1 2019-06-05 Eric Botcazou <ebotcazou@adacore.com>
3 * fold-const.c (extract_muldiv_1) <PLUS_EXPR>: Do not distribute a
4 multiplication by a power-of-two value.
5 (fold_plusminus_mult_expr): Use pow2p_hwi to spot a power-of-two value
6 and turn the modulo operation into a masking operation.
8 2019-06-05 Jakub Jelinek <jakub@redhat.com>
11 * var-tracking.c (vt_expand_loc_callback): Don't create raw subregs
12 with VOIDmode inner operands.
14 2019-06-05 Richard Biener <rguenther@suse.de>
17 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
18 turn an expression graph into a tree.
20 2019-06-05 Jakub Jelinek <jakub@redhat.com>
22 * omp-expand.c (struct omp_region): Add has_lastprivate_conditional
24 (expand_parallel_call): If region->inner->has_lastprivate_conditional,
25 treat it like explicit monotonic schedule modifier.
26 (expand_omp_for): Initialize has_lastprivate_conditional.
27 If fd.lastprivate_conditional != 0, treat it like explicit monotonic
30 * omp-low.c (lower_rec_input_clauses): For lastprivate conditional
31 references, lookup in in hash map MEM_REF operand instead of the
33 (lower_omp_1): When looking for lastprivate conditional assignments,
34 handle MEM_REFs with REFERENCE_TYPE operands.
36 * omp-low.c (lower_rec_input_clauses): Force max_vf if is_simd and
37 on privatization clauses OMP_CLAUSE_DECL is privatized by reference
38 and references a VLA. Handle references to non-VLAs if is_simd
39 all privatization clauses like reductions.
40 (lower_rec_input_clauses) <case do_private, case do_firstprivate>:
41 If omp_is_reference, use always omp simd arrays and set
42 DECL_VALUE_EXPR in that case, if lower_rec_simd_input_clauses
43 fails, emit reference initialization.
45 2019-06-05 Hongtao Liu <hongtao.liu@intel.com>
48 * config/i386/avx512dqintrin.h (_mm_mask_fpclass_ss_mask,
49 _mm_mask_fpclass_sd_mask): New intrinsics.
50 (_mm_fpclass_ss_mask, _mm_fpclass_sd_mask): Modified, use new builtins.
51 * config/i386/i386-builtin.def
52 (__builtin_ia32_fpclassss_mask, __builtin_ia32_fpclasssd_mask):
54 (__builtin_ia32_fpclassss, __builtin_ia32_fpclasssd): Deleted.
55 * config/i386/i386-builtin-types.def (DEF_FUNCTION_TYPE (QI, V2DF, INT),
56 DEF_FUNCTION_TYPE (QI, V4SF, INT)): Deleted.
57 * config/i386/i386-expand.c (case QI_FTYPE_V4SF_INT,
58 case QI_FTYPE_V2SF_INT): Ditto.
60 (define_insn "avx512dq_vmfpclass<mode><mask_scalar_merge_name>):
61 Extended to insnstructions with mask operands.
63 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
65 * config/rs6000/constraints.md (define_register_constraint "wp"):
67 (define_register_constraint "wq"): Delete.
68 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
69 (rs6000_init_hard_regno_mode_ok): Adjust.
70 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
71 RS6000_CONSTRAINT_wp and RS6000_CONSTRAINT_wq.
72 * config/rs6000/vsx.md (define_mode_attr VSr3): Delete.
73 (define_mode_attr VSa): Delete.
74 (define_mode_attr VSisa): New.
75 (rest of file): Adjust.
76 * doc/md.texi (Machine Constraints): Adjust.
78 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
80 * config/rs6000/rs6000.md (define_attr "isa"): Add p9kf and p9tf.
81 (define_attr "enabled"): Handle those new isa values.
83 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
85 * config/rs6000/vsx.md (define_mode_attr VSr4): Delete.
86 (define_mode_attr VSr5): Delete.
87 (define_mode_attr VStype_sqrt): Delete.
88 (define_mode_iterator VSX_SPDP): Delete.
89 (define_mode_attr VS_spdp_res): Delete.
90 (define_mode_attr VS_spdp_insn): Delete.
91 (define_mode_attr VS_spdp_type): Delete.
92 (*vsx_sqrt<mode>2): Adjust.
93 (vsx_<VS_spdp_insn>): Delete, split to...
94 (vsx_xscvdpsp): ... this. New. And...
95 (vsx_xvcvspdp): ... this. New. And...
96 (vsx_xvcvdpsp): ... this. New.
98 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
100 * config/rs6000/rs6000.md (define_mode_attr sd): Add values for V4SF
102 * config/rs6000/vsx.md (define_mode_attr VSs): Delete.
103 (rest of file): Adjust.
105 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
107 * config/rs6000/vsx.md (vsx_<VS_spdp_insn>): Use wa instead of <VSa>.
108 (vsx_extract_<mode>_var): Ditto.
110 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
112 * config/rs6000/vsx.md: Replace all <VSa> that are used with VSX_TI
115 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
117 * config/rs6000/constraints.md (define_register_constraint "ww"):
119 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
120 (rs6000_init_hard_regno_mode_ok): Adjust.
121 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
122 RS6000_CONSTRAINT_ww.
123 * config/rs6000/rs6000.md: Adjust.
124 * config/rs6000/vsx.md: Adjust.
125 * doc/md.texi (Machine Constraints): Adjust.
127 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
129 * config/rs6000/rs6000.md (SFDF, SFDF2): Adjust comments.
130 (define_mode_attr sd): New.
131 (define_mode_attr s): New.
132 (define_mode_attr Ftrad): Delete.
133 (define_mode_attr Fvsx): Delete.
134 (define_mode_attr Fs): Delete.
135 (rest of file): Use the new mode attributes.
136 * config.rs6000/vsx.md: Use the new mode attributes.
138 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
140 * config/rs6000/vsx.md: Replace all <VSa> that are used with VSX_W
143 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
145 * config/rs6000/vsx.md (define_mode_attr VSr2): Delete.
146 (rest of file): Replace all <VSa>, <VSr>, <VSr2>, and <VSr3> that are
147 used with VSX_B, VSX_D, or VSX_F, with just "wa".
149 2019-06-04 Bill Schmidt <wschmidt@linux.ibm.com>
152 * config/rs6000/altivec.h: Don't #define vector, pixel, bool for
153 C++ with strict ANSI requirements.
155 2019-06-04 Marc Glisse <marc.glisse@inria.fr>
157 * tree-ssa-loop-niter.c (number_of_iterations_ne): Skip
158 computations when step is 1.
160 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
162 * config/rs6000/constraints.md (define_register_constraint "wf"):
164 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
165 (rs6000_init_hard_regno_mode_ok): Adjust.
166 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
167 RS6000_CONSTRAINT_wf.
168 * config/rs6000/rs6000.md: Adjust.
169 * config/rs6000/vsx.md: Adjust.
170 * doc/md.texi (Machine Constraints): Adjust.
172 2019-06-04 Andrew Pinski <apinski@marvell.com>
174 * config/aarch64/aarch64.c (aarch64_asan_shadow_offset):
177 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
179 * config/rs6000/constraints.md (define_register_constraint "wd"):
181 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
182 (rs6000_init_hard_regno_mode_ok): Adjust.
183 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
184 RS6000_CONSTRAINT_wd.
185 * config/rs6000/rs6000.md: Adjust.
186 * config/rs6000/vsx.md: Adjust.
187 * doc/md.texi (Machine Constraints): Adjust.
189 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
191 * config/rs6000/rs6000.md (define_mode_attr Fv2): Delete.
192 (rest of file): Adjust.
194 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
196 * config/rs6000/vsx.md (define_mode_attr VS_64reg): Delete.
197 (*vsx_extract_<P:mode>_<VSX_D:mode>_load): Adjust.
198 (vsx_splat_<mode>_reg): Adjust.
200 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
202 * config/rs6000/constraints.md (define_register_constraint "ws"):
204 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
205 (rs6000_init_hard_regno_mode_ok): Adjust.
206 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
207 RS6000_CONSTRAINT_ws.
208 * config/rs6000/rs6000.md: Adjust.
209 * config/rs6000/vsx.md: Adjust.
210 * doc/md.texi (Machine Constraints): Adjust.
212 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
214 * config/rs6000/constraints.md (define_register_constraint "wv"):
216 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
217 (rs6000_init_hard_regno_mode_ok): Adjust.
218 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
219 RS6000_CONSTRAINT_wv.
220 * config/rs6000/rs6000.md: Adjust.
221 * config/rs6000/vsx.md: Adjust.
222 * doc/md.texi (Machine Constraints): Adjust.
224 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
226 * config/rs6000/constraints.md (define_register_constraint "wi"):
228 (define_register_constraint "wt"): Delete.
229 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
230 (rs6000_init_hard_regno_mode_ok): Adjust.
231 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
232 RS6000_CONSTRAINT_wi and RS6000_CONSTRAINT_wt.
233 * config/rs6000/rs6000.md: Adjust.
234 * config/rs6000/vsx.md: Adjust.
235 * doc/md.texi (Machine Constraints): Adjust.
237 2019-06-04 Szabolcs Nagy <szabolcs.nagy@arm.com>
239 * config/aarch64/aarch64-protos.h (aarch64_asm_output_external): Remove
241 * config/aarch64/aarch64.c (aarch64_asm_output_external): Call
242 default_elf_asm_output_external.
244 2019-06-04 Martin Liska <mliska@suse.cz>
246 * ipa-icf.c (INCLUDE_LIST): Remove.
247 (sem_item_optimizer::execute): Remove call to init_wpa.
248 * ipa-icf.h (init_wpa): Remove.
250 2019-06-04 Jakub Jelinek <jakub@redhat.com>
252 * gimplify.c (gimplify_scan_omp_clauses): Don't sorry_at on lastprivate
253 conditional on combined for simd.
254 * omp-low.c (struct omp_context): Add combined_into_simd_safelen0
256 (lower_rec_input_clauses): For gimple_omp_for_combined_into_p max_vf 1
257 constructs, don't remove lastprivate_conditional_map, but instead set
258 ctx->combined_into_simd_safelen0 and adjust hash_map, so that it points
259 to parent construct temporaries.
260 (lower_lastprivate_clauses): Handle ctx->combined_into_simd_safelen0
261 like !ctx->lastprivate_conditional_map.
262 (lower_omp_1) <case GIMPLE_ASSIGN>: If up->combined_into_simd_safelen0,
263 use up->outer context instead of up.
264 * omp-expand.c (expand_omp_for_generic): Perform cond_var bump even if
265 gimple_omp_for_combined_p.
266 (expand_omp_for_static_nochunk): Likewise.
267 (expand_omp_for_static_chunk): Add forgotten cond_var bump that was
268 probably moved over into expand_omp_for_generic rather than being copied
271 2019-06-04 Martin Liska <mliska@suse.cz>
273 * value-prof.c (dump_histogram_value): Fix typo.
274 (gimple_mod_subtract_transform): Likewise.
276 2019-06-04 Richard Biener <rguenther@suse.de>
279 * tree-chrec.c (chrec_contains_symbols): Add to visited.
280 (tree_contains_chrecs): Likewise.
281 (chrec_contains_symbols_defined_in_loop): Move here and avoid
282 exponential behaivor from ...
283 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
285 (expression_expensive_p): Avoid exponential behavior and compute
286 expanded size, rejecting any expansion.
287 * tree-ssa-loop-ivopts.c (abnormal_ssa_name_p): Remove.
288 (idx_contains_abnormal_ssa_name_p): Likewise.
289 (contains_abnormal_ssa_name_p_1): New helper for walk_tree.
290 (contains_abnormal_ssa_name_p): Simplify and use
291 walk_tree_without_duplicates.
293 2019-06-04 Richard Biener <rguenther@suse.de>
295 PR tree-optimization/90738
297 2019-06-03 Richard Biener <rguenther@suse.de>
299 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
300 full reference tree and record in ref->ref.
301 (vn_reference_lookup_3): Pass in original ref to
302 ao_ref_init_from_vn_reference.
303 (vn_reference_lookup): Likewise.
304 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
305 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
306 Handle non-decl bases in the original reference.
308 2019-06-04 Martin Liska <mliska@suse.cz>
310 * ipa-icf.c (sem_item_optimizer::add_item_to_class): Count
311 number of references.
312 (sem_item_optimizer::do_congruence_step):
313 (sem_item_optimizer::worklist_push): Dump how references
315 (sem_item_optimizer::worklist_pop): Use heap.
316 (sem_item_optimizer::process_cong_reduction): Likewise.
317 * ipa-icf.h: Use fibonacci_heap insteam of std::list.
319 2019-06-04 Martin Liska <mliska@suse.cz>
321 * ipa-icf.h (struct sem_usage_pair_hash): New.
322 (sem_usage_pair_hash::hash): Likewise.
323 (sem_usage_pair_hash::equal): Likewise.
324 (struct sem_usage_hash): Likewise.
325 * ipa-icf.c (sem_item::sem_item): Initialize
327 (sem_item::add_reference): Register a reference
328 in ref_map and not in target->usages.
329 (sem_item::setup): Remove initialization of
331 (sem_item::~sem_item): Remove usage of dead vectors.
332 (sem_item::dump): Remove dump of references.
333 (sem_item_optimizer::sem_item_optimizer): Initialize
335 (sem_item_optimizer::read_section): Remove useless
337 (sem_item_optimizer::parse_funcs_and_vars): Likewise here.
338 (sem_item_optimizer::build_graph): Pass m_references
340 (sem_item_optimizer::verify_classes): Remove usage of dead
342 (sem_item_optimizer::traverse_congruence_split): Return true
343 when a class is split.
344 (sem_item_optimizer::do_congruence_step_for_index): Use
345 hash_map for look up of (sem_item *, index). That brings
346 significant speed up.
347 (sem_item_optimizer::do_congruence_step): Return true
348 when a split is done.
349 (congruence_class::is_class_used): Use referenced_by_count.
351 2019-06-04 Alan Modra <amodra@gmail.com>
354 * config/rs6000/rs6000.c (rs6000_call_aix): Correct r271753 merge
357 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
359 * config/rs6000/rs6000.h (MASK_MFPGPR): Delete.
360 * config/rs6000/rs6000.c (direct_move_p): Adjust.
361 (rs6000_secondary_reload_simple_move): Adjust.
362 (rs6000_opt_masks): Neuter the "mfpgpr" option.
363 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Adjust.
364 * config/rs6000/rs6000-cpus.def (ISA_2_5_MASKS_EMBEDDED): Adjust
367 * config/rs6000/rs6000.md (floatsi<mode>2_lfiwax): Adjust.
368 (floatunssi<mode>2_lfiwzx): Adjust.
369 (fix_trunc<mode>si2_stfiwx): Adjust.
370 (fixuns_trunc<mode>si2_stfiwx): Adjust.
371 * config/rs6000/rs6000.opt (mno-mfpgpr): New.
372 (mfpgpr): Mark as deprecated.
373 * doc/extend.texi (PowerPC Function Attributes): Delete mfpgpr.
374 (Basic PowerPC Built-in Functions Available on ISA 2.05): Adjust.
375 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete -mmfpgpr.
377 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
379 * config/rs6000/constraints.md (define_register_constraint "wg"):
381 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
382 RS6000_CONSTRAINT_wg.
383 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
384 (rs6000_init_hard_regno_mode_ok): Adjust.
385 * config/rs6000/rs6000.md (*mov<mode>_softfloat32, *movdi_internal64):
386 Delete "wg" alternatives.
387 * doc/md.texi (Machine Constraints): Adjust.
389 2019-06-03 Alan Modra <amodra@gmail.com>
391 * bb-reorder.c (copy_bb_p): Don't overflow size calculation.
392 (get_uncond_jump_length): Assert length less than INT_MAX and
395 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
398 * builtins.c (expand_builtin_longjmp): Add frame clobbers and schedule
400 (expand_builtin_nonlocal_goto): Likewise.
402 2019-06-03 Szabolcs Nagy <szabolcs.nagy@arm.com>
404 * config/aarch64/aarch64-protos.h (aarch64_asm_output_alias): Declare.
405 (aarch64_asm_output_external): Declare.
406 * config/aarch64/aarch64.c (aarch64_asm_output_variant_pcs): New.
407 (aarch64_declare_function_name): Call aarch64_asm_output_variant_pcs.
408 (aarch64_asm_output_alias): New.
409 (aarch64_asm_output_external): New.
410 * config/aarch64/aarch64.h (ASM_OUTPUT_DEF_FROM_DECLS): Define.
411 (ASM_OUTPUT_EXTERNAL): Define.
413 2019-06-03 Aldy Hernandez <aldyh@redhat.com>
414 * tree-vrp.h (value_range_base::nonzero_p): New.
415 (value_range_base::set_nonnull): Rename to...
416 (value_range_base::set_nonzero): ...this.
417 (value_range_base::set_null): Rename to...
418 (value_range_base::set_zero): ...this.
419 (value_range::set_nonnull): Remove.
420 (value_range::set_null): Remove.
421 * tree-vrp.c (range_is_null): Remove.
422 (range_is_nonnull): Remove.
423 (extract_range_from_binary_expr): Use value_range_base::*zero_p
424 instead of range_is_*null.
425 (extract_range_from_unary_expr): Same.
426 (value_range_base::set_nonnull): Rename to...
427 (value_range_base::set_nonzero): ...this.
428 (value_range::set_nonnull): Remove.
429 (value_range_base::set_null): Rename to...
430 (value_range_base::set_zero): ...this.
431 (value_range::set_null): Remove.
432 (extract_range_from_binary_expr): Rename set_*null uses to
434 (extract_range_from_unary_expr): Same.
435 (union_helper): Same.
436 * vr-values.c (get_value_range): Use set_*zero instead of
438 (vr_values::extract_range_from_binary_expr): Same.
439 (vr_values::extract_range_basic): Same.
441 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
444 * opts.c (parse_and_check_align_values): Allow 4 alignment values.
446 2019-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
448 * config/aarch64/iterators.md (MAX_OPP): New code attr.
449 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Rename to...
450 (aarch64_<su>abd<mode>_3): ... This.
451 (<sur>sadv16qi): Add TARGET_DOTPROD expansion.
453 2019-06-03 Richard Biener <rguenther@suse.de>
455 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
456 full reference tree and record in ref->ref.
457 (vn_reference_lookup_3): Pass in original ref to
458 ao_ref_init_from_vn_reference.
459 (vn_reference_lookup): Likewise.
460 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
461 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
462 Handle non-decl bases in the original reference.
464 2019-06-03 Martin Liska <mliska@suse.cz>
466 * doc/generic.texi: Remove Java Trees.
468 2019-06-03 Martin Liska <mliska@suse.cz>
470 * fold-const.c (operand_equal_p): Fix typo as compare_tree_int
471 returns 0 when operands are equal.
473 2019-06-03 Richard Biener <rguenther@suse.de>
475 PR tree-optimization/90716
476 * tree-loop-distribution.c (destroy_loop): Process blocks in
479 2019-06-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
482 * vector-builder.h (vector_builder::count_dups): New method.
483 * config/aarch64/aarch64-protos.h (aarch64_expand_sve_vector_init):
485 * config/aarch64/aarch64/sve.md (aarch64_sve_rev64<mode>): Use @.
486 (vec_init<mode><Vel>): New pattern.
487 * config/aarch64/aarch64.c (emit_insr): New function.
488 (aarch64_sve_expand_vector_init_handle_trailing_constants): Likewise.
489 (aarch64_sve_expand_vector_init_insert_elems): Likewise.
490 (aarch64_sve_expand_vector_init_handle_trailing_same_elem): Likewise.
491 (aarch64_sve_expand_vector_init): Define two overloaded functions.
493 2019-06-03 Alejandro Martinez <alejandro.martinezvicente@arm.com>
495 PR tree-optimization/90681
496 * internal-fn.c (mask_load_direct): Mark as non-vectorizable again.
497 * tree-vect-slp.c (vect_build_slp_tree_1): Add masked loads as a
498 special case for SLP, but fail on non-groupped loads.
500 2019-06-03 Martin Liska <mliska@suse.cz>
502 * cfg.c (debug): Use TDF_DETAILS for debug and
503 print edge info only once.
505 2019-06-02 Thomas Koenig <tkoenig@gcc.gnu.org>
508 * predict.def (PRED_FORTRAN_CONTIGUOUS): New predictor.
510 2019-06-01 Martin Sebor <msebor@redhat.com>
513 * tree-pretty-print.c (dump_generic_node): Add parentheses.
515 2019-05-31 Jan Hubicka <jh@suse.cz>
517 * alias.c: Include ipa-utils.h.
518 (get_alias_set): Try to complete ODR type via ODR type hash lookup.
519 * ipa-devirt.c (prevailing_odr_type): New.
520 * ipa-utils.h (previaling_odr_type): Declare.
522 2019-05-31 H.J. Lu <hongjiu.lu@intel.com>
523 Hongtao Liu <hongtao.liu@intel.com>
526 * config/i386/i386-features.c (rest_of_insert_endbranch): Remove
527 NOTE_INSN_DELETED_LABEL check.
529 2019-05-31 Prachi Godbole <prachi.godbole@imgtec.com>
530 Robert Suchanek <robert.suchanek@mips.com>
532 * config/mips/mips.c (mips_expand_builtin_insn): Swap the 1st
533 and 3rd operands of the fmadd/fmsub/maddv builtin.
535 2019-05-31 Jakub Jelinek <jakub@redhat.com>
537 * tree.h (OMP_CLAUSE__CONDTEMP__ITER): Define.
538 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
539 on OMP_SIMD if not nested inside of worksharing loop that also has
540 lastprivate conditional clause for the same decl.
541 (gimplify_omp_for): Add _condtemp_ clauses to OMP_SIMD if needed.
542 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_ also
544 (lower_rec_input_clauses): Likewise. Handle lastprivate conditional
546 (lower_lastprivate_conditional_clauses): Handle lastprivate conditional
548 (lower_lastprivate_clauses): Likewise.
549 (lower_omp_sections): Call lower_lastprivate_conditional_clauses before
550 calling lower_rec_input_clauses.
551 (lower_omp_for): Likewise.
552 (lower_omp_1): Use first rather than second OMP_CLAUSE__CONDTEMP_
553 clause on simd construct.
554 * omp-expand.c (expand_omp_simd): Initialize cond_var if
555 OMP_CLAUSE__CONDTEMP_ clause is present.
557 * omp-low.c (lower_rec_simd_input_clauses): Set TREE_THIS_NOTRAP on
560 2019-05-31 Xiong Hu Luo <luoxhu@linux.ibm.com>
563 * c-format.c (print_char_table, scanf_char_table): Replace BADLEN with
564 TEX_D32, TEX_D64 or TEX_D128.
566 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
568 * match.pd (~(vec?cst1:cst2)): New transformation.
570 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
572 * match.pd (X/[ex]D<Y/[ex]D): Handle negative denominator.
573 ((size_t)(A /[ex] B) CMP C): New transformation.
575 2019-05-31 Richard Sandiford <richard.sandiford@arm.com>
577 * doc/md.texi: Document define_insn_and_rewrite.
578 * rtl.def (DEFINE_INSN_AND_REWRITE): New rtx code.
579 * gensupport.c (queue_elem): Update comment.
580 (replace_operands_with_dups): New function.
581 (gen_rewrite_sequence): Likewise.
582 (process_rtx): Handle DEFINE_INSN_AND_REWRITE.
583 * read-rtl.c (apply_subst_iterator): Likewise.
584 (add_condition_to_rtx, named_rtx_p): Likewise.
585 (rtx_reader::read_rtx_operand): Likewise.
586 * config/aarch64/aarch64-sve.md
587 (while_ult<GPI:mode><PRED_ALL:mode>_cc): Rename to...
588 (*while_ult<GPI:mode><PRED_ALL:mode>_cc): ...this and use
589 define_insn_and_rewrite.
590 (*cond_<optab><mode>_any): Turn into define_insn_and_rewrites.
591 Remove separate define_split.
593 2019-05-31 Jan Hubicka <jh@suse.cz>
595 * tree-ssa-alias.c (type_has_components_p): New function.
596 (aliasing_component_refs_p): Use it.
598 2019-05-31 Martin Liska <mliska@suse.cz>
600 * gdbhooks.py: Add const_tree to TreePrinter.
602 2019-05-31 Thomas De Schampheleire <thomas.de_schampheleire@nokia.com>
605 * common.opt (feliminate-unused-debug-symbols): Enable by default.
606 * doc/invoke.texi (Debugging Options): Document new default of
607 -feliminate-unused-debug-symbols and remove restriction to 'stabs'.
609 2019-05-31 Jakub Jelinek <jakub@redhat.com>
611 PR tree-optimization/90671
612 * tree-ssa-threadupdate.c (ssa_create_duplicates): If
613 template_block used to be empty on the first call, don't use
614 gsi_split_seq_after and gsi_insert_seq_after, but remember whole
615 seq with bb_seq and set it with set_bb_seq.
617 2019-05-31 Iain Sandoe <iain@sandoe.co.uk>
619 * config/i386/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
621 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
622 Michael Meissner <meissner@linux.ibm.com>
624 * config/rs6000/predicates.md (pcrel_address): New define_predicate.
625 (prefixed_mem_operand): Likewise.
626 (non_prefixed_mem_operand): Likewise.
627 * config/rs6000/rs6000-protos.h (rs6000_prefixed_address): New
629 * config/rs6000/rs6000.c (print_operand_address): Handle
630 PC-relative addresses.
631 (mode_supports_prefixed_address_p): New function.
632 (rs6000_prefixed_address): New function.
633 * config/rs6000/rs6000.h (SYMBOL_FLAG_PCREL): New #define.
634 (SYMBOL_REF_PCREL_P): Likewise.
636 2019-05-30 Jakub Jelinek <jakub@redhat.com>
638 * gimplify.c (enum gimplify_omp_var_data): Add GOVD_CONDTEMP.
639 (gimplify_adjust_omp_clauses_1): Handle GOVD_CONDTEMP.
640 (gimplify_omp_for): If worksharing loop with lastprivate conditional
641 is nested inside of parallel region, add _condtemp_ clause to both.
642 * tree-nested.c (convert_nonlocal_omp_clauses,
643 convert_local_omp_clauses): Ignore OMP_CLAUSE__CONDTEMP_ instead of
645 * omp-general.h (struct omp_for_data): Add have_pointer_condtemp
647 * omp-general.c (omp_extract_for_data): Compute it.
648 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_.
649 (lower_rec_input_clauses): Likewise.
650 (lower_lastprivate_conditional_clauses): If OMP_CLAUSE__CONDTEMP_
651 clause is already present, just add one further one after it.
652 (lower_lastprivate_clauses): Handle cond_ptr with array type.
653 (lower_send_shared_vars): Clear _condtemp_ vars.
654 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle target data like critical
655 or section or taskgroup.
656 * omp-expand.c (determine_parallel_type): Disallow combining only if
657 first OMP_CLAUSE__CONDTEMP_ has pointer type. Disallow combining
658 of parallel sections if OMP_CLAUSE__CONDTEMP_ is present.
659 (expand_omp_for_generic, expand_omp_for_static_nochunk,
660 expand_omp_for_static_chunk, expand_omp_for): Use
661 fd->have_pointer_condtemp instead of fd->lastprivate_conditional to
662 determine if a special set of API routines are needed and if condtemp
663 needs to be initialized, while always initialize cond_var if
664 fd->lastprivate_conditional is non-zero.
666 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
667 Michael Meissner <meissner@linux.ibm.com>
669 * config/rs6000/constraints.md (eI): New constraint.
670 * config/rs6000/predicates.md (cint34_operand): New predicate.
671 * config/rs6000/rs6000.h (SIGNED_16BIT_OFFSET_P): New #define.
672 (SIGNED_34BIT_OFFSET_P): Likewise.
673 * doc/md.texi (eI): Document constraint.
675 2019-05-30 Sylvia Taylor <sylvia.taylor@arm.com>
677 * config/aarch64/aarch64-sve.md (*fabd<mode>3): New.
679 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
680 Michael Meissner <meissner@linux.ibm.com>
682 * rs6000-cpus.def (OTHER_FUSION_MASKS): New #define.
683 (ISA_3_0_MASKS_SERVER): Mask off OTHER_FUSION_MASKS.
684 (ISA_3_0_MASKS_IEEE): Remove OPTION_MASK_DIRECT_MOVE.
685 (ISA_FUTURE_MASKS_SERVER): Add OPTION_MASK_PREFIXED_ADDR.
686 (OTHER_FUTURE_MASKS): Likewise.
687 (POWERPC_MASKS): Likewise.
688 * rs6000.c (rs6000_option_override_internal): Error if -mpcrel is
689 specified without -mprefixed-addr or -mcpu=future. Error if
690 -mprefixed-addr is specified without -mcpu=future.
691 (rs6000_opt_masks): Add entry for prefixed-addr.
692 * rs6000.opt (mprefixed-addr): New option.
694 2019-05-30 Sam Tebbs <sam.tebbs@arm.com>
696 * aarch64/aarch64.c (aarch64_post_cfi_startproc): Add
697 cfun->is_thunk check.
699 2019-05-30 Jakub Jelinek <jakub@redhat.com>
701 * tree-predcom.c (is_inv_store_elimination_chain): Fix a typo - lenght
704 2019-05-30 Martin Liska <mliska@suse.cz>
706 * gdbinit.in: Fix 'ptc' command. Add trt
707 that prints TREE_TYPE($).
709 2019-05-29 Bill Schmidt <wschmidt@linux.ibm.com>
710 Alan Modra <amodra@gmail.com>
712 * config/rs6000/rs6000.c (rs6000_call_template_1): Handle pcrel
714 (rs6000_indirect_call_template_1): ...and here.
715 (rs6000_pltseq_template): Handle plt_pcrel34. Rework tocsave,
716 plt16_ha, plt16_lo, mtctr indirect calls. Use
718 (rs6000_decl_ok_for_sibcall): New function.
719 (rs6000_function_ok_for_sibcall): Refactor.
720 (rs6000_longcall_ref): Use UNSPEC_PLT_PCREL when pcrel.
721 (rs6000_call_aix): Don't emit toc restore rtl for indirect calls
722 when pcrel. Reorganize.
723 (rs6000_sibcall_aix): Don't add r2 to function usage when pcrel.
724 * rs6000.h (rs6000_pltseq_enum): New enum.
725 * rs6000.md (UNSPEC_PLT_PCREL): New unspec.
726 (*pltseq_tocsave): Use rs6000_pltseq_enum.
727 (*pltseq_plt16_ha): Likewise.
728 (*pltseq_plt16_lo): Likewise.
729 (*pltseq_mtctr): Likewise.
730 (*pltseq_plt_pcrel): New insn.
731 (*call_local_aix): Handle @notoc calls.
732 (*call_value_local_aix): Likewise.
733 (*call_nonlocal_aix): Adjust lengths for pcrel calls.
734 (*call_value_nonlocal_aix): Likewise.
735 (*call_indirect_pcrel): New insn.
736 (*call_value_indirect_pcrel): Likewise.
739 2019-05-29 Uroš Bizjak <ubizjak@gmail.com>
741 * config/i386/sse.md (*save_multiple<mode>): Rename from
743 (*restore_multiple<mode>): Rename from restore_multiple<mode>.
744 (*restore_multiple_and_return<mode>): Rename from
745 restore_multiple_and_return<mode>.
746 (*restore_multiple_leave_return<mode>): Rename from
747 restore_multiple_leave_return<mode>.
749 2019-05-29 Yoshinori Sato <ysato@users.sourceforge.jp>
751 * config.gcc (rx-*-linux*): New target.
752 * config/rx/elf.opt: New file.
753 * config/rx/linux.h: Likewise.
754 * config/rx/t-linux: Likewise.
755 * config/rx/rx.c (TARGET_SAVE_ACC_REGISTER): If not defined,
757 * config/rx/rx.h (ASM_APP_ON): Allow to be overridden.
758 (ASM_APP_OFF): Likewise.
759 * config/rx/rx.opt: Drop -msim and -mas100-syntax, they were
762 2019-05-29 Jan Hubicka <jh@suse.cz>
764 * tree-ssa-alias.c (same_type_for_tbaa): Return ture if main
765 variants are pointer equivalent.
767 2019-05-29 Alejandro Martinez <alejandro.martinezvicente@arm.com>
769 * config/aarch64/aarch64-c.c: Added TARGET_SVE2.
770 * config/aarch64/aarch64-sve2.md: New file.
771 (<u>avg<mode>3_floor): New pattern.
772 (<u>avg<mode>3_ceil): Likewise.
773 (*<sur>h<addsub><mode>): Likewise.
774 * config/aarch64/aarch64.h: Added AARCH64_ISA_SVE2 and TARGET_SVE2.
775 * config/aarch64/aarch64.md: Include aarch64-sve2.md.
777 2019-05-29 Jakub Jelinek <jakub@redhat.com>
780 * optc-save-gen.awk: In cl_optimization_print, use correct condition
781 for var_opt_string printing. In cl_optimization_print_diff, print
782 (null) instead of invoking undefined behavior if one of the
783 var_opt_string pointers is NULL and use && instead of first || in the
784 guarding condition. For var_target_other options, handle const char *
785 target variables similarly to const char * optimize node variables.
787 2019-05-29 Sam Tebbs <sam.tebbs@arm.com>
789 * config/aarch64/aarch64-builtins.c (aarch64_builtins): Add
790 AARCH64_PAUTH_BUILTIN_AUTIB1716 and AARCH64_PAUTH_BUILTIN_PACIB1716.
791 * config/aarch64/aarch64-builtins.c (aarch64_init_pauth_hint_builtins):
792 Add autib1716 and pacib1716 initialisation.
793 * config/aarch64/aarch64-builtins.c (aarch64_expand_builtin): Add checks
794 for autib1716 and pacib1716.
795 * config/aarch64/aarch64-protos.h (aarch64_key_type,
796 aarch64_post_cfi_startproc): Define.
797 * config/aarch64/aarch64-protos.h (aarch64_ra_sign_key): Define extern.
798 * config/aarch64/aarch64.c (aarch64_handle_standard_branch_protection,
799 aarch64_handle_pac_ret_protection): Set default sign key to A.
800 * config/aarch64/aarch64.c (aarch64_expand_epilogue,
801 aarch64_expand_prologue): Add check for b-key.
802 * config/aarch64/aarch64.c (aarch64_ra_sign_key,
803 aarch64_post_cfi_startproc, aarch64_handle_pac_ret_b_key): Define.
804 * config/aarch64/aarch64.h (TARGET_ASM_POST_CFI_STARTPROC): Define.
805 * config/aarch64/aarch64.c (aarch64_pac_ret_subtypes): Add "b-key".
806 * config/aarch64/aarch64.md (unspec): Add UNSPEC_AUTIA1716,
807 UNSPEC_AUTIB1716, UNSPEC_AUTIASP, UNSPEC_AUTIBSP, UNSPEC_PACIA1716,
808 UNSPEC_PACIB1716, UNSPEC_PACIASP, UNSPEC_PACIBSP.
809 * config/aarch64/aarch64.md (do_return): Add check for b-key.
810 * config/aarch64/aarch64.md (<pauth_mnem_prefix>sp): Replace
811 pauth_hint_num_a with pauth_hint_num.
812 * config/aarch64/aarch64.md (<pauth_mnem_prefix>1716): Replace
813 pauth_hint_num_a with pauth_hint_num.
814 * config/aarch64/aarch64.opt (msign-return-address=): Deprecate.
815 * config/aarch64/iterators.md (PAUTH_LR_SP): Add UNSPEC_AUTIASP,
816 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
817 * config/aarch64/iterators.md (PAUTH_17_16): Add UNSPEC_AUTIA1716,
818 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716.
819 * config/aarch64/iterators.md (pauth_mnem_prefix): Add UNSPEC_AUTIA1716,
820 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716, UNSPEC_AUTIASP,
821 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
822 * config/aarch64/iterators.md (pauth_hint_num_a): Replace
823 UNSPEC_PACI1716 and UNSPEC_AUTI1716 with UNSPEC_PACIA1716 and
824 UNSPEC_AUTIA1716 respectively.
825 * config/aarch64/iterators.md (pauth_hint_num_a): Rename to pauth_hint_num
826 and add UNSPEC_PACIBSP, UNSPEC_AUTIBSP, UNSPEC_PACIB1716, UNSPEC_AUTIB1716.
827 * doc/invoke.texi (-mbranch-protection): Add b-key type.
828 * config/aarch64/aarch64-bti-insert.c (aarch64_pac_insn_p): Rename
829 UNSPEC_PACISP to UNSPEC_PACIASP and UNSPEC_PACIBSP.
831 2019-05-29 Jakub Jelinek <jakub@redhat.com>
833 * gimplify.c (struct gimplify_omp_ctx): Add clauses member.
834 (gimplify_scan_omp_clauses): Initialize ctx->clauses.
835 (gimplify_adjust_omp_clauses_1): Transform lastprivate conditional
836 explicit clause on combined parallel into implicit shared clause.
837 (gimplify_adjust_omp_clauses): Move lastprivate conditional clause
838 and firstprivate if the decl has one too from combined parallel to
839 the worksharing construct.
841 2019-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
842 Michael Meissner <meissner@linux.ibm.com>
844 * config/rs6000/rs6000-cpus.def (OTHER_FUTURES_MASK): New #define.
846 2019-05-28 Michael Meissner <meissner@linux.ibm.com>
848 * rtl.h (LABEL_REF_P): New #define.
850 2019-05-28 John David Anglin <danglin@gcc.gnu.org>
852 * config/pa/pa.c (hppa_profile_hook): Remove offset adjustment.
854 2019-05-28 Alejandro Martinez <alejandro.martinezvicente@arm.com>
856 * internal-fn.c: Marked mask_load_direct as vectorizable.
857 * tree-data-ref.c (data_ref_compare_tree): Fixed comment typo.
858 * tree-vect-data-refs.c (can_group_stmts_p): Allow masked loads to be
859 combined even if masks different with allow_slp_p param.
860 (vect_analyze_data_ref_accesses): Mark SLP only vectorizable groups.
861 * tree-vect-loop.c (vect_dissolve_slp_only_groups): New function to
862 dissolve SLP-only vectorizable groups when SLP has been discarded.
863 (vect_analyze_loop_2): Call vect_dissolve_slp_only_groups when needed.
864 * tree-vect-slp.c (vect_get_and_check_slp_defs): Check masked loads
866 (vect_build_slp_tree_1): Fixed comment typo.
867 (vect_build_slp_tree_2): Include masks from masked loads in SLP tree.
868 * tree-vect-stmts.c (vectorizable_load): Allow vectorizaion of masked
870 * tree-vectorizer.h (_stmt_vec_info): Added flag for SLP-only
872 * tree-vectorizer.c (vec_info::new_stmt_vec_info): Likewise.
874 2019-05-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
876 * config/alpha/alpha.c [TARGET_ABI_OSF] (alpha_output_mi_thunk_osf):
877 Remove obsolete use_thunk reference.
878 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
879 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
880 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
881 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
882 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
883 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
884 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
885 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
886 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
888 2019-05-28 Nathan Sidwell <nathan@acm.org>
890 * tree.h (IDENTIFIER_ANON_P): New.
891 (anon_aggrname_format, anon_aggname_p): Don't declare.
892 (make_anon_name): Declare.
893 * lto-streamer-out.c (DFS::DFS_write_tree_body): Use IDENTIFIER_ANON_P.
894 (hash_tree): Likewise.
895 * tree-streamer-out.c (write_ts_decl_minimal_tree): Likewise.
896 * tree.c (anon_aggrname_p, anon_aggrname_format): Delete.
897 (anon_cnt, make_anon_name): New.
899 2019-05-28 Martin Liska <mliska@suse.cz>
902 * opts-global.c (decode_options): Print help for all
903 help_option_arguments.
904 * opts.c (print_help): Add new argument.
905 (common_handle_option): Remember all values into
906 help_option_arguments.
907 * opts.h (print_help): Add new argument.
909 2019-05-28 Martin Liska <mliska@suse.cz>
912 * ipa-icf-gimple.c (func_checker::compare_loops): New function.
913 * ipa-icf-gimple.h (func_checker::compare_loops): Likewise.
914 (func_checker::compare_bb): Call compare_loops.
916 2019-05-27 Jakub Jelinek <jakub@redhat.com>
918 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
919 on sections construct.
920 * omp-low.c (lower_lastprivate_conditional_clauses): Handle sections
922 (lower_omp_sections): Handle lastprivate conditional.
923 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle sections construct with
924 lastprivate_conditional_map.
925 * omp-expand.c (expand_omp_sections): Handle lastprivate conditional.
927 * omp-low.c (lower_omp_1) <case GIMPLE_ASSIGN>: Look through ordered,
928 critical, taskgroup and section regions when looking for a region
929 with non-NULL lastprivate_conditional_map.
931 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
933 * config/i386/i386.c (ix86_gen_add3): Remove indirect function.
934 (*ix86_gen_sub3): Ditto.
935 (*ix86_gen_sub3_carry): Ditto.
936 (*ix86_gen_one_cmpl2): Ditto.
937 (*ix86_gen_andsp): Ditto.
938 (ix86_init_large_pic_reg): Use gen_add2_insn instead of ix86_gen_add3.
939 (gen_and2_insn): New static function.
940 (ix86_expand_prologue): Use gen_and2_insn instead of ix86_gen_andsp.
941 Use gen_add3_insn instead of ix86_gen_add3.
942 (ix86_expand_split_stack_prologue): Use gen_add2_insn
943 instead of ix86_gen_add3.
944 (legitimize_tls_address): Use gen_add2_insn instead of ix86_gen_add3.
945 Use gen_sub3_insn instead of ix86_gen_sub3.
946 * config/i386-expand.c (ix86_split_long_move): Use gen_add2_insn
947 instead of ix86_gen_add3.
948 (ix86_expand_strlensi_unroll_1): Use gen_add2_insn instead of
949 ix86_gen_add3. Use gen_sub3_insn instead of ix86_gen_sub3.
950 (construct_plt_address): Use gen_add2_insn instead of ix86_gen_add3.
951 * config/i386/i386-options.c (ix86_option_override_internal):
952 Do not initialize ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
953 ix86_gen_one_cmpl2 and ix86_gen_andsp.
955 2019-05-27 Eric Botcazou <ebotcazou@adacore.com>
957 * dwarf2out.c (resolve_args_picking_1): Deal with DW_OP_GNU_addr_index
958 and DW_OP_GNU_const_index opcodes.
960 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
962 * config/i386/i386.h (STACK_SIZE_MODE): Define.
964 2019-05-27 Richard Biener <rguenther@suse.de>
966 PR tree-optimization/90637
967 * tree-ssa-sink.c (statement_sink_location): Honor the
968 computed sink location for single-uses.
970 2019-05-27 Richard Biener <rguenther@suse.de>
973 * match.pd (vec_perm): Avoid clobbering op0 when not generating
976 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
978 * config/i386/i386.md (@sub<mode>3_carry): Rename
979 from sub<mode>3_carry.
980 (@leave_<mode>): New expander.
981 (*leave): Rename from leave.
982 (*leave_rex64): Rename from leave_rex64.
983 (@monitorx_<mode>): Rename from monitorx_<mode>.
984 (@clzero_<mode>): Rename from clzero_<mode>.
985 * config/i386/sse.md (@sse3_monitor_<mode>): Rename
986 from sse3_monitor_<mode>.
987 * config/i386/i386.c (ix86_gen_sub3_carry): Remove indirect function.
988 (*ix86_gen_leave): Ditto.
989 (*ix86_gen_monitor): Ditto.
990 (*ix86_gen_monitorx): Ditto.
991 (*ix86_gen_clzero): Ditto.
992 (ix86_emit_leave): Use gen_leave instead of ix86_gen_leave.
993 * config/i386/i386-expand.c (ix86_expand_strlensi_unroll_1):
994 Use gen_sub3_carry instead of ix86_gen_sub3_carry.
995 (ix86_expand_builtin) <case IX86_BUILTIN_MONITOR>:
996 Use gen_sse3_monitor instead of ix86_gen_monitor.
997 <case IX86_BUILTIN_MONITORX>: Use gen_monitorx
998 instead of ix86_gen_monitorx.
999 <case IX86_BUILTIN_CLZERO>: Use gen_clzero
1000 instead of ix86_gen_clzero.
1001 * config/i386/i386-options.c (ix86_option_override_internal):
1002 Do not initialize ix86_gen_leave, ix86_gen_sub3_carry,
1003 ix86_gen_monitor, ix86_gen_monitorx and ix86_gen_clzero.
1005 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1007 * config/i386/i386.md (@tls_global_dynamic_64_<mode>):
1008 Rename from tls_global_dynamic_64_<mode>.
1009 (@tls_local_dynamic_base_64_<mode>): Rename from
1010 tls_local_dynamic_base_64_<mode>.
1011 * config/i386/i386.c (*ix86_gen_tls_global_dynamic_64):
1012 Remove indirect function.
1013 (*ix86_gen_tls_local_dynamic_base_64): Ditto.
1014 (legitimize_tls_address): Use gen_tls_global_dynamic_64 function
1015 instead of ix86_gen_tls_global_dynamic_64.
1016 Use gen_tls_local_dynamic_base_64 instead of
1017 ix86_gen_tls_local_dynamic_base_64.
1018 * config/i386/i386-options.c (ix86_option_override_internal):
1019 Do not initialize ix86_gen_tls_global_dynamic_64 and
1020 ix86_gen_tls_local_dynamic_base_64.
1022 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1024 * config/i386/i386.md (@pro_epilogue_adjust_stack_add_<mode>)
1025 Rename from pro_epilogue_adjust_stack_<mode>_add.
1026 (@pro_epilogue_adjust_stack_sub_<mode>)
1027 Rename from pro_epilogue_adjust_stack_<mode>_sub.
1028 (@allocate_stack_worker_probe_<mode>):
1029 Rename from allocate_stack_worker_probe_<mode>.
1030 (allocate_stack): Use gen_allocate_stack_worker_probe.
1031 (probe_stack): Use gen_probe_stack_1.
1032 (@probe_stack_1_<mode>): Rename from probe_stack_<mode>.
1033 (@adjust_stack_and_probe_<mode>): Rename from
1034 adjust_stack_and_probe<mode>.
1035 (@probe_stack_range_<mode>): Rename from probe_stack_range<mode>.
1036 (stack_protect_set): Use gen_stack_protect_set_1.
1037 (@stack_protect_set_1_<mode>): Rename from stack_protect_set_<mode>.
1038 (stack_protect_test): Use gen_stack_protect_test_1.
1039 (@stack_protect_test_1_<mode>): Rename from stack_protect_test_<mode>.
1040 * config/i386/i386.c (*ix86_gen_allocate_stack_worker):
1041 Remove indirect function.
1042 (*ix86_gen_adjust_stack_and_probe): Ditto.
1043 (*ix86_gen_probe_stack_range): Ditto.
1044 (pro_epilogue_adjust_stack): Use gen_pro_epilogue_adjust_stack_add
1045 instead of gen_pro_epilogue_adjust_stack_{si,di}_add.
1046 (ix86_adjust_stack_and_probe_stack_clash): Use
1047 gen_adjust_stack_and_probe instead of ix86_gen_adjust_stack_and_probe.
1048 (ix86_adjust_stack_and_probe): Ditto.
1049 (ix86_emit_probe_stack_range): Use gen_probe_stack_range instead
1050 of ix86_gen_probe_stack_range.
1051 (ix86_expand_prologue): Use gen_pro_epilogue_adjust_stack_sub
1052 instead of gen_pro_epilogue_adjust_stack_{si,di}_sub.
1053 * config/i386/x86-tune-sched.c (ix86_macro_fusion_pair_p):
1054 Include insn-opinit.h. Use code_for_stack_protect_test_1 instead of
1055 CODE_FOR_stack_protect_test_{si,di}.
1056 * config/i386/i386-options.c (ix86_option_override_internal):
1057 Do not initialize ix86_gen_allocate_stack_worker,
1058 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
1060 2019-05-26 Gerald Pfeifer <gerald@pfeifer.com>
1062 * doc/invoke.texi (Link Options): Many editorial changes around
1065 2019-05-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1067 * doc/invoke.texi (x86 Options, -mvect8-ret-in-mem): Remove
1068 pre-Solaris 11 referene and most Studio compiler details.
1070 2019-05-24 John David Anglin <danglin@gcc.gnu.org>
1073 * config/pa/pa.c (pa_can_change_mode_class): Accept mode changes from
1074 DImode to SImode in floating-point registers on 64-bit target.
1075 * config/pa/pa.md (umulsidi3): Change nonimmediate_operand to
1076 register_operand in xmpyu patterns.
1078 2019-05-24 Jakub Jelinek <jakub@redhat.com>
1080 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__CONDTEMP_.
1081 * tree.h (OMP_CLAUSE_DECL): Use OMP_CLAUSE__CONDTEMP_ instead of
1082 OMP_CLAUSE__REDUCTEMP_.
1083 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add
1084 OMP_CLAUSE__CONDTEMP_.
1085 (walk_tree_1): Handle OMP_CLAUSE__CONDTEMP_.
1086 * tree-pretty-print.c (dump_omp_clause): Likewise.
1087 * tree-nested.c (convert_nonlocal_omp_clauses,
1088 convert_local_omp_clauses): Likewise.
1089 * gimplify.c (enum gimplify_omp_var_data): Use hexadecimal constants
1090 instead of decimal. Add GOVD_LASTPRIVATE_CONDITIONAL.
1091 (gimplify_scan_omp_clauses): Don't reject lastprivate conditional
1093 (gimplify_omp_for): Warn and disable conditional modifier from
1094 lastprivate on loop iterators.
1095 * omp-general.h (struct omp_for_data): Add lastprivate_conditional
1097 * omp-general.c (omp_extract_for_data): Initialize it.
1098 * omp-low.c (struct omp_context): Add lastprivate_conditional_map
1100 (delete_omp_context): Delete it.
1101 (lower_lastprivate_conditional_clauses): New function.
1102 (lower_lastprivate_clauses): Add BODY_P and CSTMT_LIST arguments,
1103 handle lastprivate conditional clauses.
1104 (lower_reduction_clauses): Add CLIST argument, emit it into
1105 the critical section if any.
1106 (lower_omp_sections): Adjust lower_lastprivate_clauses and
1107 lower_reduction_clauses callers.
1108 (lower_omp_for_lastprivate): Add CLIST argument, pass it through
1109 to lower_lastprivate_clauses.
1110 (lower_omp_for): Call lower_lastprivate_conditional_clauses, adjust
1111 lower_omp_for_lastprivate and lower_reduction_clauses callers, emit
1112 clist into a critical section if not emitted there already by
1113 lower_reduction_clauses.
1114 (lower_omp_taskreg, lower_omp_teams): Adjust lower_reduction_clauses
1116 (lower_omp_1): Handle GIMPLE_ASSIGNs storing into lastprivate
1117 conditional variables.
1118 * omp-expand.c (determine_parallel_type): Punt if OMP_CLAUSE__CONDTEMP_
1120 (expand_omp_for_generic, expand_omp_for_static_nochunk,
1121 expand_omp_for_static_chunk): Handle lastprivate conditional.
1122 (expand_omp_for): Handle fd.lastprivate_conditional like
1125 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
1127 * config/gcn/gcn-run.c (main): Set a non-zero return value if the
1128 kernel does not exit cleanly.
1129 * config/gcn/gcn.md (gcn_return): Insert s_waitcnt before s_dcache_wb.
1131 2019-05-24 Jason Merrill <jason@redhat.com>
1134 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
1136 2019-05-24 Richard Biener <rguenther@suse.de>
1139 * tree-loop-distribution.c (struct partition): Add location
1141 (partition_alloc): Initialize all fields.
1142 (generate_memset_builtin): Use the location recorded in the
1143 partition for the generated call.
1144 (generate_memcpy_builtin): Likewise.
1145 (classify_partition): Record the location of a single store
1146 as location for the partition.
1148 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
1150 * config/gcn/gcn.c (gcn_expand_prologue): Use gen_addsi3_scalar_carry
1153 2019-05-24 Matthew Malcomson <matthew.malcomson@arm.com>
1156 * common/config/aarch64/aarch64-common.c
1157 (aarch64_rewrite_selected_cpu): Change local temporary variable
1158 type from unsigned long to uint64_t.
1159 * config/aarch64/aarch64-protos.h (aarch64_parse_extension,
1160 aarch64_get_extension_string_for_isa_flags): Change declaration to
1161 match new definition by replacing unsigned long with uint64_t.
1163 2019-05-24 Jakub Jelinek <jakub@redhat.com>
1166 * config/i386/x86-tune-sched.c (ix86_macro_funsion_pair_p): Call
1167 gen_attr_type just once instead of 4-7 times. Formatting fixes.
1168 Handle stack_protect_test_<mode> codegen similarly to corresponding
1171 2019-05-23 Iain Sandoe <iain@sandoe.co.uk>
1173 * config/i386/darwin.h: Reject -mfentry*.
1174 * doc/sourcebuild.texi: Document mfentry target support.
1176 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1178 * config/rs6000/rs6000.c (rs6000_global_entry_point_needed_p):
1179 Rename to rs6000_global_entry_point_prologue_needed_p. Return
1180 false for PC-relative functions.
1181 (rs6000_output_function_prologue): Change called function name to
1182 rs6000_global_entry_point_prologue_needed_p. Emit ".localentry
1183 name,1" for PC-relative functions.
1184 (rs6000_elf_declare_function_name): Change called function name to
1185 rs6000_global_entry_point_prologue_needed_p.
1187 2019-05-23 Uroš Bizjak <ubizjak@gmail.com>
1190 * config/i386/i386.c (gen_rtx_cost):
1191 Use ix86_tune_cost instead of ix86_cost.
1193 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1194 Michael Meissner <meissner@linux.ibm.com>
1195 Segher Boessenkool <segher@kernel.crashing.org>
1197 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): Add
1199 (POWERPC_MASKS): Add OPTION_MASK_PCREL.
1200 * config/rs6000/rs6000-protos.h (rs6000_pcrel_p): New prototype.
1201 (rs6000_fndecl_pcrel_p): Likewise.
1202 * config/rs6000/rs6000.c (rs6000_option_override_internal): Report
1203 error if -mpcrel is requested without -mcpu=future.
1204 (rs6000_opt_masks): Add entry for pcrel.
1205 (rs6000_fndecl_pcrel_p): New function.
1206 (rs6000_pcrel_p): Likewise.
1207 * config/rs6000/rs6000.opt (mpcrel): New option.
1208 * doc/invoke.texi: Document -mpcrel and -mno-pcrel.
1210 2019-05-23 Jan Hubicka <jh@suse.cz>
1211 Martin Liska <mliska@suse.cz>
1213 PR tree-optimization/90576
1214 * tree-ssa-alias.c (compare_sizes): Remove dead calls to
1216 (aliasing_component_refs_p): Fix three way size compare conditional;
1217 give up earlier in case we can not decide on equivalence.
1219 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1220 Michael Meissner <meissner@linux.ibm.com>
1221 Segher Boessenkool <segher@kernel.crashing.org>
1223 * config.gcc: Add future cpu.
1224 * config/rs6000/driver-rs6000.c (asm_names): Add future cpu.
1225 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): New
1227 (POWERPC_MASKS): Add OPTION_MASK_FUTURE.
1228 (RS6000_CPU): New instantiation for future cpu.
1229 * config/rs6000/rs6000-opts.h (enum processor_type): Add
1231 * config/rs6000/rs6000-string.c (expand_compare_loop): Treat
1232 PROCESSOR_FUTURE like PROCESSOR_POWER9 for now.
1233 * config/rs6000/rs6000-tables.opt: Regenerate.
1234 * config/rs6000/rs6000.c (rs6000_option_override_internal): Treat
1235 PROCESSOR_FUTURE similarly to PROCESSOR_POWER9 for now.
1236 (rs6000_machine_from_flags): Handle future cpu.
1237 (rs6000_reassociation_width): Treat PROCESSOR_FUTURE like
1238 PROCESSOR_POWER9 for now.
1239 (rs6000_adjust_cost): Likewise.
1240 (rs6000_issue_rate): Likewise.
1241 (rs6000_register_move_cost): Likewise.
1242 (rs6000_opt_masks): Add entry for future.
1243 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add future cpu.
1244 (MASK_FUTURE): New #define.
1245 * config/rs6000/rs6000.md (define_attr "cpu"): Add future cpu.
1246 * config/rs6000/rs6000.opt (mfuture): New target option.
1247 * doc/invoke.texi (mcpu): Add future cpu.
1249 2019-05-23 Martin Liska <mliska@suse.cz>
1252 * tree-ssa-uninit.c (value_sat_pred_p): The result of &
1253 operation points to a temporary (pointed via tree_to_wide_ref)
1254 that is out of scope after the &.
1256 2019-05-23 Jonathan Wakely <jwakely@redhat.com>
1259 * doc/extend.texi (Function Names): Add missing word.
1261 2019-05-23 Richard Biener <rguenther@suse.de>
1263 PR tree-optimization/88440
1264 * opts.c (default_options_table): Enable -ftree-loop-distribute-patterns
1266 * tree-loop-distribution.c (generate_memset_builtin): Fold the
1268 (generate_memcpy_builtin): Likewise.
1269 (distribute_loop): Pass in whether to only distribute patterns.
1270 (prepare_perfect_loop_nest): Also allow size optimization.
1271 (pass_loop_distribution::execute): When optimizing a loop
1272 nest for size allow pattern replacement.
1274 2019-05-23 Jakub Jelinek <jakub@redhat.com>
1277 * config/i386/i386.md (stack_protect_test_<mode>): Use sub instead
1280 2019-05-23 Martin Liska <mliska@suse.cz>
1283 * gimplify.c (gimplify_target_expr): Skip TREE_STATIC target
1284 expression similarly to gimplify_decl_expr.
1286 2019-05-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1288 * cse.c (cse_dump_path): s/dump_file/f.
1290 2019-05-22 David Malcolm <dmalcolm@redhat.com>
1293 * diagnostic-format-json.cc: Include "selftest.h".
1294 (json_from_expanded_location): Only add "file" key for non-NULL
1296 (json_from_location_range): Don't add "start" and "finish"
1297 children if they are UNKNOWN_LOCATION.
1298 (selftest::test_unknown_location): New selftest.
1299 (selftest::test_bad_endpoints): New selftest.
1300 (selftest::diagnostic_format_json_cc_tests): New function.
1301 * json.cc (json::object::get): New function.
1302 (selftest::test_object_get): New selftest.
1303 (selftest::json_cc_tests): Call it.
1304 * json.h (json::object::get): New decl.
1305 * selftest-run-tests.c (selftest::run_tests): Call
1306 selftest::diagnostic_format_json_cc_tests.
1307 * selftest.h (selftest::diagnostic_format_json_cc_tests): New
1310 2019-05-22 Kwok Cheung Yeung <kcy@codesourcery.com>
1311 Andrew Stubbs <amd@codesourcery.com>
1313 * config.gcc (gcc_cv_initfini_array): Set for AMD GCN.
1314 * config/gcn/gcn-run.c (init_array_kernel, fini_array_kernel): New.
1315 (kernel): Rename to...
1316 (main_kernel): ... this.
1317 (load_image): Load _init_array and _fini_array kernels.
1318 (run): Add argument for kernel to run.
1319 (main): Run init_array_kernel before main_kernel, and
1320 fini_array_kernel after.
1321 * config/gcn/gcn.c (gcn_handle_amdgpu_hsa_kernel_attribute): Allow
1322 amdgpu_hsa_kernel attribute on functions.
1323 (gcn_disable_constructors): Delete.
1324 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): Delete.
1325 * config/gcn/crt0.c (size_t): Define.
1326 (_init_array, _fini_array): New.
1327 (__preinit_array_start, __preinit_array_end,
1328 __init_array_start, __init_array_end,
1329 __fini_array_start, __fini_array_end): Declare weak references.
1331 2019-05-22 Andrew Stubbs <ams@codesourcery.com>
1333 * config/gcn/gcn.c (gcn_trampoline_init): Call "sorry" on GCN5.
1335 2019-05-22 Jason Merrill <jason@redhat.com>
1337 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
1339 2019-05-22 H.J. Lu <hongjiu.lu@intel.com>
1342 * config/i386/i386-options.c (ix86_init_machine_status): Set
1343 stack_frame_required to true.
1344 * config/i386/i386.c (ix86_get_frame_size): New function.
1345 (ix86_frame_pointer_required): Replace get_frame_size with
1346 ix86_get_frame_size.
1347 (ix86_compute_frame_layout): Likewise.
1348 (ix86_find_max_used_stack_alignment): Changed to void. Set
1349 stack_frame_required.
1350 (ix86_finalize_stack_frame_flags): Always call
1351 ix86_find_max_used_stack_alignment. Replace get_frame_size with
1352 ix86_get_frame_size.
1353 * config/i386/i386.h (machine_function): Add stack_frame_required.
1355 2019-05-22 Uroš Bizjak <ubizjak@gmail.com>
1357 * config/i386/sse.md (sse_cvtpi2ps): Use TARGET_MMX in insn condition.
1359 2019-05-22 Matthew Malcomson <matthew.malcomson@arm.com>
1361 * common/config/aarch64/aarch64-common.c
1362 (struct aarch64_option_extension, struct processor_name_to_arch,
1363 struct arch_to_arch_name, aarch64_parse_extension, opt_ext_cmp,
1364 aarch64_contains_opt,
1365 aarch64_get_extension_string_for_isa_flags): Change type of
1366 variables storing flags to uint64_t.
1367 * config/aarch64/aarch64-option-extensions.def (sve2, sve2-sm4,
1368 sve2-aes, sve2-sha3, bitperm): New optional SVE2 extension flags.
1369 * config/aarch64/aarch64.c (struct processor,
1370 aarch64_parse_arch, aarch64_parse_cpu, aarch64_validate_mcpu,
1371 aarch64_validate_march, aarch64_override_options,
1372 aarch64_option_print, aarch64_handle_attr_isa_flags,
1373 aarch64_declare_function_name, aarch64_start_file): Make flag
1375 * config/aarch64/aarch64.h (AARCH64_FL_SVE2, AARCH64_FL_SVE2_AES,
1376 AARCH64_FL_SVE2_SM4, AARCH64_FL_SVE2_SHA3,
1377 AARCH64_FL_SVE2_BITPERM): New macro feature flags.
1378 * config/aarch64/aarch64.opt (aarch64_isa_flags): Make uint64_t.
1379 * config/aarch64/driver-aarch64.c
1380 (struct aarch64_arch_extension, struct aarch64_core_data,
1381 struct aarch64_arch_driver_info, host_detect_local_cpu): Make
1382 flag variables uint64_t.
1383 * doc/invoke.texi: Add documentation for new arguments.
1385 2019-05-22 Richard Biener <rguenther@suse.de>
1387 * alias.c (ao_ref_from_mem): Move stack-slot sharing
1389 * emit-rtl.c (set_mem_attributes_minus_bitpos): ... here.
1391 2019-05-22 Martin Liska <mliska@suse.cz>
1394 * doc/extend.texi: Document the change.
1396 2019-05-22 Richard Biener <rguenther@suse.de>
1398 PR tree-optimization/90450
1399 * tree-ssa-loop-im.c (struct im_mem_ref): Add ref_decomposed.
1400 (mem_ref_hasher::equal): Check it.
1401 (mem_ref_alloc): Initialize it.
1402 (gather_mem_refs_stmt): Set it.
1404 2019-05-22 Richard Biener <rguenther@suse.de>
1406 * gimple-fold.c (arith_code_with_undefined_signed_overflow):
1408 (rewrite_to_defined_overflow): Handle rewriting ABS_EXPR
1411 2019-05-22 Alan Modra <amodra@gmail.com>
1413 * config/rs6000/rs6000.h (ASM_OPT_ANY): Define.
1414 (ASM_CPU_SPEC): Conditionally add -many.
1415 * config/rs6000/rs6000.c (rs6000_machine): New static var.
1416 (rs6000_machine_from_flags, emit_asm_machine): New functions..
1417 (rs6000_file_start): ..extracted from here, and modified to
1419 (rs6000_output_function_prologue): Emit .machine as necessary.
1420 * testsuite/gcc.target/powerpc/ppc32-abi-dfp-1.c: Don't use
1422 * testsuite/gcc.dg/vect/O3-pr70130.c: Disable default options
1423 added by check_vect_support_and_set_flags.
1424 * testsuite/gcc.dg/vect/pr48765.c: Likewise.
1425 * testsuite/gfortran.dg/vect/pr45714-b.f: Likewise.
1427 2019-05-22 Hans-Peter Nilsson <hp@axis.com>
1430 * ira-lives.c (process_bb_node_lives): Consider defs
1431 for a call insn to be die before the call, not after.
1433 * function.c (assign_parm_setup_block): Raise alignment of
1434 stacked parameter only for STRICT_ALIGNMENT targets.
1436 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1438 * config/rs6000/constraints.md (define_register_constraint "wz"):
1440 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1441 RS6000_CONSTRAINT_wz.
1442 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1443 (rs6000_init_hard_regno_mode_ok): Adjust.
1444 * config/rs6000/rs6000.md: Replace "wz" constraint by "d" with "p7".
1445 * doc/md.texi (Machine Constraints): Adjust.
1447 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1449 * config/rs6000/constraints.md (define_register_constraint "wl"):
1451 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1452 RS6000_CONSTRAINT_wl.
1453 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1454 (rs6000_init_hard_regno_mode_ok): Adjust.
1455 * config/rs6000/rs6000.md: Replace "wl" constraint by "d" with "p6".
1456 * doc/md.texi (Machine Constraints): Adjust.
1458 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1460 * config/rs6000/constraints.md (define_register_constraint "wm"):
1462 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1463 RS6000_CONSTRAINT_wm.
1464 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1465 (rs6000_init_hard_regno_mode_ok): Adjust.
1466 * config/rs6000/vsx.md: Replace "wm" constraint by "wa" with "p8v".
1467 * doc/md.texi (Machine Constraints): Adjust.
1469 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1471 * config/rs6000/constraints.md (define_register_constraint "wk"):
1473 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1474 RS6000_CONSTRAINT_wk.
1475 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1476 (rs6000_init_hard_regno_mode_ok): Adjust.
1477 * config/rs6000/rs6000.md: Replace "wk" constraint by "ws" with "p8v".
1478 * doc/md.texi (Machine Constraints): Adjust.
1480 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1482 * config/rs6000/constraints.md (define_register_constraint "wj"):
1484 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1485 RS6000_CONSTRAINT_wj.
1486 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1487 (rs6000_init_hard_regno_mode_ok): Adjust.
1488 * config/rs6000/rs6000.md: Replace "wj" constraint by "wi" with "p8v".
1490 * config/rs6000/vsx.md: Ditto.
1491 * doc/md.texi (Machine Constraints): Adjust.
1493 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1495 * config/rs6000/constraints.md (define_register_constraint "wh"):
1497 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1498 RS6000_CONSTRAINT_wh.
1499 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1500 (rs6000_init_hard_regno_mode_ok): Adjust.
1501 * config/rs6000/rs6000.md: Replace "wh" constraint by "wa" with "p8v".
1502 * doc/md.texi (Machine Constraints): Adjust.
1504 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
1507 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
1508 Avoid calling gen_lowpart with CONST operand.
1510 2019-05-21 Alexandre Oliva <aoliva@redhat.com>
1512 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add
1513 field template_last_to_copy.
1514 (ssa_create_duplicates): Set it, and use it. Attempt to
1515 preserve more debug stmts.
1517 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
1519 * config/i386/sse.md (VF1_AVX2): New mode iterator.
1520 (signbit<mode>2): New expander
1522 2019-05-21 James Clarke <jrtc27@jrtc27.com>
1525 * dwarf2out.c (dwarf2out_inline_entry): Use ASM_OUTPUT_DEBUG_LABEL
1526 instead of ASM_GENERATE_INTERNAL_LABEL and ASM_OUTPUT_LABEL.
1528 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
1530 * config/i386/cpuid.h (__cpuid): For 32bit targets, zero
1531 %ebx and %ecx bafore calling cpuid with leaf 1 or
1532 non-constant leaf argument.
1534 2019-05-21 Alan Modra <amodra@gmail.com>
1537 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase
1538 power9 direct move cost.
1539 * testsuite/gcc.target/powerpc/fold-vec-splats-floatdouble.c:
1540 Correct comments and rename functions to suit parameters.
1542 2019-05-21 Richard Biener <rguenther@suse.de>
1545 * fold-const.c (fold_read_from_vector): New function.
1546 * fold-const.h (fold_read_from_vector): Declare.
1547 * match.pd (VEC_PERM_EXPR): Build BIT_INSERT_EXPRs for
1548 single-element insert permutations. Canonicalize selector
1549 further and fix issue with last commit.
1551 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
1553 * tree-cfg.h (split_critical_edges): Add for_edge_insertion_p
1554 parameter with default value false to declaration.
1555 (split_edges_for_insertion): New inline function. Wrapper for
1556 split_critical_edges with for_edge_insertion_p = true.
1557 * tree-cfg.c (split_critical_edges): Don't split non-critical
1558 edges if for_edge_insertion_p is false. Fix whitespace.
1559 * tree-ssa-pre.c (pass_pre::execute): Call
1560 split_edges_for_insertion instead of split_critical_edges.
1561 * gcc/tree-ssa-tail-merge.c (tail_merge_optimize): Ditto.
1562 * gcc/tree-ssa-sink.c (pass_sink_code::execute): Ditto.
1563 (pass_data_sink_code): Update function name in the comment.
1565 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
1567 * tree-ssa-uninit.c (value_sat_pred_p): This new function is a wrapper
1568 around is_value_included_in that knows how to handle BIT_AND_EXPR.
1569 (is_pred_expr_subset_of): Use the new function. Handle more cases where
1570 code1 == EQ_EXPR and where code1 == BIT_AND_EXPR and thus fix some false
1573 2019-05-21 Martin Liska <mliska@suse.cz>
1575 * config/rs6000/driver-rs6000.c (elf_platform): Do not use
1577 * config/rs6000/rs6000-c.c (rs6000_pragma_longcal): Wrap pragma in %<%>.
1578 (altivec_resolve_overloaded_builtin): Likewise for vec_lvsl and
1580 * config/rs6000/rs6000.c (rs6000_option_override_internal):
1582 (rs6000_function_arg): Likewise.
1583 (rs6000_expand_set_fpscr_drn_builtin): Remove trailing dot.
1584 (rs6000_expand_ternop_builtin): Use interval syntax.
1585 (get_element_number): Likewise.
1586 (altivec_expand_builtin): Likewise.
1587 (rs6000_get_function_versions_dispatcher): Quote target_clones.
1591 2019-05-20 Jakub Jelinek <jakub@redhat.com>
1595 * function.h (struct function): Add calls_eh_return member.
1596 * gimplify.c (gimplify_call_expr): Set cfun->calls_eh_return when
1597 gimplifying __builtin_eh_return call.
1598 * tree-inline.c (initialize_cfun): Copy calls_eh_return from src_cfun
1600 (expand_call_inline): Or in src_cfun->calls_eh_return into
1601 dst_cfun->calls_eh_return.
1602 * tree-tailcall.c (suitable_for_tail_call_opt_p): Return false if
1603 cfun->calls_eh_return.
1604 * lto-streamer-in.c (input_struct_function_base): Read calls_eh_return.
1605 * lto-streamer-out.c (output_struct_function_base): Write
1608 2019-05-20 Marc Glisse <marc.glisse@inria.fr>
1610 PR rtl-optimization/43147
1611 * config/i386/i386.c (ix86_gimple_fold_builtin): Handle
1612 IX86_BUILTIN_SHUFPD.
1614 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
1616 * tree-ssa-alias.c (refs_may_alias_p_2): Break out from ...
1617 (refs_may_alias_p_1): ... here; update stats.
1618 (refs_may_alias_p): Do not update stats here.
1620 2019-05-20 Richard Biener <rguenther@suse.de>
1622 * tree-ssa-structalias.c (find_func_aliases): POINTER_DIFF_EXPR
1623 doesn't produce pointers.
1624 {TRUNC,CEIL,FLOOR,ROUND,EXACT}_{DIV,MOD}_EXPR points to what
1625 the first operand points to.
1627 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
1629 * tree-ssa-alias.c (compare_sizes): New function.
1630 (sompare_type_sizes): New function
1631 (aliasing_component_refs_p): Use it.
1632 (indirect_ref_may_alias_decl_p): Likewise.
1634 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1636 * config/i386/sol2.h (CC1_SPEC): Reject -mx32.
1638 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1640 * config/sol2.h (LIBTSAN_EARLY_SPEC): Remove : after %e.
1641 (LIBLSAN_EARLY_SPEC): Likewise.
1642 * config/i386/sol2.h (ASAN_REJECT_SPEC): Likewise.
1644 2019-05-20 Martin Liska <mliska@suse.cz>
1646 * config/i386/i386.c (ix86_libc_has_fast_function):
1647 Add ATTRIBUTE_UNUSED for the argument.
1649 2019-05-20 Richard Biener <rguenther@suse.de>
1651 * gimple-match-head.c: Include vec-perm-indices.h.
1652 * generic-match-head.c: Likewise.
1653 * fold-const.h (fold_vec_perm): Declare when vec-perm-indices.h
1655 * fold-const.c (fold_vec_perm): Export.
1656 (fold_ternary_loc): Move non-constant folding of VEC_PERM_EXPR...
1657 (match.pd): ...here.
1659 2019-05-20 Jakub Jelinek <jakub@redhat.com>
1661 * cfgloop.h (struct loop): Add simdlen member.
1662 * cfgloopmanip.c (copy_loop_info): Copy simdlen as well.
1663 * omp-expand.c (expand_omp_simd): Set it if simdlen clause is present.
1664 * tree-vect-loop.c (vect_analyze_loop): Pass loop->simdlen != 0
1665 as new argument to autovectorize_vector_sizes target hook. If
1666 loop->simdlen, pick up vector size where the vectorization factor
1667 is equal to loop->simd, and if there is none, fall back to the first
1669 (vect_transform_loop): Adjust autovectorize_vector_sizes target hook
1671 * omp-low.c (omp_clause_aligned_alignment): Likewise.
1672 * omp-general.c (omp_max_vf): Likewise.
1673 * optabs-query.c (can_vec_mask_load_store_p): Likewise.
1674 * tree-vect-slp.c (vect_slp_bb): Likewise.
1675 * target.def (autovectorize_vector_sizes): Add ALL argument and
1677 * doc/tm.texi: Adjust documentation.
1678 * targhooks.c (default_autovectorize_vector_sizes): Add bool argument.
1679 * targhooks.h (default_autovectorize_vector_sizes): Likewise.
1680 * config/aarch64/aarch64.c (aarch64_autovectorize_vector_sizes): Add
1682 * config/arc/arc.c (arc_autovectorize_vector_sizes): Likewise.
1683 * config/arm/arm.c (arm_autovectorize_vector_sizes): Likewise.
1684 * config/mips/mips.c (mips_autovectorize_vector_sizes): Likewise.
1685 * config/i386/i386.c (ix86_autovectorize_vector_sizes): Likewise. If
1686 true and TARGET_AVX512F or TARGET_AVX, push 3 or 2 sizes even if
1687 preferred vector size is not 512-bit or 256-bit, just put those
1688 unpreferred ones last.
1690 2019-05-20 Martin Liska <mliska@suse.cz>
1692 * targhooks.c (default_libc_has_fast_function): New function.
1693 * targhooks.h (default_libc_has_fast_function): Likewise.
1695 2019-05-20 Martin Liska <mliska@suse.cz>
1698 * builtins.c (expand_builtin_memory_copy_args): When having a
1699 target with fast mempcpy implementation do now use memcpy.
1700 * config/i386/i386.c (ix86_libc_has_fast_function): New.
1701 (TARGET_LIBC_HAS_FAST_FUNCTION): Likewise.
1702 * doc/tm.texi: Likewise.
1703 * doc/tm.texi.in: Likewise.
1705 * expr.c (emit_block_move_hints): Add 2 new arguments.
1706 * expr.h (emit_block_move_hints): Bail out when libcall
1707 to memcpy would be used.
1709 2019-05-20 Martin Liska <mliska@suse.cz>
1711 * profile-count.c: Add vertical spacing in order
1712 to separate functions.
1713 * profile-count.h: Likewise.
1715 2019-05-20 Martin Liska <mliska@suse.cz>
1717 * profile-count.h: Do not use full qualified
1719 * profile-count.c (profile_count::to_frequency): Likewise.
1721 2019-05-20 Martin Liska <mliska@suse.cz>
1723 * profile-count.h (enum profile_quality): Use capital letters
1724 for enum value names. Use the adjusted names.
1725 * profile-count.c: Use the adjusted names.
1727 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1729 * config/rs6000/constraints.md (define_register_constraint "wH"):
1731 (define_register_constraint "wI"): Delete.
1732 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1733 RS6000_CONSTRAINT_wH and RS6000_CONSTRAINT_wI.
1734 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1735 (rs6000_init_hard_regno_mode_ok): Adjust.
1736 * config/rs6000/rs6000.md: Replace "wH" and "wI" constraints by "v"
1737 resp. "d", or with "wa" as appropriate, all with "p8v".
1738 * config/rs6000/vsx.md: Ditto.
1739 * doc/md.texi (Machine Constraints): Adjust.
1741 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1743 * config/rs6000/constraints.md (define_register_constraint "wy"):
1745 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1746 RS6000_CONSTRAINT_wy.
1747 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1748 (rs6000_init_hard_regno_mode_ok): Adjust.
1749 * config/rs6000/rs6000.md: Replace "wy" constraint by "wa" with "p8v".
1750 Use "<Fisa>" as "isa" in all alternatives that use "<Fv2>".
1751 (define_mode_attr Fisa): New.
1752 * config/rs6000/vsx.md: Replace "wy" constraint by "wa" with "p8v".
1753 * doc/md.texi (Machine Constraints): Adjust.
1755 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1757 * config/rs6000/constraints.md (define_register_constraint "wu"):
1759 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1760 RS6000_CONSTRAINT_wu.
1761 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1762 (rs6000_init_hard_regno_mode_ok): Adjust.
1763 * config/rs6000/rs6000.md: Replace "wu" constraint by "v" or "wa",
1765 (define_mode_attr Fa): Delete.
1766 * config/rs6000/vsx.md: Ditto.
1767 * doc/md.texi (Machine Constraints): Adjust.
1769 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1771 * config/rs6000/constraints.md (define_register_constraint "wJ"):
1773 (define_register_constraint "wK"): Delete.
1774 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1775 RS6000_CONSTRAINT_wJ and RS6000_CONSTRAINT_wK.
1776 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1777 (rs6000_init_hard_regno_mode_ok): Adjust.
1778 * config/rs6000/rs6000.md: Replace "wJ" constraint by "wI" with "p9v".
1779 Replace "wK" constraint by "wH" with "p9v".
1780 * config/rs6000/vsx.md: Ditto.
1781 * doc/md.texi (Machine Constraints): Adjust.
1783 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1785 * config/rs6000/constraints.md (define_register_constraint "wb"):
1787 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1788 RS6000_CONSTRAINT_wb.
1789 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1790 (rs6000_init_hard_regno_mode_ok): Adjust.
1791 * config/rs6000/rs6000.md: Replace "wb" constraint by "v" with "p9v".
1792 * config/rs6000/vsx.md: Ditto.
1793 * doc/md.texi (Machine Constraints): Adjust.
1795 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1797 * config/rs6000/constraints.md (define_register_constraint "wo"):
1799 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1800 RS6000_CONSTRAINT_wo.
1801 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1802 (rs6000_init_hard_regno_mode_ok): Adjust.
1803 * config/rs6000/rs6000.md: Replace "wo" constraint by "wa" with "p9v".
1804 * config/rs6000/altivec.md: Ditto.
1805 * doc/md.texi (Machine Constraints): Adjust.
1807 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
1809 * config/darwin-c.c (darwin_register_objc_includes): Do not
1810 prepend the sysroot when building gnu-runtime header search
1813 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
1815 * config/darwin.c (darwin_file_end): Use switch_to_section ()
1816 instead of direct output of the asm.
1818 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
1820 * config/rs6000/rs6000.c (restore_saved_cr): Change a boolean
1821 argument to be type bool (was int before).
1822 (rs6000_emit_epilogue): Simplify some code. Declare some variables
1823 at first use. Use type bool for some variables. Fix a theoretical
1824 eh_return bug for svr4.
1826 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
1828 * config/rs6000/rs6000.md (isa): New attribute.
1829 (enabled): New attribute.
1831 2019-05-17 Max Filippov <jcmvbkbc@gmail.com>
1833 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Call
1834 assemble_start_function and assemble_end_function.
1836 2019-05-17 Thomas Schwinge <thomas@codesourcery.com>
1839 * omp-general.c (oacc_verify_routine_clauses): Change formal
1840 parameters. Add checking if already marked with an OpenACC
1841 'routine' directive. Adjust all users.
1844 * omp-general.c (oacc_build_routine_dims): Move some of its
1846 (oacc_verify_routine_clauses): ... this new function.
1847 * omp-general.h (oacc_verify_routine_clauses): New prototype.
1849 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
1851 * config/rs6000/rs6000.c (machopic_output_stub): Adjust the
1852 formating of picbase labels to match other ports.
1854 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
1856 * config/rs6000/rs6000.c (macho_branch_islands): Fix bad indent
1857 in the generated code.
1859 2019-05-16 Martin Sebor <msebor@redhat.com>
1861 * builtins.c (expand_builtin_atomic_always_lock_free): Quote
1862 identifiers, keywords, operators, and types in diagnostics. Correct
1863 quoting, spelling, and sentence capitalization issues.
1864 (expand_builtin_atomic_is_lock_free): Same.
1865 (fold_builtin_next_arg): Same.
1866 * cfgexpand.c (expand_one_var): Same.
1867 (tree_conflicts_with_clobbers_p): Same.
1868 (expand_asm_stmt): Same.
1869 (verify_loop_structure): Same.
1870 * cgraphunit.c (process_function_and_variable_attributes): Same.
1871 * collect-utils.c (collect_execute): Same.
1872 * collect2.c (maybe_run_lto_and_relink): Same.
1873 (is_lto_object_file): Same.
1874 (scan_prog_file): Same.
1875 * convert.c (convert_to_real_1): Same.
1876 * dwarf2out.c (dwarf2out_begin_prologue): Same.
1877 * except.c (verify_eh_tree): Same.
1878 * gcc.c (execute): Same.
1879 (eval_spec_function): Same.
1880 (run_attempt): Same.
1881 (driver::set_up_specs): Same.
1882 (compare_debug_auxbase_opt_spec_function): Same.
1883 * gcov-tool.c (unlink_gcda_file): Same.
1886 * gcse.c (gcse_or_cprop_is_too_expensive): Same.
1887 * gimplify.c (gimplify_asm_expr): Same.
1888 (gimplify_adjust_omp_clauses): Same.
1889 * hsa-gen.c (gen_hsa_addr_insns): Same.
1890 (gen_hsa_insns_for_load): Same.
1891 (gen_hsa_cmp_insn_from_gimple): Same.
1892 (gen_hsa_insns_for_operation_assignment): Same.
1893 (gen_get_level): Same.
1894 (gen_hsa_alloca): Same.
1895 (omp_simple_builtin::generate): Same.
1896 (gen_hsa_atomic_for_builtin): Same.
1897 (gen_hsa_insns_for_call): Same.
1898 * input.c (dump_location_info): Same.
1899 * ipa-devirt.c (compare_virtual_tables): Same.
1900 * ira.c (ira_setup_eliminable_regset): Same.
1901 * lra-assigns.c (lra_assign): Same.
1902 * lra-constraints.c (lra_constraints): Same.
1903 * lto-streamer-in.c (lto_input_mode_table): Same.
1904 * lto-wrapper.c (get_options_from_collect_gcc_options): Same.
1905 (merge_and_complain): Same.
1906 (compile_offload_image): Same.
1907 (compile_images_for_offload_targets): Same.
1908 (debug_objcopy): Same.
1911 * opts.c (print_specific_help): Same.
1912 (parse_no_sanitize_attribute): Same.
1914 (handle_param): Same.
1915 * plugin.c (add_new_plugin): Same.
1916 (parse_plugin_arg_opt): Same.
1917 (try_init_one_plugin): Same.
1918 * print-rtl.c (debug_bb_n_slim): Quote identifiers, keywords,
1919 operators, and types in diagnostics. Correct quoting and spelling
1921 * read-rtl-function.c (parse_edge_flag_token): Same.
1922 (function_reader::parse_enum_value): Same.
1923 * reg-stack.c (check_asm_stack_operands): Same.
1924 * regcprop.c (validate_value_data): Same.
1925 * sched-rgn.c (make_pass_sched_fusion): Same.
1926 * stmt.c (check_unique_operand_names): Same.
1927 * targhooks.c (default_target_option_pragma_parse): Same.
1928 * tlink.c (recompile_files): Same.
1929 * toplev.c (process_options): Same.
1931 * trans-mem.c (diagnose_tm_1): Same.
1932 (ipa_tm_scan_irr_block): Same.
1933 (ipa_tm_diagnose_transaction): Same.
1934 * tree-cfg.c (verify_address): Same. Use get_tree_code_name to
1935 format a tree code name in a diagnostic.
1936 (verify_types_in_gimple_min_lval): Same.
1937 (verify_types_in_gimple_reference): Same.
1938 (verify_gimple_call): Same.
1939 (verify_gimple_assign_unary): Same.
1940 (verify_gimple_assign_binary): Same.
1941 (verify_gimple_assign_ternary): Same.
1942 (verify_gimple_assign_single): Same.
1943 (verify_gimple_switch): Same.
1944 (verify_gimple_label): Same.
1945 (verify_gimple_phi): Same.
1946 (verify_gimple_in_seq): Same.
1947 (verify_eh_throw_stmt_node): Same.
1948 (collect_subblocks): Same.
1949 (gimple_verify_flow_info): Same.
1950 (do_warn_unused_result): Same.
1951 * tree-inline.c (expand_call_inline): Same.
1952 * tree-into-ssa.c (update_ssa): Same.
1953 * tree.c (tree_int_cst_elt_check_failed): Same.
1954 (tree_vec_elt_check_failed): Same.
1955 (omp_clause_operand_check_failed): Same.
1956 (verify_type_variant): Same.
1957 (verify_type): Same.
1958 * value-prof.c (verify_histograms): Same.
1959 * varasm.c (assemble_start_function): Same.
1961 2019-05-16 Martin Sebor <msebor@redhat.com>
1963 * config/i386/i386-expand.c (get_element_number): Quote keywords
1964 and other internal names in diagnostics. Adjust other diagnostic
1965 formatting issues noted by -Wformat-diag.
1966 * config/i386/i386-features.c
1967 (ix86_mangle_function_version_assembler_name): Same.
1968 * config/i386/i386-options.c (ix86_handle_abi_attribute): Same.
1969 * config/i386/i386.c (ix86_function_type_abi): Same.
1970 (ix86_function_ms_hook_prologue): Same.
1971 (classify_argument): Same.
1972 (ix86_expand_prologue): Same.
1973 (ix86_md_asm_adjust): Same.
1974 (ix86_memmodel_check): Same.
1976 2019-05-17 Dragan Mladjenovic <dmladjenovic@wavecomp.com>
1978 * config/mips/mips.c (mips_dwarf_frame_reg_mode): Replace
1979 TARGET_FLOAT64 with !TARGET_FLOAT32, thus handling both fp64
1982 2019-05-17 H.J. Lu <hongjiu.lu@intel.com>
1985 * config/i386/i386-expand.c (ix86_expand_builtin): Enable MMX
1986 intrinsics without SSE/SSE2/SSSE3.
1987 * config/i386/mmx.md (mmx_uavgv8qi3): Restore TARGET_3DNOW
1989 (*mmx_uavgv8qi3): Likewise.
1991 2019-05-17 Richard Biener <rguenther@suse.de>
1993 * gimple-pretty-print.c (dump_ternary_rhs): Handle dumping
1994 VEC_PERM_EXPR as __VEC_PERM with -gimple.
1996 2019-05-17 Andreas Krebbel <krebbel@linux.ibm.com>
1998 * config/s390/s390-builtins.def (s390_vec_sldw_*): Use the
1999 vec_sldw insn pattern.
2001 2019-05-17 Richard Biener <rguenther@suse.de>
2003 * ccmp.c (expand_ccmp_expr_1): Do not use gimple_assign_rhs_to_tree.
2005 2019-05-17 Martin Liska <mliska@suse.cz>
2008 * toplev.c (output_stack_usage): With LTO and sanitizer it
2009 happens that a global ctor (_GLOBAL__sub_I_00099_0_main)
2010 has no file location.
2012 2019-05-16 Jakub Jelinek <jakub@redhat.com>
2015 * tree-ssa-scopedtables.c (equal_mem_array_ref_p): Don't assert that
2016 sz0 is equal to sz1, instead return false in that case.
2018 * omp-low.c (lower_rec_input_clauses): If OMP_CLAUSE_IF
2019 has non-constant expression, force sctx.lane and use two
2020 argument IFN_GOMP_SIMD_LANE instead of single argument.
2021 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't DCE
2022 two argument IFN_GOMP_SIMD_LANE without lhs.
2023 * tree-vectorizer.h (struct _loop_vec_info): Add simd_if_cond
2025 (LOOP_VINFO_SIMD_IF_COND, LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND):
2027 (LOOP_REQUIRES_VERSIONING): Or in
2028 LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND.
2029 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize
2031 (vect_analyze_loop_2): Punt if LOOP_VINFO_SIMD_IF_COND is constant 0.
2032 * tree-vect-loop-manip.c (vect_loop_versioning): Add runtime check
2033 from simd if clause if needed.
2035 2019-05-16 Richard Biener <rguenther@suse.de>
2037 * tree-affine.c (expr_to_aff_combination): New function split
2039 (tree_to_aff_combination): ... here.
2040 (aff_combination_expand): Avoid building a GENERIC tree.
2042 2019-05-16 Max Filippov <jcmvbkbc@gmail.com>
2044 * cgraphunit.c (cgraph_node::expand_thunk): Remove
2045 assemble_start_function and assemble_end_function calls.
2046 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Call
2047 assemble_start_function and assemble_end_function.
2048 * config/arc/arc.c (arc_output_mi_thunk): Likewise.
2049 * config/arm/arm.c (arm_output_mi_thunk): Likewise.
2050 * config/bfin/bfin.c (bfin_output_mi_thunk): Likewise.
2051 * config/c6x/c6x.c (c6x_output_mi_thunk): Likewise.
2052 * config/cris/cris.c (cris_asm_output_mi_thunk): Likewise.
2053 * config/csky/csky.c (csky_output_mi_thunk): Likewise.
2054 * config/epiphany/epiphany.c (epiphany_output_mi_thunk): Likewise.
2055 * config/frv/frv.c (frv_asm_output_mi_thunk): Likewise.
2056 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
2057 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
2058 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
2059 * config/microblaze/microblaze.c (microblaze_asm_output_mi_thunk):
2061 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
2062 * config/mmix/mmix.c (mmix_asm_output_mi_thunk): Likewise.
2063 * config/mn10300/mn10300.c (mn10300_asm_output_mi_thunk): Likewise.
2064 * config/nds32/nds32.c (nds32_asm_output_mi_thunk): Likewise.
2065 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
2066 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
2067 * config/pa/pa.c (pa_asm_output_mi_thunk): Likewise.
2068 * config/riscv/riscv.c (riscv_output_mi_thunk): Likewise.
2069 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
2070 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2071 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
2072 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2073 * config/spu/spu.c (spu_output_mi_thunk): Likewise.
2074 * config/stormy16/stormy16.c (xstormy16_asm_output_mi_thunk):
2076 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
2077 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
2078 * config/vax/vax.c (vax_output_mi_thunk): Likewise.
2080 2019-05-16 Jan Hubicka <hubicka@ucw.cz>
2082 * tree-ssa-alias.c (alias_stats): Add
2083 aliasing_component_refs_p_may_alias and
2084 aliasing_component_refs_p_no_alias.
2085 (dump_alias_stats): Print aliasing_component_refs_p stats.
2086 (aliasing_component_refs_p): Update stats.
2088 2019-05-16 Martin Liska <mliska@suse.cz>
2091 * multiple_target.c (expand_target_clones): Do not allow
2092 target_clones being used with a symbol that is an alias.
2094 2019-05-16 Vladislav Ivanishin <vlad@ispras.ru>
2096 PR tree-optimization/90394
2097 * tree-ssa-uninit.c (is_pred_expr_subset_of): Potentially give false
2098 positives rather than ICE for cases where (code2 == NE_EXPR
2099 && code1 == BIT_AND_EXPR).
2101 2019-05-16 Jakub Jelinek <jakub@redhat.com>
2104 * tree-core.h (struct tree_decl_common): Document
2105 decl_nonshareable_flag for PARM_DECLs.
2106 * tree.h (DECL_HIDDEN_STRING_LENGTH): Define.
2107 * calls.c (expand_call): Don't try tail call if caller
2108 has any DECL_HIDDEN_STRING_LENGTH PARM_DECLs that are or might be
2109 passed on the stack and callee needs to pass any arguments on the
2111 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
2112 else if instead of series of mutually exclusive ifs. Handle
2113 DECL_HIDDEN_STRING_LENGTH for PARM_DECLs.
2114 * tree-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
2116 * lto-streamer.h (LTO_major_version): Bump to 9.
2118 2019-05-16 Jun Ma <JunMa@linux.alibaba.com>
2120 PR tree-optimization/90106
2121 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds): Add
2122 new parameter as new internal function call, also move it to new
2124 (use_internal_fn): Pass internal function call to
2125 shrink_wrap_one_built_in_call_with_conds.
2127 2019-05-15 Jakub Jelinek <jakub@redhat.com>
2129 * omp-low.c (lower_rec_input_clauses): For if (0) or simdlen (1) set
2131 * omp-expand.c (expand_omp_simd): For if (0) or simdlen (1) clear
2132 safelen_int and set loop->dont_vectorize.
2134 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2137 * config/i386/i386-builtin.def: Enable MMX intrinsics with
2139 * config/i386/i386-builtins.c (ix86_init_mmx_sse_builtins):
2141 * config/i386/i386-expand.c (ix86_expand_builtin): Allow
2142 SSE/SSE2/SSSE3 to emulate MMX intrinsics with TARGET_MMX_WITH_SSE.
2143 * config/i386/mmintrin.h: Only require SSE2 if __MMX_WITH_SSE__
2146 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2149 * config/i386/mmx.md (*vec_dupv2sf): Changed to
2150 define_insn_and_split to support SSE emulation.
2151 (*vec_extractv2sf_0): Likewise.
2152 (*vec_extractv2sf_1): Likewise.
2153 (*vec_extractv2si_0): Likewise.
2154 (*vec_extractv2si_1): Likewise.
2155 (*vec_extractv2si_zext_mem): Likewise.
2156 (vec_setv2sf): Also allow TARGET_MMX_WITH_SSE.
2157 (vec_extractv2sf_1 splitter): Likewise.
2158 (vec_extractv2sfsf): Likewise.
2159 (vec_setv2si): Likewise.
2160 (vec_extractv2si_1 splitter): Likewise.
2161 (vec_extractv2sisi): Likewise.
2162 (vec_setv4hi): Likewise.
2163 (vec_extractv4hihi): Likewise.
2164 (vec_setv8qi): Likewise.
2165 (vec_extractv8qiqi): Likewise.
2166 (vec_extractv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
2167 TARGET_MMX_WITH_SSE ix86_expand_vector_extract.
2168 (vec_extractv2sisi): Likewise.
2169 (vec_extractv4hihi): Likewise.
2170 (vec_extractv8qiqi): Likewise.
2171 (vec_initv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
2172 TARGET_MMX_WITH_SSE to ix86_expand_vector_init.
2173 (vec_initv2sisi): Likewise.
2174 (vec_initv4hihi): Likewise.
2175 (vec_initv8qiqi): Likewise.
2176 (vec_setv2si): Also allow TARGET_MMX_WITH_SSE. Pass
2177 TARGET_MMX_WITH_SSE to ix86_expand_vector_set.
2178 (vec_setv4hi): Likewise.
2179 (vec_setv8qi): Likewise.
2181 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2184 * config/i386/mmx.md (MMXMODE:mov<mode>): Also allow
2185 TARGET_MMX_WITH_SSE.
2186 (MMXMODE:*mov<mode>_internal): Likewise.
2187 (MMXMODE:movmisalign<mode>): Likewise.
2189 2019-05-15 Uroš Bizjak <ubizjak@gmail.com>
2192 * config/i386/i386.md (*zero_extendsidi2): Add mmx_isa attribute.
2193 * config/i386/sse.md (sse2_cvtpi2pd): Ditto.
2194 (sse2_cvtpd2pi): Ditto.
2195 (sse2_cvttpd2pi): Ditto.
2196 (*vec_concatv2sf_sse4_1): Ditto.
2197 (*vec_concatv2sf_sse): Ditto.
2198 (*vec_concatv2si_sse4_1): Ditto.
2199 (*vec_concatv2si): Ditto.
2200 (*vec_concatv4si_0): Ditto.
2201 (*vec_concatv2di_0): Ditto.
2203 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2206 * config/i386/sse.md (abs<mode>2): Add SSE emulation.
2208 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2211 * config/i386/sse.md (ssse3_palignrdi): Changed to
2212 define_insn_and_split to support SSE emulation.
2214 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2217 * config/i386/sse.md (ssse3_psign<mode>3): Add SSE emulation.
2219 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2222 * config/i386/sse.md (ssse3_pshufbv8qi3): Changed to
2223 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
2226 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2229 * config/i386/sse.md (ssse3_pmulhrswv4hi3): Require TARGET_MMX
2230 or TARGET_MMX_WITH_SSE.
2231 (*ssse3_pmulhrswv4hi3): Add SSE emulation.
2233 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2236 * config/i386/sse.md (ssse3_pmaddubsw): Add SSE emulation.
2238 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2241 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>dv2si3):
2242 Changed to define_insn_and_split to support SSE emulation.
2244 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2247 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>wv4hi3):
2248 Changed to define_insn_and_split to support SSE emulation.
2250 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2253 * config/i386/mmx.md (mmx_<emms>): Renamed to ...
2254 (*mmx_<emms>): This.
2255 (mmx_<emms>): New expander.
2257 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2260 * config/i386/mmx.md (sse2_umulv1siv1di3): Add SSE emulation
2262 (*sse2_umulv1siv1di3): Add SSE2 emulation.
2264 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2267 * config/i386/mmx.md (sse_movntq): Add SSE2 emulation.
2269 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2272 * config/i386/mmx.md (mmx_psadbw): Add SSE emulation.
2274 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2277 * config/i386/mmx.md (mmx_uavgv4hi3): Also check TARGET_MMX and
2278 TARGET_MMX_WITH_SSE.
2279 (*mmx_uavgv4hi3): Add SSE emulation.
2281 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2284 * config/i386/mmx.md (mmx_uavgv8qi3): Also check TARGET_MMX
2285 and TARGET_MMX_WITH_SSE.
2286 (*mmx_uavgv8qi3): Add SSE emulation.
2288 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2291 * config/i386/xmmintrin.h: Emulate MMX maskmovq with SSE2
2292 maskmovdqu for __MMX_WITH_SSE__.
2294 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2297 * config/i386/mmx.md (mmx_umulv4hi3_highpart): Also check
2298 TARGET_MMX and TARGET_MMX_WITH_SSE.
2299 (*mmx_umulv4hi3_highpart): Add SSE emulation.
2301 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2304 * config/i386/mmx.md (mmx_pmovmskb): Changed to
2305 define_insn_and_split to support SSE emulation.
2307 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2310 * config/i386/mmx.md (mmx_<code>v4hi3): Also check TARGET_MMX
2311 and TARGET_MMX_WITH_SSE.
2312 (mmx_<code>v8qi3): Likewise.
2313 (smaxmin:<code>v4hi3): New.
2314 (umaxmin:<code>v8qi3): Likewise.
2315 (smaxmin:*mmx_<code>v4hi3): Add SSE emulation.
2316 (umaxmin:*mmx_<code>v8qi3): Likewise.
2318 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2321 * config/i386/mmx.md (mmx_pinsrw): Also check TARGET_MMX and
2322 TARGET_MMX_WITH_SSE.
2323 (*mmx_pinsrw): Add SSE emulation.
2325 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2328 * config/i386/mmx.md (mmx_pextrw): Add SSE emulation.
2330 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2333 * config/i386/sse.md (sse_cvtpi2ps): Changed to
2334 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
2337 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2340 * config/i386/sse.md (sse_cvtps2pi): Add SSE emulation.
2341 (sse_cvttps2pi): Likewise.
2343 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2346 * config/i386/mmx.md (mmx_pshufw): Also check TARGET_MMX and
2347 TARGET_MMX_WITH_SSE.
2348 (mmx_pshufw_1): Add SSE emulation.
2349 (*vec_dupv4hi): Changed to define_insn_and_split and also allow
2350 TARGET_MMX_WITH_SSE to support SSE emulation.
2352 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2355 * config/i386/constraints.md (Yw): New constraint.
2356 * config/i386/mmx.md (*vec_dupv2si): Changed to
2357 define_insn_and_split and also allow TARGET_MMX_WITH_SSE to
2358 support SSE emulation.
2360 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2363 * config/i386/mmx.md (mmx_eq<mode>3): Also allow
2364 TARGET_MMX_WITH_SSE.
2365 (*mmx_eq<mode>3): Also allow TARGET_MMX_WITH_SSE. Add SSE
2367 (mmx_gt<mode>3): Likewise.
2369 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2372 * config/i386/mmx.md (mmx_andnot<mode>3): Also allow
2373 TARGET_MMX_WITH_SSE. Add SSE support.
2375 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2378 * config/i386/mmx.md (any_logic:mmx_<code><mode>3): Also allow
2379 TARGET_MMX_WITH_SSE.
2380 (any_logic:<code><mode>3): New.
2381 (any_logic:*mmx_<code><mode>3): Also allow TARGET_MMX_WITH_SSE.
2384 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2387 * config/i386/mmx.md (mmx_ashr<mode>3): Also allow
2388 TARGET_MMX_WITH_SSE. Add SSE emulation.
2389 (mmx_<shift_insn><mode>3): Likewise.
2391 (<shift_insn><mode>3): Likewise.
2393 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2396 * config/i386/mmx.md (mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE.
2397 (*mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE. Add SSE support.
2399 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2402 * config/i386/mmx.md (mmx_smulv4hi3_highpart): Also allow
2403 TARGET_MMX_WITH_SSE.
2404 (*mmx_smulv4hi3_highpart): Also allow TARGET_MMX_WITH_SSE. Add
2407 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2410 * config/i386/mmx.md (mmx_mulv4hi3): Also allow
2411 TARGET_MMX_WITH_SSE.
2413 (*mmx_mulv4hi3): Also allow TARGET_MMX_WITH_SSE. Add SSE
2416 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2419 * config/i386/mmx.md (MMXMODEI8): Require TARGET_SSE2 for V1DI.
2420 (plusminus:mmx_<plusminus_insn><mode>3): Check
2421 TARGET_MMX_WITH_SSE.
2422 (sat_plusminus:mmx_<plusminus_insn><mode>3): Likewise.
2423 (<plusminus_insn><mode>3): New.
2424 (*mmx_<plusminus_insn><mode>3): Add SSE emulation.
2425 (*mmx_<plusminus_insn><mode>3): Likewise.
2427 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2430 * config/i386/i386-expand.c (ix86_split_mmx_punpck): New function.
2431 * config/i386/i386-protos.h (ix86_split_mmx_punpck): New
2433 * config/i386/mmx.m (mmx_punpckhbw): Changed to
2434 define_insn_and_split to support SSE emulation.
2435 (mmx_punpcklbw): Likewise.
2436 (mmx_punpckhwd): Likewise.
2437 (mmx_punpcklwd): Likewise.
2438 (mmx_punpckhdq): Likewise.
2439 (mmx_punpckldq): Likewise.
2441 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2442 Uros Bizjak <ubizjak@gmail.com>
2445 * config/i386/i386-expand.c (ix86_move_vector_high_sse_to_mmx):
2447 (ix86_split_mmx_pack): Likewise.
2448 * config/i386/i386-protos.h (ix86_move_vector_high_sse_to_mmx):
2450 (ix86_split_mmx_pack): Likewise.
2451 * config/i386/i386.md (mmx_isa): New.
2452 (enabled): Also check mmx_isa.
2453 * config/i386/mmx.md (any_s_truncate): New code iterator.
2454 (s_trunsuffix): New code attr.
2455 (mmx_packsswb): Removed.
2456 (mmx_packssdw): Likewise.
2457 (mmx_packuswb): Likewise.
2458 (mmx_pack<s_trunsuffix>swb): New define_insn_and_split to emulate
2459 MMX packsswb/packuswb with SSE2.
2460 (mmx_packssdw): Likewise.
2461 * config/i386/predicates.md (register_mmxmem_operand): New.
2463 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2466 * config/i386/i386-c.c (ix86_target_macros_internal): Define
2467 __MMX_WITH_SSE__ for TARGET_MMX_WITH_SSE.
2468 * config/i386/i386.c (ix86_set_reg_reg_cost): Add support for
2469 TARGET_MMX_WITH_SSE with VALID_MMX_REG_MODE.
2470 (ix86_vector_mode_supported_p): Likewise.
2471 * config/i386/i386.h (TARGET_MMX_WITH_SSE): New.
2473 2019-05-15 Martin Liska <mliska@suse.cz>
2476 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
2479 2019-05-15 Richard Biener <rguenther@suse.de>
2481 * tree-into-ssa.c (pass_build_ssa::execute): Run
2482 update_address_taken before going into SSA.
2484 2019-05-15 Richard Biener <rguenther@suse.de>
2486 * tree-pretty-print.c (dump_generic_node): Dump BIT_FIELD_REF
2487 as __BIT_FIELD_REF with type with -gimple.
2489 2019-05-15 Vladislav Ivanishin <vlad@ispras.ru>
2491 * tree-ssa-uninit.c (is_value_included_in): Remove is_unsigned and merge
2492 semantically equivalent branches (left over after prior refactorings).
2494 2019-05-15 Richard Biener <rguenther@suse.de>
2496 PR tree-optimization/88828
2497 * tree-ssa-forwprop.c (simplify_vector_constructor): Fix
2500 2019-05-14 Richard Biener <rguenther@suse.de>
2502 * tree-pretty-print.c (dump_generic_node): Dump VIEW_CONVERT_EXPR
2503 as __VIEW_CONVERT with -gimple.
2505 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
2508 * config/i386/darwin.h (CC1_SPEC): Report -mx32 as an error for
2511 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
2513 * config/rs6000/rs6000.md (eh_set_lr_<mode>): Merge with following
2514 define_split to become a define_insn_and_split.
2516 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
2518 * config/rs6000/rs6000-protos.h (rs6000_emit_epilogue): Change
2520 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Change arguments.
2521 * config/rs6000/rs6000.md (epilogue_type): New define_enum.
2522 (sibcall_epilogue): Adjust.
2525 2019-05-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2527 * config.gcc: Move *-*-solaris2.10* from obsolete configurations
2528 to unsupported ones.
2529 Simplify x86_64-*-solaris2.1[0-9]* to x86_64-*-solaris2*.
2530 * config.host: Likewise.
2531 * config/i386/sol2.h (ASM_COMMENT_START): Remove.
2532 * config/sparc/driver-sparc.c (host_detect_local_cpu) [__sun__ &&
2533 __svr4__]: Remove "brand" fallback.
2534 [!KSTAT_DATA_STRING]: Remove.
2535 * configure.ac (gcc_cv_ld_hidden): Simplify *-*-solaris2.1[0-9]*
2537 (comdat_group): Likewise.
2538 (set_have_as_tls): Likewise.
2539 (gcc_cv_target_dl_iterate_phdr): Likewise.
2540 (gcc_cv_as_shf_merge): Remove Solaris 10/x86 workaround.
2541 (gcc_cv_ld_aligned_shf_merge): Remove Solaris 10/SPARC workaround.
2542 * configure: Regenerate.
2543 * doc/install.texi: Simplify Solaris target triplets.
2544 (Specific, i?86-*-solaris2*): Remove Solaris 10 references.
2545 (Specific, *-*-solaris2*): Document Solaris 10 removal.
2546 Remove Solaris 10 references.
2547 Remove obsolete Solaris bug reference.
2548 (Specific, sparc-sun-solaris2.10): Remove.
2550 2019-05-14 Uroš Bizjak <ubizjak@gmail.com>
2552 * config/i386/i386.md (any_div): New code iterator.
2553 (paired_mod): New code attribute.
2554 (sgnprefix): Handle DIV and UDIV RTXes.
2556 (<u>divmod<mode>4): Macroize expander from divmod<mode>4
2557 and udivmod<mode>4 patterns using any_div code iterator.
2558 (divmod splitters): Macroize splitters using any_div code iterator.
2559 (*udivmodsi4_pow2_zext_1): Use exactl_log2 in insn condition.
2560 (*udivmodsi4_pow2_zext_2): Ditto.
2561 (*<u>divmod<mode>4_noext): Macroize insn from *divmod<mode>4_noext
2562 and *udivmod<mode>4_noext patterns using any_div code iterator.
2563 (*<u>divmod<mode>4_noext_zext_1): Macroize insn from
2564 *divmod<mode>4_noext_zext_1 and *udivmod<mode>4_noext_zext_1
2565 patterns using any_div code iterator.
2566 (*<u>divmod<mode>4_noext_zext_2): Macroize insn from
2567 *divmod<mode>4_noext_zext_2 and *udivmod<mode>4_noext_zext_2
2568 patterns using any_div code iterator.
2569 (<u>divmodhiqi3): Macroize insn from divmodhiqi3 and
2570 udivmodhiqi3 patterns using any_extend code iterator.
2572 2019-05-14 Richard Biener <rguenther@suse.de>
2573 H.J. Lu <hongjiu.lu@intel.com>
2575 PR tree-optimization/88828
2576 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
2577 permuting in a single non-constant element not extracted
2580 2019-05-14 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
2582 * internal-fn.def (SIGNBIT): New.
2583 * config/aarch64/aarch64-simd.md (signbitv2sf2): New expand
2585 (signbitv4sf2): Likewise.
2587 2019-05-14 Chenghua Xu <paul.hua.gm@gmail.com>
2590 * config/mips/mips.c (mips_split_move): Skip forward SRC into
2591 next insn when the SRC reg is dead.
2593 2019-05-14 Bin Cheng <bin.cheng@linux.alibaba.com>
2595 * gimple-ssa-strength-reduction.c (lookup_cand): Adjust index by 1.
2596 (alloc_cand_and_find_basis): Ditto.
2597 (backtrace_base_for_ref, create_mul_ssa_cand): Remove if-then-else.
2598 (create_mul_imm_cand, create_add_ssa_cand): Ditto.
2599 (create_add_imm_cand, slsr_process_cast): Ditto.
2600 (slsr_process_copy, replace_mult_candidate): Ditto.
2601 (replace_rhs_if_not_dup, replace_one_candidate): Ditto.
2602 (dump_cand_vec, analyze_candidates_and_replace): Skip NULL element.
2603 (pass_strength_reduction::execute): Init the first NULL element.
2605 2019-05-13 Nathan Sidwell <nathan@acm.org>
2607 * gcc.c (execute): Simplify cond-expr into if. Reformat comment.
2608 (run_attempt): Reformat line break.
2610 2019-05-13 David Edelsohn <dje.gcc@gmail.com>
2613 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Don't load EH
2614 data registers in sibcall epilogues.
2615 Don't add EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
2617 2019-05-13 Uroš Bizjak <ubizjak@gmail.com>
2620 * configure.ac (--enable-frame-pointer):
2621 Disable by default for cygwin and mingw.
2622 * configure: Regenerate.
2624 2019-05-13 Nathan Sidwell <nathan@acm.org>
2626 * dwarf2out.c (breakout_comdat_types): Move comment to correct
2628 (const_ok_for_output_1): Balance parens around #if/#else/#endif
2629 (gen_member_die): Move abstract origin check earlier. Only VARs
2630 can be static_inline_p. Simplify splicing control flow.
2632 2019-05-13 Richard Biener <rguenther@suse.de>
2634 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle
2636 (vect_build_slp_tree_1): Likewise.
2638 2019-05-13 Richard Biener <rguenther@suse.de>
2640 PR tree-optimization/90402
2641 * tree-if-conv.c (tree_if_conversion): Value number only
2642 the loop body by making the latch an exit of the region
2644 * tree-ssa-sccvn.c (process_bb): Add flag whether to skip
2646 (do_rpo_vn): Deal with multiple edges into the entry block
2647 that are not backedges inside the region by skipping PHIs
2650 2019-05-13 Richard Biener <rguenther@suse.de>
2652 PR tree-optimization/90316
2653 * tree-ssa-pre.c (insert_aux): Fold into ...
2654 (insert): ... this function. Use a RPO walk to reduce the
2655 number of required iterations.
2657 2019-05-13 Martin Liska <mliska@suse.cz>
2659 PR tree-optimization/90416
2660 * tree-vect-stmts.c (vect_check_load_store_mask): Concatenate
2661 string instead of passing the second part as va_arg argument.
2663 2019-05-13 Martin Liska <mliska@suse.cz>
2665 PR gcov-profile/90380
2666 * gcov.c (handle_cycle): Do not support zero cycle count,
2667 it should not be possible.
2668 (path_contains_zero_cycle_arc): New function.
2669 (circuit): Ignore zero cycle arc counts.
2671 2019-05-13 Martin Liska <mliska@suse.cz>
2673 PR gcov-profile/90380
2674 * gcov.c (enum loop_type): Remove the enum and
2676 (handle_cycle): Assert that we should not reach
2678 (circuit): Use loop_found instead of a tri-state loop_type.
2679 (get_cycles_count): Do not handle NEGATIVE_LOOP as it can't
2682 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
2685 * config/i386/i386.c (ix86_output_jmp_thunk_or_indirect): New.
2686 (ix86_output_indirect_branch_via_reg): Use output mechanism
2687 accounting for __USER_LABEL_PREFIX__.
2688 (ix86_output_indirect_branch_via_push): Likewise.
2689 (ix86_output_function_return): Likewise.
2690 (ix86_output_indirect_function_return): Likewise.
2692 2019-05-12 Richard Sandiford <richard.sandiford@arm.com>
2694 * doc/md.texi: Document use of code attributes in rtx patterns.
2695 * read-md.h (rtx_reader::rtx_alloc_for_name): New member function.
2696 * read-rtl.c (find_code): Split out search loops into...
2697 (maybe_find_code): ...this new function.
2698 (check_code_iterator): Make the error message more informative.
2699 (check_code_attribute): New function.
2700 (rtx_reader::rtx_alloc_for_name): Likewise.
2701 (rtx_reader::read_rtx_code): Use rtx_alloc_for_name.
2702 * config/aarch64/predicates.md (aarch64_smin, aarch64_umin): Delete.
2703 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Use
2704 <max_opp> directly as an rtx code instead of via a match_operator.
2705 * config/aarch64/aarch64-sve.md (aarch64_<su>abd<mode>_3): Likewise.
2706 (<su>abd<mode>_3): Update accordingly.
2708 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
2710 * config/rs6000/rs6000.c (debug_stack_info): When -mdebug=stack
2711 is given, print the state of the EH "save world" computation for
2714 2019-05-11 Jakub Jelinek <jakub@redhat.com>
2717 * config/aarch64/aarch64.c (aarch64_expand_epilogue): Don't add
2718 EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
2720 2019-05-11 Uroš Bizjak <ubizjak@gmail.com>
2722 * config/i386/i386.md (floatdi<X87MODEF:mode>2_i387_with_xmm):
2723 Use pinsrd for TARGET_SSE4_1.
2724 * config/i386/sse.md (movdi_to_sse): Ditto.
2726 2019-05-10 Richard Biener <rguenther@suse.de>
2728 * tree-ssa-sccvn.c (visit_reference_op_call): Initialize value-id.
2729 (do_rpo_vn): Initialize next_value_id.
2731 2019-05-10 Martin Liska <mliska@suse.cz>
2733 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
2736 2019-05-10 Jakub Jelinek <jakub@redhat.com>
2738 PR tree-optimization/90385
2739 * tree-parloops.c (try_create_reduction_list): Punt on non-SSA_NAME
2740 arguments of the exit phis.
2743 * tree-inline.h (struct copy_body_data): Add do_not_fold member.
2744 * tree-inline.c (remap_gimple_op_r): Avoid folding expressions if
2746 (copy_tree_body_r): Likewise.
2747 (copy_fn): Set id.do_not_fold to true.
2749 2019-05-10 Martin Liska <mliska@suse.cz>
2751 * config/i386/i386-expand.c (ix86_expand_floorceildf_32):
2752 Reapply changes from r269790.
2754 2019-05-10 Martin Liska <mliska@suse.cz>
2757 * doc/invoke.texi: New params.
2758 * params.def (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SIZE): New.
2759 (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SPEED): Likewise.
2760 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
2762 * tree-switch-conversion.h (struct jump_table_cluster):
2765 2019-05-09 Segher Boessenkool <segher@kernel.crashing.org>
2767 * combine.c (combine_simplify_rtx): Don't make IF_THEN_ELSE RTL.
2769 2019-05-09 Bill Schmidt <wschmidt@linux.ibm.com>
2771 * doc/loop.texi: Remove reference to FOR_EACH_LOOP_BREAK.
2773 2019-05-09 Alexander Monakov <amonakov@ispras.ru>
2775 PR rtl-optimization/88879
2776 * sel-sched.c (sel_target_adjust_priority): Remove assert.
2778 2019-05-09 Richard Earnshaw <rearnsha@arm.com>
2781 * config/arm/arm.c (callee_saved_reg_p): Move before
2782 thumb_find_work_register.
2783 (thumb1_prologue_unused_call_clobbered_lo_regs): Move before
2784 thumb_find_work_register. Only call df_get_live_out once.
2785 (thumb1_epilogue_unused_call_clobbered_lo_regs): Likewise.
2786 (thumb_find_work_register): Use
2787 thumb1_prologue_unused_call_clobbered_lo_regs instead of ad hoc
2788 algorithms to locate a spare call clobbered reg.
2790 2019-05-09 Martin Liska <mliska@suse.cz>
2792 * gimple-pretty-print.c (dump_binary_rhs): Dump MIN_EXPR
2793 and MAX_EXPR in GIMPLE FE format.
2795 2019-05-09 Martin Liska <mliska@suse.cz>
2797 * tree-cfg.c (dump_function_to_file): Dump entry BB count.
2798 * gimple-pretty-print.c (dump_gimple_bb_header):
2800 (pp_cfg_jump): Dump edge probability.
2801 * profile-count.c (profile_quality_as_string): Simplify
2802 with a static array.
2803 (parse_profile_quality): New function.
2804 (profile_count::dump): Simplify with a static array.
2805 (profile_count::from_gcov_type): Add new argument.
2806 * profile-count.h (parse_profile_quality): Likewise.
2807 * predict.h (set_hot_bb_threshold): New.
2808 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
2810 * predict.c (get_hot_bb_threshold): Set from the new param.
2811 (set_hot_bb_threshold): New.
2813 2019-05-09 Richard Biener <rguenther@suse.de>
2815 PR tree-optimization/90395
2816 * tree-ssa-forwprop.c (pass_forwprop::execute): Do not
2817 rewrite vector stores that throw internally.
2819 2019-05-09 Thomas Schwinge <thomas@codesourcery.com>
2821 * cif-code.def (CHKP): Remove.
2824 * configure.ac (--enable-frame-pointer): Disable by default for
2826 * configure: Regenerate.
2828 2019-05-09 Alan Modra <amodra@gmail.com>
2831 * config/rs6000/rs6000.h (enum reg_class, REG_CLASS_NAMES),
2832 (REG_CLASS_CONTENTS): Add GEN_OR_VSX_REGS class.
2833 * config/rs6000/rs6000.c (rs6000_register_move_cost): Correct
2834 cost for general <-> vsx when direct moves are available.
2835 Cost union classes at minimal cost for any reg in the class.
2836 Correct calculation for moves between vsx, float, and altivec.
2837 Don't return a low cost for moves between special regs. Don't
2838 use hard coded register numbers.
2839 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): Define.
2840 (rs6000_ira_change_pseudo_allocno_class): New function.
2841 * config/rs6000/rs6000.md (movsi_internal1, mov<mode>_internal),
2842 (movdi_internal32, movdi_internal64): Remove '*' from vsx register
2844 (movsi_internal1): Don't disparage vector alternatives.
2845 (mov<mode>_internal): Likewise, excepting alternative that
2847 * config/rs6000/vsx.md (vsx_splat_<mode>_reg): Don't disparage
2848 we <- b alternative.
2850 2019-05-08 Jakub Jelinek <jakub@redhat.com>
2853 PR tree-optimization/89060
2854 * tree-ssa-live.h (live_vars_map): New typedef.
2855 (compute_live_vars, live_vars_at_stmt, destroy_live_vars): Declare.
2856 * tree-ssa-live.c: Include gimple-walk.h and cfganal.h.
2857 (struct compute_live_vars_data): New type.
2858 (compute_live_vars_visit, compute_live_vars_1, compute_live_vars,
2859 live_vars_at_stmt, destroy_live_vars): New functions.
2860 * tree-tailcall.c: Include tree-ssa-live.h.
2861 (live_vars, live_vars_vec): New global variables.
2862 (find_tail_calls): Perform variable life analysis before punting.
2863 (tree_optimize_tail_calls_1): Clean up live_vars and live_vars_vec.
2864 * tree-inline.h (struct copy_body_data): Add eh_landing_pad_dest
2866 * tree-inline.c (add_clobbers_to_eh_landing_pad): Remove BB argument.
2867 Perform variable life analysis to select variables that really need
2869 (copy_edges_for_bb): Don't call add_clobbers_to_eh_landing_pad here,
2870 instead set id->eh_landing_pad_dest and assert it is the same.
2871 (copy_cfg_body): Call it here if id->eh_landing_pad_dest is non-NULL.
2873 2019-05-08 Mihail Ionescu <mihail.ionescu@arm.com>
2874 Richard Earnshaw <rearnsha@arm.com>
2877 * config/arm/arm.c (thumb1_prologue_unused_call_clobbered_lo_regs): New
2879 (thumb1_epilogue_unused_call_clobbered_lo_regs): New function.
2880 (thumb1_compute_save_core_reg_mask): Don't force a spare work
2881 register if both the epilogue and prologue can use call-clobbered
2883 (thumb1_unexpanded_epilogue): Use
2884 thumb1_epilogue_unused_call_clobbered_lo_regs. Reverse the logic for
2885 picking temporaries for restoring high regs to match that of the
2886 prologue where possible.
2887 (thumb1_expand_prologue): Add any usable call-clobbered low registers to
2888 the list of work registers. Detect if the return address is still live
2889 at the end of the prologue and avoid using it for a work register if so.
2890 If the return address is not live, add LR to the list of pushable regs
2891 after the first pass.
2893 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
2895 PR tree-optimization/90078
2896 * tree-ssa-loop-ivopts.c (inttypes.h): Include new header file.
2897 (INFTY): Increase the value for infinite cost.
2898 (struct comp_cost): Promote type of members to int64_t.
2899 (infinite_cost): Don't set complexity in initialization.
2900 (comp_cost::operator +,-,+=,-+,/=,*=): Assert when cost computation
2901 overflows to infinite_cost.
2902 (adjust_setup_cost): Promote type of parameter and cost computation
2904 (struct ainc_cost_data, struct iv_ca): Promote type of member to
2906 (get_scaled_computation_cost_at, determine_iv_cost): Promote type of
2907 cost computation to int64_t.
2908 (determine_group_iv_costs, iv_ca_dump, find_optimal_iv_set): Use
2909 int64_t's format specifier in dump.
2911 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
2913 PR tree-optimization/90240
2914 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Scale cost
2915 with respect to scaling factor pre-computed for each basic block.
2916 (try_improve_iv_set): Return bool if best_cost equals to iv_ca cost.
2917 (find_optimal_iv_set_1): Free iv_ca set if it has infinite_cost.
2918 (COST_SCALING_FACTOR_BOUND, determine_scaling_factor): New.
2919 (tree_ssa_iv_optimize_loop): Call determine_scaling_factor. Extend
2920 live range for array of loop's basic blocks. Cleanup aux field of
2921 loop's basic blocks.
2923 2019-05-08 Jakub Jelinek <jakub@redhat.com>
2925 PR tree-optimization/90356
2926 * match.pd ((X +/- 0.0) +/- 0.0): Optimize into X +/- 0.0 if possible.
2928 2019-05-07 Wei Xiao <wei3.xiao@intel.com>
2930 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512BF16_SET
2931 OPTION_MASK_ISA_AVX512BF16_UNSET, OPTION_MASK_ISA2_AVX512BW_UNSET): New.
2932 (OPTION_MASK_ISA2_AVX512F_UNSET): Add OPTION_MASK_ISA_AVX512BF16_UNSET.
2933 (ix86_handle_option): Handle -mavx512bf16.
2934 * config.gcc: Add avx512bf16vlintrin.h and avx512bf16intrin.h
2936 * config/i386/avx512bf16vlintrin.h: New.
2937 * config/i386/avx512bf16intrin.h: New.
2938 * config/i386/cpuid.h (bit_AVX512BF16): New.
2939 * config/i386/driver-i386.c (host_detect_local_cpu): Detect BF16.
2940 * config/i386/i386-builtin-types.def: Add new types.
2941 * config/i386/i386-builtin.def: Add new builtins.
2942 * config/i386/i386-c.c (ix86_target_macros_internal): Define
2944 * config/i386/i386-option.c (ix86_target_string): Add -mavx512bf16.
2945 (ix86_option_override_internal): Handle BF16.
2946 (ix86_valid_target_attribute_inner_p): Ditto.
2947 * config/i386/i386-expand.c (ix86_expand_args_builtin): Ditto.
2948 * config/i386/i386-builtin.c (enum processor_features): Add
2950 (static const _isa_names_table isa_names_table): Ditto.
2951 * config/i386/i386.h (TARGET_AVX512BF16, TARGET_AVX512BF16_P): New.
2952 (PTA_AVX512BF16): Ditto.
2953 * config/i386/i386.opt: Add -mavx512bf16.
2954 * config/i386/immintrin.h: Include avx512bf16intrin.h
2955 and avx512bf16vlintrin.h.
2956 * config/i386/sse.md (avx512f_cvtne2ps2bf16_<mode><mask_name>,
2957 avx512f_cvtneps2bf16_<mode><mask_name>,
2958 avx512f_dpbf16ps_<mode><mask_half_name>): New define_insn patterns.
2959 * config/i386/subst.md (mask_half): Add new subst.
2960 * doc/invoke.texi: Document -mavx512bf16.
2962 2019-05-07 Segher Boessenkool <segher@kernel.crashing.org>
2964 * config/rs6000/rs6000-protos.h (rs6000_legitimize_reload_address_ptr):
2966 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Delete.
2967 (rs6000_debug_legitimize_reload_address): Delete.
2968 (rs6000_legitimize_reload_address_ptr): Delete.
2969 (rs6000_option_override_internal): Adjust.
2970 (mem_operand_gpr): Adjust comment.
2971 (legitimate_lo_sum_address_p): Ditto.
2972 (rs6000_legitimize_reload_address): Delete.
2973 (rs6000_debug_legitimize_reload_address): Delete.
2974 * config/rs6000/rs6000.h (LEGITIMIZE_RELOAD_ADDRESS): Delete.
2976 2019-05-07 Kelvin Nilsen <kelvin@gcc.gnu.org>
2979 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2980 In handling of ALTIVEC_BUILTIN_VEC_INSERT, use modular arithmetic
2981 to compute vector element selector for both constant and variable
2984 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
2986 * config/i386/i386.md (cvt_mnemonic): New mode attribute.
2987 (ashr<mode>3_cvt): Merge insn pattern from ashrsi3_cvt and
2988 ashrdi3_cvt using SWI48 mode iterator.
2990 2019-05-07 Alejandro Martinez <alejandro.martinezvicente@arm.com>
2992 * config/aarch64/aarch64-sve.md (<su>abd<mode>_3): New define_expand.
2993 (aarch64_<su>abd<mode>_3): Likewise.
2994 (*aarch64_<su>abd<mode>_3): New define_insn.
2995 (<sur>sad<vsi2qi>): New define_expand.
2996 * config/aarch64/iterators.md: Added MAX_OPP attribute.
2997 * tree-vect-loop.c (use_mask_by_cond_expr_p): Add SAD_EXPR.
2998 (build_vect_cond_expr): Likewise.
3000 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
3002 * cfgexpand.c (asm_clobber_reg_is_valid): Reject
3003 clobbers outside of accessible_reg_set.
3004 * config/i386/i386.c (ix86_conditional_register_usage):
3005 Disable register sets by clearing corresponding bits in
3006 accessible_reg_set. Do not set corresponding bits in fixed_regs,
3007 call_used_regs and don't clear corresponding reg_names array members.
3009 2019-05-07 Richard Biener <rguenther@suse.de>
3011 * tree-vect-stmts.c (vect_is_simple_cond): When vectype is
3012 not specified still compute a comp_vectype for invariant
3015 2019-05-07 Richard Biener <rguenther@suse.de>
3017 PR tree-optimization/90316
3018 * tree-ssa-pre.c (translate_vuse_through_block): When
3019 same_valid is NULL do not bother to search for a virtual
3021 (phi_translate_1): When operands changed we cannot keep
3022 the same value-number so do not bother to ask whether
3023 that's possible from translate_vuse_through_block.
3025 2019-05-07 Martin Liska <mliska@suse.cz>
3027 * bitmap.c (bitmap_register): Come up with
3028 alloc_descriptor_max_uid and assign it for
3030 (register_overhead): Use get_descriptor as
3032 (release_overhead): New.
3033 (bitmap_elem_to_freelist): Call it.
3034 (bitmap_elt_clear_from): Likewise.
3035 (bitmap_obstack_free): Likewise.
3036 (bitmap_move): Sensitively release memory.
3037 * bitmap.h (struct GTY): Add alloc_descriptor and padding.
3038 (bitmap_initialize): Initialize alloc_descriptor to zero.
3039 * tree-ssa-pre.c (do_hoist_insertion): Use bitmap_move.
3041 2019-05-07 Richard Biener <rguenther@suse.de>
3043 * tree-vect-slp.c (vect_build_slp_tree_2): Bump size whenever
3044 we build a SLP node. Remove max_size and limiting.
3045 (vect_analyze_slp_instance): Record and dump size of the SLP graph.
3047 2019-05-07 Richard Biener <rguenther@suse.de>
3049 PR tree-optimization/90316
3050 * tree-ssa-alias.h (get_continuation_for_phi): Take walking
3052 (walk_non_aliased_vuses): Take walking limit argument.
3053 * tree-ssa-alias.c (maybe_skip_until): Take limit and abort
3054 walking if it is reached instead of just counting.
3055 (get_continuation_for_phi): Likewise.
3056 (walk_non_aliased_vuses): Likewise, instead of leaving counter
3057 limiting to the callback.
3058 * tree-ssa-sccvn.c (vn_reference_lookup_2): Adjust.
3059 (vn_reference_lookup_3): Likewise.
3060 (vn_reference_lookup_pieces): Likewise.
3061 (vn_reference_lookup): Likewise.
3062 * tree-ssa-pre.c (translate_vuse_through_block): Limit walking.
3063 * tree-ssa-scopedtables.c (vuse_eq): Adjust.
3064 (avail_exprs_stack::lookup_avail_expr): Likewise.
3066 2019-05-07 Jan Hubicka <hubicka@ucw.cz>
3068 * tree-ssa-alias.c (aliasing_component_refs_p): Continue looking
3069 for comparaible types in the second direction even if first one
3070 hits incomparable type.
3072 2019-05-07 Richard Biener <rguenther@suse.de>
3075 * lto-wrapper.c (debug_objcopy): Use the original filename
3076 including archive offset for the filename used for -save-temps.
3078 2019-05-07 Li Jia He <helijia@linux.ibm.com>
3080 * tree-ssa-phiopt.c (two_value_replacement): Fix a typo in parameter
3083 2019-05-06 H.J. Lu <hongjiu.lu@intel.com>
3084 Hongtao Liu <hongtao.liu@intel.com>
3088 * config/i386/i386-expand.c (ix86_expand_sse_comi_round):
3089 Modified, original implementation isn't correct.
3091 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3093 * config/rs6000/rs6000.md (FIRST_ALTIVEC_REGNO, LAST_ALTIVEC_REGNO)
3094 (LR_REGNO, CTR_REGNO, CA_REGNO, ARG_POINTER_REGNUM, CR0_REGNO)
3095 (CR1_REGNO, CR2_REGNO, CR3_REGNO, CR4_REGNO, CR5_REGNO, CR6_REGNO)
3096 (CR7_REGNO, MAX_CR_REGNO, VRSAVE_REGNO, VSCR_REGNO)
3097 (FRAME_POINTER_REGNUM): Change numbering.
3098 * config/rs6000/rs6000.c (rs6000_reg_names): Adjust.
3099 (alt_reg_names): Adjust.
3100 (rs6000_conditional_register_usage): Don't mark hard register 64 as
3102 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
3103 (DWARF_FRAME_REGISTERS): Delete.
3104 (DWARF2_FRAME_REG_OUT): Fix whitespace.
3105 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
3107 (REG_ALLOC_ORDER): Adjust.
3108 (FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM): Adjust.
3109 (REG_CLASS_CONTENTS): Adjust.
3110 (RETURN_ADDR_RTX): Change comment.
3111 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use ARG_POINTER_REGNUM
3113 (REGISTER_NAMES): Adjust.
3114 (ADDITIONAL_REGISTER_NAMES): Adjust.
3115 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
3117 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3119 * config/rs6000/rs6000.md (TFHAR_REGNO, TFIAR_REGNO, TEXASR_REGNO):
3121 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
3122 (DWARF_FRAME_REGISTERS): Adjust.
3123 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
3125 (REG_ALLOC_ORDER): Adjust.
3126 (enum reg_class): Delete SPR_REGS.
3127 (REG_CLASS_NAMES): Delete SPR_REGS.
3128 (REG_CLASS_CONTENTS): Delete SPR_REGS. Adjust for deleted TM regs.
3129 (REGISTER_NAMES): Adjust.
3130 (ADDITIONAL_REGISTER_NAMES): Adjust.
3131 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
3132 * config/rs6000/htm.md (htm_mfspr_<mode>, htm_mtspr_<mode>): Adjust.
3133 * config/rs6000/predicates.md (htm_spr_reg_operand): Delete.
3134 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Adjust.
3135 (htm_spr_regno): Delete.
3136 (htm_expand_builtin): Adjust: the HTM builtins now have one fewer
3138 (rs6000_dbx_register_number): Adjust.
3140 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3142 * config/rs6000/rs6000.h (PRE_GCC3_DWARF_FRAME_REGISTERS): Delete.
3144 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3146 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Handle
3147 FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM, and 64 (which was MQ).
3149 2019-05-06 Jakub Jelinek <jakub@redhat.com>
3151 PR tree-optimization/88709
3152 PR tree-optimization/90271
3153 * params.def (PARAM_STORE_MERGING_MAX_SIZE): New parameter.
3154 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Handle
3155 non-clobber CONSTRUCTORs with no elts. Remove useless tmp_int
3157 (imm_store_chain_info::coalesce_immediate_stores): Punt if the size
3158 of the store merging group is larger than
3159 PARAM_STORE_MERGING_MAX_SIZE parameter.
3160 (split_group): Add bzero_first argument. If set, always emit first
3161 the first store which must be = {} of the whole area and then for the
3162 rest of the stores consider all zero bytes as paddings.
3163 (imm_store_chain_info::output_merged_store): Check if first store
3164 is = {} of the whole area and if yes, determine which setting of
3165 bzero_first for split_group gives smaller number of stores. Adjust
3166 split_group callers.
3167 (lhs_valid_for_store_merging_p): Allow decls.
3168 (rhs_valid_for_store_merging_p): Allow non-clobber CONTRUCTORs with
3170 (pass_store_merging::process_store): Likewise.
3172 2019-05-06 Kelvin Nilsen <kelvin@gcc.gnu.org>
3175 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
3176 handling of V1TImode.
3178 2019-05-06 Uroš Bizjak <ubizjak@gmail.com>
3181 * config.gcc (i[34567]86-*-*, x86_64-*-*): Move tests for enable_cld
3182 and enable_frame_pointer ...
3183 * configure.ac: ... here. Update help strings for
3184 --enable-frame-pointer.
3185 * configure: Regenerate.
3186 * config/i386/i386-options.c (ix86_option_override_internal): Remove
3187 USE_X86_64_FRAME_POINTER define, use USE_IX86_FRAME_POINTER instead.
3188 * config/i386/sol2.h (USE_IX86_FRAME_POINTER): Remove.
3189 (USE_X86_64_FRAME_POINTER): Ditto.
3191 2019-05-06 Martin Liska <mliska@suse.cz>
3193 * config.gcc: Append to target_gtfiles and fix indentation.
3195 2019-05-06 Richard Biener <rguenther@suse.de>
3197 PR tree-optimization/90358
3198 * tree-vect-stmts.c (get_group_load_store_type): Properly
3199 detect unused upper half of load.
3200 (vectorizable_load): Likewise.
3202 2019-05-06 Richard Biener <rguenther@suse.de>
3204 PR tree-optimization/88828
3205 * tree-ssa-forwprop.c (get_bit_field_ref_def): Split out from...
3206 (simplify_vector_constructor): ...here. Handle constants in
3209 2019-05-06 Richard Biener <rguenther@suse.de>
3211 PR tree-optimization/90328
3212 * tree-data-ref.h (dr_may_alias_p): Pass in the actual loop nest.
3213 * tree-data-ref.c (dr_may_alias_p): Check whether the clique
3214 is valid in the loop nest before using it.
3215 (initialize_data_dependence_relation): Adjust.
3216 * graphite-scop-detection.c (build_alias_set): Pass the SCOP enclosing
3217 loop as loop-nest to dr_may_alias_p.
3219 2019-05-06 Richard Biener <rguenther@suse.de>
3221 * dwarf2out.c (mem_loc_descriptor): Initialize int_mode.
3223 2019-05-06 Richard Biener <rguenther@suse.de>
3225 PR tree-optimization/90316
3226 * tree-ssa-alias.c (maybe_skip_until): Pass in target BB,
3227 compute target on demand.
3228 (get_continuation_for_phi): Remove code walking stmts to
3229 get to a target virtual operand which could end up being
3232 2019-05-06 Martin Liska <mliska@suse.cz>
3235 * config/i386/i386-options.c (ix86_option_override_internal): Error only
3236 when -mabi is selected to a non-default version.
3238 2019-05-06 Hrishikesh Kulkarni <hrishikeshparag@gmail.com>
3239 Martin Liska <mliska@suse.cz>
3241 * Makefile.in: Add lto-dump.texi.
3242 * cgraph.h: Add new functions get_visibility_string and
3243 get_symtab_type_string.
3244 * doc/gcc.texi: Include lto-dump section.
3245 * doc/lto-dump.texi: New file.
3246 * dumpfile.c (dump_switch_p_1): Use parse_dump_option.
3247 (parse_dump_option): Factor out this function.
3248 * dumpfile.h (enum dump_flag): Add new value TDF_ERROR.
3249 (parse_dump_option): Export the function.
3250 * symtab.c (symtab_node::get_visibility_string): New function.
3251 (symtab_node::get_symtab_type_string): Likewise.
3253 2019-05-06 Martin Liska <mliska@suse.cz>
3255 * config/i386/i386-builtins.c: New file.
3256 * config/i386/i386-builtins.h: New file.
3257 * config/i386/i386-expand.c: New file.
3258 * config/i386/i386-expand.h: New file.
3259 * config/i386/i386-features.c: New file.
3260 * config/i386/i386-features.h: New file.
3261 * config/i386/i386-options.c: New file.
3262 * config/i386/i386-options.h: New file.
3263 * config.gcc: Add new files into extra_objs and
3265 * config/i386/i386.c: Split content of the file
3266 into newly introduced files.
3267 * config/i386/i386.h: Declare common variables
3269 * config/i386/t-i386: Define dependencies for new files.
3271 2019-05-03 Richard Earnshaw <rearnsha@arm.com>
3274 * config/arm/arm.md (unaligned_loadsi): Add variant for thumb1.
3275 Restrict 'all' variant to 32-bit configurations.
3276 (unaligned_loadhiu): Likewise.
3277 (unaligned_storehi): Likewise.
3278 (unaligned_storesi): Likewise.
3279 (unaligned_loadhis): Disable when compiling for thumb1.
3281 2019-05-03 Marc Glisse <marc.glisse@inria.fr>
3283 PR tree-optimization/90269
3284 * tree-loop-distribution.c (find_seed_stmts_for_distribution):
3287 2019-05-03 Martin Liska <mliska@suse.cz>
3289 * hash-map.h: Add is_empty function.
3290 * hash-set.h: Likewise.
3291 * hash-table.h: Likewise.
3292 * dwarf2out.c (dwarf2out_finish): Use is_empty instead of
3293 elements () == 0 (and similar usages).
3294 * gimple-ssa-store-merging.c (pass_store_merging::terminate_and_process_all_chains): Likewise.
3295 * gimplify.c (gimplify_bind_expr): Likewise.
3296 (gimplify_switch_expr): Likewise.
3297 * hash-map-tests.c (test_map_of_strings_to_int): Likewise.
3298 * ipa-icf.c (sem_item_optimizer::remove_symtab_node): Likewise.
3299 * postreload-gcse.c (dump_hash_table): Likewise.
3300 (gcse_after_reload_main): Likewise.
3301 * predict.c (combine_predictions_for_bb): Likewise.
3302 * tree-parloops.c (reduction_phi): Likewise.
3303 (separate_decls_in_region): Likewise.
3304 (transform_to_exit_first_loop): Likewise.
3305 (gen_parallel_loop): Likewise.
3306 (gather_scalar_reductions): Likewise.
3307 (try_create_reduction_list): Likewise.
3308 * var-tracking.c (dump_vars): Likewise.
3309 (emit_notes_for_changes): Likewise.
3310 (vt_emit_notes): Likewise.
3312 2019-05-03 Richard Biener <rguenther@suse.de>
3314 PR tree-optimization/90316
3315 * tree-ssa-pre.c (pass_pre::execute): Re-compute DOM fast queries
3318 2019-05-03 Richard Biener <rguenther@suse.de>
3320 * tree-vect-stmts.c (get_group_load_store_type): Avoid
3321 peeling for gaps by loading only lower halves of vectors
3323 (vectorizable_load): Likewise.
3325 2019-05-03 Richard Biener <rguenther@suse.de>
3328 * match.pd: Add pattern to optimize (A / B) * B + (A % B) to A.
3330 2019-05-03 Richard Biener <rguenther@suse.de>
3333 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)):
3334 Handle STRING_CST vs DECL or STRING_CST.
3336 2019-05-03 Richard Biener <rguenther@suse.de>
3338 PR tree-optimization/88963
3339 * tree-ssa-forwprop.c (pass_forwprop::execute): Rewrite
3340 vector loads feeding only BIT_FIELD_REFs to component
3341 loads. Rewrite stores fed by CONSTRUCTORs to component
3344 2019-05-03 Jakub Jelinek <jakub@redhat.com>
3346 * opts.h (finish_options): Remove lang_mask argument.
3347 (print_help, help_option_argument): Declare.
3348 * opts.c (print_help): Remove forward declaration, no longer static.
3349 (finish_options): Remove lang_mask argument, don't call print_help
3351 * opts-global.c (decode_options): Adjust finish_option caller, call
3354 PR tree-optimization/90303
3355 * ipa-devirt.c (obj_type_ref_class, get_odr_type): Don't use
3356 TYPE_CANONICAL for TYPE_STRUCTURAL_EQUALITY_P types in !in_lto_p mode.
3358 2019-05-03 Richard Biener <rguenther@suse.de>
3360 PR tree-optimization/89698
3361 * gimple-fold.c (canonicalize_constructor_val): Early out
3362 for constants, handle unfolded INTEGER_CSTs as they appear in
3363 C++ virtual table ctors.
3365 2019-05-03 Richard Biener <rguenther@suse.de>
3367 * passes.c (execute_function_todo): Remove dead code.
3369 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
3371 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Do not use
3372 the internal register number, for any "real" register.
3374 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
3376 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Return the
3377 correct numbers for TFHAR, TFIAR, TEXASR.
3379 2019-05-02 Richard Biener <rguenther@suse.de>
3381 PR tree-optimization/89653
3382 * tree-ssa-loop.c (pass_data_tree_loop_init): Execute
3383 update-address-taken before the pass.
3384 * passes.def (pass_tree_loop_init): Put comment before it.
3386 2019-05-02 Richard Biener <rguenther@suse.de>
3388 PR tree-optimization/89509
3389 * tree-ssa-structalias.c (compute_dependence_clique): Look
3390 at the first subvar when determining whether it is restrict.
3392 2019-05-02 Richard Biener <rguenther@suse.de>
3394 PR tree-optimization/90273
3395 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Eliminate
3396 useless debug stmts.
3398 2019-05-02 Alejandro Martinez <alejandro.martinezvicente@arm.com>
3400 * config/aarch64/aarch64-sve.md (<sur>dot_prod<vsi2qi>): Taken from SVE
3402 * config/aarch64/iterators.md: Copied Vetype_fourth, VSI2QI and vsi2qi from
3404 * tree-vect-loop.c (use_mask_by_cond_expr_p): New function to check if a
3405 VEC_COND_EXPR be inserted to emulate a conditional internal function.
3406 (build_vect_cond_expr): Emit the VEC_COND_EXPR.
3407 (vectorizable_reduction): Use the functions above to vectorize in a
3408 fully masked loop codes that don't have a conditional internal
3411 2019-05-02 Martin Liska <mliska@suse.cz>
3413 * cgraphclones.c: Call valid_attribute_p with 1 for
3415 * config/i386/i386-c.c (ix86_pragma_target_parse): Use 0 as
3416 it's for target attribute.
3417 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
3418 Add new boolean argument.
3419 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
3421 (ix86_valid_target_attribute_tree): Pass target_clone_attr
3422 to ix86_valid_target_attribute_inner_p.
3423 (ix86_valid_target_attribute_p): Pass flags argument to
3424 ix86_valid_target_attribute_inner_p.
3425 (get_builtin_code_for_version): Use 0 as it's target attribute.
3427 2019-05-02 Martin Liska <mliska@suse.cz>
3429 * gcc.c (process_command): Add dummy file only
3431 * opts-global.c (decode_options): Pass lang_mask.
3432 * opts.c (print_help): New function.
3433 (finish_options): Print --help if help_option_argument
3435 (common_handle_option): Factor out content of OPT__help_
3437 * opts.h (finish_options): Add new argument.
3439 2019-05-02 Martin Liska <mliska@suse.cz>
3442 * config/i386/i386.c (ix86_expand_strlen): Use strlen call.
3443 With -minline-all-stringops use inline expansion using 4B loop.
3444 * doc/invoke.texi: Document the change of
3445 -minline-all-stringops.
3447 2019-05-01 Jeff Law <law@redhat.com>
3449 PR tree-optimization/88797
3450 * gimple-ssa-split-paths (is_feasible_trace): Reject cases where the
3451 PHI feeds a conditional on the RHS of an assignment.
3453 2019-04-30 Andrew Waterman <andrew@sifive.com>
3454 Jim Wilson <jimw@sifive.com>
3456 * config/riscv/constraints.md (L): New.
3457 * config/riscv/predicates.md (lui_operand): New.
3458 (sfb_alu_operand): New.
3459 * config/riscv/riscv-protos.h (riscv_expand_conditional_move): Declare.
3460 * config/riscv/riscv.c (riscv_expand_conditional_move): New.
3461 * config/riscv/riscv.h (TARGET_SFB_ALU): New.
3462 * config/riscv/risc.md (type): Add sfb_alu.
3463 (branch<mode>): Renamed from branch_order<mode>. Change predicate for
3464 operand 3 to reg_or_0_operand. In output string, change %3 to %z3.
3465 (branch_zero<mode>): Delete.
3467 (mov<GPR:mode><X:mode>cc): Likewise.
3468 * config/riscv/sifive-7.md (sifive_7_sfb_alu): New. Use in bypasses.
3470 2019-04-30 Nathan Sidwell <nathan@acm.org>
3472 * tree.h (MARK_TS_EXP): New.
3474 2019-04-30 Martin Liska <mliska@suse.cz>
3476 * opts.c (enable_warning_as_error): Provide hints
3477 for unknown options.
3479 2019-04-30 Martin Liska <mliska@suse.cz>
3482 * doc/invoke.texi: Add missing dash for gas-locview-support
3483 and gno-as-locview-support.
3485 2019-04-30 Jakub Jelinek <jakub@redhat.com>
3488 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Don't skip
3489 whitespace at the start of target attribute string.
3491 2019-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3494 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
3495 Define __ARM_FEATURE_ATOMICS.
3497 2019-04-30 Martin Liska <mliska@suse.cz>
3499 * gimple-fold.c (gimple_fold_builtin_memory_op): Change endp
3500 into built_in_function enum. Remove code for endp == 2 and
3501 use BUILT_IN_* constants.
3502 (gimple_fold_builtin): Call the function with fcode.
3504 2019-04-30 Martin Liska <mliska@suse.cz>
3506 * config/i386/i386.c (ix86_builtin_reciprocal): Cast
3507 DECL_FUNCTION_CODE into ix86_builtins enum before
3508 the switch statement.
3510 2019-04-30 Jakub Jelinek <jakub@redhat.com>
3512 PR tree-optimization/89475
3513 * tree-ssa-ccp.c (evaluate_stmt): Handle BUILT_IN_BSWAP{16,32,64}
3516 2019-04-30 Martin Liska <mliska@suse.cz>
3518 PR translation/90274
3519 * opts.c (print_filtered_help): Wrap string in _(...).
3521 2019-04-30 Bin Cheng <bin.cheng@linux.alibaba.com>
3523 PR tree-optimization/90240
3525 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
3527 PR tree-optimization/90078
3528 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
3529 checks for infinite_cost overflow.
3531 2019-04-29 Jeff Law <law@redhat.com>
3533 * passes.def: Move -Wrestrict pass after copy propagation.
3535 2019-04-29 Maya Rashish <coypu@sdf.org>
3537 * config.gcc (default_gnu_indirect_function): Default to yes
3538 for arm*-*-netbsd*, i[34567]86-*-netbsd*, powerpc*-*-netbsd*,
3539 sparc*-*-netbsd*, x86_64-*-netbsd*.
3541 2019-04-29 Vladislav Ivanishin <vlad@ispras.ru>
3543 * tree-ssa-uninit.c (is_pred_expr_subset_of): Correctly handle cases
3544 where cond2 is NE_EXPR.
3545 (is_value_included_in): Update comment.
3547 2019-04-29 Richard Biener <rguenther@suse.de>
3549 PR tree-optimization/90278
3550 * tree-ssa-forwprop.c (pass_forwprop::execute): Transfer/clean
3551 EH on comparison simplification.
3553 2019-04-29 Jason Merrill <jason@redhat.com>
3555 PR c++/82081 - tail call optimization breaks noexcept
3556 * tree-tailcall.c (find_tail_calls): Don't turn a call from a
3557 nothrow function to a might-throw function into a tail call.
3559 2019-04-29 Richard Sandiford <richard.sandiford@arm.com>
3561 * tree-data-ref.h (data_dependence_relation::inner_loop): Delete.
3562 (DDR_INNER_LOOP): Likewise.
3563 * tree-data-ref.c (dump_data_dependence_relation): Update accordingly.
3564 (initialize_data_dependence_relation): Likewise.
3565 (insert_innermost_unit_dist_vector): Use 0 instead of DDR_INNER_LOOP.
3567 2019-04-29 Jakub Jelinek <jakub@redhat.com>
3569 PR rtl-optimization/90257
3570 * cfgrtl.c (flow_active_insn_p): Return true for USE of a function
3574 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
3578 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
3581 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
3584 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
3586 * lra-spills.c (lra_final_code_change): Remove useless move insns.
3588 2019-04-29 Richard Biener <rguenther@suse.de>
3590 * tree-ssa.c (insert_debug_temp_for_var_def): For {CLOBBER}
3593 2019-04-27 Iain Buclaw <ibuclaw@gdcproject.org>
3595 * config/netbsd-d.c: Include memmodel.h. Remove unused tree.h,
3596 varasm.h, and netbsd-protos.h.
3598 2019-04-27 Uroš Bizjak <ubizjak@gmail.com>
3601 * config/i386/i386-protos.h (ix86_data_alignment): Change
3602 the second argument type to unsigned int.
3603 * config/i386/i386.c (ix86_data_alignment): Change "align"
3604 argument type to unsigned int.
3606 2019-04-27 Martin Liska <mliska@suse.cz>
3609 * opt-suggestions.c (option_proposer::build_option_suggestions):
3610 When get_valid_option_values returns empty values, add the
3611 misspelling candidate.
3613 2019-04-26 Jim Wilson <jimw@sifive.com>
3615 * config/riscv/riscv-protos.h (riscv_move_integer): Add machine_mode
3617 * config/riscv/riscv.c (riscv_move_integer): New parameter orig_mode.
3618 Pass orig_mode to riscv_build_integer.
3619 (riscv_split_integer): Pass mode to riscv_move_integer.
3620 (riscv_legitimize_const_move): Likewise.
3621 (riscv_legitimize_move): For MEM dest and CONST_INT src case, new local
3622 promoted_mode. Replace force_reg call with code to load constant into
3623 promoted reg and then subreg it for the store.
3624 * config/riscv/riscv.md (low<mode>+1): Pass <GPR:MODE>mode to
3627 2018-04-26 Eugene Sharygin <eush@ispras.ru>
3629 * gdbhooks.py: Fix UnicodeDecodeErrors when printing trees with
3632 2019-04-26 Richard Sandiford <richard.sandiford@arm.com>
3634 * tree.h (TYPE_VECTOR_SUBPARTS, SET_TYPE_VECTOR_SUBPARTS): Add
3635 commentary about the encoding of precision.
3637 2019-04-25 Andreas Tobler <andreast@gcc.gnu.org>
3639 * config/i386/freebsd64.h: Add bits for 32-bit multilib support.
3640 * config/i386/t-freebsd64: New file.
3641 * config.gcc: Add the t-freebsd64 for multilib support.
3643 2019-04-25 Uroš Bizjak <ubizjak@gmail.com>
3645 * doc/extend.texi (vector_size): Add missing comma after @xref.
3647 2019-04-25 Jakub Jelinek <jakub@redhat.com>
3649 * BASE-VER: Set to 10.0.0.
3651 2019-04-25 Richard Biener <rguenther@suse.de>
3654 * gimplify.c (gimplify_expr): Avoid turning a lvalue
3655 VIEW_CONVERT_EXPR into one operating on an rvalue.
3657 2019-04-25 H.J. Lu <hongjiu.lu@intel.com>
3660 * config/i386/i386.c (feature_priority): Moved to file scope.
3661 (processor_features): Likewise.
3662 (processor_model): Likewise.
3663 (_arch_names_table): Likewise.
3664 (arch_names_table): Likewise.
3665 (_feature_list): Removed.
3666 (feature_list): Likewise.
3667 (_isa_names_table): Moved to file scope. Add priority.
3668 (isa_names_table): Likewise.
3669 (get_builtin_code_for_version): Replace feature_list with
3670 isa_names_table. Update error message for P_ZERO priority.
3672 2019-04-25 Richard Biener <rguenther@suse.de>
3674 * tree-pass.h (make_pass_phi_only_cprop): Remove.
3675 * timevar.def (TV_TREE_PHI_CPROP): Likewise.
3677 2019-04-24 Jeff Law <law@redhat.com>
3679 PR tree-optimization/90037
3680 * Makefile.in (OBJS): Remove tree-ssa-phionlycprop.c
3681 * passes.def: Replace all instance of phi-only cprop with the
3682 lattice propagator. Move propagation pass from after erroneous
3683 path isolation to before erroneous path isolation.
3684 * tree-ssa-phionlycprop.c: Remove.
3686 2019-04-24 Richard Biener <rguenther@suse.de>
3689 * gimple-fold.c (fold_const_aggregate_ref_1): Do multiplication
3690 by size and BITS_PER_UNIT on poly-wide-ints.
3692 2019-04-25 Richard Biener <rguenther@suse.de>
3695 * match.pd: Add pattern to simplify view-conversion of an
3698 2019-04-24 Clement Chigot <clement.chigot@atos.net>
3700 * config/rs6000/aix71.h (SUBTARGET_OVERRIDE_OPTIONS): Disable
3701 OPTION_MASK_VSX and OPTION_MASK_ALTIVEC from rs6000_isa_flags
3702 for Go on 32 bit AIX.
3703 * config/rs6000/aix72.h: Likewise.
3705 2019-04-24 Jakub Jelinek <jakub@redhat.com>
3708 * rtl.c (classify_insn): Return JUMP_INSN for asm goto.
3709 * emit-rtl.c (try_split): Copy over REG_LABEL_TARGET.
3711 2019-04-24 Andreas Krebbel <krebbel@linux.ibm.com>
3714 * config/s390/s390.c (s390_restore_gprs_from_fprs): Restore GPRs
3715 from FPRs in reverse order. Generate REG_CFA_DEF_CFA note also
3716 for restored hard frame pointer.
3717 (s390_sched_dependencies_evaluation): Implement new target hook.
3718 (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK): New macro definition.
3720 2019-04-24 Claudiu Zissulescu <claziss@sysnopsys.com>
3722 * config/arc/arc-options.def: Fix typos and spelling mistakes.
3723 * config/arc/arc.c (arc_init): Cleanup warning message.
3724 (arc_override_options): Likewise.
3726 2019-04-24 Jakub Jelinek <jakub@redhat.com>
3729 * config/i386/i386.c (ix86_expand_sse_fp_minmax): Force if_true into
3730 a register if both if_true and if_false are MEMs.
3732 PR tree-optimization/90208
3733 * tree-cfg.c (remove_bb): Move forced labels from removed bbs
3734 after labels of new_bb, not before them.
3736 PR tree-optimization/90211
3737 * tree-parloops.c (try_create_reduction_list): Ignore phi arguments
3738 which are not SSA_NAMEs.
3740 2018-04-23 Sudakshina Das <sudi.das@arm.com>
3742 * config/aarch64/aarch64-linux.h (TARGET_ASM_FILE_END): Define for
3744 (aarch64_file_end_indicate_exec_stack): Add gnu note section.
3746 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
3748 PR rtl-optimization/87979
3749 * modulo-sched.c (sms_schedule): Start ii value "mii" should
3752 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
3754 PR rtl-optimization/84032
3755 * modulo-sched.c (ps_insn_find_column): Change condition so that
3756 branch will always be the last insn in a row inside partial
3759 2019-04-23 Richard Biener <rguenther@suse.de>
3762 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Add
3763 dest_single_pred_p argument.
3764 (remove_forwarder_block): Adjust.
3765 (remove_forwarder_block_with_phi): Likewise.
3767 2019-04-23 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3768 Bernd Edlinger <bernd.edlinger@hotmail.de>
3769 Jakub Jelinek <jakub@redhat.com>
3772 * config/arm/arm.c (aapcs_vfp_is_call_or_return_candidate): Diagnose
3773 if used with general-regs-only.
3774 (arm_conditional_register_usage): Don't add non-general regs if
3776 (arm_valid_target_attribute_rec): Handle general-regs-only.
3777 * config/arm/arm.h (TARGET_HARD_FLOAT): Return false if
3779 (TARGET_HARD_FLOAT_SUB): Define.
3780 (TARGET_SOFT_FLOAT): Define as negation of TARGET_HARD_FLOAT_SUB.
3781 (TARGET_REALLY_IWMMXT): Add && !TARGET_GENERAL_REGS_ONLY.
3782 (TARGET_REALLY_IWMMXT2): Likewise.
3783 * config/arm/arm.opt: Add -mgeneral-regs-only.
3784 * doc/extend.texi: Document ARM general-regs-only target.
3785 * doc/invoke.texi: Document ARM -mgeneral-regs-only.
3787 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
3789 PR tree-optimization/90078
3790 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
3791 checks for infinite_cost overflow.
3793 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
3795 PR tree-optimization/90021
3796 * tree-chrec.c (evolution_function_is_univariate_p): New parameter
3797 and check univariate against it.
3798 * tree-chrec.h (evolution_function_is_univariate_p): New parameter.
3799 * tree-data-ref.c (add_other_self_distances): Pass new argument.
3801 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
3805 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
3808 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
3811 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
3813 * lra-spills.c (lra_final_code_change): Remove useless move insns.
3815 2019-04-21 Iain Sandoe <iain@sandoe.co.uk>
3817 * config/rs6000/rs6000.md (group_end_nop): Emit insn register
3818 names using operand format, rather than hard-wired.
3819 (speculation_barrier): Likewise.
3821 2019-04-19 Segher Boessenkool <segher@kernel.crashing.org>
3823 PR tree-optimization/88055
3824 * tree-call-cdce.c (comparison_code_if_no_nans): New function.
3825 (gen_one_condition): Use it if !HONOR_NANS.
3827 2019-04-19 Jakub Jelinek <jakub@redhat.com>
3830 * tree-outof-ssa.c (get_temp_reg): If reg_mode is BLKmode, return
3831 assign_temp instead of gen_reg_rtx.
3833 2019-04-19 Christophe Lyon <christophe.lyon@linaro.org>
3835 PR translation/90118
3836 * config/aarch64/aarch64.c (aarch64_override_options_internal):
3837 Add missing space before %<.
3839 2019-04-18 Peter Bergner <bergner@linux.ibm.com>
3841 PR rtl-optimization/87871
3842 * ira-lives.c (make_object_dead): Don't add conflicts to
3843 TOTAL_CONFLICT_HARD_REGS for register ignore_reg_for_conflicts.
3845 2019-04-18 Martin Sebor <msebor@redhat.com>
3848 * tree.h (TYPE_VECTOR_SUBPARTS): Use HOST_WIDE_INT_1U.
3849 * config/aarch64/aarch64.c (aarch64_simd_vector_alignment): Avoid
3850 assuming type size fits in SHWI.
3852 2019-04-18 Jan Hubicka <hubicka@ucw.cz>
3855 * ipa-inline.c (flatten_function): New parameter UPDATE.
3856 (ipa_inline, early_inliner): Use it.
3858 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
3860 * fold-const.c (int_const_binop): Return early on failure.
3862 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
3865 * combine.c (force_int_to_mode): Cast the argument rather than
3866 the result of known_alignment.
3867 * rtlanal.c (rtx_addr_can_trap_p_1): Use known_subrange_p.
3869 2019-04-18 Richard Biener <rguenther@suse.de>
3872 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Split
3874 (remove_forwarder_block): ... here.
3875 (remove_forwarder_block_with_phi): Also move debug stmts here.
3877 2019-04-18 Jakub Jelinek <jakub@redhat.com>
3879 PR translation/79183
3880 * gimple-ssa-sprintf.c (format_directive): Use inform_n instead of
3881 inform where appropriate.
3883 2019-04-18 Richard Biener <rguenther@suse.de>
3885 * tree.c (get_qualified_type): Put found type variants at the
3886 head of the variant list.
3888 2018-04-17 Segher Boessenkool <segher@kernel.crashing.org>
3890 * config/rs6000/rs6000.c (rs6000_register_move_cost): Fix typo.
3892 2019-04-17 Hongtao Liu <hongtao.liu@intel.com>
3895 * config/i386/avx512fintrin.h (_mm_maskz_fmadd_round_sd,
3896 _mm_maskz_fmadd_round_ss, _mm_maskz_fmsub_round_sd,
3897 _mm_maskz_fmsub_round_ss, _mm_maskz_fnmadd_round_sd,
3898 _mm_maskz_fnmadd_round_ss, _mm_maskz_fnmsub_round_sd,
3899 _mm_maskz_fnmsub_round_ss): Use _maskz builtin instead of _mask3.
3901 2019-04-17 Peter Bergner <bergner@linux.ibm.com>
3903 * ira-conflicts.c (print_allocno_conflicts): Always print something,
3904 even for allocno's with no conflicts.
3905 (print_conflicts): Print an extra newline.
3907 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
3909 * auto-inc-dec.c (attempt_change): Set the alignment of the
3910 temporary memory to that of the original.
3912 2019-04-17 Joao Moreira <jmoreira@suse.de>
3914 * targhooks.c (default_print_patchable_function_entry): Emit
3915 __patchable_function_entries section with writable flags to allow
3916 relocation resolution.
3918 2019-04-17 Jonny Grant <jg@jguk.org>
3920 * collect2.c (main): Change gcc.gnu.org URL to HTTPS.
3922 2019-04-17 Jakub Jelinek <jakub@redhat.com>
3925 * internal-fn.c (expand_mul_overflow): Don't set SUBREG_PROMOTED_VAR_P
3928 2019-04-17 Claudiu Zissulescu <claziss@synopsys.com>
3930 * config/arc/arc.c (arc_init): Format diagnostic string.
3931 (arc_override_options): Likewise.
3932 (check_if_valid_regno_const): Likewise.
3933 (arc_reorg): Likewise.
3935 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
3938 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Adjust pattern
3940 (rs6000_emit_allocate_stack_1): Simplify condition. Adjust pattern
3942 * config/rs6000/rs6000.md (bits): Add entries for SF and DF.
3943 (*movdi_update1): Use Pmode.
3944 (movdi_<mode>_update): Fix argument to avoiding_indexed_address_p.
3945 (movdi_<mode>_update_stack): Rename to ...
3946 (movdi_update_stack): ... this. Fix comment. Change condition. Don't
3948 (*movsi_update1): Use Pmode.
3949 (*movsi_update2): Use Pmode.
3950 (movsi_update): Rename to ...
3951 (movsi_<mode>_update): ... this. Use Pmode.
3952 (movsi_update_stack): Fix condition.
3953 (*movhi_update1): Use Pmode. Fix argument to
3954 avoiding_indexed_address_p.
3955 (*movhi_update2): Ditto.
3956 (*movhi_update3): Ditto.
3957 (*movhi_update4): Ditto.
3958 (*movqi_update1): Ditto.
3959 (*movqi_update2): Ditto.
3960 (*movqi_update3): Ditto.
3961 (*movsf_update1, *movdf_update1): Merge, rename to...
3962 (*mov<mode>_update1): This. Use Pmode. Fix argument to
3963 avoiding_indexed_address_p. Add "size" attribute.
3964 (*movsf_update2, *movdf_update2): Merge, rename to...
3965 (*mov<mode>_update2): This. Ditto.
3966 (*movsf_update3): Use Pmode. Fix argument to
3967 avoiding_indexed_address_p.
3968 (*movsf_update4): Ditto.
3969 (allocate_stack): Simplify condition. Adjust pattern names.
3971 2019-04-17 Jakub Jelinek <jakub@redhat.com>
3974 * config/arm/arm.c (arm_valid_target_attribute_rec): Don't skip
3975 whitespace at the start of target attribute string.
3977 2019-04-16 Pat Haugen <pthaugen@us.ibm.com>
3980 * config/rs6000/power9.md: Add store forwarding bypass.
3982 2019-04-16 Alexandre Oliva <aoliva@redhat.com>
3985 * valtrack.c (dead_debug_insert_temp): Reset debug references
3986 to the return value of a call being removed.
3988 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
3990 * config/arc/arc-protos.h (arc_register_move_cost): Remove.
3991 * config/arc/arc.c (arc_register_move_cost): Re-purpose it to
3992 implement target hook.
3993 (arc_memory_move_cost): New function.
3994 (TARGET_REGISTER_MOVE_COST): Define.
3995 (TARGET_MEMORY_MOVE_COST): Likewise.
3996 * config/arc/arc.h (REGISTER_MOVE_COST): Remove.
3997 (MEMORY_MOVE_COST): Likewise.
3999 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4001 * config/arc/arc.md (sibcall_insn): Use Rcd constraint.
4002 (sibcall_value_insn): Likewise.
4003 * config/arc/constraints.md (Rs5): Remove.
4005 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4007 * config/arc/arc.c (arc_hard_regno_modes): Add two missing modes
4008 for last two fake registers.
4009 (arc_conditional_register_usage): Make sure fake frame and arg
4010 pointer regs are in general regs class.
4011 (FRAME_POINTER_MASK): Remove.
4012 (RETURN_ADDR_MASK): Remove.
4013 (arc_must_save_register): Use hard frame regnum.
4014 (frame_restore_reg): Use hard_frame_pointer_rtx.
4015 (arc_save_callee_saves): Likewise.
4016 (arc_restore_callee_saves): Likewise.
4017 (arc_save_callee_enter): Likewise.
4018 (arc_restore_callee_leave): Likewise.
4019 (arc_save_callee_milli): Likewise.
4020 (arc_eh_return_address_location): Likewise.
4021 (arc_check_multi): Use hard frame regnum.
4022 (arc_can_eliminate): Likewise.
4023 * config/arc/arc.h (FIXED_REGISTERS): Make FP register available
4024 for register allocator.
4025 (REG_CLASS_CONTENTS): Update GENERAL_REGS.
4026 (REGNO_OK_FOR_BASE_P): Consider FRAME_POINTER_REGNUM.
4027 (FRAME_POINTER_REGNUM): Change it to a fake register.
4028 (HARD_FRAME_POINTER_REGNUM): Defined.
4029 (ARG_POINTER_REGNUM): Change it to a new fake register.
4030 (ELIMINABLE_REGS): Update.
4031 (REGISTER_NAMES): Update names.
4032 * config/arc/arc.md (LP_START): Remove.
4034 (shift_si3_loop): Update pattern.
4036 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4038 * config/arc/arc.c (arc_expand_prologue): Emit blockage regardless
4039 to avoid delay slot scheduling.
4040 (arc_must_save_register): Don't save SP.
4041 * config/arc/arc.md (stack_tie): Remove.
4042 (UNSPEC_ARC_STKTIE): Likewise.
4044 2019-04-16 Kito Cheng <kito.cheng@gmail.com>
4045 Shiva Chen <shiva0217@gmail.com>
4047 * config/nds32/nds32-md-auxiliary.c (nds32_split_ashiftdi3): Fix wrong
4048 code gen with large shift amount.
4050 2019-04-16 Chung-Ju Wu <jasonwucj@gmail.com>
4052 * config/nds32/nds32-pipelines-auxiliary.c (wext_odd_dep_p): Handle
4055 2019-04-16 Jakub Jelinek <jakub@redhat.com>
4058 * config/i386/i386.c (ix86_target_string): Add ADD_ABI_P argument, only
4059 print -m64/-mx32/-m32 if it is true.
4060 (ix86_debug_options, ix86_function_specific_print): Pass true as
4061 ADD_ABI_P to ix86_target_string.
4062 (ix86_expand_builtin): Adjust ix86_target_string caller, pass true as
4063 ADD_ABI_P only if OPTION_MASK_ISA_64BIT is set in bisa and in that case
4064 or into it OPTION_MASK_ISA_ABI_64 or OPTION_MASK_ISA_ABI_X32.
4066 PR rtl-optimization/90082
4067 * dce.c (can_delete_call): New function.
4068 (deletable_insn_p, mark_insn): Use it.
4070 PR tree-optimization/90090
4071 * tree-ssa-math-opts.c (is_division_by): Ignore divisions that can
4073 (is_division_by_square): Likewise. Formatting fix.
4075 2019-04-16 Richard Biener <rguenther@suse.de>
4077 PR tree-optimization/56049
4078 * tree-ssa-loop-im.c (mem_ref_hasher::equal): Elide alias-set
4079 equality check if alias-set zero will prevail.
4081 2019-04-15 Jeff Law <law@redhat.com>
4083 * config/microblaze/microblaze.c (microblaze_expand_block_move): Treat
4084 size and alignment as unsigned.
4086 2019-04-15 Richard Biener <rguenther@suse.de>
4089 * tree-loop-distribution.c (destroy_loop): Preserve correct
4092 2019-04-15 Richard Biener <rguenther@suse.de>
4094 PR tree-optimization/90071
4095 * tree-ssa-reassoc.c (init_range_entry): Do not pick up
4096 abnormal operands from def stmts.
4098 2019-04-15 Segher Boessenkool <segher@kernel.crashing.org>
4100 PR rtl-optimization/89794
4101 * combine.c (count_auto_inc): New function.
4102 (try_combine): Count how many auto_inc expressions there were in the
4103 original instructions. Ensure we have the same number in the new
4104 instructions. Remove the code that tried to ensure auto_inc side
4105 effects on i1 and i0 are not lost.
4107 2019-04-15 Richard Biener <rguenther@suse.de>
4110 * tree.h (auto_var_p): Declare.
4111 * tree.c (auto_var_p): New function, split out from ...
4112 (auto_var_in_fn_p): ... here.
4113 * tree-ssa-structalias.c (struct variable_info): Add shadow_var_uid
4115 (new_var_info): Initialize it.
4116 (set_uids_in_ptset): Also set the shadow variable uid if required.
4117 (ipa_pta_execute): Postprocess points-to solutions assigning
4118 shadow variable uids for locals that may reach their containing
4119 function recursively.
4120 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Do not
4121 assert but instead check whether the points-to solution is
4124 2019-04-15 Martin Jambor <mjambor@suse.cz>
4127 * cgraph.c (clone_of_p): Loop over clone chain for each step in
4130 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
4132 * config.gcc (nds32*-*-linux*): Set gcc_cv_initfini_array to yes.
4134 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
4135 Kito Cheng <kito.cheng@gmail.com>
4136 Shiva Chen <shiva0217@gmail.com>
4138 * config/nds32/nds32-md-auxiliary.c
4139 (nds32_legitimize_pic_address): Use new PIC pattern.
4140 (nds32_legitimize_tls_address): Use new TLS pattern.
4141 (nds32_output_symrel): New.
4142 * config/nds32/nds32-protos.h (nds32_output_symrel): Declare.
4143 (nds32_alloc_relax_group_id): Ditto.
4144 * config/nds32/nds32-relax-opt.c (nds32_alloc_relax_group_id): New.
4145 (nds32_group_insns): Use nds32_alloc_relax_group_id instead of use
4147 (nds32_group_tls_insn): Ditto.
4148 (nds32_group_float_insns): Ditto.
4149 * config/nds32/nds32.md (tls_le): New.
4152 2019-04-15 Chung-Ju Wu <jasonwucj@gmail.com>
4154 * configure: Add nds32 target for dwarf2 debug_line checking.
4155 * configure.ac: Regenerated.
4157 2019-04-14 Jan Hubicka <hubicka@ucw.cz>
4160 * ipa-devirt.c (skip_in_fields_list_p): New.
4161 (odr_types_equivalent_p): Use it.
4163 2019-04-13 Jakub Jelinek <jakub@redhat.com>
4166 * config/arm/arm.c (arm_valid_target_attribute_rec): Use strcmp
4167 instead of strncmp when checking for thumb and arm. Formatting fixes.
4169 2019-04-12 Iain Buclaw <ibuclaw@gdcproject.org>
4171 * doc/install.texi: Document --with-target-system-zlib.
4173 2019-04-12 Martin Sebor <msebor@redhat.com>
4179 * targhooks.c (default_vector_alignment): Avoid assuming
4180 argument fits in SHWI.
4181 * tree.h (TYPE_VECTOR_SUBPARTS): Avoid sign overflow in
4183 * doc/extend.texi (__builtin_has_attribute): Add a clarifying note.
4185 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4187 PR rtl-optimization/89965
4188 * dce.c: Include rtl-iter.h.
4189 (struct check_argument_load_data): New type.
4190 (check_argument_load): New function.
4191 (find_call_stack_args): Check for loads from stack slots still tracked
4192 in sp_bytes and punt if any is found.
4194 * config/mips/loongson-mmiintrin.h: Fix up #error message.
4196 2019-04-12 Jan Hubicka <hubicka@ucw.cz>
4198 * params.def (PARAM_MAX_LTO_STREAMING_PARALLELISM): New parameter.
4199 * doc/invoke.texi (max-lto-streaming-paralellism): New --param.
4201 2019-04-12 Martin Liska <mliska@suse.cz>
4204 * multiple_target.c (create_dispatcher_calls): Wrap ifunc
4206 (separate_attrs): Handle multiple 'default's.
4207 (expand_target_clones): Rework error handling code.
4209 2019-04-12 Kelvin Nilsen <kelvin@gcc.gnu.org>
4212 * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): Use inner
4213 mode of vector rather than mode of destination for move instruction.
4214 * config/rs6000/vsx.md (*vsx_extract_<mode>_<VS_scalar>mode_var):
4215 Use QI inner mode with V16QI vector mode.
4217 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4220 * config/tilepro/tilepro.c (tilepro_print_operand): Use just
4221 "invalid %%t operand" in output_operand_lossage message.
4223 2019-04-12 Andreas Krebbel <krebbel@linux.ibm.com>
4225 * config/s390/predicates.md (permute_pattern_operand): New
4227 * config/s390/vector.md ("*vec_splats_bswap_vec<mode>"): Add USE
4228 operand for the permute pattern.
4229 ("*vec_perm<mode>"): New insn definition.
4230 ("bswap<mode>"): Generate the permute pattern operand in the
4231 expander and perform the operand reloads for pre arch13 level
4233 ("*bswap<mode>_emu"): Rename to ...
4234 ("*bswap<mode>"): ... this. And make the splitter vxe2 only.
4235 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>"):
4236 Add the USE operand for the permute pattern.
4237 ("*vec_set_bswap_vec<mode>"): Likewise.
4239 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4242 * varasm.c (assemble_start_function): Don't use tree_fits_uhwi_p
4243 and gcc_unreachable if it fails, just call tree_to_uhwi which
4244 verifies that too. Test TREE_CHAIN instead of list_length > 1.
4245 Start warning message with a lower-case letter. Formatting fixes.
4247 PR rtl-optimization/90026
4248 * cfgcleanup.c (try_optimize_cfg): When removing empty bb with no
4249 successors, look for BARRIERs inside of the whole BB_FOOTER chain
4250 rather than just at the start of it. If e->src BB_FOOTER is not NULL
4251 in cfglayout mode, use emit_barrier_after_bb.
4253 2018-04-11 Steve Ellcey <sellcey@marvell.com>
4255 PR rtl-optimization/87763
4256 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>4_noshift_alt):
4259 2019-04-11 Tom de Vries <tdevries@suse.de>
4261 * doc/extend.texi (@node Statement Exprs): Note variable shadowing at
4262 max macro using statement expression.
4264 2019-04-11 David Edelsohn <dje.gcc@gmail.com>
4266 * xcoffout.h (xcoff_private_rodata_section_name): Declare.
4267 * xcoffout.c (xcoff_private_rodata_section_name): Define.
4268 * config/rs6000/rs6000.c (rs6000_xcoff_asm_init_sections): Create
4269 read_only_private_data_section using xcoff_private_rodata_section_name.
4270 (rs6000_xcoff_file_start): Generate xcoff_private_rodata_section_name.
4272 2019-04-11 Christophe Lyon <christophe.lyon@linaro.org>
4275 * config/aarch64/aarch64.opt (msve-vector-bits): Add missing final '.'.
4277 2019-04-11 Jakub Jelinek <jakub@redhat.com>
4279 PR rtl-optimization/89965
4280 * dce.c (sp_based_mem_offset): New function.
4281 (find_call_stack_args): Use sp_based_mem_offset.
4283 2019-04-11 Jonathan Wakely <jwakely@redhat.com>
4285 * doc/invoke.texi (Optimize Options): Clarify -flive-patching docs.
4287 2019-04-11 Richard Biener <rguenther@suse.de>
4289 PR tree-optimization/90020
4290 * tree-ssa-sccvn.c (vn_reference_may_trap): New function.
4291 * tree-ssa-sccvn.h (vn_reference_may_trap): Declare.
4292 * tree-ssa-pre.c (compute_avail): Use it to not put
4293 possibly trapping references after a call that might not
4294 return into EXP_GEN.
4295 * gcse.c (compute_hash_table_work): Do not elide
4296 marking a block containing a call if the call might not
4299 2019-04-11 Richard Biener <rguenther@suse.de>
4301 PR tree-optimization/90018
4302 * tree-vect-data-refs.c (vect_preserves_scalar_order_p):
4303 Test both SLP and interleaving variants.
4305 2019-04-11 Robin Dapp <rdapp@linux.ibm.com>
4307 * config/s390/8561.md: New file.
4308 * config/s390/driver-native.c (s390_host_detect_local_cpu):
4309 Add arch13 cpu model.
4310 * config/s390/s390-opts.h (enum processor_type): Likewise.
4311 * config/s390/s390.c (s390_get_sched_attrmask): Add arch13.
4312 (s390_get_unit_mask): Likewise.
4313 (s390_is_fpd): Likewise.
4314 (s390_is_fxd): Likewise.
4315 * config/s390/s390.h (s390_tune_attr): Likewise.
4316 * config/s390/s390.md: Include arch13 pipeline description.
4317 * config/s390/s390.opt: Add arch13.
4319 2018-04-10 Steve Ellcey <sellcey@marvell.com>
4321 PR rtl-optimization/87763
4322 * config/aarch64/aarch64-protos.h (aarch64_masks_and_shift_for_bfi_p):
4324 * config/aarch64/aarch64.c (aarch64_masks_and_shift_for_bfi_p):
4326 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>5_shift):
4328 (*aarch64_bfi<GPI:mode>5_shift_alt): Ditto.
4329 (*aarch64_bfi<GPI:mode>4_noand): Ditto.
4330 (*aarch64_bfi<GPI:mode>4_noand_alt): Ditto.
4331 (*aarch64_bfi<GPI:mode>4_noshift): Ditto.
4333 2019-04-10 Jonathan Wakely <jwakely@redhat.com>
4335 * doc/invoke.texi (Optimize Options): Change "Nevertheless" to
4336 "Although" in -fipa-icf documentation.
4338 * doc/invoke.texi (Debugging Options): Explicitly state the semantics
4339 of using multiple -g options.
4341 2019-04-10 Martin Liska <mliska@suse.cz>
4343 PR gcov-profile/89959
4344 * doc/gcov.texi: Make documentation of -x option
4347 2019-04-10 Richard Biener <rguenther@suse.de>
4349 * tree-vectorizer.h (_stmt_vec_info): Remove same_dr_stmt
4351 (DR_GROUP_SAME_DR_STMT): Remove.
4352 * tree-vect-stmts.c (vectorizable_load): Remove unreachable code.
4353 * tree-vect-data-refs.c (vect_analyze_group_access_1): Likewise,
4354 replace with assert.
4355 (vect_analyze_data_ref_accesses): Fix INTEGER_CST comparison.
4356 (vect_record_grouped_load_vectors): Remove unreachable code.
4358 2019-04-10 Richard Earnshaw <rearnsha@arm.com>
4361 * config/aarch64/aarch64.opt (msve-vector-bits): Remove redundant and
4362 obsolete reference to N.
4364 2019-04-10 Jakub Jelinek <jakub@redhat.com>
4367 * expr.c (store_expr): Set properly size on the MEM passed to
4371 * gimple-ssa-sprintf.c (target_to_host): Fix handling of targstr
4372 with strlen in between hostsz-3 and hostsz-1 inclusive when no
4373 translation is needed, and when translation is needed, only append
4374 ... if the string length is hostsz or more bytes long. Avoid using
4377 2019-04-09 Matthew Malcomson <matthew.malcomson@arm.com>
4380 * config/arm/arm.c (neon_valid_immediate): Disallow VOIDmode parameter.
4381 * config/arm/constraints.md (Dm, DN, Dn): Split previous Dn constraint
4383 * config/arm/neon.md (*neon_mov<mode>): Account for TImode and DImode
4384 differences directly.
4385 (*smax<mode>3_neon, vashl<mode>3, vashr<mode>3_imm): Use Dm constraint.
4387 2019-04-09 Jakub Jelinek <jakub@redhat.com>
4389 PR translation/90011
4390 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
4392 * config/arm/freebsd.h (LINK_SPEC): Remove trailing space from -p
4394 * config/riscv/freebsd.h (LINK_SPEC): Likewise.
4395 * config/aarch64/aarch64-freebsd.h (FBSD_TARGET_LINK_SPEC): Likewise.
4396 * config/darwin.h (DRIVER_SELF_SPECS, ASM_FINAL_SPEC): Remove
4397 trailing space from -gsplit-dwarf diagnostics.
4399 PR tree-optimization/89998
4400 * gimple-ssa-sprintf.c (try_substitute_return_value): Use lhs type
4401 instead of integer_type_node if possible, don't add ranges if return
4402 type is not compatible with int.
4403 * gimple-fold.c (gimple_fold_builtin_sprintf,
4404 gimple_fold_builtin_snprintf): Use lhs type instead of hardcoded
4407 2019-04-09 Martin Liska <mliska@suse.cz>
4409 * Makefile.in: Use GENERATOR_CFLAGS for all generators.
4410 * doc/install.texi: Document the new config.
4412 2019-04-09 Richard Sandiford <richard.sandiford@arm.com>
4414 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Always
4415 use gimple_expr_type for load and store calls. Skip over the
4416 condition argument in a conditional internal function.
4417 Protect use of TREE_INT_CST_LOW.
4419 2019-04-09 Jakub Jelinek <jakub@redhat.com>
4422 * config/riscv/riscv.c (riscv_get_interrupt_type): Fix comment typo.
4423 (riscv_merge_decl_attributes): Fix typo in diagnostics. Remove
4424 trailing period from it too.
4426 2019-04-08 wu yuan <wuyuan5@huawei.com>
4428 * config/aarch64/aarch64-cores.def (tsv1100): Change scheduling model.
4429 * config/aarch64/aarch64.md : Add "tsv110.md"
4430 * config/aarch64/tsv110.md: New file.
4432 2019-04-08 Richard Biener <rguenther@suse.de>
4434 PR tree-optimization/90006
4435 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
4438 2019-04-08 Andrea Corallo <andrea.corallo@arm.com>
4441 * config/aarch64/cortex-a57-fma-steering.c (fma_forest): Prohibit copy
4443 (fma_root_node): Likewise.
4444 (func_fma_steering): Likewise.
4446 2019-04-08 Jakub Jelinek <jakub@redhat.com>
4448 PR rtl-optimization/89865
4449 * config/i386/i386.md: Add peepholes for z = x; x ^= y; x != z.
4451 PR rtl-optimization/89865
4452 * config/i386/i386.md
4453 (SWI12 peephole for mem {+,-,&,|,^}= x; mem != 0): Fix up operand
4454 numbers not to clash with the additional operands[4].
4455 (peepholes for mem {+,-,&,|,^}= x; mem != 0): New peephole2s
4456 with extra register copy in the middle.
4458 2019-04-08 Martin Liska <mliska@suse.cz>
4460 PR gcov-profile/89961
4461 * doc/gcov.texi: Document data_file.
4462 * gcov.c (generate_results): Add data_info into JSON output.
4464 2019-04-01 Bin Cheng <bin.cheng@linux.alibaba.com>
4466 PR tree-optimization/89725
4467 * tree-chrec.c (chrec_contains_symbols): New parameter. Handle outer
4468 loop's chrec as invariant symbol.
4469 * tree-chrec.h (chrec_contains_symbols): New parameter.
4470 * tree-data-ref.c (analyze_miv_subscript): Pass new argument.
4471 (build_classic_dist_vector_1, add_other_self_distances): Bypass access
4472 function of loops not in DDR's loop_nest.
4473 * tree-data-ref.h (index_in_loop_nest): Add unreachable check.
4475 2019-04-08 Chenghua Xu <paul.hua.gm@gmail.com>
4478 * config/mips/mips.opt (LOONGSON_EXT2): Use Var instead of
4481 2019-04-07 Uroš Bizjak <ubizjak@gmail.com>
4484 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
4485 Avoid calling gen_lowpart with SYMBOL_REF and LABEL_REF operand.
4487 2019-04-05 Joern Rennecke <joern.rennecke@embecosm.com>
4489 * sched-deps.c (sched_macro_fuse_insns): Check return value of
4490 targetm.fixed_condition_code_regs.
4492 2019-04-05 Richard Biener <rguenther@suse.de>
4496 * tree-cfgcleanup.c (remove_forwarder_block): Always move
4497 debug bind stmts but reset them if they are not valid at the
4500 2019-04-05 Martin Liska <mliska@suse.cz>
4502 PR translation/89936
4503 * collect-utils.c (collect_execute): Use %< and %>, or %qs in
4504 order to wrap keywords or arguments.
4505 * collect2.c (main): Likewise.
4506 (scan_prog_file): Likewise.
4507 (scan_libraries): Likewise.
4508 * common/config/riscv/riscv-common.c
4509 (riscv_subset_list::parsing_subset_version): Likewise.
4510 (riscv_subset_list::parse_std_ext): Likewise.
4511 * config/aarch64/aarch64.c (aarch64_override_options_internal):
4513 * config/arm/arm.c (arm_option_override): Likewise.
4514 * config/cris/cris.c (cris_print_operand): Likewise.
4515 * config/darwin-c.c (darwin_pragma_options): Likewise.
4516 (darwin_pragma_unused): Likewise.
4517 (darwin_pragma_ms_struct): Likewise.
4518 * config/ft32/ft32.c (ft32_print_operand): Likewise.
4519 * config/i386/i386.c (print_reg): Likewise.
4520 (ix86_print_operand): Likewise.
4521 * config/i386/xm-djgpp.h: Likewise.
4522 * config/iq2000/iq2000.c (iq2000_print_operand): Likewise.
4523 * config/m32c/m32c.c (m32c_option_override): Likewise.
4524 * config/msp430/msp430.c (msp430_option_override): Likewise.
4525 * config/nds32/nds32.c (nds32_option_override): Likewise.
4526 * config/nvptx/mkoffload.c (main): Likewise.
4527 * config/rx/rx.c (rx_print_operand): Likewise.
4528 (valid_psw_flag): Likewise.
4529 * config/vms/vms-c.c (vms_pragma_member_alignment): Likewise.
4530 (vms_pragma_nomember_alignment): Likewise.
4531 (vms_pragma_extern_model): Likewise.
4532 * lto-wrapper.c (compile_offload_image): Likewise.
4533 * omp-offload.c (oacc_parse_default_dims): Likewise.
4534 * symtab.c (symtab_node::verify_base): Likewise.
4535 * tlink.c (recompile_files): Likewise.
4536 (start_tweaking): Likewise.
4537 * tree-profile.c (parse_profile_filter): Likewise.
4539 2019-04-05 Richard Sandiford <richard.sandiford@arm.com>
4541 PR tree-optimization/89956
4542 * tree-ssa-math-opts.c (convert_mult_to_fma): Protect against
4543 multiple negates of the same value.
4545 2019-04-04 Martin Sebor <msebor@redhat.com>
4549 * builtins.c (expand_builtin_strnlen): Make sure wi::ltu_p operands
4550 have the same precision since the function crashes otherwise.
4551 * calls.c (maybe_warn_nonstring_arg): Avoid assuming strnlen() call
4552 has non-zero arguments.
4554 2019-04-04 Martin Sebor <msebor@redhat.com>
4557 * gimple-ssa-warn-restrict.c (builtin_access::builtin_access): Bail
4558 out if the number of arguments is less than expected.
4560 2019-04-04 Jeff Law <law@redhat.com>
4562 PR rtl-optimization/89399
4563 * ree.c (combine_set_extension): Use single_set rather than
4564 digging into PATTERN for items on the candidate list.
4565 (combine_reaching_defs): Likewise.
4567 2019-04-04 Richard Sandiford <richard.sandiford@arm.com>
4569 PR rtl-optimization/46590
4570 * loop-invariant.c (find_defs): Move df_remove_problem and
4571 df_process_deferred_rescans to move_invariants.
4572 Move df_live_add_problem and df_live_set_all_dirty calls
4574 (move_invariants): Likewise.
4575 (move_loop_invariants): Likewise, making the df_live calls
4576 conditional on -O. Remove the problem again if we added it
4579 2019-04-03 qing zhao <qing.zhao@oracle.com>
4581 PR tree-optimization/89730
4582 * ipa-inline.c (can_inline_edge_p): Delete the checking for
4583 -flive-patching=inline-only-static.
4584 (can_inline_edge_by_limits_p): Add the checking for
4585 -flive-patching=inline-only-static and grant always_inline
4586 even when -flive-patching=inline-only-static is specified.
4588 2019-04-03 Jeff Law <law@redhat.com>
4590 PR rtl-optimization/81025
4591 * reorg.c (skip_consecutive_labels): Do not skip past a BARRIER.
4593 2019-04-03 Richard Biener <rguenther@suse.de>
4595 PR tree-optimization/84101
4596 * tree-vect-stmts.c: Include explow.h for hard_function_value,
4597 regs.h for hard_regno_nregs.
4598 (cfun_returns): New helper.
4599 (vect_model_store_cost): When vectorizing a store to a decl
4600 we return and the function ABI returns in a multi-reg location
4601 account for the possible spilling that will happen.
4603 2019-04-03 Andreas Krebbel <krebbel@linux.ibm.com>
4605 * config/s390/s390.c (s390_legitimate_address_p): Reject long
4606 displacement addresses for vector mode operands.
4608 2019-04-03 Claudiu Zissulescu <claziss@synopsys.com>
4610 * config/arc/arc.c (GMASK_LEN): Define.
4611 (arc_restore_callee_saves): Restore first blink when
4614 2019-04-03 Sudakshina Das <sudi.das@arm.com>
4616 * doc/extend.texi: Add deprecated comment on sign-return-address
4617 function attribute and add mbranch-protection.
4618 * doc/invoke.texi: Add bti to the options for mbranch-protection.
4620 2019-04-03 Richard Biener <rguenther@suse.de>
4623 * lto-wrapper.c (run_gcc): Avoid implicit rules making
4624 the all target phony.
4626 2019-04-02 Uroš Bizjak <ubizjak@gmail.com>
4630 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
4631 Return false for variable DImode shifts.
4632 (dimode_scalar_chain::compute_convert_gain): Do not handle
4633 register count operand in variable DImode shifts.
4634 (dimode_scalar_chain::make_vector_copies): Remove support to copy
4635 count argument of a variable shift instruction to a vector register.
4636 (dimode_scalar_chain::convert_reg): Remove support to convert
4637 count argument of a variable shift instruction.
4639 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
4641 PR rtl-optimization/84206
4642 * sel-sched-ir.h (get_all_loop_exits): Avoid the outer loop when
4643 iterating over loop headers.
4645 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
4647 PR rtl-optimization/85876
4648 * sel-sched.c (code_motion_path_driver): Avoid unwinding first_insn
4649 beyond the original fence.
4651 2019-04-02 Ulrich Weigand <uweigand@de.ibm.com>
4653 * config.gcc: Mark spu* targets as deprecated/obsolete.
4655 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4657 * config/s390/s390-builtin-types.def: New builtin function type
4658 definitions. Remove unused types.
4659 * config/s390/s390-builtins.def (s390_vcdgb, s390_vcdlgb)
4660 (s390_vcgdb, s390_vclgdb): Remove low-level builtin definitions.
4661 (s390_vec_float, s390_vec_signed, s390_vec_unsigned): New
4662 overloaded builtins.
4663 (s390_vcefb, s390_vcdgb, s390_vcelfb, s390_vcdlgb, s390_vcfeb)
4664 (s390_vcgdb, s390_vclfeb, s390_vclgdb): New low-level builtins.
4665 * config/s390/vecintrin.h (vec_float): New builtin macro definition.
4666 (vec_double, vec_signed, vec_unsigned): Define to use the new
4667 overloaded builtins.
4668 * config/s390/vx-builtins.md ("vec_double_s64", "vec_double_u64"):
4671 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4673 * config/s390/s390-builtin-types.def: New builtin function type
4675 * config/s390/s390-builtins.def (s390_vec_search_string_cc)
4676 (s390_vec_search_string_until_zero_cc): New overloaded builtins.
4677 (s390_vstrsb, s390_vstrsh, s390_vstrsf, s390_vstrszb)
4678 (s390_vstrszh, s390_vstrszf): New low-level builtins.
4679 * config/s390/s390.md (UNSPEC_VEC_VSTRS, UNSPEC_VEC_VSTRSCC): New
4680 constant definitions.
4681 * config/s390/vecintrin.h (vec_search_string_cc)
4682 (vec_search_string_until_zero_cc): New builtin name definitions.
4683 * config/s390/vx-builtins.md ("vstrs<mode>", "vstrsz<mode>"): New
4685 ("vec_vstrs<mode>"): New insn definition.
4687 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4689 * config/s390/s390-builtin-types.def: Add new builtin function
4691 * config/s390/s390-builtins.def (s390_vec_sldb, s390_vec_srdb):
4692 New overloaded builtins.
4693 (s390_vec_sldb, s390_vec_srdb): New low-level builtins. and
4695 * config/s390/s390.md (UNSPEC_VEC_SLDB): Rename to ...
4696 (UNSPEC_VEC_SLDBYTE): ... this.
4697 (UNSPEC_VEC_SLDBIT, UNSPEC_VEC_SRDBIT): New constant definitions.
4698 * config/s390/vecintrin.h (vec_sldb, vec_srdb): New builtin name
4700 * config/s390/vx-builtins.md ("vec_sld<mode>", "vec_sldw<mode>"):
4701 Rename UNSPEC_VEC_SLDB to UNSPEC_VEC_SLDBYTE.
4702 ("vec_sldb<mode>", "vec_srdb<mode>"): New insn definitions.
4704 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4706 ("*vec_splats_bswap_vec<mode>", "*vec_splats_bswap_elem<mode>"):
4707 New insn definition.
4708 * config/s390/vx-builtins.md (V_HW_HSD): Move to ...
4709 * config/s390/vector.md (V_HW_HSD): ... here.
4711 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4713 * config/s390/vecintrin.h: Map vec_vster low-level builtins to vec_vler.
4714 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>")
4715 ("*vec_set_bswap_elem<mode>", "*vec_set_bswap_vec<mode>")
4716 ("*vec_extract_bswap_vec<mode>", "*vec_extract_bswap_elem<mode>"):
4717 New insn definitions.
4719 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4721 * config/s390/s390-builtin-types.def: Add new builtin function type.
4722 * config/s390/s390-builtins.def: Add overloaded builtin
4723 s390_vec_reve and low-level builtins for s390_vler and s390_vster.
4724 * config/s390/s390.md (UNSPEC_VEC_ELTSWAP): New constant definition.
4725 * config/s390/vecintrin.h (vec_reve): New builtin name definition.
4726 * config/s390/vx-builtins.md (V_HW_HSD): New mode iterator.
4727 ("eltswap<mode>"): New expander.
4728 ("*eltswapv16qi", "*eltswap<mode>", "*eltswap<mode>_emu"): New
4731 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4733 * config/s390/s390-builtin-types.def: Add new builtin function types.
4734 * config/s390/s390-builtins.def: Add overloaded builtin
4735 s390_vec_revb. Add low-level builtins for vlbr and vstbr
4737 * config/s390/vecintrin.h (vec_revb): New builtin name definition.
4738 * config/s390/vector.md (VT_HW_HSDT): New mode iterator.
4739 ("bswap<mode>"): New expander.
4740 ("*bswap<mode>", "*bswap<mode>_emu"): New insn definitions.
4742 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4744 * config/s390/s390-builtins.def (B_VXE2): New builtin flag definition.
4745 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Increment
4746 vector builtin version number in __VEC__.
4748 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4750 * config/s390/s390.md (VX_CONV_BFP, VX_CONV_INT): New mode
4752 (SFSI): New mode attribute.
4753 ("*fixuns_truncdfdi2_vx", "*fix_truncdfdi2_bfp_z13")
4754 ("*floatunsdidf2_z13", ): Add support for 32 bit conversions and
4756 ("*fixuns_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_z13")
4757 ("*fix_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_bfp_z13")
4758 ("*floatuns<VX_CONV_INT:mode><VX_CONV_BFP:mode>2_z13"): ... these.
4759 ("floatsi<mode>2"): Add wcefb instruction.
4761 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4763 * config/s390/s390.md ("xde"): Extend mode attribute to vector types.
4764 * config/s390/vector.md (VX_VEC_CONV_BFP, VX_VEC_CONV_INT): New
4766 ("floatv2div2df2", "floatunsv2div2df2", "fix_truncv2dfv2di2")
4767 ("fixuns_truncv2dfv2di2"): Enhance with mode iterator to also
4768 support 32 bit fp-int conversions. Rename to ...
4769 ("float<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
4770 ("floatuns<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
4771 ("fix_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2")
4772 ("fixuns_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2"):
4775 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4777 * config/s390/s390.c (s390_rtx_costs): Do not add extra costs for
4778 if-then-else constructs if we can use the select instruction.
4779 * config/s390/s390.md ("*mov<mode>cc"): Add the new instructions.
4781 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4783 * config/s390/s390.md ("*popcountdi_arch13_cc")
4784 ("*popcountdi_arch13_cconly", "*popcountdi_arch13"): New insn
4786 ("*popcount<mode>", "popcountdi2", "popcountsi2", "popcounthi2"):
4787 Append _z196 to make it ...
4788 ("*popcount<mode>_z196", "popcountdi2_z196", "popcountsi2_z196")
4789 ("popcounthi2_z196"): ... this.
4790 ("popcountdi2_z196"): Remove TARGET_64BIT from the insn condition.
4791 ("popcountdi2", "popcountsi2", "popcounthi2"): New expanders.
4793 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4795 * config/s390/s390.c (s390_canonicalize_comparison): Convert
4796 certain compares for arch13 in order to make use of the condition
4797 code result produced by the new instructions.
4798 (s390_rtx_costs): Adjust the costs for nnrk, nngrk, nork, nogrk,
4799 nxrk, and nxgrk instruction patterns.
4800 * config/s390/s390.md (ANDOR, bitops_name, inv_bitops_name)
4801 (inv_no): Add new code iterator together with some attributes.
4802 ("*andc_split_<mode>"): Disable splitter for arch13.
4803 ("*<ANDOR:bitops_name>c<GPR:mode>_cc")
4804 ("*<ANDOR:bitops_name>c<GPR:mode>_cconly")
4805 ("*<ANDOR:bitops_name>c<GPR:mode>")
4806 ("*n<ANDOR:inv_bitops_name><GPR:mode>_cc")
4807 ("*n<ANDOR:inv_bitops_name><mode>_cconly")
4808 ("*n<ANDOR:inv_bitops_name><mode>", "*nxor<GPR:mode>_cc")
4809 ("*nxor<mode>_cconly", "*nxor<mode>"): New insn definitions.
4811 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4813 * common/config/s390/s390-common.c (processor_flags_table): New
4815 * config.gcc: Support arch13 with the --with-arch= configure flag.
4816 * config/s390/driver-native.c (s390_host_detect_local_cpu):
4817 * config/s390/s390-opts.h (enum processor_type): Add PROCESSOR_ARCH13.
4818 * config/s390/s390.c (s390_get_sched_attrmask)
4819 (s390_get_unit_mask): Add PROCESSOR_ARCH13.
4820 * config/s390/s390.h (enum processor_flags): Add PF_VXE2 and PF_ARCH13.
4821 * config/s390/s390.md (TARGET_CPU_ARCH13, TARGET_CPU_ARCH13_P)
4822 (TARGET_CPU_VXE2, TARGET_CPU_VXE2_P, TARGET_ARCH13)
4823 (TARGET_ARCH13_P, TARGET_VXE2, TARGET_VXE2_P): New macro
4825 * config/s390/s390.opt: Support arch13 as processor type in
4826 command line options.
4828 2019-04-02 Martin Liska <mliska@suse.cz>
4830 PR translation/89912
4831 * params.def (PARAM_GRAPHITE_MAX_ARRAYS_PER_SCOP):
4832 Fix param description of graphite-max-arrays-per-scop.
4834 2019-04-02 Eric Botcazou <ebotcazou@adacore.com>
4836 * config/sparc/linux64.h (ASAN_REJECT_SPEC): New macro.
4837 (ASAN_CC1_SPEC): Use it in 64-bit mode.
4838 * config/sparc/sol2.h (ASAN_REJECT_SPEC): Remove superfluous colon.
4840 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
4842 PR rtl-optimization/85412
4843 * sel-sched.c (sel_sched_region): Assign reset_sched_cycles_p before
4844 sel_sched_region_1, not after.
4846 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
4848 PR rtl-optimization/86928
4849 * sel-sched-ir.c (sel_redirect_edge_and_branch_force): Invoke
4850 compute_live if necessary.
4851 (sel_redirect_edge_and_branch): Likewise.
4853 2019-04-01 Vladimir Makarov <vmakarov@redhat.com>
4855 PR rtl-optimization/89865
4856 * ira-costs.c (process_bb_node_for_hard_reg_moves): Skip hard
4857 register if it is a part of small class.
4859 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
4861 PR rtl-optimization/87273
4862 * sel-sched-ir.c (merge_fences): Remove assert.
4864 2019-04-01 Richard Biener <rguenther@suse.de>
4866 PR tree-optimization/46590
4867 * domwalk.h (dom_walker::dom_walker): Consolidate constructors.
4868 (dom_walker::m_reachability): Add in place of...
4869 (dom_walker::m_skip_unreachable_blocks): ...this.
4870 * domwalk.c (dom_walker::dom_walker): Consoliate constructors.
4871 Move complex initialization ...
4872 (dom_walker::walk): Here. Especially compute m_bb_to_rpo
4873 lazily and initialize edge flags on each invocation.
4874 (dom_walker::bb_reachable): Use m_reachability.
4876 2019-04-01 Martin Liska <mliska@suse.cz>
4879 * opt-suggestions.c (option_proposer::build_option_suggestions):
4880 Add variant without any argument in order to provide better
4883 2019-04-01 Richard Biener <rguenther@suse.de>
4886 * gimple.c: Include langhooks.h.
4887 (gimple_get_alias_set): Treat enumeral types as the underlying
4890 2019-03-29 Kugan Vivekanandarajah <kuganv@linaro.org>
4891 Eric Botcazou <ebotcazou@adacore.com>
4893 PR rtl-optimization/89862
4894 * rtl.h (word_register_operation_p): Exclude CONST_INT from operations
4895 that operates on the full registers for WORD_REGISTER_OPERATIONS
4898 2019-03-29 Jim Wilson <jimw@sifive.com>
4900 * common/config/riscv/riscv-common.c (riscv_parse_arch_string):
4901 Clear MASK_RVC and then set if C subset supported.
4903 2019-03-29 Jakub Jelinek <jakub@redhat.com>
4906 * gimplify.c (gimplify_compound_literal_expr): Don't optimize a
4907 non-addressable complit into its initializer if it is volatile.
4909 2019-03-29 Roman Zhuykov <zhroma@ispras.ru>
4911 * opts-common.c (integral_argument): Set errno properly in one case.
4913 2019-03-29 Martin Liska <mliska@suse.cz>
4915 * doc/invoke.texi: Remove -Wchkp from documentation.
4917 2019-03-29 Martin Liska <mliska@suse.cz>
4919 * dbgcnt.c (print_limit_reach): New function.
4922 2019-03-29 Martin Liska <mliska@suse.cz>
4924 * dbgcnt.c (dbg_cnt_process_single_pair): Fix GNU coding style.
4925 (dbg_cnt_process_opt): Parse first tokens aas
4926 dbg_cnt_process_single_pair is also using strtok.
4928 2019-03-29 Jakub Jelinek <jakub@redhat.com>
4930 PR rtl-optimization/87485
4931 * function.c (expand_function_end): Move stack_protect_epilogue
4932 before loading of return value into hard register(s).
4934 2019-03-28 Jakub Jelinek <jakub@redhat.com>
4937 * tree-inline.h (struct copy_body_data): Add
4938 dont_remap_vla_if_no_change flag.
4939 * tree-inline.c (remap_type_3, remap_type_2): New functions.
4940 (remap_type): Don't remap vla types if id->dont_remap_vla_if_no_change
4941 and remap_type_2 returns false.
4942 * omp-low.c (new_omp_context): Set ctx->cb.dont_remap_vla_if_no_change.
4943 Move ctx->cb.adjust_array_error_bounds setting to the outermost ctx
4944 only from where it is copied to nested contexts.
4946 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
4949 * config/i386/i386.md (RMW operation with LEA peephole):
4950 Use LEAMODE mode attribute instead of SWI mode iterator for
4953 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
4956 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
4957 Also process XEXP (src, 0) of a shift insn.
4959 2019-03-28 David Malcolm <dmalcolm@redhat.com>
4962 * optinfo-emit-json.cc (optrecord_json_writer::optinfo_to_json):
4963 Use DECL_ASSEMBLER_NAME rather than get_fnname_from_decl.
4965 2019-03-28 Jakub Jelinek <jakub@redhat.com>
4967 * regcprop.c (copyprop_hardreg_forward_1): Remove redundant INSN_P
4969 (cprop_hardreg_bb, cprop_hardreg_debug): New functions.
4970 (pass_cprop_hardreg::execute): Use those. Don't repeat bb processing
4971 immediately after first one with df_analyze in between, but rather
4972 process all bbs, queueing ones that need second pass in a worklist,
4973 df_analyze, process queued debug insn changes and if second pass is
4974 needed, process bbs from worklist, df_analyze, process queued debug
4977 * rtl.h (NONDEBUG_INSN_P): Define as NONJUMP_INSN_P or JUMP_P
4978 or CALL_P instead of INSN_P && !DEBUG_INSN_P.
4979 (INSN_P): Define using NONDEBUG_INSN_P or DEBUG_INSN_P.
4981 2019-03-28 Jonathan Wakely <jwakely@redhat.com>
4984 * gengtype.h (create_nested_ptr_option): Fix parameter names to match
4987 2019-03-27 Mateusz B <mateuszb@poczta.onet.pl>
4990 * config/i386/i386.c (ix86_function_value_1): Call the newly added
4991 function for 32-bit MS_ABI.
4992 (function_value_ms_32): New function.
4994 2019-03-27 Andrew Stubbs <ams@codesourcery.com>
4996 * config/gcn/gcn.md (CC_SAVE_REG): New constant.
4997 (movdi): Call gen_movdi_symbol_save_scc.
4998 (gen_movdi_symbol_save_scc): New insn and split.
5000 2019-03-27 Peter Bergner <bergner@linux.ibm.com>
5002 PR rtl-optimization/89313
5003 * function.c (matching_constraint_num): New static function.
5004 (match_asm_constraints_1): Use it. Fixup white space and comment.
5005 Don't replace inputs with non-matching constraints which conflict
5006 with early clobber outputs.
5008 2019-03-27 Jeff Law <law@redhat.com>
5011 PR rtl-optimization/87761
5012 PR rtl-optimization/89826
5013 * regcprop.c (copyprop_hardreg_forward_1): Move may_trap_p test
5015 (pass_cprop_hardreg::execute): Call df_analyze after adding the
5016 note problem to get REG_DEAD/REG_UNUSED notes updated.
5018 2019-03-27 Richard Biener <rguenther@suse.de>
5020 PR tree-optimization/89463
5021 * tree-ssa-dce.c (remove_dead_stmt): Take output vector to
5022 queue edges to remove.
5023 (eliminate_unnecessary_stmts): Remove dead PHIs alongside
5024 dead stmts. Delay edge removal until PHIs are removed to
5025 make debug-stmt creation not confused by seemingly degenerate
5028 2019-03-27 Alan Modra <amodra@gmail.com>
5030 * config/rs6000/rs6000.h: Rename NON_SPECIAL_REGS to GEN_OR_FLOAT_REGS
5032 * config/rs6000/darwin.h: Likewise.
5033 * config/rs6000/rs6000.c: Likewise.
5035 2019-03-27 Alan Modra <amodra@gmail.com>
5037 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Always
5038 assign rs6000_hard_regno_mode_ok_p[m][r]. Formatting.
5040 2019-03-26 Andrew Waterman <andrew@sifive.com>
5041 Jim Wilson <jimw@sifive.com>
5043 * config/riscv/generic.md (generic_alu, generic_load, generic_store)
5044 (generic_xfer, generic_branch, generic_imul, generic_idivsi)
5045 (generic_idivdi, generic_fmul_single, generic_fmul_double)
5046 (generic_fdiv, generic_fsqrt): Add check for generic tune.
5047 (generic_alu): Add auipc to type list.
5048 * config/riscv/riscv-opts.h (enum riscv_microarchitecture_type): New.
5049 (riscv_microarchitecture): Declare.
5050 * config/riscv/riscv-protos.h (riscv_store_data_bypass_p): Declare.
5051 * config/riscv/riscv.c (struct riscv_cpu_info): Add microarchitecture
5053 (riscv_microarchitecture): New.
5054 (sifive_7_tune_info): New.
5055 (riscv_cpu_info_table): Add microarchitecture value for rocket and
5056 size. Add sifive-3-series, sifive-5-series, and sifive-7-series
5058 (riscv_store_data_bypass_p): New.
5059 (riscv_option_override): Set riscv_microarchitecture from
5060 cpu->microarchitecture.
5061 * config/riscv/riscv.md: Include sifive-7.md.
5064 (auipc<mode>): Change type to auipc.
5065 (restore_stack_nonlocal): New.
5066 * config/riscv/sifive-7.md: New.
5067 * doc/invoke.texi (RISC-V Options): Update mtune docs.
5069 2019-03-26 Uroš Bizjak <ubizjak@gmail.com>
5072 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
5073 Also process XEXP (src, 0) of a shift insn.
5075 2019-03-26 Richard Biener <rguenther@suse.de>
5077 * tree-inline.c (remap_gimple_stmt): Cache gimple_block.
5078 (copy_debug_stmt): Likewise.
5079 (expand_call_inline): Likewise.
5080 (copy_bb): Avoid redundant lookup & set of gimple_block.
5081 * gimple-low.c (lower_gimple_return): Likewise.
5082 (lower_builtin_setjmp): Likewise.
5084 2019-03-26 Jakub Jelinek <jakub@redhat.com>
5086 * hash-table.h (hash_table::m_gather_mem_stats): If GATHER_STATISTICS
5087 is constant 0, turn into static const data member initialized to false.
5088 (hash_table::hash_table): Only initialize m_gather_mem_stats #if
5089 GATHER_STATISTICS. Add ATTRIBUTE_UNUSED to gather_mem_stats param.
5091 2019-03-26 Jason Merrill <jason@redhat.com>
5092 Jakub Jelinek <jakub@redhat.com>
5094 * mem-stats.h (mem_alloc_description::unregister_descriptor): New
5096 (mem_alloc_description::release_object_overhead): Fix comment typos.
5097 * hash-table.h (hash_table::~hash_table): Call
5098 release_instance_overhead only if m_entries is non-NULL, otherwise
5099 call unregister_descriptor.
5101 2019-03-26 Bin Cheng <bin.cheng@linux.alibaba.com>
5103 PR tree-optimization/81740
5104 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
5105 In case of outer loop vectorization, check for backward dependence
5106 at the inner loop if outer loop dependence is reversed.
5108 2019-03-26 Alan Modra <amodra@gmail.com>
5110 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Correct
5111 rs6000_vector_mem init. Correct wI and wJ comment.
5113 2019-03-25 Alexander Monakov <amonakov@ispras.ru>
5115 PR rtl-optimization/88347
5116 PR rtl-optimization/88423
5117 * sched-deps.c (sched_analyze_insn): Take into account that for
5118 tablejumps the barrier appears after a label and a jump_table_data.
5120 2019-03-25 Martin Sebor <msebor@redhat.com>
5123 * c-common.c (check_user_alignment): Rename local. Correct maximum
5124 alignment in diagnostic. Avoid assuming argument fits in SHWI,
5125 convert it to UHWI when it fits.
5127 2019-03-25 Johan Karlsson <johan.karlsson@enea.com>
5130 * dwarf2out.c (premark_used_variables): New function.
5131 (prune_unused_types_walk): Do not mark not premarked external
5133 (prune_unused_types): Call premark_used_variables.
5135 2019-03-25 Vladimir Makarov <vmakarov@redhat.com>
5137 PR rtl-optimization/89676
5138 * lra-constraints.c (curr_insn_transform): Do match reload for
5139 early clobbers when the match was successful only for different
5142 2019-03-25 Martin Sebor <msebor@redhat.com>
5144 * doc/extend.texi (Common Type Attributes): Document vector_size.
5145 (Common Variable Attributes): Mention size constraint. Correct
5147 (Vector Extensions): Use @dfn when defining bas type. Clarify
5148 base type and size constraints.
5150 2019-03-25 Richard Biener <rguenther@suse.de>
5152 PR tree-optimization/89789
5153 * tree-ssa-sccvn.c (set_ssa_val_to): Do not allow lattice
5154 changes from non-undefined back to undefined.
5156 2019-03-25 Thomas Otto <thomas.otto@pdv-fs.de>
5158 * dwarf2out.c (comp_dir_string): cached_wd could be set to both a
5159 heap string and a gc string, but since this variable is unknown to
5160 ggc the gc string might get reused and corrupted. Fixed by always
5161 using a heap string.
5163 2019-03-25 Richard Biener <rguenther@suse.de>
5165 PR tree-optimization/89779
5166 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Return
5167 to remove IV defs, delay actual removal.
5168 (tree_ssa_iv_optimize_loop): Likewise. Avoid SCEV reset.
5169 (tree_ssa_iv_optimize): Remove eliminated IV defs at the
5170 very end, properly also reset loop control IV information.
5172 2019-03-25 Richard Biener <rguenther@suse.de>
5174 PR tree-optimization/89802
5175 * tree-ssa-math-opts.c (convert_mult_to_fma_1): Properly
5176 move EH data to folded stmt.
5178 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
5180 * config/s390/s390-builtin-types.def: Remove few unused types and
5181 fix sort order for others.
5183 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
5185 * config/s390/s390-c.c (s390_fn_types_compatible): Print the
5186 expected and found types with -mdebug during builtin matching.
5188 2019-03-25 Richard Biener <rguenther@suse.de>
5191 * fold-const.c (operand_equal_p): Revert last change with
5194 2019-03-24 Segher Boessenkool <segher@kernel.crashing.org>
5196 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add REG_EQUAL
5197 notes for the result of the __tls_get_addr calls.
5198 * config/rs6000/rs6000.md (unspec UNSPEC_TLS_GET_ADDR): New.
5200 2019-03-24 Jeff Law <law@redhat.com>
5202 * config/bfin/bfin.md (movpdi): Fix length for alternative 1.
5204 PR rtl-optimization/87761
5205 * regcprop.c (copyprop_hardreg_forward_1): Check may_trap_p on SET,
5206 not INSN. Also check RTX_FRAME_RELATED_P. Queue insns for DF rescan
5208 (pass_cprop_hardreg::execute): Add df note problem and defer insn
5209 rescans. Reprocess blocks as needed, calling df_analyze before
5210 reprocessing. Always call df_analyze before fixing up debug bind
5213 2019-03-23 Segher Boessenkool <segher@kernel.crashing.org>
5215 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Implement for 32-bit
5218 2019-03-22 Andrew Pinski <apinski@marvell.com>
5220 * config/aarch64/aarch64.md (zero_extendsidi2_aarch64): Fix type
5221 attrribute for uxtw.
5223 2019-03-26 Jeff Law <law@redhat.com>
5225 PR rtl-optimization/87761
5226 * config/mips/mips-protos.h (mips_split_move): Add new argument.
5227 (mips_emit_move_or_split): Pass NULL for INSN into mips_split_move.
5228 (mips_split_move): Accept new INSN argument. Try to forward SRC
5229 into the next instruction.
5230 (mips_split_move_insn): Pass INSN through to mips_split_move.
5232 2019-03-22 Vladimir Makarov <vmakarov@redhat.com>
5234 PR rtl-optimization/89676
5235 * lra-constraints.c (curr_insn_transform): Do match reload for
5236 early clobbers even if the match was successful.
5238 2019-03-22 Jakub Jelinek <jakub@redhat.com>
5241 * doc/invoke.texi (-fconstexpr-ops-limit=): Document.
5243 2019-03-22 Bill Schmidt <wschmidt@linux.ibm.com>
5245 * config/rs6000/mmintrin.h (_mm_sub_pi32): Fix typo.
5247 2019-03-22 Jakub Jelinek <jakub@redhat.com>
5249 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>,
5250 <avx512>_fmsub_<mode>_mask3<round_name>,
5251 <avx512>_fnmadd_<mode>_mask3<round_name>,
5252 <avx512>_fnmsub_<mode>_mask3<round_name>,
5253 avx512f_vmfmadd_<mode>_mask3<round_name>,
5254 avx512f_vmfmsub_<mode>_mask3<round_name>,
5255 *avx512f_vmfnmadd_<mode>_mask3<round_name>): Use <round_nimm_predicate>
5256 instead of register_operand and %v instead of v for match_operand 1.
5257 (avx512f_vmfnmsub_<mode>_mask3<round_name>): Rename to ...
5258 (*avx512f_vmfnmsub_<mode>_mask3<round_name>): ... this. Use
5259 <round_nimm_predicate> instead of register_operand and %v instead of v
5260 for match_operand 1.
5262 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask<round_name>,
5263 <avx512>_fmadd_<mode>_mask3<round_name>,
5264 <avx512>_fmsub_<mode>_mask<round_name>,
5265 <avx512>_fmsub_<mode>_mask3<round_name>,
5266 <avx512>_fnmadd_<mode>_mask<round_name>,
5267 <avx512>_fnmadd_<mode>_mask3<round_name>,
5268 <avx512>_fnmsub_<mode>_mask<round_name>,
5269 <avx512>_fnmsub_<mode>_mask3<round_name>,
5270 <avx512>_fmaddsub_<mode>_mask<round_name>,
5271 <avx512>_fmaddsub_<mode>_mask3<round_name>,
5272 <avx512>_fmsubadd_<mode>_mask<round_name>,
5273 <avx512>_fmsubadd_<mode>_mask3<round_name>): Use
5274 <round_nimm_predicate> instead of nonimmediate_operand.
5275 (fmai_vmfmadd_<mode><round_name>, fmai_vmfmsub_<mode><round_name>,
5276 fmai_vmfnmadd_<mode><round_name>, fmai_vmfnmsub_<mode><round_name>):
5277 Use register_operand instead of <round_nimm_predicate> for the
5278 operand that needs to match output.
5279 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>,
5280 *fmai_fnmadd_<mode><round_name>, *fmai_fnmsub_<mode><round_name>):
5281 Likewise. Formatting fixes.
5284 * config/i386/i386.c (enum ix86_builtins): Remove
5285 IX86_BUILTIN_VFMSUBSD3_MASK3 and IX86_BUILTIN_VFMSUBSS3_MASK3.
5286 * config/i386/i386-builtin.def (__builtin_ia32_vfmaddsd3_mask,
5287 __builtin_ia32_vfmaddsd3_mask3, __builtin_ia32_vfmaddsd3_maskz,
5288 __builtin_ia32_vfmsubsd3_mask3, __builtin_ia32_vfmaddss3_mask,
5289 __builtin_ia32_vfmaddss3_mask3, __builtin_ia32_vfmaddss3_maskz,
5290 __builtin_ia32_vfmsubss3_mask3): New builtins.
5291 * config/i386/sse.md (avx512f_vmfmadd_<mode>_mask<round_name>,
5292 avx512f_vmfmadd_<mode>_mask3<round_name>,
5293 avx512f_vmfmadd_<mode>_maskz_1<round_name>,
5294 *avx512f_vmfmsub_<mode>_mask<round_name>,
5295 avx512f_vmfmsub_<mode>_mask3<round_name>,
5296 *avx512f_vmfmasub_<mode>_maskz_1<round_name>,
5297 *avx512f_vmfnmadd_<mode>_mask<round_name>,
5298 *avx512f_vmfnmadd_<mode>_mask3<round_name>,
5299 *avx512f_vmfnmadd_<mode>_maskz_1<round_name>,
5300 *avx512f_vmfnmsub_<mode>_mask<round_name>,
5301 avx512f_vmfnmsub_<mode>_mask3<round_name>,
5302 *avx512f_vmfnmsub_<mode>_maskz_1<round_name>): New define_insns.
5303 (avx512f_vmfmadd_<mode>_maskz<round_expand_name>): New define_expand.
5304 * config/i386/avx512fintrin.h (_mm_mask_fmadd_sd, _mm_mask_fmadd_ss,
5305 _mm_mask3_fmadd_sd, _mm_mask3_fmadd_ss, _mm_maskz_fmadd_sd,
5306 _mm_maskz_fmadd_ss, _mm_mask_fmsub_sd, _mm_mask_fmsub_ss,
5307 _mm_mask3_fmsub_sd, _mm_mask3_fmsub_ss, _mm_maskz_fmsub_sd,
5308 _mm_maskz_fmsub_ss, _mm_mask_fnmadd_sd, _mm_mask_fnmadd_ss,
5309 _mm_mask3_fnmadd_sd, _mm_mask3_fnmadd_ss, _mm_maskz_fnmadd_sd,
5310 _mm_maskz_fnmadd_ss, _mm_mask_fnmsub_sd, _mm_mask_fnmsub_ss,
5311 _mm_mask3_fnmsub_sd, _mm_mask3_fnmsub_ss, _mm_maskz_fnmsub_sd,
5312 _mm_maskz_fnmsub_ss, _mm_mask_fmadd_round_sd, _mm_mask_fmadd_round_ss,
5313 _mm_mask3_fmadd_round_sd, _mm_mask3_fmadd_round_ss,
5314 _mm_maskz_fmadd_round_sd, _mm_maskz_fmadd_round_ss,
5315 _mm_mask_fmsub_round_sd, _mm_mask_fmsub_round_ss,
5316 _mm_mask3_fmsub_round_sd, _mm_mask3_fmsub_round_ss,
5317 _mm_maskz_fmsub_round_sd, _mm_maskz_fmsub_round_ss,
5318 _mm_mask_fnmadd_round_sd, _mm_mask_fnmadd_round_ss,
5319 _mm_mask3_fnmadd_round_sd, _mm_mask3_fnmadd_round_ss,
5320 _mm_maskz_fnmadd_round_sd, _mm_maskz_fnmadd_round_ss,
5321 _mm_mask_fnmsub_round_sd, _mm_mask_fnmsub_round_ss,
5322 _mm_mask3_fnmsub_round_sd, _mm_mask3_fnmsub_round_ss,
5323 _mm_maskz_fnmsub_round_sd, _mm_maskz_fnmsub_round_ss): New intrinsics.
5325 2019-03-21 Martin Sebor <msebor@redhat.com>
5327 PR tree-optimization/89350
5328 * builtins.c (compute_objsize): Also ignore offsets whose upper
5330 * gimple-ssa-warn-restrict.c (builtin_memref): Add new member.
5331 (builtin_memref::builtin_memref): Initialize new member.
5332 Allow EXPR to be null.
5333 (builtin_memref::extend_offset_range): Replace local with a member.
5334 Avoid assuming pointer offsets are unsigned.
5335 (builtin_memref::set_base_and_offset): Determine base object
5336 before computing offset range.
5337 (builtin_access::builtin_access): Handle memset.
5338 (builtin_access::generic_overlap): Replace local with a member.
5339 (builtin_access::strcat_overlap): Same.
5340 (builtin_access::overlap): Same.
5341 (maybe_diag_overlap): Same.
5342 (maybe_diag_access_bounds): Same.
5343 (wrestrict_dom_walker::check_call): Handle memset.
5344 (check_bounds_or_overlap): Same.
5346 2019-03-21 Jan Hubicka <hubicka@ucw.cz>
5347 Jakub Jelinek <jakub@redhat.com>
5350 * tree.c (fld_type_variant, fld_incomplete_type_of,
5351 fld_process_array_type): Call fld->pset.add and don't call
5352 add_tree_to_fld_list if it returns true.
5353 (free_lang_data_in_type): Similarly with self-recursive call. Purge
5354 non-marked types from TYPE_NEXT_VARIANT list.
5355 (find_decls_types_r): Call fld_worklist_push for TYPE_CANONICAL (t).
5357 2019-03-21 Jakub Jelinek <jakub@redhat.com>
5359 * hash-table.h (hash_table): Add Lazy template parameter defaulted
5360 to false, if true, don't alloc_entries during construction, but defer
5361 it to the first method that needs m_entries allocated.
5362 (hash_table::hash_table, hash_table::~hash_table,
5363 hash_table::alloc_entries, hash_table::find_empty_slot_for_expand,
5364 hash_table::too_empty_p, hash_table::expand, hash_table::empty_slow,
5365 hash_table::clear_slot, hash_table::traverse_noresize,
5366 hash_table::traverse, hash_table::iterator::slide): Adjust all methods.
5367 * hash-set.h (hash_set): Add Lazy template parameter defaulted to
5369 (hash_set::contains): If Lazy is true, use find_slot_with_hash with
5370 NO_INSERT instead of find_with_hash.
5371 (hash_set::traverse, hash_set::iterator, hash_set::iterator::m_iter,
5372 hash_set::m_table): Add Lazy to template params of hash_table.
5373 (gt_ggc_mx, gt_pch_nx): Use false as Lazy in hash_set template param.
5374 * attribs.c (test_attribute_exclusions): Likewise.
5375 * hash-set-tests.c (test_set_of_strings): Add iterator tests for
5376 hash_set. Add tests for hash_set with Lazy = true.
5378 2019-03-21 Richard Biener <rguenther@suse.de>
5380 PR tree-optimization/89779
5381 * tree.c (tree_nop_conversion): Consolidate and fix defensive
5382 checks with respect to released SSA names now having error_mark_node
5384 * fold-const.c (operand_equal_p): Likewise.
5386 2019-03-20 Andreas Krebbel <krebbel@linux.ibm.com>
5389 * config/s390/s390.c (global_not_special_regno_p): Move to make it
5391 (s390_optimize_register_info): Use global_not_special_regno_p to
5392 check for global regs.
5394 2019-03-20 Jakub Jelinek <jakub@redhat.com>
5397 * lra-constraints.c (process_alt_operands) <reg>: For BLKmode, don't
5398 update this_alternative nor this_alternative_set.
5400 2019-03-19 Jim Wilson <jimw@sifive.com>
5403 * config/riscv/riscv.c (riscv_valid_lo_sum_p): New arg x. New locals
5404 align, size, offset. Use them to handle a BLKmode reference. Update
5406 (riscv_classify_address): Pass info->offset to riscv_valid_lo_sum_p.
5408 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5410 PR rtl-optimization/89768
5411 * loop-unroll.c (unroll_loop_constant_iterations): Use gen_int_mode
5413 (unroll_loop_runtime_iterations): Likewise.
5415 2019-03-19 Martin Sebor <msebor@redhat.com>
5417 PR tree-optimization/89644
5418 * tree-ssa-strlen.c (handle_builtin_stxncpy): Use full_string_p
5419 rather than endptr as an indicator of nul-termination.
5421 PR tree-optimization/89644
5422 * tree-ssa-strlen.c (handle_builtin_stxncpy): Consider unterminated
5423 arrays in determining sequence sizes in strncpy and stpncpy.
5425 2019-03-19 Martin Liska <mliska@suse.cz>
5428 * predict.c (combine_predictions_for_bb): Empty likely_edges and
5429 unlikely_edges if there's an edge that belongs to both these sets.
5431 2018-03-19 Segher Boessenkool <segher@kernel.crashing.org>
5434 * config/rs6000/rs6000.md (fix_trunc<mode>si2_stfiwx): If we have a
5435 non-TARGET_MFCRF target, and the dest is memory but not 32-bit aligned,
5436 go via a stack temporary.
5438 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5441 * config/mips/mips.c (mips_expand_vec_cond_expr): Use gen_lowpart
5442 instead of gen_rtx_SUBREG.
5443 * config/mips/mips-msa.md (vec_extract<mode><unitmode>): Likewise.
5445 2019-03-19 Richard Biener <rguenther@suse.de>
5448 * opts.c (finish_options): Disable -gsplit-dwarf when doing LTO.
5450 2019-03-19 Jan Hubicka <hubicka@ucw.cz>
5454 * tree.c (free_lang_data_in_decl): Do not free context of C++
5457 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5460 * config/arm/arm.md (cmpsi2_addneg): Swap the alternatives and use
5461 subs for the first alternative except when operands[3] is 1.
5464 * gimplify.c (gimplify_asm_expr): For output argument with
5465 TREE_ADDRESSABLE type, clear allows_reg if it allows memory, otherwise
5468 2019-03-19 Eric Botcazou <ebotcazou@adacore.com>
5470 PR rtl-optimization/89753
5471 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
5472 explicit unrolling factor even more robust.
5474 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5477 * config/i386/i386.c (ix86_expand_floorceildf_32): In ceil
5478 compensation use x2 += 1 instead of x2 -= -1 and when honoring
5479 signed zeros, do another copysign after the compensation.
5481 2019-03-18 Martin Sebor <msebor@redhat.com>
5483 PR tree-optimization/89720
5484 * tree-vrp.c (vrp_prop::check_mem_ref): Treat range with max < min
5485 more conservatively, the same as anti-range.
5487 2019-03-18 Richard Biener <rguenther@suse.de>
5490 * tree-ssanames.c (release_ssa_name_fn): For released SSA names
5491 use a TREE_TYPE of error_mark_node to avoid ICEs when dumping
5492 basic-blocks that are removed. Remove restoring SSA_NAME_VAR.
5493 * tree-outof-ssa.c (eliminate_useless_phis): Remove redundant checking.
5495 2019-03-18 Andrew Stubbs <ams@codesourcery.com>
5497 * config/gcn/gcn-run.c (struct output): Make next_output unsigned.
5498 Extend queue to 1024 entries.
5499 Add "consumed" field.
5500 (gomp_print_output): Remove print_index parameter.
5501 Add final parameter.
5502 Change limit to unsigned.
5503 Use consumed field to implement circular buffer.
5504 Detect interrupted print in final pass.
5505 Flush output at the end.
5506 (run): Update gomp_print_output usage.
5507 (main): Initialize kernargs->output_data.consumed.
5509 2019-03-18 Richard Sandiford <richard.sandiford@arm.com>
5511 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Fix the
5512 calculation of the minimum number of scalar iterations for
5513 fully-predicated loops.
5515 2019-03-18 Martin Jambor <mjambor@suse.cz>
5517 PR tree-optimization/89546
5518 * tree-sra.c (propagate_subaccesses_across_link): Requeue new_acc if
5519 any propagation to its children took place.
5521 2019-03-18 Andrew Burgess <andrew.burgess@embecosm.com>
5524 * config/riscv/riscv.c (riscv_pass_fpr_single): Add offset
5525 parameter, and make use of it.
5526 (riscv_get_arg_info): Pass offset to riscv_pass_fpr_single.
5528 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5530 * config/arc/arc.opt (mcode-density-frame): Get the inital value
5531 from TARGET_CODE_DENSITY_FRAME_DEFAULT.
5532 * config/arc/elf.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
5533 * config/arc/linux.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
5534 * config/arc/arc.md (pop_multi_fp_blink): Adjust constraints to
5535 match what the ops is doing.
5536 (push_multi_fp_blink): Likewise.
5537 * config/arc/arc.c (arc_override_options): Enable enter/leave when
5538 compiling for size and elf target.
5539 (arc_save_callee_enter): Adjust note to match what enter/leave
5542 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5544 * config/arc/arc.md (tst_movb): Fix constraint.
5546 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5548 * config/arc/arc.c (TARGET_HAVE_SPECULATION_SAFE_VALUE): Define.
5550 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5552 * config/arc/arc-protos.h (arc_adjust_reg_alloc_order): Declare.
5553 * config/arc/arc.c (arc_conditional_register_usage): Remove all
5554 reg_alloc_order references.
5555 (size_alloc_order): Define.
5556 (arc_adjust_reg_alloc_order): New function.
5557 * config/arc/arc.h (REG_ALLOC_ORDER): Proper define the register
5559 (ADJUST_REG_ALLOC_ORDER): Define.
5560 (HONOR_REG_ALLOC_ORDER): Likewise.
5562 2019-03-18 Richard Biener <rguenther@suse.de>
5565 * config/i386/i386.c (ix86_add_stmt_cost): Pessimize strided
5566 loads and stores a bit more.
5568 2019-03-18 Richard Biener <rguenther@suse.de>
5571 * config/i386/i386.c (ix86_add_stmt_cost): Apply strided
5572 load pessimization to stores as well.
5574 2019-03-18 Andrey Belevantsev <abel@ispras.ru>
5577 * sel-sched.c (compute_av_set_at_bb_end): When we have an ineligible
5578 successor, use NULL as its av set.
5580 2019-03-15 Segher Boessenkool <segher@kernel.crashing.org>
5582 PR rtl-optimization/89721
5583 * lra-constraints (invariant_p): Return false if side_effects_p holds.
5585 2019-03-15 Kelvin Nilsen <kelvin@gcc.gnu.org>
5588 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5589 When handling vec_extract, use modular arithmetic to allow
5590 constant selectors greater than vector length.
5591 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Allow
5592 V1TImode vectors to have constant selector values greater than 0.
5593 Use modular arithmetic to compute vector index.
5594 (rs6000_split_vec_extract_var): Use modular arithmetic to compute
5595 index for in-memory vectors. Correct code generation for
5596 in-register vectors.
5597 (altivec_expand_vec_ext_builtin): Use modular arithmetic to
5600 2019-03-15 Alexandre Oliva <aoliva@redhat.com>
5604 * dwarf2out.c (generic_parameter_die): Follow DECL_INITIAL of
5607 2019-03-15 Jakub Jelinek <jakub@redhat.com>
5610 * tree.c (inchash::add_expr): Strip any location wrappers.
5611 * fold-const.c (operand_equal_p): Move stripping of location wrapper
5612 after hash verification.
5615 * dwarf2out.c (add_const_value_attribute): Return false for MINUS,
5616 SIGN_EXTEND and ZERO_EXTEND.
5618 2019-03-14 Jason Merrill <jason@redhat.com>
5619 Jakub Jelinek <jakub@redhat.com>
5621 * hash-table.h (remove_elt_with_hash): Return if slot is NULL rather
5622 than if is_empty (*slot).
5623 * hash-set-tests.c (test_set_of_strings): Add tests for addition of
5624 existing elt and for elt removal.
5625 * hash-map-tests.c (test_map_of_strings_to_int): Add test for removal
5626 of already removed elt.
5628 2019-03-15 H.J. Lu <hongjiu.lu@intel.com>
5631 * config/i386/i386.c (remove_partial_avx_dependency): Handle
5634 2019-03-14 Martin Liska <mliska@suse.cz>
5637 * doc/invoke.texi: Remove -fdump-class-hierarchy option.
5639 2019-03-14 Richard Biener <rguenther@suse.de>
5642 * config/i386/i386.c (make_resolver_func): Properly set
5643 DECL_CONTEXT on the RESULT_DECL.
5644 * config/rs6000/rs6000.c (make_resolver_func): Likewise.
5646 2019-03-14 Richard Biener <rguenther@suse.de>
5648 * gimple-pretty-print.c: Include cfgloop.h.
5649 (dump_gimple_phi): Adjust.
5650 (dump_gimple_bb_header): Dump loop header for GIMPLE.
5651 (pp_cfg_jump): Adjust.
5652 (dump_implicit_edges): Dump fallthru to next block for GIMPLE as well.
5653 * tree-cfg.c (build_gimple_cfg): Remove lower_phi_internal_fn call.
5654 (lower_phi_internal_fn): Remove.
5655 (verify_gimple_call): Remove IFN_PHI special-casing.
5656 (dump_function_to_file): Dump IL state.
5657 * tree-into-ssa.c (rewrite_add_phi_arguments): Revert changes
5658 done to deal with PHI nodes being present in non-SSA state.
5660 2019-03-14 Jakub Jelinek <jakub@redhat.com>
5663 * multiple_target.c (create_dispatcher_calls): Change
5664 references_to_redirect from vector of ipa_ref * to vector of ipa_ref.
5665 In the node->iterate_referring loop, push *ref rather than ref, call
5666 ref->remove_reference () and always pass 0 to iterate_referring.
5668 PR rtl-optimization/89679
5669 * expmed.c (expand_mult_const): Don't add a REG_EQUAL note if it
5670 would contain a paradoxical SUBREG.
5672 2019-03-14 Richard Biener <rguenther@suse.de>
5674 PR tree-optimization/89710
5675 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use
5678 2019-03-14 Martin Liska <mliska@suse.cz>
5680 * coverage.c (coverage_begin_function): Stream also
5682 * doc/gcov.texi: Document 2 new fields in JSON file. Improve
5683 documentation about function declaration location.
5684 * gcov-dump.c (tag_function): Print whole range
5685 of function declaration.
5686 * gcov.c (struct function_info): Add end_column field.
5687 (function_info::function_info): Initialize it.
5688 (output_json_intermediate_file): Output {start,end}_column
5690 (read_graph_file): Read end_column.
5692 2019-03-14 Richard Biener <rguenther@suse.de>
5695 * fold-const.c (operand_equal_p): For INDIRECT_REF check
5696 that the access types are similar.
5698 2019-03-14 Jakub Jelinek <jakub@redhat.com>
5700 PR tree-optimization/89703
5701 * tree-ssa-strlen.c (valid_builtin_call): Punt if stmt call types
5702 aren't compatible also with builtin_decl_explicit. Check pure
5703 or non-pure status of BUILT_IN_STR{{,N}CMP,N{LEN,{CAT,CPY}{,_CHK}}}
5704 and BUILT_IN_STPNCPY{,_CHK}.
5706 2019-03-14 H.J. Lu <hongjiu.lu@intel.com>
5709 * config/i386/i386.c (ix86_print_operand): Handle 'M' to add
5710 addr32 prefix to VSIB address for X32.
5711 * config/i386/sse.md (*avx512pf_gatherpf<mode>sf_mask): Prepend
5713 (*avx512pf_gatherpf<mode>df_mask): Likewise.
5714 (*avx512pf_scatterpf<mode>sf_mask): Likewise.
5715 (*avx512pf_scatterpf<mode>df_mask): Likewise.
5716 (*avx2_gathersi<mode>): Prepend "%M3" to opcode.
5717 (*avx2_gathersi<mode>_2): Prepend "%M2" to opcode.
5718 (*avx2_gatherdi<mode>): Prepend "%M3" to opcode.
5719 (*avx2_gatherdi<mode>_2): Prepend "%M2" to opcode.
5720 (*avx2_gatherdi<mode>_3): Prepend "%M3" to opcode.
5721 (*avx2_gatherdi<mode>_4): Prepend "%M2" to opcode.`
5722 (*avx512f_gathersi<mode>): Prepend "%M4" to opcode.
5723 (*avx512f_gathersi<mode>_2): Prepend "%M3" to opcode.
5724 (*avx512f_gatherdi<mode>): Prepend "%M4" to opcode.
5725 (*avx512f_gatherdi<mode>_2): Prepend "%M3" to opcode.
5726 (*avx512f_scattersi<mode>): Prepend "%M0" to opcode.
5727 (*avx512f_scatterdi<mode>): Likewise.
5729 2019-03-13 Vladimir Makarov <vmakarov@redhat.com>
5732 * lra-constraints.c (inherit_in_ebb): Update
5733 potential_reload_hard_regs along with live_hard_regs.
5735 2019-03-13 Jakub Jelinek <jakub@redhat.com>
5738 * dwarf2out.c (size_of_die): For dw_val_class_view_list always use
5740 (value_format): For dw_val_class_view_list never use DW_FORM_loclistx.
5742 2019-03-13 Martin Sebor <msebor@redhat.com>
5744 PR tree-optimization/89662
5745 * tree-vrp.c (vrp_prop::check_mem_ref): Avoid assuming every type
5748 2019-03-13 Richard Biener <rguenther@suse.de>
5751 * tree-scalar-evolution.c (simplify_peeled_chrec): Do not
5752 throw FP expressions at tree-affine.
5754 2019-03-14 Richard Biener <rguenther@suse.de>
5756 * tree-pretty-print.c (dump_generic_node): For -gimple properly
5757 dump negative integer constants using _Literal (type) -num.
5759 2019-03-13 Jakub Jelinek <jakub@redhat.com>
5761 * ipa-param-manipulation.h (struct ipa_parm_adjustment): Remove
5762 nonlocal_value member.
5765 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Handle PHI args.
5766 (ipa_simd_modify_function_body): Handle PHIs.
5768 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
5770 * config/s390/s390.c (s390_option_override_internal): Use more
5771 aggressive inlining parameters.
5773 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
5775 * config/s390/3906.md: New file.
5776 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
5777 (LONGRUNNING_THRESHOLD): Remove.
5778 (MAX_SCHED_MIX_SCORE): Decrease.
5779 (MAX_SCHED_MIX_DISTANCE): Decrease.
5780 (s390_bb_fallthru_entry_likely): Assume fallthru for less than likely.
5781 (struct s390_sched_state): New struct to hold scheduling state.
5782 (S390_SCHED_STATE_NORMAL): Remove.
5783 (S390_SCHED_STATE_CRACKED): Remove.
5784 (S390_SCHED_ATTR_MASK_GROUPOFTWO): Add.
5785 (s390_get_sched_attrmask): Use new attribute.
5786 (s390_get_unit_mask): Use new units.
5787 (s390_is_fpd): New function.
5788 (s390_is_fxd): New function.
5789 (s390_is_longrunning): New function.
5790 (s390_sched_score): Use new functions.
5791 (s390_sched_reorder): Likewise.
5792 (s390_sched_variable_issue): Rework and use new functions.
5793 (s390_sched_init): Use new functions.
5794 * config/s390/s390.h (s390_tune_attr): Add z14.
5795 * config/s390/s390.md: Add z14.
5797 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
5799 * config/s390/2964.md: Update pipeline description.
5800 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
5801 (LONGRUNNING_THRESHOLD): Remove.
5802 (LATENCY_FACTOR): Remove.
5803 (s390_get_unit_mask): Add unit.
5804 (s390_sched_score): Use fxd/fpd.
5805 (s390_sched_variable_issue): Use fxd/fpd.
5807 2019-03-12 Martin Liska <mliska@suse.cz>
5809 * config/i386/i386.c: Reword an error message.
5811 2019-03-12 Martin Jambor <mjambor@suse.cz>
5813 * cgraph.c (cgraph_node::dump): Dump more info for former thunks,
5814 terminate with newline.
5816 2019-03-12 Jakub Jelinek <jakub@redhat.com>
5819 * config/s390/s390.md (tabort): Use %wd instead of
5820 HOST_WIDE_INT_PRINT_DEC in error message, reword to avoid two capital
5821 letters and periods.
5822 * config/tilepro/tilepro.c (tilepro_print_operand): Use %wd in
5823 output_operand_lossage instead of HOST_WIDE_INT_PRINT_DEC, replace
5827 * builtins.c (expand_builtin_int_roundingfn,
5828 expand_builtin_int_roundingfn_2): Return NULL_RTX instead of
5829 gcc_unreachable if validate_arglist fails.
5831 2019-03-12 Richard Biener <rguenther@suse.de>
5833 PR tree-optimization/89664
5834 * tree-ssa-math-opts.c (execute_cse_reciprocals_1): Properly
5835 free the occurance tree after the early out.
5837 2019-03-11 Jakub Jelinek <jakub@redhat.com>
5841 * vr-values.c (vr_values::update_value_range): If
5842 old_vr->varying_p (), don't update it, make new_vr also VARYING
5845 2019-03-11 Martin Liska <mliska@suse.cz>
5847 * config/aarch64/aarch64.c (aarch64_override_options_internal):
5848 Fix double string quoting.
5850 2019-03-11 Martin Liska <mliska@suse.cz>
5852 * collect-utils.c (collect_wait): Wrap apostrophes
5853 in gcc internal format with %'.
5854 * collect2.c (main): Likewise.
5855 (scan_prog_file): Likewise.
5856 (scan_libraries): Likewise.
5857 * config/i386/i386.c (ix86_expand_call): Likewise.
5858 (ix86_handle_interrupt_attribute): Likewise.
5859 * config/nds32/nds32-intrinsic.c (nds32_expand_builtin_impl): Likewise.
5860 * config/nds32/nds32.c (nds32_insert_attributes): Likewise.
5861 * config/rl78/rl78.c (rl78_handle_saddr_attribute): Likewise.
5862 * lto-wrapper.c (find_crtoffloadtable): Likewise.
5863 * symtab.c (symtab_node::verify_base): Likewise.
5864 * tree-cfg.c (verify_gimple_label): Likewise.
5865 * tree.c (verify_type_variant): Likewise.
5867 2019-03-11 Martin Liska <mliska@suse.cz>
5869 * builtins.c (expand_builtin_thread_pointer): Wrap an option name
5870 in a string format message and fix GNU coding style.
5871 (expand_builtin_set_thread_pointer): Likewise.
5872 * common/config/aarch64/aarch64-common.c
5873 (aarch64_rewrite_selected_cpu): Likewise.
5874 * common/config/alpha/alpha-common.c (alpha_handle_option): Likewise.
5875 * common/config/arc/arc-common.c (arc_handle_option): Likewise.
5876 * common/config/arm/arm-common.c (arm_parse_fpu_option): Likewise.
5877 * common/config/bfin/bfin-common.c (bfin_handle_option): Likewise.
5878 * common/config/i386/i386-common.c (ix86_handle_option): Likewise.
5879 * common/config/ia64/ia64-common.c (ia64_handle_option): Likewise.
5880 * common/config/m68k/m68k-common.c (m68k_handle_option): Likewise.
5881 * common/config/msp430/msp430-common.c (msp430_handle_option): Likewise.
5882 * common/config/nds32/nds32-common.c (nds32_handle_option): Likewise.
5883 * common/config/powerpcspe/powerpcspe-common.c (rs6000_handle_option):
5885 * common/config/riscv/riscv-common.c
5886 (riscv_subset_list::parsing_subset_version): Likewise.
5887 (riscv_subset_list::parse_std_ext): Likewise.
5888 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
5889 (riscv_subset_list::parse): Likewise.
5890 * common/config/rs6000/rs6000-common.c (rs6000_handle_option): Likewise.
5891 * config/aarch64/aarch64.c (aarch64_parse_one_option_token): Likewise.
5892 (aarch64_override_options_internal): Likewise.
5893 (aarch64_validate_mcpu): Likewise.
5894 (aarch64_validate_march): Likewise.
5895 (aarch64_validate_mtune): Likewise.
5896 (aarch64_override_options): Likewise.
5897 * config/alpha/alpha.c (alpha_option_override): Likewise.
5898 * config/arc/arc.c (arc_init): Likewise.
5899 (parse_mrgf_banked_regs_option): Likewise.
5900 (arc_override_options): Likewise.
5901 (arc_expand_builtin_aligned): Likewise.
5902 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Likewise.
5903 (arm_expand_builtin): Likewise.
5904 * config/arm/arm.c (arm_option_check_internal): Likewise.
5905 (arm_configure_build_target): Likewise.
5906 (arm_option_override): Likewise.
5907 (arm_options_perform_arch_sanity_checks): Likewise.
5908 (arm_handle_cmse_nonsecure_entry): Likewise.
5909 (arm_handle_cmse_nonsecure_call): Likewise.
5910 (arm_tls_referenced_p): Likewise.
5911 (thumb1_expand_prologue): Likewise.
5912 * config/avr/avr.c (avr_option_override): Likewise.
5913 * config/bfin/bfin.c (bfin_option_override): Likewise.
5914 * config/c6x/c6x.c (c6x_option_override): Likewise.
5915 * config/cr16/cr16.c (cr16_override_options): Likewise.
5916 * config/cris/cris.c (cris_option_override): Likewise.
5917 * config/csky/csky.c (csky_handle_isr_attribute): Likewise.
5918 * config/darwin-c.c (macosx_version_as_macro): Likewise.
5919 * config/darwin.c (darwin_override_options): Likewise.
5920 * config/frv/frv.c (frv_expand_builtin): Likewise.
5921 * config/h8300/h8300.c (h8300_option_override): Likewise.
5922 * config/i386/i386.c (parse_mtune_ctrl_str): Likewise.
5923 (ix86_option_override_internal): Likewise.
5924 (warn_once_call_ms2sysv_xlogues): Likewise.
5925 (ix86_expand_prologue): Likewise.
5926 (split_stack_prologue_scratch_regno): Likewise.
5927 (ix86_warn_parameter_passing_abi): Likewise.
5928 * config/ia64/ia64.c (fix_range): Likewise.
5929 * config/m68k/m68k.c (m68k_option_override): Likewise.
5930 * config/microblaze/microblaze.c (microblaze_option_override): Likewise.
5931 * config/mips/mips.c (mips_emit_probe_stack_range): Likewise.
5932 (mips_set_compression_mode): Likewise.
5933 * config/mmix/mmix.c (mmix_option_override): Likewise.
5934 * config/mn10300/mn10300.c (mn10300_option_override): Likewise.
5935 * config/msp430/msp430.c (msp430_option_override): Likewise.
5936 * config/nds32/nds32.c (nds32_option_override): Likewise.
5937 * config/nios2/nios2.c (nios2_custom_check_insns): Likewise.
5938 (nios2_option_override): Likewise.
5939 (nios2_expand_custom_builtin): Likewise.
5940 * config/nvptx/mkoffload.c (main): Likewise.
5941 * config/nvptx/nvptx.c (diagnose_openacc_conflict): Likewise.
5942 * config/pa/pa.c (fix_range): Likewise.
5943 (pa_option_override): Likewise.
5944 * config/riscv/riscv.c (riscv_parse_cpu): Likewise.
5945 (riscv_option_override): Likewise.
5946 * config/rl78/rl78.c (rl78_option_override): Likewise.
5947 * config/rs6000/aix61.h: Likewise.
5948 * config/rs6000/aix71.h: Likewise.
5949 * config/rs6000/aix72.h: Likewise.
5950 * config/rs6000/driver-rs6000.c (elf_platform): Likewise.
5951 * config/rs6000/freebsd64.h: Likewise.
5952 * config/rs6000/linux64.h: Likewise.
5953 * config/rs6000/rs6000.c (rs6000_option_override_internal): Likewise.
5954 (rs6000_expand_zeroop_builtin): Likewise.
5955 (rs6000_expand_mtfsb_builtin): Likewise.
5956 (rs6000_expand_set_fpscr_rn_builtin): Likewise.
5957 (rs6000_expand_set_fpscr_drn_builtin): Likewise.
5958 (rs6000_invalid_builtin): Likewise.
5959 (rs6000_expand_split_stack_prologue): Likewise.
5960 * config/rs6000/rtems.h: Likewise.
5961 * config/rx/rx.c (valid_psw_flag): Likewise.
5962 (rx_expand_builtin): Likewise.
5963 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Likewise.
5964 * config/s390/s390.c (s390_expand_builtin): Likewise.
5965 (s390_function_profiler): Likewise.
5966 (s390_option_override_internal): Likewise.
5967 (s390_option_override): Likewise.
5968 * config/sh/sh.c (sh_option_override): Likewise.
5969 (sh_builtin_saveregs): Likewise.
5970 (sh_fix_range): Likewise.
5971 * config/sh/vxworks.h: Likewise.
5972 * config/sparc/sparc.c (sparc_option_override): Likewise.
5973 * config/spu/spu.c (spu_option_override): Likewise.
5974 (fix_range): Likewise.
5975 * config/visium/visium.c (visium_option_override): Likewise.
5976 (visium_handle_interrupt_attr): Likewise.
5977 * config/xtensa/xtensa.c (xtensa_option_override): Likewise.
5978 * dbgcnt.c (dbg_cnt_set_limit_by_name): Likewise.
5979 (dbg_cnt_process_opt): Likewise.
5980 * dwarf2out.c (output_dwarf_version): Likewise.
5981 * except.c (expand_eh_return): Likewise.
5982 * gcc.c (defined): Likewise.
5983 (driver_handle_option): Likewise.
5984 (process_command): Likewise.
5985 (compare_files): Likewise.
5986 (driver::prepare_infiles): Likewise.
5987 (driver::do_spec_on_infiles): Likewise.
5988 (driver::maybe_run_linker): Likewise.
5989 * omp-offload.c (oacc_parse_default_dims): Likewise.
5990 * opts-global.c (handle_common_deferred_options): Likewise.
5991 * opts.c (parse_sanitizer_options): Likewise.
5992 (common_handle_option): Likewise.
5993 (enable_warning_as_error): Likewise.
5994 * passes.c (enable_disable_pass): Likewise.
5995 * plugin.c (parse_plugin_arg_opt): Likewise.
5996 (default_plugin_dir_name): Likewise.
5997 * targhooks.c (default_expand_builtin_saveregs): Likewise.
5998 (default_pch_valid_p): Likewise.
5999 * toplev.c (init_asm_output): Likewise.
6000 (process_options): Likewise.
6001 (toplev::run_self_tests): Likewise.
6002 * tree-cfg.c (verify_gimple_call): Likewise.
6003 * tree-inline.c (inline_forbidden_p_stmt): Likewise.
6004 (tree_inlinable_function_p): Likewise.
6005 * var-tracking.c (vt_find_locations): Likewise.
6007 2019-03-11 Andreas Krebbel <krebbel@linux.ibm.com>
6009 * config/s390/s390.c (s390_expand_builtin): Do the copy_to_reg not
6010 only on the else branch.
6012 2019-03-11 Martin Liska <mliska@suse.cz>
6014 * gcov.c (output_intermediate_json_line): Print function
6016 (output_json_intermediate_file): Add new argument.
6017 * doc/gcov.texi: Document the change.
6019 2019-03-11 Eric Botcazou <ebotcazou@adacore.com>
6021 PR rtl-optimization/89588
6022 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
6023 explicit unrolling factor more robust.
6025 2019-03-11 Richard Biener <rguenther@suse.de>
6027 PR tree-optimization/89649
6028 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
6029 * tree-vect-loop-manip.c (vect_do_peeling): Unset force_vectorize
6030 on the prolog and epilog loops.
6031 (vect_loop_versioning): Return copy of loop.
6032 * tree-vect-loop.c (vect_transform_loop): Unset force_vectorize
6033 on the non-vectorized version of the loop.
6035 2019-03-10 Uroš Bizjak <ubizjak@gmail.com>
6038 * config/i386/sse.md (*vec_extractv2di_0_sse):
6039 Add (=r,x) alternative and corresponding splitter.
6041 2019-03-10 Martin Jambor <mjambor@suse.cz>
6043 PR tree-optimization/85762
6044 PR tree-optimization/87008
6045 PR tree-optimization/85459
6046 * tree-sra.c (contains_vce_or_bfcref_p): New parameter, set the bool
6047 it points to if there is a type changing MEM_REF. Adjust all callers.
6048 (build_accesses_from_assign): Disable total scalarization if
6049 contains_vce_or_bfcref_p returns true through the new parameter, for
6052 2019-03-09 Jakub Jelinek <jakub@redhat.com>
6055 * attribs.c (handle_dll_attribute): Don't clear TREE_STATIC for
6056 dllimport on VAR_DECLs with RECORD_TYPE or UNION_TYPE DECL_CONTEXT.
6059 * common.opt (fdiagnostics-show-labels,
6060 fdiagnostics-show-line-numbers, fdiagnostics-format=,
6061 fdiagnostics-minimum-margin-width=, fgnat-encodings=, gas-loc-support,
6062 gas-locview-support, ginline-points, ginternal-reset-location-views):
6063 Terminate description text with a dot.
6064 * config/microblaze/microblaze.opt (mxl-prefetch): Likewise.
6065 * config/mcore/mcore.opt (m210, m340): Likewise.
6066 * config/epiphany/epiphany.opt (mprefer-short-insn-regs, mcmove,
6067 mnops=): Start description text with a capital letter.
6068 * config/arc/arc.opt (msize-level=): Likewise.
6069 * config/sh/sh.opt (minline-ic_invalidate): Likewise.
6070 * config/rs6000/sysv4.opt (mno-toc, mtoc, mno-traceback, mshlib,
6072 * config/ft32/ft32.opt (msim): Likewise.
6073 (mft32b, mcompress): Likewise. Terminate description text with a dot.
6074 (mnodiv, mnopm): Terminate description text with a dot.
6075 * config/c6x/c6x.opt (c6x_sdata): Terminate Enum description with
6077 * config/i386/i386.opt (prefer_vector_width, instrument_return):
6079 * config/rx/rx.opt (nofpu): Remove trailing spaces from description
6082 PR rtl-optimization/89634
6083 * cfgcleanup.c (thread_jump): Punt if registers mentioned in cond1
6084 are modified in BB_END (e->src) instruction.
6086 2019-03-08 David Malcolm <dmalcolm@redhat.com>
6089 * config/i386/i386.c (ix86_set_current_function): Make "sorry"
6090 messages more amenable to translation, and improve wording.
6092 2019-03-08 Bill Schmidt <wschmidt@linux.ibm.com>
6094 * config/rs6000/rs6000-p8swap.c (rs6000_analyze_swaps): Rebuild
6095 ud- and du-chains between phases.
6097 2019-03-08 Richard Sandiford <richard.sandiford@arm.com>
6100 * dwarf2cfi.c (dwarf2out_frame_debug_expr): Use CONST_POLY_INT
6101 instead of POLY_INT_CST.
6103 2019-03-08 Andre Vieira <andre.simoesdiasvieira@arm.com>
6105 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): Add TARGET_VFP_DOUBLE
6108 2019-03-08 Uroš Bizjak <ubizjak@gmail.com>
6113 * config/i386/emmintrin.h (_mm_loadu_si64): New intrinsic.
6114 (_mm_storeu_si64): Ditto.
6116 2019-03-08 Martin Liska <mliska@suse.cz>
6119 * config/i386/i386.c (ix86_option_override_internal): Disable
6120 jump tables when retpolines are used.
6122 2019-03-08 Jan Hubicka <hubicka@ucw.cz>
6125 * ipa-split.c (execute_split_functions): Do not split
6126 'noinline' or 'section' function.
6128 2019-03-08 Jakub Jelinek <jakub@redhat.com>
6131 * config/s390/s390.c (s390_const_operand_ok): Use %wu instead of
6132 HOST_WIDE_INT_PRINT_UNSIGNED and %wd instead of
6133 HOST_WIDE_INT_PRINT_DEC. Formatting fixes.
6136 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
6137 from diagnostics. Formatting fixes.
6140 * ipa-devirt.c (odr_types_equivalent_p): Fix grammar in
6141 warn_odr diagnostics.
6144 * lra-constraints.c (process_alt_operands): Avoid one space before
6145 " at the end of line and another after " on another line in a string
6147 * attribs.c (handle_dll_attribute): Likewise.
6148 * config/avr/avr-devices.c (avr_texinfo): Likewise.
6150 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Don't wrap
6151 warning_at or inform messages in G_() if there is no ?:.
6153 PR tree-optimization/89550
6154 * builtins.c (c_strlen): Only set TREE_NO_WARNING if warning_at
6155 returned true. Formatting fixes.
6156 (expand_builtin_strnlen): Formatting fixes.
6157 * tree-vrp.c (vrp_prop::check_mem_ref): Only set TREE_NO_WARNING
6158 if warning_at returned true.
6159 * tree-cfg.c (pass_warn_function_return::execute): Likewise.
6161 2019-03-08 Richard Biener <rguenther@suse.de>
6164 * cfgloop.h (struct loop): Add owned_clique field.
6165 * cfgloopmanip.c (copy_loop_info): Copy it.
6166 * tree-cfg.c (gimple_duplicate_bb): Do not remap owned_clique
6168 * tree-inline.c (copy_loops): Remap owned_clique.
6169 * lto-streamer-in.c (input_cfg): Stream owned_clique.
6170 * lto-streamer-out.c (output_cfg): Likewise.
6172 2019-03-08 Jakub Jelinek <jakub@redhat.com>
6175 * config/darwin.c: Include intl.h.
6176 (darwin_build_constant_cfstring): Improve i18n of diagnostics by not
6177 composing the message out of two separate parts.
6179 2019-03-07 Jakub Jelinek <jakub@redhat.com>
6182 * config/i386/i386.c (ix86_set_func_type): Make sure diagnostics
6183 doesn't start with a capital letter and doesn't end with a dot.
6184 (ix86_function_arg_boundary): Make sure diagnostics doesn't start
6185 with a capital letter.
6186 (ix86_mangle_function_version_assembler_name): Likewise.
6187 (ix86_generate_version_dispatcher_body): Likewise.
6188 (fold_builtin_cpu): Likewise.
6189 (get_builtin_code_for_version): Likewise. Remove extraneous space.
6190 (ix86_handle_interrupt_attribute): Make the diagnostics easier for
6191 translators, wrap full type name in %qs.
6193 PR translation/79999
6194 * gimplify.c (gimplify_omp_ordered): Reword diagnostics to talk about
6195 depend clause with source (or sink) modifier.
6196 * omp-expand.c (expand_omp_ordered_sink): Likewise.
6199 * config/i386/sse.md (avx512f_mov<ssescalarmodelower>_mask,
6200 *avx512f_load<mode>_mask, avx512f_store<mode>_mask): New define_insns.
6201 (avx512f_load<mode>_mask): New define_expand.
6202 * config/i386/i386-builtin.def (__builtin_ia32_loadsd_mask,
6203 __builtin_ia32_loadss_mask, __builtin_ia32_storesd_mask,
6204 __builtin_ia32_storess_mask, __builtin_ia32_movesd_mask,
6205 __builtin_ia32_movess_mask): New builtins.
6206 * config/i386/avx512fintrin.h (_mm_mask_load_ss, _mm_maskz_load_ss,
6207 _mm_mask_load_sd, _mm_maskz_load_sd, _mm_mask_move_ss,
6208 _mm_maskz_move_ss, _mm_mask_move_sd, _mm_maskz_move_sd,
6209 _mm_mask_store_ss, _mm_mask_store_sd): New intrinsics.
6211 2019-03-07 Martin Jambor <mjambor@suse.cz>
6214 * ipa-cp.c (perform_estimation_of_a_value): Account zero time benefit
6215 for extern inline functions.
6217 2019-03-07 Martin Jambor <mjambor@suse.cz>
6220 * cgraph.h (cgraph_node): New inline method former_thunk_p.
6221 * cgraph.c (cgraph_node::dump): Dump a note if node is a former thunk.
6222 (clone_of_p): Treat expanded thunks like thunks, be optimistic if they
6223 have multiple callees. At the end check if declarations match as
6224 opposed to cgraph_nodes.
6226 2019-03-07 Martin Liska <mliska@suse.cz>
6228 * cgraph.c (cgraph_node::verify_node): Verify with a neighbour
6229 which is equivalent to searching for this in clones chain.
6230 * symtab.c (symtab_node::verify_base): Similarly compare ASM
6231 names with a neighbour and special case first node in a chain.
6233 2019-01-25 Jason Merrill <jason@redhat.com>
6235 PR c++/80916 - spurious "static but not defined" warning.
6236 * gimple-fold.c (can_refer_decl_in_current_unit_p): Return false
6237 for an internal symbol with DECL_EXTERNAL.
6239 2019-04-07 Richard Biener <rguenther@suse.de>
6242 * cfgloopmanip.c (copy_loop_info): Copy forgotten fields.
6243 * tree-inline.c (copy_loops): Simplify.
6245 2019-03-07 Martin Liska <mliska@suse.cz>
6247 * dwarf2out.c (add_AT_vms_delta): Revert function removal.
6249 2019-03-07 Richard Biener <rguenther@suse.de>
6251 PR tree-optimization/89595
6252 * tree-ssa-dom.c (dom_opt_dom_walker::optimize_stmt): Take
6253 stmt iterator as reference, take boolean output parameter to
6254 indicate whether the stmt was removed and thus the iterator
6256 (dom_opt_dom_walker::before_dom_children): Re-iterate over
6257 stmts created by folding.
6259 2019-03-07 Jakub Jelinek <jakub@redhat.com>
6262 * doc/extend.texi (Basic Asm): Document qualifiers are not allowed
6265 2019-03-06 Peter Bergner <bergner@linux.ibm.com>
6267 PR rtl-optimization/88845
6268 * config/rs6000/rs6000.c (rs6000_emit_move_si_sf_subreg): Enable during
6270 * lra.c (remove_scratches_1): New function.
6271 (remove_scratches): Use it.
6272 (lra_emit_move): Likewise.
6274 2019-03-06 Claudiu Zissulescu <claziss@synopsys.com>
6276 * config/arc/arc-c.def (__ARC_UNALIGNED__): Set it on
6277 unaligned_access variable.
6278 * config/arc/arc.c (arc_override_options): Set unaligned access
6279 default on for HS CPUs.
6280 * config/arc/arc.h (STRICT_ALIGNMENT): Fix logic.
6282 2019-03-06 Martin Liska <mliska@suse.cz>
6284 PR gcov-profile/89577
6285 * doc/gcov.texi: Prefer to use --coverage.
6286 * doc/sourcebuild.texi: Likewise.
6288 2019-03-02 Jason Merrill <jason@redhat.com>
6290 PR c++/86485 - -Wmaybe-unused with empty class ?:
6291 * gimplify.c (gimplify_cond_expr): Use INIT_EXPR.
6293 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6296 * config/rs6000/t-linux (MULTIARCH_DIRNAME): Set to non-empty only
6300 * builtins.c (maybe_emit_free_warning): Punt if free doesn't have
6301 exactly one argument.
6303 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6304 Richard Sandiford <richard.sandiford@arm.com>
6306 PR tree-optimization/89570
6307 * match.pd (vec_cond into cond_op simplification): Don't use
6308 get_conditional_internal_fn, use as_internal_fn (cond_op).
6310 2019-03-05 Wilco Dijkstra <wdijkstr@arm.com>
6313 * config/arm/arm.md (movsi): Use targetm.cannot_force_const_mem
6314 to decide when to split off a non-zero offset from a symbol.
6315 * config/arm/arm.c (arm_cannot_force_const_mem): Disallow offsets
6316 in function symbols.
6318 2019-03-05 Richard Biener <rguenther@suse.de>
6320 PR tree-optimization/89594
6321 * tree-if-conv.c (pass_if_conversion::execute): Handle
6322 case where .LOOP_VECTORIZED_FUNCTION was removed.
6324 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6327 * fold-const.c (fold_checksum_tree): Don't use fixed size buffer,
6328 instead alloca it only when needed with the needed size.
6330 PR tree-optimization/89570
6331 * match.pd (vec_cond into cond_op simplification): Guard with
6332 vectorized_internal_fn_supported_p test and #if GIMPLE.
6334 PR tree-optimization/89566
6335 * gimple-ssa-sprintf.c (sprintf_dom_walker::handle_gimple_call):
6336 Set info.fncode to BUILT_IN_NONE if gimple_call_builtin_p failed.
6337 Punt if get_user_idx_format succeeds, but idx_format argument is
6338 not provided or doesn't have pointer type, or if idx_args is above
6339 number of provided arguments.
6341 2019-03-04 Wilco Dijkstra <wdijkstr@arm.com>
6343 PR tree-optimization/89437
6344 * match.pd: Use lt in sin(atan(x)) and cos(atan(x)) simplifications.
6346 2019-03-04 Richard Biener <rguenther@suse.de>
6349 * tree-scalar-evolution.c: (get_loop_exit_condition): Use
6352 2019-03-04 Bin Cheng <bin.cheng@linux.alibaba.com>
6354 PR tree-optimization/89487
6355 * tree-loop-distribution.c (has_nonaddressable_dataref_p): New.
6356 (create_rdg_vertices): Compute has_nonaddressable_dataref_p.
6357 (distribute_loop): Don't do runtime alias check if there is non-
6358 addressable data reference.
6359 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Check if VAR_DECL
6360 is a register variable.
6362 2019-03-02 Jakub Jelinek <jakub@redhat.com>
6365 * config/arm/arm.md (cmpsi2_addneg): Use
6366 trunc_int_for_mode (-INTVAL (...), SImode) instead of -INTVAL (...).
6367 If operands[2] is 0 or INT_MIN, force use of subs.
6368 (*compare_scc splitter): Use gen_int_mode.
6369 (*negscc): Likewise.
6370 * config/arm/thumb2.md (*thumb2_negscc): Likewise.
6372 2019-03-01 Kito Cheng <kito.cheng@gmail.com>
6373 Monk Chiang <sh.chiang04@gmail.com>
6375 * common/config/riscv/riscv-common.c: Include sstream.
6376 (riscv_subset_list::to_string): New.
6377 (riscv_arch_str): Likewise.
6378 * config.gcc (riscv*-*-*): Handle --with-riscv-attribute=
6380 * config/riscv/riscv-protos.h (riscv_arch_str): New.
6381 * config/riscv/riscv.c (INCLUDE_STRING): Defined.
6382 (riscv_emit_attribute): New.
6383 (riscv_file_start): Emit attribute if needed.
6384 (riscv_option_override): Init riscv_emit_attribute_p.
6385 * config/riscv/riscv.opt (mriscv-attribute): New option.
6386 * configure.ac (riscv*-*-*): Check binutils is supporting ELF
6388 * doc/install.texi: Document --with-riscv-attribute.
6389 * doc/invoke.texi: Document -mriscv-attribute.
6391 * common/config/riscv/riscv-common.c:
6392 Include config/riscv/riscv-protos.h.
6393 (INCLUDE_STRING): Defined.
6394 (RISCV_DONT_CARE_VERSION): Defined.
6395 (riscv_subset_t): Declare.
6396 (riscv_subset_t::riscv_subset_t): New.
6397 (riscv_subset_list): Declare.
6398 (riscv_subset_list::riscv_subset_list): New.
6399 (riscv_subset_list::~riscv_subset_list): Likewise.
6400 (riscv_subset_list::parsing_subset_version): Likewise.
6401 (riscv_subset_list::parse_std_ext): Likewise.
6402 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
6403 (riscv_subset_list::add): Likewise.
6404 (riscv_subset_list::lookup): Likewise.
6405 (riscv_subset_list::xlen): Likewise.
6406 (riscv_subset_list::parse): Likewise.
6407 (riscv_supported_std_ext): Likewise.
6408 (current_subset_list): Likewise.
6409 (riscv_parse_arch_string): Using riscv_subset_list::parse to
6412 2019-03-01 Segher Boessenkool <segher@kernel.crashing.org>
6414 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
6415 rs6000_dejagnu_cpu_index is set, use that to override rs6000_cpu_index.
6416 * config/rs6000/rs6000.opt (mdejagnu-cpu=): New option.
6418 2019-03-01 Alexander Monakov <amonakov@ispras.ru>
6420 PR rtl-optimization/85899
6421 * haifa-sched.c (find_fallthru_edge_from): Relax assert to account for
6422 fallthru edges leading to the exit block.
6424 2019-03-01 Tamar Christina <tamar.christina@arm.com>
6427 * config/aarch64/aarch64-option-extensions.def (fp, simd, crypto, fp16,
6428 rdma, dotprod, sha2, sha3, sm4, fp16fml, sve): Collapse line.
6430 2019-03-01 Richard Sandiford <richard.sandiford@arm.com>
6432 PR tree-optimization/89535
6433 * tree-vect-stmts.c (vectorizable_call): Record the vector types
6434 for each operand. Calculate the fallback choice for mask operands
6435 and pass it to vect_get_vec_def_for_operand.
6437 2019-03-01 Richard Biener <rguenther@suse.de>
6440 * tree-ssa-operands.c (add_stmt_operand): CONST_DECL may
6441 get virtual operands.
6442 (get_expr_operands): Handle CONST_DECL like other decls.
6444 2019-03-01 Jakub Jelinek <jakub@redhat.com>
6447 * fold-const.c (fold_checksum_tree): Ignore TREE_NO_WARNING bit
6448 on DECL_P and EXPR_P.
6450 2019-03-01 Richard Biener <rguenther@suse.de>
6453 * tree-cfgcleanup.h (cleanup_tree_cfg): Add SSA update flags
6454 argument, defaulted to zero.
6455 * passes.c (execute_function_todo): Pass down SSA update flags
6456 to cleanup_tree_cfg.
6457 * tree-cfgcleanup.c: Include tree-into-ssa.h and tree-cfgcleanup.h.
6458 (cleanup_tree_cfg_noloop): After cleanup_control_flow_pre update SSA
6460 (cleanup_tree_cfg): Get and pass down SSA update flags.
6462 2019-03-01 Jakub Jelinek <jakub@redhat.com>
6465 * dwarf2out.c (output_comdat_type_unit): Add ATTRIBUTE_UNUSED to
6466 early_lto_debug argument.
6468 2019-02-28 Eric Botcazou <ebotcazou@adacore.com>
6470 PR tree-optimization/89536
6471 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_NOT_EXPR>: Test
6472 only whether bit #0 of the value is 0 instead of the entire value.
6474 2019-02-28 Marek Polacek <polacek@redhat.com>
6476 PR c++/87068 - missing diagnostic with fallthrough statement.
6477 * gimplify.c (expand_FALLTHROUGH_r): If IFN_FALLTHROUGH was found
6478 at the end of a seq, save its location to walk_stmt_info.
6479 (expand_FALLTHROUGH): Warn if IFN_FALLTHROUGH is at the end of
6482 2019-02-28 Jan Hubicka <hubicka@ucw.cz>
6485 * tree.c (find_atomic_core_type): Move ahead in file.
6486 (check_base_type): Correctly compare alignments of atomic types.
6488 2019-02-28 H.J. Lu <hongjiu.lu@intel.com>
6491 * config/i386/i386.c (get_builtin_code_for_version): Identify
6492 Westmere from PCLMUL, instead of AES.
6494 2019-02-28 Jakub Jelinek <jakub@redhat.com>
6497 * config/arm/arm.md (*subsi3_carryin_compare_const): Use
6498 trunc_int_for_mode (-INTVAL (...), SImode), just instead of
6501 2019-02-28 Tamar Christina <tamar.christina@arm.com>
6504 * config/aarch64/aarch64-option-extensions.def: Document it.
6505 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Skip feature
6508 2019-02-28 Jakub Jelinek <jakub@redhat.com>
6511 * convert.c (convert_to_real_1, convert_to_integer_1): Punt for
6512 builtins if they don't have a single scalar floating point argument.
6515 2019-02-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
6517 PR rtl-optimization/89490
6518 * varasm.c (get_block_for_section): Bail out for mergeable sections.
6519 (default_use_anchors_for_symbol_p, output_object_block): Assert the
6520 block section is not mergeable.
6522 2019-02-27 Jakub Jelinek <jakub@redhat.com>
6525 * config/arm/arm.md (arm_casesi_internal): New define_expand. Rename
6526 old define_insn to ...
6527 (*arm_casesi_internal): ... this. Add mode to LABEL_REFs.
6528 * config/arm/thumb2.md (thumb2_casesi_internal): New define_expand.
6529 Rename old define_insn to ...
6530 (*thumb2_casesi_internal): ... this. Add mode to LABEL_REFs.
6531 (thumb2_casesi_internal_pic): New define_expand. Rename old
6533 (*thumb2_casesi_internal_pic): ... this. Add mode to LABEL_REFs.
6534 * config/aarch64/aarch64.md (casesi): Create the casesi_dispatch
6535 MEM manually here, set MEM_READONLY_P and MEM_NOTRAP_P on it.
6537 2019-02-27 Richard Biener <rguenther@suse.de>
6540 * dwarf2out.c (use_debug_types): Disable when in_lto_p.
6542 2019-02-27 Richard Biener <rguenther@suse.de>
6544 * passes.c (should_skip_pass_p): Do not skip cgraph-edge
6547 2019-02-27 Richard Biener <rguenther@suse.de>
6550 * dwarf2out.c (output_comdat_type_unit): Add early_lto_debug
6551 parameter, prefix section name with .gnu.debuglto_ if true.
6552 (dwarf2out_finish): Pass false to output_comdat_type_unit.
6553 (dwarf2out_early_finish): Pass true to output_comdat_type_unit.
6555 2019-02-27 Richard Biener <rguenther@suse.de>
6558 * dwarf2out.c (size_of_die): Key on AT_ref (a)->comdat_type_p
6559 rather than on use_debug_types, doing what output_die does.
6560 (value_format): Likewise.
6562 2019-02-27 Martin Jambor <mjambor@suse.cz>
6563 Martin Sebor <msebor@redhat.com>
6565 * doc/invoke.texi (Warning Options): Reword description of
6566 -Wno-absolute-value.
6568 2019-02-27 Jakub Jelinek <jakub@redhat.com>
6570 PR tree-optimization/89280
6571 * tree-cfgcleanup.c (maybe_dead_abnormal_edge_p,
6572 builtin_setjmp_setup_bb): New functions.
6573 (cleanup_control_flow_pre): Ignore maybe_dead_abnormal_edge_p edges.
6574 When visiting __builtin_setjmp_setup block, queue in special
6575 setjmp_vec vector edges from .ABNORMAL_DISPATCHER to corresponding
6576 __builtin_setjmp_receiver. Remove .ABNORMAL_DISPATCHER basic blocks
6577 from visited after the loop if they don't have any visited successor
6580 2018-02-26 Steve Ellcey <sellcey@marvell.com>
6582 * config/aarch64/aarch64.c (aarch64_get_multilib_abi_name):
6584 (TARGET_GET_MULTILIB_ABI_NAME): New macro.
6586 2019-02-26 Jakub Jelinek <jakub@redhat.com>
6589 * tree.c (valid_constant_size_p): Deal with size INTEGER_CSTs
6590 with types other than sizetype/ssizetype.
6592 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
6594 * config/sparc/sparc-opts.h (enum processor_type): Rename to...
6595 (enum sparc_processor_type): ...this.
6596 (enum sparc_code_model_type): New enumeration type.
6597 (enum sparc_memory_model_type): Tweak comments.
6598 * config/sparc/sparc.opt (mcpu): Adjust to above renaming.
6600 (mcmodel): Use sparc_code_model enumeration and variable.
6601 (sparc_code_model): New enumeration.
6602 (mdebug): Add Undocumented marker.
6603 * config/sparc/sparc.h (enum cmodel): Delete.
6604 (sparc_cmodel): Likewise.
6605 (TARGET_CM_MEDLOW): Adjust to above renaming.
6606 (TARGET_CM_MEDMID): Likewise.
6607 (TARGET_CM_MEDANY): Likewise.
6608 (TARGET_CM_EMBMEDANY): Likewise.
6609 * config/sparc/sparc.c (sparc_cmodel): Delete.
6610 (sparc_option_override): Remove string/value mapping support for the
6611 code model. Move code and memory model support to after the handling
6612 of target flags. Do private machine setup last.
6613 (sparc_emit_set_symbolic_const64): Use sparc_code_model.
6614 (sparc_legitimize_reload_address): Likewise.
6615 (sparc_output_mi_thunk): Likewise.
6616 * config/sparc/sparc.md (cpu): Adjust comment to above renaming.
6618 2019-02-26 Jakub Jelinek <jakub@redhat.com>
6620 PR tree-optimization/89500
6621 * tree-ssa-strlen.c (stridx_strlenloc): Adjust comment.
6622 (handle_builtin_strlen): Remove noncst_bound variable. Always
6623 optimize strnlen (x, 0) to 0. Optimize strnlen (x, cst) to
6624 cst if the first cst bytes starting at x are known to be non-zero,
6625 even if the string is not zero terminated. Don't try to modify
6626 *si for strnlen. Update strlen_to_stridx only for strlen or if
6627 we can prove strnlen returns the same value as strlen would.
6629 2019-02-26 Martin Liska <mliska@suse.cz>
6631 * alloc-pool.h (struct pool_usage): Remove extra
6633 * bitmap.h (struct bitmap_usage): Likewise.
6634 * ggc-common.c (struct ggc_usage): Likewise.
6635 * mem-stats.h (struct mem_usage): Likewise.
6636 (mem_alloc_description::dump): Print dash lines
6637 here and repeat header at the end of a table report.
6638 It's then more readable.
6639 * tree-phinodes.c (phinodes_print_statistics): Make
6640 horizontal alignment.
6641 * tree-ssanames.c (ssanames_print_statistics): Likewise.
6642 * vec.c (struct vec_usage): Remove extra print_dash_line.
6643 * vec.h (vec_safe_grow_cleared): Pass PASS_MEM_STAT.
6645 2019-02-26 Uroš Bizjak <ubizjak@gmail.com>
6647 * doc/extend.texi (__builtin_object_size):
6648 Use @pxref instead of @xref inside parenthesis.
6649 (__builtin_has_attribute): Add missing comma after @xref.
6650 (__builtin_object_size): Ditto.
6651 * doc/md.texi (cond_*{mode}): Use @samp instead of @var around op1[i].
6652 * fortran/invoke.texi (-ffpe-trap): Use @var for every item
6655 2019-02-26 Jeff Law <law@redhat.com>
6657 PR rtl-optimization/87761
6658 * regcprop.c (copyprop_hardreg_forward_1): Use REG_UNUSED notes to
6659 detect obviously dead insns and delete them.
6661 2019-02-26 Richard Biener <rguenther@suse.de>
6663 PR tree-optimization/89505
6664 * tree-ssa-structalias.c (compute_dependence_clique): Make sure
6665 to handle restrict pointed-to vars with multiple subvars
6668 2019-02-26 Richard Biener <rguenther@suse.de>
6670 PR tree-optimization/89489
6671 * tree-parloops.c (create_loop_fn): Copy over last_clique.
6673 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
6675 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_IOR_EXPR>: Fix
6676 and move around comment.
6677 <BIT_AND_EXPR>: Likewise.
6678 <BIT_NOT_EXPR>: Add specific handling for boolean types.
6680 2019-02-26 Jakub Jelinek <jakub@redhat.com>
6683 * config/i386/i386.c (remove_partial_avx_dependency): Call
6684 df_analyze etc. before creation of the v4sf_const0 pseudo, rather than
6685 after changing possibly many instructions to use that pseudo. Fix up
6686 insertion of v4sf_const0 setter at the start of bb.
6688 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
6691 * doc/extend.texi (Variadic Pointer Args): New section.
6693 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
6694 Martin Sebor <msebor@gmail.com>
6696 * common.opt (Wattribute-alias): Likewise.
6697 * doc/invoke.texi (Option Summary): List general form of
6698 -Wattribute-alias=. List positive form of -Wmissing-attributes.
6699 (-Wmissing-attributes): Invert entry, rewrite and correct default.
6700 Add cross-references.
6701 (-Wattribute-alias): Rewrite and correct default. Mention
6702 considered attributes (same as for -Wmissing-attributes).
6704 2019-02-25 Paul A. Clarke <pc@us.ibm.com>
6706 * config/rs6000/emmintrin.h (_mm_cvtpd_epi32): Fix big endian.
6707 (_mm_cvtpd_ps): Likewise.
6708 (_mm_cvttpd_epi32): Likewise.
6711 * config/rs6000/xmmintrin.h (_mm_cvtss_f32): Fix type mismatch.
6712 (_mm_cvt_ss2si): Fix type mismatch and 32-bit.
6715 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Fix 32-bit.
6717 2019-02-25 Tamar Christina <tamar.christina@arm.com>
6720 * common/config/aarch64/aarch64-common.c
6721 (struct aarch64_option_extension): Add is_synthetic.
6722 (all_extensions): Use it.
6723 (TARGET_OPTION_INIT_STRUCT): Define hook.
6724 (struct gcc_targetm_common): Moved to end.
6725 (all_extensions_by_on): New.
6726 (opt_ext_cmp, typedef opt_ext): New.
6727 (aarch64_option_init_struct): New.
6728 (aarch64_contains_opt): New.
6729 (aarch64_get_extension_string_for_isa_flags): Output smallest set.
6730 * config/aarch64/aarch64-option-extensions.def
6731 (AARCH64_OPT_EXTENSION): Explicitly include AES and SHA2 in crypto.
6732 (fp, simd, crc, lse, fp16, rcpc, rdma, dotprod, aes, sha2, sha3,
6733 sm4, fp16fml, sve, profile, rng, memtag, sb, ssbs, predres):
6734 Set is_synthetic to false.
6735 (crypto): Set is_synthetic to true.
6736 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Add
6739 2019-02-25 Tamar Christina <tamar.christina@arm.com>
6741 * config/arm/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
6742 vfmlal_high_u32, vfmlsl_high_u32, vfmlalq_low_u32, vfmlslq_low_u32,
6743 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
6744 vfmlal_lane_high_u32, vfmlalq_laneq_low_u32, vfmlalq_lane_low_u32,
6745 vfmlal_laneq_low_u32, vfmlalq_laneq_high_u32, vfmlalq_lane_high_u32,
6746 vfmlal_laneq_high_u32, vfmlsl_lane_low_u32, vfmlsl_lane_high_u32,
6747 vfmlslq_laneq_low_u32, vfmlslq_lane_low_u32, vfmlsl_laneq_low_u32,
6748 vfmlslq_laneq_high_u32, vfmlslq_lane_high_u32, vfmlsl_laneq_high_u32):
6750 (vfmlal_low_f16, vfmlsl_low_f16, vfmlal_high_f16, vfmlsl_high_f16,
6751 vfmlalq_low_f16, vfmlslq_low_f16, vfmlalq_high_f16, vfmlslq_high_f16,
6752 vfmlal_lane_low_f16, vfmlal_lane_high_f16, vfmlalq_laneq_low_f16,
6753 vfmlalq_lane_low_f16, vfmlal_laneq_low_f16, vfmlalq_laneq_high_f16,
6754 vfmlalq_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_lane_low_f16,
6755 vfmlsl_lane_high_f16, vfmlslq_laneq_low_f16, vfmlslq_lane_low_f16,
6756 vfmlsl_laneq_low_f16, vfmlslq_laneq_high_f16, vfmlslq_lane_high_f16,
6757 vfmlsl_laneq_high_f16): ... To this.
6758 * config/arm/neon.md: Update comments.
6760 2019-02-25 Tamar Christina <tamar.christina@arm.com>
6762 * config/aarch64/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
6763 vfmlalq_low_u32, vfmlslq_low_u32, vfmlal_high_u32, vfmlsl_high_u32,
6764 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
6765 vfmlsl_lane_low_u32, vfmlal_laneq_low_u32, vfmlsl_laneq_low_u32,
6766 vfmlalq_lane_low_u32, vfmlslq_lane_low_u32, vfmlalq_laneq_low_u32,
6767 vfmlslq_laneq_low_u32, vfmlal_lane_high_u32, vfmlsl_lane_high_u32,
6768 vfmlal_laneq_high_u32, vfmlsl_laneq_high_u32, vfmlalq_lane_high_u32,
6769 vfmlslq_lane_high_u32, vfmlalq_laneq_high_u32, vfmlslq_laneq_high_u32):
6771 (vfmlal_low_f16, vfmlsl_low_f16, vfmlalq_low_f16, vfmlslq_low_f16,
6772 vfmlal_high_f16, vfmlsl_high_f16, vfmlalq_high_f16, vfmlslq_high_f16,
6773 vfmlal_lane_low_f16, vfmlsl_lane_low_f16, vfmlal_laneq_low_f16,
6774 vfmlsl_laneq_low_f16, vfmlalq_lane_low_f16, vfmlslq_lane_low_f16,
6775 vfmlalq_laneq_low_f16, vfmlslq_laneq_low_f16, vfmlal_lane_high_f16,
6776 vfmlsl_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_laneq_high_f16,
6777 vfmlalq_lane_high_f16, vfmlslq_lane_high_f16, vfmlalq_laneq_high_f16,
6778 vfmlslq_laneq_high_f16): ... To this.
6780 2019-02-25 Alexander Monakov <amonakov@ispras.ru>
6782 PR rtl-optimization/86096
6783 * df-scan.c (df_mw_compare): Do not check mw_reg fields when
6784 comparing mw_order values.
6786 2019-02-25 Jakub Jelinek <jakub@redhat.com>
6789 * config/arm/arm.md (*subsi3_carryin_const): Use
6790 arm_neg_immediate_operand predicate instead of
6791 arm_not_immediate_operand, "L" constraint instead of "K" and
6792 print it using %n2 instead of %B2.
6793 (*subsi3_carryin_const0): New define_insn.
6794 (*subsi3_carryin_compare_const): Use const_int_I_operand predicate
6795 instead of arm_not_operand and "I" constraint instead of "K" and
6796 print it using %n3 instead of %B2. Instead of using match_dup 2 add
6797 another match_operand and in the condition check that it is negation
6799 (*subsi3_carryin_compare_const0): New define_ins.
6800 (*subdi_di_zesidi): Adjust to use *subsi3_carryin_const0 instead of
6801 *subsi3_carryin_const.
6802 (*arm_cmpdi_insn): Fix splitting into *subsi3_carryin_compare_const,
6803 split into *subsi3_carryin_compare_const0 if the highpart is zero.
6806 * config/arm.vfp.md (*negdf2_vfp): Use
6807 gen_int_mode (0x80000000, SImode) instead of GEN_INT (0x80000000).
6808 * config/arm/neon.md (neon_copysignf<mode>): Likewise.
6810 2019-02-24 Jakub Jelinek <jakub@redhat.com>
6812 PR rtl-optimization/89445
6813 * simplify-rtx.c (simplify_ternary_operation): Don't use
6814 simplify_merge_mask on operands that may trap.
6815 * rtlanal.c (may_trap_p_1): Use FLOAT_MODE_P instead of
6816 SCALAR_FLOAT_MODE_P checks. For integral division by zero, if
6817 second operand is CONST_VECTOR, check if any element could be zero.
6818 Don't expect traps for VEC_{MERGE,SELECT,CONCAT,DUPLICATE} unless
6819 their operands can trap.
6821 2019-02-23 Martin Sebor <msebor@redhat.com>
6823 * gimple-ssa-sprintf.c (target_strtol): Rename...
6824 (target_strtohwi): ...to this. Handle values up to HOST_WIDE_INT_MAX.
6825 (parse_directive): Adjust to name change. Use HOST_WIDE_INT_MAX to
6826 check for range error.
6828 2019-02-23 H.J. Lu <hongjiu.lu@intel.com>
6831 * opts-common.c (prune_options): Also prune joined switches
6832 with Negative and RejectNegative.
6833 * config/i386/i386.opt (march=): Add Negative(march=).
6834 (mtune=): Add Negative(mtune=).
6835 * doc/options.texi: Document Negative used together with Joined
6838 2019-02-22 Martin Sebor <msebor@redhat.com>
6840 * doc/extend.texi (Other Builtins): Add
6841 __builtin_is_constant_evaluated.
6843 2019-02-22 Richard Biener <rguenther@suse.de>
6845 PR tree-optimization/87609
6846 * tree-cfg.c (gimple_duplicate_bb): Only remap inlined cliques.
6848 2019-02-22 Jeff Law <law@redhat.com>
6850 PR rtl-optimization/87761
6851 * config/mips/mips.md: Add new combiner pattern to recognize
6852 a bitfield extraction using (ashiftrt (truncate (ashift (...)))).
6854 2019-02-22 Matthew Malcomson <matthew.malcomson@arm.com>
6857 * config/aarch64/aarch64.md: Use aarch64_general_reg predicate on
6858 destination register in peepholes generating patterns for ADDS/SUBS.
6859 (add<mode>3_compare0,
6860 *addsi3_compare0_uxtw, add<mode>3_compareC,
6861 add<mode>3_compareV_imm, add<mode>3_compareV,
6862 *adds_<optab><ALLX:mode>_<GPI:mode>,
6863 *subs_<optab><ALLX:mode>_<GPI:mode>,
6864 *adds_<optab><ALLX:mode>_shift_<GPI:mode>,
6865 *subs_<optab><ALLX:mode>_shift_<GPI:mode>,
6866 *adds_<optab><mode>_multp2, *subs_<optab><mode>_multp2,
6867 *sub<mode>3_compare0, *subsi3_compare0_uxtw,
6868 sub<mode>3_compare1): Allow stack pointer for source register.
6869 * config/aarch64/predicates.md (aarch64_general_reg): New predicate.
6871 2019-02-22 Martin Sebor <msebor@redhat.com>
6873 PR tree-optimization/88993
6874 PR tree-optimization/88853
6875 * gimple-ssa-sprintf.c (sprintf_dom_walker::call_info::is_file_func):
6877 (sprintf_dom_walker::call_info::is_string_func): New helper.
6878 (format_directive): Only issue "may exceed" 4095/INT_MAX warnings
6879 for formatted string functions.
6880 (sprintf_dom_walker::handle_gimple_call): Fix a typo in a comment.
6882 2019-02-22 Martin Sebor <msebor@redhat.com>
6885 * c-parser.c (sizeof_ptr_memacc_comptypes): Avoid warning in
6886 unreachable subexpressions.
6888 2019-02-22 H.J. Lu <hongjiu.lu@intel.com>
6889 Hongtao Liu <hongtao.liu@intel.com>
6890 Sunil K Pandey <sunil.k.pandey@intel.com>
6893 * config/i386/i386-passes.def: Add
6894 pass_remove_partial_avx_dependency.
6895 * config/i386/i386-protos.h
6896 (make_pass_remove_partial_avx_dependency): New.
6897 * config/i386/i386.c (make_pass_remove_partial_avx_dependency):
6899 (pass_data_remove_partial_avx_dependency): New.
6900 (pass_remove_partial_avx_dependency): Likewise.
6901 (make_pass_remove_partial_avx_dependency): Likewise.
6902 * config/i386/i386.md (avx_partial_xmm_update): New attribute.
6903 (*extendsfdf2): Add avx_partial_xmm_update.
6904 (truncdfsf2): Likewise.
6905 (*float<SWI48:mode><MODEF:mode>2): Likewise.
6906 (SF/DF conversion splitters): Disabled for TARGET_AVX.
6908 2019-02-22 Aldy Hernandez <aldyh@redhat.com>
6911 * gimple-ssa-sprintf.c (pass_sprintf_length::execute): Enable loop
6914 2019-02-22 Thiago Macieira <thiago.macieira@intel.com>
6917 * config/i386/i386.h (PTA_WESTMERE): Remove PTA_AES.
6918 (PTA_SKYLAKE): Add PTA_AES.
6919 (PTA_GOLDMONT): Likewise.
6921 2019-02-22 Sudakshina Das <sudi.das@arm.com>
6923 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Add bti
6924 instruction if enabled.
6925 (aarch64_override_options): Remove reference to return address key.
6927 2019-02-22 Richard Biener <rguenther@suse.de>
6929 PR tree-optimization/89440
6930 * tree-vect-loop.c (vect_create_epilog_for_reduction): Remove
6931 not necessary assert.
6933 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
6936 * omp-general.c (oacc_replace_fn_attrib): Mostly split out into...
6937 (oacc_replace_fn_attrib_attr): ... this new function.
6938 * omp-general.h (oacc_replace_fn_attrib_attr): New prototype.
6939 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Revert workaround.
6941 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6943 * config/arm/arm-cpus.in (ares): Rename to...
6944 (neoverse-n1): ... This. Add ares as alias.
6945 * config/arm/arm-tables.opt: Regenerate.
6946 * config/arm/arm-tune.md: Likewise.
6947 * doc/invoke.txt (ARM Options): Document neoverse-n1.
6949 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6951 * config/aarch64/aarch64-cores.def (neoverse-e1): Define.
6952 * config/aarch64/aarch64-tune.md: Regenerate.
6953 * doc/invoke.texi (AArch64 Options): Document neoverse-e1 -mcpu option.
6955 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6957 * config/aarch64/aarch64.c (ares_tunings): Rename to...
6958 (neoversen1_tunings): ... This.
6959 * config/aarch64/aarch64-cores.def (ares): Change tuning to the above.
6960 (neoverse-n1): New CPU.
6961 * config/aarch64/aarch64-tune.md: Regenerate.
6962 * doc/invoke.txt (AArch64 Options): Document neoverse-n1.
6964 2019-02-22 Richard Biener <rguenther@suse.de>
6967 * cfghooks.h (dependence_hash): New typedef.
6968 (struct copy_bb_data): New type.
6969 (cfg_hooks::duplicate_block): Adjust to take a copy_bb_data argument.
6970 (duplicate_block): Likewise.
6971 * cfghooks.c (duplicate_block): Pass down copy_bb_data.
6972 (copy_bbs): Create and pass down copy_bb_data.
6973 * cfgrtl.c (cfg_layout_duplicate_bb): Adjust.
6974 (rtl_duplicate_bb): Likewise.
6975 * tree-cfg.c (gimple_duplicate_bb): If the copy_bb_data arg is not NULL
6976 remap dependence info.
6978 2019-02-22 Richard Biener <rguenther@suse.de>
6980 PR tree-optimization/87609
6981 * tree-core.h (tree_base): Document special clique values.
6982 * tree-inline.c (remap_dependence_clique): Do not use the
6983 special clique value of one.
6984 (maybe_set_dependence_info): Use clique one.
6985 (clear_dependence_clique): New callback.
6986 (compute_dependence_clique): Clear clique one from all refs
6987 before assigning it (again).
6989 2019-02-21 Martin Sebor <msebor@redhat.com>
6991 * doc/extend.texi (__clear_cache): Correct signature.
6993 2019-02-21 Ian Lance Taylor <iant@golang.org>
6996 * varasm.c (decode_addr_const): Call lookup_constant_def rather
6997 than output_constant_def.
6998 (add_constant_to_table): New static function.
6999 (output_constant_def): Call add_constant_to_table.
7000 (tree_output_constant_def): Likewise.
7002 2019-02-21 Jakub Jelinek <jakub@redhat.com>
7005 * builtins.c (fold_builtin_arith_overflow): If first two args are
7006 INTEGER_CSTs, set intres and ovfres to constants rather than calls
7009 2019-02-21 H.J. Lu <hongjiu.lu@intel.com>
7012 * config/i386/i386.c (ix86_set_indirect_branch_type): Issue an
7013 error for -mindirect-branch/-mfunction-return with incompatible
7016 2019-02-21 Jakub Jelinek <jakub@redhat.com>
7019 * constraints.md (q): Remove.
7020 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use rk constraint
7023 2019-02-21 Martin Jambor <mjambor@suse.cz>
7026 * omp-general.c (omp_extract_for_data): Removed a duplicate call
7027 to omp_adjust_for_condition, moved NE_EXPR code_cond processing...
7028 (omp_adjust_for_condition): ...here. Added necessary parameters.
7029 * omp-general.h (omp_adjust_for_condition): Updated declaration.
7030 * omp-grid.c (grid_attempt_target_gridification): Adjust to pass
7031 proper values to new parameters of omp_adjust_for_condition.
7033 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7036 * expr.c (expand_assignment): If result is a MEM, use change_address
7037 instead of simplify_gen_subreg.
7039 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7040 David Malcolm <dmalcolm@redhat.com>
7043 * fold-const.c (decode_field_reference): Return NULL_TREE if
7044 lang_hooks.types.type_for_size returns NULL. Check it before
7045 overwriting *exp_. Use return NULL_TREE instead of return 0.
7047 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7051 * toplev.c (do_compile): Double the emin/emax exponents to workaround
7054 2019-02-20 Uroš Bizjak <ubizjak@gmail.com>
7057 * config/i386/i386.c (ix86_atomic_assign_expand_fenv): Check
7058 TARGET_SSE in addition to TARGET_SSE_MATH.
7060 (ix86_excess_precision): Ditto.
7061 (ix86_float_exceptions_rounding_supported_p): Ditto.
7062 (use_rsqrt_p): Ditto.
7063 * config/i386/sse.md (rsqrt<mode>2): Ditto.
7065 2019-02-20 David Malcolm <dmalcolm@redhat.com>
7068 * diagnostic-show-locus.c (layout::calculate_line_spans): Use
7069 linenum_arith_t when determining if two adjacent line spans are
7070 close enough to merge.
7071 (diagnostic_show_locus): Use linenum_arith_t when iterating over
7072 lines within each line_span.
7074 2019-02-20 Andre Vieira <andre.simoesdiasvieira@arm.com>
7077 * lra-constraints.c(uses_hard_regs_p): Fix handling of
7078 paradoxical SUBREGS.
7080 2019-02-20 Li Jia He <helijia@linux.ibm.com>
7083 * gcc/config/rs6000/rs6000.c (rs6000_gimple_fold_builtin)
7084 <case ALTIVEC_BUILTIN_VSPLTISB, ALTIVEC_BUILTIN_VSPLTISH,
7085 ALTIVEC_BUILTIN_VSPLTISW>: Don't convert the operand before
7088 2019-02-19 Jonathan Wakely <jwakely@redhat.com>
7090 * config/gcn/gcn.c (print_operand): Fix typo.
7092 2019-02-19 Richard Biener <rguenther@suse.de>
7095 * toplev.c (do_compile): Initialize mpfr's exponent range
7096 based on available float modes.
7098 2019-02-19 Eric Botcazou <ebotcazou@adacore.com>
7100 * rtlanal.c (get_initial_register_offset): Fall back to the estimate
7101 as long as the epilogue isn't completed.
7103 2019-02-18 Martin Sebor <msebor@redhat.com>
7105 * doc/cpp.texi (Conditional syntax): Add __has_attribute,
7106 __has_cpp_attribute, and __has_include.
7108 2019-02-18 Martin Sebor <msebor@redhat.com>
7110 * doc/invoke.texi (-Wreturn-type): Correct and expand.
7112 2019-02-18 Martin Sebor <msebor@redhat.com>
7115 * tree.c (valid_constant_size_p): Avoid assuming size is a constant
7117 * tree.h (cst_size_error): Add the cst_size_not_constant enumerator.
7119 2019-02-18 Richard Biener <rguenther@suse.de>
7121 PR tree-optimization/89296
7122 * tree-ssa-loop-ch.c (ch_base::copy_headers): Restrict setting
7123 of no-warning flag to cases that might emit the bogus warning.
7125 2019-02-18 Jakub Jelinek <jakub@redhat.com>
7128 * config/arm/arm.md (*arm_movdi, *movdf_soft_insn): Use "r" instead of
7130 * config/arm/vfp.md (*movdi_vfp): Likewise.
7131 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use "r" instead of
7132 "q" constraint for operands[0].
7135 * config/s390/s390.md (*r<noxa>sbg_<mode>_srl_bitmask,
7136 *r<noxa>sbg_<mode>_sll, *r<noxa>sbg_<mode>_srl): Don't construct
7137 pattern in a temporary buffer.
7138 (*r<noxa>sbg_sidi_srl): Likewise. Always use 32 as I3 rather
7139 than 64-operands[2].
7142 * config/s390/s390.c (s390_indirect_branch_attrvalue,
7143 s390_indirect_branch_settings): Define unconditionally.
7144 (s390_set_current_function): Likewise, but guard the whole body except
7145 the s390_indirect_branch_settings call with
7146 #if S390_USE_TARGET_ATTRIBUTE.
7147 (TARGET_SET_CURRENT_FUNCTION): Redefine unconditionally.
7149 * config/s390/s390.md (*<risbg_n>_ior_and_sr_ze,
7150 *<risbg_n>_<mode>_ior_and_lshiftrt, *<risbg_n>_sidi_ior_and_lshiftrt):
7151 Use HOST_WIDE_INT_M1U instead of ~(0ULL).
7152 (*<risbg_n>_and_subregdi_rotr, *<risbg_n>_and_subregdi_rotl): Use
7153 HOST_WIDE_INT_1U instead of 1ULL.
7154 (*pre_z10_extzv<mode>, *pre_z10_extv<mode>): Change mask type from int
7155 to unsigned HOST_WIDE_INT, use HOST_WIDE_INT_1U instead of 1ul.
7156 (*insv<mode><clobbercc_or_nocc>_appendbitsleft,
7157 z = (x << c) | (y >> d) splitters): Use HOST_WIDE_INT_1U
7159 (*insv<mode>_mem_reg, *insvdi_mem_reghigh): Use HOST_WIDE_INT_1U
7162 2019-02-18 Martin Jambor <mjambor@suse.cz>
7164 PR tree-optimization/89209
7165 * tree-sra.c (create_access_replacement): New optional parameter
7166 reg_tree. Use it as a type if non-NULL and access type is not of
7168 (get_repl_default_def_ssa_name): New parameter REG_TYPE, pass it
7169 to create_access_replacement.
7170 (sra_modify_assign): Pass LHS type to get_repl_default_def_ssa_name.
7171 Check lacc is non-NULL before attempting to re-create it on the RHS.
7173 2019-02-18 Martin Liska <mliska@suse.cz>
7176 * cgraph.c (symbol_table::create_edge): Set m_summary_id to -1
7178 (symbol_table::free_edge): Recycle m_summary_id.
7179 * cgraph.h (get_summary_id): New.
7180 (symbol_table::release_symbol): Set m_summary_id to -1
7182 (symbol_table::allocate_cgraph_symbol): Recycle m_summary_id.
7183 * ipa-fnsummary.c (ipa_fn_summary_t): Switch from
7184 function_summary to fast_function_summary.
7185 * ipa-fnsummary.h (ipa_fn_summary_t): Likewise.
7186 * ipa-pure-const.c (class funct_state_summary_t):
7187 Switch from function_summary to fast_function_summary.
7188 * ipa-reference.c (class ipa_ref_var_info_summary_t): Likewise.
7189 (class ipa_ref_opt_summary_t): Switch from function_summary
7190 to fast_function_summary.
7191 * symbol-summary.h (class function_summary_base): New class
7192 that is created from base of former function_summary.
7193 (function_summary_base::unregister_hooks): New.
7194 (class function_summary): Inherit from function_summary_base.
7195 (class call_summary_base): New class
7196 that is created from base of former call_summary.
7197 (class call_summary): Inherit from call_summary_base.
7198 (struct is_same): New.
7199 (class fast_function_summary): New summary class.
7200 (class fast_call_summary): New summary class.
7201 * vec.h (vec_safe_grow_cleared): New function.
7203 2019-02-18 Martin Liska <mliska@suse.cz>
7205 * config/i386/i386.c (ix86_get_multilib_abi_name): New function.
7206 (TARGET_GET_MULTILIB_ABI_NAME): New macro defined.
7207 * doc/tm.texi: Document new target hook.
7208 * doc/tm.texi.in: Likewise.
7209 * target.def: Add new target macro.
7210 * gcc.c (find_fortran_preinclude_file): Do not search multilib
7213 2019-02-17 Alan Modra <amodra@gmail.com>
7216 * config/rs6000/rs6000.md (<bd>_<mode> split): Check for an int
7217 output reg on add insn.
7218 (<bd>tf_<mode> split): Likewise. Match predicates with insn.
7220 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
7223 * config/i386/sse.md (ssedoublemode): Remove V4HI.
7224 (PMULHRSW): Likewise.
7225 (<ssse3_avx2>_pmulhrsw<mode>3): Require TARGET_SSSE3, not
7227 (ssse3_pmulhrswv4hi3): New expander.
7229 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
7231 * config/i386/mmx.md (*vec_extractv2si_zext_mem): Doesn't require
7232 MMX. Add isa attribute.
7234 2019-02-16 Jakub Jelinek <jakub@redhat.com>
7236 PR rtl-optimization/66152
7237 * builtins.h (c_readstr): Declare.
7238 * builtins.c (c_readstr): Remove forward declaration. Add
7239 null_terminated_p argument, if false, read all bytes from the
7240 string instead of stopping after '\0'.
7241 * expr.c (string_cst_read_str): New function.
7242 (store_expr): Use string_cst_read_str instead of
7243 builtin_strncpy_read_str. Try to store by pieces the whole
7244 exp_len first, and only if that fails, split it up into
7245 store by pieces followed by clear_storage. Formatting fix.
7247 * config/i386/i386.md (*movqi_internal): Remove static from
7248 buf variable. Use output_asm_insn (buf, operands); return "";
7249 instead of return buf;.
7250 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>,
7251 *<code><mode>3<mask_name>, *andnot<mode>3, *andnottf3, *<code><mode>3,
7252 *<code>tf3, <mask_codefor><code><mode>3<mask_name>): Likewise.
7254 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7256 * config/sparc/linux.h (ASAN_CC1_SPEC): Define.
7257 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC and ASAN_CC1_SPEC.
7258 * config/sparc/linux64.h (ASAN_CC1_SPEC): Likewise.
7259 (CC1_SPEC): Likewise.
7260 * config/sparc/sparc.c (sparc_asan_shadow_offset): Adjust for 64-bit.
7262 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7264 * asan.c (asan_emit_stack_protection): Use full-sized mask to align
7265 the base address on 64-bit strict-alignment platforms.
7267 2019-02-15 H.J. Lu <hongjiu.lu@intel.com>
7269 * config/i386/i386.h (VALID_MMX_REG_MODE): Correct the misplaced ')'.
7271 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
7273 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT_P): New define.
7275 2019-02-15 Aaron Sawdey <acsawdey@linux.ibm.com>
7277 PR rtl-optimization/88308
7278 * shrink-wrap.c (move_insn_for_shrink_wrap): Fix LABEL_NUSES counts
7279 on copied instruction.
7281 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7283 * final.c (insn_current_reference_address): Replace test on JUMP_P
7284 with test on jump_to_label_p.
7285 * config/visium/visium-passes.def: New file.
7286 * config/visium/t-visium (PASSES_EXTRA): Define.
7287 * config/visium/visium-protos.h (make_pass_visium_reorg): Declare.
7288 * config/visium/visium.h (TRAMPOLINE_SIZE): Adjust.
7289 (TRAMPOLINE_ALIGNMENT): Define.
7290 * config/visium/visium.c (visium_option_override): Do not register
7291 the machine-specific reorg pass here.
7292 (visium_trampoline_init): Align the BRA insn on a 64-bit boundary
7294 (output_branch): Adjust threshold for long branch instruction.
7295 * config/visium/visium.md (cpu): Move around.
7296 (length): Adjust for the GR6.
7298 2019-02-15 Richard Biener <rguenther@suse.de>
7299 Jakub Jelinek <jakub@redhat.com>
7301 PR tree-optimization/89278
7302 * tree-loop-distribution.c: Include tree-eh.h.
7303 (generate_memset_builtin, generate_memcpy_builtin): Call
7304 rewrite_to_non_trapping_overflow on builtin->size before passing it
7305 to force_gimple_operand_gsi.
7307 2019-02-15 Jakub Jelinek <jakub@redhat.com>
7310 * optc-save-gen.awk: Handle optimize_fast like optimize_size or
7312 * opth-gen.awk: Likewise.
7314 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
7316 * config/i386/i386.h (TARGET_SUBTARGET64_ISA_DEFAULT):
7317 Enable MMX, SSE and SSE2 by default.
7318 * config/i386/i386.c (ix86_option_override_internal): Do not
7319 explicitly set MMX, SSE and SSE2 flags for TARGET_64BIT here.
7321 2019-02-14 Jakub Jelinek <jakub@redhat.com>
7323 PR rtl-optimization/89354
7324 * combine.c (make_extraction): Punt if extraction_mode is narrower
7327 2019-02-14 Maya Rashish <coypu@sdf.org>
7329 * config.gcc (*-*-netbsd*): Add netbsd-d.o.
7330 * config/netbsd-d.c: New file.
7331 * config/t-netbsd: Add netbsd-d.o
7333 2018-02-14 Steve Ellcey <sellcey@marvell.com>
7335 * config/aarch64/aarch64.c (aarch64_attribute_table): Change
7336 affects_type_identity to true for aarch64_vector_pcs.
7337 (aarch64_comp_type_attributes): New function.
7338 (TARGET_COMP_TYPE_ATTRIBUTES): New macro.
7340 2019-02-14 Tamar Christina <tamar.christina@arm.com>
7343 * config/arm/iterators.md (ANY64): Add V4HF.
7345 2019-02-14 Martin Liska <mliska@suse.cz>
7347 PR rtl-optimization/89242
7348 * dce.c (delete_unmarked_insns): Call free_dominance_info we
7349 process a transformation.
7351 2019-02-14 Jakub Jelinek <jakub@redhat.com>
7353 PR tree-optimization/89314
7354 * fold-const.c (fold_binary_loc): Cast strlen argument to
7355 const char * before dereferencing it. Formatting fixes.
7358 * passes.def: Swap pass_ubsan and pass_early_warn_uninitialized.
7360 2019-02-13 Ian Lance Taylor <iant@golang.org>
7362 * optc-save-gen.awk: Set var_opt_hash for initial optimizations
7363 and set current index for other optimizations.
7365 2019-02-13 Uroš Bizjak <ubizjak@gmail.com>
7367 * config/i386/sse.md (vec_set<VI4F_256_512:mode>_0): Use
7368 nonimmediate_operand as operand 2 predicate.
7369 (vec_set<VF2_512_256:mode>_0): Ditto.
7370 (vec_set<VI8_AVX_AVX512F:mode>_0): Ditto.
7371 (*vec_concatv2si): Remove alternative 2.
7372 (*vec_concatv4si_0): Use vm constraint for alternative 0.
7373 (*vec_concatv4si_0): Remove preferred_for_speed attribute.
7374 (vec_concatv2di): Split alternatives 4,5,6 to ...
7375 (*vec_concatv2di_0) ... new pattern.
7377 2019-02-13 Wilco Dijkstra <wdijkstr@arm.com>
7380 * config/arm/arm.c (ldm_stm_operation_p) Set
7381 addr_reg_in_reglist correctly for first register.
7382 (load_multiple_sequence): Remove dead base check.
7383 (gen_ldm_seq): Correctly set write_back for Thumb-1.
7385 2019-02-13 Tamar Christina <tamar.christina@arm.com>
7388 * config/aarch64/aarch64-sve.md (*pred_mov<mode>, pred_mov<mode>):
7389 Expose as @aarch64_pred_mov.
7390 * config/aarch64/aarch64.c (aarch64_classify_address):
7391 Use expand_insn which legitimizes operands.
7393 2019-02-13 Martin Liska <mliska@suse.cz>
7395 * builtins.h (expand_builtin_with_bounds): Remove declaration.
7396 * calls.c (struct arg_data): Remove special_slot, pointer_arg
7397 and pointer_offset fields.
7398 (initialize_argument_information): Remove usage of dead
7400 * cgraph.h (struct cgraph_thunk_info): Remove
7401 add_pointer_bounds_args.
7402 * cgraphunit.c (cgraph_node::expand_thunk): Remove usage of dead
7404 (cgraph_node::assemble_thunks_and_aliases): Remove usage of dead
7406 * config/i386/i386.c (ix86_function_arg_advance): Remove
7408 (struct builtin_isa): Remove leaf_p and nothrow_p fields.
7409 (def_builtin): Remove usage of dead
7411 (ix86_add_new_builtins): Likewise.
7412 * ipa-fnsummary.c (compute_fn_summary): Likewise.
7413 * ipa-icf.c (sem_function::equals_wpa): Likewise.
7414 (sem_function::init): Likewise.
7415 (sem_variable::merge): Likewise.
7416 * ipa-visibility.c (function_and_variable_visibility): Likewise.
7417 * ipa.c (symbol_table::remove_unreachable_nodes): Likewise.
7418 * lto-cgraph.c (lto_output_node): Likewise.
7419 (lto_output_varpool_node): Likewise.
7420 (input_node): Likewise.
7421 (input_varpool_node): Likewise.
7422 * lto-streamer-out.c (lto_output): Likewise.
7423 * tree-inline.c (expand_call_inline): Remove usage of
7425 * tree-inline.h (struct copy_body_data): Likewise.
7426 * varpool.c (varpool_node::dump): Likewise.
7428 2019-02-13 Jakub Jelinek <jakub@redhat.com>
7431 * tree-ssa-structalias.c (set_uids_in_ptset): Or in vi->is_heap_var
7432 into pt->vars_contains_escaped_heap instead of setting
7433 pt->vars_contains_escaped_heap to it.
7436 * optabs.c (prepare_cmp_insn): Use UINTVAL (size) instead of
7437 INTVAL (size), compare it to GET_MODE_MASK instead of
7438 1 << GET_MODE_BITSIZE.
7441 * config/i386/predicates.md (x86_64_immediate_operand): Allow
7442 TLS UNSPECs offsetted by signed 32-bit CONST_INT even with
7445 2019-02-13 Martin Liska <mliska@suse.cz>
7448 * cfgrtl.c (remove_barriers_from_footer): New function.
7449 (try_redirect_by_replacing_jump): Use it.
7450 (cfg_layout_redirect_edge_and_branch): Likewise.
7452 2019-02-13 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
7454 * config/rs6000/altivec.h (vec_sbox_be, vec_cipher_be,
7455 vec_cipherlast_be, vec_ncipher_be, vec_ncipherlast_be): New #defines.
7456 * config/rs6000/crypto.md (CR_vqdi): New define_mode_iterator.
7457 (crypto_vsbox_<mode>, crypto_<CR_insn>_<mode>): New define_insns.
7458 * config/rs6000/rs6000-builtin.def (VSBOX_BE): New BU_CRYPTO_1.
7459 (VCIPHER_BE, VCIPHERLAST_BE, VNCIPHER_BE, VNCIPHERLAST_BE):
7461 * config/rs6000/rs6000.c (builtin_function_type)
7462 <CRYPTO_BUILTIN_VSBOX_BE, CRYPTO_BUILTIN_VCIPHER_BE,
7463 CRYPTO_BUILTIN_VCIPHERLAST_BE, CRYPTO_BUILTIN_VNCIPHER_BE,
7464 CRYPTO_BUILTIN_VNCIPHERLAST_BE>: New switch options.
7465 * doc/extend.texi (vec_sbox_be, vec_cipher_be, vec_cipherlast_be,
7466 vec_ncipher_be, vec_ncipherlast_be): New builtin functions.
7468 2019-02-12 Pat Haugen <pthaugen@us.ibm.com>
7470 * doc/invoke.texi (RS/6000 and PowerPC Options): Remove duplicate
7471 -maltivec. Delete -maltivec=be and -maltivec=le documentation.
7473 2019-02-12 H.J. Lu <hongjiu.lu@intel.com>
7476 * config/i386/i386.md (*movoi_internal_avx): Revert revision
7477 268678 and revision 268657.
7478 (*movti_internal): Likewise.
7480 2019-02-12 Ilya Leoshkevich <iii@linux.ibm.com>
7483 * config/s390/s390.c (s390_decompose_address): Update comment.
7484 (s390_check_qrst_address): Reject invalid address forms after
7487 2019-02-12 Martin Liska <mliska@suse.cz>
7490 * ipa-pure-const.c (propagate_pure_const): Revert hunk as
7491 we need default values of funct_state for a function that
7494 2019-02-12 Eric Botcazou <ebotcazou@adacore.com>
7496 * asan.c (asan_expand_mark_ifn): Take into account the alignment of
7497 the object to pick the size of stores on strict-alignment platforms.
7499 * config/sparc/sparc.md (*movsi_insn): Minor tweak.
7500 (*movdi_insn_sp32): Likewise.
7501 (*movdi_insn_sp64): Likewise.
7503 2019-02-12 Jan Hubicka <hubicka@ucw.cz>
7506 * cgraphunit.c (analyze_functions): Clear READONLY flag for external
7507 types that needs constructiong.
7508 * tree.h (may_be_aliased): Do not check TYPE_NEEDS_CONSTRUCTING.
7510 2019-02-12 Richard Biener <rguenther@suse.de>
7512 PR tree-optimization/89253
7513 * tree-ssa-loop-split.c (tree_ssa_split_loops): Check we can
7516 2019-02-11 David Malcolm <dmalcolm@redhat.com>
7519 * input.c (selftest::test_line_offset_overflow): New selftest.
7520 (selftest::input_c_tests): Call it.
7522 2019-02-11 Martin Sebor <msebor@redhat.com>
7524 PR tree-optimization/88771
7525 * gimple-ssa-warn-restrict.c (pass_wrestrict::gate): Also enable
7526 when -Wstringop-overflow is set.
7527 (builtin_memref::builtin_memref): Adjust excessive upper bound
7528 only when lower bound is not excessive.
7529 (maybe_diag_overlap): Detect and diagnose excessive bounds via
7530 -Wstringop-ovefflow.
7531 (maybe_diag_offset_bounds): Rename...
7532 (maybe_diag_access_bounds): ...to this.
7533 (check_bounds_or_overlap): Adjust for name change above.
7535 2019-02-11 Martin Sebor <msebor@redhat.com>
7538 * builtins.c (max_object_size): Move from here...
7539 * builtins.h (max_object_size): ...and here...
7540 * tree.c (max_object_size): ...to here...
7541 * tree.h (max_object_size): ...and here.
7543 2019-02-11 Bill Schmidt <wschmidt@linux.ibm.com>
7545 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Shift-right
7546 and shift-left vector built-ins need to include a TRUNC_MOD_EXPR
7547 for correct semantics.
7549 2019-02-11 Alan Modra <amodra@gmail.com>
7551 * doc/invoke.texi (man page RS/6000 and PowerPC Options): Mention
7552 -mlongcall and -mpltseq.
7553 (RS/6000 and PowerPC Options <-mlongcall>): Mention inline PLT calls.
7554 (RS/6000 and PowerPC Options <-mpltseq>): Document.
7555 * config/rs6000/rs6000.h (TARGET_PLTSEQ): Define.
7556 * config/rs6000/sysv4.opt (mpltseq): New option.
7557 * config/rs6000/sysv4.h (TARGET_PLTSEQ): Redefine.
7558 (SUBTARGET_OVERRIDE_OPTIONS): Error if given -mpltseq when assembler
7559 support is lacking. Don't allow -mpltseq with -mbss-plt.
7560 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Warn if
7561 -mpltseq given for ELFv1.
7562 * config/rs6000/rs6000.c (rs6000_call_aix): Comment on UNSPEC_PLTSEQ.
7563 Only use UNSPEC_PLTSEQ for inline PLT calls.
7564 (rs6000_call_sysv, rs6000_sibcall_sysv): Expand comments. Only
7565 use UNSPEC_PLTSEQ for inline PLT calls.
7566 (rs6000_indirect_call_template_1, rs6000_longcall_ref),
7567 (rs6000_call_aix, rs6000_call_sysv, rs6000_sibcall_sysv): Replace
7568 uses of HAVE_AS_PLTSEQ with TARGET_PLTSEQ, simplifying.
7569 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
7570 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
7571 (pltseq_mtctr_<mode>): Likewise.
7573 2019-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7575 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Use 8-byte strings with
7577 * configure: Regenerate.
7579 2019-02-11 Jakub Jelinek <jakub@redhat.com>
7582 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use q constraint
7585 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
7587 * function.c (assign_parm_setup_block): Use the stored
7588 size, not the passed size, when allocating stack-space,
7589 also for a parameter with alignment larger than
7590 MAX_SUPPORTED_STACK_ALIGNMENT.
7592 2019-02-11 Martin Liska <mliska@suse.cz>
7595 * ipa-cp.c (build_toporder_info): Remove usage of a param.
7596 * ipa-inline.c (inline_small_functions): Likewise.
7597 * ipa-pure-const.c (propagate_pure_const): Likewise.
7598 (propagate_nothrow): Likewise.
7599 * ipa-reference.c (propagate): Likewise.
7600 * ipa-utils.c (struct searchc_env): Remove unused field.
7601 (searchc): Always search across AVAIL_INTERPOSABLE.
7602 (ipa_reduced_postorder): Always allow AVAIL_INTERPOSABLE as
7603 the only called IPA pure const can properly not propagate
7604 across interposable boundary.
7605 * ipa-utils.h (ipa_reduced_postorder): Remove param.
7607 2019-02-11 Chung-Ju Wu <jasonwucj@gmail.com>
7609 * config/nds32/nds32.md (call_internal, call_value_internal,
7610 sibcall_internal, sibcall_value_internal): Use SImode for mem rtx.
7612 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
7614 * config/cris/cris.c (cris_preferred_minimum_alignment): Fix name
7617 2019-02-10 H.J. Lu <hongjiu.lu@intel.com>
7619 * config/i386/constraints.md (Yd): Replace AVX512BW with AVX512DQ
7622 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
7624 * config.gcc (with_nds32_lib): Set default --with-nds32-lib correctly.
7626 2019-02-10 Jakub Jelinek <jakub@redhat.com>
7628 PR tree-optimization/89268
7629 * tree-if-conv.c (version_loop_for_if_conversion): Push to preds only
7630 if preds is non-NULL.
7632 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7635 * tree.c (fld_simplified_type_name): Also keep TYPE_DECL for
7638 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
7640 * config/nds32/nds32.md (trap): New pattern.
7642 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
7644 * config/nds32/nds32.c (nds32_dwarf_register_span): Refine register
7647 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
7649 * config/nds32/nds32-md-auxiliary.c (nds32_spilt_doubleword): Support
7652 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7654 * ipa-visibility.c (localize_node): Also do not localize
7655 LDPR_PREVAILING_DEF_IRONLY_EXP.
7657 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7660 * tree.c (fld_simplified_type_name): Use DECL_ASSEMBLER_NAME_SET_P
7661 instead of type_with_linkage.
7663 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7666 * params.def (uninlined-function-insns, uninlined-function-time,
7667 uninlined-thunk-insns, uninlined-thunk-time): Add artificial upper
7668 bound so we don't get overflows.
7670 2019-02-09 Aaron Sawdey <acsawdey@linux.ibm.com>
7672 * config/rs6000/rs6000-string.c (expand_compare_loop,
7673 expand_block_compare): Insert REG_BR_PROB notes in inline expansion of
7676 2019-02-09 Jakub Jelinek <jakub@redhat.com>
7679 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
7680 If !node->definition and TYPE_ARG_TYPES is non-NULL, use
7681 TYPE_ARG_TYPES instead of DECL_ARGUMENTS.
7683 2019-02-09 Alan Modra <amodra@gmail.com>
7686 * config/rs6000/rs6000.c (save_reg_p): Correct calls_eh_return
7687 case. Match logic in rs6000_emit_prologue emitting pic_offset_table
7690 2019-02-08 Vladimir Makarov <vmakarov@redhat.com>
7693 * lra-constraints.c (process_alt_operands): Don't increase reject
7694 for memory when offset memory is required.
7696 2019-02-08 Robin Dapp <rdapp@linux.ibm.com>
7698 * config/s390/vector.md: Implement vector copysign.
7700 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
7702 * expr.c (expand_constructor): Correct indentations.
7704 2019-02-08 Richard Biener <rguenther@suse.de>
7706 PR tree-optimization/89247
7707 * tree-if-conv.c: Include tree-cfgcleanup.h.
7708 (version_loop_for_if_conversion): Record LOOP_VECTORIZED call.
7709 (tree_if_conversion): Pass through predicate vector.
7710 (pass_if_conversion::execute): Do CFG cleanup and SSA update
7711 inline, see if any if-converted loops we refrece in
7712 LOOP_VECTORIZED calls vanished and fixup.
7713 * tree-if-conv.h (tree_if_conversion): Adjust prototype.
7715 2019-02-08 Ilya Leoshkevich <iii@linux.ibm.com>
7717 * config/s390/constraints.md (jdd): New constraint.
7719 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
7722 * config/i386/i386.md (*movoi_internal_avx): Set mode to XI for
7723 upper 16 vector registers without TARGET_AVX512VL.
7724 (*movti_internal): Likewise.
7726 2019-02-08 Jakub Jelinek <jakub@redhat.com>
7728 PR rtl-optimization/89234
7729 * except.c (copy_reg_eh_region_note_forward): Return if note_or_insn
7730 is a NOTE, CODE_LABEL etc. - rtx_insn * other than INSN_P.
7731 (copy_reg_eh_region_note_backward): Likewise.
7733 2019-02-08 Richard Biener <rguenther@suse.de>
7736 * tree-data-ref.c (initialize_matrix_A): Fail if constant
7738 (analyze_subscript_affine_affine): Handle failure from
7739 initialize_matrix_A.
7741 2019-02-08 Jakub Jelinek <jakub@redhat.com>
7743 * cfganal.c (pre_and_rev_post_order_compute_fn): Use fn instead of
7746 2019-02-07 David Malcolm <dmalcolm@redhat.com>
7748 PR tree-optimization/86637
7749 PR tree-optimization/89235
7750 * tree-vect-loop.c (optimize_mask_stores): Add an
7751 auto_purge_vect_location sentinel to ensure that vect_location is
7754 (auto_purge_vect_location::~auto_purge_vect_location): New dtor.
7755 (try_vectorize_loop_1): Add an auto_purge_vect_location sentinel
7756 to ensure that vect_location is purged on exit.
7757 (pass_slp_vectorize::execute): Likewise, replacing the manual
7759 * tree-vectorizer.h (class auto_purge_vect_location): New class.
7761 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7763 * config/aarch64/iterators.md (max_opp): New code_attr.
7764 (USMAX): New code iterator.
7765 * config/aarch64/predicates.md (aarch64_smin): New predicate.
7766 (aarch64_smax): Likewise.
7767 * config/aarch64/aarch64-simd.md (abd<mode>_3): Rename to...
7768 (*aarch64_<su>abd<mode>_3): ... Change RTL representation to
7771 2019-02-07 H.J. Lu <hongjiu.lu@intel.com>
7774 * config/i386/i386.md (*movoi_internal_avx): Set mode to OI
7775 for TARGET_AVX512VL.
7776 (*movti_internal): Set mode to TI for TARGET_AVX512VL.
7778 2019-02-07 Andreas Krebbel <krebbel@linux.ibm.com>
7780 * config/s390/s390-builtin-types.def: Add new types.
7781 * config/s390/s390-builtins.def: (s390_vec_xl, s390_vec_xld2)
7782 (s390_vec_xlw4): Make the memory operand into a const pointer.
7783 (s390_vec_xld2, s390_vec_xlw4): Add a variant for single precision
7785 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Generate
7786 a new vector type with the alignment of the scalar memory operand.
7788 2019-02-07 Matthew Malcomson <matthew.malcomson@arm.com>
7789 Jakub Jelinek <jakub@redhat.com>
7792 * config/arm/arm-protos.h (valid_operands_ldrd_strd,
7793 arm_count_ldrdstrd_insns): New declarations.
7794 * config/arm/arm.c (mem_ok_for_ldrd_strd): Remove broken handling of
7796 (valid_operands_ldrd_strd): New function.
7797 (arm_count_ldrdstrd_insns): New function.
7798 * config/arm/ldrdstrd.md: Change peepholes to generate PARALLEL SImode
7799 sets instead of single DImode set and define new insns to match this.
7801 2019-02-07 Tamar Christina <tamar.christina@arm.com>
7803 * config/aarch64/aarch64-builtins.c (aarch64_fcmla_lane_builtin_data):
7804 Make it a C initializer.
7806 2019-02-07 Tamar Christina <tamar.christina@arm.com>
7809 * config/arm/neon.md (*neon_mov<mode>): Add r -> r case.
7811 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7813 * config/arm/neon.md (neon_<sup>dot<vsi2qi>):
7814 Use neon_dot<q> for type.
7815 (neon_<sup>dot_lane<vsi2qi>): Likewise.
7817 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7819 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>):
7820 Use neon_dot<q> for type.
7821 (aarch64_<sur>dot_lane<vsi2qi>): Likewise.
7822 (aarch64_<sur>dot_laneq<vsi2qi>): Likewise.
7824 2019-02-06 Vladimir Makarov <vmakarov@redhat.com>
7826 PR rtl-optimization/89225
7827 * lra-constaints.c (simplify_operand_subreg): Add subreg mode
7830 2019-02-06 Eric Botcazou <ebotcazou@adacore.com>
7832 * config/i386/i386.c (ix86_expand_prologue): Emit a memory blockage
7833 after restoring registers saved to allocate the frame on Windows.
7835 2019-02-06 Richard Biener <rguenther@suse.de>
7837 PR tree-optimization/89182
7838 * graphite.h (cached_scalar_evolution_in_region): Declare.
7839 * graphite.c (struct seir_cache_key): New.
7840 (struct sese_scev_hash): Likewise.
7841 (seir_cache): New global.
7842 (cached_scalar_evolution_in_region): New function.
7843 (graphite_transform_loops): Allocate and release seir_cache.
7844 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Use
7845 cached_scalar_evolution_in_region.
7846 * graphite-scop-detection.c (scop_detection::can_represent_loop):
7848 (scop_detection::graphite_can_represent_expr: Use
7849 cached_scalar_evolution_in_region.
7850 (scop_detection::stmt_simple_for_scop_p): Likewise.
7851 (find_params_in_bb): Likewise.
7852 (gather_bbs::before_dom_children): Likewise.
7853 * graphite-sese-to-poly.c (create_pw_aff_from_tree): Likewise.
7854 (add_loop_constraints): Likewise.
7856 2019-02-06 Jakub Jelinek <jakub@redhat.com>
7859 * fold-const-call.c (fold_const_vec_convert): Pass true as last
7860 operand to new_unary_operation only if both element types are integral
7861 and it isn't a widening conversion. Return NULL_TREE if
7862 new_unary_operation failed.
7864 2019-02-05 Andreas Krebbel <krebbel@linux.ibm.com>
7867 * config/s390/s390.md: Remove load and test FP splitter.
7869 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
7872 * config/rs6000/rs6000-string.c (do_ifelse, expand_cmp_vec_sequence,
7873 expand_compare_loop, expand_block_compare_gpr,
7874 expand_strncmp_align_check, expand_strncmp_gpr_sequence): Insert
7875 REG_BR_PROB notes in inline expansion of memcmp/strncmp. Add
7876 #include "profile-count.h" and "predict.h" for types and functions
7877 needed to work with REG_BR_PROB notes.
7879 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
7882 * config/rs6000/rs6000.md (<bd>tf_<mode>): Generate a local label
7883 for the long branch case.
7885 2019-02-05 Jakub Jelinek <jakub@redhat.com>
7888 * dce.c (delete_unmarked_insns): Don't remove no-op moves if they
7889 can throw, non-call exceptions are enabled and we can't delete
7890 dead exceptions or alter cfg. Set must_clean if
7891 delete_insn_and_edges returns true, don't set it blindly for calls.
7892 Assert that delete_unreachable_blocks is called only if can_alter_cfg.
7894 PR rtl-optimization/89195
7895 * combine.c (make_extraction): For MEMs, don't extract bytes outside
7896 of the original MEM.
7898 2019-02-05 Martin Liska <mliska@suse.cz>
7900 PR gcov-profile/89000
7901 * gcov.c (function_summary): Remove argument.
7902 (file_summary): New function.
7903 (print_usage): Replace tabs with spaces.
7904 (generate_results): Use new function file_summary.
7906 2019-02-05 Jakub Jelinek <jakub@redhat.com>
7909 * optabs.c (prepare_cmp_insn): Pass x and y to
7910 emit_block_comp_via_libcall rather than XEXP (x, 0) and XEXP (y, 0).
7912 2019-02-05 Richard Biener <rguenther@suse.de>
7915 * bitmap.h (struct bitmap_obstack): Do not mark GTY.
7916 (struct bitmap_element): Drop chain_prev so we properly recurse on
7917 the prev member, supporting tree views.
7918 (struct bitmap_head): GTY skip the obstack member.
7920 2019-02-04 Alexander Monakov <amonakov@ispras.ru>
7923 * doc/extend.texi (Vector Extensions): Add an example of using vector
7924 types together with x86 intrinsics.
7926 2019-02-04 Alan Modra <amodra@gmail.com>
7928 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1): Increase
7929 str[] size to 160, and comment.
7931 2019-02-04 Alan Modra <amodra@gmail.com>
7933 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1),
7934 (rs6000_pltseq_template): Guard output of TLS markers with
7936 (rs6000_longcall_ref, rs6000_call_aix, rs6000_call_sysv),
7937 (rs6000_sibcall_sysv): Ignore TARGET_TLS_MARKERS when deciding
7938 to use inline PLT sequences.
7939 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
7940 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
7941 (pltseq_mtctr_<mode>): Don't test TARGET_TLS_MARKERS in predicate.
7943 2019-02-04 Martin Liska <mliska@suse.cz>
7946 * ipa-fnsummary.c (estimate_edge_devirt_benefit): Bail
7947 out when ipa_fn_summaries does not contain entry for callee.
7949 2019-02-04 Eric Botcazou <ebotcazou@adacore.com>
7951 * config/sparc/sparc.h: Remove superfluous blank lines.
7952 * config/sparc/sparc.c (global_offset_table_rtx): Rename into...
7953 (got_register_rtx): ...this.
7954 (sparc_got): Adjust to above renaming.
7955 (sparc_tls_got): Likewise.
7956 (sparc_delegitimize_address): Likewise.
7957 (sparc_output_mi_thunk): Likewise.
7958 (sparc_init_pic_reg): Likewise.
7959 (save_local_or_in_reg_p): Fix test on the GOT register.
7960 (USE_HIDDEN_LINKONCE): Move around.
7961 (get_pc_thunk_name): Likewise.
7962 (gen_load_pcrel_sym): Likewise.
7963 (load_got_register): Likewise.
7965 2019-02-04 Kito Cheng <kito.cheng@gmail.com>
7967 * config/nds32/linux.h (GLIBC_DYNAMIC_LINKER): Define the naming rule
7968 of the dynamic linker: "ld-linux-nds32[le|be][f].so.1".
7970 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
7972 * config/nds32/nds32.c (nds32_legitimate_address_p): Add TLS model
7975 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
7977 * config.gcc (with_nds32_lib, glibc):
7978 Remove TARGET_DEFAULT_TLSDESC_TRAMPOLINE=0 setting.
7979 * config/nds32/linux.h (TARGET_DEFAULT_TLSDESC_TRAMPOLINE): Delete.
7980 (NDS32_TLSDESC_TRAMPOLINE_SPEC): Delete.
7982 2019-02-03 Uroš Bizjak <ubizjak@gmail.com>
7985 * config/i386/i386.md (*sqrt<mode>2_sse): Add (v,0) alternative.
7986 Do not prefer (v,v) alternative for non-AVX targets and (m,v)
7987 alternative for speed when TARGET_SSE_PARTIAL_REG_DEPENDENCY is set.
7988 (*rcpsf2_sse): Ditto.
7989 (*rsqrtsf2_sse): Ditto.
7990 (sse4_1_round<mode<2): Ditto.
7992 2019-02-03 Richard Biener <rguenther@suse.de>
7995 * dwarf2out.c (copy_ancestor_tree): Register non-stubs as
7998 2019-02-02 Jakub Jelinek <jakub@redhat.com>
8001 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8002 Punt with warning on aggregate return or argument types. Ignore
8003 type/mode checking for uniform arguments.
8005 2019-02-01 Segher Boessenkool <segher@kernel.crashing.org>
8007 * combine.c (try_combine): Do not print "Can't combine" messages unless
8008 printing failed combination attempts.
8010 2019-02-01 Martin Jambor <mjambor@suse.cz>
8013 * omp-grid.c (grid_mark_variable_segment): Set assembler name of group
8014 segment and global segment variables before making them static.
8016 2019-02-01 Martin Jambor <mjambor@suse.cz>
8018 * omp-grid.c (grid_target_follows_gridifiable_pattern): Guard two
8019 missed optimization dump with dump_enabled_p.
8021 2019-02-01 Richard Biener <rguenther@suse.de>
8024 * tree-scalar-evolution.c (analyze_scalar_evolution): Set up
8025 the instantiate cache.
8026 (instantiate_scev_binary): Elide second operand procesing
8027 if equal to the first.
8028 * tree-chrec.c (chrec_contains_symbols): Add visited set.
8029 (chrec_contains_undetermined): Likewise.
8030 (tree_contains_chrecs): Likewise.
8032 2019-02-01 Jan Hubicka <hubicka@ucw.cz>
8034 * parms.def (MAX_INLINE_INSNS_SINGLE): Reduce from 400 to 200.
8036 2019-02-01 Jakub Jelinek <jakub@redhat.com>
8038 PR tree-optimization/89143
8039 * wide-int-range.h (wide_int_range_absu): Declare.
8040 * wide-int-range.cc (wide_int_range_absu): New function.
8041 * tree-vrp.c (extract_range_from_unary_expr): Handle ABSU_EXPR.
8043 PR tree-optimization/88107
8044 * tree-cfg.c (find_outermost_region_in_block): Add ALL argument,
8045 instead of assertion that eh_region_outermost is non-NULL, if it
8046 is NULL, set *ALL to true and return NULL.
8047 (move_sese_region_to_fn): Adjust caller, if all is set, call
8048 duplicate_eh_regions with NULL region.
8050 2019-02-01 Richard Biener <rguenth@suse.de>
8052 PR rtl-optimization/88593
8053 * mode-switching.c (optimize_mode_switching): Free dominators before
8054 calling cleanup_cfg.
8056 2019-02-01 Bin Cheng <bin.cheng@linux.alibaba.com>
8058 PR tree-optimization/88932
8059 * tree-predcom.c (try_combine_chains): Get loop bbs in dom order.
8061 2019-01-31 Jakub Jelinek <jakub@redhat.com>
8064 * omp-low.c (lower_omp_task_reductions): Drop redundant test to avoid
8065 bogus clang warning.
8067 2019-01-31 Uroš Bizjak <ubizjak@gmail.com>
8070 * config/i386/i386.md (*extendsfdf2): Split out reg->reg
8071 alternative to avoid partial SSE register stall for TARGET_AVX.
8072 (truncdfsf2): Ditto.
8073 (sse4_1_round<mode>2): Ditto.
8075 2018-01-31 Bill Schmidt <wschmidt@linux.ibm.com>
8077 PR tree-optimization/89008
8078 * gimple-ssa-strength-reduction.c (slsr_process_mul): Don't
8079 process anything of the form X * 0.
8081 2019-01-31 Richard Biener <rguenther@suse.de>
8083 PR tree-optimization/89135
8084 * tree-ssa-phiprop.c (pass_phiprop::execute): Skip blocks
8085 with abnormal preds.
8087 2019-01-31 Jakub Jelinek <jakub@redhat.com>
8090 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Allow inlining
8091 always_inline callees into no_sanitize_address callers.
8093 2019-01-31 Richard Biener <rguenther@suse.de>
8095 PR rtl-optimization/89115
8096 * lra.c (lra_rtx_hash): Properly hash CONST_INT values.
8098 2019-01-30 Martin Sebor <msebor@redhat.com>
8101 * doc/extend.texi (cast to a union): Correct and expand.
8103 2019-01-30 Vladimir Makarov <vmakarov@redhat.com>
8105 PR rtl-optimization/87246
8106 * lra-constraints.c (simplify_operand_subreg): Reload memory
8107 in subreg if the address became invalid.
8109 2019-01-30 Bill Schmidt <wschmidt@linux.ibm.com>
8112 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v4sf_scalar):
8113 Disable for little-endian.
8115 2019-01-30 Richard Biener <rguenther@suse.de>
8117 PR rtl-optimization/89115
8118 * opts.c (default_options_optimization): Reduce
8119 PARAM_MAX_DSE_ACTIVE_LOCAL_STORES by a factor of 10 at -O1.
8120 Make PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP reduction relative
8123 2019-01-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
8125 * config/rs6000/rs6000-c.c (altivec-resolve_overloaded_builtin):
8126 Change handling of ALTIVEC_BUILTIN_VEC_EXTRACT. Coerce result to
8127 type of vector element when vec_extract is implemented by direct
8130 2019-01-30 Thomas Schwinge <thomas@codesourcery.com>
8132 * doc/invoke.texi (C Language Options): List "-fopenacc-dim".
8134 2019-01-30 Richard Biener <rguenther@suse.de>
8136 PR tree-optimization/89111
8137 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Restrict
8138 canonicalization to appropriately sized access types.
8140 2019-01-30 Jakub Jelinek <jakub@redhat.com>
8143 * config/i386/i386.c (ix86_warn_parameter_passing_abi): Don't warn
8144 for arguments to functions that are TU-local and shouldn't be
8145 referenced by assembly.
8147 2019-01-30 Ulrich Drepper <drepper@redhat.com>
8149 * dumpfile.c (opt_info_switch_p_1): Ignore '-' if it appears
8152 2019-01-29 Martin Sebor <msebor@redhat.com>
8155 * gimple-fold.c (fold_array_ctor_reference): Avoid zero-length arrays.
8157 2019-01-29 Jakub Jelinek <jakub@redhat.com>
8161 * omp-simd-clone.c (simd_clone_clauses_extract)
8162 <case OMP_CLAUSE_ALIGNED>: Ignore clauses with NULL
8163 OMP_CLAUSE_ALIGNED_ALIGNMENT.
8165 2019-01-29 Vineet Gupta <vgupta@synopsys.com>
8167 * config.gcc: Force .init_array for ARC.
8169 2019-01-29 Richard Biener <rguenther@suse.de>
8172 * dwarf2out.c (collect_skeleton_dies): New helper.
8173 (copy_decls_for_unworthy_types): Call it.
8174 (build_abbrev_table): Assert we do not try to replace
8175 DW_AT_signature refs with local refs.
8177 2019-01-28 Jakub Jelinek <jakub@redhat.com>
8180 * gimplify.c (gimplify_omp_for): When adding OMP_CLAUSE_*_GIMPLE_SEQ
8181 for lastprivate/linear IV, push gimplify context around gimplify_assign
8182 and, if it needed any temporaries, pop it into a gimple bind around the
8185 2019-01-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
8187 * common.opt (-Wattribute-alias): Remove "no-" from name.
8188 Make -Wattribute-alias command line option and
8189 #pragma GCC diagnostic ignored "-Wattribute-alias" work again.
8191 2019-01-28 Jakub Jelinek <jakub@redhat.com>
8194 * doc/invoke.texi (-mclwb, -mprfchw, -mrdpid, -mrdseed, -msgx,
8195 -madx, -mhle, -mavx5124fmaps, -mavx512vnni, -mavx5124vnniw): Document
8197 (bmi2): Add missing @opindex.
8198 * doc/extend.texi (x86 target attribute): Move fma4, lwp, ssse3
8199 options alphabetically. Add missing 3dnow, 3dnowa, adx, avx, avx2,
8200 avx5124fmaps, avx5124vnniw, avx512bitalg, avx512bw, avx512cd,
8201 avx512dq, avx512er, avx512f, avx512ifma, avx512pf, avx512vbmi,
8202 avx512vbmi2, avx512vl, avx512vnni, avx512vpopcntdq, bmi, bmi2,
8203 cldemote, clflushopt, clwb, clzero, crc32, cx16, f16c, fma, fsgsbase,
8204 fxsr, gfni, hle, lzcnt, movbe, movdir64b, movdiri, mwaitx, pconfig,
8205 pku, prefetchwt1, prfchw, ptwrite, rdpid, rdrnd, rdseed, rtm, sahf,
8206 sgx, sha, shstk, tbm, vaes, vpclmulqdq, waitpkg, wbnoinvd, xsave,
8207 xsavec, xsaveopt and xsaves options.
8209 2019-01-28 Richard Biener <rguenther@suse.de>
8212 * dwarf2out.c (gen_subprogram_die): Remove leftover from MPX
8215 2019-01-28 Richard Biener <rguenther@suse.de>
8217 PR tree-optimization/88739
8218 * tree-cfg.c (verify_types_in_gimple_reference): Verify
8219 BIT_FIELD_REFs only are applied to mode-precision operands
8220 when they are integral.
8221 (verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR.
8222 * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid generating
8223 BIT_FIELD_REFs of non-mode-precision integral operands.
8225 2019-01-27 Jakub Jelinek <jakub@redhat.com>
8228 * config/i386/sse.md
8229 (<mask_codefor>avx512dq_shuf_<shuffletype>64x2_1<mask_name>,
8230 avx512f_shuf_<shuffletype>64x2_1<mask_name>): Ensure the
8231 first constants in pairs are multiples of 2. Formatting fixes.
8232 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>,
8233 avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Ensure the
8234 first constants in each quadruple are multiples of 4. Formatting fixes.
8236 2019-01-26 Martin Jambor <mjambor@suse.cz>
8239 * tree-inline.c: Include tree-cfgcleanup.h.
8240 (delete_unreachable_blocks_update_callgraph): Move...
8241 * tree-cfgcleanup.c (delete_unreachable_blocks_update_callgraph):
8242 ...here, make externally visible, make second argument bool, adjust
8244 * tree-cfgcleanup.c: Include cgraph.h.
8245 * tree-cfgcleanup.h (delete_unreachable_blocks_update_callgraph):
8247 * ipa-prop.c: Include tree-cfgcleanup.h.
8248 (ipcp_transform_function): Call
8249 delete_unreachable_blocks_update_callgraph instead of cleaning uo CFG.
8251 2019-01-25 Vladimir Makarov <vmakarov@redhat.com>
8253 PR rtl-optimization/88846
8254 * ira.c (process_set_for_memref_referenced_p): New.
8255 (memref_referenced_p): Add new param. Use
8256 process_set_for_memref_referenced_p. Add new switch cases.
8257 (memref_used_between_p): Pass new arg to memref_referenced_p.
8259 2019-01-25 Richard Earnshaw <rearnsha@arm.com>
8262 * config/aarch64/aarch64.c (aarch64_function_arg_alignment): Add new
8263 argument ABI_BREAK. Set to true if the calculated alignment has
8264 changed in gcc-9. Check bit-fields for their base type alignment.
8265 (aarch64_layout_arg): Warn if argument passing has changed in gcc-9.
8266 (aarch64_function_arg_boundary): Likewise.
8267 (aarch64_gimplify_va_arg_expr): Likewise.
8269 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
8272 * varasm.c (output_constructor_bitfield): Use wi::extract_uhwi
8273 instead of accessing TREE_INT_CST_ELT directly.
8275 2019-01-25 Christophe Lyon <christophe.lyon@linaro.org>
8277 * doc/sourcebuild.texi (Environment attributes): Add fenv and
8278 fenv_exceptions description.
8280 2019-01-25 Wilco Dijkstra <wdijkstr@arm.com>
8282 PR rtl-optimization/87763
8283 * config/aarch64/aarch64.c (aarch64_select_cc_mode):
8284 Allow SUBREG when matching CC_NZmode compare.
8286 2019-01-25 Richard Biener <rguenther@suse.de>
8288 PR tree-optimization/89049
8289 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost):
8290 Look at the pattern stmt to determine if the stmt is vectorized.
8292 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
8294 * config/aarch64/aarch64-sve.md (*pred_mov<mode>)
8295 (pred_mov<mode>): Handle all-register forms using both a new
8296 alternative and a split.
8298 2019-01-25 Richard Biener <rguenther@suse.de>
8300 PR tree-optimization/86865
8301 * graphite-scop-detection.c (scop_detection::can_represent_loop):
8302 Reject non-do-while loops.
8304 2019-01-24 Peter Bergner <bergner@linux.ibm.com>
8306 * config/rs6000/altivec.md (build_vector_mask_for_load): Use MEM_P.
8307 * config/rs6000/constraints.md (Q constraint): Use REG_P.
8308 * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Use SYMBOL_REF_P.
8309 * config/rs6000/freebsd64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
8310 SYMBOL_REF_P, CONST_INT_P and CONST_DOUBLE_P.
8311 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8312 * config/rs6000/predicates.md (altivec_register_operand, vint_operand,
8313 vsx_register_operand, vsx_reg_sfsubreg_ok, vfloat_operand,
8314 vlogical_operand, gpc_reg_operand, int_reg_operand,
8315 int_reg_operand_not_pseudo): Use SUBREG_P and HARD_REGISTER_P.
8316 (ca_operand, base_reg_operand, htm_spr_reg_operand, cc_reg_operand,
8317 cc_reg_not_cr0_operand, input_operand): Use SUBREG_P.
8318 (save_world_operation, restore_world_operation, lmw_operation,
8319 stmw_operation): Use MEM_P and REG_P.
8320 (tie_operand): Use MEM_P.
8321 (vrsave_operation, crsave_operation): Use REG_P.
8322 (mfcr_operation, mtcrf_operation): Use REG_P and CONST_INT_P.
8323 (fpr_reg_operand): Use SUBREG_P and HARD_REGISTER_NUM_P.
8324 (quad_int_reg_operand): Use HARD_REGISTER_NUM_P.
8325 (call_operand): Use HARD_REGISTER_P.
8326 (indexed_or_indirect_operand, altivec_indexed_or_indirect_operand):
8328 (lwa_operand): Use SUBREG_P, REG_P and CONST_INT_P.
8329 * config/rs6000/rs6000-p8swap.c (insn_is_load_p, insn_is_store_p,
8330 quad_aligned_load_p, replace_swapped_aligned_store,
8331 recombine_lvx_pattern, replace_swapped_aligned_load,
8332 recombine_stvx_pattern): Use MEM_P.
8333 (const_load_sequence_p, adjust_vperm, replace_swapped_load_constant):
8334 Use MEM_P and SYMBOL_REF_P.
8335 (rtx_is_swappable_p): Use REG_P and CONST_INT_P.
8336 (insn_is_swappable_p): Use REG_P and MEM_P.
8337 (insn_is_swap_p, (alignment_mask): Use CONST_INT_P.
8338 * config/rs6000/rs6000-string.c (expand_block_clear, expand_block_move):
8340 * config/rs6000/rs6000.c (rs6000_secondary_reload, rs6000_emit_cmove):
8342 (rs6000_output_move_128bit): Use CONST_DOUBLE_P, CONST_INT_P and
8344 (rs6000_legitimize_address): Use CONST_DOUBLE_P, CONST_INT_P,
8345 CONST_WIDE_INT_P, REG_P and SYMBOL_REF_P.
8346 (rs6000_emit_move): Use CONST_DOUBLE_P, CONST_INT_P, HARD_REGISTER_P,
8347 HARD_REGISTER_NUM_P, MEM_P, REG_P, SUBREG_P, SYMBOL_REF_P and
8349 (output_toc): Use CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
8350 (easy_altivec_constant, rs6000_legitimate_offset_address_p,
8351 rs6000_mode_dependent_address, rs6000_expand_mtfsf_builtin,
8352 rs6000_expand_set_fpscr_rn_builtin, rs6000_expand_set_fpscr_drn_builtin,
8353 rs6000_expand_unop_builtin, INT_P, rs6000_generate_compare,
8354 rs6000_machopic_legitimize_pic_address, rs6000_split_logical_inner,
8355 rs6000_split_logical_di): Use CONST_INT_P.
8356 (rs6000_legitimize_reload_address): Use CONST_INT_P, HARD_REGISTER_P,
8357 REG_P and SYMBOL_REF_P.
8358 (setup_incoming_varargs, rs6000_rtx_costs): Use CONST_INT_P and MEM_P.
8359 (print_operand): Use CONST_INT_P, MEM_P and REG_P.
8360 (virtual_stack_registers_memory_p, rs6000_legitimate_address_p,
8361 mems_ok_for_quad_peep): Use CONST_INT_P and REG_P.
8362 (rs6000_secondary_reload_memory): Use CONST_INT_P and SUBREG_P.
8363 (small_data_operand, print_operand_address): Use CONST_INT_P and
8365 (split_stack_arg_pointer_used_p): Use HARD_REGISTER_P.
8366 (rs6000_init_hard_regno_mode_ok, direct_move_p):
8367 Use HARD_REGISTER_NUM_P.
8368 (rs6000_secondary_reload_gpr): Use HARD_REGISTER_NUM_P and MEM_P.
8369 (rs6000_secondary_reload_class): Use HARD_REGISTER_NUM_P, REG_P,
8370 SUBREG_P and SYMBOL_REF_P.
8371 (register_to_reg_type, rs6000_secondary_reload_inner): Use SUBREG_P
8372 and HARD_REGISTER_NUM_P.
8373 (rs6000_adjust_vec_address): Use HARD_REGISTER_NUM_P and
8375 (rs6000_adjust_cost, find_mem_ref): Use MEM_P.
8376 (macho_lo_sum_memory_operand, rs6000_eliminate_indexed_memrefs): Use
8378 (legitimate_indirect_address_p, legitimate_lo_sum_address_p,
8379 registers_ok_for_quad_peep, rs6000_output_function_epilogue,
8380 find_addr_reg): Use REG_P.
8381 (altivec_expand_vec_perm_const): Use REG_P and SUBREG_P.
8382 (rs6000_emit_le_vsx_move): Use SUBREG_P.
8383 (offsettable_ok_by_alignment, constant_pool_expr_p,
8384 legitimate_small_data_p, rs6000_output_dwarf_dtprel,
8385 rs6000_delegitimize_address, rs6000_const_not_ok_for_debug_p,
8386 rs6000_cannot_force_const_mem, rs6000_output_addr_const_extra,
8387 rs6000_assemble_integer, create_TOC_reference,
8388 rs6000_emit_allocate_stack, rs6000_xcoff_encode_section_info,
8389 rs6000_call_aix, rs6000_call_aix): Use SYMBOL_REF_P.
8390 (rs6000_split_vec_extract_var): Use reg_or_subregno.
8391 * config/rs6000/rtems.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
8392 CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
8393 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8394 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8395 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Use SYMBOL_REF_P.
8396 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use HARD_REGISTER_NUM_P.
8397 (INT_REG_OK_FOR_INDEX_P, INT_REG_OK_FOR_BASE_P): Use HARD_REGISTER_P.
8398 (CONSTANT_ADDRESS_P): Use CONST_INT_P and SYMBOL_REF_P.
8399 * config/rs6000/rs6000.md (define_expands strlensi, mod<mode>3
8400 and cbranch<mode>4): Use CONST_INT_P.
8401 (multiple define_splits): Use REG_P and SUBREG_P.
8402 (define_expands call, call_value): Use MEM_P.
8403 (define_expands sibcall, sibcall_value): Use CONST_INT_P and MEM_P.
8404 (define insn *mtcrfsi): Use CONST_INT_P and REG_P.
8405 * config/rs6000/vsx.md (*vsx_le_perm_load_<mode>,
8406 *vsx_le_perm_load_v8hi, *vsx_le_perm_load_v16qi): Use HARD_REGISTER_P
8407 and HARD_REGISTER_NUM_P.
8408 (multiple define_splits): Use HARD_REGISTER_NUM_P.
8410 2019-01-24 Uroš Bizjak <ubizjak@gmail.com>
8412 PR rtl-optimization/88948
8413 * rtl.h (prepare_copy_insn): New prototype.
8414 * gcse.c (prepare_copy_insn): New function, split out from
8415 process_insert_insn.
8416 (process_insert_insn): Use prepare_copy_insn.
8417 * store-motion.c (replace_store_insn): Use prepare_copy_insn
8418 instead of gen_move_insn.
8420 2019-01-24 Jakub Jelinek <jakub@redhat.com>
8423 * config/i386/i386.c (ix86_pic_register_p): Return true for
8426 PR tree-optimization/88964
8427 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Also
8428 punt if HONOR_SNANS (chrec).
8431 * tree-nested.c (convert_nonlocal_reference_stmt,
8432 convert_local_reference_stmt, convert_tramp_reference_stmt,
8433 convert_gimple_call) <case GIMPLE_OMP_TEAMS>: Treat
8434 gimple_omp_teams_host teams stmts like GIMPLE_OMP_PARALLEL
8437 PR tree-optimization/89027
8438 * tree-inline.c (add_clobbers_to_eh_landing_pad): Don't add clobbers
8439 for "omp simd array" variables.
8441 2019-01-24 Richard Earnshaw <rearnsha@arm.com>
8444 * profile-count.h (profile_count): On ARM systems using GCC 6/7/8
8445 force the alignment of m_val.
8447 2019-01-24 Richard Biener <rguenther@suse.de>
8450 * tree-streamer-out.c (write_ts_decl_common_tree_pointers):
8451 When in "legacy" debug mode make sure to reset self-origins.
8453 2019-01-24 Martin Liska <mliska@suse.cz>
8455 PR gcov-profile/88994
8456 * gcov-io.c (mangle_path): Do not allocate a bigger buffer,
8457 result will be always smaller or equal to the original.
8458 * gcov.c (mangle_name): Fix else branch where we should
8459 also copy to PTR and shift the pointer.
8461 2019-01-24 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
8463 * tree-ssa-dom.c (test_for_singularity): Fix a comment typo.
8464 * vr-values.c (find_case_label_ranges): Fix a comment typo.
8466 2019-01-23 Xuepeng Guo <xuepeng.guo@intel.com>
8468 * common/config/i386/i386-common.c
8469 (OPTION_MASK_ISA_ENQCMD_SET,
8470 OPTION_MASK_ISA_ENQCMD_UNSET): New macros.
8471 (ix86_handle_option): Handle -menqcmd.
8472 * config.gcc (enqcmdintrin.h): New header file.
8473 * config/i386/cpuid.h (bit_ENQCMD): New bit.
8474 * config/i386/driver-i386.c (host_detect_local_cpu): Handle
8476 * config/i386/i386-builtin-types.def ((INT, PVOID, PCVOID)): New
8478 * config/i386/i386-builtin.def (__builtin_ia32_enqcmd,
8479 __builtin_ia32_enqcmds): New builtins.
8480 * config/i386/i386-c.c (__ENQCMD__): New macro.
8481 * config/i386/i386-option.c (ix86_target_string): Add
8483 (ix86_valid_target_attribute_inner_p): Likewise.
8484 * config/i386/i386-expand.c
8485 (ix86_expand_builtin): Expand IX86_BUILTIN_ENQCMD and
8486 IX86_BUILTIN_ENQCMDS.
8487 * config/i386/i386.h (TARGET_ENQCMD): New.
8488 * config/i386/i386.md (UNSPECV_ENQCMD, UNSPECV_ENQCMDS): New.
8489 (@enqcmd<enqcmd_sfx>_<mode>): New insn pattern.
8490 (movdir64b_<mode>): Parameterize to enable share expansion code
8491 with ENQCMD in function ix86_expand_builtin.
8492 * config/i386/i386.opt: Add -menqcmd.
8493 * config/i386/immintrin.h: Include enqcmdintrin.h.
8494 * config/i386/enqcmdintrin.h: New intrinsic file.
8495 * doc/invoke.texi: Add -menqcmd.
8497 2019-01-23 Bin Cheng <bin.cheng@arm.com>
8498 Steve Ellcey <sellcey@marvell.com>
8501 * recog.c (address_operand): Return false on wrong mode for address.
8502 (constrain_operands): Check for mode with 'p' constraint.
8504 2019-01-23 Uroš Bizjak <ubizjak@gmail.com>
8507 * config/i386/sse.md (sse2_cvtpi2pd): Add SSE alternatives.
8508 Disparage MMX alternative.
8509 (sse2_cvtpd2pi): Ditto.
8510 (sse2_cvttpd2pi): Ditto.
8512 2019-01-23 David Malcolm <dmalcolm@redhat.com>
8515 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Fix
8516 use-after-free of the result of
8517 aarch64_get_extension_string_for_isa_flags.
8519 2019-01-23 Jakub Jelinek <jakub@redhat.com>
8522 * doc/extend.texi: Document break and continue behavior in
8523 statement expressions.
8525 2019-01-23 Richard Biener <rguenther@suse.de>
8527 PR tree-optimization/89008
8528 * tree-ssa-reassoc.c (eliminate_using_constants): For * 0 do
8529 not leave another stray operand.
8531 2019-01-23 Jakub Jelinek <jakub@redhat.com>
8533 * BASE-VER: Bump to 9.0.1.
8535 2019-01-23 Eric Botcazou <ebotcazou@adacore.com>
8537 * cgraphunit.c (cgraph_node::expand_thunk): When expanding a GIMPLE
8538 thunk that returns by reference, use the type of the return object
8539 of the thunk instead of that of the alias to build the dereference.
8541 2019-01-23 Vineet Gupta <vgupta@synopsys.com>
8543 * config/arc/atomic.md: Add operand to DMB instruction.
8545 2019-01-23 Jakub Jelinek <jakub@redhat.com>
8547 PR tree-optimization/88964
8548 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Use
8549 build_zero_cst instead of build_int_cst. Return false for loop
8550 invariants which honor signed zeros.
8552 2019-01-22 Segher Boessenkool <segher@kernel.crashing.org>
8554 * doc/invoke.texi (-fsplit-paths): This is enabled by default at -O3.
8556 2019-01-22 Jakub Jelinek <jakub@redhat.com>
8559 * config/rs6000/rs6000.c: Include tree-vrp.h and tree-ssanames.h.
8560 (rs6000_gimple_fold_builtin): If MEM_REF address doesn't satisfy
8561 is_gimple_mem_ref_addr predicate, force it into a SSA_NAME first.
8564 * gimplify.c (gimplify_omp_atomic): Handle bitfield atomics with
8565 non-integral DECL_BIT_FIELD_REPRESENTATIVEs.
8568 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v2df_scalar):
8569 Disable for little endian.
8571 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
8574 * config/arm/arm.c (arm_needs_double_word_align): Check
8575 DECL_BIT_FIELD_TYPE.
8577 2019-01-22 Hongtao Liu <hongtao.liu@intel.com>
8578 H.J. Lu <hongjiu.lu@intel.com>
8581 * config/i386/i386-builtin.def: Add mask2 to all builtin
8582 initializations. Merge ARGS2 and SPECIAL_ARGS2 into ARGS and
8584 * config/i386/i386.c (BDESC): Add mask2 to the definition.
8585 (BDESC_FIRST): Likewise.
8586 (define_builtin): Add an argument for mask2. Updated to handle
8587 both ix86_isa_flags and ix86_isa_flags2.
8588 (define_builtin_const): Likewise.
8589 (define_builtin_pure): Likewise.
8590 (define_builtin2): Deleted.
8591 (define_builtin_const2): Likewise.
8592 (builtin_description): Add a member, mask2.
8593 (bdesc_*): Add mask2 to builtin initializations.
8594 (ix86_init_mmx_sse_builtins): Update calls to def_builtin,
8595 def_builtin_const and def_builtin_pure. Remove SPECIAL_ARGS2
8597 (ix86_get_builtin_func_type): Remove SPECIAL_ARGS2 support.
8599 2019-01-22 H.J. Lu <hongjiu.lu@intel.com>
8602 * config/i386/i386.c (ix86_force_load_from_GOT_p): Also check
8605 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
8608 * config/arm/arm.c (arm_needs_doubleword_align): Return 2 if a record's
8609 alignment is dominated by a bitfield with 64-bit aligned base type.
8610 (arm_function_arg): Emit a warning if the alignment has changed since
8611 earlier GCC releases.
8612 (arm_function_arg_boundary): Likewise.
8613 (arm_setup_incoming_varargs): Likewise.
8615 2019-01-22 Richard Biener <rguenther@suse.de>
8617 PR tree-optimization/88862
8618 * graphite-scop-detection.c
8619 (scop_detection::graphite_can_represent_scev): Reject ADDR_EXPR.
8621 2019-01-22 Andrew Stubbs <ams@codesourcery.com>
8623 * doc/extend.tex (AMD GCN Function Attributes): New section.
8624 * doc/install.texi (amdgcn-unknown-amdhsa): New instructions.
8625 * doc/invoke.texi (AMD GCN Options): New section.
8626 * doc/md.texi (Constraints for Particular Machines): Add AMD GCN.
8628 2019-01-22 Eric Botcazou <ebotcazou@adacore.com>
8630 * config/sparc/sparc.c (parc_delegitimize_address): Recognize the GOT
8631 register and decoded HIGH/LO_SUM combinations for labels in PIC mode.
8633 2019-01-22 Jakub Jelinek <jakub@redhat.com>
8635 PR tree-optimization/88044
8636 * tree-ssa-loop-niter.c (number_of_iterations_cond): If condition
8637 is false in the first iteration, but !every_iteration, return false
8638 instead of true with niter->niter zero.
8640 PR rtl-optimization/88904
8641 * cfgcleanup.c (thread_jump): Verify cond2 doesn't mention
8642 any nonequal registers before processing BB_END (b).
8645 * optabs.c (add_equal_note): Add op0_mode argument, use it instead of
8647 (expand_binop_directly, expand_doubleword_clz,
8648 expand_doubleword_popcount, expand_ctz, expand_ffs,
8649 expand_unop_direct, maybe_emit_unop_insn): Adjust callers.
8651 PR rtl-optimization/49429
8653 PR rtl-optimization/86334
8655 * expr.c (emit_block_move_hints): Move marking of MEM_EXPRs
8656 addressable from here...
8657 (emit_block_op_via_libcall): ... to here.
8659 2019-01-22 Richard Biener <rguenther@suse.de>
8661 * tree-vect-loop.c (vect_analyze_loop_operations): Use
8662 auto_vec for cost vector to fix memleak.
8663 (vectorize_fold_left_reduction): Properly gather SLP defs.
8664 (vectorizable_comparison): Do not swap operands to properly
8667 2019-01-22 Alan Modra <amodra@gmail.com>
8670 * config/rs6000/predicates.md (unspec_tls): Ensure GOT reg
8671 stays a reg. Allow a const_int.
8672 * config/rs6000/rs6000-protos.h (rs6000_output_tlsargs): Declare.
8673 * config/rs6000/rs6000.h (IS_V4_FP_ARGS): Define.
8674 (IS_NOMARK_TLSGETADDR): Define.
8675 * config/rs6000/rs6000.c (edit_tls_call_insn): Delete.
8676 (rs6000_output_tlsargs): New function.
8677 (rs6000_legitimize_tls_address): Don't say a !TARGET_TLS_MARKERS
8678 __tls_get_addr call takes an arg.
8679 (rs6000_call_sysv): Generate sysv4 secure plt call pattern here..
8680 * config/rs6000/rs6000.md (call_nonlocal_sysv): ..rather than here,
8682 (call_value_nonlocal_sysv): ..or here, delete split.
8683 (tls_gdld_nomark): Delete.
8684 (call_value_indirect_nonlocal_sysv): Use unspec_tls as operand2
8685 predicate. Call rs6000_output_tlsargs. Adjust length to suit.
8686 (call_value_nonlocal_sysv): Likewise.
8687 (call_value_nonlocal_sysv_secure): Likewise.
8688 (call_value_nonlocal_aix): Likewise.
8689 (call_value_indirect_aix): Likewise.
8690 (call_value_indirect_elfv2): Likewise.
8691 (call_value_local32, call_value_local64): Disable for no-mark tls.
8692 (call_value_local_aix): Likewise.
8694 2019-01-21 Uroš Bizjak <ubizjak@gmail.com>
8697 * config/i386/i386.c (ix86_expand_builtin) [case IX86_BUILTIN_BEXTRI32,
8698 case IX86_BUILTIN_BEXTRI64]: Sanitize operands.
8700 2019-01-21 Michael Ploujnikov <michael.ploujnikov@oracle.com>
8702 * hash-map-tests.c (test_map_of_strings_to_int): Show how to use
8703 string contents as hash_map keys.
8705 2019-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
8708 * c-warn.c (check_alignment_of_packed_member): Add a boolean parameter
8709 for rvalue context. Handle rvalues correctly. Use min_align_of_type
8710 instead of TYPE_ALIGN.
8711 (check_address_or_pointer_of_packed_member): Handle rvalues coorrectly.
8712 Use min_align_of_type instead of TYPE_ALIGN_UNIT. Check for NULL
8713 pointer from TYPE_STUB_DECL.
8715 2019-01-21 Richard Biener <rguenther@suse.de>
8717 PR tree-optimization/88934
8718 * tree-vect-slp.c (vect_mask_constant_operand_p): Always look
8719 at the possibly non-constant operand.
8720 (vect_get_constant_vectors): Adjust.
8722 2019-01-21 H.J. Lu <hongjiu.lu@intel.com>
8725 * config/i386/adxintrin.h: Just check _IMMINTRIN_H_INCLUDED.
8726 * config/i386/clflushoptintrin.h: Check _IMMINTRIN_H_INCLUDED
8727 instead of _X86INTRIN_H_INCLUDED.
8728 * onfig/i386/clwbintrin.h: Likewise.
8729 * config/i386/pkuintrin.h: Likewise.
8730 * config/i386/prfchwintrin.h: Likewise.
8731 * config/i386/rdseedintrin.h: Likewise.
8732 * config/i386/wbnoinvdintrin.h: Likewise.
8733 * config/i386/xsavecintrin.h: Likewise.
8734 * config/i386/xsavesintrin.h: Likewise.
8735 * config/i386/fxsrintrin.h: Enable _IMMINTRIN_H_INCLUDED check.
8736 * config/i386/xsaveintrin.h: Likewise.
8737 * config/i386/xsaveoptintrin.h: Likewise.
8738 * config/i386/x86intrin.h: Move "#include" <rdseedintrin.h>,
8739 <prfchwintrin.h>, <fxsrintrin.h>, <xsaveintrin.h>,
8740 <xsaveoptintrin.h>, <adxintrin.h>, <clwbintrin.h>,
8741 <clflushoptintrin.h>, <xsavesintrin.h>, <xsavecintrin.h>,
8742 <wbnoinvdintrin.h> and <pkuintrin.h> to ...
8743 * config/i386/immintrin.h: Here.
8745 2019-01-20 Martin Jambor <mjambor@suse.cz>
8748 * ipa-prop.h (struct ipa_func_body_info): Replaced field aa_walked
8749 with aa_walk_budget.
8750 * cgraph.h (ipa_polymorphic_call_context::get_dynamic_type): Add
8751 aa_walk_budget_p parameter.
8752 * ipa-fnsummary.c (unmodified_parm_1): New parameter fbi. Limit AA
8753 walk. Updated all callers.
8754 (unmodified_parm): New parameter fbi, pass it to unmodified_parm_1.
8755 (eliminated_by_inlining_prob): New parameter fbi, pass it on to
8757 (will_be_nonconstant_expr_predicate): New parameter fbi, removed
8758 parameter info. Extract info from fbi. Pass fbi to recursive calls
8759 and to unmodified_parm.
8760 (phi_result_unknown_predicate): New parameter fbi, removed parameter
8761 info, updated call to will_be_nonconstant_expr_predicate.
8762 (param_change_prob): New parameter fbi, limit AA walking.
8763 (analyze_function_body): Initialize aa_walk_budget in fbi. Update
8764 calls to various above functions.
8765 * ipa-polymorphic-call.c (get_dynamic_type): Add aa_walk_budget_p
8766 parameter. Use it to limit AA walking.
8767 * ipa-prop.c (detect_type_change_from_memory_writes): New parameter
8769 (detect_type_change): New parameter fbi, pass it on to
8770 detect_type_change_from_memory_writes.
8771 (detect_type_change_ssa): Likewise.
8772 (aa_overwalked): Removed.
8773 (parm_preserved_before_stmt_p): Assume fbi is never NULL, stream line
8774 accordingly, adjust to the neew AA limiting scheme.
8775 (parm_ref_data_preserved_p): Likewise.
8776 (ipa_compute_jump_functions_for_edge): Adjust call to
8778 (ipa_analyze_call_uses): Likewise.
8779 (ipa_analyze_virtual_call_uses): Pass fbi to detect_type_change_ssa.
8780 (ipa_analyze_node): Initialize aa_walk_budget.
8781 (ipcp_transform_function): Likewise.
8782 * tree-ssa-sccvn.c (eliminate_dom_walker::eliminate_stmt): Update call
8783 to get_dynamic_type.
8785 2019-01-19 Jakub Jelinek <jakub@redhat.com>
8787 * config/aarch64/aarch64.c (aarch64_stack_protect_guard): Move
8788 outside of #if CHECKING_P code.
8790 2019-01-19 Richard Sandiford <richard.sandiford@arm.com>
8792 * gimple-loop-versioning.cc (loop_versioning::dump_inner_likelihood):
8793 New function, split out from...
8794 (loop_versioning::analyze_stride): ...here.
8795 (loop_versioning::find_per_loop_multiplication): Use gassign.
8796 (loop_versioning::analyze_term_using_scevs): Return a success code.
8797 (loop_versioning::analyze_arbitrary_term): New function.
8798 (loop_versioning::analyze_address_fragment): Use
8799 analyze_arbitrary_term if all else fails.
8801 2019-01-18 Segher Boessenkool <segher@kernel.crashing.org>
8804 * config/rs6000/rs6000.md (*movsi_from_df): Allow only register
8807 2019-01-18 Richard Biener <rguenther@suse.de>
8809 PR tree-optimization/88903
8810 * tree-vect-stmts.c (vectorizable_shift): Verify we see all
8811 scalar stmts a SLP shift amount is composed of when detecting
8814 2019-01-18 Richard Earnshaw <rearnsha@arm.com>
8817 * config/arm/arm-cpus.in (mp): New feature.
8819 (fgroup ARMv7ve): Add mp and sec features.
8820 (arch armv7-a): Add options to allow mp and sec extensions.
8821 (cpu generic-armv7-a): Add options to allow mp and sec extensions.
8822 (cpu cortex-a5, cpu cortex-7, cpu cortex-a9): Add mp and sec
8823 extenstions to the base architecture.
8824 (cpu cortex-a8): Add sec extension to the base architecture.
8825 (cpu marvell-pj4): Add mp and sec extensions to the base architecture.
8826 * config/arm/t-aprofile (MULTILIB_MATCHES): Map all armv7-a arch
8827 variants down to the base v7-a varaint.
8828 * config/arm/t-multilib (v7_a_arch_variants): New variable.
8829 * doc/invoke.texi (ARM Options): Add +mp and +sec to the list
8830 of permitted extensions for -march=armv7-a and for
8831 -mcpu=generic-armv7-a.
8833 2019-01-18 Martin Liska <mliska@suse.cz>
8835 * params.def: Fix comment.
8836 * tree-profile.c (gimple_init_gcov_profiler): Bump function
8838 (gimple_gen_ic_func_profiler): Likewise.
8840 2019-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8842 * config/aarch64/aarch64-opts.h (enum stack_protector_guard): New
8843 * config/aarch64/aarch64.c (aarch64_override_options_internal): Handle
8844 and put in error checks for stack protector guard options.
8845 (aarch64_stack_protect_guard): New.
8846 (TARGET_STACK_PROTECT_GUARD): Define.
8847 * config/aarch64/aarch64.md (UNSPEC_SSP_SYSREG): New.
8848 (reg_stack_protect_address<mode>): New.
8849 (stack_protect_set): Adjust for SSP_GLOBAL.
8850 (stack_protect_test): Likewise.
8851 * config/aarch64/aarch64.opt (-mstack-protector-guard-reg): New.
8852 (-mstack-protector-guard): Likewise.
8853 (-mstack-protector-guard-offset): Likewise.
8855 2019-01-18 Jakub Jelinek <jakub@redhat.com>
8857 PR tree-optimization/86214
8858 * tree-inline.h (struct copy_body_data): Add
8859 add_clobbers_to_eh_landing_pads member.
8860 * tree-inline.c (add_clobbers_to_eh_landing_pad): New function.
8861 (copy_edges_for_bb): Call it if EH edge destination is <
8862 id->add_clobbers_to_eh_landing_pads. Fix a comment typo.
8863 (expand_call_inline): Set id->add_clobbers_to_eh_landing_pads
8864 if flag_stack_reuse != SR_NONE and clear it afterwards.
8866 2019-01-18 Christophe Lyon <christophe.lyon@linaro.org>
8869 * doc/install.texi (with-multilib-list): Document for aarch64.
8871 2019-01-18 Jakub Jelinek <jakub@redhat.com>
8874 * config/arm/arm_neon.h: Fix #pragma GCC target syntax - replace
8875 (("..."))) with ("...").
8877 2019-01-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
8879 * doc/extend.texi (Built-in Functions for Memory Model Aware
8880 Atomic Operations): Document atomic fetch and nand.
8882 2019-01-18 Martin Liska <mliska@suse.cz>
8883 Richard Biener <rguenther@suse.de>
8886 * cgraph.h (create_version_clone_with_body): Add new argument
8888 * cgraphclones.c (cgraph_node::create_version_clone): Add
8889 DECL_ATTRIBUTES to a newly created decl. And call
8890 valid_attribute_p so that proper cl_target_optimization_node
8891 is set for the newly created declaration.
8892 * multiple_target.c (create_target_clone): Set DECL_ATTRIBUTES
8894 (expand_target_clones): Do not call valid_attribute_p, it must
8896 * tree-inline.c (copy_decl_for_dup_finish): Reset mode for
8899 2019-01-17 Jakub Jelinek <jakub@redhat.com>
8902 * config/aarch64/arm_neon.h: Fix #pragma GCC target syntax - replace
8903 (("..."))) with ("..."). Use arch=armv8.2-a+sha3 instead of
8904 arch=armv8.2-a+crypto for vsha512hq_u64 etc. intrinsics.
8906 2019-01-17 Martin Sebor <msebor@redhat.com>
8909 * gimple-ssa-warn-restrict.c (builtin_memref::extend_offset_range):
8910 Handle anti-ranges the same as no range at all.
8912 2018-01-17 Steve Ellcey <sellcey@cavium.com>
8914 * config/aarch64/aarch64.c (cgraph.h): New include.
8915 (intl.h): New include.
8916 (supported_simd_type): New function.
8917 (currently_supported_simd_type): Ditto.
8918 (aarch64_simd_clone_compute_vecsize_and_simdlen): Ditto.
8919 (aarch64_simd_clone_adjust): Ditto.
8920 (aarch64_simd_clone_usable): Ditto.
8921 (TARGET_SIMD_CLONE_COMPUTE_VECSIZE_AND_SIMDLEN): New macro.
8922 (TARGET_SIMD_CLONE_ADJUST): Ditto.
8923 (TARGET_SIMD_CLONE_USABLE): Ditto.
8924 * config/i386/i386.c (ix86_simd_clone_adjust): Add definition check.
8925 * omp-simd-clone.c (expand_simd_clones): Add targetm.simd_clone.adjust
8928 2019-01-17 Martin Sebor <msebor@redhat.com>
8930 PR tree-optimization/88800
8931 * gimple-fold.c (gimple_fold_builtin_memory_op): Avoid checking
8932 NO_WARNING bit here. Avoid folding out-of-bounds calls.
8933 * gimple-ssa-warn-restrict.c (maybe_diag_offset_bounds): Remove
8934 redundant argument. Add new argument and issue diagnostics under
8935 its control. Detect out-of-bounds access even with warnings
8937 (check_bounds_or_overlap): Change return type. Add argument.
8938 (wrestrict_dom_walker::check_call): Adjust.
8939 * gimple-ssa-warn-restrict.h (check_bounds_or_overlap): Add argument.
8940 * tree-ssa-strlen.c (handle_builtin_strcpy): Adjust to change in
8941 check_bounds_or_overlap's return value.
8942 (handle_builtin_stxncpy): Same.
8943 (handle_builtin_strcat): Same.
8945 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8946 Kwok Cheung Yeung <kcy@codesourcery.com>
8947 Julian Brown <julian@codesourcery.com>
8948 Tom de Vries <tom@codesourcery.com>
8950 * doc/sourcebuild.texi: Document dg-add-options sqrt_insn.
8952 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8954 * doc/sourcebuild.texi: Document dg-require-effective-target
8955 llvm_binutils and offload_gcn.
8957 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8958 Kwok Cheung Yeung <kcy@codesourcery.com>
8959 Julian Brown <julian@codesourcery.com>
8960 Tom de Vries <tom@codesourcery.com>
8962 * doc/sourcebuild.texi: Document dg-required-effective-target
8965 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8966 Kwok Cheung Yeung <kcy@codesourcery.com>
8967 Julian Brown <julian@codesourcery.com>
8968 Tom de Vries <tom@codesourcery.com>
8969 Jan Hubicka <hubicka@ucw.cz>
8970 Martin Jambor <mjambor@suse.cz>
8972 * config.gcc: Add amdgcn*-*-amdhsa configuration.
8973 * configure.ac: Check for dlopen.
8974 * configure: Regenerate.
8976 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8977 Kwok Cheung Yeung <kcy@codesourcery.com>
8978 Julian Brown <julian@codesourcery.com>
8979 Tom de Vries <tom@codesourcery.com>
8980 Jan Hubicka <hubicka@ucw.cz>
8981 Martin Jambor <mjambor@suse.cz>
8983 * common/config/gcn/gcn-common.c: New file.
8984 * config/gcn/driver-gcn.c: New file.
8985 * config/gcn/gcn-builtins.def: New file.
8986 * config/gcn/gcn-hsa.h: New file.
8987 * config/gcn/gcn-modes.def: New file.
8988 * config/gcn/gcn-opts.h: New file.
8989 * config/gcn/gcn-passes.def: New file.
8990 * config/gcn/gcn-protos.h: New file.
8991 * config/gcn/gcn-run.c: New file.
8992 * config/gcn/gcn-tree.c: New file.
8993 * config/gcn/gcn.c: New file.
8994 * config/gcn/gcn.h: New file.
8995 * config/gcn/gcn.opt: New file.
8996 * config/gcn/t-gcn-hsa: New file.
8998 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8999 Kwok Cheung Yeung <kcy@codesourcery.com>
9000 Julian Brown <julian@codesourcery.com>
9001 Tom de Vries <tom@codesourcery.com>
9002 Jan Hubicka <hubicka@ucw.cz>
9003 Martin Jambor <mjambor@suse.cz>
9005 * config/gcn/constraints.md: New file.
9006 * config/gcn/gcn-valu.md: New file.
9007 * config/gcn/gcn.md: New file.
9008 * config/gcn/predicates.md: New file.
9010 2019-01-17 Eric Botcazou <ebotcazou@adacore.com>
9012 * gimple-ssa-isolate-paths.c (stmt_uses_name_in_undefined_way): Replace
9013 flag_non_call_exceptions with cfun->can_throw_non_call_exceptions.
9014 (stmt_uses_0_or_null_in_undefined_way): Likewise.
9015 * tree-ssa-alias.c (same_addr_size_stores_p): Likewise.
9017 2019-01-17 Tamar Christina <tamar.christina@arm.com>
9020 * config/aarch64/aarch64.md (STACK_CLASH_SVE_CFA_REGNUM): New.
9021 * config/aarch64/aarch64.c (aarch64_allocate_and_probe_stack_space): Use
9022 it and document registers.
9024 2019-01-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9026 * config/aarch64/aarch64.c (ares_tunings): Define.
9027 * config/aarch64/aarch64-cores.def (ares): Use the above.
9029 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9033 2018-11-06 Wei Xiao <wei3.xiao@intel.com>
9035 * config/i386/avx512fintrin.h: Update VFIXUPIMM* intrinsics.
9036 (_mm512_fixupimm_round_pd): Update parameters and builtin.
9037 (_mm512_maskz_fixupimm_round_pd): Ditto.
9038 (_mm512_fixupimm_round_ps): Ditto.
9039 (_mm512_maskz_fixupimm_round_ps): Ditto.
9040 (_mm_fixupimm_round_sd): Ditto.
9041 (_mm_maskz_fixupimm_round_sd): Ditto.
9042 (_mm_fixupimm_round_ss): Ditto.
9043 (_mm_maskz_fixupimm_round_ss): Ditto.
9044 (_mm512_fixupimm_pd): Ditto.
9045 (_mm512_maskz_fixupimm_pd): Ditto.
9046 (_mm512_fixupimm_ps): Ditto.
9047 (_mm512_maskz_fixupimm_ps): Ditto.
9048 (_mm_fixupimm_sd): Ditto.
9049 (_mm_maskz_fixupimm_sd): Ditto.
9050 (_mm_fixupimm_ss): Ditto.
9051 (_mm_maskz_fixupimm_ss): Ditto.
9052 (_mm512_mask_fixupimm_round_pd): Update builtin.
9053 (_mm512_mask_fixupimm_round_ps): Ditto.
9054 (_mm_mask_fixupimm_round_sd): Ditto.
9055 (_mm_mask_fixupimm_round_ss): Ditto.
9056 (_mm512_mask_fixupimm_pd): Ditto.
9057 (_mm512_mask_fixupimm_ps): Ditto.
9058 (_mm_mask_fixupimm_sd): Ditto.
9059 (_mm_mask_fixupimm_ss): Ditto.
9060 * config/i386/avx512vlintrin.h:
9061 (_mm256_fixupimm_pd): Update parameters and builtin.
9062 (_mm256_maskz_fixupimm_pd): Ditto.
9063 (_mm256_fixupimm_ps): Ditto.
9064 (_mm256_maskz_fixupimm_ps): Ditto.
9065 (_mm_fixupimm_pd): Ditto.
9066 (_mm_maskz_fixupimm_pd): Ditto.
9067 (_mm_fixupimm_ps): Ditto.
9068 (_mm_maskz_fixupimm_ps): Ditto.
9069 (_mm256_mask_fixupimm_pd): Update builtin.
9070 (_mm256_mask_fixupimm_ps): Ditto.
9071 (_mm_mask_fixupimm_pd): Ditto.
9072 (_mm_mask_fixupimm_ps): Ditto.
9073 * config/i386/i386-builtin-types.def: Add new types and remove useless ones.
9074 * config/i386/i386-builtin.def: Update builtin definitions.
9075 * config/i386/i386.c: Handle new builtin types and remove useless ones.
9076 * config/i386/sse.md: Update VFIXUPIMM* patterns.
9077 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9078 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9079 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Update.
9080 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9081 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9082 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Update.
9083 * config/i386/subst.md:
9084 (round_saeonly_sd_mask_operand4): Add new subst_attr.
9085 (round_saeonly_sd_mask_op4): Ditto.
9086 (round_saeonly_expand_operand5): Ditto.
9087 (round_saeonly_expand): Update.
9089 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9093 2018-11-12 Wei Xiao <wei3.xiao@intel.com>
9095 * config/i386/sse.md: Combine VFIXUPIMM* patterns
9096 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9097 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9098 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Remove.
9099 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9100 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9101 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Remove.
9103 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9107 2018-12-15 Jakub Jelinek <jakub@redhat.com>
9110 * config/i386/sse.md (UNSPEC_SFIXUPIMM): New unspec enumerator.
9111 (avx512f_sfixupimm<mode><mask_name><round_saeonly_name>): Use it
9112 instead of UNSPEC_FIXUPIMM.
9114 2019-01-17 Richard Biener <rguenther@suse.de>
9117 * dwarf2out.c (want_pubnames): Never generate pubnames sections
9118 and friends for the LTO part of debug info.
9120 2019-01-17 Jakub Jelinek <jakub@redhat.com>
9122 PR tree-optimization/86214
9123 * cfgexpand.c (add_stack_var_conflict): Don't add any conflicts
9126 PR rtl-optimization/88870
9127 * dce.c (deletable_insn_p): Never delete const/pure calls that can
9128 throw if we can't alter the cfg or delete dead exceptions.
9129 (mark_insn): Don't call find_call_stack_args for such calls.
9131 2019-01-17 Kewen Lin <linkw@gcc.gnu.org>
9133 * doc/extend.texi: Add four new prototypes for vec_ld and seven new
9134 prototypes for vec_st.
9135 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add entries
9136 for scalar address type variants of altivec_vec_ld/altivec_vec_st,
9137 mainly on signed/unsigned long long and double.
9139 2019-01-16 David Malcolm <dmalcolm@redhat.com>
9142 * combine.c (delete_noop_moves): Convert to "bool" return,
9143 returning true if any edges are eliminated.
9144 (combine_instructions): Also return true if delete_noop_moves
9147 2019-01-16 Tamar Christina <tamar.christina@arm.com>
9149 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Use
9150 correct max nunits for endian swap.
9151 (aarch64_expand_fcmla_builtin): Correct subreg code.
9152 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
9153 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>): Correct
9156 2019-01-16 Uroš Bizjak <ubizjak@gmail.com>
9158 * config/alpha/alpha.c (alpha_gimplify_va_arg):
9159 Handle split indirect COMPLEX_TYPE arguments.
9161 2019-01-16 Richard Earnshaw <rearnsha@arm.com>
9164 * config/aarch64/aarch64-modes.def: Add comment about how the carry
9165 bit is set by add and compare.
9166 (CC_ADC): New CC_MODE.
9167 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Use variables
9168 to cache the code and mode of X. Adjust the shape of a CC_Cmode
9169 comparison. Add detection for CC_ADCmode.
9170 (aarch64_get_condition_code_1): Update code support for CC_Cmode. Add
9172 * config/aarch64/aarch64.md (uaddv<mode>4): Use LTU with CCmode.
9173 (uaddvti4): Comparison result is in CC_ADCmode and the condition is GEU.
9174 (add<mode>3_compareC_cconly_imm): Delete. Merge into...
9175 (add<mode>3_compareC_cconly): ... this. Restructure the comparison
9176 to eliminate the need for zero-extending the operands.
9177 (add<mode>3_compareC_imm): Delete. Merge into ...
9178 (add<mode>3_compareC): ... this. Restructure the comparison to
9179 eliminate the need for zero-extending the operands.
9180 (add<mode>3_carryin): Use LTU for the overflow detection.
9181 (add<mode>3_carryinC): Use CC_ADCmode for the result of the carry out.
9182 Reexpress comparison for overflow.
9183 (add<mode>3_carryinC_zero): Update for change to add<mode>3_carryinC.
9184 (add<mode>3_carryinC): Likewise.
9185 (add<mode>3_carryinV): Use LTU for carry between partials.
9186 * config/aarch64/predicates.md (aarch64_carry_operation): Update
9187 handling of CC_Cmode and add CC_ADCmode.
9188 (aarch64_borrow_operation): Likewise.
9190 2019-01-16 Tamar Christina <tamar.christina@arm.com>
9192 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): Remove patternmode.
9193 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): Likewise.
9194 * config/arm/neon.md (neon_vcmla_lane<rot><mode>, neon_vcmla_laneq<rot><mode>,
9195 neon_vcmlaq_lane<rot><mode>): Remove endianness conversion.
9197 2019-01-16 Martin Liska <mliska@suse.cz>
9199 * Makefile.in: Set TOOL_INCLUDE_DIR and NATIVE_SYSTEM_HEADER_DIR
9201 * config/gnu-user.h (TARGET_F951_OPTIONS): Add 'finclude%s/' as
9203 * gcc.c (add_sysrooted_hdrs_prefix): New function.
9204 (path_prefix_reset): Move up in the source file.
9205 (find_fortran_preinclude_file): Make complex search for the
9206 fortran header files.
9208 2019-01-15 Nikhil Benesch <nikhil.benesch@gmail.com>
9210 * godump.c (go_output_typedef): When outputting a typedef, refer
9211 to the underlying type by its name and not its structure.
9213 2019-01-15 David Malcolm <dmalcolm@redhat.com>
9216 * tree.c (build_function_type): Assert that arg_types is not
9219 2019-01-15 Richard Sandiford <richard.sandiford@arm.com>
9222 * doc/extend.texi: Document that listing the stack pointer in the
9223 clobber list of an asm is a deprecated feature.
9224 * common.opt (Wdeprecated): Moved from c-family/c.opt.
9225 * cfgexpand.c (asm_clobber_reg_is_valid): Issue a -Wdeprecated
9226 warning instead of an error for clobbers of the stack pointer.
9227 Add a note explaining why.
9229 2019-01-15 Richard Biener <rguenther@suse.de>
9232 * dwarf2out.c (gen_member_die): Do not generate inheritance
9235 2019-01-15 Richard Biener <rguenther@suse.de>
9237 PR tree-optimization/88855
9238 * tree-if-conv.c (combine_blocks): Collect
9239 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from propagated out virtuals.
9241 2019-01-15 Tom de Vries <tdevries@suse.de>
9244 * config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Handle
9245 lhs == NULL_TREE for gang-level reduction.
9247 2019-01-15 Richard Biener <rguenther@suse.de>
9248 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9251 * ipa-pure-const.c (malloc_candidate_p_1): Add parameter visited and
9252 return true if SSA_NAME is already marked in visited bitmap.
9253 (malloc_candidate_p): Pass visited to malloc_candidate_p_1.
9255 2019-01-15 Jakub Jelinek <jakub@redhat.com>
9257 PR tree-optimization/88775
9258 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)): Optimize
9259 equal == 0 equality pointer comparisons some more if compared in
9260 integral types and either one points to an automatic var and the
9261 other to a global, or we can prove at least one points to the middle
9262 or both point to start or both point to end.
9264 2019-01-14 Andi Kleen <ak@linux.intel.com>
9266 * Makefile.in: Lower autofdo sampling rate by 10x.
9267 * Makefile.tpl: Dito.
9269 2019-01-14 Tom Honermann <tom@honermann.net>
9271 * defaults.h: Define CHAR8_TYPE.
9273 2019-01-14 Martin Sebor <msebor@redhat.com>
9276 * doc/extend.texi (Darwin Format Checks): Clarify.
9278 2019-01-14 Richard Biener <rguenther@suse.de>
9280 * genmatch.c (dt_simplify::gen_1): Change dumping dependent on
9281 whether we are in (simplify ...) or (match ...) context.
9283 2019-01-14 Jakub Jelinek <jakub@redhat.com>
9285 PR rtl-optimization/88796
9286 * emit-rtl.h (struct rtl_data): Add stack_protect_guard_decl field.
9287 * cfgexpand.c (stack_protect_prologue): Initialize
9288 crtl->stack_protect_guard_decl.
9289 * function.c (stack_protect_epilogue): Use it instead of calling
9290 targetm.stack_protect_guard again.
9291 * dse.c (check_mem_read_rtx): Ignore MEM_VOLATILE_P reads from
9292 MEMs with MEM_EXPR equal to crtl->stack_protect_guard or
9293 crtl->stack_protect_guard_decl.
9294 * config/i386/i386.c (ix86_stack_protect_guard): Set TREE_THIS_VOLATILE
9295 on the returned MEM_EXPR.
9297 2019-01-12 Tom de Vries <tdevries@suse.de>
9299 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Alow setting
9300 vector length using -fopenacc-dim.
9302 2019-01-12 Tom de Vries <tdevries@suse.de>
9304 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Take larger vector
9305 lengths into account.
9307 2019-01-12 Svante Signell <svante.signell@gmail.com>
9309 * config/i386/gnu.h (TARGET_THREAD_SSP_OFFSET): Define.
9310 (TARGET_CAN_SPLIT_STACK): Define.
9311 (TARGET_THREAD_SPLIT_STACK_OFFSET): Define.
9313 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9315 * params.def (inline-unit-growth): Set to 40.
9317 2019-01-12 Jakub Jelinek <jakub@redhat.com>
9319 * tree-ssa-loop-ivopts.c (find_inv_vars): Fix a comment typo.
9321 2019-01-12 Tom de Vries <tdevries@suse.de>
9323 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): In offloading
9324 region calling vector-partitionable routine, set default_vector_length
9327 2019-01-12 Tom de Vries <tdevries@suse.de>
9329 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add an use new
9330 variable default_vector_length.
9332 2019-01-12 Tom de Vries <tdevries@suse.de>
9335 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Apply defaults
9336 from oacc_default_dims, as oacc_validate_dims would do it, and apply
9339 2019-01-12 Tom de Vries <tdevries@suse.de>
9341 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1)
9342 (nvptx_goacc_validate_dims): Add used parameter.
9343 * doc/tm.texi: Regenerate.
9344 * omp-offload.c (oacc_parse_default_dims, oacc_validate_dims): Add
9345 argument to call to targetm.goacc.validate_dims.
9346 (default_goacc_validate_dims): Add used
9348 * target.def (validate_dims): Add used parameter in DEFHOOK.
9349 * targhooks.h (default_goacc_validate_dims): Add used parameter.
9351 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9355 * tree-inline.h (struct copy_body_data): Add adjust_array_error_bounds
9357 * tree-inline.c (remap_type_1): Formatting fix. If TYPE_MAX_VALUE of
9358 ARRAY_TYPE's TYPE_DOMAIN is newly error_mark_node, replace it with
9359 a dummy "omp dummy var" variable if id->adjust_array_error_bounds.
9360 * omp-low.c (new_omp_context): Set cb.adjust_array_error_bounds.
9362 2019-01-11 Vladimir Makarov <vmakarov@redhat.com>
9364 PR rtl-optimization/87305
9366 (setup_live_pseudos_and_spill_after_risky_transforms): Add code
9367 for little endian pseudos used as paradoxical subreg.
9369 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9371 PR tree-optimization/88693
9372 * tree-ssa-strlen.c (get_min_string_length): Don't set *full_string_p
9373 for STRING_CSTs that don't contain any NUL characters in the first
9374 TREE_STRING_LENGTH bytes.
9376 2019-01-11 Alan Modra <amodra@gmail.com>
9380 * genattrtab.c (min_fn): Don't translate values.
9381 (min_attr_value): Return INT_MAX when the value can't be calculated.
9382 Return minimum among any values that can be calculated.
9383 (max_attr_value): Adjust.
9385 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9387 * Makefile.in (PLUGIN_HEADERS): Add $(INSN_ATTR_H).
9389 2019-01-11 Steve Ellcey <sellcey@marvell.com>
9391 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
9392 (aarch64_hard_regno_call_part_clobbered): Add insn argument.
9393 (aarch64_return_call_with_max_clobbers): New function.
9394 (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New macro.
9395 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Add insn
9397 * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): Ditto.
9398 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Ditto.
9399 * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered): Ditto.
9400 * config/s390/s390.c (s390_hard_regno_call_part_clobbered): Ditto.
9401 * cselib.c (cselib_process_insn): Add argument to
9402 targetm.hard_regno_call_part_clobbered call.
9403 * ira-conflicts.c (ira_build_conflicts): Ditto.
9404 * ira-costs.c (ira_tune_allocno_costs): Ditto.
9405 * lra-constraints.c (inherit_reload_reg): Ditto.
9406 * lra-int.h (struct lra_reg): Add call_insn field, remove call_p field.
9407 * lra-lives.c (check_pseudos_live_through_calls): Add call_insn
9408 argument. Call targetm.return_call_with_max_clobbers.
9409 Add argument to targetm.hard_regno_call_part_clobbered call.
9410 (calls_have_same_clobbers_p): New function.
9411 (process_bb_lives): Add call_insn and last_call_insn variables.
9412 Pass call_insn to check_pseudos_live_through_calls.
9413 Modify if stmt to check targetm.return_call_with_max_clobbers.
9414 Update setting of flush variable.
9415 (lra_create_live_ranges_1): Set call_insn to NULL instead of call_p
9417 * lra.c (initialize_lra_reg_info_element): Set call_insn to NULL.
9418 * regcprop.c (copyprop_hardreg_forward_1): Add argument to
9419 targetm.hard_regno_call_part_clobbered call.
9420 * reginfo.c (choose_hard_reg_mode): Ditto.
9421 * regrename.c (check_new_reg_p): Ditto.
9422 * reload.c (find_equiv_reg): Ditto.
9423 * reload1.c (emit_reload_insns): Ditto.
9424 * sched-deps.c (deps_analyze_insn): Ditto.
9425 * sel-sched.c (init_regs_for_mode): Ditto.
9426 (mark_unavailable_hard_regs): Ditto.
9427 * targhooks.c (default_dwarf_frame_reg_mode): Ditto.
9428 * target.def (hard_regno_call_part_clobbered): Add insn argument.
9429 (return_call_with_max_clobbers): New target function.
9430 * doc/tm.texi: Regenerate.
9431 * doc/tm.texi.in (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New hook.
9432 * hooks.c (hook_bool_uint_mode_false): Change to
9433 hook_bool_insn_uint_mode_false.
9434 * hooks.h (hook_bool_uint_mode_false): Ditto.
9436 2019-01-11 Steve Ellcey <sellcey@marvell.com>
9438 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
9439 (aarch64_remove_extra_call_preserved_regs): New function.
9440 (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New macro.
9441 * doc/tm.texi.in (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New hook.
9442 * doc/tm.texi: Regenerate.
9443 * final.c (get_call_reg_set_usage): Call new hook.
9444 * target.def (remove_extra_call_preserved_regs): New hook.
9445 * targhooks.c (default_remove_extra_call_preserved_regs): New function.
9446 * targhooks.h (default_remove_extra_call_preserved_regs): New function.
9448 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9451 * passes.c (finish_optimization_passes): Call print_combine_total_stats
9452 inside of pass_combine_1 dump rather than pass_profile_1.
9454 2019-01-11 Tom de Vries <tdevries@suse.de>
9456 * config/nvptx/nvptx.c (PTX_CTA_NUM_BARRIERS, PTX_PER_CTA_BARRIER)
9457 (PTX_NUM_PER_CTA_BARRIER, PTX_FIRST_PER_WORKER_BARRIER)
9458 (PTX_NUM_PER_WORKER_BARRIERS): Define.
9459 (nvptx_apply_dim_limits): Prevent vector_length 64 and
9462 2019-01-11 Tom de Vries <tdevries@suse.de>
9464 * config/nvptx/nvptx.c (PTX_CTA_SIZE): Move up.
9466 2019-01-11 Jan Beulich <jbeulich@suse.com>
9468 * config/i386/i386.md (rex64suffix): Add L suffix for SI.
9469 * config/i386/sse.md (cvtusi2<ssescalarmodesuffix>32<round_name>,
9470 sse2_cvtsi2sd): Add {l}.
9471 (sse2_cvtsi2sdq<round_name>): Make q conditional upon AT&T
9474 2019-01-10 Jakub Jelinek <jakub@redhat.com>
9477 * config/i386/sse.md (float<floatunssuffix>v2div2sf2): Turn into
9479 (*float<floatunssuffix>v2div2sf2): New define_insn.
9480 (float<floatunssuffix>v2div2sf2_mask): Turn into define_expand.
9481 (*float<floatunssuffix>v2div2sf2_mask): New define_insn.
9482 (*float<floatunssuffix>v2div2sf2_mask_1): Replace
9483 subrtxes (const_vector:V2SF [(const_int 0) (const_int 0)]) with
9484 match_operands with "const0_operand" "C".
9486 2019-01-10 Tamar Christina <tamar.christina@arm.com>
9488 * config/aarch64/aarch64-builtins.c
9489 (aarch64_init_builtins): Move aarch64_init_fcmla_laneq_builtins...
9490 (aarch64_init_simd_builtins): ...Here
9492 2019-01-10 Vladimir Makarov <vmakarov@redhat.com>
9494 PR rtl-optimization/87305
9496 (setup_live_pseudos_and_spill_after_risky_transforms): Check
9497 allocation for big endian pseudos used as paradoxical subregs and
9498 spill them if it is wrong.
9499 * lra-constraints.c (lra_constraints): Add a comment.
9501 2019-01-10 Richard Biener <rguenther@suse.de>
9503 PR tree-optimization/88792
9504 * tree-ssa-pre.c (get_representative_for): Do not return a
9507 2019-01-10 Jakub Jelinek <jakub@redhat.com>
9511 * function.c (assign_stack_local_1): Revert the 2018-11-21 changes.
9512 (assign_parm_setup_block): Do the argument slot realignment here
9515 2019-01-10 Stefan Agner <stefan@agner.ch>
9518 * config/arm/arm.c (arm_option_override_internal): Force
9519 opts->x_inline_asm_unified to true only if TARGET_THUMB2_P.
9521 2019-01-10 Jakub Jelinek <jakub@redhat.com>
9524 * attribs.c (handle_dll_attribute): Clear TREE_STATIC after setting
9527 2019-01-10 Tamar Christina <tamar.christina@arm.com>
9529 * config/arm/arm-builtins.c
9530 (enum arm_type_qualifiers): Add qualifier_lane_pair_index.
9531 (MAC_LANE_PAIR_QUALIFIERS): New.
9532 (arm_expand_builtin_args): Use it.
9533 (arm_expand_builtin_1): Likewise.
9534 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): New.
9535 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): New.
9536 * config/arm/arm-c.c (arm_cpu_builtins): Add __ARM_FEATURE_COMPLEX.
9537 * config/arm/arm_neon.h:
9538 (vcadd_rot90_f16): New.
9539 (vcaddq_rot90_f16): New.
9540 (vcadd_rot270_f16): New.
9541 (vcaddq_rot270_f16): New.
9544 (vcmla_lane_f16): New.
9545 (vcmla_laneq_f16): New.
9546 (vcmlaq_lane_f16): New.
9547 (vcmlaq_laneq_f16): New.
9548 (vcmla_rot90_f16): New.
9549 (vcmlaq_rot90_f16): New.
9550 (vcmla_rot90_lane_f16): New.
9551 (vcmla_rot90_laneq_f16): New.
9552 (vcmlaq_rot90_lane_f16): New.
9553 (vcmlaq_rot90_laneq_f16): New.
9554 (vcmla_rot180_f16): New.
9555 (vcmlaq_rot180_f16): New.
9556 (vcmla_rot180_lane_f16): New.
9557 (vcmla_rot180_laneq_f16): New.
9558 (vcmlaq_rot180_lane_f16): New.
9559 (vcmlaq_rot180_laneq_f16): New.
9560 (vcmla_rot270_f16): New.
9561 (vcmlaq_rot270_f16): New.
9562 (vcmla_rot270_lane_f16): New.
9563 (vcmla_rot270_laneq_f16): New.
9564 (vcmlaq_rot270_lane_f16): New.
9565 (vcmlaq_rot270_laneq_f16): New.
9566 (vcadd_rot90_f32): New.
9567 (vcaddq_rot90_f32): New.
9568 (vcadd_rot270_f32): New.
9569 (vcaddq_rot270_f32): New.
9572 (vcmla_lane_f32): New.
9573 (vcmla_laneq_f32): New.
9574 (vcmlaq_lane_f32): New.
9575 (vcmlaq_laneq_f32): New.
9576 (vcmla_rot90_f32): New.
9577 (vcmlaq_rot90_f32): New.
9578 (vcmla_rot90_lane_f32): New.
9579 (vcmla_rot90_laneq_f32): New.
9580 (vcmlaq_rot90_lane_f32): New.
9581 (vcmlaq_rot90_laneq_f32): New.
9582 (vcmla_rot180_f32): New.
9583 (vcmlaq_rot180_f32): New.
9584 (vcmla_rot180_lane_f32): New.
9585 (vcmla_rot180_laneq_f32): New.
9586 (vcmlaq_rot180_lane_f32): New.
9587 (vcmlaq_rot180_laneq_f32): New.
9588 (vcmla_rot270_f32): New.
9589 (vcmlaq_rot270_f32): New.
9590 (vcmla_rot270_lane_f32): New.
9591 (vcmla_rot270_laneq_f32): New.
9592 (vcmlaq_rot270_lane_f32): New.
9593 (vcmlaq_rot270_laneq_f32): New.
9594 * config/arm/arm_neon_builtins.def (vcadd90, vcadd270, vcmla0, vcmla90,
9595 vcmla180, vcmla270, vcmla_lane0, vcmla_lane90, vcmla_lane180,
9596 vcmla_lane270, vcmla_laneq0, vcmla_laneq90, vcmla_laneq180,
9597 vcmla_laneq270, vcmlaq_lane0, vcmlaq_lane90, vcmlaq_lane180,
9598 vcmlaq_lane270): New.
9599 * config/arm/neon.md (neon_vcmla_lane<rot><mode>,
9600 neon_vcmla_laneq<rot><mode>, neon_vcmlaq_lane<rot><mode>): New.
9601 * config/arm/arm.c (arm_arch8_3, arm_arch8_4): New.
9602 * config/arm/arm.h (TARGET_COMPLEX, arm_arch8_3, arm_arch8_4): New.
9603 (arm_option_reconfigure_globals): Use them.
9604 * config/arm/iterators.md (VDF, VQ_HSF): New.
9605 (VCADD, VCMLA): New.
9606 (VF_constraint, rot, rotsplit1, rotsplit2): Add V4HF and V8HF.
9607 * config/arm/neon.md (neon_vcadd<rot><mode>, neon_vcmla<rot><mode>):
9609 * config/arm/unspecs.md (UNSPEC_VCADD90, UNSPEC_VCADD270,
9610 UNSPEC_VCMLA, UNSPEC_VCMLA90, UNSPEC_VCMLA180, UNSPEC_VCMLA270): New.
9612 2019-01-10 Tamar Christina <tamar.christina@arm.com>
9614 * config/aarch64/aarch64-builtins.c (enum aarch64_type_qualifiers):
9615 Add qualifier_lane_pair_index.
9616 (emit-rtl.h): Include.
9617 (TYPES_QUADOP_LANE_PAIR): New.
9618 (aarch64_simd_expand_args): Use it.
9619 (aarch64_simd_expand_builtin): Likewise.
9620 (AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_laneq_builtin_datum):
9622 (FCMLA_LANEQ_BUILTIN, AARCH64_SIMD_FCMLA_LANEQ_BUILTIN_BASE,
9623 AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_lane_builtin_data,
9624 aarch64_init_fcmla_laneq_builtins, aarch64_expand_fcmla_builtin): New.
9625 (aarch64_init_builtins): Add aarch64_init_fcmla_laneq_builtins.
9626 (aarch64_expand_buildin): Add AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V2SF,
9627 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V2SF,
9628 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V2SF,
9629 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ2700_V2SF,
9630 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V4HF,
9631 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V4HF,
9632 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V4HF,
9633 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ270_V4HF.
9634 * config/aarch64/iterators.md (FCMLA_maybe_lane): New.
9635 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
9636 Add __ARM_FEATURE_COMPLEX.
9637 * config/aarch64/aarch64-simd-builtins.def (fcadd90, fcadd270, fcmla0,
9638 fcmla90, fcmla180, fcmla270, fcmla_lane0, fcmla_lane90, fcmla_lane180,
9639 fcmla_lane270, fcmla_laneq0, fcmla_laneq90, fcmla_laneq180,
9640 fcmla_laneq270, fcmlaq_lane0, fcmlaq_lane90, fcmlaq_lane180,
9641 fcmlaq_lane270): New.
9642 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
9643 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>,
9644 aarch64_fcadd<rot><mode>, aarch64_fcmla<rot><mode>): New.
9645 * config/aarch64/arm_neon.h:
9646 (vcadd_rot90_f16): New.
9647 (vcaddq_rot90_f16): New.
9648 (vcadd_rot270_f16): New.
9649 (vcaddq_rot270_f16): New.
9652 (vcmla_lane_f16): New.
9653 (vcmla_laneq_f16): New.
9654 (vcmlaq_lane_f16): New.
9655 (vcmlaq_rot90_lane_f16): New.
9656 (vcmla_rot90_laneq_f16): New.
9657 (vcmla_rot90_lane_f16): New.
9658 (vcmlaq_rot90_f16): New.
9659 (vcmla_rot90_f16): New.
9660 (vcmlaq_laneq_f16): New.
9661 (vcmla_rot180_laneq_f16): New.
9662 (vcmla_rot180_lane_f16): New.
9663 (vcmlaq_rot180_f16): New.
9664 (vcmla_rot180_f16): New.
9665 (vcmlaq_rot90_laneq_f16): New.
9666 (vcmlaq_rot270_laneq_f16): New.
9667 (vcmlaq_rot270_lane_f16): New.
9668 (vcmla_rot270_laneq_f16): New.
9669 (vcmlaq_rot270_f16): New.
9670 (vcmla_rot270_f16): New.
9671 (vcmlaq_rot180_laneq_f16): New.
9672 (vcmlaq_rot180_lane_f16): New.
9673 (vcmla_rot270_lane_f16): New.
9674 (vcadd_rot90_f32): New.
9675 (vcaddq_rot90_f32): New.
9676 (vcaddq_rot90_f64): New.
9677 (vcadd_rot270_f32): New.
9678 (vcaddq_rot270_f32): New.
9679 (vcaddq_rot270_f64): New.
9683 (vcmla_lane_f32): New.
9684 (vcmla_laneq_f32): New.
9685 (vcmlaq_lane_f32): New.
9686 (vcmlaq_laneq_f32): New.
9687 (vcmla_rot90_f32): New.
9688 (vcmlaq_rot90_f32): New.
9689 (vcmlaq_rot90_f64): New.
9690 (vcmla_rot90_lane_f32): New.
9691 (vcmla_rot90_laneq_f32): New.
9692 (vcmlaq_rot90_lane_f32): New.
9693 (vcmlaq_rot90_laneq_f32): New.
9694 (vcmla_rot180_f32): New.
9695 (vcmlaq_rot180_f32): New.
9696 (vcmlaq_rot180_f64): New.
9697 (vcmla_rot180_lane_f32): New.
9698 (vcmla_rot180_laneq_f32): New.
9699 (vcmlaq_rot180_lane_f32): New.
9700 (vcmlaq_rot180_laneq_f32): New.
9701 (vcmla_rot270_f32): New.
9702 (vcmlaq_rot270_f32): New.
9703 (vcmlaq_rot270_f64): New.
9704 (vcmla_rot270_lane_f32): New.
9705 (vcmla_rot270_laneq_f32): New.
9706 (vcmlaq_rot270_lane_f32): New.
9707 (vcmlaq_rot270_laneq_f32): New.
9708 * config/aarch64/aarch64.h (TARGET_COMPLEX): New.
9709 * config/aarch64/iterators.md (UNSPEC_FCADD90, UNSPEC_FCADD270,
9710 UNSPEC_FCMLA, UNSPEC_FCMLA90, UNSPEC_FCMLA180, UNSPEC_FCMLA270): New.
9711 (FCADD, FCMLA): New.
9713 * config/arm/types.md (neon_fcadd, neon_fcmla): New.
9715 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
9719 * config/pa/pa.c: Change "can not" to "cannot".
9720 * gimple-ssa-evrp-analyze.c: Likewise.
9721 * ipa-icf.c: Likewise.
9722 * ipa-polymorphic-call.c: Likewise.
9723 * ipa-pure-const.c: Likewise.
9724 * lra-constraints.c: Likewise.
9725 * lra-remat.c: Likewise.
9726 * reload1.c: Likewise.
9727 * reorg.c: Likewise.
9728 * tree-ssa-uninit.c: Likewise.
9730 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
9734 * Makefile.in: Mechanically replace "can not" with "cannot".
9735 * alias.c: Likewise.
9736 * builtins.c: Likewise.
9737 * calls.c: Likewise.
9738 * cgraph.c: Likewise.
9739 * cgraph.h: Likewise.
9740 * cgraphclones.c: Likewise.
9741 * cgraphunit.c: Likewise.
9742 * combine-stack-adj.c: Likewise.
9743 * combine.c: Likewise.
9744 * common/config/i386/i386-common.c: Likewise.
9745 * config/aarch64/aarch64.c: Likewise.
9746 * config/alpha/sync.md: Likewise.
9747 * config/arc/arc.c: Likewise.
9748 * config/arc/predicates.md: Likewise.
9749 * config/arm/arm-c.c: Likewise.
9750 * config/arm/arm.c: Likewise.
9751 * config/arm/arm.h: Likewise.
9752 * config/arm/arm.md: Likewise.
9753 * config/arm/cortex-r4f.md: Likewise.
9754 * config/csky/csky.c: Likewise.
9755 * config/csky/csky.h: Likewise.
9756 * config/darwin-f.c: Likewise.
9757 * config/epiphany/epiphany.md: Likewise.
9758 * config/i386/i386.c: Likewise.
9759 * config/i386/sol2.h: Likewise.
9760 * config/m68k/m68k.c: Likewise.
9761 * config/mcore/mcore.h: Likewise.
9762 * config/microblaze/microblaze.md: Likewise.
9763 * config/mips/20kc.md: Likewise.
9764 * config/mips/sb1.md: Likewise.
9765 * config/nds32/nds32.c: Likewise.
9766 * config/nds32/predicates.md: Likewise.
9767 * config/pa/pa.c: Likewise.
9768 * config/rs6000/e300c2c3.md: Likewise.
9769 * config/rs6000/rs6000.c: Likewise.
9770 * config/s390/s390.h: Likewise.
9771 * config/sh/sh.c: Likewise.
9772 * config/sh/sh.md: Likewise.
9773 * config/spu/vmx2spu.h: Likewise.
9774 * cprop.c: Likewise.
9775 * dbxout.c: Likewise.
9776 * df-scan.c: Likewise.
9777 * doc/cfg.texi: Likewise.
9778 * doc/extend.texi: Likewise.
9779 * doc/fragments.texi: Likewise.
9780 * doc/gty.texi: Likewise.
9781 * doc/invoke.texi: Likewise.
9782 * doc/lto.texi: Likewise.
9783 * doc/md.texi: Likewise.
9784 * doc/objc.texi: Likewise.
9785 * doc/rtl.texi: Likewise.
9786 * doc/tm.texi: Likewise.
9788 * emit-rtl.c: Likewise.
9789 * emit-rtl.h: Likewise.
9790 * except.c: Likewise.
9791 * expmed.c: Likewise.
9793 * fold-const.c: Likewise.
9794 * genautomata.c: Likewise.
9795 * gimple-fold.c: Likewise.
9796 * hard-reg-set.h: Likewise.
9797 * ifcvt.c: Likewise.
9798 * ipa-comdats.c: Likewise.
9799 * ipa-cp.c: Likewise.
9800 * ipa-devirt.c: Likewise.
9801 * ipa-fnsummary.c: Likewise.
9802 * ipa-icf.c: Likewise.
9803 * ipa-inline-transform.c: Likewise.
9804 * ipa-inline.c: Likewise.
9805 * ipa-polymorphic-call.c: Likewise.
9806 * ipa-profile.c: Likewise.
9807 * ipa-prop.c: Likewise.
9808 * ipa-pure-const.c: Likewise.
9809 * ipa-reference.c: Likewise.
9810 * ipa-split.c: Likewise.
9811 * ipa-visibility.c: Likewise.
9813 * ira-build.c: Likewise.
9814 * ira-color.c: Likewise.
9815 * ira-conflicts.c: Likewise.
9816 * ira-costs.c: Likewise.
9817 * ira-int.h: Likewise.
9818 * ira-lives.c: Likewise.
9821 * loop-invariant.c: Likewise.
9822 * loop-unroll.c: Likewise.
9823 * lower-subreg.c: Likewise.
9824 * lra-assigns.c: Likewise.
9825 * lra-constraints.c: Likewise.
9826 * lra-eliminations.c: Likewise.
9827 * lra-lives.c: Likewise.
9828 * lra-remat.c: Likewise.
9829 * lra-spills.c: Likewise.
9831 * lto-cgraph.c: Likewise.
9832 * lto-streamer-out.c: Likewise.
9833 * postreload-gcse.c: Likewise.
9834 * predict.c: Likewise.
9835 * profile-count.h: Likewise.
9836 * profile.c: Likewise.
9837 * recog.c: Likewise.
9839 * reload.c: Likewise.
9840 * reload1.c: Likewise.
9841 * reorg.c: Likewise.
9842 * resource.c: Likewise.
9843 * rtl.def: Likewise.
9845 * rtlanal.c: Likewise.
9846 * sched-deps.c: Likewise.
9847 * sched-ebb.c: Likewise.
9848 * sched-rgn.c: Likewise.
9849 * sel-sched-ir.c: Likewise.
9850 * sel-sched.c: Likewise.
9851 * shrink-wrap.c: Likewise.
9852 * simplify-rtx.c: Likewise.
9853 * symtab.c: Likewise.
9854 * target.def: Likewise.
9855 * toplev.c: Likewise.
9856 * tree-call-cdce.c: Likewise.
9857 * tree-cfg.c: Likewise.
9858 * tree-complex.c: Likewise.
9859 * tree-core.h: Likewise.
9860 * tree-eh.c: Likewise.
9861 * tree-inline.c: Likewise.
9862 * tree-loop-distribution.c: Likewise.
9863 * tree-nrv.c: Likewise.
9864 * tree-profile.c: Likewise.
9865 * tree-sra.c: Likewise.
9866 * tree-ssa-alias.c: Likewise.
9867 * tree-ssa-dce.c: Likewise.
9868 * tree-ssa-dom.c: Likewise.
9869 * tree-ssa-forwprop.c: Likewise.
9870 * tree-ssa-loop-im.c: Likewise.
9871 * tree-ssa-loop-ivcanon.c: Likewise.
9872 * tree-ssa-loop-ivopts.c: Likewise.
9873 * tree-ssa-loop-niter.c: Likewise.
9874 * tree-ssa-phionlycprop.c: Likewise.
9875 * tree-ssa-phiopt.c: Likewise.
9876 * tree-ssa-propagate.c: Likewise.
9877 * tree-ssa-threadedge.c: Likewise.
9878 * tree-ssa-threadupdate.c: Likewise.
9879 * tree-ssa-uninit.c: Likewise.
9880 * tree-ssanames.c: Likewise.
9881 * tree-streamer-out.c: Likewise.
9884 * vr-values.c: Likewise.
9886 2019-01-09 Uroš Bizjak <ubizjak@gmail.com>
9888 * config/i386/i386-protos.h (ix86_expand_xorsign): New prototype.
9889 (ix86_split_xorsign): Ditto.
9890 * config/i386/i386.c (ix86_expand_xorsign): New function.
9891 (ix86_split_xorsign): Ditto.
9892 * config/i386/i386.md (UNSPEC_XORSIGN): New unspec.
9893 (xorsign<mode>3): New expander.
9894 (xorsign<mode>3_1): New insn_and_split pattern.
9895 * config/i386/sse.md (xorsign<mode>3): New expander.
9897 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
9899 * config/sparc/sparc.md (*tablejump_sp32): Merge into...
9900 (*tablejump_sp64): Likewise.
9901 (*tablejump<P:mode>): ...this.
9902 (*call_address_sp32): Merge into...
9903 (*call_address_sp64): Likewise.
9904 (*call_address<P:mode>): ...this.
9905 (*call_symbolic_sp32): Merge into...
9906 (*call_symbolic_sp64): Likewise.
9907 (*call_symbolic<P:mode>): ...this.
9908 (call_value): Remove constraint and add predicate.
9909 (*call_value_address_sp32): Merge into...
9910 (*call_value_address_sp64): Likewise.
9911 (*call_value_address<P:mode>): ...this.
9912 (*call_value_symbolic_sp32): Merge into...
9913 (*call_value_symbolic_sp64): Likewise.
9914 (*call_value_symbolic<P:mode>): ...this.
9915 (*sibcall_symbolic_sp32): Merge into...
9916 (*sibcall_symbolic_sp64): Likewise.
9917 (*sibcall_symbolic<P:mode>): ...this.
9918 (sibcall_value): Remove constraint and add predicate.
9919 (*sibcall_value_symbolic_sp32): Merge into...
9920 (*sibcall_value_symbolic_sp64): Likewise.
9921 (*sibcall_value_symbolic<P:mode>): ...this.
9922 (window_save): Minor tweak.
9923 (*branch_sp32): Merge into...
9924 (*branch_sp64): Likewise.
9925 (*branch<P:mode>): ...this.
9927 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
9928 James Clarke <jrtc27@jrtc27.com>
9931 * config/sparc/sparc.c (sparc_legitimize_tls_address): Only use Pmode
9932 consistently in TLS address generation and adjust code to the renaming
9933 of patterns. Mark calls to __tls_get_addr as const.
9934 * config/sparc/sparc.md (tgd_hi22): Turn into...
9935 (tgd_hi22<P:mode>): ...this and use Pmode throughout.
9936 (tgd_lo10): Turn into...
9937 (tgd_lo10<P:mode>): ...this and use Pmode throughout.
9938 (tgd_add32): Merge into...
9939 (tgd_add64): Likewise.
9940 (tgd_add<P:mode>): ...this and use Pmode throughout.
9941 (tldm_hi22): Turn into...
9942 (tldm_hi22<P:mode>): ...this and use Pmode throughout.
9943 (tldm_lo10): Turn into...
9944 (tldm_lo10<P:mode>): ...this and use Pmode throughout.
9945 (tldm_add32): Merge into...
9946 (tldm_add64): Likewise.
9947 (tldm_add<P:mode>): ...this and use Pmode throughout.
9948 (tldm_call32): Merge into...
9949 (tldm_call64): Likewise.
9950 (tldm_call<P:mode>): ...this and use Pmode throughout.
9951 (tldo_hix22): Turn into...
9952 (tldo_hix22<P:mode>): ...this and use Pmode throughout.
9953 (tldo_lox10): Turn into...
9954 (tldo_lox10<P:mode>): ...this and use Pmode throughout.
9955 (tldo_add32): Merge into...
9956 (tldo_add64): Likewise.
9957 (tldo_add<P:mode>): ...this and use Pmode throughout.
9958 (tie_hi22): Turn into...
9959 (tie_hi22<P:mode>): ...this and use Pmode throughout.
9960 (tie_lo10): Turn into...
9961 (tie_lo10<P:mode>): ...this and use Pmode throughout.
9962 (tie_ld64): Use DImode throughout.
9963 (tie_add32): Merge into...
9964 (tie_add64): Likewise.
9965 (tie_add<P:mode>): ...this and use Pmode throughout.
9966 (tle_hix22_sp32): Merge into...
9967 (tle_hix22_sp64): Likewise.
9968 (tle_hix22<P:mode>): ...this and use Pmode throughout.
9969 (tle_lox22_sp32): Merge into...
9970 (tle_lox22_sp64): Likewise.
9971 (tle_lox22<P:mode>): ...this and use Pmode throughout.
9972 (*tldo_ldub_sp32): Merge into...
9973 (*tldo_ldub_sp64): Likewise.
9974 (*tldo_ldub<P:mode>): ...this and use Pmode throughout.
9975 (*tldo_ldub1_sp32): Merge into...
9976 (*tldo_ldub1_sp64): Likewise.
9977 (*tldo_ldub1<P:mode>): ...this and use Pmode throughout.
9978 (*tldo_ldub2_sp32): Merge into...
9979 (*tldo_ldub2_sp64): Likewise.
9980 (*tldo_ldub2<P:mode>): ...this and use Pmode throughout.
9981 (*tldo_ldsb1_sp32): Merge into...
9982 (*tldo_ldsb1_sp64): Likewise.
9983 (*tldo_ldsb1<P:mode>): ...this and use Pmode throughout.
9984 (*tldo_ldsb2_sp32): Merge into...
9985 (*tldo_ldsb2_sp64): Likewise.
9986 (*tldo_ldsb2<P:mode>): ...this and use Pmode throughout.
9987 (*tldo_ldub3_sp64): Use DImode throughout.
9988 (*tldo_ldsb3_sp64): Likewise.
9989 (*tldo_lduh_sp32): Merge into...
9990 (*tldo_lduh_sp64): Likewise.
9991 (*tldo_lduh<P:mode>): ...this and use Pmode throughout.
9992 (*tldo_lduh1_sp32): Merge into...
9993 (*tldo_lduh1_sp64): Likewise.
9994 (*tldo_lduh1<P:mode>): ...this and use Pmode throughout.
9995 (*tldo_ldsh1_sp32): Merge into...
9996 (*tldo_ldsh1_sp64): Likewise.
9997 (*tldo_ldsh1<P:mode>): ...this and use Pmode throughout.
9998 (*tldo_lduh2_sp64): Use DImode throughout.
9999 (*tldo_ldsh2_sp64): Likewise.
10000 (*tldo_lduw_sp32): Merge into...
10001 (*tldo_lduw_sp64): Likewise.
10002 (*tldo_lduw<P:mode>): ...this and use Pmode throughout.
10003 (*tldo_lduw1_sp64): Use DImode throughout.
10004 (*tldo_ldsw1_sp64): Likewise.
10005 (*tldo_ldx_sp64): Likewise.
10006 (*tldo_stb_sp32): Merge into...
10007 (*tldo_stb_sp64): Likewise.
10008 (*tldo_stb<P:mode>): ...this and use Pmode throughout.
10009 (*tldo_sth_sp32): Merge into...
10010 (*tldo_sth_sp64): Likewise.
10011 (*tldo_sth<P:mode>): ...this and use Pmode throughout.
10012 (*tldo_stw_sp32): Merge into...
10013 (*tldo_stw_sp64): Likewise.
10014 (*tldo_stw<P:mode>): ...this and use Pmode throughout.
10015 (*tldo_stx_sp64): Use DImode throughout.
10017 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10019 * config/aarch64/aarch64.c (aarch64_override_options): Add case to
10020 check configure option to set BTI and Return Address Signing.
10021 * configure.ac: Add --enable-standard-branch-protection and
10022 --disable-standard-branch-protection.
10023 * configure: Regenerated.
10024 * doc/install.texi: Document the same.
10026 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10027 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10029 * config.gcc (aarch64*-*-*): Add aarch64-bti-insert.o.
10030 * config/aarch64/aarch64.h: Update comment for TRAMPOLINE_SIZE.
10031 * config/aarch64/aarch64.c (aarch64_asm_trampoline_template): Update
10033 * config/aarch64/aarch64-bti-insert.c: New file.
10034 * config/aarch64/aarch64-passes.def (INSERT_PASS_BEFORE): Insert bti
10036 * config/aarch64/aarch64-protos.h (make_pass_insert_bti): Declare the
10038 * config/aarch64/aarch64.md (unspecv): Add UNSPECV_BTI_NOARG,
10039 UNSPECV_BTI_C, UNSPECV_BTI_J and UNSPECV_BTI_JC.
10040 (bti_noarg, bti_j, bti_c, bti_jc): New define_insns.
10041 * config/aarch64/t-aarch64: Add rule for aarch64-bti-insert.o.
10043 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10045 * config/aarch64/aarch64-protos.h (aarch64_bti_enabled): Declare.
10046 * config/aarch64/aarch64.c (aarch64_handle_no_branch_protection):
10047 Disable bti for -mbranch-protection=none.
10048 (aarch64_handle_standard_branch_protection): Enable bti for
10049 -mbranch-protection=standard.
10050 (aarch64_handle_bti_protection): Enable bti for "bti" in the string to
10051 -mbranch-protection.
10052 (aarch64_bti_enabled): Check if bti is enabled.
10053 * config/aarch64/aarch64.opt: Declare target variable.
10054 * doc/invoke.texi: Add bti to the -mbranch-protection documentation.
10056 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10058 * config/aarch64/aarch64.c (aarch64_expand_prologue): Use new
10059 epilogue/prologue scratch registers EP0_REGNUM and EP1_REGNUM.
10060 (aarch64_expand_epilogue): Likewise.
10061 (aarch64_output_mi_thunk): Likewise
10062 * config/aarch64/aarch64.h (REG_CLASS_CONTENTS): Change
10063 TAILCALL_ADDR_REGS to x16 and x17.
10064 * config/aarch64/aarch64.md: Define EP0_REGNUM and EP1_REGNUM.
10066 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10068 * config/aarch64/aarch64-option-extensions.def: Define
10069 AARCH64_OPT_EXTENSION for memtag, rng, sb, ssbs and predres.
10070 * config/aarch64/aarch64.h (AARCH64_FL_RNG): New.
10071 (AARCH64_FL_MEMTAG, ARCH64_FL_SB, AARCH64_FL_SSBS): New.
10072 (AARCH64_FL_PREDRES): New.
10073 (AARCH64_FL_FOR_ARCH8_5): Add AARCH64_FL_SB, AARCH64_FL_SSBS and
10074 AARCH64_FL_PREDRES by default.
10075 * doc/invoke.texi: Document rng, memtag, sb, ssbs and predres.
10077 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10079 * config/aarch64/aarch64-arches.def: Define AARCH64_ARCH for
10081 * config/aarch64/aarch64.h (AARCH64_FL_V8_5): New.
10082 (AARCH64_FL_FOR_ARCH8_5, AARCH64_ISA_V8_5): New.
10083 * doc/invoke.texi: Document ARMv8.5-A.
10085 2019-01-09 Alejandro Martinez <alejandro.martinezvicente@arm.com>
10087 * config/aarch64/aarch64-sve.md (copysign<mode>3): New define_expand.
10088 (xorsign<mode>3): Likewise.
10090 2019-01-09 Jelinek <jakub@redhat.com>
10092 PR middle-end/88758
10093 * tree.c (initializer_each_zero_or_onep) <case VECTOR_CST>: Use
10094 vector_cst_elt instead of VECTOR_CST_ENCODED_ELT.
10096 PR rtl-optimization/88331
10097 * function.c (assign_stack_local_1): Don't set dynamic_align_addr if
10098 not currently_expanding_to_rtl.
10100 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
10102 * doc/invoke.texi (-Os): Remove trailing spaces.
10103 (-finline-functions): Remove reference to -O2.
10105 2019-01-08 Jakub Jelinek <jakub@redhat.com>
10107 PR rtl-optimization/79593
10108 * config/i386/i386.md (reg = mem; mem = reg): New define_peephole2.
10110 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Delegitimize
10111 UNSPEC_FUSION_GPR to its argument. Formatting fixes.
10113 2019-01-08 Eric Botcazou <ebotcazou@adacore.com>
10116 * config/sparc/sparc.c (function_arg_slotno): Set *PPREGNO & *PPADDING
10120 * config/sparc/sparc.c (sparc_delegitimize_address): Deal with naked
10121 UNSPECs and UNSPEC_MOVE_GOTDATA specifically.
10123 2019-01-08 H.J. Lu <hongjiu.lu@intel.com>
10126 * config/i386/i386.c (ix86_avx_u128_mode_exit): Call
10127 ix86_avx_u128_mode_entry.
10129 2019-01-08 Martin Liska <mliska@suse.cz>
10131 PR tree-optimization/88753
10132 * tree-switch-conversion.c (switch_conversion::build_one_array):
10133 Come up with local variable constructor. Convert first to
10134 type of constructor values.
10136 2019-01-08 Richard Biener <rguenther@suse.de>
10138 PR tree-optimization/86554
10139 * tree-ssa-sccvn.c (eliminate_dom_walker, rpo_elim,
10140 rpo_avail): Move earlier.
10141 (visit_nary_op): When value-numbering to expressions
10142 with different overflow behavior make sure there's an
10143 available expression on the path.
10145 2019-01-08 Sam Tebbs <sam.tebbs@arm.com>
10147 * config/aarch64/aarch64.c (BRANCH_PROTECT_STR_MAX,
10148 aarch64_parse_branch_protection,
10149 struct aarch64_branch_protect_type,
10150 aarch64_handle_no_branch_protection,
10151 aarch64_handle_standard_branch_protection,
10152 aarch64_validate_mbranch_protection,
10153 aarch64_handle_pac_ret_protection,
10154 aarch64_handle_attr_branch_protection,
10155 accepted_branch_protection_string,
10156 aarch64_pac_ret_subtypes,
10157 aarch64_branch_protect_types,
10158 aarch64_handle_pac_ret_leaf): Define.
10159 (aarch64_override_options_after_change_1, aarch64_override_options):
10160 Add check for accepted_branch_protection_string.
10161 (aarch64_option_save): Save accepted_branch_protection_string.
10162 (aarch64_option_restore): Save accepted_branch_protection_string.
10163 * config/aarch64/aarch64.c (aarch64_attributes): Add branch-protection.
10164 * config/aarch64/aarch64.opt: Add mbranch-protection. Deprecate
10165 msign-return-address.
10166 * doc/invoke.texi: Add mbranch-protection.
10168 2019-01-08 Alan Modra <amodra@gmail.com>
10171 * genattrtab.c (max_attr_value, min_attr_value, or_attr_value):
10172 Delete "unknownp" parameter. Adjust callers. Handle
10173 CONST_INT, PLUS, MINUS, and MULT.
10174 (attr_value_aligned): Renamed from or_attr_value.
10175 (min_attr_value): Return INT_MIN for unhandled rtl case..
10176 (min_fn): ..and translate to INT_MAX here.
10177 (write_length_unit_log): Modify to cope without "unknown".
10178 (write_attr_value): Handle IF_THEN_ELSE.
10180 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10182 * tree-vect-stmts.c (vectorizable_store): Don't use the dataref_offset
10183 optimization for masked stores.
10185 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10187 PR middle-end/88567
10188 * tree-vect-loop.c (get_initial_defs_for_reduction): Pass the
10189 output vector directly to duplicate_and_interleave instead of
10190 going through a temporary. Postpone insertion of ctor_seq to
10191 the end of the loop.
10193 2019-01-07 Richard Earnshaw <rearnsha@arm.com>
10196 * config/aarch64/aarch64.c (aarch64_expand_subvti): New parameter
10197 unsigned_p. Handle signed and unsigned overflow correction as
10199 * config/aarch64/aarch64-protos.h (aarch64_expand_subvti): Update
10201 * config/aarch64/aarch64.md (addv<mode>4): Use aarch64_plus_operand
10203 (add<mode>3_compareV_imm): Make this callable for expanding.
10204 (subv<GPI:mode>4): Use register_operand for operand 1. Use
10205 aarch64_plus_operand for operand 2.
10206 (subv<GPI:mode>_insn): New insn pattern.
10207 (subv<GPI:mode>_imm): Likewise.
10208 (negv<GPI:mode>3): New expand pattern.
10209 (negv<GPI:mode>_insn): New insn pattern.
10210 (negv<GPI:mode>_cmp_only): Likewise.
10211 (cmpv<GPI:mode>_insn): Likewise.
10212 (subvti4): Use register_operand for operand 1. Update call to
10213 aarch64_expand_subvti.
10214 (usubvti4): Likewise.
10215 (negvti3): New expand pattern.
10216 (negdi_carryout): New insn pattern.
10217 (negvdi_carryinV): New insn pattern.
10218 (sub<mode3>_compare1_imm): Delete named insn pattern, make anonymous
10219 version the named version.
10220 (peepholes to convert to sub<mode3>_compare1_imm): Adjust order of
10222 (usub<GPI:mode>3_carryinC, usub<GPI:mode>3_carryinC_z1): New insn
10224 (usub<GPI:mode>3_carryinC_z2, usub<GPI:mode>3_carryinC): New insn
10226 (sub<mode>3_carryinCV, sub<mode>3_carryinCV_z1_z2): Delete.
10227 (sub<mode>3_carryinCV_z1, sub<mode>3_carryinCV_z2): Delete.
10228 (sub<mode>3_carryinCV): Delete.
10229 (sub<GPI:mode>3_carryinV): New expand pattern.
10230 sub<mode>3_carryinV, sub<mode>3_carryinV_z2): New insn patterns.
10232 2019-01-07 Richard Biener <rguenther@suse.de>
10234 * tree-ssa-uncprop.c (ssa_equip_hash_traits): Remove in favor
10235 of tree_operand_hash.
10237 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10239 PR tree-optimization/88598
10240 * tree.h (single_nonzero_element): Declare.
10241 * tree.c (single_nonzero_element): New function.
10242 * match.pd: Fold certain reductions of X & CST to X[I] & CST[I]
10243 if I is the only nonzero element of CST.
10245 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10247 PR tree-optimization/88598
10248 * tree.h (initializer_each_zero_or_onep): Declare.
10249 * tree.c (initializer_each_zero_or_onep): New function.
10250 (signed_or_unsigned_type_for): Handle float types too.
10251 (unsigned_type_for, signed_type_for): Update comments accordingly.
10252 * match.pd: Fold x * { 0 or 1, 0 or 1, ...} to
10253 x & { 0 or -1, 0 or -1, ... }.
10255 2019-01-07 Jonathan Wakely <jwakely@redhat.com>
10257 * doc/install.texi: Replace references to x86_64-unknown-linux-gnu
10258 with x86_64-pc-linux-gnu.
10260 2019-01-07 Tom de Vries <tdevries@suse.de>
10263 * config/nvptx/nvptx.c (has_vector_partitionable_routine_calls_p): New
10265 (nvptx_goacc_validate_dims): Force vl32 if calling vector-partitionable
10268 2019-01-07 Jakub Jelinek <jakub@redhat.com>
10270 * config/i386/sse.md (vec_extract<mode><ssehalfvecmodelower>): Use
10271 V_256_512 iterator instead of V_512 and TARGET_AVX instead of
10272 TARGET_AVX512F as condition.
10275 * dwarf2out.c (const_ok_for_output_1): Remove redundant call to
10276 const_not_ok_for_debug_p target hook.
10277 (mem_loc_descriptor) <case UNSPEC>: Only call const_ok_for_output_1
10278 on UNSPEC and subexpressions thereof if all subexpressions of the
10279 UNSPEC are CONSTANT_P.
10281 PR tree-optimization/88676
10282 * tree-ssa-phiopt.c (two_value_replacement): New function.
10283 (tree_ssa_phiopt_worker): Call it.
10286 * cfgexpand.c (expand_stack_vars): Only align prev_offset to
10287 ASAN_MIN_RED_ZONE_SIZE, not to maximum of that and alignb.
10290 * tree-vect-generic.c: Include insn-config.h and recog.h.
10291 (expand_vector_piecewise): Add defaulted ret_type argument,
10292 if non-NULL, use that in preference to type for the result type.
10293 (expand_vector_parallel): Formatting fix.
10294 (do_vec_conversion, do_vec_narrowing_conversion,
10295 expand_vector_conversion): New functions.
10296 (expand_vector_operations_1): Call expand_vector_conversion
10297 for VEC_CONVERT ifn calls.
10298 * internal-fn.def (VEC_CONVERT): New internal function.
10299 * internal-fn.c (expand_VEC_CONVERT): New function.
10300 * fold-const-call.c (fold_const_vec_convert): New function.
10301 (fold_const_call): Use it for CFN_VEC_CONVERT.
10302 * doc/extend.texi (__builtin_convertvector): Document.
10304 2019-01-07 Tom de Vries <tdevries@suse.de>
10306 * config/nvptx/nvptx-protos.h (nvptx_output_red_partition): Declare.
10307 * config/nvptx/nvptx.c (vector_red_size, vector_red_align,
10308 vector_red_partition, vector_red_sym): New global variables.
10309 (nvptx_option_override): Initialize vector_red_sym.
10310 (nvptx_declare_function_name): Restore red_partition register.
10311 (nvptx_file_end): Emit code to declare the vector reduction variables.
10312 (nvptx_output_red_partition): New function.
10313 (nvptx_expand_shared_addr): Add vector argument. Use it to handle
10314 large vector reductions.
10315 (enum nvptx_builtins): Add NVPTX_BUILTIN_VECTOR_ADDR.
10316 (nvptx_init_builtins): Add VECTOR_ADDR.
10317 (nvptx_expand_builtin): Update call to nvptx_expand_shared_addr.
10318 Handle nvptx_expand_shared_addr.
10319 (nvptx_get_shared_red_addr): Add vector argument and handle large
10321 (nvptx_goacc_reduction_setup): Add offload_attrs argument and handle
10323 (nvptx_goacc_reduction_init): Likewise.
10324 (nvptx_goacc_reduction_fini): Likewise.
10325 (nvptx_goacc_reduction_teardown): Likewise.
10326 (nvptx_goacc_reduction): Update calls to nvptx_goacc_reduction_{setup,
10327 init,fini,teardown}.
10328 (nvptx_init_axis_predicate): Initialize vector_red_partition.
10329 (nvptx_set_current_function): Init vector_red_partition.
10330 * config/nvptx/nvptx.md (UNSPECV_RED_PART): New unspecv.
10331 (nvptx_red_partition): New insn.
10332 * config/nvptx/nvptx.h (struct machine_function): Add red_partition.
10334 2019-01-07 Tom de Vries <tdevries@suse.de>
10337 * config/nvptx/nvptx.c (nvptx_process_pars): Don't emit barriers for
10340 2019-01-07 Tom de Vries <tdevries@suse.de>
10342 * config/nvptx/nvptx.c (oacc_bcast_partition): Declare.
10343 (nvptx_option_override): Init oacc_bcast_partition.
10344 (nvptx_init_oacc_workers): New function.
10345 (nvptx_declare_function_name): Call nvptx_init_oacc_workers.
10346 (nvptx_needs_shared_bcast): New function.
10347 (nvptx_find_par): Generalize to enable vectors to use shared-memory
10348 to propagate state.
10349 (nvptx_shared_propagate): Initialize vector bcast partition and
10350 synchronization state.
10351 (nvptx_single): Generalize to enable vectors to use shared-memory
10352 to propagate state.
10353 (nvptx_process_pars): Likewise.
10354 (nvptx_set_current_function): Initialize oacc_broadcast_partition.
10355 * config/nvptx/nvptx.h (struct machine_function): Add
10356 bcast_partition and sync_bar members.
10358 2019-01-07 Tom de Vries <tdevries@suse.de>
10360 * config/nvptx/nvptx.c (nvptx_welformed_vector_length_p)
10361 (nvptx_apply_dim_limits): New function.
10362 (nvptx_goacc_validate_dims_1): Allow PTX_MAX_VECTOR_LENGTH larger than
10365 2019-01-07 Tom de Vries <tdevries@suse.de>
10367 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Move warnings to
10368 as late as possible.
10370 2019-01-07 Tom de Vries <tdevries@suse.de>
10372 * config/nvptx/nvptx.c (PTX_VECTOR_LENGTH): Remove.
10373 (PTX_DEFAULT_VECTOR_LENGTH, PTX_MAX_VECTOR_LENGTH): Define.
10374 (nvptx_goacc_validate_dims_1, nvptx_dim_limit)
10375 (nvptx_goacc_reduction_fini): Use PTX_DEFAULT_VECTOR_LENGTH,
10376 PTX_MAX_VECTOR_LENGTH and PTX_WARP_SIZE instead of PTX_VECTOR_LENGTH.
10378 2019-01-07 Tom de Vries <tdevries@suse.de>
10380 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Add asserts.
10382 2019-01-07 Tom de Vries <tdevries@suse.de>
10384 * omp-offload.c (oacc_get_min_dim): New function.
10385 * omp-offload.h (oacc_get_min_dim): Declare.
10387 2018-12-26 Mateusz B <mateuszb@poczta.onet.pl>
10390 * config/i386/i386.c (function_value_ms_64): Return small sturct in
10391 AX_REG and float/double in FIRST_SSE_REG for 4 or 8 byte modes.
10393 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10397 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
10399 * ipa-inline.c (edge_badness): Use inlined_time instead of
10400 inline_summaries->get.
10402 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10404 * opts.c (enable_fdo_optimizations): Enable
10405 version-loops-for-strides, loop-interchange, unrol-and-jam
10406 and tree-loop-distribution.
10407 * invoke.texi: Document newly enabled options.
10409 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10411 * doc/invoke.texi (max-inline-insns-small): New parameters.
10412 * ipa-inline.c (want_early_inline_function_p): simplify.
10413 (want_inline_small_function_p): Fix pasto from previous patch;
10414 use max-inline-insns-small bound.
10415 * params.def (max-inline-insns-small): New param.
10416 * ipa-fnsummary.c (analyze_function_body): Initialize time/size
10417 variables correctly.
10419 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10421 * doc/invoke.texi: Document max-inline-insns-size,
10422 uninlined-function-insns, uninlined-function-time,
10423 uninlined-thunk-insns and uninlined-thunk-time.
10424 * params.def: Add max-inline-insns-size,
10425 uninlined-function-insns, uninlined-function-time,
10426 uninlined-thunk-insns and uninlined-thunk-time.
10427 * ipa-fnsummary.c (compute_fn_summary, analyze_function_body): Use
10429 * ipa-inline.c (can_inline_edge_by_limits_p,
10430 want_inline_small_function_p): Use new parameters.
10432 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10434 * ipa-fnsummary.c (analyze_function_body): Fix accounting of time.
10436 2019-01-05 Jakub Jelinek <jakub@redhat.com>
10438 PR middle-end/82564
10440 * expr.c (expand_assignment): For calls returning VLA structures
10441 if to_rtx is not a MEM, force it into a stack temporary.
10444 * dwarf2out.c (const_ok_for_output_1): Reject MINUS that contains
10445 SYMBOL_REF, CODE_LABEL or UNSPEC in subexpressions of second argument.
10446 Reject PLUS that contains SYMBOL_REF, CODE_LABEL or UNSPEC in
10447 subexpressions of both operands.
10448 (mem_loc_descriptor): Handle UNSPEC if target hook acks it and all the
10449 subrtxes are CONSTANT_P.
10450 * config/i386/i386.c (ix86_const_not_ok_for_debug_p): Revert
10451 2018-11-09 changes.
10453 2019-01-04 Jan Hubicka <hubicka@ucw.cz>
10455 * params.def (hot-bb-count-ws-permille): Set to 990.
10457 2019-01-04 Martin Sebor <msebor@redhat.com>
10460 * attribs.c (decls_mismatched_attributes): Avoid warning for attribute
10463 2019-01-04 Martin Sebor <msebor@redhat.com>
10466 * doc/extend.texi (attribute alloc_align, alloc_size): Update.
10468 2019-01-04 Jakub Jelinek <jakub@redhat.com>
10470 * gdbinit.in: Turn off pagination for the skip commands, restore
10471 it to previous state afterwards.
10473 2019-01-04 Jakub Jelinek <jakub@redhat.com>
10476 * config/i386/i386.c (ix86_expand_divmod_libfunc): Use mode instead
10477 of GET_MODE (opN) as modes of the libcall arguments.
10479 2019-01-04 Jan Beulich <jbeulich@suse.com>
10481 * config/i386/sse.md
10482 (<avx512>_cmp<mode>3<mask_scalar_merge_name><round_saeonly_name>,
10483 <avx512>_cmp<mode>3<mask_scalar_merge_name>,
10484 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
10485 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
10486 avx512f_vmcmp<mode>3<round_saeonly_name>,
10487 avx512f_vmcmp<mode>3_mask<round_saeonly_name>,
10488 avx512f_maskcmp<mode>3,
10489 <avx512>_cvt<ssemodesuffix>2mask<mode>,
10490 <avx512>_cvt<ssemodesuffix>2mask<mode>,
10491 *<avx512>_cvtmask2<ssemodesuffix><mode>,
10492 *<avx512>_cvtmask2<ssemodesuffix><mode>,
10493 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
10494 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
10495 <avx512>_gt<mode>3<mask_scalar_merge_name>,
10496 <avx512>_gt<mode>3<mask_scalar_merge_name>,
10497 <avx512>_testm<mode>3<mask_scalar_merge_name>,
10498 <avx512>_testnm<mode>3<mask_scalar_merge_name>,
10499 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext,
10500 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext_mask,
10501 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext,
10502 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext_mask,
10503 avx512cd_maskb_vec_dup<mode>,
10504 avx512cd_maskw_vec_dup<mode>,
10505 avx512dq_fpclass<mode><mask_scalar_merge_name>,
10506 avx512dq_vmfpclass<mode>,
10507 avx512vl_vpshufbitqmb<mode><mask_scalar_merge_name>): Use =k
10510 2019-01-03 Martin Sebor <msebor@redhat.com>
10512 PR tree-optimization/88659
10513 * calls.c (maybe_warn_nonstring_arg): Avoid assuming maxlen is set.
10515 2019-01-03 Aaron Sawdey <acsawdey@linux.ibm.com>
10517 * config/rs6000/rs6000-string.c (expand_block_move): Don't use
10518 unaligned vsx and avoid lxvd2x/stxvd2x.
10519 (gen_lvx_v4si_move): New function.
10521 2019-01-03 Tom de Vries <tdevries@suse.de>
10523 * config/nvptx/nvptx.c (MACH_VECTOR_LENGTH, MACH_MAX_WORKERS): Define.
10524 (init_axis_dim, nvptx_mach_max_workers, nvptx_mach_vector_length): New
10526 * config/nvptx/nvptx.h (struct machine_function): Add axis_dims.
10528 2019-01-03 Tom de Vries <tdevries@suse.de>
10530 * config/nvptx/nvptx.c (struct offload_attrs): New.
10531 (populate_offload_attrs): New function. Factor mask extraction out of
10532 nvptx_reorg. Add extraction of dimensions.
10533 (nvptx_reorg): Use populate_offload_attrs.
10535 2019-01-03 Tom de Vries <tdevries@suse.de>
10537 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add early-out
10538 cases for oacc_min_dims_p and routine_p. Add asserts for
10539 oacc_default_dims_p and offload_region_p.
10541 2019-01-03 Tom de Vries <tdevries@suse.de>
10543 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): New function,
10544 factored out of ...
10545 (nvptx_goacc_validate_dims): ... here.
10547 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
10549 PR tree-optimization/85574
10550 * tree-ssa-uncprop.c (struct equiv_hash_elt): Remove unused
10552 (struct ssa_equip_hash_traits): Declare.
10553 (val_ssa_equiv): Use custom hash traits using operand_equal_p.
10555 2019-01-03 Jakub Jelinek <jakub@redhat.com>
10558 * dwarf2out.c (modified_type_die): If type is equal to sizetype,
10559 change it to qualified_type.
10561 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
10563 * ipa-utils.c (scale_ipa_profile_for_fn): Break out from ...
10564 (ipa_merge_profiles): ... here; do not ICE on thunks and aliases.
10566 2019-01-02 Martin Sebor <msebor@redhat.com>
10567 Jeff Law <law@redhat.com>
10569 * gimple-fold.c (strlen_range_kind): Remove SRK_LENRANGE_2.
10570 (get_range_strlen_tree): Update appropriately.
10572 * gimple-fold.h (get_range_strlen): Drop unused last argument.
10574 * gimple-fold.c (gimple_fold_builtin_strlen): Use set_strlen_range
10575 rather than set_range_info.
10576 * tree-ssa-strlen.c (set_strlen_range): Extracted from
10577 maybe_set_strlen_range. Handle potentially boundary crossing
10578 cases more conservatively.
10579 (maybe_set_strlen_range): Parts refactored into set_strlen_range.
10580 Call set_strlen_range.
10581 * tree-ssa-strlen.h (set_strlen_range): Add prototype.
10583 PR middle-end/88663
10584 * gimple-fold.c (get_range_strlen): Update prototype to no longer
10585 need the flexp argument.
10586 (get_range_strlen_tree): Drop flexp argument. Drop flexp argument
10587 from calls to get_range_strlen. Update comments. Just update
10588 VAL for an unterminated const char array and let the reset of the
10589 code handle it normally. No longer try to set *flexp. Adjust
10591 (get_range_strlen): Update for the new get_range_strlen API.
10592 (get_maxval_strlen): Similarly.
10593 (gimple_fold_builtin_strlen): Handle update meaning of return value
10594 from get_range_strlen.
10595 * gimple-ssa-sprintf.c (get_string_length): Update for the new
10596 get_range_strlen API.
10598 2019-01-02 Jan Hubicka <hubicka@ucw.cz>
10601 * varpool.c (varpool_node::ctor_useable_for_folding_p): Also return
10602 false at WPA time when body was removed.
10604 2019-01-02 Martin Liska <mliska@suse.cz>
10606 PR tree-optimization/88650
10607 * predict.c (set_even_probabilities): Calculate probability
10608 remainer only when really used.
10610 2019-01-02 Richard Biener <rguenther@suse.de>
10612 PR middle-end/88651
10613 * tree-data-ref.c (analyze_subscript_affine_affine): Use
10614 widest_ints when mangling max_stmt_execution results.
10616 2019-01-02 Richard Biener <rguenther@suse.de>
10618 PR tree-optimization/88621
10619 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Fix pastos, avoid
10620 bitfields when canoncalizing.
10622 2019-01-02 Richard Biener <rguenther@suse.de>
10625 * config/i386/x86-tune-costs.h (intel_cost): Adjust
10626 cost of cheap SSE instruction.
10628 2019-01-02 Richard Biener <rguenther@suse.de>
10631 * ipa-icf.h (sem_item_optimizer::sort_congruence_split): Declare.
10632 * ipa-icf.c (sem_item_optimizer::sort_congruence_split): New
10634 (sem_item_optimizer::do_congruence_step_f): Sort the congruence
10635 set after UIDs before splitting them.
10637 2019-01-01 Martin Sebor <msebor@redhat.com>
10638 Jeff Law <law@redhat.com>
10640 * gimple-fold.c (get_range_strlen_tree): Record if the computed
10641 length is optimistic. If it is, then arrange to compute the
10642 conservative length as well.
10644 * gimple-fold.h (get_range_strlen): Update prototype.
10645 * builtins.c (check_access): Update call to get_range_strlen to use
10646 c_strlen_data pointer. Change various variable accesses to instead
10647 pull data from the c_strlen_data structure.
10648 (check_strncat_sizes, expand_builtin_strncat): Likewise.
10649 * calls.c (maybe_warn_nonstring_arg): Likewise.
10650 * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Likewise. Reset
10651 minimum length if maximum lengh is unknown.
10652 * gimple-ssa-sprintf.c (get_string_length): Likewise. Drop code
10653 that used c_strlen, it's no longer needed. Restructure slightly.
10654 (format_string): Set unlikely range appropriately.
10655 * gimple-fold.c (get_range_strlen): Update comments. Fix minor
10657 (get_range_strlen): Accept c_strlen_data pointer for external
10658 call sites as well. Pass through to call to internal get_range_strlen.
10659 Adjust minlen, maxlen and maxbound as needed.
10660 (get_maxval_strlen): Update comments.
10661 (gimple_fold_builtin_strlen): Update call to get_range_strlen
10662 to use c_strlen_data pointer. Change variable accesses to instead
10663 use c_strlen_data data members.
10665 * gimple-fold.c (get_range_strlen): Update prototype.
10666 (get_range_strlen_tree): Update prototype. Drop minlen/maxlen
10667 local variables. Use pdata to return information to caller.
10668 Update calls to get_range_strlen. Update pdata->maxbound.
10669 (get_range_strlen -- static version): Similarly.
10670 (get_range_strlen -- extern version): Update for internal
10671 get_range_strlen API change. Convert to external data format.
10672 (get_maxval_strlen): Similarly.
10674 2019-01-01 Jan Hubicka <hubicka@ucw.cz>
10676 * coverage.c (get_coverage_counts): Use current_function_decl.
10677 * profile.c (read_thunk_profile): New function.
10678 (branch_prob): Add THUNK parameter.
10679 * tree-profile.c (tree_profiling): Handle thunks.
10680 * value-prof.c (init_node_map): Handle thunks.
10681 * value-prof.h (branch_prob): Upate prototype.
10682 (read_thunk_profile): Declare.
10684 2019-01-01 Jakub Jelinek <jakub@redhat.com>
10686 Update copyright years.
10688 * gcc.c (process_command): Update copyright notice dates.
10689 * gcov-dump.c (print_version): Ditto.
10690 * gcov.c (print_version): Ditto.
10691 * gcov-tool.c (print_version): Ditto.
10692 * gengtype.c (create_file): Ditto.
10693 * doc/cpp.texi: Bump @copying's copyright year.
10694 * doc/cppinternals.texi: Ditto.
10695 * doc/gcc.texi: Ditto.
10696 * doc/gccint.texi: Ditto.
10697 * doc/gcov.texi: Ditto.
10698 * doc/install.texi: Ditto.
10699 * doc/invoke.texi: Ditto.
10701 Copyright (C) 2019 Free Software Foundation, Inc.
10703 Copying and distribution of this file, with or without modification,
10704 are permitted in any medium without royalty provided the copyright
10705 notice and this notice are preserved.