1 2019-06-05 Jakub Jelinek <jakub@redhat.com>
4 * var-tracking.c (vt_expand_loc_callback): Don't create raw subregs
5 with VOIDmode inner operands.
7 2019-06-05 Richard Biener <rguenther@suse.de>
10 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
11 turn an expression graph into a tree.
13 2019-06-05 Jakub Jelinek <jakub@redhat.com>
15 * omp-expand.c (struct omp_region): Add has_lastprivate_conditional
17 (expand_parallel_call): If region->inner->has_lastprivate_conditional,
18 treat it like explicit monotonic schedule modifier.
19 (expand_omp_for): Initialize has_lastprivate_conditional.
20 If fd.lastprivate_conditional != 0, treat it like explicit monotonic
23 * omp-low.c (lower_rec_input_clauses): For lastprivate conditional
24 references, lookup in in hash map MEM_REF operand instead of the
26 (lower_omp_1): When looking for lastprivate conditional assignments,
27 handle MEM_REFs with REFERENCE_TYPE operands.
29 * omp-low.c (lower_rec_input_clauses): Force max_vf if is_simd and
30 on privatization clauses OMP_CLAUSE_DECL is privatized by reference
31 and references a VLA. Handle references to non-VLAs if is_simd
32 all privatization clauses like reductions.
33 (lower_rec_input_clauses) <case do_private, case do_firstprivate>:
34 If omp_is_reference, use always omp simd arrays and set
35 DECL_VALUE_EXPR in that case, if lower_rec_simd_input_clauses
36 fails, emit reference initialization.
38 2019-06-05 Hongtao Liu <hongtao.liu@intel.com>
41 * config/i386/avx512dqintrin.h (_mm_mask_fpclass_ss_mask,
42 _mm_mask_fpclass_sd_mask): New intrinsics.
43 (_mm_fpclass_ss_mask, _mm_fpclass_sd_mask): Modified, use new builtins.
44 * config/i386/i386-builtin.def
45 (__builtin_ia32_fpclassss_mask, __builtin_ia32_fpclasssd_mask):
47 (__builtin_ia32_fpclassss, __builtin_ia32_fpclasssd): Deleted.
48 * config/i386/i386-builtin-types.def (DEF_FUNCTION_TYPE (QI, V2DF, INT),
49 DEF_FUNCTION_TYPE (QI, V4SF, INT)): Deleted.
50 * config/i386/i386-expand.c (case QI_FTYPE_V4SF_INT,
51 case QI_FTYPE_V2SF_INT): Ditto.
53 (define_insn "avx512dq_vmfpclass<mode><mask_scalar_merge_name>):
54 Extended to insnstructions with mask operands.
56 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
58 * config/rs6000/constraints.md (define_register_constraint "wp"):
60 (define_register_constraint "wq"): Delete.
61 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
62 (rs6000_init_hard_regno_mode_ok): Adjust.
63 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
64 RS6000_CONSTRAINT_wp and RS6000_CONSTRAINT_wq.
65 * config/rs6000/vsx.md (define_mode_attr VSr3): Delete.
66 (define_mode_attr VSa): Delete.
67 (define_mode_attr VSisa): New.
68 (rest of file): Adjust.
69 * doc/md.texi (Machine Constraints): Adjust.
71 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
73 * config/rs6000/rs6000.md (define_attr "isa"): Add p9kf and p9tf.
74 (define_attr "enabled"): Handle those new isa values.
76 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
78 * config/rs6000/vsx.md (define_mode_attr VSr4): Delete.
79 (define_mode_attr VSr5): Delete.
80 (define_mode_attr VStype_sqrt): Delete.
81 (define_mode_iterator VSX_SPDP): Delete.
82 (define_mode_attr VS_spdp_res): Delete.
83 (define_mode_attr VS_spdp_insn): Delete.
84 (define_mode_attr VS_spdp_type): Delete.
85 (*vsx_sqrt<mode>2): Adjust.
86 (vsx_<VS_spdp_insn>): Delete, split to...
87 (vsx_xscvdpsp): ... this. New. And...
88 (vsx_xvcvspdp): ... this. New. And...
89 (vsx_xvcvdpsp): ... this. New.
91 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
93 * config/rs6000/rs6000.md (define_mode_attr sd): Add values for V4SF
95 * config/rs6000/vsx.md (define_mode_attr VSs): Delete.
96 (rest of file): Adjust.
98 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
100 * config/rs6000/vsx.md (vsx_<VS_spdp_insn>): Use wa instead of <VSa>.
101 (vsx_extract_<mode>_var): Ditto.
103 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
105 * config/rs6000/vsx.md: Replace all <VSa> that are used with VSX_TI
108 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
110 * config/rs6000/constraints.md (define_register_constraint "ww"):
112 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
113 (rs6000_init_hard_regno_mode_ok): Adjust.
114 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
115 RS6000_CONSTRAINT_ww.
116 * config/rs6000/rs6000.md: Adjust.
117 * config/rs6000/vsx.md: Adjust.
118 * doc/md.texi (Machine Constraints): Adjust.
120 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
122 * config/rs6000/rs6000.md (SFDF, SFDF2): Adjust comments.
123 (define_mode_attr sd): New.
124 (define_mode_attr s): New.
125 (define_mode_attr Ftrad): Delete.
126 (define_mode_attr Fvsx): Delete.
127 (define_mode_attr Fs): Delete.
128 (rest of file): Use the new mode attributes.
129 * config.rs6000/vsx.md: Use the new mode attributes.
131 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
133 * config/rs6000/vsx.md: Replace all <VSa> that are used with VSX_W
136 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
138 * config/rs6000/vsx.md (define_mode_attr VSr2): Delete.
139 (rest of file): Replace all <VSa>, <VSr>, <VSr2>, and <VSr3> that are
140 used with VSX_B, VSX_D, or VSX_F, with just "wa".
142 2019-06-04 Bill Schmidt <wschmidt@linux.ibm.com>
145 * config/rs6000/altivec.h: Don't #define vector, pixel, bool for
146 C++ with strict ANSI requirements.
148 2019-06-04 Marc Glisse <marc.glisse@inria.fr>
150 * tree-ssa-loop-niter.c (number_of_iterations_ne): Skip
151 computations when step is 1.
153 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
155 * config/rs6000/constraints.md (define_register_constraint "wf"):
157 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
158 (rs6000_init_hard_regno_mode_ok): Adjust.
159 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
160 RS6000_CONSTRAINT_wf.
161 * config/rs6000/rs6000.md: Adjust.
162 * config/rs6000/vsx.md: Adjust.
163 * doc/md.texi (Machine Constraints): Adjust.
165 2019-06-04 Andrew Pinski <apinski@marvell.com>
167 * config/aarch64/aarch64.c (aarch64_asan_shadow_offset):
170 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
172 * config/rs6000/constraints.md (define_register_constraint "wd"):
174 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
175 (rs6000_init_hard_regno_mode_ok): Adjust.
176 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
177 RS6000_CONSTRAINT_wd.
178 * config/rs6000/rs6000.md: Adjust.
179 * config/rs6000/vsx.md: Adjust.
180 * doc/md.texi (Machine Constraints): Adjust.
182 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
184 * config/rs6000/rs6000.md (define_mode_attr Fv2): Delete.
185 (rest of file): Adjust.
187 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
189 * config/rs6000/vsx.md (define_mode_attr VS_64reg): Delete.
190 (*vsx_extract_<P:mode>_<VSX_D:mode>_load): Adjust.
191 (vsx_splat_<mode>_reg): Adjust.
193 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
195 * config/rs6000/constraints.md (define_register_constraint "ws"):
197 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
198 (rs6000_init_hard_regno_mode_ok): Adjust.
199 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
200 RS6000_CONSTRAINT_ws.
201 * config/rs6000/rs6000.md: Adjust.
202 * config/rs6000/vsx.md: Adjust.
203 * doc/md.texi (Machine Constraints): Adjust.
205 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
207 * config/rs6000/constraints.md (define_register_constraint "wv"):
209 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
210 (rs6000_init_hard_regno_mode_ok): Adjust.
211 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
212 RS6000_CONSTRAINT_wv.
213 * config/rs6000/rs6000.md: Adjust.
214 * config/rs6000/vsx.md: Adjust.
215 * doc/md.texi (Machine Constraints): Adjust.
217 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
219 * config/rs6000/constraints.md (define_register_constraint "wi"):
221 (define_register_constraint "wt"): Delete.
222 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
223 (rs6000_init_hard_regno_mode_ok): Adjust.
224 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
225 RS6000_CONSTRAINT_wi and RS6000_CONSTRAINT_wt.
226 * config/rs6000/rs6000.md: Adjust.
227 * config/rs6000/vsx.md: Adjust.
228 * doc/md.texi (Machine Constraints): Adjust.
230 2019-06-04 Szabolcs Nagy <szabolcs.nagy@arm.com>
232 * config/aarch64/aarch64-protos.h (aarch64_asm_output_external): Remove
234 * config/aarch64/aarch64.c (aarch64_asm_output_external): Call
235 default_elf_asm_output_external.
237 2019-06-04 Martin Liska <mliska@suse.cz>
239 * ipa-icf.c (INCLUDE_LIST): Remove.
240 (sem_item_optimizer::execute): Remove call to init_wpa.
241 * ipa-icf.h (init_wpa): Remove.
243 2019-06-04 Jakub Jelinek <jakub@redhat.com>
245 * gimplify.c (gimplify_scan_omp_clauses): Don't sorry_at on lastprivate
246 conditional on combined for simd.
247 * omp-low.c (struct omp_context): Add combined_into_simd_safelen0
249 (lower_rec_input_clauses): For gimple_omp_for_combined_into_p max_vf 1
250 constructs, don't remove lastprivate_conditional_map, but instead set
251 ctx->combined_into_simd_safelen0 and adjust hash_map, so that it points
252 to parent construct temporaries.
253 (lower_lastprivate_clauses): Handle ctx->combined_into_simd_safelen0
254 like !ctx->lastprivate_conditional_map.
255 (lower_omp_1) <case GIMPLE_ASSIGN>: If up->combined_into_simd_safelen0,
256 use up->outer context instead of up.
257 * omp-expand.c (expand_omp_for_generic): Perform cond_var bump even if
258 gimple_omp_for_combined_p.
259 (expand_omp_for_static_nochunk): Likewise.
260 (expand_omp_for_static_chunk): Add forgotten cond_var bump that was
261 probably moved over into expand_omp_for_generic rather than being copied
264 2019-06-04 Martin Liska <mliska@suse.cz>
266 * value-prof.c (dump_histogram_value): Fix typo.
267 (gimple_mod_subtract_transform): Likewise.
269 2019-06-04 Richard Biener <rguenther@suse.de>
272 * tree-chrec.c (chrec_contains_symbols): Add to visited.
273 (tree_contains_chrecs): Likewise.
274 (chrec_contains_symbols_defined_in_loop): Move here and avoid
275 exponential behaivor from ...
276 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
278 (expression_expensive_p): Avoid exponential behavior and compute
279 expanded size, rejecting any expansion.
280 * tree-ssa-loop-ivopts.c (abnormal_ssa_name_p): Remove.
281 (idx_contains_abnormal_ssa_name_p): Likewise.
282 (contains_abnormal_ssa_name_p_1): New helper for walk_tree.
283 (contains_abnormal_ssa_name_p): Simplify and use
284 walk_tree_without_duplicates.
286 2019-06-04 Richard Biener <rguenther@suse.de>
288 PR tree-optimization/90738
290 2019-06-03 Richard Biener <rguenther@suse.de>
292 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
293 full reference tree and record in ref->ref.
294 (vn_reference_lookup_3): Pass in original ref to
295 ao_ref_init_from_vn_reference.
296 (vn_reference_lookup): Likewise.
297 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
298 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
299 Handle non-decl bases in the original reference.
301 2019-06-04 Martin Liska <mliska@suse.cz>
303 * ipa-icf.c (sem_item_optimizer::add_item_to_class): Count
304 number of references.
305 (sem_item_optimizer::do_congruence_step):
306 (sem_item_optimizer::worklist_push): Dump how references
308 (sem_item_optimizer::worklist_pop): Use heap.
309 (sem_item_optimizer::process_cong_reduction): Likewise.
310 * ipa-icf.h: Use fibonacci_heap insteam of std::list.
312 2019-06-04 Martin Liska <mliska@suse.cz>
314 * ipa-icf.h (struct sem_usage_pair_hash): New.
315 (sem_usage_pair_hash::hash): Likewise.
316 (sem_usage_pair_hash::equal): Likewise.
317 (struct sem_usage_hash): Likewise.
318 * ipa-icf.c (sem_item::sem_item): Initialize
320 (sem_item::add_reference): Register a reference
321 in ref_map and not in target->usages.
322 (sem_item::setup): Remove initialization of
324 (sem_item::~sem_item): Remove usage of dead vectors.
325 (sem_item::dump): Remove dump of references.
326 (sem_item_optimizer::sem_item_optimizer): Initialize
328 (sem_item_optimizer::read_section): Remove useless
330 (sem_item_optimizer::parse_funcs_and_vars): Likewise here.
331 (sem_item_optimizer::build_graph): Pass m_references
333 (sem_item_optimizer::verify_classes): Remove usage of dead
335 (sem_item_optimizer::traverse_congruence_split): Return true
336 when a class is split.
337 (sem_item_optimizer::do_congruence_step_for_index): Use
338 hash_map for look up of (sem_item *, index). That brings
339 significant speed up.
340 (sem_item_optimizer::do_congruence_step): Return true
341 when a split is done.
342 (congruence_class::is_class_used): Use referenced_by_count.
344 2019-06-04 Alan Modra <amodra@gmail.com>
347 * config/rs6000/rs6000.c (rs6000_call_aix): Correct r271753 merge
350 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
352 * config/rs6000/rs6000.h (MASK_MFPGPR): Delete.
353 * config/rs6000/rs6000.c (direct_move_p): Adjust.
354 (rs6000_secondary_reload_simple_move): Adjust.
355 (rs6000_opt_masks): Neuter the "mfpgpr" option.
356 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Adjust.
357 * config/rs6000/rs6000-cpus.def (ISA_2_5_MASKS_EMBEDDED): Adjust
360 * config/rs6000/rs6000.md (floatsi<mode>2_lfiwax): Adjust.
361 (floatunssi<mode>2_lfiwzx): Adjust.
362 (fix_trunc<mode>si2_stfiwx): Adjust.
363 (fixuns_trunc<mode>si2_stfiwx): Adjust.
364 * config/rs6000/rs6000.opt (mno-mfpgpr): New.
365 (mfpgpr): Mark as deprecated.
366 * doc/extend.texi (PowerPC Function Attributes): Delete mfpgpr.
367 (Basic PowerPC Built-in Functions Available on ISA 2.05): Adjust.
368 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete -mmfpgpr.
370 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
372 * config/rs6000/constraints.md (define_register_constraint "wg"):
374 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
375 RS6000_CONSTRAINT_wg.
376 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
377 (rs6000_init_hard_regno_mode_ok): Adjust.
378 * config/rs6000/rs6000.md (*mov<mode>_softfloat32, *movdi_internal64):
379 Delete "wg" alternatives.
380 * doc/md.texi (Machine Constraints): Adjust.
382 2019-06-03 Alan Modra <amodra@gmail.com>
384 * bb-reorder.c (copy_bb_p): Don't overflow size calculation.
385 (get_uncond_jump_length): Assert length less than INT_MAX and
388 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
391 * builtins.c (expand_builtin_longjmp): Add frame clobbers and schedule
393 (expand_builtin_nonlocal_goto): Likewise.
395 2019-06-03 Szabolcs Nagy <szabolcs.nagy@arm.com>
397 * config/aarch64/aarch64-protos.h (aarch64_asm_output_alias): Declare.
398 (aarch64_asm_output_external): Declare.
399 * config/aarch64/aarch64.c (aarch64_asm_output_variant_pcs): New.
400 (aarch64_declare_function_name): Call aarch64_asm_output_variant_pcs.
401 (aarch64_asm_output_alias): New.
402 (aarch64_asm_output_external): New.
403 * config/aarch64/aarch64.h (ASM_OUTPUT_DEF_FROM_DECLS): Define.
404 (ASM_OUTPUT_EXTERNAL): Define.
406 2019-06-03 Aldy Hernandez <aldyh@redhat.com>
407 * tree-vrp.h (value_range_base::nonzero_p): New.
408 (value_range_base::set_nonnull): Rename to...
409 (value_range_base::set_nonzero): ...this.
410 (value_range_base::set_null): Rename to...
411 (value_range_base::set_zero): ...this.
412 (value_range::set_nonnull): Remove.
413 (value_range::set_null): Remove.
414 * tree-vrp.c (range_is_null): Remove.
415 (range_is_nonnull): Remove.
416 (extract_range_from_binary_expr): Use value_range_base::*zero_p
417 instead of range_is_*null.
418 (extract_range_from_unary_expr): Same.
419 (value_range_base::set_nonnull): Rename to...
420 (value_range_base::set_nonzero): ...this.
421 (value_range::set_nonnull): Remove.
422 (value_range_base::set_null): Rename to...
423 (value_range_base::set_zero): ...this.
424 (value_range::set_null): Remove.
425 (extract_range_from_binary_expr): Rename set_*null uses to
427 (extract_range_from_unary_expr): Same.
428 (union_helper): Same.
429 * vr-values.c (get_value_range): Use set_*zero instead of
431 (vr_values::extract_range_from_binary_expr): Same.
432 (vr_values::extract_range_basic): Same.
434 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
437 * opts.c (parse_and_check_align_values): Allow 4 alignment values.
439 2019-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
441 * config/aarch64/iterators.md (MAX_OPP): New code attr.
442 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Rename to...
443 (aarch64_<su>abd<mode>_3): ... This.
444 (<sur>sadv16qi): Add TARGET_DOTPROD expansion.
446 2019-06-03 Richard Biener <rguenther@suse.de>
448 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
449 full reference tree and record in ref->ref.
450 (vn_reference_lookup_3): Pass in original ref to
451 ao_ref_init_from_vn_reference.
452 (vn_reference_lookup): Likewise.
453 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
454 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
455 Handle non-decl bases in the original reference.
457 2019-06-03 Martin Liska <mliska@suse.cz>
459 * doc/generic.texi: Remove Java Trees.
461 2019-06-03 Martin Liska <mliska@suse.cz>
463 * fold-const.c (operand_equal_p): Fix typo as compare_tree_int
464 returns 0 when operands are equal.
466 2019-06-03 Richard Biener <rguenther@suse.de>
468 PR tree-optimization/90716
469 * tree-loop-distribution.c (destroy_loop): Process blocks in
472 2019-06-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
475 * vector-builder.h (vector_builder::count_dups): New method.
476 * config/aarch64/aarch64-protos.h (aarch64_expand_sve_vector_init):
478 * config/aarch64/aarch64/sve.md (aarch64_sve_rev64<mode>): Use @.
479 (vec_init<mode><Vel>): New pattern.
480 * config/aarch64/aarch64.c (emit_insr): New function.
481 (aarch64_sve_expand_vector_init_handle_trailing_constants): Likewise.
482 (aarch64_sve_expand_vector_init_insert_elems): Likewise.
483 (aarch64_sve_expand_vector_init_handle_trailing_same_elem): Likewise.
484 (aarch64_sve_expand_vector_init): Define two overloaded functions.
486 2019-06-03 Alejandro Martinez <alejandro.martinezvicente@arm.com>
488 PR tree-optimization/90681
489 * internal-fn.c (mask_load_direct): Mark as non-vectorizable again.
490 * tree-vect-slp.c (vect_build_slp_tree_1): Add masked loads as a
491 special case for SLP, but fail on non-groupped loads.
493 2019-06-03 Martin Liska <mliska@suse.cz>
495 * cfg.c (debug): Use TDF_DETAILS for debug and
496 print edge info only once.
498 2019-06-02 Thomas Koenig <tkoenig@gcc.gnu.org>
501 * predict.def (PRED_FORTRAN_CONTIGUOUS): New predictor.
503 2019-06-01 Martin Sebor <msebor@redhat.com>
506 * tree-pretty-print.c (dump_generic_node): Add parentheses.
508 2019-05-31 Jan Hubicka <jh@suse.cz>
510 * alias.c: Include ipa-utils.h.
511 (get_alias_set): Try to complete ODR type via ODR type hash lookup.
512 * ipa-devirt.c (prevailing_odr_type): New.
513 * ipa-utils.h (previaling_odr_type): Declare.
515 2019-05-31 H.J. Lu <hongjiu.lu@intel.com>
516 Hongtao Liu <hongtao.liu@intel.com>
519 * config/i386/i386-features.c (rest_of_insert_endbranch): Remove
520 NOTE_INSN_DELETED_LABEL check.
522 2019-05-31 Prachi Godbole <prachi.godbole@imgtec.com>
523 Robert Suchanek <robert.suchanek@mips.com>
525 * config/mips/mips.c (mips_expand_builtin_insn): Swap the 1st
526 and 3rd operands of the fmadd/fmsub/maddv builtin.
528 2019-05-31 Jakub Jelinek <jakub@redhat.com>
530 * tree.h (OMP_CLAUSE__CONDTEMP__ITER): Define.
531 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
532 on OMP_SIMD if not nested inside of worksharing loop that also has
533 lastprivate conditional clause for the same decl.
534 (gimplify_omp_for): Add _condtemp_ clauses to OMP_SIMD if needed.
535 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_ also
537 (lower_rec_input_clauses): Likewise. Handle lastprivate conditional
539 (lower_lastprivate_conditional_clauses): Handle lastprivate conditional
541 (lower_lastprivate_clauses): Likewise.
542 (lower_omp_sections): Call lower_lastprivate_conditional_clauses before
543 calling lower_rec_input_clauses.
544 (lower_omp_for): Likewise.
545 (lower_omp_1): Use first rather than second OMP_CLAUSE__CONDTEMP_
546 clause on simd construct.
547 * omp-expand.c (expand_omp_simd): Initialize cond_var if
548 OMP_CLAUSE__CONDTEMP_ clause is present.
550 * omp-low.c (lower_rec_simd_input_clauses): Set TREE_THIS_NOTRAP on
553 2019-05-31 Xiong Hu Luo <luoxhu@linux.ibm.com>
556 * c-format.c (print_char_table, scanf_char_table): Replace BADLEN with
557 TEX_D32, TEX_D64 or TEX_D128.
559 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
561 * match.pd (~(vec?cst1:cst2)): New transformation.
563 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
565 * match.pd (X/[ex]D<Y/[ex]D): Handle negative denominator.
566 ((size_t)(A /[ex] B) CMP C): New transformation.
568 2019-05-31 Richard Sandiford <richard.sandiford@arm.com>
570 * doc/md.texi: Document define_insn_and_rewrite.
571 * rtl.def (DEFINE_INSN_AND_REWRITE): New rtx code.
572 * gensupport.c (queue_elem): Update comment.
573 (replace_operands_with_dups): New function.
574 (gen_rewrite_sequence): Likewise.
575 (process_rtx): Handle DEFINE_INSN_AND_REWRITE.
576 * read-rtl.c (apply_subst_iterator): Likewise.
577 (add_condition_to_rtx, named_rtx_p): Likewise.
578 (rtx_reader::read_rtx_operand): Likewise.
579 * config/aarch64/aarch64-sve.md
580 (while_ult<GPI:mode><PRED_ALL:mode>_cc): Rename to...
581 (*while_ult<GPI:mode><PRED_ALL:mode>_cc): ...this and use
582 define_insn_and_rewrite.
583 (*cond_<optab><mode>_any): Turn into define_insn_and_rewrites.
584 Remove separate define_split.
586 2019-05-31 Jan Hubicka <jh@suse.cz>
588 * tree-ssa-alias.c (type_has_components_p): New function.
589 (aliasing_component_refs_p): Use it.
591 2019-05-31 Martin Liska <mliska@suse.cz>
593 * gdbhooks.py: Add const_tree to TreePrinter.
595 2019-05-31 Thomas De Schampheleire <thomas.de_schampheleire@nokia.com>
598 * common.opt (feliminate-unused-debug-symbols): Enable by default.
599 * doc/invoke.texi (Debugging Options): Document new default of
600 -feliminate-unused-debug-symbols and remove restriction to 'stabs'.
602 2019-05-31 Jakub Jelinek <jakub@redhat.com>
604 PR tree-optimization/90671
605 * tree-ssa-threadupdate.c (ssa_create_duplicates): If
606 template_block used to be empty on the first call, don't use
607 gsi_split_seq_after and gsi_insert_seq_after, but remember whole
608 seq with bb_seq and set it with set_bb_seq.
610 2019-05-31 Iain Sandoe <iain@sandoe.co.uk>
612 * config/i386/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
614 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
615 Michael Meissner <meissner@linux.ibm.com>
617 * config/rs6000/predicates.md (pcrel_address): New define_predicate.
618 (prefixed_mem_operand): Likewise.
619 (non_prefixed_mem_operand): Likewise.
620 * config/rs6000/rs6000-protos.h (rs6000_prefixed_address): New
622 * config/rs6000/rs6000.c (print_operand_address): Handle
623 PC-relative addresses.
624 (mode_supports_prefixed_address_p): New function.
625 (rs6000_prefixed_address): New function.
626 * config/rs6000/rs6000.h (SYMBOL_FLAG_PCREL): New #define.
627 (SYMBOL_REF_PCREL_P): Likewise.
629 2019-05-30 Jakub Jelinek <jakub@redhat.com>
631 * gimplify.c (enum gimplify_omp_var_data): Add GOVD_CONDTEMP.
632 (gimplify_adjust_omp_clauses_1): Handle GOVD_CONDTEMP.
633 (gimplify_omp_for): If worksharing loop with lastprivate conditional
634 is nested inside of parallel region, add _condtemp_ clause to both.
635 * tree-nested.c (convert_nonlocal_omp_clauses,
636 convert_local_omp_clauses): Ignore OMP_CLAUSE__CONDTEMP_ instead of
638 * omp-general.h (struct omp_for_data): Add have_pointer_condtemp
640 * omp-general.c (omp_extract_for_data): Compute it.
641 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_.
642 (lower_rec_input_clauses): Likewise.
643 (lower_lastprivate_conditional_clauses): If OMP_CLAUSE__CONDTEMP_
644 clause is already present, just add one further one after it.
645 (lower_lastprivate_clauses): Handle cond_ptr with array type.
646 (lower_send_shared_vars): Clear _condtemp_ vars.
647 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle target data like critical
648 or section or taskgroup.
649 * omp-expand.c (determine_parallel_type): Disallow combining only if
650 first OMP_CLAUSE__CONDTEMP_ has pointer type. Disallow combining
651 of parallel sections if OMP_CLAUSE__CONDTEMP_ is present.
652 (expand_omp_for_generic, expand_omp_for_static_nochunk,
653 expand_omp_for_static_chunk, expand_omp_for): Use
654 fd->have_pointer_condtemp instead of fd->lastprivate_conditional to
655 determine if a special set of API routines are needed and if condtemp
656 needs to be initialized, while always initialize cond_var if
657 fd->lastprivate_conditional is non-zero.
659 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
660 Michael Meissner <meissner@linux.ibm.com>
662 * config/rs6000/constraints.md (eI): New constraint.
663 * config/rs6000/predicates.md (cint34_operand): New predicate.
664 * config/rs6000/rs6000.h (SIGNED_16BIT_OFFSET_P): New #define.
665 (SIGNED_34BIT_OFFSET_P): Likewise.
666 * doc/md.texi (eI): Document constraint.
668 2019-05-30 Sylvia Taylor <sylvia.taylor@arm.com>
670 * config/aarch64/aarch64-sve.md (*fabd<mode>3): New.
672 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
673 Michael Meissner <meissner@linux.ibm.com>
675 * rs6000-cpus.def (OTHER_FUSION_MASKS): New #define.
676 (ISA_3_0_MASKS_SERVER): Mask off OTHER_FUSION_MASKS.
677 (ISA_3_0_MASKS_IEEE): Remove OPTION_MASK_DIRECT_MOVE.
678 (ISA_FUTURE_MASKS_SERVER): Add OPTION_MASK_PREFIXED_ADDR.
679 (OTHER_FUTURE_MASKS): Likewise.
680 (POWERPC_MASKS): Likewise.
681 * rs6000.c (rs6000_option_override_internal): Error if -mpcrel is
682 specified without -mprefixed-addr or -mcpu=future. Error if
683 -mprefixed-addr is specified without -mcpu=future.
684 (rs6000_opt_masks): Add entry for prefixed-addr.
685 * rs6000.opt (mprefixed-addr): New option.
687 2019-05-30 Sam Tebbs <sam.tebbs@arm.com>
689 * aarch64/aarch64.c (aarch64_post_cfi_startproc): Add
690 cfun->is_thunk check.
692 2019-05-30 Jakub Jelinek <jakub@redhat.com>
694 * tree-predcom.c (is_inv_store_elimination_chain): Fix a typo - lenght
697 2019-05-30 Martin Liska <mliska@suse.cz>
699 * gdbinit.in: Fix 'ptc' command. Add trt
700 that prints TREE_TYPE($).
702 2019-05-29 Bill Schmidt <wschmidt@linux.ibm.com>
703 Alan Modra <amodra@gmail.com>
705 * config/rs6000/rs6000.c (rs6000_call_template_1): Handle pcrel
707 (rs6000_indirect_call_template_1): ...and here.
708 (rs6000_pltseq_template): Handle plt_pcrel34. Rework tocsave,
709 plt16_ha, plt16_lo, mtctr indirect calls. Use
711 (rs6000_decl_ok_for_sibcall): New function.
712 (rs6000_function_ok_for_sibcall): Refactor.
713 (rs6000_longcall_ref): Use UNSPEC_PLT_PCREL when pcrel.
714 (rs6000_call_aix): Don't emit toc restore rtl for indirect calls
715 when pcrel. Reorganize.
716 (rs6000_sibcall_aix): Don't add r2 to function usage when pcrel.
717 * rs6000.h (rs6000_pltseq_enum): New enum.
718 * rs6000.md (UNSPEC_PLT_PCREL): New unspec.
719 (*pltseq_tocsave): Use rs6000_pltseq_enum.
720 (*pltseq_plt16_ha): Likewise.
721 (*pltseq_plt16_lo): Likewise.
722 (*pltseq_mtctr): Likewise.
723 (*pltseq_plt_pcrel): New insn.
724 (*call_local_aix): Handle @notoc calls.
725 (*call_value_local_aix): Likewise.
726 (*call_nonlocal_aix): Adjust lengths for pcrel calls.
727 (*call_value_nonlocal_aix): Likewise.
728 (*call_indirect_pcrel): New insn.
729 (*call_value_indirect_pcrel): Likewise.
732 2019-05-29 Uroš Bizjak <ubizjak@gmail.com>
734 * config/i386/sse.md (*save_multiple<mode>): Rename from
736 (*restore_multiple<mode>): Rename from restore_multiple<mode>.
737 (*restore_multiple_and_return<mode>): Rename from
738 restore_multiple_and_return<mode>.
739 (*restore_multiple_leave_return<mode>): Rename from
740 restore_multiple_leave_return<mode>.
742 2019-05-29 Yoshinori Sato <ysato@users.sourceforge.jp>
744 * config.gcc (rx-*-linux*): New target.
745 * config/rx/elf.opt: New file.
746 * config/rx/linux.h: Likewise.
747 * config/rx/t-linux: Likewise.
748 * config/rx/rx.c (TARGET_SAVE_ACC_REGISTER): If not defined,
750 * config/rx/rx.h (ASM_APP_ON): Allow to be overridden.
751 (ASM_APP_OFF): Likewise.
752 * config/rx/rx.opt: Drop -msim and -mas100-syntax, they were
755 2019-05-29 Jan Hubicka <jh@suse.cz>
757 * tree-ssa-alias.c (same_type_for_tbaa): Return ture if main
758 variants are pointer equivalent.
760 2019-05-29 Alejandro Martinez <alejandro.martinezvicente@arm.com>
762 * config/aarch64/aarch64-c.c: Added TARGET_SVE2.
763 * config/aarch64/aarch64-sve2.md: New file.
764 (<u>avg<mode>3_floor): New pattern.
765 (<u>avg<mode>3_ceil): Likewise.
766 (*<sur>h<addsub><mode>): Likewise.
767 * config/aarch64/aarch64.h: Added AARCH64_ISA_SVE2 and TARGET_SVE2.
768 * config/aarch64/aarch64.md: Include aarch64-sve2.md.
770 2019-05-29 Jakub Jelinek <jakub@redhat.com>
773 * optc-save-gen.awk: In cl_optimization_print, use correct condition
774 for var_opt_string printing. In cl_optimization_print_diff, print
775 (null) instead of invoking undefined behavior if one of the
776 var_opt_string pointers is NULL and use && instead of first || in the
777 guarding condition. For var_target_other options, handle const char *
778 target variables similarly to const char * optimize node variables.
780 2019-05-29 Sam Tebbs <sam.tebbs@arm.com>
782 * config/aarch64/aarch64-builtins.c (aarch64_builtins): Add
783 AARCH64_PAUTH_BUILTIN_AUTIB1716 and AARCH64_PAUTH_BUILTIN_PACIB1716.
784 * config/aarch64/aarch64-builtins.c (aarch64_init_pauth_hint_builtins):
785 Add autib1716 and pacib1716 initialisation.
786 * config/aarch64/aarch64-builtins.c (aarch64_expand_builtin): Add checks
787 for autib1716 and pacib1716.
788 * config/aarch64/aarch64-protos.h (aarch64_key_type,
789 aarch64_post_cfi_startproc): Define.
790 * config/aarch64/aarch64-protos.h (aarch64_ra_sign_key): Define extern.
791 * config/aarch64/aarch64.c (aarch64_handle_standard_branch_protection,
792 aarch64_handle_pac_ret_protection): Set default sign key to A.
793 * config/aarch64/aarch64.c (aarch64_expand_epilogue,
794 aarch64_expand_prologue): Add check for b-key.
795 * config/aarch64/aarch64.c (aarch64_ra_sign_key,
796 aarch64_post_cfi_startproc, aarch64_handle_pac_ret_b_key): Define.
797 * config/aarch64/aarch64.h (TARGET_ASM_POST_CFI_STARTPROC): Define.
798 * config/aarch64/aarch64.c (aarch64_pac_ret_subtypes): Add "b-key".
799 * config/aarch64/aarch64.md (unspec): Add UNSPEC_AUTIA1716,
800 UNSPEC_AUTIB1716, UNSPEC_AUTIASP, UNSPEC_AUTIBSP, UNSPEC_PACIA1716,
801 UNSPEC_PACIB1716, UNSPEC_PACIASP, UNSPEC_PACIBSP.
802 * config/aarch64/aarch64.md (do_return): Add check for b-key.
803 * config/aarch64/aarch64.md (<pauth_mnem_prefix>sp): Replace
804 pauth_hint_num_a with pauth_hint_num.
805 * config/aarch64/aarch64.md (<pauth_mnem_prefix>1716): Replace
806 pauth_hint_num_a with pauth_hint_num.
807 * config/aarch64/aarch64.opt (msign-return-address=): Deprecate.
808 * config/aarch64/iterators.md (PAUTH_LR_SP): Add UNSPEC_AUTIASP,
809 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
810 * config/aarch64/iterators.md (PAUTH_17_16): Add UNSPEC_AUTIA1716,
811 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716.
812 * config/aarch64/iterators.md (pauth_mnem_prefix): Add UNSPEC_AUTIA1716,
813 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716, UNSPEC_AUTIASP,
814 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
815 * config/aarch64/iterators.md (pauth_hint_num_a): Replace
816 UNSPEC_PACI1716 and UNSPEC_AUTI1716 with UNSPEC_PACIA1716 and
817 UNSPEC_AUTIA1716 respectively.
818 * config/aarch64/iterators.md (pauth_hint_num_a): Rename to pauth_hint_num
819 and add UNSPEC_PACIBSP, UNSPEC_AUTIBSP, UNSPEC_PACIB1716, UNSPEC_AUTIB1716.
820 * doc/invoke.texi (-mbranch-protection): Add b-key type.
821 * config/aarch64/aarch64-bti-insert.c (aarch64_pac_insn_p): Rename
822 UNSPEC_PACISP to UNSPEC_PACIASP and UNSPEC_PACIBSP.
824 2019-05-29 Jakub Jelinek <jakub@redhat.com>
826 * gimplify.c (struct gimplify_omp_ctx): Add clauses member.
827 (gimplify_scan_omp_clauses): Initialize ctx->clauses.
828 (gimplify_adjust_omp_clauses_1): Transform lastprivate conditional
829 explicit clause on combined parallel into implicit shared clause.
830 (gimplify_adjust_omp_clauses): Move lastprivate conditional clause
831 and firstprivate if the decl has one too from combined parallel to
832 the worksharing construct.
834 2019-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
835 Michael Meissner <meissner@linux.ibm.com>
837 * config/rs6000/rs6000-cpus.def (OTHER_FUTURES_MASK): New #define.
839 2019-05-28 Michael Meissner <meissner@linux.ibm.com>
841 * rtl.h (LABEL_REF_P): New #define.
843 2019-05-28 John David Anglin <danglin@gcc.gnu.org>
845 * config/pa/pa.c (hppa_profile_hook): Remove offset adjustment.
847 2019-05-28 Alejandro Martinez <alejandro.martinezvicente@arm.com>
849 * internal-fn.c: Marked mask_load_direct as vectorizable.
850 * tree-data-ref.c (data_ref_compare_tree): Fixed comment typo.
851 * tree-vect-data-refs.c (can_group_stmts_p): Allow masked loads to be
852 combined even if masks different with allow_slp_p param.
853 (vect_analyze_data_ref_accesses): Mark SLP only vectorizable groups.
854 * tree-vect-loop.c (vect_dissolve_slp_only_groups): New function to
855 dissolve SLP-only vectorizable groups when SLP has been discarded.
856 (vect_analyze_loop_2): Call vect_dissolve_slp_only_groups when needed.
857 * tree-vect-slp.c (vect_get_and_check_slp_defs): Check masked loads
859 (vect_build_slp_tree_1): Fixed comment typo.
860 (vect_build_slp_tree_2): Include masks from masked loads in SLP tree.
861 * tree-vect-stmts.c (vectorizable_load): Allow vectorizaion of masked
863 * tree-vectorizer.h (_stmt_vec_info): Added flag for SLP-only
865 * tree-vectorizer.c (vec_info::new_stmt_vec_info): Likewise.
867 2019-05-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
869 * config/alpha/alpha.c [TARGET_ABI_OSF] (alpha_output_mi_thunk_osf):
870 Remove obsolete use_thunk reference.
871 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
872 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
873 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
874 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
875 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
876 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
877 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
878 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
879 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
881 2019-05-28 Nathan Sidwell <nathan@acm.org>
883 * tree.h (IDENTIFIER_ANON_P): New.
884 (anon_aggrname_format, anon_aggname_p): Don't declare.
885 (make_anon_name): Declare.
886 * lto-streamer-out.c (DFS::DFS_write_tree_body): Use IDENTIFIER_ANON_P.
887 (hash_tree): Likewise.
888 * tree-streamer-out.c (write_ts_decl_minimal_tree): Likewise.
889 * tree.c (anon_aggrname_p, anon_aggrname_format): Delete.
890 (anon_cnt, make_anon_name): New.
892 2019-05-28 Martin Liska <mliska@suse.cz>
895 * opts-global.c (decode_options): Print help for all
896 help_option_arguments.
897 * opts.c (print_help): Add new argument.
898 (common_handle_option): Remember all values into
899 help_option_arguments.
900 * opts.h (print_help): Add new argument.
902 2019-05-28 Martin Liska <mliska@suse.cz>
905 * ipa-icf-gimple.c (func_checker::compare_loops): New function.
906 * ipa-icf-gimple.h (func_checker::compare_loops): Likewise.
907 (func_checker::compare_bb): Call compare_loops.
909 2019-05-27 Jakub Jelinek <jakub@redhat.com>
911 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
912 on sections construct.
913 * omp-low.c (lower_lastprivate_conditional_clauses): Handle sections
915 (lower_omp_sections): Handle lastprivate conditional.
916 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle sections construct with
917 lastprivate_conditional_map.
918 * omp-expand.c (expand_omp_sections): Handle lastprivate conditional.
920 * omp-low.c (lower_omp_1) <case GIMPLE_ASSIGN>: Look through ordered,
921 critical, taskgroup and section regions when looking for a region
922 with non-NULL lastprivate_conditional_map.
924 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
926 * config/i386/i386.c (ix86_gen_add3): Remove indirect function.
927 (*ix86_gen_sub3): Ditto.
928 (*ix86_gen_sub3_carry): Ditto.
929 (*ix86_gen_one_cmpl2): Ditto.
930 (*ix86_gen_andsp): Ditto.
931 (ix86_init_large_pic_reg): Use gen_add2_insn instead of ix86_gen_add3.
932 (gen_and2_insn): New static function.
933 (ix86_expand_prologue): Use gen_and2_insn instead of ix86_gen_andsp.
934 Use gen_add3_insn instead of ix86_gen_add3.
935 (ix86_expand_split_stack_prologue): Use gen_add2_insn
936 instead of ix86_gen_add3.
937 (legitimize_tls_address): Use gen_add2_insn instead of ix86_gen_add3.
938 Use gen_sub3_insn instead of ix86_gen_sub3.
939 * config/i386-expand.c (ix86_split_long_move): Use gen_add2_insn
940 instead of ix86_gen_add3.
941 (ix86_expand_strlensi_unroll_1): Use gen_add2_insn instead of
942 ix86_gen_add3. Use gen_sub3_insn instead of ix86_gen_sub3.
943 (construct_plt_address): Use gen_add2_insn instead of ix86_gen_add3.
944 * config/i386/i386-options.c (ix86_option_override_internal):
945 Do not initialize ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
946 ix86_gen_one_cmpl2 and ix86_gen_andsp.
948 2019-05-27 Eric Botcazou <ebotcazou@adacore.com>
950 * dwarf2out.c (resolve_args_picking_1): Deal with DW_OP_GNU_addr_index
951 and DW_OP_GNU_const_index opcodes.
953 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
955 * config/i386/i386.h (STACK_SIZE_MODE): Define.
957 2019-05-27 Richard Biener <rguenther@suse.de>
959 PR tree-optimization/90637
960 * tree-ssa-sink.c (statement_sink_location): Honor the
961 computed sink location for single-uses.
963 2019-05-27 Richard Biener <rguenther@suse.de>
966 * match.pd (vec_perm): Avoid clobbering op0 when not generating
969 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
971 * config/i386/i386.md (@sub<mode>3_carry): Rename
972 from sub<mode>3_carry.
973 (@leave_<mode>): New expander.
974 (*leave): Rename from leave.
975 (*leave_rex64): Rename from leave_rex64.
976 (@monitorx_<mode>): Rename from monitorx_<mode>.
977 (@clzero_<mode>): Rename from clzero_<mode>.
978 * config/i386/sse.md (@sse3_monitor_<mode>): Rename
979 from sse3_monitor_<mode>.
980 * config/i386/i386.c (ix86_gen_sub3_carry): Remove indirect function.
981 (*ix86_gen_leave): Ditto.
982 (*ix86_gen_monitor): Ditto.
983 (*ix86_gen_monitorx): Ditto.
984 (*ix86_gen_clzero): Ditto.
985 (ix86_emit_leave): Use gen_leave instead of ix86_gen_leave.
986 * config/i386/i386-expand.c (ix86_expand_strlensi_unroll_1):
987 Use gen_sub3_carry instead of ix86_gen_sub3_carry.
988 (ix86_expand_builtin) <case IX86_BUILTIN_MONITOR>:
989 Use gen_sse3_monitor instead of ix86_gen_monitor.
990 <case IX86_BUILTIN_MONITORX>: Use gen_monitorx
991 instead of ix86_gen_monitorx.
992 <case IX86_BUILTIN_CLZERO>: Use gen_clzero
993 instead of ix86_gen_clzero.
994 * config/i386/i386-options.c (ix86_option_override_internal):
995 Do not initialize ix86_gen_leave, ix86_gen_sub3_carry,
996 ix86_gen_monitor, ix86_gen_monitorx and ix86_gen_clzero.
998 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1000 * config/i386/i386.md (@tls_global_dynamic_64_<mode>):
1001 Rename from tls_global_dynamic_64_<mode>.
1002 (@tls_local_dynamic_base_64_<mode>): Rename from
1003 tls_local_dynamic_base_64_<mode>.
1004 * config/i386/i386.c (*ix86_gen_tls_global_dynamic_64):
1005 Remove indirect function.
1006 (*ix86_gen_tls_local_dynamic_base_64): Ditto.
1007 (legitimize_tls_address): Use gen_tls_global_dynamic_64 function
1008 instead of ix86_gen_tls_global_dynamic_64.
1009 Use gen_tls_local_dynamic_base_64 instead of
1010 ix86_gen_tls_local_dynamic_base_64.
1011 * config/i386/i386-options.c (ix86_option_override_internal):
1012 Do not initialize ix86_gen_tls_global_dynamic_64 and
1013 ix86_gen_tls_local_dynamic_base_64.
1015 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1017 * config/i386/i386.md (@pro_epilogue_adjust_stack_add_<mode>)
1018 Rename from pro_epilogue_adjust_stack_<mode>_add.
1019 (@pro_epilogue_adjust_stack_sub_<mode>)
1020 Rename from pro_epilogue_adjust_stack_<mode>_sub.
1021 (@allocate_stack_worker_probe_<mode>):
1022 Rename from allocate_stack_worker_probe_<mode>.
1023 (allocate_stack): Use gen_allocate_stack_worker_probe.
1024 (probe_stack): Use gen_probe_stack_1.
1025 (@probe_stack_1_<mode>): Rename from probe_stack_<mode>.
1026 (@adjust_stack_and_probe_<mode>): Rename from
1027 adjust_stack_and_probe<mode>.
1028 (@probe_stack_range_<mode>): Rename from probe_stack_range<mode>.
1029 (stack_protect_set): Use gen_stack_protect_set_1.
1030 (@stack_protect_set_1_<mode>): Rename from stack_protect_set_<mode>.
1031 (stack_protect_test): Use gen_stack_protect_test_1.
1032 (@stack_protect_test_1_<mode>): Rename from stack_protect_test_<mode>.
1033 * config/i386/i386.c (*ix86_gen_allocate_stack_worker):
1034 Remove indirect function.
1035 (*ix86_gen_adjust_stack_and_probe): Ditto.
1036 (*ix86_gen_probe_stack_range): Ditto.
1037 (pro_epilogue_adjust_stack): Use gen_pro_epilogue_adjust_stack_add
1038 instead of gen_pro_epilogue_adjust_stack_{si,di}_add.
1039 (ix86_adjust_stack_and_probe_stack_clash): Use
1040 gen_adjust_stack_and_probe instead of ix86_gen_adjust_stack_and_probe.
1041 (ix86_adjust_stack_and_probe): Ditto.
1042 (ix86_emit_probe_stack_range): Use gen_probe_stack_range instead
1043 of ix86_gen_probe_stack_range.
1044 (ix86_expand_prologue): Use gen_pro_epilogue_adjust_stack_sub
1045 instead of gen_pro_epilogue_adjust_stack_{si,di}_sub.
1046 * config/i386/x86-tune-sched.c (ix86_macro_fusion_pair_p):
1047 Include insn-opinit.h. Use code_for_stack_protect_test_1 instead of
1048 CODE_FOR_stack_protect_test_{si,di}.
1049 * config/i386/i386-options.c (ix86_option_override_internal):
1050 Do not initialize ix86_gen_allocate_stack_worker,
1051 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
1053 2019-05-26 Gerald Pfeifer <gerald@pfeifer.com>
1055 * doc/invoke.texi (Link Options): Many editorial changes around
1058 2019-05-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1060 * doc/invoke.texi (x86 Options, -mvect8-ret-in-mem): Remove
1061 pre-Solaris 11 referene and most Studio compiler details.
1063 2019-05-24 John David Anglin <danglin@gcc.gnu.org>
1066 * config/pa/pa.c (pa_can_change_mode_class): Accept mode changes from
1067 DImode to SImode in floating-point registers on 64-bit target.
1068 * config/pa/pa.md (umulsidi3): Change nonimmediate_operand to
1069 register_operand in xmpyu patterns.
1071 2019-05-24 Jakub Jelinek <jakub@redhat.com>
1073 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__CONDTEMP_.
1074 * tree.h (OMP_CLAUSE_DECL): Use OMP_CLAUSE__CONDTEMP_ instead of
1075 OMP_CLAUSE__REDUCTEMP_.
1076 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add
1077 OMP_CLAUSE__CONDTEMP_.
1078 (walk_tree_1): Handle OMP_CLAUSE__CONDTEMP_.
1079 * tree-pretty-print.c (dump_omp_clause): Likewise.
1080 * tree-nested.c (convert_nonlocal_omp_clauses,
1081 convert_local_omp_clauses): Likewise.
1082 * gimplify.c (enum gimplify_omp_var_data): Use hexadecimal constants
1083 instead of decimal. Add GOVD_LASTPRIVATE_CONDITIONAL.
1084 (gimplify_scan_omp_clauses): Don't reject lastprivate conditional
1086 (gimplify_omp_for): Warn and disable conditional modifier from
1087 lastprivate on loop iterators.
1088 * omp-general.h (struct omp_for_data): Add lastprivate_conditional
1090 * omp-general.c (omp_extract_for_data): Initialize it.
1091 * omp-low.c (struct omp_context): Add lastprivate_conditional_map
1093 (delete_omp_context): Delete it.
1094 (lower_lastprivate_conditional_clauses): New function.
1095 (lower_lastprivate_clauses): Add BODY_P and CSTMT_LIST arguments,
1096 handle lastprivate conditional clauses.
1097 (lower_reduction_clauses): Add CLIST argument, emit it into
1098 the critical section if any.
1099 (lower_omp_sections): Adjust lower_lastprivate_clauses and
1100 lower_reduction_clauses callers.
1101 (lower_omp_for_lastprivate): Add CLIST argument, pass it through
1102 to lower_lastprivate_clauses.
1103 (lower_omp_for): Call lower_lastprivate_conditional_clauses, adjust
1104 lower_omp_for_lastprivate and lower_reduction_clauses callers, emit
1105 clist into a critical section if not emitted there already by
1106 lower_reduction_clauses.
1107 (lower_omp_taskreg, lower_omp_teams): Adjust lower_reduction_clauses
1109 (lower_omp_1): Handle GIMPLE_ASSIGNs storing into lastprivate
1110 conditional variables.
1111 * omp-expand.c (determine_parallel_type): Punt if OMP_CLAUSE__CONDTEMP_
1113 (expand_omp_for_generic, expand_omp_for_static_nochunk,
1114 expand_omp_for_static_chunk): Handle lastprivate conditional.
1115 (expand_omp_for): Handle fd.lastprivate_conditional like
1118 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
1120 * config/gcn/gcn-run.c (main): Set a non-zero return value if the
1121 kernel does not exit cleanly.
1122 * config/gcn/gcn.md (gcn_return): Insert s_waitcnt before s_dcache_wb.
1124 2019-05-24 Jason Merrill <jason@redhat.com>
1127 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
1129 2019-05-24 Richard Biener <rguenther@suse.de>
1132 * tree-loop-distribution.c (struct partition): Add location
1134 (partition_alloc): Initialize all fields.
1135 (generate_memset_builtin): Use the location recorded in the
1136 partition for the generated call.
1137 (generate_memcpy_builtin): Likewise.
1138 (classify_partition): Record the location of a single store
1139 as location for the partition.
1141 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
1143 * config/gcn/gcn.c (gcn_expand_prologue): Use gen_addsi3_scalar_carry
1146 2019-05-24 Matthew Malcomson <matthew.malcomson@arm.com>
1149 * common/config/aarch64/aarch64-common.c
1150 (aarch64_rewrite_selected_cpu): Change local temporary variable
1151 type from unsigned long to uint64_t.
1152 * config/aarch64/aarch64-protos.h (aarch64_parse_extension,
1153 aarch64_get_extension_string_for_isa_flags): Change declaration to
1154 match new definition by replacing unsigned long with uint64_t.
1156 2019-05-24 Jakub Jelinek <jakub@redhat.com>
1159 * config/i386/x86-tune-sched.c (ix86_macro_funsion_pair_p): Call
1160 gen_attr_type just once instead of 4-7 times. Formatting fixes.
1161 Handle stack_protect_test_<mode> codegen similarly to corresponding
1164 2019-05-23 Iain Sandoe <iain@sandoe.co.uk>
1166 * config/i386/darwin.h: Reject -mfentry*.
1167 * doc/sourcebuild.texi: Document mfentry target support.
1169 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1171 * config/rs6000/rs6000.c (rs6000_global_entry_point_needed_p):
1172 Rename to rs6000_global_entry_point_prologue_needed_p. Return
1173 false for PC-relative functions.
1174 (rs6000_output_function_prologue): Change called function name to
1175 rs6000_global_entry_point_prologue_needed_p. Emit ".localentry
1176 name,1" for PC-relative functions.
1177 (rs6000_elf_declare_function_name): Change called function name to
1178 rs6000_global_entry_point_prologue_needed_p.
1180 2019-05-23 Uroš Bizjak <ubizjak@gmail.com>
1183 * config/i386/i386.c (gen_rtx_cost):
1184 Use ix86_tune_cost instead of ix86_cost.
1186 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1187 Michael Meissner <meissner@linux.ibm.com>
1188 Segher Boessenkool <segher@kernel.crashing.org>
1190 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): Add
1192 (POWERPC_MASKS): Add OPTION_MASK_PCREL.
1193 * config/rs6000/rs6000-protos.h (rs6000_pcrel_p): New prototype.
1194 (rs6000_fndecl_pcrel_p): Likewise.
1195 * config/rs6000/rs6000.c (rs6000_option_override_internal): Report
1196 error if -mpcrel is requested without -mcpu=future.
1197 (rs6000_opt_masks): Add entry for pcrel.
1198 (rs6000_fndecl_pcrel_p): New function.
1199 (rs6000_pcrel_p): Likewise.
1200 * config/rs6000/rs6000.opt (mpcrel): New option.
1201 * doc/invoke.texi: Document -mpcrel and -mno-pcrel.
1203 2019-05-23 Jan Hubicka <jh@suse.cz>
1204 Martin Liska <mliska@suse.cz>
1206 PR tree-optimization/90576
1207 * tree-ssa-alias.c (compare_sizes): Remove dead calls to
1209 (aliasing_component_refs_p): Fix three way size compare conditional;
1210 give up earlier in case we can not decide on equivalence.
1212 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1213 Michael Meissner <meissner@linux.ibm.com>
1214 Segher Boessenkool <segher@kernel.crashing.org>
1216 * config.gcc: Add future cpu.
1217 * config/rs6000/driver-rs6000.c (asm_names): Add future cpu.
1218 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): New
1220 (POWERPC_MASKS): Add OPTION_MASK_FUTURE.
1221 (RS6000_CPU): New instantiation for future cpu.
1222 * config/rs6000/rs6000-opts.h (enum processor_type): Add
1224 * config/rs6000/rs6000-string.c (expand_compare_loop): Treat
1225 PROCESSOR_FUTURE like PROCESSOR_POWER9 for now.
1226 * config/rs6000/rs6000-tables.opt: Regenerate.
1227 * config/rs6000/rs6000.c (rs6000_option_override_internal): Treat
1228 PROCESSOR_FUTURE similarly to PROCESSOR_POWER9 for now.
1229 (rs6000_machine_from_flags): Handle future cpu.
1230 (rs6000_reassociation_width): Treat PROCESSOR_FUTURE like
1231 PROCESSOR_POWER9 for now.
1232 (rs6000_adjust_cost): Likewise.
1233 (rs6000_issue_rate): Likewise.
1234 (rs6000_register_move_cost): Likewise.
1235 (rs6000_opt_masks): Add entry for future.
1236 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add future cpu.
1237 (MASK_FUTURE): New #define.
1238 * config/rs6000/rs6000.md (define_attr "cpu"): Add future cpu.
1239 * config/rs6000/rs6000.opt (mfuture): New target option.
1240 * doc/invoke.texi (mcpu): Add future cpu.
1242 2019-05-23 Martin Liska <mliska@suse.cz>
1245 * tree-ssa-uninit.c (value_sat_pred_p): The result of &
1246 operation points to a temporary (pointed via tree_to_wide_ref)
1247 that is out of scope after the &.
1249 2019-05-23 Jonathan Wakely <jwakely@redhat.com>
1252 * doc/extend.texi (Function Names): Add missing word.
1254 2019-05-23 Richard Biener <rguenther@suse.de>
1256 PR tree-optimization/88440
1257 * opts.c (default_options_table): Enable -ftree-loop-distribute-patterns
1259 * tree-loop-distribution.c (generate_memset_builtin): Fold the
1261 (generate_memcpy_builtin): Likewise.
1262 (distribute_loop): Pass in whether to only distribute patterns.
1263 (prepare_perfect_loop_nest): Also allow size optimization.
1264 (pass_loop_distribution::execute): When optimizing a loop
1265 nest for size allow pattern replacement.
1267 2019-05-23 Jakub Jelinek <jakub@redhat.com>
1270 * config/i386/i386.md (stack_protect_test_<mode>): Use sub instead
1273 2019-05-23 Martin Liska <mliska@suse.cz>
1276 * gimplify.c (gimplify_target_expr): Skip TREE_STATIC target
1277 expression similarly to gimplify_decl_expr.
1279 2019-05-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1281 * cse.c (cse_dump_path): s/dump_file/f.
1283 2019-05-22 David Malcolm <dmalcolm@redhat.com>
1286 * diagnostic-format-json.cc: Include "selftest.h".
1287 (json_from_expanded_location): Only add "file" key for non-NULL
1289 (json_from_location_range): Don't add "start" and "finish"
1290 children if they are UNKNOWN_LOCATION.
1291 (selftest::test_unknown_location): New selftest.
1292 (selftest::test_bad_endpoints): New selftest.
1293 (selftest::diagnostic_format_json_cc_tests): New function.
1294 * json.cc (json::object::get): New function.
1295 (selftest::test_object_get): New selftest.
1296 (selftest::json_cc_tests): Call it.
1297 * json.h (json::object::get): New decl.
1298 * selftest-run-tests.c (selftest::run_tests): Call
1299 selftest::diagnostic_format_json_cc_tests.
1300 * selftest.h (selftest::diagnostic_format_json_cc_tests): New
1303 2019-05-22 Kwok Cheung Yeung <kcy@codesourcery.com>
1304 Andrew Stubbs <amd@codesourcery.com>
1306 * config.gcc (gcc_cv_initfini_array): Set for AMD GCN.
1307 * config/gcn/gcn-run.c (init_array_kernel, fini_array_kernel): New.
1308 (kernel): Rename to...
1309 (main_kernel): ... this.
1310 (load_image): Load _init_array and _fini_array kernels.
1311 (run): Add argument for kernel to run.
1312 (main): Run init_array_kernel before main_kernel, and
1313 fini_array_kernel after.
1314 * config/gcn/gcn.c (gcn_handle_amdgpu_hsa_kernel_attribute): Allow
1315 amdgpu_hsa_kernel attribute on functions.
1316 (gcn_disable_constructors): Delete.
1317 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): Delete.
1318 * config/gcn/crt0.c (size_t): Define.
1319 (_init_array, _fini_array): New.
1320 (__preinit_array_start, __preinit_array_end,
1321 __init_array_start, __init_array_end,
1322 __fini_array_start, __fini_array_end): Declare weak references.
1324 2019-05-22 Andrew Stubbs <ams@codesourcery.com>
1326 * config/gcn/gcn.c (gcn_trampoline_init): Call "sorry" on GCN5.
1328 2019-05-22 Jason Merrill <jason@redhat.com>
1330 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
1332 2019-05-22 H.J. Lu <hongjiu.lu@intel.com>
1335 * config/i386/i386-options.c (ix86_init_machine_status): Set
1336 stack_frame_required to true.
1337 * config/i386/i386.c (ix86_get_frame_size): New function.
1338 (ix86_frame_pointer_required): Replace get_frame_size with
1339 ix86_get_frame_size.
1340 (ix86_compute_frame_layout): Likewise.
1341 (ix86_find_max_used_stack_alignment): Changed to void. Set
1342 stack_frame_required.
1343 (ix86_finalize_stack_frame_flags): Always call
1344 ix86_find_max_used_stack_alignment. Replace get_frame_size with
1345 ix86_get_frame_size.
1346 * config/i386/i386.h (machine_function): Add stack_frame_required.
1348 2019-05-22 Uroš Bizjak <ubizjak@gmail.com>
1350 * config/i386/sse.md (sse_cvtpi2ps): Use TARGET_MMX in insn condition.
1352 2019-05-22 Matthew Malcomson <matthew.malcomson@arm.com>
1354 * common/config/aarch64/aarch64-common.c
1355 (struct aarch64_option_extension, struct processor_name_to_arch,
1356 struct arch_to_arch_name, aarch64_parse_extension, opt_ext_cmp,
1357 aarch64_contains_opt,
1358 aarch64_get_extension_string_for_isa_flags): Change type of
1359 variables storing flags to uint64_t.
1360 * config/aarch64/aarch64-option-extensions.def (sve2, sve2-sm4,
1361 sve2-aes, sve2-sha3, bitperm): New optional SVE2 extension flags.
1362 * config/aarch64/aarch64.c (struct processor,
1363 aarch64_parse_arch, aarch64_parse_cpu, aarch64_validate_mcpu,
1364 aarch64_validate_march, aarch64_override_options,
1365 aarch64_option_print, aarch64_handle_attr_isa_flags,
1366 aarch64_declare_function_name, aarch64_start_file): Make flag
1368 * config/aarch64/aarch64.h (AARCH64_FL_SVE2, AARCH64_FL_SVE2_AES,
1369 AARCH64_FL_SVE2_SM4, AARCH64_FL_SVE2_SHA3,
1370 AARCH64_FL_SVE2_BITPERM): New macro feature flags.
1371 * config/aarch64/aarch64.opt (aarch64_isa_flags): Make uint64_t.
1372 * config/aarch64/driver-aarch64.c
1373 (struct aarch64_arch_extension, struct aarch64_core_data,
1374 struct aarch64_arch_driver_info, host_detect_local_cpu): Make
1375 flag variables uint64_t.
1376 * doc/invoke.texi: Add documentation for new arguments.
1378 2019-05-22 Richard Biener <rguenther@suse.de>
1380 * alias.c (ao_ref_from_mem): Move stack-slot sharing
1382 * emit-rtl.c (set_mem_attributes_minus_bitpos): ... here.
1384 2019-05-22 Martin Liska <mliska@suse.cz>
1387 * doc/extend.texi: Document the change.
1389 2019-05-22 Richard Biener <rguenther@suse.de>
1391 PR tree-optimization/90450
1392 * tree-ssa-loop-im.c (struct im_mem_ref): Add ref_decomposed.
1393 (mem_ref_hasher::equal): Check it.
1394 (mem_ref_alloc): Initialize it.
1395 (gather_mem_refs_stmt): Set it.
1397 2019-05-22 Richard Biener <rguenther@suse.de>
1399 * gimple-fold.c (arith_code_with_undefined_signed_overflow):
1401 (rewrite_to_defined_overflow): Handle rewriting ABS_EXPR
1404 2019-05-22 Alan Modra <amodra@gmail.com>
1406 * config/rs6000/rs6000.h (ASM_OPT_ANY): Define.
1407 (ASM_CPU_SPEC): Conditionally add -many.
1408 * config/rs6000/rs6000.c (rs6000_machine): New static var.
1409 (rs6000_machine_from_flags, emit_asm_machine): New functions..
1410 (rs6000_file_start): ..extracted from here, and modified to
1412 (rs6000_output_function_prologue): Emit .machine as necessary.
1413 * testsuite/gcc.target/powerpc/ppc32-abi-dfp-1.c: Don't use
1415 * testsuite/gcc.dg/vect/O3-pr70130.c: Disable default options
1416 added by check_vect_support_and_set_flags.
1417 * testsuite/gcc.dg/vect/pr48765.c: Likewise.
1418 * testsuite/gfortran.dg/vect/pr45714-b.f: Likewise.
1420 2019-05-22 Hans-Peter Nilsson <hp@axis.com>
1423 * ira-lives.c (process_bb_node_lives): Consider defs
1424 for a call insn to be die before the call, not after.
1426 * function.c (assign_parm_setup_block): Raise alignment of
1427 stacked parameter only for STRICT_ALIGNMENT targets.
1429 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1431 * config/rs6000/constraints.md (define_register_constraint "wz"):
1433 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1434 RS6000_CONSTRAINT_wz.
1435 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1436 (rs6000_init_hard_regno_mode_ok): Adjust.
1437 * config/rs6000/rs6000.md: Replace "wz" constraint by "d" with "p7".
1438 * doc/md.texi (Machine Constraints): Adjust.
1440 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1442 * config/rs6000/constraints.md (define_register_constraint "wl"):
1444 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1445 RS6000_CONSTRAINT_wl.
1446 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1447 (rs6000_init_hard_regno_mode_ok): Adjust.
1448 * config/rs6000/rs6000.md: Replace "wl" constraint by "d" with "p6".
1449 * doc/md.texi (Machine Constraints): Adjust.
1451 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1453 * config/rs6000/constraints.md (define_register_constraint "wm"):
1455 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1456 RS6000_CONSTRAINT_wm.
1457 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1458 (rs6000_init_hard_regno_mode_ok): Adjust.
1459 * config/rs6000/vsx.md: Replace "wm" constraint by "wa" with "p8v".
1460 * doc/md.texi (Machine Constraints): Adjust.
1462 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1464 * config/rs6000/constraints.md (define_register_constraint "wk"):
1466 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1467 RS6000_CONSTRAINT_wk.
1468 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1469 (rs6000_init_hard_regno_mode_ok): Adjust.
1470 * config/rs6000/rs6000.md: Replace "wk" constraint by "ws" with "p8v".
1471 * doc/md.texi (Machine Constraints): Adjust.
1473 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1475 * config/rs6000/constraints.md (define_register_constraint "wj"):
1477 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1478 RS6000_CONSTRAINT_wj.
1479 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1480 (rs6000_init_hard_regno_mode_ok): Adjust.
1481 * config/rs6000/rs6000.md: Replace "wj" constraint by "wi" with "p8v".
1483 * config/rs6000/vsx.md: Ditto.
1484 * doc/md.texi (Machine Constraints): Adjust.
1486 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1488 * config/rs6000/constraints.md (define_register_constraint "wh"):
1490 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1491 RS6000_CONSTRAINT_wh.
1492 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1493 (rs6000_init_hard_regno_mode_ok): Adjust.
1494 * config/rs6000/rs6000.md: Replace "wh" constraint by "wa" with "p8v".
1495 * doc/md.texi (Machine Constraints): Adjust.
1497 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
1500 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
1501 Avoid calling gen_lowpart with CONST operand.
1503 2019-05-21 Alexandre Oliva <aoliva@redhat.com>
1505 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add
1506 field template_last_to_copy.
1507 (ssa_create_duplicates): Set it, and use it. Attempt to
1508 preserve more debug stmts.
1510 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
1512 * config/i386/sse.md (VF1_AVX2): New mode iterator.
1513 (signbit<mode>2): New expander
1515 2019-05-21 James Clarke <jrtc27@jrtc27.com>
1518 * dwarf2out.c (dwarf2out_inline_entry): Use ASM_OUTPUT_DEBUG_LABEL
1519 instead of ASM_GENERATE_INTERNAL_LABEL and ASM_OUTPUT_LABEL.
1521 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
1523 * config/i386/cpuid.h (__cpuid): For 32bit targets, zero
1524 %ebx and %ecx bafore calling cpuid with leaf 1 or
1525 non-constant leaf argument.
1527 2019-05-21 Alan Modra <amodra@gmail.com>
1530 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase
1531 power9 direct move cost.
1532 * testsuite/gcc.target/powerpc/fold-vec-splats-floatdouble.c:
1533 Correct comments and rename functions to suit parameters.
1535 2019-05-21 Richard Biener <rguenther@suse.de>
1538 * fold-const.c (fold_read_from_vector): New function.
1539 * fold-const.h (fold_read_from_vector): Declare.
1540 * match.pd (VEC_PERM_EXPR): Build BIT_INSERT_EXPRs for
1541 single-element insert permutations. Canonicalize selector
1542 further and fix issue with last commit.
1544 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
1546 * tree-cfg.h (split_critical_edges): Add for_edge_insertion_p
1547 parameter with default value false to declaration.
1548 (split_edges_for_insertion): New inline function. Wrapper for
1549 split_critical_edges with for_edge_insertion_p = true.
1550 * tree-cfg.c (split_critical_edges): Don't split non-critical
1551 edges if for_edge_insertion_p is false. Fix whitespace.
1552 * tree-ssa-pre.c (pass_pre::execute): Call
1553 split_edges_for_insertion instead of split_critical_edges.
1554 * gcc/tree-ssa-tail-merge.c (tail_merge_optimize): Ditto.
1555 * gcc/tree-ssa-sink.c (pass_sink_code::execute): Ditto.
1556 (pass_data_sink_code): Update function name in the comment.
1558 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
1560 * tree-ssa-uninit.c (value_sat_pred_p): This new function is a wrapper
1561 around is_value_included_in that knows how to handle BIT_AND_EXPR.
1562 (is_pred_expr_subset_of): Use the new function. Handle more cases where
1563 code1 == EQ_EXPR and where code1 == BIT_AND_EXPR and thus fix some false
1566 2019-05-21 Martin Liska <mliska@suse.cz>
1568 * config/rs6000/driver-rs6000.c (elf_platform): Do not use
1570 * config/rs6000/rs6000-c.c (rs6000_pragma_longcal): Wrap pragma in %<%>.
1571 (altivec_resolve_overloaded_builtin): Likewise for vec_lvsl and
1573 * config/rs6000/rs6000.c (rs6000_option_override_internal):
1575 (rs6000_function_arg): Likewise.
1576 (rs6000_expand_set_fpscr_drn_builtin): Remove trailing dot.
1577 (rs6000_expand_ternop_builtin): Use interval syntax.
1578 (get_element_number): Likewise.
1579 (altivec_expand_builtin): Likewise.
1580 (rs6000_get_function_versions_dispatcher): Quote target_clones.
1584 2019-05-20 Jakub Jelinek <jakub@redhat.com>
1588 * function.h (struct function): Add calls_eh_return member.
1589 * gimplify.c (gimplify_call_expr): Set cfun->calls_eh_return when
1590 gimplifying __builtin_eh_return call.
1591 * tree-inline.c (initialize_cfun): Copy calls_eh_return from src_cfun
1593 (expand_call_inline): Or in src_cfun->calls_eh_return into
1594 dst_cfun->calls_eh_return.
1595 * tree-tailcall.c (suitable_for_tail_call_opt_p): Return false if
1596 cfun->calls_eh_return.
1597 * lto-streamer-in.c (input_struct_function_base): Read calls_eh_return.
1598 * lto-streamer-out.c (output_struct_function_base): Write
1601 2019-05-20 Marc Glisse <marc.glisse@inria.fr>
1603 PR rtl-optimization/43147
1604 * config/i386/i386.c (ix86_gimple_fold_builtin): Handle
1605 IX86_BUILTIN_SHUFPD.
1607 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
1609 * tree-ssa-alias.c (refs_may_alias_p_2): Break out from ...
1610 (refs_may_alias_p_1): ... here; update stats.
1611 (refs_may_alias_p): Do not update stats here.
1613 2019-05-20 Richard Biener <rguenther@suse.de>
1615 * tree-ssa-structalias.c (find_func_aliases): POINTER_DIFF_EXPR
1616 doesn't produce pointers.
1617 {TRUNC,CEIL,FLOOR,ROUND,EXACT}_{DIV,MOD}_EXPR points to what
1618 the first operand points to.
1620 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
1622 * tree-ssa-alias.c (compare_sizes): New function.
1623 (sompare_type_sizes): New function
1624 (aliasing_component_refs_p): Use it.
1625 (indirect_ref_may_alias_decl_p): Likewise.
1627 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1629 * config/i386/sol2.h (CC1_SPEC): Reject -mx32.
1631 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1633 * config/sol2.h (LIBTSAN_EARLY_SPEC): Remove : after %e.
1634 (LIBLSAN_EARLY_SPEC): Likewise.
1635 * config/i386/sol2.h (ASAN_REJECT_SPEC): Likewise.
1637 2019-05-20 Martin Liska <mliska@suse.cz>
1639 * config/i386/i386.c (ix86_libc_has_fast_function):
1640 Add ATTRIBUTE_UNUSED for the argument.
1642 2019-05-20 Richard Biener <rguenther@suse.de>
1644 * gimple-match-head.c: Include vec-perm-indices.h.
1645 * generic-match-head.c: Likewise.
1646 * fold-const.h (fold_vec_perm): Declare when vec-perm-indices.h
1648 * fold-const.c (fold_vec_perm): Export.
1649 (fold_ternary_loc): Move non-constant folding of VEC_PERM_EXPR...
1650 (match.pd): ...here.
1652 2019-05-20 Jakub Jelinek <jakub@redhat.com>
1654 * cfgloop.h (struct loop): Add simdlen member.
1655 * cfgloopmanip.c (copy_loop_info): Copy simdlen as well.
1656 * omp-expand.c (expand_omp_simd): Set it if simdlen clause is present.
1657 * tree-vect-loop.c (vect_analyze_loop): Pass loop->simdlen != 0
1658 as new argument to autovectorize_vector_sizes target hook. If
1659 loop->simdlen, pick up vector size where the vectorization factor
1660 is equal to loop->simd, and if there is none, fall back to the first
1662 (vect_transform_loop): Adjust autovectorize_vector_sizes target hook
1664 * omp-low.c (omp_clause_aligned_alignment): Likewise.
1665 * omp-general.c (omp_max_vf): Likewise.
1666 * optabs-query.c (can_vec_mask_load_store_p): Likewise.
1667 * tree-vect-slp.c (vect_slp_bb): Likewise.
1668 * target.def (autovectorize_vector_sizes): Add ALL argument and
1670 * doc/tm.texi: Adjust documentation.
1671 * targhooks.c (default_autovectorize_vector_sizes): Add bool argument.
1672 * targhooks.h (default_autovectorize_vector_sizes): Likewise.
1673 * config/aarch64/aarch64.c (aarch64_autovectorize_vector_sizes): Add
1675 * config/arc/arc.c (arc_autovectorize_vector_sizes): Likewise.
1676 * config/arm/arm.c (arm_autovectorize_vector_sizes): Likewise.
1677 * config/mips/mips.c (mips_autovectorize_vector_sizes): Likewise.
1678 * config/i386/i386.c (ix86_autovectorize_vector_sizes): Likewise. If
1679 true and TARGET_AVX512F or TARGET_AVX, push 3 or 2 sizes even if
1680 preferred vector size is not 512-bit or 256-bit, just put those
1681 unpreferred ones last.
1683 2019-05-20 Martin Liska <mliska@suse.cz>
1685 * targhooks.c (default_libc_has_fast_function): New function.
1686 * targhooks.h (default_libc_has_fast_function): Likewise.
1688 2019-05-20 Martin Liska <mliska@suse.cz>
1691 * builtins.c (expand_builtin_memory_copy_args): When having a
1692 target with fast mempcpy implementation do now use memcpy.
1693 * config/i386/i386.c (ix86_libc_has_fast_function): New.
1694 (TARGET_LIBC_HAS_FAST_FUNCTION): Likewise.
1695 * doc/tm.texi: Likewise.
1696 * doc/tm.texi.in: Likewise.
1698 * expr.c (emit_block_move_hints): Add 2 new arguments.
1699 * expr.h (emit_block_move_hints): Bail out when libcall
1700 to memcpy would be used.
1702 2019-05-20 Martin Liska <mliska@suse.cz>
1704 * profile-count.c: Add vertical spacing in order
1705 to separate functions.
1706 * profile-count.h: Likewise.
1708 2019-05-20 Martin Liska <mliska@suse.cz>
1710 * profile-count.h: Do not use full qualified
1712 * profile-count.c (profile_count::to_frequency): Likewise.
1714 2019-05-20 Martin Liska <mliska@suse.cz>
1716 * profile-count.h (enum profile_quality): Use capital letters
1717 for enum value names. Use the adjusted names.
1718 * profile-count.c: Use the adjusted names.
1720 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1722 * config/rs6000/constraints.md (define_register_constraint "wH"):
1724 (define_register_constraint "wI"): Delete.
1725 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1726 RS6000_CONSTRAINT_wH and RS6000_CONSTRAINT_wI.
1727 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1728 (rs6000_init_hard_regno_mode_ok): Adjust.
1729 * config/rs6000/rs6000.md: Replace "wH" and "wI" constraints by "v"
1730 resp. "d", or with "wa" as appropriate, all with "p8v".
1731 * config/rs6000/vsx.md: Ditto.
1732 * doc/md.texi (Machine Constraints): Adjust.
1734 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1736 * config/rs6000/constraints.md (define_register_constraint "wy"):
1738 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1739 RS6000_CONSTRAINT_wy.
1740 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1741 (rs6000_init_hard_regno_mode_ok): Adjust.
1742 * config/rs6000/rs6000.md: Replace "wy" constraint by "wa" with "p8v".
1743 Use "<Fisa>" as "isa" in all alternatives that use "<Fv2>".
1744 (define_mode_attr Fisa): New.
1745 * config/rs6000/vsx.md: Replace "wy" constraint by "wa" with "p8v".
1746 * doc/md.texi (Machine Constraints): Adjust.
1748 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1750 * config/rs6000/constraints.md (define_register_constraint "wu"):
1752 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1753 RS6000_CONSTRAINT_wu.
1754 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1755 (rs6000_init_hard_regno_mode_ok): Adjust.
1756 * config/rs6000/rs6000.md: Replace "wu" constraint by "v" or "wa",
1758 (define_mode_attr Fa): Delete.
1759 * config/rs6000/vsx.md: Ditto.
1760 * doc/md.texi (Machine Constraints): Adjust.
1762 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1764 * config/rs6000/constraints.md (define_register_constraint "wJ"):
1766 (define_register_constraint "wK"): Delete.
1767 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1768 RS6000_CONSTRAINT_wJ and RS6000_CONSTRAINT_wK.
1769 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1770 (rs6000_init_hard_regno_mode_ok): Adjust.
1771 * config/rs6000/rs6000.md: Replace "wJ" constraint by "wI" with "p9v".
1772 Replace "wK" constraint by "wH" with "p9v".
1773 * config/rs6000/vsx.md: Ditto.
1774 * doc/md.texi (Machine Constraints): Adjust.
1776 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1778 * config/rs6000/constraints.md (define_register_constraint "wb"):
1780 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1781 RS6000_CONSTRAINT_wb.
1782 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1783 (rs6000_init_hard_regno_mode_ok): Adjust.
1784 * config/rs6000/rs6000.md: Replace "wb" constraint by "v" with "p9v".
1785 * config/rs6000/vsx.md: Ditto.
1786 * doc/md.texi (Machine Constraints): Adjust.
1788 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1790 * config/rs6000/constraints.md (define_register_constraint "wo"):
1792 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1793 RS6000_CONSTRAINT_wo.
1794 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1795 (rs6000_init_hard_regno_mode_ok): Adjust.
1796 * config/rs6000/rs6000.md: Replace "wo" constraint by "wa" with "p9v".
1797 * config/rs6000/altivec.md: Ditto.
1798 * doc/md.texi (Machine Constraints): Adjust.
1800 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
1802 * config/darwin-c.c (darwin_register_objc_includes): Do not
1803 prepend the sysroot when building gnu-runtime header search
1806 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
1808 * config/darwin.c (darwin_file_end): Use switch_to_section ()
1809 instead of direct output of the asm.
1811 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
1813 * config/rs6000/rs6000.c (restore_saved_cr): Change a boolean
1814 argument to be type bool (was int before).
1815 (rs6000_emit_epilogue): Simplify some code. Declare some variables
1816 at first use. Use type bool for some variables. Fix a theoretical
1817 eh_return bug for svr4.
1819 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
1821 * config/rs6000/rs6000.md (isa): New attribute.
1822 (enabled): New attribute.
1824 2019-05-17 Max Filippov <jcmvbkbc@gmail.com>
1826 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Call
1827 assemble_start_function and assemble_end_function.
1829 2019-05-17 Thomas Schwinge <thomas@codesourcery.com>
1832 * omp-general.c (oacc_verify_routine_clauses): Change formal
1833 parameters. Add checking if already marked with an OpenACC
1834 'routine' directive. Adjust all users.
1837 * omp-general.c (oacc_build_routine_dims): Move some of its
1839 (oacc_verify_routine_clauses): ... this new function.
1840 * omp-general.h (oacc_verify_routine_clauses): New prototype.
1842 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
1844 * config/rs6000/rs6000.c (machopic_output_stub): Adjust the
1845 formating of picbase labels to match other ports.
1847 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
1849 * config/rs6000/rs6000.c (macho_branch_islands): Fix bad indent
1850 in the generated code.
1852 2019-05-16 Martin Sebor <msebor@redhat.com>
1854 * builtins.c (expand_builtin_atomic_always_lock_free): Quote
1855 identifiers, keywords, operators, and types in diagnostics. Correct
1856 quoting, spelling, and sentence capitalization issues.
1857 (expand_builtin_atomic_is_lock_free): Same.
1858 (fold_builtin_next_arg): Same.
1859 * cfgexpand.c (expand_one_var): Same.
1860 (tree_conflicts_with_clobbers_p): Same.
1861 (expand_asm_stmt): Same.
1862 (verify_loop_structure): Same.
1863 * cgraphunit.c (process_function_and_variable_attributes): Same.
1864 * collect-utils.c (collect_execute): Same.
1865 * collect2.c (maybe_run_lto_and_relink): Same.
1866 (is_lto_object_file): Same.
1867 (scan_prog_file): Same.
1868 * convert.c (convert_to_real_1): Same.
1869 * dwarf2out.c (dwarf2out_begin_prologue): Same.
1870 * except.c (verify_eh_tree): Same.
1871 * gcc.c (execute): Same.
1872 (eval_spec_function): Same.
1873 (run_attempt): Same.
1874 (driver::set_up_specs): Same.
1875 (compare_debug_auxbase_opt_spec_function): Same.
1876 * gcov-tool.c (unlink_gcda_file): Same.
1879 * gcse.c (gcse_or_cprop_is_too_expensive): Same.
1880 * gimplify.c (gimplify_asm_expr): Same.
1881 (gimplify_adjust_omp_clauses): Same.
1882 * hsa-gen.c (gen_hsa_addr_insns): Same.
1883 (gen_hsa_insns_for_load): Same.
1884 (gen_hsa_cmp_insn_from_gimple): Same.
1885 (gen_hsa_insns_for_operation_assignment): Same.
1886 (gen_get_level): Same.
1887 (gen_hsa_alloca): Same.
1888 (omp_simple_builtin::generate): Same.
1889 (gen_hsa_atomic_for_builtin): Same.
1890 (gen_hsa_insns_for_call): Same.
1891 * input.c (dump_location_info): Same.
1892 * ipa-devirt.c (compare_virtual_tables): Same.
1893 * ira.c (ira_setup_eliminable_regset): Same.
1894 * lra-assigns.c (lra_assign): Same.
1895 * lra-constraints.c (lra_constraints): Same.
1896 * lto-streamer-in.c (lto_input_mode_table): Same.
1897 * lto-wrapper.c (get_options_from_collect_gcc_options): Same.
1898 (merge_and_complain): Same.
1899 (compile_offload_image): Same.
1900 (compile_images_for_offload_targets): Same.
1901 (debug_objcopy): Same.
1904 * opts.c (print_specific_help): Same.
1905 (parse_no_sanitize_attribute): Same.
1907 (handle_param): Same.
1908 * plugin.c (add_new_plugin): Same.
1909 (parse_plugin_arg_opt): Same.
1910 (try_init_one_plugin): Same.
1911 * print-rtl.c (debug_bb_n_slim): Quote identifiers, keywords,
1912 operators, and types in diagnostics. Correct quoting and spelling
1914 * read-rtl-function.c (parse_edge_flag_token): Same.
1915 (function_reader::parse_enum_value): Same.
1916 * reg-stack.c (check_asm_stack_operands): Same.
1917 * regcprop.c (validate_value_data): Same.
1918 * sched-rgn.c (make_pass_sched_fusion): Same.
1919 * stmt.c (check_unique_operand_names): Same.
1920 * targhooks.c (default_target_option_pragma_parse): Same.
1921 * tlink.c (recompile_files): Same.
1922 * toplev.c (process_options): Same.
1924 * trans-mem.c (diagnose_tm_1): Same.
1925 (ipa_tm_scan_irr_block): Same.
1926 (ipa_tm_diagnose_transaction): Same.
1927 * tree-cfg.c (verify_address): Same. Use get_tree_code_name to
1928 format a tree code name in a diagnostic.
1929 (verify_types_in_gimple_min_lval): Same.
1930 (verify_types_in_gimple_reference): Same.
1931 (verify_gimple_call): Same.
1932 (verify_gimple_assign_unary): Same.
1933 (verify_gimple_assign_binary): Same.
1934 (verify_gimple_assign_ternary): Same.
1935 (verify_gimple_assign_single): Same.
1936 (verify_gimple_switch): Same.
1937 (verify_gimple_label): Same.
1938 (verify_gimple_phi): Same.
1939 (verify_gimple_in_seq): Same.
1940 (verify_eh_throw_stmt_node): Same.
1941 (collect_subblocks): Same.
1942 (gimple_verify_flow_info): Same.
1943 (do_warn_unused_result): Same.
1944 * tree-inline.c (expand_call_inline): Same.
1945 * tree-into-ssa.c (update_ssa): Same.
1946 * tree.c (tree_int_cst_elt_check_failed): Same.
1947 (tree_vec_elt_check_failed): Same.
1948 (omp_clause_operand_check_failed): Same.
1949 (verify_type_variant): Same.
1950 (verify_type): Same.
1951 * value-prof.c (verify_histograms): Same.
1952 * varasm.c (assemble_start_function): Same.
1954 2019-05-16 Martin Sebor <msebor@redhat.com>
1956 * config/i386/i386-expand.c (get_element_number): Quote keywords
1957 and other internal names in diagnostics. Adjust other diagnostic
1958 formatting issues noted by -Wformat-diag.
1959 * config/i386/i386-features.c
1960 (ix86_mangle_function_version_assembler_name): Same.
1961 * config/i386/i386-options.c (ix86_handle_abi_attribute): Same.
1962 * config/i386/i386.c (ix86_function_type_abi): Same.
1963 (ix86_function_ms_hook_prologue): Same.
1964 (classify_argument): Same.
1965 (ix86_expand_prologue): Same.
1966 (ix86_md_asm_adjust): Same.
1967 (ix86_memmodel_check): Same.
1969 2019-05-17 Dragan Mladjenovic <dmladjenovic@wavecomp.com>
1971 * config/mips/mips.c (mips_dwarf_frame_reg_mode): Replace
1972 TARGET_FLOAT64 with !TARGET_FLOAT32, thus handling both fp64
1975 2019-05-17 H.J. Lu <hongjiu.lu@intel.com>
1978 * config/i386/i386-expand.c (ix86_expand_builtin): Enable MMX
1979 intrinsics without SSE/SSE2/SSSE3.
1980 * config/i386/mmx.md (mmx_uavgv8qi3): Restore TARGET_3DNOW
1982 (*mmx_uavgv8qi3): Likewise.
1984 2019-05-17 Richard Biener <rguenther@suse.de>
1986 * gimple-pretty-print.c (dump_ternary_rhs): Handle dumping
1987 VEC_PERM_EXPR as __VEC_PERM with -gimple.
1989 2019-05-17 Andreas Krebbel <krebbel@linux.ibm.com>
1991 * config/s390/s390-builtins.def (s390_vec_sldw_*): Use the
1992 vec_sldw insn pattern.
1994 2019-05-17 Richard Biener <rguenther@suse.de>
1996 * ccmp.c (expand_ccmp_expr_1): Do not use gimple_assign_rhs_to_tree.
1998 2019-05-17 Martin Liska <mliska@suse.cz>
2001 * toplev.c (output_stack_usage): With LTO and sanitizer it
2002 happens that a global ctor (_GLOBAL__sub_I_00099_0_main)
2003 has no file location.
2005 2019-05-16 Jakub Jelinek <jakub@redhat.com>
2008 * tree-ssa-scopedtables.c (equal_mem_array_ref_p): Don't assert that
2009 sz0 is equal to sz1, instead return false in that case.
2011 * omp-low.c (lower_rec_input_clauses): If OMP_CLAUSE_IF
2012 has non-constant expression, force sctx.lane and use two
2013 argument IFN_GOMP_SIMD_LANE instead of single argument.
2014 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't DCE
2015 two argument IFN_GOMP_SIMD_LANE without lhs.
2016 * tree-vectorizer.h (struct _loop_vec_info): Add simd_if_cond
2018 (LOOP_VINFO_SIMD_IF_COND, LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND):
2020 (LOOP_REQUIRES_VERSIONING): Or in
2021 LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND.
2022 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize
2024 (vect_analyze_loop_2): Punt if LOOP_VINFO_SIMD_IF_COND is constant 0.
2025 * tree-vect-loop-manip.c (vect_loop_versioning): Add runtime check
2026 from simd if clause if needed.
2028 2019-05-16 Richard Biener <rguenther@suse.de>
2030 * tree-affine.c (expr_to_aff_combination): New function split
2032 (tree_to_aff_combination): ... here.
2033 (aff_combination_expand): Avoid building a GENERIC tree.
2035 2019-05-16 Max Filippov <jcmvbkbc@gmail.com>
2037 * cgraphunit.c (cgraph_node::expand_thunk): Remove
2038 assemble_start_function and assemble_end_function calls.
2039 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Call
2040 assemble_start_function and assemble_end_function.
2041 * config/arc/arc.c (arc_output_mi_thunk): Likewise.
2042 * config/arm/arm.c (arm_output_mi_thunk): Likewise.
2043 * config/bfin/bfin.c (bfin_output_mi_thunk): Likewise.
2044 * config/c6x/c6x.c (c6x_output_mi_thunk): Likewise.
2045 * config/cris/cris.c (cris_asm_output_mi_thunk): Likewise.
2046 * config/csky/csky.c (csky_output_mi_thunk): Likewise.
2047 * config/epiphany/epiphany.c (epiphany_output_mi_thunk): Likewise.
2048 * config/frv/frv.c (frv_asm_output_mi_thunk): Likewise.
2049 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
2050 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
2051 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
2052 * config/microblaze/microblaze.c (microblaze_asm_output_mi_thunk):
2054 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
2055 * config/mmix/mmix.c (mmix_asm_output_mi_thunk): Likewise.
2056 * config/mn10300/mn10300.c (mn10300_asm_output_mi_thunk): Likewise.
2057 * config/nds32/nds32.c (nds32_asm_output_mi_thunk): Likewise.
2058 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
2059 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
2060 * config/pa/pa.c (pa_asm_output_mi_thunk): Likewise.
2061 * config/riscv/riscv.c (riscv_output_mi_thunk): Likewise.
2062 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
2063 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2064 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
2065 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2066 * config/spu/spu.c (spu_output_mi_thunk): Likewise.
2067 * config/stormy16/stormy16.c (xstormy16_asm_output_mi_thunk):
2069 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
2070 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
2071 * config/vax/vax.c (vax_output_mi_thunk): Likewise.
2073 2019-05-16 Jan Hubicka <hubicka@ucw.cz>
2075 * tree-ssa-alias.c (alias_stats): Add
2076 aliasing_component_refs_p_may_alias and
2077 aliasing_component_refs_p_no_alias.
2078 (dump_alias_stats): Print aliasing_component_refs_p stats.
2079 (aliasing_component_refs_p): Update stats.
2081 2019-05-16 Martin Liska <mliska@suse.cz>
2084 * multiple_target.c (expand_target_clones): Do not allow
2085 target_clones being used with a symbol that is an alias.
2087 2019-05-16 Vladislav Ivanishin <vlad@ispras.ru>
2089 PR tree-optimization/90394
2090 * tree-ssa-uninit.c (is_pred_expr_subset_of): Potentially give false
2091 positives rather than ICE for cases where (code2 == NE_EXPR
2092 && code1 == BIT_AND_EXPR).
2094 2019-05-16 Jakub Jelinek <jakub@redhat.com>
2097 * tree-core.h (struct tree_decl_common): Document
2098 decl_nonshareable_flag for PARM_DECLs.
2099 * tree.h (DECL_HIDDEN_STRING_LENGTH): Define.
2100 * calls.c (expand_call): Don't try tail call if caller
2101 has any DECL_HIDDEN_STRING_LENGTH PARM_DECLs that are or might be
2102 passed on the stack and callee needs to pass any arguments on the
2104 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
2105 else if instead of series of mutually exclusive ifs. Handle
2106 DECL_HIDDEN_STRING_LENGTH for PARM_DECLs.
2107 * tree-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
2109 * lto-streamer.h (LTO_major_version): Bump to 9.
2111 2019-05-16 Jun Ma <JunMa@linux.alibaba.com>
2113 PR tree-optimization/90106
2114 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds): Add
2115 new parameter as new internal function call, also move it to new
2117 (use_internal_fn): Pass internal function call to
2118 shrink_wrap_one_built_in_call_with_conds.
2120 2019-05-15 Jakub Jelinek <jakub@redhat.com>
2122 * omp-low.c (lower_rec_input_clauses): For if (0) or simdlen (1) set
2124 * omp-expand.c (expand_omp_simd): For if (0) or simdlen (1) clear
2125 safelen_int and set loop->dont_vectorize.
2127 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2130 * config/i386/i386-builtin.def: Enable MMX intrinsics with
2132 * config/i386/i386-builtins.c (ix86_init_mmx_sse_builtins):
2134 * config/i386/i386-expand.c (ix86_expand_builtin): Allow
2135 SSE/SSE2/SSSE3 to emulate MMX intrinsics with TARGET_MMX_WITH_SSE.
2136 * config/i386/mmintrin.h: Only require SSE2 if __MMX_WITH_SSE__
2139 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2142 * config/i386/mmx.md (*vec_dupv2sf): Changed to
2143 define_insn_and_split to support SSE emulation.
2144 (*vec_extractv2sf_0): Likewise.
2145 (*vec_extractv2sf_1): Likewise.
2146 (*vec_extractv2si_0): Likewise.
2147 (*vec_extractv2si_1): Likewise.
2148 (*vec_extractv2si_zext_mem): Likewise.
2149 (vec_setv2sf): Also allow TARGET_MMX_WITH_SSE.
2150 (vec_extractv2sf_1 splitter): Likewise.
2151 (vec_extractv2sfsf): Likewise.
2152 (vec_setv2si): Likewise.
2153 (vec_extractv2si_1 splitter): Likewise.
2154 (vec_extractv2sisi): Likewise.
2155 (vec_setv4hi): Likewise.
2156 (vec_extractv4hihi): Likewise.
2157 (vec_setv8qi): Likewise.
2158 (vec_extractv8qiqi): Likewise.
2159 (vec_extractv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
2160 TARGET_MMX_WITH_SSE ix86_expand_vector_extract.
2161 (vec_extractv2sisi): Likewise.
2162 (vec_extractv4hihi): Likewise.
2163 (vec_extractv8qiqi): Likewise.
2164 (vec_initv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
2165 TARGET_MMX_WITH_SSE to ix86_expand_vector_init.
2166 (vec_initv2sisi): Likewise.
2167 (vec_initv4hihi): Likewise.
2168 (vec_initv8qiqi): Likewise.
2169 (vec_setv2si): Also allow TARGET_MMX_WITH_SSE. Pass
2170 TARGET_MMX_WITH_SSE to ix86_expand_vector_set.
2171 (vec_setv4hi): Likewise.
2172 (vec_setv8qi): Likewise.
2174 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2177 * config/i386/mmx.md (MMXMODE:mov<mode>): Also allow
2178 TARGET_MMX_WITH_SSE.
2179 (MMXMODE:*mov<mode>_internal): Likewise.
2180 (MMXMODE:movmisalign<mode>): Likewise.
2182 2019-05-15 Uroš Bizjak <ubizjak@gmail.com>
2185 * config/i386/i386.md (*zero_extendsidi2): Add mmx_isa attribute.
2186 * config/i386/sse.md (sse2_cvtpi2pd): Ditto.
2187 (sse2_cvtpd2pi): Ditto.
2188 (sse2_cvttpd2pi): Ditto.
2189 (*vec_concatv2sf_sse4_1): Ditto.
2190 (*vec_concatv2sf_sse): Ditto.
2191 (*vec_concatv2si_sse4_1): Ditto.
2192 (*vec_concatv2si): Ditto.
2193 (*vec_concatv4si_0): Ditto.
2194 (*vec_concatv2di_0): Ditto.
2196 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2199 * config/i386/sse.md (abs<mode>2): Add SSE emulation.
2201 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2204 * config/i386/sse.md (ssse3_palignrdi): Changed to
2205 define_insn_and_split to support SSE emulation.
2207 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2210 * config/i386/sse.md (ssse3_psign<mode>3): Add SSE emulation.
2212 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2215 * config/i386/sse.md (ssse3_pshufbv8qi3): Changed to
2216 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
2219 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2222 * config/i386/sse.md (ssse3_pmulhrswv4hi3): Require TARGET_MMX
2223 or TARGET_MMX_WITH_SSE.
2224 (*ssse3_pmulhrswv4hi3): Add SSE emulation.
2226 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2229 * config/i386/sse.md (ssse3_pmaddubsw): Add SSE emulation.
2231 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2234 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>dv2si3):
2235 Changed to define_insn_and_split to support SSE emulation.
2237 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2240 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>wv4hi3):
2241 Changed to define_insn_and_split to support SSE emulation.
2243 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2246 * config/i386/mmx.md (mmx_<emms>): Renamed to ...
2247 (*mmx_<emms>): This.
2248 (mmx_<emms>): New expander.
2250 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2253 * config/i386/mmx.md (sse2_umulv1siv1di3): Add SSE emulation
2255 (*sse2_umulv1siv1di3): Add SSE2 emulation.
2257 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2260 * config/i386/mmx.md (sse_movntq): Add SSE2 emulation.
2262 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2265 * config/i386/mmx.md (mmx_psadbw): Add SSE emulation.
2267 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2270 * config/i386/mmx.md (mmx_uavgv4hi3): Also check TARGET_MMX and
2271 TARGET_MMX_WITH_SSE.
2272 (*mmx_uavgv4hi3): Add SSE emulation.
2274 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2277 * config/i386/mmx.md (mmx_uavgv8qi3): Also check TARGET_MMX
2278 and TARGET_MMX_WITH_SSE.
2279 (*mmx_uavgv8qi3): Add SSE emulation.
2281 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2284 * config/i386/xmmintrin.h: Emulate MMX maskmovq with SSE2
2285 maskmovdqu for __MMX_WITH_SSE__.
2287 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2290 * config/i386/mmx.md (mmx_umulv4hi3_highpart): Also check
2291 TARGET_MMX and TARGET_MMX_WITH_SSE.
2292 (*mmx_umulv4hi3_highpart): Add SSE emulation.
2294 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2297 * config/i386/mmx.md (mmx_pmovmskb): Changed to
2298 define_insn_and_split to support SSE emulation.
2300 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2303 * config/i386/mmx.md (mmx_<code>v4hi3): Also check TARGET_MMX
2304 and TARGET_MMX_WITH_SSE.
2305 (mmx_<code>v8qi3): Likewise.
2306 (smaxmin:<code>v4hi3): New.
2307 (umaxmin:<code>v8qi3): Likewise.
2308 (smaxmin:*mmx_<code>v4hi3): Add SSE emulation.
2309 (umaxmin:*mmx_<code>v8qi3): Likewise.
2311 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2314 * config/i386/mmx.md (mmx_pinsrw): Also check TARGET_MMX and
2315 TARGET_MMX_WITH_SSE.
2316 (*mmx_pinsrw): Add SSE emulation.
2318 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2321 * config/i386/mmx.md (mmx_pextrw): Add SSE emulation.
2323 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2326 * config/i386/sse.md (sse_cvtpi2ps): Changed to
2327 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
2330 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2333 * config/i386/sse.md (sse_cvtps2pi): Add SSE emulation.
2334 (sse_cvttps2pi): Likewise.
2336 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2339 * config/i386/mmx.md (mmx_pshufw): Also check TARGET_MMX and
2340 TARGET_MMX_WITH_SSE.
2341 (mmx_pshufw_1): Add SSE emulation.
2342 (*vec_dupv4hi): Changed to define_insn_and_split and also allow
2343 TARGET_MMX_WITH_SSE to support SSE emulation.
2345 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2348 * config/i386/constraints.md (Yw): New constraint.
2349 * config/i386/mmx.md (*vec_dupv2si): Changed to
2350 define_insn_and_split and also allow TARGET_MMX_WITH_SSE to
2351 support SSE emulation.
2353 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2356 * config/i386/mmx.md (mmx_eq<mode>3): Also allow
2357 TARGET_MMX_WITH_SSE.
2358 (*mmx_eq<mode>3): Also allow TARGET_MMX_WITH_SSE. Add SSE
2360 (mmx_gt<mode>3): Likewise.
2362 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2365 * config/i386/mmx.md (mmx_andnot<mode>3): Also allow
2366 TARGET_MMX_WITH_SSE. Add SSE support.
2368 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2371 * config/i386/mmx.md (any_logic:mmx_<code><mode>3): Also allow
2372 TARGET_MMX_WITH_SSE.
2373 (any_logic:<code><mode>3): New.
2374 (any_logic:*mmx_<code><mode>3): Also allow TARGET_MMX_WITH_SSE.
2377 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2380 * config/i386/mmx.md (mmx_ashr<mode>3): Also allow
2381 TARGET_MMX_WITH_SSE. Add SSE emulation.
2382 (mmx_<shift_insn><mode>3): Likewise.
2384 (<shift_insn><mode>3): Likewise.
2386 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2389 * config/i386/mmx.md (mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE.
2390 (*mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE. Add SSE support.
2392 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2395 * config/i386/mmx.md (mmx_smulv4hi3_highpart): Also allow
2396 TARGET_MMX_WITH_SSE.
2397 (*mmx_smulv4hi3_highpart): Also allow TARGET_MMX_WITH_SSE. Add
2400 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2403 * config/i386/mmx.md (mmx_mulv4hi3): Also allow
2404 TARGET_MMX_WITH_SSE.
2406 (*mmx_mulv4hi3): Also allow TARGET_MMX_WITH_SSE. Add SSE
2409 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2412 * config/i386/mmx.md (MMXMODEI8): Require TARGET_SSE2 for V1DI.
2413 (plusminus:mmx_<plusminus_insn><mode>3): Check
2414 TARGET_MMX_WITH_SSE.
2415 (sat_plusminus:mmx_<plusminus_insn><mode>3): Likewise.
2416 (<plusminus_insn><mode>3): New.
2417 (*mmx_<plusminus_insn><mode>3): Add SSE emulation.
2418 (*mmx_<plusminus_insn><mode>3): Likewise.
2420 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2423 * config/i386/i386-expand.c (ix86_split_mmx_punpck): New function.
2424 * config/i386/i386-protos.h (ix86_split_mmx_punpck): New
2426 * config/i386/mmx.m (mmx_punpckhbw): Changed to
2427 define_insn_and_split to support SSE emulation.
2428 (mmx_punpcklbw): Likewise.
2429 (mmx_punpckhwd): Likewise.
2430 (mmx_punpcklwd): Likewise.
2431 (mmx_punpckhdq): Likewise.
2432 (mmx_punpckldq): Likewise.
2434 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2435 Uros Bizjak <ubizjak@gmail.com>
2438 * config/i386/i386-expand.c (ix86_move_vector_high_sse_to_mmx):
2440 (ix86_split_mmx_pack): Likewise.
2441 * config/i386/i386-protos.h (ix86_move_vector_high_sse_to_mmx):
2443 (ix86_split_mmx_pack): Likewise.
2444 * config/i386/i386.md (mmx_isa): New.
2445 (enabled): Also check mmx_isa.
2446 * config/i386/mmx.md (any_s_truncate): New code iterator.
2447 (s_trunsuffix): New code attr.
2448 (mmx_packsswb): Removed.
2449 (mmx_packssdw): Likewise.
2450 (mmx_packuswb): Likewise.
2451 (mmx_pack<s_trunsuffix>swb): New define_insn_and_split to emulate
2452 MMX packsswb/packuswb with SSE2.
2453 (mmx_packssdw): Likewise.
2454 * config/i386/predicates.md (register_mmxmem_operand): New.
2456 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2459 * config/i386/i386-c.c (ix86_target_macros_internal): Define
2460 __MMX_WITH_SSE__ for TARGET_MMX_WITH_SSE.
2461 * config/i386/i386.c (ix86_set_reg_reg_cost): Add support for
2462 TARGET_MMX_WITH_SSE with VALID_MMX_REG_MODE.
2463 (ix86_vector_mode_supported_p): Likewise.
2464 * config/i386/i386.h (TARGET_MMX_WITH_SSE): New.
2466 2019-05-15 Martin Liska <mliska@suse.cz>
2469 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
2472 2019-05-15 Richard Biener <rguenther@suse.de>
2474 * tree-into-ssa.c (pass_build_ssa::execute): Run
2475 update_address_taken before going into SSA.
2477 2019-05-15 Richard Biener <rguenther@suse.de>
2479 * tree-pretty-print.c (dump_generic_node): Dump BIT_FIELD_REF
2480 as __BIT_FIELD_REF with type with -gimple.
2482 2019-05-15 Vladislav Ivanishin <vlad@ispras.ru>
2484 * tree-ssa-uninit.c (is_value_included_in): Remove is_unsigned and merge
2485 semantically equivalent branches (left over after prior refactorings).
2487 2019-05-15 Richard Biener <rguenther@suse.de>
2489 PR tree-optimization/88828
2490 * tree-ssa-forwprop.c (simplify_vector_constructor): Fix
2493 2019-05-14 Richard Biener <rguenther@suse.de>
2495 * tree-pretty-print.c (dump_generic_node): Dump VIEW_CONVERT_EXPR
2496 as __VIEW_CONVERT with -gimple.
2498 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
2501 * config/i386/darwin.h (CC1_SPEC): Report -mx32 as an error for
2504 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
2506 * config/rs6000/rs6000.md (eh_set_lr_<mode>): Merge with following
2507 define_split to become a define_insn_and_split.
2509 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
2511 * config/rs6000/rs6000-protos.h (rs6000_emit_epilogue): Change
2513 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Change arguments.
2514 * config/rs6000/rs6000.md (epilogue_type): New define_enum.
2515 (sibcall_epilogue): Adjust.
2518 2019-05-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2520 * config.gcc: Move *-*-solaris2.10* from obsolete configurations
2521 to unsupported ones.
2522 Simplify x86_64-*-solaris2.1[0-9]* to x86_64-*-solaris2*.
2523 * config.host: Likewise.
2524 * config/i386/sol2.h (ASM_COMMENT_START): Remove.
2525 * config/sparc/driver-sparc.c (host_detect_local_cpu) [__sun__ &&
2526 __svr4__]: Remove "brand" fallback.
2527 [!KSTAT_DATA_STRING]: Remove.
2528 * configure.ac (gcc_cv_ld_hidden): Simplify *-*-solaris2.1[0-9]*
2530 (comdat_group): Likewise.
2531 (set_have_as_tls): Likewise.
2532 (gcc_cv_target_dl_iterate_phdr): Likewise.
2533 (gcc_cv_as_shf_merge): Remove Solaris 10/x86 workaround.
2534 (gcc_cv_ld_aligned_shf_merge): Remove Solaris 10/SPARC workaround.
2535 * configure: Regenerate.
2536 * doc/install.texi: Simplify Solaris target triplets.
2537 (Specific, i?86-*-solaris2*): Remove Solaris 10 references.
2538 (Specific, *-*-solaris2*): Document Solaris 10 removal.
2539 Remove Solaris 10 references.
2540 Remove obsolete Solaris bug reference.
2541 (Specific, sparc-sun-solaris2.10): Remove.
2543 2019-05-14 Uroš Bizjak <ubizjak@gmail.com>
2545 * config/i386/i386.md (any_div): New code iterator.
2546 (paired_mod): New code attribute.
2547 (sgnprefix): Handle DIV and UDIV RTXes.
2549 (<u>divmod<mode>4): Macroize expander from divmod<mode>4
2550 and udivmod<mode>4 patterns using any_div code iterator.
2551 (divmod splitters): Macroize splitters using any_div code iterator.
2552 (*udivmodsi4_pow2_zext_1): Use exactl_log2 in insn condition.
2553 (*udivmodsi4_pow2_zext_2): Ditto.
2554 (*<u>divmod<mode>4_noext): Macroize insn from *divmod<mode>4_noext
2555 and *udivmod<mode>4_noext patterns using any_div code iterator.
2556 (*<u>divmod<mode>4_noext_zext_1): Macroize insn from
2557 *divmod<mode>4_noext_zext_1 and *udivmod<mode>4_noext_zext_1
2558 patterns using any_div code iterator.
2559 (*<u>divmod<mode>4_noext_zext_2): Macroize insn from
2560 *divmod<mode>4_noext_zext_2 and *udivmod<mode>4_noext_zext_2
2561 patterns using any_div code iterator.
2562 (<u>divmodhiqi3): Macroize insn from divmodhiqi3 and
2563 udivmodhiqi3 patterns using any_extend code iterator.
2565 2019-05-14 Richard Biener <rguenther@suse.de>
2566 H.J. Lu <hongjiu.lu@intel.com>
2568 PR tree-optimization/88828
2569 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
2570 permuting in a single non-constant element not extracted
2573 2019-05-14 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
2575 * internal-fn.def (SIGNBIT): New.
2576 * config/aarch64/aarch64-simd.md (signbitv2sf2): New expand
2578 (signbitv4sf2): Likewise.
2580 2019-05-14 Chenghua Xu <paul.hua.gm@gmail.com>
2583 * config/mips/mips.c (mips_split_move): Skip forward SRC into
2584 next insn when the SRC reg is dead.
2586 2019-05-14 Bin Cheng <bin.cheng@linux.alibaba.com>
2588 * gimple-ssa-strength-reduction.c (lookup_cand): Adjust index by 1.
2589 (alloc_cand_and_find_basis): Ditto.
2590 (backtrace_base_for_ref, create_mul_ssa_cand): Remove if-then-else.
2591 (create_mul_imm_cand, create_add_ssa_cand): Ditto.
2592 (create_add_imm_cand, slsr_process_cast): Ditto.
2593 (slsr_process_copy, replace_mult_candidate): Ditto.
2594 (replace_rhs_if_not_dup, replace_one_candidate): Ditto.
2595 (dump_cand_vec, analyze_candidates_and_replace): Skip NULL element.
2596 (pass_strength_reduction::execute): Init the first NULL element.
2598 2019-05-13 Nathan Sidwell <nathan@acm.org>
2600 * gcc.c (execute): Simplify cond-expr into if. Reformat comment.
2601 (run_attempt): Reformat line break.
2603 2019-05-13 David Edelsohn <dje.gcc@gmail.com>
2606 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Don't load EH
2607 data registers in sibcall epilogues.
2608 Don't add EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
2610 2019-05-13 Uroš Bizjak <ubizjak@gmail.com>
2613 * configure.ac (--enable-frame-pointer):
2614 Disable by default for cygwin and mingw.
2615 * configure: Regenerate.
2617 2019-05-13 Nathan Sidwell <nathan@acm.org>
2619 * dwarf2out.c (breakout_comdat_types): Move comment to correct
2621 (const_ok_for_output_1): Balance parens around #if/#else/#endif
2622 (gen_member_die): Move abstract origin check earlier. Only VARs
2623 can be static_inline_p. Simplify splicing control flow.
2625 2019-05-13 Richard Biener <rguenther@suse.de>
2627 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle
2629 (vect_build_slp_tree_1): Likewise.
2631 2019-05-13 Richard Biener <rguenther@suse.de>
2633 PR tree-optimization/90402
2634 * tree-if-conv.c (tree_if_conversion): Value number only
2635 the loop body by making the latch an exit of the region
2637 * tree-ssa-sccvn.c (process_bb): Add flag whether to skip
2639 (do_rpo_vn): Deal with multiple edges into the entry block
2640 that are not backedges inside the region by skipping PHIs
2643 2019-05-13 Richard Biener <rguenther@suse.de>
2645 PR tree-optimization/90316
2646 * tree-ssa-pre.c (insert_aux): Fold into ...
2647 (insert): ... this function. Use a RPO walk to reduce the
2648 number of required iterations.
2650 2019-05-13 Martin Liska <mliska@suse.cz>
2652 PR tree-optimization/90416
2653 * tree-vect-stmts.c (vect_check_load_store_mask): Concatenate
2654 string instead of passing the second part as va_arg argument.
2656 2019-05-13 Martin Liska <mliska@suse.cz>
2658 PR gcov-profile/90380
2659 * gcov.c (handle_cycle): Do not support zero cycle count,
2660 it should not be possible.
2661 (path_contains_zero_cycle_arc): New function.
2662 (circuit): Ignore zero cycle arc counts.
2664 2019-05-13 Martin Liska <mliska@suse.cz>
2666 PR gcov-profile/90380
2667 * gcov.c (enum loop_type): Remove the enum and
2669 (handle_cycle): Assert that we should not reach
2671 (circuit): Use loop_found instead of a tri-state loop_type.
2672 (get_cycles_count): Do not handle NEGATIVE_LOOP as it can't
2675 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
2678 * config/i386/i386.c (ix86_output_jmp_thunk_or_indirect): New.
2679 (ix86_output_indirect_branch_via_reg): Use output mechanism
2680 accounting for __USER_LABEL_PREFIX__.
2681 (ix86_output_indirect_branch_via_push): Likewise.
2682 (ix86_output_function_return): Likewise.
2683 (ix86_output_indirect_function_return): Likewise.
2685 2019-05-12 Richard Sandiford <richard.sandiford@arm.com>
2687 * doc/md.texi: Document use of code attributes in rtx patterns.
2688 * read-md.h (rtx_reader::rtx_alloc_for_name): New member function.
2689 * read-rtl.c (find_code): Split out search loops into...
2690 (maybe_find_code): ...this new function.
2691 (check_code_iterator): Make the error message more informative.
2692 (check_code_attribute): New function.
2693 (rtx_reader::rtx_alloc_for_name): Likewise.
2694 (rtx_reader::read_rtx_code): Use rtx_alloc_for_name.
2695 * config/aarch64/predicates.md (aarch64_smin, aarch64_umin): Delete.
2696 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Use
2697 <max_opp> directly as an rtx code instead of via a match_operator.
2698 * config/aarch64/aarch64-sve.md (aarch64_<su>abd<mode>_3): Likewise.
2699 (<su>abd<mode>_3): Update accordingly.
2701 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
2703 * config/rs6000/rs6000.c (debug_stack_info): When -mdebug=stack
2704 is given, print the state of the EH "save world" computation for
2707 2019-05-11 Jakub Jelinek <jakub@redhat.com>
2710 * config/aarch64/aarch64.c (aarch64_expand_epilogue): Don't add
2711 EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
2713 2019-05-11 Uroš Bizjak <ubizjak@gmail.com>
2715 * config/i386/i386.md (floatdi<X87MODEF:mode>2_i387_with_xmm):
2716 Use pinsrd for TARGET_SSE4_1.
2717 * config/i386/sse.md (movdi_to_sse): Ditto.
2719 2019-05-10 Richard Biener <rguenther@suse.de>
2721 * tree-ssa-sccvn.c (visit_reference_op_call): Initialize value-id.
2722 (do_rpo_vn): Initialize next_value_id.
2724 2019-05-10 Martin Liska <mliska@suse.cz>
2726 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
2729 2019-05-10 Jakub Jelinek <jakub@redhat.com>
2731 PR tree-optimization/90385
2732 * tree-parloops.c (try_create_reduction_list): Punt on non-SSA_NAME
2733 arguments of the exit phis.
2736 * tree-inline.h (struct copy_body_data): Add do_not_fold member.
2737 * tree-inline.c (remap_gimple_op_r): Avoid folding expressions if
2739 (copy_tree_body_r): Likewise.
2740 (copy_fn): Set id.do_not_fold to true.
2742 2019-05-10 Martin Liska <mliska@suse.cz>
2744 * config/i386/i386-expand.c (ix86_expand_floorceildf_32):
2745 Reapply changes from r269790.
2747 2019-05-10 Martin Liska <mliska@suse.cz>
2750 * doc/invoke.texi: New params.
2751 * params.def (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SIZE): New.
2752 (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SPEED): Likewise.
2753 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
2755 * tree-switch-conversion.h (struct jump_table_cluster):
2758 2019-05-09 Segher Boessenkool <segher@kernel.crashing.org>
2760 * combine.c (combine_simplify_rtx): Don't make IF_THEN_ELSE RTL.
2762 2019-05-09 Bill Schmidt <wschmidt@linux.ibm.com>
2764 * doc/loop.texi: Remove reference to FOR_EACH_LOOP_BREAK.
2766 2019-05-09 Alexander Monakov <amonakov@ispras.ru>
2768 PR rtl-optimization/88879
2769 * sel-sched.c (sel_target_adjust_priority): Remove assert.
2771 2019-05-09 Richard Earnshaw <rearnsha@arm.com>
2774 * config/arm/arm.c (callee_saved_reg_p): Move before
2775 thumb_find_work_register.
2776 (thumb1_prologue_unused_call_clobbered_lo_regs): Move before
2777 thumb_find_work_register. Only call df_get_live_out once.
2778 (thumb1_epilogue_unused_call_clobbered_lo_regs): Likewise.
2779 (thumb_find_work_register): Use
2780 thumb1_prologue_unused_call_clobbered_lo_regs instead of ad hoc
2781 algorithms to locate a spare call clobbered reg.
2783 2019-05-09 Martin Liska <mliska@suse.cz>
2785 * gimple-pretty-print.c (dump_binary_rhs): Dump MIN_EXPR
2786 and MAX_EXPR in GIMPLE FE format.
2788 2019-05-09 Martin Liska <mliska@suse.cz>
2790 * tree-cfg.c (dump_function_to_file): Dump entry BB count.
2791 * gimple-pretty-print.c (dump_gimple_bb_header):
2793 (pp_cfg_jump): Dump edge probability.
2794 * profile-count.c (profile_quality_as_string): Simplify
2795 with a static array.
2796 (parse_profile_quality): New function.
2797 (profile_count::dump): Simplify with a static array.
2798 (profile_count::from_gcov_type): Add new argument.
2799 * profile-count.h (parse_profile_quality): Likewise.
2800 * predict.h (set_hot_bb_threshold): New.
2801 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
2803 * predict.c (get_hot_bb_threshold): Set from the new param.
2804 (set_hot_bb_threshold): New.
2806 2019-05-09 Richard Biener <rguenther@suse.de>
2808 PR tree-optimization/90395
2809 * tree-ssa-forwprop.c (pass_forwprop::execute): Do not
2810 rewrite vector stores that throw internally.
2812 2019-05-09 Thomas Schwinge <thomas@codesourcery.com>
2814 * cif-code.def (CHKP): Remove.
2817 * configure.ac (--enable-frame-pointer): Disable by default for
2819 * configure: Regenerate.
2821 2019-05-09 Alan Modra <amodra@gmail.com>
2824 * config/rs6000/rs6000.h (enum reg_class, REG_CLASS_NAMES),
2825 (REG_CLASS_CONTENTS): Add GEN_OR_VSX_REGS class.
2826 * config/rs6000/rs6000.c (rs6000_register_move_cost): Correct
2827 cost for general <-> vsx when direct moves are available.
2828 Cost union classes at minimal cost for any reg in the class.
2829 Correct calculation for moves between vsx, float, and altivec.
2830 Don't return a low cost for moves between special regs. Don't
2831 use hard coded register numbers.
2832 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): Define.
2833 (rs6000_ira_change_pseudo_allocno_class): New function.
2834 * config/rs6000/rs6000.md (movsi_internal1, mov<mode>_internal),
2835 (movdi_internal32, movdi_internal64): Remove '*' from vsx register
2837 (movsi_internal1): Don't disparage vector alternatives.
2838 (mov<mode>_internal): Likewise, excepting alternative that
2840 * config/rs6000/vsx.md (vsx_splat_<mode>_reg): Don't disparage
2841 we <- b alternative.
2843 2019-05-08 Jakub Jelinek <jakub@redhat.com>
2846 PR tree-optimization/89060
2847 * tree-ssa-live.h (live_vars_map): New typedef.
2848 (compute_live_vars, live_vars_at_stmt, destroy_live_vars): Declare.
2849 * tree-ssa-live.c: Include gimple-walk.h and cfganal.h.
2850 (struct compute_live_vars_data): New type.
2851 (compute_live_vars_visit, compute_live_vars_1, compute_live_vars,
2852 live_vars_at_stmt, destroy_live_vars): New functions.
2853 * tree-tailcall.c: Include tree-ssa-live.h.
2854 (live_vars, live_vars_vec): New global variables.
2855 (find_tail_calls): Perform variable life analysis before punting.
2856 (tree_optimize_tail_calls_1): Clean up live_vars and live_vars_vec.
2857 * tree-inline.h (struct copy_body_data): Add eh_landing_pad_dest
2859 * tree-inline.c (add_clobbers_to_eh_landing_pad): Remove BB argument.
2860 Perform variable life analysis to select variables that really need
2862 (copy_edges_for_bb): Don't call add_clobbers_to_eh_landing_pad here,
2863 instead set id->eh_landing_pad_dest and assert it is the same.
2864 (copy_cfg_body): Call it here if id->eh_landing_pad_dest is non-NULL.
2866 2019-05-08 Mihail Ionescu <mihail.ionescu@arm.com>
2867 Richard Earnshaw <rearnsha@arm.com>
2870 * config/arm/arm.c (thumb1_prologue_unused_call_clobbered_lo_regs): New
2872 (thumb1_epilogue_unused_call_clobbered_lo_regs): New function.
2873 (thumb1_compute_save_core_reg_mask): Don't force a spare work
2874 register if both the epilogue and prologue can use call-clobbered
2876 (thumb1_unexpanded_epilogue): Use
2877 thumb1_epilogue_unused_call_clobbered_lo_regs. Reverse the logic for
2878 picking temporaries for restoring high regs to match that of the
2879 prologue where possible.
2880 (thumb1_expand_prologue): Add any usable call-clobbered low registers to
2881 the list of work registers. Detect if the return address is still live
2882 at the end of the prologue and avoid using it for a work register if so.
2883 If the return address is not live, add LR to the list of pushable regs
2884 after the first pass.
2886 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
2888 PR tree-optimization/90078
2889 * tree-ssa-loop-ivopts.c (inttypes.h): Include new header file.
2890 (INFTY): Increase the value for infinite cost.
2891 (struct comp_cost): Promote type of members to int64_t.
2892 (infinite_cost): Don't set complexity in initialization.
2893 (comp_cost::operator +,-,+=,-+,/=,*=): Assert when cost computation
2894 overflows to infinite_cost.
2895 (adjust_setup_cost): Promote type of parameter and cost computation
2897 (struct ainc_cost_data, struct iv_ca): Promote type of member to
2899 (get_scaled_computation_cost_at, determine_iv_cost): Promote type of
2900 cost computation to int64_t.
2901 (determine_group_iv_costs, iv_ca_dump, find_optimal_iv_set): Use
2902 int64_t's format specifier in dump.
2904 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
2906 PR tree-optimization/90240
2907 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Scale cost
2908 with respect to scaling factor pre-computed for each basic block.
2909 (try_improve_iv_set): Return bool if best_cost equals to iv_ca cost.
2910 (find_optimal_iv_set_1): Free iv_ca set if it has infinite_cost.
2911 (COST_SCALING_FACTOR_BOUND, determine_scaling_factor): New.
2912 (tree_ssa_iv_optimize_loop): Call determine_scaling_factor. Extend
2913 live range for array of loop's basic blocks. Cleanup aux field of
2914 loop's basic blocks.
2916 2019-05-08 Jakub Jelinek <jakub@redhat.com>
2918 PR tree-optimization/90356
2919 * match.pd ((X +/- 0.0) +/- 0.0): Optimize into X +/- 0.0 if possible.
2921 2019-05-07 Wei Xiao <wei3.xiao@intel.com>
2923 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512BF16_SET
2924 OPTION_MASK_ISA_AVX512BF16_UNSET, OPTION_MASK_ISA2_AVX512BW_UNSET): New.
2925 (OPTION_MASK_ISA2_AVX512F_UNSET): Add OPTION_MASK_ISA_AVX512BF16_UNSET.
2926 (ix86_handle_option): Handle -mavx512bf16.
2927 * config.gcc: Add avx512bf16vlintrin.h and avx512bf16intrin.h
2929 * config/i386/avx512bf16vlintrin.h: New.
2930 * config/i386/avx512bf16intrin.h: New.
2931 * config/i386/cpuid.h (bit_AVX512BF16): New.
2932 * config/i386/driver-i386.c (host_detect_local_cpu): Detect BF16.
2933 * config/i386/i386-builtin-types.def: Add new types.
2934 * config/i386/i386-builtin.def: Add new builtins.
2935 * config/i386/i386-c.c (ix86_target_macros_internal): Define
2937 * config/i386/i386-option.c (ix86_target_string): Add -mavx512bf16.
2938 (ix86_option_override_internal): Handle BF16.
2939 (ix86_valid_target_attribute_inner_p): Ditto.
2940 * config/i386/i386-expand.c (ix86_expand_args_builtin): Ditto.
2941 * config/i386/i386-builtin.c (enum processor_features): Add
2943 (static const _isa_names_table isa_names_table): Ditto.
2944 * config/i386/i386.h (TARGET_AVX512BF16, TARGET_AVX512BF16_P): New.
2945 (PTA_AVX512BF16): Ditto.
2946 * config/i386/i386.opt: Add -mavx512bf16.
2947 * config/i386/immintrin.h: Include avx512bf16intrin.h
2948 and avx512bf16vlintrin.h.
2949 * config/i386/sse.md (avx512f_cvtne2ps2bf16_<mode><mask_name>,
2950 avx512f_cvtneps2bf16_<mode><mask_name>,
2951 avx512f_dpbf16ps_<mode><mask_half_name>): New define_insn patterns.
2952 * config/i386/subst.md (mask_half): Add new subst.
2953 * doc/invoke.texi: Document -mavx512bf16.
2955 2019-05-07 Segher Boessenkool <segher@kernel.crashing.org>
2957 * config/rs6000/rs6000-protos.h (rs6000_legitimize_reload_address_ptr):
2959 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Delete.
2960 (rs6000_debug_legitimize_reload_address): Delete.
2961 (rs6000_legitimize_reload_address_ptr): Delete.
2962 (rs6000_option_override_internal): Adjust.
2963 (mem_operand_gpr): Adjust comment.
2964 (legitimate_lo_sum_address_p): Ditto.
2965 (rs6000_legitimize_reload_address): Delete.
2966 (rs6000_debug_legitimize_reload_address): Delete.
2967 * config/rs6000/rs6000.h (LEGITIMIZE_RELOAD_ADDRESS): Delete.
2969 2019-05-07 Kelvin Nilsen <kelvin@gcc.gnu.org>
2972 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2973 In handling of ALTIVEC_BUILTIN_VEC_INSERT, use modular arithmetic
2974 to compute vector element selector for both constant and variable
2977 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
2979 * config/i386/i386.md (cvt_mnemonic): New mode attribute.
2980 (ashr<mode>3_cvt): Merge insn pattern from ashrsi3_cvt and
2981 ashrdi3_cvt using SWI48 mode iterator.
2983 2019-05-07 Alejandro Martinez <alejandro.martinezvicente@arm.com>
2985 * config/aarch64/aarch64-sve.md (<su>abd<mode>_3): New define_expand.
2986 (aarch64_<su>abd<mode>_3): Likewise.
2987 (*aarch64_<su>abd<mode>_3): New define_insn.
2988 (<sur>sad<vsi2qi>): New define_expand.
2989 * config/aarch64/iterators.md: Added MAX_OPP attribute.
2990 * tree-vect-loop.c (use_mask_by_cond_expr_p): Add SAD_EXPR.
2991 (build_vect_cond_expr): Likewise.
2993 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
2995 * cfgexpand.c (asm_clobber_reg_is_valid): Reject
2996 clobbers outside of accessible_reg_set.
2997 * config/i386/i386.c (ix86_conditional_register_usage):
2998 Disable register sets by clearing corresponding bits in
2999 accessible_reg_set. Do not set corresponding bits in fixed_regs,
3000 call_used_regs and don't clear corresponding reg_names array members.
3002 2019-05-07 Richard Biener <rguenther@suse.de>
3004 * tree-vect-stmts.c (vect_is_simple_cond): When vectype is
3005 not specified still compute a comp_vectype for invariant
3008 2019-05-07 Richard Biener <rguenther@suse.de>
3010 PR tree-optimization/90316
3011 * tree-ssa-pre.c (translate_vuse_through_block): When
3012 same_valid is NULL do not bother to search for a virtual
3014 (phi_translate_1): When operands changed we cannot keep
3015 the same value-number so do not bother to ask whether
3016 that's possible from translate_vuse_through_block.
3018 2019-05-07 Martin Liska <mliska@suse.cz>
3020 * bitmap.c (bitmap_register): Come up with
3021 alloc_descriptor_max_uid and assign it for
3023 (register_overhead): Use get_descriptor as
3025 (release_overhead): New.
3026 (bitmap_elem_to_freelist): Call it.
3027 (bitmap_elt_clear_from): Likewise.
3028 (bitmap_obstack_free): Likewise.
3029 (bitmap_move): Sensitively release memory.
3030 * bitmap.h (struct GTY): Add alloc_descriptor and padding.
3031 (bitmap_initialize): Initialize alloc_descriptor to zero.
3032 * tree-ssa-pre.c (do_hoist_insertion): Use bitmap_move.
3034 2019-05-07 Richard Biener <rguenther@suse.de>
3036 * tree-vect-slp.c (vect_build_slp_tree_2): Bump size whenever
3037 we build a SLP node. Remove max_size and limiting.
3038 (vect_analyze_slp_instance): Record and dump size of the SLP graph.
3040 2019-05-07 Richard Biener <rguenther@suse.de>
3042 PR tree-optimization/90316
3043 * tree-ssa-alias.h (get_continuation_for_phi): Take walking
3045 (walk_non_aliased_vuses): Take walking limit argument.
3046 * tree-ssa-alias.c (maybe_skip_until): Take limit and abort
3047 walking if it is reached instead of just counting.
3048 (get_continuation_for_phi): Likewise.
3049 (walk_non_aliased_vuses): Likewise, instead of leaving counter
3050 limiting to the callback.
3051 * tree-ssa-sccvn.c (vn_reference_lookup_2): Adjust.
3052 (vn_reference_lookup_3): Likewise.
3053 (vn_reference_lookup_pieces): Likewise.
3054 (vn_reference_lookup): Likewise.
3055 * tree-ssa-pre.c (translate_vuse_through_block): Limit walking.
3056 * tree-ssa-scopedtables.c (vuse_eq): Adjust.
3057 (avail_exprs_stack::lookup_avail_expr): Likewise.
3059 2019-05-07 Jan Hubicka <hubicka@ucw.cz>
3061 * tree-ssa-alias.c (aliasing_component_refs_p): Continue looking
3062 for comparaible types in the second direction even if first one
3063 hits incomparable type.
3065 2019-05-07 Richard Biener <rguenther@suse.de>
3068 * lto-wrapper.c (debug_objcopy): Use the original filename
3069 including archive offset for the filename used for -save-temps.
3071 2019-05-07 Li Jia He <helijia@linux.ibm.com>
3073 * tree-ssa-phiopt.c (two_value_replacement): Fix a typo in parameter
3076 2019-05-06 H.J. Lu <hongjiu.lu@intel.com>
3077 Hongtao Liu <hongtao.liu@intel.com>
3081 * config/i386/i386-expand.c (ix86_expand_sse_comi_round):
3082 Modified, original implementation isn't correct.
3084 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3086 * config/rs6000/rs6000.md (FIRST_ALTIVEC_REGNO, LAST_ALTIVEC_REGNO)
3087 (LR_REGNO, CTR_REGNO, CA_REGNO, ARG_POINTER_REGNUM, CR0_REGNO)
3088 (CR1_REGNO, CR2_REGNO, CR3_REGNO, CR4_REGNO, CR5_REGNO, CR6_REGNO)
3089 (CR7_REGNO, MAX_CR_REGNO, VRSAVE_REGNO, VSCR_REGNO)
3090 (FRAME_POINTER_REGNUM): Change numbering.
3091 * config/rs6000/rs6000.c (rs6000_reg_names): Adjust.
3092 (alt_reg_names): Adjust.
3093 (rs6000_conditional_register_usage): Don't mark hard register 64 as
3095 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
3096 (DWARF_FRAME_REGISTERS): Delete.
3097 (DWARF2_FRAME_REG_OUT): Fix whitespace.
3098 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
3100 (REG_ALLOC_ORDER): Adjust.
3101 (FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM): Adjust.
3102 (REG_CLASS_CONTENTS): Adjust.
3103 (RETURN_ADDR_RTX): Change comment.
3104 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use ARG_POINTER_REGNUM
3106 (REGISTER_NAMES): Adjust.
3107 (ADDITIONAL_REGISTER_NAMES): Adjust.
3108 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
3110 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3112 * config/rs6000/rs6000.md (TFHAR_REGNO, TFIAR_REGNO, TEXASR_REGNO):
3114 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
3115 (DWARF_FRAME_REGISTERS): Adjust.
3116 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
3118 (REG_ALLOC_ORDER): Adjust.
3119 (enum reg_class): Delete SPR_REGS.
3120 (REG_CLASS_NAMES): Delete SPR_REGS.
3121 (REG_CLASS_CONTENTS): Delete SPR_REGS. Adjust for deleted TM regs.
3122 (REGISTER_NAMES): Adjust.
3123 (ADDITIONAL_REGISTER_NAMES): Adjust.
3124 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
3125 * config/rs6000/htm.md (htm_mfspr_<mode>, htm_mtspr_<mode>): Adjust.
3126 * config/rs6000/predicates.md (htm_spr_reg_operand): Delete.
3127 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Adjust.
3128 (htm_spr_regno): Delete.
3129 (htm_expand_builtin): Adjust: the HTM builtins now have one fewer
3131 (rs6000_dbx_register_number): Adjust.
3133 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3135 * config/rs6000/rs6000.h (PRE_GCC3_DWARF_FRAME_REGISTERS): Delete.
3137 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3139 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Handle
3140 FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM, and 64 (which was MQ).
3142 2019-05-06 Jakub Jelinek <jakub@redhat.com>
3144 PR tree-optimization/88709
3145 PR tree-optimization/90271
3146 * params.def (PARAM_STORE_MERGING_MAX_SIZE): New parameter.
3147 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Handle
3148 non-clobber CONSTRUCTORs with no elts. Remove useless tmp_int
3150 (imm_store_chain_info::coalesce_immediate_stores): Punt if the size
3151 of the store merging group is larger than
3152 PARAM_STORE_MERGING_MAX_SIZE parameter.
3153 (split_group): Add bzero_first argument. If set, always emit first
3154 the first store which must be = {} of the whole area and then for the
3155 rest of the stores consider all zero bytes as paddings.
3156 (imm_store_chain_info::output_merged_store): Check if first store
3157 is = {} of the whole area and if yes, determine which setting of
3158 bzero_first for split_group gives smaller number of stores. Adjust
3159 split_group callers.
3160 (lhs_valid_for_store_merging_p): Allow decls.
3161 (rhs_valid_for_store_merging_p): Allow non-clobber CONTRUCTORs with
3163 (pass_store_merging::process_store): Likewise.
3165 2019-05-06 Kelvin Nilsen <kelvin@gcc.gnu.org>
3168 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
3169 handling of V1TImode.
3171 2019-05-06 Uroš Bizjak <ubizjak@gmail.com>
3174 * config.gcc (i[34567]86-*-*, x86_64-*-*): Move tests for enable_cld
3175 and enable_frame_pointer ...
3176 * configure.ac: ... here. Update help strings for
3177 --enable-frame-pointer.
3178 * configure: Regenerate.
3179 * config/i386/i386-options.c (ix86_option_override_internal): Remove
3180 USE_X86_64_FRAME_POINTER define, use USE_IX86_FRAME_POINTER instead.
3181 * config/i386/sol2.h (USE_IX86_FRAME_POINTER): Remove.
3182 (USE_X86_64_FRAME_POINTER): Ditto.
3184 2019-05-06 Martin Liska <mliska@suse.cz>
3186 * config.gcc: Append to target_gtfiles and fix indentation.
3188 2019-05-06 Richard Biener <rguenther@suse.de>
3190 PR tree-optimization/90358
3191 * tree-vect-stmts.c (get_group_load_store_type): Properly
3192 detect unused upper half of load.
3193 (vectorizable_load): Likewise.
3195 2019-05-06 Richard Biener <rguenther@suse.de>
3197 PR tree-optimization/88828
3198 * tree-ssa-forwprop.c (get_bit_field_ref_def): Split out from...
3199 (simplify_vector_constructor): ...here. Handle constants in
3202 2019-05-06 Richard Biener <rguenther@suse.de>
3204 PR tree-optimization/90328
3205 * tree-data-ref.h (dr_may_alias_p): Pass in the actual loop nest.
3206 * tree-data-ref.c (dr_may_alias_p): Check whether the clique
3207 is valid in the loop nest before using it.
3208 (initialize_data_dependence_relation): Adjust.
3209 * graphite-scop-detection.c (build_alias_set): Pass the SCOP enclosing
3210 loop as loop-nest to dr_may_alias_p.
3212 2019-05-06 Richard Biener <rguenther@suse.de>
3214 * dwarf2out.c (mem_loc_descriptor): Initialize int_mode.
3216 2019-05-06 Richard Biener <rguenther@suse.de>
3218 PR tree-optimization/90316
3219 * tree-ssa-alias.c (maybe_skip_until): Pass in target BB,
3220 compute target on demand.
3221 (get_continuation_for_phi): Remove code walking stmts to
3222 get to a target virtual operand which could end up being
3225 2019-05-06 Martin Liska <mliska@suse.cz>
3228 * config/i386/i386-options.c (ix86_option_override_internal): Error only
3229 when -mabi is selected to a non-default version.
3231 2019-05-06 Hrishikesh Kulkarni <hrishikeshparag@gmail.com>
3232 Martin Liska <mliska@suse.cz>
3234 * Makefile.in: Add lto-dump.texi.
3235 * cgraph.h: Add new functions get_visibility_string and
3236 get_symtab_type_string.
3237 * doc/gcc.texi: Include lto-dump section.
3238 * doc/lto-dump.texi: New file.
3239 * dumpfile.c (dump_switch_p_1): Use parse_dump_option.
3240 (parse_dump_option): Factor out this function.
3241 * dumpfile.h (enum dump_flag): Add new value TDF_ERROR.
3242 (parse_dump_option): Export the function.
3243 * symtab.c (symtab_node::get_visibility_string): New function.
3244 (symtab_node::get_symtab_type_string): Likewise.
3246 2019-05-06 Martin Liska <mliska@suse.cz>
3248 * config/i386/i386-builtins.c: New file.
3249 * config/i386/i386-builtins.h: New file.
3250 * config/i386/i386-expand.c: New file.
3251 * config/i386/i386-expand.h: New file.
3252 * config/i386/i386-features.c: New file.
3253 * config/i386/i386-features.h: New file.
3254 * config/i386/i386-options.c: New file.
3255 * config/i386/i386-options.h: New file.
3256 * config.gcc: Add new files into extra_objs and
3258 * config/i386/i386.c: Split content of the file
3259 into newly introduced files.
3260 * config/i386/i386.h: Declare common variables
3262 * config/i386/t-i386: Define dependencies for new files.
3264 2019-05-03 Richard Earnshaw <rearnsha@arm.com>
3267 * config/arm/arm.md (unaligned_loadsi): Add variant for thumb1.
3268 Restrict 'all' variant to 32-bit configurations.
3269 (unaligned_loadhiu): Likewise.
3270 (unaligned_storehi): Likewise.
3271 (unaligned_storesi): Likewise.
3272 (unaligned_loadhis): Disable when compiling for thumb1.
3274 2019-05-03 Marc Glisse <marc.glisse@inria.fr>
3276 PR tree-optimization/90269
3277 * tree-loop-distribution.c (find_seed_stmts_for_distribution):
3280 2019-05-03 Martin Liska <mliska@suse.cz>
3282 * hash-map.h: Add is_empty function.
3283 * hash-set.h: Likewise.
3284 * hash-table.h: Likewise.
3285 * dwarf2out.c (dwarf2out_finish): Use is_empty instead of
3286 elements () == 0 (and similar usages).
3287 * gimple-ssa-store-merging.c (pass_store_merging::terminate_and_process_all_chains): Likewise.
3288 * gimplify.c (gimplify_bind_expr): Likewise.
3289 (gimplify_switch_expr): Likewise.
3290 * hash-map-tests.c (test_map_of_strings_to_int): Likewise.
3291 * ipa-icf.c (sem_item_optimizer::remove_symtab_node): Likewise.
3292 * postreload-gcse.c (dump_hash_table): Likewise.
3293 (gcse_after_reload_main): Likewise.
3294 * predict.c (combine_predictions_for_bb): Likewise.
3295 * tree-parloops.c (reduction_phi): Likewise.
3296 (separate_decls_in_region): Likewise.
3297 (transform_to_exit_first_loop): Likewise.
3298 (gen_parallel_loop): Likewise.
3299 (gather_scalar_reductions): Likewise.
3300 (try_create_reduction_list): Likewise.
3301 * var-tracking.c (dump_vars): Likewise.
3302 (emit_notes_for_changes): Likewise.
3303 (vt_emit_notes): Likewise.
3305 2019-05-03 Richard Biener <rguenther@suse.de>
3307 PR tree-optimization/90316
3308 * tree-ssa-pre.c (pass_pre::execute): Re-compute DOM fast queries
3311 2019-05-03 Richard Biener <rguenther@suse.de>
3313 * tree-vect-stmts.c (get_group_load_store_type): Avoid
3314 peeling for gaps by loading only lower halves of vectors
3316 (vectorizable_load): Likewise.
3318 2019-05-03 Richard Biener <rguenther@suse.de>
3321 * match.pd: Add pattern to optimize (A / B) * B + (A % B) to A.
3323 2019-05-03 Richard Biener <rguenther@suse.de>
3326 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)):
3327 Handle STRING_CST vs DECL or STRING_CST.
3329 2019-05-03 Richard Biener <rguenther@suse.de>
3331 PR tree-optimization/88963
3332 * tree-ssa-forwprop.c (pass_forwprop::execute): Rewrite
3333 vector loads feeding only BIT_FIELD_REFs to component
3334 loads. Rewrite stores fed by CONSTRUCTORs to component
3337 2019-05-03 Jakub Jelinek <jakub@redhat.com>
3339 * opts.h (finish_options): Remove lang_mask argument.
3340 (print_help, help_option_argument): Declare.
3341 * opts.c (print_help): Remove forward declaration, no longer static.
3342 (finish_options): Remove lang_mask argument, don't call print_help
3344 * opts-global.c (decode_options): Adjust finish_option caller, call
3347 PR tree-optimization/90303
3348 * ipa-devirt.c (obj_type_ref_class, get_odr_type): Don't use
3349 TYPE_CANONICAL for TYPE_STRUCTURAL_EQUALITY_P types in !in_lto_p mode.
3351 2019-05-03 Richard Biener <rguenther@suse.de>
3353 PR tree-optimization/89698
3354 * gimple-fold.c (canonicalize_constructor_val): Early out
3355 for constants, handle unfolded INTEGER_CSTs as they appear in
3356 C++ virtual table ctors.
3358 2019-05-03 Richard Biener <rguenther@suse.de>
3360 * passes.c (execute_function_todo): Remove dead code.
3362 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
3364 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Do not use
3365 the internal register number, for any "real" register.
3367 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
3369 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Return the
3370 correct numbers for TFHAR, TFIAR, TEXASR.
3372 2019-05-02 Richard Biener <rguenther@suse.de>
3374 PR tree-optimization/89653
3375 * tree-ssa-loop.c (pass_data_tree_loop_init): Execute
3376 update-address-taken before the pass.
3377 * passes.def (pass_tree_loop_init): Put comment before it.
3379 2019-05-02 Richard Biener <rguenther@suse.de>
3381 PR tree-optimization/89509
3382 * tree-ssa-structalias.c (compute_dependence_clique): Look
3383 at the first subvar when determining whether it is restrict.
3385 2019-05-02 Richard Biener <rguenther@suse.de>
3387 PR tree-optimization/90273
3388 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Eliminate
3389 useless debug stmts.
3391 2019-05-02 Alejandro Martinez <alejandro.martinezvicente@arm.com>
3393 * config/aarch64/aarch64-sve.md (<sur>dot_prod<vsi2qi>): Taken from SVE
3395 * config/aarch64/iterators.md: Copied Vetype_fourth, VSI2QI and vsi2qi from
3397 * tree-vect-loop.c (use_mask_by_cond_expr_p): New function to check if a
3398 VEC_COND_EXPR be inserted to emulate a conditional internal function.
3399 (build_vect_cond_expr): Emit the VEC_COND_EXPR.
3400 (vectorizable_reduction): Use the functions above to vectorize in a
3401 fully masked loop codes that don't have a conditional internal
3404 2019-05-02 Martin Liska <mliska@suse.cz>
3406 * cgraphclones.c: Call valid_attribute_p with 1 for
3408 * config/i386/i386-c.c (ix86_pragma_target_parse): Use 0 as
3409 it's for target attribute.
3410 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
3411 Add new boolean argument.
3412 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
3414 (ix86_valid_target_attribute_tree): Pass target_clone_attr
3415 to ix86_valid_target_attribute_inner_p.
3416 (ix86_valid_target_attribute_p): Pass flags argument to
3417 ix86_valid_target_attribute_inner_p.
3418 (get_builtin_code_for_version): Use 0 as it's target attribute.
3420 2019-05-02 Martin Liska <mliska@suse.cz>
3422 * gcc.c (process_command): Add dummy file only
3424 * opts-global.c (decode_options): Pass lang_mask.
3425 * opts.c (print_help): New function.
3426 (finish_options): Print --help if help_option_argument
3428 (common_handle_option): Factor out content of OPT__help_
3430 * opts.h (finish_options): Add new argument.
3432 2019-05-02 Martin Liska <mliska@suse.cz>
3435 * config/i386/i386.c (ix86_expand_strlen): Use strlen call.
3436 With -minline-all-stringops use inline expansion using 4B loop.
3437 * doc/invoke.texi: Document the change of
3438 -minline-all-stringops.
3440 2019-05-01 Jeff Law <law@redhat.com>
3442 PR tree-optimization/88797
3443 * gimple-ssa-split-paths (is_feasible_trace): Reject cases where the
3444 PHI feeds a conditional on the RHS of an assignment.
3446 2019-04-30 Andrew Waterman <andrew@sifive.com>
3447 Jim Wilson <jimw@sifive.com>
3449 * config/riscv/constraints.md (L): New.
3450 * config/riscv/predicates.md (lui_operand): New.
3451 (sfb_alu_operand): New.
3452 * config/riscv/riscv-protos.h (riscv_expand_conditional_move): Declare.
3453 * config/riscv/riscv.c (riscv_expand_conditional_move): New.
3454 * config/riscv/riscv.h (TARGET_SFB_ALU): New.
3455 * config/riscv/risc.md (type): Add sfb_alu.
3456 (branch<mode>): Renamed from branch_order<mode>. Change predicate for
3457 operand 3 to reg_or_0_operand. In output string, change %3 to %z3.
3458 (branch_zero<mode>): Delete.
3460 (mov<GPR:mode><X:mode>cc): Likewise.
3461 * config/riscv/sifive-7.md (sifive_7_sfb_alu): New. Use in bypasses.
3463 2019-04-30 Nathan Sidwell <nathan@acm.org>
3465 * tree.h (MARK_TS_EXP): New.
3467 2019-04-30 Martin Liska <mliska@suse.cz>
3469 * opts.c (enable_warning_as_error): Provide hints
3470 for unknown options.
3472 2019-04-30 Martin Liska <mliska@suse.cz>
3475 * doc/invoke.texi: Add missing dash for gas-locview-support
3476 and gno-as-locview-support.
3478 2019-04-30 Jakub Jelinek <jakub@redhat.com>
3481 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Don't skip
3482 whitespace at the start of target attribute string.
3484 2019-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3487 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
3488 Define __ARM_FEATURE_ATOMICS.
3490 2019-04-30 Martin Liska <mliska@suse.cz>
3492 * gimple-fold.c (gimple_fold_builtin_memory_op): Change endp
3493 into built_in_function enum. Remove code for endp == 2 and
3494 use BUILT_IN_* constants.
3495 (gimple_fold_builtin): Call the function with fcode.
3497 2019-04-30 Martin Liska <mliska@suse.cz>
3499 * config/i386/i386.c (ix86_builtin_reciprocal): Cast
3500 DECL_FUNCTION_CODE into ix86_builtins enum before
3501 the switch statement.
3503 2019-04-30 Jakub Jelinek <jakub@redhat.com>
3505 PR tree-optimization/89475
3506 * tree-ssa-ccp.c (evaluate_stmt): Handle BUILT_IN_BSWAP{16,32,64}
3509 2019-04-30 Martin Liska <mliska@suse.cz>
3511 PR translation/90274
3512 * opts.c (print_filtered_help): Wrap string in _(...).
3514 2019-04-30 Bin Cheng <bin.cheng@linux.alibaba.com>
3516 PR tree-optimization/90240
3518 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
3520 PR tree-optimization/90078
3521 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
3522 checks for infinite_cost overflow.
3524 2019-04-29 Jeff Law <law@redhat.com>
3526 * passes.def: Move -Wrestrict pass after copy propagation.
3528 2019-04-29 Maya Rashish <coypu@sdf.org>
3530 * config.gcc (default_gnu_indirect_function): Default to yes
3531 for arm*-*-netbsd*, i[34567]86-*-netbsd*, powerpc*-*-netbsd*,
3532 sparc*-*-netbsd*, x86_64-*-netbsd*.
3534 2019-04-29 Vladislav Ivanishin <vlad@ispras.ru>
3536 * tree-ssa-uninit.c (is_pred_expr_subset_of): Correctly handle cases
3537 where cond2 is NE_EXPR.
3538 (is_value_included_in): Update comment.
3540 2019-04-29 Richard Biener <rguenther@suse.de>
3542 PR tree-optimization/90278
3543 * tree-ssa-forwprop.c (pass_forwprop::execute): Transfer/clean
3544 EH on comparison simplification.
3546 2019-04-29 Jason Merrill <jason@redhat.com>
3548 PR c++/82081 - tail call optimization breaks noexcept
3549 * tree-tailcall.c (find_tail_calls): Don't turn a call from a
3550 nothrow function to a might-throw function into a tail call.
3552 2019-04-29 Richard Sandiford <richard.sandiford@arm.com>
3554 * tree-data-ref.h (data_dependence_relation::inner_loop): Delete.
3555 (DDR_INNER_LOOP): Likewise.
3556 * tree-data-ref.c (dump_data_dependence_relation): Update accordingly.
3557 (initialize_data_dependence_relation): Likewise.
3558 (insert_innermost_unit_dist_vector): Use 0 instead of DDR_INNER_LOOP.
3560 2019-04-29 Jakub Jelinek <jakub@redhat.com>
3562 PR rtl-optimization/90257
3563 * cfgrtl.c (flow_active_insn_p): Return true for USE of a function
3567 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
3571 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
3574 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
3577 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
3579 * lra-spills.c (lra_final_code_change): Remove useless move insns.
3581 2019-04-29 Richard Biener <rguenther@suse.de>
3583 * tree-ssa.c (insert_debug_temp_for_var_def): For {CLOBBER}
3586 2019-04-27 Iain Buclaw <ibuclaw@gdcproject.org>
3588 * config/netbsd-d.c: Include memmodel.h. Remove unused tree.h,
3589 varasm.h, and netbsd-protos.h.
3591 2019-04-27 Uroš Bizjak <ubizjak@gmail.com>
3594 * config/i386/i386-protos.h (ix86_data_alignment): Change
3595 the second argument type to unsigned int.
3596 * config/i386/i386.c (ix86_data_alignment): Change "align"
3597 argument type to unsigned int.
3599 2019-04-27 Martin Liska <mliska@suse.cz>
3602 * opt-suggestions.c (option_proposer::build_option_suggestions):
3603 When get_valid_option_values returns empty values, add the
3604 misspelling candidate.
3606 2019-04-26 Jim Wilson <jimw@sifive.com>
3608 * config/riscv/riscv-protos.h (riscv_move_integer): Add machine_mode
3610 * config/riscv/riscv.c (riscv_move_integer): New parameter orig_mode.
3611 Pass orig_mode to riscv_build_integer.
3612 (riscv_split_integer): Pass mode to riscv_move_integer.
3613 (riscv_legitimize_const_move): Likewise.
3614 (riscv_legitimize_move): For MEM dest and CONST_INT src case, new local
3615 promoted_mode. Replace force_reg call with code to load constant into
3616 promoted reg and then subreg it for the store.
3617 * config/riscv/riscv.md (low<mode>+1): Pass <GPR:MODE>mode to
3620 2018-04-26 Eugene Sharygin <eush@ispras.ru>
3622 * gdbhooks.py: Fix UnicodeDecodeErrors when printing trees with
3625 2019-04-26 Richard Sandiford <richard.sandiford@arm.com>
3627 * tree.h (TYPE_VECTOR_SUBPARTS, SET_TYPE_VECTOR_SUBPARTS): Add
3628 commentary about the encoding of precision.
3630 2019-04-25 Andreas Tobler <andreast@gcc.gnu.org>
3632 * config/i386/freebsd64.h: Add bits for 32-bit multilib support.
3633 * config/i386/t-freebsd64: New file.
3634 * config.gcc: Add the t-freebsd64 for multilib support.
3636 2019-04-25 Uroš Bizjak <ubizjak@gmail.com>
3638 * doc/extend.texi (vector_size): Add missing comma after @xref.
3640 2019-04-25 Jakub Jelinek <jakub@redhat.com>
3642 * BASE-VER: Set to 10.0.0.
3644 2019-04-25 Richard Biener <rguenther@suse.de>
3647 * gimplify.c (gimplify_expr): Avoid turning a lvalue
3648 VIEW_CONVERT_EXPR into one operating on an rvalue.
3650 2019-04-25 H.J. Lu <hongjiu.lu@intel.com>
3653 * config/i386/i386.c (feature_priority): Moved to file scope.
3654 (processor_features): Likewise.
3655 (processor_model): Likewise.
3656 (_arch_names_table): Likewise.
3657 (arch_names_table): Likewise.
3658 (_feature_list): Removed.
3659 (feature_list): Likewise.
3660 (_isa_names_table): Moved to file scope. Add priority.
3661 (isa_names_table): Likewise.
3662 (get_builtin_code_for_version): Replace feature_list with
3663 isa_names_table. Update error message for P_ZERO priority.
3665 2019-04-25 Richard Biener <rguenther@suse.de>
3667 * tree-pass.h (make_pass_phi_only_cprop): Remove.
3668 * timevar.def (TV_TREE_PHI_CPROP): Likewise.
3670 2019-04-24 Jeff Law <law@redhat.com>
3672 PR tree-optimization/90037
3673 * Makefile.in (OBJS): Remove tree-ssa-phionlycprop.c
3674 * passes.def: Replace all instance of phi-only cprop with the
3675 lattice propagator. Move propagation pass from after erroneous
3676 path isolation to before erroneous path isolation.
3677 * tree-ssa-phionlycprop.c: Remove.
3679 2019-04-24 Richard Biener <rguenther@suse.de>
3682 * gimple-fold.c (fold_const_aggregate_ref_1): Do multiplication
3683 by size and BITS_PER_UNIT on poly-wide-ints.
3685 2019-04-25 Richard Biener <rguenther@suse.de>
3688 * match.pd: Add pattern to simplify view-conversion of an
3691 2019-04-24 Clement Chigot <clement.chigot@atos.net>
3693 * config/rs6000/aix71.h (SUBTARGET_OVERRIDE_OPTIONS): Disable
3694 OPTION_MASK_VSX and OPTION_MASK_ALTIVEC from rs6000_isa_flags
3695 for Go on 32 bit AIX.
3696 * config/rs6000/aix72.h: Likewise.
3698 2019-04-24 Jakub Jelinek <jakub@redhat.com>
3701 * rtl.c (classify_insn): Return JUMP_INSN for asm goto.
3702 * emit-rtl.c (try_split): Copy over REG_LABEL_TARGET.
3704 2019-04-24 Andreas Krebbel <krebbel@linux.ibm.com>
3707 * config/s390/s390.c (s390_restore_gprs_from_fprs): Restore GPRs
3708 from FPRs in reverse order. Generate REG_CFA_DEF_CFA note also
3709 for restored hard frame pointer.
3710 (s390_sched_dependencies_evaluation): Implement new target hook.
3711 (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK): New macro definition.
3713 2019-04-24 Claudiu Zissulescu <claziss@sysnopsys.com>
3715 * config/arc/arc-options.def: Fix typos and spelling mistakes.
3716 * config/arc/arc.c (arc_init): Cleanup warning message.
3717 (arc_override_options): Likewise.
3719 2019-04-24 Jakub Jelinek <jakub@redhat.com>
3722 * config/i386/i386.c (ix86_expand_sse_fp_minmax): Force if_true into
3723 a register if both if_true and if_false are MEMs.
3725 PR tree-optimization/90208
3726 * tree-cfg.c (remove_bb): Move forced labels from removed bbs
3727 after labels of new_bb, not before them.
3729 PR tree-optimization/90211
3730 * tree-parloops.c (try_create_reduction_list): Ignore phi arguments
3731 which are not SSA_NAMEs.
3733 2018-04-23 Sudakshina Das <sudi.das@arm.com>
3735 * config/aarch64/aarch64-linux.h (TARGET_ASM_FILE_END): Define for
3737 (aarch64_file_end_indicate_exec_stack): Add gnu note section.
3739 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
3741 PR rtl-optimization/87979
3742 * modulo-sched.c (sms_schedule): Start ii value "mii" should
3745 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
3747 PR rtl-optimization/84032
3748 * modulo-sched.c (ps_insn_find_column): Change condition so that
3749 branch will always be the last insn in a row inside partial
3752 2019-04-23 Richard Biener <rguenther@suse.de>
3755 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Add
3756 dest_single_pred_p argument.
3757 (remove_forwarder_block): Adjust.
3758 (remove_forwarder_block_with_phi): Likewise.
3760 2019-04-23 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3761 Bernd Edlinger <bernd.edlinger@hotmail.de>
3762 Jakub Jelinek <jakub@redhat.com>
3765 * config/arm/arm.c (aapcs_vfp_is_call_or_return_candidate): Diagnose
3766 if used with general-regs-only.
3767 (arm_conditional_register_usage): Don't add non-general regs if
3769 (arm_valid_target_attribute_rec): Handle general-regs-only.
3770 * config/arm/arm.h (TARGET_HARD_FLOAT): Return false if
3772 (TARGET_HARD_FLOAT_SUB): Define.
3773 (TARGET_SOFT_FLOAT): Define as negation of TARGET_HARD_FLOAT_SUB.
3774 (TARGET_REALLY_IWMMXT): Add && !TARGET_GENERAL_REGS_ONLY.
3775 (TARGET_REALLY_IWMMXT2): Likewise.
3776 * config/arm/arm.opt: Add -mgeneral-regs-only.
3777 * doc/extend.texi: Document ARM general-regs-only target.
3778 * doc/invoke.texi: Document ARM -mgeneral-regs-only.
3780 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
3782 PR tree-optimization/90078
3783 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
3784 checks for infinite_cost overflow.
3786 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
3788 PR tree-optimization/90021
3789 * tree-chrec.c (evolution_function_is_univariate_p): New parameter
3790 and check univariate against it.
3791 * tree-chrec.h (evolution_function_is_univariate_p): New parameter.
3792 * tree-data-ref.c (add_other_self_distances): Pass new argument.
3794 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
3798 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
3801 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
3804 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
3806 * lra-spills.c (lra_final_code_change): Remove useless move insns.
3808 2019-04-21 Iain Sandoe <iain@sandoe.co.uk>
3810 * config/rs6000/rs6000.md (group_end_nop): Emit insn register
3811 names using operand format, rather than hard-wired.
3812 (speculation_barrier): Likewise.
3814 2019-04-19 Segher Boessenkool <segher@kernel.crashing.org>
3816 PR tree-optimization/88055
3817 * tree-call-cdce.c (comparison_code_if_no_nans): New function.
3818 (gen_one_condition): Use it if !HONOR_NANS.
3820 2019-04-19 Jakub Jelinek <jakub@redhat.com>
3823 * tree-outof-ssa.c (get_temp_reg): If reg_mode is BLKmode, return
3824 assign_temp instead of gen_reg_rtx.
3826 2019-04-19 Christophe Lyon <christophe.lyon@linaro.org>
3828 PR translation/90118
3829 * config/aarch64/aarch64.c (aarch64_override_options_internal):
3830 Add missing space before %<.
3832 2019-04-18 Peter Bergner <bergner@linux.ibm.com>
3834 PR rtl-optimization/87871
3835 * ira-lives.c (make_object_dead): Don't add conflicts to
3836 TOTAL_CONFLICT_HARD_REGS for register ignore_reg_for_conflicts.
3838 2019-04-18 Martin Sebor <msebor@redhat.com>
3841 * tree.h (TYPE_VECTOR_SUBPARTS): Use HOST_WIDE_INT_1U.
3842 * config/aarch64/aarch64.c (aarch64_simd_vector_alignment): Avoid
3843 assuming type size fits in SHWI.
3845 2019-04-18 Jan Hubicka <hubicka@ucw.cz>
3848 * ipa-inline.c (flatten_function): New parameter UPDATE.
3849 (ipa_inline, early_inliner): Use it.
3851 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
3853 * fold-const.c (int_const_binop): Return early on failure.
3855 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
3858 * combine.c (force_int_to_mode): Cast the argument rather than
3859 the result of known_alignment.
3860 * rtlanal.c (rtx_addr_can_trap_p_1): Use known_subrange_p.
3862 2019-04-18 Richard Biener <rguenther@suse.de>
3865 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Split
3867 (remove_forwarder_block): ... here.
3868 (remove_forwarder_block_with_phi): Also move debug stmts here.
3870 2019-04-18 Jakub Jelinek <jakub@redhat.com>
3872 PR translation/79183
3873 * gimple-ssa-sprintf.c (format_directive): Use inform_n instead of
3874 inform where appropriate.
3876 2019-04-18 Richard Biener <rguenther@suse.de>
3878 * tree.c (get_qualified_type): Put found type variants at the
3879 head of the variant list.
3881 2018-04-17 Segher Boessenkool <segher@kernel.crashing.org>
3883 * config/rs6000/rs6000.c (rs6000_register_move_cost): Fix typo.
3885 2019-04-17 Hongtao Liu <hongtao.liu@intel.com>
3888 * config/i386/avx512fintrin.h (_mm_maskz_fmadd_round_sd,
3889 _mm_maskz_fmadd_round_ss, _mm_maskz_fmsub_round_sd,
3890 _mm_maskz_fmsub_round_ss, _mm_maskz_fnmadd_round_sd,
3891 _mm_maskz_fnmadd_round_ss, _mm_maskz_fnmsub_round_sd,
3892 _mm_maskz_fnmsub_round_ss): Use _maskz builtin instead of _mask3.
3894 2019-04-17 Peter Bergner <bergner@linux.ibm.com>
3896 * ira-conflicts.c (print_allocno_conflicts): Always print something,
3897 even for allocno's with no conflicts.
3898 (print_conflicts): Print an extra newline.
3900 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
3902 * auto-inc-dec.c (attempt_change): Set the alignment of the
3903 temporary memory to that of the original.
3905 2019-04-17 Joao Moreira <jmoreira@suse.de>
3907 * targhooks.c (default_print_patchable_function_entry): Emit
3908 __patchable_function_entries section with writable flags to allow
3909 relocation resolution.
3911 2019-04-17 Jonny Grant <jg@jguk.org>
3913 * collect2.c (main): Change gcc.gnu.org URL to HTTPS.
3915 2019-04-17 Jakub Jelinek <jakub@redhat.com>
3918 * internal-fn.c (expand_mul_overflow): Don't set SUBREG_PROMOTED_VAR_P
3921 2019-04-17 Claudiu Zissulescu <claziss@synopsys.com>
3923 * config/arc/arc.c (arc_init): Format diagnostic string.
3924 (arc_override_options): Likewise.
3925 (check_if_valid_regno_const): Likewise.
3926 (arc_reorg): Likewise.
3928 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
3931 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Adjust pattern
3933 (rs6000_emit_allocate_stack_1): Simplify condition. Adjust pattern
3935 * config/rs6000/rs6000.md (bits): Add entries for SF and DF.
3936 (*movdi_update1): Use Pmode.
3937 (movdi_<mode>_update): Fix argument to avoiding_indexed_address_p.
3938 (movdi_<mode>_update_stack): Rename to ...
3939 (movdi_update_stack): ... this. Fix comment. Change condition. Don't
3941 (*movsi_update1): Use Pmode.
3942 (*movsi_update2): Use Pmode.
3943 (movsi_update): Rename to ...
3944 (movsi_<mode>_update): ... this. Use Pmode.
3945 (movsi_update_stack): Fix condition.
3946 (*movhi_update1): Use Pmode. Fix argument to
3947 avoiding_indexed_address_p.
3948 (*movhi_update2): Ditto.
3949 (*movhi_update3): Ditto.
3950 (*movhi_update4): Ditto.
3951 (*movqi_update1): Ditto.
3952 (*movqi_update2): Ditto.
3953 (*movqi_update3): Ditto.
3954 (*movsf_update1, *movdf_update1): Merge, rename to...
3955 (*mov<mode>_update1): This. Use Pmode. Fix argument to
3956 avoiding_indexed_address_p. Add "size" attribute.
3957 (*movsf_update2, *movdf_update2): Merge, rename to...
3958 (*mov<mode>_update2): This. Ditto.
3959 (*movsf_update3): Use Pmode. Fix argument to
3960 avoiding_indexed_address_p.
3961 (*movsf_update4): Ditto.
3962 (allocate_stack): Simplify condition. Adjust pattern names.
3964 2019-04-17 Jakub Jelinek <jakub@redhat.com>
3967 * config/arm/arm.c (arm_valid_target_attribute_rec): Don't skip
3968 whitespace at the start of target attribute string.
3970 2019-04-16 Pat Haugen <pthaugen@us.ibm.com>
3973 * config/rs6000/power9.md: Add store forwarding bypass.
3975 2019-04-16 Alexandre Oliva <aoliva@redhat.com>
3978 * valtrack.c (dead_debug_insert_temp): Reset debug references
3979 to the return value of a call being removed.
3981 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
3983 * config/arc/arc-protos.h (arc_register_move_cost): Remove.
3984 * config/arc/arc.c (arc_register_move_cost): Re-purpose it to
3985 implement target hook.
3986 (arc_memory_move_cost): New function.
3987 (TARGET_REGISTER_MOVE_COST): Define.
3988 (TARGET_MEMORY_MOVE_COST): Likewise.
3989 * config/arc/arc.h (REGISTER_MOVE_COST): Remove.
3990 (MEMORY_MOVE_COST): Likewise.
3992 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
3994 * config/arc/arc.md (sibcall_insn): Use Rcd constraint.
3995 (sibcall_value_insn): Likewise.
3996 * config/arc/constraints.md (Rs5): Remove.
3998 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4000 * config/arc/arc.c (arc_hard_regno_modes): Add two missing modes
4001 for last two fake registers.
4002 (arc_conditional_register_usage): Make sure fake frame and arg
4003 pointer regs are in general regs class.
4004 (FRAME_POINTER_MASK): Remove.
4005 (RETURN_ADDR_MASK): Remove.
4006 (arc_must_save_register): Use hard frame regnum.
4007 (frame_restore_reg): Use hard_frame_pointer_rtx.
4008 (arc_save_callee_saves): Likewise.
4009 (arc_restore_callee_saves): Likewise.
4010 (arc_save_callee_enter): Likewise.
4011 (arc_restore_callee_leave): Likewise.
4012 (arc_save_callee_milli): Likewise.
4013 (arc_eh_return_address_location): Likewise.
4014 (arc_check_multi): Use hard frame regnum.
4015 (arc_can_eliminate): Likewise.
4016 * config/arc/arc.h (FIXED_REGISTERS): Make FP register available
4017 for register allocator.
4018 (REG_CLASS_CONTENTS): Update GENERAL_REGS.
4019 (REGNO_OK_FOR_BASE_P): Consider FRAME_POINTER_REGNUM.
4020 (FRAME_POINTER_REGNUM): Change it to a fake register.
4021 (HARD_FRAME_POINTER_REGNUM): Defined.
4022 (ARG_POINTER_REGNUM): Change it to a new fake register.
4023 (ELIMINABLE_REGS): Update.
4024 (REGISTER_NAMES): Update names.
4025 * config/arc/arc.md (LP_START): Remove.
4027 (shift_si3_loop): Update pattern.
4029 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4031 * config/arc/arc.c (arc_expand_prologue): Emit blockage regardless
4032 to avoid delay slot scheduling.
4033 (arc_must_save_register): Don't save SP.
4034 * config/arc/arc.md (stack_tie): Remove.
4035 (UNSPEC_ARC_STKTIE): Likewise.
4037 2019-04-16 Kito Cheng <kito.cheng@gmail.com>
4038 Shiva Chen <shiva0217@gmail.com>
4040 * config/nds32/nds32-md-auxiliary.c (nds32_split_ashiftdi3): Fix wrong
4041 code gen with large shift amount.
4043 2019-04-16 Chung-Ju Wu <jasonwucj@gmail.com>
4045 * config/nds32/nds32-pipelines-auxiliary.c (wext_odd_dep_p): Handle
4048 2019-04-16 Jakub Jelinek <jakub@redhat.com>
4051 * config/i386/i386.c (ix86_target_string): Add ADD_ABI_P argument, only
4052 print -m64/-mx32/-m32 if it is true.
4053 (ix86_debug_options, ix86_function_specific_print): Pass true as
4054 ADD_ABI_P to ix86_target_string.
4055 (ix86_expand_builtin): Adjust ix86_target_string caller, pass true as
4056 ADD_ABI_P only if OPTION_MASK_ISA_64BIT is set in bisa and in that case
4057 or into it OPTION_MASK_ISA_ABI_64 or OPTION_MASK_ISA_ABI_X32.
4059 PR rtl-optimization/90082
4060 * dce.c (can_delete_call): New function.
4061 (deletable_insn_p, mark_insn): Use it.
4063 PR tree-optimization/90090
4064 * tree-ssa-math-opts.c (is_division_by): Ignore divisions that can
4066 (is_division_by_square): Likewise. Formatting fix.
4068 2019-04-16 Richard Biener <rguenther@suse.de>
4070 PR tree-optimization/56049
4071 * tree-ssa-loop-im.c (mem_ref_hasher::equal): Elide alias-set
4072 equality check if alias-set zero will prevail.
4074 2019-04-15 Jeff Law <law@redhat.com>
4076 * config/microblaze/microblaze.c (microblaze_expand_block_move): Treat
4077 size and alignment as unsigned.
4079 2019-04-15 Richard Biener <rguenther@suse.de>
4082 * tree-loop-distribution.c (destroy_loop): Preserve correct
4085 2019-04-15 Richard Biener <rguenther@suse.de>
4087 PR tree-optimization/90071
4088 * tree-ssa-reassoc.c (init_range_entry): Do not pick up
4089 abnormal operands from def stmts.
4091 2019-04-15 Segher Boessenkool <segher@kernel.crashing.org>
4093 PR rtl-optimization/89794
4094 * combine.c (count_auto_inc): New function.
4095 (try_combine): Count how many auto_inc expressions there were in the
4096 original instructions. Ensure we have the same number in the new
4097 instructions. Remove the code that tried to ensure auto_inc side
4098 effects on i1 and i0 are not lost.
4100 2019-04-15 Richard Biener <rguenther@suse.de>
4103 * tree.h (auto_var_p): Declare.
4104 * tree.c (auto_var_p): New function, split out from ...
4105 (auto_var_in_fn_p): ... here.
4106 * tree-ssa-structalias.c (struct variable_info): Add shadow_var_uid
4108 (new_var_info): Initialize it.
4109 (set_uids_in_ptset): Also set the shadow variable uid if required.
4110 (ipa_pta_execute): Postprocess points-to solutions assigning
4111 shadow variable uids for locals that may reach their containing
4112 function recursively.
4113 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Do not
4114 assert but instead check whether the points-to solution is
4117 2019-04-15 Martin Jambor <mjambor@suse.cz>
4120 * cgraph.c (clone_of_p): Loop over clone chain for each step in
4123 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
4125 * config.gcc (nds32*-*-linux*): Set gcc_cv_initfini_array to yes.
4127 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
4128 Kito Cheng <kito.cheng@gmail.com>
4129 Shiva Chen <shiva0217@gmail.com>
4131 * config/nds32/nds32-md-auxiliary.c
4132 (nds32_legitimize_pic_address): Use new PIC pattern.
4133 (nds32_legitimize_tls_address): Use new TLS pattern.
4134 (nds32_output_symrel): New.
4135 * config/nds32/nds32-protos.h (nds32_output_symrel): Declare.
4136 (nds32_alloc_relax_group_id): Ditto.
4137 * config/nds32/nds32-relax-opt.c (nds32_alloc_relax_group_id): New.
4138 (nds32_group_insns): Use nds32_alloc_relax_group_id instead of use
4140 (nds32_group_tls_insn): Ditto.
4141 (nds32_group_float_insns): Ditto.
4142 * config/nds32/nds32.md (tls_le): New.
4145 2019-04-15 Chung-Ju Wu <jasonwucj@gmail.com>
4147 * configure: Add nds32 target for dwarf2 debug_line checking.
4148 * configure.ac: Regenerated.
4150 2019-04-14 Jan Hubicka <hubicka@ucw.cz>
4153 * ipa-devirt.c (skip_in_fields_list_p): New.
4154 (odr_types_equivalent_p): Use it.
4156 2019-04-13 Jakub Jelinek <jakub@redhat.com>
4159 * config/arm/arm.c (arm_valid_target_attribute_rec): Use strcmp
4160 instead of strncmp when checking for thumb and arm. Formatting fixes.
4162 2019-04-12 Iain Buclaw <ibuclaw@gdcproject.org>
4164 * doc/install.texi: Document --with-target-system-zlib.
4166 2019-04-12 Martin Sebor <msebor@redhat.com>
4172 * targhooks.c (default_vector_alignment): Avoid assuming
4173 argument fits in SHWI.
4174 * tree.h (TYPE_VECTOR_SUBPARTS): Avoid sign overflow in
4176 * doc/extend.texi (__builtin_has_attribute): Add a clarifying note.
4178 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4180 PR rtl-optimization/89965
4181 * dce.c: Include rtl-iter.h.
4182 (struct check_argument_load_data): New type.
4183 (check_argument_load): New function.
4184 (find_call_stack_args): Check for loads from stack slots still tracked
4185 in sp_bytes and punt if any is found.
4187 * config/mips/loongson-mmiintrin.h: Fix up #error message.
4189 2019-04-12 Jan Hubicka <hubicka@ucw.cz>
4191 * params.def (PARAM_MAX_LTO_STREAMING_PARALLELISM): New parameter.
4192 * doc/invoke.texi (max-lto-streaming-paralellism): New --param.
4194 2019-04-12 Martin Liska <mliska@suse.cz>
4197 * multiple_target.c (create_dispatcher_calls): Wrap ifunc
4199 (separate_attrs): Handle multiple 'default's.
4200 (expand_target_clones): Rework error handling code.
4202 2019-04-12 Kelvin Nilsen <kelvin@gcc.gnu.org>
4205 * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): Use inner
4206 mode of vector rather than mode of destination for move instruction.
4207 * config/rs6000/vsx.md (*vsx_extract_<mode>_<VS_scalar>mode_var):
4208 Use QI inner mode with V16QI vector mode.
4210 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4213 * config/tilepro/tilepro.c (tilepro_print_operand): Use just
4214 "invalid %%t operand" in output_operand_lossage message.
4216 2019-04-12 Andreas Krebbel <krebbel@linux.ibm.com>
4218 * config/s390/predicates.md (permute_pattern_operand): New
4220 * config/s390/vector.md ("*vec_splats_bswap_vec<mode>"): Add USE
4221 operand for the permute pattern.
4222 ("*vec_perm<mode>"): New insn definition.
4223 ("bswap<mode>"): Generate the permute pattern operand in the
4224 expander and perform the operand reloads for pre arch13 level
4226 ("*bswap<mode>_emu"): Rename to ...
4227 ("*bswap<mode>"): ... this. And make the splitter vxe2 only.
4228 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>"):
4229 Add the USE operand for the permute pattern.
4230 ("*vec_set_bswap_vec<mode>"): Likewise.
4232 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4235 * varasm.c (assemble_start_function): Don't use tree_fits_uhwi_p
4236 and gcc_unreachable if it fails, just call tree_to_uhwi which
4237 verifies that too. Test TREE_CHAIN instead of list_length > 1.
4238 Start warning message with a lower-case letter. Formatting fixes.
4240 PR rtl-optimization/90026
4241 * cfgcleanup.c (try_optimize_cfg): When removing empty bb with no
4242 successors, look for BARRIERs inside of the whole BB_FOOTER chain
4243 rather than just at the start of it. If e->src BB_FOOTER is not NULL
4244 in cfglayout mode, use emit_barrier_after_bb.
4246 2018-04-11 Steve Ellcey <sellcey@marvell.com>
4248 PR rtl-optimization/87763
4249 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>4_noshift_alt):
4252 2019-04-11 Tom de Vries <tdevries@suse.de>
4254 * doc/extend.texi (@node Statement Exprs): Note variable shadowing at
4255 max macro using statement expression.
4257 2019-04-11 David Edelsohn <dje.gcc@gmail.com>
4259 * xcoffout.h (xcoff_private_rodata_section_name): Declare.
4260 * xcoffout.c (xcoff_private_rodata_section_name): Define.
4261 * config/rs6000/rs6000.c (rs6000_xcoff_asm_init_sections): Create
4262 read_only_private_data_section using xcoff_private_rodata_section_name.
4263 (rs6000_xcoff_file_start): Generate xcoff_private_rodata_section_name.
4265 2019-04-11 Christophe Lyon <christophe.lyon@linaro.org>
4268 * config/aarch64/aarch64.opt (msve-vector-bits): Add missing final '.'.
4270 2019-04-11 Jakub Jelinek <jakub@redhat.com>
4272 PR rtl-optimization/89965
4273 * dce.c (sp_based_mem_offset): New function.
4274 (find_call_stack_args): Use sp_based_mem_offset.
4276 2019-04-11 Jonathan Wakely <jwakely@redhat.com>
4278 * doc/invoke.texi (Optimize Options): Clarify -flive-patching docs.
4280 2019-04-11 Richard Biener <rguenther@suse.de>
4282 PR tree-optimization/90020
4283 * tree-ssa-sccvn.c (vn_reference_may_trap): New function.
4284 * tree-ssa-sccvn.h (vn_reference_may_trap): Declare.
4285 * tree-ssa-pre.c (compute_avail): Use it to not put
4286 possibly trapping references after a call that might not
4287 return into EXP_GEN.
4288 * gcse.c (compute_hash_table_work): Do not elide
4289 marking a block containing a call if the call might not
4292 2019-04-11 Richard Biener <rguenther@suse.de>
4294 PR tree-optimization/90018
4295 * tree-vect-data-refs.c (vect_preserves_scalar_order_p):
4296 Test both SLP and interleaving variants.
4298 2019-04-11 Robin Dapp <rdapp@linux.ibm.com>
4300 * config/s390/8561.md: New file.
4301 * config/s390/driver-native.c (s390_host_detect_local_cpu):
4302 Add arch13 cpu model.
4303 * config/s390/s390-opts.h (enum processor_type): Likewise.
4304 * config/s390/s390.c (s390_get_sched_attrmask): Add arch13.
4305 (s390_get_unit_mask): Likewise.
4306 (s390_is_fpd): Likewise.
4307 (s390_is_fxd): Likewise.
4308 * config/s390/s390.h (s390_tune_attr): Likewise.
4309 * config/s390/s390.md: Include arch13 pipeline description.
4310 * config/s390/s390.opt: Add arch13.
4312 2018-04-10 Steve Ellcey <sellcey@marvell.com>
4314 PR rtl-optimization/87763
4315 * config/aarch64/aarch64-protos.h (aarch64_masks_and_shift_for_bfi_p):
4317 * config/aarch64/aarch64.c (aarch64_masks_and_shift_for_bfi_p):
4319 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>5_shift):
4321 (*aarch64_bfi<GPI:mode>5_shift_alt): Ditto.
4322 (*aarch64_bfi<GPI:mode>4_noand): Ditto.
4323 (*aarch64_bfi<GPI:mode>4_noand_alt): Ditto.
4324 (*aarch64_bfi<GPI:mode>4_noshift): Ditto.
4326 2019-04-10 Jonathan Wakely <jwakely@redhat.com>
4328 * doc/invoke.texi (Optimize Options): Change "Nevertheless" to
4329 "Although" in -fipa-icf documentation.
4331 * doc/invoke.texi (Debugging Options): Explicitly state the semantics
4332 of using multiple -g options.
4334 2019-04-10 Martin Liska <mliska@suse.cz>
4336 PR gcov-profile/89959
4337 * doc/gcov.texi: Make documentation of -x option
4340 2019-04-10 Richard Biener <rguenther@suse.de>
4342 * tree-vectorizer.h (_stmt_vec_info): Remove same_dr_stmt
4344 (DR_GROUP_SAME_DR_STMT): Remove.
4345 * tree-vect-stmts.c (vectorizable_load): Remove unreachable code.
4346 * tree-vect-data-refs.c (vect_analyze_group_access_1): Likewise,
4347 replace with assert.
4348 (vect_analyze_data_ref_accesses): Fix INTEGER_CST comparison.
4349 (vect_record_grouped_load_vectors): Remove unreachable code.
4351 2019-04-10 Richard Earnshaw <rearnsha@arm.com>
4354 * config/aarch64/aarch64.opt (msve-vector-bits): Remove redundant and
4355 obsolete reference to N.
4357 2019-04-10 Jakub Jelinek <jakub@redhat.com>
4360 * expr.c (store_expr): Set properly size on the MEM passed to
4364 * gimple-ssa-sprintf.c (target_to_host): Fix handling of targstr
4365 with strlen in between hostsz-3 and hostsz-1 inclusive when no
4366 translation is needed, and when translation is needed, only append
4367 ... if the string length is hostsz or more bytes long. Avoid using
4370 2019-04-09 Matthew Malcomson <matthew.malcomson@arm.com>
4373 * config/arm/arm.c (neon_valid_immediate): Disallow VOIDmode parameter.
4374 * config/arm/constraints.md (Dm, DN, Dn): Split previous Dn constraint
4376 * config/arm/neon.md (*neon_mov<mode>): Account for TImode and DImode
4377 differences directly.
4378 (*smax<mode>3_neon, vashl<mode>3, vashr<mode>3_imm): Use Dm constraint.
4380 2019-04-09 Jakub Jelinek <jakub@redhat.com>
4382 PR translation/90011
4383 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
4385 * config/arm/freebsd.h (LINK_SPEC): Remove trailing space from -p
4387 * config/riscv/freebsd.h (LINK_SPEC): Likewise.
4388 * config/aarch64/aarch64-freebsd.h (FBSD_TARGET_LINK_SPEC): Likewise.
4389 * config/darwin.h (DRIVER_SELF_SPECS, ASM_FINAL_SPEC): Remove
4390 trailing space from -gsplit-dwarf diagnostics.
4392 PR tree-optimization/89998
4393 * gimple-ssa-sprintf.c (try_substitute_return_value): Use lhs type
4394 instead of integer_type_node if possible, don't add ranges if return
4395 type is not compatible with int.
4396 * gimple-fold.c (gimple_fold_builtin_sprintf,
4397 gimple_fold_builtin_snprintf): Use lhs type instead of hardcoded
4400 2019-04-09 Martin Liska <mliska@suse.cz>
4402 * Makefile.in: Use GENERATOR_CFLAGS for all generators.
4403 * doc/install.texi: Document the new config.
4405 2019-04-09 Richard Sandiford <richard.sandiford@arm.com>
4407 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Always
4408 use gimple_expr_type for load and store calls. Skip over the
4409 condition argument in a conditional internal function.
4410 Protect use of TREE_INT_CST_LOW.
4412 2019-04-09 Jakub Jelinek <jakub@redhat.com>
4415 * config/riscv/riscv.c (riscv_get_interrupt_type): Fix comment typo.
4416 (riscv_merge_decl_attributes): Fix typo in diagnostics. Remove
4417 trailing period from it too.
4419 2019-04-08 wu yuan <wuyuan5@huawei.com>
4421 * config/aarch64/aarch64-cores.def (tsv1100): Change scheduling model.
4422 * config/aarch64/aarch64.md : Add "tsv110.md"
4423 * config/aarch64/tsv110.md: New file.
4425 2019-04-08 Richard Biener <rguenther@suse.de>
4427 PR tree-optimization/90006
4428 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
4431 2019-04-08 Andrea Corallo <andrea.corallo@arm.com>
4434 * config/aarch64/cortex-a57-fma-steering.c (fma_forest): Prohibit copy
4436 (fma_root_node): Likewise.
4437 (func_fma_steering): Likewise.
4439 2019-04-08 Jakub Jelinek <jakub@redhat.com>
4441 PR rtl-optimization/89865
4442 * config/i386/i386.md: Add peepholes for z = x; x ^= y; x != z.
4444 PR rtl-optimization/89865
4445 * config/i386/i386.md
4446 (SWI12 peephole for mem {+,-,&,|,^}= x; mem != 0): Fix up operand
4447 numbers not to clash with the additional operands[4].
4448 (peepholes for mem {+,-,&,|,^}= x; mem != 0): New peephole2s
4449 with extra register copy in the middle.
4451 2019-04-08 Martin Liska <mliska@suse.cz>
4453 PR gcov-profile/89961
4454 * doc/gcov.texi: Document data_file.
4455 * gcov.c (generate_results): Add data_info into JSON output.
4457 2019-04-01 Bin Cheng <bin.cheng@linux.alibaba.com>
4459 PR tree-optimization/89725
4460 * tree-chrec.c (chrec_contains_symbols): New parameter. Handle outer
4461 loop's chrec as invariant symbol.
4462 * tree-chrec.h (chrec_contains_symbols): New parameter.
4463 * tree-data-ref.c (analyze_miv_subscript): Pass new argument.
4464 (build_classic_dist_vector_1, add_other_self_distances): Bypass access
4465 function of loops not in DDR's loop_nest.
4466 * tree-data-ref.h (index_in_loop_nest): Add unreachable check.
4468 2019-04-08 Chenghua Xu <paul.hua.gm@gmail.com>
4471 * config/mips/mips.opt (LOONGSON_EXT2): Use Var instead of
4474 2019-04-07 Uroš Bizjak <ubizjak@gmail.com>
4477 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
4478 Avoid calling gen_lowpart with SYMBOL_REF and LABEL_REF operand.
4480 2019-04-05 Joern Rennecke <joern.rennecke@embecosm.com>
4482 * sched-deps.c (sched_macro_fuse_insns): Check return value of
4483 targetm.fixed_condition_code_regs.
4485 2019-04-05 Richard Biener <rguenther@suse.de>
4489 * tree-cfgcleanup.c (remove_forwarder_block): Always move
4490 debug bind stmts but reset them if they are not valid at the
4493 2019-04-05 Martin Liska <mliska@suse.cz>
4495 PR translation/89936
4496 * collect-utils.c (collect_execute): Use %< and %>, or %qs in
4497 order to wrap keywords or arguments.
4498 * collect2.c (main): Likewise.
4499 (scan_prog_file): Likewise.
4500 (scan_libraries): Likewise.
4501 * common/config/riscv/riscv-common.c
4502 (riscv_subset_list::parsing_subset_version): Likewise.
4503 (riscv_subset_list::parse_std_ext): Likewise.
4504 * config/aarch64/aarch64.c (aarch64_override_options_internal):
4506 * config/arm/arm.c (arm_option_override): Likewise.
4507 * config/cris/cris.c (cris_print_operand): Likewise.
4508 * config/darwin-c.c (darwin_pragma_options): Likewise.
4509 (darwin_pragma_unused): Likewise.
4510 (darwin_pragma_ms_struct): Likewise.
4511 * config/ft32/ft32.c (ft32_print_operand): Likewise.
4512 * config/i386/i386.c (print_reg): Likewise.
4513 (ix86_print_operand): Likewise.
4514 * config/i386/xm-djgpp.h: Likewise.
4515 * config/iq2000/iq2000.c (iq2000_print_operand): Likewise.
4516 * config/m32c/m32c.c (m32c_option_override): Likewise.
4517 * config/msp430/msp430.c (msp430_option_override): Likewise.
4518 * config/nds32/nds32.c (nds32_option_override): Likewise.
4519 * config/nvptx/mkoffload.c (main): Likewise.
4520 * config/rx/rx.c (rx_print_operand): Likewise.
4521 (valid_psw_flag): Likewise.
4522 * config/vms/vms-c.c (vms_pragma_member_alignment): Likewise.
4523 (vms_pragma_nomember_alignment): Likewise.
4524 (vms_pragma_extern_model): Likewise.
4525 * lto-wrapper.c (compile_offload_image): Likewise.
4526 * omp-offload.c (oacc_parse_default_dims): Likewise.
4527 * symtab.c (symtab_node::verify_base): Likewise.
4528 * tlink.c (recompile_files): Likewise.
4529 (start_tweaking): Likewise.
4530 * tree-profile.c (parse_profile_filter): Likewise.
4532 2019-04-05 Richard Sandiford <richard.sandiford@arm.com>
4534 PR tree-optimization/89956
4535 * tree-ssa-math-opts.c (convert_mult_to_fma): Protect against
4536 multiple negates of the same value.
4538 2019-04-04 Martin Sebor <msebor@redhat.com>
4542 * builtins.c (expand_builtin_strnlen): Make sure wi::ltu_p operands
4543 have the same precision since the function crashes otherwise.
4544 * calls.c (maybe_warn_nonstring_arg): Avoid assuming strnlen() call
4545 has non-zero arguments.
4547 2019-04-04 Martin Sebor <msebor@redhat.com>
4550 * gimple-ssa-warn-restrict.c (builtin_access::builtin_access): Bail
4551 out if the number of arguments is less than expected.
4553 2019-04-04 Jeff Law <law@redhat.com>
4555 PR rtl-optimization/89399
4556 * ree.c (combine_set_extension): Use single_set rather than
4557 digging into PATTERN for items on the candidate list.
4558 (combine_reaching_defs): Likewise.
4560 2019-04-04 Richard Sandiford <richard.sandiford@arm.com>
4562 PR rtl-optimization/46590
4563 * loop-invariant.c (find_defs): Move df_remove_problem and
4564 df_process_deferred_rescans to move_invariants.
4565 Move df_live_add_problem and df_live_set_all_dirty calls
4567 (move_invariants): Likewise.
4568 (move_loop_invariants): Likewise, making the df_live calls
4569 conditional on -O. Remove the problem again if we added it
4572 2019-04-03 qing zhao <qing.zhao@oracle.com>
4574 PR tree-optimization/89730
4575 * ipa-inline.c (can_inline_edge_p): Delete the checking for
4576 -flive-patching=inline-only-static.
4577 (can_inline_edge_by_limits_p): Add the checking for
4578 -flive-patching=inline-only-static and grant always_inline
4579 even when -flive-patching=inline-only-static is specified.
4581 2019-04-03 Jeff Law <law@redhat.com>
4583 PR rtl-optimization/81025
4584 * reorg.c (skip_consecutive_labels): Do not skip past a BARRIER.
4586 2019-04-03 Richard Biener <rguenther@suse.de>
4588 PR tree-optimization/84101
4589 * tree-vect-stmts.c: Include explow.h for hard_function_value,
4590 regs.h for hard_regno_nregs.
4591 (cfun_returns): New helper.
4592 (vect_model_store_cost): When vectorizing a store to a decl
4593 we return and the function ABI returns in a multi-reg location
4594 account for the possible spilling that will happen.
4596 2019-04-03 Andreas Krebbel <krebbel@linux.ibm.com>
4598 * config/s390/s390.c (s390_legitimate_address_p): Reject long
4599 displacement addresses for vector mode operands.
4601 2019-04-03 Claudiu Zissulescu <claziss@synopsys.com>
4603 * config/arc/arc.c (GMASK_LEN): Define.
4604 (arc_restore_callee_saves): Restore first blink when
4607 2019-04-03 Sudakshina Das <sudi.das@arm.com>
4609 * doc/extend.texi: Add deprecated comment on sign-return-address
4610 function attribute and add mbranch-protection.
4611 * doc/invoke.texi: Add bti to the options for mbranch-protection.
4613 2019-04-03 Richard Biener <rguenther@suse.de>
4616 * lto-wrapper.c (run_gcc): Avoid implicit rules making
4617 the all target phony.
4619 2019-04-02 Uroš Bizjak <ubizjak@gmail.com>
4623 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
4624 Return false for variable DImode shifts.
4625 (dimode_scalar_chain::compute_convert_gain): Do not handle
4626 register count operand in variable DImode shifts.
4627 (dimode_scalar_chain::make_vector_copies): Remove support to copy
4628 count argument of a variable shift instruction to a vector register.
4629 (dimode_scalar_chain::convert_reg): Remove support to convert
4630 count argument of a variable shift instruction.
4632 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
4634 PR rtl-optimization/84206
4635 * sel-sched-ir.h (get_all_loop_exits): Avoid the outer loop when
4636 iterating over loop headers.
4638 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
4640 PR rtl-optimization/85876
4641 * sel-sched.c (code_motion_path_driver): Avoid unwinding first_insn
4642 beyond the original fence.
4644 2019-04-02 Ulrich Weigand <uweigand@de.ibm.com>
4646 * config.gcc: Mark spu* targets as deprecated/obsolete.
4648 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4650 * config/s390/s390-builtin-types.def: New builtin function type
4651 definitions. Remove unused types.
4652 * config/s390/s390-builtins.def (s390_vcdgb, s390_vcdlgb)
4653 (s390_vcgdb, s390_vclgdb): Remove low-level builtin definitions.
4654 (s390_vec_float, s390_vec_signed, s390_vec_unsigned): New
4655 overloaded builtins.
4656 (s390_vcefb, s390_vcdgb, s390_vcelfb, s390_vcdlgb, s390_vcfeb)
4657 (s390_vcgdb, s390_vclfeb, s390_vclgdb): New low-level builtins.
4658 * config/s390/vecintrin.h (vec_float): New builtin macro definition.
4659 (vec_double, vec_signed, vec_unsigned): Define to use the new
4660 overloaded builtins.
4661 * config/s390/vx-builtins.md ("vec_double_s64", "vec_double_u64"):
4664 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4666 * config/s390/s390-builtin-types.def: New builtin function type
4668 * config/s390/s390-builtins.def (s390_vec_search_string_cc)
4669 (s390_vec_search_string_until_zero_cc): New overloaded builtins.
4670 (s390_vstrsb, s390_vstrsh, s390_vstrsf, s390_vstrszb)
4671 (s390_vstrszh, s390_vstrszf): New low-level builtins.
4672 * config/s390/s390.md (UNSPEC_VEC_VSTRS, UNSPEC_VEC_VSTRSCC): New
4673 constant definitions.
4674 * config/s390/vecintrin.h (vec_search_string_cc)
4675 (vec_search_string_until_zero_cc): New builtin name definitions.
4676 * config/s390/vx-builtins.md ("vstrs<mode>", "vstrsz<mode>"): New
4678 ("vec_vstrs<mode>"): New insn definition.
4680 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4682 * config/s390/s390-builtin-types.def: Add new builtin function
4684 * config/s390/s390-builtins.def (s390_vec_sldb, s390_vec_srdb):
4685 New overloaded builtins.
4686 (s390_vec_sldb, s390_vec_srdb): New low-level builtins. and
4688 * config/s390/s390.md (UNSPEC_VEC_SLDB): Rename to ...
4689 (UNSPEC_VEC_SLDBYTE): ... this.
4690 (UNSPEC_VEC_SLDBIT, UNSPEC_VEC_SRDBIT): New constant definitions.
4691 * config/s390/vecintrin.h (vec_sldb, vec_srdb): New builtin name
4693 * config/s390/vx-builtins.md ("vec_sld<mode>", "vec_sldw<mode>"):
4694 Rename UNSPEC_VEC_SLDB to UNSPEC_VEC_SLDBYTE.
4695 ("vec_sldb<mode>", "vec_srdb<mode>"): New insn definitions.
4697 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4699 ("*vec_splats_bswap_vec<mode>", "*vec_splats_bswap_elem<mode>"):
4700 New insn definition.
4701 * config/s390/vx-builtins.md (V_HW_HSD): Move to ...
4702 * config/s390/vector.md (V_HW_HSD): ... here.
4704 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4706 * config/s390/vecintrin.h: Map vec_vster low-level builtins to vec_vler.
4707 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>")
4708 ("*vec_set_bswap_elem<mode>", "*vec_set_bswap_vec<mode>")
4709 ("*vec_extract_bswap_vec<mode>", "*vec_extract_bswap_elem<mode>"):
4710 New insn definitions.
4712 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4714 * config/s390/s390-builtin-types.def: Add new builtin function type.
4715 * config/s390/s390-builtins.def: Add overloaded builtin
4716 s390_vec_reve and low-level builtins for s390_vler and s390_vster.
4717 * config/s390/s390.md (UNSPEC_VEC_ELTSWAP): New constant definition.
4718 * config/s390/vecintrin.h (vec_reve): New builtin name definition.
4719 * config/s390/vx-builtins.md (V_HW_HSD): New mode iterator.
4720 ("eltswap<mode>"): New expander.
4721 ("*eltswapv16qi", "*eltswap<mode>", "*eltswap<mode>_emu"): New
4724 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4726 * config/s390/s390-builtin-types.def: Add new builtin function types.
4727 * config/s390/s390-builtins.def: Add overloaded builtin
4728 s390_vec_revb. Add low-level builtins for vlbr and vstbr
4730 * config/s390/vecintrin.h (vec_revb): New builtin name definition.
4731 * config/s390/vector.md (VT_HW_HSDT): New mode iterator.
4732 ("bswap<mode>"): New expander.
4733 ("*bswap<mode>", "*bswap<mode>_emu"): New insn definitions.
4735 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4737 * config/s390/s390-builtins.def (B_VXE2): New builtin flag definition.
4738 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Increment
4739 vector builtin version number in __VEC__.
4741 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4743 * config/s390/s390.md (VX_CONV_BFP, VX_CONV_INT): New mode
4745 (SFSI): New mode attribute.
4746 ("*fixuns_truncdfdi2_vx", "*fix_truncdfdi2_bfp_z13")
4747 ("*floatunsdidf2_z13", ): Add support for 32 bit conversions and
4749 ("*fixuns_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_z13")
4750 ("*fix_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_bfp_z13")
4751 ("*floatuns<VX_CONV_INT:mode><VX_CONV_BFP:mode>2_z13"): ... these.
4752 ("floatsi<mode>2"): Add wcefb instruction.
4754 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4756 * config/s390/s390.md ("xde"): Extend mode attribute to vector types.
4757 * config/s390/vector.md (VX_VEC_CONV_BFP, VX_VEC_CONV_INT): New
4759 ("floatv2div2df2", "floatunsv2div2df2", "fix_truncv2dfv2di2")
4760 ("fixuns_truncv2dfv2di2"): Enhance with mode iterator to also
4761 support 32 bit fp-int conversions. Rename to ...
4762 ("float<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
4763 ("floatuns<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
4764 ("fix_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2")
4765 ("fixuns_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2"):
4768 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4770 * config/s390/s390.c (s390_rtx_costs): Do not add extra costs for
4771 if-then-else constructs if we can use the select instruction.
4772 * config/s390/s390.md ("*mov<mode>cc"): Add the new instructions.
4774 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4776 * config/s390/s390.md ("*popcountdi_arch13_cc")
4777 ("*popcountdi_arch13_cconly", "*popcountdi_arch13"): New insn
4779 ("*popcount<mode>", "popcountdi2", "popcountsi2", "popcounthi2"):
4780 Append _z196 to make it ...
4781 ("*popcount<mode>_z196", "popcountdi2_z196", "popcountsi2_z196")
4782 ("popcounthi2_z196"): ... this.
4783 ("popcountdi2_z196"): Remove TARGET_64BIT from the insn condition.
4784 ("popcountdi2", "popcountsi2", "popcounthi2"): New expanders.
4786 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4788 * config/s390/s390.c (s390_canonicalize_comparison): Convert
4789 certain compares for arch13 in order to make use of the condition
4790 code result produced by the new instructions.
4791 (s390_rtx_costs): Adjust the costs for nnrk, nngrk, nork, nogrk,
4792 nxrk, and nxgrk instruction patterns.
4793 * config/s390/s390.md (ANDOR, bitops_name, inv_bitops_name)
4794 (inv_no): Add new code iterator together with some attributes.
4795 ("*andc_split_<mode>"): Disable splitter for arch13.
4796 ("*<ANDOR:bitops_name>c<GPR:mode>_cc")
4797 ("*<ANDOR:bitops_name>c<GPR:mode>_cconly")
4798 ("*<ANDOR:bitops_name>c<GPR:mode>")
4799 ("*n<ANDOR:inv_bitops_name><GPR:mode>_cc")
4800 ("*n<ANDOR:inv_bitops_name><mode>_cconly")
4801 ("*n<ANDOR:inv_bitops_name><mode>", "*nxor<GPR:mode>_cc")
4802 ("*nxor<mode>_cconly", "*nxor<mode>"): New insn definitions.
4804 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4806 * common/config/s390/s390-common.c (processor_flags_table): New
4808 * config.gcc: Support arch13 with the --with-arch= configure flag.
4809 * config/s390/driver-native.c (s390_host_detect_local_cpu):
4810 * config/s390/s390-opts.h (enum processor_type): Add PROCESSOR_ARCH13.
4811 * config/s390/s390.c (s390_get_sched_attrmask)
4812 (s390_get_unit_mask): Add PROCESSOR_ARCH13.
4813 * config/s390/s390.h (enum processor_flags): Add PF_VXE2 and PF_ARCH13.
4814 * config/s390/s390.md (TARGET_CPU_ARCH13, TARGET_CPU_ARCH13_P)
4815 (TARGET_CPU_VXE2, TARGET_CPU_VXE2_P, TARGET_ARCH13)
4816 (TARGET_ARCH13_P, TARGET_VXE2, TARGET_VXE2_P): New macro
4818 * config/s390/s390.opt: Support arch13 as processor type in
4819 command line options.
4821 2019-04-02 Martin Liska <mliska@suse.cz>
4823 PR translation/89912
4824 * params.def (PARAM_GRAPHITE_MAX_ARRAYS_PER_SCOP):
4825 Fix param description of graphite-max-arrays-per-scop.
4827 2019-04-02 Eric Botcazou <ebotcazou@adacore.com>
4829 * config/sparc/linux64.h (ASAN_REJECT_SPEC): New macro.
4830 (ASAN_CC1_SPEC): Use it in 64-bit mode.
4831 * config/sparc/sol2.h (ASAN_REJECT_SPEC): Remove superfluous colon.
4833 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
4835 PR rtl-optimization/85412
4836 * sel-sched.c (sel_sched_region): Assign reset_sched_cycles_p before
4837 sel_sched_region_1, not after.
4839 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
4841 PR rtl-optimization/86928
4842 * sel-sched-ir.c (sel_redirect_edge_and_branch_force): Invoke
4843 compute_live if necessary.
4844 (sel_redirect_edge_and_branch): Likewise.
4846 2019-04-01 Vladimir Makarov <vmakarov@redhat.com>
4848 PR rtl-optimization/89865
4849 * ira-costs.c (process_bb_node_for_hard_reg_moves): Skip hard
4850 register if it is a part of small class.
4852 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
4854 PR rtl-optimization/87273
4855 * sel-sched-ir.c (merge_fences): Remove assert.
4857 2019-04-01 Richard Biener <rguenther@suse.de>
4859 PR tree-optimization/46590
4860 * domwalk.h (dom_walker::dom_walker): Consolidate constructors.
4861 (dom_walker::m_reachability): Add in place of...
4862 (dom_walker::m_skip_unreachable_blocks): ...this.
4863 * domwalk.c (dom_walker::dom_walker): Consoliate constructors.
4864 Move complex initialization ...
4865 (dom_walker::walk): Here. Especially compute m_bb_to_rpo
4866 lazily and initialize edge flags on each invocation.
4867 (dom_walker::bb_reachable): Use m_reachability.
4869 2019-04-01 Martin Liska <mliska@suse.cz>
4872 * opt-suggestions.c (option_proposer::build_option_suggestions):
4873 Add variant without any argument in order to provide better
4876 2019-04-01 Richard Biener <rguenther@suse.de>
4879 * gimple.c: Include langhooks.h.
4880 (gimple_get_alias_set): Treat enumeral types as the underlying
4883 2019-03-29 Kugan Vivekanandarajah <kuganv@linaro.org>
4884 Eric Botcazou <ebotcazou@adacore.com>
4886 PR rtl-optimization/89862
4887 * rtl.h (word_register_operation_p): Exclude CONST_INT from operations
4888 that operates on the full registers for WORD_REGISTER_OPERATIONS
4891 2019-03-29 Jim Wilson <jimw@sifive.com>
4893 * common/config/riscv/riscv-common.c (riscv_parse_arch_string):
4894 Clear MASK_RVC and then set if C subset supported.
4896 2019-03-29 Jakub Jelinek <jakub@redhat.com>
4899 * gimplify.c (gimplify_compound_literal_expr): Don't optimize a
4900 non-addressable complit into its initializer if it is volatile.
4902 2019-03-29 Roman Zhuykov <zhroma@ispras.ru>
4904 * opts-common.c (integral_argument): Set errno properly in one case.
4906 2019-03-29 Martin Liska <mliska@suse.cz>
4908 * doc/invoke.texi: Remove -Wchkp from documentation.
4910 2019-03-29 Martin Liska <mliska@suse.cz>
4912 * dbgcnt.c (print_limit_reach): New function.
4915 2019-03-29 Martin Liska <mliska@suse.cz>
4917 * dbgcnt.c (dbg_cnt_process_single_pair): Fix GNU coding style.
4918 (dbg_cnt_process_opt): Parse first tokens aas
4919 dbg_cnt_process_single_pair is also using strtok.
4921 2019-03-29 Jakub Jelinek <jakub@redhat.com>
4923 PR rtl-optimization/87485
4924 * function.c (expand_function_end): Move stack_protect_epilogue
4925 before loading of return value into hard register(s).
4927 2019-03-28 Jakub Jelinek <jakub@redhat.com>
4930 * tree-inline.h (struct copy_body_data): Add
4931 dont_remap_vla_if_no_change flag.
4932 * tree-inline.c (remap_type_3, remap_type_2): New functions.
4933 (remap_type): Don't remap vla types if id->dont_remap_vla_if_no_change
4934 and remap_type_2 returns false.
4935 * omp-low.c (new_omp_context): Set ctx->cb.dont_remap_vla_if_no_change.
4936 Move ctx->cb.adjust_array_error_bounds setting to the outermost ctx
4937 only from where it is copied to nested contexts.
4939 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
4942 * config/i386/i386.md (RMW operation with LEA peephole):
4943 Use LEAMODE mode attribute instead of SWI mode iterator for
4946 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
4949 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
4950 Also process XEXP (src, 0) of a shift insn.
4952 2019-03-28 David Malcolm <dmalcolm@redhat.com>
4955 * optinfo-emit-json.cc (optrecord_json_writer::optinfo_to_json):
4956 Use DECL_ASSEMBLER_NAME rather than get_fnname_from_decl.
4958 2019-03-28 Jakub Jelinek <jakub@redhat.com>
4960 * regcprop.c (copyprop_hardreg_forward_1): Remove redundant INSN_P
4962 (cprop_hardreg_bb, cprop_hardreg_debug): New functions.
4963 (pass_cprop_hardreg::execute): Use those. Don't repeat bb processing
4964 immediately after first one with df_analyze in between, but rather
4965 process all bbs, queueing ones that need second pass in a worklist,
4966 df_analyze, process queued debug insn changes and if second pass is
4967 needed, process bbs from worklist, df_analyze, process queued debug
4970 * rtl.h (NONDEBUG_INSN_P): Define as NONJUMP_INSN_P or JUMP_P
4971 or CALL_P instead of INSN_P && !DEBUG_INSN_P.
4972 (INSN_P): Define using NONDEBUG_INSN_P or DEBUG_INSN_P.
4974 2019-03-28 Jonathan Wakely <jwakely@redhat.com>
4977 * gengtype.h (create_nested_ptr_option): Fix parameter names to match
4980 2019-03-27 Mateusz B <mateuszb@poczta.onet.pl>
4983 * config/i386/i386.c (ix86_function_value_1): Call the newly added
4984 function for 32-bit MS_ABI.
4985 (function_value_ms_32): New function.
4987 2019-03-27 Andrew Stubbs <ams@codesourcery.com>
4989 * config/gcn/gcn.md (CC_SAVE_REG): New constant.
4990 (movdi): Call gen_movdi_symbol_save_scc.
4991 (gen_movdi_symbol_save_scc): New insn and split.
4993 2019-03-27 Peter Bergner <bergner@linux.ibm.com>
4995 PR rtl-optimization/89313
4996 * function.c (matching_constraint_num): New static function.
4997 (match_asm_constraints_1): Use it. Fixup white space and comment.
4998 Don't replace inputs with non-matching constraints which conflict
4999 with early clobber outputs.
5001 2019-03-27 Jeff Law <law@redhat.com>
5004 PR rtl-optimization/87761
5005 PR rtl-optimization/89826
5006 * regcprop.c (copyprop_hardreg_forward_1): Move may_trap_p test
5008 (pass_cprop_hardreg::execute): Call df_analyze after adding the
5009 note problem to get REG_DEAD/REG_UNUSED notes updated.
5011 2019-03-27 Richard Biener <rguenther@suse.de>
5013 PR tree-optimization/89463
5014 * tree-ssa-dce.c (remove_dead_stmt): Take output vector to
5015 queue edges to remove.
5016 (eliminate_unnecessary_stmts): Remove dead PHIs alongside
5017 dead stmts. Delay edge removal until PHIs are removed to
5018 make debug-stmt creation not confused by seemingly degenerate
5021 2019-03-27 Alan Modra <amodra@gmail.com>
5023 * config/rs6000/rs6000.h: Rename NON_SPECIAL_REGS to GEN_OR_FLOAT_REGS
5025 * config/rs6000/darwin.h: Likewise.
5026 * config/rs6000/rs6000.c: Likewise.
5028 2019-03-27 Alan Modra <amodra@gmail.com>
5030 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Always
5031 assign rs6000_hard_regno_mode_ok_p[m][r]. Formatting.
5033 2019-03-26 Andrew Waterman <andrew@sifive.com>
5034 Jim Wilson <jimw@sifive.com>
5036 * config/riscv/generic.md (generic_alu, generic_load, generic_store)
5037 (generic_xfer, generic_branch, generic_imul, generic_idivsi)
5038 (generic_idivdi, generic_fmul_single, generic_fmul_double)
5039 (generic_fdiv, generic_fsqrt): Add check for generic tune.
5040 (generic_alu): Add auipc to type list.
5041 * config/riscv/riscv-opts.h (enum riscv_microarchitecture_type): New.
5042 (riscv_microarchitecture): Declare.
5043 * config/riscv/riscv-protos.h (riscv_store_data_bypass_p): Declare.
5044 * config/riscv/riscv.c (struct riscv_cpu_info): Add microarchitecture
5046 (riscv_microarchitecture): New.
5047 (sifive_7_tune_info): New.
5048 (riscv_cpu_info_table): Add microarchitecture value for rocket and
5049 size. Add sifive-3-series, sifive-5-series, and sifive-7-series
5051 (riscv_store_data_bypass_p): New.
5052 (riscv_option_override): Set riscv_microarchitecture from
5053 cpu->microarchitecture.
5054 * config/riscv/riscv.md: Include sifive-7.md.
5057 (auipc<mode>): Change type to auipc.
5058 (restore_stack_nonlocal): New.
5059 * config/riscv/sifive-7.md: New.
5060 * doc/invoke.texi (RISC-V Options): Update mtune docs.
5062 2019-03-26 Uroš Bizjak <ubizjak@gmail.com>
5065 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
5066 Also process XEXP (src, 0) of a shift insn.
5068 2019-03-26 Richard Biener <rguenther@suse.de>
5070 * tree-inline.c (remap_gimple_stmt): Cache gimple_block.
5071 (copy_debug_stmt): Likewise.
5072 (expand_call_inline): Likewise.
5073 (copy_bb): Avoid redundant lookup & set of gimple_block.
5074 * gimple-low.c (lower_gimple_return): Likewise.
5075 (lower_builtin_setjmp): Likewise.
5077 2019-03-26 Jakub Jelinek <jakub@redhat.com>
5079 * hash-table.h (hash_table::m_gather_mem_stats): If GATHER_STATISTICS
5080 is constant 0, turn into static const data member initialized to false.
5081 (hash_table::hash_table): Only initialize m_gather_mem_stats #if
5082 GATHER_STATISTICS. Add ATTRIBUTE_UNUSED to gather_mem_stats param.
5084 2019-03-26 Jason Merrill <jason@redhat.com>
5085 Jakub Jelinek <jakub@redhat.com>
5087 * mem-stats.h (mem_alloc_description::unregister_descriptor): New
5089 (mem_alloc_description::release_object_overhead): Fix comment typos.
5090 * hash-table.h (hash_table::~hash_table): Call
5091 release_instance_overhead only if m_entries is non-NULL, otherwise
5092 call unregister_descriptor.
5094 2019-03-26 Bin Cheng <bin.cheng@linux.alibaba.com>
5096 PR tree-optimization/81740
5097 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
5098 In case of outer loop vectorization, check for backward dependence
5099 at the inner loop if outer loop dependence is reversed.
5101 2019-03-26 Alan Modra <amodra@gmail.com>
5103 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Correct
5104 rs6000_vector_mem init. Correct wI and wJ comment.
5106 2019-03-25 Alexander Monakov <amonakov@ispras.ru>
5108 PR rtl-optimization/88347
5109 PR rtl-optimization/88423
5110 * sched-deps.c (sched_analyze_insn): Take into account that for
5111 tablejumps the barrier appears after a label and a jump_table_data.
5113 2019-03-25 Martin Sebor <msebor@redhat.com>
5116 * c-common.c (check_user_alignment): Rename local. Correct maximum
5117 alignment in diagnostic. Avoid assuming argument fits in SHWI,
5118 convert it to UHWI when it fits.
5120 2019-03-25 Johan Karlsson <johan.karlsson@enea.com>
5123 * dwarf2out.c (premark_used_variables): New function.
5124 (prune_unused_types_walk): Do not mark not premarked external
5126 (prune_unused_types): Call premark_used_variables.
5128 2019-03-25 Vladimir Makarov <vmakarov@redhat.com>
5130 PR rtl-optimization/89676
5131 * lra-constraints.c (curr_insn_transform): Do match reload for
5132 early clobbers when the match was successful only for different
5135 2019-03-25 Martin Sebor <msebor@redhat.com>
5137 * doc/extend.texi (Common Type Attributes): Document vector_size.
5138 (Common Variable Attributes): Mention size constraint. Correct
5140 (Vector Extensions): Use @dfn when defining bas type. Clarify
5141 base type and size constraints.
5143 2019-03-25 Richard Biener <rguenther@suse.de>
5145 PR tree-optimization/89789
5146 * tree-ssa-sccvn.c (set_ssa_val_to): Do not allow lattice
5147 changes from non-undefined back to undefined.
5149 2019-03-25 Thomas Otto <thomas.otto@pdv-fs.de>
5151 * dwarf2out.c (comp_dir_string): cached_wd could be set to both a
5152 heap string and a gc string, but since this variable is unknown to
5153 ggc the gc string might get reused and corrupted. Fixed by always
5154 using a heap string.
5156 2019-03-25 Richard Biener <rguenther@suse.de>
5158 PR tree-optimization/89779
5159 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Return
5160 to remove IV defs, delay actual removal.
5161 (tree_ssa_iv_optimize_loop): Likewise. Avoid SCEV reset.
5162 (tree_ssa_iv_optimize): Remove eliminated IV defs at the
5163 very end, properly also reset loop control IV information.
5165 2019-03-25 Richard Biener <rguenther@suse.de>
5167 PR tree-optimization/89802
5168 * tree-ssa-math-opts.c (convert_mult_to_fma_1): Properly
5169 move EH data to folded stmt.
5171 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
5173 * config/s390/s390-builtin-types.def: Remove few unused types and
5174 fix sort order for others.
5176 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
5178 * config/s390/s390-c.c (s390_fn_types_compatible): Print the
5179 expected and found types with -mdebug during builtin matching.
5181 2019-03-25 Richard Biener <rguenther@suse.de>
5184 * fold-const.c (operand_equal_p): Revert last change with
5187 2019-03-24 Segher Boessenkool <segher@kernel.crashing.org>
5189 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add REG_EQUAL
5190 notes for the result of the __tls_get_addr calls.
5191 * config/rs6000/rs6000.md (unspec UNSPEC_TLS_GET_ADDR): New.
5193 2019-03-24 Jeff Law <law@redhat.com>
5195 * config/bfin/bfin.md (movpdi): Fix length for alternative 1.
5197 PR rtl-optimization/87761
5198 * regcprop.c (copyprop_hardreg_forward_1): Check may_trap_p on SET,
5199 not INSN. Also check RTX_FRAME_RELATED_P. Queue insns for DF rescan
5201 (pass_cprop_hardreg::execute): Add df note problem and defer insn
5202 rescans. Reprocess blocks as needed, calling df_analyze before
5203 reprocessing. Always call df_analyze before fixing up debug bind
5206 2019-03-23 Segher Boessenkool <segher@kernel.crashing.org>
5208 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Implement for 32-bit
5211 2019-03-22 Andrew Pinski <apinski@marvell.com>
5213 * config/aarch64/aarch64.md (zero_extendsidi2_aarch64): Fix type
5214 attrribute for uxtw.
5216 2019-03-26 Jeff Law <law@redhat.com>
5218 PR rtl-optimization/87761
5219 * config/mips/mips-protos.h (mips_split_move): Add new argument.
5220 (mips_emit_move_or_split): Pass NULL for INSN into mips_split_move.
5221 (mips_split_move): Accept new INSN argument. Try to forward SRC
5222 into the next instruction.
5223 (mips_split_move_insn): Pass INSN through to mips_split_move.
5225 2019-03-22 Vladimir Makarov <vmakarov@redhat.com>
5227 PR rtl-optimization/89676
5228 * lra-constraints.c (curr_insn_transform): Do match reload for
5229 early clobbers even if the match was successful.
5231 2019-03-22 Jakub Jelinek <jakub@redhat.com>
5234 * doc/invoke.texi (-fconstexpr-ops-limit=): Document.
5236 2019-03-22 Bill Schmidt <wschmidt@linux.ibm.com>
5238 * config/rs6000/mmintrin.h (_mm_sub_pi32): Fix typo.
5240 2019-03-22 Jakub Jelinek <jakub@redhat.com>
5242 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>,
5243 <avx512>_fmsub_<mode>_mask3<round_name>,
5244 <avx512>_fnmadd_<mode>_mask3<round_name>,
5245 <avx512>_fnmsub_<mode>_mask3<round_name>,
5246 avx512f_vmfmadd_<mode>_mask3<round_name>,
5247 avx512f_vmfmsub_<mode>_mask3<round_name>,
5248 *avx512f_vmfnmadd_<mode>_mask3<round_name>): Use <round_nimm_predicate>
5249 instead of register_operand and %v instead of v for match_operand 1.
5250 (avx512f_vmfnmsub_<mode>_mask3<round_name>): Rename to ...
5251 (*avx512f_vmfnmsub_<mode>_mask3<round_name>): ... this. Use
5252 <round_nimm_predicate> instead of register_operand and %v instead of v
5253 for match_operand 1.
5255 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask<round_name>,
5256 <avx512>_fmadd_<mode>_mask3<round_name>,
5257 <avx512>_fmsub_<mode>_mask<round_name>,
5258 <avx512>_fmsub_<mode>_mask3<round_name>,
5259 <avx512>_fnmadd_<mode>_mask<round_name>,
5260 <avx512>_fnmadd_<mode>_mask3<round_name>,
5261 <avx512>_fnmsub_<mode>_mask<round_name>,
5262 <avx512>_fnmsub_<mode>_mask3<round_name>,
5263 <avx512>_fmaddsub_<mode>_mask<round_name>,
5264 <avx512>_fmaddsub_<mode>_mask3<round_name>,
5265 <avx512>_fmsubadd_<mode>_mask<round_name>,
5266 <avx512>_fmsubadd_<mode>_mask3<round_name>): Use
5267 <round_nimm_predicate> instead of nonimmediate_operand.
5268 (fmai_vmfmadd_<mode><round_name>, fmai_vmfmsub_<mode><round_name>,
5269 fmai_vmfnmadd_<mode><round_name>, fmai_vmfnmsub_<mode><round_name>):
5270 Use register_operand instead of <round_nimm_predicate> for the
5271 operand that needs to match output.
5272 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>,
5273 *fmai_fnmadd_<mode><round_name>, *fmai_fnmsub_<mode><round_name>):
5274 Likewise. Formatting fixes.
5277 * config/i386/i386.c (enum ix86_builtins): Remove
5278 IX86_BUILTIN_VFMSUBSD3_MASK3 and IX86_BUILTIN_VFMSUBSS3_MASK3.
5279 * config/i386/i386-builtin.def (__builtin_ia32_vfmaddsd3_mask,
5280 __builtin_ia32_vfmaddsd3_mask3, __builtin_ia32_vfmaddsd3_maskz,
5281 __builtin_ia32_vfmsubsd3_mask3, __builtin_ia32_vfmaddss3_mask,
5282 __builtin_ia32_vfmaddss3_mask3, __builtin_ia32_vfmaddss3_maskz,
5283 __builtin_ia32_vfmsubss3_mask3): New builtins.
5284 * config/i386/sse.md (avx512f_vmfmadd_<mode>_mask<round_name>,
5285 avx512f_vmfmadd_<mode>_mask3<round_name>,
5286 avx512f_vmfmadd_<mode>_maskz_1<round_name>,
5287 *avx512f_vmfmsub_<mode>_mask<round_name>,
5288 avx512f_vmfmsub_<mode>_mask3<round_name>,
5289 *avx512f_vmfmasub_<mode>_maskz_1<round_name>,
5290 *avx512f_vmfnmadd_<mode>_mask<round_name>,
5291 *avx512f_vmfnmadd_<mode>_mask3<round_name>,
5292 *avx512f_vmfnmadd_<mode>_maskz_1<round_name>,
5293 *avx512f_vmfnmsub_<mode>_mask<round_name>,
5294 avx512f_vmfnmsub_<mode>_mask3<round_name>,
5295 *avx512f_vmfnmsub_<mode>_maskz_1<round_name>): New define_insns.
5296 (avx512f_vmfmadd_<mode>_maskz<round_expand_name>): New define_expand.
5297 * config/i386/avx512fintrin.h (_mm_mask_fmadd_sd, _mm_mask_fmadd_ss,
5298 _mm_mask3_fmadd_sd, _mm_mask3_fmadd_ss, _mm_maskz_fmadd_sd,
5299 _mm_maskz_fmadd_ss, _mm_mask_fmsub_sd, _mm_mask_fmsub_ss,
5300 _mm_mask3_fmsub_sd, _mm_mask3_fmsub_ss, _mm_maskz_fmsub_sd,
5301 _mm_maskz_fmsub_ss, _mm_mask_fnmadd_sd, _mm_mask_fnmadd_ss,
5302 _mm_mask3_fnmadd_sd, _mm_mask3_fnmadd_ss, _mm_maskz_fnmadd_sd,
5303 _mm_maskz_fnmadd_ss, _mm_mask_fnmsub_sd, _mm_mask_fnmsub_ss,
5304 _mm_mask3_fnmsub_sd, _mm_mask3_fnmsub_ss, _mm_maskz_fnmsub_sd,
5305 _mm_maskz_fnmsub_ss, _mm_mask_fmadd_round_sd, _mm_mask_fmadd_round_ss,
5306 _mm_mask3_fmadd_round_sd, _mm_mask3_fmadd_round_ss,
5307 _mm_maskz_fmadd_round_sd, _mm_maskz_fmadd_round_ss,
5308 _mm_mask_fmsub_round_sd, _mm_mask_fmsub_round_ss,
5309 _mm_mask3_fmsub_round_sd, _mm_mask3_fmsub_round_ss,
5310 _mm_maskz_fmsub_round_sd, _mm_maskz_fmsub_round_ss,
5311 _mm_mask_fnmadd_round_sd, _mm_mask_fnmadd_round_ss,
5312 _mm_mask3_fnmadd_round_sd, _mm_mask3_fnmadd_round_ss,
5313 _mm_maskz_fnmadd_round_sd, _mm_maskz_fnmadd_round_ss,
5314 _mm_mask_fnmsub_round_sd, _mm_mask_fnmsub_round_ss,
5315 _mm_mask3_fnmsub_round_sd, _mm_mask3_fnmsub_round_ss,
5316 _mm_maskz_fnmsub_round_sd, _mm_maskz_fnmsub_round_ss): New intrinsics.
5318 2019-03-21 Martin Sebor <msebor@redhat.com>
5320 PR tree-optimization/89350
5321 * builtins.c (compute_objsize): Also ignore offsets whose upper
5323 * gimple-ssa-warn-restrict.c (builtin_memref): Add new member.
5324 (builtin_memref::builtin_memref): Initialize new member.
5325 Allow EXPR to be null.
5326 (builtin_memref::extend_offset_range): Replace local with a member.
5327 Avoid assuming pointer offsets are unsigned.
5328 (builtin_memref::set_base_and_offset): Determine base object
5329 before computing offset range.
5330 (builtin_access::builtin_access): Handle memset.
5331 (builtin_access::generic_overlap): Replace local with a member.
5332 (builtin_access::strcat_overlap): Same.
5333 (builtin_access::overlap): Same.
5334 (maybe_diag_overlap): Same.
5335 (maybe_diag_access_bounds): Same.
5336 (wrestrict_dom_walker::check_call): Handle memset.
5337 (check_bounds_or_overlap): Same.
5339 2019-03-21 Jan Hubicka <hubicka@ucw.cz>
5340 Jakub Jelinek <jakub@redhat.com>
5343 * tree.c (fld_type_variant, fld_incomplete_type_of,
5344 fld_process_array_type): Call fld->pset.add and don't call
5345 add_tree_to_fld_list if it returns true.
5346 (free_lang_data_in_type): Similarly with self-recursive call. Purge
5347 non-marked types from TYPE_NEXT_VARIANT list.
5348 (find_decls_types_r): Call fld_worklist_push for TYPE_CANONICAL (t).
5350 2019-03-21 Jakub Jelinek <jakub@redhat.com>
5352 * hash-table.h (hash_table): Add Lazy template parameter defaulted
5353 to false, if true, don't alloc_entries during construction, but defer
5354 it to the first method that needs m_entries allocated.
5355 (hash_table::hash_table, hash_table::~hash_table,
5356 hash_table::alloc_entries, hash_table::find_empty_slot_for_expand,
5357 hash_table::too_empty_p, hash_table::expand, hash_table::empty_slow,
5358 hash_table::clear_slot, hash_table::traverse_noresize,
5359 hash_table::traverse, hash_table::iterator::slide): Adjust all methods.
5360 * hash-set.h (hash_set): Add Lazy template parameter defaulted to
5362 (hash_set::contains): If Lazy is true, use find_slot_with_hash with
5363 NO_INSERT instead of find_with_hash.
5364 (hash_set::traverse, hash_set::iterator, hash_set::iterator::m_iter,
5365 hash_set::m_table): Add Lazy to template params of hash_table.
5366 (gt_ggc_mx, gt_pch_nx): Use false as Lazy in hash_set template param.
5367 * attribs.c (test_attribute_exclusions): Likewise.
5368 * hash-set-tests.c (test_set_of_strings): Add iterator tests for
5369 hash_set. Add tests for hash_set with Lazy = true.
5371 2019-03-21 Richard Biener <rguenther@suse.de>
5373 PR tree-optimization/89779
5374 * tree.c (tree_nop_conversion): Consolidate and fix defensive
5375 checks with respect to released SSA names now having error_mark_node
5377 * fold-const.c (operand_equal_p): Likewise.
5379 2019-03-20 Andreas Krebbel <krebbel@linux.ibm.com>
5382 * config/s390/s390.c (global_not_special_regno_p): Move to make it
5384 (s390_optimize_register_info): Use global_not_special_regno_p to
5385 check for global regs.
5387 2019-03-20 Jakub Jelinek <jakub@redhat.com>
5390 * lra-constraints.c (process_alt_operands) <reg>: For BLKmode, don't
5391 update this_alternative nor this_alternative_set.
5393 2019-03-19 Jim Wilson <jimw@sifive.com>
5396 * config/riscv/riscv.c (riscv_valid_lo_sum_p): New arg x. New locals
5397 align, size, offset. Use them to handle a BLKmode reference. Update
5399 (riscv_classify_address): Pass info->offset to riscv_valid_lo_sum_p.
5401 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5403 PR rtl-optimization/89768
5404 * loop-unroll.c (unroll_loop_constant_iterations): Use gen_int_mode
5406 (unroll_loop_runtime_iterations): Likewise.
5408 2019-03-19 Martin Sebor <msebor@redhat.com>
5410 PR tree-optimization/89644
5411 * tree-ssa-strlen.c (handle_builtin_stxncpy): Use full_string_p
5412 rather than endptr as an indicator of nul-termination.
5414 PR tree-optimization/89644
5415 * tree-ssa-strlen.c (handle_builtin_stxncpy): Consider unterminated
5416 arrays in determining sequence sizes in strncpy and stpncpy.
5418 2019-03-19 Martin Liska <mliska@suse.cz>
5421 * predict.c (combine_predictions_for_bb): Empty likely_edges and
5422 unlikely_edges if there's an edge that belongs to both these sets.
5424 2018-03-19 Segher Boessenkool <segher@kernel.crashing.org>
5427 * config/rs6000/rs6000.md (fix_trunc<mode>si2_stfiwx): If we have a
5428 non-TARGET_MFCRF target, and the dest is memory but not 32-bit aligned,
5429 go via a stack temporary.
5431 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5434 * config/mips/mips.c (mips_expand_vec_cond_expr): Use gen_lowpart
5435 instead of gen_rtx_SUBREG.
5436 * config/mips/mips-msa.md (vec_extract<mode><unitmode>): Likewise.
5438 2019-03-19 Richard Biener <rguenther@suse.de>
5441 * opts.c (finish_options): Disable -gsplit-dwarf when doing LTO.
5443 2019-03-19 Jan Hubicka <hubicka@ucw.cz>
5447 * tree.c (free_lang_data_in_decl): Do not free context of C++
5450 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5453 * config/arm/arm.md (cmpsi2_addneg): Swap the alternatives and use
5454 subs for the first alternative except when operands[3] is 1.
5457 * gimplify.c (gimplify_asm_expr): For output argument with
5458 TREE_ADDRESSABLE type, clear allows_reg if it allows memory, otherwise
5461 2019-03-19 Eric Botcazou <ebotcazou@adacore.com>
5463 PR rtl-optimization/89753
5464 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
5465 explicit unrolling factor even more robust.
5467 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5470 * config/i386/i386.c (ix86_expand_floorceildf_32): In ceil
5471 compensation use x2 += 1 instead of x2 -= -1 and when honoring
5472 signed zeros, do another copysign after the compensation.
5474 2019-03-18 Martin Sebor <msebor@redhat.com>
5476 PR tree-optimization/89720
5477 * tree-vrp.c (vrp_prop::check_mem_ref): Treat range with max < min
5478 more conservatively, the same as anti-range.
5480 2019-03-18 Richard Biener <rguenther@suse.de>
5483 * tree-ssanames.c (release_ssa_name_fn): For released SSA names
5484 use a TREE_TYPE of error_mark_node to avoid ICEs when dumping
5485 basic-blocks that are removed. Remove restoring SSA_NAME_VAR.
5486 * tree-outof-ssa.c (eliminate_useless_phis): Remove redundant checking.
5488 2019-03-18 Andrew Stubbs <ams@codesourcery.com>
5490 * config/gcn/gcn-run.c (struct output): Make next_output unsigned.
5491 Extend queue to 1024 entries.
5492 Add "consumed" field.
5493 (gomp_print_output): Remove print_index parameter.
5494 Add final parameter.
5495 Change limit to unsigned.
5496 Use consumed field to implement circular buffer.
5497 Detect interrupted print in final pass.
5498 Flush output at the end.
5499 (run): Update gomp_print_output usage.
5500 (main): Initialize kernargs->output_data.consumed.
5502 2019-03-18 Richard Sandiford <richard.sandiford@arm.com>
5504 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Fix the
5505 calculation of the minimum number of scalar iterations for
5506 fully-predicated loops.
5508 2019-03-18 Martin Jambor <mjambor@suse.cz>
5510 PR tree-optimization/89546
5511 * tree-sra.c (propagate_subaccesses_across_link): Requeue new_acc if
5512 any propagation to its children took place.
5514 2019-03-18 Andrew Burgess <andrew.burgess@embecosm.com>
5517 * config/riscv/riscv.c (riscv_pass_fpr_single): Add offset
5518 parameter, and make use of it.
5519 (riscv_get_arg_info): Pass offset to riscv_pass_fpr_single.
5521 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5523 * config/arc/arc.opt (mcode-density-frame): Get the inital value
5524 from TARGET_CODE_DENSITY_FRAME_DEFAULT.
5525 * config/arc/elf.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
5526 * config/arc/linux.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
5527 * config/arc/arc.md (pop_multi_fp_blink): Adjust constraints to
5528 match what the ops is doing.
5529 (push_multi_fp_blink): Likewise.
5530 * config/arc/arc.c (arc_override_options): Enable enter/leave when
5531 compiling for size and elf target.
5532 (arc_save_callee_enter): Adjust note to match what enter/leave
5535 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5537 * config/arc/arc.md (tst_movb): Fix constraint.
5539 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5541 * config/arc/arc.c (TARGET_HAVE_SPECULATION_SAFE_VALUE): Define.
5543 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5545 * config/arc/arc-protos.h (arc_adjust_reg_alloc_order): Declare.
5546 * config/arc/arc.c (arc_conditional_register_usage): Remove all
5547 reg_alloc_order references.
5548 (size_alloc_order): Define.
5549 (arc_adjust_reg_alloc_order): New function.
5550 * config/arc/arc.h (REG_ALLOC_ORDER): Proper define the register
5552 (ADJUST_REG_ALLOC_ORDER): Define.
5553 (HONOR_REG_ALLOC_ORDER): Likewise.
5555 2019-03-18 Richard Biener <rguenther@suse.de>
5558 * config/i386/i386.c (ix86_add_stmt_cost): Pessimize strided
5559 loads and stores a bit more.
5561 2019-03-18 Richard Biener <rguenther@suse.de>
5564 * config/i386/i386.c (ix86_add_stmt_cost): Apply strided
5565 load pessimization to stores as well.
5567 2019-03-18 Andrey Belevantsev <abel@ispras.ru>
5570 * sel-sched.c (compute_av_set_at_bb_end): When we have an ineligible
5571 successor, use NULL as its av set.
5573 2019-03-15 Segher Boessenkool <segher@kernel.crashing.org>
5575 PR rtl-optimization/89721
5576 * lra-constraints (invariant_p): Return false if side_effects_p holds.
5578 2019-03-15 Kelvin Nilsen <kelvin@gcc.gnu.org>
5581 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5582 When handling vec_extract, use modular arithmetic to allow
5583 constant selectors greater than vector length.
5584 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Allow
5585 V1TImode vectors to have constant selector values greater than 0.
5586 Use modular arithmetic to compute vector index.
5587 (rs6000_split_vec_extract_var): Use modular arithmetic to compute
5588 index for in-memory vectors. Correct code generation for
5589 in-register vectors.
5590 (altivec_expand_vec_ext_builtin): Use modular arithmetic to
5593 2019-03-15 Alexandre Oliva <aoliva@redhat.com>
5597 * dwarf2out.c (generic_parameter_die): Follow DECL_INITIAL of
5600 2019-03-15 Jakub Jelinek <jakub@redhat.com>
5603 * tree.c (inchash::add_expr): Strip any location wrappers.
5604 * fold-const.c (operand_equal_p): Move stripping of location wrapper
5605 after hash verification.
5608 * dwarf2out.c (add_const_value_attribute): Return false for MINUS,
5609 SIGN_EXTEND and ZERO_EXTEND.
5611 2019-03-14 Jason Merrill <jason@redhat.com>
5612 Jakub Jelinek <jakub@redhat.com>
5614 * hash-table.h (remove_elt_with_hash): Return if slot is NULL rather
5615 than if is_empty (*slot).
5616 * hash-set-tests.c (test_set_of_strings): Add tests for addition of
5617 existing elt and for elt removal.
5618 * hash-map-tests.c (test_map_of_strings_to_int): Add test for removal
5619 of already removed elt.
5621 2019-03-15 H.J. Lu <hongjiu.lu@intel.com>
5624 * config/i386/i386.c (remove_partial_avx_dependency): Handle
5627 2019-03-14 Martin Liska <mliska@suse.cz>
5630 * doc/invoke.texi: Remove -fdump-class-hierarchy option.
5632 2019-03-14 Richard Biener <rguenther@suse.de>
5635 * config/i386/i386.c (make_resolver_func): Properly set
5636 DECL_CONTEXT on the RESULT_DECL.
5637 * config/rs6000/rs6000.c (make_resolver_func): Likewise.
5639 2019-03-14 Richard Biener <rguenther@suse.de>
5641 * gimple-pretty-print.c: Include cfgloop.h.
5642 (dump_gimple_phi): Adjust.
5643 (dump_gimple_bb_header): Dump loop header for GIMPLE.
5644 (pp_cfg_jump): Adjust.
5645 (dump_implicit_edges): Dump fallthru to next block for GIMPLE as well.
5646 * tree-cfg.c (build_gimple_cfg): Remove lower_phi_internal_fn call.
5647 (lower_phi_internal_fn): Remove.
5648 (verify_gimple_call): Remove IFN_PHI special-casing.
5649 (dump_function_to_file): Dump IL state.
5650 * tree-into-ssa.c (rewrite_add_phi_arguments): Revert changes
5651 done to deal with PHI nodes being present in non-SSA state.
5653 2019-03-14 Jakub Jelinek <jakub@redhat.com>
5656 * multiple_target.c (create_dispatcher_calls): Change
5657 references_to_redirect from vector of ipa_ref * to vector of ipa_ref.
5658 In the node->iterate_referring loop, push *ref rather than ref, call
5659 ref->remove_reference () and always pass 0 to iterate_referring.
5661 PR rtl-optimization/89679
5662 * expmed.c (expand_mult_const): Don't add a REG_EQUAL note if it
5663 would contain a paradoxical SUBREG.
5665 2019-03-14 Richard Biener <rguenther@suse.de>
5667 PR tree-optimization/89710
5668 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use
5671 2019-03-14 Martin Liska <mliska@suse.cz>
5673 * coverage.c (coverage_begin_function): Stream also
5675 * doc/gcov.texi: Document 2 new fields in JSON file. Improve
5676 documentation about function declaration location.
5677 * gcov-dump.c (tag_function): Print whole range
5678 of function declaration.
5679 * gcov.c (struct function_info): Add end_column field.
5680 (function_info::function_info): Initialize it.
5681 (output_json_intermediate_file): Output {start,end}_column
5683 (read_graph_file): Read end_column.
5685 2019-03-14 Richard Biener <rguenther@suse.de>
5688 * fold-const.c (operand_equal_p): For INDIRECT_REF check
5689 that the access types are similar.
5691 2019-03-14 Jakub Jelinek <jakub@redhat.com>
5693 PR tree-optimization/89703
5694 * tree-ssa-strlen.c (valid_builtin_call): Punt if stmt call types
5695 aren't compatible also with builtin_decl_explicit. Check pure
5696 or non-pure status of BUILT_IN_STR{{,N}CMP,N{LEN,{CAT,CPY}{,_CHK}}}
5697 and BUILT_IN_STPNCPY{,_CHK}.
5699 2019-03-14 H.J. Lu <hongjiu.lu@intel.com>
5702 * config/i386/i386.c (ix86_print_operand): Handle 'M' to add
5703 addr32 prefix to VSIB address for X32.
5704 * config/i386/sse.md (*avx512pf_gatherpf<mode>sf_mask): Prepend
5706 (*avx512pf_gatherpf<mode>df_mask): Likewise.
5707 (*avx512pf_scatterpf<mode>sf_mask): Likewise.
5708 (*avx512pf_scatterpf<mode>df_mask): Likewise.
5709 (*avx2_gathersi<mode>): Prepend "%M3" to opcode.
5710 (*avx2_gathersi<mode>_2): Prepend "%M2" to opcode.
5711 (*avx2_gatherdi<mode>): Prepend "%M3" to opcode.
5712 (*avx2_gatherdi<mode>_2): Prepend "%M2" to opcode.
5713 (*avx2_gatherdi<mode>_3): Prepend "%M3" to opcode.
5714 (*avx2_gatherdi<mode>_4): Prepend "%M2" to opcode.`
5715 (*avx512f_gathersi<mode>): Prepend "%M4" to opcode.
5716 (*avx512f_gathersi<mode>_2): Prepend "%M3" to opcode.
5717 (*avx512f_gatherdi<mode>): Prepend "%M4" to opcode.
5718 (*avx512f_gatherdi<mode>_2): Prepend "%M3" to opcode.
5719 (*avx512f_scattersi<mode>): Prepend "%M0" to opcode.
5720 (*avx512f_scatterdi<mode>): Likewise.
5722 2019-03-13 Vladimir Makarov <vmakarov@redhat.com>
5725 * lra-constraints.c (inherit_in_ebb): Update
5726 potential_reload_hard_regs along with live_hard_regs.
5728 2019-03-13 Jakub Jelinek <jakub@redhat.com>
5731 * dwarf2out.c (size_of_die): For dw_val_class_view_list always use
5733 (value_format): For dw_val_class_view_list never use DW_FORM_loclistx.
5735 2019-03-13 Martin Sebor <msebor@redhat.com>
5737 PR tree-optimization/89662
5738 * tree-vrp.c (vrp_prop::check_mem_ref): Avoid assuming every type
5741 2019-03-13 Richard Biener <rguenther@suse.de>
5744 * tree-scalar-evolution.c (simplify_peeled_chrec): Do not
5745 throw FP expressions at tree-affine.
5747 2019-03-14 Richard Biener <rguenther@suse.de>
5749 * tree-pretty-print.c (dump_generic_node): For -gimple properly
5750 dump negative integer constants using _Literal (type) -num.
5752 2019-03-13 Jakub Jelinek <jakub@redhat.com>
5754 * ipa-param-manipulation.h (struct ipa_parm_adjustment): Remove
5755 nonlocal_value member.
5758 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Handle PHI args.
5759 (ipa_simd_modify_function_body): Handle PHIs.
5761 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
5763 * config/s390/s390.c (s390_option_override_internal): Use more
5764 aggressive inlining parameters.
5766 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
5768 * config/s390/3906.md: New file.
5769 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
5770 (LONGRUNNING_THRESHOLD): Remove.
5771 (MAX_SCHED_MIX_SCORE): Decrease.
5772 (MAX_SCHED_MIX_DISTANCE): Decrease.
5773 (s390_bb_fallthru_entry_likely): Assume fallthru for less than likely.
5774 (struct s390_sched_state): New struct to hold scheduling state.
5775 (S390_SCHED_STATE_NORMAL): Remove.
5776 (S390_SCHED_STATE_CRACKED): Remove.
5777 (S390_SCHED_ATTR_MASK_GROUPOFTWO): Add.
5778 (s390_get_sched_attrmask): Use new attribute.
5779 (s390_get_unit_mask): Use new units.
5780 (s390_is_fpd): New function.
5781 (s390_is_fxd): New function.
5782 (s390_is_longrunning): New function.
5783 (s390_sched_score): Use new functions.
5784 (s390_sched_reorder): Likewise.
5785 (s390_sched_variable_issue): Rework and use new functions.
5786 (s390_sched_init): Use new functions.
5787 * config/s390/s390.h (s390_tune_attr): Add z14.
5788 * config/s390/s390.md: Add z14.
5790 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
5792 * config/s390/2964.md: Update pipeline description.
5793 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
5794 (LONGRUNNING_THRESHOLD): Remove.
5795 (LATENCY_FACTOR): Remove.
5796 (s390_get_unit_mask): Add unit.
5797 (s390_sched_score): Use fxd/fpd.
5798 (s390_sched_variable_issue): Use fxd/fpd.
5800 2019-03-12 Martin Liska <mliska@suse.cz>
5802 * config/i386/i386.c: Reword an error message.
5804 2019-03-12 Martin Jambor <mjambor@suse.cz>
5806 * cgraph.c (cgraph_node::dump): Dump more info for former thunks,
5807 terminate with newline.
5809 2019-03-12 Jakub Jelinek <jakub@redhat.com>
5812 * config/s390/s390.md (tabort): Use %wd instead of
5813 HOST_WIDE_INT_PRINT_DEC in error message, reword to avoid two capital
5814 letters and periods.
5815 * config/tilepro/tilepro.c (tilepro_print_operand): Use %wd in
5816 output_operand_lossage instead of HOST_WIDE_INT_PRINT_DEC, replace
5820 * builtins.c (expand_builtin_int_roundingfn,
5821 expand_builtin_int_roundingfn_2): Return NULL_RTX instead of
5822 gcc_unreachable if validate_arglist fails.
5824 2019-03-12 Richard Biener <rguenther@suse.de>
5826 PR tree-optimization/89664
5827 * tree-ssa-math-opts.c (execute_cse_reciprocals_1): Properly
5828 free the occurance tree after the early out.
5830 2019-03-11 Jakub Jelinek <jakub@redhat.com>
5834 * vr-values.c (vr_values::update_value_range): If
5835 old_vr->varying_p (), don't update it, make new_vr also VARYING
5838 2019-03-11 Martin Liska <mliska@suse.cz>
5840 * config/aarch64/aarch64.c (aarch64_override_options_internal):
5841 Fix double string quoting.
5843 2019-03-11 Martin Liska <mliska@suse.cz>
5845 * collect-utils.c (collect_wait): Wrap apostrophes
5846 in gcc internal format with %'.
5847 * collect2.c (main): Likewise.
5848 (scan_prog_file): Likewise.
5849 (scan_libraries): Likewise.
5850 * config/i386/i386.c (ix86_expand_call): Likewise.
5851 (ix86_handle_interrupt_attribute): Likewise.
5852 * config/nds32/nds32-intrinsic.c (nds32_expand_builtin_impl): Likewise.
5853 * config/nds32/nds32.c (nds32_insert_attributes): Likewise.
5854 * config/rl78/rl78.c (rl78_handle_saddr_attribute): Likewise.
5855 * lto-wrapper.c (find_crtoffloadtable): Likewise.
5856 * symtab.c (symtab_node::verify_base): Likewise.
5857 * tree-cfg.c (verify_gimple_label): Likewise.
5858 * tree.c (verify_type_variant): Likewise.
5860 2019-03-11 Martin Liska <mliska@suse.cz>
5862 * builtins.c (expand_builtin_thread_pointer): Wrap an option name
5863 in a string format message and fix GNU coding style.
5864 (expand_builtin_set_thread_pointer): Likewise.
5865 * common/config/aarch64/aarch64-common.c
5866 (aarch64_rewrite_selected_cpu): Likewise.
5867 * common/config/alpha/alpha-common.c (alpha_handle_option): Likewise.
5868 * common/config/arc/arc-common.c (arc_handle_option): Likewise.
5869 * common/config/arm/arm-common.c (arm_parse_fpu_option): Likewise.
5870 * common/config/bfin/bfin-common.c (bfin_handle_option): Likewise.
5871 * common/config/i386/i386-common.c (ix86_handle_option): Likewise.
5872 * common/config/ia64/ia64-common.c (ia64_handle_option): Likewise.
5873 * common/config/m68k/m68k-common.c (m68k_handle_option): Likewise.
5874 * common/config/msp430/msp430-common.c (msp430_handle_option): Likewise.
5875 * common/config/nds32/nds32-common.c (nds32_handle_option): Likewise.
5876 * common/config/powerpcspe/powerpcspe-common.c (rs6000_handle_option):
5878 * common/config/riscv/riscv-common.c
5879 (riscv_subset_list::parsing_subset_version): Likewise.
5880 (riscv_subset_list::parse_std_ext): Likewise.
5881 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
5882 (riscv_subset_list::parse): Likewise.
5883 * common/config/rs6000/rs6000-common.c (rs6000_handle_option): Likewise.
5884 * config/aarch64/aarch64.c (aarch64_parse_one_option_token): Likewise.
5885 (aarch64_override_options_internal): Likewise.
5886 (aarch64_validate_mcpu): Likewise.
5887 (aarch64_validate_march): Likewise.
5888 (aarch64_validate_mtune): Likewise.
5889 (aarch64_override_options): Likewise.
5890 * config/alpha/alpha.c (alpha_option_override): Likewise.
5891 * config/arc/arc.c (arc_init): Likewise.
5892 (parse_mrgf_banked_regs_option): Likewise.
5893 (arc_override_options): Likewise.
5894 (arc_expand_builtin_aligned): Likewise.
5895 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Likewise.
5896 (arm_expand_builtin): Likewise.
5897 * config/arm/arm.c (arm_option_check_internal): Likewise.
5898 (arm_configure_build_target): Likewise.
5899 (arm_option_override): Likewise.
5900 (arm_options_perform_arch_sanity_checks): Likewise.
5901 (arm_handle_cmse_nonsecure_entry): Likewise.
5902 (arm_handle_cmse_nonsecure_call): Likewise.
5903 (arm_tls_referenced_p): Likewise.
5904 (thumb1_expand_prologue): Likewise.
5905 * config/avr/avr.c (avr_option_override): Likewise.
5906 * config/bfin/bfin.c (bfin_option_override): Likewise.
5907 * config/c6x/c6x.c (c6x_option_override): Likewise.
5908 * config/cr16/cr16.c (cr16_override_options): Likewise.
5909 * config/cris/cris.c (cris_option_override): Likewise.
5910 * config/csky/csky.c (csky_handle_isr_attribute): Likewise.
5911 * config/darwin-c.c (macosx_version_as_macro): Likewise.
5912 * config/darwin.c (darwin_override_options): Likewise.
5913 * config/frv/frv.c (frv_expand_builtin): Likewise.
5914 * config/h8300/h8300.c (h8300_option_override): Likewise.
5915 * config/i386/i386.c (parse_mtune_ctrl_str): Likewise.
5916 (ix86_option_override_internal): Likewise.
5917 (warn_once_call_ms2sysv_xlogues): Likewise.
5918 (ix86_expand_prologue): Likewise.
5919 (split_stack_prologue_scratch_regno): Likewise.
5920 (ix86_warn_parameter_passing_abi): Likewise.
5921 * config/ia64/ia64.c (fix_range): Likewise.
5922 * config/m68k/m68k.c (m68k_option_override): Likewise.
5923 * config/microblaze/microblaze.c (microblaze_option_override): Likewise.
5924 * config/mips/mips.c (mips_emit_probe_stack_range): Likewise.
5925 (mips_set_compression_mode): Likewise.
5926 * config/mmix/mmix.c (mmix_option_override): Likewise.
5927 * config/mn10300/mn10300.c (mn10300_option_override): Likewise.
5928 * config/msp430/msp430.c (msp430_option_override): Likewise.
5929 * config/nds32/nds32.c (nds32_option_override): Likewise.
5930 * config/nios2/nios2.c (nios2_custom_check_insns): Likewise.
5931 (nios2_option_override): Likewise.
5932 (nios2_expand_custom_builtin): Likewise.
5933 * config/nvptx/mkoffload.c (main): Likewise.
5934 * config/nvptx/nvptx.c (diagnose_openacc_conflict): Likewise.
5935 * config/pa/pa.c (fix_range): Likewise.
5936 (pa_option_override): Likewise.
5937 * config/riscv/riscv.c (riscv_parse_cpu): Likewise.
5938 (riscv_option_override): Likewise.
5939 * config/rl78/rl78.c (rl78_option_override): Likewise.
5940 * config/rs6000/aix61.h: Likewise.
5941 * config/rs6000/aix71.h: Likewise.
5942 * config/rs6000/aix72.h: Likewise.
5943 * config/rs6000/driver-rs6000.c (elf_platform): Likewise.
5944 * config/rs6000/freebsd64.h: Likewise.
5945 * config/rs6000/linux64.h: Likewise.
5946 * config/rs6000/rs6000.c (rs6000_option_override_internal): Likewise.
5947 (rs6000_expand_zeroop_builtin): Likewise.
5948 (rs6000_expand_mtfsb_builtin): Likewise.
5949 (rs6000_expand_set_fpscr_rn_builtin): Likewise.
5950 (rs6000_expand_set_fpscr_drn_builtin): Likewise.
5951 (rs6000_invalid_builtin): Likewise.
5952 (rs6000_expand_split_stack_prologue): Likewise.
5953 * config/rs6000/rtems.h: Likewise.
5954 * config/rx/rx.c (valid_psw_flag): Likewise.
5955 (rx_expand_builtin): Likewise.
5956 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Likewise.
5957 * config/s390/s390.c (s390_expand_builtin): Likewise.
5958 (s390_function_profiler): Likewise.
5959 (s390_option_override_internal): Likewise.
5960 (s390_option_override): Likewise.
5961 * config/sh/sh.c (sh_option_override): Likewise.
5962 (sh_builtin_saveregs): Likewise.
5963 (sh_fix_range): Likewise.
5964 * config/sh/vxworks.h: Likewise.
5965 * config/sparc/sparc.c (sparc_option_override): Likewise.
5966 * config/spu/spu.c (spu_option_override): Likewise.
5967 (fix_range): Likewise.
5968 * config/visium/visium.c (visium_option_override): Likewise.
5969 (visium_handle_interrupt_attr): Likewise.
5970 * config/xtensa/xtensa.c (xtensa_option_override): Likewise.
5971 * dbgcnt.c (dbg_cnt_set_limit_by_name): Likewise.
5972 (dbg_cnt_process_opt): Likewise.
5973 * dwarf2out.c (output_dwarf_version): Likewise.
5974 * except.c (expand_eh_return): Likewise.
5975 * gcc.c (defined): Likewise.
5976 (driver_handle_option): Likewise.
5977 (process_command): Likewise.
5978 (compare_files): Likewise.
5979 (driver::prepare_infiles): Likewise.
5980 (driver::do_spec_on_infiles): Likewise.
5981 (driver::maybe_run_linker): Likewise.
5982 * omp-offload.c (oacc_parse_default_dims): Likewise.
5983 * opts-global.c (handle_common_deferred_options): Likewise.
5984 * opts.c (parse_sanitizer_options): Likewise.
5985 (common_handle_option): Likewise.
5986 (enable_warning_as_error): Likewise.
5987 * passes.c (enable_disable_pass): Likewise.
5988 * plugin.c (parse_plugin_arg_opt): Likewise.
5989 (default_plugin_dir_name): Likewise.
5990 * targhooks.c (default_expand_builtin_saveregs): Likewise.
5991 (default_pch_valid_p): Likewise.
5992 * toplev.c (init_asm_output): Likewise.
5993 (process_options): Likewise.
5994 (toplev::run_self_tests): Likewise.
5995 * tree-cfg.c (verify_gimple_call): Likewise.
5996 * tree-inline.c (inline_forbidden_p_stmt): Likewise.
5997 (tree_inlinable_function_p): Likewise.
5998 * var-tracking.c (vt_find_locations): Likewise.
6000 2019-03-11 Andreas Krebbel <krebbel@linux.ibm.com>
6002 * config/s390/s390.c (s390_expand_builtin): Do the copy_to_reg not
6003 only on the else branch.
6005 2019-03-11 Martin Liska <mliska@suse.cz>
6007 * gcov.c (output_intermediate_json_line): Print function
6009 (output_json_intermediate_file): Add new argument.
6010 * doc/gcov.texi: Document the change.
6012 2019-03-11 Eric Botcazou <ebotcazou@adacore.com>
6014 PR rtl-optimization/89588
6015 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
6016 explicit unrolling factor more robust.
6018 2019-03-11 Richard Biener <rguenther@suse.de>
6020 PR tree-optimization/89649
6021 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
6022 * tree-vect-loop-manip.c (vect_do_peeling): Unset force_vectorize
6023 on the prolog and epilog loops.
6024 (vect_loop_versioning): Return copy of loop.
6025 * tree-vect-loop.c (vect_transform_loop): Unset force_vectorize
6026 on the non-vectorized version of the loop.
6028 2019-03-10 Uroš Bizjak <ubizjak@gmail.com>
6031 * config/i386/sse.md (*vec_extractv2di_0_sse):
6032 Add (=r,x) alternative and corresponding splitter.
6034 2019-03-10 Martin Jambor <mjambor@suse.cz>
6036 PR tree-optimization/85762
6037 PR tree-optimization/87008
6038 PR tree-optimization/85459
6039 * tree-sra.c (contains_vce_or_bfcref_p): New parameter, set the bool
6040 it points to if there is a type changing MEM_REF. Adjust all callers.
6041 (build_accesses_from_assign): Disable total scalarization if
6042 contains_vce_or_bfcref_p returns true through the new parameter, for
6045 2019-03-09 Jakub Jelinek <jakub@redhat.com>
6048 * attribs.c (handle_dll_attribute): Don't clear TREE_STATIC for
6049 dllimport on VAR_DECLs with RECORD_TYPE or UNION_TYPE DECL_CONTEXT.
6052 * common.opt (fdiagnostics-show-labels,
6053 fdiagnostics-show-line-numbers, fdiagnostics-format=,
6054 fdiagnostics-minimum-margin-width=, fgnat-encodings=, gas-loc-support,
6055 gas-locview-support, ginline-points, ginternal-reset-location-views):
6056 Terminate description text with a dot.
6057 * config/microblaze/microblaze.opt (mxl-prefetch): Likewise.
6058 * config/mcore/mcore.opt (m210, m340): Likewise.
6059 * config/epiphany/epiphany.opt (mprefer-short-insn-regs, mcmove,
6060 mnops=): Start description text with a capital letter.
6061 * config/arc/arc.opt (msize-level=): Likewise.
6062 * config/sh/sh.opt (minline-ic_invalidate): Likewise.
6063 * config/rs6000/sysv4.opt (mno-toc, mtoc, mno-traceback, mshlib,
6065 * config/ft32/ft32.opt (msim): Likewise.
6066 (mft32b, mcompress): Likewise. Terminate description text with a dot.
6067 (mnodiv, mnopm): Terminate description text with a dot.
6068 * config/c6x/c6x.opt (c6x_sdata): Terminate Enum description with
6070 * config/i386/i386.opt (prefer_vector_width, instrument_return):
6072 * config/rx/rx.opt (nofpu): Remove trailing spaces from description
6075 PR rtl-optimization/89634
6076 * cfgcleanup.c (thread_jump): Punt if registers mentioned in cond1
6077 are modified in BB_END (e->src) instruction.
6079 2019-03-08 David Malcolm <dmalcolm@redhat.com>
6082 * config/i386/i386.c (ix86_set_current_function): Make "sorry"
6083 messages more amenable to translation, and improve wording.
6085 2019-03-08 Bill Schmidt <wschmidt@linux.ibm.com>
6087 * config/rs6000/rs6000-p8swap.c (rs6000_analyze_swaps): Rebuild
6088 ud- and du-chains between phases.
6090 2019-03-08 Richard Sandiford <richard.sandiford@arm.com>
6093 * dwarf2cfi.c (dwarf2out_frame_debug_expr): Use CONST_POLY_INT
6094 instead of POLY_INT_CST.
6096 2019-03-08 Andre Vieira <andre.simoesdiasvieira@arm.com>
6098 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): Add TARGET_VFP_DOUBLE
6101 2019-03-08 Uroš Bizjak <ubizjak@gmail.com>
6106 * config/i386/emmintrin.h (_mm_loadu_si64): New intrinsic.
6107 (_mm_storeu_si64): Ditto.
6109 2019-03-08 Martin Liska <mliska@suse.cz>
6112 * config/i386/i386.c (ix86_option_override_internal): Disable
6113 jump tables when retpolines are used.
6115 2019-03-08 Jan Hubicka <hubicka@ucw.cz>
6118 * ipa-split.c (execute_split_functions): Do not split
6119 'noinline' or 'section' function.
6121 2019-03-08 Jakub Jelinek <jakub@redhat.com>
6124 * config/s390/s390.c (s390_const_operand_ok): Use %wu instead of
6125 HOST_WIDE_INT_PRINT_UNSIGNED and %wd instead of
6126 HOST_WIDE_INT_PRINT_DEC. Formatting fixes.
6129 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
6130 from diagnostics. Formatting fixes.
6133 * ipa-devirt.c (odr_types_equivalent_p): Fix grammar in
6134 warn_odr diagnostics.
6137 * lra-constraints.c (process_alt_operands): Avoid one space before
6138 " at the end of line and another after " on another line in a string
6140 * attribs.c (handle_dll_attribute): Likewise.
6141 * config/avr/avr-devices.c (avr_texinfo): Likewise.
6143 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Don't wrap
6144 warning_at or inform messages in G_() if there is no ?:.
6146 PR tree-optimization/89550
6147 * builtins.c (c_strlen): Only set TREE_NO_WARNING if warning_at
6148 returned true. Formatting fixes.
6149 (expand_builtin_strnlen): Formatting fixes.
6150 * tree-vrp.c (vrp_prop::check_mem_ref): Only set TREE_NO_WARNING
6151 if warning_at returned true.
6152 * tree-cfg.c (pass_warn_function_return::execute): Likewise.
6154 2019-03-08 Richard Biener <rguenther@suse.de>
6157 * cfgloop.h (struct loop): Add owned_clique field.
6158 * cfgloopmanip.c (copy_loop_info): Copy it.
6159 * tree-cfg.c (gimple_duplicate_bb): Do not remap owned_clique
6161 * tree-inline.c (copy_loops): Remap owned_clique.
6162 * lto-streamer-in.c (input_cfg): Stream owned_clique.
6163 * lto-streamer-out.c (output_cfg): Likewise.
6165 2019-03-08 Jakub Jelinek <jakub@redhat.com>
6168 * config/darwin.c: Include intl.h.
6169 (darwin_build_constant_cfstring): Improve i18n of diagnostics by not
6170 composing the message out of two separate parts.
6172 2019-03-07 Jakub Jelinek <jakub@redhat.com>
6175 * config/i386/i386.c (ix86_set_func_type): Make sure diagnostics
6176 doesn't start with a capital letter and doesn't end with a dot.
6177 (ix86_function_arg_boundary): Make sure diagnostics doesn't start
6178 with a capital letter.
6179 (ix86_mangle_function_version_assembler_name): Likewise.
6180 (ix86_generate_version_dispatcher_body): Likewise.
6181 (fold_builtin_cpu): Likewise.
6182 (get_builtin_code_for_version): Likewise. Remove extraneous space.
6183 (ix86_handle_interrupt_attribute): Make the diagnostics easier for
6184 translators, wrap full type name in %qs.
6186 PR translation/79999
6187 * gimplify.c (gimplify_omp_ordered): Reword diagnostics to talk about
6188 depend clause with source (or sink) modifier.
6189 * omp-expand.c (expand_omp_ordered_sink): Likewise.
6192 * config/i386/sse.md (avx512f_mov<ssescalarmodelower>_mask,
6193 *avx512f_load<mode>_mask, avx512f_store<mode>_mask): New define_insns.
6194 (avx512f_load<mode>_mask): New define_expand.
6195 * config/i386/i386-builtin.def (__builtin_ia32_loadsd_mask,
6196 __builtin_ia32_loadss_mask, __builtin_ia32_storesd_mask,
6197 __builtin_ia32_storess_mask, __builtin_ia32_movesd_mask,
6198 __builtin_ia32_movess_mask): New builtins.
6199 * config/i386/avx512fintrin.h (_mm_mask_load_ss, _mm_maskz_load_ss,
6200 _mm_mask_load_sd, _mm_maskz_load_sd, _mm_mask_move_ss,
6201 _mm_maskz_move_ss, _mm_mask_move_sd, _mm_maskz_move_sd,
6202 _mm_mask_store_ss, _mm_mask_store_sd): New intrinsics.
6204 2019-03-07 Martin Jambor <mjambor@suse.cz>
6207 * ipa-cp.c (perform_estimation_of_a_value): Account zero time benefit
6208 for extern inline functions.
6210 2019-03-07 Martin Jambor <mjambor@suse.cz>
6213 * cgraph.h (cgraph_node): New inline method former_thunk_p.
6214 * cgraph.c (cgraph_node::dump): Dump a note if node is a former thunk.
6215 (clone_of_p): Treat expanded thunks like thunks, be optimistic if they
6216 have multiple callees. At the end check if declarations match as
6217 opposed to cgraph_nodes.
6219 2019-03-07 Martin Liska <mliska@suse.cz>
6221 * cgraph.c (cgraph_node::verify_node): Verify with a neighbour
6222 which is equivalent to searching for this in clones chain.
6223 * symtab.c (symtab_node::verify_base): Similarly compare ASM
6224 names with a neighbour and special case first node in a chain.
6226 2019-01-25 Jason Merrill <jason@redhat.com>
6228 PR c++/80916 - spurious "static but not defined" warning.
6229 * gimple-fold.c (can_refer_decl_in_current_unit_p): Return false
6230 for an internal symbol with DECL_EXTERNAL.
6232 2019-04-07 Richard Biener <rguenther@suse.de>
6235 * cfgloopmanip.c (copy_loop_info): Copy forgotten fields.
6236 * tree-inline.c (copy_loops): Simplify.
6238 2019-03-07 Martin Liska <mliska@suse.cz>
6240 * dwarf2out.c (add_AT_vms_delta): Revert function removal.
6242 2019-03-07 Richard Biener <rguenther@suse.de>
6244 PR tree-optimization/89595
6245 * tree-ssa-dom.c (dom_opt_dom_walker::optimize_stmt): Take
6246 stmt iterator as reference, take boolean output parameter to
6247 indicate whether the stmt was removed and thus the iterator
6249 (dom_opt_dom_walker::before_dom_children): Re-iterate over
6250 stmts created by folding.
6252 2019-03-07 Jakub Jelinek <jakub@redhat.com>
6255 * doc/extend.texi (Basic Asm): Document qualifiers are not allowed
6258 2019-03-06 Peter Bergner <bergner@linux.ibm.com>
6260 PR rtl-optimization/88845
6261 * config/rs6000/rs6000.c (rs6000_emit_move_si_sf_subreg): Enable during
6263 * lra.c (remove_scratches_1): New function.
6264 (remove_scratches): Use it.
6265 (lra_emit_move): Likewise.
6267 2019-03-06 Claudiu Zissulescu <claziss@synopsys.com>
6269 * config/arc/arc-c.def (__ARC_UNALIGNED__): Set it on
6270 unaligned_access variable.
6271 * config/arc/arc.c (arc_override_options): Set unaligned access
6272 default on for HS CPUs.
6273 * config/arc/arc.h (STRICT_ALIGNMENT): Fix logic.
6275 2019-03-06 Martin Liska <mliska@suse.cz>
6277 PR gcov-profile/89577
6278 * doc/gcov.texi: Prefer to use --coverage.
6279 * doc/sourcebuild.texi: Likewise.
6281 2019-03-02 Jason Merrill <jason@redhat.com>
6283 PR c++/86485 - -Wmaybe-unused with empty class ?:
6284 * gimplify.c (gimplify_cond_expr): Use INIT_EXPR.
6286 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6289 * config/rs6000/t-linux (MULTIARCH_DIRNAME): Set to non-empty only
6293 * builtins.c (maybe_emit_free_warning): Punt if free doesn't have
6294 exactly one argument.
6296 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6297 Richard Sandiford <richard.sandiford@arm.com>
6299 PR tree-optimization/89570
6300 * match.pd (vec_cond into cond_op simplification): Don't use
6301 get_conditional_internal_fn, use as_internal_fn (cond_op).
6303 2019-03-05 Wilco Dijkstra <wdijkstr@arm.com>
6306 * config/arm/arm.md (movsi): Use targetm.cannot_force_const_mem
6307 to decide when to split off a non-zero offset from a symbol.
6308 * config/arm/arm.c (arm_cannot_force_const_mem): Disallow offsets
6309 in function symbols.
6311 2019-03-05 Richard Biener <rguenther@suse.de>
6313 PR tree-optimization/89594
6314 * tree-if-conv.c (pass_if_conversion::execute): Handle
6315 case where .LOOP_VECTORIZED_FUNCTION was removed.
6317 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6320 * fold-const.c (fold_checksum_tree): Don't use fixed size buffer,
6321 instead alloca it only when needed with the needed size.
6323 PR tree-optimization/89570
6324 * match.pd (vec_cond into cond_op simplification): Guard with
6325 vectorized_internal_fn_supported_p test and #if GIMPLE.
6327 PR tree-optimization/89566
6328 * gimple-ssa-sprintf.c (sprintf_dom_walker::handle_gimple_call):
6329 Set info.fncode to BUILT_IN_NONE if gimple_call_builtin_p failed.
6330 Punt if get_user_idx_format succeeds, but idx_format argument is
6331 not provided or doesn't have pointer type, or if idx_args is above
6332 number of provided arguments.
6334 2019-03-04 Wilco Dijkstra <wdijkstr@arm.com>
6336 PR tree-optimization/89437
6337 * match.pd: Use lt in sin(atan(x)) and cos(atan(x)) simplifications.
6339 2019-03-04 Richard Biener <rguenther@suse.de>
6342 * tree-scalar-evolution.c: (get_loop_exit_condition): Use
6345 2019-03-04 Bin Cheng <bin.cheng@linux.alibaba.com>
6347 PR tree-optimization/89487
6348 * tree-loop-distribution.c (has_nonaddressable_dataref_p): New.
6349 (create_rdg_vertices): Compute has_nonaddressable_dataref_p.
6350 (distribute_loop): Don't do runtime alias check if there is non-
6351 addressable data reference.
6352 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Check if VAR_DECL
6353 is a register variable.
6355 2019-03-02 Jakub Jelinek <jakub@redhat.com>
6358 * config/arm/arm.md (cmpsi2_addneg): Use
6359 trunc_int_for_mode (-INTVAL (...), SImode) instead of -INTVAL (...).
6360 If operands[2] is 0 or INT_MIN, force use of subs.
6361 (*compare_scc splitter): Use gen_int_mode.
6362 (*negscc): Likewise.
6363 * config/arm/thumb2.md (*thumb2_negscc): Likewise.
6365 2019-03-01 Kito Cheng <kito.cheng@gmail.com>
6366 Monk Chiang <sh.chiang04@gmail.com>
6368 * common/config/riscv/riscv-common.c: Include sstream.
6369 (riscv_subset_list::to_string): New.
6370 (riscv_arch_str): Likewise.
6371 * config.gcc (riscv*-*-*): Handle --with-riscv-attribute=
6373 * config/riscv/riscv-protos.h (riscv_arch_str): New.
6374 * config/riscv/riscv.c (INCLUDE_STRING): Defined.
6375 (riscv_emit_attribute): New.
6376 (riscv_file_start): Emit attribute if needed.
6377 (riscv_option_override): Init riscv_emit_attribute_p.
6378 * config/riscv/riscv.opt (mriscv-attribute): New option.
6379 * configure.ac (riscv*-*-*): Check binutils is supporting ELF
6381 * doc/install.texi: Document --with-riscv-attribute.
6382 * doc/invoke.texi: Document -mriscv-attribute.
6384 * common/config/riscv/riscv-common.c:
6385 Include config/riscv/riscv-protos.h.
6386 (INCLUDE_STRING): Defined.
6387 (RISCV_DONT_CARE_VERSION): Defined.
6388 (riscv_subset_t): Declare.
6389 (riscv_subset_t::riscv_subset_t): New.
6390 (riscv_subset_list): Declare.
6391 (riscv_subset_list::riscv_subset_list): New.
6392 (riscv_subset_list::~riscv_subset_list): Likewise.
6393 (riscv_subset_list::parsing_subset_version): Likewise.
6394 (riscv_subset_list::parse_std_ext): Likewise.
6395 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
6396 (riscv_subset_list::add): Likewise.
6397 (riscv_subset_list::lookup): Likewise.
6398 (riscv_subset_list::xlen): Likewise.
6399 (riscv_subset_list::parse): Likewise.
6400 (riscv_supported_std_ext): Likewise.
6401 (current_subset_list): Likewise.
6402 (riscv_parse_arch_string): Using riscv_subset_list::parse to
6405 2019-03-01 Segher Boessenkool <segher@kernel.crashing.org>
6407 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
6408 rs6000_dejagnu_cpu_index is set, use that to override rs6000_cpu_index.
6409 * config/rs6000/rs6000.opt (mdejagnu-cpu=): New option.
6411 2019-03-01 Alexander Monakov <amonakov@ispras.ru>
6413 PR rtl-optimization/85899
6414 * haifa-sched.c (find_fallthru_edge_from): Relax assert to account for
6415 fallthru edges leading to the exit block.
6417 2019-03-01 Tamar Christina <tamar.christina@arm.com>
6420 * config/aarch64/aarch64-option-extensions.def (fp, simd, crypto, fp16,
6421 rdma, dotprod, sha2, sha3, sm4, fp16fml, sve): Collapse line.
6423 2019-03-01 Richard Sandiford <richard.sandiford@arm.com>
6425 PR tree-optimization/89535
6426 * tree-vect-stmts.c (vectorizable_call): Record the vector types
6427 for each operand. Calculate the fallback choice for mask operands
6428 and pass it to vect_get_vec_def_for_operand.
6430 2019-03-01 Richard Biener <rguenther@suse.de>
6433 * tree-ssa-operands.c (add_stmt_operand): CONST_DECL may
6434 get virtual operands.
6435 (get_expr_operands): Handle CONST_DECL like other decls.
6437 2019-03-01 Jakub Jelinek <jakub@redhat.com>
6440 * fold-const.c (fold_checksum_tree): Ignore TREE_NO_WARNING bit
6441 on DECL_P and EXPR_P.
6443 2019-03-01 Richard Biener <rguenther@suse.de>
6446 * tree-cfgcleanup.h (cleanup_tree_cfg): Add SSA update flags
6447 argument, defaulted to zero.
6448 * passes.c (execute_function_todo): Pass down SSA update flags
6449 to cleanup_tree_cfg.
6450 * tree-cfgcleanup.c: Include tree-into-ssa.h and tree-cfgcleanup.h.
6451 (cleanup_tree_cfg_noloop): After cleanup_control_flow_pre update SSA
6453 (cleanup_tree_cfg): Get and pass down SSA update flags.
6455 2019-03-01 Jakub Jelinek <jakub@redhat.com>
6458 * dwarf2out.c (output_comdat_type_unit): Add ATTRIBUTE_UNUSED to
6459 early_lto_debug argument.
6461 2019-02-28 Eric Botcazou <ebotcazou@adacore.com>
6463 PR tree-optimization/89536
6464 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_NOT_EXPR>: Test
6465 only whether bit #0 of the value is 0 instead of the entire value.
6467 2019-02-28 Marek Polacek <polacek@redhat.com>
6469 PR c++/87068 - missing diagnostic with fallthrough statement.
6470 * gimplify.c (expand_FALLTHROUGH_r): If IFN_FALLTHROUGH was found
6471 at the end of a seq, save its location to walk_stmt_info.
6472 (expand_FALLTHROUGH): Warn if IFN_FALLTHROUGH is at the end of
6475 2019-02-28 Jan Hubicka <hubicka@ucw.cz>
6478 * tree.c (find_atomic_core_type): Move ahead in file.
6479 (check_base_type): Correctly compare alignments of atomic types.
6481 2019-02-28 H.J. Lu <hongjiu.lu@intel.com>
6484 * config/i386/i386.c (get_builtin_code_for_version): Identify
6485 Westmere from PCLMUL, instead of AES.
6487 2019-02-28 Jakub Jelinek <jakub@redhat.com>
6490 * config/arm/arm.md (*subsi3_carryin_compare_const): Use
6491 trunc_int_for_mode (-INTVAL (...), SImode), just instead of
6494 2019-02-28 Tamar Christina <tamar.christina@arm.com>
6497 * config/aarch64/aarch64-option-extensions.def: Document it.
6498 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Skip feature
6501 2019-02-28 Jakub Jelinek <jakub@redhat.com>
6504 * convert.c (convert_to_real_1, convert_to_integer_1): Punt for
6505 builtins if they don't have a single scalar floating point argument.
6508 2019-02-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
6510 PR rtl-optimization/89490
6511 * varasm.c (get_block_for_section): Bail out for mergeable sections.
6512 (default_use_anchors_for_symbol_p, output_object_block): Assert the
6513 block section is not mergeable.
6515 2019-02-27 Jakub Jelinek <jakub@redhat.com>
6518 * config/arm/arm.md (arm_casesi_internal): New define_expand. Rename
6519 old define_insn to ...
6520 (*arm_casesi_internal): ... this. Add mode to LABEL_REFs.
6521 * config/arm/thumb2.md (thumb2_casesi_internal): New define_expand.
6522 Rename old define_insn to ...
6523 (*thumb2_casesi_internal): ... this. Add mode to LABEL_REFs.
6524 (thumb2_casesi_internal_pic): New define_expand. Rename old
6526 (*thumb2_casesi_internal_pic): ... this. Add mode to LABEL_REFs.
6527 * config/aarch64/aarch64.md (casesi): Create the casesi_dispatch
6528 MEM manually here, set MEM_READONLY_P and MEM_NOTRAP_P on it.
6530 2019-02-27 Richard Biener <rguenther@suse.de>
6533 * dwarf2out.c (use_debug_types): Disable when in_lto_p.
6535 2019-02-27 Richard Biener <rguenther@suse.de>
6537 * passes.c (should_skip_pass_p): Do not skip cgraph-edge
6540 2019-02-27 Richard Biener <rguenther@suse.de>
6543 * dwarf2out.c (output_comdat_type_unit): Add early_lto_debug
6544 parameter, prefix section name with .gnu.debuglto_ if true.
6545 (dwarf2out_finish): Pass false to output_comdat_type_unit.
6546 (dwarf2out_early_finish): Pass true to output_comdat_type_unit.
6548 2019-02-27 Richard Biener <rguenther@suse.de>
6551 * dwarf2out.c (size_of_die): Key on AT_ref (a)->comdat_type_p
6552 rather than on use_debug_types, doing what output_die does.
6553 (value_format): Likewise.
6555 2019-02-27 Martin Jambor <mjambor@suse.cz>
6556 Martin Sebor <msebor@redhat.com>
6558 * doc/invoke.texi (Warning Options): Reword description of
6559 -Wno-absolute-value.
6561 2019-02-27 Jakub Jelinek <jakub@redhat.com>
6563 PR tree-optimization/89280
6564 * tree-cfgcleanup.c (maybe_dead_abnormal_edge_p,
6565 builtin_setjmp_setup_bb): New functions.
6566 (cleanup_control_flow_pre): Ignore maybe_dead_abnormal_edge_p edges.
6567 When visiting __builtin_setjmp_setup block, queue in special
6568 setjmp_vec vector edges from .ABNORMAL_DISPATCHER to corresponding
6569 __builtin_setjmp_receiver. Remove .ABNORMAL_DISPATCHER basic blocks
6570 from visited after the loop if they don't have any visited successor
6573 2018-02-26 Steve Ellcey <sellcey@marvell.com>
6575 * config/aarch64/aarch64.c (aarch64_get_multilib_abi_name):
6577 (TARGET_GET_MULTILIB_ABI_NAME): New macro.
6579 2019-02-26 Jakub Jelinek <jakub@redhat.com>
6582 * tree.c (valid_constant_size_p): Deal with size INTEGER_CSTs
6583 with types other than sizetype/ssizetype.
6585 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
6587 * config/sparc/sparc-opts.h (enum processor_type): Rename to...
6588 (enum sparc_processor_type): ...this.
6589 (enum sparc_code_model_type): New enumeration type.
6590 (enum sparc_memory_model_type): Tweak comments.
6591 * config/sparc/sparc.opt (mcpu): Adjust to above renaming.
6593 (mcmodel): Use sparc_code_model enumeration and variable.
6594 (sparc_code_model): New enumeration.
6595 (mdebug): Add Undocumented marker.
6596 * config/sparc/sparc.h (enum cmodel): Delete.
6597 (sparc_cmodel): Likewise.
6598 (TARGET_CM_MEDLOW): Adjust to above renaming.
6599 (TARGET_CM_MEDMID): Likewise.
6600 (TARGET_CM_MEDANY): Likewise.
6601 (TARGET_CM_EMBMEDANY): Likewise.
6602 * config/sparc/sparc.c (sparc_cmodel): Delete.
6603 (sparc_option_override): Remove string/value mapping support for the
6604 code model. Move code and memory model support to after the handling
6605 of target flags. Do private machine setup last.
6606 (sparc_emit_set_symbolic_const64): Use sparc_code_model.
6607 (sparc_legitimize_reload_address): Likewise.
6608 (sparc_output_mi_thunk): Likewise.
6609 * config/sparc/sparc.md (cpu): Adjust comment to above renaming.
6611 2019-02-26 Jakub Jelinek <jakub@redhat.com>
6613 PR tree-optimization/89500
6614 * tree-ssa-strlen.c (stridx_strlenloc): Adjust comment.
6615 (handle_builtin_strlen): Remove noncst_bound variable. Always
6616 optimize strnlen (x, 0) to 0. Optimize strnlen (x, cst) to
6617 cst if the first cst bytes starting at x are known to be non-zero,
6618 even if the string is not zero terminated. Don't try to modify
6619 *si for strnlen. Update strlen_to_stridx only for strlen or if
6620 we can prove strnlen returns the same value as strlen would.
6622 2019-02-26 Martin Liska <mliska@suse.cz>
6624 * alloc-pool.h (struct pool_usage): Remove extra
6626 * bitmap.h (struct bitmap_usage): Likewise.
6627 * ggc-common.c (struct ggc_usage): Likewise.
6628 * mem-stats.h (struct mem_usage): Likewise.
6629 (mem_alloc_description::dump): Print dash lines
6630 here and repeat header at the end of a table report.
6631 It's then more readable.
6632 * tree-phinodes.c (phinodes_print_statistics): Make
6633 horizontal alignment.
6634 * tree-ssanames.c (ssanames_print_statistics): Likewise.
6635 * vec.c (struct vec_usage): Remove extra print_dash_line.
6636 * vec.h (vec_safe_grow_cleared): Pass PASS_MEM_STAT.
6638 2019-02-26 Uroš Bizjak <ubizjak@gmail.com>
6640 * doc/extend.texi (__builtin_object_size):
6641 Use @pxref instead of @xref inside parenthesis.
6642 (__builtin_has_attribute): Add missing comma after @xref.
6643 (__builtin_object_size): Ditto.
6644 * doc/md.texi (cond_*{mode}): Use @samp instead of @var around op1[i].
6645 * fortran/invoke.texi (-ffpe-trap): Use @var for every item
6648 2019-02-26 Jeff Law <law@redhat.com>
6650 PR rtl-optimization/87761
6651 * regcprop.c (copyprop_hardreg_forward_1): Use REG_UNUSED notes to
6652 detect obviously dead insns and delete them.
6654 2019-02-26 Richard Biener <rguenther@suse.de>
6656 PR tree-optimization/89505
6657 * tree-ssa-structalias.c (compute_dependence_clique): Make sure
6658 to handle restrict pointed-to vars with multiple subvars
6661 2019-02-26 Richard Biener <rguenther@suse.de>
6663 PR tree-optimization/89489
6664 * tree-parloops.c (create_loop_fn): Copy over last_clique.
6666 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
6668 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_IOR_EXPR>: Fix
6669 and move around comment.
6670 <BIT_AND_EXPR>: Likewise.
6671 <BIT_NOT_EXPR>: Add specific handling for boolean types.
6673 2019-02-26 Jakub Jelinek <jakub@redhat.com>
6676 * config/i386/i386.c (remove_partial_avx_dependency): Call
6677 df_analyze etc. before creation of the v4sf_const0 pseudo, rather than
6678 after changing possibly many instructions to use that pseudo. Fix up
6679 insertion of v4sf_const0 setter at the start of bb.
6681 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
6684 * doc/extend.texi (Variadic Pointer Args): New section.
6686 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
6687 Martin Sebor <msebor@gmail.com>
6689 * common.opt (Wattribute-alias): Likewise.
6690 * doc/invoke.texi (Option Summary): List general form of
6691 -Wattribute-alias=. List positive form of -Wmissing-attributes.
6692 (-Wmissing-attributes): Invert entry, rewrite and correct default.
6693 Add cross-references.
6694 (-Wattribute-alias): Rewrite and correct default. Mention
6695 considered attributes (same as for -Wmissing-attributes).
6697 2019-02-25 Paul A. Clarke <pc@us.ibm.com>
6699 * config/rs6000/emmintrin.h (_mm_cvtpd_epi32): Fix big endian.
6700 (_mm_cvtpd_ps): Likewise.
6701 (_mm_cvttpd_epi32): Likewise.
6704 * config/rs6000/xmmintrin.h (_mm_cvtss_f32): Fix type mismatch.
6705 (_mm_cvt_ss2si): Fix type mismatch and 32-bit.
6708 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Fix 32-bit.
6710 2019-02-25 Tamar Christina <tamar.christina@arm.com>
6713 * common/config/aarch64/aarch64-common.c
6714 (struct aarch64_option_extension): Add is_synthetic.
6715 (all_extensions): Use it.
6716 (TARGET_OPTION_INIT_STRUCT): Define hook.
6717 (struct gcc_targetm_common): Moved to end.
6718 (all_extensions_by_on): New.
6719 (opt_ext_cmp, typedef opt_ext): New.
6720 (aarch64_option_init_struct): New.
6721 (aarch64_contains_opt): New.
6722 (aarch64_get_extension_string_for_isa_flags): Output smallest set.
6723 * config/aarch64/aarch64-option-extensions.def
6724 (AARCH64_OPT_EXTENSION): Explicitly include AES and SHA2 in crypto.
6725 (fp, simd, crc, lse, fp16, rcpc, rdma, dotprod, aes, sha2, sha3,
6726 sm4, fp16fml, sve, profile, rng, memtag, sb, ssbs, predres):
6727 Set is_synthetic to false.
6728 (crypto): Set is_synthetic to true.
6729 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Add
6732 2019-02-25 Tamar Christina <tamar.christina@arm.com>
6734 * config/arm/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
6735 vfmlal_high_u32, vfmlsl_high_u32, vfmlalq_low_u32, vfmlslq_low_u32,
6736 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
6737 vfmlal_lane_high_u32, vfmlalq_laneq_low_u32, vfmlalq_lane_low_u32,
6738 vfmlal_laneq_low_u32, vfmlalq_laneq_high_u32, vfmlalq_lane_high_u32,
6739 vfmlal_laneq_high_u32, vfmlsl_lane_low_u32, vfmlsl_lane_high_u32,
6740 vfmlslq_laneq_low_u32, vfmlslq_lane_low_u32, vfmlsl_laneq_low_u32,
6741 vfmlslq_laneq_high_u32, vfmlslq_lane_high_u32, vfmlsl_laneq_high_u32):
6743 (vfmlal_low_f16, vfmlsl_low_f16, vfmlal_high_f16, vfmlsl_high_f16,
6744 vfmlalq_low_f16, vfmlslq_low_f16, vfmlalq_high_f16, vfmlslq_high_f16,
6745 vfmlal_lane_low_f16, vfmlal_lane_high_f16, vfmlalq_laneq_low_f16,
6746 vfmlalq_lane_low_f16, vfmlal_laneq_low_f16, vfmlalq_laneq_high_f16,
6747 vfmlalq_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_lane_low_f16,
6748 vfmlsl_lane_high_f16, vfmlslq_laneq_low_f16, vfmlslq_lane_low_f16,
6749 vfmlsl_laneq_low_f16, vfmlslq_laneq_high_f16, vfmlslq_lane_high_f16,
6750 vfmlsl_laneq_high_f16): ... To this.
6751 * config/arm/neon.md: Update comments.
6753 2019-02-25 Tamar Christina <tamar.christina@arm.com>
6755 * config/aarch64/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
6756 vfmlalq_low_u32, vfmlslq_low_u32, vfmlal_high_u32, vfmlsl_high_u32,
6757 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
6758 vfmlsl_lane_low_u32, vfmlal_laneq_low_u32, vfmlsl_laneq_low_u32,
6759 vfmlalq_lane_low_u32, vfmlslq_lane_low_u32, vfmlalq_laneq_low_u32,
6760 vfmlslq_laneq_low_u32, vfmlal_lane_high_u32, vfmlsl_lane_high_u32,
6761 vfmlal_laneq_high_u32, vfmlsl_laneq_high_u32, vfmlalq_lane_high_u32,
6762 vfmlslq_lane_high_u32, vfmlalq_laneq_high_u32, vfmlslq_laneq_high_u32):
6764 (vfmlal_low_f16, vfmlsl_low_f16, vfmlalq_low_f16, vfmlslq_low_f16,
6765 vfmlal_high_f16, vfmlsl_high_f16, vfmlalq_high_f16, vfmlslq_high_f16,
6766 vfmlal_lane_low_f16, vfmlsl_lane_low_f16, vfmlal_laneq_low_f16,
6767 vfmlsl_laneq_low_f16, vfmlalq_lane_low_f16, vfmlslq_lane_low_f16,
6768 vfmlalq_laneq_low_f16, vfmlslq_laneq_low_f16, vfmlal_lane_high_f16,
6769 vfmlsl_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_laneq_high_f16,
6770 vfmlalq_lane_high_f16, vfmlslq_lane_high_f16, vfmlalq_laneq_high_f16,
6771 vfmlslq_laneq_high_f16): ... To this.
6773 2019-02-25 Alexander Monakov <amonakov@ispras.ru>
6775 PR rtl-optimization/86096
6776 * df-scan.c (df_mw_compare): Do not check mw_reg fields when
6777 comparing mw_order values.
6779 2019-02-25 Jakub Jelinek <jakub@redhat.com>
6782 * config/arm/arm.md (*subsi3_carryin_const): Use
6783 arm_neg_immediate_operand predicate instead of
6784 arm_not_immediate_operand, "L" constraint instead of "K" and
6785 print it using %n2 instead of %B2.
6786 (*subsi3_carryin_const0): New define_insn.
6787 (*subsi3_carryin_compare_const): Use const_int_I_operand predicate
6788 instead of arm_not_operand and "I" constraint instead of "K" and
6789 print it using %n3 instead of %B2. Instead of using match_dup 2 add
6790 another match_operand and in the condition check that it is negation
6792 (*subsi3_carryin_compare_const0): New define_ins.
6793 (*subdi_di_zesidi): Adjust to use *subsi3_carryin_const0 instead of
6794 *subsi3_carryin_const.
6795 (*arm_cmpdi_insn): Fix splitting into *subsi3_carryin_compare_const,
6796 split into *subsi3_carryin_compare_const0 if the highpart is zero.
6799 * config/arm.vfp.md (*negdf2_vfp): Use
6800 gen_int_mode (0x80000000, SImode) instead of GEN_INT (0x80000000).
6801 * config/arm/neon.md (neon_copysignf<mode>): Likewise.
6803 2019-02-24 Jakub Jelinek <jakub@redhat.com>
6805 PR rtl-optimization/89445
6806 * simplify-rtx.c (simplify_ternary_operation): Don't use
6807 simplify_merge_mask on operands that may trap.
6808 * rtlanal.c (may_trap_p_1): Use FLOAT_MODE_P instead of
6809 SCALAR_FLOAT_MODE_P checks. For integral division by zero, if
6810 second operand is CONST_VECTOR, check if any element could be zero.
6811 Don't expect traps for VEC_{MERGE,SELECT,CONCAT,DUPLICATE} unless
6812 their operands can trap.
6814 2019-02-23 Martin Sebor <msebor@redhat.com>
6816 * gimple-ssa-sprintf.c (target_strtol): Rename...
6817 (target_strtohwi): ...to this. Handle values up to HOST_WIDE_INT_MAX.
6818 (parse_directive): Adjust to name change. Use HOST_WIDE_INT_MAX to
6819 check for range error.
6821 2019-02-23 H.J. Lu <hongjiu.lu@intel.com>
6824 * opts-common.c (prune_options): Also prune joined switches
6825 with Negative and RejectNegative.
6826 * config/i386/i386.opt (march=): Add Negative(march=).
6827 (mtune=): Add Negative(mtune=).
6828 * doc/options.texi: Document Negative used together with Joined
6831 2019-02-22 Martin Sebor <msebor@redhat.com>
6833 * doc/extend.texi (Other Builtins): Add
6834 __builtin_is_constant_evaluated.
6836 2019-02-22 Richard Biener <rguenther@suse.de>
6838 PR tree-optimization/87609
6839 * tree-cfg.c (gimple_duplicate_bb): Only remap inlined cliques.
6841 2019-02-22 Jeff Law <law@redhat.com>
6843 PR rtl-optimization/87761
6844 * config/mips/mips.md: Add new combiner pattern to recognize
6845 a bitfield extraction using (ashiftrt (truncate (ashift (...)))).
6847 2019-02-22 Matthew Malcomson <matthew.malcomson@arm.com>
6850 * config/aarch64/aarch64.md: Use aarch64_general_reg predicate on
6851 destination register in peepholes generating patterns for ADDS/SUBS.
6852 (add<mode>3_compare0,
6853 *addsi3_compare0_uxtw, add<mode>3_compareC,
6854 add<mode>3_compareV_imm, add<mode>3_compareV,
6855 *adds_<optab><ALLX:mode>_<GPI:mode>,
6856 *subs_<optab><ALLX:mode>_<GPI:mode>,
6857 *adds_<optab><ALLX:mode>_shift_<GPI:mode>,
6858 *subs_<optab><ALLX:mode>_shift_<GPI:mode>,
6859 *adds_<optab><mode>_multp2, *subs_<optab><mode>_multp2,
6860 *sub<mode>3_compare0, *subsi3_compare0_uxtw,
6861 sub<mode>3_compare1): Allow stack pointer for source register.
6862 * config/aarch64/predicates.md (aarch64_general_reg): New predicate.
6864 2019-02-22 Martin Sebor <msebor@redhat.com>
6866 PR tree-optimization/88993
6867 PR tree-optimization/88853
6868 * gimple-ssa-sprintf.c (sprintf_dom_walker::call_info::is_file_func):
6870 (sprintf_dom_walker::call_info::is_string_func): New helper.
6871 (format_directive): Only issue "may exceed" 4095/INT_MAX warnings
6872 for formatted string functions.
6873 (sprintf_dom_walker::handle_gimple_call): Fix a typo in a comment.
6875 2019-02-22 Martin Sebor <msebor@redhat.com>
6878 * c-parser.c (sizeof_ptr_memacc_comptypes): Avoid warning in
6879 unreachable subexpressions.
6881 2019-02-22 H.J. Lu <hongjiu.lu@intel.com>
6882 Hongtao Liu <hongtao.liu@intel.com>
6883 Sunil K Pandey <sunil.k.pandey@intel.com>
6886 * config/i386/i386-passes.def: Add
6887 pass_remove_partial_avx_dependency.
6888 * config/i386/i386-protos.h
6889 (make_pass_remove_partial_avx_dependency): New.
6890 * config/i386/i386.c (make_pass_remove_partial_avx_dependency):
6892 (pass_data_remove_partial_avx_dependency): New.
6893 (pass_remove_partial_avx_dependency): Likewise.
6894 (make_pass_remove_partial_avx_dependency): Likewise.
6895 * config/i386/i386.md (avx_partial_xmm_update): New attribute.
6896 (*extendsfdf2): Add avx_partial_xmm_update.
6897 (truncdfsf2): Likewise.
6898 (*float<SWI48:mode><MODEF:mode>2): Likewise.
6899 (SF/DF conversion splitters): Disabled for TARGET_AVX.
6901 2019-02-22 Aldy Hernandez <aldyh@redhat.com>
6904 * gimple-ssa-sprintf.c (pass_sprintf_length::execute): Enable loop
6907 2019-02-22 Thiago Macieira <thiago.macieira@intel.com>
6910 * config/i386/i386.h (PTA_WESTMERE): Remove PTA_AES.
6911 (PTA_SKYLAKE): Add PTA_AES.
6912 (PTA_GOLDMONT): Likewise.
6914 2019-02-22 Sudakshina Das <sudi.das@arm.com>
6916 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Add bti
6917 instruction if enabled.
6918 (aarch64_override_options): Remove reference to return address key.
6920 2019-02-22 Richard Biener <rguenther@suse.de>
6922 PR tree-optimization/89440
6923 * tree-vect-loop.c (vect_create_epilog_for_reduction): Remove
6924 not necessary assert.
6926 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
6929 * omp-general.c (oacc_replace_fn_attrib): Mostly split out into...
6930 (oacc_replace_fn_attrib_attr): ... this new function.
6931 * omp-general.h (oacc_replace_fn_attrib_attr): New prototype.
6932 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Revert workaround.
6934 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6936 * config/arm/arm-cpus.in (ares): Rename to...
6937 (neoverse-n1): ... This. Add ares as alias.
6938 * config/arm/arm-tables.opt: Regenerate.
6939 * config/arm/arm-tune.md: Likewise.
6940 * doc/invoke.txt (ARM Options): Document neoverse-n1.
6942 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6944 * config/aarch64/aarch64-cores.def (neoverse-e1): Define.
6945 * config/aarch64/aarch64-tune.md: Regenerate.
6946 * doc/invoke.texi (AArch64 Options): Document neoverse-e1 -mcpu option.
6948 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6950 * config/aarch64/aarch64.c (ares_tunings): Rename to...
6951 (neoversen1_tunings): ... This.
6952 * config/aarch64/aarch64-cores.def (ares): Change tuning to the above.
6953 (neoverse-n1): New CPU.
6954 * config/aarch64/aarch64-tune.md: Regenerate.
6955 * doc/invoke.txt (AArch64 Options): Document neoverse-n1.
6957 2019-02-22 Richard Biener <rguenther@suse.de>
6960 * cfghooks.h (dependence_hash): New typedef.
6961 (struct copy_bb_data): New type.
6962 (cfg_hooks::duplicate_block): Adjust to take a copy_bb_data argument.
6963 (duplicate_block): Likewise.
6964 * cfghooks.c (duplicate_block): Pass down copy_bb_data.
6965 (copy_bbs): Create and pass down copy_bb_data.
6966 * cfgrtl.c (cfg_layout_duplicate_bb): Adjust.
6967 (rtl_duplicate_bb): Likewise.
6968 * tree-cfg.c (gimple_duplicate_bb): If the copy_bb_data arg is not NULL
6969 remap dependence info.
6971 2019-02-22 Richard Biener <rguenther@suse.de>
6973 PR tree-optimization/87609
6974 * tree-core.h (tree_base): Document special clique values.
6975 * tree-inline.c (remap_dependence_clique): Do not use the
6976 special clique value of one.
6977 (maybe_set_dependence_info): Use clique one.
6978 (clear_dependence_clique): New callback.
6979 (compute_dependence_clique): Clear clique one from all refs
6980 before assigning it (again).
6982 2019-02-21 Martin Sebor <msebor@redhat.com>
6984 * doc/extend.texi (__clear_cache): Correct signature.
6986 2019-02-21 Ian Lance Taylor <iant@golang.org>
6989 * varasm.c (decode_addr_const): Call lookup_constant_def rather
6990 than output_constant_def.
6991 (add_constant_to_table): New static function.
6992 (output_constant_def): Call add_constant_to_table.
6993 (tree_output_constant_def): Likewise.
6995 2019-02-21 Jakub Jelinek <jakub@redhat.com>
6998 * builtins.c (fold_builtin_arith_overflow): If first two args are
6999 INTEGER_CSTs, set intres and ovfres to constants rather than calls
7002 2019-02-21 H.J. Lu <hongjiu.lu@intel.com>
7005 * config/i386/i386.c (ix86_set_indirect_branch_type): Issue an
7006 error for -mindirect-branch/-mfunction-return with incompatible
7009 2019-02-21 Jakub Jelinek <jakub@redhat.com>
7012 * constraints.md (q): Remove.
7013 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use rk constraint
7016 2019-02-21 Martin Jambor <mjambor@suse.cz>
7019 * omp-general.c (omp_extract_for_data): Removed a duplicate call
7020 to omp_adjust_for_condition, moved NE_EXPR code_cond processing...
7021 (omp_adjust_for_condition): ...here. Added necessary parameters.
7022 * omp-general.h (omp_adjust_for_condition): Updated declaration.
7023 * omp-grid.c (grid_attempt_target_gridification): Adjust to pass
7024 proper values to new parameters of omp_adjust_for_condition.
7026 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7029 * expr.c (expand_assignment): If result is a MEM, use change_address
7030 instead of simplify_gen_subreg.
7032 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7033 David Malcolm <dmalcolm@redhat.com>
7036 * fold-const.c (decode_field_reference): Return NULL_TREE if
7037 lang_hooks.types.type_for_size returns NULL. Check it before
7038 overwriting *exp_. Use return NULL_TREE instead of return 0.
7040 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7044 * toplev.c (do_compile): Double the emin/emax exponents to workaround
7047 2019-02-20 Uroš Bizjak <ubizjak@gmail.com>
7050 * config/i386/i386.c (ix86_atomic_assign_expand_fenv): Check
7051 TARGET_SSE in addition to TARGET_SSE_MATH.
7053 (ix86_excess_precision): Ditto.
7054 (ix86_float_exceptions_rounding_supported_p): Ditto.
7055 (use_rsqrt_p): Ditto.
7056 * config/i386/sse.md (rsqrt<mode>2): Ditto.
7058 2019-02-20 David Malcolm <dmalcolm@redhat.com>
7061 * diagnostic-show-locus.c (layout::calculate_line_spans): Use
7062 linenum_arith_t when determining if two adjacent line spans are
7063 close enough to merge.
7064 (diagnostic_show_locus): Use linenum_arith_t when iterating over
7065 lines within each line_span.
7067 2019-02-20 Andre Vieira <andre.simoesdiasvieira@arm.com>
7070 * lra-constraints.c(uses_hard_regs_p): Fix handling of
7071 paradoxical SUBREGS.
7073 2019-02-20 Li Jia He <helijia@linux.ibm.com>
7076 * gcc/config/rs6000/rs6000.c (rs6000_gimple_fold_builtin)
7077 <case ALTIVEC_BUILTIN_VSPLTISB, ALTIVEC_BUILTIN_VSPLTISH,
7078 ALTIVEC_BUILTIN_VSPLTISW>: Don't convert the operand before
7081 2019-02-19 Jonathan Wakely <jwakely@redhat.com>
7083 * config/gcn/gcn.c (print_operand): Fix typo.
7085 2019-02-19 Richard Biener <rguenther@suse.de>
7088 * toplev.c (do_compile): Initialize mpfr's exponent range
7089 based on available float modes.
7091 2019-02-19 Eric Botcazou <ebotcazou@adacore.com>
7093 * rtlanal.c (get_initial_register_offset): Fall back to the estimate
7094 as long as the epilogue isn't completed.
7096 2019-02-18 Martin Sebor <msebor@redhat.com>
7098 * doc/cpp.texi (Conditional syntax): Add __has_attribute,
7099 __has_cpp_attribute, and __has_include.
7101 2019-02-18 Martin Sebor <msebor@redhat.com>
7103 * doc/invoke.texi (-Wreturn-type): Correct and expand.
7105 2019-02-18 Martin Sebor <msebor@redhat.com>
7108 * tree.c (valid_constant_size_p): Avoid assuming size is a constant
7110 * tree.h (cst_size_error): Add the cst_size_not_constant enumerator.
7112 2019-02-18 Richard Biener <rguenther@suse.de>
7114 PR tree-optimization/89296
7115 * tree-ssa-loop-ch.c (ch_base::copy_headers): Restrict setting
7116 of no-warning flag to cases that might emit the bogus warning.
7118 2019-02-18 Jakub Jelinek <jakub@redhat.com>
7121 * config/arm/arm.md (*arm_movdi, *movdf_soft_insn): Use "r" instead of
7123 * config/arm/vfp.md (*movdi_vfp): Likewise.
7124 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use "r" instead of
7125 "q" constraint for operands[0].
7128 * config/s390/s390.md (*r<noxa>sbg_<mode>_srl_bitmask,
7129 *r<noxa>sbg_<mode>_sll, *r<noxa>sbg_<mode>_srl): Don't construct
7130 pattern in a temporary buffer.
7131 (*r<noxa>sbg_sidi_srl): Likewise. Always use 32 as I3 rather
7132 than 64-operands[2].
7135 * config/s390/s390.c (s390_indirect_branch_attrvalue,
7136 s390_indirect_branch_settings): Define unconditionally.
7137 (s390_set_current_function): Likewise, but guard the whole body except
7138 the s390_indirect_branch_settings call with
7139 #if S390_USE_TARGET_ATTRIBUTE.
7140 (TARGET_SET_CURRENT_FUNCTION): Redefine unconditionally.
7142 * config/s390/s390.md (*<risbg_n>_ior_and_sr_ze,
7143 *<risbg_n>_<mode>_ior_and_lshiftrt, *<risbg_n>_sidi_ior_and_lshiftrt):
7144 Use HOST_WIDE_INT_M1U instead of ~(0ULL).
7145 (*<risbg_n>_and_subregdi_rotr, *<risbg_n>_and_subregdi_rotl): Use
7146 HOST_WIDE_INT_1U instead of 1ULL.
7147 (*pre_z10_extzv<mode>, *pre_z10_extv<mode>): Change mask type from int
7148 to unsigned HOST_WIDE_INT, use HOST_WIDE_INT_1U instead of 1ul.
7149 (*insv<mode><clobbercc_or_nocc>_appendbitsleft,
7150 z = (x << c) | (y >> d) splitters): Use HOST_WIDE_INT_1U
7152 (*insv<mode>_mem_reg, *insvdi_mem_reghigh): Use HOST_WIDE_INT_1U
7155 2019-02-18 Martin Jambor <mjambor@suse.cz>
7157 PR tree-optimization/89209
7158 * tree-sra.c (create_access_replacement): New optional parameter
7159 reg_tree. Use it as a type if non-NULL and access type is not of
7161 (get_repl_default_def_ssa_name): New parameter REG_TYPE, pass it
7162 to create_access_replacement.
7163 (sra_modify_assign): Pass LHS type to get_repl_default_def_ssa_name.
7164 Check lacc is non-NULL before attempting to re-create it on the RHS.
7166 2019-02-18 Martin Liska <mliska@suse.cz>
7169 * cgraph.c (symbol_table::create_edge): Set m_summary_id to -1
7171 (symbol_table::free_edge): Recycle m_summary_id.
7172 * cgraph.h (get_summary_id): New.
7173 (symbol_table::release_symbol): Set m_summary_id to -1
7175 (symbol_table::allocate_cgraph_symbol): Recycle m_summary_id.
7176 * ipa-fnsummary.c (ipa_fn_summary_t): Switch from
7177 function_summary to fast_function_summary.
7178 * ipa-fnsummary.h (ipa_fn_summary_t): Likewise.
7179 * ipa-pure-const.c (class funct_state_summary_t):
7180 Switch from function_summary to fast_function_summary.
7181 * ipa-reference.c (class ipa_ref_var_info_summary_t): Likewise.
7182 (class ipa_ref_opt_summary_t): Switch from function_summary
7183 to fast_function_summary.
7184 * symbol-summary.h (class function_summary_base): New class
7185 that is created from base of former function_summary.
7186 (function_summary_base::unregister_hooks): New.
7187 (class function_summary): Inherit from function_summary_base.
7188 (class call_summary_base): New class
7189 that is created from base of former call_summary.
7190 (class call_summary): Inherit from call_summary_base.
7191 (struct is_same): New.
7192 (class fast_function_summary): New summary class.
7193 (class fast_call_summary): New summary class.
7194 * vec.h (vec_safe_grow_cleared): New function.
7196 2019-02-18 Martin Liska <mliska@suse.cz>
7198 * config/i386/i386.c (ix86_get_multilib_abi_name): New function.
7199 (TARGET_GET_MULTILIB_ABI_NAME): New macro defined.
7200 * doc/tm.texi: Document new target hook.
7201 * doc/tm.texi.in: Likewise.
7202 * target.def: Add new target macro.
7203 * gcc.c (find_fortran_preinclude_file): Do not search multilib
7206 2019-02-17 Alan Modra <amodra@gmail.com>
7209 * config/rs6000/rs6000.md (<bd>_<mode> split): Check for an int
7210 output reg on add insn.
7211 (<bd>tf_<mode> split): Likewise. Match predicates with insn.
7213 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
7216 * config/i386/sse.md (ssedoublemode): Remove V4HI.
7217 (PMULHRSW): Likewise.
7218 (<ssse3_avx2>_pmulhrsw<mode>3): Require TARGET_SSSE3, not
7220 (ssse3_pmulhrswv4hi3): New expander.
7222 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
7224 * config/i386/mmx.md (*vec_extractv2si_zext_mem): Doesn't require
7225 MMX. Add isa attribute.
7227 2019-02-16 Jakub Jelinek <jakub@redhat.com>
7229 PR rtl-optimization/66152
7230 * builtins.h (c_readstr): Declare.
7231 * builtins.c (c_readstr): Remove forward declaration. Add
7232 null_terminated_p argument, if false, read all bytes from the
7233 string instead of stopping after '\0'.
7234 * expr.c (string_cst_read_str): New function.
7235 (store_expr): Use string_cst_read_str instead of
7236 builtin_strncpy_read_str. Try to store by pieces the whole
7237 exp_len first, and only if that fails, split it up into
7238 store by pieces followed by clear_storage. Formatting fix.
7240 * config/i386/i386.md (*movqi_internal): Remove static from
7241 buf variable. Use output_asm_insn (buf, operands); return "";
7242 instead of return buf;.
7243 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>,
7244 *<code><mode>3<mask_name>, *andnot<mode>3, *andnottf3, *<code><mode>3,
7245 *<code>tf3, <mask_codefor><code><mode>3<mask_name>): Likewise.
7247 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7249 * config/sparc/linux.h (ASAN_CC1_SPEC): Define.
7250 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC and ASAN_CC1_SPEC.
7251 * config/sparc/linux64.h (ASAN_CC1_SPEC): Likewise.
7252 (CC1_SPEC): Likewise.
7253 * config/sparc/sparc.c (sparc_asan_shadow_offset): Adjust for 64-bit.
7255 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7257 * asan.c (asan_emit_stack_protection): Use full-sized mask to align
7258 the base address on 64-bit strict-alignment platforms.
7260 2019-02-15 H.J. Lu <hongjiu.lu@intel.com>
7262 * config/i386/i386.h (VALID_MMX_REG_MODE): Correct the misplaced ')'.
7264 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
7266 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT_P): New define.
7268 2019-02-15 Aaron Sawdey <acsawdey@linux.ibm.com>
7270 PR rtl-optimization/88308
7271 * shrink-wrap.c (move_insn_for_shrink_wrap): Fix LABEL_NUSES counts
7272 on copied instruction.
7274 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7276 * final.c (insn_current_reference_address): Replace test on JUMP_P
7277 with test on jump_to_label_p.
7278 * config/visium/visium-passes.def: New file.
7279 * config/visium/t-visium (PASSES_EXTRA): Define.
7280 * config/visium/visium-protos.h (make_pass_visium_reorg): Declare.
7281 * config/visium/visium.h (TRAMPOLINE_SIZE): Adjust.
7282 (TRAMPOLINE_ALIGNMENT): Define.
7283 * config/visium/visium.c (visium_option_override): Do not register
7284 the machine-specific reorg pass here.
7285 (visium_trampoline_init): Align the BRA insn on a 64-bit boundary
7287 (output_branch): Adjust threshold for long branch instruction.
7288 * config/visium/visium.md (cpu): Move around.
7289 (length): Adjust for the GR6.
7291 2019-02-15 Richard Biener <rguenther@suse.de>
7292 Jakub Jelinek <jakub@redhat.com>
7294 PR tree-optimization/89278
7295 * tree-loop-distribution.c: Include tree-eh.h.
7296 (generate_memset_builtin, generate_memcpy_builtin): Call
7297 rewrite_to_non_trapping_overflow on builtin->size before passing it
7298 to force_gimple_operand_gsi.
7300 2019-02-15 Jakub Jelinek <jakub@redhat.com>
7303 * optc-save-gen.awk: Handle optimize_fast like optimize_size or
7305 * opth-gen.awk: Likewise.
7307 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
7309 * config/i386/i386.h (TARGET_SUBTARGET64_ISA_DEFAULT):
7310 Enable MMX, SSE and SSE2 by default.
7311 * config/i386/i386.c (ix86_option_override_internal): Do not
7312 explicitly set MMX, SSE and SSE2 flags for TARGET_64BIT here.
7314 2019-02-14 Jakub Jelinek <jakub@redhat.com>
7316 PR rtl-optimization/89354
7317 * combine.c (make_extraction): Punt if extraction_mode is narrower
7320 2019-02-14 Maya Rashish <coypu@sdf.org>
7322 * config.gcc (*-*-netbsd*): Add netbsd-d.o.
7323 * config/netbsd-d.c: New file.
7324 * config/t-netbsd: Add netbsd-d.o
7326 2018-02-14 Steve Ellcey <sellcey@marvell.com>
7328 * config/aarch64/aarch64.c (aarch64_attribute_table): Change
7329 affects_type_identity to true for aarch64_vector_pcs.
7330 (aarch64_comp_type_attributes): New function.
7331 (TARGET_COMP_TYPE_ATTRIBUTES): New macro.
7333 2019-02-14 Tamar Christina <tamar.christina@arm.com>
7336 * config/arm/iterators.md (ANY64): Add V4HF.
7338 2019-02-14 Martin Liska <mliska@suse.cz>
7340 PR rtl-optimization/89242
7341 * dce.c (delete_unmarked_insns): Call free_dominance_info we
7342 process a transformation.
7344 2019-02-14 Jakub Jelinek <jakub@redhat.com>
7346 PR tree-optimization/89314
7347 * fold-const.c (fold_binary_loc): Cast strlen argument to
7348 const char * before dereferencing it. Formatting fixes.
7351 * passes.def: Swap pass_ubsan and pass_early_warn_uninitialized.
7353 2019-02-13 Ian Lance Taylor <iant@golang.org>
7355 * optc-save-gen.awk: Set var_opt_hash for initial optimizations
7356 and set current index for other optimizations.
7358 2019-02-13 Uroš Bizjak <ubizjak@gmail.com>
7360 * config/i386/sse.md (vec_set<VI4F_256_512:mode>_0): Use
7361 nonimmediate_operand as operand 2 predicate.
7362 (vec_set<VF2_512_256:mode>_0): Ditto.
7363 (vec_set<VI8_AVX_AVX512F:mode>_0): Ditto.
7364 (*vec_concatv2si): Remove alternative 2.
7365 (*vec_concatv4si_0): Use vm constraint for alternative 0.
7366 (*vec_concatv4si_0): Remove preferred_for_speed attribute.
7367 (vec_concatv2di): Split alternatives 4,5,6 to ...
7368 (*vec_concatv2di_0) ... new pattern.
7370 2019-02-13 Wilco Dijkstra <wdijkstr@arm.com>
7373 * config/arm/arm.c (ldm_stm_operation_p) Set
7374 addr_reg_in_reglist correctly for first register.
7375 (load_multiple_sequence): Remove dead base check.
7376 (gen_ldm_seq): Correctly set write_back for Thumb-1.
7378 2019-02-13 Tamar Christina <tamar.christina@arm.com>
7381 * config/aarch64/aarch64-sve.md (*pred_mov<mode>, pred_mov<mode>):
7382 Expose as @aarch64_pred_mov.
7383 * config/aarch64/aarch64.c (aarch64_classify_address):
7384 Use expand_insn which legitimizes operands.
7386 2019-02-13 Martin Liska <mliska@suse.cz>
7388 * builtins.h (expand_builtin_with_bounds): Remove declaration.
7389 * calls.c (struct arg_data): Remove special_slot, pointer_arg
7390 and pointer_offset fields.
7391 (initialize_argument_information): Remove usage of dead
7393 * cgraph.h (struct cgraph_thunk_info): Remove
7394 add_pointer_bounds_args.
7395 * cgraphunit.c (cgraph_node::expand_thunk): Remove usage of dead
7397 (cgraph_node::assemble_thunks_and_aliases): Remove usage of dead
7399 * config/i386/i386.c (ix86_function_arg_advance): Remove
7401 (struct builtin_isa): Remove leaf_p and nothrow_p fields.
7402 (def_builtin): Remove usage of dead
7404 (ix86_add_new_builtins): Likewise.
7405 * ipa-fnsummary.c (compute_fn_summary): Likewise.
7406 * ipa-icf.c (sem_function::equals_wpa): Likewise.
7407 (sem_function::init): Likewise.
7408 (sem_variable::merge): Likewise.
7409 * ipa-visibility.c (function_and_variable_visibility): Likewise.
7410 * ipa.c (symbol_table::remove_unreachable_nodes): Likewise.
7411 * lto-cgraph.c (lto_output_node): Likewise.
7412 (lto_output_varpool_node): Likewise.
7413 (input_node): Likewise.
7414 (input_varpool_node): Likewise.
7415 * lto-streamer-out.c (lto_output): Likewise.
7416 * tree-inline.c (expand_call_inline): Remove usage of
7418 * tree-inline.h (struct copy_body_data): Likewise.
7419 * varpool.c (varpool_node::dump): Likewise.
7421 2019-02-13 Jakub Jelinek <jakub@redhat.com>
7424 * tree-ssa-structalias.c (set_uids_in_ptset): Or in vi->is_heap_var
7425 into pt->vars_contains_escaped_heap instead of setting
7426 pt->vars_contains_escaped_heap to it.
7429 * optabs.c (prepare_cmp_insn): Use UINTVAL (size) instead of
7430 INTVAL (size), compare it to GET_MODE_MASK instead of
7431 1 << GET_MODE_BITSIZE.
7434 * config/i386/predicates.md (x86_64_immediate_operand): Allow
7435 TLS UNSPECs offsetted by signed 32-bit CONST_INT even with
7438 2019-02-13 Martin Liska <mliska@suse.cz>
7441 * cfgrtl.c (remove_barriers_from_footer): New function.
7442 (try_redirect_by_replacing_jump): Use it.
7443 (cfg_layout_redirect_edge_and_branch): Likewise.
7445 2019-02-13 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
7447 * config/rs6000/altivec.h (vec_sbox_be, vec_cipher_be,
7448 vec_cipherlast_be, vec_ncipher_be, vec_ncipherlast_be): New #defines.
7449 * config/rs6000/crypto.md (CR_vqdi): New define_mode_iterator.
7450 (crypto_vsbox_<mode>, crypto_<CR_insn>_<mode>): New define_insns.
7451 * config/rs6000/rs6000-builtin.def (VSBOX_BE): New BU_CRYPTO_1.
7452 (VCIPHER_BE, VCIPHERLAST_BE, VNCIPHER_BE, VNCIPHERLAST_BE):
7454 * config/rs6000/rs6000.c (builtin_function_type)
7455 <CRYPTO_BUILTIN_VSBOX_BE, CRYPTO_BUILTIN_VCIPHER_BE,
7456 CRYPTO_BUILTIN_VCIPHERLAST_BE, CRYPTO_BUILTIN_VNCIPHER_BE,
7457 CRYPTO_BUILTIN_VNCIPHERLAST_BE>: New switch options.
7458 * doc/extend.texi (vec_sbox_be, vec_cipher_be, vec_cipherlast_be,
7459 vec_ncipher_be, vec_ncipherlast_be): New builtin functions.
7461 2019-02-12 Pat Haugen <pthaugen@us.ibm.com>
7463 * doc/invoke.texi (RS/6000 and PowerPC Options): Remove duplicate
7464 -maltivec. Delete -maltivec=be and -maltivec=le documentation.
7466 2019-02-12 H.J. Lu <hongjiu.lu@intel.com>
7469 * config/i386/i386.md (*movoi_internal_avx): Revert revision
7470 268678 and revision 268657.
7471 (*movti_internal): Likewise.
7473 2019-02-12 Ilya Leoshkevich <iii@linux.ibm.com>
7476 * config/s390/s390.c (s390_decompose_address): Update comment.
7477 (s390_check_qrst_address): Reject invalid address forms after
7480 2019-02-12 Martin Liska <mliska@suse.cz>
7483 * ipa-pure-const.c (propagate_pure_const): Revert hunk as
7484 we need default values of funct_state for a function that
7487 2019-02-12 Eric Botcazou <ebotcazou@adacore.com>
7489 * asan.c (asan_expand_mark_ifn): Take into account the alignment of
7490 the object to pick the size of stores on strict-alignment platforms.
7492 * config/sparc/sparc.md (*movsi_insn): Minor tweak.
7493 (*movdi_insn_sp32): Likewise.
7494 (*movdi_insn_sp64): Likewise.
7496 2019-02-12 Jan Hubicka <hubicka@ucw.cz>
7499 * cgraphunit.c (analyze_functions): Clear READONLY flag for external
7500 types that needs constructiong.
7501 * tree.h (may_be_aliased): Do not check TYPE_NEEDS_CONSTRUCTING.
7503 2019-02-12 Richard Biener <rguenther@suse.de>
7505 PR tree-optimization/89253
7506 * tree-ssa-loop-split.c (tree_ssa_split_loops): Check we can
7509 2019-02-11 David Malcolm <dmalcolm@redhat.com>
7512 * input.c (selftest::test_line_offset_overflow): New selftest.
7513 (selftest::input_c_tests): Call it.
7515 2019-02-11 Martin Sebor <msebor@redhat.com>
7517 PR tree-optimization/88771
7518 * gimple-ssa-warn-restrict.c (pass_wrestrict::gate): Also enable
7519 when -Wstringop-overflow is set.
7520 (builtin_memref::builtin_memref): Adjust excessive upper bound
7521 only when lower bound is not excessive.
7522 (maybe_diag_overlap): Detect and diagnose excessive bounds via
7523 -Wstringop-ovefflow.
7524 (maybe_diag_offset_bounds): Rename...
7525 (maybe_diag_access_bounds): ...to this.
7526 (check_bounds_or_overlap): Adjust for name change above.
7528 2019-02-11 Martin Sebor <msebor@redhat.com>
7531 * builtins.c (max_object_size): Move from here...
7532 * builtins.h (max_object_size): ...and here...
7533 * tree.c (max_object_size): ...to here...
7534 * tree.h (max_object_size): ...and here.
7536 2019-02-11 Bill Schmidt <wschmidt@linux.ibm.com>
7538 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Shift-right
7539 and shift-left vector built-ins need to include a TRUNC_MOD_EXPR
7540 for correct semantics.
7542 2019-02-11 Alan Modra <amodra@gmail.com>
7544 * doc/invoke.texi (man page RS/6000 and PowerPC Options): Mention
7545 -mlongcall and -mpltseq.
7546 (RS/6000 and PowerPC Options <-mlongcall>): Mention inline PLT calls.
7547 (RS/6000 and PowerPC Options <-mpltseq>): Document.
7548 * config/rs6000/rs6000.h (TARGET_PLTSEQ): Define.
7549 * config/rs6000/sysv4.opt (mpltseq): New option.
7550 * config/rs6000/sysv4.h (TARGET_PLTSEQ): Redefine.
7551 (SUBTARGET_OVERRIDE_OPTIONS): Error if given -mpltseq when assembler
7552 support is lacking. Don't allow -mpltseq with -mbss-plt.
7553 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Warn if
7554 -mpltseq given for ELFv1.
7555 * config/rs6000/rs6000.c (rs6000_call_aix): Comment on UNSPEC_PLTSEQ.
7556 Only use UNSPEC_PLTSEQ for inline PLT calls.
7557 (rs6000_call_sysv, rs6000_sibcall_sysv): Expand comments. Only
7558 use UNSPEC_PLTSEQ for inline PLT calls.
7559 (rs6000_indirect_call_template_1, rs6000_longcall_ref),
7560 (rs6000_call_aix, rs6000_call_sysv, rs6000_sibcall_sysv): Replace
7561 uses of HAVE_AS_PLTSEQ with TARGET_PLTSEQ, simplifying.
7562 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
7563 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
7564 (pltseq_mtctr_<mode>): Likewise.
7566 2019-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7568 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Use 8-byte strings with
7570 * configure: Regenerate.
7572 2019-02-11 Jakub Jelinek <jakub@redhat.com>
7575 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use q constraint
7578 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
7580 * function.c (assign_parm_setup_block): Use the stored
7581 size, not the passed size, when allocating stack-space,
7582 also for a parameter with alignment larger than
7583 MAX_SUPPORTED_STACK_ALIGNMENT.
7585 2019-02-11 Martin Liska <mliska@suse.cz>
7588 * ipa-cp.c (build_toporder_info): Remove usage of a param.
7589 * ipa-inline.c (inline_small_functions): Likewise.
7590 * ipa-pure-const.c (propagate_pure_const): Likewise.
7591 (propagate_nothrow): Likewise.
7592 * ipa-reference.c (propagate): Likewise.
7593 * ipa-utils.c (struct searchc_env): Remove unused field.
7594 (searchc): Always search across AVAIL_INTERPOSABLE.
7595 (ipa_reduced_postorder): Always allow AVAIL_INTERPOSABLE as
7596 the only called IPA pure const can properly not propagate
7597 across interposable boundary.
7598 * ipa-utils.h (ipa_reduced_postorder): Remove param.
7600 2019-02-11 Chung-Ju Wu <jasonwucj@gmail.com>
7602 * config/nds32/nds32.md (call_internal, call_value_internal,
7603 sibcall_internal, sibcall_value_internal): Use SImode for mem rtx.
7605 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
7607 * config/cris/cris.c (cris_preferred_minimum_alignment): Fix name
7610 2019-02-10 H.J. Lu <hongjiu.lu@intel.com>
7612 * config/i386/constraints.md (Yd): Replace AVX512BW with AVX512DQ
7615 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
7617 * config.gcc (with_nds32_lib): Set default --with-nds32-lib correctly.
7619 2019-02-10 Jakub Jelinek <jakub@redhat.com>
7621 PR tree-optimization/89268
7622 * tree-if-conv.c (version_loop_for_if_conversion): Push to preds only
7623 if preds is non-NULL.
7625 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7628 * tree.c (fld_simplified_type_name): Also keep TYPE_DECL for
7631 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
7633 * config/nds32/nds32.md (trap): New pattern.
7635 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
7637 * config/nds32/nds32.c (nds32_dwarf_register_span): Refine register
7640 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
7642 * config/nds32/nds32-md-auxiliary.c (nds32_spilt_doubleword): Support
7645 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7647 * ipa-visibility.c (localize_node): Also do not localize
7648 LDPR_PREVAILING_DEF_IRONLY_EXP.
7650 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7653 * tree.c (fld_simplified_type_name): Use DECL_ASSEMBLER_NAME_SET_P
7654 instead of type_with_linkage.
7656 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7659 * params.def (uninlined-function-insns, uninlined-function-time,
7660 uninlined-thunk-insns, uninlined-thunk-time): Add artificial upper
7661 bound so we don't get overflows.
7663 2019-02-09 Aaron Sawdey <acsawdey@linux.ibm.com>
7665 * config/rs6000/rs6000-string.c (expand_compare_loop,
7666 expand_block_compare): Insert REG_BR_PROB notes in inline expansion of
7669 2019-02-09 Jakub Jelinek <jakub@redhat.com>
7672 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
7673 If !node->definition and TYPE_ARG_TYPES is non-NULL, use
7674 TYPE_ARG_TYPES instead of DECL_ARGUMENTS.
7676 2019-02-09 Alan Modra <amodra@gmail.com>
7679 * config/rs6000/rs6000.c (save_reg_p): Correct calls_eh_return
7680 case. Match logic in rs6000_emit_prologue emitting pic_offset_table
7683 2019-02-08 Vladimir Makarov <vmakarov@redhat.com>
7686 * lra-constraints.c (process_alt_operands): Don't increase reject
7687 for memory when offset memory is required.
7689 2019-02-08 Robin Dapp <rdapp@linux.ibm.com>
7691 * config/s390/vector.md: Implement vector copysign.
7693 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
7695 * expr.c (expand_constructor): Correct indentations.
7697 2019-02-08 Richard Biener <rguenther@suse.de>
7699 PR tree-optimization/89247
7700 * tree-if-conv.c: Include tree-cfgcleanup.h.
7701 (version_loop_for_if_conversion): Record LOOP_VECTORIZED call.
7702 (tree_if_conversion): Pass through predicate vector.
7703 (pass_if_conversion::execute): Do CFG cleanup and SSA update
7704 inline, see if any if-converted loops we refrece in
7705 LOOP_VECTORIZED calls vanished and fixup.
7706 * tree-if-conv.h (tree_if_conversion): Adjust prototype.
7708 2019-02-08 Ilya Leoshkevich <iii@linux.ibm.com>
7710 * config/s390/constraints.md (jdd): New constraint.
7712 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
7715 * config/i386/i386.md (*movoi_internal_avx): Set mode to XI for
7716 upper 16 vector registers without TARGET_AVX512VL.
7717 (*movti_internal): Likewise.
7719 2019-02-08 Jakub Jelinek <jakub@redhat.com>
7721 PR rtl-optimization/89234
7722 * except.c (copy_reg_eh_region_note_forward): Return if note_or_insn
7723 is a NOTE, CODE_LABEL etc. - rtx_insn * other than INSN_P.
7724 (copy_reg_eh_region_note_backward): Likewise.
7726 2019-02-08 Richard Biener <rguenther@suse.de>
7729 * tree-data-ref.c (initialize_matrix_A): Fail if constant
7731 (analyze_subscript_affine_affine): Handle failure from
7732 initialize_matrix_A.
7734 2019-02-08 Jakub Jelinek <jakub@redhat.com>
7736 * cfganal.c (pre_and_rev_post_order_compute_fn): Use fn instead of
7739 2019-02-07 David Malcolm <dmalcolm@redhat.com>
7741 PR tree-optimization/86637
7742 PR tree-optimization/89235
7743 * tree-vect-loop.c (optimize_mask_stores): Add an
7744 auto_purge_vect_location sentinel to ensure that vect_location is
7747 (auto_purge_vect_location::~auto_purge_vect_location): New dtor.
7748 (try_vectorize_loop_1): Add an auto_purge_vect_location sentinel
7749 to ensure that vect_location is purged on exit.
7750 (pass_slp_vectorize::execute): Likewise, replacing the manual
7752 * tree-vectorizer.h (class auto_purge_vect_location): New class.
7754 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7756 * config/aarch64/iterators.md (max_opp): New code_attr.
7757 (USMAX): New code iterator.
7758 * config/aarch64/predicates.md (aarch64_smin): New predicate.
7759 (aarch64_smax): Likewise.
7760 * config/aarch64/aarch64-simd.md (abd<mode>_3): Rename to...
7761 (*aarch64_<su>abd<mode>_3): ... Change RTL representation to
7764 2019-02-07 H.J. Lu <hongjiu.lu@intel.com>
7767 * config/i386/i386.md (*movoi_internal_avx): Set mode to OI
7768 for TARGET_AVX512VL.
7769 (*movti_internal): Set mode to TI for TARGET_AVX512VL.
7771 2019-02-07 Andreas Krebbel <krebbel@linux.ibm.com>
7773 * config/s390/s390-builtin-types.def: Add new types.
7774 * config/s390/s390-builtins.def: (s390_vec_xl, s390_vec_xld2)
7775 (s390_vec_xlw4): Make the memory operand into a const pointer.
7776 (s390_vec_xld2, s390_vec_xlw4): Add a variant for single precision
7778 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Generate
7779 a new vector type with the alignment of the scalar memory operand.
7781 2019-02-07 Matthew Malcomson <matthew.malcomson@arm.com>
7782 Jakub Jelinek <jakub@redhat.com>
7785 * config/arm/arm-protos.h (valid_operands_ldrd_strd,
7786 arm_count_ldrdstrd_insns): New declarations.
7787 * config/arm/arm.c (mem_ok_for_ldrd_strd): Remove broken handling of
7789 (valid_operands_ldrd_strd): New function.
7790 (arm_count_ldrdstrd_insns): New function.
7791 * config/arm/ldrdstrd.md: Change peepholes to generate PARALLEL SImode
7792 sets instead of single DImode set and define new insns to match this.
7794 2019-02-07 Tamar Christina <tamar.christina@arm.com>
7796 * config/aarch64/aarch64-builtins.c (aarch64_fcmla_lane_builtin_data):
7797 Make it a C initializer.
7799 2019-02-07 Tamar Christina <tamar.christina@arm.com>
7802 * config/arm/neon.md (*neon_mov<mode>): Add r -> r case.
7804 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7806 * config/arm/neon.md (neon_<sup>dot<vsi2qi>):
7807 Use neon_dot<q> for type.
7808 (neon_<sup>dot_lane<vsi2qi>): Likewise.
7810 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7812 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>):
7813 Use neon_dot<q> for type.
7814 (aarch64_<sur>dot_lane<vsi2qi>): Likewise.
7815 (aarch64_<sur>dot_laneq<vsi2qi>): Likewise.
7817 2019-02-06 Vladimir Makarov <vmakarov@redhat.com>
7819 PR rtl-optimization/89225
7820 * lra-constaints.c (simplify_operand_subreg): Add subreg mode
7823 2019-02-06 Eric Botcazou <ebotcazou@adacore.com>
7825 * config/i386/i386.c (ix86_expand_prologue): Emit a memory blockage
7826 after restoring registers saved to allocate the frame on Windows.
7828 2019-02-06 Richard Biener <rguenther@suse.de>
7830 PR tree-optimization/89182
7831 * graphite.h (cached_scalar_evolution_in_region): Declare.
7832 * graphite.c (struct seir_cache_key): New.
7833 (struct sese_scev_hash): Likewise.
7834 (seir_cache): New global.
7835 (cached_scalar_evolution_in_region): New function.
7836 (graphite_transform_loops): Allocate and release seir_cache.
7837 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Use
7838 cached_scalar_evolution_in_region.
7839 * graphite-scop-detection.c (scop_detection::can_represent_loop):
7841 (scop_detection::graphite_can_represent_expr: Use
7842 cached_scalar_evolution_in_region.
7843 (scop_detection::stmt_simple_for_scop_p): Likewise.
7844 (find_params_in_bb): Likewise.
7845 (gather_bbs::before_dom_children): Likewise.
7846 * graphite-sese-to-poly.c (create_pw_aff_from_tree): Likewise.
7847 (add_loop_constraints): Likewise.
7849 2019-02-06 Jakub Jelinek <jakub@redhat.com>
7852 * fold-const-call.c (fold_const_vec_convert): Pass true as last
7853 operand to new_unary_operation only if both element types are integral
7854 and it isn't a widening conversion. Return NULL_TREE if
7855 new_unary_operation failed.
7857 2019-02-05 Andreas Krebbel <krebbel@linux.ibm.com>
7860 * config/s390/s390.md: Remove load and test FP splitter.
7862 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
7865 * config/rs6000/rs6000-string.c (do_ifelse, expand_cmp_vec_sequence,
7866 expand_compare_loop, expand_block_compare_gpr,
7867 expand_strncmp_align_check, expand_strncmp_gpr_sequence): Insert
7868 REG_BR_PROB notes in inline expansion of memcmp/strncmp. Add
7869 #include "profile-count.h" and "predict.h" for types and functions
7870 needed to work with REG_BR_PROB notes.
7872 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
7875 * config/rs6000/rs6000.md (<bd>tf_<mode>): Generate a local label
7876 for the long branch case.
7878 2019-02-05 Jakub Jelinek <jakub@redhat.com>
7881 * dce.c (delete_unmarked_insns): Don't remove no-op moves if they
7882 can throw, non-call exceptions are enabled and we can't delete
7883 dead exceptions or alter cfg. Set must_clean if
7884 delete_insn_and_edges returns true, don't set it blindly for calls.
7885 Assert that delete_unreachable_blocks is called only if can_alter_cfg.
7887 PR rtl-optimization/89195
7888 * combine.c (make_extraction): For MEMs, don't extract bytes outside
7889 of the original MEM.
7891 2019-02-05 Martin Liska <mliska@suse.cz>
7893 PR gcov-profile/89000
7894 * gcov.c (function_summary): Remove argument.
7895 (file_summary): New function.
7896 (print_usage): Replace tabs with spaces.
7897 (generate_results): Use new function file_summary.
7899 2019-02-05 Jakub Jelinek <jakub@redhat.com>
7902 * optabs.c (prepare_cmp_insn): Pass x and y to
7903 emit_block_comp_via_libcall rather than XEXP (x, 0) and XEXP (y, 0).
7905 2019-02-05 Richard Biener <rguenther@suse.de>
7908 * bitmap.h (struct bitmap_obstack): Do not mark GTY.
7909 (struct bitmap_element): Drop chain_prev so we properly recurse on
7910 the prev member, supporting tree views.
7911 (struct bitmap_head): GTY skip the obstack member.
7913 2019-02-04 Alexander Monakov <amonakov@ispras.ru>
7916 * doc/extend.texi (Vector Extensions): Add an example of using vector
7917 types together with x86 intrinsics.
7919 2019-02-04 Alan Modra <amodra@gmail.com>
7921 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1): Increase
7922 str[] size to 160, and comment.
7924 2019-02-04 Alan Modra <amodra@gmail.com>
7926 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1),
7927 (rs6000_pltseq_template): Guard output of TLS markers with
7929 (rs6000_longcall_ref, rs6000_call_aix, rs6000_call_sysv),
7930 (rs6000_sibcall_sysv): Ignore TARGET_TLS_MARKERS when deciding
7931 to use inline PLT sequences.
7932 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
7933 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
7934 (pltseq_mtctr_<mode>): Don't test TARGET_TLS_MARKERS in predicate.
7936 2019-02-04 Martin Liska <mliska@suse.cz>
7939 * ipa-fnsummary.c (estimate_edge_devirt_benefit): Bail
7940 out when ipa_fn_summaries does not contain entry for callee.
7942 2019-02-04 Eric Botcazou <ebotcazou@adacore.com>
7944 * config/sparc/sparc.h: Remove superfluous blank lines.
7945 * config/sparc/sparc.c (global_offset_table_rtx): Rename into...
7946 (got_register_rtx): ...this.
7947 (sparc_got): Adjust to above renaming.
7948 (sparc_tls_got): Likewise.
7949 (sparc_delegitimize_address): Likewise.
7950 (sparc_output_mi_thunk): Likewise.
7951 (sparc_init_pic_reg): Likewise.
7952 (save_local_or_in_reg_p): Fix test on the GOT register.
7953 (USE_HIDDEN_LINKONCE): Move around.
7954 (get_pc_thunk_name): Likewise.
7955 (gen_load_pcrel_sym): Likewise.
7956 (load_got_register): Likewise.
7958 2019-02-04 Kito Cheng <kito.cheng@gmail.com>
7960 * config/nds32/linux.h (GLIBC_DYNAMIC_LINKER): Define the naming rule
7961 of the dynamic linker: "ld-linux-nds32[le|be][f].so.1".
7963 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
7965 * config/nds32/nds32.c (nds32_legitimate_address_p): Add TLS model
7968 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
7970 * config.gcc (with_nds32_lib, glibc):
7971 Remove TARGET_DEFAULT_TLSDESC_TRAMPOLINE=0 setting.
7972 * config/nds32/linux.h (TARGET_DEFAULT_TLSDESC_TRAMPOLINE): Delete.
7973 (NDS32_TLSDESC_TRAMPOLINE_SPEC): Delete.
7975 2019-02-03 Uroš Bizjak <ubizjak@gmail.com>
7978 * config/i386/i386.md (*sqrt<mode>2_sse): Add (v,0) alternative.
7979 Do not prefer (v,v) alternative for non-AVX targets and (m,v)
7980 alternative for speed when TARGET_SSE_PARTIAL_REG_DEPENDENCY is set.
7981 (*rcpsf2_sse): Ditto.
7982 (*rsqrtsf2_sse): Ditto.
7983 (sse4_1_round<mode<2): Ditto.
7985 2019-02-03 Richard Biener <rguenther@suse.de>
7988 * dwarf2out.c (copy_ancestor_tree): Register non-stubs as
7991 2019-02-02 Jakub Jelinek <jakub@redhat.com>
7994 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
7995 Punt with warning on aggregate return or argument types. Ignore
7996 type/mode checking for uniform arguments.
7998 2019-02-01 Segher Boessenkool <segher@kernel.crashing.org>
8000 * combine.c (try_combine): Do not print "Can't combine" messages unless
8001 printing failed combination attempts.
8003 2019-02-01 Martin Jambor <mjambor@suse.cz>
8006 * omp-grid.c (grid_mark_variable_segment): Set assembler name of group
8007 segment and global segment variables before making them static.
8009 2019-02-01 Martin Jambor <mjambor@suse.cz>
8011 * omp-grid.c (grid_target_follows_gridifiable_pattern): Guard two
8012 missed optimization dump with dump_enabled_p.
8014 2019-02-01 Richard Biener <rguenther@suse.de>
8017 * tree-scalar-evolution.c (analyze_scalar_evolution): Set up
8018 the instantiate cache.
8019 (instantiate_scev_binary): Elide second operand procesing
8020 if equal to the first.
8021 * tree-chrec.c (chrec_contains_symbols): Add visited set.
8022 (chrec_contains_undetermined): Likewise.
8023 (tree_contains_chrecs): Likewise.
8025 2019-02-01 Jan Hubicka <hubicka@ucw.cz>
8027 * parms.def (MAX_INLINE_INSNS_SINGLE): Reduce from 400 to 200.
8029 2019-02-01 Jakub Jelinek <jakub@redhat.com>
8031 PR tree-optimization/89143
8032 * wide-int-range.h (wide_int_range_absu): Declare.
8033 * wide-int-range.cc (wide_int_range_absu): New function.
8034 * tree-vrp.c (extract_range_from_unary_expr): Handle ABSU_EXPR.
8036 PR tree-optimization/88107
8037 * tree-cfg.c (find_outermost_region_in_block): Add ALL argument,
8038 instead of assertion that eh_region_outermost is non-NULL, if it
8039 is NULL, set *ALL to true and return NULL.
8040 (move_sese_region_to_fn): Adjust caller, if all is set, call
8041 duplicate_eh_regions with NULL region.
8043 2019-02-01 Richard Biener <rguenth@suse.de>
8045 PR rtl-optimization/88593
8046 * mode-switching.c (optimize_mode_switching): Free dominators before
8047 calling cleanup_cfg.
8049 2019-02-01 Bin Cheng <bin.cheng@linux.alibaba.com>
8051 PR tree-optimization/88932
8052 * tree-predcom.c (try_combine_chains): Get loop bbs in dom order.
8054 2019-01-31 Jakub Jelinek <jakub@redhat.com>
8057 * omp-low.c (lower_omp_task_reductions): Drop redundant test to avoid
8058 bogus clang warning.
8060 2019-01-31 Uroš Bizjak <ubizjak@gmail.com>
8063 * config/i386/i386.md (*extendsfdf2): Split out reg->reg
8064 alternative to avoid partial SSE register stall for TARGET_AVX.
8065 (truncdfsf2): Ditto.
8066 (sse4_1_round<mode>2): Ditto.
8068 2018-01-31 Bill Schmidt <wschmidt@linux.ibm.com>
8070 PR tree-optimization/89008
8071 * gimple-ssa-strength-reduction.c (slsr_process_mul): Don't
8072 process anything of the form X * 0.
8074 2019-01-31 Richard Biener <rguenther@suse.de>
8076 PR tree-optimization/89135
8077 * tree-ssa-phiprop.c (pass_phiprop::execute): Skip blocks
8078 with abnormal preds.
8080 2019-01-31 Jakub Jelinek <jakub@redhat.com>
8083 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Allow inlining
8084 always_inline callees into no_sanitize_address callers.
8086 2019-01-31 Richard Biener <rguenther@suse.de>
8088 PR rtl-optimization/89115
8089 * lra.c (lra_rtx_hash): Properly hash CONST_INT values.
8091 2019-01-30 Martin Sebor <msebor@redhat.com>
8094 * doc/extend.texi (cast to a union): Correct and expand.
8096 2019-01-30 Vladimir Makarov <vmakarov@redhat.com>
8098 PR rtl-optimization/87246
8099 * lra-constraints.c (simplify_operand_subreg): Reload memory
8100 in subreg if the address became invalid.
8102 2019-01-30 Bill Schmidt <wschmidt@linux.ibm.com>
8105 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v4sf_scalar):
8106 Disable for little-endian.
8108 2019-01-30 Richard Biener <rguenther@suse.de>
8110 PR rtl-optimization/89115
8111 * opts.c (default_options_optimization): Reduce
8112 PARAM_MAX_DSE_ACTIVE_LOCAL_STORES by a factor of 10 at -O1.
8113 Make PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP reduction relative
8116 2019-01-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
8118 * config/rs6000/rs6000-c.c (altivec-resolve_overloaded_builtin):
8119 Change handling of ALTIVEC_BUILTIN_VEC_EXTRACT. Coerce result to
8120 type of vector element when vec_extract is implemented by direct
8123 2019-01-30 Thomas Schwinge <thomas@codesourcery.com>
8125 * doc/invoke.texi (C Language Options): List "-fopenacc-dim".
8127 2019-01-30 Richard Biener <rguenther@suse.de>
8129 PR tree-optimization/89111
8130 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Restrict
8131 canonicalization to appropriately sized access types.
8133 2019-01-30 Jakub Jelinek <jakub@redhat.com>
8136 * config/i386/i386.c (ix86_warn_parameter_passing_abi): Don't warn
8137 for arguments to functions that are TU-local and shouldn't be
8138 referenced by assembly.
8140 2019-01-30 Ulrich Drepper <drepper@redhat.com>
8142 * dumpfile.c (opt_info_switch_p_1): Ignore '-' if it appears
8145 2019-01-29 Martin Sebor <msebor@redhat.com>
8148 * gimple-fold.c (fold_array_ctor_reference): Avoid zero-length arrays.
8150 2019-01-29 Jakub Jelinek <jakub@redhat.com>
8154 * omp-simd-clone.c (simd_clone_clauses_extract)
8155 <case OMP_CLAUSE_ALIGNED>: Ignore clauses with NULL
8156 OMP_CLAUSE_ALIGNED_ALIGNMENT.
8158 2019-01-29 Vineet Gupta <vgupta@synopsys.com>
8160 * config.gcc: Force .init_array for ARC.
8162 2019-01-29 Richard Biener <rguenther@suse.de>
8165 * dwarf2out.c (collect_skeleton_dies): New helper.
8166 (copy_decls_for_unworthy_types): Call it.
8167 (build_abbrev_table): Assert we do not try to replace
8168 DW_AT_signature refs with local refs.
8170 2019-01-28 Jakub Jelinek <jakub@redhat.com>
8173 * gimplify.c (gimplify_omp_for): When adding OMP_CLAUSE_*_GIMPLE_SEQ
8174 for lastprivate/linear IV, push gimplify context around gimplify_assign
8175 and, if it needed any temporaries, pop it into a gimple bind around the
8178 2019-01-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
8180 * common.opt (-Wattribute-alias): Remove "no-" from name.
8181 Make -Wattribute-alias command line option and
8182 #pragma GCC diagnostic ignored "-Wattribute-alias" work again.
8184 2019-01-28 Jakub Jelinek <jakub@redhat.com>
8187 * doc/invoke.texi (-mclwb, -mprfchw, -mrdpid, -mrdseed, -msgx,
8188 -madx, -mhle, -mavx5124fmaps, -mavx512vnni, -mavx5124vnniw): Document
8190 (bmi2): Add missing @opindex.
8191 * doc/extend.texi (x86 target attribute): Move fma4, lwp, ssse3
8192 options alphabetically. Add missing 3dnow, 3dnowa, adx, avx, avx2,
8193 avx5124fmaps, avx5124vnniw, avx512bitalg, avx512bw, avx512cd,
8194 avx512dq, avx512er, avx512f, avx512ifma, avx512pf, avx512vbmi,
8195 avx512vbmi2, avx512vl, avx512vnni, avx512vpopcntdq, bmi, bmi2,
8196 cldemote, clflushopt, clwb, clzero, crc32, cx16, f16c, fma, fsgsbase,
8197 fxsr, gfni, hle, lzcnt, movbe, movdir64b, movdiri, mwaitx, pconfig,
8198 pku, prefetchwt1, prfchw, ptwrite, rdpid, rdrnd, rdseed, rtm, sahf,
8199 sgx, sha, shstk, tbm, vaes, vpclmulqdq, waitpkg, wbnoinvd, xsave,
8200 xsavec, xsaveopt and xsaves options.
8202 2019-01-28 Richard Biener <rguenther@suse.de>
8205 * dwarf2out.c (gen_subprogram_die): Remove leftover from MPX
8208 2019-01-28 Richard Biener <rguenther@suse.de>
8210 PR tree-optimization/88739
8211 * tree-cfg.c (verify_types_in_gimple_reference): Verify
8212 BIT_FIELD_REFs only are applied to mode-precision operands
8213 when they are integral.
8214 (verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR.
8215 * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid generating
8216 BIT_FIELD_REFs of non-mode-precision integral operands.
8218 2019-01-27 Jakub Jelinek <jakub@redhat.com>
8221 * config/i386/sse.md
8222 (<mask_codefor>avx512dq_shuf_<shuffletype>64x2_1<mask_name>,
8223 avx512f_shuf_<shuffletype>64x2_1<mask_name>): Ensure the
8224 first constants in pairs are multiples of 2. Formatting fixes.
8225 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>,
8226 avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Ensure the
8227 first constants in each quadruple are multiples of 4. Formatting fixes.
8229 2019-01-26 Martin Jambor <mjambor@suse.cz>
8232 * tree-inline.c: Include tree-cfgcleanup.h.
8233 (delete_unreachable_blocks_update_callgraph): Move...
8234 * tree-cfgcleanup.c (delete_unreachable_blocks_update_callgraph):
8235 ...here, make externally visible, make second argument bool, adjust
8237 * tree-cfgcleanup.c: Include cgraph.h.
8238 * tree-cfgcleanup.h (delete_unreachable_blocks_update_callgraph):
8240 * ipa-prop.c: Include tree-cfgcleanup.h.
8241 (ipcp_transform_function): Call
8242 delete_unreachable_blocks_update_callgraph instead of cleaning uo CFG.
8244 2019-01-25 Vladimir Makarov <vmakarov@redhat.com>
8246 PR rtl-optimization/88846
8247 * ira.c (process_set_for_memref_referenced_p): New.
8248 (memref_referenced_p): Add new param. Use
8249 process_set_for_memref_referenced_p. Add new switch cases.
8250 (memref_used_between_p): Pass new arg to memref_referenced_p.
8252 2019-01-25 Richard Earnshaw <rearnsha@arm.com>
8255 * config/aarch64/aarch64.c (aarch64_function_arg_alignment): Add new
8256 argument ABI_BREAK. Set to true if the calculated alignment has
8257 changed in gcc-9. Check bit-fields for their base type alignment.
8258 (aarch64_layout_arg): Warn if argument passing has changed in gcc-9.
8259 (aarch64_function_arg_boundary): Likewise.
8260 (aarch64_gimplify_va_arg_expr): Likewise.
8262 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
8265 * varasm.c (output_constructor_bitfield): Use wi::extract_uhwi
8266 instead of accessing TREE_INT_CST_ELT directly.
8268 2019-01-25 Christophe Lyon <christophe.lyon@linaro.org>
8270 * doc/sourcebuild.texi (Environment attributes): Add fenv and
8271 fenv_exceptions description.
8273 2019-01-25 Wilco Dijkstra <wdijkstr@arm.com>
8275 PR rtl-optimization/87763
8276 * config/aarch64/aarch64.c (aarch64_select_cc_mode):
8277 Allow SUBREG when matching CC_NZmode compare.
8279 2019-01-25 Richard Biener <rguenther@suse.de>
8281 PR tree-optimization/89049
8282 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost):
8283 Look at the pattern stmt to determine if the stmt is vectorized.
8285 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
8287 * config/aarch64/aarch64-sve.md (*pred_mov<mode>)
8288 (pred_mov<mode>): Handle all-register forms using both a new
8289 alternative and a split.
8291 2019-01-25 Richard Biener <rguenther@suse.de>
8293 PR tree-optimization/86865
8294 * graphite-scop-detection.c (scop_detection::can_represent_loop):
8295 Reject non-do-while loops.
8297 2019-01-24 Peter Bergner <bergner@linux.ibm.com>
8299 * config/rs6000/altivec.md (build_vector_mask_for_load): Use MEM_P.
8300 * config/rs6000/constraints.md (Q constraint): Use REG_P.
8301 * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Use SYMBOL_REF_P.
8302 * config/rs6000/freebsd64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
8303 SYMBOL_REF_P, CONST_INT_P and CONST_DOUBLE_P.
8304 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8305 * config/rs6000/predicates.md (altivec_register_operand, vint_operand,
8306 vsx_register_operand, vsx_reg_sfsubreg_ok, vfloat_operand,
8307 vlogical_operand, gpc_reg_operand, int_reg_operand,
8308 int_reg_operand_not_pseudo): Use SUBREG_P and HARD_REGISTER_P.
8309 (ca_operand, base_reg_operand, htm_spr_reg_operand, cc_reg_operand,
8310 cc_reg_not_cr0_operand, input_operand): Use SUBREG_P.
8311 (save_world_operation, restore_world_operation, lmw_operation,
8312 stmw_operation): Use MEM_P and REG_P.
8313 (tie_operand): Use MEM_P.
8314 (vrsave_operation, crsave_operation): Use REG_P.
8315 (mfcr_operation, mtcrf_operation): Use REG_P and CONST_INT_P.
8316 (fpr_reg_operand): Use SUBREG_P and HARD_REGISTER_NUM_P.
8317 (quad_int_reg_operand): Use HARD_REGISTER_NUM_P.
8318 (call_operand): Use HARD_REGISTER_P.
8319 (indexed_or_indirect_operand, altivec_indexed_or_indirect_operand):
8321 (lwa_operand): Use SUBREG_P, REG_P and CONST_INT_P.
8322 * config/rs6000/rs6000-p8swap.c (insn_is_load_p, insn_is_store_p,
8323 quad_aligned_load_p, replace_swapped_aligned_store,
8324 recombine_lvx_pattern, replace_swapped_aligned_load,
8325 recombine_stvx_pattern): Use MEM_P.
8326 (const_load_sequence_p, adjust_vperm, replace_swapped_load_constant):
8327 Use MEM_P and SYMBOL_REF_P.
8328 (rtx_is_swappable_p): Use REG_P and CONST_INT_P.
8329 (insn_is_swappable_p): Use REG_P and MEM_P.
8330 (insn_is_swap_p, (alignment_mask): Use CONST_INT_P.
8331 * config/rs6000/rs6000-string.c (expand_block_clear, expand_block_move):
8333 * config/rs6000/rs6000.c (rs6000_secondary_reload, rs6000_emit_cmove):
8335 (rs6000_output_move_128bit): Use CONST_DOUBLE_P, CONST_INT_P and
8337 (rs6000_legitimize_address): Use CONST_DOUBLE_P, CONST_INT_P,
8338 CONST_WIDE_INT_P, REG_P and SYMBOL_REF_P.
8339 (rs6000_emit_move): Use CONST_DOUBLE_P, CONST_INT_P, HARD_REGISTER_P,
8340 HARD_REGISTER_NUM_P, MEM_P, REG_P, SUBREG_P, SYMBOL_REF_P and
8342 (output_toc): Use CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
8343 (easy_altivec_constant, rs6000_legitimate_offset_address_p,
8344 rs6000_mode_dependent_address, rs6000_expand_mtfsf_builtin,
8345 rs6000_expand_set_fpscr_rn_builtin, rs6000_expand_set_fpscr_drn_builtin,
8346 rs6000_expand_unop_builtin, INT_P, rs6000_generate_compare,
8347 rs6000_machopic_legitimize_pic_address, rs6000_split_logical_inner,
8348 rs6000_split_logical_di): Use CONST_INT_P.
8349 (rs6000_legitimize_reload_address): Use CONST_INT_P, HARD_REGISTER_P,
8350 REG_P and SYMBOL_REF_P.
8351 (setup_incoming_varargs, rs6000_rtx_costs): Use CONST_INT_P and MEM_P.
8352 (print_operand): Use CONST_INT_P, MEM_P and REG_P.
8353 (virtual_stack_registers_memory_p, rs6000_legitimate_address_p,
8354 mems_ok_for_quad_peep): Use CONST_INT_P and REG_P.
8355 (rs6000_secondary_reload_memory): Use CONST_INT_P and SUBREG_P.
8356 (small_data_operand, print_operand_address): Use CONST_INT_P and
8358 (split_stack_arg_pointer_used_p): Use HARD_REGISTER_P.
8359 (rs6000_init_hard_regno_mode_ok, direct_move_p):
8360 Use HARD_REGISTER_NUM_P.
8361 (rs6000_secondary_reload_gpr): Use HARD_REGISTER_NUM_P and MEM_P.
8362 (rs6000_secondary_reload_class): Use HARD_REGISTER_NUM_P, REG_P,
8363 SUBREG_P and SYMBOL_REF_P.
8364 (register_to_reg_type, rs6000_secondary_reload_inner): Use SUBREG_P
8365 and HARD_REGISTER_NUM_P.
8366 (rs6000_adjust_vec_address): Use HARD_REGISTER_NUM_P and
8368 (rs6000_adjust_cost, find_mem_ref): Use MEM_P.
8369 (macho_lo_sum_memory_operand, rs6000_eliminate_indexed_memrefs): Use
8371 (legitimate_indirect_address_p, legitimate_lo_sum_address_p,
8372 registers_ok_for_quad_peep, rs6000_output_function_epilogue,
8373 find_addr_reg): Use REG_P.
8374 (altivec_expand_vec_perm_const): Use REG_P and SUBREG_P.
8375 (rs6000_emit_le_vsx_move): Use SUBREG_P.
8376 (offsettable_ok_by_alignment, constant_pool_expr_p,
8377 legitimate_small_data_p, rs6000_output_dwarf_dtprel,
8378 rs6000_delegitimize_address, rs6000_const_not_ok_for_debug_p,
8379 rs6000_cannot_force_const_mem, rs6000_output_addr_const_extra,
8380 rs6000_assemble_integer, create_TOC_reference,
8381 rs6000_emit_allocate_stack, rs6000_xcoff_encode_section_info,
8382 rs6000_call_aix, rs6000_call_aix): Use SYMBOL_REF_P.
8383 (rs6000_split_vec_extract_var): Use reg_or_subregno.
8384 * config/rs6000/rtems.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
8385 CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
8386 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8387 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8388 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Use SYMBOL_REF_P.
8389 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use HARD_REGISTER_NUM_P.
8390 (INT_REG_OK_FOR_INDEX_P, INT_REG_OK_FOR_BASE_P): Use HARD_REGISTER_P.
8391 (CONSTANT_ADDRESS_P): Use CONST_INT_P and SYMBOL_REF_P.
8392 * config/rs6000/rs6000.md (define_expands strlensi, mod<mode>3
8393 and cbranch<mode>4): Use CONST_INT_P.
8394 (multiple define_splits): Use REG_P and SUBREG_P.
8395 (define_expands call, call_value): Use MEM_P.
8396 (define_expands sibcall, sibcall_value): Use CONST_INT_P and MEM_P.
8397 (define insn *mtcrfsi): Use CONST_INT_P and REG_P.
8398 * config/rs6000/vsx.md (*vsx_le_perm_load_<mode>,
8399 *vsx_le_perm_load_v8hi, *vsx_le_perm_load_v16qi): Use HARD_REGISTER_P
8400 and HARD_REGISTER_NUM_P.
8401 (multiple define_splits): Use HARD_REGISTER_NUM_P.
8403 2019-01-24 Uroš Bizjak <ubizjak@gmail.com>
8405 PR rtl-optimization/88948
8406 * rtl.h (prepare_copy_insn): New prototype.
8407 * gcse.c (prepare_copy_insn): New function, split out from
8408 process_insert_insn.
8409 (process_insert_insn): Use prepare_copy_insn.
8410 * store-motion.c (replace_store_insn): Use prepare_copy_insn
8411 instead of gen_move_insn.
8413 2019-01-24 Jakub Jelinek <jakub@redhat.com>
8416 * config/i386/i386.c (ix86_pic_register_p): Return true for
8419 PR tree-optimization/88964
8420 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Also
8421 punt if HONOR_SNANS (chrec).
8424 * tree-nested.c (convert_nonlocal_reference_stmt,
8425 convert_local_reference_stmt, convert_tramp_reference_stmt,
8426 convert_gimple_call) <case GIMPLE_OMP_TEAMS>: Treat
8427 gimple_omp_teams_host teams stmts like GIMPLE_OMP_PARALLEL
8430 PR tree-optimization/89027
8431 * tree-inline.c (add_clobbers_to_eh_landing_pad): Don't add clobbers
8432 for "omp simd array" variables.
8434 2019-01-24 Richard Earnshaw <rearnsha@arm.com>
8437 * profile-count.h (profile_count): On ARM systems using GCC 6/7/8
8438 force the alignment of m_val.
8440 2019-01-24 Richard Biener <rguenther@suse.de>
8443 * tree-streamer-out.c (write_ts_decl_common_tree_pointers):
8444 When in "legacy" debug mode make sure to reset self-origins.
8446 2019-01-24 Martin Liska <mliska@suse.cz>
8448 PR gcov-profile/88994
8449 * gcov-io.c (mangle_path): Do not allocate a bigger buffer,
8450 result will be always smaller or equal to the original.
8451 * gcov.c (mangle_name): Fix else branch where we should
8452 also copy to PTR and shift the pointer.
8454 2019-01-24 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
8456 * tree-ssa-dom.c (test_for_singularity): Fix a comment typo.
8457 * vr-values.c (find_case_label_ranges): Fix a comment typo.
8459 2019-01-23 Xuepeng Guo <xuepeng.guo@intel.com>
8461 * common/config/i386/i386-common.c
8462 (OPTION_MASK_ISA_ENQCMD_SET,
8463 OPTION_MASK_ISA_ENQCMD_UNSET): New macros.
8464 (ix86_handle_option): Handle -menqcmd.
8465 * config.gcc (enqcmdintrin.h): New header file.
8466 * config/i386/cpuid.h (bit_ENQCMD): New bit.
8467 * config/i386/driver-i386.c (host_detect_local_cpu): Handle
8469 * config/i386/i386-builtin-types.def ((INT, PVOID, PCVOID)): New
8471 * config/i386/i386-builtin.def (__builtin_ia32_enqcmd,
8472 __builtin_ia32_enqcmds): New builtins.
8473 * config/i386/i386-c.c (__ENQCMD__): New macro.
8474 * config/i386/i386-option.c (ix86_target_string): Add
8476 (ix86_valid_target_attribute_inner_p): Likewise.
8477 * config/i386/i386-expand.c
8478 (ix86_expand_builtin): Expand IX86_BUILTIN_ENQCMD and
8479 IX86_BUILTIN_ENQCMDS.
8480 * config/i386/i386.h (TARGET_ENQCMD): New.
8481 * config/i386/i386.md (UNSPECV_ENQCMD, UNSPECV_ENQCMDS): New.
8482 (@enqcmd<enqcmd_sfx>_<mode>): New insn pattern.
8483 (movdir64b_<mode>): Parameterize to enable share expansion code
8484 with ENQCMD in function ix86_expand_builtin.
8485 * config/i386/i386.opt: Add -menqcmd.
8486 * config/i386/immintrin.h: Include enqcmdintrin.h.
8487 * config/i386/enqcmdintrin.h: New intrinsic file.
8488 * doc/invoke.texi: Add -menqcmd.
8490 2019-01-23 Bin Cheng <bin.cheng@arm.com>
8491 Steve Ellcey <sellcey@marvell.com>
8494 * recog.c (address_operand): Return false on wrong mode for address.
8495 (constrain_operands): Check for mode with 'p' constraint.
8497 2019-01-23 Uroš Bizjak <ubizjak@gmail.com>
8500 * config/i386/sse.md (sse2_cvtpi2pd): Add SSE alternatives.
8501 Disparage MMX alternative.
8502 (sse2_cvtpd2pi): Ditto.
8503 (sse2_cvttpd2pi): Ditto.
8505 2019-01-23 David Malcolm <dmalcolm@redhat.com>
8508 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Fix
8509 use-after-free of the result of
8510 aarch64_get_extension_string_for_isa_flags.
8512 2019-01-23 Jakub Jelinek <jakub@redhat.com>
8515 * doc/extend.texi: Document break and continue behavior in
8516 statement expressions.
8518 2019-01-23 Richard Biener <rguenther@suse.de>
8520 PR tree-optimization/89008
8521 * tree-ssa-reassoc.c (eliminate_using_constants): For * 0 do
8522 not leave another stray operand.
8524 2019-01-23 Jakub Jelinek <jakub@redhat.com>
8526 * BASE-VER: Bump to 9.0.1.
8528 2019-01-23 Eric Botcazou <ebotcazou@adacore.com>
8530 * cgraphunit.c (cgraph_node::expand_thunk): When expanding a GIMPLE
8531 thunk that returns by reference, use the type of the return object
8532 of the thunk instead of that of the alias to build the dereference.
8534 2019-01-23 Vineet Gupta <vgupta@synopsys.com>
8536 * config/arc/atomic.md: Add operand to DMB instruction.
8538 2019-01-23 Jakub Jelinek <jakub@redhat.com>
8540 PR tree-optimization/88964
8541 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Use
8542 build_zero_cst instead of build_int_cst. Return false for loop
8543 invariants which honor signed zeros.
8545 2019-01-22 Segher Boessenkool <segher@kernel.crashing.org>
8547 * doc/invoke.texi (-fsplit-paths): This is enabled by default at -O3.
8549 2019-01-22 Jakub Jelinek <jakub@redhat.com>
8552 * config/rs6000/rs6000.c: Include tree-vrp.h and tree-ssanames.h.
8553 (rs6000_gimple_fold_builtin): If MEM_REF address doesn't satisfy
8554 is_gimple_mem_ref_addr predicate, force it into a SSA_NAME first.
8557 * gimplify.c (gimplify_omp_atomic): Handle bitfield atomics with
8558 non-integral DECL_BIT_FIELD_REPRESENTATIVEs.
8561 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v2df_scalar):
8562 Disable for little endian.
8564 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
8567 * config/arm/arm.c (arm_needs_double_word_align): Check
8568 DECL_BIT_FIELD_TYPE.
8570 2019-01-22 Hongtao Liu <hongtao.liu@intel.com>
8571 H.J. Lu <hongjiu.lu@intel.com>
8574 * config/i386/i386-builtin.def: Add mask2 to all builtin
8575 initializations. Merge ARGS2 and SPECIAL_ARGS2 into ARGS and
8577 * config/i386/i386.c (BDESC): Add mask2 to the definition.
8578 (BDESC_FIRST): Likewise.
8579 (define_builtin): Add an argument for mask2. Updated to handle
8580 both ix86_isa_flags and ix86_isa_flags2.
8581 (define_builtin_const): Likewise.
8582 (define_builtin_pure): Likewise.
8583 (define_builtin2): Deleted.
8584 (define_builtin_const2): Likewise.
8585 (builtin_description): Add a member, mask2.
8586 (bdesc_*): Add mask2 to builtin initializations.
8587 (ix86_init_mmx_sse_builtins): Update calls to def_builtin,
8588 def_builtin_const and def_builtin_pure. Remove SPECIAL_ARGS2
8590 (ix86_get_builtin_func_type): Remove SPECIAL_ARGS2 support.
8592 2019-01-22 H.J. Lu <hongjiu.lu@intel.com>
8595 * config/i386/i386.c (ix86_force_load_from_GOT_p): Also check
8598 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
8601 * config/arm/arm.c (arm_needs_doubleword_align): Return 2 if a record's
8602 alignment is dominated by a bitfield with 64-bit aligned base type.
8603 (arm_function_arg): Emit a warning if the alignment has changed since
8604 earlier GCC releases.
8605 (arm_function_arg_boundary): Likewise.
8606 (arm_setup_incoming_varargs): Likewise.
8608 2019-01-22 Richard Biener <rguenther@suse.de>
8610 PR tree-optimization/88862
8611 * graphite-scop-detection.c
8612 (scop_detection::graphite_can_represent_scev): Reject ADDR_EXPR.
8614 2019-01-22 Andrew Stubbs <ams@codesourcery.com>
8616 * doc/extend.tex (AMD GCN Function Attributes): New section.
8617 * doc/install.texi (amdgcn-unknown-amdhsa): New instructions.
8618 * doc/invoke.texi (AMD GCN Options): New section.
8619 * doc/md.texi (Constraints for Particular Machines): Add AMD GCN.
8621 2019-01-22 Eric Botcazou <ebotcazou@adacore.com>
8623 * config/sparc/sparc.c (parc_delegitimize_address): Recognize the GOT
8624 register and decoded HIGH/LO_SUM combinations for labels in PIC mode.
8626 2019-01-22 Jakub Jelinek <jakub@redhat.com>
8628 PR tree-optimization/88044
8629 * tree-ssa-loop-niter.c (number_of_iterations_cond): If condition
8630 is false in the first iteration, but !every_iteration, return false
8631 instead of true with niter->niter zero.
8633 PR rtl-optimization/88904
8634 * cfgcleanup.c (thread_jump): Verify cond2 doesn't mention
8635 any nonequal registers before processing BB_END (b).
8638 * optabs.c (add_equal_note): Add op0_mode argument, use it instead of
8640 (expand_binop_directly, expand_doubleword_clz,
8641 expand_doubleword_popcount, expand_ctz, expand_ffs,
8642 expand_unop_direct, maybe_emit_unop_insn): Adjust callers.
8644 PR rtl-optimization/49429
8646 PR rtl-optimization/86334
8648 * expr.c (emit_block_move_hints): Move marking of MEM_EXPRs
8649 addressable from here...
8650 (emit_block_op_via_libcall): ... to here.
8652 2019-01-22 Richard Biener <rguenther@suse.de>
8654 * tree-vect-loop.c (vect_analyze_loop_operations): Use
8655 auto_vec for cost vector to fix memleak.
8656 (vectorize_fold_left_reduction): Properly gather SLP defs.
8657 (vectorizable_comparison): Do not swap operands to properly
8660 2019-01-22 Alan Modra <amodra@gmail.com>
8663 * config/rs6000/predicates.md (unspec_tls): Ensure GOT reg
8664 stays a reg. Allow a const_int.
8665 * config/rs6000/rs6000-protos.h (rs6000_output_tlsargs): Declare.
8666 * config/rs6000/rs6000.h (IS_V4_FP_ARGS): Define.
8667 (IS_NOMARK_TLSGETADDR): Define.
8668 * config/rs6000/rs6000.c (edit_tls_call_insn): Delete.
8669 (rs6000_output_tlsargs): New function.
8670 (rs6000_legitimize_tls_address): Don't say a !TARGET_TLS_MARKERS
8671 __tls_get_addr call takes an arg.
8672 (rs6000_call_sysv): Generate sysv4 secure plt call pattern here..
8673 * config/rs6000/rs6000.md (call_nonlocal_sysv): ..rather than here,
8675 (call_value_nonlocal_sysv): ..or here, delete split.
8676 (tls_gdld_nomark): Delete.
8677 (call_value_indirect_nonlocal_sysv): Use unspec_tls as operand2
8678 predicate. Call rs6000_output_tlsargs. Adjust length to suit.
8679 (call_value_nonlocal_sysv): Likewise.
8680 (call_value_nonlocal_sysv_secure): Likewise.
8681 (call_value_nonlocal_aix): Likewise.
8682 (call_value_indirect_aix): Likewise.
8683 (call_value_indirect_elfv2): Likewise.
8684 (call_value_local32, call_value_local64): Disable for no-mark tls.
8685 (call_value_local_aix): Likewise.
8687 2019-01-21 Uroš Bizjak <ubizjak@gmail.com>
8690 * config/i386/i386.c (ix86_expand_builtin) [case IX86_BUILTIN_BEXTRI32,
8691 case IX86_BUILTIN_BEXTRI64]: Sanitize operands.
8693 2019-01-21 Michael Ploujnikov <michael.ploujnikov@oracle.com>
8695 * hash-map-tests.c (test_map_of_strings_to_int): Show how to use
8696 string contents as hash_map keys.
8698 2019-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
8701 * c-warn.c (check_alignment_of_packed_member): Add a boolean parameter
8702 for rvalue context. Handle rvalues correctly. Use min_align_of_type
8703 instead of TYPE_ALIGN.
8704 (check_address_or_pointer_of_packed_member): Handle rvalues coorrectly.
8705 Use min_align_of_type instead of TYPE_ALIGN_UNIT. Check for NULL
8706 pointer from TYPE_STUB_DECL.
8708 2019-01-21 Richard Biener <rguenther@suse.de>
8710 PR tree-optimization/88934
8711 * tree-vect-slp.c (vect_mask_constant_operand_p): Always look
8712 at the possibly non-constant operand.
8713 (vect_get_constant_vectors): Adjust.
8715 2019-01-21 H.J. Lu <hongjiu.lu@intel.com>
8718 * config/i386/adxintrin.h: Just check _IMMINTRIN_H_INCLUDED.
8719 * config/i386/clflushoptintrin.h: Check _IMMINTRIN_H_INCLUDED
8720 instead of _X86INTRIN_H_INCLUDED.
8721 * onfig/i386/clwbintrin.h: Likewise.
8722 * config/i386/pkuintrin.h: Likewise.
8723 * config/i386/prfchwintrin.h: Likewise.
8724 * config/i386/rdseedintrin.h: Likewise.
8725 * config/i386/wbnoinvdintrin.h: Likewise.
8726 * config/i386/xsavecintrin.h: Likewise.
8727 * config/i386/xsavesintrin.h: Likewise.
8728 * config/i386/fxsrintrin.h: Enable _IMMINTRIN_H_INCLUDED check.
8729 * config/i386/xsaveintrin.h: Likewise.
8730 * config/i386/xsaveoptintrin.h: Likewise.
8731 * config/i386/x86intrin.h: Move "#include" <rdseedintrin.h>,
8732 <prfchwintrin.h>, <fxsrintrin.h>, <xsaveintrin.h>,
8733 <xsaveoptintrin.h>, <adxintrin.h>, <clwbintrin.h>,
8734 <clflushoptintrin.h>, <xsavesintrin.h>, <xsavecintrin.h>,
8735 <wbnoinvdintrin.h> and <pkuintrin.h> to ...
8736 * config/i386/immintrin.h: Here.
8738 2019-01-20 Martin Jambor <mjambor@suse.cz>
8741 * ipa-prop.h (struct ipa_func_body_info): Replaced field aa_walked
8742 with aa_walk_budget.
8743 * cgraph.h (ipa_polymorphic_call_context::get_dynamic_type): Add
8744 aa_walk_budget_p parameter.
8745 * ipa-fnsummary.c (unmodified_parm_1): New parameter fbi. Limit AA
8746 walk. Updated all callers.
8747 (unmodified_parm): New parameter fbi, pass it to unmodified_parm_1.
8748 (eliminated_by_inlining_prob): New parameter fbi, pass it on to
8750 (will_be_nonconstant_expr_predicate): New parameter fbi, removed
8751 parameter info. Extract info from fbi. Pass fbi to recursive calls
8752 and to unmodified_parm.
8753 (phi_result_unknown_predicate): New parameter fbi, removed parameter
8754 info, updated call to will_be_nonconstant_expr_predicate.
8755 (param_change_prob): New parameter fbi, limit AA walking.
8756 (analyze_function_body): Initialize aa_walk_budget in fbi. Update
8757 calls to various above functions.
8758 * ipa-polymorphic-call.c (get_dynamic_type): Add aa_walk_budget_p
8759 parameter. Use it to limit AA walking.
8760 * ipa-prop.c (detect_type_change_from_memory_writes): New parameter
8762 (detect_type_change): New parameter fbi, pass it on to
8763 detect_type_change_from_memory_writes.
8764 (detect_type_change_ssa): Likewise.
8765 (aa_overwalked): Removed.
8766 (parm_preserved_before_stmt_p): Assume fbi is never NULL, stream line
8767 accordingly, adjust to the neew AA limiting scheme.
8768 (parm_ref_data_preserved_p): Likewise.
8769 (ipa_compute_jump_functions_for_edge): Adjust call to
8771 (ipa_analyze_call_uses): Likewise.
8772 (ipa_analyze_virtual_call_uses): Pass fbi to detect_type_change_ssa.
8773 (ipa_analyze_node): Initialize aa_walk_budget.
8774 (ipcp_transform_function): Likewise.
8775 * tree-ssa-sccvn.c (eliminate_dom_walker::eliminate_stmt): Update call
8776 to get_dynamic_type.
8778 2019-01-19 Jakub Jelinek <jakub@redhat.com>
8780 * config/aarch64/aarch64.c (aarch64_stack_protect_guard): Move
8781 outside of #if CHECKING_P code.
8783 2019-01-19 Richard Sandiford <richard.sandiford@arm.com>
8785 * gimple-loop-versioning.cc (loop_versioning::dump_inner_likelihood):
8786 New function, split out from...
8787 (loop_versioning::analyze_stride): ...here.
8788 (loop_versioning::find_per_loop_multiplication): Use gassign.
8789 (loop_versioning::analyze_term_using_scevs): Return a success code.
8790 (loop_versioning::analyze_arbitrary_term): New function.
8791 (loop_versioning::analyze_address_fragment): Use
8792 analyze_arbitrary_term if all else fails.
8794 2019-01-18 Segher Boessenkool <segher@kernel.crashing.org>
8797 * config/rs6000/rs6000.md (*movsi_from_df): Allow only register
8800 2019-01-18 Richard Biener <rguenther@suse.de>
8802 PR tree-optimization/88903
8803 * tree-vect-stmts.c (vectorizable_shift): Verify we see all
8804 scalar stmts a SLP shift amount is composed of when detecting
8807 2019-01-18 Richard Earnshaw <rearnsha@arm.com>
8810 * config/arm/arm-cpus.in (mp): New feature.
8812 (fgroup ARMv7ve): Add mp and sec features.
8813 (arch armv7-a): Add options to allow mp and sec extensions.
8814 (cpu generic-armv7-a): Add options to allow mp and sec extensions.
8815 (cpu cortex-a5, cpu cortex-7, cpu cortex-a9): Add mp and sec
8816 extenstions to the base architecture.
8817 (cpu cortex-a8): Add sec extension to the base architecture.
8818 (cpu marvell-pj4): Add mp and sec extensions to the base architecture.
8819 * config/arm/t-aprofile (MULTILIB_MATCHES): Map all armv7-a arch
8820 variants down to the base v7-a varaint.
8821 * config/arm/t-multilib (v7_a_arch_variants): New variable.
8822 * doc/invoke.texi (ARM Options): Add +mp and +sec to the list
8823 of permitted extensions for -march=armv7-a and for
8824 -mcpu=generic-armv7-a.
8826 2019-01-18 Martin Liska <mliska@suse.cz>
8828 * params.def: Fix comment.
8829 * tree-profile.c (gimple_init_gcov_profiler): Bump function
8831 (gimple_gen_ic_func_profiler): Likewise.
8833 2019-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8835 * config/aarch64/aarch64-opts.h (enum stack_protector_guard): New
8836 * config/aarch64/aarch64.c (aarch64_override_options_internal): Handle
8837 and put in error checks for stack protector guard options.
8838 (aarch64_stack_protect_guard): New.
8839 (TARGET_STACK_PROTECT_GUARD): Define.
8840 * config/aarch64/aarch64.md (UNSPEC_SSP_SYSREG): New.
8841 (reg_stack_protect_address<mode>): New.
8842 (stack_protect_set): Adjust for SSP_GLOBAL.
8843 (stack_protect_test): Likewise.
8844 * config/aarch64/aarch64.opt (-mstack-protector-guard-reg): New.
8845 (-mstack-protector-guard): Likewise.
8846 (-mstack-protector-guard-offset): Likewise.
8848 2019-01-18 Jakub Jelinek <jakub@redhat.com>
8850 PR tree-optimization/86214
8851 * tree-inline.h (struct copy_body_data): Add
8852 add_clobbers_to_eh_landing_pads member.
8853 * tree-inline.c (add_clobbers_to_eh_landing_pad): New function.
8854 (copy_edges_for_bb): Call it if EH edge destination is <
8855 id->add_clobbers_to_eh_landing_pads. Fix a comment typo.
8856 (expand_call_inline): Set id->add_clobbers_to_eh_landing_pads
8857 if flag_stack_reuse != SR_NONE and clear it afterwards.
8859 2019-01-18 Christophe Lyon <christophe.lyon@linaro.org>
8862 * doc/install.texi (with-multilib-list): Document for aarch64.
8864 2019-01-18 Jakub Jelinek <jakub@redhat.com>
8867 * config/arm/arm_neon.h: Fix #pragma GCC target syntax - replace
8868 (("..."))) with ("...").
8870 2019-01-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
8872 * doc/extend.texi (Built-in Functions for Memory Model Aware
8873 Atomic Operations): Document atomic fetch and nand.
8875 2019-01-18 Martin Liska <mliska@suse.cz>
8876 Richard Biener <rguenther@suse.de>
8879 * cgraph.h (create_version_clone_with_body): Add new argument
8881 * cgraphclones.c (cgraph_node::create_version_clone): Add
8882 DECL_ATTRIBUTES to a newly created decl. And call
8883 valid_attribute_p so that proper cl_target_optimization_node
8884 is set for the newly created declaration.
8885 * multiple_target.c (create_target_clone): Set DECL_ATTRIBUTES
8887 (expand_target_clones): Do not call valid_attribute_p, it must
8889 * tree-inline.c (copy_decl_for_dup_finish): Reset mode for
8892 2019-01-17 Jakub Jelinek <jakub@redhat.com>
8895 * config/aarch64/arm_neon.h: Fix #pragma GCC target syntax - replace
8896 (("..."))) with ("..."). Use arch=armv8.2-a+sha3 instead of
8897 arch=armv8.2-a+crypto for vsha512hq_u64 etc. intrinsics.
8899 2019-01-17 Martin Sebor <msebor@redhat.com>
8902 * gimple-ssa-warn-restrict.c (builtin_memref::extend_offset_range):
8903 Handle anti-ranges the same as no range at all.
8905 2018-01-17 Steve Ellcey <sellcey@cavium.com>
8907 * config/aarch64/aarch64.c (cgraph.h): New include.
8908 (intl.h): New include.
8909 (supported_simd_type): New function.
8910 (currently_supported_simd_type): Ditto.
8911 (aarch64_simd_clone_compute_vecsize_and_simdlen): Ditto.
8912 (aarch64_simd_clone_adjust): Ditto.
8913 (aarch64_simd_clone_usable): Ditto.
8914 (TARGET_SIMD_CLONE_COMPUTE_VECSIZE_AND_SIMDLEN): New macro.
8915 (TARGET_SIMD_CLONE_ADJUST): Ditto.
8916 (TARGET_SIMD_CLONE_USABLE): Ditto.
8917 * config/i386/i386.c (ix86_simd_clone_adjust): Add definition check.
8918 * omp-simd-clone.c (expand_simd_clones): Add targetm.simd_clone.adjust
8921 2019-01-17 Martin Sebor <msebor@redhat.com>
8923 PR tree-optimization/88800
8924 * gimple-fold.c (gimple_fold_builtin_memory_op): Avoid checking
8925 NO_WARNING bit here. Avoid folding out-of-bounds calls.
8926 * gimple-ssa-warn-restrict.c (maybe_diag_offset_bounds): Remove
8927 redundant argument. Add new argument and issue diagnostics under
8928 its control. Detect out-of-bounds access even with warnings
8930 (check_bounds_or_overlap): Change return type. Add argument.
8931 (wrestrict_dom_walker::check_call): Adjust.
8932 * gimple-ssa-warn-restrict.h (check_bounds_or_overlap): Add argument.
8933 * tree-ssa-strlen.c (handle_builtin_strcpy): Adjust to change in
8934 check_bounds_or_overlap's return value.
8935 (handle_builtin_stxncpy): Same.
8936 (handle_builtin_strcat): Same.
8938 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8939 Kwok Cheung Yeung <kcy@codesourcery.com>
8940 Julian Brown <julian@codesourcery.com>
8941 Tom de Vries <tom@codesourcery.com>
8943 * doc/sourcebuild.texi: Document dg-add-options sqrt_insn.
8945 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8947 * doc/sourcebuild.texi: Document dg-require-effective-target
8948 llvm_binutils and offload_gcn.
8950 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8951 Kwok Cheung Yeung <kcy@codesourcery.com>
8952 Julian Brown <julian@codesourcery.com>
8953 Tom de Vries <tom@codesourcery.com>
8955 * doc/sourcebuild.texi: Document dg-required-effective-target
8958 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8959 Kwok Cheung Yeung <kcy@codesourcery.com>
8960 Julian Brown <julian@codesourcery.com>
8961 Tom de Vries <tom@codesourcery.com>
8962 Jan Hubicka <hubicka@ucw.cz>
8963 Martin Jambor <mjambor@suse.cz>
8965 * config.gcc: Add amdgcn*-*-amdhsa configuration.
8966 * configure.ac: Check for dlopen.
8967 * configure: Regenerate.
8969 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8970 Kwok Cheung Yeung <kcy@codesourcery.com>
8971 Julian Brown <julian@codesourcery.com>
8972 Tom de Vries <tom@codesourcery.com>
8973 Jan Hubicka <hubicka@ucw.cz>
8974 Martin Jambor <mjambor@suse.cz>
8976 * common/config/gcn/gcn-common.c: New file.
8977 * config/gcn/driver-gcn.c: New file.
8978 * config/gcn/gcn-builtins.def: New file.
8979 * config/gcn/gcn-hsa.h: New file.
8980 * config/gcn/gcn-modes.def: New file.
8981 * config/gcn/gcn-opts.h: New file.
8982 * config/gcn/gcn-passes.def: New file.
8983 * config/gcn/gcn-protos.h: New file.
8984 * config/gcn/gcn-run.c: New file.
8985 * config/gcn/gcn-tree.c: New file.
8986 * config/gcn/gcn.c: New file.
8987 * config/gcn/gcn.h: New file.
8988 * config/gcn/gcn.opt: New file.
8989 * config/gcn/t-gcn-hsa: New file.
8991 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8992 Kwok Cheung Yeung <kcy@codesourcery.com>
8993 Julian Brown <julian@codesourcery.com>
8994 Tom de Vries <tom@codesourcery.com>
8995 Jan Hubicka <hubicka@ucw.cz>
8996 Martin Jambor <mjambor@suse.cz>
8998 * config/gcn/constraints.md: New file.
8999 * config/gcn/gcn-valu.md: New file.
9000 * config/gcn/gcn.md: New file.
9001 * config/gcn/predicates.md: New file.
9003 2019-01-17 Eric Botcazou <ebotcazou@adacore.com>
9005 * gimple-ssa-isolate-paths.c (stmt_uses_name_in_undefined_way): Replace
9006 flag_non_call_exceptions with cfun->can_throw_non_call_exceptions.
9007 (stmt_uses_0_or_null_in_undefined_way): Likewise.
9008 * tree-ssa-alias.c (same_addr_size_stores_p): Likewise.
9010 2019-01-17 Tamar Christina <tamar.christina@arm.com>
9013 * config/aarch64/aarch64.md (STACK_CLASH_SVE_CFA_REGNUM): New.
9014 * config/aarch64/aarch64.c (aarch64_allocate_and_probe_stack_space): Use
9015 it and document registers.
9017 2019-01-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9019 * config/aarch64/aarch64.c (ares_tunings): Define.
9020 * config/aarch64/aarch64-cores.def (ares): Use the above.
9022 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9026 2018-11-06 Wei Xiao <wei3.xiao@intel.com>
9028 * config/i386/avx512fintrin.h: Update VFIXUPIMM* intrinsics.
9029 (_mm512_fixupimm_round_pd): Update parameters and builtin.
9030 (_mm512_maskz_fixupimm_round_pd): Ditto.
9031 (_mm512_fixupimm_round_ps): Ditto.
9032 (_mm512_maskz_fixupimm_round_ps): Ditto.
9033 (_mm_fixupimm_round_sd): Ditto.
9034 (_mm_maskz_fixupimm_round_sd): Ditto.
9035 (_mm_fixupimm_round_ss): Ditto.
9036 (_mm_maskz_fixupimm_round_ss): Ditto.
9037 (_mm512_fixupimm_pd): Ditto.
9038 (_mm512_maskz_fixupimm_pd): Ditto.
9039 (_mm512_fixupimm_ps): Ditto.
9040 (_mm512_maskz_fixupimm_ps): Ditto.
9041 (_mm_fixupimm_sd): Ditto.
9042 (_mm_maskz_fixupimm_sd): Ditto.
9043 (_mm_fixupimm_ss): Ditto.
9044 (_mm_maskz_fixupimm_ss): Ditto.
9045 (_mm512_mask_fixupimm_round_pd): Update builtin.
9046 (_mm512_mask_fixupimm_round_ps): Ditto.
9047 (_mm_mask_fixupimm_round_sd): Ditto.
9048 (_mm_mask_fixupimm_round_ss): Ditto.
9049 (_mm512_mask_fixupimm_pd): Ditto.
9050 (_mm512_mask_fixupimm_ps): Ditto.
9051 (_mm_mask_fixupimm_sd): Ditto.
9052 (_mm_mask_fixupimm_ss): Ditto.
9053 * config/i386/avx512vlintrin.h:
9054 (_mm256_fixupimm_pd): Update parameters and builtin.
9055 (_mm256_maskz_fixupimm_pd): Ditto.
9056 (_mm256_fixupimm_ps): Ditto.
9057 (_mm256_maskz_fixupimm_ps): Ditto.
9058 (_mm_fixupimm_pd): Ditto.
9059 (_mm_maskz_fixupimm_pd): Ditto.
9060 (_mm_fixupimm_ps): Ditto.
9061 (_mm_maskz_fixupimm_ps): Ditto.
9062 (_mm256_mask_fixupimm_pd): Update builtin.
9063 (_mm256_mask_fixupimm_ps): Ditto.
9064 (_mm_mask_fixupimm_pd): Ditto.
9065 (_mm_mask_fixupimm_ps): Ditto.
9066 * config/i386/i386-builtin-types.def: Add new types and remove useless ones.
9067 * config/i386/i386-builtin.def: Update builtin definitions.
9068 * config/i386/i386.c: Handle new builtin types and remove useless ones.
9069 * config/i386/sse.md: Update VFIXUPIMM* patterns.
9070 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9071 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9072 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Update.
9073 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9074 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9075 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Update.
9076 * config/i386/subst.md:
9077 (round_saeonly_sd_mask_operand4): Add new subst_attr.
9078 (round_saeonly_sd_mask_op4): Ditto.
9079 (round_saeonly_expand_operand5): Ditto.
9080 (round_saeonly_expand): Update.
9082 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9086 2018-11-12 Wei Xiao <wei3.xiao@intel.com>
9088 * config/i386/sse.md: Combine VFIXUPIMM* patterns
9089 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9090 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9091 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Remove.
9092 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9093 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9094 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Remove.
9096 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9100 2018-12-15 Jakub Jelinek <jakub@redhat.com>
9103 * config/i386/sse.md (UNSPEC_SFIXUPIMM): New unspec enumerator.
9104 (avx512f_sfixupimm<mode><mask_name><round_saeonly_name>): Use it
9105 instead of UNSPEC_FIXUPIMM.
9107 2019-01-17 Richard Biener <rguenther@suse.de>
9110 * dwarf2out.c (want_pubnames): Never generate pubnames sections
9111 and friends for the LTO part of debug info.
9113 2019-01-17 Jakub Jelinek <jakub@redhat.com>
9115 PR tree-optimization/86214
9116 * cfgexpand.c (add_stack_var_conflict): Don't add any conflicts
9119 PR rtl-optimization/88870
9120 * dce.c (deletable_insn_p): Never delete const/pure calls that can
9121 throw if we can't alter the cfg or delete dead exceptions.
9122 (mark_insn): Don't call find_call_stack_args for such calls.
9124 2019-01-17 Kewen Lin <linkw@gcc.gnu.org>
9126 * doc/extend.texi: Add four new prototypes for vec_ld and seven new
9127 prototypes for vec_st.
9128 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add entries
9129 for scalar address type variants of altivec_vec_ld/altivec_vec_st,
9130 mainly on signed/unsigned long long and double.
9132 2019-01-16 David Malcolm <dmalcolm@redhat.com>
9135 * combine.c (delete_noop_moves): Convert to "bool" return,
9136 returning true if any edges are eliminated.
9137 (combine_instructions): Also return true if delete_noop_moves
9140 2019-01-16 Tamar Christina <tamar.christina@arm.com>
9142 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Use
9143 correct max nunits for endian swap.
9144 (aarch64_expand_fcmla_builtin): Correct subreg code.
9145 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
9146 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>): Correct
9149 2019-01-16 Uroš Bizjak <ubizjak@gmail.com>
9151 * config/alpha/alpha.c (alpha_gimplify_va_arg):
9152 Handle split indirect COMPLEX_TYPE arguments.
9154 2019-01-16 Richard Earnshaw <rearnsha@arm.com>
9157 * config/aarch64/aarch64-modes.def: Add comment about how the carry
9158 bit is set by add and compare.
9159 (CC_ADC): New CC_MODE.
9160 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Use variables
9161 to cache the code and mode of X. Adjust the shape of a CC_Cmode
9162 comparison. Add detection for CC_ADCmode.
9163 (aarch64_get_condition_code_1): Update code support for CC_Cmode. Add
9165 * config/aarch64/aarch64.md (uaddv<mode>4): Use LTU with CCmode.
9166 (uaddvti4): Comparison result is in CC_ADCmode and the condition is GEU.
9167 (add<mode>3_compareC_cconly_imm): Delete. Merge into...
9168 (add<mode>3_compareC_cconly): ... this. Restructure the comparison
9169 to eliminate the need for zero-extending the operands.
9170 (add<mode>3_compareC_imm): Delete. Merge into ...
9171 (add<mode>3_compareC): ... this. Restructure the comparison to
9172 eliminate the need for zero-extending the operands.
9173 (add<mode>3_carryin): Use LTU for the overflow detection.
9174 (add<mode>3_carryinC): Use CC_ADCmode for the result of the carry out.
9175 Reexpress comparison for overflow.
9176 (add<mode>3_carryinC_zero): Update for change to add<mode>3_carryinC.
9177 (add<mode>3_carryinC): Likewise.
9178 (add<mode>3_carryinV): Use LTU for carry between partials.
9179 * config/aarch64/predicates.md (aarch64_carry_operation): Update
9180 handling of CC_Cmode and add CC_ADCmode.
9181 (aarch64_borrow_operation): Likewise.
9183 2019-01-16 Tamar Christina <tamar.christina@arm.com>
9185 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): Remove patternmode.
9186 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): Likewise.
9187 * config/arm/neon.md (neon_vcmla_lane<rot><mode>, neon_vcmla_laneq<rot><mode>,
9188 neon_vcmlaq_lane<rot><mode>): Remove endianness conversion.
9190 2019-01-16 Martin Liska <mliska@suse.cz>
9192 * Makefile.in: Set TOOL_INCLUDE_DIR and NATIVE_SYSTEM_HEADER_DIR
9194 * config/gnu-user.h (TARGET_F951_OPTIONS): Add 'finclude%s/' as
9196 * gcc.c (add_sysrooted_hdrs_prefix): New function.
9197 (path_prefix_reset): Move up in the source file.
9198 (find_fortran_preinclude_file): Make complex search for the
9199 fortran header files.
9201 2019-01-15 Nikhil Benesch <nikhil.benesch@gmail.com>
9203 * godump.c (go_output_typedef): When outputting a typedef, refer
9204 to the underlying type by its name and not its structure.
9206 2019-01-15 David Malcolm <dmalcolm@redhat.com>
9209 * tree.c (build_function_type): Assert that arg_types is not
9212 2019-01-15 Richard Sandiford <richard.sandiford@arm.com>
9215 * doc/extend.texi: Document that listing the stack pointer in the
9216 clobber list of an asm is a deprecated feature.
9217 * common.opt (Wdeprecated): Moved from c-family/c.opt.
9218 * cfgexpand.c (asm_clobber_reg_is_valid): Issue a -Wdeprecated
9219 warning instead of an error for clobbers of the stack pointer.
9220 Add a note explaining why.
9222 2019-01-15 Richard Biener <rguenther@suse.de>
9225 * dwarf2out.c (gen_member_die): Do not generate inheritance
9228 2019-01-15 Richard Biener <rguenther@suse.de>
9230 PR tree-optimization/88855
9231 * tree-if-conv.c (combine_blocks): Collect
9232 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from propagated out virtuals.
9234 2019-01-15 Tom de Vries <tdevries@suse.de>
9237 * config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Handle
9238 lhs == NULL_TREE for gang-level reduction.
9240 2019-01-15 Richard Biener <rguenther@suse.de>
9241 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9244 * ipa-pure-const.c (malloc_candidate_p_1): Add parameter visited and
9245 return true if SSA_NAME is already marked in visited bitmap.
9246 (malloc_candidate_p): Pass visited to malloc_candidate_p_1.
9248 2019-01-15 Jakub Jelinek <jakub@redhat.com>
9250 PR tree-optimization/88775
9251 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)): Optimize
9252 equal == 0 equality pointer comparisons some more if compared in
9253 integral types and either one points to an automatic var and the
9254 other to a global, or we can prove at least one points to the middle
9255 or both point to start or both point to end.
9257 2019-01-14 Andi Kleen <ak@linux.intel.com>
9259 * Makefile.in: Lower autofdo sampling rate by 10x.
9260 * Makefile.tpl: Dito.
9262 2019-01-14 Tom Honermann <tom@honermann.net>
9264 * defaults.h: Define CHAR8_TYPE.
9266 2019-01-14 Martin Sebor <msebor@redhat.com>
9269 * doc/extend.texi (Darwin Format Checks): Clarify.
9271 2019-01-14 Richard Biener <rguenther@suse.de>
9273 * genmatch.c (dt_simplify::gen_1): Change dumping dependent on
9274 whether we are in (simplify ...) or (match ...) context.
9276 2019-01-14 Jakub Jelinek <jakub@redhat.com>
9278 PR rtl-optimization/88796
9279 * emit-rtl.h (struct rtl_data): Add stack_protect_guard_decl field.
9280 * cfgexpand.c (stack_protect_prologue): Initialize
9281 crtl->stack_protect_guard_decl.
9282 * function.c (stack_protect_epilogue): Use it instead of calling
9283 targetm.stack_protect_guard again.
9284 * dse.c (check_mem_read_rtx): Ignore MEM_VOLATILE_P reads from
9285 MEMs with MEM_EXPR equal to crtl->stack_protect_guard or
9286 crtl->stack_protect_guard_decl.
9287 * config/i386/i386.c (ix86_stack_protect_guard): Set TREE_THIS_VOLATILE
9288 on the returned MEM_EXPR.
9290 2019-01-12 Tom de Vries <tdevries@suse.de>
9292 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Alow setting
9293 vector length using -fopenacc-dim.
9295 2019-01-12 Tom de Vries <tdevries@suse.de>
9297 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Take larger vector
9298 lengths into account.
9300 2019-01-12 Svante Signell <svante.signell@gmail.com>
9302 * config/i386/gnu.h (TARGET_THREAD_SSP_OFFSET): Define.
9303 (TARGET_CAN_SPLIT_STACK): Define.
9304 (TARGET_THREAD_SPLIT_STACK_OFFSET): Define.
9306 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9308 * params.def (inline-unit-growth): Set to 40.
9310 2019-01-12 Jakub Jelinek <jakub@redhat.com>
9312 * tree-ssa-loop-ivopts.c (find_inv_vars): Fix a comment typo.
9314 2019-01-12 Tom de Vries <tdevries@suse.de>
9316 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): In offloading
9317 region calling vector-partitionable routine, set default_vector_length
9320 2019-01-12 Tom de Vries <tdevries@suse.de>
9322 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add an use new
9323 variable default_vector_length.
9325 2019-01-12 Tom de Vries <tdevries@suse.de>
9328 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Apply defaults
9329 from oacc_default_dims, as oacc_validate_dims would do it, and apply
9332 2019-01-12 Tom de Vries <tdevries@suse.de>
9334 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1)
9335 (nvptx_goacc_validate_dims): Add used parameter.
9336 * doc/tm.texi: Regenerate.
9337 * omp-offload.c (oacc_parse_default_dims, oacc_validate_dims): Add
9338 argument to call to targetm.goacc.validate_dims.
9339 (default_goacc_validate_dims): Add used
9341 * target.def (validate_dims): Add used parameter in DEFHOOK.
9342 * targhooks.h (default_goacc_validate_dims): Add used parameter.
9344 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9348 * tree-inline.h (struct copy_body_data): Add adjust_array_error_bounds
9350 * tree-inline.c (remap_type_1): Formatting fix. If TYPE_MAX_VALUE of
9351 ARRAY_TYPE's TYPE_DOMAIN is newly error_mark_node, replace it with
9352 a dummy "omp dummy var" variable if id->adjust_array_error_bounds.
9353 * omp-low.c (new_omp_context): Set cb.adjust_array_error_bounds.
9355 2019-01-11 Vladimir Makarov <vmakarov@redhat.com>
9357 PR rtl-optimization/87305
9359 (setup_live_pseudos_and_spill_after_risky_transforms): Add code
9360 for little endian pseudos used as paradoxical subreg.
9362 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9364 PR tree-optimization/88693
9365 * tree-ssa-strlen.c (get_min_string_length): Don't set *full_string_p
9366 for STRING_CSTs that don't contain any NUL characters in the first
9367 TREE_STRING_LENGTH bytes.
9369 2019-01-11 Alan Modra <amodra@gmail.com>
9373 * genattrtab.c (min_fn): Don't translate values.
9374 (min_attr_value): Return INT_MAX when the value can't be calculated.
9375 Return minimum among any values that can be calculated.
9376 (max_attr_value): Adjust.
9378 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9380 * Makefile.in (PLUGIN_HEADERS): Add $(INSN_ATTR_H).
9382 2019-01-11 Steve Ellcey <sellcey@marvell.com>
9384 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
9385 (aarch64_hard_regno_call_part_clobbered): Add insn argument.
9386 (aarch64_return_call_with_max_clobbers): New function.
9387 (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New macro.
9388 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Add insn
9390 * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): Ditto.
9391 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Ditto.
9392 * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered): Ditto.
9393 * config/s390/s390.c (s390_hard_regno_call_part_clobbered): Ditto.
9394 * cselib.c (cselib_process_insn): Add argument to
9395 targetm.hard_regno_call_part_clobbered call.
9396 * ira-conflicts.c (ira_build_conflicts): Ditto.
9397 * ira-costs.c (ira_tune_allocno_costs): Ditto.
9398 * lra-constraints.c (inherit_reload_reg): Ditto.
9399 * lra-int.h (struct lra_reg): Add call_insn field, remove call_p field.
9400 * lra-lives.c (check_pseudos_live_through_calls): Add call_insn
9401 argument. Call targetm.return_call_with_max_clobbers.
9402 Add argument to targetm.hard_regno_call_part_clobbered call.
9403 (calls_have_same_clobbers_p): New function.
9404 (process_bb_lives): Add call_insn and last_call_insn variables.
9405 Pass call_insn to check_pseudos_live_through_calls.
9406 Modify if stmt to check targetm.return_call_with_max_clobbers.
9407 Update setting of flush variable.
9408 (lra_create_live_ranges_1): Set call_insn to NULL instead of call_p
9410 * lra.c (initialize_lra_reg_info_element): Set call_insn to NULL.
9411 * regcprop.c (copyprop_hardreg_forward_1): Add argument to
9412 targetm.hard_regno_call_part_clobbered call.
9413 * reginfo.c (choose_hard_reg_mode): Ditto.
9414 * regrename.c (check_new_reg_p): Ditto.
9415 * reload.c (find_equiv_reg): Ditto.
9416 * reload1.c (emit_reload_insns): Ditto.
9417 * sched-deps.c (deps_analyze_insn): Ditto.
9418 * sel-sched.c (init_regs_for_mode): Ditto.
9419 (mark_unavailable_hard_regs): Ditto.
9420 * targhooks.c (default_dwarf_frame_reg_mode): Ditto.
9421 * target.def (hard_regno_call_part_clobbered): Add insn argument.
9422 (return_call_with_max_clobbers): New target function.
9423 * doc/tm.texi: Regenerate.
9424 * doc/tm.texi.in (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New hook.
9425 * hooks.c (hook_bool_uint_mode_false): Change to
9426 hook_bool_insn_uint_mode_false.
9427 * hooks.h (hook_bool_uint_mode_false): Ditto.
9429 2019-01-11 Steve Ellcey <sellcey@marvell.com>
9431 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
9432 (aarch64_remove_extra_call_preserved_regs): New function.
9433 (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New macro.
9434 * doc/tm.texi.in (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New hook.
9435 * doc/tm.texi: Regenerate.
9436 * final.c (get_call_reg_set_usage): Call new hook.
9437 * target.def (remove_extra_call_preserved_regs): New hook.
9438 * targhooks.c (default_remove_extra_call_preserved_regs): New function.
9439 * targhooks.h (default_remove_extra_call_preserved_regs): New function.
9441 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9444 * passes.c (finish_optimization_passes): Call print_combine_total_stats
9445 inside of pass_combine_1 dump rather than pass_profile_1.
9447 2019-01-11 Tom de Vries <tdevries@suse.de>
9449 * config/nvptx/nvptx.c (PTX_CTA_NUM_BARRIERS, PTX_PER_CTA_BARRIER)
9450 (PTX_NUM_PER_CTA_BARRIER, PTX_FIRST_PER_WORKER_BARRIER)
9451 (PTX_NUM_PER_WORKER_BARRIERS): Define.
9452 (nvptx_apply_dim_limits): Prevent vector_length 64 and
9455 2019-01-11 Tom de Vries <tdevries@suse.de>
9457 * config/nvptx/nvptx.c (PTX_CTA_SIZE): Move up.
9459 2019-01-11 Jan Beulich <jbeulich@suse.com>
9461 * config/i386/i386.md (rex64suffix): Add L suffix for SI.
9462 * config/i386/sse.md (cvtusi2<ssescalarmodesuffix>32<round_name>,
9463 sse2_cvtsi2sd): Add {l}.
9464 (sse2_cvtsi2sdq<round_name>): Make q conditional upon AT&T
9467 2019-01-10 Jakub Jelinek <jakub@redhat.com>
9470 * config/i386/sse.md (float<floatunssuffix>v2div2sf2): Turn into
9472 (*float<floatunssuffix>v2div2sf2): New define_insn.
9473 (float<floatunssuffix>v2div2sf2_mask): Turn into define_expand.
9474 (*float<floatunssuffix>v2div2sf2_mask): New define_insn.
9475 (*float<floatunssuffix>v2div2sf2_mask_1): Replace
9476 subrtxes (const_vector:V2SF [(const_int 0) (const_int 0)]) with
9477 match_operands with "const0_operand" "C".
9479 2019-01-10 Tamar Christina <tamar.christina@arm.com>
9481 * config/aarch64/aarch64-builtins.c
9482 (aarch64_init_builtins): Move aarch64_init_fcmla_laneq_builtins...
9483 (aarch64_init_simd_builtins): ...Here
9485 2019-01-10 Vladimir Makarov <vmakarov@redhat.com>
9487 PR rtl-optimization/87305
9489 (setup_live_pseudos_and_spill_after_risky_transforms): Check
9490 allocation for big endian pseudos used as paradoxical subregs and
9491 spill them if it is wrong.
9492 * lra-constraints.c (lra_constraints): Add a comment.
9494 2019-01-10 Richard Biener <rguenther@suse.de>
9496 PR tree-optimization/88792
9497 * tree-ssa-pre.c (get_representative_for): Do not return a
9500 2019-01-10 Jakub Jelinek <jakub@redhat.com>
9504 * function.c (assign_stack_local_1): Revert the 2018-11-21 changes.
9505 (assign_parm_setup_block): Do the argument slot realignment here
9508 2019-01-10 Stefan Agner <stefan@agner.ch>
9511 * config/arm/arm.c (arm_option_override_internal): Force
9512 opts->x_inline_asm_unified to true only if TARGET_THUMB2_P.
9514 2019-01-10 Jakub Jelinek <jakub@redhat.com>
9517 * attribs.c (handle_dll_attribute): Clear TREE_STATIC after setting
9520 2019-01-10 Tamar Christina <tamar.christina@arm.com>
9522 * config/arm/arm-builtins.c
9523 (enum arm_type_qualifiers): Add qualifier_lane_pair_index.
9524 (MAC_LANE_PAIR_QUALIFIERS): New.
9525 (arm_expand_builtin_args): Use it.
9526 (arm_expand_builtin_1): Likewise.
9527 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): New.
9528 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): New.
9529 * config/arm/arm-c.c (arm_cpu_builtins): Add __ARM_FEATURE_COMPLEX.
9530 * config/arm/arm_neon.h:
9531 (vcadd_rot90_f16): New.
9532 (vcaddq_rot90_f16): New.
9533 (vcadd_rot270_f16): New.
9534 (vcaddq_rot270_f16): New.
9537 (vcmla_lane_f16): New.
9538 (vcmla_laneq_f16): New.
9539 (vcmlaq_lane_f16): New.
9540 (vcmlaq_laneq_f16): New.
9541 (vcmla_rot90_f16): New.
9542 (vcmlaq_rot90_f16): New.
9543 (vcmla_rot90_lane_f16): New.
9544 (vcmla_rot90_laneq_f16): New.
9545 (vcmlaq_rot90_lane_f16): New.
9546 (vcmlaq_rot90_laneq_f16): New.
9547 (vcmla_rot180_f16): New.
9548 (vcmlaq_rot180_f16): New.
9549 (vcmla_rot180_lane_f16): New.
9550 (vcmla_rot180_laneq_f16): New.
9551 (vcmlaq_rot180_lane_f16): New.
9552 (vcmlaq_rot180_laneq_f16): New.
9553 (vcmla_rot270_f16): New.
9554 (vcmlaq_rot270_f16): New.
9555 (vcmla_rot270_lane_f16): New.
9556 (vcmla_rot270_laneq_f16): New.
9557 (vcmlaq_rot270_lane_f16): New.
9558 (vcmlaq_rot270_laneq_f16): New.
9559 (vcadd_rot90_f32): New.
9560 (vcaddq_rot90_f32): New.
9561 (vcadd_rot270_f32): New.
9562 (vcaddq_rot270_f32): New.
9565 (vcmla_lane_f32): New.
9566 (vcmla_laneq_f32): New.
9567 (vcmlaq_lane_f32): New.
9568 (vcmlaq_laneq_f32): New.
9569 (vcmla_rot90_f32): New.
9570 (vcmlaq_rot90_f32): New.
9571 (vcmla_rot90_lane_f32): New.
9572 (vcmla_rot90_laneq_f32): New.
9573 (vcmlaq_rot90_lane_f32): New.
9574 (vcmlaq_rot90_laneq_f32): New.
9575 (vcmla_rot180_f32): New.
9576 (vcmlaq_rot180_f32): New.
9577 (vcmla_rot180_lane_f32): New.
9578 (vcmla_rot180_laneq_f32): New.
9579 (vcmlaq_rot180_lane_f32): New.
9580 (vcmlaq_rot180_laneq_f32): New.
9581 (vcmla_rot270_f32): New.
9582 (vcmlaq_rot270_f32): New.
9583 (vcmla_rot270_lane_f32): New.
9584 (vcmla_rot270_laneq_f32): New.
9585 (vcmlaq_rot270_lane_f32): New.
9586 (vcmlaq_rot270_laneq_f32): New.
9587 * config/arm/arm_neon_builtins.def (vcadd90, vcadd270, vcmla0, vcmla90,
9588 vcmla180, vcmla270, vcmla_lane0, vcmla_lane90, vcmla_lane180,
9589 vcmla_lane270, vcmla_laneq0, vcmla_laneq90, vcmla_laneq180,
9590 vcmla_laneq270, vcmlaq_lane0, vcmlaq_lane90, vcmlaq_lane180,
9591 vcmlaq_lane270): New.
9592 * config/arm/neon.md (neon_vcmla_lane<rot><mode>,
9593 neon_vcmla_laneq<rot><mode>, neon_vcmlaq_lane<rot><mode>): New.
9594 * config/arm/arm.c (arm_arch8_3, arm_arch8_4): New.
9595 * config/arm/arm.h (TARGET_COMPLEX, arm_arch8_3, arm_arch8_4): New.
9596 (arm_option_reconfigure_globals): Use them.
9597 * config/arm/iterators.md (VDF, VQ_HSF): New.
9598 (VCADD, VCMLA): New.
9599 (VF_constraint, rot, rotsplit1, rotsplit2): Add V4HF and V8HF.
9600 * config/arm/neon.md (neon_vcadd<rot><mode>, neon_vcmla<rot><mode>):
9602 * config/arm/unspecs.md (UNSPEC_VCADD90, UNSPEC_VCADD270,
9603 UNSPEC_VCMLA, UNSPEC_VCMLA90, UNSPEC_VCMLA180, UNSPEC_VCMLA270): New.
9605 2019-01-10 Tamar Christina <tamar.christina@arm.com>
9607 * config/aarch64/aarch64-builtins.c (enum aarch64_type_qualifiers):
9608 Add qualifier_lane_pair_index.
9609 (emit-rtl.h): Include.
9610 (TYPES_QUADOP_LANE_PAIR): New.
9611 (aarch64_simd_expand_args): Use it.
9612 (aarch64_simd_expand_builtin): Likewise.
9613 (AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_laneq_builtin_datum):
9615 (FCMLA_LANEQ_BUILTIN, AARCH64_SIMD_FCMLA_LANEQ_BUILTIN_BASE,
9616 AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_lane_builtin_data,
9617 aarch64_init_fcmla_laneq_builtins, aarch64_expand_fcmla_builtin): New.
9618 (aarch64_init_builtins): Add aarch64_init_fcmla_laneq_builtins.
9619 (aarch64_expand_buildin): Add AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V2SF,
9620 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V2SF,
9621 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V2SF,
9622 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ2700_V2SF,
9623 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V4HF,
9624 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V4HF,
9625 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V4HF,
9626 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ270_V4HF.
9627 * config/aarch64/iterators.md (FCMLA_maybe_lane): New.
9628 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
9629 Add __ARM_FEATURE_COMPLEX.
9630 * config/aarch64/aarch64-simd-builtins.def (fcadd90, fcadd270, fcmla0,
9631 fcmla90, fcmla180, fcmla270, fcmla_lane0, fcmla_lane90, fcmla_lane180,
9632 fcmla_lane270, fcmla_laneq0, fcmla_laneq90, fcmla_laneq180,
9633 fcmla_laneq270, fcmlaq_lane0, fcmlaq_lane90, fcmlaq_lane180,
9634 fcmlaq_lane270): New.
9635 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
9636 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>,
9637 aarch64_fcadd<rot><mode>, aarch64_fcmla<rot><mode>): New.
9638 * config/aarch64/arm_neon.h:
9639 (vcadd_rot90_f16): New.
9640 (vcaddq_rot90_f16): New.
9641 (vcadd_rot270_f16): New.
9642 (vcaddq_rot270_f16): New.
9645 (vcmla_lane_f16): New.
9646 (vcmla_laneq_f16): New.
9647 (vcmlaq_lane_f16): New.
9648 (vcmlaq_rot90_lane_f16): New.
9649 (vcmla_rot90_laneq_f16): New.
9650 (vcmla_rot90_lane_f16): New.
9651 (vcmlaq_rot90_f16): New.
9652 (vcmla_rot90_f16): New.
9653 (vcmlaq_laneq_f16): New.
9654 (vcmla_rot180_laneq_f16): New.
9655 (vcmla_rot180_lane_f16): New.
9656 (vcmlaq_rot180_f16): New.
9657 (vcmla_rot180_f16): New.
9658 (vcmlaq_rot90_laneq_f16): New.
9659 (vcmlaq_rot270_laneq_f16): New.
9660 (vcmlaq_rot270_lane_f16): New.
9661 (vcmla_rot270_laneq_f16): New.
9662 (vcmlaq_rot270_f16): New.
9663 (vcmla_rot270_f16): New.
9664 (vcmlaq_rot180_laneq_f16): New.
9665 (vcmlaq_rot180_lane_f16): New.
9666 (vcmla_rot270_lane_f16): New.
9667 (vcadd_rot90_f32): New.
9668 (vcaddq_rot90_f32): New.
9669 (vcaddq_rot90_f64): New.
9670 (vcadd_rot270_f32): New.
9671 (vcaddq_rot270_f32): New.
9672 (vcaddq_rot270_f64): New.
9676 (vcmla_lane_f32): New.
9677 (vcmla_laneq_f32): New.
9678 (vcmlaq_lane_f32): New.
9679 (vcmlaq_laneq_f32): New.
9680 (vcmla_rot90_f32): New.
9681 (vcmlaq_rot90_f32): New.
9682 (vcmlaq_rot90_f64): New.
9683 (vcmla_rot90_lane_f32): New.
9684 (vcmla_rot90_laneq_f32): New.
9685 (vcmlaq_rot90_lane_f32): New.
9686 (vcmlaq_rot90_laneq_f32): New.
9687 (vcmla_rot180_f32): New.
9688 (vcmlaq_rot180_f32): New.
9689 (vcmlaq_rot180_f64): New.
9690 (vcmla_rot180_lane_f32): New.
9691 (vcmla_rot180_laneq_f32): New.
9692 (vcmlaq_rot180_lane_f32): New.
9693 (vcmlaq_rot180_laneq_f32): New.
9694 (vcmla_rot270_f32): New.
9695 (vcmlaq_rot270_f32): New.
9696 (vcmlaq_rot270_f64): New.
9697 (vcmla_rot270_lane_f32): New.
9698 (vcmla_rot270_laneq_f32): New.
9699 (vcmlaq_rot270_lane_f32): New.
9700 (vcmlaq_rot270_laneq_f32): New.
9701 * config/aarch64/aarch64.h (TARGET_COMPLEX): New.
9702 * config/aarch64/iterators.md (UNSPEC_FCADD90, UNSPEC_FCADD270,
9703 UNSPEC_FCMLA, UNSPEC_FCMLA90, UNSPEC_FCMLA180, UNSPEC_FCMLA270): New.
9704 (FCADD, FCMLA): New.
9706 * config/arm/types.md (neon_fcadd, neon_fcmla): New.
9708 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
9712 * config/pa/pa.c: Change "can not" to "cannot".
9713 * gimple-ssa-evrp-analyze.c: Likewise.
9714 * ipa-icf.c: Likewise.
9715 * ipa-polymorphic-call.c: Likewise.
9716 * ipa-pure-const.c: Likewise.
9717 * lra-constraints.c: Likewise.
9718 * lra-remat.c: Likewise.
9719 * reload1.c: Likewise.
9720 * reorg.c: Likewise.
9721 * tree-ssa-uninit.c: Likewise.
9723 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
9727 * Makefile.in: Mechanically replace "can not" with "cannot".
9728 * alias.c: Likewise.
9729 * builtins.c: Likewise.
9730 * calls.c: Likewise.
9731 * cgraph.c: Likewise.
9732 * cgraph.h: Likewise.
9733 * cgraphclones.c: Likewise.
9734 * cgraphunit.c: Likewise.
9735 * combine-stack-adj.c: Likewise.
9736 * combine.c: Likewise.
9737 * common/config/i386/i386-common.c: Likewise.
9738 * config/aarch64/aarch64.c: Likewise.
9739 * config/alpha/sync.md: Likewise.
9740 * config/arc/arc.c: Likewise.
9741 * config/arc/predicates.md: Likewise.
9742 * config/arm/arm-c.c: Likewise.
9743 * config/arm/arm.c: Likewise.
9744 * config/arm/arm.h: Likewise.
9745 * config/arm/arm.md: Likewise.
9746 * config/arm/cortex-r4f.md: Likewise.
9747 * config/csky/csky.c: Likewise.
9748 * config/csky/csky.h: Likewise.
9749 * config/darwin-f.c: Likewise.
9750 * config/epiphany/epiphany.md: Likewise.
9751 * config/i386/i386.c: Likewise.
9752 * config/i386/sol2.h: Likewise.
9753 * config/m68k/m68k.c: Likewise.
9754 * config/mcore/mcore.h: Likewise.
9755 * config/microblaze/microblaze.md: Likewise.
9756 * config/mips/20kc.md: Likewise.
9757 * config/mips/sb1.md: Likewise.
9758 * config/nds32/nds32.c: Likewise.
9759 * config/nds32/predicates.md: Likewise.
9760 * config/pa/pa.c: Likewise.
9761 * config/rs6000/e300c2c3.md: Likewise.
9762 * config/rs6000/rs6000.c: Likewise.
9763 * config/s390/s390.h: Likewise.
9764 * config/sh/sh.c: Likewise.
9765 * config/sh/sh.md: Likewise.
9766 * config/spu/vmx2spu.h: Likewise.
9767 * cprop.c: Likewise.
9768 * dbxout.c: Likewise.
9769 * df-scan.c: Likewise.
9770 * doc/cfg.texi: Likewise.
9771 * doc/extend.texi: Likewise.
9772 * doc/fragments.texi: Likewise.
9773 * doc/gty.texi: Likewise.
9774 * doc/invoke.texi: Likewise.
9775 * doc/lto.texi: Likewise.
9776 * doc/md.texi: Likewise.
9777 * doc/objc.texi: Likewise.
9778 * doc/rtl.texi: Likewise.
9779 * doc/tm.texi: Likewise.
9781 * emit-rtl.c: Likewise.
9782 * emit-rtl.h: Likewise.
9783 * except.c: Likewise.
9784 * expmed.c: Likewise.
9786 * fold-const.c: Likewise.
9787 * genautomata.c: Likewise.
9788 * gimple-fold.c: Likewise.
9789 * hard-reg-set.h: Likewise.
9790 * ifcvt.c: Likewise.
9791 * ipa-comdats.c: Likewise.
9792 * ipa-cp.c: Likewise.
9793 * ipa-devirt.c: Likewise.
9794 * ipa-fnsummary.c: Likewise.
9795 * ipa-icf.c: Likewise.
9796 * ipa-inline-transform.c: Likewise.
9797 * ipa-inline.c: Likewise.
9798 * ipa-polymorphic-call.c: Likewise.
9799 * ipa-profile.c: Likewise.
9800 * ipa-prop.c: Likewise.
9801 * ipa-pure-const.c: Likewise.
9802 * ipa-reference.c: Likewise.
9803 * ipa-split.c: Likewise.
9804 * ipa-visibility.c: Likewise.
9806 * ira-build.c: Likewise.
9807 * ira-color.c: Likewise.
9808 * ira-conflicts.c: Likewise.
9809 * ira-costs.c: Likewise.
9810 * ira-int.h: Likewise.
9811 * ira-lives.c: Likewise.
9814 * loop-invariant.c: Likewise.
9815 * loop-unroll.c: Likewise.
9816 * lower-subreg.c: Likewise.
9817 * lra-assigns.c: Likewise.
9818 * lra-constraints.c: Likewise.
9819 * lra-eliminations.c: Likewise.
9820 * lra-lives.c: Likewise.
9821 * lra-remat.c: Likewise.
9822 * lra-spills.c: Likewise.
9824 * lto-cgraph.c: Likewise.
9825 * lto-streamer-out.c: Likewise.
9826 * postreload-gcse.c: Likewise.
9827 * predict.c: Likewise.
9828 * profile-count.h: Likewise.
9829 * profile.c: Likewise.
9830 * recog.c: Likewise.
9832 * reload.c: Likewise.
9833 * reload1.c: Likewise.
9834 * reorg.c: Likewise.
9835 * resource.c: Likewise.
9836 * rtl.def: Likewise.
9838 * rtlanal.c: Likewise.
9839 * sched-deps.c: Likewise.
9840 * sched-ebb.c: Likewise.
9841 * sched-rgn.c: Likewise.
9842 * sel-sched-ir.c: Likewise.
9843 * sel-sched.c: Likewise.
9844 * shrink-wrap.c: Likewise.
9845 * simplify-rtx.c: Likewise.
9846 * symtab.c: Likewise.
9847 * target.def: Likewise.
9848 * toplev.c: Likewise.
9849 * tree-call-cdce.c: Likewise.
9850 * tree-cfg.c: Likewise.
9851 * tree-complex.c: Likewise.
9852 * tree-core.h: Likewise.
9853 * tree-eh.c: Likewise.
9854 * tree-inline.c: Likewise.
9855 * tree-loop-distribution.c: Likewise.
9856 * tree-nrv.c: Likewise.
9857 * tree-profile.c: Likewise.
9858 * tree-sra.c: Likewise.
9859 * tree-ssa-alias.c: Likewise.
9860 * tree-ssa-dce.c: Likewise.
9861 * tree-ssa-dom.c: Likewise.
9862 * tree-ssa-forwprop.c: Likewise.
9863 * tree-ssa-loop-im.c: Likewise.
9864 * tree-ssa-loop-ivcanon.c: Likewise.
9865 * tree-ssa-loop-ivopts.c: Likewise.
9866 * tree-ssa-loop-niter.c: Likewise.
9867 * tree-ssa-phionlycprop.c: Likewise.
9868 * tree-ssa-phiopt.c: Likewise.
9869 * tree-ssa-propagate.c: Likewise.
9870 * tree-ssa-threadedge.c: Likewise.
9871 * tree-ssa-threadupdate.c: Likewise.
9872 * tree-ssa-uninit.c: Likewise.
9873 * tree-ssanames.c: Likewise.
9874 * tree-streamer-out.c: Likewise.
9877 * vr-values.c: Likewise.
9879 2019-01-09 Uroš Bizjak <ubizjak@gmail.com>
9881 * config/i386/i386-protos.h (ix86_expand_xorsign): New prototype.
9882 (ix86_split_xorsign): Ditto.
9883 * config/i386/i386.c (ix86_expand_xorsign): New function.
9884 (ix86_split_xorsign): Ditto.
9885 * config/i386/i386.md (UNSPEC_XORSIGN): New unspec.
9886 (xorsign<mode>3): New expander.
9887 (xorsign<mode>3_1): New insn_and_split pattern.
9888 * config/i386/sse.md (xorsign<mode>3): New expander.
9890 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
9892 * config/sparc/sparc.md (*tablejump_sp32): Merge into...
9893 (*tablejump_sp64): Likewise.
9894 (*tablejump<P:mode>): ...this.
9895 (*call_address_sp32): Merge into...
9896 (*call_address_sp64): Likewise.
9897 (*call_address<P:mode>): ...this.
9898 (*call_symbolic_sp32): Merge into...
9899 (*call_symbolic_sp64): Likewise.
9900 (*call_symbolic<P:mode>): ...this.
9901 (call_value): Remove constraint and add predicate.
9902 (*call_value_address_sp32): Merge into...
9903 (*call_value_address_sp64): Likewise.
9904 (*call_value_address<P:mode>): ...this.
9905 (*call_value_symbolic_sp32): Merge into...
9906 (*call_value_symbolic_sp64): Likewise.
9907 (*call_value_symbolic<P:mode>): ...this.
9908 (*sibcall_symbolic_sp32): Merge into...
9909 (*sibcall_symbolic_sp64): Likewise.
9910 (*sibcall_symbolic<P:mode>): ...this.
9911 (sibcall_value): Remove constraint and add predicate.
9912 (*sibcall_value_symbolic_sp32): Merge into...
9913 (*sibcall_value_symbolic_sp64): Likewise.
9914 (*sibcall_value_symbolic<P:mode>): ...this.
9915 (window_save): Minor tweak.
9916 (*branch_sp32): Merge into...
9917 (*branch_sp64): Likewise.
9918 (*branch<P:mode>): ...this.
9920 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
9921 James Clarke <jrtc27@jrtc27.com>
9924 * config/sparc/sparc.c (sparc_legitimize_tls_address): Only use Pmode
9925 consistently in TLS address generation and adjust code to the renaming
9926 of patterns. Mark calls to __tls_get_addr as const.
9927 * config/sparc/sparc.md (tgd_hi22): Turn into...
9928 (tgd_hi22<P:mode>): ...this and use Pmode throughout.
9929 (tgd_lo10): Turn into...
9930 (tgd_lo10<P:mode>): ...this and use Pmode throughout.
9931 (tgd_add32): Merge into...
9932 (tgd_add64): Likewise.
9933 (tgd_add<P:mode>): ...this and use Pmode throughout.
9934 (tldm_hi22): Turn into...
9935 (tldm_hi22<P:mode>): ...this and use Pmode throughout.
9936 (tldm_lo10): Turn into...
9937 (tldm_lo10<P:mode>): ...this and use Pmode throughout.
9938 (tldm_add32): Merge into...
9939 (tldm_add64): Likewise.
9940 (tldm_add<P:mode>): ...this and use Pmode throughout.
9941 (tldm_call32): Merge into...
9942 (tldm_call64): Likewise.
9943 (tldm_call<P:mode>): ...this and use Pmode throughout.
9944 (tldo_hix22): Turn into...
9945 (tldo_hix22<P:mode>): ...this and use Pmode throughout.
9946 (tldo_lox10): Turn into...
9947 (tldo_lox10<P:mode>): ...this and use Pmode throughout.
9948 (tldo_add32): Merge into...
9949 (tldo_add64): Likewise.
9950 (tldo_add<P:mode>): ...this and use Pmode throughout.
9951 (tie_hi22): Turn into...
9952 (tie_hi22<P:mode>): ...this and use Pmode throughout.
9953 (tie_lo10): Turn into...
9954 (tie_lo10<P:mode>): ...this and use Pmode throughout.
9955 (tie_ld64): Use DImode throughout.
9956 (tie_add32): Merge into...
9957 (tie_add64): Likewise.
9958 (tie_add<P:mode>): ...this and use Pmode throughout.
9959 (tle_hix22_sp32): Merge into...
9960 (tle_hix22_sp64): Likewise.
9961 (tle_hix22<P:mode>): ...this and use Pmode throughout.
9962 (tle_lox22_sp32): Merge into...
9963 (tle_lox22_sp64): Likewise.
9964 (tle_lox22<P:mode>): ...this and use Pmode throughout.
9965 (*tldo_ldub_sp32): Merge into...
9966 (*tldo_ldub_sp64): Likewise.
9967 (*tldo_ldub<P:mode>): ...this and use Pmode throughout.
9968 (*tldo_ldub1_sp32): Merge into...
9969 (*tldo_ldub1_sp64): Likewise.
9970 (*tldo_ldub1<P:mode>): ...this and use Pmode throughout.
9971 (*tldo_ldub2_sp32): Merge into...
9972 (*tldo_ldub2_sp64): Likewise.
9973 (*tldo_ldub2<P:mode>): ...this and use Pmode throughout.
9974 (*tldo_ldsb1_sp32): Merge into...
9975 (*tldo_ldsb1_sp64): Likewise.
9976 (*tldo_ldsb1<P:mode>): ...this and use Pmode throughout.
9977 (*tldo_ldsb2_sp32): Merge into...
9978 (*tldo_ldsb2_sp64): Likewise.
9979 (*tldo_ldsb2<P:mode>): ...this and use Pmode throughout.
9980 (*tldo_ldub3_sp64): Use DImode throughout.
9981 (*tldo_ldsb3_sp64): Likewise.
9982 (*tldo_lduh_sp32): Merge into...
9983 (*tldo_lduh_sp64): Likewise.
9984 (*tldo_lduh<P:mode>): ...this and use Pmode throughout.
9985 (*tldo_lduh1_sp32): Merge into...
9986 (*tldo_lduh1_sp64): Likewise.
9987 (*tldo_lduh1<P:mode>): ...this and use Pmode throughout.
9988 (*tldo_ldsh1_sp32): Merge into...
9989 (*tldo_ldsh1_sp64): Likewise.
9990 (*tldo_ldsh1<P:mode>): ...this and use Pmode throughout.
9991 (*tldo_lduh2_sp64): Use DImode throughout.
9992 (*tldo_ldsh2_sp64): Likewise.
9993 (*tldo_lduw_sp32): Merge into...
9994 (*tldo_lduw_sp64): Likewise.
9995 (*tldo_lduw<P:mode>): ...this and use Pmode throughout.
9996 (*tldo_lduw1_sp64): Use DImode throughout.
9997 (*tldo_ldsw1_sp64): Likewise.
9998 (*tldo_ldx_sp64): Likewise.
9999 (*tldo_stb_sp32): Merge into...
10000 (*tldo_stb_sp64): Likewise.
10001 (*tldo_stb<P:mode>): ...this and use Pmode throughout.
10002 (*tldo_sth_sp32): Merge into...
10003 (*tldo_sth_sp64): Likewise.
10004 (*tldo_sth<P:mode>): ...this and use Pmode throughout.
10005 (*tldo_stw_sp32): Merge into...
10006 (*tldo_stw_sp64): Likewise.
10007 (*tldo_stw<P:mode>): ...this and use Pmode throughout.
10008 (*tldo_stx_sp64): Use DImode throughout.
10010 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10012 * config/aarch64/aarch64.c (aarch64_override_options): Add case to
10013 check configure option to set BTI and Return Address Signing.
10014 * configure.ac: Add --enable-standard-branch-protection and
10015 --disable-standard-branch-protection.
10016 * configure: Regenerated.
10017 * doc/install.texi: Document the same.
10019 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10020 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10022 * config.gcc (aarch64*-*-*): Add aarch64-bti-insert.o.
10023 * config/aarch64/aarch64.h: Update comment for TRAMPOLINE_SIZE.
10024 * config/aarch64/aarch64.c (aarch64_asm_trampoline_template): Update
10026 * config/aarch64/aarch64-bti-insert.c: New file.
10027 * config/aarch64/aarch64-passes.def (INSERT_PASS_BEFORE): Insert bti
10029 * config/aarch64/aarch64-protos.h (make_pass_insert_bti): Declare the
10031 * config/aarch64/aarch64.md (unspecv): Add UNSPECV_BTI_NOARG,
10032 UNSPECV_BTI_C, UNSPECV_BTI_J and UNSPECV_BTI_JC.
10033 (bti_noarg, bti_j, bti_c, bti_jc): New define_insns.
10034 * config/aarch64/t-aarch64: Add rule for aarch64-bti-insert.o.
10036 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10038 * config/aarch64/aarch64-protos.h (aarch64_bti_enabled): Declare.
10039 * config/aarch64/aarch64.c (aarch64_handle_no_branch_protection):
10040 Disable bti for -mbranch-protection=none.
10041 (aarch64_handle_standard_branch_protection): Enable bti for
10042 -mbranch-protection=standard.
10043 (aarch64_handle_bti_protection): Enable bti for "bti" in the string to
10044 -mbranch-protection.
10045 (aarch64_bti_enabled): Check if bti is enabled.
10046 * config/aarch64/aarch64.opt: Declare target variable.
10047 * doc/invoke.texi: Add bti to the -mbranch-protection documentation.
10049 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10051 * config/aarch64/aarch64.c (aarch64_expand_prologue): Use new
10052 epilogue/prologue scratch registers EP0_REGNUM and EP1_REGNUM.
10053 (aarch64_expand_epilogue): Likewise.
10054 (aarch64_output_mi_thunk): Likewise
10055 * config/aarch64/aarch64.h (REG_CLASS_CONTENTS): Change
10056 TAILCALL_ADDR_REGS to x16 and x17.
10057 * config/aarch64/aarch64.md: Define EP0_REGNUM and EP1_REGNUM.
10059 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10061 * config/aarch64/aarch64-option-extensions.def: Define
10062 AARCH64_OPT_EXTENSION for memtag, rng, sb, ssbs and predres.
10063 * config/aarch64/aarch64.h (AARCH64_FL_RNG): New.
10064 (AARCH64_FL_MEMTAG, ARCH64_FL_SB, AARCH64_FL_SSBS): New.
10065 (AARCH64_FL_PREDRES): New.
10066 (AARCH64_FL_FOR_ARCH8_5): Add AARCH64_FL_SB, AARCH64_FL_SSBS and
10067 AARCH64_FL_PREDRES by default.
10068 * doc/invoke.texi: Document rng, memtag, sb, ssbs and predres.
10070 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10072 * config/aarch64/aarch64-arches.def: Define AARCH64_ARCH for
10074 * config/aarch64/aarch64.h (AARCH64_FL_V8_5): New.
10075 (AARCH64_FL_FOR_ARCH8_5, AARCH64_ISA_V8_5): New.
10076 * doc/invoke.texi: Document ARMv8.5-A.
10078 2019-01-09 Alejandro Martinez <alejandro.martinezvicente@arm.com>
10080 * config/aarch64/aarch64-sve.md (copysign<mode>3): New define_expand.
10081 (xorsign<mode>3): Likewise.
10083 2019-01-09 Jelinek <jakub@redhat.com>
10085 PR middle-end/88758
10086 * tree.c (initializer_each_zero_or_onep) <case VECTOR_CST>: Use
10087 vector_cst_elt instead of VECTOR_CST_ENCODED_ELT.
10089 PR rtl-optimization/88331
10090 * function.c (assign_stack_local_1): Don't set dynamic_align_addr if
10091 not currently_expanding_to_rtl.
10093 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
10095 * doc/invoke.texi (-Os): Remove trailing spaces.
10096 (-finline-functions): Remove reference to -O2.
10098 2019-01-08 Jakub Jelinek <jakub@redhat.com>
10100 PR rtl-optimization/79593
10101 * config/i386/i386.md (reg = mem; mem = reg): New define_peephole2.
10103 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Delegitimize
10104 UNSPEC_FUSION_GPR to its argument. Formatting fixes.
10106 2019-01-08 Eric Botcazou <ebotcazou@adacore.com>
10109 * config/sparc/sparc.c (function_arg_slotno): Set *PPREGNO & *PPADDING
10113 * config/sparc/sparc.c (sparc_delegitimize_address): Deal with naked
10114 UNSPECs and UNSPEC_MOVE_GOTDATA specifically.
10116 2019-01-08 H.J. Lu <hongjiu.lu@intel.com>
10119 * config/i386/i386.c (ix86_avx_u128_mode_exit): Call
10120 ix86_avx_u128_mode_entry.
10122 2019-01-08 Martin Liska <mliska@suse.cz>
10124 PR tree-optimization/88753
10125 * tree-switch-conversion.c (switch_conversion::build_one_array):
10126 Come up with local variable constructor. Convert first to
10127 type of constructor values.
10129 2019-01-08 Richard Biener <rguenther@suse.de>
10131 PR tree-optimization/86554
10132 * tree-ssa-sccvn.c (eliminate_dom_walker, rpo_elim,
10133 rpo_avail): Move earlier.
10134 (visit_nary_op): When value-numbering to expressions
10135 with different overflow behavior make sure there's an
10136 available expression on the path.
10138 2019-01-08 Sam Tebbs <sam.tebbs@arm.com>
10140 * config/aarch64/aarch64.c (BRANCH_PROTECT_STR_MAX,
10141 aarch64_parse_branch_protection,
10142 struct aarch64_branch_protect_type,
10143 aarch64_handle_no_branch_protection,
10144 aarch64_handle_standard_branch_protection,
10145 aarch64_validate_mbranch_protection,
10146 aarch64_handle_pac_ret_protection,
10147 aarch64_handle_attr_branch_protection,
10148 accepted_branch_protection_string,
10149 aarch64_pac_ret_subtypes,
10150 aarch64_branch_protect_types,
10151 aarch64_handle_pac_ret_leaf): Define.
10152 (aarch64_override_options_after_change_1, aarch64_override_options):
10153 Add check for accepted_branch_protection_string.
10154 (aarch64_option_save): Save accepted_branch_protection_string.
10155 (aarch64_option_restore): Save accepted_branch_protection_string.
10156 * config/aarch64/aarch64.c (aarch64_attributes): Add branch-protection.
10157 * config/aarch64/aarch64.opt: Add mbranch-protection. Deprecate
10158 msign-return-address.
10159 * doc/invoke.texi: Add mbranch-protection.
10161 2019-01-08 Alan Modra <amodra@gmail.com>
10164 * genattrtab.c (max_attr_value, min_attr_value, or_attr_value):
10165 Delete "unknownp" parameter. Adjust callers. Handle
10166 CONST_INT, PLUS, MINUS, and MULT.
10167 (attr_value_aligned): Renamed from or_attr_value.
10168 (min_attr_value): Return INT_MIN for unhandled rtl case..
10169 (min_fn): ..and translate to INT_MAX here.
10170 (write_length_unit_log): Modify to cope without "unknown".
10171 (write_attr_value): Handle IF_THEN_ELSE.
10173 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10175 * tree-vect-stmts.c (vectorizable_store): Don't use the dataref_offset
10176 optimization for masked stores.
10178 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10180 PR middle-end/88567
10181 * tree-vect-loop.c (get_initial_defs_for_reduction): Pass the
10182 output vector directly to duplicate_and_interleave instead of
10183 going through a temporary. Postpone insertion of ctor_seq to
10184 the end of the loop.
10186 2019-01-07 Richard Earnshaw <rearnsha@arm.com>
10189 * config/aarch64/aarch64.c (aarch64_expand_subvti): New parameter
10190 unsigned_p. Handle signed and unsigned overflow correction as
10192 * config/aarch64/aarch64-protos.h (aarch64_expand_subvti): Update
10194 * config/aarch64/aarch64.md (addv<mode>4): Use aarch64_plus_operand
10196 (add<mode>3_compareV_imm): Make this callable for expanding.
10197 (subv<GPI:mode>4): Use register_operand for operand 1. Use
10198 aarch64_plus_operand for operand 2.
10199 (subv<GPI:mode>_insn): New insn pattern.
10200 (subv<GPI:mode>_imm): Likewise.
10201 (negv<GPI:mode>3): New expand pattern.
10202 (negv<GPI:mode>_insn): New insn pattern.
10203 (negv<GPI:mode>_cmp_only): Likewise.
10204 (cmpv<GPI:mode>_insn): Likewise.
10205 (subvti4): Use register_operand for operand 1. Update call to
10206 aarch64_expand_subvti.
10207 (usubvti4): Likewise.
10208 (negvti3): New expand pattern.
10209 (negdi_carryout): New insn pattern.
10210 (negvdi_carryinV): New insn pattern.
10211 (sub<mode3>_compare1_imm): Delete named insn pattern, make anonymous
10212 version the named version.
10213 (peepholes to convert to sub<mode3>_compare1_imm): Adjust order of
10215 (usub<GPI:mode>3_carryinC, usub<GPI:mode>3_carryinC_z1): New insn
10217 (usub<GPI:mode>3_carryinC_z2, usub<GPI:mode>3_carryinC): New insn
10219 (sub<mode>3_carryinCV, sub<mode>3_carryinCV_z1_z2): Delete.
10220 (sub<mode>3_carryinCV_z1, sub<mode>3_carryinCV_z2): Delete.
10221 (sub<mode>3_carryinCV): Delete.
10222 (sub<GPI:mode>3_carryinV): New expand pattern.
10223 sub<mode>3_carryinV, sub<mode>3_carryinV_z2): New insn patterns.
10225 2019-01-07 Richard Biener <rguenther@suse.de>
10227 * tree-ssa-uncprop.c (ssa_equip_hash_traits): Remove in favor
10228 of tree_operand_hash.
10230 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10232 PR tree-optimization/88598
10233 * tree.h (single_nonzero_element): Declare.
10234 * tree.c (single_nonzero_element): New function.
10235 * match.pd: Fold certain reductions of X & CST to X[I] & CST[I]
10236 if I is the only nonzero element of CST.
10238 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10240 PR tree-optimization/88598
10241 * tree.h (initializer_each_zero_or_onep): Declare.
10242 * tree.c (initializer_each_zero_or_onep): New function.
10243 (signed_or_unsigned_type_for): Handle float types too.
10244 (unsigned_type_for, signed_type_for): Update comments accordingly.
10245 * match.pd: Fold x * { 0 or 1, 0 or 1, ...} to
10246 x & { 0 or -1, 0 or -1, ... }.
10248 2019-01-07 Jonathan Wakely <jwakely@redhat.com>
10250 * doc/install.texi: Replace references to x86_64-unknown-linux-gnu
10251 with x86_64-pc-linux-gnu.
10253 2019-01-07 Tom de Vries <tdevries@suse.de>
10256 * config/nvptx/nvptx.c (has_vector_partitionable_routine_calls_p): New
10258 (nvptx_goacc_validate_dims): Force vl32 if calling vector-partitionable
10261 2019-01-07 Jakub Jelinek <jakub@redhat.com>
10263 * config/i386/sse.md (vec_extract<mode><ssehalfvecmodelower>): Use
10264 V_256_512 iterator instead of V_512 and TARGET_AVX instead of
10265 TARGET_AVX512F as condition.
10268 * dwarf2out.c (const_ok_for_output_1): Remove redundant call to
10269 const_not_ok_for_debug_p target hook.
10270 (mem_loc_descriptor) <case UNSPEC>: Only call const_ok_for_output_1
10271 on UNSPEC and subexpressions thereof if all subexpressions of the
10272 UNSPEC are CONSTANT_P.
10274 PR tree-optimization/88676
10275 * tree-ssa-phiopt.c (two_value_replacement): New function.
10276 (tree_ssa_phiopt_worker): Call it.
10279 * cfgexpand.c (expand_stack_vars): Only align prev_offset to
10280 ASAN_MIN_RED_ZONE_SIZE, not to maximum of that and alignb.
10283 * tree-vect-generic.c: Include insn-config.h and recog.h.
10284 (expand_vector_piecewise): Add defaulted ret_type argument,
10285 if non-NULL, use that in preference to type for the result type.
10286 (expand_vector_parallel): Formatting fix.
10287 (do_vec_conversion, do_vec_narrowing_conversion,
10288 expand_vector_conversion): New functions.
10289 (expand_vector_operations_1): Call expand_vector_conversion
10290 for VEC_CONVERT ifn calls.
10291 * internal-fn.def (VEC_CONVERT): New internal function.
10292 * internal-fn.c (expand_VEC_CONVERT): New function.
10293 * fold-const-call.c (fold_const_vec_convert): New function.
10294 (fold_const_call): Use it for CFN_VEC_CONVERT.
10295 * doc/extend.texi (__builtin_convertvector): Document.
10297 2019-01-07 Tom de Vries <tdevries@suse.de>
10299 * config/nvptx/nvptx-protos.h (nvptx_output_red_partition): Declare.
10300 * config/nvptx/nvptx.c (vector_red_size, vector_red_align,
10301 vector_red_partition, vector_red_sym): New global variables.
10302 (nvptx_option_override): Initialize vector_red_sym.
10303 (nvptx_declare_function_name): Restore red_partition register.
10304 (nvptx_file_end): Emit code to declare the vector reduction variables.
10305 (nvptx_output_red_partition): New function.
10306 (nvptx_expand_shared_addr): Add vector argument. Use it to handle
10307 large vector reductions.
10308 (enum nvptx_builtins): Add NVPTX_BUILTIN_VECTOR_ADDR.
10309 (nvptx_init_builtins): Add VECTOR_ADDR.
10310 (nvptx_expand_builtin): Update call to nvptx_expand_shared_addr.
10311 Handle nvptx_expand_shared_addr.
10312 (nvptx_get_shared_red_addr): Add vector argument and handle large
10314 (nvptx_goacc_reduction_setup): Add offload_attrs argument and handle
10316 (nvptx_goacc_reduction_init): Likewise.
10317 (nvptx_goacc_reduction_fini): Likewise.
10318 (nvptx_goacc_reduction_teardown): Likewise.
10319 (nvptx_goacc_reduction): Update calls to nvptx_goacc_reduction_{setup,
10320 init,fini,teardown}.
10321 (nvptx_init_axis_predicate): Initialize vector_red_partition.
10322 (nvptx_set_current_function): Init vector_red_partition.
10323 * config/nvptx/nvptx.md (UNSPECV_RED_PART): New unspecv.
10324 (nvptx_red_partition): New insn.
10325 * config/nvptx/nvptx.h (struct machine_function): Add red_partition.
10327 2019-01-07 Tom de Vries <tdevries@suse.de>
10330 * config/nvptx/nvptx.c (nvptx_process_pars): Don't emit barriers for
10333 2019-01-07 Tom de Vries <tdevries@suse.de>
10335 * config/nvptx/nvptx.c (oacc_bcast_partition): Declare.
10336 (nvptx_option_override): Init oacc_bcast_partition.
10337 (nvptx_init_oacc_workers): New function.
10338 (nvptx_declare_function_name): Call nvptx_init_oacc_workers.
10339 (nvptx_needs_shared_bcast): New function.
10340 (nvptx_find_par): Generalize to enable vectors to use shared-memory
10341 to propagate state.
10342 (nvptx_shared_propagate): Initialize vector bcast partition and
10343 synchronization state.
10344 (nvptx_single): Generalize to enable vectors to use shared-memory
10345 to propagate state.
10346 (nvptx_process_pars): Likewise.
10347 (nvptx_set_current_function): Initialize oacc_broadcast_partition.
10348 * config/nvptx/nvptx.h (struct machine_function): Add
10349 bcast_partition and sync_bar members.
10351 2019-01-07 Tom de Vries <tdevries@suse.de>
10353 * config/nvptx/nvptx.c (nvptx_welformed_vector_length_p)
10354 (nvptx_apply_dim_limits): New function.
10355 (nvptx_goacc_validate_dims_1): Allow PTX_MAX_VECTOR_LENGTH larger than
10358 2019-01-07 Tom de Vries <tdevries@suse.de>
10360 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Move warnings to
10361 as late as possible.
10363 2019-01-07 Tom de Vries <tdevries@suse.de>
10365 * config/nvptx/nvptx.c (PTX_VECTOR_LENGTH): Remove.
10366 (PTX_DEFAULT_VECTOR_LENGTH, PTX_MAX_VECTOR_LENGTH): Define.
10367 (nvptx_goacc_validate_dims_1, nvptx_dim_limit)
10368 (nvptx_goacc_reduction_fini): Use PTX_DEFAULT_VECTOR_LENGTH,
10369 PTX_MAX_VECTOR_LENGTH and PTX_WARP_SIZE instead of PTX_VECTOR_LENGTH.
10371 2019-01-07 Tom de Vries <tdevries@suse.de>
10373 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Add asserts.
10375 2019-01-07 Tom de Vries <tdevries@suse.de>
10377 * omp-offload.c (oacc_get_min_dim): New function.
10378 * omp-offload.h (oacc_get_min_dim): Declare.
10380 2018-12-26 Mateusz B <mateuszb@poczta.onet.pl>
10383 * config/i386/i386.c (function_value_ms_64): Return small sturct in
10384 AX_REG and float/double in FIRST_SSE_REG for 4 or 8 byte modes.
10386 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10390 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
10392 * ipa-inline.c (edge_badness): Use inlined_time instead of
10393 inline_summaries->get.
10395 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10397 * opts.c (enable_fdo_optimizations): Enable
10398 version-loops-for-strides, loop-interchange, unrol-and-jam
10399 and tree-loop-distribution.
10400 * invoke.texi: Document newly enabled options.
10402 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10404 * doc/invoke.texi (max-inline-insns-small): New parameters.
10405 * ipa-inline.c (want_early_inline_function_p): simplify.
10406 (want_inline_small_function_p): Fix pasto from previous patch;
10407 use max-inline-insns-small bound.
10408 * params.def (max-inline-insns-small): New param.
10409 * ipa-fnsummary.c (analyze_function_body): Initialize time/size
10410 variables correctly.
10412 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10414 * doc/invoke.texi: Document max-inline-insns-size,
10415 uninlined-function-insns, uninlined-function-time,
10416 uninlined-thunk-insns and uninlined-thunk-time.
10417 * params.def: Add max-inline-insns-size,
10418 uninlined-function-insns, uninlined-function-time,
10419 uninlined-thunk-insns and uninlined-thunk-time.
10420 * ipa-fnsummary.c (compute_fn_summary, analyze_function_body): Use
10422 * ipa-inline.c (can_inline_edge_by_limits_p,
10423 want_inline_small_function_p): Use new parameters.
10425 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10427 * ipa-fnsummary.c (analyze_function_body): Fix accounting of time.
10429 2019-01-05 Jakub Jelinek <jakub@redhat.com>
10431 PR middle-end/82564
10433 * expr.c (expand_assignment): For calls returning VLA structures
10434 if to_rtx is not a MEM, force it into a stack temporary.
10437 * dwarf2out.c (const_ok_for_output_1): Reject MINUS that contains
10438 SYMBOL_REF, CODE_LABEL or UNSPEC in subexpressions of second argument.
10439 Reject PLUS that contains SYMBOL_REF, CODE_LABEL or UNSPEC in
10440 subexpressions of both operands.
10441 (mem_loc_descriptor): Handle UNSPEC if target hook acks it and all the
10442 subrtxes are CONSTANT_P.
10443 * config/i386/i386.c (ix86_const_not_ok_for_debug_p): Revert
10444 2018-11-09 changes.
10446 2019-01-04 Jan Hubicka <hubicka@ucw.cz>
10448 * params.def (hot-bb-count-ws-permille): Set to 990.
10450 2019-01-04 Martin Sebor <msebor@redhat.com>
10453 * attribs.c (decls_mismatched_attributes): Avoid warning for attribute
10456 2019-01-04 Martin Sebor <msebor@redhat.com>
10459 * doc/extend.texi (attribute alloc_align, alloc_size): Update.
10461 2019-01-04 Jakub Jelinek <jakub@redhat.com>
10463 * gdbinit.in: Turn off pagination for the skip commands, restore
10464 it to previous state afterwards.
10466 2019-01-04 Jakub Jelinek <jakub@redhat.com>
10469 * config/i386/i386.c (ix86_expand_divmod_libfunc): Use mode instead
10470 of GET_MODE (opN) as modes of the libcall arguments.
10472 2019-01-04 Jan Beulich <jbeulich@suse.com>
10474 * config/i386/sse.md
10475 (<avx512>_cmp<mode>3<mask_scalar_merge_name><round_saeonly_name>,
10476 <avx512>_cmp<mode>3<mask_scalar_merge_name>,
10477 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
10478 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
10479 avx512f_vmcmp<mode>3<round_saeonly_name>,
10480 avx512f_vmcmp<mode>3_mask<round_saeonly_name>,
10481 avx512f_maskcmp<mode>3,
10482 <avx512>_cvt<ssemodesuffix>2mask<mode>,
10483 <avx512>_cvt<ssemodesuffix>2mask<mode>,
10484 *<avx512>_cvtmask2<ssemodesuffix><mode>,
10485 *<avx512>_cvtmask2<ssemodesuffix><mode>,
10486 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
10487 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
10488 <avx512>_gt<mode>3<mask_scalar_merge_name>,
10489 <avx512>_gt<mode>3<mask_scalar_merge_name>,
10490 <avx512>_testm<mode>3<mask_scalar_merge_name>,
10491 <avx512>_testnm<mode>3<mask_scalar_merge_name>,
10492 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext,
10493 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext_mask,
10494 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext,
10495 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext_mask,
10496 avx512cd_maskb_vec_dup<mode>,
10497 avx512cd_maskw_vec_dup<mode>,
10498 avx512dq_fpclass<mode><mask_scalar_merge_name>,
10499 avx512dq_vmfpclass<mode>,
10500 avx512vl_vpshufbitqmb<mode><mask_scalar_merge_name>): Use =k
10503 2019-01-03 Martin Sebor <msebor@redhat.com>
10505 PR tree-optimization/88659
10506 * calls.c (maybe_warn_nonstring_arg): Avoid assuming maxlen is set.
10508 2019-01-03 Aaron Sawdey <acsawdey@linux.ibm.com>
10510 * config/rs6000/rs6000-string.c (expand_block_move): Don't use
10511 unaligned vsx and avoid lxvd2x/stxvd2x.
10512 (gen_lvx_v4si_move): New function.
10514 2019-01-03 Tom de Vries <tdevries@suse.de>
10516 * config/nvptx/nvptx.c (MACH_VECTOR_LENGTH, MACH_MAX_WORKERS): Define.
10517 (init_axis_dim, nvptx_mach_max_workers, nvptx_mach_vector_length): New
10519 * config/nvptx/nvptx.h (struct machine_function): Add axis_dims.
10521 2019-01-03 Tom de Vries <tdevries@suse.de>
10523 * config/nvptx/nvptx.c (struct offload_attrs): New.
10524 (populate_offload_attrs): New function. Factor mask extraction out of
10525 nvptx_reorg. Add extraction of dimensions.
10526 (nvptx_reorg): Use populate_offload_attrs.
10528 2019-01-03 Tom de Vries <tdevries@suse.de>
10530 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add early-out
10531 cases for oacc_min_dims_p and routine_p. Add asserts for
10532 oacc_default_dims_p and offload_region_p.
10534 2019-01-03 Tom de Vries <tdevries@suse.de>
10536 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): New function,
10537 factored out of ...
10538 (nvptx_goacc_validate_dims): ... here.
10540 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
10542 PR tree-optimization/85574
10543 * tree-ssa-uncprop.c (struct equiv_hash_elt): Remove unused
10545 (struct ssa_equip_hash_traits): Declare.
10546 (val_ssa_equiv): Use custom hash traits using operand_equal_p.
10548 2019-01-03 Jakub Jelinek <jakub@redhat.com>
10551 * dwarf2out.c (modified_type_die): If type is equal to sizetype,
10552 change it to qualified_type.
10554 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
10556 * ipa-utils.c (scale_ipa_profile_for_fn): Break out from ...
10557 (ipa_merge_profiles): ... here; do not ICE on thunks and aliases.
10559 2019-01-02 Martin Sebor <msebor@redhat.com>
10560 Jeff Law <law@redhat.com>
10562 * gimple-fold.c (strlen_range_kind): Remove SRK_LENRANGE_2.
10563 (get_range_strlen_tree): Update appropriately.
10565 * gimple-fold.h (get_range_strlen): Drop unused last argument.
10567 * gimple-fold.c (gimple_fold_builtin_strlen): Use set_strlen_range
10568 rather than set_range_info.
10569 * tree-ssa-strlen.c (set_strlen_range): Extracted from
10570 maybe_set_strlen_range. Handle potentially boundary crossing
10571 cases more conservatively.
10572 (maybe_set_strlen_range): Parts refactored into set_strlen_range.
10573 Call set_strlen_range.
10574 * tree-ssa-strlen.h (set_strlen_range): Add prototype.
10576 PR middle-end/88663
10577 * gimple-fold.c (get_range_strlen): Update prototype to no longer
10578 need the flexp argument.
10579 (get_range_strlen_tree): Drop flexp argument. Drop flexp argument
10580 from calls to get_range_strlen. Update comments. Just update
10581 VAL for an unterminated const char array and let the reset of the
10582 code handle it normally. No longer try to set *flexp. Adjust
10584 (get_range_strlen): Update for the new get_range_strlen API.
10585 (get_maxval_strlen): Similarly.
10586 (gimple_fold_builtin_strlen): Handle update meaning of return value
10587 from get_range_strlen.
10588 * gimple-ssa-sprintf.c (get_string_length): Update for the new
10589 get_range_strlen API.
10591 2019-01-02 Jan Hubicka <hubicka@ucw.cz>
10594 * varpool.c (varpool_node::ctor_useable_for_folding_p): Also return
10595 false at WPA time when body was removed.
10597 2019-01-02 Martin Liska <mliska@suse.cz>
10599 PR tree-optimization/88650
10600 * predict.c (set_even_probabilities): Calculate probability
10601 remainer only when really used.
10603 2019-01-02 Richard Biener <rguenther@suse.de>
10605 PR middle-end/88651
10606 * tree-data-ref.c (analyze_subscript_affine_affine): Use
10607 widest_ints when mangling max_stmt_execution results.
10609 2019-01-02 Richard Biener <rguenther@suse.de>
10611 PR tree-optimization/88621
10612 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Fix pastos, avoid
10613 bitfields when canoncalizing.
10615 2019-01-02 Richard Biener <rguenther@suse.de>
10618 * config/i386/x86-tune-costs.h (intel_cost): Adjust
10619 cost of cheap SSE instruction.
10621 2019-01-02 Richard Biener <rguenther@suse.de>
10624 * ipa-icf.h (sem_item_optimizer::sort_congruence_split): Declare.
10625 * ipa-icf.c (sem_item_optimizer::sort_congruence_split): New
10627 (sem_item_optimizer::do_congruence_step_f): Sort the congruence
10628 set after UIDs before splitting them.
10630 2019-01-01 Martin Sebor <msebor@redhat.com>
10631 Jeff Law <law@redhat.com>
10633 * gimple-fold.c (get_range_strlen_tree): Record if the computed
10634 length is optimistic. If it is, then arrange to compute the
10635 conservative length as well.
10637 * gimple-fold.h (get_range_strlen): Update prototype.
10638 * builtins.c (check_access): Update call to get_range_strlen to use
10639 c_strlen_data pointer. Change various variable accesses to instead
10640 pull data from the c_strlen_data structure.
10641 (check_strncat_sizes, expand_builtin_strncat): Likewise.
10642 * calls.c (maybe_warn_nonstring_arg): Likewise.
10643 * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Likewise. Reset
10644 minimum length if maximum lengh is unknown.
10645 * gimple-ssa-sprintf.c (get_string_length): Likewise. Drop code
10646 that used c_strlen, it's no longer needed. Restructure slightly.
10647 (format_string): Set unlikely range appropriately.
10648 * gimple-fold.c (get_range_strlen): Update comments. Fix minor
10650 (get_range_strlen): Accept c_strlen_data pointer for external
10651 call sites as well. Pass through to call to internal get_range_strlen.
10652 Adjust minlen, maxlen and maxbound as needed.
10653 (get_maxval_strlen): Update comments.
10654 (gimple_fold_builtin_strlen): Update call to get_range_strlen
10655 to use c_strlen_data pointer. Change variable accesses to instead
10656 use c_strlen_data data members.
10658 * gimple-fold.c (get_range_strlen): Update prototype.
10659 (get_range_strlen_tree): Update prototype. Drop minlen/maxlen
10660 local variables. Use pdata to return information to caller.
10661 Update calls to get_range_strlen. Update pdata->maxbound.
10662 (get_range_strlen -- static version): Similarly.
10663 (get_range_strlen -- extern version): Update for internal
10664 get_range_strlen API change. Convert to external data format.
10665 (get_maxval_strlen): Similarly.
10667 2019-01-01 Jan Hubicka <hubicka@ucw.cz>
10669 * coverage.c (get_coverage_counts): Use current_function_decl.
10670 * profile.c (read_thunk_profile): New function.
10671 (branch_prob): Add THUNK parameter.
10672 * tree-profile.c (tree_profiling): Handle thunks.
10673 * value-prof.c (init_node_map): Handle thunks.
10674 * value-prof.h (branch_prob): Upate prototype.
10675 (read_thunk_profile): Declare.
10677 2019-01-01 Jakub Jelinek <jakub@redhat.com>
10679 Update copyright years.
10681 * gcc.c (process_command): Update copyright notice dates.
10682 * gcov-dump.c (print_version): Ditto.
10683 * gcov.c (print_version): Ditto.
10684 * gcov-tool.c (print_version): Ditto.
10685 * gengtype.c (create_file): Ditto.
10686 * doc/cpp.texi: Bump @copying's copyright year.
10687 * doc/cppinternals.texi: Ditto.
10688 * doc/gcc.texi: Ditto.
10689 * doc/gccint.texi: Ditto.
10690 * doc/gcov.texi: Ditto.
10691 * doc/install.texi: Ditto.
10692 * doc/invoke.texi: Ditto.
10694 Copyright (C) 2019 Free Software Foundation, Inc.
10696 Copying and distribution of this file, with or without modification,
10697 are permitted in any medium without royalty provided the copyright
10698 notice and this notice are preserved.