1 2019-06-06 Richard Biener <rguenther@suse.de>
3 * vr-values.c (vr_values::extract_range_from_ssa_name): Do not
4 put equivalences on UNDEFINED ranges.
5 * gimple-ssa-evrp.c (evrp_dom_walker::before_dom_children):
6 Make sure to drop defs of stmts added during simplification
9 2019-06-06 Richard Biener <rguenther@suse.de>
11 * tree-ssa-structalias.c: Include tree-cfg.h.
12 (make_heapvar): Do not make heap vars artificial.
13 (find_func_aliases_for_builtin_call): Handle stack allocation
15 (find_func_aliases): Delay processing of simple enough returns
17 (set_uids_in_ptset): Adjust.
18 (find_what_var_points_to): Likewise.
19 (solve_constraints): Do not dump points-to sets here.
20 (compute_points_to_sets): Post-process return statements,
21 amending the escaped solution. Dump points-to sets afterwards.
22 (ipa_pta_execute): Dump points-to sets.
24 2019-06-06 Martin Liska <mliska@suse.cz>
27 * doc/install.texi: Fix HTML headers and
28 titles for 'Installing GCC' pages.
30 2019-06-06 Martin Liska <mliska@suse.cz>
32 * ipa-icf-gimple.h (dump_message_1): Remove.
33 (dump_message): Likewise.
34 (return_false_with_message_1): Print also file.
35 (return_false_with_msg): Likewise.
36 (return_with_result): Likewise.
37 (return_with_debug): Likewise.
38 * ipa-icf.c (sem_function::equals_private): Remove call
41 2019-06-05 Hongtao Liu <hongtao.liu@intel.com>
43 * config/i386/sse.md (define_mode_suffix vecmemsuffix): New.
44 (define_insn "avx512dq_fpclass<mode><mask_scalar_merge_name>"): Enable
45 memory operand for it.
46 (define_insn "avx512dq_vmfpclass<mode><mask_scalar_merge_name>"): Ditto.
48 2019-06-05 Martin Sebor <msebor@redhat.com>
50 * config/i386/i386-features.c (ix86_get_function_versions_dispatcher):
51 Adjust quoting and hyphenation.
52 * convert.c (convert_to_real_1): Same.
53 * gcc.c (driver_wrong_lang_callback): Same.
54 (driver::handle_unrecognized_options): Same.
55 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Same.
56 * opts-common.c (cmdline_handle_error): Same.
57 (read_cmdline_option): Same.
58 * opts-global.c (complain_wrong_lang): Same.
59 (print_ignored_options): Same.
60 (handle_common_deferred_options): Same.
61 * pretty-print.h: Same.
62 * print-rtl.c (debug_bb_n_slim): Same.
63 * sched-rgn.c (make_pass_sched_fusion): Same.
64 * tree-cfg.c (verify_gimple_assign_unary): Same.
65 (verify_gimple_label): Same.
66 * tree-ssa-operands.c (verify_ssa_operands): Same.
67 * varasm.c (do_assemble_alias): Same.
68 (assemble_alias): Same.
70 2019-06-05 Richard Henderson <rth@twiddle.net>
72 * config/alpha/alpha.c (direct_return): Move down after
73 struct machine_function definition; use saved frame_size;
75 (struct machine_function): Add sa_mask, sa_size, frame_size.
76 (alpha_sa_mask, alpha_sa_size, compute_frame_size): Merge into ...
77 (alpha_compute_frame_layout): ... new function.
78 (TARGET_COMPUTE_FRAME_LAYOUT): New.
79 (alpha_initial_elimination_offset): Use saved sa_size.
80 (alpha_vms_initial_elimination_offset): Likewise.
81 (alpha_vms_can_eliminate): Remove alpha_sa_size call.
82 (alpha_expand_prologue): Use saved frame data. Merge integer
83 and fp register save loops.
84 (alpha_expand_epilogue): Likewise.
85 (alpha_start_function): Use saved frame data.
86 * config/alpha/alpha-protos.h (direct_return): Update.
87 (alpha_sa_size): Remove.
89 2019-06-05 Eric Botcazou <ebotcazou@adacore.com>
91 * fold-const.c (extract_muldiv_1) <PLUS_EXPR>: Do not distribute a
92 multiplication by a power-of-two value.
93 (fold_plusminus_mult_expr): Use pow2p_hwi to spot a power-of-two value
94 and turn the modulo operation into a masking operation.
96 2019-06-05 Jakub Jelinek <jakub@redhat.com>
99 * var-tracking.c (vt_expand_loc_callback): Don't create raw subregs
100 with VOIDmode inner operands.
102 2019-06-05 Richard Biener <rguenther@suse.de>
105 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
106 turn an expression graph into a tree.
108 2019-06-05 Jakub Jelinek <jakub@redhat.com>
110 * omp-expand.c (struct omp_region): Add has_lastprivate_conditional
112 (expand_parallel_call): If region->inner->has_lastprivate_conditional,
113 treat it like explicit monotonic schedule modifier.
114 (expand_omp_for): Initialize has_lastprivate_conditional.
115 If fd.lastprivate_conditional != 0, treat it like explicit monotonic
118 * omp-low.c (lower_rec_input_clauses): For lastprivate conditional
119 references, lookup in in hash map MEM_REF operand instead of the
121 (lower_omp_1): When looking for lastprivate conditional assignments,
122 handle MEM_REFs with REFERENCE_TYPE operands.
124 * omp-low.c (lower_rec_input_clauses): Force max_vf if is_simd and
125 on privatization clauses OMP_CLAUSE_DECL is privatized by reference
126 and references a VLA. Handle references to non-VLAs if is_simd
127 all privatization clauses like reductions.
128 (lower_rec_input_clauses) <case do_private, case do_firstprivate>:
129 If omp_is_reference, use always omp simd arrays and set
130 DECL_VALUE_EXPR in that case, if lower_rec_simd_input_clauses
131 fails, emit reference initialization.
133 2019-06-05 Hongtao Liu <hongtao.liu@intel.com>
136 * config/i386/avx512dqintrin.h (_mm_mask_fpclass_ss_mask,
137 _mm_mask_fpclass_sd_mask): New intrinsics.
138 (_mm_fpclass_ss_mask, _mm_fpclass_sd_mask): Modified, use new builtins.
139 * config/i386/i386-builtin.def
140 (__builtin_ia32_fpclassss_mask, __builtin_ia32_fpclasssd_mask):
142 (__builtin_ia32_fpclassss, __builtin_ia32_fpclasssd): Deleted.
143 * config/i386/i386-builtin-types.def (DEF_FUNCTION_TYPE (QI, V2DF, INT),
144 DEF_FUNCTION_TYPE (QI, V4SF, INT)): Deleted.
145 * config/i386/i386-expand.c (case QI_FTYPE_V4SF_INT,
146 case QI_FTYPE_V2SF_INT): Ditto.
148 (define_insn "avx512dq_vmfpclass<mode><mask_scalar_merge_name>):
149 Extended to insnstructions with mask operands.
151 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
153 * config/rs6000/constraints.md (define_register_constraint "wp"):
155 (define_register_constraint "wq"): Delete.
156 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
157 (rs6000_init_hard_regno_mode_ok): Adjust.
158 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
159 RS6000_CONSTRAINT_wp and RS6000_CONSTRAINT_wq.
160 * config/rs6000/vsx.md (define_mode_attr VSr3): Delete.
161 (define_mode_attr VSa): Delete.
162 (define_mode_attr VSisa): New.
163 (rest of file): Adjust.
164 * doc/md.texi (Machine Constraints): Adjust.
166 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
168 * config/rs6000/rs6000.md (define_attr "isa"): Add p9kf and p9tf.
169 (define_attr "enabled"): Handle those new isa values.
171 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
173 * config/rs6000/vsx.md (define_mode_attr VSr4): Delete.
174 (define_mode_attr VSr5): Delete.
175 (define_mode_attr VStype_sqrt): Delete.
176 (define_mode_iterator VSX_SPDP): Delete.
177 (define_mode_attr VS_spdp_res): Delete.
178 (define_mode_attr VS_spdp_insn): Delete.
179 (define_mode_attr VS_spdp_type): Delete.
180 (*vsx_sqrt<mode>2): Adjust.
181 (vsx_<VS_spdp_insn>): Delete, split to...
182 (vsx_xscvdpsp): ... this. New. And...
183 (vsx_xvcvspdp): ... this. New. And...
184 (vsx_xvcvdpsp): ... this. New.
186 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
188 * config/rs6000/rs6000.md (define_mode_attr sd): Add values for V4SF
190 * config/rs6000/vsx.md (define_mode_attr VSs): Delete.
191 (rest of file): Adjust.
193 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
195 * config/rs6000/vsx.md (vsx_<VS_spdp_insn>): Use wa instead of <VSa>.
196 (vsx_extract_<mode>_var): Ditto.
198 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
200 * config/rs6000/vsx.md: Replace all <VSa> that are used with VSX_TI
203 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
205 * config/rs6000/constraints.md (define_register_constraint "ww"):
207 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
208 (rs6000_init_hard_regno_mode_ok): Adjust.
209 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
210 RS6000_CONSTRAINT_ww.
211 * config/rs6000/rs6000.md: Adjust.
212 * config/rs6000/vsx.md: Adjust.
213 * doc/md.texi (Machine Constraints): Adjust.
215 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
217 * config/rs6000/rs6000.md (SFDF, SFDF2): Adjust comments.
218 (define_mode_attr sd): New.
219 (define_mode_attr s): New.
220 (define_mode_attr Ftrad): Delete.
221 (define_mode_attr Fvsx): Delete.
222 (define_mode_attr Fs): Delete.
223 (rest of file): Use the new mode attributes.
224 * config.rs6000/vsx.md: Use the new mode attributes.
226 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
228 * config/rs6000/vsx.md: Replace all <VSa> that are used with VSX_W
231 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
233 * config/rs6000/vsx.md (define_mode_attr VSr2): Delete.
234 (rest of file): Replace all <VSa>, <VSr>, <VSr2>, and <VSr3> that are
235 used with VSX_B, VSX_D, or VSX_F, with just "wa".
237 2019-06-04 Bill Schmidt <wschmidt@linux.ibm.com>
240 * config/rs6000/altivec.h: Don't #define vector, pixel, bool for
241 C++ with strict ANSI requirements.
243 2019-06-04 Marc Glisse <marc.glisse@inria.fr>
245 * tree-ssa-loop-niter.c (number_of_iterations_ne): Skip
246 computations when step is 1.
248 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
250 * config/rs6000/constraints.md (define_register_constraint "wf"):
252 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
253 (rs6000_init_hard_regno_mode_ok): Adjust.
254 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
255 RS6000_CONSTRAINT_wf.
256 * config/rs6000/rs6000.md: Adjust.
257 * config/rs6000/vsx.md: Adjust.
258 * doc/md.texi (Machine Constraints): Adjust.
260 2019-06-04 Andrew Pinski <apinski@marvell.com>
262 * config/aarch64/aarch64.c (aarch64_asan_shadow_offset):
265 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
267 * config/rs6000/constraints.md (define_register_constraint "wd"):
269 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
270 (rs6000_init_hard_regno_mode_ok): Adjust.
271 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
272 RS6000_CONSTRAINT_wd.
273 * config/rs6000/rs6000.md: Adjust.
274 * config/rs6000/vsx.md: Adjust.
275 * doc/md.texi (Machine Constraints): Adjust.
277 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
279 * config/rs6000/rs6000.md (define_mode_attr Fv2): Delete.
280 (rest of file): Adjust.
282 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
284 * config/rs6000/vsx.md (define_mode_attr VS_64reg): Delete.
285 (*vsx_extract_<P:mode>_<VSX_D:mode>_load): Adjust.
286 (vsx_splat_<mode>_reg): Adjust.
288 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
290 * config/rs6000/constraints.md (define_register_constraint "ws"):
292 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
293 (rs6000_init_hard_regno_mode_ok): Adjust.
294 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
295 RS6000_CONSTRAINT_ws.
296 * config/rs6000/rs6000.md: Adjust.
297 * config/rs6000/vsx.md: Adjust.
298 * doc/md.texi (Machine Constraints): Adjust.
300 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
302 * config/rs6000/constraints.md (define_register_constraint "wv"):
304 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
305 (rs6000_init_hard_regno_mode_ok): Adjust.
306 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
307 RS6000_CONSTRAINT_wv.
308 * config/rs6000/rs6000.md: Adjust.
309 * config/rs6000/vsx.md: Adjust.
310 * doc/md.texi (Machine Constraints): Adjust.
312 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
314 * config/rs6000/constraints.md (define_register_constraint "wi"):
316 (define_register_constraint "wt"): Delete.
317 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
318 (rs6000_init_hard_regno_mode_ok): Adjust.
319 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
320 RS6000_CONSTRAINT_wi and RS6000_CONSTRAINT_wt.
321 * config/rs6000/rs6000.md: Adjust.
322 * config/rs6000/vsx.md: Adjust.
323 * doc/md.texi (Machine Constraints): Adjust.
325 2019-06-04 Szabolcs Nagy <szabolcs.nagy@arm.com>
327 * config/aarch64/aarch64-protos.h (aarch64_asm_output_external): Remove
329 * config/aarch64/aarch64.c (aarch64_asm_output_external): Call
330 default_elf_asm_output_external.
332 2019-06-04 Martin Liska <mliska@suse.cz>
334 * ipa-icf.c (INCLUDE_LIST): Remove.
335 (sem_item_optimizer::execute): Remove call to init_wpa.
336 * ipa-icf.h (init_wpa): Remove.
338 2019-06-04 Jakub Jelinek <jakub@redhat.com>
340 * gimplify.c (gimplify_scan_omp_clauses): Don't sorry_at on lastprivate
341 conditional on combined for simd.
342 * omp-low.c (struct omp_context): Add combined_into_simd_safelen0
344 (lower_rec_input_clauses): For gimple_omp_for_combined_into_p max_vf 1
345 constructs, don't remove lastprivate_conditional_map, but instead set
346 ctx->combined_into_simd_safelen0 and adjust hash_map, so that it points
347 to parent construct temporaries.
348 (lower_lastprivate_clauses): Handle ctx->combined_into_simd_safelen0
349 like !ctx->lastprivate_conditional_map.
350 (lower_omp_1) <case GIMPLE_ASSIGN>: If up->combined_into_simd_safelen0,
351 use up->outer context instead of up.
352 * omp-expand.c (expand_omp_for_generic): Perform cond_var bump even if
353 gimple_omp_for_combined_p.
354 (expand_omp_for_static_nochunk): Likewise.
355 (expand_omp_for_static_chunk): Add forgotten cond_var bump that was
356 probably moved over into expand_omp_for_generic rather than being copied
359 2019-06-04 Martin Liska <mliska@suse.cz>
361 * value-prof.c (dump_histogram_value): Fix typo.
362 (gimple_mod_subtract_transform): Likewise.
364 2019-06-04 Richard Biener <rguenther@suse.de>
367 * tree-chrec.c (chrec_contains_symbols): Add to visited.
368 (tree_contains_chrecs): Likewise.
369 (chrec_contains_symbols_defined_in_loop): Move here and avoid
370 exponential behaivor from ...
371 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
373 (expression_expensive_p): Avoid exponential behavior and compute
374 expanded size, rejecting any expansion.
375 * tree-ssa-loop-ivopts.c (abnormal_ssa_name_p): Remove.
376 (idx_contains_abnormal_ssa_name_p): Likewise.
377 (contains_abnormal_ssa_name_p_1): New helper for walk_tree.
378 (contains_abnormal_ssa_name_p): Simplify and use
379 walk_tree_without_duplicates.
381 2019-06-04 Richard Biener <rguenther@suse.de>
383 PR tree-optimization/90738
385 2019-06-03 Richard Biener <rguenther@suse.de>
387 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
388 full reference tree and record in ref->ref.
389 (vn_reference_lookup_3): Pass in original ref to
390 ao_ref_init_from_vn_reference.
391 (vn_reference_lookup): Likewise.
392 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
393 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
394 Handle non-decl bases in the original reference.
396 2019-06-04 Martin Liska <mliska@suse.cz>
398 * ipa-icf.c (sem_item_optimizer::add_item_to_class): Count
399 number of references.
400 (sem_item_optimizer::do_congruence_step):
401 (sem_item_optimizer::worklist_push): Dump how references
403 (sem_item_optimizer::worklist_pop): Use heap.
404 (sem_item_optimizer::process_cong_reduction): Likewise.
405 * ipa-icf.h: Use fibonacci_heap insteam of std::list.
407 2019-06-04 Martin Liska <mliska@suse.cz>
409 * ipa-icf.h (struct sem_usage_pair_hash): New.
410 (sem_usage_pair_hash::hash): Likewise.
411 (sem_usage_pair_hash::equal): Likewise.
412 (struct sem_usage_hash): Likewise.
413 * ipa-icf.c (sem_item::sem_item): Initialize
415 (sem_item::add_reference): Register a reference
416 in ref_map and not in target->usages.
417 (sem_item::setup): Remove initialization of
419 (sem_item::~sem_item): Remove usage of dead vectors.
420 (sem_item::dump): Remove dump of references.
421 (sem_item_optimizer::sem_item_optimizer): Initialize
423 (sem_item_optimizer::read_section): Remove useless
425 (sem_item_optimizer::parse_funcs_and_vars): Likewise here.
426 (sem_item_optimizer::build_graph): Pass m_references
428 (sem_item_optimizer::verify_classes): Remove usage of dead
430 (sem_item_optimizer::traverse_congruence_split): Return true
431 when a class is split.
432 (sem_item_optimizer::do_congruence_step_for_index): Use
433 hash_map for look up of (sem_item *, index). That brings
434 significant speed up.
435 (sem_item_optimizer::do_congruence_step): Return true
436 when a split is done.
437 (congruence_class::is_class_used): Use referenced_by_count.
439 2019-06-04 Alan Modra <amodra@gmail.com>
442 * config/rs6000/rs6000.c (rs6000_call_aix): Correct r271753 merge
445 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
447 * config/rs6000/rs6000.h (MASK_MFPGPR): Delete.
448 * config/rs6000/rs6000.c (direct_move_p): Adjust.
449 (rs6000_secondary_reload_simple_move): Adjust.
450 (rs6000_opt_masks): Neuter the "mfpgpr" option.
451 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Adjust.
452 * config/rs6000/rs6000-cpus.def (ISA_2_5_MASKS_EMBEDDED): Adjust
455 * config/rs6000/rs6000.md (floatsi<mode>2_lfiwax): Adjust.
456 (floatunssi<mode>2_lfiwzx): Adjust.
457 (fix_trunc<mode>si2_stfiwx): Adjust.
458 (fixuns_trunc<mode>si2_stfiwx): Adjust.
459 * config/rs6000/rs6000.opt (mno-mfpgpr): New.
460 (mfpgpr): Mark as deprecated.
461 * doc/extend.texi (PowerPC Function Attributes): Delete mfpgpr.
462 (Basic PowerPC Built-in Functions Available on ISA 2.05): Adjust.
463 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete -mmfpgpr.
465 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
467 * config/rs6000/constraints.md (define_register_constraint "wg"):
469 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
470 RS6000_CONSTRAINT_wg.
471 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
472 (rs6000_init_hard_regno_mode_ok): Adjust.
473 * config/rs6000/rs6000.md (*mov<mode>_softfloat32, *movdi_internal64):
474 Delete "wg" alternatives.
475 * doc/md.texi (Machine Constraints): Adjust.
477 2019-06-03 Alan Modra <amodra@gmail.com>
479 * bb-reorder.c (copy_bb_p): Don't overflow size calculation.
480 (get_uncond_jump_length): Assert length less than INT_MAX and
483 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
486 * builtins.c (expand_builtin_longjmp): Add frame clobbers and schedule
488 (expand_builtin_nonlocal_goto): Likewise.
490 2019-06-03 Szabolcs Nagy <szabolcs.nagy@arm.com>
492 * config/aarch64/aarch64-protos.h (aarch64_asm_output_alias): Declare.
493 (aarch64_asm_output_external): Declare.
494 * config/aarch64/aarch64.c (aarch64_asm_output_variant_pcs): New.
495 (aarch64_declare_function_name): Call aarch64_asm_output_variant_pcs.
496 (aarch64_asm_output_alias): New.
497 (aarch64_asm_output_external): New.
498 * config/aarch64/aarch64.h (ASM_OUTPUT_DEF_FROM_DECLS): Define.
499 (ASM_OUTPUT_EXTERNAL): Define.
501 2019-06-03 Aldy Hernandez <aldyh@redhat.com>
502 * tree-vrp.h (value_range_base::nonzero_p): New.
503 (value_range_base::set_nonnull): Rename to...
504 (value_range_base::set_nonzero): ...this.
505 (value_range_base::set_null): Rename to...
506 (value_range_base::set_zero): ...this.
507 (value_range::set_nonnull): Remove.
508 (value_range::set_null): Remove.
509 * tree-vrp.c (range_is_null): Remove.
510 (range_is_nonnull): Remove.
511 (extract_range_from_binary_expr): Use value_range_base::*zero_p
512 instead of range_is_*null.
513 (extract_range_from_unary_expr): Same.
514 (value_range_base::set_nonnull): Rename to...
515 (value_range_base::set_nonzero): ...this.
516 (value_range::set_nonnull): Remove.
517 (value_range_base::set_null): Rename to...
518 (value_range_base::set_zero): ...this.
519 (value_range::set_null): Remove.
520 (extract_range_from_binary_expr): Rename set_*null uses to
522 (extract_range_from_unary_expr): Same.
523 (union_helper): Same.
524 * vr-values.c (get_value_range): Use set_*zero instead of
526 (vr_values::extract_range_from_binary_expr): Same.
527 (vr_values::extract_range_basic): Same.
529 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
532 * opts.c (parse_and_check_align_values): Allow 4 alignment values.
534 2019-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
536 * config/aarch64/iterators.md (MAX_OPP): New code attr.
537 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Rename to...
538 (aarch64_<su>abd<mode>_3): ... This.
539 (<sur>sadv16qi): Add TARGET_DOTPROD expansion.
541 2019-06-03 Richard Biener <rguenther@suse.de>
543 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
544 full reference tree and record in ref->ref.
545 (vn_reference_lookup_3): Pass in original ref to
546 ao_ref_init_from_vn_reference.
547 (vn_reference_lookup): Likewise.
548 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
549 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
550 Handle non-decl bases in the original reference.
552 2019-06-03 Martin Liska <mliska@suse.cz>
554 * doc/generic.texi: Remove Java Trees.
556 2019-06-03 Martin Liska <mliska@suse.cz>
558 * fold-const.c (operand_equal_p): Fix typo as compare_tree_int
559 returns 0 when operands are equal.
561 2019-06-03 Richard Biener <rguenther@suse.de>
563 PR tree-optimization/90716
564 * tree-loop-distribution.c (destroy_loop): Process blocks in
567 2019-06-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
570 * vector-builder.h (vector_builder::count_dups): New method.
571 * config/aarch64/aarch64-protos.h (aarch64_expand_sve_vector_init):
573 * config/aarch64/aarch64/sve.md (aarch64_sve_rev64<mode>): Use @.
574 (vec_init<mode><Vel>): New pattern.
575 * config/aarch64/aarch64.c (emit_insr): New function.
576 (aarch64_sve_expand_vector_init_handle_trailing_constants): Likewise.
577 (aarch64_sve_expand_vector_init_insert_elems): Likewise.
578 (aarch64_sve_expand_vector_init_handle_trailing_same_elem): Likewise.
579 (aarch64_sve_expand_vector_init): Define two overloaded functions.
581 2019-06-03 Alejandro Martinez <alejandro.martinezvicente@arm.com>
583 PR tree-optimization/90681
584 * internal-fn.c (mask_load_direct): Mark as non-vectorizable again.
585 * tree-vect-slp.c (vect_build_slp_tree_1): Add masked loads as a
586 special case for SLP, but fail on non-groupped loads.
588 2019-06-03 Martin Liska <mliska@suse.cz>
590 * cfg.c (debug): Use TDF_DETAILS for debug and
591 print edge info only once.
593 2019-06-02 Thomas Koenig <tkoenig@gcc.gnu.org>
596 * predict.def (PRED_FORTRAN_CONTIGUOUS): New predictor.
598 2019-06-01 Martin Sebor <msebor@redhat.com>
601 * tree-pretty-print.c (dump_generic_node): Add parentheses.
603 2019-05-31 Jan Hubicka <jh@suse.cz>
605 * alias.c: Include ipa-utils.h.
606 (get_alias_set): Try to complete ODR type via ODR type hash lookup.
607 * ipa-devirt.c (prevailing_odr_type): New.
608 * ipa-utils.h (previaling_odr_type): Declare.
610 2019-05-31 H.J. Lu <hongjiu.lu@intel.com>
611 Hongtao Liu <hongtao.liu@intel.com>
614 * config/i386/i386-features.c (rest_of_insert_endbranch): Remove
615 NOTE_INSN_DELETED_LABEL check.
617 2019-05-31 Prachi Godbole <prachi.godbole@imgtec.com>
618 Robert Suchanek <robert.suchanek@mips.com>
620 * config/mips/mips.c (mips_expand_builtin_insn): Swap the 1st
621 and 3rd operands of the fmadd/fmsub/maddv builtin.
623 2019-05-31 Jakub Jelinek <jakub@redhat.com>
625 * tree.h (OMP_CLAUSE__CONDTEMP__ITER): Define.
626 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
627 on OMP_SIMD if not nested inside of worksharing loop that also has
628 lastprivate conditional clause for the same decl.
629 (gimplify_omp_for): Add _condtemp_ clauses to OMP_SIMD if needed.
630 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_ also
632 (lower_rec_input_clauses): Likewise. Handle lastprivate conditional
634 (lower_lastprivate_conditional_clauses): Handle lastprivate conditional
636 (lower_lastprivate_clauses): Likewise.
637 (lower_omp_sections): Call lower_lastprivate_conditional_clauses before
638 calling lower_rec_input_clauses.
639 (lower_omp_for): Likewise.
640 (lower_omp_1): Use first rather than second OMP_CLAUSE__CONDTEMP_
641 clause on simd construct.
642 * omp-expand.c (expand_omp_simd): Initialize cond_var if
643 OMP_CLAUSE__CONDTEMP_ clause is present.
645 * omp-low.c (lower_rec_simd_input_clauses): Set TREE_THIS_NOTRAP on
648 2019-05-31 Xiong Hu Luo <luoxhu@linux.ibm.com>
651 * c-format.c (print_char_table, scanf_char_table): Replace BADLEN with
652 TEX_D32, TEX_D64 or TEX_D128.
654 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
656 * match.pd (~(vec?cst1:cst2)): New transformation.
658 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
660 * match.pd (X/[ex]D<Y/[ex]D): Handle negative denominator.
661 ((size_t)(A /[ex] B) CMP C): New transformation.
663 2019-05-31 Richard Sandiford <richard.sandiford@arm.com>
665 * doc/md.texi: Document define_insn_and_rewrite.
666 * rtl.def (DEFINE_INSN_AND_REWRITE): New rtx code.
667 * gensupport.c (queue_elem): Update comment.
668 (replace_operands_with_dups): New function.
669 (gen_rewrite_sequence): Likewise.
670 (process_rtx): Handle DEFINE_INSN_AND_REWRITE.
671 * read-rtl.c (apply_subst_iterator): Likewise.
672 (add_condition_to_rtx, named_rtx_p): Likewise.
673 (rtx_reader::read_rtx_operand): Likewise.
674 * config/aarch64/aarch64-sve.md
675 (while_ult<GPI:mode><PRED_ALL:mode>_cc): Rename to...
676 (*while_ult<GPI:mode><PRED_ALL:mode>_cc): ...this and use
677 define_insn_and_rewrite.
678 (*cond_<optab><mode>_any): Turn into define_insn_and_rewrites.
679 Remove separate define_split.
681 2019-05-31 Jan Hubicka <jh@suse.cz>
683 * tree-ssa-alias.c (type_has_components_p): New function.
684 (aliasing_component_refs_p): Use it.
686 2019-05-31 Martin Liska <mliska@suse.cz>
688 * gdbhooks.py: Add const_tree to TreePrinter.
690 2019-05-31 Thomas De Schampheleire <thomas.de_schampheleire@nokia.com>
693 * common.opt (feliminate-unused-debug-symbols): Enable by default.
694 * doc/invoke.texi (Debugging Options): Document new default of
695 -feliminate-unused-debug-symbols and remove restriction to 'stabs'.
697 2019-05-31 Jakub Jelinek <jakub@redhat.com>
699 PR tree-optimization/90671
700 * tree-ssa-threadupdate.c (ssa_create_duplicates): If
701 template_block used to be empty on the first call, don't use
702 gsi_split_seq_after and gsi_insert_seq_after, but remember whole
703 seq with bb_seq and set it with set_bb_seq.
705 2019-05-31 Iain Sandoe <iain@sandoe.co.uk>
707 * config/i386/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
709 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
710 Michael Meissner <meissner@linux.ibm.com>
712 * config/rs6000/predicates.md (pcrel_address): New define_predicate.
713 (prefixed_mem_operand): Likewise.
714 (non_prefixed_mem_operand): Likewise.
715 * config/rs6000/rs6000-protos.h (rs6000_prefixed_address): New
717 * config/rs6000/rs6000.c (print_operand_address): Handle
718 PC-relative addresses.
719 (mode_supports_prefixed_address_p): New function.
720 (rs6000_prefixed_address): New function.
721 * config/rs6000/rs6000.h (SYMBOL_FLAG_PCREL): New #define.
722 (SYMBOL_REF_PCREL_P): Likewise.
724 2019-05-30 Jakub Jelinek <jakub@redhat.com>
726 * gimplify.c (enum gimplify_omp_var_data): Add GOVD_CONDTEMP.
727 (gimplify_adjust_omp_clauses_1): Handle GOVD_CONDTEMP.
728 (gimplify_omp_for): If worksharing loop with lastprivate conditional
729 is nested inside of parallel region, add _condtemp_ clause to both.
730 * tree-nested.c (convert_nonlocal_omp_clauses,
731 convert_local_omp_clauses): Ignore OMP_CLAUSE__CONDTEMP_ instead of
733 * omp-general.h (struct omp_for_data): Add have_pointer_condtemp
735 * omp-general.c (omp_extract_for_data): Compute it.
736 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_.
737 (lower_rec_input_clauses): Likewise.
738 (lower_lastprivate_conditional_clauses): If OMP_CLAUSE__CONDTEMP_
739 clause is already present, just add one further one after it.
740 (lower_lastprivate_clauses): Handle cond_ptr with array type.
741 (lower_send_shared_vars): Clear _condtemp_ vars.
742 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle target data like critical
743 or section or taskgroup.
744 * omp-expand.c (determine_parallel_type): Disallow combining only if
745 first OMP_CLAUSE__CONDTEMP_ has pointer type. Disallow combining
746 of parallel sections if OMP_CLAUSE__CONDTEMP_ is present.
747 (expand_omp_for_generic, expand_omp_for_static_nochunk,
748 expand_omp_for_static_chunk, expand_omp_for): Use
749 fd->have_pointer_condtemp instead of fd->lastprivate_conditional to
750 determine if a special set of API routines are needed and if condtemp
751 needs to be initialized, while always initialize cond_var if
752 fd->lastprivate_conditional is non-zero.
754 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
755 Michael Meissner <meissner@linux.ibm.com>
757 * config/rs6000/constraints.md (eI): New constraint.
758 * config/rs6000/predicates.md (cint34_operand): New predicate.
759 * config/rs6000/rs6000.h (SIGNED_16BIT_OFFSET_P): New #define.
760 (SIGNED_34BIT_OFFSET_P): Likewise.
761 * doc/md.texi (eI): Document constraint.
763 2019-05-30 Sylvia Taylor <sylvia.taylor@arm.com>
765 * config/aarch64/aarch64-sve.md (*fabd<mode>3): New.
767 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
768 Michael Meissner <meissner@linux.ibm.com>
770 * rs6000-cpus.def (OTHER_FUSION_MASKS): New #define.
771 (ISA_3_0_MASKS_SERVER): Mask off OTHER_FUSION_MASKS.
772 (ISA_3_0_MASKS_IEEE): Remove OPTION_MASK_DIRECT_MOVE.
773 (ISA_FUTURE_MASKS_SERVER): Add OPTION_MASK_PREFIXED_ADDR.
774 (OTHER_FUTURE_MASKS): Likewise.
775 (POWERPC_MASKS): Likewise.
776 * rs6000.c (rs6000_option_override_internal): Error if -mpcrel is
777 specified without -mprefixed-addr or -mcpu=future. Error if
778 -mprefixed-addr is specified without -mcpu=future.
779 (rs6000_opt_masks): Add entry for prefixed-addr.
780 * rs6000.opt (mprefixed-addr): New option.
782 2019-05-30 Sam Tebbs <sam.tebbs@arm.com>
784 * aarch64/aarch64.c (aarch64_post_cfi_startproc): Add
785 cfun->is_thunk check.
787 2019-05-30 Jakub Jelinek <jakub@redhat.com>
789 * tree-predcom.c (is_inv_store_elimination_chain): Fix a typo - lenght
792 2019-05-30 Martin Liska <mliska@suse.cz>
794 * gdbinit.in: Fix 'ptc' command. Add trt
795 that prints TREE_TYPE($).
797 2019-05-29 Bill Schmidt <wschmidt@linux.ibm.com>
798 Alan Modra <amodra@gmail.com>
800 * config/rs6000/rs6000.c (rs6000_call_template_1): Handle pcrel
802 (rs6000_indirect_call_template_1): ...and here.
803 (rs6000_pltseq_template): Handle plt_pcrel34. Rework tocsave,
804 plt16_ha, plt16_lo, mtctr indirect calls. Use
806 (rs6000_decl_ok_for_sibcall): New function.
807 (rs6000_function_ok_for_sibcall): Refactor.
808 (rs6000_longcall_ref): Use UNSPEC_PLT_PCREL when pcrel.
809 (rs6000_call_aix): Don't emit toc restore rtl for indirect calls
810 when pcrel. Reorganize.
811 (rs6000_sibcall_aix): Don't add r2 to function usage when pcrel.
812 * rs6000.h (rs6000_pltseq_enum): New enum.
813 * rs6000.md (UNSPEC_PLT_PCREL): New unspec.
814 (*pltseq_tocsave): Use rs6000_pltseq_enum.
815 (*pltseq_plt16_ha): Likewise.
816 (*pltseq_plt16_lo): Likewise.
817 (*pltseq_mtctr): Likewise.
818 (*pltseq_plt_pcrel): New insn.
819 (*call_local_aix): Handle @notoc calls.
820 (*call_value_local_aix): Likewise.
821 (*call_nonlocal_aix): Adjust lengths for pcrel calls.
822 (*call_value_nonlocal_aix): Likewise.
823 (*call_indirect_pcrel): New insn.
824 (*call_value_indirect_pcrel): Likewise.
827 2019-05-29 Uroš Bizjak <ubizjak@gmail.com>
829 * config/i386/sse.md (*save_multiple<mode>): Rename from
831 (*restore_multiple<mode>): Rename from restore_multiple<mode>.
832 (*restore_multiple_and_return<mode>): Rename from
833 restore_multiple_and_return<mode>.
834 (*restore_multiple_leave_return<mode>): Rename from
835 restore_multiple_leave_return<mode>.
837 2019-05-29 Yoshinori Sato <ysato@users.sourceforge.jp>
839 * config.gcc (rx-*-linux*): New target.
840 * config/rx/elf.opt: New file.
841 * config/rx/linux.h: Likewise.
842 * config/rx/t-linux: Likewise.
843 * config/rx/rx.c (TARGET_SAVE_ACC_REGISTER): If not defined,
845 * config/rx/rx.h (ASM_APP_ON): Allow to be overridden.
846 (ASM_APP_OFF): Likewise.
847 * config/rx/rx.opt: Drop -msim and -mas100-syntax, they were
850 2019-05-29 Jan Hubicka <jh@suse.cz>
852 * tree-ssa-alias.c (same_type_for_tbaa): Return ture if main
853 variants are pointer equivalent.
855 2019-05-29 Alejandro Martinez <alejandro.martinezvicente@arm.com>
857 * config/aarch64/aarch64-c.c: Added TARGET_SVE2.
858 * config/aarch64/aarch64-sve2.md: New file.
859 (<u>avg<mode>3_floor): New pattern.
860 (<u>avg<mode>3_ceil): Likewise.
861 (*<sur>h<addsub><mode>): Likewise.
862 * config/aarch64/aarch64.h: Added AARCH64_ISA_SVE2 and TARGET_SVE2.
863 * config/aarch64/aarch64.md: Include aarch64-sve2.md.
865 2019-05-29 Jakub Jelinek <jakub@redhat.com>
868 * optc-save-gen.awk: In cl_optimization_print, use correct condition
869 for var_opt_string printing. In cl_optimization_print_diff, print
870 (null) instead of invoking undefined behavior if one of the
871 var_opt_string pointers is NULL and use && instead of first || in the
872 guarding condition. For var_target_other options, handle const char *
873 target variables similarly to const char * optimize node variables.
875 2019-05-29 Sam Tebbs <sam.tebbs@arm.com>
877 * config/aarch64/aarch64-builtins.c (aarch64_builtins): Add
878 AARCH64_PAUTH_BUILTIN_AUTIB1716 and AARCH64_PAUTH_BUILTIN_PACIB1716.
879 * config/aarch64/aarch64-builtins.c (aarch64_init_pauth_hint_builtins):
880 Add autib1716 and pacib1716 initialisation.
881 * config/aarch64/aarch64-builtins.c (aarch64_expand_builtin): Add checks
882 for autib1716 and pacib1716.
883 * config/aarch64/aarch64-protos.h (aarch64_key_type,
884 aarch64_post_cfi_startproc): Define.
885 * config/aarch64/aarch64-protos.h (aarch64_ra_sign_key): Define extern.
886 * config/aarch64/aarch64.c (aarch64_handle_standard_branch_protection,
887 aarch64_handle_pac_ret_protection): Set default sign key to A.
888 * config/aarch64/aarch64.c (aarch64_expand_epilogue,
889 aarch64_expand_prologue): Add check for b-key.
890 * config/aarch64/aarch64.c (aarch64_ra_sign_key,
891 aarch64_post_cfi_startproc, aarch64_handle_pac_ret_b_key): Define.
892 * config/aarch64/aarch64.h (TARGET_ASM_POST_CFI_STARTPROC): Define.
893 * config/aarch64/aarch64.c (aarch64_pac_ret_subtypes): Add "b-key".
894 * config/aarch64/aarch64.md (unspec): Add UNSPEC_AUTIA1716,
895 UNSPEC_AUTIB1716, UNSPEC_AUTIASP, UNSPEC_AUTIBSP, UNSPEC_PACIA1716,
896 UNSPEC_PACIB1716, UNSPEC_PACIASP, UNSPEC_PACIBSP.
897 * config/aarch64/aarch64.md (do_return): Add check for b-key.
898 * config/aarch64/aarch64.md (<pauth_mnem_prefix>sp): Replace
899 pauth_hint_num_a with pauth_hint_num.
900 * config/aarch64/aarch64.md (<pauth_mnem_prefix>1716): Replace
901 pauth_hint_num_a with pauth_hint_num.
902 * config/aarch64/aarch64.opt (msign-return-address=): Deprecate.
903 * config/aarch64/iterators.md (PAUTH_LR_SP): Add UNSPEC_AUTIASP,
904 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
905 * config/aarch64/iterators.md (PAUTH_17_16): Add UNSPEC_AUTIA1716,
906 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716.
907 * config/aarch64/iterators.md (pauth_mnem_prefix): Add UNSPEC_AUTIA1716,
908 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716, UNSPEC_AUTIASP,
909 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
910 * config/aarch64/iterators.md (pauth_hint_num_a): Replace
911 UNSPEC_PACI1716 and UNSPEC_AUTI1716 with UNSPEC_PACIA1716 and
912 UNSPEC_AUTIA1716 respectively.
913 * config/aarch64/iterators.md (pauth_hint_num_a): Rename to pauth_hint_num
914 and add UNSPEC_PACIBSP, UNSPEC_AUTIBSP, UNSPEC_PACIB1716, UNSPEC_AUTIB1716.
915 * doc/invoke.texi (-mbranch-protection): Add b-key type.
916 * config/aarch64/aarch64-bti-insert.c (aarch64_pac_insn_p): Rename
917 UNSPEC_PACISP to UNSPEC_PACIASP and UNSPEC_PACIBSP.
919 2019-05-29 Jakub Jelinek <jakub@redhat.com>
921 * gimplify.c (struct gimplify_omp_ctx): Add clauses member.
922 (gimplify_scan_omp_clauses): Initialize ctx->clauses.
923 (gimplify_adjust_omp_clauses_1): Transform lastprivate conditional
924 explicit clause on combined parallel into implicit shared clause.
925 (gimplify_adjust_omp_clauses): Move lastprivate conditional clause
926 and firstprivate if the decl has one too from combined parallel to
927 the worksharing construct.
929 2019-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
930 Michael Meissner <meissner@linux.ibm.com>
932 * config/rs6000/rs6000-cpus.def (OTHER_FUTURES_MASK): New #define.
934 2019-05-28 Michael Meissner <meissner@linux.ibm.com>
936 * rtl.h (LABEL_REF_P): New #define.
938 2019-05-28 John David Anglin <danglin@gcc.gnu.org>
940 * config/pa/pa.c (hppa_profile_hook): Remove offset adjustment.
942 2019-05-28 Alejandro Martinez <alejandro.martinezvicente@arm.com>
944 * internal-fn.c: Marked mask_load_direct as vectorizable.
945 * tree-data-ref.c (data_ref_compare_tree): Fixed comment typo.
946 * tree-vect-data-refs.c (can_group_stmts_p): Allow masked loads to be
947 combined even if masks different with allow_slp_p param.
948 (vect_analyze_data_ref_accesses): Mark SLP only vectorizable groups.
949 * tree-vect-loop.c (vect_dissolve_slp_only_groups): New function to
950 dissolve SLP-only vectorizable groups when SLP has been discarded.
951 (vect_analyze_loop_2): Call vect_dissolve_slp_only_groups when needed.
952 * tree-vect-slp.c (vect_get_and_check_slp_defs): Check masked loads
954 (vect_build_slp_tree_1): Fixed comment typo.
955 (vect_build_slp_tree_2): Include masks from masked loads in SLP tree.
956 * tree-vect-stmts.c (vectorizable_load): Allow vectorizaion of masked
958 * tree-vectorizer.h (_stmt_vec_info): Added flag for SLP-only
960 * tree-vectorizer.c (vec_info::new_stmt_vec_info): Likewise.
962 2019-05-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
964 * config/alpha/alpha.c [TARGET_ABI_OSF] (alpha_output_mi_thunk_osf):
965 Remove obsolete use_thunk reference.
966 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
967 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
968 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
969 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
970 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
971 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
972 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
973 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
974 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
976 2019-05-28 Nathan Sidwell <nathan@acm.org>
978 * tree.h (IDENTIFIER_ANON_P): New.
979 (anon_aggrname_format, anon_aggname_p): Don't declare.
980 (make_anon_name): Declare.
981 * lto-streamer-out.c (DFS::DFS_write_tree_body): Use IDENTIFIER_ANON_P.
982 (hash_tree): Likewise.
983 * tree-streamer-out.c (write_ts_decl_minimal_tree): Likewise.
984 * tree.c (anon_aggrname_p, anon_aggrname_format): Delete.
985 (anon_cnt, make_anon_name): New.
987 2019-05-28 Martin Liska <mliska@suse.cz>
990 * opts-global.c (decode_options): Print help for all
991 help_option_arguments.
992 * opts.c (print_help): Add new argument.
993 (common_handle_option): Remember all values into
994 help_option_arguments.
995 * opts.h (print_help): Add new argument.
997 2019-05-28 Martin Liska <mliska@suse.cz>
1000 * ipa-icf-gimple.c (func_checker::compare_loops): New function.
1001 * ipa-icf-gimple.h (func_checker::compare_loops): Likewise.
1002 (func_checker::compare_bb): Call compare_loops.
1004 2019-05-27 Jakub Jelinek <jakub@redhat.com>
1006 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
1007 on sections construct.
1008 * omp-low.c (lower_lastprivate_conditional_clauses): Handle sections
1010 (lower_omp_sections): Handle lastprivate conditional.
1011 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle sections construct with
1012 lastprivate_conditional_map.
1013 * omp-expand.c (expand_omp_sections): Handle lastprivate conditional.
1015 * omp-low.c (lower_omp_1) <case GIMPLE_ASSIGN>: Look through ordered,
1016 critical, taskgroup and section regions when looking for a region
1017 with non-NULL lastprivate_conditional_map.
1019 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
1021 * config/i386/i386.c (ix86_gen_add3): Remove indirect function.
1022 (*ix86_gen_sub3): Ditto.
1023 (*ix86_gen_sub3_carry): Ditto.
1024 (*ix86_gen_one_cmpl2): Ditto.
1025 (*ix86_gen_andsp): Ditto.
1026 (ix86_init_large_pic_reg): Use gen_add2_insn instead of ix86_gen_add3.
1027 (gen_and2_insn): New static function.
1028 (ix86_expand_prologue): Use gen_and2_insn instead of ix86_gen_andsp.
1029 Use gen_add3_insn instead of ix86_gen_add3.
1030 (ix86_expand_split_stack_prologue): Use gen_add2_insn
1031 instead of ix86_gen_add3.
1032 (legitimize_tls_address): Use gen_add2_insn instead of ix86_gen_add3.
1033 Use gen_sub3_insn instead of ix86_gen_sub3.
1034 * config/i386-expand.c (ix86_split_long_move): Use gen_add2_insn
1035 instead of ix86_gen_add3.
1036 (ix86_expand_strlensi_unroll_1): Use gen_add2_insn instead of
1037 ix86_gen_add3. Use gen_sub3_insn instead of ix86_gen_sub3.
1038 (construct_plt_address): Use gen_add2_insn instead of ix86_gen_add3.
1039 * config/i386/i386-options.c (ix86_option_override_internal):
1040 Do not initialize ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
1041 ix86_gen_one_cmpl2 and ix86_gen_andsp.
1043 2019-05-27 Eric Botcazou <ebotcazou@adacore.com>
1045 * dwarf2out.c (resolve_args_picking_1): Deal with DW_OP_GNU_addr_index
1046 and DW_OP_GNU_const_index opcodes.
1048 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
1050 * config/i386/i386.h (STACK_SIZE_MODE): Define.
1052 2019-05-27 Richard Biener <rguenther@suse.de>
1054 PR tree-optimization/90637
1055 * tree-ssa-sink.c (statement_sink_location): Honor the
1056 computed sink location for single-uses.
1058 2019-05-27 Richard Biener <rguenther@suse.de>
1061 * match.pd (vec_perm): Avoid clobbering op0 when not generating
1064 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1066 * config/i386/i386.md (@sub<mode>3_carry): Rename
1067 from sub<mode>3_carry.
1068 (@leave_<mode>): New expander.
1069 (*leave): Rename from leave.
1070 (*leave_rex64): Rename from leave_rex64.
1071 (@monitorx_<mode>): Rename from monitorx_<mode>.
1072 (@clzero_<mode>): Rename from clzero_<mode>.
1073 * config/i386/sse.md (@sse3_monitor_<mode>): Rename
1074 from sse3_monitor_<mode>.
1075 * config/i386/i386.c (ix86_gen_sub3_carry): Remove indirect function.
1076 (*ix86_gen_leave): Ditto.
1077 (*ix86_gen_monitor): Ditto.
1078 (*ix86_gen_monitorx): Ditto.
1079 (*ix86_gen_clzero): Ditto.
1080 (ix86_emit_leave): Use gen_leave instead of ix86_gen_leave.
1081 * config/i386/i386-expand.c (ix86_expand_strlensi_unroll_1):
1082 Use gen_sub3_carry instead of ix86_gen_sub3_carry.
1083 (ix86_expand_builtin) <case IX86_BUILTIN_MONITOR>:
1084 Use gen_sse3_monitor instead of ix86_gen_monitor.
1085 <case IX86_BUILTIN_MONITORX>: Use gen_monitorx
1086 instead of ix86_gen_monitorx.
1087 <case IX86_BUILTIN_CLZERO>: Use gen_clzero
1088 instead of ix86_gen_clzero.
1089 * config/i386/i386-options.c (ix86_option_override_internal):
1090 Do not initialize ix86_gen_leave, ix86_gen_sub3_carry,
1091 ix86_gen_monitor, ix86_gen_monitorx and ix86_gen_clzero.
1093 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1095 * config/i386/i386.md (@tls_global_dynamic_64_<mode>):
1096 Rename from tls_global_dynamic_64_<mode>.
1097 (@tls_local_dynamic_base_64_<mode>): Rename from
1098 tls_local_dynamic_base_64_<mode>.
1099 * config/i386/i386.c (*ix86_gen_tls_global_dynamic_64):
1100 Remove indirect function.
1101 (*ix86_gen_tls_local_dynamic_base_64): Ditto.
1102 (legitimize_tls_address): Use gen_tls_global_dynamic_64 function
1103 instead of ix86_gen_tls_global_dynamic_64.
1104 Use gen_tls_local_dynamic_base_64 instead of
1105 ix86_gen_tls_local_dynamic_base_64.
1106 * config/i386/i386-options.c (ix86_option_override_internal):
1107 Do not initialize ix86_gen_tls_global_dynamic_64 and
1108 ix86_gen_tls_local_dynamic_base_64.
1110 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1112 * config/i386/i386.md (@pro_epilogue_adjust_stack_add_<mode>)
1113 Rename from pro_epilogue_adjust_stack_<mode>_add.
1114 (@pro_epilogue_adjust_stack_sub_<mode>)
1115 Rename from pro_epilogue_adjust_stack_<mode>_sub.
1116 (@allocate_stack_worker_probe_<mode>):
1117 Rename from allocate_stack_worker_probe_<mode>.
1118 (allocate_stack): Use gen_allocate_stack_worker_probe.
1119 (probe_stack): Use gen_probe_stack_1.
1120 (@probe_stack_1_<mode>): Rename from probe_stack_<mode>.
1121 (@adjust_stack_and_probe_<mode>): Rename from
1122 adjust_stack_and_probe<mode>.
1123 (@probe_stack_range_<mode>): Rename from probe_stack_range<mode>.
1124 (stack_protect_set): Use gen_stack_protect_set_1.
1125 (@stack_protect_set_1_<mode>): Rename from stack_protect_set_<mode>.
1126 (stack_protect_test): Use gen_stack_protect_test_1.
1127 (@stack_protect_test_1_<mode>): Rename from stack_protect_test_<mode>.
1128 * config/i386/i386.c (*ix86_gen_allocate_stack_worker):
1129 Remove indirect function.
1130 (*ix86_gen_adjust_stack_and_probe): Ditto.
1131 (*ix86_gen_probe_stack_range): Ditto.
1132 (pro_epilogue_adjust_stack): Use gen_pro_epilogue_adjust_stack_add
1133 instead of gen_pro_epilogue_adjust_stack_{si,di}_add.
1134 (ix86_adjust_stack_and_probe_stack_clash): Use
1135 gen_adjust_stack_and_probe instead of ix86_gen_adjust_stack_and_probe.
1136 (ix86_adjust_stack_and_probe): Ditto.
1137 (ix86_emit_probe_stack_range): Use gen_probe_stack_range instead
1138 of ix86_gen_probe_stack_range.
1139 (ix86_expand_prologue): Use gen_pro_epilogue_adjust_stack_sub
1140 instead of gen_pro_epilogue_adjust_stack_{si,di}_sub.
1141 * config/i386/x86-tune-sched.c (ix86_macro_fusion_pair_p):
1142 Include insn-opinit.h. Use code_for_stack_protect_test_1 instead of
1143 CODE_FOR_stack_protect_test_{si,di}.
1144 * config/i386/i386-options.c (ix86_option_override_internal):
1145 Do not initialize ix86_gen_allocate_stack_worker,
1146 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
1148 2019-05-26 Gerald Pfeifer <gerald@pfeifer.com>
1150 * doc/invoke.texi (Link Options): Many editorial changes around
1153 2019-05-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1155 * doc/invoke.texi (x86 Options, -mvect8-ret-in-mem): Remove
1156 pre-Solaris 11 referene and most Studio compiler details.
1158 2019-05-24 John David Anglin <danglin@gcc.gnu.org>
1161 * config/pa/pa.c (pa_can_change_mode_class): Accept mode changes from
1162 DImode to SImode in floating-point registers on 64-bit target.
1163 * config/pa/pa.md (umulsidi3): Change nonimmediate_operand to
1164 register_operand in xmpyu patterns.
1166 2019-05-24 Jakub Jelinek <jakub@redhat.com>
1168 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__CONDTEMP_.
1169 * tree.h (OMP_CLAUSE_DECL): Use OMP_CLAUSE__CONDTEMP_ instead of
1170 OMP_CLAUSE__REDUCTEMP_.
1171 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add
1172 OMP_CLAUSE__CONDTEMP_.
1173 (walk_tree_1): Handle OMP_CLAUSE__CONDTEMP_.
1174 * tree-pretty-print.c (dump_omp_clause): Likewise.
1175 * tree-nested.c (convert_nonlocal_omp_clauses,
1176 convert_local_omp_clauses): Likewise.
1177 * gimplify.c (enum gimplify_omp_var_data): Use hexadecimal constants
1178 instead of decimal. Add GOVD_LASTPRIVATE_CONDITIONAL.
1179 (gimplify_scan_omp_clauses): Don't reject lastprivate conditional
1181 (gimplify_omp_for): Warn and disable conditional modifier from
1182 lastprivate on loop iterators.
1183 * omp-general.h (struct omp_for_data): Add lastprivate_conditional
1185 * omp-general.c (omp_extract_for_data): Initialize it.
1186 * omp-low.c (struct omp_context): Add lastprivate_conditional_map
1188 (delete_omp_context): Delete it.
1189 (lower_lastprivate_conditional_clauses): New function.
1190 (lower_lastprivate_clauses): Add BODY_P and CSTMT_LIST arguments,
1191 handle lastprivate conditional clauses.
1192 (lower_reduction_clauses): Add CLIST argument, emit it into
1193 the critical section if any.
1194 (lower_omp_sections): Adjust lower_lastprivate_clauses and
1195 lower_reduction_clauses callers.
1196 (lower_omp_for_lastprivate): Add CLIST argument, pass it through
1197 to lower_lastprivate_clauses.
1198 (lower_omp_for): Call lower_lastprivate_conditional_clauses, adjust
1199 lower_omp_for_lastprivate and lower_reduction_clauses callers, emit
1200 clist into a critical section if not emitted there already by
1201 lower_reduction_clauses.
1202 (lower_omp_taskreg, lower_omp_teams): Adjust lower_reduction_clauses
1204 (lower_omp_1): Handle GIMPLE_ASSIGNs storing into lastprivate
1205 conditional variables.
1206 * omp-expand.c (determine_parallel_type): Punt if OMP_CLAUSE__CONDTEMP_
1208 (expand_omp_for_generic, expand_omp_for_static_nochunk,
1209 expand_omp_for_static_chunk): Handle lastprivate conditional.
1210 (expand_omp_for): Handle fd.lastprivate_conditional like
1213 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
1215 * config/gcn/gcn-run.c (main): Set a non-zero return value if the
1216 kernel does not exit cleanly.
1217 * config/gcn/gcn.md (gcn_return): Insert s_waitcnt before s_dcache_wb.
1219 2019-05-24 Jason Merrill <jason@redhat.com>
1222 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
1224 2019-05-24 Richard Biener <rguenther@suse.de>
1227 * tree-loop-distribution.c (struct partition): Add location
1229 (partition_alloc): Initialize all fields.
1230 (generate_memset_builtin): Use the location recorded in the
1231 partition for the generated call.
1232 (generate_memcpy_builtin): Likewise.
1233 (classify_partition): Record the location of a single store
1234 as location for the partition.
1236 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
1238 * config/gcn/gcn.c (gcn_expand_prologue): Use gen_addsi3_scalar_carry
1241 2019-05-24 Matthew Malcomson <matthew.malcomson@arm.com>
1244 * common/config/aarch64/aarch64-common.c
1245 (aarch64_rewrite_selected_cpu): Change local temporary variable
1246 type from unsigned long to uint64_t.
1247 * config/aarch64/aarch64-protos.h (aarch64_parse_extension,
1248 aarch64_get_extension_string_for_isa_flags): Change declaration to
1249 match new definition by replacing unsigned long with uint64_t.
1251 2019-05-24 Jakub Jelinek <jakub@redhat.com>
1254 * config/i386/x86-tune-sched.c (ix86_macro_funsion_pair_p): Call
1255 gen_attr_type just once instead of 4-7 times. Formatting fixes.
1256 Handle stack_protect_test_<mode> codegen similarly to corresponding
1259 2019-05-23 Iain Sandoe <iain@sandoe.co.uk>
1261 * config/i386/darwin.h: Reject -mfentry*.
1262 * doc/sourcebuild.texi: Document mfentry target support.
1264 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1266 * config/rs6000/rs6000.c (rs6000_global_entry_point_needed_p):
1267 Rename to rs6000_global_entry_point_prologue_needed_p. Return
1268 false for PC-relative functions.
1269 (rs6000_output_function_prologue): Change called function name to
1270 rs6000_global_entry_point_prologue_needed_p. Emit ".localentry
1271 name,1" for PC-relative functions.
1272 (rs6000_elf_declare_function_name): Change called function name to
1273 rs6000_global_entry_point_prologue_needed_p.
1275 2019-05-23 Uroš Bizjak <ubizjak@gmail.com>
1278 * config/i386/i386.c (gen_rtx_cost):
1279 Use ix86_tune_cost instead of ix86_cost.
1281 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1282 Michael Meissner <meissner@linux.ibm.com>
1283 Segher Boessenkool <segher@kernel.crashing.org>
1285 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): Add
1287 (POWERPC_MASKS): Add OPTION_MASK_PCREL.
1288 * config/rs6000/rs6000-protos.h (rs6000_pcrel_p): New prototype.
1289 (rs6000_fndecl_pcrel_p): Likewise.
1290 * config/rs6000/rs6000.c (rs6000_option_override_internal): Report
1291 error if -mpcrel is requested without -mcpu=future.
1292 (rs6000_opt_masks): Add entry for pcrel.
1293 (rs6000_fndecl_pcrel_p): New function.
1294 (rs6000_pcrel_p): Likewise.
1295 * config/rs6000/rs6000.opt (mpcrel): New option.
1296 * doc/invoke.texi: Document -mpcrel and -mno-pcrel.
1298 2019-05-23 Jan Hubicka <jh@suse.cz>
1299 Martin Liska <mliska@suse.cz>
1301 PR tree-optimization/90576
1302 * tree-ssa-alias.c (compare_sizes): Remove dead calls to
1304 (aliasing_component_refs_p): Fix three way size compare conditional;
1305 give up earlier in case we can not decide on equivalence.
1307 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1308 Michael Meissner <meissner@linux.ibm.com>
1309 Segher Boessenkool <segher@kernel.crashing.org>
1311 * config.gcc: Add future cpu.
1312 * config/rs6000/driver-rs6000.c (asm_names): Add future cpu.
1313 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): New
1315 (POWERPC_MASKS): Add OPTION_MASK_FUTURE.
1316 (RS6000_CPU): New instantiation for future cpu.
1317 * config/rs6000/rs6000-opts.h (enum processor_type): Add
1319 * config/rs6000/rs6000-string.c (expand_compare_loop): Treat
1320 PROCESSOR_FUTURE like PROCESSOR_POWER9 for now.
1321 * config/rs6000/rs6000-tables.opt: Regenerate.
1322 * config/rs6000/rs6000.c (rs6000_option_override_internal): Treat
1323 PROCESSOR_FUTURE similarly to PROCESSOR_POWER9 for now.
1324 (rs6000_machine_from_flags): Handle future cpu.
1325 (rs6000_reassociation_width): Treat PROCESSOR_FUTURE like
1326 PROCESSOR_POWER9 for now.
1327 (rs6000_adjust_cost): Likewise.
1328 (rs6000_issue_rate): Likewise.
1329 (rs6000_register_move_cost): Likewise.
1330 (rs6000_opt_masks): Add entry for future.
1331 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add future cpu.
1332 (MASK_FUTURE): New #define.
1333 * config/rs6000/rs6000.md (define_attr "cpu"): Add future cpu.
1334 * config/rs6000/rs6000.opt (mfuture): New target option.
1335 * doc/invoke.texi (mcpu): Add future cpu.
1337 2019-05-23 Martin Liska <mliska@suse.cz>
1340 * tree-ssa-uninit.c (value_sat_pred_p): The result of &
1341 operation points to a temporary (pointed via tree_to_wide_ref)
1342 that is out of scope after the &.
1344 2019-05-23 Jonathan Wakely <jwakely@redhat.com>
1347 * doc/extend.texi (Function Names): Add missing word.
1349 2019-05-23 Richard Biener <rguenther@suse.de>
1351 PR tree-optimization/88440
1352 * opts.c (default_options_table): Enable -ftree-loop-distribute-patterns
1354 * tree-loop-distribution.c (generate_memset_builtin): Fold the
1356 (generate_memcpy_builtin): Likewise.
1357 (distribute_loop): Pass in whether to only distribute patterns.
1358 (prepare_perfect_loop_nest): Also allow size optimization.
1359 (pass_loop_distribution::execute): When optimizing a loop
1360 nest for size allow pattern replacement.
1362 2019-05-23 Jakub Jelinek <jakub@redhat.com>
1365 * config/i386/i386.md (stack_protect_test_<mode>): Use sub instead
1368 2019-05-23 Martin Liska <mliska@suse.cz>
1371 * gimplify.c (gimplify_target_expr): Skip TREE_STATIC target
1372 expression similarly to gimplify_decl_expr.
1374 2019-05-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1376 * cse.c (cse_dump_path): s/dump_file/f.
1378 2019-05-22 David Malcolm <dmalcolm@redhat.com>
1381 * diagnostic-format-json.cc: Include "selftest.h".
1382 (json_from_expanded_location): Only add "file" key for non-NULL
1384 (json_from_location_range): Don't add "start" and "finish"
1385 children if they are UNKNOWN_LOCATION.
1386 (selftest::test_unknown_location): New selftest.
1387 (selftest::test_bad_endpoints): New selftest.
1388 (selftest::diagnostic_format_json_cc_tests): New function.
1389 * json.cc (json::object::get): New function.
1390 (selftest::test_object_get): New selftest.
1391 (selftest::json_cc_tests): Call it.
1392 * json.h (json::object::get): New decl.
1393 * selftest-run-tests.c (selftest::run_tests): Call
1394 selftest::diagnostic_format_json_cc_tests.
1395 * selftest.h (selftest::diagnostic_format_json_cc_tests): New
1398 2019-05-22 Kwok Cheung Yeung <kcy@codesourcery.com>
1399 Andrew Stubbs <amd@codesourcery.com>
1401 * config.gcc (gcc_cv_initfini_array): Set for AMD GCN.
1402 * config/gcn/gcn-run.c (init_array_kernel, fini_array_kernel): New.
1403 (kernel): Rename to...
1404 (main_kernel): ... this.
1405 (load_image): Load _init_array and _fini_array kernels.
1406 (run): Add argument for kernel to run.
1407 (main): Run init_array_kernel before main_kernel, and
1408 fini_array_kernel after.
1409 * config/gcn/gcn.c (gcn_handle_amdgpu_hsa_kernel_attribute): Allow
1410 amdgpu_hsa_kernel attribute on functions.
1411 (gcn_disable_constructors): Delete.
1412 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): Delete.
1413 * config/gcn/crt0.c (size_t): Define.
1414 (_init_array, _fini_array): New.
1415 (__preinit_array_start, __preinit_array_end,
1416 __init_array_start, __init_array_end,
1417 __fini_array_start, __fini_array_end): Declare weak references.
1419 2019-05-22 Andrew Stubbs <ams@codesourcery.com>
1421 * config/gcn/gcn.c (gcn_trampoline_init): Call "sorry" on GCN5.
1423 2019-05-22 Jason Merrill <jason@redhat.com>
1425 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
1427 2019-05-22 H.J. Lu <hongjiu.lu@intel.com>
1430 * config/i386/i386-options.c (ix86_init_machine_status): Set
1431 stack_frame_required to true.
1432 * config/i386/i386.c (ix86_get_frame_size): New function.
1433 (ix86_frame_pointer_required): Replace get_frame_size with
1434 ix86_get_frame_size.
1435 (ix86_compute_frame_layout): Likewise.
1436 (ix86_find_max_used_stack_alignment): Changed to void. Set
1437 stack_frame_required.
1438 (ix86_finalize_stack_frame_flags): Always call
1439 ix86_find_max_used_stack_alignment. Replace get_frame_size with
1440 ix86_get_frame_size.
1441 * config/i386/i386.h (machine_function): Add stack_frame_required.
1443 2019-05-22 Uroš Bizjak <ubizjak@gmail.com>
1445 * config/i386/sse.md (sse_cvtpi2ps): Use TARGET_MMX in insn condition.
1447 2019-05-22 Matthew Malcomson <matthew.malcomson@arm.com>
1449 * common/config/aarch64/aarch64-common.c
1450 (struct aarch64_option_extension, struct processor_name_to_arch,
1451 struct arch_to_arch_name, aarch64_parse_extension, opt_ext_cmp,
1452 aarch64_contains_opt,
1453 aarch64_get_extension_string_for_isa_flags): Change type of
1454 variables storing flags to uint64_t.
1455 * config/aarch64/aarch64-option-extensions.def (sve2, sve2-sm4,
1456 sve2-aes, sve2-sha3, bitperm): New optional SVE2 extension flags.
1457 * config/aarch64/aarch64.c (struct processor,
1458 aarch64_parse_arch, aarch64_parse_cpu, aarch64_validate_mcpu,
1459 aarch64_validate_march, aarch64_override_options,
1460 aarch64_option_print, aarch64_handle_attr_isa_flags,
1461 aarch64_declare_function_name, aarch64_start_file): Make flag
1463 * config/aarch64/aarch64.h (AARCH64_FL_SVE2, AARCH64_FL_SVE2_AES,
1464 AARCH64_FL_SVE2_SM4, AARCH64_FL_SVE2_SHA3,
1465 AARCH64_FL_SVE2_BITPERM): New macro feature flags.
1466 * config/aarch64/aarch64.opt (aarch64_isa_flags): Make uint64_t.
1467 * config/aarch64/driver-aarch64.c
1468 (struct aarch64_arch_extension, struct aarch64_core_data,
1469 struct aarch64_arch_driver_info, host_detect_local_cpu): Make
1470 flag variables uint64_t.
1471 * doc/invoke.texi: Add documentation for new arguments.
1473 2019-05-22 Richard Biener <rguenther@suse.de>
1475 * alias.c (ao_ref_from_mem): Move stack-slot sharing
1477 * emit-rtl.c (set_mem_attributes_minus_bitpos): ... here.
1479 2019-05-22 Martin Liska <mliska@suse.cz>
1482 * doc/extend.texi: Document the change.
1484 2019-05-22 Richard Biener <rguenther@suse.de>
1486 PR tree-optimization/90450
1487 * tree-ssa-loop-im.c (struct im_mem_ref): Add ref_decomposed.
1488 (mem_ref_hasher::equal): Check it.
1489 (mem_ref_alloc): Initialize it.
1490 (gather_mem_refs_stmt): Set it.
1492 2019-05-22 Richard Biener <rguenther@suse.de>
1494 * gimple-fold.c (arith_code_with_undefined_signed_overflow):
1496 (rewrite_to_defined_overflow): Handle rewriting ABS_EXPR
1499 2019-05-22 Alan Modra <amodra@gmail.com>
1501 * config/rs6000/rs6000.h (ASM_OPT_ANY): Define.
1502 (ASM_CPU_SPEC): Conditionally add -many.
1503 * config/rs6000/rs6000.c (rs6000_machine): New static var.
1504 (rs6000_machine_from_flags, emit_asm_machine): New functions..
1505 (rs6000_file_start): ..extracted from here, and modified to
1507 (rs6000_output_function_prologue): Emit .machine as necessary.
1508 * testsuite/gcc.target/powerpc/ppc32-abi-dfp-1.c: Don't use
1510 * testsuite/gcc.dg/vect/O3-pr70130.c: Disable default options
1511 added by check_vect_support_and_set_flags.
1512 * testsuite/gcc.dg/vect/pr48765.c: Likewise.
1513 * testsuite/gfortran.dg/vect/pr45714-b.f: Likewise.
1515 2019-05-22 Hans-Peter Nilsson <hp@axis.com>
1518 * ira-lives.c (process_bb_node_lives): Consider defs
1519 for a call insn to be die before the call, not after.
1521 * function.c (assign_parm_setup_block): Raise alignment of
1522 stacked parameter only for STRICT_ALIGNMENT targets.
1524 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1526 * config/rs6000/constraints.md (define_register_constraint "wz"):
1528 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1529 RS6000_CONSTRAINT_wz.
1530 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1531 (rs6000_init_hard_regno_mode_ok): Adjust.
1532 * config/rs6000/rs6000.md: Replace "wz" constraint by "d" with "p7".
1533 * doc/md.texi (Machine Constraints): Adjust.
1535 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1537 * config/rs6000/constraints.md (define_register_constraint "wl"):
1539 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1540 RS6000_CONSTRAINT_wl.
1541 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1542 (rs6000_init_hard_regno_mode_ok): Adjust.
1543 * config/rs6000/rs6000.md: Replace "wl" constraint by "d" with "p6".
1544 * doc/md.texi (Machine Constraints): Adjust.
1546 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1548 * config/rs6000/constraints.md (define_register_constraint "wm"):
1550 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1551 RS6000_CONSTRAINT_wm.
1552 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1553 (rs6000_init_hard_regno_mode_ok): Adjust.
1554 * config/rs6000/vsx.md: Replace "wm" constraint by "wa" with "p8v".
1555 * doc/md.texi (Machine Constraints): Adjust.
1557 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1559 * config/rs6000/constraints.md (define_register_constraint "wk"):
1561 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1562 RS6000_CONSTRAINT_wk.
1563 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1564 (rs6000_init_hard_regno_mode_ok): Adjust.
1565 * config/rs6000/rs6000.md: Replace "wk" constraint by "ws" with "p8v".
1566 * doc/md.texi (Machine Constraints): Adjust.
1568 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1570 * config/rs6000/constraints.md (define_register_constraint "wj"):
1572 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1573 RS6000_CONSTRAINT_wj.
1574 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1575 (rs6000_init_hard_regno_mode_ok): Adjust.
1576 * config/rs6000/rs6000.md: Replace "wj" constraint by "wi" with "p8v".
1578 * config/rs6000/vsx.md: Ditto.
1579 * doc/md.texi (Machine Constraints): Adjust.
1581 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1583 * config/rs6000/constraints.md (define_register_constraint "wh"):
1585 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1586 RS6000_CONSTRAINT_wh.
1587 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1588 (rs6000_init_hard_regno_mode_ok): Adjust.
1589 * config/rs6000/rs6000.md: Replace "wh" constraint by "wa" with "p8v".
1590 * doc/md.texi (Machine Constraints): Adjust.
1592 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
1595 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
1596 Avoid calling gen_lowpart with CONST operand.
1598 2019-05-21 Alexandre Oliva <aoliva@redhat.com>
1600 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add
1601 field template_last_to_copy.
1602 (ssa_create_duplicates): Set it, and use it. Attempt to
1603 preserve more debug stmts.
1605 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
1607 * config/i386/sse.md (VF1_AVX2): New mode iterator.
1608 (signbit<mode>2): New expander
1610 2019-05-21 James Clarke <jrtc27@jrtc27.com>
1613 * dwarf2out.c (dwarf2out_inline_entry): Use ASM_OUTPUT_DEBUG_LABEL
1614 instead of ASM_GENERATE_INTERNAL_LABEL and ASM_OUTPUT_LABEL.
1616 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
1618 * config/i386/cpuid.h (__cpuid): For 32bit targets, zero
1619 %ebx and %ecx bafore calling cpuid with leaf 1 or
1620 non-constant leaf argument.
1622 2019-05-21 Alan Modra <amodra@gmail.com>
1625 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase
1626 power9 direct move cost.
1627 * testsuite/gcc.target/powerpc/fold-vec-splats-floatdouble.c:
1628 Correct comments and rename functions to suit parameters.
1630 2019-05-21 Richard Biener <rguenther@suse.de>
1633 * fold-const.c (fold_read_from_vector): New function.
1634 * fold-const.h (fold_read_from_vector): Declare.
1635 * match.pd (VEC_PERM_EXPR): Build BIT_INSERT_EXPRs for
1636 single-element insert permutations. Canonicalize selector
1637 further and fix issue with last commit.
1639 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
1641 * tree-cfg.h (split_critical_edges): Add for_edge_insertion_p
1642 parameter with default value false to declaration.
1643 (split_edges_for_insertion): New inline function. Wrapper for
1644 split_critical_edges with for_edge_insertion_p = true.
1645 * tree-cfg.c (split_critical_edges): Don't split non-critical
1646 edges if for_edge_insertion_p is false. Fix whitespace.
1647 * tree-ssa-pre.c (pass_pre::execute): Call
1648 split_edges_for_insertion instead of split_critical_edges.
1649 * gcc/tree-ssa-tail-merge.c (tail_merge_optimize): Ditto.
1650 * gcc/tree-ssa-sink.c (pass_sink_code::execute): Ditto.
1651 (pass_data_sink_code): Update function name in the comment.
1653 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
1655 * tree-ssa-uninit.c (value_sat_pred_p): This new function is a wrapper
1656 around is_value_included_in that knows how to handle BIT_AND_EXPR.
1657 (is_pred_expr_subset_of): Use the new function. Handle more cases where
1658 code1 == EQ_EXPR and where code1 == BIT_AND_EXPR and thus fix some false
1661 2019-05-21 Martin Liska <mliska@suse.cz>
1663 * config/rs6000/driver-rs6000.c (elf_platform): Do not use
1665 * config/rs6000/rs6000-c.c (rs6000_pragma_longcal): Wrap pragma in %<%>.
1666 (altivec_resolve_overloaded_builtin): Likewise for vec_lvsl and
1668 * config/rs6000/rs6000.c (rs6000_option_override_internal):
1670 (rs6000_function_arg): Likewise.
1671 (rs6000_expand_set_fpscr_drn_builtin): Remove trailing dot.
1672 (rs6000_expand_ternop_builtin): Use interval syntax.
1673 (get_element_number): Likewise.
1674 (altivec_expand_builtin): Likewise.
1675 (rs6000_get_function_versions_dispatcher): Quote target_clones.
1679 2019-05-20 Jakub Jelinek <jakub@redhat.com>
1683 * function.h (struct function): Add calls_eh_return member.
1684 * gimplify.c (gimplify_call_expr): Set cfun->calls_eh_return when
1685 gimplifying __builtin_eh_return call.
1686 * tree-inline.c (initialize_cfun): Copy calls_eh_return from src_cfun
1688 (expand_call_inline): Or in src_cfun->calls_eh_return into
1689 dst_cfun->calls_eh_return.
1690 * tree-tailcall.c (suitable_for_tail_call_opt_p): Return false if
1691 cfun->calls_eh_return.
1692 * lto-streamer-in.c (input_struct_function_base): Read calls_eh_return.
1693 * lto-streamer-out.c (output_struct_function_base): Write
1696 2019-05-20 Marc Glisse <marc.glisse@inria.fr>
1698 PR rtl-optimization/43147
1699 * config/i386/i386.c (ix86_gimple_fold_builtin): Handle
1700 IX86_BUILTIN_SHUFPD.
1702 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
1704 * tree-ssa-alias.c (refs_may_alias_p_2): Break out from ...
1705 (refs_may_alias_p_1): ... here; update stats.
1706 (refs_may_alias_p): Do not update stats here.
1708 2019-05-20 Richard Biener <rguenther@suse.de>
1710 * tree-ssa-structalias.c (find_func_aliases): POINTER_DIFF_EXPR
1711 doesn't produce pointers.
1712 {TRUNC,CEIL,FLOOR,ROUND,EXACT}_{DIV,MOD}_EXPR points to what
1713 the first operand points to.
1715 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
1717 * tree-ssa-alias.c (compare_sizes): New function.
1718 (sompare_type_sizes): New function
1719 (aliasing_component_refs_p): Use it.
1720 (indirect_ref_may_alias_decl_p): Likewise.
1722 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1724 * config/i386/sol2.h (CC1_SPEC): Reject -mx32.
1726 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1728 * config/sol2.h (LIBTSAN_EARLY_SPEC): Remove : after %e.
1729 (LIBLSAN_EARLY_SPEC): Likewise.
1730 * config/i386/sol2.h (ASAN_REJECT_SPEC): Likewise.
1732 2019-05-20 Martin Liska <mliska@suse.cz>
1734 * config/i386/i386.c (ix86_libc_has_fast_function):
1735 Add ATTRIBUTE_UNUSED for the argument.
1737 2019-05-20 Richard Biener <rguenther@suse.de>
1739 * gimple-match-head.c: Include vec-perm-indices.h.
1740 * generic-match-head.c: Likewise.
1741 * fold-const.h (fold_vec_perm): Declare when vec-perm-indices.h
1743 * fold-const.c (fold_vec_perm): Export.
1744 (fold_ternary_loc): Move non-constant folding of VEC_PERM_EXPR...
1745 (match.pd): ...here.
1747 2019-05-20 Jakub Jelinek <jakub@redhat.com>
1749 * cfgloop.h (struct loop): Add simdlen member.
1750 * cfgloopmanip.c (copy_loop_info): Copy simdlen as well.
1751 * omp-expand.c (expand_omp_simd): Set it if simdlen clause is present.
1752 * tree-vect-loop.c (vect_analyze_loop): Pass loop->simdlen != 0
1753 as new argument to autovectorize_vector_sizes target hook. If
1754 loop->simdlen, pick up vector size where the vectorization factor
1755 is equal to loop->simd, and if there is none, fall back to the first
1757 (vect_transform_loop): Adjust autovectorize_vector_sizes target hook
1759 * omp-low.c (omp_clause_aligned_alignment): Likewise.
1760 * omp-general.c (omp_max_vf): Likewise.
1761 * optabs-query.c (can_vec_mask_load_store_p): Likewise.
1762 * tree-vect-slp.c (vect_slp_bb): Likewise.
1763 * target.def (autovectorize_vector_sizes): Add ALL argument and
1765 * doc/tm.texi: Adjust documentation.
1766 * targhooks.c (default_autovectorize_vector_sizes): Add bool argument.
1767 * targhooks.h (default_autovectorize_vector_sizes): Likewise.
1768 * config/aarch64/aarch64.c (aarch64_autovectorize_vector_sizes): Add
1770 * config/arc/arc.c (arc_autovectorize_vector_sizes): Likewise.
1771 * config/arm/arm.c (arm_autovectorize_vector_sizes): Likewise.
1772 * config/mips/mips.c (mips_autovectorize_vector_sizes): Likewise.
1773 * config/i386/i386.c (ix86_autovectorize_vector_sizes): Likewise. If
1774 true and TARGET_AVX512F or TARGET_AVX, push 3 or 2 sizes even if
1775 preferred vector size is not 512-bit or 256-bit, just put those
1776 unpreferred ones last.
1778 2019-05-20 Martin Liska <mliska@suse.cz>
1780 * targhooks.c (default_libc_has_fast_function): New function.
1781 * targhooks.h (default_libc_has_fast_function): Likewise.
1783 2019-05-20 Martin Liska <mliska@suse.cz>
1786 * builtins.c (expand_builtin_memory_copy_args): When having a
1787 target with fast mempcpy implementation do now use memcpy.
1788 * config/i386/i386.c (ix86_libc_has_fast_function): New.
1789 (TARGET_LIBC_HAS_FAST_FUNCTION): Likewise.
1790 * doc/tm.texi: Likewise.
1791 * doc/tm.texi.in: Likewise.
1793 * expr.c (emit_block_move_hints): Add 2 new arguments.
1794 * expr.h (emit_block_move_hints): Bail out when libcall
1795 to memcpy would be used.
1797 2019-05-20 Martin Liska <mliska@suse.cz>
1799 * profile-count.c: Add vertical spacing in order
1800 to separate functions.
1801 * profile-count.h: Likewise.
1803 2019-05-20 Martin Liska <mliska@suse.cz>
1805 * profile-count.h: Do not use full qualified
1807 * profile-count.c (profile_count::to_frequency): Likewise.
1809 2019-05-20 Martin Liska <mliska@suse.cz>
1811 * profile-count.h (enum profile_quality): Use capital letters
1812 for enum value names. Use the adjusted names.
1813 * profile-count.c: Use the adjusted names.
1815 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1817 * config/rs6000/constraints.md (define_register_constraint "wH"):
1819 (define_register_constraint "wI"): Delete.
1820 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1821 RS6000_CONSTRAINT_wH and RS6000_CONSTRAINT_wI.
1822 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1823 (rs6000_init_hard_regno_mode_ok): Adjust.
1824 * config/rs6000/rs6000.md: Replace "wH" and "wI" constraints by "v"
1825 resp. "d", or with "wa" as appropriate, all with "p8v".
1826 * config/rs6000/vsx.md: Ditto.
1827 * doc/md.texi (Machine Constraints): Adjust.
1829 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1831 * config/rs6000/constraints.md (define_register_constraint "wy"):
1833 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1834 RS6000_CONSTRAINT_wy.
1835 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1836 (rs6000_init_hard_regno_mode_ok): Adjust.
1837 * config/rs6000/rs6000.md: Replace "wy" constraint by "wa" with "p8v".
1838 Use "<Fisa>" as "isa" in all alternatives that use "<Fv2>".
1839 (define_mode_attr Fisa): New.
1840 * config/rs6000/vsx.md: Replace "wy" constraint by "wa" with "p8v".
1841 * doc/md.texi (Machine Constraints): Adjust.
1843 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1845 * config/rs6000/constraints.md (define_register_constraint "wu"):
1847 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1848 RS6000_CONSTRAINT_wu.
1849 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1850 (rs6000_init_hard_regno_mode_ok): Adjust.
1851 * config/rs6000/rs6000.md: Replace "wu" constraint by "v" or "wa",
1853 (define_mode_attr Fa): Delete.
1854 * config/rs6000/vsx.md: Ditto.
1855 * doc/md.texi (Machine Constraints): Adjust.
1857 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1859 * config/rs6000/constraints.md (define_register_constraint "wJ"):
1861 (define_register_constraint "wK"): Delete.
1862 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1863 RS6000_CONSTRAINT_wJ and RS6000_CONSTRAINT_wK.
1864 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1865 (rs6000_init_hard_regno_mode_ok): Adjust.
1866 * config/rs6000/rs6000.md: Replace "wJ" constraint by "wI" with "p9v".
1867 Replace "wK" constraint by "wH" with "p9v".
1868 * config/rs6000/vsx.md: Ditto.
1869 * doc/md.texi (Machine Constraints): Adjust.
1871 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1873 * config/rs6000/constraints.md (define_register_constraint "wb"):
1875 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1876 RS6000_CONSTRAINT_wb.
1877 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1878 (rs6000_init_hard_regno_mode_ok): Adjust.
1879 * config/rs6000/rs6000.md: Replace "wb" constraint by "v" with "p9v".
1880 * config/rs6000/vsx.md: Ditto.
1881 * doc/md.texi (Machine Constraints): Adjust.
1883 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1885 * config/rs6000/constraints.md (define_register_constraint "wo"):
1887 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1888 RS6000_CONSTRAINT_wo.
1889 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1890 (rs6000_init_hard_regno_mode_ok): Adjust.
1891 * config/rs6000/rs6000.md: Replace "wo" constraint by "wa" with "p9v".
1892 * config/rs6000/altivec.md: Ditto.
1893 * doc/md.texi (Machine Constraints): Adjust.
1895 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
1897 * config/darwin-c.c (darwin_register_objc_includes): Do not
1898 prepend the sysroot when building gnu-runtime header search
1901 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
1903 * config/darwin.c (darwin_file_end): Use switch_to_section ()
1904 instead of direct output of the asm.
1906 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
1908 * config/rs6000/rs6000.c (restore_saved_cr): Change a boolean
1909 argument to be type bool (was int before).
1910 (rs6000_emit_epilogue): Simplify some code. Declare some variables
1911 at first use. Use type bool for some variables. Fix a theoretical
1912 eh_return bug for svr4.
1914 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
1916 * config/rs6000/rs6000.md (isa): New attribute.
1917 (enabled): New attribute.
1919 2019-05-17 Max Filippov <jcmvbkbc@gmail.com>
1921 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Call
1922 assemble_start_function and assemble_end_function.
1924 2019-05-17 Thomas Schwinge <thomas@codesourcery.com>
1927 * omp-general.c (oacc_verify_routine_clauses): Change formal
1928 parameters. Add checking if already marked with an OpenACC
1929 'routine' directive. Adjust all users.
1932 * omp-general.c (oacc_build_routine_dims): Move some of its
1934 (oacc_verify_routine_clauses): ... this new function.
1935 * omp-general.h (oacc_verify_routine_clauses): New prototype.
1937 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
1939 * config/rs6000/rs6000.c (machopic_output_stub): Adjust the
1940 formating of picbase labels to match other ports.
1942 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
1944 * config/rs6000/rs6000.c (macho_branch_islands): Fix bad indent
1945 in the generated code.
1947 2019-05-16 Martin Sebor <msebor@redhat.com>
1949 * builtins.c (expand_builtin_atomic_always_lock_free): Quote
1950 identifiers, keywords, operators, and types in diagnostics. Correct
1951 quoting, spelling, and sentence capitalization issues.
1952 (expand_builtin_atomic_is_lock_free): Same.
1953 (fold_builtin_next_arg): Same.
1954 * cfgexpand.c (expand_one_var): Same.
1955 (tree_conflicts_with_clobbers_p): Same.
1956 (expand_asm_stmt): Same.
1957 (verify_loop_structure): Same.
1958 * cgraphunit.c (process_function_and_variable_attributes): Same.
1959 * collect-utils.c (collect_execute): Same.
1960 * collect2.c (maybe_run_lto_and_relink): Same.
1961 (is_lto_object_file): Same.
1962 (scan_prog_file): Same.
1963 * convert.c (convert_to_real_1): Same.
1964 * dwarf2out.c (dwarf2out_begin_prologue): Same.
1965 * except.c (verify_eh_tree): Same.
1966 * gcc.c (execute): Same.
1967 (eval_spec_function): Same.
1968 (run_attempt): Same.
1969 (driver::set_up_specs): Same.
1970 (compare_debug_auxbase_opt_spec_function): Same.
1971 * gcov-tool.c (unlink_gcda_file): Same.
1974 * gcse.c (gcse_or_cprop_is_too_expensive): Same.
1975 * gimplify.c (gimplify_asm_expr): Same.
1976 (gimplify_adjust_omp_clauses): Same.
1977 * hsa-gen.c (gen_hsa_addr_insns): Same.
1978 (gen_hsa_insns_for_load): Same.
1979 (gen_hsa_cmp_insn_from_gimple): Same.
1980 (gen_hsa_insns_for_operation_assignment): Same.
1981 (gen_get_level): Same.
1982 (gen_hsa_alloca): Same.
1983 (omp_simple_builtin::generate): Same.
1984 (gen_hsa_atomic_for_builtin): Same.
1985 (gen_hsa_insns_for_call): Same.
1986 * input.c (dump_location_info): Same.
1987 * ipa-devirt.c (compare_virtual_tables): Same.
1988 * ira.c (ira_setup_eliminable_regset): Same.
1989 * lra-assigns.c (lra_assign): Same.
1990 * lra-constraints.c (lra_constraints): Same.
1991 * lto-streamer-in.c (lto_input_mode_table): Same.
1992 * lto-wrapper.c (get_options_from_collect_gcc_options): Same.
1993 (merge_and_complain): Same.
1994 (compile_offload_image): Same.
1995 (compile_images_for_offload_targets): Same.
1996 (debug_objcopy): Same.
1999 * opts.c (print_specific_help): Same.
2000 (parse_no_sanitize_attribute): Same.
2002 (handle_param): Same.
2003 * plugin.c (add_new_plugin): Same.
2004 (parse_plugin_arg_opt): Same.
2005 (try_init_one_plugin): Same.
2006 * print-rtl.c (debug_bb_n_slim): Quote identifiers, keywords,
2007 operators, and types in diagnostics. Correct quoting and spelling
2009 * read-rtl-function.c (parse_edge_flag_token): Same.
2010 (function_reader::parse_enum_value): Same.
2011 * reg-stack.c (check_asm_stack_operands): Same.
2012 * regcprop.c (validate_value_data): Same.
2013 * sched-rgn.c (make_pass_sched_fusion): Same.
2014 * stmt.c (check_unique_operand_names): Same.
2015 * targhooks.c (default_target_option_pragma_parse): Same.
2016 * tlink.c (recompile_files): Same.
2017 * toplev.c (process_options): Same.
2019 * trans-mem.c (diagnose_tm_1): Same.
2020 (ipa_tm_scan_irr_block): Same.
2021 (ipa_tm_diagnose_transaction): Same.
2022 * tree-cfg.c (verify_address): Same. Use get_tree_code_name to
2023 format a tree code name in a diagnostic.
2024 (verify_types_in_gimple_min_lval): Same.
2025 (verify_types_in_gimple_reference): Same.
2026 (verify_gimple_call): Same.
2027 (verify_gimple_assign_unary): Same.
2028 (verify_gimple_assign_binary): Same.
2029 (verify_gimple_assign_ternary): Same.
2030 (verify_gimple_assign_single): Same.
2031 (verify_gimple_switch): Same.
2032 (verify_gimple_label): Same.
2033 (verify_gimple_phi): Same.
2034 (verify_gimple_in_seq): Same.
2035 (verify_eh_throw_stmt_node): Same.
2036 (collect_subblocks): Same.
2037 (gimple_verify_flow_info): Same.
2038 (do_warn_unused_result): Same.
2039 * tree-inline.c (expand_call_inline): Same.
2040 * tree-into-ssa.c (update_ssa): Same.
2041 * tree.c (tree_int_cst_elt_check_failed): Same.
2042 (tree_vec_elt_check_failed): Same.
2043 (omp_clause_operand_check_failed): Same.
2044 (verify_type_variant): Same.
2045 (verify_type): Same.
2046 * value-prof.c (verify_histograms): Same.
2047 * varasm.c (assemble_start_function): Same.
2049 2019-05-16 Martin Sebor <msebor@redhat.com>
2051 * config/i386/i386-expand.c (get_element_number): Quote keywords
2052 and other internal names in diagnostics. Adjust other diagnostic
2053 formatting issues noted by -Wformat-diag.
2054 * config/i386/i386-features.c
2055 (ix86_mangle_function_version_assembler_name): Same.
2056 * config/i386/i386-options.c (ix86_handle_abi_attribute): Same.
2057 * config/i386/i386.c (ix86_function_type_abi): Same.
2058 (ix86_function_ms_hook_prologue): Same.
2059 (classify_argument): Same.
2060 (ix86_expand_prologue): Same.
2061 (ix86_md_asm_adjust): Same.
2062 (ix86_memmodel_check): Same.
2064 2019-05-17 Dragan Mladjenovic <dmladjenovic@wavecomp.com>
2066 * config/mips/mips.c (mips_dwarf_frame_reg_mode): Replace
2067 TARGET_FLOAT64 with !TARGET_FLOAT32, thus handling both fp64
2070 2019-05-17 H.J. Lu <hongjiu.lu@intel.com>
2073 * config/i386/i386-expand.c (ix86_expand_builtin): Enable MMX
2074 intrinsics without SSE/SSE2/SSSE3.
2075 * config/i386/mmx.md (mmx_uavgv8qi3): Restore TARGET_3DNOW
2077 (*mmx_uavgv8qi3): Likewise.
2079 2019-05-17 Richard Biener <rguenther@suse.de>
2081 * gimple-pretty-print.c (dump_ternary_rhs): Handle dumping
2082 VEC_PERM_EXPR as __VEC_PERM with -gimple.
2084 2019-05-17 Andreas Krebbel <krebbel@linux.ibm.com>
2086 * config/s390/s390-builtins.def (s390_vec_sldw_*): Use the
2087 vec_sldw insn pattern.
2089 2019-05-17 Richard Biener <rguenther@suse.de>
2091 * ccmp.c (expand_ccmp_expr_1): Do not use gimple_assign_rhs_to_tree.
2093 2019-05-17 Martin Liska <mliska@suse.cz>
2096 * toplev.c (output_stack_usage): With LTO and sanitizer it
2097 happens that a global ctor (_GLOBAL__sub_I_00099_0_main)
2098 has no file location.
2100 2019-05-16 Jakub Jelinek <jakub@redhat.com>
2103 * tree-ssa-scopedtables.c (equal_mem_array_ref_p): Don't assert that
2104 sz0 is equal to sz1, instead return false in that case.
2106 * omp-low.c (lower_rec_input_clauses): If OMP_CLAUSE_IF
2107 has non-constant expression, force sctx.lane and use two
2108 argument IFN_GOMP_SIMD_LANE instead of single argument.
2109 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't DCE
2110 two argument IFN_GOMP_SIMD_LANE without lhs.
2111 * tree-vectorizer.h (struct _loop_vec_info): Add simd_if_cond
2113 (LOOP_VINFO_SIMD_IF_COND, LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND):
2115 (LOOP_REQUIRES_VERSIONING): Or in
2116 LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND.
2117 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize
2119 (vect_analyze_loop_2): Punt if LOOP_VINFO_SIMD_IF_COND is constant 0.
2120 * tree-vect-loop-manip.c (vect_loop_versioning): Add runtime check
2121 from simd if clause if needed.
2123 2019-05-16 Richard Biener <rguenther@suse.de>
2125 * tree-affine.c (expr_to_aff_combination): New function split
2127 (tree_to_aff_combination): ... here.
2128 (aff_combination_expand): Avoid building a GENERIC tree.
2130 2019-05-16 Max Filippov <jcmvbkbc@gmail.com>
2132 * cgraphunit.c (cgraph_node::expand_thunk): Remove
2133 assemble_start_function and assemble_end_function calls.
2134 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Call
2135 assemble_start_function and assemble_end_function.
2136 * config/arc/arc.c (arc_output_mi_thunk): Likewise.
2137 * config/arm/arm.c (arm_output_mi_thunk): Likewise.
2138 * config/bfin/bfin.c (bfin_output_mi_thunk): Likewise.
2139 * config/c6x/c6x.c (c6x_output_mi_thunk): Likewise.
2140 * config/cris/cris.c (cris_asm_output_mi_thunk): Likewise.
2141 * config/csky/csky.c (csky_output_mi_thunk): Likewise.
2142 * config/epiphany/epiphany.c (epiphany_output_mi_thunk): Likewise.
2143 * config/frv/frv.c (frv_asm_output_mi_thunk): Likewise.
2144 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
2145 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
2146 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
2147 * config/microblaze/microblaze.c (microblaze_asm_output_mi_thunk):
2149 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
2150 * config/mmix/mmix.c (mmix_asm_output_mi_thunk): Likewise.
2151 * config/mn10300/mn10300.c (mn10300_asm_output_mi_thunk): Likewise.
2152 * config/nds32/nds32.c (nds32_asm_output_mi_thunk): Likewise.
2153 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
2154 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
2155 * config/pa/pa.c (pa_asm_output_mi_thunk): Likewise.
2156 * config/riscv/riscv.c (riscv_output_mi_thunk): Likewise.
2157 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
2158 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2159 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
2160 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2161 * config/spu/spu.c (spu_output_mi_thunk): Likewise.
2162 * config/stormy16/stormy16.c (xstormy16_asm_output_mi_thunk):
2164 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
2165 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
2166 * config/vax/vax.c (vax_output_mi_thunk): Likewise.
2168 2019-05-16 Jan Hubicka <hubicka@ucw.cz>
2170 * tree-ssa-alias.c (alias_stats): Add
2171 aliasing_component_refs_p_may_alias and
2172 aliasing_component_refs_p_no_alias.
2173 (dump_alias_stats): Print aliasing_component_refs_p stats.
2174 (aliasing_component_refs_p): Update stats.
2176 2019-05-16 Martin Liska <mliska@suse.cz>
2179 * multiple_target.c (expand_target_clones): Do not allow
2180 target_clones being used with a symbol that is an alias.
2182 2019-05-16 Vladislav Ivanishin <vlad@ispras.ru>
2184 PR tree-optimization/90394
2185 * tree-ssa-uninit.c (is_pred_expr_subset_of): Potentially give false
2186 positives rather than ICE for cases where (code2 == NE_EXPR
2187 && code1 == BIT_AND_EXPR).
2189 2019-05-16 Jakub Jelinek <jakub@redhat.com>
2192 * tree-core.h (struct tree_decl_common): Document
2193 decl_nonshareable_flag for PARM_DECLs.
2194 * tree.h (DECL_HIDDEN_STRING_LENGTH): Define.
2195 * calls.c (expand_call): Don't try tail call if caller
2196 has any DECL_HIDDEN_STRING_LENGTH PARM_DECLs that are or might be
2197 passed on the stack and callee needs to pass any arguments on the
2199 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
2200 else if instead of series of mutually exclusive ifs. Handle
2201 DECL_HIDDEN_STRING_LENGTH for PARM_DECLs.
2202 * tree-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
2204 * lto-streamer.h (LTO_major_version): Bump to 9.
2206 2019-05-16 Jun Ma <JunMa@linux.alibaba.com>
2208 PR tree-optimization/90106
2209 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds): Add
2210 new parameter as new internal function call, also move it to new
2212 (use_internal_fn): Pass internal function call to
2213 shrink_wrap_one_built_in_call_with_conds.
2215 2019-05-15 Jakub Jelinek <jakub@redhat.com>
2217 * omp-low.c (lower_rec_input_clauses): For if (0) or simdlen (1) set
2219 * omp-expand.c (expand_omp_simd): For if (0) or simdlen (1) clear
2220 safelen_int and set loop->dont_vectorize.
2222 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2225 * config/i386/i386-builtin.def: Enable MMX intrinsics with
2227 * config/i386/i386-builtins.c (ix86_init_mmx_sse_builtins):
2229 * config/i386/i386-expand.c (ix86_expand_builtin): Allow
2230 SSE/SSE2/SSSE3 to emulate MMX intrinsics with TARGET_MMX_WITH_SSE.
2231 * config/i386/mmintrin.h: Only require SSE2 if __MMX_WITH_SSE__
2234 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2237 * config/i386/mmx.md (*vec_dupv2sf): Changed to
2238 define_insn_and_split to support SSE emulation.
2239 (*vec_extractv2sf_0): Likewise.
2240 (*vec_extractv2sf_1): Likewise.
2241 (*vec_extractv2si_0): Likewise.
2242 (*vec_extractv2si_1): Likewise.
2243 (*vec_extractv2si_zext_mem): Likewise.
2244 (vec_setv2sf): Also allow TARGET_MMX_WITH_SSE.
2245 (vec_extractv2sf_1 splitter): Likewise.
2246 (vec_extractv2sfsf): Likewise.
2247 (vec_setv2si): Likewise.
2248 (vec_extractv2si_1 splitter): Likewise.
2249 (vec_extractv2sisi): Likewise.
2250 (vec_setv4hi): Likewise.
2251 (vec_extractv4hihi): Likewise.
2252 (vec_setv8qi): Likewise.
2253 (vec_extractv8qiqi): Likewise.
2254 (vec_extractv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
2255 TARGET_MMX_WITH_SSE ix86_expand_vector_extract.
2256 (vec_extractv2sisi): Likewise.
2257 (vec_extractv4hihi): Likewise.
2258 (vec_extractv8qiqi): Likewise.
2259 (vec_initv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
2260 TARGET_MMX_WITH_SSE to ix86_expand_vector_init.
2261 (vec_initv2sisi): Likewise.
2262 (vec_initv4hihi): Likewise.
2263 (vec_initv8qiqi): Likewise.
2264 (vec_setv2si): Also allow TARGET_MMX_WITH_SSE. Pass
2265 TARGET_MMX_WITH_SSE to ix86_expand_vector_set.
2266 (vec_setv4hi): Likewise.
2267 (vec_setv8qi): Likewise.
2269 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2272 * config/i386/mmx.md (MMXMODE:mov<mode>): Also allow
2273 TARGET_MMX_WITH_SSE.
2274 (MMXMODE:*mov<mode>_internal): Likewise.
2275 (MMXMODE:movmisalign<mode>): Likewise.
2277 2019-05-15 Uroš Bizjak <ubizjak@gmail.com>
2280 * config/i386/i386.md (*zero_extendsidi2): Add mmx_isa attribute.
2281 * config/i386/sse.md (sse2_cvtpi2pd): Ditto.
2282 (sse2_cvtpd2pi): Ditto.
2283 (sse2_cvttpd2pi): Ditto.
2284 (*vec_concatv2sf_sse4_1): Ditto.
2285 (*vec_concatv2sf_sse): Ditto.
2286 (*vec_concatv2si_sse4_1): Ditto.
2287 (*vec_concatv2si): Ditto.
2288 (*vec_concatv4si_0): Ditto.
2289 (*vec_concatv2di_0): Ditto.
2291 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2294 * config/i386/sse.md (abs<mode>2): Add SSE emulation.
2296 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2299 * config/i386/sse.md (ssse3_palignrdi): Changed to
2300 define_insn_and_split to support SSE emulation.
2302 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2305 * config/i386/sse.md (ssse3_psign<mode>3): Add SSE emulation.
2307 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2310 * config/i386/sse.md (ssse3_pshufbv8qi3): Changed to
2311 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
2314 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2317 * config/i386/sse.md (ssse3_pmulhrswv4hi3): Require TARGET_MMX
2318 or TARGET_MMX_WITH_SSE.
2319 (*ssse3_pmulhrswv4hi3): Add SSE emulation.
2321 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2324 * config/i386/sse.md (ssse3_pmaddubsw): Add SSE emulation.
2326 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2329 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>dv2si3):
2330 Changed to define_insn_and_split to support SSE emulation.
2332 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2335 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>wv4hi3):
2336 Changed to define_insn_and_split to support SSE emulation.
2338 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2341 * config/i386/mmx.md (mmx_<emms>): Renamed to ...
2342 (*mmx_<emms>): This.
2343 (mmx_<emms>): New expander.
2345 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2348 * config/i386/mmx.md (sse2_umulv1siv1di3): Add SSE emulation
2350 (*sse2_umulv1siv1di3): Add SSE2 emulation.
2352 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2355 * config/i386/mmx.md (sse_movntq): Add SSE2 emulation.
2357 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2360 * config/i386/mmx.md (mmx_psadbw): Add SSE emulation.
2362 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2365 * config/i386/mmx.md (mmx_uavgv4hi3): Also check TARGET_MMX and
2366 TARGET_MMX_WITH_SSE.
2367 (*mmx_uavgv4hi3): Add SSE emulation.
2369 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2372 * config/i386/mmx.md (mmx_uavgv8qi3): Also check TARGET_MMX
2373 and TARGET_MMX_WITH_SSE.
2374 (*mmx_uavgv8qi3): Add SSE emulation.
2376 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2379 * config/i386/xmmintrin.h: Emulate MMX maskmovq with SSE2
2380 maskmovdqu for __MMX_WITH_SSE__.
2382 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2385 * config/i386/mmx.md (mmx_umulv4hi3_highpart): Also check
2386 TARGET_MMX and TARGET_MMX_WITH_SSE.
2387 (*mmx_umulv4hi3_highpart): Add SSE emulation.
2389 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2392 * config/i386/mmx.md (mmx_pmovmskb): Changed to
2393 define_insn_and_split to support SSE emulation.
2395 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2398 * config/i386/mmx.md (mmx_<code>v4hi3): Also check TARGET_MMX
2399 and TARGET_MMX_WITH_SSE.
2400 (mmx_<code>v8qi3): Likewise.
2401 (smaxmin:<code>v4hi3): New.
2402 (umaxmin:<code>v8qi3): Likewise.
2403 (smaxmin:*mmx_<code>v4hi3): Add SSE emulation.
2404 (umaxmin:*mmx_<code>v8qi3): Likewise.
2406 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2409 * config/i386/mmx.md (mmx_pinsrw): Also check TARGET_MMX and
2410 TARGET_MMX_WITH_SSE.
2411 (*mmx_pinsrw): Add SSE emulation.
2413 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2416 * config/i386/mmx.md (mmx_pextrw): Add SSE emulation.
2418 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2421 * config/i386/sse.md (sse_cvtpi2ps): Changed to
2422 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
2425 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2428 * config/i386/sse.md (sse_cvtps2pi): Add SSE emulation.
2429 (sse_cvttps2pi): Likewise.
2431 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2434 * config/i386/mmx.md (mmx_pshufw): Also check TARGET_MMX and
2435 TARGET_MMX_WITH_SSE.
2436 (mmx_pshufw_1): Add SSE emulation.
2437 (*vec_dupv4hi): Changed to define_insn_and_split and also allow
2438 TARGET_MMX_WITH_SSE to support SSE emulation.
2440 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2443 * config/i386/constraints.md (Yw): New constraint.
2444 * config/i386/mmx.md (*vec_dupv2si): Changed to
2445 define_insn_and_split and also allow TARGET_MMX_WITH_SSE to
2446 support SSE emulation.
2448 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2451 * config/i386/mmx.md (mmx_eq<mode>3): Also allow
2452 TARGET_MMX_WITH_SSE.
2453 (*mmx_eq<mode>3): Also allow TARGET_MMX_WITH_SSE. Add SSE
2455 (mmx_gt<mode>3): Likewise.
2457 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2460 * config/i386/mmx.md (mmx_andnot<mode>3): Also allow
2461 TARGET_MMX_WITH_SSE. Add SSE support.
2463 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2466 * config/i386/mmx.md (any_logic:mmx_<code><mode>3): Also allow
2467 TARGET_MMX_WITH_SSE.
2468 (any_logic:<code><mode>3): New.
2469 (any_logic:*mmx_<code><mode>3): Also allow TARGET_MMX_WITH_SSE.
2472 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2475 * config/i386/mmx.md (mmx_ashr<mode>3): Also allow
2476 TARGET_MMX_WITH_SSE. Add SSE emulation.
2477 (mmx_<shift_insn><mode>3): Likewise.
2479 (<shift_insn><mode>3): Likewise.
2481 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2484 * config/i386/mmx.md (mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE.
2485 (*mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE. Add SSE support.
2487 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2490 * config/i386/mmx.md (mmx_smulv4hi3_highpart): Also allow
2491 TARGET_MMX_WITH_SSE.
2492 (*mmx_smulv4hi3_highpart): Also allow TARGET_MMX_WITH_SSE. Add
2495 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2498 * config/i386/mmx.md (mmx_mulv4hi3): Also allow
2499 TARGET_MMX_WITH_SSE.
2501 (*mmx_mulv4hi3): Also allow TARGET_MMX_WITH_SSE. Add SSE
2504 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2507 * config/i386/mmx.md (MMXMODEI8): Require TARGET_SSE2 for V1DI.
2508 (plusminus:mmx_<plusminus_insn><mode>3): Check
2509 TARGET_MMX_WITH_SSE.
2510 (sat_plusminus:mmx_<plusminus_insn><mode>3): Likewise.
2511 (<plusminus_insn><mode>3): New.
2512 (*mmx_<plusminus_insn><mode>3): Add SSE emulation.
2513 (*mmx_<plusminus_insn><mode>3): Likewise.
2515 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2518 * config/i386/i386-expand.c (ix86_split_mmx_punpck): New function.
2519 * config/i386/i386-protos.h (ix86_split_mmx_punpck): New
2521 * config/i386/mmx.m (mmx_punpckhbw): Changed to
2522 define_insn_and_split to support SSE emulation.
2523 (mmx_punpcklbw): Likewise.
2524 (mmx_punpckhwd): Likewise.
2525 (mmx_punpcklwd): Likewise.
2526 (mmx_punpckhdq): Likewise.
2527 (mmx_punpckldq): Likewise.
2529 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2530 Uros Bizjak <ubizjak@gmail.com>
2533 * config/i386/i386-expand.c (ix86_move_vector_high_sse_to_mmx):
2535 (ix86_split_mmx_pack): Likewise.
2536 * config/i386/i386-protos.h (ix86_move_vector_high_sse_to_mmx):
2538 (ix86_split_mmx_pack): Likewise.
2539 * config/i386/i386.md (mmx_isa): New.
2540 (enabled): Also check mmx_isa.
2541 * config/i386/mmx.md (any_s_truncate): New code iterator.
2542 (s_trunsuffix): New code attr.
2543 (mmx_packsswb): Removed.
2544 (mmx_packssdw): Likewise.
2545 (mmx_packuswb): Likewise.
2546 (mmx_pack<s_trunsuffix>swb): New define_insn_and_split to emulate
2547 MMX packsswb/packuswb with SSE2.
2548 (mmx_packssdw): Likewise.
2549 * config/i386/predicates.md (register_mmxmem_operand): New.
2551 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2554 * config/i386/i386-c.c (ix86_target_macros_internal): Define
2555 __MMX_WITH_SSE__ for TARGET_MMX_WITH_SSE.
2556 * config/i386/i386.c (ix86_set_reg_reg_cost): Add support for
2557 TARGET_MMX_WITH_SSE with VALID_MMX_REG_MODE.
2558 (ix86_vector_mode_supported_p): Likewise.
2559 * config/i386/i386.h (TARGET_MMX_WITH_SSE): New.
2561 2019-05-15 Martin Liska <mliska@suse.cz>
2564 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
2567 2019-05-15 Richard Biener <rguenther@suse.de>
2569 * tree-into-ssa.c (pass_build_ssa::execute): Run
2570 update_address_taken before going into SSA.
2572 2019-05-15 Richard Biener <rguenther@suse.de>
2574 * tree-pretty-print.c (dump_generic_node): Dump BIT_FIELD_REF
2575 as __BIT_FIELD_REF with type with -gimple.
2577 2019-05-15 Vladislav Ivanishin <vlad@ispras.ru>
2579 * tree-ssa-uninit.c (is_value_included_in): Remove is_unsigned and merge
2580 semantically equivalent branches (left over after prior refactorings).
2582 2019-05-15 Richard Biener <rguenther@suse.de>
2584 PR tree-optimization/88828
2585 * tree-ssa-forwprop.c (simplify_vector_constructor): Fix
2588 2019-05-14 Richard Biener <rguenther@suse.de>
2590 * tree-pretty-print.c (dump_generic_node): Dump VIEW_CONVERT_EXPR
2591 as __VIEW_CONVERT with -gimple.
2593 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
2596 * config/i386/darwin.h (CC1_SPEC): Report -mx32 as an error for
2599 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
2601 * config/rs6000/rs6000.md (eh_set_lr_<mode>): Merge with following
2602 define_split to become a define_insn_and_split.
2604 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
2606 * config/rs6000/rs6000-protos.h (rs6000_emit_epilogue): Change
2608 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Change arguments.
2609 * config/rs6000/rs6000.md (epilogue_type): New define_enum.
2610 (sibcall_epilogue): Adjust.
2613 2019-05-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2615 * config.gcc: Move *-*-solaris2.10* from obsolete configurations
2616 to unsupported ones.
2617 Simplify x86_64-*-solaris2.1[0-9]* to x86_64-*-solaris2*.
2618 * config.host: Likewise.
2619 * config/i386/sol2.h (ASM_COMMENT_START): Remove.
2620 * config/sparc/driver-sparc.c (host_detect_local_cpu) [__sun__ &&
2621 __svr4__]: Remove "brand" fallback.
2622 [!KSTAT_DATA_STRING]: Remove.
2623 * configure.ac (gcc_cv_ld_hidden): Simplify *-*-solaris2.1[0-9]*
2625 (comdat_group): Likewise.
2626 (set_have_as_tls): Likewise.
2627 (gcc_cv_target_dl_iterate_phdr): Likewise.
2628 (gcc_cv_as_shf_merge): Remove Solaris 10/x86 workaround.
2629 (gcc_cv_ld_aligned_shf_merge): Remove Solaris 10/SPARC workaround.
2630 * configure: Regenerate.
2631 * doc/install.texi: Simplify Solaris target triplets.
2632 (Specific, i?86-*-solaris2*): Remove Solaris 10 references.
2633 (Specific, *-*-solaris2*): Document Solaris 10 removal.
2634 Remove Solaris 10 references.
2635 Remove obsolete Solaris bug reference.
2636 (Specific, sparc-sun-solaris2.10): Remove.
2638 2019-05-14 Uroš Bizjak <ubizjak@gmail.com>
2640 * config/i386/i386.md (any_div): New code iterator.
2641 (paired_mod): New code attribute.
2642 (sgnprefix): Handle DIV and UDIV RTXes.
2644 (<u>divmod<mode>4): Macroize expander from divmod<mode>4
2645 and udivmod<mode>4 patterns using any_div code iterator.
2646 (divmod splitters): Macroize splitters using any_div code iterator.
2647 (*udivmodsi4_pow2_zext_1): Use exactl_log2 in insn condition.
2648 (*udivmodsi4_pow2_zext_2): Ditto.
2649 (*<u>divmod<mode>4_noext): Macroize insn from *divmod<mode>4_noext
2650 and *udivmod<mode>4_noext patterns using any_div code iterator.
2651 (*<u>divmod<mode>4_noext_zext_1): Macroize insn from
2652 *divmod<mode>4_noext_zext_1 and *udivmod<mode>4_noext_zext_1
2653 patterns using any_div code iterator.
2654 (*<u>divmod<mode>4_noext_zext_2): Macroize insn from
2655 *divmod<mode>4_noext_zext_2 and *udivmod<mode>4_noext_zext_2
2656 patterns using any_div code iterator.
2657 (<u>divmodhiqi3): Macroize insn from divmodhiqi3 and
2658 udivmodhiqi3 patterns using any_extend code iterator.
2660 2019-05-14 Richard Biener <rguenther@suse.de>
2661 H.J. Lu <hongjiu.lu@intel.com>
2663 PR tree-optimization/88828
2664 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
2665 permuting in a single non-constant element not extracted
2668 2019-05-14 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
2670 * internal-fn.def (SIGNBIT): New.
2671 * config/aarch64/aarch64-simd.md (signbitv2sf2): New expand
2673 (signbitv4sf2): Likewise.
2675 2019-05-14 Chenghua Xu <paul.hua.gm@gmail.com>
2678 * config/mips/mips.c (mips_split_move): Skip forward SRC into
2679 next insn when the SRC reg is dead.
2681 2019-05-14 Bin Cheng <bin.cheng@linux.alibaba.com>
2683 * gimple-ssa-strength-reduction.c (lookup_cand): Adjust index by 1.
2684 (alloc_cand_and_find_basis): Ditto.
2685 (backtrace_base_for_ref, create_mul_ssa_cand): Remove if-then-else.
2686 (create_mul_imm_cand, create_add_ssa_cand): Ditto.
2687 (create_add_imm_cand, slsr_process_cast): Ditto.
2688 (slsr_process_copy, replace_mult_candidate): Ditto.
2689 (replace_rhs_if_not_dup, replace_one_candidate): Ditto.
2690 (dump_cand_vec, analyze_candidates_and_replace): Skip NULL element.
2691 (pass_strength_reduction::execute): Init the first NULL element.
2693 2019-05-13 Nathan Sidwell <nathan@acm.org>
2695 * gcc.c (execute): Simplify cond-expr into if. Reformat comment.
2696 (run_attempt): Reformat line break.
2698 2019-05-13 David Edelsohn <dje.gcc@gmail.com>
2701 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Don't load EH
2702 data registers in sibcall epilogues.
2703 Don't add EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
2705 2019-05-13 Uroš Bizjak <ubizjak@gmail.com>
2708 * configure.ac (--enable-frame-pointer):
2709 Disable by default for cygwin and mingw.
2710 * configure: Regenerate.
2712 2019-05-13 Nathan Sidwell <nathan@acm.org>
2714 * dwarf2out.c (breakout_comdat_types): Move comment to correct
2716 (const_ok_for_output_1): Balance parens around #if/#else/#endif
2717 (gen_member_die): Move abstract origin check earlier. Only VARs
2718 can be static_inline_p. Simplify splicing control flow.
2720 2019-05-13 Richard Biener <rguenther@suse.de>
2722 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle
2724 (vect_build_slp_tree_1): Likewise.
2726 2019-05-13 Richard Biener <rguenther@suse.de>
2728 PR tree-optimization/90402
2729 * tree-if-conv.c (tree_if_conversion): Value number only
2730 the loop body by making the latch an exit of the region
2732 * tree-ssa-sccvn.c (process_bb): Add flag whether to skip
2734 (do_rpo_vn): Deal with multiple edges into the entry block
2735 that are not backedges inside the region by skipping PHIs
2738 2019-05-13 Richard Biener <rguenther@suse.de>
2740 PR tree-optimization/90316
2741 * tree-ssa-pre.c (insert_aux): Fold into ...
2742 (insert): ... this function. Use a RPO walk to reduce the
2743 number of required iterations.
2745 2019-05-13 Martin Liska <mliska@suse.cz>
2747 PR tree-optimization/90416
2748 * tree-vect-stmts.c (vect_check_load_store_mask): Concatenate
2749 string instead of passing the second part as va_arg argument.
2751 2019-05-13 Martin Liska <mliska@suse.cz>
2753 PR gcov-profile/90380
2754 * gcov.c (handle_cycle): Do not support zero cycle count,
2755 it should not be possible.
2756 (path_contains_zero_cycle_arc): New function.
2757 (circuit): Ignore zero cycle arc counts.
2759 2019-05-13 Martin Liska <mliska@suse.cz>
2761 PR gcov-profile/90380
2762 * gcov.c (enum loop_type): Remove the enum and
2764 (handle_cycle): Assert that we should not reach
2766 (circuit): Use loop_found instead of a tri-state loop_type.
2767 (get_cycles_count): Do not handle NEGATIVE_LOOP as it can't
2770 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
2773 * config/i386/i386.c (ix86_output_jmp_thunk_or_indirect): New.
2774 (ix86_output_indirect_branch_via_reg): Use output mechanism
2775 accounting for __USER_LABEL_PREFIX__.
2776 (ix86_output_indirect_branch_via_push): Likewise.
2777 (ix86_output_function_return): Likewise.
2778 (ix86_output_indirect_function_return): Likewise.
2780 2019-05-12 Richard Sandiford <richard.sandiford@arm.com>
2782 * doc/md.texi: Document use of code attributes in rtx patterns.
2783 * read-md.h (rtx_reader::rtx_alloc_for_name): New member function.
2784 * read-rtl.c (find_code): Split out search loops into...
2785 (maybe_find_code): ...this new function.
2786 (check_code_iterator): Make the error message more informative.
2787 (check_code_attribute): New function.
2788 (rtx_reader::rtx_alloc_for_name): Likewise.
2789 (rtx_reader::read_rtx_code): Use rtx_alloc_for_name.
2790 * config/aarch64/predicates.md (aarch64_smin, aarch64_umin): Delete.
2791 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Use
2792 <max_opp> directly as an rtx code instead of via a match_operator.
2793 * config/aarch64/aarch64-sve.md (aarch64_<su>abd<mode>_3): Likewise.
2794 (<su>abd<mode>_3): Update accordingly.
2796 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
2798 * config/rs6000/rs6000.c (debug_stack_info): When -mdebug=stack
2799 is given, print the state of the EH "save world" computation for
2802 2019-05-11 Jakub Jelinek <jakub@redhat.com>
2805 * config/aarch64/aarch64.c (aarch64_expand_epilogue): Don't add
2806 EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
2808 2019-05-11 Uroš Bizjak <ubizjak@gmail.com>
2810 * config/i386/i386.md (floatdi<X87MODEF:mode>2_i387_with_xmm):
2811 Use pinsrd for TARGET_SSE4_1.
2812 * config/i386/sse.md (movdi_to_sse): Ditto.
2814 2019-05-10 Richard Biener <rguenther@suse.de>
2816 * tree-ssa-sccvn.c (visit_reference_op_call): Initialize value-id.
2817 (do_rpo_vn): Initialize next_value_id.
2819 2019-05-10 Martin Liska <mliska@suse.cz>
2821 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
2824 2019-05-10 Jakub Jelinek <jakub@redhat.com>
2826 PR tree-optimization/90385
2827 * tree-parloops.c (try_create_reduction_list): Punt on non-SSA_NAME
2828 arguments of the exit phis.
2831 * tree-inline.h (struct copy_body_data): Add do_not_fold member.
2832 * tree-inline.c (remap_gimple_op_r): Avoid folding expressions if
2834 (copy_tree_body_r): Likewise.
2835 (copy_fn): Set id.do_not_fold to true.
2837 2019-05-10 Martin Liska <mliska@suse.cz>
2839 * config/i386/i386-expand.c (ix86_expand_floorceildf_32):
2840 Reapply changes from r269790.
2842 2019-05-10 Martin Liska <mliska@suse.cz>
2845 * doc/invoke.texi: New params.
2846 * params.def (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SIZE): New.
2847 (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SPEED): Likewise.
2848 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
2850 * tree-switch-conversion.h (struct jump_table_cluster):
2853 2019-05-09 Segher Boessenkool <segher@kernel.crashing.org>
2855 * combine.c (combine_simplify_rtx): Don't make IF_THEN_ELSE RTL.
2857 2019-05-09 Bill Schmidt <wschmidt@linux.ibm.com>
2859 * doc/loop.texi: Remove reference to FOR_EACH_LOOP_BREAK.
2861 2019-05-09 Alexander Monakov <amonakov@ispras.ru>
2863 PR rtl-optimization/88879
2864 * sel-sched.c (sel_target_adjust_priority): Remove assert.
2866 2019-05-09 Richard Earnshaw <rearnsha@arm.com>
2869 * config/arm/arm.c (callee_saved_reg_p): Move before
2870 thumb_find_work_register.
2871 (thumb1_prologue_unused_call_clobbered_lo_regs): Move before
2872 thumb_find_work_register. Only call df_get_live_out once.
2873 (thumb1_epilogue_unused_call_clobbered_lo_regs): Likewise.
2874 (thumb_find_work_register): Use
2875 thumb1_prologue_unused_call_clobbered_lo_regs instead of ad hoc
2876 algorithms to locate a spare call clobbered reg.
2878 2019-05-09 Martin Liska <mliska@suse.cz>
2880 * gimple-pretty-print.c (dump_binary_rhs): Dump MIN_EXPR
2881 and MAX_EXPR in GIMPLE FE format.
2883 2019-05-09 Martin Liska <mliska@suse.cz>
2885 * tree-cfg.c (dump_function_to_file): Dump entry BB count.
2886 * gimple-pretty-print.c (dump_gimple_bb_header):
2888 (pp_cfg_jump): Dump edge probability.
2889 * profile-count.c (profile_quality_as_string): Simplify
2890 with a static array.
2891 (parse_profile_quality): New function.
2892 (profile_count::dump): Simplify with a static array.
2893 (profile_count::from_gcov_type): Add new argument.
2894 * profile-count.h (parse_profile_quality): Likewise.
2895 * predict.h (set_hot_bb_threshold): New.
2896 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
2898 * predict.c (get_hot_bb_threshold): Set from the new param.
2899 (set_hot_bb_threshold): New.
2901 2019-05-09 Richard Biener <rguenther@suse.de>
2903 PR tree-optimization/90395
2904 * tree-ssa-forwprop.c (pass_forwprop::execute): Do not
2905 rewrite vector stores that throw internally.
2907 2019-05-09 Thomas Schwinge <thomas@codesourcery.com>
2909 * cif-code.def (CHKP): Remove.
2912 * configure.ac (--enable-frame-pointer): Disable by default for
2914 * configure: Regenerate.
2916 2019-05-09 Alan Modra <amodra@gmail.com>
2919 * config/rs6000/rs6000.h (enum reg_class, REG_CLASS_NAMES),
2920 (REG_CLASS_CONTENTS): Add GEN_OR_VSX_REGS class.
2921 * config/rs6000/rs6000.c (rs6000_register_move_cost): Correct
2922 cost for general <-> vsx when direct moves are available.
2923 Cost union classes at minimal cost for any reg in the class.
2924 Correct calculation for moves between vsx, float, and altivec.
2925 Don't return a low cost for moves between special regs. Don't
2926 use hard coded register numbers.
2927 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): Define.
2928 (rs6000_ira_change_pseudo_allocno_class): New function.
2929 * config/rs6000/rs6000.md (movsi_internal1, mov<mode>_internal),
2930 (movdi_internal32, movdi_internal64): Remove '*' from vsx register
2932 (movsi_internal1): Don't disparage vector alternatives.
2933 (mov<mode>_internal): Likewise, excepting alternative that
2935 * config/rs6000/vsx.md (vsx_splat_<mode>_reg): Don't disparage
2936 we <- b alternative.
2938 2019-05-08 Jakub Jelinek <jakub@redhat.com>
2941 PR tree-optimization/89060
2942 * tree-ssa-live.h (live_vars_map): New typedef.
2943 (compute_live_vars, live_vars_at_stmt, destroy_live_vars): Declare.
2944 * tree-ssa-live.c: Include gimple-walk.h and cfganal.h.
2945 (struct compute_live_vars_data): New type.
2946 (compute_live_vars_visit, compute_live_vars_1, compute_live_vars,
2947 live_vars_at_stmt, destroy_live_vars): New functions.
2948 * tree-tailcall.c: Include tree-ssa-live.h.
2949 (live_vars, live_vars_vec): New global variables.
2950 (find_tail_calls): Perform variable life analysis before punting.
2951 (tree_optimize_tail_calls_1): Clean up live_vars and live_vars_vec.
2952 * tree-inline.h (struct copy_body_data): Add eh_landing_pad_dest
2954 * tree-inline.c (add_clobbers_to_eh_landing_pad): Remove BB argument.
2955 Perform variable life analysis to select variables that really need
2957 (copy_edges_for_bb): Don't call add_clobbers_to_eh_landing_pad here,
2958 instead set id->eh_landing_pad_dest and assert it is the same.
2959 (copy_cfg_body): Call it here if id->eh_landing_pad_dest is non-NULL.
2961 2019-05-08 Mihail Ionescu <mihail.ionescu@arm.com>
2962 Richard Earnshaw <rearnsha@arm.com>
2965 * config/arm/arm.c (thumb1_prologue_unused_call_clobbered_lo_regs): New
2967 (thumb1_epilogue_unused_call_clobbered_lo_regs): New function.
2968 (thumb1_compute_save_core_reg_mask): Don't force a spare work
2969 register if both the epilogue and prologue can use call-clobbered
2971 (thumb1_unexpanded_epilogue): Use
2972 thumb1_epilogue_unused_call_clobbered_lo_regs. Reverse the logic for
2973 picking temporaries for restoring high regs to match that of the
2974 prologue where possible.
2975 (thumb1_expand_prologue): Add any usable call-clobbered low registers to
2976 the list of work registers. Detect if the return address is still live
2977 at the end of the prologue and avoid using it for a work register if so.
2978 If the return address is not live, add LR to the list of pushable regs
2979 after the first pass.
2981 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
2983 PR tree-optimization/90078
2984 * tree-ssa-loop-ivopts.c (inttypes.h): Include new header file.
2985 (INFTY): Increase the value for infinite cost.
2986 (struct comp_cost): Promote type of members to int64_t.
2987 (infinite_cost): Don't set complexity in initialization.
2988 (comp_cost::operator +,-,+=,-+,/=,*=): Assert when cost computation
2989 overflows to infinite_cost.
2990 (adjust_setup_cost): Promote type of parameter and cost computation
2992 (struct ainc_cost_data, struct iv_ca): Promote type of member to
2994 (get_scaled_computation_cost_at, determine_iv_cost): Promote type of
2995 cost computation to int64_t.
2996 (determine_group_iv_costs, iv_ca_dump, find_optimal_iv_set): Use
2997 int64_t's format specifier in dump.
2999 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
3001 PR tree-optimization/90240
3002 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Scale cost
3003 with respect to scaling factor pre-computed for each basic block.
3004 (try_improve_iv_set): Return bool if best_cost equals to iv_ca cost.
3005 (find_optimal_iv_set_1): Free iv_ca set if it has infinite_cost.
3006 (COST_SCALING_FACTOR_BOUND, determine_scaling_factor): New.
3007 (tree_ssa_iv_optimize_loop): Call determine_scaling_factor. Extend
3008 live range for array of loop's basic blocks. Cleanup aux field of
3009 loop's basic blocks.
3011 2019-05-08 Jakub Jelinek <jakub@redhat.com>
3013 PR tree-optimization/90356
3014 * match.pd ((X +/- 0.0) +/- 0.0): Optimize into X +/- 0.0 if possible.
3016 2019-05-07 Wei Xiao <wei3.xiao@intel.com>
3018 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512BF16_SET
3019 OPTION_MASK_ISA_AVX512BF16_UNSET, OPTION_MASK_ISA2_AVX512BW_UNSET): New.
3020 (OPTION_MASK_ISA2_AVX512F_UNSET): Add OPTION_MASK_ISA_AVX512BF16_UNSET.
3021 (ix86_handle_option): Handle -mavx512bf16.
3022 * config.gcc: Add avx512bf16vlintrin.h and avx512bf16intrin.h
3024 * config/i386/avx512bf16vlintrin.h: New.
3025 * config/i386/avx512bf16intrin.h: New.
3026 * config/i386/cpuid.h (bit_AVX512BF16): New.
3027 * config/i386/driver-i386.c (host_detect_local_cpu): Detect BF16.
3028 * config/i386/i386-builtin-types.def: Add new types.
3029 * config/i386/i386-builtin.def: Add new builtins.
3030 * config/i386/i386-c.c (ix86_target_macros_internal): Define
3032 * config/i386/i386-option.c (ix86_target_string): Add -mavx512bf16.
3033 (ix86_option_override_internal): Handle BF16.
3034 (ix86_valid_target_attribute_inner_p): Ditto.
3035 * config/i386/i386-expand.c (ix86_expand_args_builtin): Ditto.
3036 * config/i386/i386-builtin.c (enum processor_features): Add
3038 (static const _isa_names_table isa_names_table): Ditto.
3039 * config/i386/i386.h (TARGET_AVX512BF16, TARGET_AVX512BF16_P): New.
3040 (PTA_AVX512BF16): Ditto.
3041 * config/i386/i386.opt: Add -mavx512bf16.
3042 * config/i386/immintrin.h: Include avx512bf16intrin.h
3043 and avx512bf16vlintrin.h.
3044 * config/i386/sse.md (avx512f_cvtne2ps2bf16_<mode><mask_name>,
3045 avx512f_cvtneps2bf16_<mode><mask_name>,
3046 avx512f_dpbf16ps_<mode><mask_half_name>): New define_insn patterns.
3047 * config/i386/subst.md (mask_half): Add new subst.
3048 * doc/invoke.texi: Document -mavx512bf16.
3050 2019-05-07 Segher Boessenkool <segher@kernel.crashing.org>
3052 * config/rs6000/rs6000-protos.h (rs6000_legitimize_reload_address_ptr):
3054 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Delete.
3055 (rs6000_debug_legitimize_reload_address): Delete.
3056 (rs6000_legitimize_reload_address_ptr): Delete.
3057 (rs6000_option_override_internal): Adjust.
3058 (mem_operand_gpr): Adjust comment.
3059 (legitimate_lo_sum_address_p): Ditto.
3060 (rs6000_legitimize_reload_address): Delete.
3061 (rs6000_debug_legitimize_reload_address): Delete.
3062 * config/rs6000/rs6000.h (LEGITIMIZE_RELOAD_ADDRESS): Delete.
3064 2019-05-07 Kelvin Nilsen <kelvin@gcc.gnu.org>
3067 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3068 In handling of ALTIVEC_BUILTIN_VEC_INSERT, use modular arithmetic
3069 to compute vector element selector for both constant and variable
3072 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
3074 * config/i386/i386.md (cvt_mnemonic): New mode attribute.
3075 (ashr<mode>3_cvt): Merge insn pattern from ashrsi3_cvt and
3076 ashrdi3_cvt using SWI48 mode iterator.
3078 2019-05-07 Alejandro Martinez <alejandro.martinezvicente@arm.com>
3080 * config/aarch64/aarch64-sve.md (<su>abd<mode>_3): New define_expand.
3081 (aarch64_<su>abd<mode>_3): Likewise.
3082 (*aarch64_<su>abd<mode>_3): New define_insn.
3083 (<sur>sad<vsi2qi>): New define_expand.
3084 * config/aarch64/iterators.md: Added MAX_OPP attribute.
3085 * tree-vect-loop.c (use_mask_by_cond_expr_p): Add SAD_EXPR.
3086 (build_vect_cond_expr): Likewise.
3088 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
3090 * cfgexpand.c (asm_clobber_reg_is_valid): Reject
3091 clobbers outside of accessible_reg_set.
3092 * config/i386/i386.c (ix86_conditional_register_usage):
3093 Disable register sets by clearing corresponding bits in
3094 accessible_reg_set. Do not set corresponding bits in fixed_regs,
3095 call_used_regs and don't clear corresponding reg_names array members.
3097 2019-05-07 Richard Biener <rguenther@suse.de>
3099 * tree-vect-stmts.c (vect_is_simple_cond): When vectype is
3100 not specified still compute a comp_vectype for invariant
3103 2019-05-07 Richard Biener <rguenther@suse.de>
3105 PR tree-optimization/90316
3106 * tree-ssa-pre.c (translate_vuse_through_block): When
3107 same_valid is NULL do not bother to search for a virtual
3109 (phi_translate_1): When operands changed we cannot keep
3110 the same value-number so do not bother to ask whether
3111 that's possible from translate_vuse_through_block.
3113 2019-05-07 Martin Liska <mliska@suse.cz>
3115 * bitmap.c (bitmap_register): Come up with
3116 alloc_descriptor_max_uid and assign it for
3118 (register_overhead): Use get_descriptor as
3120 (release_overhead): New.
3121 (bitmap_elem_to_freelist): Call it.
3122 (bitmap_elt_clear_from): Likewise.
3123 (bitmap_obstack_free): Likewise.
3124 (bitmap_move): Sensitively release memory.
3125 * bitmap.h (struct GTY): Add alloc_descriptor and padding.
3126 (bitmap_initialize): Initialize alloc_descriptor to zero.
3127 * tree-ssa-pre.c (do_hoist_insertion): Use bitmap_move.
3129 2019-05-07 Richard Biener <rguenther@suse.de>
3131 * tree-vect-slp.c (vect_build_slp_tree_2): Bump size whenever
3132 we build a SLP node. Remove max_size and limiting.
3133 (vect_analyze_slp_instance): Record and dump size of the SLP graph.
3135 2019-05-07 Richard Biener <rguenther@suse.de>
3137 PR tree-optimization/90316
3138 * tree-ssa-alias.h (get_continuation_for_phi): Take walking
3140 (walk_non_aliased_vuses): Take walking limit argument.
3141 * tree-ssa-alias.c (maybe_skip_until): Take limit and abort
3142 walking if it is reached instead of just counting.
3143 (get_continuation_for_phi): Likewise.
3144 (walk_non_aliased_vuses): Likewise, instead of leaving counter
3145 limiting to the callback.
3146 * tree-ssa-sccvn.c (vn_reference_lookup_2): Adjust.
3147 (vn_reference_lookup_3): Likewise.
3148 (vn_reference_lookup_pieces): Likewise.
3149 (vn_reference_lookup): Likewise.
3150 * tree-ssa-pre.c (translate_vuse_through_block): Limit walking.
3151 * tree-ssa-scopedtables.c (vuse_eq): Adjust.
3152 (avail_exprs_stack::lookup_avail_expr): Likewise.
3154 2019-05-07 Jan Hubicka <hubicka@ucw.cz>
3156 * tree-ssa-alias.c (aliasing_component_refs_p): Continue looking
3157 for comparaible types in the second direction even if first one
3158 hits incomparable type.
3160 2019-05-07 Richard Biener <rguenther@suse.de>
3163 * lto-wrapper.c (debug_objcopy): Use the original filename
3164 including archive offset for the filename used for -save-temps.
3166 2019-05-07 Li Jia He <helijia@linux.ibm.com>
3168 * tree-ssa-phiopt.c (two_value_replacement): Fix a typo in parameter
3171 2019-05-06 H.J. Lu <hongjiu.lu@intel.com>
3172 Hongtao Liu <hongtao.liu@intel.com>
3176 * config/i386/i386-expand.c (ix86_expand_sse_comi_round):
3177 Modified, original implementation isn't correct.
3179 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3181 * config/rs6000/rs6000.md (FIRST_ALTIVEC_REGNO, LAST_ALTIVEC_REGNO)
3182 (LR_REGNO, CTR_REGNO, CA_REGNO, ARG_POINTER_REGNUM, CR0_REGNO)
3183 (CR1_REGNO, CR2_REGNO, CR3_REGNO, CR4_REGNO, CR5_REGNO, CR6_REGNO)
3184 (CR7_REGNO, MAX_CR_REGNO, VRSAVE_REGNO, VSCR_REGNO)
3185 (FRAME_POINTER_REGNUM): Change numbering.
3186 * config/rs6000/rs6000.c (rs6000_reg_names): Adjust.
3187 (alt_reg_names): Adjust.
3188 (rs6000_conditional_register_usage): Don't mark hard register 64 as
3190 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
3191 (DWARF_FRAME_REGISTERS): Delete.
3192 (DWARF2_FRAME_REG_OUT): Fix whitespace.
3193 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
3195 (REG_ALLOC_ORDER): Adjust.
3196 (FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM): Adjust.
3197 (REG_CLASS_CONTENTS): Adjust.
3198 (RETURN_ADDR_RTX): Change comment.
3199 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use ARG_POINTER_REGNUM
3201 (REGISTER_NAMES): Adjust.
3202 (ADDITIONAL_REGISTER_NAMES): Adjust.
3203 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
3205 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3207 * config/rs6000/rs6000.md (TFHAR_REGNO, TFIAR_REGNO, TEXASR_REGNO):
3209 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
3210 (DWARF_FRAME_REGISTERS): Adjust.
3211 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
3213 (REG_ALLOC_ORDER): Adjust.
3214 (enum reg_class): Delete SPR_REGS.
3215 (REG_CLASS_NAMES): Delete SPR_REGS.
3216 (REG_CLASS_CONTENTS): Delete SPR_REGS. Adjust for deleted TM regs.
3217 (REGISTER_NAMES): Adjust.
3218 (ADDITIONAL_REGISTER_NAMES): Adjust.
3219 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
3220 * config/rs6000/htm.md (htm_mfspr_<mode>, htm_mtspr_<mode>): Adjust.
3221 * config/rs6000/predicates.md (htm_spr_reg_operand): Delete.
3222 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Adjust.
3223 (htm_spr_regno): Delete.
3224 (htm_expand_builtin): Adjust: the HTM builtins now have one fewer
3226 (rs6000_dbx_register_number): Adjust.
3228 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3230 * config/rs6000/rs6000.h (PRE_GCC3_DWARF_FRAME_REGISTERS): Delete.
3232 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3234 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Handle
3235 FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM, and 64 (which was MQ).
3237 2019-05-06 Jakub Jelinek <jakub@redhat.com>
3239 PR tree-optimization/88709
3240 PR tree-optimization/90271
3241 * params.def (PARAM_STORE_MERGING_MAX_SIZE): New parameter.
3242 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Handle
3243 non-clobber CONSTRUCTORs with no elts. Remove useless tmp_int
3245 (imm_store_chain_info::coalesce_immediate_stores): Punt if the size
3246 of the store merging group is larger than
3247 PARAM_STORE_MERGING_MAX_SIZE parameter.
3248 (split_group): Add bzero_first argument. If set, always emit first
3249 the first store which must be = {} of the whole area and then for the
3250 rest of the stores consider all zero bytes as paddings.
3251 (imm_store_chain_info::output_merged_store): Check if first store
3252 is = {} of the whole area and if yes, determine which setting of
3253 bzero_first for split_group gives smaller number of stores. Adjust
3254 split_group callers.
3255 (lhs_valid_for_store_merging_p): Allow decls.
3256 (rhs_valid_for_store_merging_p): Allow non-clobber CONTRUCTORs with
3258 (pass_store_merging::process_store): Likewise.
3260 2019-05-06 Kelvin Nilsen <kelvin@gcc.gnu.org>
3263 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
3264 handling of V1TImode.
3266 2019-05-06 Uroš Bizjak <ubizjak@gmail.com>
3269 * config.gcc (i[34567]86-*-*, x86_64-*-*): Move tests for enable_cld
3270 and enable_frame_pointer ...
3271 * configure.ac: ... here. Update help strings for
3272 --enable-frame-pointer.
3273 * configure: Regenerate.
3274 * config/i386/i386-options.c (ix86_option_override_internal): Remove
3275 USE_X86_64_FRAME_POINTER define, use USE_IX86_FRAME_POINTER instead.
3276 * config/i386/sol2.h (USE_IX86_FRAME_POINTER): Remove.
3277 (USE_X86_64_FRAME_POINTER): Ditto.
3279 2019-05-06 Martin Liska <mliska@suse.cz>
3281 * config.gcc: Append to target_gtfiles and fix indentation.
3283 2019-05-06 Richard Biener <rguenther@suse.de>
3285 PR tree-optimization/90358
3286 * tree-vect-stmts.c (get_group_load_store_type): Properly
3287 detect unused upper half of load.
3288 (vectorizable_load): Likewise.
3290 2019-05-06 Richard Biener <rguenther@suse.de>
3292 PR tree-optimization/88828
3293 * tree-ssa-forwprop.c (get_bit_field_ref_def): Split out from...
3294 (simplify_vector_constructor): ...here. Handle constants in
3297 2019-05-06 Richard Biener <rguenther@suse.de>
3299 PR tree-optimization/90328
3300 * tree-data-ref.h (dr_may_alias_p): Pass in the actual loop nest.
3301 * tree-data-ref.c (dr_may_alias_p): Check whether the clique
3302 is valid in the loop nest before using it.
3303 (initialize_data_dependence_relation): Adjust.
3304 * graphite-scop-detection.c (build_alias_set): Pass the SCOP enclosing
3305 loop as loop-nest to dr_may_alias_p.
3307 2019-05-06 Richard Biener <rguenther@suse.de>
3309 * dwarf2out.c (mem_loc_descriptor): Initialize int_mode.
3311 2019-05-06 Richard Biener <rguenther@suse.de>
3313 PR tree-optimization/90316
3314 * tree-ssa-alias.c (maybe_skip_until): Pass in target BB,
3315 compute target on demand.
3316 (get_continuation_for_phi): Remove code walking stmts to
3317 get to a target virtual operand which could end up being
3320 2019-05-06 Martin Liska <mliska@suse.cz>
3323 * config/i386/i386-options.c (ix86_option_override_internal): Error only
3324 when -mabi is selected to a non-default version.
3326 2019-05-06 Hrishikesh Kulkarni <hrishikeshparag@gmail.com>
3327 Martin Liska <mliska@suse.cz>
3329 * Makefile.in: Add lto-dump.texi.
3330 * cgraph.h: Add new functions get_visibility_string and
3331 get_symtab_type_string.
3332 * doc/gcc.texi: Include lto-dump section.
3333 * doc/lto-dump.texi: New file.
3334 * dumpfile.c (dump_switch_p_1): Use parse_dump_option.
3335 (parse_dump_option): Factor out this function.
3336 * dumpfile.h (enum dump_flag): Add new value TDF_ERROR.
3337 (parse_dump_option): Export the function.
3338 * symtab.c (symtab_node::get_visibility_string): New function.
3339 (symtab_node::get_symtab_type_string): Likewise.
3341 2019-05-06 Martin Liska <mliska@suse.cz>
3343 * config/i386/i386-builtins.c: New file.
3344 * config/i386/i386-builtins.h: New file.
3345 * config/i386/i386-expand.c: New file.
3346 * config/i386/i386-expand.h: New file.
3347 * config/i386/i386-features.c: New file.
3348 * config/i386/i386-features.h: New file.
3349 * config/i386/i386-options.c: New file.
3350 * config/i386/i386-options.h: New file.
3351 * config.gcc: Add new files into extra_objs and
3353 * config/i386/i386.c: Split content of the file
3354 into newly introduced files.
3355 * config/i386/i386.h: Declare common variables
3357 * config/i386/t-i386: Define dependencies for new files.
3359 2019-05-03 Richard Earnshaw <rearnsha@arm.com>
3362 * config/arm/arm.md (unaligned_loadsi): Add variant for thumb1.
3363 Restrict 'all' variant to 32-bit configurations.
3364 (unaligned_loadhiu): Likewise.
3365 (unaligned_storehi): Likewise.
3366 (unaligned_storesi): Likewise.
3367 (unaligned_loadhis): Disable when compiling for thumb1.
3369 2019-05-03 Marc Glisse <marc.glisse@inria.fr>
3371 PR tree-optimization/90269
3372 * tree-loop-distribution.c (find_seed_stmts_for_distribution):
3375 2019-05-03 Martin Liska <mliska@suse.cz>
3377 * hash-map.h: Add is_empty function.
3378 * hash-set.h: Likewise.
3379 * hash-table.h: Likewise.
3380 * dwarf2out.c (dwarf2out_finish): Use is_empty instead of
3381 elements () == 0 (and similar usages).
3382 * gimple-ssa-store-merging.c (pass_store_merging::terminate_and_process_all_chains): Likewise.
3383 * gimplify.c (gimplify_bind_expr): Likewise.
3384 (gimplify_switch_expr): Likewise.
3385 * hash-map-tests.c (test_map_of_strings_to_int): Likewise.
3386 * ipa-icf.c (sem_item_optimizer::remove_symtab_node): Likewise.
3387 * postreload-gcse.c (dump_hash_table): Likewise.
3388 (gcse_after_reload_main): Likewise.
3389 * predict.c (combine_predictions_for_bb): Likewise.
3390 * tree-parloops.c (reduction_phi): Likewise.
3391 (separate_decls_in_region): Likewise.
3392 (transform_to_exit_first_loop): Likewise.
3393 (gen_parallel_loop): Likewise.
3394 (gather_scalar_reductions): Likewise.
3395 (try_create_reduction_list): Likewise.
3396 * var-tracking.c (dump_vars): Likewise.
3397 (emit_notes_for_changes): Likewise.
3398 (vt_emit_notes): Likewise.
3400 2019-05-03 Richard Biener <rguenther@suse.de>
3402 PR tree-optimization/90316
3403 * tree-ssa-pre.c (pass_pre::execute): Re-compute DOM fast queries
3406 2019-05-03 Richard Biener <rguenther@suse.de>
3408 * tree-vect-stmts.c (get_group_load_store_type): Avoid
3409 peeling for gaps by loading only lower halves of vectors
3411 (vectorizable_load): Likewise.
3413 2019-05-03 Richard Biener <rguenther@suse.de>
3416 * match.pd: Add pattern to optimize (A / B) * B + (A % B) to A.
3418 2019-05-03 Richard Biener <rguenther@suse.de>
3421 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)):
3422 Handle STRING_CST vs DECL or STRING_CST.
3424 2019-05-03 Richard Biener <rguenther@suse.de>
3426 PR tree-optimization/88963
3427 * tree-ssa-forwprop.c (pass_forwprop::execute): Rewrite
3428 vector loads feeding only BIT_FIELD_REFs to component
3429 loads. Rewrite stores fed by CONSTRUCTORs to component
3432 2019-05-03 Jakub Jelinek <jakub@redhat.com>
3434 * opts.h (finish_options): Remove lang_mask argument.
3435 (print_help, help_option_argument): Declare.
3436 * opts.c (print_help): Remove forward declaration, no longer static.
3437 (finish_options): Remove lang_mask argument, don't call print_help
3439 * opts-global.c (decode_options): Adjust finish_option caller, call
3442 PR tree-optimization/90303
3443 * ipa-devirt.c (obj_type_ref_class, get_odr_type): Don't use
3444 TYPE_CANONICAL for TYPE_STRUCTURAL_EQUALITY_P types in !in_lto_p mode.
3446 2019-05-03 Richard Biener <rguenther@suse.de>
3448 PR tree-optimization/89698
3449 * gimple-fold.c (canonicalize_constructor_val): Early out
3450 for constants, handle unfolded INTEGER_CSTs as they appear in
3451 C++ virtual table ctors.
3453 2019-05-03 Richard Biener <rguenther@suse.de>
3455 * passes.c (execute_function_todo): Remove dead code.
3457 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
3459 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Do not use
3460 the internal register number, for any "real" register.
3462 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
3464 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Return the
3465 correct numbers for TFHAR, TFIAR, TEXASR.
3467 2019-05-02 Richard Biener <rguenther@suse.de>
3469 PR tree-optimization/89653
3470 * tree-ssa-loop.c (pass_data_tree_loop_init): Execute
3471 update-address-taken before the pass.
3472 * passes.def (pass_tree_loop_init): Put comment before it.
3474 2019-05-02 Richard Biener <rguenther@suse.de>
3476 PR tree-optimization/89509
3477 * tree-ssa-structalias.c (compute_dependence_clique): Look
3478 at the first subvar when determining whether it is restrict.
3480 2019-05-02 Richard Biener <rguenther@suse.de>
3482 PR tree-optimization/90273
3483 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Eliminate
3484 useless debug stmts.
3486 2019-05-02 Alejandro Martinez <alejandro.martinezvicente@arm.com>
3488 * config/aarch64/aarch64-sve.md (<sur>dot_prod<vsi2qi>): Taken from SVE
3490 * config/aarch64/iterators.md: Copied Vetype_fourth, VSI2QI and vsi2qi from
3492 * tree-vect-loop.c (use_mask_by_cond_expr_p): New function to check if a
3493 VEC_COND_EXPR be inserted to emulate a conditional internal function.
3494 (build_vect_cond_expr): Emit the VEC_COND_EXPR.
3495 (vectorizable_reduction): Use the functions above to vectorize in a
3496 fully masked loop codes that don't have a conditional internal
3499 2019-05-02 Martin Liska <mliska@suse.cz>
3501 * cgraphclones.c: Call valid_attribute_p with 1 for
3503 * config/i386/i386-c.c (ix86_pragma_target_parse): Use 0 as
3504 it's for target attribute.
3505 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
3506 Add new boolean argument.
3507 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
3509 (ix86_valid_target_attribute_tree): Pass target_clone_attr
3510 to ix86_valid_target_attribute_inner_p.
3511 (ix86_valid_target_attribute_p): Pass flags argument to
3512 ix86_valid_target_attribute_inner_p.
3513 (get_builtin_code_for_version): Use 0 as it's target attribute.
3515 2019-05-02 Martin Liska <mliska@suse.cz>
3517 * gcc.c (process_command): Add dummy file only
3519 * opts-global.c (decode_options): Pass lang_mask.
3520 * opts.c (print_help): New function.
3521 (finish_options): Print --help if help_option_argument
3523 (common_handle_option): Factor out content of OPT__help_
3525 * opts.h (finish_options): Add new argument.
3527 2019-05-02 Martin Liska <mliska@suse.cz>
3530 * config/i386/i386.c (ix86_expand_strlen): Use strlen call.
3531 With -minline-all-stringops use inline expansion using 4B loop.
3532 * doc/invoke.texi: Document the change of
3533 -minline-all-stringops.
3535 2019-05-01 Jeff Law <law@redhat.com>
3537 PR tree-optimization/88797
3538 * gimple-ssa-split-paths (is_feasible_trace): Reject cases where the
3539 PHI feeds a conditional on the RHS of an assignment.
3541 2019-04-30 Andrew Waterman <andrew@sifive.com>
3542 Jim Wilson <jimw@sifive.com>
3544 * config/riscv/constraints.md (L): New.
3545 * config/riscv/predicates.md (lui_operand): New.
3546 (sfb_alu_operand): New.
3547 * config/riscv/riscv-protos.h (riscv_expand_conditional_move): Declare.
3548 * config/riscv/riscv.c (riscv_expand_conditional_move): New.
3549 * config/riscv/riscv.h (TARGET_SFB_ALU): New.
3550 * config/riscv/risc.md (type): Add sfb_alu.
3551 (branch<mode>): Renamed from branch_order<mode>. Change predicate for
3552 operand 3 to reg_or_0_operand. In output string, change %3 to %z3.
3553 (branch_zero<mode>): Delete.
3555 (mov<GPR:mode><X:mode>cc): Likewise.
3556 * config/riscv/sifive-7.md (sifive_7_sfb_alu): New. Use in bypasses.
3558 2019-04-30 Nathan Sidwell <nathan@acm.org>
3560 * tree.h (MARK_TS_EXP): New.
3562 2019-04-30 Martin Liska <mliska@suse.cz>
3564 * opts.c (enable_warning_as_error): Provide hints
3565 for unknown options.
3567 2019-04-30 Martin Liska <mliska@suse.cz>
3570 * doc/invoke.texi: Add missing dash for gas-locview-support
3571 and gno-as-locview-support.
3573 2019-04-30 Jakub Jelinek <jakub@redhat.com>
3576 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Don't skip
3577 whitespace at the start of target attribute string.
3579 2019-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3582 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
3583 Define __ARM_FEATURE_ATOMICS.
3585 2019-04-30 Martin Liska <mliska@suse.cz>
3587 * gimple-fold.c (gimple_fold_builtin_memory_op): Change endp
3588 into built_in_function enum. Remove code for endp == 2 and
3589 use BUILT_IN_* constants.
3590 (gimple_fold_builtin): Call the function with fcode.
3592 2019-04-30 Martin Liska <mliska@suse.cz>
3594 * config/i386/i386.c (ix86_builtin_reciprocal): Cast
3595 DECL_FUNCTION_CODE into ix86_builtins enum before
3596 the switch statement.
3598 2019-04-30 Jakub Jelinek <jakub@redhat.com>
3600 PR tree-optimization/89475
3601 * tree-ssa-ccp.c (evaluate_stmt): Handle BUILT_IN_BSWAP{16,32,64}
3604 2019-04-30 Martin Liska <mliska@suse.cz>
3606 PR translation/90274
3607 * opts.c (print_filtered_help): Wrap string in _(...).
3609 2019-04-30 Bin Cheng <bin.cheng@linux.alibaba.com>
3611 PR tree-optimization/90240
3613 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
3615 PR tree-optimization/90078
3616 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
3617 checks for infinite_cost overflow.
3619 2019-04-29 Jeff Law <law@redhat.com>
3621 * passes.def: Move -Wrestrict pass after copy propagation.
3623 2019-04-29 Maya Rashish <coypu@sdf.org>
3625 * config.gcc (default_gnu_indirect_function): Default to yes
3626 for arm*-*-netbsd*, i[34567]86-*-netbsd*, powerpc*-*-netbsd*,
3627 sparc*-*-netbsd*, x86_64-*-netbsd*.
3629 2019-04-29 Vladislav Ivanishin <vlad@ispras.ru>
3631 * tree-ssa-uninit.c (is_pred_expr_subset_of): Correctly handle cases
3632 where cond2 is NE_EXPR.
3633 (is_value_included_in): Update comment.
3635 2019-04-29 Richard Biener <rguenther@suse.de>
3637 PR tree-optimization/90278
3638 * tree-ssa-forwprop.c (pass_forwprop::execute): Transfer/clean
3639 EH on comparison simplification.
3641 2019-04-29 Jason Merrill <jason@redhat.com>
3643 PR c++/82081 - tail call optimization breaks noexcept
3644 * tree-tailcall.c (find_tail_calls): Don't turn a call from a
3645 nothrow function to a might-throw function into a tail call.
3647 2019-04-29 Richard Sandiford <richard.sandiford@arm.com>
3649 * tree-data-ref.h (data_dependence_relation::inner_loop): Delete.
3650 (DDR_INNER_LOOP): Likewise.
3651 * tree-data-ref.c (dump_data_dependence_relation): Update accordingly.
3652 (initialize_data_dependence_relation): Likewise.
3653 (insert_innermost_unit_dist_vector): Use 0 instead of DDR_INNER_LOOP.
3655 2019-04-29 Jakub Jelinek <jakub@redhat.com>
3657 PR rtl-optimization/90257
3658 * cfgrtl.c (flow_active_insn_p): Return true for USE of a function
3662 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
3666 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
3669 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
3672 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
3674 * lra-spills.c (lra_final_code_change): Remove useless move insns.
3676 2019-04-29 Richard Biener <rguenther@suse.de>
3678 * tree-ssa.c (insert_debug_temp_for_var_def): For {CLOBBER}
3681 2019-04-27 Iain Buclaw <ibuclaw@gdcproject.org>
3683 * config/netbsd-d.c: Include memmodel.h. Remove unused tree.h,
3684 varasm.h, and netbsd-protos.h.
3686 2019-04-27 Uroš Bizjak <ubizjak@gmail.com>
3689 * config/i386/i386-protos.h (ix86_data_alignment): Change
3690 the second argument type to unsigned int.
3691 * config/i386/i386.c (ix86_data_alignment): Change "align"
3692 argument type to unsigned int.
3694 2019-04-27 Martin Liska <mliska@suse.cz>
3697 * opt-suggestions.c (option_proposer::build_option_suggestions):
3698 When get_valid_option_values returns empty values, add the
3699 misspelling candidate.
3701 2019-04-26 Jim Wilson <jimw@sifive.com>
3703 * config/riscv/riscv-protos.h (riscv_move_integer): Add machine_mode
3705 * config/riscv/riscv.c (riscv_move_integer): New parameter orig_mode.
3706 Pass orig_mode to riscv_build_integer.
3707 (riscv_split_integer): Pass mode to riscv_move_integer.
3708 (riscv_legitimize_const_move): Likewise.
3709 (riscv_legitimize_move): For MEM dest and CONST_INT src case, new local
3710 promoted_mode. Replace force_reg call with code to load constant into
3711 promoted reg and then subreg it for the store.
3712 * config/riscv/riscv.md (low<mode>+1): Pass <GPR:MODE>mode to
3715 2018-04-26 Eugene Sharygin <eush@ispras.ru>
3717 * gdbhooks.py: Fix UnicodeDecodeErrors when printing trees with
3720 2019-04-26 Richard Sandiford <richard.sandiford@arm.com>
3722 * tree.h (TYPE_VECTOR_SUBPARTS, SET_TYPE_VECTOR_SUBPARTS): Add
3723 commentary about the encoding of precision.
3725 2019-04-25 Andreas Tobler <andreast@gcc.gnu.org>
3727 * config/i386/freebsd64.h: Add bits for 32-bit multilib support.
3728 * config/i386/t-freebsd64: New file.
3729 * config.gcc: Add the t-freebsd64 for multilib support.
3731 2019-04-25 Uroš Bizjak <ubizjak@gmail.com>
3733 * doc/extend.texi (vector_size): Add missing comma after @xref.
3735 2019-04-25 Jakub Jelinek <jakub@redhat.com>
3737 * BASE-VER: Set to 10.0.0.
3739 2019-04-25 Richard Biener <rguenther@suse.de>
3742 * gimplify.c (gimplify_expr): Avoid turning a lvalue
3743 VIEW_CONVERT_EXPR into one operating on an rvalue.
3745 2019-04-25 H.J. Lu <hongjiu.lu@intel.com>
3748 * config/i386/i386.c (feature_priority): Moved to file scope.
3749 (processor_features): Likewise.
3750 (processor_model): Likewise.
3751 (_arch_names_table): Likewise.
3752 (arch_names_table): Likewise.
3753 (_feature_list): Removed.
3754 (feature_list): Likewise.
3755 (_isa_names_table): Moved to file scope. Add priority.
3756 (isa_names_table): Likewise.
3757 (get_builtin_code_for_version): Replace feature_list with
3758 isa_names_table. Update error message for P_ZERO priority.
3760 2019-04-25 Richard Biener <rguenther@suse.de>
3762 * tree-pass.h (make_pass_phi_only_cprop): Remove.
3763 * timevar.def (TV_TREE_PHI_CPROP): Likewise.
3765 2019-04-24 Jeff Law <law@redhat.com>
3767 PR tree-optimization/90037
3768 * Makefile.in (OBJS): Remove tree-ssa-phionlycprop.c
3769 * passes.def: Replace all instance of phi-only cprop with the
3770 lattice propagator. Move propagation pass from after erroneous
3771 path isolation to before erroneous path isolation.
3772 * tree-ssa-phionlycprop.c: Remove.
3774 2019-04-24 Richard Biener <rguenther@suse.de>
3777 * gimple-fold.c (fold_const_aggregate_ref_1): Do multiplication
3778 by size and BITS_PER_UNIT on poly-wide-ints.
3780 2019-04-25 Richard Biener <rguenther@suse.de>
3783 * match.pd: Add pattern to simplify view-conversion of an
3786 2019-04-24 Clement Chigot <clement.chigot@atos.net>
3788 * config/rs6000/aix71.h (SUBTARGET_OVERRIDE_OPTIONS): Disable
3789 OPTION_MASK_VSX and OPTION_MASK_ALTIVEC from rs6000_isa_flags
3790 for Go on 32 bit AIX.
3791 * config/rs6000/aix72.h: Likewise.
3793 2019-04-24 Jakub Jelinek <jakub@redhat.com>
3796 * rtl.c (classify_insn): Return JUMP_INSN for asm goto.
3797 * emit-rtl.c (try_split): Copy over REG_LABEL_TARGET.
3799 2019-04-24 Andreas Krebbel <krebbel@linux.ibm.com>
3802 * config/s390/s390.c (s390_restore_gprs_from_fprs): Restore GPRs
3803 from FPRs in reverse order. Generate REG_CFA_DEF_CFA note also
3804 for restored hard frame pointer.
3805 (s390_sched_dependencies_evaluation): Implement new target hook.
3806 (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK): New macro definition.
3808 2019-04-24 Claudiu Zissulescu <claziss@sysnopsys.com>
3810 * config/arc/arc-options.def: Fix typos and spelling mistakes.
3811 * config/arc/arc.c (arc_init): Cleanup warning message.
3812 (arc_override_options): Likewise.
3814 2019-04-24 Jakub Jelinek <jakub@redhat.com>
3817 * config/i386/i386.c (ix86_expand_sse_fp_minmax): Force if_true into
3818 a register if both if_true and if_false are MEMs.
3820 PR tree-optimization/90208
3821 * tree-cfg.c (remove_bb): Move forced labels from removed bbs
3822 after labels of new_bb, not before them.
3824 PR tree-optimization/90211
3825 * tree-parloops.c (try_create_reduction_list): Ignore phi arguments
3826 which are not SSA_NAMEs.
3828 2018-04-23 Sudakshina Das <sudi.das@arm.com>
3830 * config/aarch64/aarch64-linux.h (TARGET_ASM_FILE_END): Define for
3832 (aarch64_file_end_indicate_exec_stack): Add gnu note section.
3834 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
3836 PR rtl-optimization/87979
3837 * modulo-sched.c (sms_schedule): Start ii value "mii" should
3840 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
3842 PR rtl-optimization/84032
3843 * modulo-sched.c (ps_insn_find_column): Change condition so that
3844 branch will always be the last insn in a row inside partial
3847 2019-04-23 Richard Biener <rguenther@suse.de>
3850 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Add
3851 dest_single_pred_p argument.
3852 (remove_forwarder_block): Adjust.
3853 (remove_forwarder_block_with_phi): Likewise.
3855 2019-04-23 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3856 Bernd Edlinger <bernd.edlinger@hotmail.de>
3857 Jakub Jelinek <jakub@redhat.com>
3860 * config/arm/arm.c (aapcs_vfp_is_call_or_return_candidate): Diagnose
3861 if used with general-regs-only.
3862 (arm_conditional_register_usage): Don't add non-general regs if
3864 (arm_valid_target_attribute_rec): Handle general-regs-only.
3865 * config/arm/arm.h (TARGET_HARD_FLOAT): Return false if
3867 (TARGET_HARD_FLOAT_SUB): Define.
3868 (TARGET_SOFT_FLOAT): Define as negation of TARGET_HARD_FLOAT_SUB.
3869 (TARGET_REALLY_IWMMXT): Add && !TARGET_GENERAL_REGS_ONLY.
3870 (TARGET_REALLY_IWMMXT2): Likewise.
3871 * config/arm/arm.opt: Add -mgeneral-regs-only.
3872 * doc/extend.texi: Document ARM general-regs-only target.
3873 * doc/invoke.texi: Document ARM -mgeneral-regs-only.
3875 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
3877 PR tree-optimization/90078
3878 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
3879 checks for infinite_cost overflow.
3881 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
3883 PR tree-optimization/90021
3884 * tree-chrec.c (evolution_function_is_univariate_p): New parameter
3885 and check univariate against it.
3886 * tree-chrec.h (evolution_function_is_univariate_p): New parameter.
3887 * tree-data-ref.c (add_other_self_distances): Pass new argument.
3889 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
3893 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
3896 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
3899 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
3901 * lra-spills.c (lra_final_code_change): Remove useless move insns.
3903 2019-04-21 Iain Sandoe <iain@sandoe.co.uk>
3905 * config/rs6000/rs6000.md (group_end_nop): Emit insn register
3906 names using operand format, rather than hard-wired.
3907 (speculation_barrier): Likewise.
3909 2019-04-19 Segher Boessenkool <segher@kernel.crashing.org>
3911 PR tree-optimization/88055
3912 * tree-call-cdce.c (comparison_code_if_no_nans): New function.
3913 (gen_one_condition): Use it if !HONOR_NANS.
3915 2019-04-19 Jakub Jelinek <jakub@redhat.com>
3918 * tree-outof-ssa.c (get_temp_reg): If reg_mode is BLKmode, return
3919 assign_temp instead of gen_reg_rtx.
3921 2019-04-19 Christophe Lyon <christophe.lyon@linaro.org>
3923 PR translation/90118
3924 * config/aarch64/aarch64.c (aarch64_override_options_internal):
3925 Add missing space before %<.
3927 2019-04-18 Peter Bergner <bergner@linux.ibm.com>
3929 PR rtl-optimization/87871
3930 * ira-lives.c (make_object_dead): Don't add conflicts to
3931 TOTAL_CONFLICT_HARD_REGS for register ignore_reg_for_conflicts.
3933 2019-04-18 Martin Sebor <msebor@redhat.com>
3936 * tree.h (TYPE_VECTOR_SUBPARTS): Use HOST_WIDE_INT_1U.
3937 * config/aarch64/aarch64.c (aarch64_simd_vector_alignment): Avoid
3938 assuming type size fits in SHWI.
3940 2019-04-18 Jan Hubicka <hubicka@ucw.cz>
3943 * ipa-inline.c (flatten_function): New parameter UPDATE.
3944 (ipa_inline, early_inliner): Use it.
3946 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
3948 * fold-const.c (int_const_binop): Return early on failure.
3950 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
3953 * combine.c (force_int_to_mode): Cast the argument rather than
3954 the result of known_alignment.
3955 * rtlanal.c (rtx_addr_can_trap_p_1): Use known_subrange_p.
3957 2019-04-18 Richard Biener <rguenther@suse.de>
3960 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Split
3962 (remove_forwarder_block): ... here.
3963 (remove_forwarder_block_with_phi): Also move debug stmts here.
3965 2019-04-18 Jakub Jelinek <jakub@redhat.com>
3967 PR translation/79183
3968 * gimple-ssa-sprintf.c (format_directive): Use inform_n instead of
3969 inform where appropriate.
3971 2019-04-18 Richard Biener <rguenther@suse.de>
3973 * tree.c (get_qualified_type): Put found type variants at the
3974 head of the variant list.
3976 2018-04-17 Segher Boessenkool <segher@kernel.crashing.org>
3978 * config/rs6000/rs6000.c (rs6000_register_move_cost): Fix typo.
3980 2019-04-17 Hongtao Liu <hongtao.liu@intel.com>
3983 * config/i386/avx512fintrin.h (_mm_maskz_fmadd_round_sd,
3984 _mm_maskz_fmadd_round_ss, _mm_maskz_fmsub_round_sd,
3985 _mm_maskz_fmsub_round_ss, _mm_maskz_fnmadd_round_sd,
3986 _mm_maskz_fnmadd_round_ss, _mm_maskz_fnmsub_round_sd,
3987 _mm_maskz_fnmsub_round_ss): Use _maskz builtin instead of _mask3.
3989 2019-04-17 Peter Bergner <bergner@linux.ibm.com>
3991 * ira-conflicts.c (print_allocno_conflicts): Always print something,
3992 even for allocno's with no conflicts.
3993 (print_conflicts): Print an extra newline.
3995 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
3997 * auto-inc-dec.c (attempt_change): Set the alignment of the
3998 temporary memory to that of the original.
4000 2019-04-17 Joao Moreira <jmoreira@suse.de>
4002 * targhooks.c (default_print_patchable_function_entry): Emit
4003 __patchable_function_entries section with writable flags to allow
4004 relocation resolution.
4006 2019-04-17 Jonny Grant <jg@jguk.org>
4008 * collect2.c (main): Change gcc.gnu.org URL to HTTPS.
4010 2019-04-17 Jakub Jelinek <jakub@redhat.com>
4013 * internal-fn.c (expand_mul_overflow): Don't set SUBREG_PROMOTED_VAR_P
4016 2019-04-17 Claudiu Zissulescu <claziss@synopsys.com>
4018 * config/arc/arc.c (arc_init): Format diagnostic string.
4019 (arc_override_options): Likewise.
4020 (check_if_valid_regno_const): Likewise.
4021 (arc_reorg): Likewise.
4023 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
4026 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Adjust pattern
4028 (rs6000_emit_allocate_stack_1): Simplify condition. Adjust pattern
4030 * config/rs6000/rs6000.md (bits): Add entries for SF and DF.
4031 (*movdi_update1): Use Pmode.
4032 (movdi_<mode>_update): Fix argument to avoiding_indexed_address_p.
4033 (movdi_<mode>_update_stack): Rename to ...
4034 (movdi_update_stack): ... this. Fix comment. Change condition. Don't
4036 (*movsi_update1): Use Pmode.
4037 (*movsi_update2): Use Pmode.
4038 (movsi_update): Rename to ...
4039 (movsi_<mode>_update): ... this. Use Pmode.
4040 (movsi_update_stack): Fix condition.
4041 (*movhi_update1): Use Pmode. Fix argument to
4042 avoiding_indexed_address_p.
4043 (*movhi_update2): Ditto.
4044 (*movhi_update3): Ditto.
4045 (*movhi_update4): Ditto.
4046 (*movqi_update1): Ditto.
4047 (*movqi_update2): Ditto.
4048 (*movqi_update3): Ditto.
4049 (*movsf_update1, *movdf_update1): Merge, rename to...
4050 (*mov<mode>_update1): This. Use Pmode. Fix argument to
4051 avoiding_indexed_address_p. Add "size" attribute.
4052 (*movsf_update2, *movdf_update2): Merge, rename to...
4053 (*mov<mode>_update2): This. Ditto.
4054 (*movsf_update3): Use Pmode. Fix argument to
4055 avoiding_indexed_address_p.
4056 (*movsf_update4): Ditto.
4057 (allocate_stack): Simplify condition. Adjust pattern names.
4059 2019-04-17 Jakub Jelinek <jakub@redhat.com>
4062 * config/arm/arm.c (arm_valid_target_attribute_rec): Don't skip
4063 whitespace at the start of target attribute string.
4065 2019-04-16 Pat Haugen <pthaugen@us.ibm.com>
4068 * config/rs6000/power9.md: Add store forwarding bypass.
4070 2019-04-16 Alexandre Oliva <aoliva@redhat.com>
4073 * valtrack.c (dead_debug_insert_temp): Reset debug references
4074 to the return value of a call being removed.
4076 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4078 * config/arc/arc-protos.h (arc_register_move_cost): Remove.
4079 * config/arc/arc.c (arc_register_move_cost): Re-purpose it to
4080 implement target hook.
4081 (arc_memory_move_cost): New function.
4082 (TARGET_REGISTER_MOVE_COST): Define.
4083 (TARGET_MEMORY_MOVE_COST): Likewise.
4084 * config/arc/arc.h (REGISTER_MOVE_COST): Remove.
4085 (MEMORY_MOVE_COST): Likewise.
4087 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4089 * config/arc/arc.md (sibcall_insn): Use Rcd constraint.
4090 (sibcall_value_insn): Likewise.
4091 * config/arc/constraints.md (Rs5): Remove.
4093 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4095 * config/arc/arc.c (arc_hard_regno_modes): Add two missing modes
4096 for last two fake registers.
4097 (arc_conditional_register_usage): Make sure fake frame and arg
4098 pointer regs are in general regs class.
4099 (FRAME_POINTER_MASK): Remove.
4100 (RETURN_ADDR_MASK): Remove.
4101 (arc_must_save_register): Use hard frame regnum.
4102 (frame_restore_reg): Use hard_frame_pointer_rtx.
4103 (arc_save_callee_saves): Likewise.
4104 (arc_restore_callee_saves): Likewise.
4105 (arc_save_callee_enter): Likewise.
4106 (arc_restore_callee_leave): Likewise.
4107 (arc_save_callee_milli): Likewise.
4108 (arc_eh_return_address_location): Likewise.
4109 (arc_check_multi): Use hard frame regnum.
4110 (arc_can_eliminate): Likewise.
4111 * config/arc/arc.h (FIXED_REGISTERS): Make FP register available
4112 for register allocator.
4113 (REG_CLASS_CONTENTS): Update GENERAL_REGS.
4114 (REGNO_OK_FOR_BASE_P): Consider FRAME_POINTER_REGNUM.
4115 (FRAME_POINTER_REGNUM): Change it to a fake register.
4116 (HARD_FRAME_POINTER_REGNUM): Defined.
4117 (ARG_POINTER_REGNUM): Change it to a new fake register.
4118 (ELIMINABLE_REGS): Update.
4119 (REGISTER_NAMES): Update names.
4120 * config/arc/arc.md (LP_START): Remove.
4122 (shift_si3_loop): Update pattern.
4124 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4126 * config/arc/arc.c (arc_expand_prologue): Emit blockage regardless
4127 to avoid delay slot scheduling.
4128 (arc_must_save_register): Don't save SP.
4129 * config/arc/arc.md (stack_tie): Remove.
4130 (UNSPEC_ARC_STKTIE): Likewise.
4132 2019-04-16 Kito Cheng <kito.cheng@gmail.com>
4133 Shiva Chen <shiva0217@gmail.com>
4135 * config/nds32/nds32-md-auxiliary.c (nds32_split_ashiftdi3): Fix wrong
4136 code gen with large shift amount.
4138 2019-04-16 Chung-Ju Wu <jasonwucj@gmail.com>
4140 * config/nds32/nds32-pipelines-auxiliary.c (wext_odd_dep_p): Handle
4143 2019-04-16 Jakub Jelinek <jakub@redhat.com>
4146 * config/i386/i386.c (ix86_target_string): Add ADD_ABI_P argument, only
4147 print -m64/-mx32/-m32 if it is true.
4148 (ix86_debug_options, ix86_function_specific_print): Pass true as
4149 ADD_ABI_P to ix86_target_string.
4150 (ix86_expand_builtin): Adjust ix86_target_string caller, pass true as
4151 ADD_ABI_P only if OPTION_MASK_ISA_64BIT is set in bisa and in that case
4152 or into it OPTION_MASK_ISA_ABI_64 or OPTION_MASK_ISA_ABI_X32.
4154 PR rtl-optimization/90082
4155 * dce.c (can_delete_call): New function.
4156 (deletable_insn_p, mark_insn): Use it.
4158 PR tree-optimization/90090
4159 * tree-ssa-math-opts.c (is_division_by): Ignore divisions that can
4161 (is_division_by_square): Likewise. Formatting fix.
4163 2019-04-16 Richard Biener <rguenther@suse.de>
4165 PR tree-optimization/56049
4166 * tree-ssa-loop-im.c (mem_ref_hasher::equal): Elide alias-set
4167 equality check if alias-set zero will prevail.
4169 2019-04-15 Jeff Law <law@redhat.com>
4171 * config/microblaze/microblaze.c (microblaze_expand_block_move): Treat
4172 size and alignment as unsigned.
4174 2019-04-15 Richard Biener <rguenther@suse.de>
4177 * tree-loop-distribution.c (destroy_loop): Preserve correct
4180 2019-04-15 Richard Biener <rguenther@suse.de>
4182 PR tree-optimization/90071
4183 * tree-ssa-reassoc.c (init_range_entry): Do not pick up
4184 abnormal operands from def stmts.
4186 2019-04-15 Segher Boessenkool <segher@kernel.crashing.org>
4188 PR rtl-optimization/89794
4189 * combine.c (count_auto_inc): New function.
4190 (try_combine): Count how many auto_inc expressions there were in the
4191 original instructions. Ensure we have the same number in the new
4192 instructions. Remove the code that tried to ensure auto_inc side
4193 effects on i1 and i0 are not lost.
4195 2019-04-15 Richard Biener <rguenther@suse.de>
4198 * tree.h (auto_var_p): Declare.
4199 * tree.c (auto_var_p): New function, split out from ...
4200 (auto_var_in_fn_p): ... here.
4201 * tree-ssa-structalias.c (struct variable_info): Add shadow_var_uid
4203 (new_var_info): Initialize it.
4204 (set_uids_in_ptset): Also set the shadow variable uid if required.
4205 (ipa_pta_execute): Postprocess points-to solutions assigning
4206 shadow variable uids for locals that may reach their containing
4207 function recursively.
4208 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Do not
4209 assert but instead check whether the points-to solution is
4212 2019-04-15 Martin Jambor <mjambor@suse.cz>
4215 * cgraph.c (clone_of_p): Loop over clone chain for each step in
4218 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
4220 * config.gcc (nds32*-*-linux*): Set gcc_cv_initfini_array to yes.
4222 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
4223 Kito Cheng <kito.cheng@gmail.com>
4224 Shiva Chen <shiva0217@gmail.com>
4226 * config/nds32/nds32-md-auxiliary.c
4227 (nds32_legitimize_pic_address): Use new PIC pattern.
4228 (nds32_legitimize_tls_address): Use new TLS pattern.
4229 (nds32_output_symrel): New.
4230 * config/nds32/nds32-protos.h (nds32_output_symrel): Declare.
4231 (nds32_alloc_relax_group_id): Ditto.
4232 * config/nds32/nds32-relax-opt.c (nds32_alloc_relax_group_id): New.
4233 (nds32_group_insns): Use nds32_alloc_relax_group_id instead of use
4235 (nds32_group_tls_insn): Ditto.
4236 (nds32_group_float_insns): Ditto.
4237 * config/nds32/nds32.md (tls_le): New.
4240 2019-04-15 Chung-Ju Wu <jasonwucj@gmail.com>
4242 * configure: Add nds32 target for dwarf2 debug_line checking.
4243 * configure.ac: Regenerated.
4245 2019-04-14 Jan Hubicka <hubicka@ucw.cz>
4248 * ipa-devirt.c (skip_in_fields_list_p): New.
4249 (odr_types_equivalent_p): Use it.
4251 2019-04-13 Jakub Jelinek <jakub@redhat.com>
4254 * config/arm/arm.c (arm_valid_target_attribute_rec): Use strcmp
4255 instead of strncmp when checking for thumb and arm. Formatting fixes.
4257 2019-04-12 Iain Buclaw <ibuclaw@gdcproject.org>
4259 * doc/install.texi: Document --with-target-system-zlib.
4261 2019-04-12 Martin Sebor <msebor@redhat.com>
4267 * targhooks.c (default_vector_alignment): Avoid assuming
4268 argument fits in SHWI.
4269 * tree.h (TYPE_VECTOR_SUBPARTS): Avoid sign overflow in
4271 * doc/extend.texi (__builtin_has_attribute): Add a clarifying note.
4273 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4275 PR rtl-optimization/89965
4276 * dce.c: Include rtl-iter.h.
4277 (struct check_argument_load_data): New type.
4278 (check_argument_load): New function.
4279 (find_call_stack_args): Check for loads from stack slots still tracked
4280 in sp_bytes and punt if any is found.
4282 * config/mips/loongson-mmiintrin.h: Fix up #error message.
4284 2019-04-12 Jan Hubicka <hubicka@ucw.cz>
4286 * params.def (PARAM_MAX_LTO_STREAMING_PARALLELISM): New parameter.
4287 * doc/invoke.texi (max-lto-streaming-paralellism): New --param.
4289 2019-04-12 Martin Liska <mliska@suse.cz>
4292 * multiple_target.c (create_dispatcher_calls): Wrap ifunc
4294 (separate_attrs): Handle multiple 'default's.
4295 (expand_target_clones): Rework error handling code.
4297 2019-04-12 Kelvin Nilsen <kelvin@gcc.gnu.org>
4300 * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): Use inner
4301 mode of vector rather than mode of destination for move instruction.
4302 * config/rs6000/vsx.md (*vsx_extract_<mode>_<VS_scalar>mode_var):
4303 Use QI inner mode with V16QI vector mode.
4305 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4308 * config/tilepro/tilepro.c (tilepro_print_operand): Use just
4309 "invalid %%t operand" in output_operand_lossage message.
4311 2019-04-12 Andreas Krebbel <krebbel@linux.ibm.com>
4313 * config/s390/predicates.md (permute_pattern_operand): New
4315 * config/s390/vector.md ("*vec_splats_bswap_vec<mode>"): Add USE
4316 operand for the permute pattern.
4317 ("*vec_perm<mode>"): New insn definition.
4318 ("bswap<mode>"): Generate the permute pattern operand in the
4319 expander and perform the operand reloads for pre arch13 level
4321 ("*bswap<mode>_emu"): Rename to ...
4322 ("*bswap<mode>"): ... this. And make the splitter vxe2 only.
4323 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>"):
4324 Add the USE operand for the permute pattern.
4325 ("*vec_set_bswap_vec<mode>"): Likewise.
4327 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4330 * varasm.c (assemble_start_function): Don't use tree_fits_uhwi_p
4331 and gcc_unreachable if it fails, just call tree_to_uhwi which
4332 verifies that too. Test TREE_CHAIN instead of list_length > 1.
4333 Start warning message with a lower-case letter. Formatting fixes.
4335 PR rtl-optimization/90026
4336 * cfgcleanup.c (try_optimize_cfg): When removing empty bb with no
4337 successors, look for BARRIERs inside of the whole BB_FOOTER chain
4338 rather than just at the start of it. If e->src BB_FOOTER is not NULL
4339 in cfglayout mode, use emit_barrier_after_bb.
4341 2018-04-11 Steve Ellcey <sellcey@marvell.com>
4343 PR rtl-optimization/87763
4344 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>4_noshift_alt):
4347 2019-04-11 Tom de Vries <tdevries@suse.de>
4349 * doc/extend.texi (@node Statement Exprs): Note variable shadowing at
4350 max macro using statement expression.
4352 2019-04-11 David Edelsohn <dje.gcc@gmail.com>
4354 * xcoffout.h (xcoff_private_rodata_section_name): Declare.
4355 * xcoffout.c (xcoff_private_rodata_section_name): Define.
4356 * config/rs6000/rs6000.c (rs6000_xcoff_asm_init_sections): Create
4357 read_only_private_data_section using xcoff_private_rodata_section_name.
4358 (rs6000_xcoff_file_start): Generate xcoff_private_rodata_section_name.
4360 2019-04-11 Christophe Lyon <christophe.lyon@linaro.org>
4363 * config/aarch64/aarch64.opt (msve-vector-bits): Add missing final '.'.
4365 2019-04-11 Jakub Jelinek <jakub@redhat.com>
4367 PR rtl-optimization/89965
4368 * dce.c (sp_based_mem_offset): New function.
4369 (find_call_stack_args): Use sp_based_mem_offset.
4371 2019-04-11 Jonathan Wakely <jwakely@redhat.com>
4373 * doc/invoke.texi (Optimize Options): Clarify -flive-patching docs.
4375 2019-04-11 Richard Biener <rguenther@suse.de>
4377 PR tree-optimization/90020
4378 * tree-ssa-sccvn.c (vn_reference_may_trap): New function.
4379 * tree-ssa-sccvn.h (vn_reference_may_trap): Declare.
4380 * tree-ssa-pre.c (compute_avail): Use it to not put
4381 possibly trapping references after a call that might not
4382 return into EXP_GEN.
4383 * gcse.c (compute_hash_table_work): Do not elide
4384 marking a block containing a call if the call might not
4387 2019-04-11 Richard Biener <rguenther@suse.de>
4389 PR tree-optimization/90018
4390 * tree-vect-data-refs.c (vect_preserves_scalar_order_p):
4391 Test both SLP and interleaving variants.
4393 2019-04-11 Robin Dapp <rdapp@linux.ibm.com>
4395 * config/s390/8561.md: New file.
4396 * config/s390/driver-native.c (s390_host_detect_local_cpu):
4397 Add arch13 cpu model.
4398 * config/s390/s390-opts.h (enum processor_type): Likewise.
4399 * config/s390/s390.c (s390_get_sched_attrmask): Add arch13.
4400 (s390_get_unit_mask): Likewise.
4401 (s390_is_fpd): Likewise.
4402 (s390_is_fxd): Likewise.
4403 * config/s390/s390.h (s390_tune_attr): Likewise.
4404 * config/s390/s390.md: Include arch13 pipeline description.
4405 * config/s390/s390.opt: Add arch13.
4407 2018-04-10 Steve Ellcey <sellcey@marvell.com>
4409 PR rtl-optimization/87763
4410 * config/aarch64/aarch64-protos.h (aarch64_masks_and_shift_for_bfi_p):
4412 * config/aarch64/aarch64.c (aarch64_masks_and_shift_for_bfi_p):
4414 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>5_shift):
4416 (*aarch64_bfi<GPI:mode>5_shift_alt): Ditto.
4417 (*aarch64_bfi<GPI:mode>4_noand): Ditto.
4418 (*aarch64_bfi<GPI:mode>4_noand_alt): Ditto.
4419 (*aarch64_bfi<GPI:mode>4_noshift): Ditto.
4421 2019-04-10 Jonathan Wakely <jwakely@redhat.com>
4423 * doc/invoke.texi (Optimize Options): Change "Nevertheless" to
4424 "Although" in -fipa-icf documentation.
4426 * doc/invoke.texi (Debugging Options): Explicitly state the semantics
4427 of using multiple -g options.
4429 2019-04-10 Martin Liska <mliska@suse.cz>
4431 PR gcov-profile/89959
4432 * doc/gcov.texi: Make documentation of -x option
4435 2019-04-10 Richard Biener <rguenther@suse.de>
4437 * tree-vectorizer.h (_stmt_vec_info): Remove same_dr_stmt
4439 (DR_GROUP_SAME_DR_STMT): Remove.
4440 * tree-vect-stmts.c (vectorizable_load): Remove unreachable code.
4441 * tree-vect-data-refs.c (vect_analyze_group_access_1): Likewise,
4442 replace with assert.
4443 (vect_analyze_data_ref_accesses): Fix INTEGER_CST comparison.
4444 (vect_record_grouped_load_vectors): Remove unreachable code.
4446 2019-04-10 Richard Earnshaw <rearnsha@arm.com>
4449 * config/aarch64/aarch64.opt (msve-vector-bits): Remove redundant and
4450 obsolete reference to N.
4452 2019-04-10 Jakub Jelinek <jakub@redhat.com>
4455 * expr.c (store_expr): Set properly size on the MEM passed to
4459 * gimple-ssa-sprintf.c (target_to_host): Fix handling of targstr
4460 with strlen in between hostsz-3 and hostsz-1 inclusive when no
4461 translation is needed, and when translation is needed, only append
4462 ... if the string length is hostsz or more bytes long. Avoid using
4465 2019-04-09 Matthew Malcomson <matthew.malcomson@arm.com>
4468 * config/arm/arm.c (neon_valid_immediate): Disallow VOIDmode parameter.
4469 * config/arm/constraints.md (Dm, DN, Dn): Split previous Dn constraint
4471 * config/arm/neon.md (*neon_mov<mode>): Account for TImode and DImode
4472 differences directly.
4473 (*smax<mode>3_neon, vashl<mode>3, vashr<mode>3_imm): Use Dm constraint.
4475 2019-04-09 Jakub Jelinek <jakub@redhat.com>
4477 PR translation/90011
4478 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
4480 * config/arm/freebsd.h (LINK_SPEC): Remove trailing space from -p
4482 * config/riscv/freebsd.h (LINK_SPEC): Likewise.
4483 * config/aarch64/aarch64-freebsd.h (FBSD_TARGET_LINK_SPEC): Likewise.
4484 * config/darwin.h (DRIVER_SELF_SPECS, ASM_FINAL_SPEC): Remove
4485 trailing space from -gsplit-dwarf diagnostics.
4487 PR tree-optimization/89998
4488 * gimple-ssa-sprintf.c (try_substitute_return_value): Use lhs type
4489 instead of integer_type_node if possible, don't add ranges if return
4490 type is not compatible with int.
4491 * gimple-fold.c (gimple_fold_builtin_sprintf,
4492 gimple_fold_builtin_snprintf): Use lhs type instead of hardcoded
4495 2019-04-09 Martin Liska <mliska@suse.cz>
4497 * Makefile.in: Use GENERATOR_CFLAGS for all generators.
4498 * doc/install.texi: Document the new config.
4500 2019-04-09 Richard Sandiford <richard.sandiford@arm.com>
4502 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Always
4503 use gimple_expr_type for load and store calls. Skip over the
4504 condition argument in a conditional internal function.
4505 Protect use of TREE_INT_CST_LOW.
4507 2019-04-09 Jakub Jelinek <jakub@redhat.com>
4510 * config/riscv/riscv.c (riscv_get_interrupt_type): Fix comment typo.
4511 (riscv_merge_decl_attributes): Fix typo in diagnostics. Remove
4512 trailing period from it too.
4514 2019-04-08 wu yuan <wuyuan5@huawei.com>
4516 * config/aarch64/aarch64-cores.def (tsv1100): Change scheduling model.
4517 * config/aarch64/aarch64.md : Add "tsv110.md"
4518 * config/aarch64/tsv110.md: New file.
4520 2019-04-08 Richard Biener <rguenther@suse.de>
4522 PR tree-optimization/90006
4523 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
4526 2019-04-08 Andrea Corallo <andrea.corallo@arm.com>
4529 * config/aarch64/cortex-a57-fma-steering.c (fma_forest): Prohibit copy
4531 (fma_root_node): Likewise.
4532 (func_fma_steering): Likewise.
4534 2019-04-08 Jakub Jelinek <jakub@redhat.com>
4536 PR rtl-optimization/89865
4537 * config/i386/i386.md: Add peepholes for z = x; x ^= y; x != z.
4539 PR rtl-optimization/89865
4540 * config/i386/i386.md
4541 (SWI12 peephole for mem {+,-,&,|,^}= x; mem != 0): Fix up operand
4542 numbers not to clash with the additional operands[4].
4543 (peepholes for mem {+,-,&,|,^}= x; mem != 0): New peephole2s
4544 with extra register copy in the middle.
4546 2019-04-08 Martin Liska <mliska@suse.cz>
4548 PR gcov-profile/89961
4549 * doc/gcov.texi: Document data_file.
4550 * gcov.c (generate_results): Add data_info into JSON output.
4552 2019-04-01 Bin Cheng <bin.cheng@linux.alibaba.com>
4554 PR tree-optimization/89725
4555 * tree-chrec.c (chrec_contains_symbols): New parameter. Handle outer
4556 loop's chrec as invariant symbol.
4557 * tree-chrec.h (chrec_contains_symbols): New parameter.
4558 * tree-data-ref.c (analyze_miv_subscript): Pass new argument.
4559 (build_classic_dist_vector_1, add_other_self_distances): Bypass access
4560 function of loops not in DDR's loop_nest.
4561 * tree-data-ref.h (index_in_loop_nest): Add unreachable check.
4563 2019-04-08 Chenghua Xu <paul.hua.gm@gmail.com>
4566 * config/mips/mips.opt (LOONGSON_EXT2): Use Var instead of
4569 2019-04-07 Uroš Bizjak <ubizjak@gmail.com>
4572 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
4573 Avoid calling gen_lowpart with SYMBOL_REF and LABEL_REF operand.
4575 2019-04-05 Joern Rennecke <joern.rennecke@embecosm.com>
4577 * sched-deps.c (sched_macro_fuse_insns): Check return value of
4578 targetm.fixed_condition_code_regs.
4580 2019-04-05 Richard Biener <rguenther@suse.de>
4584 * tree-cfgcleanup.c (remove_forwarder_block): Always move
4585 debug bind stmts but reset them if they are not valid at the
4588 2019-04-05 Martin Liska <mliska@suse.cz>
4590 PR translation/89936
4591 * collect-utils.c (collect_execute): Use %< and %>, or %qs in
4592 order to wrap keywords or arguments.
4593 * collect2.c (main): Likewise.
4594 (scan_prog_file): Likewise.
4595 (scan_libraries): Likewise.
4596 * common/config/riscv/riscv-common.c
4597 (riscv_subset_list::parsing_subset_version): Likewise.
4598 (riscv_subset_list::parse_std_ext): Likewise.
4599 * config/aarch64/aarch64.c (aarch64_override_options_internal):
4601 * config/arm/arm.c (arm_option_override): Likewise.
4602 * config/cris/cris.c (cris_print_operand): Likewise.
4603 * config/darwin-c.c (darwin_pragma_options): Likewise.
4604 (darwin_pragma_unused): Likewise.
4605 (darwin_pragma_ms_struct): Likewise.
4606 * config/ft32/ft32.c (ft32_print_operand): Likewise.
4607 * config/i386/i386.c (print_reg): Likewise.
4608 (ix86_print_operand): Likewise.
4609 * config/i386/xm-djgpp.h: Likewise.
4610 * config/iq2000/iq2000.c (iq2000_print_operand): Likewise.
4611 * config/m32c/m32c.c (m32c_option_override): Likewise.
4612 * config/msp430/msp430.c (msp430_option_override): Likewise.
4613 * config/nds32/nds32.c (nds32_option_override): Likewise.
4614 * config/nvptx/mkoffload.c (main): Likewise.
4615 * config/rx/rx.c (rx_print_operand): Likewise.
4616 (valid_psw_flag): Likewise.
4617 * config/vms/vms-c.c (vms_pragma_member_alignment): Likewise.
4618 (vms_pragma_nomember_alignment): Likewise.
4619 (vms_pragma_extern_model): Likewise.
4620 * lto-wrapper.c (compile_offload_image): Likewise.
4621 * omp-offload.c (oacc_parse_default_dims): Likewise.
4622 * symtab.c (symtab_node::verify_base): Likewise.
4623 * tlink.c (recompile_files): Likewise.
4624 (start_tweaking): Likewise.
4625 * tree-profile.c (parse_profile_filter): Likewise.
4627 2019-04-05 Richard Sandiford <richard.sandiford@arm.com>
4629 PR tree-optimization/89956
4630 * tree-ssa-math-opts.c (convert_mult_to_fma): Protect against
4631 multiple negates of the same value.
4633 2019-04-04 Martin Sebor <msebor@redhat.com>
4637 * builtins.c (expand_builtin_strnlen): Make sure wi::ltu_p operands
4638 have the same precision since the function crashes otherwise.
4639 * calls.c (maybe_warn_nonstring_arg): Avoid assuming strnlen() call
4640 has non-zero arguments.
4642 2019-04-04 Martin Sebor <msebor@redhat.com>
4645 * gimple-ssa-warn-restrict.c (builtin_access::builtin_access): Bail
4646 out if the number of arguments is less than expected.
4648 2019-04-04 Jeff Law <law@redhat.com>
4650 PR rtl-optimization/89399
4651 * ree.c (combine_set_extension): Use single_set rather than
4652 digging into PATTERN for items on the candidate list.
4653 (combine_reaching_defs): Likewise.
4655 2019-04-04 Richard Sandiford <richard.sandiford@arm.com>
4657 PR rtl-optimization/46590
4658 * loop-invariant.c (find_defs): Move df_remove_problem and
4659 df_process_deferred_rescans to move_invariants.
4660 Move df_live_add_problem and df_live_set_all_dirty calls
4662 (move_invariants): Likewise.
4663 (move_loop_invariants): Likewise, making the df_live calls
4664 conditional on -O. Remove the problem again if we added it
4667 2019-04-03 qing zhao <qing.zhao@oracle.com>
4669 PR tree-optimization/89730
4670 * ipa-inline.c (can_inline_edge_p): Delete the checking for
4671 -flive-patching=inline-only-static.
4672 (can_inline_edge_by_limits_p): Add the checking for
4673 -flive-patching=inline-only-static and grant always_inline
4674 even when -flive-patching=inline-only-static is specified.
4676 2019-04-03 Jeff Law <law@redhat.com>
4678 PR rtl-optimization/81025
4679 * reorg.c (skip_consecutive_labels): Do not skip past a BARRIER.
4681 2019-04-03 Richard Biener <rguenther@suse.de>
4683 PR tree-optimization/84101
4684 * tree-vect-stmts.c: Include explow.h for hard_function_value,
4685 regs.h for hard_regno_nregs.
4686 (cfun_returns): New helper.
4687 (vect_model_store_cost): When vectorizing a store to a decl
4688 we return and the function ABI returns in a multi-reg location
4689 account for the possible spilling that will happen.
4691 2019-04-03 Andreas Krebbel <krebbel@linux.ibm.com>
4693 * config/s390/s390.c (s390_legitimate_address_p): Reject long
4694 displacement addresses for vector mode operands.
4696 2019-04-03 Claudiu Zissulescu <claziss@synopsys.com>
4698 * config/arc/arc.c (GMASK_LEN): Define.
4699 (arc_restore_callee_saves): Restore first blink when
4702 2019-04-03 Sudakshina Das <sudi.das@arm.com>
4704 * doc/extend.texi: Add deprecated comment on sign-return-address
4705 function attribute and add mbranch-protection.
4706 * doc/invoke.texi: Add bti to the options for mbranch-protection.
4708 2019-04-03 Richard Biener <rguenther@suse.de>
4711 * lto-wrapper.c (run_gcc): Avoid implicit rules making
4712 the all target phony.
4714 2019-04-02 Uroš Bizjak <ubizjak@gmail.com>
4718 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
4719 Return false for variable DImode shifts.
4720 (dimode_scalar_chain::compute_convert_gain): Do not handle
4721 register count operand in variable DImode shifts.
4722 (dimode_scalar_chain::make_vector_copies): Remove support to copy
4723 count argument of a variable shift instruction to a vector register.
4724 (dimode_scalar_chain::convert_reg): Remove support to convert
4725 count argument of a variable shift instruction.
4727 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
4729 PR rtl-optimization/84206
4730 * sel-sched-ir.h (get_all_loop_exits): Avoid the outer loop when
4731 iterating over loop headers.
4733 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
4735 PR rtl-optimization/85876
4736 * sel-sched.c (code_motion_path_driver): Avoid unwinding first_insn
4737 beyond the original fence.
4739 2019-04-02 Ulrich Weigand <uweigand@de.ibm.com>
4741 * config.gcc: Mark spu* targets as deprecated/obsolete.
4743 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4745 * config/s390/s390-builtin-types.def: New builtin function type
4746 definitions. Remove unused types.
4747 * config/s390/s390-builtins.def (s390_vcdgb, s390_vcdlgb)
4748 (s390_vcgdb, s390_vclgdb): Remove low-level builtin definitions.
4749 (s390_vec_float, s390_vec_signed, s390_vec_unsigned): New
4750 overloaded builtins.
4751 (s390_vcefb, s390_vcdgb, s390_vcelfb, s390_vcdlgb, s390_vcfeb)
4752 (s390_vcgdb, s390_vclfeb, s390_vclgdb): New low-level builtins.
4753 * config/s390/vecintrin.h (vec_float): New builtin macro definition.
4754 (vec_double, vec_signed, vec_unsigned): Define to use the new
4755 overloaded builtins.
4756 * config/s390/vx-builtins.md ("vec_double_s64", "vec_double_u64"):
4759 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4761 * config/s390/s390-builtin-types.def: New builtin function type
4763 * config/s390/s390-builtins.def (s390_vec_search_string_cc)
4764 (s390_vec_search_string_until_zero_cc): New overloaded builtins.
4765 (s390_vstrsb, s390_vstrsh, s390_vstrsf, s390_vstrszb)
4766 (s390_vstrszh, s390_vstrszf): New low-level builtins.
4767 * config/s390/s390.md (UNSPEC_VEC_VSTRS, UNSPEC_VEC_VSTRSCC): New
4768 constant definitions.
4769 * config/s390/vecintrin.h (vec_search_string_cc)
4770 (vec_search_string_until_zero_cc): New builtin name definitions.
4771 * config/s390/vx-builtins.md ("vstrs<mode>", "vstrsz<mode>"): New
4773 ("vec_vstrs<mode>"): New insn definition.
4775 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4777 * config/s390/s390-builtin-types.def: Add new builtin function
4779 * config/s390/s390-builtins.def (s390_vec_sldb, s390_vec_srdb):
4780 New overloaded builtins.
4781 (s390_vec_sldb, s390_vec_srdb): New low-level builtins. and
4783 * config/s390/s390.md (UNSPEC_VEC_SLDB): Rename to ...
4784 (UNSPEC_VEC_SLDBYTE): ... this.
4785 (UNSPEC_VEC_SLDBIT, UNSPEC_VEC_SRDBIT): New constant definitions.
4786 * config/s390/vecintrin.h (vec_sldb, vec_srdb): New builtin name
4788 * config/s390/vx-builtins.md ("vec_sld<mode>", "vec_sldw<mode>"):
4789 Rename UNSPEC_VEC_SLDB to UNSPEC_VEC_SLDBYTE.
4790 ("vec_sldb<mode>", "vec_srdb<mode>"): New insn definitions.
4792 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4794 ("*vec_splats_bswap_vec<mode>", "*vec_splats_bswap_elem<mode>"):
4795 New insn definition.
4796 * config/s390/vx-builtins.md (V_HW_HSD): Move to ...
4797 * config/s390/vector.md (V_HW_HSD): ... here.
4799 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4801 * config/s390/vecintrin.h: Map vec_vster low-level builtins to vec_vler.
4802 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>")
4803 ("*vec_set_bswap_elem<mode>", "*vec_set_bswap_vec<mode>")
4804 ("*vec_extract_bswap_vec<mode>", "*vec_extract_bswap_elem<mode>"):
4805 New insn definitions.
4807 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4809 * config/s390/s390-builtin-types.def: Add new builtin function type.
4810 * config/s390/s390-builtins.def: Add overloaded builtin
4811 s390_vec_reve and low-level builtins for s390_vler and s390_vster.
4812 * config/s390/s390.md (UNSPEC_VEC_ELTSWAP): New constant definition.
4813 * config/s390/vecintrin.h (vec_reve): New builtin name definition.
4814 * config/s390/vx-builtins.md (V_HW_HSD): New mode iterator.
4815 ("eltswap<mode>"): New expander.
4816 ("*eltswapv16qi", "*eltswap<mode>", "*eltswap<mode>_emu"): New
4819 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4821 * config/s390/s390-builtin-types.def: Add new builtin function types.
4822 * config/s390/s390-builtins.def: Add overloaded builtin
4823 s390_vec_revb. Add low-level builtins for vlbr and vstbr
4825 * config/s390/vecintrin.h (vec_revb): New builtin name definition.
4826 * config/s390/vector.md (VT_HW_HSDT): New mode iterator.
4827 ("bswap<mode>"): New expander.
4828 ("*bswap<mode>", "*bswap<mode>_emu"): New insn definitions.
4830 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4832 * config/s390/s390-builtins.def (B_VXE2): New builtin flag definition.
4833 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Increment
4834 vector builtin version number in __VEC__.
4836 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4838 * config/s390/s390.md (VX_CONV_BFP, VX_CONV_INT): New mode
4840 (SFSI): New mode attribute.
4841 ("*fixuns_truncdfdi2_vx", "*fix_truncdfdi2_bfp_z13")
4842 ("*floatunsdidf2_z13", ): Add support for 32 bit conversions and
4844 ("*fixuns_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_z13")
4845 ("*fix_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_bfp_z13")
4846 ("*floatuns<VX_CONV_INT:mode><VX_CONV_BFP:mode>2_z13"): ... these.
4847 ("floatsi<mode>2"): Add wcefb instruction.
4849 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4851 * config/s390/s390.md ("xde"): Extend mode attribute to vector types.
4852 * config/s390/vector.md (VX_VEC_CONV_BFP, VX_VEC_CONV_INT): New
4854 ("floatv2div2df2", "floatunsv2div2df2", "fix_truncv2dfv2di2")
4855 ("fixuns_truncv2dfv2di2"): Enhance with mode iterator to also
4856 support 32 bit fp-int conversions. Rename to ...
4857 ("float<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
4858 ("floatuns<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
4859 ("fix_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2")
4860 ("fixuns_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2"):
4863 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4865 * config/s390/s390.c (s390_rtx_costs): Do not add extra costs for
4866 if-then-else constructs if we can use the select instruction.
4867 * config/s390/s390.md ("*mov<mode>cc"): Add the new instructions.
4869 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4871 * config/s390/s390.md ("*popcountdi_arch13_cc")
4872 ("*popcountdi_arch13_cconly", "*popcountdi_arch13"): New insn
4874 ("*popcount<mode>", "popcountdi2", "popcountsi2", "popcounthi2"):
4875 Append _z196 to make it ...
4876 ("*popcount<mode>_z196", "popcountdi2_z196", "popcountsi2_z196")
4877 ("popcounthi2_z196"): ... this.
4878 ("popcountdi2_z196"): Remove TARGET_64BIT from the insn condition.
4879 ("popcountdi2", "popcountsi2", "popcounthi2"): New expanders.
4881 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4883 * config/s390/s390.c (s390_canonicalize_comparison): Convert
4884 certain compares for arch13 in order to make use of the condition
4885 code result produced by the new instructions.
4886 (s390_rtx_costs): Adjust the costs for nnrk, nngrk, nork, nogrk,
4887 nxrk, and nxgrk instruction patterns.
4888 * config/s390/s390.md (ANDOR, bitops_name, inv_bitops_name)
4889 (inv_no): Add new code iterator together with some attributes.
4890 ("*andc_split_<mode>"): Disable splitter for arch13.
4891 ("*<ANDOR:bitops_name>c<GPR:mode>_cc")
4892 ("*<ANDOR:bitops_name>c<GPR:mode>_cconly")
4893 ("*<ANDOR:bitops_name>c<GPR:mode>")
4894 ("*n<ANDOR:inv_bitops_name><GPR:mode>_cc")
4895 ("*n<ANDOR:inv_bitops_name><mode>_cconly")
4896 ("*n<ANDOR:inv_bitops_name><mode>", "*nxor<GPR:mode>_cc")
4897 ("*nxor<mode>_cconly", "*nxor<mode>"): New insn definitions.
4899 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4901 * common/config/s390/s390-common.c (processor_flags_table): New
4903 * config.gcc: Support arch13 with the --with-arch= configure flag.
4904 * config/s390/driver-native.c (s390_host_detect_local_cpu):
4905 * config/s390/s390-opts.h (enum processor_type): Add PROCESSOR_ARCH13.
4906 * config/s390/s390.c (s390_get_sched_attrmask)
4907 (s390_get_unit_mask): Add PROCESSOR_ARCH13.
4908 * config/s390/s390.h (enum processor_flags): Add PF_VXE2 and PF_ARCH13.
4909 * config/s390/s390.md (TARGET_CPU_ARCH13, TARGET_CPU_ARCH13_P)
4910 (TARGET_CPU_VXE2, TARGET_CPU_VXE2_P, TARGET_ARCH13)
4911 (TARGET_ARCH13_P, TARGET_VXE2, TARGET_VXE2_P): New macro
4913 * config/s390/s390.opt: Support arch13 as processor type in
4914 command line options.
4916 2019-04-02 Martin Liska <mliska@suse.cz>
4918 PR translation/89912
4919 * params.def (PARAM_GRAPHITE_MAX_ARRAYS_PER_SCOP):
4920 Fix param description of graphite-max-arrays-per-scop.
4922 2019-04-02 Eric Botcazou <ebotcazou@adacore.com>
4924 * config/sparc/linux64.h (ASAN_REJECT_SPEC): New macro.
4925 (ASAN_CC1_SPEC): Use it in 64-bit mode.
4926 * config/sparc/sol2.h (ASAN_REJECT_SPEC): Remove superfluous colon.
4928 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
4930 PR rtl-optimization/85412
4931 * sel-sched.c (sel_sched_region): Assign reset_sched_cycles_p before
4932 sel_sched_region_1, not after.
4934 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
4936 PR rtl-optimization/86928
4937 * sel-sched-ir.c (sel_redirect_edge_and_branch_force): Invoke
4938 compute_live if necessary.
4939 (sel_redirect_edge_and_branch): Likewise.
4941 2019-04-01 Vladimir Makarov <vmakarov@redhat.com>
4943 PR rtl-optimization/89865
4944 * ira-costs.c (process_bb_node_for_hard_reg_moves): Skip hard
4945 register if it is a part of small class.
4947 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
4949 PR rtl-optimization/87273
4950 * sel-sched-ir.c (merge_fences): Remove assert.
4952 2019-04-01 Richard Biener <rguenther@suse.de>
4954 PR tree-optimization/46590
4955 * domwalk.h (dom_walker::dom_walker): Consolidate constructors.
4956 (dom_walker::m_reachability): Add in place of...
4957 (dom_walker::m_skip_unreachable_blocks): ...this.
4958 * domwalk.c (dom_walker::dom_walker): Consoliate constructors.
4959 Move complex initialization ...
4960 (dom_walker::walk): Here. Especially compute m_bb_to_rpo
4961 lazily and initialize edge flags on each invocation.
4962 (dom_walker::bb_reachable): Use m_reachability.
4964 2019-04-01 Martin Liska <mliska@suse.cz>
4967 * opt-suggestions.c (option_proposer::build_option_suggestions):
4968 Add variant without any argument in order to provide better
4971 2019-04-01 Richard Biener <rguenther@suse.de>
4974 * gimple.c: Include langhooks.h.
4975 (gimple_get_alias_set): Treat enumeral types as the underlying
4978 2019-03-29 Kugan Vivekanandarajah <kuganv@linaro.org>
4979 Eric Botcazou <ebotcazou@adacore.com>
4981 PR rtl-optimization/89862
4982 * rtl.h (word_register_operation_p): Exclude CONST_INT from operations
4983 that operates on the full registers for WORD_REGISTER_OPERATIONS
4986 2019-03-29 Jim Wilson <jimw@sifive.com>
4988 * common/config/riscv/riscv-common.c (riscv_parse_arch_string):
4989 Clear MASK_RVC and then set if C subset supported.
4991 2019-03-29 Jakub Jelinek <jakub@redhat.com>
4994 * gimplify.c (gimplify_compound_literal_expr): Don't optimize a
4995 non-addressable complit into its initializer if it is volatile.
4997 2019-03-29 Roman Zhuykov <zhroma@ispras.ru>
4999 * opts-common.c (integral_argument): Set errno properly in one case.
5001 2019-03-29 Martin Liska <mliska@suse.cz>
5003 * doc/invoke.texi: Remove -Wchkp from documentation.
5005 2019-03-29 Martin Liska <mliska@suse.cz>
5007 * dbgcnt.c (print_limit_reach): New function.
5010 2019-03-29 Martin Liska <mliska@suse.cz>
5012 * dbgcnt.c (dbg_cnt_process_single_pair): Fix GNU coding style.
5013 (dbg_cnt_process_opt): Parse first tokens aas
5014 dbg_cnt_process_single_pair is also using strtok.
5016 2019-03-29 Jakub Jelinek <jakub@redhat.com>
5018 PR rtl-optimization/87485
5019 * function.c (expand_function_end): Move stack_protect_epilogue
5020 before loading of return value into hard register(s).
5022 2019-03-28 Jakub Jelinek <jakub@redhat.com>
5025 * tree-inline.h (struct copy_body_data): Add
5026 dont_remap_vla_if_no_change flag.
5027 * tree-inline.c (remap_type_3, remap_type_2): New functions.
5028 (remap_type): Don't remap vla types if id->dont_remap_vla_if_no_change
5029 and remap_type_2 returns false.
5030 * omp-low.c (new_omp_context): Set ctx->cb.dont_remap_vla_if_no_change.
5031 Move ctx->cb.adjust_array_error_bounds setting to the outermost ctx
5032 only from where it is copied to nested contexts.
5034 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
5037 * config/i386/i386.md (RMW operation with LEA peephole):
5038 Use LEAMODE mode attribute instead of SWI mode iterator for
5041 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
5044 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
5045 Also process XEXP (src, 0) of a shift insn.
5047 2019-03-28 David Malcolm <dmalcolm@redhat.com>
5050 * optinfo-emit-json.cc (optrecord_json_writer::optinfo_to_json):
5051 Use DECL_ASSEMBLER_NAME rather than get_fnname_from_decl.
5053 2019-03-28 Jakub Jelinek <jakub@redhat.com>
5055 * regcprop.c (copyprop_hardreg_forward_1): Remove redundant INSN_P
5057 (cprop_hardreg_bb, cprop_hardreg_debug): New functions.
5058 (pass_cprop_hardreg::execute): Use those. Don't repeat bb processing
5059 immediately after first one with df_analyze in between, but rather
5060 process all bbs, queueing ones that need second pass in a worklist,
5061 df_analyze, process queued debug insn changes and if second pass is
5062 needed, process bbs from worklist, df_analyze, process queued debug
5065 * rtl.h (NONDEBUG_INSN_P): Define as NONJUMP_INSN_P or JUMP_P
5066 or CALL_P instead of INSN_P && !DEBUG_INSN_P.
5067 (INSN_P): Define using NONDEBUG_INSN_P or DEBUG_INSN_P.
5069 2019-03-28 Jonathan Wakely <jwakely@redhat.com>
5072 * gengtype.h (create_nested_ptr_option): Fix parameter names to match
5075 2019-03-27 Mateusz B <mateuszb@poczta.onet.pl>
5078 * config/i386/i386.c (ix86_function_value_1): Call the newly added
5079 function for 32-bit MS_ABI.
5080 (function_value_ms_32): New function.
5082 2019-03-27 Andrew Stubbs <ams@codesourcery.com>
5084 * config/gcn/gcn.md (CC_SAVE_REG): New constant.
5085 (movdi): Call gen_movdi_symbol_save_scc.
5086 (gen_movdi_symbol_save_scc): New insn and split.
5088 2019-03-27 Peter Bergner <bergner@linux.ibm.com>
5090 PR rtl-optimization/89313
5091 * function.c (matching_constraint_num): New static function.
5092 (match_asm_constraints_1): Use it. Fixup white space and comment.
5093 Don't replace inputs with non-matching constraints which conflict
5094 with early clobber outputs.
5096 2019-03-27 Jeff Law <law@redhat.com>
5099 PR rtl-optimization/87761
5100 PR rtl-optimization/89826
5101 * regcprop.c (copyprop_hardreg_forward_1): Move may_trap_p test
5103 (pass_cprop_hardreg::execute): Call df_analyze after adding the
5104 note problem to get REG_DEAD/REG_UNUSED notes updated.
5106 2019-03-27 Richard Biener <rguenther@suse.de>
5108 PR tree-optimization/89463
5109 * tree-ssa-dce.c (remove_dead_stmt): Take output vector to
5110 queue edges to remove.
5111 (eliminate_unnecessary_stmts): Remove dead PHIs alongside
5112 dead stmts. Delay edge removal until PHIs are removed to
5113 make debug-stmt creation not confused by seemingly degenerate
5116 2019-03-27 Alan Modra <amodra@gmail.com>
5118 * config/rs6000/rs6000.h: Rename NON_SPECIAL_REGS to GEN_OR_FLOAT_REGS
5120 * config/rs6000/darwin.h: Likewise.
5121 * config/rs6000/rs6000.c: Likewise.
5123 2019-03-27 Alan Modra <amodra@gmail.com>
5125 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Always
5126 assign rs6000_hard_regno_mode_ok_p[m][r]. Formatting.
5128 2019-03-26 Andrew Waterman <andrew@sifive.com>
5129 Jim Wilson <jimw@sifive.com>
5131 * config/riscv/generic.md (generic_alu, generic_load, generic_store)
5132 (generic_xfer, generic_branch, generic_imul, generic_idivsi)
5133 (generic_idivdi, generic_fmul_single, generic_fmul_double)
5134 (generic_fdiv, generic_fsqrt): Add check for generic tune.
5135 (generic_alu): Add auipc to type list.
5136 * config/riscv/riscv-opts.h (enum riscv_microarchitecture_type): New.
5137 (riscv_microarchitecture): Declare.
5138 * config/riscv/riscv-protos.h (riscv_store_data_bypass_p): Declare.
5139 * config/riscv/riscv.c (struct riscv_cpu_info): Add microarchitecture
5141 (riscv_microarchitecture): New.
5142 (sifive_7_tune_info): New.
5143 (riscv_cpu_info_table): Add microarchitecture value for rocket and
5144 size. Add sifive-3-series, sifive-5-series, and sifive-7-series
5146 (riscv_store_data_bypass_p): New.
5147 (riscv_option_override): Set riscv_microarchitecture from
5148 cpu->microarchitecture.
5149 * config/riscv/riscv.md: Include sifive-7.md.
5152 (auipc<mode>): Change type to auipc.
5153 (restore_stack_nonlocal): New.
5154 * config/riscv/sifive-7.md: New.
5155 * doc/invoke.texi (RISC-V Options): Update mtune docs.
5157 2019-03-26 Uroš Bizjak <ubizjak@gmail.com>
5160 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
5161 Also process XEXP (src, 0) of a shift insn.
5163 2019-03-26 Richard Biener <rguenther@suse.de>
5165 * tree-inline.c (remap_gimple_stmt): Cache gimple_block.
5166 (copy_debug_stmt): Likewise.
5167 (expand_call_inline): Likewise.
5168 (copy_bb): Avoid redundant lookup & set of gimple_block.
5169 * gimple-low.c (lower_gimple_return): Likewise.
5170 (lower_builtin_setjmp): Likewise.
5172 2019-03-26 Jakub Jelinek <jakub@redhat.com>
5174 * hash-table.h (hash_table::m_gather_mem_stats): If GATHER_STATISTICS
5175 is constant 0, turn into static const data member initialized to false.
5176 (hash_table::hash_table): Only initialize m_gather_mem_stats #if
5177 GATHER_STATISTICS. Add ATTRIBUTE_UNUSED to gather_mem_stats param.
5179 2019-03-26 Jason Merrill <jason@redhat.com>
5180 Jakub Jelinek <jakub@redhat.com>
5182 * mem-stats.h (mem_alloc_description::unregister_descriptor): New
5184 (mem_alloc_description::release_object_overhead): Fix comment typos.
5185 * hash-table.h (hash_table::~hash_table): Call
5186 release_instance_overhead only if m_entries is non-NULL, otherwise
5187 call unregister_descriptor.
5189 2019-03-26 Bin Cheng <bin.cheng@linux.alibaba.com>
5191 PR tree-optimization/81740
5192 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
5193 In case of outer loop vectorization, check for backward dependence
5194 at the inner loop if outer loop dependence is reversed.
5196 2019-03-26 Alan Modra <amodra@gmail.com>
5198 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Correct
5199 rs6000_vector_mem init. Correct wI and wJ comment.
5201 2019-03-25 Alexander Monakov <amonakov@ispras.ru>
5203 PR rtl-optimization/88347
5204 PR rtl-optimization/88423
5205 * sched-deps.c (sched_analyze_insn): Take into account that for
5206 tablejumps the barrier appears after a label and a jump_table_data.
5208 2019-03-25 Martin Sebor <msebor@redhat.com>
5211 * c-common.c (check_user_alignment): Rename local. Correct maximum
5212 alignment in diagnostic. Avoid assuming argument fits in SHWI,
5213 convert it to UHWI when it fits.
5215 2019-03-25 Johan Karlsson <johan.karlsson@enea.com>
5218 * dwarf2out.c (premark_used_variables): New function.
5219 (prune_unused_types_walk): Do not mark not premarked external
5221 (prune_unused_types): Call premark_used_variables.
5223 2019-03-25 Vladimir Makarov <vmakarov@redhat.com>
5225 PR rtl-optimization/89676
5226 * lra-constraints.c (curr_insn_transform): Do match reload for
5227 early clobbers when the match was successful only for different
5230 2019-03-25 Martin Sebor <msebor@redhat.com>
5232 * doc/extend.texi (Common Type Attributes): Document vector_size.
5233 (Common Variable Attributes): Mention size constraint. Correct
5235 (Vector Extensions): Use @dfn when defining bas type. Clarify
5236 base type and size constraints.
5238 2019-03-25 Richard Biener <rguenther@suse.de>
5240 PR tree-optimization/89789
5241 * tree-ssa-sccvn.c (set_ssa_val_to): Do not allow lattice
5242 changes from non-undefined back to undefined.
5244 2019-03-25 Thomas Otto <thomas.otto@pdv-fs.de>
5246 * dwarf2out.c (comp_dir_string): cached_wd could be set to both a
5247 heap string and a gc string, but since this variable is unknown to
5248 ggc the gc string might get reused and corrupted. Fixed by always
5249 using a heap string.
5251 2019-03-25 Richard Biener <rguenther@suse.de>
5253 PR tree-optimization/89779
5254 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Return
5255 to remove IV defs, delay actual removal.
5256 (tree_ssa_iv_optimize_loop): Likewise. Avoid SCEV reset.
5257 (tree_ssa_iv_optimize): Remove eliminated IV defs at the
5258 very end, properly also reset loop control IV information.
5260 2019-03-25 Richard Biener <rguenther@suse.de>
5262 PR tree-optimization/89802
5263 * tree-ssa-math-opts.c (convert_mult_to_fma_1): Properly
5264 move EH data to folded stmt.
5266 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
5268 * config/s390/s390-builtin-types.def: Remove few unused types and
5269 fix sort order for others.
5271 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
5273 * config/s390/s390-c.c (s390_fn_types_compatible): Print the
5274 expected and found types with -mdebug during builtin matching.
5276 2019-03-25 Richard Biener <rguenther@suse.de>
5279 * fold-const.c (operand_equal_p): Revert last change with
5282 2019-03-24 Segher Boessenkool <segher@kernel.crashing.org>
5284 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add REG_EQUAL
5285 notes for the result of the __tls_get_addr calls.
5286 * config/rs6000/rs6000.md (unspec UNSPEC_TLS_GET_ADDR): New.
5288 2019-03-24 Jeff Law <law@redhat.com>
5290 * config/bfin/bfin.md (movpdi): Fix length for alternative 1.
5292 PR rtl-optimization/87761
5293 * regcprop.c (copyprop_hardreg_forward_1): Check may_trap_p on SET,
5294 not INSN. Also check RTX_FRAME_RELATED_P. Queue insns for DF rescan
5296 (pass_cprop_hardreg::execute): Add df note problem and defer insn
5297 rescans. Reprocess blocks as needed, calling df_analyze before
5298 reprocessing. Always call df_analyze before fixing up debug bind
5301 2019-03-23 Segher Boessenkool <segher@kernel.crashing.org>
5303 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Implement for 32-bit
5306 2019-03-22 Andrew Pinski <apinski@marvell.com>
5308 * config/aarch64/aarch64.md (zero_extendsidi2_aarch64): Fix type
5309 attrribute for uxtw.
5311 2019-03-26 Jeff Law <law@redhat.com>
5313 PR rtl-optimization/87761
5314 * config/mips/mips-protos.h (mips_split_move): Add new argument.
5315 (mips_emit_move_or_split): Pass NULL for INSN into mips_split_move.
5316 (mips_split_move): Accept new INSN argument. Try to forward SRC
5317 into the next instruction.
5318 (mips_split_move_insn): Pass INSN through to mips_split_move.
5320 2019-03-22 Vladimir Makarov <vmakarov@redhat.com>
5322 PR rtl-optimization/89676
5323 * lra-constraints.c (curr_insn_transform): Do match reload for
5324 early clobbers even if the match was successful.
5326 2019-03-22 Jakub Jelinek <jakub@redhat.com>
5329 * doc/invoke.texi (-fconstexpr-ops-limit=): Document.
5331 2019-03-22 Bill Schmidt <wschmidt@linux.ibm.com>
5333 * config/rs6000/mmintrin.h (_mm_sub_pi32): Fix typo.
5335 2019-03-22 Jakub Jelinek <jakub@redhat.com>
5337 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>,
5338 <avx512>_fmsub_<mode>_mask3<round_name>,
5339 <avx512>_fnmadd_<mode>_mask3<round_name>,
5340 <avx512>_fnmsub_<mode>_mask3<round_name>,
5341 avx512f_vmfmadd_<mode>_mask3<round_name>,
5342 avx512f_vmfmsub_<mode>_mask3<round_name>,
5343 *avx512f_vmfnmadd_<mode>_mask3<round_name>): Use <round_nimm_predicate>
5344 instead of register_operand and %v instead of v for match_operand 1.
5345 (avx512f_vmfnmsub_<mode>_mask3<round_name>): Rename to ...
5346 (*avx512f_vmfnmsub_<mode>_mask3<round_name>): ... this. Use
5347 <round_nimm_predicate> instead of register_operand and %v instead of v
5348 for match_operand 1.
5350 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask<round_name>,
5351 <avx512>_fmadd_<mode>_mask3<round_name>,
5352 <avx512>_fmsub_<mode>_mask<round_name>,
5353 <avx512>_fmsub_<mode>_mask3<round_name>,
5354 <avx512>_fnmadd_<mode>_mask<round_name>,
5355 <avx512>_fnmadd_<mode>_mask3<round_name>,
5356 <avx512>_fnmsub_<mode>_mask<round_name>,
5357 <avx512>_fnmsub_<mode>_mask3<round_name>,
5358 <avx512>_fmaddsub_<mode>_mask<round_name>,
5359 <avx512>_fmaddsub_<mode>_mask3<round_name>,
5360 <avx512>_fmsubadd_<mode>_mask<round_name>,
5361 <avx512>_fmsubadd_<mode>_mask3<round_name>): Use
5362 <round_nimm_predicate> instead of nonimmediate_operand.
5363 (fmai_vmfmadd_<mode><round_name>, fmai_vmfmsub_<mode><round_name>,
5364 fmai_vmfnmadd_<mode><round_name>, fmai_vmfnmsub_<mode><round_name>):
5365 Use register_operand instead of <round_nimm_predicate> for the
5366 operand that needs to match output.
5367 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>,
5368 *fmai_fnmadd_<mode><round_name>, *fmai_fnmsub_<mode><round_name>):
5369 Likewise. Formatting fixes.
5372 * config/i386/i386.c (enum ix86_builtins): Remove
5373 IX86_BUILTIN_VFMSUBSD3_MASK3 and IX86_BUILTIN_VFMSUBSS3_MASK3.
5374 * config/i386/i386-builtin.def (__builtin_ia32_vfmaddsd3_mask,
5375 __builtin_ia32_vfmaddsd3_mask3, __builtin_ia32_vfmaddsd3_maskz,
5376 __builtin_ia32_vfmsubsd3_mask3, __builtin_ia32_vfmaddss3_mask,
5377 __builtin_ia32_vfmaddss3_mask3, __builtin_ia32_vfmaddss3_maskz,
5378 __builtin_ia32_vfmsubss3_mask3): New builtins.
5379 * config/i386/sse.md (avx512f_vmfmadd_<mode>_mask<round_name>,
5380 avx512f_vmfmadd_<mode>_mask3<round_name>,
5381 avx512f_vmfmadd_<mode>_maskz_1<round_name>,
5382 *avx512f_vmfmsub_<mode>_mask<round_name>,
5383 avx512f_vmfmsub_<mode>_mask3<round_name>,
5384 *avx512f_vmfmasub_<mode>_maskz_1<round_name>,
5385 *avx512f_vmfnmadd_<mode>_mask<round_name>,
5386 *avx512f_vmfnmadd_<mode>_mask3<round_name>,
5387 *avx512f_vmfnmadd_<mode>_maskz_1<round_name>,
5388 *avx512f_vmfnmsub_<mode>_mask<round_name>,
5389 avx512f_vmfnmsub_<mode>_mask3<round_name>,
5390 *avx512f_vmfnmsub_<mode>_maskz_1<round_name>): New define_insns.
5391 (avx512f_vmfmadd_<mode>_maskz<round_expand_name>): New define_expand.
5392 * config/i386/avx512fintrin.h (_mm_mask_fmadd_sd, _mm_mask_fmadd_ss,
5393 _mm_mask3_fmadd_sd, _mm_mask3_fmadd_ss, _mm_maskz_fmadd_sd,
5394 _mm_maskz_fmadd_ss, _mm_mask_fmsub_sd, _mm_mask_fmsub_ss,
5395 _mm_mask3_fmsub_sd, _mm_mask3_fmsub_ss, _mm_maskz_fmsub_sd,
5396 _mm_maskz_fmsub_ss, _mm_mask_fnmadd_sd, _mm_mask_fnmadd_ss,
5397 _mm_mask3_fnmadd_sd, _mm_mask3_fnmadd_ss, _mm_maskz_fnmadd_sd,
5398 _mm_maskz_fnmadd_ss, _mm_mask_fnmsub_sd, _mm_mask_fnmsub_ss,
5399 _mm_mask3_fnmsub_sd, _mm_mask3_fnmsub_ss, _mm_maskz_fnmsub_sd,
5400 _mm_maskz_fnmsub_ss, _mm_mask_fmadd_round_sd, _mm_mask_fmadd_round_ss,
5401 _mm_mask3_fmadd_round_sd, _mm_mask3_fmadd_round_ss,
5402 _mm_maskz_fmadd_round_sd, _mm_maskz_fmadd_round_ss,
5403 _mm_mask_fmsub_round_sd, _mm_mask_fmsub_round_ss,
5404 _mm_mask3_fmsub_round_sd, _mm_mask3_fmsub_round_ss,
5405 _mm_maskz_fmsub_round_sd, _mm_maskz_fmsub_round_ss,
5406 _mm_mask_fnmadd_round_sd, _mm_mask_fnmadd_round_ss,
5407 _mm_mask3_fnmadd_round_sd, _mm_mask3_fnmadd_round_ss,
5408 _mm_maskz_fnmadd_round_sd, _mm_maskz_fnmadd_round_ss,
5409 _mm_mask_fnmsub_round_sd, _mm_mask_fnmsub_round_ss,
5410 _mm_mask3_fnmsub_round_sd, _mm_mask3_fnmsub_round_ss,
5411 _mm_maskz_fnmsub_round_sd, _mm_maskz_fnmsub_round_ss): New intrinsics.
5413 2019-03-21 Martin Sebor <msebor@redhat.com>
5415 PR tree-optimization/89350
5416 * builtins.c (compute_objsize): Also ignore offsets whose upper
5418 * gimple-ssa-warn-restrict.c (builtin_memref): Add new member.
5419 (builtin_memref::builtin_memref): Initialize new member.
5420 Allow EXPR to be null.
5421 (builtin_memref::extend_offset_range): Replace local with a member.
5422 Avoid assuming pointer offsets are unsigned.
5423 (builtin_memref::set_base_and_offset): Determine base object
5424 before computing offset range.
5425 (builtin_access::builtin_access): Handle memset.
5426 (builtin_access::generic_overlap): Replace local with a member.
5427 (builtin_access::strcat_overlap): Same.
5428 (builtin_access::overlap): Same.
5429 (maybe_diag_overlap): Same.
5430 (maybe_diag_access_bounds): Same.
5431 (wrestrict_dom_walker::check_call): Handle memset.
5432 (check_bounds_or_overlap): Same.
5434 2019-03-21 Jan Hubicka <hubicka@ucw.cz>
5435 Jakub Jelinek <jakub@redhat.com>
5438 * tree.c (fld_type_variant, fld_incomplete_type_of,
5439 fld_process_array_type): Call fld->pset.add and don't call
5440 add_tree_to_fld_list if it returns true.
5441 (free_lang_data_in_type): Similarly with self-recursive call. Purge
5442 non-marked types from TYPE_NEXT_VARIANT list.
5443 (find_decls_types_r): Call fld_worklist_push for TYPE_CANONICAL (t).
5445 2019-03-21 Jakub Jelinek <jakub@redhat.com>
5447 * hash-table.h (hash_table): Add Lazy template parameter defaulted
5448 to false, if true, don't alloc_entries during construction, but defer
5449 it to the first method that needs m_entries allocated.
5450 (hash_table::hash_table, hash_table::~hash_table,
5451 hash_table::alloc_entries, hash_table::find_empty_slot_for_expand,
5452 hash_table::too_empty_p, hash_table::expand, hash_table::empty_slow,
5453 hash_table::clear_slot, hash_table::traverse_noresize,
5454 hash_table::traverse, hash_table::iterator::slide): Adjust all methods.
5455 * hash-set.h (hash_set): Add Lazy template parameter defaulted to
5457 (hash_set::contains): If Lazy is true, use find_slot_with_hash with
5458 NO_INSERT instead of find_with_hash.
5459 (hash_set::traverse, hash_set::iterator, hash_set::iterator::m_iter,
5460 hash_set::m_table): Add Lazy to template params of hash_table.
5461 (gt_ggc_mx, gt_pch_nx): Use false as Lazy in hash_set template param.
5462 * attribs.c (test_attribute_exclusions): Likewise.
5463 * hash-set-tests.c (test_set_of_strings): Add iterator tests for
5464 hash_set. Add tests for hash_set with Lazy = true.
5466 2019-03-21 Richard Biener <rguenther@suse.de>
5468 PR tree-optimization/89779
5469 * tree.c (tree_nop_conversion): Consolidate and fix defensive
5470 checks with respect to released SSA names now having error_mark_node
5472 * fold-const.c (operand_equal_p): Likewise.
5474 2019-03-20 Andreas Krebbel <krebbel@linux.ibm.com>
5477 * config/s390/s390.c (global_not_special_regno_p): Move to make it
5479 (s390_optimize_register_info): Use global_not_special_regno_p to
5480 check for global regs.
5482 2019-03-20 Jakub Jelinek <jakub@redhat.com>
5485 * lra-constraints.c (process_alt_operands) <reg>: For BLKmode, don't
5486 update this_alternative nor this_alternative_set.
5488 2019-03-19 Jim Wilson <jimw@sifive.com>
5491 * config/riscv/riscv.c (riscv_valid_lo_sum_p): New arg x. New locals
5492 align, size, offset. Use them to handle a BLKmode reference. Update
5494 (riscv_classify_address): Pass info->offset to riscv_valid_lo_sum_p.
5496 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5498 PR rtl-optimization/89768
5499 * loop-unroll.c (unroll_loop_constant_iterations): Use gen_int_mode
5501 (unroll_loop_runtime_iterations): Likewise.
5503 2019-03-19 Martin Sebor <msebor@redhat.com>
5505 PR tree-optimization/89644
5506 * tree-ssa-strlen.c (handle_builtin_stxncpy): Use full_string_p
5507 rather than endptr as an indicator of nul-termination.
5509 PR tree-optimization/89644
5510 * tree-ssa-strlen.c (handle_builtin_stxncpy): Consider unterminated
5511 arrays in determining sequence sizes in strncpy and stpncpy.
5513 2019-03-19 Martin Liska <mliska@suse.cz>
5516 * predict.c (combine_predictions_for_bb): Empty likely_edges and
5517 unlikely_edges if there's an edge that belongs to both these sets.
5519 2018-03-19 Segher Boessenkool <segher@kernel.crashing.org>
5522 * config/rs6000/rs6000.md (fix_trunc<mode>si2_stfiwx): If we have a
5523 non-TARGET_MFCRF target, and the dest is memory but not 32-bit aligned,
5524 go via a stack temporary.
5526 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5529 * config/mips/mips.c (mips_expand_vec_cond_expr): Use gen_lowpart
5530 instead of gen_rtx_SUBREG.
5531 * config/mips/mips-msa.md (vec_extract<mode><unitmode>): Likewise.
5533 2019-03-19 Richard Biener <rguenther@suse.de>
5536 * opts.c (finish_options): Disable -gsplit-dwarf when doing LTO.
5538 2019-03-19 Jan Hubicka <hubicka@ucw.cz>
5542 * tree.c (free_lang_data_in_decl): Do not free context of C++
5545 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5548 * config/arm/arm.md (cmpsi2_addneg): Swap the alternatives and use
5549 subs for the first alternative except when operands[3] is 1.
5552 * gimplify.c (gimplify_asm_expr): For output argument with
5553 TREE_ADDRESSABLE type, clear allows_reg if it allows memory, otherwise
5556 2019-03-19 Eric Botcazou <ebotcazou@adacore.com>
5558 PR rtl-optimization/89753
5559 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
5560 explicit unrolling factor even more robust.
5562 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5565 * config/i386/i386.c (ix86_expand_floorceildf_32): In ceil
5566 compensation use x2 += 1 instead of x2 -= -1 and when honoring
5567 signed zeros, do another copysign after the compensation.
5569 2019-03-18 Martin Sebor <msebor@redhat.com>
5571 PR tree-optimization/89720
5572 * tree-vrp.c (vrp_prop::check_mem_ref): Treat range with max < min
5573 more conservatively, the same as anti-range.
5575 2019-03-18 Richard Biener <rguenther@suse.de>
5578 * tree-ssanames.c (release_ssa_name_fn): For released SSA names
5579 use a TREE_TYPE of error_mark_node to avoid ICEs when dumping
5580 basic-blocks that are removed. Remove restoring SSA_NAME_VAR.
5581 * tree-outof-ssa.c (eliminate_useless_phis): Remove redundant checking.
5583 2019-03-18 Andrew Stubbs <ams@codesourcery.com>
5585 * config/gcn/gcn-run.c (struct output): Make next_output unsigned.
5586 Extend queue to 1024 entries.
5587 Add "consumed" field.
5588 (gomp_print_output): Remove print_index parameter.
5589 Add final parameter.
5590 Change limit to unsigned.
5591 Use consumed field to implement circular buffer.
5592 Detect interrupted print in final pass.
5593 Flush output at the end.
5594 (run): Update gomp_print_output usage.
5595 (main): Initialize kernargs->output_data.consumed.
5597 2019-03-18 Richard Sandiford <richard.sandiford@arm.com>
5599 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Fix the
5600 calculation of the minimum number of scalar iterations for
5601 fully-predicated loops.
5603 2019-03-18 Martin Jambor <mjambor@suse.cz>
5605 PR tree-optimization/89546
5606 * tree-sra.c (propagate_subaccesses_across_link): Requeue new_acc if
5607 any propagation to its children took place.
5609 2019-03-18 Andrew Burgess <andrew.burgess@embecosm.com>
5612 * config/riscv/riscv.c (riscv_pass_fpr_single): Add offset
5613 parameter, and make use of it.
5614 (riscv_get_arg_info): Pass offset to riscv_pass_fpr_single.
5616 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5618 * config/arc/arc.opt (mcode-density-frame): Get the inital value
5619 from TARGET_CODE_DENSITY_FRAME_DEFAULT.
5620 * config/arc/elf.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
5621 * config/arc/linux.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
5622 * config/arc/arc.md (pop_multi_fp_blink): Adjust constraints to
5623 match what the ops is doing.
5624 (push_multi_fp_blink): Likewise.
5625 * config/arc/arc.c (arc_override_options): Enable enter/leave when
5626 compiling for size and elf target.
5627 (arc_save_callee_enter): Adjust note to match what enter/leave
5630 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5632 * config/arc/arc.md (tst_movb): Fix constraint.
5634 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5636 * config/arc/arc.c (TARGET_HAVE_SPECULATION_SAFE_VALUE): Define.
5638 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5640 * config/arc/arc-protos.h (arc_adjust_reg_alloc_order): Declare.
5641 * config/arc/arc.c (arc_conditional_register_usage): Remove all
5642 reg_alloc_order references.
5643 (size_alloc_order): Define.
5644 (arc_adjust_reg_alloc_order): New function.
5645 * config/arc/arc.h (REG_ALLOC_ORDER): Proper define the register
5647 (ADJUST_REG_ALLOC_ORDER): Define.
5648 (HONOR_REG_ALLOC_ORDER): Likewise.
5650 2019-03-18 Richard Biener <rguenther@suse.de>
5653 * config/i386/i386.c (ix86_add_stmt_cost): Pessimize strided
5654 loads and stores a bit more.
5656 2019-03-18 Richard Biener <rguenther@suse.de>
5659 * config/i386/i386.c (ix86_add_stmt_cost): Apply strided
5660 load pessimization to stores as well.
5662 2019-03-18 Andrey Belevantsev <abel@ispras.ru>
5665 * sel-sched.c (compute_av_set_at_bb_end): When we have an ineligible
5666 successor, use NULL as its av set.
5668 2019-03-15 Segher Boessenkool <segher@kernel.crashing.org>
5670 PR rtl-optimization/89721
5671 * lra-constraints (invariant_p): Return false if side_effects_p holds.
5673 2019-03-15 Kelvin Nilsen <kelvin@gcc.gnu.org>
5676 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5677 When handling vec_extract, use modular arithmetic to allow
5678 constant selectors greater than vector length.
5679 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Allow
5680 V1TImode vectors to have constant selector values greater than 0.
5681 Use modular arithmetic to compute vector index.
5682 (rs6000_split_vec_extract_var): Use modular arithmetic to compute
5683 index for in-memory vectors. Correct code generation for
5684 in-register vectors.
5685 (altivec_expand_vec_ext_builtin): Use modular arithmetic to
5688 2019-03-15 Alexandre Oliva <aoliva@redhat.com>
5692 * dwarf2out.c (generic_parameter_die): Follow DECL_INITIAL of
5695 2019-03-15 Jakub Jelinek <jakub@redhat.com>
5698 * tree.c (inchash::add_expr): Strip any location wrappers.
5699 * fold-const.c (operand_equal_p): Move stripping of location wrapper
5700 after hash verification.
5703 * dwarf2out.c (add_const_value_attribute): Return false for MINUS,
5704 SIGN_EXTEND and ZERO_EXTEND.
5706 2019-03-14 Jason Merrill <jason@redhat.com>
5707 Jakub Jelinek <jakub@redhat.com>
5709 * hash-table.h (remove_elt_with_hash): Return if slot is NULL rather
5710 than if is_empty (*slot).
5711 * hash-set-tests.c (test_set_of_strings): Add tests for addition of
5712 existing elt and for elt removal.
5713 * hash-map-tests.c (test_map_of_strings_to_int): Add test for removal
5714 of already removed elt.
5716 2019-03-15 H.J. Lu <hongjiu.lu@intel.com>
5719 * config/i386/i386.c (remove_partial_avx_dependency): Handle
5722 2019-03-14 Martin Liska <mliska@suse.cz>
5725 * doc/invoke.texi: Remove -fdump-class-hierarchy option.
5727 2019-03-14 Richard Biener <rguenther@suse.de>
5730 * config/i386/i386.c (make_resolver_func): Properly set
5731 DECL_CONTEXT on the RESULT_DECL.
5732 * config/rs6000/rs6000.c (make_resolver_func): Likewise.
5734 2019-03-14 Richard Biener <rguenther@suse.de>
5736 * gimple-pretty-print.c: Include cfgloop.h.
5737 (dump_gimple_phi): Adjust.
5738 (dump_gimple_bb_header): Dump loop header for GIMPLE.
5739 (pp_cfg_jump): Adjust.
5740 (dump_implicit_edges): Dump fallthru to next block for GIMPLE as well.
5741 * tree-cfg.c (build_gimple_cfg): Remove lower_phi_internal_fn call.
5742 (lower_phi_internal_fn): Remove.
5743 (verify_gimple_call): Remove IFN_PHI special-casing.
5744 (dump_function_to_file): Dump IL state.
5745 * tree-into-ssa.c (rewrite_add_phi_arguments): Revert changes
5746 done to deal with PHI nodes being present in non-SSA state.
5748 2019-03-14 Jakub Jelinek <jakub@redhat.com>
5751 * multiple_target.c (create_dispatcher_calls): Change
5752 references_to_redirect from vector of ipa_ref * to vector of ipa_ref.
5753 In the node->iterate_referring loop, push *ref rather than ref, call
5754 ref->remove_reference () and always pass 0 to iterate_referring.
5756 PR rtl-optimization/89679
5757 * expmed.c (expand_mult_const): Don't add a REG_EQUAL note if it
5758 would contain a paradoxical SUBREG.
5760 2019-03-14 Richard Biener <rguenther@suse.de>
5762 PR tree-optimization/89710
5763 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use
5766 2019-03-14 Martin Liska <mliska@suse.cz>
5768 * coverage.c (coverage_begin_function): Stream also
5770 * doc/gcov.texi: Document 2 new fields in JSON file. Improve
5771 documentation about function declaration location.
5772 * gcov-dump.c (tag_function): Print whole range
5773 of function declaration.
5774 * gcov.c (struct function_info): Add end_column field.
5775 (function_info::function_info): Initialize it.
5776 (output_json_intermediate_file): Output {start,end}_column
5778 (read_graph_file): Read end_column.
5780 2019-03-14 Richard Biener <rguenther@suse.de>
5783 * fold-const.c (operand_equal_p): For INDIRECT_REF check
5784 that the access types are similar.
5786 2019-03-14 Jakub Jelinek <jakub@redhat.com>
5788 PR tree-optimization/89703
5789 * tree-ssa-strlen.c (valid_builtin_call): Punt if stmt call types
5790 aren't compatible also with builtin_decl_explicit. Check pure
5791 or non-pure status of BUILT_IN_STR{{,N}CMP,N{LEN,{CAT,CPY}{,_CHK}}}
5792 and BUILT_IN_STPNCPY{,_CHK}.
5794 2019-03-14 H.J. Lu <hongjiu.lu@intel.com>
5797 * config/i386/i386.c (ix86_print_operand): Handle 'M' to add
5798 addr32 prefix to VSIB address for X32.
5799 * config/i386/sse.md (*avx512pf_gatherpf<mode>sf_mask): Prepend
5801 (*avx512pf_gatherpf<mode>df_mask): Likewise.
5802 (*avx512pf_scatterpf<mode>sf_mask): Likewise.
5803 (*avx512pf_scatterpf<mode>df_mask): Likewise.
5804 (*avx2_gathersi<mode>): Prepend "%M3" to opcode.
5805 (*avx2_gathersi<mode>_2): Prepend "%M2" to opcode.
5806 (*avx2_gatherdi<mode>): Prepend "%M3" to opcode.
5807 (*avx2_gatherdi<mode>_2): Prepend "%M2" to opcode.
5808 (*avx2_gatherdi<mode>_3): Prepend "%M3" to opcode.
5809 (*avx2_gatherdi<mode>_4): Prepend "%M2" to opcode.`
5810 (*avx512f_gathersi<mode>): Prepend "%M4" to opcode.
5811 (*avx512f_gathersi<mode>_2): Prepend "%M3" to opcode.
5812 (*avx512f_gatherdi<mode>): Prepend "%M4" to opcode.
5813 (*avx512f_gatherdi<mode>_2): Prepend "%M3" to opcode.
5814 (*avx512f_scattersi<mode>): Prepend "%M0" to opcode.
5815 (*avx512f_scatterdi<mode>): Likewise.
5817 2019-03-13 Vladimir Makarov <vmakarov@redhat.com>
5820 * lra-constraints.c (inherit_in_ebb): Update
5821 potential_reload_hard_regs along with live_hard_regs.
5823 2019-03-13 Jakub Jelinek <jakub@redhat.com>
5826 * dwarf2out.c (size_of_die): For dw_val_class_view_list always use
5828 (value_format): For dw_val_class_view_list never use DW_FORM_loclistx.
5830 2019-03-13 Martin Sebor <msebor@redhat.com>
5832 PR tree-optimization/89662
5833 * tree-vrp.c (vrp_prop::check_mem_ref): Avoid assuming every type
5836 2019-03-13 Richard Biener <rguenther@suse.de>
5839 * tree-scalar-evolution.c (simplify_peeled_chrec): Do not
5840 throw FP expressions at tree-affine.
5842 2019-03-14 Richard Biener <rguenther@suse.de>
5844 * tree-pretty-print.c (dump_generic_node): For -gimple properly
5845 dump negative integer constants using _Literal (type) -num.
5847 2019-03-13 Jakub Jelinek <jakub@redhat.com>
5849 * ipa-param-manipulation.h (struct ipa_parm_adjustment): Remove
5850 nonlocal_value member.
5853 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Handle PHI args.
5854 (ipa_simd_modify_function_body): Handle PHIs.
5856 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
5858 * config/s390/s390.c (s390_option_override_internal): Use more
5859 aggressive inlining parameters.
5861 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
5863 * config/s390/3906.md: New file.
5864 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
5865 (LONGRUNNING_THRESHOLD): Remove.
5866 (MAX_SCHED_MIX_SCORE): Decrease.
5867 (MAX_SCHED_MIX_DISTANCE): Decrease.
5868 (s390_bb_fallthru_entry_likely): Assume fallthru for less than likely.
5869 (struct s390_sched_state): New struct to hold scheduling state.
5870 (S390_SCHED_STATE_NORMAL): Remove.
5871 (S390_SCHED_STATE_CRACKED): Remove.
5872 (S390_SCHED_ATTR_MASK_GROUPOFTWO): Add.
5873 (s390_get_sched_attrmask): Use new attribute.
5874 (s390_get_unit_mask): Use new units.
5875 (s390_is_fpd): New function.
5876 (s390_is_fxd): New function.
5877 (s390_is_longrunning): New function.
5878 (s390_sched_score): Use new functions.
5879 (s390_sched_reorder): Likewise.
5880 (s390_sched_variable_issue): Rework and use new functions.
5881 (s390_sched_init): Use new functions.
5882 * config/s390/s390.h (s390_tune_attr): Add z14.
5883 * config/s390/s390.md: Add z14.
5885 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
5887 * config/s390/2964.md: Update pipeline description.
5888 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
5889 (LONGRUNNING_THRESHOLD): Remove.
5890 (LATENCY_FACTOR): Remove.
5891 (s390_get_unit_mask): Add unit.
5892 (s390_sched_score): Use fxd/fpd.
5893 (s390_sched_variable_issue): Use fxd/fpd.
5895 2019-03-12 Martin Liska <mliska@suse.cz>
5897 * config/i386/i386.c: Reword an error message.
5899 2019-03-12 Martin Jambor <mjambor@suse.cz>
5901 * cgraph.c (cgraph_node::dump): Dump more info for former thunks,
5902 terminate with newline.
5904 2019-03-12 Jakub Jelinek <jakub@redhat.com>
5907 * config/s390/s390.md (tabort): Use %wd instead of
5908 HOST_WIDE_INT_PRINT_DEC in error message, reword to avoid two capital
5909 letters and periods.
5910 * config/tilepro/tilepro.c (tilepro_print_operand): Use %wd in
5911 output_operand_lossage instead of HOST_WIDE_INT_PRINT_DEC, replace
5915 * builtins.c (expand_builtin_int_roundingfn,
5916 expand_builtin_int_roundingfn_2): Return NULL_RTX instead of
5917 gcc_unreachable if validate_arglist fails.
5919 2019-03-12 Richard Biener <rguenther@suse.de>
5921 PR tree-optimization/89664
5922 * tree-ssa-math-opts.c (execute_cse_reciprocals_1): Properly
5923 free the occurance tree after the early out.
5925 2019-03-11 Jakub Jelinek <jakub@redhat.com>
5929 * vr-values.c (vr_values::update_value_range): If
5930 old_vr->varying_p (), don't update it, make new_vr also VARYING
5933 2019-03-11 Martin Liska <mliska@suse.cz>
5935 * config/aarch64/aarch64.c (aarch64_override_options_internal):
5936 Fix double string quoting.
5938 2019-03-11 Martin Liska <mliska@suse.cz>
5940 * collect-utils.c (collect_wait): Wrap apostrophes
5941 in gcc internal format with %'.
5942 * collect2.c (main): Likewise.
5943 (scan_prog_file): Likewise.
5944 (scan_libraries): Likewise.
5945 * config/i386/i386.c (ix86_expand_call): Likewise.
5946 (ix86_handle_interrupt_attribute): Likewise.
5947 * config/nds32/nds32-intrinsic.c (nds32_expand_builtin_impl): Likewise.
5948 * config/nds32/nds32.c (nds32_insert_attributes): Likewise.
5949 * config/rl78/rl78.c (rl78_handle_saddr_attribute): Likewise.
5950 * lto-wrapper.c (find_crtoffloadtable): Likewise.
5951 * symtab.c (symtab_node::verify_base): Likewise.
5952 * tree-cfg.c (verify_gimple_label): Likewise.
5953 * tree.c (verify_type_variant): Likewise.
5955 2019-03-11 Martin Liska <mliska@suse.cz>
5957 * builtins.c (expand_builtin_thread_pointer): Wrap an option name
5958 in a string format message and fix GNU coding style.
5959 (expand_builtin_set_thread_pointer): Likewise.
5960 * common/config/aarch64/aarch64-common.c
5961 (aarch64_rewrite_selected_cpu): Likewise.
5962 * common/config/alpha/alpha-common.c (alpha_handle_option): Likewise.
5963 * common/config/arc/arc-common.c (arc_handle_option): Likewise.
5964 * common/config/arm/arm-common.c (arm_parse_fpu_option): Likewise.
5965 * common/config/bfin/bfin-common.c (bfin_handle_option): Likewise.
5966 * common/config/i386/i386-common.c (ix86_handle_option): Likewise.
5967 * common/config/ia64/ia64-common.c (ia64_handle_option): Likewise.
5968 * common/config/m68k/m68k-common.c (m68k_handle_option): Likewise.
5969 * common/config/msp430/msp430-common.c (msp430_handle_option): Likewise.
5970 * common/config/nds32/nds32-common.c (nds32_handle_option): Likewise.
5971 * common/config/powerpcspe/powerpcspe-common.c (rs6000_handle_option):
5973 * common/config/riscv/riscv-common.c
5974 (riscv_subset_list::parsing_subset_version): Likewise.
5975 (riscv_subset_list::parse_std_ext): Likewise.
5976 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
5977 (riscv_subset_list::parse): Likewise.
5978 * common/config/rs6000/rs6000-common.c (rs6000_handle_option): Likewise.
5979 * config/aarch64/aarch64.c (aarch64_parse_one_option_token): Likewise.
5980 (aarch64_override_options_internal): Likewise.
5981 (aarch64_validate_mcpu): Likewise.
5982 (aarch64_validate_march): Likewise.
5983 (aarch64_validate_mtune): Likewise.
5984 (aarch64_override_options): Likewise.
5985 * config/alpha/alpha.c (alpha_option_override): Likewise.
5986 * config/arc/arc.c (arc_init): Likewise.
5987 (parse_mrgf_banked_regs_option): Likewise.
5988 (arc_override_options): Likewise.
5989 (arc_expand_builtin_aligned): Likewise.
5990 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Likewise.
5991 (arm_expand_builtin): Likewise.
5992 * config/arm/arm.c (arm_option_check_internal): Likewise.
5993 (arm_configure_build_target): Likewise.
5994 (arm_option_override): Likewise.
5995 (arm_options_perform_arch_sanity_checks): Likewise.
5996 (arm_handle_cmse_nonsecure_entry): Likewise.
5997 (arm_handle_cmse_nonsecure_call): Likewise.
5998 (arm_tls_referenced_p): Likewise.
5999 (thumb1_expand_prologue): Likewise.
6000 * config/avr/avr.c (avr_option_override): Likewise.
6001 * config/bfin/bfin.c (bfin_option_override): Likewise.
6002 * config/c6x/c6x.c (c6x_option_override): Likewise.
6003 * config/cr16/cr16.c (cr16_override_options): Likewise.
6004 * config/cris/cris.c (cris_option_override): Likewise.
6005 * config/csky/csky.c (csky_handle_isr_attribute): Likewise.
6006 * config/darwin-c.c (macosx_version_as_macro): Likewise.
6007 * config/darwin.c (darwin_override_options): Likewise.
6008 * config/frv/frv.c (frv_expand_builtin): Likewise.
6009 * config/h8300/h8300.c (h8300_option_override): Likewise.
6010 * config/i386/i386.c (parse_mtune_ctrl_str): Likewise.
6011 (ix86_option_override_internal): Likewise.
6012 (warn_once_call_ms2sysv_xlogues): Likewise.
6013 (ix86_expand_prologue): Likewise.
6014 (split_stack_prologue_scratch_regno): Likewise.
6015 (ix86_warn_parameter_passing_abi): Likewise.
6016 * config/ia64/ia64.c (fix_range): Likewise.
6017 * config/m68k/m68k.c (m68k_option_override): Likewise.
6018 * config/microblaze/microblaze.c (microblaze_option_override): Likewise.
6019 * config/mips/mips.c (mips_emit_probe_stack_range): Likewise.
6020 (mips_set_compression_mode): Likewise.
6021 * config/mmix/mmix.c (mmix_option_override): Likewise.
6022 * config/mn10300/mn10300.c (mn10300_option_override): Likewise.
6023 * config/msp430/msp430.c (msp430_option_override): Likewise.
6024 * config/nds32/nds32.c (nds32_option_override): Likewise.
6025 * config/nios2/nios2.c (nios2_custom_check_insns): Likewise.
6026 (nios2_option_override): Likewise.
6027 (nios2_expand_custom_builtin): Likewise.
6028 * config/nvptx/mkoffload.c (main): Likewise.
6029 * config/nvptx/nvptx.c (diagnose_openacc_conflict): Likewise.
6030 * config/pa/pa.c (fix_range): Likewise.
6031 (pa_option_override): Likewise.
6032 * config/riscv/riscv.c (riscv_parse_cpu): Likewise.
6033 (riscv_option_override): Likewise.
6034 * config/rl78/rl78.c (rl78_option_override): Likewise.
6035 * config/rs6000/aix61.h: Likewise.
6036 * config/rs6000/aix71.h: Likewise.
6037 * config/rs6000/aix72.h: Likewise.
6038 * config/rs6000/driver-rs6000.c (elf_platform): Likewise.
6039 * config/rs6000/freebsd64.h: Likewise.
6040 * config/rs6000/linux64.h: Likewise.
6041 * config/rs6000/rs6000.c (rs6000_option_override_internal): Likewise.
6042 (rs6000_expand_zeroop_builtin): Likewise.
6043 (rs6000_expand_mtfsb_builtin): Likewise.
6044 (rs6000_expand_set_fpscr_rn_builtin): Likewise.
6045 (rs6000_expand_set_fpscr_drn_builtin): Likewise.
6046 (rs6000_invalid_builtin): Likewise.
6047 (rs6000_expand_split_stack_prologue): Likewise.
6048 * config/rs6000/rtems.h: Likewise.
6049 * config/rx/rx.c (valid_psw_flag): Likewise.
6050 (rx_expand_builtin): Likewise.
6051 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Likewise.
6052 * config/s390/s390.c (s390_expand_builtin): Likewise.
6053 (s390_function_profiler): Likewise.
6054 (s390_option_override_internal): Likewise.
6055 (s390_option_override): Likewise.
6056 * config/sh/sh.c (sh_option_override): Likewise.
6057 (sh_builtin_saveregs): Likewise.
6058 (sh_fix_range): Likewise.
6059 * config/sh/vxworks.h: Likewise.
6060 * config/sparc/sparc.c (sparc_option_override): Likewise.
6061 * config/spu/spu.c (spu_option_override): Likewise.
6062 (fix_range): Likewise.
6063 * config/visium/visium.c (visium_option_override): Likewise.
6064 (visium_handle_interrupt_attr): Likewise.
6065 * config/xtensa/xtensa.c (xtensa_option_override): Likewise.
6066 * dbgcnt.c (dbg_cnt_set_limit_by_name): Likewise.
6067 (dbg_cnt_process_opt): Likewise.
6068 * dwarf2out.c (output_dwarf_version): Likewise.
6069 * except.c (expand_eh_return): Likewise.
6070 * gcc.c (defined): Likewise.
6071 (driver_handle_option): Likewise.
6072 (process_command): Likewise.
6073 (compare_files): Likewise.
6074 (driver::prepare_infiles): Likewise.
6075 (driver::do_spec_on_infiles): Likewise.
6076 (driver::maybe_run_linker): Likewise.
6077 * omp-offload.c (oacc_parse_default_dims): Likewise.
6078 * opts-global.c (handle_common_deferred_options): Likewise.
6079 * opts.c (parse_sanitizer_options): Likewise.
6080 (common_handle_option): Likewise.
6081 (enable_warning_as_error): Likewise.
6082 * passes.c (enable_disable_pass): Likewise.
6083 * plugin.c (parse_plugin_arg_opt): Likewise.
6084 (default_plugin_dir_name): Likewise.
6085 * targhooks.c (default_expand_builtin_saveregs): Likewise.
6086 (default_pch_valid_p): Likewise.
6087 * toplev.c (init_asm_output): Likewise.
6088 (process_options): Likewise.
6089 (toplev::run_self_tests): Likewise.
6090 * tree-cfg.c (verify_gimple_call): Likewise.
6091 * tree-inline.c (inline_forbidden_p_stmt): Likewise.
6092 (tree_inlinable_function_p): Likewise.
6093 * var-tracking.c (vt_find_locations): Likewise.
6095 2019-03-11 Andreas Krebbel <krebbel@linux.ibm.com>
6097 * config/s390/s390.c (s390_expand_builtin): Do the copy_to_reg not
6098 only on the else branch.
6100 2019-03-11 Martin Liska <mliska@suse.cz>
6102 * gcov.c (output_intermediate_json_line): Print function
6104 (output_json_intermediate_file): Add new argument.
6105 * doc/gcov.texi: Document the change.
6107 2019-03-11 Eric Botcazou <ebotcazou@adacore.com>
6109 PR rtl-optimization/89588
6110 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
6111 explicit unrolling factor more robust.
6113 2019-03-11 Richard Biener <rguenther@suse.de>
6115 PR tree-optimization/89649
6116 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
6117 * tree-vect-loop-manip.c (vect_do_peeling): Unset force_vectorize
6118 on the prolog and epilog loops.
6119 (vect_loop_versioning): Return copy of loop.
6120 * tree-vect-loop.c (vect_transform_loop): Unset force_vectorize
6121 on the non-vectorized version of the loop.
6123 2019-03-10 Uroš Bizjak <ubizjak@gmail.com>
6126 * config/i386/sse.md (*vec_extractv2di_0_sse):
6127 Add (=r,x) alternative and corresponding splitter.
6129 2019-03-10 Martin Jambor <mjambor@suse.cz>
6131 PR tree-optimization/85762
6132 PR tree-optimization/87008
6133 PR tree-optimization/85459
6134 * tree-sra.c (contains_vce_or_bfcref_p): New parameter, set the bool
6135 it points to if there is a type changing MEM_REF. Adjust all callers.
6136 (build_accesses_from_assign): Disable total scalarization if
6137 contains_vce_or_bfcref_p returns true through the new parameter, for
6140 2019-03-09 Jakub Jelinek <jakub@redhat.com>
6143 * attribs.c (handle_dll_attribute): Don't clear TREE_STATIC for
6144 dllimport on VAR_DECLs with RECORD_TYPE or UNION_TYPE DECL_CONTEXT.
6147 * common.opt (fdiagnostics-show-labels,
6148 fdiagnostics-show-line-numbers, fdiagnostics-format=,
6149 fdiagnostics-minimum-margin-width=, fgnat-encodings=, gas-loc-support,
6150 gas-locview-support, ginline-points, ginternal-reset-location-views):
6151 Terminate description text with a dot.
6152 * config/microblaze/microblaze.opt (mxl-prefetch): Likewise.
6153 * config/mcore/mcore.opt (m210, m340): Likewise.
6154 * config/epiphany/epiphany.opt (mprefer-short-insn-regs, mcmove,
6155 mnops=): Start description text with a capital letter.
6156 * config/arc/arc.opt (msize-level=): Likewise.
6157 * config/sh/sh.opt (minline-ic_invalidate): Likewise.
6158 * config/rs6000/sysv4.opt (mno-toc, mtoc, mno-traceback, mshlib,
6160 * config/ft32/ft32.opt (msim): Likewise.
6161 (mft32b, mcompress): Likewise. Terminate description text with a dot.
6162 (mnodiv, mnopm): Terminate description text with a dot.
6163 * config/c6x/c6x.opt (c6x_sdata): Terminate Enum description with
6165 * config/i386/i386.opt (prefer_vector_width, instrument_return):
6167 * config/rx/rx.opt (nofpu): Remove trailing spaces from description
6170 PR rtl-optimization/89634
6171 * cfgcleanup.c (thread_jump): Punt if registers mentioned in cond1
6172 are modified in BB_END (e->src) instruction.
6174 2019-03-08 David Malcolm <dmalcolm@redhat.com>
6177 * config/i386/i386.c (ix86_set_current_function): Make "sorry"
6178 messages more amenable to translation, and improve wording.
6180 2019-03-08 Bill Schmidt <wschmidt@linux.ibm.com>
6182 * config/rs6000/rs6000-p8swap.c (rs6000_analyze_swaps): Rebuild
6183 ud- and du-chains between phases.
6185 2019-03-08 Richard Sandiford <richard.sandiford@arm.com>
6188 * dwarf2cfi.c (dwarf2out_frame_debug_expr): Use CONST_POLY_INT
6189 instead of POLY_INT_CST.
6191 2019-03-08 Andre Vieira <andre.simoesdiasvieira@arm.com>
6193 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): Add TARGET_VFP_DOUBLE
6196 2019-03-08 Uroš Bizjak <ubizjak@gmail.com>
6201 * config/i386/emmintrin.h (_mm_loadu_si64): New intrinsic.
6202 (_mm_storeu_si64): Ditto.
6204 2019-03-08 Martin Liska <mliska@suse.cz>
6207 * config/i386/i386.c (ix86_option_override_internal): Disable
6208 jump tables when retpolines are used.
6210 2019-03-08 Jan Hubicka <hubicka@ucw.cz>
6213 * ipa-split.c (execute_split_functions): Do not split
6214 'noinline' or 'section' function.
6216 2019-03-08 Jakub Jelinek <jakub@redhat.com>
6219 * config/s390/s390.c (s390_const_operand_ok): Use %wu instead of
6220 HOST_WIDE_INT_PRINT_UNSIGNED and %wd instead of
6221 HOST_WIDE_INT_PRINT_DEC. Formatting fixes.
6224 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
6225 from diagnostics. Formatting fixes.
6228 * ipa-devirt.c (odr_types_equivalent_p): Fix grammar in
6229 warn_odr diagnostics.
6232 * lra-constraints.c (process_alt_operands): Avoid one space before
6233 " at the end of line and another after " on another line in a string
6235 * attribs.c (handle_dll_attribute): Likewise.
6236 * config/avr/avr-devices.c (avr_texinfo): Likewise.
6238 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Don't wrap
6239 warning_at or inform messages in G_() if there is no ?:.
6241 PR tree-optimization/89550
6242 * builtins.c (c_strlen): Only set TREE_NO_WARNING if warning_at
6243 returned true. Formatting fixes.
6244 (expand_builtin_strnlen): Formatting fixes.
6245 * tree-vrp.c (vrp_prop::check_mem_ref): Only set TREE_NO_WARNING
6246 if warning_at returned true.
6247 * tree-cfg.c (pass_warn_function_return::execute): Likewise.
6249 2019-03-08 Richard Biener <rguenther@suse.de>
6252 * cfgloop.h (struct loop): Add owned_clique field.
6253 * cfgloopmanip.c (copy_loop_info): Copy it.
6254 * tree-cfg.c (gimple_duplicate_bb): Do not remap owned_clique
6256 * tree-inline.c (copy_loops): Remap owned_clique.
6257 * lto-streamer-in.c (input_cfg): Stream owned_clique.
6258 * lto-streamer-out.c (output_cfg): Likewise.
6260 2019-03-08 Jakub Jelinek <jakub@redhat.com>
6263 * config/darwin.c: Include intl.h.
6264 (darwin_build_constant_cfstring): Improve i18n of diagnostics by not
6265 composing the message out of two separate parts.
6267 2019-03-07 Jakub Jelinek <jakub@redhat.com>
6270 * config/i386/i386.c (ix86_set_func_type): Make sure diagnostics
6271 doesn't start with a capital letter and doesn't end with a dot.
6272 (ix86_function_arg_boundary): Make sure diagnostics doesn't start
6273 with a capital letter.
6274 (ix86_mangle_function_version_assembler_name): Likewise.
6275 (ix86_generate_version_dispatcher_body): Likewise.
6276 (fold_builtin_cpu): Likewise.
6277 (get_builtin_code_for_version): Likewise. Remove extraneous space.
6278 (ix86_handle_interrupt_attribute): Make the diagnostics easier for
6279 translators, wrap full type name in %qs.
6281 PR translation/79999
6282 * gimplify.c (gimplify_omp_ordered): Reword diagnostics to talk about
6283 depend clause with source (or sink) modifier.
6284 * omp-expand.c (expand_omp_ordered_sink): Likewise.
6287 * config/i386/sse.md (avx512f_mov<ssescalarmodelower>_mask,
6288 *avx512f_load<mode>_mask, avx512f_store<mode>_mask): New define_insns.
6289 (avx512f_load<mode>_mask): New define_expand.
6290 * config/i386/i386-builtin.def (__builtin_ia32_loadsd_mask,
6291 __builtin_ia32_loadss_mask, __builtin_ia32_storesd_mask,
6292 __builtin_ia32_storess_mask, __builtin_ia32_movesd_mask,
6293 __builtin_ia32_movess_mask): New builtins.
6294 * config/i386/avx512fintrin.h (_mm_mask_load_ss, _mm_maskz_load_ss,
6295 _mm_mask_load_sd, _mm_maskz_load_sd, _mm_mask_move_ss,
6296 _mm_maskz_move_ss, _mm_mask_move_sd, _mm_maskz_move_sd,
6297 _mm_mask_store_ss, _mm_mask_store_sd): New intrinsics.
6299 2019-03-07 Martin Jambor <mjambor@suse.cz>
6302 * ipa-cp.c (perform_estimation_of_a_value): Account zero time benefit
6303 for extern inline functions.
6305 2019-03-07 Martin Jambor <mjambor@suse.cz>
6308 * cgraph.h (cgraph_node): New inline method former_thunk_p.
6309 * cgraph.c (cgraph_node::dump): Dump a note if node is a former thunk.
6310 (clone_of_p): Treat expanded thunks like thunks, be optimistic if they
6311 have multiple callees. At the end check if declarations match as
6312 opposed to cgraph_nodes.
6314 2019-03-07 Martin Liska <mliska@suse.cz>
6316 * cgraph.c (cgraph_node::verify_node): Verify with a neighbour
6317 which is equivalent to searching for this in clones chain.
6318 * symtab.c (symtab_node::verify_base): Similarly compare ASM
6319 names with a neighbour and special case first node in a chain.
6321 2019-01-25 Jason Merrill <jason@redhat.com>
6323 PR c++/80916 - spurious "static but not defined" warning.
6324 * gimple-fold.c (can_refer_decl_in_current_unit_p): Return false
6325 for an internal symbol with DECL_EXTERNAL.
6327 2019-04-07 Richard Biener <rguenther@suse.de>
6330 * cfgloopmanip.c (copy_loop_info): Copy forgotten fields.
6331 * tree-inline.c (copy_loops): Simplify.
6333 2019-03-07 Martin Liska <mliska@suse.cz>
6335 * dwarf2out.c (add_AT_vms_delta): Revert function removal.
6337 2019-03-07 Richard Biener <rguenther@suse.de>
6339 PR tree-optimization/89595
6340 * tree-ssa-dom.c (dom_opt_dom_walker::optimize_stmt): Take
6341 stmt iterator as reference, take boolean output parameter to
6342 indicate whether the stmt was removed and thus the iterator
6344 (dom_opt_dom_walker::before_dom_children): Re-iterate over
6345 stmts created by folding.
6347 2019-03-07 Jakub Jelinek <jakub@redhat.com>
6350 * doc/extend.texi (Basic Asm): Document qualifiers are not allowed
6353 2019-03-06 Peter Bergner <bergner@linux.ibm.com>
6355 PR rtl-optimization/88845
6356 * config/rs6000/rs6000.c (rs6000_emit_move_si_sf_subreg): Enable during
6358 * lra.c (remove_scratches_1): New function.
6359 (remove_scratches): Use it.
6360 (lra_emit_move): Likewise.
6362 2019-03-06 Claudiu Zissulescu <claziss@synopsys.com>
6364 * config/arc/arc-c.def (__ARC_UNALIGNED__): Set it on
6365 unaligned_access variable.
6366 * config/arc/arc.c (arc_override_options): Set unaligned access
6367 default on for HS CPUs.
6368 * config/arc/arc.h (STRICT_ALIGNMENT): Fix logic.
6370 2019-03-06 Martin Liska <mliska@suse.cz>
6372 PR gcov-profile/89577
6373 * doc/gcov.texi: Prefer to use --coverage.
6374 * doc/sourcebuild.texi: Likewise.
6376 2019-03-02 Jason Merrill <jason@redhat.com>
6378 PR c++/86485 - -Wmaybe-unused with empty class ?:
6379 * gimplify.c (gimplify_cond_expr): Use INIT_EXPR.
6381 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6384 * config/rs6000/t-linux (MULTIARCH_DIRNAME): Set to non-empty only
6388 * builtins.c (maybe_emit_free_warning): Punt if free doesn't have
6389 exactly one argument.
6391 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6392 Richard Sandiford <richard.sandiford@arm.com>
6394 PR tree-optimization/89570
6395 * match.pd (vec_cond into cond_op simplification): Don't use
6396 get_conditional_internal_fn, use as_internal_fn (cond_op).
6398 2019-03-05 Wilco Dijkstra <wdijkstr@arm.com>
6401 * config/arm/arm.md (movsi): Use targetm.cannot_force_const_mem
6402 to decide when to split off a non-zero offset from a symbol.
6403 * config/arm/arm.c (arm_cannot_force_const_mem): Disallow offsets
6404 in function symbols.
6406 2019-03-05 Richard Biener <rguenther@suse.de>
6408 PR tree-optimization/89594
6409 * tree-if-conv.c (pass_if_conversion::execute): Handle
6410 case where .LOOP_VECTORIZED_FUNCTION was removed.
6412 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6415 * fold-const.c (fold_checksum_tree): Don't use fixed size buffer,
6416 instead alloca it only when needed with the needed size.
6418 PR tree-optimization/89570
6419 * match.pd (vec_cond into cond_op simplification): Guard with
6420 vectorized_internal_fn_supported_p test and #if GIMPLE.
6422 PR tree-optimization/89566
6423 * gimple-ssa-sprintf.c (sprintf_dom_walker::handle_gimple_call):
6424 Set info.fncode to BUILT_IN_NONE if gimple_call_builtin_p failed.
6425 Punt if get_user_idx_format succeeds, but idx_format argument is
6426 not provided or doesn't have pointer type, or if idx_args is above
6427 number of provided arguments.
6429 2019-03-04 Wilco Dijkstra <wdijkstr@arm.com>
6431 PR tree-optimization/89437
6432 * match.pd: Use lt in sin(atan(x)) and cos(atan(x)) simplifications.
6434 2019-03-04 Richard Biener <rguenther@suse.de>
6437 * tree-scalar-evolution.c: (get_loop_exit_condition): Use
6440 2019-03-04 Bin Cheng <bin.cheng@linux.alibaba.com>
6442 PR tree-optimization/89487
6443 * tree-loop-distribution.c (has_nonaddressable_dataref_p): New.
6444 (create_rdg_vertices): Compute has_nonaddressable_dataref_p.
6445 (distribute_loop): Don't do runtime alias check if there is non-
6446 addressable data reference.
6447 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Check if VAR_DECL
6448 is a register variable.
6450 2019-03-02 Jakub Jelinek <jakub@redhat.com>
6453 * config/arm/arm.md (cmpsi2_addneg): Use
6454 trunc_int_for_mode (-INTVAL (...), SImode) instead of -INTVAL (...).
6455 If operands[2] is 0 or INT_MIN, force use of subs.
6456 (*compare_scc splitter): Use gen_int_mode.
6457 (*negscc): Likewise.
6458 * config/arm/thumb2.md (*thumb2_negscc): Likewise.
6460 2019-03-01 Kito Cheng <kito.cheng@gmail.com>
6461 Monk Chiang <sh.chiang04@gmail.com>
6463 * common/config/riscv/riscv-common.c: Include sstream.
6464 (riscv_subset_list::to_string): New.
6465 (riscv_arch_str): Likewise.
6466 * config.gcc (riscv*-*-*): Handle --with-riscv-attribute=
6468 * config/riscv/riscv-protos.h (riscv_arch_str): New.
6469 * config/riscv/riscv.c (INCLUDE_STRING): Defined.
6470 (riscv_emit_attribute): New.
6471 (riscv_file_start): Emit attribute if needed.
6472 (riscv_option_override): Init riscv_emit_attribute_p.
6473 * config/riscv/riscv.opt (mriscv-attribute): New option.
6474 * configure.ac (riscv*-*-*): Check binutils is supporting ELF
6476 * doc/install.texi: Document --with-riscv-attribute.
6477 * doc/invoke.texi: Document -mriscv-attribute.
6479 * common/config/riscv/riscv-common.c:
6480 Include config/riscv/riscv-protos.h.
6481 (INCLUDE_STRING): Defined.
6482 (RISCV_DONT_CARE_VERSION): Defined.
6483 (riscv_subset_t): Declare.
6484 (riscv_subset_t::riscv_subset_t): New.
6485 (riscv_subset_list): Declare.
6486 (riscv_subset_list::riscv_subset_list): New.
6487 (riscv_subset_list::~riscv_subset_list): Likewise.
6488 (riscv_subset_list::parsing_subset_version): Likewise.
6489 (riscv_subset_list::parse_std_ext): Likewise.
6490 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
6491 (riscv_subset_list::add): Likewise.
6492 (riscv_subset_list::lookup): Likewise.
6493 (riscv_subset_list::xlen): Likewise.
6494 (riscv_subset_list::parse): Likewise.
6495 (riscv_supported_std_ext): Likewise.
6496 (current_subset_list): Likewise.
6497 (riscv_parse_arch_string): Using riscv_subset_list::parse to
6500 2019-03-01 Segher Boessenkool <segher@kernel.crashing.org>
6502 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
6503 rs6000_dejagnu_cpu_index is set, use that to override rs6000_cpu_index.
6504 * config/rs6000/rs6000.opt (mdejagnu-cpu=): New option.
6506 2019-03-01 Alexander Monakov <amonakov@ispras.ru>
6508 PR rtl-optimization/85899
6509 * haifa-sched.c (find_fallthru_edge_from): Relax assert to account for
6510 fallthru edges leading to the exit block.
6512 2019-03-01 Tamar Christina <tamar.christina@arm.com>
6515 * config/aarch64/aarch64-option-extensions.def (fp, simd, crypto, fp16,
6516 rdma, dotprod, sha2, sha3, sm4, fp16fml, sve): Collapse line.
6518 2019-03-01 Richard Sandiford <richard.sandiford@arm.com>
6520 PR tree-optimization/89535
6521 * tree-vect-stmts.c (vectorizable_call): Record the vector types
6522 for each operand. Calculate the fallback choice for mask operands
6523 and pass it to vect_get_vec_def_for_operand.
6525 2019-03-01 Richard Biener <rguenther@suse.de>
6528 * tree-ssa-operands.c (add_stmt_operand): CONST_DECL may
6529 get virtual operands.
6530 (get_expr_operands): Handle CONST_DECL like other decls.
6532 2019-03-01 Jakub Jelinek <jakub@redhat.com>
6535 * fold-const.c (fold_checksum_tree): Ignore TREE_NO_WARNING bit
6536 on DECL_P and EXPR_P.
6538 2019-03-01 Richard Biener <rguenther@suse.de>
6541 * tree-cfgcleanup.h (cleanup_tree_cfg): Add SSA update flags
6542 argument, defaulted to zero.
6543 * passes.c (execute_function_todo): Pass down SSA update flags
6544 to cleanup_tree_cfg.
6545 * tree-cfgcleanup.c: Include tree-into-ssa.h and tree-cfgcleanup.h.
6546 (cleanup_tree_cfg_noloop): After cleanup_control_flow_pre update SSA
6548 (cleanup_tree_cfg): Get and pass down SSA update flags.
6550 2019-03-01 Jakub Jelinek <jakub@redhat.com>
6553 * dwarf2out.c (output_comdat_type_unit): Add ATTRIBUTE_UNUSED to
6554 early_lto_debug argument.
6556 2019-02-28 Eric Botcazou <ebotcazou@adacore.com>
6558 PR tree-optimization/89536
6559 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_NOT_EXPR>: Test
6560 only whether bit #0 of the value is 0 instead of the entire value.
6562 2019-02-28 Marek Polacek <polacek@redhat.com>
6564 PR c++/87068 - missing diagnostic with fallthrough statement.
6565 * gimplify.c (expand_FALLTHROUGH_r): If IFN_FALLTHROUGH was found
6566 at the end of a seq, save its location to walk_stmt_info.
6567 (expand_FALLTHROUGH): Warn if IFN_FALLTHROUGH is at the end of
6570 2019-02-28 Jan Hubicka <hubicka@ucw.cz>
6573 * tree.c (find_atomic_core_type): Move ahead in file.
6574 (check_base_type): Correctly compare alignments of atomic types.
6576 2019-02-28 H.J. Lu <hongjiu.lu@intel.com>
6579 * config/i386/i386.c (get_builtin_code_for_version): Identify
6580 Westmere from PCLMUL, instead of AES.
6582 2019-02-28 Jakub Jelinek <jakub@redhat.com>
6585 * config/arm/arm.md (*subsi3_carryin_compare_const): Use
6586 trunc_int_for_mode (-INTVAL (...), SImode), just instead of
6589 2019-02-28 Tamar Christina <tamar.christina@arm.com>
6592 * config/aarch64/aarch64-option-extensions.def: Document it.
6593 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Skip feature
6596 2019-02-28 Jakub Jelinek <jakub@redhat.com>
6599 * convert.c (convert_to_real_1, convert_to_integer_1): Punt for
6600 builtins if they don't have a single scalar floating point argument.
6603 2019-02-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
6605 PR rtl-optimization/89490
6606 * varasm.c (get_block_for_section): Bail out for mergeable sections.
6607 (default_use_anchors_for_symbol_p, output_object_block): Assert the
6608 block section is not mergeable.
6610 2019-02-27 Jakub Jelinek <jakub@redhat.com>
6613 * config/arm/arm.md (arm_casesi_internal): New define_expand. Rename
6614 old define_insn to ...
6615 (*arm_casesi_internal): ... this. Add mode to LABEL_REFs.
6616 * config/arm/thumb2.md (thumb2_casesi_internal): New define_expand.
6617 Rename old define_insn to ...
6618 (*thumb2_casesi_internal): ... this. Add mode to LABEL_REFs.
6619 (thumb2_casesi_internal_pic): New define_expand. Rename old
6621 (*thumb2_casesi_internal_pic): ... this. Add mode to LABEL_REFs.
6622 * config/aarch64/aarch64.md (casesi): Create the casesi_dispatch
6623 MEM manually here, set MEM_READONLY_P and MEM_NOTRAP_P on it.
6625 2019-02-27 Richard Biener <rguenther@suse.de>
6628 * dwarf2out.c (use_debug_types): Disable when in_lto_p.
6630 2019-02-27 Richard Biener <rguenther@suse.de>
6632 * passes.c (should_skip_pass_p): Do not skip cgraph-edge
6635 2019-02-27 Richard Biener <rguenther@suse.de>
6638 * dwarf2out.c (output_comdat_type_unit): Add early_lto_debug
6639 parameter, prefix section name with .gnu.debuglto_ if true.
6640 (dwarf2out_finish): Pass false to output_comdat_type_unit.
6641 (dwarf2out_early_finish): Pass true to output_comdat_type_unit.
6643 2019-02-27 Richard Biener <rguenther@suse.de>
6646 * dwarf2out.c (size_of_die): Key on AT_ref (a)->comdat_type_p
6647 rather than on use_debug_types, doing what output_die does.
6648 (value_format): Likewise.
6650 2019-02-27 Martin Jambor <mjambor@suse.cz>
6651 Martin Sebor <msebor@redhat.com>
6653 * doc/invoke.texi (Warning Options): Reword description of
6654 -Wno-absolute-value.
6656 2019-02-27 Jakub Jelinek <jakub@redhat.com>
6658 PR tree-optimization/89280
6659 * tree-cfgcleanup.c (maybe_dead_abnormal_edge_p,
6660 builtin_setjmp_setup_bb): New functions.
6661 (cleanup_control_flow_pre): Ignore maybe_dead_abnormal_edge_p edges.
6662 When visiting __builtin_setjmp_setup block, queue in special
6663 setjmp_vec vector edges from .ABNORMAL_DISPATCHER to corresponding
6664 __builtin_setjmp_receiver. Remove .ABNORMAL_DISPATCHER basic blocks
6665 from visited after the loop if they don't have any visited successor
6668 2018-02-26 Steve Ellcey <sellcey@marvell.com>
6670 * config/aarch64/aarch64.c (aarch64_get_multilib_abi_name):
6672 (TARGET_GET_MULTILIB_ABI_NAME): New macro.
6674 2019-02-26 Jakub Jelinek <jakub@redhat.com>
6677 * tree.c (valid_constant_size_p): Deal with size INTEGER_CSTs
6678 with types other than sizetype/ssizetype.
6680 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
6682 * config/sparc/sparc-opts.h (enum processor_type): Rename to...
6683 (enum sparc_processor_type): ...this.
6684 (enum sparc_code_model_type): New enumeration type.
6685 (enum sparc_memory_model_type): Tweak comments.
6686 * config/sparc/sparc.opt (mcpu): Adjust to above renaming.
6688 (mcmodel): Use sparc_code_model enumeration and variable.
6689 (sparc_code_model): New enumeration.
6690 (mdebug): Add Undocumented marker.
6691 * config/sparc/sparc.h (enum cmodel): Delete.
6692 (sparc_cmodel): Likewise.
6693 (TARGET_CM_MEDLOW): Adjust to above renaming.
6694 (TARGET_CM_MEDMID): Likewise.
6695 (TARGET_CM_MEDANY): Likewise.
6696 (TARGET_CM_EMBMEDANY): Likewise.
6697 * config/sparc/sparc.c (sparc_cmodel): Delete.
6698 (sparc_option_override): Remove string/value mapping support for the
6699 code model. Move code and memory model support to after the handling
6700 of target flags. Do private machine setup last.
6701 (sparc_emit_set_symbolic_const64): Use sparc_code_model.
6702 (sparc_legitimize_reload_address): Likewise.
6703 (sparc_output_mi_thunk): Likewise.
6704 * config/sparc/sparc.md (cpu): Adjust comment to above renaming.
6706 2019-02-26 Jakub Jelinek <jakub@redhat.com>
6708 PR tree-optimization/89500
6709 * tree-ssa-strlen.c (stridx_strlenloc): Adjust comment.
6710 (handle_builtin_strlen): Remove noncst_bound variable. Always
6711 optimize strnlen (x, 0) to 0. Optimize strnlen (x, cst) to
6712 cst if the first cst bytes starting at x are known to be non-zero,
6713 even if the string is not zero terminated. Don't try to modify
6714 *si for strnlen. Update strlen_to_stridx only for strlen or if
6715 we can prove strnlen returns the same value as strlen would.
6717 2019-02-26 Martin Liska <mliska@suse.cz>
6719 * alloc-pool.h (struct pool_usage): Remove extra
6721 * bitmap.h (struct bitmap_usage): Likewise.
6722 * ggc-common.c (struct ggc_usage): Likewise.
6723 * mem-stats.h (struct mem_usage): Likewise.
6724 (mem_alloc_description::dump): Print dash lines
6725 here and repeat header at the end of a table report.
6726 It's then more readable.
6727 * tree-phinodes.c (phinodes_print_statistics): Make
6728 horizontal alignment.
6729 * tree-ssanames.c (ssanames_print_statistics): Likewise.
6730 * vec.c (struct vec_usage): Remove extra print_dash_line.
6731 * vec.h (vec_safe_grow_cleared): Pass PASS_MEM_STAT.
6733 2019-02-26 Uroš Bizjak <ubizjak@gmail.com>
6735 * doc/extend.texi (__builtin_object_size):
6736 Use @pxref instead of @xref inside parenthesis.
6737 (__builtin_has_attribute): Add missing comma after @xref.
6738 (__builtin_object_size): Ditto.
6739 * doc/md.texi (cond_*{mode}): Use @samp instead of @var around op1[i].
6740 * fortran/invoke.texi (-ffpe-trap): Use @var for every item
6743 2019-02-26 Jeff Law <law@redhat.com>
6745 PR rtl-optimization/87761
6746 * regcprop.c (copyprop_hardreg_forward_1): Use REG_UNUSED notes to
6747 detect obviously dead insns and delete them.
6749 2019-02-26 Richard Biener <rguenther@suse.de>
6751 PR tree-optimization/89505
6752 * tree-ssa-structalias.c (compute_dependence_clique): Make sure
6753 to handle restrict pointed-to vars with multiple subvars
6756 2019-02-26 Richard Biener <rguenther@suse.de>
6758 PR tree-optimization/89489
6759 * tree-parloops.c (create_loop_fn): Copy over last_clique.
6761 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
6763 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_IOR_EXPR>: Fix
6764 and move around comment.
6765 <BIT_AND_EXPR>: Likewise.
6766 <BIT_NOT_EXPR>: Add specific handling for boolean types.
6768 2019-02-26 Jakub Jelinek <jakub@redhat.com>
6771 * config/i386/i386.c (remove_partial_avx_dependency): Call
6772 df_analyze etc. before creation of the v4sf_const0 pseudo, rather than
6773 after changing possibly many instructions to use that pseudo. Fix up
6774 insertion of v4sf_const0 setter at the start of bb.
6776 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
6779 * doc/extend.texi (Variadic Pointer Args): New section.
6781 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
6782 Martin Sebor <msebor@gmail.com>
6784 * common.opt (Wattribute-alias): Likewise.
6785 * doc/invoke.texi (Option Summary): List general form of
6786 -Wattribute-alias=. List positive form of -Wmissing-attributes.
6787 (-Wmissing-attributes): Invert entry, rewrite and correct default.
6788 Add cross-references.
6789 (-Wattribute-alias): Rewrite and correct default. Mention
6790 considered attributes (same as for -Wmissing-attributes).
6792 2019-02-25 Paul A. Clarke <pc@us.ibm.com>
6794 * config/rs6000/emmintrin.h (_mm_cvtpd_epi32): Fix big endian.
6795 (_mm_cvtpd_ps): Likewise.
6796 (_mm_cvttpd_epi32): Likewise.
6799 * config/rs6000/xmmintrin.h (_mm_cvtss_f32): Fix type mismatch.
6800 (_mm_cvt_ss2si): Fix type mismatch and 32-bit.
6803 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Fix 32-bit.
6805 2019-02-25 Tamar Christina <tamar.christina@arm.com>
6808 * common/config/aarch64/aarch64-common.c
6809 (struct aarch64_option_extension): Add is_synthetic.
6810 (all_extensions): Use it.
6811 (TARGET_OPTION_INIT_STRUCT): Define hook.
6812 (struct gcc_targetm_common): Moved to end.
6813 (all_extensions_by_on): New.
6814 (opt_ext_cmp, typedef opt_ext): New.
6815 (aarch64_option_init_struct): New.
6816 (aarch64_contains_opt): New.
6817 (aarch64_get_extension_string_for_isa_flags): Output smallest set.
6818 * config/aarch64/aarch64-option-extensions.def
6819 (AARCH64_OPT_EXTENSION): Explicitly include AES and SHA2 in crypto.
6820 (fp, simd, crc, lse, fp16, rcpc, rdma, dotprod, aes, sha2, sha3,
6821 sm4, fp16fml, sve, profile, rng, memtag, sb, ssbs, predres):
6822 Set is_synthetic to false.
6823 (crypto): Set is_synthetic to true.
6824 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Add
6827 2019-02-25 Tamar Christina <tamar.christina@arm.com>
6829 * config/arm/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
6830 vfmlal_high_u32, vfmlsl_high_u32, vfmlalq_low_u32, vfmlslq_low_u32,
6831 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
6832 vfmlal_lane_high_u32, vfmlalq_laneq_low_u32, vfmlalq_lane_low_u32,
6833 vfmlal_laneq_low_u32, vfmlalq_laneq_high_u32, vfmlalq_lane_high_u32,
6834 vfmlal_laneq_high_u32, vfmlsl_lane_low_u32, vfmlsl_lane_high_u32,
6835 vfmlslq_laneq_low_u32, vfmlslq_lane_low_u32, vfmlsl_laneq_low_u32,
6836 vfmlslq_laneq_high_u32, vfmlslq_lane_high_u32, vfmlsl_laneq_high_u32):
6838 (vfmlal_low_f16, vfmlsl_low_f16, vfmlal_high_f16, vfmlsl_high_f16,
6839 vfmlalq_low_f16, vfmlslq_low_f16, vfmlalq_high_f16, vfmlslq_high_f16,
6840 vfmlal_lane_low_f16, vfmlal_lane_high_f16, vfmlalq_laneq_low_f16,
6841 vfmlalq_lane_low_f16, vfmlal_laneq_low_f16, vfmlalq_laneq_high_f16,
6842 vfmlalq_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_lane_low_f16,
6843 vfmlsl_lane_high_f16, vfmlslq_laneq_low_f16, vfmlslq_lane_low_f16,
6844 vfmlsl_laneq_low_f16, vfmlslq_laneq_high_f16, vfmlslq_lane_high_f16,
6845 vfmlsl_laneq_high_f16): ... To this.
6846 * config/arm/neon.md: Update comments.
6848 2019-02-25 Tamar Christina <tamar.christina@arm.com>
6850 * config/aarch64/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
6851 vfmlalq_low_u32, vfmlslq_low_u32, vfmlal_high_u32, vfmlsl_high_u32,
6852 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
6853 vfmlsl_lane_low_u32, vfmlal_laneq_low_u32, vfmlsl_laneq_low_u32,
6854 vfmlalq_lane_low_u32, vfmlslq_lane_low_u32, vfmlalq_laneq_low_u32,
6855 vfmlslq_laneq_low_u32, vfmlal_lane_high_u32, vfmlsl_lane_high_u32,
6856 vfmlal_laneq_high_u32, vfmlsl_laneq_high_u32, vfmlalq_lane_high_u32,
6857 vfmlslq_lane_high_u32, vfmlalq_laneq_high_u32, vfmlslq_laneq_high_u32):
6859 (vfmlal_low_f16, vfmlsl_low_f16, vfmlalq_low_f16, vfmlslq_low_f16,
6860 vfmlal_high_f16, vfmlsl_high_f16, vfmlalq_high_f16, vfmlslq_high_f16,
6861 vfmlal_lane_low_f16, vfmlsl_lane_low_f16, vfmlal_laneq_low_f16,
6862 vfmlsl_laneq_low_f16, vfmlalq_lane_low_f16, vfmlslq_lane_low_f16,
6863 vfmlalq_laneq_low_f16, vfmlslq_laneq_low_f16, vfmlal_lane_high_f16,
6864 vfmlsl_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_laneq_high_f16,
6865 vfmlalq_lane_high_f16, vfmlslq_lane_high_f16, vfmlalq_laneq_high_f16,
6866 vfmlslq_laneq_high_f16): ... To this.
6868 2019-02-25 Alexander Monakov <amonakov@ispras.ru>
6870 PR rtl-optimization/86096
6871 * df-scan.c (df_mw_compare): Do not check mw_reg fields when
6872 comparing mw_order values.
6874 2019-02-25 Jakub Jelinek <jakub@redhat.com>
6877 * config/arm/arm.md (*subsi3_carryin_const): Use
6878 arm_neg_immediate_operand predicate instead of
6879 arm_not_immediate_operand, "L" constraint instead of "K" and
6880 print it using %n2 instead of %B2.
6881 (*subsi3_carryin_const0): New define_insn.
6882 (*subsi3_carryin_compare_const): Use const_int_I_operand predicate
6883 instead of arm_not_operand and "I" constraint instead of "K" and
6884 print it using %n3 instead of %B2. Instead of using match_dup 2 add
6885 another match_operand and in the condition check that it is negation
6887 (*subsi3_carryin_compare_const0): New define_ins.
6888 (*subdi_di_zesidi): Adjust to use *subsi3_carryin_const0 instead of
6889 *subsi3_carryin_const.
6890 (*arm_cmpdi_insn): Fix splitting into *subsi3_carryin_compare_const,
6891 split into *subsi3_carryin_compare_const0 if the highpart is zero.
6894 * config/arm.vfp.md (*negdf2_vfp): Use
6895 gen_int_mode (0x80000000, SImode) instead of GEN_INT (0x80000000).
6896 * config/arm/neon.md (neon_copysignf<mode>): Likewise.
6898 2019-02-24 Jakub Jelinek <jakub@redhat.com>
6900 PR rtl-optimization/89445
6901 * simplify-rtx.c (simplify_ternary_operation): Don't use
6902 simplify_merge_mask on operands that may trap.
6903 * rtlanal.c (may_trap_p_1): Use FLOAT_MODE_P instead of
6904 SCALAR_FLOAT_MODE_P checks. For integral division by zero, if
6905 second operand is CONST_VECTOR, check if any element could be zero.
6906 Don't expect traps for VEC_{MERGE,SELECT,CONCAT,DUPLICATE} unless
6907 their operands can trap.
6909 2019-02-23 Martin Sebor <msebor@redhat.com>
6911 * gimple-ssa-sprintf.c (target_strtol): Rename...
6912 (target_strtohwi): ...to this. Handle values up to HOST_WIDE_INT_MAX.
6913 (parse_directive): Adjust to name change. Use HOST_WIDE_INT_MAX to
6914 check for range error.
6916 2019-02-23 H.J. Lu <hongjiu.lu@intel.com>
6919 * opts-common.c (prune_options): Also prune joined switches
6920 with Negative and RejectNegative.
6921 * config/i386/i386.opt (march=): Add Negative(march=).
6922 (mtune=): Add Negative(mtune=).
6923 * doc/options.texi: Document Negative used together with Joined
6926 2019-02-22 Martin Sebor <msebor@redhat.com>
6928 * doc/extend.texi (Other Builtins): Add
6929 __builtin_is_constant_evaluated.
6931 2019-02-22 Richard Biener <rguenther@suse.de>
6933 PR tree-optimization/87609
6934 * tree-cfg.c (gimple_duplicate_bb): Only remap inlined cliques.
6936 2019-02-22 Jeff Law <law@redhat.com>
6938 PR rtl-optimization/87761
6939 * config/mips/mips.md: Add new combiner pattern to recognize
6940 a bitfield extraction using (ashiftrt (truncate (ashift (...)))).
6942 2019-02-22 Matthew Malcomson <matthew.malcomson@arm.com>
6945 * config/aarch64/aarch64.md: Use aarch64_general_reg predicate on
6946 destination register in peepholes generating patterns for ADDS/SUBS.
6947 (add<mode>3_compare0,
6948 *addsi3_compare0_uxtw, add<mode>3_compareC,
6949 add<mode>3_compareV_imm, add<mode>3_compareV,
6950 *adds_<optab><ALLX:mode>_<GPI:mode>,
6951 *subs_<optab><ALLX:mode>_<GPI:mode>,
6952 *adds_<optab><ALLX:mode>_shift_<GPI:mode>,
6953 *subs_<optab><ALLX:mode>_shift_<GPI:mode>,
6954 *adds_<optab><mode>_multp2, *subs_<optab><mode>_multp2,
6955 *sub<mode>3_compare0, *subsi3_compare0_uxtw,
6956 sub<mode>3_compare1): Allow stack pointer for source register.
6957 * config/aarch64/predicates.md (aarch64_general_reg): New predicate.
6959 2019-02-22 Martin Sebor <msebor@redhat.com>
6961 PR tree-optimization/88993
6962 PR tree-optimization/88853
6963 * gimple-ssa-sprintf.c (sprintf_dom_walker::call_info::is_file_func):
6965 (sprintf_dom_walker::call_info::is_string_func): New helper.
6966 (format_directive): Only issue "may exceed" 4095/INT_MAX warnings
6967 for formatted string functions.
6968 (sprintf_dom_walker::handle_gimple_call): Fix a typo in a comment.
6970 2019-02-22 Martin Sebor <msebor@redhat.com>
6973 * c-parser.c (sizeof_ptr_memacc_comptypes): Avoid warning in
6974 unreachable subexpressions.
6976 2019-02-22 H.J. Lu <hongjiu.lu@intel.com>
6977 Hongtao Liu <hongtao.liu@intel.com>
6978 Sunil K Pandey <sunil.k.pandey@intel.com>
6981 * config/i386/i386-passes.def: Add
6982 pass_remove_partial_avx_dependency.
6983 * config/i386/i386-protos.h
6984 (make_pass_remove_partial_avx_dependency): New.
6985 * config/i386/i386.c (make_pass_remove_partial_avx_dependency):
6987 (pass_data_remove_partial_avx_dependency): New.
6988 (pass_remove_partial_avx_dependency): Likewise.
6989 (make_pass_remove_partial_avx_dependency): Likewise.
6990 * config/i386/i386.md (avx_partial_xmm_update): New attribute.
6991 (*extendsfdf2): Add avx_partial_xmm_update.
6992 (truncdfsf2): Likewise.
6993 (*float<SWI48:mode><MODEF:mode>2): Likewise.
6994 (SF/DF conversion splitters): Disabled for TARGET_AVX.
6996 2019-02-22 Aldy Hernandez <aldyh@redhat.com>
6999 * gimple-ssa-sprintf.c (pass_sprintf_length::execute): Enable loop
7002 2019-02-22 Thiago Macieira <thiago.macieira@intel.com>
7005 * config/i386/i386.h (PTA_WESTMERE): Remove PTA_AES.
7006 (PTA_SKYLAKE): Add PTA_AES.
7007 (PTA_GOLDMONT): Likewise.
7009 2019-02-22 Sudakshina Das <sudi.das@arm.com>
7011 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Add bti
7012 instruction if enabled.
7013 (aarch64_override_options): Remove reference to return address key.
7015 2019-02-22 Richard Biener <rguenther@suse.de>
7017 PR tree-optimization/89440
7018 * tree-vect-loop.c (vect_create_epilog_for_reduction): Remove
7019 not necessary assert.
7021 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
7024 * omp-general.c (oacc_replace_fn_attrib): Mostly split out into...
7025 (oacc_replace_fn_attrib_attr): ... this new function.
7026 * omp-general.h (oacc_replace_fn_attrib_attr): New prototype.
7027 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Revert workaround.
7029 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7031 * config/arm/arm-cpus.in (ares): Rename to...
7032 (neoverse-n1): ... This. Add ares as alias.
7033 * config/arm/arm-tables.opt: Regenerate.
7034 * config/arm/arm-tune.md: Likewise.
7035 * doc/invoke.txt (ARM Options): Document neoverse-n1.
7037 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7039 * config/aarch64/aarch64-cores.def (neoverse-e1): Define.
7040 * config/aarch64/aarch64-tune.md: Regenerate.
7041 * doc/invoke.texi (AArch64 Options): Document neoverse-e1 -mcpu option.
7043 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7045 * config/aarch64/aarch64.c (ares_tunings): Rename to...
7046 (neoversen1_tunings): ... This.
7047 * config/aarch64/aarch64-cores.def (ares): Change tuning to the above.
7048 (neoverse-n1): New CPU.
7049 * config/aarch64/aarch64-tune.md: Regenerate.
7050 * doc/invoke.txt (AArch64 Options): Document neoverse-n1.
7052 2019-02-22 Richard Biener <rguenther@suse.de>
7055 * cfghooks.h (dependence_hash): New typedef.
7056 (struct copy_bb_data): New type.
7057 (cfg_hooks::duplicate_block): Adjust to take a copy_bb_data argument.
7058 (duplicate_block): Likewise.
7059 * cfghooks.c (duplicate_block): Pass down copy_bb_data.
7060 (copy_bbs): Create and pass down copy_bb_data.
7061 * cfgrtl.c (cfg_layout_duplicate_bb): Adjust.
7062 (rtl_duplicate_bb): Likewise.
7063 * tree-cfg.c (gimple_duplicate_bb): If the copy_bb_data arg is not NULL
7064 remap dependence info.
7066 2019-02-22 Richard Biener <rguenther@suse.de>
7068 PR tree-optimization/87609
7069 * tree-core.h (tree_base): Document special clique values.
7070 * tree-inline.c (remap_dependence_clique): Do not use the
7071 special clique value of one.
7072 (maybe_set_dependence_info): Use clique one.
7073 (clear_dependence_clique): New callback.
7074 (compute_dependence_clique): Clear clique one from all refs
7075 before assigning it (again).
7077 2019-02-21 Martin Sebor <msebor@redhat.com>
7079 * doc/extend.texi (__clear_cache): Correct signature.
7081 2019-02-21 Ian Lance Taylor <iant@golang.org>
7084 * varasm.c (decode_addr_const): Call lookup_constant_def rather
7085 than output_constant_def.
7086 (add_constant_to_table): New static function.
7087 (output_constant_def): Call add_constant_to_table.
7088 (tree_output_constant_def): Likewise.
7090 2019-02-21 Jakub Jelinek <jakub@redhat.com>
7093 * builtins.c (fold_builtin_arith_overflow): If first two args are
7094 INTEGER_CSTs, set intres and ovfres to constants rather than calls
7097 2019-02-21 H.J. Lu <hongjiu.lu@intel.com>
7100 * config/i386/i386.c (ix86_set_indirect_branch_type): Issue an
7101 error for -mindirect-branch/-mfunction-return with incompatible
7104 2019-02-21 Jakub Jelinek <jakub@redhat.com>
7107 * constraints.md (q): Remove.
7108 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use rk constraint
7111 2019-02-21 Martin Jambor <mjambor@suse.cz>
7114 * omp-general.c (omp_extract_for_data): Removed a duplicate call
7115 to omp_adjust_for_condition, moved NE_EXPR code_cond processing...
7116 (omp_adjust_for_condition): ...here. Added necessary parameters.
7117 * omp-general.h (omp_adjust_for_condition): Updated declaration.
7118 * omp-grid.c (grid_attempt_target_gridification): Adjust to pass
7119 proper values to new parameters of omp_adjust_for_condition.
7121 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7124 * expr.c (expand_assignment): If result is a MEM, use change_address
7125 instead of simplify_gen_subreg.
7127 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7128 David Malcolm <dmalcolm@redhat.com>
7131 * fold-const.c (decode_field_reference): Return NULL_TREE if
7132 lang_hooks.types.type_for_size returns NULL. Check it before
7133 overwriting *exp_. Use return NULL_TREE instead of return 0.
7135 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7139 * toplev.c (do_compile): Double the emin/emax exponents to workaround
7142 2019-02-20 Uroš Bizjak <ubizjak@gmail.com>
7145 * config/i386/i386.c (ix86_atomic_assign_expand_fenv): Check
7146 TARGET_SSE in addition to TARGET_SSE_MATH.
7148 (ix86_excess_precision): Ditto.
7149 (ix86_float_exceptions_rounding_supported_p): Ditto.
7150 (use_rsqrt_p): Ditto.
7151 * config/i386/sse.md (rsqrt<mode>2): Ditto.
7153 2019-02-20 David Malcolm <dmalcolm@redhat.com>
7156 * diagnostic-show-locus.c (layout::calculate_line_spans): Use
7157 linenum_arith_t when determining if two adjacent line spans are
7158 close enough to merge.
7159 (diagnostic_show_locus): Use linenum_arith_t when iterating over
7160 lines within each line_span.
7162 2019-02-20 Andre Vieira <andre.simoesdiasvieira@arm.com>
7165 * lra-constraints.c(uses_hard_regs_p): Fix handling of
7166 paradoxical SUBREGS.
7168 2019-02-20 Li Jia He <helijia@linux.ibm.com>
7171 * gcc/config/rs6000/rs6000.c (rs6000_gimple_fold_builtin)
7172 <case ALTIVEC_BUILTIN_VSPLTISB, ALTIVEC_BUILTIN_VSPLTISH,
7173 ALTIVEC_BUILTIN_VSPLTISW>: Don't convert the operand before
7176 2019-02-19 Jonathan Wakely <jwakely@redhat.com>
7178 * config/gcn/gcn.c (print_operand): Fix typo.
7180 2019-02-19 Richard Biener <rguenther@suse.de>
7183 * toplev.c (do_compile): Initialize mpfr's exponent range
7184 based on available float modes.
7186 2019-02-19 Eric Botcazou <ebotcazou@adacore.com>
7188 * rtlanal.c (get_initial_register_offset): Fall back to the estimate
7189 as long as the epilogue isn't completed.
7191 2019-02-18 Martin Sebor <msebor@redhat.com>
7193 * doc/cpp.texi (Conditional syntax): Add __has_attribute,
7194 __has_cpp_attribute, and __has_include.
7196 2019-02-18 Martin Sebor <msebor@redhat.com>
7198 * doc/invoke.texi (-Wreturn-type): Correct and expand.
7200 2019-02-18 Martin Sebor <msebor@redhat.com>
7203 * tree.c (valid_constant_size_p): Avoid assuming size is a constant
7205 * tree.h (cst_size_error): Add the cst_size_not_constant enumerator.
7207 2019-02-18 Richard Biener <rguenther@suse.de>
7209 PR tree-optimization/89296
7210 * tree-ssa-loop-ch.c (ch_base::copy_headers): Restrict setting
7211 of no-warning flag to cases that might emit the bogus warning.
7213 2019-02-18 Jakub Jelinek <jakub@redhat.com>
7216 * config/arm/arm.md (*arm_movdi, *movdf_soft_insn): Use "r" instead of
7218 * config/arm/vfp.md (*movdi_vfp): Likewise.
7219 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use "r" instead of
7220 "q" constraint for operands[0].
7223 * config/s390/s390.md (*r<noxa>sbg_<mode>_srl_bitmask,
7224 *r<noxa>sbg_<mode>_sll, *r<noxa>sbg_<mode>_srl): Don't construct
7225 pattern in a temporary buffer.
7226 (*r<noxa>sbg_sidi_srl): Likewise. Always use 32 as I3 rather
7227 than 64-operands[2].
7230 * config/s390/s390.c (s390_indirect_branch_attrvalue,
7231 s390_indirect_branch_settings): Define unconditionally.
7232 (s390_set_current_function): Likewise, but guard the whole body except
7233 the s390_indirect_branch_settings call with
7234 #if S390_USE_TARGET_ATTRIBUTE.
7235 (TARGET_SET_CURRENT_FUNCTION): Redefine unconditionally.
7237 * config/s390/s390.md (*<risbg_n>_ior_and_sr_ze,
7238 *<risbg_n>_<mode>_ior_and_lshiftrt, *<risbg_n>_sidi_ior_and_lshiftrt):
7239 Use HOST_WIDE_INT_M1U instead of ~(0ULL).
7240 (*<risbg_n>_and_subregdi_rotr, *<risbg_n>_and_subregdi_rotl): Use
7241 HOST_WIDE_INT_1U instead of 1ULL.
7242 (*pre_z10_extzv<mode>, *pre_z10_extv<mode>): Change mask type from int
7243 to unsigned HOST_WIDE_INT, use HOST_WIDE_INT_1U instead of 1ul.
7244 (*insv<mode><clobbercc_or_nocc>_appendbitsleft,
7245 z = (x << c) | (y >> d) splitters): Use HOST_WIDE_INT_1U
7247 (*insv<mode>_mem_reg, *insvdi_mem_reghigh): Use HOST_WIDE_INT_1U
7250 2019-02-18 Martin Jambor <mjambor@suse.cz>
7252 PR tree-optimization/89209
7253 * tree-sra.c (create_access_replacement): New optional parameter
7254 reg_tree. Use it as a type if non-NULL and access type is not of
7256 (get_repl_default_def_ssa_name): New parameter REG_TYPE, pass it
7257 to create_access_replacement.
7258 (sra_modify_assign): Pass LHS type to get_repl_default_def_ssa_name.
7259 Check lacc is non-NULL before attempting to re-create it on the RHS.
7261 2019-02-18 Martin Liska <mliska@suse.cz>
7264 * cgraph.c (symbol_table::create_edge): Set m_summary_id to -1
7266 (symbol_table::free_edge): Recycle m_summary_id.
7267 * cgraph.h (get_summary_id): New.
7268 (symbol_table::release_symbol): Set m_summary_id to -1
7270 (symbol_table::allocate_cgraph_symbol): Recycle m_summary_id.
7271 * ipa-fnsummary.c (ipa_fn_summary_t): Switch from
7272 function_summary to fast_function_summary.
7273 * ipa-fnsummary.h (ipa_fn_summary_t): Likewise.
7274 * ipa-pure-const.c (class funct_state_summary_t):
7275 Switch from function_summary to fast_function_summary.
7276 * ipa-reference.c (class ipa_ref_var_info_summary_t): Likewise.
7277 (class ipa_ref_opt_summary_t): Switch from function_summary
7278 to fast_function_summary.
7279 * symbol-summary.h (class function_summary_base): New class
7280 that is created from base of former function_summary.
7281 (function_summary_base::unregister_hooks): New.
7282 (class function_summary): Inherit from function_summary_base.
7283 (class call_summary_base): New class
7284 that is created from base of former call_summary.
7285 (class call_summary): Inherit from call_summary_base.
7286 (struct is_same): New.
7287 (class fast_function_summary): New summary class.
7288 (class fast_call_summary): New summary class.
7289 * vec.h (vec_safe_grow_cleared): New function.
7291 2019-02-18 Martin Liska <mliska@suse.cz>
7293 * config/i386/i386.c (ix86_get_multilib_abi_name): New function.
7294 (TARGET_GET_MULTILIB_ABI_NAME): New macro defined.
7295 * doc/tm.texi: Document new target hook.
7296 * doc/tm.texi.in: Likewise.
7297 * target.def: Add new target macro.
7298 * gcc.c (find_fortran_preinclude_file): Do not search multilib
7301 2019-02-17 Alan Modra <amodra@gmail.com>
7304 * config/rs6000/rs6000.md (<bd>_<mode> split): Check for an int
7305 output reg on add insn.
7306 (<bd>tf_<mode> split): Likewise. Match predicates with insn.
7308 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
7311 * config/i386/sse.md (ssedoublemode): Remove V4HI.
7312 (PMULHRSW): Likewise.
7313 (<ssse3_avx2>_pmulhrsw<mode>3): Require TARGET_SSSE3, not
7315 (ssse3_pmulhrswv4hi3): New expander.
7317 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
7319 * config/i386/mmx.md (*vec_extractv2si_zext_mem): Doesn't require
7320 MMX. Add isa attribute.
7322 2019-02-16 Jakub Jelinek <jakub@redhat.com>
7324 PR rtl-optimization/66152
7325 * builtins.h (c_readstr): Declare.
7326 * builtins.c (c_readstr): Remove forward declaration. Add
7327 null_terminated_p argument, if false, read all bytes from the
7328 string instead of stopping after '\0'.
7329 * expr.c (string_cst_read_str): New function.
7330 (store_expr): Use string_cst_read_str instead of
7331 builtin_strncpy_read_str. Try to store by pieces the whole
7332 exp_len first, and only if that fails, split it up into
7333 store by pieces followed by clear_storage. Formatting fix.
7335 * config/i386/i386.md (*movqi_internal): Remove static from
7336 buf variable. Use output_asm_insn (buf, operands); return "";
7337 instead of return buf;.
7338 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>,
7339 *<code><mode>3<mask_name>, *andnot<mode>3, *andnottf3, *<code><mode>3,
7340 *<code>tf3, <mask_codefor><code><mode>3<mask_name>): Likewise.
7342 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7344 * config/sparc/linux.h (ASAN_CC1_SPEC): Define.
7345 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC and ASAN_CC1_SPEC.
7346 * config/sparc/linux64.h (ASAN_CC1_SPEC): Likewise.
7347 (CC1_SPEC): Likewise.
7348 * config/sparc/sparc.c (sparc_asan_shadow_offset): Adjust for 64-bit.
7350 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7352 * asan.c (asan_emit_stack_protection): Use full-sized mask to align
7353 the base address on 64-bit strict-alignment platforms.
7355 2019-02-15 H.J. Lu <hongjiu.lu@intel.com>
7357 * config/i386/i386.h (VALID_MMX_REG_MODE): Correct the misplaced ')'.
7359 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
7361 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT_P): New define.
7363 2019-02-15 Aaron Sawdey <acsawdey@linux.ibm.com>
7365 PR rtl-optimization/88308
7366 * shrink-wrap.c (move_insn_for_shrink_wrap): Fix LABEL_NUSES counts
7367 on copied instruction.
7369 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7371 * final.c (insn_current_reference_address): Replace test on JUMP_P
7372 with test on jump_to_label_p.
7373 * config/visium/visium-passes.def: New file.
7374 * config/visium/t-visium (PASSES_EXTRA): Define.
7375 * config/visium/visium-protos.h (make_pass_visium_reorg): Declare.
7376 * config/visium/visium.h (TRAMPOLINE_SIZE): Adjust.
7377 (TRAMPOLINE_ALIGNMENT): Define.
7378 * config/visium/visium.c (visium_option_override): Do not register
7379 the machine-specific reorg pass here.
7380 (visium_trampoline_init): Align the BRA insn on a 64-bit boundary
7382 (output_branch): Adjust threshold for long branch instruction.
7383 * config/visium/visium.md (cpu): Move around.
7384 (length): Adjust for the GR6.
7386 2019-02-15 Richard Biener <rguenther@suse.de>
7387 Jakub Jelinek <jakub@redhat.com>
7389 PR tree-optimization/89278
7390 * tree-loop-distribution.c: Include tree-eh.h.
7391 (generate_memset_builtin, generate_memcpy_builtin): Call
7392 rewrite_to_non_trapping_overflow on builtin->size before passing it
7393 to force_gimple_operand_gsi.
7395 2019-02-15 Jakub Jelinek <jakub@redhat.com>
7398 * optc-save-gen.awk: Handle optimize_fast like optimize_size or
7400 * opth-gen.awk: Likewise.
7402 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
7404 * config/i386/i386.h (TARGET_SUBTARGET64_ISA_DEFAULT):
7405 Enable MMX, SSE and SSE2 by default.
7406 * config/i386/i386.c (ix86_option_override_internal): Do not
7407 explicitly set MMX, SSE and SSE2 flags for TARGET_64BIT here.
7409 2019-02-14 Jakub Jelinek <jakub@redhat.com>
7411 PR rtl-optimization/89354
7412 * combine.c (make_extraction): Punt if extraction_mode is narrower
7415 2019-02-14 Maya Rashish <coypu@sdf.org>
7417 * config.gcc (*-*-netbsd*): Add netbsd-d.o.
7418 * config/netbsd-d.c: New file.
7419 * config/t-netbsd: Add netbsd-d.o
7421 2018-02-14 Steve Ellcey <sellcey@marvell.com>
7423 * config/aarch64/aarch64.c (aarch64_attribute_table): Change
7424 affects_type_identity to true for aarch64_vector_pcs.
7425 (aarch64_comp_type_attributes): New function.
7426 (TARGET_COMP_TYPE_ATTRIBUTES): New macro.
7428 2019-02-14 Tamar Christina <tamar.christina@arm.com>
7431 * config/arm/iterators.md (ANY64): Add V4HF.
7433 2019-02-14 Martin Liska <mliska@suse.cz>
7435 PR rtl-optimization/89242
7436 * dce.c (delete_unmarked_insns): Call free_dominance_info we
7437 process a transformation.
7439 2019-02-14 Jakub Jelinek <jakub@redhat.com>
7441 PR tree-optimization/89314
7442 * fold-const.c (fold_binary_loc): Cast strlen argument to
7443 const char * before dereferencing it. Formatting fixes.
7446 * passes.def: Swap pass_ubsan and pass_early_warn_uninitialized.
7448 2019-02-13 Ian Lance Taylor <iant@golang.org>
7450 * optc-save-gen.awk: Set var_opt_hash for initial optimizations
7451 and set current index for other optimizations.
7453 2019-02-13 Uroš Bizjak <ubizjak@gmail.com>
7455 * config/i386/sse.md (vec_set<VI4F_256_512:mode>_0): Use
7456 nonimmediate_operand as operand 2 predicate.
7457 (vec_set<VF2_512_256:mode>_0): Ditto.
7458 (vec_set<VI8_AVX_AVX512F:mode>_0): Ditto.
7459 (*vec_concatv2si): Remove alternative 2.
7460 (*vec_concatv4si_0): Use vm constraint for alternative 0.
7461 (*vec_concatv4si_0): Remove preferred_for_speed attribute.
7462 (vec_concatv2di): Split alternatives 4,5,6 to ...
7463 (*vec_concatv2di_0) ... new pattern.
7465 2019-02-13 Wilco Dijkstra <wdijkstr@arm.com>
7468 * config/arm/arm.c (ldm_stm_operation_p) Set
7469 addr_reg_in_reglist correctly for first register.
7470 (load_multiple_sequence): Remove dead base check.
7471 (gen_ldm_seq): Correctly set write_back for Thumb-1.
7473 2019-02-13 Tamar Christina <tamar.christina@arm.com>
7476 * config/aarch64/aarch64-sve.md (*pred_mov<mode>, pred_mov<mode>):
7477 Expose as @aarch64_pred_mov.
7478 * config/aarch64/aarch64.c (aarch64_classify_address):
7479 Use expand_insn which legitimizes operands.
7481 2019-02-13 Martin Liska <mliska@suse.cz>
7483 * builtins.h (expand_builtin_with_bounds): Remove declaration.
7484 * calls.c (struct arg_data): Remove special_slot, pointer_arg
7485 and pointer_offset fields.
7486 (initialize_argument_information): Remove usage of dead
7488 * cgraph.h (struct cgraph_thunk_info): Remove
7489 add_pointer_bounds_args.
7490 * cgraphunit.c (cgraph_node::expand_thunk): Remove usage of dead
7492 (cgraph_node::assemble_thunks_and_aliases): Remove usage of dead
7494 * config/i386/i386.c (ix86_function_arg_advance): Remove
7496 (struct builtin_isa): Remove leaf_p and nothrow_p fields.
7497 (def_builtin): Remove usage of dead
7499 (ix86_add_new_builtins): Likewise.
7500 * ipa-fnsummary.c (compute_fn_summary): Likewise.
7501 * ipa-icf.c (sem_function::equals_wpa): Likewise.
7502 (sem_function::init): Likewise.
7503 (sem_variable::merge): Likewise.
7504 * ipa-visibility.c (function_and_variable_visibility): Likewise.
7505 * ipa.c (symbol_table::remove_unreachable_nodes): Likewise.
7506 * lto-cgraph.c (lto_output_node): Likewise.
7507 (lto_output_varpool_node): Likewise.
7508 (input_node): Likewise.
7509 (input_varpool_node): Likewise.
7510 * lto-streamer-out.c (lto_output): Likewise.
7511 * tree-inline.c (expand_call_inline): Remove usage of
7513 * tree-inline.h (struct copy_body_data): Likewise.
7514 * varpool.c (varpool_node::dump): Likewise.
7516 2019-02-13 Jakub Jelinek <jakub@redhat.com>
7519 * tree-ssa-structalias.c (set_uids_in_ptset): Or in vi->is_heap_var
7520 into pt->vars_contains_escaped_heap instead of setting
7521 pt->vars_contains_escaped_heap to it.
7524 * optabs.c (prepare_cmp_insn): Use UINTVAL (size) instead of
7525 INTVAL (size), compare it to GET_MODE_MASK instead of
7526 1 << GET_MODE_BITSIZE.
7529 * config/i386/predicates.md (x86_64_immediate_operand): Allow
7530 TLS UNSPECs offsetted by signed 32-bit CONST_INT even with
7533 2019-02-13 Martin Liska <mliska@suse.cz>
7536 * cfgrtl.c (remove_barriers_from_footer): New function.
7537 (try_redirect_by_replacing_jump): Use it.
7538 (cfg_layout_redirect_edge_and_branch): Likewise.
7540 2019-02-13 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
7542 * config/rs6000/altivec.h (vec_sbox_be, vec_cipher_be,
7543 vec_cipherlast_be, vec_ncipher_be, vec_ncipherlast_be): New #defines.
7544 * config/rs6000/crypto.md (CR_vqdi): New define_mode_iterator.
7545 (crypto_vsbox_<mode>, crypto_<CR_insn>_<mode>): New define_insns.
7546 * config/rs6000/rs6000-builtin.def (VSBOX_BE): New BU_CRYPTO_1.
7547 (VCIPHER_BE, VCIPHERLAST_BE, VNCIPHER_BE, VNCIPHERLAST_BE):
7549 * config/rs6000/rs6000.c (builtin_function_type)
7550 <CRYPTO_BUILTIN_VSBOX_BE, CRYPTO_BUILTIN_VCIPHER_BE,
7551 CRYPTO_BUILTIN_VCIPHERLAST_BE, CRYPTO_BUILTIN_VNCIPHER_BE,
7552 CRYPTO_BUILTIN_VNCIPHERLAST_BE>: New switch options.
7553 * doc/extend.texi (vec_sbox_be, vec_cipher_be, vec_cipherlast_be,
7554 vec_ncipher_be, vec_ncipherlast_be): New builtin functions.
7556 2019-02-12 Pat Haugen <pthaugen@us.ibm.com>
7558 * doc/invoke.texi (RS/6000 and PowerPC Options): Remove duplicate
7559 -maltivec. Delete -maltivec=be and -maltivec=le documentation.
7561 2019-02-12 H.J. Lu <hongjiu.lu@intel.com>
7564 * config/i386/i386.md (*movoi_internal_avx): Revert revision
7565 268678 and revision 268657.
7566 (*movti_internal): Likewise.
7568 2019-02-12 Ilya Leoshkevich <iii@linux.ibm.com>
7571 * config/s390/s390.c (s390_decompose_address): Update comment.
7572 (s390_check_qrst_address): Reject invalid address forms after
7575 2019-02-12 Martin Liska <mliska@suse.cz>
7578 * ipa-pure-const.c (propagate_pure_const): Revert hunk as
7579 we need default values of funct_state for a function that
7582 2019-02-12 Eric Botcazou <ebotcazou@adacore.com>
7584 * asan.c (asan_expand_mark_ifn): Take into account the alignment of
7585 the object to pick the size of stores on strict-alignment platforms.
7587 * config/sparc/sparc.md (*movsi_insn): Minor tweak.
7588 (*movdi_insn_sp32): Likewise.
7589 (*movdi_insn_sp64): Likewise.
7591 2019-02-12 Jan Hubicka <hubicka@ucw.cz>
7594 * cgraphunit.c (analyze_functions): Clear READONLY flag for external
7595 types that needs constructiong.
7596 * tree.h (may_be_aliased): Do not check TYPE_NEEDS_CONSTRUCTING.
7598 2019-02-12 Richard Biener <rguenther@suse.de>
7600 PR tree-optimization/89253
7601 * tree-ssa-loop-split.c (tree_ssa_split_loops): Check we can
7604 2019-02-11 David Malcolm <dmalcolm@redhat.com>
7607 * input.c (selftest::test_line_offset_overflow): New selftest.
7608 (selftest::input_c_tests): Call it.
7610 2019-02-11 Martin Sebor <msebor@redhat.com>
7612 PR tree-optimization/88771
7613 * gimple-ssa-warn-restrict.c (pass_wrestrict::gate): Also enable
7614 when -Wstringop-overflow is set.
7615 (builtin_memref::builtin_memref): Adjust excessive upper bound
7616 only when lower bound is not excessive.
7617 (maybe_diag_overlap): Detect and diagnose excessive bounds via
7618 -Wstringop-ovefflow.
7619 (maybe_diag_offset_bounds): Rename...
7620 (maybe_diag_access_bounds): ...to this.
7621 (check_bounds_or_overlap): Adjust for name change above.
7623 2019-02-11 Martin Sebor <msebor@redhat.com>
7626 * builtins.c (max_object_size): Move from here...
7627 * builtins.h (max_object_size): ...and here...
7628 * tree.c (max_object_size): ...to here...
7629 * tree.h (max_object_size): ...and here.
7631 2019-02-11 Bill Schmidt <wschmidt@linux.ibm.com>
7633 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Shift-right
7634 and shift-left vector built-ins need to include a TRUNC_MOD_EXPR
7635 for correct semantics.
7637 2019-02-11 Alan Modra <amodra@gmail.com>
7639 * doc/invoke.texi (man page RS/6000 and PowerPC Options): Mention
7640 -mlongcall and -mpltseq.
7641 (RS/6000 and PowerPC Options <-mlongcall>): Mention inline PLT calls.
7642 (RS/6000 and PowerPC Options <-mpltseq>): Document.
7643 * config/rs6000/rs6000.h (TARGET_PLTSEQ): Define.
7644 * config/rs6000/sysv4.opt (mpltseq): New option.
7645 * config/rs6000/sysv4.h (TARGET_PLTSEQ): Redefine.
7646 (SUBTARGET_OVERRIDE_OPTIONS): Error if given -mpltseq when assembler
7647 support is lacking. Don't allow -mpltseq with -mbss-plt.
7648 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Warn if
7649 -mpltseq given for ELFv1.
7650 * config/rs6000/rs6000.c (rs6000_call_aix): Comment on UNSPEC_PLTSEQ.
7651 Only use UNSPEC_PLTSEQ for inline PLT calls.
7652 (rs6000_call_sysv, rs6000_sibcall_sysv): Expand comments. Only
7653 use UNSPEC_PLTSEQ for inline PLT calls.
7654 (rs6000_indirect_call_template_1, rs6000_longcall_ref),
7655 (rs6000_call_aix, rs6000_call_sysv, rs6000_sibcall_sysv): Replace
7656 uses of HAVE_AS_PLTSEQ with TARGET_PLTSEQ, simplifying.
7657 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
7658 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
7659 (pltseq_mtctr_<mode>): Likewise.
7661 2019-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7663 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Use 8-byte strings with
7665 * configure: Regenerate.
7667 2019-02-11 Jakub Jelinek <jakub@redhat.com>
7670 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use q constraint
7673 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
7675 * function.c (assign_parm_setup_block): Use the stored
7676 size, not the passed size, when allocating stack-space,
7677 also for a parameter with alignment larger than
7678 MAX_SUPPORTED_STACK_ALIGNMENT.
7680 2019-02-11 Martin Liska <mliska@suse.cz>
7683 * ipa-cp.c (build_toporder_info): Remove usage of a param.
7684 * ipa-inline.c (inline_small_functions): Likewise.
7685 * ipa-pure-const.c (propagate_pure_const): Likewise.
7686 (propagate_nothrow): Likewise.
7687 * ipa-reference.c (propagate): Likewise.
7688 * ipa-utils.c (struct searchc_env): Remove unused field.
7689 (searchc): Always search across AVAIL_INTERPOSABLE.
7690 (ipa_reduced_postorder): Always allow AVAIL_INTERPOSABLE as
7691 the only called IPA pure const can properly not propagate
7692 across interposable boundary.
7693 * ipa-utils.h (ipa_reduced_postorder): Remove param.
7695 2019-02-11 Chung-Ju Wu <jasonwucj@gmail.com>
7697 * config/nds32/nds32.md (call_internal, call_value_internal,
7698 sibcall_internal, sibcall_value_internal): Use SImode for mem rtx.
7700 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
7702 * config/cris/cris.c (cris_preferred_minimum_alignment): Fix name
7705 2019-02-10 H.J. Lu <hongjiu.lu@intel.com>
7707 * config/i386/constraints.md (Yd): Replace AVX512BW with AVX512DQ
7710 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
7712 * config.gcc (with_nds32_lib): Set default --with-nds32-lib correctly.
7714 2019-02-10 Jakub Jelinek <jakub@redhat.com>
7716 PR tree-optimization/89268
7717 * tree-if-conv.c (version_loop_for_if_conversion): Push to preds only
7718 if preds is non-NULL.
7720 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7723 * tree.c (fld_simplified_type_name): Also keep TYPE_DECL for
7726 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
7728 * config/nds32/nds32.md (trap): New pattern.
7730 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
7732 * config/nds32/nds32.c (nds32_dwarf_register_span): Refine register
7735 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
7737 * config/nds32/nds32-md-auxiliary.c (nds32_spilt_doubleword): Support
7740 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7742 * ipa-visibility.c (localize_node): Also do not localize
7743 LDPR_PREVAILING_DEF_IRONLY_EXP.
7745 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7748 * tree.c (fld_simplified_type_name): Use DECL_ASSEMBLER_NAME_SET_P
7749 instead of type_with_linkage.
7751 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7754 * params.def (uninlined-function-insns, uninlined-function-time,
7755 uninlined-thunk-insns, uninlined-thunk-time): Add artificial upper
7756 bound so we don't get overflows.
7758 2019-02-09 Aaron Sawdey <acsawdey@linux.ibm.com>
7760 * config/rs6000/rs6000-string.c (expand_compare_loop,
7761 expand_block_compare): Insert REG_BR_PROB notes in inline expansion of
7764 2019-02-09 Jakub Jelinek <jakub@redhat.com>
7767 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
7768 If !node->definition and TYPE_ARG_TYPES is non-NULL, use
7769 TYPE_ARG_TYPES instead of DECL_ARGUMENTS.
7771 2019-02-09 Alan Modra <amodra@gmail.com>
7774 * config/rs6000/rs6000.c (save_reg_p): Correct calls_eh_return
7775 case. Match logic in rs6000_emit_prologue emitting pic_offset_table
7778 2019-02-08 Vladimir Makarov <vmakarov@redhat.com>
7781 * lra-constraints.c (process_alt_operands): Don't increase reject
7782 for memory when offset memory is required.
7784 2019-02-08 Robin Dapp <rdapp@linux.ibm.com>
7786 * config/s390/vector.md: Implement vector copysign.
7788 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
7790 * expr.c (expand_constructor): Correct indentations.
7792 2019-02-08 Richard Biener <rguenther@suse.de>
7794 PR tree-optimization/89247
7795 * tree-if-conv.c: Include tree-cfgcleanup.h.
7796 (version_loop_for_if_conversion): Record LOOP_VECTORIZED call.
7797 (tree_if_conversion): Pass through predicate vector.
7798 (pass_if_conversion::execute): Do CFG cleanup and SSA update
7799 inline, see if any if-converted loops we refrece in
7800 LOOP_VECTORIZED calls vanished and fixup.
7801 * tree-if-conv.h (tree_if_conversion): Adjust prototype.
7803 2019-02-08 Ilya Leoshkevich <iii@linux.ibm.com>
7805 * config/s390/constraints.md (jdd): New constraint.
7807 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
7810 * config/i386/i386.md (*movoi_internal_avx): Set mode to XI for
7811 upper 16 vector registers without TARGET_AVX512VL.
7812 (*movti_internal): Likewise.
7814 2019-02-08 Jakub Jelinek <jakub@redhat.com>
7816 PR rtl-optimization/89234
7817 * except.c (copy_reg_eh_region_note_forward): Return if note_or_insn
7818 is a NOTE, CODE_LABEL etc. - rtx_insn * other than INSN_P.
7819 (copy_reg_eh_region_note_backward): Likewise.
7821 2019-02-08 Richard Biener <rguenther@suse.de>
7824 * tree-data-ref.c (initialize_matrix_A): Fail if constant
7826 (analyze_subscript_affine_affine): Handle failure from
7827 initialize_matrix_A.
7829 2019-02-08 Jakub Jelinek <jakub@redhat.com>
7831 * cfganal.c (pre_and_rev_post_order_compute_fn): Use fn instead of
7834 2019-02-07 David Malcolm <dmalcolm@redhat.com>
7836 PR tree-optimization/86637
7837 PR tree-optimization/89235
7838 * tree-vect-loop.c (optimize_mask_stores): Add an
7839 auto_purge_vect_location sentinel to ensure that vect_location is
7842 (auto_purge_vect_location::~auto_purge_vect_location): New dtor.
7843 (try_vectorize_loop_1): Add an auto_purge_vect_location sentinel
7844 to ensure that vect_location is purged on exit.
7845 (pass_slp_vectorize::execute): Likewise, replacing the manual
7847 * tree-vectorizer.h (class auto_purge_vect_location): New class.
7849 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7851 * config/aarch64/iterators.md (max_opp): New code_attr.
7852 (USMAX): New code iterator.
7853 * config/aarch64/predicates.md (aarch64_smin): New predicate.
7854 (aarch64_smax): Likewise.
7855 * config/aarch64/aarch64-simd.md (abd<mode>_3): Rename to...
7856 (*aarch64_<su>abd<mode>_3): ... Change RTL representation to
7859 2019-02-07 H.J. Lu <hongjiu.lu@intel.com>
7862 * config/i386/i386.md (*movoi_internal_avx): Set mode to OI
7863 for TARGET_AVX512VL.
7864 (*movti_internal): Set mode to TI for TARGET_AVX512VL.
7866 2019-02-07 Andreas Krebbel <krebbel@linux.ibm.com>
7868 * config/s390/s390-builtin-types.def: Add new types.
7869 * config/s390/s390-builtins.def: (s390_vec_xl, s390_vec_xld2)
7870 (s390_vec_xlw4): Make the memory operand into a const pointer.
7871 (s390_vec_xld2, s390_vec_xlw4): Add a variant for single precision
7873 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Generate
7874 a new vector type with the alignment of the scalar memory operand.
7876 2019-02-07 Matthew Malcomson <matthew.malcomson@arm.com>
7877 Jakub Jelinek <jakub@redhat.com>
7880 * config/arm/arm-protos.h (valid_operands_ldrd_strd,
7881 arm_count_ldrdstrd_insns): New declarations.
7882 * config/arm/arm.c (mem_ok_for_ldrd_strd): Remove broken handling of
7884 (valid_operands_ldrd_strd): New function.
7885 (arm_count_ldrdstrd_insns): New function.
7886 * config/arm/ldrdstrd.md: Change peepholes to generate PARALLEL SImode
7887 sets instead of single DImode set and define new insns to match this.
7889 2019-02-07 Tamar Christina <tamar.christina@arm.com>
7891 * config/aarch64/aarch64-builtins.c (aarch64_fcmla_lane_builtin_data):
7892 Make it a C initializer.
7894 2019-02-07 Tamar Christina <tamar.christina@arm.com>
7897 * config/arm/neon.md (*neon_mov<mode>): Add r -> r case.
7899 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7901 * config/arm/neon.md (neon_<sup>dot<vsi2qi>):
7902 Use neon_dot<q> for type.
7903 (neon_<sup>dot_lane<vsi2qi>): Likewise.
7905 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7907 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>):
7908 Use neon_dot<q> for type.
7909 (aarch64_<sur>dot_lane<vsi2qi>): Likewise.
7910 (aarch64_<sur>dot_laneq<vsi2qi>): Likewise.
7912 2019-02-06 Vladimir Makarov <vmakarov@redhat.com>
7914 PR rtl-optimization/89225
7915 * lra-constaints.c (simplify_operand_subreg): Add subreg mode
7918 2019-02-06 Eric Botcazou <ebotcazou@adacore.com>
7920 * config/i386/i386.c (ix86_expand_prologue): Emit a memory blockage
7921 after restoring registers saved to allocate the frame on Windows.
7923 2019-02-06 Richard Biener <rguenther@suse.de>
7925 PR tree-optimization/89182
7926 * graphite.h (cached_scalar_evolution_in_region): Declare.
7927 * graphite.c (struct seir_cache_key): New.
7928 (struct sese_scev_hash): Likewise.
7929 (seir_cache): New global.
7930 (cached_scalar_evolution_in_region): New function.
7931 (graphite_transform_loops): Allocate and release seir_cache.
7932 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Use
7933 cached_scalar_evolution_in_region.
7934 * graphite-scop-detection.c (scop_detection::can_represent_loop):
7936 (scop_detection::graphite_can_represent_expr: Use
7937 cached_scalar_evolution_in_region.
7938 (scop_detection::stmt_simple_for_scop_p): Likewise.
7939 (find_params_in_bb): Likewise.
7940 (gather_bbs::before_dom_children): Likewise.
7941 * graphite-sese-to-poly.c (create_pw_aff_from_tree): Likewise.
7942 (add_loop_constraints): Likewise.
7944 2019-02-06 Jakub Jelinek <jakub@redhat.com>
7947 * fold-const-call.c (fold_const_vec_convert): Pass true as last
7948 operand to new_unary_operation only if both element types are integral
7949 and it isn't a widening conversion. Return NULL_TREE if
7950 new_unary_operation failed.
7952 2019-02-05 Andreas Krebbel <krebbel@linux.ibm.com>
7955 * config/s390/s390.md: Remove load and test FP splitter.
7957 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
7960 * config/rs6000/rs6000-string.c (do_ifelse, expand_cmp_vec_sequence,
7961 expand_compare_loop, expand_block_compare_gpr,
7962 expand_strncmp_align_check, expand_strncmp_gpr_sequence): Insert
7963 REG_BR_PROB notes in inline expansion of memcmp/strncmp. Add
7964 #include "profile-count.h" and "predict.h" for types and functions
7965 needed to work with REG_BR_PROB notes.
7967 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
7970 * config/rs6000/rs6000.md (<bd>tf_<mode>): Generate a local label
7971 for the long branch case.
7973 2019-02-05 Jakub Jelinek <jakub@redhat.com>
7976 * dce.c (delete_unmarked_insns): Don't remove no-op moves if they
7977 can throw, non-call exceptions are enabled and we can't delete
7978 dead exceptions or alter cfg. Set must_clean if
7979 delete_insn_and_edges returns true, don't set it blindly for calls.
7980 Assert that delete_unreachable_blocks is called only if can_alter_cfg.
7982 PR rtl-optimization/89195
7983 * combine.c (make_extraction): For MEMs, don't extract bytes outside
7984 of the original MEM.
7986 2019-02-05 Martin Liska <mliska@suse.cz>
7988 PR gcov-profile/89000
7989 * gcov.c (function_summary): Remove argument.
7990 (file_summary): New function.
7991 (print_usage): Replace tabs with spaces.
7992 (generate_results): Use new function file_summary.
7994 2019-02-05 Jakub Jelinek <jakub@redhat.com>
7997 * optabs.c (prepare_cmp_insn): Pass x and y to
7998 emit_block_comp_via_libcall rather than XEXP (x, 0) and XEXP (y, 0).
8000 2019-02-05 Richard Biener <rguenther@suse.de>
8003 * bitmap.h (struct bitmap_obstack): Do not mark GTY.
8004 (struct bitmap_element): Drop chain_prev so we properly recurse on
8005 the prev member, supporting tree views.
8006 (struct bitmap_head): GTY skip the obstack member.
8008 2019-02-04 Alexander Monakov <amonakov@ispras.ru>
8011 * doc/extend.texi (Vector Extensions): Add an example of using vector
8012 types together with x86 intrinsics.
8014 2019-02-04 Alan Modra <amodra@gmail.com>
8016 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1): Increase
8017 str[] size to 160, and comment.
8019 2019-02-04 Alan Modra <amodra@gmail.com>
8021 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1),
8022 (rs6000_pltseq_template): Guard output of TLS markers with
8024 (rs6000_longcall_ref, rs6000_call_aix, rs6000_call_sysv),
8025 (rs6000_sibcall_sysv): Ignore TARGET_TLS_MARKERS when deciding
8026 to use inline PLT sequences.
8027 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
8028 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
8029 (pltseq_mtctr_<mode>): Don't test TARGET_TLS_MARKERS in predicate.
8031 2019-02-04 Martin Liska <mliska@suse.cz>
8034 * ipa-fnsummary.c (estimate_edge_devirt_benefit): Bail
8035 out when ipa_fn_summaries does not contain entry for callee.
8037 2019-02-04 Eric Botcazou <ebotcazou@adacore.com>
8039 * config/sparc/sparc.h: Remove superfluous blank lines.
8040 * config/sparc/sparc.c (global_offset_table_rtx): Rename into...
8041 (got_register_rtx): ...this.
8042 (sparc_got): Adjust to above renaming.
8043 (sparc_tls_got): Likewise.
8044 (sparc_delegitimize_address): Likewise.
8045 (sparc_output_mi_thunk): Likewise.
8046 (sparc_init_pic_reg): Likewise.
8047 (save_local_or_in_reg_p): Fix test on the GOT register.
8048 (USE_HIDDEN_LINKONCE): Move around.
8049 (get_pc_thunk_name): Likewise.
8050 (gen_load_pcrel_sym): Likewise.
8051 (load_got_register): Likewise.
8053 2019-02-04 Kito Cheng <kito.cheng@gmail.com>
8055 * config/nds32/linux.h (GLIBC_DYNAMIC_LINKER): Define the naming rule
8056 of the dynamic linker: "ld-linux-nds32[le|be][f].so.1".
8058 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
8060 * config/nds32/nds32.c (nds32_legitimate_address_p): Add TLS model
8063 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
8065 * config.gcc (with_nds32_lib, glibc):
8066 Remove TARGET_DEFAULT_TLSDESC_TRAMPOLINE=0 setting.
8067 * config/nds32/linux.h (TARGET_DEFAULT_TLSDESC_TRAMPOLINE): Delete.
8068 (NDS32_TLSDESC_TRAMPOLINE_SPEC): Delete.
8070 2019-02-03 Uroš Bizjak <ubizjak@gmail.com>
8073 * config/i386/i386.md (*sqrt<mode>2_sse): Add (v,0) alternative.
8074 Do not prefer (v,v) alternative for non-AVX targets and (m,v)
8075 alternative for speed when TARGET_SSE_PARTIAL_REG_DEPENDENCY is set.
8076 (*rcpsf2_sse): Ditto.
8077 (*rsqrtsf2_sse): Ditto.
8078 (sse4_1_round<mode<2): Ditto.
8080 2019-02-03 Richard Biener <rguenther@suse.de>
8083 * dwarf2out.c (copy_ancestor_tree): Register non-stubs as
8086 2019-02-02 Jakub Jelinek <jakub@redhat.com>
8089 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8090 Punt with warning on aggregate return or argument types. Ignore
8091 type/mode checking for uniform arguments.
8093 2019-02-01 Segher Boessenkool <segher@kernel.crashing.org>
8095 * combine.c (try_combine): Do not print "Can't combine" messages unless
8096 printing failed combination attempts.
8098 2019-02-01 Martin Jambor <mjambor@suse.cz>
8101 * omp-grid.c (grid_mark_variable_segment): Set assembler name of group
8102 segment and global segment variables before making them static.
8104 2019-02-01 Martin Jambor <mjambor@suse.cz>
8106 * omp-grid.c (grid_target_follows_gridifiable_pattern): Guard two
8107 missed optimization dump with dump_enabled_p.
8109 2019-02-01 Richard Biener <rguenther@suse.de>
8112 * tree-scalar-evolution.c (analyze_scalar_evolution): Set up
8113 the instantiate cache.
8114 (instantiate_scev_binary): Elide second operand procesing
8115 if equal to the first.
8116 * tree-chrec.c (chrec_contains_symbols): Add visited set.
8117 (chrec_contains_undetermined): Likewise.
8118 (tree_contains_chrecs): Likewise.
8120 2019-02-01 Jan Hubicka <hubicka@ucw.cz>
8122 * parms.def (MAX_INLINE_INSNS_SINGLE): Reduce from 400 to 200.
8124 2019-02-01 Jakub Jelinek <jakub@redhat.com>
8126 PR tree-optimization/89143
8127 * wide-int-range.h (wide_int_range_absu): Declare.
8128 * wide-int-range.cc (wide_int_range_absu): New function.
8129 * tree-vrp.c (extract_range_from_unary_expr): Handle ABSU_EXPR.
8131 PR tree-optimization/88107
8132 * tree-cfg.c (find_outermost_region_in_block): Add ALL argument,
8133 instead of assertion that eh_region_outermost is non-NULL, if it
8134 is NULL, set *ALL to true and return NULL.
8135 (move_sese_region_to_fn): Adjust caller, if all is set, call
8136 duplicate_eh_regions with NULL region.
8138 2019-02-01 Richard Biener <rguenth@suse.de>
8140 PR rtl-optimization/88593
8141 * mode-switching.c (optimize_mode_switching): Free dominators before
8142 calling cleanup_cfg.
8144 2019-02-01 Bin Cheng <bin.cheng@linux.alibaba.com>
8146 PR tree-optimization/88932
8147 * tree-predcom.c (try_combine_chains): Get loop bbs in dom order.
8149 2019-01-31 Jakub Jelinek <jakub@redhat.com>
8152 * omp-low.c (lower_omp_task_reductions): Drop redundant test to avoid
8153 bogus clang warning.
8155 2019-01-31 Uroš Bizjak <ubizjak@gmail.com>
8158 * config/i386/i386.md (*extendsfdf2): Split out reg->reg
8159 alternative to avoid partial SSE register stall for TARGET_AVX.
8160 (truncdfsf2): Ditto.
8161 (sse4_1_round<mode>2): Ditto.
8163 2018-01-31 Bill Schmidt <wschmidt@linux.ibm.com>
8165 PR tree-optimization/89008
8166 * gimple-ssa-strength-reduction.c (slsr_process_mul): Don't
8167 process anything of the form X * 0.
8169 2019-01-31 Richard Biener <rguenther@suse.de>
8171 PR tree-optimization/89135
8172 * tree-ssa-phiprop.c (pass_phiprop::execute): Skip blocks
8173 with abnormal preds.
8175 2019-01-31 Jakub Jelinek <jakub@redhat.com>
8178 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Allow inlining
8179 always_inline callees into no_sanitize_address callers.
8181 2019-01-31 Richard Biener <rguenther@suse.de>
8183 PR rtl-optimization/89115
8184 * lra.c (lra_rtx_hash): Properly hash CONST_INT values.
8186 2019-01-30 Martin Sebor <msebor@redhat.com>
8189 * doc/extend.texi (cast to a union): Correct and expand.
8191 2019-01-30 Vladimir Makarov <vmakarov@redhat.com>
8193 PR rtl-optimization/87246
8194 * lra-constraints.c (simplify_operand_subreg): Reload memory
8195 in subreg if the address became invalid.
8197 2019-01-30 Bill Schmidt <wschmidt@linux.ibm.com>
8200 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v4sf_scalar):
8201 Disable for little-endian.
8203 2019-01-30 Richard Biener <rguenther@suse.de>
8205 PR rtl-optimization/89115
8206 * opts.c (default_options_optimization): Reduce
8207 PARAM_MAX_DSE_ACTIVE_LOCAL_STORES by a factor of 10 at -O1.
8208 Make PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP reduction relative
8211 2019-01-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
8213 * config/rs6000/rs6000-c.c (altivec-resolve_overloaded_builtin):
8214 Change handling of ALTIVEC_BUILTIN_VEC_EXTRACT. Coerce result to
8215 type of vector element when vec_extract is implemented by direct
8218 2019-01-30 Thomas Schwinge <thomas@codesourcery.com>
8220 * doc/invoke.texi (C Language Options): List "-fopenacc-dim".
8222 2019-01-30 Richard Biener <rguenther@suse.de>
8224 PR tree-optimization/89111
8225 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Restrict
8226 canonicalization to appropriately sized access types.
8228 2019-01-30 Jakub Jelinek <jakub@redhat.com>
8231 * config/i386/i386.c (ix86_warn_parameter_passing_abi): Don't warn
8232 for arguments to functions that are TU-local and shouldn't be
8233 referenced by assembly.
8235 2019-01-30 Ulrich Drepper <drepper@redhat.com>
8237 * dumpfile.c (opt_info_switch_p_1): Ignore '-' if it appears
8240 2019-01-29 Martin Sebor <msebor@redhat.com>
8243 * gimple-fold.c (fold_array_ctor_reference): Avoid zero-length arrays.
8245 2019-01-29 Jakub Jelinek <jakub@redhat.com>
8249 * omp-simd-clone.c (simd_clone_clauses_extract)
8250 <case OMP_CLAUSE_ALIGNED>: Ignore clauses with NULL
8251 OMP_CLAUSE_ALIGNED_ALIGNMENT.
8253 2019-01-29 Vineet Gupta <vgupta@synopsys.com>
8255 * config.gcc: Force .init_array for ARC.
8257 2019-01-29 Richard Biener <rguenther@suse.de>
8260 * dwarf2out.c (collect_skeleton_dies): New helper.
8261 (copy_decls_for_unworthy_types): Call it.
8262 (build_abbrev_table): Assert we do not try to replace
8263 DW_AT_signature refs with local refs.
8265 2019-01-28 Jakub Jelinek <jakub@redhat.com>
8268 * gimplify.c (gimplify_omp_for): When adding OMP_CLAUSE_*_GIMPLE_SEQ
8269 for lastprivate/linear IV, push gimplify context around gimplify_assign
8270 and, if it needed any temporaries, pop it into a gimple bind around the
8273 2019-01-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
8275 * common.opt (-Wattribute-alias): Remove "no-" from name.
8276 Make -Wattribute-alias command line option and
8277 #pragma GCC diagnostic ignored "-Wattribute-alias" work again.
8279 2019-01-28 Jakub Jelinek <jakub@redhat.com>
8282 * doc/invoke.texi (-mclwb, -mprfchw, -mrdpid, -mrdseed, -msgx,
8283 -madx, -mhle, -mavx5124fmaps, -mavx512vnni, -mavx5124vnniw): Document
8285 (bmi2): Add missing @opindex.
8286 * doc/extend.texi (x86 target attribute): Move fma4, lwp, ssse3
8287 options alphabetically. Add missing 3dnow, 3dnowa, adx, avx, avx2,
8288 avx5124fmaps, avx5124vnniw, avx512bitalg, avx512bw, avx512cd,
8289 avx512dq, avx512er, avx512f, avx512ifma, avx512pf, avx512vbmi,
8290 avx512vbmi2, avx512vl, avx512vnni, avx512vpopcntdq, bmi, bmi2,
8291 cldemote, clflushopt, clwb, clzero, crc32, cx16, f16c, fma, fsgsbase,
8292 fxsr, gfni, hle, lzcnt, movbe, movdir64b, movdiri, mwaitx, pconfig,
8293 pku, prefetchwt1, prfchw, ptwrite, rdpid, rdrnd, rdseed, rtm, sahf,
8294 sgx, sha, shstk, tbm, vaes, vpclmulqdq, waitpkg, wbnoinvd, xsave,
8295 xsavec, xsaveopt and xsaves options.
8297 2019-01-28 Richard Biener <rguenther@suse.de>
8300 * dwarf2out.c (gen_subprogram_die): Remove leftover from MPX
8303 2019-01-28 Richard Biener <rguenther@suse.de>
8305 PR tree-optimization/88739
8306 * tree-cfg.c (verify_types_in_gimple_reference): Verify
8307 BIT_FIELD_REFs only are applied to mode-precision operands
8308 when they are integral.
8309 (verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR.
8310 * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid generating
8311 BIT_FIELD_REFs of non-mode-precision integral operands.
8313 2019-01-27 Jakub Jelinek <jakub@redhat.com>
8316 * config/i386/sse.md
8317 (<mask_codefor>avx512dq_shuf_<shuffletype>64x2_1<mask_name>,
8318 avx512f_shuf_<shuffletype>64x2_1<mask_name>): Ensure the
8319 first constants in pairs are multiples of 2. Formatting fixes.
8320 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>,
8321 avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Ensure the
8322 first constants in each quadruple are multiples of 4. Formatting fixes.
8324 2019-01-26 Martin Jambor <mjambor@suse.cz>
8327 * tree-inline.c: Include tree-cfgcleanup.h.
8328 (delete_unreachable_blocks_update_callgraph): Move...
8329 * tree-cfgcleanup.c (delete_unreachable_blocks_update_callgraph):
8330 ...here, make externally visible, make second argument bool, adjust
8332 * tree-cfgcleanup.c: Include cgraph.h.
8333 * tree-cfgcleanup.h (delete_unreachable_blocks_update_callgraph):
8335 * ipa-prop.c: Include tree-cfgcleanup.h.
8336 (ipcp_transform_function): Call
8337 delete_unreachable_blocks_update_callgraph instead of cleaning uo CFG.
8339 2019-01-25 Vladimir Makarov <vmakarov@redhat.com>
8341 PR rtl-optimization/88846
8342 * ira.c (process_set_for_memref_referenced_p): New.
8343 (memref_referenced_p): Add new param. Use
8344 process_set_for_memref_referenced_p. Add new switch cases.
8345 (memref_used_between_p): Pass new arg to memref_referenced_p.
8347 2019-01-25 Richard Earnshaw <rearnsha@arm.com>
8350 * config/aarch64/aarch64.c (aarch64_function_arg_alignment): Add new
8351 argument ABI_BREAK. Set to true if the calculated alignment has
8352 changed in gcc-9. Check bit-fields for their base type alignment.
8353 (aarch64_layout_arg): Warn if argument passing has changed in gcc-9.
8354 (aarch64_function_arg_boundary): Likewise.
8355 (aarch64_gimplify_va_arg_expr): Likewise.
8357 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
8360 * varasm.c (output_constructor_bitfield): Use wi::extract_uhwi
8361 instead of accessing TREE_INT_CST_ELT directly.
8363 2019-01-25 Christophe Lyon <christophe.lyon@linaro.org>
8365 * doc/sourcebuild.texi (Environment attributes): Add fenv and
8366 fenv_exceptions description.
8368 2019-01-25 Wilco Dijkstra <wdijkstr@arm.com>
8370 PR rtl-optimization/87763
8371 * config/aarch64/aarch64.c (aarch64_select_cc_mode):
8372 Allow SUBREG when matching CC_NZmode compare.
8374 2019-01-25 Richard Biener <rguenther@suse.de>
8376 PR tree-optimization/89049
8377 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost):
8378 Look at the pattern stmt to determine if the stmt is vectorized.
8380 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
8382 * config/aarch64/aarch64-sve.md (*pred_mov<mode>)
8383 (pred_mov<mode>): Handle all-register forms using both a new
8384 alternative and a split.
8386 2019-01-25 Richard Biener <rguenther@suse.de>
8388 PR tree-optimization/86865
8389 * graphite-scop-detection.c (scop_detection::can_represent_loop):
8390 Reject non-do-while loops.
8392 2019-01-24 Peter Bergner <bergner@linux.ibm.com>
8394 * config/rs6000/altivec.md (build_vector_mask_for_load): Use MEM_P.
8395 * config/rs6000/constraints.md (Q constraint): Use REG_P.
8396 * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Use SYMBOL_REF_P.
8397 * config/rs6000/freebsd64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
8398 SYMBOL_REF_P, CONST_INT_P and CONST_DOUBLE_P.
8399 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8400 * config/rs6000/predicates.md (altivec_register_operand, vint_operand,
8401 vsx_register_operand, vsx_reg_sfsubreg_ok, vfloat_operand,
8402 vlogical_operand, gpc_reg_operand, int_reg_operand,
8403 int_reg_operand_not_pseudo): Use SUBREG_P and HARD_REGISTER_P.
8404 (ca_operand, base_reg_operand, htm_spr_reg_operand, cc_reg_operand,
8405 cc_reg_not_cr0_operand, input_operand): Use SUBREG_P.
8406 (save_world_operation, restore_world_operation, lmw_operation,
8407 stmw_operation): Use MEM_P and REG_P.
8408 (tie_operand): Use MEM_P.
8409 (vrsave_operation, crsave_operation): Use REG_P.
8410 (mfcr_operation, mtcrf_operation): Use REG_P and CONST_INT_P.
8411 (fpr_reg_operand): Use SUBREG_P and HARD_REGISTER_NUM_P.
8412 (quad_int_reg_operand): Use HARD_REGISTER_NUM_P.
8413 (call_operand): Use HARD_REGISTER_P.
8414 (indexed_or_indirect_operand, altivec_indexed_or_indirect_operand):
8416 (lwa_operand): Use SUBREG_P, REG_P and CONST_INT_P.
8417 * config/rs6000/rs6000-p8swap.c (insn_is_load_p, insn_is_store_p,
8418 quad_aligned_load_p, replace_swapped_aligned_store,
8419 recombine_lvx_pattern, replace_swapped_aligned_load,
8420 recombine_stvx_pattern): Use MEM_P.
8421 (const_load_sequence_p, adjust_vperm, replace_swapped_load_constant):
8422 Use MEM_P and SYMBOL_REF_P.
8423 (rtx_is_swappable_p): Use REG_P and CONST_INT_P.
8424 (insn_is_swappable_p): Use REG_P and MEM_P.
8425 (insn_is_swap_p, (alignment_mask): Use CONST_INT_P.
8426 * config/rs6000/rs6000-string.c (expand_block_clear, expand_block_move):
8428 * config/rs6000/rs6000.c (rs6000_secondary_reload, rs6000_emit_cmove):
8430 (rs6000_output_move_128bit): Use CONST_DOUBLE_P, CONST_INT_P and
8432 (rs6000_legitimize_address): Use CONST_DOUBLE_P, CONST_INT_P,
8433 CONST_WIDE_INT_P, REG_P and SYMBOL_REF_P.
8434 (rs6000_emit_move): Use CONST_DOUBLE_P, CONST_INT_P, HARD_REGISTER_P,
8435 HARD_REGISTER_NUM_P, MEM_P, REG_P, SUBREG_P, SYMBOL_REF_P and
8437 (output_toc): Use CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
8438 (easy_altivec_constant, rs6000_legitimate_offset_address_p,
8439 rs6000_mode_dependent_address, rs6000_expand_mtfsf_builtin,
8440 rs6000_expand_set_fpscr_rn_builtin, rs6000_expand_set_fpscr_drn_builtin,
8441 rs6000_expand_unop_builtin, INT_P, rs6000_generate_compare,
8442 rs6000_machopic_legitimize_pic_address, rs6000_split_logical_inner,
8443 rs6000_split_logical_di): Use CONST_INT_P.
8444 (rs6000_legitimize_reload_address): Use CONST_INT_P, HARD_REGISTER_P,
8445 REG_P and SYMBOL_REF_P.
8446 (setup_incoming_varargs, rs6000_rtx_costs): Use CONST_INT_P and MEM_P.
8447 (print_operand): Use CONST_INT_P, MEM_P and REG_P.
8448 (virtual_stack_registers_memory_p, rs6000_legitimate_address_p,
8449 mems_ok_for_quad_peep): Use CONST_INT_P and REG_P.
8450 (rs6000_secondary_reload_memory): Use CONST_INT_P and SUBREG_P.
8451 (small_data_operand, print_operand_address): Use CONST_INT_P and
8453 (split_stack_arg_pointer_used_p): Use HARD_REGISTER_P.
8454 (rs6000_init_hard_regno_mode_ok, direct_move_p):
8455 Use HARD_REGISTER_NUM_P.
8456 (rs6000_secondary_reload_gpr): Use HARD_REGISTER_NUM_P and MEM_P.
8457 (rs6000_secondary_reload_class): Use HARD_REGISTER_NUM_P, REG_P,
8458 SUBREG_P and SYMBOL_REF_P.
8459 (register_to_reg_type, rs6000_secondary_reload_inner): Use SUBREG_P
8460 and HARD_REGISTER_NUM_P.
8461 (rs6000_adjust_vec_address): Use HARD_REGISTER_NUM_P and
8463 (rs6000_adjust_cost, find_mem_ref): Use MEM_P.
8464 (macho_lo_sum_memory_operand, rs6000_eliminate_indexed_memrefs): Use
8466 (legitimate_indirect_address_p, legitimate_lo_sum_address_p,
8467 registers_ok_for_quad_peep, rs6000_output_function_epilogue,
8468 find_addr_reg): Use REG_P.
8469 (altivec_expand_vec_perm_const): Use REG_P and SUBREG_P.
8470 (rs6000_emit_le_vsx_move): Use SUBREG_P.
8471 (offsettable_ok_by_alignment, constant_pool_expr_p,
8472 legitimate_small_data_p, rs6000_output_dwarf_dtprel,
8473 rs6000_delegitimize_address, rs6000_const_not_ok_for_debug_p,
8474 rs6000_cannot_force_const_mem, rs6000_output_addr_const_extra,
8475 rs6000_assemble_integer, create_TOC_reference,
8476 rs6000_emit_allocate_stack, rs6000_xcoff_encode_section_info,
8477 rs6000_call_aix, rs6000_call_aix): Use SYMBOL_REF_P.
8478 (rs6000_split_vec_extract_var): Use reg_or_subregno.
8479 * config/rs6000/rtems.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
8480 CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
8481 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8482 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8483 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Use SYMBOL_REF_P.
8484 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use HARD_REGISTER_NUM_P.
8485 (INT_REG_OK_FOR_INDEX_P, INT_REG_OK_FOR_BASE_P): Use HARD_REGISTER_P.
8486 (CONSTANT_ADDRESS_P): Use CONST_INT_P and SYMBOL_REF_P.
8487 * config/rs6000/rs6000.md (define_expands strlensi, mod<mode>3
8488 and cbranch<mode>4): Use CONST_INT_P.
8489 (multiple define_splits): Use REG_P and SUBREG_P.
8490 (define_expands call, call_value): Use MEM_P.
8491 (define_expands sibcall, sibcall_value): Use CONST_INT_P and MEM_P.
8492 (define insn *mtcrfsi): Use CONST_INT_P and REG_P.
8493 * config/rs6000/vsx.md (*vsx_le_perm_load_<mode>,
8494 *vsx_le_perm_load_v8hi, *vsx_le_perm_load_v16qi): Use HARD_REGISTER_P
8495 and HARD_REGISTER_NUM_P.
8496 (multiple define_splits): Use HARD_REGISTER_NUM_P.
8498 2019-01-24 Uroš Bizjak <ubizjak@gmail.com>
8500 PR rtl-optimization/88948
8501 * rtl.h (prepare_copy_insn): New prototype.
8502 * gcse.c (prepare_copy_insn): New function, split out from
8503 process_insert_insn.
8504 (process_insert_insn): Use prepare_copy_insn.
8505 * store-motion.c (replace_store_insn): Use prepare_copy_insn
8506 instead of gen_move_insn.
8508 2019-01-24 Jakub Jelinek <jakub@redhat.com>
8511 * config/i386/i386.c (ix86_pic_register_p): Return true for
8514 PR tree-optimization/88964
8515 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Also
8516 punt if HONOR_SNANS (chrec).
8519 * tree-nested.c (convert_nonlocal_reference_stmt,
8520 convert_local_reference_stmt, convert_tramp_reference_stmt,
8521 convert_gimple_call) <case GIMPLE_OMP_TEAMS>: Treat
8522 gimple_omp_teams_host teams stmts like GIMPLE_OMP_PARALLEL
8525 PR tree-optimization/89027
8526 * tree-inline.c (add_clobbers_to_eh_landing_pad): Don't add clobbers
8527 for "omp simd array" variables.
8529 2019-01-24 Richard Earnshaw <rearnsha@arm.com>
8532 * profile-count.h (profile_count): On ARM systems using GCC 6/7/8
8533 force the alignment of m_val.
8535 2019-01-24 Richard Biener <rguenther@suse.de>
8538 * tree-streamer-out.c (write_ts_decl_common_tree_pointers):
8539 When in "legacy" debug mode make sure to reset self-origins.
8541 2019-01-24 Martin Liska <mliska@suse.cz>
8543 PR gcov-profile/88994
8544 * gcov-io.c (mangle_path): Do not allocate a bigger buffer,
8545 result will be always smaller or equal to the original.
8546 * gcov.c (mangle_name): Fix else branch where we should
8547 also copy to PTR and shift the pointer.
8549 2019-01-24 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
8551 * tree-ssa-dom.c (test_for_singularity): Fix a comment typo.
8552 * vr-values.c (find_case_label_ranges): Fix a comment typo.
8554 2019-01-23 Xuepeng Guo <xuepeng.guo@intel.com>
8556 * common/config/i386/i386-common.c
8557 (OPTION_MASK_ISA_ENQCMD_SET,
8558 OPTION_MASK_ISA_ENQCMD_UNSET): New macros.
8559 (ix86_handle_option): Handle -menqcmd.
8560 * config.gcc (enqcmdintrin.h): New header file.
8561 * config/i386/cpuid.h (bit_ENQCMD): New bit.
8562 * config/i386/driver-i386.c (host_detect_local_cpu): Handle
8564 * config/i386/i386-builtin-types.def ((INT, PVOID, PCVOID)): New
8566 * config/i386/i386-builtin.def (__builtin_ia32_enqcmd,
8567 __builtin_ia32_enqcmds): New builtins.
8568 * config/i386/i386-c.c (__ENQCMD__): New macro.
8569 * config/i386/i386-option.c (ix86_target_string): Add
8571 (ix86_valid_target_attribute_inner_p): Likewise.
8572 * config/i386/i386-expand.c
8573 (ix86_expand_builtin): Expand IX86_BUILTIN_ENQCMD and
8574 IX86_BUILTIN_ENQCMDS.
8575 * config/i386/i386.h (TARGET_ENQCMD): New.
8576 * config/i386/i386.md (UNSPECV_ENQCMD, UNSPECV_ENQCMDS): New.
8577 (@enqcmd<enqcmd_sfx>_<mode>): New insn pattern.
8578 (movdir64b_<mode>): Parameterize to enable share expansion code
8579 with ENQCMD in function ix86_expand_builtin.
8580 * config/i386/i386.opt: Add -menqcmd.
8581 * config/i386/immintrin.h: Include enqcmdintrin.h.
8582 * config/i386/enqcmdintrin.h: New intrinsic file.
8583 * doc/invoke.texi: Add -menqcmd.
8585 2019-01-23 Bin Cheng <bin.cheng@arm.com>
8586 Steve Ellcey <sellcey@marvell.com>
8589 * recog.c (address_operand): Return false on wrong mode for address.
8590 (constrain_operands): Check for mode with 'p' constraint.
8592 2019-01-23 Uroš Bizjak <ubizjak@gmail.com>
8595 * config/i386/sse.md (sse2_cvtpi2pd): Add SSE alternatives.
8596 Disparage MMX alternative.
8597 (sse2_cvtpd2pi): Ditto.
8598 (sse2_cvttpd2pi): Ditto.
8600 2019-01-23 David Malcolm <dmalcolm@redhat.com>
8603 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Fix
8604 use-after-free of the result of
8605 aarch64_get_extension_string_for_isa_flags.
8607 2019-01-23 Jakub Jelinek <jakub@redhat.com>
8610 * doc/extend.texi: Document break and continue behavior in
8611 statement expressions.
8613 2019-01-23 Richard Biener <rguenther@suse.de>
8615 PR tree-optimization/89008
8616 * tree-ssa-reassoc.c (eliminate_using_constants): For * 0 do
8617 not leave another stray operand.
8619 2019-01-23 Jakub Jelinek <jakub@redhat.com>
8621 * BASE-VER: Bump to 9.0.1.
8623 2019-01-23 Eric Botcazou <ebotcazou@adacore.com>
8625 * cgraphunit.c (cgraph_node::expand_thunk): When expanding a GIMPLE
8626 thunk that returns by reference, use the type of the return object
8627 of the thunk instead of that of the alias to build the dereference.
8629 2019-01-23 Vineet Gupta <vgupta@synopsys.com>
8631 * config/arc/atomic.md: Add operand to DMB instruction.
8633 2019-01-23 Jakub Jelinek <jakub@redhat.com>
8635 PR tree-optimization/88964
8636 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Use
8637 build_zero_cst instead of build_int_cst. Return false for loop
8638 invariants which honor signed zeros.
8640 2019-01-22 Segher Boessenkool <segher@kernel.crashing.org>
8642 * doc/invoke.texi (-fsplit-paths): This is enabled by default at -O3.
8644 2019-01-22 Jakub Jelinek <jakub@redhat.com>
8647 * config/rs6000/rs6000.c: Include tree-vrp.h and tree-ssanames.h.
8648 (rs6000_gimple_fold_builtin): If MEM_REF address doesn't satisfy
8649 is_gimple_mem_ref_addr predicate, force it into a SSA_NAME first.
8652 * gimplify.c (gimplify_omp_atomic): Handle bitfield atomics with
8653 non-integral DECL_BIT_FIELD_REPRESENTATIVEs.
8656 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v2df_scalar):
8657 Disable for little endian.
8659 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
8662 * config/arm/arm.c (arm_needs_double_word_align): Check
8663 DECL_BIT_FIELD_TYPE.
8665 2019-01-22 Hongtao Liu <hongtao.liu@intel.com>
8666 H.J. Lu <hongjiu.lu@intel.com>
8669 * config/i386/i386-builtin.def: Add mask2 to all builtin
8670 initializations. Merge ARGS2 and SPECIAL_ARGS2 into ARGS and
8672 * config/i386/i386.c (BDESC): Add mask2 to the definition.
8673 (BDESC_FIRST): Likewise.
8674 (define_builtin): Add an argument for mask2. Updated to handle
8675 both ix86_isa_flags and ix86_isa_flags2.
8676 (define_builtin_const): Likewise.
8677 (define_builtin_pure): Likewise.
8678 (define_builtin2): Deleted.
8679 (define_builtin_const2): Likewise.
8680 (builtin_description): Add a member, mask2.
8681 (bdesc_*): Add mask2 to builtin initializations.
8682 (ix86_init_mmx_sse_builtins): Update calls to def_builtin,
8683 def_builtin_const and def_builtin_pure. Remove SPECIAL_ARGS2
8685 (ix86_get_builtin_func_type): Remove SPECIAL_ARGS2 support.
8687 2019-01-22 H.J. Lu <hongjiu.lu@intel.com>
8690 * config/i386/i386.c (ix86_force_load_from_GOT_p): Also check
8693 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
8696 * config/arm/arm.c (arm_needs_doubleword_align): Return 2 if a record's
8697 alignment is dominated by a bitfield with 64-bit aligned base type.
8698 (arm_function_arg): Emit a warning if the alignment has changed since
8699 earlier GCC releases.
8700 (arm_function_arg_boundary): Likewise.
8701 (arm_setup_incoming_varargs): Likewise.
8703 2019-01-22 Richard Biener <rguenther@suse.de>
8705 PR tree-optimization/88862
8706 * graphite-scop-detection.c
8707 (scop_detection::graphite_can_represent_scev): Reject ADDR_EXPR.
8709 2019-01-22 Andrew Stubbs <ams@codesourcery.com>
8711 * doc/extend.tex (AMD GCN Function Attributes): New section.
8712 * doc/install.texi (amdgcn-unknown-amdhsa): New instructions.
8713 * doc/invoke.texi (AMD GCN Options): New section.
8714 * doc/md.texi (Constraints for Particular Machines): Add AMD GCN.
8716 2019-01-22 Eric Botcazou <ebotcazou@adacore.com>
8718 * config/sparc/sparc.c (parc_delegitimize_address): Recognize the GOT
8719 register and decoded HIGH/LO_SUM combinations for labels in PIC mode.
8721 2019-01-22 Jakub Jelinek <jakub@redhat.com>
8723 PR tree-optimization/88044
8724 * tree-ssa-loop-niter.c (number_of_iterations_cond): If condition
8725 is false in the first iteration, but !every_iteration, return false
8726 instead of true with niter->niter zero.
8728 PR rtl-optimization/88904
8729 * cfgcleanup.c (thread_jump): Verify cond2 doesn't mention
8730 any nonequal registers before processing BB_END (b).
8733 * optabs.c (add_equal_note): Add op0_mode argument, use it instead of
8735 (expand_binop_directly, expand_doubleword_clz,
8736 expand_doubleword_popcount, expand_ctz, expand_ffs,
8737 expand_unop_direct, maybe_emit_unop_insn): Adjust callers.
8739 PR rtl-optimization/49429
8741 PR rtl-optimization/86334
8743 * expr.c (emit_block_move_hints): Move marking of MEM_EXPRs
8744 addressable from here...
8745 (emit_block_op_via_libcall): ... to here.
8747 2019-01-22 Richard Biener <rguenther@suse.de>
8749 * tree-vect-loop.c (vect_analyze_loop_operations): Use
8750 auto_vec for cost vector to fix memleak.
8751 (vectorize_fold_left_reduction): Properly gather SLP defs.
8752 (vectorizable_comparison): Do not swap operands to properly
8755 2019-01-22 Alan Modra <amodra@gmail.com>
8758 * config/rs6000/predicates.md (unspec_tls): Ensure GOT reg
8759 stays a reg. Allow a const_int.
8760 * config/rs6000/rs6000-protos.h (rs6000_output_tlsargs): Declare.
8761 * config/rs6000/rs6000.h (IS_V4_FP_ARGS): Define.
8762 (IS_NOMARK_TLSGETADDR): Define.
8763 * config/rs6000/rs6000.c (edit_tls_call_insn): Delete.
8764 (rs6000_output_tlsargs): New function.
8765 (rs6000_legitimize_tls_address): Don't say a !TARGET_TLS_MARKERS
8766 __tls_get_addr call takes an arg.
8767 (rs6000_call_sysv): Generate sysv4 secure plt call pattern here..
8768 * config/rs6000/rs6000.md (call_nonlocal_sysv): ..rather than here,
8770 (call_value_nonlocal_sysv): ..or here, delete split.
8771 (tls_gdld_nomark): Delete.
8772 (call_value_indirect_nonlocal_sysv): Use unspec_tls as operand2
8773 predicate. Call rs6000_output_tlsargs. Adjust length to suit.
8774 (call_value_nonlocal_sysv): Likewise.
8775 (call_value_nonlocal_sysv_secure): Likewise.
8776 (call_value_nonlocal_aix): Likewise.
8777 (call_value_indirect_aix): Likewise.
8778 (call_value_indirect_elfv2): Likewise.
8779 (call_value_local32, call_value_local64): Disable for no-mark tls.
8780 (call_value_local_aix): Likewise.
8782 2019-01-21 Uroš Bizjak <ubizjak@gmail.com>
8785 * config/i386/i386.c (ix86_expand_builtin) [case IX86_BUILTIN_BEXTRI32,
8786 case IX86_BUILTIN_BEXTRI64]: Sanitize operands.
8788 2019-01-21 Michael Ploujnikov <michael.ploujnikov@oracle.com>
8790 * hash-map-tests.c (test_map_of_strings_to_int): Show how to use
8791 string contents as hash_map keys.
8793 2019-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
8796 * c-warn.c (check_alignment_of_packed_member): Add a boolean parameter
8797 for rvalue context. Handle rvalues correctly. Use min_align_of_type
8798 instead of TYPE_ALIGN.
8799 (check_address_or_pointer_of_packed_member): Handle rvalues coorrectly.
8800 Use min_align_of_type instead of TYPE_ALIGN_UNIT. Check for NULL
8801 pointer from TYPE_STUB_DECL.
8803 2019-01-21 Richard Biener <rguenther@suse.de>
8805 PR tree-optimization/88934
8806 * tree-vect-slp.c (vect_mask_constant_operand_p): Always look
8807 at the possibly non-constant operand.
8808 (vect_get_constant_vectors): Adjust.
8810 2019-01-21 H.J. Lu <hongjiu.lu@intel.com>
8813 * config/i386/adxintrin.h: Just check _IMMINTRIN_H_INCLUDED.
8814 * config/i386/clflushoptintrin.h: Check _IMMINTRIN_H_INCLUDED
8815 instead of _X86INTRIN_H_INCLUDED.
8816 * onfig/i386/clwbintrin.h: Likewise.
8817 * config/i386/pkuintrin.h: Likewise.
8818 * config/i386/prfchwintrin.h: Likewise.
8819 * config/i386/rdseedintrin.h: Likewise.
8820 * config/i386/wbnoinvdintrin.h: Likewise.
8821 * config/i386/xsavecintrin.h: Likewise.
8822 * config/i386/xsavesintrin.h: Likewise.
8823 * config/i386/fxsrintrin.h: Enable _IMMINTRIN_H_INCLUDED check.
8824 * config/i386/xsaveintrin.h: Likewise.
8825 * config/i386/xsaveoptintrin.h: Likewise.
8826 * config/i386/x86intrin.h: Move "#include" <rdseedintrin.h>,
8827 <prfchwintrin.h>, <fxsrintrin.h>, <xsaveintrin.h>,
8828 <xsaveoptintrin.h>, <adxintrin.h>, <clwbintrin.h>,
8829 <clflushoptintrin.h>, <xsavesintrin.h>, <xsavecintrin.h>,
8830 <wbnoinvdintrin.h> and <pkuintrin.h> to ...
8831 * config/i386/immintrin.h: Here.
8833 2019-01-20 Martin Jambor <mjambor@suse.cz>
8836 * ipa-prop.h (struct ipa_func_body_info): Replaced field aa_walked
8837 with aa_walk_budget.
8838 * cgraph.h (ipa_polymorphic_call_context::get_dynamic_type): Add
8839 aa_walk_budget_p parameter.
8840 * ipa-fnsummary.c (unmodified_parm_1): New parameter fbi. Limit AA
8841 walk. Updated all callers.
8842 (unmodified_parm): New parameter fbi, pass it to unmodified_parm_1.
8843 (eliminated_by_inlining_prob): New parameter fbi, pass it on to
8845 (will_be_nonconstant_expr_predicate): New parameter fbi, removed
8846 parameter info. Extract info from fbi. Pass fbi to recursive calls
8847 and to unmodified_parm.
8848 (phi_result_unknown_predicate): New parameter fbi, removed parameter
8849 info, updated call to will_be_nonconstant_expr_predicate.
8850 (param_change_prob): New parameter fbi, limit AA walking.
8851 (analyze_function_body): Initialize aa_walk_budget in fbi. Update
8852 calls to various above functions.
8853 * ipa-polymorphic-call.c (get_dynamic_type): Add aa_walk_budget_p
8854 parameter. Use it to limit AA walking.
8855 * ipa-prop.c (detect_type_change_from_memory_writes): New parameter
8857 (detect_type_change): New parameter fbi, pass it on to
8858 detect_type_change_from_memory_writes.
8859 (detect_type_change_ssa): Likewise.
8860 (aa_overwalked): Removed.
8861 (parm_preserved_before_stmt_p): Assume fbi is never NULL, stream line
8862 accordingly, adjust to the neew AA limiting scheme.
8863 (parm_ref_data_preserved_p): Likewise.
8864 (ipa_compute_jump_functions_for_edge): Adjust call to
8866 (ipa_analyze_call_uses): Likewise.
8867 (ipa_analyze_virtual_call_uses): Pass fbi to detect_type_change_ssa.
8868 (ipa_analyze_node): Initialize aa_walk_budget.
8869 (ipcp_transform_function): Likewise.
8870 * tree-ssa-sccvn.c (eliminate_dom_walker::eliminate_stmt): Update call
8871 to get_dynamic_type.
8873 2019-01-19 Jakub Jelinek <jakub@redhat.com>
8875 * config/aarch64/aarch64.c (aarch64_stack_protect_guard): Move
8876 outside of #if CHECKING_P code.
8878 2019-01-19 Richard Sandiford <richard.sandiford@arm.com>
8880 * gimple-loop-versioning.cc (loop_versioning::dump_inner_likelihood):
8881 New function, split out from...
8882 (loop_versioning::analyze_stride): ...here.
8883 (loop_versioning::find_per_loop_multiplication): Use gassign.
8884 (loop_versioning::analyze_term_using_scevs): Return a success code.
8885 (loop_versioning::analyze_arbitrary_term): New function.
8886 (loop_versioning::analyze_address_fragment): Use
8887 analyze_arbitrary_term if all else fails.
8889 2019-01-18 Segher Boessenkool <segher@kernel.crashing.org>
8892 * config/rs6000/rs6000.md (*movsi_from_df): Allow only register
8895 2019-01-18 Richard Biener <rguenther@suse.de>
8897 PR tree-optimization/88903
8898 * tree-vect-stmts.c (vectorizable_shift): Verify we see all
8899 scalar stmts a SLP shift amount is composed of when detecting
8902 2019-01-18 Richard Earnshaw <rearnsha@arm.com>
8905 * config/arm/arm-cpus.in (mp): New feature.
8907 (fgroup ARMv7ve): Add mp and sec features.
8908 (arch armv7-a): Add options to allow mp and sec extensions.
8909 (cpu generic-armv7-a): Add options to allow mp and sec extensions.
8910 (cpu cortex-a5, cpu cortex-7, cpu cortex-a9): Add mp and sec
8911 extenstions to the base architecture.
8912 (cpu cortex-a8): Add sec extension to the base architecture.
8913 (cpu marvell-pj4): Add mp and sec extensions to the base architecture.
8914 * config/arm/t-aprofile (MULTILIB_MATCHES): Map all armv7-a arch
8915 variants down to the base v7-a varaint.
8916 * config/arm/t-multilib (v7_a_arch_variants): New variable.
8917 * doc/invoke.texi (ARM Options): Add +mp and +sec to the list
8918 of permitted extensions for -march=armv7-a and for
8919 -mcpu=generic-armv7-a.
8921 2019-01-18 Martin Liska <mliska@suse.cz>
8923 * params.def: Fix comment.
8924 * tree-profile.c (gimple_init_gcov_profiler): Bump function
8926 (gimple_gen_ic_func_profiler): Likewise.
8928 2019-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8930 * config/aarch64/aarch64-opts.h (enum stack_protector_guard): New
8931 * config/aarch64/aarch64.c (aarch64_override_options_internal): Handle
8932 and put in error checks for stack protector guard options.
8933 (aarch64_stack_protect_guard): New.
8934 (TARGET_STACK_PROTECT_GUARD): Define.
8935 * config/aarch64/aarch64.md (UNSPEC_SSP_SYSREG): New.
8936 (reg_stack_protect_address<mode>): New.
8937 (stack_protect_set): Adjust for SSP_GLOBAL.
8938 (stack_protect_test): Likewise.
8939 * config/aarch64/aarch64.opt (-mstack-protector-guard-reg): New.
8940 (-mstack-protector-guard): Likewise.
8941 (-mstack-protector-guard-offset): Likewise.
8943 2019-01-18 Jakub Jelinek <jakub@redhat.com>
8945 PR tree-optimization/86214
8946 * tree-inline.h (struct copy_body_data): Add
8947 add_clobbers_to_eh_landing_pads member.
8948 * tree-inline.c (add_clobbers_to_eh_landing_pad): New function.
8949 (copy_edges_for_bb): Call it if EH edge destination is <
8950 id->add_clobbers_to_eh_landing_pads. Fix a comment typo.
8951 (expand_call_inline): Set id->add_clobbers_to_eh_landing_pads
8952 if flag_stack_reuse != SR_NONE and clear it afterwards.
8954 2019-01-18 Christophe Lyon <christophe.lyon@linaro.org>
8957 * doc/install.texi (with-multilib-list): Document for aarch64.
8959 2019-01-18 Jakub Jelinek <jakub@redhat.com>
8962 * config/arm/arm_neon.h: Fix #pragma GCC target syntax - replace
8963 (("..."))) with ("...").
8965 2019-01-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
8967 * doc/extend.texi (Built-in Functions for Memory Model Aware
8968 Atomic Operations): Document atomic fetch and nand.
8970 2019-01-18 Martin Liska <mliska@suse.cz>
8971 Richard Biener <rguenther@suse.de>
8974 * cgraph.h (create_version_clone_with_body): Add new argument
8976 * cgraphclones.c (cgraph_node::create_version_clone): Add
8977 DECL_ATTRIBUTES to a newly created decl. And call
8978 valid_attribute_p so that proper cl_target_optimization_node
8979 is set for the newly created declaration.
8980 * multiple_target.c (create_target_clone): Set DECL_ATTRIBUTES
8982 (expand_target_clones): Do not call valid_attribute_p, it must
8984 * tree-inline.c (copy_decl_for_dup_finish): Reset mode for
8987 2019-01-17 Jakub Jelinek <jakub@redhat.com>
8990 * config/aarch64/arm_neon.h: Fix #pragma GCC target syntax - replace
8991 (("..."))) with ("..."). Use arch=armv8.2-a+sha3 instead of
8992 arch=armv8.2-a+crypto for vsha512hq_u64 etc. intrinsics.
8994 2019-01-17 Martin Sebor <msebor@redhat.com>
8997 * gimple-ssa-warn-restrict.c (builtin_memref::extend_offset_range):
8998 Handle anti-ranges the same as no range at all.
9000 2018-01-17 Steve Ellcey <sellcey@cavium.com>
9002 * config/aarch64/aarch64.c (cgraph.h): New include.
9003 (intl.h): New include.
9004 (supported_simd_type): New function.
9005 (currently_supported_simd_type): Ditto.
9006 (aarch64_simd_clone_compute_vecsize_and_simdlen): Ditto.
9007 (aarch64_simd_clone_adjust): Ditto.
9008 (aarch64_simd_clone_usable): Ditto.
9009 (TARGET_SIMD_CLONE_COMPUTE_VECSIZE_AND_SIMDLEN): New macro.
9010 (TARGET_SIMD_CLONE_ADJUST): Ditto.
9011 (TARGET_SIMD_CLONE_USABLE): Ditto.
9012 * config/i386/i386.c (ix86_simd_clone_adjust): Add definition check.
9013 * omp-simd-clone.c (expand_simd_clones): Add targetm.simd_clone.adjust
9016 2019-01-17 Martin Sebor <msebor@redhat.com>
9018 PR tree-optimization/88800
9019 * gimple-fold.c (gimple_fold_builtin_memory_op): Avoid checking
9020 NO_WARNING bit here. Avoid folding out-of-bounds calls.
9021 * gimple-ssa-warn-restrict.c (maybe_diag_offset_bounds): Remove
9022 redundant argument. Add new argument and issue diagnostics under
9023 its control. Detect out-of-bounds access even with warnings
9025 (check_bounds_or_overlap): Change return type. Add argument.
9026 (wrestrict_dom_walker::check_call): Adjust.
9027 * gimple-ssa-warn-restrict.h (check_bounds_or_overlap): Add argument.
9028 * tree-ssa-strlen.c (handle_builtin_strcpy): Adjust to change in
9029 check_bounds_or_overlap's return value.
9030 (handle_builtin_stxncpy): Same.
9031 (handle_builtin_strcat): Same.
9033 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9034 Kwok Cheung Yeung <kcy@codesourcery.com>
9035 Julian Brown <julian@codesourcery.com>
9036 Tom de Vries <tom@codesourcery.com>
9038 * doc/sourcebuild.texi: Document dg-add-options sqrt_insn.
9040 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9042 * doc/sourcebuild.texi: Document dg-require-effective-target
9043 llvm_binutils and offload_gcn.
9045 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9046 Kwok Cheung Yeung <kcy@codesourcery.com>
9047 Julian Brown <julian@codesourcery.com>
9048 Tom de Vries <tom@codesourcery.com>
9050 * doc/sourcebuild.texi: Document dg-required-effective-target
9053 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9054 Kwok Cheung Yeung <kcy@codesourcery.com>
9055 Julian Brown <julian@codesourcery.com>
9056 Tom de Vries <tom@codesourcery.com>
9057 Jan Hubicka <hubicka@ucw.cz>
9058 Martin Jambor <mjambor@suse.cz>
9060 * config.gcc: Add amdgcn*-*-amdhsa configuration.
9061 * configure.ac: Check for dlopen.
9062 * configure: Regenerate.
9064 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9065 Kwok Cheung Yeung <kcy@codesourcery.com>
9066 Julian Brown <julian@codesourcery.com>
9067 Tom de Vries <tom@codesourcery.com>
9068 Jan Hubicka <hubicka@ucw.cz>
9069 Martin Jambor <mjambor@suse.cz>
9071 * common/config/gcn/gcn-common.c: New file.
9072 * config/gcn/driver-gcn.c: New file.
9073 * config/gcn/gcn-builtins.def: New file.
9074 * config/gcn/gcn-hsa.h: New file.
9075 * config/gcn/gcn-modes.def: New file.
9076 * config/gcn/gcn-opts.h: New file.
9077 * config/gcn/gcn-passes.def: New file.
9078 * config/gcn/gcn-protos.h: New file.
9079 * config/gcn/gcn-run.c: New file.
9080 * config/gcn/gcn-tree.c: New file.
9081 * config/gcn/gcn.c: New file.
9082 * config/gcn/gcn.h: New file.
9083 * config/gcn/gcn.opt: New file.
9084 * config/gcn/t-gcn-hsa: New file.
9086 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9087 Kwok Cheung Yeung <kcy@codesourcery.com>
9088 Julian Brown <julian@codesourcery.com>
9089 Tom de Vries <tom@codesourcery.com>
9090 Jan Hubicka <hubicka@ucw.cz>
9091 Martin Jambor <mjambor@suse.cz>
9093 * config/gcn/constraints.md: New file.
9094 * config/gcn/gcn-valu.md: New file.
9095 * config/gcn/gcn.md: New file.
9096 * config/gcn/predicates.md: New file.
9098 2019-01-17 Eric Botcazou <ebotcazou@adacore.com>
9100 * gimple-ssa-isolate-paths.c (stmt_uses_name_in_undefined_way): Replace
9101 flag_non_call_exceptions with cfun->can_throw_non_call_exceptions.
9102 (stmt_uses_0_or_null_in_undefined_way): Likewise.
9103 * tree-ssa-alias.c (same_addr_size_stores_p): Likewise.
9105 2019-01-17 Tamar Christina <tamar.christina@arm.com>
9108 * config/aarch64/aarch64.md (STACK_CLASH_SVE_CFA_REGNUM): New.
9109 * config/aarch64/aarch64.c (aarch64_allocate_and_probe_stack_space): Use
9110 it and document registers.
9112 2019-01-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9114 * config/aarch64/aarch64.c (ares_tunings): Define.
9115 * config/aarch64/aarch64-cores.def (ares): Use the above.
9117 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9121 2018-11-06 Wei Xiao <wei3.xiao@intel.com>
9123 * config/i386/avx512fintrin.h: Update VFIXUPIMM* intrinsics.
9124 (_mm512_fixupimm_round_pd): Update parameters and builtin.
9125 (_mm512_maskz_fixupimm_round_pd): Ditto.
9126 (_mm512_fixupimm_round_ps): Ditto.
9127 (_mm512_maskz_fixupimm_round_ps): Ditto.
9128 (_mm_fixupimm_round_sd): Ditto.
9129 (_mm_maskz_fixupimm_round_sd): Ditto.
9130 (_mm_fixupimm_round_ss): Ditto.
9131 (_mm_maskz_fixupimm_round_ss): Ditto.
9132 (_mm512_fixupimm_pd): Ditto.
9133 (_mm512_maskz_fixupimm_pd): Ditto.
9134 (_mm512_fixupimm_ps): Ditto.
9135 (_mm512_maskz_fixupimm_ps): Ditto.
9136 (_mm_fixupimm_sd): Ditto.
9137 (_mm_maskz_fixupimm_sd): Ditto.
9138 (_mm_fixupimm_ss): Ditto.
9139 (_mm_maskz_fixupimm_ss): Ditto.
9140 (_mm512_mask_fixupimm_round_pd): Update builtin.
9141 (_mm512_mask_fixupimm_round_ps): Ditto.
9142 (_mm_mask_fixupimm_round_sd): Ditto.
9143 (_mm_mask_fixupimm_round_ss): Ditto.
9144 (_mm512_mask_fixupimm_pd): Ditto.
9145 (_mm512_mask_fixupimm_ps): Ditto.
9146 (_mm_mask_fixupimm_sd): Ditto.
9147 (_mm_mask_fixupimm_ss): Ditto.
9148 * config/i386/avx512vlintrin.h:
9149 (_mm256_fixupimm_pd): Update parameters and builtin.
9150 (_mm256_maskz_fixupimm_pd): Ditto.
9151 (_mm256_fixupimm_ps): Ditto.
9152 (_mm256_maskz_fixupimm_ps): Ditto.
9153 (_mm_fixupimm_pd): Ditto.
9154 (_mm_maskz_fixupimm_pd): Ditto.
9155 (_mm_fixupimm_ps): Ditto.
9156 (_mm_maskz_fixupimm_ps): Ditto.
9157 (_mm256_mask_fixupimm_pd): Update builtin.
9158 (_mm256_mask_fixupimm_ps): Ditto.
9159 (_mm_mask_fixupimm_pd): Ditto.
9160 (_mm_mask_fixupimm_ps): Ditto.
9161 * config/i386/i386-builtin-types.def: Add new types and remove useless ones.
9162 * config/i386/i386-builtin.def: Update builtin definitions.
9163 * config/i386/i386.c: Handle new builtin types and remove useless ones.
9164 * config/i386/sse.md: Update VFIXUPIMM* patterns.
9165 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9166 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9167 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Update.
9168 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9169 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9170 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Update.
9171 * config/i386/subst.md:
9172 (round_saeonly_sd_mask_operand4): Add new subst_attr.
9173 (round_saeonly_sd_mask_op4): Ditto.
9174 (round_saeonly_expand_operand5): Ditto.
9175 (round_saeonly_expand): Update.
9177 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9181 2018-11-12 Wei Xiao <wei3.xiao@intel.com>
9183 * config/i386/sse.md: Combine VFIXUPIMM* patterns
9184 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9185 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9186 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Remove.
9187 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9188 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9189 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Remove.
9191 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9195 2018-12-15 Jakub Jelinek <jakub@redhat.com>
9198 * config/i386/sse.md (UNSPEC_SFIXUPIMM): New unspec enumerator.
9199 (avx512f_sfixupimm<mode><mask_name><round_saeonly_name>): Use it
9200 instead of UNSPEC_FIXUPIMM.
9202 2019-01-17 Richard Biener <rguenther@suse.de>
9205 * dwarf2out.c (want_pubnames): Never generate pubnames sections
9206 and friends for the LTO part of debug info.
9208 2019-01-17 Jakub Jelinek <jakub@redhat.com>
9210 PR tree-optimization/86214
9211 * cfgexpand.c (add_stack_var_conflict): Don't add any conflicts
9214 PR rtl-optimization/88870
9215 * dce.c (deletable_insn_p): Never delete const/pure calls that can
9216 throw if we can't alter the cfg or delete dead exceptions.
9217 (mark_insn): Don't call find_call_stack_args for such calls.
9219 2019-01-17 Kewen Lin <linkw@gcc.gnu.org>
9221 * doc/extend.texi: Add four new prototypes for vec_ld and seven new
9222 prototypes for vec_st.
9223 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add entries
9224 for scalar address type variants of altivec_vec_ld/altivec_vec_st,
9225 mainly on signed/unsigned long long and double.
9227 2019-01-16 David Malcolm <dmalcolm@redhat.com>
9230 * combine.c (delete_noop_moves): Convert to "bool" return,
9231 returning true if any edges are eliminated.
9232 (combine_instructions): Also return true if delete_noop_moves
9235 2019-01-16 Tamar Christina <tamar.christina@arm.com>
9237 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Use
9238 correct max nunits for endian swap.
9239 (aarch64_expand_fcmla_builtin): Correct subreg code.
9240 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
9241 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>): Correct
9244 2019-01-16 Uroš Bizjak <ubizjak@gmail.com>
9246 * config/alpha/alpha.c (alpha_gimplify_va_arg):
9247 Handle split indirect COMPLEX_TYPE arguments.
9249 2019-01-16 Richard Earnshaw <rearnsha@arm.com>
9252 * config/aarch64/aarch64-modes.def: Add comment about how the carry
9253 bit is set by add and compare.
9254 (CC_ADC): New CC_MODE.
9255 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Use variables
9256 to cache the code and mode of X. Adjust the shape of a CC_Cmode
9257 comparison. Add detection for CC_ADCmode.
9258 (aarch64_get_condition_code_1): Update code support for CC_Cmode. Add
9260 * config/aarch64/aarch64.md (uaddv<mode>4): Use LTU with CCmode.
9261 (uaddvti4): Comparison result is in CC_ADCmode and the condition is GEU.
9262 (add<mode>3_compareC_cconly_imm): Delete. Merge into...
9263 (add<mode>3_compareC_cconly): ... this. Restructure the comparison
9264 to eliminate the need for zero-extending the operands.
9265 (add<mode>3_compareC_imm): Delete. Merge into ...
9266 (add<mode>3_compareC): ... this. Restructure the comparison to
9267 eliminate the need for zero-extending the operands.
9268 (add<mode>3_carryin): Use LTU for the overflow detection.
9269 (add<mode>3_carryinC): Use CC_ADCmode for the result of the carry out.
9270 Reexpress comparison for overflow.
9271 (add<mode>3_carryinC_zero): Update for change to add<mode>3_carryinC.
9272 (add<mode>3_carryinC): Likewise.
9273 (add<mode>3_carryinV): Use LTU for carry between partials.
9274 * config/aarch64/predicates.md (aarch64_carry_operation): Update
9275 handling of CC_Cmode and add CC_ADCmode.
9276 (aarch64_borrow_operation): Likewise.
9278 2019-01-16 Tamar Christina <tamar.christina@arm.com>
9280 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): Remove patternmode.
9281 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): Likewise.
9282 * config/arm/neon.md (neon_vcmla_lane<rot><mode>, neon_vcmla_laneq<rot><mode>,
9283 neon_vcmlaq_lane<rot><mode>): Remove endianness conversion.
9285 2019-01-16 Martin Liska <mliska@suse.cz>
9287 * Makefile.in: Set TOOL_INCLUDE_DIR and NATIVE_SYSTEM_HEADER_DIR
9289 * config/gnu-user.h (TARGET_F951_OPTIONS): Add 'finclude%s/' as
9291 * gcc.c (add_sysrooted_hdrs_prefix): New function.
9292 (path_prefix_reset): Move up in the source file.
9293 (find_fortran_preinclude_file): Make complex search for the
9294 fortran header files.
9296 2019-01-15 Nikhil Benesch <nikhil.benesch@gmail.com>
9298 * godump.c (go_output_typedef): When outputting a typedef, refer
9299 to the underlying type by its name and not its structure.
9301 2019-01-15 David Malcolm <dmalcolm@redhat.com>
9304 * tree.c (build_function_type): Assert that arg_types is not
9307 2019-01-15 Richard Sandiford <richard.sandiford@arm.com>
9310 * doc/extend.texi: Document that listing the stack pointer in the
9311 clobber list of an asm is a deprecated feature.
9312 * common.opt (Wdeprecated): Moved from c-family/c.opt.
9313 * cfgexpand.c (asm_clobber_reg_is_valid): Issue a -Wdeprecated
9314 warning instead of an error for clobbers of the stack pointer.
9315 Add a note explaining why.
9317 2019-01-15 Richard Biener <rguenther@suse.de>
9320 * dwarf2out.c (gen_member_die): Do not generate inheritance
9323 2019-01-15 Richard Biener <rguenther@suse.de>
9325 PR tree-optimization/88855
9326 * tree-if-conv.c (combine_blocks): Collect
9327 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from propagated out virtuals.
9329 2019-01-15 Tom de Vries <tdevries@suse.de>
9332 * config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Handle
9333 lhs == NULL_TREE for gang-level reduction.
9335 2019-01-15 Richard Biener <rguenther@suse.de>
9336 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9339 * ipa-pure-const.c (malloc_candidate_p_1): Add parameter visited and
9340 return true if SSA_NAME is already marked in visited bitmap.
9341 (malloc_candidate_p): Pass visited to malloc_candidate_p_1.
9343 2019-01-15 Jakub Jelinek <jakub@redhat.com>
9345 PR tree-optimization/88775
9346 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)): Optimize
9347 equal == 0 equality pointer comparisons some more if compared in
9348 integral types and either one points to an automatic var and the
9349 other to a global, or we can prove at least one points to the middle
9350 or both point to start or both point to end.
9352 2019-01-14 Andi Kleen <ak@linux.intel.com>
9354 * Makefile.in: Lower autofdo sampling rate by 10x.
9355 * Makefile.tpl: Dito.
9357 2019-01-14 Tom Honermann <tom@honermann.net>
9359 * defaults.h: Define CHAR8_TYPE.
9361 2019-01-14 Martin Sebor <msebor@redhat.com>
9364 * doc/extend.texi (Darwin Format Checks): Clarify.
9366 2019-01-14 Richard Biener <rguenther@suse.de>
9368 * genmatch.c (dt_simplify::gen_1): Change dumping dependent on
9369 whether we are in (simplify ...) or (match ...) context.
9371 2019-01-14 Jakub Jelinek <jakub@redhat.com>
9373 PR rtl-optimization/88796
9374 * emit-rtl.h (struct rtl_data): Add stack_protect_guard_decl field.
9375 * cfgexpand.c (stack_protect_prologue): Initialize
9376 crtl->stack_protect_guard_decl.
9377 * function.c (stack_protect_epilogue): Use it instead of calling
9378 targetm.stack_protect_guard again.
9379 * dse.c (check_mem_read_rtx): Ignore MEM_VOLATILE_P reads from
9380 MEMs with MEM_EXPR equal to crtl->stack_protect_guard or
9381 crtl->stack_protect_guard_decl.
9382 * config/i386/i386.c (ix86_stack_protect_guard): Set TREE_THIS_VOLATILE
9383 on the returned MEM_EXPR.
9385 2019-01-12 Tom de Vries <tdevries@suse.de>
9387 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Alow setting
9388 vector length using -fopenacc-dim.
9390 2019-01-12 Tom de Vries <tdevries@suse.de>
9392 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Take larger vector
9393 lengths into account.
9395 2019-01-12 Svante Signell <svante.signell@gmail.com>
9397 * config/i386/gnu.h (TARGET_THREAD_SSP_OFFSET): Define.
9398 (TARGET_CAN_SPLIT_STACK): Define.
9399 (TARGET_THREAD_SPLIT_STACK_OFFSET): Define.
9401 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9403 * params.def (inline-unit-growth): Set to 40.
9405 2019-01-12 Jakub Jelinek <jakub@redhat.com>
9407 * tree-ssa-loop-ivopts.c (find_inv_vars): Fix a comment typo.
9409 2019-01-12 Tom de Vries <tdevries@suse.de>
9411 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): In offloading
9412 region calling vector-partitionable routine, set default_vector_length
9415 2019-01-12 Tom de Vries <tdevries@suse.de>
9417 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add an use new
9418 variable default_vector_length.
9420 2019-01-12 Tom de Vries <tdevries@suse.de>
9423 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Apply defaults
9424 from oacc_default_dims, as oacc_validate_dims would do it, and apply
9427 2019-01-12 Tom de Vries <tdevries@suse.de>
9429 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1)
9430 (nvptx_goacc_validate_dims): Add used parameter.
9431 * doc/tm.texi: Regenerate.
9432 * omp-offload.c (oacc_parse_default_dims, oacc_validate_dims): Add
9433 argument to call to targetm.goacc.validate_dims.
9434 (default_goacc_validate_dims): Add used
9436 * target.def (validate_dims): Add used parameter in DEFHOOK.
9437 * targhooks.h (default_goacc_validate_dims): Add used parameter.
9439 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9443 * tree-inline.h (struct copy_body_data): Add adjust_array_error_bounds
9445 * tree-inline.c (remap_type_1): Formatting fix. If TYPE_MAX_VALUE of
9446 ARRAY_TYPE's TYPE_DOMAIN is newly error_mark_node, replace it with
9447 a dummy "omp dummy var" variable if id->adjust_array_error_bounds.
9448 * omp-low.c (new_omp_context): Set cb.adjust_array_error_bounds.
9450 2019-01-11 Vladimir Makarov <vmakarov@redhat.com>
9452 PR rtl-optimization/87305
9454 (setup_live_pseudos_and_spill_after_risky_transforms): Add code
9455 for little endian pseudos used as paradoxical subreg.
9457 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9459 PR tree-optimization/88693
9460 * tree-ssa-strlen.c (get_min_string_length): Don't set *full_string_p
9461 for STRING_CSTs that don't contain any NUL characters in the first
9462 TREE_STRING_LENGTH bytes.
9464 2019-01-11 Alan Modra <amodra@gmail.com>
9468 * genattrtab.c (min_fn): Don't translate values.
9469 (min_attr_value): Return INT_MAX when the value can't be calculated.
9470 Return minimum among any values that can be calculated.
9471 (max_attr_value): Adjust.
9473 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9475 * Makefile.in (PLUGIN_HEADERS): Add $(INSN_ATTR_H).
9477 2019-01-11 Steve Ellcey <sellcey@marvell.com>
9479 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
9480 (aarch64_hard_regno_call_part_clobbered): Add insn argument.
9481 (aarch64_return_call_with_max_clobbers): New function.
9482 (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New macro.
9483 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Add insn
9485 * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): Ditto.
9486 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Ditto.
9487 * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered): Ditto.
9488 * config/s390/s390.c (s390_hard_regno_call_part_clobbered): Ditto.
9489 * cselib.c (cselib_process_insn): Add argument to
9490 targetm.hard_regno_call_part_clobbered call.
9491 * ira-conflicts.c (ira_build_conflicts): Ditto.
9492 * ira-costs.c (ira_tune_allocno_costs): Ditto.
9493 * lra-constraints.c (inherit_reload_reg): Ditto.
9494 * lra-int.h (struct lra_reg): Add call_insn field, remove call_p field.
9495 * lra-lives.c (check_pseudos_live_through_calls): Add call_insn
9496 argument. Call targetm.return_call_with_max_clobbers.
9497 Add argument to targetm.hard_regno_call_part_clobbered call.
9498 (calls_have_same_clobbers_p): New function.
9499 (process_bb_lives): Add call_insn and last_call_insn variables.
9500 Pass call_insn to check_pseudos_live_through_calls.
9501 Modify if stmt to check targetm.return_call_with_max_clobbers.
9502 Update setting of flush variable.
9503 (lra_create_live_ranges_1): Set call_insn to NULL instead of call_p
9505 * lra.c (initialize_lra_reg_info_element): Set call_insn to NULL.
9506 * regcprop.c (copyprop_hardreg_forward_1): Add argument to
9507 targetm.hard_regno_call_part_clobbered call.
9508 * reginfo.c (choose_hard_reg_mode): Ditto.
9509 * regrename.c (check_new_reg_p): Ditto.
9510 * reload.c (find_equiv_reg): Ditto.
9511 * reload1.c (emit_reload_insns): Ditto.
9512 * sched-deps.c (deps_analyze_insn): Ditto.
9513 * sel-sched.c (init_regs_for_mode): Ditto.
9514 (mark_unavailable_hard_regs): Ditto.
9515 * targhooks.c (default_dwarf_frame_reg_mode): Ditto.
9516 * target.def (hard_regno_call_part_clobbered): Add insn argument.
9517 (return_call_with_max_clobbers): New target function.
9518 * doc/tm.texi: Regenerate.
9519 * doc/tm.texi.in (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New hook.
9520 * hooks.c (hook_bool_uint_mode_false): Change to
9521 hook_bool_insn_uint_mode_false.
9522 * hooks.h (hook_bool_uint_mode_false): Ditto.
9524 2019-01-11 Steve Ellcey <sellcey@marvell.com>
9526 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
9527 (aarch64_remove_extra_call_preserved_regs): New function.
9528 (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New macro.
9529 * doc/tm.texi.in (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New hook.
9530 * doc/tm.texi: Regenerate.
9531 * final.c (get_call_reg_set_usage): Call new hook.
9532 * target.def (remove_extra_call_preserved_regs): New hook.
9533 * targhooks.c (default_remove_extra_call_preserved_regs): New function.
9534 * targhooks.h (default_remove_extra_call_preserved_regs): New function.
9536 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9539 * passes.c (finish_optimization_passes): Call print_combine_total_stats
9540 inside of pass_combine_1 dump rather than pass_profile_1.
9542 2019-01-11 Tom de Vries <tdevries@suse.de>
9544 * config/nvptx/nvptx.c (PTX_CTA_NUM_BARRIERS, PTX_PER_CTA_BARRIER)
9545 (PTX_NUM_PER_CTA_BARRIER, PTX_FIRST_PER_WORKER_BARRIER)
9546 (PTX_NUM_PER_WORKER_BARRIERS): Define.
9547 (nvptx_apply_dim_limits): Prevent vector_length 64 and
9550 2019-01-11 Tom de Vries <tdevries@suse.de>
9552 * config/nvptx/nvptx.c (PTX_CTA_SIZE): Move up.
9554 2019-01-11 Jan Beulich <jbeulich@suse.com>
9556 * config/i386/i386.md (rex64suffix): Add L suffix for SI.
9557 * config/i386/sse.md (cvtusi2<ssescalarmodesuffix>32<round_name>,
9558 sse2_cvtsi2sd): Add {l}.
9559 (sse2_cvtsi2sdq<round_name>): Make q conditional upon AT&T
9562 2019-01-10 Jakub Jelinek <jakub@redhat.com>
9565 * config/i386/sse.md (float<floatunssuffix>v2div2sf2): Turn into
9567 (*float<floatunssuffix>v2div2sf2): New define_insn.
9568 (float<floatunssuffix>v2div2sf2_mask): Turn into define_expand.
9569 (*float<floatunssuffix>v2div2sf2_mask): New define_insn.
9570 (*float<floatunssuffix>v2div2sf2_mask_1): Replace
9571 subrtxes (const_vector:V2SF [(const_int 0) (const_int 0)]) with
9572 match_operands with "const0_operand" "C".
9574 2019-01-10 Tamar Christina <tamar.christina@arm.com>
9576 * config/aarch64/aarch64-builtins.c
9577 (aarch64_init_builtins): Move aarch64_init_fcmla_laneq_builtins...
9578 (aarch64_init_simd_builtins): ...Here
9580 2019-01-10 Vladimir Makarov <vmakarov@redhat.com>
9582 PR rtl-optimization/87305
9584 (setup_live_pseudos_and_spill_after_risky_transforms): Check
9585 allocation for big endian pseudos used as paradoxical subregs and
9586 spill them if it is wrong.
9587 * lra-constraints.c (lra_constraints): Add a comment.
9589 2019-01-10 Richard Biener <rguenther@suse.de>
9591 PR tree-optimization/88792
9592 * tree-ssa-pre.c (get_representative_for): Do not return a
9595 2019-01-10 Jakub Jelinek <jakub@redhat.com>
9599 * function.c (assign_stack_local_1): Revert the 2018-11-21 changes.
9600 (assign_parm_setup_block): Do the argument slot realignment here
9603 2019-01-10 Stefan Agner <stefan@agner.ch>
9606 * config/arm/arm.c (arm_option_override_internal): Force
9607 opts->x_inline_asm_unified to true only if TARGET_THUMB2_P.
9609 2019-01-10 Jakub Jelinek <jakub@redhat.com>
9612 * attribs.c (handle_dll_attribute): Clear TREE_STATIC after setting
9615 2019-01-10 Tamar Christina <tamar.christina@arm.com>
9617 * config/arm/arm-builtins.c
9618 (enum arm_type_qualifiers): Add qualifier_lane_pair_index.
9619 (MAC_LANE_PAIR_QUALIFIERS): New.
9620 (arm_expand_builtin_args): Use it.
9621 (arm_expand_builtin_1): Likewise.
9622 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): New.
9623 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): New.
9624 * config/arm/arm-c.c (arm_cpu_builtins): Add __ARM_FEATURE_COMPLEX.
9625 * config/arm/arm_neon.h:
9626 (vcadd_rot90_f16): New.
9627 (vcaddq_rot90_f16): New.
9628 (vcadd_rot270_f16): New.
9629 (vcaddq_rot270_f16): New.
9632 (vcmla_lane_f16): New.
9633 (vcmla_laneq_f16): New.
9634 (vcmlaq_lane_f16): New.
9635 (vcmlaq_laneq_f16): New.
9636 (vcmla_rot90_f16): New.
9637 (vcmlaq_rot90_f16): New.
9638 (vcmla_rot90_lane_f16): New.
9639 (vcmla_rot90_laneq_f16): New.
9640 (vcmlaq_rot90_lane_f16): New.
9641 (vcmlaq_rot90_laneq_f16): New.
9642 (vcmla_rot180_f16): New.
9643 (vcmlaq_rot180_f16): New.
9644 (vcmla_rot180_lane_f16): New.
9645 (vcmla_rot180_laneq_f16): New.
9646 (vcmlaq_rot180_lane_f16): New.
9647 (vcmlaq_rot180_laneq_f16): New.
9648 (vcmla_rot270_f16): New.
9649 (vcmlaq_rot270_f16): New.
9650 (vcmla_rot270_lane_f16): New.
9651 (vcmla_rot270_laneq_f16): New.
9652 (vcmlaq_rot270_lane_f16): New.
9653 (vcmlaq_rot270_laneq_f16): New.
9654 (vcadd_rot90_f32): New.
9655 (vcaddq_rot90_f32): New.
9656 (vcadd_rot270_f32): New.
9657 (vcaddq_rot270_f32): New.
9660 (vcmla_lane_f32): New.
9661 (vcmla_laneq_f32): New.
9662 (vcmlaq_lane_f32): New.
9663 (vcmlaq_laneq_f32): New.
9664 (vcmla_rot90_f32): New.
9665 (vcmlaq_rot90_f32): New.
9666 (vcmla_rot90_lane_f32): New.
9667 (vcmla_rot90_laneq_f32): New.
9668 (vcmlaq_rot90_lane_f32): New.
9669 (vcmlaq_rot90_laneq_f32): New.
9670 (vcmla_rot180_f32): New.
9671 (vcmlaq_rot180_f32): New.
9672 (vcmla_rot180_lane_f32): New.
9673 (vcmla_rot180_laneq_f32): New.
9674 (vcmlaq_rot180_lane_f32): New.
9675 (vcmlaq_rot180_laneq_f32): New.
9676 (vcmla_rot270_f32): New.
9677 (vcmlaq_rot270_f32): New.
9678 (vcmla_rot270_lane_f32): New.
9679 (vcmla_rot270_laneq_f32): New.
9680 (vcmlaq_rot270_lane_f32): New.
9681 (vcmlaq_rot270_laneq_f32): New.
9682 * config/arm/arm_neon_builtins.def (vcadd90, vcadd270, vcmla0, vcmla90,
9683 vcmla180, vcmla270, vcmla_lane0, vcmla_lane90, vcmla_lane180,
9684 vcmla_lane270, vcmla_laneq0, vcmla_laneq90, vcmla_laneq180,
9685 vcmla_laneq270, vcmlaq_lane0, vcmlaq_lane90, vcmlaq_lane180,
9686 vcmlaq_lane270): New.
9687 * config/arm/neon.md (neon_vcmla_lane<rot><mode>,
9688 neon_vcmla_laneq<rot><mode>, neon_vcmlaq_lane<rot><mode>): New.
9689 * config/arm/arm.c (arm_arch8_3, arm_arch8_4): New.
9690 * config/arm/arm.h (TARGET_COMPLEX, arm_arch8_3, arm_arch8_4): New.
9691 (arm_option_reconfigure_globals): Use them.
9692 * config/arm/iterators.md (VDF, VQ_HSF): New.
9693 (VCADD, VCMLA): New.
9694 (VF_constraint, rot, rotsplit1, rotsplit2): Add V4HF and V8HF.
9695 * config/arm/neon.md (neon_vcadd<rot><mode>, neon_vcmla<rot><mode>):
9697 * config/arm/unspecs.md (UNSPEC_VCADD90, UNSPEC_VCADD270,
9698 UNSPEC_VCMLA, UNSPEC_VCMLA90, UNSPEC_VCMLA180, UNSPEC_VCMLA270): New.
9700 2019-01-10 Tamar Christina <tamar.christina@arm.com>
9702 * config/aarch64/aarch64-builtins.c (enum aarch64_type_qualifiers):
9703 Add qualifier_lane_pair_index.
9704 (emit-rtl.h): Include.
9705 (TYPES_QUADOP_LANE_PAIR): New.
9706 (aarch64_simd_expand_args): Use it.
9707 (aarch64_simd_expand_builtin): Likewise.
9708 (AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_laneq_builtin_datum):
9710 (FCMLA_LANEQ_BUILTIN, AARCH64_SIMD_FCMLA_LANEQ_BUILTIN_BASE,
9711 AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_lane_builtin_data,
9712 aarch64_init_fcmla_laneq_builtins, aarch64_expand_fcmla_builtin): New.
9713 (aarch64_init_builtins): Add aarch64_init_fcmla_laneq_builtins.
9714 (aarch64_expand_buildin): Add AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V2SF,
9715 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V2SF,
9716 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V2SF,
9717 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ2700_V2SF,
9718 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V4HF,
9719 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V4HF,
9720 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V4HF,
9721 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ270_V4HF.
9722 * config/aarch64/iterators.md (FCMLA_maybe_lane): New.
9723 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
9724 Add __ARM_FEATURE_COMPLEX.
9725 * config/aarch64/aarch64-simd-builtins.def (fcadd90, fcadd270, fcmla0,
9726 fcmla90, fcmla180, fcmla270, fcmla_lane0, fcmla_lane90, fcmla_lane180,
9727 fcmla_lane270, fcmla_laneq0, fcmla_laneq90, fcmla_laneq180,
9728 fcmla_laneq270, fcmlaq_lane0, fcmlaq_lane90, fcmlaq_lane180,
9729 fcmlaq_lane270): New.
9730 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
9731 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>,
9732 aarch64_fcadd<rot><mode>, aarch64_fcmla<rot><mode>): New.
9733 * config/aarch64/arm_neon.h:
9734 (vcadd_rot90_f16): New.
9735 (vcaddq_rot90_f16): New.
9736 (vcadd_rot270_f16): New.
9737 (vcaddq_rot270_f16): New.
9740 (vcmla_lane_f16): New.
9741 (vcmla_laneq_f16): New.
9742 (vcmlaq_lane_f16): New.
9743 (vcmlaq_rot90_lane_f16): New.
9744 (vcmla_rot90_laneq_f16): New.
9745 (vcmla_rot90_lane_f16): New.
9746 (vcmlaq_rot90_f16): New.
9747 (vcmla_rot90_f16): New.
9748 (vcmlaq_laneq_f16): New.
9749 (vcmla_rot180_laneq_f16): New.
9750 (vcmla_rot180_lane_f16): New.
9751 (vcmlaq_rot180_f16): New.
9752 (vcmla_rot180_f16): New.
9753 (vcmlaq_rot90_laneq_f16): New.
9754 (vcmlaq_rot270_laneq_f16): New.
9755 (vcmlaq_rot270_lane_f16): New.
9756 (vcmla_rot270_laneq_f16): New.
9757 (vcmlaq_rot270_f16): New.
9758 (vcmla_rot270_f16): New.
9759 (vcmlaq_rot180_laneq_f16): New.
9760 (vcmlaq_rot180_lane_f16): New.
9761 (vcmla_rot270_lane_f16): New.
9762 (vcadd_rot90_f32): New.
9763 (vcaddq_rot90_f32): New.
9764 (vcaddq_rot90_f64): New.
9765 (vcadd_rot270_f32): New.
9766 (vcaddq_rot270_f32): New.
9767 (vcaddq_rot270_f64): New.
9771 (vcmla_lane_f32): New.
9772 (vcmla_laneq_f32): New.
9773 (vcmlaq_lane_f32): New.
9774 (vcmlaq_laneq_f32): New.
9775 (vcmla_rot90_f32): New.
9776 (vcmlaq_rot90_f32): New.
9777 (vcmlaq_rot90_f64): New.
9778 (vcmla_rot90_lane_f32): New.
9779 (vcmla_rot90_laneq_f32): New.
9780 (vcmlaq_rot90_lane_f32): New.
9781 (vcmlaq_rot90_laneq_f32): New.
9782 (vcmla_rot180_f32): New.
9783 (vcmlaq_rot180_f32): New.
9784 (vcmlaq_rot180_f64): New.
9785 (vcmla_rot180_lane_f32): New.
9786 (vcmla_rot180_laneq_f32): New.
9787 (vcmlaq_rot180_lane_f32): New.
9788 (vcmlaq_rot180_laneq_f32): New.
9789 (vcmla_rot270_f32): New.
9790 (vcmlaq_rot270_f32): New.
9791 (vcmlaq_rot270_f64): New.
9792 (vcmla_rot270_lane_f32): New.
9793 (vcmla_rot270_laneq_f32): New.
9794 (vcmlaq_rot270_lane_f32): New.
9795 (vcmlaq_rot270_laneq_f32): New.
9796 * config/aarch64/aarch64.h (TARGET_COMPLEX): New.
9797 * config/aarch64/iterators.md (UNSPEC_FCADD90, UNSPEC_FCADD270,
9798 UNSPEC_FCMLA, UNSPEC_FCMLA90, UNSPEC_FCMLA180, UNSPEC_FCMLA270): New.
9799 (FCADD, FCMLA): New.
9801 * config/arm/types.md (neon_fcadd, neon_fcmla): New.
9803 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
9807 * config/pa/pa.c: Change "can not" to "cannot".
9808 * gimple-ssa-evrp-analyze.c: Likewise.
9809 * ipa-icf.c: Likewise.
9810 * ipa-polymorphic-call.c: Likewise.
9811 * ipa-pure-const.c: Likewise.
9812 * lra-constraints.c: Likewise.
9813 * lra-remat.c: Likewise.
9814 * reload1.c: Likewise.
9815 * reorg.c: Likewise.
9816 * tree-ssa-uninit.c: Likewise.
9818 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
9822 * Makefile.in: Mechanically replace "can not" with "cannot".
9823 * alias.c: Likewise.
9824 * builtins.c: Likewise.
9825 * calls.c: Likewise.
9826 * cgraph.c: Likewise.
9827 * cgraph.h: Likewise.
9828 * cgraphclones.c: Likewise.
9829 * cgraphunit.c: Likewise.
9830 * combine-stack-adj.c: Likewise.
9831 * combine.c: Likewise.
9832 * common/config/i386/i386-common.c: Likewise.
9833 * config/aarch64/aarch64.c: Likewise.
9834 * config/alpha/sync.md: Likewise.
9835 * config/arc/arc.c: Likewise.
9836 * config/arc/predicates.md: Likewise.
9837 * config/arm/arm-c.c: Likewise.
9838 * config/arm/arm.c: Likewise.
9839 * config/arm/arm.h: Likewise.
9840 * config/arm/arm.md: Likewise.
9841 * config/arm/cortex-r4f.md: Likewise.
9842 * config/csky/csky.c: Likewise.
9843 * config/csky/csky.h: Likewise.
9844 * config/darwin-f.c: Likewise.
9845 * config/epiphany/epiphany.md: Likewise.
9846 * config/i386/i386.c: Likewise.
9847 * config/i386/sol2.h: Likewise.
9848 * config/m68k/m68k.c: Likewise.
9849 * config/mcore/mcore.h: Likewise.
9850 * config/microblaze/microblaze.md: Likewise.
9851 * config/mips/20kc.md: Likewise.
9852 * config/mips/sb1.md: Likewise.
9853 * config/nds32/nds32.c: Likewise.
9854 * config/nds32/predicates.md: Likewise.
9855 * config/pa/pa.c: Likewise.
9856 * config/rs6000/e300c2c3.md: Likewise.
9857 * config/rs6000/rs6000.c: Likewise.
9858 * config/s390/s390.h: Likewise.
9859 * config/sh/sh.c: Likewise.
9860 * config/sh/sh.md: Likewise.
9861 * config/spu/vmx2spu.h: Likewise.
9862 * cprop.c: Likewise.
9863 * dbxout.c: Likewise.
9864 * df-scan.c: Likewise.
9865 * doc/cfg.texi: Likewise.
9866 * doc/extend.texi: Likewise.
9867 * doc/fragments.texi: Likewise.
9868 * doc/gty.texi: Likewise.
9869 * doc/invoke.texi: Likewise.
9870 * doc/lto.texi: Likewise.
9871 * doc/md.texi: Likewise.
9872 * doc/objc.texi: Likewise.
9873 * doc/rtl.texi: Likewise.
9874 * doc/tm.texi: Likewise.
9876 * emit-rtl.c: Likewise.
9877 * emit-rtl.h: Likewise.
9878 * except.c: Likewise.
9879 * expmed.c: Likewise.
9881 * fold-const.c: Likewise.
9882 * genautomata.c: Likewise.
9883 * gimple-fold.c: Likewise.
9884 * hard-reg-set.h: Likewise.
9885 * ifcvt.c: Likewise.
9886 * ipa-comdats.c: Likewise.
9887 * ipa-cp.c: Likewise.
9888 * ipa-devirt.c: Likewise.
9889 * ipa-fnsummary.c: Likewise.
9890 * ipa-icf.c: Likewise.
9891 * ipa-inline-transform.c: Likewise.
9892 * ipa-inline.c: Likewise.
9893 * ipa-polymorphic-call.c: Likewise.
9894 * ipa-profile.c: Likewise.
9895 * ipa-prop.c: Likewise.
9896 * ipa-pure-const.c: Likewise.
9897 * ipa-reference.c: Likewise.
9898 * ipa-split.c: Likewise.
9899 * ipa-visibility.c: Likewise.
9901 * ira-build.c: Likewise.
9902 * ira-color.c: Likewise.
9903 * ira-conflicts.c: Likewise.
9904 * ira-costs.c: Likewise.
9905 * ira-int.h: Likewise.
9906 * ira-lives.c: Likewise.
9909 * loop-invariant.c: Likewise.
9910 * loop-unroll.c: Likewise.
9911 * lower-subreg.c: Likewise.
9912 * lra-assigns.c: Likewise.
9913 * lra-constraints.c: Likewise.
9914 * lra-eliminations.c: Likewise.
9915 * lra-lives.c: Likewise.
9916 * lra-remat.c: Likewise.
9917 * lra-spills.c: Likewise.
9919 * lto-cgraph.c: Likewise.
9920 * lto-streamer-out.c: Likewise.
9921 * postreload-gcse.c: Likewise.
9922 * predict.c: Likewise.
9923 * profile-count.h: Likewise.
9924 * profile.c: Likewise.
9925 * recog.c: Likewise.
9927 * reload.c: Likewise.
9928 * reload1.c: Likewise.
9929 * reorg.c: Likewise.
9930 * resource.c: Likewise.
9931 * rtl.def: Likewise.
9933 * rtlanal.c: Likewise.
9934 * sched-deps.c: Likewise.
9935 * sched-ebb.c: Likewise.
9936 * sched-rgn.c: Likewise.
9937 * sel-sched-ir.c: Likewise.
9938 * sel-sched.c: Likewise.
9939 * shrink-wrap.c: Likewise.
9940 * simplify-rtx.c: Likewise.
9941 * symtab.c: Likewise.
9942 * target.def: Likewise.
9943 * toplev.c: Likewise.
9944 * tree-call-cdce.c: Likewise.
9945 * tree-cfg.c: Likewise.
9946 * tree-complex.c: Likewise.
9947 * tree-core.h: Likewise.
9948 * tree-eh.c: Likewise.
9949 * tree-inline.c: Likewise.
9950 * tree-loop-distribution.c: Likewise.
9951 * tree-nrv.c: Likewise.
9952 * tree-profile.c: Likewise.
9953 * tree-sra.c: Likewise.
9954 * tree-ssa-alias.c: Likewise.
9955 * tree-ssa-dce.c: Likewise.
9956 * tree-ssa-dom.c: Likewise.
9957 * tree-ssa-forwprop.c: Likewise.
9958 * tree-ssa-loop-im.c: Likewise.
9959 * tree-ssa-loop-ivcanon.c: Likewise.
9960 * tree-ssa-loop-ivopts.c: Likewise.
9961 * tree-ssa-loop-niter.c: Likewise.
9962 * tree-ssa-phionlycprop.c: Likewise.
9963 * tree-ssa-phiopt.c: Likewise.
9964 * tree-ssa-propagate.c: Likewise.
9965 * tree-ssa-threadedge.c: Likewise.
9966 * tree-ssa-threadupdate.c: Likewise.
9967 * tree-ssa-uninit.c: Likewise.
9968 * tree-ssanames.c: Likewise.
9969 * tree-streamer-out.c: Likewise.
9972 * vr-values.c: Likewise.
9974 2019-01-09 Uroš Bizjak <ubizjak@gmail.com>
9976 * config/i386/i386-protos.h (ix86_expand_xorsign): New prototype.
9977 (ix86_split_xorsign): Ditto.
9978 * config/i386/i386.c (ix86_expand_xorsign): New function.
9979 (ix86_split_xorsign): Ditto.
9980 * config/i386/i386.md (UNSPEC_XORSIGN): New unspec.
9981 (xorsign<mode>3): New expander.
9982 (xorsign<mode>3_1): New insn_and_split pattern.
9983 * config/i386/sse.md (xorsign<mode>3): New expander.
9985 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
9987 * config/sparc/sparc.md (*tablejump_sp32): Merge into...
9988 (*tablejump_sp64): Likewise.
9989 (*tablejump<P:mode>): ...this.
9990 (*call_address_sp32): Merge into...
9991 (*call_address_sp64): Likewise.
9992 (*call_address<P:mode>): ...this.
9993 (*call_symbolic_sp32): Merge into...
9994 (*call_symbolic_sp64): Likewise.
9995 (*call_symbolic<P:mode>): ...this.
9996 (call_value): Remove constraint and add predicate.
9997 (*call_value_address_sp32): Merge into...
9998 (*call_value_address_sp64): Likewise.
9999 (*call_value_address<P:mode>): ...this.
10000 (*call_value_symbolic_sp32): Merge into...
10001 (*call_value_symbolic_sp64): Likewise.
10002 (*call_value_symbolic<P:mode>): ...this.
10003 (*sibcall_symbolic_sp32): Merge into...
10004 (*sibcall_symbolic_sp64): Likewise.
10005 (*sibcall_symbolic<P:mode>): ...this.
10006 (sibcall_value): Remove constraint and add predicate.
10007 (*sibcall_value_symbolic_sp32): Merge into...
10008 (*sibcall_value_symbolic_sp64): Likewise.
10009 (*sibcall_value_symbolic<P:mode>): ...this.
10010 (window_save): Minor tweak.
10011 (*branch_sp32): Merge into...
10012 (*branch_sp64): Likewise.
10013 (*branch<P:mode>): ...this.
10015 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
10016 James Clarke <jrtc27@jrtc27.com>
10019 * config/sparc/sparc.c (sparc_legitimize_tls_address): Only use Pmode
10020 consistently in TLS address generation and adjust code to the renaming
10021 of patterns. Mark calls to __tls_get_addr as const.
10022 * config/sparc/sparc.md (tgd_hi22): Turn into...
10023 (tgd_hi22<P:mode>): ...this and use Pmode throughout.
10024 (tgd_lo10): Turn into...
10025 (tgd_lo10<P:mode>): ...this and use Pmode throughout.
10026 (tgd_add32): Merge into...
10027 (tgd_add64): Likewise.
10028 (tgd_add<P:mode>): ...this and use Pmode throughout.
10029 (tldm_hi22): Turn into...
10030 (tldm_hi22<P:mode>): ...this and use Pmode throughout.
10031 (tldm_lo10): Turn into...
10032 (tldm_lo10<P:mode>): ...this and use Pmode throughout.
10033 (tldm_add32): Merge into...
10034 (tldm_add64): Likewise.
10035 (tldm_add<P:mode>): ...this and use Pmode throughout.
10036 (tldm_call32): Merge into...
10037 (tldm_call64): Likewise.
10038 (tldm_call<P:mode>): ...this and use Pmode throughout.
10039 (tldo_hix22): Turn into...
10040 (tldo_hix22<P:mode>): ...this and use Pmode throughout.
10041 (tldo_lox10): Turn into...
10042 (tldo_lox10<P:mode>): ...this and use Pmode throughout.
10043 (tldo_add32): Merge into...
10044 (tldo_add64): Likewise.
10045 (tldo_add<P:mode>): ...this and use Pmode throughout.
10046 (tie_hi22): Turn into...
10047 (tie_hi22<P:mode>): ...this and use Pmode throughout.
10048 (tie_lo10): Turn into...
10049 (tie_lo10<P:mode>): ...this and use Pmode throughout.
10050 (tie_ld64): Use DImode throughout.
10051 (tie_add32): Merge into...
10052 (tie_add64): Likewise.
10053 (tie_add<P:mode>): ...this and use Pmode throughout.
10054 (tle_hix22_sp32): Merge into...
10055 (tle_hix22_sp64): Likewise.
10056 (tle_hix22<P:mode>): ...this and use Pmode throughout.
10057 (tle_lox22_sp32): Merge into...
10058 (tle_lox22_sp64): Likewise.
10059 (tle_lox22<P:mode>): ...this and use Pmode throughout.
10060 (*tldo_ldub_sp32): Merge into...
10061 (*tldo_ldub_sp64): Likewise.
10062 (*tldo_ldub<P:mode>): ...this and use Pmode throughout.
10063 (*tldo_ldub1_sp32): Merge into...
10064 (*tldo_ldub1_sp64): Likewise.
10065 (*tldo_ldub1<P:mode>): ...this and use Pmode throughout.
10066 (*tldo_ldub2_sp32): Merge into...
10067 (*tldo_ldub2_sp64): Likewise.
10068 (*tldo_ldub2<P:mode>): ...this and use Pmode throughout.
10069 (*tldo_ldsb1_sp32): Merge into...
10070 (*tldo_ldsb1_sp64): Likewise.
10071 (*tldo_ldsb1<P:mode>): ...this and use Pmode throughout.
10072 (*tldo_ldsb2_sp32): Merge into...
10073 (*tldo_ldsb2_sp64): Likewise.
10074 (*tldo_ldsb2<P:mode>): ...this and use Pmode throughout.
10075 (*tldo_ldub3_sp64): Use DImode throughout.
10076 (*tldo_ldsb3_sp64): Likewise.
10077 (*tldo_lduh_sp32): Merge into...
10078 (*tldo_lduh_sp64): Likewise.
10079 (*tldo_lduh<P:mode>): ...this and use Pmode throughout.
10080 (*tldo_lduh1_sp32): Merge into...
10081 (*tldo_lduh1_sp64): Likewise.
10082 (*tldo_lduh1<P:mode>): ...this and use Pmode throughout.
10083 (*tldo_ldsh1_sp32): Merge into...
10084 (*tldo_ldsh1_sp64): Likewise.
10085 (*tldo_ldsh1<P:mode>): ...this and use Pmode throughout.
10086 (*tldo_lduh2_sp64): Use DImode throughout.
10087 (*tldo_ldsh2_sp64): Likewise.
10088 (*tldo_lduw_sp32): Merge into...
10089 (*tldo_lduw_sp64): Likewise.
10090 (*tldo_lduw<P:mode>): ...this and use Pmode throughout.
10091 (*tldo_lduw1_sp64): Use DImode throughout.
10092 (*tldo_ldsw1_sp64): Likewise.
10093 (*tldo_ldx_sp64): Likewise.
10094 (*tldo_stb_sp32): Merge into...
10095 (*tldo_stb_sp64): Likewise.
10096 (*tldo_stb<P:mode>): ...this and use Pmode throughout.
10097 (*tldo_sth_sp32): Merge into...
10098 (*tldo_sth_sp64): Likewise.
10099 (*tldo_sth<P:mode>): ...this and use Pmode throughout.
10100 (*tldo_stw_sp32): Merge into...
10101 (*tldo_stw_sp64): Likewise.
10102 (*tldo_stw<P:mode>): ...this and use Pmode throughout.
10103 (*tldo_stx_sp64): Use DImode throughout.
10105 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10107 * config/aarch64/aarch64.c (aarch64_override_options): Add case to
10108 check configure option to set BTI and Return Address Signing.
10109 * configure.ac: Add --enable-standard-branch-protection and
10110 --disable-standard-branch-protection.
10111 * configure: Regenerated.
10112 * doc/install.texi: Document the same.
10114 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10115 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10117 * config.gcc (aarch64*-*-*): Add aarch64-bti-insert.o.
10118 * config/aarch64/aarch64.h: Update comment for TRAMPOLINE_SIZE.
10119 * config/aarch64/aarch64.c (aarch64_asm_trampoline_template): Update
10121 * config/aarch64/aarch64-bti-insert.c: New file.
10122 * config/aarch64/aarch64-passes.def (INSERT_PASS_BEFORE): Insert bti
10124 * config/aarch64/aarch64-protos.h (make_pass_insert_bti): Declare the
10126 * config/aarch64/aarch64.md (unspecv): Add UNSPECV_BTI_NOARG,
10127 UNSPECV_BTI_C, UNSPECV_BTI_J and UNSPECV_BTI_JC.
10128 (bti_noarg, bti_j, bti_c, bti_jc): New define_insns.
10129 * config/aarch64/t-aarch64: Add rule for aarch64-bti-insert.o.
10131 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10133 * config/aarch64/aarch64-protos.h (aarch64_bti_enabled): Declare.
10134 * config/aarch64/aarch64.c (aarch64_handle_no_branch_protection):
10135 Disable bti for -mbranch-protection=none.
10136 (aarch64_handle_standard_branch_protection): Enable bti for
10137 -mbranch-protection=standard.
10138 (aarch64_handle_bti_protection): Enable bti for "bti" in the string to
10139 -mbranch-protection.
10140 (aarch64_bti_enabled): Check if bti is enabled.
10141 * config/aarch64/aarch64.opt: Declare target variable.
10142 * doc/invoke.texi: Add bti to the -mbranch-protection documentation.
10144 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10146 * config/aarch64/aarch64.c (aarch64_expand_prologue): Use new
10147 epilogue/prologue scratch registers EP0_REGNUM and EP1_REGNUM.
10148 (aarch64_expand_epilogue): Likewise.
10149 (aarch64_output_mi_thunk): Likewise
10150 * config/aarch64/aarch64.h (REG_CLASS_CONTENTS): Change
10151 TAILCALL_ADDR_REGS to x16 and x17.
10152 * config/aarch64/aarch64.md: Define EP0_REGNUM and EP1_REGNUM.
10154 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10156 * config/aarch64/aarch64-option-extensions.def: Define
10157 AARCH64_OPT_EXTENSION for memtag, rng, sb, ssbs and predres.
10158 * config/aarch64/aarch64.h (AARCH64_FL_RNG): New.
10159 (AARCH64_FL_MEMTAG, ARCH64_FL_SB, AARCH64_FL_SSBS): New.
10160 (AARCH64_FL_PREDRES): New.
10161 (AARCH64_FL_FOR_ARCH8_5): Add AARCH64_FL_SB, AARCH64_FL_SSBS and
10162 AARCH64_FL_PREDRES by default.
10163 * doc/invoke.texi: Document rng, memtag, sb, ssbs and predres.
10165 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10167 * config/aarch64/aarch64-arches.def: Define AARCH64_ARCH for
10169 * config/aarch64/aarch64.h (AARCH64_FL_V8_5): New.
10170 (AARCH64_FL_FOR_ARCH8_5, AARCH64_ISA_V8_5): New.
10171 * doc/invoke.texi: Document ARMv8.5-A.
10173 2019-01-09 Alejandro Martinez <alejandro.martinezvicente@arm.com>
10175 * config/aarch64/aarch64-sve.md (copysign<mode>3): New define_expand.
10176 (xorsign<mode>3): Likewise.
10178 2019-01-09 Jelinek <jakub@redhat.com>
10180 PR middle-end/88758
10181 * tree.c (initializer_each_zero_or_onep) <case VECTOR_CST>: Use
10182 vector_cst_elt instead of VECTOR_CST_ENCODED_ELT.
10184 PR rtl-optimization/88331
10185 * function.c (assign_stack_local_1): Don't set dynamic_align_addr if
10186 not currently_expanding_to_rtl.
10188 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
10190 * doc/invoke.texi (-Os): Remove trailing spaces.
10191 (-finline-functions): Remove reference to -O2.
10193 2019-01-08 Jakub Jelinek <jakub@redhat.com>
10195 PR rtl-optimization/79593
10196 * config/i386/i386.md (reg = mem; mem = reg): New define_peephole2.
10198 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Delegitimize
10199 UNSPEC_FUSION_GPR to its argument. Formatting fixes.
10201 2019-01-08 Eric Botcazou <ebotcazou@adacore.com>
10204 * config/sparc/sparc.c (function_arg_slotno): Set *PPREGNO & *PPADDING
10208 * config/sparc/sparc.c (sparc_delegitimize_address): Deal with naked
10209 UNSPECs and UNSPEC_MOVE_GOTDATA specifically.
10211 2019-01-08 H.J. Lu <hongjiu.lu@intel.com>
10214 * config/i386/i386.c (ix86_avx_u128_mode_exit): Call
10215 ix86_avx_u128_mode_entry.
10217 2019-01-08 Martin Liska <mliska@suse.cz>
10219 PR tree-optimization/88753
10220 * tree-switch-conversion.c (switch_conversion::build_one_array):
10221 Come up with local variable constructor. Convert first to
10222 type of constructor values.
10224 2019-01-08 Richard Biener <rguenther@suse.de>
10226 PR tree-optimization/86554
10227 * tree-ssa-sccvn.c (eliminate_dom_walker, rpo_elim,
10228 rpo_avail): Move earlier.
10229 (visit_nary_op): When value-numbering to expressions
10230 with different overflow behavior make sure there's an
10231 available expression on the path.
10233 2019-01-08 Sam Tebbs <sam.tebbs@arm.com>
10235 * config/aarch64/aarch64.c (BRANCH_PROTECT_STR_MAX,
10236 aarch64_parse_branch_protection,
10237 struct aarch64_branch_protect_type,
10238 aarch64_handle_no_branch_protection,
10239 aarch64_handle_standard_branch_protection,
10240 aarch64_validate_mbranch_protection,
10241 aarch64_handle_pac_ret_protection,
10242 aarch64_handle_attr_branch_protection,
10243 accepted_branch_protection_string,
10244 aarch64_pac_ret_subtypes,
10245 aarch64_branch_protect_types,
10246 aarch64_handle_pac_ret_leaf): Define.
10247 (aarch64_override_options_after_change_1, aarch64_override_options):
10248 Add check for accepted_branch_protection_string.
10249 (aarch64_option_save): Save accepted_branch_protection_string.
10250 (aarch64_option_restore): Save accepted_branch_protection_string.
10251 * config/aarch64/aarch64.c (aarch64_attributes): Add branch-protection.
10252 * config/aarch64/aarch64.opt: Add mbranch-protection. Deprecate
10253 msign-return-address.
10254 * doc/invoke.texi: Add mbranch-protection.
10256 2019-01-08 Alan Modra <amodra@gmail.com>
10259 * genattrtab.c (max_attr_value, min_attr_value, or_attr_value):
10260 Delete "unknownp" parameter. Adjust callers. Handle
10261 CONST_INT, PLUS, MINUS, and MULT.
10262 (attr_value_aligned): Renamed from or_attr_value.
10263 (min_attr_value): Return INT_MIN for unhandled rtl case..
10264 (min_fn): ..and translate to INT_MAX here.
10265 (write_length_unit_log): Modify to cope without "unknown".
10266 (write_attr_value): Handle IF_THEN_ELSE.
10268 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10270 * tree-vect-stmts.c (vectorizable_store): Don't use the dataref_offset
10271 optimization for masked stores.
10273 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10275 PR middle-end/88567
10276 * tree-vect-loop.c (get_initial_defs_for_reduction): Pass the
10277 output vector directly to duplicate_and_interleave instead of
10278 going through a temporary. Postpone insertion of ctor_seq to
10279 the end of the loop.
10281 2019-01-07 Richard Earnshaw <rearnsha@arm.com>
10284 * config/aarch64/aarch64.c (aarch64_expand_subvti): New parameter
10285 unsigned_p. Handle signed and unsigned overflow correction as
10287 * config/aarch64/aarch64-protos.h (aarch64_expand_subvti): Update
10289 * config/aarch64/aarch64.md (addv<mode>4): Use aarch64_plus_operand
10291 (add<mode>3_compareV_imm): Make this callable for expanding.
10292 (subv<GPI:mode>4): Use register_operand for operand 1. Use
10293 aarch64_plus_operand for operand 2.
10294 (subv<GPI:mode>_insn): New insn pattern.
10295 (subv<GPI:mode>_imm): Likewise.
10296 (negv<GPI:mode>3): New expand pattern.
10297 (negv<GPI:mode>_insn): New insn pattern.
10298 (negv<GPI:mode>_cmp_only): Likewise.
10299 (cmpv<GPI:mode>_insn): Likewise.
10300 (subvti4): Use register_operand for operand 1. Update call to
10301 aarch64_expand_subvti.
10302 (usubvti4): Likewise.
10303 (negvti3): New expand pattern.
10304 (negdi_carryout): New insn pattern.
10305 (negvdi_carryinV): New insn pattern.
10306 (sub<mode3>_compare1_imm): Delete named insn pattern, make anonymous
10307 version the named version.
10308 (peepholes to convert to sub<mode3>_compare1_imm): Adjust order of
10310 (usub<GPI:mode>3_carryinC, usub<GPI:mode>3_carryinC_z1): New insn
10312 (usub<GPI:mode>3_carryinC_z2, usub<GPI:mode>3_carryinC): New insn
10314 (sub<mode>3_carryinCV, sub<mode>3_carryinCV_z1_z2): Delete.
10315 (sub<mode>3_carryinCV_z1, sub<mode>3_carryinCV_z2): Delete.
10316 (sub<mode>3_carryinCV): Delete.
10317 (sub<GPI:mode>3_carryinV): New expand pattern.
10318 sub<mode>3_carryinV, sub<mode>3_carryinV_z2): New insn patterns.
10320 2019-01-07 Richard Biener <rguenther@suse.de>
10322 * tree-ssa-uncprop.c (ssa_equip_hash_traits): Remove in favor
10323 of tree_operand_hash.
10325 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10327 PR tree-optimization/88598
10328 * tree.h (single_nonzero_element): Declare.
10329 * tree.c (single_nonzero_element): New function.
10330 * match.pd: Fold certain reductions of X & CST to X[I] & CST[I]
10331 if I is the only nonzero element of CST.
10333 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10335 PR tree-optimization/88598
10336 * tree.h (initializer_each_zero_or_onep): Declare.
10337 * tree.c (initializer_each_zero_or_onep): New function.
10338 (signed_or_unsigned_type_for): Handle float types too.
10339 (unsigned_type_for, signed_type_for): Update comments accordingly.
10340 * match.pd: Fold x * { 0 or 1, 0 or 1, ...} to
10341 x & { 0 or -1, 0 or -1, ... }.
10343 2019-01-07 Jonathan Wakely <jwakely@redhat.com>
10345 * doc/install.texi: Replace references to x86_64-unknown-linux-gnu
10346 with x86_64-pc-linux-gnu.
10348 2019-01-07 Tom de Vries <tdevries@suse.de>
10351 * config/nvptx/nvptx.c (has_vector_partitionable_routine_calls_p): New
10353 (nvptx_goacc_validate_dims): Force vl32 if calling vector-partitionable
10356 2019-01-07 Jakub Jelinek <jakub@redhat.com>
10358 * config/i386/sse.md (vec_extract<mode><ssehalfvecmodelower>): Use
10359 V_256_512 iterator instead of V_512 and TARGET_AVX instead of
10360 TARGET_AVX512F as condition.
10363 * dwarf2out.c (const_ok_for_output_1): Remove redundant call to
10364 const_not_ok_for_debug_p target hook.
10365 (mem_loc_descriptor) <case UNSPEC>: Only call const_ok_for_output_1
10366 on UNSPEC and subexpressions thereof if all subexpressions of the
10367 UNSPEC are CONSTANT_P.
10369 PR tree-optimization/88676
10370 * tree-ssa-phiopt.c (two_value_replacement): New function.
10371 (tree_ssa_phiopt_worker): Call it.
10374 * cfgexpand.c (expand_stack_vars): Only align prev_offset to
10375 ASAN_MIN_RED_ZONE_SIZE, not to maximum of that and alignb.
10378 * tree-vect-generic.c: Include insn-config.h and recog.h.
10379 (expand_vector_piecewise): Add defaulted ret_type argument,
10380 if non-NULL, use that in preference to type for the result type.
10381 (expand_vector_parallel): Formatting fix.
10382 (do_vec_conversion, do_vec_narrowing_conversion,
10383 expand_vector_conversion): New functions.
10384 (expand_vector_operations_1): Call expand_vector_conversion
10385 for VEC_CONVERT ifn calls.
10386 * internal-fn.def (VEC_CONVERT): New internal function.
10387 * internal-fn.c (expand_VEC_CONVERT): New function.
10388 * fold-const-call.c (fold_const_vec_convert): New function.
10389 (fold_const_call): Use it for CFN_VEC_CONVERT.
10390 * doc/extend.texi (__builtin_convertvector): Document.
10392 2019-01-07 Tom de Vries <tdevries@suse.de>
10394 * config/nvptx/nvptx-protos.h (nvptx_output_red_partition): Declare.
10395 * config/nvptx/nvptx.c (vector_red_size, vector_red_align,
10396 vector_red_partition, vector_red_sym): New global variables.
10397 (nvptx_option_override): Initialize vector_red_sym.
10398 (nvptx_declare_function_name): Restore red_partition register.
10399 (nvptx_file_end): Emit code to declare the vector reduction variables.
10400 (nvptx_output_red_partition): New function.
10401 (nvptx_expand_shared_addr): Add vector argument. Use it to handle
10402 large vector reductions.
10403 (enum nvptx_builtins): Add NVPTX_BUILTIN_VECTOR_ADDR.
10404 (nvptx_init_builtins): Add VECTOR_ADDR.
10405 (nvptx_expand_builtin): Update call to nvptx_expand_shared_addr.
10406 Handle nvptx_expand_shared_addr.
10407 (nvptx_get_shared_red_addr): Add vector argument and handle large
10409 (nvptx_goacc_reduction_setup): Add offload_attrs argument and handle
10411 (nvptx_goacc_reduction_init): Likewise.
10412 (nvptx_goacc_reduction_fini): Likewise.
10413 (nvptx_goacc_reduction_teardown): Likewise.
10414 (nvptx_goacc_reduction): Update calls to nvptx_goacc_reduction_{setup,
10415 init,fini,teardown}.
10416 (nvptx_init_axis_predicate): Initialize vector_red_partition.
10417 (nvptx_set_current_function): Init vector_red_partition.
10418 * config/nvptx/nvptx.md (UNSPECV_RED_PART): New unspecv.
10419 (nvptx_red_partition): New insn.
10420 * config/nvptx/nvptx.h (struct machine_function): Add red_partition.
10422 2019-01-07 Tom de Vries <tdevries@suse.de>
10425 * config/nvptx/nvptx.c (nvptx_process_pars): Don't emit barriers for
10428 2019-01-07 Tom de Vries <tdevries@suse.de>
10430 * config/nvptx/nvptx.c (oacc_bcast_partition): Declare.
10431 (nvptx_option_override): Init oacc_bcast_partition.
10432 (nvptx_init_oacc_workers): New function.
10433 (nvptx_declare_function_name): Call nvptx_init_oacc_workers.
10434 (nvptx_needs_shared_bcast): New function.
10435 (nvptx_find_par): Generalize to enable vectors to use shared-memory
10436 to propagate state.
10437 (nvptx_shared_propagate): Initialize vector bcast partition and
10438 synchronization state.
10439 (nvptx_single): Generalize to enable vectors to use shared-memory
10440 to propagate state.
10441 (nvptx_process_pars): Likewise.
10442 (nvptx_set_current_function): Initialize oacc_broadcast_partition.
10443 * config/nvptx/nvptx.h (struct machine_function): Add
10444 bcast_partition and sync_bar members.
10446 2019-01-07 Tom de Vries <tdevries@suse.de>
10448 * config/nvptx/nvptx.c (nvptx_welformed_vector_length_p)
10449 (nvptx_apply_dim_limits): New function.
10450 (nvptx_goacc_validate_dims_1): Allow PTX_MAX_VECTOR_LENGTH larger than
10453 2019-01-07 Tom de Vries <tdevries@suse.de>
10455 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Move warnings to
10456 as late as possible.
10458 2019-01-07 Tom de Vries <tdevries@suse.de>
10460 * config/nvptx/nvptx.c (PTX_VECTOR_LENGTH): Remove.
10461 (PTX_DEFAULT_VECTOR_LENGTH, PTX_MAX_VECTOR_LENGTH): Define.
10462 (nvptx_goacc_validate_dims_1, nvptx_dim_limit)
10463 (nvptx_goacc_reduction_fini): Use PTX_DEFAULT_VECTOR_LENGTH,
10464 PTX_MAX_VECTOR_LENGTH and PTX_WARP_SIZE instead of PTX_VECTOR_LENGTH.
10466 2019-01-07 Tom de Vries <tdevries@suse.de>
10468 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Add asserts.
10470 2019-01-07 Tom de Vries <tdevries@suse.de>
10472 * omp-offload.c (oacc_get_min_dim): New function.
10473 * omp-offload.h (oacc_get_min_dim): Declare.
10475 2018-12-26 Mateusz B <mateuszb@poczta.onet.pl>
10478 * config/i386/i386.c (function_value_ms_64): Return small sturct in
10479 AX_REG and float/double in FIRST_SSE_REG for 4 or 8 byte modes.
10481 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10485 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
10487 * ipa-inline.c (edge_badness): Use inlined_time instead of
10488 inline_summaries->get.
10490 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10492 * opts.c (enable_fdo_optimizations): Enable
10493 version-loops-for-strides, loop-interchange, unrol-and-jam
10494 and tree-loop-distribution.
10495 * invoke.texi: Document newly enabled options.
10497 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10499 * doc/invoke.texi (max-inline-insns-small): New parameters.
10500 * ipa-inline.c (want_early_inline_function_p): simplify.
10501 (want_inline_small_function_p): Fix pasto from previous patch;
10502 use max-inline-insns-small bound.
10503 * params.def (max-inline-insns-small): New param.
10504 * ipa-fnsummary.c (analyze_function_body): Initialize time/size
10505 variables correctly.
10507 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10509 * doc/invoke.texi: Document max-inline-insns-size,
10510 uninlined-function-insns, uninlined-function-time,
10511 uninlined-thunk-insns and uninlined-thunk-time.
10512 * params.def: Add max-inline-insns-size,
10513 uninlined-function-insns, uninlined-function-time,
10514 uninlined-thunk-insns and uninlined-thunk-time.
10515 * ipa-fnsummary.c (compute_fn_summary, analyze_function_body): Use
10517 * ipa-inline.c (can_inline_edge_by_limits_p,
10518 want_inline_small_function_p): Use new parameters.
10520 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10522 * ipa-fnsummary.c (analyze_function_body): Fix accounting of time.
10524 2019-01-05 Jakub Jelinek <jakub@redhat.com>
10526 PR middle-end/82564
10528 * expr.c (expand_assignment): For calls returning VLA structures
10529 if to_rtx is not a MEM, force it into a stack temporary.
10532 * dwarf2out.c (const_ok_for_output_1): Reject MINUS that contains
10533 SYMBOL_REF, CODE_LABEL or UNSPEC in subexpressions of second argument.
10534 Reject PLUS that contains SYMBOL_REF, CODE_LABEL or UNSPEC in
10535 subexpressions of both operands.
10536 (mem_loc_descriptor): Handle UNSPEC if target hook acks it and all the
10537 subrtxes are CONSTANT_P.
10538 * config/i386/i386.c (ix86_const_not_ok_for_debug_p): Revert
10539 2018-11-09 changes.
10541 2019-01-04 Jan Hubicka <hubicka@ucw.cz>
10543 * params.def (hot-bb-count-ws-permille): Set to 990.
10545 2019-01-04 Martin Sebor <msebor@redhat.com>
10548 * attribs.c (decls_mismatched_attributes): Avoid warning for attribute
10551 2019-01-04 Martin Sebor <msebor@redhat.com>
10554 * doc/extend.texi (attribute alloc_align, alloc_size): Update.
10556 2019-01-04 Jakub Jelinek <jakub@redhat.com>
10558 * gdbinit.in: Turn off pagination for the skip commands, restore
10559 it to previous state afterwards.
10561 2019-01-04 Jakub Jelinek <jakub@redhat.com>
10564 * config/i386/i386.c (ix86_expand_divmod_libfunc): Use mode instead
10565 of GET_MODE (opN) as modes of the libcall arguments.
10567 2019-01-04 Jan Beulich <jbeulich@suse.com>
10569 * config/i386/sse.md
10570 (<avx512>_cmp<mode>3<mask_scalar_merge_name><round_saeonly_name>,
10571 <avx512>_cmp<mode>3<mask_scalar_merge_name>,
10572 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
10573 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
10574 avx512f_vmcmp<mode>3<round_saeonly_name>,
10575 avx512f_vmcmp<mode>3_mask<round_saeonly_name>,
10576 avx512f_maskcmp<mode>3,
10577 <avx512>_cvt<ssemodesuffix>2mask<mode>,
10578 <avx512>_cvt<ssemodesuffix>2mask<mode>,
10579 *<avx512>_cvtmask2<ssemodesuffix><mode>,
10580 *<avx512>_cvtmask2<ssemodesuffix><mode>,
10581 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
10582 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
10583 <avx512>_gt<mode>3<mask_scalar_merge_name>,
10584 <avx512>_gt<mode>3<mask_scalar_merge_name>,
10585 <avx512>_testm<mode>3<mask_scalar_merge_name>,
10586 <avx512>_testnm<mode>3<mask_scalar_merge_name>,
10587 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext,
10588 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext_mask,
10589 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext,
10590 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext_mask,
10591 avx512cd_maskb_vec_dup<mode>,
10592 avx512cd_maskw_vec_dup<mode>,
10593 avx512dq_fpclass<mode><mask_scalar_merge_name>,
10594 avx512dq_vmfpclass<mode>,
10595 avx512vl_vpshufbitqmb<mode><mask_scalar_merge_name>): Use =k
10598 2019-01-03 Martin Sebor <msebor@redhat.com>
10600 PR tree-optimization/88659
10601 * calls.c (maybe_warn_nonstring_arg): Avoid assuming maxlen is set.
10603 2019-01-03 Aaron Sawdey <acsawdey@linux.ibm.com>
10605 * config/rs6000/rs6000-string.c (expand_block_move): Don't use
10606 unaligned vsx and avoid lxvd2x/stxvd2x.
10607 (gen_lvx_v4si_move): New function.
10609 2019-01-03 Tom de Vries <tdevries@suse.de>
10611 * config/nvptx/nvptx.c (MACH_VECTOR_LENGTH, MACH_MAX_WORKERS): Define.
10612 (init_axis_dim, nvptx_mach_max_workers, nvptx_mach_vector_length): New
10614 * config/nvptx/nvptx.h (struct machine_function): Add axis_dims.
10616 2019-01-03 Tom de Vries <tdevries@suse.de>
10618 * config/nvptx/nvptx.c (struct offload_attrs): New.
10619 (populate_offload_attrs): New function. Factor mask extraction out of
10620 nvptx_reorg. Add extraction of dimensions.
10621 (nvptx_reorg): Use populate_offload_attrs.
10623 2019-01-03 Tom de Vries <tdevries@suse.de>
10625 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add early-out
10626 cases for oacc_min_dims_p and routine_p. Add asserts for
10627 oacc_default_dims_p and offload_region_p.
10629 2019-01-03 Tom de Vries <tdevries@suse.de>
10631 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): New function,
10632 factored out of ...
10633 (nvptx_goacc_validate_dims): ... here.
10635 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
10637 PR tree-optimization/85574
10638 * tree-ssa-uncprop.c (struct equiv_hash_elt): Remove unused
10640 (struct ssa_equip_hash_traits): Declare.
10641 (val_ssa_equiv): Use custom hash traits using operand_equal_p.
10643 2019-01-03 Jakub Jelinek <jakub@redhat.com>
10646 * dwarf2out.c (modified_type_die): If type is equal to sizetype,
10647 change it to qualified_type.
10649 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
10651 * ipa-utils.c (scale_ipa_profile_for_fn): Break out from ...
10652 (ipa_merge_profiles): ... here; do not ICE on thunks and aliases.
10654 2019-01-02 Martin Sebor <msebor@redhat.com>
10655 Jeff Law <law@redhat.com>
10657 * gimple-fold.c (strlen_range_kind): Remove SRK_LENRANGE_2.
10658 (get_range_strlen_tree): Update appropriately.
10660 * gimple-fold.h (get_range_strlen): Drop unused last argument.
10662 * gimple-fold.c (gimple_fold_builtin_strlen): Use set_strlen_range
10663 rather than set_range_info.
10664 * tree-ssa-strlen.c (set_strlen_range): Extracted from
10665 maybe_set_strlen_range. Handle potentially boundary crossing
10666 cases more conservatively.
10667 (maybe_set_strlen_range): Parts refactored into set_strlen_range.
10668 Call set_strlen_range.
10669 * tree-ssa-strlen.h (set_strlen_range): Add prototype.
10671 PR middle-end/88663
10672 * gimple-fold.c (get_range_strlen): Update prototype to no longer
10673 need the flexp argument.
10674 (get_range_strlen_tree): Drop flexp argument. Drop flexp argument
10675 from calls to get_range_strlen. Update comments. Just update
10676 VAL for an unterminated const char array and let the reset of the
10677 code handle it normally. No longer try to set *flexp. Adjust
10679 (get_range_strlen): Update for the new get_range_strlen API.
10680 (get_maxval_strlen): Similarly.
10681 (gimple_fold_builtin_strlen): Handle update meaning of return value
10682 from get_range_strlen.
10683 * gimple-ssa-sprintf.c (get_string_length): Update for the new
10684 get_range_strlen API.
10686 2019-01-02 Jan Hubicka <hubicka@ucw.cz>
10689 * varpool.c (varpool_node::ctor_useable_for_folding_p): Also return
10690 false at WPA time when body was removed.
10692 2019-01-02 Martin Liska <mliska@suse.cz>
10694 PR tree-optimization/88650
10695 * predict.c (set_even_probabilities): Calculate probability
10696 remainer only when really used.
10698 2019-01-02 Richard Biener <rguenther@suse.de>
10700 PR middle-end/88651
10701 * tree-data-ref.c (analyze_subscript_affine_affine): Use
10702 widest_ints when mangling max_stmt_execution results.
10704 2019-01-02 Richard Biener <rguenther@suse.de>
10706 PR tree-optimization/88621
10707 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Fix pastos, avoid
10708 bitfields when canoncalizing.
10710 2019-01-02 Richard Biener <rguenther@suse.de>
10713 * config/i386/x86-tune-costs.h (intel_cost): Adjust
10714 cost of cheap SSE instruction.
10716 2019-01-02 Richard Biener <rguenther@suse.de>
10719 * ipa-icf.h (sem_item_optimizer::sort_congruence_split): Declare.
10720 * ipa-icf.c (sem_item_optimizer::sort_congruence_split): New
10722 (sem_item_optimizer::do_congruence_step_f): Sort the congruence
10723 set after UIDs before splitting them.
10725 2019-01-01 Martin Sebor <msebor@redhat.com>
10726 Jeff Law <law@redhat.com>
10728 * gimple-fold.c (get_range_strlen_tree): Record if the computed
10729 length is optimistic. If it is, then arrange to compute the
10730 conservative length as well.
10732 * gimple-fold.h (get_range_strlen): Update prototype.
10733 * builtins.c (check_access): Update call to get_range_strlen to use
10734 c_strlen_data pointer. Change various variable accesses to instead
10735 pull data from the c_strlen_data structure.
10736 (check_strncat_sizes, expand_builtin_strncat): Likewise.
10737 * calls.c (maybe_warn_nonstring_arg): Likewise.
10738 * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Likewise. Reset
10739 minimum length if maximum lengh is unknown.
10740 * gimple-ssa-sprintf.c (get_string_length): Likewise. Drop code
10741 that used c_strlen, it's no longer needed. Restructure slightly.
10742 (format_string): Set unlikely range appropriately.
10743 * gimple-fold.c (get_range_strlen): Update comments. Fix minor
10745 (get_range_strlen): Accept c_strlen_data pointer for external
10746 call sites as well. Pass through to call to internal get_range_strlen.
10747 Adjust minlen, maxlen and maxbound as needed.
10748 (get_maxval_strlen): Update comments.
10749 (gimple_fold_builtin_strlen): Update call to get_range_strlen
10750 to use c_strlen_data pointer. Change variable accesses to instead
10751 use c_strlen_data data members.
10753 * gimple-fold.c (get_range_strlen): Update prototype.
10754 (get_range_strlen_tree): Update prototype. Drop minlen/maxlen
10755 local variables. Use pdata to return information to caller.
10756 Update calls to get_range_strlen. Update pdata->maxbound.
10757 (get_range_strlen -- static version): Similarly.
10758 (get_range_strlen -- extern version): Update for internal
10759 get_range_strlen API change. Convert to external data format.
10760 (get_maxval_strlen): Similarly.
10762 2019-01-01 Jan Hubicka <hubicka@ucw.cz>
10764 * coverage.c (get_coverage_counts): Use current_function_decl.
10765 * profile.c (read_thunk_profile): New function.
10766 (branch_prob): Add THUNK parameter.
10767 * tree-profile.c (tree_profiling): Handle thunks.
10768 * value-prof.c (init_node_map): Handle thunks.
10769 * value-prof.h (branch_prob): Upate prototype.
10770 (read_thunk_profile): Declare.
10772 2019-01-01 Jakub Jelinek <jakub@redhat.com>
10774 Update copyright years.
10776 * gcc.c (process_command): Update copyright notice dates.
10777 * gcov-dump.c (print_version): Ditto.
10778 * gcov.c (print_version): Ditto.
10779 * gcov-tool.c (print_version): Ditto.
10780 * gengtype.c (create_file): Ditto.
10781 * doc/cpp.texi: Bump @copying's copyright year.
10782 * doc/cppinternals.texi: Ditto.
10783 * doc/gcc.texi: Ditto.
10784 * doc/gccint.texi: Ditto.
10785 * doc/gcov.texi: Ditto.
10786 * doc/install.texi: Ditto.
10787 * doc/invoke.texi: Ditto.
10789 Copyright (C) 2019 Free Software Foundation, Inc.
10791 Copying and distribution of this file, with or without modification,
10792 are permitted in any medium without royalty provided the copyright
10793 notice and this notice are preserved.