1 2019-06-05 Hongtao Liu <hongtao.liu@intel.com>
3 * config/i386/sse.md (define_mode_suffix vecmemsuffix): New.
4 (define_insn "avx512dq_fpclass<mode><mask_scalar_merge_name>"): Enable
6 (define_insn "avx512dq_vmfpclass<mode><mask_scalar_merge_name>"): Ditto.
8 2019-06-05 Martin Sebor <msebor@redhat.com>
10 * config/i386/i386-features.c (ix86_get_function_versions_dispatcher):
11 Adjust quoting and hyphenation.
12 * convert.c (convert_to_real_1): Same.
13 * gcc.c (driver_wrong_lang_callback): Same.
14 (driver::handle_unrecognized_options): Same.
15 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Same.
16 * opts-common.c (cmdline_handle_error): Same.
17 (read_cmdline_option): Same.
18 * opts-global.c (complain_wrong_lang): Same.
19 (print_ignored_options): Same.
20 (handle_common_deferred_options): Same.
21 * pretty-print.h: Same.
22 * print-rtl.c (debug_bb_n_slim): Same.
23 * sched-rgn.c (make_pass_sched_fusion): Same.
24 * tree-cfg.c (verify_gimple_assign_unary): Same.
25 (verify_gimple_label): Same.
26 * tree-ssa-operands.c (verify_ssa_operands): Same.
27 * varasm.c (do_assemble_alias): Same.
28 (assemble_alias): Same.
30 2019-06-05 Richard Henderson <rth@twiddle.net>
32 * config/alpha/alpha.c (direct_return): Move down after
33 struct machine_function definition; use saved frame_size;
35 (struct machine_function): Add sa_mask, sa_size, frame_size.
36 (alpha_sa_mask, alpha_sa_size, compute_frame_size): Merge into ...
37 (alpha_compute_frame_layout): ... new function.
38 (TARGET_COMPUTE_FRAME_LAYOUT): New.
39 (alpha_initial_elimination_offset): Use saved sa_size.
40 (alpha_vms_initial_elimination_offset): Likewise.
41 (alpha_vms_can_eliminate): Remove alpha_sa_size call.
42 (alpha_expand_prologue): Use saved frame data. Merge integer
43 and fp register save loops.
44 (alpha_expand_epilogue): Likewise.
45 (alpha_start_function): Use saved frame data.
46 * config/alpha/alpha-protos.h (direct_return): Update.
47 (alpha_sa_size): Remove.
49 2019-06-05 Eric Botcazou <ebotcazou@adacore.com>
51 * fold-const.c (extract_muldiv_1) <PLUS_EXPR>: Do not distribute a
52 multiplication by a power-of-two value.
53 (fold_plusminus_mult_expr): Use pow2p_hwi to spot a power-of-two value
54 and turn the modulo operation into a masking operation.
56 2019-06-05 Jakub Jelinek <jakub@redhat.com>
59 * var-tracking.c (vt_expand_loc_callback): Don't create raw subregs
60 with VOIDmode inner operands.
62 2019-06-05 Richard Biener <rguenther@suse.de>
65 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
66 turn an expression graph into a tree.
68 2019-06-05 Jakub Jelinek <jakub@redhat.com>
70 * omp-expand.c (struct omp_region): Add has_lastprivate_conditional
72 (expand_parallel_call): If region->inner->has_lastprivate_conditional,
73 treat it like explicit monotonic schedule modifier.
74 (expand_omp_for): Initialize has_lastprivate_conditional.
75 If fd.lastprivate_conditional != 0, treat it like explicit monotonic
78 * omp-low.c (lower_rec_input_clauses): For lastprivate conditional
79 references, lookup in in hash map MEM_REF operand instead of the
81 (lower_omp_1): When looking for lastprivate conditional assignments,
82 handle MEM_REFs with REFERENCE_TYPE operands.
84 * omp-low.c (lower_rec_input_clauses): Force max_vf if is_simd and
85 on privatization clauses OMP_CLAUSE_DECL is privatized by reference
86 and references a VLA. Handle references to non-VLAs if is_simd
87 all privatization clauses like reductions.
88 (lower_rec_input_clauses) <case do_private, case do_firstprivate>:
89 If omp_is_reference, use always omp simd arrays and set
90 DECL_VALUE_EXPR in that case, if lower_rec_simd_input_clauses
91 fails, emit reference initialization.
93 2019-06-05 Hongtao Liu <hongtao.liu@intel.com>
96 * config/i386/avx512dqintrin.h (_mm_mask_fpclass_ss_mask,
97 _mm_mask_fpclass_sd_mask): New intrinsics.
98 (_mm_fpclass_ss_mask, _mm_fpclass_sd_mask): Modified, use new builtins.
99 * config/i386/i386-builtin.def
100 (__builtin_ia32_fpclassss_mask, __builtin_ia32_fpclasssd_mask):
102 (__builtin_ia32_fpclassss, __builtin_ia32_fpclasssd): Deleted.
103 * config/i386/i386-builtin-types.def (DEF_FUNCTION_TYPE (QI, V2DF, INT),
104 DEF_FUNCTION_TYPE (QI, V4SF, INT)): Deleted.
105 * config/i386/i386-expand.c (case QI_FTYPE_V4SF_INT,
106 case QI_FTYPE_V2SF_INT): Ditto.
108 (define_insn "avx512dq_vmfpclass<mode><mask_scalar_merge_name>):
109 Extended to insnstructions with mask operands.
111 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
113 * config/rs6000/constraints.md (define_register_constraint "wp"):
115 (define_register_constraint "wq"): Delete.
116 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
117 (rs6000_init_hard_regno_mode_ok): Adjust.
118 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
119 RS6000_CONSTRAINT_wp and RS6000_CONSTRAINT_wq.
120 * config/rs6000/vsx.md (define_mode_attr VSr3): Delete.
121 (define_mode_attr VSa): Delete.
122 (define_mode_attr VSisa): New.
123 (rest of file): Adjust.
124 * doc/md.texi (Machine Constraints): Adjust.
126 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
128 * config/rs6000/rs6000.md (define_attr "isa"): Add p9kf and p9tf.
129 (define_attr "enabled"): Handle those new isa values.
131 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
133 * config/rs6000/vsx.md (define_mode_attr VSr4): Delete.
134 (define_mode_attr VSr5): Delete.
135 (define_mode_attr VStype_sqrt): Delete.
136 (define_mode_iterator VSX_SPDP): Delete.
137 (define_mode_attr VS_spdp_res): Delete.
138 (define_mode_attr VS_spdp_insn): Delete.
139 (define_mode_attr VS_spdp_type): Delete.
140 (*vsx_sqrt<mode>2): Adjust.
141 (vsx_<VS_spdp_insn>): Delete, split to...
142 (vsx_xscvdpsp): ... this. New. And...
143 (vsx_xvcvspdp): ... this. New. And...
144 (vsx_xvcvdpsp): ... this. New.
146 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
148 * config/rs6000/rs6000.md (define_mode_attr sd): Add values for V4SF
150 * config/rs6000/vsx.md (define_mode_attr VSs): Delete.
151 (rest of file): Adjust.
153 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
155 * config/rs6000/vsx.md (vsx_<VS_spdp_insn>): Use wa instead of <VSa>.
156 (vsx_extract_<mode>_var): Ditto.
158 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
160 * config/rs6000/vsx.md: Replace all <VSa> that are used with VSX_TI
163 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
165 * config/rs6000/constraints.md (define_register_constraint "ww"):
167 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
168 (rs6000_init_hard_regno_mode_ok): Adjust.
169 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
170 RS6000_CONSTRAINT_ww.
171 * config/rs6000/rs6000.md: Adjust.
172 * config/rs6000/vsx.md: Adjust.
173 * doc/md.texi (Machine Constraints): Adjust.
175 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
177 * config/rs6000/rs6000.md (SFDF, SFDF2): Adjust comments.
178 (define_mode_attr sd): New.
179 (define_mode_attr s): New.
180 (define_mode_attr Ftrad): Delete.
181 (define_mode_attr Fvsx): Delete.
182 (define_mode_attr Fs): Delete.
183 (rest of file): Use the new mode attributes.
184 * config.rs6000/vsx.md: Use the new mode attributes.
186 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
188 * config/rs6000/vsx.md: Replace all <VSa> that are used with VSX_W
191 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
193 * config/rs6000/vsx.md (define_mode_attr VSr2): Delete.
194 (rest of file): Replace all <VSa>, <VSr>, <VSr2>, and <VSr3> that are
195 used with VSX_B, VSX_D, or VSX_F, with just "wa".
197 2019-06-04 Bill Schmidt <wschmidt@linux.ibm.com>
200 * config/rs6000/altivec.h: Don't #define vector, pixel, bool for
201 C++ with strict ANSI requirements.
203 2019-06-04 Marc Glisse <marc.glisse@inria.fr>
205 * tree-ssa-loop-niter.c (number_of_iterations_ne): Skip
206 computations when step is 1.
208 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
210 * config/rs6000/constraints.md (define_register_constraint "wf"):
212 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
213 (rs6000_init_hard_regno_mode_ok): Adjust.
214 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
215 RS6000_CONSTRAINT_wf.
216 * config/rs6000/rs6000.md: Adjust.
217 * config/rs6000/vsx.md: Adjust.
218 * doc/md.texi (Machine Constraints): Adjust.
220 2019-06-04 Andrew Pinski <apinski@marvell.com>
222 * config/aarch64/aarch64.c (aarch64_asan_shadow_offset):
225 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
227 * config/rs6000/constraints.md (define_register_constraint "wd"):
229 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
230 (rs6000_init_hard_regno_mode_ok): Adjust.
231 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
232 RS6000_CONSTRAINT_wd.
233 * config/rs6000/rs6000.md: Adjust.
234 * config/rs6000/vsx.md: Adjust.
235 * doc/md.texi (Machine Constraints): Adjust.
237 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
239 * config/rs6000/rs6000.md (define_mode_attr Fv2): Delete.
240 (rest of file): Adjust.
242 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
244 * config/rs6000/vsx.md (define_mode_attr VS_64reg): Delete.
245 (*vsx_extract_<P:mode>_<VSX_D:mode>_load): Adjust.
246 (vsx_splat_<mode>_reg): Adjust.
248 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
250 * config/rs6000/constraints.md (define_register_constraint "ws"):
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_ws.
256 * config/rs6000/rs6000.md: Adjust.
257 * config/rs6000/vsx.md: Adjust.
258 * doc/md.texi (Machine Constraints): Adjust.
260 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
262 * config/rs6000/constraints.md (define_register_constraint "wv"):
264 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
265 (rs6000_init_hard_regno_mode_ok): Adjust.
266 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
267 RS6000_CONSTRAINT_wv.
268 * config/rs6000/rs6000.md: Adjust.
269 * config/rs6000/vsx.md: Adjust.
270 * doc/md.texi (Machine Constraints): Adjust.
272 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
274 * config/rs6000/constraints.md (define_register_constraint "wi"):
276 (define_register_constraint "wt"): Delete.
277 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
278 (rs6000_init_hard_regno_mode_ok): Adjust.
279 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
280 RS6000_CONSTRAINT_wi and RS6000_CONSTRAINT_wt.
281 * config/rs6000/rs6000.md: Adjust.
282 * config/rs6000/vsx.md: Adjust.
283 * doc/md.texi (Machine Constraints): Adjust.
285 2019-06-04 Szabolcs Nagy <szabolcs.nagy@arm.com>
287 * config/aarch64/aarch64-protos.h (aarch64_asm_output_external): Remove
289 * config/aarch64/aarch64.c (aarch64_asm_output_external): Call
290 default_elf_asm_output_external.
292 2019-06-04 Martin Liska <mliska@suse.cz>
294 * ipa-icf.c (INCLUDE_LIST): Remove.
295 (sem_item_optimizer::execute): Remove call to init_wpa.
296 * ipa-icf.h (init_wpa): Remove.
298 2019-06-04 Jakub Jelinek <jakub@redhat.com>
300 * gimplify.c (gimplify_scan_omp_clauses): Don't sorry_at on lastprivate
301 conditional on combined for simd.
302 * omp-low.c (struct omp_context): Add combined_into_simd_safelen0
304 (lower_rec_input_clauses): For gimple_omp_for_combined_into_p max_vf 1
305 constructs, don't remove lastprivate_conditional_map, but instead set
306 ctx->combined_into_simd_safelen0 and adjust hash_map, so that it points
307 to parent construct temporaries.
308 (lower_lastprivate_clauses): Handle ctx->combined_into_simd_safelen0
309 like !ctx->lastprivate_conditional_map.
310 (lower_omp_1) <case GIMPLE_ASSIGN>: If up->combined_into_simd_safelen0,
311 use up->outer context instead of up.
312 * omp-expand.c (expand_omp_for_generic): Perform cond_var bump even if
313 gimple_omp_for_combined_p.
314 (expand_omp_for_static_nochunk): Likewise.
315 (expand_omp_for_static_chunk): Add forgotten cond_var bump that was
316 probably moved over into expand_omp_for_generic rather than being copied
319 2019-06-04 Martin Liska <mliska@suse.cz>
321 * value-prof.c (dump_histogram_value): Fix typo.
322 (gimple_mod_subtract_transform): Likewise.
324 2019-06-04 Richard Biener <rguenther@suse.de>
327 * tree-chrec.c (chrec_contains_symbols): Add to visited.
328 (tree_contains_chrecs): Likewise.
329 (chrec_contains_symbols_defined_in_loop): Move here and avoid
330 exponential behaivor from ...
331 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
333 (expression_expensive_p): Avoid exponential behavior and compute
334 expanded size, rejecting any expansion.
335 * tree-ssa-loop-ivopts.c (abnormal_ssa_name_p): Remove.
336 (idx_contains_abnormal_ssa_name_p): Likewise.
337 (contains_abnormal_ssa_name_p_1): New helper for walk_tree.
338 (contains_abnormal_ssa_name_p): Simplify and use
339 walk_tree_without_duplicates.
341 2019-06-04 Richard Biener <rguenther@suse.de>
343 PR tree-optimization/90738
345 2019-06-03 Richard Biener <rguenther@suse.de>
347 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
348 full reference tree and record in ref->ref.
349 (vn_reference_lookup_3): Pass in original ref to
350 ao_ref_init_from_vn_reference.
351 (vn_reference_lookup): Likewise.
352 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
353 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
354 Handle non-decl bases in the original reference.
356 2019-06-04 Martin Liska <mliska@suse.cz>
358 * ipa-icf.c (sem_item_optimizer::add_item_to_class): Count
359 number of references.
360 (sem_item_optimizer::do_congruence_step):
361 (sem_item_optimizer::worklist_push): Dump how references
363 (sem_item_optimizer::worklist_pop): Use heap.
364 (sem_item_optimizer::process_cong_reduction): Likewise.
365 * ipa-icf.h: Use fibonacci_heap insteam of std::list.
367 2019-06-04 Martin Liska <mliska@suse.cz>
369 * ipa-icf.h (struct sem_usage_pair_hash): New.
370 (sem_usage_pair_hash::hash): Likewise.
371 (sem_usage_pair_hash::equal): Likewise.
372 (struct sem_usage_hash): Likewise.
373 * ipa-icf.c (sem_item::sem_item): Initialize
375 (sem_item::add_reference): Register a reference
376 in ref_map and not in target->usages.
377 (sem_item::setup): Remove initialization of
379 (sem_item::~sem_item): Remove usage of dead vectors.
380 (sem_item::dump): Remove dump of references.
381 (sem_item_optimizer::sem_item_optimizer): Initialize
383 (sem_item_optimizer::read_section): Remove useless
385 (sem_item_optimizer::parse_funcs_and_vars): Likewise here.
386 (sem_item_optimizer::build_graph): Pass m_references
388 (sem_item_optimizer::verify_classes): Remove usage of dead
390 (sem_item_optimizer::traverse_congruence_split): Return true
391 when a class is split.
392 (sem_item_optimizer::do_congruence_step_for_index): Use
393 hash_map for look up of (sem_item *, index). That brings
394 significant speed up.
395 (sem_item_optimizer::do_congruence_step): Return true
396 when a split is done.
397 (congruence_class::is_class_used): Use referenced_by_count.
399 2019-06-04 Alan Modra <amodra@gmail.com>
402 * config/rs6000/rs6000.c (rs6000_call_aix): Correct r271753 merge
405 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
407 * config/rs6000/rs6000.h (MASK_MFPGPR): Delete.
408 * config/rs6000/rs6000.c (direct_move_p): Adjust.
409 (rs6000_secondary_reload_simple_move): Adjust.
410 (rs6000_opt_masks): Neuter the "mfpgpr" option.
411 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Adjust.
412 * config/rs6000/rs6000-cpus.def (ISA_2_5_MASKS_EMBEDDED): Adjust
415 * config/rs6000/rs6000.md (floatsi<mode>2_lfiwax): Adjust.
416 (floatunssi<mode>2_lfiwzx): Adjust.
417 (fix_trunc<mode>si2_stfiwx): Adjust.
418 (fixuns_trunc<mode>si2_stfiwx): Adjust.
419 * config/rs6000/rs6000.opt (mno-mfpgpr): New.
420 (mfpgpr): Mark as deprecated.
421 * doc/extend.texi (PowerPC Function Attributes): Delete mfpgpr.
422 (Basic PowerPC Built-in Functions Available on ISA 2.05): Adjust.
423 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete -mmfpgpr.
425 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
427 * config/rs6000/constraints.md (define_register_constraint "wg"):
429 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
430 RS6000_CONSTRAINT_wg.
431 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
432 (rs6000_init_hard_regno_mode_ok): Adjust.
433 * config/rs6000/rs6000.md (*mov<mode>_softfloat32, *movdi_internal64):
434 Delete "wg" alternatives.
435 * doc/md.texi (Machine Constraints): Adjust.
437 2019-06-03 Alan Modra <amodra@gmail.com>
439 * bb-reorder.c (copy_bb_p): Don't overflow size calculation.
440 (get_uncond_jump_length): Assert length less than INT_MAX and
443 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
446 * builtins.c (expand_builtin_longjmp): Add frame clobbers and schedule
448 (expand_builtin_nonlocal_goto): Likewise.
450 2019-06-03 Szabolcs Nagy <szabolcs.nagy@arm.com>
452 * config/aarch64/aarch64-protos.h (aarch64_asm_output_alias): Declare.
453 (aarch64_asm_output_external): Declare.
454 * config/aarch64/aarch64.c (aarch64_asm_output_variant_pcs): New.
455 (aarch64_declare_function_name): Call aarch64_asm_output_variant_pcs.
456 (aarch64_asm_output_alias): New.
457 (aarch64_asm_output_external): New.
458 * config/aarch64/aarch64.h (ASM_OUTPUT_DEF_FROM_DECLS): Define.
459 (ASM_OUTPUT_EXTERNAL): Define.
461 2019-06-03 Aldy Hernandez <aldyh@redhat.com>
462 * tree-vrp.h (value_range_base::nonzero_p): New.
463 (value_range_base::set_nonnull): Rename to...
464 (value_range_base::set_nonzero): ...this.
465 (value_range_base::set_null): Rename to...
466 (value_range_base::set_zero): ...this.
467 (value_range::set_nonnull): Remove.
468 (value_range::set_null): Remove.
469 * tree-vrp.c (range_is_null): Remove.
470 (range_is_nonnull): Remove.
471 (extract_range_from_binary_expr): Use value_range_base::*zero_p
472 instead of range_is_*null.
473 (extract_range_from_unary_expr): Same.
474 (value_range_base::set_nonnull): Rename to...
475 (value_range_base::set_nonzero): ...this.
476 (value_range::set_nonnull): Remove.
477 (value_range_base::set_null): Rename to...
478 (value_range_base::set_zero): ...this.
479 (value_range::set_null): Remove.
480 (extract_range_from_binary_expr): Rename set_*null uses to
482 (extract_range_from_unary_expr): Same.
483 (union_helper): Same.
484 * vr-values.c (get_value_range): Use set_*zero instead of
486 (vr_values::extract_range_from_binary_expr): Same.
487 (vr_values::extract_range_basic): Same.
489 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
492 * opts.c (parse_and_check_align_values): Allow 4 alignment values.
494 2019-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
496 * config/aarch64/iterators.md (MAX_OPP): New code attr.
497 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Rename to...
498 (aarch64_<su>abd<mode>_3): ... This.
499 (<sur>sadv16qi): Add TARGET_DOTPROD expansion.
501 2019-06-03 Richard Biener <rguenther@suse.de>
503 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
504 full reference tree and record in ref->ref.
505 (vn_reference_lookup_3): Pass in original ref to
506 ao_ref_init_from_vn_reference.
507 (vn_reference_lookup): Likewise.
508 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
509 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
510 Handle non-decl bases in the original reference.
512 2019-06-03 Martin Liska <mliska@suse.cz>
514 * doc/generic.texi: Remove Java Trees.
516 2019-06-03 Martin Liska <mliska@suse.cz>
518 * fold-const.c (operand_equal_p): Fix typo as compare_tree_int
519 returns 0 when operands are equal.
521 2019-06-03 Richard Biener <rguenther@suse.de>
523 PR tree-optimization/90716
524 * tree-loop-distribution.c (destroy_loop): Process blocks in
527 2019-06-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
530 * vector-builder.h (vector_builder::count_dups): New method.
531 * config/aarch64/aarch64-protos.h (aarch64_expand_sve_vector_init):
533 * config/aarch64/aarch64/sve.md (aarch64_sve_rev64<mode>): Use @.
534 (vec_init<mode><Vel>): New pattern.
535 * config/aarch64/aarch64.c (emit_insr): New function.
536 (aarch64_sve_expand_vector_init_handle_trailing_constants): Likewise.
537 (aarch64_sve_expand_vector_init_insert_elems): Likewise.
538 (aarch64_sve_expand_vector_init_handle_trailing_same_elem): Likewise.
539 (aarch64_sve_expand_vector_init): Define two overloaded functions.
541 2019-06-03 Alejandro Martinez <alejandro.martinezvicente@arm.com>
543 PR tree-optimization/90681
544 * internal-fn.c (mask_load_direct): Mark as non-vectorizable again.
545 * tree-vect-slp.c (vect_build_slp_tree_1): Add masked loads as a
546 special case for SLP, but fail on non-groupped loads.
548 2019-06-03 Martin Liska <mliska@suse.cz>
550 * cfg.c (debug): Use TDF_DETAILS for debug and
551 print edge info only once.
553 2019-06-02 Thomas Koenig <tkoenig@gcc.gnu.org>
556 * predict.def (PRED_FORTRAN_CONTIGUOUS): New predictor.
558 2019-06-01 Martin Sebor <msebor@redhat.com>
561 * tree-pretty-print.c (dump_generic_node): Add parentheses.
563 2019-05-31 Jan Hubicka <jh@suse.cz>
565 * alias.c: Include ipa-utils.h.
566 (get_alias_set): Try to complete ODR type via ODR type hash lookup.
567 * ipa-devirt.c (prevailing_odr_type): New.
568 * ipa-utils.h (previaling_odr_type): Declare.
570 2019-05-31 H.J. Lu <hongjiu.lu@intel.com>
571 Hongtao Liu <hongtao.liu@intel.com>
574 * config/i386/i386-features.c (rest_of_insert_endbranch): Remove
575 NOTE_INSN_DELETED_LABEL check.
577 2019-05-31 Prachi Godbole <prachi.godbole@imgtec.com>
578 Robert Suchanek <robert.suchanek@mips.com>
580 * config/mips/mips.c (mips_expand_builtin_insn): Swap the 1st
581 and 3rd operands of the fmadd/fmsub/maddv builtin.
583 2019-05-31 Jakub Jelinek <jakub@redhat.com>
585 * tree.h (OMP_CLAUSE__CONDTEMP__ITER): Define.
586 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
587 on OMP_SIMD if not nested inside of worksharing loop that also has
588 lastprivate conditional clause for the same decl.
589 (gimplify_omp_for): Add _condtemp_ clauses to OMP_SIMD if needed.
590 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_ also
592 (lower_rec_input_clauses): Likewise. Handle lastprivate conditional
594 (lower_lastprivate_conditional_clauses): Handle lastprivate conditional
596 (lower_lastprivate_clauses): Likewise.
597 (lower_omp_sections): Call lower_lastprivate_conditional_clauses before
598 calling lower_rec_input_clauses.
599 (lower_omp_for): Likewise.
600 (lower_omp_1): Use first rather than second OMP_CLAUSE__CONDTEMP_
601 clause on simd construct.
602 * omp-expand.c (expand_omp_simd): Initialize cond_var if
603 OMP_CLAUSE__CONDTEMP_ clause is present.
605 * omp-low.c (lower_rec_simd_input_clauses): Set TREE_THIS_NOTRAP on
608 2019-05-31 Xiong Hu Luo <luoxhu@linux.ibm.com>
611 * c-format.c (print_char_table, scanf_char_table): Replace BADLEN with
612 TEX_D32, TEX_D64 or TEX_D128.
614 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
616 * match.pd (~(vec?cst1:cst2)): New transformation.
618 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
620 * match.pd (X/[ex]D<Y/[ex]D): Handle negative denominator.
621 ((size_t)(A /[ex] B) CMP C): New transformation.
623 2019-05-31 Richard Sandiford <richard.sandiford@arm.com>
625 * doc/md.texi: Document define_insn_and_rewrite.
626 * rtl.def (DEFINE_INSN_AND_REWRITE): New rtx code.
627 * gensupport.c (queue_elem): Update comment.
628 (replace_operands_with_dups): New function.
629 (gen_rewrite_sequence): Likewise.
630 (process_rtx): Handle DEFINE_INSN_AND_REWRITE.
631 * read-rtl.c (apply_subst_iterator): Likewise.
632 (add_condition_to_rtx, named_rtx_p): Likewise.
633 (rtx_reader::read_rtx_operand): Likewise.
634 * config/aarch64/aarch64-sve.md
635 (while_ult<GPI:mode><PRED_ALL:mode>_cc): Rename to...
636 (*while_ult<GPI:mode><PRED_ALL:mode>_cc): ...this and use
637 define_insn_and_rewrite.
638 (*cond_<optab><mode>_any): Turn into define_insn_and_rewrites.
639 Remove separate define_split.
641 2019-05-31 Jan Hubicka <jh@suse.cz>
643 * tree-ssa-alias.c (type_has_components_p): New function.
644 (aliasing_component_refs_p): Use it.
646 2019-05-31 Martin Liska <mliska@suse.cz>
648 * gdbhooks.py: Add const_tree to TreePrinter.
650 2019-05-31 Thomas De Schampheleire <thomas.de_schampheleire@nokia.com>
653 * common.opt (feliminate-unused-debug-symbols): Enable by default.
654 * doc/invoke.texi (Debugging Options): Document new default of
655 -feliminate-unused-debug-symbols and remove restriction to 'stabs'.
657 2019-05-31 Jakub Jelinek <jakub@redhat.com>
659 PR tree-optimization/90671
660 * tree-ssa-threadupdate.c (ssa_create_duplicates): If
661 template_block used to be empty on the first call, don't use
662 gsi_split_seq_after and gsi_insert_seq_after, but remember whole
663 seq with bb_seq and set it with set_bb_seq.
665 2019-05-31 Iain Sandoe <iain@sandoe.co.uk>
667 * config/i386/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
669 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
670 Michael Meissner <meissner@linux.ibm.com>
672 * config/rs6000/predicates.md (pcrel_address): New define_predicate.
673 (prefixed_mem_operand): Likewise.
674 (non_prefixed_mem_operand): Likewise.
675 * config/rs6000/rs6000-protos.h (rs6000_prefixed_address): New
677 * config/rs6000/rs6000.c (print_operand_address): Handle
678 PC-relative addresses.
679 (mode_supports_prefixed_address_p): New function.
680 (rs6000_prefixed_address): New function.
681 * config/rs6000/rs6000.h (SYMBOL_FLAG_PCREL): New #define.
682 (SYMBOL_REF_PCREL_P): Likewise.
684 2019-05-30 Jakub Jelinek <jakub@redhat.com>
686 * gimplify.c (enum gimplify_omp_var_data): Add GOVD_CONDTEMP.
687 (gimplify_adjust_omp_clauses_1): Handle GOVD_CONDTEMP.
688 (gimplify_omp_for): If worksharing loop with lastprivate conditional
689 is nested inside of parallel region, add _condtemp_ clause to both.
690 * tree-nested.c (convert_nonlocal_omp_clauses,
691 convert_local_omp_clauses): Ignore OMP_CLAUSE__CONDTEMP_ instead of
693 * omp-general.h (struct omp_for_data): Add have_pointer_condtemp
695 * omp-general.c (omp_extract_for_data): Compute it.
696 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_.
697 (lower_rec_input_clauses): Likewise.
698 (lower_lastprivate_conditional_clauses): If OMP_CLAUSE__CONDTEMP_
699 clause is already present, just add one further one after it.
700 (lower_lastprivate_clauses): Handle cond_ptr with array type.
701 (lower_send_shared_vars): Clear _condtemp_ vars.
702 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle target data like critical
703 or section or taskgroup.
704 * omp-expand.c (determine_parallel_type): Disallow combining only if
705 first OMP_CLAUSE__CONDTEMP_ has pointer type. Disallow combining
706 of parallel sections if OMP_CLAUSE__CONDTEMP_ is present.
707 (expand_omp_for_generic, expand_omp_for_static_nochunk,
708 expand_omp_for_static_chunk, expand_omp_for): Use
709 fd->have_pointer_condtemp instead of fd->lastprivate_conditional to
710 determine if a special set of API routines are needed and if condtemp
711 needs to be initialized, while always initialize cond_var if
712 fd->lastprivate_conditional is non-zero.
714 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
715 Michael Meissner <meissner@linux.ibm.com>
717 * config/rs6000/constraints.md (eI): New constraint.
718 * config/rs6000/predicates.md (cint34_operand): New predicate.
719 * config/rs6000/rs6000.h (SIGNED_16BIT_OFFSET_P): New #define.
720 (SIGNED_34BIT_OFFSET_P): Likewise.
721 * doc/md.texi (eI): Document constraint.
723 2019-05-30 Sylvia Taylor <sylvia.taylor@arm.com>
725 * config/aarch64/aarch64-sve.md (*fabd<mode>3): New.
727 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
728 Michael Meissner <meissner@linux.ibm.com>
730 * rs6000-cpus.def (OTHER_FUSION_MASKS): New #define.
731 (ISA_3_0_MASKS_SERVER): Mask off OTHER_FUSION_MASKS.
732 (ISA_3_0_MASKS_IEEE): Remove OPTION_MASK_DIRECT_MOVE.
733 (ISA_FUTURE_MASKS_SERVER): Add OPTION_MASK_PREFIXED_ADDR.
734 (OTHER_FUTURE_MASKS): Likewise.
735 (POWERPC_MASKS): Likewise.
736 * rs6000.c (rs6000_option_override_internal): Error if -mpcrel is
737 specified without -mprefixed-addr or -mcpu=future. Error if
738 -mprefixed-addr is specified without -mcpu=future.
739 (rs6000_opt_masks): Add entry for prefixed-addr.
740 * rs6000.opt (mprefixed-addr): New option.
742 2019-05-30 Sam Tebbs <sam.tebbs@arm.com>
744 * aarch64/aarch64.c (aarch64_post_cfi_startproc): Add
745 cfun->is_thunk check.
747 2019-05-30 Jakub Jelinek <jakub@redhat.com>
749 * tree-predcom.c (is_inv_store_elimination_chain): Fix a typo - lenght
752 2019-05-30 Martin Liska <mliska@suse.cz>
754 * gdbinit.in: Fix 'ptc' command. Add trt
755 that prints TREE_TYPE($).
757 2019-05-29 Bill Schmidt <wschmidt@linux.ibm.com>
758 Alan Modra <amodra@gmail.com>
760 * config/rs6000/rs6000.c (rs6000_call_template_1): Handle pcrel
762 (rs6000_indirect_call_template_1): ...and here.
763 (rs6000_pltseq_template): Handle plt_pcrel34. Rework tocsave,
764 plt16_ha, plt16_lo, mtctr indirect calls. Use
766 (rs6000_decl_ok_for_sibcall): New function.
767 (rs6000_function_ok_for_sibcall): Refactor.
768 (rs6000_longcall_ref): Use UNSPEC_PLT_PCREL when pcrel.
769 (rs6000_call_aix): Don't emit toc restore rtl for indirect calls
770 when pcrel. Reorganize.
771 (rs6000_sibcall_aix): Don't add r2 to function usage when pcrel.
772 * rs6000.h (rs6000_pltseq_enum): New enum.
773 * rs6000.md (UNSPEC_PLT_PCREL): New unspec.
774 (*pltseq_tocsave): Use rs6000_pltseq_enum.
775 (*pltseq_plt16_ha): Likewise.
776 (*pltseq_plt16_lo): Likewise.
777 (*pltseq_mtctr): Likewise.
778 (*pltseq_plt_pcrel): New insn.
779 (*call_local_aix): Handle @notoc calls.
780 (*call_value_local_aix): Likewise.
781 (*call_nonlocal_aix): Adjust lengths for pcrel calls.
782 (*call_value_nonlocal_aix): Likewise.
783 (*call_indirect_pcrel): New insn.
784 (*call_value_indirect_pcrel): Likewise.
787 2019-05-29 Uroš Bizjak <ubizjak@gmail.com>
789 * config/i386/sse.md (*save_multiple<mode>): Rename from
791 (*restore_multiple<mode>): Rename from restore_multiple<mode>.
792 (*restore_multiple_and_return<mode>): Rename from
793 restore_multiple_and_return<mode>.
794 (*restore_multiple_leave_return<mode>): Rename from
795 restore_multiple_leave_return<mode>.
797 2019-05-29 Yoshinori Sato <ysato@users.sourceforge.jp>
799 * config.gcc (rx-*-linux*): New target.
800 * config/rx/elf.opt: New file.
801 * config/rx/linux.h: Likewise.
802 * config/rx/t-linux: Likewise.
803 * config/rx/rx.c (TARGET_SAVE_ACC_REGISTER): If not defined,
805 * config/rx/rx.h (ASM_APP_ON): Allow to be overridden.
806 (ASM_APP_OFF): Likewise.
807 * config/rx/rx.opt: Drop -msim and -mas100-syntax, they were
810 2019-05-29 Jan Hubicka <jh@suse.cz>
812 * tree-ssa-alias.c (same_type_for_tbaa): Return ture if main
813 variants are pointer equivalent.
815 2019-05-29 Alejandro Martinez <alejandro.martinezvicente@arm.com>
817 * config/aarch64/aarch64-c.c: Added TARGET_SVE2.
818 * config/aarch64/aarch64-sve2.md: New file.
819 (<u>avg<mode>3_floor): New pattern.
820 (<u>avg<mode>3_ceil): Likewise.
821 (*<sur>h<addsub><mode>): Likewise.
822 * config/aarch64/aarch64.h: Added AARCH64_ISA_SVE2 and TARGET_SVE2.
823 * config/aarch64/aarch64.md: Include aarch64-sve2.md.
825 2019-05-29 Jakub Jelinek <jakub@redhat.com>
828 * optc-save-gen.awk: In cl_optimization_print, use correct condition
829 for var_opt_string printing. In cl_optimization_print_diff, print
830 (null) instead of invoking undefined behavior if one of the
831 var_opt_string pointers is NULL and use && instead of first || in the
832 guarding condition. For var_target_other options, handle const char *
833 target variables similarly to const char * optimize node variables.
835 2019-05-29 Sam Tebbs <sam.tebbs@arm.com>
837 * config/aarch64/aarch64-builtins.c (aarch64_builtins): Add
838 AARCH64_PAUTH_BUILTIN_AUTIB1716 and AARCH64_PAUTH_BUILTIN_PACIB1716.
839 * config/aarch64/aarch64-builtins.c (aarch64_init_pauth_hint_builtins):
840 Add autib1716 and pacib1716 initialisation.
841 * config/aarch64/aarch64-builtins.c (aarch64_expand_builtin): Add checks
842 for autib1716 and pacib1716.
843 * config/aarch64/aarch64-protos.h (aarch64_key_type,
844 aarch64_post_cfi_startproc): Define.
845 * config/aarch64/aarch64-protos.h (aarch64_ra_sign_key): Define extern.
846 * config/aarch64/aarch64.c (aarch64_handle_standard_branch_protection,
847 aarch64_handle_pac_ret_protection): Set default sign key to A.
848 * config/aarch64/aarch64.c (aarch64_expand_epilogue,
849 aarch64_expand_prologue): Add check for b-key.
850 * config/aarch64/aarch64.c (aarch64_ra_sign_key,
851 aarch64_post_cfi_startproc, aarch64_handle_pac_ret_b_key): Define.
852 * config/aarch64/aarch64.h (TARGET_ASM_POST_CFI_STARTPROC): Define.
853 * config/aarch64/aarch64.c (aarch64_pac_ret_subtypes): Add "b-key".
854 * config/aarch64/aarch64.md (unspec): Add UNSPEC_AUTIA1716,
855 UNSPEC_AUTIB1716, UNSPEC_AUTIASP, UNSPEC_AUTIBSP, UNSPEC_PACIA1716,
856 UNSPEC_PACIB1716, UNSPEC_PACIASP, UNSPEC_PACIBSP.
857 * config/aarch64/aarch64.md (do_return): Add check for b-key.
858 * config/aarch64/aarch64.md (<pauth_mnem_prefix>sp): Replace
859 pauth_hint_num_a with pauth_hint_num.
860 * config/aarch64/aarch64.md (<pauth_mnem_prefix>1716): Replace
861 pauth_hint_num_a with pauth_hint_num.
862 * config/aarch64/aarch64.opt (msign-return-address=): Deprecate.
863 * config/aarch64/iterators.md (PAUTH_LR_SP): Add UNSPEC_AUTIASP,
864 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
865 * config/aarch64/iterators.md (PAUTH_17_16): Add UNSPEC_AUTIA1716,
866 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716.
867 * config/aarch64/iterators.md (pauth_mnem_prefix): Add UNSPEC_AUTIA1716,
868 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716, UNSPEC_AUTIASP,
869 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
870 * config/aarch64/iterators.md (pauth_hint_num_a): Replace
871 UNSPEC_PACI1716 and UNSPEC_AUTI1716 with UNSPEC_PACIA1716 and
872 UNSPEC_AUTIA1716 respectively.
873 * config/aarch64/iterators.md (pauth_hint_num_a): Rename to pauth_hint_num
874 and add UNSPEC_PACIBSP, UNSPEC_AUTIBSP, UNSPEC_PACIB1716, UNSPEC_AUTIB1716.
875 * doc/invoke.texi (-mbranch-protection): Add b-key type.
876 * config/aarch64/aarch64-bti-insert.c (aarch64_pac_insn_p): Rename
877 UNSPEC_PACISP to UNSPEC_PACIASP and UNSPEC_PACIBSP.
879 2019-05-29 Jakub Jelinek <jakub@redhat.com>
881 * gimplify.c (struct gimplify_omp_ctx): Add clauses member.
882 (gimplify_scan_omp_clauses): Initialize ctx->clauses.
883 (gimplify_adjust_omp_clauses_1): Transform lastprivate conditional
884 explicit clause on combined parallel into implicit shared clause.
885 (gimplify_adjust_omp_clauses): Move lastprivate conditional clause
886 and firstprivate if the decl has one too from combined parallel to
887 the worksharing construct.
889 2019-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
890 Michael Meissner <meissner@linux.ibm.com>
892 * config/rs6000/rs6000-cpus.def (OTHER_FUTURES_MASK): New #define.
894 2019-05-28 Michael Meissner <meissner@linux.ibm.com>
896 * rtl.h (LABEL_REF_P): New #define.
898 2019-05-28 John David Anglin <danglin@gcc.gnu.org>
900 * config/pa/pa.c (hppa_profile_hook): Remove offset adjustment.
902 2019-05-28 Alejandro Martinez <alejandro.martinezvicente@arm.com>
904 * internal-fn.c: Marked mask_load_direct as vectorizable.
905 * tree-data-ref.c (data_ref_compare_tree): Fixed comment typo.
906 * tree-vect-data-refs.c (can_group_stmts_p): Allow masked loads to be
907 combined even if masks different with allow_slp_p param.
908 (vect_analyze_data_ref_accesses): Mark SLP only vectorizable groups.
909 * tree-vect-loop.c (vect_dissolve_slp_only_groups): New function to
910 dissolve SLP-only vectorizable groups when SLP has been discarded.
911 (vect_analyze_loop_2): Call vect_dissolve_slp_only_groups when needed.
912 * tree-vect-slp.c (vect_get_and_check_slp_defs): Check masked loads
914 (vect_build_slp_tree_1): Fixed comment typo.
915 (vect_build_slp_tree_2): Include masks from masked loads in SLP tree.
916 * tree-vect-stmts.c (vectorizable_load): Allow vectorizaion of masked
918 * tree-vectorizer.h (_stmt_vec_info): Added flag for SLP-only
920 * tree-vectorizer.c (vec_info::new_stmt_vec_info): Likewise.
922 2019-05-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
924 * config/alpha/alpha.c [TARGET_ABI_OSF] (alpha_output_mi_thunk_osf):
925 Remove obsolete use_thunk reference.
926 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
927 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
928 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
929 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
930 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
931 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
932 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
933 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
934 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
936 2019-05-28 Nathan Sidwell <nathan@acm.org>
938 * tree.h (IDENTIFIER_ANON_P): New.
939 (anon_aggrname_format, anon_aggname_p): Don't declare.
940 (make_anon_name): Declare.
941 * lto-streamer-out.c (DFS::DFS_write_tree_body): Use IDENTIFIER_ANON_P.
942 (hash_tree): Likewise.
943 * tree-streamer-out.c (write_ts_decl_minimal_tree): Likewise.
944 * tree.c (anon_aggrname_p, anon_aggrname_format): Delete.
945 (anon_cnt, make_anon_name): New.
947 2019-05-28 Martin Liska <mliska@suse.cz>
950 * opts-global.c (decode_options): Print help for all
951 help_option_arguments.
952 * opts.c (print_help): Add new argument.
953 (common_handle_option): Remember all values into
954 help_option_arguments.
955 * opts.h (print_help): Add new argument.
957 2019-05-28 Martin Liska <mliska@suse.cz>
960 * ipa-icf-gimple.c (func_checker::compare_loops): New function.
961 * ipa-icf-gimple.h (func_checker::compare_loops): Likewise.
962 (func_checker::compare_bb): Call compare_loops.
964 2019-05-27 Jakub Jelinek <jakub@redhat.com>
966 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
967 on sections construct.
968 * omp-low.c (lower_lastprivate_conditional_clauses): Handle sections
970 (lower_omp_sections): Handle lastprivate conditional.
971 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle sections construct with
972 lastprivate_conditional_map.
973 * omp-expand.c (expand_omp_sections): Handle lastprivate conditional.
975 * omp-low.c (lower_omp_1) <case GIMPLE_ASSIGN>: Look through ordered,
976 critical, taskgroup and section regions when looking for a region
977 with non-NULL lastprivate_conditional_map.
979 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
981 * config/i386/i386.c (ix86_gen_add3): Remove indirect function.
982 (*ix86_gen_sub3): Ditto.
983 (*ix86_gen_sub3_carry): Ditto.
984 (*ix86_gen_one_cmpl2): Ditto.
985 (*ix86_gen_andsp): Ditto.
986 (ix86_init_large_pic_reg): Use gen_add2_insn instead of ix86_gen_add3.
987 (gen_and2_insn): New static function.
988 (ix86_expand_prologue): Use gen_and2_insn instead of ix86_gen_andsp.
989 Use gen_add3_insn instead of ix86_gen_add3.
990 (ix86_expand_split_stack_prologue): Use gen_add2_insn
991 instead of ix86_gen_add3.
992 (legitimize_tls_address): Use gen_add2_insn instead of ix86_gen_add3.
993 Use gen_sub3_insn instead of ix86_gen_sub3.
994 * config/i386-expand.c (ix86_split_long_move): Use gen_add2_insn
995 instead of ix86_gen_add3.
996 (ix86_expand_strlensi_unroll_1): Use gen_add2_insn instead of
997 ix86_gen_add3. Use gen_sub3_insn instead of ix86_gen_sub3.
998 (construct_plt_address): Use gen_add2_insn instead of ix86_gen_add3.
999 * config/i386/i386-options.c (ix86_option_override_internal):
1000 Do not initialize ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
1001 ix86_gen_one_cmpl2 and ix86_gen_andsp.
1003 2019-05-27 Eric Botcazou <ebotcazou@adacore.com>
1005 * dwarf2out.c (resolve_args_picking_1): Deal with DW_OP_GNU_addr_index
1006 and DW_OP_GNU_const_index opcodes.
1008 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
1010 * config/i386/i386.h (STACK_SIZE_MODE): Define.
1012 2019-05-27 Richard Biener <rguenther@suse.de>
1014 PR tree-optimization/90637
1015 * tree-ssa-sink.c (statement_sink_location): Honor the
1016 computed sink location for single-uses.
1018 2019-05-27 Richard Biener <rguenther@suse.de>
1021 * match.pd (vec_perm): Avoid clobbering op0 when not generating
1024 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1026 * config/i386/i386.md (@sub<mode>3_carry): Rename
1027 from sub<mode>3_carry.
1028 (@leave_<mode>): New expander.
1029 (*leave): Rename from leave.
1030 (*leave_rex64): Rename from leave_rex64.
1031 (@monitorx_<mode>): Rename from monitorx_<mode>.
1032 (@clzero_<mode>): Rename from clzero_<mode>.
1033 * config/i386/sse.md (@sse3_monitor_<mode>): Rename
1034 from sse3_monitor_<mode>.
1035 * config/i386/i386.c (ix86_gen_sub3_carry): Remove indirect function.
1036 (*ix86_gen_leave): Ditto.
1037 (*ix86_gen_monitor): Ditto.
1038 (*ix86_gen_monitorx): Ditto.
1039 (*ix86_gen_clzero): Ditto.
1040 (ix86_emit_leave): Use gen_leave instead of ix86_gen_leave.
1041 * config/i386/i386-expand.c (ix86_expand_strlensi_unroll_1):
1042 Use gen_sub3_carry instead of ix86_gen_sub3_carry.
1043 (ix86_expand_builtin) <case IX86_BUILTIN_MONITOR>:
1044 Use gen_sse3_monitor instead of ix86_gen_monitor.
1045 <case IX86_BUILTIN_MONITORX>: Use gen_monitorx
1046 instead of ix86_gen_monitorx.
1047 <case IX86_BUILTIN_CLZERO>: Use gen_clzero
1048 instead of ix86_gen_clzero.
1049 * config/i386/i386-options.c (ix86_option_override_internal):
1050 Do not initialize ix86_gen_leave, ix86_gen_sub3_carry,
1051 ix86_gen_monitor, ix86_gen_monitorx and ix86_gen_clzero.
1053 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1055 * config/i386/i386.md (@tls_global_dynamic_64_<mode>):
1056 Rename from tls_global_dynamic_64_<mode>.
1057 (@tls_local_dynamic_base_64_<mode>): Rename from
1058 tls_local_dynamic_base_64_<mode>.
1059 * config/i386/i386.c (*ix86_gen_tls_global_dynamic_64):
1060 Remove indirect function.
1061 (*ix86_gen_tls_local_dynamic_base_64): Ditto.
1062 (legitimize_tls_address): Use gen_tls_global_dynamic_64 function
1063 instead of ix86_gen_tls_global_dynamic_64.
1064 Use gen_tls_local_dynamic_base_64 instead of
1065 ix86_gen_tls_local_dynamic_base_64.
1066 * config/i386/i386-options.c (ix86_option_override_internal):
1067 Do not initialize ix86_gen_tls_global_dynamic_64 and
1068 ix86_gen_tls_local_dynamic_base_64.
1070 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1072 * config/i386/i386.md (@pro_epilogue_adjust_stack_add_<mode>)
1073 Rename from pro_epilogue_adjust_stack_<mode>_add.
1074 (@pro_epilogue_adjust_stack_sub_<mode>)
1075 Rename from pro_epilogue_adjust_stack_<mode>_sub.
1076 (@allocate_stack_worker_probe_<mode>):
1077 Rename from allocate_stack_worker_probe_<mode>.
1078 (allocate_stack): Use gen_allocate_stack_worker_probe.
1079 (probe_stack): Use gen_probe_stack_1.
1080 (@probe_stack_1_<mode>): Rename from probe_stack_<mode>.
1081 (@adjust_stack_and_probe_<mode>): Rename from
1082 adjust_stack_and_probe<mode>.
1083 (@probe_stack_range_<mode>): Rename from probe_stack_range<mode>.
1084 (stack_protect_set): Use gen_stack_protect_set_1.
1085 (@stack_protect_set_1_<mode>): Rename from stack_protect_set_<mode>.
1086 (stack_protect_test): Use gen_stack_protect_test_1.
1087 (@stack_protect_test_1_<mode>): Rename from stack_protect_test_<mode>.
1088 * config/i386/i386.c (*ix86_gen_allocate_stack_worker):
1089 Remove indirect function.
1090 (*ix86_gen_adjust_stack_and_probe): Ditto.
1091 (*ix86_gen_probe_stack_range): Ditto.
1092 (pro_epilogue_adjust_stack): Use gen_pro_epilogue_adjust_stack_add
1093 instead of gen_pro_epilogue_adjust_stack_{si,di}_add.
1094 (ix86_adjust_stack_and_probe_stack_clash): Use
1095 gen_adjust_stack_and_probe instead of ix86_gen_adjust_stack_and_probe.
1096 (ix86_adjust_stack_and_probe): Ditto.
1097 (ix86_emit_probe_stack_range): Use gen_probe_stack_range instead
1098 of ix86_gen_probe_stack_range.
1099 (ix86_expand_prologue): Use gen_pro_epilogue_adjust_stack_sub
1100 instead of gen_pro_epilogue_adjust_stack_{si,di}_sub.
1101 * config/i386/x86-tune-sched.c (ix86_macro_fusion_pair_p):
1102 Include insn-opinit.h. Use code_for_stack_protect_test_1 instead of
1103 CODE_FOR_stack_protect_test_{si,di}.
1104 * config/i386/i386-options.c (ix86_option_override_internal):
1105 Do not initialize ix86_gen_allocate_stack_worker,
1106 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
1108 2019-05-26 Gerald Pfeifer <gerald@pfeifer.com>
1110 * doc/invoke.texi (Link Options): Many editorial changes around
1113 2019-05-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1115 * doc/invoke.texi (x86 Options, -mvect8-ret-in-mem): Remove
1116 pre-Solaris 11 referene and most Studio compiler details.
1118 2019-05-24 John David Anglin <danglin@gcc.gnu.org>
1121 * config/pa/pa.c (pa_can_change_mode_class): Accept mode changes from
1122 DImode to SImode in floating-point registers on 64-bit target.
1123 * config/pa/pa.md (umulsidi3): Change nonimmediate_operand to
1124 register_operand in xmpyu patterns.
1126 2019-05-24 Jakub Jelinek <jakub@redhat.com>
1128 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__CONDTEMP_.
1129 * tree.h (OMP_CLAUSE_DECL): Use OMP_CLAUSE__CONDTEMP_ instead of
1130 OMP_CLAUSE__REDUCTEMP_.
1131 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add
1132 OMP_CLAUSE__CONDTEMP_.
1133 (walk_tree_1): Handle OMP_CLAUSE__CONDTEMP_.
1134 * tree-pretty-print.c (dump_omp_clause): Likewise.
1135 * tree-nested.c (convert_nonlocal_omp_clauses,
1136 convert_local_omp_clauses): Likewise.
1137 * gimplify.c (enum gimplify_omp_var_data): Use hexadecimal constants
1138 instead of decimal. Add GOVD_LASTPRIVATE_CONDITIONAL.
1139 (gimplify_scan_omp_clauses): Don't reject lastprivate conditional
1141 (gimplify_omp_for): Warn and disable conditional modifier from
1142 lastprivate on loop iterators.
1143 * omp-general.h (struct omp_for_data): Add lastprivate_conditional
1145 * omp-general.c (omp_extract_for_data): Initialize it.
1146 * omp-low.c (struct omp_context): Add lastprivate_conditional_map
1148 (delete_omp_context): Delete it.
1149 (lower_lastprivate_conditional_clauses): New function.
1150 (lower_lastprivate_clauses): Add BODY_P and CSTMT_LIST arguments,
1151 handle lastprivate conditional clauses.
1152 (lower_reduction_clauses): Add CLIST argument, emit it into
1153 the critical section if any.
1154 (lower_omp_sections): Adjust lower_lastprivate_clauses and
1155 lower_reduction_clauses callers.
1156 (lower_omp_for_lastprivate): Add CLIST argument, pass it through
1157 to lower_lastprivate_clauses.
1158 (lower_omp_for): Call lower_lastprivate_conditional_clauses, adjust
1159 lower_omp_for_lastprivate and lower_reduction_clauses callers, emit
1160 clist into a critical section if not emitted there already by
1161 lower_reduction_clauses.
1162 (lower_omp_taskreg, lower_omp_teams): Adjust lower_reduction_clauses
1164 (lower_omp_1): Handle GIMPLE_ASSIGNs storing into lastprivate
1165 conditional variables.
1166 * omp-expand.c (determine_parallel_type): Punt if OMP_CLAUSE__CONDTEMP_
1168 (expand_omp_for_generic, expand_omp_for_static_nochunk,
1169 expand_omp_for_static_chunk): Handle lastprivate conditional.
1170 (expand_omp_for): Handle fd.lastprivate_conditional like
1173 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
1175 * config/gcn/gcn-run.c (main): Set a non-zero return value if the
1176 kernel does not exit cleanly.
1177 * config/gcn/gcn.md (gcn_return): Insert s_waitcnt before s_dcache_wb.
1179 2019-05-24 Jason Merrill <jason@redhat.com>
1182 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
1184 2019-05-24 Richard Biener <rguenther@suse.de>
1187 * tree-loop-distribution.c (struct partition): Add location
1189 (partition_alloc): Initialize all fields.
1190 (generate_memset_builtin): Use the location recorded in the
1191 partition for the generated call.
1192 (generate_memcpy_builtin): Likewise.
1193 (classify_partition): Record the location of a single store
1194 as location for the partition.
1196 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
1198 * config/gcn/gcn.c (gcn_expand_prologue): Use gen_addsi3_scalar_carry
1201 2019-05-24 Matthew Malcomson <matthew.malcomson@arm.com>
1204 * common/config/aarch64/aarch64-common.c
1205 (aarch64_rewrite_selected_cpu): Change local temporary variable
1206 type from unsigned long to uint64_t.
1207 * config/aarch64/aarch64-protos.h (aarch64_parse_extension,
1208 aarch64_get_extension_string_for_isa_flags): Change declaration to
1209 match new definition by replacing unsigned long with uint64_t.
1211 2019-05-24 Jakub Jelinek <jakub@redhat.com>
1214 * config/i386/x86-tune-sched.c (ix86_macro_funsion_pair_p): Call
1215 gen_attr_type just once instead of 4-7 times. Formatting fixes.
1216 Handle stack_protect_test_<mode> codegen similarly to corresponding
1219 2019-05-23 Iain Sandoe <iain@sandoe.co.uk>
1221 * config/i386/darwin.h: Reject -mfentry*.
1222 * doc/sourcebuild.texi: Document mfentry target support.
1224 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1226 * config/rs6000/rs6000.c (rs6000_global_entry_point_needed_p):
1227 Rename to rs6000_global_entry_point_prologue_needed_p. Return
1228 false for PC-relative functions.
1229 (rs6000_output_function_prologue): Change called function name to
1230 rs6000_global_entry_point_prologue_needed_p. Emit ".localentry
1231 name,1" for PC-relative functions.
1232 (rs6000_elf_declare_function_name): Change called function name to
1233 rs6000_global_entry_point_prologue_needed_p.
1235 2019-05-23 Uroš Bizjak <ubizjak@gmail.com>
1238 * config/i386/i386.c (gen_rtx_cost):
1239 Use ix86_tune_cost instead of ix86_cost.
1241 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1242 Michael Meissner <meissner@linux.ibm.com>
1243 Segher Boessenkool <segher@kernel.crashing.org>
1245 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): Add
1247 (POWERPC_MASKS): Add OPTION_MASK_PCREL.
1248 * config/rs6000/rs6000-protos.h (rs6000_pcrel_p): New prototype.
1249 (rs6000_fndecl_pcrel_p): Likewise.
1250 * config/rs6000/rs6000.c (rs6000_option_override_internal): Report
1251 error if -mpcrel is requested without -mcpu=future.
1252 (rs6000_opt_masks): Add entry for pcrel.
1253 (rs6000_fndecl_pcrel_p): New function.
1254 (rs6000_pcrel_p): Likewise.
1255 * config/rs6000/rs6000.opt (mpcrel): New option.
1256 * doc/invoke.texi: Document -mpcrel and -mno-pcrel.
1258 2019-05-23 Jan Hubicka <jh@suse.cz>
1259 Martin Liska <mliska@suse.cz>
1261 PR tree-optimization/90576
1262 * tree-ssa-alias.c (compare_sizes): Remove dead calls to
1264 (aliasing_component_refs_p): Fix three way size compare conditional;
1265 give up earlier in case we can not decide on equivalence.
1267 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1268 Michael Meissner <meissner@linux.ibm.com>
1269 Segher Boessenkool <segher@kernel.crashing.org>
1271 * config.gcc: Add future cpu.
1272 * config/rs6000/driver-rs6000.c (asm_names): Add future cpu.
1273 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): New
1275 (POWERPC_MASKS): Add OPTION_MASK_FUTURE.
1276 (RS6000_CPU): New instantiation for future cpu.
1277 * config/rs6000/rs6000-opts.h (enum processor_type): Add
1279 * config/rs6000/rs6000-string.c (expand_compare_loop): Treat
1280 PROCESSOR_FUTURE like PROCESSOR_POWER9 for now.
1281 * config/rs6000/rs6000-tables.opt: Regenerate.
1282 * config/rs6000/rs6000.c (rs6000_option_override_internal): Treat
1283 PROCESSOR_FUTURE similarly to PROCESSOR_POWER9 for now.
1284 (rs6000_machine_from_flags): Handle future cpu.
1285 (rs6000_reassociation_width): Treat PROCESSOR_FUTURE like
1286 PROCESSOR_POWER9 for now.
1287 (rs6000_adjust_cost): Likewise.
1288 (rs6000_issue_rate): Likewise.
1289 (rs6000_register_move_cost): Likewise.
1290 (rs6000_opt_masks): Add entry for future.
1291 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add future cpu.
1292 (MASK_FUTURE): New #define.
1293 * config/rs6000/rs6000.md (define_attr "cpu"): Add future cpu.
1294 * config/rs6000/rs6000.opt (mfuture): New target option.
1295 * doc/invoke.texi (mcpu): Add future cpu.
1297 2019-05-23 Martin Liska <mliska@suse.cz>
1300 * tree-ssa-uninit.c (value_sat_pred_p): The result of &
1301 operation points to a temporary (pointed via tree_to_wide_ref)
1302 that is out of scope after the &.
1304 2019-05-23 Jonathan Wakely <jwakely@redhat.com>
1307 * doc/extend.texi (Function Names): Add missing word.
1309 2019-05-23 Richard Biener <rguenther@suse.de>
1311 PR tree-optimization/88440
1312 * opts.c (default_options_table): Enable -ftree-loop-distribute-patterns
1314 * tree-loop-distribution.c (generate_memset_builtin): Fold the
1316 (generate_memcpy_builtin): Likewise.
1317 (distribute_loop): Pass in whether to only distribute patterns.
1318 (prepare_perfect_loop_nest): Also allow size optimization.
1319 (pass_loop_distribution::execute): When optimizing a loop
1320 nest for size allow pattern replacement.
1322 2019-05-23 Jakub Jelinek <jakub@redhat.com>
1325 * config/i386/i386.md (stack_protect_test_<mode>): Use sub instead
1328 2019-05-23 Martin Liska <mliska@suse.cz>
1331 * gimplify.c (gimplify_target_expr): Skip TREE_STATIC target
1332 expression similarly to gimplify_decl_expr.
1334 2019-05-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1336 * cse.c (cse_dump_path): s/dump_file/f.
1338 2019-05-22 David Malcolm <dmalcolm@redhat.com>
1341 * diagnostic-format-json.cc: Include "selftest.h".
1342 (json_from_expanded_location): Only add "file" key for non-NULL
1344 (json_from_location_range): Don't add "start" and "finish"
1345 children if they are UNKNOWN_LOCATION.
1346 (selftest::test_unknown_location): New selftest.
1347 (selftest::test_bad_endpoints): New selftest.
1348 (selftest::diagnostic_format_json_cc_tests): New function.
1349 * json.cc (json::object::get): New function.
1350 (selftest::test_object_get): New selftest.
1351 (selftest::json_cc_tests): Call it.
1352 * json.h (json::object::get): New decl.
1353 * selftest-run-tests.c (selftest::run_tests): Call
1354 selftest::diagnostic_format_json_cc_tests.
1355 * selftest.h (selftest::diagnostic_format_json_cc_tests): New
1358 2019-05-22 Kwok Cheung Yeung <kcy@codesourcery.com>
1359 Andrew Stubbs <amd@codesourcery.com>
1361 * config.gcc (gcc_cv_initfini_array): Set for AMD GCN.
1362 * config/gcn/gcn-run.c (init_array_kernel, fini_array_kernel): New.
1363 (kernel): Rename to...
1364 (main_kernel): ... this.
1365 (load_image): Load _init_array and _fini_array kernels.
1366 (run): Add argument for kernel to run.
1367 (main): Run init_array_kernel before main_kernel, and
1368 fini_array_kernel after.
1369 * config/gcn/gcn.c (gcn_handle_amdgpu_hsa_kernel_attribute): Allow
1370 amdgpu_hsa_kernel attribute on functions.
1371 (gcn_disable_constructors): Delete.
1372 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): Delete.
1373 * config/gcn/crt0.c (size_t): Define.
1374 (_init_array, _fini_array): New.
1375 (__preinit_array_start, __preinit_array_end,
1376 __init_array_start, __init_array_end,
1377 __fini_array_start, __fini_array_end): Declare weak references.
1379 2019-05-22 Andrew Stubbs <ams@codesourcery.com>
1381 * config/gcn/gcn.c (gcn_trampoline_init): Call "sorry" on GCN5.
1383 2019-05-22 Jason Merrill <jason@redhat.com>
1385 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
1387 2019-05-22 H.J. Lu <hongjiu.lu@intel.com>
1390 * config/i386/i386-options.c (ix86_init_machine_status): Set
1391 stack_frame_required to true.
1392 * config/i386/i386.c (ix86_get_frame_size): New function.
1393 (ix86_frame_pointer_required): Replace get_frame_size with
1394 ix86_get_frame_size.
1395 (ix86_compute_frame_layout): Likewise.
1396 (ix86_find_max_used_stack_alignment): Changed to void. Set
1397 stack_frame_required.
1398 (ix86_finalize_stack_frame_flags): Always call
1399 ix86_find_max_used_stack_alignment. Replace get_frame_size with
1400 ix86_get_frame_size.
1401 * config/i386/i386.h (machine_function): Add stack_frame_required.
1403 2019-05-22 Uroš Bizjak <ubizjak@gmail.com>
1405 * config/i386/sse.md (sse_cvtpi2ps): Use TARGET_MMX in insn condition.
1407 2019-05-22 Matthew Malcomson <matthew.malcomson@arm.com>
1409 * common/config/aarch64/aarch64-common.c
1410 (struct aarch64_option_extension, struct processor_name_to_arch,
1411 struct arch_to_arch_name, aarch64_parse_extension, opt_ext_cmp,
1412 aarch64_contains_opt,
1413 aarch64_get_extension_string_for_isa_flags): Change type of
1414 variables storing flags to uint64_t.
1415 * config/aarch64/aarch64-option-extensions.def (sve2, sve2-sm4,
1416 sve2-aes, sve2-sha3, bitperm): New optional SVE2 extension flags.
1417 * config/aarch64/aarch64.c (struct processor,
1418 aarch64_parse_arch, aarch64_parse_cpu, aarch64_validate_mcpu,
1419 aarch64_validate_march, aarch64_override_options,
1420 aarch64_option_print, aarch64_handle_attr_isa_flags,
1421 aarch64_declare_function_name, aarch64_start_file): Make flag
1423 * config/aarch64/aarch64.h (AARCH64_FL_SVE2, AARCH64_FL_SVE2_AES,
1424 AARCH64_FL_SVE2_SM4, AARCH64_FL_SVE2_SHA3,
1425 AARCH64_FL_SVE2_BITPERM): New macro feature flags.
1426 * config/aarch64/aarch64.opt (aarch64_isa_flags): Make uint64_t.
1427 * config/aarch64/driver-aarch64.c
1428 (struct aarch64_arch_extension, struct aarch64_core_data,
1429 struct aarch64_arch_driver_info, host_detect_local_cpu): Make
1430 flag variables uint64_t.
1431 * doc/invoke.texi: Add documentation for new arguments.
1433 2019-05-22 Richard Biener <rguenther@suse.de>
1435 * alias.c (ao_ref_from_mem): Move stack-slot sharing
1437 * emit-rtl.c (set_mem_attributes_minus_bitpos): ... here.
1439 2019-05-22 Martin Liska <mliska@suse.cz>
1442 * doc/extend.texi: Document the change.
1444 2019-05-22 Richard Biener <rguenther@suse.de>
1446 PR tree-optimization/90450
1447 * tree-ssa-loop-im.c (struct im_mem_ref): Add ref_decomposed.
1448 (mem_ref_hasher::equal): Check it.
1449 (mem_ref_alloc): Initialize it.
1450 (gather_mem_refs_stmt): Set it.
1452 2019-05-22 Richard Biener <rguenther@suse.de>
1454 * gimple-fold.c (arith_code_with_undefined_signed_overflow):
1456 (rewrite_to_defined_overflow): Handle rewriting ABS_EXPR
1459 2019-05-22 Alan Modra <amodra@gmail.com>
1461 * config/rs6000/rs6000.h (ASM_OPT_ANY): Define.
1462 (ASM_CPU_SPEC): Conditionally add -many.
1463 * config/rs6000/rs6000.c (rs6000_machine): New static var.
1464 (rs6000_machine_from_flags, emit_asm_machine): New functions..
1465 (rs6000_file_start): ..extracted from here, and modified to
1467 (rs6000_output_function_prologue): Emit .machine as necessary.
1468 * testsuite/gcc.target/powerpc/ppc32-abi-dfp-1.c: Don't use
1470 * testsuite/gcc.dg/vect/O3-pr70130.c: Disable default options
1471 added by check_vect_support_and_set_flags.
1472 * testsuite/gcc.dg/vect/pr48765.c: Likewise.
1473 * testsuite/gfortran.dg/vect/pr45714-b.f: Likewise.
1475 2019-05-22 Hans-Peter Nilsson <hp@axis.com>
1478 * ira-lives.c (process_bb_node_lives): Consider defs
1479 for a call insn to be die before the call, not after.
1481 * function.c (assign_parm_setup_block): Raise alignment of
1482 stacked parameter only for STRICT_ALIGNMENT targets.
1484 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1486 * config/rs6000/constraints.md (define_register_constraint "wz"):
1488 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1489 RS6000_CONSTRAINT_wz.
1490 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1491 (rs6000_init_hard_regno_mode_ok): Adjust.
1492 * config/rs6000/rs6000.md: Replace "wz" constraint by "d" with "p7".
1493 * doc/md.texi (Machine Constraints): Adjust.
1495 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1497 * config/rs6000/constraints.md (define_register_constraint "wl"):
1499 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1500 RS6000_CONSTRAINT_wl.
1501 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1502 (rs6000_init_hard_regno_mode_ok): Adjust.
1503 * config/rs6000/rs6000.md: Replace "wl" constraint by "d" with "p6".
1504 * doc/md.texi (Machine Constraints): Adjust.
1506 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1508 * config/rs6000/constraints.md (define_register_constraint "wm"):
1510 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1511 RS6000_CONSTRAINT_wm.
1512 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1513 (rs6000_init_hard_regno_mode_ok): Adjust.
1514 * config/rs6000/vsx.md: Replace "wm" constraint by "wa" with "p8v".
1515 * doc/md.texi (Machine Constraints): Adjust.
1517 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1519 * config/rs6000/constraints.md (define_register_constraint "wk"):
1521 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1522 RS6000_CONSTRAINT_wk.
1523 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1524 (rs6000_init_hard_regno_mode_ok): Adjust.
1525 * config/rs6000/rs6000.md: Replace "wk" constraint by "ws" with "p8v".
1526 * doc/md.texi (Machine Constraints): Adjust.
1528 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1530 * config/rs6000/constraints.md (define_register_constraint "wj"):
1532 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1533 RS6000_CONSTRAINT_wj.
1534 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1535 (rs6000_init_hard_regno_mode_ok): Adjust.
1536 * config/rs6000/rs6000.md: Replace "wj" constraint by "wi" with "p8v".
1538 * config/rs6000/vsx.md: Ditto.
1539 * doc/md.texi (Machine Constraints): Adjust.
1541 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1543 * config/rs6000/constraints.md (define_register_constraint "wh"):
1545 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1546 RS6000_CONSTRAINT_wh.
1547 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1548 (rs6000_init_hard_regno_mode_ok): Adjust.
1549 * config/rs6000/rs6000.md: Replace "wh" constraint by "wa" with "p8v".
1550 * doc/md.texi (Machine Constraints): Adjust.
1552 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
1555 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
1556 Avoid calling gen_lowpart with CONST operand.
1558 2019-05-21 Alexandre Oliva <aoliva@redhat.com>
1560 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add
1561 field template_last_to_copy.
1562 (ssa_create_duplicates): Set it, and use it. Attempt to
1563 preserve more debug stmts.
1565 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
1567 * config/i386/sse.md (VF1_AVX2): New mode iterator.
1568 (signbit<mode>2): New expander
1570 2019-05-21 James Clarke <jrtc27@jrtc27.com>
1573 * dwarf2out.c (dwarf2out_inline_entry): Use ASM_OUTPUT_DEBUG_LABEL
1574 instead of ASM_GENERATE_INTERNAL_LABEL and ASM_OUTPUT_LABEL.
1576 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
1578 * config/i386/cpuid.h (__cpuid): For 32bit targets, zero
1579 %ebx and %ecx bafore calling cpuid with leaf 1 or
1580 non-constant leaf argument.
1582 2019-05-21 Alan Modra <amodra@gmail.com>
1585 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase
1586 power9 direct move cost.
1587 * testsuite/gcc.target/powerpc/fold-vec-splats-floatdouble.c:
1588 Correct comments and rename functions to suit parameters.
1590 2019-05-21 Richard Biener <rguenther@suse.de>
1593 * fold-const.c (fold_read_from_vector): New function.
1594 * fold-const.h (fold_read_from_vector): Declare.
1595 * match.pd (VEC_PERM_EXPR): Build BIT_INSERT_EXPRs for
1596 single-element insert permutations. Canonicalize selector
1597 further and fix issue with last commit.
1599 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
1601 * tree-cfg.h (split_critical_edges): Add for_edge_insertion_p
1602 parameter with default value false to declaration.
1603 (split_edges_for_insertion): New inline function. Wrapper for
1604 split_critical_edges with for_edge_insertion_p = true.
1605 * tree-cfg.c (split_critical_edges): Don't split non-critical
1606 edges if for_edge_insertion_p is false. Fix whitespace.
1607 * tree-ssa-pre.c (pass_pre::execute): Call
1608 split_edges_for_insertion instead of split_critical_edges.
1609 * gcc/tree-ssa-tail-merge.c (tail_merge_optimize): Ditto.
1610 * gcc/tree-ssa-sink.c (pass_sink_code::execute): Ditto.
1611 (pass_data_sink_code): Update function name in the comment.
1613 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
1615 * tree-ssa-uninit.c (value_sat_pred_p): This new function is a wrapper
1616 around is_value_included_in that knows how to handle BIT_AND_EXPR.
1617 (is_pred_expr_subset_of): Use the new function. Handle more cases where
1618 code1 == EQ_EXPR and where code1 == BIT_AND_EXPR and thus fix some false
1621 2019-05-21 Martin Liska <mliska@suse.cz>
1623 * config/rs6000/driver-rs6000.c (elf_platform): Do not use
1625 * config/rs6000/rs6000-c.c (rs6000_pragma_longcal): Wrap pragma in %<%>.
1626 (altivec_resolve_overloaded_builtin): Likewise for vec_lvsl and
1628 * config/rs6000/rs6000.c (rs6000_option_override_internal):
1630 (rs6000_function_arg): Likewise.
1631 (rs6000_expand_set_fpscr_drn_builtin): Remove trailing dot.
1632 (rs6000_expand_ternop_builtin): Use interval syntax.
1633 (get_element_number): Likewise.
1634 (altivec_expand_builtin): Likewise.
1635 (rs6000_get_function_versions_dispatcher): Quote target_clones.
1639 2019-05-20 Jakub Jelinek <jakub@redhat.com>
1643 * function.h (struct function): Add calls_eh_return member.
1644 * gimplify.c (gimplify_call_expr): Set cfun->calls_eh_return when
1645 gimplifying __builtin_eh_return call.
1646 * tree-inline.c (initialize_cfun): Copy calls_eh_return from src_cfun
1648 (expand_call_inline): Or in src_cfun->calls_eh_return into
1649 dst_cfun->calls_eh_return.
1650 * tree-tailcall.c (suitable_for_tail_call_opt_p): Return false if
1651 cfun->calls_eh_return.
1652 * lto-streamer-in.c (input_struct_function_base): Read calls_eh_return.
1653 * lto-streamer-out.c (output_struct_function_base): Write
1656 2019-05-20 Marc Glisse <marc.glisse@inria.fr>
1658 PR rtl-optimization/43147
1659 * config/i386/i386.c (ix86_gimple_fold_builtin): Handle
1660 IX86_BUILTIN_SHUFPD.
1662 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
1664 * tree-ssa-alias.c (refs_may_alias_p_2): Break out from ...
1665 (refs_may_alias_p_1): ... here; update stats.
1666 (refs_may_alias_p): Do not update stats here.
1668 2019-05-20 Richard Biener <rguenther@suse.de>
1670 * tree-ssa-structalias.c (find_func_aliases): POINTER_DIFF_EXPR
1671 doesn't produce pointers.
1672 {TRUNC,CEIL,FLOOR,ROUND,EXACT}_{DIV,MOD}_EXPR points to what
1673 the first operand points to.
1675 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
1677 * tree-ssa-alias.c (compare_sizes): New function.
1678 (sompare_type_sizes): New function
1679 (aliasing_component_refs_p): Use it.
1680 (indirect_ref_may_alias_decl_p): Likewise.
1682 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1684 * config/i386/sol2.h (CC1_SPEC): Reject -mx32.
1686 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1688 * config/sol2.h (LIBTSAN_EARLY_SPEC): Remove : after %e.
1689 (LIBLSAN_EARLY_SPEC): Likewise.
1690 * config/i386/sol2.h (ASAN_REJECT_SPEC): Likewise.
1692 2019-05-20 Martin Liska <mliska@suse.cz>
1694 * config/i386/i386.c (ix86_libc_has_fast_function):
1695 Add ATTRIBUTE_UNUSED for the argument.
1697 2019-05-20 Richard Biener <rguenther@suse.de>
1699 * gimple-match-head.c: Include vec-perm-indices.h.
1700 * generic-match-head.c: Likewise.
1701 * fold-const.h (fold_vec_perm): Declare when vec-perm-indices.h
1703 * fold-const.c (fold_vec_perm): Export.
1704 (fold_ternary_loc): Move non-constant folding of VEC_PERM_EXPR...
1705 (match.pd): ...here.
1707 2019-05-20 Jakub Jelinek <jakub@redhat.com>
1709 * cfgloop.h (struct loop): Add simdlen member.
1710 * cfgloopmanip.c (copy_loop_info): Copy simdlen as well.
1711 * omp-expand.c (expand_omp_simd): Set it if simdlen clause is present.
1712 * tree-vect-loop.c (vect_analyze_loop): Pass loop->simdlen != 0
1713 as new argument to autovectorize_vector_sizes target hook. If
1714 loop->simdlen, pick up vector size where the vectorization factor
1715 is equal to loop->simd, and if there is none, fall back to the first
1717 (vect_transform_loop): Adjust autovectorize_vector_sizes target hook
1719 * omp-low.c (omp_clause_aligned_alignment): Likewise.
1720 * omp-general.c (omp_max_vf): Likewise.
1721 * optabs-query.c (can_vec_mask_load_store_p): Likewise.
1722 * tree-vect-slp.c (vect_slp_bb): Likewise.
1723 * target.def (autovectorize_vector_sizes): Add ALL argument and
1725 * doc/tm.texi: Adjust documentation.
1726 * targhooks.c (default_autovectorize_vector_sizes): Add bool argument.
1727 * targhooks.h (default_autovectorize_vector_sizes): Likewise.
1728 * config/aarch64/aarch64.c (aarch64_autovectorize_vector_sizes): Add
1730 * config/arc/arc.c (arc_autovectorize_vector_sizes): Likewise.
1731 * config/arm/arm.c (arm_autovectorize_vector_sizes): Likewise.
1732 * config/mips/mips.c (mips_autovectorize_vector_sizes): Likewise.
1733 * config/i386/i386.c (ix86_autovectorize_vector_sizes): Likewise. If
1734 true and TARGET_AVX512F or TARGET_AVX, push 3 or 2 sizes even if
1735 preferred vector size is not 512-bit or 256-bit, just put those
1736 unpreferred ones last.
1738 2019-05-20 Martin Liska <mliska@suse.cz>
1740 * targhooks.c (default_libc_has_fast_function): New function.
1741 * targhooks.h (default_libc_has_fast_function): Likewise.
1743 2019-05-20 Martin Liska <mliska@suse.cz>
1746 * builtins.c (expand_builtin_memory_copy_args): When having a
1747 target with fast mempcpy implementation do now use memcpy.
1748 * config/i386/i386.c (ix86_libc_has_fast_function): New.
1749 (TARGET_LIBC_HAS_FAST_FUNCTION): Likewise.
1750 * doc/tm.texi: Likewise.
1751 * doc/tm.texi.in: Likewise.
1753 * expr.c (emit_block_move_hints): Add 2 new arguments.
1754 * expr.h (emit_block_move_hints): Bail out when libcall
1755 to memcpy would be used.
1757 2019-05-20 Martin Liska <mliska@suse.cz>
1759 * profile-count.c: Add vertical spacing in order
1760 to separate functions.
1761 * profile-count.h: Likewise.
1763 2019-05-20 Martin Liska <mliska@suse.cz>
1765 * profile-count.h: Do not use full qualified
1767 * profile-count.c (profile_count::to_frequency): Likewise.
1769 2019-05-20 Martin Liska <mliska@suse.cz>
1771 * profile-count.h (enum profile_quality): Use capital letters
1772 for enum value names. Use the adjusted names.
1773 * profile-count.c: Use the adjusted names.
1775 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1777 * config/rs6000/constraints.md (define_register_constraint "wH"):
1779 (define_register_constraint "wI"): Delete.
1780 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1781 RS6000_CONSTRAINT_wH and RS6000_CONSTRAINT_wI.
1782 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1783 (rs6000_init_hard_regno_mode_ok): Adjust.
1784 * config/rs6000/rs6000.md: Replace "wH" and "wI" constraints by "v"
1785 resp. "d", or with "wa" as appropriate, all with "p8v".
1786 * config/rs6000/vsx.md: Ditto.
1787 * doc/md.texi (Machine Constraints): Adjust.
1789 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1791 * config/rs6000/constraints.md (define_register_constraint "wy"):
1793 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1794 RS6000_CONSTRAINT_wy.
1795 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1796 (rs6000_init_hard_regno_mode_ok): Adjust.
1797 * config/rs6000/rs6000.md: Replace "wy" constraint by "wa" with "p8v".
1798 Use "<Fisa>" as "isa" in all alternatives that use "<Fv2>".
1799 (define_mode_attr Fisa): New.
1800 * config/rs6000/vsx.md: Replace "wy" constraint by "wa" with "p8v".
1801 * doc/md.texi (Machine Constraints): Adjust.
1803 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1805 * config/rs6000/constraints.md (define_register_constraint "wu"):
1807 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1808 RS6000_CONSTRAINT_wu.
1809 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1810 (rs6000_init_hard_regno_mode_ok): Adjust.
1811 * config/rs6000/rs6000.md: Replace "wu" constraint by "v" or "wa",
1813 (define_mode_attr Fa): Delete.
1814 * config/rs6000/vsx.md: Ditto.
1815 * doc/md.texi (Machine Constraints): Adjust.
1817 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1819 * config/rs6000/constraints.md (define_register_constraint "wJ"):
1821 (define_register_constraint "wK"): Delete.
1822 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1823 RS6000_CONSTRAINT_wJ and RS6000_CONSTRAINT_wK.
1824 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1825 (rs6000_init_hard_regno_mode_ok): Adjust.
1826 * config/rs6000/rs6000.md: Replace "wJ" constraint by "wI" with "p9v".
1827 Replace "wK" constraint by "wH" with "p9v".
1828 * config/rs6000/vsx.md: Ditto.
1829 * doc/md.texi (Machine Constraints): Adjust.
1831 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1833 * config/rs6000/constraints.md (define_register_constraint "wb"):
1835 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1836 RS6000_CONSTRAINT_wb.
1837 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1838 (rs6000_init_hard_regno_mode_ok): Adjust.
1839 * config/rs6000/rs6000.md: Replace "wb" constraint by "v" with "p9v".
1840 * config/rs6000/vsx.md: Ditto.
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 "wo"):
1847 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1848 RS6000_CONSTRAINT_wo.
1849 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1850 (rs6000_init_hard_regno_mode_ok): Adjust.
1851 * config/rs6000/rs6000.md: Replace "wo" constraint by "wa" with "p9v".
1852 * config/rs6000/altivec.md: Ditto.
1853 * doc/md.texi (Machine Constraints): Adjust.
1855 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
1857 * config/darwin-c.c (darwin_register_objc_includes): Do not
1858 prepend the sysroot when building gnu-runtime header search
1861 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
1863 * config/darwin.c (darwin_file_end): Use switch_to_section ()
1864 instead of direct output of the asm.
1866 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
1868 * config/rs6000/rs6000.c (restore_saved_cr): Change a boolean
1869 argument to be type bool (was int before).
1870 (rs6000_emit_epilogue): Simplify some code. Declare some variables
1871 at first use. Use type bool for some variables. Fix a theoretical
1872 eh_return bug for svr4.
1874 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
1876 * config/rs6000/rs6000.md (isa): New attribute.
1877 (enabled): New attribute.
1879 2019-05-17 Max Filippov <jcmvbkbc@gmail.com>
1881 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Call
1882 assemble_start_function and assemble_end_function.
1884 2019-05-17 Thomas Schwinge <thomas@codesourcery.com>
1887 * omp-general.c (oacc_verify_routine_clauses): Change formal
1888 parameters. Add checking if already marked with an OpenACC
1889 'routine' directive. Adjust all users.
1892 * omp-general.c (oacc_build_routine_dims): Move some of its
1894 (oacc_verify_routine_clauses): ... this new function.
1895 * omp-general.h (oacc_verify_routine_clauses): New prototype.
1897 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
1899 * config/rs6000/rs6000.c (machopic_output_stub): Adjust the
1900 formating of picbase labels to match other ports.
1902 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
1904 * config/rs6000/rs6000.c (macho_branch_islands): Fix bad indent
1905 in the generated code.
1907 2019-05-16 Martin Sebor <msebor@redhat.com>
1909 * builtins.c (expand_builtin_atomic_always_lock_free): Quote
1910 identifiers, keywords, operators, and types in diagnostics. Correct
1911 quoting, spelling, and sentence capitalization issues.
1912 (expand_builtin_atomic_is_lock_free): Same.
1913 (fold_builtin_next_arg): Same.
1914 * cfgexpand.c (expand_one_var): Same.
1915 (tree_conflicts_with_clobbers_p): Same.
1916 (expand_asm_stmt): Same.
1917 (verify_loop_structure): Same.
1918 * cgraphunit.c (process_function_and_variable_attributes): Same.
1919 * collect-utils.c (collect_execute): Same.
1920 * collect2.c (maybe_run_lto_and_relink): Same.
1921 (is_lto_object_file): Same.
1922 (scan_prog_file): Same.
1923 * convert.c (convert_to_real_1): Same.
1924 * dwarf2out.c (dwarf2out_begin_prologue): Same.
1925 * except.c (verify_eh_tree): Same.
1926 * gcc.c (execute): Same.
1927 (eval_spec_function): Same.
1928 (run_attempt): Same.
1929 (driver::set_up_specs): Same.
1930 (compare_debug_auxbase_opt_spec_function): Same.
1931 * gcov-tool.c (unlink_gcda_file): Same.
1934 * gcse.c (gcse_or_cprop_is_too_expensive): Same.
1935 * gimplify.c (gimplify_asm_expr): Same.
1936 (gimplify_adjust_omp_clauses): Same.
1937 * hsa-gen.c (gen_hsa_addr_insns): Same.
1938 (gen_hsa_insns_for_load): Same.
1939 (gen_hsa_cmp_insn_from_gimple): Same.
1940 (gen_hsa_insns_for_operation_assignment): Same.
1941 (gen_get_level): Same.
1942 (gen_hsa_alloca): Same.
1943 (omp_simple_builtin::generate): Same.
1944 (gen_hsa_atomic_for_builtin): Same.
1945 (gen_hsa_insns_for_call): Same.
1946 * input.c (dump_location_info): Same.
1947 * ipa-devirt.c (compare_virtual_tables): Same.
1948 * ira.c (ira_setup_eliminable_regset): Same.
1949 * lra-assigns.c (lra_assign): Same.
1950 * lra-constraints.c (lra_constraints): Same.
1951 * lto-streamer-in.c (lto_input_mode_table): Same.
1952 * lto-wrapper.c (get_options_from_collect_gcc_options): Same.
1953 (merge_and_complain): Same.
1954 (compile_offload_image): Same.
1955 (compile_images_for_offload_targets): Same.
1956 (debug_objcopy): Same.
1959 * opts.c (print_specific_help): Same.
1960 (parse_no_sanitize_attribute): Same.
1962 (handle_param): Same.
1963 * plugin.c (add_new_plugin): Same.
1964 (parse_plugin_arg_opt): Same.
1965 (try_init_one_plugin): Same.
1966 * print-rtl.c (debug_bb_n_slim): Quote identifiers, keywords,
1967 operators, and types in diagnostics. Correct quoting and spelling
1969 * read-rtl-function.c (parse_edge_flag_token): Same.
1970 (function_reader::parse_enum_value): Same.
1971 * reg-stack.c (check_asm_stack_operands): Same.
1972 * regcprop.c (validate_value_data): Same.
1973 * sched-rgn.c (make_pass_sched_fusion): Same.
1974 * stmt.c (check_unique_operand_names): Same.
1975 * targhooks.c (default_target_option_pragma_parse): Same.
1976 * tlink.c (recompile_files): Same.
1977 * toplev.c (process_options): Same.
1979 * trans-mem.c (diagnose_tm_1): Same.
1980 (ipa_tm_scan_irr_block): Same.
1981 (ipa_tm_diagnose_transaction): Same.
1982 * tree-cfg.c (verify_address): Same. Use get_tree_code_name to
1983 format a tree code name in a diagnostic.
1984 (verify_types_in_gimple_min_lval): Same.
1985 (verify_types_in_gimple_reference): Same.
1986 (verify_gimple_call): Same.
1987 (verify_gimple_assign_unary): Same.
1988 (verify_gimple_assign_binary): Same.
1989 (verify_gimple_assign_ternary): Same.
1990 (verify_gimple_assign_single): Same.
1991 (verify_gimple_switch): Same.
1992 (verify_gimple_label): Same.
1993 (verify_gimple_phi): Same.
1994 (verify_gimple_in_seq): Same.
1995 (verify_eh_throw_stmt_node): Same.
1996 (collect_subblocks): Same.
1997 (gimple_verify_flow_info): Same.
1998 (do_warn_unused_result): Same.
1999 * tree-inline.c (expand_call_inline): Same.
2000 * tree-into-ssa.c (update_ssa): Same.
2001 * tree.c (tree_int_cst_elt_check_failed): Same.
2002 (tree_vec_elt_check_failed): Same.
2003 (omp_clause_operand_check_failed): Same.
2004 (verify_type_variant): Same.
2005 (verify_type): Same.
2006 * value-prof.c (verify_histograms): Same.
2007 * varasm.c (assemble_start_function): Same.
2009 2019-05-16 Martin Sebor <msebor@redhat.com>
2011 * config/i386/i386-expand.c (get_element_number): Quote keywords
2012 and other internal names in diagnostics. Adjust other diagnostic
2013 formatting issues noted by -Wformat-diag.
2014 * config/i386/i386-features.c
2015 (ix86_mangle_function_version_assembler_name): Same.
2016 * config/i386/i386-options.c (ix86_handle_abi_attribute): Same.
2017 * config/i386/i386.c (ix86_function_type_abi): Same.
2018 (ix86_function_ms_hook_prologue): Same.
2019 (classify_argument): Same.
2020 (ix86_expand_prologue): Same.
2021 (ix86_md_asm_adjust): Same.
2022 (ix86_memmodel_check): Same.
2024 2019-05-17 Dragan Mladjenovic <dmladjenovic@wavecomp.com>
2026 * config/mips/mips.c (mips_dwarf_frame_reg_mode): Replace
2027 TARGET_FLOAT64 with !TARGET_FLOAT32, thus handling both fp64
2030 2019-05-17 H.J. Lu <hongjiu.lu@intel.com>
2033 * config/i386/i386-expand.c (ix86_expand_builtin): Enable MMX
2034 intrinsics without SSE/SSE2/SSSE3.
2035 * config/i386/mmx.md (mmx_uavgv8qi3): Restore TARGET_3DNOW
2037 (*mmx_uavgv8qi3): Likewise.
2039 2019-05-17 Richard Biener <rguenther@suse.de>
2041 * gimple-pretty-print.c (dump_ternary_rhs): Handle dumping
2042 VEC_PERM_EXPR as __VEC_PERM with -gimple.
2044 2019-05-17 Andreas Krebbel <krebbel@linux.ibm.com>
2046 * config/s390/s390-builtins.def (s390_vec_sldw_*): Use the
2047 vec_sldw insn pattern.
2049 2019-05-17 Richard Biener <rguenther@suse.de>
2051 * ccmp.c (expand_ccmp_expr_1): Do not use gimple_assign_rhs_to_tree.
2053 2019-05-17 Martin Liska <mliska@suse.cz>
2056 * toplev.c (output_stack_usage): With LTO and sanitizer it
2057 happens that a global ctor (_GLOBAL__sub_I_00099_0_main)
2058 has no file location.
2060 2019-05-16 Jakub Jelinek <jakub@redhat.com>
2063 * tree-ssa-scopedtables.c (equal_mem_array_ref_p): Don't assert that
2064 sz0 is equal to sz1, instead return false in that case.
2066 * omp-low.c (lower_rec_input_clauses): If OMP_CLAUSE_IF
2067 has non-constant expression, force sctx.lane and use two
2068 argument IFN_GOMP_SIMD_LANE instead of single argument.
2069 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't DCE
2070 two argument IFN_GOMP_SIMD_LANE without lhs.
2071 * tree-vectorizer.h (struct _loop_vec_info): Add simd_if_cond
2073 (LOOP_VINFO_SIMD_IF_COND, LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND):
2075 (LOOP_REQUIRES_VERSIONING): Or in
2076 LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND.
2077 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize
2079 (vect_analyze_loop_2): Punt if LOOP_VINFO_SIMD_IF_COND is constant 0.
2080 * tree-vect-loop-manip.c (vect_loop_versioning): Add runtime check
2081 from simd if clause if needed.
2083 2019-05-16 Richard Biener <rguenther@suse.de>
2085 * tree-affine.c (expr_to_aff_combination): New function split
2087 (tree_to_aff_combination): ... here.
2088 (aff_combination_expand): Avoid building a GENERIC tree.
2090 2019-05-16 Max Filippov <jcmvbkbc@gmail.com>
2092 * cgraphunit.c (cgraph_node::expand_thunk): Remove
2093 assemble_start_function and assemble_end_function calls.
2094 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Call
2095 assemble_start_function and assemble_end_function.
2096 * config/arc/arc.c (arc_output_mi_thunk): Likewise.
2097 * config/arm/arm.c (arm_output_mi_thunk): Likewise.
2098 * config/bfin/bfin.c (bfin_output_mi_thunk): Likewise.
2099 * config/c6x/c6x.c (c6x_output_mi_thunk): Likewise.
2100 * config/cris/cris.c (cris_asm_output_mi_thunk): Likewise.
2101 * config/csky/csky.c (csky_output_mi_thunk): Likewise.
2102 * config/epiphany/epiphany.c (epiphany_output_mi_thunk): Likewise.
2103 * config/frv/frv.c (frv_asm_output_mi_thunk): Likewise.
2104 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
2105 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
2106 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
2107 * config/microblaze/microblaze.c (microblaze_asm_output_mi_thunk):
2109 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
2110 * config/mmix/mmix.c (mmix_asm_output_mi_thunk): Likewise.
2111 * config/mn10300/mn10300.c (mn10300_asm_output_mi_thunk): Likewise.
2112 * config/nds32/nds32.c (nds32_asm_output_mi_thunk): Likewise.
2113 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
2114 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
2115 * config/pa/pa.c (pa_asm_output_mi_thunk): Likewise.
2116 * config/riscv/riscv.c (riscv_output_mi_thunk): Likewise.
2117 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
2118 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2119 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
2120 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2121 * config/spu/spu.c (spu_output_mi_thunk): Likewise.
2122 * config/stormy16/stormy16.c (xstormy16_asm_output_mi_thunk):
2124 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
2125 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
2126 * config/vax/vax.c (vax_output_mi_thunk): Likewise.
2128 2019-05-16 Jan Hubicka <hubicka@ucw.cz>
2130 * tree-ssa-alias.c (alias_stats): Add
2131 aliasing_component_refs_p_may_alias and
2132 aliasing_component_refs_p_no_alias.
2133 (dump_alias_stats): Print aliasing_component_refs_p stats.
2134 (aliasing_component_refs_p): Update stats.
2136 2019-05-16 Martin Liska <mliska@suse.cz>
2139 * multiple_target.c (expand_target_clones): Do not allow
2140 target_clones being used with a symbol that is an alias.
2142 2019-05-16 Vladislav Ivanishin <vlad@ispras.ru>
2144 PR tree-optimization/90394
2145 * tree-ssa-uninit.c (is_pred_expr_subset_of): Potentially give false
2146 positives rather than ICE for cases where (code2 == NE_EXPR
2147 && code1 == BIT_AND_EXPR).
2149 2019-05-16 Jakub Jelinek <jakub@redhat.com>
2152 * tree-core.h (struct tree_decl_common): Document
2153 decl_nonshareable_flag for PARM_DECLs.
2154 * tree.h (DECL_HIDDEN_STRING_LENGTH): Define.
2155 * calls.c (expand_call): Don't try tail call if caller
2156 has any DECL_HIDDEN_STRING_LENGTH PARM_DECLs that are or might be
2157 passed on the stack and callee needs to pass any arguments on the
2159 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
2160 else if instead of series of mutually exclusive ifs. Handle
2161 DECL_HIDDEN_STRING_LENGTH for PARM_DECLs.
2162 * tree-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
2164 * lto-streamer.h (LTO_major_version): Bump to 9.
2166 2019-05-16 Jun Ma <JunMa@linux.alibaba.com>
2168 PR tree-optimization/90106
2169 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds): Add
2170 new parameter as new internal function call, also move it to new
2172 (use_internal_fn): Pass internal function call to
2173 shrink_wrap_one_built_in_call_with_conds.
2175 2019-05-15 Jakub Jelinek <jakub@redhat.com>
2177 * omp-low.c (lower_rec_input_clauses): For if (0) or simdlen (1) set
2179 * omp-expand.c (expand_omp_simd): For if (0) or simdlen (1) clear
2180 safelen_int and set loop->dont_vectorize.
2182 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2185 * config/i386/i386-builtin.def: Enable MMX intrinsics with
2187 * config/i386/i386-builtins.c (ix86_init_mmx_sse_builtins):
2189 * config/i386/i386-expand.c (ix86_expand_builtin): Allow
2190 SSE/SSE2/SSSE3 to emulate MMX intrinsics with TARGET_MMX_WITH_SSE.
2191 * config/i386/mmintrin.h: Only require SSE2 if __MMX_WITH_SSE__
2194 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2197 * config/i386/mmx.md (*vec_dupv2sf): Changed to
2198 define_insn_and_split to support SSE emulation.
2199 (*vec_extractv2sf_0): Likewise.
2200 (*vec_extractv2sf_1): Likewise.
2201 (*vec_extractv2si_0): Likewise.
2202 (*vec_extractv2si_1): Likewise.
2203 (*vec_extractv2si_zext_mem): Likewise.
2204 (vec_setv2sf): Also allow TARGET_MMX_WITH_SSE.
2205 (vec_extractv2sf_1 splitter): Likewise.
2206 (vec_extractv2sfsf): Likewise.
2207 (vec_setv2si): Likewise.
2208 (vec_extractv2si_1 splitter): Likewise.
2209 (vec_extractv2sisi): Likewise.
2210 (vec_setv4hi): Likewise.
2211 (vec_extractv4hihi): Likewise.
2212 (vec_setv8qi): Likewise.
2213 (vec_extractv8qiqi): Likewise.
2214 (vec_extractv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
2215 TARGET_MMX_WITH_SSE ix86_expand_vector_extract.
2216 (vec_extractv2sisi): Likewise.
2217 (vec_extractv4hihi): Likewise.
2218 (vec_extractv8qiqi): Likewise.
2219 (vec_initv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
2220 TARGET_MMX_WITH_SSE to ix86_expand_vector_init.
2221 (vec_initv2sisi): Likewise.
2222 (vec_initv4hihi): Likewise.
2223 (vec_initv8qiqi): Likewise.
2224 (vec_setv2si): Also allow TARGET_MMX_WITH_SSE. Pass
2225 TARGET_MMX_WITH_SSE to ix86_expand_vector_set.
2226 (vec_setv4hi): Likewise.
2227 (vec_setv8qi): Likewise.
2229 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2232 * config/i386/mmx.md (MMXMODE:mov<mode>): Also allow
2233 TARGET_MMX_WITH_SSE.
2234 (MMXMODE:*mov<mode>_internal): Likewise.
2235 (MMXMODE:movmisalign<mode>): Likewise.
2237 2019-05-15 Uroš Bizjak <ubizjak@gmail.com>
2240 * config/i386/i386.md (*zero_extendsidi2): Add mmx_isa attribute.
2241 * config/i386/sse.md (sse2_cvtpi2pd): Ditto.
2242 (sse2_cvtpd2pi): Ditto.
2243 (sse2_cvttpd2pi): Ditto.
2244 (*vec_concatv2sf_sse4_1): Ditto.
2245 (*vec_concatv2sf_sse): Ditto.
2246 (*vec_concatv2si_sse4_1): Ditto.
2247 (*vec_concatv2si): Ditto.
2248 (*vec_concatv4si_0): Ditto.
2249 (*vec_concatv2di_0): Ditto.
2251 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2254 * config/i386/sse.md (abs<mode>2): Add SSE emulation.
2256 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2259 * config/i386/sse.md (ssse3_palignrdi): Changed to
2260 define_insn_and_split to support SSE emulation.
2262 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2265 * config/i386/sse.md (ssse3_psign<mode>3): Add SSE emulation.
2267 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2270 * config/i386/sse.md (ssse3_pshufbv8qi3): Changed to
2271 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
2274 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2277 * config/i386/sse.md (ssse3_pmulhrswv4hi3): Require TARGET_MMX
2278 or TARGET_MMX_WITH_SSE.
2279 (*ssse3_pmulhrswv4hi3): Add SSE emulation.
2281 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2284 * config/i386/sse.md (ssse3_pmaddubsw): Add SSE emulation.
2286 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2289 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>dv2si3):
2290 Changed to define_insn_and_split to support SSE emulation.
2292 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2295 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>wv4hi3):
2296 Changed to define_insn_and_split to support SSE emulation.
2298 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2301 * config/i386/mmx.md (mmx_<emms>): Renamed to ...
2302 (*mmx_<emms>): This.
2303 (mmx_<emms>): New expander.
2305 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2308 * config/i386/mmx.md (sse2_umulv1siv1di3): Add SSE emulation
2310 (*sse2_umulv1siv1di3): Add SSE2 emulation.
2312 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2315 * config/i386/mmx.md (sse_movntq): Add SSE2 emulation.
2317 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2320 * config/i386/mmx.md (mmx_psadbw): Add SSE emulation.
2322 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2325 * config/i386/mmx.md (mmx_uavgv4hi3): Also check TARGET_MMX and
2326 TARGET_MMX_WITH_SSE.
2327 (*mmx_uavgv4hi3): Add SSE emulation.
2329 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2332 * config/i386/mmx.md (mmx_uavgv8qi3): Also check TARGET_MMX
2333 and TARGET_MMX_WITH_SSE.
2334 (*mmx_uavgv8qi3): Add SSE emulation.
2336 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2339 * config/i386/xmmintrin.h: Emulate MMX maskmovq with SSE2
2340 maskmovdqu for __MMX_WITH_SSE__.
2342 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2345 * config/i386/mmx.md (mmx_umulv4hi3_highpart): Also check
2346 TARGET_MMX and TARGET_MMX_WITH_SSE.
2347 (*mmx_umulv4hi3_highpart): Add SSE emulation.
2349 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2352 * config/i386/mmx.md (mmx_pmovmskb): Changed to
2353 define_insn_and_split to support SSE emulation.
2355 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2358 * config/i386/mmx.md (mmx_<code>v4hi3): Also check TARGET_MMX
2359 and TARGET_MMX_WITH_SSE.
2360 (mmx_<code>v8qi3): Likewise.
2361 (smaxmin:<code>v4hi3): New.
2362 (umaxmin:<code>v8qi3): Likewise.
2363 (smaxmin:*mmx_<code>v4hi3): Add SSE emulation.
2364 (umaxmin:*mmx_<code>v8qi3): Likewise.
2366 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2369 * config/i386/mmx.md (mmx_pinsrw): Also check TARGET_MMX and
2370 TARGET_MMX_WITH_SSE.
2371 (*mmx_pinsrw): Add SSE emulation.
2373 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2376 * config/i386/mmx.md (mmx_pextrw): Add SSE emulation.
2378 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2381 * config/i386/sse.md (sse_cvtpi2ps): Changed to
2382 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
2385 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2388 * config/i386/sse.md (sse_cvtps2pi): Add SSE emulation.
2389 (sse_cvttps2pi): Likewise.
2391 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2394 * config/i386/mmx.md (mmx_pshufw): Also check TARGET_MMX and
2395 TARGET_MMX_WITH_SSE.
2396 (mmx_pshufw_1): Add SSE emulation.
2397 (*vec_dupv4hi): Changed to define_insn_and_split and also allow
2398 TARGET_MMX_WITH_SSE to support SSE emulation.
2400 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2403 * config/i386/constraints.md (Yw): New constraint.
2404 * config/i386/mmx.md (*vec_dupv2si): Changed to
2405 define_insn_and_split and also allow TARGET_MMX_WITH_SSE to
2406 support SSE emulation.
2408 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2411 * config/i386/mmx.md (mmx_eq<mode>3): Also allow
2412 TARGET_MMX_WITH_SSE.
2413 (*mmx_eq<mode>3): Also allow TARGET_MMX_WITH_SSE. Add SSE
2415 (mmx_gt<mode>3): Likewise.
2417 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2420 * config/i386/mmx.md (mmx_andnot<mode>3): Also allow
2421 TARGET_MMX_WITH_SSE. Add SSE support.
2423 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2426 * config/i386/mmx.md (any_logic:mmx_<code><mode>3): Also allow
2427 TARGET_MMX_WITH_SSE.
2428 (any_logic:<code><mode>3): New.
2429 (any_logic:*mmx_<code><mode>3): Also allow TARGET_MMX_WITH_SSE.
2432 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2435 * config/i386/mmx.md (mmx_ashr<mode>3): Also allow
2436 TARGET_MMX_WITH_SSE. Add SSE emulation.
2437 (mmx_<shift_insn><mode>3): Likewise.
2439 (<shift_insn><mode>3): Likewise.
2441 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2444 * config/i386/mmx.md (mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE.
2445 (*mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE. Add SSE support.
2447 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2450 * config/i386/mmx.md (mmx_smulv4hi3_highpart): Also allow
2451 TARGET_MMX_WITH_SSE.
2452 (*mmx_smulv4hi3_highpart): Also allow TARGET_MMX_WITH_SSE. Add
2455 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2458 * config/i386/mmx.md (mmx_mulv4hi3): Also allow
2459 TARGET_MMX_WITH_SSE.
2461 (*mmx_mulv4hi3): Also allow TARGET_MMX_WITH_SSE. Add SSE
2464 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2467 * config/i386/mmx.md (MMXMODEI8): Require TARGET_SSE2 for V1DI.
2468 (plusminus:mmx_<plusminus_insn><mode>3): Check
2469 TARGET_MMX_WITH_SSE.
2470 (sat_plusminus:mmx_<plusminus_insn><mode>3): Likewise.
2471 (<plusminus_insn><mode>3): New.
2472 (*mmx_<plusminus_insn><mode>3): Add SSE emulation.
2473 (*mmx_<plusminus_insn><mode>3): Likewise.
2475 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2478 * config/i386/i386-expand.c (ix86_split_mmx_punpck): New function.
2479 * config/i386/i386-protos.h (ix86_split_mmx_punpck): New
2481 * config/i386/mmx.m (mmx_punpckhbw): Changed to
2482 define_insn_and_split to support SSE emulation.
2483 (mmx_punpcklbw): Likewise.
2484 (mmx_punpckhwd): Likewise.
2485 (mmx_punpcklwd): Likewise.
2486 (mmx_punpckhdq): Likewise.
2487 (mmx_punpckldq): Likewise.
2489 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2490 Uros Bizjak <ubizjak@gmail.com>
2493 * config/i386/i386-expand.c (ix86_move_vector_high_sse_to_mmx):
2495 (ix86_split_mmx_pack): Likewise.
2496 * config/i386/i386-protos.h (ix86_move_vector_high_sse_to_mmx):
2498 (ix86_split_mmx_pack): Likewise.
2499 * config/i386/i386.md (mmx_isa): New.
2500 (enabled): Also check mmx_isa.
2501 * config/i386/mmx.md (any_s_truncate): New code iterator.
2502 (s_trunsuffix): New code attr.
2503 (mmx_packsswb): Removed.
2504 (mmx_packssdw): Likewise.
2505 (mmx_packuswb): Likewise.
2506 (mmx_pack<s_trunsuffix>swb): New define_insn_and_split to emulate
2507 MMX packsswb/packuswb with SSE2.
2508 (mmx_packssdw): Likewise.
2509 * config/i386/predicates.md (register_mmxmem_operand): New.
2511 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2514 * config/i386/i386-c.c (ix86_target_macros_internal): Define
2515 __MMX_WITH_SSE__ for TARGET_MMX_WITH_SSE.
2516 * config/i386/i386.c (ix86_set_reg_reg_cost): Add support for
2517 TARGET_MMX_WITH_SSE with VALID_MMX_REG_MODE.
2518 (ix86_vector_mode_supported_p): Likewise.
2519 * config/i386/i386.h (TARGET_MMX_WITH_SSE): New.
2521 2019-05-15 Martin Liska <mliska@suse.cz>
2524 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
2527 2019-05-15 Richard Biener <rguenther@suse.de>
2529 * tree-into-ssa.c (pass_build_ssa::execute): Run
2530 update_address_taken before going into SSA.
2532 2019-05-15 Richard Biener <rguenther@suse.de>
2534 * tree-pretty-print.c (dump_generic_node): Dump BIT_FIELD_REF
2535 as __BIT_FIELD_REF with type with -gimple.
2537 2019-05-15 Vladislav Ivanishin <vlad@ispras.ru>
2539 * tree-ssa-uninit.c (is_value_included_in): Remove is_unsigned and merge
2540 semantically equivalent branches (left over after prior refactorings).
2542 2019-05-15 Richard Biener <rguenther@suse.de>
2544 PR tree-optimization/88828
2545 * tree-ssa-forwprop.c (simplify_vector_constructor): Fix
2548 2019-05-14 Richard Biener <rguenther@suse.de>
2550 * tree-pretty-print.c (dump_generic_node): Dump VIEW_CONVERT_EXPR
2551 as __VIEW_CONVERT with -gimple.
2553 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
2556 * config/i386/darwin.h (CC1_SPEC): Report -mx32 as an error for
2559 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
2561 * config/rs6000/rs6000.md (eh_set_lr_<mode>): Merge with following
2562 define_split to become a define_insn_and_split.
2564 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
2566 * config/rs6000/rs6000-protos.h (rs6000_emit_epilogue): Change
2568 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Change arguments.
2569 * config/rs6000/rs6000.md (epilogue_type): New define_enum.
2570 (sibcall_epilogue): Adjust.
2573 2019-05-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2575 * config.gcc: Move *-*-solaris2.10* from obsolete configurations
2576 to unsupported ones.
2577 Simplify x86_64-*-solaris2.1[0-9]* to x86_64-*-solaris2*.
2578 * config.host: Likewise.
2579 * config/i386/sol2.h (ASM_COMMENT_START): Remove.
2580 * config/sparc/driver-sparc.c (host_detect_local_cpu) [__sun__ &&
2581 __svr4__]: Remove "brand" fallback.
2582 [!KSTAT_DATA_STRING]: Remove.
2583 * configure.ac (gcc_cv_ld_hidden): Simplify *-*-solaris2.1[0-9]*
2585 (comdat_group): Likewise.
2586 (set_have_as_tls): Likewise.
2587 (gcc_cv_target_dl_iterate_phdr): Likewise.
2588 (gcc_cv_as_shf_merge): Remove Solaris 10/x86 workaround.
2589 (gcc_cv_ld_aligned_shf_merge): Remove Solaris 10/SPARC workaround.
2590 * configure: Regenerate.
2591 * doc/install.texi: Simplify Solaris target triplets.
2592 (Specific, i?86-*-solaris2*): Remove Solaris 10 references.
2593 (Specific, *-*-solaris2*): Document Solaris 10 removal.
2594 Remove Solaris 10 references.
2595 Remove obsolete Solaris bug reference.
2596 (Specific, sparc-sun-solaris2.10): Remove.
2598 2019-05-14 Uroš Bizjak <ubizjak@gmail.com>
2600 * config/i386/i386.md (any_div): New code iterator.
2601 (paired_mod): New code attribute.
2602 (sgnprefix): Handle DIV and UDIV RTXes.
2604 (<u>divmod<mode>4): Macroize expander from divmod<mode>4
2605 and udivmod<mode>4 patterns using any_div code iterator.
2606 (divmod splitters): Macroize splitters using any_div code iterator.
2607 (*udivmodsi4_pow2_zext_1): Use exactl_log2 in insn condition.
2608 (*udivmodsi4_pow2_zext_2): Ditto.
2609 (*<u>divmod<mode>4_noext): Macroize insn from *divmod<mode>4_noext
2610 and *udivmod<mode>4_noext patterns using any_div code iterator.
2611 (*<u>divmod<mode>4_noext_zext_1): Macroize insn from
2612 *divmod<mode>4_noext_zext_1 and *udivmod<mode>4_noext_zext_1
2613 patterns using any_div code iterator.
2614 (*<u>divmod<mode>4_noext_zext_2): Macroize insn from
2615 *divmod<mode>4_noext_zext_2 and *udivmod<mode>4_noext_zext_2
2616 patterns using any_div code iterator.
2617 (<u>divmodhiqi3): Macroize insn from divmodhiqi3 and
2618 udivmodhiqi3 patterns using any_extend code iterator.
2620 2019-05-14 Richard Biener <rguenther@suse.de>
2621 H.J. Lu <hongjiu.lu@intel.com>
2623 PR tree-optimization/88828
2624 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
2625 permuting in a single non-constant element not extracted
2628 2019-05-14 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
2630 * internal-fn.def (SIGNBIT): New.
2631 * config/aarch64/aarch64-simd.md (signbitv2sf2): New expand
2633 (signbitv4sf2): Likewise.
2635 2019-05-14 Chenghua Xu <paul.hua.gm@gmail.com>
2638 * config/mips/mips.c (mips_split_move): Skip forward SRC into
2639 next insn when the SRC reg is dead.
2641 2019-05-14 Bin Cheng <bin.cheng@linux.alibaba.com>
2643 * gimple-ssa-strength-reduction.c (lookup_cand): Adjust index by 1.
2644 (alloc_cand_and_find_basis): Ditto.
2645 (backtrace_base_for_ref, create_mul_ssa_cand): Remove if-then-else.
2646 (create_mul_imm_cand, create_add_ssa_cand): Ditto.
2647 (create_add_imm_cand, slsr_process_cast): Ditto.
2648 (slsr_process_copy, replace_mult_candidate): Ditto.
2649 (replace_rhs_if_not_dup, replace_one_candidate): Ditto.
2650 (dump_cand_vec, analyze_candidates_and_replace): Skip NULL element.
2651 (pass_strength_reduction::execute): Init the first NULL element.
2653 2019-05-13 Nathan Sidwell <nathan@acm.org>
2655 * gcc.c (execute): Simplify cond-expr into if. Reformat comment.
2656 (run_attempt): Reformat line break.
2658 2019-05-13 David Edelsohn <dje.gcc@gmail.com>
2661 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Don't load EH
2662 data registers in sibcall epilogues.
2663 Don't add EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
2665 2019-05-13 Uroš Bizjak <ubizjak@gmail.com>
2668 * configure.ac (--enable-frame-pointer):
2669 Disable by default for cygwin and mingw.
2670 * configure: Regenerate.
2672 2019-05-13 Nathan Sidwell <nathan@acm.org>
2674 * dwarf2out.c (breakout_comdat_types): Move comment to correct
2676 (const_ok_for_output_1): Balance parens around #if/#else/#endif
2677 (gen_member_die): Move abstract origin check earlier. Only VARs
2678 can be static_inline_p. Simplify splicing control flow.
2680 2019-05-13 Richard Biener <rguenther@suse.de>
2682 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle
2684 (vect_build_slp_tree_1): Likewise.
2686 2019-05-13 Richard Biener <rguenther@suse.de>
2688 PR tree-optimization/90402
2689 * tree-if-conv.c (tree_if_conversion): Value number only
2690 the loop body by making the latch an exit of the region
2692 * tree-ssa-sccvn.c (process_bb): Add flag whether to skip
2694 (do_rpo_vn): Deal with multiple edges into the entry block
2695 that are not backedges inside the region by skipping PHIs
2698 2019-05-13 Richard Biener <rguenther@suse.de>
2700 PR tree-optimization/90316
2701 * tree-ssa-pre.c (insert_aux): Fold into ...
2702 (insert): ... this function. Use a RPO walk to reduce the
2703 number of required iterations.
2705 2019-05-13 Martin Liska <mliska@suse.cz>
2707 PR tree-optimization/90416
2708 * tree-vect-stmts.c (vect_check_load_store_mask): Concatenate
2709 string instead of passing the second part as va_arg argument.
2711 2019-05-13 Martin Liska <mliska@suse.cz>
2713 PR gcov-profile/90380
2714 * gcov.c (handle_cycle): Do not support zero cycle count,
2715 it should not be possible.
2716 (path_contains_zero_cycle_arc): New function.
2717 (circuit): Ignore zero cycle arc counts.
2719 2019-05-13 Martin Liska <mliska@suse.cz>
2721 PR gcov-profile/90380
2722 * gcov.c (enum loop_type): Remove the enum and
2724 (handle_cycle): Assert that we should not reach
2726 (circuit): Use loop_found instead of a tri-state loop_type.
2727 (get_cycles_count): Do not handle NEGATIVE_LOOP as it can't
2730 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
2733 * config/i386/i386.c (ix86_output_jmp_thunk_or_indirect): New.
2734 (ix86_output_indirect_branch_via_reg): Use output mechanism
2735 accounting for __USER_LABEL_PREFIX__.
2736 (ix86_output_indirect_branch_via_push): Likewise.
2737 (ix86_output_function_return): Likewise.
2738 (ix86_output_indirect_function_return): Likewise.
2740 2019-05-12 Richard Sandiford <richard.sandiford@arm.com>
2742 * doc/md.texi: Document use of code attributes in rtx patterns.
2743 * read-md.h (rtx_reader::rtx_alloc_for_name): New member function.
2744 * read-rtl.c (find_code): Split out search loops into...
2745 (maybe_find_code): ...this new function.
2746 (check_code_iterator): Make the error message more informative.
2747 (check_code_attribute): New function.
2748 (rtx_reader::rtx_alloc_for_name): Likewise.
2749 (rtx_reader::read_rtx_code): Use rtx_alloc_for_name.
2750 * config/aarch64/predicates.md (aarch64_smin, aarch64_umin): Delete.
2751 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Use
2752 <max_opp> directly as an rtx code instead of via a match_operator.
2753 * config/aarch64/aarch64-sve.md (aarch64_<su>abd<mode>_3): Likewise.
2754 (<su>abd<mode>_3): Update accordingly.
2756 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
2758 * config/rs6000/rs6000.c (debug_stack_info): When -mdebug=stack
2759 is given, print the state of the EH "save world" computation for
2762 2019-05-11 Jakub Jelinek <jakub@redhat.com>
2765 * config/aarch64/aarch64.c (aarch64_expand_epilogue): Don't add
2766 EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
2768 2019-05-11 Uroš Bizjak <ubizjak@gmail.com>
2770 * config/i386/i386.md (floatdi<X87MODEF:mode>2_i387_with_xmm):
2771 Use pinsrd for TARGET_SSE4_1.
2772 * config/i386/sse.md (movdi_to_sse): Ditto.
2774 2019-05-10 Richard Biener <rguenther@suse.de>
2776 * tree-ssa-sccvn.c (visit_reference_op_call): Initialize value-id.
2777 (do_rpo_vn): Initialize next_value_id.
2779 2019-05-10 Martin Liska <mliska@suse.cz>
2781 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
2784 2019-05-10 Jakub Jelinek <jakub@redhat.com>
2786 PR tree-optimization/90385
2787 * tree-parloops.c (try_create_reduction_list): Punt on non-SSA_NAME
2788 arguments of the exit phis.
2791 * tree-inline.h (struct copy_body_data): Add do_not_fold member.
2792 * tree-inline.c (remap_gimple_op_r): Avoid folding expressions if
2794 (copy_tree_body_r): Likewise.
2795 (copy_fn): Set id.do_not_fold to true.
2797 2019-05-10 Martin Liska <mliska@suse.cz>
2799 * config/i386/i386-expand.c (ix86_expand_floorceildf_32):
2800 Reapply changes from r269790.
2802 2019-05-10 Martin Liska <mliska@suse.cz>
2805 * doc/invoke.texi: New params.
2806 * params.def (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SIZE): New.
2807 (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SPEED): Likewise.
2808 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
2810 * tree-switch-conversion.h (struct jump_table_cluster):
2813 2019-05-09 Segher Boessenkool <segher@kernel.crashing.org>
2815 * combine.c (combine_simplify_rtx): Don't make IF_THEN_ELSE RTL.
2817 2019-05-09 Bill Schmidt <wschmidt@linux.ibm.com>
2819 * doc/loop.texi: Remove reference to FOR_EACH_LOOP_BREAK.
2821 2019-05-09 Alexander Monakov <amonakov@ispras.ru>
2823 PR rtl-optimization/88879
2824 * sel-sched.c (sel_target_adjust_priority): Remove assert.
2826 2019-05-09 Richard Earnshaw <rearnsha@arm.com>
2829 * config/arm/arm.c (callee_saved_reg_p): Move before
2830 thumb_find_work_register.
2831 (thumb1_prologue_unused_call_clobbered_lo_regs): Move before
2832 thumb_find_work_register. Only call df_get_live_out once.
2833 (thumb1_epilogue_unused_call_clobbered_lo_regs): Likewise.
2834 (thumb_find_work_register): Use
2835 thumb1_prologue_unused_call_clobbered_lo_regs instead of ad hoc
2836 algorithms to locate a spare call clobbered reg.
2838 2019-05-09 Martin Liska <mliska@suse.cz>
2840 * gimple-pretty-print.c (dump_binary_rhs): Dump MIN_EXPR
2841 and MAX_EXPR in GIMPLE FE format.
2843 2019-05-09 Martin Liska <mliska@suse.cz>
2845 * tree-cfg.c (dump_function_to_file): Dump entry BB count.
2846 * gimple-pretty-print.c (dump_gimple_bb_header):
2848 (pp_cfg_jump): Dump edge probability.
2849 * profile-count.c (profile_quality_as_string): Simplify
2850 with a static array.
2851 (parse_profile_quality): New function.
2852 (profile_count::dump): Simplify with a static array.
2853 (profile_count::from_gcov_type): Add new argument.
2854 * profile-count.h (parse_profile_quality): Likewise.
2855 * predict.h (set_hot_bb_threshold): New.
2856 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
2858 * predict.c (get_hot_bb_threshold): Set from the new param.
2859 (set_hot_bb_threshold): New.
2861 2019-05-09 Richard Biener <rguenther@suse.de>
2863 PR tree-optimization/90395
2864 * tree-ssa-forwprop.c (pass_forwprop::execute): Do not
2865 rewrite vector stores that throw internally.
2867 2019-05-09 Thomas Schwinge <thomas@codesourcery.com>
2869 * cif-code.def (CHKP): Remove.
2872 * configure.ac (--enable-frame-pointer): Disable by default for
2874 * configure: Regenerate.
2876 2019-05-09 Alan Modra <amodra@gmail.com>
2879 * config/rs6000/rs6000.h (enum reg_class, REG_CLASS_NAMES),
2880 (REG_CLASS_CONTENTS): Add GEN_OR_VSX_REGS class.
2881 * config/rs6000/rs6000.c (rs6000_register_move_cost): Correct
2882 cost for general <-> vsx when direct moves are available.
2883 Cost union classes at minimal cost for any reg in the class.
2884 Correct calculation for moves between vsx, float, and altivec.
2885 Don't return a low cost for moves between special regs. Don't
2886 use hard coded register numbers.
2887 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): Define.
2888 (rs6000_ira_change_pseudo_allocno_class): New function.
2889 * config/rs6000/rs6000.md (movsi_internal1, mov<mode>_internal),
2890 (movdi_internal32, movdi_internal64): Remove '*' from vsx register
2892 (movsi_internal1): Don't disparage vector alternatives.
2893 (mov<mode>_internal): Likewise, excepting alternative that
2895 * config/rs6000/vsx.md (vsx_splat_<mode>_reg): Don't disparage
2896 we <- b alternative.
2898 2019-05-08 Jakub Jelinek <jakub@redhat.com>
2901 PR tree-optimization/89060
2902 * tree-ssa-live.h (live_vars_map): New typedef.
2903 (compute_live_vars, live_vars_at_stmt, destroy_live_vars): Declare.
2904 * tree-ssa-live.c: Include gimple-walk.h and cfganal.h.
2905 (struct compute_live_vars_data): New type.
2906 (compute_live_vars_visit, compute_live_vars_1, compute_live_vars,
2907 live_vars_at_stmt, destroy_live_vars): New functions.
2908 * tree-tailcall.c: Include tree-ssa-live.h.
2909 (live_vars, live_vars_vec): New global variables.
2910 (find_tail_calls): Perform variable life analysis before punting.
2911 (tree_optimize_tail_calls_1): Clean up live_vars and live_vars_vec.
2912 * tree-inline.h (struct copy_body_data): Add eh_landing_pad_dest
2914 * tree-inline.c (add_clobbers_to_eh_landing_pad): Remove BB argument.
2915 Perform variable life analysis to select variables that really need
2917 (copy_edges_for_bb): Don't call add_clobbers_to_eh_landing_pad here,
2918 instead set id->eh_landing_pad_dest and assert it is the same.
2919 (copy_cfg_body): Call it here if id->eh_landing_pad_dest is non-NULL.
2921 2019-05-08 Mihail Ionescu <mihail.ionescu@arm.com>
2922 Richard Earnshaw <rearnsha@arm.com>
2925 * config/arm/arm.c (thumb1_prologue_unused_call_clobbered_lo_regs): New
2927 (thumb1_epilogue_unused_call_clobbered_lo_regs): New function.
2928 (thumb1_compute_save_core_reg_mask): Don't force a spare work
2929 register if both the epilogue and prologue can use call-clobbered
2931 (thumb1_unexpanded_epilogue): Use
2932 thumb1_epilogue_unused_call_clobbered_lo_regs. Reverse the logic for
2933 picking temporaries for restoring high regs to match that of the
2934 prologue where possible.
2935 (thumb1_expand_prologue): Add any usable call-clobbered low registers to
2936 the list of work registers. Detect if the return address is still live
2937 at the end of the prologue and avoid using it for a work register if so.
2938 If the return address is not live, add LR to the list of pushable regs
2939 after the first pass.
2941 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
2943 PR tree-optimization/90078
2944 * tree-ssa-loop-ivopts.c (inttypes.h): Include new header file.
2945 (INFTY): Increase the value for infinite cost.
2946 (struct comp_cost): Promote type of members to int64_t.
2947 (infinite_cost): Don't set complexity in initialization.
2948 (comp_cost::operator +,-,+=,-+,/=,*=): Assert when cost computation
2949 overflows to infinite_cost.
2950 (adjust_setup_cost): Promote type of parameter and cost computation
2952 (struct ainc_cost_data, struct iv_ca): Promote type of member to
2954 (get_scaled_computation_cost_at, determine_iv_cost): Promote type of
2955 cost computation to int64_t.
2956 (determine_group_iv_costs, iv_ca_dump, find_optimal_iv_set): Use
2957 int64_t's format specifier in dump.
2959 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
2961 PR tree-optimization/90240
2962 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Scale cost
2963 with respect to scaling factor pre-computed for each basic block.
2964 (try_improve_iv_set): Return bool if best_cost equals to iv_ca cost.
2965 (find_optimal_iv_set_1): Free iv_ca set if it has infinite_cost.
2966 (COST_SCALING_FACTOR_BOUND, determine_scaling_factor): New.
2967 (tree_ssa_iv_optimize_loop): Call determine_scaling_factor. Extend
2968 live range for array of loop's basic blocks. Cleanup aux field of
2969 loop's basic blocks.
2971 2019-05-08 Jakub Jelinek <jakub@redhat.com>
2973 PR tree-optimization/90356
2974 * match.pd ((X +/- 0.0) +/- 0.0): Optimize into X +/- 0.0 if possible.
2976 2019-05-07 Wei Xiao <wei3.xiao@intel.com>
2978 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512BF16_SET
2979 OPTION_MASK_ISA_AVX512BF16_UNSET, OPTION_MASK_ISA2_AVX512BW_UNSET): New.
2980 (OPTION_MASK_ISA2_AVX512F_UNSET): Add OPTION_MASK_ISA_AVX512BF16_UNSET.
2981 (ix86_handle_option): Handle -mavx512bf16.
2982 * config.gcc: Add avx512bf16vlintrin.h and avx512bf16intrin.h
2984 * config/i386/avx512bf16vlintrin.h: New.
2985 * config/i386/avx512bf16intrin.h: New.
2986 * config/i386/cpuid.h (bit_AVX512BF16): New.
2987 * config/i386/driver-i386.c (host_detect_local_cpu): Detect BF16.
2988 * config/i386/i386-builtin-types.def: Add new types.
2989 * config/i386/i386-builtin.def: Add new builtins.
2990 * config/i386/i386-c.c (ix86_target_macros_internal): Define
2992 * config/i386/i386-option.c (ix86_target_string): Add -mavx512bf16.
2993 (ix86_option_override_internal): Handle BF16.
2994 (ix86_valid_target_attribute_inner_p): Ditto.
2995 * config/i386/i386-expand.c (ix86_expand_args_builtin): Ditto.
2996 * config/i386/i386-builtin.c (enum processor_features): Add
2998 (static const _isa_names_table isa_names_table): Ditto.
2999 * config/i386/i386.h (TARGET_AVX512BF16, TARGET_AVX512BF16_P): New.
3000 (PTA_AVX512BF16): Ditto.
3001 * config/i386/i386.opt: Add -mavx512bf16.
3002 * config/i386/immintrin.h: Include avx512bf16intrin.h
3003 and avx512bf16vlintrin.h.
3004 * config/i386/sse.md (avx512f_cvtne2ps2bf16_<mode><mask_name>,
3005 avx512f_cvtneps2bf16_<mode><mask_name>,
3006 avx512f_dpbf16ps_<mode><mask_half_name>): New define_insn patterns.
3007 * config/i386/subst.md (mask_half): Add new subst.
3008 * doc/invoke.texi: Document -mavx512bf16.
3010 2019-05-07 Segher Boessenkool <segher@kernel.crashing.org>
3012 * config/rs6000/rs6000-protos.h (rs6000_legitimize_reload_address_ptr):
3014 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Delete.
3015 (rs6000_debug_legitimize_reload_address): Delete.
3016 (rs6000_legitimize_reload_address_ptr): Delete.
3017 (rs6000_option_override_internal): Adjust.
3018 (mem_operand_gpr): Adjust comment.
3019 (legitimate_lo_sum_address_p): Ditto.
3020 (rs6000_legitimize_reload_address): Delete.
3021 (rs6000_debug_legitimize_reload_address): Delete.
3022 * config/rs6000/rs6000.h (LEGITIMIZE_RELOAD_ADDRESS): Delete.
3024 2019-05-07 Kelvin Nilsen <kelvin@gcc.gnu.org>
3027 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3028 In handling of ALTIVEC_BUILTIN_VEC_INSERT, use modular arithmetic
3029 to compute vector element selector for both constant and variable
3032 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
3034 * config/i386/i386.md (cvt_mnemonic): New mode attribute.
3035 (ashr<mode>3_cvt): Merge insn pattern from ashrsi3_cvt and
3036 ashrdi3_cvt using SWI48 mode iterator.
3038 2019-05-07 Alejandro Martinez <alejandro.martinezvicente@arm.com>
3040 * config/aarch64/aarch64-sve.md (<su>abd<mode>_3): New define_expand.
3041 (aarch64_<su>abd<mode>_3): Likewise.
3042 (*aarch64_<su>abd<mode>_3): New define_insn.
3043 (<sur>sad<vsi2qi>): New define_expand.
3044 * config/aarch64/iterators.md: Added MAX_OPP attribute.
3045 * tree-vect-loop.c (use_mask_by_cond_expr_p): Add SAD_EXPR.
3046 (build_vect_cond_expr): Likewise.
3048 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
3050 * cfgexpand.c (asm_clobber_reg_is_valid): Reject
3051 clobbers outside of accessible_reg_set.
3052 * config/i386/i386.c (ix86_conditional_register_usage):
3053 Disable register sets by clearing corresponding bits in
3054 accessible_reg_set. Do not set corresponding bits in fixed_regs,
3055 call_used_regs and don't clear corresponding reg_names array members.
3057 2019-05-07 Richard Biener <rguenther@suse.de>
3059 * tree-vect-stmts.c (vect_is_simple_cond): When vectype is
3060 not specified still compute a comp_vectype for invariant
3063 2019-05-07 Richard Biener <rguenther@suse.de>
3065 PR tree-optimization/90316
3066 * tree-ssa-pre.c (translate_vuse_through_block): When
3067 same_valid is NULL do not bother to search for a virtual
3069 (phi_translate_1): When operands changed we cannot keep
3070 the same value-number so do not bother to ask whether
3071 that's possible from translate_vuse_through_block.
3073 2019-05-07 Martin Liska <mliska@suse.cz>
3075 * bitmap.c (bitmap_register): Come up with
3076 alloc_descriptor_max_uid and assign it for
3078 (register_overhead): Use get_descriptor as
3080 (release_overhead): New.
3081 (bitmap_elem_to_freelist): Call it.
3082 (bitmap_elt_clear_from): Likewise.
3083 (bitmap_obstack_free): Likewise.
3084 (bitmap_move): Sensitively release memory.
3085 * bitmap.h (struct GTY): Add alloc_descriptor and padding.
3086 (bitmap_initialize): Initialize alloc_descriptor to zero.
3087 * tree-ssa-pre.c (do_hoist_insertion): Use bitmap_move.
3089 2019-05-07 Richard Biener <rguenther@suse.de>
3091 * tree-vect-slp.c (vect_build_slp_tree_2): Bump size whenever
3092 we build a SLP node. Remove max_size and limiting.
3093 (vect_analyze_slp_instance): Record and dump size of the SLP graph.
3095 2019-05-07 Richard Biener <rguenther@suse.de>
3097 PR tree-optimization/90316
3098 * tree-ssa-alias.h (get_continuation_for_phi): Take walking
3100 (walk_non_aliased_vuses): Take walking limit argument.
3101 * tree-ssa-alias.c (maybe_skip_until): Take limit and abort
3102 walking if it is reached instead of just counting.
3103 (get_continuation_for_phi): Likewise.
3104 (walk_non_aliased_vuses): Likewise, instead of leaving counter
3105 limiting to the callback.
3106 * tree-ssa-sccvn.c (vn_reference_lookup_2): Adjust.
3107 (vn_reference_lookup_3): Likewise.
3108 (vn_reference_lookup_pieces): Likewise.
3109 (vn_reference_lookup): Likewise.
3110 * tree-ssa-pre.c (translate_vuse_through_block): Limit walking.
3111 * tree-ssa-scopedtables.c (vuse_eq): Adjust.
3112 (avail_exprs_stack::lookup_avail_expr): Likewise.
3114 2019-05-07 Jan Hubicka <hubicka@ucw.cz>
3116 * tree-ssa-alias.c (aliasing_component_refs_p): Continue looking
3117 for comparaible types in the second direction even if first one
3118 hits incomparable type.
3120 2019-05-07 Richard Biener <rguenther@suse.de>
3123 * lto-wrapper.c (debug_objcopy): Use the original filename
3124 including archive offset for the filename used for -save-temps.
3126 2019-05-07 Li Jia He <helijia@linux.ibm.com>
3128 * tree-ssa-phiopt.c (two_value_replacement): Fix a typo in parameter
3131 2019-05-06 H.J. Lu <hongjiu.lu@intel.com>
3132 Hongtao Liu <hongtao.liu@intel.com>
3136 * config/i386/i386-expand.c (ix86_expand_sse_comi_round):
3137 Modified, original implementation isn't correct.
3139 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3141 * config/rs6000/rs6000.md (FIRST_ALTIVEC_REGNO, LAST_ALTIVEC_REGNO)
3142 (LR_REGNO, CTR_REGNO, CA_REGNO, ARG_POINTER_REGNUM, CR0_REGNO)
3143 (CR1_REGNO, CR2_REGNO, CR3_REGNO, CR4_REGNO, CR5_REGNO, CR6_REGNO)
3144 (CR7_REGNO, MAX_CR_REGNO, VRSAVE_REGNO, VSCR_REGNO)
3145 (FRAME_POINTER_REGNUM): Change numbering.
3146 * config/rs6000/rs6000.c (rs6000_reg_names): Adjust.
3147 (alt_reg_names): Adjust.
3148 (rs6000_conditional_register_usage): Don't mark hard register 64 as
3150 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
3151 (DWARF_FRAME_REGISTERS): Delete.
3152 (DWARF2_FRAME_REG_OUT): Fix whitespace.
3153 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
3155 (REG_ALLOC_ORDER): Adjust.
3156 (FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM): Adjust.
3157 (REG_CLASS_CONTENTS): Adjust.
3158 (RETURN_ADDR_RTX): Change comment.
3159 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use ARG_POINTER_REGNUM
3161 (REGISTER_NAMES): Adjust.
3162 (ADDITIONAL_REGISTER_NAMES): Adjust.
3163 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
3165 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3167 * config/rs6000/rs6000.md (TFHAR_REGNO, TFIAR_REGNO, TEXASR_REGNO):
3169 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
3170 (DWARF_FRAME_REGISTERS): Adjust.
3171 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
3173 (REG_ALLOC_ORDER): Adjust.
3174 (enum reg_class): Delete SPR_REGS.
3175 (REG_CLASS_NAMES): Delete SPR_REGS.
3176 (REG_CLASS_CONTENTS): Delete SPR_REGS. Adjust for deleted TM regs.
3177 (REGISTER_NAMES): Adjust.
3178 (ADDITIONAL_REGISTER_NAMES): Adjust.
3179 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
3180 * config/rs6000/htm.md (htm_mfspr_<mode>, htm_mtspr_<mode>): Adjust.
3181 * config/rs6000/predicates.md (htm_spr_reg_operand): Delete.
3182 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Adjust.
3183 (htm_spr_regno): Delete.
3184 (htm_expand_builtin): Adjust: the HTM builtins now have one fewer
3186 (rs6000_dbx_register_number): Adjust.
3188 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3190 * config/rs6000/rs6000.h (PRE_GCC3_DWARF_FRAME_REGISTERS): Delete.
3192 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3194 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Handle
3195 FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM, and 64 (which was MQ).
3197 2019-05-06 Jakub Jelinek <jakub@redhat.com>
3199 PR tree-optimization/88709
3200 PR tree-optimization/90271
3201 * params.def (PARAM_STORE_MERGING_MAX_SIZE): New parameter.
3202 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Handle
3203 non-clobber CONSTRUCTORs with no elts. Remove useless tmp_int
3205 (imm_store_chain_info::coalesce_immediate_stores): Punt if the size
3206 of the store merging group is larger than
3207 PARAM_STORE_MERGING_MAX_SIZE parameter.
3208 (split_group): Add bzero_first argument. If set, always emit first
3209 the first store which must be = {} of the whole area and then for the
3210 rest of the stores consider all zero bytes as paddings.
3211 (imm_store_chain_info::output_merged_store): Check if first store
3212 is = {} of the whole area and if yes, determine which setting of
3213 bzero_first for split_group gives smaller number of stores. Adjust
3214 split_group callers.
3215 (lhs_valid_for_store_merging_p): Allow decls.
3216 (rhs_valid_for_store_merging_p): Allow non-clobber CONTRUCTORs with
3218 (pass_store_merging::process_store): Likewise.
3220 2019-05-06 Kelvin Nilsen <kelvin@gcc.gnu.org>
3223 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
3224 handling of V1TImode.
3226 2019-05-06 Uroš Bizjak <ubizjak@gmail.com>
3229 * config.gcc (i[34567]86-*-*, x86_64-*-*): Move tests for enable_cld
3230 and enable_frame_pointer ...
3231 * configure.ac: ... here. Update help strings for
3232 --enable-frame-pointer.
3233 * configure: Regenerate.
3234 * config/i386/i386-options.c (ix86_option_override_internal): Remove
3235 USE_X86_64_FRAME_POINTER define, use USE_IX86_FRAME_POINTER instead.
3236 * config/i386/sol2.h (USE_IX86_FRAME_POINTER): Remove.
3237 (USE_X86_64_FRAME_POINTER): Ditto.
3239 2019-05-06 Martin Liska <mliska@suse.cz>
3241 * config.gcc: Append to target_gtfiles and fix indentation.
3243 2019-05-06 Richard Biener <rguenther@suse.de>
3245 PR tree-optimization/90358
3246 * tree-vect-stmts.c (get_group_load_store_type): Properly
3247 detect unused upper half of load.
3248 (vectorizable_load): Likewise.
3250 2019-05-06 Richard Biener <rguenther@suse.de>
3252 PR tree-optimization/88828
3253 * tree-ssa-forwprop.c (get_bit_field_ref_def): Split out from...
3254 (simplify_vector_constructor): ...here. Handle constants in
3257 2019-05-06 Richard Biener <rguenther@suse.de>
3259 PR tree-optimization/90328
3260 * tree-data-ref.h (dr_may_alias_p): Pass in the actual loop nest.
3261 * tree-data-ref.c (dr_may_alias_p): Check whether the clique
3262 is valid in the loop nest before using it.
3263 (initialize_data_dependence_relation): Adjust.
3264 * graphite-scop-detection.c (build_alias_set): Pass the SCOP enclosing
3265 loop as loop-nest to dr_may_alias_p.
3267 2019-05-06 Richard Biener <rguenther@suse.de>
3269 * dwarf2out.c (mem_loc_descriptor): Initialize int_mode.
3271 2019-05-06 Richard Biener <rguenther@suse.de>
3273 PR tree-optimization/90316
3274 * tree-ssa-alias.c (maybe_skip_until): Pass in target BB,
3275 compute target on demand.
3276 (get_continuation_for_phi): Remove code walking stmts to
3277 get to a target virtual operand which could end up being
3280 2019-05-06 Martin Liska <mliska@suse.cz>
3283 * config/i386/i386-options.c (ix86_option_override_internal): Error only
3284 when -mabi is selected to a non-default version.
3286 2019-05-06 Hrishikesh Kulkarni <hrishikeshparag@gmail.com>
3287 Martin Liska <mliska@suse.cz>
3289 * Makefile.in: Add lto-dump.texi.
3290 * cgraph.h: Add new functions get_visibility_string and
3291 get_symtab_type_string.
3292 * doc/gcc.texi: Include lto-dump section.
3293 * doc/lto-dump.texi: New file.
3294 * dumpfile.c (dump_switch_p_1): Use parse_dump_option.
3295 (parse_dump_option): Factor out this function.
3296 * dumpfile.h (enum dump_flag): Add new value TDF_ERROR.
3297 (parse_dump_option): Export the function.
3298 * symtab.c (symtab_node::get_visibility_string): New function.
3299 (symtab_node::get_symtab_type_string): Likewise.
3301 2019-05-06 Martin Liska <mliska@suse.cz>
3303 * config/i386/i386-builtins.c: New file.
3304 * config/i386/i386-builtins.h: New file.
3305 * config/i386/i386-expand.c: New file.
3306 * config/i386/i386-expand.h: New file.
3307 * config/i386/i386-features.c: New file.
3308 * config/i386/i386-features.h: New file.
3309 * config/i386/i386-options.c: New file.
3310 * config/i386/i386-options.h: New file.
3311 * config.gcc: Add new files into extra_objs and
3313 * config/i386/i386.c: Split content of the file
3314 into newly introduced files.
3315 * config/i386/i386.h: Declare common variables
3317 * config/i386/t-i386: Define dependencies for new files.
3319 2019-05-03 Richard Earnshaw <rearnsha@arm.com>
3322 * config/arm/arm.md (unaligned_loadsi): Add variant for thumb1.
3323 Restrict 'all' variant to 32-bit configurations.
3324 (unaligned_loadhiu): Likewise.
3325 (unaligned_storehi): Likewise.
3326 (unaligned_storesi): Likewise.
3327 (unaligned_loadhis): Disable when compiling for thumb1.
3329 2019-05-03 Marc Glisse <marc.glisse@inria.fr>
3331 PR tree-optimization/90269
3332 * tree-loop-distribution.c (find_seed_stmts_for_distribution):
3335 2019-05-03 Martin Liska <mliska@suse.cz>
3337 * hash-map.h: Add is_empty function.
3338 * hash-set.h: Likewise.
3339 * hash-table.h: Likewise.
3340 * dwarf2out.c (dwarf2out_finish): Use is_empty instead of
3341 elements () == 0 (and similar usages).
3342 * gimple-ssa-store-merging.c (pass_store_merging::terminate_and_process_all_chains): Likewise.
3343 * gimplify.c (gimplify_bind_expr): Likewise.
3344 (gimplify_switch_expr): Likewise.
3345 * hash-map-tests.c (test_map_of_strings_to_int): Likewise.
3346 * ipa-icf.c (sem_item_optimizer::remove_symtab_node): Likewise.
3347 * postreload-gcse.c (dump_hash_table): Likewise.
3348 (gcse_after_reload_main): Likewise.
3349 * predict.c (combine_predictions_for_bb): Likewise.
3350 * tree-parloops.c (reduction_phi): Likewise.
3351 (separate_decls_in_region): Likewise.
3352 (transform_to_exit_first_loop): Likewise.
3353 (gen_parallel_loop): Likewise.
3354 (gather_scalar_reductions): Likewise.
3355 (try_create_reduction_list): Likewise.
3356 * var-tracking.c (dump_vars): Likewise.
3357 (emit_notes_for_changes): Likewise.
3358 (vt_emit_notes): Likewise.
3360 2019-05-03 Richard Biener <rguenther@suse.de>
3362 PR tree-optimization/90316
3363 * tree-ssa-pre.c (pass_pre::execute): Re-compute DOM fast queries
3366 2019-05-03 Richard Biener <rguenther@suse.de>
3368 * tree-vect-stmts.c (get_group_load_store_type): Avoid
3369 peeling for gaps by loading only lower halves of vectors
3371 (vectorizable_load): Likewise.
3373 2019-05-03 Richard Biener <rguenther@suse.de>
3376 * match.pd: Add pattern to optimize (A / B) * B + (A % B) to A.
3378 2019-05-03 Richard Biener <rguenther@suse.de>
3381 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)):
3382 Handle STRING_CST vs DECL or STRING_CST.
3384 2019-05-03 Richard Biener <rguenther@suse.de>
3386 PR tree-optimization/88963
3387 * tree-ssa-forwprop.c (pass_forwprop::execute): Rewrite
3388 vector loads feeding only BIT_FIELD_REFs to component
3389 loads. Rewrite stores fed by CONSTRUCTORs to component
3392 2019-05-03 Jakub Jelinek <jakub@redhat.com>
3394 * opts.h (finish_options): Remove lang_mask argument.
3395 (print_help, help_option_argument): Declare.
3396 * opts.c (print_help): Remove forward declaration, no longer static.
3397 (finish_options): Remove lang_mask argument, don't call print_help
3399 * opts-global.c (decode_options): Adjust finish_option caller, call
3402 PR tree-optimization/90303
3403 * ipa-devirt.c (obj_type_ref_class, get_odr_type): Don't use
3404 TYPE_CANONICAL for TYPE_STRUCTURAL_EQUALITY_P types in !in_lto_p mode.
3406 2019-05-03 Richard Biener <rguenther@suse.de>
3408 PR tree-optimization/89698
3409 * gimple-fold.c (canonicalize_constructor_val): Early out
3410 for constants, handle unfolded INTEGER_CSTs as they appear in
3411 C++ virtual table ctors.
3413 2019-05-03 Richard Biener <rguenther@suse.de>
3415 * passes.c (execute_function_todo): Remove dead code.
3417 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
3419 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Do not use
3420 the internal register number, for any "real" register.
3422 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
3424 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Return the
3425 correct numbers for TFHAR, TFIAR, TEXASR.
3427 2019-05-02 Richard Biener <rguenther@suse.de>
3429 PR tree-optimization/89653
3430 * tree-ssa-loop.c (pass_data_tree_loop_init): Execute
3431 update-address-taken before the pass.
3432 * passes.def (pass_tree_loop_init): Put comment before it.
3434 2019-05-02 Richard Biener <rguenther@suse.de>
3436 PR tree-optimization/89509
3437 * tree-ssa-structalias.c (compute_dependence_clique): Look
3438 at the first subvar when determining whether it is restrict.
3440 2019-05-02 Richard Biener <rguenther@suse.de>
3442 PR tree-optimization/90273
3443 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Eliminate
3444 useless debug stmts.
3446 2019-05-02 Alejandro Martinez <alejandro.martinezvicente@arm.com>
3448 * config/aarch64/aarch64-sve.md (<sur>dot_prod<vsi2qi>): Taken from SVE
3450 * config/aarch64/iterators.md: Copied Vetype_fourth, VSI2QI and vsi2qi from
3452 * tree-vect-loop.c (use_mask_by_cond_expr_p): New function to check if a
3453 VEC_COND_EXPR be inserted to emulate a conditional internal function.
3454 (build_vect_cond_expr): Emit the VEC_COND_EXPR.
3455 (vectorizable_reduction): Use the functions above to vectorize in a
3456 fully masked loop codes that don't have a conditional internal
3459 2019-05-02 Martin Liska <mliska@suse.cz>
3461 * cgraphclones.c: Call valid_attribute_p with 1 for
3463 * config/i386/i386-c.c (ix86_pragma_target_parse): Use 0 as
3464 it's for target attribute.
3465 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
3466 Add new boolean argument.
3467 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
3469 (ix86_valid_target_attribute_tree): Pass target_clone_attr
3470 to ix86_valid_target_attribute_inner_p.
3471 (ix86_valid_target_attribute_p): Pass flags argument to
3472 ix86_valid_target_attribute_inner_p.
3473 (get_builtin_code_for_version): Use 0 as it's target attribute.
3475 2019-05-02 Martin Liska <mliska@suse.cz>
3477 * gcc.c (process_command): Add dummy file only
3479 * opts-global.c (decode_options): Pass lang_mask.
3480 * opts.c (print_help): New function.
3481 (finish_options): Print --help if help_option_argument
3483 (common_handle_option): Factor out content of OPT__help_
3485 * opts.h (finish_options): Add new argument.
3487 2019-05-02 Martin Liska <mliska@suse.cz>
3490 * config/i386/i386.c (ix86_expand_strlen): Use strlen call.
3491 With -minline-all-stringops use inline expansion using 4B loop.
3492 * doc/invoke.texi: Document the change of
3493 -minline-all-stringops.
3495 2019-05-01 Jeff Law <law@redhat.com>
3497 PR tree-optimization/88797
3498 * gimple-ssa-split-paths (is_feasible_trace): Reject cases where the
3499 PHI feeds a conditional on the RHS of an assignment.
3501 2019-04-30 Andrew Waterman <andrew@sifive.com>
3502 Jim Wilson <jimw@sifive.com>
3504 * config/riscv/constraints.md (L): New.
3505 * config/riscv/predicates.md (lui_operand): New.
3506 (sfb_alu_operand): New.
3507 * config/riscv/riscv-protos.h (riscv_expand_conditional_move): Declare.
3508 * config/riscv/riscv.c (riscv_expand_conditional_move): New.
3509 * config/riscv/riscv.h (TARGET_SFB_ALU): New.
3510 * config/riscv/risc.md (type): Add sfb_alu.
3511 (branch<mode>): Renamed from branch_order<mode>. Change predicate for
3512 operand 3 to reg_or_0_operand. In output string, change %3 to %z3.
3513 (branch_zero<mode>): Delete.
3515 (mov<GPR:mode><X:mode>cc): Likewise.
3516 * config/riscv/sifive-7.md (sifive_7_sfb_alu): New. Use in bypasses.
3518 2019-04-30 Nathan Sidwell <nathan@acm.org>
3520 * tree.h (MARK_TS_EXP): New.
3522 2019-04-30 Martin Liska <mliska@suse.cz>
3524 * opts.c (enable_warning_as_error): Provide hints
3525 for unknown options.
3527 2019-04-30 Martin Liska <mliska@suse.cz>
3530 * doc/invoke.texi: Add missing dash for gas-locview-support
3531 and gno-as-locview-support.
3533 2019-04-30 Jakub Jelinek <jakub@redhat.com>
3536 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Don't skip
3537 whitespace at the start of target attribute string.
3539 2019-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3542 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
3543 Define __ARM_FEATURE_ATOMICS.
3545 2019-04-30 Martin Liska <mliska@suse.cz>
3547 * gimple-fold.c (gimple_fold_builtin_memory_op): Change endp
3548 into built_in_function enum. Remove code for endp == 2 and
3549 use BUILT_IN_* constants.
3550 (gimple_fold_builtin): Call the function with fcode.
3552 2019-04-30 Martin Liska <mliska@suse.cz>
3554 * config/i386/i386.c (ix86_builtin_reciprocal): Cast
3555 DECL_FUNCTION_CODE into ix86_builtins enum before
3556 the switch statement.
3558 2019-04-30 Jakub Jelinek <jakub@redhat.com>
3560 PR tree-optimization/89475
3561 * tree-ssa-ccp.c (evaluate_stmt): Handle BUILT_IN_BSWAP{16,32,64}
3564 2019-04-30 Martin Liska <mliska@suse.cz>
3566 PR translation/90274
3567 * opts.c (print_filtered_help): Wrap string in _(...).
3569 2019-04-30 Bin Cheng <bin.cheng@linux.alibaba.com>
3571 PR tree-optimization/90240
3573 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
3575 PR tree-optimization/90078
3576 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
3577 checks for infinite_cost overflow.
3579 2019-04-29 Jeff Law <law@redhat.com>
3581 * passes.def: Move -Wrestrict pass after copy propagation.
3583 2019-04-29 Maya Rashish <coypu@sdf.org>
3585 * config.gcc (default_gnu_indirect_function): Default to yes
3586 for arm*-*-netbsd*, i[34567]86-*-netbsd*, powerpc*-*-netbsd*,
3587 sparc*-*-netbsd*, x86_64-*-netbsd*.
3589 2019-04-29 Vladislav Ivanishin <vlad@ispras.ru>
3591 * tree-ssa-uninit.c (is_pred_expr_subset_of): Correctly handle cases
3592 where cond2 is NE_EXPR.
3593 (is_value_included_in): Update comment.
3595 2019-04-29 Richard Biener <rguenther@suse.de>
3597 PR tree-optimization/90278
3598 * tree-ssa-forwprop.c (pass_forwprop::execute): Transfer/clean
3599 EH on comparison simplification.
3601 2019-04-29 Jason Merrill <jason@redhat.com>
3603 PR c++/82081 - tail call optimization breaks noexcept
3604 * tree-tailcall.c (find_tail_calls): Don't turn a call from a
3605 nothrow function to a might-throw function into a tail call.
3607 2019-04-29 Richard Sandiford <richard.sandiford@arm.com>
3609 * tree-data-ref.h (data_dependence_relation::inner_loop): Delete.
3610 (DDR_INNER_LOOP): Likewise.
3611 * tree-data-ref.c (dump_data_dependence_relation): Update accordingly.
3612 (initialize_data_dependence_relation): Likewise.
3613 (insert_innermost_unit_dist_vector): Use 0 instead of DDR_INNER_LOOP.
3615 2019-04-29 Jakub Jelinek <jakub@redhat.com>
3617 PR rtl-optimization/90257
3618 * cfgrtl.c (flow_active_insn_p): Return true for USE of a function
3622 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
3626 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
3629 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
3632 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
3634 * lra-spills.c (lra_final_code_change): Remove useless move insns.
3636 2019-04-29 Richard Biener <rguenther@suse.de>
3638 * tree-ssa.c (insert_debug_temp_for_var_def): For {CLOBBER}
3641 2019-04-27 Iain Buclaw <ibuclaw@gdcproject.org>
3643 * config/netbsd-d.c: Include memmodel.h. Remove unused tree.h,
3644 varasm.h, and netbsd-protos.h.
3646 2019-04-27 Uroš Bizjak <ubizjak@gmail.com>
3649 * config/i386/i386-protos.h (ix86_data_alignment): Change
3650 the second argument type to unsigned int.
3651 * config/i386/i386.c (ix86_data_alignment): Change "align"
3652 argument type to unsigned int.
3654 2019-04-27 Martin Liska <mliska@suse.cz>
3657 * opt-suggestions.c (option_proposer::build_option_suggestions):
3658 When get_valid_option_values returns empty values, add the
3659 misspelling candidate.
3661 2019-04-26 Jim Wilson <jimw@sifive.com>
3663 * config/riscv/riscv-protos.h (riscv_move_integer): Add machine_mode
3665 * config/riscv/riscv.c (riscv_move_integer): New parameter orig_mode.
3666 Pass orig_mode to riscv_build_integer.
3667 (riscv_split_integer): Pass mode to riscv_move_integer.
3668 (riscv_legitimize_const_move): Likewise.
3669 (riscv_legitimize_move): For MEM dest and CONST_INT src case, new local
3670 promoted_mode. Replace force_reg call with code to load constant into
3671 promoted reg and then subreg it for the store.
3672 * config/riscv/riscv.md (low<mode>+1): Pass <GPR:MODE>mode to
3675 2018-04-26 Eugene Sharygin <eush@ispras.ru>
3677 * gdbhooks.py: Fix UnicodeDecodeErrors when printing trees with
3680 2019-04-26 Richard Sandiford <richard.sandiford@arm.com>
3682 * tree.h (TYPE_VECTOR_SUBPARTS, SET_TYPE_VECTOR_SUBPARTS): Add
3683 commentary about the encoding of precision.
3685 2019-04-25 Andreas Tobler <andreast@gcc.gnu.org>
3687 * config/i386/freebsd64.h: Add bits for 32-bit multilib support.
3688 * config/i386/t-freebsd64: New file.
3689 * config.gcc: Add the t-freebsd64 for multilib support.
3691 2019-04-25 Uroš Bizjak <ubizjak@gmail.com>
3693 * doc/extend.texi (vector_size): Add missing comma after @xref.
3695 2019-04-25 Jakub Jelinek <jakub@redhat.com>
3697 * BASE-VER: Set to 10.0.0.
3699 2019-04-25 Richard Biener <rguenther@suse.de>
3702 * gimplify.c (gimplify_expr): Avoid turning a lvalue
3703 VIEW_CONVERT_EXPR into one operating on an rvalue.
3705 2019-04-25 H.J. Lu <hongjiu.lu@intel.com>
3708 * config/i386/i386.c (feature_priority): Moved to file scope.
3709 (processor_features): Likewise.
3710 (processor_model): Likewise.
3711 (_arch_names_table): Likewise.
3712 (arch_names_table): Likewise.
3713 (_feature_list): Removed.
3714 (feature_list): Likewise.
3715 (_isa_names_table): Moved to file scope. Add priority.
3716 (isa_names_table): Likewise.
3717 (get_builtin_code_for_version): Replace feature_list with
3718 isa_names_table. Update error message for P_ZERO priority.
3720 2019-04-25 Richard Biener <rguenther@suse.de>
3722 * tree-pass.h (make_pass_phi_only_cprop): Remove.
3723 * timevar.def (TV_TREE_PHI_CPROP): Likewise.
3725 2019-04-24 Jeff Law <law@redhat.com>
3727 PR tree-optimization/90037
3728 * Makefile.in (OBJS): Remove tree-ssa-phionlycprop.c
3729 * passes.def: Replace all instance of phi-only cprop with the
3730 lattice propagator. Move propagation pass from after erroneous
3731 path isolation to before erroneous path isolation.
3732 * tree-ssa-phionlycprop.c: Remove.
3734 2019-04-24 Richard Biener <rguenther@suse.de>
3737 * gimple-fold.c (fold_const_aggregate_ref_1): Do multiplication
3738 by size and BITS_PER_UNIT on poly-wide-ints.
3740 2019-04-25 Richard Biener <rguenther@suse.de>
3743 * match.pd: Add pattern to simplify view-conversion of an
3746 2019-04-24 Clement Chigot <clement.chigot@atos.net>
3748 * config/rs6000/aix71.h (SUBTARGET_OVERRIDE_OPTIONS): Disable
3749 OPTION_MASK_VSX and OPTION_MASK_ALTIVEC from rs6000_isa_flags
3750 for Go on 32 bit AIX.
3751 * config/rs6000/aix72.h: Likewise.
3753 2019-04-24 Jakub Jelinek <jakub@redhat.com>
3756 * rtl.c (classify_insn): Return JUMP_INSN for asm goto.
3757 * emit-rtl.c (try_split): Copy over REG_LABEL_TARGET.
3759 2019-04-24 Andreas Krebbel <krebbel@linux.ibm.com>
3762 * config/s390/s390.c (s390_restore_gprs_from_fprs): Restore GPRs
3763 from FPRs in reverse order. Generate REG_CFA_DEF_CFA note also
3764 for restored hard frame pointer.
3765 (s390_sched_dependencies_evaluation): Implement new target hook.
3766 (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK): New macro definition.
3768 2019-04-24 Claudiu Zissulescu <claziss@sysnopsys.com>
3770 * config/arc/arc-options.def: Fix typos and spelling mistakes.
3771 * config/arc/arc.c (arc_init): Cleanup warning message.
3772 (arc_override_options): Likewise.
3774 2019-04-24 Jakub Jelinek <jakub@redhat.com>
3777 * config/i386/i386.c (ix86_expand_sse_fp_minmax): Force if_true into
3778 a register if both if_true and if_false are MEMs.
3780 PR tree-optimization/90208
3781 * tree-cfg.c (remove_bb): Move forced labels from removed bbs
3782 after labels of new_bb, not before them.
3784 PR tree-optimization/90211
3785 * tree-parloops.c (try_create_reduction_list): Ignore phi arguments
3786 which are not SSA_NAMEs.
3788 2018-04-23 Sudakshina Das <sudi.das@arm.com>
3790 * config/aarch64/aarch64-linux.h (TARGET_ASM_FILE_END): Define for
3792 (aarch64_file_end_indicate_exec_stack): Add gnu note section.
3794 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
3796 PR rtl-optimization/87979
3797 * modulo-sched.c (sms_schedule): Start ii value "mii" should
3800 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
3802 PR rtl-optimization/84032
3803 * modulo-sched.c (ps_insn_find_column): Change condition so that
3804 branch will always be the last insn in a row inside partial
3807 2019-04-23 Richard Biener <rguenther@suse.de>
3810 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Add
3811 dest_single_pred_p argument.
3812 (remove_forwarder_block): Adjust.
3813 (remove_forwarder_block_with_phi): Likewise.
3815 2019-04-23 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3816 Bernd Edlinger <bernd.edlinger@hotmail.de>
3817 Jakub Jelinek <jakub@redhat.com>
3820 * config/arm/arm.c (aapcs_vfp_is_call_or_return_candidate): Diagnose
3821 if used with general-regs-only.
3822 (arm_conditional_register_usage): Don't add non-general regs if
3824 (arm_valid_target_attribute_rec): Handle general-regs-only.
3825 * config/arm/arm.h (TARGET_HARD_FLOAT): Return false if
3827 (TARGET_HARD_FLOAT_SUB): Define.
3828 (TARGET_SOFT_FLOAT): Define as negation of TARGET_HARD_FLOAT_SUB.
3829 (TARGET_REALLY_IWMMXT): Add && !TARGET_GENERAL_REGS_ONLY.
3830 (TARGET_REALLY_IWMMXT2): Likewise.
3831 * config/arm/arm.opt: Add -mgeneral-regs-only.
3832 * doc/extend.texi: Document ARM general-regs-only target.
3833 * doc/invoke.texi: Document ARM -mgeneral-regs-only.
3835 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
3837 PR tree-optimization/90078
3838 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
3839 checks for infinite_cost overflow.
3841 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
3843 PR tree-optimization/90021
3844 * tree-chrec.c (evolution_function_is_univariate_p): New parameter
3845 and check univariate against it.
3846 * tree-chrec.h (evolution_function_is_univariate_p): New parameter.
3847 * tree-data-ref.c (add_other_self_distances): Pass new argument.
3849 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
3853 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
3856 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
3859 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
3861 * lra-spills.c (lra_final_code_change): Remove useless move insns.
3863 2019-04-21 Iain Sandoe <iain@sandoe.co.uk>
3865 * config/rs6000/rs6000.md (group_end_nop): Emit insn register
3866 names using operand format, rather than hard-wired.
3867 (speculation_barrier): Likewise.
3869 2019-04-19 Segher Boessenkool <segher@kernel.crashing.org>
3871 PR tree-optimization/88055
3872 * tree-call-cdce.c (comparison_code_if_no_nans): New function.
3873 (gen_one_condition): Use it if !HONOR_NANS.
3875 2019-04-19 Jakub Jelinek <jakub@redhat.com>
3878 * tree-outof-ssa.c (get_temp_reg): If reg_mode is BLKmode, return
3879 assign_temp instead of gen_reg_rtx.
3881 2019-04-19 Christophe Lyon <christophe.lyon@linaro.org>
3883 PR translation/90118
3884 * config/aarch64/aarch64.c (aarch64_override_options_internal):
3885 Add missing space before %<.
3887 2019-04-18 Peter Bergner <bergner@linux.ibm.com>
3889 PR rtl-optimization/87871
3890 * ira-lives.c (make_object_dead): Don't add conflicts to
3891 TOTAL_CONFLICT_HARD_REGS for register ignore_reg_for_conflicts.
3893 2019-04-18 Martin Sebor <msebor@redhat.com>
3896 * tree.h (TYPE_VECTOR_SUBPARTS): Use HOST_WIDE_INT_1U.
3897 * config/aarch64/aarch64.c (aarch64_simd_vector_alignment): Avoid
3898 assuming type size fits in SHWI.
3900 2019-04-18 Jan Hubicka <hubicka@ucw.cz>
3903 * ipa-inline.c (flatten_function): New parameter UPDATE.
3904 (ipa_inline, early_inliner): Use it.
3906 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
3908 * fold-const.c (int_const_binop): Return early on failure.
3910 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
3913 * combine.c (force_int_to_mode): Cast the argument rather than
3914 the result of known_alignment.
3915 * rtlanal.c (rtx_addr_can_trap_p_1): Use known_subrange_p.
3917 2019-04-18 Richard Biener <rguenther@suse.de>
3920 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Split
3922 (remove_forwarder_block): ... here.
3923 (remove_forwarder_block_with_phi): Also move debug stmts here.
3925 2019-04-18 Jakub Jelinek <jakub@redhat.com>
3927 PR translation/79183
3928 * gimple-ssa-sprintf.c (format_directive): Use inform_n instead of
3929 inform where appropriate.
3931 2019-04-18 Richard Biener <rguenther@suse.de>
3933 * tree.c (get_qualified_type): Put found type variants at the
3934 head of the variant list.
3936 2018-04-17 Segher Boessenkool <segher@kernel.crashing.org>
3938 * config/rs6000/rs6000.c (rs6000_register_move_cost): Fix typo.
3940 2019-04-17 Hongtao Liu <hongtao.liu@intel.com>
3943 * config/i386/avx512fintrin.h (_mm_maskz_fmadd_round_sd,
3944 _mm_maskz_fmadd_round_ss, _mm_maskz_fmsub_round_sd,
3945 _mm_maskz_fmsub_round_ss, _mm_maskz_fnmadd_round_sd,
3946 _mm_maskz_fnmadd_round_ss, _mm_maskz_fnmsub_round_sd,
3947 _mm_maskz_fnmsub_round_ss): Use _maskz builtin instead of _mask3.
3949 2019-04-17 Peter Bergner <bergner@linux.ibm.com>
3951 * ira-conflicts.c (print_allocno_conflicts): Always print something,
3952 even for allocno's with no conflicts.
3953 (print_conflicts): Print an extra newline.
3955 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
3957 * auto-inc-dec.c (attempt_change): Set the alignment of the
3958 temporary memory to that of the original.
3960 2019-04-17 Joao Moreira <jmoreira@suse.de>
3962 * targhooks.c (default_print_patchable_function_entry): Emit
3963 __patchable_function_entries section with writable flags to allow
3964 relocation resolution.
3966 2019-04-17 Jonny Grant <jg@jguk.org>
3968 * collect2.c (main): Change gcc.gnu.org URL to HTTPS.
3970 2019-04-17 Jakub Jelinek <jakub@redhat.com>
3973 * internal-fn.c (expand_mul_overflow): Don't set SUBREG_PROMOTED_VAR_P
3976 2019-04-17 Claudiu Zissulescu <claziss@synopsys.com>
3978 * config/arc/arc.c (arc_init): Format diagnostic string.
3979 (arc_override_options): Likewise.
3980 (check_if_valid_regno_const): Likewise.
3981 (arc_reorg): Likewise.
3983 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
3986 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Adjust pattern
3988 (rs6000_emit_allocate_stack_1): Simplify condition. Adjust pattern
3990 * config/rs6000/rs6000.md (bits): Add entries for SF and DF.
3991 (*movdi_update1): Use Pmode.
3992 (movdi_<mode>_update): Fix argument to avoiding_indexed_address_p.
3993 (movdi_<mode>_update_stack): Rename to ...
3994 (movdi_update_stack): ... this. Fix comment. Change condition. Don't
3996 (*movsi_update1): Use Pmode.
3997 (*movsi_update2): Use Pmode.
3998 (movsi_update): Rename to ...
3999 (movsi_<mode>_update): ... this. Use Pmode.
4000 (movsi_update_stack): Fix condition.
4001 (*movhi_update1): Use Pmode. Fix argument to
4002 avoiding_indexed_address_p.
4003 (*movhi_update2): Ditto.
4004 (*movhi_update3): Ditto.
4005 (*movhi_update4): Ditto.
4006 (*movqi_update1): Ditto.
4007 (*movqi_update2): Ditto.
4008 (*movqi_update3): Ditto.
4009 (*movsf_update1, *movdf_update1): Merge, rename to...
4010 (*mov<mode>_update1): This. Use Pmode. Fix argument to
4011 avoiding_indexed_address_p. Add "size" attribute.
4012 (*movsf_update2, *movdf_update2): Merge, rename to...
4013 (*mov<mode>_update2): This. Ditto.
4014 (*movsf_update3): Use Pmode. Fix argument to
4015 avoiding_indexed_address_p.
4016 (*movsf_update4): Ditto.
4017 (allocate_stack): Simplify condition. Adjust pattern names.
4019 2019-04-17 Jakub Jelinek <jakub@redhat.com>
4022 * config/arm/arm.c (arm_valid_target_attribute_rec): Don't skip
4023 whitespace at the start of target attribute string.
4025 2019-04-16 Pat Haugen <pthaugen@us.ibm.com>
4028 * config/rs6000/power9.md: Add store forwarding bypass.
4030 2019-04-16 Alexandre Oliva <aoliva@redhat.com>
4033 * valtrack.c (dead_debug_insert_temp): Reset debug references
4034 to the return value of a call being removed.
4036 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4038 * config/arc/arc-protos.h (arc_register_move_cost): Remove.
4039 * config/arc/arc.c (arc_register_move_cost): Re-purpose it to
4040 implement target hook.
4041 (arc_memory_move_cost): New function.
4042 (TARGET_REGISTER_MOVE_COST): Define.
4043 (TARGET_MEMORY_MOVE_COST): Likewise.
4044 * config/arc/arc.h (REGISTER_MOVE_COST): Remove.
4045 (MEMORY_MOVE_COST): Likewise.
4047 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4049 * config/arc/arc.md (sibcall_insn): Use Rcd constraint.
4050 (sibcall_value_insn): Likewise.
4051 * config/arc/constraints.md (Rs5): Remove.
4053 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4055 * config/arc/arc.c (arc_hard_regno_modes): Add two missing modes
4056 for last two fake registers.
4057 (arc_conditional_register_usage): Make sure fake frame and arg
4058 pointer regs are in general regs class.
4059 (FRAME_POINTER_MASK): Remove.
4060 (RETURN_ADDR_MASK): Remove.
4061 (arc_must_save_register): Use hard frame regnum.
4062 (frame_restore_reg): Use hard_frame_pointer_rtx.
4063 (arc_save_callee_saves): Likewise.
4064 (arc_restore_callee_saves): Likewise.
4065 (arc_save_callee_enter): Likewise.
4066 (arc_restore_callee_leave): Likewise.
4067 (arc_save_callee_milli): Likewise.
4068 (arc_eh_return_address_location): Likewise.
4069 (arc_check_multi): Use hard frame regnum.
4070 (arc_can_eliminate): Likewise.
4071 * config/arc/arc.h (FIXED_REGISTERS): Make FP register available
4072 for register allocator.
4073 (REG_CLASS_CONTENTS): Update GENERAL_REGS.
4074 (REGNO_OK_FOR_BASE_P): Consider FRAME_POINTER_REGNUM.
4075 (FRAME_POINTER_REGNUM): Change it to a fake register.
4076 (HARD_FRAME_POINTER_REGNUM): Defined.
4077 (ARG_POINTER_REGNUM): Change it to a new fake register.
4078 (ELIMINABLE_REGS): Update.
4079 (REGISTER_NAMES): Update names.
4080 * config/arc/arc.md (LP_START): Remove.
4082 (shift_si3_loop): Update pattern.
4084 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4086 * config/arc/arc.c (arc_expand_prologue): Emit blockage regardless
4087 to avoid delay slot scheduling.
4088 (arc_must_save_register): Don't save SP.
4089 * config/arc/arc.md (stack_tie): Remove.
4090 (UNSPEC_ARC_STKTIE): Likewise.
4092 2019-04-16 Kito Cheng <kito.cheng@gmail.com>
4093 Shiva Chen <shiva0217@gmail.com>
4095 * config/nds32/nds32-md-auxiliary.c (nds32_split_ashiftdi3): Fix wrong
4096 code gen with large shift amount.
4098 2019-04-16 Chung-Ju Wu <jasonwucj@gmail.com>
4100 * config/nds32/nds32-pipelines-auxiliary.c (wext_odd_dep_p): Handle
4103 2019-04-16 Jakub Jelinek <jakub@redhat.com>
4106 * config/i386/i386.c (ix86_target_string): Add ADD_ABI_P argument, only
4107 print -m64/-mx32/-m32 if it is true.
4108 (ix86_debug_options, ix86_function_specific_print): Pass true as
4109 ADD_ABI_P to ix86_target_string.
4110 (ix86_expand_builtin): Adjust ix86_target_string caller, pass true as
4111 ADD_ABI_P only if OPTION_MASK_ISA_64BIT is set in bisa and in that case
4112 or into it OPTION_MASK_ISA_ABI_64 or OPTION_MASK_ISA_ABI_X32.
4114 PR rtl-optimization/90082
4115 * dce.c (can_delete_call): New function.
4116 (deletable_insn_p, mark_insn): Use it.
4118 PR tree-optimization/90090
4119 * tree-ssa-math-opts.c (is_division_by): Ignore divisions that can
4121 (is_division_by_square): Likewise. Formatting fix.
4123 2019-04-16 Richard Biener <rguenther@suse.de>
4125 PR tree-optimization/56049
4126 * tree-ssa-loop-im.c (mem_ref_hasher::equal): Elide alias-set
4127 equality check if alias-set zero will prevail.
4129 2019-04-15 Jeff Law <law@redhat.com>
4131 * config/microblaze/microblaze.c (microblaze_expand_block_move): Treat
4132 size and alignment as unsigned.
4134 2019-04-15 Richard Biener <rguenther@suse.de>
4137 * tree-loop-distribution.c (destroy_loop): Preserve correct
4140 2019-04-15 Richard Biener <rguenther@suse.de>
4142 PR tree-optimization/90071
4143 * tree-ssa-reassoc.c (init_range_entry): Do not pick up
4144 abnormal operands from def stmts.
4146 2019-04-15 Segher Boessenkool <segher@kernel.crashing.org>
4148 PR rtl-optimization/89794
4149 * combine.c (count_auto_inc): New function.
4150 (try_combine): Count how many auto_inc expressions there were in the
4151 original instructions. Ensure we have the same number in the new
4152 instructions. Remove the code that tried to ensure auto_inc side
4153 effects on i1 and i0 are not lost.
4155 2019-04-15 Richard Biener <rguenther@suse.de>
4158 * tree.h (auto_var_p): Declare.
4159 * tree.c (auto_var_p): New function, split out from ...
4160 (auto_var_in_fn_p): ... here.
4161 * tree-ssa-structalias.c (struct variable_info): Add shadow_var_uid
4163 (new_var_info): Initialize it.
4164 (set_uids_in_ptset): Also set the shadow variable uid if required.
4165 (ipa_pta_execute): Postprocess points-to solutions assigning
4166 shadow variable uids for locals that may reach their containing
4167 function recursively.
4168 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Do not
4169 assert but instead check whether the points-to solution is
4172 2019-04-15 Martin Jambor <mjambor@suse.cz>
4175 * cgraph.c (clone_of_p): Loop over clone chain for each step in
4178 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
4180 * config.gcc (nds32*-*-linux*): Set gcc_cv_initfini_array to yes.
4182 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
4183 Kito Cheng <kito.cheng@gmail.com>
4184 Shiva Chen <shiva0217@gmail.com>
4186 * config/nds32/nds32-md-auxiliary.c
4187 (nds32_legitimize_pic_address): Use new PIC pattern.
4188 (nds32_legitimize_tls_address): Use new TLS pattern.
4189 (nds32_output_symrel): New.
4190 * config/nds32/nds32-protos.h (nds32_output_symrel): Declare.
4191 (nds32_alloc_relax_group_id): Ditto.
4192 * config/nds32/nds32-relax-opt.c (nds32_alloc_relax_group_id): New.
4193 (nds32_group_insns): Use nds32_alloc_relax_group_id instead of use
4195 (nds32_group_tls_insn): Ditto.
4196 (nds32_group_float_insns): Ditto.
4197 * config/nds32/nds32.md (tls_le): New.
4200 2019-04-15 Chung-Ju Wu <jasonwucj@gmail.com>
4202 * configure: Add nds32 target for dwarf2 debug_line checking.
4203 * configure.ac: Regenerated.
4205 2019-04-14 Jan Hubicka <hubicka@ucw.cz>
4208 * ipa-devirt.c (skip_in_fields_list_p): New.
4209 (odr_types_equivalent_p): Use it.
4211 2019-04-13 Jakub Jelinek <jakub@redhat.com>
4214 * config/arm/arm.c (arm_valid_target_attribute_rec): Use strcmp
4215 instead of strncmp when checking for thumb and arm. Formatting fixes.
4217 2019-04-12 Iain Buclaw <ibuclaw@gdcproject.org>
4219 * doc/install.texi: Document --with-target-system-zlib.
4221 2019-04-12 Martin Sebor <msebor@redhat.com>
4227 * targhooks.c (default_vector_alignment): Avoid assuming
4228 argument fits in SHWI.
4229 * tree.h (TYPE_VECTOR_SUBPARTS): Avoid sign overflow in
4231 * doc/extend.texi (__builtin_has_attribute): Add a clarifying note.
4233 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4235 PR rtl-optimization/89965
4236 * dce.c: Include rtl-iter.h.
4237 (struct check_argument_load_data): New type.
4238 (check_argument_load): New function.
4239 (find_call_stack_args): Check for loads from stack slots still tracked
4240 in sp_bytes and punt if any is found.
4242 * config/mips/loongson-mmiintrin.h: Fix up #error message.
4244 2019-04-12 Jan Hubicka <hubicka@ucw.cz>
4246 * params.def (PARAM_MAX_LTO_STREAMING_PARALLELISM): New parameter.
4247 * doc/invoke.texi (max-lto-streaming-paralellism): New --param.
4249 2019-04-12 Martin Liska <mliska@suse.cz>
4252 * multiple_target.c (create_dispatcher_calls): Wrap ifunc
4254 (separate_attrs): Handle multiple 'default's.
4255 (expand_target_clones): Rework error handling code.
4257 2019-04-12 Kelvin Nilsen <kelvin@gcc.gnu.org>
4260 * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): Use inner
4261 mode of vector rather than mode of destination for move instruction.
4262 * config/rs6000/vsx.md (*vsx_extract_<mode>_<VS_scalar>mode_var):
4263 Use QI inner mode with V16QI vector mode.
4265 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4268 * config/tilepro/tilepro.c (tilepro_print_operand): Use just
4269 "invalid %%t operand" in output_operand_lossage message.
4271 2019-04-12 Andreas Krebbel <krebbel@linux.ibm.com>
4273 * config/s390/predicates.md (permute_pattern_operand): New
4275 * config/s390/vector.md ("*vec_splats_bswap_vec<mode>"): Add USE
4276 operand for the permute pattern.
4277 ("*vec_perm<mode>"): New insn definition.
4278 ("bswap<mode>"): Generate the permute pattern operand in the
4279 expander and perform the operand reloads for pre arch13 level
4281 ("*bswap<mode>_emu"): Rename to ...
4282 ("*bswap<mode>"): ... this. And make the splitter vxe2 only.
4283 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>"):
4284 Add the USE operand for the permute pattern.
4285 ("*vec_set_bswap_vec<mode>"): Likewise.
4287 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4290 * varasm.c (assemble_start_function): Don't use tree_fits_uhwi_p
4291 and gcc_unreachable if it fails, just call tree_to_uhwi which
4292 verifies that too. Test TREE_CHAIN instead of list_length > 1.
4293 Start warning message with a lower-case letter. Formatting fixes.
4295 PR rtl-optimization/90026
4296 * cfgcleanup.c (try_optimize_cfg): When removing empty bb with no
4297 successors, look for BARRIERs inside of the whole BB_FOOTER chain
4298 rather than just at the start of it. If e->src BB_FOOTER is not NULL
4299 in cfglayout mode, use emit_barrier_after_bb.
4301 2018-04-11 Steve Ellcey <sellcey@marvell.com>
4303 PR rtl-optimization/87763
4304 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>4_noshift_alt):
4307 2019-04-11 Tom de Vries <tdevries@suse.de>
4309 * doc/extend.texi (@node Statement Exprs): Note variable shadowing at
4310 max macro using statement expression.
4312 2019-04-11 David Edelsohn <dje.gcc@gmail.com>
4314 * xcoffout.h (xcoff_private_rodata_section_name): Declare.
4315 * xcoffout.c (xcoff_private_rodata_section_name): Define.
4316 * config/rs6000/rs6000.c (rs6000_xcoff_asm_init_sections): Create
4317 read_only_private_data_section using xcoff_private_rodata_section_name.
4318 (rs6000_xcoff_file_start): Generate xcoff_private_rodata_section_name.
4320 2019-04-11 Christophe Lyon <christophe.lyon@linaro.org>
4323 * config/aarch64/aarch64.opt (msve-vector-bits): Add missing final '.'.
4325 2019-04-11 Jakub Jelinek <jakub@redhat.com>
4327 PR rtl-optimization/89965
4328 * dce.c (sp_based_mem_offset): New function.
4329 (find_call_stack_args): Use sp_based_mem_offset.
4331 2019-04-11 Jonathan Wakely <jwakely@redhat.com>
4333 * doc/invoke.texi (Optimize Options): Clarify -flive-patching docs.
4335 2019-04-11 Richard Biener <rguenther@suse.de>
4337 PR tree-optimization/90020
4338 * tree-ssa-sccvn.c (vn_reference_may_trap): New function.
4339 * tree-ssa-sccvn.h (vn_reference_may_trap): Declare.
4340 * tree-ssa-pre.c (compute_avail): Use it to not put
4341 possibly trapping references after a call that might not
4342 return into EXP_GEN.
4343 * gcse.c (compute_hash_table_work): Do not elide
4344 marking a block containing a call if the call might not
4347 2019-04-11 Richard Biener <rguenther@suse.de>
4349 PR tree-optimization/90018
4350 * tree-vect-data-refs.c (vect_preserves_scalar_order_p):
4351 Test both SLP and interleaving variants.
4353 2019-04-11 Robin Dapp <rdapp@linux.ibm.com>
4355 * config/s390/8561.md: New file.
4356 * config/s390/driver-native.c (s390_host_detect_local_cpu):
4357 Add arch13 cpu model.
4358 * config/s390/s390-opts.h (enum processor_type): Likewise.
4359 * config/s390/s390.c (s390_get_sched_attrmask): Add arch13.
4360 (s390_get_unit_mask): Likewise.
4361 (s390_is_fpd): Likewise.
4362 (s390_is_fxd): Likewise.
4363 * config/s390/s390.h (s390_tune_attr): Likewise.
4364 * config/s390/s390.md: Include arch13 pipeline description.
4365 * config/s390/s390.opt: Add arch13.
4367 2018-04-10 Steve Ellcey <sellcey@marvell.com>
4369 PR rtl-optimization/87763
4370 * config/aarch64/aarch64-protos.h (aarch64_masks_and_shift_for_bfi_p):
4372 * config/aarch64/aarch64.c (aarch64_masks_and_shift_for_bfi_p):
4374 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>5_shift):
4376 (*aarch64_bfi<GPI:mode>5_shift_alt): Ditto.
4377 (*aarch64_bfi<GPI:mode>4_noand): Ditto.
4378 (*aarch64_bfi<GPI:mode>4_noand_alt): Ditto.
4379 (*aarch64_bfi<GPI:mode>4_noshift): Ditto.
4381 2019-04-10 Jonathan Wakely <jwakely@redhat.com>
4383 * doc/invoke.texi (Optimize Options): Change "Nevertheless" to
4384 "Although" in -fipa-icf documentation.
4386 * doc/invoke.texi (Debugging Options): Explicitly state the semantics
4387 of using multiple -g options.
4389 2019-04-10 Martin Liska <mliska@suse.cz>
4391 PR gcov-profile/89959
4392 * doc/gcov.texi: Make documentation of -x option
4395 2019-04-10 Richard Biener <rguenther@suse.de>
4397 * tree-vectorizer.h (_stmt_vec_info): Remove same_dr_stmt
4399 (DR_GROUP_SAME_DR_STMT): Remove.
4400 * tree-vect-stmts.c (vectorizable_load): Remove unreachable code.
4401 * tree-vect-data-refs.c (vect_analyze_group_access_1): Likewise,
4402 replace with assert.
4403 (vect_analyze_data_ref_accesses): Fix INTEGER_CST comparison.
4404 (vect_record_grouped_load_vectors): Remove unreachable code.
4406 2019-04-10 Richard Earnshaw <rearnsha@arm.com>
4409 * config/aarch64/aarch64.opt (msve-vector-bits): Remove redundant and
4410 obsolete reference to N.
4412 2019-04-10 Jakub Jelinek <jakub@redhat.com>
4415 * expr.c (store_expr): Set properly size on the MEM passed to
4419 * gimple-ssa-sprintf.c (target_to_host): Fix handling of targstr
4420 with strlen in between hostsz-3 and hostsz-1 inclusive when no
4421 translation is needed, and when translation is needed, only append
4422 ... if the string length is hostsz or more bytes long. Avoid using
4425 2019-04-09 Matthew Malcomson <matthew.malcomson@arm.com>
4428 * config/arm/arm.c (neon_valid_immediate): Disallow VOIDmode parameter.
4429 * config/arm/constraints.md (Dm, DN, Dn): Split previous Dn constraint
4431 * config/arm/neon.md (*neon_mov<mode>): Account for TImode and DImode
4432 differences directly.
4433 (*smax<mode>3_neon, vashl<mode>3, vashr<mode>3_imm): Use Dm constraint.
4435 2019-04-09 Jakub Jelinek <jakub@redhat.com>
4437 PR translation/90011
4438 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
4440 * config/arm/freebsd.h (LINK_SPEC): Remove trailing space from -p
4442 * config/riscv/freebsd.h (LINK_SPEC): Likewise.
4443 * config/aarch64/aarch64-freebsd.h (FBSD_TARGET_LINK_SPEC): Likewise.
4444 * config/darwin.h (DRIVER_SELF_SPECS, ASM_FINAL_SPEC): Remove
4445 trailing space from -gsplit-dwarf diagnostics.
4447 PR tree-optimization/89998
4448 * gimple-ssa-sprintf.c (try_substitute_return_value): Use lhs type
4449 instead of integer_type_node if possible, don't add ranges if return
4450 type is not compatible with int.
4451 * gimple-fold.c (gimple_fold_builtin_sprintf,
4452 gimple_fold_builtin_snprintf): Use lhs type instead of hardcoded
4455 2019-04-09 Martin Liska <mliska@suse.cz>
4457 * Makefile.in: Use GENERATOR_CFLAGS for all generators.
4458 * doc/install.texi: Document the new config.
4460 2019-04-09 Richard Sandiford <richard.sandiford@arm.com>
4462 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Always
4463 use gimple_expr_type for load and store calls. Skip over the
4464 condition argument in a conditional internal function.
4465 Protect use of TREE_INT_CST_LOW.
4467 2019-04-09 Jakub Jelinek <jakub@redhat.com>
4470 * config/riscv/riscv.c (riscv_get_interrupt_type): Fix comment typo.
4471 (riscv_merge_decl_attributes): Fix typo in diagnostics. Remove
4472 trailing period from it too.
4474 2019-04-08 wu yuan <wuyuan5@huawei.com>
4476 * config/aarch64/aarch64-cores.def (tsv1100): Change scheduling model.
4477 * config/aarch64/aarch64.md : Add "tsv110.md"
4478 * config/aarch64/tsv110.md: New file.
4480 2019-04-08 Richard Biener <rguenther@suse.de>
4482 PR tree-optimization/90006
4483 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
4486 2019-04-08 Andrea Corallo <andrea.corallo@arm.com>
4489 * config/aarch64/cortex-a57-fma-steering.c (fma_forest): Prohibit copy
4491 (fma_root_node): Likewise.
4492 (func_fma_steering): Likewise.
4494 2019-04-08 Jakub Jelinek <jakub@redhat.com>
4496 PR rtl-optimization/89865
4497 * config/i386/i386.md: Add peepholes for z = x; x ^= y; x != z.
4499 PR rtl-optimization/89865
4500 * config/i386/i386.md
4501 (SWI12 peephole for mem {+,-,&,|,^}= x; mem != 0): Fix up operand
4502 numbers not to clash with the additional operands[4].
4503 (peepholes for mem {+,-,&,|,^}= x; mem != 0): New peephole2s
4504 with extra register copy in the middle.
4506 2019-04-08 Martin Liska <mliska@suse.cz>
4508 PR gcov-profile/89961
4509 * doc/gcov.texi: Document data_file.
4510 * gcov.c (generate_results): Add data_info into JSON output.
4512 2019-04-01 Bin Cheng <bin.cheng@linux.alibaba.com>
4514 PR tree-optimization/89725
4515 * tree-chrec.c (chrec_contains_symbols): New parameter. Handle outer
4516 loop's chrec as invariant symbol.
4517 * tree-chrec.h (chrec_contains_symbols): New parameter.
4518 * tree-data-ref.c (analyze_miv_subscript): Pass new argument.
4519 (build_classic_dist_vector_1, add_other_self_distances): Bypass access
4520 function of loops not in DDR's loop_nest.
4521 * tree-data-ref.h (index_in_loop_nest): Add unreachable check.
4523 2019-04-08 Chenghua Xu <paul.hua.gm@gmail.com>
4526 * config/mips/mips.opt (LOONGSON_EXT2): Use Var instead of
4529 2019-04-07 Uroš Bizjak <ubizjak@gmail.com>
4532 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
4533 Avoid calling gen_lowpart with SYMBOL_REF and LABEL_REF operand.
4535 2019-04-05 Joern Rennecke <joern.rennecke@embecosm.com>
4537 * sched-deps.c (sched_macro_fuse_insns): Check return value of
4538 targetm.fixed_condition_code_regs.
4540 2019-04-05 Richard Biener <rguenther@suse.de>
4544 * tree-cfgcleanup.c (remove_forwarder_block): Always move
4545 debug bind stmts but reset them if they are not valid at the
4548 2019-04-05 Martin Liska <mliska@suse.cz>
4550 PR translation/89936
4551 * collect-utils.c (collect_execute): Use %< and %>, or %qs in
4552 order to wrap keywords or arguments.
4553 * collect2.c (main): Likewise.
4554 (scan_prog_file): Likewise.
4555 (scan_libraries): Likewise.
4556 * common/config/riscv/riscv-common.c
4557 (riscv_subset_list::parsing_subset_version): Likewise.
4558 (riscv_subset_list::parse_std_ext): Likewise.
4559 * config/aarch64/aarch64.c (aarch64_override_options_internal):
4561 * config/arm/arm.c (arm_option_override): Likewise.
4562 * config/cris/cris.c (cris_print_operand): Likewise.
4563 * config/darwin-c.c (darwin_pragma_options): Likewise.
4564 (darwin_pragma_unused): Likewise.
4565 (darwin_pragma_ms_struct): Likewise.
4566 * config/ft32/ft32.c (ft32_print_operand): Likewise.
4567 * config/i386/i386.c (print_reg): Likewise.
4568 (ix86_print_operand): Likewise.
4569 * config/i386/xm-djgpp.h: Likewise.
4570 * config/iq2000/iq2000.c (iq2000_print_operand): Likewise.
4571 * config/m32c/m32c.c (m32c_option_override): Likewise.
4572 * config/msp430/msp430.c (msp430_option_override): Likewise.
4573 * config/nds32/nds32.c (nds32_option_override): Likewise.
4574 * config/nvptx/mkoffload.c (main): Likewise.
4575 * config/rx/rx.c (rx_print_operand): Likewise.
4576 (valid_psw_flag): Likewise.
4577 * config/vms/vms-c.c (vms_pragma_member_alignment): Likewise.
4578 (vms_pragma_nomember_alignment): Likewise.
4579 (vms_pragma_extern_model): Likewise.
4580 * lto-wrapper.c (compile_offload_image): Likewise.
4581 * omp-offload.c (oacc_parse_default_dims): Likewise.
4582 * symtab.c (symtab_node::verify_base): Likewise.
4583 * tlink.c (recompile_files): Likewise.
4584 (start_tweaking): Likewise.
4585 * tree-profile.c (parse_profile_filter): Likewise.
4587 2019-04-05 Richard Sandiford <richard.sandiford@arm.com>
4589 PR tree-optimization/89956
4590 * tree-ssa-math-opts.c (convert_mult_to_fma): Protect against
4591 multiple negates of the same value.
4593 2019-04-04 Martin Sebor <msebor@redhat.com>
4597 * builtins.c (expand_builtin_strnlen): Make sure wi::ltu_p operands
4598 have the same precision since the function crashes otherwise.
4599 * calls.c (maybe_warn_nonstring_arg): Avoid assuming strnlen() call
4600 has non-zero arguments.
4602 2019-04-04 Martin Sebor <msebor@redhat.com>
4605 * gimple-ssa-warn-restrict.c (builtin_access::builtin_access): Bail
4606 out if the number of arguments is less than expected.
4608 2019-04-04 Jeff Law <law@redhat.com>
4610 PR rtl-optimization/89399
4611 * ree.c (combine_set_extension): Use single_set rather than
4612 digging into PATTERN for items on the candidate list.
4613 (combine_reaching_defs): Likewise.
4615 2019-04-04 Richard Sandiford <richard.sandiford@arm.com>
4617 PR rtl-optimization/46590
4618 * loop-invariant.c (find_defs): Move df_remove_problem and
4619 df_process_deferred_rescans to move_invariants.
4620 Move df_live_add_problem and df_live_set_all_dirty calls
4622 (move_invariants): Likewise.
4623 (move_loop_invariants): Likewise, making the df_live calls
4624 conditional on -O. Remove the problem again if we added it
4627 2019-04-03 qing zhao <qing.zhao@oracle.com>
4629 PR tree-optimization/89730
4630 * ipa-inline.c (can_inline_edge_p): Delete the checking for
4631 -flive-patching=inline-only-static.
4632 (can_inline_edge_by_limits_p): Add the checking for
4633 -flive-patching=inline-only-static and grant always_inline
4634 even when -flive-patching=inline-only-static is specified.
4636 2019-04-03 Jeff Law <law@redhat.com>
4638 PR rtl-optimization/81025
4639 * reorg.c (skip_consecutive_labels): Do not skip past a BARRIER.
4641 2019-04-03 Richard Biener <rguenther@suse.de>
4643 PR tree-optimization/84101
4644 * tree-vect-stmts.c: Include explow.h for hard_function_value,
4645 regs.h for hard_regno_nregs.
4646 (cfun_returns): New helper.
4647 (vect_model_store_cost): When vectorizing a store to a decl
4648 we return and the function ABI returns in a multi-reg location
4649 account for the possible spilling that will happen.
4651 2019-04-03 Andreas Krebbel <krebbel@linux.ibm.com>
4653 * config/s390/s390.c (s390_legitimate_address_p): Reject long
4654 displacement addresses for vector mode operands.
4656 2019-04-03 Claudiu Zissulescu <claziss@synopsys.com>
4658 * config/arc/arc.c (GMASK_LEN): Define.
4659 (arc_restore_callee_saves): Restore first blink when
4662 2019-04-03 Sudakshina Das <sudi.das@arm.com>
4664 * doc/extend.texi: Add deprecated comment on sign-return-address
4665 function attribute and add mbranch-protection.
4666 * doc/invoke.texi: Add bti to the options for mbranch-protection.
4668 2019-04-03 Richard Biener <rguenther@suse.de>
4671 * lto-wrapper.c (run_gcc): Avoid implicit rules making
4672 the all target phony.
4674 2019-04-02 Uroš Bizjak <ubizjak@gmail.com>
4678 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
4679 Return false for variable DImode shifts.
4680 (dimode_scalar_chain::compute_convert_gain): Do not handle
4681 register count operand in variable DImode shifts.
4682 (dimode_scalar_chain::make_vector_copies): Remove support to copy
4683 count argument of a variable shift instruction to a vector register.
4684 (dimode_scalar_chain::convert_reg): Remove support to convert
4685 count argument of a variable shift instruction.
4687 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
4689 PR rtl-optimization/84206
4690 * sel-sched-ir.h (get_all_loop_exits): Avoid the outer loop when
4691 iterating over loop headers.
4693 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
4695 PR rtl-optimization/85876
4696 * sel-sched.c (code_motion_path_driver): Avoid unwinding first_insn
4697 beyond the original fence.
4699 2019-04-02 Ulrich Weigand <uweigand@de.ibm.com>
4701 * config.gcc: Mark spu* targets as deprecated/obsolete.
4703 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4705 * config/s390/s390-builtin-types.def: New builtin function type
4706 definitions. Remove unused types.
4707 * config/s390/s390-builtins.def (s390_vcdgb, s390_vcdlgb)
4708 (s390_vcgdb, s390_vclgdb): Remove low-level builtin definitions.
4709 (s390_vec_float, s390_vec_signed, s390_vec_unsigned): New
4710 overloaded builtins.
4711 (s390_vcefb, s390_vcdgb, s390_vcelfb, s390_vcdlgb, s390_vcfeb)
4712 (s390_vcgdb, s390_vclfeb, s390_vclgdb): New low-level builtins.
4713 * config/s390/vecintrin.h (vec_float): New builtin macro definition.
4714 (vec_double, vec_signed, vec_unsigned): Define to use the new
4715 overloaded builtins.
4716 * config/s390/vx-builtins.md ("vec_double_s64", "vec_double_u64"):
4719 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4721 * config/s390/s390-builtin-types.def: New builtin function type
4723 * config/s390/s390-builtins.def (s390_vec_search_string_cc)
4724 (s390_vec_search_string_until_zero_cc): New overloaded builtins.
4725 (s390_vstrsb, s390_vstrsh, s390_vstrsf, s390_vstrszb)
4726 (s390_vstrszh, s390_vstrszf): New low-level builtins.
4727 * config/s390/s390.md (UNSPEC_VEC_VSTRS, UNSPEC_VEC_VSTRSCC): New
4728 constant definitions.
4729 * config/s390/vecintrin.h (vec_search_string_cc)
4730 (vec_search_string_until_zero_cc): New builtin name definitions.
4731 * config/s390/vx-builtins.md ("vstrs<mode>", "vstrsz<mode>"): New
4733 ("vec_vstrs<mode>"): New insn definition.
4735 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4737 * config/s390/s390-builtin-types.def: Add new builtin function
4739 * config/s390/s390-builtins.def (s390_vec_sldb, s390_vec_srdb):
4740 New overloaded builtins.
4741 (s390_vec_sldb, s390_vec_srdb): New low-level builtins. and
4743 * config/s390/s390.md (UNSPEC_VEC_SLDB): Rename to ...
4744 (UNSPEC_VEC_SLDBYTE): ... this.
4745 (UNSPEC_VEC_SLDBIT, UNSPEC_VEC_SRDBIT): New constant definitions.
4746 * config/s390/vecintrin.h (vec_sldb, vec_srdb): New builtin name
4748 * config/s390/vx-builtins.md ("vec_sld<mode>", "vec_sldw<mode>"):
4749 Rename UNSPEC_VEC_SLDB to UNSPEC_VEC_SLDBYTE.
4750 ("vec_sldb<mode>", "vec_srdb<mode>"): New insn definitions.
4752 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4754 ("*vec_splats_bswap_vec<mode>", "*vec_splats_bswap_elem<mode>"):
4755 New insn definition.
4756 * config/s390/vx-builtins.md (V_HW_HSD): Move to ...
4757 * config/s390/vector.md (V_HW_HSD): ... here.
4759 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4761 * config/s390/vecintrin.h: Map vec_vster low-level builtins to vec_vler.
4762 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>")
4763 ("*vec_set_bswap_elem<mode>", "*vec_set_bswap_vec<mode>")
4764 ("*vec_extract_bswap_vec<mode>", "*vec_extract_bswap_elem<mode>"):
4765 New insn definitions.
4767 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4769 * config/s390/s390-builtin-types.def: Add new builtin function type.
4770 * config/s390/s390-builtins.def: Add overloaded builtin
4771 s390_vec_reve and low-level builtins for s390_vler and s390_vster.
4772 * config/s390/s390.md (UNSPEC_VEC_ELTSWAP): New constant definition.
4773 * config/s390/vecintrin.h (vec_reve): New builtin name definition.
4774 * config/s390/vx-builtins.md (V_HW_HSD): New mode iterator.
4775 ("eltswap<mode>"): New expander.
4776 ("*eltswapv16qi", "*eltswap<mode>", "*eltswap<mode>_emu"): New
4779 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4781 * config/s390/s390-builtin-types.def: Add new builtin function types.
4782 * config/s390/s390-builtins.def: Add overloaded builtin
4783 s390_vec_revb. Add low-level builtins for vlbr and vstbr
4785 * config/s390/vecintrin.h (vec_revb): New builtin name definition.
4786 * config/s390/vector.md (VT_HW_HSDT): New mode iterator.
4787 ("bswap<mode>"): New expander.
4788 ("*bswap<mode>", "*bswap<mode>_emu"): New insn definitions.
4790 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4792 * config/s390/s390-builtins.def (B_VXE2): New builtin flag definition.
4793 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Increment
4794 vector builtin version number in __VEC__.
4796 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4798 * config/s390/s390.md (VX_CONV_BFP, VX_CONV_INT): New mode
4800 (SFSI): New mode attribute.
4801 ("*fixuns_truncdfdi2_vx", "*fix_truncdfdi2_bfp_z13")
4802 ("*floatunsdidf2_z13", ): Add support for 32 bit conversions and
4804 ("*fixuns_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_z13")
4805 ("*fix_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_bfp_z13")
4806 ("*floatuns<VX_CONV_INT:mode><VX_CONV_BFP:mode>2_z13"): ... these.
4807 ("floatsi<mode>2"): Add wcefb instruction.
4809 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4811 * config/s390/s390.md ("xde"): Extend mode attribute to vector types.
4812 * config/s390/vector.md (VX_VEC_CONV_BFP, VX_VEC_CONV_INT): New
4814 ("floatv2div2df2", "floatunsv2div2df2", "fix_truncv2dfv2di2")
4815 ("fixuns_truncv2dfv2di2"): Enhance with mode iterator to also
4816 support 32 bit fp-int conversions. Rename to ...
4817 ("float<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
4818 ("floatuns<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
4819 ("fix_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2")
4820 ("fixuns_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2"):
4823 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4825 * config/s390/s390.c (s390_rtx_costs): Do not add extra costs for
4826 if-then-else constructs if we can use the select instruction.
4827 * config/s390/s390.md ("*mov<mode>cc"): Add the new instructions.
4829 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4831 * config/s390/s390.md ("*popcountdi_arch13_cc")
4832 ("*popcountdi_arch13_cconly", "*popcountdi_arch13"): New insn
4834 ("*popcount<mode>", "popcountdi2", "popcountsi2", "popcounthi2"):
4835 Append _z196 to make it ...
4836 ("*popcount<mode>_z196", "popcountdi2_z196", "popcountsi2_z196")
4837 ("popcounthi2_z196"): ... this.
4838 ("popcountdi2_z196"): Remove TARGET_64BIT from the insn condition.
4839 ("popcountdi2", "popcountsi2", "popcounthi2"): New expanders.
4841 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4843 * config/s390/s390.c (s390_canonicalize_comparison): Convert
4844 certain compares for arch13 in order to make use of the condition
4845 code result produced by the new instructions.
4846 (s390_rtx_costs): Adjust the costs for nnrk, nngrk, nork, nogrk,
4847 nxrk, and nxgrk instruction patterns.
4848 * config/s390/s390.md (ANDOR, bitops_name, inv_bitops_name)
4849 (inv_no): Add new code iterator together with some attributes.
4850 ("*andc_split_<mode>"): Disable splitter for arch13.
4851 ("*<ANDOR:bitops_name>c<GPR:mode>_cc")
4852 ("*<ANDOR:bitops_name>c<GPR:mode>_cconly")
4853 ("*<ANDOR:bitops_name>c<GPR:mode>")
4854 ("*n<ANDOR:inv_bitops_name><GPR:mode>_cc")
4855 ("*n<ANDOR:inv_bitops_name><mode>_cconly")
4856 ("*n<ANDOR:inv_bitops_name><mode>", "*nxor<GPR:mode>_cc")
4857 ("*nxor<mode>_cconly", "*nxor<mode>"): New insn definitions.
4859 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4861 * common/config/s390/s390-common.c (processor_flags_table): New
4863 * config.gcc: Support arch13 with the --with-arch= configure flag.
4864 * config/s390/driver-native.c (s390_host_detect_local_cpu):
4865 * config/s390/s390-opts.h (enum processor_type): Add PROCESSOR_ARCH13.
4866 * config/s390/s390.c (s390_get_sched_attrmask)
4867 (s390_get_unit_mask): Add PROCESSOR_ARCH13.
4868 * config/s390/s390.h (enum processor_flags): Add PF_VXE2 and PF_ARCH13.
4869 * config/s390/s390.md (TARGET_CPU_ARCH13, TARGET_CPU_ARCH13_P)
4870 (TARGET_CPU_VXE2, TARGET_CPU_VXE2_P, TARGET_ARCH13)
4871 (TARGET_ARCH13_P, TARGET_VXE2, TARGET_VXE2_P): New macro
4873 * config/s390/s390.opt: Support arch13 as processor type in
4874 command line options.
4876 2019-04-02 Martin Liska <mliska@suse.cz>
4878 PR translation/89912
4879 * params.def (PARAM_GRAPHITE_MAX_ARRAYS_PER_SCOP):
4880 Fix param description of graphite-max-arrays-per-scop.
4882 2019-04-02 Eric Botcazou <ebotcazou@adacore.com>
4884 * config/sparc/linux64.h (ASAN_REJECT_SPEC): New macro.
4885 (ASAN_CC1_SPEC): Use it in 64-bit mode.
4886 * config/sparc/sol2.h (ASAN_REJECT_SPEC): Remove superfluous colon.
4888 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
4890 PR rtl-optimization/85412
4891 * sel-sched.c (sel_sched_region): Assign reset_sched_cycles_p before
4892 sel_sched_region_1, not after.
4894 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
4896 PR rtl-optimization/86928
4897 * sel-sched-ir.c (sel_redirect_edge_and_branch_force): Invoke
4898 compute_live if necessary.
4899 (sel_redirect_edge_and_branch): Likewise.
4901 2019-04-01 Vladimir Makarov <vmakarov@redhat.com>
4903 PR rtl-optimization/89865
4904 * ira-costs.c (process_bb_node_for_hard_reg_moves): Skip hard
4905 register if it is a part of small class.
4907 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
4909 PR rtl-optimization/87273
4910 * sel-sched-ir.c (merge_fences): Remove assert.
4912 2019-04-01 Richard Biener <rguenther@suse.de>
4914 PR tree-optimization/46590
4915 * domwalk.h (dom_walker::dom_walker): Consolidate constructors.
4916 (dom_walker::m_reachability): Add in place of...
4917 (dom_walker::m_skip_unreachable_blocks): ...this.
4918 * domwalk.c (dom_walker::dom_walker): Consoliate constructors.
4919 Move complex initialization ...
4920 (dom_walker::walk): Here. Especially compute m_bb_to_rpo
4921 lazily and initialize edge flags on each invocation.
4922 (dom_walker::bb_reachable): Use m_reachability.
4924 2019-04-01 Martin Liska <mliska@suse.cz>
4927 * opt-suggestions.c (option_proposer::build_option_suggestions):
4928 Add variant without any argument in order to provide better
4931 2019-04-01 Richard Biener <rguenther@suse.de>
4934 * gimple.c: Include langhooks.h.
4935 (gimple_get_alias_set): Treat enumeral types as the underlying
4938 2019-03-29 Kugan Vivekanandarajah <kuganv@linaro.org>
4939 Eric Botcazou <ebotcazou@adacore.com>
4941 PR rtl-optimization/89862
4942 * rtl.h (word_register_operation_p): Exclude CONST_INT from operations
4943 that operates on the full registers for WORD_REGISTER_OPERATIONS
4946 2019-03-29 Jim Wilson <jimw@sifive.com>
4948 * common/config/riscv/riscv-common.c (riscv_parse_arch_string):
4949 Clear MASK_RVC and then set if C subset supported.
4951 2019-03-29 Jakub Jelinek <jakub@redhat.com>
4954 * gimplify.c (gimplify_compound_literal_expr): Don't optimize a
4955 non-addressable complit into its initializer if it is volatile.
4957 2019-03-29 Roman Zhuykov <zhroma@ispras.ru>
4959 * opts-common.c (integral_argument): Set errno properly in one case.
4961 2019-03-29 Martin Liska <mliska@suse.cz>
4963 * doc/invoke.texi: Remove -Wchkp from documentation.
4965 2019-03-29 Martin Liska <mliska@suse.cz>
4967 * dbgcnt.c (print_limit_reach): New function.
4970 2019-03-29 Martin Liska <mliska@suse.cz>
4972 * dbgcnt.c (dbg_cnt_process_single_pair): Fix GNU coding style.
4973 (dbg_cnt_process_opt): Parse first tokens aas
4974 dbg_cnt_process_single_pair is also using strtok.
4976 2019-03-29 Jakub Jelinek <jakub@redhat.com>
4978 PR rtl-optimization/87485
4979 * function.c (expand_function_end): Move stack_protect_epilogue
4980 before loading of return value into hard register(s).
4982 2019-03-28 Jakub Jelinek <jakub@redhat.com>
4985 * tree-inline.h (struct copy_body_data): Add
4986 dont_remap_vla_if_no_change flag.
4987 * tree-inline.c (remap_type_3, remap_type_2): New functions.
4988 (remap_type): Don't remap vla types if id->dont_remap_vla_if_no_change
4989 and remap_type_2 returns false.
4990 * omp-low.c (new_omp_context): Set ctx->cb.dont_remap_vla_if_no_change.
4991 Move ctx->cb.adjust_array_error_bounds setting to the outermost ctx
4992 only from where it is copied to nested contexts.
4994 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
4997 * config/i386/i386.md (RMW operation with LEA peephole):
4998 Use LEAMODE mode attribute instead of SWI mode iterator for
5001 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
5004 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
5005 Also process XEXP (src, 0) of a shift insn.
5007 2019-03-28 David Malcolm <dmalcolm@redhat.com>
5010 * optinfo-emit-json.cc (optrecord_json_writer::optinfo_to_json):
5011 Use DECL_ASSEMBLER_NAME rather than get_fnname_from_decl.
5013 2019-03-28 Jakub Jelinek <jakub@redhat.com>
5015 * regcprop.c (copyprop_hardreg_forward_1): Remove redundant INSN_P
5017 (cprop_hardreg_bb, cprop_hardreg_debug): New functions.
5018 (pass_cprop_hardreg::execute): Use those. Don't repeat bb processing
5019 immediately after first one with df_analyze in between, but rather
5020 process all bbs, queueing ones that need second pass in a worklist,
5021 df_analyze, process queued debug insn changes and if second pass is
5022 needed, process bbs from worklist, df_analyze, process queued debug
5025 * rtl.h (NONDEBUG_INSN_P): Define as NONJUMP_INSN_P or JUMP_P
5026 or CALL_P instead of INSN_P && !DEBUG_INSN_P.
5027 (INSN_P): Define using NONDEBUG_INSN_P or DEBUG_INSN_P.
5029 2019-03-28 Jonathan Wakely <jwakely@redhat.com>
5032 * gengtype.h (create_nested_ptr_option): Fix parameter names to match
5035 2019-03-27 Mateusz B <mateuszb@poczta.onet.pl>
5038 * config/i386/i386.c (ix86_function_value_1): Call the newly added
5039 function for 32-bit MS_ABI.
5040 (function_value_ms_32): New function.
5042 2019-03-27 Andrew Stubbs <ams@codesourcery.com>
5044 * config/gcn/gcn.md (CC_SAVE_REG): New constant.
5045 (movdi): Call gen_movdi_symbol_save_scc.
5046 (gen_movdi_symbol_save_scc): New insn and split.
5048 2019-03-27 Peter Bergner <bergner@linux.ibm.com>
5050 PR rtl-optimization/89313
5051 * function.c (matching_constraint_num): New static function.
5052 (match_asm_constraints_1): Use it. Fixup white space and comment.
5053 Don't replace inputs with non-matching constraints which conflict
5054 with early clobber outputs.
5056 2019-03-27 Jeff Law <law@redhat.com>
5059 PR rtl-optimization/87761
5060 PR rtl-optimization/89826
5061 * regcprop.c (copyprop_hardreg_forward_1): Move may_trap_p test
5063 (pass_cprop_hardreg::execute): Call df_analyze after adding the
5064 note problem to get REG_DEAD/REG_UNUSED notes updated.
5066 2019-03-27 Richard Biener <rguenther@suse.de>
5068 PR tree-optimization/89463
5069 * tree-ssa-dce.c (remove_dead_stmt): Take output vector to
5070 queue edges to remove.
5071 (eliminate_unnecessary_stmts): Remove dead PHIs alongside
5072 dead stmts. Delay edge removal until PHIs are removed to
5073 make debug-stmt creation not confused by seemingly degenerate
5076 2019-03-27 Alan Modra <amodra@gmail.com>
5078 * config/rs6000/rs6000.h: Rename NON_SPECIAL_REGS to GEN_OR_FLOAT_REGS
5080 * config/rs6000/darwin.h: Likewise.
5081 * config/rs6000/rs6000.c: Likewise.
5083 2019-03-27 Alan Modra <amodra@gmail.com>
5085 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Always
5086 assign rs6000_hard_regno_mode_ok_p[m][r]. Formatting.
5088 2019-03-26 Andrew Waterman <andrew@sifive.com>
5089 Jim Wilson <jimw@sifive.com>
5091 * config/riscv/generic.md (generic_alu, generic_load, generic_store)
5092 (generic_xfer, generic_branch, generic_imul, generic_idivsi)
5093 (generic_idivdi, generic_fmul_single, generic_fmul_double)
5094 (generic_fdiv, generic_fsqrt): Add check for generic tune.
5095 (generic_alu): Add auipc to type list.
5096 * config/riscv/riscv-opts.h (enum riscv_microarchitecture_type): New.
5097 (riscv_microarchitecture): Declare.
5098 * config/riscv/riscv-protos.h (riscv_store_data_bypass_p): Declare.
5099 * config/riscv/riscv.c (struct riscv_cpu_info): Add microarchitecture
5101 (riscv_microarchitecture): New.
5102 (sifive_7_tune_info): New.
5103 (riscv_cpu_info_table): Add microarchitecture value for rocket and
5104 size. Add sifive-3-series, sifive-5-series, and sifive-7-series
5106 (riscv_store_data_bypass_p): New.
5107 (riscv_option_override): Set riscv_microarchitecture from
5108 cpu->microarchitecture.
5109 * config/riscv/riscv.md: Include sifive-7.md.
5112 (auipc<mode>): Change type to auipc.
5113 (restore_stack_nonlocal): New.
5114 * config/riscv/sifive-7.md: New.
5115 * doc/invoke.texi (RISC-V Options): Update mtune docs.
5117 2019-03-26 Uroš Bizjak <ubizjak@gmail.com>
5120 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
5121 Also process XEXP (src, 0) of a shift insn.
5123 2019-03-26 Richard Biener <rguenther@suse.de>
5125 * tree-inline.c (remap_gimple_stmt): Cache gimple_block.
5126 (copy_debug_stmt): Likewise.
5127 (expand_call_inline): Likewise.
5128 (copy_bb): Avoid redundant lookup & set of gimple_block.
5129 * gimple-low.c (lower_gimple_return): Likewise.
5130 (lower_builtin_setjmp): Likewise.
5132 2019-03-26 Jakub Jelinek <jakub@redhat.com>
5134 * hash-table.h (hash_table::m_gather_mem_stats): If GATHER_STATISTICS
5135 is constant 0, turn into static const data member initialized to false.
5136 (hash_table::hash_table): Only initialize m_gather_mem_stats #if
5137 GATHER_STATISTICS. Add ATTRIBUTE_UNUSED to gather_mem_stats param.
5139 2019-03-26 Jason Merrill <jason@redhat.com>
5140 Jakub Jelinek <jakub@redhat.com>
5142 * mem-stats.h (mem_alloc_description::unregister_descriptor): New
5144 (mem_alloc_description::release_object_overhead): Fix comment typos.
5145 * hash-table.h (hash_table::~hash_table): Call
5146 release_instance_overhead only if m_entries is non-NULL, otherwise
5147 call unregister_descriptor.
5149 2019-03-26 Bin Cheng <bin.cheng@linux.alibaba.com>
5151 PR tree-optimization/81740
5152 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
5153 In case of outer loop vectorization, check for backward dependence
5154 at the inner loop if outer loop dependence is reversed.
5156 2019-03-26 Alan Modra <amodra@gmail.com>
5158 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Correct
5159 rs6000_vector_mem init. Correct wI and wJ comment.
5161 2019-03-25 Alexander Monakov <amonakov@ispras.ru>
5163 PR rtl-optimization/88347
5164 PR rtl-optimization/88423
5165 * sched-deps.c (sched_analyze_insn): Take into account that for
5166 tablejumps the barrier appears after a label and a jump_table_data.
5168 2019-03-25 Martin Sebor <msebor@redhat.com>
5171 * c-common.c (check_user_alignment): Rename local. Correct maximum
5172 alignment in diagnostic. Avoid assuming argument fits in SHWI,
5173 convert it to UHWI when it fits.
5175 2019-03-25 Johan Karlsson <johan.karlsson@enea.com>
5178 * dwarf2out.c (premark_used_variables): New function.
5179 (prune_unused_types_walk): Do not mark not premarked external
5181 (prune_unused_types): Call premark_used_variables.
5183 2019-03-25 Vladimir Makarov <vmakarov@redhat.com>
5185 PR rtl-optimization/89676
5186 * lra-constraints.c (curr_insn_transform): Do match reload for
5187 early clobbers when the match was successful only for different
5190 2019-03-25 Martin Sebor <msebor@redhat.com>
5192 * doc/extend.texi (Common Type Attributes): Document vector_size.
5193 (Common Variable Attributes): Mention size constraint. Correct
5195 (Vector Extensions): Use @dfn when defining bas type. Clarify
5196 base type and size constraints.
5198 2019-03-25 Richard Biener <rguenther@suse.de>
5200 PR tree-optimization/89789
5201 * tree-ssa-sccvn.c (set_ssa_val_to): Do not allow lattice
5202 changes from non-undefined back to undefined.
5204 2019-03-25 Thomas Otto <thomas.otto@pdv-fs.de>
5206 * dwarf2out.c (comp_dir_string): cached_wd could be set to both a
5207 heap string and a gc string, but since this variable is unknown to
5208 ggc the gc string might get reused and corrupted. Fixed by always
5209 using a heap string.
5211 2019-03-25 Richard Biener <rguenther@suse.de>
5213 PR tree-optimization/89779
5214 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Return
5215 to remove IV defs, delay actual removal.
5216 (tree_ssa_iv_optimize_loop): Likewise. Avoid SCEV reset.
5217 (tree_ssa_iv_optimize): Remove eliminated IV defs at the
5218 very end, properly also reset loop control IV information.
5220 2019-03-25 Richard Biener <rguenther@suse.de>
5222 PR tree-optimization/89802
5223 * tree-ssa-math-opts.c (convert_mult_to_fma_1): Properly
5224 move EH data to folded stmt.
5226 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
5228 * config/s390/s390-builtin-types.def: Remove few unused types and
5229 fix sort order for others.
5231 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
5233 * config/s390/s390-c.c (s390_fn_types_compatible): Print the
5234 expected and found types with -mdebug during builtin matching.
5236 2019-03-25 Richard Biener <rguenther@suse.de>
5239 * fold-const.c (operand_equal_p): Revert last change with
5242 2019-03-24 Segher Boessenkool <segher@kernel.crashing.org>
5244 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add REG_EQUAL
5245 notes for the result of the __tls_get_addr calls.
5246 * config/rs6000/rs6000.md (unspec UNSPEC_TLS_GET_ADDR): New.
5248 2019-03-24 Jeff Law <law@redhat.com>
5250 * config/bfin/bfin.md (movpdi): Fix length for alternative 1.
5252 PR rtl-optimization/87761
5253 * regcprop.c (copyprop_hardreg_forward_1): Check may_trap_p on SET,
5254 not INSN. Also check RTX_FRAME_RELATED_P. Queue insns for DF rescan
5256 (pass_cprop_hardreg::execute): Add df note problem and defer insn
5257 rescans. Reprocess blocks as needed, calling df_analyze before
5258 reprocessing. Always call df_analyze before fixing up debug bind
5261 2019-03-23 Segher Boessenkool <segher@kernel.crashing.org>
5263 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Implement for 32-bit
5266 2019-03-22 Andrew Pinski <apinski@marvell.com>
5268 * config/aarch64/aarch64.md (zero_extendsidi2_aarch64): Fix type
5269 attrribute for uxtw.
5271 2019-03-26 Jeff Law <law@redhat.com>
5273 PR rtl-optimization/87761
5274 * config/mips/mips-protos.h (mips_split_move): Add new argument.
5275 (mips_emit_move_or_split): Pass NULL for INSN into mips_split_move.
5276 (mips_split_move): Accept new INSN argument. Try to forward SRC
5277 into the next instruction.
5278 (mips_split_move_insn): Pass INSN through to mips_split_move.
5280 2019-03-22 Vladimir Makarov <vmakarov@redhat.com>
5282 PR rtl-optimization/89676
5283 * lra-constraints.c (curr_insn_transform): Do match reload for
5284 early clobbers even if the match was successful.
5286 2019-03-22 Jakub Jelinek <jakub@redhat.com>
5289 * doc/invoke.texi (-fconstexpr-ops-limit=): Document.
5291 2019-03-22 Bill Schmidt <wschmidt@linux.ibm.com>
5293 * config/rs6000/mmintrin.h (_mm_sub_pi32): Fix typo.
5295 2019-03-22 Jakub Jelinek <jakub@redhat.com>
5297 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>,
5298 <avx512>_fmsub_<mode>_mask3<round_name>,
5299 <avx512>_fnmadd_<mode>_mask3<round_name>,
5300 <avx512>_fnmsub_<mode>_mask3<round_name>,
5301 avx512f_vmfmadd_<mode>_mask3<round_name>,
5302 avx512f_vmfmsub_<mode>_mask3<round_name>,
5303 *avx512f_vmfnmadd_<mode>_mask3<round_name>): Use <round_nimm_predicate>
5304 instead of register_operand and %v instead of v for match_operand 1.
5305 (avx512f_vmfnmsub_<mode>_mask3<round_name>): Rename to ...
5306 (*avx512f_vmfnmsub_<mode>_mask3<round_name>): ... this. Use
5307 <round_nimm_predicate> instead of register_operand and %v instead of v
5308 for match_operand 1.
5310 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask<round_name>,
5311 <avx512>_fmadd_<mode>_mask3<round_name>,
5312 <avx512>_fmsub_<mode>_mask<round_name>,
5313 <avx512>_fmsub_<mode>_mask3<round_name>,
5314 <avx512>_fnmadd_<mode>_mask<round_name>,
5315 <avx512>_fnmadd_<mode>_mask3<round_name>,
5316 <avx512>_fnmsub_<mode>_mask<round_name>,
5317 <avx512>_fnmsub_<mode>_mask3<round_name>,
5318 <avx512>_fmaddsub_<mode>_mask<round_name>,
5319 <avx512>_fmaddsub_<mode>_mask3<round_name>,
5320 <avx512>_fmsubadd_<mode>_mask<round_name>,
5321 <avx512>_fmsubadd_<mode>_mask3<round_name>): Use
5322 <round_nimm_predicate> instead of nonimmediate_operand.
5323 (fmai_vmfmadd_<mode><round_name>, fmai_vmfmsub_<mode><round_name>,
5324 fmai_vmfnmadd_<mode><round_name>, fmai_vmfnmsub_<mode><round_name>):
5325 Use register_operand instead of <round_nimm_predicate> for the
5326 operand that needs to match output.
5327 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>,
5328 *fmai_fnmadd_<mode><round_name>, *fmai_fnmsub_<mode><round_name>):
5329 Likewise. Formatting fixes.
5332 * config/i386/i386.c (enum ix86_builtins): Remove
5333 IX86_BUILTIN_VFMSUBSD3_MASK3 and IX86_BUILTIN_VFMSUBSS3_MASK3.
5334 * config/i386/i386-builtin.def (__builtin_ia32_vfmaddsd3_mask,
5335 __builtin_ia32_vfmaddsd3_mask3, __builtin_ia32_vfmaddsd3_maskz,
5336 __builtin_ia32_vfmsubsd3_mask3, __builtin_ia32_vfmaddss3_mask,
5337 __builtin_ia32_vfmaddss3_mask3, __builtin_ia32_vfmaddss3_maskz,
5338 __builtin_ia32_vfmsubss3_mask3): New builtins.
5339 * config/i386/sse.md (avx512f_vmfmadd_<mode>_mask<round_name>,
5340 avx512f_vmfmadd_<mode>_mask3<round_name>,
5341 avx512f_vmfmadd_<mode>_maskz_1<round_name>,
5342 *avx512f_vmfmsub_<mode>_mask<round_name>,
5343 avx512f_vmfmsub_<mode>_mask3<round_name>,
5344 *avx512f_vmfmasub_<mode>_maskz_1<round_name>,
5345 *avx512f_vmfnmadd_<mode>_mask<round_name>,
5346 *avx512f_vmfnmadd_<mode>_mask3<round_name>,
5347 *avx512f_vmfnmadd_<mode>_maskz_1<round_name>,
5348 *avx512f_vmfnmsub_<mode>_mask<round_name>,
5349 avx512f_vmfnmsub_<mode>_mask3<round_name>,
5350 *avx512f_vmfnmsub_<mode>_maskz_1<round_name>): New define_insns.
5351 (avx512f_vmfmadd_<mode>_maskz<round_expand_name>): New define_expand.
5352 * config/i386/avx512fintrin.h (_mm_mask_fmadd_sd, _mm_mask_fmadd_ss,
5353 _mm_mask3_fmadd_sd, _mm_mask3_fmadd_ss, _mm_maskz_fmadd_sd,
5354 _mm_maskz_fmadd_ss, _mm_mask_fmsub_sd, _mm_mask_fmsub_ss,
5355 _mm_mask3_fmsub_sd, _mm_mask3_fmsub_ss, _mm_maskz_fmsub_sd,
5356 _mm_maskz_fmsub_ss, _mm_mask_fnmadd_sd, _mm_mask_fnmadd_ss,
5357 _mm_mask3_fnmadd_sd, _mm_mask3_fnmadd_ss, _mm_maskz_fnmadd_sd,
5358 _mm_maskz_fnmadd_ss, _mm_mask_fnmsub_sd, _mm_mask_fnmsub_ss,
5359 _mm_mask3_fnmsub_sd, _mm_mask3_fnmsub_ss, _mm_maskz_fnmsub_sd,
5360 _mm_maskz_fnmsub_ss, _mm_mask_fmadd_round_sd, _mm_mask_fmadd_round_ss,
5361 _mm_mask3_fmadd_round_sd, _mm_mask3_fmadd_round_ss,
5362 _mm_maskz_fmadd_round_sd, _mm_maskz_fmadd_round_ss,
5363 _mm_mask_fmsub_round_sd, _mm_mask_fmsub_round_ss,
5364 _mm_mask3_fmsub_round_sd, _mm_mask3_fmsub_round_ss,
5365 _mm_maskz_fmsub_round_sd, _mm_maskz_fmsub_round_ss,
5366 _mm_mask_fnmadd_round_sd, _mm_mask_fnmadd_round_ss,
5367 _mm_mask3_fnmadd_round_sd, _mm_mask3_fnmadd_round_ss,
5368 _mm_maskz_fnmadd_round_sd, _mm_maskz_fnmadd_round_ss,
5369 _mm_mask_fnmsub_round_sd, _mm_mask_fnmsub_round_ss,
5370 _mm_mask3_fnmsub_round_sd, _mm_mask3_fnmsub_round_ss,
5371 _mm_maskz_fnmsub_round_sd, _mm_maskz_fnmsub_round_ss): New intrinsics.
5373 2019-03-21 Martin Sebor <msebor@redhat.com>
5375 PR tree-optimization/89350
5376 * builtins.c (compute_objsize): Also ignore offsets whose upper
5378 * gimple-ssa-warn-restrict.c (builtin_memref): Add new member.
5379 (builtin_memref::builtin_memref): Initialize new member.
5380 Allow EXPR to be null.
5381 (builtin_memref::extend_offset_range): Replace local with a member.
5382 Avoid assuming pointer offsets are unsigned.
5383 (builtin_memref::set_base_and_offset): Determine base object
5384 before computing offset range.
5385 (builtin_access::builtin_access): Handle memset.
5386 (builtin_access::generic_overlap): Replace local with a member.
5387 (builtin_access::strcat_overlap): Same.
5388 (builtin_access::overlap): Same.
5389 (maybe_diag_overlap): Same.
5390 (maybe_diag_access_bounds): Same.
5391 (wrestrict_dom_walker::check_call): Handle memset.
5392 (check_bounds_or_overlap): Same.
5394 2019-03-21 Jan Hubicka <hubicka@ucw.cz>
5395 Jakub Jelinek <jakub@redhat.com>
5398 * tree.c (fld_type_variant, fld_incomplete_type_of,
5399 fld_process_array_type): Call fld->pset.add and don't call
5400 add_tree_to_fld_list if it returns true.
5401 (free_lang_data_in_type): Similarly with self-recursive call. Purge
5402 non-marked types from TYPE_NEXT_VARIANT list.
5403 (find_decls_types_r): Call fld_worklist_push for TYPE_CANONICAL (t).
5405 2019-03-21 Jakub Jelinek <jakub@redhat.com>
5407 * hash-table.h (hash_table): Add Lazy template parameter defaulted
5408 to false, if true, don't alloc_entries during construction, but defer
5409 it to the first method that needs m_entries allocated.
5410 (hash_table::hash_table, hash_table::~hash_table,
5411 hash_table::alloc_entries, hash_table::find_empty_slot_for_expand,
5412 hash_table::too_empty_p, hash_table::expand, hash_table::empty_slow,
5413 hash_table::clear_slot, hash_table::traverse_noresize,
5414 hash_table::traverse, hash_table::iterator::slide): Adjust all methods.
5415 * hash-set.h (hash_set): Add Lazy template parameter defaulted to
5417 (hash_set::contains): If Lazy is true, use find_slot_with_hash with
5418 NO_INSERT instead of find_with_hash.
5419 (hash_set::traverse, hash_set::iterator, hash_set::iterator::m_iter,
5420 hash_set::m_table): Add Lazy to template params of hash_table.
5421 (gt_ggc_mx, gt_pch_nx): Use false as Lazy in hash_set template param.
5422 * attribs.c (test_attribute_exclusions): Likewise.
5423 * hash-set-tests.c (test_set_of_strings): Add iterator tests for
5424 hash_set. Add tests for hash_set with Lazy = true.
5426 2019-03-21 Richard Biener <rguenther@suse.de>
5428 PR tree-optimization/89779
5429 * tree.c (tree_nop_conversion): Consolidate and fix defensive
5430 checks with respect to released SSA names now having error_mark_node
5432 * fold-const.c (operand_equal_p): Likewise.
5434 2019-03-20 Andreas Krebbel <krebbel@linux.ibm.com>
5437 * config/s390/s390.c (global_not_special_regno_p): Move to make it
5439 (s390_optimize_register_info): Use global_not_special_regno_p to
5440 check for global regs.
5442 2019-03-20 Jakub Jelinek <jakub@redhat.com>
5445 * lra-constraints.c (process_alt_operands) <reg>: For BLKmode, don't
5446 update this_alternative nor this_alternative_set.
5448 2019-03-19 Jim Wilson <jimw@sifive.com>
5451 * config/riscv/riscv.c (riscv_valid_lo_sum_p): New arg x. New locals
5452 align, size, offset. Use them to handle a BLKmode reference. Update
5454 (riscv_classify_address): Pass info->offset to riscv_valid_lo_sum_p.
5456 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5458 PR rtl-optimization/89768
5459 * loop-unroll.c (unroll_loop_constant_iterations): Use gen_int_mode
5461 (unroll_loop_runtime_iterations): Likewise.
5463 2019-03-19 Martin Sebor <msebor@redhat.com>
5465 PR tree-optimization/89644
5466 * tree-ssa-strlen.c (handle_builtin_stxncpy): Use full_string_p
5467 rather than endptr as an indicator of nul-termination.
5469 PR tree-optimization/89644
5470 * tree-ssa-strlen.c (handle_builtin_stxncpy): Consider unterminated
5471 arrays in determining sequence sizes in strncpy and stpncpy.
5473 2019-03-19 Martin Liska <mliska@suse.cz>
5476 * predict.c (combine_predictions_for_bb): Empty likely_edges and
5477 unlikely_edges if there's an edge that belongs to both these sets.
5479 2018-03-19 Segher Boessenkool <segher@kernel.crashing.org>
5482 * config/rs6000/rs6000.md (fix_trunc<mode>si2_stfiwx): If we have a
5483 non-TARGET_MFCRF target, and the dest is memory but not 32-bit aligned,
5484 go via a stack temporary.
5486 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5489 * config/mips/mips.c (mips_expand_vec_cond_expr): Use gen_lowpart
5490 instead of gen_rtx_SUBREG.
5491 * config/mips/mips-msa.md (vec_extract<mode><unitmode>): Likewise.
5493 2019-03-19 Richard Biener <rguenther@suse.de>
5496 * opts.c (finish_options): Disable -gsplit-dwarf when doing LTO.
5498 2019-03-19 Jan Hubicka <hubicka@ucw.cz>
5502 * tree.c (free_lang_data_in_decl): Do not free context of C++
5505 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5508 * config/arm/arm.md (cmpsi2_addneg): Swap the alternatives and use
5509 subs for the first alternative except when operands[3] is 1.
5512 * gimplify.c (gimplify_asm_expr): For output argument with
5513 TREE_ADDRESSABLE type, clear allows_reg if it allows memory, otherwise
5516 2019-03-19 Eric Botcazou <ebotcazou@adacore.com>
5518 PR rtl-optimization/89753
5519 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
5520 explicit unrolling factor even more robust.
5522 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5525 * config/i386/i386.c (ix86_expand_floorceildf_32): In ceil
5526 compensation use x2 += 1 instead of x2 -= -1 and when honoring
5527 signed zeros, do another copysign after the compensation.
5529 2019-03-18 Martin Sebor <msebor@redhat.com>
5531 PR tree-optimization/89720
5532 * tree-vrp.c (vrp_prop::check_mem_ref): Treat range with max < min
5533 more conservatively, the same as anti-range.
5535 2019-03-18 Richard Biener <rguenther@suse.de>
5538 * tree-ssanames.c (release_ssa_name_fn): For released SSA names
5539 use a TREE_TYPE of error_mark_node to avoid ICEs when dumping
5540 basic-blocks that are removed. Remove restoring SSA_NAME_VAR.
5541 * tree-outof-ssa.c (eliminate_useless_phis): Remove redundant checking.
5543 2019-03-18 Andrew Stubbs <ams@codesourcery.com>
5545 * config/gcn/gcn-run.c (struct output): Make next_output unsigned.
5546 Extend queue to 1024 entries.
5547 Add "consumed" field.
5548 (gomp_print_output): Remove print_index parameter.
5549 Add final parameter.
5550 Change limit to unsigned.
5551 Use consumed field to implement circular buffer.
5552 Detect interrupted print in final pass.
5553 Flush output at the end.
5554 (run): Update gomp_print_output usage.
5555 (main): Initialize kernargs->output_data.consumed.
5557 2019-03-18 Richard Sandiford <richard.sandiford@arm.com>
5559 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Fix the
5560 calculation of the minimum number of scalar iterations for
5561 fully-predicated loops.
5563 2019-03-18 Martin Jambor <mjambor@suse.cz>
5565 PR tree-optimization/89546
5566 * tree-sra.c (propagate_subaccesses_across_link): Requeue new_acc if
5567 any propagation to its children took place.
5569 2019-03-18 Andrew Burgess <andrew.burgess@embecosm.com>
5572 * config/riscv/riscv.c (riscv_pass_fpr_single): Add offset
5573 parameter, and make use of it.
5574 (riscv_get_arg_info): Pass offset to riscv_pass_fpr_single.
5576 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5578 * config/arc/arc.opt (mcode-density-frame): Get the inital value
5579 from TARGET_CODE_DENSITY_FRAME_DEFAULT.
5580 * config/arc/elf.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
5581 * config/arc/linux.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
5582 * config/arc/arc.md (pop_multi_fp_blink): Adjust constraints to
5583 match what the ops is doing.
5584 (push_multi_fp_blink): Likewise.
5585 * config/arc/arc.c (arc_override_options): Enable enter/leave when
5586 compiling for size and elf target.
5587 (arc_save_callee_enter): Adjust note to match what enter/leave
5590 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5592 * config/arc/arc.md (tst_movb): Fix constraint.
5594 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5596 * config/arc/arc.c (TARGET_HAVE_SPECULATION_SAFE_VALUE): Define.
5598 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5600 * config/arc/arc-protos.h (arc_adjust_reg_alloc_order): Declare.
5601 * config/arc/arc.c (arc_conditional_register_usage): Remove all
5602 reg_alloc_order references.
5603 (size_alloc_order): Define.
5604 (arc_adjust_reg_alloc_order): New function.
5605 * config/arc/arc.h (REG_ALLOC_ORDER): Proper define the register
5607 (ADJUST_REG_ALLOC_ORDER): Define.
5608 (HONOR_REG_ALLOC_ORDER): Likewise.
5610 2019-03-18 Richard Biener <rguenther@suse.de>
5613 * config/i386/i386.c (ix86_add_stmt_cost): Pessimize strided
5614 loads and stores a bit more.
5616 2019-03-18 Richard Biener <rguenther@suse.de>
5619 * config/i386/i386.c (ix86_add_stmt_cost): Apply strided
5620 load pessimization to stores as well.
5622 2019-03-18 Andrey Belevantsev <abel@ispras.ru>
5625 * sel-sched.c (compute_av_set_at_bb_end): When we have an ineligible
5626 successor, use NULL as its av set.
5628 2019-03-15 Segher Boessenkool <segher@kernel.crashing.org>
5630 PR rtl-optimization/89721
5631 * lra-constraints (invariant_p): Return false if side_effects_p holds.
5633 2019-03-15 Kelvin Nilsen <kelvin@gcc.gnu.org>
5636 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5637 When handling vec_extract, use modular arithmetic to allow
5638 constant selectors greater than vector length.
5639 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Allow
5640 V1TImode vectors to have constant selector values greater than 0.
5641 Use modular arithmetic to compute vector index.
5642 (rs6000_split_vec_extract_var): Use modular arithmetic to compute
5643 index for in-memory vectors. Correct code generation for
5644 in-register vectors.
5645 (altivec_expand_vec_ext_builtin): Use modular arithmetic to
5648 2019-03-15 Alexandre Oliva <aoliva@redhat.com>
5652 * dwarf2out.c (generic_parameter_die): Follow DECL_INITIAL of
5655 2019-03-15 Jakub Jelinek <jakub@redhat.com>
5658 * tree.c (inchash::add_expr): Strip any location wrappers.
5659 * fold-const.c (operand_equal_p): Move stripping of location wrapper
5660 after hash verification.
5663 * dwarf2out.c (add_const_value_attribute): Return false for MINUS,
5664 SIGN_EXTEND and ZERO_EXTEND.
5666 2019-03-14 Jason Merrill <jason@redhat.com>
5667 Jakub Jelinek <jakub@redhat.com>
5669 * hash-table.h (remove_elt_with_hash): Return if slot is NULL rather
5670 than if is_empty (*slot).
5671 * hash-set-tests.c (test_set_of_strings): Add tests for addition of
5672 existing elt and for elt removal.
5673 * hash-map-tests.c (test_map_of_strings_to_int): Add test for removal
5674 of already removed elt.
5676 2019-03-15 H.J. Lu <hongjiu.lu@intel.com>
5679 * config/i386/i386.c (remove_partial_avx_dependency): Handle
5682 2019-03-14 Martin Liska <mliska@suse.cz>
5685 * doc/invoke.texi: Remove -fdump-class-hierarchy option.
5687 2019-03-14 Richard Biener <rguenther@suse.de>
5690 * config/i386/i386.c (make_resolver_func): Properly set
5691 DECL_CONTEXT on the RESULT_DECL.
5692 * config/rs6000/rs6000.c (make_resolver_func): Likewise.
5694 2019-03-14 Richard Biener <rguenther@suse.de>
5696 * gimple-pretty-print.c: Include cfgloop.h.
5697 (dump_gimple_phi): Adjust.
5698 (dump_gimple_bb_header): Dump loop header for GIMPLE.
5699 (pp_cfg_jump): Adjust.
5700 (dump_implicit_edges): Dump fallthru to next block for GIMPLE as well.
5701 * tree-cfg.c (build_gimple_cfg): Remove lower_phi_internal_fn call.
5702 (lower_phi_internal_fn): Remove.
5703 (verify_gimple_call): Remove IFN_PHI special-casing.
5704 (dump_function_to_file): Dump IL state.
5705 * tree-into-ssa.c (rewrite_add_phi_arguments): Revert changes
5706 done to deal with PHI nodes being present in non-SSA state.
5708 2019-03-14 Jakub Jelinek <jakub@redhat.com>
5711 * multiple_target.c (create_dispatcher_calls): Change
5712 references_to_redirect from vector of ipa_ref * to vector of ipa_ref.
5713 In the node->iterate_referring loop, push *ref rather than ref, call
5714 ref->remove_reference () and always pass 0 to iterate_referring.
5716 PR rtl-optimization/89679
5717 * expmed.c (expand_mult_const): Don't add a REG_EQUAL note if it
5718 would contain a paradoxical SUBREG.
5720 2019-03-14 Richard Biener <rguenther@suse.de>
5722 PR tree-optimization/89710
5723 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use
5726 2019-03-14 Martin Liska <mliska@suse.cz>
5728 * coverage.c (coverage_begin_function): Stream also
5730 * doc/gcov.texi: Document 2 new fields in JSON file. Improve
5731 documentation about function declaration location.
5732 * gcov-dump.c (tag_function): Print whole range
5733 of function declaration.
5734 * gcov.c (struct function_info): Add end_column field.
5735 (function_info::function_info): Initialize it.
5736 (output_json_intermediate_file): Output {start,end}_column
5738 (read_graph_file): Read end_column.
5740 2019-03-14 Richard Biener <rguenther@suse.de>
5743 * fold-const.c (operand_equal_p): For INDIRECT_REF check
5744 that the access types are similar.
5746 2019-03-14 Jakub Jelinek <jakub@redhat.com>
5748 PR tree-optimization/89703
5749 * tree-ssa-strlen.c (valid_builtin_call): Punt if stmt call types
5750 aren't compatible also with builtin_decl_explicit. Check pure
5751 or non-pure status of BUILT_IN_STR{{,N}CMP,N{LEN,{CAT,CPY}{,_CHK}}}
5752 and BUILT_IN_STPNCPY{,_CHK}.
5754 2019-03-14 H.J. Lu <hongjiu.lu@intel.com>
5757 * config/i386/i386.c (ix86_print_operand): Handle 'M' to add
5758 addr32 prefix to VSIB address for X32.
5759 * config/i386/sse.md (*avx512pf_gatherpf<mode>sf_mask): Prepend
5761 (*avx512pf_gatherpf<mode>df_mask): Likewise.
5762 (*avx512pf_scatterpf<mode>sf_mask): Likewise.
5763 (*avx512pf_scatterpf<mode>df_mask): Likewise.
5764 (*avx2_gathersi<mode>): Prepend "%M3" to opcode.
5765 (*avx2_gathersi<mode>_2): Prepend "%M2" to opcode.
5766 (*avx2_gatherdi<mode>): Prepend "%M3" to opcode.
5767 (*avx2_gatherdi<mode>_2): Prepend "%M2" to opcode.
5768 (*avx2_gatherdi<mode>_3): Prepend "%M3" to opcode.
5769 (*avx2_gatherdi<mode>_4): Prepend "%M2" to opcode.`
5770 (*avx512f_gathersi<mode>): Prepend "%M4" to opcode.
5771 (*avx512f_gathersi<mode>_2): Prepend "%M3" to opcode.
5772 (*avx512f_gatherdi<mode>): Prepend "%M4" to opcode.
5773 (*avx512f_gatherdi<mode>_2): Prepend "%M3" to opcode.
5774 (*avx512f_scattersi<mode>): Prepend "%M0" to opcode.
5775 (*avx512f_scatterdi<mode>): Likewise.
5777 2019-03-13 Vladimir Makarov <vmakarov@redhat.com>
5780 * lra-constraints.c (inherit_in_ebb): Update
5781 potential_reload_hard_regs along with live_hard_regs.
5783 2019-03-13 Jakub Jelinek <jakub@redhat.com>
5786 * dwarf2out.c (size_of_die): For dw_val_class_view_list always use
5788 (value_format): For dw_val_class_view_list never use DW_FORM_loclistx.
5790 2019-03-13 Martin Sebor <msebor@redhat.com>
5792 PR tree-optimization/89662
5793 * tree-vrp.c (vrp_prop::check_mem_ref): Avoid assuming every type
5796 2019-03-13 Richard Biener <rguenther@suse.de>
5799 * tree-scalar-evolution.c (simplify_peeled_chrec): Do not
5800 throw FP expressions at tree-affine.
5802 2019-03-14 Richard Biener <rguenther@suse.de>
5804 * tree-pretty-print.c (dump_generic_node): For -gimple properly
5805 dump negative integer constants using _Literal (type) -num.
5807 2019-03-13 Jakub Jelinek <jakub@redhat.com>
5809 * ipa-param-manipulation.h (struct ipa_parm_adjustment): Remove
5810 nonlocal_value member.
5813 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Handle PHI args.
5814 (ipa_simd_modify_function_body): Handle PHIs.
5816 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
5818 * config/s390/s390.c (s390_option_override_internal): Use more
5819 aggressive inlining parameters.
5821 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
5823 * config/s390/3906.md: New file.
5824 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
5825 (LONGRUNNING_THRESHOLD): Remove.
5826 (MAX_SCHED_MIX_SCORE): Decrease.
5827 (MAX_SCHED_MIX_DISTANCE): Decrease.
5828 (s390_bb_fallthru_entry_likely): Assume fallthru for less than likely.
5829 (struct s390_sched_state): New struct to hold scheduling state.
5830 (S390_SCHED_STATE_NORMAL): Remove.
5831 (S390_SCHED_STATE_CRACKED): Remove.
5832 (S390_SCHED_ATTR_MASK_GROUPOFTWO): Add.
5833 (s390_get_sched_attrmask): Use new attribute.
5834 (s390_get_unit_mask): Use new units.
5835 (s390_is_fpd): New function.
5836 (s390_is_fxd): New function.
5837 (s390_is_longrunning): New function.
5838 (s390_sched_score): Use new functions.
5839 (s390_sched_reorder): Likewise.
5840 (s390_sched_variable_issue): Rework and use new functions.
5841 (s390_sched_init): Use new functions.
5842 * config/s390/s390.h (s390_tune_attr): Add z14.
5843 * config/s390/s390.md: Add z14.
5845 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
5847 * config/s390/2964.md: Update pipeline description.
5848 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
5849 (LONGRUNNING_THRESHOLD): Remove.
5850 (LATENCY_FACTOR): Remove.
5851 (s390_get_unit_mask): Add unit.
5852 (s390_sched_score): Use fxd/fpd.
5853 (s390_sched_variable_issue): Use fxd/fpd.
5855 2019-03-12 Martin Liska <mliska@suse.cz>
5857 * config/i386/i386.c: Reword an error message.
5859 2019-03-12 Martin Jambor <mjambor@suse.cz>
5861 * cgraph.c (cgraph_node::dump): Dump more info for former thunks,
5862 terminate with newline.
5864 2019-03-12 Jakub Jelinek <jakub@redhat.com>
5867 * config/s390/s390.md (tabort): Use %wd instead of
5868 HOST_WIDE_INT_PRINT_DEC in error message, reword to avoid two capital
5869 letters and periods.
5870 * config/tilepro/tilepro.c (tilepro_print_operand): Use %wd in
5871 output_operand_lossage instead of HOST_WIDE_INT_PRINT_DEC, replace
5875 * builtins.c (expand_builtin_int_roundingfn,
5876 expand_builtin_int_roundingfn_2): Return NULL_RTX instead of
5877 gcc_unreachable if validate_arglist fails.
5879 2019-03-12 Richard Biener <rguenther@suse.de>
5881 PR tree-optimization/89664
5882 * tree-ssa-math-opts.c (execute_cse_reciprocals_1): Properly
5883 free the occurance tree after the early out.
5885 2019-03-11 Jakub Jelinek <jakub@redhat.com>
5889 * vr-values.c (vr_values::update_value_range): If
5890 old_vr->varying_p (), don't update it, make new_vr also VARYING
5893 2019-03-11 Martin Liska <mliska@suse.cz>
5895 * config/aarch64/aarch64.c (aarch64_override_options_internal):
5896 Fix double string quoting.
5898 2019-03-11 Martin Liska <mliska@suse.cz>
5900 * collect-utils.c (collect_wait): Wrap apostrophes
5901 in gcc internal format with %'.
5902 * collect2.c (main): Likewise.
5903 (scan_prog_file): Likewise.
5904 (scan_libraries): Likewise.
5905 * config/i386/i386.c (ix86_expand_call): Likewise.
5906 (ix86_handle_interrupt_attribute): Likewise.
5907 * config/nds32/nds32-intrinsic.c (nds32_expand_builtin_impl): Likewise.
5908 * config/nds32/nds32.c (nds32_insert_attributes): Likewise.
5909 * config/rl78/rl78.c (rl78_handle_saddr_attribute): Likewise.
5910 * lto-wrapper.c (find_crtoffloadtable): Likewise.
5911 * symtab.c (symtab_node::verify_base): Likewise.
5912 * tree-cfg.c (verify_gimple_label): Likewise.
5913 * tree.c (verify_type_variant): Likewise.
5915 2019-03-11 Martin Liska <mliska@suse.cz>
5917 * builtins.c (expand_builtin_thread_pointer): Wrap an option name
5918 in a string format message and fix GNU coding style.
5919 (expand_builtin_set_thread_pointer): Likewise.
5920 * common/config/aarch64/aarch64-common.c
5921 (aarch64_rewrite_selected_cpu): Likewise.
5922 * common/config/alpha/alpha-common.c (alpha_handle_option): Likewise.
5923 * common/config/arc/arc-common.c (arc_handle_option): Likewise.
5924 * common/config/arm/arm-common.c (arm_parse_fpu_option): Likewise.
5925 * common/config/bfin/bfin-common.c (bfin_handle_option): Likewise.
5926 * common/config/i386/i386-common.c (ix86_handle_option): Likewise.
5927 * common/config/ia64/ia64-common.c (ia64_handle_option): Likewise.
5928 * common/config/m68k/m68k-common.c (m68k_handle_option): Likewise.
5929 * common/config/msp430/msp430-common.c (msp430_handle_option): Likewise.
5930 * common/config/nds32/nds32-common.c (nds32_handle_option): Likewise.
5931 * common/config/powerpcspe/powerpcspe-common.c (rs6000_handle_option):
5933 * common/config/riscv/riscv-common.c
5934 (riscv_subset_list::parsing_subset_version): Likewise.
5935 (riscv_subset_list::parse_std_ext): Likewise.
5936 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
5937 (riscv_subset_list::parse): Likewise.
5938 * common/config/rs6000/rs6000-common.c (rs6000_handle_option): Likewise.
5939 * config/aarch64/aarch64.c (aarch64_parse_one_option_token): Likewise.
5940 (aarch64_override_options_internal): Likewise.
5941 (aarch64_validate_mcpu): Likewise.
5942 (aarch64_validate_march): Likewise.
5943 (aarch64_validate_mtune): Likewise.
5944 (aarch64_override_options): Likewise.
5945 * config/alpha/alpha.c (alpha_option_override): Likewise.
5946 * config/arc/arc.c (arc_init): Likewise.
5947 (parse_mrgf_banked_regs_option): Likewise.
5948 (arc_override_options): Likewise.
5949 (arc_expand_builtin_aligned): Likewise.
5950 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Likewise.
5951 (arm_expand_builtin): Likewise.
5952 * config/arm/arm.c (arm_option_check_internal): Likewise.
5953 (arm_configure_build_target): Likewise.
5954 (arm_option_override): Likewise.
5955 (arm_options_perform_arch_sanity_checks): Likewise.
5956 (arm_handle_cmse_nonsecure_entry): Likewise.
5957 (arm_handle_cmse_nonsecure_call): Likewise.
5958 (arm_tls_referenced_p): Likewise.
5959 (thumb1_expand_prologue): Likewise.
5960 * config/avr/avr.c (avr_option_override): Likewise.
5961 * config/bfin/bfin.c (bfin_option_override): Likewise.
5962 * config/c6x/c6x.c (c6x_option_override): Likewise.
5963 * config/cr16/cr16.c (cr16_override_options): Likewise.
5964 * config/cris/cris.c (cris_option_override): Likewise.
5965 * config/csky/csky.c (csky_handle_isr_attribute): Likewise.
5966 * config/darwin-c.c (macosx_version_as_macro): Likewise.
5967 * config/darwin.c (darwin_override_options): Likewise.
5968 * config/frv/frv.c (frv_expand_builtin): Likewise.
5969 * config/h8300/h8300.c (h8300_option_override): Likewise.
5970 * config/i386/i386.c (parse_mtune_ctrl_str): Likewise.
5971 (ix86_option_override_internal): Likewise.
5972 (warn_once_call_ms2sysv_xlogues): Likewise.
5973 (ix86_expand_prologue): Likewise.
5974 (split_stack_prologue_scratch_regno): Likewise.
5975 (ix86_warn_parameter_passing_abi): Likewise.
5976 * config/ia64/ia64.c (fix_range): Likewise.
5977 * config/m68k/m68k.c (m68k_option_override): Likewise.
5978 * config/microblaze/microblaze.c (microblaze_option_override): Likewise.
5979 * config/mips/mips.c (mips_emit_probe_stack_range): Likewise.
5980 (mips_set_compression_mode): Likewise.
5981 * config/mmix/mmix.c (mmix_option_override): Likewise.
5982 * config/mn10300/mn10300.c (mn10300_option_override): Likewise.
5983 * config/msp430/msp430.c (msp430_option_override): Likewise.
5984 * config/nds32/nds32.c (nds32_option_override): Likewise.
5985 * config/nios2/nios2.c (nios2_custom_check_insns): Likewise.
5986 (nios2_option_override): Likewise.
5987 (nios2_expand_custom_builtin): Likewise.
5988 * config/nvptx/mkoffload.c (main): Likewise.
5989 * config/nvptx/nvptx.c (diagnose_openacc_conflict): Likewise.
5990 * config/pa/pa.c (fix_range): Likewise.
5991 (pa_option_override): Likewise.
5992 * config/riscv/riscv.c (riscv_parse_cpu): Likewise.
5993 (riscv_option_override): Likewise.
5994 * config/rl78/rl78.c (rl78_option_override): Likewise.
5995 * config/rs6000/aix61.h: Likewise.
5996 * config/rs6000/aix71.h: Likewise.
5997 * config/rs6000/aix72.h: Likewise.
5998 * config/rs6000/driver-rs6000.c (elf_platform): Likewise.
5999 * config/rs6000/freebsd64.h: Likewise.
6000 * config/rs6000/linux64.h: Likewise.
6001 * config/rs6000/rs6000.c (rs6000_option_override_internal): Likewise.
6002 (rs6000_expand_zeroop_builtin): Likewise.
6003 (rs6000_expand_mtfsb_builtin): Likewise.
6004 (rs6000_expand_set_fpscr_rn_builtin): Likewise.
6005 (rs6000_expand_set_fpscr_drn_builtin): Likewise.
6006 (rs6000_invalid_builtin): Likewise.
6007 (rs6000_expand_split_stack_prologue): Likewise.
6008 * config/rs6000/rtems.h: Likewise.
6009 * config/rx/rx.c (valid_psw_flag): Likewise.
6010 (rx_expand_builtin): Likewise.
6011 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Likewise.
6012 * config/s390/s390.c (s390_expand_builtin): Likewise.
6013 (s390_function_profiler): Likewise.
6014 (s390_option_override_internal): Likewise.
6015 (s390_option_override): Likewise.
6016 * config/sh/sh.c (sh_option_override): Likewise.
6017 (sh_builtin_saveregs): Likewise.
6018 (sh_fix_range): Likewise.
6019 * config/sh/vxworks.h: Likewise.
6020 * config/sparc/sparc.c (sparc_option_override): Likewise.
6021 * config/spu/spu.c (spu_option_override): Likewise.
6022 (fix_range): Likewise.
6023 * config/visium/visium.c (visium_option_override): Likewise.
6024 (visium_handle_interrupt_attr): Likewise.
6025 * config/xtensa/xtensa.c (xtensa_option_override): Likewise.
6026 * dbgcnt.c (dbg_cnt_set_limit_by_name): Likewise.
6027 (dbg_cnt_process_opt): Likewise.
6028 * dwarf2out.c (output_dwarf_version): Likewise.
6029 * except.c (expand_eh_return): Likewise.
6030 * gcc.c (defined): Likewise.
6031 (driver_handle_option): Likewise.
6032 (process_command): Likewise.
6033 (compare_files): Likewise.
6034 (driver::prepare_infiles): Likewise.
6035 (driver::do_spec_on_infiles): Likewise.
6036 (driver::maybe_run_linker): Likewise.
6037 * omp-offload.c (oacc_parse_default_dims): Likewise.
6038 * opts-global.c (handle_common_deferred_options): Likewise.
6039 * opts.c (parse_sanitizer_options): Likewise.
6040 (common_handle_option): Likewise.
6041 (enable_warning_as_error): Likewise.
6042 * passes.c (enable_disable_pass): Likewise.
6043 * plugin.c (parse_plugin_arg_opt): Likewise.
6044 (default_plugin_dir_name): Likewise.
6045 * targhooks.c (default_expand_builtin_saveregs): Likewise.
6046 (default_pch_valid_p): Likewise.
6047 * toplev.c (init_asm_output): Likewise.
6048 (process_options): Likewise.
6049 (toplev::run_self_tests): Likewise.
6050 * tree-cfg.c (verify_gimple_call): Likewise.
6051 * tree-inline.c (inline_forbidden_p_stmt): Likewise.
6052 (tree_inlinable_function_p): Likewise.
6053 * var-tracking.c (vt_find_locations): Likewise.
6055 2019-03-11 Andreas Krebbel <krebbel@linux.ibm.com>
6057 * config/s390/s390.c (s390_expand_builtin): Do the copy_to_reg not
6058 only on the else branch.
6060 2019-03-11 Martin Liska <mliska@suse.cz>
6062 * gcov.c (output_intermediate_json_line): Print function
6064 (output_json_intermediate_file): Add new argument.
6065 * doc/gcov.texi: Document the change.
6067 2019-03-11 Eric Botcazou <ebotcazou@adacore.com>
6069 PR rtl-optimization/89588
6070 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
6071 explicit unrolling factor more robust.
6073 2019-03-11 Richard Biener <rguenther@suse.de>
6075 PR tree-optimization/89649
6076 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
6077 * tree-vect-loop-manip.c (vect_do_peeling): Unset force_vectorize
6078 on the prolog and epilog loops.
6079 (vect_loop_versioning): Return copy of loop.
6080 * tree-vect-loop.c (vect_transform_loop): Unset force_vectorize
6081 on the non-vectorized version of the loop.
6083 2019-03-10 Uroš Bizjak <ubizjak@gmail.com>
6086 * config/i386/sse.md (*vec_extractv2di_0_sse):
6087 Add (=r,x) alternative and corresponding splitter.
6089 2019-03-10 Martin Jambor <mjambor@suse.cz>
6091 PR tree-optimization/85762
6092 PR tree-optimization/87008
6093 PR tree-optimization/85459
6094 * tree-sra.c (contains_vce_or_bfcref_p): New parameter, set the bool
6095 it points to if there is a type changing MEM_REF. Adjust all callers.
6096 (build_accesses_from_assign): Disable total scalarization if
6097 contains_vce_or_bfcref_p returns true through the new parameter, for
6100 2019-03-09 Jakub Jelinek <jakub@redhat.com>
6103 * attribs.c (handle_dll_attribute): Don't clear TREE_STATIC for
6104 dllimport on VAR_DECLs with RECORD_TYPE or UNION_TYPE DECL_CONTEXT.
6107 * common.opt (fdiagnostics-show-labels,
6108 fdiagnostics-show-line-numbers, fdiagnostics-format=,
6109 fdiagnostics-minimum-margin-width=, fgnat-encodings=, gas-loc-support,
6110 gas-locview-support, ginline-points, ginternal-reset-location-views):
6111 Terminate description text with a dot.
6112 * config/microblaze/microblaze.opt (mxl-prefetch): Likewise.
6113 * config/mcore/mcore.opt (m210, m340): Likewise.
6114 * config/epiphany/epiphany.opt (mprefer-short-insn-regs, mcmove,
6115 mnops=): Start description text with a capital letter.
6116 * config/arc/arc.opt (msize-level=): Likewise.
6117 * config/sh/sh.opt (minline-ic_invalidate): Likewise.
6118 * config/rs6000/sysv4.opt (mno-toc, mtoc, mno-traceback, mshlib,
6120 * config/ft32/ft32.opt (msim): Likewise.
6121 (mft32b, mcompress): Likewise. Terminate description text with a dot.
6122 (mnodiv, mnopm): Terminate description text with a dot.
6123 * config/c6x/c6x.opt (c6x_sdata): Terminate Enum description with
6125 * config/i386/i386.opt (prefer_vector_width, instrument_return):
6127 * config/rx/rx.opt (nofpu): Remove trailing spaces from description
6130 PR rtl-optimization/89634
6131 * cfgcleanup.c (thread_jump): Punt if registers mentioned in cond1
6132 are modified in BB_END (e->src) instruction.
6134 2019-03-08 David Malcolm <dmalcolm@redhat.com>
6137 * config/i386/i386.c (ix86_set_current_function): Make "sorry"
6138 messages more amenable to translation, and improve wording.
6140 2019-03-08 Bill Schmidt <wschmidt@linux.ibm.com>
6142 * config/rs6000/rs6000-p8swap.c (rs6000_analyze_swaps): Rebuild
6143 ud- and du-chains between phases.
6145 2019-03-08 Richard Sandiford <richard.sandiford@arm.com>
6148 * dwarf2cfi.c (dwarf2out_frame_debug_expr): Use CONST_POLY_INT
6149 instead of POLY_INT_CST.
6151 2019-03-08 Andre Vieira <andre.simoesdiasvieira@arm.com>
6153 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): Add TARGET_VFP_DOUBLE
6156 2019-03-08 Uroš Bizjak <ubizjak@gmail.com>
6161 * config/i386/emmintrin.h (_mm_loadu_si64): New intrinsic.
6162 (_mm_storeu_si64): Ditto.
6164 2019-03-08 Martin Liska <mliska@suse.cz>
6167 * config/i386/i386.c (ix86_option_override_internal): Disable
6168 jump tables when retpolines are used.
6170 2019-03-08 Jan Hubicka <hubicka@ucw.cz>
6173 * ipa-split.c (execute_split_functions): Do not split
6174 'noinline' or 'section' function.
6176 2019-03-08 Jakub Jelinek <jakub@redhat.com>
6179 * config/s390/s390.c (s390_const_operand_ok): Use %wu instead of
6180 HOST_WIDE_INT_PRINT_UNSIGNED and %wd instead of
6181 HOST_WIDE_INT_PRINT_DEC. Formatting fixes.
6184 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
6185 from diagnostics. Formatting fixes.
6188 * ipa-devirt.c (odr_types_equivalent_p): Fix grammar in
6189 warn_odr diagnostics.
6192 * lra-constraints.c (process_alt_operands): Avoid one space before
6193 " at the end of line and another after " on another line in a string
6195 * attribs.c (handle_dll_attribute): Likewise.
6196 * config/avr/avr-devices.c (avr_texinfo): Likewise.
6198 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Don't wrap
6199 warning_at or inform messages in G_() if there is no ?:.
6201 PR tree-optimization/89550
6202 * builtins.c (c_strlen): Only set TREE_NO_WARNING if warning_at
6203 returned true. Formatting fixes.
6204 (expand_builtin_strnlen): Formatting fixes.
6205 * tree-vrp.c (vrp_prop::check_mem_ref): Only set TREE_NO_WARNING
6206 if warning_at returned true.
6207 * tree-cfg.c (pass_warn_function_return::execute): Likewise.
6209 2019-03-08 Richard Biener <rguenther@suse.de>
6212 * cfgloop.h (struct loop): Add owned_clique field.
6213 * cfgloopmanip.c (copy_loop_info): Copy it.
6214 * tree-cfg.c (gimple_duplicate_bb): Do not remap owned_clique
6216 * tree-inline.c (copy_loops): Remap owned_clique.
6217 * lto-streamer-in.c (input_cfg): Stream owned_clique.
6218 * lto-streamer-out.c (output_cfg): Likewise.
6220 2019-03-08 Jakub Jelinek <jakub@redhat.com>
6223 * config/darwin.c: Include intl.h.
6224 (darwin_build_constant_cfstring): Improve i18n of diagnostics by not
6225 composing the message out of two separate parts.
6227 2019-03-07 Jakub Jelinek <jakub@redhat.com>
6230 * config/i386/i386.c (ix86_set_func_type): Make sure diagnostics
6231 doesn't start with a capital letter and doesn't end with a dot.
6232 (ix86_function_arg_boundary): Make sure diagnostics doesn't start
6233 with a capital letter.
6234 (ix86_mangle_function_version_assembler_name): Likewise.
6235 (ix86_generate_version_dispatcher_body): Likewise.
6236 (fold_builtin_cpu): Likewise.
6237 (get_builtin_code_for_version): Likewise. Remove extraneous space.
6238 (ix86_handle_interrupt_attribute): Make the diagnostics easier for
6239 translators, wrap full type name in %qs.
6241 PR translation/79999
6242 * gimplify.c (gimplify_omp_ordered): Reword diagnostics to talk about
6243 depend clause with source (or sink) modifier.
6244 * omp-expand.c (expand_omp_ordered_sink): Likewise.
6247 * config/i386/sse.md (avx512f_mov<ssescalarmodelower>_mask,
6248 *avx512f_load<mode>_mask, avx512f_store<mode>_mask): New define_insns.
6249 (avx512f_load<mode>_mask): New define_expand.
6250 * config/i386/i386-builtin.def (__builtin_ia32_loadsd_mask,
6251 __builtin_ia32_loadss_mask, __builtin_ia32_storesd_mask,
6252 __builtin_ia32_storess_mask, __builtin_ia32_movesd_mask,
6253 __builtin_ia32_movess_mask): New builtins.
6254 * config/i386/avx512fintrin.h (_mm_mask_load_ss, _mm_maskz_load_ss,
6255 _mm_mask_load_sd, _mm_maskz_load_sd, _mm_mask_move_ss,
6256 _mm_maskz_move_ss, _mm_mask_move_sd, _mm_maskz_move_sd,
6257 _mm_mask_store_ss, _mm_mask_store_sd): New intrinsics.
6259 2019-03-07 Martin Jambor <mjambor@suse.cz>
6262 * ipa-cp.c (perform_estimation_of_a_value): Account zero time benefit
6263 for extern inline functions.
6265 2019-03-07 Martin Jambor <mjambor@suse.cz>
6268 * cgraph.h (cgraph_node): New inline method former_thunk_p.
6269 * cgraph.c (cgraph_node::dump): Dump a note if node is a former thunk.
6270 (clone_of_p): Treat expanded thunks like thunks, be optimistic if they
6271 have multiple callees. At the end check if declarations match as
6272 opposed to cgraph_nodes.
6274 2019-03-07 Martin Liska <mliska@suse.cz>
6276 * cgraph.c (cgraph_node::verify_node): Verify with a neighbour
6277 which is equivalent to searching for this in clones chain.
6278 * symtab.c (symtab_node::verify_base): Similarly compare ASM
6279 names with a neighbour and special case first node in a chain.
6281 2019-01-25 Jason Merrill <jason@redhat.com>
6283 PR c++/80916 - spurious "static but not defined" warning.
6284 * gimple-fold.c (can_refer_decl_in_current_unit_p): Return false
6285 for an internal symbol with DECL_EXTERNAL.
6287 2019-04-07 Richard Biener <rguenther@suse.de>
6290 * cfgloopmanip.c (copy_loop_info): Copy forgotten fields.
6291 * tree-inline.c (copy_loops): Simplify.
6293 2019-03-07 Martin Liska <mliska@suse.cz>
6295 * dwarf2out.c (add_AT_vms_delta): Revert function removal.
6297 2019-03-07 Richard Biener <rguenther@suse.de>
6299 PR tree-optimization/89595
6300 * tree-ssa-dom.c (dom_opt_dom_walker::optimize_stmt): Take
6301 stmt iterator as reference, take boolean output parameter to
6302 indicate whether the stmt was removed and thus the iterator
6304 (dom_opt_dom_walker::before_dom_children): Re-iterate over
6305 stmts created by folding.
6307 2019-03-07 Jakub Jelinek <jakub@redhat.com>
6310 * doc/extend.texi (Basic Asm): Document qualifiers are not allowed
6313 2019-03-06 Peter Bergner <bergner@linux.ibm.com>
6315 PR rtl-optimization/88845
6316 * config/rs6000/rs6000.c (rs6000_emit_move_si_sf_subreg): Enable during
6318 * lra.c (remove_scratches_1): New function.
6319 (remove_scratches): Use it.
6320 (lra_emit_move): Likewise.
6322 2019-03-06 Claudiu Zissulescu <claziss@synopsys.com>
6324 * config/arc/arc-c.def (__ARC_UNALIGNED__): Set it on
6325 unaligned_access variable.
6326 * config/arc/arc.c (arc_override_options): Set unaligned access
6327 default on for HS CPUs.
6328 * config/arc/arc.h (STRICT_ALIGNMENT): Fix logic.
6330 2019-03-06 Martin Liska <mliska@suse.cz>
6332 PR gcov-profile/89577
6333 * doc/gcov.texi: Prefer to use --coverage.
6334 * doc/sourcebuild.texi: Likewise.
6336 2019-03-02 Jason Merrill <jason@redhat.com>
6338 PR c++/86485 - -Wmaybe-unused with empty class ?:
6339 * gimplify.c (gimplify_cond_expr): Use INIT_EXPR.
6341 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6344 * config/rs6000/t-linux (MULTIARCH_DIRNAME): Set to non-empty only
6348 * builtins.c (maybe_emit_free_warning): Punt if free doesn't have
6349 exactly one argument.
6351 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6352 Richard Sandiford <richard.sandiford@arm.com>
6354 PR tree-optimization/89570
6355 * match.pd (vec_cond into cond_op simplification): Don't use
6356 get_conditional_internal_fn, use as_internal_fn (cond_op).
6358 2019-03-05 Wilco Dijkstra <wdijkstr@arm.com>
6361 * config/arm/arm.md (movsi): Use targetm.cannot_force_const_mem
6362 to decide when to split off a non-zero offset from a symbol.
6363 * config/arm/arm.c (arm_cannot_force_const_mem): Disallow offsets
6364 in function symbols.
6366 2019-03-05 Richard Biener <rguenther@suse.de>
6368 PR tree-optimization/89594
6369 * tree-if-conv.c (pass_if_conversion::execute): Handle
6370 case where .LOOP_VECTORIZED_FUNCTION was removed.
6372 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6375 * fold-const.c (fold_checksum_tree): Don't use fixed size buffer,
6376 instead alloca it only when needed with the needed size.
6378 PR tree-optimization/89570
6379 * match.pd (vec_cond into cond_op simplification): Guard with
6380 vectorized_internal_fn_supported_p test and #if GIMPLE.
6382 PR tree-optimization/89566
6383 * gimple-ssa-sprintf.c (sprintf_dom_walker::handle_gimple_call):
6384 Set info.fncode to BUILT_IN_NONE if gimple_call_builtin_p failed.
6385 Punt if get_user_idx_format succeeds, but idx_format argument is
6386 not provided or doesn't have pointer type, or if idx_args is above
6387 number of provided arguments.
6389 2019-03-04 Wilco Dijkstra <wdijkstr@arm.com>
6391 PR tree-optimization/89437
6392 * match.pd: Use lt in sin(atan(x)) and cos(atan(x)) simplifications.
6394 2019-03-04 Richard Biener <rguenther@suse.de>
6397 * tree-scalar-evolution.c: (get_loop_exit_condition): Use
6400 2019-03-04 Bin Cheng <bin.cheng@linux.alibaba.com>
6402 PR tree-optimization/89487
6403 * tree-loop-distribution.c (has_nonaddressable_dataref_p): New.
6404 (create_rdg_vertices): Compute has_nonaddressable_dataref_p.
6405 (distribute_loop): Don't do runtime alias check if there is non-
6406 addressable data reference.
6407 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Check if VAR_DECL
6408 is a register variable.
6410 2019-03-02 Jakub Jelinek <jakub@redhat.com>
6413 * config/arm/arm.md (cmpsi2_addneg): Use
6414 trunc_int_for_mode (-INTVAL (...), SImode) instead of -INTVAL (...).
6415 If operands[2] is 0 or INT_MIN, force use of subs.
6416 (*compare_scc splitter): Use gen_int_mode.
6417 (*negscc): Likewise.
6418 * config/arm/thumb2.md (*thumb2_negscc): Likewise.
6420 2019-03-01 Kito Cheng <kito.cheng@gmail.com>
6421 Monk Chiang <sh.chiang04@gmail.com>
6423 * common/config/riscv/riscv-common.c: Include sstream.
6424 (riscv_subset_list::to_string): New.
6425 (riscv_arch_str): Likewise.
6426 * config.gcc (riscv*-*-*): Handle --with-riscv-attribute=
6428 * config/riscv/riscv-protos.h (riscv_arch_str): New.
6429 * config/riscv/riscv.c (INCLUDE_STRING): Defined.
6430 (riscv_emit_attribute): New.
6431 (riscv_file_start): Emit attribute if needed.
6432 (riscv_option_override): Init riscv_emit_attribute_p.
6433 * config/riscv/riscv.opt (mriscv-attribute): New option.
6434 * configure.ac (riscv*-*-*): Check binutils is supporting ELF
6436 * doc/install.texi: Document --with-riscv-attribute.
6437 * doc/invoke.texi: Document -mriscv-attribute.
6439 * common/config/riscv/riscv-common.c:
6440 Include config/riscv/riscv-protos.h.
6441 (INCLUDE_STRING): Defined.
6442 (RISCV_DONT_CARE_VERSION): Defined.
6443 (riscv_subset_t): Declare.
6444 (riscv_subset_t::riscv_subset_t): New.
6445 (riscv_subset_list): Declare.
6446 (riscv_subset_list::riscv_subset_list): New.
6447 (riscv_subset_list::~riscv_subset_list): Likewise.
6448 (riscv_subset_list::parsing_subset_version): Likewise.
6449 (riscv_subset_list::parse_std_ext): Likewise.
6450 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
6451 (riscv_subset_list::add): Likewise.
6452 (riscv_subset_list::lookup): Likewise.
6453 (riscv_subset_list::xlen): Likewise.
6454 (riscv_subset_list::parse): Likewise.
6455 (riscv_supported_std_ext): Likewise.
6456 (current_subset_list): Likewise.
6457 (riscv_parse_arch_string): Using riscv_subset_list::parse to
6460 2019-03-01 Segher Boessenkool <segher@kernel.crashing.org>
6462 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
6463 rs6000_dejagnu_cpu_index is set, use that to override rs6000_cpu_index.
6464 * config/rs6000/rs6000.opt (mdejagnu-cpu=): New option.
6466 2019-03-01 Alexander Monakov <amonakov@ispras.ru>
6468 PR rtl-optimization/85899
6469 * haifa-sched.c (find_fallthru_edge_from): Relax assert to account for
6470 fallthru edges leading to the exit block.
6472 2019-03-01 Tamar Christina <tamar.christina@arm.com>
6475 * config/aarch64/aarch64-option-extensions.def (fp, simd, crypto, fp16,
6476 rdma, dotprod, sha2, sha3, sm4, fp16fml, sve): Collapse line.
6478 2019-03-01 Richard Sandiford <richard.sandiford@arm.com>
6480 PR tree-optimization/89535
6481 * tree-vect-stmts.c (vectorizable_call): Record the vector types
6482 for each operand. Calculate the fallback choice for mask operands
6483 and pass it to vect_get_vec_def_for_operand.
6485 2019-03-01 Richard Biener <rguenther@suse.de>
6488 * tree-ssa-operands.c (add_stmt_operand): CONST_DECL may
6489 get virtual operands.
6490 (get_expr_operands): Handle CONST_DECL like other decls.
6492 2019-03-01 Jakub Jelinek <jakub@redhat.com>
6495 * fold-const.c (fold_checksum_tree): Ignore TREE_NO_WARNING bit
6496 on DECL_P and EXPR_P.
6498 2019-03-01 Richard Biener <rguenther@suse.de>
6501 * tree-cfgcleanup.h (cleanup_tree_cfg): Add SSA update flags
6502 argument, defaulted to zero.
6503 * passes.c (execute_function_todo): Pass down SSA update flags
6504 to cleanup_tree_cfg.
6505 * tree-cfgcleanup.c: Include tree-into-ssa.h and tree-cfgcleanup.h.
6506 (cleanup_tree_cfg_noloop): After cleanup_control_flow_pre update SSA
6508 (cleanup_tree_cfg): Get and pass down SSA update flags.
6510 2019-03-01 Jakub Jelinek <jakub@redhat.com>
6513 * dwarf2out.c (output_comdat_type_unit): Add ATTRIBUTE_UNUSED to
6514 early_lto_debug argument.
6516 2019-02-28 Eric Botcazou <ebotcazou@adacore.com>
6518 PR tree-optimization/89536
6519 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_NOT_EXPR>: Test
6520 only whether bit #0 of the value is 0 instead of the entire value.
6522 2019-02-28 Marek Polacek <polacek@redhat.com>
6524 PR c++/87068 - missing diagnostic with fallthrough statement.
6525 * gimplify.c (expand_FALLTHROUGH_r): If IFN_FALLTHROUGH was found
6526 at the end of a seq, save its location to walk_stmt_info.
6527 (expand_FALLTHROUGH): Warn if IFN_FALLTHROUGH is at the end of
6530 2019-02-28 Jan Hubicka <hubicka@ucw.cz>
6533 * tree.c (find_atomic_core_type): Move ahead in file.
6534 (check_base_type): Correctly compare alignments of atomic types.
6536 2019-02-28 H.J. Lu <hongjiu.lu@intel.com>
6539 * config/i386/i386.c (get_builtin_code_for_version): Identify
6540 Westmere from PCLMUL, instead of AES.
6542 2019-02-28 Jakub Jelinek <jakub@redhat.com>
6545 * config/arm/arm.md (*subsi3_carryin_compare_const): Use
6546 trunc_int_for_mode (-INTVAL (...), SImode), just instead of
6549 2019-02-28 Tamar Christina <tamar.christina@arm.com>
6552 * config/aarch64/aarch64-option-extensions.def: Document it.
6553 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Skip feature
6556 2019-02-28 Jakub Jelinek <jakub@redhat.com>
6559 * convert.c (convert_to_real_1, convert_to_integer_1): Punt for
6560 builtins if they don't have a single scalar floating point argument.
6563 2019-02-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
6565 PR rtl-optimization/89490
6566 * varasm.c (get_block_for_section): Bail out for mergeable sections.
6567 (default_use_anchors_for_symbol_p, output_object_block): Assert the
6568 block section is not mergeable.
6570 2019-02-27 Jakub Jelinek <jakub@redhat.com>
6573 * config/arm/arm.md (arm_casesi_internal): New define_expand. Rename
6574 old define_insn to ...
6575 (*arm_casesi_internal): ... this. Add mode to LABEL_REFs.
6576 * config/arm/thumb2.md (thumb2_casesi_internal): New define_expand.
6577 Rename old define_insn to ...
6578 (*thumb2_casesi_internal): ... this. Add mode to LABEL_REFs.
6579 (thumb2_casesi_internal_pic): New define_expand. Rename old
6581 (*thumb2_casesi_internal_pic): ... this. Add mode to LABEL_REFs.
6582 * config/aarch64/aarch64.md (casesi): Create the casesi_dispatch
6583 MEM manually here, set MEM_READONLY_P and MEM_NOTRAP_P on it.
6585 2019-02-27 Richard Biener <rguenther@suse.de>
6588 * dwarf2out.c (use_debug_types): Disable when in_lto_p.
6590 2019-02-27 Richard Biener <rguenther@suse.de>
6592 * passes.c (should_skip_pass_p): Do not skip cgraph-edge
6595 2019-02-27 Richard Biener <rguenther@suse.de>
6598 * dwarf2out.c (output_comdat_type_unit): Add early_lto_debug
6599 parameter, prefix section name with .gnu.debuglto_ if true.
6600 (dwarf2out_finish): Pass false to output_comdat_type_unit.
6601 (dwarf2out_early_finish): Pass true to output_comdat_type_unit.
6603 2019-02-27 Richard Biener <rguenther@suse.de>
6606 * dwarf2out.c (size_of_die): Key on AT_ref (a)->comdat_type_p
6607 rather than on use_debug_types, doing what output_die does.
6608 (value_format): Likewise.
6610 2019-02-27 Martin Jambor <mjambor@suse.cz>
6611 Martin Sebor <msebor@redhat.com>
6613 * doc/invoke.texi (Warning Options): Reword description of
6614 -Wno-absolute-value.
6616 2019-02-27 Jakub Jelinek <jakub@redhat.com>
6618 PR tree-optimization/89280
6619 * tree-cfgcleanup.c (maybe_dead_abnormal_edge_p,
6620 builtin_setjmp_setup_bb): New functions.
6621 (cleanup_control_flow_pre): Ignore maybe_dead_abnormal_edge_p edges.
6622 When visiting __builtin_setjmp_setup block, queue in special
6623 setjmp_vec vector edges from .ABNORMAL_DISPATCHER to corresponding
6624 __builtin_setjmp_receiver. Remove .ABNORMAL_DISPATCHER basic blocks
6625 from visited after the loop if they don't have any visited successor
6628 2018-02-26 Steve Ellcey <sellcey@marvell.com>
6630 * config/aarch64/aarch64.c (aarch64_get_multilib_abi_name):
6632 (TARGET_GET_MULTILIB_ABI_NAME): New macro.
6634 2019-02-26 Jakub Jelinek <jakub@redhat.com>
6637 * tree.c (valid_constant_size_p): Deal with size INTEGER_CSTs
6638 with types other than sizetype/ssizetype.
6640 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
6642 * config/sparc/sparc-opts.h (enum processor_type): Rename to...
6643 (enum sparc_processor_type): ...this.
6644 (enum sparc_code_model_type): New enumeration type.
6645 (enum sparc_memory_model_type): Tweak comments.
6646 * config/sparc/sparc.opt (mcpu): Adjust to above renaming.
6648 (mcmodel): Use sparc_code_model enumeration and variable.
6649 (sparc_code_model): New enumeration.
6650 (mdebug): Add Undocumented marker.
6651 * config/sparc/sparc.h (enum cmodel): Delete.
6652 (sparc_cmodel): Likewise.
6653 (TARGET_CM_MEDLOW): Adjust to above renaming.
6654 (TARGET_CM_MEDMID): Likewise.
6655 (TARGET_CM_MEDANY): Likewise.
6656 (TARGET_CM_EMBMEDANY): Likewise.
6657 * config/sparc/sparc.c (sparc_cmodel): Delete.
6658 (sparc_option_override): Remove string/value mapping support for the
6659 code model. Move code and memory model support to after the handling
6660 of target flags. Do private machine setup last.
6661 (sparc_emit_set_symbolic_const64): Use sparc_code_model.
6662 (sparc_legitimize_reload_address): Likewise.
6663 (sparc_output_mi_thunk): Likewise.
6664 * config/sparc/sparc.md (cpu): Adjust comment to above renaming.
6666 2019-02-26 Jakub Jelinek <jakub@redhat.com>
6668 PR tree-optimization/89500
6669 * tree-ssa-strlen.c (stridx_strlenloc): Adjust comment.
6670 (handle_builtin_strlen): Remove noncst_bound variable. Always
6671 optimize strnlen (x, 0) to 0. Optimize strnlen (x, cst) to
6672 cst if the first cst bytes starting at x are known to be non-zero,
6673 even if the string is not zero terminated. Don't try to modify
6674 *si for strnlen. Update strlen_to_stridx only for strlen or if
6675 we can prove strnlen returns the same value as strlen would.
6677 2019-02-26 Martin Liska <mliska@suse.cz>
6679 * alloc-pool.h (struct pool_usage): Remove extra
6681 * bitmap.h (struct bitmap_usage): Likewise.
6682 * ggc-common.c (struct ggc_usage): Likewise.
6683 * mem-stats.h (struct mem_usage): Likewise.
6684 (mem_alloc_description::dump): Print dash lines
6685 here and repeat header at the end of a table report.
6686 It's then more readable.
6687 * tree-phinodes.c (phinodes_print_statistics): Make
6688 horizontal alignment.
6689 * tree-ssanames.c (ssanames_print_statistics): Likewise.
6690 * vec.c (struct vec_usage): Remove extra print_dash_line.
6691 * vec.h (vec_safe_grow_cleared): Pass PASS_MEM_STAT.
6693 2019-02-26 Uroš Bizjak <ubizjak@gmail.com>
6695 * doc/extend.texi (__builtin_object_size):
6696 Use @pxref instead of @xref inside parenthesis.
6697 (__builtin_has_attribute): Add missing comma after @xref.
6698 (__builtin_object_size): Ditto.
6699 * doc/md.texi (cond_*{mode}): Use @samp instead of @var around op1[i].
6700 * fortran/invoke.texi (-ffpe-trap): Use @var for every item
6703 2019-02-26 Jeff Law <law@redhat.com>
6705 PR rtl-optimization/87761
6706 * regcprop.c (copyprop_hardreg_forward_1): Use REG_UNUSED notes to
6707 detect obviously dead insns and delete them.
6709 2019-02-26 Richard Biener <rguenther@suse.de>
6711 PR tree-optimization/89505
6712 * tree-ssa-structalias.c (compute_dependence_clique): Make sure
6713 to handle restrict pointed-to vars with multiple subvars
6716 2019-02-26 Richard Biener <rguenther@suse.de>
6718 PR tree-optimization/89489
6719 * tree-parloops.c (create_loop_fn): Copy over last_clique.
6721 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
6723 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_IOR_EXPR>: Fix
6724 and move around comment.
6725 <BIT_AND_EXPR>: Likewise.
6726 <BIT_NOT_EXPR>: Add specific handling for boolean types.
6728 2019-02-26 Jakub Jelinek <jakub@redhat.com>
6731 * config/i386/i386.c (remove_partial_avx_dependency): Call
6732 df_analyze etc. before creation of the v4sf_const0 pseudo, rather than
6733 after changing possibly many instructions to use that pseudo. Fix up
6734 insertion of v4sf_const0 setter at the start of bb.
6736 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
6739 * doc/extend.texi (Variadic Pointer Args): New section.
6741 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
6742 Martin Sebor <msebor@gmail.com>
6744 * common.opt (Wattribute-alias): Likewise.
6745 * doc/invoke.texi (Option Summary): List general form of
6746 -Wattribute-alias=. List positive form of -Wmissing-attributes.
6747 (-Wmissing-attributes): Invert entry, rewrite and correct default.
6748 Add cross-references.
6749 (-Wattribute-alias): Rewrite and correct default. Mention
6750 considered attributes (same as for -Wmissing-attributes).
6752 2019-02-25 Paul A. Clarke <pc@us.ibm.com>
6754 * config/rs6000/emmintrin.h (_mm_cvtpd_epi32): Fix big endian.
6755 (_mm_cvtpd_ps): Likewise.
6756 (_mm_cvttpd_epi32): Likewise.
6759 * config/rs6000/xmmintrin.h (_mm_cvtss_f32): Fix type mismatch.
6760 (_mm_cvt_ss2si): Fix type mismatch and 32-bit.
6763 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Fix 32-bit.
6765 2019-02-25 Tamar Christina <tamar.christina@arm.com>
6768 * common/config/aarch64/aarch64-common.c
6769 (struct aarch64_option_extension): Add is_synthetic.
6770 (all_extensions): Use it.
6771 (TARGET_OPTION_INIT_STRUCT): Define hook.
6772 (struct gcc_targetm_common): Moved to end.
6773 (all_extensions_by_on): New.
6774 (opt_ext_cmp, typedef opt_ext): New.
6775 (aarch64_option_init_struct): New.
6776 (aarch64_contains_opt): New.
6777 (aarch64_get_extension_string_for_isa_flags): Output smallest set.
6778 * config/aarch64/aarch64-option-extensions.def
6779 (AARCH64_OPT_EXTENSION): Explicitly include AES and SHA2 in crypto.
6780 (fp, simd, crc, lse, fp16, rcpc, rdma, dotprod, aes, sha2, sha3,
6781 sm4, fp16fml, sve, profile, rng, memtag, sb, ssbs, predres):
6782 Set is_synthetic to false.
6783 (crypto): Set is_synthetic to true.
6784 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Add
6787 2019-02-25 Tamar Christina <tamar.christina@arm.com>
6789 * config/arm/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
6790 vfmlal_high_u32, vfmlsl_high_u32, vfmlalq_low_u32, vfmlslq_low_u32,
6791 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
6792 vfmlal_lane_high_u32, vfmlalq_laneq_low_u32, vfmlalq_lane_low_u32,
6793 vfmlal_laneq_low_u32, vfmlalq_laneq_high_u32, vfmlalq_lane_high_u32,
6794 vfmlal_laneq_high_u32, vfmlsl_lane_low_u32, vfmlsl_lane_high_u32,
6795 vfmlslq_laneq_low_u32, vfmlslq_lane_low_u32, vfmlsl_laneq_low_u32,
6796 vfmlslq_laneq_high_u32, vfmlslq_lane_high_u32, vfmlsl_laneq_high_u32):
6798 (vfmlal_low_f16, vfmlsl_low_f16, vfmlal_high_f16, vfmlsl_high_f16,
6799 vfmlalq_low_f16, vfmlslq_low_f16, vfmlalq_high_f16, vfmlslq_high_f16,
6800 vfmlal_lane_low_f16, vfmlal_lane_high_f16, vfmlalq_laneq_low_f16,
6801 vfmlalq_lane_low_f16, vfmlal_laneq_low_f16, vfmlalq_laneq_high_f16,
6802 vfmlalq_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_lane_low_f16,
6803 vfmlsl_lane_high_f16, vfmlslq_laneq_low_f16, vfmlslq_lane_low_f16,
6804 vfmlsl_laneq_low_f16, vfmlslq_laneq_high_f16, vfmlslq_lane_high_f16,
6805 vfmlsl_laneq_high_f16): ... To this.
6806 * config/arm/neon.md: Update comments.
6808 2019-02-25 Tamar Christina <tamar.christina@arm.com>
6810 * config/aarch64/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
6811 vfmlalq_low_u32, vfmlslq_low_u32, vfmlal_high_u32, vfmlsl_high_u32,
6812 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
6813 vfmlsl_lane_low_u32, vfmlal_laneq_low_u32, vfmlsl_laneq_low_u32,
6814 vfmlalq_lane_low_u32, vfmlslq_lane_low_u32, vfmlalq_laneq_low_u32,
6815 vfmlslq_laneq_low_u32, vfmlal_lane_high_u32, vfmlsl_lane_high_u32,
6816 vfmlal_laneq_high_u32, vfmlsl_laneq_high_u32, vfmlalq_lane_high_u32,
6817 vfmlslq_lane_high_u32, vfmlalq_laneq_high_u32, vfmlslq_laneq_high_u32):
6819 (vfmlal_low_f16, vfmlsl_low_f16, vfmlalq_low_f16, vfmlslq_low_f16,
6820 vfmlal_high_f16, vfmlsl_high_f16, vfmlalq_high_f16, vfmlslq_high_f16,
6821 vfmlal_lane_low_f16, vfmlsl_lane_low_f16, vfmlal_laneq_low_f16,
6822 vfmlsl_laneq_low_f16, vfmlalq_lane_low_f16, vfmlslq_lane_low_f16,
6823 vfmlalq_laneq_low_f16, vfmlslq_laneq_low_f16, vfmlal_lane_high_f16,
6824 vfmlsl_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_laneq_high_f16,
6825 vfmlalq_lane_high_f16, vfmlslq_lane_high_f16, vfmlalq_laneq_high_f16,
6826 vfmlslq_laneq_high_f16): ... To this.
6828 2019-02-25 Alexander Monakov <amonakov@ispras.ru>
6830 PR rtl-optimization/86096
6831 * df-scan.c (df_mw_compare): Do not check mw_reg fields when
6832 comparing mw_order values.
6834 2019-02-25 Jakub Jelinek <jakub@redhat.com>
6837 * config/arm/arm.md (*subsi3_carryin_const): Use
6838 arm_neg_immediate_operand predicate instead of
6839 arm_not_immediate_operand, "L" constraint instead of "K" and
6840 print it using %n2 instead of %B2.
6841 (*subsi3_carryin_const0): New define_insn.
6842 (*subsi3_carryin_compare_const): Use const_int_I_operand predicate
6843 instead of arm_not_operand and "I" constraint instead of "K" and
6844 print it using %n3 instead of %B2. Instead of using match_dup 2 add
6845 another match_operand and in the condition check that it is negation
6847 (*subsi3_carryin_compare_const0): New define_ins.
6848 (*subdi_di_zesidi): Adjust to use *subsi3_carryin_const0 instead of
6849 *subsi3_carryin_const.
6850 (*arm_cmpdi_insn): Fix splitting into *subsi3_carryin_compare_const,
6851 split into *subsi3_carryin_compare_const0 if the highpart is zero.
6854 * config/arm.vfp.md (*negdf2_vfp): Use
6855 gen_int_mode (0x80000000, SImode) instead of GEN_INT (0x80000000).
6856 * config/arm/neon.md (neon_copysignf<mode>): Likewise.
6858 2019-02-24 Jakub Jelinek <jakub@redhat.com>
6860 PR rtl-optimization/89445
6861 * simplify-rtx.c (simplify_ternary_operation): Don't use
6862 simplify_merge_mask on operands that may trap.
6863 * rtlanal.c (may_trap_p_1): Use FLOAT_MODE_P instead of
6864 SCALAR_FLOAT_MODE_P checks. For integral division by zero, if
6865 second operand is CONST_VECTOR, check if any element could be zero.
6866 Don't expect traps for VEC_{MERGE,SELECT,CONCAT,DUPLICATE} unless
6867 their operands can trap.
6869 2019-02-23 Martin Sebor <msebor@redhat.com>
6871 * gimple-ssa-sprintf.c (target_strtol): Rename...
6872 (target_strtohwi): ...to this. Handle values up to HOST_WIDE_INT_MAX.
6873 (parse_directive): Adjust to name change. Use HOST_WIDE_INT_MAX to
6874 check for range error.
6876 2019-02-23 H.J. Lu <hongjiu.lu@intel.com>
6879 * opts-common.c (prune_options): Also prune joined switches
6880 with Negative and RejectNegative.
6881 * config/i386/i386.opt (march=): Add Negative(march=).
6882 (mtune=): Add Negative(mtune=).
6883 * doc/options.texi: Document Negative used together with Joined
6886 2019-02-22 Martin Sebor <msebor@redhat.com>
6888 * doc/extend.texi (Other Builtins): Add
6889 __builtin_is_constant_evaluated.
6891 2019-02-22 Richard Biener <rguenther@suse.de>
6893 PR tree-optimization/87609
6894 * tree-cfg.c (gimple_duplicate_bb): Only remap inlined cliques.
6896 2019-02-22 Jeff Law <law@redhat.com>
6898 PR rtl-optimization/87761
6899 * config/mips/mips.md: Add new combiner pattern to recognize
6900 a bitfield extraction using (ashiftrt (truncate (ashift (...)))).
6902 2019-02-22 Matthew Malcomson <matthew.malcomson@arm.com>
6905 * config/aarch64/aarch64.md: Use aarch64_general_reg predicate on
6906 destination register in peepholes generating patterns for ADDS/SUBS.
6907 (add<mode>3_compare0,
6908 *addsi3_compare0_uxtw, add<mode>3_compareC,
6909 add<mode>3_compareV_imm, add<mode>3_compareV,
6910 *adds_<optab><ALLX:mode>_<GPI:mode>,
6911 *subs_<optab><ALLX:mode>_<GPI:mode>,
6912 *adds_<optab><ALLX:mode>_shift_<GPI:mode>,
6913 *subs_<optab><ALLX:mode>_shift_<GPI:mode>,
6914 *adds_<optab><mode>_multp2, *subs_<optab><mode>_multp2,
6915 *sub<mode>3_compare0, *subsi3_compare0_uxtw,
6916 sub<mode>3_compare1): Allow stack pointer for source register.
6917 * config/aarch64/predicates.md (aarch64_general_reg): New predicate.
6919 2019-02-22 Martin Sebor <msebor@redhat.com>
6921 PR tree-optimization/88993
6922 PR tree-optimization/88853
6923 * gimple-ssa-sprintf.c (sprintf_dom_walker::call_info::is_file_func):
6925 (sprintf_dom_walker::call_info::is_string_func): New helper.
6926 (format_directive): Only issue "may exceed" 4095/INT_MAX warnings
6927 for formatted string functions.
6928 (sprintf_dom_walker::handle_gimple_call): Fix a typo in a comment.
6930 2019-02-22 Martin Sebor <msebor@redhat.com>
6933 * c-parser.c (sizeof_ptr_memacc_comptypes): Avoid warning in
6934 unreachable subexpressions.
6936 2019-02-22 H.J. Lu <hongjiu.lu@intel.com>
6937 Hongtao Liu <hongtao.liu@intel.com>
6938 Sunil K Pandey <sunil.k.pandey@intel.com>
6941 * config/i386/i386-passes.def: Add
6942 pass_remove_partial_avx_dependency.
6943 * config/i386/i386-protos.h
6944 (make_pass_remove_partial_avx_dependency): New.
6945 * config/i386/i386.c (make_pass_remove_partial_avx_dependency):
6947 (pass_data_remove_partial_avx_dependency): New.
6948 (pass_remove_partial_avx_dependency): Likewise.
6949 (make_pass_remove_partial_avx_dependency): Likewise.
6950 * config/i386/i386.md (avx_partial_xmm_update): New attribute.
6951 (*extendsfdf2): Add avx_partial_xmm_update.
6952 (truncdfsf2): Likewise.
6953 (*float<SWI48:mode><MODEF:mode>2): Likewise.
6954 (SF/DF conversion splitters): Disabled for TARGET_AVX.
6956 2019-02-22 Aldy Hernandez <aldyh@redhat.com>
6959 * gimple-ssa-sprintf.c (pass_sprintf_length::execute): Enable loop
6962 2019-02-22 Thiago Macieira <thiago.macieira@intel.com>
6965 * config/i386/i386.h (PTA_WESTMERE): Remove PTA_AES.
6966 (PTA_SKYLAKE): Add PTA_AES.
6967 (PTA_GOLDMONT): Likewise.
6969 2019-02-22 Sudakshina Das <sudi.das@arm.com>
6971 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Add bti
6972 instruction if enabled.
6973 (aarch64_override_options): Remove reference to return address key.
6975 2019-02-22 Richard Biener <rguenther@suse.de>
6977 PR tree-optimization/89440
6978 * tree-vect-loop.c (vect_create_epilog_for_reduction): Remove
6979 not necessary assert.
6981 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
6984 * omp-general.c (oacc_replace_fn_attrib): Mostly split out into...
6985 (oacc_replace_fn_attrib_attr): ... this new function.
6986 * omp-general.h (oacc_replace_fn_attrib_attr): New prototype.
6987 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Revert workaround.
6989 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6991 * config/arm/arm-cpus.in (ares): Rename to...
6992 (neoverse-n1): ... This. Add ares as alias.
6993 * config/arm/arm-tables.opt: Regenerate.
6994 * config/arm/arm-tune.md: Likewise.
6995 * doc/invoke.txt (ARM Options): Document neoverse-n1.
6997 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6999 * config/aarch64/aarch64-cores.def (neoverse-e1): Define.
7000 * config/aarch64/aarch64-tune.md: Regenerate.
7001 * doc/invoke.texi (AArch64 Options): Document neoverse-e1 -mcpu option.
7003 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7005 * config/aarch64/aarch64.c (ares_tunings): Rename to...
7006 (neoversen1_tunings): ... This.
7007 * config/aarch64/aarch64-cores.def (ares): Change tuning to the above.
7008 (neoverse-n1): New CPU.
7009 * config/aarch64/aarch64-tune.md: Regenerate.
7010 * doc/invoke.txt (AArch64 Options): Document neoverse-n1.
7012 2019-02-22 Richard Biener <rguenther@suse.de>
7015 * cfghooks.h (dependence_hash): New typedef.
7016 (struct copy_bb_data): New type.
7017 (cfg_hooks::duplicate_block): Adjust to take a copy_bb_data argument.
7018 (duplicate_block): Likewise.
7019 * cfghooks.c (duplicate_block): Pass down copy_bb_data.
7020 (copy_bbs): Create and pass down copy_bb_data.
7021 * cfgrtl.c (cfg_layout_duplicate_bb): Adjust.
7022 (rtl_duplicate_bb): Likewise.
7023 * tree-cfg.c (gimple_duplicate_bb): If the copy_bb_data arg is not NULL
7024 remap dependence info.
7026 2019-02-22 Richard Biener <rguenther@suse.de>
7028 PR tree-optimization/87609
7029 * tree-core.h (tree_base): Document special clique values.
7030 * tree-inline.c (remap_dependence_clique): Do not use the
7031 special clique value of one.
7032 (maybe_set_dependence_info): Use clique one.
7033 (clear_dependence_clique): New callback.
7034 (compute_dependence_clique): Clear clique one from all refs
7035 before assigning it (again).
7037 2019-02-21 Martin Sebor <msebor@redhat.com>
7039 * doc/extend.texi (__clear_cache): Correct signature.
7041 2019-02-21 Ian Lance Taylor <iant@golang.org>
7044 * varasm.c (decode_addr_const): Call lookup_constant_def rather
7045 than output_constant_def.
7046 (add_constant_to_table): New static function.
7047 (output_constant_def): Call add_constant_to_table.
7048 (tree_output_constant_def): Likewise.
7050 2019-02-21 Jakub Jelinek <jakub@redhat.com>
7053 * builtins.c (fold_builtin_arith_overflow): If first two args are
7054 INTEGER_CSTs, set intres and ovfres to constants rather than calls
7057 2019-02-21 H.J. Lu <hongjiu.lu@intel.com>
7060 * config/i386/i386.c (ix86_set_indirect_branch_type): Issue an
7061 error for -mindirect-branch/-mfunction-return with incompatible
7064 2019-02-21 Jakub Jelinek <jakub@redhat.com>
7067 * constraints.md (q): Remove.
7068 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use rk constraint
7071 2019-02-21 Martin Jambor <mjambor@suse.cz>
7074 * omp-general.c (omp_extract_for_data): Removed a duplicate call
7075 to omp_adjust_for_condition, moved NE_EXPR code_cond processing...
7076 (omp_adjust_for_condition): ...here. Added necessary parameters.
7077 * omp-general.h (omp_adjust_for_condition): Updated declaration.
7078 * omp-grid.c (grid_attempt_target_gridification): Adjust to pass
7079 proper values to new parameters of omp_adjust_for_condition.
7081 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7084 * expr.c (expand_assignment): If result is a MEM, use change_address
7085 instead of simplify_gen_subreg.
7087 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7088 David Malcolm <dmalcolm@redhat.com>
7091 * fold-const.c (decode_field_reference): Return NULL_TREE if
7092 lang_hooks.types.type_for_size returns NULL. Check it before
7093 overwriting *exp_. Use return NULL_TREE instead of return 0.
7095 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7099 * toplev.c (do_compile): Double the emin/emax exponents to workaround
7102 2019-02-20 Uroš Bizjak <ubizjak@gmail.com>
7105 * config/i386/i386.c (ix86_atomic_assign_expand_fenv): Check
7106 TARGET_SSE in addition to TARGET_SSE_MATH.
7108 (ix86_excess_precision): Ditto.
7109 (ix86_float_exceptions_rounding_supported_p): Ditto.
7110 (use_rsqrt_p): Ditto.
7111 * config/i386/sse.md (rsqrt<mode>2): Ditto.
7113 2019-02-20 David Malcolm <dmalcolm@redhat.com>
7116 * diagnostic-show-locus.c (layout::calculate_line_spans): Use
7117 linenum_arith_t when determining if two adjacent line spans are
7118 close enough to merge.
7119 (diagnostic_show_locus): Use linenum_arith_t when iterating over
7120 lines within each line_span.
7122 2019-02-20 Andre Vieira <andre.simoesdiasvieira@arm.com>
7125 * lra-constraints.c(uses_hard_regs_p): Fix handling of
7126 paradoxical SUBREGS.
7128 2019-02-20 Li Jia He <helijia@linux.ibm.com>
7131 * gcc/config/rs6000/rs6000.c (rs6000_gimple_fold_builtin)
7132 <case ALTIVEC_BUILTIN_VSPLTISB, ALTIVEC_BUILTIN_VSPLTISH,
7133 ALTIVEC_BUILTIN_VSPLTISW>: Don't convert the operand before
7136 2019-02-19 Jonathan Wakely <jwakely@redhat.com>
7138 * config/gcn/gcn.c (print_operand): Fix typo.
7140 2019-02-19 Richard Biener <rguenther@suse.de>
7143 * toplev.c (do_compile): Initialize mpfr's exponent range
7144 based on available float modes.
7146 2019-02-19 Eric Botcazou <ebotcazou@adacore.com>
7148 * rtlanal.c (get_initial_register_offset): Fall back to the estimate
7149 as long as the epilogue isn't completed.
7151 2019-02-18 Martin Sebor <msebor@redhat.com>
7153 * doc/cpp.texi (Conditional syntax): Add __has_attribute,
7154 __has_cpp_attribute, and __has_include.
7156 2019-02-18 Martin Sebor <msebor@redhat.com>
7158 * doc/invoke.texi (-Wreturn-type): Correct and expand.
7160 2019-02-18 Martin Sebor <msebor@redhat.com>
7163 * tree.c (valid_constant_size_p): Avoid assuming size is a constant
7165 * tree.h (cst_size_error): Add the cst_size_not_constant enumerator.
7167 2019-02-18 Richard Biener <rguenther@suse.de>
7169 PR tree-optimization/89296
7170 * tree-ssa-loop-ch.c (ch_base::copy_headers): Restrict setting
7171 of no-warning flag to cases that might emit the bogus warning.
7173 2019-02-18 Jakub Jelinek <jakub@redhat.com>
7176 * config/arm/arm.md (*arm_movdi, *movdf_soft_insn): Use "r" instead of
7178 * config/arm/vfp.md (*movdi_vfp): Likewise.
7179 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use "r" instead of
7180 "q" constraint for operands[0].
7183 * config/s390/s390.md (*r<noxa>sbg_<mode>_srl_bitmask,
7184 *r<noxa>sbg_<mode>_sll, *r<noxa>sbg_<mode>_srl): Don't construct
7185 pattern in a temporary buffer.
7186 (*r<noxa>sbg_sidi_srl): Likewise. Always use 32 as I3 rather
7187 than 64-operands[2].
7190 * config/s390/s390.c (s390_indirect_branch_attrvalue,
7191 s390_indirect_branch_settings): Define unconditionally.
7192 (s390_set_current_function): Likewise, but guard the whole body except
7193 the s390_indirect_branch_settings call with
7194 #if S390_USE_TARGET_ATTRIBUTE.
7195 (TARGET_SET_CURRENT_FUNCTION): Redefine unconditionally.
7197 * config/s390/s390.md (*<risbg_n>_ior_and_sr_ze,
7198 *<risbg_n>_<mode>_ior_and_lshiftrt, *<risbg_n>_sidi_ior_and_lshiftrt):
7199 Use HOST_WIDE_INT_M1U instead of ~(0ULL).
7200 (*<risbg_n>_and_subregdi_rotr, *<risbg_n>_and_subregdi_rotl): Use
7201 HOST_WIDE_INT_1U instead of 1ULL.
7202 (*pre_z10_extzv<mode>, *pre_z10_extv<mode>): Change mask type from int
7203 to unsigned HOST_WIDE_INT, use HOST_WIDE_INT_1U instead of 1ul.
7204 (*insv<mode><clobbercc_or_nocc>_appendbitsleft,
7205 z = (x << c) | (y >> d) splitters): Use HOST_WIDE_INT_1U
7207 (*insv<mode>_mem_reg, *insvdi_mem_reghigh): Use HOST_WIDE_INT_1U
7210 2019-02-18 Martin Jambor <mjambor@suse.cz>
7212 PR tree-optimization/89209
7213 * tree-sra.c (create_access_replacement): New optional parameter
7214 reg_tree. Use it as a type if non-NULL and access type is not of
7216 (get_repl_default_def_ssa_name): New parameter REG_TYPE, pass it
7217 to create_access_replacement.
7218 (sra_modify_assign): Pass LHS type to get_repl_default_def_ssa_name.
7219 Check lacc is non-NULL before attempting to re-create it on the RHS.
7221 2019-02-18 Martin Liska <mliska@suse.cz>
7224 * cgraph.c (symbol_table::create_edge): Set m_summary_id to -1
7226 (symbol_table::free_edge): Recycle m_summary_id.
7227 * cgraph.h (get_summary_id): New.
7228 (symbol_table::release_symbol): Set m_summary_id to -1
7230 (symbol_table::allocate_cgraph_symbol): Recycle m_summary_id.
7231 * ipa-fnsummary.c (ipa_fn_summary_t): Switch from
7232 function_summary to fast_function_summary.
7233 * ipa-fnsummary.h (ipa_fn_summary_t): Likewise.
7234 * ipa-pure-const.c (class funct_state_summary_t):
7235 Switch from function_summary to fast_function_summary.
7236 * ipa-reference.c (class ipa_ref_var_info_summary_t): Likewise.
7237 (class ipa_ref_opt_summary_t): Switch from function_summary
7238 to fast_function_summary.
7239 * symbol-summary.h (class function_summary_base): New class
7240 that is created from base of former function_summary.
7241 (function_summary_base::unregister_hooks): New.
7242 (class function_summary): Inherit from function_summary_base.
7243 (class call_summary_base): New class
7244 that is created from base of former call_summary.
7245 (class call_summary): Inherit from call_summary_base.
7246 (struct is_same): New.
7247 (class fast_function_summary): New summary class.
7248 (class fast_call_summary): New summary class.
7249 * vec.h (vec_safe_grow_cleared): New function.
7251 2019-02-18 Martin Liska <mliska@suse.cz>
7253 * config/i386/i386.c (ix86_get_multilib_abi_name): New function.
7254 (TARGET_GET_MULTILIB_ABI_NAME): New macro defined.
7255 * doc/tm.texi: Document new target hook.
7256 * doc/tm.texi.in: Likewise.
7257 * target.def: Add new target macro.
7258 * gcc.c (find_fortran_preinclude_file): Do not search multilib
7261 2019-02-17 Alan Modra <amodra@gmail.com>
7264 * config/rs6000/rs6000.md (<bd>_<mode> split): Check for an int
7265 output reg on add insn.
7266 (<bd>tf_<mode> split): Likewise. Match predicates with insn.
7268 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
7271 * config/i386/sse.md (ssedoublemode): Remove V4HI.
7272 (PMULHRSW): Likewise.
7273 (<ssse3_avx2>_pmulhrsw<mode>3): Require TARGET_SSSE3, not
7275 (ssse3_pmulhrswv4hi3): New expander.
7277 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
7279 * config/i386/mmx.md (*vec_extractv2si_zext_mem): Doesn't require
7280 MMX. Add isa attribute.
7282 2019-02-16 Jakub Jelinek <jakub@redhat.com>
7284 PR rtl-optimization/66152
7285 * builtins.h (c_readstr): Declare.
7286 * builtins.c (c_readstr): Remove forward declaration. Add
7287 null_terminated_p argument, if false, read all bytes from the
7288 string instead of stopping after '\0'.
7289 * expr.c (string_cst_read_str): New function.
7290 (store_expr): Use string_cst_read_str instead of
7291 builtin_strncpy_read_str. Try to store by pieces the whole
7292 exp_len first, and only if that fails, split it up into
7293 store by pieces followed by clear_storage. Formatting fix.
7295 * config/i386/i386.md (*movqi_internal): Remove static from
7296 buf variable. Use output_asm_insn (buf, operands); return "";
7297 instead of return buf;.
7298 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>,
7299 *<code><mode>3<mask_name>, *andnot<mode>3, *andnottf3, *<code><mode>3,
7300 *<code>tf3, <mask_codefor><code><mode>3<mask_name>): Likewise.
7302 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7304 * config/sparc/linux.h (ASAN_CC1_SPEC): Define.
7305 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC and ASAN_CC1_SPEC.
7306 * config/sparc/linux64.h (ASAN_CC1_SPEC): Likewise.
7307 (CC1_SPEC): Likewise.
7308 * config/sparc/sparc.c (sparc_asan_shadow_offset): Adjust for 64-bit.
7310 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7312 * asan.c (asan_emit_stack_protection): Use full-sized mask to align
7313 the base address on 64-bit strict-alignment platforms.
7315 2019-02-15 H.J. Lu <hongjiu.lu@intel.com>
7317 * config/i386/i386.h (VALID_MMX_REG_MODE): Correct the misplaced ')'.
7319 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
7321 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT_P): New define.
7323 2019-02-15 Aaron Sawdey <acsawdey@linux.ibm.com>
7325 PR rtl-optimization/88308
7326 * shrink-wrap.c (move_insn_for_shrink_wrap): Fix LABEL_NUSES counts
7327 on copied instruction.
7329 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7331 * final.c (insn_current_reference_address): Replace test on JUMP_P
7332 with test on jump_to_label_p.
7333 * config/visium/visium-passes.def: New file.
7334 * config/visium/t-visium (PASSES_EXTRA): Define.
7335 * config/visium/visium-protos.h (make_pass_visium_reorg): Declare.
7336 * config/visium/visium.h (TRAMPOLINE_SIZE): Adjust.
7337 (TRAMPOLINE_ALIGNMENT): Define.
7338 * config/visium/visium.c (visium_option_override): Do not register
7339 the machine-specific reorg pass here.
7340 (visium_trampoline_init): Align the BRA insn on a 64-bit boundary
7342 (output_branch): Adjust threshold for long branch instruction.
7343 * config/visium/visium.md (cpu): Move around.
7344 (length): Adjust for the GR6.
7346 2019-02-15 Richard Biener <rguenther@suse.de>
7347 Jakub Jelinek <jakub@redhat.com>
7349 PR tree-optimization/89278
7350 * tree-loop-distribution.c: Include tree-eh.h.
7351 (generate_memset_builtin, generate_memcpy_builtin): Call
7352 rewrite_to_non_trapping_overflow on builtin->size before passing it
7353 to force_gimple_operand_gsi.
7355 2019-02-15 Jakub Jelinek <jakub@redhat.com>
7358 * optc-save-gen.awk: Handle optimize_fast like optimize_size or
7360 * opth-gen.awk: Likewise.
7362 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
7364 * config/i386/i386.h (TARGET_SUBTARGET64_ISA_DEFAULT):
7365 Enable MMX, SSE and SSE2 by default.
7366 * config/i386/i386.c (ix86_option_override_internal): Do not
7367 explicitly set MMX, SSE and SSE2 flags for TARGET_64BIT here.
7369 2019-02-14 Jakub Jelinek <jakub@redhat.com>
7371 PR rtl-optimization/89354
7372 * combine.c (make_extraction): Punt if extraction_mode is narrower
7375 2019-02-14 Maya Rashish <coypu@sdf.org>
7377 * config.gcc (*-*-netbsd*): Add netbsd-d.o.
7378 * config/netbsd-d.c: New file.
7379 * config/t-netbsd: Add netbsd-d.o
7381 2018-02-14 Steve Ellcey <sellcey@marvell.com>
7383 * config/aarch64/aarch64.c (aarch64_attribute_table): Change
7384 affects_type_identity to true for aarch64_vector_pcs.
7385 (aarch64_comp_type_attributes): New function.
7386 (TARGET_COMP_TYPE_ATTRIBUTES): New macro.
7388 2019-02-14 Tamar Christina <tamar.christina@arm.com>
7391 * config/arm/iterators.md (ANY64): Add V4HF.
7393 2019-02-14 Martin Liska <mliska@suse.cz>
7395 PR rtl-optimization/89242
7396 * dce.c (delete_unmarked_insns): Call free_dominance_info we
7397 process a transformation.
7399 2019-02-14 Jakub Jelinek <jakub@redhat.com>
7401 PR tree-optimization/89314
7402 * fold-const.c (fold_binary_loc): Cast strlen argument to
7403 const char * before dereferencing it. Formatting fixes.
7406 * passes.def: Swap pass_ubsan and pass_early_warn_uninitialized.
7408 2019-02-13 Ian Lance Taylor <iant@golang.org>
7410 * optc-save-gen.awk: Set var_opt_hash for initial optimizations
7411 and set current index for other optimizations.
7413 2019-02-13 Uroš Bizjak <ubizjak@gmail.com>
7415 * config/i386/sse.md (vec_set<VI4F_256_512:mode>_0): Use
7416 nonimmediate_operand as operand 2 predicate.
7417 (vec_set<VF2_512_256:mode>_0): Ditto.
7418 (vec_set<VI8_AVX_AVX512F:mode>_0): Ditto.
7419 (*vec_concatv2si): Remove alternative 2.
7420 (*vec_concatv4si_0): Use vm constraint for alternative 0.
7421 (*vec_concatv4si_0): Remove preferred_for_speed attribute.
7422 (vec_concatv2di): Split alternatives 4,5,6 to ...
7423 (*vec_concatv2di_0) ... new pattern.
7425 2019-02-13 Wilco Dijkstra <wdijkstr@arm.com>
7428 * config/arm/arm.c (ldm_stm_operation_p) Set
7429 addr_reg_in_reglist correctly for first register.
7430 (load_multiple_sequence): Remove dead base check.
7431 (gen_ldm_seq): Correctly set write_back for Thumb-1.
7433 2019-02-13 Tamar Christina <tamar.christina@arm.com>
7436 * config/aarch64/aarch64-sve.md (*pred_mov<mode>, pred_mov<mode>):
7437 Expose as @aarch64_pred_mov.
7438 * config/aarch64/aarch64.c (aarch64_classify_address):
7439 Use expand_insn which legitimizes operands.
7441 2019-02-13 Martin Liska <mliska@suse.cz>
7443 * builtins.h (expand_builtin_with_bounds): Remove declaration.
7444 * calls.c (struct arg_data): Remove special_slot, pointer_arg
7445 and pointer_offset fields.
7446 (initialize_argument_information): Remove usage of dead
7448 * cgraph.h (struct cgraph_thunk_info): Remove
7449 add_pointer_bounds_args.
7450 * cgraphunit.c (cgraph_node::expand_thunk): Remove usage of dead
7452 (cgraph_node::assemble_thunks_and_aliases): Remove usage of dead
7454 * config/i386/i386.c (ix86_function_arg_advance): Remove
7456 (struct builtin_isa): Remove leaf_p and nothrow_p fields.
7457 (def_builtin): Remove usage of dead
7459 (ix86_add_new_builtins): Likewise.
7460 * ipa-fnsummary.c (compute_fn_summary): Likewise.
7461 * ipa-icf.c (sem_function::equals_wpa): Likewise.
7462 (sem_function::init): Likewise.
7463 (sem_variable::merge): Likewise.
7464 * ipa-visibility.c (function_and_variable_visibility): Likewise.
7465 * ipa.c (symbol_table::remove_unreachable_nodes): Likewise.
7466 * lto-cgraph.c (lto_output_node): Likewise.
7467 (lto_output_varpool_node): Likewise.
7468 (input_node): Likewise.
7469 (input_varpool_node): Likewise.
7470 * lto-streamer-out.c (lto_output): Likewise.
7471 * tree-inline.c (expand_call_inline): Remove usage of
7473 * tree-inline.h (struct copy_body_data): Likewise.
7474 * varpool.c (varpool_node::dump): Likewise.
7476 2019-02-13 Jakub Jelinek <jakub@redhat.com>
7479 * tree-ssa-structalias.c (set_uids_in_ptset): Or in vi->is_heap_var
7480 into pt->vars_contains_escaped_heap instead of setting
7481 pt->vars_contains_escaped_heap to it.
7484 * optabs.c (prepare_cmp_insn): Use UINTVAL (size) instead of
7485 INTVAL (size), compare it to GET_MODE_MASK instead of
7486 1 << GET_MODE_BITSIZE.
7489 * config/i386/predicates.md (x86_64_immediate_operand): Allow
7490 TLS UNSPECs offsetted by signed 32-bit CONST_INT even with
7493 2019-02-13 Martin Liska <mliska@suse.cz>
7496 * cfgrtl.c (remove_barriers_from_footer): New function.
7497 (try_redirect_by_replacing_jump): Use it.
7498 (cfg_layout_redirect_edge_and_branch): Likewise.
7500 2019-02-13 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
7502 * config/rs6000/altivec.h (vec_sbox_be, vec_cipher_be,
7503 vec_cipherlast_be, vec_ncipher_be, vec_ncipherlast_be): New #defines.
7504 * config/rs6000/crypto.md (CR_vqdi): New define_mode_iterator.
7505 (crypto_vsbox_<mode>, crypto_<CR_insn>_<mode>): New define_insns.
7506 * config/rs6000/rs6000-builtin.def (VSBOX_BE): New BU_CRYPTO_1.
7507 (VCIPHER_BE, VCIPHERLAST_BE, VNCIPHER_BE, VNCIPHERLAST_BE):
7509 * config/rs6000/rs6000.c (builtin_function_type)
7510 <CRYPTO_BUILTIN_VSBOX_BE, CRYPTO_BUILTIN_VCIPHER_BE,
7511 CRYPTO_BUILTIN_VCIPHERLAST_BE, CRYPTO_BUILTIN_VNCIPHER_BE,
7512 CRYPTO_BUILTIN_VNCIPHERLAST_BE>: New switch options.
7513 * doc/extend.texi (vec_sbox_be, vec_cipher_be, vec_cipherlast_be,
7514 vec_ncipher_be, vec_ncipherlast_be): New builtin functions.
7516 2019-02-12 Pat Haugen <pthaugen@us.ibm.com>
7518 * doc/invoke.texi (RS/6000 and PowerPC Options): Remove duplicate
7519 -maltivec. Delete -maltivec=be and -maltivec=le documentation.
7521 2019-02-12 H.J. Lu <hongjiu.lu@intel.com>
7524 * config/i386/i386.md (*movoi_internal_avx): Revert revision
7525 268678 and revision 268657.
7526 (*movti_internal): Likewise.
7528 2019-02-12 Ilya Leoshkevich <iii@linux.ibm.com>
7531 * config/s390/s390.c (s390_decompose_address): Update comment.
7532 (s390_check_qrst_address): Reject invalid address forms after
7535 2019-02-12 Martin Liska <mliska@suse.cz>
7538 * ipa-pure-const.c (propagate_pure_const): Revert hunk as
7539 we need default values of funct_state for a function that
7542 2019-02-12 Eric Botcazou <ebotcazou@adacore.com>
7544 * asan.c (asan_expand_mark_ifn): Take into account the alignment of
7545 the object to pick the size of stores on strict-alignment platforms.
7547 * config/sparc/sparc.md (*movsi_insn): Minor tweak.
7548 (*movdi_insn_sp32): Likewise.
7549 (*movdi_insn_sp64): Likewise.
7551 2019-02-12 Jan Hubicka <hubicka@ucw.cz>
7554 * cgraphunit.c (analyze_functions): Clear READONLY flag for external
7555 types that needs constructiong.
7556 * tree.h (may_be_aliased): Do not check TYPE_NEEDS_CONSTRUCTING.
7558 2019-02-12 Richard Biener <rguenther@suse.de>
7560 PR tree-optimization/89253
7561 * tree-ssa-loop-split.c (tree_ssa_split_loops): Check we can
7564 2019-02-11 David Malcolm <dmalcolm@redhat.com>
7567 * input.c (selftest::test_line_offset_overflow): New selftest.
7568 (selftest::input_c_tests): Call it.
7570 2019-02-11 Martin Sebor <msebor@redhat.com>
7572 PR tree-optimization/88771
7573 * gimple-ssa-warn-restrict.c (pass_wrestrict::gate): Also enable
7574 when -Wstringop-overflow is set.
7575 (builtin_memref::builtin_memref): Adjust excessive upper bound
7576 only when lower bound is not excessive.
7577 (maybe_diag_overlap): Detect and diagnose excessive bounds via
7578 -Wstringop-ovefflow.
7579 (maybe_diag_offset_bounds): Rename...
7580 (maybe_diag_access_bounds): ...to this.
7581 (check_bounds_or_overlap): Adjust for name change above.
7583 2019-02-11 Martin Sebor <msebor@redhat.com>
7586 * builtins.c (max_object_size): Move from here...
7587 * builtins.h (max_object_size): ...and here...
7588 * tree.c (max_object_size): ...to here...
7589 * tree.h (max_object_size): ...and here.
7591 2019-02-11 Bill Schmidt <wschmidt@linux.ibm.com>
7593 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Shift-right
7594 and shift-left vector built-ins need to include a TRUNC_MOD_EXPR
7595 for correct semantics.
7597 2019-02-11 Alan Modra <amodra@gmail.com>
7599 * doc/invoke.texi (man page RS/6000 and PowerPC Options): Mention
7600 -mlongcall and -mpltseq.
7601 (RS/6000 and PowerPC Options <-mlongcall>): Mention inline PLT calls.
7602 (RS/6000 and PowerPC Options <-mpltseq>): Document.
7603 * config/rs6000/rs6000.h (TARGET_PLTSEQ): Define.
7604 * config/rs6000/sysv4.opt (mpltseq): New option.
7605 * config/rs6000/sysv4.h (TARGET_PLTSEQ): Redefine.
7606 (SUBTARGET_OVERRIDE_OPTIONS): Error if given -mpltseq when assembler
7607 support is lacking. Don't allow -mpltseq with -mbss-plt.
7608 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Warn if
7609 -mpltseq given for ELFv1.
7610 * config/rs6000/rs6000.c (rs6000_call_aix): Comment on UNSPEC_PLTSEQ.
7611 Only use UNSPEC_PLTSEQ for inline PLT calls.
7612 (rs6000_call_sysv, rs6000_sibcall_sysv): Expand comments. Only
7613 use UNSPEC_PLTSEQ for inline PLT calls.
7614 (rs6000_indirect_call_template_1, rs6000_longcall_ref),
7615 (rs6000_call_aix, rs6000_call_sysv, rs6000_sibcall_sysv): Replace
7616 uses of HAVE_AS_PLTSEQ with TARGET_PLTSEQ, simplifying.
7617 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
7618 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
7619 (pltseq_mtctr_<mode>): Likewise.
7621 2019-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7623 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Use 8-byte strings with
7625 * configure: Regenerate.
7627 2019-02-11 Jakub Jelinek <jakub@redhat.com>
7630 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use q constraint
7633 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
7635 * function.c (assign_parm_setup_block): Use the stored
7636 size, not the passed size, when allocating stack-space,
7637 also for a parameter with alignment larger than
7638 MAX_SUPPORTED_STACK_ALIGNMENT.
7640 2019-02-11 Martin Liska <mliska@suse.cz>
7643 * ipa-cp.c (build_toporder_info): Remove usage of a param.
7644 * ipa-inline.c (inline_small_functions): Likewise.
7645 * ipa-pure-const.c (propagate_pure_const): Likewise.
7646 (propagate_nothrow): Likewise.
7647 * ipa-reference.c (propagate): Likewise.
7648 * ipa-utils.c (struct searchc_env): Remove unused field.
7649 (searchc): Always search across AVAIL_INTERPOSABLE.
7650 (ipa_reduced_postorder): Always allow AVAIL_INTERPOSABLE as
7651 the only called IPA pure const can properly not propagate
7652 across interposable boundary.
7653 * ipa-utils.h (ipa_reduced_postorder): Remove param.
7655 2019-02-11 Chung-Ju Wu <jasonwucj@gmail.com>
7657 * config/nds32/nds32.md (call_internal, call_value_internal,
7658 sibcall_internal, sibcall_value_internal): Use SImode for mem rtx.
7660 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
7662 * config/cris/cris.c (cris_preferred_minimum_alignment): Fix name
7665 2019-02-10 H.J. Lu <hongjiu.lu@intel.com>
7667 * config/i386/constraints.md (Yd): Replace AVX512BW with AVX512DQ
7670 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
7672 * config.gcc (with_nds32_lib): Set default --with-nds32-lib correctly.
7674 2019-02-10 Jakub Jelinek <jakub@redhat.com>
7676 PR tree-optimization/89268
7677 * tree-if-conv.c (version_loop_for_if_conversion): Push to preds only
7678 if preds is non-NULL.
7680 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7683 * tree.c (fld_simplified_type_name): Also keep TYPE_DECL for
7686 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
7688 * config/nds32/nds32.md (trap): New pattern.
7690 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
7692 * config/nds32/nds32.c (nds32_dwarf_register_span): Refine register
7695 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
7697 * config/nds32/nds32-md-auxiliary.c (nds32_spilt_doubleword): Support
7700 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7702 * ipa-visibility.c (localize_node): Also do not localize
7703 LDPR_PREVAILING_DEF_IRONLY_EXP.
7705 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7708 * tree.c (fld_simplified_type_name): Use DECL_ASSEMBLER_NAME_SET_P
7709 instead of type_with_linkage.
7711 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7714 * params.def (uninlined-function-insns, uninlined-function-time,
7715 uninlined-thunk-insns, uninlined-thunk-time): Add artificial upper
7716 bound so we don't get overflows.
7718 2019-02-09 Aaron Sawdey <acsawdey@linux.ibm.com>
7720 * config/rs6000/rs6000-string.c (expand_compare_loop,
7721 expand_block_compare): Insert REG_BR_PROB notes in inline expansion of
7724 2019-02-09 Jakub Jelinek <jakub@redhat.com>
7727 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
7728 If !node->definition and TYPE_ARG_TYPES is non-NULL, use
7729 TYPE_ARG_TYPES instead of DECL_ARGUMENTS.
7731 2019-02-09 Alan Modra <amodra@gmail.com>
7734 * config/rs6000/rs6000.c (save_reg_p): Correct calls_eh_return
7735 case. Match logic in rs6000_emit_prologue emitting pic_offset_table
7738 2019-02-08 Vladimir Makarov <vmakarov@redhat.com>
7741 * lra-constraints.c (process_alt_operands): Don't increase reject
7742 for memory when offset memory is required.
7744 2019-02-08 Robin Dapp <rdapp@linux.ibm.com>
7746 * config/s390/vector.md: Implement vector copysign.
7748 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
7750 * expr.c (expand_constructor): Correct indentations.
7752 2019-02-08 Richard Biener <rguenther@suse.de>
7754 PR tree-optimization/89247
7755 * tree-if-conv.c: Include tree-cfgcleanup.h.
7756 (version_loop_for_if_conversion): Record LOOP_VECTORIZED call.
7757 (tree_if_conversion): Pass through predicate vector.
7758 (pass_if_conversion::execute): Do CFG cleanup and SSA update
7759 inline, see if any if-converted loops we refrece in
7760 LOOP_VECTORIZED calls vanished and fixup.
7761 * tree-if-conv.h (tree_if_conversion): Adjust prototype.
7763 2019-02-08 Ilya Leoshkevich <iii@linux.ibm.com>
7765 * config/s390/constraints.md (jdd): New constraint.
7767 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
7770 * config/i386/i386.md (*movoi_internal_avx): Set mode to XI for
7771 upper 16 vector registers without TARGET_AVX512VL.
7772 (*movti_internal): Likewise.
7774 2019-02-08 Jakub Jelinek <jakub@redhat.com>
7776 PR rtl-optimization/89234
7777 * except.c (copy_reg_eh_region_note_forward): Return if note_or_insn
7778 is a NOTE, CODE_LABEL etc. - rtx_insn * other than INSN_P.
7779 (copy_reg_eh_region_note_backward): Likewise.
7781 2019-02-08 Richard Biener <rguenther@suse.de>
7784 * tree-data-ref.c (initialize_matrix_A): Fail if constant
7786 (analyze_subscript_affine_affine): Handle failure from
7787 initialize_matrix_A.
7789 2019-02-08 Jakub Jelinek <jakub@redhat.com>
7791 * cfganal.c (pre_and_rev_post_order_compute_fn): Use fn instead of
7794 2019-02-07 David Malcolm <dmalcolm@redhat.com>
7796 PR tree-optimization/86637
7797 PR tree-optimization/89235
7798 * tree-vect-loop.c (optimize_mask_stores): Add an
7799 auto_purge_vect_location sentinel to ensure that vect_location is
7802 (auto_purge_vect_location::~auto_purge_vect_location): New dtor.
7803 (try_vectorize_loop_1): Add an auto_purge_vect_location sentinel
7804 to ensure that vect_location is purged on exit.
7805 (pass_slp_vectorize::execute): Likewise, replacing the manual
7807 * tree-vectorizer.h (class auto_purge_vect_location): New class.
7809 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7811 * config/aarch64/iterators.md (max_opp): New code_attr.
7812 (USMAX): New code iterator.
7813 * config/aarch64/predicates.md (aarch64_smin): New predicate.
7814 (aarch64_smax): Likewise.
7815 * config/aarch64/aarch64-simd.md (abd<mode>_3): Rename to...
7816 (*aarch64_<su>abd<mode>_3): ... Change RTL representation to
7819 2019-02-07 H.J. Lu <hongjiu.lu@intel.com>
7822 * config/i386/i386.md (*movoi_internal_avx): Set mode to OI
7823 for TARGET_AVX512VL.
7824 (*movti_internal): Set mode to TI for TARGET_AVX512VL.
7826 2019-02-07 Andreas Krebbel <krebbel@linux.ibm.com>
7828 * config/s390/s390-builtin-types.def: Add new types.
7829 * config/s390/s390-builtins.def: (s390_vec_xl, s390_vec_xld2)
7830 (s390_vec_xlw4): Make the memory operand into a const pointer.
7831 (s390_vec_xld2, s390_vec_xlw4): Add a variant for single precision
7833 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Generate
7834 a new vector type with the alignment of the scalar memory operand.
7836 2019-02-07 Matthew Malcomson <matthew.malcomson@arm.com>
7837 Jakub Jelinek <jakub@redhat.com>
7840 * config/arm/arm-protos.h (valid_operands_ldrd_strd,
7841 arm_count_ldrdstrd_insns): New declarations.
7842 * config/arm/arm.c (mem_ok_for_ldrd_strd): Remove broken handling of
7844 (valid_operands_ldrd_strd): New function.
7845 (arm_count_ldrdstrd_insns): New function.
7846 * config/arm/ldrdstrd.md: Change peepholes to generate PARALLEL SImode
7847 sets instead of single DImode set and define new insns to match this.
7849 2019-02-07 Tamar Christina <tamar.christina@arm.com>
7851 * config/aarch64/aarch64-builtins.c (aarch64_fcmla_lane_builtin_data):
7852 Make it a C initializer.
7854 2019-02-07 Tamar Christina <tamar.christina@arm.com>
7857 * config/arm/neon.md (*neon_mov<mode>): Add r -> r case.
7859 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7861 * config/arm/neon.md (neon_<sup>dot<vsi2qi>):
7862 Use neon_dot<q> for type.
7863 (neon_<sup>dot_lane<vsi2qi>): Likewise.
7865 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7867 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>):
7868 Use neon_dot<q> for type.
7869 (aarch64_<sur>dot_lane<vsi2qi>): Likewise.
7870 (aarch64_<sur>dot_laneq<vsi2qi>): Likewise.
7872 2019-02-06 Vladimir Makarov <vmakarov@redhat.com>
7874 PR rtl-optimization/89225
7875 * lra-constaints.c (simplify_operand_subreg): Add subreg mode
7878 2019-02-06 Eric Botcazou <ebotcazou@adacore.com>
7880 * config/i386/i386.c (ix86_expand_prologue): Emit a memory blockage
7881 after restoring registers saved to allocate the frame on Windows.
7883 2019-02-06 Richard Biener <rguenther@suse.de>
7885 PR tree-optimization/89182
7886 * graphite.h (cached_scalar_evolution_in_region): Declare.
7887 * graphite.c (struct seir_cache_key): New.
7888 (struct sese_scev_hash): Likewise.
7889 (seir_cache): New global.
7890 (cached_scalar_evolution_in_region): New function.
7891 (graphite_transform_loops): Allocate and release seir_cache.
7892 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Use
7893 cached_scalar_evolution_in_region.
7894 * graphite-scop-detection.c (scop_detection::can_represent_loop):
7896 (scop_detection::graphite_can_represent_expr: Use
7897 cached_scalar_evolution_in_region.
7898 (scop_detection::stmt_simple_for_scop_p): Likewise.
7899 (find_params_in_bb): Likewise.
7900 (gather_bbs::before_dom_children): Likewise.
7901 * graphite-sese-to-poly.c (create_pw_aff_from_tree): Likewise.
7902 (add_loop_constraints): Likewise.
7904 2019-02-06 Jakub Jelinek <jakub@redhat.com>
7907 * fold-const-call.c (fold_const_vec_convert): Pass true as last
7908 operand to new_unary_operation only if both element types are integral
7909 and it isn't a widening conversion. Return NULL_TREE if
7910 new_unary_operation failed.
7912 2019-02-05 Andreas Krebbel <krebbel@linux.ibm.com>
7915 * config/s390/s390.md: Remove load and test FP splitter.
7917 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
7920 * config/rs6000/rs6000-string.c (do_ifelse, expand_cmp_vec_sequence,
7921 expand_compare_loop, expand_block_compare_gpr,
7922 expand_strncmp_align_check, expand_strncmp_gpr_sequence): Insert
7923 REG_BR_PROB notes in inline expansion of memcmp/strncmp. Add
7924 #include "profile-count.h" and "predict.h" for types and functions
7925 needed to work with REG_BR_PROB notes.
7927 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
7930 * config/rs6000/rs6000.md (<bd>tf_<mode>): Generate a local label
7931 for the long branch case.
7933 2019-02-05 Jakub Jelinek <jakub@redhat.com>
7936 * dce.c (delete_unmarked_insns): Don't remove no-op moves if they
7937 can throw, non-call exceptions are enabled and we can't delete
7938 dead exceptions or alter cfg. Set must_clean if
7939 delete_insn_and_edges returns true, don't set it blindly for calls.
7940 Assert that delete_unreachable_blocks is called only if can_alter_cfg.
7942 PR rtl-optimization/89195
7943 * combine.c (make_extraction): For MEMs, don't extract bytes outside
7944 of the original MEM.
7946 2019-02-05 Martin Liska <mliska@suse.cz>
7948 PR gcov-profile/89000
7949 * gcov.c (function_summary): Remove argument.
7950 (file_summary): New function.
7951 (print_usage): Replace tabs with spaces.
7952 (generate_results): Use new function file_summary.
7954 2019-02-05 Jakub Jelinek <jakub@redhat.com>
7957 * optabs.c (prepare_cmp_insn): Pass x and y to
7958 emit_block_comp_via_libcall rather than XEXP (x, 0) and XEXP (y, 0).
7960 2019-02-05 Richard Biener <rguenther@suse.de>
7963 * bitmap.h (struct bitmap_obstack): Do not mark GTY.
7964 (struct bitmap_element): Drop chain_prev so we properly recurse on
7965 the prev member, supporting tree views.
7966 (struct bitmap_head): GTY skip the obstack member.
7968 2019-02-04 Alexander Monakov <amonakov@ispras.ru>
7971 * doc/extend.texi (Vector Extensions): Add an example of using vector
7972 types together with x86 intrinsics.
7974 2019-02-04 Alan Modra <amodra@gmail.com>
7976 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1): Increase
7977 str[] size to 160, and comment.
7979 2019-02-04 Alan Modra <amodra@gmail.com>
7981 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1),
7982 (rs6000_pltseq_template): Guard output of TLS markers with
7984 (rs6000_longcall_ref, rs6000_call_aix, rs6000_call_sysv),
7985 (rs6000_sibcall_sysv): Ignore TARGET_TLS_MARKERS when deciding
7986 to use inline PLT sequences.
7987 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
7988 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
7989 (pltseq_mtctr_<mode>): Don't test TARGET_TLS_MARKERS in predicate.
7991 2019-02-04 Martin Liska <mliska@suse.cz>
7994 * ipa-fnsummary.c (estimate_edge_devirt_benefit): Bail
7995 out when ipa_fn_summaries does not contain entry for callee.
7997 2019-02-04 Eric Botcazou <ebotcazou@adacore.com>
7999 * config/sparc/sparc.h: Remove superfluous blank lines.
8000 * config/sparc/sparc.c (global_offset_table_rtx): Rename into...
8001 (got_register_rtx): ...this.
8002 (sparc_got): Adjust to above renaming.
8003 (sparc_tls_got): Likewise.
8004 (sparc_delegitimize_address): Likewise.
8005 (sparc_output_mi_thunk): Likewise.
8006 (sparc_init_pic_reg): Likewise.
8007 (save_local_or_in_reg_p): Fix test on the GOT register.
8008 (USE_HIDDEN_LINKONCE): Move around.
8009 (get_pc_thunk_name): Likewise.
8010 (gen_load_pcrel_sym): Likewise.
8011 (load_got_register): Likewise.
8013 2019-02-04 Kito Cheng <kito.cheng@gmail.com>
8015 * config/nds32/linux.h (GLIBC_DYNAMIC_LINKER): Define the naming rule
8016 of the dynamic linker: "ld-linux-nds32[le|be][f].so.1".
8018 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
8020 * config/nds32/nds32.c (nds32_legitimate_address_p): Add TLS model
8023 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
8025 * config.gcc (with_nds32_lib, glibc):
8026 Remove TARGET_DEFAULT_TLSDESC_TRAMPOLINE=0 setting.
8027 * config/nds32/linux.h (TARGET_DEFAULT_TLSDESC_TRAMPOLINE): Delete.
8028 (NDS32_TLSDESC_TRAMPOLINE_SPEC): Delete.
8030 2019-02-03 Uroš Bizjak <ubizjak@gmail.com>
8033 * config/i386/i386.md (*sqrt<mode>2_sse): Add (v,0) alternative.
8034 Do not prefer (v,v) alternative for non-AVX targets and (m,v)
8035 alternative for speed when TARGET_SSE_PARTIAL_REG_DEPENDENCY is set.
8036 (*rcpsf2_sse): Ditto.
8037 (*rsqrtsf2_sse): Ditto.
8038 (sse4_1_round<mode<2): Ditto.
8040 2019-02-03 Richard Biener <rguenther@suse.de>
8043 * dwarf2out.c (copy_ancestor_tree): Register non-stubs as
8046 2019-02-02 Jakub Jelinek <jakub@redhat.com>
8049 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8050 Punt with warning on aggregate return or argument types. Ignore
8051 type/mode checking for uniform arguments.
8053 2019-02-01 Segher Boessenkool <segher@kernel.crashing.org>
8055 * combine.c (try_combine): Do not print "Can't combine" messages unless
8056 printing failed combination attempts.
8058 2019-02-01 Martin Jambor <mjambor@suse.cz>
8061 * omp-grid.c (grid_mark_variable_segment): Set assembler name of group
8062 segment and global segment variables before making them static.
8064 2019-02-01 Martin Jambor <mjambor@suse.cz>
8066 * omp-grid.c (grid_target_follows_gridifiable_pattern): Guard two
8067 missed optimization dump with dump_enabled_p.
8069 2019-02-01 Richard Biener <rguenther@suse.de>
8072 * tree-scalar-evolution.c (analyze_scalar_evolution): Set up
8073 the instantiate cache.
8074 (instantiate_scev_binary): Elide second operand procesing
8075 if equal to the first.
8076 * tree-chrec.c (chrec_contains_symbols): Add visited set.
8077 (chrec_contains_undetermined): Likewise.
8078 (tree_contains_chrecs): Likewise.
8080 2019-02-01 Jan Hubicka <hubicka@ucw.cz>
8082 * parms.def (MAX_INLINE_INSNS_SINGLE): Reduce from 400 to 200.
8084 2019-02-01 Jakub Jelinek <jakub@redhat.com>
8086 PR tree-optimization/89143
8087 * wide-int-range.h (wide_int_range_absu): Declare.
8088 * wide-int-range.cc (wide_int_range_absu): New function.
8089 * tree-vrp.c (extract_range_from_unary_expr): Handle ABSU_EXPR.
8091 PR tree-optimization/88107
8092 * tree-cfg.c (find_outermost_region_in_block): Add ALL argument,
8093 instead of assertion that eh_region_outermost is non-NULL, if it
8094 is NULL, set *ALL to true and return NULL.
8095 (move_sese_region_to_fn): Adjust caller, if all is set, call
8096 duplicate_eh_regions with NULL region.
8098 2019-02-01 Richard Biener <rguenth@suse.de>
8100 PR rtl-optimization/88593
8101 * mode-switching.c (optimize_mode_switching): Free dominators before
8102 calling cleanup_cfg.
8104 2019-02-01 Bin Cheng <bin.cheng@linux.alibaba.com>
8106 PR tree-optimization/88932
8107 * tree-predcom.c (try_combine_chains): Get loop bbs in dom order.
8109 2019-01-31 Jakub Jelinek <jakub@redhat.com>
8112 * omp-low.c (lower_omp_task_reductions): Drop redundant test to avoid
8113 bogus clang warning.
8115 2019-01-31 Uroš Bizjak <ubizjak@gmail.com>
8118 * config/i386/i386.md (*extendsfdf2): Split out reg->reg
8119 alternative to avoid partial SSE register stall for TARGET_AVX.
8120 (truncdfsf2): Ditto.
8121 (sse4_1_round<mode>2): Ditto.
8123 2018-01-31 Bill Schmidt <wschmidt@linux.ibm.com>
8125 PR tree-optimization/89008
8126 * gimple-ssa-strength-reduction.c (slsr_process_mul): Don't
8127 process anything of the form X * 0.
8129 2019-01-31 Richard Biener <rguenther@suse.de>
8131 PR tree-optimization/89135
8132 * tree-ssa-phiprop.c (pass_phiprop::execute): Skip blocks
8133 with abnormal preds.
8135 2019-01-31 Jakub Jelinek <jakub@redhat.com>
8138 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Allow inlining
8139 always_inline callees into no_sanitize_address callers.
8141 2019-01-31 Richard Biener <rguenther@suse.de>
8143 PR rtl-optimization/89115
8144 * lra.c (lra_rtx_hash): Properly hash CONST_INT values.
8146 2019-01-30 Martin Sebor <msebor@redhat.com>
8149 * doc/extend.texi (cast to a union): Correct and expand.
8151 2019-01-30 Vladimir Makarov <vmakarov@redhat.com>
8153 PR rtl-optimization/87246
8154 * lra-constraints.c (simplify_operand_subreg): Reload memory
8155 in subreg if the address became invalid.
8157 2019-01-30 Bill Schmidt <wschmidt@linux.ibm.com>
8160 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v4sf_scalar):
8161 Disable for little-endian.
8163 2019-01-30 Richard Biener <rguenther@suse.de>
8165 PR rtl-optimization/89115
8166 * opts.c (default_options_optimization): Reduce
8167 PARAM_MAX_DSE_ACTIVE_LOCAL_STORES by a factor of 10 at -O1.
8168 Make PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP reduction relative
8171 2019-01-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
8173 * config/rs6000/rs6000-c.c (altivec-resolve_overloaded_builtin):
8174 Change handling of ALTIVEC_BUILTIN_VEC_EXTRACT. Coerce result to
8175 type of vector element when vec_extract is implemented by direct
8178 2019-01-30 Thomas Schwinge <thomas@codesourcery.com>
8180 * doc/invoke.texi (C Language Options): List "-fopenacc-dim".
8182 2019-01-30 Richard Biener <rguenther@suse.de>
8184 PR tree-optimization/89111
8185 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Restrict
8186 canonicalization to appropriately sized access types.
8188 2019-01-30 Jakub Jelinek <jakub@redhat.com>
8191 * config/i386/i386.c (ix86_warn_parameter_passing_abi): Don't warn
8192 for arguments to functions that are TU-local and shouldn't be
8193 referenced by assembly.
8195 2019-01-30 Ulrich Drepper <drepper@redhat.com>
8197 * dumpfile.c (opt_info_switch_p_1): Ignore '-' if it appears
8200 2019-01-29 Martin Sebor <msebor@redhat.com>
8203 * gimple-fold.c (fold_array_ctor_reference): Avoid zero-length arrays.
8205 2019-01-29 Jakub Jelinek <jakub@redhat.com>
8209 * omp-simd-clone.c (simd_clone_clauses_extract)
8210 <case OMP_CLAUSE_ALIGNED>: Ignore clauses with NULL
8211 OMP_CLAUSE_ALIGNED_ALIGNMENT.
8213 2019-01-29 Vineet Gupta <vgupta@synopsys.com>
8215 * config.gcc: Force .init_array for ARC.
8217 2019-01-29 Richard Biener <rguenther@suse.de>
8220 * dwarf2out.c (collect_skeleton_dies): New helper.
8221 (copy_decls_for_unworthy_types): Call it.
8222 (build_abbrev_table): Assert we do not try to replace
8223 DW_AT_signature refs with local refs.
8225 2019-01-28 Jakub Jelinek <jakub@redhat.com>
8228 * gimplify.c (gimplify_omp_for): When adding OMP_CLAUSE_*_GIMPLE_SEQ
8229 for lastprivate/linear IV, push gimplify context around gimplify_assign
8230 and, if it needed any temporaries, pop it into a gimple bind around the
8233 2019-01-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
8235 * common.opt (-Wattribute-alias): Remove "no-" from name.
8236 Make -Wattribute-alias command line option and
8237 #pragma GCC diagnostic ignored "-Wattribute-alias" work again.
8239 2019-01-28 Jakub Jelinek <jakub@redhat.com>
8242 * doc/invoke.texi (-mclwb, -mprfchw, -mrdpid, -mrdseed, -msgx,
8243 -madx, -mhle, -mavx5124fmaps, -mavx512vnni, -mavx5124vnniw): Document
8245 (bmi2): Add missing @opindex.
8246 * doc/extend.texi (x86 target attribute): Move fma4, lwp, ssse3
8247 options alphabetically. Add missing 3dnow, 3dnowa, adx, avx, avx2,
8248 avx5124fmaps, avx5124vnniw, avx512bitalg, avx512bw, avx512cd,
8249 avx512dq, avx512er, avx512f, avx512ifma, avx512pf, avx512vbmi,
8250 avx512vbmi2, avx512vl, avx512vnni, avx512vpopcntdq, bmi, bmi2,
8251 cldemote, clflushopt, clwb, clzero, crc32, cx16, f16c, fma, fsgsbase,
8252 fxsr, gfni, hle, lzcnt, movbe, movdir64b, movdiri, mwaitx, pconfig,
8253 pku, prefetchwt1, prfchw, ptwrite, rdpid, rdrnd, rdseed, rtm, sahf,
8254 sgx, sha, shstk, tbm, vaes, vpclmulqdq, waitpkg, wbnoinvd, xsave,
8255 xsavec, xsaveopt and xsaves options.
8257 2019-01-28 Richard Biener <rguenther@suse.de>
8260 * dwarf2out.c (gen_subprogram_die): Remove leftover from MPX
8263 2019-01-28 Richard Biener <rguenther@suse.de>
8265 PR tree-optimization/88739
8266 * tree-cfg.c (verify_types_in_gimple_reference): Verify
8267 BIT_FIELD_REFs only are applied to mode-precision operands
8268 when they are integral.
8269 (verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR.
8270 * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid generating
8271 BIT_FIELD_REFs of non-mode-precision integral operands.
8273 2019-01-27 Jakub Jelinek <jakub@redhat.com>
8276 * config/i386/sse.md
8277 (<mask_codefor>avx512dq_shuf_<shuffletype>64x2_1<mask_name>,
8278 avx512f_shuf_<shuffletype>64x2_1<mask_name>): Ensure the
8279 first constants in pairs are multiples of 2. Formatting fixes.
8280 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>,
8281 avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Ensure the
8282 first constants in each quadruple are multiples of 4. Formatting fixes.
8284 2019-01-26 Martin Jambor <mjambor@suse.cz>
8287 * tree-inline.c: Include tree-cfgcleanup.h.
8288 (delete_unreachable_blocks_update_callgraph): Move...
8289 * tree-cfgcleanup.c (delete_unreachable_blocks_update_callgraph):
8290 ...here, make externally visible, make second argument bool, adjust
8292 * tree-cfgcleanup.c: Include cgraph.h.
8293 * tree-cfgcleanup.h (delete_unreachable_blocks_update_callgraph):
8295 * ipa-prop.c: Include tree-cfgcleanup.h.
8296 (ipcp_transform_function): Call
8297 delete_unreachable_blocks_update_callgraph instead of cleaning uo CFG.
8299 2019-01-25 Vladimir Makarov <vmakarov@redhat.com>
8301 PR rtl-optimization/88846
8302 * ira.c (process_set_for_memref_referenced_p): New.
8303 (memref_referenced_p): Add new param. Use
8304 process_set_for_memref_referenced_p. Add new switch cases.
8305 (memref_used_between_p): Pass new arg to memref_referenced_p.
8307 2019-01-25 Richard Earnshaw <rearnsha@arm.com>
8310 * config/aarch64/aarch64.c (aarch64_function_arg_alignment): Add new
8311 argument ABI_BREAK. Set to true if the calculated alignment has
8312 changed in gcc-9. Check bit-fields for their base type alignment.
8313 (aarch64_layout_arg): Warn if argument passing has changed in gcc-9.
8314 (aarch64_function_arg_boundary): Likewise.
8315 (aarch64_gimplify_va_arg_expr): Likewise.
8317 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
8320 * varasm.c (output_constructor_bitfield): Use wi::extract_uhwi
8321 instead of accessing TREE_INT_CST_ELT directly.
8323 2019-01-25 Christophe Lyon <christophe.lyon@linaro.org>
8325 * doc/sourcebuild.texi (Environment attributes): Add fenv and
8326 fenv_exceptions description.
8328 2019-01-25 Wilco Dijkstra <wdijkstr@arm.com>
8330 PR rtl-optimization/87763
8331 * config/aarch64/aarch64.c (aarch64_select_cc_mode):
8332 Allow SUBREG when matching CC_NZmode compare.
8334 2019-01-25 Richard Biener <rguenther@suse.de>
8336 PR tree-optimization/89049
8337 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost):
8338 Look at the pattern stmt to determine if the stmt is vectorized.
8340 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
8342 * config/aarch64/aarch64-sve.md (*pred_mov<mode>)
8343 (pred_mov<mode>): Handle all-register forms using both a new
8344 alternative and a split.
8346 2019-01-25 Richard Biener <rguenther@suse.de>
8348 PR tree-optimization/86865
8349 * graphite-scop-detection.c (scop_detection::can_represent_loop):
8350 Reject non-do-while loops.
8352 2019-01-24 Peter Bergner <bergner@linux.ibm.com>
8354 * config/rs6000/altivec.md (build_vector_mask_for_load): Use MEM_P.
8355 * config/rs6000/constraints.md (Q constraint): Use REG_P.
8356 * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Use SYMBOL_REF_P.
8357 * config/rs6000/freebsd64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
8358 SYMBOL_REF_P, CONST_INT_P and CONST_DOUBLE_P.
8359 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8360 * config/rs6000/predicates.md (altivec_register_operand, vint_operand,
8361 vsx_register_operand, vsx_reg_sfsubreg_ok, vfloat_operand,
8362 vlogical_operand, gpc_reg_operand, int_reg_operand,
8363 int_reg_operand_not_pseudo): Use SUBREG_P and HARD_REGISTER_P.
8364 (ca_operand, base_reg_operand, htm_spr_reg_operand, cc_reg_operand,
8365 cc_reg_not_cr0_operand, input_operand): Use SUBREG_P.
8366 (save_world_operation, restore_world_operation, lmw_operation,
8367 stmw_operation): Use MEM_P and REG_P.
8368 (tie_operand): Use MEM_P.
8369 (vrsave_operation, crsave_operation): Use REG_P.
8370 (mfcr_operation, mtcrf_operation): Use REG_P and CONST_INT_P.
8371 (fpr_reg_operand): Use SUBREG_P and HARD_REGISTER_NUM_P.
8372 (quad_int_reg_operand): Use HARD_REGISTER_NUM_P.
8373 (call_operand): Use HARD_REGISTER_P.
8374 (indexed_or_indirect_operand, altivec_indexed_or_indirect_operand):
8376 (lwa_operand): Use SUBREG_P, REG_P and CONST_INT_P.
8377 * config/rs6000/rs6000-p8swap.c (insn_is_load_p, insn_is_store_p,
8378 quad_aligned_load_p, replace_swapped_aligned_store,
8379 recombine_lvx_pattern, replace_swapped_aligned_load,
8380 recombine_stvx_pattern): Use MEM_P.
8381 (const_load_sequence_p, adjust_vperm, replace_swapped_load_constant):
8382 Use MEM_P and SYMBOL_REF_P.
8383 (rtx_is_swappable_p): Use REG_P and CONST_INT_P.
8384 (insn_is_swappable_p): Use REG_P and MEM_P.
8385 (insn_is_swap_p, (alignment_mask): Use CONST_INT_P.
8386 * config/rs6000/rs6000-string.c (expand_block_clear, expand_block_move):
8388 * config/rs6000/rs6000.c (rs6000_secondary_reload, rs6000_emit_cmove):
8390 (rs6000_output_move_128bit): Use CONST_DOUBLE_P, CONST_INT_P and
8392 (rs6000_legitimize_address): Use CONST_DOUBLE_P, CONST_INT_P,
8393 CONST_WIDE_INT_P, REG_P and SYMBOL_REF_P.
8394 (rs6000_emit_move): Use CONST_DOUBLE_P, CONST_INT_P, HARD_REGISTER_P,
8395 HARD_REGISTER_NUM_P, MEM_P, REG_P, SUBREG_P, SYMBOL_REF_P and
8397 (output_toc): Use CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
8398 (easy_altivec_constant, rs6000_legitimate_offset_address_p,
8399 rs6000_mode_dependent_address, rs6000_expand_mtfsf_builtin,
8400 rs6000_expand_set_fpscr_rn_builtin, rs6000_expand_set_fpscr_drn_builtin,
8401 rs6000_expand_unop_builtin, INT_P, rs6000_generate_compare,
8402 rs6000_machopic_legitimize_pic_address, rs6000_split_logical_inner,
8403 rs6000_split_logical_di): Use CONST_INT_P.
8404 (rs6000_legitimize_reload_address): Use CONST_INT_P, HARD_REGISTER_P,
8405 REG_P and SYMBOL_REF_P.
8406 (setup_incoming_varargs, rs6000_rtx_costs): Use CONST_INT_P and MEM_P.
8407 (print_operand): Use CONST_INT_P, MEM_P and REG_P.
8408 (virtual_stack_registers_memory_p, rs6000_legitimate_address_p,
8409 mems_ok_for_quad_peep): Use CONST_INT_P and REG_P.
8410 (rs6000_secondary_reload_memory): Use CONST_INT_P and SUBREG_P.
8411 (small_data_operand, print_operand_address): Use CONST_INT_P and
8413 (split_stack_arg_pointer_used_p): Use HARD_REGISTER_P.
8414 (rs6000_init_hard_regno_mode_ok, direct_move_p):
8415 Use HARD_REGISTER_NUM_P.
8416 (rs6000_secondary_reload_gpr): Use HARD_REGISTER_NUM_P and MEM_P.
8417 (rs6000_secondary_reload_class): Use HARD_REGISTER_NUM_P, REG_P,
8418 SUBREG_P and SYMBOL_REF_P.
8419 (register_to_reg_type, rs6000_secondary_reload_inner): Use SUBREG_P
8420 and HARD_REGISTER_NUM_P.
8421 (rs6000_adjust_vec_address): Use HARD_REGISTER_NUM_P and
8423 (rs6000_adjust_cost, find_mem_ref): Use MEM_P.
8424 (macho_lo_sum_memory_operand, rs6000_eliminate_indexed_memrefs): Use
8426 (legitimate_indirect_address_p, legitimate_lo_sum_address_p,
8427 registers_ok_for_quad_peep, rs6000_output_function_epilogue,
8428 find_addr_reg): Use REG_P.
8429 (altivec_expand_vec_perm_const): Use REG_P and SUBREG_P.
8430 (rs6000_emit_le_vsx_move): Use SUBREG_P.
8431 (offsettable_ok_by_alignment, constant_pool_expr_p,
8432 legitimate_small_data_p, rs6000_output_dwarf_dtprel,
8433 rs6000_delegitimize_address, rs6000_const_not_ok_for_debug_p,
8434 rs6000_cannot_force_const_mem, rs6000_output_addr_const_extra,
8435 rs6000_assemble_integer, create_TOC_reference,
8436 rs6000_emit_allocate_stack, rs6000_xcoff_encode_section_info,
8437 rs6000_call_aix, rs6000_call_aix): Use SYMBOL_REF_P.
8438 (rs6000_split_vec_extract_var): Use reg_or_subregno.
8439 * config/rs6000/rtems.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
8440 CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
8441 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8442 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8443 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Use SYMBOL_REF_P.
8444 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use HARD_REGISTER_NUM_P.
8445 (INT_REG_OK_FOR_INDEX_P, INT_REG_OK_FOR_BASE_P): Use HARD_REGISTER_P.
8446 (CONSTANT_ADDRESS_P): Use CONST_INT_P and SYMBOL_REF_P.
8447 * config/rs6000/rs6000.md (define_expands strlensi, mod<mode>3
8448 and cbranch<mode>4): Use CONST_INT_P.
8449 (multiple define_splits): Use REG_P and SUBREG_P.
8450 (define_expands call, call_value): Use MEM_P.
8451 (define_expands sibcall, sibcall_value): Use CONST_INT_P and MEM_P.
8452 (define insn *mtcrfsi): Use CONST_INT_P and REG_P.
8453 * config/rs6000/vsx.md (*vsx_le_perm_load_<mode>,
8454 *vsx_le_perm_load_v8hi, *vsx_le_perm_load_v16qi): Use HARD_REGISTER_P
8455 and HARD_REGISTER_NUM_P.
8456 (multiple define_splits): Use HARD_REGISTER_NUM_P.
8458 2019-01-24 Uroš Bizjak <ubizjak@gmail.com>
8460 PR rtl-optimization/88948
8461 * rtl.h (prepare_copy_insn): New prototype.
8462 * gcse.c (prepare_copy_insn): New function, split out from
8463 process_insert_insn.
8464 (process_insert_insn): Use prepare_copy_insn.
8465 * store-motion.c (replace_store_insn): Use prepare_copy_insn
8466 instead of gen_move_insn.
8468 2019-01-24 Jakub Jelinek <jakub@redhat.com>
8471 * config/i386/i386.c (ix86_pic_register_p): Return true for
8474 PR tree-optimization/88964
8475 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Also
8476 punt if HONOR_SNANS (chrec).
8479 * tree-nested.c (convert_nonlocal_reference_stmt,
8480 convert_local_reference_stmt, convert_tramp_reference_stmt,
8481 convert_gimple_call) <case GIMPLE_OMP_TEAMS>: Treat
8482 gimple_omp_teams_host teams stmts like GIMPLE_OMP_PARALLEL
8485 PR tree-optimization/89027
8486 * tree-inline.c (add_clobbers_to_eh_landing_pad): Don't add clobbers
8487 for "omp simd array" variables.
8489 2019-01-24 Richard Earnshaw <rearnsha@arm.com>
8492 * profile-count.h (profile_count): On ARM systems using GCC 6/7/8
8493 force the alignment of m_val.
8495 2019-01-24 Richard Biener <rguenther@suse.de>
8498 * tree-streamer-out.c (write_ts_decl_common_tree_pointers):
8499 When in "legacy" debug mode make sure to reset self-origins.
8501 2019-01-24 Martin Liska <mliska@suse.cz>
8503 PR gcov-profile/88994
8504 * gcov-io.c (mangle_path): Do not allocate a bigger buffer,
8505 result will be always smaller or equal to the original.
8506 * gcov.c (mangle_name): Fix else branch where we should
8507 also copy to PTR and shift the pointer.
8509 2019-01-24 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
8511 * tree-ssa-dom.c (test_for_singularity): Fix a comment typo.
8512 * vr-values.c (find_case_label_ranges): Fix a comment typo.
8514 2019-01-23 Xuepeng Guo <xuepeng.guo@intel.com>
8516 * common/config/i386/i386-common.c
8517 (OPTION_MASK_ISA_ENQCMD_SET,
8518 OPTION_MASK_ISA_ENQCMD_UNSET): New macros.
8519 (ix86_handle_option): Handle -menqcmd.
8520 * config.gcc (enqcmdintrin.h): New header file.
8521 * config/i386/cpuid.h (bit_ENQCMD): New bit.
8522 * config/i386/driver-i386.c (host_detect_local_cpu): Handle
8524 * config/i386/i386-builtin-types.def ((INT, PVOID, PCVOID)): New
8526 * config/i386/i386-builtin.def (__builtin_ia32_enqcmd,
8527 __builtin_ia32_enqcmds): New builtins.
8528 * config/i386/i386-c.c (__ENQCMD__): New macro.
8529 * config/i386/i386-option.c (ix86_target_string): Add
8531 (ix86_valid_target_attribute_inner_p): Likewise.
8532 * config/i386/i386-expand.c
8533 (ix86_expand_builtin): Expand IX86_BUILTIN_ENQCMD and
8534 IX86_BUILTIN_ENQCMDS.
8535 * config/i386/i386.h (TARGET_ENQCMD): New.
8536 * config/i386/i386.md (UNSPECV_ENQCMD, UNSPECV_ENQCMDS): New.
8537 (@enqcmd<enqcmd_sfx>_<mode>): New insn pattern.
8538 (movdir64b_<mode>): Parameterize to enable share expansion code
8539 with ENQCMD in function ix86_expand_builtin.
8540 * config/i386/i386.opt: Add -menqcmd.
8541 * config/i386/immintrin.h: Include enqcmdintrin.h.
8542 * config/i386/enqcmdintrin.h: New intrinsic file.
8543 * doc/invoke.texi: Add -menqcmd.
8545 2019-01-23 Bin Cheng <bin.cheng@arm.com>
8546 Steve Ellcey <sellcey@marvell.com>
8549 * recog.c (address_operand): Return false on wrong mode for address.
8550 (constrain_operands): Check for mode with 'p' constraint.
8552 2019-01-23 Uroš Bizjak <ubizjak@gmail.com>
8555 * config/i386/sse.md (sse2_cvtpi2pd): Add SSE alternatives.
8556 Disparage MMX alternative.
8557 (sse2_cvtpd2pi): Ditto.
8558 (sse2_cvttpd2pi): Ditto.
8560 2019-01-23 David Malcolm <dmalcolm@redhat.com>
8563 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Fix
8564 use-after-free of the result of
8565 aarch64_get_extension_string_for_isa_flags.
8567 2019-01-23 Jakub Jelinek <jakub@redhat.com>
8570 * doc/extend.texi: Document break and continue behavior in
8571 statement expressions.
8573 2019-01-23 Richard Biener <rguenther@suse.de>
8575 PR tree-optimization/89008
8576 * tree-ssa-reassoc.c (eliminate_using_constants): For * 0 do
8577 not leave another stray operand.
8579 2019-01-23 Jakub Jelinek <jakub@redhat.com>
8581 * BASE-VER: Bump to 9.0.1.
8583 2019-01-23 Eric Botcazou <ebotcazou@adacore.com>
8585 * cgraphunit.c (cgraph_node::expand_thunk): When expanding a GIMPLE
8586 thunk that returns by reference, use the type of the return object
8587 of the thunk instead of that of the alias to build the dereference.
8589 2019-01-23 Vineet Gupta <vgupta@synopsys.com>
8591 * config/arc/atomic.md: Add operand to DMB instruction.
8593 2019-01-23 Jakub Jelinek <jakub@redhat.com>
8595 PR tree-optimization/88964
8596 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Use
8597 build_zero_cst instead of build_int_cst. Return false for loop
8598 invariants which honor signed zeros.
8600 2019-01-22 Segher Boessenkool <segher@kernel.crashing.org>
8602 * doc/invoke.texi (-fsplit-paths): This is enabled by default at -O3.
8604 2019-01-22 Jakub Jelinek <jakub@redhat.com>
8607 * config/rs6000/rs6000.c: Include tree-vrp.h and tree-ssanames.h.
8608 (rs6000_gimple_fold_builtin): If MEM_REF address doesn't satisfy
8609 is_gimple_mem_ref_addr predicate, force it into a SSA_NAME first.
8612 * gimplify.c (gimplify_omp_atomic): Handle bitfield atomics with
8613 non-integral DECL_BIT_FIELD_REPRESENTATIVEs.
8616 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v2df_scalar):
8617 Disable for little endian.
8619 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
8622 * config/arm/arm.c (arm_needs_double_word_align): Check
8623 DECL_BIT_FIELD_TYPE.
8625 2019-01-22 Hongtao Liu <hongtao.liu@intel.com>
8626 H.J. Lu <hongjiu.lu@intel.com>
8629 * config/i386/i386-builtin.def: Add mask2 to all builtin
8630 initializations. Merge ARGS2 and SPECIAL_ARGS2 into ARGS and
8632 * config/i386/i386.c (BDESC): Add mask2 to the definition.
8633 (BDESC_FIRST): Likewise.
8634 (define_builtin): Add an argument for mask2. Updated to handle
8635 both ix86_isa_flags and ix86_isa_flags2.
8636 (define_builtin_const): Likewise.
8637 (define_builtin_pure): Likewise.
8638 (define_builtin2): Deleted.
8639 (define_builtin_const2): Likewise.
8640 (builtin_description): Add a member, mask2.
8641 (bdesc_*): Add mask2 to builtin initializations.
8642 (ix86_init_mmx_sse_builtins): Update calls to def_builtin,
8643 def_builtin_const and def_builtin_pure. Remove SPECIAL_ARGS2
8645 (ix86_get_builtin_func_type): Remove SPECIAL_ARGS2 support.
8647 2019-01-22 H.J. Lu <hongjiu.lu@intel.com>
8650 * config/i386/i386.c (ix86_force_load_from_GOT_p): Also check
8653 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
8656 * config/arm/arm.c (arm_needs_doubleword_align): Return 2 if a record's
8657 alignment is dominated by a bitfield with 64-bit aligned base type.
8658 (arm_function_arg): Emit a warning if the alignment has changed since
8659 earlier GCC releases.
8660 (arm_function_arg_boundary): Likewise.
8661 (arm_setup_incoming_varargs): Likewise.
8663 2019-01-22 Richard Biener <rguenther@suse.de>
8665 PR tree-optimization/88862
8666 * graphite-scop-detection.c
8667 (scop_detection::graphite_can_represent_scev): Reject ADDR_EXPR.
8669 2019-01-22 Andrew Stubbs <ams@codesourcery.com>
8671 * doc/extend.tex (AMD GCN Function Attributes): New section.
8672 * doc/install.texi (amdgcn-unknown-amdhsa): New instructions.
8673 * doc/invoke.texi (AMD GCN Options): New section.
8674 * doc/md.texi (Constraints for Particular Machines): Add AMD GCN.
8676 2019-01-22 Eric Botcazou <ebotcazou@adacore.com>
8678 * config/sparc/sparc.c (parc_delegitimize_address): Recognize the GOT
8679 register and decoded HIGH/LO_SUM combinations for labels in PIC mode.
8681 2019-01-22 Jakub Jelinek <jakub@redhat.com>
8683 PR tree-optimization/88044
8684 * tree-ssa-loop-niter.c (number_of_iterations_cond): If condition
8685 is false in the first iteration, but !every_iteration, return false
8686 instead of true with niter->niter zero.
8688 PR rtl-optimization/88904
8689 * cfgcleanup.c (thread_jump): Verify cond2 doesn't mention
8690 any nonequal registers before processing BB_END (b).
8693 * optabs.c (add_equal_note): Add op0_mode argument, use it instead of
8695 (expand_binop_directly, expand_doubleword_clz,
8696 expand_doubleword_popcount, expand_ctz, expand_ffs,
8697 expand_unop_direct, maybe_emit_unop_insn): Adjust callers.
8699 PR rtl-optimization/49429
8701 PR rtl-optimization/86334
8703 * expr.c (emit_block_move_hints): Move marking of MEM_EXPRs
8704 addressable from here...
8705 (emit_block_op_via_libcall): ... to here.
8707 2019-01-22 Richard Biener <rguenther@suse.de>
8709 * tree-vect-loop.c (vect_analyze_loop_operations): Use
8710 auto_vec for cost vector to fix memleak.
8711 (vectorize_fold_left_reduction): Properly gather SLP defs.
8712 (vectorizable_comparison): Do not swap operands to properly
8715 2019-01-22 Alan Modra <amodra@gmail.com>
8718 * config/rs6000/predicates.md (unspec_tls): Ensure GOT reg
8719 stays a reg. Allow a const_int.
8720 * config/rs6000/rs6000-protos.h (rs6000_output_tlsargs): Declare.
8721 * config/rs6000/rs6000.h (IS_V4_FP_ARGS): Define.
8722 (IS_NOMARK_TLSGETADDR): Define.
8723 * config/rs6000/rs6000.c (edit_tls_call_insn): Delete.
8724 (rs6000_output_tlsargs): New function.
8725 (rs6000_legitimize_tls_address): Don't say a !TARGET_TLS_MARKERS
8726 __tls_get_addr call takes an arg.
8727 (rs6000_call_sysv): Generate sysv4 secure plt call pattern here..
8728 * config/rs6000/rs6000.md (call_nonlocal_sysv): ..rather than here,
8730 (call_value_nonlocal_sysv): ..or here, delete split.
8731 (tls_gdld_nomark): Delete.
8732 (call_value_indirect_nonlocal_sysv): Use unspec_tls as operand2
8733 predicate. Call rs6000_output_tlsargs. Adjust length to suit.
8734 (call_value_nonlocal_sysv): Likewise.
8735 (call_value_nonlocal_sysv_secure): Likewise.
8736 (call_value_nonlocal_aix): Likewise.
8737 (call_value_indirect_aix): Likewise.
8738 (call_value_indirect_elfv2): Likewise.
8739 (call_value_local32, call_value_local64): Disable for no-mark tls.
8740 (call_value_local_aix): Likewise.
8742 2019-01-21 Uroš Bizjak <ubizjak@gmail.com>
8745 * config/i386/i386.c (ix86_expand_builtin) [case IX86_BUILTIN_BEXTRI32,
8746 case IX86_BUILTIN_BEXTRI64]: Sanitize operands.
8748 2019-01-21 Michael Ploujnikov <michael.ploujnikov@oracle.com>
8750 * hash-map-tests.c (test_map_of_strings_to_int): Show how to use
8751 string contents as hash_map keys.
8753 2019-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
8756 * c-warn.c (check_alignment_of_packed_member): Add a boolean parameter
8757 for rvalue context. Handle rvalues correctly. Use min_align_of_type
8758 instead of TYPE_ALIGN.
8759 (check_address_or_pointer_of_packed_member): Handle rvalues coorrectly.
8760 Use min_align_of_type instead of TYPE_ALIGN_UNIT. Check for NULL
8761 pointer from TYPE_STUB_DECL.
8763 2019-01-21 Richard Biener <rguenther@suse.de>
8765 PR tree-optimization/88934
8766 * tree-vect-slp.c (vect_mask_constant_operand_p): Always look
8767 at the possibly non-constant operand.
8768 (vect_get_constant_vectors): Adjust.
8770 2019-01-21 H.J. Lu <hongjiu.lu@intel.com>
8773 * config/i386/adxintrin.h: Just check _IMMINTRIN_H_INCLUDED.
8774 * config/i386/clflushoptintrin.h: Check _IMMINTRIN_H_INCLUDED
8775 instead of _X86INTRIN_H_INCLUDED.
8776 * onfig/i386/clwbintrin.h: Likewise.
8777 * config/i386/pkuintrin.h: Likewise.
8778 * config/i386/prfchwintrin.h: Likewise.
8779 * config/i386/rdseedintrin.h: Likewise.
8780 * config/i386/wbnoinvdintrin.h: Likewise.
8781 * config/i386/xsavecintrin.h: Likewise.
8782 * config/i386/xsavesintrin.h: Likewise.
8783 * config/i386/fxsrintrin.h: Enable _IMMINTRIN_H_INCLUDED check.
8784 * config/i386/xsaveintrin.h: Likewise.
8785 * config/i386/xsaveoptintrin.h: Likewise.
8786 * config/i386/x86intrin.h: Move "#include" <rdseedintrin.h>,
8787 <prfchwintrin.h>, <fxsrintrin.h>, <xsaveintrin.h>,
8788 <xsaveoptintrin.h>, <adxintrin.h>, <clwbintrin.h>,
8789 <clflushoptintrin.h>, <xsavesintrin.h>, <xsavecintrin.h>,
8790 <wbnoinvdintrin.h> and <pkuintrin.h> to ...
8791 * config/i386/immintrin.h: Here.
8793 2019-01-20 Martin Jambor <mjambor@suse.cz>
8796 * ipa-prop.h (struct ipa_func_body_info): Replaced field aa_walked
8797 with aa_walk_budget.
8798 * cgraph.h (ipa_polymorphic_call_context::get_dynamic_type): Add
8799 aa_walk_budget_p parameter.
8800 * ipa-fnsummary.c (unmodified_parm_1): New parameter fbi. Limit AA
8801 walk. Updated all callers.
8802 (unmodified_parm): New parameter fbi, pass it to unmodified_parm_1.
8803 (eliminated_by_inlining_prob): New parameter fbi, pass it on to
8805 (will_be_nonconstant_expr_predicate): New parameter fbi, removed
8806 parameter info. Extract info from fbi. Pass fbi to recursive calls
8807 and to unmodified_parm.
8808 (phi_result_unknown_predicate): New parameter fbi, removed parameter
8809 info, updated call to will_be_nonconstant_expr_predicate.
8810 (param_change_prob): New parameter fbi, limit AA walking.
8811 (analyze_function_body): Initialize aa_walk_budget in fbi. Update
8812 calls to various above functions.
8813 * ipa-polymorphic-call.c (get_dynamic_type): Add aa_walk_budget_p
8814 parameter. Use it to limit AA walking.
8815 * ipa-prop.c (detect_type_change_from_memory_writes): New parameter
8817 (detect_type_change): New parameter fbi, pass it on to
8818 detect_type_change_from_memory_writes.
8819 (detect_type_change_ssa): Likewise.
8820 (aa_overwalked): Removed.
8821 (parm_preserved_before_stmt_p): Assume fbi is never NULL, stream line
8822 accordingly, adjust to the neew AA limiting scheme.
8823 (parm_ref_data_preserved_p): Likewise.
8824 (ipa_compute_jump_functions_for_edge): Adjust call to
8826 (ipa_analyze_call_uses): Likewise.
8827 (ipa_analyze_virtual_call_uses): Pass fbi to detect_type_change_ssa.
8828 (ipa_analyze_node): Initialize aa_walk_budget.
8829 (ipcp_transform_function): Likewise.
8830 * tree-ssa-sccvn.c (eliminate_dom_walker::eliminate_stmt): Update call
8831 to get_dynamic_type.
8833 2019-01-19 Jakub Jelinek <jakub@redhat.com>
8835 * config/aarch64/aarch64.c (aarch64_stack_protect_guard): Move
8836 outside of #if CHECKING_P code.
8838 2019-01-19 Richard Sandiford <richard.sandiford@arm.com>
8840 * gimple-loop-versioning.cc (loop_versioning::dump_inner_likelihood):
8841 New function, split out from...
8842 (loop_versioning::analyze_stride): ...here.
8843 (loop_versioning::find_per_loop_multiplication): Use gassign.
8844 (loop_versioning::analyze_term_using_scevs): Return a success code.
8845 (loop_versioning::analyze_arbitrary_term): New function.
8846 (loop_versioning::analyze_address_fragment): Use
8847 analyze_arbitrary_term if all else fails.
8849 2019-01-18 Segher Boessenkool <segher@kernel.crashing.org>
8852 * config/rs6000/rs6000.md (*movsi_from_df): Allow only register
8855 2019-01-18 Richard Biener <rguenther@suse.de>
8857 PR tree-optimization/88903
8858 * tree-vect-stmts.c (vectorizable_shift): Verify we see all
8859 scalar stmts a SLP shift amount is composed of when detecting
8862 2019-01-18 Richard Earnshaw <rearnsha@arm.com>
8865 * config/arm/arm-cpus.in (mp): New feature.
8867 (fgroup ARMv7ve): Add mp and sec features.
8868 (arch armv7-a): Add options to allow mp and sec extensions.
8869 (cpu generic-armv7-a): Add options to allow mp and sec extensions.
8870 (cpu cortex-a5, cpu cortex-7, cpu cortex-a9): Add mp and sec
8871 extenstions to the base architecture.
8872 (cpu cortex-a8): Add sec extension to the base architecture.
8873 (cpu marvell-pj4): Add mp and sec extensions to the base architecture.
8874 * config/arm/t-aprofile (MULTILIB_MATCHES): Map all armv7-a arch
8875 variants down to the base v7-a varaint.
8876 * config/arm/t-multilib (v7_a_arch_variants): New variable.
8877 * doc/invoke.texi (ARM Options): Add +mp and +sec to the list
8878 of permitted extensions for -march=armv7-a and for
8879 -mcpu=generic-armv7-a.
8881 2019-01-18 Martin Liska <mliska@suse.cz>
8883 * params.def: Fix comment.
8884 * tree-profile.c (gimple_init_gcov_profiler): Bump function
8886 (gimple_gen_ic_func_profiler): Likewise.
8888 2019-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8890 * config/aarch64/aarch64-opts.h (enum stack_protector_guard): New
8891 * config/aarch64/aarch64.c (aarch64_override_options_internal): Handle
8892 and put in error checks for stack protector guard options.
8893 (aarch64_stack_protect_guard): New.
8894 (TARGET_STACK_PROTECT_GUARD): Define.
8895 * config/aarch64/aarch64.md (UNSPEC_SSP_SYSREG): New.
8896 (reg_stack_protect_address<mode>): New.
8897 (stack_protect_set): Adjust for SSP_GLOBAL.
8898 (stack_protect_test): Likewise.
8899 * config/aarch64/aarch64.opt (-mstack-protector-guard-reg): New.
8900 (-mstack-protector-guard): Likewise.
8901 (-mstack-protector-guard-offset): Likewise.
8903 2019-01-18 Jakub Jelinek <jakub@redhat.com>
8905 PR tree-optimization/86214
8906 * tree-inline.h (struct copy_body_data): Add
8907 add_clobbers_to_eh_landing_pads member.
8908 * tree-inline.c (add_clobbers_to_eh_landing_pad): New function.
8909 (copy_edges_for_bb): Call it if EH edge destination is <
8910 id->add_clobbers_to_eh_landing_pads. Fix a comment typo.
8911 (expand_call_inline): Set id->add_clobbers_to_eh_landing_pads
8912 if flag_stack_reuse != SR_NONE and clear it afterwards.
8914 2019-01-18 Christophe Lyon <christophe.lyon@linaro.org>
8917 * doc/install.texi (with-multilib-list): Document for aarch64.
8919 2019-01-18 Jakub Jelinek <jakub@redhat.com>
8922 * config/arm/arm_neon.h: Fix #pragma GCC target syntax - replace
8923 (("..."))) with ("...").
8925 2019-01-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
8927 * doc/extend.texi (Built-in Functions for Memory Model Aware
8928 Atomic Operations): Document atomic fetch and nand.
8930 2019-01-18 Martin Liska <mliska@suse.cz>
8931 Richard Biener <rguenther@suse.de>
8934 * cgraph.h (create_version_clone_with_body): Add new argument
8936 * cgraphclones.c (cgraph_node::create_version_clone): Add
8937 DECL_ATTRIBUTES to a newly created decl. And call
8938 valid_attribute_p so that proper cl_target_optimization_node
8939 is set for the newly created declaration.
8940 * multiple_target.c (create_target_clone): Set DECL_ATTRIBUTES
8942 (expand_target_clones): Do not call valid_attribute_p, it must
8944 * tree-inline.c (copy_decl_for_dup_finish): Reset mode for
8947 2019-01-17 Jakub Jelinek <jakub@redhat.com>
8950 * config/aarch64/arm_neon.h: Fix #pragma GCC target syntax - replace
8951 (("..."))) with ("..."). Use arch=armv8.2-a+sha3 instead of
8952 arch=armv8.2-a+crypto for vsha512hq_u64 etc. intrinsics.
8954 2019-01-17 Martin Sebor <msebor@redhat.com>
8957 * gimple-ssa-warn-restrict.c (builtin_memref::extend_offset_range):
8958 Handle anti-ranges the same as no range at all.
8960 2018-01-17 Steve Ellcey <sellcey@cavium.com>
8962 * config/aarch64/aarch64.c (cgraph.h): New include.
8963 (intl.h): New include.
8964 (supported_simd_type): New function.
8965 (currently_supported_simd_type): Ditto.
8966 (aarch64_simd_clone_compute_vecsize_and_simdlen): Ditto.
8967 (aarch64_simd_clone_adjust): Ditto.
8968 (aarch64_simd_clone_usable): Ditto.
8969 (TARGET_SIMD_CLONE_COMPUTE_VECSIZE_AND_SIMDLEN): New macro.
8970 (TARGET_SIMD_CLONE_ADJUST): Ditto.
8971 (TARGET_SIMD_CLONE_USABLE): Ditto.
8972 * config/i386/i386.c (ix86_simd_clone_adjust): Add definition check.
8973 * omp-simd-clone.c (expand_simd_clones): Add targetm.simd_clone.adjust
8976 2019-01-17 Martin Sebor <msebor@redhat.com>
8978 PR tree-optimization/88800
8979 * gimple-fold.c (gimple_fold_builtin_memory_op): Avoid checking
8980 NO_WARNING bit here. Avoid folding out-of-bounds calls.
8981 * gimple-ssa-warn-restrict.c (maybe_diag_offset_bounds): Remove
8982 redundant argument. Add new argument and issue diagnostics under
8983 its control. Detect out-of-bounds access even with warnings
8985 (check_bounds_or_overlap): Change return type. Add argument.
8986 (wrestrict_dom_walker::check_call): Adjust.
8987 * gimple-ssa-warn-restrict.h (check_bounds_or_overlap): Add argument.
8988 * tree-ssa-strlen.c (handle_builtin_strcpy): Adjust to change in
8989 check_bounds_or_overlap's return value.
8990 (handle_builtin_stxncpy): Same.
8991 (handle_builtin_strcat): Same.
8993 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8994 Kwok Cheung Yeung <kcy@codesourcery.com>
8995 Julian Brown <julian@codesourcery.com>
8996 Tom de Vries <tom@codesourcery.com>
8998 * doc/sourcebuild.texi: Document dg-add-options sqrt_insn.
9000 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9002 * doc/sourcebuild.texi: Document dg-require-effective-target
9003 llvm_binutils and offload_gcn.
9005 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9006 Kwok Cheung Yeung <kcy@codesourcery.com>
9007 Julian Brown <julian@codesourcery.com>
9008 Tom de Vries <tom@codesourcery.com>
9010 * doc/sourcebuild.texi: Document dg-required-effective-target
9013 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9014 Kwok Cheung Yeung <kcy@codesourcery.com>
9015 Julian Brown <julian@codesourcery.com>
9016 Tom de Vries <tom@codesourcery.com>
9017 Jan Hubicka <hubicka@ucw.cz>
9018 Martin Jambor <mjambor@suse.cz>
9020 * config.gcc: Add amdgcn*-*-amdhsa configuration.
9021 * configure.ac: Check for dlopen.
9022 * configure: Regenerate.
9024 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9025 Kwok Cheung Yeung <kcy@codesourcery.com>
9026 Julian Brown <julian@codesourcery.com>
9027 Tom de Vries <tom@codesourcery.com>
9028 Jan Hubicka <hubicka@ucw.cz>
9029 Martin Jambor <mjambor@suse.cz>
9031 * common/config/gcn/gcn-common.c: New file.
9032 * config/gcn/driver-gcn.c: New file.
9033 * config/gcn/gcn-builtins.def: New file.
9034 * config/gcn/gcn-hsa.h: New file.
9035 * config/gcn/gcn-modes.def: New file.
9036 * config/gcn/gcn-opts.h: New file.
9037 * config/gcn/gcn-passes.def: New file.
9038 * config/gcn/gcn-protos.h: New file.
9039 * config/gcn/gcn-run.c: New file.
9040 * config/gcn/gcn-tree.c: New file.
9041 * config/gcn/gcn.c: New file.
9042 * config/gcn/gcn.h: New file.
9043 * config/gcn/gcn.opt: New file.
9044 * config/gcn/t-gcn-hsa: New file.
9046 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9047 Kwok Cheung Yeung <kcy@codesourcery.com>
9048 Julian Brown <julian@codesourcery.com>
9049 Tom de Vries <tom@codesourcery.com>
9050 Jan Hubicka <hubicka@ucw.cz>
9051 Martin Jambor <mjambor@suse.cz>
9053 * config/gcn/constraints.md: New file.
9054 * config/gcn/gcn-valu.md: New file.
9055 * config/gcn/gcn.md: New file.
9056 * config/gcn/predicates.md: New file.
9058 2019-01-17 Eric Botcazou <ebotcazou@adacore.com>
9060 * gimple-ssa-isolate-paths.c (stmt_uses_name_in_undefined_way): Replace
9061 flag_non_call_exceptions with cfun->can_throw_non_call_exceptions.
9062 (stmt_uses_0_or_null_in_undefined_way): Likewise.
9063 * tree-ssa-alias.c (same_addr_size_stores_p): Likewise.
9065 2019-01-17 Tamar Christina <tamar.christina@arm.com>
9068 * config/aarch64/aarch64.md (STACK_CLASH_SVE_CFA_REGNUM): New.
9069 * config/aarch64/aarch64.c (aarch64_allocate_and_probe_stack_space): Use
9070 it and document registers.
9072 2019-01-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9074 * config/aarch64/aarch64.c (ares_tunings): Define.
9075 * config/aarch64/aarch64-cores.def (ares): Use the above.
9077 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9081 2018-11-06 Wei Xiao <wei3.xiao@intel.com>
9083 * config/i386/avx512fintrin.h: Update VFIXUPIMM* intrinsics.
9084 (_mm512_fixupimm_round_pd): Update parameters and builtin.
9085 (_mm512_maskz_fixupimm_round_pd): Ditto.
9086 (_mm512_fixupimm_round_ps): Ditto.
9087 (_mm512_maskz_fixupimm_round_ps): Ditto.
9088 (_mm_fixupimm_round_sd): Ditto.
9089 (_mm_maskz_fixupimm_round_sd): Ditto.
9090 (_mm_fixupimm_round_ss): Ditto.
9091 (_mm_maskz_fixupimm_round_ss): Ditto.
9092 (_mm512_fixupimm_pd): Ditto.
9093 (_mm512_maskz_fixupimm_pd): Ditto.
9094 (_mm512_fixupimm_ps): Ditto.
9095 (_mm512_maskz_fixupimm_ps): Ditto.
9096 (_mm_fixupimm_sd): Ditto.
9097 (_mm_maskz_fixupimm_sd): Ditto.
9098 (_mm_fixupimm_ss): Ditto.
9099 (_mm_maskz_fixupimm_ss): Ditto.
9100 (_mm512_mask_fixupimm_round_pd): Update builtin.
9101 (_mm512_mask_fixupimm_round_ps): Ditto.
9102 (_mm_mask_fixupimm_round_sd): Ditto.
9103 (_mm_mask_fixupimm_round_ss): Ditto.
9104 (_mm512_mask_fixupimm_pd): Ditto.
9105 (_mm512_mask_fixupimm_ps): Ditto.
9106 (_mm_mask_fixupimm_sd): Ditto.
9107 (_mm_mask_fixupimm_ss): Ditto.
9108 * config/i386/avx512vlintrin.h:
9109 (_mm256_fixupimm_pd): Update parameters and builtin.
9110 (_mm256_maskz_fixupimm_pd): Ditto.
9111 (_mm256_fixupimm_ps): Ditto.
9112 (_mm256_maskz_fixupimm_ps): Ditto.
9113 (_mm_fixupimm_pd): Ditto.
9114 (_mm_maskz_fixupimm_pd): Ditto.
9115 (_mm_fixupimm_ps): Ditto.
9116 (_mm_maskz_fixupimm_ps): Ditto.
9117 (_mm256_mask_fixupimm_pd): Update builtin.
9118 (_mm256_mask_fixupimm_ps): Ditto.
9119 (_mm_mask_fixupimm_pd): Ditto.
9120 (_mm_mask_fixupimm_ps): Ditto.
9121 * config/i386/i386-builtin-types.def: Add new types and remove useless ones.
9122 * config/i386/i386-builtin.def: Update builtin definitions.
9123 * config/i386/i386.c: Handle new builtin types and remove useless ones.
9124 * config/i386/sse.md: Update VFIXUPIMM* patterns.
9125 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9126 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9127 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Update.
9128 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9129 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9130 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Update.
9131 * config/i386/subst.md:
9132 (round_saeonly_sd_mask_operand4): Add new subst_attr.
9133 (round_saeonly_sd_mask_op4): Ditto.
9134 (round_saeonly_expand_operand5): Ditto.
9135 (round_saeonly_expand): Update.
9137 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9141 2018-11-12 Wei Xiao <wei3.xiao@intel.com>
9143 * config/i386/sse.md: Combine VFIXUPIMM* patterns
9144 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9145 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9146 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Remove.
9147 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9148 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9149 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Remove.
9151 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9155 2018-12-15 Jakub Jelinek <jakub@redhat.com>
9158 * config/i386/sse.md (UNSPEC_SFIXUPIMM): New unspec enumerator.
9159 (avx512f_sfixupimm<mode><mask_name><round_saeonly_name>): Use it
9160 instead of UNSPEC_FIXUPIMM.
9162 2019-01-17 Richard Biener <rguenther@suse.de>
9165 * dwarf2out.c (want_pubnames): Never generate pubnames sections
9166 and friends for the LTO part of debug info.
9168 2019-01-17 Jakub Jelinek <jakub@redhat.com>
9170 PR tree-optimization/86214
9171 * cfgexpand.c (add_stack_var_conflict): Don't add any conflicts
9174 PR rtl-optimization/88870
9175 * dce.c (deletable_insn_p): Never delete const/pure calls that can
9176 throw if we can't alter the cfg or delete dead exceptions.
9177 (mark_insn): Don't call find_call_stack_args for such calls.
9179 2019-01-17 Kewen Lin <linkw@gcc.gnu.org>
9181 * doc/extend.texi: Add four new prototypes for vec_ld and seven new
9182 prototypes for vec_st.
9183 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add entries
9184 for scalar address type variants of altivec_vec_ld/altivec_vec_st,
9185 mainly on signed/unsigned long long and double.
9187 2019-01-16 David Malcolm <dmalcolm@redhat.com>
9190 * combine.c (delete_noop_moves): Convert to "bool" return,
9191 returning true if any edges are eliminated.
9192 (combine_instructions): Also return true if delete_noop_moves
9195 2019-01-16 Tamar Christina <tamar.christina@arm.com>
9197 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Use
9198 correct max nunits for endian swap.
9199 (aarch64_expand_fcmla_builtin): Correct subreg code.
9200 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
9201 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>): Correct
9204 2019-01-16 Uroš Bizjak <ubizjak@gmail.com>
9206 * config/alpha/alpha.c (alpha_gimplify_va_arg):
9207 Handle split indirect COMPLEX_TYPE arguments.
9209 2019-01-16 Richard Earnshaw <rearnsha@arm.com>
9212 * config/aarch64/aarch64-modes.def: Add comment about how the carry
9213 bit is set by add and compare.
9214 (CC_ADC): New CC_MODE.
9215 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Use variables
9216 to cache the code and mode of X. Adjust the shape of a CC_Cmode
9217 comparison. Add detection for CC_ADCmode.
9218 (aarch64_get_condition_code_1): Update code support for CC_Cmode. Add
9220 * config/aarch64/aarch64.md (uaddv<mode>4): Use LTU with CCmode.
9221 (uaddvti4): Comparison result is in CC_ADCmode and the condition is GEU.
9222 (add<mode>3_compareC_cconly_imm): Delete. Merge into...
9223 (add<mode>3_compareC_cconly): ... this. Restructure the comparison
9224 to eliminate the need for zero-extending the operands.
9225 (add<mode>3_compareC_imm): Delete. Merge into ...
9226 (add<mode>3_compareC): ... this. Restructure the comparison to
9227 eliminate the need for zero-extending the operands.
9228 (add<mode>3_carryin): Use LTU for the overflow detection.
9229 (add<mode>3_carryinC): Use CC_ADCmode for the result of the carry out.
9230 Reexpress comparison for overflow.
9231 (add<mode>3_carryinC_zero): Update for change to add<mode>3_carryinC.
9232 (add<mode>3_carryinC): Likewise.
9233 (add<mode>3_carryinV): Use LTU for carry between partials.
9234 * config/aarch64/predicates.md (aarch64_carry_operation): Update
9235 handling of CC_Cmode and add CC_ADCmode.
9236 (aarch64_borrow_operation): Likewise.
9238 2019-01-16 Tamar Christina <tamar.christina@arm.com>
9240 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): Remove patternmode.
9241 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): Likewise.
9242 * config/arm/neon.md (neon_vcmla_lane<rot><mode>, neon_vcmla_laneq<rot><mode>,
9243 neon_vcmlaq_lane<rot><mode>): Remove endianness conversion.
9245 2019-01-16 Martin Liska <mliska@suse.cz>
9247 * Makefile.in: Set TOOL_INCLUDE_DIR and NATIVE_SYSTEM_HEADER_DIR
9249 * config/gnu-user.h (TARGET_F951_OPTIONS): Add 'finclude%s/' as
9251 * gcc.c (add_sysrooted_hdrs_prefix): New function.
9252 (path_prefix_reset): Move up in the source file.
9253 (find_fortran_preinclude_file): Make complex search for the
9254 fortran header files.
9256 2019-01-15 Nikhil Benesch <nikhil.benesch@gmail.com>
9258 * godump.c (go_output_typedef): When outputting a typedef, refer
9259 to the underlying type by its name and not its structure.
9261 2019-01-15 David Malcolm <dmalcolm@redhat.com>
9264 * tree.c (build_function_type): Assert that arg_types is not
9267 2019-01-15 Richard Sandiford <richard.sandiford@arm.com>
9270 * doc/extend.texi: Document that listing the stack pointer in the
9271 clobber list of an asm is a deprecated feature.
9272 * common.opt (Wdeprecated): Moved from c-family/c.opt.
9273 * cfgexpand.c (asm_clobber_reg_is_valid): Issue a -Wdeprecated
9274 warning instead of an error for clobbers of the stack pointer.
9275 Add a note explaining why.
9277 2019-01-15 Richard Biener <rguenther@suse.de>
9280 * dwarf2out.c (gen_member_die): Do not generate inheritance
9283 2019-01-15 Richard Biener <rguenther@suse.de>
9285 PR tree-optimization/88855
9286 * tree-if-conv.c (combine_blocks): Collect
9287 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from propagated out virtuals.
9289 2019-01-15 Tom de Vries <tdevries@suse.de>
9292 * config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Handle
9293 lhs == NULL_TREE for gang-level reduction.
9295 2019-01-15 Richard Biener <rguenther@suse.de>
9296 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9299 * ipa-pure-const.c (malloc_candidate_p_1): Add parameter visited and
9300 return true if SSA_NAME is already marked in visited bitmap.
9301 (malloc_candidate_p): Pass visited to malloc_candidate_p_1.
9303 2019-01-15 Jakub Jelinek <jakub@redhat.com>
9305 PR tree-optimization/88775
9306 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)): Optimize
9307 equal == 0 equality pointer comparisons some more if compared in
9308 integral types and either one points to an automatic var and the
9309 other to a global, or we can prove at least one points to the middle
9310 or both point to start or both point to end.
9312 2019-01-14 Andi Kleen <ak@linux.intel.com>
9314 * Makefile.in: Lower autofdo sampling rate by 10x.
9315 * Makefile.tpl: Dito.
9317 2019-01-14 Tom Honermann <tom@honermann.net>
9319 * defaults.h: Define CHAR8_TYPE.
9321 2019-01-14 Martin Sebor <msebor@redhat.com>
9324 * doc/extend.texi (Darwin Format Checks): Clarify.
9326 2019-01-14 Richard Biener <rguenther@suse.de>
9328 * genmatch.c (dt_simplify::gen_1): Change dumping dependent on
9329 whether we are in (simplify ...) or (match ...) context.
9331 2019-01-14 Jakub Jelinek <jakub@redhat.com>
9333 PR rtl-optimization/88796
9334 * emit-rtl.h (struct rtl_data): Add stack_protect_guard_decl field.
9335 * cfgexpand.c (stack_protect_prologue): Initialize
9336 crtl->stack_protect_guard_decl.
9337 * function.c (stack_protect_epilogue): Use it instead of calling
9338 targetm.stack_protect_guard again.
9339 * dse.c (check_mem_read_rtx): Ignore MEM_VOLATILE_P reads from
9340 MEMs with MEM_EXPR equal to crtl->stack_protect_guard or
9341 crtl->stack_protect_guard_decl.
9342 * config/i386/i386.c (ix86_stack_protect_guard): Set TREE_THIS_VOLATILE
9343 on the returned MEM_EXPR.
9345 2019-01-12 Tom de Vries <tdevries@suse.de>
9347 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Alow setting
9348 vector length using -fopenacc-dim.
9350 2019-01-12 Tom de Vries <tdevries@suse.de>
9352 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Take larger vector
9353 lengths into account.
9355 2019-01-12 Svante Signell <svante.signell@gmail.com>
9357 * config/i386/gnu.h (TARGET_THREAD_SSP_OFFSET): Define.
9358 (TARGET_CAN_SPLIT_STACK): Define.
9359 (TARGET_THREAD_SPLIT_STACK_OFFSET): Define.
9361 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9363 * params.def (inline-unit-growth): Set to 40.
9365 2019-01-12 Jakub Jelinek <jakub@redhat.com>
9367 * tree-ssa-loop-ivopts.c (find_inv_vars): Fix a comment typo.
9369 2019-01-12 Tom de Vries <tdevries@suse.de>
9371 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): In offloading
9372 region calling vector-partitionable routine, set default_vector_length
9375 2019-01-12 Tom de Vries <tdevries@suse.de>
9377 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add an use new
9378 variable default_vector_length.
9380 2019-01-12 Tom de Vries <tdevries@suse.de>
9383 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Apply defaults
9384 from oacc_default_dims, as oacc_validate_dims would do it, and apply
9387 2019-01-12 Tom de Vries <tdevries@suse.de>
9389 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1)
9390 (nvptx_goacc_validate_dims): Add used parameter.
9391 * doc/tm.texi: Regenerate.
9392 * omp-offload.c (oacc_parse_default_dims, oacc_validate_dims): Add
9393 argument to call to targetm.goacc.validate_dims.
9394 (default_goacc_validate_dims): Add used
9396 * target.def (validate_dims): Add used parameter in DEFHOOK.
9397 * targhooks.h (default_goacc_validate_dims): Add used parameter.
9399 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9403 * tree-inline.h (struct copy_body_data): Add adjust_array_error_bounds
9405 * tree-inline.c (remap_type_1): Formatting fix. If TYPE_MAX_VALUE of
9406 ARRAY_TYPE's TYPE_DOMAIN is newly error_mark_node, replace it with
9407 a dummy "omp dummy var" variable if id->adjust_array_error_bounds.
9408 * omp-low.c (new_omp_context): Set cb.adjust_array_error_bounds.
9410 2019-01-11 Vladimir Makarov <vmakarov@redhat.com>
9412 PR rtl-optimization/87305
9414 (setup_live_pseudos_and_spill_after_risky_transforms): Add code
9415 for little endian pseudos used as paradoxical subreg.
9417 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9419 PR tree-optimization/88693
9420 * tree-ssa-strlen.c (get_min_string_length): Don't set *full_string_p
9421 for STRING_CSTs that don't contain any NUL characters in the first
9422 TREE_STRING_LENGTH bytes.
9424 2019-01-11 Alan Modra <amodra@gmail.com>
9428 * genattrtab.c (min_fn): Don't translate values.
9429 (min_attr_value): Return INT_MAX when the value can't be calculated.
9430 Return minimum among any values that can be calculated.
9431 (max_attr_value): Adjust.
9433 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9435 * Makefile.in (PLUGIN_HEADERS): Add $(INSN_ATTR_H).
9437 2019-01-11 Steve Ellcey <sellcey@marvell.com>
9439 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
9440 (aarch64_hard_regno_call_part_clobbered): Add insn argument.
9441 (aarch64_return_call_with_max_clobbers): New function.
9442 (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New macro.
9443 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Add insn
9445 * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): Ditto.
9446 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Ditto.
9447 * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered): Ditto.
9448 * config/s390/s390.c (s390_hard_regno_call_part_clobbered): Ditto.
9449 * cselib.c (cselib_process_insn): Add argument to
9450 targetm.hard_regno_call_part_clobbered call.
9451 * ira-conflicts.c (ira_build_conflicts): Ditto.
9452 * ira-costs.c (ira_tune_allocno_costs): Ditto.
9453 * lra-constraints.c (inherit_reload_reg): Ditto.
9454 * lra-int.h (struct lra_reg): Add call_insn field, remove call_p field.
9455 * lra-lives.c (check_pseudos_live_through_calls): Add call_insn
9456 argument. Call targetm.return_call_with_max_clobbers.
9457 Add argument to targetm.hard_regno_call_part_clobbered call.
9458 (calls_have_same_clobbers_p): New function.
9459 (process_bb_lives): Add call_insn and last_call_insn variables.
9460 Pass call_insn to check_pseudos_live_through_calls.
9461 Modify if stmt to check targetm.return_call_with_max_clobbers.
9462 Update setting of flush variable.
9463 (lra_create_live_ranges_1): Set call_insn to NULL instead of call_p
9465 * lra.c (initialize_lra_reg_info_element): Set call_insn to NULL.
9466 * regcprop.c (copyprop_hardreg_forward_1): Add argument to
9467 targetm.hard_regno_call_part_clobbered call.
9468 * reginfo.c (choose_hard_reg_mode): Ditto.
9469 * regrename.c (check_new_reg_p): Ditto.
9470 * reload.c (find_equiv_reg): Ditto.
9471 * reload1.c (emit_reload_insns): Ditto.
9472 * sched-deps.c (deps_analyze_insn): Ditto.
9473 * sel-sched.c (init_regs_for_mode): Ditto.
9474 (mark_unavailable_hard_regs): Ditto.
9475 * targhooks.c (default_dwarf_frame_reg_mode): Ditto.
9476 * target.def (hard_regno_call_part_clobbered): Add insn argument.
9477 (return_call_with_max_clobbers): New target function.
9478 * doc/tm.texi: Regenerate.
9479 * doc/tm.texi.in (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New hook.
9480 * hooks.c (hook_bool_uint_mode_false): Change to
9481 hook_bool_insn_uint_mode_false.
9482 * hooks.h (hook_bool_uint_mode_false): Ditto.
9484 2019-01-11 Steve Ellcey <sellcey@marvell.com>
9486 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
9487 (aarch64_remove_extra_call_preserved_regs): New function.
9488 (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New macro.
9489 * doc/tm.texi.in (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New hook.
9490 * doc/tm.texi: Regenerate.
9491 * final.c (get_call_reg_set_usage): Call new hook.
9492 * target.def (remove_extra_call_preserved_regs): New hook.
9493 * targhooks.c (default_remove_extra_call_preserved_regs): New function.
9494 * targhooks.h (default_remove_extra_call_preserved_regs): New function.
9496 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9499 * passes.c (finish_optimization_passes): Call print_combine_total_stats
9500 inside of pass_combine_1 dump rather than pass_profile_1.
9502 2019-01-11 Tom de Vries <tdevries@suse.de>
9504 * config/nvptx/nvptx.c (PTX_CTA_NUM_BARRIERS, PTX_PER_CTA_BARRIER)
9505 (PTX_NUM_PER_CTA_BARRIER, PTX_FIRST_PER_WORKER_BARRIER)
9506 (PTX_NUM_PER_WORKER_BARRIERS): Define.
9507 (nvptx_apply_dim_limits): Prevent vector_length 64 and
9510 2019-01-11 Tom de Vries <tdevries@suse.de>
9512 * config/nvptx/nvptx.c (PTX_CTA_SIZE): Move up.
9514 2019-01-11 Jan Beulich <jbeulich@suse.com>
9516 * config/i386/i386.md (rex64suffix): Add L suffix for SI.
9517 * config/i386/sse.md (cvtusi2<ssescalarmodesuffix>32<round_name>,
9518 sse2_cvtsi2sd): Add {l}.
9519 (sse2_cvtsi2sdq<round_name>): Make q conditional upon AT&T
9522 2019-01-10 Jakub Jelinek <jakub@redhat.com>
9525 * config/i386/sse.md (float<floatunssuffix>v2div2sf2): Turn into
9527 (*float<floatunssuffix>v2div2sf2): New define_insn.
9528 (float<floatunssuffix>v2div2sf2_mask): Turn into define_expand.
9529 (*float<floatunssuffix>v2div2sf2_mask): New define_insn.
9530 (*float<floatunssuffix>v2div2sf2_mask_1): Replace
9531 subrtxes (const_vector:V2SF [(const_int 0) (const_int 0)]) with
9532 match_operands with "const0_operand" "C".
9534 2019-01-10 Tamar Christina <tamar.christina@arm.com>
9536 * config/aarch64/aarch64-builtins.c
9537 (aarch64_init_builtins): Move aarch64_init_fcmla_laneq_builtins...
9538 (aarch64_init_simd_builtins): ...Here
9540 2019-01-10 Vladimir Makarov <vmakarov@redhat.com>
9542 PR rtl-optimization/87305
9544 (setup_live_pseudos_and_spill_after_risky_transforms): Check
9545 allocation for big endian pseudos used as paradoxical subregs and
9546 spill them if it is wrong.
9547 * lra-constraints.c (lra_constraints): Add a comment.
9549 2019-01-10 Richard Biener <rguenther@suse.de>
9551 PR tree-optimization/88792
9552 * tree-ssa-pre.c (get_representative_for): Do not return a
9555 2019-01-10 Jakub Jelinek <jakub@redhat.com>
9559 * function.c (assign_stack_local_1): Revert the 2018-11-21 changes.
9560 (assign_parm_setup_block): Do the argument slot realignment here
9563 2019-01-10 Stefan Agner <stefan@agner.ch>
9566 * config/arm/arm.c (arm_option_override_internal): Force
9567 opts->x_inline_asm_unified to true only if TARGET_THUMB2_P.
9569 2019-01-10 Jakub Jelinek <jakub@redhat.com>
9572 * attribs.c (handle_dll_attribute): Clear TREE_STATIC after setting
9575 2019-01-10 Tamar Christina <tamar.christina@arm.com>
9577 * config/arm/arm-builtins.c
9578 (enum arm_type_qualifiers): Add qualifier_lane_pair_index.
9579 (MAC_LANE_PAIR_QUALIFIERS): New.
9580 (arm_expand_builtin_args): Use it.
9581 (arm_expand_builtin_1): Likewise.
9582 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): New.
9583 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): New.
9584 * config/arm/arm-c.c (arm_cpu_builtins): Add __ARM_FEATURE_COMPLEX.
9585 * config/arm/arm_neon.h:
9586 (vcadd_rot90_f16): New.
9587 (vcaddq_rot90_f16): New.
9588 (vcadd_rot270_f16): New.
9589 (vcaddq_rot270_f16): New.
9592 (vcmla_lane_f16): New.
9593 (vcmla_laneq_f16): New.
9594 (vcmlaq_lane_f16): New.
9595 (vcmlaq_laneq_f16): New.
9596 (vcmla_rot90_f16): New.
9597 (vcmlaq_rot90_f16): New.
9598 (vcmla_rot90_lane_f16): New.
9599 (vcmla_rot90_laneq_f16): New.
9600 (vcmlaq_rot90_lane_f16): New.
9601 (vcmlaq_rot90_laneq_f16): New.
9602 (vcmla_rot180_f16): New.
9603 (vcmlaq_rot180_f16): New.
9604 (vcmla_rot180_lane_f16): New.
9605 (vcmla_rot180_laneq_f16): New.
9606 (vcmlaq_rot180_lane_f16): New.
9607 (vcmlaq_rot180_laneq_f16): New.
9608 (vcmla_rot270_f16): New.
9609 (vcmlaq_rot270_f16): New.
9610 (vcmla_rot270_lane_f16): New.
9611 (vcmla_rot270_laneq_f16): New.
9612 (vcmlaq_rot270_lane_f16): New.
9613 (vcmlaq_rot270_laneq_f16): New.
9614 (vcadd_rot90_f32): New.
9615 (vcaddq_rot90_f32): New.
9616 (vcadd_rot270_f32): New.
9617 (vcaddq_rot270_f32): New.
9620 (vcmla_lane_f32): New.
9621 (vcmla_laneq_f32): New.
9622 (vcmlaq_lane_f32): New.
9623 (vcmlaq_laneq_f32): New.
9624 (vcmla_rot90_f32): New.
9625 (vcmlaq_rot90_f32): New.
9626 (vcmla_rot90_lane_f32): New.
9627 (vcmla_rot90_laneq_f32): New.
9628 (vcmlaq_rot90_lane_f32): New.
9629 (vcmlaq_rot90_laneq_f32): New.
9630 (vcmla_rot180_f32): New.
9631 (vcmlaq_rot180_f32): New.
9632 (vcmla_rot180_lane_f32): New.
9633 (vcmla_rot180_laneq_f32): New.
9634 (vcmlaq_rot180_lane_f32): New.
9635 (vcmlaq_rot180_laneq_f32): New.
9636 (vcmla_rot270_f32): New.
9637 (vcmlaq_rot270_f32): New.
9638 (vcmla_rot270_lane_f32): New.
9639 (vcmla_rot270_laneq_f32): New.
9640 (vcmlaq_rot270_lane_f32): New.
9641 (vcmlaq_rot270_laneq_f32): New.
9642 * config/arm/arm_neon_builtins.def (vcadd90, vcadd270, vcmla0, vcmla90,
9643 vcmla180, vcmla270, vcmla_lane0, vcmla_lane90, vcmla_lane180,
9644 vcmla_lane270, vcmla_laneq0, vcmla_laneq90, vcmla_laneq180,
9645 vcmla_laneq270, vcmlaq_lane0, vcmlaq_lane90, vcmlaq_lane180,
9646 vcmlaq_lane270): New.
9647 * config/arm/neon.md (neon_vcmla_lane<rot><mode>,
9648 neon_vcmla_laneq<rot><mode>, neon_vcmlaq_lane<rot><mode>): New.
9649 * config/arm/arm.c (arm_arch8_3, arm_arch8_4): New.
9650 * config/arm/arm.h (TARGET_COMPLEX, arm_arch8_3, arm_arch8_4): New.
9651 (arm_option_reconfigure_globals): Use them.
9652 * config/arm/iterators.md (VDF, VQ_HSF): New.
9653 (VCADD, VCMLA): New.
9654 (VF_constraint, rot, rotsplit1, rotsplit2): Add V4HF and V8HF.
9655 * config/arm/neon.md (neon_vcadd<rot><mode>, neon_vcmla<rot><mode>):
9657 * config/arm/unspecs.md (UNSPEC_VCADD90, UNSPEC_VCADD270,
9658 UNSPEC_VCMLA, UNSPEC_VCMLA90, UNSPEC_VCMLA180, UNSPEC_VCMLA270): New.
9660 2019-01-10 Tamar Christina <tamar.christina@arm.com>
9662 * config/aarch64/aarch64-builtins.c (enum aarch64_type_qualifiers):
9663 Add qualifier_lane_pair_index.
9664 (emit-rtl.h): Include.
9665 (TYPES_QUADOP_LANE_PAIR): New.
9666 (aarch64_simd_expand_args): Use it.
9667 (aarch64_simd_expand_builtin): Likewise.
9668 (AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_laneq_builtin_datum):
9670 (FCMLA_LANEQ_BUILTIN, AARCH64_SIMD_FCMLA_LANEQ_BUILTIN_BASE,
9671 AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_lane_builtin_data,
9672 aarch64_init_fcmla_laneq_builtins, aarch64_expand_fcmla_builtin): New.
9673 (aarch64_init_builtins): Add aarch64_init_fcmla_laneq_builtins.
9674 (aarch64_expand_buildin): Add AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V2SF,
9675 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V2SF,
9676 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V2SF,
9677 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ2700_V2SF,
9678 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V4HF,
9679 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V4HF,
9680 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V4HF,
9681 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ270_V4HF.
9682 * config/aarch64/iterators.md (FCMLA_maybe_lane): New.
9683 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
9684 Add __ARM_FEATURE_COMPLEX.
9685 * config/aarch64/aarch64-simd-builtins.def (fcadd90, fcadd270, fcmla0,
9686 fcmla90, fcmla180, fcmla270, fcmla_lane0, fcmla_lane90, fcmla_lane180,
9687 fcmla_lane270, fcmla_laneq0, fcmla_laneq90, fcmla_laneq180,
9688 fcmla_laneq270, fcmlaq_lane0, fcmlaq_lane90, fcmlaq_lane180,
9689 fcmlaq_lane270): New.
9690 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
9691 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>,
9692 aarch64_fcadd<rot><mode>, aarch64_fcmla<rot><mode>): New.
9693 * config/aarch64/arm_neon.h:
9694 (vcadd_rot90_f16): New.
9695 (vcaddq_rot90_f16): New.
9696 (vcadd_rot270_f16): New.
9697 (vcaddq_rot270_f16): New.
9700 (vcmla_lane_f16): New.
9701 (vcmla_laneq_f16): New.
9702 (vcmlaq_lane_f16): New.
9703 (vcmlaq_rot90_lane_f16): New.
9704 (vcmla_rot90_laneq_f16): New.
9705 (vcmla_rot90_lane_f16): New.
9706 (vcmlaq_rot90_f16): New.
9707 (vcmla_rot90_f16): New.
9708 (vcmlaq_laneq_f16): New.
9709 (vcmla_rot180_laneq_f16): New.
9710 (vcmla_rot180_lane_f16): New.
9711 (vcmlaq_rot180_f16): New.
9712 (vcmla_rot180_f16): New.
9713 (vcmlaq_rot90_laneq_f16): New.
9714 (vcmlaq_rot270_laneq_f16): New.
9715 (vcmlaq_rot270_lane_f16): New.
9716 (vcmla_rot270_laneq_f16): New.
9717 (vcmlaq_rot270_f16): New.
9718 (vcmla_rot270_f16): New.
9719 (vcmlaq_rot180_laneq_f16): New.
9720 (vcmlaq_rot180_lane_f16): New.
9721 (vcmla_rot270_lane_f16): New.
9722 (vcadd_rot90_f32): New.
9723 (vcaddq_rot90_f32): New.
9724 (vcaddq_rot90_f64): New.
9725 (vcadd_rot270_f32): New.
9726 (vcaddq_rot270_f32): New.
9727 (vcaddq_rot270_f64): New.
9731 (vcmla_lane_f32): New.
9732 (vcmla_laneq_f32): New.
9733 (vcmlaq_lane_f32): New.
9734 (vcmlaq_laneq_f32): New.
9735 (vcmla_rot90_f32): New.
9736 (vcmlaq_rot90_f32): New.
9737 (vcmlaq_rot90_f64): New.
9738 (vcmla_rot90_lane_f32): New.
9739 (vcmla_rot90_laneq_f32): New.
9740 (vcmlaq_rot90_lane_f32): New.
9741 (vcmlaq_rot90_laneq_f32): New.
9742 (vcmla_rot180_f32): New.
9743 (vcmlaq_rot180_f32): New.
9744 (vcmlaq_rot180_f64): New.
9745 (vcmla_rot180_lane_f32): New.
9746 (vcmla_rot180_laneq_f32): New.
9747 (vcmlaq_rot180_lane_f32): New.
9748 (vcmlaq_rot180_laneq_f32): New.
9749 (vcmla_rot270_f32): New.
9750 (vcmlaq_rot270_f32): New.
9751 (vcmlaq_rot270_f64): New.
9752 (vcmla_rot270_lane_f32): New.
9753 (vcmla_rot270_laneq_f32): New.
9754 (vcmlaq_rot270_lane_f32): New.
9755 (vcmlaq_rot270_laneq_f32): New.
9756 * config/aarch64/aarch64.h (TARGET_COMPLEX): New.
9757 * config/aarch64/iterators.md (UNSPEC_FCADD90, UNSPEC_FCADD270,
9758 UNSPEC_FCMLA, UNSPEC_FCMLA90, UNSPEC_FCMLA180, UNSPEC_FCMLA270): New.
9759 (FCADD, FCMLA): New.
9761 * config/arm/types.md (neon_fcadd, neon_fcmla): New.
9763 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
9767 * config/pa/pa.c: Change "can not" to "cannot".
9768 * gimple-ssa-evrp-analyze.c: Likewise.
9769 * ipa-icf.c: Likewise.
9770 * ipa-polymorphic-call.c: Likewise.
9771 * ipa-pure-const.c: Likewise.
9772 * lra-constraints.c: Likewise.
9773 * lra-remat.c: Likewise.
9774 * reload1.c: Likewise.
9775 * reorg.c: Likewise.
9776 * tree-ssa-uninit.c: Likewise.
9778 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
9782 * Makefile.in: Mechanically replace "can not" with "cannot".
9783 * alias.c: Likewise.
9784 * builtins.c: Likewise.
9785 * calls.c: Likewise.
9786 * cgraph.c: Likewise.
9787 * cgraph.h: Likewise.
9788 * cgraphclones.c: Likewise.
9789 * cgraphunit.c: Likewise.
9790 * combine-stack-adj.c: Likewise.
9791 * combine.c: Likewise.
9792 * common/config/i386/i386-common.c: Likewise.
9793 * config/aarch64/aarch64.c: Likewise.
9794 * config/alpha/sync.md: Likewise.
9795 * config/arc/arc.c: Likewise.
9796 * config/arc/predicates.md: Likewise.
9797 * config/arm/arm-c.c: Likewise.
9798 * config/arm/arm.c: Likewise.
9799 * config/arm/arm.h: Likewise.
9800 * config/arm/arm.md: Likewise.
9801 * config/arm/cortex-r4f.md: Likewise.
9802 * config/csky/csky.c: Likewise.
9803 * config/csky/csky.h: Likewise.
9804 * config/darwin-f.c: Likewise.
9805 * config/epiphany/epiphany.md: Likewise.
9806 * config/i386/i386.c: Likewise.
9807 * config/i386/sol2.h: Likewise.
9808 * config/m68k/m68k.c: Likewise.
9809 * config/mcore/mcore.h: Likewise.
9810 * config/microblaze/microblaze.md: Likewise.
9811 * config/mips/20kc.md: Likewise.
9812 * config/mips/sb1.md: Likewise.
9813 * config/nds32/nds32.c: Likewise.
9814 * config/nds32/predicates.md: Likewise.
9815 * config/pa/pa.c: Likewise.
9816 * config/rs6000/e300c2c3.md: Likewise.
9817 * config/rs6000/rs6000.c: Likewise.
9818 * config/s390/s390.h: Likewise.
9819 * config/sh/sh.c: Likewise.
9820 * config/sh/sh.md: Likewise.
9821 * config/spu/vmx2spu.h: Likewise.
9822 * cprop.c: Likewise.
9823 * dbxout.c: Likewise.
9824 * df-scan.c: Likewise.
9825 * doc/cfg.texi: Likewise.
9826 * doc/extend.texi: Likewise.
9827 * doc/fragments.texi: Likewise.
9828 * doc/gty.texi: Likewise.
9829 * doc/invoke.texi: Likewise.
9830 * doc/lto.texi: Likewise.
9831 * doc/md.texi: Likewise.
9832 * doc/objc.texi: Likewise.
9833 * doc/rtl.texi: Likewise.
9834 * doc/tm.texi: Likewise.
9836 * emit-rtl.c: Likewise.
9837 * emit-rtl.h: Likewise.
9838 * except.c: Likewise.
9839 * expmed.c: Likewise.
9841 * fold-const.c: Likewise.
9842 * genautomata.c: Likewise.
9843 * gimple-fold.c: Likewise.
9844 * hard-reg-set.h: Likewise.
9845 * ifcvt.c: Likewise.
9846 * ipa-comdats.c: Likewise.
9847 * ipa-cp.c: Likewise.
9848 * ipa-devirt.c: Likewise.
9849 * ipa-fnsummary.c: Likewise.
9850 * ipa-icf.c: Likewise.
9851 * ipa-inline-transform.c: Likewise.
9852 * ipa-inline.c: Likewise.
9853 * ipa-polymorphic-call.c: Likewise.
9854 * ipa-profile.c: Likewise.
9855 * ipa-prop.c: Likewise.
9856 * ipa-pure-const.c: Likewise.
9857 * ipa-reference.c: Likewise.
9858 * ipa-split.c: Likewise.
9859 * ipa-visibility.c: Likewise.
9861 * ira-build.c: Likewise.
9862 * ira-color.c: Likewise.
9863 * ira-conflicts.c: Likewise.
9864 * ira-costs.c: Likewise.
9865 * ira-int.h: Likewise.
9866 * ira-lives.c: Likewise.
9869 * loop-invariant.c: Likewise.
9870 * loop-unroll.c: Likewise.
9871 * lower-subreg.c: Likewise.
9872 * lra-assigns.c: Likewise.
9873 * lra-constraints.c: Likewise.
9874 * lra-eliminations.c: Likewise.
9875 * lra-lives.c: Likewise.
9876 * lra-remat.c: Likewise.
9877 * lra-spills.c: Likewise.
9879 * lto-cgraph.c: Likewise.
9880 * lto-streamer-out.c: Likewise.
9881 * postreload-gcse.c: Likewise.
9882 * predict.c: Likewise.
9883 * profile-count.h: Likewise.
9884 * profile.c: Likewise.
9885 * recog.c: Likewise.
9887 * reload.c: Likewise.
9888 * reload1.c: Likewise.
9889 * reorg.c: Likewise.
9890 * resource.c: Likewise.
9891 * rtl.def: Likewise.
9893 * rtlanal.c: Likewise.
9894 * sched-deps.c: Likewise.
9895 * sched-ebb.c: Likewise.
9896 * sched-rgn.c: Likewise.
9897 * sel-sched-ir.c: Likewise.
9898 * sel-sched.c: Likewise.
9899 * shrink-wrap.c: Likewise.
9900 * simplify-rtx.c: Likewise.
9901 * symtab.c: Likewise.
9902 * target.def: Likewise.
9903 * toplev.c: Likewise.
9904 * tree-call-cdce.c: Likewise.
9905 * tree-cfg.c: Likewise.
9906 * tree-complex.c: Likewise.
9907 * tree-core.h: Likewise.
9908 * tree-eh.c: Likewise.
9909 * tree-inline.c: Likewise.
9910 * tree-loop-distribution.c: Likewise.
9911 * tree-nrv.c: Likewise.
9912 * tree-profile.c: Likewise.
9913 * tree-sra.c: Likewise.
9914 * tree-ssa-alias.c: Likewise.
9915 * tree-ssa-dce.c: Likewise.
9916 * tree-ssa-dom.c: Likewise.
9917 * tree-ssa-forwprop.c: Likewise.
9918 * tree-ssa-loop-im.c: Likewise.
9919 * tree-ssa-loop-ivcanon.c: Likewise.
9920 * tree-ssa-loop-ivopts.c: Likewise.
9921 * tree-ssa-loop-niter.c: Likewise.
9922 * tree-ssa-phionlycprop.c: Likewise.
9923 * tree-ssa-phiopt.c: Likewise.
9924 * tree-ssa-propagate.c: Likewise.
9925 * tree-ssa-threadedge.c: Likewise.
9926 * tree-ssa-threadupdate.c: Likewise.
9927 * tree-ssa-uninit.c: Likewise.
9928 * tree-ssanames.c: Likewise.
9929 * tree-streamer-out.c: Likewise.
9932 * vr-values.c: Likewise.
9934 2019-01-09 Uroš Bizjak <ubizjak@gmail.com>
9936 * config/i386/i386-protos.h (ix86_expand_xorsign): New prototype.
9937 (ix86_split_xorsign): Ditto.
9938 * config/i386/i386.c (ix86_expand_xorsign): New function.
9939 (ix86_split_xorsign): Ditto.
9940 * config/i386/i386.md (UNSPEC_XORSIGN): New unspec.
9941 (xorsign<mode>3): New expander.
9942 (xorsign<mode>3_1): New insn_and_split pattern.
9943 * config/i386/sse.md (xorsign<mode>3): New expander.
9945 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
9947 * config/sparc/sparc.md (*tablejump_sp32): Merge into...
9948 (*tablejump_sp64): Likewise.
9949 (*tablejump<P:mode>): ...this.
9950 (*call_address_sp32): Merge into...
9951 (*call_address_sp64): Likewise.
9952 (*call_address<P:mode>): ...this.
9953 (*call_symbolic_sp32): Merge into...
9954 (*call_symbolic_sp64): Likewise.
9955 (*call_symbolic<P:mode>): ...this.
9956 (call_value): Remove constraint and add predicate.
9957 (*call_value_address_sp32): Merge into...
9958 (*call_value_address_sp64): Likewise.
9959 (*call_value_address<P:mode>): ...this.
9960 (*call_value_symbolic_sp32): Merge into...
9961 (*call_value_symbolic_sp64): Likewise.
9962 (*call_value_symbolic<P:mode>): ...this.
9963 (*sibcall_symbolic_sp32): Merge into...
9964 (*sibcall_symbolic_sp64): Likewise.
9965 (*sibcall_symbolic<P:mode>): ...this.
9966 (sibcall_value): Remove constraint and add predicate.
9967 (*sibcall_value_symbolic_sp32): Merge into...
9968 (*sibcall_value_symbolic_sp64): Likewise.
9969 (*sibcall_value_symbolic<P:mode>): ...this.
9970 (window_save): Minor tweak.
9971 (*branch_sp32): Merge into...
9972 (*branch_sp64): Likewise.
9973 (*branch<P:mode>): ...this.
9975 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
9976 James Clarke <jrtc27@jrtc27.com>
9979 * config/sparc/sparc.c (sparc_legitimize_tls_address): Only use Pmode
9980 consistently in TLS address generation and adjust code to the renaming
9981 of patterns. Mark calls to __tls_get_addr as const.
9982 * config/sparc/sparc.md (tgd_hi22): Turn into...
9983 (tgd_hi22<P:mode>): ...this and use Pmode throughout.
9984 (tgd_lo10): Turn into...
9985 (tgd_lo10<P:mode>): ...this and use Pmode throughout.
9986 (tgd_add32): Merge into...
9987 (tgd_add64): Likewise.
9988 (tgd_add<P:mode>): ...this and use Pmode throughout.
9989 (tldm_hi22): Turn into...
9990 (tldm_hi22<P:mode>): ...this and use Pmode throughout.
9991 (tldm_lo10): Turn into...
9992 (tldm_lo10<P:mode>): ...this and use Pmode throughout.
9993 (tldm_add32): Merge into...
9994 (tldm_add64): Likewise.
9995 (tldm_add<P:mode>): ...this and use Pmode throughout.
9996 (tldm_call32): Merge into...
9997 (tldm_call64): Likewise.
9998 (tldm_call<P:mode>): ...this and use Pmode throughout.
9999 (tldo_hix22): Turn into...
10000 (tldo_hix22<P:mode>): ...this and use Pmode throughout.
10001 (tldo_lox10): Turn into...
10002 (tldo_lox10<P:mode>): ...this and use Pmode throughout.
10003 (tldo_add32): Merge into...
10004 (tldo_add64): Likewise.
10005 (tldo_add<P:mode>): ...this and use Pmode throughout.
10006 (tie_hi22): Turn into...
10007 (tie_hi22<P:mode>): ...this and use Pmode throughout.
10008 (tie_lo10): Turn into...
10009 (tie_lo10<P:mode>): ...this and use Pmode throughout.
10010 (tie_ld64): Use DImode throughout.
10011 (tie_add32): Merge into...
10012 (tie_add64): Likewise.
10013 (tie_add<P:mode>): ...this and use Pmode throughout.
10014 (tle_hix22_sp32): Merge into...
10015 (tle_hix22_sp64): Likewise.
10016 (tle_hix22<P:mode>): ...this and use Pmode throughout.
10017 (tle_lox22_sp32): Merge into...
10018 (tle_lox22_sp64): Likewise.
10019 (tle_lox22<P:mode>): ...this and use Pmode throughout.
10020 (*tldo_ldub_sp32): Merge into...
10021 (*tldo_ldub_sp64): Likewise.
10022 (*tldo_ldub<P:mode>): ...this and use Pmode throughout.
10023 (*tldo_ldub1_sp32): Merge into...
10024 (*tldo_ldub1_sp64): Likewise.
10025 (*tldo_ldub1<P:mode>): ...this and use Pmode throughout.
10026 (*tldo_ldub2_sp32): Merge into...
10027 (*tldo_ldub2_sp64): Likewise.
10028 (*tldo_ldub2<P:mode>): ...this and use Pmode throughout.
10029 (*tldo_ldsb1_sp32): Merge into...
10030 (*tldo_ldsb1_sp64): Likewise.
10031 (*tldo_ldsb1<P:mode>): ...this and use Pmode throughout.
10032 (*tldo_ldsb2_sp32): Merge into...
10033 (*tldo_ldsb2_sp64): Likewise.
10034 (*tldo_ldsb2<P:mode>): ...this and use Pmode throughout.
10035 (*tldo_ldub3_sp64): Use DImode throughout.
10036 (*tldo_ldsb3_sp64): Likewise.
10037 (*tldo_lduh_sp32): Merge into...
10038 (*tldo_lduh_sp64): Likewise.
10039 (*tldo_lduh<P:mode>): ...this and use Pmode throughout.
10040 (*tldo_lduh1_sp32): Merge into...
10041 (*tldo_lduh1_sp64): Likewise.
10042 (*tldo_lduh1<P:mode>): ...this and use Pmode throughout.
10043 (*tldo_ldsh1_sp32): Merge into...
10044 (*tldo_ldsh1_sp64): Likewise.
10045 (*tldo_ldsh1<P:mode>): ...this and use Pmode throughout.
10046 (*tldo_lduh2_sp64): Use DImode throughout.
10047 (*tldo_ldsh2_sp64): Likewise.
10048 (*tldo_lduw_sp32): Merge into...
10049 (*tldo_lduw_sp64): Likewise.
10050 (*tldo_lduw<P:mode>): ...this and use Pmode throughout.
10051 (*tldo_lduw1_sp64): Use DImode throughout.
10052 (*tldo_ldsw1_sp64): Likewise.
10053 (*tldo_ldx_sp64): Likewise.
10054 (*tldo_stb_sp32): Merge into...
10055 (*tldo_stb_sp64): Likewise.
10056 (*tldo_stb<P:mode>): ...this and use Pmode throughout.
10057 (*tldo_sth_sp32): Merge into...
10058 (*tldo_sth_sp64): Likewise.
10059 (*tldo_sth<P:mode>): ...this and use Pmode throughout.
10060 (*tldo_stw_sp32): Merge into...
10061 (*tldo_stw_sp64): Likewise.
10062 (*tldo_stw<P:mode>): ...this and use Pmode throughout.
10063 (*tldo_stx_sp64): Use DImode throughout.
10065 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10067 * config/aarch64/aarch64.c (aarch64_override_options): Add case to
10068 check configure option to set BTI and Return Address Signing.
10069 * configure.ac: Add --enable-standard-branch-protection and
10070 --disable-standard-branch-protection.
10071 * configure: Regenerated.
10072 * doc/install.texi: Document the same.
10074 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10075 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10077 * config.gcc (aarch64*-*-*): Add aarch64-bti-insert.o.
10078 * config/aarch64/aarch64.h: Update comment for TRAMPOLINE_SIZE.
10079 * config/aarch64/aarch64.c (aarch64_asm_trampoline_template): Update
10081 * config/aarch64/aarch64-bti-insert.c: New file.
10082 * config/aarch64/aarch64-passes.def (INSERT_PASS_BEFORE): Insert bti
10084 * config/aarch64/aarch64-protos.h (make_pass_insert_bti): Declare the
10086 * config/aarch64/aarch64.md (unspecv): Add UNSPECV_BTI_NOARG,
10087 UNSPECV_BTI_C, UNSPECV_BTI_J and UNSPECV_BTI_JC.
10088 (bti_noarg, bti_j, bti_c, bti_jc): New define_insns.
10089 * config/aarch64/t-aarch64: Add rule for aarch64-bti-insert.o.
10091 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10093 * config/aarch64/aarch64-protos.h (aarch64_bti_enabled): Declare.
10094 * config/aarch64/aarch64.c (aarch64_handle_no_branch_protection):
10095 Disable bti for -mbranch-protection=none.
10096 (aarch64_handle_standard_branch_protection): Enable bti for
10097 -mbranch-protection=standard.
10098 (aarch64_handle_bti_protection): Enable bti for "bti" in the string to
10099 -mbranch-protection.
10100 (aarch64_bti_enabled): Check if bti is enabled.
10101 * config/aarch64/aarch64.opt: Declare target variable.
10102 * doc/invoke.texi: Add bti to the -mbranch-protection documentation.
10104 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10106 * config/aarch64/aarch64.c (aarch64_expand_prologue): Use new
10107 epilogue/prologue scratch registers EP0_REGNUM and EP1_REGNUM.
10108 (aarch64_expand_epilogue): Likewise.
10109 (aarch64_output_mi_thunk): Likewise
10110 * config/aarch64/aarch64.h (REG_CLASS_CONTENTS): Change
10111 TAILCALL_ADDR_REGS to x16 and x17.
10112 * config/aarch64/aarch64.md: Define EP0_REGNUM and EP1_REGNUM.
10114 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10116 * config/aarch64/aarch64-option-extensions.def: Define
10117 AARCH64_OPT_EXTENSION for memtag, rng, sb, ssbs and predres.
10118 * config/aarch64/aarch64.h (AARCH64_FL_RNG): New.
10119 (AARCH64_FL_MEMTAG, ARCH64_FL_SB, AARCH64_FL_SSBS): New.
10120 (AARCH64_FL_PREDRES): New.
10121 (AARCH64_FL_FOR_ARCH8_5): Add AARCH64_FL_SB, AARCH64_FL_SSBS and
10122 AARCH64_FL_PREDRES by default.
10123 * doc/invoke.texi: Document rng, memtag, sb, ssbs and predres.
10125 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10127 * config/aarch64/aarch64-arches.def: Define AARCH64_ARCH for
10129 * config/aarch64/aarch64.h (AARCH64_FL_V8_5): New.
10130 (AARCH64_FL_FOR_ARCH8_5, AARCH64_ISA_V8_5): New.
10131 * doc/invoke.texi: Document ARMv8.5-A.
10133 2019-01-09 Alejandro Martinez <alejandro.martinezvicente@arm.com>
10135 * config/aarch64/aarch64-sve.md (copysign<mode>3): New define_expand.
10136 (xorsign<mode>3): Likewise.
10138 2019-01-09 Jelinek <jakub@redhat.com>
10140 PR middle-end/88758
10141 * tree.c (initializer_each_zero_or_onep) <case VECTOR_CST>: Use
10142 vector_cst_elt instead of VECTOR_CST_ENCODED_ELT.
10144 PR rtl-optimization/88331
10145 * function.c (assign_stack_local_1): Don't set dynamic_align_addr if
10146 not currently_expanding_to_rtl.
10148 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
10150 * doc/invoke.texi (-Os): Remove trailing spaces.
10151 (-finline-functions): Remove reference to -O2.
10153 2019-01-08 Jakub Jelinek <jakub@redhat.com>
10155 PR rtl-optimization/79593
10156 * config/i386/i386.md (reg = mem; mem = reg): New define_peephole2.
10158 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Delegitimize
10159 UNSPEC_FUSION_GPR to its argument. Formatting fixes.
10161 2019-01-08 Eric Botcazou <ebotcazou@adacore.com>
10164 * config/sparc/sparc.c (function_arg_slotno): Set *PPREGNO & *PPADDING
10168 * config/sparc/sparc.c (sparc_delegitimize_address): Deal with naked
10169 UNSPECs and UNSPEC_MOVE_GOTDATA specifically.
10171 2019-01-08 H.J. Lu <hongjiu.lu@intel.com>
10174 * config/i386/i386.c (ix86_avx_u128_mode_exit): Call
10175 ix86_avx_u128_mode_entry.
10177 2019-01-08 Martin Liska <mliska@suse.cz>
10179 PR tree-optimization/88753
10180 * tree-switch-conversion.c (switch_conversion::build_one_array):
10181 Come up with local variable constructor. Convert first to
10182 type of constructor values.
10184 2019-01-08 Richard Biener <rguenther@suse.de>
10186 PR tree-optimization/86554
10187 * tree-ssa-sccvn.c (eliminate_dom_walker, rpo_elim,
10188 rpo_avail): Move earlier.
10189 (visit_nary_op): When value-numbering to expressions
10190 with different overflow behavior make sure there's an
10191 available expression on the path.
10193 2019-01-08 Sam Tebbs <sam.tebbs@arm.com>
10195 * config/aarch64/aarch64.c (BRANCH_PROTECT_STR_MAX,
10196 aarch64_parse_branch_protection,
10197 struct aarch64_branch_protect_type,
10198 aarch64_handle_no_branch_protection,
10199 aarch64_handle_standard_branch_protection,
10200 aarch64_validate_mbranch_protection,
10201 aarch64_handle_pac_ret_protection,
10202 aarch64_handle_attr_branch_protection,
10203 accepted_branch_protection_string,
10204 aarch64_pac_ret_subtypes,
10205 aarch64_branch_protect_types,
10206 aarch64_handle_pac_ret_leaf): Define.
10207 (aarch64_override_options_after_change_1, aarch64_override_options):
10208 Add check for accepted_branch_protection_string.
10209 (aarch64_option_save): Save accepted_branch_protection_string.
10210 (aarch64_option_restore): Save accepted_branch_protection_string.
10211 * config/aarch64/aarch64.c (aarch64_attributes): Add branch-protection.
10212 * config/aarch64/aarch64.opt: Add mbranch-protection. Deprecate
10213 msign-return-address.
10214 * doc/invoke.texi: Add mbranch-protection.
10216 2019-01-08 Alan Modra <amodra@gmail.com>
10219 * genattrtab.c (max_attr_value, min_attr_value, or_attr_value):
10220 Delete "unknownp" parameter. Adjust callers. Handle
10221 CONST_INT, PLUS, MINUS, and MULT.
10222 (attr_value_aligned): Renamed from or_attr_value.
10223 (min_attr_value): Return INT_MIN for unhandled rtl case..
10224 (min_fn): ..and translate to INT_MAX here.
10225 (write_length_unit_log): Modify to cope without "unknown".
10226 (write_attr_value): Handle IF_THEN_ELSE.
10228 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10230 * tree-vect-stmts.c (vectorizable_store): Don't use the dataref_offset
10231 optimization for masked stores.
10233 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10235 PR middle-end/88567
10236 * tree-vect-loop.c (get_initial_defs_for_reduction): Pass the
10237 output vector directly to duplicate_and_interleave instead of
10238 going through a temporary. Postpone insertion of ctor_seq to
10239 the end of the loop.
10241 2019-01-07 Richard Earnshaw <rearnsha@arm.com>
10244 * config/aarch64/aarch64.c (aarch64_expand_subvti): New parameter
10245 unsigned_p. Handle signed and unsigned overflow correction as
10247 * config/aarch64/aarch64-protos.h (aarch64_expand_subvti): Update
10249 * config/aarch64/aarch64.md (addv<mode>4): Use aarch64_plus_operand
10251 (add<mode>3_compareV_imm): Make this callable for expanding.
10252 (subv<GPI:mode>4): Use register_operand for operand 1. Use
10253 aarch64_plus_operand for operand 2.
10254 (subv<GPI:mode>_insn): New insn pattern.
10255 (subv<GPI:mode>_imm): Likewise.
10256 (negv<GPI:mode>3): New expand pattern.
10257 (negv<GPI:mode>_insn): New insn pattern.
10258 (negv<GPI:mode>_cmp_only): Likewise.
10259 (cmpv<GPI:mode>_insn): Likewise.
10260 (subvti4): Use register_operand for operand 1. Update call to
10261 aarch64_expand_subvti.
10262 (usubvti4): Likewise.
10263 (negvti3): New expand pattern.
10264 (negdi_carryout): New insn pattern.
10265 (negvdi_carryinV): New insn pattern.
10266 (sub<mode3>_compare1_imm): Delete named insn pattern, make anonymous
10267 version the named version.
10268 (peepholes to convert to sub<mode3>_compare1_imm): Adjust order of
10270 (usub<GPI:mode>3_carryinC, usub<GPI:mode>3_carryinC_z1): New insn
10272 (usub<GPI:mode>3_carryinC_z2, usub<GPI:mode>3_carryinC): New insn
10274 (sub<mode>3_carryinCV, sub<mode>3_carryinCV_z1_z2): Delete.
10275 (sub<mode>3_carryinCV_z1, sub<mode>3_carryinCV_z2): Delete.
10276 (sub<mode>3_carryinCV): Delete.
10277 (sub<GPI:mode>3_carryinV): New expand pattern.
10278 sub<mode>3_carryinV, sub<mode>3_carryinV_z2): New insn patterns.
10280 2019-01-07 Richard Biener <rguenther@suse.de>
10282 * tree-ssa-uncprop.c (ssa_equip_hash_traits): Remove in favor
10283 of tree_operand_hash.
10285 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10287 PR tree-optimization/88598
10288 * tree.h (single_nonzero_element): Declare.
10289 * tree.c (single_nonzero_element): New function.
10290 * match.pd: Fold certain reductions of X & CST to X[I] & CST[I]
10291 if I is the only nonzero element of CST.
10293 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10295 PR tree-optimization/88598
10296 * tree.h (initializer_each_zero_or_onep): Declare.
10297 * tree.c (initializer_each_zero_or_onep): New function.
10298 (signed_or_unsigned_type_for): Handle float types too.
10299 (unsigned_type_for, signed_type_for): Update comments accordingly.
10300 * match.pd: Fold x * { 0 or 1, 0 or 1, ...} to
10301 x & { 0 or -1, 0 or -1, ... }.
10303 2019-01-07 Jonathan Wakely <jwakely@redhat.com>
10305 * doc/install.texi: Replace references to x86_64-unknown-linux-gnu
10306 with x86_64-pc-linux-gnu.
10308 2019-01-07 Tom de Vries <tdevries@suse.de>
10311 * config/nvptx/nvptx.c (has_vector_partitionable_routine_calls_p): New
10313 (nvptx_goacc_validate_dims): Force vl32 if calling vector-partitionable
10316 2019-01-07 Jakub Jelinek <jakub@redhat.com>
10318 * config/i386/sse.md (vec_extract<mode><ssehalfvecmodelower>): Use
10319 V_256_512 iterator instead of V_512 and TARGET_AVX instead of
10320 TARGET_AVX512F as condition.
10323 * dwarf2out.c (const_ok_for_output_1): Remove redundant call to
10324 const_not_ok_for_debug_p target hook.
10325 (mem_loc_descriptor) <case UNSPEC>: Only call const_ok_for_output_1
10326 on UNSPEC and subexpressions thereof if all subexpressions of the
10327 UNSPEC are CONSTANT_P.
10329 PR tree-optimization/88676
10330 * tree-ssa-phiopt.c (two_value_replacement): New function.
10331 (tree_ssa_phiopt_worker): Call it.
10334 * cfgexpand.c (expand_stack_vars): Only align prev_offset to
10335 ASAN_MIN_RED_ZONE_SIZE, not to maximum of that and alignb.
10338 * tree-vect-generic.c: Include insn-config.h and recog.h.
10339 (expand_vector_piecewise): Add defaulted ret_type argument,
10340 if non-NULL, use that in preference to type for the result type.
10341 (expand_vector_parallel): Formatting fix.
10342 (do_vec_conversion, do_vec_narrowing_conversion,
10343 expand_vector_conversion): New functions.
10344 (expand_vector_operations_1): Call expand_vector_conversion
10345 for VEC_CONVERT ifn calls.
10346 * internal-fn.def (VEC_CONVERT): New internal function.
10347 * internal-fn.c (expand_VEC_CONVERT): New function.
10348 * fold-const-call.c (fold_const_vec_convert): New function.
10349 (fold_const_call): Use it for CFN_VEC_CONVERT.
10350 * doc/extend.texi (__builtin_convertvector): Document.
10352 2019-01-07 Tom de Vries <tdevries@suse.de>
10354 * config/nvptx/nvptx-protos.h (nvptx_output_red_partition): Declare.
10355 * config/nvptx/nvptx.c (vector_red_size, vector_red_align,
10356 vector_red_partition, vector_red_sym): New global variables.
10357 (nvptx_option_override): Initialize vector_red_sym.
10358 (nvptx_declare_function_name): Restore red_partition register.
10359 (nvptx_file_end): Emit code to declare the vector reduction variables.
10360 (nvptx_output_red_partition): New function.
10361 (nvptx_expand_shared_addr): Add vector argument. Use it to handle
10362 large vector reductions.
10363 (enum nvptx_builtins): Add NVPTX_BUILTIN_VECTOR_ADDR.
10364 (nvptx_init_builtins): Add VECTOR_ADDR.
10365 (nvptx_expand_builtin): Update call to nvptx_expand_shared_addr.
10366 Handle nvptx_expand_shared_addr.
10367 (nvptx_get_shared_red_addr): Add vector argument and handle large
10369 (nvptx_goacc_reduction_setup): Add offload_attrs argument and handle
10371 (nvptx_goacc_reduction_init): Likewise.
10372 (nvptx_goacc_reduction_fini): Likewise.
10373 (nvptx_goacc_reduction_teardown): Likewise.
10374 (nvptx_goacc_reduction): Update calls to nvptx_goacc_reduction_{setup,
10375 init,fini,teardown}.
10376 (nvptx_init_axis_predicate): Initialize vector_red_partition.
10377 (nvptx_set_current_function): Init vector_red_partition.
10378 * config/nvptx/nvptx.md (UNSPECV_RED_PART): New unspecv.
10379 (nvptx_red_partition): New insn.
10380 * config/nvptx/nvptx.h (struct machine_function): Add red_partition.
10382 2019-01-07 Tom de Vries <tdevries@suse.de>
10385 * config/nvptx/nvptx.c (nvptx_process_pars): Don't emit barriers for
10388 2019-01-07 Tom de Vries <tdevries@suse.de>
10390 * config/nvptx/nvptx.c (oacc_bcast_partition): Declare.
10391 (nvptx_option_override): Init oacc_bcast_partition.
10392 (nvptx_init_oacc_workers): New function.
10393 (nvptx_declare_function_name): Call nvptx_init_oacc_workers.
10394 (nvptx_needs_shared_bcast): New function.
10395 (nvptx_find_par): Generalize to enable vectors to use shared-memory
10396 to propagate state.
10397 (nvptx_shared_propagate): Initialize vector bcast partition and
10398 synchronization state.
10399 (nvptx_single): Generalize to enable vectors to use shared-memory
10400 to propagate state.
10401 (nvptx_process_pars): Likewise.
10402 (nvptx_set_current_function): Initialize oacc_broadcast_partition.
10403 * config/nvptx/nvptx.h (struct machine_function): Add
10404 bcast_partition and sync_bar members.
10406 2019-01-07 Tom de Vries <tdevries@suse.de>
10408 * config/nvptx/nvptx.c (nvptx_welformed_vector_length_p)
10409 (nvptx_apply_dim_limits): New function.
10410 (nvptx_goacc_validate_dims_1): Allow PTX_MAX_VECTOR_LENGTH larger than
10413 2019-01-07 Tom de Vries <tdevries@suse.de>
10415 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Move warnings to
10416 as late as possible.
10418 2019-01-07 Tom de Vries <tdevries@suse.de>
10420 * config/nvptx/nvptx.c (PTX_VECTOR_LENGTH): Remove.
10421 (PTX_DEFAULT_VECTOR_LENGTH, PTX_MAX_VECTOR_LENGTH): Define.
10422 (nvptx_goacc_validate_dims_1, nvptx_dim_limit)
10423 (nvptx_goacc_reduction_fini): Use PTX_DEFAULT_VECTOR_LENGTH,
10424 PTX_MAX_VECTOR_LENGTH and PTX_WARP_SIZE instead of PTX_VECTOR_LENGTH.
10426 2019-01-07 Tom de Vries <tdevries@suse.de>
10428 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Add asserts.
10430 2019-01-07 Tom de Vries <tdevries@suse.de>
10432 * omp-offload.c (oacc_get_min_dim): New function.
10433 * omp-offload.h (oacc_get_min_dim): Declare.
10435 2018-12-26 Mateusz B <mateuszb@poczta.onet.pl>
10438 * config/i386/i386.c (function_value_ms_64): Return small sturct in
10439 AX_REG and float/double in FIRST_SSE_REG for 4 or 8 byte modes.
10441 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10445 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
10447 * ipa-inline.c (edge_badness): Use inlined_time instead of
10448 inline_summaries->get.
10450 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10452 * opts.c (enable_fdo_optimizations): Enable
10453 version-loops-for-strides, loop-interchange, unrol-and-jam
10454 and tree-loop-distribution.
10455 * invoke.texi: Document newly enabled options.
10457 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10459 * doc/invoke.texi (max-inline-insns-small): New parameters.
10460 * ipa-inline.c (want_early_inline_function_p): simplify.
10461 (want_inline_small_function_p): Fix pasto from previous patch;
10462 use max-inline-insns-small bound.
10463 * params.def (max-inline-insns-small): New param.
10464 * ipa-fnsummary.c (analyze_function_body): Initialize time/size
10465 variables correctly.
10467 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10469 * doc/invoke.texi: Document max-inline-insns-size,
10470 uninlined-function-insns, uninlined-function-time,
10471 uninlined-thunk-insns and uninlined-thunk-time.
10472 * params.def: Add max-inline-insns-size,
10473 uninlined-function-insns, uninlined-function-time,
10474 uninlined-thunk-insns and uninlined-thunk-time.
10475 * ipa-fnsummary.c (compute_fn_summary, analyze_function_body): Use
10477 * ipa-inline.c (can_inline_edge_by_limits_p,
10478 want_inline_small_function_p): Use new parameters.
10480 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10482 * ipa-fnsummary.c (analyze_function_body): Fix accounting of time.
10484 2019-01-05 Jakub Jelinek <jakub@redhat.com>
10486 PR middle-end/82564
10488 * expr.c (expand_assignment): For calls returning VLA structures
10489 if to_rtx is not a MEM, force it into a stack temporary.
10492 * dwarf2out.c (const_ok_for_output_1): Reject MINUS that contains
10493 SYMBOL_REF, CODE_LABEL or UNSPEC in subexpressions of second argument.
10494 Reject PLUS that contains SYMBOL_REF, CODE_LABEL or UNSPEC in
10495 subexpressions of both operands.
10496 (mem_loc_descriptor): Handle UNSPEC if target hook acks it and all the
10497 subrtxes are CONSTANT_P.
10498 * config/i386/i386.c (ix86_const_not_ok_for_debug_p): Revert
10499 2018-11-09 changes.
10501 2019-01-04 Jan Hubicka <hubicka@ucw.cz>
10503 * params.def (hot-bb-count-ws-permille): Set to 990.
10505 2019-01-04 Martin Sebor <msebor@redhat.com>
10508 * attribs.c (decls_mismatched_attributes): Avoid warning for attribute
10511 2019-01-04 Martin Sebor <msebor@redhat.com>
10514 * doc/extend.texi (attribute alloc_align, alloc_size): Update.
10516 2019-01-04 Jakub Jelinek <jakub@redhat.com>
10518 * gdbinit.in: Turn off pagination for the skip commands, restore
10519 it to previous state afterwards.
10521 2019-01-04 Jakub Jelinek <jakub@redhat.com>
10524 * config/i386/i386.c (ix86_expand_divmod_libfunc): Use mode instead
10525 of GET_MODE (opN) as modes of the libcall arguments.
10527 2019-01-04 Jan Beulich <jbeulich@suse.com>
10529 * config/i386/sse.md
10530 (<avx512>_cmp<mode>3<mask_scalar_merge_name><round_saeonly_name>,
10531 <avx512>_cmp<mode>3<mask_scalar_merge_name>,
10532 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
10533 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
10534 avx512f_vmcmp<mode>3<round_saeonly_name>,
10535 avx512f_vmcmp<mode>3_mask<round_saeonly_name>,
10536 avx512f_maskcmp<mode>3,
10537 <avx512>_cvt<ssemodesuffix>2mask<mode>,
10538 <avx512>_cvt<ssemodesuffix>2mask<mode>,
10539 *<avx512>_cvtmask2<ssemodesuffix><mode>,
10540 *<avx512>_cvtmask2<ssemodesuffix><mode>,
10541 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
10542 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
10543 <avx512>_gt<mode>3<mask_scalar_merge_name>,
10544 <avx512>_gt<mode>3<mask_scalar_merge_name>,
10545 <avx512>_testm<mode>3<mask_scalar_merge_name>,
10546 <avx512>_testnm<mode>3<mask_scalar_merge_name>,
10547 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext,
10548 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext_mask,
10549 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext,
10550 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext_mask,
10551 avx512cd_maskb_vec_dup<mode>,
10552 avx512cd_maskw_vec_dup<mode>,
10553 avx512dq_fpclass<mode><mask_scalar_merge_name>,
10554 avx512dq_vmfpclass<mode>,
10555 avx512vl_vpshufbitqmb<mode><mask_scalar_merge_name>): Use =k
10558 2019-01-03 Martin Sebor <msebor@redhat.com>
10560 PR tree-optimization/88659
10561 * calls.c (maybe_warn_nonstring_arg): Avoid assuming maxlen is set.
10563 2019-01-03 Aaron Sawdey <acsawdey@linux.ibm.com>
10565 * config/rs6000/rs6000-string.c (expand_block_move): Don't use
10566 unaligned vsx and avoid lxvd2x/stxvd2x.
10567 (gen_lvx_v4si_move): New function.
10569 2019-01-03 Tom de Vries <tdevries@suse.de>
10571 * config/nvptx/nvptx.c (MACH_VECTOR_LENGTH, MACH_MAX_WORKERS): Define.
10572 (init_axis_dim, nvptx_mach_max_workers, nvptx_mach_vector_length): New
10574 * config/nvptx/nvptx.h (struct machine_function): Add axis_dims.
10576 2019-01-03 Tom de Vries <tdevries@suse.de>
10578 * config/nvptx/nvptx.c (struct offload_attrs): New.
10579 (populate_offload_attrs): New function. Factor mask extraction out of
10580 nvptx_reorg. Add extraction of dimensions.
10581 (nvptx_reorg): Use populate_offload_attrs.
10583 2019-01-03 Tom de Vries <tdevries@suse.de>
10585 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add early-out
10586 cases for oacc_min_dims_p and routine_p. Add asserts for
10587 oacc_default_dims_p and offload_region_p.
10589 2019-01-03 Tom de Vries <tdevries@suse.de>
10591 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): New function,
10592 factored out of ...
10593 (nvptx_goacc_validate_dims): ... here.
10595 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
10597 PR tree-optimization/85574
10598 * tree-ssa-uncprop.c (struct equiv_hash_elt): Remove unused
10600 (struct ssa_equip_hash_traits): Declare.
10601 (val_ssa_equiv): Use custom hash traits using operand_equal_p.
10603 2019-01-03 Jakub Jelinek <jakub@redhat.com>
10606 * dwarf2out.c (modified_type_die): If type is equal to sizetype,
10607 change it to qualified_type.
10609 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
10611 * ipa-utils.c (scale_ipa_profile_for_fn): Break out from ...
10612 (ipa_merge_profiles): ... here; do not ICE on thunks and aliases.
10614 2019-01-02 Martin Sebor <msebor@redhat.com>
10615 Jeff Law <law@redhat.com>
10617 * gimple-fold.c (strlen_range_kind): Remove SRK_LENRANGE_2.
10618 (get_range_strlen_tree): Update appropriately.
10620 * gimple-fold.h (get_range_strlen): Drop unused last argument.
10622 * gimple-fold.c (gimple_fold_builtin_strlen): Use set_strlen_range
10623 rather than set_range_info.
10624 * tree-ssa-strlen.c (set_strlen_range): Extracted from
10625 maybe_set_strlen_range. Handle potentially boundary crossing
10626 cases more conservatively.
10627 (maybe_set_strlen_range): Parts refactored into set_strlen_range.
10628 Call set_strlen_range.
10629 * tree-ssa-strlen.h (set_strlen_range): Add prototype.
10631 PR middle-end/88663
10632 * gimple-fold.c (get_range_strlen): Update prototype to no longer
10633 need the flexp argument.
10634 (get_range_strlen_tree): Drop flexp argument. Drop flexp argument
10635 from calls to get_range_strlen. Update comments. Just update
10636 VAL for an unterminated const char array and let the reset of the
10637 code handle it normally. No longer try to set *flexp. Adjust
10639 (get_range_strlen): Update for the new get_range_strlen API.
10640 (get_maxval_strlen): Similarly.
10641 (gimple_fold_builtin_strlen): Handle update meaning of return value
10642 from get_range_strlen.
10643 * gimple-ssa-sprintf.c (get_string_length): Update for the new
10644 get_range_strlen API.
10646 2019-01-02 Jan Hubicka <hubicka@ucw.cz>
10649 * varpool.c (varpool_node::ctor_useable_for_folding_p): Also return
10650 false at WPA time when body was removed.
10652 2019-01-02 Martin Liska <mliska@suse.cz>
10654 PR tree-optimization/88650
10655 * predict.c (set_even_probabilities): Calculate probability
10656 remainer only when really used.
10658 2019-01-02 Richard Biener <rguenther@suse.de>
10660 PR middle-end/88651
10661 * tree-data-ref.c (analyze_subscript_affine_affine): Use
10662 widest_ints when mangling max_stmt_execution results.
10664 2019-01-02 Richard Biener <rguenther@suse.de>
10666 PR tree-optimization/88621
10667 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Fix pastos, avoid
10668 bitfields when canoncalizing.
10670 2019-01-02 Richard Biener <rguenther@suse.de>
10673 * config/i386/x86-tune-costs.h (intel_cost): Adjust
10674 cost of cheap SSE instruction.
10676 2019-01-02 Richard Biener <rguenther@suse.de>
10679 * ipa-icf.h (sem_item_optimizer::sort_congruence_split): Declare.
10680 * ipa-icf.c (sem_item_optimizer::sort_congruence_split): New
10682 (sem_item_optimizer::do_congruence_step_f): Sort the congruence
10683 set after UIDs before splitting them.
10685 2019-01-01 Martin Sebor <msebor@redhat.com>
10686 Jeff Law <law@redhat.com>
10688 * gimple-fold.c (get_range_strlen_tree): Record if the computed
10689 length is optimistic. If it is, then arrange to compute the
10690 conservative length as well.
10692 * gimple-fold.h (get_range_strlen): Update prototype.
10693 * builtins.c (check_access): Update call to get_range_strlen to use
10694 c_strlen_data pointer. Change various variable accesses to instead
10695 pull data from the c_strlen_data structure.
10696 (check_strncat_sizes, expand_builtin_strncat): Likewise.
10697 * calls.c (maybe_warn_nonstring_arg): Likewise.
10698 * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Likewise. Reset
10699 minimum length if maximum lengh is unknown.
10700 * gimple-ssa-sprintf.c (get_string_length): Likewise. Drop code
10701 that used c_strlen, it's no longer needed. Restructure slightly.
10702 (format_string): Set unlikely range appropriately.
10703 * gimple-fold.c (get_range_strlen): Update comments. Fix minor
10705 (get_range_strlen): Accept c_strlen_data pointer for external
10706 call sites as well. Pass through to call to internal get_range_strlen.
10707 Adjust minlen, maxlen and maxbound as needed.
10708 (get_maxval_strlen): Update comments.
10709 (gimple_fold_builtin_strlen): Update call to get_range_strlen
10710 to use c_strlen_data pointer. Change variable accesses to instead
10711 use c_strlen_data data members.
10713 * gimple-fold.c (get_range_strlen): Update prototype.
10714 (get_range_strlen_tree): Update prototype. Drop minlen/maxlen
10715 local variables. Use pdata to return information to caller.
10716 Update calls to get_range_strlen. Update pdata->maxbound.
10717 (get_range_strlen -- static version): Similarly.
10718 (get_range_strlen -- extern version): Update for internal
10719 get_range_strlen API change. Convert to external data format.
10720 (get_maxval_strlen): Similarly.
10722 2019-01-01 Jan Hubicka <hubicka@ucw.cz>
10724 * coverage.c (get_coverage_counts): Use current_function_decl.
10725 * profile.c (read_thunk_profile): New function.
10726 (branch_prob): Add THUNK parameter.
10727 * tree-profile.c (tree_profiling): Handle thunks.
10728 * value-prof.c (init_node_map): Handle thunks.
10729 * value-prof.h (branch_prob): Upate prototype.
10730 (read_thunk_profile): Declare.
10732 2019-01-01 Jakub Jelinek <jakub@redhat.com>
10734 Update copyright years.
10736 * gcc.c (process_command): Update copyright notice dates.
10737 * gcov-dump.c (print_version): Ditto.
10738 * gcov.c (print_version): Ditto.
10739 * gcov-tool.c (print_version): Ditto.
10740 * gengtype.c (create_file): Ditto.
10741 * doc/cpp.texi: Bump @copying's copyright year.
10742 * doc/cppinternals.texi: Ditto.
10743 * doc/gcc.texi: Ditto.
10744 * doc/gccint.texi: Ditto.
10745 * doc/gcov.texi: Ditto.
10746 * doc/install.texi: Ditto.
10747 * doc/invoke.texi: Ditto.
10749 Copyright (C) 2019 Free Software Foundation, Inc.
10751 Copying and distribution of this file, with or without modification,
10752 are permitted in any medium without royalty provided the copyright
10753 notice and this notice are preserved.