call being removed.
3777 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
3779 * config/arc/arc-protos.h (arc_register_move_cost): Remove.
3780 * config/arc/arc.c (arc_register_move_cost): Re-purpose it to
3781 implement target hook.
3782 (arc_memory_move_cost): New function.
3783 (TARGET_REGISTER_MOVE_COST): Define.
3784 (TARGET_MEMORY_MOVE_COST): Likewise.
3785 * config/arc/arc.h (REGISTER_MOVE_COST): Remove.
3786 (MEMORY_MOVE_COST): Likewise.
3788 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
3790 * config/arc/arc.md (sibcall_insn): Use Rcd constraint.
3791 (sibcall_value_insn): Likewise.
3792 * config/arc/constraints.md (Rs5): Remove.
3794 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
3796 * config/arc/arc.c (arc_hard_regno_modes): Add two missing modes
3797 for last two fake registers.
3798 (arc_conditional_register_usage): Make sure fake frame and arg
3799 pointer regs are in general regs class.
3800 (FRAME_POINTER_MASK): Remove.
3801 (RETURN_ADDR_MASK): Remove.
3802 (arc_must_save_register): Use hard frame regnum.
3803 (frame_restore_reg): Use hard_frame_pointer_rtx.
3804 (arc_save_callee_saves): Likewise.
3805 (arc_restore_callee_saves): Likewise.
3806 (arc_save_callee_enter): Likewise.
3807 (arc_restore_callee_leave): Likewise.
3808 (arc_save_callee_milli): Likewise.
3809 (arc_eh_return_address_location): Likewise.
3810 (arc_check_multi): Use hard frame regnum.
3811 (arc_can_eliminate): Likewise.
3812 * config/arc/arc.h (FIXED_REGISTERS): Make FP register available
3813 for register allocator.
3814 (REG_CLASS_CONTENTS): Update GENERAL_REGS.
3815 (REGNO_OK_FOR_BASE_P): Consider FRAME_POINTER_REGNUM.
3816 (FRAME_POINTER_REGNUM): Change it to a fake register.
3817 (HARD_FRAME_POINTER_REGNUM): Defined.
3818 (ARG_POINTER_REGNUM): Change it to a new fake register.
3819 (ELIMINABLE_REGS): Update.
3820 (REGISTER_NAMES): Update names.
3821 * config/arc/arc.md (LP_START): Remove.
3823 (shift_si3_loop): Update pattern.
3825 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
3827 * config/arc/arc.c (arc_expand_prologue): Emit blockage regardless
3828 to avoid delay slot scheduling.
3829 (arc_must_save_register): Don't save SP.
3830 * config/arc/arc.md (stack_tie): Remove.
3831 (UNSPEC_ARC_STKTIE): Likewise.
3833 2019-04-16 Kito Cheng <kito.cheng@gmail.com>
3834 Shiva Chen <shiva0217@gmail.com>
3836 * config/nds32/nds32-md-auxiliary.c (nds32_split_ashiftdi3): Fix wrong
3837 code gen with large shift amount.
3839 2019-04-16 Chung-Ju Wu <jasonwucj@gmail.com>
3841 * config/nds32/nds32-pipelines-auxiliary.c (wext_odd_dep_p): Handle
3844 2019-04-16 Jakub Jelinek <jakub@redhat.com>
3847 * config/i386/i386.c (ix86_target_string): Add ADD_ABI_P argument, only
3848 print -m64/-mx32/-m32 if it is true.
3849 (ix86_debug_options, ix86_function_specific_print): Pass true as
3850 ADD_ABI_P to ix86_target_string.
3851 (ix86_expand_builtin): Adjust ix86_target_string caller, pass true as
3852 ADD_ABI_P only if OPTION_MASK_ISA_64BIT is set in bisa and in that case
3853 or into it OPTION_MASK_ISA_ABI_64 or OPTION_MASK_ISA_ABI_X32.
3855 PR rtl-optimization/90082
3856 * dce.c (can_delete_call): New function.
3857 (deletable_insn_p, mark_insn): Use it.
3859 PR tree-optimization/90090
3860 * tree-ssa-math-opts.c (is_division_by): Ignore divisions that can
3862 (is_division_by_square): Likewise. Formatting fix.
3864 2019-04-16 Richard Biener <rguenther@suse.de>
3866 PR tree-optimization/56049
3867 * tree-ssa-loop-im.c (mem_ref_hasher::equal): Elide alias-set
3868 equality check if alias-set zero will prevail.
3870 2019-04-15 Jeff Law <law@redhat.com>
3872 * config/microblaze/microblaze.c (microblaze_expand_block_move): Treat
3873 size and alignment as unsigned.
3875 2019-04-15 Richard Biener <rguenther@suse.de>
3878 * tree-loop-distribution.c (destroy_loop): Preserve correct
3881 2019-04-15 Richard Biener <rguenther@suse.de>
3883 PR tree-optimization/90071
3884 * tree-ssa-reassoc.c (init_range_entry): Do not pick up
3885 abnormal operands from def stmts.
3887 2019-04-15 Segher Boessenkool <segher@kernel.crashing.org>
3889 PR rtl-optimization/89794
3890 * combine.c (count_auto_inc): New function.
3891 (try_combine): Count how many auto_inc expressions there were in the
3892 original instructions. Ensure we have the same number in the new
3893 instructions. Remove the code that tried to ensure auto_inc side
3894 effects on i1 and i0 are not lost.
3896 2019-04-15 Richard Biener <rguenther@suse.de>
3899 * tree.h (auto_var_p): Declare.
3900 * tree.c (auto_var_p): New function, split out from ...
3901 (auto_var_in_fn_p): ... here.
3902 * tree-ssa-structalias.c (struct variable_info): Add shadow_var_uid
3904 (new_var_info): Initialize it.
3905 (set_uids_in_ptset): Also set the shadow variable uid if required.
3906 (ipa_pta_execute): Postprocess points-to solutions assigning
3907 shadow variable uids for locals that may reach their containing
3908 function recursively.
3909 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Do not
3910 assert but instead check whether the points-to solution is
3913 2019-04-15 Martin Jambor <mjambor@suse.cz>
3916 * cgraph.c (clone_of_p): Loop over clone chain for each step in
3919 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
3921 * config.gcc (nds32*-*-linux*): Set gcc_cv_initfini_array to yes.
3923 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
3924 Kito Cheng <kito.cheng@gmail.com>
3925 Shiva Chen <shiva0217@gmail.com>
3927 * config/nds32/nds32-md-auxiliary.c
3928 (nds32_legitimize_pic_address): Use new PIC pattern.
3929 (nds32_legitimize_tls_address): Use new TLS pattern.
3930 (nds32_output_symrel): New.
3931 * config/nds32/nds32-protos.h (nds32_output_symrel): Declare.
3932 (nds32_alloc_relax_group_id): Ditto.
3933 * config/nds32/nds32-relax-opt.c (nds32_alloc_relax_group_id): New.
3934 (nds32_group_insns): Use nds32_alloc_relax_group_id instead of use
3936 (nds32_group_tls_insn): Ditto.
3937 (nds32_group_float_insns): Ditto.
3938 * config/nds32/nds32.md (tls_le): New.
3941 2019-04-15 Chung-Ju Wu <jasonwucj@gmail.com>
3943 * configure: Add nds32 target for dwarf2 debug_line checking.
3944 * configure.ac: Regenerated.
3946 2019-04-14 Jan Hubicka <hubicka@ucw.cz>
3949 * ipa-devirt.c (skip_in_fields_list_p): New.
3950 (odr_types_equivalent_p): Use it.
3952 2019-04-13 Jakub Jelinek <jakub@redhat.com>
3955 * config/arm/arm.c (arm_valid_target_attribute_rec): Use strcmp
3956 instead of strncmp when checking for thumb and arm. Formatting fixes.
3958 2019-04-12 Iain Buclaw <ibuclaw@gdcproject.org>
3960 * doc/install.texi: Document --with-target-system-zlib.
3962 2019-04-12 Martin Sebor <msebor@redhat.com>
3968 * targhooks.c (default_vector_alignment): Avoid assuming
3969 argument fits in SHWI.
3970 * tree.h (TYPE_VECTOR_SUBPARTS): Avoid sign overflow in
3972 * doc/extend.texi (__builtin_has_attribute): Add a clarifying note.
3974 2019-04-12 Jakub Jelinek <jakub@redhat.com>
3976 PR rtl-optimization/89965
3977 * dce.c: Include rtl-iter.h.
3978 (struct check_argument_load_data): New type.
3979 (check_argument_load): New function.
3980 (find_call_stack_args): Check for loads from stack slots still tracked
3981 in sp_bytes and punt if any is found.
3983 * config/mips/loongson-mmiintrin.h: Fix up #error message.
3985 2019-04-12 Jan Hubicka <hubicka@ucw.cz>
3987 * params.def (PARAM_MAX_LTO_STREAMING_PARALLELISM): New parameter.
3988 * doc/invoke.texi (max-lto-streaming-paralellism): New --param.
3990 2019-04-12 Martin Liska <mliska@suse.cz>
3993 * multiple_target.c (create_dispatcher_calls): Wrap ifunc
3995 (separate_attrs): Handle multiple 'default's.
3996 (expand_target_clones): Rework error handling code.
3998 2019-04-12 Kelvin Nilsen <kelvin@gcc.gnu.org>
4001 * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): Use inner
4002 mode of vector rather than mode of destination for move instruction.
4003 * config/rs6000/vsx.md (*vsx_extract_<mode>_<VS_scalar>mode_var):
4004 Use QI inner mode with V16QI vector mode.
4006 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4009 * config/tilepro/tilepro.c (tilepro_print_operand): Use just
4010 "invalid %%t operand" in output_operand_lossage message.
4012 2019-04-12 Andreas Krebbel <krebbel@linux.ibm.com>
4014 * config/s390/predicates.md (permute_pattern_operand): New
4016 * config/s390/vector.md ("*vec_splats_bswap_vec<mode>"): Add USE
4017 operand for the permute pattern.
4018 ("*vec_perm<mode>"): New insn definition.
4019 ("bswap<mode>"): Generate the permute pattern operand in the
4020 expander and perform the operand reloads for pre arch13 level
4022 ("*bswap<mode>_emu"): Rename to ...
4023 ("*bswap<mode>"): ... this. And make the splitter vxe2 only.
4024 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>"):
4025 Add the USE operand for the permute pattern.
4026 ("*vec_set_bswap_vec<mode>"): Likewise.
4028 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4031 * varasm.c (assemble_start_function): Don't use tree_fits_uhwi_p
4032 and gcc_unreachable if it fails, just call tree_to_uhwi which
4033 verifies that too. Test TREE_CHAIN instead of list_length > 1.
4034 Start warning message with a lower-case letter. Formatting fixes.
4036 PR rtl-optimization/90026
4037 * cfgcleanup.c (try_optimize_cfg): When removing empty bb with no
4038 successors, look for BARRIERs inside of the whole BB_FOOTER chain
4039 rather than just at the start of it. If e->src BB_FOOTER is not NULL
4040 in cfglayout mode, use emit_barrier_after_bb.
4042 2018-04-11 Steve Ellcey <sellcey@marvell.com>
4044 PR rtl-optimization/87763
4045 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>4_noshift_alt):
4048 2019-04-11 Tom de Vries <tdevries@suse.de>
4050 * doc/extend.texi (@node Statement Exprs): Note variable shadowing at
4051 max macro using statement expression.
4053 2019-04-11 David Edelsohn <dje.gcc@gmail.com>
4055 * xcoffout.h (xcoff_private_rodata_section_name): Declare.
4056 * xcoffout.c (xcoff_private_rodata_section_name): Define.
4057 * config/rs6000/rs6000.c (rs6000_xcoff_asm_init_sections): Create
4058 read_only_private_data_section using xcoff_private_rodata_section_name.
4059 (rs6000_xcoff_file_start): Generate xcoff_private_rodata_section_name.
4061 2019-04-11 Christophe Lyon <christophe.lyon@linaro.org>
4064 * config/aarch64/aarch64.opt (msve-vector-bits): Add missing final '.'.
4066 2019-04-11 Jakub Jelinek <jakub@redhat.com>
4068 PR rtl-optimization/89965
4069 * dce.c (sp_based_mem_offset): New function.
4070 (find_call_stack_args): Use sp_based_mem_offset.
4072 2019-04-11 Jonathan Wakely <jwakely@redhat.com>
4074 * doc/invoke.texi (Optimize Options): Clarify -flive-patching docs.
4076 2019-04-11 Richard Biener <rguenther@suse.de>
4078 PR tree-optimization/90020
4079 * tree-ssa-sccvn.c (vn_reference_may_trap): New function.
4080 * tree-ssa-sccvn.h (vn_reference_may_trap): Declare.
4081 * tree-ssa-pre.c (compute_avail): Use it to not put
4082 possibly trapping references after a call that might not
4083 return into EXP_GEN.
4084 * gcse.c (compute_hash_table_work): Do not elide
4085 marking a block containing a call if the call might not
4088 2019-04-11 Richard Biener <rguenther@suse.de>
4090 PR tree-optimization/90018
4091 * tree-vect-data-refs.c (vect_preserves_scalar_order_p):
4092 Test both SLP and interleaving variants.
4094 2019-04-11 Robin Dapp <rdapp@linux.ibm.com>
4096 * config/s390/8561.md: New file.
4097 * config/s390/driver-native.c (s390_host_detect_local_cpu):
4098 Add arch13 cpu model.
4099 * config/s390/s390-opts.h (enum processor_type): Likewise.
4100 * config/s390/s390.c (s390_get_sched_attrmask): Add arch13.
4101 (s390_get_unit_mask): Likewise.
4102 (s390_is_fpd): Likewise.
4103 (s390_is_fxd): Likewise.
4104 * config/s390/s390.h (s390_tune_attr): Likewise.
4105 * config/s390/s390.md: Include arch13 pipeline description.
4106 * config/s390/s390.opt: Add arch13.
4108 2018-04-10 Steve Ellcey <sellcey@marvell.com>
4110 PR rtl-optimization/87763
4111 * config/aarch64/aarch64-protos.h (aarch64_masks_and_shift_for_bfi_p):
4113 * config/aarch64/aarch64.c (aarch64_masks_and_shift_for_bfi_p):
4115 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>5_shift):
4117 (*aarch64_bfi<GPI:mode>5_shift_alt): Ditto.
4118 (*aarch64_bfi<GPI:mode>4_noand): Ditto.
4119 (*aarch64_bfi<GPI:mode>4_noand_alt): Ditto.
4120 (*aarch64_bfi<GPI:mode>4_noshift): Ditto.
4122 2019-04-10 Jonathan Wakely <jwakely@redhat.com>
4124 * doc/invoke.texi (Optimize Options): Change "Nevertheless" to
4125 "Although" in -fipa-icf documentation.
4127 * doc/invoke.texi (Debugging Options): Explicitly state the semantics
4128 of using multiple -g options.
4130 2019-04-10 Martin Liska <mliska@suse.cz>
4132 PR gcov-profile/89959
4133 * doc/gcov.texi: Make documentation of -x option
4136 2019-04-10 Richard Biener <rguenther@suse.de>
4138 * tree-vectorizer.h (_stmt_vec_info): Remove same_dr_stmt
4140 (DR_GROUP_SAME_DR_STMT): Remove.
4141 * tree-vect-stmts.c (vectorizable_load): Remove unreachable code.
4142 * tree-vect-data-refs.c (vect_analyze_group_access_1): Likewise,
4143 replace with assert.
4144 (vect_analyze_data_ref_accesses): Fix INTEGER_CST comparison.
4145 (vect_record_grouped_load_vectors): Remove unreachable code.
4147 2019-04-10 Richard Earnshaw <rearnsha@arm.com>
4150 * config/aarch64/aarch64.opt (msve-vector-bits): Remove redundant and
4151 obsolete reference to N.
4153 2019-04-10 Jakub Jelinek <jakub@redhat.com>
4156 * expr.c (store_expr): Set properly size on the MEM passed to
4160 * gimple-ssa-sprintf.c (target_to_host): Fix handling of targstr
4161 with strlen in between hostsz-3 and hostsz-1 inclusive when no
4162 translation is needed, and when translation is needed, only append
4163 ... if the string length is hostsz or more bytes long. Avoid using
4166 2019-04-09 Matthew Malcomson <matthew.malcomson@arm.com>
4169 * config/arm/arm.c (neon_valid_immediate): Disallow VOIDmode parameter.
4170 * config/arm/constraints.md (Dm, DN, Dn): Split previous Dn constraint
4172 * config/arm/neon.md (*neon_mov<mode>): Account for TImode and DImode
4173 differences directly.
4174 (*smax<mode>3_neon, vashl<mode>3, vashr<mode>3_imm): Use Dm constraint.
4176 2019-04-09 Jakub Jelinek <jakub@redhat.com>
4178 PR translation/90011
4179 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
4181 * config/arm/freebsd.h (LINK_SPEC): Remove trailing space from -p
4183 * config/riscv/freebsd.h (LINK_SPEC): Likewise.
4184 * config/aarch64/aarch64-freebsd.h (FBSD_TARGET_LINK_SPEC): Likewise.
4185 * config/darwin.h (DRIVER_SELF_SPECS, ASM_FINAL_SPEC): Remove
4186 trailing space from -gsplit-dwarf diagnostics.
4188 PR tree-optimization/89998
4189 * gimple-ssa-sprintf.c (try_substitute_return_value): Use lhs type
4190 instead of integer_type_node if possible, don't add ranges if return
4191 type is not compatible with int.
4192 * gimple-fold.c (gimple_fold_builtin_sprintf,
4193 gimple_fold_builtin_snprintf): Use lhs type instead of hardcoded
4196 2019-04-09 Martin Liska <mliska@suse.cz>
4198 * Makefile.in: Use GENERATOR_CFLAGS for all generators.
4199 * doc/install.texi: Document the new config.
4201 2019-04-09 Richard Sandiford <richard.sandiford@arm.com>
4203 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Always
4204 use gimple_expr_type for load and store calls. Skip over the
4205 condition argument in a conditional internal function.
4206 Protect use of TREE_INT_CST_LOW.
4208 2019-04-09 Jakub Jelinek <jakub@redhat.com>
4211 * config/riscv/riscv.c (riscv_get_interrupt_type): Fix comment typo.
4212 (riscv_merge_decl_attributes): Fix typo in diagnostics. Remove
4213 trailing period from it too.
4215 2019-04-08 wu yuan <wuyuan5@huawei.com>
4217 * config/aarch64/aarch64-cores.def (tsv1100): Change scheduling model.
4218 * config/aarch64/aarch64.md : Add "tsv110.md"
4219 * config/aarch64/tsv110.md: New file.
4221 2019-04-08 Richard Biener <rguenther@suse.de>
4223 PR tree-optimization/90006
4224 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
4227 2019-04-08 Andrea Corallo <andrea.corallo@arm.com>
4230 * config/aarch64/cortex-a57-fma-steering.c (fma_forest): Prohibit copy
4232 (fma_root_node): Likewise.
4233 (func_fma_steering): Likewise.
4235 2019-04-08 Jakub Jelinek <jakub@redhat.com>
4237 PR rtl-optimization/89865
4238 * config/i386/i386.md: Add peepholes for z = x; x ^= y; x != z.
4240 PR rtl-optimization/89865
4241 * config/i386/i386.md
4242 (SWI12 peephole for mem {+,-,&,|,^}= x; mem != 0): Fix up operand
4243 numbers not to clash with the additional operands[4].
4244 (peepholes for mem {+,-,&,|,^}= x; mem != 0): New peephole2s
4245 with extra register copy in the middle.
4247 2019-04-08 Martin Liska <mliska@suse.cz>
4249 PR gcov-profile/89961
4250 * doc/gcov.texi: Document data_file.
4251 * gcov.c (generate_results): Add data_info into JSON output.
4253 2019-04-01 Bin Cheng <bin.cheng@linux.alibaba.com>
4255 PR tree-optimization/89725
4256 * tree-chrec.c (chrec_contains_symbols): New parameter. Handle outer
4257 loop's chrec as invariant symbol.
4258 * tree-chrec.h (chrec_contains_symbols): New parameter.
4259 * tree-data-ref.c (analyze_miv_subscript): Pass new argument.
4260 (build_classic_dist_vector_1, add_other_self_distances): Bypass access
4261 function of loops not in DDR's loop_nest.
4262 * tree-data-ref.h (index_in_loop_nest): Add unreachable check.
4264 2019-04-08 Chenghua Xu <paul.hua.gm@gmail.com>
4267 * config/mips/mips.opt (LOONGSON_EXT2): Use Var instead of
4270 2019-04-07 Uroš Bizjak <ubizjak@gmail.com>
4273 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
4274 Avoid calling gen_lowpart with SYMBOL_REF and LABEL_REF operand.
4276 2019-04-05 Joern Rennecke <joern.rennecke@embecosm.com>
4278 * sched-deps.c (sched_macro_fuse_insns): Check return value of
4279 targetm.fixed_condition_code_regs.
4281 2019-04-05 Richard Biener <rguenther@suse.de>
4285 * tree-cfgcleanup.c (remove_forwarder_block): Always move
4286 debug bind stmts but reset them if they are not valid at the
4289 2019-04-05 Martin Liska <mliska@suse.cz>
4291 PR translation/89936
4292 * collect-utils.c (collect_execute): Use %< and %>, or %qs in
4293 order to wrap keywords or arguments.
4294 * collect2.c (main): Likewise.
4295 (scan_prog_file): Likewise.
4296 (scan_libraries): Likewise.
4297 * common/config/riscv/riscv-common.c
4298 (riscv_subset_list::parsing_subset_version): Likewise.
4299 (riscv_subset_list::parse_std_ext): Likewise.
4300 * config/aarch64/aarch64.c (aarch64_override_options_internal):
4302 * config/arm/arm.c (arm_option_override): Likewise.
4303 * config/cris/cris.c (cris_print_operand): Likewise.
4304 * config/darwin-c.c (darwin_pragma_options): Likewise.
4305 (darwin_pragma_unused): Likewise.
4306 (darwin_pragma_ms_struct): Likewise.
4307 * config/ft32/ft32.c (ft32_print_operand): Likewise.
4308 * config/i386/i386.c (print_reg): Likewise.
4309 (ix86_print_operand): Likewise.
4310 * config/i386/xm-djgpp.h: Likewise.
4311 * config/iq2000/iq2000.c (iq2000_print_operand): Likewise.
4312 * config/m32c/m32c.c (m32c_option_override): Likewise.
4313 * config/msp430/msp430.c (msp430_option_override): Likewise.
4314 * config/nds32/nds32.c (nds32_option_override): Likewise.
4315 * config/nvptx/mkoffload.c (main): Likewise.
4316 * config/rx/rx.c (rx_print_operand): Likewise.
4317 (valid_psw_flag): Likewise.
4318 * config/vms/vms-c.c (vms_pragma_member_alignment): Likewise.
4319 (vms_pragma_nomember_alignment): Likewise.
4320 (vms_pragma_extern_model): Likewise.
4321 * lto-wrapper.c (compile_offload_image): Likewise.
4322 * omp-offload.c (oacc_parse_default_dims): Likewise.
4323 * symtab.c (symtab_node::verify_base): Likewise.
4324 * tlink.c (recompile_files): Likewise.
4325 (start_tweaking): Likewise.
4326 * tree-profile.c (parse_profile_filter): Likewise.
4328 2019-04-05 Richard Sandiford <richard.sandiford@arm.com>
4330 PR tree-optimization/89956
4331 * tree-ssa-math-opts.c (convert_mult_to_fma): Protect against
4332 multiple negates of the same value.
4334 2019-04-04 Martin Sebor <msebor@redhat.com>
4338 * builtins.c (expand_builtin_strnlen): Make sure wi::ltu_p operands
4339 have the same precision since the function crashes otherwise.
4340 * calls.c (maybe_warn_nonstring_arg): Avoid assuming strnlen() call
4341 has non-zero arguments.
4343 2019-04-04 Martin Sebor <msebor@redhat.com>
4346 * gimple-ssa-warn-restrict.c (builtin_access::builtin_access): Bail
4347 out if the number of arguments is less than expected.
4349 2019-04-04 Jeff Law <law@redhat.com>
4351 PR rtl-optimization/89399
4352 * ree.c (combine_set_extension): Use single_set rather than
4353 digging into PATTERN for items on the candidate list.
4354 (combine_reaching_defs): Likewise.
4356 2019-04-04 Richard Sandiford <richard.sandiford@arm.com>
4358 PR rtl-optimization/46590
4359 * loop-invariant.c (find_defs): Move df_remove_problem and
4360 df_process_deferred_rescans to move_invariants.
4361 Move df_live_add_problem and df_live_set_all_dirty calls
4363 (move_invariants): Likewise.
4364 (move_loop_invariants): Likewise, making the df_live calls
4365 conditional on -O. Remove the problem again if we added it
4368 2019-04-03 qing zhao <qing.zhao@oracle.com>
4370 PR tree-optimization/89730
4371 * ipa-inline.c (can_inline_edge_p): Delete the checking for
4372 -flive-patching=inline-only-static.
4373 (can_inline_edge_by_limits_p): Add the checking for
4374 -flive-patching=inline-only-static and grant always_inline
4375 even when -flive-patching=inline-only-static is specified.
4377 2019-04-03 Jeff Law <law@redhat.com>
4379 PR rtl-optimization/81025
4380 * reorg.c (skip_consecutive_labels): Do not skip past a BARRIER.
4382 2019-04-03 Richard Biener <rguenther@suse.de>
4384 PR tree-optimization/84101
4385 * tree-vect-stmts.c: Include explow.h for hard_function_value,
4386 regs.h for hard_regno_nregs.
4387 (cfun_returns): New helper.
4388 (vect_model_store_cost): When vectorizing a store to a decl
4389 we return and the function ABI returns in a multi-reg location
4390 account for the possible spilling that will happen.
4392 2019-04-03 Andreas Krebbel <krebbel@linux.ibm.com>
4394 * config/s390/s390.c (s390_legitimate_address_p): Reject long
4395 displacement addresses for vector mode operands.
4397 2019-04-03 Claudiu Zissulescu <claziss@synopsys.com>
4399 * config/arc/arc.c (GMASK_LEN): Define.
4400 (arc_restore_callee_saves): Restore first blink when
4403 2019-04-03 Sudakshina Das <sudi.das@arm.com>
4405 * doc/extend.texi: Add deprecated comment on sign-return-address
4406 function attribute and add mbranch-protection.
4407 * doc/invoke.texi: Add bti to the options for mbranch-protection.
4409 2019-04-03 Richard Biener <rguenther@suse.de>
4412 * lto-wrapper.c (run_gcc): Avoid implicit rules making
4413 the all target phony.
4415 2019-04-02 Uroš Bizjak <ubizjak@gmail.com>
4419 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
4420 Return false for variable DImode shifts.
4421 (dimode_scalar_chain::compute_convert_gain): Do not handle
4422 register count operand in variable DImode shifts.
4423 (dimode_scalar_chain::make_vector_copies): Remove support to copy
4424 count argument of a variable shift instruction to a vector register.
4425 (dimode_scalar_chain::convert_reg): Remove support to convert
4426 count argument of a variable shift instruction.
4428 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
4430 PR rtl-optimization/84206
4431 * sel-sched-ir.h (get_all_loop_exits): Avoid the outer loop when
4432 iterating over loop headers.
4434 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
4436 PR rtl-optimization/85876
4437 * sel-sched.c (code_motion_path_driver): Avoid unwinding first_insn
4438 beyond the original fence.
4440 2019-04-02 Ulrich Weigand <uweigand@de.ibm.com>
4442 * config.gcc: Mark spu* targets as deprecated/obsolete.
4444 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4446 * config/s390/s390-builtin-types.def: New builtin function type
4447 definitions. Remove unused types.
4448 * config/s390/s390-builtins.def (s390_vcdgb, s390_vcdlgb)
4449 (s390_vcgdb, s390_vclgdb): Remove low-level builtin definitions.
4450 (s390_vec_float, s390_vec_signed, s390_vec_unsigned): New
4451 overloaded builtins.
4452 (s390_vcefb, s390_vcdgb, s390_vcelfb, s390_vcdlgb, s390_vcfeb)
4453 (s390_vcgdb, s390_vclfeb, s390_vclgdb): New low-level builtins.
4454 * config/s390/vecintrin.h (vec_float): New builtin macro definition.
4455 (vec_double, vec_signed, vec_unsigned): Define to use the new
4456 overloaded builtins.
4457 * config/s390/vx-builtins.md ("vec_double_s64", "vec_double_u64"):
4460 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4462 * config/s390/s390-builtin-types.def: New builtin function type
4464 * config/s390/s390-builtins.def (s390_vec_search_string_cc)
4465 (s390_vec_search_string_until_zero_cc): New overloaded builtins.
4466 (s390_vstrsb, s390_vstrsh, s390_vstrsf, s390_vstrszb)
4467 (s390_vstrszh, s390_vstrszf): New low-level builtins.
4468 * config/s390/s390.md (UNSPEC_VEC_VSTRS, UNSPEC_VEC_VSTRSCC): New
4469 constant definitions.
4470 * config/s390/vecintrin.h (vec_search_string_cc)
4471 (vec_search_string_until_zero_cc): New builtin name definitions.
4472 * config/s390/vx-builtins.md ("vstrs<mode>", "vstrsz<mode>"): New
4474 ("vec_vstrs<mode>"): New insn definition.
4476 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4478 * config/s390/s390-builtin-types.def: Add new builtin function
4480 * config/s390/s390-builtins.def (s390_vec_sldb, s390_vec_srdb):
4481 New overloaded builtins.
4482 (s390_vec_sldb, s390_vec_srdb): New low-level builtins. and
4484 * config/s390/s390.md (UNSPEC_VEC_SLDB): Rename to ...
4485 (UNSPEC_VEC_SLDBYTE): ... this.
4486 (UNSPEC_VEC_SLDBIT, UNSPEC_VEC_SRDBIT): New constant definitions.
4487 * config/s390/vecintrin.h (vec_sldb, vec_srdb): New builtin name
4489 * config/s390/vx-builtins.md ("vec_sld<mode>", "vec_sldw<mode>"):
4490 Rename UNSPEC_VEC_SLDB to UNSPEC_VEC_SLDBYTE.
4491 ("vec_sldb<mode>", "vec_srdb<mode>"): New insn definitions.
4493 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4495 ("*vec_splats_bswap_vec<mode>", "*vec_splats_bswap_elem<mode>"):
4496 New insn definition.
4497 * config/s390/vx-builtins.md (V_HW_HSD): Move to ...
4498 * config/s390/vector.md (V_HW_HSD): ... here.
4500 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4502 * config/s390/vecintrin.h: Map vec_vster low-level builtins to vec_vler.
4503 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>")
4504 ("*vec_set_bswap_elem<mode>", "*vec_set_bswap_vec<mode>")
4505 ("*vec_extract_bswap_vec<mode>", "*vec_extract_bswap_elem<mode>"):
4506 New insn definitions.
4508 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4510 * config/s390/s390-builtin-types.def: Add new builtin function type.
4511 * config/s390/s390-builtins.def: Add overloaded builtin
4512 s390_vec_reve and low-level builtins for s390_vler and s390_vster.
4513 * config/s390/s390.md (UNSPEC_VEC_ELTSWAP): New constant definition.
4514 * config/s390/vecintrin.h (vec_reve): New builtin name definition.
4515 * config/s390/vx-builtins.md (V_HW_HSD): New mode iterator.
4516 ("eltswap<mode>"): New expander.
4517 ("*eltswapv16qi", "*eltswap<mode>", "*eltswap<mode>_emu"): New
4520 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4522 * config/s390/s390-builtin-types.def: Add new builtin function types.
4523 * config/s390/s390-builtins.def: Add overloaded builtin
4524 s390_vec_revb. Add low-level builtins for vlbr and vstbr
4526 * config/s390/vecintrin.h (vec_revb): New builtin name definition.
4527 * config/s390/vector.md (VT_HW_HSDT): New mode iterator.
4528 ("bswap<mode>"): New expander.
4529 ("*bswap<mode>", "*bswap<mode>_emu"): New insn definitions.
4531 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4533 * config/s390/s390-builtins.def (B_VXE2): New builtin flag definition.
4534 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Increment
4535 vector builtin version number in __VEC__.
4537 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4539 * config/s390/s390.md (VX_CONV_BFP, VX_CONV_INT): New mode
4541 (SFSI): New mode attribute.
4542 ("*fixuns_truncdfdi2_vx", "*fix_truncdfdi2_bfp_z13")
4543 ("*floatunsdidf2_z13", ): Add support for 32 bit conversions and
4545 ("*fixuns_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_z13")
4546 ("*fix_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_bfp_z13")
4547 ("*floatuns<VX_CONV_INT:mode><VX_CONV_BFP:mode>2_z13"): ... these.
4548 ("floatsi<mode>2"): Add wcefb instruction.
4550 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4552 * config/s390/s390.md ("xde"): Extend mode attribute to vector types.
4553 * config/s390/vector.md (VX_VEC_CONV_BFP, VX_VEC_CONV_INT): New
4555 ("floatv2div2df2", "floatunsv2div2df2", "fix_truncv2dfv2di2")
4556 ("fixuns_truncv2dfv2di2"): Enhance with mode iterator to also
4557 support 32 bit fp-int conversions. Rename to ...
4558 ("float<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
4559 ("floatuns<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
4560 ("fix_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2")
4561 ("fixuns_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2"):
4564 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4566 * config/s390/s390.c (s390_rtx_costs): Do not add extra costs for
4567 if-then-else constructs if we can use the select instruction.
4568 * config/s390/s390.md ("*mov<mode>cc"): Add the new instructions.
4570 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4572 * config/s390/s390.md ("*popcountdi_arch13_cc")
4573 ("*popcountdi_arch13_cconly", "*popcountdi_arch13"): New insn
4575 ("*popcount<mode>", "popcountdi2", "popcountsi2", "popcounthi2"):
4576 Append _z196 to make it ...
4577 ("*popcount<mode>_z196", "popcountdi2_z196", "popcountsi2_z196")
4578 ("popcounthi2_z196"): ... this.
4579 ("popcountdi2_z196"): Remove TARGET_64BIT from the insn condition.
4580 ("popcountdi2", "popcountsi2", "popcounthi2"): New expanders.
4582 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4584 * config/s390/s390.c (s390_canonicalize_comparison): Convert
4585 certain compares for arch13 in order to make use of the condition
4586 code result produced by the new instructions.
4587 (s390_rtx_costs): Adjust the costs for nnrk, nngrk, nork, nogrk,
4588 nxrk, and nxgrk instruction patterns.
4589 * config/s390/s390.md (ANDOR, bitops_name, inv_bitops_name)
4590 (inv_no): Add new code iterator together with some attributes.
4591 ("*andc_split_<mode>"): Disable splitter for arch13.
4592 ("*<ANDOR:bitops_name>c<GPR:mode>_cc")
4593 ("*<ANDOR:bitops_name>c<GPR:mode>_cconly")
4594 ("*<ANDOR:bitops_name>c<GPR:mode>")
4595 ("*n<ANDOR:inv_bitops_name><GPR:mode>_cc")
4596 ("*n<ANDOR:inv_bitops_name><mode>_cconly")
4597 ("*n<ANDOR:inv_bitops_name><mode>", "*nxor<GPR:mode>_cc")
4598 ("*nxor<mode>_cconly", "*nxor<mode>"): New insn definitions.
4600 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4602 * common/config/s390/s390-common.c (processor_flags_table): New
4604 * config.gcc: Support arch13 with the --with-arch= configure flag.
4605 * config/s390/driver-native.c (s390_host_detect_local_cpu):
4606 * config/s390/s390-opts.h (enum processor_type): Add PROCESSOR_ARCH13.
4607 * config/s390/s390.c (s390_get_sched_attrmask)
4608 (s390_get_unit_mask): Add PROCESSOR_ARCH13.
4609 * config/s390/s390.h (enum processor_flags): Add PF_VXE2 and PF_ARCH13.
4610 * config/s390/s390.md (TARGET_CPU_ARCH13, TARGET_CPU_ARCH13_P)
4611 (TARGET_CPU_VXE2, TARGET_CPU_VXE2_P, TARGET_ARCH13)
4612 (TARGET_ARCH13_P, TARGET_VXE2, TARGET_VXE2_P): New macro
4614 * config/s390/s390.opt: Support arch13 as processor type in
4615 command line options.
4617 2019-04-02 Martin Liska <mliska@suse.cz>
4619 PR translation/89912
4620 * params.def (PARAM_GRAPHITE_MAX_ARRAYS_PER_SCOP):
4621 Fix param description of graphite-max-arrays-per-scop.
4623 2019-04-02 Eric Botcazou <ebotcazou@adacore.com>
4625 * config/sparc/linux64.h (ASAN_REJECT_SPEC): New macro.
4626 (ASAN_CC1_SPEC): Use it in 64-bit mode.
4627 * config/sparc/sol2.h (ASAN_REJECT_SPEC): Remove superfluous colon.
4629 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
4631 PR rtl-optimization/85412
4632 * sel-sched.c (sel_sched_region): Assign reset_sched_cycles_p before
4633 sel_sched_region_1, not after.
4635 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
4637 PR rtl-optimization/86928
4638 * sel-sched-ir.c (sel_redirect_edge_and_branch_force): Invoke
4639 compute_live if necessary.
4640 (sel_redirect_edge_and_branch): Likewise.
4642 2019-04-01 Vladimir Makarov <vmakarov@redhat.com>
4644 PR rtl-optimization/89865
4645 * ira-costs.c (process_bb_node_for_hard_reg_moves): Skip hard
4646 register if it is a part of small class.
4648 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
4650 PR rtl-optimization/87273
4651 * sel-sched-ir.c (merge_fences): Remove assert.
4653 2019-04-01 Richard Biener <rguenther@suse.de>
4655 PR tree-optimization/46590
4656 * domwalk.h (dom_walker::dom_walker): Consolidate constructors.
4657 (dom_walker::m_reachability): Add in place of...
4658 (dom_walker::m_skip_unreachable_blocks): ...this.
4659 * domwalk.c (dom_walker::dom_walker): Consoliate constructors.
4660 Move complex initialization ...
4661 (dom_walker::walk): Here. Especially compute m_bb_to_rpo
4662 lazily and initialize edge flags on each invocation.
4663 (dom_walker::bb_reachable): Use m_reachability.
4665 2019-04-01 Martin Liska <mliska@suse.cz>
4668 * opt-suggestions.c (option_proposer::build_option_suggestions):
4669 Add variant without any argument in order to provide better
4672 2019-04-01 Richard Biener <rguenther@suse.de>
4675 * gimple.c: Include langhooks.h.
4676 (gimple_get_alias_set): Treat enumeral types as the underlying
4679 2019-03-29 Kugan Vivekanandarajah <kuganv@linaro.org>
4680 Eric Botcazou <ebotcazou@adacore.com>
4682 PR rtl-optimization/89862
4683 * rtl.h (word_register_operation_p): Exclude CONST_INT from operations
4684 that operates on the full registers for WORD_REGISTER_OPERATIONS
4687 2019-03-29 Jim Wilson <jimw@sifive.com>
4689 * common/config/riscv/riscv-common.c (riscv_parse_arch_string):
4690 Clear MASK_RVC and then set if C subset supported.
4692 2019-03-29 Jakub Jelinek <jakub@redhat.com>
4695 * gimplify.c (gimplify_compound_literal_expr): Don't optimize a
4696 non-addressable complit into its initializer if it is volatile.
4698 2019-03-29 Roman Zhuykov <zhroma@ispras.ru>
4700 * opts-common.c (integral_argument): Set errno properly in one case.
4702 2019-03-29 Martin Liska <mliska@suse.cz>
4704 * doc/invoke.texi: Remove -Wchkp from documentation.
4706 2019-03-29 Martin Liska <mliska@suse.cz>
4708 * dbgcnt.c (print_limit_reach): New function.
4711 2019-03-29 Martin Liska <mliska@suse.cz>
4713 * dbgcnt.c (dbg_cnt_process_single_pair): Fix GNU coding style.
4714 (dbg_cnt_process_opt): Parse first tokens aas
4715 dbg_cnt_process_single_pair is also using strtok.
4717 2019-03-29 Jakub Jelinek <jakub@redhat.com>
4719 PR rtl-optimization/87485
4720 * function.c (expand_function_end): Move stack_protect_epilogue
4721 before loading of return value into hard register(s).
4723 2019-03-28 Jakub Jelinek <jakub@redhat.com>
4726 * tree-inline.h (struct copy_body_data): Add
4727 dont_remap_vla_if_no_change flag.
4728 * tree-inline.c (remap_type_3, remap_type_2): New functions.
4729 (remap_type): Don't remap vla types if id->dont_remap_vla_if_no_change
4730 and remap_type_2 returns false.
4731 * omp-low.c (new_omp_context): Set ctx->cb.dont_remap_vla_if_no_change.
4732 Move ctx->cb.adjust_array_error_bounds setting to the outermost ctx
4733 only from where it is copied to nested contexts.
4735 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
4738 * config/i386/i386.md (RMW operation with LEA peephole):
4739 Use LEAMODE mode attribute instead of SWI mode iterator for
4742 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
4745 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
4746 Also process XEXP (src, 0) of a shift insn.
4748 2019-03-28 David Malcolm <dmalcolm@redhat.com>
4751 * optinfo-emit-json.cc (optrecord_json_writer::optinfo_to_json):
4752 Use DECL_ASSEMBLER_NAME rather than get_fnname_from_decl.
4754 2019-03-28 Jakub Jelinek <jakub@redhat.com>
4756 * regcprop.c (copyprop_hardreg_forward_1): Remove redundant INSN_P
4758 (cprop_hardreg_bb, cprop_hardreg_debug): New functions.
4759 (pass_cprop_hardreg::execute): Use those. Don't repeat bb processing
4760 immediately after first one with df_analyze in between, but rather
4761 process all bbs, queueing ones that need second pass in a worklist,
4762 df_analyze, process queued debug insn changes and if second pass is
4763 needed, process bbs from worklist, df_analyze, process queued debug
4766 * rtl.h (NONDEBUG_INSN_P): Define as NONJUMP_INSN_P or JUMP_P
4767 or CALL_P instead of INSN_P && !DEBUG_INSN_P.
4768 (INSN_P): Define using NONDEBUG_INSN_P or DEBUG_INSN_P.
4770 2019-03-28 Jonathan Wakely <jwakely@redhat.com>
4773 * gengtype.h (create_nested_ptr_option): Fix parameter names to match
4776 2019-03-27 Mateusz B <mateuszb@poczta.onet.pl>
4779 * config/i386/i386.c (ix86_function_value_1): Call the newly added
4780 function for 32-bit MS_ABI.
4781 (function_value_ms_32): New function.
4783 2019-03-27 Andrew Stubbs <ams@codesourcery.com>
4785 * config/gcn/gcn.md (CC_SAVE_REG): New constant.
4786 (movdi): Call gen_movdi_symbol_save_scc.
4787 (gen_movdi_symbol_save_scc): New insn and split.
4789 2019-03-27 Peter Bergner <bergner@linux.ibm.com>
4791 PR rtl-optimization/89313
4792 * function.c (matching_constraint_num): New static function.
4793 (match_asm_constraints_1): Use it. Fixup white space and comment.
4794 Don't replace inputs with non-matching constraints which conflict
4795 with early clobber outputs.
4797 2019-03-27 Jeff Law <law@redhat.com>
4800 PR rtl-optimization/87761
4801 PR rtl-optimization/89826
4802 * regcprop.c (copyprop_hardreg_forward_1): Move may_trap_p test
4804 (pass_cprop_hardreg::execute): Call df_analyze after adding the
4805 note problem to get REG_DEAD/REG_UNUSED notes updated.
4807 2019-03-27 Richard Biener <rguenther@suse.de>
4809 PR tree-optimization/89463
4810 * tree-ssa-dce.c (remove_dead_stmt): Take output vector to
4811 queue edges to remove.
4812 (eliminate_unnecessary_stmts): Remove dead PHIs alongside
4813 dead stmts. Delay edge removal until PHIs are removed to
4814 make debug-stmt creation not confused by seemingly degenerate
4817 2019-03-27 Alan Modra <amodra@gmail.com>
4819 * config/rs6000/rs6000.h: Rename NON_SPECIAL_REGS to GEN_OR_FLOAT_REGS
4821 * config/rs6000/darwin.h: Likewise.
4822 * config/rs6000/rs6000.c: Likewise.
4824 2019-03-27 Alan Modra <amodra@gmail.com>
4826 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Always
4827 assign rs6000_hard_regno_mode_ok_p[m][r]. Formatting.
4829 2019-03-26 Andrew Waterman <andrew@sifive.com>
4830 Jim Wilson <jimw@sifive.com>
4832 * config/riscv/generic.md (generic_alu, generic_load, generic_store)
4833 (generic_xfer, generic_branch, generic_imul, generic_idivsi)
4834 (generic_idivdi, generic_fmul_single, generic_fmul_double)
4835 (generic_fdiv, generic_fsqrt): Add check for generic tune.
4836 (generic_alu): Add auipc to type list.
4837 * config/riscv/riscv-opts.h (enum riscv_microarchitecture_type): New.
4838 (riscv_microarchitecture): Declare.
4839 * config/riscv/riscv-protos.h (riscv_store_data_bypass_p): Declare.
4840 * config/riscv/riscv.c (struct riscv_cpu_info): Add microarchitecture
4842 (riscv_microarchitecture): New.
4843 (sifive_7_tune_info): New.
4844 (riscv_cpu_info_table): Add microarchitecture value for rocket and
4845 size. Add sifive-3-series, sifive-5-series, and sifive-7-series
4847 (riscv_store_data_bypass_p): New.
4848 (riscv_option_override): Set riscv_microarchitecture from
4849 cpu->microarchitecture.
4850 * config/riscv/riscv.md: Include sifive-7.md.
4853 (auipc<mode>): Change type to auipc.
4854 (restore_stack_nonlocal): New.
4855 * config/riscv/sifive-7.md: New.
4856 * doc/invoke.texi (RISC-V Options): Update mtune docs.
4858 2019-03-26 Uroš Bizjak <ubizjak@gmail.com>
4861 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
4862 Also process XEXP (src, 0) of a shift insn.
4864 2019-03-26 Richard Biener <rguenther@suse.de>
4866 * tree-inline.c (remap_gimple_stmt): Cache gimple_block.
4867 (copy_debug_stmt): Likewise.
4868 (expand_call_inline): Likewise.
4869 (copy_bb): Avoid redundant lookup & set of gimple_block.
4870 * gimple-low.c (lower_gimple_return): Likewise.
4871 (lower_builtin_setjmp): Likewise.
4873 2019-03-26 Jakub Jelinek <jakub@redhat.com>
4875 * hash-table.h (hash_table::m_gather_mem_stats): If GATHER_STATISTICS
4876 is constant 0, turn into static const data member initialized to false.
4877 (hash_table::hash_table): Only initialize m_gather_mem_stats #if
4878 GATHER_STATISTICS. Add ATTRIBUTE_UNUSED to gather_mem_stats param.
4880 2019-03-26 Jason Merrill <jason@redhat.com>
4881 Jakub Jelinek <jakub@redhat.com>
4883 * mem-stats.h (mem_alloc_description::unregister_descriptor): New
4885 (mem_alloc_description::release_object_overhead): Fix comment typos.
4886 * hash-table.h (hash_table::~hash_table): Call
4887 release_instance_overhead only if m_entries is non-NULL, otherwise
4888 call unregister_descriptor.
4890 2019-03-26 Bin Cheng <bin.cheng@linux.alibaba.com>
4892 PR tree-optimization/81740
4893 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
4894 In case of outer loop vectorization, check for backward dependence
4895 at the inner loop if outer loop dependence is reversed.
4897 2019-03-26 Alan Modra <amodra@gmail.com>
4899 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Correct
4900 rs6000_vector_mem init. Correct wI and wJ comment.
4902 2019-03-25 Alexander Monakov <amonakov@ispras.ru>
4904 PR rtl-optimization/88347
4905 PR rtl-optimization/88423
4906 * sched-deps.c (sched_analyze_insn): Take into account that for
4907 tablejumps the barrier appears after a label and a jump_table_data.
4909 2019-03-25 Martin Sebor <msebor@redhat.com>
4912 * c-common.c (check_user_alignment): Rename local. Correct maximum
4913 alignment in diagnostic. Avoid assuming argument fits in SHWI,
4914 convert it to UHWI when it fits.
4916 2019-03-25 Johan Karlsson <johan.karlsson@enea.com>
4919 * dwarf2out.c (premark_used_variables): New function.
4920 (prune_unused_types_walk): Do not mark not premarked external
4922 (prune_unused_types): Call premark_used_variables.
4924 2019-03-25 Vladimir Makarov <vmakarov@redhat.com>
4926 PR rtl-optimization/89676
4927 * lra-constraints.c (curr_insn_transform): Do match reload for
4928 early clobbers when the match was successful only for different
4931 2019-03-25 Martin Sebor <msebor@redhat.com>
4933 * doc/extend.texi (Common Type Attributes): Document vector_size.
4934 (Common Variable Attributes): Mention size constraint. Correct
4936 (Vector Extensions): Use @dfn when defining bas type. Clarify
4937 base type and size constraints.
4939 2019-03-25 Richard Biener <rguenther@suse.de>
4941 PR tree-optimization/89789
4942 * tree-ssa-sccvn.c (set_ssa_val_to): Do not allow lattice
4943 changes from non-undefined back to undefined.
4945 2019-03-25 Thomas Otto <thomas.otto@pdv-fs.de>
4947 * dwarf2out.c (comp_dir_string): cached_wd could be set to both a
4948 heap string and a gc string, but since this variable is unknown to
4949 ggc the gc string might get reused and corrupted. Fixed by always
4950 using a heap string.
4952 2019-03-25 Richard Biener <rguenther@suse.de>
4954 PR tree-optimization/89779
4955 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Return
4956 to remove IV defs, delay actual removal.
4957 (tree_ssa_iv_optimize_loop): Likewise. Avoid SCEV reset.
4958 (tree_ssa_iv_optimize): Remove eliminated IV defs at the
4959 very end, properly also reset loop control IV information.
4961 2019-03-25 Richard Biener <rguenther@suse.de>
4963 PR tree-optimization/89802
4964 * tree-ssa-math-opts.c (convert_mult_to_fma_1): Properly
4965 move EH data to folded stmt.
4967 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
4969 * config/s390/s390-builtin-types.def: Remove few unused types and
4970 fix sort order for others.
4972 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
4974 * config/s390/s390-c.c (s390_fn_types_compatible): Print the
4975 expected and found types with -mdebug during builtin matching.
4977 2019-03-25 Richard Biener <rguenther@suse.de>
4980 * fold-const.c (operand_equal_p): Revert last change with
4983 2019-03-24 Segher Boessenkool <segher@kernel.crashing.org>
4985 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add REG_EQUAL
4986 notes for the result of the __tls_get_addr calls.
4987 * config/rs6000/rs6000.md (unspec UNSPEC_TLS_GET_ADDR): New.
4989 2019-03-24 Jeff Law <law@redhat.com>
4991 * config/bfin/bfin.md (movpdi): Fix length for alternative 1.
4993 PR rtl-optimization/87761
4994 * regcprop.c (copyprop_hardreg_forward_1): Check may_trap_p on SET,
4995 not INSN. Also check RTX_FRAME_RELATED_P. Queue insns for DF rescan
4997 (pass_cprop_hardreg::execute): Add df note problem and defer insn
4998 rescans. Reprocess blocks as needed, calling df_analyze before
4999 reprocessing. Always call df_analyze before fixing up debug bind
5002 2019-03-23 Segher Boessenkool <segher@kernel.crashing.org>
5004 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Implement for 32-bit
5007 2019-03-22 Andrew Pinski <apinski@marvell.com>
5009 * config/aarch64/aarch64.md (zero_extendsidi2_aarch64): Fix type
5010 attrribute for uxtw.
5012 2019-03-26 Jeff Law <law@redhat.com>
5014 PR rtl-optimization/87761
5015 * config/mips/mips-protos.h (mips_split_move): Add new argument.
5016 (mips_emit_move_or_split): Pass NULL for INSN into mips_split_move.
5017 (mips_split_move): Accept new INSN argument. Try to forward SRC
5018 into the next instruction.
5019 (mips_split_move_insn): Pass INSN through to mips_split_move.
5021 2019-03-22 Vladimir Makarov <vmakarov@redhat.com>
5023 PR rtl-optimization/89676
5024 * lra-constraints.c (curr_insn_transform): Do match reload for
5025 early clobbers even if the match was successful.
5027 2019-03-22 Jakub Jelinek <jakub@redhat.com>
5030 * doc/invoke.texi (-fconstexpr-ops-limit=): Document.
5032 2019-03-22 Bill Schmidt <wschmidt@linux.ibm.com>
5034 * config/rs6000/mmintrin.h (_mm_sub_pi32): Fix typo.
5036 2019-03-22 Jakub Jelinek <jakub@redhat.com>
5038 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>,
5039 <avx512>_fmsub_<mode>_mask3<round_name>,
5040 <avx512>_fnmadd_<mode>_mask3<round_name>,
5041 <avx512>_fnmsub_<mode>_mask3<round_name>,
5042 avx512f_vmfmadd_<mode>_mask3<round_name>,
5043 avx512f_vmfmsub_<mode>_mask3<round_name>,
5044 *avx512f_vmfnmadd_<mode>_mask3<round_name>): Use <round_nimm_predicate>
5045 instead of register_operand and %v instead of v for match_operand 1.
5046 (avx512f_vmfnmsub_<mode>_mask3<round_name>): Rename to ...
5047 (*avx512f_vmfnmsub_<mode>_mask3<round_name>): ... this. Use
5048 <round_nimm_predicate> instead of register_operand and %v instead of v
5049 for match_operand 1.
5051 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask<round_name>,
5052 <avx512>_fmadd_<mode>_mask3<round_name>,
5053 <avx512>_fmsub_<mode>_mask<round_name>,
5054 <avx512>_fmsub_<mode>_mask3<round_name>,
5055 <avx512>_fnmadd_<mode>_mask<round_name>,
5056 <avx512>_fnmadd_<mode>_mask3<round_name>,
5057 <avx512>_fnmsub_<mode>_mask<round_name>,
5058 <avx512>_fnmsub_<mode>_mask3<round_name>,
5059 <avx512>_fmaddsub_<mode>_mask<round_name>,
5060 <avx512>_fmaddsub_<mode>_mask3<round_name>,
5061 <avx512>_fmsubadd_<mode>_mask<round_name>,
5062 <avx512>_fmsubadd_<mode>_mask3<round_name>): Use
5063 <round_nimm_predicate> instead of nonimmediate_operand.
5064 (fmai_vmfmadd_<mode><round_name>, fmai_vmfmsub_<mode><round_name>,
5065 fmai_vmfnmadd_<mode><round_name>, fmai_vmfnmsub_<mode><round_name>):
5066 Use register_operand instead of <round_nimm_predicate> for the
5067 operand that needs to match output.
5068 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>,
5069 *fmai_fnmadd_<mode><round_name>, *fmai_fnmsub_<mode><round_name>):
5070 Likewise. Formatting fixes.
5073 * config/i386/i386.c (enum ix86_builtins): Remove
5074 IX86_BUILTIN_VFMSUBSD3_MASK3 and IX86_BUILTIN_VFMSUBSS3_MASK3.
5075 * config/i386/i386-builtin.def (__builtin_ia32_vfmaddsd3_mask,
5076 __builtin_ia32_vfmaddsd3_mask3, __builtin_ia32_vfmaddsd3_maskz,
5077 __builtin_ia32_vfmsubsd3_mask3, __builtin_ia32_vfmaddss3_mask,
5078 __builtin_ia32_vfmaddss3_mask3, __builtin_ia32_vfmaddss3_maskz,
5079 __builtin_ia32_vfmsubss3_mask3): New builtins.
5080 * config/i386/sse.md (avx512f_vmfmadd_<mode>_mask<round_name>,
5081 avx512f_vmfmadd_<mode>_mask3<round_name>,
5082 avx512f_vmfmadd_<mode>_maskz_1<round_name>,
5083 *avx512f_vmfmsub_<mode>_mask<round_name>,
5084 avx512f_vmfmsub_<mode>_mask3<round_name>,
5085 *avx512f_vmfmasub_<mode>_maskz_1<round_name>,
5086 *avx512f_vmfnmadd_<mode>_mask<round_name>,
5087 *avx512f_vmfnmadd_<mode>_mask3<round_name>,
5088 *avx512f_vmfnmadd_<mode>_maskz_1<round_name>,
5089 *avx512f_vmfnmsub_<mode>_mask<round_name>,
5090 avx512f_vmfnmsub_<mode>_mask3<round_name>,
5091 *avx512f_vmfnmsub_<mode>_maskz_1<round_name>): New define_insns.
5092 (avx512f_vmfmadd_<mode>_maskz<round_expand_name>): New define_expand.
5093 * config/i386/avx512fintrin.h (_mm_mask_fmadd_sd, _mm_mask_fmadd_ss,
5094 _mm_mask3_fmadd_sd, _mm_mask3_fmadd_ss, _mm_maskz_fmadd_sd,
5095 _mm_maskz_fmadd_ss, _mm_mask_fmsub_sd, _mm_mask_fmsub_ss,
5096 _mm_mask3_fmsub_sd, _mm_mask3_fmsub_ss, _mm_maskz_fmsub_sd,
5097 _mm_maskz_fmsub_ss, _mm_mask_fnmadd_sd, _mm_mask_fnmadd_ss,
5098 _mm_mask3_fnmadd_sd, _mm_mask3_fnmadd_ss, _mm_maskz_fnmadd_sd,
5099 _mm_maskz_fnmadd_ss, _mm_mask_fnmsub_sd, _mm_mask_fnmsub_ss,
5100 _mm_mask3_fnmsub_sd, _mm_mask3_fnmsub_ss, _mm_maskz_fnmsub_sd,
5101 _mm_maskz_fnmsub_ss, _mm_mask_fmadd_round_sd, _mm_mask_fmadd_round_ss,
5102 _mm_mask3_fmadd_round_sd, _mm_mask3_fmadd_round_ss,
5103 _mm_maskz_fmadd_round_sd, _mm_maskz_fmadd_round_ss,
5104 _mm_mask_fmsub_round_sd, _mm_mask_fmsub_round_ss,
5105 _mm_mask3_fmsub_round_sd, _mm_mask3_fmsub_round_ss,
5106 _mm_maskz_fmsub_round_sd, _mm_maskz_fmsub_round_ss,
5107 _mm_mask_fnmadd_round_sd, _mm_mask_fnmadd_round_ss,
5108 _mm_mask3_fnmadd_round_sd, _mm_mask3_fnmadd_round_ss,
5109 _mm_maskz_fnmadd_round_sd, _mm_maskz_fnmadd_round_ss,
5110 _mm_mask_fnmsub_round_sd, _mm_mask_fnmsub_round_ss,
5111 _mm_mask3_fnmsub_round_sd, _mm_mask3_fnmsub_round_ss,
5112 _mm_maskz_fnmsub_round_sd, _mm_maskz_fnmsub_round_ss): New intrinsics.
5114 2019-03-21 Martin Sebor <msebor@redhat.com>
5116 PR tree-optimization/89350
5117 * builtins.c (compute_objsize): Also ignore offsets whose upper
5119 * gimple-ssa-warn-restrict.c (builtin_memref): Add new member.
5120 (builtin_memref::builtin_memref): Initialize new member.
5121 Allow EXPR to be null.
5122 (builtin_memref::extend_offset_range): Replace local with a member.
5123 Avoid assuming pointer offsets are unsigned.
5124 (builtin_memref::set_base_and_offset): Determine base object
5125 before computing offset range.
5126 (builtin_access::builtin_access): Handle memset.
5127 (builtin_access::generic_overlap): Replace local with a member.
5128 (builtin_access::strcat_overlap): Same.
5129 (builtin_access::overlap): Same.
5130 (maybe_diag_overlap): Same.
5131 (maybe_diag_access_bounds): Same.
5132 (wrestrict_dom_walker::check_call): Handle memset.
5133 (check_bounds_or_overlap): Same.
5135 2019-03-21 Jan Hubicka <hubicka@ucw.cz>
5136 Jakub Jelinek <jakub@redhat.com>
5139 * tree.c (fld_type_variant, fld_incomplete_type_of,
5140 fld_process_array_type): Call fld->pset.add and don't call
5141 add_tree_to_fld_list if it returns true.
5142 (free_lang_data_in_type): Similarly with self-recursive call. Purge
5143 non-marked types from TYPE_NEXT_VARIANT list.
5144 (find_decls_types_r): Call fld_worklist_push for TYPE_CANONICAL (t).
5146 2019-03-21 Jakub Jelinek <jakub@redhat.com>
5148 * hash-table.h (hash_table): Add Lazy template parameter defaulted
5149 to false, if true, don't alloc_entries during construction, but defer
5150 it to the first method that needs m_entries allocated.
5151 (hash_table::hash_table, hash_table::~hash_table,
5152 hash_table::alloc_entries, hash_table::find_empty_slot_for_expand,
5153 hash_table::too_empty_p, hash_table::expand, hash_table::empty_slow,
5154 hash_table::clear_slot, hash_table::traverse_noresize,
5155 hash_table::traverse, hash_table::iterator::slide): Adjust all methods.
5156 * hash-set.h (hash_set): Add Lazy template parameter defaulted to
5158 (hash_set::contains): If Lazy is true, use find_slot_with_hash with
5159 NO_INSERT instead of find_with_hash.
5160 (hash_set::traverse, hash_set::iterator, hash_set::iterator::m_iter,
5161 hash_set::m_table): Add Lazy to template params of hash_table.
5162 (gt_ggc_mx, gt_pch_nx): Use false as Lazy in hash_set template param.
5163 * attribs.c (test_attribute_exclusions): Likewise.
5164 * hash-set-tests.c (test_set_of_strings): Add iterator tests for
5165 hash_set. Add tests for hash_set with Lazy = true.
5167 2019-03-21 Richard Biener <rguenther@suse.de>
5169 PR tree-optimization/89779
5170 * tree.c (tree_nop_conversion): Consolidate and fix defensive
5171 checks with respect to released SSA names now having error_mark_node
5173 * fold-const.c (operand_equal_p): Likewise.
5175 2019-03-20 Andreas Krebbel <krebbel@linux.ibm.com>
5178 * config/s390/s390.c (global_not_special_regno_p): Move to make it
5180 (s390_optimize_register_info): Use global_not_special_regno_p to
5181 check for global regs.
5183 2019-03-20 Jakub Jelinek <jakub@redhat.com>
5186 * lra-constraints.c (process_alt_operands) <reg>: For BLKmode, don't
5187 update this_alternative nor this_alternative_set.
5189 2019-03-19 Jim Wilson <jimw@sifive.com>
5192 * config/riscv/riscv.c (riscv_valid_lo_sum_p): New arg x. New locals
5193 align, size, offset. Use them to handle a BLKmode reference. Update
5195 (riscv_classify_address): Pass info->offset to riscv_valid_lo_sum_p.
5197 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5199 PR rtl-optimization/89768
5200 * loop-unroll.c (unroll_loop_constant_iterations): Use gen_int_mode
5202 (unroll_loop_runtime_iterations): Likewise.
5204 2019-03-19 Martin Sebor <msebor@redhat.com>
5206 PR tree-optimization/89644
5207 * tree-ssa-strlen.c (handle_builtin_stxncpy): Use full_string_p
5208 rather than endptr as an indicator of nul-termination.
5210 PR tree-optimization/89644
5211 * tree-ssa-strlen.c (handle_builtin_stxncpy): Consider unterminated
5212 arrays in determining sequence sizes in strncpy and stpncpy.
5214 2019-03-19 Martin Liska <mliska@suse.cz>
5217 * predict.c (combine_predictions_for_bb): Empty likely_edges and
5218 unlikely_edges if there's an edge that belongs to both these sets.
5220 2018-03-19 Segher Boessenkool <segher@kernel.crashing.org>
5223 * config/rs6000/rs6000.md (fix_trunc<mode>si2_stfiwx): If we have a
5224 non-TARGET_MFCRF target, and the dest is memory but not 32-bit aligned,
5225 go via a stack temporary.
5227 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5230 * config/mips/mips.c (mips_expand_vec_cond_expr): Use gen_lowpart
5231 instead of gen_rtx_SUBREG.
5232 * config/mips/mips-msa.md (vec_extract<mode><unitmode>): Likewise.
5234 2019-03-19 Richard Biener <rguenther@suse.de>
5237 * opts.c (finish_options): Disable -gsplit-dwarf when doing LTO.
5239 2019-03-19 Jan Hubicka <hubicka@ucw.cz>
5243 * tree.c (free_lang_data_in_decl): Do not free context of C++
5246 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5249 * config/arm/arm.md (cmpsi2_addneg): Swap the alternatives and use
5250 subs for the first alternative except when operands[3] is 1.
5253 * gimplify.c (gimplify_asm_expr): For output argument with
5254 TREE_ADDRESSABLE type, clear allows_reg if it allows memory, otherwise
5257 2019-03-19 Eric Botcazou <ebotcazou@adacore.com>
5259 PR rtl-optimization/89753
5260 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
5261 explicit unrolling factor even more robust.
5263 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5266 * config/i386/i386.c (ix86_expand_floorceildf_32): In ceil
5267 compensation use x2 += 1 instead of x2 -= -1 and when honoring
5268 signed zeros, do another copysign after the compensation.
5270 2019-03-18 Martin Sebor <msebor@redhat.com>
5272 PR tree-optimization/89720
5273 * tree-vrp.c (vrp_prop::check_mem_ref): Treat range with max < min
5274 more conservatively, the same as anti-range.
5276 2019-03-18 Richard Biener <rguenther@suse.de>
5279 * tree-ssanames.c (release_ssa_name_fn): For released SSA names
5280 use a TREE_TYPE of error_mark_node to avoid ICEs when dumping
5281 basic-blocks that are removed. Remove restoring SSA_NAME_VAR.
5282 * tree-outof-ssa.c (eliminate_useless_phis): Remove redundant checking.
5284 2019-03-18 Andrew Stubbs <ams@codesourcery.com>
5286 * config/gcn/gcn-run.c (struct output): Make next_output unsigned.
5287 Extend queue to 1024 entries.
5288 Add "consumed" field.
5289 (gomp_print_output): Remove print_index parameter.
5290 Add final parameter.
5291 Change limit to unsigned.
5292 Use consumed field to implement circular buffer.
5293 Detect interrupted print in final pass.
5294 Flush output at the end.
5295 (run): Update gomp_print_output usage.
5296 (main): Initialize kernargs->output_data.consumed.
5298 2019-03-18 Richard Sandiford <richard.sandiford@arm.com>
5300 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Fix the
5301 calculation of the minimum number of scalar iterations for
5302 fully-predicated loops.
5304 2019-03-18 Martin Jambor <mjambor@suse.cz>
5306 PR tree-optimization/89546
5307 * tree-sra.c (propagate_subaccesses_across_link): Requeue new_acc if
5308 any propagation to its children took place.
5310 2019-03-18 Andrew Burgess <andrew.burgess@embecosm.com>
5313 * config/riscv/riscv.c (riscv_pass_fpr_single): Add offset
5314 parameter, and make use of it.
5315 (riscv_get_arg_info): Pass offset to riscv_pass_fpr_single.
5317 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5319 * config/arc/arc.opt (mcode-density-frame): Get the inital value
5320 from TARGET_CODE_DENSITY_FRAME_DEFAULT.
5321 * config/arc/elf.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
5322 * config/arc/linux.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
5323 * config/arc/arc.md (pop_multi_fp_blink): Adjust constraints to
5324 match what the ops is doing.
5325 (push_multi_fp_blink): Likewise.
5326 * config/arc/arc.c (arc_override_options): Enable enter/leave when
5327 compiling for size and elf target.
5328 (arc_save_callee_enter): Adjust note to match what enter/leave
5331 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5333 * config/arc/arc.md (tst_movb): Fix constraint.
5335 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5337 * config/arc/arc.c (TARGET_HAVE_SPECULATION_SAFE_VALUE): Define.
5339 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5341 * config/arc/arc-protos.h (arc_adjust_reg_alloc_order): Declare.
5342 * config/arc/arc.c (arc_conditional_register_usage): Remove all
5343 reg_alloc_order references.
5344 (size_alloc_order): Define.
5345 (arc_adjust_reg_alloc_order): New function.
5346 * config/arc/arc.h (REG_ALLOC_ORDER): Proper define the register
5348 (ADJUST_REG_ALLOC_ORDER): Define.
5349 (HONOR_REG_ALLOC_ORDER): Likewise.
5351 2019-03-18 Richard Biener <rguenther@suse.de>
5354 * config/i386/i386.c (ix86_add_stmt_cost): Pessimize strided
5355 loads and stores a bit more.
5357 2019-03-18 Richard Biener <rguenther@suse.de>
5360 * config/i386/i386.c (ix86_add_stmt_cost): Apply strided
5361 load pessimization to stores as well.
5363 2019-03-18 Andrey Belevantsev <abel@ispras.ru>
5366 * sel-sched.c (compute_av_set_at_bb_end): When we have an ineligible
5367 successor, use NULL as its av set.
5369 2019-03-15 Segher Boessenkool <segher@kernel.crashing.org>
5371 PR rtl-optimization/89721
5372 * lra-constraints (invariant_p): Return false if side_effects_p holds.
5374 2019-03-15 Kelvin Nilsen <kelvin@gcc.gnu.org>
5377 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5378 When handling vec_extract, use modular arithmetic to allow
5379 constant selectors greater than vector length.
5380 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Allow
5381 V1TImode vectors to have constant selector values greater than 0.
5382 Use modular arithmetic to compute vector index.
5383 (rs6000_split_vec_extract_var): Use modular arithmetic to compute
5384 index for in-memory vectors. Correct code generation for
5385 in-register vectors.
5386 (altivec_expand_vec_ext_builtin): Use modular arithmetic to
5389 2019-03-15 Alexandre Oliva <aoliva@redhat.com>
5393 * dwarf2out.c (generic_parameter_die): Follow DECL_INITIAL of
5396 2019-03-15 Jakub Jelinek <jakub@redhat.com>
5399 * tree.c (inchash::add_expr): Strip any location wrappers.
5400 * fold-const.c (operand_equal_p): Move stripping of location wrapper
5401 after hash verification.
5404 * dwarf2out.c (add_const_value_attribute): Return false for MINUS,
5405 SIGN_EXTEND and ZERO_EXTEND.
5407 2019-03-14 Jason Merrill <jason@redhat.com>
5408 Jakub Jelinek <jakub@redhat.com>
5410 * hash-table.h (remove_elt_with_hash): Return if slot is NULL rather
5411 than if is_empty (*slot).
5412 * hash-set-tests.c (test_set_of_strings): Add tests for addition of
5413 existing elt and for elt removal.
5414 * hash-map-tests.c (test_map_of_strings_to_int): Add test for removal
5415 of already removed elt.
5417 2019-03-15 H.J. Lu <hongjiu.lu@intel.com>
5420 * config/i386/i386.c (remove_partial_avx_dependency): Handle
5423 2019-03-14 Martin Liska <mliska@suse.cz>
5426 * doc/invoke.texi: Remove -fdump-class-hierarchy option.
5428 2019-03-14 Richard Biener <rguenther@suse.de>
5431 * config/i386/i386.c (make_resolver_func): Properly set
5432 DECL_CONTEXT on the RESULT_DECL.
5433 * config/rs6000/rs6000.c (make_resolver_func): Likewise.
5435 2019-03-14 Richard Biener <rguenther@suse.de>
5437 * gimple-pretty-print.c: Include cfgloop.h.
5438 (dump_gimple_phi): Adjust.
5439 (dump_gimple_bb_header): Dump loop header for GIMPLE.
5440 (pp_cfg_jump): Adjust.
5441 (dump_implicit_edges): Dump fallthru to next block for GIMPLE as well.
5442 * tree-cfg.c (build_gimple_cfg): Remove lower_phi_internal_fn call.
5443 (lower_phi_internal_fn): Remove.
5444 (verify_gimple_call): Remove IFN_PHI special-casing.
5445 (dump_function_to_file): Dump IL state.
5446 * tree-into-ssa.c (rewrite_add_phi_arguments): Revert changes
5447 done to deal with PHI nodes being present in non-SSA state.
5449 2019-03-14 Jakub Jelinek <jakub@redhat.com>
5452 * multiple_target.c (create_dispatcher_calls): Change
5453 references_to_redirect from vector of ipa_ref * to vector of ipa_ref.
5454 In the node->iterate_referring loop, push *ref rather than ref, call
5455 ref->remove_reference () and always pass 0 to iterate_referring.
5457 PR rtl-optimization/89679
5458 * expmed.c (expand_mult_const): Don't add a REG_EQUAL note if it
5459 would contain a paradoxical SUBREG.
5461 2019-03-14 Richard Biener <rguenther@suse.de>
5463 PR tree-optimization/89710
5464 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use
5467 2019-03-14 Martin Liska <mliska@suse.cz>
5469 * coverage.c (coverage_begin_function): Stream also
5471 * doc/gcov.texi: Document 2 new fields in JSON file. Improve
5472 documentation about function declaration location.
5473 * gcov-dump.c (tag_function): Print whole range
5474 of function declaration.
5475 * gcov.c (struct function_info): Add end_column field.
5476 (function_info::function_info): Initialize it.
5477 (output_json_intermediate_file): Output {start,end}_column
5479 (read_graph_file): Read end_column.
5481 2019-03-14 Richard Biener <rguenther@suse.de>
5484 * fold-const.c (operand_equal_p): For INDIRECT_REF check
5485 that the access types are similar.
5487 2019-03-14 Jakub Jelinek <jakub@redhat.com>
5489 PR tree-optimization/89703
5490 * tree-ssa-strlen.c (valid_builtin_call): Punt if stmt call types
5491 aren't compatible also with builtin_decl_explicit. Check pure
5492 or non-pure status of BUILT_IN_STR{{,N}CMP,N{LEN,{CAT,CPY}{,_CHK}}}
5493 and BUILT_IN_STPNCPY{,_CHK}.
5495 2019-03-14 H.J. Lu <hongjiu.lu@intel.com>
5498 * config/i386/i386.c (ix86_print_operand): Handle 'M' to add
5499 addr32 prefix to VSIB address for X32.
5500 * config/i386/sse.md (*avx512pf_gatherpf<mode>sf_mask): Prepend
5502 (*avx512pf_gatherpf<mode>df_mask): Likewise.
5503 (*avx512pf_scatterpf<mode>sf_mask): Likewise.
5504 (*avx512pf_scatterpf<mode>df_mask): Likewise.
5505 (*avx2_gathersi<mode>): Prepend "%M3" to opcode.
5506 (*avx2_gathersi<mode>_2): Prepend "%M2" to opcode.
5507 (*avx2_gatherdi<mode>): Prepend "%M3" to opcode.
5508 (*avx2_gatherdi<mode>_2): Prepend "%M2" to opcode.
5509 (*avx2_gatherdi<mode>_3): Prepend "%M3" to opcode.
5510 (*avx2_gatherdi<mode>_4): Prepend "%M2" to opcode.`
5511 (*avx512f_gathersi<mode>): Prepend "%M4" to opcode.
5512 (*avx512f_gathersi<mode>_2): Prepend "%M3" to opcode.
5513 (*avx512f_gatherdi<mode>): Prepend "%M4" to opcode.
5514 (*avx512f_gatherdi<mode>_2): Prepend "%M3" to opcode.
5515 (*avx512f_scattersi<mode>): Prepend "%M0" to opcode.
5516 (*avx512f_scatterdi<mode>): Likewise.
5518 2019-03-13 Vladimir Makarov <vmakarov@redhat.com>
5521 * lra-constraints.c (inherit_in_ebb): Update
5522 potential_reload_hard_regs along with live_hard_regs.
5524 2019-03-13 Jakub Jelinek <jakub@redhat.com>
5527 * dwarf2out.c (size_of_die): For dw_val_class_view_list always use
5529 (value_format): For dw_val_class_view_list never use DW_FORM_loclistx.
5531 2019-03-13 Martin Sebor <msebor@redhat.com>
5533 PR tree-optimization/89662
5534 * tree-vrp.c (vrp_prop::check_mem_ref): Avoid assuming every type
5537 2019-03-13 Richard Biener <rguenther@suse.de>
5540 * tree-scalar-evolution.c (simplify_peeled_chrec): Do not
5541 throw FP expressions at tree-affine.
5543 2019-03-14 Richard Biener <rguenther@suse.de>
5545 * tree-pretty-print.c (dump_generic_node): For -gimple properly
5546 dump negative integer constants using _Literal (type) -num.
5548 2019-03-13 Jakub Jelinek <jakub@redhat.com>
5550 * ipa-param-manipulation.h (struct ipa_parm_adjustment): Remove
5551 nonlocal_value member.
5554 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Handle PHI args.
5555 (ipa_simd_modify_function_body): Handle PHIs.
5557 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
5559 * config/s390/s390.c (s390_option_override_internal): Use more
5560 aggressive inlining parameters.
5562 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
5564 * config/s390/3906.md: New file.
5565 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
5566 (LONGRUNNING_THRESHOLD): Remove.
5567 (MAX_SCHED_MIX_SCORE): Decrease.
5568 (MAX_SCHED_MIX_DISTANCE): Decrease.
5569 (s390_bb_fallthru_entry_likely): Assume fallthru for less than likely.
5570 (struct s390_sched_state): New struct to hold scheduling state.
5571 (S390_SCHED_STATE_NORMAL): Remove.
5572 (S390_SCHED_STATE_CRACKED): Remove.
5573 (S390_SCHED_ATTR_MASK_GROUPOFTWO): Add.
5574 (s390_get_sched_attrmask): Use new attribute.
5575 (s390_get_unit_mask): Use new units.
5576 (s390_is_fpd): New function.
5577 (s390_is_fxd): New function.
5578 (s390_is_longrunning): New function.
5579 (s390_sched_score): Use new functions.
5580 (s390_sched_reorder): Likewise.
5581 (s390_sched_variable_issue): Rework and use new functions.
5582 (s390_sched_init): Use new functions.
5583 * config/s390/s390.h (s390_tune_attr): Add z14.
5584 * config/s390/s390.md: Add z14.
5586 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
5588 * config/s390/2964.md: Update pipeline description.
5589 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
5590 (LONGRUNNING_THRESHOLD): Remove.
5591 (LATENCY_FACTOR): Remove.
5592 (s390_get_unit_mask): Add unit.
5593 (s390_sched_score): Use fxd/fpd.
5594 (s390_sched_variable_issue): Use fxd/fpd.
5596 2019-03-12 Martin Liska <mliska@suse.cz>
5598 * config/i386/i386.c: Reword an error message.
5600 2019-03-12 Martin Jambor <mjambor@suse.cz>
5602 * cgraph.c (cgraph_node::dump): Dump more info for former thunks,
5603 terminate with newline.
5605 2019-03-12 Jakub Jelinek <jakub@redhat.com>
5608 * config/s390/s390.md (tabort): Use %wd instead of
5609 HOST_WIDE_INT_PRINT_DEC in error message, reword to avoid two capital
5610 letters and periods.
5611 * config/tilepro/tilepro.c (tilepro_print_operand): Use %wd in
5612 output_operand_lossage instead of HOST_WIDE_INT_PRINT_DEC, replace
5616 * builtins.c (expand_builtin_int_roundingfn,
5617 expand_builtin_int_roundingfn_2): Return NULL_RTX instead of
5618 gcc_unreachable if validate_arglist fails.
5620 2019-03-12 Richard Biener <rguenther@suse.de>
5622 PR tree-optimization/89664
5623 * tree-ssa-math-opts.c (execute_cse_reciprocals_1): Properly
5624 free the occurance tree after the early out.
5626 2019-03-11 Jakub Jelinek <jakub@redhat.com>
5630 * vr-values.c (vr_values::update_value_range): If
5631 old_vr->varying_p (), don't update it, make new_vr also VARYING
5634 2019-03-11 Martin Liska <mliska@suse.cz>
5636 * config/aarch64/aarch64.c (aarch64_override_options_internal):
5637 Fix double string quoting.
5639 2019-03-11 Martin Liska <mliska@suse.cz>
5641 * collect-utils.c (collect_wait): Wrap apostrophes
5642 in gcc internal format with %'.
5643 * collect2.c (main): Likewise.
5644 (scan_prog_file): Likewise.
5645 (scan_libraries): Likewise.
5646 * config/i386/i386.c (ix86_expand_call): Likewise.
5647 (ix86_handle_interrupt_attribute): Likewise.
5648 * config/nds32/nds32-intrinsic.c (nds32_expand_builtin_impl): Likewise.
5649 * config/nds32/nds32.c (nds32_insert_attributes): Likewise.
5650 * config/rl78/rl78.c (rl78_handle_saddr_attribute): Likewise.
5651 * lto-wrapper.c (find_crtoffloadtable): Likewise.
5652 * symtab.c (symtab_node::verify_base): Likewise.
5653 * tree-cfg.c (verify_gimple_label): Likewise.
5654 * tree.c (verify_type_variant): Likewise.
5656 2019-03-11 Martin Liska <mliska@suse.cz>
5658 * builtins.c (expand_builtin_thread_pointer): Wrap an option name
5659 in a string format message and fix GNU coding style.
5660 (expand_builtin_set_thread_pointer): Likewise.
5661 * common/config/aarch64/aarch64-common.c
5662 (aarch64_rewrite_selected_cpu): Likewise.
5663 * common/config/alpha/alpha-common.c (alpha_handle_option): Likewise.
5664 * common/config/arc/arc-common.c (arc_handle_option): Likewise.
5665 * common/config/arm/arm-common.c (arm_parse_fpu_option): Likewise.
5666 * common/config/bfin/bfin-common.c (bfin_handle_option): Likewise.
5667 * common/config/i386/i386-common.c (ix86_handle_option): Likewise.
5668 * common/config/ia64/ia64-common.c (ia64_handle_option): Likewise.
5669 * common/config/m68k/m68k-common.c (m68k_handle_option): Likewise.
5670 * common/config/msp430/msp430-common.c (msp430_handle_option): Likewise.
5671 * common/config/nds32/nds32-common.c (nds32_handle_option): Likewise.
5672 * common/config/powerpcspe/powerpcspe-common.c (rs6000_handle_option):
5674 * common/config/riscv/riscv-common.c
5675 (riscv_subset_list::parsing_subset_version): Likewise.
5676 (riscv_subset_list::parse_std_ext): Likewise.
5677 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
5678 (riscv_subset_list::parse): Likewise.
5679 * common/config/rs6000/rs6000-common.c (rs6000_handle_option): Likewise.
5680 * config/aarch64/aarch64.c (aarch64_parse_one_option_token): Likewise.
5681 (aarch64_override_options_internal): Likewise.
5682 (aarch64_validate_mcpu): Likewise.
5683 (aarch64_validate_march): Likewise.
5684 (aarch64_validate_mtune): Likewise.
5685 (aarch64_override_options): Likewise.
5686 * config/alpha/alpha.c (alpha_option_override): Likewise.
5687 * config/arc/arc.c (arc_init): Likewise.
5688 (parse_mrgf_banked_regs_option): Likewise.
5689 (arc_override_options): Likewise.
5690 (arc_expand_builtin_aligned): Likewise.
5691 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Likewise.
5692 (arm_expand_builtin): Likewise.
5693 * config/arm/arm.c (arm_option_check_internal): Likewise.
5694 (arm_configure_build_target): Likewise.
5695 (arm_option_override): Likewise.
5696 (arm_options_perform_arch_sanity_checks): Likewise.
5697 (arm_handle_cmse_nonsecure_entry): Likewise.
5698 (arm_handle_cmse_nonsecure_call): Likewise.
5699 (arm_tls_referenced_p): Likewise.
5700 (thumb1_expand_prologue): Likewise.
5701 * config/avr/avr.c (avr_option_override): Likewise.
5702 * config/bfin/bfin.c (bfin_option_override): Likewise.
5703 * config/c6x/c6x.c (c6x_option_override): Likewise.
5704 * config/cr16/cr16.c (cr16_override_options): Likewise.
5705 * config/cris/cris.c (cris_option_override): Likewise.
5706 * config/csky/csky.c (csky_handle_isr_attribute): Likewise.
5707 * config/darwin-c.c (macosx_version_as_macro): Likewise.
5708 * config/darwin.c (darwin_override_options): Likewise.
5709 * config/frv/frv.c (frv_expand_builtin): Likewise.
5710 * config/h8300/h8300.c (h8300_option_override): Likewise.
5711 * config/i386/i386.c (parse_mtune_ctrl_str): Likewise.
5712 (ix86_option_override_internal): Likewise.
5713 (warn_once_call_ms2sysv_xlogues): Likewise.
5714 (ix86_expand_prologue): Likewise.
5715 (split_stack_prologue_scratch_regno): Likewise.
5716 (ix86_warn_parameter_passing_abi): Likewise.
5717 * config/ia64/ia64.c (fix_range): Likewise.
5718 * config/m68k/m68k.c (m68k_option_override): Likewise.
5719 * config/microblaze/microblaze.c (microblaze_option_override): Likewise.
5720 * config/mips/mips.c (mips_emit_probe_stack_range): Likewise.
5721 (mips_set_compression_mode): Likewise.
5722 * config/mmix/mmix.c (mmix_option_override): Likewise.
5723 * config/mn10300/mn10300.c (mn10300_option_override): Likewise.
5724 * config/msp430/msp430.c (msp430_option_override): Likewise.
5725 * config/nds32/nds32.c (nds32_option_override): Likewise.
5726 * config/nios2/nios2.c (nios2_custom_check_insns): Likewise.
5727 (nios2_option_override): Likewise.
5728 (nios2_expand_custom_builtin): Likewise.
5729 * config/nvptx/mkoffload.c (main): Likewise.
5730 * config/nvptx/nvptx.c (diagnose_openacc_conflict): Likewise.
5731 * config/pa/pa.c (fix_range): Likewise.
5732 (pa_option_override): Likewise.
5733 * config/riscv/riscv.c (riscv_parse_cpu): Likewise.
5734 (riscv_option_override): Likewise.
5735 * config/rl78/rl78.c (rl78_option_override): Likewise.
5736 * config/rs6000/aix61.h: Likewise.
5737 * config/rs6000/aix71.h: Likewise.
5738 * config/rs6000/aix72.h: Likewise.
5739 * config/rs6000/driver-rs6000.c (elf_platform): Likewise.
5740 * config/rs6000/freebsd64.h: Likewise.
5741 * config/rs6000/linux64.h: Likewise.
5742 * config/rs6000/rs6000.c (rs6000_option_override_internal): Likewise.
5743 (rs6000_expand_zeroop_builtin): Likewise.
5744 (rs6000_expand_mtfsb_builtin): Likewise.
5745 (rs6000_expand_set_fpscr_rn_builtin): Likewise.
5746 (rs6000_expand_set_fpscr_drn_builtin): Likewise.
5747 (rs6000_invalid_builtin): Likewise.
5748 (rs6000_expand_split_stack_prologue): Likewise.
5749 * config/rs6000/rtems.h: Likewise.
5750 * config/rx/rx.c (valid_psw_flag): Likewise.
5751 (rx_expand_builtin): Likewise.
5752 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Likewise.
5753 * config/s390/s390.c (s390_expand_builtin): Likewise.
5754 (s390_function_profiler): Likewise.
5755 (s390_option_override_internal): Likewise.
5756 (s390_option_override): Likewise.
5757 * config/sh/sh.c (sh_option_override): Likewise.
5758 (sh_builtin_saveregs): Likewise.
5759 (sh_fix_range): Likewise.
5760 * config/sh/vxworks.h: Likewise.
5761 * config/sparc/sparc.c (sparc_option_override): Likewise.
5762 * config/spu/spu.c (spu_option_override): Likewise.
5763 (fix_range): Likewise.
5764 * config/visium/visium.c (visium_option_override): Likewise.
5765 (visium_handle_interrupt_attr): Likewise.
5766 * config/xtensa/xtensa.c (xtensa_option_override): Likewise.
5767 * dbgcnt.c (dbg_cnt_set_limit_by_name): Likewise.
5768 (dbg_cnt_process_opt): Likewise.
5769 * dwarf2out.c (output_dwarf_version): Likewise.
5770 * except.c (expand_eh_return): Likewise.
5771 * gcc.c (defined): Likewise.
5772 (driver_handle_option): Likewise.
5773 (process_command): Likewise.
5774 (compare_files): Likewise.
5775 (driver::prepare_infiles): Likewise.
5776 (driver::do_spec_on_infiles): Likewise.
5777 (driver::maybe_run_linker): Likewise.
5778 * omp-offload.c (oacc_parse_default_dims): Likewise.
5779 * opts-global.c (handle_common_deferred_options): Likewise.
5780 * opts.c (parse_sanitizer_options): Likewise.
5781 (common_handle_option): Likewise.
5782 (enable_warning_as_error): Likewise.
5783 * passes.c (enable_disable_pass): Likewise.
5784 * plugin.c (parse_plugin_arg_opt): Likewise.
5785 (default_plugin_dir_name): Likewise.
5786 * targhooks.c (default_expand_builtin_saveregs): Likewise.
5787 (default_pch_valid_p): Likewise.
5788 * toplev.c (init_asm_output): Likewise.
5789 (process_options): Likewise.
5790 (toplev::run_self_tests): Likewise.
5791 * tree-cfg.c (verify_gimple_call): Likewise.
5792 * tree-inline.c (inline_forbidden_p_stmt): Likewise.
5793 (tree_inlinable_function_p): Likewise.
5794 * var-tracking.c (vt_find_locations): Likewise.
5796 2019-03-11 Andreas Krebbel <krebbel@linux.ibm.com>
5798 * config/s390/s390.c (s390_expand_builtin): Do the copy_to_reg not
5799 only on the else branch.
5801 2019-03-11 Martin Liska <mliska@suse.cz>
5803 * gcov.c (output_intermediate_json_line): Print function
5805 (output_json_intermediate_file): Add new argument.
5806 * doc/gcov.texi: Document the change.
5808 2019-03-11 Eric Botcazou <ebotcazou@adacore.com>
5810 PR rtl-optimization/89588
5811 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
5812 explicit unrolling factor more robust.
5814 2019-03-11 Richard Biener <rguenther@suse.de>
5816 PR tree-optimization/89649
5817 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
5818 * tree-vect-loop-manip.c (vect_do_peeling): Unset force_vectorize
5819 on the prolog and epilog loops.
5820 (vect_loop_versioning): Return copy of loop.
5821 * tree-vect-loop.c (vect_transform_loop): Unset force_vectorize
5822 on the non-vectorized version of the loop.
5824 2019-03-10 Uroš Bizjak <ubizjak@gmail.com>
5827 * config/i386/sse.md (*vec_extractv2di_0_sse):
5828 Add (=r,x) alternative and corresponding splitter.
5830 2019-03-10 Martin Jambor <mjambor@suse.cz>
5832 PR tree-optimization/85762
5833 PR tree-optimization/87008
5834 PR tree-optimization/85459
5835 * tree-sra.c (contains_vce_or_bfcref_p): New parameter, set the bool
5836 it points to if there is a type changing MEM_REF. Adjust all callers.
5837 (build_accesses_from_assign): Disable total scalarization if
5838 contains_vce_or_bfcref_p returns true through the new parameter, for
5841 2019-03-09 Jakub Jelinek <jakub@redhat.com>
5844 * attribs.c (handle_dll_attribute): Don't clear TREE_STATIC for
5845 dllimport on VAR_DECLs with RECORD_TYPE or UNION_TYPE DECL_CONTEXT.
5848 * common.opt (fdiagnostics-show-labels,
5849 fdiagnostics-show-line-numbers, fdiagnostics-format=,
5850 fdiagnostics-minimum-margin-width=, fgnat-encodings=, gas-loc-support,
5851 gas-locview-support, ginline-points, ginternal-reset-location-views):
5852 Terminate description text with a dot.
5853 * config/microblaze/microblaze.opt (mxl-prefetch): Likewise.
5854 * config/mcore/mcore.opt (m210, m340): Likewise.
5855 * config/epiphany/epiphany.opt (mprefer-short-insn-regs, mcmove,
5856 mnops=): Start description text with a capital letter.
5857 * config/arc/arc.opt (msize-level=): Likewise.
5858 * config/sh/sh.opt (minline-ic_invalidate): Likewise.
5859 * config/rs6000/sysv4.opt (mno-toc, mtoc, mno-traceback, mshlib,
5861 * config/ft32/ft32.opt (msim): Likewise.
5862 (mft32b, mcompress): Likewise. Terminate description text with a dot.
5863 (mnodiv, mnopm): Terminate description text with a dot.
5864 * config/c6x/c6x.opt (c6x_sdata): Terminate Enum description with
5866 * config/i386/i386.opt (prefer_vector_width, instrument_return):
5868 * config/rx/rx.opt (nofpu): Remove trailing spaces from description
5871 PR rtl-optimization/89634
5872 * cfgcleanup.c (thread_jump): Punt if registers mentioned in cond1
5873 are modified in BB_END (e->src) instruction.
5875 2019-03-08 David Malcolm <dmalcolm@redhat.com>
5878 * config/i386/i386.c (ix86_set_current_function): Make "sorry"
5879 messages more amenable to translation, and improve wording.
5881 2019-03-08 Bill Schmidt <wschmidt@linux.ibm.com>
5883 * config/rs6000/rs6000-p8swap.c (rs6000_analyze_swaps): Rebuild
5884 ud- and du-chains between phases.
5886 2019-03-08 Richard Sandiford <richard.sandiford@arm.com>
5889 * dwarf2cfi.c (dwarf2out_frame_debug_expr): Use CONST_POLY_INT
5890 instead of POLY_INT_CST.
5892 2019-03-08 Andre Vieira <andre.simoesdiasvieira@arm.com>
5894 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): Add TARGET_VFP_DOUBLE
5897 2019-03-08 Uroš Bizjak <ubizjak@gmail.com>
5902 * config/i386/emmintrin.h (_mm_loadu_si64): New intrinsic.
5903 (_mm_storeu_si64): Ditto.
5905 2019-03-08 Martin Liska <mliska@suse.cz>
5908 * config/i386/i386.c (ix86_option_override_internal): Disable
5909 jump tables when retpolines are used.
5911 2019-03-08 Jan Hubicka <hubicka@ucw.cz>
5914 * ipa-split.c (execute_split_functions): Do not split
5915 'noinline' or 'section' function.
5917 2019-03-08 Jakub Jelinek <jakub@redhat.com>
5920 * config/s390/s390.c (s390_const_operand_ok): Use %wu instead of
5921 HOST_WIDE_INT_PRINT_UNSIGNED and %wd instead of
5922 HOST_WIDE_INT_PRINT_DEC. Formatting fixes.
5925 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
5926 from diagnostics. Formatting fixes.
5929 * ipa-devirt.c (odr_types_equivalent_p): Fix grammar in
5930 warn_odr diagnostics.
5933 * lra-constraints.c (process_alt_operands): Avoid one space before
5934 " at the end of line and another after " on another line in a string
5936 * attribs.c (handle_dll_attribute): Likewise.
5937 * config/avr/avr-devices.c (avr_texinfo): Likewise.
5939 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Don't wrap
5940 warning_at or inform messages in G_() if there is no ?:.
5942 PR tree-optimization/89550
5943 * builtins.c (c_strlen): Only set TREE_NO_WARNING if warning_at
5944 returned true. Formatting fixes.
5945 (expand_builtin_strnlen): Formatting fixes.
5946 * tree-vrp.c (vrp_prop::check_mem_ref): Only set TREE_NO_WARNING
5947 if warning_at returned true.
5948 * tree-cfg.c (pass_warn_function_return::execute): Likewise.
5950 2019-03-08 Richard Biener <rguenther@suse.de>
5953 * cfgloop.h (struct loop): Add owned_clique field.
5954 * cfgloopmanip.c (copy_loop_info): Copy it.
5955 * tree-cfg.c (gimple_duplicate_bb): Do not remap owned_clique
5957 * tree-inline.c (copy_loops): Remap owned_clique.
5958 * lto-streamer-in.c (input_cfg): Stream owned_clique.
5959 * lto-streamer-out.c (output_cfg): Likewise.
5961 2019-03-08 Jakub Jelinek <jakub@redhat.com>
5964 * config/darwin.c: Include intl.h.
5965 (darwin_build_constant_cfstring): Improve i18n of diagnostics by not
5966 composing the message out of two separate parts.
5968 2019-03-07 Jakub Jelinek <jakub@redhat.com>
5971 * config/i386/i386.c (ix86_set_func_type): Make sure diagnostics
5972 doesn't start with a capital letter and doesn't end with a dot.
5973 (ix86_function_arg_boundary): Make sure diagnostics doesn't start
5974 with a capital letter.
5975 (ix86_mangle_function_version_assembler_name): Likewise.
5976 (ix86_generate_version_dispatcher_body): Likewise.
5977 (fold_builtin_cpu): Likewise.
5978 (get_builtin_code_for_version): Likewise. Remove extraneous space.
5979 (ix86_handle_interrupt_attribute): Make the diagnostics easier for
5980 translators, wrap full type name in %qs.
5982 PR translation/79999
5983 * gimplify.c (gimplify_omp_ordered): Reword diagnostics to talk about
5984 depend clause with source (or sink) modifier.
5985 * omp-expand.c (expand_omp_ordered_sink): Likewise.
5988 * config/i386/sse.md (avx512f_mov<ssescalarmodelower>_mask,
5989 *avx512f_load<mode>_mask, avx512f_store<mode>_mask): New define_insns.
5990 (avx512f_load<mode>_mask): New define_expand.
5991 * config/i386/i386-builtin.def (__builtin_ia32_loadsd_mask,
5992 __builtin_ia32_loadss_mask, __builtin_ia32_storesd_mask,
5993 __builtin_ia32_storess_mask, __builtin_ia32_movesd_mask,
5994 __builtin_ia32_movess_mask): New builtins.
5995 * config/i386/avx512fintrin.h (_mm_mask_load_ss, _mm_maskz_load_ss,
5996 _mm_mask_load_sd, _mm_maskz_load_sd, _mm_mask_move_ss,
5997 _mm_maskz_move_ss, _mm_mask_move_sd, _mm_maskz_move_sd,
5998 _mm_mask_store_ss, _mm_mask_store_sd): New intrinsics.
6000 2019-03-07 Martin Jambor <mjambor@suse.cz>
6003 * ipa-cp.c (perform_estimation_of_a_value): Account zero time benefit
6004 for extern inline functions.
6006 2019-03-07 Martin Jambor <mjambor@suse.cz>
6009 * cgraph.h (cgraph_node): New inline method former_thunk_p.
6010 * cgraph.c (cgraph_node::dump): Dump a note if node is a former thunk.
6011 (clone_of_p): Treat expanded thunks like thunks, be optimistic if they
6012 have multiple callees. At the end check if declarations match as
6013 opposed to cgraph_nodes.
6015 2019-03-07 Martin Liska <mliska@suse.cz>
6017 * cgraph.c (cgraph_node::verify_node): Verify with a neighbour
6018 which is equivalent to searching for this in clones chain.
6019 * symtab.c (symtab_node::verify_base): Similarly compare ASM
6020 names with a neighbour and special case first node in a chain.
6022 2019-01-25 Jason Merrill <jason@redhat.com>
6024 PR c++/80916 - spurious "static but not defined" warning.
6025 * gimple-fold.c (can_refer_decl_in_current_unit_p): Return false
6026 for an internal symbol with DECL_EXTERNAL.
6028 2019-04-07 Richard Biener <rguenther@suse.de>
6031 * cfgloopmanip.c (copy_loop_info): Copy forgotten fields.
6032 * tree-inline.c (copy_loops): Simplify.
6034 2019-03-07 Martin Liska <mliska@suse.cz>
6036 * dwarf2out.c (add_AT_vms_delta): Revert function removal.
6038 2019-03-07 Richard Biener <rguenther@suse.de>
6040 PR tree-optimization/89595
6041 * tree-ssa-dom.c (dom_opt_dom_walker::optimize_stmt): Take
6042 stmt iterator as reference, take boolean output parameter to
6043 indicate whether the stmt was removed and thus the iterator
6045 (dom_opt_dom_walker::before_dom_children): Re-iterate over
6046 stmts created by folding.
6048 2019-03-07 Jakub Jelinek <jakub@redhat.com>
6051 * doc/extend.texi (Basic Asm): Document qualifiers are not allowed
6054 2019-03-06 Peter Bergner <bergner@linux.ibm.com>
6056 PR rtl-optimization/88845
6057 * config/rs6000/rs6000.c (rs6000_emit_move_si_sf_subreg): Enable during
6059 * lra.c (remove_scratches_1): New function.
6060 (remove_scratches): Use it.
6061 (lra_emit_move): Likewise.
6063 2019-03-06 Claudiu Zissulescu <claziss@synopsys.com>
6065 * config/arc/arc-c.def (__ARC_UNALIGNED__): Set it on
6066 unaligned_access variable.
6067 * config/arc/arc.c (arc_override_options): Set unaligned access
6068 default on for HS CPUs.
6069 * config/arc/arc.h (STRICT_ALIGNMENT): Fix logic.
6071 2019-03-06 Martin Liska <mliska@suse.cz>
6073 PR gcov-profile/89577
6074 * doc/gcov.texi: Prefer to use --coverage.
6075 * doc/sourcebuild.texi: Likewise.
6077 2019-03-02 Jason Merrill <jason@redhat.com>
6079 PR c++/86485 - -Wmaybe-unused with empty class ?:
6080 * gimplify.c (gimplify_cond_expr): Use INIT_EXPR.
6082 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6085 * config/rs6000/t-linux (MULTIARCH_DIRNAME): Set to non-empty only
6089 * builtins.c (maybe_emit_free_warning): Punt if free doesn't have
6090 exactly one argument.
6092 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6093 Richard Sandiford <richard.sandiford@arm.com>
6095 PR tree-optimization/89570
6096 * match.pd (vec_cond into cond_op simplification): Don't use
6097 get_conditional_internal_fn, use as_internal_fn (cond_op).
6099 2019-03-05 Wilco Dijkstra <wdijkstr@arm.com>
6102 * config/arm/arm.md (movsi): Use targetm.cannot_force_const_mem
6103 to decide when to split off a non-zero offset from a symbol.
6104 * config/arm/arm.c (arm_cannot_force_const_mem): Disallow offsets
6105 in function symbols.
6107 2019-03-05 Richard Biener <rguenther@suse.de>
6109 PR tree-optimization/89594
6110 * tree-if-conv.c (pass_if_conversion::execute): Handle
6111 case where .LOOP_VECTORIZED_FUNCTION was removed.
6113 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6116 * fold-const.c (fold_checksum_tree): Don't use fixed size buffer,
6117 instead alloca it only when needed with the needed size.
6119 PR tree-optimization/89570
6120 * match.pd (vec_cond into cond_op simplification): Guard with
6121 vectorized_internal_fn_supported_p test and #if GIMPLE.
6123 PR tree-optimization/89566
6124 * gimple-ssa-sprintf.c (sprintf_dom_walker::handle_gimple_call):
6125 Set info.fncode to BUILT_IN_NONE if gimple_call_builtin_p failed.
6126 Punt if get_user_idx_format succeeds, but idx_format argument is
6127 not provided or doesn't have pointer type, or if idx_args is above
6128 number of provided arguments.
6130 2019-03-04 Wilco Dijkstra <wdijkstr@arm.com>
6132 PR tree-optimization/89437
6133 * match.pd: Use lt in sin(atan(x)) and cos(atan(x)) simplifications.
6135 2019-03-04 Richard Biener <rguenther@suse.de>
6138 * tree-scalar-evolution.c: (get_loop_exit_condition): Use
6141 2019-03-04 Bin Cheng <bin.cheng@linux.alibaba.com>
6143 PR tree-optimization/89487
6144 * tree-loop-distribution.c (has_nonaddressable_dataref_p): New.
6145 (create_rdg_vertices): Compute has_nonaddressable_dataref_p.
6146 (distribute_loop): Don't do runtime alias check if there is non-
6147 addressable data reference.
6148 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Check if VAR_DECL
6149 is a register variable.
6151 2019-03-02 Jakub Jelinek <jakub@redhat.com>
6154 * config/arm/arm.md (cmpsi2_addneg): Use
6155 trunc_int_for_mode (-INTVAL (...), SImode) instead of -INTVAL (...).
6156 If operands[2] is 0 or INT_MIN, force use of subs.
6157 (*compare_scc splitter): Use gen_int_mode.
6158 (*negscc): Likewise.
6159 * config/arm/thumb2.md (*thumb2_negscc): Likewise.
6161 2019-03-01 Kito Cheng <kito.cheng@gmail.com>
6162 Monk Chiang <sh.chiang04@gmail.com>
6164 * common/config/riscv/riscv-common.c: Include sstream.
6165 (riscv_subset_list::to_string): New.
6166 (riscv_arch_str): Likewise.
6167 * config.gcc (riscv*-*-*): Handle --with-riscv-attribute=
6169 * config/riscv/riscv-protos.h (riscv_arch_str): New.
6170 * config/riscv/riscv.c (INCLUDE_STRING): Defined.
6171 (riscv_emit_attribute): New.
6172 (riscv_file_start): Emit attribute if needed.
6173 (riscv_option_override): Init riscv_emit_attribute_p.
6174 * config/riscv/riscv.opt (mriscv-attribute): New option.
6175 * configure.ac (riscv*-*-*): Check binutils is supporting ELF
6177 * doc/install.texi: Document --with-riscv-attribute.
6178 * doc/invoke.texi: Document -mriscv-attribute.
6180 * common/config/riscv/riscv-common.c:
6181 Include config/riscv/riscv-protos.h.
6182 (INCLUDE_STRING): Defined.
6183 (RISCV_DONT_CARE_VERSION): Defined.
6184 (riscv_subset_t): Declare.
6185 (riscv_subset_t::riscv_subset_t): New.
6186 (riscv_subset_list): Declare.
6187 (riscv_subset_list::riscv_subset_list): New.
6188 (riscv_subset_list::~riscv_subset_list): Likewise.
6189 (riscv_subset_list::parsing_subset_version): Likewise.
6190 (riscv_subset_list::parse_std_ext): Likewise.
6191 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
6192 (riscv_subset_list::add): Likewise.
6193 (riscv_subset_list::lookup): Likewise.
6194 (riscv_subset_list::xlen): Likewise.
6195 (riscv_subset_list::parse): Likewise.
6196 (riscv_supported_std_ext): Likewise.
6197 (current_subset_list): Likewise.
6198 (riscv_parse_arch_string): Using riscv_subset_list::parse to
6201 2019-03-01 Segher Boessenkool <segher@kernel.crashing.org>
6203 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
6204 rs6000_dejagnu_cpu_index is set, use that to override rs6000_cpu_index.
6205 * config/rs6000/rs6000.opt (mdejagnu-cpu=): New option.
6207 2019-03-01 Alexander Monakov <amonakov@ispras.ru>
6209 PR rtl-optimization/85899
6210 * haifa-sched.c (find_fallthru_edge_from): Relax assert to account for
6211 fallthru edges leading to the exit block.
6213 2019-03-01 Tamar Christina <tamar.christina@arm.com>
6216 * config/aarch64/aarch64-option-extensions.def (fp, simd, crypto, fp16,
6217 rdma, dotprod, sha2, sha3, sm4, fp16fml, sve): Collapse line.
6219 2019-03-01 Richard Sandiford <richard.sandiford@arm.com>
6221 PR tree-optimization/89535
6222 * tree-vect-stmts.c (vectorizable_call): Record the vector types
6223 for each operand. Calculate the fallback choice for mask operands
6224 and pass it to vect_get_vec_def_for_operand.
6226 2019-03-01 Richard Biener <rguenther@suse.de>
6229 * tree-ssa-operands.c (add_stmt_operand): CONST_DECL may
6230 get virtual operands.
6231 (get_expr_operands): Handle CONST_DECL like other decls.
6233 2019-03-01 Jakub Jelinek <jakub@redhat.com>
6236 * fold-const.c (fold_checksum_tree): Ignore TREE_NO_WARNING bit
6237 on DECL_P and EXPR_P.
6239 2019-03-01 Richard Biener <rguenther@suse.de>
6242 * tree-cfgcleanup.h (cleanup_tree_cfg): Add SSA update flags
6243 argument, defaulted to zero.
6244 * passes.c (execute_function_todo): Pass down SSA update flags
6245 to cleanup_tree_cfg.
6246 * tree-cfgcleanup.c: Include tree-into-ssa.h and tree-cfgcleanup.h.
6247 (cleanup_tree_cfg_noloop): After cleanup_control_flow_pre update SSA
6249 (cleanup_tree_cfg): Get and pass down SSA update flags.
6251 2019-03-01 Jakub Jelinek <jakub@redhat.com>
6254 * dwarf2out.c (output_comdat_type_unit): Add ATTRIBUTE_UNUSED to
6255 early_lto_debug argument.
6257 2019-02-28 Eric Botcazou <ebotcazou@adacore.com>
6259 PR tree-optimization/89536
6260 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_NOT_EXPR>: Test
6261 only whether bit #0 of the value is 0 instead of the entire value.
6263 2019-02-28 Marek Polacek <polacek@redhat.com>
6265 PR c++/87068 - missing diagnostic with fallthrough statement.
6266 * gimplify.c (expand_FALLTHROUGH_r): If IFN_FALLTHROUGH was found
6267 at the end of a seq, save its location to walk_stmt_info.
6268 (expand_FALLTHROUGH): Warn if IFN_FALLTHROUGH is at the end of
6271 2019-02-28 Jan Hubicka <hubicka@ucw.cz>
6274 * tree.c (find_atomic_core_type): Move ahead in file.
6275 (check_base_type): Correctly compare alignments of atomic types.
6277 2019-02-28 H.J. Lu <hongjiu.lu@intel.com>
6280 * config/i386/i386.c (get_builtin_code_for_version): Identify
6281 Westmere from PCLMUL, instead of AES.
6283 2019-02-28 Jakub Jelinek <jakub@redhat.com>
6286 * config/arm/arm.md (*subsi3_carryin_compare_const): Use
6287 trunc_int_for_mode (-INTVAL (...), SImode), just instead of
6290 2019-02-28 Tamar Christina <tamar.christina@arm.com>
6293 * config/aarch64/aarch64-option-extensions.def: Document it.
6294 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Skip feature
6297 2019-02-28 Jakub Jelinek <jakub@redhat.com>
6300 * convert.c (convert_to_real_1, convert_to_integer_1): Punt for
6301 builtins if they don't have a single scalar floating point argument.
6304 2019-02-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
6306 PR rtl-optimization/89490
6307 * varasm.c (get_block_for_section): Bail out for mergeable sections.
6308 (default_use_anchors_for_symbol_p, output_object_block): Assert the
6309 block section is not mergeable.
6311 2019-02-27 Jakub Jelinek <jakub@redhat.com>
6314 * config/arm/arm.md (arm_casesi_internal): New define_expand. Rename
6315 old define_insn to ...
6316 (*arm_casesi_internal): ... this. Add mode to LABEL_REFs.
6317 * config/arm/thumb2.md (thumb2_casesi_internal): New define_expand.
6318 Rename old define_insn to ...
6319 (*thumb2_casesi_internal): ... this. Add mode to LABEL_REFs.
6320 (thumb2_casesi_internal_pic): New define_expand. Rename old
6322 (*thumb2_casesi_internal_pic): ... this. Add mode to LABEL_REFs.
6323 * config/aarch64/aarch64.md (casesi): Create the casesi_dispatch
6324 MEM manually here, set MEM_READONLY_P and MEM_NOTRAP_P on it.
6326 2019-02-27 Richard Biener <rguenther@suse.de>
6329 * dwarf2out.c (use_debug_types): Disable when in_lto_p.
6331 2019-02-27 Richard Biener <rguenther@suse.de>
6333 * passes.c (should_skip_pass_p): Do not skip cgraph-edge
6336 2019-02-27 Richard Biener <rguenther@suse.de>
6339 * dwarf2out.c (output_comdat_type_unit): Add early_lto_debug
6340 parameter, prefix section name with .gnu.debuglto_ if true.
6341 (dwarf2out_finish): Pass false to output_comdat_type_unit.
6342 (dwarf2out_early_finish): Pass true to output_comdat_type_unit.
6344 2019-02-27 Richard Biener <rguenther@suse.de>
6347 * dwarf2out.c (size_of_die): Key on AT_ref (a)->comdat_type_p
6348 rather than on use_debug_types, doing what output_die does.
6349 (value_format): Likewise.
6351 2019-02-27 Martin Jambor <mjambor@suse.cz>
6352 Martin Sebor <msebor@redhat.com>
6354 * doc/invoke.texi (Warning Options): Reword description of
6355 -Wno-absolute-value.
6357 2019-02-27 Jakub Jelinek <jakub@redhat.com>
6359 PR tree-optimization/89280
6360 * tree-cfgcleanup.c (maybe_dead_abnormal_edge_p,
6361 builtin_setjmp_setup_bb): New functions.
6362 (cleanup_control_flow_pre): Ignore maybe_dead_abnormal_edge_p edges.
6363 When visiting __builtin_setjmp_setup block, queue in special
6364 setjmp_vec vector edges from .ABNORMAL_DISPATCHER to corresponding
6365 __builtin_setjmp_receiver. Remove .ABNORMAL_DISPATCHER basic blocks
6366 from visited after the loop if they don't have any visited successor
6369 2018-02-26 Steve Ellcey <sellcey@marvell.com>
6371 * config/aarch64/aarch64.c (aarch64_get_multilib_abi_name):
6373 (TARGET_GET_MULTILIB_ABI_NAME): New macro.
6375 2019-02-26 Jakub Jelinek <jakub@redhat.com>
6378 * tree.c (valid_constant_size_p): Deal with size INTEGER_CSTs
6379 with types other than sizetype/ssizetype.
6381 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
6383 * config/sparc/sparc-opts.h (enum processor_type): Rename to...
6384 (enum sparc_processor_type): ...this.
6385 (enum sparc_code_model_type): New enumeration type.
6386 (enum sparc_memory_model_type): Tweak comments.
6387 * config/sparc/sparc.opt (mcpu): Adjust to above renaming.
6389 (mcmodel): Use sparc_code_model enumeration and variable.
6390 (sparc_code_model): New enumeration.
6391 (mdebug): Add Undocumented marker.
6392 * config/sparc/sparc.h (enum cmodel): Delete.
6393 (sparc_cmodel): Likewise.
6394 (TARGET_CM_MEDLOW): Adjust to above renaming.
6395 (TARGET_CM_MEDMID): Likewise.
6396 (TARGET_CM_MEDANY): Likewise.
6397 (TARGET_CM_EMBMEDANY): Likewise.
6398 * config/sparc/sparc.c (sparc_cmodel): Delete.
6399 (sparc_option_override): Remove string/value mapping support for the
6400 code model. Move code and memory model support to after the handling
6401 of target flags. Do private machine setup last.
6402 (sparc_emit_set_symbolic_const64): Use sparc_code_model.
6403 (sparc_legitimize_reload_address): Likewise.
6404 (sparc_output_mi_thunk): Likewise.
6405 * config/sparc/sparc.md (cpu): Adjust comment to above renaming.
6407 2019-02-26 Jakub Jelinek <jakub@redhat.com>
6409 PR tree-optimization/89500
6410 * tree-ssa-strlen.c (stridx_strlenloc): Adjust comment.
6411 (handle_builtin_strlen): Remove noncst_bound variable. Always
6412 optimize strnlen (x, 0) to 0. Optimize strnlen (x, cst) to
6413 cst if the first cst bytes starting at x are known to be non-zero,
6414 even if the string is not zero terminated. Don't try to modify
6415 *si for strnlen. Update strlen_to_stridx only for strlen or if
6416 we can prove strnlen returns the same value as strlen would.
6418 2019-02-26 Martin Liska <mliska@suse.cz>
6420 * alloc-pool.h (struct pool_usage): Remove extra
6422 * bitmap.h (struct bitmap_usage): Likewise.
6423 * ggc-common.c (struct ggc_usage): Likewise.
6424 * mem-stats.h (struct mem_usage): Likewise.
6425 (mem_alloc_description::dump): Print dash lines
6426 here and repeat header at the end of a table report.
6427 It's then more readable.
6428 * tree-phinodes.c (phinodes_print_statistics): Make
6429 horizontal alignment.
6430 * tree-ssanames.c (ssanames_print_statistics): Likewise.
6431 * vec.c (struct vec_usage): Remove extra print_dash_line.
6432 * vec.h (vec_safe_grow_cleared): Pass PASS_MEM_STAT.
6434 2019-02-26 Uroš Bizjak <ubizjak@gmail.com>
6436 * doc/extend.texi (__builtin_object_size):
6437 Use @pxref instead of @xref inside parenthesis.
6438 (__builtin_has_attribute): Add missing comma after @xref.
6439 (__builtin_object_size): Ditto.
6440 * doc/md.texi (cond_*{mode}): Use @samp instead of @var around op1[i].
6441 * fortran/invoke.texi (-ffpe-trap): Use @var for every item
6444 2019-02-26 Jeff Law <law@redhat.com>
6446 PR rtl-optimization/87761
6447 * regcprop.c (copyprop_hardreg_forward_1): Use REG_UNUSED notes to
6448 detect obviously dead insns and delete them.
6450 2019-02-26 Richard Biener <rguenther@suse.de>
6452 PR tree-optimization/89505
6453 * tree-ssa-structalias.c (compute_dependence_clique): Make sure
6454 to handle restrict pointed-to vars with multiple subvars
6457 2019-02-26 Richard Biener <rguenther@suse.de>
6459 PR tree-optimization/89489
6460 * tree-parloops.c (create_loop_fn): Copy over last_clique.
6462 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
6464 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_IOR_EXPR>: Fix
6465 and move around comment.
6466 <BIT_AND_EXPR>: Likewise.
6467 <BIT_NOT_EXPR>: Add specific handling for boolean types.
6469 2019-02-26 Jakub Jelinek <jakub@redhat.com>
6472 * config/i386/i386.c (remove_partial_avx_dependency): Call
6473 df_analyze etc. before creation of the v4sf_const0 pseudo, rather than
6474 after changing possibly many instructions to use that pseudo. Fix up
6475 insertion of v4sf_const0 setter at the start of bb.
6477 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
6480 * doc/extend.texi (Variadic Pointer Args): New section.
6482 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
6483 Martin Sebor <msebor@gmail.com>
6485 * common.opt (Wattribute-alias): Likewise.
6486 * doc/invoke.texi (Option Summary): List general form of
6487 -Wattribute-alias=. List positive form of -Wmissing-attributes.
6488 (-Wmissing-attributes): Invert entry, rewrite and correct default.
6489 Add cross-references.
6490 (-Wattribute-alias): Rewrite and correct default. Mention
6491 considered attributes (same as for -Wmissing-attributes).
6493 2019-02-25 Paul A. Clarke <pc@us.ibm.com>
6495 * config/rs6000/emmintrin.h (_mm_cvtpd_epi32): Fix big endian.
6496 (_mm_cvtpd_ps): Likewise.
6497 (_mm_cvttpd_epi32): Likewise.
6500 * config/rs6000/xmmintrin.h (_mm_cvtss_f32): Fix type mismatch.
6501 (_mm_cvt_ss2si): Fix type mismatch and 32-bit.
6504 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Fix 32-bit.
6506 2019-02-25 Tamar Christina <tamar.christina@arm.com>
6509 * common/config/aarch64/aarch64-common.c
6510 (struct aarch64_option_extension): Add is_synthetic.
6511 (all_extensions): Use it.
6512 (TARGET_OPTION_INIT_STRUCT): Define hook.
6513 (struct gcc_targetm_common): Moved to end.
6514 (all_extensions_by_on): New.
6515 (opt_ext_cmp, typedef opt_ext): New.
6516 (aarch64_option_init_struct): New.
6517 (aarch64_contains_opt): New.
6518 (aarch64_get_extension_string_for_isa_flags): Output smallest set.
6519 * config/aarch64/aarch64-option-extensions.def
6520 (AARCH64_OPT_EXTENSION): Explicitly include AES and SHA2 in crypto.
6521 (fp, simd, crc, lse, fp16, rcpc, rdma, dotprod, aes, sha2, sha3,
6522 sm4, fp16fml, sve, profile, rng, memtag, sb, ssbs, predres):
6523 Set is_synthetic to false.
6524 (crypto): Set is_synthetic to true.
6525 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Add
6528 2019-02-25 Tamar Christina <tamar.christina@arm.com>
6530 * config/arm/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
6531 vfmlal_high_u32, vfmlsl_high_u32, vfmlalq_low_u32, vfmlslq_low_u32,
6532 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
6533 vfmlal_lane_high_u32, vfmlalq_laneq_low_u32, vfmlalq_lane_low_u32,
6534 vfmlal_laneq_low_u32, vfmlalq_laneq_high_u32, vfmlalq_lane_high_u32,
6535 vfmlal_laneq_high_u32, vfmlsl_lane_low_u32, vfmlsl_lane_high_u32,
6536 vfmlslq_laneq_low_u32, vfmlslq_lane_low_u32, vfmlsl_laneq_low_u32,
6537 vfmlslq_laneq_high_u32, vfmlslq_lane_high_u32, vfmlsl_laneq_high_u32):
6539 (vfmlal_low_f16, vfmlsl_low_f16, vfmlal_high_f16, vfmlsl_high_f16,
6540 vfmlalq_low_f16, vfmlslq_low_f16, vfmlalq_high_f16, vfmlslq_high_f16,
6541 vfmlal_lane_low_f16, vfmlal_lane_high_f16, vfmlalq_laneq_low_f16,
6542 vfmlalq_lane_low_f16, vfmlal_laneq_low_f16, vfmlalq_laneq_high_f16,
6543 vfmlalq_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_lane_low_f16,
6544 vfmlsl_lane_high_f16, vfmlslq_laneq_low_f16, vfmlslq_lane_low_f16,
6545 vfmlsl_laneq_low_f16, vfmlslq_laneq_high_f16, vfmlslq_lane_high_f16,
6546 vfmlsl_laneq_high_f16): ... To this.
6547 * config/arm/neon.md: Update comments.
6549 2019-02-25 Tamar Christina <tamar.christina@arm.com>
6551 * config/aarch64/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
6552 vfmlalq_low_u32, vfmlslq_low_u32, vfmlal_high_u32, vfmlsl_high_u32,
6553 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
6554 vfmlsl_lane_low_u32, vfmlal_laneq_low_u32, vfmlsl_laneq_low_u32,
6555 vfmlalq_lane_low_u32, vfmlslq_lane_low_u32, vfmlalq_laneq_low_u32,
6556 vfmlslq_laneq_low_u32, vfmlal_lane_high_u32, vfmlsl_lane_high_u32,
6557 vfmlal_laneq_high_u32, vfmlsl_laneq_high_u32, vfmlalq_lane_high_u32,
6558 vfmlslq_lane_high_u32, vfmlalq_laneq_high_u32, vfmlslq_laneq_high_u32):
6560 (vfmlal_low_f16, vfmlsl_low_f16, vfmlalq_low_f16, vfmlslq_low_f16,
6561 vfmlal_high_f16, vfmlsl_high_f16, vfmlalq_high_f16, vfmlslq_high_f16,
6562 vfmlal_lane_low_f16, vfmlsl_lane_low_f16, vfmlal_laneq_low_f16,
6563 vfmlsl_laneq_low_f16, vfmlalq_lane_low_f16, vfmlslq_lane_low_f16,
6564 vfmlalq_laneq_low_f16, vfmlslq_laneq_low_f16, vfmlal_lane_high_f16,
6565 vfmlsl_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_laneq_high_f16,
6566 vfmlalq_lane_high_f16, vfmlslq_lane_high_f16, vfmlalq_laneq_high_f16,
6567 vfmlslq_laneq_high_f16): ... To this.
6569 2019-02-25 Alexander Monakov <amonakov@ispras.ru>
6571 PR rtl-optimization/86096
6572 * df-scan.c (df_mw_compare): Do not check mw_reg fields when
6573 comparing mw_order values.
6575 2019-02-25 Jakub Jelinek <jakub@redhat.com>
6578 * config/arm/arm.md (*subsi3_carryin_const): Use
6579 arm_neg_immediate_operand predicate instead of
6580 arm_not_immediate_operand, "L" constraint instead of "K" and
6581 print it using %n2 instead of %B2.
6582 (*subsi3_carryin_const0): New define_insn.
6583 (*subsi3_carryin_compare_const): Use const_int_I_operand predicate
6584 instead of arm_not_operand and "I" constraint instead of "K" and
6585 print it using %n3 instead of %B2. Instead of using match_dup 2 add
6586 another match_operand and in the condition check that it is negation
6588 (*subsi3_carryin_compare_const0): New define_ins.
6589 (*subdi_di_zesidi): Adjust to use *subsi3_carryin_const0 instead of
6590 *subsi3_carryin_const.
6591 (*arm_cmpdi_insn): Fix splitting into *subsi3_carryin_compare_const,
6592 split into *subsi3_carryin_compare_const0 if the highpart is zero.
6595 * config/arm.vfp.md (*negdf2_vfp): Use
6596 gen_int_mode (0x80000000, SImode) instead of GEN_INT (0x80000000).
6597 * config/arm/neon.md (neon_copysignf<mode>): Likewise.
6599 2019-02-24 Jakub Jelinek <jakub@redhat.com>
6601 PR rtl-optimization/89445
6602 * simplify-rtx.c (simplify_ternary_operation): Don't use
6603 simplify_merge_mask on operands that may trap.
6604 * rtlanal.c (may_trap_p_1): Use FLOAT_MODE_P instead of
6605 SCALAR_FLOAT_MODE_P checks. For integral division by zero, if
6606 second operand is CONST_VECTOR, check if any element could be zero.
6607 Don't expect traps for VEC_{MERGE,SELECT,CONCAT,DUPLICATE} unless
6608 their operands can trap.
6610 2019-02-23 Martin Sebor <msebor@redhat.com>
6612 * gimple-ssa-sprintf.c (target_strtol): Rename...
6613 (target_strtohwi): ...to this. Handle values up to HOST_WIDE_INT_MAX.
6614 (parse_directive): Adjust to name change. Use HOST_WIDE_INT_MAX to
6615 check for range error.
6617 2019-02-23 H.J. Lu <hongjiu.lu@intel.com>
6620 * opts-common.c (prune_options): Also prune joined switches
6621 with Negative and RejectNegative.
6622 * config/i386/i386.opt (march=): Add Negative(march=).
6623 (mtune=): Add Negative(mtune=).
6624 * doc/options.texi: Document Negative used together with Joined
6627 2019-02-22 Martin Sebor <msebor@redhat.com>
6629 * doc/extend.texi (Other Builtins): Add
6630 __builtin_is_constant_evaluated.
6632 2019-02-22 Richard Biener <rguenther@suse.de>
6634 PR tree-optimization/87609
6635 * tree-cfg.c (gimple_duplicate_bb): Only remap inlined cliques.
6637 2019-02-22 Jeff Law <law@redhat.com>
6639 PR rtl-optimization/87761
6640 * config/mips/mips.md: Add new combiner pattern to recognize
6641 a bitfield extraction using (ashiftrt (truncate (ashift (...)))).
6643 2019-02-22 Matthew Malcomson <matthew.malcomson@arm.com>
6646 * config/aarch64/aarch64.md: Use aarch64_general_reg predicate on
6647 destination register in peepholes generating patterns for ADDS/SUBS.
6648 (add<mode>3_compare0,
6649 *addsi3_compare0_uxtw, add<mode>3_compareC,
6650 add<mode>3_compareV_imm, add<mode>3_compareV,
6651 *adds_<optab><ALLX:mode>_<GPI:mode>,
6652 *subs_<optab><ALLX:mode>_<GPI:mode>,
6653 *adds_<optab><ALLX:mode>_shift_<GPI:mode>,
6654 *subs_<optab><ALLX:mode>_shift_<GPI:mode>,
6655 *adds_<optab><mode>_multp2, *subs_<optab><mode>_multp2,
6656 *sub<mode>3_compare0, *subsi3_compare0_uxtw,
6657 sub<mode>3_compare1): Allow stack pointer for source register.
6658 * config/aarch64/predicates.md (aarch64_general_reg): New predicate.
6660 2019-02-22 Martin Sebor <msebor@redhat.com>
6662 PR tree-optimization/88993
6663 PR tree-optimization/88853
6664 * gimple-ssa-sprintf.c (sprintf_dom_walker::call_info::is_file_func):
6666 (sprintf_dom_walker::call_info::is_string_func): New helper.
6667 (format_directive): Only issue "may exceed" 4095/INT_MAX warnings
6668 for formatted string functions.
6669 (sprintf_dom_walker::handle_gimple_call): Fix a typo in a comment.
6671 2019-02-22 Martin Sebor <msebor@redhat.com>
6674 * c-parser.c (sizeof_ptr_memacc_comptypes): Avoid warning in
6675 unreachable subexpressions.
6677 2019-02-22 H.J. Lu <hongjiu.lu@intel.com>
6678 Hongtao Liu <hongtao.liu@intel.com>
6679 Sunil K Pandey <sunil.k.pandey@intel.com>
6682 * config/i386/i386-passes.def: Add
6683 pass_remove_partial_avx_dependency.
6684 * config/i386/i386-protos.h
6685 (make_pass_remove_partial_avx_dependency): New.
6686 * config/i386/i386.c (make_pass_remove_partial_avx_dependency):
6688 (pass_data_remove_partial_avx_dependency): New.
6689 (pass_remove_partial_avx_dependency): Likewise.
6690 (make_pass_remove_partial_avx_dependency): Likewise.
6691 * config/i386/i386.md (avx_partial_xmm_update): New attribute.
6692 (*extendsfdf2): Add avx_partial_xmm_update.
6693 (truncdfsf2): Likewise.
6694 (*float<SWI48:mode><MODEF:mode>2): Likewise.
6695 (SF/DF conversion splitters): Disabled for TARGET_AVX.
6697 2019-02-22 Aldy Hernandez <aldyh@redhat.com>
6700 * gimple-ssa-sprintf.c (pass_sprintf_length::execute): Enable loop
6703 2019-02-22 Thiago Macieira <thiago.macieira@intel.com>
6706 * config/i386/i386.h (PTA_WESTMERE): Remove PTA_AES.
6707 (PTA_SKYLAKE): Add PTA_AES.
6708 (PTA_GOLDMONT): Likewise.
6710 2019-02-22 Sudakshina Das <sudi.das@arm.com>
6712 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Add bti
6713 instruction if enabled.
6714 (aarch64_override_options): Remove reference to return address key.
6716 2019-02-22 Richard Biener <rguenther@suse.de>
6718 PR tree-optimization/89440
6719 * tree-vect-loop.c (vect_create_epilog_for_reduction): Remove
6720 not necessary assert.
6722 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
6725 * omp-general.c (oacc_replace_fn_attrib): Mostly split out into...
6726 (oacc_replace_fn_attrib_attr): ... this new function.
6727 * omp-general.h (oacc_replace_fn_attrib_attr): New prototype.
6728 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Revert workaround.
6730 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6732 * config/arm/arm-cpus.in (ares): Rename to...
6733 (neoverse-n1): ... This. Add ares as alias.
6734 * config/arm/arm-tables.opt: Regenerate.
6735 * config/arm/arm-tune.md: Likewise.
6736 * doc/invoke.txt (ARM Options): Document neoverse-n1.
6738 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6740 * config/aarch64/aarch64-cores.def (neoverse-e1): Define.
6741 * config/aarch64/aarch64-tune.md: Regenerate.
6742 * doc/invoke.texi (AArch64 Options): Document neoverse-e1 -mcpu option.
6744 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6746 * config/aarch64/aarch64.c (ares_tunings): Rename to...
6747 (neoversen1_tunings): ... This.
6748 * config/aarch64/aarch64-cores.def (ares): Change tuning to the above.
6749 (neoverse-n1): New CPU.
6750 * config/aarch64/aarch64-tune.md: Regenerate.
6751 * doc/invoke.txt (AArch64 Options): Document neoverse-n1.
6753 2019-02-22 Richard Biener <rguenther@suse.de>
6756 * cfghooks.h (dependence_hash): New typedef.
6757 (struct copy_bb_data): New type.
6758 (cfg_hooks::duplicate_block): Adjust to take a copy_bb_data argument.
6759 (duplicate_block): Likewise.
6760 * cfghooks.c (duplicate_block): Pass down copy_bb_data.
6761 (copy_bbs): Create and pass down copy_bb_data.
6762 * cfgrtl.c (cfg_layout_duplicate_bb): Adjust.
6763 (rtl_duplicate_bb): Likewise.
6764 * tree-cfg.c (gimple_duplicate_bb): If the copy_bb_data arg is not NULL
6765 remap dependence info.
6767 2019-02-22 Richard Biener <rguenther@suse.de>
6769 PR tree-optimization/87609
6770 * tree-core.h (tree_base): Document special clique values.
6771 * tree-inline.c (remap_dependence_clique): Do not use the
6772 special clique value of one.
6773 (maybe_set_dependence_info): Use clique one.
6774 (clear_dependence_clique): New callback.
6775 (compute_dependence_clique): Clear clique one from all refs
6776 before assigning it (again).
6778 2019-02-21 Martin Sebor <msebor@redhat.com>
6780 * doc/extend.texi (__clear_cache): Correct signature.
6782 2019-02-21 Ian Lance Taylor <iant@golang.org>
6785 * varasm.c (decode_addr_const): Call lookup_constant_def rather
6786 than output_constant_def.
6787 (add_constant_to_table): New static function.
6788 (output_constant_def): Call add_constant_to_table.
6789 (tree_output_constant_def): Likewise.
6791 2019-02-21 Jakub Jelinek <jakub@redhat.com>
6794 * builtins.c (fold_builtin_arith_overflow): If first two args are
6795 INTEGER_CSTs, set intres and ovfres to constants rather than calls
6798 2019-02-21 H.J. Lu <hongjiu.lu@intel.com>
6801 * config/i386/i386.c (ix86_set_indirect_branch_type): Issue an
6802 error for -mindirect-branch/-mfunction-return with incompatible
6805 2019-02-21 Jakub Jelinek <jakub@redhat.com>
6808 * constraints.md (q): Remove.
6809 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use rk constraint
6812 2019-02-21 Martin Jambor <mjambor@suse.cz>
6815 * omp-general.c (omp_extract_for_data): Removed a duplicate call
6816 to omp_adjust_for_condition, moved NE_EXPR code_cond processing...
6817 (omp_adjust_for_condition): ...here. Added necessary parameters.
6818 * omp-general.h (omp_adjust_for_condition): Updated declaration.
6819 * omp-grid.c (grid_attempt_target_gridification): Adjust to pass
6820 proper values to new parameters of omp_adjust_for_condition.
6822 2019-02-20 Jakub Jelinek <jakub@redhat.com>
6825 * expr.c (expand_assignment): If result is a MEM, use change_address
6826 instead of simplify_gen_subreg.
6828 2019-02-20 Jakub Jelinek <jakub@redhat.com>
6829 David Malcolm <dmalcolm@redhat.com>
6832 * fold-const.c (decode_field_reference): Return NULL_TREE if
6833 lang_hooks.types.type_for_size returns NULL. Check it before
6834 overwriting *exp_. Use return NULL_TREE instead of return 0.
6836 2019-02-20 Jakub Jelinek <jakub@redhat.com>
6840 * toplev.c (do_compile): Double the emin/emax exponents to workaround
6843 2019-02-20 Uroš Bizjak <ubizjak@gmail.com>
6846 * config/i386/i386.c (ix86_atomic_assign_expand_fenv): Check
6847 TARGET_SSE in addition to TARGET_SSE_MATH.
6849 (ix86_excess_precision): Ditto.
6850 (ix86_float_exceptions_rounding_supported_p): Ditto.
6851 (use_rsqrt_p): Ditto.
6852 * config/i386/sse.md (rsqrt<mode>2): Ditto.
6854 2019-02-20 David Malcolm <dmalcolm@redhat.com>
6857 * diagnostic-show-locus.c (layout::calculate_line_spans): Use
6858 linenum_arith_t when determining if two adjacent line spans are
6859 close enough to merge.
6860 (diagnostic_show_locus): Use linenum_arith_t when iterating over
6861 lines within each line_span.
6863 2019-02-20 Andre Vieira <andre.simoesdiasvieira@arm.com>
6866 * lra-constraints.c(uses_hard_regs_p): Fix handling of
6867 paradoxical SUBREGS.
6869 2019-02-20 Li Jia He <helijia@linux.ibm.com>
6872 * gcc/config/rs6000/rs6000.c (rs6000_gimple_fold_builtin)
6873 <case ALTIVEC_BUILTIN_VSPLTISB, ALTIVEC_BUILTIN_VSPLTISH,
6874 ALTIVEC_BUILTIN_VSPLTISW>: Don't convert the operand before
6877 2019-02-19 Jonathan Wakely <jwakely@redhat.com>
6879 * config/gcn/gcn.c (print_operand): Fix typo.
6881 2019-02-19 Richard Biener <rguenther@suse.de>
6884 * toplev.c (do_compile): Initialize mpfr's exponent range
6885 based on available float modes.
6887 2019-02-19 Eric Botcazou <ebotcazou@adacore.com>
6889 * rtlanal.c (get_initial_register_offset): Fall back to the estimate
6890 as long as the epilogue isn't completed.
6892 2019-02-18 Martin Sebor <msebor@redhat.com>
6894 * doc/cpp.texi (Conditional syntax): Add __has_attribute,
6895 __has_cpp_attribute, and __has_include.
6897 2019-02-18 Martin Sebor <msebor@redhat.com>
6899 * doc/invoke.texi (-Wreturn-type): Correct and expand.
6901 2019-02-18 Martin Sebor <msebor@redhat.com>
6904 * tree.c (valid_constant_size_p): Avoid assuming size is a constant
6906 * tree.h (cst_size_error): Add the cst_size_not_constant enumerator.
6908 2019-02-18 Richard Biener <rguenther@suse.de>
6910 PR tree-optimization/89296
6911 * tree-ssa-loop-ch.c (ch_base::copy_headers): Restrict setting
6912 of no-warning flag to cases that might emit the bogus warning.
6914 2019-02-18 Jakub Jelinek <jakub@redhat.com>
6917 * config/arm/arm.md (*arm_movdi, *movdf_soft_insn): Use "r" instead of
6919 * config/arm/vfp.md (*movdi_vfp): Likewise.
6920 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use "r" instead of
6921 "q" constraint for operands[0].
6924 * config/s390/s390.md (*r<noxa>sbg_<mode>_srl_bitmask,
6925 *r<noxa>sbg_<mode>_sll, *r<noxa>sbg_<mode>_srl): Don't construct
6926 pattern in a temporary buffer.
6927 (*r<noxa>sbg_sidi_srl): Likewise. Always use 32 as I3 rather
6928 than 64-operands[2].
6931 * config/s390/s390.c (s390_indirect_branch_attrvalue,
6932 s390_indirect_branch_settings): Define unconditionally.
6933 (s390_set_current_function): Likewise, but guard the whole body except
6934 the s390_indirect_branch_settings call with
6935 #if S390_USE_TARGET_ATTRIBUTE.
6936 (TARGET_SET_CURRENT_FUNCTION): Redefine unconditionally.
6938 * config/s390/s390.md (*<risbg_n>_ior_and_sr_ze,
6939 *<risbg_n>_<mode>_ior_and_lshiftrt, *<risbg_n>_sidi_ior_and_lshiftrt):
6940 Use HOST_WIDE_INT_M1U instead of ~(0ULL).
6941 (*<risbg_n>_and_subregdi_rotr, *<risbg_n>_and_subregdi_rotl): Use
6942 HOST_WIDE_INT_1U instead of 1ULL.
6943 (*pre_z10_extzv<mode>, *pre_z10_extv<mode>): Change mask type from int
6944 to unsigned HOST_WIDE_INT, use HOST_WIDE_INT_1U instead of 1ul.
6945 (*insv<mode><clobbercc_or_nocc>_appendbitsleft,
6946 z = (x << c) | (y >> d) splitters): Use HOST_WIDE_INT_1U
6948 (*insv<mode>_mem_reg, *insvdi_mem_reghigh): Use HOST_WIDE_INT_1U
6951 2019-02-18 Martin Jambor <mjambor@suse.cz>
6953 PR tree-optimization/89209
6954 * tree-sra.c (create_access_replacement): New optional parameter
6955 reg_tree. Use it as a type if non-NULL and access type is not of
6957 (get_repl_default_def_ssa_name): New parameter REG_TYPE, pass it
6958 to create_access_replacement.
6959 (sra_modify_assign): Pass LHS type to get_repl_default_def_ssa_name.
6960 Check lacc is non-NULL before attempting to re-create it on the RHS.
6962 2019-02-18 Martin Liska <mliska@suse.cz>
6965 * cgraph.c (symbol_table::create_edge): Set m_summary_id to -1
6967 (symbol_table::free_edge): Recycle m_summary_id.
6968 * cgraph.h (get_summary_id): New.
6969 (symbol_table::release_symbol): Set m_summary_id to -1
6971 (symbol_table::allocate_cgraph_symbol): Recycle m_summary_id.
6972 * ipa-fnsummary.c (ipa_fn_summary_t): Switch from
6973 function_summary to fast_function_summary.
6974 * ipa-fnsummary.h (ipa_fn_summary_t): Likewise.
6975 * ipa-pure-const.c (class funct_state_summary_t):
6976 Switch from function_summary to fast_function_summary.
6977 * ipa-reference.c (class ipa_ref_var_info_summary_t): Likewise.
6978 (class ipa_ref_opt_summary_t): Switch from function_summary
6979 to fast_function_summary.
6980 * symbol-summary.h (class function_summary_base): New class
6981 that is created from base of former function_summary.
6982 (function_summary_base::unregister_hooks): New.
6983 (class function_summary): Inherit from function_summary_base.
6984 (class call_summary_base): New class
6985 that is created from base of former call_summary.
6986 (class call_summary): Inherit from call_summary_base.
6987 (struct is_same): New.
6988 (class fast_function_summary): New summary class.
6989 (class fast_call_summary): New summary class.
6990 * vec.h (vec_safe_grow_cleared): New function.
6992 2019-02-18 Martin Liska <mliska@suse.cz>
6994 * config/i386/i386.c (ix86_get_multilib_abi_name): New function.
6995 (TARGET_GET_MULTILIB_ABI_NAME): New macro defined.
6996 * doc/tm.texi: Document new target hook.
6997 * doc/tm.texi.in: Likewise.
6998 * target.def: Add new target macro.
6999 * gcc.c (find_fortran_preinclude_file): Do not search multilib
7002 2019-02-17 Alan Modra <amodra@gmail.com>
7005 * config/rs6000/rs6000.md (<bd>_<mode> split): Check for an int
7006 output reg on add insn.
7007 (<bd>tf_<mode> split): Likewise. Match predicates with insn.
7009 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
7012 * config/i386/sse.md (ssedoublemode): Remove V4HI.
7013 (PMULHRSW): Likewise.
7014 (<ssse3_avx2>_pmulhrsw<mode>3): Require TARGET_SSSE3, not
7016 (ssse3_pmulhrswv4hi3): New expander.
7018 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
7020 * config/i386/mmx.md (*vec_extractv2si_zext_mem): Doesn't require
7021 MMX. Add isa attribute.
7023 2019-02-16 Jakub Jelinek <jakub@redhat.com>
7025 PR rtl-optimization/66152
7026 * builtins.h (c_readstr): Declare.
7027 * builtins.c (c_readstr): Remove forward declaration. Add
7028 null_terminated_p argument, if false, read all bytes from the
7029 string instead of stopping after '\0'.
7030 * expr.c (string_cst_read_str): New function.
7031 (store_expr): Use string_cst_read_str instead of
7032 builtin_strncpy_read_str. Try to store by pieces the whole
7033 exp_len first, and only if that fails, split it up into
7034 store by pieces followed by clear_storage. Formatting fix.
7036 * config/i386/i386.md (*movqi_internal): Remove static from
7037 buf variable. Use output_asm_insn (buf, operands); return "";
7038 instead of return buf;.
7039 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>,
7040 *<code><mode>3<mask_name>, *andnot<mode>3, *andnottf3, *<code><mode>3,
7041 *<code>tf3, <mask_codefor><code><mode>3<mask_name>): Likewise.
7043 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7045 * config/sparc/linux.h (ASAN_CC1_SPEC): Define.
7046 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC and ASAN_CC1_SPEC.
7047 * config/sparc/linux64.h (ASAN_CC1_SPEC): Likewise.
7048 (CC1_SPEC): Likewise.
7049 * config/sparc/sparc.c (sparc_asan_shadow_offset): Adjust for 64-bit.
7051 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7053 * asan.c (asan_emit_stack_protection): Use full-sized mask to align
7054 the base address on 64-bit strict-alignment platforms.
7056 2019-02-15 H.J. Lu <hongjiu.lu@intel.com>
7058 * config/i386/i386.h (VALID_MMX_REG_MODE): Correct the misplaced ')'.
7060 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
7062 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT_P): New define.
7064 2019-02-15 Aaron Sawdey <acsawdey@linux.ibm.com>
7066 PR rtl-optimization/88308
7067 * shrink-wrap.c (move_insn_for_shrink_wrap): Fix LABEL_NUSES counts
7068 on copied instruction.
7070 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7072 * final.c (insn_current_reference_address): Replace test on JUMP_P
7073 with test on jump_to_label_p.
7074 * config/visium/visium-passes.def: New file.
7075 * config/visium/t-visium (PASSES_EXTRA): Define.
7076 * config/visium/visium-protos.h (make_pass_visium_reorg): Declare.
7077 * config/visium/visium.h (TRAMPOLINE_SIZE): Adjust.
7078 (TRAMPOLINE_ALIGNMENT): Define.
7079 * config/visium/visium.c (visium_option_override): Do not register
7080 the machine-specific reorg pass here.
7081 (visium_trampoline_init): Align the BRA insn on a 64-bit boundary
7083 (output_branch): Adjust threshold for long branch instruction.
7084 * config/visium/visium.md (cpu): Move around.
7085 (length): Adjust for the GR6.
7087 2019-02-15 Richard Biener <rguenther@suse.de>
7088 Jakub Jelinek <jakub@redhat.com>
7090 PR tree-optimization/89278
7091 * tree-loop-distribution.c: Include tree-eh.h.
7092 (generate_memset_builtin, generate_memcpy_builtin): Call
7093 rewrite_to_non_trapping_overflow on builtin->size before passing it
7094 to force_gimple_operand_gsi.
7096 2019-02-15 Jakub Jelinek <jakub@redhat.com>
7099 * optc-save-gen.awk: Handle optimize_fast like optimize_size or
7101 * opth-gen.awk: Likewise.
7103 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
7105 * config/i386/i386.h (TARGET_SUBTARGET64_ISA_DEFAULT):
7106 Enable MMX, SSE and SSE2 by default.
7107 * config/i386/i386.c (ix86_option_override_internal): Do not
7108 explicitly set MMX, SSE and SSE2 flags for TARGET_64BIT here.
7110 2019-02-14 Jakub Jelinek <jakub@redhat.com>
7112 PR rtl-optimization/89354
7113 * combine.c (make_extraction): Punt if extraction_mode is narrower
7116 2019-02-14 Maya Rashish <coypu@sdf.org>
7118 * config.gcc (*-*-netbsd*): Add netbsd-d.o.
7119 * config/netbsd-d.c: New file.
7120 * config/t-netbsd: Add netbsd-d.o
7122 2018-02-14 Steve Ellcey <sellcey@marvell.com>
7124 * config/aarch64/aarch64.c (aarch64_attribute_table): Change
7125 affects_type_identity to true for aarch64_vector_pcs.
7126 (aarch64_comp_type_attributes): New function.
7127 (TARGET_COMP_TYPE_ATTRIBUTES): New macro.
7129 2019-02-14 Tamar Christina <tamar.christina@arm.com>
7132 * config/arm/iterators.md (ANY64): Add V4HF.
7134 2019-02-14 Martin Liska <mliska@suse.cz>
7136 PR rtl-optimization/89242
7137 * dce.c (delete_unmarked_insns): Call free_dominance_info we
7138 process a transformation.
7140 2019-02-14 Jakub Jelinek <jakub@redhat.com>
7142 PR tree-optimization/89314
7143 * fold-const.c (fold_binary_loc): Cast strlen argument to
7144 const char * before dereferencing it. Formatting fixes.
7147 * passes.def: Swap pass_ubsan and pass_early_warn_uninitialized.
7149 2019-02-13 Ian Lance Taylor <iant@golang.org>
7151 * optc-save-gen.awk: Set var_opt_hash for initial optimizations
7152 and set current index for other optimizations.
7154 2019-02-13 Uroš Bizjak <ubizjak@gmail.com>
7156 * config/i386/sse.md (vec_set<VI4F_256_512:mode>_0): Use
7157 nonimmediate_operand as operand 2 predicate.
7158 (vec_set<VF2_512_256:mode>_0): Ditto.
7159 (vec_set<VI8_AVX_AVX512F:mode>_0): Ditto.
7160 (*vec_concatv2si): Remove alternative 2.
7161 (*vec_concatv4si_0): Use vm constraint for alternative 0.
7162 (*vec_concatv4si_0): Remove preferred_for_speed attribute.
7163 (vec_concatv2di): Split alternatives 4,5,6 to ...
7164 (*vec_concatv2di_0) ... new pattern.
7166 2019-02-13 Wilco Dijkstra <wdijkstr@arm.com>
7169 * config/arm/arm.c (ldm_stm_operation_p) Set
7170 addr_reg_in_reglist correctly for first register.
7171 (load_multiple_sequence): Remove dead base check.
7172 (gen_ldm_seq): Correctly set write_back for Thumb-1.
7174 2019-02-13 Tamar Christina <tamar.christina@arm.com>
7177 * config/aarch64/aarch64-sve.md (*pred_mov<mode>, pred_mov<mode>):
7178 Expose as @aarch64_pred_mov.
7179 * config/aarch64/aarch64.c (aarch64_classify_address):
7180 Use expand_insn which legitimizes operands.
7182 2019-02-13 Martin Liska <mliska@suse.cz>
7184 * builtins.h (expand_builtin_with_bounds): Remove declaration.
7185 * calls.c (struct arg_data): Remove special_slot, pointer_arg
7186 and pointer_offset fields.
7187 (initialize_argument_information): Remove usage of dead
7189 * cgraph.h (struct cgraph_thunk_info): Remove
7190 add_pointer_bounds_args.
7191 * cgraphunit.c (cgraph_node::expand_thunk): Remove usage of dead
7193 (cgraph_node::assemble_thunks_and_aliases): Remove usage of dead
7195 * config/i386/i386.c (ix86_function_arg_advance): Remove
7197 (struct builtin_isa): Remove leaf_p and nothrow_p fields.
7198 (def_builtin): Remove usage of dead
7200 (ix86_add_new_builtins): Likewise.
7201 * ipa-fnsummary.c (compute_fn_summary): Likewise.
7202 * ipa-icf.c (sem_function::equals_wpa): Likewise.
7203 (sem_function::init): Likewise.
7204 (sem_variable::merge): Likewise.
7205 * ipa-visibility.c (function_and_variable_visibility): Likewise.
7206 * ipa.c (symbol_table::remove_unreachable_nodes): Likewise.
7207 * lto-cgraph.c (lto_output_node): Likewise.
7208 (lto_output_varpool_node): Likewise.
7209 (input_node): Likewise.
7210 (input_varpool_node): Likewise.
7211 * lto-streamer-out.c (lto_output): Likewise.
7212 * tree-inline.c (expand_call_inline): Remove usage of
7214 * tree-inline.h (struct copy_body_data): Likewise.
7215 * varpool.c (varpool_node::dump): Likewise.
7217 2019-02-13 Jakub Jelinek <jakub@redhat.com>
7220 * tree-ssa-structalias.c (set_uids_in_ptset): Or in vi->is_heap_var
7221 into pt->vars_contains_escaped_heap instead of setting
7222 pt->vars_contains_escaped_heap to it.
7225 * optabs.c (prepare_cmp_insn): Use UINTVAL (size) instead of
7226 INTVAL (size), compare it to GET_MODE_MASK instead of
7227 1 << GET_MODE_BITSIZE.
7230 * config/i386/predicates.md (x86_64_immediate_operand): Allow
7231 TLS UNSPECs offsetted by signed 32-bit CONST_INT even with
7234 2019-02-13 Martin Liska <mliska@suse.cz>
7237 * cfgrtl.c (remove_barriers_from_footer): New function.
7238 (try_redirect_by_replacing_jump): Use it.
7239 (cfg_layout_redirect_edge_and_branch): Likewise.
7241 2019-02-13 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
7243 * config/rs6000/altivec.h (vec_sbox_be, vec_cipher_be,
7244 vec_cipherlast_be, vec_ncipher_be, vec_ncipherlast_be): New #defines.
7245 * config/rs6000/crypto.md (CR_vqdi): New define_mode_iterator.
7246 (crypto_vsbox_<mode>, crypto_<CR_insn>_<mode>): New define_insns.
7247 * config/rs6000/rs6000-builtin.def (VSBOX_BE): New BU_CRYPTO_1.
7248 (VCIPHER_BE, VCIPHERLAST_BE, VNCIPHER_BE, VNCIPHERLAST_BE):
7250 * config/rs6000/rs6000.c (builtin_function_type)
7251 <CRYPTO_BUILTIN_VSBOX_BE, CRYPTO_BUILTIN_VCIPHER_BE,
7252 CRYPTO_BUILTIN_VCIPHERLAST_BE, CRYPTO_BUILTIN_VNCIPHER_BE,
7253 CRYPTO_BUILTIN_VNCIPHERLAST_BE>: New switch options.
7254 * doc/extend.texi (vec_sbox_be, vec_cipher_be, vec_cipherlast_be,
7255 vec_ncipher_be, vec_ncipherlast_be): New builtin functions.
7257 2019-02-12 Pat Haugen <pthaugen@us.ibm.com>
7259 * doc/invoke.texi (RS/6000 and PowerPC Options): Remove duplicate
7260 -maltivec. Delete -maltivec=be and -maltivec=le documentation.
7262 2019-02-12 H.J. Lu <hongjiu.lu@intel.com>
7265 * config/i386/i386.md (*movoi_internal_avx): Revert revision
7266 268678 and revision 268657.
7267 (*movti_internal): Likewise.
7269 2019-02-12 Ilya Leoshkevich <iii@linux.ibm.com>
7272 * config/s390/s390.c (s390_decompose_address): Update comment.
7273 (s390_check_qrst_address): Reject invalid address forms after
7276 2019-02-12 Martin Liska <mliska@suse.cz>
7279 * ipa-pure-const.c (propagate_pure_const): Revert hunk as
7280 we need default values of funct_state for a function that
7283 2019-02-12 Eric Botcazou <ebotcazou@adacore.com>
7285 * asan.c (asan_expand_mark_ifn): Take into account the alignment of
7286 the object to pick the size of stores on strict-alignment platforms.
7288 * config/sparc/sparc.md (*movsi_insn): Minor tweak.
7289 (*movdi_insn_sp32): Likewise.
7290 (*movdi_insn_sp64): Likewise.
7292 2019-02-12 Jan Hubicka <hubicka@ucw.cz>
7295 * cgraphunit.c (analyze_functions): Clear READONLY flag for external
7296 types that needs constructiong.
7297 * tree.h (may_be_aliased): Do not check TYPE_NEEDS_CONSTRUCTING.
7299 2019-02-12 Richard Biener <rguenther@suse.de>
7301 PR tree-optimization/89253
7302 * tree-ssa-loop-split.c (tree_ssa_split_loops): Check we can
7305 2019-02-11 David Malcolm <dmalcolm@redhat.com>
7308 * input.c (selftest::test_line_offset_overflow): New selftest.
7309 (selftest::input_c_tests): Call it.
7311 2019-02-11 Martin Sebor <msebor@redhat.com>
7313 PR tree-optimization/88771
7314 * gimple-ssa-warn-restrict.c (pass_wrestrict::gate): Also enable
7315 when -Wstringop-overflow is set.
7316 (builtin_memref::builtin_memref): Adjust excessive upper bound
7317 only when lower bound is not excessive.
7318 (maybe_diag_overlap): Detect and diagnose excessive bounds via
7319 -Wstringop-ovefflow.
7320 (maybe_diag_offset_bounds): Rename...
7321 (maybe_diag_access_bounds): ...to this.
7322 (check_bounds_or_overlap): Adjust for name change above.
7324 2019-02-11 Martin Sebor <msebor@redhat.com>
7327 * builtins.c (max_object_size): Move from here...
7328 * builtins.h (max_object_size): ...and here...
7329 * tree.c (max_object_size): ...to here...
7330 * tree.h (max_object_size): ...and here.
7332 2019-02-11 Bill Schmidt <wschmidt@linux.ibm.com>
7334 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Shift-right
7335 and shift-left vector built-ins need to include a TRUNC_MOD_EXPR
7336 for correct semantics.
7338 2019-02-11 Alan Modra <amodra@gmail.com>
7340 * doc/invoke.texi (man page RS/6000 and PowerPC Options): Mention
7341 -mlongcall and -mpltseq.
7342 (RS/6000 and PowerPC Options <-mlongcall>): Mention inline PLT calls.
7343 (RS/6000 and PowerPC Options <-mpltseq>): Document.
7344 * config/rs6000/rs6000.h (TARGET_PLTSEQ): Define.
7345 * config/rs6000/sysv4.opt (mpltseq): New option.
7346 * config/rs6000/sysv4.h (TARGET_PLTSEQ): Redefine.
7347 (SUBTARGET_OVERRIDE_OPTIONS): Error if given -mpltseq when assembler
7348 support is lacking. Don't allow -mpltseq with -mbss-plt.
7349 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Warn if
7350 -mpltseq given for ELFv1.
7351 * config/rs6000/rs6000.c (rs6000_call_aix): Comment on UNSPEC_PLTSEQ.
7352 Only use UNSPEC_PLTSEQ for inline PLT calls.
7353 (rs6000_call_sysv, rs6000_sibcall_sysv): Expand comments. Only
7354 use UNSPEC_PLTSEQ for inline PLT calls.
7355 (rs6000_indirect_call_template_1, rs6000_longcall_ref),
7356 (rs6000_call_aix, rs6000_call_sysv, rs6000_sibcall_sysv): Replace
7357 uses of HAVE_AS_PLTSEQ with TARGET_PLTSEQ, simplifying.
7358 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
7359 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
7360 (pltseq_mtctr_<mode>): Likewise.
7362 2019-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7364 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Use 8-byte strings with
7366 * configure: Regenerate.
7368 2019-02-11 Jakub Jelinek <jakub@redhat.com>
7371 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use q constraint
7374 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
7376 * function.c (assign_parm_setup_block): Use the stored
7377 size, not the passed size, when allocating stack-space,
7378 also for a parameter with alignment larger than
7379 MAX_SUPPORTED_STACK_ALIGNMENT.
7381 2019-02-11 Martin Liska <mliska@suse.cz>
7384 * ipa-cp.c (build_toporder_info): Remove usage of a param.
7385 * ipa-inline.c (inline_small_functions): Likewise.
7386 * ipa-pure-const.c (propagate_pure_const): Likewise.
7387 (propagate_nothrow): Likewise.
7388 * ipa-reference.c (propagate): Likewise.
7389 * ipa-utils.c (struct searchc_env): Remove unused field.
7390 (searchc): Always search across AVAIL_INTERPOSABLE.
7391 (ipa_reduced_postorder): Always allow AVAIL_INTERPOSABLE as
7392 the only called IPA pure const can properly not propagate
7393 across interposable boundary.
7394 * ipa-utils.h (ipa_reduced_postorder): Remove param.
7396 2019-02-11 Chung-Ju Wu <jasonwucj@gmail.com>
7398 * config/nds32/nds32.md (call_internal, call_value_internal,
7399 sibcall_internal, sibcall_value_internal): Use SImode for mem rtx.
7401 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
7403 * config/cris/cris.c (cris_preferred_minimum_alignment): Fix name
7406 2019-02-10 H.J. Lu <hongjiu.lu@intel.com>
7408 * config/i386/constraints.md (Yd): Replace AVX512BW with AVX512DQ
7411 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
7413 * config.gcc (with_nds32_lib): Set default --with-nds32-lib correctly.
7415 2019-02-10 Jakub Jelinek <jakub@redhat.com>
7417 PR tree-optimization/89268
7418 * tree-if-conv.c (version_loop_for_if_conversion): Push to preds only
7419 if preds is non-NULL.
7421 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7424 * tree.c (fld_simplified_type_name): Also keep TYPE_DECL for
7427 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
7429 * config/nds32/nds32.md (trap): New pattern.
7431 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
7433 * config/nds32/nds32.c (nds32_dwarf_register_span): Refine register
7436 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
7438 * config/nds32/nds32-md-auxiliary.c (nds32_spilt_doubleword): Support
7441 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7443 * ipa-visibility.c (localize_node): Also do not localize
7444 LDPR_PREVAILING_DEF_IRONLY_EXP.
7446 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7449 * tree.c (fld_simplified_type_name): Use DECL_ASSEMBLER_NAME_SET_P
7450 instead of type_with_linkage.
7452 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7455 * params.def (uninlined-function-insns, uninlined-function-time,
7456 uninlined-thunk-insns, uninlined-thunk-time): Add artificial upper
7457 bound so we don't get overflows.
7459 2019-02-09 Aaron Sawdey <acsawdey@linux.ibm.com>
7461 * config/rs6000/rs6000-string.c (expand_compare_loop,
7462 expand_block_compare): Insert REG_BR_PROB notes in inline expansion of
7465 2019-02-09 Jakub Jelinek <jakub@redhat.com>
7468 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
7469 If !node->definition and TYPE_ARG_TYPES is non-NULL, use
7470 TYPE_ARG_TYPES instead of DECL_ARGUMENTS.
7472 2019-02-09 Alan Modra <amodra@gmail.com>
7475 * config/rs6000/rs6000.c (save_reg_p): Correct calls_eh_return
7476 case. Match logic in rs6000_emit_prologue emitting pic_offset_table
7479 2019-02-08 Vladimir Makarov <vmakarov@redhat.com>
7482 * lra-constraints.c (process_alt_operands): Don't increase reject
7483 for memory when offset memory is required.
7485 2019-02-08 Robin Dapp <rdapp@linux.ibm.com>
7487 * config/s390/vector.md: Implement vector copysign.
7489 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
7491 * expr.c (expand_constructor): Correct indentations.
7493 2019-02-08 Richard Biener <rguenther@suse.de>
7495 PR tree-optimization/89247
7496 * tree-if-conv.c: Include tree-cfgcleanup.h.
7497 (version_loop_for_if_conversion): Record LOOP_VECTORIZED call.
7498 (tree_if_conversion): Pass through predicate vector.
7499 (pass_if_conversion::execute): Do CFG cleanup and SSA update
7500 inline, see if any if-converted loops we refrece in
7501 LOOP_VECTORIZED calls vanished and fixup.
7502 * tree-if-conv.h (tree_if_conversion): Adjust prototype.
7504 2019-02-08 Ilya Leoshkevich <iii@linux.ibm.com>
7506 * config/s390/constraints.md (jdd): New constraint.
7508 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
7511 * config/i386/i386.md (*movoi_internal_avx): Set mode to XI for
7512 upper 16 vector registers without TARGET_AVX512VL.
7513 (*movti_internal): Likewise.
7515 2019-02-08 Jakub Jelinek <jakub@redhat.com>
7517 PR rtl-optimization/89234
7518 * except.c (copy_reg_eh_region_note_forward): Return if note_or_insn
7519 is a NOTE, CODE_LABEL etc. - rtx_insn * other than INSN_P.
7520 (copy_reg_eh_region_note_backward): Likewise.
7522 2019-02-08 Richard Biener <rguenther@suse.de>
7525 * tree-data-ref.c (initialize_matrix_A): Fail if constant
7527 (analyze_subscript_affine_affine): Handle failure from
7528 initialize_matrix_A.
7530 2019-02-08 Jakub Jelinek <jakub@redhat.com>
7532 * cfganal.c (pre_and_rev_post_order_compute_fn): Use fn instead of
7535 2019-02-07 David Malcolm <dmalcolm@redhat.com>
7537 PR tree-optimization/86637
7538 PR tree-optimization/89235
7539 * tree-vect-loop.c (optimize_mask_stores): Add an
7540 auto_purge_vect_location sentinel to ensure that vect_location is
7543 (auto_purge_vect_location::~auto_purge_vect_location): New dtor.
7544 (try_vectorize_loop_1): Add an auto_purge_vect_location sentinel
7545 to ensure that vect_location is purged on exit.
7546 (pass_slp_vectorize::execute): Likewise, replacing the manual
7548 * tree-vectorizer.h (class auto_purge_vect_location): New class.
7550 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7552 * config/aarch64/iterators.md (max_opp): New code_attr.
7553 (USMAX): New code iterator.
7554 * config/aarch64/predicates.md (aarch64_smin): New predicate.
7555 (aarch64_smax): Likewise.
7556 * config/aarch64/aarch64-simd.md (abd<mode>_3): Rename to...
7557 (*aarch64_<su>abd<mode>_3): ... Change RTL representation to
7560 2019-02-07 H.J. Lu <hongjiu.lu@intel.com>
7563 * config/i386/i386.md (*movoi_internal_avx): Set mode to OI
7564 for TARGET_AVX512VL.
7565 (*movti_internal): Set mode to TI for TARGET_AVX512VL.
7567 2019-02-07 Andreas Krebbel <krebbel@linux.ibm.com>
7569 * config/s390/s390-builtin-types.def: Add new types.
7570 * config/s390/s390-builtins.def: (s390_vec_xl, s390_vec_xld2)
7571 (s390_vec_xlw4): Make the memory operand into a const pointer.
7572 (s390_vec_xld2, s390_vec_xlw4): Add a variant for single precision
7574 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Generate
7575 a new vector type with the alignment of the scalar memory operand.
7577 2019-02-07 Matthew Malcomson <matthew.malcomson@arm.com>
7578 Jakub Jelinek <jakub@redhat.com>
7581 * config/arm/arm-protos.h (valid_operands_ldrd_strd,
7582 arm_count_ldrdstrd_insns): New declarations.
7583 * config/arm/arm.c (mem_ok_for_ldrd_strd): Remove broken handling of
7585 (valid_operands_ldrd_strd): New function.
7586 (arm_count_ldrdstrd_insns): New function.
7587 * config/arm/ldrdstrd.md: Change peepholes to generate PARALLEL SImode
7588 sets instead of single DImode set and define new insns to match this.
7590 2019-02-07 Tamar Christina <tamar.christina@arm.com>
7592 * config/aarch64/aarch64-builtins.c (aarch64_fcmla_lane_builtin_data):
7593 Make it a C initializer.
7595 2019-02-07 Tamar Christina <tamar.christina@arm.com>
7598 * config/arm/neon.md (*neon_mov<mode>): Add r -> r case.
7600 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7602 * config/arm/neon.md (neon_<sup>dot<vsi2qi>):
7603 Use neon_dot<q> for type.
7604 (neon_<sup>dot_lane<vsi2qi>): Likewise.
7606 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7608 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>):
7609 Use neon_dot<q> for type.
7610 (aarch64_<sur>dot_lane<vsi2qi>): Likewise.
7611 (aarch64_<sur>dot_laneq<vsi2qi>): Likewise.
7613 2019-02-06 Vladimir Makarov <vmakarov@redhat.com>
7615 PR rtl-optimization/89225
7616 * lra-constaints.c (simplify_operand_subreg): Add subreg mode
7619 2019-02-06 Eric Botcazou <ebotcazou@adacore.com>
7621 * config/i386/i386.c (ix86_expand_prologue): Emit a memory blockage
7622 after restoring registers saved to allocate the frame on Windows.
7624 2019-02-06 Richard Biener <rguenther@suse.de>
7626 PR tree-optimization/89182
7627 * graphite.h (cached_scalar_evolution_in_region): Declare.
7628 * graphite.c (struct seir_cache_key): New.
7629 (struct sese_scev_hash): Likewise.
7630 (seir_cache): New global.
7631 (cached_scalar_evolution_in_region): New function.
7632 (graphite_transform_loops): Allocate and release seir_cache.
7633 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Use
7634 cached_scalar_evolution_in_region.
7635 * graphite-scop-detection.c (scop_detection::can_represent_loop):
7637 (scop_detection::graphite_can_represent_expr: Use
7638 cached_scalar_evolution_in_region.
7639 (scop_detection::stmt_simple_for_scop_p): Likewise.
7640 (find_params_in_bb): Likewise.
7641 (gather_bbs::before_dom_children): Likewise.
7642 * graphite-sese-to-poly.c (create_pw_aff_from_tree): Likewise.
7643 (add_loop_constraints): Likewise.
7645 2019-02-06 Jakub Jelinek <jakub@redhat.com>
7648 * fold-const-call.c (fold_const_vec_convert): Pass true as last
7649 operand to new_unary_operation only if both element types are integral
7650 and it isn't a widening conversion. Return NULL_TREE if
7651 new_unary_operation failed.
7653 2019-02-05 Andreas Krebbel <krebbel@linux.ibm.com>
7656 * config/s390/s390.md: Remove load and test FP splitter.
7658 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
7661 * config/rs6000/rs6000-string.c (do_ifelse, expand_cmp_vec_sequence,
7662 expand_compare_loop, expand_block_compare_gpr,
7663 expand_strncmp_align_check, expand_strncmp_gpr_sequence): Insert
7664 REG_BR_PROB notes in inline expansion of memcmp/strncmp. Add
7665 #include "profile-count.h" and "predict.h" for types and functions
7666 needed to work with REG_BR_PROB notes.
7668 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
7671 * config/rs6000/rs6000.md (<bd>tf_<mode>): Generate a local label
7672 for the long branch case.
7674 2019-02-05 Jakub Jelinek <jakub@redhat.com>
7677 * dce.c (delete_unmarked_insns): Don't remove no-op moves if they
7678 can throw, non-call exceptions are enabled and we can't delete
7679 dead exceptions or alter cfg. Set must_clean if
7680 delete_insn_and_edges returns true, don't set it blindly for calls.
7681 Assert that delete_unreachable_blocks is called only if can_alter_cfg.
7683 PR rtl-optimization/89195
7684 * combine.c (make_extraction): For MEMs, don't extract bytes outside
7685 of the original MEM.
7687 2019-02-05 Martin Liska <mliska@suse.cz>
7689 PR gcov-profile/89000
7690 * gcov.c (function_summary): Remove argument.
7691 (file_summary): New function.
7692 (print_usage): Replace tabs with spaces.
7693 (generate_results): Use new function file_summary.
7695 2019-02-05 Jakub Jelinek <jakub@redhat.com>
7698 * optabs.c (prepare_cmp_insn): Pass x and y to
7699 emit_block_comp_via_libcall rather than XEXP (x, 0) and XEXP (y, 0).
7701 2019-02-05 Richard Biener <rguenther@suse.de>
7704 * bitmap.h (struct bitmap_obstack): Do not mark GTY.
7705 (struct bitmap_element): Drop chain_prev so we properly recurse on
7706 the prev member, supporting tree views.
7707 (struct bitmap_head): GTY skip the obstack member.
7709 2019-02-04 Alexander Monakov <amonakov@ispras.ru>
7712 * doc/extend.texi (Vector Extensions): Add an example of using vector
7713 types together with x86 intrinsics.
7715 2019-02-04 Alan Modra <amodra@gmail.com>
7717 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1): Increase
7718 str[] size to 160, and comment.
7720 2019-02-04 Alan Modra <amodra@gmail.com>
7722 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1),
7723 (rs6000_pltseq_template): Guard output of TLS markers with
7725 (rs6000_longcall_ref, rs6000_call_aix, rs6000_call_sysv),
7726 (rs6000_sibcall_sysv): Ignore TARGET_TLS_MARKERS when deciding
7727 to use inline PLT sequences.
7728 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
7729 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
7730 (pltseq_mtctr_<mode>): Don't test TARGET_TLS_MARKERS in predicate.
7732 2019-02-04 Martin Liska <mliska@suse.cz>
7735 * ipa-fnsummary.c (estimate_edge_devirt_benefit): Bail
7736 out when ipa_fn_summaries does not contain entry for callee.
7738 2019-02-04 Eric Botcazou <ebotcazou@adacore.com>
7740 * config/sparc/sparc.h: Remove superfluous blank lines.
7741 * config/sparc/sparc.c (global_offset_table_rtx): Rename into...
7742 (got_register_rtx): ...this.
7743 (sparc_got): Adjust to above renaming.
7744 (sparc_tls_got): Likewise.
7745 (sparc_delegitimize_address): Likewise.
7746 (sparc_output_mi_thunk): Likewise.
7747 (sparc_init_pic_reg): Likewise.
7748 (save_local_or_in_reg_p): Fix test on the GOT register.
7749 (USE_HIDDEN_LINKONCE): Move around.
7750 (get_pc_thunk_name): Likewise.
7751 (gen_load_pcrel_sym): Likewise.
7752 (load_got_register): Likewise.
7754 2019-02-04 Kito Cheng <kito.cheng@gmail.com>
7756 * config/nds32/linux.h (GLIBC_DYNAMIC_LINKER): Define the naming rule
7757 of the dynamic linker: "ld-linux-nds32[le|be][f].so.1".
7759 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
7761 * config/nds32/nds32.c (nds32_legitimate_address_p): Add TLS model
7764 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
7766 * config.gcc (with_nds32_lib, glibc):
7767 Remove TARGET_DEFAULT_TLSDESC_TRAMPOLINE=0 setting.
7768 * config/nds32/linux.h (TARGET_DEFAULT_TLSDESC_TRAMPOLINE): Delete.
7769 (NDS32_TLSDESC_TRAMPOLINE_SPEC): Delete.
7771 2019-02-03 Uroš Bizjak <ubizjak@gmail.com>
7774 * config/i386/i386.md (*sqrt<mode>2_sse): Add (v,0) alternative.
7775 Do not prefer (v,v) alternative for non-AVX targets and (m,v)
7776 alternative for speed when TARGET_SSE_PARTIAL_REG_DEPENDENCY is set.
7777 (*rcpsf2_sse): Ditto.
7778 (*rsqrtsf2_sse): Ditto.
7779 (sse4_1_round<mode<2): Ditto.
7781 2019-02-03 Richard Biener <rguenther@suse.de>
7784 * dwarf2out.c (copy_ancestor_tree): Register non-stubs as
7787 2019-02-02 Jakub Jelinek <jakub@redhat.com>
7790 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
7791 Punt with warning on aggregate return or argument types. Ignore
7792 type/mode checking for uniform arguments.
7794 2019-02-01 Segher Boessenkool <segher@kernel.crashing.org>
7796 * combine.c (try_combine): Do not print "Can't combine" messages unless
7797 printing failed combination attempts.
7799 2019-02-01 Martin Jambor <mjambor@suse.cz>
7802 * omp-grid.c (grid_mark_variable_segment): Set assembler name of group
7803 segment and global segment variables before making them static.
7805 2019-02-01 Martin Jambor <mjambor@suse.cz>
7807 * omp-grid.c (grid_target_follows_gridifiable_pattern): Guard two
7808 missed optimization dump with dump_enabled_p.
7810 2019-02-01 Richard Biener <rguenther@suse.de>
7813 * tree-scalar-evolution.c (analyze_scalar_evolution): Set up
7814 the instantiate cache.
7815 (instantiate_scev_binary): Elide second operand procesing
7816 if equal to the first.
7817 * tree-chrec.c (chrec_contains_symbols): Add visited set.
7818 (chrec_contains_undetermined): Likewise.
7819 (tree_contains_chrecs): Likewise.
7821 2019-02-01 Jan Hubicka <hubicka@ucw.cz>
7823 * parms.def (MAX_INLINE_INSNS_SINGLE): Reduce from 400 to 200.
7825 2019-02-01 Jakub Jelinek <jakub@redhat.com>
7827 PR tree-optimization/89143
7828 * wide-int-range.h (wide_int_range_absu): Declare.
7829 * wide-int-range.cc (wide_int_range_absu): New function.
7830 * tree-vrp.c (extract_range_from_unary_expr): Handle ABSU_EXPR.
7832 PR tree-optimization/88107
7833 * tree-cfg.c (find_outermost_region_in_block): Add ALL argument,
7834 instead of assertion that eh_region_outermost is non-NULL, if it
7835 is NULL, set *ALL to true and return NULL.
7836 (move_sese_region_to_fn): Adjust caller, if all is set, call
7837 duplicate_eh_regions with NULL region.
7839 2019-02-01 Richard Biener <rguenth@suse.de>
7841 PR rtl-optimization/88593
7842 * mode-switching.c (optimize_mode_switching): Free dominators before
7843 calling cleanup_cfg.
7845 2019-02-01 Bin Cheng <bin.cheng@linux.alibaba.com>
7847 PR tree-optimization/88932
7848 * tree-predcom.c (try_combine_chains): Get loop bbs in dom order.
7850 2019-01-31 Jakub Jelinek <jakub@redhat.com>
7853 * omp-low.c (lower_omp_task_reductions): Drop redundant test to avoid
7854 bogus clang warning.
7856 2019-01-31 Uroš Bizjak <ubizjak@gmail.com>
7859 * config/i386/i386.md (*extendsfdf2): Split out reg->reg
7860 alternative to avoid partial SSE register stall for TARGET_AVX.
7861 (truncdfsf2): Ditto.
7862 (sse4_1_round<mode>2): Ditto.
7864 2018-01-31 Bill Schmidt <wschmidt@linux.ibm.com>
7866 PR tree-optimization/89008
7867 * gimple-ssa-strength-reduction.c (slsr_process_mul): Don't
7868 process anything of the form X * 0.
7870 2019-01-31 Richard Biener <rguenther@suse.de>
7872 PR tree-optimization/89135
7873 * tree-ssa-phiprop.c (pass_phiprop::execute): Skip blocks
7874 with abnormal preds.
7876 2019-01-31 Jakub Jelinek <jakub@redhat.com>
7879 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Allow inlining
7880 always_inline callees into no_sanitize_address callers.
7882 2019-01-31 Richard Biener <rguenther@suse.de>
7884 PR rtl-optimization/89115
7885 * lra.c (lra_rtx_hash): Properly hash CONST_INT values.
7887 2019-01-30 Martin Sebor <msebor@redhat.com>
7890 * doc/extend.texi (cast to a union): Correct and expand.
7892 2019-01-30 Vladimir Makarov <vmakarov@redhat.com>
7894 PR rtl-optimization/87246
7895 * lra-constraints.c (simplify_operand_subreg): Reload memory
7896 in subreg if the address became invalid.
7898 2019-01-30 Bill Schmidt <wschmidt@linux.ibm.com>
7901 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v4sf_scalar):
7902 Disable for little-endian.
7904 2019-01-30 Richard Biener <rguenther@suse.de>
7906 PR rtl-optimization/89115
7907 * opts.c (default_options_optimization): Reduce
7908 PARAM_MAX_DSE_ACTIVE_LOCAL_STORES by a factor of 10 at -O1.
7909 Make PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP reduction relative
7912 2019-01-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
7914 * config/rs6000/rs6000-c.c (altivec-resolve_overloaded_builtin):
7915 Change handling of ALTIVEC_BUILTIN_VEC_EXTRACT. Coerce result to
7916 type of vector element when vec_extract is implemented by direct
7919 2019-01-30 Thomas Schwinge <thomas@codesourcery.com>
7921 * doc/invoke.texi (C Language Options): List "-fopenacc-dim".
7923 2019-01-30 Richard Biener <rguenther@suse.de>
7925 PR tree-optimization/89111
7926 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Restrict
7927 canonicalization to appropriately sized access types.
7929 2019-01-30 Jakub Jelinek <jakub@redhat.com>
7932 * config/i386/i386.c (ix86_warn_parameter_passing_abi): Don't warn
7933 for arguments to functions that are TU-local and shouldn't be
7934 referenced by assembly.
7936 2019-01-30 Ulrich Drepper <drepper@redhat.com>
7938 * dumpfile.c (opt_info_switch_p_1): Ignore '-' if it appears
7941 2019-01-29 Martin Sebor <msebor@redhat.com>
7944 * gimple-fold.c (fold_array_ctor_reference): Avoid zero-length arrays.
7946 2019-01-29 Jakub Jelinek <jakub@redhat.com>
7950 * omp-simd-clone.c (simd_clone_clauses_extract)
7951 <case OMP_CLAUSE_ALIGNED>: Ignore clauses with NULL
7952 OMP_CLAUSE_ALIGNED_ALIGNMENT.
7954 2019-01-29 Vineet Gupta <vgupta@synopsys.com>
7956 * config.gcc: Force .init_array for ARC.
7958 2019-01-29 Richard Biener <rguenther@suse.de>
7961 * dwarf2out.c (collect_skeleton_dies): New helper.
7962 (copy_decls_for_unworthy_types): Call it.
7963 (build_abbrev_table): Assert we do not try to replace
7964 DW_AT_signature refs with local refs.
7966 2019-01-28 Jakub Jelinek <jakub@redhat.com>
7969 * gimplify.c (gimplify_omp_for): When adding OMP_CLAUSE_*_GIMPLE_SEQ
7970 for lastprivate/linear IV, push gimplify context around gimplify_assign
7971 and, if it needed any temporaries, pop it into a gimple bind around the
7974 2019-01-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
7976 * common.opt (-Wattribute-alias): Remove "no-" from name.
7977 Make -Wattribute-alias command line option and
7978 #pragma GCC diagnostic ignored "-Wattribute-alias" work again.
7980 2019-01-28 Jakub Jelinek <jakub@redhat.com>
7983 * doc/invoke.texi (-mclwb, -mprfchw, -mrdpid, -mrdseed, -msgx,
7984 -madx, -mhle, -mavx5124fmaps, -mavx512vnni, -mavx5124vnniw): Document
7986 (bmi2): Add missing @opindex.
7987 * doc/extend.texi (x86 target attribute): Move fma4, lwp, ssse3
7988 options alphabetically. Add missing 3dnow, 3dnowa, adx, avx, avx2,
7989 avx5124fmaps, avx5124vnniw, avx512bitalg, avx512bw, avx512cd,
7990 avx512dq, avx512er, avx512f, avx512ifma, avx512pf, avx512vbmi,
7991 avx512vbmi2, avx512vl, avx512vnni, avx512vpopcntdq, bmi, bmi2,
7992 cldemote, clflushopt, clwb, clzero, crc32, cx16, f16c, fma, fsgsbase,
7993 fxsr, gfni, hle, lzcnt, movbe, movdir64b, movdiri, mwaitx, pconfig,
7994 pku, prefetchwt1, prfchw, ptwrite, rdpid, rdrnd, rdseed, rtm, sahf,
7995 sgx, sha, shstk, tbm, vaes, vpclmulqdq, waitpkg, wbnoinvd, xsave,
7996 xsavec, xsaveopt and xsaves options.
7998 2019-01-28 Richard Biener <rguenther@suse.de>
8001 * dwarf2out.c (gen_subprogram_die): Remove leftover from MPX
8004 2019-01-28 Richard Biener <rguenther@suse.de>
8006 PR tree-optimization/88739
8007 * tree-cfg.c (verify_types_in_gimple_reference): Verify
8008 BIT_FIELD_REFs only are applied to mode-precision operands
8009 when they are integral.
8010 (verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR.
8011 * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid generating
8012 BIT_FIELD_REFs of non-mode-precision integral operands.
8014 2019-01-27 Jakub Jelinek <jakub@redhat.com>
8017 * config/i386/sse.md
8018 (<mask_codefor>avx512dq_shuf_<shuffletype>64x2_1<mask_name>,
8019 avx512f_shuf_<shuffletype>64x2_1<mask_name>): Ensure the
8020 first constants in pairs are multiples of 2. Formatting fixes.
8021 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>,
8022 avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Ensure the
8023 first constants in each quadruple are multiples of 4. Formatting fixes.
8025 2019-01-26 Martin Jambor <mjambor@suse.cz>
8028 * tree-inline.c: Include tree-cfgcleanup.h.
8029 (delete_unreachable_blocks_update_callgraph): Move...
8030 * tree-cfgcleanup.c (delete_unreachable_blocks_update_callgraph):
8031 ...here, make externally visible, make second argument bool, adjust
8033 * tree-cfgcleanup.c: Include cgraph.h.
8034 * tree-cfgcleanup.h (delete_unreachable_blocks_update_callgraph):
8036 * ipa-prop.c: Include tree-cfgcleanup.h.
8037 (ipcp_transform_function): Call
8038 delete_unreachable_blocks_update_callgraph instead of cleaning uo CFG.
8040 2019-01-25 Vladimir Makarov <vmakarov@redhat.com>
8042 PR rtl-optimization/88846
8043 * ira.c (process_set_for_memref_referenced_p): New.
8044 (memref_referenced_p): Add new param. Use
8045 process_set_for_memref_referenced_p. Add new switch cases.
8046 (memref_used_between_p): Pass new arg to memref_referenced_p.
8048 2019-01-25 Richard Earnshaw <rearnsha@arm.com>
8051 * config/aarch64/aarch64.c (aarch64_function_arg_alignment): Add new
8052 argument ABI_BREAK. Set to true if the calculated alignment has
8053 changed in gcc-9. Check bit-fields for their base type alignment.
8054 (aarch64_layout_arg): Warn if argument passing has changed in gcc-9.
8055 (aarch64_function_arg_boundary): Likewise.
8056 (aarch64_gimplify_va_arg_expr): Likewise.
8058 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
8061 * varasm.c (output_constructor_bitfield): Use wi::extract_uhwi
8062 instead of accessing TREE_INT_CST_ELT directly.
8064 2019-01-25 Christophe Lyon <christophe.lyon@linaro.org>
8066 * doc/sourcebuild.texi (Environment attributes): Add fenv and
8067 fenv_exceptions description.
8069 2019-01-25 Wilco Dijkstra <wdijkstr@arm.com>
8071 PR rtl-optimization/87763
8072 * config/aarch64/aarch64.c (aarch64_select_cc_mode):
8073 Allow SUBREG when matching CC_NZmode compare.
8075 2019-01-25 Richard Biener <rguenther@suse.de>
8077 PR tree-optimization/89049
8078 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost):
8079 Look at the pattern stmt to determine if the stmt is vectorized.
8081 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
8083 * config/aarch64/aarch64-sve.md (*pred_mov<mode>)
8084 (pred_mov<mode>): Handle all-register forms using both a new
8085 alternative and a split.
8087 2019-01-25 Richard Biener <rguenther@suse.de>
8089 PR tree-optimization/86865
8090 * graphite-scop-detection.c (scop_detection::can_represent_loop):
8091 Reject non-do-while loops.
8093 2019-01-24 Peter Bergner <bergner@linux.ibm.com>
8095 * config/rs6000/altivec.md (build_vector_mask_for_load): Use MEM_P.
8096 * config/rs6000/constraints.md (Q constraint): Use REG_P.
8097 * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Use SYMBOL_REF_P.
8098 * config/rs6000/freebsd64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
8099 SYMBOL_REF_P, CONST_INT_P and CONST_DOUBLE_P.
8100 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8101 * config/rs6000/predicates.md (altivec_register_operand, vint_operand,
8102 vsx_register_operand, vsx_reg_sfsubreg_ok, vfloat_operand,
8103 vlogical_operand, gpc_reg_operand, int_reg_operand,
8104 int_reg_operand_not_pseudo): Use SUBREG_P and HARD_REGISTER_P.
8105 (ca_operand, base_reg_operand, htm_spr_reg_operand, cc_reg_operand,
8106 cc_reg_not_cr0_operand, input_operand): Use SUBREG_P.
8107 (save_world_operation, restore_world_operation, lmw_operation,
8108 stmw_operation): Use MEM_P and REG_P.
8109 (tie_operand): Use MEM_P.
8110 (vrsave_operation, crsave_operation): Use REG_P.
8111 (mfcr_operation, mtcrf_operation): Use REG_P and CONST_INT_P.
8112 (fpr_reg_operand): Use SUBREG_P and HARD_REGISTER_NUM_P.
8113 (quad_int_reg_operand): Use HARD_REGISTER_NUM_P.
8114 (call_operand): Use HARD_REGISTER_P.
8115 (indexed_or_indirect_operand, altivec_indexed_or_indirect_operand):
8117 (lwa_operand): Use SUBREG_P, REG_P and CONST_INT_P.
8118 * config/rs6000/rs6000-p8swap.c (insn_is_load_p, insn_is_store_p,
8119 quad_aligned_load_p, replace_swapped_aligned_store,
8120 recombine_lvx_pattern, replace_swapped_aligned_load,
8121 recombine_stvx_pattern): Use MEM_P.
8122 (const_load_sequence_p, adjust_vperm, replace_swapped_load_constant):
8123 Use MEM_P and SYMBOL_REF_P.
8124 (rtx_is_swappable_p): Use REG_P and CONST_INT_P.
8125 (insn_is_swappable_p): Use REG_P and MEM_P.
8126 (insn_is_swap_p, (alignment_mask): Use CONST_INT_P.
8127 * config/rs6000/rs6000-string.c (expand_block_clear, expand_block_move):
8129 * config/rs6000/rs6000.c (rs6000_secondary_reload, rs6000_emit_cmove):
8131 (rs6000_output_move_128bit): Use CONST_DOUBLE_P, CONST_INT_P and
8133 (rs6000_legitimize_address): Use CONST_DOUBLE_P, CONST_INT_P,
8134 CONST_WIDE_INT_P, REG_P and SYMBOL_REF_P.
8135 (rs6000_emit_move): Use CONST_DOUBLE_P, CONST_INT_P, HARD_REGISTER_P,
8136 HARD_REGISTER_NUM_P, MEM_P, REG_P, SUBREG_P, SYMBOL_REF_P and
8138 (output_toc): Use CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
8139 (easy_altivec_constant, rs6000_legitimate_offset_address_p,
8140 rs6000_mode_dependent_address, rs6000_expand_mtfsf_builtin,
8141 rs6000_expand_set_fpscr_rn_builtin, rs6000_expand_set_fpscr_drn_builtin,
8142 rs6000_expand_unop_builtin, INT_P, rs6000_generate_compare,
8143 rs6000_machopic_legitimize_pic_address, rs6000_split_logical_inner,
8144 rs6000_split_logical_di): Use CONST_INT_P.
8145 (rs6000_legitimize_reload_address): Use CONST_INT_P, HARD_REGISTER_P,
8146 REG_P and SYMBOL_REF_P.
8147 (setup_incoming_varargs, rs6000_rtx_costs): Use CONST_INT_P and MEM_P.
8148 (print_operand): Use CONST_INT_P, MEM_P and REG_P.
8149 (virtual_stack_registers_memory_p, rs6000_legitimate_address_p,
8150 mems_ok_for_quad_peep): Use CONST_INT_P and REG_P.
8151 (rs6000_secondary_reload_memory): Use CONST_INT_P and SUBREG_P.
8152 (small_data_operand, print_operand_address): Use CONST_INT_P and
8154 (split_stack_arg_pointer_used_p): Use HARD_REGISTER_P.
8155 (rs6000_init_hard_regno_mode_ok, direct_move_p):
8156 Use HARD_REGISTER_NUM_P.
8157 (rs6000_secondary_reload_gpr): Use HARD_REGISTER_NUM_P and MEM_P.
8158 (rs6000_secondary_reload_class): Use HARD_REGISTER_NUM_P, REG_P,
8159 SUBREG_P and SYMBOL_REF_P.
8160 (register_to_reg_type, rs6000_secondary_reload_inner): Use SUBREG_P
8161 and HARD_REGISTER_NUM_P.
8162 (rs6000_adjust_vec_address): Use HARD_REGISTER_NUM_P and
8164 (rs6000_adjust_cost, find_mem_ref): Use MEM_P.
8165 (macho_lo_sum_memory_operand, rs6000_eliminate_indexed_memrefs): Use
8167 (legitimate_indirect_address_p, legitimate_lo_sum_address_p,
8168 registers_ok_for_quad_peep, rs6000_output_function_epilogue,
8169 find_addr_reg): Use REG_P.
8170 (altivec_expand_vec_perm_const): Use REG_P and SUBREG_P.
8171 (rs6000_emit_le_vsx_move): Use SUBREG_P.
8172 (offsettable_ok_by_alignment, constant_pool_expr_p,
8173 legitimate_small_data_p, rs6000_output_dwarf_dtprel,
8174 rs6000_delegitimize_address, rs6000_const_not_ok_for_debug_p,
8175 rs6000_cannot_force_const_mem, rs6000_output_addr_const_extra,
8176 rs6000_assemble_integer, create_TOC_reference,
8177 rs6000_emit_allocate_stack, rs6000_xcoff_encode_section_info,
8178 rs6000_call_aix, rs6000_call_aix): Use SYMBOL_REF_P.
8179 (rs6000_split_vec_extract_var): Use reg_or_subregno.
8180 * config/rs6000/rtems.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
8181 CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
8182 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8183 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8184 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Use SYMBOL_REF_P.
8185 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use HARD_REGISTER_NUM_P.
8186 (INT_REG_OK_FOR_INDEX_P, INT_REG_OK_FOR_BASE_P): Use HARD_REGISTER_P.
8187 (CONSTANT_ADDRESS_P): Use CONST_INT_P and SYMBOL_REF_P.
8188 * config/rs6000/rs6000.md (define_expands strlensi, mod<mode>3
8189 and cbranch<mode>4): Use CONST_INT_P.
8190 (multiple define_splits): Use REG_P and SUBREG_P.
8191 (define_expands call, call_value): Use MEM_P.
8192 (define_expands sibcall, sibcall_value): Use CONST_INT_P and MEM_P.
8193 (define insn *mtcrfsi): Use CONST_INT_P and REG_P.
8194 * config/rs6000/vsx.md (*vsx_le_perm_load_<mode>,
8195 *vsx_le_perm_load_v8hi, *vsx_le_perm_load_v16qi): Use HARD_REGISTER_P
8196 and HARD_REGISTER_NUM_P.
8197 (multiple define_splits): Use HARD_REGISTER_NUM_P.
8199 2019-01-24 Uroš Bizjak <ubizjak@gmail.com>
8201 PR rtl-optimization/88948
8202 * rtl.h (prepare_copy_insn): New prototype.
8203 * gcse.c (prepare_copy_insn): New function, split out from
8204 process_insert_insn.
8205 (process_insert_insn): Use prepare_copy_insn.
8206 * store-motion.c (replace_store_insn): Use prepare_copy_insn
8207 instead of gen_move_insn.
8209 2019-01-24 Jakub Jelinek <jakub@redhat.com>
8212 * config/i386/i386.c (ix86_pic_register_p): Return true for
8215 PR tree-optimization/88964
8216 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Also
8217 punt if HONOR_SNANS (chrec).
8220 * tree-nested.c (convert_nonlocal_reference_stmt,
8221 convert_local_reference_stmt, convert_tramp_reference_stmt,
8222 convert_gimple_call) <case GIMPLE_OMP_TEAMS>: Treat
8223 gimple_omp_teams_host teams stmts like GIMPLE_OMP_PARALLEL
8226 PR tree-optimization/89027
8227 * tree-inline.c (add_clobbers_to_eh_landing_pad): Don't add clobbers
8228 for "omp simd array" variables.
8230 2019-01-24 Richard Earnshaw <rearnsha@arm.com>
8233 * profile-count.h (profile_count): On ARM systems using GCC 6/7/8
8234 force the alignment of m_val.
8236 2019-01-24 Richard Biener <rguenther@suse.de>
8239 * tree-streamer-out.c (write_ts_decl_common_tree_pointers):
8240 When in "legacy" debug mode make sure to reset self-origins.
8242 2019-01-24 Martin Liska <mliska@suse.cz>
8244 PR gcov-profile/88994
8245 * gcov-io.c (mangle_path): Do not allocate a bigger buffer,
8246 result will be always smaller or equal to the original.
8247 * gcov.c (mangle_name): Fix else branch where we should
8248 also copy to PTR and shift the pointer.
8250 2019-01-24 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
8252 * tree-ssa-dom.c (test_for_singularity): Fix a comment typo.
8253 * vr-values.c (find_case_label_ranges): Fix a comment typo.
8255 2019-01-23 Xuepeng Guo <xuepeng.guo@intel.com>
8257 * common/config/i386/i386-common.c
8258 (OPTION_MASK_ISA_ENQCMD_SET,
8259 OPTION_MASK_ISA_ENQCMD_UNSET): New macros.
8260 (ix86_handle_option): Handle -menqcmd.
8261 * config.gcc (enqcmdintrin.h): New header file.
8262 * config/i386/cpuid.h (bit_ENQCMD): New bit.
8263 * config/i386/driver-i386.c (host_detect_local_cpu): Handle
8265 * config/i386/i386-builtin-types.def ((INT, PVOID, PCVOID)): New
8267 * config/i386/i386-builtin.def (__builtin_ia32_enqcmd,
8268 __builtin_ia32_enqcmds): New builtins.
8269 * config/i386/i386-c.c (__ENQCMD__): New macro.
8270 * config/i386/i386-option.c (ix86_target_string): Add
8272 (ix86_valid_target_attribute_inner_p): Likewise.
8273 * config/i386/i386-expand.c
8274 (ix86_expand_builtin): Expand IX86_BUILTIN_ENQCMD and
8275 IX86_BUILTIN_ENQCMDS.
8276 * config/i386/i386.h (TARGET_ENQCMD): New.
8277 * config/i386/i386.md (UNSPECV_ENQCMD, UNSPECV_ENQCMDS): New.
8278 (@enqcmd<enqcmd_sfx>_<mode>): New insn pattern.
8279 (movdir64b_<mode>): Parameterize to enable share expansion code
8280 with ENQCMD in function ix86_expand_builtin.
8281 * config/i386/i386.opt: Add -menqcmd.
8282 * config/i386/immintrin.h: Include enqcmdintrin.h.
8283 * config/i386/enqcmdintrin.h: New intrinsic file.
8284 * doc/invoke.texi: Add -menqcmd.
8286 2019-01-23 Bin Cheng <bin.cheng@arm.com>
8287 Steve Ellcey <sellcey@marvell.com>
8290 * recog.c (address_operand): Return false on wrong mode for address.
8291 (constrain_operands): Check for mode with 'p' constraint.
8293 2019-01-23 Uroš Bizjak <ubizjak@gmail.com>
8296 * config/i386/sse.md (sse2_cvtpi2pd): Add SSE alternatives.
8297 Disparage MMX alternative.
8298 (sse2_cvtpd2pi): Ditto.
8299 (sse2_cvttpd2pi): Ditto.
8301 2019-01-23 David Malcolm <dmalcolm@redhat.com>
8304 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Fix
8305 use-after-free of the result of
8306 aarch64_get_extension_string_for_isa_flags.
8308 2019-01-23 Jakub Jelinek <jakub@redhat.com>
8311 * doc/extend.texi: Document break and continue behavior in
8312 statement expressions.
8314 2019-01-23 Richard Biener <rguenther@suse.de>
8316 PR tree-optimization/89008
8317 * tree-ssa-reassoc.c (eliminate_using_constants): For * 0 do
8318 not leave another stray operand.
8320 2019-01-23 Jakub Jelinek <jakub@redhat.com>
8322 * BASE-VER: Bump to 9.0.1.
8324 2019-01-23 Eric Botcazou <ebotcazou@adacore.com>
8326 * cgraphunit.c (cgraph_node::expand_thunk): When expanding a GIMPLE
8327 thunk that returns by reference, use the type of the return object
8328 of the thunk instead of that of the alias to build the dereference.
8330 2019-01-23 Vineet Gupta <vgupta@synopsys.com>
8332 * config/arc/atomic.md: Add operand to DMB instruction.
8334 2019-01-23 Jakub Jelinek <jakub@redhat.com>
8336 PR tree-optimization/88964
8337 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Use
8338 build_zero_cst instead of build_int_cst. Return false for loop
8339 invariants which honor signed zeros.
8341 2019-01-22 Segher Boessenkool <segher@kernel.crashing.org>
8343 * doc/invoke.texi (-fsplit-paths): This is enabled by default at -O3.
8345 2019-01-22 Jakub Jelinek <jakub@redhat.com>
8348 * config/rs6000/rs6000.c: Include tree-vrp.h and tree-ssanames.h.
8349 (rs6000_gimple_fold_builtin): If MEM_REF address doesn't satisfy
8350 is_gimple_mem_ref_addr predicate, force it into a SSA_NAME first.
8353 * gimplify.c (gimplify_omp_atomic): Handle bitfield atomics with
8354 non-integral DECL_BIT_FIELD_REPRESENTATIVEs.
8357 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v2df_scalar):
8358 Disable for little endian.
8360 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
8363 * config/arm/arm.c (arm_needs_double_word_align): Check
8364 DECL_BIT_FIELD_TYPE.
8366 2019-01-22 Hongtao Liu <hongtao.liu@intel.com>
8367 H.J. Lu <hongjiu.lu@intel.com>
8370 * config/i386/i386-builtin.def: Add mask2 to all builtin
8371 initializations. Merge ARGS2 and SPECIAL_ARGS2 into ARGS and
8373 * config/i386/i386.c (BDESC): Add mask2 to the definition.
8374 (BDESC_FIRST): Likewise.
8375 (define_builtin): Add an argument for mask2. Updated to handle
8376 both ix86_isa_flags and ix86_isa_flags2.
8377 (define_builtin_const): Likewise.
8378 (define_builtin_pure): Likewise.
8379 (define_builtin2): Deleted.
8380 (define_builtin_const2): Likewise.
8381 (builtin_description): Add a member, mask2.
8382 (bdesc_*): Add mask2 to builtin initializations.
8383 (ix86_init_mmx_sse_builtins): Update calls to def_builtin,
8384 def_builtin_const and def_builtin_pure. Remove SPECIAL_ARGS2
8386 (ix86_get_builtin_func_type): Remove SPECIAL_ARGS2 support.
8388 2019-01-22 H.J. Lu <hongjiu.lu@intel.com>
8391 * config/i386/i386.c (ix86_force_load_from_GOT_p): Also check
8394 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
8397 * config/arm/arm.c (arm_needs_doubleword_align): Return 2 if a record's
8398 alignment is dominated by a bitfield with 64-bit aligned base type.
8399 (arm_function_arg): Emit a warning if the alignment has changed since
8400 earlier GCC releases.
8401 (arm_function_arg_boundary): Likewise.
8402 (arm_setup_incoming_varargs): Likewise.
8404 2019-01-22 Richard Biener <rguenther@suse.de>
8406 PR tree-optimization/88862
8407 * graphite-scop-detection.c
8408 (scop_detection::graphite_can_represent_scev): Reject ADDR_EXPR.
8410 2019-01-22 Andrew Stubbs <ams@codesourcery.com>
8412 * doc/extend.tex (AMD GCN Function Attributes): New section.
8413 * doc/install.texi (amdgcn-unknown-amdhsa): New instructions.
8414 * doc/invoke.texi (AMD GCN Options): New section.
8415 * doc/md.texi (Constraints for Particular Machines): Add AMD GCN.
8417 2019-01-22 Eric Botcazou <ebotcazou@adacore.com>
8419 * config/sparc/sparc.c (parc_delegitimize_address): Recognize the GOT
8420 register and decoded HIGH/LO_SUM combinations for labels in PIC mode.
8422 2019-01-22 Jakub Jelinek <jakub@redhat.com>
8424 PR tree-optimization/88044
8425 * tree-ssa-loop-niter.c (number_of_iterations_cond): If condition
8426 is false in the first iteration, but !every_iteration, return false
8427 instead of true with niter->niter zero.
8429 PR rtl-optimization/88904
8430 * cfgcleanup.c (thread_jump): Verify cond2 doesn't mention
8431 any nonequal registers before processing BB_END (b).
8434 * optabs.c (add_equal_note): Add op0_mode argument, use it instead of
8436 (expand_binop_directly, expand_doubleword_clz,
8437 expand_doubleword_popcount, expand_ctz, expand_ffs,
8438 expand_unop_direct, maybe_emit_unop_insn): Adjust callers.
8440 PR rtl-optimization/49429
8442 PR rtl-optimization/86334
8444 * expr.c (emit_block_move_hints): Move marking of MEM_EXPRs
8445 addressable from here...
8446 (emit_block_op_via_libcall): ... to here.
8448 2019-01-22 Richard Biener <rguenther@suse.de>
8450 * tree-vect-loop.c (vect_analyze_loop_operations): Use
8451 auto_vec for cost vector to fix memleak.
8452 (vectorize_fold_left_reduction): Properly gather SLP defs.
8453 (vectorizable_comparison): Do not swap operands to properly
8456 2019-01-22 Alan Modra <amodra@gmail.com>
8459 * config/rs6000/predicates.md (unspec_tls): Ensure GOT reg
8460 stays a reg. Allow a const_int.
8461 * config/rs6000/rs6000-protos.h (rs6000_output_tlsargs): Declare.
8462 * config/rs6000/rs6000.h (IS_V4_FP_ARGS): Define.
8463 (IS_NOMARK_TLSGETADDR): Define.
8464 * config/rs6000/rs6000.c (edit_tls_call_insn): Delete.
8465 (rs6000_output_tlsargs): New function.
8466 (rs6000_legitimize_tls_address): Don't say a !TARGET_TLS_MARKERS
8467 __tls_get_addr call takes an arg.
8468 (rs6000_call_sysv): Generate sysv4 secure plt call pattern here..
8469 * config/rs6000/rs6000.md (call_nonlocal_sysv): ..rather than here,
8471 (call_value_nonlocal_sysv): ..or here, delete split.
8472 (tls_gdld_nomark): Delete.
8473 (call_value_indirect_nonlocal_sysv): Use unspec_tls as operand2
8474 predicate. Call rs6000_output_tlsargs. Adjust length to suit.
8475 (call_value_nonlocal_sysv): Likewise.
8476 (call_value_nonlocal_sysv_secure): Likewise.
8477 (call_value_nonlocal_aix): Likewise.
8478 (call_value_indirect_aix): Likewise.
8479 (call_value_indirect_elfv2): Likewise.
8480 (call_value_local32, call_value_local64): Disable for no-mark tls.
8481 (call_value_local_aix): Likewise.
8483 2019-01-21 Uroš Bizjak <ubizjak@gmail.com>
8486 * config/i386/i386.c (ix86_expand_builtin) [case IX86_BUILTIN_BEXTRI32,
8487 case IX86_BUILTIN_BEXTRI64]: Sanitize operands.
8489 2019-01-21 Michael Ploujnikov <michael.ploujnikov@oracle.com>
8491 * hash-map-tests.c (test_map_of_strings_to_int): Show how to use
8492 string contents as hash_map keys.
8494 2019-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
8497 * c-warn.c (check_alignment_of_packed_member): Add a boolean parameter
8498 for rvalue context. Handle rvalues correctly. Use min_align_of_type
8499 instead of TYPE_ALIGN.
8500 (check_address_or_pointer_of_packed_member): Handle rvalues coorrectly.
8501 Use min_align_of_type instead of TYPE_ALIGN_UNIT. Check for NULL
8502 pointer from TYPE_STUB_DECL.
8504 2019-01-21 Richard Biener <rguenther@suse.de>
8506 PR tree-optimization/88934
8507 * tree-vect-slp.c (vect_mask_constant_operand_p): Always look
8508 at the possibly non-constant operand.
8509 (vect_get_constant_vectors): Adjust.
8511 2019-01-21 H.J. Lu <hongjiu.lu@intel.com>
8514 * config/i386/adxintrin.h: Just check _IMMINTRIN_H_INCLUDED.
8515 * config/i386/clflushoptintrin.h: Check _IMMINTRIN_H_INCLUDED
8516 instead of _X86INTRIN_H_INCLUDED.
8517 * onfig/i386/clwbintrin.h: Likewise.
8518 * config/i386/pkuintrin.h: Likewise.
8519 * config/i386/prfchwintrin.h: Likewise.
8520 * config/i386/rdseedintrin.h: Likewise.
8521 * config/i386/wbnoinvdintrin.h: Likewise.
8522 * config/i386/xsavecintrin.h: Likewise.
8523 * config/i386/xsavesintrin.h: Likewise.
8524 * config/i386/fxsrintrin.h: Enable _IMMINTRIN_H_INCLUDED check.
8525 * config/i386/xsaveintrin.h: Likewise.
8526 * config/i386/xsaveoptintrin.h: Likewise.
8527 * config/i386/x86intrin.h: Move "#include" <rdseedintrin.h>,
8528 <prfchwintrin.h>, <fxsrintrin.h>, <xsaveintrin.h>,
8529 <xsaveoptintrin.h>, <adxintrin.h>, <clwbintrin.h>,
8530 <clflushoptintrin.h>, <xsavesintrin.h>, <xsavecintrin.h>,
8531 <wbnoinvdintrin.h> and <pkuintrin.h> to ...
8532 * config/i386/immintrin.h: Here.
8534 2019-01-20 Martin Jambor <mjambor@suse.cz>
8537 * ipa-prop.h (struct ipa_func_body_info): Replaced field aa_walked
8538 with aa_walk_budget.
8539 * cgraph.h (ipa_polymorphic_call_context::get_dynamic_type): Add
8540 aa_walk_budget_p parameter.
8541 * ipa-fnsummary.c (unmodified_parm_1): New parameter fbi. Limit AA
8542 walk. Updated all callers.
8543 (unmodified_parm): New parameter fbi, pass it to unmodified_parm_1.
8544 (eliminated_by_inlining_prob): New parameter fbi, pass it on to
8546 (will_be_nonconstant_expr_predicate): New parameter fbi, removed
8547 parameter info. Extract info from fbi. Pass fbi to recursive calls
8548 and to unmodified_parm.
8549 (phi_result_unknown_predicate): New parameter fbi, removed parameter
8550 info, updated call to will_be_nonconstant_expr_predicate.
8551 (param_change_prob): New parameter fbi, limit AA walking.
8552 (analyze_function_body): Initialize aa_walk_budget in fbi. Update
8553 calls to various above functions.
8554 * ipa-polymorphic-call.c (get_dynamic_type): Add aa_walk_budget_p
8555 parameter. Use it to limit AA walking.
8556 * ipa-prop.c (detect_type_change_from_memory_writes): New parameter
8558 (detect_type_change): New parameter fbi, pass it on to
8559 detect_type_change_from_memory_writes.
8560 (detect_type_change_ssa): Likewise.
8561 (aa_overwalked): Removed.
8562 (parm_preserved_before_stmt_p): Assume fbi is never NULL, stream line
8563 accordingly, adjust to the neew AA limiting scheme.
8564 (parm_ref_data_preserved_p): Likewise.
8565 (ipa_compute_jump_functions_for_edge): Adjust call to
8567 (ipa_analyze_call_uses): Likewise.
8568 (ipa_analyze_virtual_call_uses): Pass fbi to detect_type_change_ssa.
8569 (ipa_analyze_node): Initialize aa_walk_budget.
8570 (ipcp_transform_function): Likewise.
8571 * tree-ssa-sccvn.c (eliminate_dom_walker::eliminate_stmt): Update call
8572 to get_dynamic_type.
8574 2019-01-19 Jakub Jelinek <jakub@redhat.com>
8576 * config/aarch64/aarch64.c (aarch64_stack_protect_guard): Move
8577 outside of #if CHECKING_P code.
8579 2019-01-19 Richard Sandiford <richard.sandiford@arm.com>
8581 * gimple-loop-versioning.cc (loop_versioning::dump_inner_likelihood):
8582 New function, split out from...
8583 (loop_versioning::analyze_stride): ...here.
8584 (loop_versioning::find_per_loop_multiplication): Use gassign.
8585 (loop_versioning::analyze_term_using_scevs): Return a success code.
8586 (loop_versioning::analyze_arbitrary_term): New function.
8587 (loop_versioning::analyze_address_fragment): Use
8588 analyze_arbitrary_term if all else fails.
8590 2019-01-18 Segher Boessenkool <segher@kernel.crashing.org>
8593 * config/rs6000/rs6000.md (*movsi_from_df): Allow only register
8596 2019-01-18 Richard Biener <rguenther@suse.de>
8598 PR tree-optimization/88903
8599 * tree-vect-stmts.c (vectorizable_shift): Verify we see all
8600 scalar stmts a SLP shift amount is composed of when detecting
8603 2019-01-18 Richard Earnshaw <rearnsha@arm.com>
8606 * config/arm/arm-cpus.in (mp): New feature.
8608 (fgroup ARMv7ve): Add mp and sec features.
8609 (arch armv7-a): Add options to allow mp and sec extensions.
8610 (cpu generic-armv7-a): Add options to allow mp and sec extensions.
8611 (cpu cortex-a5, cpu cortex-7, cpu cortex-a9): Add mp and sec
8612 extenstions to the base architecture.
8613 (cpu cortex-a8): Add sec extension to the base architecture.
8614 (cpu marvell-pj4): Add mp and sec extensions to the base architecture.
8615 * config/arm/t-aprofile (MULTILIB_MATCHES): Map all armv7-a arch
8616 variants down to the base v7-a varaint.
8617 * config/arm/t-multilib (v7_a_arch_variants): New variable.
8618 * doc/invoke.texi (ARM Options): Add +mp and +sec to the list
8619 of permitted extensions for -march=armv7-a and for
8620 -mcpu=generic-armv7-a.
8622 2019-01-18 Martin Liska <mliska@suse.cz>
8624 * params.def: Fix comment.
8625 * tree-profile.c (gimple_init_gcov_profiler): Bump function
8627 (gimple_gen_ic_func_profiler): Likewise.
8629 2019-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8631 * config/aarch64/aarch64-opts.h (enum stack_protector_guard): New
8632 * config/aarch64/aarch64.c (aarch64_override_options_internal): Handle
8633 and put in error checks for stack protector guard options.
8634 (aarch64_stack_protect_guard): New.
8635 (TARGET_STACK_PROTECT_GUARD): Define.
8636 * config/aarch64/aarch64.md (UNSPEC_SSP_SYSREG): New.
8637 (reg_stack_protect_address<mode>): New.
8638 (stack_protect_set): Adjust for SSP_GLOBAL.
8639 (stack_protect_test): Likewise.
8640 * config/aarch64/aarch64.opt (-mstack-protector-guard-reg): New.
8641 (-mstack-protector-guard): Likewise.
8642 (-mstack-protector-guard-offset): Likewise.
8644 2019-01-18 Jakub Jelinek <jakub@redhat.com>
8646 PR tree-optimization/86214
8647 * tree-inline.h (struct copy_body_data): Add
8648 add_clobbers_to_eh_landing_pads member.
8649 * tree-inline.c (add_clobbers_to_eh_landing_pad): New function.
8650 (copy_edges_for_bb): Call it if EH edge destination is <
8651 id->add_clobbers_to_eh_landing_pads. Fix a comment typo.
8652 (expand_call_inline): Set id->add_clobbers_to_eh_landing_pads
8653 if flag_stack_reuse != SR_NONE and clear it afterwards.
8655 2019-01-18 Christophe Lyon <christophe.lyon@linaro.org>
8658 * doc/install.texi (with-multilib-list): Document for aarch64.
8660 2019-01-18 Jakub Jelinek <jakub@redhat.com>
8663 * config/arm/arm_neon.h: Fix #pragma GCC target syntax - replace
8664 (("..."))) with ("...").
8666 2019-01-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
8668 * doc/extend.texi (Built-in Functions for Memory Model Aware
8669 Atomic Operations): Document atomic fetch and nand.
8671 2019-01-18 Martin Liska <mliska@suse.cz>
8672 Richard Biener <rguenther@suse.de>
8675 * cgraph.h (create_version_clone_with_body): Add new argument
8677 * cgraphclones.c (cgraph_node::create_version_clone): Add
8678 DECL_ATTRIBUTES to a newly created decl. And call
8679 valid_attribute_p so that proper cl_target_optimization_node
8680 is set for the newly created declaration.
8681 * multiple_target.c (create_target_clone): Set DECL_ATTRIBUTES
8683 (expand_target_clones): Do not call valid_attribute_p, it must
8685 * tree-inline.c (copy_decl_for_dup_finish): Reset mode for
8688 2019-01-17 Jakub Jelinek <jakub@redhat.com>
8691 * config/aarch64/arm_neon.h: Fix #pragma GCC target syntax - replace
8692 (("..."))) with ("..."). Use arch=armv8.2-a+sha3 instead of
8693 arch=armv8.2-a+crypto for vsha512hq_u64 etc. intrinsics.
8695 2019-01-17 Martin Sebor <msebor@redhat.com>
8698 * gimple-ssa-warn-restrict.c (builtin_memref::extend_offset_range):
8699 Handle anti-ranges the same as no range at all.
8701 2018-01-17 Steve Ellcey <sellcey@cavium.com>
8703 * config/aarch64/aarch64.c (cgraph.h): New include.
8704 (intl.h): New include.
8705 (supported_simd_type): New function.
8706 (currently_supported_simd_type): Ditto.
8707 (aarch64_simd_clone_compute_vecsize_and_simdlen): Ditto.
8708 (aarch64_simd_clone_adjust): Ditto.
8709 (aarch64_simd_clone_usable): Ditto.
8710 (TARGET_SIMD_CLONE_COMPUTE_VECSIZE_AND_SIMDLEN): New macro.
8711 (TARGET_SIMD_CLONE_ADJUST): Ditto.
8712 (TARGET_SIMD_CLONE_USABLE): Ditto.
8713 * config/i386/i386.c (ix86_simd_clone_adjust): Add definition check.
8714 * omp-simd-clone.c (expand_simd_clones): Add targetm.simd_clone.adjust
8717 2019-01-17 Martin Sebor <msebor@redhat.com>
8719 PR tree-optimization/88800
8720 * gimple-fold.c (gimple_fold_builtin_memory_op): Avoid checking
8721 NO_WARNING bit here. Avoid folding out-of-bounds calls.
8722 * gimple-ssa-warn-restrict.c (maybe_diag_offset_bounds): Remove
8723 redundant argument. Add new argument and issue diagnostics under
8724 its control. Detect out-of-bounds access even with warnings
8726 (check_bounds_or_overlap): Change return type. Add argument.
8727 (wrestrict_dom_walker::check_call): Adjust.
8728 * gimple-ssa-warn-restrict.h (check_bounds_or_overlap): Add argument.
8729 * tree-ssa-strlen.c (handle_builtin_strcpy): Adjust to change in
8730 check_bounds_or_overlap's return value.
8731 (handle_builtin_stxncpy): Same.
8732 (handle_builtin_strcat): Same.
8734 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8735 Kwok Cheung Yeung <kcy@codesourcery.com>
8736 Julian Brown <julian@codesourcery.com>
8737 Tom de Vries <tom@codesourcery.com>
8739 * doc/sourcebuild.texi: Document dg-add-options sqrt_insn.
8741 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8743 * doc/sourcebuild.texi: Document dg-require-effective-target
8744 llvm_binutils and offload_gcn.
8746 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8747 Kwok Cheung Yeung <kcy@codesourcery.com>
8748 Julian Brown <julian@codesourcery.com>
8749 Tom de Vries <tom@codesourcery.com>
8751 * doc/sourcebuild.texi: Document dg-required-effective-target
8754 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8755 Kwok Cheung Yeung <kcy@codesourcery.com>
8756 Julian Brown <julian@codesourcery.com>
8757 Tom de Vries <tom@codesourcery.com>
8758 Jan Hubicka <hubicka@ucw.cz>
8759 Martin Jambor <mjambor@suse.cz>
8761 * config.gcc: Add amdgcn*-*-amdhsa configuration.
8762 * configure.ac: Check for dlopen.
8763 * configure: Regenerate.
8765 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8766 Kwok Cheung Yeung <kcy@codesourcery.com>
8767 Julian Brown <julian@codesourcery.com>
8768 Tom de Vries <tom@codesourcery.com>
8769 Jan Hubicka <hubicka@ucw.cz>
8770 Martin Jambor <mjambor@suse.cz>
8772 * common/config/gcn/gcn-common.c: New file.
8773 * config/gcn/driver-gcn.c: New file.
8774 * config/gcn/gcn-builtins.def: New file.
8775 * config/gcn/gcn-hsa.h: New file.
8776 * config/gcn/gcn-modes.def: New file.
8777 * config/gcn/gcn-opts.h: New file.
8778 * config/gcn/gcn-passes.def: New file.
8779 * config/gcn/gcn-protos.h: New file.
8780 * config/gcn/gcn-run.c: New file.
8781 * config/gcn/gcn-tree.c: New file.
8782 * config/gcn/gcn.c: New file.
8783 * config/gcn/gcn.h: New file.
8784 * config/gcn/gcn.opt: New file.
8785 * config/gcn/t-gcn-hsa: New file.
8787 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8788 Kwok Cheung Yeung <kcy@codesourcery.com>
8789 Julian Brown <julian@codesourcery.com>
8790 Tom de Vries <tom@codesourcery.com>
8791 Jan Hubicka <hubicka@ucw.cz>
8792 Martin Jambor <mjambor@suse.cz>
8794 * config/gcn/constraints.md: New file.
8795 * config/gcn/gcn-valu.md: New file.
8796 * config/gcn/gcn.md: New file.
8797 * config/gcn/predicates.md: New file.
8799 2019-01-17 Eric Botcazou <ebotcazou@adacore.com>
8801 * gimple-ssa-isolate-paths.c (stmt_uses_name_in_undefined_way): Replace
8802 flag_non_call_exceptions with cfun->can_throw_non_call_exceptions.
8803 (stmt_uses_0_or_null_in_undefined_way): Likewise.
8804 * tree-ssa-alias.c (same_addr_size_stores_p): Likewise.
8806 2019-01-17 Tamar Christina <tamar.christina@arm.com>
8809 * config/aarch64/aarch64.md (STACK_CLASH_SVE_CFA_REGNUM): New.
8810 * config/aarch64/aarch64.c (aarch64_allocate_and_probe_stack_space): Use
8811 it and document registers.
8813 2019-01-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8815 * config/aarch64/aarch64.c (ares_tunings): Define.
8816 * config/aarch64/aarch64-cores.def (ares): Use the above.
8818 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
8822 2018-11-06 Wei Xiao <wei3.xiao@intel.com>
8824 * config/i386/avx512fintrin.h: Update VFIXUPIMM* intrinsics.
8825 (_mm512_fixupimm_round_pd): Update parameters and builtin.
8826 (_mm512_maskz_fixupimm_round_pd): Ditto.
8827 (_mm512_fixupimm_round_ps): Ditto.
8828 (_mm512_maskz_fixupimm_round_ps): Ditto.
8829 (_mm_fixupimm_round_sd): Ditto.
8830 (_mm_maskz_fixupimm_round_sd): Ditto.
8831 (_mm_fixupimm_round_ss): Ditto.
8832 (_mm_maskz_fixupimm_round_ss): Ditto.
8833 (_mm512_fixupimm_pd): Ditto.
8834 (_mm512_maskz_fixupimm_pd): Ditto.
8835 (_mm512_fixupimm_ps): Ditto.
8836 (_mm512_maskz_fixupimm_ps): Ditto.
8837 (_mm_fixupimm_sd): Ditto.
8838 (_mm_maskz_fixupimm_sd): Ditto.
8839 (_mm_fixupimm_ss): Ditto.
8840 (_mm_maskz_fixupimm_ss): Ditto.
8841 (_mm512_mask_fixupimm_round_pd): Update builtin.
8842 (_mm512_mask_fixupimm_round_ps): Ditto.
8843 (_mm_mask_fixupimm_round_sd): Ditto.
8844 (_mm_mask_fixupimm_round_ss): Ditto.
8845 (_mm512_mask_fixupimm_pd): Ditto.
8846 (_mm512_mask_fixupimm_ps): Ditto.
8847 (_mm_mask_fixupimm_sd): Ditto.
8848 (_mm_mask_fixupimm_ss): Ditto.
8849 * config/i386/avx512vlintrin.h:
8850 (_mm256_fixupimm_pd): Update parameters and builtin.
8851 (_mm256_maskz_fixupimm_pd): Ditto.
8852 (_mm256_fixupimm_ps): Ditto.
8853 (_mm256_maskz_fixupimm_ps): Ditto.
8854 (_mm_fixupimm_pd): Ditto.
8855 (_mm_maskz_fixupimm_pd): Ditto.
8856 (_mm_fixupimm_ps): Ditto.
8857 (_mm_maskz_fixupimm_ps): Ditto.
8858 (_mm256_mask_fixupimm_pd): Update builtin.
8859 (_mm256_mask_fixupimm_ps): Ditto.
8860 (_mm_mask_fixupimm_pd): Ditto.
8861 (_mm_mask_fixupimm_ps): Ditto.
8862 * config/i386/i386-builtin-types.def: Add new types and remove useless ones.
8863 * config/i386/i386-builtin.def: Update builtin definitions.
8864 * config/i386/i386.c: Handle new builtin types and remove useless ones.
8865 * config/i386/sse.md: Update VFIXUPIMM* patterns.
8866 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
8867 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
8868 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Update.
8869 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
8870 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
8871 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Update.
8872 * config/i386/subst.md:
8873 (round_saeonly_sd_mask_operand4): Add new subst_attr.
8874 (round_saeonly_sd_mask_op4): Ditto.
8875 (round_saeonly_expand_operand5): Ditto.
8876 (round_saeonly_expand): Update.
8878 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
8882 2018-11-12 Wei Xiao <wei3.xiao@intel.com>
8884 * config/i386/sse.md: Combine VFIXUPIMM* patterns
8885 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
8886 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
8887 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Remove.
8888 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
8889 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
8890 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Remove.
8892 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
8896 2018-12-15 Jakub Jelinek <jakub@redhat.com>
8899 * config/i386/sse.md (UNSPEC_SFIXUPIMM): New unspec enumerator.
8900 (avx512f_sfixupimm<mode><mask_name><round_saeonly_name>): Use it
8901 instead of UNSPEC_FIXUPIMM.
8903 2019-01-17 Richard Biener <rguenther@suse.de>
8906 * dwarf2out.c (want_pubnames): Never generate pubnames sections
8907 and friends for the LTO part of debug info.
8909 2019-01-17 Jakub Jelinek <jakub@redhat.com>
8911 PR tree-optimization/86214
8912 * cfgexpand.c (add_stack_var_conflict): Don't add any conflicts
8915 PR rtl-optimization/88870
8916 * dce.c (deletable_insn_p): Never delete const/pure calls that can
8917 throw if we can't alter the cfg or delete dead exceptions.
8918 (mark_insn): Don't call find_call_stack_args for such calls.
8920 2019-01-17 Kewen Lin <linkw@gcc.gnu.org>
8922 * doc/extend.texi: Add four new prototypes for vec_ld and seven new
8923 prototypes for vec_st.
8924 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add entries
8925 for scalar address type variants of altivec_vec_ld/altivec_vec_st,
8926 mainly on signed/unsigned long long and double.
8928 2019-01-16 David Malcolm <dmalcolm@redhat.com>
8931 * combine.c (delete_noop_moves): Convert to "bool" return,
8932 returning true if any edges are eliminated.
8933 (combine_instructions): Also return true if delete_noop_moves
8936 2019-01-16 Tamar Christina <tamar.christina@arm.com>
8938 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Use
8939 correct max nunits for endian swap.
8940 (aarch64_expand_fcmla_builtin): Correct subreg code.
8941 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
8942 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>): Correct
8945 2019-01-16 Uroš Bizjak <ubizjak@gmail.com>
8947 * config/alpha/alpha.c (alpha_gimplify_va_arg):
8948 Handle split indirect COMPLEX_TYPE arguments.
8950 2019-01-16 Richard Earnshaw <rearnsha@arm.com>
8953 * config/aarch64/aarch64-modes.def: Add comment about how the carry
8954 bit is set by add and compare.
8955 (CC_ADC): New CC_MODE.
8956 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Use variables
8957 to cache the code and mode of X. Adjust the shape of a CC_Cmode
8958 comparison. Add detection for CC_ADCmode.
8959 (aarch64_get_condition_code_1): Update code support for CC_Cmode. Add
8961 * config/aarch64/aarch64.md (uaddv<mode>4): Use LTU with CCmode.
8962 (uaddvti4): Comparison result is in CC_ADCmode and the condition is GEU.
8963 (add<mode>3_compareC_cconly_imm): Delete. Merge into...
8964 (add<mode>3_compareC_cconly): ... this. Restructure the comparison
8965 to eliminate the need for zero-extending the operands.
8966 (add<mode>3_compareC_imm): Delete. Merge into ...
8967 (add<mode>3_compareC): ... this. Restructure the comparison to
8968 eliminate the need for zero-extending the operands.
8969 (add<mode>3_carryin): Use LTU for the overflow detection.
8970 (add<mode>3_carryinC): Use CC_ADCmode for the result of the carry out.
8971 Reexpress comparison for overflow.
8972 (add<mode>3_carryinC_zero): Update for change to add<mode>3_carryinC.
8973 (add<mode>3_carryinC): Likewise.
8974 (add<mode>3_carryinV): Use LTU for carry between partials.
8975 * config/aarch64/predicates.md (aarch64_carry_operation): Update
8976 handling of CC_Cmode and add CC_ADCmode.
8977 (aarch64_borrow_operation): Likewise.
8979 2019-01-16 Tamar Christina <tamar.christina@arm.com>
8981 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): Remove patternmode.
8982 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): Likewise.
8983 * config/arm/neon.md (neon_vcmla_lane<rot><mode>, neon_vcmla_laneq<rot><mode>,
8984 neon_vcmlaq_lane<rot><mode>): Remove endianness conversion.
8986 2019-01-16 Martin Liska <mliska@suse.cz>
8988 * Makefile.in: Set TOOL_INCLUDE_DIR and NATIVE_SYSTEM_HEADER_DIR
8990 * config/gnu-user.h (TARGET_F951_OPTIONS): Add 'finclude%s/' as
8992 * gcc.c (add_sysrooted_hdrs_prefix): New function.
8993 (path_prefix_reset): Move up in the source file.
8994 (find_fortran_preinclude_file): Make complex search for the
8995 fortran header files.
8997 2019-01-15 Nikhil Benesch <nikhil.benesch@gmail.com>
8999 * godump.c (go_output_typedef): When outputting a typedef, refer
9000 to the underlying type by its name and not its structure.
9002 2019-01-15 David Malcolm <dmalcolm@redhat.com>
9005 * tree.c (build_function_type): Assert that arg_types is not
9008 2019-01-15 Richard Sandiford <richard.sandiford@arm.com>
9011 * doc/extend.texi: Document that listing the stack pointer in the
9012 clobber list of an asm is a deprecated feature.
9013 * common.opt (Wdeprecated): Moved from c-family/c.opt.
9014 * cfgexpand.c (asm_clobber_reg_is_valid): Issue a -Wdeprecated
9015 warning instead of an error for clobbers of the stack pointer.
9016 Add a note explaining why.
9018 2019-01-15 Richard Biener <rguenther@suse.de>
9021 * dwarf2out.c (gen_member_die): Do not generate inheritance
9024 2019-01-15 Richard Biener <rguenther@suse.de>
9026 PR tree-optimization/88855
9027 * tree-if-conv.c (combine_blocks): Collect
9028 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from propagated out virtuals.
9030 2019-01-15 Tom de Vries <tdevries@suse.de>
9033 * config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Handle
9034 lhs == NULL_TREE for gang-level reduction.
9036 2019-01-15 Richard Biener <rguenther@suse.de>
9037 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9040 * ipa-pure-const.c (malloc_candidate_p_1): Add parameter visited and
9041 return true if SSA_NAME is already marked in visited bitmap.
9042 (malloc_candidate_p): Pass visited to malloc_candidate_p_1.
9044 2019-01-15 Jakub Jelinek <jakub@redhat.com>
9046 PR tree-optimization/88775
9047 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)): Optimize
9048 equal == 0 equality pointer comparisons some more if compared in
9049 integral types and either one points to an automatic var and the
9050 other to a global, or we can prove at least one points to the middle
9051 or both point to start or both point to end.
9053 2019-01-14 Andi Kleen <ak@linux.intel.com>
9055 * Makefile.in: Lower autofdo sampling rate by 10x.
9056 * Makefile.tpl: Dito.
9058 2019-01-14 Tom Honermann <tom@honermann.net>
9060 * defaults.h: Define CHAR8_TYPE.
9062 2019-01-14 Martin Sebor <msebor@redhat.com>
9065 * doc/extend.texi (Darwin Format Checks): Clarify.
9067 2019-01-14 Richard Biener <rguenther@suse.de>
9069 * genmatch.c (dt_simplify::gen_1): Change dumping dependent on
9070 whether we are in (simplify ...) or (match ...) context.
9072 2019-01-14 Jakub Jelinek <jakub@redhat.com>
9074 PR rtl-optimization/88796
9075 * emit-rtl.h (struct rtl_data): Add stack_protect_guard_decl field.
9076 * cfgexpand.c (stack_protect_prologue): Initialize
9077 crtl->stack_protect_guard_decl.
9078 * function.c (stack_protect_epilogue): Use it instead of calling
9079 targetm.stack_protect_guard again.
9080 * dse.c (check_mem_read_rtx): Ignore MEM_VOLATILE_P reads from
9081 MEMs with MEM_EXPR equal to crtl->stack_protect_guard or
9082 crtl->stack_protect_guard_decl.
9083 * config/i386/i386.c (ix86_stack_protect_guard): Set TREE_THIS_VOLATILE
9084 on the returned MEM_EXPR.
9086 2019-01-12 Tom de Vries <tdevries@suse.de>
9088 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Alow setting
9089 vector length using -fopenacc-dim.
9091 2019-01-12 Tom de Vries <tdevries@suse.de>
9093 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Take larger vector
9094 lengths into account.
9096 2019-01-12 Svante Signell <svante.signell@gmail.com>
9098 * config/i386/gnu.h (TARGET_THREAD_SSP_OFFSET): Define.
9099 (TARGET_CAN_SPLIT_STACK): Define.
9100 (TARGET_THREAD_SPLIT_STACK_OFFSET): Define.
9102 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9104 * params.def (inline-unit-growth): Set to 40.
9106 2019-01-12 Jakub Jelinek <jakub@redhat.com>
9108 * tree-ssa-loop-ivopts.c (find_inv_vars): Fix a comment typo.
9110 2019-01-12 Tom de Vries <tdevries@suse.de>
9112 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): In offloading
9113 region calling vector-partitionable routine, set default_vector_length
9116 2019-01-12 Tom de Vries <tdevries@suse.de>
9118 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add an use new
9119 variable default_vector_length.
9121 2019-01-12 Tom de Vries <tdevries@suse.de>
9124 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Apply defaults
9125 from oacc_default_dims, as oacc_validate_dims would do it, and apply
9128 2019-01-12 Tom de Vries <tdevries@suse.de>
9130 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1)
9131 (nvptx_goacc_validate_dims): Add used parameter.
9132 * doc/tm.texi: Regenerate.
9133 * omp-offload.c (oacc_parse_default_dims, oacc_validate_dims): Add
9134 argument to call to targetm.goacc.validate_dims.
9135 (default_goacc_validate_dims): Add used
9137 * target.def (validate_dims): Add used parameter in DEFHOOK.
9138 * targhooks.h (default_goacc_validate_dims): Add used parameter.
9140 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9144 * tree-inline.h (struct copy_body_data): Add adjust_array_error_bounds
9146 * tree-inline.c (remap_type_1): Formatting fix. If TYPE_MAX_VALUE of
9147 ARRAY_TYPE's TYPE_DOMAIN is newly error_mark_node, replace it with
9148 a dummy "omp dummy var" variable if id->adjust_array_error_bounds.
9149 * omp-low.c (new_omp_context): Set cb.adjust_array_error_bounds.
9151 2019-01-11 Vladimir Makarov <vmakarov@redhat.com>
9153 PR rtl-optimization/87305
9155 (setup_live_pseudos_and_spill_after_risky_transforms): Add code
9156 for little endian pseudos used as paradoxical subreg.
9158 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9160 PR tree-optimization/88693
9161 * tree-ssa-strlen.c (get_min_string_length): Don't set *full_string_p
9162 for STRING_CSTs that don't contain any NUL characters in the first
9163 TREE_STRING_LENGTH bytes.
9165 2019-01-11 Alan Modra <amodra@gmail.com>
9169 * genattrtab.c (min_fn): Don't translate values.
9170 (min_attr_value): Return INT_MAX when the value can't be calculated.
9171 Return minimum among any values that can be calculated.
9172 (max_attr_value): Adjust.
9174 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9176 * Makefile.in (PLUGIN_HEADERS): Add $(INSN_ATTR_H).
9178 2019-01-11 Steve Ellcey <sellcey@marvell.com>
9180 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
9181 (aarch64_hard_regno_call_part_clobbered): Add insn argument.
9182 (aarch64_return_call_with_max_clobbers): New function.
9183 (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New macro.
9184 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Add insn
9186 * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): Ditto.
9187 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Ditto.
9188 * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered): Ditto.
9189 * config/s390/s390.c (s390_hard_regno_call_part_clobbered): Ditto.
9190 * cselib.c (cselib_process_insn): Add argument to
9191 targetm.hard_regno_call_part_clobbered call.
9192 * ira-conflicts.c (ira_build_conflicts): Ditto.
9193 * ira-costs.c (ira_tune_allocno_costs): Ditto.
9194 * lra-constraints.c (inherit_reload_reg): Ditto.
9195 * lra-int.h (struct lra_reg): Add call_insn field, remove call_p field.
9196 * lra-lives.c (check_pseudos_live_through_calls): Add call_insn
9197 argument. Call targetm.return_call_with_max_clobbers.
9198 Add argument to targetm.hard_regno_call_part_clobbered call.
9199 (calls_have_same_clobbers_p): New function.
9200 (process_bb_lives): Add call_insn and last_call_insn variables.
9201 Pass call_insn to check_pseudos_live_through_calls.
9202 Modify if stmt to check targetm.return_call_with_max_clobbers.
9203 Update setting of flush variable.
9204 (lra_create_live_ranges_1): Set call_insn to NULL instead of call_p
9206 * lra.c (initialize_lra_reg_info_element): Set call_insn to NULL.
9207 * regcprop.c (copyprop_hardreg_forward_1): Add argument to
9208 targetm.hard_regno_call_part_clobbered call.
9209 * reginfo.c (choose_hard_reg_mode): Ditto.
9210 * regrename.c (check_new_reg_p): Ditto.
9211 * reload.c (find_equiv_reg): Ditto.
9212 * reload1.c (emit_reload_insns): Ditto.
9213 * sched-deps.c (deps_analyze_insn): Ditto.
9214 * sel-sched.c (init_regs_for_mode): Ditto.
9215 (mark_unavailable_hard_regs): Ditto.
9216 * targhooks.c (default_dwarf_frame_reg_mode): Ditto.
9217 * target.def (hard_regno_call_part_clobbered): Add insn argument.
9218 (return_call_with_max_clobbers): New target function.
9219 * doc/tm.texi: Regenerate.
9220 * doc/tm.texi.in (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New hook.
9221 * hooks.c (hook_bool_uint_mode_false): Change to
9222 hook_bool_insn_uint_mode_false.
9223 * hooks.h (hook_bool_uint_mode_false): Ditto.
9225 2019-01-11 Steve Ellcey <sellcey@marvell.com>
9227 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
9228 (aarch64_remove_extra_call_preserved_regs): New function.
9229 (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New macro.
9230 * doc/tm.texi.in (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New hook.
9231 * doc/tm.texi: Regenerate.
9232 * final.c (get_call_reg_set_usage): Call new hook.
9233 * target.def (remove_extra_call_preserved_regs): New hook.
9234 * targhooks.c (default_remove_extra_call_preserved_regs): New function.
9235 * targhooks.h (default_remove_extra_call_preserved_regs): New function.
9237 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9240 * passes.c (finish_optimization_passes): Call print_combine_total_stats
9241 inside of pass_combine_1 dump rather than pass_profile_1.
9243 2019-01-11 Tom de Vries <tdevries@suse.de>
9245 * config/nvptx/nvptx.c (PTX_CTA_NUM_BARRIERS, PTX_PER_CTA_BARRIER)
9246 (PTX_NUM_PER_CTA_BARRIER, PTX_FIRST_PER_WORKER_BARRIER)
9247 (PTX_NUM_PER_WORKER_BARRIERS): Define.
9248 (nvptx_apply_dim_limits): Prevent vector_length 64 and
9251 2019-01-11 Tom de Vries <tdevries@suse.de>
9253 * config/nvptx/nvptx.c (PTX_CTA_SIZE): Move up.
9255 2019-01-11 Jan Beulich <jbeulich@suse.com>
9257 * config/i386/i386.md (rex64suffix): Add L suffix for SI.
9258 * config/i386/sse.md (cvtusi2<ssescalarmodesuffix>32<round_name>,
9259 sse2_cvtsi2sd): Add {l}.
9260 (sse2_cvtsi2sdq<round_name>): Make q conditional upon AT&T
9263 2019-01-10 Jakub Jelinek <jakub@redhat.com>
9266 * config/i386/sse.md (float<floatunssuffix>v2div2sf2): Turn into
9268 (*float<floatunssuffix>v2div2sf2): New define_insn.
9269 (float<floatunssuffix>v2div2sf2_mask): Turn into define_expand.
9270 (*float<floatunssuffix>v2div2sf2_mask): New define_insn.
9271 (*float<floatunssuffix>v2div2sf2_mask_1): Replace
9272 subrtxes (const_vector:V2SF [(const_int 0) (const_int 0)]) with
9273 match_operands with "const0_operand" "C".
9275 2019-01-10 Tamar Christina <tamar.christina@arm.com>
9277 * config/aarch64/aarch64-builtins.c
9278 (aarch64_init_builtins): Move aarch64_init_fcmla_laneq_builtins...
9279 (aarch64_init_simd_builtins): ...Here
9281 2019-01-10 Vladimir Makarov <vmakarov@redhat.com>
9283 PR rtl-optimization/87305
9285 (setup_live_pseudos_and_spill_after_risky_transforms): Check
9286 allocation for big endian pseudos used as paradoxical subregs and
9287 spill them if it is wrong.
9288 * lra-constraints.c (lra_constraints): Add a comment.
9290 2019-01-10 Richard Biener <rguenther@suse.de>
9292 PR tree-optimization/88792
9293 * tree-ssa-pre.c (get_representative_for): Do not return a
9296 2019-01-10 Jakub Jelinek <jakub@redhat.com>
9300 * function.c (assign_stack_local_1): Revert the 2018-11-21 changes.
9301 (assign_parm_setup_block): Do the argument slot realignment here
9304 2019-01-10 Stefan Agner <stefan@agner.ch>
9307 * config/arm/arm.c (arm_option_override_internal): Force
9308 opts->x_inline_asm_unified to true only if TARGET_THUMB2_P.
9310 2019-01-10 Jakub Jelinek <jakub@redhat.com>
9313 * attribs.c (handle_dll_attribute): Clear TREE_STATIC after setting
9316 2019-01-10 Tamar Christina <tamar.christina@arm.com>
9318 * config/arm/arm-builtins.c
9319 (enum arm_type_qualifiers): Add qualifier_lane_pair_index.
9320 (MAC_LANE_PAIR_QUALIFIERS): New.
9321 (arm_expand_builtin_args): Use it.
9322 (arm_expand_builtin_1): Likewise.
9323 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): New.
9324 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): New.
9325 * config/arm/arm-c.c (arm_cpu_builtins): Add __ARM_FEATURE_COMPLEX.
9326 * config/arm/arm_neon.h:
9327 (vcadd_rot90_f16): New.
9328 (vcaddq_rot90_f16): New.
9329 (vcadd_rot270_f16): New.
9330 (vcaddq_rot270_f16): New.
9333 (vcmla_lane_f16): New.
9334 (vcmla_laneq_f16): New.
9335 (vcmlaq_lane_f16): New.
9336 (vcmlaq_laneq_f16): New.
9337 (vcmla_rot90_f16): New.
9338 (vcmlaq_rot90_f16): New.
9339 (vcmla_rot90_lane_f16): New.
9340 (vcmla_rot90_laneq_f16): New.
9341 (vcmlaq_rot90_lane_f16): New.
9342 (vcmlaq_rot90_laneq_f16): New.
9343 (vcmla_rot180_f16): New.
9344 (vcmlaq_rot180_f16): New.
9345 (vcmla_rot180_lane_f16): New.
9346 (vcmla_rot180_laneq_f16): New.
9347 (vcmlaq_rot180_lane_f16): New.
9348 (vcmlaq_rot180_laneq_f16): New.
9349 (vcmla_rot270_f16): New.
9350 (vcmlaq_rot270_f16): New.
9351 (vcmla_rot270_lane_f16): New.
9352 (vcmla_rot270_laneq_f16): New.
9353 (vcmlaq_rot270_lane_f16): New.
9354 (vcmlaq_rot270_laneq_f16): New.
9355 (vcadd_rot90_f32): New.
9356 (vcaddq_rot90_f32): New.
9357 (vcadd_rot270_f32): New.
9358 (vcaddq_rot270_f32): New.
9361 (vcmla_lane_f32): New.
9362 (vcmla_laneq_f32): New.
9363 (vcmlaq_lane_f32): New.
9364 (vcmlaq_laneq_f32): New.
9365 (vcmla_rot90_f32): New.
9366 (vcmlaq_rot90_f32): New.
9367 (vcmla_rot90_lane_f32): New.
9368 (vcmla_rot90_laneq_f32): New.
9369 (vcmlaq_rot90_lane_f32): New.
9370 (vcmlaq_rot90_laneq_f32): New.
9371 (vcmla_rot180_f32): New.
9372 (vcmlaq_rot180_f32): New.
9373 (vcmla_rot180_lane_f32): New.
9374 (vcmla_rot180_laneq_f32): New.
9375 (vcmlaq_rot180_lane_f32): New.
9376 (vcmlaq_rot180_laneq_f32): New.
9377 (vcmla_rot270_f32): New.
9378 (vcmlaq_rot270_f32): New.
9379 (vcmla_rot270_lane_f32): New.
9380 (vcmla_rot270_laneq_f32): New.
9381 (vcmlaq_rot270_lane_f32): New.
9382 (vcmlaq_rot270_laneq_f32): New.
9383 * config/arm/arm_neon_builtins.def (vcadd90, vcadd270, vcmla0, vcmla90,
9384 vcmla180, vcmla270, vcmla_lane0, vcmla_lane90, vcmla_lane180,
9385 vcmla_lane270, vcmla_laneq0, vcmla_laneq90, vcmla_laneq180,
9386 vcmla_laneq270, vcmlaq_lane0, vcmlaq_lane90, vcmlaq_lane180,
9387 vcmlaq_lane270): New.
9388 * config/arm/neon.md (neon_vcmla_lane<rot><mode>,
9389 neon_vcmla_laneq<rot><mode>, neon_vcmlaq_lane<rot><mode>): New.
9390 * config/arm/arm.c (arm_arch8_3, arm_arch8_4): New.
9391 * config/arm/arm.h (TARGET_COMPLEX, arm_arch8_3, arm_arch8_4): New.
9392 (arm_option_reconfigure_globals): Use them.
9393 * config/arm/iterators.md (VDF, VQ_HSF): New.
9394 (VCADD, VCMLA): New.
9395 (VF_constraint, rot, rotsplit1, rotsplit2): Add V4HF and V8HF.
9396 * config/arm/neon.md (neon_vcadd<rot><mode>, neon_vcmla<rot><mode>):
9398 * config/arm/unspecs.md (UNSPEC_VCADD90, UNSPEC_VCADD270,
9399 UNSPEC_VCMLA, UNSPEC_VCMLA90, UNSPEC_VCMLA180, UNSPEC_VCMLA270): New.
9401 2019-01-10 Tamar Christina <tamar.christina@arm.com>
9403 * config/aarch64/aarch64-builtins.c (enum aarch64_type_qualifiers):
9404 Add qualifier_lane_pair_index.
9405 (emit-rtl.h): Include.
9406 (TYPES_QUADOP_LANE_PAIR): New.
9407 (aarch64_simd_expand_args): Use it.
9408 (aarch64_simd_expand_builtin): Likewise.
9409 (AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_laneq_builtin_datum):
9411 (FCMLA_LANEQ_BUILTIN, AARCH64_SIMD_FCMLA_LANEQ_BUILTIN_BASE,
9412 AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_lane_builtin_data,
9413 aarch64_init_fcmla_laneq_builtins, aarch64_expand_fcmla_builtin): New.
9414 (aarch64_init_builtins): Add aarch64_init_fcmla_laneq_builtins.
9415 (aarch64_expand_buildin): Add AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V2SF,
9416 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V2SF,
9417 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V2SF,
9418 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ2700_V2SF,
9419 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V4HF,
9420 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V4HF,
9421 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V4HF,
9422 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ270_V4HF.
9423 * config/aarch64/iterators.md (FCMLA_maybe_lane): New.
9424 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
9425 Add __ARM_FEATURE_COMPLEX.
9426 * config/aarch64/aarch64-simd-builtins.def (fcadd90, fcadd270, fcmla0,
9427 fcmla90, fcmla180, fcmla270, fcmla_lane0, fcmla_lane90, fcmla_lane180,
9428 fcmla_lane270, fcmla_laneq0, fcmla_laneq90, fcmla_laneq180,
9429 fcmla_laneq270, fcmlaq_lane0, fcmlaq_lane90, fcmlaq_lane180,
9430 fcmlaq_lane270): New.
9431 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
9432 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>,
9433 aarch64_fcadd<rot><mode>, aarch64_fcmla<rot><mode>): New.
9434 * config/aarch64/arm_neon.h:
9435 (vcadd_rot90_f16): New.
9436 (vcaddq_rot90_f16): New.
9437 (vcadd_rot270_f16): New.
9438 (vcaddq_rot270_f16): New.
9441 (vcmla_lane_f16): New.
9442 (vcmla_laneq_f16): New.
9443 (vcmlaq_lane_f16): New.
9444 (vcmlaq_rot90_lane_f16): New.
9445 (vcmla_rot90_laneq_f16): New.
9446 (vcmla_rot90_lane_f16): New.
9447 (vcmlaq_rot90_f16): New.
9448 (vcmla_rot90_f16): New.
9449 (vcmlaq_laneq_f16): New.
9450 (vcmla_rot180_laneq_f16): New.
9451 (vcmla_rot180_lane_f16): New.
9452 (vcmlaq_rot180_f16): New.
9453 (vcmla_rot180_f16): New.
9454 (vcmlaq_rot90_laneq_f16): New.
9455 (vcmlaq_rot270_laneq_f16): New.
9456 (vcmlaq_rot270_lane_f16): New.
9457 (vcmla_rot270_laneq_f16): New.
9458 (vcmlaq_rot270_f16): New.
9459 (vcmla_rot270_f16): New.
9460 (vcmlaq_rot180_laneq_f16): New.
9461 (vcmlaq_rot180_lane_f16): New.
9462 (vcmla_rot270_lane_f16): New.
9463 (vcadd_rot90_f32): New.
9464 (vcaddq_rot90_f32): New.
9465 (vcaddq_rot90_f64): New.
9466 (vcadd_rot270_f32): New.
9467 (vcaddq_rot270_f32): New.
9468 (vcaddq_rot270_f64): New.
9472 (vcmla_lane_f32): New.
9473 (vcmla_laneq_f32): New.
9474 (vcmlaq_lane_f32): New.
9475 (vcmlaq_laneq_f32): New.
9476 (vcmla_rot90_f32): New.
9477 (vcmlaq_rot90_f32): New.
9478 (vcmlaq_rot90_f64): New.
9479 (vcmla_rot90_lane_f32): New.
9480 (vcmla_rot90_laneq_f32): New.
9481 (vcmlaq_rot90_lane_f32): New.
9482 (vcmlaq_rot90_laneq_f32): New.
9483 (vcmla_rot180_f32): New.
9484 (vcmlaq_rot180_f32): New.
9485 (vcmlaq_rot180_f64): New.
9486 (vcmla_rot180_lane_f32): New.
9487 (vcmla_rot180_laneq_f32): New.
9488 (vcmlaq_rot180_lane_f32): New.
9489 (vcmlaq_rot180_laneq_f32): New.
9490 (vcmla_rot270_f32): New.
9491 (vcmlaq_rot270_f32): New.
9492 (vcmlaq_rot270_f64): New.
9493 (vcmla_rot270_lane_f32): New.
9494 (vcmla_rot270_laneq_f32): New.
9495 (vcmlaq_rot270_lane_f32): New.
9496 (vcmlaq_rot270_laneq_f32): New.
9497 * config/aarch64/aarch64.h (TARGET_COMPLEX): New.
9498 * config/aarch64/iterators.md (UNSPEC_FCADD90, UNSPEC_FCADD270,
9499 UNSPEC_FCMLA, UNSPEC_FCMLA90, UNSPEC_FCMLA180, UNSPEC_FCMLA270): New.
9500 (FCADD, FCMLA): New.
9502 * config/arm/types.md (neon_fcadd, neon_fcmla): New.
9504 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
9508 * config/pa/pa.c: Change "can not" to "cannot".
9509 * gimple-ssa-evrp-analyze.c: Likewise.
9510 * ipa-icf.c: Likewise.
9511 * ipa-polymorphic-call.c: Likewise.
9512 * ipa-pure-const.c: Likewise.
9513 * lra-constraints.c: Likewise.
9514 * lra-remat.c: Likewise.
9515 * reload1.c: Likewise.
9516 * reorg.c: Likewise.
9517 * tree-ssa-uninit.c: Likewise.
9519 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
9523 * Makefile.in: Mechanically replace "can not" with "cannot".
9524 * alias.c: Likewise.
9525 * builtins.c: Likewise.
9526 * calls.c: Likewise.
9527 * cgraph.c: Likewise.
9528 * cgraph.h: Likewise.
9529 * cgraphclones.c: Likewise.
9530 * cgraphunit.c: Likewise.
9531 * combine-stack-adj.c: Likewise.
9532 * combine.c: Likewise.
9533 * common/config/i386/i386-common.c: Likewise.
9534 * config/aarch64/aarch64.c: Likewise.
9535 * config/alpha/sync.md: Likewise.
9536 * config/arc/arc.c: Likewise.
9537 * config/arc/predicates.md: Likewise.
9538 * config/arm/arm-c.c: Likewise.
9539 * config/arm/arm.c: Likewise.
9540 * config/arm/arm.h: Likewise.
9541 * config/arm/arm.md: Likewise.
9542 * config/arm/cortex-r4f.md: Likewise.
9543 * config/csky/csky.c: Likewise.
9544 * config/csky/csky.h: Likewise.
9545 * config/darwin-f.c: Likewise.
9546 * config/epiphany/epiphany.md: Likewise.
9547 * config/i386/i386.c: Likewise.
9548 * config/i386/sol2.h: Likewise.
9549 * config/m68k/m68k.c: Likewise.
9550 * config/mcore/mcore.h: Likewise.
9551 * config/microblaze/microblaze.md: Likewise.
9552 * config/mips/20kc.md: Likewise.
9553 * config/mips/sb1.md: Likewise.
9554 * config/nds32/nds32.c: Likewise.
9555 * config/nds32/predicates.md: Likewise.
9556 * config/pa/pa.c: Likewise.
9557 * config/rs6000/e300c2c3.md: Likewise.
9558 * config/rs6000/rs6000.c: Likewise.
9559 * config/s390/s390.h: Likewise.
9560 * config/sh/sh.c: Likewise.
9561 * config/sh/sh.md: Likewise.
9562 * config/spu/vmx2spu.h: Likewise.
9563 * cprop.c: Likewise.
9564 * dbxout.c: Likewise.
9565 * df-scan.c: Likewise.
9566 * doc/cfg.texi: Likewise.
9567 * doc/extend.texi: Likewise.
9568 * doc/fragments.texi: Likewise.
9569 * doc/gty.texi: Likewise.
9570 * doc/invoke.texi: Likewise.
9571 * doc/lto.texi: Likewise.
9572 * doc/md.texi: Likewise.
9573 * doc/objc.texi: Likewise.
9574 * doc/rtl.texi: Likewise.
9575 * doc/tm.texi: Likewise.
9577 * emit-rtl.c: Likewise.
9578 * emit-rtl.h: Likewise.
9579 * except.c: Likewise.
9580 * expmed.c: Likewise.
9582 * fold-const.c: Likewise.
9583 * genautomata.c: Likewise.
9584 * gimple-fold.c: Likewise.
9585 * hard-reg-set.h: Likewise.
9586 * ifcvt.c: Likewise.
9587 * ipa-comdats.c: Likewise.
9588 * ipa-cp.c: Likewise.
9589 * ipa-devirt.c: Likewise.
9590 * ipa-fnsummary.c: Likewise.
9591 * ipa-icf.c: Likewise.
9592 * ipa-inline-transform.c: Likewise.
9593 * ipa-inline.c: Likewise.
9594 * ipa-polymorphic-call.c: Likewise.
9595 * ipa-profile.c: Likewise.
9596 * ipa-prop.c: Likewise.
9597 * ipa-pure-const.c: Likewise.
9598 * ipa-reference.c: Likewise.
9599 * ipa-split.c: Likewise.
9600 * ipa-visibility.c: Likewise.
9602 * ira-build.c: Likewise.
9603 * ira-color.c: Likewise.
9604 * ira-conflicts.c: Likewise.
9605 * ira-costs.c: Likewise.
9606 * ira-int.h: Likewise.
9607 * ira-lives.c: Likewise.
9610 * loop-invariant.c: Likewise.
9611 * loop-unroll.c: Likewise.
9612 * lower-subreg.c: Likewise.
9613 * lra-assigns.c: Likewise.
9614 * lra-constraints.c: Likewise.
9615 * lra-eliminations.c: Likewise.
9616 * lra-lives.c: Likewise.
9617 * lra-remat.c: Likewise.
9618 * lra-spills.c: Likewise.
9620 * lto-cgraph.c: Likewise.
9621 * lto-streamer-out.c: Likewise.
9622 * postreload-gcse.c: Likewise.
9623 * predict.c: Likewise.
9624 * profile-count.h: Likewise.
9625 * profile.c: Likewise.
9626 * recog.c: Likewise.
9628 * reload.c: Likewise.
9629 * reload1.c: Likewise.
9630 * reorg.c: Likewise.
9631 * resource.c: Likewise.
9632 * rtl.def: Likewise.
9634 * rtlanal.c: Likewise.
9635 * sched-deps.c: Likewise.
9636 * sched-ebb.c: Likewise.
9637 * sched-rgn.c: Likewise.
9638 * sel-sched-ir.c: Likewise.
9639 * sel-sched.c: Likewise.
9640 * shrink-wrap.c: Likewise.
9641 * simplify-rtx.c: Likewise.
9642 * symtab.c: Likewise.
9643 * target.def: Likewise.
9644 * toplev.c: Likewise.
9645 * tree-call-cdce.c: Likewise.
9646 * tree-cfg.c: Likewise.
9647 * tree-complex.c: Likewise.
9648 * tree-core.h: Likewise.
9649 * tree-eh.c: Likewise.
9650 * tree-inline.c: Likewise.
9651 * tree-loop-distribution.c: Likewise.
9652 * tree-nrv.c: Likewise.
9653 * tree-profile.c: Likewise.
9654 * tree-sra.c: Likewise.
9655 * tree-ssa-alias.c: Likewise.
9656 * tree-ssa-dce.c: Likewise.
9657 * tree-ssa-dom.c: Likewise.
9658 * tree-ssa-forwprop.c: Likewise.
9659 * tree-ssa-loop-im.c: Likewise.
9660 * tree-ssa-loop-ivcanon.c: Likewise.
9661 * tree-ssa-loop-ivopts.c: Likewise.
9662 * tree-ssa-loop-niter.c: Likewise.
9663 * tree-ssa-phionlycprop.c: Likewise.
9664 * tree-ssa-phiopt.c: Likewise.
9665 * tree-ssa-propagate.c: Likewise.
9666 * tree-ssa-threadedge.c: Likewise.
9667 * tree-ssa-threadupdate.c: Likewise.
9668 * tree-ssa-uninit.c: Likewise.
9669 * tree-ssanames.c: Likewise.
9670 * tree-streamer-out.c: Likewise.
9673 * vr-values.c: Likewise.
9675 2019-01-09 Uroš Bizjak <ubizjak@gmail.com>
9677 * config/i386/i386-protos.h (ix86_expand_xorsign): New prototype.
9678 (ix86_split_xorsign): Ditto.
9679 * config/i386/i386.c (ix86_expand_xorsign): New function.
9680 (ix86_split_xorsign): Ditto.
9681 * config/i386/i386.md (UNSPEC_XORSIGN): New unspec.
9682 (xorsign<mode>3): New expander.
9683 (xorsign<mode>3_1): New insn_and_split pattern.
9684 * config/i386/sse.md (xorsign<mode>3): New expander.
9686 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
9688 * config/sparc/sparc.md (*tablejump_sp32): Merge into...
9689 (*tablejump_sp64): Likewise.
9690 (*tablejump<P:mode>): ...this.
9691 (*call_address_sp32): Merge into...
9692 (*call_address_sp64): Likewise.
9693 (*call_address<P:mode>): ...this.
9694 (*call_symbolic_sp32): Merge into...
9695 (*call_symbolic_sp64): Likewise.
9696 (*call_symbolic<P:mode>): ...this.
9697 (call_value): Remove constraint and add predicate.
9698 (*call_value_address_sp32): Merge into...
9699 (*call_value_address_sp64): Likewise.
9700 (*call_value_address<P:mode>): ...this.
9701 (*call_value_symbolic_sp32): Merge into...
9702 (*call_value_symbolic_sp64): Likewise.
9703 (*call_value_symbolic<P:mode>): ...this.
9704 (*sibcall_symbolic_sp32): Merge into...
9705 (*sibcall_symbolic_sp64): Likewise.
9706 (*sibcall_symbolic<P:mode>): ...this.
9707 (sibcall_value): Remove constraint and add predicate.
9708 (*sibcall_value_symbolic_sp32): Merge into...
9709 (*sibcall_value_symbolic_sp64): Likewise.
9710 (*sibcall_value_symbolic<P:mode>): ...this.
9711 (window_save): Minor tweak.
9712 (*branch_sp32): Merge into...
9713 (*branch_sp64): Likewise.
9714 (*branch<P:mode>): ...this.
9716 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
9717 James Clarke <jrtc27@jrtc27.com>
9720 * config/sparc/sparc.c (sparc_legitimize_tls_address): Only use Pmode
9721 consistently in TLS address generation and adjust code to the renaming
9722 of patterns. Mark calls to __tls_get_addr as const.
9723 * config/sparc/sparc.md (tgd_hi22): Turn into...
9724 (tgd_hi22<P:mode>): ...this and use Pmode throughout.
9725 (tgd_lo10): Turn into...
9726 (tgd_lo10<P:mode>): ...this and use Pmode throughout.
9727 (tgd_add32): Merge into...
9728 (tgd_add64): Likewise.
9729 (tgd_add<P:mode>): ...this and use Pmode throughout.
9730 (tldm_hi22): Turn into...
9731 (tldm_hi22<P:mode>): ...this and use Pmode throughout.
9732 (tldm_lo10): Turn into...
9733 (tldm_lo10<P:mode>): ...this and use Pmode throughout.
9734 (tldm_add32): Merge into...
9735 (tldm_add64): Likewise.
9736 (tldm_add<P:mode>): ...this and use Pmode throughout.
9737 (tldm_call32): Merge into...
9738 (tldm_call64): Likewise.
9739 (tldm_call<P:mode>): ...this and use Pmode throughout.
9740 (tldo_hix22): Turn into...
9741 (tldo_hix22<P:mode>): ...this and use Pmode throughout.
9742 (tldo_lox10): Turn into...
9743 (tldo_lox10<P:mode>): ...this and use Pmode throughout.
9744 (tldo_add32): Merge into...
9745 (tldo_add64): Likewise.
9746 (tldo_add<P:mode>): ...this and use Pmode throughout.
9747 (tie_hi22): Turn into...
9748 (tie_hi22<P:mode>): ...this and use Pmode throughout.
9749 (tie_lo10): Turn into...
9750 (tie_lo10<P:mode>): ...this and use Pmode throughout.
9751 (tie_ld64): Use DImode throughout.
9752 (tie_add32): Merge into...
9753 (tie_add64): Likewise.
9754 (tie_add<P:mode>): ...this and use Pmode throughout.
9755 (tle_hix22_sp32): Merge into...
9756 (tle_hix22_sp64): Likewise.
9757 (tle_hix22<P:mode>): ...this and use Pmode throughout.
9758 (tle_lox22_sp32): Merge into...
9759 (tle_lox22_sp64): Likewise.
9760 (tle_lox22<P:mode>): ...this and use Pmode throughout.
9761 (*tldo_ldub_sp32): Merge into...
9762 (*tldo_ldub_sp64): Likewise.
9763 (*tldo_ldub<P:mode>): ...this and use Pmode throughout.
9764 (*tldo_ldub1_sp32): Merge into...
9765 (*tldo_ldub1_sp64): Likewise.
9766 (*tldo_ldub1<P:mode>): ...this and use Pmode throughout.
9767 (*tldo_ldub2_sp32): Merge into...
9768 (*tldo_ldub2_sp64): Likewise.
9769 (*tldo_ldub2<P:mode>): ...this and use Pmode throughout.
9770 (*tldo_ldsb1_sp32): Merge into...
9771 (*tldo_ldsb1_sp64): Likewise.
9772 (*tldo_ldsb1<P:mode>): ...this and use Pmode throughout.
9773 (*tldo_ldsb2_sp32): Merge into...
9774 (*tldo_ldsb2_sp64): Likewise.
9775 (*tldo_ldsb2<P:mode>): ...this and use Pmode throughout.
9776 (*tldo_ldub3_sp64): Use DImode throughout.
9777 (*tldo_ldsb3_sp64): Likewise.
9778 (*tldo_lduh_sp32): Merge into...
9779 (*tldo_lduh_sp64): Likewise.
9780 (*tldo_lduh<P:mode>): ...this and use Pmode throughout.
9781 (*tldo_lduh1_sp32): Merge into...
9782 (*tldo_lduh1_sp64): Likewise.
9783 (*tldo_lduh1<P:mode>): ...this and use Pmode throughout.
9784 (*tldo_ldsh1_sp32): Merge into...
9785 (*tldo_ldsh1_sp64): Likewise.
9786 (*tldo_ldsh1<P:mode>): ...this and use Pmode throughout.
9787 (*tldo_lduh2_sp64): Use DImode throughout.
9788 (*tldo_ldsh2_sp64): Likewise.
9789 (*tldo_lduw_sp32): Merge into...
9790 (*tldo_lduw_sp64): Likewise.
9791 (*tldo_lduw<P:mode>): ...this and use Pmode throughout.
9792 (*tldo_lduw1_sp64): Use DImode throughout.
9793 (*tldo_ldsw1_sp64): Likewise.
9794 (*tldo_ldx_sp64): Likewise.
9795 (*tldo_stb_sp32): Merge into...
9796 (*tldo_stb_sp64): Likewise.
9797 (*tldo_stb<P:mode>): ...this and use Pmode throughout.
9798 (*tldo_sth_sp32): Merge into...
9799 (*tldo_sth_sp64): Likewise.
9800 (*tldo_sth<P:mode>): ...this and use Pmode throughout.
9801 (*tldo_stw_sp32): Merge into...
9802 (*tldo_stw_sp64): Likewise.
9803 (*tldo_stw<P:mode>): ...this and use Pmode throughout.
9804 (*tldo_stx_sp64): Use DImode throughout.
9806 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9808 * config/aarch64/aarch64.c (aarch64_override_options): Add case to
9809 check configure option to set BTI and Return Address Signing.
9810 * configure.ac: Add --enable-standard-branch-protection and
9811 --disable-standard-branch-protection.
9812 * configure: Regenerated.
9813 * doc/install.texi: Document the same.
9815 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9816 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9818 * config.gcc (aarch64*-*-*): Add aarch64-bti-insert.o.
9819 * config/aarch64/aarch64.h: Update comment for TRAMPOLINE_SIZE.
9820 * config/aarch64/aarch64.c (aarch64_asm_trampoline_template): Update
9822 * config/aarch64/aarch64-bti-insert.c: New file.
9823 * config/aarch64/aarch64-passes.def (INSERT_PASS_BEFORE): Insert bti
9825 * config/aarch64/aarch64-protos.h (make_pass_insert_bti): Declare the
9827 * config/aarch64/aarch64.md (unspecv): Add UNSPECV_BTI_NOARG,
9828 UNSPECV_BTI_C, UNSPECV_BTI_J and UNSPECV_BTI_JC.
9829 (bti_noarg, bti_j, bti_c, bti_jc): New define_insns.
9830 * config/aarch64/t-aarch64: Add rule for aarch64-bti-insert.o.
9832 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9834 * config/aarch64/aarch64-protos.h (aarch64_bti_enabled): Declare.
9835 * config/aarch64/aarch64.c (aarch64_handle_no_branch_protection):
9836 Disable bti for -mbranch-protection=none.
9837 (aarch64_handle_standard_branch_protection): Enable bti for
9838 -mbranch-protection=standard.
9839 (aarch64_handle_bti_protection): Enable bti for "bti" in the string to
9840 -mbranch-protection.
9841 (aarch64_bti_enabled): Check if bti is enabled.
9842 * config/aarch64/aarch64.opt: Declare target variable.
9843 * doc/invoke.texi: Add bti to the -mbranch-protection documentation.
9845 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9847 * config/aarch64/aarch64.c (aarch64_expand_prologue): Use new
9848 epilogue/prologue scratch registers EP0_REGNUM and EP1_REGNUM.
9849 (aarch64_expand_epilogue): Likewise.
9850 (aarch64_output_mi_thunk): Likewise
9851 * config/aarch64/aarch64.h (REG_CLASS_CONTENTS): Change
9852 TAILCALL_ADDR_REGS to x16 and x17.
9853 * config/aarch64/aarch64.md: Define EP0_REGNUM and EP1_REGNUM.
9855 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9857 * config/aarch64/aarch64-option-extensions.def: Define
9858 AARCH64_OPT_EXTENSION for memtag, rng, sb, ssbs and predres.
9859 * config/aarch64/aarch64.h (AARCH64_FL_RNG): New.
9860 (AARCH64_FL_MEMTAG, ARCH64_FL_SB, AARCH64_FL_SSBS): New.
9861 (AARCH64_FL_PREDRES): New.
9862 (AARCH64_FL_FOR_ARCH8_5): Add AARCH64_FL_SB, AARCH64_FL_SSBS and
9863 AARCH64_FL_PREDRES by default.
9864 * doc/invoke.texi: Document rng, memtag, sb, ssbs and predres.
9866 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9868 * config/aarch64/aarch64-arches.def: Define AARCH64_ARCH for
9870 * config/aarch64/aarch64.h (AARCH64_FL_V8_5): New.
9871 (AARCH64_FL_FOR_ARCH8_5, AARCH64_ISA_V8_5): New.
9872 * doc/invoke.texi: Document ARMv8.5-A.
9874 2019-01-09 Alejandro Martinez <alejandro.martinezvicente@arm.com>
9876 * config/aarch64/aarch64-sve.md (copysign<mode>3): New define_expand.
9877 (xorsign<mode>3): Likewise.
9879 2019-01-09 Jelinek <jakub@redhat.com>
9882 * tree.c (initializer_each_zero_or_onep) <case VECTOR_CST>: Use
9883 vector_cst_elt instead of VECTOR_CST_ENCODED_ELT.
9885 PR rtl-optimization/88331
9886 * function.c (assign_stack_local_1): Don't set dynamic_align_addr if
9887 not currently_expanding_to_rtl.
9889 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
9891 * doc/invoke.texi (-Os): Remove trailing spaces.
9892 (-finline-functions): Remove reference to -O2.
9894 2019-01-08 Jakub Jelinek <jakub@redhat.com>
9896 PR rtl-optimization/79593
9897 * config/i386/i386.md (reg = mem; mem = reg): New define_peephole2.
9899 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Delegitimize
9900 UNSPEC_FUSION_GPR to its argument. Formatting fixes.
9902 2019-01-08 Eric Botcazou <ebotcazou@adacore.com>
9905 * config/sparc/sparc.c (function_arg_slotno): Set *PPREGNO & *PPADDING
9909 * config/sparc/sparc.c (sparc_delegitimize_address): Deal with naked
9910 UNSPECs and UNSPEC_MOVE_GOTDATA specifically.
9912 2019-01-08 H.J. Lu <hongjiu.lu@intel.com>
9915 * config/i386/i386.c (ix86_avx_u128_mode_exit): Call
9916 ix86_avx_u128_mode_entry.
9918 2019-01-08 Martin Liska <mliska@suse.cz>
9920 PR tree-optimization/88753
9921 * tree-switch-conversion.c (switch_conversion::build_one_array):
9922 Come up with local variable constructor. Convert first to
9923 type of constructor values.
9925 2019-01-08 Richard Biener <rguenther@suse.de>
9927 PR tree-optimization/86554
9928 * tree-ssa-sccvn.c (eliminate_dom_walker, rpo_elim,
9929 rpo_avail): Move earlier.
9930 (visit_nary_op): When value-numbering to expressions
9931 with different overflow behavior make sure there's an
9932 available expression on the path.
9934 2019-01-08 Sam Tebbs <sam.tebbs@arm.com>
9936 * config/aarch64/aarch64.c (BRANCH_PROTECT_STR_MAX,
9937 aarch64_parse_branch_protection,
9938 struct aarch64_branch_protect_type,
9939 aarch64_handle_no_branch_protection,
9940 aarch64_handle_standard_branch_protection,
9941 aarch64_validate_mbranch_protection,
9942 aarch64_handle_pac_ret_protection,
9943 aarch64_handle_attr_branch_protection,
9944 accepted_branch_protection_string,
9945 aarch64_pac_ret_subtypes,
9946 aarch64_branch_protect_types,
9947 aarch64_handle_pac_ret_leaf): Define.
9948 (aarch64_override_options_after_change_1, aarch64_override_options):
9949 Add check for accepted_branch_protection_string.
9950 (aarch64_option_save): Save accepted_branch_protection_string.
9951 (aarch64_option_restore): Save accepted_branch_protection_string.
9952 * config/aarch64/aarch64.c (aarch64_attributes): Add branch-protection.
9953 * config/aarch64/aarch64.opt: Add mbranch-protection. Deprecate
9954 msign-return-address.
9955 * doc/invoke.texi: Add mbranch-protection.
9957 2019-01-08 Alan Modra <amodra@gmail.com>
9960 * genattrtab.c (max_attr_value, min_attr_value, or_attr_value):
9961 Delete "unknownp" parameter. Adjust callers. Handle
9962 CONST_INT, PLUS, MINUS, and MULT.
9963 (attr_value_aligned): Renamed from or_attr_value.
9964 (min_attr_value): Return INT_MIN for unhandled rtl case..
9965 (min_fn): ..and translate to INT_MAX here.
9966 (write_length_unit_log): Modify to cope without "unknown".
9967 (write_attr_value): Handle IF_THEN_ELSE.
9969 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
9971 * tree-vect-stmts.c (vectorizable_store): Don't use the dataref_offset
9972 optimization for masked stores.
9974 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
9977 * tree-vect-loop.c (get_initial_defs_for_reduction): Pass the
9978 output vector directly to duplicate_and_interleave instead of
9979 going through a temporary. Postpone insertion of ctor_seq to
9980 the end of the loop.
9982 2019-01-07 Richard Earnshaw <rearnsha@arm.com>
9985 * config/aarch64/aarch64.c (aarch64_expand_subvti): New parameter
9986 unsigned_p. Handle signed and unsigned overflow correction as
9988 * config/aarch64/aarch64-protos.h (aarch64_expand_subvti): Update
9990 * config/aarch64/aarch64.md (addv<mode>4): Use aarch64_plus_operand
9992 (add<mode>3_compareV_imm): Make this callable for expanding.
9993 (subv<GPI:mode>4): Use register_operand for operand 1. Use
9994 aarch64_plus_operand for operand 2.
9995 (subv<GPI:mode>_insn): New insn pattern.
9996 (subv<GPI:mode>_imm): Likewise.
9997 (negv<GPI:mode>3): New expand pattern.
9998 (negv<GPI:mode>_insn): New insn pattern.
9999 (negv<GPI:mode>_cmp_only): Likewise.
10000 (cmpv<GPI:mode>_insn): Likewise.
10001 (subvti4): Use register_operand for operand 1. Update call to
10002 aarch64_expand_subvti.
10003 (usubvti4): Likewise.
10004 (negvti3): New expand pattern.
10005 (negdi_carryout): New insn pattern.
10006 (negvdi_carryinV): New insn pattern.
10007 (sub<mode3>_compare1_imm): Delete named insn pattern, make anonymous
10008 version the named version.
10009 (peepholes to convert to sub<mode3>_compare1_imm): Adjust order of
10011 (usub<GPI:mode>3_carryinC, usub<GPI:mode>3_carryinC_z1): New insn
10013 (usub<GPI:mode>3_carryinC_z2, usub<GPI:mode>3_carryinC): New insn
10015 (sub<mode>3_carryinCV, sub<mode>3_carryinCV_z1_z2): Delete.
10016 (sub<mode>3_carryinCV_z1, sub<mode>3_carryinCV_z2): Delete.
10017 (sub<mode>3_carryinCV): Delete.
10018 (sub<GPI:mode>3_carryinV): New expand pattern.
10019 sub<mode>3_carryinV, sub<mode>3_carryinV_z2): New insn patterns.
10021 2019-01-07 Richard Biener <rguenther@suse.de>
10023 * tree-ssa-uncprop.c (ssa_equip_hash_traits): Remove in favor
10024 of tree_operand_hash.
10026 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10028 PR tree-optimization/88598
10029 * tree.h (single_nonzero_element): Declare.
10030 * tree.c (single_nonzero_element): New function.
10031 * match.pd: Fold certain reductions of X & CST to X[I] & CST[I]
10032 if I is the only nonzero element of CST.
10034 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10036 PR tree-optimization/88598
10037 * tree.h (initializer_each_zero_or_onep): Declare.
10038 * tree.c (initializer_each_zero_or_onep): New function.
10039 (signed_or_unsigned_type_for): Handle float types too.
10040 (unsigned_type_for, signed_type_for): Update comments accordingly.
10041 * match.pd: Fold x * { 0 or 1, 0 or 1, ...} to
10042 x & { 0 or -1, 0 or -1, ... }.
10044 2019-01-07 Jonathan Wakely <jwakely@redhat.com>
10046 * doc/install.texi: Replace references to x86_64-unknown-linux-gnu
10047 with x86_64-pc-linux-gnu.
10049 2019-01-07 Tom de Vries <tdevries@suse.de>
10052 * config/nvptx/nvptx.c (has_vector_partitionable_routine_calls_p): New
10054 (nvptx_goacc_validate_dims): Force vl32 if calling vector-partitionable
10057 2019-01-07 Jakub Jelinek <jakub@redhat.com>
10059 * config/i386/sse.md (vec_extract<mode><ssehalfvecmodelower>): Use
10060 V_256_512 iterator instead of V_512 and TARGET_AVX instead of
10061 TARGET_AVX512F as condition.
10064 * dwarf2out.c (const_ok_for_output_1): Remove redundant call to
10065 const_not_ok_for_debug_p target hook.
10066 (mem_loc_descriptor) <case UNSPEC>: Only call const_ok_for_output_1
10067 on UNSPEC and subexpressions thereof if all subexpressions of the
10068 UNSPEC are CONSTANT_P.
10070 PR tree-optimization/88676
10071 * tree-ssa-phiopt.c (two_value_replacement): New function.
10072 (tree_ssa_phiopt_worker): Call it.
10075 * cfgexpand.c (expand_stack_vars): Only align prev_offset to
10076 ASAN_MIN_RED_ZONE_SIZE, not to maximum of that and alignb.
10079 * tree-vect-generic.c: Include insn-config.h and recog.h.
10080 (expand_vector_piecewise): Add defaulted ret_type argument,
10081 if non-NULL, use that in preference to type for the result type.
10082 (expand_vector_parallel): Formatting fix.
10083 (do_vec_conversion, do_vec_narrowing_conversion,
10084 expand_vector_conversion): New functions.
10085 (expand_vector_operations_1): Call expand_vector_conversion
10086 for VEC_CONVERT ifn calls.
10087 * internal-fn.def (VEC_CONVERT): New internal function.
10088 * internal-fn.c (expand_VEC_CONVERT): New function.
10089 * fold-const-call.c (fold_const_vec_convert): New function.
10090 (fold_const_call): Use it for CFN_VEC_CONVERT.
10091 * doc/extend.texi (__builtin_convertvector): Document.
10093 2019-01-07 Tom de Vries <tdevries@suse.de>
10095 * config/nvptx/nvptx-protos.h (nvptx_output_red_partition): Declare.
10096 * config/nvptx/nvptx.c (vector_red_size, vector_red_align,
10097 vector_red_partition, vector_red_sym): New global variables.
10098 (nvptx_option_override): Initialize vector_red_sym.
10099 (nvptx_declare_function_name): Restore red_partition register.
10100 (nvptx_file_end): Emit code to declare the vector reduction variables.
10101 (nvptx_output_red_partition): New function.
10102 (nvptx_expand_shared_addr): Add vector argument. Use it to handle
10103 large vector reductions.
10104 (enum nvptx_builtins): Add NVPTX_BUILTIN_VECTOR_ADDR.
10105 (nvptx_init_builtins): Add VECTOR_ADDR.
10106 (nvptx_expand_builtin): Update call to nvptx_expand_shared_addr.
10107 Handle nvptx_expand_shared_addr.
10108 (nvptx_get_shared_red_addr): Add vector argument and handle large
10110 (nvptx_goacc_reduction_setup): Add offload_attrs argument and handle
10112 (nvptx_goacc_reduction_init): Likewise.
10113 (nvptx_goacc_reduction_fini): Likewise.
10114 (nvptx_goacc_reduction_teardown): Likewise.
10115 (nvptx_goacc_reduction): Update calls to nvptx_goacc_reduction_{setup,
10116 init,fini,teardown}.
10117 (nvptx_init_axis_predicate): Initialize vector_red_partition.
10118 (nvptx_set_current_function): Init vector_red_partition.
10119 * config/nvptx/nvptx.md (UNSPECV_RED_PART): New unspecv.
10120 (nvptx_red_partition): New insn.
10121 * config/nvptx/nvptx.h (struct machine_function): Add red_partition.
10123 2019-01-07 Tom de Vries <tdevries@suse.de>
10126 * config/nvptx/nvptx.c (nvptx_process_pars): Don't emit barriers for
10129 2019-01-07 Tom de Vries <tdevries@suse.de>
10131 * config/nvptx/nvptx.c (oacc_bcast_partition): Declare.
10132 (nvptx_option_override): Init oacc_bcast_partition.
10133 (nvptx_init_oacc_workers): New function.
10134 (nvptx_declare_function_name): Call nvptx_init_oacc_workers.
10135 (nvptx_needs_shared_bcast): New function.
10136 (nvptx_find_par): Generalize to enable vectors to use shared-memory
10137 to propagate state.
10138 (nvptx_shared_propagate): Initialize vector bcast partition and
10139 synchronization state.
10140 (nvptx_single): Generalize to enable vectors to use shared-memory
10141 to propagate state.
10142 (nvptx_process_pars): Likewise.
10143 (nvptx_set_current_function): Initialize oacc_broadcast_partition.
10144 * config/nvptx/nvptx.h (struct machine_function): Add
10145 bcast_partition and sync_bar members.
10147 2019-01-07 Tom de Vries <tdevries@suse.de>
10149 * config/nvptx/nvptx.c (nvptx_welformed_vector_length_p)
10150 (nvptx_apply_dim_limits): New function.
10151 (nvptx_goacc_validate_dims_1): Allow PTX_MAX_VECTOR_LENGTH larger than
10154 2019-01-07 Tom de Vries <tdevries@suse.de>
10156 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Move warnings to
10157 as late as possible.
10159 2019-01-07 Tom de Vries <tdevries@suse.de>
10161 * config/nvptx/nvptx.c (PTX_VECTOR_LENGTH): Remove.
10162 (PTX_DEFAULT_VECTOR_LENGTH, PTX_MAX_VECTOR_LENGTH): Define.
10163 (nvptx_goacc_validate_dims_1, nvptx_dim_limit)
10164 (nvptx_goacc_reduction_fini): Use PTX_DEFAULT_VECTOR_LENGTH,
10165 PTX_MAX_VECTOR_LENGTH and PTX_WARP_SIZE instead of PTX_VECTOR_LENGTH.
10167 2019-01-07 Tom de Vries <tdevries@suse.de>
10169 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Add asserts.
10171 2019-01-07 Tom de Vries <tdevries@suse.de>
10173 * omp-offload.c (oacc_get_min_dim): New function.
10174 * omp-offload.h (oacc_get_min_dim): Declare.
10176 2018-12-26 Mateusz B <mateuszb@poczta.onet.pl>
10179 * config/i386/i386.c (function_value_ms_64): Return small sturct in
10180 AX_REG and float/double in FIRST_SSE_REG for 4 or 8 byte modes.
10182 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10186 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
10188 * ipa-inline.c (edge_badness): Use inlined_time instead of
10189 inline_summaries->get.
10191 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10193 * opts.c (enable_fdo_optimizations): Enable
10194 version-loops-for-strides, loop-interchange, unrol-and-jam
10195 and tree-loop-distribution.
10196 * invoke.texi: Document newly enabled options.
10198 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10200 * doc/invoke.texi (max-inline-insns-small): New parameters.
10201 * ipa-inline.c (want_early_inline_function_p): simplify.
10202 (want_inline_small_function_p): Fix pasto from previous patch;
10203 use max-inline-insns-small bound.
10204 * params.def (max-inline-insns-small): New param.
10205 * ipa-fnsummary.c (analyze_function_body): Initialize time/size
10206 variables correctly.
10208 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10210 * doc/invoke.texi: Document max-inline-insns-size,
10211 uninlined-function-insns, uninlined-function-time,
10212 uninlined-thunk-insns and uninlined-thunk-time.
10213 * params.def: Add max-inline-insns-size,
10214 uninlined-function-insns, uninlined-function-time,
10215 uninlined-thunk-insns and uninlined-thunk-time.
10216 * ipa-fnsummary.c (compute_fn_summary, analyze_function_body): Use
10218 * ipa-inline.c (can_inline_edge_by_limits_p,
10219 want_inline_small_function_p): Use new parameters.
10221 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10223 * ipa-fnsummary.c (analyze_function_body): Fix accounting of time.
10225 2019-01-05 Jakub Jelinek <jakub@redhat.com>
10227 PR middle-end/82564
10229 * expr.c (expand_assignment): For calls returning VLA structures
10230 if to_rtx is not a MEM, force it into a stack temporary.
10233 * dwarf2out.c (const_ok_for_output_1): Reject MINUS that contains
10234 SYMBOL_REF, CODE_LABEL or UNSPEC in subexpressions of second argument.
10235 Reject PLUS that contains SYMBOL_REF, CODE_LABEL or UNSPEC in
10236 subexpressions of both operands.
10237 (mem_loc_descriptor): Handle UNSPEC if target hook acks it and all the
10238 subrtxes are CONSTANT_P.
10239 * config/i386/i386.c (ix86_const_not_ok_for_debug_p): Revert
10240 2018-11-09 changes.
10242 2019-01-04 Jan Hubicka <hubicka@ucw.cz>
10244 * params.def (hot-bb-count-ws-permille): Set to 990.
10246 2019-01-04 Martin Sebor <msebor@redhat.com>
10249 * attribs.c (decls_mismatched_attributes): Avoid warning for attribute
10252 2019-01-04 Martin Sebor <msebor@redhat.com>
10255 * doc/extend.texi (attribute alloc_align, alloc_size): Update.
10257 2019-01-04 Jakub Jelinek <jakub@redhat.com>
10259 * gdbinit.in: Turn off pagination for the skip commands, restore
10260 it to previous state afterwards.
10262 2019-01-04 Jakub Jelinek <jakub@redhat.com>
10265 * config/i386/i386.c (ix86_expand_divmod_libfunc): Use mode instead
10266 of GET_MODE (opN) as modes of the libcall arguments.
10268 2019-01-04 Jan Beulich <jbeulich@suse.com>
10270 * config/i386/sse.md
10271 (<avx512>_cmp<mode>3<mask_scalar_merge_name><round_saeonly_name>,
10272 <avx512>_cmp<mode>3<mask_scalar_merge_name>,
10273 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
10274 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
10275 avx512f_vmcmp<mode>3<round_saeonly_name>,
10276 avx512f_vmcmp<mode>3_mask<round_saeonly_name>,
10277 avx512f_maskcmp<mode>3,
10278 <avx512>_cvt<ssemodesuffix>2mask<mode>,
10279 <avx512>_cvt<ssemodesuffix>2mask<mode>,
10280 *<avx512>_cvtmask2<ssemodesuffix><mode>,
10281 *<avx512>_cvtmask2<ssemodesuffix><mode>,
10282 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
10283 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
10284 <avx512>_gt<mode>3<mask_scalar_merge_name>,
10285 <avx512>_gt<mode>3<mask_scalar_merge_name>,
10286 <avx512>_testm<mode>3<mask_scalar_merge_name>,
10287 <avx512>_testnm<mode>3<mask_scalar_merge_name>,
10288 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext,
10289 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext_mask,
10290 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext,
10291 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext_mask,
10292 avx512cd_maskb_vec_dup<mode>,
10293 avx512cd_maskw_vec_dup<mode>,
10294 avx512dq_fpclass<mode><mask_scalar_merge_name>,
10295 avx512dq_vmfpclass<mode>,
10296 avx512vl_vpshufbitqmb<mode><mask_scalar_merge_name>): Use =k
10299 2019-01-03 Martin Sebor <msebor@redhat.com>
10301 PR tree-optimization/88659
10302 * calls.c (maybe_warn_nonstring_arg): Avoid assuming maxlen is set.
10304 2019-01-03 Aaron Sawdey <acsawdey@linux.ibm.com>
10306 * config/rs6000/rs6000-string.c (expand_block_move): Don't use
10307 unaligned vsx and avoid lxvd2x/stxvd2x.
10308 (gen_lvx_v4si_move): New function.
10310 2019-01-03 Tom de Vries <tdevries@suse.de>
10312 * config/nvptx/nvptx.c (MACH_VECTOR_LENGTH, MACH_MAX_WORKERS): Define.
10313 (init_axis_dim, nvptx_mach_max_workers, nvptx_mach_vector_length): New
10315 * config/nvptx/nvptx.h (struct machine_function): Add axis_dims.
10317 2019-01-03 Tom de Vries <tdevries@suse.de>
10319 * config/nvptx/nvptx.c (struct offload_attrs): New.
10320 (populate_offload_attrs): New function. Factor mask extraction out of
10321 nvptx_reorg. Add extraction of dimensions.
10322 (nvptx_reorg): Use populate_offload_attrs.
10324 2019-01-03 Tom de Vries <tdevries@suse.de>
10326 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add early-out
10327 cases for oacc_min_dims_p and routine_p. Add asserts for
10328 oacc_default_dims_p and offload_region_p.
10330 2019-01-03 Tom de Vries <tdevries@suse.de>
10332 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): New function,
10333 factored out of ...
10334 (nvptx_goacc_validate_dims): ... here.
10336 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
10338 PR tree-optimization/85574
10339 * tree-ssa-uncprop.c (struct equiv_hash_elt): Remove unused
10341 (struct ssa_equip_hash_traits): Declare.
10342 (val_ssa_equiv): Use custom hash traits using operand_equal_p.
10344 2019-01-03 Jakub Jelinek <jakub@redhat.com>
10347 * dwarf2out.c (modified_type_die): If type is equal to sizetype,
10348 change it to qualified_type.
10350 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
10352 * ipa-utils.c (scale_ipa_profile_for_fn): Break out from ...
10353 (ipa_merge_profiles): ... here; do not ICE on thunks and aliases.
10355 2019-01-02 Martin Sebor <msebor@redhat.com>
10356 Jeff Law <law@redhat.com>
10358 * gimple-fold.c (strlen_range_kind): Remove SRK_LENRANGE_2.
10359 (get_range_strlen_tree): Update appropriately.
10361 * gimple-fold.h (get_range_strlen): Drop unused last argument.
10363 * gimple-fold.c (gimple_fold_builtin_strlen): Use set_strlen_range
10364 rather than set_range_info.
10365 * tree-ssa-strlen.c (set_strlen_range): Extracted from
10366 maybe_set_strlen_range. Handle potentially boundary crossing
10367 cases more conservatively.
10368 (maybe_set_strlen_range): Parts refactored into set_strlen_range.
10369 Call set_strlen_range.
10370 * tree-ssa-strlen.h (set_strlen_range): Add prototype.
10372 PR middle-end/88663
10373 * gimple-fold.c (get_range_strlen): Update prototype to no longer
10374 need the flexp argument.
10375 (get_range_strlen_tree): Drop flexp argument. Drop flexp argument
10376 from calls to get_range_strlen. Update comments. Just update
10377 VAL for an unterminated const char array and let the reset of the
10378 code handle it normally. No longer try to set *flexp. Adjust
10380 (get_range_strlen): Update for the new get_range_strlen API.
10381 (get_maxval_strlen): Similarly.
10382 (gimple_fold_builtin_strlen): Handle update meaning of return value
10383 from get_range_strlen.
10384 * gimple-ssa-sprintf.c (get_string_length): Update for the new
10385 get_range_strlen API.
10387 2019-01-02 Jan Hubicka <hubicka@ucw.cz>
10390 * varpool.c (varpool_node::ctor_useable_for_folding_p): Also return
10391 false at WPA time when body was removed.
10393 2019-01-02 Martin Liska <mliska@suse.cz>
10395 PR tree-optimization/88650
10396 * predict.c (set_even_probabilities): Calculate probability
10397 remainer only when really used.
10399 2019-01-02 Richard Biener <rguenther@suse.de>
10401 PR middle-end/88651
10402 * tree-data-ref.c (analyze_subscript_affine_affine): Use
10403 widest_ints when mangling max_stmt_execution results.
10405 2019-01-02 Richard Biener <rguenther@suse.de>
10407 PR tree-optimization/88621
10408 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Fix pastos, avoid
10409 bitfields when canoncalizing.
10411 2019-01-02 Richard Biener <rguenther@suse.de>
10414 * config/i386/x86-tune-costs.h (intel_cost): Adjust
10415 cost of cheap SSE instruction.
10417 2019-01-02 Richard Biener <rguenther@suse.de>
10420 * ipa-icf.h (sem_item_optimizer::sort_congruence_split): Declare.
10421 * ipa-icf.c (sem_item_optimizer::sort_congruence_split): New
10423 (sem_item_optimizer::do_congruence_step_f): Sort the congruence
10424 set after UIDs before splitting them.
10426 2019-01-01 Martin Sebor <msebor@redhat.com>
10427 Jeff Law <law@redhat.com>
10429 * gimple-fold.c (get_range_strlen_tree): Record if the computed
10430 length is optimistic. If it is, then arrange to compute the
10431 conservative length as well.
10433 * gimple-fold.h (get_range_strlen): Update prototype.
10434 * builtins.c (check_access): Update call to get_range_strlen to use
10435 c_strlen_data pointer. Change various variable accesses to instead
10436 pull data from the c_strlen_data structure.
10437 (check_strncat_sizes, expand_builtin_strncat): Likewise.
10438 * calls.c (maybe_warn_nonstring_arg): Likewise.
10439 * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Likewise. Reset
10440 minimum length if maximum lengh is unknown.
10441 * gimple-ssa-sprintf.c (get_string_length): Likewise. Drop code
10442 that used c_strlen, it's no longer needed. Restructure slightly.
10443 (format_string): Set unlikely range appropriately.
10444 * gimple-fold.c (get_range_strlen): Update comments. Fix minor
10446 (get_range_strlen): Accept c_strlen_data pointer for external
10447 call sites as well. Pass through to call to internal get_range_strlen.
10448 Adjust minlen, maxlen and maxbound as needed.
10449 (get_maxval_strlen): Update comments.
10450 (gimple_fold_builtin_strlen): Update call to get_range_strlen
10451 to use c_strlen_data pointer. Change variable accesses to instead
10452 use c_strlen_data data members.
10454 * gimple-fold.c (get_range_strlen): Update prototype.
10455 (get_range_strlen_tree): Update prototype. Drop minlen/maxlen
10456 local variables. Use pdata to return information to caller.
10457 Update calls to get_range_strlen. Update pdata->maxbound.
10458 (get_range_strlen -- static version): Similarly.
10459 (get_range_strlen -- extern version): Update for internal
10460 get_range_strlen API change. Convert to external data format.
10461 (get_maxval_strlen): Similarly.
10463 2019-01-01 Jan Hubicka <hubicka@ucw.cz>
10465 * coverage.c (get_coverage_counts): Use current_function_decl.
10466 * profile.c (read_thunk_profile): New function.
10467 (branch_prob): Add THUNK parameter.
10468 * tree-profile.c (tree_profiling): Handle thunks.
10469 * value-prof.c (init_node_map): Handle thunks.
10470 * value-prof.h (branch_prob): Upate prototype.
10471 (read_thunk_profile): Declare.
10473 2019-01-01 Jakub Jelinek <jakub@redhat.com>
10475 Update copyright years.
10477 * gcc.c (process_command): Update copyright notice dates.
10478 * gcov-dump.c (print_version): Ditto.
10479 * gcov.c (print_version): Ditto.
10480 * gcov-tool.c (print_version): Ditto.
10481 * gengtype.c (create_file): Ditto.
10482 * doc/cpp.texi: Bump @copying's copyright year.
10483 * doc/cppinternals.texi: Ditto.
10484 * doc/gcc.texi: Ditto.
10485 * doc/gccint.texi: Ditto.
10486 * doc/gcov.texi: Ditto.
10487 * doc/install.texi: Ditto.
10488 * doc/invoke.texi: Ditto.
10490 Copyright (C) 2019 Free Software Foundation, Inc.
10492 Copying and distribution of this file, with or without modification,
10493 are permitted in any medium without royalty provided the copyright
10494 notice and this notice are preserved.