1 2019-06-06 Martin Jambor <mjambor@suse.cz>
3 * tree-sra.c (build_reconstructed_reference): Drop the alignment
6 2019-06-06 Martin Jambor <mjambor@suse.cz>
8 * tree-sra.c (struct access): New field grp_same_access_path.
9 (dump_access): Dump it.
10 (build_reconstructed_reference): New function.
11 (build_ref_for_model): Use it if possible.
12 (path_comparable_for_same_access): New function.
13 (same_access_path_p): Likewise.
14 (sort_and_splice_var_accesses): Set the new flag.
15 (analyze_access_subtree): Likewise.
16 (propagate_subaccesses_across_link): Propagate zero value of the new
17 flag down the access tree.
19 2019-06-06 Andrew Stubbs <ams@codesourcery.com>
21 * config.gcc (amdgcn-*-*): Allow --with-arch=gfx906.
22 * config/gcn/gcn.opt (gpu_type): Add gfx906.
23 * config/gcn/t-gcn-hsa (MULTILIB_OPTIONS): Add gfx906 multilib.
24 (MULTILIB_DIRNAMES): Rename gcn5 to gfx900.
27 2019-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
29 PR tree-optimization/90332
30 * config/aarch64/aarch64.c (aarch64_expand_vector_init):
31 Handle VALS containing two vectors.
32 * config/aarch64/aarch64-simd.md (*aarch64_combinez<mode>): Rename
34 (@aarch64_combinez<mode>): ... This.
35 (*aarch64_combinez_be<mode>): Rename to...
36 (@aarch64_combinez_be<mode>): ... This.
37 (vec_init<mode><Vhalf>): New define_expand.
38 * config/aarch64/iterators.md (Vhalf): Handle V8HF.
40 2019-06-06 Jozef Lawrynowicz <jozef.l@mittosystems.com>
42 * config/msp430/msp430.md (ashlhi3): Use the const_variant of shift
43 library functions only when not optimizing for size.
50 2019-06-06 Andreas Krebbel <krebbel@linux.ibm.com>
52 PR rtl-optimization/88751
53 * ira.c (ira): Use the number of the actually referenced registers
54 when calculating the threshold.
56 2019-06-06 Jakub Jelinek <jakub@redhat.com>
58 * configure: Regenerate.
60 2019-06-06 Jozef Lawrynowicz <jozef.l@mittosystems.com>
62 * config/msp430/msp430.md (ashlhi3): Force shift src operand into a
63 register if it is in memory, so the shift can be emulated with a rotate
68 2019-06-06 Martin Liska <mliska@suse.cz>
70 PR tree-optimization/87954
71 * match.pd: Simplify mult where both arguments are 0 or 1.
73 2019-06-06 Richard Biener <rguenther@suse.de>
75 * vr-values.c (vr_values::extract_range_from_ssa_name): Do not
76 put equivalences on UNDEFINED ranges.
77 * gimple-ssa-evrp.c (evrp_dom_walker::before_dom_children):
78 Make sure to drop defs of stmts added during simplification
81 2019-06-06 Richard Biener <rguenther@suse.de>
83 * tree-ssa-structalias.c: Include tree-cfg.h.
84 (make_heapvar): Do not make heap vars artificial.
85 (find_func_aliases_for_builtin_call): Handle stack allocation
87 (find_func_aliases): Delay processing of simple enough returns
89 (set_uids_in_ptset): Adjust.
90 (find_what_var_points_to): Likewise.
91 (solve_constraints): Do not dump points-to sets here.
92 (compute_points_to_sets): Post-process return statements,
93 amending the escaped solution. Dump points-to sets afterwards.
94 (ipa_pta_execute): Dump points-to sets.
96 2019-06-06 Martin Liska <mliska@suse.cz>
99 * doc/install.texi: Fix HTML headers and
100 titles for 'Installing GCC' pages.
102 2019-06-06 Martin Liska <mliska@suse.cz>
104 * ipa-icf-gimple.h (dump_message_1): Remove.
105 (dump_message): Likewise.
106 (return_false_with_message_1): Print also file.
107 (return_false_with_msg): Likewise.
108 (return_with_result): Likewise.
109 (return_with_debug): Likewise.
110 * ipa-icf.c (sem_function::equals_private): Remove call
113 2019-06-05 Hongtao Liu <hongtao.liu@intel.com>
115 * config/i386/sse.md (define_mode_suffix vecmemsuffix): New.
116 (define_insn "avx512dq_fpclass<mode><mask_scalar_merge_name>"): Enable
117 memory operand for it.
118 (define_insn "avx512dq_vmfpclass<mode><mask_scalar_merge_name>"): Ditto.
120 2019-06-05 Martin Sebor <msebor@redhat.com>
122 * config/i386/i386-features.c (ix86_get_function_versions_dispatcher):
123 Adjust quoting and hyphenation.
124 * convert.c (convert_to_real_1): Same.
125 * gcc.c (driver_wrong_lang_callback): Same.
126 (driver::handle_unrecognized_options): Same.
127 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Same.
128 * opts-common.c (cmdline_handle_error): Same.
129 (read_cmdline_option): Same.
130 * opts-global.c (complain_wrong_lang): Same.
131 (print_ignored_options): Same.
132 (handle_common_deferred_options): Same.
133 * pretty-print.h: Same.
134 * print-rtl.c (debug_bb_n_slim): Same.
135 * sched-rgn.c (make_pass_sched_fusion): Same.
136 * tree-cfg.c (verify_gimple_assign_unary): Same.
137 (verify_gimple_label): Same.
138 * tree-ssa-operands.c (verify_ssa_operands): Same.
139 * varasm.c (do_assemble_alias): Same.
140 (assemble_alias): Same.
142 2019-06-05 Richard Henderson <rth@twiddle.net>
144 * config/alpha/alpha.c (direct_return): Move down after
145 struct machine_function definition; use saved frame_size;
147 (struct machine_function): Add sa_mask, sa_size, frame_size.
148 (alpha_sa_mask, alpha_sa_size, compute_frame_size): Merge into ...
149 (alpha_compute_frame_layout): ... new function.
150 (TARGET_COMPUTE_FRAME_LAYOUT): New.
151 (alpha_initial_elimination_offset): Use saved sa_size.
152 (alpha_vms_initial_elimination_offset): Likewise.
153 (alpha_vms_can_eliminate): Remove alpha_sa_size call.
154 (alpha_expand_prologue): Use saved frame data. Merge integer
155 and fp register save loops.
156 (alpha_expand_epilogue): Likewise.
157 (alpha_start_function): Use saved frame data.
158 * config/alpha/alpha-protos.h (direct_return): Update.
159 (alpha_sa_size): Remove.
161 2019-06-05 Eric Botcazou <ebotcazou@adacore.com>
163 * fold-const.c (extract_muldiv_1) <PLUS_EXPR>: Do not distribute a
164 multiplication by a power-of-two value.
165 (fold_plusminus_mult_expr): Use pow2p_hwi to spot a power-of-two value
166 and turn the modulo operation into a masking operation.
168 2019-06-05 Jakub Jelinek <jakub@redhat.com>
171 * var-tracking.c (vt_expand_loc_callback): Don't create raw subregs
172 with VOIDmode inner operands.
174 2019-06-05 Richard Biener <rguenther@suse.de>
177 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
178 turn an expression graph into a tree.
180 2019-06-05 Jakub Jelinek <jakub@redhat.com>
182 * omp-expand.c (struct omp_region): Add has_lastprivate_conditional
184 (expand_parallel_call): If region->inner->has_lastprivate_conditional,
185 treat it like explicit monotonic schedule modifier.
186 (expand_omp_for): Initialize has_lastprivate_conditional.
187 If fd.lastprivate_conditional != 0, treat it like explicit monotonic
190 * omp-low.c (lower_rec_input_clauses): For lastprivate conditional
191 references, lookup in in hash map MEM_REF operand instead of the
193 (lower_omp_1): When looking for lastprivate conditional assignments,
194 handle MEM_REFs with REFERENCE_TYPE operands.
196 * omp-low.c (lower_rec_input_clauses): Force max_vf if is_simd and
197 on privatization clauses OMP_CLAUSE_DECL is privatized by reference
198 and references a VLA. Handle references to non-VLAs if is_simd
199 all privatization clauses like reductions.
200 (lower_rec_input_clauses) <case do_private, case do_firstprivate>:
201 If omp_is_reference, use always omp simd arrays and set
202 DECL_VALUE_EXPR in that case, if lower_rec_simd_input_clauses
203 fails, emit reference initialization.
205 2019-06-05 Hongtao Liu <hongtao.liu@intel.com>
208 * config/i386/avx512dqintrin.h (_mm_mask_fpclass_ss_mask,
209 _mm_mask_fpclass_sd_mask): New intrinsics.
210 (_mm_fpclass_ss_mask, _mm_fpclass_sd_mask): Modified, use new builtins.
211 * config/i386/i386-builtin.def
212 (__builtin_ia32_fpclassss_mask, __builtin_ia32_fpclasssd_mask):
214 (__builtin_ia32_fpclassss, __builtin_ia32_fpclasssd): Deleted.
215 * config/i386/i386-builtin-types.def (DEF_FUNCTION_TYPE (QI, V2DF, INT),
216 DEF_FUNCTION_TYPE (QI, V4SF, INT)): Deleted.
217 * config/i386/i386-expand.c (case QI_FTYPE_V4SF_INT,
218 case QI_FTYPE_V2SF_INT): Ditto.
220 (define_insn "avx512dq_vmfpclass<mode><mask_scalar_merge_name>):
221 Extended to insnstructions with mask operands.
223 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
225 * config/rs6000/constraints.md (define_register_constraint "wp"):
227 (define_register_constraint "wq"): Delete.
228 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
229 (rs6000_init_hard_regno_mode_ok): Adjust.
230 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
231 RS6000_CONSTRAINT_wp and RS6000_CONSTRAINT_wq.
232 * config/rs6000/vsx.md (define_mode_attr VSr3): Delete.
233 (define_mode_attr VSa): Delete.
234 (define_mode_attr VSisa): New.
235 (rest of file): Adjust.
236 * doc/md.texi (Machine Constraints): Adjust.
238 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
240 * config/rs6000/rs6000.md (define_attr "isa"): Add p9kf and p9tf.
241 (define_attr "enabled"): Handle those new isa values.
243 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
245 * config/rs6000/vsx.md (define_mode_attr VSr4): Delete.
246 (define_mode_attr VSr5): Delete.
247 (define_mode_attr VStype_sqrt): Delete.
248 (define_mode_iterator VSX_SPDP): Delete.
249 (define_mode_attr VS_spdp_res): Delete.
250 (define_mode_attr VS_spdp_insn): Delete.
251 (define_mode_attr VS_spdp_type): Delete.
252 (*vsx_sqrt<mode>2): Adjust.
253 (vsx_<VS_spdp_insn>): Delete, split to...
254 (vsx_xscvdpsp): ... this. New. And...
255 (vsx_xvcvspdp): ... this. New. And...
256 (vsx_xvcvdpsp): ... this. New.
258 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
260 * config/rs6000/rs6000.md (define_mode_attr sd): Add values for V4SF
262 * config/rs6000/vsx.md (define_mode_attr VSs): Delete.
263 (rest of file): Adjust.
265 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
267 * config/rs6000/vsx.md (vsx_<VS_spdp_insn>): Use wa instead of <VSa>.
268 (vsx_extract_<mode>_var): Ditto.
270 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
272 * config/rs6000/vsx.md: Replace all <VSa> that are used with VSX_TI
275 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
277 * config/rs6000/constraints.md (define_register_constraint "ww"):
279 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
280 (rs6000_init_hard_regno_mode_ok): Adjust.
281 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
282 RS6000_CONSTRAINT_ww.
283 * config/rs6000/rs6000.md: Adjust.
284 * config/rs6000/vsx.md: Adjust.
285 * doc/md.texi (Machine Constraints): Adjust.
287 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
289 * config/rs6000/rs6000.md (SFDF, SFDF2): Adjust comments.
290 (define_mode_attr sd): New.
291 (define_mode_attr s): New.
292 (define_mode_attr Ftrad): Delete.
293 (define_mode_attr Fvsx): Delete.
294 (define_mode_attr Fs): Delete.
295 (rest of file): Use the new mode attributes.
296 * config.rs6000/vsx.md: Use the new mode attributes.
298 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
300 * config/rs6000/vsx.md: Replace all <VSa> that are used with VSX_W
303 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
305 * config/rs6000/vsx.md (define_mode_attr VSr2): Delete.
306 (rest of file): Replace all <VSa>, <VSr>, <VSr2>, and <VSr3> that are
307 used with VSX_B, VSX_D, or VSX_F, with just "wa".
309 2019-06-04 Bill Schmidt <wschmidt@linux.ibm.com>
312 * config/rs6000/altivec.h: Don't #define vector, pixel, bool for
313 C++ with strict ANSI requirements.
315 2019-06-04 Marc Glisse <marc.glisse@inria.fr>
317 * tree-ssa-loop-niter.c (number_of_iterations_ne): Skip
318 computations when step is 1.
320 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
322 * config/rs6000/constraints.md (define_register_constraint "wf"):
324 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
325 (rs6000_init_hard_regno_mode_ok): Adjust.
326 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
327 RS6000_CONSTRAINT_wf.
328 * config/rs6000/rs6000.md: Adjust.
329 * config/rs6000/vsx.md: Adjust.
330 * doc/md.texi (Machine Constraints): Adjust.
332 2019-06-04 Andrew Pinski <apinski@marvell.com>
334 * config/aarch64/aarch64.c (aarch64_asan_shadow_offset):
337 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
339 * config/rs6000/constraints.md (define_register_constraint "wd"):
341 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
342 (rs6000_init_hard_regno_mode_ok): Adjust.
343 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
344 RS6000_CONSTRAINT_wd.
345 * config/rs6000/rs6000.md: Adjust.
346 * config/rs6000/vsx.md: Adjust.
347 * doc/md.texi (Machine Constraints): Adjust.
349 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
351 * config/rs6000/rs6000.md (define_mode_attr Fv2): Delete.
352 (rest of file): Adjust.
354 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
356 * config/rs6000/vsx.md (define_mode_attr VS_64reg): Delete.
357 (*vsx_extract_<P:mode>_<VSX_D:mode>_load): Adjust.
358 (vsx_splat_<mode>_reg): Adjust.
360 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
362 * config/rs6000/constraints.md (define_register_constraint "ws"):
364 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
365 (rs6000_init_hard_regno_mode_ok): Adjust.
366 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
367 RS6000_CONSTRAINT_ws.
368 * config/rs6000/rs6000.md: Adjust.
369 * config/rs6000/vsx.md: Adjust.
370 * doc/md.texi (Machine Constraints): Adjust.
372 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
374 * config/rs6000/constraints.md (define_register_constraint "wv"):
376 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
377 (rs6000_init_hard_regno_mode_ok): Adjust.
378 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
379 RS6000_CONSTRAINT_wv.
380 * config/rs6000/rs6000.md: Adjust.
381 * config/rs6000/vsx.md: Adjust.
382 * doc/md.texi (Machine Constraints): Adjust.
384 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
386 * config/rs6000/constraints.md (define_register_constraint "wi"):
388 (define_register_constraint "wt"): Delete.
389 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
390 (rs6000_init_hard_regno_mode_ok): Adjust.
391 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
392 RS6000_CONSTRAINT_wi and RS6000_CONSTRAINT_wt.
393 * config/rs6000/rs6000.md: Adjust.
394 * config/rs6000/vsx.md: Adjust.
395 * doc/md.texi (Machine Constraints): Adjust.
397 2019-06-04 Szabolcs Nagy <szabolcs.nagy@arm.com>
399 * config/aarch64/aarch64-protos.h (aarch64_asm_output_external): Remove
401 * config/aarch64/aarch64.c (aarch64_asm_output_external): Call
402 default_elf_asm_output_external.
404 2019-06-04 Martin Liska <mliska@suse.cz>
406 * ipa-icf.c (INCLUDE_LIST): Remove.
407 (sem_item_optimizer::execute): Remove call to init_wpa.
408 * ipa-icf.h (init_wpa): Remove.
410 2019-06-04 Jakub Jelinek <jakub@redhat.com>
412 * gimplify.c (gimplify_scan_omp_clauses): Don't sorry_at on lastprivate
413 conditional on combined for simd.
414 * omp-low.c (struct omp_context): Add combined_into_simd_safelen0
416 (lower_rec_input_clauses): For gimple_omp_for_combined_into_p max_vf 1
417 constructs, don't remove lastprivate_conditional_map, but instead set
418 ctx->combined_into_simd_safelen0 and adjust hash_map, so that it points
419 to parent construct temporaries.
420 (lower_lastprivate_clauses): Handle ctx->combined_into_simd_safelen0
421 like !ctx->lastprivate_conditional_map.
422 (lower_omp_1) <case GIMPLE_ASSIGN>: If up->combined_into_simd_safelen0,
423 use up->outer context instead of up.
424 * omp-expand.c (expand_omp_for_generic): Perform cond_var bump even if
425 gimple_omp_for_combined_p.
426 (expand_omp_for_static_nochunk): Likewise.
427 (expand_omp_for_static_chunk): Add forgotten cond_var bump that was
428 probably moved over into expand_omp_for_generic rather than being copied
431 2019-06-04 Martin Liska <mliska@suse.cz>
433 * value-prof.c (dump_histogram_value): Fix typo.
434 (gimple_mod_subtract_transform): Likewise.
436 2019-06-04 Richard Biener <rguenther@suse.de>
439 * tree-chrec.c (chrec_contains_symbols): Add to visited.
440 (tree_contains_chrecs): Likewise.
441 (chrec_contains_symbols_defined_in_loop): Move here and avoid
442 exponential behaivor from ...
443 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
445 (expression_expensive_p): Avoid exponential behavior and compute
446 expanded size, rejecting any expansion.
447 * tree-ssa-loop-ivopts.c (abnormal_ssa_name_p): Remove.
448 (idx_contains_abnormal_ssa_name_p): Likewise.
449 (contains_abnormal_ssa_name_p_1): New helper for walk_tree.
450 (contains_abnormal_ssa_name_p): Simplify and use
451 walk_tree_without_duplicates.
453 2019-06-04 Richard Biener <rguenther@suse.de>
455 PR tree-optimization/90738
457 2019-06-03 Richard Biener <rguenther@suse.de>
459 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
460 full reference tree and record in ref->ref.
461 (vn_reference_lookup_3): Pass in original ref to
462 ao_ref_init_from_vn_reference.
463 (vn_reference_lookup): Likewise.
464 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
465 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
466 Handle non-decl bases in the original reference.
468 2019-06-04 Martin Liska <mliska@suse.cz>
470 * ipa-icf.c (sem_item_optimizer::add_item_to_class): Count
471 number of references.
472 (sem_item_optimizer::do_congruence_step):
473 (sem_item_optimizer::worklist_push): Dump how references
475 (sem_item_optimizer::worklist_pop): Use heap.
476 (sem_item_optimizer::process_cong_reduction): Likewise.
477 * ipa-icf.h: Use fibonacci_heap insteam of std::list.
479 2019-06-04 Martin Liska <mliska@suse.cz>
481 * ipa-icf.h (struct sem_usage_pair_hash): New.
482 (sem_usage_pair_hash::hash): Likewise.
483 (sem_usage_pair_hash::equal): Likewise.
484 (struct sem_usage_hash): Likewise.
485 * ipa-icf.c (sem_item::sem_item): Initialize
487 (sem_item::add_reference): Register a reference
488 in ref_map and not in target->usages.
489 (sem_item::setup): Remove initialization of
491 (sem_item::~sem_item): Remove usage of dead vectors.
492 (sem_item::dump): Remove dump of references.
493 (sem_item_optimizer::sem_item_optimizer): Initialize
495 (sem_item_optimizer::read_section): Remove useless
497 (sem_item_optimizer::parse_funcs_and_vars): Likewise here.
498 (sem_item_optimizer::build_graph): Pass m_references
500 (sem_item_optimizer::verify_classes): Remove usage of dead
502 (sem_item_optimizer::traverse_congruence_split): Return true
503 when a class is split.
504 (sem_item_optimizer::do_congruence_step_for_index): Use
505 hash_map for look up of (sem_item *, index). That brings
506 significant speed up.
507 (sem_item_optimizer::do_congruence_step): Return true
508 when a split is done.
509 (congruence_class::is_class_used): Use referenced_by_count.
511 2019-06-04 Alan Modra <amodra@gmail.com>
514 * config/rs6000/rs6000.c (rs6000_call_aix): Correct r271753 merge
517 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
519 * config/rs6000/rs6000.h (MASK_MFPGPR): Delete.
520 * config/rs6000/rs6000.c (direct_move_p): Adjust.
521 (rs6000_secondary_reload_simple_move): Adjust.
522 (rs6000_opt_masks): Neuter the "mfpgpr" option.
523 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Adjust.
524 * config/rs6000/rs6000-cpus.def (ISA_2_5_MASKS_EMBEDDED): Adjust
527 * config/rs6000/rs6000.md (floatsi<mode>2_lfiwax): Adjust.
528 (floatunssi<mode>2_lfiwzx): Adjust.
529 (fix_trunc<mode>si2_stfiwx): Adjust.
530 (fixuns_trunc<mode>si2_stfiwx): Adjust.
531 * config/rs6000/rs6000.opt (mno-mfpgpr): New.
532 (mfpgpr): Mark as deprecated.
533 * doc/extend.texi (PowerPC Function Attributes): Delete mfpgpr.
534 (Basic PowerPC Built-in Functions Available on ISA 2.05): Adjust.
535 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete -mmfpgpr.
537 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
539 * config/rs6000/constraints.md (define_register_constraint "wg"):
541 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
542 RS6000_CONSTRAINT_wg.
543 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
544 (rs6000_init_hard_regno_mode_ok): Adjust.
545 * config/rs6000/rs6000.md (*mov<mode>_softfloat32, *movdi_internal64):
546 Delete "wg" alternatives.
547 * doc/md.texi (Machine Constraints): Adjust.
549 2019-06-03 Alan Modra <amodra@gmail.com>
551 * bb-reorder.c (copy_bb_p): Don't overflow size calculation.
552 (get_uncond_jump_length): Assert length less than INT_MAX and
555 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
558 * builtins.c (expand_builtin_longjmp): Add frame clobbers and schedule
560 (expand_builtin_nonlocal_goto): Likewise.
562 2019-06-03 Szabolcs Nagy <szabolcs.nagy@arm.com>
564 * config/aarch64/aarch64-protos.h (aarch64_asm_output_alias): Declare.
565 (aarch64_asm_output_external): Declare.
566 * config/aarch64/aarch64.c (aarch64_asm_output_variant_pcs): New.
567 (aarch64_declare_function_name): Call aarch64_asm_output_variant_pcs.
568 (aarch64_asm_output_alias): New.
569 (aarch64_asm_output_external): New.
570 * config/aarch64/aarch64.h (ASM_OUTPUT_DEF_FROM_DECLS): Define.
571 (ASM_OUTPUT_EXTERNAL): Define.
573 2019-06-03 Aldy Hernandez <aldyh@redhat.com>
574 * tree-vrp.h (value_range_base::nonzero_p): New.
575 (value_range_base::set_nonnull): Rename to...
576 (value_range_base::set_nonzero): ...this.
577 (value_range_base::set_null): Rename to...
578 (value_range_base::set_zero): ...this.
579 (value_range::set_nonnull): Remove.
580 (value_range::set_null): Remove.
581 * tree-vrp.c (range_is_null): Remove.
582 (range_is_nonnull): Remove.
583 (extract_range_from_binary_expr): Use value_range_base::*zero_p
584 instead of range_is_*null.
585 (extract_range_from_unary_expr): Same.
586 (value_range_base::set_nonnull): Rename to...
587 (value_range_base::set_nonzero): ...this.
588 (value_range::set_nonnull): Remove.
589 (value_range_base::set_null): Rename to...
590 (value_range_base::set_zero): ...this.
591 (value_range::set_null): Remove.
592 (extract_range_from_binary_expr): Rename set_*null uses to
594 (extract_range_from_unary_expr): Same.
595 (union_helper): Same.
596 * vr-values.c (get_value_range): Use set_*zero instead of
598 (vr_values::extract_range_from_binary_expr): Same.
599 (vr_values::extract_range_basic): Same.
601 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
604 * opts.c (parse_and_check_align_values): Allow 4 alignment values.
606 2019-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
608 * config/aarch64/iterators.md (MAX_OPP): New code attr.
609 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Rename to...
610 (aarch64_<su>abd<mode>_3): ... This.
611 (<sur>sadv16qi): Add TARGET_DOTPROD expansion.
613 2019-06-03 Richard Biener <rguenther@suse.de>
615 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
616 full reference tree and record in ref->ref.
617 (vn_reference_lookup_3): Pass in original ref to
618 ao_ref_init_from_vn_reference.
619 (vn_reference_lookup): Likewise.
620 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
621 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
622 Handle non-decl bases in the original reference.
624 2019-06-03 Martin Liska <mliska@suse.cz>
626 * doc/generic.texi: Remove Java Trees.
628 2019-06-03 Martin Liska <mliska@suse.cz>
630 * fold-const.c (operand_equal_p): Fix typo as compare_tree_int
631 returns 0 when operands are equal.
633 2019-06-03 Richard Biener <rguenther@suse.de>
635 PR tree-optimization/90716
636 * tree-loop-distribution.c (destroy_loop): Process blocks in
639 2019-06-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
642 * vector-builder.h (vector_builder::count_dups): New method.
643 * config/aarch64/aarch64-protos.h (aarch64_expand_sve_vector_init):
645 * config/aarch64/aarch64/sve.md (aarch64_sve_rev64<mode>): Use @.
646 (vec_init<mode><Vel>): New pattern.
647 * config/aarch64/aarch64.c (emit_insr): New function.
648 (aarch64_sve_expand_vector_init_handle_trailing_constants): Likewise.
649 (aarch64_sve_expand_vector_init_insert_elems): Likewise.
650 (aarch64_sve_expand_vector_init_handle_trailing_same_elem): Likewise.
651 (aarch64_sve_expand_vector_init): Define two overloaded functions.
653 2019-06-03 Alejandro Martinez <alejandro.martinezvicente@arm.com>
655 PR tree-optimization/90681
656 * internal-fn.c (mask_load_direct): Mark as non-vectorizable again.
657 * tree-vect-slp.c (vect_build_slp_tree_1): Add masked loads as a
658 special case for SLP, but fail on non-groupped loads.
660 2019-06-03 Martin Liska <mliska@suse.cz>
662 * cfg.c (debug): Use TDF_DETAILS for debug and
663 print edge info only once.
665 2019-06-02 Thomas Koenig <tkoenig@gcc.gnu.org>
668 * predict.def (PRED_FORTRAN_CONTIGUOUS): New predictor.
670 2019-06-01 Martin Sebor <msebor@redhat.com>
673 * tree-pretty-print.c (dump_generic_node): Add parentheses.
675 2019-05-31 Jan Hubicka <jh@suse.cz>
677 * alias.c: Include ipa-utils.h.
678 (get_alias_set): Try to complete ODR type via ODR type hash lookup.
679 * ipa-devirt.c (prevailing_odr_type): New.
680 * ipa-utils.h (previaling_odr_type): Declare.
682 2019-05-31 H.J. Lu <hongjiu.lu@intel.com>
683 Hongtao Liu <hongtao.liu@intel.com>
686 * config/i386/i386-features.c (rest_of_insert_endbranch): Remove
687 NOTE_INSN_DELETED_LABEL check.
689 2019-05-31 Prachi Godbole <prachi.godbole@imgtec.com>
690 Robert Suchanek <robert.suchanek@mips.com>
692 * config/mips/mips.c (mips_expand_builtin_insn): Swap the 1st
693 and 3rd operands of the fmadd/fmsub/maddv builtin.
695 2019-05-31 Jakub Jelinek <jakub@redhat.com>
697 * tree.h (OMP_CLAUSE__CONDTEMP__ITER): Define.
698 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
699 on OMP_SIMD if not nested inside of worksharing loop that also has
700 lastprivate conditional clause for the same decl.
701 (gimplify_omp_for): Add _condtemp_ clauses to OMP_SIMD if needed.
702 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_ also
704 (lower_rec_input_clauses): Likewise. Handle lastprivate conditional
706 (lower_lastprivate_conditional_clauses): Handle lastprivate conditional
708 (lower_lastprivate_clauses): Likewise.
709 (lower_omp_sections): Call lower_lastprivate_conditional_clauses before
710 calling lower_rec_input_clauses.
711 (lower_omp_for): Likewise.
712 (lower_omp_1): Use first rather than second OMP_CLAUSE__CONDTEMP_
713 clause on simd construct.
714 * omp-expand.c (expand_omp_simd): Initialize cond_var if
715 OMP_CLAUSE__CONDTEMP_ clause is present.
717 * omp-low.c (lower_rec_simd_input_clauses): Set TREE_THIS_NOTRAP on
720 2019-05-31 Xiong Hu Luo <luoxhu@linux.ibm.com>
723 * c-format.c (print_char_table, scanf_char_table): Replace BADLEN with
724 TEX_D32, TEX_D64 or TEX_D128.
726 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
728 * match.pd (~(vec?cst1:cst2)): New transformation.
730 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
732 * match.pd (X/[ex]D<Y/[ex]D): Handle negative denominator.
733 ((size_t)(A /[ex] B) CMP C): New transformation.
735 2019-05-31 Richard Sandiford <richard.sandiford@arm.com>
737 * doc/md.texi: Document define_insn_and_rewrite.
738 * rtl.def (DEFINE_INSN_AND_REWRITE): New rtx code.
739 * gensupport.c (queue_elem): Update comment.
740 (replace_operands_with_dups): New function.
741 (gen_rewrite_sequence): Likewise.
742 (process_rtx): Handle DEFINE_INSN_AND_REWRITE.
743 * read-rtl.c (apply_subst_iterator): Likewise.
744 (add_condition_to_rtx, named_rtx_p): Likewise.
745 (rtx_reader::read_rtx_operand): Likewise.
746 * config/aarch64/aarch64-sve.md
747 (while_ult<GPI:mode><PRED_ALL:mode>_cc): Rename to...
748 (*while_ult<GPI:mode><PRED_ALL:mode>_cc): ...this and use
749 define_insn_and_rewrite.
750 (*cond_<optab><mode>_any): Turn into define_insn_and_rewrites.
751 Remove separate define_split.
753 2019-05-31 Jan Hubicka <jh@suse.cz>
755 * tree-ssa-alias.c (type_has_components_p): New function.
756 (aliasing_component_refs_p): Use it.
758 2019-05-31 Martin Liska <mliska@suse.cz>
760 * gdbhooks.py: Add const_tree to TreePrinter.
762 2019-05-31 Thomas De Schampheleire <thomas.de_schampheleire@nokia.com>
765 * common.opt (feliminate-unused-debug-symbols): Enable by default.
766 * doc/invoke.texi (Debugging Options): Document new default of
767 -feliminate-unused-debug-symbols and remove restriction to 'stabs'.
769 2019-05-31 Jakub Jelinek <jakub@redhat.com>
771 PR tree-optimization/90671
772 * tree-ssa-threadupdate.c (ssa_create_duplicates): If
773 template_block used to be empty on the first call, don't use
774 gsi_split_seq_after and gsi_insert_seq_after, but remember whole
775 seq with bb_seq and set it with set_bb_seq.
777 2019-05-31 Iain Sandoe <iain@sandoe.co.uk>
779 * config/i386/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
781 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
782 Michael Meissner <meissner@linux.ibm.com>
784 * config/rs6000/predicates.md (pcrel_address): New define_predicate.
785 (prefixed_mem_operand): Likewise.
786 (non_prefixed_mem_operand): Likewise.
787 * config/rs6000/rs6000-protos.h (rs6000_prefixed_address): New
789 * config/rs6000/rs6000.c (print_operand_address): Handle
790 PC-relative addresses.
791 (mode_supports_prefixed_address_p): New function.
792 (rs6000_prefixed_address): New function.
793 * config/rs6000/rs6000.h (SYMBOL_FLAG_PCREL): New #define.
794 (SYMBOL_REF_PCREL_P): Likewise.
796 2019-05-30 Jakub Jelinek <jakub@redhat.com>
798 * gimplify.c (enum gimplify_omp_var_data): Add GOVD_CONDTEMP.
799 (gimplify_adjust_omp_clauses_1): Handle GOVD_CONDTEMP.
800 (gimplify_omp_for): If worksharing loop with lastprivate conditional
801 is nested inside of parallel region, add _condtemp_ clause to both.
802 * tree-nested.c (convert_nonlocal_omp_clauses,
803 convert_local_omp_clauses): Ignore OMP_CLAUSE__CONDTEMP_ instead of
805 * omp-general.h (struct omp_for_data): Add have_pointer_condtemp
807 * omp-general.c (omp_extract_for_data): Compute it.
808 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_.
809 (lower_rec_input_clauses): Likewise.
810 (lower_lastprivate_conditional_clauses): If OMP_CLAUSE__CONDTEMP_
811 clause is already present, just add one further one after it.
812 (lower_lastprivate_clauses): Handle cond_ptr with array type.
813 (lower_send_shared_vars): Clear _condtemp_ vars.
814 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle target data like critical
815 or section or taskgroup.
816 * omp-expand.c (determine_parallel_type): Disallow combining only if
817 first OMP_CLAUSE__CONDTEMP_ has pointer type. Disallow combining
818 of parallel sections if OMP_CLAUSE__CONDTEMP_ is present.
819 (expand_omp_for_generic, expand_omp_for_static_nochunk,
820 expand_omp_for_static_chunk, expand_omp_for): Use
821 fd->have_pointer_condtemp instead of fd->lastprivate_conditional to
822 determine if a special set of API routines are needed and if condtemp
823 needs to be initialized, while always initialize cond_var if
824 fd->lastprivate_conditional is non-zero.
826 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
827 Michael Meissner <meissner@linux.ibm.com>
829 * config/rs6000/constraints.md (eI): New constraint.
830 * config/rs6000/predicates.md (cint34_operand): New predicate.
831 * config/rs6000/rs6000.h (SIGNED_16BIT_OFFSET_P): New #define.
832 (SIGNED_34BIT_OFFSET_P): Likewise.
833 * doc/md.texi (eI): Document constraint.
835 2019-05-30 Sylvia Taylor <sylvia.taylor@arm.com>
837 * config/aarch64/aarch64-sve.md (*fabd<mode>3): New.
839 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
840 Michael Meissner <meissner@linux.ibm.com>
842 * rs6000-cpus.def (OTHER_FUSION_MASKS): New #define.
843 (ISA_3_0_MASKS_SERVER): Mask off OTHER_FUSION_MASKS.
844 (ISA_3_0_MASKS_IEEE): Remove OPTION_MASK_DIRECT_MOVE.
845 (ISA_FUTURE_MASKS_SERVER): Add OPTION_MASK_PREFIXED_ADDR.
846 (OTHER_FUTURE_MASKS): Likewise.
847 (POWERPC_MASKS): Likewise.
848 * rs6000.c (rs6000_option_override_internal): Error if -mpcrel is
849 specified without -mprefixed-addr or -mcpu=future. Error if
850 -mprefixed-addr is specified without -mcpu=future.
851 (rs6000_opt_masks): Add entry for prefixed-addr.
852 * rs6000.opt (mprefixed-addr): New option.
854 2019-05-30 Sam Tebbs <sam.tebbs@arm.com>
856 * aarch64/aarch64.c (aarch64_post_cfi_startproc): Add
857 cfun->is_thunk check.
859 2019-05-30 Jakub Jelinek <jakub@redhat.com>
861 * tree-predcom.c (is_inv_store_elimination_chain): Fix a typo - lenght
864 2019-05-30 Martin Liska <mliska@suse.cz>
866 * gdbinit.in: Fix 'ptc' command. Add trt
867 that prints TREE_TYPE($).
869 2019-05-29 Bill Schmidt <wschmidt@linux.ibm.com>
870 Alan Modra <amodra@gmail.com>
872 * config/rs6000/rs6000.c (rs6000_call_template_1): Handle pcrel
874 (rs6000_indirect_call_template_1): ...and here.
875 (rs6000_pltseq_template): Handle plt_pcrel34. Rework tocsave,
876 plt16_ha, plt16_lo, mtctr indirect calls. Use
878 (rs6000_decl_ok_for_sibcall): New function.
879 (rs6000_function_ok_for_sibcall): Refactor.
880 (rs6000_longcall_ref): Use UNSPEC_PLT_PCREL when pcrel.
881 (rs6000_call_aix): Don't emit toc restore rtl for indirect calls
882 when pcrel. Reorganize.
883 (rs6000_sibcall_aix): Don't add r2 to function usage when pcrel.
884 * rs6000.h (rs6000_pltseq_enum): New enum.
885 * rs6000.md (UNSPEC_PLT_PCREL): New unspec.
886 (*pltseq_tocsave): Use rs6000_pltseq_enum.
887 (*pltseq_plt16_ha): Likewise.
888 (*pltseq_plt16_lo): Likewise.
889 (*pltseq_mtctr): Likewise.
890 (*pltseq_plt_pcrel): New insn.
891 (*call_local_aix): Handle @notoc calls.
892 (*call_value_local_aix): Likewise.
893 (*call_nonlocal_aix): Adjust lengths for pcrel calls.
894 (*call_value_nonlocal_aix): Likewise.
895 (*call_indirect_pcrel): New insn.
896 (*call_value_indirect_pcrel): Likewise.
899 2019-05-29 Uroš Bizjak <ubizjak@gmail.com>
901 * config/i386/sse.md (*save_multiple<mode>): Rename from
903 (*restore_multiple<mode>): Rename from restore_multiple<mode>.
904 (*restore_multiple_and_return<mode>): Rename from
905 restore_multiple_and_return<mode>.
906 (*restore_multiple_leave_return<mode>): Rename from
907 restore_multiple_leave_return<mode>.
909 2019-05-29 Yoshinori Sato <ysato@users.sourceforge.jp>
911 * config.gcc (rx-*-linux*): New target.
912 * config/rx/elf.opt: New file.
913 * config/rx/linux.h: Likewise.
914 * config/rx/t-linux: Likewise.
915 * config/rx/rx.c (TARGET_SAVE_ACC_REGISTER): If not defined,
917 * config/rx/rx.h (ASM_APP_ON): Allow to be overridden.
918 (ASM_APP_OFF): Likewise.
919 * config/rx/rx.opt: Drop -msim and -mas100-syntax, they were
922 2019-05-29 Jan Hubicka <jh@suse.cz>
924 * tree-ssa-alias.c (same_type_for_tbaa): Return ture if main
925 variants are pointer equivalent.
927 2019-05-29 Alejandro Martinez <alejandro.martinezvicente@arm.com>
929 * config/aarch64/aarch64-c.c: Added TARGET_SVE2.
930 * config/aarch64/aarch64-sve2.md: New file.
931 (<u>avg<mode>3_floor): New pattern.
932 (<u>avg<mode>3_ceil): Likewise.
933 (*<sur>h<addsub><mode>): Likewise.
934 * config/aarch64/aarch64.h: Added AARCH64_ISA_SVE2 and TARGET_SVE2.
935 * config/aarch64/aarch64.md: Include aarch64-sve2.md.
937 2019-05-29 Jakub Jelinek <jakub@redhat.com>
940 * optc-save-gen.awk: In cl_optimization_print, use correct condition
941 for var_opt_string printing. In cl_optimization_print_diff, print
942 (null) instead of invoking undefined behavior if one of the
943 var_opt_string pointers is NULL and use && instead of first || in the
944 guarding condition. For var_target_other options, handle const char *
945 target variables similarly to const char * optimize node variables.
947 2019-05-29 Sam Tebbs <sam.tebbs@arm.com>
949 * config/aarch64/aarch64-builtins.c (aarch64_builtins): Add
950 AARCH64_PAUTH_BUILTIN_AUTIB1716 and AARCH64_PAUTH_BUILTIN_PACIB1716.
951 * config/aarch64/aarch64-builtins.c (aarch64_init_pauth_hint_builtins):
952 Add autib1716 and pacib1716 initialisation.
953 * config/aarch64/aarch64-builtins.c (aarch64_expand_builtin): Add checks
954 for autib1716 and pacib1716.
955 * config/aarch64/aarch64-protos.h (aarch64_key_type,
956 aarch64_post_cfi_startproc): Define.
957 * config/aarch64/aarch64-protos.h (aarch64_ra_sign_key): Define extern.
958 * config/aarch64/aarch64.c (aarch64_handle_standard_branch_protection,
959 aarch64_handle_pac_ret_protection): Set default sign key to A.
960 * config/aarch64/aarch64.c (aarch64_expand_epilogue,
961 aarch64_expand_prologue): Add check for b-key.
962 * config/aarch64/aarch64.c (aarch64_ra_sign_key,
963 aarch64_post_cfi_startproc, aarch64_handle_pac_ret_b_key): Define.
964 * config/aarch64/aarch64.h (TARGET_ASM_POST_CFI_STARTPROC): Define.
965 * config/aarch64/aarch64.c (aarch64_pac_ret_subtypes): Add "b-key".
966 * config/aarch64/aarch64.md (unspec): Add UNSPEC_AUTIA1716,
967 UNSPEC_AUTIB1716, UNSPEC_AUTIASP, UNSPEC_AUTIBSP, UNSPEC_PACIA1716,
968 UNSPEC_PACIB1716, UNSPEC_PACIASP, UNSPEC_PACIBSP.
969 * config/aarch64/aarch64.md (do_return): Add check for b-key.
970 * config/aarch64/aarch64.md (<pauth_mnem_prefix>sp): Replace
971 pauth_hint_num_a with pauth_hint_num.
972 * config/aarch64/aarch64.md (<pauth_mnem_prefix>1716): Replace
973 pauth_hint_num_a with pauth_hint_num.
974 * config/aarch64/aarch64.opt (msign-return-address=): Deprecate.
975 * config/aarch64/iterators.md (PAUTH_LR_SP): Add UNSPEC_AUTIASP,
976 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
977 * config/aarch64/iterators.md (PAUTH_17_16): Add UNSPEC_AUTIA1716,
978 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716.
979 * config/aarch64/iterators.md (pauth_mnem_prefix): Add UNSPEC_AUTIA1716,
980 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716, UNSPEC_AUTIASP,
981 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
982 * config/aarch64/iterators.md (pauth_hint_num_a): Replace
983 UNSPEC_PACI1716 and UNSPEC_AUTI1716 with UNSPEC_PACIA1716 and
984 UNSPEC_AUTIA1716 respectively.
985 * config/aarch64/iterators.md (pauth_hint_num_a): Rename to pauth_hint_num
986 and add UNSPEC_PACIBSP, UNSPEC_AUTIBSP, UNSPEC_PACIB1716, UNSPEC_AUTIB1716.
987 * doc/invoke.texi (-mbranch-protection): Add b-key type.
988 * config/aarch64/aarch64-bti-insert.c (aarch64_pac_insn_p): Rename
989 UNSPEC_PACISP to UNSPEC_PACIASP and UNSPEC_PACIBSP.
991 2019-05-29 Jakub Jelinek <jakub@redhat.com>
993 * gimplify.c (struct gimplify_omp_ctx): Add clauses member.
994 (gimplify_scan_omp_clauses): Initialize ctx->clauses.
995 (gimplify_adjust_omp_clauses_1): Transform lastprivate conditional
996 explicit clause on combined parallel into implicit shared clause.
997 (gimplify_adjust_omp_clauses): Move lastprivate conditional clause
998 and firstprivate if the decl has one too from combined parallel to
999 the worksharing construct.
1001 2019-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
1002 Michael Meissner <meissner@linux.ibm.com>
1004 * config/rs6000/rs6000-cpus.def (OTHER_FUTURES_MASK): New #define.
1006 2019-05-28 Michael Meissner <meissner@linux.ibm.com>
1008 * rtl.h (LABEL_REF_P): New #define.
1010 2019-05-28 John David Anglin <danglin@gcc.gnu.org>
1012 * config/pa/pa.c (hppa_profile_hook): Remove offset adjustment.
1014 2019-05-28 Alejandro Martinez <alejandro.martinezvicente@arm.com>
1016 * internal-fn.c: Marked mask_load_direct as vectorizable.
1017 * tree-data-ref.c (data_ref_compare_tree): Fixed comment typo.
1018 * tree-vect-data-refs.c (can_group_stmts_p): Allow masked loads to be
1019 combined even if masks different with allow_slp_p param.
1020 (vect_analyze_data_ref_accesses): Mark SLP only vectorizable groups.
1021 * tree-vect-loop.c (vect_dissolve_slp_only_groups): New function to
1022 dissolve SLP-only vectorizable groups when SLP has been discarded.
1023 (vect_analyze_loop_2): Call vect_dissolve_slp_only_groups when needed.
1024 * tree-vect-slp.c (vect_get_and_check_slp_defs): Check masked loads
1026 (vect_build_slp_tree_1): Fixed comment typo.
1027 (vect_build_slp_tree_2): Include masks from masked loads in SLP tree.
1028 * tree-vect-stmts.c (vectorizable_load): Allow vectorizaion of masked
1030 * tree-vectorizer.h (_stmt_vec_info): Added flag for SLP-only
1032 * tree-vectorizer.c (vec_info::new_stmt_vec_info): Likewise.
1034 2019-05-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1036 * config/alpha/alpha.c [TARGET_ABI_OSF] (alpha_output_mi_thunk_osf):
1037 Remove obsolete use_thunk reference.
1038 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
1039 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
1040 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
1041 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
1042 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
1043 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
1044 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1045 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
1046 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
1048 2019-05-28 Nathan Sidwell <nathan@acm.org>
1050 * tree.h (IDENTIFIER_ANON_P): New.
1051 (anon_aggrname_format, anon_aggname_p): Don't declare.
1052 (make_anon_name): Declare.
1053 * lto-streamer-out.c (DFS::DFS_write_tree_body): Use IDENTIFIER_ANON_P.
1054 (hash_tree): Likewise.
1055 * tree-streamer-out.c (write_ts_decl_minimal_tree): Likewise.
1056 * tree.c (anon_aggrname_p, anon_aggrname_format): Delete.
1057 (anon_cnt, make_anon_name): New.
1059 2019-05-28 Martin Liska <mliska@suse.cz>
1062 * opts-global.c (decode_options): Print help for all
1063 help_option_arguments.
1064 * opts.c (print_help): Add new argument.
1065 (common_handle_option): Remember all values into
1066 help_option_arguments.
1067 * opts.h (print_help): Add new argument.
1069 2019-05-28 Martin Liska <mliska@suse.cz>
1072 * ipa-icf-gimple.c (func_checker::compare_loops): New function.
1073 * ipa-icf-gimple.h (func_checker::compare_loops): Likewise.
1074 (func_checker::compare_bb): Call compare_loops.
1076 2019-05-27 Jakub Jelinek <jakub@redhat.com>
1078 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
1079 on sections construct.
1080 * omp-low.c (lower_lastprivate_conditional_clauses): Handle sections
1082 (lower_omp_sections): Handle lastprivate conditional.
1083 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle sections construct with
1084 lastprivate_conditional_map.
1085 * omp-expand.c (expand_omp_sections): Handle lastprivate conditional.
1087 * omp-low.c (lower_omp_1) <case GIMPLE_ASSIGN>: Look through ordered,
1088 critical, taskgroup and section regions when looking for a region
1089 with non-NULL lastprivate_conditional_map.
1091 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
1093 * config/i386/i386.c (ix86_gen_add3): Remove indirect function.
1094 (*ix86_gen_sub3): Ditto.
1095 (*ix86_gen_sub3_carry): Ditto.
1096 (*ix86_gen_one_cmpl2): Ditto.
1097 (*ix86_gen_andsp): Ditto.
1098 (ix86_init_large_pic_reg): Use gen_add2_insn instead of ix86_gen_add3.
1099 (gen_and2_insn): New static function.
1100 (ix86_expand_prologue): Use gen_and2_insn instead of ix86_gen_andsp.
1101 Use gen_add3_insn instead of ix86_gen_add3.
1102 (ix86_expand_split_stack_prologue): Use gen_add2_insn
1103 instead of ix86_gen_add3.
1104 (legitimize_tls_address): Use gen_add2_insn instead of ix86_gen_add3.
1105 Use gen_sub3_insn instead of ix86_gen_sub3.
1106 * config/i386-expand.c (ix86_split_long_move): Use gen_add2_insn
1107 instead of ix86_gen_add3.
1108 (ix86_expand_strlensi_unroll_1): Use gen_add2_insn instead of
1109 ix86_gen_add3. Use gen_sub3_insn instead of ix86_gen_sub3.
1110 (construct_plt_address): Use gen_add2_insn instead of ix86_gen_add3.
1111 * config/i386/i386-options.c (ix86_option_override_internal):
1112 Do not initialize ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
1113 ix86_gen_one_cmpl2 and ix86_gen_andsp.
1115 2019-05-27 Eric Botcazou <ebotcazou@adacore.com>
1117 * dwarf2out.c (resolve_args_picking_1): Deal with DW_OP_GNU_addr_index
1118 and DW_OP_GNU_const_index opcodes.
1120 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
1122 * config/i386/i386.h (STACK_SIZE_MODE): Define.
1124 2019-05-27 Richard Biener <rguenther@suse.de>
1126 PR tree-optimization/90637
1127 * tree-ssa-sink.c (statement_sink_location): Honor the
1128 computed sink location for single-uses.
1130 2019-05-27 Richard Biener <rguenther@suse.de>
1133 * match.pd (vec_perm): Avoid clobbering op0 when not generating
1136 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1138 * config/i386/i386.md (@sub<mode>3_carry): Rename
1139 from sub<mode>3_carry.
1140 (@leave_<mode>): New expander.
1141 (*leave): Rename from leave.
1142 (*leave_rex64): Rename from leave_rex64.
1143 (@monitorx_<mode>): Rename from monitorx_<mode>.
1144 (@clzero_<mode>): Rename from clzero_<mode>.
1145 * config/i386/sse.md (@sse3_monitor_<mode>): Rename
1146 from sse3_monitor_<mode>.
1147 * config/i386/i386.c (ix86_gen_sub3_carry): Remove indirect function.
1148 (*ix86_gen_leave): Ditto.
1149 (*ix86_gen_monitor): Ditto.
1150 (*ix86_gen_monitorx): Ditto.
1151 (*ix86_gen_clzero): Ditto.
1152 (ix86_emit_leave): Use gen_leave instead of ix86_gen_leave.
1153 * config/i386/i386-expand.c (ix86_expand_strlensi_unroll_1):
1154 Use gen_sub3_carry instead of ix86_gen_sub3_carry.
1155 (ix86_expand_builtin) <case IX86_BUILTIN_MONITOR>:
1156 Use gen_sse3_monitor instead of ix86_gen_monitor.
1157 <case IX86_BUILTIN_MONITORX>: Use gen_monitorx
1158 instead of ix86_gen_monitorx.
1159 <case IX86_BUILTIN_CLZERO>: Use gen_clzero
1160 instead of ix86_gen_clzero.
1161 * config/i386/i386-options.c (ix86_option_override_internal):
1162 Do not initialize ix86_gen_leave, ix86_gen_sub3_carry,
1163 ix86_gen_monitor, ix86_gen_monitorx and ix86_gen_clzero.
1165 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1167 * config/i386/i386.md (@tls_global_dynamic_64_<mode>):
1168 Rename from tls_global_dynamic_64_<mode>.
1169 (@tls_local_dynamic_base_64_<mode>): Rename from
1170 tls_local_dynamic_base_64_<mode>.
1171 * config/i386/i386.c (*ix86_gen_tls_global_dynamic_64):
1172 Remove indirect function.
1173 (*ix86_gen_tls_local_dynamic_base_64): Ditto.
1174 (legitimize_tls_address): Use gen_tls_global_dynamic_64 function
1175 instead of ix86_gen_tls_global_dynamic_64.
1176 Use gen_tls_local_dynamic_base_64 instead of
1177 ix86_gen_tls_local_dynamic_base_64.
1178 * config/i386/i386-options.c (ix86_option_override_internal):
1179 Do not initialize ix86_gen_tls_global_dynamic_64 and
1180 ix86_gen_tls_local_dynamic_base_64.
1182 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1184 * config/i386/i386.md (@pro_epilogue_adjust_stack_add_<mode>)
1185 Rename from pro_epilogue_adjust_stack_<mode>_add.
1186 (@pro_epilogue_adjust_stack_sub_<mode>)
1187 Rename from pro_epilogue_adjust_stack_<mode>_sub.
1188 (@allocate_stack_worker_probe_<mode>):
1189 Rename from allocate_stack_worker_probe_<mode>.
1190 (allocate_stack): Use gen_allocate_stack_worker_probe.
1191 (probe_stack): Use gen_probe_stack_1.
1192 (@probe_stack_1_<mode>): Rename from probe_stack_<mode>.
1193 (@adjust_stack_and_probe_<mode>): Rename from
1194 adjust_stack_and_probe<mode>.
1195 (@probe_stack_range_<mode>): Rename from probe_stack_range<mode>.
1196 (stack_protect_set): Use gen_stack_protect_set_1.
1197 (@stack_protect_set_1_<mode>): Rename from stack_protect_set_<mode>.
1198 (stack_protect_test): Use gen_stack_protect_test_1.
1199 (@stack_protect_test_1_<mode>): Rename from stack_protect_test_<mode>.
1200 * config/i386/i386.c (*ix86_gen_allocate_stack_worker):
1201 Remove indirect function.
1202 (*ix86_gen_adjust_stack_and_probe): Ditto.
1203 (*ix86_gen_probe_stack_range): Ditto.
1204 (pro_epilogue_adjust_stack): Use gen_pro_epilogue_adjust_stack_add
1205 instead of gen_pro_epilogue_adjust_stack_{si,di}_add.
1206 (ix86_adjust_stack_and_probe_stack_clash): Use
1207 gen_adjust_stack_and_probe instead of ix86_gen_adjust_stack_and_probe.
1208 (ix86_adjust_stack_and_probe): Ditto.
1209 (ix86_emit_probe_stack_range): Use gen_probe_stack_range instead
1210 of ix86_gen_probe_stack_range.
1211 (ix86_expand_prologue): Use gen_pro_epilogue_adjust_stack_sub
1212 instead of gen_pro_epilogue_adjust_stack_{si,di}_sub.
1213 * config/i386/x86-tune-sched.c (ix86_macro_fusion_pair_p):
1214 Include insn-opinit.h. Use code_for_stack_protect_test_1 instead of
1215 CODE_FOR_stack_protect_test_{si,di}.
1216 * config/i386/i386-options.c (ix86_option_override_internal):
1217 Do not initialize ix86_gen_allocate_stack_worker,
1218 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
1220 2019-05-26 Gerald Pfeifer <gerald@pfeifer.com>
1222 * doc/invoke.texi (Link Options): Many editorial changes around
1225 2019-05-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1227 * doc/invoke.texi (x86 Options, -mvect8-ret-in-mem): Remove
1228 pre-Solaris 11 referene and most Studio compiler details.
1230 2019-05-24 John David Anglin <danglin@gcc.gnu.org>
1233 * config/pa/pa.c (pa_can_change_mode_class): Accept mode changes from
1234 DImode to SImode in floating-point registers on 64-bit target.
1235 * config/pa/pa.md (umulsidi3): Change nonimmediate_operand to
1236 register_operand in xmpyu patterns.
1238 2019-05-24 Jakub Jelinek <jakub@redhat.com>
1240 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__CONDTEMP_.
1241 * tree.h (OMP_CLAUSE_DECL): Use OMP_CLAUSE__CONDTEMP_ instead of
1242 OMP_CLAUSE__REDUCTEMP_.
1243 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add
1244 OMP_CLAUSE__CONDTEMP_.
1245 (walk_tree_1): Handle OMP_CLAUSE__CONDTEMP_.
1246 * tree-pretty-print.c (dump_omp_clause): Likewise.
1247 * tree-nested.c (convert_nonlocal_omp_clauses,
1248 convert_local_omp_clauses): Likewise.
1249 * gimplify.c (enum gimplify_omp_var_data): Use hexadecimal constants
1250 instead of decimal. Add GOVD_LASTPRIVATE_CONDITIONAL.
1251 (gimplify_scan_omp_clauses): Don't reject lastprivate conditional
1253 (gimplify_omp_for): Warn and disable conditional modifier from
1254 lastprivate on loop iterators.
1255 * omp-general.h (struct omp_for_data): Add lastprivate_conditional
1257 * omp-general.c (omp_extract_for_data): Initialize it.
1258 * omp-low.c (struct omp_context): Add lastprivate_conditional_map
1260 (delete_omp_context): Delete it.
1261 (lower_lastprivate_conditional_clauses): New function.
1262 (lower_lastprivate_clauses): Add BODY_P and CSTMT_LIST arguments,
1263 handle lastprivate conditional clauses.
1264 (lower_reduction_clauses): Add CLIST argument, emit it into
1265 the critical section if any.
1266 (lower_omp_sections): Adjust lower_lastprivate_clauses and
1267 lower_reduction_clauses callers.
1268 (lower_omp_for_lastprivate): Add CLIST argument, pass it through
1269 to lower_lastprivate_clauses.
1270 (lower_omp_for): Call lower_lastprivate_conditional_clauses, adjust
1271 lower_omp_for_lastprivate and lower_reduction_clauses callers, emit
1272 clist into a critical section if not emitted there already by
1273 lower_reduction_clauses.
1274 (lower_omp_taskreg, lower_omp_teams): Adjust lower_reduction_clauses
1276 (lower_omp_1): Handle GIMPLE_ASSIGNs storing into lastprivate
1277 conditional variables.
1278 * omp-expand.c (determine_parallel_type): Punt if OMP_CLAUSE__CONDTEMP_
1280 (expand_omp_for_generic, expand_omp_for_static_nochunk,
1281 expand_omp_for_static_chunk): Handle lastprivate conditional.
1282 (expand_omp_for): Handle fd.lastprivate_conditional like
1285 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
1287 * config/gcn/gcn-run.c (main): Set a non-zero return value if the
1288 kernel does not exit cleanly.
1289 * config/gcn/gcn.md (gcn_return): Insert s_waitcnt before s_dcache_wb.
1291 2019-05-24 Jason Merrill <jason@redhat.com>
1294 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
1296 2019-05-24 Richard Biener <rguenther@suse.de>
1299 * tree-loop-distribution.c (struct partition): Add location
1301 (partition_alloc): Initialize all fields.
1302 (generate_memset_builtin): Use the location recorded in the
1303 partition for the generated call.
1304 (generate_memcpy_builtin): Likewise.
1305 (classify_partition): Record the location of a single store
1306 as location for the partition.
1308 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
1310 * config/gcn/gcn.c (gcn_expand_prologue): Use gen_addsi3_scalar_carry
1313 2019-05-24 Matthew Malcomson <matthew.malcomson@arm.com>
1316 * common/config/aarch64/aarch64-common.c
1317 (aarch64_rewrite_selected_cpu): Change local temporary variable
1318 type from unsigned long to uint64_t.
1319 * config/aarch64/aarch64-protos.h (aarch64_parse_extension,
1320 aarch64_get_extension_string_for_isa_flags): Change declaration to
1321 match new definition by replacing unsigned long with uint64_t.
1323 2019-05-24 Jakub Jelinek <jakub@redhat.com>
1326 * config/i386/x86-tune-sched.c (ix86_macro_funsion_pair_p): Call
1327 gen_attr_type just once instead of 4-7 times. Formatting fixes.
1328 Handle stack_protect_test_<mode> codegen similarly to corresponding
1331 2019-05-23 Iain Sandoe <iain@sandoe.co.uk>
1333 * config/i386/darwin.h: Reject -mfentry*.
1334 * doc/sourcebuild.texi: Document mfentry target support.
1336 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1338 * config/rs6000/rs6000.c (rs6000_global_entry_point_needed_p):
1339 Rename to rs6000_global_entry_point_prologue_needed_p. Return
1340 false for PC-relative functions.
1341 (rs6000_output_function_prologue): Change called function name to
1342 rs6000_global_entry_point_prologue_needed_p. Emit ".localentry
1343 name,1" for PC-relative functions.
1344 (rs6000_elf_declare_function_name): Change called function name to
1345 rs6000_global_entry_point_prologue_needed_p.
1347 2019-05-23 Uroš Bizjak <ubizjak@gmail.com>
1350 * config/i386/i386.c (gen_rtx_cost):
1351 Use ix86_tune_cost instead of ix86_cost.
1353 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1354 Michael Meissner <meissner@linux.ibm.com>
1355 Segher Boessenkool <segher@kernel.crashing.org>
1357 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): Add
1359 (POWERPC_MASKS): Add OPTION_MASK_PCREL.
1360 * config/rs6000/rs6000-protos.h (rs6000_pcrel_p): New prototype.
1361 (rs6000_fndecl_pcrel_p): Likewise.
1362 * config/rs6000/rs6000.c (rs6000_option_override_internal): Report
1363 error if -mpcrel is requested without -mcpu=future.
1364 (rs6000_opt_masks): Add entry for pcrel.
1365 (rs6000_fndecl_pcrel_p): New function.
1366 (rs6000_pcrel_p): Likewise.
1367 * config/rs6000/rs6000.opt (mpcrel): New option.
1368 * doc/invoke.texi: Document -mpcrel and -mno-pcrel.
1370 2019-05-23 Jan Hubicka <jh@suse.cz>
1371 Martin Liska <mliska@suse.cz>
1373 PR tree-optimization/90576
1374 * tree-ssa-alias.c (compare_sizes): Remove dead calls to
1376 (aliasing_component_refs_p): Fix three way size compare conditional;
1377 give up earlier in case we can not decide on equivalence.
1379 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1380 Michael Meissner <meissner@linux.ibm.com>
1381 Segher Boessenkool <segher@kernel.crashing.org>
1383 * config.gcc: Add future cpu.
1384 * config/rs6000/driver-rs6000.c (asm_names): Add future cpu.
1385 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): New
1387 (POWERPC_MASKS): Add OPTION_MASK_FUTURE.
1388 (RS6000_CPU): New instantiation for future cpu.
1389 * config/rs6000/rs6000-opts.h (enum processor_type): Add
1391 * config/rs6000/rs6000-string.c (expand_compare_loop): Treat
1392 PROCESSOR_FUTURE like PROCESSOR_POWER9 for now.
1393 * config/rs6000/rs6000-tables.opt: Regenerate.
1394 * config/rs6000/rs6000.c (rs6000_option_override_internal): Treat
1395 PROCESSOR_FUTURE similarly to PROCESSOR_POWER9 for now.
1396 (rs6000_machine_from_flags): Handle future cpu.
1397 (rs6000_reassociation_width): Treat PROCESSOR_FUTURE like
1398 PROCESSOR_POWER9 for now.
1399 (rs6000_adjust_cost): Likewise.
1400 (rs6000_issue_rate): Likewise.
1401 (rs6000_register_move_cost): Likewise.
1402 (rs6000_opt_masks): Add entry for future.
1403 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add future cpu.
1404 (MASK_FUTURE): New #define.
1405 * config/rs6000/rs6000.md (define_attr "cpu"): Add future cpu.
1406 * config/rs6000/rs6000.opt (mfuture): New target option.
1407 * doc/invoke.texi (mcpu): Add future cpu.
1409 2019-05-23 Martin Liska <mliska@suse.cz>
1412 * tree-ssa-uninit.c (value_sat_pred_p): The result of &
1413 operation points to a temporary (pointed via tree_to_wide_ref)
1414 that is out of scope after the &.
1416 2019-05-23 Jonathan Wakely <jwakely@redhat.com>
1419 * doc/extend.texi (Function Names): Add missing word.
1421 2019-05-23 Richard Biener <rguenther@suse.de>
1423 PR tree-optimization/88440
1424 * opts.c (default_options_table): Enable -ftree-loop-distribute-patterns
1426 * tree-loop-distribution.c (generate_memset_builtin): Fold the
1428 (generate_memcpy_builtin): Likewise.
1429 (distribute_loop): Pass in whether to only distribute patterns.
1430 (prepare_perfect_loop_nest): Also allow size optimization.
1431 (pass_loop_distribution::execute): When optimizing a loop
1432 nest for size allow pattern replacement.
1434 2019-05-23 Jakub Jelinek <jakub@redhat.com>
1437 * config/i386/i386.md (stack_protect_test_<mode>): Use sub instead
1440 2019-05-23 Martin Liska <mliska@suse.cz>
1443 * gimplify.c (gimplify_target_expr): Skip TREE_STATIC target
1444 expression similarly to gimplify_decl_expr.
1446 2019-05-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1448 * cse.c (cse_dump_path): s/dump_file/f.
1450 2019-05-22 David Malcolm <dmalcolm@redhat.com>
1453 * diagnostic-format-json.cc: Include "selftest.h".
1454 (json_from_expanded_location): Only add "file" key for non-NULL
1456 (json_from_location_range): Don't add "start" and "finish"
1457 children if they are UNKNOWN_LOCATION.
1458 (selftest::test_unknown_location): New selftest.
1459 (selftest::test_bad_endpoints): New selftest.
1460 (selftest::diagnostic_format_json_cc_tests): New function.
1461 * json.cc (json::object::get): New function.
1462 (selftest::test_object_get): New selftest.
1463 (selftest::json_cc_tests): Call it.
1464 * json.h (json::object::get): New decl.
1465 * selftest-run-tests.c (selftest::run_tests): Call
1466 selftest::diagnostic_format_json_cc_tests.
1467 * selftest.h (selftest::diagnostic_format_json_cc_tests): New
1470 2019-05-22 Kwok Cheung Yeung <kcy@codesourcery.com>
1471 Andrew Stubbs <amd@codesourcery.com>
1473 * config.gcc (gcc_cv_initfini_array): Set for AMD GCN.
1474 * config/gcn/gcn-run.c (init_array_kernel, fini_array_kernel): New.
1475 (kernel): Rename to...
1476 (main_kernel): ... this.
1477 (load_image): Load _init_array and _fini_array kernels.
1478 (run): Add argument for kernel to run.
1479 (main): Run init_array_kernel before main_kernel, and
1480 fini_array_kernel after.
1481 * config/gcn/gcn.c (gcn_handle_amdgpu_hsa_kernel_attribute): Allow
1482 amdgpu_hsa_kernel attribute on functions.
1483 (gcn_disable_constructors): Delete.
1484 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): Delete.
1485 * config/gcn/crt0.c (size_t): Define.
1486 (_init_array, _fini_array): New.
1487 (__preinit_array_start, __preinit_array_end,
1488 __init_array_start, __init_array_end,
1489 __fini_array_start, __fini_array_end): Declare weak references.
1491 2019-05-22 Andrew Stubbs <ams@codesourcery.com>
1493 * config/gcn/gcn.c (gcn_trampoline_init): Call "sorry" on GCN5.
1495 2019-05-22 Jason Merrill <jason@redhat.com>
1497 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
1499 2019-05-22 H.J. Lu <hongjiu.lu@intel.com>
1502 * config/i386/i386-options.c (ix86_init_machine_status): Set
1503 stack_frame_required to true.
1504 * config/i386/i386.c (ix86_get_frame_size): New function.
1505 (ix86_frame_pointer_required): Replace get_frame_size with
1506 ix86_get_frame_size.
1507 (ix86_compute_frame_layout): Likewise.
1508 (ix86_find_max_used_stack_alignment): Changed to void. Set
1509 stack_frame_required.
1510 (ix86_finalize_stack_frame_flags): Always call
1511 ix86_find_max_used_stack_alignment. Replace get_frame_size with
1512 ix86_get_frame_size.
1513 * config/i386/i386.h (machine_function): Add stack_frame_required.
1515 2019-05-22 Uroš Bizjak <ubizjak@gmail.com>
1517 * config/i386/sse.md (sse_cvtpi2ps): Use TARGET_MMX in insn condition.
1519 2019-05-22 Matthew Malcomson <matthew.malcomson@arm.com>
1521 * common/config/aarch64/aarch64-common.c
1522 (struct aarch64_option_extension, struct processor_name_to_arch,
1523 struct arch_to_arch_name, aarch64_parse_extension, opt_ext_cmp,
1524 aarch64_contains_opt,
1525 aarch64_get_extension_string_for_isa_flags): Change type of
1526 variables storing flags to uint64_t.
1527 * config/aarch64/aarch64-option-extensions.def (sve2, sve2-sm4,
1528 sve2-aes, sve2-sha3, bitperm): New optional SVE2 extension flags.
1529 * config/aarch64/aarch64.c (struct processor,
1530 aarch64_parse_arch, aarch64_parse_cpu, aarch64_validate_mcpu,
1531 aarch64_validate_march, aarch64_override_options,
1532 aarch64_option_print, aarch64_handle_attr_isa_flags,
1533 aarch64_declare_function_name, aarch64_start_file): Make flag
1535 * config/aarch64/aarch64.h (AARCH64_FL_SVE2, AARCH64_FL_SVE2_AES,
1536 AARCH64_FL_SVE2_SM4, AARCH64_FL_SVE2_SHA3,
1537 AARCH64_FL_SVE2_BITPERM): New macro feature flags.
1538 * config/aarch64/aarch64.opt (aarch64_isa_flags): Make uint64_t.
1539 * config/aarch64/driver-aarch64.c
1540 (struct aarch64_arch_extension, struct aarch64_core_data,
1541 struct aarch64_arch_driver_info, host_detect_local_cpu): Make
1542 flag variables uint64_t.
1543 * doc/invoke.texi: Add documentation for new arguments.
1545 2019-05-22 Richard Biener <rguenther@suse.de>
1547 * alias.c (ao_ref_from_mem): Move stack-slot sharing
1549 * emit-rtl.c (set_mem_attributes_minus_bitpos): ... here.
1551 2019-05-22 Martin Liska <mliska@suse.cz>
1554 * doc/extend.texi: Document the change.
1556 2019-05-22 Richard Biener <rguenther@suse.de>
1558 PR tree-optimization/90450
1559 * tree-ssa-loop-im.c (struct im_mem_ref): Add ref_decomposed.
1560 (mem_ref_hasher::equal): Check it.
1561 (mem_ref_alloc): Initialize it.
1562 (gather_mem_refs_stmt): Set it.
1564 2019-05-22 Richard Biener <rguenther@suse.de>
1566 * gimple-fold.c (arith_code_with_undefined_signed_overflow):
1568 (rewrite_to_defined_overflow): Handle rewriting ABS_EXPR
1571 2019-05-22 Alan Modra <amodra@gmail.com>
1573 * config/rs6000/rs6000.h (ASM_OPT_ANY): Define.
1574 (ASM_CPU_SPEC): Conditionally add -many.
1575 * config/rs6000/rs6000.c (rs6000_machine): New static var.
1576 (rs6000_machine_from_flags, emit_asm_machine): New functions..
1577 (rs6000_file_start): ..extracted from here, and modified to
1579 (rs6000_output_function_prologue): Emit .machine as necessary.
1580 * testsuite/gcc.target/powerpc/ppc32-abi-dfp-1.c: Don't use
1582 * testsuite/gcc.dg/vect/O3-pr70130.c: Disable default options
1583 added by check_vect_support_and_set_flags.
1584 * testsuite/gcc.dg/vect/pr48765.c: Likewise.
1585 * testsuite/gfortran.dg/vect/pr45714-b.f: Likewise.
1587 2019-05-22 Hans-Peter Nilsson <hp@axis.com>
1590 * ira-lives.c (process_bb_node_lives): Consider defs
1591 for a call insn to be die before the call, not after.
1593 * function.c (assign_parm_setup_block): Raise alignment of
1594 stacked parameter only for STRICT_ALIGNMENT targets.
1596 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1598 * config/rs6000/constraints.md (define_register_constraint "wz"):
1600 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1601 RS6000_CONSTRAINT_wz.
1602 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1603 (rs6000_init_hard_regno_mode_ok): Adjust.
1604 * config/rs6000/rs6000.md: Replace "wz" constraint by "d" with "p7".
1605 * doc/md.texi (Machine Constraints): Adjust.
1607 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1609 * config/rs6000/constraints.md (define_register_constraint "wl"):
1611 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1612 RS6000_CONSTRAINT_wl.
1613 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1614 (rs6000_init_hard_regno_mode_ok): Adjust.
1615 * config/rs6000/rs6000.md: Replace "wl" constraint by "d" with "p6".
1616 * doc/md.texi (Machine Constraints): Adjust.
1618 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1620 * config/rs6000/constraints.md (define_register_constraint "wm"):
1622 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1623 RS6000_CONSTRAINT_wm.
1624 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1625 (rs6000_init_hard_regno_mode_ok): Adjust.
1626 * config/rs6000/vsx.md: Replace "wm" constraint by "wa" with "p8v".
1627 * doc/md.texi (Machine Constraints): Adjust.
1629 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1631 * config/rs6000/constraints.md (define_register_constraint "wk"):
1633 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1634 RS6000_CONSTRAINT_wk.
1635 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1636 (rs6000_init_hard_regno_mode_ok): Adjust.
1637 * config/rs6000/rs6000.md: Replace "wk" constraint by "ws" with "p8v".
1638 * doc/md.texi (Machine Constraints): Adjust.
1640 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1642 * config/rs6000/constraints.md (define_register_constraint "wj"):
1644 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1645 RS6000_CONSTRAINT_wj.
1646 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1647 (rs6000_init_hard_regno_mode_ok): Adjust.
1648 * config/rs6000/rs6000.md: Replace "wj" constraint by "wi" with "p8v".
1650 * config/rs6000/vsx.md: Ditto.
1651 * doc/md.texi (Machine Constraints): Adjust.
1653 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1655 * config/rs6000/constraints.md (define_register_constraint "wh"):
1657 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1658 RS6000_CONSTRAINT_wh.
1659 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1660 (rs6000_init_hard_regno_mode_ok): Adjust.
1661 * config/rs6000/rs6000.md: Replace "wh" constraint by "wa" with "p8v".
1662 * doc/md.texi (Machine Constraints): Adjust.
1664 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
1667 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
1668 Avoid calling gen_lowpart with CONST operand.
1670 2019-05-21 Alexandre Oliva <aoliva@redhat.com>
1672 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add
1673 field template_last_to_copy.
1674 (ssa_create_duplicates): Set it, and use it. Attempt to
1675 preserve more debug stmts.
1677 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
1679 * config/i386/sse.md (VF1_AVX2): New mode iterator.
1680 (signbit<mode>2): New expander
1682 2019-05-21 James Clarke <jrtc27@jrtc27.com>
1685 * dwarf2out.c (dwarf2out_inline_entry): Use ASM_OUTPUT_DEBUG_LABEL
1686 instead of ASM_GENERATE_INTERNAL_LABEL and ASM_OUTPUT_LABEL.
1688 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
1690 * config/i386/cpuid.h (__cpuid): For 32bit targets, zero
1691 %ebx and %ecx bafore calling cpuid with leaf 1 or
1692 non-constant leaf argument.
1694 2019-05-21 Alan Modra <amodra@gmail.com>
1697 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase
1698 power9 direct move cost.
1699 * testsuite/gcc.target/powerpc/fold-vec-splats-floatdouble.c:
1700 Correct comments and rename functions to suit parameters.
1702 2019-05-21 Richard Biener <rguenther@suse.de>
1705 * fold-const.c (fold_read_from_vector): New function.
1706 * fold-const.h (fold_read_from_vector): Declare.
1707 * match.pd (VEC_PERM_EXPR): Build BIT_INSERT_EXPRs for
1708 single-element insert permutations. Canonicalize selector
1709 further and fix issue with last commit.
1711 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
1713 * tree-cfg.h (split_critical_edges): Add for_edge_insertion_p
1714 parameter with default value false to declaration.
1715 (split_edges_for_insertion): New inline function. Wrapper for
1716 split_critical_edges with for_edge_insertion_p = true.
1717 * tree-cfg.c (split_critical_edges): Don't split non-critical
1718 edges if for_edge_insertion_p is false. Fix whitespace.
1719 * tree-ssa-pre.c (pass_pre::execute): Call
1720 split_edges_for_insertion instead of split_critical_edges.
1721 * gcc/tree-ssa-tail-merge.c (tail_merge_optimize): Ditto.
1722 * gcc/tree-ssa-sink.c (pass_sink_code::execute): Ditto.
1723 (pass_data_sink_code): Update function name in the comment.
1725 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
1727 * tree-ssa-uninit.c (value_sat_pred_p): This new function is a wrapper
1728 around is_value_included_in that knows how to handle BIT_AND_EXPR.
1729 (is_pred_expr_subset_of): Use the new function. Handle more cases where
1730 code1 == EQ_EXPR and where code1 == BIT_AND_EXPR and thus fix some false
1733 2019-05-21 Martin Liska <mliska@suse.cz>
1735 * config/rs6000/driver-rs6000.c (elf_platform): Do not use
1737 * config/rs6000/rs6000-c.c (rs6000_pragma_longcal): Wrap pragma in %<%>.
1738 (altivec_resolve_overloaded_builtin): Likewise for vec_lvsl and
1740 * config/rs6000/rs6000.c (rs6000_option_override_internal):
1742 (rs6000_function_arg): Likewise.
1743 (rs6000_expand_set_fpscr_drn_builtin): Remove trailing dot.
1744 (rs6000_expand_ternop_builtin): Use interval syntax.
1745 (get_element_number): Likewise.
1746 (altivec_expand_builtin): Likewise.
1747 (rs6000_get_function_versions_dispatcher): Quote target_clones.
1751 2019-05-20 Jakub Jelinek <jakub@redhat.com>
1755 * function.h (struct function): Add calls_eh_return member.
1756 * gimplify.c (gimplify_call_expr): Set cfun->calls_eh_return when
1757 gimplifying __builtin_eh_return call.
1758 * tree-inline.c (initialize_cfun): Copy calls_eh_return from src_cfun
1760 (expand_call_inline): Or in src_cfun->calls_eh_return into
1761 dst_cfun->calls_eh_return.
1762 * tree-tailcall.c (suitable_for_tail_call_opt_p): Return false if
1763 cfun->calls_eh_return.
1764 * lto-streamer-in.c (input_struct_function_base): Read calls_eh_return.
1765 * lto-streamer-out.c (output_struct_function_base): Write
1768 2019-05-20 Marc Glisse <marc.glisse@inria.fr>
1770 PR rtl-optimization/43147
1771 * config/i386/i386.c (ix86_gimple_fold_builtin): Handle
1772 IX86_BUILTIN_SHUFPD.
1774 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
1776 * tree-ssa-alias.c (refs_may_alias_p_2): Break out from ...
1777 (refs_may_alias_p_1): ... here; update stats.
1778 (refs_may_alias_p): Do not update stats here.
1780 2019-05-20 Richard Biener <rguenther@suse.de>
1782 * tree-ssa-structalias.c (find_func_aliases): POINTER_DIFF_EXPR
1783 doesn't produce pointers.
1784 {TRUNC,CEIL,FLOOR,ROUND,EXACT}_{DIV,MOD}_EXPR points to what
1785 the first operand points to.
1787 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
1789 * tree-ssa-alias.c (compare_sizes): New function.
1790 (sompare_type_sizes): New function
1791 (aliasing_component_refs_p): Use it.
1792 (indirect_ref_may_alias_decl_p): Likewise.
1794 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1796 * config/i386/sol2.h (CC1_SPEC): Reject -mx32.
1798 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1800 * config/sol2.h (LIBTSAN_EARLY_SPEC): Remove : after %e.
1801 (LIBLSAN_EARLY_SPEC): Likewise.
1802 * config/i386/sol2.h (ASAN_REJECT_SPEC): Likewise.
1804 2019-05-20 Martin Liska <mliska@suse.cz>
1806 * config/i386/i386.c (ix86_libc_has_fast_function):
1807 Add ATTRIBUTE_UNUSED for the argument.
1809 2019-05-20 Richard Biener <rguenther@suse.de>
1811 * gimple-match-head.c: Include vec-perm-indices.h.
1812 * generic-match-head.c: Likewise.
1813 * fold-const.h (fold_vec_perm): Declare when vec-perm-indices.h
1815 * fold-const.c (fold_vec_perm): Export.
1816 (fold_ternary_loc): Move non-constant folding of VEC_PERM_EXPR...
1817 (match.pd): ...here.
1819 2019-05-20 Jakub Jelinek <jakub@redhat.com>
1821 * cfgloop.h (struct loop): Add simdlen member.
1822 * cfgloopmanip.c (copy_loop_info): Copy simdlen as well.
1823 * omp-expand.c (expand_omp_simd): Set it if simdlen clause is present.
1824 * tree-vect-loop.c (vect_analyze_loop): Pass loop->simdlen != 0
1825 as new argument to autovectorize_vector_sizes target hook. If
1826 loop->simdlen, pick up vector size where the vectorization factor
1827 is equal to loop->simd, and if there is none, fall back to the first
1829 (vect_transform_loop): Adjust autovectorize_vector_sizes target hook
1831 * omp-low.c (omp_clause_aligned_alignment): Likewise.
1832 * omp-general.c (omp_max_vf): Likewise.
1833 * optabs-query.c (can_vec_mask_load_store_p): Likewise.
1834 * tree-vect-slp.c (vect_slp_bb): Likewise.
1835 * target.def (autovectorize_vector_sizes): Add ALL argument and
1837 * doc/tm.texi: Adjust documentation.
1838 * targhooks.c (default_autovectorize_vector_sizes): Add bool argument.
1839 * targhooks.h (default_autovectorize_vector_sizes): Likewise.
1840 * config/aarch64/aarch64.c (aarch64_autovectorize_vector_sizes): Add
1842 * config/arc/arc.c (arc_autovectorize_vector_sizes): Likewise.
1843 * config/arm/arm.c (arm_autovectorize_vector_sizes): Likewise.
1844 * config/mips/mips.c (mips_autovectorize_vector_sizes): Likewise.
1845 * config/i386/i386.c (ix86_autovectorize_vector_sizes): Likewise. If
1846 true and TARGET_AVX512F or TARGET_AVX, push 3 or 2 sizes even if
1847 preferred vector size is not 512-bit or 256-bit, just put those
1848 unpreferred ones last.
1850 2019-05-20 Martin Liska <mliska@suse.cz>
1852 * targhooks.c (default_libc_has_fast_function): New function.
1853 * targhooks.h (default_libc_has_fast_function): Likewise.
1855 2019-05-20 Martin Liska <mliska@suse.cz>
1858 * builtins.c (expand_builtin_memory_copy_args): When having a
1859 target with fast mempcpy implementation do now use memcpy.
1860 * config/i386/i386.c (ix86_libc_has_fast_function): New.
1861 (TARGET_LIBC_HAS_FAST_FUNCTION): Likewise.
1862 * doc/tm.texi: Likewise.
1863 * doc/tm.texi.in: Likewise.
1865 * expr.c (emit_block_move_hints): Add 2 new arguments.
1866 * expr.h (emit_block_move_hints): Bail out when libcall
1867 to memcpy would be used.
1869 2019-05-20 Martin Liska <mliska@suse.cz>
1871 * profile-count.c: Add vertical spacing in order
1872 to separate functions.
1873 * profile-count.h: Likewise.
1875 2019-05-20 Martin Liska <mliska@suse.cz>
1877 * profile-count.h: Do not use full qualified
1879 * profile-count.c (profile_count::to_frequency): Likewise.
1881 2019-05-20 Martin Liska <mliska@suse.cz>
1883 * profile-count.h (enum profile_quality): Use capital letters
1884 for enum value names. Use the adjusted names.
1885 * profile-count.c: Use the adjusted names.
1887 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1889 * config/rs6000/constraints.md (define_register_constraint "wH"):
1891 (define_register_constraint "wI"): Delete.
1892 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1893 RS6000_CONSTRAINT_wH and RS6000_CONSTRAINT_wI.
1894 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1895 (rs6000_init_hard_regno_mode_ok): Adjust.
1896 * config/rs6000/rs6000.md: Replace "wH" and "wI" constraints by "v"
1897 resp. "d", or with "wa" as appropriate, all with "p8v".
1898 * config/rs6000/vsx.md: Ditto.
1899 * doc/md.texi (Machine Constraints): Adjust.
1901 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1903 * config/rs6000/constraints.md (define_register_constraint "wy"):
1905 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1906 RS6000_CONSTRAINT_wy.
1907 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1908 (rs6000_init_hard_regno_mode_ok): Adjust.
1909 * config/rs6000/rs6000.md: Replace "wy" constraint by "wa" with "p8v".
1910 Use "<Fisa>" as "isa" in all alternatives that use "<Fv2>".
1911 (define_mode_attr Fisa): New.
1912 * config/rs6000/vsx.md: Replace "wy" constraint by "wa" with "p8v".
1913 * doc/md.texi (Machine Constraints): Adjust.
1915 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1917 * config/rs6000/constraints.md (define_register_constraint "wu"):
1919 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1920 RS6000_CONSTRAINT_wu.
1921 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1922 (rs6000_init_hard_regno_mode_ok): Adjust.
1923 * config/rs6000/rs6000.md: Replace "wu" constraint by "v" or "wa",
1925 (define_mode_attr Fa): Delete.
1926 * config/rs6000/vsx.md: Ditto.
1927 * doc/md.texi (Machine Constraints): Adjust.
1929 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1931 * config/rs6000/constraints.md (define_register_constraint "wJ"):
1933 (define_register_constraint "wK"): Delete.
1934 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1935 RS6000_CONSTRAINT_wJ and RS6000_CONSTRAINT_wK.
1936 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1937 (rs6000_init_hard_regno_mode_ok): Adjust.
1938 * config/rs6000/rs6000.md: Replace "wJ" constraint by "wI" with "p9v".
1939 Replace "wK" constraint by "wH" with "p9v".
1940 * config/rs6000/vsx.md: Ditto.
1941 * doc/md.texi (Machine Constraints): Adjust.
1943 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1945 * config/rs6000/constraints.md (define_register_constraint "wb"):
1947 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1948 RS6000_CONSTRAINT_wb.
1949 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1950 (rs6000_init_hard_regno_mode_ok): Adjust.
1951 * config/rs6000/rs6000.md: Replace "wb" constraint by "v" with "p9v".
1952 * config/rs6000/vsx.md: Ditto.
1953 * doc/md.texi (Machine Constraints): Adjust.
1955 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1957 * config/rs6000/constraints.md (define_register_constraint "wo"):
1959 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1960 RS6000_CONSTRAINT_wo.
1961 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1962 (rs6000_init_hard_regno_mode_ok): Adjust.
1963 * config/rs6000/rs6000.md: Replace "wo" constraint by "wa" with "p9v".
1964 * config/rs6000/altivec.md: Ditto.
1965 * doc/md.texi (Machine Constraints): Adjust.
1967 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
1969 * config/darwin-c.c (darwin_register_objc_includes): Do not
1970 prepend the sysroot when building gnu-runtime header search
1973 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
1975 * config/darwin.c (darwin_file_end): Use switch_to_section ()
1976 instead of direct output of the asm.
1978 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
1980 * config/rs6000/rs6000.c (restore_saved_cr): Change a boolean
1981 argument to be type bool (was int before).
1982 (rs6000_emit_epilogue): Simplify some code. Declare some variables
1983 at first use. Use type bool for some variables. Fix a theoretical
1984 eh_return bug for svr4.
1986 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
1988 * config/rs6000/rs6000.md (isa): New attribute.
1989 (enabled): New attribute.
1991 2019-05-17 Max Filippov <jcmvbkbc@gmail.com>
1993 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Call
1994 assemble_start_function and assemble_end_function.
1996 2019-05-17 Thomas Schwinge <thomas@codesourcery.com>
1999 * omp-general.c (oacc_verify_routine_clauses): Change formal
2000 parameters. Add checking if already marked with an OpenACC
2001 'routine' directive. Adjust all users.
2004 * omp-general.c (oacc_build_routine_dims): Move some of its
2006 (oacc_verify_routine_clauses): ... this new function.
2007 * omp-general.h (oacc_verify_routine_clauses): New prototype.
2009 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
2011 * config/rs6000/rs6000.c (machopic_output_stub): Adjust the
2012 formating of picbase labels to match other ports.
2014 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
2016 * config/rs6000/rs6000.c (macho_branch_islands): Fix bad indent
2017 in the generated code.
2019 2019-05-16 Martin Sebor <msebor@redhat.com>
2021 * builtins.c (expand_builtin_atomic_always_lock_free): Quote
2022 identifiers, keywords, operators, and types in diagnostics. Correct
2023 quoting, spelling, and sentence capitalization issues.
2024 (expand_builtin_atomic_is_lock_free): Same.
2025 (fold_builtin_next_arg): Same.
2026 * cfgexpand.c (expand_one_var): Same.
2027 (tree_conflicts_with_clobbers_p): Same.
2028 (expand_asm_stmt): Same.
2029 (verify_loop_structure): Same.
2030 * cgraphunit.c (process_function_and_variable_attributes): Same.
2031 * collect-utils.c (collect_execute): Same.
2032 * collect2.c (maybe_run_lto_and_relink): Same.
2033 (is_lto_object_file): Same.
2034 (scan_prog_file): Same.
2035 * convert.c (convert_to_real_1): Same.
2036 * dwarf2out.c (dwarf2out_begin_prologue): Same.
2037 * except.c (verify_eh_tree): Same.
2038 * gcc.c (execute): Same.
2039 (eval_spec_function): Same.
2040 (run_attempt): Same.
2041 (driver::set_up_specs): Same.
2042 (compare_debug_auxbase_opt_spec_function): Same.
2043 * gcov-tool.c (unlink_gcda_file): Same.
2046 * gcse.c (gcse_or_cprop_is_too_expensive): Same.
2047 * gimplify.c (gimplify_asm_expr): Same.
2048 (gimplify_adjust_omp_clauses): Same.
2049 * hsa-gen.c (gen_hsa_addr_insns): Same.
2050 (gen_hsa_insns_for_load): Same.
2051 (gen_hsa_cmp_insn_from_gimple): Same.
2052 (gen_hsa_insns_for_operation_assignment): Same.
2053 (gen_get_level): Same.
2054 (gen_hsa_alloca): Same.
2055 (omp_simple_builtin::generate): Same.
2056 (gen_hsa_atomic_for_builtin): Same.
2057 (gen_hsa_insns_for_call): Same.
2058 * input.c (dump_location_info): Same.
2059 * ipa-devirt.c (compare_virtual_tables): Same.
2060 * ira.c (ira_setup_eliminable_regset): Same.
2061 * lra-assigns.c (lra_assign): Same.
2062 * lra-constraints.c (lra_constraints): Same.
2063 * lto-streamer-in.c (lto_input_mode_table): Same.
2064 * lto-wrapper.c (get_options_from_collect_gcc_options): Same.
2065 (merge_and_complain): Same.
2066 (compile_offload_image): Same.
2067 (compile_images_for_offload_targets): Same.
2068 (debug_objcopy): Same.
2071 * opts.c (print_specific_help): Same.
2072 (parse_no_sanitize_attribute): Same.
2074 (handle_param): Same.
2075 * plugin.c (add_new_plugin): Same.
2076 (parse_plugin_arg_opt): Same.
2077 (try_init_one_plugin): Same.
2078 * print-rtl.c (debug_bb_n_slim): Quote identifiers, keywords,
2079 operators, and types in diagnostics. Correct quoting and spelling
2081 * read-rtl-function.c (parse_edge_flag_token): Same.
2082 (function_reader::parse_enum_value): Same.
2083 * reg-stack.c (check_asm_stack_operands): Same.
2084 * regcprop.c (validate_value_data): Same.
2085 * sched-rgn.c (make_pass_sched_fusion): Same.
2086 * stmt.c (check_unique_operand_names): Same.
2087 * targhooks.c (default_target_option_pragma_parse): Same.
2088 * tlink.c (recompile_files): Same.
2089 * toplev.c (process_options): Same.
2091 * trans-mem.c (diagnose_tm_1): Same.
2092 (ipa_tm_scan_irr_block): Same.
2093 (ipa_tm_diagnose_transaction): Same.
2094 * tree-cfg.c (verify_address): Same. Use get_tree_code_name to
2095 format a tree code name in a diagnostic.
2096 (verify_types_in_gimple_min_lval): Same.
2097 (verify_types_in_gimple_reference): Same.
2098 (verify_gimple_call): Same.
2099 (verify_gimple_assign_unary): Same.
2100 (verify_gimple_assign_binary): Same.
2101 (verify_gimple_assign_ternary): Same.
2102 (verify_gimple_assign_single): Same.
2103 (verify_gimple_switch): Same.
2104 (verify_gimple_label): Same.
2105 (verify_gimple_phi): Same.
2106 (verify_gimple_in_seq): Same.
2107 (verify_eh_throw_stmt_node): Same.
2108 (collect_subblocks): Same.
2109 (gimple_verify_flow_info): Same.
2110 (do_warn_unused_result): Same.
2111 * tree-inline.c (expand_call_inline): Same.
2112 * tree-into-ssa.c (update_ssa): Same.
2113 * tree.c (tree_int_cst_elt_check_failed): Same.
2114 (tree_vec_elt_check_failed): Same.
2115 (omp_clause_operand_check_failed): Same.
2116 (verify_type_variant): Same.
2117 (verify_type): Same.
2118 * value-prof.c (verify_histograms): Same.
2119 * varasm.c (assemble_start_function): Same.
2121 2019-05-16 Martin Sebor <msebor@redhat.com>
2123 * config/i386/i386-expand.c (get_element_number): Quote keywords
2124 and other internal names in diagnostics. Adjust other diagnostic
2125 formatting issues noted by -Wformat-diag.
2126 * config/i386/i386-features.c
2127 (ix86_mangle_function_version_assembler_name): Same.
2128 * config/i386/i386-options.c (ix86_handle_abi_attribute): Same.
2129 * config/i386/i386.c (ix86_function_type_abi): Same.
2130 (ix86_function_ms_hook_prologue): Same.
2131 (classify_argument): Same.
2132 (ix86_expand_prologue): Same.
2133 (ix86_md_asm_adjust): Same.
2134 (ix86_memmodel_check): Same.
2136 2019-05-17 Dragan Mladjenovic <dmladjenovic@wavecomp.com>
2138 * config/mips/mips.c (mips_dwarf_frame_reg_mode): Replace
2139 TARGET_FLOAT64 with !TARGET_FLOAT32, thus handling both fp64
2142 2019-05-17 H.J. Lu <hongjiu.lu@intel.com>
2145 * config/i386/i386-expand.c (ix86_expand_builtin): Enable MMX
2146 intrinsics without SSE/SSE2/SSSE3.
2147 * config/i386/mmx.md (mmx_uavgv8qi3): Restore TARGET_3DNOW
2149 (*mmx_uavgv8qi3): Likewise.
2151 2019-05-17 Richard Biener <rguenther@suse.de>
2153 * gimple-pretty-print.c (dump_ternary_rhs): Handle dumping
2154 VEC_PERM_EXPR as __VEC_PERM with -gimple.
2156 2019-05-17 Andreas Krebbel <krebbel@linux.ibm.com>
2158 * config/s390/s390-builtins.def (s390_vec_sldw_*): Use the
2159 vec_sldw insn pattern.
2161 2019-05-17 Richard Biener <rguenther@suse.de>
2163 * ccmp.c (expand_ccmp_expr_1): Do not use gimple_assign_rhs_to_tree.
2165 2019-05-17 Martin Liska <mliska@suse.cz>
2168 * toplev.c (output_stack_usage): With LTO and sanitizer it
2169 happens that a global ctor (_GLOBAL__sub_I_00099_0_main)
2170 has no file location.
2172 2019-05-16 Jakub Jelinek <jakub@redhat.com>
2175 * tree-ssa-scopedtables.c (equal_mem_array_ref_p): Don't assert that
2176 sz0 is equal to sz1, instead return false in that case.
2178 * omp-low.c (lower_rec_input_clauses): If OMP_CLAUSE_IF
2179 has non-constant expression, force sctx.lane and use two
2180 argument IFN_GOMP_SIMD_LANE instead of single argument.
2181 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't DCE
2182 two argument IFN_GOMP_SIMD_LANE without lhs.
2183 * tree-vectorizer.h (struct _loop_vec_info): Add simd_if_cond
2185 (LOOP_VINFO_SIMD_IF_COND, LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND):
2187 (LOOP_REQUIRES_VERSIONING): Or in
2188 LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND.
2189 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize
2191 (vect_analyze_loop_2): Punt if LOOP_VINFO_SIMD_IF_COND is constant 0.
2192 * tree-vect-loop-manip.c (vect_loop_versioning): Add runtime check
2193 from simd if clause if needed.
2195 2019-05-16 Richard Biener <rguenther@suse.de>
2197 * tree-affine.c (expr_to_aff_combination): New function split
2199 (tree_to_aff_combination): ... here.
2200 (aff_combination_expand): Avoid building a GENERIC tree.
2202 2019-05-16 Max Filippov <jcmvbkbc@gmail.com>
2204 * cgraphunit.c (cgraph_node::expand_thunk): Remove
2205 assemble_start_function and assemble_end_function calls.
2206 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Call
2207 assemble_start_function and assemble_end_function.
2208 * config/arc/arc.c (arc_output_mi_thunk): Likewise.
2209 * config/arm/arm.c (arm_output_mi_thunk): Likewise.
2210 * config/bfin/bfin.c (bfin_output_mi_thunk): Likewise.
2211 * config/c6x/c6x.c (c6x_output_mi_thunk): Likewise.
2212 * config/cris/cris.c (cris_asm_output_mi_thunk): Likewise.
2213 * config/csky/csky.c (csky_output_mi_thunk): Likewise.
2214 * config/epiphany/epiphany.c (epiphany_output_mi_thunk): Likewise.
2215 * config/frv/frv.c (frv_asm_output_mi_thunk): Likewise.
2216 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
2217 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
2218 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
2219 * config/microblaze/microblaze.c (microblaze_asm_output_mi_thunk):
2221 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
2222 * config/mmix/mmix.c (mmix_asm_output_mi_thunk): Likewise.
2223 * config/mn10300/mn10300.c (mn10300_asm_output_mi_thunk): Likewise.
2224 * config/nds32/nds32.c (nds32_asm_output_mi_thunk): Likewise.
2225 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
2226 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
2227 * config/pa/pa.c (pa_asm_output_mi_thunk): Likewise.
2228 * config/riscv/riscv.c (riscv_output_mi_thunk): Likewise.
2229 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
2230 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2231 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
2232 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2233 * config/spu/spu.c (spu_output_mi_thunk): Likewise.
2234 * config/stormy16/stormy16.c (xstormy16_asm_output_mi_thunk):
2236 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
2237 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
2238 * config/vax/vax.c (vax_output_mi_thunk): Likewise.
2240 2019-05-16 Jan Hubicka <hubicka@ucw.cz>
2242 * tree-ssa-alias.c (alias_stats): Add
2243 aliasing_component_refs_p_may_alias and
2244 aliasing_component_refs_p_no_alias.
2245 (dump_alias_stats): Print aliasing_component_refs_p stats.
2246 (aliasing_component_refs_p): Update stats.
2248 2019-05-16 Martin Liska <mliska@suse.cz>
2251 * multiple_target.c (expand_target_clones): Do not allow
2252 target_clones being used with a symbol that is an alias.
2254 2019-05-16 Vladislav Ivanishin <vlad@ispras.ru>
2256 PR tree-optimization/90394
2257 * tree-ssa-uninit.c (is_pred_expr_subset_of): Potentially give false
2258 positives rather than ICE for cases where (code2 == NE_EXPR
2259 && code1 == BIT_AND_EXPR).
2261 2019-05-16 Jakub Jelinek <jakub@redhat.com>
2264 * tree-core.h (struct tree_decl_common): Document
2265 decl_nonshareable_flag for PARM_DECLs.
2266 * tree.h (DECL_HIDDEN_STRING_LENGTH): Define.
2267 * calls.c (expand_call): Don't try tail call if caller
2268 has any DECL_HIDDEN_STRING_LENGTH PARM_DECLs that are or might be
2269 passed on the stack and callee needs to pass any arguments on the
2271 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
2272 else if instead of series of mutually exclusive ifs. Handle
2273 DECL_HIDDEN_STRING_LENGTH for PARM_DECLs.
2274 * tree-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
2276 * lto-streamer.h (LTO_major_version): Bump to 9.
2278 2019-05-16 Jun Ma <JunMa@linux.alibaba.com>
2280 PR tree-optimization/90106
2281 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds): Add
2282 new parameter as new internal function call, also move it to new
2284 (use_internal_fn): Pass internal function call to
2285 shrink_wrap_one_built_in_call_with_conds.
2287 2019-05-15 Jakub Jelinek <jakub@redhat.com>
2289 * omp-low.c (lower_rec_input_clauses): For if (0) or simdlen (1) set
2291 * omp-expand.c (expand_omp_simd): For if (0) or simdlen (1) clear
2292 safelen_int and set loop->dont_vectorize.
2294 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2297 * config/i386/i386-builtin.def: Enable MMX intrinsics with
2299 * config/i386/i386-builtins.c (ix86_init_mmx_sse_builtins):
2301 * config/i386/i386-expand.c (ix86_expand_builtin): Allow
2302 SSE/SSE2/SSSE3 to emulate MMX intrinsics with TARGET_MMX_WITH_SSE.
2303 * config/i386/mmintrin.h: Only require SSE2 if __MMX_WITH_SSE__
2306 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2309 * config/i386/mmx.md (*vec_dupv2sf): Changed to
2310 define_insn_and_split to support SSE emulation.
2311 (*vec_extractv2sf_0): Likewise.
2312 (*vec_extractv2sf_1): Likewise.
2313 (*vec_extractv2si_0): Likewise.
2314 (*vec_extractv2si_1): Likewise.
2315 (*vec_extractv2si_zext_mem): Likewise.
2316 (vec_setv2sf): Also allow TARGET_MMX_WITH_SSE.
2317 (vec_extractv2sf_1 splitter): Likewise.
2318 (vec_extractv2sfsf): Likewise.
2319 (vec_setv2si): Likewise.
2320 (vec_extractv2si_1 splitter): Likewise.
2321 (vec_extractv2sisi): Likewise.
2322 (vec_setv4hi): Likewise.
2323 (vec_extractv4hihi): Likewise.
2324 (vec_setv8qi): Likewise.
2325 (vec_extractv8qiqi): Likewise.
2326 (vec_extractv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
2327 TARGET_MMX_WITH_SSE ix86_expand_vector_extract.
2328 (vec_extractv2sisi): Likewise.
2329 (vec_extractv4hihi): Likewise.
2330 (vec_extractv8qiqi): Likewise.
2331 (vec_initv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
2332 TARGET_MMX_WITH_SSE to ix86_expand_vector_init.
2333 (vec_initv2sisi): Likewise.
2334 (vec_initv4hihi): Likewise.
2335 (vec_initv8qiqi): Likewise.
2336 (vec_setv2si): Also allow TARGET_MMX_WITH_SSE. Pass
2337 TARGET_MMX_WITH_SSE to ix86_expand_vector_set.
2338 (vec_setv4hi): Likewise.
2339 (vec_setv8qi): Likewise.
2341 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2344 * config/i386/mmx.md (MMXMODE:mov<mode>): Also allow
2345 TARGET_MMX_WITH_SSE.
2346 (MMXMODE:*mov<mode>_internal): Likewise.
2347 (MMXMODE:movmisalign<mode>): Likewise.
2349 2019-05-15 Uroš Bizjak <ubizjak@gmail.com>
2352 * config/i386/i386.md (*zero_extendsidi2): Add mmx_isa attribute.
2353 * config/i386/sse.md (sse2_cvtpi2pd): Ditto.
2354 (sse2_cvtpd2pi): Ditto.
2355 (sse2_cvttpd2pi): Ditto.
2356 (*vec_concatv2sf_sse4_1): Ditto.
2357 (*vec_concatv2sf_sse): Ditto.
2358 (*vec_concatv2si_sse4_1): Ditto.
2359 (*vec_concatv2si): Ditto.
2360 (*vec_concatv4si_0): Ditto.
2361 (*vec_concatv2di_0): Ditto.
2363 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2366 * config/i386/sse.md (abs<mode>2): Add SSE emulation.
2368 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2371 * config/i386/sse.md (ssse3_palignrdi): Changed to
2372 define_insn_and_split to support SSE emulation.
2374 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2377 * config/i386/sse.md (ssse3_psign<mode>3): Add SSE emulation.
2379 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2382 * config/i386/sse.md (ssse3_pshufbv8qi3): Changed to
2383 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
2386 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2389 * config/i386/sse.md (ssse3_pmulhrswv4hi3): Require TARGET_MMX
2390 or TARGET_MMX_WITH_SSE.
2391 (*ssse3_pmulhrswv4hi3): Add SSE emulation.
2393 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2396 * config/i386/sse.md (ssse3_pmaddubsw): Add SSE emulation.
2398 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2401 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>dv2si3):
2402 Changed to define_insn_and_split to support SSE emulation.
2404 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2407 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>wv4hi3):
2408 Changed to define_insn_and_split to support SSE emulation.
2410 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2413 * config/i386/mmx.md (mmx_<emms>): Renamed to ...
2414 (*mmx_<emms>): This.
2415 (mmx_<emms>): New expander.
2417 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2420 * config/i386/mmx.md (sse2_umulv1siv1di3): Add SSE emulation
2422 (*sse2_umulv1siv1di3): Add SSE2 emulation.
2424 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2427 * config/i386/mmx.md (sse_movntq): Add SSE2 emulation.
2429 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2432 * config/i386/mmx.md (mmx_psadbw): Add SSE emulation.
2434 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2437 * config/i386/mmx.md (mmx_uavgv4hi3): Also check TARGET_MMX and
2438 TARGET_MMX_WITH_SSE.
2439 (*mmx_uavgv4hi3): Add SSE emulation.
2441 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2444 * config/i386/mmx.md (mmx_uavgv8qi3): Also check TARGET_MMX
2445 and TARGET_MMX_WITH_SSE.
2446 (*mmx_uavgv8qi3): Add SSE emulation.
2448 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2451 * config/i386/xmmintrin.h: Emulate MMX maskmovq with SSE2
2452 maskmovdqu for __MMX_WITH_SSE__.
2454 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2457 * config/i386/mmx.md (mmx_umulv4hi3_highpart): Also check
2458 TARGET_MMX and TARGET_MMX_WITH_SSE.
2459 (*mmx_umulv4hi3_highpart): Add SSE emulation.
2461 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2464 * config/i386/mmx.md (mmx_pmovmskb): Changed to
2465 define_insn_and_split to support SSE emulation.
2467 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2470 * config/i386/mmx.md (mmx_<code>v4hi3): Also check TARGET_MMX
2471 and TARGET_MMX_WITH_SSE.
2472 (mmx_<code>v8qi3): Likewise.
2473 (smaxmin:<code>v4hi3): New.
2474 (umaxmin:<code>v8qi3): Likewise.
2475 (smaxmin:*mmx_<code>v4hi3): Add SSE emulation.
2476 (umaxmin:*mmx_<code>v8qi3): Likewise.
2478 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2481 * config/i386/mmx.md (mmx_pinsrw): Also check TARGET_MMX and
2482 TARGET_MMX_WITH_SSE.
2483 (*mmx_pinsrw): Add SSE emulation.
2485 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2488 * config/i386/mmx.md (mmx_pextrw): Add SSE emulation.
2490 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2493 * config/i386/sse.md (sse_cvtpi2ps): Changed to
2494 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
2497 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2500 * config/i386/sse.md (sse_cvtps2pi): Add SSE emulation.
2501 (sse_cvttps2pi): Likewise.
2503 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2506 * config/i386/mmx.md (mmx_pshufw): Also check TARGET_MMX and
2507 TARGET_MMX_WITH_SSE.
2508 (mmx_pshufw_1): Add SSE emulation.
2509 (*vec_dupv4hi): Changed to define_insn_and_split and also allow
2510 TARGET_MMX_WITH_SSE to support SSE emulation.
2512 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2515 * config/i386/constraints.md (Yw): New constraint.
2516 * config/i386/mmx.md (*vec_dupv2si): Changed to
2517 define_insn_and_split and also allow TARGET_MMX_WITH_SSE to
2518 support SSE emulation.
2520 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2523 * config/i386/mmx.md (mmx_eq<mode>3): Also allow
2524 TARGET_MMX_WITH_SSE.
2525 (*mmx_eq<mode>3): Also allow TARGET_MMX_WITH_SSE. Add SSE
2527 (mmx_gt<mode>3): Likewise.
2529 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2532 * config/i386/mmx.md (mmx_andnot<mode>3): Also allow
2533 TARGET_MMX_WITH_SSE. Add SSE support.
2535 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2538 * config/i386/mmx.md (any_logic:mmx_<code><mode>3): Also allow
2539 TARGET_MMX_WITH_SSE.
2540 (any_logic:<code><mode>3): New.
2541 (any_logic:*mmx_<code><mode>3): Also allow TARGET_MMX_WITH_SSE.
2544 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2547 * config/i386/mmx.md (mmx_ashr<mode>3): Also allow
2548 TARGET_MMX_WITH_SSE. Add SSE emulation.
2549 (mmx_<shift_insn><mode>3): Likewise.
2551 (<shift_insn><mode>3): Likewise.
2553 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2556 * config/i386/mmx.md (mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE.
2557 (*mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE. Add SSE support.
2559 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2562 * config/i386/mmx.md (mmx_smulv4hi3_highpart): Also allow
2563 TARGET_MMX_WITH_SSE.
2564 (*mmx_smulv4hi3_highpart): Also allow TARGET_MMX_WITH_SSE. Add
2567 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2570 * config/i386/mmx.md (mmx_mulv4hi3): Also allow
2571 TARGET_MMX_WITH_SSE.
2573 (*mmx_mulv4hi3): Also allow TARGET_MMX_WITH_SSE. Add SSE
2576 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2579 * config/i386/mmx.md (MMXMODEI8): Require TARGET_SSE2 for V1DI.
2580 (plusminus:mmx_<plusminus_insn><mode>3): Check
2581 TARGET_MMX_WITH_SSE.
2582 (sat_plusminus:mmx_<plusminus_insn><mode>3): Likewise.
2583 (<plusminus_insn><mode>3): New.
2584 (*mmx_<plusminus_insn><mode>3): Add SSE emulation.
2585 (*mmx_<plusminus_insn><mode>3): Likewise.
2587 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2590 * config/i386/i386-expand.c (ix86_split_mmx_punpck): New function.
2591 * config/i386/i386-protos.h (ix86_split_mmx_punpck): New
2593 * config/i386/mmx.m (mmx_punpckhbw): Changed to
2594 define_insn_and_split to support SSE emulation.
2595 (mmx_punpcklbw): Likewise.
2596 (mmx_punpckhwd): Likewise.
2597 (mmx_punpcklwd): Likewise.
2598 (mmx_punpckhdq): Likewise.
2599 (mmx_punpckldq): Likewise.
2601 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2602 Uros Bizjak <ubizjak@gmail.com>
2605 * config/i386/i386-expand.c (ix86_move_vector_high_sse_to_mmx):
2607 (ix86_split_mmx_pack): Likewise.
2608 * config/i386/i386-protos.h (ix86_move_vector_high_sse_to_mmx):
2610 (ix86_split_mmx_pack): Likewise.
2611 * config/i386/i386.md (mmx_isa): New.
2612 (enabled): Also check mmx_isa.
2613 * config/i386/mmx.md (any_s_truncate): New code iterator.
2614 (s_trunsuffix): New code attr.
2615 (mmx_packsswb): Removed.
2616 (mmx_packssdw): Likewise.
2617 (mmx_packuswb): Likewise.
2618 (mmx_pack<s_trunsuffix>swb): New define_insn_and_split to emulate
2619 MMX packsswb/packuswb with SSE2.
2620 (mmx_packssdw): Likewise.
2621 * config/i386/predicates.md (register_mmxmem_operand): New.
2623 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2626 * config/i386/i386-c.c (ix86_target_macros_internal): Define
2627 __MMX_WITH_SSE__ for TARGET_MMX_WITH_SSE.
2628 * config/i386/i386.c (ix86_set_reg_reg_cost): Add support for
2629 TARGET_MMX_WITH_SSE with VALID_MMX_REG_MODE.
2630 (ix86_vector_mode_supported_p): Likewise.
2631 * config/i386/i386.h (TARGET_MMX_WITH_SSE): New.
2633 2019-05-15 Martin Liska <mliska@suse.cz>
2636 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
2639 2019-05-15 Richard Biener <rguenther@suse.de>
2641 * tree-into-ssa.c (pass_build_ssa::execute): Run
2642 update_address_taken before going into SSA.
2644 2019-05-15 Richard Biener <rguenther@suse.de>
2646 * tree-pretty-print.c (dump_generic_node): Dump BIT_FIELD_REF
2647 as __BIT_FIELD_REF with type with -gimple.
2649 2019-05-15 Vladislav Ivanishin <vlad@ispras.ru>
2651 * tree-ssa-uninit.c (is_value_included_in): Remove is_unsigned and merge
2652 semantically equivalent branches (left over after prior refactorings).
2654 2019-05-15 Richard Biener <rguenther@suse.de>
2656 PR tree-optimization/88828
2657 * tree-ssa-forwprop.c (simplify_vector_constructor): Fix
2660 2019-05-14 Richard Biener <rguenther@suse.de>
2662 * tree-pretty-print.c (dump_generic_node): Dump VIEW_CONVERT_EXPR
2663 as __VIEW_CONVERT with -gimple.
2665 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
2668 * config/i386/darwin.h (CC1_SPEC): Report -mx32 as an error for
2671 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
2673 * config/rs6000/rs6000.md (eh_set_lr_<mode>): Merge with following
2674 define_split to become a define_insn_and_split.
2676 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
2678 * config/rs6000/rs6000-protos.h (rs6000_emit_epilogue): Change
2680 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Change arguments.
2681 * config/rs6000/rs6000.md (epilogue_type): New define_enum.
2682 (sibcall_epilogue): Adjust.
2685 2019-05-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2687 * config.gcc: Move *-*-solaris2.10* from obsolete configurations
2688 to unsupported ones.
2689 Simplify x86_64-*-solaris2.1[0-9]* to x86_64-*-solaris2*.
2690 * config.host: Likewise.
2691 * config/i386/sol2.h (ASM_COMMENT_START): Remove.
2692 * config/sparc/driver-sparc.c (host_detect_local_cpu) [__sun__ &&
2693 __svr4__]: Remove "brand" fallback.
2694 [!KSTAT_DATA_STRING]: Remove.
2695 * configure.ac (gcc_cv_ld_hidden): Simplify *-*-solaris2.1[0-9]*
2697 (comdat_group): Likewise.
2698 (set_have_as_tls): Likewise.
2699 (gcc_cv_target_dl_iterate_phdr): Likewise.
2700 (gcc_cv_as_shf_merge): Remove Solaris 10/x86 workaround.
2701 (gcc_cv_ld_aligned_shf_merge): Remove Solaris 10/SPARC workaround.
2702 * configure: Regenerate.
2703 * doc/install.texi: Simplify Solaris target triplets.
2704 (Specific, i?86-*-solaris2*): Remove Solaris 10 references.
2705 (Specific, *-*-solaris2*): Document Solaris 10 removal.
2706 Remove Solaris 10 references.
2707 Remove obsolete Solaris bug reference.
2708 (Specific, sparc-sun-solaris2.10): Remove.
2710 2019-05-14 Uroš Bizjak <ubizjak@gmail.com>
2712 * config/i386/i386.md (any_div): New code iterator.
2713 (paired_mod): New code attribute.
2714 (sgnprefix): Handle DIV and UDIV RTXes.
2716 (<u>divmod<mode>4): Macroize expander from divmod<mode>4
2717 and udivmod<mode>4 patterns using any_div code iterator.
2718 (divmod splitters): Macroize splitters using any_div code iterator.
2719 (*udivmodsi4_pow2_zext_1): Use exactl_log2 in insn condition.
2720 (*udivmodsi4_pow2_zext_2): Ditto.
2721 (*<u>divmod<mode>4_noext): Macroize insn from *divmod<mode>4_noext
2722 and *udivmod<mode>4_noext patterns using any_div code iterator.
2723 (*<u>divmod<mode>4_noext_zext_1): Macroize insn from
2724 *divmod<mode>4_noext_zext_1 and *udivmod<mode>4_noext_zext_1
2725 patterns using any_div code iterator.
2726 (*<u>divmod<mode>4_noext_zext_2): Macroize insn from
2727 *divmod<mode>4_noext_zext_2 and *udivmod<mode>4_noext_zext_2
2728 patterns using any_div code iterator.
2729 (<u>divmodhiqi3): Macroize insn from divmodhiqi3 and
2730 udivmodhiqi3 patterns using any_extend code iterator.
2732 2019-05-14 Richard Biener <rguenther@suse.de>
2733 H.J. Lu <hongjiu.lu@intel.com>
2735 PR tree-optimization/88828
2736 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
2737 permuting in a single non-constant element not extracted
2740 2019-05-14 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
2742 * internal-fn.def (SIGNBIT): New.
2743 * config/aarch64/aarch64-simd.md (signbitv2sf2): New expand
2745 (signbitv4sf2): Likewise.
2747 2019-05-14 Chenghua Xu <paul.hua.gm@gmail.com>
2750 * config/mips/mips.c (mips_split_move): Skip forward SRC into
2751 next insn when the SRC reg is dead.
2753 2019-05-14 Bin Cheng <bin.cheng@linux.alibaba.com>
2755 * gimple-ssa-strength-reduction.c (lookup_cand): Adjust index by 1.
2756 (alloc_cand_and_find_basis): Ditto.
2757 (backtrace_base_for_ref, create_mul_ssa_cand): Remove if-then-else.
2758 (create_mul_imm_cand, create_add_ssa_cand): Ditto.
2759 (create_add_imm_cand, slsr_process_cast): Ditto.
2760 (slsr_process_copy, replace_mult_candidate): Ditto.
2761 (replace_rhs_if_not_dup, replace_one_candidate): Ditto.
2762 (dump_cand_vec, analyze_candidates_and_replace): Skip NULL element.
2763 (pass_strength_reduction::execute): Init the first NULL element.
2765 2019-05-13 Nathan Sidwell <nathan@acm.org>
2767 * gcc.c (execute): Simplify cond-expr into if. Reformat comment.
2768 (run_attempt): Reformat line break.
2770 2019-05-13 David Edelsohn <dje.gcc@gmail.com>
2773 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Don't load EH
2774 data registers in sibcall epilogues.
2775 Don't add EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
2777 2019-05-13 Uroš Bizjak <ubizjak@gmail.com>
2780 * configure.ac (--enable-frame-pointer):
2781 Disable by default for cygwin and mingw.
2782 * configure: Regenerate.
2784 2019-05-13 Nathan Sidwell <nathan@acm.org>
2786 * dwarf2out.c (breakout_comdat_types): Move comment to correct
2788 (const_ok_for_output_1): Balance parens around #if/#else/#endif
2789 (gen_member_die): Move abstract origin check earlier. Only VARs
2790 can be static_inline_p. Simplify splicing control flow.
2792 2019-05-13 Richard Biener <rguenther@suse.de>
2794 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle
2796 (vect_build_slp_tree_1): Likewise.
2798 2019-05-13 Richard Biener <rguenther@suse.de>
2800 PR tree-optimization/90402
2801 * tree-if-conv.c (tree_if_conversion): Value number only
2802 the loop body by making the latch an exit of the region
2804 * tree-ssa-sccvn.c (process_bb): Add flag whether to skip
2806 (do_rpo_vn): Deal with multiple edges into the entry block
2807 that are not backedges inside the region by skipping PHIs
2810 2019-05-13 Richard Biener <rguenther@suse.de>
2812 PR tree-optimization/90316
2813 * tree-ssa-pre.c (insert_aux): Fold into ...
2814 (insert): ... this function. Use a RPO walk to reduce the
2815 number of required iterations.
2817 2019-05-13 Martin Liska <mliska@suse.cz>
2819 PR tree-optimization/90416
2820 * tree-vect-stmts.c (vect_check_load_store_mask): Concatenate
2821 string instead of passing the second part as va_arg argument.
2823 2019-05-13 Martin Liska <mliska@suse.cz>
2825 PR gcov-profile/90380
2826 * gcov.c (handle_cycle): Do not support zero cycle count,
2827 it should not be possible.
2828 (path_contains_zero_cycle_arc): New function.
2829 (circuit): Ignore zero cycle arc counts.
2831 2019-05-13 Martin Liska <mliska@suse.cz>
2833 PR gcov-profile/90380
2834 * gcov.c (enum loop_type): Remove the enum and
2836 (handle_cycle): Assert that we should not reach
2838 (circuit): Use loop_found instead of a tri-state loop_type.
2839 (get_cycles_count): Do not handle NEGATIVE_LOOP as it can't
2842 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
2845 * config/i386/i386.c (ix86_output_jmp_thunk_or_indirect): New.
2846 (ix86_output_indirect_branch_via_reg): Use output mechanism
2847 accounting for __USER_LABEL_PREFIX__.
2848 (ix86_output_indirect_branch_via_push): Likewise.
2849 (ix86_output_function_return): Likewise.
2850 (ix86_output_indirect_function_return): Likewise.
2852 2019-05-12 Richard Sandiford <richard.sandiford@arm.com>
2854 * doc/md.texi: Document use of code attributes in rtx patterns.
2855 * read-md.h (rtx_reader::rtx_alloc_for_name): New member function.
2856 * read-rtl.c (find_code): Split out search loops into...
2857 (maybe_find_code): ...this new function.
2858 (check_code_iterator): Make the error message more informative.
2859 (check_code_attribute): New function.
2860 (rtx_reader::rtx_alloc_for_name): Likewise.
2861 (rtx_reader::read_rtx_code): Use rtx_alloc_for_name.
2862 * config/aarch64/predicates.md (aarch64_smin, aarch64_umin): Delete.
2863 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Use
2864 <max_opp> directly as an rtx code instead of via a match_operator.
2865 * config/aarch64/aarch64-sve.md (aarch64_<su>abd<mode>_3): Likewise.
2866 (<su>abd<mode>_3): Update accordingly.
2868 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
2870 * config/rs6000/rs6000.c (debug_stack_info): When -mdebug=stack
2871 is given, print the state of the EH "save world" computation for
2874 2019-05-11 Jakub Jelinek <jakub@redhat.com>
2877 * config/aarch64/aarch64.c (aarch64_expand_epilogue): Don't add
2878 EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
2880 2019-05-11 Uroš Bizjak <ubizjak@gmail.com>
2882 * config/i386/i386.md (floatdi<X87MODEF:mode>2_i387_with_xmm):
2883 Use pinsrd for TARGET_SSE4_1.
2884 * config/i386/sse.md (movdi_to_sse): Ditto.
2886 2019-05-10 Richard Biener <rguenther@suse.de>
2888 * tree-ssa-sccvn.c (visit_reference_op_call): Initialize value-id.
2889 (do_rpo_vn): Initialize next_value_id.
2891 2019-05-10 Martin Liska <mliska@suse.cz>
2893 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
2896 2019-05-10 Jakub Jelinek <jakub@redhat.com>
2898 PR tree-optimization/90385
2899 * tree-parloops.c (try_create_reduction_list): Punt on non-SSA_NAME
2900 arguments of the exit phis.
2903 * tree-inline.h (struct copy_body_data): Add do_not_fold member.
2904 * tree-inline.c (remap_gimple_op_r): Avoid folding expressions if
2906 (copy_tree_body_r): Likewise.
2907 (copy_fn): Set id.do_not_fold to true.
2909 2019-05-10 Martin Liska <mliska@suse.cz>
2911 * config/i386/i386-expand.c (ix86_expand_floorceildf_32):
2912 Reapply changes from r269790.
2914 2019-05-10 Martin Liska <mliska@suse.cz>
2917 * doc/invoke.texi: New params.
2918 * params.def (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SIZE): New.
2919 (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SPEED): Likewise.
2920 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
2922 * tree-switch-conversion.h (struct jump_table_cluster):
2925 2019-05-09 Segher Boessenkool <segher@kernel.crashing.org>
2927 * combine.c (combine_simplify_rtx): Don't make IF_THEN_ELSE RTL.
2929 2019-05-09 Bill Schmidt <wschmidt@linux.ibm.com>
2931 * doc/loop.texi: Remove reference to FOR_EACH_LOOP_BREAK.
2933 2019-05-09 Alexander Monakov <amonakov@ispras.ru>
2935 PR rtl-optimization/88879
2936 * sel-sched.c (sel_target_adjust_priority): Remove assert.
2938 2019-05-09 Richard Earnshaw <rearnsha@arm.com>
2941 * config/arm/arm.c (callee_saved_reg_p): Move before
2942 thumb_find_work_register.
2943 (thumb1_prologue_unused_call_clobbered_lo_regs): Move before
2944 thumb_find_work_register. Only call df_get_live_out once.
2945 (thumb1_epilogue_unused_call_clobbered_lo_regs): Likewise.
2946 (thumb_find_work_register): Use
2947 thumb1_prologue_unused_call_clobbered_lo_regs instead of ad hoc
2948 algorithms to locate a spare call clobbered reg.
2950 2019-05-09 Martin Liska <mliska@suse.cz>
2952 * gimple-pretty-print.c (dump_binary_rhs): Dump MIN_EXPR
2953 and MAX_EXPR in GIMPLE FE format.
2955 2019-05-09 Martin Liska <mliska@suse.cz>
2957 * tree-cfg.c (dump_function_to_file): Dump entry BB count.
2958 * gimple-pretty-print.c (dump_gimple_bb_header):
2960 (pp_cfg_jump): Dump edge probability.
2961 * profile-count.c (profile_quality_as_string): Simplify
2962 with a static array.
2963 (parse_profile_quality): New function.
2964 (profile_count::dump): Simplify with a static array.
2965 (profile_count::from_gcov_type): Add new argument.
2966 * profile-count.h (parse_profile_quality): Likewise.
2967 * predict.h (set_hot_bb_threshold): New.
2968 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
2970 * predict.c (get_hot_bb_threshold): Set from the new param.
2971 (set_hot_bb_threshold): New.
2973 2019-05-09 Richard Biener <rguenther@suse.de>
2975 PR tree-optimization/90395
2976 * tree-ssa-forwprop.c (pass_forwprop::execute): Do not
2977 rewrite vector stores that throw internally.
2979 2019-05-09 Thomas Schwinge <thomas@codesourcery.com>
2981 * cif-code.def (CHKP): Remove.
2984 * configure.ac (--enable-frame-pointer): Disable by default for
2986 * configure: Regenerate.
2988 2019-05-09 Alan Modra <amodra@gmail.com>
2991 * config/rs6000/rs6000.h (enum reg_class, REG_CLASS_NAMES),
2992 (REG_CLASS_CONTENTS): Add GEN_OR_VSX_REGS class.
2993 * config/rs6000/rs6000.c (rs6000_register_move_cost): Correct
2994 cost for general <-> vsx when direct moves are available.
2995 Cost union classes at minimal cost for any reg in the class.
2996 Correct calculation for moves between vsx, float, and altivec.
2997 Don't return a low cost for moves between special regs. Don't
2998 use hard coded register numbers.
2999 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): Define.
3000 (rs6000_ira_change_pseudo_allocno_class): New function.
3001 * config/rs6000/rs6000.md (movsi_internal1, mov<mode>_internal),
3002 (movdi_internal32, movdi_internal64): Remove '*' from vsx register
3004 (movsi_internal1): Don't disparage vector alternatives.
3005 (mov<mode>_internal): Likewise, excepting alternative that
3007 * config/rs6000/vsx.md (vsx_splat_<mode>_reg): Don't disparage
3008 we <- b alternative.
3010 2019-05-08 Jakub Jelinek <jakub@redhat.com>
3013 PR tree-optimization/89060
3014 * tree-ssa-live.h (live_vars_map): New typedef.
3015 (compute_live_vars, live_vars_at_stmt, destroy_live_vars): Declare.
3016 * tree-ssa-live.c: Include gimple-walk.h and cfganal.h.
3017 (struct compute_live_vars_data): New type.
3018 (compute_live_vars_visit, compute_live_vars_1, compute_live_vars,
3019 live_vars_at_stmt, destroy_live_vars): New functions.
3020 * tree-tailcall.c: Include tree-ssa-live.h.
3021 (live_vars, live_vars_vec): New global variables.
3022 (find_tail_calls): Perform variable life analysis before punting.
3023 (tree_optimize_tail_calls_1): Clean up live_vars and live_vars_vec.
3024 * tree-inline.h (struct copy_body_data): Add eh_landing_pad_dest
3026 * tree-inline.c (add_clobbers_to_eh_landing_pad): Remove BB argument.
3027 Perform variable life analysis to select variables that really need
3029 (copy_edges_for_bb): Don't call add_clobbers_to_eh_landing_pad here,
3030 instead set id->eh_landing_pad_dest and assert it is the same.
3031 (copy_cfg_body): Call it here if id->eh_landing_pad_dest is non-NULL.
3033 2019-05-08 Mihail Ionescu <mihail.ionescu@arm.com>
3034 Richard Earnshaw <rearnsha@arm.com>
3037 * config/arm/arm.c (thumb1_prologue_unused_call_clobbered_lo_regs): New
3039 (thumb1_epilogue_unused_call_clobbered_lo_regs): New function.
3040 (thumb1_compute_save_core_reg_mask): Don't force a spare work
3041 register if both the epilogue and prologue can use call-clobbered
3043 (thumb1_unexpanded_epilogue): Use
3044 thumb1_epilogue_unused_call_clobbered_lo_regs. Reverse the logic for
3045 picking temporaries for restoring high regs to match that of the
3046 prologue where possible.
3047 (thumb1_expand_prologue): Add any usable call-clobbered low registers to
3048 the list of work registers. Detect if the return address is still live
3049 at the end of the prologue and avoid using it for a work register if so.
3050 If the return address is not live, add LR to the list of pushable regs
3051 after the first pass.
3053 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
3055 PR tree-optimization/90078
3056 * tree-ssa-loop-ivopts.c (inttypes.h): Include new header file.
3057 (INFTY): Increase the value for infinite cost.
3058 (struct comp_cost): Promote type of members to int64_t.
3059 (infinite_cost): Don't set complexity in initialization.
3060 (comp_cost::operator +,-,+=,-+,/=,*=): Assert when cost computation
3061 overflows to infinite_cost.
3062 (adjust_setup_cost): Promote type of parameter and cost computation
3064 (struct ainc_cost_data, struct iv_ca): Promote type of member to
3066 (get_scaled_computation_cost_at, determine_iv_cost): Promote type of
3067 cost computation to int64_t.
3068 (determine_group_iv_costs, iv_ca_dump, find_optimal_iv_set): Use
3069 int64_t's format specifier in dump.
3071 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
3073 PR tree-optimization/90240
3074 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Scale cost
3075 with respect to scaling factor pre-computed for each basic block.
3076 (try_improve_iv_set): Return bool if best_cost equals to iv_ca cost.
3077 (find_optimal_iv_set_1): Free iv_ca set if it has infinite_cost.
3078 (COST_SCALING_FACTOR_BOUND, determine_scaling_factor): New.
3079 (tree_ssa_iv_optimize_loop): Call determine_scaling_factor. Extend
3080 live range for array of loop's basic blocks. Cleanup aux field of
3081 loop's basic blocks.
3083 2019-05-08 Jakub Jelinek <jakub@redhat.com>
3085 PR tree-optimization/90356
3086 * match.pd ((X +/- 0.0) +/- 0.0): Optimize into X +/- 0.0 if possible.
3088 2019-05-07 Wei Xiao <wei3.xiao@intel.com>
3090 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512BF16_SET
3091 OPTION_MASK_ISA_AVX512BF16_UNSET, OPTION_MASK_ISA2_AVX512BW_UNSET): New.
3092 (OPTION_MASK_ISA2_AVX512F_UNSET): Add OPTION_MASK_ISA_AVX512BF16_UNSET.
3093 (ix86_handle_option): Handle -mavx512bf16.
3094 * config.gcc: Add avx512bf16vlintrin.h and avx512bf16intrin.h
3096 * config/i386/avx512bf16vlintrin.h: New.
3097 * config/i386/avx512bf16intrin.h: New.
3098 * config/i386/cpuid.h (bit_AVX512BF16): New.
3099 * config/i386/driver-i386.c (host_detect_local_cpu): Detect BF16.
3100 * config/i386/i386-builtin-types.def: Add new types.
3101 * config/i386/i386-builtin.def: Add new builtins.
3102 * config/i386/i386-c.c (ix86_target_macros_internal): Define
3104 * config/i386/i386-option.c (ix86_target_string): Add -mavx512bf16.
3105 (ix86_option_override_internal): Handle BF16.
3106 (ix86_valid_target_attribute_inner_p): Ditto.
3107 * config/i386/i386-expand.c (ix86_expand_args_builtin): Ditto.
3108 * config/i386/i386-builtin.c (enum processor_features): Add
3110 (static const _isa_names_table isa_names_table): Ditto.
3111 * config/i386/i386.h (TARGET_AVX512BF16, TARGET_AVX512BF16_P): New.
3112 (PTA_AVX512BF16): Ditto.
3113 * config/i386/i386.opt: Add -mavx512bf16.
3114 * config/i386/immintrin.h: Include avx512bf16intrin.h
3115 and avx512bf16vlintrin.h.
3116 * config/i386/sse.md (avx512f_cvtne2ps2bf16_<mode><mask_name>,
3117 avx512f_cvtneps2bf16_<mode><mask_name>,
3118 avx512f_dpbf16ps_<mode><mask_half_name>): New define_insn patterns.
3119 * config/i386/subst.md (mask_half): Add new subst.
3120 * doc/invoke.texi: Document -mavx512bf16.
3122 2019-05-07 Segher Boessenkool <segher@kernel.crashing.org>
3124 * config/rs6000/rs6000-protos.h (rs6000_legitimize_reload_address_ptr):
3126 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Delete.
3127 (rs6000_debug_legitimize_reload_address): Delete.
3128 (rs6000_legitimize_reload_address_ptr): Delete.
3129 (rs6000_option_override_internal): Adjust.
3130 (mem_operand_gpr): Adjust comment.
3131 (legitimate_lo_sum_address_p): Ditto.
3132 (rs6000_legitimize_reload_address): Delete.
3133 (rs6000_debug_legitimize_reload_address): Delete.
3134 * config/rs6000/rs6000.h (LEGITIMIZE_RELOAD_ADDRESS): Delete.
3136 2019-05-07 Kelvin Nilsen <kelvin@gcc.gnu.org>
3139 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3140 In handling of ALTIVEC_BUILTIN_VEC_INSERT, use modular arithmetic
3141 to compute vector element selector for both constant and variable
3144 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
3146 * config/i386/i386.md (cvt_mnemonic): New mode attribute.
3147 (ashr<mode>3_cvt): Merge insn pattern from ashrsi3_cvt and
3148 ashrdi3_cvt using SWI48 mode iterator.
3150 2019-05-07 Alejandro Martinez <alejandro.martinezvicente@arm.com>
3152 * config/aarch64/aarch64-sve.md (<su>abd<mode>_3): New define_expand.
3153 (aarch64_<su>abd<mode>_3): Likewise.
3154 (*aarch64_<su>abd<mode>_3): New define_insn.
3155 (<sur>sad<vsi2qi>): New define_expand.
3156 * config/aarch64/iterators.md: Added MAX_OPP attribute.
3157 * tree-vect-loop.c (use_mask_by_cond_expr_p): Add SAD_EXPR.
3158 (build_vect_cond_expr): Likewise.
3160 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
3162 * cfgexpand.c (asm_clobber_reg_is_valid): Reject
3163 clobbers outside of accessible_reg_set.
3164 * config/i386/i386.c (ix86_conditional_register_usage):
3165 Disable register sets by clearing corresponding bits in
3166 accessible_reg_set. Do not set corresponding bits in fixed_regs,
3167 call_used_regs and don't clear corresponding reg_names array members.
3169 2019-05-07 Richard Biener <rguenther@suse.de>
3171 * tree-vect-stmts.c (vect_is_simple_cond): When vectype is
3172 not specified still compute a comp_vectype for invariant
3175 2019-05-07 Richard Biener <rguenther@suse.de>
3177 PR tree-optimization/90316
3178 * tree-ssa-pre.c (translate_vuse_through_block): When
3179 same_valid is NULL do not bother to search for a virtual
3181 (phi_translate_1): When operands changed we cannot keep
3182 the same value-number so do not bother to ask whether
3183 that's possible from translate_vuse_through_block.
3185 2019-05-07 Martin Liska <mliska@suse.cz>
3187 * bitmap.c (bitmap_register): Come up with
3188 alloc_descriptor_max_uid and assign it for
3190 (register_overhead): Use get_descriptor as
3192 (release_overhead): New.
3193 (bitmap_elem_to_freelist): Call it.
3194 (bitmap_elt_clear_from): Likewise.
3195 (bitmap_obstack_free): Likewise.
3196 (bitmap_move): Sensitively release memory.
3197 * bitmap.h (struct GTY): Add alloc_descriptor and padding.
3198 (bitmap_initialize): Initialize alloc_descriptor to zero.
3199 * tree-ssa-pre.c (do_hoist_insertion): Use bitmap_move.
3201 2019-05-07 Richard Biener <rguenther@suse.de>
3203 * tree-vect-slp.c (vect_build_slp_tree_2): Bump size whenever
3204 we build a SLP node. Remove max_size and limiting.
3205 (vect_analyze_slp_instance): Record and dump size of the SLP graph.
3207 2019-05-07 Richard Biener <rguenther@suse.de>
3209 PR tree-optimization/90316
3210 * tree-ssa-alias.h (get_continuation_for_phi): Take walking
3212 (walk_non_aliased_vuses): Take walking limit argument.
3213 * tree-ssa-alias.c (maybe_skip_until): Take limit and abort
3214 walking if it is reached instead of just counting.
3215 (get_continuation_for_phi): Likewise.
3216 (walk_non_aliased_vuses): Likewise, instead of leaving counter
3217 limiting to the callback.
3218 * tree-ssa-sccvn.c (vn_reference_lookup_2): Adjust.
3219 (vn_reference_lookup_3): Likewise.
3220 (vn_reference_lookup_pieces): Likewise.
3221 (vn_reference_lookup): Likewise.
3222 * tree-ssa-pre.c (translate_vuse_through_block): Limit walking.
3223 * tree-ssa-scopedtables.c (vuse_eq): Adjust.
3224 (avail_exprs_stack::lookup_avail_expr): Likewise.
3226 2019-05-07 Jan Hubicka <hubicka@ucw.cz>
3228 * tree-ssa-alias.c (aliasing_component_refs_p): Continue looking
3229 for comparaible types in the second direction even if first one
3230 hits incomparable type.
3232 2019-05-07 Richard Biener <rguenther@suse.de>
3235 * lto-wrapper.c (debug_objcopy): Use the original filename
3236 including archive offset for the filename used for -save-temps.
3238 2019-05-07 Li Jia He <helijia@linux.ibm.com>
3240 * tree-ssa-phiopt.c (two_value_replacement): Fix a typo in parameter
3243 2019-05-06 H.J. Lu <hongjiu.lu@intel.com>
3244 Hongtao Liu <hongtao.liu@intel.com>
3248 * config/i386/i386-expand.c (ix86_expand_sse_comi_round):
3249 Modified, original implementation isn't correct.
3251 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3253 * config/rs6000/rs6000.md (FIRST_ALTIVEC_REGNO, LAST_ALTIVEC_REGNO)
3254 (LR_REGNO, CTR_REGNO, CA_REGNO, ARG_POINTER_REGNUM, CR0_REGNO)
3255 (CR1_REGNO, CR2_REGNO, CR3_REGNO, CR4_REGNO, CR5_REGNO, CR6_REGNO)
3256 (CR7_REGNO, MAX_CR_REGNO, VRSAVE_REGNO, VSCR_REGNO)
3257 (FRAME_POINTER_REGNUM): Change numbering.
3258 * config/rs6000/rs6000.c (rs6000_reg_names): Adjust.
3259 (alt_reg_names): Adjust.
3260 (rs6000_conditional_register_usage): Don't mark hard register 64 as
3262 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
3263 (DWARF_FRAME_REGISTERS): Delete.
3264 (DWARF2_FRAME_REG_OUT): Fix whitespace.
3265 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
3267 (REG_ALLOC_ORDER): Adjust.
3268 (FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM): Adjust.
3269 (REG_CLASS_CONTENTS): Adjust.
3270 (RETURN_ADDR_RTX): Change comment.
3271 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use ARG_POINTER_REGNUM
3273 (REGISTER_NAMES): Adjust.
3274 (ADDITIONAL_REGISTER_NAMES): Adjust.
3275 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
3277 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3279 * config/rs6000/rs6000.md (TFHAR_REGNO, TFIAR_REGNO, TEXASR_REGNO):
3281 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
3282 (DWARF_FRAME_REGISTERS): Adjust.
3283 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
3285 (REG_ALLOC_ORDER): Adjust.
3286 (enum reg_class): Delete SPR_REGS.
3287 (REG_CLASS_NAMES): Delete SPR_REGS.
3288 (REG_CLASS_CONTENTS): Delete SPR_REGS. Adjust for deleted TM regs.
3289 (REGISTER_NAMES): Adjust.
3290 (ADDITIONAL_REGISTER_NAMES): Adjust.
3291 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
3292 * config/rs6000/htm.md (htm_mfspr_<mode>, htm_mtspr_<mode>): Adjust.
3293 * config/rs6000/predicates.md (htm_spr_reg_operand): Delete.
3294 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Adjust.
3295 (htm_spr_regno): Delete.
3296 (htm_expand_builtin): Adjust: the HTM builtins now have one fewer
3298 (rs6000_dbx_register_number): Adjust.
3300 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3302 * config/rs6000/rs6000.h (PRE_GCC3_DWARF_FRAME_REGISTERS): Delete.
3304 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3306 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Handle
3307 FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM, and 64 (which was MQ).
3309 2019-05-06 Jakub Jelinek <jakub@redhat.com>
3311 PR tree-optimization/88709
3312 PR tree-optimization/90271
3313 * params.def (PARAM_STORE_MERGING_MAX_SIZE): New parameter.
3314 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Handle
3315 non-clobber CONSTRUCTORs with no elts. Remove useless tmp_int
3317 (imm_store_chain_info::coalesce_immediate_stores): Punt if the size
3318 of the store merging group is larger than
3319 PARAM_STORE_MERGING_MAX_SIZE parameter.
3320 (split_group): Add bzero_first argument. If set, always emit first
3321 the first store which must be = {} of the whole area and then for the
3322 rest of the stores consider all zero bytes as paddings.
3323 (imm_store_chain_info::output_merged_store): Check if first store
3324 is = {} of the whole area and if yes, determine which setting of
3325 bzero_first for split_group gives smaller number of stores. Adjust
3326 split_group callers.
3327 (lhs_valid_for_store_merging_p): Allow decls.
3328 (rhs_valid_for_store_merging_p): Allow non-clobber CONTRUCTORs with
3330 (pass_store_merging::process_store): Likewise.
3332 2019-05-06 Kelvin Nilsen <kelvin@gcc.gnu.org>
3335 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
3336 handling of V1TImode.
3338 2019-05-06 Uroš Bizjak <ubizjak@gmail.com>
3341 * config.gcc (i[34567]86-*-*, x86_64-*-*): Move tests for enable_cld
3342 and enable_frame_pointer ...
3343 * configure.ac: ... here. Update help strings for
3344 --enable-frame-pointer.
3345 * configure: Regenerate.
3346 * config/i386/i386-options.c (ix86_option_override_internal): Remove
3347 USE_X86_64_FRAME_POINTER define, use USE_IX86_FRAME_POINTER instead.
3348 * config/i386/sol2.h (USE_IX86_FRAME_POINTER): Remove.
3349 (USE_X86_64_FRAME_POINTER): Ditto.
3351 2019-05-06 Martin Liska <mliska@suse.cz>
3353 * config.gcc: Append to target_gtfiles and fix indentation.
3355 2019-05-06 Richard Biener <rguenther@suse.de>
3357 PR tree-optimization/90358
3358 * tree-vect-stmts.c (get_group_load_store_type): Properly
3359 detect unused upper half of load.
3360 (vectorizable_load): Likewise.
3362 2019-05-06 Richard Biener <rguenther@suse.de>
3364 PR tree-optimization/88828
3365 * tree-ssa-forwprop.c (get_bit_field_ref_def): Split out from...
3366 (simplify_vector_constructor): ...here. Handle constants in
3369 2019-05-06 Richard Biener <rguenther@suse.de>
3371 PR tree-optimization/90328
3372 * tree-data-ref.h (dr_may_alias_p): Pass in the actual loop nest.
3373 * tree-data-ref.c (dr_may_alias_p): Check whether the clique
3374 is valid in the loop nest before using it.
3375 (initialize_data_dependence_relation): Adjust.
3376 * graphite-scop-detection.c (build_alias_set): Pass the SCOP enclosing
3377 loop as loop-nest to dr_may_alias_p.
3379 2019-05-06 Richard Biener <rguenther@suse.de>
3381 * dwarf2out.c (mem_loc_descriptor): Initialize int_mode.
3383 2019-05-06 Richard Biener <rguenther@suse.de>
3385 PR tree-optimization/90316
3386 * tree-ssa-alias.c (maybe_skip_until): Pass in target BB,
3387 compute target on demand.
3388 (get_continuation_for_phi): Remove code walking stmts to
3389 get to a target virtual operand which could end up being
3392 2019-05-06 Martin Liska <mliska@suse.cz>
3395 * config/i386/i386-options.c (ix86_option_override_internal): Error only
3396 when -mabi is selected to a non-default version.
3398 2019-05-06 Hrishikesh Kulkarni <hrishikeshparag@gmail.com>
3399 Martin Liska <mliska@suse.cz>
3401 * Makefile.in: Add lto-dump.texi.
3402 * cgraph.h: Add new functions get_visibility_string and
3403 get_symtab_type_string.
3404 * doc/gcc.texi: Include lto-dump section.
3405 * doc/lto-dump.texi: New file.
3406 * dumpfile.c (dump_switch_p_1): Use parse_dump_option.
3407 (parse_dump_option): Factor out this function.
3408 * dumpfile.h (enum dump_flag): Add new value TDF_ERROR.
3409 (parse_dump_option): Export the function.
3410 * symtab.c (symtab_node::get_visibility_string): New function.
3411 (symtab_node::get_symtab_type_string): Likewise.
3413 2019-05-06 Martin Liska <mliska@suse.cz>
3415 * config/i386/i386-builtins.c: New file.
3416 * config/i386/i386-builtins.h: New file.
3417 * config/i386/i386-expand.c: New file.
3418 * config/i386/i386-expand.h: New file.
3419 * config/i386/i386-features.c: New file.
3420 * config/i386/i386-features.h: New file.
3421 * config/i386/i386-options.c: New file.
3422 * config/i386/i386-options.h: New file.
3423 * config.gcc: Add new files into extra_objs and
3425 * config/i386/i386.c: Split content of the file
3426 into newly introduced files.
3427 * config/i386/i386.h: Declare common variables
3429 * config/i386/t-i386: Define dependencies for new files.
3431 2019-05-03 Richard Earnshaw <rearnsha@arm.com>
3434 * config/arm/arm.md (unaligned_loadsi): Add variant for thumb1.
3435 Restrict 'all' variant to 32-bit configurations.
3436 (unaligned_loadhiu): Likewise.
3437 (unaligned_storehi): Likewise.
3438 (unaligned_storesi): Likewise.
3439 (unaligned_loadhis): Disable when compiling for thumb1.
3441 2019-05-03 Marc Glisse <marc.glisse@inria.fr>
3443 PR tree-optimization/90269
3444 * tree-loop-distribution.c (find_seed_stmts_for_distribution):
3447 2019-05-03 Martin Liska <mliska@suse.cz>
3449 * hash-map.h: Add is_empty function.
3450 * hash-set.h: Likewise.
3451 * hash-table.h: Likewise.
3452 * dwarf2out.c (dwarf2out_finish): Use is_empty instead of
3453 elements () == 0 (and similar usages).
3454 * gimple-ssa-store-merging.c (pass_store_merging::terminate_and_process_all_chains): Likewise.
3455 * gimplify.c (gimplify_bind_expr): Likewise.
3456 (gimplify_switch_expr): Likewise.
3457 * hash-map-tests.c (test_map_of_strings_to_int): Likewise.
3458 * ipa-icf.c (sem_item_optimizer::remove_symtab_node): Likewise.
3459 * postreload-gcse.c (dump_hash_table): Likewise.
3460 (gcse_after_reload_main): Likewise.
3461 * predict.c (combine_predictions_for_bb): Likewise.
3462 * tree-parloops.c (reduction_phi): Likewise.
3463 (separate_decls_in_region): Likewise.
3464 (transform_to_exit_first_loop): Likewise.
3465 (gen_parallel_loop): Likewise.
3466 (gather_scalar_reductions): Likewise.
3467 (try_create_reduction_list): Likewise.
3468 * var-tracking.c (dump_vars): Likewise.
3469 (emit_notes_for_changes): Likewise.
3470 (vt_emit_notes): Likewise.
3472 2019-05-03 Richard Biener <rguenther@suse.de>
3474 PR tree-optimization/90316
3475 * tree-ssa-pre.c (pass_pre::execute): Re-compute DOM fast queries
3478 2019-05-03 Richard Biener <rguenther@suse.de>
3480 * tree-vect-stmts.c (get_group_load_store_type): Avoid
3481 peeling for gaps by loading only lower halves of vectors
3483 (vectorizable_load): Likewise.
3485 2019-05-03 Richard Biener <rguenther@suse.de>
3488 * match.pd: Add pattern to optimize (A / B) * B + (A % B) to A.
3490 2019-05-03 Richard Biener <rguenther@suse.de>
3493 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)):
3494 Handle STRING_CST vs DECL or STRING_CST.
3496 2019-05-03 Richard Biener <rguenther@suse.de>
3498 PR tree-optimization/88963
3499 * tree-ssa-forwprop.c (pass_forwprop::execute): Rewrite
3500 vector loads feeding only BIT_FIELD_REFs to component
3501 loads. Rewrite stores fed by CONSTRUCTORs to component
3504 2019-05-03 Jakub Jelinek <jakub@redhat.com>
3506 * opts.h (finish_options): Remove lang_mask argument.
3507 (print_help, help_option_argument): Declare.
3508 * opts.c (print_help): Remove forward declaration, no longer static.
3509 (finish_options): Remove lang_mask argument, don't call print_help
3511 * opts-global.c (decode_options): Adjust finish_option caller, call
3514 PR tree-optimization/90303
3515 * ipa-devirt.c (obj_type_ref_class, get_odr_type): Don't use
3516 TYPE_CANONICAL for TYPE_STRUCTURAL_EQUALITY_P types in !in_lto_p mode.
3518 2019-05-03 Richard Biener <rguenther@suse.de>
3520 PR tree-optimization/89698
3521 * gimple-fold.c (canonicalize_constructor_val): Early out
3522 for constants, handle unfolded INTEGER_CSTs as they appear in
3523 C++ virtual table ctors.
3525 2019-05-03 Richard Biener <rguenther@suse.de>
3527 * passes.c (execute_function_todo): Remove dead code.
3529 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
3531 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Do not use
3532 the internal register number, for any "real" register.
3534 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
3536 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Return the
3537 correct numbers for TFHAR, TFIAR, TEXASR.
3539 2019-05-02 Richard Biener <rguenther@suse.de>
3541 PR tree-optimization/89653
3542 * tree-ssa-loop.c (pass_data_tree_loop_init): Execute
3543 update-address-taken before the pass.
3544 * passes.def (pass_tree_loop_init): Put comment before it.
3546 2019-05-02 Richard Biener <rguenther@suse.de>
3548 PR tree-optimization/89509
3549 * tree-ssa-structalias.c (compute_dependence_clique): Look
3550 at the first subvar when determining whether it is restrict.
3552 2019-05-02 Richard Biener <rguenther@suse.de>
3554 PR tree-optimization/90273
3555 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Eliminate
3556 useless debug stmts.
3558 2019-05-02 Alejandro Martinez <alejandro.martinezvicente@arm.com>
3560 * config/aarch64/aarch64-sve.md (<sur>dot_prod<vsi2qi>): Taken from SVE
3562 * config/aarch64/iterators.md: Copied Vetype_fourth, VSI2QI and vsi2qi from
3564 * tree-vect-loop.c (use_mask_by_cond_expr_p): New function to check if a
3565 VEC_COND_EXPR be inserted to emulate a conditional internal function.
3566 (build_vect_cond_expr): Emit the VEC_COND_EXPR.
3567 (vectorizable_reduction): Use the functions above to vectorize in a
3568 fully masked loop codes that don't have a conditional internal
3571 2019-05-02 Martin Liska <mliska@suse.cz>
3573 * cgraphclones.c: Call valid_attribute_p with 1 for
3575 * config/i386/i386-c.c (ix86_pragma_target_parse): Use 0 as
3576 it's for target attribute.
3577 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
3578 Add new boolean argument.
3579 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
3581 (ix86_valid_target_attribute_tree): Pass target_clone_attr
3582 to ix86_valid_target_attribute_inner_p.
3583 (ix86_valid_target_attribute_p): Pass flags argument to
3584 ix86_valid_target_attribute_inner_p.
3585 (get_builtin_code_for_version): Use 0 as it's target attribute.
3587 2019-05-02 Martin Liska <mliska@suse.cz>
3589 * gcc.c (process_command): Add dummy file only
3591 * opts-global.c (decode_options): Pass lang_mask.
3592 * opts.c (print_help): New function.
3593 (finish_options): Print --help if help_option_argument
3595 (common_handle_option): Factor out content of OPT__help_
3597 * opts.h (finish_options): Add new argument.
3599 2019-05-02 Martin Liska <mliska@suse.cz>
3602 * config/i386/i386.c (ix86_expand_strlen): Use strlen call.
3603 With -minline-all-stringops use inline expansion using 4B loop.
3604 * doc/invoke.texi: Document the change of
3605 -minline-all-stringops.
3607 2019-05-01 Jeff Law <law@redhat.com>
3609 PR tree-optimization/88797
3610 * gimple-ssa-split-paths (is_feasible_trace): Reject cases where the
3611 PHI feeds a conditional on the RHS of an assignment.
3613 2019-04-30 Andrew Waterman <andrew@sifive.com>
3614 Jim Wilson <jimw@sifive.com>
3616 * config/riscv/constraints.md (L): New.
3617 * config/riscv/predicates.md (lui_operand): New.
3618 (sfb_alu_operand): New.
3619 * config/riscv/riscv-protos.h (riscv_expand_conditional_move): Declare.
3620 * config/riscv/riscv.c (riscv_expand_conditional_move): New.
3621 * config/riscv/riscv.h (TARGET_SFB_ALU): New.
3622 * config/riscv/risc.md (type): Add sfb_alu.
3623 (branch<mode>): Renamed from branch_order<mode>. Change predicate for
3624 operand 3 to reg_or_0_operand. In output string, change %3 to %z3.
3625 (branch_zero<mode>): Delete.
3627 (mov<GPR:mode><X:mode>cc): Likewise.
3628 * config/riscv/sifive-7.md (sifive_7_sfb_alu): New. Use in bypasses.
3630 2019-04-30 Nathan Sidwell <nathan@acm.org>
3632 * tree.h (MARK_TS_EXP): New.
3634 2019-04-30 Martin Liska <mliska@suse.cz>
3636 * opts.c (enable_warning_as_error): Provide hints
3637 for unknown options.
3639 2019-04-30 Martin Liska <mliska@suse.cz>
3642 * doc/invoke.texi: Add missing dash for gas-locview-support
3643 and gno-as-locview-support.
3645 2019-04-30 Jakub Jelinek <jakub@redhat.com>
3648 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Don't skip
3649 whitespace at the start of target attribute string.
3651 2019-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3654 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
3655 Define __ARM_FEATURE_ATOMICS.
3657 2019-04-30 Martin Liska <mliska@suse.cz>
3659 * gimple-fold.c (gimple_fold_builtin_memory_op): Change endp
3660 into built_in_function enum. Remove code for endp == 2 and
3661 use BUILT_IN_* constants.
3662 (gimple_fold_builtin): Call the function with fcode.
3664 2019-04-30 Martin Liska <mliska@suse.cz>
3666 * config/i386/i386.c (ix86_builtin_reciprocal): Cast
3667 DECL_FUNCTION_CODE into ix86_builtins enum before
3668 the switch statement.
3670 2019-04-30 Jakub Jelinek <jakub@redhat.com>
3672 PR tree-optimization/89475
3673 * tree-ssa-ccp.c (evaluate_stmt): Handle BUILT_IN_BSWAP{16,32,64}
3676 2019-04-30 Martin Liska <mliska@suse.cz>
3678 PR translation/90274
3679 * opts.c (print_filtered_help): Wrap string in _(...).
3681 2019-04-30 Bin Cheng <bin.cheng@linux.alibaba.com>
3683 PR tree-optimization/90240
3685 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
3687 PR tree-optimization/90078
3688 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
3689 checks for infinite_cost overflow.
3691 2019-04-29 Jeff Law <law@redhat.com>
3693 * passes.def: Move -Wrestrict pass after copy propagation.
3695 2019-04-29 Maya Rashish <coypu@sdf.org>
3697 * config.gcc (default_gnu_indirect_function): Default to yes
3698 for arm*-*-netbsd*, i[34567]86-*-netbsd*, powerpc*-*-netbsd*,
3699 sparc*-*-netbsd*, x86_64-*-netbsd*.
3701 2019-04-29 Vladislav Ivanishin <vlad@ispras.ru>
3703 * tree-ssa-uninit.c (is_pred_expr_subset_of): Correctly handle cases
3704 where cond2 is NE_EXPR.
3705 (is_value_included_in): Update comment.
3707 2019-04-29 Richard Biener <rguenther@suse.de>
3709 PR tree-optimization/90278
3710 * tree-ssa-forwprop.c (pass_forwprop::execute): Transfer/clean
3711 EH on comparison simplification.
3713 2019-04-29 Jason Merrill <jason@redhat.com>
3715 PR c++/82081 - tail call optimization breaks noexcept
3716 * tree-tailcall.c (find_tail_calls): Don't turn a call from a
3717 nothrow function to a might-throw function into a tail call.
3719 2019-04-29 Richard Sandiford <richard.sandiford@arm.com>
3721 * tree-data-ref.h (data_dependence_relation::inner_loop): Delete.
3722 (DDR_INNER_LOOP): Likewise.
3723 * tree-data-ref.c (dump_data_dependence_relation): Update accordingly.
3724 (initialize_data_dependence_relation): Likewise.
3725 (insert_innermost_unit_dist_vector): Use 0 instead of DDR_INNER_LOOP.
3727 2019-04-29 Jakub Jelinek <jakub@redhat.com>
3729 PR rtl-optimization/90257
3730 * cfgrtl.c (flow_active_insn_p): Return true for USE of a function
3734 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
3738 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
3741 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
3744 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
3746 * lra-spills.c (lra_final_code_change): Remove useless move insns.
3748 2019-04-29 Richard Biener <rguenther@suse.de>
3750 * tree-ssa.c (insert_debug_temp_for_var_def): For {CLOBBER}
3753 2019-04-27 Iain Buclaw <ibuclaw@gdcproject.org>
3755 * config/netbsd-d.c: Include memmodel.h. Remove unused tree.h,
3756 varasm.h, and netbsd-protos.h.
3758 2019-04-27 Uroš Bizjak <ubizjak@gmail.com>
3761 * config/i386/i386-protos.h (ix86_data_alignment): Change
3762 the second argument type to unsigned int.
3763 * config/i386/i386.c (ix86_data_alignment): Change "align"
3764 argument type to unsigned int.
3766 2019-04-27 Martin Liska <mliska@suse.cz>
3769 * opt-suggestions.c (option_proposer::build_option_suggestions):
3770 When get_valid_option_values returns empty values, add the
3771 misspelling candidate.
3773 2019-04-26 Jim Wilson <jimw@sifive.com>
3775 * config/riscv/riscv-protos.h (riscv_move_integer): Add machine_mode
3777 * config/riscv/riscv.c (riscv_move_integer): New parameter orig_mode.
3778 Pass orig_mode to riscv_build_integer.
3779 (riscv_split_integer): Pass mode to riscv_move_integer.
3780 (riscv_legitimize_const_move): Likewise.
3781 (riscv_legitimize_move): For MEM dest and CONST_INT src case, new local
3782 promoted_mode. Replace force_reg call with code to load constant into
3783 promoted reg and then subreg it for the store.
3784 * config/riscv/riscv.md (low<mode>+1): Pass <GPR:MODE>mode to
3787 2018-04-26 Eugene Sharygin <eush@ispras.ru>
3789 * gdbhooks.py: Fix UnicodeDecodeErrors when printing trees with
3792 2019-04-26 Richard Sandiford <richard.sandiford@arm.com>
3794 * tree.h (TYPE_VECTOR_SUBPARTS, SET_TYPE_VECTOR_SUBPARTS): Add
3795 commentary about the encoding of precision.
3797 2019-04-25 Andreas Tobler <andreast@gcc.gnu.org>
3799 * config/i386/freebsd64.h: Add bits for 32-bit multilib support.
3800 * config/i386/t-freebsd64: New file.
3801 * config.gcc: Add the t-freebsd64 for multilib support.
3803 2019-04-25 Uroš Bizjak <ubizjak@gmail.com>
3805 * doc/extend.texi (vector_size): Add missing comma after @xref.
3807 2019-04-25 Jakub Jelinek <jakub@redhat.com>
3809 * BASE-VER: Set to 10.0.0.
3811 2019-04-25 Richard Biener <rguenther@suse.de>
3814 * gimplify.c (gimplify_expr): Avoid turning a lvalue
3815 VIEW_CONVERT_EXPR into one operating on an rvalue.
3817 2019-04-25 H.J. Lu <hongjiu.lu@intel.com>
3820 * config/i386/i386.c (feature_priority): Moved to file scope.
3821 (processor_features): Likewise.
3822 (processor_model): Likewise.
3823 (_arch_names_table): Likewise.
3824 (arch_names_table): Likewise.
3825 (_feature_list): Removed.
3826 (feature_list): Likewise.
3827 (_isa_names_table): Moved to file scope. Add priority.
3828 (isa_names_table): Likewise.
3829 (get_builtin_code_for_version): Replace feature_list with
3830 isa_names_table. Update error message for P_ZERO priority.
3832 2019-04-25 Richard Biener <rguenther@suse.de>
3834 * tree-pass.h (make_pass_phi_only_cprop): Remove.
3835 * timevar.def (TV_TREE_PHI_CPROP): Likewise.
3837 2019-04-24 Jeff Law <law@redhat.com>
3839 PR tree-optimization/90037
3840 * Makefile.in (OBJS): Remove tree-ssa-phionlycprop.c
3841 * passes.def: Replace all instance of phi-only cprop with the
3842 lattice propagator. Move propagation pass from after erroneous
3843 path isolation to before erroneous path isolation.
3844 * tree-ssa-phionlycprop.c: Remove.
3846 2019-04-24 Richard Biener <rguenther@suse.de>
3849 * gimple-fold.c (fold_const_aggregate_ref_1): Do multiplication
3850 by size and BITS_PER_UNIT on poly-wide-ints.
3852 2019-04-25 Richard Biener <rguenther@suse.de>
3855 * match.pd: Add pattern to simplify view-conversion of an
3858 2019-04-24 Clement Chigot <clement.chigot@atos.net>
3860 * config/rs6000/aix71.h (SUBTARGET_OVERRIDE_OPTIONS): Disable
3861 OPTION_MASK_VSX and OPTION_MASK_ALTIVEC from rs6000_isa_flags
3862 for Go on 32 bit AIX.
3863 * config/rs6000/aix72.h: Likewise.
3865 2019-04-24 Jakub Jelinek <jakub@redhat.com>
3868 * rtl.c (classify_insn): Return JUMP_INSN for asm goto.
3869 * emit-rtl.c (try_split): Copy over REG_LABEL_TARGET.
3871 2019-04-24 Andreas Krebbel <krebbel@linux.ibm.com>
3874 * config/s390/s390.c (s390_restore_gprs_from_fprs): Restore GPRs
3875 from FPRs in reverse order. Generate REG_CFA_DEF_CFA note also
3876 for restored hard frame pointer.
3877 (s390_sched_dependencies_evaluation): Implement new target hook.
3878 (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK): New macro definition.
3880 2019-04-24 Claudiu Zissulescu <claziss@sysnopsys.com>
3882 * config/arc/arc-options.def: Fix typos and spelling mistakes.
3883 * config/arc/arc.c (arc_init): Cleanup warning message.
3884 (arc_override_options): Likewise.
3886 2019-04-24 Jakub Jelinek <jakub@redhat.com>
3889 * config/i386/i386.c (ix86_expand_sse_fp_minmax): Force if_true into
3890 a register if both if_true and if_false are MEMs.
3892 PR tree-optimization/90208
3893 * tree-cfg.c (remove_bb): Move forced labels from removed bbs
3894 after labels of new_bb, not before them.
3896 PR tree-optimization/90211
3897 * tree-parloops.c (try_create_reduction_list): Ignore phi arguments
3898 which are not SSA_NAMEs.
3900 2018-04-23 Sudakshina Das <sudi.das@arm.com>
3902 * config/aarch64/aarch64-linux.h (TARGET_ASM_FILE_END): Define for
3904 (aarch64_file_end_indicate_exec_stack): Add gnu note section.
3906 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
3908 PR rtl-optimization/87979
3909 * modulo-sched.c (sms_schedule): Start ii value "mii" should
3912 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
3914 PR rtl-optimization/84032
3915 * modulo-sched.c (ps_insn_find_column): Change condition so that
3916 branch will always be the last insn in a row inside partial
3919 2019-04-23 Richard Biener <rguenther@suse.de>
3922 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Add
3923 dest_single_pred_p argument.
3924 (remove_forwarder_block): Adjust.
3925 (remove_forwarder_block_with_phi): Likewise.
3927 2019-04-23 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3928 Bernd Edlinger <bernd.edlinger@hotmail.de>
3929 Jakub Jelinek <jakub@redhat.com>
3932 * config/arm/arm.c (aapcs_vfp_is_call_or_return_candidate): Diagnose
3933 if used with general-regs-only.
3934 (arm_conditional_register_usage): Don't add non-general regs if
3936 (arm_valid_target_attribute_rec): Handle general-regs-only.
3937 * config/arm/arm.h (TARGET_HARD_FLOAT): Return false if
3939 (TARGET_HARD_FLOAT_SUB): Define.
3940 (TARGET_SOFT_FLOAT): Define as negation of TARGET_HARD_FLOAT_SUB.
3941 (TARGET_REALLY_IWMMXT): Add && !TARGET_GENERAL_REGS_ONLY.
3942 (TARGET_REALLY_IWMMXT2): Likewise.
3943 * config/arm/arm.opt: Add -mgeneral-regs-only.
3944 * doc/extend.texi: Document ARM general-regs-only target.
3945 * doc/invoke.texi: Document ARM -mgeneral-regs-only.
3947 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
3949 PR tree-optimization/90078
3950 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
3951 checks for infinite_cost overflow.
3953 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
3955 PR tree-optimization/90021
3956 * tree-chrec.c (evolution_function_is_univariate_p): New parameter
3957 and check univariate against it.
3958 * tree-chrec.h (evolution_function_is_univariate_p): New parameter.
3959 * tree-data-ref.c (add_other_self_distances): Pass new argument.
3961 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
3965 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
3968 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
3971 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
3973 * lra-spills.c (lra_final_code_change): Remove useless move insns.
3975 2019-04-21 Iain Sandoe <iain@sandoe.co.uk>
3977 * config/rs6000/rs6000.md (group_end_nop): Emit insn register
3978 names using operand format, rather than hard-wired.
3979 (speculation_barrier): Likewise.
3981 2019-04-19 Segher Boessenkool <segher@kernel.crashing.org>
3983 PR tree-optimization/88055
3984 * tree-call-cdce.c (comparison_code_if_no_nans): New function.
3985 (gen_one_condition): Use it if !HONOR_NANS.
3987 2019-04-19 Jakub Jelinek <jakub@redhat.com>
3990 * tree-outof-ssa.c (get_temp_reg): If reg_mode is BLKmode, return
3991 assign_temp instead of gen_reg_rtx.
3993 2019-04-19 Christophe Lyon <christophe.lyon@linaro.org>
3995 PR translation/90118
3996 * config/aarch64/aarch64.c (aarch64_override_options_internal):
3997 Add missing space before %<.
3999 2019-04-18 Peter Bergner <bergner@linux.ibm.com>
4001 PR rtl-optimization/87871
4002 * ira-lives.c (make_object_dead): Don't add conflicts to
4003 TOTAL_CONFLICT_HARD_REGS for register ignore_reg_for_conflicts.
4005 2019-04-18 Martin Sebor <msebor@redhat.com>
4008 * tree.h (TYPE_VECTOR_SUBPARTS): Use HOST_WIDE_INT_1U.
4009 * config/aarch64/aarch64.c (aarch64_simd_vector_alignment): Avoid
4010 assuming type size fits in SHWI.
4012 2019-04-18 Jan Hubicka <hubicka@ucw.cz>
4015 * ipa-inline.c (flatten_function): New parameter UPDATE.
4016 (ipa_inline, early_inliner): Use it.
4018 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
4020 * fold-const.c (int_const_binop): Return early on failure.
4022 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
4025 * combine.c (force_int_to_mode): Cast the argument rather than
4026 the result of known_alignment.
4027 * rtlanal.c (rtx_addr_can_trap_p_1): Use known_subrange_p.
4029 2019-04-18 Richard Biener <rguenther@suse.de>
4032 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Split
4034 (remove_forwarder_block): ... here.
4035 (remove_forwarder_block_with_phi): Also move debug stmts here.
4037 2019-04-18 Jakub Jelinek <jakub@redhat.com>
4039 PR translation/79183
4040 * gimple-ssa-sprintf.c (format_directive): Use inform_n instead of
4041 inform where appropriate.
4043 2019-04-18 Richard Biener <rguenther@suse.de>
4045 * tree.c (get_qualified_type): Put found type variants at the
4046 head of the variant list.
4048 2018-04-17 Segher Boessenkool <segher@kernel.crashing.org>
4050 * config/rs6000/rs6000.c (rs6000_register_move_cost): Fix typo.
4052 2019-04-17 Hongtao Liu <hongtao.liu@intel.com>
4055 * config/i386/avx512fintrin.h (_mm_maskz_fmadd_round_sd,
4056 _mm_maskz_fmadd_round_ss, _mm_maskz_fmsub_round_sd,
4057 _mm_maskz_fmsub_round_ss, _mm_maskz_fnmadd_round_sd,
4058 _mm_maskz_fnmadd_round_ss, _mm_maskz_fnmsub_round_sd,
4059 _mm_maskz_fnmsub_round_ss): Use _maskz builtin instead of _mask3.
4061 2019-04-17 Peter Bergner <bergner@linux.ibm.com>
4063 * ira-conflicts.c (print_allocno_conflicts): Always print something,
4064 even for allocno's with no conflicts.
4065 (print_conflicts): Print an extra newline.
4067 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
4069 * auto-inc-dec.c (attempt_change): Set the alignment of the
4070 temporary memory to that of the original.
4072 2019-04-17 Joao Moreira <jmoreira@suse.de>
4074 * targhooks.c (default_print_patchable_function_entry): Emit
4075 __patchable_function_entries section with writable flags to allow
4076 relocation resolution.
4078 2019-04-17 Jonny Grant <jg@jguk.org>
4080 * collect2.c (main): Change gcc.gnu.org URL to HTTPS.
4082 2019-04-17 Jakub Jelinek <jakub@redhat.com>
4085 * internal-fn.c (expand_mul_overflow): Don't set SUBREG_PROMOTED_VAR_P
4088 2019-04-17 Claudiu Zissulescu <claziss@synopsys.com>
4090 * config/arc/arc.c (arc_init): Format diagnostic string.
4091 (arc_override_options): Likewise.
4092 (check_if_valid_regno_const): Likewise.
4093 (arc_reorg): Likewise.
4095 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
4098 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Adjust pattern
4100 (rs6000_emit_allocate_stack_1): Simplify condition. Adjust pattern
4102 * config/rs6000/rs6000.md (bits): Add entries for SF and DF.
4103 (*movdi_update1): Use Pmode.
4104 (movdi_<mode>_update): Fix argument to avoiding_indexed_address_p.
4105 (movdi_<mode>_update_stack): Rename to ...
4106 (movdi_update_stack): ... this. Fix comment. Change condition. Don't
4108 (*movsi_update1): Use Pmode.
4109 (*movsi_update2): Use Pmode.
4110 (movsi_update): Rename to ...
4111 (movsi_<mode>_update): ... this. Use Pmode.
4112 (movsi_update_stack): Fix condition.
4113 (*movhi_update1): Use Pmode. Fix argument to
4114 avoiding_indexed_address_p.
4115 (*movhi_update2): Ditto.
4116 (*movhi_update3): Ditto.
4117 (*movhi_update4): Ditto.
4118 (*movqi_update1): Ditto.
4119 (*movqi_update2): Ditto.
4120 (*movqi_update3): Ditto.
4121 (*movsf_update1, *movdf_update1): Merge, rename to...
4122 (*mov<mode>_update1): This. Use Pmode. Fix argument to
4123 avoiding_indexed_address_p. Add "size" attribute.
4124 (*movsf_update2, *movdf_update2): Merge, rename to...
4125 (*mov<mode>_update2): This. Ditto.
4126 (*movsf_update3): Use Pmode. Fix argument to
4127 avoiding_indexed_address_p.
4128 (*movsf_update4): Ditto.
4129 (allocate_stack): Simplify condition. Adjust pattern names.
4131 2019-04-17 Jakub Jelinek <jakub@redhat.com>
4134 * config/arm/arm.c (arm_valid_target_attribute_rec): Don't skip
4135 whitespace at the start of target attribute string.
4137 2019-04-16 Pat Haugen <pthaugen@us.ibm.com>
4140 * config/rs6000/power9.md: Add store forwarding bypass.
4142 2019-04-16 Alexandre Oliva <aoliva@redhat.com>
4145 * valtrack.c (dead_debug_insert_temp): Reset debug references
4146 to the return value of a call being removed.
4148 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4150 * config/arc/arc-protos.h (arc_register_move_cost): Remove.
4151 * config/arc/arc.c (arc_register_move_cost): Re-purpose it to
4152 implement target hook.
4153 (arc_memory_move_cost): New function.
4154 (TARGET_REGISTER_MOVE_COST): Define.
4155 (TARGET_MEMORY_MOVE_COST): Likewise.
4156 * config/arc/arc.h (REGISTER_MOVE_COST): Remove.
4157 (MEMORY_MOVE_COST): Likewise.
4159 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4161 * config/arc/arc.md (sibcall_insn): Use Rcd constraint.
4162 (sibcall_value_insn): Likewise.
4163 * config/arc/constraints.md (Rs5): Remove.
4165 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4167 * config/arc/arc.c (arc_hard_regno_modes): Add two missing modes
4168 for last two fake registers.
4169 (arc_conditional_register_usage): Make sure fake frame and arg
4170 pointer regs are in general regs class.
4171 (FRAME_POINTER_MASK): Remove.
4172 (RETURN_ADDR_MASK): Remove.
4173 (arc_must_save_register): Use hard frame regnum.
4174 (frame_restore_reg): Use hard_frame_pointer_rtx.
4175 (arc_save_callee_saves): Likewise.
4176 (arc_restore_callee_saves): Likewise.
4177 (arc_save_callee_enter): Likewise.
4178 (arc_restore_callee_leave): Likewise.
4179 (arc_save_callee_milli): Likewise.
4180 (arc_eh_return_address_location): Likewise.
4181 (arc_check_multi): Use hard frame regnum.
4182 (arc_can_eliminate): Likewise.
4183 * config/arc/arc.h (FIXED_REGISTERS): Make FP register available
4184 for register allocator.
4185 (REG_CLASS_CONTENTS): Update GENERAL_REGS.
4186 (REGNO_OK_FOR_BASE_P): Consider FRAME_POINTER_REGNUM.
4187 (FRAME_POINTER_REGNUM): Change it to a fake register.
4188 (HARD_FRAME_POINTER_REGNUM): Defined.
4189 (ARG_POINTER_REGNUM): Change it to a new fake register.
4190 (ELIMINABLE_REGS): Update.
4191 (REGISTER_NAMES): Update names.
4192 * config/arc/arc.md (LP_START): Remove.
4194 (shift_si3_loop): Update pattern.
4196 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4198 * config/arc/arc.c (arc_expand_prologue): Emit blockage regardless
4199 to avoid delay slot scheduling.
4200 (arc_must_save_register): Don't save SP.
4201 * config/arc/arc.md (stack_tie): Remove.
4202 (UNSPEC_ARC_STKTIE): Likewise.
4204 2019-04-16 Kito Cheng <kito.cheng@gmail.com>
4205 Shiva Chen <shiva0217@gmail.com>
4207 * config/nds32/nds32-md-auxiliary.c (nds32_split_ashiftdi3): Fix wrong
4208 code gen with large shift amount.
4210 2019-04-16 Chung-Ju Wu <jasonwucj@gmail.com>
4212 * config/nds32/nds32-pipelines-auxiliary.c (wext_odd_dep_p): Handle
4215 2019-04-16 Jakub Jelinek <jakub@redhat.com>
4218 * config/i386/i386.c (ix86_target_string): Add ADD_ABI_P argument, only
4219 print -m64/-mx32/-m32 if it is true.
4220 (ix86_debug_options, ix86_function_specific_print): Pass true as
4221 ADD_ABI_P to ix86_target_string.
4222 (ix86_expand_builtin): Adjust ix86_target_string caller, pass true as
4223 ADD_ABI_P only if OPTION_MASK_ISA_64BIT is set in bisa and in that case
4224 or into it OPTION_MASK_ISA_ABI_64 or OPTION_MASK_ISA_ABI_X32.
4226 PR rtl-optimization/90082
4227 * dce.c (can_delete_call): New function.
4228 (deletable_insn_p, mark_insn): Use it.
4230 PR tree-optimization/90090
4231 * tree-ssa-math-opts.c (is_division_by): Ignore divisions that can
4233 (is_division_by_square): Likewise. Formatting fix.
4235 2019-04-16 Richard Biener <rguenther@suse.de>
4237 PR tree-optimization/56049
4238 * tree-ssa-loop-im.c (mem_ref_hasher::equal): Elide alias-set
4239 equality check if alias-set zero will prevail.
4241 2019-04-15 Jeff Law <law@redhat.com>
4243 * config/microblaze/microblaze.c (microblaze_expand_block_move): Treat
4244 size and alignment as unsigned.
4246 2019-04-15 Richard Biener <rguenther@suse.de>
4249 * tree-loop-distribution.c (destroy_loop): Preserve correct
4252 2019-04-15 Richard Biener <rguenther@suse.de>
4254 PR tree-optimization/90071
4255 * tree-ssa-reassoc.c (init_range_entry): Do not pick up
4256 abnormal operands from def stmts.
4258 2019-04-15 Segher Boessenkool <segher@kernel.crashing.org>
4260 PR rtl-optimization/89794
4261 * combine.c (count_auto_inc): New function.
4262 (try_combine): Count how many auto_inc expressions there were in the
4263 original instructions. Ensure we have the same number in the new
4264 instructions. Remove the code that tried to ensure auto_inc side
4265 effects on i1 and i0 are not lost.
4267 2019-04-15 Richard Biener <rguenther@suse.de>
4270 * tree.h (auto_var_p): Declare.
4271 * tree.c (auto_var_p): New function, split out from ...
4272 (auto_var_in_fn_p): ... here.
4273 * tree-ssa-structalias.c (struct variable_info): Add shadow_var_uid
4275 (new_var_info): Initialize it.
4276 (set_uids_in_ptset): Also set the shadow variable uid if required.
4277 (ipa_pta_execute): Postprocess points-to solutions assigning
4278 shadow variable uids for locals that may reach their containing
4279 function recursively.
4280 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Do not
4281 assert but instead check whether the points-to solution is
4284 2019-04-15 Martin Jambor <mjambor@suse.cz>
4287 * cgraph.c (clone_of_p): Loop over clone chain for each step in
4290 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
4292 * config.gcc (nds32*-*-linux*): Set gcc_cv_initfini_array to yes.
4294 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
4295 Kito Cheng <kito.cheng@gmail.com>
4296 Shiva Chen <shiva0217@gmail.com>
4298 * config/nds32/nds32-md-auxiliary.c
4299 (nds32_legitimize_pic_address): Use new PIC pattern.
4300 (nds32_legitimize_tls_address): Use new TLS pattern.
4301 (nds32_output_symrel): New.
4302 * config/nds32/nds32-protos.h (nds32_output_symrel): Declare.
4303 (nds32_alloc_relax_group_id): Ditto.
4304 * config/nds32/nds32-relax-opt.c (nds32_alloc_relax_group_id): New.
4305 (nds32_group_insns): Use nds32_alloc_relax_group_id instead of use
4307 (nds32_group_tls_insn): Ditto.
4308 (nds32_group_float_insns): Ditto.
4309 * config/nds32/nds32.md (tls_le): New.
4312 2019-04-15 Chung-Ju Wu <jasonwucj@gmail.com>
4314 * configure: Add nds32 target for dwarf2 debug_line checking.
4315 * configure.ac: Regenerated.
4317 2019-04-14 Jan Hubicka <hubicka@ucw.cz>
4320 * ipa-devirt.c (skip_in_fields_list_p): New.
4321 (odr_types_equivalent_p): Use it.
4323 2019-04-13 Jakub Jelinek <jakub@redhat.com>
4326 * config/arm/arm.c (arm_valid_target_attribute_rec): Use strcmp
4327 instead of strncmp when checking for thumb and arm. Formatting fixes.
4329 2019-04-12 Iain Buclaw <ibuclaw@gdcproject.org>
4331 * doc/install.texi: Document --with-target-system-zlib.
4333 2019-04-12 Martin Sebor <msebor@redhat.com>
4339 * targhooks.c (default_vector_alignment): Avoid assuming
4340 argument fits in SHWI.
4341 * tree.h (TYPE_VECTOR_SUBPARTS): Avoid sign overflow in
4343 * doc/extend.texi (__builtin_has_attribute): Add a clarifying note.
4345 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4347 PR rtl-optimization/89965
4348 * dce.c: Include rtl-iter.h.
4349 (struct check_argument_load_data): New type.
4350 (check_argument_load): New function.
4351 (find_call_stack_args): Check for loads from stack slots still tracked
4352 in sp_bytes and punt if any is found.
4354 * config/mips/loongson-mmiintrin.h: Fix up #error message.
4356 2019-04-12 Jan Hubicka <hubicka@ucw.cz>
4358 * params.def (PARAM_MAX_LTO_STREAMING_PARALLELISM): New parameter.
4359 * doc/invoke.texi (max-lto-streaming-paralellism): New --param.
4361 2019-04-12 Martin Liska <mliska@suse.cz>
4364 * multiple_target.c (create_dispatcher_calls): Wrap ifunc
4366 (separate_attrs): Handle multiple 'default's.
4367 (expand_target_clones): Rework error handling code.
4369 2019-04-12 Kelvin Nilsen <kelvin@gcc.gnu.org>
4372 * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): Use inner
4373 mode of vector rather than mode of destination for move instruction.
4374 * config/rs6000/vsx.md (*vsx_extract_<mode>_<VS_scalar>mode_var):
4375 Use QI inner mode with V16QI vector mode.
4377 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4380 * config/tilepro/tilepro.c (tilepro_print_operand): Use just
4381 "invalid %%t operand" in output_operand_lossage message.
4383 2019-04-12 Andreas Krebbel <krebbel@linux.ibm.com>
4385 * config/s390/predicates.md (permute_pattern_operand): New
4387 * config/s390/vector.md ("*vec_splats_bswap_vec<mode>"): Add USE
4388 operand for the permute pattern.
4389 ("*vec_perm<mode>"): New insn definition.
4390 ("bswap<mode>"): Generate the permute pattern operand in the
4391 expander and perform the operand reloads for pre arch13 level
4393 ("*bswap<mode>_emu"): Rename to ...
4394 ("*bswap<mode>"): ... this. And make the splitter vxe2 only.
4395 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>"):
4396 Add the USE operand for the permute pattern.
4397 ("*vec_set_bswap_vec<mode>"): Likewise.
4399 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4402 * varasm.c (assemble_start_function): Don't use tree_fits_uhwi_p
4403 and gcc_unreachable if it fails, just call tree_to_uhwi which
4404 verifies that too. Test TREE_CHAIN instead of list_length > 1.
4405 Start warning message with a lower-case letter. Formatting fixes.
4407 PR rtl-optimization/90026
4408 * cfgcleanup.c (try_optimize_cfg): When removing empty bb with no
4409 successors, look for BARRIERs inside of the whole BB_FOOTER chain
4410 rather than just at the start of it. If e->src BB_FOOTER is not NULL
4411 in cfglayout mode, use emit_barrier_after_bb.
4413 2018-04-11 Steve Ellcey <sellcey@marvell.com>
4415 PR rtl-optimization/87763
4416 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>4_noshift_alt):
4419 2019-04-11 Tom de Vries <tdevries@suse.de>
4421 * doc/extend.texi (@node Statement Exprs): Note variable shadowing at
4422 max macro using statement expression.
4424 2019-04-11 David Edelsohn <dje.gcc@gmail.com>
4426 * xcoffout.h (xcoff_private_rodata_section_name): Declare.
4427 * xcoffout.c (xcoff_private_rodata_section_name): Define.
4428 * config/rs6000/rs6000.c (rs6000_xcoff_asm_init_sections): Create
4429 read_only_private_data_section using xcoff_private_rodata_section_name.
4430 (rs6000_xcoff_file_start): Generate xcoff_private_rodata_section_name.
4432 2019-04-11 Christophe Lyon <christophe.lyon@linaro.org>
4435 * config/aarch64/aarch64.opt (msve-vector-bits): Add missing final '.'.
4437 2019-04-11 Jakub Jelinek <jakub@redhat.com>
4439 PR rtl-optimization/89965
4440 * dce.c (sp_based_mem_offset): New function.
4441 (find_call_stack_args): Use sp_based_mem_offset.
4443 2019-04-11 Jonathan Wakely <jwakely@redhat.com>
4445 * doc/invoke.texi (Optimize Options): Clarify -flive-patching docs.
4447 2019-04-11 Richard Biener <rguenther@suse.de>
4449 PR tree-optimization/90020
4450 * tree-ssa-sccvn.c (vn_reference_may_trap): New function.
4451 * tree-ssa-sccvn.h (vn_reference_may_trap): Declare.
4452 * tree-ssa-pre.c (compute_avail): Use it to not put
4453 possibly trapping references after a call that might not
4454 return into EXP_GEN.
4455 * gcse.c (compute_hash_table_work): Do not elide
4456 marking a block containing a call if the call might not
4459 2019-04-11 Richard Biener <rguenther@suse.de>
4461 PR tree-optimization/90018
4462 * tree-vect-data-refs.c (vect_preserves_scalar_order_p):
4463 Test both SLP and interleaving variants.
4465 2019-04-11 Robin Dapp <rdapp@linux.ibm.com>
4467 * config/s390/8561.md: New file.
4468 * config/s390/driver-native.c (s390_host_detect_local_cpu):
4469 Add arch13 cpu model.
4470 * config/s390/s390-opts.h (enum processor_type): Likewise.
4471 * config/s390/s390.c (s390_get_sched_attrmask): Add arch13.
4472 (s390_get_unit_mask): Likewise.
4473 (s390_is_fpd): Likewise.
4474 (s390_is_fxd): Likewise.
4475 * config/s390/s390.h (s390_tune_attr): Likewise.
4476 * config/s390/s390.md: Include arch13 pipeline description.
4477 * config/s390/s390.opt: Add arch13.
4479 2018-04-10 Steve Ellcey <sellcey@marvell.com>
4481 PR rtl-optimization/87763
4482 * config/aarch64/aarch64-protos.h (aarch64_masks_and_shift_for_bfi_p):
4484 * config/aarch64/aarch64.c (aarch64_masks_and_shift_for_bfi_p):
4486 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>5_shift):
4488 (*aarch64_bfi<GPI:mode>5_shift_alt): Ditto.
4489 (*aarch64_bfi<GPI:mode>4_noand): Ditto.
4490 (*aarch64_bfi<GPI:mode>4_noand_alt): Ditto.
4491 (*aarch64_bfi<GPI:mode>4_noshift): Ditto.
4493 2019-04-10 Jonathan Wakely <jwakely@redhat.com>
4495 * doc/invoke.texi (Optimize Options): Change "Nevertheless" to
4496 "Although" in -fipa-icf documentation.
4498 * doc/invoke.texi (Debugging Options): Explicitly state the semantics
4499 of using multiple -g options.
4501 2019-04-10 Martin Liska <mliska@suse.cz>
4503 PR gcov-profile/89959
4504 * doc/gcov.texi: Make documentation of -x option
4507 2019-04-10 Richard Biener <rguenther@suse.de>
4509 * tree-vectorizer.h (_stmt_vec_info): Remove same_dr_stmt
4511 (DR_GROUP_SAME_DR_STMT): Remove.
4512 * tree-vect-stmts.c (vectorizable_load): Remove unreachable code.
4513 * tree-vect-data-refs.c (vect_analyze_group_access_1): Likewise,
4514 replace with assert.
4515 (vect_analyze_data_ref_accesses): Fix INTEGER_CST comparison.
4516 (vect_record_grouped_load_vectors): Remove unreachable code.
4518 2019-04-10 Richard Earnshaw <rearnsha@arm.com>
4521 * config/aarch64/aarch64.opt (msve-vector-bits): Remove redundant and
4522 obsolete reference to N.
4524 2019-04-10 Jakub Jelinek <jakub@redhat.com>
4527 * expr.c (store_expr): Set properly size on the MEM passed to
4531 * gimple-ssa-sprintf.c (target_to_host): Fix handling of targstr
4532 with strlen in between hostsz-3 and hostsz-1 inclusive when no
4533 translation is needed, and when translation is needed, only append
4534 ... if the string length is hostsz or more bytes long. Avoid using
4537 2019-04-09 Matthew Malcomson <matthew.malcomson@arm.com>
4540 * config/arm/arm.c (neon_valid_immediate): Disallow VOIDmode parameter.
4541 * config/arm/constraints.md (Dm, DN, Dn): Split previous Dn constraint
4543 * config/arm/neon.md (*neon_mov<mode>): Account for TImode and DImode
4544 differences directly.
4545 (*smax<mode>3_neon, vashl<mode>3, vashr<mode>3_imm): Use Dm constraint.
4547 2019-04-09 Jakub Jelinek <jakub@redhat.com>
4549 PR translation/90011
4550 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
4552 * config/arm/freebsd.h (LINK_SPEC): Remove trailing space from -p
4554 * config/riscv/freebsd.h (LINK_SPEC): Likewise.
4555 * config/aarch64/aarch64-freebsd.h (FBSD_TARGET_LINK_SPEC): Likewise.
4556 * config/darwin.h (DRIVER_SELF_SPECS, ASM_FINAL_SPEC): Remove
4557 trailing space from -gsplit-dwarf diagnostics.
4559 PR tree-optimization/89998
4560 * gimple-ssa-sprintf.c (try_substitute_return_value): Use lhs type
4561 instead of integer_type_node if possible, don't add ranges if return
4562 type is not compatible with int.
4563 * gimple-fold.c (gimple_fold_builtin_sprintf,
4564 gimple_fold_builtin_snprintf): Use lhs type instead of hardcoded
4567 2019-04-09 Martin Liska <mliska@suse.cz>
4569 * Makefile.in: Use GENERATOR_CFLAGS for all generators.
4570 * doc/install.texi: Document the new config.
4572 2019-04-09 Richard Sandiford <richard.sandiford@arm.com>
4574 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Always
4575 use gimple_expr_type for load and store calls. Skip over the
4576 condition argument in a conditional internal function.
4577 Protect use of TREE_INT_CST_LOW.
4579 2019-04-09 Jakub Jelinek <jakub@redhat.com>
4582 * config/riscv/riscv.c (riscv_get_interrupt_type): Fix comment typo.
4583 (riscv_merge_decl_attributes): Fix typo in diagnostics. Remove
4584 trailing period from it too.
4586 2019-04-08 wu yuan <wuyuan5@huawei.com>
4588 * config/aarch64/aarch64-cores.def (tsv1100): Change scheduling model.
4589 * config/aarch64/aarch64.md : Add "tsv110.md"
4590 * config/aarch64/tsv110.md: New file.
4592 2019-04-08 Richard Biener <rguenther@suse.de>
4594 PR tree-optimization/90006
4595 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
4598 2019-04-08 Andrea Corallo <andrea.corallo@arm.com>
4601 * config/aarch64/cortex-a57-fma-steering.c (fma_forest): Prohibit copy
4603 (fma_root_node): Likewise.
4604 (func_fma_steering): Likewise.
4606 2019-04-08 Jakub Jelinek <jakub@redhat.com>
4608 PR rtl-optimization/89865
4609 * config/i386/i386.md: Add peepholes for z = x; x ^= y; x != z.
4611 PR rtl-optimization/89865
4612 * config/i386/i386.md
4613 (SWI12 peephole for mem {+,-,&,|,^}= x; mem != 0): Fix up operand
4614 numbers not to clash with the additional operands[4].
4615 (peepholes for mem {+,-,&,|,^}= x; mem != 0): New peephole2s
4616 with extra register copy in the middle.
4618 2019-04-08 Martin Liska <mliska@suse.cz>
4620 PR gcov-profile/89961
4621 * doc/gcov.texi: Document data_file.
4622 * gcov.c (generate_results): Add data_info into JSON output.
4624 2019-04-01 Bin Cheng <bin.cheng@linux.alibaba.com>
4626 PR tree-optimization/89725
4627 * tree-chrec.c (chrec_contains_symbols): New parameter. Handle outer
4628 loop's chrec as invariant symbol.
4629 * tree-chrec.h (chrec_contains_symbols): New parameter.
4630 * tree-data-ref.c (analyze_miv_subscript): Pass new argument.
4631 (build_classic_dist_vector_1, add_other_self_distances): Bypass access
4632 function of loops not in DDR's loop_nest.
4633 * tree-data-ref.h (index_in_loop_nest): Add unreachable check.
4635 2019-04-08 Chenghua Xu <paul.hua.gm@gmail.com>
4638 * config/mips/mips.opt (LOONGSON_EXT2): Use Var instead of
4641 2019-04-07 Uroš Bizjak <ubizjak@gmail.com>
4644 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
4645 Avoid calling gen_lowpart with SYMBOL_REF and LABEL_REF operand.
4647 2019-04-05 Joern Rennecke <joern.rennecke@embecosm.com>
4649 * sched-deps.c (sched_macro_fuse_insns): Check return value of
4650 targetm.fixed_condition_code_regs.
4652 2019-04-05 Richard Biener <rguenther@suse.de>
4656 * tree-cfgcleanup.c (remove_forwarder_block): Always move
4657 debug bind stmts but reset them if they are not valid at the
4660 2019-04-05 Martin Liska <mliska@suse.cz>
4662 PR translation/89936
4663 * collect-utils.c (collect_execute): Use %< and %>, or %qs in
4664 order to wrap keywords or arguments.
4665 * collect2.c (main): Likewise.
4666 (scan_prog_file): Likewise.
4667 (scan_libraries): Likewise.
4668 * common/config/riscv/riscv-common.c
4669 (riscv_subset_list::parsing_subset_version): Likewise.
4670 (riscv_subset_list::parse_std_ext): Likewise.
4671 * config/aarch64/aarch64.c (aarch64_override_options_internal):
4673 * config/arm/arm.c (arm_option_override): Likewise.
4674 * config/cris/cris.c (cris_print_operand): Likewise.
4675 * config/darwin-c.c (darwin_pragma_options): Likewise.
4676 (darwin_pragma_unused): Likewise.
4677 (darwin_pragma_ms_struct): Likewise.
4678 * config/ft32/ft32.c (ft32_print_operand): Likewise.
4679 * config/i386/i386.c (print_reg): Likewise.
4680 (ix86_print_operand): Likewise.
4681 * config/i386/xm-djgpp.h: Likewise.
4682 * config/iq2000/iq2000.c (iq2000_print_operand): Likewise.
4683 * config/m32c/m32c.c (m32c_option_override): Likewise.
4684 * config/msp430/msp430.c (msp430_option_override): Likewise.
4685 * config/nds32/nds32.c (nds32_option_override): Likewise.
4686 * config/nvptx/mkoffload.c (main): Likewise.
4687 * config/rx/rx.c (rx_print_operand): Likewise.
4688 (valid_psw_flag): Likewise.
4689 * config/vms/vms-c.c (vms_pragma_member_alignment): Likewise.
4690 (vms_pragma_nomember_alignment): Likewise.
4691 (vms_pragma_extern_model): Likewise.
4692 * lto-wrapper.c (compile_offload_image): Likewise.
4693 * omp-offload.c (oacc_parse_default_dims): Likewise.
4694 * symtab.c (symtab_node::verify_base): Likewise.
4695 * tlink.c (recompile_files): Likewise.
4696 (start_tweaking): Likewise.
4697 * tree-profile.c (parse_profile_filter): Likewise.
4699 2019-04-05 Richard Sandiford <richard.sandiford@arm.com>
4701 PR tree-optimization/89956
4702 * tree-ssa-math-opts.c (convert_mult_to_fma): Protect against
4703 multiple negates of the same value.
4705 2019-04-04 Martin Sebor <msebor@redhat.com>
4709 * builtins.c (expand_builtin_strnlen): Make sure wi::ltu_p operands
4710 have the same precision since the function crashes otherwise.
4711 * calls.c (maybe_warn_nonstring_arg): Avoid assuming strnlen() call
4712 has non-zero arguments.
4714 2019-04-04 Martin Sebor <msebor@redhat.com>
4717 * gimple-ssa-warn-restrict.c (builtin_access::builtin_access): Bail
4718 out if the number of arguments is less than expected.
4720 2019-04-04 Jeff Law <law@redhat.com>
4722 PR rtl-optimization/89399
4723 * ree.c (combine_set_extension): Use single_set rather than
4724 digging into PATTERN for items on the candidate list.
4725 (combine_reaching_defs): Likewise.
4727 2019-04-04 Richard Sandiford <richard.sandiford@arm.com>
4729 PR rtl-optimization/46590
4730 * loop-invariant.c (find_defs): Move df_remove_problem and
4731 df_process_deferred_rescans to move_invariants.
4732 Move df_live_add_problem and df_live_set_all_dirty calls
4734 (move_invariants): Likewise.
4735 (move_loop_invariants): Likewise, making the df_live calls
4736 conditional on -O. Remove the problem again if we added it
4739 2019-04-03 qing zhao <qing.zhao@oracle.com>
4741 PR tree-optimization/89730
4742 * ipa-inline.c (can_inline_edge_p): Delete the checking for
4743 -flive-patching=inline-only-static.
4744 (can_inline_edge_by_limits_p): Add the checking for
4745 -flive-patching=inline-only-static and grant always_inline
4746 even when -flive-patching=inline-only-static is specified.
4748 2019-04-03 Jeff Law <law@redhat.com>
4750 PR rtl-optimization/81025
4751 * reorg.c (skip_consecutive_labels): Do not skip past a BARRIER.
4753 2019-04-03 Richard Biener <rguenther@suse.de>
4755 PR tree-optimization/84101
4756 * tree-vect-stmts.c: Include explow.h for hard_function_value,
4757 regs.h for hard_regno_nregs.
4758 (cfun_returns): New helper.
4759 (vect_model_store_cost): When vectorizing a store to a decl
4760 we return and the function ABI returns in a multi-reg location
4761 account for the possible spilling that will happen.
4763 2019-04-03 Andreas Krebbel <krebbel@linux.ibm.com>
4765 * config/s390/s390.c (s390_legitimate_address_p): Reject long
4766 displacement addresses for vector mode operands.
4768 2019-04-03 Claudiu Zissulescu <claziss@synopsys.com>
4770 * config/arc/arc.c (GMASK_LEN): Define.
4771 (arc_restore_callee_saves): Restore first blink when
4774 2019-04-03 Sudakshina Das <sudi.das@arm.com>
4776 * doc/extend.texi: Add deprecated comment on sign-return-address
4777 function attribute and add mbranch-protection.
4778 * doc/invoke.texi: Add bti to the options for mbranch-protection.
4780 2019-04-03 Richard Biener <rguenther@suse.de>
4783 * lto-wrapper.c (run_gcc): Avoid implicit rules making
4784 the all target phony.
4786 2019-04-02 Uroš Bizjak <ubizjak@gmail.com>
4790 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
4791 Return false for variable DImode shifts.
4792 (dimode_scalar_chain::compute_convert_gain): Do not handle
4793 register count operand in variable DImode shifts.
4794 (dimode_scalar_chain::make_vector_copies): Remove support to copy
4795 count argument of a variable shift instruction to a vector register.
4796 (dimode_scalar_chain::convert_reg): Remove support to convert
4797 count argument of a variable shift instruction.
4799 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
4801 PR rtl-optimization/84206
4802 * sel-sched-ir.h (get_all_loop_exits): Avoid the outer loop when
4803 iterating over loop headers.
4805 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
4807 PR rtl-optimization/85876
4808 * sel-sched.c (code_motion_path_driver): Avoid unwinding first_insn
4809 beyond the original fence.
4811 2019-04-02 Ulrich Weigand <uweigand@de.ibm.com>
4813 * config.gcc: Mark spu* targets as deprecated/obsolete.
4815 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4817 * config/s390/s390-builtin-types.def: New builtin function type
4818 definitions. Remove unused types.
4819 * config/s390/s390-builtins.def (s390_vcdgb, s390_vcdlgb)
4820 (s390_vcgdb, s390_vclgdb): Remove low-level builtin definitions.
4821 (s390_vec_float, s390_vec_signed, s390_vec_unsigned): New
4822 overloaded builtins.
4823 (s390_vcefb, s390_vcdgb, s390_vcelfb, s390_vcdlgb, s390_vcfeb)
4824 (s390_vcgdb, s390_vclfeb, s390_vclgdb): New low-level builtins.
4825 * config/s390/vecintrin.h (vec_float): New builtin macro definition.
4826 (vec_double, vec_signed, vec_unsigned): Define to use the new
4827 overloaded builtins.
4828 * config/s390/vx-builtins.md ("vec_double_s64", "vec_double_u64"):
4831 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4833 * config/s390/s390-builtin-types.def: New builtin function type
4835 * config/s390/s390-builtins.def (s390_vec_search_string_cc)
4836 (s390_vec_search_string_until_zero_cc): New overloaded builtins.
4837 (s390_vstrsb, s390_vstrsh, s390_vstrsf, s390_vstrszb)
4838 (s390_vstrszh, s390_vstrszf): New low-level builtins.
4839 * config/s390/s390.md (UNSPEC_VEC_VSTRS, UNSPEC_VEC_VSTRSCC): New
4840 constant definitions.
4841 * config/s390/vecintrin.h (vec_search_string_cc)
4842 (vec_search_string_until_zero_cc): New builtin name definitions.
4843 * config/s390/vx-builtins.md ("vstrs<mode>", "vstrsz<mode>"): New
4845 ("vec_vstrs<mode>"): New insn definition.
4847 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4849 * config/s390/s390-builtin-types.def: Add new builtin function
4851 * config/s390/s390-builtins.def (s390_vec_sldb, s390_vec_srdb):
4852 New overloaded builtins.
4853 (s390_vec_sldb, s390_vec_srdb): New low-level builtins. and
4855 * config/s390/s390.md (UNSPEC_VEC_SLDB): Rename to ...
4856 (UNSPEC_VEC_SLDBYTE): ... this.
4857 (UNSPEC_VEC_SLDBIT, UNSPEC_VEC_SRDBIT): New constant definitions.
4858 * config/s390/vecintrin.h (vec_sldb, vec_srdb): New builtin name
4860 * config/s390/vx-builtins.md ("vec_sld<mode>", "vec_sldw<mode>"):
4861 Rename UNSPEC_VEC_SLDB to UNSPEC_VEC_SLDBYTE.
4862 ("vec_sldb<mode>", "vec_srdb<mode>"): New insn definitions.
4864 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4866 ("*vec_splats_bswap_vec<mode>", "*vec_splats_bswap_elem<mode>"):
4867 New insn definition.
4868 * config/s390/vx-builtins.md (V_HW_HSD): Move to ...
4869 * config/s390/vector.md (V_HW_HSD): ... here.
4871 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4873 * config/s390/vecintrin.h: Map vec_vster low-level builtins to vec_vler.
4874 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>")
4875 ("*vec_set_bswap_elem<mode>", "*vec_set_bswap_vec<mode>")
4876 ("*vec_extract_bswap_vec<mode>", "*vec_extract_bswap_elem<mode>"):
4877 New insn definitions.
4879 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4881 * config/s390/s390-builtin-types.def: Add new builtin function type.
4882 * config/s390/s390-builtins.def: Add overloaded builtin
4883 s390_vec_reve and low-level builtins for s390_vler and s390_vster.
4884 * config/s390/s390.md (UNSPEC_VEC_ELTSWAP): New constant definition.
4885 * config/s390/vecintrin.h (vec_reve): New builtin name definition.
4886 * config/s390/vx-builtins.md (V_HW_HSD): New mode iterator.
4887 ("eltswap<mode>"): New expander.
4888 ("*eltswapv16qi", "*eltswap<mode>", "*eltswap<mode>_emu"): New
4891 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4893 * config/s390/s390-builtin-types.def: Add new builtin function types.
4894 * config/s390/s390-builtins.def: Add overloaded builtin
4895 s390_vec_revb. Add low-level builtins for vlbr and vstbr
4897 * config/s390/vecintrin.h (vec_revb): New builtin name definition.
4898 * config/s390/vector.md (VT_HW_HSDT): New mode iterator.
4899 ("bswap<mode>"): New expander.
4900 ("*bswap<mode>", "*bswap<mode>_emu"): New insn definitions.
4902 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4904 * config/s390/s390-builtins.def (B_VXE2): New builtin flag definition.
4905 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Increment
4906 vector builtin version number in __VEC__.
4908 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4910 * config/s390/s390.md (VX_CONV_BFP, VX_CONV_INT): New mode
4912 (SFSI): New mode attribute.
4913 ("*fixuns_truncdfdi2_vx", "*fix_truncdfdi2_bfp_z13")
4914 ("*floatunsdidf2_z13", ): Add support for 32 bit conversions and
4916 ("*fixuns_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_z13")
4917 ("*fix_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_bfp_z13")
4918 ("*floatuns<VX_CONV_INT:mode><VX_CONV_BFP:mode>2_z13"): ... these.
4919 ("floatsi<mode>2"): Add wcefb instruction.
4921 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4923 * config/s390/s390.md ("xde"): Extend mode attribute to vector types.
4924 * config/s390/vector.md (VX_VEC_CONV_BFP, VX_VEC_CONV_INT): New
4926 ("floatv2div2df2", "floatunsv2div2df2", "fix_truncv2dfv2di2")
4927 ("fixuns_truncv2dfv2di2"): Enhance with mode iterator to also
4928 support 32 bit fp-int conversions. Rename to ...
4929 ("float<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
4930 ("floatuns<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
4931 ("fix_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2")
4932 ("fixuns_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2"):
4935 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4937 * config/s390/s390.c (s390_rtx_costs): Do not add extra costs for
4938 if-then-else constructs if we can use the select instruction.
4939 * config/s390/s390.md ("*mov<mode>cc"): Add the new instructions.
4941 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4943 * config/s390/s390.md ("*popcountdi_arch13_cc")
4944 ("*popcountdi_arch13_cconly", "*popcountdi_arch13"): New insn
4946 ("*popcount<mode>", "popcountdi2", "popcountsi2", "popcounthi2"):
4947 Append _z196 to make it ...
4948 ("*popcount<mode>_z196", "popcountdi2_z196", "popcountsi2_z196")
4949 ("popcounthi2_z196"): ... this.
4950 ("popcountdi2_z196"): Remove TARGET_64BIT from the insn condition.
4951 ("popcountdi2", "popcountsi2", "popcounthi2"): New expanders.
4953 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4955 * config/s390/s390.c (s390_canonicalize_comparison): Convert
4956 certain compares for arch13 in order to make use of the condition
4957 code result produced by the new instructions.
4958 (s390_rtx_costs): Adjust the costs for nnrk, nngrk, nork, nogrk,
4959 nxrk, and nxgrk instruction patterns.
4960 * config/s390/s390.md (ANDOR, bitops_name, inv_bitops_name)
4961 (inv_no): Add new code iterator together with some attributes.
4962 ("*andc_split_<mode>"): Disable splitter for arch13.
4963 ("*<ANDOR:bitops_name>c<GPR:mode>_cc")
4964 ("*<ANDOR:bitops_name>c<GPR:mode>_cconly")
4965 ("*<ANDOR:bitops_name>c<GPR:mode>")
4966 ("*n<ANDOR:inv_bitops_name><GPR:mode>_cc")
4967 ("*n<ANDOR:inv_bitops_name><mode>_cconly")
4968 ("*n<ANDOR:inv_bitops_name><mode>", "*nxor<GPR:mode>_cc")
4969 ("*nxor<mode>_cconly", "*nxor<mode>"): New insn definitions.
4971 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4973 * common/config/s390/s390-common.c (processor_flags_table): New
4975 * config.gcc: Support arch13 with the --with-arch= configure flag.
4976 * config/s390/driver-native.c (s390_host_detect_local_cpu):
4977 * config/s390/s390-opts.h (enum processor_type): Add PROCESSOR_ARCH13.
4978 * config/s390/s390.c (s390_get_sched_attrmask)
4979 (s390_get_unit_mask): Add PROCESSOR_ARCH13.
4980 * config/s390/s390.h (enum processor_flags): Add PF_VXE2 and PF_ARCH13.
4981 * config/s390/s390.md (TARGET_CPU_ARCH13, TARGET_CPU_ARCH13_P)
4982 (TARGET_CPU_VXE2, TARGET_CPU_VXE2_P, TARGET_ARCH13)
4983 (TARGET_ARCH13_P, TARGET_VXE2, TARGET_VXE2_P): New macro
4985 * config/s390/s390.opt: Support arch13 as processor type in
4986 command line options.
4988 2019-04-02 Martin Liska <mliska@suse.cz>
4990 PR translation/89912
4991 * params.def (PARAM_GRAPHITE_MAX_ARRAYS_PER_SCOP):
4992 Fix param description of graphite-max-arrays-per-scop.
4994 2019-04-02 Eric Botcazou <ebotcazou@adacore.com>
4996 * config/sparc/linux64.h (ASAN_REJECT_SPEC): New macro.
4997 (ASAN_CC1_SPEC): Use it in 64-bit mode.
4998 * config/sparc/sol2.h (ASAN_REJECT_SPEC): Remove superfluous colon.
5000 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
5002 PR rtl-optimization/85412
5003 * sel-sched.c (sel_sched_region): Assign reset_sched_cycles_p before
5004 sel_sched_region_1, not after.
5006 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
5008 PR rtl-optimization/86928
5009 * sel-sched-ir.c (sel_redirect_edge_and_branch_force): Invoke
5010 compute_live if necessary.
5011 (sel_redirect_edge_and_branch): Likewise.
5013 2019-04-01 Vladimir Makarov <vmakarov@redhat.com>
5015 PR rtl-optimization/89865
5016 * ira-costs.c (process_bb_node_for_hard_reg_moves): Skip hard
5017 register if it is a part of small class.
5019 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
5021 PR rtl-optimization/87273
5022 * sel-sched-ir.c (merge_fences): Remove assert.
5024 2019-04-01 Richard Biener <rguenther@suse.de>
5026 PR tree-optimization/46590
5027 * domwalk.h (dom_walker::dom_walker): Consolidate constructors.
5028 (dom_walker::m_reachability): Add in place of...
5029 (dom_walker::m_skip_unreachable_blocks): ...this.
5030 * domwalk.c (dom_walker::dom_walker): Consoliate constructors.
5031 Move complex initialization ...
5032 (dom_walker::walk): Here. Especially compute m_bb_to_rpo
5033 lazily and initialize edge flags on each invocation.
5034 (dom_walker::bb_reachable): Use m_reachability.
5036 2019-04-01 Martin Liska <mliska@suse.cz>
5039 * opt-suggestions.c (option_proposer::build_option_suggestions):
5040 Add variant without any argument in order to provide better
5043 2019-04-01 Richard Biener <rguenther@suse.de>
5046 * gimple.c: Include langhooks.h.
5047 (gimple_get_alias_set): Treat enumeral types as the underlying
5050 2019-03-29 Kugan Vivekanandarajah <kuganv@linaro.org>
5051 Eric Botcazou <ebotcazou@adacore.com>
5053 PR rtl-optimization/89862
5054 * rtl.h (word_register_operation_p): Exclude CONST_INT from operations
5055 that operates on the full registers for WORD_REGISTER_OPERATIONS
5058 2019-03-29 Jim Wilson <jimw@sifive.com>
5060 * common/config/riscv/riscv-common.c (riscv_parse_arch_string):
5061 Clear MASK_RVC and then set if C subset supported.
5063 2019-03-29 Jakub Jelinek <jakub@redhat.com>
5066 * gimplify.c (gimplify_compound_literal_expr): Don't optimize a
5067 non-addressable complit into its initializer if it is volatile.
5069 2019-03-29 Roman Zhuykov <zhroma@ispras.ru>
5071 * opts-common.c (integral_argument): Set errno properly in one case.
5073 2019-03-29 Martin Liska <mliska@suse.cz>
5075 * doc/invoke.texi: Remove -Wchkp from documentation.
5077 2019-03-29 Martin Liska <mliska@suse.cz>
5079 * dbgcnt.c (print_limit_reach): New function.
5082 2019-03-29 Martin Liska <mliska@suse.cz>
5084 * dbgcnt.c (dbg_cnt_process_single_pair): Fix GNU coding style.
5085 (dbg_cnt_process_opt): Parse first tokens aas
5086 dbg_cnt_process_single_pair is also using strtok.
5088 2019-03-29 Jakub Jelinek <jakub@redhat.com>
5090 PR rtl-optimization/87485
5091 * function.c (expand_function_end): Move stack_protect_epilogue
5092 before loading of return value into hard register(s).
5094 2019-03-28 Jakub Jelinek <jakub@redhat.com>
5097 * tree-inline.h (struct copy_body_data): Add
5098 dont_remap_vla_if_no_change flag.
5099 * tree-inline.c (remap_type_3, remap_type_2): New functions.
5100 (remap_type): Don't remap vla types if id->dont_remap_vla_if_no_change
5101 and remap_type_2 returns false.
5102 * omp-low.c (new_omp_context): Set ctx->cb.dont_remap_vla_if_no_change.
5103 Move ctx->cb.adjust_array_error_bounds setting to the outermost ctx
5104 only from where it is copied to nested contexts.
5106 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
5109 * config/i386/i386.md (RMW operation with LEA peephole):
5110 Use LEAMODE mode attribute instead of SWI mode iterator for
5113 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
5116 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
5117 Also process XEXP (src, 0) of a shift insn.
5119 2019-03-28 David Malcolm <dmalcolm@redhat.com>
5122 * optinfo-emit-json.cc (optrecord_json_writer::optinfo_to_json):
5123 Use DECL_ASSEMBLER_NAME rather than get_fnname_from_decl.
5125 2019-03-28 Jakub Jelinek <jakub@redhat.com>
5127 * regcprop.c (copyprop_hardreg_forward_1): Remove redundant INSN_P
5129 (cprop_hardreg_bb, cprop_hardreg_debug): New functions.
5130 (pass_cprop_hardreg::execute): Use those. Don't repeat bb processing
5131 immediately after first one with df_analyze in between, but rather
5132 process all bbs, queueing ones that need second pass in a worklist,
5133 df_analyze, process queued debug insn changes and if second pass is
5134 needed, process bbs from worklist, df_analyze, process queued debug
5137 * rtl.h (NONDEBUG_INSN_P): Define as NONJUMP_INSN_P or JUMP_P
5138 or CALL_P instead of INSN_P && !DEBUG_INSN_P.
5139 (INSN_P): Define using NONDEBUG_INSN_P or DEBUG_INSN_P.
5141 2019-03-28 Jonathan Wakely <jwakely@redhat.com>
5144 * gengtype.h (create_nested_ptr_option): Fix parameter names to match
5147 2019-03-27 Mateusz B <mateuszb@poczta.onet.pl>
5150 * config/i386/i386.c (ix86_function_value_1): Call the newly added
5151 function for 32-bit MS_ABI.
5152 (function_value_ms_32): New function.
5154 2019-03-27 Andrew Stubbs <ams@codesourcery.com>
5156 * config/gcn/gcn.md (CC_SAVE_REG): New constant.
5157 (movdi): Call gen_movdi_symbol_save_scc.
5158 (gen_movdi_symbol_save_scc): New insn and split.
5160 2019-03-27 Peter Bergner <bergner@linux.ibm.com>
5162 PR rtl-optimization/89313
5163 * function.c (matching_constraint_num): New static function.
5164 (match_asm_constraints_1): Use it. Fixup white space and comment.
5165 Don't replace inputs with non-matching constraints which conflict
5166 with early clobber outputs.
5168 2019-03-27 Jeff Law <law@redhat.com>
5171 PR rtl-optimization/87761
5172 PR rtl-optimization/89826
5173 * regcprop.c (copyprop_hardreg_forward_1): Move may_trap_p test
5175 (pass_cprop_hardreg::execute): Call df_analyze after adding the
5176 note problem to get REG_DEAD/REG_UNUSED notes updated.
5178 2019-03-27 Richard Biener <rguenther@suse.de>
5180 PR tree-optimization/89463
5181 * tree-ssa-dce.c (remove_dead_stmt): Take output vector to
5182 queue edges to remove.
5183 (eliminate_unnecessary_stmts): Remove dead PHIs alongside
5184 dead stmts. Delay edge removal until PHIs are removed to
5185 make debug-stmt creation not confused by seemingly degenerate
5188 2019-03-27 Alan Modra <amodra@gmail.com>
5190 * config/rs6000/rs6000.h: Rename NON_SPECIAL_REGS to GEN_OR_FLOAT_REGS
5192 * config/rs6000/darwin.h: Likewise.
5193 * config/rs6000/rs6000.c: Likewise.
5195 2019-03-27 Alan Modra <amodra@gmail.com>
5197 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Always
5198 assign rs6000_hard_regno_mode_ok_p[m][r]. Formatting.
5200 2019-03-26 Andrew Waterman <andrew@sifive.com>
5201 Jim Wilson <jimw@sifive.com>
5203 * config/riscv/generic.md (generic_alu, generic_load, generic_store)
5204 (generic_xfer, generic_branch, generic_imul, generic_idivsi)
5205 (generic_idivdi, generic_fmul_single, generic_fmul_double)
5206 (generic_fdiv, generic_fsqrt): Add check for generic tune.
5207 (generic_alu): Add auipc to type list.
5208 * config/riscv/riscv-opts.h (enum riscv_microarchitecture_type): New.
5209 (riscv_microarchitecture): Declare.
5210 * config/riscv/riscv-protos.h (riscv_store_data_bypass_p): Declare.
5211 * config/riscv/riscv.c (struct riscv_cpu_info): Add microarchitecture
5213 (riscv_microarchitecture): New.
5214 (sifive_7_tune_info): New.
5215 (riscv_cpu_info_table): Add microarchitecture value for rocket and
5216 size. Add sifive-3-series, sifive-5-series, and sifive-7-series
5218 (riscv_store_data_bypass_p): New.
5219 (riscv_option_override): Set riscv_microarchitecture from
5220 cpu->microarchitecture.
5221 * config/riscv/riscv.md: Include sifive-7.md.
5224 (auipc<mode>): Change type to auipc.
5225 (restore_stack_nonlocal): New.
5226 * config/riscv/sifive-7.md: New.
5227 * doc/invoke.texi (RISC-V Options): Update mtune docs.
5229 2019-03-26 Uroš Bizjak <ubizjak@gmail.com>
5232 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
5233 Also process XEXP (src, 0) of a shift insn.
5235 2019-03-26 Richard Biener <rguenther@suse.de>
5237 * tree-inline.c (remap_gimple_stmt): Cache gimple_block.
5238 (copy_debug_stmt): Likewise.
5239 (expand_call_inline): Likewise.
5240 (copy_bb): Avoid redundant lookup & set of gimple_block.
5241 * gimple-low.c (lower_gimple_return): Likewise.
5242 (lower_builtin_setjmp): Likewise.
5244 2019-03-26 Jakub Jelinek <jakub@redhat.com>
5246 * hash-table.h (hash_table::m_gather_mem_stats): If GATHER_STATISTICS
5247 is constant 0, turn into static const data member initialized to false.
5248 (hash_table::hash_table): Only initialize m_gather_mem_stats #if
5249 GATHER_STATISTICS. Add ATTRIBUTE_UNUSED to gather_mem_stats param.
5251 2019-03-26 Jason Merrill <jason@redhat.com>
5252 Jakub Jelinek <jakub@redhat.com>
5254 * mem-stats.h (mem_alloc_description::unregister_descriptor): New
5256 (mem_alloc_description::release_object_overhead): Fix comment typos.
5257 * hash-table.h (hash_table::~hash_table): Call
5258 release_instance_overhead only if m_entries is non-NULL, otherwise
5259 call unregister_descriptor.
5261 2019-03-26 Bin Cheng <bin.cheng@linux.alibaba.com>
5263 PR tree-optimization/81740
5264 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
5265 In case of outer loop vectorization, check for backward dependence
5266 at the inner loop if outer loop dependence is reversed.
5268 2019-03-26 Alan Modra <amodra@gmail.com>
5270 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Correct
5271 rs6000_vector_mem init. Correct wI and wJ comment.
5273 2019-03-25 Alexander Monakov <amonakov@ispras.ru>
5275 PR rtl-optimization/88347
5276 PR rtl-optimization/88423
5277 * sched-deps.c (sched_analyze_insn): Take into account that for
5278 tablejumps the barrier appears after a label and a jump_table_data.
5280 2019-03-25 Martin Sebor <msebor@redhat.com>
5283 * c-common.c (check_user_alignment): Rename local. Correct maximum
5284 alignment in diagnostic. Avoid assuming argument fits in SHWI,
5285 convert it to UHWI when it fits.
5287 2019-03-25 Johan Karlsson <johan.karlsson@enea.com>
5290 * dwarf2out.c (premark_used_variables): New function.
5291 (prune_unused_types_walk): Do not mark not premarked external
5293 (prune_unused_types): Call premark_used_variables.
5295 2019-03-25 Vladimir Makarov <vmakarov@redhat.com>
5297 PR rtl-optimization/89676
5298 * lra-constraints.c (curr_insn_transform): Do match reload for
5299 early clobbers when the match was successful only for different
5302 2019-03-25 Martin Sebor <msebor@redhat.com>
5304 * doc/extend.texi (Common Type Attributes): Document vector_size.
5305 (Common Variable Attributes): Mention size constraint. Correct
5307 (Vector Extensions): Use @dfn when defining bas type. Clarify
5308 base type and size constraints.
5310 2019-03-25 Richard Biener <rguenther@suse.de>
5312 PR tree-optimization/89789
5313 * tree-ssa-sccvn.c (set_ssa_val_to): Do not allow lattice
5314 changes from non-undefined back to undefined.
5316 2019-03-25 Thomas Otto <thomas.otto@pdv-fs.de>
5318 * dwarf2out.c (comp_dir_string): cached_wd could be set to both a
5319 heap string and a gc string, but since this variable is unknown to
5320 ggc the gc string might get reused and corrupted. Fixed by always
5321 using a heap string.
5323 2019-03-25 Richard Biener <rguenther@suse.de>
5325 PR tree-optimization/89779
5326 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Return
5327 to remove IV defs, delay actual removal.
5328 (tree_ssa_iv_optimize_loop): Likewise. Avoid SCEV reset.
5329 (tree_ssa_iv_optimize): Remove eliminated IV defs at the
5330 very end, properly also reset loop control IV information.
5332 2019-03-25 Richard Biener <rguenther@suse.de>
5334 PR tree-optimization/89802
5335 * tree-ssa-math-opts.c (convert_mult_to_fma_1): Properly
5336 move EH data to folded stmt.
5338 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
5340 * config/s390/s390-builtin-types.def: Remove few unused types and
5341 fix sort order for others.
5343 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
5345 * config/s390/s390-c.c (s390_fn_types_compatible): Print the
5346 expected and found types with -mdebug during builtin matching.
5348 2019-03-25 Richard Biener <rguenther@suse.de>
5351 * fold-const.c (operand_equal_p): Revert last change with
5354 2019-03-24 Segher Boessenkool <segher@kernel.crashing.org>
5356 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add REG_EQUAL
5357 notes for the result of the __tls_get_addr calls.
5358 * config/rs6000/rs6000.md (unspec UNSPEC_TLS_GET_ADDR): New.
5360 2019-03-24 Jeff Law <law@redhat.com>
5362 * config/bfin/bfin.md (movpdi): Fix length for alternative 1.
5364 PR rtl-optimization/87761
5365 * regcprop.c (copyprop_hardreg_forward_1): Check may_trap_p on SET,
5366 not INSN. Also check RTX_FRAME_RELATED_P. Queue insns for DF rescan
5368 (pass_cprop_hardreg::execute): Add df note problem and defer insn
5369 rescans. Reprocess blocks as needed, calling df_analyze before
5370 reprocessing. Always call df_analyze before fixing up debug bind
5373 2019-03-23 Segher Boessenkool <segher@kernel.crashing.org>
5375 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Implement for 32-bit
5378 2019-03-22 Andrew Pinski <apinski@marvell.com>
5380 * config/aarch64/aarch64.md (zero_extendsidi2_aarch64): Fix type
5381 attrribute for uxtw.
5383 2019-03-26 Jeff Law <law@redhat.com>
5385 PR rtl-optimization/87761
5386 * config/mips/mips-protos.h (mips_split_move): Add new argument.
5387 (mips_emit_move_or_split): Pass NULL for INSN into mips_split_move.
5388 (mips_split_move): Accept new INSN argument. Try to forward SRC
5389 into the next instruction.
5390 (mips_split_move_insn): Pass INSN through to mips_split_move.
5392 2019-03-22 Vladimir Makarov <vmakarov@redhat.com>
5394 PR rtl-optimization/89676
5395 * lra-constraints.c (curr_insn_transform): Do match reload for
5396 early clobbers even if the match was successful.
5398 2019-03-22 Jakub Jelinek <jakub@redhat.com>
5401 * doc/invoke.texi (-fconstexpr-ops-limit=): Document.
5403 2019-03-22 Bill Schmidt <wschmidt@linux.ibm.com>
5405 * config/rs6000/mmintrin.h (_mm_sub_pi32): Fix typo.
5407 2019-03-22 Jakub Jelinek <jakub@redhat.com>
5409 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>,
5410 <avx512>_fmsub_<mode>_mask3<round_name>,
5411 <avx512>_fnmadd_<mode>_mask3<round_name>,
5412 <avx512>_fnmsub_<mode>_mask3<round_name>,
5413 avx512f_vmfmadd_<mode>_mask3<round_name>,
5414 avx512f_vmfmsub_<mode>_mask3<round_name>,
5415 *avx512f_vmfnmadd_<mode>_mask3<round_name>): Use <round_nimm_predicate>
5416 instead of register_operand and %v instead of v for match_operand 1.
5417 (avx512f_vmfnmsub_<mode>_mask3<round_name>): Rename to ...
5418 (*avx512f_vmfnmsub_<mode>_mask3<round_name>): ... this. Use
5419 <round_nimm_predicate> instead of register_operand and %v instead of v
5420 for match_operand 1.
5422 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask<round_name>,
5423 <avx512>_fmadd_<mode>_mask3<round_name>,
5424 <avx512>_fmsub_<mode>_mask<round_name>,
5425 <avx512>_fmsub_<mode>_mask3<round_name>,
5426 <avx512>_fnmadd_<mode>_mask<round_name>,
5427 <avx512>_fnmadd_<mode>_mask3<round_name>,
5428 <avx512>_fnmsub_<mode>_mask<round_name>,
5429 <avx512>_fnmsub_<mode>_mask3<round_name>,
5430 <avx512>_fmaddsub_<mode>_mask<round_name>,
5431 <avx512>_fmaddsub_<mode>_mask3<round_name>,
5432 <avx512>_fmsubadd_<mode>_mask<round_name>,
5433 <avx512>_fmsubadd_<mode>_mask3<round_name>): Use
5434 <round_nimm_predicate> instead of nonimmediate_operand.
5435 (fmai_vmfmadd_<mode><round_name>, fmai_vmfmsub_<mode><round_name>,
5436 fmai_vmfnmadd_<mode><round_name>, fmai_vmfnmsub_<mode><round_name>):
5437 Use register_operand instead of <round_nimm_predicate> for the
5438 operand that needs to match output.
5439 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>,
5440 *fmai_fnmadd_<mode><round_name>, *fmai_fnmsub_<mode><round_name>):
5441 Likewise. Formatting fixes.
5444 * config/i386/i386.c (enum ix86_builtins): Remove
5445 IX86_BUILTIN_VFMSUBSD3_MASK3 and IX86_BUILTIN_VFMSUBSS3_MASK3.
5446 * config/i386/i386-builtin.def (__builtin_ia32_vfmaddsd3_mask,
5447 __builtin_ia32_vfmaddsd3_mask3, __builtin_ia32_vfmaddsd3_maskz,
5448 __builtin_ia32_vfmsubsd3_mask3, __builtin_ia32_vfmaddss3_mask,
5449 __builtin_ia32_vfmaddss3_mask3, __builtin_ia32_vfmaddss3_maskz,
5450 __builtin_ia32_vfmsubss3_mask3): New builtins.
5451 * config/i386/sse.md (avx512f_vmfmadd_<mode>_mask<round_name>,
5452 avx512f_vmfmadd_<mode>_mask3<round_name>,
5453 avx512f_vmfmadd_<mode>_maskz_1<round_name>,
5454 *avx512f_vmfmsub_<mode>_mask<round_name>,
5455 avx512f_vmfmsub_<mode>_mask3<round_name>,
5456 *avx512f_vmfmasub_<mode>_maskz_1<round_name>,
5457 *avx512f_vmfnmadd_<mode>_mask<round_name>,
5458 *avx512f_vmfnmadd_<mode>_mask3<round_name>,
5459 *avx512f_vmfnmadd_<mode>_maskz_1<round_name>,
5460 *avx512f_vmfnmsub_<mode>_mask<round_name>,
5461 avx512f_vmfnmsub_<mode>_mask3<round_name>,
5462 *avx512f_vmfnmsub_<mode>_maskz_1<round_name>): New define_insns.
5463 (avx512f_vmfmadd_<mode>_maskz<round_expand_name>): New define_expand.
5464 * config/i386/avx512fintrin.h (_mm_mask_fmadd_sd, _mm_mask_fmadd_ss,
5465 _mm_mask3_fmadd_sd, _mm_mask3_fmadd_ss, _mm_maskz_fmadd_sd,
5466 _mm_maskz_fmadd_ss, _mm_mask_fmsub_sd, _mm_mask_fmsub_ss,
5467 _mm_mask3_fmsub_sd, _mm_mask3_fmsub_ss, _mm_maskz_fmsub_sd,
5468 _mm_maskz_fmsub_ss, _mm_mask_fnmadd_sd, _mm_mask_fnmadd_ss,
5469 _mm_mask3_fnmadd_sd, _mm_mask3_fnmadd_ss, _mm_maskz_fnmadd_sd,
5470 _mm_maskz_fnmadd_ss, _mm_mask_fnmsub_sd, _mm_mask_fnmsub_ss,
5471 _mm_mask3_fnmsub_sd, _mm_mask3_fnmsub_ss, _mm_maskz_fnmsub_sd,
5472 _mm_maskz_fnmsub_ss, _mm_mask_fmadd_round_sd, _mm_mask_fmadd_round_ss,
5473 _mm_mask3_fmadd_round_sd, _mm_mask3_fmadd_round_ss,
5474 _mm_maskz_fmadd_round_sd, _mm_maskz_fmadd_round_ss,
5475 _mm_mask_fmsub_round_sd, _mm_mask_fmsub_round_ss,
5476 _mm_mask3_fmsub_round_sd, _mm_mask3_fmsub_round_ss,
5477 _mm_maskz_fmsub_round_sd, _mm_maskz_fmsub_round_ss,
5478 _mm_mask_fnmadd_round_sd, _mm_mask_fnmadd_round_ss,
5479 _mm_mask3_fnmadd_round_sd, _mm_mask3_fnmadd_round_ss,
5480 _mm_maskz_fnmadd_round_sd, _mm_maskz_fnmadd_round_ss,
5481 _mm_mask_fnmsub_round_sd, _mm_mask_fnmsub_round_ss,
5482 _mm_mask3_fnmsub_round_sd, _mm_mask3_fnmsub_round_ss,
5483 _mm_maskz_fnmsub_round_sd, _mm_maskz_fnmsub_round_ss): New intrinsics.
5485 2019-03-21 Martin Sebor <msebor@redhat.com>
5487 PR tree-optimization/89350
5488 * builtins.c (compute_objsize): Also ignore offsets whose upper
5490 * gimple-ssa-warn-restrict.c (builtin_memref): Add new member.
5491 (builtin_memref::builtin_memref): Initialize new member.
5492 Allow EXPR to be null.
5493 (builtin_memref::extend_offset_range): Replace local with a member.
5494 Avoid assuming pointer offsets are unsigned.
5495 (builtin_memref::set_base_and_offset): Determine base object
5496 before computing offset range.
5497 (builtin_access::builtin_access): Handle memset.
5498 (builtin_access::generic_overlap): Replace local with a member.
5499 (builtin_access::strcat_overlap): Same.
5500 (builtin_access::overlap): Same.
5501 (maybe_diag_overlap): Same.
5502 (maybe_diag_access_bounds): Same.
5503 (wrestrict_dom_walker::check_call): Handle memset.
5504 (check_bounds_or_overlap): Same.
5506 2019-03-21 Jan Hubicka <hubicka@ucw.cz>
5507 Jakub Jelinek <jakub@redhat.com>
5510 * tree.c (fld_type_variant, fld_incomplete_type_of,
5511 fld_process_array_type): Call fld->pset.add and don't call
5512 add_tree_to_fld_list if it returns true.
5513 (free_lang_data_in_type): Similarly with self-recursive call. Purge
5514 non-marked types from TYPE_NEXT_VARIANT list.
5515 (find_decls_types_r): Call fld_worklist_push for TYPE_CANONICAL (t).
5517 2019-03-21 Jakub Jelinek <jakub@redhat.com>
5519 * hash-table.h (hash_table): Add Lazy template parameter defaulted
5520 to false, if true, don't alloc_entries during construction, but defer
5521 it to the first method that needs m_entries allocated.
5522 (hash_table::hash_table, hash_table::~hash_table,
5523 hash_table::alloc_entries, hash_table::find_empty_slot_for_expand,
5524 hash_table::too_empty_p, hash_table::expand, hash_table::empty_slow,
5525 hash_table::clear_slot, hash_table::traverse_noresize,
5526 hash_table::traverse, hash_table::iterator::slide): Adjust all methods.
5527 * hash-set.h (hash_set): Add Lazy template parameter defaulted to
5529 (hash_set::contains): If Lazy is true, use find_slot_with_hash with
5530 NO_INSERT instead of find_with_hash.
5531 (hash_set::traverse, hash_set::iterator, hash_set::iterator::m_iter,
5532 hash_set::m_table): Add Lazy to template params of hash_table.
5533 (gt_ggc_mx, gt_pch_nx): Use false as Lazy in hash_set template param.
5534 * attribs.c (test_attribute_exclusions): Likewise.
5535 * hash-set-tests.c (test_set_of_strings): Add iterator tests for
5536 hash_set. Add tests for hash_set with Lazy = true.
5538 2019-03-21 Richard Biener <rguenther@suse.de>
5540 PR tree-optimization/89779
5541 * tree.c (tree_nop_conversion): Consolidate and fix defensive
5542 checks with respect to released SSA names now having error_mark_node
5544 * fold-const.c (operand_equal_p): Likewise.
5546 2019-03-20 Andreas Krebbel <krebbel@linux.ibm.com>
5549 * config/s390/s390.c (global_not_special_regno_p): Move to make it
5551 (s390_optimize_register_info): Use global_not_special_regno_p to
5552 check for global regs.
5554 2019-03-20 Jakub Jelinek <jakub@redhat.com>
5557 * lra-constraints.c (process_alt_operands) <reg>: For BLKmode, don't
5558 update this_alternative nor this_alternative_set.
5560 2019-03-19 Jim Wilson <jimw@sifive.com>
5563 * config/riscv/riscv.c (riscv_valid_lo_sum_p): New arg x. New locals
5564 align, size, offset. Use them to handle a BLKmode reference. Update
5566 (riscv_classify_address): Pass info->offset to riscv_valid_lo_sum_p.
5568 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5570 PR rtl-optimization/89768
5571 * loop-unroll.c (unroll_loop_constant_iterations): Use gen_int_mode
5573 (unroll_loop_runtime_iterations): Likewise.
5575 2019-03-19 Martin Sebor <msebor@redhat.com>
5577 PR tree-optimization/89644
5578 * tree-ssa-strlen.c (handle_builtin_stxncpy): Use full_string_p
5579 rather than endptr as an indicator of nul-termination.
5581 PR tree-optimization/89644
5582 * tree-ssa-strlen.c (handle_builtin_stxncpy): Consider unterminated
5583 arrays in determining sequence sizes in strncpy and stpncpy.
5585 2019-03-19 Martin Liska <mliska@suse.cz>
5588 * predict.c (combine_predictions_for_bb): Empty likely_edges and
5589 unlikely_edges if there's an edge that belongs to both these sets.
5591 2018-03-19 Segher Boessenkool <segher@kernel.crashing.org>
5594 * config/rs6000/rs6000.md (fix_trunc<mode>si2_stfiwx): If we have a
5595 non-TARGET_MFCRF target, and the dest is memory but not 32-bit aligned,
5596 go via a stack temporary.
5598 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5601 * config/mips/mips.c (mips_expand_vec_cond_expr): Use gen_lowpart
5602 instead of gen_rtx_SUBREG.
5603 * config/mips/mips-msa.md (vec_extract<mode><unitmode>): Likewise.
5605 2019-03-19 Richard Biener <rguenther@suse.de>
5608 * opts.c (finish_options): Disable -gsplit-dwarf when doing LTO.
5610 2019-03-19 Jan Hubicka <hubicka@ucw.cz>
5614 * tree.c (free_lang_data_in_decl): Do not free context of C++
5617 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5620 * config/arm/arm.md (cmpsi2_addneg): Swap the alternatives and use
5621 subs for the first alternative except when operands[3] is 1.
5624 * gimplify.c (gimplify_asm_expr): For output argument with
5625 TREE_ADDRESSABLE type, clear allows_reg if it allows memory, otherwise
5628 2019-03-19 Eric Botcazou <ebotcazou@adacore.com>
5630 PR rtl-optimization/89753
5631 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
5632 explicit unrolling factor even more robust.
5634 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5637 * config/i386/i386.c (ix86_expand_floorceildf_32): In ceil
5638 compensation use x2 += 1 instead of x2 -= -1 and when honoring
5639 signed zeros, do another copysign after the compensation.
5641 2019-03-18 Martin Sebor <msebor@redhat.com>
5643 PR tree-optimization/89720
5644 * tree-vrp.c (vrp_prop::check_mem_ref): Treat range with max < min
5645 more conservatively, the same as anti-range.
5647 2019-03-18 Richard Biener <rguenther@suse.de>
5650 * tree-ssanames.c (release_ssa_name_fn): For released SSA names
5651 use a TREE_TYPE of error_mark_node to avoid ICEs when dumping
5652 basic-blocks that are removed. Remove restoring SSA_NAME_VAR.
5653 * tree-outof-ssa.c (eliminate_useless_phis): Remove redundant checking.
5655 2019-03-18 Andrew Stubbs <ams@codesourcery.com>
5657 * config/gcn/gcn-run.c (struct output): Make next_output unsigned.
5658 Extend queue to 1024 entries.
5659 Add "consumed" field.
5660 (gomp_print_output): Remove print_index parameter.
5661 Add final parameter.
5662 Change limit to unsigned.
5663 Use consumed field to implement circular buffer.
5664 Detect interrupted print in final pass.
5665 Flush output at the end.
5666 (run): Update gomp_print_output usage.
5667 (main): Initialize kernargs->output_data.consumed.
5669 2019-03-18 Richard Sandiford <richard.sandiford@arm.com>
5671 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Fix the
5672 calculation of the minimum number of scalar iterations for
5673 fully-predicated loops.
5675 2019-03-18 Martin Jambor <mjambor@suse.cz>
5677 PR tree-optimization/89546
5678 * tree-sra.c (propagate_subaccesses_across_link): Requeue new_acc if
5679 any propagation to its children took place.
5681 2019-03-18 Andrew Burgess <andrew.burgess@embecosm.com>
5684 * config/riscv/riscv.c (riscv_pass_fpr_single): Add offset
5685 parameter, and make use of it.
5686 (riscv_get_arg_info): Pass offset to riscv_pass_fpr_single.
5688 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5690 * config/arc/arc.opt (mcode-density-frame): Get the inital value
5691 from TARGET_CODE_DENSITY_FRAME_DEFAULT.
5692 * config/arc/elf.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
5693 * config/arc/linux.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
5694 * config/arc/arc.md (pop_multi_fp_blink): Adjust constraints to
5695 match what the ops is doing.
5696 (push_multi_fp_blink): Likewise.
5697 * config/arc/arc.c (arc_override_options): Enable enter/leave when
5698 compiling for size and elf target.
5699 (arc_save_callee_enter): Adjust note to match what enter/leave
5702 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5704 * config/arc/arc.md (tst_movb): Fix constraint.
5706 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5708 * config/arc/arc.c (TARGET_HAVE_SPECULATION_SAFE_VALUE): Define.
5710 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5712 * config/arc/arc-protos.h (arc_adjust_reg_alloc_order): Declare.
5713 * config/arc/arc.c (arc_conditional_register_usage): Remove all
5714 reg_alloc_order references.
5715 (size_alloc_order): Define.
5716 (arc_adjust_reg_alloc_order): New function.
5717 * config/arc/arc.h (REG_ALLOC_ORDER): Proper define the register
5719 (ADJUST_REG_ALLOC_ORDER): Define.
5720 (HONOR_REG_ALLOC_ORDER): Likewise.
5722 2019-03-18 Richard Biener <rguenther@suse.de>
5725 * config/i386/i386.c (ix86_add_stmt_cost): Pessimize strided
5726 loads and stores a bit more.
5728 2019-03-18 Richard Biener <rguenther@suse.de>
5731 * config/i386/i386.c (ix86_add_stmt_cost): Apply strided
5732 load pessimization to stores as well.
5734 2019-03-18 Andrey Belevantsev <abel@ispras.ru>
5737 * sel-sched.c (compute_av_set_at_bb_end): When we have an ineligible
5738 successor, use NULL as its av set.
5740 2019-03-15 Segher Boessenkool <segher@kernel.crashing.org>
5742 PR rtl-optimization/89721
5743 * lra-constraints (invariant_p): Return false if side_effects_p holds.
5745 2019-03-15 Kelvin Nilsen <kelvin@gcc.gnu.org>
5748 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5749 When handling vec_extract, use modular arithmetic to allow
5750 constant selectors greater than vector length.
5751 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Allow
5752 V1TImode vectors to have constant selector values greater than 0.
5753 Use modular arithmetic to compute vector index.
5754 (rs6000_split_vec_extract_var): Use modular arithmetic to compute
5755 index for in-memory vectors. Correct code generation for
5756 in-register vectors.
5757 (altivec_expand_vec_ext_builtin): Use modular arithmetic to
5760 2019-03-15 Alexandre Oliva <aoliva@redhat.com>
5764 * dwarf2out.c (generic_parameter_die): Follow DECL_INITIAL of
5767 2019-03-15 Jakub Jelinek <jakub@redhat.com>
5770 * tree.c (inchash::add_expr): Strip any location wrappers.
5771 * fold-const.c (operand_equal_p): Move stripping of location wrapper
5772 after hash verification.
5775 * dwarf2out.c (add_const_value_attribute): Return false for MINUS,
5776 SIGN_EXTEND and ZERO_EXTEND.
5778 2019-03-14 Jason Merrill <jason@redhat.com>
5779 Jakub Jelinek <jakub@redhat.com>
5781 * hash-table.h (remove_elt_with_hash): Return if slot is NULL rather
5782 than if is_empty (*slot).
5783 * hash-set-tests.c (test_set_of_strings): Add tests for addition of
5784 existing elt and for elt removal.
5785 * hash-map-tests.c (test_map_of_strings_to_int): Add test for removal
5786 of already removed elt.
5788 2019-03-15 H.J. Lu <hongjiu.lu@intel.com>
5791 * config/i386/i386.c (remove_partial_avx_dependency): Handle
5794 2019-03-14 Martin Liska <mliska@suse.cz>
5797 * doc/invoke.texi: Remove -fdump-class-hierarchy option.
5799 2019-03-14 Richard Biener <rguenther@suse.de>
5802 * config/i386/i386.c (make_resolver_func): Properly set
5803 DECL_CONTEXT on the RESULT_DECL.
5804 * config/rs6000/rs6000.c (make_resolver_func): Likewise.
5806 2019-03-14 Richard Biener <rguenther@suse.de>
5808 * gimple-pretty-print.c: Include cfgloop.h.
5809 (dump_gimple_phi): Adjust.
5810 (dump_gimple_bb_header): Dump loop header for GIMPLE.
5811 (pp_cfg_jump): Adjust.
5812 (dump_implicit_edges): Dump fallthru to next block for GIMPLE as well.
5813 * tree-cfg.c (build_gimple_cfg): Remove lower_phi_internal_fn call.
5814 (lower_phi_internal_fn): Remove.
5815 (verify_gimple_call): Remove IFN_PHI special-casing.
5816 (dump_function_to_file): Dump IL state.
5817 * tree-into-ssa.c (rewrite_add_phi_arguments): Revert changes
5818 done to deal with PHI nodes being present in non-SSA state.
5820 2019-03-14 Jakub Jelinek <jakub@redhat.com>
5823 * multiple_target.c (create_dispatcher_calls): Change
5824 references_to_redirect from vector of ipa_ref * to vector of ipa_ref.
5825 In the node->iterate_referring loop, push *ref rather than ref, call
5826 ref->remove_reference () and always pass 0 to iterate_referring.
5828 PR rtl-optimization/89679
5829 * expmed.c (expand_mult_const): Don't add a REG_EQUAL note if it
5830 would contain a paradoxical SUBREG.
5832 2019-03-14 Richard Biener <rguenther@suse.de>
5834 PR tree-optimization/89710
5835 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use
5838 2019-03-14 Martin Liska <mliska@suse.cz>
5840 * coverage.c (coverage_begin_function): Stream also
5842 * doc/gcov.texi: Document 2 new fields in JSON file. Improve
5843 documentation about function declaration location.
5844 * gcov-dump.c (tag_function): Print whole range
5845 of function declaration.
5846 * gcov.c (struct function_info): Add end_column field.
5847 (function_info::function_info): Initialize it.
5848 (output_json_intermediate_file): Output {start,end}_column
5850 (read_graph_file): Read end_column.
5852 2019-03-14 Richard Biener <rguenther@suse.de>
5855 * fold-const.c (operand_equal_p): For INDIRECT_REF check
5856 that the access types are similar.
5858 2019-03-14 Jakub Jelinek <jakub@redhat.com>
5860 PR tree-optimization/89703
5861 * tree-ssa-strlen.c (valid_builtin_call): Punt if stmt call types
5862 aren't compatible also with builtin_decl_explicit. Check pure
5863 or non-pure status of BUILT_IN_STR{{,N}CMP,N{LEN,{CAT,CPY}{,_CHK}}}
5864 and BUILT_IN_STPNCPY{,_CHK}.
5866 2019-03-14 H.J. Lu <hongjiu.lu@intel.com>
5869 * config/i386/i386.c (ix86_print_operand): Handle 'M' to add
5870 addr32 prefix to VSIB address for X32.
5871 * config/i386/sse.md (*avx512pf_gatherpf<mode>sf_mask): Prepend
5873 (*avx512pf_gatherpf<mode>df_mask): Likewise.
5874 (*avx512pf_scatterpf<mode>sf_mask): Likewise.
5875 (*avx512pf_scatterpf<mode>df_mask): Likewise.
5876 (*avx2_gathersi<mode>): Prepend "%M3" to opcode.
5877 (*avx2_gathersi<mode>_2): Prepend "%M2" to opcode.
5878 (*avx2_gatherdi<mode>): Prepend "%M3" to opcode.
5879 (*avx2_gatherdi<mode>_2): Prepend "%M2" to opcode.
5880 (*avx2_gatherdi<mode>_3): Prepend "%M3" to opcode.
5881 (*avx2_gatherdi<mode>_4): Prepend "%M2" to opcode.`
5882 (*avx512f_gathersi<mode>): Prepend "%M4" to opcode.
5883 (*avx512f_gathersi<mode>_2): Prepend "%M3" to opcode.
5884 (*avx512f_gatherdi<mode>): Prepend "%M4" to opcode.
5885 (*avx512f_gatherdi<mode>_2): Prepend "%M3" to opcode.
5886 (*avx512f_scattersi<mode>): Prepend "%M0" to opcode.
5887 (*avx512f_scatterdi<mode>): Likewise.
5889 2019-03-13 Vladimir Makarov <vmakarov@redhat.com>
5892 * lra-constraints.c (inherit_in_ebb): Update
5893 potential_reload_hard_regs along with live_hard_regs.
5895 2019-03-13 Jakub Jelinek <jakub@redhat.com>
5898 * dwarf2out.c (size_of_die): For dw_val_class_view_list always use
5900 (value_format): For dw_val_class_view_list never use DW_FORM_loclistx.
5902 2019-03-13 Martin Sebor <msebor@redhat.com>
5904 PR tree-optimization/89662
5905 * tree-vrp.c (vrp_prop::check_mem_ref): Avoid assuming every type
5908 2019-03-13 Richard Biener <rguenther@suse.de>
5911 * tree-scalar-evolution.c (simplify_peeled_chrec): Do not
5912 throw FP expressions at tree-affine.
5914 2019-03-14 Richard Biener <rguenther@suse.de>
5916 * tree-pretty-print.c (dump_generic_node): For -gimple properly
5917 dump negative integer constants using _Literal (type) -num.
5919 2019-03-13 Jakub Jelinek <jakub@redhat.com>
5921 * ipa-param-manipulation.h (struct ipa_parm_adjustment): Remove
5922 nonlocal_value member.
5925 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Handle PHI args.
5926 (ipa_simd_modify_function_body): Handle PHIs.
5928 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
5930 * config/s390/s390.c (s390_option_override_internal): Use more
5931 aggressive inlining parameters.
5933 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
5935 * config/s390/3906.md: New file.
5936 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
5937 (LONGRUNNING_THRESHOLD): Remove.
5938 (MAX_SCHED_MIX_SCORE): Decrease.
5939 (MAX_SCHED_MIX_DISTANCE): Decrease.
5940 (s390_bb_fallthru_entry_likely): Assume fallthru for less than likely.
5941 (struct s390_sched_state): New struct to hold scheduling state.
5942 (S390_SCHED_STATE_NORMAL): Remove.
5943 (S390_SCHED_STATE_CRACKED): Remove.
5944 (S390_SCHED_ATTR_MASK_GROUPOFTWO): Add.
5945 (s390_get_sched_attrmask): Use new attribute.
5946 (s390_get_unit_mask): Use new units.
5947 (s390_is_fpd): New function.
5948 (s390_is_fxd): New function.
5949 (s390_is_longrunning): New function.
5950 (s390_sched_score): Use new functions.
5951 (s390_sched_reorder): Likewise.
5952 (s390_sched_variable_issue): Rework and use new functions.
5953 (s390_sched_init): Use new functions.
5954 * config/s390/s390.h (s390_tune_attr): Add z14.
5955 * config/s390/s390.md: Add z14.
5957 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
5959 * config/s390/2964.md: Update pipeline description.
5960 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
5961 (LONGRUNNING_THRESHOLD): Remove.
5962 (LATENCY_FACTOR): Remove.
5963 (s390_get_unit_mask): Add unit.
5964 (s390_sched_score): Use fxd/fpd.
5965 (s390_sched_variable_issue): Use fxd/fpd.
5967 2019-03-12 Martin Liska <mliska@suse.cz>
5969 * config/i386/i386.c: Reword an error message.
5971 2019-03-12 Martin Jambor <mjambor@suse.cz>
5973 * cgraph.c (cgraph_node::dump): Dump more info for former thunks,
5974 terminate with newline.
5976 2019-03-12 Jakub Jelinek <jakub@redhat.com>
5979 * config/s390/s390.md (tabort): Use %wd instead of
5980 HOST_WIDE_INT_PRINT_DEC in error message, reword to avoid two capital
5981 letters and periods.
5982 * config/tilepro/tilepro.c (tilepro_print_operand): Use %wd in
5983 output_operand_lossage instead of HOST_WIDE_INT_PRINT_DEC, replace
5987 * builtins.c (expand_builtin_int_roundingfn,
5988 expand_builtin_int_roundingfn_2): Return NULL_RTX instead of
5989 gcc_unreachable if validate_arglist fails.
5991 2019-03-12 Richard Biener <rguenther@suse.de>
5993 PR tree-optimization/89664
5994 * tree-ssa-math-opts.c (execute_cse_reciprocals_1): Properly
5995 free the occurance tree after the early out.
5997 2019-03-11 Jakub Jelinek <jakub@redhat.com>
6001 * vr-values.c (vr_values::update_value_range): If
6002 old_vr->varying_p (), don't update it, make new_vr also VARYING
6005 2019-03-11 Martin Liska <mliska@suse.cz>
6007 * config/aarch64/aarch64.c (aarch64_override_options_internal):
6008 Fix double string quoting.
6010 2019-03-11 Martin Liska <mliska@suse.cz>
6012 * collect-utils.c (collect_wait): Wrap apostrophes
6013 in gcc internal format with %'.
6014 * collect2.c (main): Likewise.
6015 (scan_prog_file): Likewise.
6016 (scan_libraries): Likewise.
6017 * config/i386/i386.c (ix86_expand_call): Likewise.
6018 (ix86_handle_interrupt_attribute): Likewise.
6019 * config/nds32/nds32-intrinsic.c (nds32_expand_builtin_impl): Likewise.
6020 * config/nds32/nds32.c (nds32_insert_attributes): Likewise.
6021 * config/rl78/rl78.c (rl78_handle_saddr_attribute): Likewise.
6022 * lto-wrapper.c (find_crtoffloadtable): Likewise.
6023 * symtab.c (symtab_node::verify_base): Likewise.
6024 * tree-cfg.c (verify_gimple_label): Likewise.
6025 * tree.c (verify_type_variant): Likewise.
6027 2019-03-11 Martin Liska <mliska@suse.cz>
6029 * builtins.c (expand_builtin_thread_pointer): Wrap an option name
6030 in a string format message and fix GNU coding style.
6031 (expand_builtin_set_thread_pointer): Likewise.
6032 * common/config/aarch64/aarch64-common.c
6033 (aarch64_rewrite_selected_cpu): Likewise.
6034 * common/config/alpha/alpha-common.c (alpha_handle_option): Likewise.
6035 * common/config/arc/arc-common.c (arc_handle_option): Likewise.
6036 * common/config/arm/arm-common.c (arm_parse_fpu_option): Likewise.
6037 * common/config/bfin/bfin-common.c (bfin_handle_option): Likewise.
6038 * common/config/i386/i386-common.c (ix86_handle_option): Likewise.
6039 * common/config/ia64/ia64-common.c (ia64_handle_option): Likewise.
6040 * common/config/m68k/m68k-common.c (m68k_handle_option): Likewise.
6041 * common/config/msp430/msp430-common.c (msp430_handle_option): Likewise.
6042 * common/config/nds32/nds32-common.c (nds32_handle_option): Likewise.
6043 * common/config/powerpcspe/powerpcspe-common.c (rs6000_handle_option):
6045 * common/config/riscv/riscv-common.c
6046 (riscv_subset_list::parsing_subset_version): Likewise.
6047 (riscv_subset_list::parse_std_ext): Likewise.
6048 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
6049 (riscv_subset_list::parse): Likewise.
6050 * common/config/rs6000/rs6000-common.c (rs6000_handle_option): Likewise.
6051 * config/aarch64/aarch64.c (aarch64_parse_one_option_token): Likewise.
6052 (aarch64_override_options_internal): Likewise.
6053 (aarch64_validate_mcpu): Likewise.
6054 (aarch64_validate_march): Likewise.
6055 (aarch64_validate_mtune): Likewise.
6056 (aarch64_override_options): Likewise.
6057 * config/alpha/alpha.c (alpha_option_override): Likewise.
6058 * config/arc/arc.c (arc_init): Likewise.
6059 (parse_mrgf_banked_regs_option): Likewise.
6060 (arc_override_options): Likewise.
6061 (arc_expand_builtin_aligned): Likewise.
6062 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Likewise.
6063 (arm_expand_builtin): Likewise.
6064 * config/arm/arm.c (arm_option_check_internal): Likewise.
6065 (arm_configure_build_target): Likewise.
6066 (arm_option_override): Likewise.
6067 (arm_options_perform_arch_sanity_checks): Likewise.
6068 (arm_handle_cmse_nonsecure_entry): Likewise.
6069 (arm_handle_cmse_nonsecure_call): Likewise.
6070 (arm_tls_referenced_p): Likewise.
6071 (thumb1_expand_prologue): Likewise.
6072 * config/avr/avr.c (avr_option_override): Likewise.
6073 * config/bfin/bfin.c (bfin_option_override): Likewise.
6074 * config/c6x/c6x.c (c6x_option_override): Likewise.
6075 * config/cr16/cr16.c (cr16_override_options): Likewise.
6076 * config/cris/cris.c (cris_option_override): Likewise.
6077 * config/csky/csky.c (csky_handle_isr_attribute): Likewise.
6078 * config/darwin-c.c (macosx_version_as_macro): Likewise.
6079 * config/darwin.c (darwin_override_options): Likewise.
6080 * config/frv/frv.c (frv_expand_builtin): Likewise.
6081 * config/h8300/h8300.c (h8300_option_override): Likewise.
6082 * config/i386/i386.c (parse_mtune_ctrl_str): Likewise.
6083 (ix86_option_override_internal): Likewise.
6084 (warn_once_call_ms2sysv_xlogues): Likewise.
6085 (ix86_expand_prologue): Likewise.
6086 (split_stack_prologue_scratch_regno): Likewise.
6087 (ix86_warn_parameter_passing_abi): Likewise.
6088 * config/ia64/ia64.c (fix_range): Likewise.
6089 * config/m68k/m68k.c (m68k_option_override): Likewise.
6090 * config/microblaze/microblaze.c (microblaze_option_override): Likewise.
6091 * config/mips/mips.c (mips_emit_probe_stack_range): Likewise.
6092 (mips_set_compression_mode): Likewise.
6093 * config/mmix/mmix.c (mmix_option_override): Likewise.
6094 * config/mn10300/mn10300.c (mn10300_option_override): Likewise.
6095 * config/msp430/msp430.c (msp430_option_override): Likewise.
6096 * config/nds32/nds32.c (nds32_option_override): Likewise.
6097 * config/nios2/nios2.c (nios2_custom_check_insns): Likewise.
6098 (nios2_option_override): Likewise.
6099 (nios2_expand_custom_builtin): Likewise.
6100 * config/nvptx/mkoffload.c (main): Likewise.
6101 * config/nvptx/nvptx.c (diagnose_openacc_conflict): Likewise.
6102 * config/pa/pa.c (fix_range): Likewise.
6103 (pa_option_override): Likewise.
6104 * config/riscv/riscv.c (riscv_parse_cpu): Likewise.
6105 (riscv_option_override): Likewise.
6106 * config/rl78/rl78.c (rl78_option_override): Likewise.
6107 * config/rs6000/aix61.h: Likewise.
6108 * config/rs6000/aix71.h: Likewise.
6109 * config/rs6000/aix72.h: Likewise.
6110 * config/rs6000/driver-rs6000.c (elf_platform): Likewise.
6111 * config/rs6000/freebsd64.h: Likewise.
6112 * config/rs6000/linux64.h: Likewise.
6113 * config/rs6000/rs6000.c (rs6000_option_override_internal): Likewise.
6114 (rs6000_expand_zeroop_builtin): Likewise.
6115 (rs6000_expand_mtfsb_builtin): Likewise.
6116 (rs6000_expand_set_fpscr_rn_builtin): Likewise.
6117 (rs6000_expand_set_fpscr_drn_builtin): Likewise.
6118 (rs6000_invalid_builtin): Likewise.
6119 (rs6000_expand_split_stack_prologue): Likewise.
6120 * config/rs6000/rtems.h: Likewise.
6121 * config/rx/rx.c (valid_psw_flag): Likewise.
6122 (rx_expand_builtin): Likewise.
6123 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Likewise.
6124 * config/s390/s390.c (s390_expand_builtin): Likewise.
6125 (s390_function_profiler): Likewise.
6126 (s390_option_override_internal): Likewise.
6127 (s390_option_override): Likewise.
6128 * config/sh/sh.c (sh_option_override): Likewise.
6129 (sh_builtin_saveregs): Likewise.
6130 (sh_fix_range): Likewise.
6131 * config/sh/vxworks.h: Likewise.
6132 * config/sparc/sparc.c (sparc_option_override): Likewise.
6133 * config/spu/spu.c (spu_option_override): Likewise.
6134 (fix_range): Likewise.
6135 * config/visium/visium.c (visium_option_override): Likewise.
6136 (visium_handle_interrupt_attr): Likewise.
6137 * config/xtensa/xtensa.c (xtensa_option_override): Likewise.
6138 * dbgcnt.c (dbg_cnt_set_limit_by_name): Likewise.
6139 (dbg_cnt_process_opt): Likewise.
6140 * dwarf2out.c (output_dwarf_version): Likewise.
6141 * except.c (expand_eh_return): Likewise.
6142 * gcc.c (defined): Likewise.
6143 (driver_handle_option): Likewise.
6144 (process_command): Likewise.
6145 (compare_files): Likewise.
6146 (driver::prepare_infiles): Likewise.
6147 (driver::do_spec_on_infiles): Likewise.
6148 (driver::maybe_run_linker): Likewise.
6149 * omp-offload.c (oacc_parse_default_dims): Likewise.
6150 * opts-global.c (handle_common_deferred_options): Likewise.
6151 * opts.c (parse_sanitizer_options): Likewise.
6152 (common_handle_option): Likewise.
6153 (enable_warning_as_error): Likewise.
6154 * passes.c (enable_disable_pass): Likewise.
6155 * plugin.c (parse_plugin_arg_opt): Likewise.
6156 (default_plugin_dir_name): Likewise.
6157 * targhooks.c (default_expand_builtin_saveregs): Likewise.
6158 (default_pch_valid_p): Likewise.
6159 * toplev.c (init_asm_output): Likewise.
6160 (process_options): Likewise.
6161 (toplev::run_self_tests): Likewise.
6162 * tree-cfg.c (verify_gimple_call): Likewise.
6163 * tree-inline.c (inline_forbidden_p_stmt): Likewise.
6164 (tree_inlinable_function_p): Likewise.
6165 * var-tracking.c (vt_find_locations): Likewise.
6167 2019-03-11 Andreas Krebbel <krebbel@linux.ibm.com>
6169 * config/s390/s390.c (s390_expand_builtin): Do the copy_to_reg not
6170 only on the else branch.
6172 2019-03-11 Martin Liska <mliska@suse.cz>
6174 * gcov.c (output_intermediate_json_line): Print function
6176 (output_json_intermediate_file): Add new argument.
6177 * doc/gcov.texi: Document the change.
6179 2019-03-11 Eric Botcazou <ebotcazou@adacore.com>
6181 PR rtl-optimization/89588
6182 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
6183 explicit unrolling factor more robust.
6185 2019-03-11 Richard Biener <rguenther@suse.de>
6187 PR tree-optimization/89649
6188 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
6189 * tree-vect-loop-manip.c (vect_do_peeling): Unset force_vectorize
6190 on the prolog and epilog loops.
6191 (vect_loop_versioning): Return copy of loop.
6192 * tree-vect-loop.c (vect_transform_loop): Unset force_vectorize
6193 on the non-vectorized version of the loop.
6195 2019-03-10 Uroš Bizjak <ubizjak@gmail.com>
6198 * config/i386/sse.md (*vec_extractv2di_0_sse):
6199 Add (=r,x) alternative and corresponding splitter.
6201 2019-03-10 Martin Jambor <mjambor@suse.cz>
6203 PR tree-optimization/85762
6204 PR tree-optimization/87008
6205 PR tree-optimization/85459
6206 * tree-sra.c (contains_vce_or_bfcref_p): New parameter, set the bool
6207 it points to if there is a type changing MEM_REF. Adjust all callers.
6208 (build_accesses_from_assign): Disable total scalarization if
6209 contains_vce_or_bfcref_p returns true through the new parameter, for
6212 2019-03-09 Jakub Jelinek <jakub@redhat.com>
6215 * attribs.c (handle_dll_attribute): Don't clear TREE_STATIC for
6216 dllimport on VAR_DECLs with RECORD_TYPE or UNION_TYPE DECL_CONTEXT.
6219 * common.opt (fdiagnostics-show-labels,
6220 fdiagnostics-show-line-numbers, fdiagnostics-format=,
6221 fdiagnostics-minimum-margin-width=, fgnat-encodings=, gas-loc-support,
6222 gas-locview-support, ginline-points, ginternal-reset-location-views):
6223 Terminate description text with a dot.
6224 * config/microblaze/microblaze.opt (mxl-prefetch): Likewise.
6225 * config/mcore/mcore.opt (m210, m340): Likewise.
6226 * config/epiphany/epiphany.opt (mprefer-short-insn-regs, mcmove,
6227 mnops=): Start description text with a capital letter.
6228 * config/arc/arc.opt (msize-level=): Likewise.
6229 * config/sh/sh.opt (minline-ic_invalidate): Likewise.
6230 * config/rs6000/sysv4.opt (mno-toc, mtoc, mno-traceback, mshlib,
6232 * config/ft32/ft32.opt (msim): Likewise.
6233 (mft32b, mcompress): Likewise. Terminate description text with a dot.
6234 (mnodiv, mnopm): Terminate description text with a dot.
6235 * config/c6x/c6x.opt (c6x_sdata): Terminate Enum description with
6237 * config/i386/i386.opt (prefer_vector_width, instrument_return):
6239 * config/rx/rx.opt (nofpu): Remove trailing spaces from description
6242 PR rtl-optimization/89634
6243 * cfgcleanup.c (thread_jump): Punt if registers mentioned in cond1
6244 are modified in BB_END (e->src) instruction.
6246 2019-03-08 David Malcolm <dmalcolm@redhat.com>
6249 * config/i386/i386.c (ix86_set_current_function): Make "sorry"
6250 messages more amenable to translation, and improve wording.
6252 2019-03-08 Bill Schmidt <wschmidt@linux.ibm.com>
6254 * config/rs6000/rs6000-p8swap.c (rs6000_analyze_swaps): Rebuild
6255 ud- and du-chains between phases.
6257 2019-03-08 Richard Sandiford <richard.sandiford@arm.com>
6260 * dwarf2cfi.c (dwarf2out_frame_debug_expr): Use CONST_POLY_INT
6261 instead of POLY_INT_CST.
6263 2019-03-08 Andre Vieira <andre.simoesdiasvieira@arm.com>
6265 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): Add TARGET_VFP_DOUBLE
6268 2019-03-08 Uroš Bizjak <ubizjak@gmail.com>
6273 * config/i386/emmintrin.h (_mm_loadu_si64): New intrinsic.
6274 (_mm_storeu_si64): Ditto.
6276 2019-03-08 Martin Liska <mliska@suse.cz>
6279 * config/i386/i386.c (ix86_option_override_internal): Disable
6280 jump tables when retpolines are used.
6282 2019-03-08 Jan Hubicka <hubicka@ucw.cz>
6285 * ipa-split.c (execute_split_functions): Do not split
6286 'noinline' or 'section' function.
6288 2019-03-08 Jakub Jelinek <jakub@redhat.com>
6291 * config/s390/s390.c (s390_const_operand_ok): Use %wu instead of
6292 HOST_WIDE_INT_PRINT_UNSIGNED and %wd instead of
6293 HOST_WIDE_INT_PRINT_DEC. Formatting fixes.
6296 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
6297 from diagnostics. Formatting fixes.
6300 * ipa-devirt.c (odr_types_equivalent_p): Fix grammar in
6301 warn_odr diagnostics.
6304 * lra-constraints.c (process_alt_operands): Avoid one space before
6305 " at the end of line and another after " on another line in a string
6307 * attribs.c (handle_dll_attribute): Likewise.
6308 * config/avr/avr-devices.c (avr_texinfo): Likewise.
6310 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Don't wrap
6311 warning_at or inform messages in G_() if there is no ?:.
6313 PR tree-optimization/89550
6314 * builtins.c (c_strlen): Only set TREE_NO_WARNING if warning_at
6315 returned true. Formatting fixes.
6316 (expand_builtin_strnlen): Formatting fixes.
6317 * tree-vrp.c (vrp_prop::check_mem_ref): Only set TREE_NO_WARNING
6318 if warning_at returned true.
6319 * tree-cfg.c (pass_warn_function_return::execute): Likewise.
6321 2019-03-08 Richard Biener <rguenther@suse.de>
6324 * cfgloop.h (struct loop): Add owned_clique field.
6325 * cfgloopmanip.c (copy_loop_info): Copy it.
6326 * tree-cfg.c (gimple_duplicate_bb): Do not remap owned_clique
6328 * tree-inline.c (copy_loops): Remap owned_clique.
6329 * lto-streamer-in.c (input_cfg): Stream owned_clique.
6330 * lto-streamer-out.c (output_cfg): Likewise.
6332 2019-03-08 Jakub Jelinek <jakub@redhat.com>
6335 * config/darwin.c: Include intl.h.
6336 (darwin_build_constant_cfstring): Improve i18n of diagnostics by not
6337 composing the message out of two separate parts.
6339 2019-03-07 Jakub Jelinek <jakub@redhat.com>
6342 * config/i386/i386.c (ix86_set_func_type): Make sure diagnostics
6343 doesn't start with a capital letter and doesn't end with a dot.
6344 (ix86_function_arg_boundary): Make sure diagnostics doesn't start
6345 with a capital letter.
6346 (ix86_mangle_function_version_assembler_name): Likewise.
6347 (ix86_generate_version_dispatcher_body): Likewise.
6348 (fold_builtin_cpu): Likewise.
6349 (get_builtin_code_for_version): Likewise. Remove extraneous space.
6350 (ix86_handle_interrupt_attribute): Make the diagnostics easier for
6351 translators, wrap full type name in %qs.
6353 PR translation/79999
6354 * gimplify.c (gimplify_omp_ordered): Reword diagnostics to talk about
6355 depend clause with source (or sink) modifier.
6356 * omp-expand.c (expand_omp_ordered_sink): Likewise.
6359 * config/i386/sse.md (avx512f_mov<ssescalarmodelower>_mask,
6360 *avx512f_load<mode>_mask, avx512f_store<mode>_mask): New define_insns.
6361 (avx512f_load<mode>_mask): New define_expand.
6362 * config/i386/i386-builtin.def (__builtin_ia32_loadsd_mask,
6363 __builtin_ia32_loadss_mask, __builtin_ia32_storesd_mask,
6364 __builtin_ia32_storess_mask, __builtin_ia32_movesd_mask,
6365 __builtin_ia32_movess_mask): New builtins.
6366 * config/i386/avx512fintrin.h (_mm_mask_load_ss, _mm_maskz_load_ss,
6367 _mm_mask_load_sd, _mm_maskz_load_sd, _mm_mask_move_ss,
6368 _mm_maskz_move_ss, _mm_mask_move_sd, _mm_maskz_move_sd,
6369 _mm_mask_store_ss, _mm_mask_store_sd): New intrinsics.
6371 2019-03-07 Martin Jambor <mjambor@suse.cz>
6374 * ipa-cp.c (perform_estimation_of_a_value): Account zero time benefit
6375 for extern inline functions.
6377 2019-03-07 Martin Jambor <mjambor@suse.cz>
6380 * cgraph.h (cgraph_node): New inline method former_thunk_p.
6381 * cgraph.c (cgraph_node::dump): Dump a note if node is a former thunk.
6382 (clone_of_p): Treat expanded thunks like thunks, be optimistic if they
6383 have multiple callees. At the end check if declarations match as
6384 opposed to cgraph_nodes.
6386 2019-03-07 Martin Liska <mliska@suse.cz>
6388 * cgraph.c (cgraph_node::verify_node): Verify with a neighbour
6389 which is equivalent to searching for this in clones chain.
6390 * symtab.c (symtab_node::verify_base): Similarly compare ASM
6391 names with a neighbour and special case first node in a chain.
6393 2019-01-25 Jason Merrill <jason@redhat.com>
6395 PR c++/80916 - spurious "static but not defined" warning.
6396 * gimple-fold.c (can_refer_decl_in_current_unit_p): Return false
6397 for an internal symbol with DECL_EXTERNAL.
6399 2019-04-07 Richard Biener <rguenther@suse.de>
6402 * cfgloopmanip.c (copy_loop_info): Copy forgotten fields.
6403 * tree-inline.c (copy_loops): Simplify.
6405 2019-03-07 Martin Liska <mliska@suse.cz>
6407 * dwarf2out.c (add_AT_vms_delta): Revert function removal.
6409 2019-03-07 Richard Biener <rguenther@suse.de>
6411 PR tree-optimization/89595
6412 * tree-ssa-dom.c (dom_opt_dom_walker::optimize_stmt): Take
6413 stmt iterator as reference, take boolean output parameter to
6414 indicate whether the stmt was removed and thus the iterator
6416 (dom_opt_dom_walker::before_dom_children): Re-iterate over
6417 stmts created by folding.
6419 2019-03-07 Jakub Jelinek <jakub@redhat.com>
6422 * doc/extend.texi (Basic Asm): Document qualifiers are not allowed
6425 2019-03-06 Peter Bergner <bergner@linux.ibm.com>
6427 PR rtl-optimization/88845
6428 * config/rs6000/rs6000.c (rs6000_emit_move_si_sf_subreg): Enable during
6430 * lra.c (remove_scratches_1): New function.
6431 (remove_scratches): Use it.
6432 (lra_emit_move): Likewise.
6434 2019-03-06 Claudiu Zissulescu <claziss@synopsys.com>
6436 * config/arc/arc-c.def (__ARC_UNALIGNED__): Set it on
6437 unaligned_access variable.
6438 * config/arc/arc.c (arc_override_options): Set unaligned access
6439 default on for HS CPUs.
6440 * config/arc/arc.h (STRICT_ALIGNMENT): Fix logic.
6442 2019-03-06 Martin Liska <mliska@suse.cz>
6444 PR gcov-profile/89577
6445 * doc/gcov.texi: Prefer to use --coverage.
6446 * doc/sourcebuild.texi: Likewise.
6448 2019-03-02 Jason Merrill <jason@redhat.com>
6450 PR c++/86485 - -Wmaybe-unused with empty class ?:
6451 * gimplify.c (gimplify_cond_expr): Use INIT_EXPR.
6453 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6456 * config/rs6000/t-linux (MULTIARCH_DIRNAME): Set to non-empty only
6460 * builtins.c (maybe_emit_free_warning): Punt if free doesn't have
6461 exactly one argument.
6463 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6464 Richard Sandiford <richard.sandiford@arm.com>
6466 PR tree-optimization/89570
6467 * match.pd (vec_cond into cond_op simplification): Don't use
6468 get_conditional_internal_fn, use as_internal_fn (cond_op).
6470 2019-03-05 Wilco Dijkstra <wdijkstr@arm.com>
6473 * config/arm/arm.md (movsi): Use targetm.cannot_force_const_mem
6474 to decide when to split off a non-zero offset from a symbol.
6475 * config/arm/arm.c (arm_cannot_force_const_mem): Disallow offsets
6476 in function symbols.
6478 2019-03-05 Richard Biener <rguenther@suse.de>
6480 PR tree-optimization/89594
6481 * tree-if-conv.c (pass_if_conversion::execute): Handle
6482 case where .LOOP_VECTORIZED_FUNCTION was removed.
6484 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6487 * fold-const.c (fold_checksum_tree): Don't use fixed size buffer,
6488 instead alloca it only when needed with the needed size.
6490 PR tree-optimization/89570
6491 * match.pd (vec_cond into cond_op simplification): Guard with
6492 vectorized_internal_fn_supported_p test and #if GIMPLE.
6494 PR tree-optimization/89566
6495 * gimple-ssa-sprintf.c (sprintf_dom_walker::handle_gimple_call):
6496 Set info.fncode to BUILT_IN_NONE if gimple_call_builtin_p failed.
6497 Punt if get_user_idx_format succeeds, but idx_format argument is
6498 not provided or doesn't have pointer type, or if idx_args is above
6499 number of provided arguments.
6501 2019-03-04 Wilco Dijkstra <wdijkstr@arm.com>
6503 PR tree-optimization/89437
6504 * match.pd: Use lt in sin(atan(x)) and cos(atan(x)) simplifications.
6506 2019-03-04 Richard Biener <rguenther@suse.de>
6509 * tree-scalar-evolution.c: (get_loop_exit_condition): Use
6512 2019-03-04 Bin Cheng <bin.cheng@linux.alibaba.com>
6514 PR tree-optimization/89487
6515 * tree-loop-distribution.c (has_nonaddressable_dataref_p): New.
6516 (create_rdg_vertices): Compute has_nonaddressable_dataref_p.
6517 (distribute_loop): Don't do runtime alias check if there is non-
6518 addressable data reference.
6519 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Check if VAR_DECL
6520 is a register variable.
6522 2019-03-02 Jakub Jelinek <jakub@redhat.com>
6525 * config/arm/arm.md (cmpsi2_addneg): Use
6526 trunc_int_for_mode (-INTVAL (...), SImode) instead of -INTVAL (...).
6527 If operands[2] is 0 or INT_MIN, force use of subs.
6528 (*compare_scc splitter): Use gen_int_mode.
6529 (*negscc): Likewise.
6530 * config/arm/thumb2.md (*thumb2_negscc): Likewise.
6532 2019-03-01 Kito Cheng <kito.cheng@gmail.com>
6533 Monk Chiang <sh.chiang04@gmail.com>
6535 * common/config/riscv/riscv-common.c: Include sstream.
6536 (riscv_subset_list::to_string): New.
6537 (riscv_arch_str): Likewise.
6538 * config.gcc (riscv*-*-*): Handle --with-riscv-attribute=
6540 * config/riscv/riscv-protos.h (riscv_arch_str): New.
6541 * config/riscv/riscv.c (INCLUDE_STRING): Defined.
6542 (riscv_emit_attribute): New.
6543 (riscv_file_start): Emit attribute if needed.
6544 (riscv_option_override): Init riscv_emit_attribute_p.
6545 * config/riscv/riscv.opt (mriscv-attribute): New option.
6546 * configure.ac (riscv*-*-*): Check binutils is supporting ELF
6548 * doc/install.texi: Document --with-riscv-attribute.
6549 * doc/invoke.texi: Document -mriscv-attribute.
6551 * common/config/riscv/riscv-common.c:
6552 Include config/riscv/riscv-protos.h.
6553 (INCLUDE_STRING): Defined.
6554 (RISCV_DONT_CARE_VERSION): Defined.
6555 (riscv_subset_t): Declare.
6556 (riscv_subset_t::riscv_subset_t): New.
6557 (riscv_subset_list): Declare.
6558 (riscv_subset_list::riscv_subset_list): New.
6559 (riscv_subset_list::~riscv_subset_list): Likewise.
6560 (riscv_subset_list::parsing_subset_version): Likewise.
6561 (riscv_subset_list::parse_std_ext): Likewise.
6562 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
6563 (riscv_subset_list::add): Likewise.
6564 (riscv_subset_list::lookup): Likewise.
6565 (riscv_subset_list::xlen): Likewise.
6566 (riscv_subset_list::parse): Likewise.
6567 (riscv_supported_std_ext): Likewise.
6568 (current_subset_list): Likewise.
6569 (riscv_parse_arch_string): Using riscv_subset_list::parse to
6572 2019-03-01 Segher Boessenkool <segher@kernel.crashing.org>
6574 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
6575 rs6000_dejagnu_cpu_index is set, use that to override rs6000_cpu_index.
6576 * config/rs6000/rs6000.opt (mdejagnu-cpu=): New option.
6578 2019-03-01 Alexander Monakov <amonakov@ispras.ru>
6580 PR rtl-optimization/85899
6581 * haifa-sched.c (find_fallthru_edge_from): Relax assert to account for
6582 fallthru edges leading to the exit block.
6584 2019-03-01 Tamar Christina <tamar.christina@arm.com>
6587 * config/aarch64/aarch64-option-extensions.def (fp, simd, crypto, fp16,
6588 rdma, dotprod, sha2, sha3, sm4, fp16fml, sve): Collapse line.
6590 2019-03-01 Richard Sandiford <richard.sandiford@arm.com>
6592 PR tree-optimization/89535
6593 * tree-vect-stmts.c (vectorizable_call): Record the vector types
6594 for each operand. Calculate the fallback choice for mask operands
6595 and pass it to vect_get_vec_def_for_operand.
6597 2019-03-01 Richard Biener <rguenther@suse.de>
6600 * tree-ssa-operands.c (add_stmt_operand): CONST_DECL may
6601 get virtual operands.
6602 (get_expr_operands): Handle CONST_DECL like other decls.
6604 2019-03-01 Jakub Jelinek <jakub@redhat.com>
6607 * fold-const.c (fold_checksum_tree): Ignore TREE_NO_WARNING bit
6608 on DECL_P and EXPR_P.
6610 2019-03-01 Richard Biener <rguenther@suse.de>
6613 * tree-cfgcleanup.h (cleanup_tree_cfg): Add SSA update flags
6614 argument, defaulted to zero.
6615 * passes.c (execute_function_todo): Pass down SSA update flags
6616 to cleanup_tree_cfg.
6617 * tree-cfgcleanup.c: Include tree-into-ssa.h and tree-cfgcleanup.h.
6618 (cleanup_tree_cfg_noloop): After cleanup_control_flow_pre update SSA
6620 (cleanup_tree_cfg): Get and pass down SSA update flags.
6622 2019-03-01 Jakub Jelinek <jakub@redhat.com>
6625 * dwarf2out.c (output_comdat_type_unit): Add ATTRIBUTE_UNUSED to
6626 early_lto_debug argument.
6628 2019-02-28 Eric Botcazou <ebotcazou@adacore.com>
6630 PR tree-optimization/89536
6631 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_NOT_EXPR>: Test
6632 only whether bit #0 of the value is 0 instead of the entire value.
6634 2019-02-28 Marek Polacek <polacek@redhat.com>
6636 PR c++/87068 - missing diagnostic with fallthrough statement.
6637 * gimplify.c (expand_FALLTHROUGH_r): If IFN_FALLTHROUGH was found
6638 at the end of a seq, save its location to walk_stmt_info.
6639 (expand_FALLTHROUGH): Warn if IFN_FALLTHROUGH is at the end of
6642 2019-02-28 Jan Hubicka <hubicka@ucw.cz>
6645 * tree.c (find_atomic_core_type): Move ahead in file.
6646 (check_base_type): Correctly compare alignments of atomic types.
6648 2019-02-28 H.J. Lu <hongjiu.lu@intel.com>
6651 * config/i386/i386.c (get_builtin_code_for_version): Identify
6652 Westmere from PCLMUL, instead of AES.
6654 2019-02-28 Jakub Jelinek <jakub@redhat.com>
6657 * config/arm/arm.md (*subsi3_carryin_compare_const): Use
6658 trunc_int_for_mode (-INTVAL (...), SImode), just instead of
6661 2019-02-28 Tamar Christina <tamar.christina@arm.com>
6664 * config/aarch64/aarch64-option-extensions.def: Document it.
6665 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Skip feature
6668 2019-02-28 Jakub Jelinek <jakub@redhat.com>
6671 * convert.c (convert_to_real_1, convert_to_integer_1): Punt for
6672 builtins if they don't have a single scalar floating point argument.
6675 2019-02-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
6677 PR rtl-optimization/89490
6678 * varasm.c (get_block_for_section): Bail out for mergeable sections.
6679 (default_use_anchors_for_symbol_p, output_object_block): Assert the
6680 block section is not mergeable.
6682 2019-02-27 Jakub Jelinek <jakub@redhat.com>
6685 * config/arm/arm.md (arm_casesi_internal): New define_expand. Rename
6686 old define_insn to ...
6687 (*arm_casesi_internal): ... this. Add mode to LABEL_REFs.
6688 * config/arm/thumb2.md (thumb2_casesi_internal): New define_expand.
6689 Rename old define_insn to ...
6690 (*thumb2_casesi_internal): ... this. Add mode to LABEL_REFs.
6691 (thumb2_casesi_internal_pic): New define_expand. Rename old
6693 (*thumb2_casesi_internal_pic): ... this. Add mode to LABEL_REFs.
6694 * config/aarch64/aarch64.md (casesi): Create the casesi_dispatch
6695 MEM manually here, set MEM_READONLY_P and MEM_NOTRAP_P on it.
6697 2019-02-27 Richard Biener <rguenther@suse.de>
6700 * dwarf2out.c (use_debug_types): Disable when in_lto_p.
6702 2019-02-27 Richard Biener <rguenther@suse.de>
6704 * passes.c (should_skip_pass_p): Do not skip cgraph-edge
6707 2019-02-27 Richard Biener <rguenther@suse.de>
6710 * dwarf2out.c (output_comdat_type_unit): Add early_lto_debug
6711 parameter, prefix section name with .gnu.debuglto_ if true.
6712 (dwarf2out_finish): Pass false to output_comdat_type_unit.
6713 (dwarf2out_early_finish): Pass true to output_comdat_type_unit.
6715 2019-02-27 Richard Biener <rguenther@suse.de>
6718 * dwarf2out.c (size_of_die): Key on AT_ref (a)->comdat_type_p
6719 rather than on use_debug_types, doing what output_die does.
6720 (value_format): Likewise.
6722 2019-02-27 Martin Jambor <mjambor@suse.cz>
6723 Martin Sebor <msebor@redhat.com>
6725 * doc/invoke.texi (Warning Options): Reword description of
6726 -Wno-absolute-value.
6728 2019-02-27 Jakub Jelinek <jakub@redhat.com>
6730 PR tree-optimization/89280
6731 * tree-cfgcleanup.c (maybe_dead_abnormal_edge_p,
6732 builtin_setjmp_setup_bb): New functions.
6733 (cleanup_control_flow_pre): Ignore maybe_dead_abnormal_edge_p edges.
6734 When visiting __builtin_setjmp_setup block, queue in special
6735 setjmp_vec vector edges from .ABNORMAL_DISPATCHER to corresponding
6736 __builtin_setjmp_receiver. Remove .ABNORMAL_DISPATCHER basic blocks
6737 from visited after the loop if they don't have any visited successor
6740 2018-02-26 Steve Ellcey <sellcey@marvell.com>
6742 * config/aarch64/aarch64.c (aarch64_get_multilib_abi_name):
6744 (TARGET_GET_MULTILIB_ABI_NAME): New macro.
6746 2019-02-26 Jakub Jelinek <jakub@redhat.com>
6749 * tree.c (valid_constant_size_p): Deal with size INTEGER_CSTs
6750 with types other than sizetype/ssizetype.
6752 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
6754 * config/sparc/sparc-opts.h (enum processor_type): Rename to...
6755 (enum sparc_processor_type): ...this.
6756 (enum sparc_code_model_type): New enumeration type.
6757 (enum sparc_memory_model_type): Tweak comments.
6758 * config/sparc/sparc.opt (mcpu): Adjust to above renaming.
6760 (mcmodel): Use sparc_code_model enumeration and variable.
6761 (sparc_code_model): New enumeration.
6762 (mdebug): Add Undocumented marker.
6763 * config/sparc/sparc.h (enum cmodel): Delete.
6764 (sparc_cmodel): Likewise.
6765 (TARGET_CM_MEDLOW): Adjust to above renaming.
6766 (TARGET_CM_MEDMID): Likewise.
6767 (TARGET_CM_MEDANY): Likewise.
6768 (TARGET_CM_EMBMEDANY): Likewise.
6769 * config/sparc/sparc.c (sparc_cmodel): Delete.
6770 (sparc_option_override): Remove string/value mapping support for the
6771 code model. Move code and memory model support to after the handling
6772 of target flags. Do private machine setup last.
6773 (sparc_emit_set_symbolic_const64): Use sparc_code_model.
6774 (sparc_legitimize_reload_address): Likewise.
6775 (sparc_output_mi_thunk): Likewise.
6776 * config/sparc/sparc.md (cpu): Adjust comment to above renaming.
6778 2019-02-26 Jakub Jelinek <jakub@redhat.com>
6780 PR tree-optimization/89500
6781 * tree-ssa-strlen.c (stridx_strlenloc): Adjust comment.
6782 (handle_builtin_strlen): Remove noncst_bound variable. Always
6783 optimize strnlen (x, 0) to 0. Optimize strnlen (x, cst) to
6784 cst if the first cst bytes starting at x are known to be non-zero,
6785 even if the string is not zero terminated. Don't try to modify
6786 *si for strnlen. Update strlen_to_stridx only for strlen or if
6787 we can prove strnlen returns the same value as strlen would.
6789 2019-02-26 Martin Liska <mliska@suse.cz>
6791 * alloc-pool.h (struct pool_usage): Remove extra
6793 * bitmap.h (struct bitmap_usage): Likewise.
6794 * ggc-common.c (struct ggc_usage): Likewise.
6795 * mem-stats.h (struct mem_usage): Likewise.
6796 (mem_alloc_description::dump): Print dash lines
6797 here and repeat header at the end of a table report.
6798 It's then more readable.
6799 * tree-phinodes.c (phinodes_print_statistics): Make
6800 horizontal alignment.
6801 * tree-ssanames.c (ssanames_print_statistics): Likewise.
6802 * vec.c (struct vec_usage): Remove extra print_dash_line.
6803 * vec.h (vec_safe_grow_cleared): Pass PASS_MEM_STAT.
6805 2019-02-26 Uroš Bizjak <ubizjak@gmail.com>
6807 * doc/extend.texi (__builtin_object_size):
6808 Use @pxref instead of @xref inside parenthesis.
6809 (__builtin_has_attribute): Add missing comma after @xref.
6810 (__builtin_object_size): Ditto.
6811 * doc/md.texi (cond_*{mode}): Use @samp instead of @var around op1[i].
6812 * fortran/invoke.texi (-ffpe-trap): Use @var for every item
6815 2019-02-26 Jeff Law <law@redhat.com>
6817 PR rtl-optimization/87761
6818 * regcprop.c (copyprop_hardreg_forward_1): Use REG_UNUSED notes to
6819 detect obviously dead insns and delete them.
6821 2019-02-26 Richard Biener <rguenther@suse.de>
6823 PR tree-optimization/89505
6824 * tree-ssa-structalias.c (compute_dependence_clique): Make sure
6825 to handle restrict pointed-to vars with multiple subvars
6828 2019-02-26 Richard Biener <rguenther@suse.de>
6830 PR tree-optimization/89489
6831 * tree-parloops.c (create_loop_fn): Copy over last_clique.
6833 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
6835 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_IOR_EXPR>: Fix
6836 and move around comment.
6837 <BIT_AND_EXPR>: Likewise.
6838 <BIT_NOT_EXPR>: Add specific handling for boolean types.
6840 2019-02-26 Jakub Jelinek <jakub@redhat.com>
6843 * config/i386/i386.c (remove_partial_avx_dependency): Call
6844 df_analyze etc. before creation of the v4sf_const0 pseudo, rather than
6845 after changing possibly many instructions to use that pseudo. Fix up
6846 insertion of v4sf_const0 setter at the start of bb.
6848 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
6851 * doc/extend.texi (Variadic Pointer Args): New section.
6853 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
6854 Martin Sebor <msebor@gmail.com>
6856 * common.opt (Wattribute-alias): Likewise.
6857 * doc/invoke.texi (Option Summary): List general form of
6858 -Wattribute-alias=. List positive form of -Wmissing-attributes.
6859 (-Wmissing-attributes): Invert entry, rewrite and correct default.
6860 Add cross-references.
6861 (-Wattribute-alias): Rewrite and correct default. Mention
6862 considered attributes (same as for -Wmissing-attributes).
6864 2019-02-25 Paul A. Clarke <pc@us.ibm.com>
6866 * config/rs6000/emmintrin.h (_mm_cvtpd_epi32): Fix big endian.
6867 (_mm_cvtpd_ps): Likewise.
6868 (_mm_cvttpd_epi32): Likewise.
6871 * config/rs6000/xmmintrin.h (_mm_cvtss_f32): Fix type mismatch.
6872 (_mm_cvt_ss2si): Fix type mismatch and 32-bit.
6875 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Fix 32-bit.
6877 2019-02-25 Tamar Christina <tamar.christina@arm.com>
6880 * common/config/aarch64/aarch64-common.c
6881 (struct aarch64_option_extension): Add is_synthetic.
6882 (all_extensions): Use it.
6883 (TARGET_OPTION_INIT_STRUCT): Define hook.
6884 (struct gcc_targetm_common): Moved to end.
6885 (all_extensions_by_on): New.
6886 (opt_ext_cmp, typedef opt_ext): New.
6887 (aarch64_option_init_struct): New.
6888 (aarch64_contains_opt): New.
6889 (aarch64_get_extension_string_for_isa_flags): Output smallest set.
6890 * config/aarch64/aarch64-option-extensions.def
6891 (AARCH64_OPT_EXTENSION): Explicitly include AES and SHA2 in crypto.
6892 (fp, simd, crc, lse, fp16, rcpc, rdma, dotprod, aes, sha2, sha3,
6893 sm4, fp16fml, sve, profile, rng, memtag, sb, ssbs, predres):
6894 Set is_synthetic to false.
6895 (crypto): Set is_synthetic to true.
6896 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Add
6899 2019-02-25 Tamar Christina <tamar.christina@arm.com>
6901 * config/arm/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
6902 vfmlal_high_u32, vfmlsl_high_u32, vfmlalq_low_u32, vfmlslq_low_u32,
6903 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
6904 vfmlal_lane_high_u32, vfmlalq_laneq_low_u32, vfmlalq_lane_low_u32,
6905 vfmlal_laneq_low_u32, vfmlalq_laneq_high_u32, vfmlalq_lane_high_u32,
6906 vfmlal_laneq_high_u32, vfmlsl_lane_low_u32, vfmlsl_lane_high_u32,
6907 vfmlslq_laneq_low_u32, vfmlslq_lane_low_u32, vfmlsl_laneq_low_u32,
6908 vfmlslq_laneq_high_u32, vfmlslq_lane_high_u32, vfmlsl_laneq_high_u32):
6910 (vfmlal_low_f16, vfmlsl_low_f16, vfmlal_high_f16, vfmlsl_high_f16,
6911 vfmlalq_low_f16, vfmlslq_low_f16, vfmlalq_high_f16, vfmlslq_high_f16,
6912 vfmlal_lane_low_f16, vfmlal_lane_high_f16, vfmlalq_laneq_low_f16,
6913 vfmlalq_lane_low_f16, vfmlal_laneq_low_f16, vfmlalq_laneq_high_f16,
6914 vfmlalq_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_lane_low_f16,
6915 vfmlsl_lane_high_f16, vfmlslq_laneq_low_f16, vfmlslq_lane_low_f16,
6916 vfmlsl_laneq_low_f16, vfmlslq_laneq_high_f16, vfmlslq_lane_high_f16,
6917 vfmlsl_laneq_high_f16): ... To this.
6918 * config/arm/neon.md: Update comments.
6920 2019-02-25 Tamar Christina <tamar.christina@arm.com>
6922 * config/aarch64/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
6923 vfmlalq_low_u32, vfmlslq_low_u32, vfmlal_high_u32, vfmlsl_high_u32,
6924 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
6925 vfmlsl_lane_low_u32, vfmlal_laneq_low_u32, vfmlsl_laneq_low_u32,
6926 vfmlalq_lane_low_u32, vfmlslq_lane_low_u32, vfmlalq_laneq_low_u32,
6927 vfmlslq_laneq_low_u32, vfmlal_lane_high_u32, vfmlsl_lane_high_u32,
6928 vfmlal_laneq_high_u32, vfmlsl_laneq_high_u32, vfmlalq_lane_high_u32,
6929 vfmlslq_lane_high_u32, vfmlalq_laneq_high_u32, vfmlslq_laneq_high_u32):
6931 (vfmlal_low_f16, vfmlsl_low_f16, vfmlalq_low_f16, vfmlslq_low_f16,
6932 vfmlal_high_f16, vfmlsl_high_f16, vfmlalq_high_f16, vfmlslq_high_f16,
6933 vfmlal_lane_low_f16, vfmlsl_lane_low_f16, vfmlal_laneq_low_f16,
6934 vfmlsl_laneq_low_f16, vfmlalq_lane_low_f16, vfmlslq_lane_low_f16,
6935 vfmlalq_laneq_low_f16, vfmlslq_laneq_low_f16, vfmlal_lane_high_f16,
6936 vfmlsl_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_laneq_high_f16,
6937 vfmlalq_lane_high_f16, vfmlslq_lane_high_f16, vfmlalq_laneq_high_f16,
6938 vfmlslq_laneq_high_f16): ... To this.
6940 2019-02-25 Alexander Monakov <amonakov@ispras.ru>
6942 PR rtl-optimization/86096
6943 * df-scan.c (df_mw_compare): Do not check mw_reg fields when
6944 comparing mw_order values.
6946 2019-02-25 Jakub Jelinek <jakub@redhat.com>
6949 * config/arm/arm.md (*subsi3_carryin_const): Use
6950 arm_neg_immediate_operand predicate instead of
6951 arm_not_immediate_operand, "L" constraint instead of "K" and
6952 print it using %n2 instead of %B2.
6953 (*subsi3_carryin_const0): New define_insn.
6954 (*subsi3_carryin_compare_const): Use const_int_I_operand predicate
6955 instead of arm_not_operand and "I" constraint instead of "K" and
6956 print it using %n3 instead of %B2. Instead of using match_dup 2 add
6957 another match_operand and in the condition check that it is negation
6959 (*subsi3_carryin_compare_const0): New define_ins.
6960 (*subdi_di_zesidi): Adjust to use *subsi3_carryin_const0 instead of
6961 *subsi3_carryin_const.
6962 (*arm_cmpdi_insn): Fix splitting into *subsi3_carryin_compare_const,
6963 split into *subsi3_carryin_compare_const0 if the highpart is zero.
6966 * config/arm.vfp.md (*negdf2_vfp): Use
6967 gen_int_mode (0x80000000, SImode) instead of GEN_INT (0x80000000).
6968 * config/arm/neon.md (neon_copysignf<mode>): Likewise.
6970 2019-02-24 Jakub Jelinek <jakub@redhat.com>
6972 PR rtl-optimization/89445
6973 * simplify-rtx.c (simplify_ternary_operation): Don't use
6974 simplify_merge_mask on operands that may trap.
6975 * rtlanal.c (may_trap_p_1): Use FLOAT_MODE_P instead of
6976 SCALAR_FLOAT_MODE_P checks. For integral division by zero, if
6977 second operand is CONST_VECTOR, check if any element could be zero.
6978 Don't expect traps for VEC_{MERGE,SELECT,CONCAT,DUPLICATE} unless
6979 their operands can trap.
6981 2019-02-23 Martin Sebor <msebor@redhat.com>
6983 * gimple-ssa-sprintf.c (target_strtol): Rename...
6984 (target_strtohwi): ...to this. Handle values up to HOST_WIDE_INT_MAX.
6985 (parse_directive): Adjust to name change. Use HOST_WIDE_INT_MAX to
6986 check for range error.
6988 2019-02-23 H.J. Lu <hongjiu.lu@intel.com>
6991 * opts-common.c (prune_options): Also prune joined switches
6992 with Negative and RejectNegative.
6993 * config/i386/i386.opt (march=): Add Negative(march=).
6994 (mtune=): Add Negative(mtune=).
6995 * doc/options.texi: Document Negative used together with Joined
6998 2019-02-22 Martin Sebor <msebor@redhat.com>
7000 * doc/extend.texi (Other Builtins): Add
7001 __builtin_is_constant_evaluated.
7003 2019-02-22 Richard Biener <rguenther@suse.de>
7005 PR tree-optimization/87609
7006 * tree-cfg.c (gimple_duplicate_bb): Only remap inlined cliques.
7008 2019-02-22 Jeff Law <law@redhat.com>
7010 PR rtl-optimization/87761
7011 * config/mips/mips.md: Add new combiner pattern to recognize
7012 a bitfield extraction using (ashiftrt (truncate (ashift (...)))).
7014 2019-02-22 Matthew Malcomson <matthew.malcomson@arm.com>
7017 * config/aarch64/aarch64.md: Use aarch64_general_reg predicate on
7018 destination register in peepholes generating patterns for ADDS/SUBS.
7019 (add<mode>3_compare0,
7020 *addsi3_compare0_uxtw, add<mode>3_compareC,
7021 add<mode>3_compareV_imm, add<mode>3_compareV,
7022 *adds_<optab><ALLX:mode>_<GPI:mode>,
7023 *subs_<optab><ALLX:mode>_<GPI:mode>,
7024 *adds_<optab><ALLX:mode>_shift_<GPI:mode>,
7025 *subs_<optab><ALLX:mode>_shift_<GPI:mode>,
7026 *adds_<optab><mode>_multp2, *subs_<optab><mode>_multp2,
7027 *sub<mode>3_compare0, *subsi3_compare0_uxtw,
7028 sub<mode>3_compare1): Allow stack pointer for source register.
7029 * config/aarch64/predicates.md (aarch64_general_reg): New predicate.
7031 2019-02-22 Martin Sebor <msebor@redhat.com>
7033 PR tree-optimization/88993
7034 PR tree-optimization/88853
7035 * gimple-ssa-sprintf.c (sprintf_dom_walker::call_info::is_file_func):
7037 (sprintf_dom_walker::call_info::is_string_func): New helper.
7038 (format_directive): Only issue "may exceed" 4095/INT_MAX warnings
7039 for formatted string functions.
7040 (sprintf_dom_walker::handle_gimple_call): Fix a typo in a comment.
7042 2019-02-22 Martin Sebor <msebor@redhat.com>
7045 * c-parser.c (sizeof_ptr_memacc_comptypes): Avoid warning in
7046 unreachable subexpressions.
7048 2019-02-22 H.J. Lu <hongjiu.lu@intel.com>
7049 Hongtao Liu <hongtao.liu@intel.com>
7050 Sunil K Pandey <sunil.k.pandey@intel.com>
7053 * config/i386/i386-passes.def: Add
7054 pass_remove_partial_avx_dependency.
7055 * config/i386/i386-protos.h
7056 (make_pass_remove_partial_avx_dependency): New.
7057 * config/i386/i386.c (make_pass_remove_partial_avx_dependency):
7059 (pass_data_remove_partial_avx_dependency): New.
7060 (pass_remove_partial_avx_dependency): Likewise.
7061 (make_pass_remove_partial_avx_dependency): Likewise.
7062 * config/i386/i386.md (avx_partial_xmm_update): New attribute.
7063 (*extendsfdf2): Add avx_partial_xmm_update.
7064 (truncdfsf2): Likewise.
7065 (*float<SWI48:mode><MODEF:mode>2): Likewise.
7066 (SF/DF conversion splitters): Disabled for TARGET_AVX.
7068 2019-02-22 Aldy Hernandez <aldyh@redhat.com>
7071 * gimple-ssa-sprintf.c (pass_sprintf_length::execute): Enable loop
7074 2019-02-22 Thiago Macieira <thiago.macieira@intel.com>
7077 * config/i386/i386.h (PTA_WESTMERE): Remove PTA_AES.
7078 (PTA_SKYLAKE): Add PTA_AES.
7079 (PTA_GOLDMONT): Likewise.
7081 2019-02-22 Sudakshina Das <sudi.das@arm.com>
7083 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Add bti
7084 instruction if enabled.
7085 (aarch64_override_options): Remove reference to return address key.
7087 2019-02-22 Richard Biener <rguenther@suse.de>
7089 PR tree-optimization/89440
7090 * tree-vect-loop.c (vect_create_epilog_for_reduction): Remove
7091 not necessary assert.
7093 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
7096 * omp-general.c (oacc_replace_fn_attrib): Mostly split out into...
7097 (oacc_replace_fn_attrib_attr): ... this new function.
7098 * omp-general.h (oacc_replace_fn_attrib_attr): New prototype.
7099 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Revert workaround.
7101 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7103 * config/arm/arm-cpus.in (ares): Rename to...
7104 (neoverse-n1): ... This. Add ares as alias.
7105 * config/arm/arm-tables.opt: Regenerate.
7106 * config/arm/arm-tune.md: Likewise.
7107 * doc/invoke.txt (ARM Options): Document neoverse-n1.
7109 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7111 * config/aarch64/aarch64-cores.def (neoverse-e1): Define.
7112 * config/aarch64/aarch64-tune.md: Regenerate.
7113 * doc/invoke.texi (AArch64 Options): Document neoverse-e1 -mcpu option.
7115 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7117 * config/aarch64/aarch64.c (ares_tunings): Rename to...
7118 (neoversen1_tunings): ... This.
7119 * config/aarch64/aarch64-cores.def (ares): Change tuning to the above.
7120 (neoverse-n1): New CPU.
7121 * config/aarch64/aarch64-tune.md: Regenerate.
7122 * doc/invoke.txt (AArch64 Options): Document neoverse-n1.
7124 2019-02-22 Richard Biener <rguenther@suse.de>
7127 * cfghooks.h (dependence_hash): New typedef.
7128 (struct copy_bb_data): New type.
7129 (cfg_hooks::duplicate_block): Adjust to take a copy_bb_data argument.
7130 (duplicate_block): Likewise.
7131 * cfghooks.c (duplicate_block): Pass down copy_bb_data.
7132 (copy_bbs): Create and pass down copy_bb_data.
7133 * cfgrtl.c (cfg_layout_duplicate_bb): Adjust.
7134 (rtl_duplicate_bb): Likewise.
7135 * tree-cfg.c (gimple_duplicate_bb): If the copy_bb_data arg is not NULL
7136 remap dependence info.
7138 2019-02-22 Richard Biener <rguenther@suse.de>
7140 PR tree-optimization/87609
7141 * tree-core.h (tree_base): Document special clique values.
7142 * tree-inline.c (remap_dependence_clique): Do not use the
7143 special clique value of one.
7144 (maybe_set_dependence_info): Use clique one.
7145 (clear_dependence_clique): New callback.
7146 (compute_dependence_clique): Clear clique one from all refs
7147 before assigning it (again).
7149 2019-02-21 Martin Sebor <msebor@redhat.com>
7151 * doc/extend.texi (__clear_cache): Correct signature.
7153 2019-02-21 Ian Lance Taylor <iant@golang.org>
7156 * varasm.c (decode_addr_const): Call lookup_constant_def rather
7157 than output_constant_def.
7158 (add_constant_to_table): New static function.
7159 (output_constant_def): Call add_constant_to_table.
7160 (tree_output_constant_def): Likewise.
7162 2019-02-21 Jakub Jelinek <jakub@redhat.com>
7165 * builtins.c (fold_builtin_arith_overflow): If first two args are
7166 INTEGER_CSTs, set intres and ovfres to constants rather than calls
7169 2019-02-21 H.J. Lu <hongjiu.lu@intel.com>
7172 * config/i386/i386.c (ix86_set_indirect_branch_type): Issue an
7173 error for -mindirect-branch/-mfunction-return with incompatible
7176 2019-02-21 Jakub Jelinek <jakub@redhat.com>
7179 * constraints.md (q): Remove.
7180 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use rk constraint
7183 2019-02-21 Martin Jambor <mjambor@suse.cz>
7186 * omp-general.c (omp_extract_for_data): Removed a duplicate call
7187 to omp_adjust_for_condition, moved NE_EXPR code_cond processing...
7188 (omp_adjust_for_condition): ...here. Added necessary parameters.
7189 * omp-general.h (omp_adjust_for_condition): Updated declaration.
7190 * omp-grid.c (grid_attempt_target_gridification): Adjust to pass
7191 proper values to new parameters of omp_adjust_for_condition.
7193 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7196 * expr.c (expand_assignment): If result is a MEM, use change_address
7197 instead of simplify_gen_subreg.
7199 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7200 David Malcolm <dmalcolm@redhat.com>
7203 * fold-const.c (decode_field_reference): Return NULL_TREE if
7204 lang_hooks.types.type_for_size returns NULL. Check it before
7205 overwriting *exp_. Use return NULL_TREE instead of return 0.
7207 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7211 * toplev.c (do_compile): Double the emin/emax exponents to workaround
7214 2019-02-20 Uroš Bizjak <ubizjak@gmail.com>
7217 * config/i386/i386.c (ix86_atomic_assign_expand_fenv): Check
7218 TARGET_SSE in addition to TARGET_SSE_MATH.
7220 (ix86_excess_precision): Ditto.
7221 (ix86_float_exceptions_rounding_supported_p): Ditto.
7222 (use_rsqrt_p): Ditto.
7223 * config/i386/sse.md (rsqrt<mode>2): Ditto.
7225 2019-02-20 David Malcolm <dmalcolm@redhat.com>
7228 * diagnostic-show-locus.c (layout::calculate_line_spans): Use
7229 linenum_arith_t when determining if two adjacent line spans are
7230 close enough to merge.
7231 (diagnostic_show_locus): Use linenum_arith_t when iterating over
7232 lines within each line_span.
7234 2019-02-20 Andre Vieira <andre.simoesdiasvieira@arm.com>
7237 * lra-constraints.c(uses_hard_regs_p): Fix handling of
7238 paradoxical SUBREGS.
7240 2019-02-20 Li Jia He <helijia@linux.ibm.com>
7243 * gcc/config/rs6000/rs6000.c (rs6000_gimple_fold_builtin)
7244 <case ALTIVEC_BUILTIN_VSPLTISB, ALTIVEC_BUILTIN_VSPLTISH,
7245 ALTIVEC_BUILTIN_VSPLTISW>: Don't convert the operand before
7248 2019-02-19 Jonathan Wakely <jwakely@redhat.com>
7250 * config/gcn/gcn.c (print_operand): Fix typo.
7252 2019-02-19 Richard Biener <rguenther@suse.de>
7255 * toplev.c (do_compile): Initialize mpfr's exponent range
7256 based on available float modes.
7258 2019-02-19 Eric Botcazou <ebotcazou@adacore.com>
7260 * rtlanal.c (get_initial_register_offset): Fall back to the estimate
7261 as long as the epilogue isn't completed.
7263 2019-02-18 Martin Sebor <msebor@redhat.com>
7265 * doc/cpp.texi (Conditional syntax): Add __has_attribute,
7266 __has_cpp_attribute, and __has_include.
7268 2019-02-18 Martin Sebor <msebor@redhat.com>
7270 * doc/invoke.texi (-Wreturn-type): Correct and expand.
7272 2019-02-18 Martin Sebor <msebor@redhat.com>
7275 * tree.c (valid_constant_size_p): Avoid assuming size is a constant
7277 * tree.h (cst_size_error): Add the cst_size_not_constant enumerator.
7279 2019-02-18 Richard Biener <rguenther@suse.de>
7281 PR tree-optimization/89296
7282 * tree-ssa-loop-ch.c (ch_base::copy_headers): Restrict setting
7283 of no-warning flag to cases that might emit the bogus warning.
7285 2019-02-18 Jakub Jelinek <jakub@redhat.com>
7288 * config/arm/arm.md (*arm_movdi, *movdf_soft_insn): Use "r" instead of
7290 * config/arm/vfp.md (*movdi_vfp): Likewise.
7291 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use "r" instead of
7292 "q" constraint for operands[0].
7295 * config/s390/s390.md (*r<noxa>sbg_<mode>_srl_bitmask,
7296 *r<noxa>sbg_<mode>_sll, *r<noxa>sbg_<mode>_srl): Don't construct
7297 pattern in a temporary buffer.
7298 (*r<noxa>sbg_sidi_srl): Likewise. Always use 32 as I3 rather
7299 than 64-operands[2].
7302 * config/s390/s390.c (s390_indirect_branch_attrvalue,
7303 s390_indirect_branch_settings): Define unconditionally.
7304 (s390_set_current_function): Likewise, but guard the whole body except
7305 the s390_indirect_branch_settings call with
7306 #if S390_USE_TARGET_ATTRIBUTE.
7307 (TARGET_SET_CURRENT_FUNCTION): Redefine unconditionally.
7309 * config/s390/s390.md (*<risbg_n>_ior_and_sr_ze,
7310 *<risbg_n>_<mode>_ior_and_lshiftrt, *<risbg_n>_sidi_ior_and_lshiftrt):
7311 Use HOST_WIDE_INT_M1U instead of ~(0ULL).
7312 (*<risbg_n>_and_subregdi_rotr, *<risbg_n>_and_subregdi_rotl): Use
7313 HOST_WIDE_INT_1U instead of 1ULL.
7314 (*pre_z10_extzv<mode>, *pre_z10_extv<mode>): Change mask type from int
7315 to unsigned HOST_WIDE_INT, use HOST_WIDE_INT_1U instead of 1ul.
7316 (*insv<mode><clobbercc_or_nocc>_appendbitsleft,
7317 z = (x << c) | (y >> d) splitters): Use HOST_WIDE_INT_1U
7319 (*insv<mode>_mem_reg, *insvdi_mem_reghigh): Use HOST_WIDE_INT_1U
7322 2019-02-18 Martin Jambor <mjambor@suse.cz>
7324 PR tree-optimization/89209
7325 * tree-sra.c (create_access_replacement): New optional parameter
7326 reg_tree. Use it as a type if non-NULL and access type is not of
7328 (get_repl_default_def_ssa_name): New parameter REG_TYPE, pass it
7329 to create_access_replacement.
7330 (sra_modify_assign): Pass LHS type to get_repl_default_def_ssa_name.
7331 Check lacc is non-NULL before attempting to re-create it on the RHS.
7333 2019-02-18 Martin Liska <mliska@suse.cz>
7336 * cgraph.c (symbol_table::create_edge): Set m_summary_id to -1
7338 (symbol_table::free_edge): Recycle m_summary_id.
7339 * cgraph.h (get_summary_id): New.
7340 (symbol_table::release_symbol): Set m_summary_id to -1
7342 (symbol_table::allocate_cgraph_symbol): Recycle m_summary_id.
7343 * ipa-fnsummary.c (ipa_fn_summary_t): Switch from
7344 function_summary to fast_function_summary.
7345 * ipa-fnsummary.h (ipa_fn_summary_t): Likewise.
7346 * ipa-pure-const.c (class funct_state_summary_t):
7347 Switch from function_summary to fast_function_summary.
7348 * ipa-reference.c (class ipa_ref_var_info_summary_t): Likewise.
7349 (class ipa_ref_opt_summary_t): Switch from function_summary
7350 to fast_function_summary.
7351 * symbol-summary.h (class function_summary_base): New class
7352 that is created from base of former function_summary.
7353 (function_summary_base::unregister_hooks): New.
7354 (class function_summary): Inherit from function_summary_base.
7355 (class call_summary_base): New class
7356 that is created from base of former call_summary.
7357 (class call_summary): Inherit from call_summary_base.
7358 (struct is_same): New.
7359 (class fast_function_summary): New summary class.
7360 (class fast_call_summary): New summary class.
7361 * vec.h (vec_safe_grow_cleared): New function.
7363 2019-02-18 Martin Liska <mliska@suse.cz>
7365 * config/i386/i386.c (ix86_get_multilib_abi_name): New function.
7366 (TARGET_GET_MULTILIB_ABI_NAME): New macro defined.
7367 * doc/tm.texi: Document new target hook.
7368 * doc/tm.texi.in: Likewise.
7369 * target.def: Add new target macro.
7370 * gcc.c (find_fortran_preinclude_file): Do not search multilib
7373 2019-02-17 Alan Modra <amodra@gmail.com>
7376 * config/rs6000/rs6000.md (<bd>_<mode> split): Check for an int
7377 output reg on add insn.
7378 (<bd>tf_<mode> split): Likewise. Match predicates with insn.
7380 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
7383 * config/i386/sse.md (ssedoublemode): Remove V4HI.
7384 (PMULHRSW): Likewise.
7385 (<ssse3_avx2>_pmulhrsw<mode>3): Require TARGET_SSSE3, not
7387 (ssse3_pmulhrswv4hi3): New expander.
7389 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
7391 * config/i386/mmx.md (*vec_extractv2si_zext_mem): Doesn't require
7392 MMX. Add isa attribute.
7394 2019-02-16 Jakub Jelinek <jakub@redhat.com>
7396 PR rtl-optimization/66152
7397 * builtins.h (c_readstr): Declare.
7398 * builtins.c (c_readstr): Remove forward declaration. Add
7399 null_terminated_p argument, if false, read all bytes from the
7400 string instead of stopping after '\0'.
7401 * expr.c (string_cst_read_str): New function.
7402 (store_expr): Use string_cst_read_str instead of
7403 builtin_strncpy_read_str. Try to store by pieces the whole
7404 exp_len first, and only if that fails, split it up into
7405 store by pieces followed by clear_storage. Formatting fix.
7407 * config/i386/i386.md (*movqi_internal): Remove static from
7408 buf variable. Use output_asm_insn (buf, operands); return "";
7409 instead of return buf;.
7410 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>,
7411 *<code><mode>3<mask_name>, *andnot<mode>3, *andnottf3, *<code><mode>3,
7412 *<code>tf3, <mask_codefor><code><mode>3<mask_name>): Likewise.
7414 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7416 * config/sparc/linux.h (ASAN_CC1_SPEC): Define.
7417 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC and ASAN_CC1_SPEC.
7418 * config/sparc/linux64.h (ASAN_CC1_SPEC): Likewise.
7419 (CC1_SPEC): Likewise.
7420 * config/sparc/sparc.c (sparc_asan_shadow_offset): Adjust for 64-bit.
7422 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7424 * asan.c (asan_emit_stack_protection): Use full-sized mask to align
7425 the base address on 64-bit strict-alignment platforms.
7427 2019-02-15 H.J. Lu <hongjiu.lu@intel.com>
7429 * config/i386/i386.h (VALID_MMX_REG_MODE): Correct the misplaced ')'.
7431 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
7433 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT_P): New define.
7435 2019-02-15 Aaron Sawdey <acsawdey@linux.ibm.com>
7437 PR rtl-optimization/88308
7438 * shrink-wrap.c (move_insn_for_shrink_wrap): Fix LABEL_NUSES counts
7439 on copied instruction.
7441 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7443 * final.c (insn_current_reference_address): Replace test on JUMP_P
7444 with test on jump_to_label_p.
7445 * config/visium/visium-passes.def: New file.
7446 * config/visium/t-visium (PASSES_EXTRA): Define.
7447 * config/visium/visium-protos.h (make_pass_visium_reorg): Declare.
7448 * config/visium/visium.h (TRAMPOLINE_SIZE): Adjust.
7449 (TRAMPOLINE_ALIGNMENT): Define.
7450 * config/visium/visium.c (visium_option_override): Do not register
7451 the machine-specific reorg pass here.
7452 (visium_trampoline_init): Align the BRA insn on a 64-bit boundary
7454 (output_branch): Adjust threshold for long branch instruction.
7455 * config/visium/visium.md (cpu): Move around.
7456 (length): Adjust for the GR6.
7458 2019-02-15 Richard Biener <rguenther@suse.de>
7459 Jakub Jelinek <jakub@redhat.com>
7461 PR tree-optimization/89278
7462 * tree-loop-distribution.c: Include tree-eh.h.
7463 (generate_memset_builtin, generate_memcpy_builtin): Call
7464 rewrite_to_non_trapping_overflow on builtin->size before passing it
7465 to force_gimple_operand_gsi.
7467 2019-02-15 Jakub Jelinek <jakub@redhat.com>
7470 * optc-save-gen.awk: Handle optimize_fast like optimize_size or
7472 * opth-gen.awk: Likewise.
7474 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
7476 * config/i386/i386.h (TARGET_SUBTARGET64_ISA_DEFAULT):
7477 Enable MMX, SSE and SSE2 by default.
7478 * config/i386/i386.c (ix86_option_override_internal): Do not
7479 explicitly set MMX, SSE and SSE2 flags for TARGET_64BIT here.
7481 2019-02-14 Jakub Jelinek <jakub@redhat.com>
7483 PR rtl-optimization/89354
7484 * combine.c (make_extraction): Punt if extraction_mode is narrower
7487 2019-02-14 Maya Rashish <coypu@sdf.org>
7489 * config.gcc (*-*-netbsd*): Add netbsd-d.o.
7490 * config/netbsd-d.c: New file.
7491 * config/t-netbsd: Add netbsd-d.o
7493 2018-02-14 Steve Ellcey <sellcey@marvell.com>
7495 * config/aarch64/aarch64.c (aarch64_attribute_table): Change
7496 affects_type_identity to true for aarch64_vector_pcs.
7497 (aarch64_comp_type_attributes): New function.
7498 (TARGET_COMP_TYPE_ATTRIBUTES): New macro.
7500 2019-02-14 Tamar Christina <tamar.christina@arm.com>
7503 * config/arm/iterators.md (ANY64): Add V4HF.
7505 2019-02-14 Martin Liska <mliska@suse.cz>
7507 PR rtl-optimization/89242
7508 * dce.c (delete_unmarked_insns): Call free_dominance_info we
7509 process a transformation.
7511 2019-02-14 Jakub Jelinek <jakub@redhat.com>
7513 PR tree-optimization/89314
7514 * fold-const.c (fold_binary_loc): Cast strlen argument to
7515 const char * before dereferencing it. Formatting fixes.
7518 * passes.def: Swap pass_ubsan and pass_early_warn_uninitialized.
7520 2019-02-13 Ian Lance Taylor <iant@golang.org>
7522 * optc-save-gen.awk: Set var_opt_hash for initial optimizations
7523 and set current index for other optimizations.
7525 2019-02-13 Uroš Bizjak <ubizjak@gmail.com>
7527 * config/i386/sse.md (vec_set<VI4F_256_512:mode>_0): Use
7528 nonimmediate_operand as operand 2 predicate.
7529 (vec_set<VF2_512_256:mode>_0): Ditto.
7530 (vec_set<VI8_AVX_AVX512F:mode>_0): Ditto.
7531 (*vec_concatv2si): Remove alternative 2.
7532 (*vec_concatv4si_0): Use vm constraint for alternative 0.
7533 (*vec_concatv4si_0): Remove preferred_for_speed attribute.
7534 (vec_concatv2di): Split alternatives 4,5,6 to ...
7535 (*vec_concatv2di_0) ... new pattern.
7537 2019-02-13 Wilco Dijkstra <wdijkstr@arm.com>
7540 * config/arm/arm.c (ldm_stm_operation_p) Set
7541 addr_reg_in_reglist correctly for first register.
7542 (load_multiple_sequence): Remove dead base check.
7543 (gen_ldm_seq): Correctly set write_back for Thumb-1.
7545 2019-02-13 Tamar Christina <tamar.christina@arm.com>
7548 * config/aarch64/aarch64-sve.md (*pred_mov<mode>, pred_mov<mode>):
7549 Expose as @aarch64_pred_mov.
7550 * config/aarch64/aarch64.c (aarch64_classify_address):
7551 Use expand_insn which legitimizes operands.
7553 2019-02-13 Martin Liska <mliska@suse.cz>
7555 * builtins.h (expand_builtin_with_bounds): Remove declaration.
7556 * calls.c (struct arg_data): Remove special_slot, pointer_arg
7557 and pointer_offset fields.
7558 (initialize_argument_information): Remove usage of dead
7560 * cgraph.h (struct cgraph_thunk_info): Remove
7561 add_pointer_bounds_args.
7562 * cgraphunit.c (cgraph_node::expand_thunk): Remove usage of dead
7564 (cgraph_node::assemble_thunks_and_aliases): Remove usage of dead
7566 * config/i386/i386.c (ix86_function_arg_advance): Remove
7568 (struct builtin_isa): Remove leaf_p and nothrow_p fields.
7569 (def_builtin): Remove usage of dead
7571 (ix86_add_new_builtins): Likewise.
7572 * ipa-fnsummary.c (compute_fn_summary): Likewise.
7573 * ipa-icf.c (sem_function::equals_wpa): Likewise.
7574 (sem_function::init): Likewise.
7575 (sem_variable::merge): Likewise.
7576 * ipa-visibility.c (function_and_variable_visibility): Likewise.
7577 * ipa.c (symbol_table::remove_unreachable_nodes): Likewise.
7578 * lto-cgraph.c (lto_output_node): Likewise.
7579 (lto_output_varpool_node): Likewise.
7580 (input_node): Likewise.
7581 (input_varpool_node): Likewise.
7582 * lto-streamer-out.c (lto_output): Likewise.
7583 * tree-inline.c (expand_call_inline): Remove usage of
7585 * tree-inline.h (struct copy_body_data): Likewise.
7586 * varpool.c (varpool_node::dump): Likewise.
7588 2019-02-13 Jakub Jelinek <jakub@redhat.com>
7591 * tree-ssa-structalias.c (set_uids_in_ptset): Or in vi->is_heap_var
7592 into pt->vars_contains_escaped_heap instead of setting
7593 pt->vars_contains_escaped_heap to it.
7596 * optabs.c (prepare_cmp_insn): Use UINTVAL (size) instead of
7597 INTVAL (size), compare it to GET_MODE_MASK instead of
7598 1 << GET_MODE_BITSIZE.
7601 * config/i386/predicates.md (x86_64_immediate_operand): Allow
7602 TLS UNSPECs offsetted by signed 32-bit CONST_INT even with
7605 2019-02-13 Martin Liska <mliska@suse.cz>
7608 * cfgrtl.c (remove_barriers_from_footer): New function.
7609 (try_redirect_by_replacing_jump): Use it.
7610 (cfg_layout_redirect_edge_and_branch): Likewise.
7612 2019-02-13 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
7614 * config/rs6000/altivec.h (vec_sbox_be, vec_cipher_be,
7615 vec_cipherlast_be, vec_ncipher_be, vec_ncipherlast_be): New #defines.
7616 * config/rs6000/crypto.md (CR_vqdi): New define_mode_iterator.
7617 (crypto_vsbox_<mode>, crypto_<CR_insn>_<mode>): New define_insns.
7618 * config/rs6000/rs6000-builtin.def (VSBOX_BE): New BU_CRYPTO_1.
7619 (VCIPHER_BE, VCIPHERLAST_BE, VNCIPHER_BE, VNCIPHERLAST_BE):
7621 * config/rs6000/rs6000.c (builtin_function_type)
7622 <CRYPTO_BUILTIN_VSBOX_BE, CRYPTO_BUILTIN_VCIPHER_BE,
7623 CRYPTO_BUILTIN_VCIPHERLAST_BE, CRYPTO_BUILTIN_VNCIPHER_BE,
7624 CRYPTO_BUILTIN_VNCIPHERLAST_BE>: New switch options.
7625 * doc/extend.texi (vec_sbox_be, vec_cipher_be, vec_cipherlast_be,
7626 vec_ncipher_be, vec_ncipherlast_be): New builtin functions.
7628 2019-02-12 Pat Haugen <pthaugen@us.ibm.com>
7630 * doc/invoke.texi (RS/6000 and PowerPC Options): Remove duplicate
7631 -maltivec. Delete -maltivec=be and -maltivec=le documentation.
7633 2019-02-12 H.J. Lu <hongjiu.lu@intel.com>
7636 * config/i386/i386.md (*movoi_internal_avx): Revert revision
7637 268678 and revision 268657.
7638 (*movti_internal): Likewise.
7640 2019-02-12 Ilya Leoshkevich <iii@linux.ibm.com>
7643 * config/s390/s390.c (s390_decompose_address): Update comment.
7644 (s390_check_qrst_address): Reject invalid address forms after
7647 2019-02-12 Martin Liska <mliska@suse.cz>
7650 * ipa-pure-const.c (propagate_pure_const): Revert hunk as
7651 we need default values of funct_state for a function that
7654 2019-02-12 Eric Botcazou <ebotcazou@adacore.com>
7656 * asan.c (asan_expand_mark_ifn): Take into account the alignment of
7657 the object to pick the size of stores on strict-alignment platforms.
7659 * config/sparc/sparc.md (*movsi_insn): Minor tweak.
7660 (*movdi_insn_sp32): Likewise.
7661 (*movdi_insn_sp64): Likewise.
7663 2019-02-12 Jan Hubicka <hubicka@ucw.cz>
7666 * cgraphunit.c (analyze_functions): Clear READONLY flag for external
7667 types that needs constructiong.
7668 * tree.h (may_be_aliased): Do not check TYPE_NEEDS_CONSTRUCTING.
7670 2019-02-12 Richard Biener <rguenther@suse.de>
7672 PR tree-optimization/89253
7673 * tree-ssa-loop-split.c (tree_ssa_split_loops): Check we can
7676 2019-02-11 David Malcolm <dmalcolm@redhat.com>
7679 * input.c (selftest::test_line_offset_overflow): New selftest.
7680 (selftest::input_c_tests): Call it.
7682 2019-02-11 Martin Sebor <msebor@redhat.com>
7684 PR tree-optimization/88771
7685 * gimple-ssa-warn-restrict.c (pass_wrestrict::gate): Also enable
7686 when -Wstringop-overflow is set.
7687 (builtin_memref::builtin_memref): Adjust excessive upper bound
7688 only when lower bound is not excessive.
7689 (maybe_diag_overlap): Detect and diagnose excessive bounds via
7690 -Wstringop-ovefflow.
7691 (maybe_diag_offset_bounds): Rename...
7692 (maybe_diag_access_bounds): ...to this.
7693 (check_bounds_or_overlap): Adjust for name change above.
7695 2019-02-11 Martin Sebor <msebor@redhat.com>
7698 * builtins.c (max_object_size): Move from here...
7699 * builtins.h (max_object_size): ...and here...
7700 * tree.c (max_object_size): ...to here...
7701 * tree.h (max_object_size): ...and here.
7703 2019-02-11 Bill Schmidt <wschmidt@linux.ibm.com>
7705 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Shift-right
7706 and shift-left vector built-ins need to include a TRUNC_MOD_EXPR
7707 for correct semantics.
7709 2019-02-11 Alan Modra <amodra@gmail.com>
7711 * doc/invoke.texi (man page RS/6000 and PowerPC Options): Mention
7712 -mlongcall and -mpltseq.
7713 (RS/6000 and PowerPC Options <-mlongcall>): Mention inline PLT calls.
7714 (RS/6000 and PowerPC Options <-mpltseq>): Document.
7715 * config/rs6000/rs6000.h (TARGET_PLTSEQ): Define.
7716 * config/rs6000/sysv4.opt (mpltseq): New option.
7717 * config/rs6000/sysv4.h (TARGET_PLTSEQ): Redefine.
7718 (SUBTARGET_OVERRIDE_OPTIONS): Error if given -mpltseq when assembler
7719 support is lacking. Don't allow -mpltseq with -mbss-plt.
7720 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Warn if
7721 -mpltseq given for ELFv1.
7722 * config/rs6000/rs6000.c (rs6000_call_aix): Comment on UNSPEC_PLTSEQ.
7723 Only use UNSPEC_PLTSEQ for inline PLT calls.
7724 (rs6000_call_sysv, rs6000_sibcall_sysv): Expand comments. Only
7725 use UNSPEC_PLTSEQ for inline PLT calls.
7726 (rs6000_indirect_call_template_1, rs6000_longcall_ref),
7727 (rs6000_call_aix, rs6000_call_sysv, rs6000_sibcall_sysv): Replace
7728 uses of HAVE_AS_PLTSEQ with TARGET_PLTSEQ, simplifying.
7729 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
7730 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
7731 (pltseq_mtctr_<mode>): Likewise.
7733 2019-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7735 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Use 8-byte strings with
7737 * configure: Regenerate.
7739 2019-02-11 Jakub Jelinek <jakub@redhat.com>
7742 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use q constraint
7745 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
7747 * function.c (assign_parm_setup_block): Use the stored
7748 size, not the passed size, when allocating stack-space,
7749 also for a parameter with alignment larger than
7750 MAX_SUPPORTED_STACK_ALIGNMENT.
7752 2019-02-11 Martin Liska <mliska@suse.cz>
7755 * ipa-cp.c (build_toporder_info): Remove usage of a param.
7756 * ipa-inline.c (inline_small_functions): Likewise.
7757 * ipa-pure-const.c (propagate_pure_const): Likewise.
7758 (propagate_nothrow): Likewise.
7759 * ipa-reference.c (propagate): Likewise.
7760 * ipa-utils.c (struct searchc_env): Remove unused field.
7761 (searchc): Always search across AVAIL_INTERPOSABLE.
7762 (ipa_reduced_postorder): Always allow AVAIL_INTERPOSABLE as
7763 the only called IPA pure const can properly not propagate
7764 across interposable boundary.
7765 * ipa-utils.h (ipa_reduced_postorder): Remove param.
7767 2019-02-11 Chung-Ju Wu <jasonwucj@gmail.com>
7769 * config/nds32/nds32.md (call_internal, call_value_internal,
7770 sibcall_internal, sibcall_value_internal): Use SImode for mem rtx.
7772 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
7774 * config/cris/cris.c (cris_preferred_minimum_alignment): Fix name
7777 2019-02-10 H.J. Lu <hongjiu.lu@intel.com>
7779 * config/i386/constraints.md (Yd): Replace AVX512BW with AVX512DQ
7782 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
7784 * config.gcc (with_nds32_lib): Set default --with-nds32-lib correctly.
7786 2019-02-10 Jakub Jelinek <jakub@redhat.com>
7788 PR tree-optimization/89268
7789 * tree-if-conv.c (version_loop_for_if_conversion): Push to preds only
7790 if preds is non-NULL.
7792 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7795 * tree.c (fld_simplified_type_name): Also keep TYPE_DECL for
7798 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
7800 * config/nds32/nds32.md (trap): New pattern.
7802 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
7804 * config/nds32/nds32.c (nds32_dwarf_register_span): Refine register
7807 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
7809 * config/nds32/nds32-md-auxiliary.c (nds32_spilt_doubleword): Support
7812 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7814 * ipa-visibility.c (localize_node): Also do not localize
7815 LDPR_PREVAILING_DEF_IRONLY_EXP.
7817 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7820 * tree.c (fld_simplified_type_name): Use DECL_ASSEMBLER_NAME_SET_P
7821 instead of type_with_linkage.
7823 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7826 * params.def (uninlined-function-insns, uninlined-function-time,
7827 uninlined-thunk-insns, uninlined-thunk-time): Add artificial upper
7828 bound so we don't get overflows.
7830 2019-02-09 Aaron Sawdey <acsawdey@linux.ibm.com>
7832 * config/rs6000/rs6000-string.c (expand_compare_loop,
7833 expand_block_compare): Insert REG_BR_PROB notes in inline expansion of
7836 2019-02-09 Jakub Jelinek <jakub@redhat.com>
7839 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
7840 If !node->definition and TYPE_ARG_TYPES is non-NULL, use
7841 TYPE_ARG_TYPES instead of DECL_ARGUMENTS.
7843 2019-02-09 Alan Modra <amodra@gmail.com>
7846 * config/rs6000/rs6000.c (save_reg_p): Correct calls_eh_return
7847 case. Match logic in rs6000_emit_prologue emitting pic_offset_table
7850 2019-02-08 Vladimir Makarov <vmakarov@redhat.com>
7853 * lra-constraints.c (process_alt_operands): Don't increase reject
7854 for memory when offset memory is required.
7856 2019-02-08 Robin Dapp <rdapp@linux.ibm.com>
7858 * config/s390/vector.md: Implement vector copysign.
7860 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
7862 * expr.c (expand_constructor): Correct indentations.
7864 2019-02-08 Richard Biener <rguenther@suse.de>
7866 PR tree-optimization/89247
7867 * tree-if-conv.c: Include tree-cfgcleanup.h.
7868 (version_loop_for_if_conversion): Record LOOP_VECTORIZED call.
7869 (tree_if_conversion): Pass through predicate vector.
7870 (pass_if_conversion::execute): Do CFG cleanup and SSA update
7871 inline, see if any if-converted loops we refrece in
7872 LOOP_VECTORIZED calls vanished and fixup.
7873 * tree-if-conv.h (tree_if_conversion): Adjust prototype.
7875 2019-02-08 Ilya Leoshkevich <iii@linux.ibm.com>
7877 * config/s390/constraints.md (jdd): New constraint.
7879 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
7882 * config/i386/i386.md (*movoi_internal_avx): Set mode to XI for
7883 upper 16 vector registers without TARGET_AVX512VL.
7884 (*movti_internal): Likewise.
7886 2019-02-08 Jakub Jelinek <jakub@redhat.com>
7888 PR rtl-optimization/89234
7889 * except.c (copy_reg_eh_region_note_forward): Return if note_or_insn
7890 is a NOTE, CODE_LABEL etc. - rtx_insn * other than INSN_P.
7891 (copy_reg_eh_region_note_backward): Likewise.
7893 2019-02-08 Richard Biener <rguenther@suse.de>
7896 * tree-data-ref.c (initialize_matrix_A): Fail if constant
7898 (analyze_subscript_affine_affine): Handle failure from
7899 initialize_matrix_A.
7901 2019-02-08 Jakub Jelinek <jakub@redhat.com>
7903 * cfganal.c (pre_and_rev_post_order_compute_fn): Use fn instead of
7906 2019-02-07 David Malcolm <dmalcolm@redhat.com>
7908 PR tree-optimization/86637
7909 PR tree-optimization/89235
7910 * tree-vect-loop.c (optimize_mask_stores): Add an
7911 auto_purge_vect_location sentinel to ensure that vect_location is
7914 (auto_purge_vect_location::~auto_purge_vect_location): New dtor.
7915 (try_vectorize_loop_1): Add an auto_purge_vect_location sentinel
7916 to ensure that vect_location is purged on exit.
7917 (pass_slp_vectorize::execute): Likewise, replacing the manual
7919 * tree-vectorizer.h (class auto_purge_vect_location): New class.
7921 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7923 * config/aarch64/iterators.md (max_opp): New code_attr.
7924 (USMAX): New code iterator.
7925 * config/aarch64/predicates.md (aarch64_smin): New predicate.
7926 (aarch64_smax): Likewise.
7927 * config/aarch64/aarch64-simd.md (abd<mode>_3): Rename to...
7928 (*aarch64_<su>abd<mode>_3): ... Change RTL representation to
7931 2019-02-07 H.J. Lu <hongjiu.lu@intel.com>
7934 * config/i386/i386.md (*movoi_internal_avx): Set mode to OI
7935 for TARGET_AVX512VL.
7936 (*movti_internal): Set mode to TI for TARGET_AVX512VL.
7938 2019-02-07 Andreas Krebbel <krebbel@linux.ibm.com>
7940 * config/s390/s390-builtin-types.def: Add new types.
7941 * config/s390/s390-builtins.def: (s390_vec_xl, s390_vec_xld2)
7942 (s390_vec_xlw4): Make the memory operand into a const pointer.
7943 (s390_vec_xld2, s390_vec_xlw4): Add a variant for single precision
7945 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Generate
7946 a new vector type with the alignment of the scalar memory operand.
7948 2019-02-07 Matthew Malcomson <matthew.malcomson@arm.com>
7949 Jakub Jelinek <jakub@redhat.com>
7952 * config/arm/arm-protos.h (valid_operands_ldrd_strd,
7953 arm_count_ldrdstrd_insns): New declarations.
7954 * config/arm/arm.c (mem_ok_for_ldrd_strd): Remove broken handling of
7956 (valid_operands_ldrd_strd): New function.
7957 (arm_count_ldrdstrd_insns): New function.
7958 * config/arm/ldrdstrd.md: Change peepholes to generate PARALLEL SImode
7959 sets instead of single DImode set and define new insns to match this.
7961 2019-02-07 Tamar Christina <tamar.christina@arm.com>
7963 * config/aarch64/aarch64-builtins.c (aarch64_fcmla_lane_builtin_data):
7964 Make it a C initializer.
7966 2019-02-07 Tamar Christina <tamar.christina@arm.com>
7969 * config/arm/neon.md (*neon_mov<mode>): Add r -> r case.
7971 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7973 * config/arm/neon.md (neon_<sup>dot<vsi2qi>):
7974 Use neon_dot<q> for type.
7975 (neon_<sup>dot_lane<vsi2qi>): Likewise.
7977 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7979 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>):
7980 Use neon_dot<q> for type.
7981 (aarch64_<sur>dot_lane<vsi2qi>): Likewise.
7982 (aarch64_<sur>dot_laneq<vsi2qi>): Likewise.
7984 2019-02-06 Vladimir Makarov <vmakarov@redhat.com>
7986 PR rtl-optimization/89225
7987 * lra-constaints.c (simplify_operand_subreg): Add subreg mode
7990 2019-02-06 Eric Botcazou <ebotcazou@adacore.com>
7992 * config/i386/i386.c (ix86_expand_prologue): Emit a memory blockage
7993 after restoring registers saved to allocate the frame on Windows.
7995 2019-02-06 Richard Biener <rguenther@suse.de>
7997 PR tree-optimization/89182
7998 * graphite.h (cached_scalar_evolution_in_region): Declare.
7999 * graphite.c (struct seir_cache_key): New.
8000 (struct sese_scev_hash): Likewise.
8001 (seir_cache): New global.
8002 (cached_scalar_evolution_in_region): New function.
8003 (graphite_transform_loops): Allocate and release seir_cache.
8004 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Use
8005 cached_scalar_evolution_in_region.
8006 * graphite-scop-detection.c (scop_detection::can_represent_loop):
8008 (scop_detection::graphite_can_represent_expr: Use
8009 cached_scalar_evolution_in_region.
8010 (scop_detection::stmt_simple_for_scop_p): Likewise.
8011 (find_params_in_bb): Likewise.
8012 (gather_bbs::before_dom_children): Likewise.
8013 * graphite-sese-to-poly.c (create_pw_aff_from_tree): Likewise.
8014 (add_loop_constraints): Likewise.
8016 2019-02-06 Jakub Jelinek <jakub@redhat.com>
8019 * fold-const-call.c (fold_const_vec_convert): Pass true as last
8020 operand to new_unary_operation only if both element types are integral
8021 and it isn't a widening conversion. Return NULL_TREE if
8022 new_unary_operation failed.
8024 2019-02-05 Andreas Krebbel <krebbel@linux.ibm.com>
8027 * config/s390/s390.md: Remove load and test FP splitter.
8029 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
8032 * config/rs6000/rs6000-string.c (do_ifelse, expand_cmp_vec_sequence,
8033 expand_compare_loop, expand_block_compare_gpr,
8034 expand_strncmp_align_check, expand_strncmp_gpr_sequence): Insert
8035 REG_BR_PROB notes in inline expansion of memcmp/strncmp. Add
8036 #include "profile-count.h" and "predict.h" for types and functions
8037 needed to work with REG_BR_PROB notes.
8039 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
8042 * config/rs6000/rs6000.md (<bd>tf_<mode>): Generate a local label
8043 for the long branch case.
8045 2019-02-05 Jakub Jelinek <jakub@redhat.com>
8048 * dce.c (delete_unmarked_insns): Don't remove no-op moves if they
8049 can throw, non-call exceptions are enabled and we can't delete
8050 dead exceptions or alter cfg. Set must_clean if
8051 delete_insn_and_edges returns true, don't set it blindly for calls.
8052 Assert that delete_unreachable_blocks is called only if can_alter_cfg.
8054 PR rtl-optimization/89195
8055 * combine.c (make_extraction): For MEMs, don't extract bytes outside
8056 of the original MEM.
8058 2019-02-05 Martin Liska <mliska@suse.cz>
8060 PR gcov-profile/89000
8061 * gcov.c (function_summary): Remove argument.
8062 (file_summary): New function.
8063 (print_usage): Replace tabs with spaces.
8064 (generate_results): Use new function file_summary.
8066 2019-02-05 Jakub Jelinek <jakub@redhat.com>
8069 * optabs.c (prepare_cmp_insn): Pass x and y to
8070 emit_block_comp_via_libcall rather than XEXP (x, 0) and XEXP (y, 0).
8072 2019-02-05 Richard Biener <rguenther@suse.de>
8075 * bitmap.h (struct bitmap_obstack): Do not mark GTY.
8076 (struct bitmap_element): Drop chain_prev so we properly recurse on
8077 the prev member, supporting tree views.
8078 (struct bitmap_head): GTY skip the obstack member.
8080 2019-02-04 Alexander Monakov <amonakov@ispras.ru>
8083 * doc/extend.texi (Vector Extensions): Add an example of using vector
8084 types together with x86 intrinsics.
8086 2019-02-04 Alan Modra <amodra@gmail.com>
8088 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1): Increase
8089 str[] size to 160, and comment.
8091 2019-02-04 Alan Modra <amodra@gmail.com>
8093 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1),
8094 (rs6000_pltseq_template): Guard output of TLS markers with
8096 (rs6000_longcall_ref, rs6000_call_aix, rs6000_call_sysv),
8097 (rs6000_sibcall_sysv): Ignore TARGET_TLS_MARKERS when deciding
8098 to use inline PLT sequences.
8099 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
8100 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
8101 (pltseq_mtctr_<mode>): Don't test TARGET_TLS_MARKERS in predicate.
8103 2019-02-04 Martin Liska <mliska@suse.cz>
8106 * ipa-fnsummary.c (estimate_edge_devirt_benefit): Bail
8107 out when ipa_fn_summaries does not contain entry for callee.
8109 2019-02-04 Eric Botcazou <ebotcazou@adacore.com>
8111 * config/sparc/sparc.h: Remove superfluous blank lines.
8112 * config/sparc/sparc.c (global_offset_table_rtx): Rename into...
8113 (got_register_rtx): ...this.
8114 (sparc_got): Adjust to above renaming.
8115 (sparc_tls_got): Likewise.
8116 (sparc_delegitimize_address): Likewise.
8117 (sparc_output_mi_thunk): Likewise.
8118 (sparc_init_pic_reg): Likewise.
8119 (save_local_or_in_reg_p): Fix test on the GOT register.
8120 (USE_HIDDEN_LINKONCE): Move around.
8121 (get_pc_thunk_name): Likewise.
8122 (gen_load_pcrel_sym): Likewise.
8123 (load_got_register): Likewise.
8125 2019-02-04 Kito Cheng <kito.cheng@gmail.com>
8127 * config/nds32/linux.h (GLIBC_DYNAMIC_LINKER): Define the naming rule
8128 of the dynamic linker: "ld-linux-nds32[le|be][f].so.1".
8130 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
8132 * config/nds32/nds32.c (nds32_legitimate_address_p): Add TLS model
8135 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
8137 * config.gcc (with_nds32_lib, glibc):
8138 Remove TARGET_DEFAULT_TLSDESC_TRAMPOLINE=0 setting.
8139 * config/nds32/linux.h (TARGET_DEFAULT_TLSDESC_TRAMPOLINE): Delete.
8140 (NDS32_TLSDESC_TRAMPOLINE_SPEC): Delete.
8142 2019-02-03 Uroš Bizjak <ubizjak@gmail.com>
8145 * config/i386/i386.md (*sqrt<mode>2_sse): Add (v,0) alternative.
8146 Do not prefer (v,v) alternative for non-AVX targets and (m,v)
8147 alternative for speed when TARGET_SSE_PARTIAL_REG_DEPENDENCY is set.
8148 (*rcpsf2_sse): Ditto.
8149 (*rsqrtsf2_sse): Ditto.
8150 (sse4_1_round<mode<2): Ditto.
8152 2019-02-03 Richard Biener <rguenther@suse.de>
8155 * dwarf2out.c (copy_ancestor_tree): Register non-stubs as
8158 2019-02-02 Jakub Jelinek <jakub@redhat.com>
8161 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8162 Punt with warning on aggregate return or argument types. Ignore
8163 type/mode checking for uniform arguments.
8165 2019-02-01 Segher Boessenkool <segher@kernel.crashing.org>
8167 * combine.c (try_combine): Do not print "Can't combine" messages unless
8168 printing failed combination attempts.
8170 2019-02-01 Martin Jambor <mjambor@suse.cz>
8173 * omp-grid.c (grid_mark_variable_segment): Set assembler name of group
8174 segment and global segment variables before making them static.
8176 2019-02-01 Martin Jambor <mjambor@suse.cz>
8178 * omp-grid.c (grid_target_follows_gridifiable_pattern): Guard two
8179 missed optimization dump with dump_enabled_p.
8181 2019-02-01 Richard Biener <rguenther@suse.de>
8184 * tree-scalar-evolution.c (analyze_scalar_evolution): Set up
8185 the instantiate cache.
8186 (instantiate_scev_binary): Elide second operand procesing
8187 if equal to the first.
8188 * tree-chrec.c (chrec_contains_symbols): Add visited set.
8189 (chrec_contains_undetermined): Likewise.
8190 (tree_contains_chrecs): Likewise.
8192 2019-02-01 Jan Hubicka <hubicka@ucw.cz>
8194 * parms.def (MAX_INLINE_INSNS_SINGLE): Reduce from 400 to 200.
8196 2019-02-01 Jakub Jelinek <jakub@redhat.com>
8198 PR tree-optimization/89143
8199 * wide-int-range.h (wide_int_range_absu): Declare.
8200 * wide-int-range.cc (wide_int_range_absu): New function.
8201 * tree-vrp.c (extract_range_from_unary_expr): Handle ABSU_EXPR.
8203 PR tree-optimization/88107
8204 * tree-cfg.c (find_outermost_region_in_block): Add ALL argument,
8205 instead of assertion that eh_region_outermost is non-NULL, if it
8206 is NULL, set *ALL to true and return NULL.
8207 (move_sese_region_to_fn): Adjust caller, if all is set, call
8208 duplicate_eh_regions with NULL region.
8210 2019-02-01 Richard Biener <rguenth@suse.de>
8212 PR rtl-optimization/88593
8213 * mode-switching.c (optimize_mode_switching): Free dominators before
8214 calling cleanup_cfg.
8216 2019-02-01 Bin Cheng <bin.cheng@linux.alibaba.com>
8218 PR tree-optimization/88932
8219 * tree-predcom.c (try_combine_chains): Get loop bbs in dom order.
8221 2019-01-31 Jakub Jelinek <jakub@redhat.com>
8224 * omp-low.c (lower_omp_task_reductions): Drop redundant test to avoid
8225 bogus clang warning.
8227 2019-01-31 Uroš Bizjak <ubizjak@gmail.com>
8230 * config/i386/i386.md (*extendsfdf2): Split out reg->reg
8231 alternative to avoid partial SSE register stall for TARGET_AVX.
8232 (truncdfsf2): Ditto.
8233 (sse4_1_round<mode>2): Ditto.
8235 2018-01-31 Bill Schmidt <wschmidt@linux.ibm.com>
8237 PR tree-optimization/89008
8238 * gimple-ssa-strength-reduction.c (slsr_process_mul): Don't
8239 process anything of the form X * 0.
8241 2019-01-31 Richard Biener <rguenther@suse.de>
8243 PR tree-optimization/89135
8244 * tree-ssa-phiprop.c (pass_phiprop::execute): Skip blocks
8245 with abnormal preds.
8247 2019-01-31 Jakub Jelinek <jakub@redhat.com>
8250 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Allow inlining
8251 always_inline callees into no_sanitize_address callers.
8253 2019-01-31 Richard Biener <rguenther@suse.de>
8255 PR rtl-optimization/89115
8256 * lra.c (lra_rtx_hash): Properly hash CONST_INT values.
8258 2019-01-30 Martin Sebor <msebor@redhat.com>
8261 * doc/extend.texi (cast to a union): Correct and expand.
8263 2019-01-30 Vladimir Makarov <vmakarov@redhat.com>
8265 PR rtl-optimization/87246
8266 * lra-constraints.c (simplify_operand_subreg): Reload memory
8267 in subreg if the address became invalid.
8269 2019-01-30 Bill Schmidt <wschmidt@linux.ibm.com>
8272 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v4sf_scalar):
8273 Disable for little-endian.
8275 2019-01-30 Richard Biener <rguenther@suse.de>
8277 PR rtl-optimization/89115
8278 * opts.c (default_options_optimization): Reduce
8279 PARAM_MAX_DSE_ACTIVE_LOCAL_STORES by a factor of 10 at -O1.
8280 Make PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP reduction relative
8283 2019-01-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
8285 * config/rs6000/rs6000-c.c (altivec-resolve_overloaded_builtin):
8286 Change handling of ALTIVEC_BUILTIN_VEC_EXTRACT. Coerce result to
8287 type of vector element when vec_extract is implemented by direct
8290 2019-01-30 Thomas Schwinge <thomas@codesourcery.com>
8292 * doc/invoke.texi (C Language Options): List "-fopenacc-dim".
8294 2019-01-30 Richard Biener <rguenther@suse.de>
8296 PR tree-optimization/89111
8297 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Restrict
8298 canonicalization to appropriately sized access types.
8300 2019-01-30 Jakub Jelinek <jakub@redhat.com>
8303 * config/i386/i386.c (ix86_warn_parameter_passing_abi): Don't warn
8304 for arguments to functions that are TU-local and shouldn't be
8305 referenced by assembly.
8307 2019-01-30 Ulrich Drepper <drepper@redhat.com>
8309 * dumpfile.c (opt_info_switch_p_1): Ignore '-' if it appears
8312 2019-01-29 Martin Sebor <msebor@redhat.com>
8315 * gimple-fold.c (fold_array_ctor_reference): Avoid zero-length arrays.
8317 2019-01-29 Jakub Jelinek <jakub@redhat.com>
8321 * omp-simd-clone.c (simd_clone_clauses_extract)
8322 <case OMP_CLAUSE_ALIGNED>: Ignore clauses with NULL
8323 OMP_CLAUSE_ALIGNED_ALIGNMENT.
8325 2019-01-29 Vineet Gupta <vgupta@synopsys.com>
8327 * config.gcc: Force .init_array for ARC.
8329 2019-01-29 Richard Biener <rguenther@suse.de>
8332 * dwarf2out.c (collect_skeleton_dies): New helper.
8333 (copy_decls_for_unworthy_types): Call it.
8334 (build_abbrev_table): Assert we do not try to replace
8335 DW_AT_signature refs with local refs.
8337 2019-01-28 Jakub Jelinek <jakub@redhat.com>
8340 * gimplify.c (gimplify_omp_for): When adding OMP_CLAUSE_*_GIMPLE_SEQ
8341 for lastprivate/linear IV, push gimplify context around gimplify_assign
8342 and, if it needed any temporaries, pop it into a gimple bind around the
8345 2019-01-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
8347 * common.opt (-Wattribute-alias): Remove "no-" from name.
8348 Make -Wattribute-alias command line option and
8349 #pragma GCC diagnostic ignored "-Wattribute-alias" work again.
8351 2019-01-28 Jakub Jelinek <jakub@redhat.com>
8354 * doc/invoke.texi (-mclwb, -mprfchw, -mrdpid, -mrdseed, -msgx,
8355 -madx, -mhle, -mavx5124fmaps, -mavx512vnni, -mavx5124vnniw): Document
8357 (bmi2): Add missing @opindex.
8358 * doc/extend.texi (x86 target attribute): Move fma4, lwp, ssse3
8359 options alphabetically. Add missing 3dnow, 3dnowa, adx, avx, avx2,
8360 avx5124fmaps, avx5124vnniw, avx512bitalg, avx512bw, avx512cd,
8361 avx512dq, avx512er, avx512f, avx512ifma, avx512pf, avx512vbmi,
8362 avx512vbmi2, avx512vl, avx512vnni, avx512vpopcntdq, bmi, bmi2,
8363 cldemote, clflushopt, clwb, clzero, crc32, cx16, f16c, fma, fsgsbase,
8364 fxsr, gfni, hle, lzcnt, movbe, movdir64b, movdiri, mwaitx, pconfig,
8365 pku, prefetchwt1, prfchw, ptwrite, rdpid, rdrnd, rdseed, rtm, sahf,
8366 sgx, sha, shstk, tbm, vaes, vpclmulqdq, waitpkg, wbnoinvd, xsave,
8367 xsavec, xsaveopt and xsaves options.
8369 2019-01-28 Richard Biener <rguenther@suse.de>
8372 * dwarf2out.c (gen_subprogram_die): Remove leftover from MPX
8375 2019-01-28 Richard Biener <rguenther@suse.de>
8377 PR tree-optimization/88739
8378 * tree-cfg.c (verify_types_in_gimple_reference): Verify
8379 BIT_FIELD_REFs only are applied to mode-precision operands
8380 when they are integral.
8381 (verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR.
8382 * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid generating
8383 BIT_FIELD_REFs of non-mode-precision integral operands.
8385 2019-01-27 Jakub Jelinek <jakub@redhat.com>
8388 * config/i386/sse.md
8389 (<mask_codefor>avx512dq_shuf_<shuffletype>64x2_1<mask_name>,
8390 avx512f_shuf_<shuffletype>64x2_1<mask_name>): Ensure the
8391 first constants in pairs are multiples of 2. Formatting fixes.
8392 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>,
8393 avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Ensure the
8394 first constants in each quadruple are multiples of 4. Formatting fixes.
8396 2019-01-26 Martin Jambor <mjambor@suse.cz>
8399 * tree-inline.c: Include tree-cfgcleanup.h.
8400 (delete_unreachable_blocks_update_callgraph): Move...
8401 * tree-cfgcleanup.c (delete_unreachable_blocks_update_callgraph):
8402 ...here, make externally visible, make second argument bool, adjust
8404 * tree-cfgcleanup.c: Include cgraph.h.
8405 * tree-cfgcleanup.h (delete_unreachable_blocks_update_callgraph):
8407 * ipa-prop.c: Include tree-cfgcleanup.h.
8408 (ipcp_transform_function): Call
8409 delete_unreachable_blocks_update_callgraph instead of cleaning uo CFG.
8411 2019-01-25 Vladimir Makarov <vmakarov@redhat.com>
8413 PR rtl-optimization/88846
8414 * ira.c (process_set_for_memref_referenced_p): New.
8415 (memref_referenced_p): Add new param. Use
8416 process_set_for_memref_referenced_p. Add new switch cases.
8417 (memref_used_between_p): Pass new arg to memref_referenced_p.
8419 2019-01-25 Richard Earnshaw <rearnsha@arm.com>
8422 * config/aarch64/aarch64.c (aarch64_function_arg_alignment): Add new
8423 argument ABI_BREAK. Set to true if the calculated alignment has
8424 changed in gcc-9. Check bit-fields for their base type alignment.
8425 (aarch64_layout_arg): Warn if argument passing has changed in gcc-9.
8426 (aarch64_function_arg_boundary): Likewise.
8427 (aarch64_gimplify_va_arg_expr): Likewise.
8429 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
8432 * varasm.c (output_constructor_bitfield): Use wi::extract_uhwi
8433 instead of accessing TREE_INT_CST_ELT directly.
8435 2019-01-25 Christophe Lyon <christophe.lyon@linaro.org>
8437 * doc/sourcebuild.texi (Environment attributes): Add fenv and
8438 fenv_exceptions description.
8440 2019-01-25 Wilco Dijkstra <wdijkstr@arm.com>
8442 PR rtl-optimization/87763
8443 * config/aarch64/aarch64.c (aarch64_select_cc_mode):
8444 Allow SUBREG when matching CC_NZmode compare.
8446 2019-01-25 Richard Biener <rguenther@suse.de>
8448 PR tree-optimization/89049
8449 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost):
8450 Look at the pattern stmt to determine if the stmt is vectorized.
8452 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
8454 * config/aarch64/aarch64-sve.md (*pred_mov<mode>)
8455 (pred_mov<mode>): Handle all-register forms using both a new
8456 alternative and a split.
8458 2019-01-25 Richard Biener <rguenther@suse.de>
8460 PR tree-optimization/86865
8461 * graphite-scop-detection.c (scop_detection::can_represent_loop):
8462 Reject non-do-while loops.
8464 2019-01-24 Peter Bergner <bergner@linux.ibm.com>
8466 * config/rs6000/altivec.md (build_vector_mask_for_load): Use MEM_P.
8467 * config/rs6000/constraints.md (Q constraint): Use REG_P.
8468 * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Use SYMBOL_REF_P.
8469 * config/rs6000/freebsd64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
8470 SYMBOL_REF_P, CONST_INT_P and CONST_DOUBLE_P.
8471 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8472 * config/rs6000/predicates.md (altivec_register_operand, vint_operand,
8473 vsx_register_operand, vsx_reg_sfsubreg_ok, vfloat_operand,
8474 vlogical_operand, gpc_reg_operand, int_reg_operand,
8475 int_reg_operand_not_pseudo): Use SUBREG_P and HARD_REGISTER_P.
8476 (ca_operand, base_reg_operand, htm_spr_reg_operand, cc_reg_operand,
8477 cc_reg_not_cr0_operand, input_operand): Use SUBREG_P.
8478 (save_world_operation, restore_world_operation, lmw_operation,
8479 stmw_operation): Use MEM_P and REG_P.
8480 (tie_operand): Use MEM_P.
8481 (vrsave_operation, crsave_operation): Use REG_P.
8482 (mfcr_operation, mtcrf_operation): Use REG_P and CONST_INT_P.
8483 (fpr_reg_operand): Use SUBREG_P and HARD_REGISTER_NUM_P.
8484 (quad_int_reg_operand): Use HARD_REGISTER_NUM_P.
8485 (call_operand): Use HARD_REGISTER_P.
8486 (indexed_or_indirect_operand, altivec_indexed_or_indirect_operand):
8488 (lwa_operand): Use SUBREG_P, REG_P and CONST_INT_P.
8489 * config/rs6000/rs6000-p8swap.c (insn_is_load_p, insn_is_store_p,
8490 quad_aligned_load_p, replace_swapped_aligned_store,
8491 recombine_lvx_pattern, replace_swapped_aligned_load,
8492 recombine_stvx_pattern): Use MEM_P.
8493 (const_load_sequence_p, adjust_vperm, replace_swapped_load_constant):
8494 Use MEM_P and SYMBOL_REF_P.
8495 (rtx_is_swappable_p): Use REG_P and CONST_INT_P.
8496 (insn_is_swappable_p): Use REG_P and MEM_P.
8497 (insn_is_swap_p, (alignment_mask): Use CONST_INT_P.
8498 * config/rs6000/rs6000-string.c (expand_block_clear, expand_block_move):
8500 * config/rs6000/rs6000.c (rs6000_secondary_reload, rs6000_emit_cmove):
8502 (rs6000_output_move_128bit): Use CONST_DOUBLE_P, CONST_INT_P and
8504 (rs6000_legitimize_address): Use CONST_DOUBLE_P, CONST_INT_P,
8505 CONST_WIDE_INT_P, REG_P and SYMBOL_REF_P.
8506 (rs6000_emit_move): Use CONST_DOUBLE_P, CONST_INT_P, HARD_REGISTER_P,
8507 HARD_REGISTER_NUM_P, MEM_P, REG_P, SUBREG_P, SYMBOL_REF_P and
8509 (output_toc): Use CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
8510 (easy_altivec_constant, rs6000_legitimate_offset_address_p,
8511 rs6000_mode_dependent_address, rs6000_expand_mtfsf_builtin,
8512 rs6000_expand_set_fpscr_rn_builtin, rs6000_expand_set_fpscr_drn_builtin,
8513 rs6000_expand_unop_builtin, INT_P, rs6000_generate_compare,
8514 rs6000_machopic_legitimize_pic_address, rs6000_split_logical_inner,
8515 rs6000_split_logical_di): Use CONST_INT_P.
8516 (rs6000_legitimize_reload_address): Use CONST_INT_P, HARD_REGISTER_P,
8517 REG_P and SYMBOL_REF_P.
8518 (setup_incoming_varargs, rs6000_rtx_costs): Use CONST_INT_P and MEM_P.
8519 (print_operand): Use CONST_INT_P, MEM_P and REG_P.
8520 (virtual_stack_registers_memory_p, rs6000_legitimate_address_p,
8521 mems_ok_for_quad_peep): Use CONST_INT_P and REG_P.
8522 (rs6000_secondary_reload_memory): Use CONST_INT_P and SUBREG_P.
8523 (small_data_operand, print_operand_address): Use CONST_INT_P and
8525 (split_stack_arg_pointer_used_p): Use HARD_REGISTER_P.
8526 (rs6000_init_hard_regno_mode_ok, direct_move_p):
8527 Use HARD_REGISTER_NUM_P.
8528 (rs6000_secondary_reload_gpr): Use HARD_REGISTER_NUM_P and MEM_P.
8529 (rs6000_secondary_reload_class): Use HARD_REGISTER_NUM_P, REG_P,
8530 SUBREG_P and SYMBOL_REF_P.
8531 (register_to_reg_type, rs6000_secondary_reload_inner): Use SUBREG_P
8532 and HARD_REGISTER_NUM_P.
8533 (rs6000_adjust_vec_address): Use HARD_REGISTER_NUM_P and
8535 (rs6000_adjust_cost, find_mem_ref): Use MEM_P.
8536 (macho_lo_sum_memory_operand, rs6000_eliminate_indexed_memrefs): Use
8538 (legitimate_indirect_address_p, legitimate_lo_sum_address_p,
8539 registers_ok_for_quad_peep, rs6000_output_function_epilogue,
8540 find_addr_reg): Use REG_P.
8541 (altivec_expand_vec_perm_const): Use REG_P and SUBREG_P.
8542 (rs6000_emit_le_vsx_move): Use SUBREG_P.
8543 (offsettable_ok_by_alignment, constant_pool_expr_p,
8544 legitimate_small_data_p, rs6000_output_dwarf_dtprel,
8545 rs6000_delegitimize_address, rs6000_const_not_ok_for_debug_p,
8546 rs6000_cannot_force_const_mem, rs6000_output_addr_const_extra,
8547 rs6000_assemble_integer, create_TOC_reference,
8548 rs6000_emit_allocate_stack, rs6000_xcoff_encode_section_info,
8549 rs6000_call_aix, rs6000_call_aix): Use SYMBOL_REF_P.
8550 (rs6000_split_vec_extract_var): Use reg_or_subregno.
8551 * config/rs6000/rtems.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
8552 CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
8553 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8554 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8555 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Use SYMBOL_REF_P.
8556 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use HARD_REGISTER_NUM_P.
8557 (INT_REG_OK_FOR_INDEX_P, INT_REG_OK_FOR_BASE_P): Use HARD_REGISTER_P.
8558 (CONSTANT_ADDRESS_P): Use CONST_INT_P and SYMBOL_REF_P.
8559 * config/rs6000/rs6000.md (define_expands strlensi, mod<mode>3
8560 and cbranch<mode>4): Use CONST_INT_P.
8561 (multiple define_splits): Use REG_P and SUBREG_P.
8562 (define_expands call, call_value): Use MEM_P.
8563 (define_expands sibcall, sibcall_value): Use CONST_INT_P and MEM_P.
8564 (define insn *mtcrfsi): Use CONST_INT_P and REG_P.
8565 * config/rs6000/vsx.md (*vsx_le_perm_load_<mode>,
8566 *vsx_le_perm_load_v8hi, *vsx_le_perm_load_v16qi): Use HARD_REGISTER_P
8567 and HARD_REGISTER_NUM_P.
8568 (multiple define_splits): Use HARD_REGISTER_NUM_P.
8570 2019-01-24 Uroš Bizjak <ubizjak@gmail.com>
8572 PR rtl-optimization/88948
8573 * rtl.h (prepare_copy_insn): New prototype.
8574 * gcse.c (prepare_copy_insn): New function, split out from
8575 process_insert_insn.
8576 (process_insert_insn): Use prepare_copy_insn.
8577 * store-motion.c (replace_store_insn): Use prepare_copy_insn
8578 instead of gen_move_insn.
8580 2019-01-24 Jakub Jelinek <jakub@redhat.com>
8583 * config/i386/i386.c (ix86_pic_register_p): Return true for
8586 PR tree-optimization/88964
8587 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Also
8588 punt if HONOR_SNANS (chrec).
8591 * tree-nested.c (convert_nonlocal_reference_stmt,
8592 convert_local_reference_stmt, convert_tramp_reference_stmt,
8593 convert_gimple_call) <case GIMPLE_OMP_TEAMS>: Treat
8594 gimple_omp_teams_host teams stmts like GIMPLE_OMP_PARALLEL
8597 PR tree-optimization/89027
8598 * tree-inline.c (add_clobbers_to_eh_landing_pad): Don't add clobbers
8599 for "omp simd array" variables.
8601 2019-01-24 Richard Earnshaw <rearnsha@arm.com>
8604 * profile-count.h (profile_count): On ARM systems using GCC 6/7/8
8605 force the alignment of m_val.
8607 2019-01-24 Richard Biener <rguenther@suse.de>
8610 * tree-streamer-out.c (write_ts_decl_common_tree_pointers):
8611 When in "legacy" debug mode make sure to reset self-origins.
8613 2019-01-24 Martin Liska <mliska@suse.cz>
8615 PR gcov-profile/88994
8616 * gcov-io.c (mangle_path): Do not allocate a bigger buffer,
8617 result will be always smaller or equal to the original.
8618 * gcov.c (mangle_name): Fix else branch where we should
8619 also copy to PTR and shift the pointer.
8621 2019-01-24 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
8623 * tree-ssa-dom.c (test_for_singularity): Fix a comment typo.
8624 * vr-values.c (find_case_label_ranges): Fix a comment typo.
8626 2019-01-23 Xuepeng Guo <xuepeng.guo@intel.com>
8628 * common/config/i386/i386-common.c
8629 (OPTION_MASK_ISA_ENQCMD_SET,
8630 OPTION_MASK_ISA_ENQCMD_UNSET): New macros.
8631 (ix86_handle_option): Handle -menqcmd.
8632 * config.gcc (enqcmdintrin.h): New header file.
8633 * config/i386/cpuid.h (bit_ENQCMD): New bit.
8634 * config/i386/driver-i386.c (host_detect_local_cpu): Handle
8636 * config/i386/i386-builtin-types.def ((INT, PVOID, PCVOID)): New
8638 * config/i386/i386-builtin.def (__builtin_ia32_enqcmd,
8639 __builtin_ia32_enqcmds): New builtins.
8640 * config/i386/i386-c.c (__ENQCMD__): New macro.
8641 * config/i386/i386-option.c (ix86_target_string): Add
8643 (ix86_valid_target_attribute_inner_p): Likewise.
8644 * config/i386/i386-expand.c
8645 (ix86_expand_builtin): Expand IX86_BUILTIN_ENQCMD and
8646 IX86_BUILTIN_ENQCMDS.
8647 * config/i386/i386.h (TARGET_ENQCMD): New.
8648 * config/i386/i386.md (UNSPECV_ENQCMD, UNSPECV_ENQCMDS): New.
8649 (@enqcmd<enqcmd_sfx>_<mode>): New insn pattern.
8650 (movdir64b_<mode>): Parameterize to enable share expansion code
8651 with ENQCMD in function ix86_expand_builtin.
8652 * config/i386/i386.opt: Add -menqcmd.
8653 * config/i386/immintrin.h: Include enqcmdintrin.h.
8654 * config/i386/enqcmdintrin.h: New intrinsic file.
8655 * doc/invoke.texi: Add -menqcmd.
8657 2019-01-23 Bin Cheng <bin.cheng@arm.com>
8658 Steve Ellcey <sellcey@marvell.com>
8661 * recog.c (address_operand): Return false on wrong mode for address.
8662 (constrain_operands): Check for mode with 'p' constraint.
8664 2019-01-23 Uroš Bizjak <ubizjak@gmail.com>
8667 * config/i386/sse.md (sse2_cvtpi2pd): Add SSE alternatives.
8668 Disparage MMX alternative.
8669 (sse2_cvtpd2pi): Ditto.
8670 (sse2_cvttpd2pi): Ditto.
8672 2019-01-23 David Malcolm <dmalcolm@redhat.com>
8675 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Fix
8676 use-after-free of the result of
8677 aarch64_get_extension_string_for_isa_flags.
8679 2019-01-23 Jakub Jelinek <jakub@redhat.com>
8682 * doc/extend.texi: Document break and continue behavior in
8683 statement expressions.
8685 2019-01-23 Richard Biener <rguenther@suse.de>
8687 PR tree-optimization/89008
8688 * tree-ssa-reassoc.c (eliminate_using_constants): For * 0 do
8689 not leave another stray operand.
8691 2019-01-23 Jakub Jelinek <jakub@redhat.com>
8693 * BASE-VER: Bump to 9.0.1.
8695 2019-01-23 Eric Botcazou <ebotcazou@adacore.com>
8697 * cgraphunit.c (cgraph_node::expand_thunk): When expanding a GIMPLE
8698 thunk that returns by reference, use the type of the return object
8699 of the thunk instead of that of the alias to build the dereference.
8701 2019-01-23 Vineet Gupta <vgupta@synopsys.com>
8703 * config/arc/atomic.md: Add operand to DMB instruction.
8705 2019-01-23 Jakub Jelinek <jakub@redhat.com>
8707 PR tree-optimization/88964
8708 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Use
8709 build_zero_cst instead of build_int_cst. Return false for loop
8710 invariants which honor signed zeros.
8712 2019-01-22 Segher Boessenkool <segher@kernel.crashing.org>
8714 * doc/invoke.texi (-fsplit-paths): This is enabled by default at -O3.
8716 2019-01-22 Jakub Jelinek <jakub@redhat.com>
8719 * config/rs6000/rs6000.c: Include tree-vrp.h and tree-ssanames.h.
8720 (rs6000_gimple_fold_builtin): If MEM_REF address doesn't satisfy
8721 is_gimple_mem_ref_addr predicate, force it into a SSA_NAME first.
8724 * gimplify.c (gimplify_omp_atomic): Handle bitfield atomics with
8725 non-integral DECL_BIT_FIELD_REPRESENTATIVEs.
8728 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v2df_scalar):
8729 Disable for little endian.
8731 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
8734 * config/arm/arm.c (arm_needs_double_word_align): Check
8735 DECL_BIT_FIELD_TYPE.
8737 2019-01-22 Hongtao Liu <hongtao.liu@intel.com>
8738 H.J. Lu <hongjiu.lu@intel.com>
8741 * config/i386/i386-builtin.def: Add mask2 to all builtin
8742 initializations. Merge ARGS2 and SPECIAL_ARGS2 into ARGS and
8744 * config/i386/i386.c (BDESC): Add mask2 to the definition.
8745 (BDESC_FIRST): Likewise.
8746 (define_builtin): Add an argument for mask2. Updated to handle
8747 both ix86_isa_flags and ix86_isa_flags2.
8748 (define_builtin_const): Likewise.
8749 (define_builtin_pure): Likewise.
8750 (define_builtin2): Deleted.
8751 (define_builtin_const2): Likewise.
8752 (builtin_description): Add a member, mask2.
8753 (bdesc_*): Add mask2 to builtin initializations.
8754 (ix86_init_mmx_sse_builtins): Update calls to def_builtin,
8755 def_builtin_const and def_builtin_pure. Remove SPECIAL_ARGS2
8757 (ix86_get_builtin_func_type): Remove SPECIAL_ARGS2 support.
8759 2019-01-22 H.J. Lu <hongjiu.lu@intel.com>
8762 * config/i386/i386.c (ix86_force_load_from_GOT_p): Also check
8765 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
8768 * config/arm/arm.c (arm_needs_doubleword_align): Return 2 if a record's
8769 alignment is dominated by a bitfield with 64-bit aligned base type.
8770 (arm_function_arg): Emit a warning if the alignment has changed since
8771 earlier GCC releases.
8772 (arm_function_arg_boundary): Likewise.
8773 (arm_setup_incoming_varargs): Likewise.
8775 2019-01-22 Richard Biener <rguenther@suse.de>
8777 PR tree-optimization/88862
8778 * graphite-scop-detection.c
8779 (scop_detection::graphite_can_represent_scev): Reject ADDR_EXPR.
8781 2019-01-22 Andrew Stubbs <ams@codesourcery.com>
8783 * doc/extend.tex (AMD GCN Function Attributes): New section.
8784 * doc/install.texi (amdgcn-unknown-amdhsa): New instructions.
8785 * doc/invoke.texi (AMD GCN Options): New section.
8786 * doc/md.texi (Constraints for Particular Machines): Add AMD GCN.
8788 2019-01-22 Eric Botcazou <ebotcazou@adacore.com>
8790 * config/sparc/sparc.c (parc_delegitimize_address): Recognize the GOT
8791 register and decoded HIGH/LO_SUM combinations for labels in PIC mode.
8793 2019-01-22 Jakub Jelinek <jakub@redhat.com>
8795 PR tree-optimization/88044
8796 * tree-ssa-loop-niter.c (number_of_iterations_cond): If condition
8797 is false in the first iteration, but !every_iteration, return false
8798 instead of true with niter->niter zero.
8800 PR rtl-optimization/88904
8801 * cfgcleanup.c (thread_jump): Verify cond2 doesn't mention
8802 any nonequal registers before processing BB_END (b).
8805 * optabs.c (add_equal_note): Add op0_mode argument, use it instead of
8807 (expand_binop_directly, expand_doubleword_clz,
8808 expand_doubleword_popcount, expand_ctz, expand_ffs,
8809 expand_unop_direct, maybe_emit_unop_insn): Adjust callers.
8811 PR rtl-optimization/49429
8813 PR rtl-optimization/86334
8815 * expr.c (emit_block_move_hints): Move marking of MEM_EXPRs
8816 addressable from here...
8817 (emit_block_op_via_libcall): ... to here.
8819 2019-01-22 Richard Biener <rguenther@suse.de>
8821 * tree-vect-loop.c (vect_analyze_loop_operations): Use
8822 auto_vec for cost vector to fix memleak.
8823 (vectorize_fold_left_reduction): Properly gather SLP defs.
8824 (vectorizable_comparison): Do not swap operands to properly
8827 2019-01-22 Alan Modra <amodra@gmail.com>
8830 * config/rs6000/predicates.md (unspec_tls): Ensure GOT reg
8831 stays a reg. Allow a const_int.
8832 * config/rs6000/rs6000-protos.h (rs6000_output_tlsargs): Declare.
8833 * config/rs6000/rs6000.h (IS_V4_FP_ARGS): Define.
8834 (IS_NOMARK_TLSGETADDR): Define.
8835 * config/rs6000/rs6000.c (edit_tls_call_insn): Delete.
8836 (rs6000_output_tlsargs): New function.
8837 (rs6000_legitimize_tls_address): Don't say a !TARGET_TLS_MARKERS
8838 __tls_get_addr call takes an arg.
8839 (rs6000_call_sysv): Generate sysv4 secure plt call pattern here..
8840 * config/rs6000/rs6000.md (call_nonlocal_sysv): ..rather than here,
8842 (call_value_nonlocal_sysv): ..or here, delete split.
8843 (tls_gdld_nomark): Delete.
8844 (call_value_indirect_nonlocal_sysv): Use unspec_tls as operand2
8845 predicate. Call rs6000_output_tlsargs. Adjust length to suit.
8846 (call_value_nonlocal_sysv): Likewise.
8847 (call_value_nonlocal_sysv_secure): Likewise.
8848 (call_value_nonlocal_aix): Likewise.
8849 (call_value_indirect_aix): Likewise.
8850 (call_value_indirect_elfv2): Likewise.
8851 (call_value_local32, call_value_local64): Disable for no-mark tls.
8852 (call_value_local_aix): Likewise.
8854 2019-01-21 Uroš Bizjak <ubizjak@gmail.com>
8857 * config/i386/i386.c (ix86_expand_builtin) [case IX86_BUILTIN_BEXTRI32,
8858 case IX86_BUILTIN_BEXTRI64]: Sanitize operands.
8860 2019-01-21 Michael Ploujnikov <michael.ploujnikov@oracle.com>
8862 * hash-map-tests.c (test_map_of_strings_to_int): Show how to use
8863 string contents as hash_map keys.
8865 2019-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
8868 * c-warn.c (check_alignment_of_packed_member): Add a boolean parameter
8869 for rvalue context. Handle rvalues correctly. Use min_align_of_type
8870 instead of TYPE_ALIGN.
8871 (check_address_or_pointer_of_packed_member): Handle rvalues coorrectly.
8872 Use min_align_of_type instead of TYPE_ALIGN_UNIT. Check for NULL
8873 pointer from TYPE_STUB_DECL.
8875 2019-01-21 Richard Biener <rguenther@suse.de>
8877 PR tree-optimization/88934
8878 * tree-vect-slp.c (vect_mask_constant_operand_p): Always look
8879 at the possibly non-constant operand.
8880 (vect_get_constant_vectors): Adjust.
8882 2019-01-21 H.J. Lu <hongjiu.lu@intel.com>
8885 * config/i386/adxintrin.h: Just check _IMMINTRIN_H_INCLUDED.
8886 * config/i386/clflushoptintrin.h: Check _IMMINTRIN_H_INCLUDED
8887 instead of _X86INTRIN_H_INCLUDED.
8888 * onfig/i386/clwbintrin.h: Likewise.
8889 * config/i386/pkuintrin.h: Likewise.
8890 * config/i386/prfchwintrin.h: Likewise.
8891 * config/i386/rdseedintrin.h: Likewise.
8892 * config/i386/wbnoinvdintrin.h: Likewise.
8893 * config/i386/xsavecintrin.h: Likewise.
8894 * config/i386/xsavesintrin.h: Likewise.
8895 * config/i386/fxsrintrin.h: Enable _IMMINTRIN_H_INCLUDED check.
8896 * config/i386/xsaveintrin.h: Likewise.
8897 * config/i386/xsaveoptintrin.h: Likewise.
8898 * config/i386/x86intrin.h: Move "#include" <rdseedintrin.h>,
8899 <prfchwintrin.h>, <fxsrintrin.h>, <xsaveintrin.h>,
8900 <xsaveoptintrin.h>, <adxintrin.h>, <clwbintrin.h>,
8901 <clflushoptintrin.h>, <xsavesintrin.h>, <xsavecintrin.h>,
8902 <wbnoinvdintrin.h> and <pkuintrin.h> to ...
8903 * config/i386/immintrin.h: Here.
8905 2019-01-20 Martin Jambor <mjambor@suse.cz>
8908 * ipa-prop.h (struct ipa_func_body_info): Replaced field aa_walked
8909 with aa_walk_budget.
8910 * cgraph.h (ipa_polymorphic_call_context::get_dynamic_type): Add
8911 aa_walk_budget_p parameter.
8912 * ipa-fnsummary.c (unmodified_parm_1): New parameter fbi. Limit AA
8913 walk. Updated all callers.
8914 (unmodified_parm): New parameter fbi, pass it to unmodified_parm_1.
8915 (eliminated_by_inlining_prob): New parameter fbi, pass it on to
8917 (will_be_nonconstant_expr_predicate): New parameter fbi, removed
8918 parameter info. Extract info from fbi. Pass fbi to recursive calls
8919 and to unmodified_parm.
8920 (phi_result_unknown_predicate): New parameter fbi, removed parameter
8921 info, updated call to will_be_nonconstant_expr_predicate.
8922 (param_change_prob): New parameter fbi, limit AA walking.
8923 (analyze_function_body): Initialize aa_walk_budget in fbi. Update
8924 calls to various above functions.
8925 * ipa-polymorphic-call.c (get_dynamic_type): Add aa_walk_budget_p
8926 parameter. Use it to limit AA walking.
8927 * ipa-prop.c (detect_type_change_from_memory_writes): New parameter
8929 (detect_type_change): New parameter fbi, pass it on to
8930 detect_type_change_from_memory_writes.
8931 (detect_type_change_ssa): Likewise.
8932 (aa_overwalked): Removed.
8933 (parm_preserved_before_stmt_p): Assume fbi is never NULL, stream line
8934 accordingly, adjust to the neew AA limiting scheme.
8935 (parm_ref_data_preserved_p): Likewise.
8936 (ipa_compute_jump_functions_for_edge): Adjust call to
8938 (ipa_analyze_call_uses): Likewise.
8939 (ipa_analyze_virtual_call_uses): Pass fbi to detect_type_change_ssa.
8940 (ipa_analyze_node): Initialize aa_walk_budget.
8941 (ipcp_transform_function): Likewise.
8942 * tree-ssa-sccvn.c (eliminate_dom_walker::eliminate_stmt): Update call
8943 to get_dynamic_type.
8945 2019-01-19 Jakub Jelinek <jakub@redhat.com>
8947 * config/aarch64/aarch64.c (aarch64_stack_protect_guard): Move
8948 outside of #if CHECKING_P code.
8950 2019-01-19 Richard Sandiford <richard.sandiford@arm.com>
8952 * gimple-loop-versioning.cc (loop_versioning::dump_inner_likelihood):
8953 New function, split out from...
8954 (loop_versioning::analyze_stride): ...here.
8955 (loop_versioning::find_per_loop_multiplication): Use gassign.
8956 (loop_versioning::analyze_term_using_scevs): Return a success code.
8957 (loop_versioning::analyze_arbitrary_term): New function.
8958 (loop_versioning::analyze_address_fragment): Use
8959 analyze_arbitrary_term if all else fails.
8961 2019-01-18 Segher Boessenkool <segher@kernel.crashing.org>
8964 * config/rs6000/rs6000.md (*movsi_from_df): Allow only register
8967 2019-01-18 Richard Biener <rguenther@suse.de>
8969 PR tree-optimization/88903
8970 * tree-vect-stmts.c (vectorizable_shift): Verify we see all
8971 scalar stmts a SLP shift amount is composed of when detecting
8974 2019-01-18 Richard Earnshaw <rearnsha@arm.com>
8977 * config/arm/arm-cpus.in (mp): New feature.
8979 (fgroup ARMv7ve): Add mp and sec features.
8980 (arch armv7-a): Add options to allow mp and sec extensions.
8981 (cpu generic-armv7-a): Add options to allow mp and sec extensions.
8982 (cpu cortex-a5, cpu cortex-7, cpu cortex-a9): Add mp and sec
8983 extenstions to the base architecture.
8984 (cpu cortex-a8): Add sec extension to the base architecture.
8985 (cpu marvell-pj4): Add mp and sec extensions to the base architecture.
8986 * config/arm/t-aprofile (MULTILIB_MATCHES): Map all armv7-a arch
8987 variants down to the base v7-a varaint.
8988 * config/arm/t-multilib (v7_a_arch_variants): New variable.
8989 * doc/invoke.texi (ARM Options): Add +mp and +sec to the list
8990 of permitted extensions for -march=armv7-a and for
8991 -mcpu=generic-armv7-a.
8993 2019-01-18 Martin Liska <mliska@suse.cz>
8995 * params.def: Fix comment.
8996 * tree-profile.c (gimple_init_gcov_profiler): Bump function
8998 (gimple_gen_ic_func_profiler): Likewise.
9000 2019-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9002 * config/aarch64/aarch64-opts.h (enum stack_protector_guard): New
9003 * config/aarch64/aarch64.c (aarch64_override_options_internal): Handle
9004 and put in error checks for stack protector guard options.
9005 (aarch64_stack_protect_guard): New.
9006 (TARGET_STACK_PROTECT_GUARD): Define.
9007 * config/aarch64/aarch64.md (UNSPEC_SSP_SYSREG): New.
9008 (reg_stack_protect_address<mode>): New.
9009 (stack_protect_set): Adjust for SSP_GLOBAL.
9010 (stack_protect_test): Likewise.
9011 * config/aarch64/aarch64.opt (-mstack-protector-guard-reg): New.
9012 (-mstack-protector-guard): Likewise.
9013 (-mstack-protector-guard-offset): Likewise.
9015 2019-01-18 Jakub Jelinek <jakub@redhat.com>
9017 PR tree-optimization/86214
9018 * tree-inline.h (struct copy_body_data): Add
9019 add_clobbers_to_eh_landing_pads member.
9020 * tree-inline.c (add_clobbers_to_eh_landing_pad): New function.
9021 (copy_edges_for_bb): Call it if EH edge destination is <
9022 id->add_clobbers_to_eh_landing_pads. Fix a comment typo.
9023 (expand_call_inline): Set id->add_clobbers_to_eh_landing_pads
9024 if flag_stack_reuse != SR_NONE and clear it afterwards.
9026 2019-01-18 Christophe Lyon <christophe.lyon@linaro.org>
9029 * doc/install.texi (with-multilib-list): Document for aarch64.
9031 2019-01-18 Jakub Jelinek <jakub@redhat.com>
9034 * config/arm/arm_neon.h: Fix #pragma GCC target syntax - replace
9035 (("..."))) with ("...").
9037 2019-01-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
9039 * doc/extend.texi (Built-in Functions for Memory Model Aware
9040 Atomic Operations): Document atomic fetch and nand.
9042 2019-01-18 Martin Liska <mliska@suse.cz>
9043 Richard Biener <rguenther@suse.de>
9046 * cgraph.h (create_version_clone_with_body): Add new argument
9048 * cgraphclones.c (cgraph_node::create_version_clone): Add
9049 DECL_ATTRIBUTES to a newly created decl. And call
9050 valid_attribute_p so that proper cl_target_optimization_node
9051 is set for the newly created declaration.
9052 * multiple_target.c (create_target_clone): Set DECL_ATTRIBUTES
9054 (expand_target_clones): Do not call valid_attribute_p, it must
9056 * tree-inline.c (copy_decl_for_dup_finish): Reset mode for
9059 2019-01-17 Jakub Jelinek <jakub@redhat.com>
9062 * config/aarch64/arm_neon.h: Fix #pragma GCC target syntax - replace
9063 (("..."))) with ("..."). Use arch=armv8.2-a+sha3 instead of
9064 arch=armv8.2-a+crypto for vsha512hq_u64 etc. intrinsics.
9066 2019-01-17 Martin Sebor <msebor@redhat.com>
9069 * gimple-ssa-warn-restrict.c (builtin_memref::extend_offset_range):
9070 Handle anti-ranges the same as no range at all.
9072 2018-01-17 Steve Ellcey <sellcey@cavium.com>
9074 * config/aarch64/aarch64.c (cgraph.h): New include.
9075 (intl.h): New include.
9076 (supported_simd_type): New function.
9077 (currently_supported_simd_type): Ditto.
9078 (aarch64_simd_clone_compute_vecsize_and_simdlen): Ditto.
9079 (aarch64_simd_clone_adjust): Ditto.
9080 (aarch64_simd_clone_usable): Ditto.
9081 (TARGET_SIMD_CLONE_COMPUTE_VECSIZE_AND_SIMDLEN): New macro.
9082 (TARGET_SIMD_CLONE_ADJUST): Ditto.
9083 (TARGET_SIMD_CLONE_USABLE): Ditto.
9084 * config/i386/i386.c (ix86_simd_clone_adjust): Add definition check.
9085 * omp-simd-clone.c (expand_simd_clones): Add targetm.simd_clone.adjust
9088 2019-01-17 Martin Sebor <msebor@redhat.com>
9090 PR tree-optimization/88800
9091 * gimple-fold.c (gimple_fold_builtin_memory_op): Avoid checking
9092 NO_WARNING bit here. Avoid folding out-of-bounds calls.
9093 * gimple-ssa-warn-restrict.c (maybe_diag_offset_bounds): Remove
9094 redundant argument. Add new argument and issue diagnostics under
9095 its control. Detect out-of-bounds access even with warnings
9097 (check_bounds_or_overlap): Change return type. Add argument.
9098 (wrestrict_dom_walker::check_call): Adjust.
9099 * gimple-ssa-warn-restrict.h (check_bounds_or_overlap): Add argument.
9100 * tree-ssa-strlen.c (handle_builtin_strcpy): Adjust to change in
9101 check_bounds_or_overlap's return value.
9102 (handle_builtin_stxncpy): Same.
9103 (handle_builtin_strcat): Same.
9105 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9106 Kwok Cheung Yeung <kcy@codesourcery.com>
9107 Julian Brown <julian@codesourcery.com>
9108 Tom de Vries <tom@codesourcery.com>
9110 * doc/sourcebuild.texi: Document dg-add-options sqrt_insn.
9112 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9114 * doc/sourcebuild.texi: Document dg-require-effective-target
9115 llvm_binutils and offload_gcn.
9117 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9118 Kwok Cheung Yeung <kcy@codesourcery.com>
9119 Julian Brown <julian@codesourcery.com>
9120 Tom de Vries <tom@codesourcery.com>
9122 * doc/sourcebuild.texi: Document dg-required-effective-target
9125 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9126 Kwok Cheung Yeung <kcy@codesourcery.com>
9127 Julian Brown <julian@codesourcery.com>
9128 Tom de Vries <tom@codesourcery.com>
9129 Jan Hubicka <hubicka@ucw.cz>
9130 Martin Jambor <mjambor@suse.cz>
9132 * config.gcc: Add amdgcn*-*-amdhsa configuration.
9133 * configure.ac: Check for dlopen.
9134 * configure: Regenerate.
9136 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9137 Kwok Cheung Yeung <kcy@codesourcery.com>
9138 Julian Brown <julian@codesourcery.com>
9139 Tom de Vries <tom@codesourcery.com>
9140 Jan Hubicka <hubicka@ucw.cz>
9141 Martin Jambor <mjambor@suse.cz>
9143 * common/config/gcn/gcn-common.c: New file.
9144 * config/gcn/driver-gcn.c: New file.
9145 * config/gcn/gcn-builtins.def: New file.
9146 * config/gcn/gcn-hsa.h: New file.
9147 * config/gcn/gcn-modes.def: New file.
9148 * config/gcn/gcn-opts.h: New file.
9149 * config/gcn/gcn-passes.def: New file.
9150 * config/gcn/gcn-protos.h: New file.
9151 * config/gcn/gcn-run.c: New file.
9152 * config/gcn/gcn-tree.c: New file.
9153 * config/gcn/gcn.c: New file.
9154 * config/gcn/gcn.h: New file.
9155 * config/gcn/gcn.opt: New file.
9156 * config/gcn/t-gcn-hsa: New file.
9158 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9159 Kwok Cheung Yeung <kcy@codesourcery.com>
9160 Julian Brown <julian@codesourcery.com>
9161 Tom de Vries <tom@codesourcery.com>
9162 Jan Hubicka <hubicka@ucw.cz>
9163 Martin Jambor <mjambor@suse.cz>
9165 * config/gcn/constraints.md: New file.
9166 * config/gcn/gcn-valu.md: New file.
9167 * config/gcn/gcn.md: New file.
9168 * config/gcn/predicates.md: New file.
9170 2019-01-17 Eric Botcazou <ebotcazou@adacore.com>
9172 * gimple-ssa-isolate-paths.c (stmt_uses_name_in_undefined_way): Replace
9173 flag_non_call_exceptions with cfun->can_throw_non_call_exceptions.
9174 (stmt_uses_0_or_null_in_undefined_way): Likewise.
9175 * tree-ssa-alias.c (same_addr_size_stores_p): Likewise.
9177 2019-01-17 Tamar Christina <tamar.christina@arm.com>
9180 * config/aarch64/aarch64.md (STACK_CLASH_SVE_CFA_REGNUM): New.
9181 * config/aarch64/aarch64.c (aarch64_allocate_and_probe_stack_space): Use
9182 it and document registers.
9184 2019-01-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9186 * config/aarch64/aarch64.c (ares_tunings): Define.
9187 * config/aarch64/aarch64-cores.def (ares): Use the above.
9189 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9193 2018-11-06 Wei Xiao <wei3.xiao@intel.com>
9195 * config/i386/avx512fintrin.h: Update VFIXUPIMM* intrinsics.
9196 (_mm512_fixupimm_round_pd): Update parameters and builtin.
9197 (_mm512_maskz_fixupimm_round_pd): Ditto.
9198 (_mm512_fixupimm_round_ps): Ditto.
9199 (_mm512_maskz_fixupimm_round_ps): Ditto.
9200 (_mm_fixupimm_round_sd): Ditto.
9201 (_mm_maskz_fixupimm_round_sd): Ditto.
9202 (_mm_fixupimm_round_ss): Ditto.
9203 (_mm_maskz_fixupimm_round_ss): Ditto.
9204 (_mm512_fixupimm_pd): Ditto.
9205 (_mm512_maskz_fixupimm_pd): Ditto.
9206 (_mm512_fixupimm_ps): Ditto.
9207 (_mm512_maskz_fixupimm_ps): Ditto.
9208 (_mm_fixupimm_sd): Ditto.
9209 (_mm_maskz_fixupimm_sd): Ditto.
9210 (_mm_fixupimm_ss): Ditto.
9211 (_mm_maskz_fixupimm_ss): Ditto.
9212 (_mm512_mask_fixupimm_round_pd): Update builtin.
9213 (_mm512_mask_fixupimm_round_ps): Ditto.
9214 (_mm_mask_fixupimm_round_sd): Ditto.
9215 (_mm_mask_fixupimm_round_ss): Ditto.
9216 (_mm512_mask_fixupimm_pd): Ditto.
9217 (_mm512_mask_fixupimm_ps): Ditto.
9218 (_mm_mask_fixupimm_sd): Ditto.
9219 (_mm_mask_fixupimm_ss): Ditto.
9220 * config/i386/avx512vlintrin.h:
9221 (_mm256_fixupimm_pd): Update parameters and builtin.
9222 (_mm256_maskz_fixupimm_pd): Ditto.
9223 (_mm256_fixupimm_ps): Ditto.
9224 (_mm256_maskz_fixupimm_ps): Ditto.
9225 (_mm_fixupimm_pd): Ditto.
9226 (_mm_maskz_fixupimm_pd): Ditto.
9227 (_mm_fixupimm_ps): Ditto.
9228 (_mm_maskz_fixupimm_ps): Ditto.
9229 (_mm256_mask_fixupimm_pd): Update builtin.
9230 (_mm256_mask_fixupimm_ps): Ditto.
9231 (_mm_mask_fixupimm_pd): Ditto.
9232 (_mm_mask_fixupimm_ps): Ditto.
9233 * config/i386/i386-builtin-types.def: Add new types and remove useless ones.
9234 * config/i386/i386-builtin.def: Update builtin definitions.
9235 * config/i386/i386.c: Handle new builtin types and remove useless ones.
9236 * config/i386/sse.md: Update VFIXUPIMM* patterns.
9237 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9238 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9239 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Update.
9240 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9241 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9242 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Update.
9243 * config/i386/subst.md:
9244 (round_saeonly_sd_mask_operand4): Add new subst_attr.
9245 (round_saeonly_sd_mask_op4): Ditto.
9246 (round_saeonly_expand_operand5): Ditto.
9247 (round_saeonly_expand): Update.
9249 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9253 2018-11-12 Wei Xiao <wei3.xiao@intel.com>
9255 * config/i386/sse.md: Combine VFIXUPIMM* patterns
9256 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9257 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9258 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Remove.
9259 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9260 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9261 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Remove.
9263 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9267 2018-12-15 Jakub Jelinek <jakub@redhat.com>
9270 * config/i386/sse.md (UNSPEC_SFIXUPIMM): New unspec enumerator.
9271 (avx512f_sfixupimm<mode><mask_name><round_saeonly_name>): Use it
9272 instead of UNSPEC_FIXUPIMM.
9274 2019-01-17 Richard Biener <rguenther@suse.de>
9277 * dwarf2out.c (want_pubnames): Never generate pubnames sections
9278 and friends for the LTO part of debug info.
9280 2019-01-17 Jakub Jelinek <jakub@redhat.com>
9282 PR tree-optimization/86214
9283 * cfgexpand.c (add_stack_var_conflict): Don't add any conflicts
9286 PR rtl-optimization/88870
9287 * dce.c (deletable_insn_p): Never delete const/pure calls that can
9288 throw if we can't alter the cfg or delete dead exceptions.
9289 (mark_insn): Don't call find_call_stack_args for such calls.
9291 2019-01-17 Kewen Lin <linkw@gcc.gnu.org>
9293 * doc/extend.texi: Add four new prototypes for vec_ld and seven new
9294 prototypes for vec_st.
9295 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add entries
9296 for scalar address type variants of altivec_vec_ld/altivec_vec_st,
9297 mainly on signed/unsigned long long and double.
9299 2019-01-16 David Malcolm <dmalcolm@redhat.com>
9302 * combine.c (delete_noop_moves): Convert to "bool" return,
9303 returning true if any edges are eliminated.
9304 (combine_instructions): Also return true if delete_noop_moves
9307 2019-01-16 Tamar Christina <tamar.christina@arm.com>
9309 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Use
9310 correct max nunits for endian swap.
9311 (aarch64_expand_fcmla_builtin): Correct subreg code.
9312 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
9313 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>): Correct
9316 2019-01-16 Uroš Bizjak <ubizjak@gmail.com>
9318 * config/alpha/alpha.c (alpha_gimplify_va_arg):
9319 Handle split indirect COMPLEX_TYPE arguments.
9321 2019-01-16 Richard Earnshaw <rearnsha@arm.com>
9324 * config/aarch64/aarch64-modes.def: Add comment about how the carry
9325 bit is set by add and compare.
9326 (CC_ADC): New CC_MODE.
9327 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Use variables
9328 to cache the code and mode of X. Adjust the shape of a CC_Cmode
9329 comparison. Add detection for CC_ADCmode.
9330 (aarch64_get_condition_code_1): Update code support for CC_Cmode. Add
9332 * config/aarch64/aarch64.md (uaddv<mode>4): Use LTU with CCmode.
9333 (uaddvti4): Comparison result is in CC_ADCmode and the condition is GEU.
9334 (add<mode>3_compareC_cconly_imm): Delete. Merge into...
9335 (add<mode>3_compareC_cconly): ... this. Restructure the comparison
9336 to eliminate the need for zero-extending the operands.
9337 (add<mode>3_compareC_imm): Delete. Merge into ...
9338 (add<mode>3_compareC): ... this. Restructure the comparison to
9339 eliminate the need for zero-extending the operands.
9340 (add<mode>3_carryin): Use LTU for the overflow detection.
9341 (add<mode>3_carryinC): Use CC_ADCmode for the result of the carry out.
9342 Reexpress comparison for overflow.
9343 (add<mode>3_carryinC_zero): Update for change to add<mode>3_carryinC.
9344 (add<mode>3_carryinC): Likewise.
9345 (add<mode>3_carryinV): Use LTU for carry between partials.
9346 * config/aarch64/predicates.md (aarch64_carry_operation): Update
9347 handling of CC_Cmode and add CC_ADCmode.
9348 (aarch64_borrow_operation): Likewise.
9350 2019-01-16 Tamar Christina <tamar.christina@arm.com>
9352 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): Remove patternmode.
9353 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): Likewise.
9354 * config/arm/neon.md (neon_vcmla_lane<rot><mode>, neon_vcmla_laneq<rot><mode>,
9355 neon_vcmlaq_lane<rot><mode>): Remove endianness conversion.
9357 2019-01-16 Martin Liska <mliska@suse.cz>
9359 * Makefile.in: Set TOOL_INCLUDE_DIR and NATIVE_SYSTEM_HEADER_DIR
9361 * config/gnu-user.h (TARGET_F951_OPTIONS): Add 'finclude%s/' as
9363 * gcc.c (add_sysrooted_hdrs_prefix): New function.
9364 (path_prefix_reset): Move up in the source file.
9365 (find_fortran_preinclude_file): Make complex search for the
9366 fortran header files.
9368 2019-01-15 Nikhil Benesch <nikhil.benesch@gmail.com>
9370 * godump.c (go_output_typedef): When outputting a typedef, refer
9371 to the underlying type by its name and not its structure.
9373 2019-01-15 David Malcolm <dmalcolm@redhat.com>
9376 * tree.c (build_function_type): Assert that arg_types is not
9379 2019-01-15 Richard Sandiford <richard.sandiford@arm.com>
9382 * doc/extend.texi: Document that listing the stack pointer in the
9383 clobber list of an asm is a deprecated feature.
9384 * common.opt (Wdeprecated): Moved from c-family/c.opt.
9385 * cfgexpand.c (asm_clobber_reg_is_valid): Issue a -Wdeprecated
9386 warning instead of an error for clobbers of the stack pointer.
9387 Add a note explaining why.
9389 2019-01-15 Richard Biener <rguenther@suse.de>
9392 * dwarf2out.c (gen_member_die): Do not generate inheritance
9395 2019-01-15 Richard Biener <rguenther@suse.de>
9397 PR tree-optimization/88855
9398 * tree-if-conv.c (combine_blocks): Collect
9399 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from propagated out virtuals.
9401 2019-01-15 Tom de Vries <tdevries@suse.de>
9404 * config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Handle
9405 lhs == NULL_TREE for gang-level reduction.
9407 2019-01-15 Richard Biener <rguenther@suse.de>
9408 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9411 * ipa-pure-const.c (malloc_candidate_p_1): Add parameter visited and
9412 return true if SSA_NAME is already marked in visited bitmap.
9413 (malloc_candidate_p): Pass visited to malloc_candidate_p_1.
9415 2019-01-15 Jakub Jelinek <jakub@redhat.com>
9417 PR tree-optimization/88775
9418 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)): Optimize
9419 equal == 0 equality pointer comparisons some more if compared in
9420 integral types and either one points to an automatic var and the
9421 other to a global, or we can prove at least one points to the middle
9422 or both point to start or both point to end.
9424 2019-01-14 Andi Kleen <ak@linux.intel.com>
9426 * Makefile.in: Lower autofdo sampling rate by 10x.
9427 * Makefile.tpl: Dito.
9429 2019-01-14 Tom Honermann <tom@honermann.net>
9431 * defaults.h: Define CHAR8_TYPE.
9433 2019-01-14 Martin Sebor <msebor@redhat.com>
9436 * doc/extend.texi (Darwin Format Checks): Clarify.
9438 2019-01-14 Richard Biener <rguenther@suse.de>
9440 * genmatch.c (dt_simplify::gen_1): Change dumping dependent on
9441 whether we are in (simplify ...) or (match ...) context.
9443 2019-01-14 Jakub Jelinek <jakub@redhat.com>
9445 PR rtl-optimization/88796
9446 * emit-rtl.h (struct rtl_data): Add stack_protect_guard_decl field.
9447 * cfgexpand.c (stack_protect_prologue): Initialize
9448 crtl->stack_protect_guard_decl.
9449 * function.c (stack_protect_epilogue): Use it instead of calling
9450 targetm.stack_protect_guard again.
9451 * dse.c (check_mem_read_rtx): Ignore MEM_VOLATILE_P reads from
9452 MEMs with MEM_EXPR equal to crtl->stack_protect_guard or
9453 crtl->stack_protect_guard_decl.
9454 * config/i386/i386.c (ix86_stack_protect_guard): Set TREE_THIS_VOLATILE
9455 on the returned MEM_EXPR.
9457 2019-01-12 Tom de Vries <tdevries@suse.de>
9459 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Alow setting
9460 vector length using -fopenacc-dim.
9462 2019-01-12 Tom de Vries <tdevries@suse.de>
9464 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Take larger vector
9465 lengths into account.
9467 2019-01-12 Svante Signell <svante.signell@gmail.com>
9469 * config/i386/gnu.h (TARGET_THREAD_SSP_OFFSET): Define.
9470 (TARGET_CAN_SPLIT_STACK): Define.
9471 (TARGET_THREAD_SPLIT_STACK_OFFSET): Define.
9473 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9475 * params.def (inline-unit-growth): Set to 40.
9477 2019-01-12 Jakub Jelinek <jakub@redhat.com>
9479 * tree-ssa-loop-ivopts.c (find_inv_vars): Fix a comment typo.
9481 2019-01-12 Tom de Vries <tdevries@suse.de>
9483 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): In offloading
9484 region calling vector-partitionable routine, set default_vector_length
9487 2019-01-12 Tom de Vries <tdevries@suse.de>
9489 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add an use new
9490 variable default_vector_length.
9492 2019-01-12 Tom de Vries <tdevries@suse.de>
9495 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Apply defaults
9496 from oacc_default_dims, as oacc_validate_dims would do it, and apply
9499 2019-01-12 Tom de Vries <tdevries@suse.de>
9501 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1)
9502 (nvptx_goacc_validate_dims): Add used parameter.
9503 * doc/tm.texi: Regenerate.
9504 * omp-offload.c (oacc_parse_default_dims, oacc_validate_dims): Add
9505 argument to call to targetm.goacc.validate_dims.
9506 (default_goacc_validate_dims): Add used
9508 * target.def (validate_dims): Add used parameter in DEFHOOK.
9509 * targhooks.h (default_goacc_validate_dims): Add used parameter.
9511 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9515 * tree-inline.h (struct copy_body_data): Add adjust_array_error_bounds
9517 * tree-inline.c (remap_type_1): Formatting fix. If TYPE_MAX_VALUE of
9518 ARRAY_TYPE's TYPE_DOMAIN is newly error_mark_node, replace it with
9519 a dummy "omp dummy var" variable if id->adjust_array_error_bounds.
9520 * omp-low.c (new_omp_context): Set cb.adjust_array_error_bounds.
9522 2019-01-11 Vladimir Makarov <vmakarov@redhat.com>
9524 PR rtl-optimization/87305
9526 (setup_live_pseudos_and_spill_after_risky_transforms): Add code
9527 for little endian pseudos used as paradoxical subreg.
9529 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9531 PR tree-optimization/88693
9532 * tree-ssa-strlen.c (get_min_string_length): Don't set *full_string_p
9533 for STRING_CSTs that don't contain any NUL characters in the first
9534 TREE_STRING_LENGTH bytes.
9536 2019-01-11 Alan Modra <amodra@gmail.com>
9540 * genattrtab.c (min_fn): Don't translate values.
9541 (min_attr_value): Return INT_MAX when the value can't be calculated.
9542 Return minimum among any values that can be calculated.
9543 (max_attr_value): Adjust.
9545 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9547 * Makefile.in (PLUGIN_HEADERS): Add $(INSN_ATTR_H).
9549 2019-01-11 Steve Ellcey <sellcey@marvell.com>
9551 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
9552 (aarch64_hard_regno_call_part_clobbered): Add insn argument.
9553 (aarch64_return_call_with_max_clobbers): New function.
9554 (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New macro.
9555 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Add insn
9557 * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): Ditto.
9558 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Ditto.
9559 * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered): Ditto.
9560 * config/s390/s390.c (s390_hard_regno_call_part_clobbered): Ditto.
9561 * cselib.c (cselib_process_insn): Add argument to
9562 targetm.hard_regno_call_part_clobbered call.
9563 * ira-conflicts.c (ira_build_conflicts): Ditto.
9564 * ira-costs.c (ira_tune_allocno_costs): Ditto.
9565 * lra-constraints.c (inherit_reload_reg): Ditto.
9566 * lra-int.h (struct lra_reg): Add call_insn field, remove call_p field.
9567 * lra-lives.c (check_pseudos_live_through_calls): Add call_insn
9568 argument. Call targetm.return_call_with_max_clobbers.
9569 Add argument to targetm.hard_regno_call_part_clobbered call.
9570 (calls_have_same_clobbers_p): New function.
9571 (process_bb_lives): Add call_insn and last_call_insn variables.
9572 Pass call_insn to check_pseudos_live_through_calls.
9573 Modify if stmt to check targetm.return_call_with_max_clobbers.
9574 Update setting of flush variable.
9575 (lra_create_live_ranges_1): Set call_insn to NULL instead of call_p
9577 * lra.c (initialize_lra_reg_info_element): Set call_insn to NULL.
9578 * regcprop.c (copyprop_hardreg_forward_1): Add argument to
9579 targetm.hard_regno_call_part_clobbered call.
9580 * reginfo.c (choose_hard_reg_mode): Ditto.
9581 * regrename.c (check_new_reg_p): Ditto.
9582 * reload.c (find_equiv_reg): Ditto.
9583 * reload1.c (emit_reload_insns): Ditto.
9584 * sched-deps.c (deps_analyze_insn): Ditto.
9585 * sel-sched.c (init_regs_for_mode): Ditto.
9586 (mark_unavailable_hard_regs): Ditto.
9587 * targhooks.c (default_dwarf_frame_reg_mode): Ditto.
9588 * target.def (hard_regno_call_part_clobbered): Add insn argument.
9589 (return_call_with_max_clobbers): New target function.
9590 * doc/tm.texi: Regenerate.
9591 * doc/tm.texi.in (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New hook.
9592 * hooks.c (hook_bool_uint_mode_false): Change to
9593 hook_bool_insn_uint_mode_false.
9594 * hooks.h (hook_bool_uint_mode_false): Ditto.
9596 2019-01-11 Steve Ellcey <sellcey@marvell.com>
9598 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
9599 (aarch64_remove_extra_call_preserved_regs): New function.
9600 (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New macro.
9601 * doc/tm.texi.in (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New hook.
9602 * doc/tm.texi: Regenerate.
9603 * final.c (get_call_reg_set_usage): Call new hook.
9604 * target.def (remove_extra_call_preserved_regs): New hook.
9605 * targhooks.c (default_remove_extra_call_preserved_regs): New function.
9606 * targhooks.h (default_remove_extra_call_preserved_regs): New function.
9608 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9611 * passes.c (finish_optimization_passes): Call print_combine_total_stats
9612 inside of pass_combine_1 dump rather than pass_profile_1.
9614 2019-01-11 Tom de Vries <tdevries@suse.de>
9616 * config/nvptx/nvptx.c (PTX_CTA_NUM_BARRIERS, PTX_PER_CTA_BARRIER)
9617 (PTX_NUM_PER_CTA_BARRIER, PTX_FIRST_PER_WORKER_BARRIER)
9618 (PTX_NUM_PER_WORKER_BARRIERS): Define.
9619 (nvptx_apply_dim_limits): Prevent vector_length 64 and
9622 2019-01-11 Tom de Vries <tdevries@suse.de>
9624 * config/nvptx/nvptx.c (PTX_CTA_SIZE): Move up.
9626 2019-01-11 Jan Beulich <jbeulich@suse.com>
9628 * config/i386/i386.md (rex64suffix): Add L suffix for SI.
9629 * config/i386/sse.md (cvtusi2<ssescalarmodesuffix>32<round_name>,
9630 sse2_cvtsi2sd): Add {l}.
9631 (sse2_cvtsi2sdq<round_name>): Make q conditional upon AT&T
9634 2019-01-10 Jakub Jelinek <jakub@redhat.com>
9637 * config/i386/sse.md (float<floatunssuffix>v2div2sf2): Turn into
9639 (*float<floatunssuffix>v2div2sf2): New define_insn.
9640 (float<floatunssuffix>v2div2sf2_mask): Turn into define_expand.
9641 (*float<floatunssuffix>v2div2sf2_mask): New define_insn.
9642 (*float<floatunssuffix>v2div2sf2_mask_1): Replace
9643 subrtxes (const_vector:V2SF [(const_int 0) (const_int 0)]) with
9644 match_operands with "const0_operand" "C".
9646 2019-01-10 Tamar Christina <tamar.christina@arm.com>
9648 * config/aarch64/aarch64-builtins.c
9649 (aarch64_init_builtins): Move aarch64_init_fcmla_laneq_builtins...
9650 (aarch64_init_simd_builtins): ...Here
9652 2019-01-10 Vladimir Makarov <vmakarov@redhat.com>
9654 PR rtl-optimization/87305
9656 (setup_live_pseudos_and_spill_after_risky_transforms): Check
9657 allocation for big endian pseudos used as paradoxical subregs and
9658 spill them if it is wrong.
9659 * lra-constraints.c (lra_constraints): Add a comment.
9661 2019-01-10 Richard Biener <rguenther@suse.de>
9663 PR tree-optimization/88792
9664 * tree-ssa-pre.c (get_representative_for): Do not return a
9667 2019-01-10 Jakub Jelinek <jakub@redhat.com>
9671 * function.c (assign_stack_local_1): Revert the 2018-11-21 changes.
9672 (assign_parm_setup_block): Do the argument slot realignment here
9675 2019-01-10 Stefan Agner <stefan@agner.ch>
9678 * config/arm/arm.c (arm_option_override_internal): Force
9679 opts->x_inline_asm_unified to true only if TARGET_THUMB2_P.
9681 2019-01-10 Jakub Jelinek <jakub@redhat.com>
9684 * attribs.c (handle_dll_attribute): Clear TREE_STATIC after setting
9687 2019-01-10 Tamar Christina <tamar.christina@arm.com>
9689 * config/arm/arm-builtins.c
9690 (enum arm_type_qualifiers): Add qualifier_lane_pair_index.
9691 (MAC_LANE_PAIR_QUALIFIERS): New.
9692 (arm_expand_builtin_args): Use it.
9693 (arm_expand_builtin_1): Likewise.
9694 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): New.
9695 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): New.
9696 * config/arm/arm-c.c (arm_cpu_builtins): Add __ARM_FEATURE_COMPLEX.
9697 * config/arm/arm_neon.h:
9698 (vcadd_rot90_f16): New.
9699 (vcaddq_rot90_f16): New.
9700 (vcadd_rot270_f16): New.
9701 (vcaddq_rot270_f16): New.
9704 (vcmla_lane_f16): New.
9705 (vcmla_laneq_f16): New.
9706 (vcmlaq_lane_f16): New.
9707 (vcmlaq_laneq_f16): New.
9708 (vcmla_rot90_f16): New.
9709 (vcmlaq_rot90_f16): New.
9710 (vcmla_rot90_lane_f16): New.
9711 (vcmla_rot90_laneq_f16): New.
9712 (vcmlaq_rot90_lane_f16): New.
9713 (vcmlaq_rot90_laneq_f16): New.
9714 (vcmla_rot180_f16): New.
9715 (vcmlaq_rot180_f16): New.
9716 (vcmla_rot180_lane_f16): New.
9717 (vcmla_rot180_laneq_f16): New.
9718 (vcmlaq_rot180_lane_f16): New.
9719 (vcmlaq_rot180_laneq_f16): New.
9720 (vcmla_rot270_f16): New.
9721 (vcmlaq_rot270_f16): New.
9722 (vcmla_rot270_lane_f16): New.
9723 (vcmla_rot270_laneq_f16): New.
9724 (vcmlaq_rot270_lane_f16): New.
9725 (vcmlaq_rot270_laneq_f16): New.
9726 (vcadd_rot90_f32): New.
9727 (vcaddq_rot90_f32): New.
9728 (vcadd_rot270_f32): New.
9729 (vcaddq_rot270_f32): New.
9732 (vcmla_lane_f32): New.
9733 (vcmla_laneq_f32): New.
9734 (vcmlaq_lane_f32): New.
9735 (vcmlaq_laneq_f32): New.
9736 (vcmla_rot90_f32): New.
9737 (vcmlaq_rot90_f32): New.
9738 (vcmla_rot90_lane_f32): New.
9739 (vcmla_rot90_laneq_f32): New.
9740 (vcmlaq_rot90_lane_f32): New.
9741 (vcmlaq_rot90_laneq_f32): New.
9742 (vcmla_rot180_f32): New.
9743 (vcmlaq_rot180_f32): New.
9744 (vcmla_rot180_lane_f32): New.
9745 (vcmla_rot180_laneq_f32): New.
9746 (vcmlaq_rot180_lane_f32): New.
9747 (vcmlaq_rot180_laneq_f32): New.
9748 (vcmla_rot270_f32): New.
9749 (vcmlaq_rot270_f32): New.
9750 (vcmla_rot270_lane_f32): New.
9751 (vcmla_rot270_laneq_f32): New.
9752 (vcmlaq_rot270_lane_f32): New.
9753 (vcmlaq_rot270_laneq_f32): New.
9754 * config/arm/arm_neon_builtins.def (vcadd90, vcadd270, vcmla0, vcmla90,
9755 vcmla180, vcmla270, vcmla_lane0, vcmla_lane90, vcmla_lane180,
9756 vcmla_lane270, vcmla_laneq0, vcmla_laneq90, vcmla_laneq180,
9757 vcmla_laneq270, vcmlaq_lane0, vcmlaq_lane90, vcmlaq_lane180,
9758 vcmlaq_lane270): New.
9759 * config/arm/neon.md (neon_vcmla_lane<rot><mode>,
9760 neon_vcmla_laneq<rot><mode>, neon_vcmlaq_lane<rot><mode>): New.
9761 * config/arm/arm.c (arm_arch8_3, arm_arch8_4): New.
9762 * config/arm/arm.h (TARGET_COMPLEX, arm_arch8_3, arm_arch8_4): New.
9763 (arm_option_reconfigure_globals): Use them.
9764 * config/arm/iterators.md (VDF, VQ_HSF): New.
9765 (VCADD, VCMLA): New.
9766 (VF_constraint, rot, rotsplit1, rotsplit2): Add V4HF and V8HF.
9767 * config/arm/neon.md (neon_vcadd<rot><mode>, neon_vcmla<rot><mode>):
9769 * config/arm/unspecs.md (UNSPEC_VCADD90, UNSPEC_VCADD270,
9770 UNSPEC_VCMLA, UNSPEC_VCMLA90, UNSPEC_VCMLA180, UNSPEC_VCMLA270): New.
9772 2019-01-10 Tamar Christina <tamar.christina@arm.com>
9774 * config/aarch64/aarch64-builtins.c (enum aarch64_type_qualifiers):
9775 Add qualifier_lane_pair_index.
9776 (emit-rtl.h): Include.
9777 (TYPES_QUADOP_LANE_PAIR): New.
9778 (aarch64_simd_expand_args): Use it.
9779 (aarch64_simd_expand_builtin): Likewise.
9780 (AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_laneq_builtin_datum):
9782 (FCMLA_LANEQ_BUILTIN, AARCH64_SIMD_FCMLA_LANEQ_BUILTIN_BASE,
9783 AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_lane_builtin_data,
9784 aarch64_init_fcmla_laneq_builtins, aarch64_expand_fcmla_builtin): New.
9785 (aarch64_init_builtins): Add aarch64_init_fcmla_laneq_builtins.
9786 (aarch64_expand_buildin): Add AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V2SF,
9787 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V2SF,
9788 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V2SF,
9789 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ2700_V2SF,
9790 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V4HF,
9791 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V4HF,
9792 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V4HF,
9793 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ270_V4HF.
9794 * config/aarch64/iterators.md (FCMLA_maybe_lane): New.
9795 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
9796 Add __ARM_FEATURE_COMPLEX.
9797 * config/aarch64/aarch64-simd-builtins.def (fcadd90, fcadd270, fcmla0,
9798 fcmla90, fcmla180, fcmla270, fcmla_lane0, fcmla_lane90, fcmla_lane180,
9799 fcmla_lane270, fcmla_laneq0, fcmla_laneq90, fcmla_laneq180,
9800 fcmla_laneq270, fcmlaq_lane0, fcmlaq_lane90, fcmlaq_lane180,
9801 fcmlaq_lane270): New.
9802 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
9803 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>,
9804 aarch64_fcadd<rot><mode>, aarch64_fcmla<rot><mode>): New.
9805 * config/aarch64/arm_neon.h:
9806 (vcadd_rot90_f16): New.
9807 (vcaddq_rot90_f16): New.
9808 (vcadd_rot270_f16): New.
9809 (vcaddq_rot270_f16): New.
9812 (vcmla_lane_f16): New.
9813 (vcmla_laneq_f16): New.
9814 (vcmlaq_lane_f16): New.
9815 (vcmlaq_rot90_lane_f16): New.
9816 (vcmla_rot90_laneq_f16): New.
9817 (vcmla_rot90_lane_f16): New.
9818 (vcmlaq_rot90_f16): New.
9819 (vcmla_rot90_f16): New.
9820 (vcmlaq_laneq_f16): New.
9821 (vcmla_rot180_laneq_f16): New.
9822 (vcmla_rot180_lane_f16): New.
9823 (vcmlaq_rot180_f16): New.
9824 (vcmla_rot180_f16): New.
9825 (vcmlaq_rot90_laneq_f16): New.
9826 (vcmlaq_rot270_laneq_f16): New.
9827 (vcmlaq_rot270_lane_f16): New.
9828 (vcmla_rot270_laneq_f16): New.
9829 (vcmlaq_rot270_f16): New.
9830 (vcmla_rot270_f16): New.
9831 (vcmlaq_rot180_laneq_f16): New.
9832 (vcmlaq_rot180_lane_f16): New.
9833 (vcmla_rot270_lane_f16): New.
9834 (vcadd_rot90_f32): New.
9835 (vcaddq_rot90_f32): New.
9836 (vcaddq_rot90_f64): New.
9837 (vcadd_rot270_f32): New.
9838 (vcaddq_rot270_f32): New.
9839 (vcaddq_rot270_f64): New.
9843 (vcmla_lane_f32): New.
9844 (vcmla_laneq_f32): New.
9845 (vcmlaq_lane_f32): New.
9846 (vcmlaq_laneq_f32): New.
9847 (vcmla_rot90_f32): New.
9848 (vcmlaq_rot90_f32): New.
9849 (vcmlaq_rot90_f64): New.
9850 (vcmla_rot90_lane_f32): New.
9851 (vcmla_rot90_laneq_f32): New.
9852 (vcmlaq_rot90_lane_f32): New.
9853 (vcmlaq_rot90_laneq_f32): New.
9854 (vcmla_rot180_f32): New.
9855 (vcmlaq_rot180_f32): New.
9856 (vcmlaq_rot180_f64): New.
9857 (vcmla_rot180_lane_f32): New.
9858 (vcmla_rot180_laneq_f32): New.
9859 (vcmlaq_rot180_lane_f32): New.
9860 (vcmlaq_rot180_laneq_f32): New.
9861 (vcmla_rot270_f32): New.
9862 (vcmlaq_rot270_f32): New.
9863 (vcmlaq_rot270_f64): New.
9864 (vcmla_rot270_lane_f32): New.
9865 (vcmla_rot270_laneq_f32): New.
9866 (vcmlaq_rot270_lane_f32): New.
9867 (vcmlaq_rot270_laneq_f32): New.
9868 * config/aarch64/aarch64.h (TARGET_COMPLEX): New.
9869 * config/aarch64/iterators.md (UNSPEC_FCADD90, UNSPEC_FCADD270,
9870 UNSPEC_FCMLA, UNSPEC_FCMLA90, UNSPEC_FCMLA180, UNSPEC_FCMLA270): New.
9871 (FCADD, FCMLA): New.
9873 * config/arm/types.md (neon_fcadd, neon_fcmla): New.
9875 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
9879 * config/pa/pa.c: Change "can not" to "cannot".
9880 * gimple-ssa-evrp-analyze.c: Likewise.
9881 * ipa-icf.c: Likewise.
9882 * ipa-polymorphic-call.c: Likewise.
9883 * ipa-pure-const.c: Likewise.
9884 * lra-constraints.c: Likewise.
9885 * lra-remat.c: Likewise.
9886 * reload1.c: Likewise.
9887 * reorg.c: Likewise.
9888 * tree-ssa-uninit.c: Likewise.
9890 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
9894 * Makefile.in: Mechanically replace "can not" with "cannot".
9895 * alias.c: Likewise.
9896 * builtins.c: Likewise.
9897 * calls.c: Likewise.
9898 * cgraph.c: Likewise.
9899 * cgraph.h: Likewise.
9900 * cgraphclones.c: Likewise.
9901 * cgraphunit.c: Likewise.
9902 * combine-stack-adj.c: Likewise.
9903 * combine.c: Likewise.
9904 * common/config/i386/i386-common.c: Likewise.
9905 * config/aarch64/aarch64.c: Likewise.
9906 * config/alpha/sync.md: Likewise.
9907 * config/arc/arc.c: Likewise.
9908 * config/arc/predicates.md: Likewise.
9909 * config/arm/arm-c.c: Likewise.
9910 * config/arm/arm.c: Likewise.
9911 * config/arm/arm.h: Likewise.
9912 * config/arm/arm.md: Likewise.
9913 * config/arm/cortex-r4f.md: Likewise.
9914 * config/csky/csky.c: Likewise.
9915 * config/csky/csky.h: Likewise.
9916 * config/darwin-f.c: Likewise.
9917 * config/epiphany/epiphany.md: Likewise.
9918 * config/i386/i386.c: Likewise.
9919 * config/i386/sol2.h: Likewise.
9920 * config/m68k/m68k.c: Likewise.
9921 * config/mcore/mcore.h: Likewise.
9922 * config/microblaze/microblaze.md: Likewise.
9923 * config/mips/20kc.md: Likewise.
9924 * config/mips/sb1.md: Likewise.
9925 * config/nds32/nds32.c: Likewise.
9926 * config/nds32/predicates.md: Likewise.
9927 * config/pa/pa.c: Likewise.
9928 * config/rs6000/e300c2c3.md: Likewise.
9929 * config/rs6000/rs6000.c: Likewise.
9930 * config/s390/s390.h: Likewise.
9931 * config/sh/sh.c: Likewise.
9932 * config/sh/sh.md: Likewise.
9933 * config/spu/vmx2spu.h: Likewise.
9934 * cprop.c: Likewise.
9935 * dbxout.c: Likewise.
9936 * df-scan.c: Likewise.
9937 * doc/cfg.texi: Likewise.
9938 * doc/extend.texi: Likewise.
9939 * doc/fragments.texi: Likewise.
9940 * doc/gty.texi: Likewise.
9941 * doc/invoke.texi: Likewise.
9942 * doc/lto.texi: Likewise.
9943 * doc/md.texi: Likewise.
9944 * doc/objc.texi: Likewise.
9945 * doc/rtl.texi: Likewise.
9946 * doc/tm.texi: Likewise.
9948 * emit-rtl.c: Likewise.
9949 * emit-rtl.h: Likewise.
9950 * except.c: Likewise.
9951 * expmed.c: Likewise.
9953 * fold-const.c: Likewise.
9954 * genautomata.c: Likewise.
9955 * gimple-fold.c: Likewise.
9956 * hard-reg-set.h: Likewise.
9957 * ifcvt.c: Likewise.
9958 * ipa-comdats.c: Likewise.
9959 * ipa-cp.c: Likewise.
9960 * ipa-devirt.c: Likewise.
9961 * ipa-fnsummary.c: Likewise.
9962 * ipa-icf.c: Likewise.
9963 * ipa-inline-transform.c: Likewise.
9964 * ipa-inline.c: Likewise.
9965 * ipa-polymorphic-call.c: Likewise.
9966 * ipa-profile.c: Likewise.
9967 * ipa-prop.c: Likewise.
9968 * ipa-pure-const.c: Likewise.
9969 * ipa-reference.c: Likewise.
9970 * ipa-split.c: Likewise.
9971 * ipa-visibility.c: Likewise.
9973 * ira-build.c: Likewise.
9974 * ira-color.c: Likewise.
9975 * ira-conflicts.c: Likewise.
9976 * ira-costs.c: Likewise.
9977 * ira-int.h: Likewise.
9978 * ira-lives.c: Likewise.
9981 * loop-invariant.c: Likewise.
9982 * loop-unroll.c: Likewise.
9983 * lower-subreg.c: Likewise.
9984 * lra-assigns.c: Likewise.
9985 * lra-constraints.c: Likewise.
9986 * lra-eliminations.c: Likewise.
9987 * lra-lives.c: Likewise.
9988 * lra-remat.c: Likewise.
9989 * lra-spills.c: Likewise.
9991 * lto-cgraph.c: Likewise.
9992 * lto-streamer-out.c: Likewise.
9993 * postreload-gcse.c: Likewise.
9994 * predict.c: Likewise.
9995 * profile-count.h: Likewise.
9996 * profile.c: Likewise.
9997 * recog.c: Likewise.
9999 * reload.c: Likewise.
10000 * reload1.c: Likewise.
10001 * reorg.c: Likewise.
10002 * resource.c: Likewise.
10003 * rtl.def: Likewise.
10005 * rtlanal.c: Likewise.
10006 * sched-deps.c: Likewise.
10007 * sched-ebb.c: Likewise.
10008 * sched-rgn.c: Likewise.
10009 * sel-sched-ir.c: Likewise.
10010 * sel-sched.c: Likewise.
10011 * shrink-wrap.c: Likewise.
10012 * simplify-rtx.c: Likewise.
10013 * symtab.c: Likewise.
10014 * target.def: Likewise.
10015 * toplev.c: Likewise.
10016 * tree-call-cdce.c: Likewise.
10017 * tree-cfg.c: Likewise.
10018 * tree-complex.c: Likewise.
10019 * tree-core.h: Likewise.
10020 * tree-eh.c: Likewise.
10021 * tree-inline.c: Likewise.
10022 * tree-loop-distribution.c: Likewise.
10023 * tree-nrv.c: Likewise.
10024 * tree-profile.c: Likewise.
10025 * tree-sra.c: Likewise.
10026 * tree-ssa-alias.c: Likewise.
10027 * tree-ssa-dce.c: Likewise.
10028 * tree-ssa-dom.c: Likewise.
10029 * tree-ssa-forwprop.c: Likewise.
10030 * tree-ssa-loop-im.c: Likewise.
10031 * tree-ssa-loop-ivcanon.c: Likewise.
10032 * tree-ssa-loop-ivopts.c: Likewise.
10033 * tree-ssa-loop-niter.c: Likewise.
10034 * tree-ssa-phionlycprop.c: Likewise.
10035 * tree-ssa-phiopt.c: Likewise.
10036 * tree-ssa-propagate.c: Likewise.
10037 * tree-ssa-threadedge.c: Likewise.
10038 * tree-ssa-threadupdate.c: Likewise.
10039 * tree-ssa-uninit.c: Likewise.
10040 * tree-ssanames.c: Likewise.
10041 * tree-streamer-out.c: Likewise.
10042 * tree.c: Likewise.
10043 * tree.h: Likewise.
10044 * vr-values.c: Likewise.
10046 2019-01-09 Uroš Bizjak <ubizjak@gmail.com>
10048 * config/i386/i386-protos.h (ix86_expand_xorsign): New prototype.
10049 (ix86_split_xorsign): Ditto.
10050 * config/i386/i386.c (ix86_expand_xorsign): New function.
10051 (ix86_split_xorsign): Ditto.
10052 * config/i386/i386.md (UNSPEC_XORSIGN): New unspec.
10053 (xorsign<mode>3): New expander.
10054 (xorsign<mode>3_1): New insn_and_split pattern.
10055 * config/i386/sse.md (xorsign<mode>3): New expander.
10057 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
10059 * config/sparc/sparc.md (*tablejump_sp32): Merge into...
10060 (*tablejump_sp64): Likewise.
10061 (*tablejump<P:mode>): ...this.
10062 (*call_address_sp32): Merge into...
10063 (*call_address_sp64): Likewise.
10064 (*call_address<P:mode>): ...this.
10065 (*call_symbolic_sp32): Merge into...
10066 (*call_symbolic_sp64): Likewise.
10067 (*call_symbolic<P:mode>): ...this.
10068 (call_value): Remove constraint and add predicate.
10069 (*call_value_address_sp32): Merge into...
10070 (*call_value_address_sp64): Likewise.
10071 (*call_value_address<P:mode>): ...this.
10072 (*call_value_symbolic_sp32): Merge into...
10073 (*call_value_symbolic_sp64): Likewise.
10074 (*call_value_symbolic<P:mode>): ...this.
10075 (*sibcall_symbolic_sp32): Merge into...
10076 (*sibcall_symbolic_sp64): Likewise.
10077 (*sibcall_symbolic<P:mode>): ...this.
10078 (sibcall_value): Remove constraint and add predicate.
10079 (*sibcall_value_symbolic_sp32): Merge into...
10080 (*sibcall_value_symbolic_sp64): Likewise.
10081 (*sibcall_value_symbolic<P:mode>): ...this.
10082 (window_save): Minor tweak.
10083 (*branch_sp32): Merge into...
10084 (*branch_sp64): Likewise.
10085 (*branch<P:mode>): ...this.
10087 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
10088 James Clarke <jrtc27@jrtc27.com>
10091 * config/sparc/sparc.c (sparc_legitimize_tls_address): Only use Pmode
10092 consistently in TLS address generation and adjust code to the renaming
10093 of patterns. Mark calls to __tls_get_addr as const.
10094 * config/sparc/sparc.md (tgd_hi22): Turn into...
10095 (tgd_hi22<P:mode>): ...this and use Pmode throughout.
10096 (tgd_lo10): Turn into...
10097 (tgd_lo10<P:mode>): ...this and use Pmode throughout.
10098 (tgd_add32): Merge into...
10099 (tgd_add64): Likewise.
10100 (tgd_add<P:mode>): ...this and use Pmode throughout.
10101 (tldm_hi22): Turn into...
10102 (tldm_hi22<P:mode>): ...this and use Pmode throughout.
10103 (tldm_lo10): Turn into...
10104 (tldm_lo10<P:mode>): ...this and use Pmode throughout.
10105 (tldm_add32): Merge into...
10106 (tldm_add64): Likewise.
10107 (tldm_add<P:mode>): ...this and use Pmode throughout.
10108 (tldm_call32): Merge into...
10109 (tldm_call64): Likewise.
10110 (tldm_call<P:mode>): ...this and use Pmode throughout.
10111 (tldo_hix22): Turn into...
10112 (tldo_hix22<P:mode>): ...this and use Pmode throughout.
10113 (tldo_lox10): Turn into...
10114 (tldo_lox10<P:mode>): ...this and use Pmode throughout.
10115 (tldo_add32): Merge into...
10116 (tldo_add64): Likewise.
10117 (tldo_add<P:mode>): ...this and use Pmode throughout.
10118 (tie_hi22): Turn into...
10119 (tie_hi22<P:mode>): ...this and use Pmode throughout.
10120 (tie_lo10): Turn into...
10121 (tie_lo10<P:mode>): ...this and use Pmode throughout.
10122 (tie_ld64): Use DImode throughout.
10123 (tie_add32): Merge into...
10124 (tie_add64): Likewise.
10125 (tie_add<P:mode>): ...this and use Pmode throughout.
10126 (tle_hix22_sp32): Merge into...
10127 (tle_hix22_sp64): Likewise.
10128 (tle_hix22<P:mode>): ...this and use Pmode throughout.
10129 (tle_lox22_sp32): Merge into...
10130 (tle_lox22_sp64): Likewise.
10131 (tle_lox22<P:mode>): ...this and use Pmode throughout.
10132 (*tldo_ldub_sp32): Merge into...
10133 (*tldo_ldub_sp64): Likewise.
10134 (*tldo_ldub<P:mode>): ...this and use Pmode throughout.
10135 (*tldo_ldub1_sp32): Merge into...
10136 (*tldo_ldub1_sp64): Likewise.
10137 (*tldo_ldub1<P:mode>): ...this and use Pmode throughout.
10138 (*tldo_ldub2_sp32): Merge into...
10139 (*tldo_ldub2_sp64): Likewise.
10140 (*tldo_ldub2<P:mode>): ...this and use Pmode throughout.
10141 (*tldo_ldsb1_sp32): Merge into...
10142 (*tldo_ldsb1_sp64): Likewise.
10143 (*tldo_ldsb1<P:mode>): ...this and use Pmode throughout.
10144 (*tldo_ldsb2_sp32): Merge into...
10145 (*tldo_ldsb2_sp64): Likewise.
10146 (*tldo_ldsb2<P:mode>): ...this and use Pmode throughout.
10147 (*tldo_ldub3_sp64): Use DImode throughout.
10148 (*tldo_ldsb3_sp64): Likewise.
10149 (*tldo_lduh_sp32): Merge into...
10150 (*tldo_lduh_sp64): Likewise.
10151 (*tldo_lduh<P:mode>): ...this and use Pmode throughout.
10152 (*tldo_lduh1_sp32): Merge into...
10153 (*tldo_lduh1_sp64): Likewise.
10154 (*tldo_lduh1<P:mode>): ...this and use Pmode throughout.
10155 (*tldo_ldsh1_sp32): Merge into...
10156 (*tldo_ldsh1_sp64): Likewise.
10157 (*tldo_ldsh1<P:mode>): ...this and use Pmode throughout.
10158 (*tldo_lduh2_sp64): Use DImode throughout.
10159 (*tldo_ldsh2_sp64): Likewise.
10160 (*tldo_lduw_sp32): Merge into...
10161 (*tldo_lduw_sp64): Likewise.
10162 (*tldo_lduw<P:mode>): ...this and use Pmode throughout.
10163 (*tldo_lduw1_sp64): Use DImode throughout.
10164 (*tldo_ldsw1_sp64): Likewise.
10165 (*tldo_ldx_sp64): Likewise.
10166 (*tldo_stb_sp32): Merge into...
10167 (*tldo_stb_sp64): Likewise.
10168 (*tldo_stb<P:mode>): ...this and use Pmode throughout.
10169 (*tldo_sth_sp32): Merge into...
10170 (*tldo_sth_sp64): Likewise.
10171 (*tldo_sth<P:mode>): ...this and use Pmode throughout.
10172 (*tldo_stw_sp32): Merge into...
10173 (*tldo_stw_sp64): Likewise.
10174 (*tldo_stw<P:mode>): ...this and use Pmode throughout.
10175 (*tldo_stx_sp64): Use DImode throughout.
10177 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10179 * config/aarch64/aarch64.c (aarch64_override_options): Add case to
10180 check configure option to set BTI and Return Address Signing.
10181 * configure.ac: Add --enable-standard-branch-protection and
10182 --disable-standard-branch-protection.
10183 * configure: Regenerated.
10184 * doc/install.texi: Document the same.
10186 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10187 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10189 * config.gcc (aarch64*-*-*): Add aarch64-bti-insert.o.
10190 * config/aarch64/aarch64.h: Update comment for TRAMPOLINE_SIZE.
10191 * config/aarch64/aarch64.c (aarch64_asm_trampoline_template): Update
10193 * config/aarch64/aarch64-bti-insert.c: New file.
10194 * config/aarch64/aarch64-passes.def (INSERT_PASS_BEFORE): Insert bti
10196 * config/aarch64/aarch64-protos.h (make_pass_insert_bti): Declare the
10198 * config/aarch64/aarch64.md (unspecv): Add UNSPECV_BTI_NOARG,
10199 UNSPECV_BTI_C, UNSPECV_BTI_J and UNSPECV_BTI_JC.
10200 (bti_noarg, bti_j, bti_c, bti_jc): New define_insns.
10201 * config/aarch64/t-aarch64: Add rule for aarch64-bti-insert.o.
10203 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10205 * config/aarch64/aarch64-protos.h (aarch64_bti_enabled): Declare.
10206 * config/aarch64/aarch64.c (aarch64_handle_no_branch_protection):
10207 Disable bti for -mbranch-protection=none.
10208 (aarch64_handle_standard_branch_protection): Enable bti for
10209 -mbranch-protection=standard.
10210 (aarch64_handle_bti_protection): Enable bti for "bti" in the string to
10211 -mbranch-protection.
10212 (aarch64_bti_enabled): Check if bti is enabled.
10213 * config/aarch64/aarch64.opt: Declare target variable.
10214 * doc/invoke.texi: Add bti to the -mbranch-protection documentation.
10216 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10218 * config/aarch64/aarch64.c (aarch64_expand_prologue): Use new
10219 epilogue/prologue scratch registers EP0_REGNUM and EP1_REGNUM.
10220 (aarch64_expand_epilogue): Likewise.
10221 (aarch64_output_mi_thunk): Likewise
10222 * config/aarch64/aarch64.h (REG_CLASS_CONTENTS): Change
10223 TAILCALL_ADDR_REGS to x16 and x17.
10224 * config/aarch64/aarch64.md: Define EP0_REGNUM and EP1_REGNUM.
10226 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10228 * config/aarch64/aarch64-option-extensions.def: Define
10229 AARCH64_OPT_EXTENSION for memtag, rng, sb, ssbs and predres.
10230 * config/aarch64/aarch64.h (AARCH64_FL_RNG): New.
10231 (AARCH64_FL_MEMTAG, ARCH64_FL_SB, AARCH64_FL_SSBS): New.
10232 (AARCH64_FL_PREDRES): New.
10233 (AARCH64_FL_FOR_ARCH8_5): Add AARCH64_FL_SB, AARCH64_FL_SSBS and
10234 AARCH64_FL_PREDRES by default.
10235 * doc/invoke.texi: Document rng, memtag, sb, ssbs and predres.
10237 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10239 * config/aarch64/aarch64-arches.def: Define AARCH64_ARCH for
10241 * config/aarch64/aarch64.h (AARCH64_FL_V8_5): New.
10242 (AARCH64_FL_FOR_ARCH8_5, AARCH64_ISA_V8_5): New.
10243 * doc/invoke.texi: Document ARMv8.5-A.
10245 2019-01-09 Alejandro Martinez <alejandro.martinezvicente@arm.com>
10247 * config/aarch64/aarch64-sve.md (copysign<mode>3): New define_expand.
10248 (xorsign<mode>3): Likewise.
10250 2019-01-09 Jelinek <jakub@redhat.com>
10252 PR middle-end/88758
10253 * tree.c (initializer_each_zero_or_onep) <case VECTOR_CST>: Use
10254 vector_cst_elt instead of VECTOR_CST_ENCODED_ELT.
10256 PR rtl-optimization/88331
10257 * function.c (assign_stack_local_1): Don't set dynamic_align_addr if
10258 not currently_expanding_to_rtl.
10260 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
10262 * doc/invoke.texi (-Os): Remove trailing spaces.
10263 (-finline-functions): Remove reference to -O2.
10265 2019-01-08 Jakub Jelinek <jakub@redhat.com>
10267 PR rtl-optimization/79593
10268 * config/i386/i386.md (reg = mem; mem = reg): New define_peephole2.
10270 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Delegitimize
10271 UNSPEC_FUSION_GPR to its argument. Formatting fixes.
10273 2019-01-08 Eric Botcazou <ebotcazou@adacore.com>
10276 * config/sparc/sparc.c (function_arg_slotno): Set *PPREGNO & *PPADDING
10280 * config/sparc/sparc.c (sparc_delegitimize_address): Deal with naked
10281 UNSPECs and UNSPEC_MOVE_GOTDATA specifically.
10283 2019-01-08 H.J. Lu <hongjiu.lu@intel.com>
10286 * config/i386/i386.c (ix86_avx_u128_mode_exit): Call
10287 ix86_avx_u128_mode_entry.
10289 2019-01-08 Martin Liska <mliska@suse.cz>
10291 PR tree-optimization/88753
10292 * tree-switch-conversion.c (switch_conversion::build_one_array):
10293 Come up with local variable constructor. Convert first to
10294 type of constructor values.
10296 2019-01-08 Richard Biener <rguenther@suse.de>
10298 PR tree-optimization/86554
10299 * tree-ssa-sccvn.c (eliminate_dom_walker, rpo_elim,
10300 rpo_avail): Move earlier.
10301 (visit_nary_op): When value-numbering to expressions
10302 with different overflow behavior make sure there's an
10303 available expression on the path.
10305 2019-01-08 Sam Tebbs <sam.tebbs@arm.com>
10307 * config/aarch64/aarch64.c (BRANCH_PROTECT_STR_MAX,
10308 aarch64_parse_branch_protection,
10309 struct aarch64_branch_protect_type,
10310 aarch64_handle_no_branch_protection,
10311 aarch64_handle_standard_branch_protection,
10312 aarch64_validate_mbranch_protection,
10313 aarch64_handle_pac_ret_protection,
10314 aarch64_handle_attr_branch_protection,
10315 accepted_branch_protection_string,
10316 aarch64_pac_ret_subtypes,
10317 aarch64_branch_protect_types,
10318 aarch64_handle_pac_ret_leaf): Define.
10319 (aarch64_override_options_after_change_1, aarch64_override_options):
10320 Add check for accepted_branch_protection_string.
10321 (aarch64_option_save): Save accepted_branch_protection_string.
10322 (aarch64_option_restore): Save accepted_branch_protection_string.
10323 * config/aarch64/aarch64.c (aarch64_attributes): Add branch-protection.
10324 * config/aarch64/aarch64.opt: Add mbranch-protection. Deprecate
10325 msign-return-address.
10326 * doc/invoke.texi: Add mbranch-protection.
10328 2019-01-08 Alan Modra <amodra@gmail.com>
10331 * genattrtab.c (max_attr_value, min_attr_value, or_attr_value):
10332 Delete "unknownp" parameter. Adjust callers. Handle
10333 CONST_INT, PLUS, MINUS, and MULT.
10334 (attr_value_aligned): Renamed from or_attr_value.
10335 (min_attr_value): Return INT_MIN for unhandled rtl case..
10336 (min_fn): ..and translate to INT_MAX here.
10337 (write_length_unit_log): Modify to cope without "unknown".
10338 (write_attr_value): Handle IF_THEN_ELSE.
10340 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10342 * tree-vect-stmts.c (vectorizable_store): Don't use the dataref_offset
10343 optimization for masked stores.
10345 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10347 PR middle-end/88567
10348 * tree-vect-loop.c (get_initial_defs_for_reduction): Pass the
10349 output vector directly to duplicate_and_interleave instead of
10350 going through a temporary. Postpone insertion of ctor_seq to
10351 the end of the loop.
10353 2019-01-07 Richard Earnshaw <rearnsha@arm.com>
10356 * config/aarch64/aarch64.c (aarch64_expand_subvti): New parameter
10357 unsigned_p. Handle signed and unsigned overflow correction as
10359 * config/aarch64/aarch64-protos.h (aarch64_expand_subvti): Update
10361 * config/aarch64/aarch64.md (addv<mode>4): Use aarch64_plus_operand
10363 (add<mode>3_compareV_imm): Make this callable for expanding.
10364 (subv<GPI:mode>4): Use register_operand for operand 1. Use
10365 aarch64_plus_operand for operand 2.
10366 (subv<GPI:mode>_insn): New insn pattern.
10367 (subv<GPI:mode>_imm): Likewise.
10368 (negv<GPI:mode>3): New expand pattern.
10369 (negv<GPI:mode>_insn): New insn pattern.
10370 (negv<GPI:mode>_cmp_only): Likewise.
10371 (cmpv<GPI:mode>_insn): Likewise.
10372 (subvti4): Use register_operand for operand 1. Update call to
10373 aarch64_expand_subvti.
10374 (usubvti4): Likewise.
10375 (negvti3): New expand pattern.
10376 (negdi_carryout): New insn pattern.
10377 (negvdi_carryinV): New insn pattern.
10378 (sub<mode3>_compare1_imm): Delete named insn pattern, make anonymous
10379 version the named version.
10380 (peepholes to convert to sub<mode3>_compare1_imm): Adjust order of
10382 (usub<GPI:mode>3_carryinC, usub<GPI:mode>3_carryinC_z1): New insn
10384 (usub<GPI:mode>3_carryinC_z2, usub<GPI:mode>3_carryinC): New insn
10386 (sub<mode>3_carryinCV, sub<mode>3_carryinCV_z1_z2): Delete.
10387 (sub<mode>3_carryinCV_z1, sub<mode>3_carryinCV_z2): Delete.
10388 (sub<mode>3_carryinCV): Delete.
10389 (sub<GPI:mode>3_carryinV): New expand pattern.
10390 sub<mode>3_carryinV, sub<mode>3_carryinV_z2): New insn patterns.
10392 2019-01-07 Richard Biener <rguenther@suse.de>
10394 * tree-ssa-uncprop.c (ssa_equip_hash_traits): Remove in favor
10395 of tree_operand_hash.
10397 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10399 PR tree-optimization/88598
10400 * tree.h (single_nonzero_element): Declare.
10401 * tree.c (single_nonzero_element): New function.
10402 * match.pd: Fold certain reductions of X & CST to X[I] & CST[I]
10403 if I is the only nonzero element of CST.
10405 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10407 PR tree-optimization/88598
10408 * tree.h (initializer_each_zero_or_onep): Declare.
10409 * tree.c (initializer_each_zero_or_onep): New function.
10410 (signed_or_unsigned_type_for): Handle float types too.
10411 (unsigned_type_for, signed_type_for): Update comments accordingly.
10412 * match.pd: Fold x * { 0 or 1, 0 or 1, ...} to
10413 x & { 0 or -1, 0 or -1, ... }.
10415 2019-01-07 Jonathan Wakely <jwakely@redhat.com>
10417 * doc/install.texi: Replace references to x86_64-unknown-linux-gnu
10418 with x86_64-pc-linux-gnu.
10420 2019-01-07 Tom de Vries <tdevries@suse.de>
10423 * config/nvptx/nvptx.c (has_vector_partitionable_routine_calls_p): New
10425 (nvptx_goacc_validate_dims): Force vl32 if calling vector-partitionable
10428 2019-01-07 Jakub Jelinek <jakub@redhat.com>
10430 * config/i386/sse.md (vec_extract<mode><ssehalfvecmodelower>): Use
10431 V_256_512 iterator instead of V_512 and TARGET_AVX instead of
10432 TARGET_AVX512F as condition.
10435 * dwarf2out.c (const_ok_for_output_1): Remove redundant call to
10436 const_not_ok_for_debug_p target hook.
10437 (mem_loc_descriptor) <case UNSPEC>: Only call const_ok_for_output_1
10438 on UNSPEC and subexpressions thereof if all subexpressions of the
10439 UNSPEC are CONSTANT_P.
10441 PR tree-optimization/88676
10442 * tree-ssa-phiopt.c (two_value_replacement): New function.
10443 (tree_ssa_phiopt_worker): Call it.
10446 * cfgexpand.c (expand_stack_vars): Only align prev_offset to
10447 ASAN_MIN_RED_ZONE_SIZE, not to maximum of that and alignb.
10450 * tree-vect-generic.c: Include insn-config.h and recog.h.
10451 (expand_vector_piecewise): Add defaulted ret_type argument,
10452 if non-NULL, use that in preference to type for the result type.
10453 (expand_vector_parallel): Formatting fix.
10454 (do_vec_conversion, do_vec_narrowing_conversion,
10455 expand_vector_conversion): New functions.
10456 (expand_vector_operations_1): Call expand_vector_conversion
10457 for VEC_CONVERT ifn calls.
10458 * internal-fn.def (VEC_CONVERT): New internal function.
10459 * internal-fn.c (expand_VEC_CONVERT): New function.
10460 * fold-const-call.c (fold_const_vec_convert): New function.
10461 (fold_const_call): Use it for CFN_VEC_CONVERT.
10462 * doc/extend.texi (__builtin_convertvector): Document.
10464 2019-01-07 Tom de Vries <tdevries@suse.de>
10466 * config/nvptx/nvptx-protos.h (nvptx_output_red_partition): Declare.
10467 * config/nvptx/nvptx.c (vector_red_size, vector_red_align,
10468 vector_red_partition, vector_red_sym): New global variables.
10469 (nvptx_option_override): Initialize vector_red_sym.
10470 (nvptx_declare_function_name): Restore red_partition register.
10471 (nvptx_file_end): Emit code to declare the vector reduction variables.
10472 (nvptx_output_red_partition): New function.
10473 (nvptx_expand_shared_addr): Add vector argument. Use it to handle
10474 large vector reductions.
10475 (enum nvptx_builtins): Add NVPTX_BUILTIN_VECTOR_ADDR.
10476 (nvptx_init_builtins): Add VECTOR_ADDR.
10477 (nvptx_expand_builtin): Update call to nvptx_expand_shared_addr.
10478 Handle nvptx_expand_shared_addr.
10479 (nvptx_get_shared_red_addr): Add vector argument and handle large
10481 (nvptx_goacc_reduction_setup): Add offload_attrs argument and handle
10483 (nvptx_goacc_reduction_init): Likewise.
10484 (nvptx_goacc_reduction_fini): Likewise.
10485 (nvptx_goacc_reduction_teardown): Likewise.
10486 (nvptx_goacc_reduction): Update calls to nvptx_goacc_reduction_{setup,
10487 init,fini,teardown}.
10488 (nvptx_init_axis_predicate): Initialize vector_red_partition.
10489 (nvptx_set_current_function): Init vector_red_partition.
10490 * config/nvptx/nvptx.md (UNSPECV_RED_PART): New unspecv.
10491 (nvptx_red_partition): New insn.
10492 * config/nvptx/nvptx.h (struct machine_function): Add red_partition.
10494 2019-01-07 Tom de Vries <tdevries@suse.de>
10497 * config/nvptx/nvptx.c (nvptx_process_pars): Don't emit barriers for
10500 2019-01-07 Tom de Vries <tdevries@suse.de>
10502 * config/nvptx/nvptx.c (oacc_bcast_partition): Declare.
10503 (nvptx_option_override): Init oacc_bcast_partition.
10504 (nvptx_init_oacc_workers): New function.
10505 (nvptx_declare_function_name): Call nvptx_init_oacc_workers.
10506 (nvptx_needs_shared_bcast): New function.
10507 (nvptx_find_par): Generalize to enable vectors to use shared-memory
10508 to propagate state.
10509 (nvptx_shared_propagate): Initialize vector bcast partition and
10510 synchronization state.
10511 (nvptx_single): Generalize to enable vectors to use shared-memory
10512 to propagate state.
10513 (nvptx_process_pars): Likewise.
10514 (nvptx_set_current_function): Initialize oacc_broadcast_partition.
10515 * config/nvptx/nvptx.h (struct machine_function): Add
10516 bcast_partition and sync_bar members.
10518 2019-01-07 Tom de Vries <tdevries@suse.de>
10520 * config/nvptx/nvptx.c (nvptx_welformed_vector_length_p)
10521 (nvptx_apply_dim_limits): New function.
10522 (nvptx_goacc_validate_dims_1): Allow PTX_MAX_VECTOR_LENGTH larger than
10525 2019-01-07 Tom de Vries <tdevries@suse.de>
10527 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Move warnings to
10528 as late as possible.
10530 2019-01-07 Tom de Vries <tdevries@suse.de>
10532 * config/nvptx/nvptx.c (PTX_VECTOR_LENGTH): Remove.
10533 (PTX_DEFAULT_VECTOR_LENGTH, PTX_MAX_VECTOR_LENGTH): Define.
10534 (nvptx_goacc_validate_dims_1, nvptx_dim_limit)
10535 (nvptx_goacc_reduction_fini): Use PTX_DEFAULT_VECTOR_LENGTH,
10536 PTX_MAX_VECTOR_LENGTH and PTX_WARP_SIZE instead of PTX_VECTOR_LENGTH.
10538 2019-01-07 Tom de Vries <tdevries@suse.de>
10540 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Add asserts.
10542 2019-01-07 Tom de Vries <tdevries@suse.de>
10544 * omp-offload.c (oacc_get_min_dim): New function.
10545 * omp-offload.h (oacc_get_min_dim): Declare.
10547 2018-12-26 Mateusz B <mateuszb@poczta.onet.pl>
10550 * config/i386/i386.c (function_value_ms_64): Return small sturct in
10551 AX_REG and float/double in FIRST_SSE_REG for 4 or 8 byte modes.
10553 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10557 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
10559 * ipa-inline.c (edge_badness): Use inlined_time instead of
10560 inline_summaries->get.
10562 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10564 * opts.c (enable_fdo_optimizations): Enable
10565 version-loops-for-strides, loop-interchange, unrol-and-jam
10566 and tree-loop-distribution.
10567 * invoke.texi: Document newly enabled options.
10569 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10571 * doc/invoke.texi (max-inline-insns-small): New parameters.
10572 * ipa-inline.c (want_early_inline_function_p): simplify.
10573 (want_inline_small_function_p): Fix pasto from previous patch;
10574 use max-inline-insns-small bound.
10575 * params.def (max-inline-insns-small): New param.
10576 * ipa-fnsummary.c (analyze_function_body): Initialize time/size
10577 variables correctly.
10579 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10581 * doc/invoke.texi: Document max-inline-insns-size,
10582 uninlined-function-insns, uninlined-function-time,
10583 uninlined-thunk-insns and uninlined-thunk-time.
10584 * params.def: Add max-inline-insns-size,
10585 uninlined-function-insns, uninlined-function-time,
10586 uninlined-thunk-insns and uninlined-thunk-time.
10587 * ipa-fnsummary.c (compute_fn_summary, analyze_function_body): Use
10589 * ipa-inline.c (can_inline_edge_by_limits_p,
10590 want_inline_small_function_p): Use new parameters.
10592 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10594 * ipa-fnsummary.c (analyze_function_body): Fix accounting of time.
10596 2019-01-05 Jakub Jelinek <jakub@redhat.com>
10598 PR middle-end/82564
10600 * expr.c (expand_assignment): For calls returning VLA structures
10601 if to_rtx is not a MEM, force it into a stack temporary.
10604 * dwarf2out.c (const_ok_for_output_1): Reject MINUS that contains
10605 SYMBOL_REF, CODE_LABEL or UNSPEC in subexpressions of second argument.
10606 Reject PLUS that contains SYMBOL_REF, CODE_LABEL or UNSPEC in
10607 subexpressions of both operands.
10608 (mem_loc_descriptor): Handle UNSPEC if target hook acks it and all the
10609 subrtxes are CONSTANT_P.
10610 * config/i386/i386.c (ix86_const_not_ok_for_debug_p): Revert
10611 2018-11-09 changes.
10613 2019-01-04 Jan Hubicka <hubicka@ucw.cz>
10615 * params.def (hot-bb-count-ws-permille): Set to 990.
10617 2019-01-04 Martin Sebor <msebor@redhat.com>
10620 * attribs.c (decls_mismatched_attributes): Avoid warning for attribute
10623 2019-01-04 Martin Sebor <msebor@redhat.com>
10626 * doc/extend.texi (attribute alloc_align, alloc_size): Update.
10628 2019-01-04 Jakub Jelinek <jakub@redhat.com>
10630 * gdbinit.in: Turn off pagination for the skip commands, restore
10631 it to previous state afterwards.
10633 2019-01-04 Jakub Jelinek <jakub@redhat.com>
10636 * config/i386/i386.c (ix86_expand_divmod_libfunc): Use mode instead
10637 of GET_MODE (opN) as modes of the libcall arguments.
10639 2019-01-04 Jan Beulich <jbeulich@suse.com>
10641 * config/i386/sse.md
10642 (<avx512>_cmp<mode>3<mask_scalar_merge_name><round_saeonly_name>,
10643 <avx512>_cmp<mode>3<mask_scalar_merge_name>,
10644 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
10645 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
10646 avx512f_vmcmp<mode>3<round_saeonly_name>,
10647 avx512f_vmcmp<mode>3_mask<round_saeonly_name>,
10648 avx512f_maskcmp<mode>3,
10649 <avx512>_cvt<ssemodesuffix>2mask<mode>,
10650 <avx512>_cvt<ssemodesuffix>2mask<mode>,
10651 *<avx512>_cvtmask2<ssemodesuffix><mode>,
10652 *<avx512>_cvtmask2<ssemodesuffix><mode>,
10653 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
10654 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
10655 <avx512>_gt<mode>3<mask_scalar_merge_name>,
10656 <avx512>_gt<mode>3<mask_scalar_merge_name>,
10657 <avx512>_testm<mode>3<mask_scalar_merge_name>,
10658 <avx512>_testnm<mode>3<mask_scalar_merge_name>,
10659 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext,
10660 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext_mask,
10661 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext,
10662 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext_mask,
10663 avx512cd_maskb_vec_dup<mode>,
10664 avx512cd_maskw_vec_dup<mode>,
10665 avx512dq_fpclass<mode><mask_scalar_merge_name>,
10666 avx512dq_vmfpclass<mode>,
10667 avx512vl_vpshufbitqmb<mode><mask_scalar_merge_name>): Use =k
10670 2019-01-03 Martin Sebor <msebor@redhat.com>
10672 PR tree-optimization/88659
10673 * calls.c (maybe_warn_nonstring_arg): Avoid assuming maxlen is set.
10675 2019-01-03 Aaron Sawdey <acsawdey@linux.ibm.com>
10677 * config/rs6000/rs6000-string.c (expand_block_move): Don't use
10678 unaligned vsx and avoid lxvd2x/stxvd2x.
10679 (gen_lvx_v4si_move): New function.
10681 2019-01-03 Tom de Vries <tdevries@suse.de>
10683 * config/nvptx/nvptx.c (MACH_VECTOR_LENGTH, MACH_MAX_WORKERS): Define.
10684 (init_axis_dim, nvptx_mach_max_workers, nvptx_mach_vector_length): New
10686 * config/nvptx/nvptx.h (struct machine_function): Add axis_dims.
10688 2019-01-03 Tom de Vries <tdevries@suse.de>
10690 * config/nvptx/nvptx.c (struct offload_attrs): New.
10691 (populate_offload_attrs): New function. Factor mask extraction out of
10692 nvptx_reorg. Add extraction of dimensions.
10693 (nvptx_reorg): Use populate_offload_attrs.
10695 2019-01-03 Tom de Vries <tdevries@suse.de>
10697 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add early-out
10698 cases for oacc_min_dims_p and routine_p. Add asserts for
10699 oacc_default_dims_p and offload_region_p.
10701 2019-01-03 Tom de Vries <tdevries@suse.de>
10703 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): New function,
10704 factored out of ...
10705 (nvptx_goacc_validate_dims): ... here.
10707 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
10709 PR tree-optimization/85574
10710 * tree-ssa-uncprop.c (struct equiv_hash_elt): Remove unused
10712 (struct ssa_equip_hash_traits): Declare.
10713 (val_ssa_equiv): Use custom hash traits using operand_equal_p.
10715 2019-01-03 Jakub Jelinek <jakub@redhat.com>
10718 * dwarf2out.c (modified_type_die): If type is equal to sizetype,
10719 change it to qualified_type.
10721 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
10723 * ipa-utils.c (scale_ipa_profile_for_fn): Break out from ...
10724 (ipa_merge_profiles): ... here; do not ICE on thunks and aliases.
10726 2019-01-02 Martin Sebor <msebor@redhat.com>
10727 Jeff Law <law@redhat.com>
10729 * gimple-fold.c (strlen_range_kind): Remove SRK_LENRANGE_2.
10730 (get_range_strlen_tree): Update appropriately.
10732 * gimple-fold.h (get_range_strlen): Drop unused last argument.
10734 * gimple-fold.c (gimple_fold_builtin_strlen): Use set_strlen_range
10735 rather than set_range_info.
10736 * tree-ssa-strlen.c (set_strlen_range): Extracted from
10737 maybe_set_strlen_range. Handle potentially boundary crossing
10738 cases more conservatively.
10739 (maybe_set_strlen_range): Parts refactored into set_strlen_range.
10740 Call set_strlen_range.
10741 * tree-ssa-strlen.h (set_strlen_range): Add prototype.
10743 PR middle-end/88663
10744 * gimple-fold.c (get_range_strlen): Update prototype to no longer
10745 need the flexp argument.
10746 (get_range_strlen_tree): Drop flexp argument. Drop flexp argument
10747 from calls to get_range_strlen. Update comments. Just update
10748 VAL for an unterminated const char array and let the reset of the
10749 code handle it normally. No longer try to set *flexp. Adjust
10751 (get_range_strlen): Update for the new get_range_strlen API.
10752 (get_maxval_strlen): Similarly.
10753 (gimple_fold_builtin_strlen): Handle update meaning of return value
10754 from get_range_strlen.
10755 * gimple-ssa-sprintf.c (get_string_length): Update for the new
10756 get_range_strlen API.
10758 2019-01-02 Jan Hubicka <hubicka@ucw.cz>
10761 * varpool.c (varpool_node::ctor_useable_for_folding_p): Also return
10762 false at WPA time when body was removed.
10764 2019-01-02 Martin Liska <mliska@suse.cz>
10766 PR tree-optimization/88650
10767 * predict.c (set_even_probabilities): Calculate probability
10768 remainer only when really used.
10770 2019-01-02 Richard Biener <rguenther@suse.de>
10772 PR middle-end/88651
10773 * tree-data-ref.c (analyze_subscript_affine_affine): Use
10774 widest_ints when mangling max_stmt_execution results.
10776 2019-01-02 Richard Biener <rguenther@suse.de>
10778 PR tree-optimization/88621
10779 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Fix pastos, avoid
10780 bitfields when canoncalizing.
10782 2019-01-02 Richard Biener <rguenther@suse.de>
10785 * config/i386/x86-tune-costs.h (intel_cost): Adjust
10786 cost of cheap SSE instruction.
10788 2019-01-02 Richard Biener <rguenther@suse.de>
10791 * ipa-icf.h (sem_item_optimizer::sort_congruence_split): Declare.
10792 * ipa-icf.c (sem_item_optimizer::sort_congruence_split): New
10794 (sem_item_optimizer::do_congruence_step_f): Sort the congruence
10795 set after UIDs before splitting them.
10797 2019-01-01 Martin Sebor <msebor@redhat.com>
10798 Jeff Law <law@redhat.com>
10800 * gimple-fold.c (get_range_strlen_tree): Record if the computed
10801 length is optimistic. If it is, then arrange to compute the
10802 conservative length as well.
10804 * gimple-fold.h (get_range_strlen): Update prototype.
10805 * builtins.c (check_access): Update call to get_range_strlen to use
10806 c_strlen_data pointer. Change various variable accesses to instead
10807 pull data from the c_strlen_data structure.
10808 (check_strncat_sizes, expand_builtin_strncat): Likewise.
10809 * calls.c (maybe_warn_nonstring_arg): Likewise.
10810 * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Likewise. Reset
10811 minimum length if maximum lengh is unknown.
10812 * gimple-ssa-sprintf.c (get_string_length): Likewise. Drop code
10813 that used c_strlen, it's no longer needed. Restructure slightly.
10814 (format_string): Set unlikely range appropriately.
10815 * gimple-fold.c (get_range_strlen): Update comments. Fix minor
10817 (get_range_strlen): Accept c_strlen_data pointer for external
10818 call sites as well. Pass through to call to internal get_range_strlen.
10819 Adjust minlen, maxlen and maxbound as needed.
10820 (get_maxval_strlen): Update comments.
10821 (gimple_fold_builtin_strlen): Update call to get_range_strlen
10822 to use c_strlen_data pointer. Change variable accesses to instead
10823 use c_strlen_data data members.
10825 * gimple-fold.c (get_range_strlen): Update prototype.
10826 (get_range_strlen_tree): Update prototype. Drop minlen/maxlen
10827 local variables. Use pdata to return information to caller.
10828 Update calls to get_range_strlen. Update pdata->maxbound.
10829 (get_range_strlen -- static version): Similarly.
10830 (get_range_strlen -- extern version): Update for internal
10831 get_range_strlen API change. Convert to external data format.
10832 (get_maxval_strlen): Similarly.
10834 2019-01-01 Jan Hubicka <hubicka@ucw.cz>
10836 * coverage.c (get_coverage_counts): Use current_function_decl.
10837 * profile.c (read_thunk_profile): New function.
10838 (branch_prob): Add THUNK parameter.
10839 * tree-profile.c (tree_profiling): Handle thunks.
10840 * value-prof.c (init_node_map): Handle thunks.
10841 * value-prof.h (branch_prob): Upate prototype.
10842 (read_thunk_profile): Declare.
10844 2019-01-01 Jakub Jelinek <jakub@redhat.com>
10846 Update copyright years.
10848 * gcc.c (process_command): Update copyright notice dates.
10849 * gcov-dump.c (print_version): Ditto.
10850 * gcov.c (print_version): Ditto.
10851 * gcov-tool.c (print_version): Ditto.
10852 * gengtype.c (create_file): Ditto.
10853 * doc/cpp.texi: Bump @copying's copyright year.
10854 * doc/cppinternals.texi: Ditto.
10855 * doc/gcc.texi: Ditto.
10856 * doc/gccint.texi: Ditto.
10857 * doc/gcov.texi: Ditto.
10858 * doc/install.texi: Ditto.
10859 * doc/invoke.texi: Ditto.
10861 Copyright (C) 2019 Free Software Foundation, Inc.
10863 Copying and distribution of this file, with or without modification,
10864 are permitted in any medium without royalty provided the copyright
10865 notice and this notice are preserved.