1 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
3 * config/rs6000/rs6000.md (define_attr "isa"): Add p9kf and p9tf.
4 (define_attr "enabled"): Handle those new isa values.
6 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
8 * config/rs6000/vsx.md (define_mode_attr VSr4): Delete.
9 (define_mode_attr VSr5): Delete.
10 (define_mode_attr VStype_sqrt): Delete.
11 (define_mode_iterator VSX_SPDP): Delete.
12 (define_mode_attr VS_spdp_res): Delete.
13 (define_mode_attr VS_spdp_insn): Delete.
14 (define_mode_attr VS_spdp_type): Delete.
15 (*vsx_sqrt<mode>2): Adjust.
16 (vsx_<VS_spdp_insn>): Delete, split to...
17 (vsx_xscvdpsp): ... this. New. And...
18 (vsx_xvcvspdp): ... this. New. And...
19 (vsx_xvcvdpsp): ... this. New.
21 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
23 * config/rs6000/rs6000.md (define_mode_attr sd): Add values for V4SF
25 * config/rs6000/vsx.md (define_mode_attr VSs): Delete.
26 (rest of file): Adjust.
28 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
30 * config/rs6000/vsx.md (vsx_<VS_spdp_insn>): Use wa instead of <VSa>.
31 (vsx_extract_<mode>_var): Ditto.
33 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
35 * config/rs6000/vsx.md: Replace all <VSa> that are used with VSX_TI
38 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
40 * config/rs6000/constraints.md (define_register_constraint "ww"):
42 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
43 (rs6000_init_hard_regno_mode_ok): Adjust.
44 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
46 * config/rs6000/rs6000.md: Adjust.
47 * config/rs6000/vsx.md: Adjust.
48 * doc/md.texi (Machine Constraints): Adjust.
50 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
52 * config/rs6000/rs6000.md (SFDF, SFDF2): Adjust comments.
53 (define_mode_attr sd): New.
54 (define_mode_attr s): New.
55 (define_mode_attr Ftrad): Delete.
56 (define_mode_attr Fvsx): Delete.
57 (define_mode_attr Fs): Delete.
58 (rest of file): Use the new mode attributes.
59 * config.rs6000/vsx.md: Use the new mode attributes.
61 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
63 * config/rs6000/vsx.md: Replace all <VSa> that are used with VSX_W
66 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
68 * config/rs6000/vsx.md (define_mode_attr VSr2): Delete.
69 (rest of file): Replace all <VSa>, <VSr>, <VSr2>, and <VSr3> that are
70 used with VSX_B, VSX_D, or VSX_F, with just "wa".
72 2019-06-04 Bill Schmidt <wschmidt@linux.ibm.com>
75 * config/rs6000/altivec.h: Don't #define vector, pixel, bool for
76 C++ with strict ANSI requirements.
78 2019-06-04 Marc Glisse <marc.glisse@inria.fr>
80 * tree-ssa-loop-niter.c (number_of_iterations_ne): Skip
81 computations when step is 1.
83 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
85 * config/rs6000/constraints.md (define_register_constraint "wf"):
87 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
88 (rs6000_init_hard_regno_mode_ok): Adjust.
89 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
91 * config/rs6000/rs6000.md: Adjust.
92 * config/rs6000/vsx.md: Adjust.
93 * doc/md.texi (Machine Constraints): Adjust.
95 2019-06-04 Andrew Pinski <apinski@marvell.com>
97 * config/aarch64/aarch64.c (aarch64_asan_shadow_offset):
100 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
102 * config/rs6000/constraints.md (define_register_constraint "wd"):
104 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
105 (rs6000_init_hard_regno_mode_ok): Adjust.
106 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
107 RS6000_CONSTRAINT_wd.
108 * config/rs6000/rs6000.md: Adjust.
109 * config/rs6000/vsx.md: Adjust.
110 * doc/md.texi (Machine Constraints): Adjust.
112 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
114 * config/rs6000/rs6000.md (define_mode_attr Fv2): Delete.
115 (rest of file): Adjust.
117 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
119 * config/rs6000/vsx.md (define_mode_attr VS_64reg): Delete.
120 (*vsx_extract_<P:mode>_<VSX_D:mode>_load): Adjust.
121 (vsx_splat_<mode>_reg): Adjust.
123 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
125 * config/rs6000/constraints.md (define_register_constraint "ws"):
127 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
128 (rs6000_init_hard_regno_mode_ok): Adjust.
129 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
130 RS6000_CONSTRAINT_ws.
131 * config/rs6000/rs6000.md: Adjust.
132 * config/rs6000/vsx.md: Adjust.
133 * doc/md.texi (Machine Constraints): Adjust.
135 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
137 * config/rs6000/constraints.md (define_register_constraint "wv"):
139 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
140 (rs6000_init_hard_regno_mode_ok): Adjust.
141 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
142 RS6000_CONSTRAINT_wv.
143 * config/rs6000/rs6000.md: Adjust.
144 * config/rs6000/vsx.md: Adjust.
145 * doc/md.texi (Machine Constraints): Adjust.
147 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
149 * config/rs6000/constraints.md (define_register_constraint "wi"):
151 (define_register_constraint "wt"): Delete.
152 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
153 (rs6000_init_hard_regno_mode_ok): Adjust.
154 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
155 RS6000_CONSTRAINT_wi and RS6000_CONSTRAINT_wt.
156 * config/rs6000/rs6000.md: Adjust.
157 * config/rs6000/vsx.md: Adjust.
158 * doc/md.texi (Machine Constraints): Adjust.
160 2019-06-04 Szabolcs Nagy <szabolcs.nagy@arm.com>
162 * config/aarch64/aarch64-protos.h (aarch64_asm_output_external): Remove
164 * config/aarch64/aarch64.c (aarch64_asm_output_external): Call
165 default_elf_asm_output_external.
167 2019-06-04 Martin Liska <mliska@suse.cz>
169 * ipa-icf.c (INCLUDE_LIST): Remove.
170 (sem_item_optimizer::execute): Remove call to init_wpa.
171 * ipa-icf.h (init_wpa): Remove.
173 2019-06-04 Jakub Jelinek <jakub@redhat.com>
175 * gimplify.c (gimplify_scan_omp_clauses): Don't sorry_at on lastprivate
176 conditional on combined for simd.
177 * omp-low.c (struct omp_context): Add combined_into_simd_safelen0
179 (lower_rec_input_clauses): For gimple_omp_for_combined_into_p max_vf 1
180 constructs, don't remove lastprivate_conditional_map, but instead set
181 ctx->combined_into_simd_safelen0 and adjust hash_map, so that it points
182 to parent construct temporaries.
183 (lower_lastprivate_clauses): Handle ctx->combined_into_simd_safelen0
184 like !ctx->lastprivate_conditional_map.
185 (lower_omp_1) <case GIMPLE_ASSIGN>: If up->combined_into_simd_safelen0,
186 use up->outer context instead of up.
187 * omp-expand.c (expand_omp_for_generic): Perform cond_var bump even if
188 gimple_omp_for_combined_p.
189 (expand_omp_for_static_nochunk): Likewise.
190 (expand_omp_for_static_chunk): Add forgotten cond_var bump that was
191 probably moved over into expand_omp_for_generic rather than being copied
194 2019-06-04 Martin Liska <mliska@suse.cz>
196 * value-prof.c (dump_histogram_value): Fix typo.
197 (gimple_mod_subtract_transform): Likewise.
199 2019-06-04 Richard Biener <rguenther@suse.de>
202 * tree-chrec.c (chrec_contains_symbols): Add to visited.
203 (tree_contains_chrecs): Likewise.
204 (chrec_contains_symbols_defined_in_loop): Move here and avoid
205 exponential behaivor from ...
206 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
208 (expression_expensive_p): Avoid exponential behavior and compute
209 expanded size, rejecting any expansion.
210 * tree-ssa-loop-ivopts.c (abnormal_ssa_name_p): Remove.
211 (idx_contains_abnormal_ssa_name_p): Likewise.
212 (contains_abnormal_ssa_name_p_1): New helper for walk_tree.
213 (contains_abnormal_ssa_name_p): Simplify and use
214 walk_tree_without_duplicates.
216 2019-06-04 Richard Biener <rguenther@suse.de>
218 PR tree-optimization/90738
220 2019-06-03 Richard Biener <rguenther@suse.de>
222 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
223 full reference tree and record in ref->ref.
224 (vn_reference_lookup_3): Pass in original ref to
225 ao_ref_init_from_vn_reference.
226 (vn_reference_lookup): Likewise.
227 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
228 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
229 Handle non-decl bases in the original reference.
231 2019-06-04 Martin Liska <mliska@suse.cz>
233 * ipa-icf.c (sem_item_optimizer::add_item_to_class): Count
234 number of references.
235 (sem_item_optimizer::do_congruence_step):
236 (sem_item_optimizer::worklist_push): Dump how references
238 (sem_item_optimizer::worklist_pop): Use heap.
239 (sem_item_optimizer::process_cong_reduction): Likewise.
240 * ipa-icf.h: Use fibonacci_heap insteam of std::list.
242 2019-06-04 Martin Liska <mliska@suse.cz>
244 * ipa-icf.h (struct sem_usage_pair_hash): New.
245 (sem_usage_pair_hash::hash): Likewise.
246 (sem_usage_pair_hash::equal): Likewise.
247 (struct sem_usage_hash): Likewise.
248 * ipa-icf.c (sem_item::sem_item): Initialize
250 (sem_item::add_reference): Register a reference
251 in ref_map and not in target->usages.
252 (sem_item::setup): Remove initialization of
254 (sem_item::~sem_item): Remove usage of dead vectors.
255 (sem_item::dump): Remove dump of references.
256 (sem_item_optimizer::sem_item_optimizer): Initialize
258 (sem_item_optimizer::read_section): Remove useless
260 (sem_item_optimizer::parse_funcs_and_vars): Likewise here.
261 (sem_item_optimizer::build_graph): Pass m_references
263 (sem_item_optimizer::verify_classes): Remove usage of dead
265 (sem_item_optimizer::traverse_congruence_split): Return true
266 when a class is split.
267 (sem_item_optimizer::do_congruence_step_for_index): Use
268 hash_map for look up of (sem_item *, index). That brings
269 significant speed up.
270 (sem_item_optimizer::do_congruence_step): Return true
271 when a split is done.
272 (congruence_class::is_class_used): Use referenced_by_count.
274 2019-06-04 Alan Modra <amodra@gmail.com>
277 * config/rs6000/rs6000.c (rs6000_call_aix): Correct r271753 merge
280 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
282 * config/rs6000/rs6000.h (MASK_MFPGPR): Delete.
283 * config/rs6000/rs6000.c (direct_move_p): Adjust.
284 (rs6000_secondary_reload_simple_move): Adjust.
285 (rs6000_opt_masks): Neuter the "mfpgpr" option.
286 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Adjust.
287 * config/rs6000/rs6000-cpus.def (ISA_2_5_MASKS_EMBEDDED): Adjust
290 * config/rs6000/rs6000.md (floatsi<mode>2_lfiwax): Adjust.
291 (floatunssi<mode>2_lfiwzx): Adjust.
292 (fix_trunc<mode>si2_stfiwx): Adjust.
293 (fixuns_trunc<mode>si2_stfiwx): Adjust.
294 * config/rs6000/rs6000.opt (mno-mfpgpr): New.
295 (mfpgpr): Mark as deprecated.
296 * doc/extend.texi (PowerPC Function Attributes): Delete mfpgpr.
297 (Basic PowerPC Built-in Functions Available on ISA 2.05): Adjust.
298 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete -mmfpgpr.
300 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
302 * config/rs6000/constraints.md (define_register_constraint "wg"):
304 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
305 RS6000_CONSTRAINT_wg.
306 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
307 (rs6000_init_hard_regno_mode_ok): Adjust.
308 * config/rs6000/rs6000.md (*mov<mode>_softfloat32, *movdi_internal64):
309 Delete "wg" alternatives.
310 * doc/md.texi (Machine Constraints): Adjust.
312 2019-06-03 Alan Modra <amodra@gmail.com>
314 * bb-reorder.c (copy_bb_p): Don't overflow size calculation.
315 (get_uncond_jump_length): Assert length less than INT_MAX and
318 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
321 * builtins.c (expand_builtin_longjmp): Add frame clobbers and schedule
323 (expand_builtin_nonlocal_goto): Likewise.
325 2019-06-03 Szabolcs Nagy <szabolcs.nagy@arm.com>
327 * config/aarch64/aarch64-protos.h (aarch64_asm_output_alias): Declare.
328 (aarch64_asm_output_external): Declare.
329 * config/aarch64/aarch64.c (aarch64_asm_output_variant_pcs): New.
330 (aarch64_declare_function_name): Call aarch64_asm_output_variant_pcs.
331 (aarch64_asm_output_alias): New.
332 (aarch64_asm_output_external): New.
333 * config/aarch64/aarch64.h (ASM_OUTPUT_DEF_FROM_DECLS): Define.
334 (ASM_OUTPUT_EXTERNAL): Define.
336 2019-06-03 Aldy Hernandez <aldyh@redhat.com>
337 * tree-vrp.h (value_range_base::nonzero_p): New.
338 (value_range_base::set_nonnull): Rename to...
339 (value_range_base::set_nonzero): ...this.
340 (value_range_base::set_null): Rename to...
341 (value_range_base::set_zero): ...this.
342 (value_range::set_nonnull): Remove.
343 (value_range::set_null): Remove.
344 * tree-vrp.c (range_is_null): Remove.
345 (range_is_nonnull): Remove.
346 (extract_range_from_binary_expr): Use value_range_base::*zero_p
347 instead of range_is_*null.
348 (extract_range_from_unary_expr): Same.
349 (value_range_base::set_nonnull): Rename to...
350 (value_range_base::set_nonzero): ...this.
351 (value_range::set_nonnull): Remove.
352 (value_range_base::set_null): Rename to...
353 (value_range_base::set_zero): ...this.
354 (value_range::set_null): Remove.
355 (extract_range_from_binary_expr): Rename set_*null uses to
357 (extract_range_from_unary_expr): Same.
358 (union_helper): Same.
359 * vr-values.c (get_value_range): Use set_*zero instead of
361 (vr_values::extract_range_from_binary_expr): Same.
362 (vr_values::extract_range_basic): Same.
364 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
367 * opts.c (parse_and_check_align_values): Allow 4 alignment values.
369 2019-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
371 * config/aarch64/iterators.md (MAX_OPP): New code attr.
372 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Rename to...
373 (aarch64_<su>abd<mode>_3): ... This.
374 (<sur>sadv16qi): Add TARGET_DOTPROD expansion.
376 2019-06-03 Richard Biener <rguenther@suse.de>
378 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
379 full reference tree and record in ref->ref.
380 (vn_reference_lookup_3): Pass in original ref to
381 ao_ref_init_from_vn_reference.
382 (vn_reference_lookup): Likewise.
383 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
384 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
385 Handle non-decl bases in the original reference.
387 2019-06-03 Martin Liska <mliska@suse.cz>
389 * doc/generic.texi: Remove Java Trees.
391 2019-06-03 Martin Liska <mliska@suse.cz>
393 * fold-const.c (operand_equal_p): Fix typo as compare_tree_int
394 returns 0 when operands are equal.
396 2019-06-03 Richard Biener <rguenther@suse.de>
398 PR tree-optimization/90716
399 * tree-loop-distribution.c (destroy_loop): Process blocks in
402 2019-06-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
405 * vector-builder.h (vector_builder::count_dups): New method.
406 * config/aarch64/aarch64-protos.h (aarch64_expand_sve_vector_init):
408 * config/aarch64/aarch64/sve.md (aarch64_sve_rev64<mode>): Use @.
409 (vec_init<mode><Vel>): New pattern.
410 * config/aarch64/aarch64.c (emit_insr): New function.
411 (aarch64_sve_expand_vector_init_handle_trailing_constants): Likewise.
412 (aarch64_sve_expand_vector_init_insert_elems): Likewise.
413 (aarch64_sve_expand_vector_init_handle_trailing_same_elem): Likewise.
414 (aarch64_sve_expand_vector_init): Define two overloaded functions.
416 2019-06-03 Alejandro Martinez <alejandro.martinezvicente@arm.com>
418 PR tree-optimization/90681
419 * internal-fn.c (mask_load_direct): Mark as non-vectorizable again.
420 * tree-vect-slp.c (vect_build_slp_tree_1): Add masked loads as a
421 special case for SLP, but fail on non-groupped loads.
423 2019-06-03 Martin Liska <mliska@suse.cz>
425 * cfg.c (debug): Use TDF_DETAILS for debug and
426 print edge info only once.
428 2019-06-02 Thomas Koenig <tkoenig@gcc.gnu.org>
431 * predict.def (PRED_FORTRAN_CONTIGUOUS): New predictor.
433 2019-06-01 Martin Sebor <msebor@redhat.com>
436 * tree-pretty-print.c (dump_generic_node): Add parentheses.
438 2019-05-31 Jan Hubicka <jh@suse.cz>
440 * alias.c: Include ipa-utils.h.
441 (get_alias_set): Try to complete ODR type via ODR type hash lookup.
442 * ipa-devirt.c (prevailing_odr_type): New.
443 * ipa-utils.h (previaling_odr_type): Declare.
445 2019-05-31 H.J. Lu <hongjiu.lu@intel.com>
446 Hongtao Liu <hongtao.liu@intel.com>
449 * config/i386/i386-features.c (rest_of_insert_endbranch): Remove
450 NOTE_INSN_DELETED_LABEL check.
452 2019-05-31 Prachi Godbole <prachi.godbole@imgtec.com>
453 Robert Suchanek <robert.suchanek@mips.com>
455 * config/mips/mips.c (mips_expand_builtin_insn): Swap the 1st
456 and 3rd operands of the fmadd/fmsub/maddv builtin.
458 2019-05-31 Jakub Jelinek <jakub@redhat.com>
460 * tree.h (OMP_CLAUSE__CONDTEMP__ITER): Define.
461 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
462 on OMP_SIMD if not nested inside of worksharing loop that also has
463 lastprivate conditional clause for the same decl.
464 (gimplify_omp_for): Add _condtemp_ clauses to OMP_SIMD if needed.
465 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_ also
467 (lower_rec_input_clauses): Likewise. Handle lastprivate conditional
469 (lower_lastprivate_conditional_clauses): Handle lastprivate conditional
471 (lower_lastprivate_clauses): Likewise.
472 (lower_omp_sections): Call lower_lastprivate_conditional_clauses before
473 calling lower_rec_input_clauses.
474 (lower_omp_for): Likewise.
475 (lower_omp_1): Use first rather than second OMP_CLAUSE__CONDTEMP_
476 clause on simd construct.
477 * omp-expand.c (expand_omp_simd): Initialize cond_var if
478 OMP_CLAUSE__CONDTEMP_ clause is present.
480 * omp-low.c (lower_rec_simd_input_clauses): Set TREE_THIS_NOTRAP on
483 2019-05-31 Xiong Hu Luo <luoxhu@linux.ibm.com>
486 * c-format.c (print_char_table, scanf_char_table): Replace BADLEN with
487 TEX_D32, TEX_D64 or TEX_D128.
489 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
491 * match.pd (~(vec?cst1:cst2)): New transformation.
493 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
495 * match.pd (X/[ex]D<Y/[ex]D): Handle negative denominator.
496 ((size_t)(A /[ex] B) CMP C): New transformation.
498 2019-05-31 Richard Sandiford <richard.sandiford@arm.com>
500 * doc/md.texi: Document define_insn_and_rewrite.
501 * rtl.def (DEFINE_INSN_AND_REWRITE): New rtx code.
502 * gensupport.c (queue_elem): Update comment.
503 (replace_operands_with_dups): New function.
504 (gen_rewrite_sequence): Likewise.
505 (process_rtx): Handle DEFINE_INSN_AND_REWRITE.
506 * read-rtl.c (apply_subst_iterator): Likewise.
507 (add_condition_to_rtx, named_rtx_p): Likewise.
508 (rtx_reader::read_rtx_operand): Likewise.
509 * config/aarch64/aarch64-sve.md
510 (while_ult<GPI:mode><PRED_ALL:mode>_cc): Rename to...
511 (*while_ult<GPI:mode><PRED_ALL:mode>_cc): ...this and use
512 define_insn_and_rewrite.
513 (*cond_<optab><mode>_any): Turn into define_insn_and_rewrites.
514 Remove separate define_split.
516 2019-05-31 Jan Hubicka <jh@suse.cz>
518 * tree-ssa-alias.c (type_has_components_p): New function.
519 (aliasing_component_refs_p): Use it.
521 2019-05-31 Martin Liska <mliska@suse.cz>
523 * gdbhooks.py: Add const_tree to TreePrinter.
525 2019-05-31 Thomas De Schampheleire <thomas.de_schampheleire@nokia.com>
528 * common.opt (feliminate-unused-debug-symbols): Enable by default.
529 * doc/invoke.texi (Debugging Options): Document new default of
530 -feliminate-unused-debug-symbols and remove restriction to 'stabs'.
532 2019-05-31 Jakub Jelinek <jakub@redhat.com>
534 PR tree-optimization/90671
535 * tree-ssa-threadupdate.c (ssa_create_duplicates): If
536 template_block used to be empty on the first call, don't use
537 gsi_split_seq_after and gsi_insert_seq_after, but remember whole
538 seq with bb_seq and set it with set_bb_seq.
540 2019-05-31 Iain Sandoe <iain@sandoe.co.uk>
542 * config/i386/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
544 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
545 Michael Meissner <meissner@linux.ibm.com>
547 * config/rs6000/predicates.md (pcrel_address): New define_predicate.
548 (prefixed_mem_operand): Likewise.
549 (non_prefixed_mem_operand): Likewise.
550 * config/rs6000/rs6000-protos.h (rs6000_prefixed_address): New
552 * config/rs6000/rs6000.c (print_operand_address): Handle
553 PC-relative addresses.
554 (mode_supports_prefixed_address_p): New function.
555 (rs6000_prefixed_address): New function.
556 * config/rs6000/rs6000.h (SYMBOL_FLAG_PCREL): New #define.
557 (SYMBOL_REF_PCREL_P): Likewise.
559 2019-05-30 Jakub Jelinek <jakub@redhat.com>
561 * gimplify.c (enum gimplify_omp_var_data): Add GOVD_CONDTEMP.
562 (gimplify_adjust_omp_clauses_1): Handle GOVD_CONDTEMP.
563 (gimplify_omp_for): If worksharing loop with lastprivate conditional
564 is nested inside of parallel region, add _condtemp_ clause to both.
565 * tree-nested.c (convert_nonlocal_omp_clauses,
566 convert_local_omp_clauses): Ignore OMP_CLAUSE__CONDTEMP_ instead of
568 * omp-general.h (struct omp_for_data): Add have_pointer_condtemp
570 * omp-general.c (omp_extract_for_data): Compute it.
571 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_.
572 (lower_rec_input_clauses): Likewise.
573 (lower_lastprivate_conditional_clauses): If OMP_CLAUSE__CONDTEMP_
574 clause is already present, just add one further one after it.
575 (lower_lastprivate_clauses): Handle cond_ptr with array type.
576 (lower_send_shared_vars): Clear _condtemp_ vars.
577 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle target data like critical
578 or section or taskgroup.
579 * omp-expand.c (determine_parallel_type): Disallow combining only if
580 first OMP_CLAUSE__CONDTEMP_ has pointer type. Disallow combining
581 of parallel sections if OMP_CLAUSE__CONDTEMP_ is present.
582 (expand_omp_for_generic, expand_omp_for_static_nochunk,
583 expand_omp_for_static_chunk, expand_omp_for): Use
584 fd->have_pointer_condtemp instead of fd->lastprivate_conditional to
585 determine if a special set of API routines are needed and if condtemp
586 needs to be initialized, while always initialize cond_var if
587 fd->lastprivate_conditional is non-zero.
589 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
590 Michael Meissner <meissner@linux.ibm.com>
592 * config/rs6000/constraints.md (eI): New constraint.
593 * config/rs6000/predicates.md (cint34_operand): New predicate.
594 * config/rs6000/rs6000.h (SIGNED_16BIT_OFFSET_P): New #define.
595 (SIGNED_34BIT_OFFSET_P): Likewise.
596 * doc/md.texi (eI): Document constraint.
598 2019-05-30 Sylvia Taylor <sylvia.taylor@arm.com>
600 * config/aarch64/aarch64-sve.md (*fabd<mode>3): New.
602 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
603 Michael Meissner <meissner@linux.ibm.com>
605 * rs6000-cpus.def (OTHER_FUSION_MASKS): New #define.
606 (ISA_3_0_MASKS_SERVER): Mask off OTHER_FUSION_MASKS.
607 (ISA_3_0_MASKS_IEEE): Remove OPTION_MASK_DIRECT_MOVE.
608 (ISA_FUTURE_MASKS_SERVER): Add OPTION_MASK_PREFIXED_ADDR.
609 (OTHER_FUTURE_MASKS): Likewise.
610 (POWERPC_MASKS): Likewise.
611 * rs6000.c (rs6000_option_override_internal): Error if -mpcrel is
612 specified without -mprefixed-addr or -mcpu=future. Error if
613 -mprefixed-addr is specified without -mcpu=future.
614 (rs6000_opt_masks): Add entry for prefixed-addr.
615 * rs6000.opt (mprefixed-addr): New option.
617 2019-05-30 Sam Tebbs <sam.tebbs@arm.com>
619 * aarch64/aarch64.c (aarch64_post_cfi_startproc): Add
620 cfun->is_thunk check.
622 2019-05-30 Jakub Jelinek <jakub@redhat.com>
624 * tree-predcom.c (is_inv_store_elimination_chain): Fix a typo - lenght
627 2019-05-30 Martin Liska <mliska@suse.cz>
629 * gdbinit.in: Fix 'ptc' command. Add trt
630 that prints TREE_TYPE($).
632 2019-05-29 Bill Schmidt <wschmidt@linux.ibm.com>
633 Alan Modra <amodra@gmail.com>
635 * config/rs6000/rs6000.c (rs6000_call_template_1): Handle pcrel
637 (rs6000_indirect_call_template_1): ...and here.
638 (rs6000_pltseq_template): Handle plt_pcrel34. Rework tocsave,
639 plt16_ha, plt16_lo, mtctr indirect calls. Use
641 (rs6000_decl_ok_for_sibcall): New function.
642 (rs6000_function_ok_for_sibcall): Refactor.
643 (rs6000_longcall_ref): Use UNSPEC_PLT_PCREL when pcrel.
644 (rs6000_call_aix): Don't emit toc restore rtl for indirect calls
645 when pcrel. Reorganize.
646 (rs6000_sibcall_aix): Don't add r2 to function usage when pcrel.
647 * rs6000.h (rs6000_pltseq_enum): New enum.
648 * rs6000.md (UNSPEC_PLT_PCREL): New unspec.
649 (*pltseq_tocsave): Use rs6000_pltseq_enum.
650 (*pltseq_plt16_ha): Likewise.
651 (*pltseq_plt16_lo): Likewise.
652 (*pltseq_mtctr): Likewise.
653 (*pltseq_plt_pcrel): New insn.
654 (*call_local_aix): Handle @notoc calls.
655 (*call_value_local_aix): Likewise.
656 (*call_nonlocal_aix): Adjust lengths for pcrel calls.
657 (*call_value_nonlocal_aix): Likewise.
658 (*call_indirect_pcrel): New insn.
659 (*call_value_indirect_pcrel): Likewise.
662 2019-05-29 Uroš Bizjak <ubizjak@gmail.com>
664 * config/i386/sse.md (*save_multiple<mode>): Rename from
666 (*restore_multiple<mode>): Rename from restore_multiple<mode>.
667 (*restore_multiple_and_return<mode>): Rename from
668 restore_multiple_and_return<mode>.
669 (*restore_multiple_leave_return<mode>): Rename from
670 restore_multiple_leave_return<mode>.
672 2019-05-29 Yoshinori Sato <ysato@users.sourceforge.jp>
674 * config.gcc (rx-*-linux*): New target.
675 * config/rx/elf.opt: New file.
676 * config/rx/linux.h: Likewise.
677 * config/rx/t-linux: Likewise.
678 * config/rx/rx.c (TARGET_SAVE_ACC_REGISTER): If not defined,
680 * config/rx/rx.h (ASM_APP_ON): Allow to be overridden.
681 (ASM_APP_OFF): Likewise.
682 * config/rx/rx.opt: Drop -msim and -mas100-syntax, they were
685 2019-05-29 Jan Hubicka <jh@suse.cz>
687 * tree-ssa-alias.c (same_type_for_tbaa): Return ture if main
688 variants are pointer equivalent.
690 2019-05-29 Alejandro Martinez <alejandro.martinezvicente@arm.com>
692 * config/aarch64/aarch64-c.c: Added TARGET_SVE2.
693 * config/aarch64/aarch64-sve2.md: New file.
694 (<u>avg<mode>3_floor): New pattern.
695 (<u>avg<mode>3_ceil): Likewise.
696 (*<sur>h<addsub><mode>): Likewise.
697 * config/aarch64/aarch64.h: Added AARCH64_ISA_SVE2 and TARGET_SVE2.
698 * config/aarch64/aarch64.md: Include aarch64-sve2.md.
700 2019-05-29 Jakub Jelinek <jakub@redhat.com>
703 * optc-save-gen.awk: In cl_optimization_print, use correct condition
704 for var_opt_string printing. In cl_optimization_print_diff, print
705 (null) instead of invoking undefined behavior if one of the
706 var_opt_string pointers is NULL and use && instead of first || in the
707 guarding condition. For var_target_other options, handle const char *
708 target variables similarly to const char * optimize node variables.
710 2019-05-29 Sam Tebbs <sam.tebbs@arm.com>
712 * config/aarch64/aarch64-builtins.c (aarch64_builtins): Add
713 AARCH64_PAUTH_BUILTIN_AUTIB1716 and AARCH64_PAUTH_BUILTIN_PACIB1716.
714 * config/aarch64/aarch64-builtins.c (aarch64_init_pauth_hint_builtins):
715 Add autib1716 and pacib1716 initialisation.
716 * config/aarch64/aarch64-builtins.c (aarch64_expand_builtin): Add checks
717 for autib1716 and pacib1716.
718 * config/aarch64/aarch64-protos.h (aarch64_key_type,
719 aarch64_post_cfi_startproc): Define.
720 * config/aarch64/aarch64-protos.h (aarch64_ra_sign_key): Define extern.
721 * config/aarch64/aarch64.c (aarch64_handle_standard_branch_protection,
722 aarch64_handle_pac_ret_protection): Set default sign key to A.
723 * config/aarch64/aarch64.c (aarch64_expand_epilogue,
724 aarch64_expand_prologue): Add check for b-key.
725 * config/aarch64/aarch64.c (aarch64_ra_sign_key,
726 aarch64_post_cfi_startproc, aarch64_handle_pac_ret_b_key): Define.
727 * config/aarch64/aarch64.h (TARGET_ASM_POST_CFI_STARTPROC): Define.
728 * config/aarch64/aarch64.c (aarch64_pac_ret_subtypes): Add "b-key".
729 * config/aarch64/aarch64.md (unspec): Add UNSPEC_AUTIA1716,
730 UNSPEC_AUTIB1716, UNSPEC_AUTIASP, UNSPEC_AUTIBSP, UNSPEC_PACIA1716,
731 UNSPEC_PACIB1716, UNSPEC_PACIASP, UNSPEC_PACIBSP.
732 * config/aarch64/aarch64.md (do_return): Add check for b-key.
733 * config/aarch64/aarch64.md (<pauth_mnem_prefix>sp): Replace
734 pauth_hint_num_a with pauth_hint_num.
735 * config/aarch64/aarch64.md (<pauth_mnem_prefix>1716): Replace
736 pauth_hint_num_a with pauth_hint_num.
737 * config/aarch64/aarch64.opt (msign-return-address=): Deprecate.
738 * config/aarch64/iterators.md (PAUTH_LR_SP): Add UNSPEC_AUTIASP,
739 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
740 * config/aarch64/iterators.md (PAUTH_17_16): Add UNSPEC_AUTIA1716,
741 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716.
742 * config/aarch64/iterators.md (pauth_mnem_prefix): Add UNSPEC_AUTIA1716,
743 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716, UNSPEC_AUTIASP,
744 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
745 * config/aarch64/iterators.md (pauth_hint_num_a): Replace
746 UNSPEC_PACI1716 and UNSPEC_AUTI1716 with UNSPEC_PACIA1716 and
747 UNSPEC_AUTIA1716 respectively.
748 * config/aarch64/iterators.md (pauth_hint_num_a): Rename to pauth_hint_num
749 and add UNSPEC_PACIBSP, UNSPEC_AUTIBSP, UNSPEC_PACIB1716, UNSPEC_AUTIB1716.
750 * doc/invoke.texi (-mbranch-protection): Add b-key type.
751 * config/aarch64/aarch64-bti-insert.c (aarch64_pac_insn_p): Rename
752 UNSPEC_PACISP to UNSPEC_PACIASP and UNSPEC_PACIBSP.
754 2019-05-29 Jakub Jelinek <jakub@redhat.com>
756 * gimplify.c (struct gimplify_omp_ctx): Add clauses member.
757 (gimplify_scan_omp_clauses): Initialize ctx->clauses.
758 (gimplify_adjust_omp_clauses_1): Transform lastprivate conditional
759 explicit clause on combined parallel into implicit shared clause.
760 (gimplify_adjust_omp_clauses): Move lastprivate conditional clause
761 and firstprivate if the decl has one too from combined parallel to
762 the worksharing construct.
764 2019-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
765 Michael Meissner <meissner@linux.ibm.com>
767 * config/rs6000/rs6000-cpus.def (OTHER_FUTURES_MASK): New #define.
769 2019-05-28 Michael Meissner <meissner@linux.ibm.com>
771 * rtl.h (LABEL_REF_P): New #define.
773 2019-05-28 John David Anglin <danglin@gcc.gnu.org>
775 * config/pa/pa.c (hppa_profile_hook): Remove offset adjustment.
777 2019-05-28 Alejandro Martinez <alejandro.martinezvicente@arm.com>
779 * internal-fn.c: Marked mask_load_direct as vectorizable.
780 * tree-data-ref.c (data_ref_compare_tree): Fixed comment typo.
781 * tree-vect-data-refs.c (can_group_stmts_p): Allow masked loads to be
782 combined even if masks different with allow_slp_p param.
783 (vect_analyze_data_ref_accesses): Mark SLP only vectorizable groups.
784 * tree-vect-loop.c (vect_dissolve_slp_only_groups): New function to
785 dissolve SLP-only vectorizable groups when SLP has been discarded.
786 (vect_analyze_loop_2): Call vect_dissolve_slp_only_groups when needed.
787 * tree-vect-slp.c (vect_get_and_check_slp_defs): Check masked loads
789 (vect_build_slp_tree_1): Fixed comment typo.
790 (vect_build_slp_tree_2): Include masks from masked loads in SLP tree.
791 * tree-vect-stmts.c (vectorizable_load): Allow vectorizaion of masked
793 * tree-vectorizer.h (_stmt_vec_info): Added flag for SLP-only
795 * tree-vectorizer.c (vec_info::new_stmt_vec_info): Likewise.
797 2019-05-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
799 * config/alpha/alpha.c [TARGET_ABI_OSF] (alpha_output_mi_thunk_osf):
800 Remove obsolete use_thunk reference.
801 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
802 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
803 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
804 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
805 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
806 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
807 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
808 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
809 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
811 2019-05-28 Nathan Sidwell <nathan@acm.org>
813 * tree.h (IDENTIFIER_ANON_P): New.
814 (anon_aggrname_format, anon_aggname_p): Don't declare.
815 (make_anon_name): Declare.
816 * lto-streamer-out.c (DFS::DFS_write_tree_body): Use IDENTIFIER_ANON_P.
817 (hash_tree): Likewise.
818 * tree-streamer-out.c (write_ts_decl_minimal_tree): Likewise.
819 * tree.c (anon_aggrname_p, anon_aggrname_format): Delete.
820 (anon_cnt, make_anon_name): New.
822 2019-05-28 Martin Liska <mliska@suse.cz>
825 * opts-global.c (decode_options): Print help for all
826 help_option_arguments.
827 * opts.c (print_help): Add new argument.
828 (common_handle_option): Remember all values into
829 help_option_arguments.
830 * opts.h (print_help): Add new argument.
832 2019-05-28 Martin Liska <mliska@suse.cz>
835 * ipa-icf-gimple.c (func_checker::compare_loops): New function.
836 * ipa-icf-gimple.h (func_checker::compare_loops): Likewise.
837 (func_checker::compare_bb): Call compare_loops.
839 2019-05-27 Jakub Jelinek <jakub@redhat.com>
841 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
842 on sections construct.
843 * omp-low.c (lower_lastprivate_conditional_clauses): Handle sections
845 (lower_omp_sections): Handle lastprivate conditional.
846 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle sections construct with
847 lastprivate_conditional_map.
848 * omp-expand.c (expand_omp_sections): Handle lastprivate conditional.
850 * omp-low.c (lower_omp_1) <case GIMPLE_ASSIGN>: Look through ordered,
851 critical, taskgroup and section regions when looking for a region
852 with non-NULL lastprivate_conditional_map.
854 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
856 * config/i386/i386.c (ix86_gen_add3): Remove indirect function.
857 (*ix86_gen_sub3): Ditto.
858 (*ix86_gen_sub3_carry): Ditto.
859 (*ix86_gen_one_cmpl2): Ditto.
860 (*ix86_gen_andsp): Ditto.
861 (ix86_init_large_pic_reg): Use gen_add2_insn instead of ix86_gen_add3.
862 (gen_and2_insn): New static function.
863 (ix86_expand_prologue): Use gen_and2_insn instead of ix86_gen_andsp.
864 Use gen_add3_insn instead of ix86_gen_add3.
865 (ix86_expand_split_stack_prologue): Use gen_add2_insn
866 instead of ix86_gen_add3.
867 (legitimize_tls_address): Use gen_add2_insn instead of ix86_gen_add3.
868 Use gen_sub3_insn instead of ix86_gen_sub3.
869 * config/i386-expand.c (ix86_split_long_move): Use gen_add2_insn
870 instead of ix86_gen_add3.
871 (ix86_expand_strlensi_unroll_1): Use gen_add2_insn instead of
872 ix86_gen_add3. Use gen_sub3_insn instead of ix86_gen_sub3.
873 (construct_plt_address): Use gen_add2_insn instead of ix86_gen_add3.
874 * config/i386/i386-options.c (ix86_option_override_internal):
875 Do not initialize ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
876 ix86_gen_one_cmpl2 and ix86_gen_andsp.
878 2019-05-27 Eric Botcazou <ebotcazou@adacore.com>
880 * dwarf2out.c (resolve_args_picking_1): Deal with DW_OP_GNU_addr_index
881 and DW_OP_GNU_const_index opcodes.
883 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
885 * config/i386/i386.h (STACK_SIZE_MODE): Define.
887 2019-05-27 Richard Biener <rguenther@suse.de>
889 PR tree-optimization/90637
890 * tree-ssa-sink.c (statement_sink_location): Honor the
891 computed sink location for single-uses.
893 2019-05-27 Richard Biener <rguenther@suse.de>
896 * match.pd (vec_perm): Avoid clobbering op0 when not generating
899 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
901 * config/i386/i386.md (@sub<mode>3_carry): Rename
902 from sub<mode>3_carry.
903 (@leave_<mode>): New expander.
904 (*leave): Rename from leave.
905 (*leave_rex64): Rename from leave_rex64.
906 (@monitorx_<mode>): Rename from monitorx_<mode>.
907 (@clzero_<mode>): Rename from clzero_<mode>.
908 * config/i386/sse.md (@sse3_monitor_<mode>): Rename
909 from sse3_monitor_<mode>.
910 * config/i386/i386.c (ix86_gen_sub3_carry): Remove indirect function.
911 (*ix86_gen_leave): Ditto.
912 (*ix86_gen_monitor): Ditto.
913 (*ix86_gen_monitorx): Ditto.
914 (*ix86_gen_clzero): Ditto.
915 (ix86_emit_leave): Use gen_leave instead of ix86_gen_leave.
916 * config/i386/i386-expand.c (ix86_expand_strlensi_unroll_1):
917 Use gen_sub3_carry instead of ix86_gen_sub3_carry.
918 (ix86_expand_builtin) <case IX86_BUILTIN_MONITOR>:
919 Use gen_sse3_monitor instead of ix86_gen_monitor.
920 <case IX86_BUILTIN_MONITORX>: Use gen_monitorx
921 instead of ix86_gen_monitorx.
922 <case IX86_BUILTIN_CLZERO>: Use gen_clzero
923 instead of ix86_gen_clzero.
924 * config/i386/i386-options.c (ix86_option_override_internal):
925 Do not initialize ix86_gen_leave, ix86_gen_sub3_carry,
926 ix86_gen_monitor, ix86_gen_monitorx and ix86_gen_clzero.
928 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
930 * config/i386/i386.md (@tls_global_dynamic_64_<mode>):
931 Rename from tls_global_dynamic_64_<mode>.
932 (@tls_local_dynamic_base_64_<mode>): Rename from
933 tls_local_dynamic_base_64_<mode>.
934 * config/i386/i386.c (*ix86_gen_tls_global_dynamic_64):
935 Remove indirect function.
936 (*ix86_gen_tls_local_dynamic_base_64): Ditto.
937 (legitimize_tls_address): Use gen_tls_global_dynamic_64 function
938 instead of ix86_gen_tls_global_dynamic_64.
939 Use gen_tls_local_dynamic_base_64 instead of
940 ix86_gen_tls_local_dynamic_base_64.
941 * config/i386/i386-options.c (ix86_option_override_internal):
942 Do not initialize ix86_gen_tls_global_dynamic_64 and
943 ix86_gen_tls_local_dynamic_base_64.
945 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
947 * config/i386/i386.md (@pro_epilogue_adjust_stack_add_<mode>)
948 Rename from pro_epilogue_adjust_stack_<mode>_add.
949 (@pro_epilogue_adjust_stack_sub_<mode>)
950 Rename from pro_epilogue_adjust_stack_<mode>_sub.
951 (@allocate_stack_worker_probe_<mode>):
952 Rename from allocate_stack_worker_probe_<mode>.
953 (allocate_stack): Use gen_allocate_stack_worker_probe.
954 (probe_stack): Use gen_probe_stack_1.
955 (@probe_stack_1_<mode>): Rename from probe_stack_<mode>.
956 (@adjust_stack_and_probe_<mode>): Rename from
957 adjust_stack_and_probe<mode>.
958 (@probe_stack_range_<mode>): Rename from probe_stack_range<mode>.
959 (stack_protect_set): Use gen_stack_protect_set_1.
960 (@stack_protect_set_1_<mode>): Rename from stack_protect_set_<mode>.
961 (stack_protect_test): Use gen_stack_protect_test_1.
962 (@stack_protect_test_1_<mode>): Rename from stack_protect_test_<mode>.
963 * config/i386/i386.c (*ix86_gen_allocate_stack_worker):
964 Remove indirect function.
965 (*ix86_gen_adjust_stack_and_probe): Ditto.
966 (*ix86_gen_probe_stack_range): Ditto.
967 (pro_epilogue_adjust_stack): Use gen_pro_epilogue_adjust_stack_add
968 instead of gen_pro_epilogue_adjust_stack_{si,di}_add.
969 (ix86_adjust_stack_and_probe_stack_clash): Use
970 gen_adjust_stack_and_probe instead of ix86_gen_adjust_stack_and_probe.
971 (ix86_adjust_stack_and_probe): Ditto.
972 (ix86_emit_probe_stack_range): Use gen_probe_stack_range instead
973 of ix86_gen_probe_stack_range.
974 (ix86_expand_prologue): Use gen_pro_epilogue_adjust_stack_sub
975 instead of gen_pro_epilogue_adjust_stack_{si,di}_sub.
976 * config/i386/x86-tune-sched.c (ix86_macro_fusion_pair_p):
977 Include insn-opinit.h. Use code_for_stack_protect_test_1 instead of
978 CODE_FOR_stack_protect_test_{si,di}.
979 * config/i386/i386-options.c (ix86_option_override_internal):
980 Do not initialize ix86_gen_allocate_stack_worker,
981 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
983 2019-05-26 Gerald Pfeifer <gerald@pfeifer.com>
985 * doc/invoke.texi (Link Options): Many editorial changes around
988 2019-05-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
990 * doc/invoke.texi (x86 Options, -mvect8-ret-in-mem): Remove
991 pre-Solaris 11 referene and most Studio compiler details.
993 2019-05-24 John David Anglin <danglin@gcc.gnu.org>
996 * config/pa/pa.c (pa_can_change_mode_class): Accept mode changes from
997 DImode to SImode in floating-point registers on 64-bit target.
998 * config/pa/pa.md (umulsidi3): Change nonimmediate_operand to
999 register_operand in xmpyu patterns.
1001 2019-05-24 Jakub Jelinek <jakub@redhat.com>
1003 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__CONDTEMP_.
1004 * tree.h (OMP_CLAUSE_DECL): Use OMP_CLAUSE__CONDTEMP_ instead of
1005 OMP_CLAUSE__REDUCTEMP_.
1006 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add
1007 OMP_CLAUSE__CONDTEMP_.
1008 (walk_tree_1): Handle OMP_CLAUSE__CONDTEMP_.
1009 * tree-pretty-print.c (dump_omp_clause): Likewise.
1010 * tree-nested.c (convert_nonlocal_omp_clauses,
1011 convert_local_omp_clauses): Likewise.
1012 * gimplify.c (enum gimplify_omp_var_data): Use hexadecimal constants
1013 instead of decimal. Add GOVD_LASTPRIVATE_CONDITIONAL.
1014 (gimplify_scan_omp_clauses): Don't reject lastprivate conditional
1016 (gimplify_omp_for): Warn and disable conditional modifier from
1017 lastprivate on loop iterators.
1018 * omp-general.h (struct omp_for_data): Add lastprivate_conditional
1020 * omp-general.c (omp_extract_for_data): Initialize it.
1021 * omp-low.c (struct omp_context): Add lastprivate_conditional_map
1023 (delete_omp_context): Delete it.
1024 (lower_lastprivate_conditional_clauses): New function.
1025 (lower_lastprivate_clauses): Add BODY_P and CSTMT_LIST arguments,
1026 handle lastprivate conditional clauses.
1027 (lower_reduction_clauses): Add CLIST argument, emit it into
1028 the critical section if any.
1029 (lower_omp_sections): Adjust lower_lastprivate_clauses and
1030 lower_reduction_clauses callers.
1031 (lower_omp_for_lastprivate): Add CLIST argument, pass it through
1032 to lower_lastprivate_clauses.
1033 (lower_omp_for): Call lower_lastprivate_conditional_clauses, adjust
1034 lower_omp_for_lastprivate and lower_reduction_clauses callers, emit
1035 clist into a critical section if not emitted there already by
1036 lower_reduction_clauses.
1037 (lower_omp_taskreg, lower_omp_teams): Adjust lower_reduction_clauses
1039 (lower_omp_1): Handle GIMPLE_ASSIGNs storing into lastprivate
1040 conditional variables.
1041 * omp-expand.c (determine_parallel_type): Punt if OMP_CLAUSE__CONDTEMP_
1043 (expand_omp_for_generic, expand_omp_for_static_nochunk,
1044 expand_omp_for_static_chunk): Handle lastprivate conditional.
1045 (expand_omp_for): Handle fd.lastprivate_conditional like
1048 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
1050 * config/gcn/gcn-run.c (main): Set a non-zero return value if the
1051 kernel does not exit cleanly.
1052 * config/gcn/gcn.md (gcn_return): Insert s_waitcnt before s_dcache_wb.
1054 2019-05-24 Jason Merrill <jason@redhat.com>
1057 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
1059 2019-05-24 Richard Biener <rguenther@suse.de>
1062 * tree-loop-distribution.c (struct partition): Add location
1064 (partition_alloc): Initialize all fields.
1065 (generate_memset_builtin): Use the location recorded in the
1066 partition for the generated call.
1067 (generate_memcpy_builtin): Likewise.
1068 (classify_partition): Record the location of a single store
1069 as location for the partition.
1071 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
1073 * config/gcn/gcn.c (gcn_expand_prologue): Use gen_addsi3_scalar_carry
1076 2019-05-24 Matthew Malcomson <matthew.malcomson@arm.com>
1079 * common/config/aarch64/aarch64-common.c
1080 (aarch64_rewrite_selected_cpu): Change local temporary variable
1081 type from unsigned long to uint64_t.
1082 * config/aarch64/aarch64-protos.h (aarch64_parse_extension,
1083 aarch64_get_extension_string_for_isa_flags): Change declaration to
1084 match new definition by replacing unsigned long with uint64_t.
1086 2019-05-24 Jakub Jelinek <jakub@redhat.com>
1089 * config/i386/x86-tune-sched.c (ix86_macro_funsion_pair_p): Call
1090 gen_attr_type just once instead of 4-7 times. Formatting fixes.
1091 Handle stack_protect_test_<mode> codegen similarly to corresponding
1094 2019-05-23 Iain Sandoe <iain@sandoe.co.uk>
1096 * config/i386/darwin.h: Reject -mfentry*.
1097 * doc/sourcebuild.texi: Document mfentry target support.
1099 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1101 * config/rs6000/rs6000.c (rs6000_global_entry_point_needed_p):
1102 Rename to rs6000_global_entry_point_prologue_needed_p. Return
1103 false for PC-relative functions.
1104 (rs6000_output_function_prologue): Change called function name to
1105 rs6000_global_entry_point_prologue_needed_p. Emit ".localentry
1106 name,1" for PC-relative functions.
1107 (rs6000_elf_declare_function_name): Change called function name to
1108 rs6000_global_entry_point_prologue_needed_p.
1110 2019-05-23 Uroš Bizjak <ubizjak@gmail.com>
1113 * config/i386/i386.c (gen_rtx_cost):
1114 Use ix86_tune_cost instead of ix86_cost.
1116 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1117 Michael Meissner <meissner@linux.ibm.com>
1118 Segher Boessenkool <segher@kernel.crashing.org>
1120 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): Add
1122 (POWERPC_MASKS): Add OPTION_MASK_PCREL.
1123 * config/rs6000/rs6000-protos.h (rs6000_pcrel_p): New prototype.
1124 (rs6000_fndecl_pcrel_p): Likewise.
1125 * config/rs6000/rs6000.c (rs6000_option_override_internal): Report
1126 error if -mpcrel is requested without -mcpu=future.
1127 (rs6000_opt_masks): Add entry for pcrel.
1128 (rs6000_fndecl_pcrel_p): New function.
1129 (rs6000_pcrel_p): Likewise.
1130 * config/rs6000/rs6000.opt (mpcrel): New option.
1131 * doc/invoke.texi: Document -mpcrel and -mno-pcrel.
1133 2019-05-23 Jan Hubicka <jh@suse.cz>
1134 Martin Liska <mliska@suse.cz>
1136 PR tree-optimization/90576
1137 * tree-ssa-alias.c (compare_sizes): Remove dead calls to
1139 (aliasing_component_refs_p): Fix three way size compare conditional;
1140 give up earlier in case we can not decide on equivalence.
1142 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1143 Michael Meissner <meissner@linux.ibm.com>
1144 Segher Boessenkool <segher@kernel.crashing.org>
1146 * config.gcc: Add future cpu.
1147 * config/rs6000/driver-rs6000.c (asm_names): Add future cpu.
1148 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): New
1150 (POWERPC_MASKS): Add OPTION_MASK_FUTURE.
1151 (RS6000_CPU): New instantiation for future cpu.
1152 * config/rs6000/rs6000-opts.h (enum processor_type): Add
1154 * config/rs6000/rs6000-string.c (expand_compare_loop): Treat
1155 PROCESSOR_FUTURE like PROCESSOR_POWER9 for now.
1156 * config/rs6000/rs6000-tables.opt: Regenerate.
1157 * config/rs6000/rs6000.c (rs6000_option_override_internal): Treat
1158 PROCESSOR_FUTURE similarly to PROCESSOR_POWER9 for now.
1159 (rs6000_machine_from_flags): Handle future cpu.
1160 (rs6000_reassociation_width): Treat PROCESSOR_FUTURE like
1161 PROCESSOR_POWER9 for now.
1162 (rs6000_adjust_cost): Likewise.
1163 (rs6000_issue_rate): Likewise.
1164 (rs6000_register_move_cost): Likewise.
1165 (rs6000_opt_masks): Add entry for future.
1166 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add future cpu.
1167 (MASK_FUTURE): New #define.
1168 * config/rs6000/rs6000.md (define_attr "cpu"): Add future cpu.
1169 * config/rs6000/rs6000.opt (mfuture): New target option.
1170 * doc/invoke.texi (mcpu): Add future cpu.
1172 2019-05-23 Martin Liska <mliska@suse.cz>
1175 * tree-ssa-uninit.c (value_sat_pred_p): The result of &
1176 operation points to a temporary (pointed via tree_to_wide_ref)
1177 that is out of scope after the &.
1179 2019-05-23 Jonathan Wakely <jwakely@redhat.com>
1182 * doc/extend.texi (Function Names): Add missing word.
1184 2019-05-23 Richard Biener <rguenther@suse.de>
1186 PR tree-optimization/88440
1187 * opts.c (default_options_table): Enable -ftree-loop-distribute-patterns
1189 * tree-loop-distribution.c (generate_memset_builtin): Fold the
1191 (generate_memcpy_builtin): Likewise.
1192 (distribute_loop): Pass in whether to only distribute patterns.
1193 (prepare_perfect_loop_nest): Also allow size optimization.
1194 (pass_loop_distribution::execute): When optimizing a loop
1195 nest for size allow pattern replacement.
1197 2019-05-23 Jakub Jelinek <jakub@redhat.com>
1200 * config/i386/i386.md (stack_protect_test_<mode>): Use sub instead
1203 2019-05-23 Martin Liska <mliska@suse.cz>
1206 * gimplify.c (gimplify_target_expr): Skip TREE_STATIC target
1207 expression similarly to gimplify_decl_expr.
1209 2019-05-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1211 * cse.c (cse_dump_path): s/dump_file/f.
1213 2019-05-22 David Malcolm <dmalcolm@redhat.com>
1216 * diagnostic-format-json.cc: Include "selftest.h".
1217 (json_from_expanded_location): Only add "file" key for non-NULL
1219 (json_from_location_range): Don't add "start" and "finish"
1220 children if they are UNKNOWN_LOCATION.
1221 (selftest::test_unknown_location): New selftest.
1222 (selftest::test_bad_endpoints): New selftest.
1223 (selftest::diagnostic_format_json_cc_tests): New function.
1224 * json.cc (json::object::get): New function.
1225 (selftest::test_object_get): New selftest.
1226 (selftest::json_cc_tests): Call it.
1227 * json.h (json::object::get): New decl.
1228 * selftest-run-tests.c (selftest::run_tests): Call
1229 selftest::diagnostic_format_json_cc_tests.
1230 * selftest.h (selftest::diagnostic_format_json_cc_tests): New
1233 2019-05-22 Kwok Cheung Yeung <kcy@codesourcery.com>
1234 Andrew Stubbs <amd@codesourcery.com>
1236 * config.gcc (gcc_cv_initfini_array): Set for AMD GCN.
1237 * config/gcn/gcn-run.c (init_array_kernel, fini_array_kernel): New.
1238 (kernel): Rename to...
1239 (main_kernel): ... this.
1240 (load_image): Load _init_array and _fini_array kernels.
1241 (run): Add argument for kernel to run.
1242 (main): Run init_array_kernel before main_kernel, and
1243 fini_array_kernel after.
1244 * config/gcn/gcn.c (gcn_handle_amdgpu_hsa_kernel_attribute): Allow
1245 amdgpu_hsa_kernel attribute on functions.
1246 (gcn_disable_constructors): Delete.
1247 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): Delete.
1248 * config/gcn/crt0.c (size_t): Define.
1249 (_init_array, _fini_array): New.
1250 (__preinit_array_start, __preinit_array_end,
1251 __init_array_start, __init_array_end,
1252 __fini_array_start, __fini_array_end): Declare weak references.
1254 2019-05-22 Andrew Stubbs <ams@codesourcery.com>
1256 * config/gcn/gcn.c (gcn_trampoline_init): Call "sorry" on GCN5.
1258 2019-05-22 Jason Merrill <jason@redhat.com>
1260 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
1262 2019-05-22 H.J. Lu <hongjiu.lu@intel.com>
1265 * config/i386/i386-options.c (ix86_init_machine_status): Set
1266 stack_frame_required to true.
1267 * config/i386/i386.c (ix86_get_frame_size): New function.
1268 (ix86_frame_pointer_required): Replace get_frame_size with
1269 ix86_get_frame_size.
1270 (ix86_compute_frame_layout): Likewise.
1271 (ix86_find_max_used_stack_alignment): Changed to void. Set
1272 stack_frame_required.
1273 (ix86_finalize_stack_frame_flags): Always call
1274 ix86_find_max_used_stack_alignment. Replace get_frame_size with
1275 ix86_get_frame_size.
1276 * config/i386/i386.h (machine_function): Add stack_frame_required.
1278 2019-05-22 Uroš Bizjak <ubizjak@gmail.com>
1280 * config/i386/sse.md (sse_cvtpi2ps): Use TARGET_MMX in insn condition.
1282 2019-05-22 Matthew Malcomson <matthew.malcomson@arm.com>
1284 * common/config/aarch64/aarch64-common.c
1285 (struct aarch64_option_extension, struct processor_name_to_arch,
1286 struct arch_to_arch_name, aarch64_parse_extension, opt_ext_cmp,
1287 aarch64_contains_opt,
1288 aarch64_get_extension_string_for_isa_flags): Change type of
1289 variables storing flags to uint64_t.
1290 * config/aarch64/aarch64-option-extensions.def (sve2, sve2-sm4,
1291 sve2-aes, sve2-sha3, bitperm): New optional SVE2 extension flags.
1292 * config/aarch64/aarch64.c (struct processor,
1293 aarch64_parse_arch, aarch64_parse_cpu, aarch64_validate_mcpu,
1294 aarch64_validate_march, aarch64_override_options,
1295 aarch64_option_print, aarch64_handle_attr_isa_flags,
1296 aarch64_declare_function_name, aarch64_start_file): Make flag
1298 * config/aarch64/aarch64.h (AARCH64_FL_SVE2, AARCH64_FL_SVE2_AES,
1299 AARCH64_FL_SVE2_SM4, AARCH64_FL_SVE2_SHA3,
1300 AARCH64_FL_SVE2_BITPERM): New macro feature flags.
1301 * config/aarch64/aarch64.opt (aarch64_isa_flags): Make uint64_t.
1302 * config/aarch64/driver-aarch64.c
1303 (struct aarch64_arch_extension, struct aarch64_core_data,
1304 struct aarch64_arch_driver_info, host_detect_local_cpu): Make
1305 flag variables uint64_t.
1306 * doc/invoke.texi: Add documentation for new arguments.
1308 2019-05-22 Richard Biener <rguenther@suse.de>
1310 * alias.c (ao_ref_from_mem): Move stack-slot sharing
1312 * emit-rtl.c (set_mem_attributes_minus_bitpos): ... here.
1314 2019-05-22 Martin Liska <mliska@suse.cz>
1317 * doc/extend.texi: Document the change.
1319 2019-05-22 Richard Biener <rguenther@suse.de>
1321 PR tree-optimization/90450
1322 * tree-ssa-loop-im.c (struct im_mem_ref): Add ref_decomposed.
1323 (mem_ref_hasher::equal): Check it.
1324 (mem_ref_alloc): Initialize it.
1325 (gather_mem_refs_stmt): Set it.
1327 2019-05-22 Richard Biener <rguenther@suse.de>
1329 * gimple-fold.c (arith_code_with_undefined_signed_overflow):
1331 (rewrite_to_defined_overflow): Handle rewriting ABS_EXPR
1334 2019-05-22 Alan Modra <amodra@gmail.com>
1336 * config/rs6000/rs6000.h (ASM_OPT_ANY): Define.
1337 (ASM_CPU_SPEC): Conditionally add -many.
1338 * config/rs6000/rs6000.c (rs6000_machine): New static var.
1339 (rs6000_machine_from_flags, emit_asm_machine): New functions..
1340 (rs6000_file_start): ..extracted from here, and modified to
1342 (rs6000_output_function_prologue): Emit .machine as necessary.
1343 * testsuite/gcc.target/powerpc/ppc32-abi-dfp-1.c: Don't use
1345 * testsuite/gcc.dg/vect/O3-pr70130.c: Disable default options
1346 added by check_vect_support_and_set_flags.
1347 * testsuite/gcc.dg/vect/pr48765.c: Likewise.
1348 * testsuite/gfortran.dg/vect/pr45714-b.f: Likewise.
1350 2019-05-22 Hans-Peter Nilsson <hp@axis.com>
1353 * ira-lives.c (process_bb_node_lives): Consider defs
1354 for a call insn to be die before the call, not after.
1356 * function.c (assign_parm_setup_block): Raise alignment of
1357 stacked parameter only for STRICT_ALIGNMENT targets.
1359 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1361 * config/rs6000/constraints.md (define_register_constraint "wz"):
1363 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1364 RS6000_CONSTRAINT_wz.
1365 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1366 (rs6000_init_hard_regno_mode_ok): Adjust.
1367 * config/rs6000/rs6000.md: Replace "wz" constraint by "d" with "p7".
1368 * doc/md.texi (Machine Constraints): Adjust.
1370 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1372 * config/rs6000/constraints.md (define_register_constraint "wl"):
1374 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1375 RS6000_CONSTRAINT_wl.
1376 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1377 (rs6000_init_hard_regno_mode_ok): Adjust.
1378 * config/rs6000/rs6000.md: Replace "wl" constraint by "d" with "p6".
1379 * doc/md.texi (Machine Constraints): Adjust.
1381 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1383 * config/rs6000/constraints.md (define_register_constraint "wm"):
1385 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1386 RS6000_CONSTRAINT_wm.
1387 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1388 (rs6000_init_hard_regno_mode_ok): Adjust.
1389 * config/rs6000/vsx.md: Replace "wm" constraint by "wa" with "p8v".
1390 * doc/md.texi (Machine Constraints): Adjust.
1392 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1394 * config/rs6000/constraints.md (define_register_constraint "wk"):
1396 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1397 RS6000_CONSTRAINT_wk.
1398 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1399 (rs6000_init_hard_regno_mode_ok): Adjust.
1400 * config/rs6000/rs6000.md: Replace "wk" constraint by "ws" with "p8v".
1401 * doc/md.texi (Machine Constraints): Adjust.
1403 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1405 * config/rs6000/constraints.md (define_register_constraint "wj"):
1407 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1408 RS6000_CONSTRAINT_wj.
1409 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1410 (rs6000_init_hard_regno_mode_ok): Adjust.
1411 * config/rs6000/rs6000.md: Replace "wj" constraint by "wi" with "p8v".
1413 * config/rs6000/vsx.md: Ditto.
1414 * doc/md.texi (Machine Constraints): Adjust.
1416 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1418 * config/rs6000/constraints.md (define_register_constraint "wh"):
1420 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1421 RS6000_CONSTRAINT_wh.
1422 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1423 (rs6000_init_hard_regno_mode_ok): Adjust.
1424 * config/rs6000/rs6000.md: Replace "wh" constraint by "wa" with "p8v".
1425 * doc/md.texi (Machine Constraints): Adjust.
1427 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
1430 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
1431 Avoid calling gen_lowpart with CONST operand.
1433 2019-05-21 Alexandre Oliva <aoliva@redhat.com>
1435 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add
1436 field template_last_to_copy.
1437 (ssa_create_duplicates): Set it, and use it. Attempt to
1438 preserve more debug stmts.
1440 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
1442 * config/i386/sse.md (VF1_AVX2): New mode iterator.
1443 (signbit<mode>2): New expander
1445 2019-05-21 James Clarke <jrtc27@jrtc27.com>
1448 * dwarf2out.c (dwarf2out_inline_entry): Use ASM_OUTPUT_DEBUG_LABEL
1449 instead of ASM_GENERATE_INTERNAL_LABEL and ASM_OUTPUT_LABEL.
1451 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
1453 * config/i386/cpuid.h (__cpuid): For 32bit targets, zero
1454 %ebx and %ecx bafore calling cpuid with leaf 1 or
1455 non-constant leaf argument.
1457 2019-05-21 Alan Modra <amodra@gmail.com>
1460 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase
1461 power9 direct move cost.
1462 * testsuite/gcc.target/powerpc/fold-vec-splats-floatdouble.c:
1463 Correct comments and rename functions to suit parameters.
1465 2019-05-21 Richard Biener <rguenther@suse.de>
1468 * fold-const.c (fold_read_from_vector): New function.
1469 * fold-const.h (fold_read_from_vector): Declare.
1470 * match.pd (VEC_PERM_EXPR): Build BIT_INSERT_EXPRs for
1471 single-element insert permutations. Canonicalize selector
1472 further and fix issue with last commit.
1474 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
1476 * tree-cfg.h (split_critical_edges): Add for_edge_insertion_p
1477 parameter with default value false to declaration.
1478 (split_edges_for_insertion): New inline function. Wrapper for
1479 split_critical_edges with for_edge_insertion_p = true.
1480 * tree-cfg.c (split_critical_edges): Don't split non-critical
1481 edges if for_edge_insertion_p is false. Fix whitespace.
1482 * tree-ssa-pre.c (pass_pre::execute): Call
1483 split_edges_for_insertion instead of split_critical_edges.
1484 * gcc/tree-ssa-tail-merge.c (tail_merge_optimize): Ditto.
1485 * gcc/tree-ssa-sink.c (pass_sink_code::execute): Ditto.
1486 (pass_data_sink_code): Update function name in the comment.
1488 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
1490 * tree-ssa-uninit.c (value_sat_pred_p): This new function is a wrapper
1491 around is_value_included_in that knows how to handle BIT_AND_EXPR.
1492 (is_pred_expr_subset_of): Use the new function. Handle more cases where
1493 code1 == EQ_EXPR and where code1 == BIT_AND_EXPR and thus fix some false
1496 2019-05-21 Martin Liska <mliska@suse.cz>
1498 * config/rs6000/driver-rs6000.c (elf_platform): Do not use
1500 * config/rs6000/rs6000-c.c (rs6000_pragma_longcal): Wrap pragma in %<%>.
1501 (altivec_resolve_overloaded_builtin): Likewise for vec_lvsl and
1503 * config/rs6000/rs6000.c (rs6000_option_override_internal):
1505 (rs6000_function_arg): Likewise.
1506 (rs6000_expand_set_fpscr_drn_builtin): Remove trailing dot.
1507 (rs6000_expand_ternop_builtin): Use interval syntax.
1508 (get_element_number): Likewise.
1509 (altivec_expand_builtin): Likewise.
1510 (rs6000_get_function_versions_dispatcher): Quote target_clones.
1514 2019-05-20 Jakub Jelinek <jakub@redhat.com>
1518 * function.h (struct function): Add calls_eh_return member.
1519 * gimplify.c (gimplify_call_expr): Set cfun->calls_eh_return when
1520 gimplifying __builtin_eh_return call.
1521 * tree-inline.c (initialize_cfun): Copy calls_eh_return from src_cfun
1523 (expand_call_inline): Or in src_cfun->calls_eh_return into
1524 dst_cfun->calls_eh_return.
1525 * tree-tailcall.c (suitable_for_tail_call_opt_p): Return false if
1526 cfun->calls_eh_return.
1527 * lto-streamer-in.c (input_struct_function_base): Read calls_eh_return.
1528 * lto-streamer-out.c (output_struct_function_base): Write
1531 2019-05-20 Marc Glisse <marc.glisse@inria.fr>
1533 PR rtl-optimization/43147
1534 * config/i386/i386.c (ix86_gimple_fold_builtin): Handle
1535 IX86_BUILTIN_SHUFPD.
1537 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
1539 * tree-ssa-alias.c (refs_may_alias_p_2): Break out from ...
1540 (refs_may_alias_p_1): ... here; update stats.
1541 (refs_may_alias_p): Do not update stats here.
1543 2019-05-20 Richard Biener <rguenther@suse.de>
1545 * tree-ssa-structalias.c (find_func_aliases): POINTER_DIFF_EXPR
1546 doesn't produce pointers.
1547 {TRUNC,CEIL,FLOOR,ROUND,EXACT}_{DIV,MOD}_EXPR points to what
1548 the first operand points to.
1550 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
1552 * tree-ssa-alias.c (compare_sizes): New function.
1553 (sompare_type_sizes): New function
1554 (aliasing_component_refs_p): Use it.
1555 (indirect_ref_may_alias_decl_p): Likewise.
1557 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1559 * config/i386/sol2.h (CC1_SPEC): Reject -mx32.
1561 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1563 * config/sol2.h (LIBTSAN_EARLY_SPEC): Remove : after %e.
1564 (LIBLSAN_EARLY_SPEC): Likewise.
1565 * config/i386/sol2.h (ASAN_REJECT_SPEC): Likewise.
1567 2019-05-20 Martin Liska <mliska@suse.cz>
1569 * config/i386/i386.c (ix86_libc_has_fast_function):
1570 Add ATTRIBUTE_UNUSED for the argument.
1572 2019-05-20 Richard Biener <rguenther@suse.de>
1574 * gimple-match-head.c: Include vec-perm-indices.h.
1575 * generic-match-head.c: Likewise.
1576 * fold-const.h (fold_vec_perm): Declare when vec-perm-indices.h
1578 * fold-const.c (fold_vec_perm): Export.
1579 (fold_ternary_loc): Move non-constant folding of VEC_PERM_EXPR...
1580 (match.pd): ...here.
1582 2019-05-20 Jakub Jelinek <jakub@redhat.com>
1584 * cfgloop.h (struct loop): Add simdlen member.
1585 * cfgloopmanip.c (copy_loop_info): Copy simdlen as well.
1586 * omp-expand.c (expand_omp_simd): Set it if simdlen clause is present.
1587 * tree-vect-loop.c (vect_analyze_loop): Pass loop->simdlen != 0
1588 as new argument to autovectorize_vector_sizes target hook. If
1589 loop->simdlen, pick up vector size where the vectorization factor
1590 is equal to loop->simd, and if there is none, fall back to the first
1592 (vect_transform_loop): Adjust autovectorize_vector_sizes target hook
1594 * omp-low.c (omp_clause_aligned_alignment): Likewise.
1595 * omp-general.c (omp_max_vf): Likewise.
1596 * optabs-query.c (can_vec_mask_load_store_p): Likewise.
1597 * tree-vect-slp.c (vect_slp_bb): Likewise.
1598 * target.def (autovectorize_vector_sizes): Add ALL argument and
1600 * doc/tm.texi: Adjust documentation.
1601 * targhooks.c (default_autovectorize_vector_sizes): Add bool argument.
1602 * targhooks.h (default_autovectorize_vector_sizes): Likewise.
1603 * config/aarch64/aarch64.c (aarch64_autovectorize_vector_sizes): Add
1605 * config/arc/arc.c (arc_autovectorize_vector_sizes): Likewise.
1606 * config/arm/arm.c (arm_autovectorize_vector_sizes): Likewise.
1607 * config/mips/mips.c (mips_autovectorize_vector_sizes): Likewise.
1608 * config/i386/i386.c (ix86_autovectorize_vector_sizes): Likewise. If
1609 true and TARGET_AVX512F or TARGET_AVX, push 3 or 2 sizes even if
1610 preferred vector size is not 512-bit or 256-bit, just put those
1611 unpreferred ones last.
1613 2019-05-20 Martin Liska <mliska@suse.cz>
1615 * targhooks.c (default_libc_has_fast_function): New function.
1616 * targhooks.h (default_libc_has_fast_function): Likewise.
1618 2019-05-20 Martin Liska <mliska@suse.cz>
1621 * builtins.c (expand_builtin_memory_copy_args): When having a
1622 target with fast mempcpy implementation do now use memcpy.
1623 * config/i386/i386.c (ix86_libc_has_fast_function): New.
1624 (TARGET_LIBC_HAS_FAST_FUNCTION): Likewise.
1625 * doc/tm.texi: Likewise.
1626 * doc/tm.texi.in: Likewise.
1628 * expr.c (emit_block_move_hints): Add 2 new arguments.
1629 * expr.h (emit_block_move_hints): Bail out when libcall
1630 to memcpy would be used.
1632 2019-05-20 Martin Liska <mliska@suse.cz>
1634 * profile-count.c: Add vertical spacing in order
1635 to separate functions.
1636 * profile-count.h: Likewise.
1638 2019-05-20 Martin Liska <mliska@suse.cz>
1640 * profile-count.h: Do not use full qualified
1642 * profile-count.c (profile_count::to_frequency): Likewise.
1644 2019-05-20 Martin Liska <mliska@suse.cz>
1646 * profile-count.h (enum profile_quality): Use capital letters
1647 for enum value names. Use the adjusted names.
1648 * profile-count.c: Use the adjusted names.
1650 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1652 * config/rs6000/constraints.md (define_register_constraint "wH"):
1654 (define_register_constraint "wI"): Delete.
1655 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1656 RS6000_CONSTRAINT_wH and RS6000_CONSTRAINT_wI.
1657 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1658 (rs6000_init_hard_regno_mode_ok): Adjust.
1659 * config/rs6000/rs6000.md: Replace "wH" and "wI" constraints by "v"
1660 resp. "d", or with "wa" as appropriate, all with "p8v".
1661 * config/rs6000/vsx.md: Ditto.
1662 * doc/md.texi (Machine Constraints): Adjust.
1664 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1666 * config/rs6000/constraints.md (define_register_constraint "wy"):
1668 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1669 RS6000_CONSTRAINT_wy.
1670 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1671 (rs6000_init_hard_regno_mode_ok): Adjust.
1672 * config/rs6000/rs6000.md: Replace "wy" constraint by "wa" with "p8v".
1673 Use "<Fisa>" as "isa" in all alternatives that use "<Fv2>".
1674 (define_mode_attr Fisa): New.
1675 * config/rs6000/vsx.md: Replace "wy" constraint by "wa" with "p8v".
1676 * doc/md.texi (Machine Constraints): Adjust.
1678 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1680 * config/rs6000/constraints.md (define_register_constraint "wu"):
1682 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1683 RS6000_CONSTRAINT_wu.
1684 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1685 (rs6000_init_hard_regno_mode_ok): Adjust.
1686 * config/rs6000/rs6000.md: Replace "wu" constraint by "v" or "wa",
1688 (define_mode_attr Fa): Delete.
1689 * config/rs6000/vsx.md: Ditto.
1690 * doc/md.texi (Machine Constraints): Adjust.
1692 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1694 * config/rs6000/constraints.md (define_register_constraint "wJ"):
1696 (define_register_constraint "wK"): Delete.
1697 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1698 RS6000_CONSTRAINT_wJ and RS6000_CONSTRAINT_wK.
1699 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1700 (rs6000_init_hard_regno_mode_ok): Adjust.
1701 * config/rs6000/rs6000.md: Replace "wJ" constraint by "wI" with "p9v".
1702 Replace "wK" constraint by "wH" with "p9v".
1703 * config/rs6000/vsx.md: Ditto.
1704 * doc/md.texi (Machine Constraints): Adjust.
1706 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1708 * config/rs6000/constraints.md (define_register_constraint "wb"):
1710 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1711 RS6000_CONSTRAINT_wb.
1712 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1713 (rs6000_init_hard_regno_mode_ok): Adjust.
1714 * config/rs6000/rs6000.md: Replace "wb" constraint by "v" with "p9v".
1715 * config/rs6000/vsx.md: Ditto.
1716 * doc/md.texi (Machine Constraints): Adjust.
1718 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1720 * config/rs6000/constraints.md (define_register_constraint "wo"):
1722 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1723 RS6000_CONSTRAINT_wo.
1724 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1725 (rs6000_init_hard_regno_mode_ok): Adjust.
1726 * config/rs6000/rs6000.md: Replace "wo" constraint by "wa" with "p9v".
1727 * config/rs6000/altivec.md: Ditto.
1728 * doc/md.texi (Machine Constraints): Adjust.
1730 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
1732 * config/darwin-c.c (darwin_register_objc_includes): Do not
1733 prepend the sysroot when building gnu-runtime header search
1736 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
1738 * config/darwin.c (darwin_file_end): Use switch_to_section ()
1739 instead of direct output of the asm.
1741 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
1743 * config/rs6000/rs6000.c (restore_saved_cr): Change a boolean
1744 argument to be type bool (was int before).
1745 (rs6000_emit_epilogue): Simplify some code. Declare some variables
1746 at first use. Use type bool for some variables. Fix a theoretical
1747 eh_return bug for svr4.
1749 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
1751 * config/rs6000/rs6000.md (isa): New attribute.
1752 (enabled): New attribute.
1754 2019-05-17 Max Filippov <jcmvbkbc@gmail.com>
1756 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Call
1757 assemble_start_function and assemble_end_function.
1759 2019-05-17 Thomas Schwinge <thomas@codesourcery.com>
1762 * omp-general.c (oacc_verify_routine_clauses): Change formal
1763 parameters. Add checking if already marked with an OpenACC
1764 'routine' directive. Adjust all users.
1767 * omp-general.c (oacc_build_routine_dims): Move some of its
1769 (oacc_verify_routine_clauses): ... this new function.
1770 * omp-general.h (oacc_verify_routine_clauses): New prototype.
1772 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
1774 * config/rs6000/rs6000.c (machopic_output_stub): Adjust the
1775 formating of picbase labels to match other ports.
1777 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
1779 * config/rs6000/rs6000.c (macho_branch_islands): Fix bad indent
1780 in the generated code.
1782 2019-05-16 Martin Sebor <msebor@redhat.com>
1784 * builtins.c (expand_builtin_atomic_always_lock_free): Quote
1785 identifiers, keywords, operators, and types in diagnostics. Correct
1786 quoting, spelling, and sentence capitalization issues.
1787 (expand_builtin_atomic_is_lock_free): Same.
1788 (fold_builtin_next_arg): Same.
1789 * cfgexpand.c (expand_one_var): Same.
1790 (tree_conflicts_with_clobbers_p): Same.
1791 (expand_asm_stmt): Same.
1792 (verify_loop_structure): Same.
1793 * cgraphunit.c (process_function_and_variable_attributes): Same.
1794 * collect-utils.c (collect_execute): Same.
1795 * collect2.c (maybe_run_lto_and_relink): Same.
1796 (is_lto_object_file): Same.
1797 (scan_prog_file): Same.
1798 * convert.c (convert_to_real_1): Same.
1799 * dwarf2out.c (dwarf2out_begin_prologue): Same.
1800 * except.c (verify_eh_tree): Same.
1801 * gcc.c (execute): Same.
1802 (eval_spec_function): Same.
1803 (run_attempt): Same.
1804 (driver::set_up_specs): Same.
1805 (compare_debug_auxbase_opt_spec_function): Same.
1806 * gcov-tool.c (unlink_gcda_file): Same.
1809 * gcse.c (gcse_or_cprop_is_too_expensive): Same.
1810 * gimplify.c (gimplify_asm_expr): Same.
1811 (gimplify_adjust_omp_clauses): Same.
1812 * hsa-gen.c (gen_hsa_addr_insns): Same.
1813 (gen_hsa_insns_for_load): Same.
1814 (gen_hsa_cmp_insn_from_gimple): Same.
1815 (gen_hsa_insns_for_operation_assignment): Same.
1816 (gen_get_level): Same.
1817 (gen_hsa_alloca): Same.
1818 (omp_simple_builtin::generate): Same.
1819 (gen_hsa_atomic_for_builtin): Same.
1820 (gen_hsa_insns_for_call): Same.
1821 * input.c (dump_location_info): Same.
1822 * ipa-devirt.c (compare_virtual_tables): Same.
1823 * ira.c (ira_setup_eliminable_regset): Same.
1824 * lra-assigns.c (lra_assign): Same.
1825 * lra-constraints.c (lra_constraints): Same.
1826 * lto-streamer-in.c (lto_input_mode_table): Same.
1827 * lto-wrapper.c (get_options_from_collect_gcc_options): Same.
1828 (merge_and_complain): Same.
1829 (compile_offload_image): Same.
1830 (compile_images_for_offload_targets): Same.
1831 (debug_objcopy): Same.
1834 * opts.c (print_specific_help): Same.
1835 (parse_no_sanitize_attribute): Same.
1837 (handle_param): Same.
1838 * plugin.c (add_new_plugin): Same.
1839 (parse_plugin_arg_opt): Same.
1840 (try_init_one_plugin): Same.
1841 * print-rtl.c (debug_bb_n_slim): Quote identifiers, keywords,
1842 operators, and types in diagnostics. Correct quoting and spelling
1844 * read-rtl-function.c (parse_edge_flag_token): Same.
1845 (function_reader::parse_enum_value): Same.
1846 * reg-stack.c (check_asm_stack_operands): Same.
1847 * regcprop.c (validate_value_data): Same.
1848 * sched-rgn.c (make_pass_sched_fusion): Same.
1849 * stmt.c (check_unique_operand_names): Same.
1850 * targhooks.c (default_target_option_pragma_parse): Same.
1851 * tlink.c (recompile_files): Same.
1852 * toplev.c (process_options): Same.
1854 * trans-mem.c (diagnose_tm_1): Same.
1855 (ipa_tm_scan_irr_block): Same.
1856 (ipa_tm_diagnose_transaction): Same.
1857 * tree-cfg.c (verify_address): Same. Use get_tree_code_name to
1858 format a tree code name in a diagnostic.
1859 (verify_types_in_gimple_min_lval): Same.
1860 (verify_types_in_gimple_reference): Same.
1861 (verify_gimple_call): Same.
1862 (verify_gimple_assign_unary): Same.
1863 (verify_gimple_assign_binary): Same.
1864 (verify_gimple_assign_ternary): Same.
1865 (verify_gimple_assign_single): Same.
1866 (verify_gimple_switch): Same.
1867 (verify_gimple_label): Same.
1868 (verify_gimple_phi): Same.
1869 (verify_gimple_in_seq): Same.
1870 (verify_eh_throw_stmt_node): Same.
1871 (collect_subblocks): Same.
1872 (gimple_verify_flow_info): Same.
1873 (do_warn_unused_result): Same.
1874 * tree-inline.c (expand_call_inline): Same.
1875 * tree-into-ssa.c (update_ssa): Same.
1876 * tree.c (tree_int_cst_elt_check_failed): Same.
1877 (tree_vec_elt_check_failed): Same.
1878 (omp_clause_operand_check_failed): Same.
1879 (verify_type_variant): Same.
1880 (verify_type): Same.
1881 * value-prof.c (verify_histograms): Same.
1882 * varasm.c (assemble_start_function): Same.
1884 2019-05-16 Martin Sebor <msebor@redhat.com>
1886 * config/i386/i386-expand.c (get_element_number): Quote keywords
1887 and other internal names in diagnostics. Adjust other diagnostic
1888 formatting issues noted by -Wformat-diag.
1889 * config/i386/i386-features.c
1890 (ix86_mangle_function_version_assembler_name): Same.
1891 * config/i386/i386-options.c (ix86_handle_abi_attribute): Same.
1892 * config/i386/i386.c (ix86_function_type_abi): Same.
1893 (ix86_function_ms_hook_prologue): Same.
1894 (classify_argument): Same.
1895 (ix86_expand_prologue): Same.
1896 (ix86_md_asm_adjust): Same.
1897 (ix86_memmodel_check): Same.
1899 2019-05-17 Dragan Mladjenovic <dmladjenovic@wavecomp.com>
1901 * config/mips/mips.c (mips_dwarf_frame_reg_mode): Replace
1902 TARGET_FLOAT64 with !TARGET_FLOAT32, thus handling both fp64
1905 2019-05-17 H.J. Lu <hongjiu.lu@intel.com>
1908 * config/i386/i386-expand.c (ix86_expand_builtin): Enable MMX
1909 intrinsics without SSE/SSE2/SSSE3.
1910 * config/i386/mmx.md (mmx_uavgv8qi3): Restore TARGET_3DNOW
1912 (*mmx_uavgv8qi3): Likewise.
1914 2019-05-17 Richard Biener <rguenther@suse.de>
1916 * gimple-pretty-print.c (dump_ternary_rhs): Handle dumping
1917 VEC_PERM_EXPR as __VEC_PERM with -gimple.
1919 2019-05-17 Andreas Krebbel <krebbel@linux.ibm.com>
1921 * config/s390/s390-builtins.def (s390_vec_sldw_*): Use the
1922 vec_sldw insn pattern.
1924 2019-05-17 Richard Biener <rguenther@suse.de>
1926 * ccmp.c (expand_ccmp_expr_1): Do not use gimple_assign_rhs_to_tree.
1928 2019-05-17 Martin Liska <mliska@suse.cz>
1931 * toplev.c (output_stack_usage): With LTO and sanitizer it
1932 happens that a global ctor (_GLOBAL__sub_I_00099_0_main)
1933 has no file location.
1935 2019-05-16 Jakub Jelinek <jakub@redhat.com>
1938 * tree-ssa-scopedtables.c (equal_mem_array_ref_p): Don't assert that
1939 sz0 is equal to sz1, instead return false in that case.
1941 * omp-low.c (lower_rec_input_clauses): If OMP_CLAUSE_IF
1942 has non-constant expression, force sctx.lane and use two
1943 argument IFN_GOMP_SIMD_LANE instead of single argument.
1944 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't DCE
1945 two argument IFN_GOMP_SIMD_LANE without lhs.
1946 * tree-vectorizer.h (struct _loop_vec_info): Add simd_if_cond
1948 (LOOP_VINFO_SIMD_IF_COND, LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND):
1950 (LOOP_REQUIRES_VERSIONING): Or in
1951 LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND.
1952 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize
1954 (vect_analyze_loop_2): Punt if LOOP_VINFO_SIMD_IF_COND is constant 0.
1955 * tree-vect-loop-manip.c (vect_loop_versioning): Add runtime check
1956 from simd if clause if needed.
1958 2019-05-16 Richard Biener <rguenther@suse.de>
1960 * tree-affine.c (expr_to_aff_combination): New function split
1962 (tree_to_aff_combination): ... here.
1963 (aff_combination_expand): Avoid building a GENERIC tree.
1965 2019-05-16 Max Filippov <jcmvbkbc@gmail.com>
1967 * cgraphunit.c (cgraph_node::expand_thunk): Remove
1968 assemble_start_function and assemble_end_function calls.
1969 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Call
1970 assemble_start_function and assemble_end_function.
1971 * config/arc/arc.c (arc_output_mi_thunk): Likewise.
1972 * config/arm/arm.c (arm_output_mi_thunk): Likewise.
1973 * config/bfin/bfin.c (bfin_output_mi_thunk): Likewise.
1974 * config/c6x/c6x.c (c6x_output_mi_thunk): Likewise.
1975 * config/cris/cris.c (cris_asm_output_mi_thunk): Likewise.
1976 * config/csky/csky.c (csky_output_mi_thunk): Likewise.
1977 * config/epiphany/epiphany.c (epiphany_output_mi_thunk): Likewise.
1978 * config/frv/frv.c (frv_asm_output_mi_thunk): Likewise.
1979 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
1980 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
1981 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
1982 * config/microblaze/microblaze.c (microblaze_asm_output_mi_thunk):
1984 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
1985 * config/mmix/mmix.c (mmix_asm_output_mi_thunk): Likewise.
1986 * config/mn10300/mn10300.c (mn10300_asm_output_mi_thunk): Likewise.
1987 * config/nds32/nds32.c (nds32_asm_output_mi_thunk): Likewise.
1988 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
1989 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
1990 * config/pa/pa.c (pa_asm_output_mi_thunk): Likewise.
1991 * config/riscv/riscv.c (riscv_output_mi_thunk): Likewise.
1992 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
1993 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
1994 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
1995 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1996 * config/spu/spu.c (spu_output_mi_thunk): Likewise.
1997 * config/stormy16/stormy16.c (xstormy16_asm_output_mi_thunk):
1999 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
2000 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
2001 * config/vax/vax.c (vax_output_mi_thunk): Likewise.
2003 2019-05-16 Jan Hubicka <hubicka@ucw.cz>
2005 * tree-ssa-alias.c (alias_stats): Add
2006 aliasing_component_refs_p_may_alias and
2007 aliasing_component_refs_p_no_alias.
2008 (dump_alias_stats): Print aliasing_component_refs_p stats.
2009 (aliasing_component_refs_p): Update stats.
2011 2019-05-16 Martin Liska <mliska@suse.cz>
2014 * multiple_target.c (expand_target_clones): Do not allow
2015 target_clones being used with a symbol that is an alias.
2017 2019-05-16 Vladislav Ivanishin <vlad@ispras.ru>
2019 PR tree-optimization/90394
2020 * tree-ssa-uninit.c (is_pred_expr_subset_of): Potentially give false
2021 positives rather than ICE for cases where (code2 == NE_EXPR
2022 && code1 == BIT_AND_EXPR).
2024 2019-05-16 Jakub Jelinek <jakub@redhat.com>
2027 * tree-core.h (struct tree_decl_common): Document
2028 decl_nonshareable_flag for PARM_DECLs.
2029 * tree.h (DECL_HIDDEN_STRING_LENGTH): Define.
2030 * calls.c (expand_call): Don't try tail call if caller
2031 has any DECL_HIDDEN_STRING_LENGTH PARM_DECLs that are or might be
2032 passed on the stack and callee needs to pass any arguments on the
2034 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
2035 else if instead of series of mutually exclusive ifs. Handle
2036 DECL_HIDDEN_STRING_LENGTH for PARM_DECLs.
2037 * tree-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
2039 * lto-streamer.h (LTO_major_version): Bump to 9.
2041 2019-05-16 Jun Ma <JunMa@linux.alibaba.com>
2043 PR tree-optimization/90106
2044 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds): Add
2045 new parameter as new internal function call, also move it to new
2047 (use_internal_fn): Pass internal function call to
2048 shrink_wrap_one_built_in_call_with_conds.
2050 2019-05-15 Jakub Jelinek <jakub@redhat.com>
2052 * omp-low.c (lower_rec_input_clauses): For if (0) or simdlen (1) set
2054 * omp-expand.c (expand_omp_simd): For if (0) or simdlen (1) clear
2055 safelen_int and set loop->dont_vectorize.
2057 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2060 * config/i386/i386-builtin.def: Enable MMX intrinsics with
2062 * config/i386/i386-builtins.c (ix86_init_mmx_sse_builtins):
2064 * config/i386/i386-expand.c (ix86_expand_builtin): Allow
2065 SSE/SSE2/SSSE3 to emulate MMX intrinsics with TARGET_MMX_WITH_SSE.
2066 * config/i386/mmintrin.h: Only require SSE2 if __MMX_WITH_SSE__
2069 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2072 * config/i386/mmx.md (*vec_dupv2sf): Changed to
2073 define_insn_and_split to support SSE emulation.
2074 (*vec_extractv2sf_0): Likewise.
2075 (*vec_extractv2sf_1): Likewise.
2076 (*vec_extractv2si_0): Likewise.
2077 (*vec_extractv2si_1): Likewise.
2078 (*vec_extractv2si_zext_mem): Likewise.
2079 (vec_setv2sf): Also allow TARGET_MMX_WITH_SSE.
2080 (vec_extractv2sf_1 splitter): Likewise.
2081 (vec_extractv2sfsf): Likewise.
2082 (vec_setv2si): Likewise.
2083 (vec_extractv2si_1 splitter): Likewise.
2084 (vec_extractv2sisi): Likewise.
2085 (vec_setv4hi): Likewise.
2086 (vec_extractv4hihi): Likewise.
2087 (vec_setv8qi): Likewise.
2088 (vec_extractv8qiqi): Likewise.
2089 (vec_extractv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
2090 TARGET_MMX_WITH_SSE ix86_expand_vector_extract.
2091 (vec_extractv2sisi): Likewise.
2092 (vec_extractv4hihi): Likewise.
2093 (vec_extractv8qiqi): Likewise.
2094 (vec_initv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
2095 TARGET_MMX_WITH_SSE to ix86_expand_vector_init.
2096 (vec_initv2sisi): Likewise.
2097 (vec_initv4hihi): Likewise.
2098 (vec_initv8qiqi): Likewise.
2099 (vec_setv2si): Also allow TARGET_MMX_WITH_SSE. Pass
2100 TARGET_MMX_WITH_SSE to ix86_expand_vector_set.
2101 (vec_setv4hi): Likewise.
2102 (vec_setv8qi): Likewise.
2104 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2107 * config/i386/mmx.md (MMXMODE:mov<mode>): Also allow
2108 TARGET_MMX_WITH_SSE.
2109 (MMXMODE:*mov<mode>_internal): Likewise.
2110 (MMXMODE:movmisalign<mode>): Likewise.
2112 2019-05-15 Uroš Bizjak <ubizjak@gmail.com>
2115 * config/i386/i386.md (*zero_extendsidi2): Add mmx_isa attribute.
2116 * config/i386/sse.md (sse2_cvtpi2pd): Ditto.
2117 (sse2_cvtpd2pi): Ditto.
2118 (sse2_cvttpd2pi): Ditto.
2119 (*vec_concatv2sf_sse4_1): Ditto.
2120 (*vec_concatv2sf_sse): Ditto.
2121 (*vec_concatv2si_sse4_1): Ditto.
2122 (*vec_concatv2si): Ditto.
2123 (*vec_concatv4si_0): Ditto.
2124 (*vec_concatv2di_0): Ditto.
2126 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2129 * config/i386/sse.md (abs<mode>2): Add SSE emulation.
2131 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2134 * config/i386/sse.md (ssse3_palignrdi): Changed to
2135 define_insn_and_split to support SSE emulation.
2137 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2140 * config/i386/sse.md (ssse3_psign<mode>3): Add SSE emulation.
2142 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2145 * config/i386/sse.md (ssse3_pshufbv8qi3): Changed to
2146 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
2149 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2152 * config/i386/sse.md (ssse3_pmulhrswv4hi3): Require TARGET_MMX
2153 or TARGET_MMX_WITH_SSE.
2154 (*ssse3_pmulhrswv4hi3): Add SSE emulation.
2156 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2159 * config/i386/sse.md (ssse3_pmaddubsw): Add SSE emulation.
2161 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2164 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>dv2si3):
2165 Changed to define_insn_and_split to support SSE emulation.
2167 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2170 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>wv4hi3):
2171 Changed to define_insn_and_split to support SSE emulation.
2173 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2176 * config/i386/mmx.md (mmx_<emms>): Renamed to ...
2177 (*mmx_<emms>): This.
2178 (mmx_<emms>): New expander.
2180 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2183 * config/i386/mmx.md (sse2_umulv1siv1di3): Add SSE emulation
2185 (*sse2_umulv1siv1di3): Add SSE2 emulation.
2187 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2190 * config/i386/mmx.md (sse_movntq): Add SSE2 emulation.
2192 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2195 * config/i386/mmx.md (mmx_psadbw): Add SSE emulation.
2197 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2200 * config/i386/mmx.md (mmx_uavgv4hi3): Also check TARGET_MMX and
2201 TARGET_MMX_WITH_SSE.
2202 (*mmx_uavgv4hi3): Add SSE emulation.
2204 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2207 * config/i386/mmx.md (mmx_uavgv8qi3): Also check TARGET_MMX
2208 and TARGET_MMX_WITH_SSE.
2209 (*mmx_uavgv8qi3): Add SSE emulation.
2211 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2214 * config/i386/xmmintrin.h: Emulate MMX maskmovq with SSE2
2215 maskmovdqu for __MMX_WITH_SSE__.
2217 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2220 * config/i386/mmx.md (mmx_umulv4hi3_highpart): Also check
2221 TARGET_MMX and TARGET_MMX_WITH_SSE.
2222 (*mmx_umulv4hi3_highpart): Add SSE emulation.
2224 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2227 * config/i386/mmx.md (mmx_pmovmskb): Changed to
2228 define_insn_and_split to support SSE emulation.
2230 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2233 * config/i386/mmx.md (mmx_<code>v4hi3): Also check TARGET_MMX
2234 and TARGET_MMX_WITH_SSE.
2235 (mmx_<code>v8qi3): Likewise.
2236 (smaxmin:<code>v4hi3): New.
2237 (umaxmin:<code>v8qi3): Likewise.
2238 (smaxmin:*mmx_<code>v4hi3): Add SSE emulation.
2239 (umaxmin:*mmx_<code>v8qi3): Likewise.
2241 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2244 * config/i386/mmx.md (mmx_pinsrw): Also check TARGET_MMX and
2245 TARGET_MMX_WITH_SSE.
2246 (*mmx_pinsrw): Add SSE emulation.
2248 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2251 * config/i386/mmx.md (mmx_pextrw): Add SSE emulation.
2253 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2256 * config/i386/sse.md (sse_cvtpi2ps): Changed to
2257 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
2260 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2263 * config/i386/sse.md (sse_cvtps2pi): Add SSE emulation.
2264 (sse_cvttps2pi): Likewise.
2266 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2269 * config/i386/mmx.md (mmx_pshufw): Also check TARGET_MMX and
2270 TARGET_MMX_WITH_SSE.
2271 (mmx_pshufw_1): Add SSE emulation.
2272 (*vec_dupv4hi): Changed to define_insn_and_split and also allow
2273 TARGET_MMX_WITH_SSE to support SSE emulation.
2275 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2278 * config/i386/constraints.md (Yw): New constraint.
2279 * config/i386/mmx.md (*vec_dupv2si): Changed to
2280 define_insn_and_split and also allow TARGET_MMX_WITH_SSE to
2281 support SSE emulation.
2283 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2286 * config/i386/mmx.md (mmx_eq<mode>3): Also allow
2287 TARGET_MMX_WITH_SSE.
2288 (*mmx_eq<mode>3): Also allow TARGET_MMX_WITH_SSE. Add SSE
2290 (mmx_gt<mode>3): Likewise.
2292 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2295 * config/i386/mmx.md (mmx_andnot<mode>3): Also allow
2296 TARGET_MMX_WITH_SSE. Add SSE support.
2298 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2301 * config/i386/mmx.md (any_logic:mmx_<code><mode>3): Also allow
2302 TARGET_MMX_WITH_SSE.
2303 (any_logic:<code><mode>3): New.
2304 (any_logic:*mmx_<code><mode>3): Also allow TARGET_MMX_WITH_SSE.
2307 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2310 * config/i386/mmx.md (mmx_ashr<mode>3): Also allow
2311 TARGET_MMX_WITH_SSE. Add SSE emulation.
2312 (mmx_<shift_insn><mode>3): Likewise.
2314 (<shift_insn><mode>3): Likewise.
2316 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2319 * config/i386/mmx.md (mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE.
2320 (*mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE. Add SSE support.
2322 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2325 * config/i386/mmx.md (mmx_smulv4hi3_highpart): Also allow
2326 TARGET_MMX_WITH_SSE.
2327 (*mmx_smulv4hi3_highpart): Also allow TARGET_MMX_WITH_SSE. Add
2330 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2333 * config/i386/mmx.md (mmx_mulv4hi3): Also allow
2334 TARGET_MMX_WITH_SSE.
2336 (*mmx_mulv4hi3): Also allow TARGET_MMX_WITH_SSE. Add SSE
2339 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2342 * config/i386/mmx.md (MMXMODEI8): Require TARGET_SSE2 for V1DI.
2343 (plusminus:mmx_<plusminus_insn><mode>3): Check
2344 TARGET_MMX_WITH_SSE.
2345 (sat_plusminus:mmx_<plusminus_insn><mode>3): Likewise.
2346 (<plusminus_insn><mode>3): New.
2347 (*mmx_<plusminus_insn><mode>3): Add SSE emulation.
2348 (*mmx_<plusminus_insn><mode>3): Likewise.
2350 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2353 * config/i386/i386-expand.c (ix86_split_mmx_punpck): New function.
2354 * config/i386/i386-protos.h (ix86_split_mmx_punpck): New
2356 * config/i386/mmx.m (mmx_punpckhbw): Changed to
2357 define_insn_and_split to support SSE emulation.
2358 (mmx_punpcklbw): Likewise.
2359 (mmx_punpckhwd): Likewise.
2360 (mmx_punpcklwd): Likewise.
2361 (mmx_punpckhdq): Likewise.
2362 (mmx_punpckldq): Likewise.
2364 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2365 Uros Bizjak <ubizjak@gmail.com>
2368 * config/i386/i386-expand.c (ix86_move_vector_high_sse_to_mmx):
2370 (ix86_split_mmx_pack): Likewise.
2371 * config/i386/i386-protos.h (ix86_move_vector_high_sse_to_mmx):
2373 (ix86_split_mmx_pack): Likewise.
2374 * config/i386/i386.md (mmx_isa): New.
2375 (enabled): Also check mmx_isa.
2376 * config/i386/mmx.md (any_s_truncate): New code iterator.
2377 (s_trunsuffix): New code attr.
2378 (mmx_packsswb): Removed.
2379 (mmx_packssdw): Likewise.
2380 (mmx_packuswb): Likewise.
2381 (mmx_pack<s_trunsuffix>swb): New define_insn_and_split to emulate
2382 MMX packsswb/packuswb with SSE2.
2383 (mmx_packssdw): Likewise.
2384 * config/i386/predicates.md (register_mmxmem_operand): New.
2386 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2389 * config/i386/i386-c.c (ix86_target_macros_internal): Define
2390 __MMX_WITH_SSE__ for TARGET_MMX_WITH_SSE.
2391 * config/i386/i386.c (ix86_set_reg_reg_cost): Add support for
2392 TARGET_MMX_WITH_SSE with VALID_MMX_REG_MODE.
2393 (ix86_vector_mode_supported_p): Likewise.
2394 * config/i386/i386.h (TARGET_MMX_WITH_SSE): New.
2396 2019-05-15 Martin Liska <mliska@suse.cz>
2399 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
2402 2019-05-15 Richard Biener <rguenther@suse.de>
2404 * tree-into-ssa.c (pass_build_ssa::execute): Run
2405 update_address_taken before going into SSA.
2407 2019-05-15 Richard Biener <rguenther@suse.de>
2409 * tree-pretty-print.c (dump_generic_node): Dump BIT_FIELD_REF
2410 as __BIT_FIELD_REF with type with -gimple.
2412 2019-05-15 Vladislav Ivanishin <vlad@ispras.ru>
2414 * tree-ssa-uninit.c (is_value_included_in): Remove is_unsigned and merge
2415 semantically equivalent branches (left over after prior refactorings).
2417 2019-05-15 Richard Biener <rguenther@suse.de>
2419 PR tree-optimization/88828
2420 * tree-ssa-forwprop.c (simplify_vector_constructor): Fix
2423 2019-05-14 Richard Biener <rguenther@suse.de>
2425 * tree-pretty-print.c (dump_generic_node): Dump VIEW_CONVERT_EXPR
2426 as __VIEW_CONVERT with -gimple.
2428 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
2431 * config/i386/darwin.h (CC1_SPEC): Report -mx32 as an error for
2434 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
2436 * config/rs6000/rs6000.md (eh_set_lr_<mode>): Merge with following
2437 define_split to become a define_insn_and_split.
2439 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
2441 * config/rs6000/rs6000-protos.h (rs6000_emit_epilogue): Change
2443 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Change arguments.
2444 * config/rs6000/rs6000.md (epilogue_type): New define_enum.
2445 (sibcall_epilogue): Adjust.
2448 2019-05-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2450 * config.gcc: Move *-*-solaris2.10* from obsolete configurations
2451 to unsupported ones.
2452 Simplify x86_64-*-solaris2.1[0-9]* to x86_64-*-solaris2*.
2453 * config.host: Likewise.
2454 * config/i386/sol2.h (ASM_COMMENT_START): Remove.
2455 * config/sparc/driver-sparc.c (host_detect_local_cpu) [__sun__ &&
2456 __svr4__]: Remove "brand" fallback.
2457 [!KSTAT_DATA_STRING]: Remove.
2458 * configure.ac (gcc_cv_ld_hidden): Simplify *-*-solaris2.1[0-9]*
2460 (comdat_group): Likewise.
2461 (set_have_as_tls): Likewise.
2462 (gcc_cv_target_dl_iterate_phdr): Likewise.
2463 (gcc_cv_as_shf_merge): Remove Solaris 10/x86 workaround.
2464 (gcc_cv_ld_aligned_shf_merge): Remove Solaris 10/SPARC workaround.
2465 * configure: Regenerate.
2466 * doc/install.texi: Simplify Solaris target triplets.
2467 (Specific, i?86-*-solaris2*): Remove Solaris 10 references.
2468 (Specific, *-*-solaris2*): Document Solaris 10 removal.
2469 Remove Solaris 10 references.
2470 Remove obsolete Solaris bug reference.
2471 (Specific, sparc-sun-solaris2.10): Remove.
2473 2019-05-14 Uroš Bizjak <ubizjak@gmail.com>
2475 * config/i386/i386.md (any_div): New code iterator.
2476 (paired_mod): New code attribute.
2477 (sgnprefix): Handle DIV and UDIV RTXes.
2479 (<u>divmod<mode>4): Macroize expander from divmod<mode>4
2480 and udivmod<mode>4 patterns using any_div code iterator.
2481 (divmod splitters): Macroize splitters using any_div code iterator.
2482 (*udivmodsi4_pow2_zext_1): Use exactl_log2 in insn condition.
2483 (*udivmodsi4_pow2_zext_2): Ditto.
2484 (*<u>divmod<mode>4_noext): Macroize insn from *divmod<mode>4_noext
2485 and *udivmod<mode>4_noext patterns using any_div code iterator.
2486 (*<u>divmod<mode>4_noext_zext_1): Macroize insn from
2487 *divmod<mode>4_noext_zext_1 and *udivmod<mode>4_noext_zext_1
2488 patterns using any_div code iterator.
2489 (*<u>divmod<mode>4_noext_zext_2): Macroize insn from
2490 *divmod<mode>4_noext_zext_2 and *udivmod<mode>4_noext_zext_2
2491 patterns using any_div code iterator.
2492 (<u>divmodhiqi3): Macroize insn from divmodhiqi3 and
2493 udivmodhiqi3 patterns using any_extend code iterator.
2495 2019-05-14 Richard Biener <rguenther@suse.de>
2496 H.J. Lu <hongjiu.lu@intel.com>
2498 PR tree-optimization/88828
2499 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
2500 permuting in a single non-constant element not extracted
2503 2019-05-14 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
2505 * internal-fn.def (SIGNBIT): New.
2506 * config/aarch64/aarch64-simd.md (signbitv2sf2): New expand
2508 (signbitv4sf2): Likewise.
2510 2019-05-14 Chenghua Xu <paul.hua.gm@gmail.com>
2513 * config/mips/mips.c (mips_split_move): Skip forward SRC into
2514 next insn when the SRC reg is dead.
2516 2019-05-14 Bin Cheng <bin.cheng@linux.alibaba.com>
2518 * gimple-ssa-strength-reduction.c (lookup_cand): Adjust index by 1.
2519 (alloc_cand_and_find_basis): Ditto.
2520 (backtrace_base_for_ref, create_mul_ssa_cand): Remove if-then-else.
2521 (create_mul_imm_cand, create_add_ssa_cand): Ditto.
2522 (create_add_imm_cand, slsr_process_cast): Ditto.
2523 (slsr_process_copy, replace_mult_candidate): Ditto.
2524 (replace_rhs_if_not_dup, replace_one_candidate): Ditto.
2525 (dump_cand_vec, analyze_candidates_and_replace): Skip NULL element.
2526 (pass_strength_reduction::execute): Init the first NULL element.
2528 2019-05-13 Nathan Sidwell <nathan@acm.org>
2530 * gcc.c (execute): Simplify cond-expr into if. Reformat comment.
2531 (run_attempt): Reformat line break.
2533 2019-05-13 David Edelsohn <dje.gcc@gmail.com>
2536 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Don't load EH
2537 data registers in sibcall epilogues.
2538 Don't add EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
2540 2019-05-13 Uroš Bizjak <ubizjak@gmail.com>
2543 * configure.ac (--enable-frame-pointer):
2544 Disable by default for cygwin and mingw.
2545 * configure: Regenerate.
2547 2019-05-13 Nathan Sidwell <nathan@acm.org>
2549 * dwarf2out.c (breakout_comdat_types): Move comment to correct
2551 (const_ok_for_output_1): Balance parens around #if/#else/#endif
2552 (gen_member_die): Move abstract origin check earlier. Only VARs
2553 can be static_inline_p. Simplify splicing control flow.
2555 2019-05-13 Richard Biener <rguenther@suse.de>
2557 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle
2559 (vect_build_slp_tree_1): Likewise.
2561 2019-05-13 Richard Biener <rguenther@suse.de>
2563 PR tree-optimization/90402
2564 * tree-if-conv.c (tree_if_conversion): Value number only
2565 the loop body by making the latch an exit of the region
2567 * tree-ssa-sccvn.c (process_bb): Add flag whether to skip
2569 (do_rpo_vn): Deal with multiple edges into the entry block
2570 that are not backedges inside the region by skipping PHIs
2573 2019-05-13 Richard Biener <rguenther@suse.de>
2575 PR tree-optimization/90316
2576 * tree-ssa-pre.c (insert_aux): Fold into ...
2577 (insert): ... this function. Use a RPO walk to reduce the
2578 number of required iterations.
2580 2019-05-13 Martin Liska <mliska@suse.cz>
2582 PR tree-optimization/90416
2583 * tree-vect-stmts.c (vect_check_load_store_mask): Concatenate
2584 string instead of passing the second part as va_arg argument.
2586 2019-05-13 Martin Liska <mliska@suse.cz>
2588 PR gcov-profile/90380
2589 * gcov.c (handle_cycle): Do not support zero cycle count,
2590 it should not be possible.
2591 (path_contains_zero_cycle_arc): New function.
2592 (circuit): Ignore zero cycle arc counts.
2594 2019-05-13 Martin Liska <mliska@suse.cz>
2596 PR gcov-profile/90380
2597 * gcov.c (enum loop_type): Remove the enum and
2599 (handle_cycle): Assert that we should not reach
2601 (circuit): Use loop_found instead of a tri-state loop_type.
2602 (get_cycles_count): Do not handle NEGATIVE_LOOP as it can't
2605 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
2608 * config/i386/i386.c (ix86_output_jmp_thunk_or_indirect): New.
2609 (ix86_output_indirect_branch_via_reg): Use output mechanism
2610 accounting for __USER_LABEL_PREFIX__.
2611 (ix86_output_indirect_branch_via_push): Likewise.
2612 (ix86_output_function_return): Likewise.
2613 (ix86_output_indirect_function_return): Likewise.
2615 2019-05-12 Richard Sandiford <richard.sandiford@arm.com>
2617 * doc/md.texi: Document use of code attributes in rtx patterns.
2618 * read-md.h (rtx_reader::rtx_alloc_for_name): New member function.
2619 * read-rtl.c (find_code): Split out search loops into...
2620 (maybe_find_code): ...this new function.
2621 (check_code_iterator): Make the error message more informative.
2622 (check_code_attribute): New function.
2623 (rtx_reader::rtx_alloc_for_name): Likewise.
2624 (rtx_reader::read_rtx_code): Use rtx_alloc_for_name.
2625 * config/aarch64/predicates.md (aarch64_smin, aarch64_umin): Delete.
2626 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Use
2627 <max_opp> directly as an rtx code instead of via a match_operator.
2628 * config/aarch64/aarch64-sve.md (aarch64_<su>abd<mode>_3): Likewise.
2629 (<su>abd<mode>_3): Update accordingly.
2631 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
2633 * config/rs6000/rs6000.c (debug_stack_info): When -mdebug=stack
2634 is given, print the state of the EH "save world" computation for
2637 2019-05-11 Jakub Jelinek <jakub@redhat.com>
2640 * config/aarch64/aarch64.c (aarch64_expand_epilogue): Don't add
2641 EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
2643 2019-05-11 Uroš Bizjak <ubizjak@gmail.com>
2645 * config/i386/i386.md (floatdi<X87MODEF:mode>2_i387_with_xmm):
2646 Use pinsrd for TARGET_SSE4_1.
2647 * config/i386/sse.md (movdi_to_sse): Ditto.
2649 2019-05-10 Richard Biener <rguenther@suse.de>
2651 * tree-ssa-sccvn.c (visit_reference_op_call): Initialize value-id.
2652 (do_rpo_vn): Initialize next_value_id.
2654 2019-05-10 Martin Liska <mliska@suse.cz>
2656 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
2659 2019-05-10 Jakub Jelinek <jakub@redhat.com>
2661 PR tree-optimization/90385
2662 * tree-parloops.c (try_create_reduction_list): Punt on non-SSA_NAME
2663 arguments of the exit phis.
2666 * tree-inline.h (struct copy_body_data): Add do_not_fold member.
2667 * tree-inline.c (remap_gimple_op_r): Avoid folding expressions if
2669 (copy_tree_body_r): Likewise.
2670 (copy_fn): Set id.do_not_fold to true.
2672 2019-05-10 Martin Liska <mliska@suse.cz>
2674 * config/i386/i386-expand.c (ix86_expand_floorceildf_32):
2675 Reapply changes from r269790.
2677 2019-05-10 Martin Liska <mliska@suse.cz>
2680 * doc/invoke.texi: New params.
2681 * params.def (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SIZE): New.
2682 (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SPEED): Likewise.
2683 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
2685 * tree-switch-conversion.h (struct jump_table_cluster):
2688 2019-05-09 Segher Boessenkool <segher@kernel.crashing.org>
2690 * combine.c (combine_simplify_rtx): Don't make IF_THEN_ELSE RTL.
2692 2019-05-09 Bill Schmidt <wschmidt@linux.ibm.com>
2694 * doc/loop.texi: Remove reference to FOR_EACH_LOOP_BREAK.
2696 2019-05-09 Alexander Monakov <amonakov@ispras.ru>
2698 PR rtl-optimization/88879
2699 * sel-sched.c (sel_target_adjust_priority): Remove assert.
2701 2019-05-09 Richard Earnshaw <rearnsha@arm.com>
2704 * config/arm/arm.c (callee_saved_reg_p): Move before
2705 thumb_find_work_register.
2706 (thumb1_prologue_unused_call_clobbered_lo_regs): Move before
2707 thumb_find_work_register. Only call df_get_live_out once.
2708 (thumb1_epilogue_unused_call_clobbered_lo_regs): Likewise.
2709 (thumb_find_work_register): Use
2710 thumb1_prologue_unused_call_clobbered_lo_regs instead of ad hoc
2711 algorithms to locate a spare call clobbered reg.
2713 2019-05-09 Martin Liska <mliska@suse.cz>
2715 * gimple-pretty-print.c (dump_binary_rhs): Dump MIN_EXPR
2716 and MAX_EXPR in GIMPLE FE format.
2718 2019-05-09 Martin Liska <mliska@suse.cz>
2720 * tree-cfg.c (dump_function_to_file): Dump entry BB count.
2721 * gimple-pretty-print.c (dump_gimple_bb_header):
2723 (pp_cfg_jump): Dump edge probability.
2724 * profile-count.c (profile_quality_as_string): Simplify
2725 with a static array.
2726 (parse_profile_quality): New function.
2727 (profile_count::dump): Simplify with a static array.
2728 (profile_count::from_gcov_type): Add new argument.
2729 * profile-count.h (parse_profile_quality): Likewise.
2730 * predict.h (set_hot_bb_threshold): New.
2731 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
2733 * predict.c (get_hot_bb_threshold): Set from the new param.
2734 (set_hot_bb_threshold): New.
2736 2019-05-09 Richard Biener <rguenther@suse.de>
2738 PR tree-optimization/90395
2739 * tree-ssa-forwprop.c (pass_forwprop::execute): Do not
2740 rewrite vector stores that throw internally.
2742 2019-05-09 Thomas Schwinge <thomas@codesourcery.com>
2744 * cif-code.def (CHKP): Remove.
2747 * configure.ac (--enable-frame-pointer): Disable by default for
2749 * configure: Regenerate.
2751 2019-05-09 Alan Modra <amodra@gmail.com>
2754 * config/rs6000/rs6000.h (enum reg_class, REG_CLASS_NAMES),
2755 (REG_CLASS_CONTENTS): Add GEN_OR_VSX_REGS class.
2756 * config/rs6000/rs6000.c (rs6000_register_move_cost): Correct
2757 cost for general <-> vsx when direct moves are available.
2758 Cost union classes at minimal cost for any reg in the class.
2759 Correct calculation for moves between vsx, float, and altivec.
2760 Don't return a low cost for moves between special regs. Don't
2761 use hard coded register numbers.
2762 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): Define.
2763 (rs6000_ira_change_pseudo_allocno_class): New function.
2764 * config/rs6000/rs6000.md (movsi_internal1, mov<mode>_internal),
2765 (movdi_internal32, movdi_internal64): Remove '*' from vsx register
2767 (movsi_internal1): Don't disparage vector alternatives.
2768 (mov<mode>_internal): Likewise, excepting alternative that
2770 * config/rs6000/vsx.md (vsx_splat_<mode>_reg): Don't disparage
2771 we <- b alternative.
2773 2019-05-08 Jakub Jelinek <jakub@redhat.com>
2776 PR tree-optimization/89060
2777 * tree-ssa-live.h (live_vars_map): New typedef.
2778 (compute_live_vars, live_vars_at_stmt, destroy_live_vars): Declare.
2779 * tree-ssa-live.c: Include gimple-walk.h and cfganal.h.
2780 (struct compute_live_vars_data): New type.
2781 (compute_live_vars_visit, compute_live_vars_1, compute_live_vars,
2782 live_vars_at_stmt, destroy_live_vars): New functions.
2783 * tree-tailcall.c: Include tree-ssa-live.h.
2784 (live_vars, live_vars_vec): New global variables.
2785 (find_tail_calls): Perform variable life analysis before punting.
2786 (tree_optimize_tail_calls_1): Clean up live_vars and live_vars_vec.
2787 * tree-inline.h (struct copy_body_data): Add eh_landing_pad_dest
2789 * tree-inline.c (add_clobbers_to_eh_landing_pad): Remove BB argument.
2790 Perform variable life analysis to select variables that really need
2792 (copy_edges_for_bb): Don't call add_clobbers_to_eh_landing_pad here,
2793 instead set id->eh_landing_pad_dest and assert it is the same.
2794 (copy_cfg_body): Call it here if id->eh_landing_pad_dest is non-NULL.
2796 2019-05-08 Mihail Ionescu <mihail.ionescu@arm.com>
2797 Richard Earnshaw <rearnsha@arm.com>
2800 * config/arm/arm.c (thumb1_prologue_unused_call_clobbered_lo_regs): New
2802 (thumb1_epilogue_unused_call_clobbered_lo_regs): New function.
2803 (thumb1_compute_save_core_reg_mask): Don't force a spare work
2804 register if both the epilogue and prologue can use call-clobbered
2806 (thumb1_unexpanded_epilogue): Use
2807 thumb1_epilogue_unused_call_clobbered_lo_regs. Reverse the logic for
2808 picking temporaries for restoring high regs to match that of the
2809 prologue where possible.
2810 (thumb1_expand_prologue): Add any usable call-clobbered low registers to
2811 the list of work registers. Detect if the return address is still live
2812 at the end of the prologue and avoid using it for a work register if so.
2813 If the return address is not live, add LR to the list of pushable regs
2814 after the first pass.
2816 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
2818 PR tree-optimization/90078
2819 * tree-ssa-loop-ivopts.c (inttypes.h): Include new header file.
2820 (INFTY): Increase the value for infinite cost.
2821 (struct comp_cost): Promote type of members to int64_t.
2822 (infinite_cost): Don't set complexity in initialization.
2823 (comp_cost::operator +,-,+=,-+,/=,*=): Assert when cost computation
2824 overflows to infinite_cost.
2825 (adjust_setup_cost): Promote type of parameter and cost computation
2827 (struct ainc_cost_data, struct iv_ca): Promote type of member to
2829 (get_scaled_computation_cost_at, determine_iv_cost): Promote type of
2830 cost computation to int64_t.
2831 (determine_group_iv_costs, iv_ca_dump, find_optimal_iv_set): Use
2832 int64_t's format specifier in dump.
2834 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
2836 PR tree-optimization/90240
2837 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Scale cost
2838 with respect to scaling factor pre-computed for each basic block.
2839 (try_improve_iv_set): Return bool if best_cost equals to iv_ca cost.
2840 (find_optimal_iv_set_1): Free iv_ca set if it has infinite_cost.
2841 (COST_SCALING_FACTOR_BOUND, determine_scaling_factor): New.
2842 (tree_ssa_iv_optimize_loop): Call determine_scaling_factor. Extend
2843 live range for array of loop's basic blocks. Cleanup aux field of
2844 loop's basic blocks.
2846 2019-05-08 Jakub Jelinek <jakub@redhat.com>
2848 PR tree-optimization/90356
2849 * match.pd ((X +/- 0.0) +/- 0.0): Optimize into X +/- 0.0 if possible.
2851 2019-05-07 Wei Xiao <wei3.xiao@intel.com>
2853 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512BF16_SET
2854 OPTION_MASK_ISA_AVX512BF16_UNSET, OPTION_MASK_ISA2_AVX512BW_UNSET): New.
2855 (OPTION_MASK_ISA2_AVX512F_UNSET): Add OPTION_MASK_ISA_AVX512BF16_UNSET.
2856 (ix86_handle_option): Handle -mavx512bf16.
2857 * config.gcc: Add avx512bf16vlintrin.h and avx512bf16intrin.h
2859 * config/i386/avx512bf16vlintrin.h: New.
2860 * config/i386/avx512bf16intrin.h: New.
2861 * config/i386/cpuid.h (bit_AVX512BF16): New.
2862 * config/i386/driver-i386.c (host_detect_local_cpu): Detect BF16.
2863 * config/i386/i386-builtin-types.def: Add new types.
2864 * config/i386/i386-builtin.def: Add new builtins.
2865 * config/i386/i386-c.c (ix86_target_macros_internal): Define
2867 * config/i386/i386-option.c (ix86_target_string): Add -mavx512bf16.
2868 (ix86_option_override_internal): Handle BF16.
2869 (ix86_valid_target_attribute_inner_p): Ditto.
2870 * config/i386/i386-expand.c (ix86_expand_args_builtin): Ditto.
2871 * config/i386/i386-builtin.c (enum processor_features): Add
2873 (static const _isa_names_table isa_names_table): Ditto.
2874 * config/i386/i386.h (TARGET_AVX512BF16, TARGET_AVX512BF16_P): New.
2875 (PTA_AVX512BF16): Ditto.
2876 * config/i386/i386.opt: Add -mavx512bf16.
2877 * config/i386/immintrin.h: Include avx512bf16intrin.h
2878 and avx512bf16vlintrin.h.
2879 * config/i386/sse.md (avx512f_cvtne2ps2bf16_<mode><mask_name>,
2880 avx512f_cvtneps2bf16_<mode><mask_name>,
2881 avx512f_dpbf16ps_<mode><mask_half_name>): New define_insn patterns.
2882 * config/i386/subst.md (mask_half): Add new subst.
2883 * doc/invoke.texi: Document -mavx512bf16.
2885 2019-05-07 Segher Boessenkool <segher@kernel.crashing.org>
2887 * config/rs6000/rs6000-protos.h (rs6000_legitimize_reload_address_ptr):
2889 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Delete.
2890 (rs6000_debug_legitimize_reload_address): Delete.
2891 (rs6000_legitimize_reload_address_ptr): Delete.
2892 (rs6000_option_override_internal): Adjust.
2893 (mem_operand_gpr): Adjust comment.
2894 (legitimate_lo_sum_address_p): Ditto.
2895 (rs6000_legitimize_reload_address): Delete.
2896 (rs6000_debug_legitimize_reload_address): Delete.
2897 * config/rs6000/rs6000.h (LEGITIMIZE_RELOAD_ADDRESS): Delete.
2899 2019-05-07 Kelvin Nilsen <kelvin@gcc.gnu.org>
2902 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2903 In handling of ALTIVEC_BUILTIN_VEC_INSERT, use modular arithmetic
2904 to compute vector element selector for both constant and variable
2907 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
2909 * config/i386/i386.md (cvt_mnemonic): New mode attribute.
2910 (ashr<mode>3_cvt): Merge insn pattern from ashrsi3_cvt and
2911 ashrdi3_cvt using SWI48 mode iterator.
2913 2019-05-07 Alejandro Martinez <alejandro.martinezvicente@arm.com>
2915 * config/aarch64/aarch64-sve.md (<su>abd<mode>_3): New define_expand.
2916 (aarch64_<su>abd<mode>_3): Likewise.
2917 (*aarch64_<su>abd<mode>_3): New define_insn.
2918 (<sur>sad<vsi2qi>): New define_expand.
2919 * config/aarch64/iterators.md: Added MAX_OPP attribute.
2920 * tree-vect-loop.c (use_mask_by_cond_expr_p): Add SAD_EXPR.
2921 (build_vect_cond_expr): Likewise.
2923 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
2925 * cfgexpand.c (asm_clobber_reg_is_valid): Reject
2926 clobbers outside of accessible_reg_set.
2927 * config/i386/i386.c (ix86_conditional_register_usage):
2928 Disable register sets by clearing corresponding bits in
2929 accessible_reg_set. Do not set corresponding bits in fixed_regs,
2930 call_used_regs and don't clear corresponding reg_names array members.
2932 2019-05-07 Richard Biener <rguenther@suse.de>
2934 * tree-vect-stmts.c (vect_is_simple_cond): When vectype is
2935 not specified still compute a comp_vectype for invariant
2938 2019-05-07 Richard Biener <rguenther@suse.de>
2940 PR tree-optimization/90316
2941 * tree-ssa-pre.c (translate_vuse_through_block): When
2942 same_valid is NULL do not bother to search for a virtual
2944 (phi_translate_1): When operands changed we cannot keep
2945 the same value-number so do not bother to ask whether
2946 that's possible from translate_vuse_through_block.
2948 2019-05-07 Martin Liska <mliska@suse.cz>
2950 * bitmap.c (bitmap_register): Come up with
2951 alloc_descriptor_max_uid and assign it for
2953 (register_overhead): Use get_descriptor as
2955 (release_overhead): New.
2956 (bitmap_elem_to_freelist): Call it.
2957 (bitmap_elt_clear_from): Likewise.
2958 (bitmap_obstack_free): Likewise.
2959 (bitmap_move): Sensitively release memory.
2960 * bitmap.h (struct GTY): Add alloc_descriptor and padding.
2961 (bitmap_initialize): Initialize alloc_descriptor to zero.
2962 * tree-ssa-pre.c (do_hoist_insertion): Use bitmap_move.
2964 2019-05-07 Richard Biener <rguenther@suse.de>
2966 * tree-vect-slp.c (vect_build_slp_tree_2): Bump size whenever
2967 we build a SLP node. Remove max_size and limiting.
2968 (vect_analyze_slp_instance): Record and dump size of the SLP graph.
2970 2019-05-07 Richard Biener <rguenther@suse.de>
2972 PR tree-optimization/90316
2973 * tree-ssa-alias.h (get_continuation_for_phi): Take walking
2975 (walk_non_aliased_vuses): Take walking limit argument.
2976 * tree-ssa-alias.c (maybe_skip_until): Take limit and abort
2977 walking if it is reached instead of just counting.
2978 (get_continuation_for_phi): Likewise.
2979 (walk_non_aliased_vuses): Likewise, instead of leaving counter
2980 limiting to the callback.
2981 * tree-ssa-sccvn.c (vn_reference_lookup_2): Adjust.
2982 (vn_reference_lookup_3): Likewise.
2983 (vn_reference_lookup_pieces): Likewise.
2984 (vn_reference_lookup): Likewise.
2985 * tree-ssa-pre.c (translate_vuse_through_block): Limit walking.
2986 * tree-ssa-scopedtables.c (vuse_eq): Adjust.
2987 (avail_exprs_stack::lookup_avail_expr): Likewise.
2989 2019-05-07 Jan Hubicka <hubicka@ucw.cz>
2991 * tree-ssa-alias.c (aliasing_component_refs_p): Continue looking
2992 for comparaible types in the second direction even if first one
2993 hits incomparable type.
2995 2019-05-07 Richard Biener <rguenther@suse.de>
2998 * lto-wrapper.c (debug_objcopy): Use the original filename
2999 including archive offset for the filename used for -save-temps.
3001 2019-05-07 Li Jia He <helijia@linux.ibm.com>
3003 * tree-ssa-phiopt.c (two_value_replacement): Fix a typo in parameter
3006 2019-05-06 H.J. Lu <hongjiu.lu@intel.com>
3007 Hongtao Liu <hongtao.liu@intel.com>
3011 * config/i386/i386-expand.c (ix86_expand_sse_comi_round):
3012 Modified, original implementation isn't correct.
3014 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3016 * config/rs6000/rs6000.md (FIRST_ALTIVEC_REGNO, LAST_ALTIVEC_REGNO)
3017 (LR_REGNO, CTR_REGNO, CA_REGNO, ARG_POINTER_REGNUM, CR0_REGNO)
3018 (CR1_REGNO, CR2_REGNO, CR3_REGNO, CR4_REGNO, CR5_REGNO, CR6_REGNO)
3019 (CR7_REGNO, MAX_CR_REGNO, VRSAVE_REGNO, VSCR_REGNO)
3020 (FRAME_POINTER_REGNUM): Change numbering.
3021 * config/rs6000/rs6000.c (rs6000_reg_names): Adjust.
3022 (alt_reg_names): Adjust.
3023 (rs6000_conditional_register_usage): Don't mark hard register 64 as
3025 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
3026 (DWARF_FRAME_REGISTERS): Delete.
3027 (DWARF2_FRAME_REG_OUT): Fix whitespace.
3028 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
3030 (REG_ALLOC_ORDER): Adjust.
3031 (FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM): Adjust.
3032 (REG_CLASS_CONTENTS): Adjust.
3033 (RETURN_ADDR_RTX): Change comment.
3034 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use ARG_POINTER_REGNUM
3036 (REGISTER_NAMES): Adjust.
3037 (ADDITIONAL_REGISTER_NAMES): Adjust.
3038 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
3040 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3042 * config/rs6000/rs6000.md (TFHAR_REGNO, TFIAR_REGNO, TEXASR_REGNO):
3044 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
3045 (DWARF_FRAME_REGISTERS): Adjust.
3046 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
3048 (REG_ALLOC_ORDER): Adjust.
3049 (enum reg_class): Delete SPR_REGS.
3050 (REG_CLASS_NAMES): Delete SPR_REGS.
3051 (REG_CLASS_CONTENTS): Delete SPR_REGS. Adjust for deleted TM regs.
3052 (REGISTER_NAMES): Adjust.
3053 (ADDITIONAL_REGISTER_NAMES): Adjust.
3054 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
3055 * config/rs6000/htm.md (htm_mfspr_<mode>, htm_mtspr_<mode>): Adjust.
3056 * config/rs6000/predicates.md (htm_spr_reg_operand): Delete.
3057 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Adjust.
3058 (htm_spr_regno): Delete.
3059 (htm_expand_builtin): Adjust: the HTM builtins now have one fewer
3061 (rs6000_dbx_register_number): Adjust.
3063 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3065 * config/rs6000/rs6000.h (PRE_GCC3_DWARF_FRAME_REGISTERS): Delete.
3067 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3069 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Handle
3070 FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM, and 64 (which was MQ).
3072 2019-05-06 Jakub Jelinek <jakub@redhat.com>
3074 PR tree-optimization/88709
3075 PR tree-optimization/90271
3076 * params.def (PARAM_STORE_MERGING_MAX_SIZE): New parameter.
3077 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Handle
3078 non-clobber CONSTRUCTORs with no elts. Remove useless tmp_int
3080 (imm_store_chain_info::coalesce_immediate_stores): Punt if the size
3081 of the store merging group is larger than
3082 PARAM_STORE_MERGING_MAX_SIZE parameter.
3083 (split_group): Add bzero_first argument. If set, always emit first
3084 the first store which must be = {} of the whole area and then for the
3085 rest of the stores consider all zero bytes as paddings.
3086 (imm_store_chain_info::output_merged_store): Check if first store
3087 is = {} of the whole area and if yes, determine which setting of
3088 bzero_first for split_group gives smaller number of stores. Adjust
3089 split_group callers.
3090 (lhs_valid_for_store_merging_p): Allow decls.
3091 (rhs_valid_for_store_merging_p): Allow non-clobber CONTRUCTORs with
3093 (pass_store_merging::process_store): Likewise.
3095 2019-05-06 Kelvin Nilsen <kelvin@gcc.gnu.org>
3098 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
3099 handling of V1TImode.
3101 2019-05-06 Uroš Bizjak <ubizjak@gmail.com>
3104 * config.gcc (i[34567]86-*-*, x86_64-*-*): Move tests for enable_cld
3105 and enable_frame_pointer ...
3106 * configure.ac: ... here. Update help strings for
3107 --enable-frame-pointer.
3108 * configure: Regenerate.
3109 * config/i386/i386-options.c (ix86_option_override_internal): Remove
3110 USE_X86_64_FRAME_POINTER define, use USE_IX86_FRAME_POINTER instead.
3111 * config/i386/sol2.h (USE_IX86_FRAME_POINTER): Remove.
3112 (USE_X86_64_FRAME_POINTER): Ditto.
3114 2019-05-06 Martin Liska <mliska@suse.cz>
3116 * config.gcc: Append to target_gtfiles and fix indentation.
3118 2019-05-06 Richard Biener <rguenther@suse.de>
3120 PR tree-optimization/90358
3121 * tree-vect-stmts.c (get_group_load_store_type): Properly
3122 detect unused upper half of load.
3123 (vectorizable_load): Likewise.
3125 2019-05-06 Richard Biener <rguenther@suse.de>
3127 PR tree-optimization/88828
3128 * tree-ssa-forwprop.c (get_bit_field_ref_def): Split out from...
3129 (simplify_vector_constructor): ...here. Handle constants in
3132 2019-05-06 Richard Biener <rguenther@suse.de>
3134 PR tree-optimization/90328
3135 * tree-data-ref.h (dr_may_alias_p): Pass in the actual loop nest.
3136 * tree-data-ref.c (dr_may_alias_p): Check whether the clique
3137 is valid in the loop nest before using it.
3138 (initialize_data_dependence_relation): Adjust.
3139 * graphite-scop-detection.c (build_alias_set): Pass the SCOP enclosing
3140 loop as loop-nest to dr_may_alias_p.
3142 2019-05-06 Richard Biener <rguenther@suse.de>
3144 * dwarf2out.c (mem_loc_descriptor): Initialize int_mode.
3146 2019-05-06 Richard Biener <rguenther@suse.de>
3148 PR tree-optimization/90316
3149 * tree-ssa-alias.c (maybe_skip_until): Pass in target BB,
3150 compute target on demand.
3151 (get_continuation_for_phi): Remove code walking stmts to
3152 get to a target virtual operand which could end up being
3155 2019-05-06 Martin Liska <mliska@suse.cz>
3158 * config/i386/i386-options.c (ix86_option_override_internal): Error only
3159 when -mabi is selected to a non-default version.
3161 2019-05-06 Hrishikesh Kulkarni <hrishikeshparag@gmail.com>
3162 Martin Liska <mliska@suse.cz>
3164 * Makefile.in: Add lto-dump.texi.
3165 * cgraph.h: Add new functions get_visibility_string and
3166 get_symtab_type_string.
3167 * doc/gcc.texi: Include lto-dump section.
3168 * doc/lto-dump.texi: New file.
3169 * dumpfile.c (dump_switch_p_1): Use parse_dump_option.
3170 (parse_dump_option): Factor out this function.
3171 * dumpfile.h (enum dump_flag): Add new value TDF_ERROR.
3172 (parse_dump_option): Export the function.
3173 * symtab.c (symtab_node::get_visibility_string): New function.
3174 (symtab_node::get_symtab_type_string): Likewise.
3176 2019-05-06 Martin Liska <mliska@suse.cz>
3178 * config/i386/i386-builtins.c: New file.
3179 * config/i386/i386-builtins.h: New file.
3180 * config/i386/i386-expand.c: New file.
3181 * config/i386/i386-expand.h: New file.
3182 * config/i386/i386-features.c: New file.
3183 * config/i386/i386-features.h: New file.
3184 * config/i386/i386-options.c: New file.
3185 * config/i386/i386-options.h: New file.
3186 * config.gcc: Add new files into extra_objs and
3188 * config/i386/i386.c: Split content of the file
3189 into newly introduced files.
3190 * config/i386/i386.h: Declare common variables
3192 * config/i386/t-i386: Define dependencies for new files.
3194 2019-05-03 Richard Earnshaw <rearnsha@arm.com>
3197 * config/arm/arm.md (unaligned_loadsi): Add variant for thumb1.
3198 Restrict 'all' variant to 32-bit configurations.
3199 (unaligned_loadhiu): Likewise.
3200 (unaligned_storehi): Likewise.
3201 (unaligned_storesi): Likewise.
3202 (unaligned_loadhis): Disable when compiling for thumb1.
3204 2019-05-03 Marc Glisse <marc.glisse@inria.fr>
3206 PR tree-optimization/90269
3207 * tree-loop-distribution.c (find_seed_stmts_for_distribution):
3210 2019-05-03 Martin Liska <mliska@suse.cz>
3212 * hash-map.h: Add is_empty function.
3213 * hash-set.h: Likewise.
3214 * hash-table.h: Likewise.
3215 * dwarf2out.c (dwarf2out_finish): Use is_empty instead of
3216 elements () == 0 (and similar usages).
3217 * gimple-ssa-store-merging.c (pass_store_merging::terminate_and_process_all_chains): Likewise.
3218 * gimplify.c (gimplify_bind_expr): Likewise.
3219 (gimplify_switch_expr): Likewise.
3220 * hash-map-tests.c (test_map_of_strings_to_int): Likewise.
3221 * ipa-icf.c (sem_item_optimizer::remove_symtab_node): Likewise.
3222 * postreload-gcse.c (dump_hash_table): Likewise.
3223 (gcse_after_reload_main): Likewise.
3224 * predict.c (combine_predictions_for_bb): Likewise.
3225 * tree-parloops.c (reduction_phi): Likewise.
3226 (separate_decls_in_region): Likewise.
3227 (transform_to_exit_first_loop): Likewise.
3228 (gen_parallel_loop): Likewise.
3229 (gather_scalar_reductions): Likewise.
3230 (try_create_reduction_list): Likewise.
3231 * var-tracking.c (dump_vars): Likewise.
3232 (emit_notes_for_changes): Likewise.
3233 (vt_emit_notes): Likewise.
3235 2019-05-03 Richard Biener <rguenther@suse.de>
3237 PR tree-optimization/90316
3238 * tree-ssa-pre.c (pass_pre::execute): Re-compute DOM fast queries
3241 2019-05-03 Richard Biener <rguenther@suse.de>
3243 * tree-vect-stmts.c (get_group_load_store_type): Avoid
3244 peeling for gaps by loading only lower halves of vectors
3246 (vectorizable_load): Likewise.
3248 2019-05-03 Richard Biener <rguenther@suse.de>
3251 * match.pd: Add pattern to optimize (A / B) * B + (A % B) to A.
3253 2019-05-03 Richard Biener <rguenther@suse.de>
3256 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)):
3257 Handle STRING_CST vs DECL or STRING_CST.
3259 2019-05-03 Richard Biener <rguenther@suse.de>
3261 PR tree-optimization/88963
3262 * tree-ssa-forwprop.c (pass_forwprop::execute): Rewrite
3263 vector loads feeding only BIT_FIELD_REFs to component
3264 loads. Rewrite stores fed by CONSTRUCTORs to component
3267 2019-05-03 Jakub Jelinek <jakub@redhat.com>
3269 * opts.h (finish_options): Remove lang_mask argument.
3270 (print_help, help_option_argument): Declare.
3271 * opts.c (print_help): Remove forward declaration, no longer static.
3272 (finish_options): Remove lang_mask argument, don't call print_help
3274 * opts-global.c (decode_options): Adjust finish_option caller, call
3277 PR tree-optimization/90303
3278 * ipa-devirt.c (obj_type_ref_class, get_odr_type): Don't use
3279 TYPE_CANONICAL for TYPE_STRUCTURAL_EQUALITY_P types in !in_lto_p mode.
3281 2019-05-03 Richard Biener <rguenther@suse.de>
3283 PR tree-optimization/89698
3284 * gimple-fold.c (canonicalize_constructor_val): Early out
3285 for constants, handle unfolded INTEGER_CSTs as they appear in
3286 C++ virtual table ctors.
3288 2019-05-03 Richard Biener <rguenther@suse.de>
3290 * passes.c (execute_function_todo): Remove dead code.
3292 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
3294 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Do not use
3295 the internal register number, for any "real" register.
3297 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
3299 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Return the
3300 correct numbers for TFHAR, TFIAR, TEXASR.
3302 2019-05-02 Richard Biener <rguenther@suse.de>
3304 PR tree-optimization/89653
3305 * tree-ssa-loop.c (pass_data_tree_loop_init): Execute
3306 update-address-taken before the pass.
3307 * passes.def (pass_tree_loop_init): Put comment before it.
3309 2019-05-02 Richard Biener <rguenther@suse.de>
3311 PR tree-optimization/89509
3312 * tree-ssa-structalias.c (compute_dependence_clique): Look
3313 at the first subvar when determining whether it is restrict.
3315 2019-05-02 Richard Biener <rguenther@suse.de>
3317 PR tree-optimization/90273
3318 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Eliminate
3319 useless debug stmts.
3321 2019-05-02 Alejandro Martinez <alejandro.martinezvicente@arm.com>
3323 * config/aarch64/aarch64-sve.md (<sur>dot_prod<vsi2qi>): Taken from SVE
3325 * config/aarch64/iterators.md: Copied Vetype_fourth, VSI2QI and vsi2qi from
3327 * tree-vect-loop.c (use_mask_by_cond_expr_p): New function to check if a
3328 VEC_COND_EXPR be inserted to emulate a conditional internal function.
3329 (build_vect_cond_expr): Emit the VEC_COND_EXPR.
3330 (vectorizable_reduction): Use the functions above to vectorize in a
3331 fully masked loop codes that don't have a conditional internal
3334 2019-05-02 Martin Liska <mliska@suse.cz>
3336 * cgraphclones.c: Call valid_attribute_p with 1 for
3338 * config/i386/i386-c.c (ix86_pragma_target_parse): Use 0 as
3339 it's for target attribute.
3340 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
3341 Add new boolean argument.
3342 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
3344 (ix86_valid_target_attribute_tree): Pass target_clone_attr
3345 to ix86_valid_target_attribute_inner_p.
3346 (ix86_valid_target_attribute_p): Pass flags argument to
3347 ix86_valid_target_attribute_inner_p.
3348 (get_builtin_code_for_version): Use 0 as it's target attribute.
3350 2019-05-02 Martin Liska <mliska@suse.cz>
3352 * gcc.c (process_command): Add dummy file only
3354 * opts-global.c (decode_options): Pass lang_mask.
3355 * opts.c (print_help): New function.
3356 (finish_options): Print --help if help_option_argument
3358 (common_handle_option): Factor out content of OPT__help_
3360 * opts.h (finish_options): Add new argument.
3362 2019-05-02 Martin Liska <mliska@suse.cz>
3365 * config/i386/i386.c (ix86_expand_strlen): Use strlen call.
3366 With -minline-all-stringops use inline expansion using 4B loop.
3367 * doc/invoke.texi: Document the change of
3368 -minline-all-stringops.
3370 2019-05-01 Jeff Law <law@redhat.com>
3372 PR tree-optimization/88797
3373 * gimple-ssa-split-paths (is_feasible_trace): Reject cases where the
3374 PHI feeds a conditional on the RHS of an assignment.
3376 2019-04-30 Andrew Waterman <andrew@sifive.com>
3377 Jim Wilson <jimw@sifive.com>
3379 * config/riscv/constraints.md (L): New.
3380 * config/riscv/predicates.md (lui_operand): New.
3381 (sfb_alu_operand): New.
3382 * config/riscv/riscv-protos.h (riscv_expand_conditional_move): Declare.
3383 * config/riscv/riscv.c (riscv_expand_conditional_move): New.
3384 * config/riscv/riscv.h (TARGET_SFB_ALU): New.
3385 * config/riscv/risc.md (type): Add sfb_alu.
3386 (branch<mode>): Renamed from branch_order<mode>. Change predicate for
3387 operand 3 to reg_or_0_operand. In output string, change %3 to %z3.
3388 (branch_zero<mode>): Delete.
3390 (mov<GPR:mode><X:mode>cc): Likewise.
3391 * config/riscv/sifive-7.md (sifive_7_sfb_alu): New. Use in bypasses.
3393 2019-04-30 Nathan Sidwell <nathan@acm.org>
3395 * tree.h (MARK_TS_EXP): New.
3397 2019-04-30 Martin Liska <mliska@suse.cz>
3399 * opts.c (enable_warning_as_error): Provide hints
3400 for unknown options.
3402 2019-04-30 Martin Liska <mliska@suse.cz>
3405 * doc/invoke.texi: Add missing dash for gas-locview-support
3406 and gno-as-locview-support.
3408 2019-04-30 Jakub Jelinek <jakub@redhat.com>
3411 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Don't skip
3412 whitespace at the start of target attribute string.
3414 2019-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3417 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
3418 Define __ARM_FEATURE_ATOMICS.
3420 2019-04-30 Martin Liska <mliska@suse.cz>
3422 * gimple-fold.c (gimple_fold_builtin_memory_op): Change endp
3423 into built_in_function enum. Remove code for endp == 2 and
3424 use BUILT_IN_* constants.
3425 (gimple_fold_builtin): Call the function with fcode.
3427 2019-04-30 Martin Liska <mliska@suse.cz>
3429 * config/i386/i386.c (ix86_builtin_reciprocal): Cast
3430 DECL_FUNCTION_CODE into ix86_builtins enum before
3431 the switch statement.
3433 2019-04-30 Jakub Jelinek <jakub@redhat.com>
3435 PR tree-optimization/89475
3436 * tree-ssa-ccp.c (evaluate_stmt): Handle BUILT_IN_BSWAP{16,32,64}
3439 2019-04-30 Martin Liska <mliska@suse.cz>
3441 PR translation/90274
3442 * opts.c (print_filtered_help): Wrap string in _(...).
3444 2019-04-30 Bin Cheng <bin.cheng@linux.alibaba.com>
3446 PR tree-optimization/90240
3448 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
3450 PR tree-optimization/90078
3451 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
3452 checks for infinite_cost overflow.
3454 2019-04-29 Jeff Law <law@redhat.com>
3456 * passes.def: Move -Wrestrict pass after copy propagation.
3458 2019-04-29 Maya Rashish <coypu@sdf.org>
3460 * config.gcc (default_gnu_indirect_function): Default to yes
3461 for arm*-*-netbsd*, i[34567]86-*-netbsd*, powerpc*-*-netbsd*,
3462 sparc*-*-netbsd*, x86_64-*-netbsd*.
3464 2019-04-29 Vladislav Ivanishin <vlad@ispras.ru>
3466 * tree-ssa-uninit.c (is_pred_expr_subset_of): Correctly handle cases
3467 where cond2 is NE_EXPR.
3468 (is_value_included_in): Update comment.
3470 2019-04-29 Richard Biener <rguenther@suse.de>
3472 PR tree-optimization/90278
3473 * tree-ssa-forwprop.c (pass_forwprop::execute): Transfer/clean
3474 EH on comparison simplification.
3476 2019-04-29 Jason Merrill <jason@redhat.com>
3478 PR c++/82081 - tail call optimization breaks noexcept
3479 * tree-tailcall.c (find_tail_calls): Don't turn a call from a
3480 nothrow function to a might-throw function into a tail call.
3482 2019-04-29 Richard Sandiford <richard.sandiford@arm.com>
3484 * tree-data-ref.h (data_dependence_relation::inner_loop): Delete.
3485 (DDR_INNER_LOOP): Likewise.
3486 * tree-data-ref.c (dump_data_dependence_relation): Update accordingly.
3487 (initialize_data_dependence_relation): Likewise.
3488 (insert_innermost_unit_dist_vector): Use 0 instead of DDR_INNER_LOOP.
3490 2019-04-29 Jakub Jelinek <jakub@redhat.com>
3492 PR rtl-optimization/90257
3493 * cfgrtl.c (flow_active_insn_p): Return true for USE of a function
3497 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
3501 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
3504 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
3507 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
3509 * lra-spills.c (lra_final_code_change): Remove useless move insns.
3511 2019-04-29 Richard Biener <rguenther@suse.de>
3513 * tree-ssa.c (insert_debug_temp_for_var_def): For {CLOBBER}
3516 2019-04-27 Iain Buclaw <ibuclaw@gdcproject.org>
3518 * config/netbsd-d.c: Include memmodel.h. Remove unused tree.h,
3519 varasm.h, and netbsd-protos.h.
3521 2019-04-27 Uroš Bizjak <ubizjak@gmail.com>
3524 * config/i386/i386-protos.h (ix86_data_alignment): Change
3525 the second argument type to unsigned int.
3526 * config/i386/i386.c (ix86_data_alignment): Change "align"
3527 argument type to unsigned int.
3529 2019-04-27 Martin Liska <mliska@suse.cz>
3532 * opt-suggestions.c (option_proposer::build_option_suggestions):
3533 When get_valid_option_values returns empty values, add the
3534 misspelling candidate.
3536 2019-04-26 Jim Wilson <jimw@sifive.com>
3538 * config/riscv/riscv-protos.h (riscv_move_integer): Add machine_mode
3540 * config/riscv/riscv.c (riscv_move_integer): New parameter orig_mode.
3541 Pass orig_mode to riscv_build_integer.
3542 (riscv_split_integer): Pass mode to riscv_move_integer.
3543 (riscv_legitimize_const_move): Likewise.
3544 (riscv_legitimize_move): For MEM dest and CONST_INT src case, new local
3545 promoted_mode. Replace force_reg call with code to load constant into
3546 promoted reg and then subreg it for the store.
3547 * config/riscv/riscv.md (low<mode>+1): Pass <GPR:MODE>mode to
3550 2018-04-26 Eugene Sharygin <eush@ispras.ru>
3552 * gdbhooks.py: Fix UnicodeDecodeErrors when printing trees with
3555 2019-04-26 Richard Sandiford <richard.sandiford@arm.com>
3557 * tree.h (TYPE_VECTOR_SUBPARTS, SET_TYPE_VECTOR_SUBPARTS): Add
3558 commentary about the encoding of precision.
3560 2019-04-25 Andreas Tobler <andreast@gcc.gnu.org>
3562 * config/i386/freebsd64.h: Add bits for 32-bit multilib support.
3563 * config/i386/t-freebsd64: New file.
3564 * config.gcc: Add the t-freebsd64 for multilib support.
3566 2019-04-25 Uroš Bizjak <ubizjak@gmail.com>
3568 * doc/extend.texi (vector_size): Add missing comma after @xref.
3570 2019-04-25 Jakub Jelinek <jakub@redhat.com>
3572 * BASE-VER: Set to 10.0.0.
3574 2019-04-25 Richard Biener <rguenther@suse.de>
3577 * gimplify.c (gimplify_expr): Avoid turning a lvalue
3578 VIEW_CONVERT_EXPR into one operating on an rvalue.
3580 2019-04-25 H.J. Lu <hongjiu.lu@intel.com>
3583 * config/i386/i386.c (feature_priority): Moved to file scope.
3584 (processor_features): Likewise.
3585 (processor_model): Likewise.
3586 (_arch_names_table): Likewise.
3587 (arch_names_table): Likewise.
3588 (_feature_list): Removed.
3589 (feature_list): Likewise.
3590 (_isa_names_table): Moved to file scope. Add priority.
3591 (isa_names_table): Likewise.
3592 (get_builtin_code_for_version): Replace feature_list with
3593 isa_names_table. Update error message for P_ZERO priority.
3595 2019-04-25 Richard Biener <rguenther@suse.de>
3597 * tree-pass.h (make_pass_phi_only_cprop): Remove.
3598 * timevar.def (TV_TREE_PHI_CPROP): Likewise.
3600 2019-04-24 Jeff Law <law@redhat.com>
3602 PR tree-optimization/90037
3603 * Makefile.in (OBJS): Remove tree-ssa-phionlycprop.c
3604 * passes.def: Replace all instance of phi-only cprop with the
3605 lattice propagator. Move propagation pass from after erroneous
3606 path isolation to before erroneous path isolation.
3607 * tree-ssa-phionlycprop.c: Remove.
3609 2019-04-24 Richard Biener <rguenther@suse.de>
3612 * gimple-fold.c (fold_const_aggregate_ref_1): Do multiplication
3613 by size and BITS_PER_UNIT on poly-wide-ints.
3615 2019-04-25 Richard Biener <rguenther@suse.de>
3618 * match.pd: Add pattern to simplify view-conversion of an
3621 2019-04-24 Clement Chigot <clement.chigot@atos.net>
3623 * config/rs6000/aix71.h (SUBTARGET_OVERRIDE_OPTIONS): Disable
3624 OPTION_MASK_VSX and OPTION_MASK_ALTIVEC from rs6000_isa_flags
3625 for Go on 32 bit AIX.
3626 * config/rs6000/aix72.h: Likewise.
3628 2019-04-24 Jakub Jelinek <jakub@redhat.com>
3631 * rtl.c (classify_insn): Return JUMP_INSN for asm goto.
3632 * emit-rtl.c (try_split): Copy over REG_LABEL_TARGET.
3634 2019-04-24 Andreas Krebbel <krebbel@linux.ibm.com>
3637 * config/s390/s390.c (s390_restore_gprs_from_fprs): Restore GPRs
3638 from FPRs in reverse order. Generate REG_CFA_DEF_CFA note also
3639 for restored hard frame pointer.
3640 (s390_sched_dependencies_evaluation): Implement new target hook.
3641 (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK): New macro definition.
3643 2019-04-24 Claudiu Zissulescu <claziss@sysnopsys.com>
3645 * config/arc/arc-options.def: Fix typos and spelling mistakes.
3646 * config/arc/arc.c (arc_init): Cleanup warning message.
3647 (arc_override_options): Likewise.
3649 2019-04-24 Jakub Jelinek <jakub@redhat.com>
3652 * config/i386/i386.c (ix86_expand_sse_fp_minmax): Force if_true into
3653 a register if both if_true and if_false are MEMs.
3655 PR tree-optimization/90208
3656 * tree-cfg.c (remove_bb): Move forced labels from removed bbs
3657 after labels of new_bb, not before them.
3659 PR tree-optimization/90211
3660 * tree-parloops.c (try_create_reduction_list): Ignore phi arguments
3661 which are not SSA_NAMEs.
3663 2018-04-23 Sudakshina Das <sudi.das@arm.com>
3665 * config/aarch64/aarch64-linux.h (TARGET_ASM_FILE_END): Define for
3667 (aarch64_file_end_indicate_exec_stack): Add gnu note section.
3669 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
3671 PR rtl-optimization/87979
3672 * modulo-sched.c (sms_schedule): Start ii value "mii" should
3675 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
3677 PR rtl-optimization/84032
3678 * modulo-sched.c (ps_insn_find_column): Change condition so that
3679 branch will always be the last insn in a row inside partial
3682 2019-04-23 Richard Biener <rguenther@suse.de>
3685 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Add
3686 dest_single_pred_p argument.
3687 (remove_forwarder_block): Adjust.
3688 (remove_forwarder_block_with_phi): Likewise.
3690 2019-04-23 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3691 Bernd Edlinger <bernd.edlinger@hotmail.de>
3692 Jakub Jelinek <jakub@redhat.com>
3695 * config/arm/arm.c (aapcs_vfp_is_call_or_return_candidate): Diagnose
3696 if used with general-regs-only.
3697 (arm_conditional_register_usage): Don't add non-general regs if
3699 (arm_valid_target_attribute_rec): Handle general-regs-only.
3700 * config/arm/arm.h (TARGET_HARD_FLOAT): Return false if
3702 (TARGET_HARD_FLOAT_SUB): Define.
3703 (TARGET_SOFT_FLOAT): Define as negation of TARGET_HARD_FLOAT_SUB.
3704 (TARGET_REALLY_IWMMXT): Add && !TARGET_GENERAL_REGS_ONLY.
3705 (TARGET_REALLY_IWMMXT2): Likewise.
3706 * config/arm/arm.opt: Add -mgeneral-regs-only.
3707 * doc/extend.texi: Document ARM general-regs-only target.
3708 * doc/invoke.texi: Document ARM -mgeneral-regs-only.
3710 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
3712 PR tree-optimization/90078
3713 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
3714 checks for infinite_cost overflow.
3716 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
3718 PR tree-optimization/90021
3719 * tree-chrec.c (evolution_function_is_univariate_p): New parameter
3720 and check univariate against it.
3721 * tree-chrec.h (evolution_function_is_univariate_p): New parameter.
3722 * tree-data-ref.c (add_other_self_distances): Pass new argument.
3724 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
3728 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
3731 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
3734 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
3736 * lra-spills.c (lra_final_code_change): Remove useless move insns.
3738 2019-04-21 Iain Sandoe <iain@sandoe.co.uk>
3740 * config/rs6000/rs6000.md (group_end_nop): Emit insn register
3741 names using operand format, rather than hard-wired.
3742 (speculation_barrier): Likewise.
3744 2019-04-19 Segher Boessenkool <segher@kernel.crashing.org>
3746 PR tree-optimization/88055
3747 * tree-call-cdce.c (comparison_code_if_no_nans): New function.
3748 (gen_one_condition): Use it if !HONOR_NANS.
3750 2019-04-19 Jakub Jelinek <jakub@redhat.com>
3753 * tree-outof-ssa.c (get_temp_reg): If reg_mode is BLKmode, return
3754 assign_temp instead of gen_reg_rtx.
3756 2019-04-19 Christophe Lyon <christophe.lyon@linaro.org>
3758 PR translation/90118
3759 * config/aarch64/aarch64.c (aarch64_override_options_internal):
3760 Add missing space before %<.
3762 2019-04-18 Peter Bergner <bergner@linux.ibm.com>
3764 PR rtl-optimization/87871
3765 * ira-lives.c (make_object_dead): Don't add conflicts to
3766 TOTAL_CONFLICT_HARD_REGS for register ignore_reg_for_conflicts.
3768 2019-04-18 Martin Sebor <msebor@redhat.com>
3771 * tree.h (TYPE_VECTOR_SUBPARTS): Use HOST_WIDE_INT_1U.
3772 * config/aarch64/aarch64.c (aarch64_simd_vector_alignment): Avoid
3773 assuming type size fits in SHWI.
3775 2019-04-18 Jan Hubicka <hubicka@ucw.cz>
3778 * ipa-inline.c (flatten_function): New parameter UPDATE.
3779 (ipa_inline, early_inliner): Use it.
3781 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
3783 * fold-const.c (int_const_binop): Return early on failure.
3785 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
3788 * combine.c (force_int_to_mode): Cast the argument rather than
3789 the result of known_alignment.
3790 * rtlanal.c (rtx_addr_can_trap_p_1): Use known_subrange_p.
3792 2019-04-18 Richard Biener <rguenther@suse.de>
3795 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Split
3797 (remove_forwarder_block): ... here.
3798 (remove_forwarder_block_with_phi): Also move debug stmts here.
3800 2019-04-18 Jakub Jelinek <jakub@redhat.com>
3802 PR translation/79183
3803 * gimple-ssa-sprintf.c (format_directive): Use inform_n instead of
3804 inform where appropriate.
3806 2019-04-18 Richard Biener <rguenther@suse.de>
3808 * tree.c (get_qualified_type): Put found type variants at the
3809 head of the variant list.
3811 2018-04-17 Segher Boessenkool <segher@kernel.crashing.org>
3813 * config/rs6000/rs6000.c (rs6000_register_move_cost): Fix typo.
3815 2019-04-17 Hongtao Liu <hongtao.liu@intel.com>
3818 * config/i386/avx512fintrin.h (_mm_maskz_fmadd_round_sd,
3819 _mm_maskz_fmadd_round_ss, _mm_maskz_fmsub_round_sd,
3820 _mm_maskz_fmsub_round_ss, _mm_maskz_fnmadd_round_sd,
3821 _mm_maskz_fnmadd_round_ss, _mm_maskz_fnmsub_round_sd,
3822 _mm_maskz_fnmsub_round_ss): Use _maskz builtin instead of _mask3.
3824 2019-04-17 Peter Bergner <bergner@linux.ibm.com>
3826 * ira-conflicts.c (print_allocno_conflicts): Always print something,
3827 even for allocno's with no conflicts.
3828 (print_conflicts): Print an extra newline.
3830 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
3832 * auto-inc-dec.c (attempt_change): Set the alignment of the
3833 temporary memory to that of the original.
3835 2019-04-17 Joao Moreira <jmoreira@suse.de>
3837 * targhooks.c (default_print_patchable_function_entry): Emit
3838 __patchable_function_entries section with writable flags to allow
3839 relocation resolution.
3841 2019-04-17 Jonny Grant <jg@jguk.org>
3843 * collect2.c (main): Change gcc.gnu.org URL to HTTPS.
3845 2019-04-17 Jakub Jelinek <jakub@redhat.com>
3848 * internal-fn.c (expand_mul_overflow): Don't set SUBREG_PROMOTED_VAR_P
3851 2019-04-17 Claudiu Zissulescu <claziss@synopsys.com>
3853 * config/arc/arc.c (arc_init): Format diagnostic string.
3854 (arc_override_options): Likewise.
3855 (check_if_valid_regno_const): Likewise.
3856 (arc_reorg): Likewise.
3858 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
3861 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Adjust pattern
3863 (rs6000_emit_allocate_stack_1): Simplify condition. Adjust pattern
3865 * config/rs6000/rs6000.md (bits): Add entries for SF and DF.
3866 (*movdi_update1): Use Pmode.
3867 (movdi_<mode>_update): Fix argument to avoiding_indexed_address_p.
3868 (movdi_<mode>_update_stack): Rename to ...
3869 (movdi_update_stack): ... this. Fix comment. Change condition. Don't
3871 (*movsi_update1): Use Pmode.
3872 (*movsi_update2): Use Pmode.
3873 (movsi_update): Rename to ...
3874 (movsi_<mode>_update): ... this. Use Pmode.
3875 (movsi_update_stack): Fix condition.
3876 (*movhi_update1): Use Pmode. Fix argument to
3877 avoiding_indexed_address_p.
3878 (*movhi_update2): Ditto.
3879 (*movhi_update3): Ditto.
3880 (*movhi_update4): Ditto.
3881 (*movqi_update1): Ditto.
3882 (*movqi_update2): Ditto.
3883 (*movqi_update3): Ditto.
3884 (*movsf_update1, *movdf_update1): Merge, rename to...
3885 (*mov<mode>_update1): This. Use Pmode. Fix argument to
3886 avoiding_indexed_address_p. Add "size" attribute.
3887 (*movsf_update2, *movdf_update2): Merge, rename to...
3888 (*mov<mode>_update2): This. Ditto.
3889 (*movsf_update3): Use Pmode. Fix argument to
3890 avoiding_indexed_address_p.
3891 (*movsf_update4): Ditto.
3892 (allocate_stack): Simplify condition. Adjust pattern names.
3894 2019-04-17 Jakub Jelinek <jakub@redhat.com>
3897 * config/arm/arm.c (arm_valid_target_attribute_rec): Don't skip
3898 whitespace at the start of target attribute string.
3900 2019-04-16 Pat Haugen <pthaugen@us.ibm.com>
3903 * config/rs6000/power9.md: Add store forwarding bypass.
3905 2019-04-16 Alexandre Oliva <aoliva@redhat.com>
3908 * valtrack.c (dead_debug_insert_temp): Reset debug references
3909 to the return value of a call being removed.
3911 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
3913 * config/arc/arc-protos.h (arc_register_move_cost): Remove.
3914 * config/arc/arc.c (arc_register_move_cost): Re-purpose it to
3915 implement target hook.
3916 (arc_memory_move_cost): New function.
3917 (TARGET_REGISTER_MOVE_COST): Define.
3918 (TARGET_MEMORY_MOVE_COST): Likewise.
3919 * config/arc/arc.h (REGISTER_MOVE_COST): Remove.
3920 (MEMORY_MOVE_COST): Likewise.
3922 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
3924 * config/arc/arc.md (sibcall_insn): Use Rcd constraint.
3925 (sibcall_value_insn): Likewise.
3926 * config/arc/constraints.md (Rs5): Remove.
3928 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
3930 * config/arc/arc.c (arc_hard_regno_modes): Add two missing modes
3931 for last two fake registers.
3932 (arc_conditional_register_usage): Make sure fake frame and arg
3933 pointer regs are in general regs class.
3934 (FRAME_POINTER_MASK): Remove.
3935 (RETURN_ADDR_MASK): Remove.
3936 (arc_must_save_register): Use hard frame regnum.
3937 (frame_restore_reg): Use hard_frame_pointer_rtx.
3938 (arc_save_callee_saves): Likewise.
3939 (arc_restore_callee_saves): Likewise.
3940 (arc_save_callee_enter): Likewise.
3941 (arc_restore_callee_leave): Likewise.
3942 (arc_save_callee_milli): Likewise.
3943 (arc_eh_return_address_location): Likewise.
3944 (arc_check_multi): Use hard frame regnum.
3945 (arc_can_eliminate): Likewise.
3946 * config/arc/arc.h (FIXED_REGISTERS): Make FP register available
3947 for register allocator.
3948 (REG_CLASS_CONTENTS): Update GENERAL_REGS.
3949 (REGNO_OK_FOR_BASE_P): Consider FRAME_POINTER_REGNUM.
3950 (FRAME_POINTER_REGNUM): Change it to a fake register.
3951 (HARD_FRAME_POINTER_REGNUM): Defined.
3952 (ARG_POINTER_REGNUM): Change it to a new fake register.
3953 (ELIMINABLE_REGS): Update.
3954 (REGISTER_NAMES): Update names.
3955 * config/arc/arc.md (LP_START): Remove.
3957 (shift_si3_loop): Update pattern.
3959 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
3961 * config/arc/arc.c (arc_expand_prologue): Emit blockage regardless
3962 to avoid delay slot scheduling.
3963 (arc_must_save_register): Don't save SP.
3964 * config/arc/arc.md (stack_tie): Remove.
3965 (UNSPEC_ARC_STKTIE): Likewise.
3967 2019-04-16 Kito Cheng <kito.cheng@gmail.com>
3968 Shiva Chen <shiva0217@gmail.com>
3970 * config/nds32/nds32-md-auxiliary.c (nds32_split_ashiftdi3): Fix wrong
3971 code gen with large shift amount.
3973 2019-04-16 Chung-Ju Wu <jasonwucj@gmail.com>
3975 * config/nds32/nds32-pipelines-auxiliary.c (wext_odd_dep_p): Handle
3978 2019-04-16 Jakub Jelinek <jakub@redhat.com>
3981 * config/i386/i386.c (ix86_target_string): Add ADD_ABI_P argument, only
3982 print -m64/-mx32/-m32 if it is true.
3983 (ix86_debug_options, ix86_function_specific_print): Pass true as
3984 ADD_ABI_P to ix86_target_string.
3985 (ix86_expand_builtin): Adjust ix86_target_string caller, pass true as
3986 ADD_ABI_P only if OPTION_MASK_ISA_64BIT is set in bisa and in that case
3987 or into it OPTION_MASK_ISA_ABI_64 or OPTION_MASK_ISA_ABI_X32.
3989 PR rtl-optimization/90082
3990 * dce.c (can_delete_call): New function.
3991 (deletable_insn_p, mark_insn): Use it.
3993 PR tree-optimization/90090
3994 * tree-ssa-math-opts.c (is_division_by): Ignore divisions that can
3996 (is_division_by_square): Likewise. Formatting fix.
3998 2019-04-16 Richard Biener <rguenther@suse.de>
4000 PR tree-optimization/56049
4001 * tree-ssa-loop-im.c (mem_ref_hasher::equal): Elide alias-set
4002 equality check if alias-set zero will prevail.
4004 2019-04-15 Jeff Law <law@redhat.com>
4006 * config/microblaze/microblaze.c (microblaze_expand_block_move): Treat
4007 size and alignment as unsigned.
4009 2019-04-15 Richard Biener <rguenther@suse.de>
4012 * tree-loop-distribution.c (destroy_loop): Preserve correct
4015 2019-04-15 Richard Biener <rguenther@suse.de>
4017 PR tree-optimization/90071
4018 * tree-ssa-reassoc.c (init_range_entry): Do not pick up
4019 abnormal operands from def stmts.
4021 2019-04-15 Segher Boessenkool <segher@kernel.crashing.org>
4023 PR rtl-optimization/89794
4024 * combine.c (count_auto_inc): New function.
4025 (try_combine): Count how many auto_inc expressions there were in the
4026 original instructions. Ensure we have the same number in the new
4027 instructions. Remove the code that tried to ensure auto_inc side
4028 effects on i1 and i0 are not lost.
4030 2019-04-15 Richard Biener <rguenther@suse.de>
4033 * tree.h (auto_var_p): Declare.
4034 * tree.c (auto_var_p): New function, split out from ...
4035 (auto_var_in_fn_p): ... here.
4036 * tree-ssa-structalias.c (struct variable_info): Add shadow_var_uid
4038 (new_var_info): Initialize it.
4039 (set_uids_in_ptset): Also set the shadow variable uid if required.
4040 (ipa_pta_execute): Postprocess points-to solutions assigning
4041 shadow variable uids for locals that may reach their containing
4042 function recursively.
4043 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Do not
4044 assert but instead check whether the points-to solution is
4047 2019-04-15 Martin Jambor <mjambor@suse.cz>
4050 * cgraph.c (clone_of_p): Loop over clone chain for each step in
4053 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
4055 * config.gcc (nds32*-*-linux*): Set gcc_cv_initfini_array to yes.
4057 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
4058 Kito Cheng <kito.cheng@gmail.com>
4059 Shiva Chen <shiva0217@gmail.com>
4061 * config/nds32/nds32-md-auxiliary.c
4062 (nds32_legitimize_pic_address): Use new PIC pattern.
4063 (nds32_legitimize_tls_address): Use new TLS pattern.
4064 (nds32_output_symrel): New.
4065 * config/nds32/nds32-protos.h (nds32_output_symrel): Declare.
4066 (nds32_alloc_relax_group_id): Ditto.
4067 * config/nds32/nds32-relax-opt.c (nds32_alloc_relax_group_id): New.
4068 (nds32_group_insns): Use nds32_alloc_relax_group_id instead of use
4070 (nds32_group_tls_insn): Ditto.
4071 (nds32_group_float_insns): Ditto.
4072 * config/nds32/nds32.md (tls_le): New.
4075 2019-04-15 Chung-Ju Wu <jasonwucj@gmail.com>
4077 * configure: Add nds32 target for dwarf2 debug_line checking.
4078 * configure.ac: Regenerated.
4080 2019-04-14 Jan Hubicka <hubicka@ucw.cz>
4083 * ipa-devirt.c (skip_in_fields_list_p): New.
4084 (odr_types_equivalent_p): Use it.
4086 2019-04-13 Jakub Jelinek <jakub@redhat.com>
4089 * config/arm/arm.c (arm_valid_target_attribute_rec): Use strcmp
4090 instead of strncmp when checking for thumb and arm. Formatting fixes.
4092 2019-04-12 Iain Buclaw <ibuclaw@gdcproject.org>
4094 * doc/install.texi: Document --with-target-system-zlib.
4096 2019-04-12 Martin Sebor <msebor@redhat.com>
4102 * targhooks.c (default_vector_alignment): Avoid assuming
4103 argument fits in SHWI.
4104 * tree.h (TYPE_VECTOR_SUBPARTS): Avoid sign overflow in
4106 * doc/extend.texi (__builtin_has_attribute): Add a clarifying note.
4108 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4110 PR rtl-optimization/89965
4111 * dce.c: Include rtl-iter.h.
4112 (struct check_argument_load_data): New type.
4113 (check_argument_load): New function.
4114 (find_call_stack_args): Check for loads from stack slots still tracked
4115 in sp_bytes and punt if any is found.
4117 * config/mips/loongson-mmiintrin.h: Fix up #error message.
4119 2019-04-12 Jan Hubicka <hubicka@ucw.cz>
4121 * params.def (PARAM_MAX_LTO_STREAMING_PARALLELISM): New parameter.
4122 * doc/invoke.texi (max-lto-streaming-paralellism): New --param.
4124 2019-04-12 Martin Liska <mliska@suse.cz>
4127 * multiple_target.c (create_dispatcher_calls): Wrap ifunc
4129 (separate_attrs): Handle multiple 'default's.
4130 (expand_target_clones): Rework error handling code.
4132 2019-04-12 Kelvin Nilsen <kelvin@gcc.gnu.org>
4135 * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): Use inner
4136 mode of vector rather than mode of destination for move instruction.
4137 * config/rs6000/vsx.md (*vsx_extract_<mode>_<VS_scalar>mode_var):
4138 Use QI inner mode with V16QI vector mode.
4140 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4143 * config/tilepro/tilepro.c (tilepro_print_operand): Use just
4144 "invalid %%t operand" in output_operand_lossage message.
4146 2019-04-12 Andreas Krebbel <krebbel@linux.ibm.com>
4148 * config/s390/predicates.md (permute_pattern_operand): New
4150 * config/s390/vector.md ("*vec_splats_bswap_vec<mode>"): Add USE
4151 operand for the permute pattern.
4152 ("*vec_perm<mode>"): New insn definition.
4153 ("bswap<mode>"): Generate the permute pattern operand in the
4154 expander and perform the operand reloads for pre arch13 level
4156 ("*bswap<mode>_emu"): Rename to ...
4157 ("*bswap<mode>"): ... this. And make the splitter vxe2 only.
4158 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>"):
4159 Add the USE operand for the permute pattern.
4160 ("*vec_set_bswap_vec<mode>"): Likewise.
4162 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4165 * varasm.c (assemble_start_function): Don't use tree_fits_uhwi_p
4166 and gcc_unreachable if it fails, just call tree_to_uhwi which
4167 verifies that too. Test TREE_CHAIN instead of list_length > 1.
4168 Start warning message with a lower-case letter. Formatting fixes.
4170 PR rtl-optimization/90026
4171 * cfgcleanup.c (try_optimize_cfg): When removing empty bb with no
4172 successors, look for BARRIERs inside of the whole BB_FOOTER chain
4173 rather than just at the start of it. If e->src BB_FOOTER is not NULL
4174 in cfglayout mode, use emit_barrier_after_bb.
4176 2018-04-11 Steve Ellcey <sellcey@marvell.com>
4178 PR rtl-optimization/87763
4179 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>4_noshift_alt):
4182 2019-04-11 Tom de Vries <tdevries@suse.de>
4184 * doc/extend.texi (@node Statement Exprs): Note variable shadowing at
4185 max macro using statement expression.
4187 2019-04-11 David Edelsohn <dje.gcc@gmail.com>
4189 * xcoffout.h (xcoff_private_rodata_section_name): Declare.
4190 * xcoffout.c (xcoff_private_rodata_section_name): Define.
4191 * config/rs6000/rs6000.c (rs6000_xcoff_asm_init_sections): Create
4192 read_only_private_data_section using xcoff_private_rodata_section_name.
4193 (rs6000_xcoff_file_start): Generate xcoff_private_rodata_section_name.
4195 2019-04-11 Christophe Lyon <christophe.lyon@linaro.org>
4198 * config/aarch64/aarch64.opt (msve-vector-bits): Add missing final '.'.
4200 2019-04-11 Jakub Jelinek <jakub@redhat.com>
4202 PR rtl-optimization/89965
4203 * dce.c (sp_based_mem_offset): New function.
4204 (find_call_stack_args): Use sp_based_mem_offset.
4206 2019-04-11 Jonathan Wakely <jwakely@redhat.com>
4208 * doc/invoke.texi (Optimize Options): Clarify -flive-patching docs.
4210 2019-04-11 Richard Biener <rguenther@suse.de>
4212 PR tree-optimization/90020
4213 * tree-ssa-sccvn.c (vn_reference_may_trap): New function.
4214 * tree-ssa-sccvn.h (vn_reference_may_trap): Declare.
4215 * tree-ssa-pre.c (compute_avail): Use it to not put
4216 possibly trapping references after a call that might not
4217 return into EXP_GEN.
4218 * gcse.c (compute_hash_table_work): Do not elide
4219 marking a block containing a call if the call might not
4222 2019-04-11 Richard Biener <rguenther@suse.de>
4224 PR tree-optimization/90018
4225 * tree-vect-data-refs.c (vect_preserves_scalar_order_p):
4226 Test both SLP and interleaving variants.
4228 2019-04-11 Robin Dapp <rdapp@linux.ibm.com>
4230 * config/s390/8561.md: New file.
4231 * config/s390/driver-native.c (s390_host_detect_local_cpu):
4232 Add arch13 cpu model.
4233 * config/s390/s390-opts.h (enum processor_type): Likewise.
4234 * config/s390/s390.c (s390_get_sched_attrmask): Add arch13.
4235 (s390_get_unit_mask): Likewise.
4236 (s390_is_fpd): Likewise.
4237 (s390_is_fxd): Likewise.
4238 * config/s390/s390.h (s390_tune_attr): Likewise.
4239 * config/s390/s390.md: Include arch13 pipeline description.
4240 * config/s390/s390.opt: Add arch13.
4242 2018-04-10 Steve Ellcey <sellcey@marvell.com>
4244 PR rtl-optimization/87763
4245 * config/aarch64/aarch64-protos.h (aarch64_masks_and_shift_for_bfi_p):
4247 * config/aarch64/aarch64.c (aarch64_masks_and_shift_for_bfi_p):
4249 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>5_shift):
4251 (*aarch64_bfi<GPI:mode>5_shift_alt): Ditto.
4252 (*aarch64_bfi<GPI:mode>4_noand): Ditto.
4253 (*aarch64_bfi<GPI:mode>4_noand_alt): Ditto.
4254 (*aarch64_bfi<GPI:mode>4_noshift): Ditto.
4256 2019-04-10 Jonathan Wakely <jwakely@redhat.com>
4258 * doc/invoke.texi (Optimize Options): Change "Nevertheless" to
4259 "Although" in -fipa-icf documentation.
4261 * doc/invoke.texi (Debugging Options): Explicitly state the semantics
4262 of using multiple -g options.
4264 2019-04-10 Martin Liska <mliska@suse.cz>
4266 PR gcov-profile/89959
4267 * doc/gcov.texi: Make documentation of -x option
4270 2019-04-10 Richard Biener <rguenther@suse.de>
4272 * tree-vectorizer.h (_stmt_vec_info): Remove same_dr_stmt
4274 (DR_GROUP_SAME_DR_STMT): Remove.
4275 * tree-vect-stmts.c (vectorizable_load): Remove unreachable code.
4276 * tree-vect-data-refs.c (vect_analyze_group_access_1): Likewise,
4277 replace with assert.
4278 (vect_analyze_data_ref_accesses): Fix INTEGER_CST comparison.
4279 (vect_record_grouped_load_vectors): Remove unreachable code.
4281 2019-04-10 Richard Earnshaw <rearnsha@arm.com>
4284 * config/aarch64/aarch64.opt (msve-vector-bits): Remove redundant and
4285 obsolete reference to N.
4287 2019-04-10 Jakub Jelinek <jakub@redhat.com>
4290 * expr.c (store_expr): Set properly size on the MEM passed to
4294 * gimple-ssa-sprintf.c (target_to_host): Fix handling of targstr
4295 with strlen in between hostsz-3 and hostsz-1 inclusive when no
4296 translation is needed, and when translation is needed, only append
4297 ... if the string length is hostsz or more bytes long. Avoid using
4300 2019-04-09 Matthew Malcomson <matthew.malcomson@arm.com>
4303 * config/arm/arm.c (neon_valid_immediate): Disallow VOIDmode parameter.
4304 * config/arm/constraints.md (Dm, DN, Dn): Split previous Dn constraint
4306 * config/arm/neon.md (*neon_mov<mode>): Account for TImode and DImode
4307 differences directly.
4308 (*smax<mode>3_neon, vashl<mode>3, vashr<mode>3_imm): Use Dm constraint.
4310 2019-04-09 Jakub Jelinek <jakub@redhat.com>
4312 PR translation/90011
4313 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
4315 * config/arm/freebsd.h (LINK_SPEC): Remove trailing space from -p
4317 * config/riscv/freebsd.h (LINK_SPEC): Likewise.
4318 * config/aarch64/aarch64-freebsd.h (FBSD_TARGET_LINK_SPEC): Likewise.
4319 * config/darwin.h (DRIVER_SELF_SPECS, ASM_FINAL_SPEC): Remove
4320 trailing space from -gsplit-dwarf diagnostics.
4322 PR tree-optimization/89998
4323 * gimple-ssa-sprintf.c (try_substitute_return_value): Use lhs type
4324 instead of integer_type_node if possible, don't add ranges if return
4325 type is not compatible with int.
4326 * gimple-fold.c (gimple_fold_builtin_sprintf,
4327 gimple_fold_builtin_snprintf): Use lhs type instead of hardcoded
4330 2019-04-09 Martin Liska <mliska@suse.cz>
4332 * Makefile.in: Use GENERATOR_CFLAGS for all generators.
4333 * doc/install.texi: Document the new config.
4335 2019-04-09 Richard Sandiford <richard.sandiford@arm.com>
4337 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Always
4338 use gimple_expr_type for load and store calls. Skip over the
4339 condition argument in a conditional internal function.
4340 Protect use of TREE_INT_CST_LOW.
4342 2019-04-09 Jakub Jelinek <jakub@redhat.com>
4345 * config/riscv/riscv.c (riscv_get_interrupt_type): Fix comment typo.
4346 (riscv_merge_decl_attributes): Fix typo in diagnostics. Remove
4347 trailing period from it too.
4349 2019-04-08 wu yuan <wuyuan5@huawei.com>
4351 * config/aarch64/aarch64-cores.def (tsv1100): Change scheduling model.
4352 * config/aarch64/aarch64.md : Add "tsv110.md"
4353 * config/aarch64/tsv110.md: New file.
4355 2019-04-08 Richard Biener <rguenther@suse.de>
4357 PR tree-optimization/90006
4358 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
4361 2019-04-08 Andrea Corallo <andrea.corallo@arm.com>
4364 * config/aarch64/cortex-a57-fma-steering.c (fma_forest): Prohibit copy
4366 (fma_root_node): Likewise.
4367 (func_fma_steering): Likewise.
4369 2019-04-08 Jakub Jelinek <jakub@redhat.com>
4371 PR rtl-optimization/89865
4372 * config/i386/i386.md: Add peepholes for z = x; x ^= y; x != z.
4374 PR rtl-optimization/89865
4375 * config/i386/i386.md
4376 (SWI12 peephole for mem {+,-,&,|,^}= x; mem != 0): Fix up operand
4377 numbers not to clash with the additional operands[4].
4378 (peepholes for mem {+,-,&,|,^}= x; mem != 0): New peephole2s
4379 with extra register copy in the middle.
4381 2019-04-08 Martin Liska <mliska@suse.cz>
4383 PR gcov-profile/89961
4384 * doc/gcov.texi: Document data_file.
4385 * gcov.c (generate_results): Add data_info into JSON output.
4387 2019-04-01 Bin Cheng <bin.cheng@linux.alibaba.com>
4389 PR tree-optimization/89725
4390 * tree-chrec.c (chrec_contains_symbols): New parameter. Handle outer
4391 loop's chrec as invariant symbol.
4392 * tree-chrec.h (chrec_contains_symbols): New parameter.
4393 * tree-data-ref.c (analyze_miv_subscript): Pass new argument.
4394 (build_classic_dist_vector_1, add_other_self_distances): Bypass access
4395 function of loops not in DDR's loop_nest.
4396 * tree-data-ref.h (index_in_loop_nest): Add unreachable check.
4398 2019-04-08 Chenghua Xu <paul.hua.gm@gmail.com>
4401 * config/mips/mips.opt (LOONGSON_EXT2): Use Var instead of
4404 2019-04-07 Uroš Bizjak <ubizjak@gmail.com>
4407 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
4408 Avoid calling gen_lowpart with SYMBOL_REF and LABEL_REF operand.
4410 2019-04-05 Joern Rennecke <joern.rennecke@embecosm.com>
4412 * sched-deps.c (sched_macro_fuse_insns): Check return value of
4413 targetm.fixed_condition_code_regs.
4415 2019-04-05 Richard Biener <rguenther@suse.de>
4419 * tree-cfgcleanup.c (remove_forwarder_block): Always move
4420 debug bind stmts but reset them if they are not valid at the
4423 2019-04-05 Martin Liska <mliska@suse.cz>
4425 PR translation/89936
4426 * collect-utils.c (collect_execute): Use %< and %>, or %qs in
4427 order to wrap keywords or arguments.
4428 * collect2.c (main): Likewise.
4429 (scan_prog_file): Likewise.
4430 (scan_libraries): Likewise.
4431 * common/config/riscv/riscv-common.c
4432 (riscv_subset_list::parsing_subset_version): Likewise.
4433 (riscv_subset_list::parse_std_ext): Likewise.
4434 * config/aarch64/aarch64.c (aarch64_override_options_internal):
4436 * config/arm/arm.c (arm_option_override): Likewise.
4437 * config/cris/cris.c (cris_print_operand): Likewise.
4438 * config/darwin-c.c (darwin_pragma_options): Likewise.
4439 (darwin_pragma_unused): Likewise.
4440 (darwin_pragma_ms_struct): Likewise.
4441 * config/ft32/ft32.c (ft32_print_operand): Likewise.
4442 * config/i386/i386.c (print_reg): Likewise.
4443 (ix86_print_operand): Likewise.
4444 * config/i386/xm-djgpp.h: Likewise.
4445 * config/iq2000/iq2000.c (iq2000_print_operand): Likewise.
4446 * config/m32c/m32c.c (m32c_option_override): Likewise.
4447 * config/msp430/msp430.c (msp430_option_override): Likewise.
4448 * config/nds32/nds32.c (nds32_option_override): Likewise.
4449 * config/nvptx/mkoffload.c (main): Likewise.
4450 * config/rx/rx.c (rx_print_operand): Likewise.
4451 (valid_psw_flag): Likewise.
4452 * config/vms/vms-c.c (vms_pragma_member_alignment): Likewise.
4453 (vms_pragma_nomember_alignment): Likewise.
4454 (vms_pragma_extern_model): Likewise.
4455 * lto-wrapper.c (compile_offload_image): Likewise.
4456 * omp-offload.c (oacc_parse_default_dims): Likewise.
4457 * symtab.c (symtab_node::verify_base): Likewise.
4458 * tlink.c (recompile_files): Likewise.
4459 (start_tweaking): Likewise.
4460 * tree-profile.c (parse_profile_filter): Likewise.
4462 2019-04-05 Richard Sandiford <richard.sandiford@arm.com>
4464 PR tree-optimization/89956
4465 * tree-ssa-math-opts.c (convert_mult_to_fma): Protect against
4466 multiple negates of the same value.
4468 2019-04-04 Martin Sebor <msebor@redhat.com>
4472 * builtins.c (expand_builtin_strnlen): Make sure wi::ltu_p operands
4473 have the same precision since the function crashes otherwise.
4474 * calls.c (maybe_warn_nonstring_arg): Avoid assuming strnlen() call
4475 has non-zero arguments.
4477 2019-04-04 Martin Sebor <msebor@redhat.com>
4480 * gimple-ssa-warn-restrict.c (builtin_access::builtin_access): Bail
4481 out if the number of arguments is less than expected.
4483 2019-04-04 Jeff Law <law@redhat.com>
4485 PR rtl-optimization/89399
4486 * ree.c (combine_set_extension): Use single_set rather than
4487 digging into PATTERN for items on the candidate list.
4488 (combine_reaching_defs): Likewise.
4490 2019-04-04 Richard Sandiford <richard.sandiford@arm.com>
4492 PR rtl-optimization/46590
4493 * loop-invariant.c (find_defs): Move df_remove_problem and
4494 df_process_deferred_rescans to move_invariants.
4495 Move df_live_add_problem and df_live_set_all_dirty calls
4497 (move_invariants): Likewise.
4498 (move_loop_invariants): Likewise, making the df_live calls
4499 conditional on -O. Remove the problem again if we added it
4502 2019-04-03 qing zhao <qing.zhao@oracle.com>
4504 PR tree-optimization/89730
4505 * ipa-inline.c (can_inline_edge_p): Delete the checking for
4506 -flive-patching=inline-only-static.
4507 (can_inline_edge_by_limits_p): Add the checking for
4508 -flive-patching=inline-only-static and grant always_inline
4509 even when -flive-patching=inline-only-static is specified.
4511 2019-04-03 Jeff Law <law@redhat.com>
4513 PR rtl-optimization/81025
4514 * reorg.c (skip_consecutive_labels): Do not skip past a BARRIER.
4516 2019-04-03 Richard Biener <rguenther@suse.de>
4518 PR tree-optimization/84101
4519 * tree-vect-stmts.c: Include explow.h for hard_function_value,
4520 regs.h for hard_regno_nregs.
4521 (cfun_returns): New helper.
4522 (vect_model_store_cost): When vectorizing a store to a decl
4523 we return and the function ABI returns in a multi-reg location
4524 account for the possible spilling that will happen.
4526 2019-04-03 Andreas Krebbel <krebbel@linux.ibm.com>
4528 * config/s390/s390.c (s390_legitimate_address_p): Reject long
4529 displacement addresses for vector mode operands.
4531 2019-04-03 Claudiu Zissulescu <claziss@synopsys.com>
4533 * config/arc/arc.c (GMASK_LEN): Define.
4534 (arc_restore_callee_saves): Restore first blink when
4537 2019-04-03 Sudakshina Das <sudi.das@arm.com>
4539 * doc/extend.texi: Add deprecated comment on sign-return-address
4540 function attribute and add mbranch-protection.
4541 * doc/invoke.texi: Add bti to the options for mbranch-protection.
4543 2019-04-03 Richard Biener <rguenther@suse.de>
4546 * lto-wrapper.c (run_gcc): Avoid implicit rules making
4547 the all target phony.
4549 2019-04-02 Uroš Bizjak <ubizjak@gmail.com>
4553 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
4554 Return false for variable DImode shifts.
4555 (dimode_scalar_chain::compute_convert_gain): Do not handle
4556 register count operand in variable DImode shifts.
4557 (dimode_scalar_chain::make_vector_copies): Remove support to copy
4558 count argument of a variable shift instruction to a vector register.
4559 (dimode_scalar_chain::convert_reg): Remove support to convert
4560 count argument of a variable shift instruction.
4562 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
4564 PR rtl-optimization/84206
4565 * sel-sched-ir.h (get_all_loop_exits): Avoid the outer loop when
4566 iterating over loop headers.
4568 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
4570 PR rtl-optimization/85876
4571 * sel-sched.c (code_motion_path_driver): Avoid unwinding first_insn
4572 beyond the original fence.
4574 2019-04-02 Ulrich Weigand <uweigand@de.ibm.com>
4576 * config.gcc: Mark spu* targets as deprecated/obsolete.
4578 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4580 * config/s390/s390-builtin-types.def: New builtin function type
4581 definitions. Remove unused types.
4582 * config/s390/s390-builtins.def (s390_vcdgb, s390_vcdlgb)
4583 (s390_vcgdb, s390_vclgdb): Remove low-level builtin definitions.
4584 (s390_vec_float, s390_vec_signed, s390_vec_unsigned): New
4585 overloaded builtins.
4586 (s390_vcefb, s390_vcdgb, s390_vcelfb, s390_vcdlgb, s390_vcfeb)
4587 (s390_vcgdb, s390_vclfeb, s390_vclgdb): New low-level builtins.
4588 * config/s390/vecintrin.h (vec_float): New builtin macro definition.
4589 (vec_double, vec_signed, vec_unsigned): Define to use the new
4590 overloaded builtins.
4591 * config/s390/vx-builtins.md ("vec_double_s64", "vec_double_u64"):
4594 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4596 * config/s390/s390-builtin-types.def: New builtin function type
4598 * config/s390/s390-builtins.def (s390_vec_search_string_cc)
4599 (s390_vec_search_string_until_zero_cc): New overloaded builtins.
4600 (s390_vstrsb, s390_vstrsh, s390_vstrsf, s390_vstrszb)
4601 (s390_vstrszh, s390_vstrszf): New low-level builtins.
4602 * config/s390/s390.md (UNSPEC_VEC_VSTRS, UNSPEC_VEC_VSTRSCC): New
4603 constant definitions.
4604 * config/s390/vecintrin.h (vec_search_string_cc)
4605 (vec_search_string_until_zero_cc): New builtin name definitions.
4606 * config/s390/vx-builtins.md ("vstrs<mode>", "vstrsz<mode>"): New
4608 ("vec_vstrs<mode>"): New insn definition.
4610 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4612 * config/s390/s390-builtin-types.def: Add new builtin function
4614 * config/s390/s390-builtins.def (s390_vec_sldb, s390_vec_srdb):
4615 New overloaded builtins.
4616 (s390_vec_sldb, s390_vec_srdb): New low-level builtins. and
4618 * config/s390/s390.md (UNSPEC_VEC_SLDB): Rename to ...
4619 (UNSPEC_VEC_SLDBYTE): ... this.
4620 (UNSPEC_VEC_SLDBIT, UNSPEC_VEC_SRDBIT): New constant definitions.
4621 * config/s390/vecintrin.h (vec_sldb, vec_srdb): New builtin name
4623 * config/s390/vx-builtins.md ("vec_sld<mode>", "vec_sldw<mode>"):
4624 Rename UNSPEC_VEC_SLDB to UNSPEC_VEC_SLDBYTE.
4625 ("vec_sldb<mode>", "vec_srdb<mode>"): New insn definitions.
4627 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4629 ("*vec_splats_bswap_vec<mode>", "*vec_splats_bswap_elem<mode>"):
4630 New insn definition.
4631 * config/s390/vx-builtins.md (V_HW_HSD): Move to ...
4632 * config/s390/vector.md (V_HW_HSD): ... here.
4634 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4636 * config/s390/vecintrin.h: Map vec_vster low-level builtins to vec_vler.
4637 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>")
4638 ("*vec_set_bswap_elem<mode>", "*vec_set_bswap_vec<mode>")
4639 ("*vec_extract_bswap_vec<mode>", "*vec_extract_bswap_elem<mode>"):
4640 New insn definitions.
4642 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4644 * config/s390/s390-builtin-types.def: Add new builtin function type.
4645 * config/s390/s390-builtins.def: Add overloaded builtin
4646 s390_vec_reve and low-level builtins for s390_vler and s390_vster.
4647 * config/s390/s390.md (UNSPEC_VEC_ELTSWAP): New constant definition.
4648 * config/s390/vecintrin.h (vec_reve): New builtin name definition.
4649 * config/s390/vx-builtins.md (V_HW_HSD): New mode iterator.
4650 ("eltswap<mode>"): New expander.
4651 ("*eltswapv16qi", "*eltswap<mode>", "*eltswap<mode>_emu"): New
4654 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4656 * config/s390/s390-builtin-types.def: Add new builtin function types.
4657 * config/s390/s390-builtins.def: Add overloaded builtin
4658 s390_vec_revb. Add low-level builtins for vlbr and vstbr
4660 * config/s390/vecintrin.h (vec_revb): New builtin name definition.
4661 * config/s390/vector.md (VT_HW_HSDT): New mode iterator.
4662 ("bswap<mode>"): New expander.
4663 ("*bswap<mode>", "*bswap<mode>_emu"): New insn definitions.
4665 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4667 * config/s390/s390-builtins.def (B_VXE2): New builtin flag definition.
4668 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Increment
4669 vector builtin version number in __VEC__.
4671 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4673 * config/s390/s390.md (VX_CONV_BFP, VX_CONV_INT): New mode
4675 (SFSI): New mode attribute.
4676 ("*fixuns_truncdfdi2_vx", "*fix_truncdfdi2_bfp_z13")
4677 ("*floatunsdidf2_z13", ): Add support for 32 bit conversions and
4679 ("*fixuns_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_z13")
4680 ("*fix_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_bfp_z13")
4681 ("*floatuns<VX_CONV_INT:mode><VX_CONV_BFP:mode>2_z13"): ... these.
4682 ("floatsi<mode>2"): Add wcefb instruction.
4684 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4686 * config/s390/s390.md ("xde"): Extend mode attribute to vector types.
4687 * config/s390/vector.md (VX_VEC_CONV_BFP, VX_VEC_CONV_INT): New
4689 ("floatv2div2df2", "floatunsv2div2df2", "fix_truncv2dfv2di2")
4690 ("fixuns_truncv2dfv2di2"): Enhance with mode iterator to also
4691 support 32 bit fp-int conversions. Rename to ...
4692 ("float<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
4693 ("floatuns<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
4694 ("fix_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2")
4695 ("fixuns_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2"):
4698 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4700 * config/s390/s390.c (s390_rtx_costs): Do not add extra costs for
4701 if-then-else constructs if we can use the select instruction.
4702 * config/s390/s390.md ("*mov<mode>cc"): Add the new instructions.
4704 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4706 * config/s390/s390.md ("*popcountdi_arch13_cc")
4707 ("*popcountdi_arch13_cconly", "*popcountdi_arch13"): New insn
4709 ("*popcount<mode>", "popcountdi2", "popcountsi2", "popcounthi2"):
4710 Append _z196 to make it ...
4711 ("*popcount<mode>_z196", "popcountdi2_z196", "popcountsi2_z196")
4712 ("popcounthi2_z196"): ... this.
4713 ("popcountdi2_z196"): Remove TARGET_64BIT from the insn condition.
4714 ("popcountdi2", "popcountsi2", "popcounthi2"): New expanders.
4716 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4718 * config/s390/s390.c (s390_canonicalize_comparison): Convert
4719 certain compares for arch13 in order to make use of the condition
4720 code result produced by the new instructions.
4721 (s390_rtx_costs): Adjust the costs for nnrk, nngrk, nork, nogrk,
4722 nxrk, and nxgrk instruction patterns.
4723 * config/s390/s390.md (ANDOR, bitops_name, inv_bitops_name)
4724 (inv_no): Add new code iterator together with some attributes.
4725 ("*andc_split_<mode>"): Disable splitter for arch13.
4726 ("*<ANDOR:bitops_name>c<GPR:mode>_cc")
4727 ("*<ANDOR:bitops_name>c<GPR:mode>_cconly")
4728 ("*<ANDOR:bitops_name>c<GPR:mode>")
4729 ("*n<ANDOR:inv_bitops_name><GPR:mode>_cc")
4730 ("*n<ANDOR:inv_bitops_name><mode>_cconly")
4731 ("*n<ANDOR:inv_bitops_name><mode>", "*nxor<GPR:mode>_cc")
4732 ("*nxor<mode>_cconly", "*nxor<mode>"): New insn definitions.
4734 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4736 * common/config/s390/s390-common.c (processor_flags_table): New
4738 * config.gcc: Support arch13 with the --with-arch= configure flag.
4739 * config/s390/driver-native.c (s390_host_detect_local_cpu):
4740 * config/s390/s390-opts.h (enum processor_type): Add PROCESSOR_ARCH13.
4741 * config/s390/s390.c (s390_get_sched_attrmask)
4742 (s390_get_unit_mask): Add PROCESSOR_ARCH13.
4743 * config/s390/s390.h (enum processor_flags): Add PF_VXE2 and PF_ARCH13.
4744 * config/s390/s390.md (TARGET_CPU_ARCH13, TARGET_CPU_ARCH13_P)
4745 (TARGET_CPU_VXE2, TARGET_CPU_VXE2_P, TARGET_ARCH13)
4746 (TARGET_ARCH13_P, TARGET_VXE2, TARGET_VXE2_P): New macro
4748 * config/s390/s390.opt: Support arch13 as processor type in
4749 command line options.
4751 2019-04-02 Martin Liska <mliska@suse.cz>
4753 PR translation/89912
4754 * params.def (PARAM_GRAPHITE_MAX_ARRAYS_PER_SCOP):
4755 Fix param description of graphite-max-arrays-per-scop.
4757 2019-04-02 Eric Botcazou <ebotcazou@adacore.com>
4759 * config/sparc/linux64.h (ASAN_REJECT_SPEC): New macro.
4760 (ASAN_CC1_SPEC): Use it in 64-bit mode.
4761 * config/sparc/sol2.h (ASAN_REJECT_SPEC): Remove superfluous colon.
4763 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
4765 PR rtl-optimization/85412
4766 * sel-sched.c (sel_sched_region): Assign reset_sched_cycles_p before
4767 sel_sched_region_1, not after.
4769 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
4771 PR rtl-optimization/86928
4772 * sel-sched-ir.c (sel_redirect_edge_and_branch_force): Invoke
4773 compute_live if necessary.
4774 (sel_redirect_edge_and_branch): Likewise.
4776 2019-04-01 Vladimir Makarov <vmakarov@redhat.com>
4778 PR rtl-optimization/89865
4779 * ira-costs.c (process_bb_node_for_hard_reg_moves): Skip hard
4780 register if it is a part of small class.
4782 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
4784 PR rtl-optimization/87273
4785 * sel-sched-ir.c (merge_fences): Remove assert.
4787 2019-04-01 Richard Biener <rguenther@suse.de>
4789 PR tree-optimization/46590
4790 * domwalk.h (dom_walker::dom_walker): Consolidate constructors.
4791 (dom_walker::m_reachability): Add in place of...
4792 (dom_walker::m_skip_unreachable_blocks): ...this.
4793 * domwalk.c (dom_walker::dom_walker): Consoliate constructors.
4794 Move complex initialization ...
4795 (dom_walker::walk): Here. Especially compute m_bb_to_rpo
4796 lazily and initialize edge flags on each invocation.
4797 (dom_walker::bb_reachable): Use m_reachability.
4799 2019-04-01 Martin Liska <mliska@suse.cz>
4802 * opt-suggestions.c (option_proposer::build_option_suggestions):
4803 Add variant without any argument in order to provide better
4806 2019-04-01 Richard Biener <rguenther@suse.de>
4809 * gimple.c: Include langhooks.h.
4810 (gimple_get_alias_set): Treat enumeral types as the underlying
4813 2019-03-29 Kugan Vivekanandarajah <kuganv@linaro.org>
4814 Eric Botcazou <ebotcazou@adacore.com>
4816 PR rtl-optimization/89862
4817 * rtl.h (word_register_operation_p): Exclude CONST_INT from operations
4818 that operates on the full registers for WORD_REGISTER_OPERATIONS
4821 2019-03-29 Jim Wilson <jimw@sifive.com>
4823 * common/config/riscv/riscv-common.c (riscv_parse_arch_string):
4824 Clear MASK_RVC and then set if C subset supported.
4826 2019-03-29 Jakub Jelinek <jakub@redhat.com>
4829 * gimplify.c (gimplify_compound_literal_expr): Don't optimize a
4830 non-addressable complit into its initializer if it is volatile.
4832 2019-03-29 Roman Zhuykov <zhroma@ispras.ru>
4834 * opts-common.c (integral_argument): Set errno properly in one case.
4836 2019-03-29 Martin Liska <mliska@suse.cz>
4838 * doc/invoke.texi: Remove -Wchkp from documentation.
4840 2019-03-29 Martin Liska <mliska@suse.cz>
4842 * dbgcnt.c (print_limit_reach): New function.
4845 2019-03-29 Martin Liska <mliska@suse.cz>
4847 * dbgcnt.c (dbg_cnt_process_single_pair): Fix GNU coding style.
4848 (dbg_cnt_process_opt): Parse first tokens aas
4849 dbg_cnt_process_single_pair is also using strtok.
4851 2019-03-29 Jakub Jelinek <jakub@redhat.com>
4853 PR rtl-optimization/87485
4854 * function.c (expand_function_end): Move stack_protect_epilogue
4855 before loading of return value into hard register(s).
4857 2019-03-28 Jakub Jelinek <jakub@redhat.com>
4860 * tree-inline.h (struct copy_body_data): Add
4861 dont_remap_vla_if_no_change flag.
4862 * tree-inline.c (remap_type_3, remap_type_2): New functions.
4863 (remap_type): Don't remap vla types if id->dont_remap_vla_if_no_change
4864 and remap_type_2 returns false.
4865 * omp-low.c (new_omp_context): Set ctx->cb.dont_remap_vla_if_no_change.
4866 Move ctx->cb.adjust_array_error_bounds setting to the outermost ctx
4867 only from where it is copied to nested contexts.
4869 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
4872 * config/i386/i386.md (RMW operation with LEA peephole):
4873 Use LEAMODE mode attribute instead of SWI mode iterator for
4876 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
4879 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
4880 Also process XEXP (src, 0) of a shift insn.
4882 2019-03-28 David Malcolm <dmalcolm@redhat.com>
4885 * optinfo-emit-json.cc (optrecord_json_writer::optinfo_to_json):
4886 Use DECL_ASSEMBLER_NAME rather than get_fnname_from_decl.
4888 2019-03-28 Jakub Jelinek <jakub@redhat.com>
4890 * regcprop.c (copyprop_hardreg_forward_1): Remove redundant INSN_P
4892 (cprop_hardreg_bb, cprop_hardreg_debug): New functions.
4893 (pass_cprop_hardreg::execute): Use those. Don't repeat bb processing
4894 immediately after first one with df_analyze in between, but rather
4895 process all bbs, queueing ones that need second pass in a worklist,
4896 df_analyze, process queued debug insn changes and if second pass is
4897 needed, process bbs from worklist, df_analyze, process queued debug
4900 * rtl.h (NONDEBUG_INSN_P): Define as NONJUMP_INSN_P or JUMP_P
4901 or CALL_P instead of INSN_P && !DEBUG_INSN_P.
4902 (INSN_P): Define using NONDEBUG_INSN_P or DEBUG_INSN_P.
4904 2019-03-28 Jonathan Wakely <jwakely@redhat.com>
4907 * gengtype.h (create_nested_ptr_option): Fix parameter names to match
4910 2019-03-27 Mateusz B <mateuszb@poczta.onet.pl>
4913 * config/i386/i386.c (ix86_function_value_1): Call the newly added
4914 function for 32-bit MS_ABI.
4915 (function_value_ms_32): New function.
4917 2019-03-27 Andrew Stubbs <ams@codesourcery.com>
4919 * config/gcn/gcn.md (CC_SAVE_REG): New constant.
4920 (movdi): Call gen_movdi_symbol_save_scc.
4921 (gen_movdi_symbol_save_scc): New insn and split.
4923 2019-03-27 Peter Bergner <bergner@linux.ibm.com>
4925 PR rtl-optimization/89313
4926 * function.c (matching_constraint_num): New static function.
4927 (match_asm_constraints_1): Use it. Fixup white space and comment.
4928 Don't replace inputs with non-matching constraints which conflict
4929 with early clobber outputs.
4931 2019-03-27 Jeff Law <law@redhat.com>
4934 PR rtl-optimization/87761
4935 PR rtl-optimization/89826
4936 * regcprop.c (copyprop_hardreg_forward_1): Move may_trap_p test
4938 (pass_cprop_hardreg::execute): Call df_analyze after adding the
4939 note problem to get REG_DEAD/REG_UNUSED notes updated.
4941 2019-03-27 Richard Biener <rguenther@suse.de>
4943 PR tree-optimization/89463
4944 * tree-ssa-dce.c (remove_dead_stmt): Take output vector to
4945 queue edges to remove.
4946 (eliminate_unnecessary_stmts): Remove dead PHIs alongside
4947 dead stmts. Delay edge removal until PHIs are removed to
4948 make debug-stmt creation not confused by seemingly degenerate
4951 2019-03-27 Alan Modra <amodra@gmail.com>
4953 * config/rs6000/rs6000.h: Rename NON_SPECIAL_REGS to GEN_OR_FLOAT_REGS
4955 * config/rs6000/darwin.h: Likewise.
4956 * config/rs6000/rs6000.c: Likewise.
4958 2019-03-27 Alan Modra <amodra@gmail.com>
4960 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Always
4961 assign rs6000_hard_regno_mode_ok_p[m][r]. Formatting.
4963 2019-03-26 Andrew Waterman <andrew@sifive.com>
4964 Jim Wilson <jimw@sifive.com>
4966 * config/riscv/generic.md (generic_alu, generic_load, generic_store)
4967 (generic_xfer, generic_branch, generic_imul, generic_idivsi)
4968 (generic_idivdi, generic_fmul_single, generic_fmul_double)
4969 (generic_fdiv, generic_fsqrt): Add check for generic tune.
4970 (generic_alu): Add auipc to type list.
4971 * config/riscv/riscv-opts.h (enum riscv_microarchitecture_type): New.
4972 (riscv_microarchitecture): Declare.
4973 * config/riscv/riscv-protos.h (riscv_store_data_bypass_p): Declare.
4974 * config/riscv/riscv.c (struct riscv_cpu_info): Add microarchitecture
4976 (riscv_microarchitecture): New.
4977 (sifive_7_tune_info): New.
4978 (riscv_cpu_info_table): Add microarchitecture value for rocket and
4979 size. Add sifive-3-series, sifive-5-series, and sifive-7-series
4981 (riscv_store_data_bypass_p): New.
4982 (riscv_option_override): Set riscv_microarchitecture from
4983 cpu->microarchitecture.
4984 * config/riscv/riscv.md: Include sifive-7.md.
4987 (auipc<mode>): Change type to auipc.
4988 (restore_stack_nonlocal): New.
4989 * config/riscv/sifive-7.md: New.
4990 * doc/invoke.texi (RISC-V Options): Update mtune docs.
4992 2019-03-26 Uroš Bizjak <ubizjak@gmail.com>
4995 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
4996 Also process XEXP (src, 0) of a shift insn.
4998 2019-03-26 Richard Biener <rguenther@suse.de>
5000 * tree-inline.c (remap_gimple_stmt): Cache gimple_block.
5001 (copy_debug_stmt): Likewise.
5002 (expand_call_inline): Likewise.
5003 (copy_bb): Avoid redundant lookup & set of gimple_block.
5004 * gimple-low.c (lower_gimple_return): Likewise.
5005 (lower_builtin_setjmp): Likewise.
5007 2019-03-26 Jakub Jelinek <jakub@redhat.com>
5009 * hash-table.h (hash_table::m_gather_mem_stats): If GATHER_STATISTICS
5010 is constant 0, turn into static const data member initialized to false.
5011 (hash_table::hash_table): Only initialize m_gather_mem_stats #if
5012 GATHER_STATISTICS. Add ATTRIBUTE_UNUSED to gather_mem_stats param.
5014 2019-03-26 Jason Merrill <jason@redhat.com>
5015 Jakub Jelinek <jakub@redhat.com>
5017 * mem-stats.h (mem_alloc_description::unregister_descriptor): New
5019 (mem_alloc_description::release_object_overhead): Fix comment typos.
5020 * hash-table.h (hash_table::~hash_table): Call
5021 release_instance_overhead only if m_entries is non-NULL, otherwise
5022 call unregister_descriptor.
5024 2019-03-26 Bin Cheng <bin.cheng@linux.alibaba.com>
5026 PR tree-optimization/81740
5027 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
5028 In case of outer loop vectorization, check for backward dependence
5029 at the inner loop if outer loop dependence is reversed.
5031 2019-03-26 Alan Modra <amodra@gmail.com>
5033 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Correct
5034 rs6000_vector_mem init. Correct wI and wJ comment.
5036 2019-03-25 Alexander Monakov <amonakov@ispras.ru>
5038 PR rtl-optimization/88347
5039 PR rtl-optimization/88423
5040 * sched-deps.c (sched_analyze_insn): Take into account that for
5041 tablejumps the barrier appears after a label and a jump_table_data.
5043 2019-03-25 Martin Sebor <msebor@redhat.com>
5046 * c-common.c (check_user_alignment): Rename local. Correct maximum
5047 alignment in diagnostic. Avoid assuming argument fits in SHWI,
5048 convert it to UHWI when it fits.
5050 2019-03-25 Johan Karlsson <johan.karlsson@enea.com>
5053 * dwarf2out.c (premark_used_variables): New function.
5054 (prune_unused_types_walk): Do not mark not premarked external
5056 (prune_unused_types): Call premark_used_variables.
5058 2019-03-25 Vladimir Makarov <vmakarov@redhat.com>
5060 PR rtl-optimization/89676
5061 * lra-constraints.c (curr_insn_transform): Do match reload for
5062 early clobbers when the match was successful only for different
5065 2019-03-25 Martin Sebor <msebor@redhat.com>
5067 * doc/extend.texi (Common Type Attributes): Document vector_size.
5068 (Common Variable Attributes): Mention size constraint. Correct
5070 (Vector Extensions): Use @dfn when defining bas type. Clarify
5071 base type and size constraints.
5073 2019-03-25 Richard Biener <rguenther@suse.de>
5075 PR tree-optimization/89789
5076 * tree-ssa-sccvn.c (set_ssa_val_to): Do not allow lattice
5077 changes from non-undefined back to undefined.
5079 2019-03-25 Thomas Otto <thomas.otto@pdv-fs.de>
5081 * dwarf2out.c (comp_dir_string): cached_wd could be set to both a
5082 heap string and a gc string, but since this variable is unknown to
5083 ggc the gc string might get reused and corrupted. Fixed by always
5084 using a heap string.
5086 2019-03-25 Richard Biener <rguenther@suse.de>
5088 PR tree-optimization/89779
5089 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Return
5090 to remove IV defs, delay actual removal.
5091 (tree_ssa_iv_optimize_loop): Likewise. Avoid SCEV reset.
5092 (tree_ssa_iv_optimize): Remove eliminated IV defs at the
5093 very end, properly also reset loop control IV information.
5095 2019-03-25 Richard Biener <rguenther@suse.de>
5097 PR tree-optimization/89802
5098 * tree-ssa-math-opts.c (convert_mult_to_fma_1): Properly
5099 move EH data to folded stmt.
5101 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
5103 * config/s390/s390-builtin-types.def: Remove few unused types and
5104 fix sort order for others.
5106 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
5108 * config/s390/s390-c.c (s390_fn_types_compatible): Print the
5109 expected and found types with -mdebug during builtin matching.
5111 2019-03-25 Richard Biener <rguenther@suse.de>
5114 * fold-const.c (operand_equal_p): Revert last change with
5117 2019-03-24 Segher Boessenkool <segher@kernel.crashing.org>
5119 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add REG_EQUAL
5120 notes for the result of the __tls_get_addr calls.
5121 * config/rs6000/rs6000.md (unspec UNSPEC_TLS_GET_ADDR): New.
5123 2019-03-24 Jeff Law <law@redhat.com>
5125 * config/bfin/bfin.md (movpdi): Fix length for alternative 1.
5127 PR rtl-optimization/87761
5128 * regcprop.c (copyprop_hardreg_forward_1): Check may_trap_p on SET,
5129 not INSN. Also check RTX_FRAME_RELATED_P. Queue insns for DF rescan
5131 (pass_cprop_hardreg::execute): Add df note problem and defer insn
5132 rescans. Reprocess blocks as needed, calling df_analyze before
5133 reprocessing. Always call df_analyze before fixing up debug bind
5136 2019-03-23 Segher Boessenkool <segher@kernel.crashing.org>
5138 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Implement for 32-bit
5141 2019-03-22 Andrew Pinski <apinski@marvell.com>
5143 * config/aarch64/aarch64.md (zero_extendsidi2_aarch64): Fix type
5144 attrribute for uxtw.
5146 2019-03-26 Jeff Law <law@redhat.com>
5148 PR rtl-optimization/87761
5149 * config/mips/mips-protos.h (mips_split_move): Add new argument.
5150 (mips_emit_move_or_split): Pass NULL for INSN into mips_split_move.
5151 (mips_split_move): Accept new INSN argument. Try to forward SRC
5152 into the next instruction.
5153 (mips_split_move_insn): Pass INSN through to mips_split_move.
5155 2019-03-22 Vladimir Makarov <vmakarov@redhat.com>
5157 PR rtl-optimization/89676
5158 * lra-constraints.c (curr_insn_transform): Do match reload for
5159 early clobbers even if the match was successful.
5161 2019-03-22 Jakub Jelinek <jakub@redhat.com>
5164 * doc/invoke.texi (-fconstexpr-ops-limit=): Document.
5166 2019-03-22 Bill Schmidt <wschmidt@linux.ibm.com>
5168 * config/rs6000/mmintrin.h (_mm_sub_pi32): Fix typo.
5170 2019-03-22 Jakub Jelinek <jakub@redhat.com>
5172 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>,
5173 <avx512>_fmsub_<mode>_mask3<round_name>,
5174 <avx512>_fnmadd_<mode>_mask3<round_name>,
5175 <avx512>_fnmsub_<mode>_mask3<round_name>,
5176 avx512f_vmfmadd_<mode>_mask3<round_name>,
5177 avx512f_vmfmsub_<mode>_mask3<round_name>,
5178 *avx512f_vmfnmadd_<mode>_mask3<round_name>): Use <round_nimm_predicate>
5179 instead of register_operand and %v instead of v for match_operand 1.
5180 (avx512f_vmfnmsub_<mode>_mask3<round_name>): Rename to ...
5181 (*avx512f_vmfnmsub_<mode>_mask3<round_name>): ... this. Use
5182 <round_nimm_predicate> instead of register_operand and %v instead of v
5183 for match_operand 1.
5185 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask<round_name>,
5186 <avx512>_fmadd_<mode>_mask3<round_name>,
5187 <avx512>_fmsub_<mode>_mask<round_name>,
5188 <avx512>_fmsub_<mode>_mask3<round_name>,
5189 <avx512>_fnmadd_<mode>_mask<round_name>,
5190 <avx512>_fnmadd_<mode>_mask3<round_name>,
5191 <avx512>_fnmsub_<mode>_mask<round_name>,
5192 <avx512>_fnmsub_<mode>_mask3<round_name>,
5193 <avx512>_fmaddsub_<mode>_mask<round_name>,
5194 <avx512>_fmaddsub_<mode>_mask3<round_name>,
5195 <avx512>_fmsubadd_<mode>_mask<round_name>,
5196 <avx512>_fmsubadd_<mode>_mask3<round_name>): Use
5197 <round_nimm_predicate> instead of nonimmediate_operand.
5198 (fmai_vmfmadd_<mode><round_name>, fmai_vmfmsub_<mode><round_name>,
5199 fmai_vmfnmadd_<mode><round_name>, fmai_vmfnmsub_<mode><round_name>):
5200 Use register_operand instead of <round_nimm_predicate> for the
5201 operand that needs to match output.
5202 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>,
5203 *fmai_fnmadd_<mode><round_name>, *fmai_fnmsub_<mode><round_name>):
5204 Likewise. Formatting fixes.
5207 * config/i386/i386.c (enum ix86_builtins): Remove
5208 IX86_BUILTIN_VFMSUBSD3_MASK3 and IX86_BUILTIN_VFMSUBSS3_MASK3.
5209 * config/i386/i386-builtin.def (__builtin_ia32_vfmaddsd3_mask,
5210 __builtin_ia32_vfmaddsd3_mask3, __builtin_ia32_vfmaddsd3_maskz,
5211 __builtin_ia32_vfmsubsd3_mask3, __builtin_ia32_vfmaddss3_mask,
5212 __builtin_ia32_vfmaddss3_mask3, __builtin_ia32_vfmaddss3_maskz,
5213 __builtin_ia32_vfmsubss3_mask3): New builtins.
5214 * config/i386/sse.md (avx512f_vmfmadd_<mode>_mask<round_name>,
5215 avx512f_vmfmadd_<mode>_mask3<round_name>,
5216 avx512f_vmfmadd_<mode>_maskz_1<round_name>,
5217 *avx512f_vmfmsub_<mode>_mask<round_name>,
5218 avx512f_vmfmsub_<mode>_mask3<round_name>,
5219 *avx512f_vmfmasub_<mode>_maskz_1<round_name>,
5220 *avx512f_vmfnmadd_<mode>_mask<round_name>,
5221 *avx512f_vmfnmadd_<mode>_mask3<round_name>,
5222 *avx512f_vmfnmadd_<mode>_maskz_1<round_name>,
5223 *avx512f_vmfnmsub_<mode>_mask<round_name>,
5224 avx512f_vmfnmsub_<mode>_mask3<round_name>,
5225 *avx512f_vmfnmsub_<mode>_maskz_1<round_name>): New define_insns.
5226 (avx512f_vmfmadd_<mode>_maskz<round_expand_name>): New define_expand.
5227 * config/i386/avx512fintrin.h (_mm_mask_fmadd_sd, _mm_mask_fmadd_ss,
5228 _mm_mask3_fmadd_sd, _mm_mask3_fmadd_ss, _mm_maskz_fmadd_sd,
5229 _mm_maskz_fmadd_ss, _mm_mask_fmsub_sd, _mm_mask_fmsub_ss,
5230 _mm_mask3_fmsub_sd, _mm_mask3_fmsub_ss, _mm_maskz_fmsub_sd,
5231 _mm_maskz_fmsub_ss, _mm_mask_fnmadd_sd, _mm_mask_fnmadd_ss,
5232 _mm_mask3_fnmadd_sd, _mm_mask3_fnmadd_ss, _mm_maskz_fnmadd_sd,
5233 _mm_maskz_fnmadd_ss, _mm_mask_fnmsub_sd, _mm_mask_fnmsub_ss,
5234 _mm_mask3_fnmsub_sd, _mm_mask3_fnmsub_ss, _mm_maskz_fnmsub_sd,
5235 _mm_maskz_fnmsub_ss, _mm_mask_fmadd_round_sd, _mm_mask_fmadd_round_ss,
5236 _mm_mask3_fmadd_round_sd, _mm_mask3_fmadd_round_ss,
5237 _mm_maskz_fmadd_round_sd, _mm_maskz_fmadd_round_ss,
5238 _mm_mask_fmsub_round_sd, _mm_mask_fmsub_round_ss,
5239 _mm_mask3_fmsub_round_sd, _mm_mask3_fmsub_round_ss,
5240 _mm_maskz_fmsub_round_sd, _mm_maskz_fmsub_round_ss,
5241 _mm_mask_fnmadd_round_sd, _mm_mask_fnmadd_round_ss,
5242 _mm_mask3_fnmadd_round_sd, _mm_mask3_fnmadd_round_ss,
5243 _mm_maskz_fnmadd_round_sd, _mm_maskz_fnmadd_round_ss,
5244 _mm_mask_fnmsub_round_sd, _mm_mask_fnmsub_round_ss,
5245 _mm_mask3_fnmsub_round_sd, _mm_mask3_fnmsub_round_ss,
5246 _mm_maskz_fnmsub_round_sd, _mm_maskz_fnmsub_round_ss): New intrinsics.
5248 2019-03-21 Martin Sebor <msebor@redhat.com>
5250 PR tree-optimization/89350
5251 * builtins.c (compute_objsize): Also ignore offsets whose upper
5253 * gimple-ssa-warn-restrict.c (builtin_memref): Add new member.
5254 (builtin_memref::builtin_memref): Initialize new member.
5255 Allow EXPR to be null.
5256 (builtin_memref::extend_offset_range): Replace local with a member.
5257 Avoid assuming pointer offsets are unsigned.
5258 (builtin_memref::set_base_and_offset): Determine base object
5259 before computing offset range.
5260 (builtin_access::builtin_access): Handle memset.
5261 (builtin_access::generic_overlap): Replace local with a member.
5262 (builtin_access::strcat_overlap): Same.
5263 (builtin_access::overlap): Same.
5264 (maybe_diag_overlap): Same.
5265 (maybe_diag_access_bounds): Same.
5266 (wrestrict_dom_walker::check_call): Handle memset.
5267 (check_bounds_or_overlap): Same.
5269 2019-03-21 Jan Hubicka <hubicka@ucw.cz>
5270 Jakub Jelinek <jakub@redhat.com>
5273 * tree.c (fld_type_variant, fld_incomplete_type_of,
5274 fld_process_array_type): Call fld->pset.add and don't call
5275 add_tree_to_fld_list if it returns true.
5276 (free_lang_data_in_type): Similarly with self-recursive call. Purge
5277 non-marked types from TYPE_NEXT_VARIANT list.
5278 (find_decls_types_r): Call fld_worklist_push for TYPE_CANONICAL (t).
5280 2019-03-21 Jakub Jelinek <jakub@redhat.com>
5282 * hash-table.h (hash_table): Add Lazy template parameter defaulted
5283 to false, if true, don't alloc_entries during construction, but defer
5284 it to the first method that needs m_entries allocated.
5285 (hash_table::hash_table, hash_table::~hash_table,
5286 hash_table::alloc_entries, hash_table::find_empty_slot_for_expand,
5287 hash_table::too_empty_p, hash_table::expand, hash_table::empty_slow,
5288 hash_table::clear_slot, hash_table::traverse_noresize,
5289 hash_table::traverse, hash_table::iterator::slide): Adjust all methods.
5290 * hash-set.h (hash_set): Add Lazy template parameter defaulted to
5292 (hash_set::contains): If Lazy is true, use find_slot_with_hash with
5293 NO_INSERT instead of find_with_hash.
5294 (hash_set::traverse, hash_set::iterator, hash_set::iterator::m_iter,
5295 hash_set::m_table): Add Lazy to template params of hash_table.
5296 (gt_ggc_mx, gt_pch_nx): Use false as Lazy in hash_set template param.
5297 * attribs.c (test_attribute_exclusions): Likewise.
5298 * hash-set-tests.c (test_set_of_strings): Add iterator tests for
5299 hash_set. Add tests for hash_set with Lazy = true.
5301 2019-03-21 Richard Biener <rguenther@suse.de>
5303 PR tree-optimization/89779
5304 * tree.c (tree_nop_conversion): Consolidate and fix defensive
5305 checks with respect to released SSA names now having error_mark_node
5307 * fold-const.c (operand_equal_p): Likewise.
5309 2019-03-20 Andreas Krebbel <krebbel@linux.ibm.com>
5312 * config/s390/s390.c (global_not_special_regno_p): Move to make it
5314 (s390_optimize_register_info): Use global_not_special_regno_p to
5315 check for global regs.
5317 2019-03-20 Jakub Jelinek <jakub@redhat.com>
5320 * lra-constraints.c (process_alt_operands) <reg>: For BLKmode, don't
5321 update this_alternative nor this_alternative_set.
5323 2019-03-19 Jim Wilson <jimw@sifive.com>
5326 * config/riscv/riscv.c (riscv_valid_lo_sum_p): New arg x. New locals
5327 align, size, offset. Use them to handle a BLKmode reference. Update
5329 (riscv_classify_address): Pass info->offset to riscv_valid_lo_sum_p.
5331 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5333 PR rtl-optimization/89768
5334 * loop-unroll.c (unroll_loop_constant_iterations): Use gen_int_mode
5336 (unroll_loop_runtime_iterations): Likewise.
5338 2019-03-19 Martin Sebor <msebor@redhat.com>
5340 PR tree-optimization/89644
5341 * tree-ssa-strlen.c (handle_builtin_stxncpy): Use full_string_p
5342 rather than endptr as an indicator of nul-termination.
5344 PR tree-optimization/89644
5345 * tree-ssa-strlen.c (handle_builtin_stxncpy): Consider unterminated
5346 arrays in determining sequence sizes in strncpy and stpncpy.
5348 2019-03-19 Martin Liska <mliska@suse.cz>
5351 * predict.c (combine_predictions_for_bb): Empty likely_edges and
5352 unlikely_edges if there's an edge that belongs to both these sets.
5354 2018-03-19 Segher Boessenkool <segher@kernel.crashing.org>
5357 * config/rs6000/rs6000.md (fix_trunc<mode>si2_stfiwx): If we have a
5358 non-TARGET_MFCRF target, and the dest is memory but not 32-bit aligned,
5359 go via a stack temporary.
5361 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5364 * config/mips/mips.c (mips_expand_vec_cond_expr): Use gen_lowpart
5365 instead of gen_rtx_SUBREG.
5366 * config/mips/mips-msa.md (vec_extract<mode><unitmode>): Likewise.
5368 2019-03-19 Richard Biener <rguenther@suse.de>
5371 * opts.c (finish_options): Disable -gsplit-dwarf when doing LTO.
5373 2019-03-19 Jan Hubicka <hubicka@ucw.cz>
5377 * tree.c (free_lang_data_in_decl): Do not free context of C++
5380 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5383 * config/arm/arm.md (cmpsi2_addneg): Swap the alternatives and use
5384 subs for the first alternative except when operands[3] is 1.
5387 * gimplify.c (gimplify_asm_expr): For output argument with
5388 TREE_ADDRESSABLE type, clear allows_reg if it allows memory, otherwise
5391 2019-03-19 Eric Botcazou <ebotcazou@adacore.com>
5393 PR rtl-optimization/89753
5394 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
5395 explicit unrolling factor even more robust.
5397 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5400 * config/i386/i386.c (ix86_expand_floorceildf_32): In ceil
5401 compensation use x2 += 1 instead of x2 -= -1 and when honoring
5402 signed zeros, do another copysign after the compensation.
5404 2019-03-18 Martin Sebor <msebor@redhat.com>
5406 PR tree-optimization/89720
5407 * tree-vrp.c (vrp_prop::check_mem_ref): Treat range with max < min
5408 more conservatively, the same as anti-range.
5410 2019-03-18 Richard Biener <rguenther@suse.de>
5413 * tree-ssanames.c (release_ssa_name_fn): For released SSA names
5414 use a TREE_TYPE of error_mark_node to avoid ICEs when dumping
5415 basic-blocks that are removed. Remove restoring SSA_NAME_VAR.
5416 * tree-outof-ssa.c (eliminate_useless_phis): Remove redundant checking.
5418 2019-03-18 Andrew Stubbs <ams@codesourcery.com>
5420 * config/gcn/gcn-run.c (struct output): Make next_output unsigned.
5421 Extend queue to 1024 entries.
5422 Add "consumed" field.
5423 (gomp_print_output): Remove print_index parameter.
5424 Add final parameter.
5425 Change limit to unsigned.
5426 Use consumed field to implement circular buffer.
5427 Detect interrupted print in final pass.
5428 Flush output at the end.
5429 (run): Update gomp_print_output usage.
5430 (main): Initialize kernargs->output_data.consumed.
5432 2019-03-18 Richard Sandiford <richard.sandiford@arm.com>
5434 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Fix the
5435 calculation of the minimum number of scalar iterations for
5436 fully-predicated loops.
5438 2019-03-18 Martin Jambor <mjambor@suse.cz>
5440 PR tree-optimization/89546
5441 * tree-sra.c (propagate_subaccesses_across_link): Requeue new_acc if
5442 any propagation to its children took place.
5444 2019-03-18 Andrew Burgess <andrew.burgess@embecosm.com>
5447 * config/riscv/riscv.c (riscv_pass_fpr_single): Add offset
5448 parameter, and make use of it.
5449 (riscv_get_arg_info): Pass offset to riscv_pass_fpr_single.
5451 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5453 * config/arc/arc.opt (mcode-density-frame): Get the inital value
5454 from TARGET_CODE_DENSITY_FRAME_DEFAULT.
5455 * config/arc/elf.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
5456 * config/arc/linux.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
5457 * config/arc/arc.md (pop_multi_fp_blink): Adjust constraints to
5458 match what the ops is doing.
5459 (push_multi_fp_blink): Likewise.
5460 * config/arc/arc.c (arc_override_options): Enable enter/leave when
5461 compiling for size and elf target.
5462 (arc_save_callee_enter): Adjust note to match what enter/leave
5465 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5467 * config/arc/arc.md (tst_movb): Fix constraint.
5469 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5471 * config/arc/arc.c (TARGET_HAVE_SPECULATION_SAFE_VALUE): Define.
5473 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5475 * config/arc/arc-protos.h (arc_adjust_reg_alloc_order): Declare.
5476 * config/arc/arc.c (arc_conditional_register_usage): Remove all
5477 reg_alloc_order references.
5478 (size_alloc_order): Define.
5479 (arc_adjust_reg_alloc_order): New function.
5480 * config/arc/arc.h (REG_ALLOC_ORDER): Proper define the register
5482 (ADJUST_REG_ALLOC_ORDER): Define.
5483 (HONOR_REG_ALLOC_ORDER): Likewise.
5485 2019-03-18 Richard Biener <rguenther@suse.de>
5488 * config/i386/i386.c (ix86_add_stmt_cost): Pessimize strided
5489 loads and stores a bit more.
5491 2019-03-18 Richard Biener <rguenther@suse.de>
5494 * config/i386/i386.c (ix86_add_stmt_cost): Apply strided
5495 load pessimization to stores as well.
5497 2019-03-18 Andrey Belevantsev <abel@ispras.ru>
5500 * sel-sched.c (compute_av_set_at_bb_end): When we have an ineligible
5501 successor, use NULL as its av set.
5503 2019-03-15 Segher Boessenkool <segher@kernel.crashing.org>
5505 PR rtl-optimization/89721
5506 * lra-constraints (invariant_p): Return false if side_effects_p holds.
5508 2019-03-15 Kelvin Nilsen <kelvin@gcc.gnu.org>
5511 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5512 When handling vec_extract, use modular arithmetic to allow
5513 constant selectors greater than vector length.
5514 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Allow
5515 V1TImode vectors to have constant selector values greater than 0.
5516 Use modular arithmetic to compute vector index.
5517 (rs6000_split_vec_extract_var): Use modular arithmetic to compute
5518 index for in-memory vectors. Correct code generation for
5519 in-register vectors.
5520 (altivec_expand_vec_ext_builtin): Use modular arithmetic to
5523 2019-03-15 Alexandre Oliva <aoliva@redhat.com>
5527 * dwarf2out.c (generic_parameter_die): Follow DECL_INITIAL of
5530 2019-03-15 Jakub Jelinek <jakub@redhat.com>
5533 * tree.c (inchash::add_expr): Strip any location wrappers.
5534 * fold-const.c (operand_equal_p): Move stripping of location wrapper
5535 after hash verification.
5538 * dwarf2out.c (add_const_value_attribute): Return false for MINUS,
5539 SIGN_EXTEND and ZERO_EXTEND.
5541 2019-03-14 Jason Merrill <jason@redhat.com>
5542 Jakub Jelinek <jakub@redhat.com>
5544 * hash-table.h (remove_elt_with_hash): Return if slot is NULL rather
5545 than if is_empty (*slot).
5546 * hash-set-tests.c (test_set_of_strings): Add tests for addition of
5547 existing elt and for elt removal.
5548 * hash-map-tests.c (test_map_of_strings_to_int): Add test for removal
5549 of already removed elt.
5551 2019-03-15 H.J. Lu <hongjiu.lu@intel.com>
5554 * config/i386/i386.c (remove_partial_avx_dependency): Handle
5557 2019-03-14 Martin Liska <mliska@suse.cz>
5560 * doc/invoke.texi: Remove -fdump-class-hierarchy option.
5562 2019-03-14 Richard Biener <rguenther@suse.de>
5565 * config/i386/i386.c (make_resolver_func): Properly set
5566 DECL_CONTEXT on the RESULT_DECL.
5567 * config/rs6000/rs6000.c (make_resolver_func): Likewise.
5569 2019-03-14 Richard Biener <rguenther@suse.de>
5571 * gimple-pretty-print.c: Include cfgloop.h.
5572 (dump_gimple_phi): Adjust.
5573 (dump_gimple_bb_header): Dump loop header for GIMPLE.
5574 (pp_cfg_jump): Adjust.
5575 (dump_implicit_edges): Dump fallthru to next block for GIMPLE as well.
5576 * tree-cfg.c (build_gimple_cfg): Remove lower_phi_internal_fn call.
5577 (lower_phi_internal_fn): Remove.
5578 (verify_gimple_call): Remove IFN_PHI special-casing.
5579 (dump_function_to_file): Dump IL state.
5580 * tree-into-ssa.c (rewrite_add_phi_arguments): Revert changes
5581 done to deal with PHI nodes being present in non-SSA state.
5583 2019-03-14 Jakub Jelinek <jakub@redhat.com>
5586 * multiple_target.c (create_dispatcher_calls): Change
5587 references_to_redirect from vector of ipa_ref * to vector of ipa_ref.
5588 In the node->iterate_referring loop, push *ref rather than ref, call
5589 ref->remove_reference () and always pass 0 to iterate_referring.
5591 PR rtl-optimization/89679
5592 * expmed.c (expand_mult_const): Don't add a REG_EQUAL note if it
5593 would contain a paradoxical SUBREG.
5595 2019-03-14 Richard Biener <rguenther@suse.de>
5597 PR tree-optimization/89710
5598 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use
5601 2019-03-14 Martin Liska <mliska@suse.cz>
5603 * coverage.c (coverage_begin_function): Stream also
5605 * doc/gcov.texi: Document 2 new fields in JSON file. Improve
5606 documentation about function declaration location.
5607 * gcov-dump.c (tag_function): Print whole range
5608 of function declaration.
5609 * gcov.c (struct function_info): Add end_column field.
5610 (function_info::function_info): Initialize it.
5611 (output_json_intermediate_file): Output {start,end}_column
5613 (read_graph_file): Read end_column.
5615 2019-03-14 Richard Biener <rguenther@suse.de>
5618 * fold-const.c (operand_equal_p): For INDIRECT_REF check
5619 that the access types are similar.
5621 2019-03-14 Jakub Jelinek <jakub@redhat.com>
5623 PR tree-optimization/89703
5624 * tree-ssa-strlen.c (valid_builtin_call): Punt if stmt call types
5625 aren't compatible also with builtin_decl_explicit. Check pure
5626 or non-pure status of BUILT_IN_STR{{,N}CMP,N{LEN,{CAT,CPY}{,_CHK}}}
5627 and BUILT_IN_STPNCPY{,_CHK}.
5629 2019-03-14 H.J. Lu <hongjiu.lu@intel.com>
5632 * config/i386/i386.c (ix86_print_operand): Handle 'M' to add
5633 addr32 prefix to VSIB address for X32.
5634 * config/i386/sse.md (*avx512pf_gatherpf<mode>sf_mask): Prepend
5636 (*avx512pf_gatherpf<mode>df_mask): Likewise.
5637 (*avx512pf_scatterpf<mode>sf_mask): Likewise.
5638 (*avx512pf_scatterpf<mode>df_mask): Likewise.
5639 (*avx2_gathersi<mode>): Prepend "%M3" to opcode.
5640 (*avx2_gathersi<mode>_2): Prepend "%M2" to opcode.
5641 (*avx2_gatherdi<mode>): Prepend "%M3" to opcode.
5642 (*avx2_gatherdi<mode>_2): Prepend "%M2" to opcode.
5643 (*avx2_gatherdi<mode>_3): Prepend "%M3" to opcode.
5644 (*avx2_gatherdi<mode>_4): Prepend "%M2" to opcode.`
5645 (*avx512f_gathersi<mode>): Prepend "%M4" to opcode.
5646 (*avx512f_gathersi<mode>_2): Prepend "%M3" to opcode.
5647 (*avx512f_gatherdi<mode>): Prepend "%M4" to opcode.
5648 (*avx512f_gatherdi<mode>_2): Prepend "%M3" to opcode.
5649 (*avx512f_scattersi<mode>): Prepend "%M0" to opcode.
5650 (*avx512f_scatterdi<mode>): Likewise.
5652 2019-03-13 Vladimir Makarov <vmakarov@redhat.com>
5655 * lra-constraints.c (inherit_in_ebb): Update
5656 potential_reload_hard_regs along with live_hard_regs.
5658 2019-03-13 Jakub Jelinek <jakub@redhat.com>
5661 * dwarf2out.c (size_of_die): For dw_val_class_view_list always use
5663 (value_format): For dw_val_class_view_list never use DW_FORM_loclistx.
5665 2019-03-13 Martin Sebor <msebor@redhat.com>
5667 PR tree-optimization/89662
5668 * tree-vrp.c (vrp_prop::check_mem_ref): Avoid assuming every type
5671 2019-03-13 Richard Biener <rguenther@suse.de>
5674 * tree-scalar-evolution.c (simplify_peeled_chrec): Do not
5675 throw FP expressions at tree-affine.
5677 2019-03-14 Richard Biener <rguenther@suse.de>
5679 * tree-pretty-print.c (dump_generic_node): For -gimple properly
5680 dump negative integer constants using _Literal (type) -num.
5682 2019-03-13 Jakub Jelinek <jakub@redhat.com>
5684 * ipa-param-manipulation.h (struct ipa_parm_adjustment): Remove
5685 nonlocal_value member.
5688 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Handle PHI args.
5689 (ipa_simd_modify_function_body): Handle PHIs.
5691 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
5693 * config/s390/s390.c (s390_option_override_internal): Use more
5694 aggressive inlining parameters.
5696 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
5698 * config/s390/3906.md: New file.
5699 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
5700 (LONGRUNNING_THRESHOLD): Remove.
5701 (MAX_SCHED_MIX_SCORE): Decrease.
5702 (MAX_SCHED_MIX_DISTANCE): Decrease.
5703 (s390_bb_fallthru_entry_likely): Assume fallthru for less than likely.
5704 (struct s390_sched_state): New struct to hold scheduling state.
5705 (S390_SCHED_STATE_NORMAL): Remove.
5706 (S390_SCHED_STATE_CRACKED): Remove.
5707 (S390_SCHED_ATTR_MASK_GROUPOFTWO): Add.
5708 (s390_get_sched_attrmask): Use new attribute.
5709 (s390_get_unit_mask): Use new units.
5710 (s390_is_fpd): New function.
5711 (s390_is_fxd): New function.
5712 (s390_is_longrunning): New function.
5713 (s390_sched_score): Use new functions.
5714 (s390_sched_reorder): Likewise.
5715 (s390_sched_variable_issue): Rework and use new functions.
5716 (s390_sched_init): Use new functions.
5717 * config/s390/s390.h (s390_tune_attr): Add z14.
5718 * config/s390/s390.md: Add z14.
5720 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
5722 * config/s390/2964.md: Update pipeline description.
5723 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
5724 (LONGRUNNING_THRESHOLD): Remove.
5725 (LATENCY_FACTOR): Remove.
5726 (s390_get_unit_mask): Add unit.
5727 (s390_sched_score): Use fxd/fpd.
5728 (s390_sched_variable_issue): Use fxd/fpd.
5730 2019-03-12 Martin Liska <mliska@suse.cz>
5732 * config/i386/i386.c: Reword an error message.
5734 2019-03-12 Martin Jambor <mjambor@suse.cz>
5736 * cgraph.c (cgraph_node::dump): Dump more info for former thunks,
5737 terminate with newline.
5739 2019-03-12 Jakub Jelinek <jakub@redhat.com>
5742 * config/s390/s390.md (tabort): Use %wd instead of
5743 HOST_WIDE_INT_PRINT_DEC in error message, reword to avoid two capital
5744 letters and periods.
5745 * config/tilepro/tilepro.c (tilepro_print_operand): Use %wd in
5746 output_operand_lossage instead of HOST_WIDE_INT_PRINT_DEC, replace
5750 * builtins.c (expand_builtin_int_roundingfn,
5751 expand_builtin_int_roundingfn_2): Return NULL_RTX instead of
5752 gcc_unreachable if validate_arglist fails.
5754 2019-03-12 Richard Biener <rguenther@suse.de>
5756 PR tree-optimization/89664
5757 * tree-ssa-math-opts.c (execute_cse_reciprocals_1): Properly
5758 free the occurance tree after the early out.
5760 2019-03-11 Jakub Jelinek <jakub@redhat.com>
5764 * vr-values.c (vr_values::update_value_range): If
5765 old_vr->varying_p (), don't update it, make new_vr also VARYING
5768 2019-03-11 Martin Liska <mliska@suse.cz>
5770 * config/aarch64/aarch64.c (aarch64_override_options_internal):
5771 Fix double string quoting.
5773 2019-03-11 Martin Liska <mliska@suse.cz>
5775 * collect-utils.c (collect_wait): Wrap apostrophes
5776 in gcc internal format with %'.
5777 * collect2.c (main): Likewise.
5778 (scan_prog_file): Likewise.
5779 (scan_libraries): Likewise.
5780 * config/i386/i386.c (ix86_expand_call): Likewise.
5781 (ix86_handle_interrupt_attribute): Likewise.
5782 * config/nds32/nds32-intrinsic.c (nds32_expand_builtin_impl): Likewise.
5783 * config/nds32/nds32.c (nds32_insert_attributes): Likewise.
5784 * config/rl78/rl78.c (rl78_handle_saddr_attribute): Likewise.
5785 * lto-wrapper.c (find_crtoffloadtable): Likewise.
5786 * symtab.c (symtab_node::verify_base): Likewise.
5787 * tree-cfg.c (verify_gimple_label): Likewise.
5788 * tree.c (verify_type_variant): Likewise.
5790 2019-03-11 Martin Liska <mliska@suse.cz>
5792 * builtins.c (expand_builtin_thread_pointer): Wrap an option name
5793 in a string format message and fix GNU coding style.
5794 (expand_builtin_set_thread_pointer): Likewise.
5795 * common/config/aarch64/aarch64-common.c
5796 (aarch64_rewrite_selected_cpu): Likewise.
5797 * common/config/alpha/alpha-common.c (alpha_handle_option): Likewise.
5798 * common/config/arc/arc-common.c (arc_handle_option): Likewise.
5799 * common/config/arm/arm-common.c (arm_parse_fpu_option): Likewise.
5800 * common/config/bfin/bfin-common.c (bfin_handle_option): Likewise.
5801 * common/config/i386/i386-common.c (ix86_handle_option): Likewise.
5802 * common/config/ia64/ia64-common.c (ia64_handle_option): Likewise.
5803 * common/config/m68k/m68k-common.c (m68k_handle_option): Likewise.
5804 * common/config/msp430/msp430-common.c (msp430_handle_option): Likewise.
5805 * common/config/nds32/nds32-common.c (nds32_handle_option): Likewise.
5806 * common/config/powerpcspe/powerpcspe-common.c (rs6000_handle_option):
5808 * common/config/riscv/riscv-common.c
5809 (riscv_subset_list::parsing_subset_version): Likewise.
5810 (riscv_subset_list::parse_std_ext): Likewise.
5811 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
5812 (riscv_subset_list::parse): Likewise.
5813 * common/config/rs6000/rs6000-common.c (rs6000_handle_option): Likewise.
5814 * config/aarch64/aarch64.c (aarch64_parse_one_option_token): Likewise.
5815 (aarch64_override_options_internal): Likewise.
5816 (aarch64_validate_mcpu): Likewise.
5817 (aarch64_validate_march): Likewise.
5818 (aarch64_validate_mtune): Likewise.
5819 (aarch64_override_options): Likewise.
5820 * config/alpha/alpha.c (alpha_option_override): Likewise.
5821 * config/arc/arc.c (arc_init): Likewise.
5822 (parse_mrgf_banked_regs_option): Likewise.
5823 (arc_override_options): Likewise.
5824 (arc_expand_builtin_aligned): Likewise.
5825 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Likewise.
5826 (arm_expand_builtin): Likewise.
5827 * config/arm/arm.c (arm_option_check_internal): Likewise.
5828 (arm_configure_build_target): Likewise.
5829 (arm_option_override): Likewise.
5830 (arm_options_perform_arch_sanity_checks): Likewise.
5831 (arm_handle_cmse_nonsecure_entry): Likewise.
5832 (arm_handle_cmse_nonsecure_call): Likewise.
5833 (arm_tls_referenced_p): Likewise.
5834 (thumb1_expand_prologue): Likewise.
5835 * config/avr/avr.c (avr_option_override): Likewise.
5836 * config/bfin/bfin.c (bfin_option_override): Likewise.
5837 * config/c6x/c6x.c (c6x_option_override): Likewise.
5838 * config/cr16/cr16.c (cr16_override_options): Likewise.
5839 * config/cris/cris.c (cris_option_override): Likewise.
5840 * config/csky/csky.c (csky_handle_isr_attribute): Likewise.
5841 * config/darwin-c.c (macosx_version_as_macro): Likewise.
5842 * config/darwin.c (darwin_override_options): Likewise.
5843 * config/frv/frv.c (frv_expand_builtin): Likewise.
5844 * config/h8300/h8300.c (h8300_option_override): Likewise.
5845 * config/i386/i386.c (parse_mtune_ctrl_str): Likewise.
5846 (ix86_option_override_internal): Likewise.
5847 (warn_once_call_ms2sysv_xlogues): Likewise.
5848 (ix86_expand_prologue): Likewise.
5849 (split_stack_prologue_scratch_regno): Likewise.
5850 (ix86_warn_parameter_passing_abi): Likewise.
5851 * config/ia64/ia64.c (fix_range): Likewise.
5852 * config/m68k/m68k.c (m68k_option_override): Likewise.
5853 * config/microblaze/microblaze.c (microblaze_option_override): Likewise.
5854 * config/mips/mips.c (mips_emit_probe_stack_range): Likewise.
5855 (mips_set_compression_mode): Likewise.
5856 * config/mmix/mmix.c (mmix_option_override): Likewise.
5857 * config/mn10300/mn10300.c (mn10300_option_override): Likewise.
5858 * config/msp430/msp430.c (msp430_option_override): Likewise.
5859 * config/nds32/nds32.c (nds32_option_override): Likewise.
5860 * config/nios2/nios2.c (nios2_custom_check_insns): Likewise.
5861 (nios2_option_override): Likewise.
5862 (nios2_expand_custom_builtin): Likewise.
5863 * config/nvptx/mkoffload.c (main): Likewise.
5864 * config/nvptx/nvptx.c (diagnose_openacc_conflict): Likewise.
5865 * config/pa/pa.c (fix_range): Likewise.
5866 (pa_option_override): Likewise.
5867 * config/riscv/riscv.c (riscv_parse_cpu): Likewise.
5868 (riscv_option_override): Likewise.
5869 * config/rl78/rl78.c (rl78_option_override): Likewise.
5870 * config/rs6000/aix61.h: Likewise.
5871 * config/rs6000/aix71.h: Likewise.
5872 * config/rs6000/aix72.h: Likewise.
5873 * config/rs6000/driver-rs6000.c (elf_platform): Likewise.
5874 * config/rs6000/freebsd64.h: Likewise.
5875 * config/rs6000/linux64.h: Likewise.
5876 * config/rs6000/rs6000.c (rs6000_option_override_internal): Likewise.
5877 (rs6000_expand_zeroop_builtin): Likewise.
5878 (rs6000_expand_mtfsb_builtin): Likewise.
5879 (rs6000_expand_set_fpscr_rn_builtin): Likewise.
5880 (rs6000_expand_set_fpscr_drn_builtin): Likewise.
5881 (rs6000_invalid_builtin): Likewise.
5882 (rs6000_expand_split_stack_prologue): Likewise.
5883 * config/rs6000/rtems.h: Likewise.
5884 * config/rx/rx.c (valid_psw_flag): Likewise.
5885 (rx_expand_builtin): Likewise.
5886 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Likewise.
5887 * config/s390/s390.c (s390_expand_builtin): Likewise.
5888 (s390_function_profiler): Likewise.
5889 (s390_option_override_internal): Likewise.
5890 (s390_option_override): Likewise.
5891 * config/sh/sh.c (sh_option_override): Likewise.
5892 (sh_builtin_saveregs): Likewise.
5893 (sh_fix_range): Likewise.
5894 * config/sh/vxworks.h: Likewise.
5895 * config/sparc/sparc.c (sparc_option_override): Likewise.
5896 * config/spu/spu.c (spu_option_override): Likewise.
5897 (fix_range): Likewise.
5898 * config/visium/visium.c (visium_option_override): Likewise.
5899 (visium_handle_interrupt_attr): Likewise.
5900 * config/xtensa/xtensa.c (xtensa_option_override): Likewise.
5901 * dbgcnt.c (dbg_cnt_set_limit_by_name): Likewise.
5902 (dbg_cnt_process_opt): Likewise.
5903 * dwarf2out.c (output_dwarf_version): Likewise.
5904 * except.c (expand_eh_return): Likewise.
5905 * gcc.c (defined): Likewise.
5906 (driver_handle_option): Likewise.
5907 (process_command): Likewise.
5908 (compare_files): Likewise.
5909 (driver::prepare_infiles): Likewise.
5910 (driver::do_spec_on_infiles): Likewise.
5911 (driver::maybe_run_linker): Likewise.
5912 * omp-offload.c (oacc_parse_default_dims): Likewise.
5913 * opts-global.c (handle_common_deferred_options): Likewise.
5914 * opts.c (parse_sanitizer_options): Likewise.
5915 (common_handle_option): Likewise.
5916 (enable_warning_as_error): Likewise.
5917 * passes.c (enable_disable_pass): Likewise.
5918 * plugin.c (parse_plugin_arg_opt): Likewise.
5919 (default_plugin_dir_name): Likewise.
5920 * targhooks.c (default_expand_builtin_saveregs): Likewise.
5921 (default_pch_valid_p): Likewise.
5922 * toplev.c (init_asm_output): Likewise.
5923 (process_options): Likewise.
5924 (toplev::run_self_tests): Likewise.
5925 * tree-cfg.c (verify_gimple_call): Likewise.
5926 * tree-inline.c (inline_forbidden_p_stmt): Likewise.
5927 (tree_inlinable_function_p): Likewise.
5928 * var-tracking.c (vt_find_locations): Likewise.
5930 2019-03-11 Andreas Krebbel <krebbel@linux.ibm.com>
5932 * config/s390/s390.c (s390_expand_builtin): Do the copy_to_reg not
5933 only on the else branch.
5935 2019-03-11 Martin Liska <mliska@suse.cz>
5937 * gcov.c (output_intermediate_json_line): Print function
5939 (output_json_intermediate_file): Add new argument.
5940 * doc/gcov.texi: Document the change.
5942 2019-03-11 Eric Botcazou <ebotcazou@adacore.com>
5944 PR rtl-optimization/89588
5945 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
5946 explicit unrolling factor more robust.
5948 2019-03-11 Richard Biener <rguenther@suse.de>
5950 PR tree-optimization/89649
5951 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
5952 * tree-vect-loop-manip.c (vect_do_peeling): Unset force_vectorize
5953 on the prolog and epilog loops.
5954 (vect_loop_versioning): Return copy of loop.
5955 * tree-vect-loop.c (vect_transform_loop): Unset force_vectorize
5956 on the non-vectorized version of the loop.
5958 2019-03-10 Uroš Bizjak <ubizjak@gmail.com>
5961 * config/i386/sse.md (*vec_extractv2di_0_sse):
5962 Add (=r,x) alternative and corresponding splitter.
5964 2019-03-10 Martin Jambor <mjambor@suse.cz>
5966 PR tree-optimization/85762
5967 PR tree-optimization/87008
5968 PR tree-optimization/85459
5969 * tree-sra.c (contains_vce_or_bfcref_p): New parameter, set the bool
5970 it points to if there is a type changing MEM_REF. Adjust all callers.
5971 (build_accesses_from_assign): Disable total scalarization if
5972 contains_vce_or_bfcref_p returns true through the new parameter, for
5975 2019-03-09 Jakub Jelinek <jakub@redhat.com>
5978 * attribs.c (handle_dll_attribute): Don't clear TREE_STATIC for
5979 dllimport on VAR_DECLs with RECORD_TYPE or UNION_TYPE DECL_CONTEXT.
5982 * common.opt (fdiagnostics-show-labels,
5983 fdiagnostics-show-line-numbers, fdiagnostics-format=,
5984 fdiagnostics-minimum-margin-width=, fgnat-encodings=, gas-loc-support,
5985 gas-locview-support, ginline-points, ginternal-reset-location-views):
5986 Terminate description text with a dot.
5987 * config/microblaze/microblaze.opt (mxl-prefetch): Likewise.
5988 * config/mcore/mcore.opt (m210, m340): Likewise.
5989 * config/epiphany/epiphany.opt (mprefer-short-insn-regs, mcmove,
5990 mnops=): Start description text with a capital letter.
5991 * config/arc/arc.opt (msize-level=): Likewise.
5992 * config/sh/sh.opt (minline-ic_invalidate): Likewise.
5993 * config/rs6000/sysv4.opt (mno-toc, mtoc, mno-traceback, mshlib,
5995 * config/ft32/ft32.opt (msim): Likewise.
5996 (mft32b, mcompress): Likewise. Terminate description text with a dot.
5997 (mnodiv, mnopm): Terminate description text with a dot.
5998 * config/c6x/c6x.opt (c6x_sdata): Terminate Enum description with
6000 * config/i386/i386.opt (prefer_vector_width, instrument_return):
6002 * config/rx/rx.opt (nofpu): Remove trailing spaces from description
6005 PR rtl-optimization/89634
6006 * cfgcleanup.c (thread_jump): Punt if registers mentioned in cond1
6007 are modified in BB_END (e->src) instruction.
6009 2019-03-08 David Malcolm <dmalcolm@redhat.com>
6012 * config/i386/i386.c (ix86_set_current_function): Make "sorry"
6013 messages more amenable to translation, and improve wording.
6015 2019-03-08 Bill Schmidt <wschmidt@linux.ibm.com>
6017 * config/rs6000/rs6000-p8swap.c (rs6000_analyze_swaps): Rebuild
6018 ud- and du-chains between phases.
6020 2019-03-08 Richard Sandiford <richard.sandiford@arm.com>
6023 * dwarf2cfi.c (dwarf2out_frame_debug_expr): Use CONST_POLY_INT
6024 instead of POLY_INT_CST.
6026 2019-03-08 Andre Vieira <andre.simoesdiasvieira@arm.com>
6028 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): Add TARGET_VFP_DOUBLE
6031 2019-03-08 Uroš Bizjak <ubizjak@gmail.com>
6036 * config/i386/emmintrin.h (_mm_loadu_si64): New intrinsic.
6037 (_mm_storeu_si64): Ditto.
6039 2019-03-08 Martin Liska <mliska@suse.cz>
6042 * config/i386/i386.c (ix86_option_override_internal): Disable
6043 jump tables when retpolines are used.
6045 2019-03-08 Jan Hubicka <hubicka@ucw.cz>
6048 * ipa-split.c (execute_split_functions): Do not split
6049 'noinline' or 'section' function.
6051 2019-03-08 Jakub Jelinek <jakub@redhat.com>
6054 * config/s390/s390.c (s390_const_operand_ok): Use %wu instead of
6055 HOST_WIDE_INT_PRINT_UNSIGNED and %wd instead of
6056 HOST_WIDE_INT_PRINT_DEC. Formatting fixes.
6059 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
6060 from diagnostics. Formatting fixes.
6063 * ipa-devirt.c (odr_types_equivalent_p): Fix grammar in
6064 warn_odr diagnostics.
6067 * lra-constraints.c (process_alt_operands): Avoid one space before
6068 " at the end of line and another after " on another line in a string
6070 * attribs.c (handle_dll_attribute): Likewise.
6071 * config/avr/avr-devices.c (avr_texinfo): Likewise.
6073 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Don't wrap
6074 warning_at or inform messages in G_() if there is no ?:.
6076 PR tree-optimization/89550
6077 * builtins.c (c_strlen): Only set TREE_NO_WARNING if warning_at
6078 returned true. Formatting fixes.
6079 (expand_builtin_strnlen): Formatting fixes.
6080 * tree-vrp.c (vrp_prop::check_mem_ref): Only set TREE_NO_WARNING
6081 if warning_at returned true.
6082 * tree-cfg.c (pass_warn_function_return::execute): Likewise.
6084 2019-03-08 Richard Biener <rguenther@suse.de>
6087 * cfgloop.h (struct loop): Add owned_clique field.
6088 * cfgloopmanip.c (copy_loop_info): Copy it.
6089 * tree-cfg.c (gimple_duplicate_bb): Do not remap owned_clique
6091 * tree-inline.c (copy_loops): Remap owned_clique.
6092 * lto-streamer-in.c (input_cfg): Stream owned_clique.
6093 * lto-streamer-out.c (output_cfg): Likewise.
6095 2019-03-08 Jakub Jelinek <jakub@redhat.com>
6098 * config/darwin.c: Include intl.h.
6099 (darwin_build_constant_cfstring): Improve i18n of diagnostics by not
6100 composing the message out of two separate parts.
6102 2019-03-07 Jakub Jelinek <jakub@redhat.com>
6105 * config/i386/i386.c (ix86_set_func_type): Make sure diagnostics
6106 doesn't start with a capital letter and doesn't end with a dot.
6107 (ix86_function_arg_boundary): Make sure diagnostics doesn't start
6108 with a capital letter.
6109 (ix86_mangle_function_version_assembler_name): Likewise.
6110 (ix86_generate_version_dispatcher_body): Likewise.
6111 (fold_builtin_cpu): Likewise.
6112 (get_builtin_code_for_version): Likewise. Remove extraneous space.
6113 (ix86_handle_interrupt_attribute): Make the diagnostics easier for
6114 translators, wrap full type name in %qs.
6116 PR translation/79999
6117 * gimplify.c (gimplify_omp_ordered): Reword diagnostics to talk about
6118 depend clause with source (or sink) modifier.
6119 * omp-expand.c (expand_omp_ordered_sink): Likewise.
6122 * config/i386/sse.md (avx512f_mov<ssescalarmodelower>_mask,
6123 *avx512f_load<mode>_mask, avx512f_store<mode>_mask): New define_insns.
6124 (avx512f_load<mode>_mask): New define_expand.
6125 * config/i386/i386-builtin.def (__builtin_ia32_loadsd_mask,
6126 __builtin_ia32_loadss_mask, __builtin_ia32_storesd_mask,
6127 __builtin_ia32_storess_mask, __builtin_ia32_movesd_mask,
6128 __builtin_ia32_movess_mask): New builtins.
6129 * config/i386/avx512fintrin.h (_mm_mask_load_ss, _mm_maskz_load_ss,
6130 _mm_mask_load_sd, _mm_maskz_load_sd, _mm_mask_move_ss,
6131 _mm_maskz_move_ss, _mm_mask_move_sd, _mm_maskz_move_sd,
6132 _mm_mask_store_ss, _mm_mask_store_sd): New intrinsics.
6134 2019-03-07 Martin Jambor <mjambor@suse.cz>
6137 * ipa-cp.c (perform_estimation_of_a_value): Account zero time benefit
6138 for extern inline functions.
6140 2019-03-07 Martin Jambor <mjambor@suse.cz>
6143 * cgraph.h (cgraph_node): New inline method former_thunk_p.
6144 * cgraph.c (cgraph_node::dump): Dump a note if node is a former thunk.
6145 (clone_of_p): Treat expanded thunks like thunks, be optimistic if they
6146 have multiple callees. At the end check if declarations match as
6147 opposed to cgraph_nodes.
6149 2019-03-07 Martin Liska <mliska@suse.cz>
6151 * cgraph.c (cgraph_node::verify_node): Verify with a neighbour
6152 which is equivalent to searching for this in clones chain.
6153 * symtab.c (symtab_node::verify_base): Similarly compare ASM
6154 names with a neighbour and special case first node in a chain.
6156 2019-01-25 Jason Merrill <jason@redhat.com>
6158 PR c++/80916 - spurious "static but not defined" warning.
6159 * gimple-fold.c (can_refer_decl_in_current_unit_p): Return false
6160 for an internal symbol with DECL_EXTERNAL.
6162 2019-04-07 Richard Biener <rguenther@suse.de>
6165 * cfgloopmanip.c (copy_loop_info): Copy forgotten fields.
6166 * tree-inline.c (copy_loops): Simplify.
6168 2019-03-07 Martin Liska <mliska@suse.cz>
6170 * dwarf2out.c (add_AT_vms_delta): Revert function removal.
6172 2019-03-07 Richard Biener <rguenther@suse.de>
6174 PR tree-optimization/89595
6175 * tree-ssa-dom.c (dom_opt_dom_walker::optimize_stmt): Take
6176 stmt iterator as reference, take boolean output parameter to
6177 indicate whether the stmt was removed and thus the iterator
6179 (dom_opt_dom_walker::before_dom_children): Re-iterate over
6180 stmts created by folding.
6182 2019-03-07 Jakub Jelinek <jakub@redhat.com>
6185 * doc/extend.texi (Basic Asm): Document qualifiers are not allowed
6188 2019-03-06 Peter Bergner <bergner@linux.ibm.com>
6190 PR rtl-optimization/88845
6191 * config/rs6000/rs6000.c (rs6000_emit_move_si_sf_subreg): Enable during
6193 * lra.c (remove_scratches_1): New function.
6194 (remove_scratches): Use it.
6195 (lra_emit_move): Likewise.
6197 2019-03-06 Claudiu Zissulescu <claziss@synopsys.com>
6199 * config/arc/arc-c.def (__ARC_UNALIGNED__): Set it on
6200 unaligned_access variable.
6201 * config/arc/arc.c (arc_override_options): Set unaligned access
6202 default on for HS CPUs.
6203 * config/arc/arc.h (STRICT_ALIGNMENT): Fix logic.
6205 2019-03-06 Martin Liska <mliska@suse.cz>
6207 PR gcov-profile/89577
6208 * doc/gcov.texi: Prefer to use --coverage.
6209 * doc/sourcebuild.texi: Likewise.
6211 2019-03-02 Jason Merrill <jason@redhat.com>
6213 PR c++/86485 - -Wmaybe-unused with empty class ?:
6214 * gimplify.c (gimplify_cond_expr): Use INIT_EXPR.
6216 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6219 * config/rs6000/t-linux (MULTIARCH_DIRNAME): Set to non-empty only
6223 * builtins.c (maybe_emit_free_warning): Punt if free doesn't have
6224 exactly one argument.
6226 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6227 Richard Sandiford <richard.sandiford@arm.com>
6229 PR tree-optimization/89570
6230 * match.pd (vec_cond into cond_op simplification): Don't use
6231 get_conditional_internal_fn, use as_internal_fn (cond_op).
6233 2019-03-05 Wilco Dijkstra <wdijkstr@arm.com>
6236 * config/arm/arm.md (movsi): Use targetm.cannot_force_const_mem
6237 to decide when to split off a non-zero offset from a symbol.
6238 * config/arm/arm.c (arm_cannot_force_const_mem): Disallow offsets
6239 in function symbols.
6241 2019-03-05 Richard Biener <rguenther@suse.de>
6243 PR tree-optimization/89594
6244 * tree-if-conv.c (pass_if_conversion::execute): Handle
6245 case where .LOOP_VECTORIZED_FUNCTION was removed.
6247 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6250 * fold-const.c (fold_checksum_tree): Don't use fixed size buffer,
6251 instead alloca it only when needed with the needed size.
6253 PR tree-optimization/89570
6254 * match.pd (vec_cond into cond_op simplification): Guard with
6255 vectorized_internal_fn_supported_p test and #if GIMPLE.
6257 PR tree-optimization/89566
6258 * gimple-ssa-sprintf.c (sprintf_dom_walker::handle_gimple_call):
6259 Set info.fncode to BUILT_IN_NONE if gimple_call_builtin_p failed.
6260 Punt if get_user_idx_format succeeds, but idx_format argument is
6261 not provided or doesn't have pointer type, or if idx_args is above
6262 number of provided arguments.
6264 2019-03-04 Wilco Dijkstra <wdijkstr@arm.com>
6266 PR tree-optimization/89437
6267 * match.pd: Use lt in sin(atan(x)) and cos(atan(x)) simplifications.
6269 2019-03-04 Richard Biener <rguenther@suse.de>
6272 * tree-scalar-evolution.c: (get_loop_exit_condition): Use
6275 2019-03-04 Bin Cheng <bin.cheng@linux.alibaba.com>
6277 PR tree-optimization/89487
6278 * tree-loop-distribution.c (has_nonaddressable_dataref_p): New.
6279 (create_rdg_vertices): Compute has_nonaddressable_dataref_p.
6280 (distribute_loop): Don't do runtime alias check if there is non-
6281 addressable data reference.
6282 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Check if VAR_DECL
6283 is a register variable.
6285 2019-03-02 Jakub Jelinek <jakub@redhat.com>
6288 * config/arm/arm.md (cmpsi2_addneg): Use
6289 trunc_int_for_mode (-INTVAL (...), SImode) instead of -INTVAL (...).
6290 If operands[2] is 0 or INT_MIN, force use of subs.
6291 (*compare_scc splitter): Use gen_int_mode.
6292 (*negscc): Likewise.
6293 * config/arm/thumb2.md (*thumb2_negscc): Likewise.
6295 2019-03-01 Kito Cheng <kito.cheng@gmail.com>
6296 Monk Chiang <sh.chiang04@gmail.com>
6298 * common/config/riscv/riscv-common.c: Include sstream.
6299 (riscv_subset_list::to_string): New.
6300 (riscv_arch_str): Likewise.
6301 * config.gcc (riscv*-*-*): Handle --with-riscv-attribute=
6303 * config/riscv/riscv-protos.h (riscv_arch_str): New.
6304 * config/riscv/riscv.c (INCLUDE_STRING): Defined.
6305 (riscv_emit_attribute): New.
6306 (riscv_file_start): Emit attribute if needed.
6307 (riscv_option_override): Init riscv_emit_attribute_p.
6308 * config/riscv/riscv.opt (mriscv-attribute): New option.
6309 * configure.ac (riscv*-*-*): Check binutils is supporting ELF
6311 * doc/install.texi: Document --with-riscv-attribute.
6312 * doc/invoke.texi: Document -mriscv-attribute.
6314 * common/config/riscv/riscv-common.c:
6315 Include config/riscv/riscv-protos.h.
6316 (INCLUDE_STRING): Defined.
6317 (RISCV_DONT_CARE_VERSION): Defined.
6318 (riscv_subset_t): Declare.
6319 (riscv_subset_t::riscv_subset_t): New.
6320 (riscv_subset_list): Declare.
6321 (riscv_subset_list::riscv_subset_list): New.
6322 (riscv_subset_list::~riscv_subset_list): Likewise.
6323 (riscv_subset_list::parsing_subset_version): Likewise.
6324 (riscv_subset_list::parse_std_ext): Likewise.
6325 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
6326 (riscv_subset_list::add): Likewise.
6327 (riscv_subset_list::lookup): Likewise.
6328 (riscv_subset_list::xlen): Likewise.
6329 (riscv_subset_list::parse): Likewise.
6330 (riscv_supported_std_ext): Likewise.
6331 (current_subset_list): Likewise.
6332 (riscv_parse_arch_string): Using riscv_subset_list::parse to
6335 2019-03-01 Segher Boessenkool <segher@kernel.crashing.org>
6337 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
6338 rs6000_dejagnu_cpu_index is set, use that to override rs6000_cpu_index.
6339 * config/rs6000/rs6000.opt (mdejagnu-cpu=): New option.
6341 2019-03-01 Alexander Monakov <amonakov@ispras.ru>
6343 PR rtl-optimization/85899
6344 * haifa-sched.c (find_fallthru_edge_from): Relax assert to account for
6345 fallthru edges leading to the exit block.
6347 2019-03-01 Tamar Christina <tamar.christina@arm.com>
6350 * config/aarch64/aarch64-option-extensions.def (fp, simd, crypto, fp16,
6351 rdma, dotprod, sha2, sha3, sm4, fp16fml, sve): Collapse line.
6353 2019-03-01 Richard Sandiford <richard.sandiford@arm.com>
6355 PR tree-optimization/89535
6356 * tree-vect-stmts.c (vectorizable_call): Record the vector types
6357 for each operand. Calculate the fallback choice for mask operands
6358 and pass it to vect_get_vec_def_for_operand.
6360 2019-03-01 Richard Biener <rguenther@suse.de>
6363 * tree-ssa-operands.c (add_stmt_operand): CONST_DECL may
6364 get virtual operands.
6365 (get_expr_operands): Handle CONST_DECL like other decls.
6367 2019-03-01 Jakub Jelinek <jakub@redhat.com>
6370 * fold-const.c (fold_checksum_tree): Ignore TREE_NO_WARNING bit
6371 on DECL_P and EXPR_P.
6373 2019-03-01 Richard Biener <rguenther@suse.de>
6376 * tree-cfgcleanup.h (cleanup_tree_cfg): Add SSA update flags
6377 argument, defaulted to zero.
6378 * passes.c (execute_function_todo): Pass down SSA update flags
6379 to cleanup_tree_cfg.
6380 * tree-cfgcleanup.c: Include tree-into-ssa.h and tree-cfgcleanup.h.
6381 (cleanup_tree_cfg_noloop): After cleanup_control_flow_pre update SSA
6383 (cleanup_tree_cfg): Get and pass down SSA update flags.
6385 2019-03-01 Jakub Jelinek <jakub@redhat.com>
6388 * dwarf2out.c (output_comdat_type_unit): Add ATTRIBUTE_UNUSED to
6389 early_lto_debug argument.
6391 2019-02-28 Eric Botcazou <ebotcazou@adacore.com>
6393 PR tree-optimization/89536
6394 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_NOT_EXPR>: Test
6395 only whether bit #0 of the value is 0 instead of the entire value.
6397 2019-02-28 Marek Polacek <polacek@redhat.com>
6399 PR c++/87068 - missing diagnostic with fallthrough statement.
6400 * gimplify.c (expand_FALLTHROUGH_r): If IFN_FALLTHROUGH was found
6401 at the end of a seq, save its location to walk_stmt_info.
6402 (expand_FALLTHROUGH): Warn if IFN_FALLTHROUGH is at the end of
6405 2019-02-28 Jan Hubicka <hubicka@ucw.cz>
6408 * tree.c (find_atomic_core_type): Move ahead in file.
6409 (check_base_type): Correctly compare alignments of atomic types.
6411 2019-02-28 H.J. Lu <hongjiu.lu@intel.com>
6414 * config/i386/i386.c (get_builtin_code_for_version): Identify
6415 Westmere from PCLMUL, instead of AES.
6417 2019-02-28 Jakub Jelinek <jakub@redhat.com>
6420 * config/arm/arm.md (*subsi3_carryin_compare_const): Use
6421 trunc_int_for_mode (-INTVAL (...), SImode), just instead of
6424 2019-02-28 Tamar Christina <tamar.christina@arm.com>
6427 * config/aarch64/aarch64-option-extensions.def: Document it.
6428 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Skip feature
6431 2019-02-28 Jakub Jelinek <jakub@redhat.com>
6434 * convert.c (convert_to_real_1, convert_to_integer_1): Punt for
6435 builtins if they don't have a single scalar floating point argument.
6438 2019-02-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
6440 PR rtl-optimization/89490
6441 * varasm.c (get_block_for_section): Bail out for mergeable sections.
6442 (default_use_anchors_for_symbol_p, output_object_block): Assert the
6443 block section is not mergeable.
6445 2019-02-27 Jakub Jelinek <jakub@redhat.com>
6448 * config/arm/arm.md (arm_casesi_internal): New define_expand. Rename
6449 old define_insn to ...
6450 (*arm_casesi_internal): ... this. Add mode to LABEL_REFs.
6451 * config/arm/thumb2.md (thumb2_casesi_internal): New define_expand.
6452 Rename old define_insn to ...
6453 (*thumb2_casesi_internal): ... this. Add mode to LABEL_REFs.
6454 (thumb2_casesi_internal_pic): New define_expand. Rename old
6456 (*thumb2_casesi_internal_pic): ... this. Add mode to LABEL_REFs.
6457 * config/aarch64/aarch64.md (casesi): Create the casesi_dispatch
6458 MEM manually here, set MEM_READONLY_P and MEM_NOTRAP_P on it.
6460 2019-02-27 Richard Biener <rguenther@suse.de>
6463 * dwarf2out.c (use_debug_types): Disable when in_lto_p.
6465 2019-02-27 Richard Biener <rguenther@suse.de>
6467 * passes.c (should_skip_pass_p): Do not skip cgraph-edge
6470 2019-02-27 Richard Biener <rguenther@suse.de>
6473 * dwarf2out.c (output_comdat_type_unit): Add early_lto_debug
6474 parameter, prefix section name with .gnu.debuglto_ if true.
6475 (dwarf2out_finish): Pass false to output_comdat_type_unit.
6476 (dwarf2out_early_finish): Pass true to output_comdat_type_unit.
6478 2019-02-27 Richard Biener <rguenther@suse.de>
6481 * dwarf2out.c (size_of_die): Key on AT_ref (a)->comdat_type_p
6482 rather than on use_debug_types, doing what output_die does.
6483 (value_format): Likewise.
6485 2019-02-27 Martin Jambor <mjambor@suse.cz>
6486 Martin Sebor <msebor@redhat.com>
6488 * doc/invoke.texi (Warning Options): Reword description of
6489 -Wno-absolute-value.
6491 2019-02-27 Jakub Jelinek <jakub@redhat.com>
6493 PR tree-optimization/89280
6494 * tree-cfgcleanup.c (maybe_dead_abnormal_edge_p,
6495 builtin_setjmp_setup_bb): New functions.
6496 (cleanup_control_flow_pre): Ignore maybe_dead_abnormal_edge_p edges.
6497 When visiting __builtin_setjmp_setup block, queue in special
6498 setjmp_vec vector edges from .ABNORMAL_DISPATCHER to corresponding
6499 __builtin_setjmp_receiver. Remove .ABNORMAL_DISPATCHER basic blocks
6500 from visited after the loop if they don't have any visited successor
6503 2018-02-26 Steve Ellcey <sellcey@marvell.com>
6505 * config/aarch64/aarch64.c (aarch64_get_multilib_abi_name):
6507 (TARGET_GET_MULTILIB_ABI_NAME): New macro.
6509 2019-02-26 Jakub Jelinek <jakub@redhat.com>
6512 * tree.c (valid_constant_size_p): Deal with size INTEGER_CSTs
6513 with types other than sizetype/ssizetype.
6515 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
6517 * config/sparc/sparc-opts.h (enum processor_type): Rename to...
6518 (enum sparc_processor_type): ...this.
6519 (enum sparc_code_model_type): New enumeration type.
6520 (enum sparc_memory_model_type): Tweak comments.
6521 * config/sparc/sparc.opt (mcpu): Adjust to above renaming.
6523 (mcmodel): Use sparc_code_model enumeration and variable.
6524 (sparc_code_model): New enumeration.
6525 (mdebug): Add Undocumented marker.
6526 * config/sparc/sparc.h (enum cmodel): Delete.
6527 (sparc_cmodel): Likewise.
6528 (TARGET_CM_MEDLOW): Adjust to above renaming.
6529 (TARGET_CM_MEDMID): Likewise.
6530 (TARGET_CM_MEDANY): Likewise.
6531 (TARGET_CM_EMBMEDANY): Likewise.
6532 * config/sparc/sparc.c (sparc_cmodel): Delete.
6533 (sparc_option_override): Remove string/value mapping support for the
6534 code model. Move code and memory model support to after the handling
6535 of target flags. Do private machine setup last.
6536 (sparc_emit_set_symbolic_const64): Use sparc_code_model.
6537 (sparc_legitimize_reload_address): Likewise.
6538 (sparc_output_mi_thunk): Likewise.
6539 * config/sparc/sparc.md (cpu): Adjust comment to above renaming.
6541 2019-02-26 Jakub Jelinek <jakub@redhat.com>
6543 PR tree-optimization/89500
6544 * tree-ssa-strlen.c (stridx_strlenloc): Adjust comment.
6545 (handle_builtin_strlen): Remove noncst_bound variable. Always
6546 optimize strnlen (x, 0) to 0. Optimize strnlen (x, cst) to
6547 cst if the first cst bytes starting at x are known to be non-zero,
6548 even if the string is not zero terminated. Don't try to modify
6549 *si for strnlen. Update strlen_to_stridx only for strlen or if
6550 we can prove strnlen returns the same value as strlen would.
6552 2019-02-26 Martin Liska <mliska@suse.cz>
6554 * alloc-pool.h (struct pool_usage): Remove extra
6556 * bitmap.h (struct bitmap_usage): Likewise.
6557 * ggc-common.c (struct ggc_usage): Likewise.
6558 * mem-stats.h (struct mem_usage): Likewise.
6559 (mem_alloc_description::dump): Print dash lines
6560 here and repeat header at the end of a table report.
6561 It's then more readable.
6562 * tree-phinodes.c (phinodes_print_statistics): Make
6563 horizontal alignment.
6564 * tree-ssanames.c (ssanames_print_statistics): Likewise.
6565 * vec.c (struct vec_usage): Remove extra print_dash_line.
6566 * vec.h (vec_safe_grow_cleared): Pass PASS_MEM_STAT.
6568 2019-02-26 Uroš Bizjak <ubizjak@gmail.com>
6570 * doc/extend.texi (__builtin_object_size):
6571 Use @pxref instead of @xref inside parenthesis.
6572 (__builtin_has_attribute): Add missing comma after @xref.
6573 (__builtin_object_size): Ditto.
6574 * doc/md.texi (cond_*{mode}): Use @samp instead of @var around op1[i].
6575 * fortran/invoke.texi (-ffpe-trap): Use @var for every item
6578 2019-02-26 Jeff Law <law@redhat.com>
6580 PR rtl-optimization/87761
6581 * regcprop.c (copyprop_hardreg_forward_1): Use REG_UNUSED notes to
6582 detect obviously dead insns and delete them.
6584 2019-02-26 Richard Biener <rguenther@suse.de>
6586 PR tree-optimization/89505
6587 * tree-ssa-structalias.c (compute_dependence_clique): Make sure
6588 to handle restrict pointed-to vars with multiple subvars
6591 2019-02-26 Richard Biener <rguenther@suse.de>
6593 PR tree-optimization/89489
6594 * tree-parloops.c (create_loop_fn): Copy over last_clique.
6596 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
6598 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_IOR_EXPR>: Fix
6599 and move around comment.
6600 <BIT_AND_EXPR>: Likewise.
6601 <BIT_NOT_EXPR>: Add specific handling for boolean types.
6603 2019-02-26 Jakub Jelinek <jakub@redhat.com>
6606 * config/i386/i386.c (remove_partial_avx_dependency): Call
6607 df_analyze etc. before creation of the v4sf_const0 pseudo, rather than
6608 after changing possibly many instructions to use that pseudo. Fix up
6609 insertion of v4sf_const0 setter at the start of bb.
6611 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
6614 * doc/extend.texi (Variadic Pointer Args): New section.
6616 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
6617 Martin Sebor <msebor@gmail.com>
6619 * common.opt (Wattribute-alias): Likewise.
6620 * doc/invoke.texi (Option Summary): List general form of
6621 -Wattribute-alias=. List positive form of -Wmissing-attributes.
6622 (-Wmissing-attributes): Invert entry, rewrite and correct default.
6623 Add cross-references.
6624 (-Wattribute-alias): Rewrite and correct default. Mention
6625 considered attributes (same as for -Wmissing-attributes).
6627 2019-02-25 Paul A. Clarke <pc@us.ibm.com>
6629 * config/rs6000/emmintrin.h (_mm_cvtpd_epi32): Fix big endian.
6630 (_mm_cvtpd_ps): Likewise.
6631 (_mm_cvttpd_epi32): Likewise.
6634 * config/rs6000/xmmintrin.h (_mm_cvtss_f32): Fix type mismatch.
6635 (_mm_cvt_ss2si): Fix type mismatch and 32-bit.
6638 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Fix 32-bit.
6640 2019-02-25 Tamar Christina <tamar.christina@arm.com>
6643 * common/config/aarch64/aarch64-common.c
6644 (struct aarch64_option_extension): Add is_synthetic.
6645 (all_extensions): Use it.
6646 (TARGET_OPTION_INIT_STRUCT): Define hook.
6647 (struct gcc_targetm_common): Moved to end.
6648 (all_extensions_by_on): New.
6649 (opt_ext_cmp, typedef opt_ext): New.
6650 (aarch64_option_init_struct): New.
6651 (aarch64_contains_opt): New.
6652 (aarch64_get_extension_string_for_isa_flags): Output smallest set.
6653 * config/aarch64/aarch64-option-extensions.def
6654 (AARCH64_OPT_EXTENSION): Explicitly include AES and SHA2 in crypto.
6655 (fp, simd, crc, lse, fp16, rcpc, rdma, dotprod, aes, sha2, sha3,
6656 sm4, fp16fml, sve, profile, rng, memtag, sb, ssbs, predres):
6657 Set is_synthetic to false.
6658 (crypto): Set is_synthetic to true.
6659 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Add
6662 2019-02-25 Tamar Christina <tamar.christina@arm.com>
6664 * config/arm/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
6665 vfmlal_high_u32, vfmlsl_high_u32, vfmlalq_low_u32, vfmlslq_low_u32,
6666 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
6667 vfmlal_lane_high_u32, vfmlalq_laneq_low_u32, vfmlalq_lane_low_u32,
6668 vfmlal_laneq_low_u32, vfmlalq_laneq_high_u32, vfmlalq_lane_high_u32,
6669 vfmlal_laneq_high_u32, vfmlsl_lane_low_u32, vfmlsl_lane_high_u32,
6670 vfmlslq_laneq_low_u32, vfmlslq_lane_low_u32, vfmlsl_laneq_low_u32,
6671 vfmlslq_laneq_high_u32, vfmlslq_lane_high_u32, vfmlsl_laneq_high_u32):
6673 (vfmlal_low_f16, vfmlsl_low_f16, vfmlal_high_f16, vfmlsl_high_f16,
6674 vfmlalq_low_f16, vfmlslq_low_f16, vfmlalq_high_f16, vfmlslq_high_f16,
6675 vfmlal_lane_low_f16, vfmlal_lane_high_f16, vfmlalq_laneq_low_f16,
6676 vfmlalq_lane_low_f16, vfmlal_laneq_low_f16, vfmlalq_laneq_high_f16,
6677 vfmlalq_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_lane_low_f16,
6678 vfmlsl_lane_high_f16, vfmlslq_laneq_low_f16, vfmlslq_lane_low_f16,
6679 vfmlsl_laneq_low_f16, vfmlslq_laneq_high_f16, vfmlslq_lane_high_f16,
6680 vfmlsl_laneq_high_f16): ... To this.
6681 * config/arm/neon.md: Update comments.
6683 2019-02-25 Tamar Christina <tamar.christina@arm.com>
6685 * config/aarch64/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
6686 vfmlalq_low_u32, vfmlslq_low_u32, vfmlal_high_u32, vfmlsl_high_u32,
6687 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
6688 vfmlsl_lane_low_u32, vfmlal_laneq_low_u32, vfmlsl_laneq_low_u32,
6689 vfmlalq_lane_low_u32, vfmlslq_lane_low_u32, vfmlalq_laneq_low_u32,
6690 vfmlslq_laneq_low_u32, vfmlal_lane_high_u32, vfmlsl_lane_high_u32,
6691 vfmlal_laneq_high_u32, vfmlsl_laneq_high_u32, vfmlalq_lane_high_u32,
6692 vfmlslq_lane_high_u32, vfmlalq_laneq_high_u32, vfmlslq_laneq_high_u32):
6694 (vfmlal_low_f16, vfmlsl_low_f16, vfmlalq_low_f16, vfmlslq_low_f16,
6695 vfmlal_high_f16, vfmlsl_high_f16, vfmlalq_high_f16, vfmlslq_high_f16,
6696 vfmlal_lane_low_f16, vfmlsl_lane_low_f16, vfmlal_laneq_low_f16,
6697 vfmlsl_laneq_low_f16, vfmlalq_lane_low_f16, vfmlslq_lane_low_f16,
6698 vfmlalq_laneq_low_f16, vfmlslq_laneq_low_f16, vfmlal_lane_high_f16,
6699 vfmlsl_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_laneq_high_f16,
6700 vfmlalq_lane_high_f16, vfmlslq_lane_high_f16, vfmlalq_laneq_high_f16,
6701 vfmlslq_laneq_high_f16): ... To this.
6703 2019-02-25 Alexander Monakov <amonakov@ispras.ru>
6705 PR rtl-optimization/86096
6706 * df-scan.c (df_mw_compare): Do not check mw_reg fields when
6707 comparing mw_order values.
6709 2019-02-25 Jakub Jelinek <jakub@redhat.com>
6712 * config/arm/arm.md (*subsi3_carryin_const): Use
6713 arm_neg_immediate_operand predicate instead of
6714 arm_not_immediate_operand, "L" constraint instead of "K" and
6715 print it using %n2 instead of %B2.
6716 (*subsi3_carryin_const0): New define_insn.
6717 (*subsi3_carryin_compare_const): Use const_int_I_operand predicate
6718 instead of arm_not_operand and "I" constraint instead of "K" and
6719 print it using %n3 instead of %B2. Instead of using match_dup 2 add
6720 another match_operand and in the condition check that it is negation
6722 (*subsi3_carryin_compare_const0): New define_ins.
6723 (*subdi_di_zesidi): Adjust to use *subsi3_carryin_const0 instead of
6724 *subsi3_carryin_const.
6725 (*arm_cmpdi_insn): Fix splitting into *subsi3_carryin_compare_const,
6726 split into *subsi3_carryin_compare_const0 if the highpart is zero.
6729 * config/arm.vfp.md (*negdf2_vfp): Use
6730 gen_int_mode (0x80000000, SImode) instead of GEN_INT (0x80000000).
6731 * config/arm/neon.md (neon_copysignf<mode>): Likewise.
6733 2019-02-24 Jakub Jelinek <jakub@redhat.com>
6735 PR rtl-optimization/89445
6736 * simplify-rtx.c (simplify_ternary_operation): Don't use
6737 simplify_merge_mask on operands that may trap.
6738 * rtlanal.c (may_trap_p_1): Use FLOAT_MODE_P instead of
6739 SCALAR_FLOAT_MODE_P checks. For integral division by zero, if
6740 second operand is CONST_VECTOR, check if any element could be zero.
6741 Don't expect traps for VEC_{MERGE,SELECT,CONCAT,DUPLICATE} unless
6742 their operands can trap.
6744 2019-02-23 Martin Sebor <msebor@redhat.com>
6746 * gimple-ssa-sprintf.c (target_strtol): Rename...
6747 (target_strtohwi): ...to this. Handle values up to HOST_WIDE_INT_MAX.
6748 (parse_directive): Adjust to name change. Use HOST_WIDE_INT_MAX to
6749 check for range error.
6751 2019-02-23 H.J. Lu <hongjiu.lu@intel.com>
6754 * opts-common.c (prune_options): Also prune joined switches
6755 with Negative and RejectNegative.
6756 * config/i386/i386.opt (march=): Add Negative(march=).
6757 (mtune=): Add Negative(mtune=).
6758 * doc/options.texi: Document Negative used together with Joined
6761 2019-02-22 Martin Sebor <msebor@redhat.com>
6763 * doc/extend.texi (Other Builtins): Add
6764 __builtin_is_constant_evaluated.
6766 2019-02-22 Richard Biener <rguenther@suse.de>
6768 PR tree-optimization/87609
6769 * tree-cfg.c (gimple_duplicate_bb): Only remap inlined cliques.
6771 2019-02-22 Jeff Law <law@redhat.com>
6773 PR rtl-optimization/87761
6774 * config/mips/mips.md: Add new combiner pattern to recognize
6775 a bitfield extraction using (ashiftrt (truncate (ashift (...)))).
6777 2019-02-22 Matthew Malcomson <matthew.malcomson@arm.com>
6780 * config/aarch64/aarch64.md: Use aarch64_general_reg predicate on
6781 destination register in peepholes generating patterns for ADDS/SUBS.
6782 (add<mode>3_compare0,
6783 *addsi3_compare0_uxtw, add<mode>3_compareC,
6784 add<mode>3_compareV_imm, add<mode>3_compareV,
6785 *adds_<optab><ALLX:mode>_<GPI:mode>,
6786 *subs_<optab><ALLX:mode>_<GPI:mode>,
6787 *adds_<optab><ALLX:mode>_shift_<GPI:mode>,
6788 *subs_<optab><ALLX:mode>_shift_<GPI:mode>,
6789 *adds_<optab><mode>_multp2, *subs_<optab><mode>_multp2,
6790 *sub<mode>3_compare0, *subsi3_compare0_uxtw,
6791 sub<mode>3_compare1): Allow stack pointer for source register.
6792 * config/aarch64/predicates.md (aarch64_general_reg): New predicate.
6794 2019-02-22 Martin Sebor <msebor@redhat.com>
6796 PR tree-optimization/88993
6797 PR tree-optimization/88853
6798 * gimple-ssa-sprintf.c (sprintf_dom_walker::call_info::is_file_func):
6800 (sprintf_dom_walker::call_info::is_string_func): New helper.
6801 (format_directive): Only issue "may exceed" 4095/INT_MAX warnings
6802 for formatted string functions.
6803 (sprintf_dom_walker::handle_gimple_call): Fix a typo in a comment.
6805 2019-02-22 Martin Sebor <msebor@redhat.com>
6808 * c-parser.c (sizeof_ptr_memacc_comptypes): Avoid warning in
6809 unreachable subexpressions.
6811 2019-02-22 H.J. Lu <hongjiu.lu@intel.com>
6812 Hongtao Liu <hongtao.liu@intel.com>
6813 Sunil K Pandey <sunil.k.pandey@intel.com>
6816 * config/i386/i386-passes.def: Add
6817 pass_remove_partial_avx_dependency.
6818 * config/i386/i386-protos.h
6819 (make_pass_remove_partial_avx_dependency): New.
6820 * config/i386/i386.c (make_pass_remove_partial_avx_dependency):
6822 (pass_data_remove_partial_avx_dependency): New.
6823 (pass_remove_partial_avx_dependency): Likewise.
6824 (make_pass_remove_partial_avx_dependency): Likewise.
6825 * config/i386/i386.md (avx_partial_xmm_update): New attribute.
6826 (*extendsfdf2): Add avx_partial_xmm_update.
6827 (truncdfsf2): Likewise.
6828 (*float<SWI48:mode><MODEF:mode>2): Likewise.
6829 (SF/DF conversion splitters): Disabled for TARGET_AVX.
6831 2019-02-22 Aldy Hernandez <aldyh@redhat.com>
6834 * gimple-ssa-sprintf.c (pass_sprintf_length::execute): Enable loop
6837 2019-02-22 Thiago Macieira <thiago.macieira@intel.com>
6840 * config/i386/i386.h (PTA_WESTMERE): Remove PTA_AES.
6841 (PTA_SKYLAKE): Add PTA_AES.
6842 (PTA_GOLDMONT): Likewise.
6844 2019-02-22 Sudakshina Das <sudi.das@arm.com>
6846 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Add bti
6847 instruction if enabled.
6848 (aarch64_override_options): Remove reference to return address key.
6850 2019-02-22 Richard Biener <rguenther@suse.de>
6852 PR tree-optimization/89440
6853 * tree-vect-loop.c (vect_create_epilog_for_reduction): Remove
6854 not necessary assert.
6856 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
6859 * omp-general.c (oacc_replace_fn_attrib): Mostly split out into...
6860 (oacc_replace_fn_attrib_attr): ... this new function.
6861 * omp-general.h (oacc_replace_fn_attrib_attr): New prototype.
6862 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Revert workaround.
6864 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6866 * config/arm/arm-cpus.in (ares): Rename to...
6867 (neoverse-n1): ... This. Add ares as alias.
6868 * config/arm/arm-tables.opt: Regenerate.
6869 * config/arm/arm-tune.md: Likewise.
6870 * doc/invoke.txt (ARM Options): Document neoverse-n1.
6872 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6874 * config/aarch64/aarch64-cores.def (neoverse-e1): Define.
6875 * config/aarch64/aarch64-tune.md: Regenerate.
6876 * doc/invoke.texi (AArch64 Options): Document neoverse-e1 -mcpu option.
6878 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6880 * config/aarch64/aarch64.c (ares_tunings): Rename to...
6881 (neoversen1_tunings): ... This.
6882 * config/aarch64/aarch64-cores.def (ares): Change tuning to the above.
6883 (neoverse-n1): New CPU.
6884 * config/aarch64/aarch64-tune.md: Regenerate.
6885 * doc/invoke.txt (AArch64 Options): Document neoverse-n1.
6887 2019-02-22 Richard Biener <rguenther@suse.de>
6890 * cfghooks.h (dependence_hash): New typedef.
6891 (struct copy_bb_data): New type.
6892 (cfg_hooks::duplicate_block): Adjust to take a copy_bb_data argument.
6893 (duplicate_block): Likewise.
6894 * cfghooks.c (duplicate_block): Pass down copy_bb_data.
6895 (copy_bbs): Create and pass down copy_bb_data.
6896 * cfgrtl.c (cfg_layout_duplicate_bb): Adjust.
6897 (rtl_duplicate_bb): Likewise.
6898 * tree-cfg.c (gimple_duplicate_bb): If the copy_bb_data arg is not NULL
6899 remap dependence info.
6901 2019-02-22 Richard Biener <rguenther@suse.de>
6903 PR tree-optimization/87609
6904 * tree-core.h (tree_base): Document special clique values.
6905 * tree-inline.c (remap_dependence_clique): Do not use the
6906 special clique value of one.
6907 (maybe_set_dependence_info): Use clique one.
6908 (clear_dependence_clique): New callback.
6909 (compute_dependence_clique): Clear clique one from all refs
6910 before assigning it (again).
6912 2019-02-21 Martin Sebor <msebor@redhat.com>
6914 * doc/extend.texi (__clear_cache): Correct signature.
6916 2019-02-21 Ian Lance Taylor <iant@golang.org>
6919 * varasm.c (decode_addr_const): Call lookup_constant_def rather
6920 than output_constant_def.
6921 (add_constant_to_table): New static function.
6922 (output_constant_def): Call add_constant_to_table.
6923 (tree_output_constant_def): Likewise.
6925 2019-02-21 Jakub Jelinek <jakub@redhat.com>
6928 * builtins.c (fold_builtin_arith_overflow): If first two args are
6929 INTEGER_CSTs, set intres and ovfres to constants rather than calls
6932 2019-02-21 H.J. Lu <hongjiu.lu@intel.com>
6935 * config/i386/i386.c (ix86_set_indirect_branch_type): Issue an
6936 error for -mindirect-branch/-mfunction-return with incompatible
6939 2019-02-21 Jakub Jelinek <jakub@redhat.com>
6942 * constraints.md (q): Remove.
6943 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use rk constraint
6946 2019-02-21 Martin Jambor <mjambor@suse.cz>
6949 * omp-general.c (omp_extract_for_data): Removed a duplicate call
6950 to omp_adjust_for_condition, moved NE_EXPR code_cond processing...
6951 (omp_adjust_for_condition): ...here. Added necessary parameters.
6952 * omp-general.h (omp_adjust_for_condition): Updated declaration.
6953 * omp-grid.c (grid_attempt_target_gridification): Adjust to pass
6954 proper values to new parameters of omp_adjust_for_condition.
6956 2019-02-20 Jakub Jelinek <jakub@redhat.com>
6959 * expr.c (expand_assignment): If result is a MEM, use change_address
6960 instead of simplify_gen_subreg.
6962 2019-02-20 Jakub Jelinek <jakub@redhat.com>
6963 David Malcolm <dmalcolm@redhat.com>
6966 * fold-const.c (decode_field_reference): Return NULL_TREE if
6967 lang_hooks.types.type_for_size returns NULL. Check it before
6968 overwriting *exp_. Use return NULL_TREE instead of return 0.
6970 2019-02-20 Jakub Jelinek <jakub@redhat.com>
6974 * toplev.c (do_compile): Double the emin/emax exponents to workaround
6977 2019-02-20 Uroš Bizjak <ubizjak@gmail.com>
6980 * config/i386/i386.c (ix86_atomic_assign_expand_fenv): Check
6981 TARGET_SSE in addition to TARGET_SSE_MATH.
6983 (ix86_excess_precision): Ditto.
6984 (ix86_float_exceptions_rounding_supported_p): Ditto.
6985 (use_rsqrt_p): Ditto.
6986 * config/i386/sse.md (rsqrt<mode>2): Ditto.
6988 2019-02-20 David Malcolm <dmalcolm@redhat.com>
6991 * diagnostic-show-locus.c (layout::calculate_line_spans): Use
6992 linenum_arith_t when determining if two adjacent line spans are
6993 close enough to merge.
6994 (diagnostic_show_locus): Use linenum_arith_t when iterating over
6995 lines within each line_span.
6997 2019-02-20 Andre Vieira <andre.simoesdiasvieira@arm.com>
7000 * lra-constraints.c(uses_hard_regs_p): Fix handling of
7001 paradoxical SUBREGS.
7003 2019-02-20 Li Jia He <helijia@linux.ibm.com>
7006 * gcc/config/rs6000/rs6000.c (rs6000_gimple_fold_builtin)
7007 <case ALTIVEC_BUILTIN_VSPLTISB, ALTIVEC_BUILTIN_VSPLTISH,
7008 ALTIVEC_BUILTIN_VSPLTISW>: Don't convert the operand before
7011 2019-02-19 Jonathan Wakely <jwakely@redhat.com>
7013 * config/gcn/gcn.c (print_operand): Fix typo.
7015 2019-02-19 Richard Biener <rguenther@suse.de>
7018 * toplev.c (do_compile): Initialize mpfr's exponent range
7019 based on available float modes.
7021 2019-02-19 Eric Botcazou <ebotcazou@adacore.com>
7023 * rtlanal.c (get_initial_register_offset): Fall back to the estimate
7024 as long as the epilogue isn't completed.
7026 2019-02-18 Martin Sebor <msebor@redhat.com>
7028 * doc/cpp.texi (Conditional syntax): Add __has_attribute,
7029 __has_cpp_attribute, and __has_include.
7031 2019-02-18 Martin Sebor <msebor@redhat.com>
7033 * doc/invoke.texi (-Wreturn-type): Correct and expand.
7035 2019-02-18 Martin Sebor <msebor@redhat.com>
7038 * tree.c (valid_constant_size_p): Avoid assuming size is a constant
7040 * tree.h (cst_size_error): Add the cst_size_not_constant enumerator.
7042 2019-02-18 Richard Biener <rguenther@suse.de>
7044 PR tree-optimization/89296
7045 * tree-ssa-loop-ch.c (ch_base::copy_headers): Restrict setting
7046 of no-warning flag to cases that might emit the bogus warning.
7048 2019-02-18 Jakub Jelinek <jakub@redhat.com>
7051 * config/arm/arm.md (*arm_movdi, *movdf_soft_insn): Use "r" instead of
7053 * config/arm/vfp.md (*movdi_vfp): Likewise.
7054 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use "r" instead of
7055 "q" constraint for operands[0].
7058 * config/s390/s390.md (*r<noxa>sbg_<mode>_srl_bitmask,
7059 *r<noxa>sbg_<mode>_sll, *r<noxa>sbg_<mode>_srl): Don't construct
7060 pattern in a temporary buffer.
7061 (*r<noxa>sbg_sidi_srl): Likewise. Always use 32 as I3 rather
7062 than 64-operands[2].
7065 * config/s390/s390.c (s390_indirect_branch_attrvalue,
7066 s390_indirect_branch_settings): Define unconditionally.
7067 (s390_set_current_function): Likewise, but guard the whole body except
7068 the s390_indirect_branch_settings call with
7069 #if S390_USE_TARGET_ATTRIBUTE.
7070 (TARGET_SET_CURRENT_FUNCTION): Redefine unconditionally.
7072 * config/s390/s390.md (*<risbg_n>_ior_and_sr_ze,
7073 *<risbg_n>_<mode>_ior_and_lshiftrt, *<risbg_n>_sidi_ior_and_lshiftrt):
7074 Use HOST_WIDE_INT_M1U instead of ~(0ULL).
7075 (*<risbg_n>_and_subregdi_rotr, *<risbg_n>_and_subregdi_rotl): Use
7076 HOST_WIDE_INT_1U instead of 1ULL.
7077 (*pre_z10_extzv<mode>, *pre_z10_extv<mode>): Change mask type from int
7078 to unsigned HOST_WIDE_INT, use HOST_WIDE_INT_1U instead of 1ul.
7079 (*insv<mode><clobbercc_or_nocc>_appendbitsleft,
7080 z = (x << c) | (y >> d) splitters): Use HOST_WIDE_INT_1U
7082 (*insv<mode>_mem_reg, *insvdi_mem_reghigh): Use HOST_WIDE_INT_1U
7085 2019-02-18 Martin Jambor <mjambor@suse.cz>
7087 PR tree-optimization/89209
7088 * tree-sra.c (create_access_replacement): New optional parameter
7089 reg_tree. Use it as a type if non-NULL and access type is not of
7091 (get_repl_default_def_ssa_name): New parameter REG_TYPE, pass it
7092 to create_access_replacement.
7093 (sra_modify_assign): Pass LHS type to get_repl_default_def_ssa_name.
7094 Check lacc is non-NULL before attempting to re-create it on the RHS.
7096 2019-02-18 Martin Liska <mliska@suse.cz>
7099 * cgraph.c (symbol_table::create_edge): Set m_summary_id to -1
7101 (symbol_table::free_edge): Recycle m_summary_id.
7102 * cgraph.h (get_summary_id): New.
7103 (symbol_table::release_symbol): Set m_summary_id to -1
7105 (symbol_table::allocate_cgraph_symbol): Recycle m_summary_id.
7106 * ipa-fnsummary.c (ipa_fn_summary_t): Switch from
7107 function_summary to fast_function_summary.
7108 * ipa-fnsummary.h (ipa_fn_summary_t): Likewise.
7109 * ipa-pure-const.c (class funct_state_summary_t):
7110 Switch from function_summary to fast_function_summary.
7111 * ipa-reference.c (class ipa_ref_var_info_summary_t): Likewise.
7112 (class ipa_ref_opt_summary_t): Switch from function_summary
7113 to fast_function_summary.
7114 * symbol-summary.h (class function_summary_base): New class
7115 that is created from base of former function_summary.
7116 (function_summary_base::unregister_hooks): New.
7117 (class function_summary): Inherit from function_summary_base.
7118 (class call_summary_base): New class
7119 that is created from base of former call_summary.
7120 (class call_summary): Inherit from call_summary_base.
7121 (struct is_same): New.
7122 (class fast_function_summary): New summary class.
7123 (class fast_call_summary): New summary class.
7124 * vec.h (vec_safe_grow_cleared): New function.
7126 2019-02-18 Martin Liska <mliska@suse.cz>
7128 * config/i386/i386.c (ix86_get_multilib_abi_name): New function.
7129 (TARGET_GET_MULTILIB_ABI_NAME): New macro defined.
7130 * doc/tm.texi: Document new target hook.
7131 * doc/tm.texi.in: Likewise.
7132 * target.def: Add new target macro.
7133 * gcc.c (find_fortran_preinclude_file): Do not search multilib
7136 2019-02-17 Alan Modra <amodra@gmail.com>
7139 * config/rs6000/rs6000.md (<bd>_<mode> split): Check for an int
7140 output reg on add insn.
7141 (<bd>tf_<mode> split): Likewise. Match predicates with insn.
7143 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
7146 * config/i386/sse.md (ssedoublemode): Remove V4HI.
7147 (PMULHRSW): Likewise.
7148 (<ssse3_avx2>_pmulhrsw<mode>3): Require TARGET_SSSE3, not
7150 (ssse3_pmulhrswv4hi3): New expander.
7152 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
7154 * config/i386/mmx.md (*vec_extractv2si_zext_mem): Doesn't require
7155 MMX. Add isa attribute.
7157 2019-02-16 Jakub Jelinek <jakub@redhat.com>
7159 PR rtl-optimization/66152
7160 * builtins.h (c_readstr): Declare.
7161 * builtins.c (c_readstr): Remove forward declaration. Add
7162 null_terminated_p argument, if false, read all bytes from the
7163 string instead of stopping after '\0'.
7164 * expr.c (string_cst_read_str): New function.
7165 (store_expr): Use string_cst_read_str instead of
7166 builtin_strncpy_read_str. Try to store by pieces the whole
7167 exp_len first, and only if that fails, split it up into
7168 store by pieces followed by clear_storage. Formatting fix.
7170 * config/i386/i386.md (*movqi_internal): Remove static from
7171 buf variable. Use output_asm_insn (buf, operands); return "";
7172 instead of return buf;.
7173 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>,
7174 *<code><mode>3<mask_name>, *andnot<mode>3, *andnottf3, *<code><mode>3,
7175 *<code>tf3, <mask_codefor><code><mode>3<mask_name>): Likewise.
7177 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7179 * config/sparc/linux.h (ASAN_CC1_SPEC): Define.
7180 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC and ASAN_CC1_SPEC.
7181 * config/sparc/linux64.h (ASAN_CC1_SPEC): Likewise.
7182 (CC1_SPEC): Likewise.
7183 * config/sparc/sparc.c (sparc_asan_shadow_offset): Adjust for 64-bit.
7185 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7187 * asan.c (asan_emit_stack_protection): Use full-sized mask to align
7188 the base address on 64-bit strict-alignment platforms.
7190 2019-02-15 H.J. Lu <hongjiu.lu@intel.com>
7192 * config/i386/i386.h (VALID_MMX_REG_MODE): Correct the misplaced ')'.
7194 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
7196 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT_P): New define.
7198 2019-02-15 Aaron Sawdey <acsawdey@linux.ibm.com>
7200 PR rtl-optimization/88308
7201 * shrink-wrap.c (move_insn_for_shrink_wrap): Fix LABEL_NUSES counts
7202 on copied instruction.
7204 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7206 * final.c (insn_current_reference_address): Replace test on JUMP_P
7207 with test on jump_to_label_p.
7208 * config/visium/visium-passes.def: New file.
7209 * config/visium/t-visium (PASSES_EXTRA): Define.
7210 * config/visium/visium-protos.h (make_pass_visium_reorg): Declare.
7211 * config/visium/visium.h (TRAMPOLINE_SIZE): Adjust.
7212 (TRAMPOLINE_ALIGNMENT): Define.
7213 * config/visium/visium.c (visium_option_override): Do not register
7214 the machine-specific reorg pass here.
7215 (visium_trampoline_init): Align the BRA insn on a 64-bit boundary
7217 (output_branch): Adjust threshold for long branch instruction.
7218 * config/visium/visium.md (cpu): Move around.
7219 (length): Adjust for the GR6.
7221 2019-02-15 Richard Biener <rguenther@suse.de>
7222 Jakub Jelinek <jakub@redhat.com>
7224 PR tree-optimization/89278
7225 * tree-loop-distribution.c: Include tree-eh.h.
7226 (generate_memset_builtin, generate_memcpy_builtin): Call
7227 rewrite_to_non_trapping_overflow on builtin->size before passing it
7228 to force_gimple_operand_gsi.
7230 2019-02-15 Jakub Jelinek <jakub@redhat.com>
7233 * optc-save-gen.awk: Handle optimize_fast like optimize_size or
7235 * opth-gen.awk: Likewise.
7237 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
7239 * config/i386/i386.h (TARGET_SUBTARGET64_ISA_DEFAULT):
7240 Enable MMX, SSE and SSE2 by default.
7241 * config/i386/i386.c (ix86_option_override_internal): Do not
7242 explicitly set MMX, SSE and SSE2 flags for TARGET_64BIT here.
7244 2019-02-14 Jakub Jelinek <jakub@redhat.com>
7246 PR rtl-optimization/89354
7247 * combine.c (make_extraction): Punt if extraction_mode is narrower
7250 2019-02-14 Maya Rashish <coypu@sdf.org>
7252 * config.gcc (*-*-netbsd*): Add netbsd-d.o.
7253 * config/netbsd-d.c: New file.
7254 * config/t-netbsd: Add netbsd-d.o
7256 2018-02-14 Steve Ellcey <sellcey@marvell.com>
7258 * config/aarch64/aarch64.c (aarch64_attribute_table): Change
7259 affects_type_identity to true for aarch64_vector_pcs.
7260 (aarch64_comp_type_attributes): New function.
7261 (TARGET_COMP_TYPE_ATTRIBUTES): New macro.
7263 2019-02-14 Tamar Christina <tamar.christina@arm.com>
7266 * config/arm/iterators.md (ANY64): Add V4HF.
7268 2019-02-14 Martin Liska <mliska@suse.cz>
7270 PR rtl-optimization/89242
7271 * dce.c (delete_unmarked_insns): Call free_dominance_info we
7272 process a transformation.
7274 2019-02-14 Jakub Jelinek <jakub@redhat.com>
7276 PR tree-optimization/89314
7277 * fold-const.c (fold_binary_loc): Cast strlen argument to
7278 const char * before dereferencing it. Formatting fixes.
7281 * passes.def: Swap pass_ubsan and pass_early_warn_uninitialized.
7283 2019-02-13 Ian Lance Taylor <iant@golang.org>
7285 * optc-save-gen.awk: Set var_opt_hash for initial optimizations
7286 and set current index for other optimizations.
7288 2019-02-13 Uroš Bizjak <ubizjak@gmail.com>
7290 * config/i386/sse.md (vec_set<VI4F_256_512:mode>_0): Use
7291 nonimmediate_operand as operand 2 predicate.
7292 (vec_set<VF2_512_256:mode>_0): Ditto.
7293 (vec_set<VI8_AVX_AVX512F:mode>_0): Ditto.
7294 (*vec_concatv2si): Remove alternative 2.
7295 (*vec_concatv4si_0): Use vm constraint for alternative 0.
7296 (*vec_concatv4si_0): Remove preferred_for_speed attribute.
7297 (vec_concatv2di): Split alternatives 4,5,6 to ...
7298 (*vec_concatv2di_0) ... new pattern.
7300 2019-02-13 Wilco Dijkstra <wdijkstr@arm.com>
7303 * config/arm/arm.c (ldm_stm_operation_p) Set
7304 addr_reg_in_reglist correctly for first register.
7305 (load_multiple_sequence): Remove dead base check.
7306 (gen_ldm_seq): Correctly set write_back for Thumb-1.
7308 2019-02-13 Tamar Christina <tamar.christina@arm.com>
7311 * config/aarch64/aarch64-sve.md (*pred_mov<mode>, pred_mov<mode>):
7312 Expose as @aarch64_pred_mov.
7313 * config/aarch64/aarch64.c (aarch64_classify_address):
7314 Use expand_insn which legitimizes operands.
7316 2019-02-13 Martin Liska <mliska@suse.cz>
7318 * builtins.h (expand_builtin_with_bounds): Remove declaration.
7319 * calls.c (struct arg_data): Remove special_slot, pointer_arg
7320 and pointer_offset fields.
7321 (initialize_argument_information): Remove usage of dead
7323 * cgraph.h (struct cgraph_thunk_info): Remove
7324 add_pointer_bounds_args.
7325 * cgraphunit.c (cgraph_node::expand_thunk): Remove usage of dead
7327 (cgraph_node::assemble_thunks_and_aliases): Remove usage of dead
7329 * config/i386/i386.c (ix86_function_arg_advance): Remove
7331 (struct builtin_isa): Remove leaf_p and nothrow_p fields.
7332 (def_builtin): Remove usage of dead
7334 (ix86_add_new_builtins): Likewise.
7335 * ipa-fnsummary.c (compute_fn_summary): Likewise.
7336 * ipa-icf.c (sem_function::equals_wpa): Likewise.
7337 (sem_function::init): Likewise.
7338 (sem_variable::merge): Likewise.
7339 * ipa-visibility.c (function_and_variable_visibility): Likewise.
7340 * ipa.c (symbol_table::remove_unreachable_nodes): Likewise.
7341 * lto-cgraph.c (lto_output_node): Likewise.
7342 (lto_output_varpool_node): Likewise.
7343 (input_node): Likewise.
7344 (input_varpool_node): Likewise.
7345 * lto-streamer-out.c (lto_output): Likewise.
7346 * tree-inline.c (expand_call_inline): Remove usage of
7348 * tree-inline.h (struct copy_body_data): Likewise.
7349 * varpool.c (varpool_node::dump): Likewise.
7351 2019-02-13 Jakub Jelinek <jakub@redhat.com>
7354 * tree-ssa-structalias.c (set_uids_in_ptset): Or in vi->is_heap_var
7355 into pt->vars_contains_escaped_heap instead of setting
7356 pt->vars_contains_escaped_heap to it.
7359 * optabs.c (prepare_cmp_insn): Use UINTVAL (size) instead of
7360 INTVAL (size), compare it to GET_MODE_MASK instead of
7361 1 << GET_MODE_BITSIZE.
7364 * config/i386/predicates.md (x86_64_immediate_operand): Allow
7365 TLS UNSPECs offsetted by signed 32-bit CONST_INT even with
7368 2019-02-13 Martin Liska <mliska@suse.cz>
7371 * cfgrtl.c (remove_barriers_from_footer): New function.
7372 (try_redirect_by_replacing_jump): Use it.
7373 (cfg_layout_redirect_edge_and_branch): Likewise.
7375 2019-02-13 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
7377 * config/rs6000/altivec.h (vec_sbox_be, vec_cipher_be,
7378 vec_cipherlast_be, vec_ncipher_be, vec_ncipherlast_be): New #defines.
7379 * config/rs6000/crypto.md (CR_vqdi): New define_mode_iterator.
7380 (crypto_vsbox_<mode>, crypto_<CR_insn>_<mode>): New define_insns.
7381 * config/rs6000/rs6000-builtin.def (VSBOX_BE): New BU_CRYPTO_1.
7382 (VCIPHER_BE, VCIPHERLAST_BE, VNCIPHER_BE, VNCIPHERLAST_BE):
7384 * config/rs6000/rs6000.c (builtin_function_type)
7385 <CRYPTO_BUILTIN_VSBOX_BE, CRYPTO_BUILTIN_VCIPHER_BE,
7386 CRYPTO_BUILTIN_VCIPHERLAST_BE, CRYPTO_BUILTIN_VNCIPHER_BE,
7387 CRYPTO_BUILTIN_VNCIPHERLAST_BE>: New switch options.
7388 * doc/extend.texi (vec_sbox_be, vec_cipher_be, vec_cipherlast_be,
7389 vec_ncipher_be, vec_ncipherlast_be): New builtin functions.
7391 2019-02-12 Pat Haugen <pthaugen@us.ibm.com>
7393 * doc/invoke.texi (RS/6000 and PowerPC Options): Remove duplicate
7394 -maltivec. Delete -maltivec=be and -maltivec=le documentation.
7396 2019-02-12 H.J. Lu <hongjiu.lu@intel.com>
7399 * config/i386/i386.md (*movoi_internal_avx): Revert revision
7400 268678 and revision 268657.
7401 (*movti_internal): Likewise.
7403 2019-02-12 Ilya Leoshkevich <iii@linux.ibm.com>
7406 * config/s390/s390.c (s390_decompose_address): Update comment.
7407 (s390_check_qrst_address): Reject invalid address forms after
7410 2019-02-12 Martin Liska <mliska@suse.cz>
7413 * ipa-pure-const.c (propagate_pure_const): Revert hunk as
7414 we need default values of funct_state for a function that
7417 2019-02-12 Eric Botcazou <ebotcazou@adacore.com>
7419 * asan.c (asan_expand_mark_ifn): Take into account the alignment of
7420 the object to pick the size of stores on strict-alignment platforms.
7422 * config/sparc/sparc.md (*movsi_insn): Minor tweak.
7423 (*movdi_insn_sp32): Likewise.
7424 (*movdi_insn_sp64): Likewise.
7426 2019-02-12 Jan Hubicka <hubicka@ucw.cz>
7429 * cgraphunit.c (analyze_functions): Clear READONLY flag for external
7430 types that needs constructiong.
7431 * tree.h (may_be_aliased): Do not check TYPE_NEEDS_CONSTRUCTING.
7433 2019-02-12 Richard Biener <rguenther@suse.de>
7435 PR tree-optimization/89253
7436 * tree-ssa-loop-split.c (tree_ssa_split_loops): Check we can
7439 2019-02-11 David Malcolm <dmalcolm@redhat.com>
7442 * input.c (selftest::test_line_offset_overflow): New selftest.
7443 (selftest::input_c_tests): Call it.
7445 2019-02-11 Martin Sebor <msebor@redhat.com>
7447 PR tree-optimization/88771
7448 * gimple-ssa-warn-restrict.c (pass_wrestrict::gate): Also enable
7449 when -Wstringop-overflow is set.
7450 (builtin_memref::builtin_memref): Adjust excessive upper bound
7451 only when lower bound is not excessive.
7452 (maybe_diag_overlap): Detect and diagnose excessive bounds via
7453 -Wstringop-ovefflow.
7454 (maybe_diag_offset_bounds): Rename...
7455 (maybe_diag_access_bounds): ...to this.
7456 (check_bounds_or_overlap): Adjust for name change above.
7458 2019-02-11 Martin Sebor <msebor@redhat.com>
7461 * builtins.c (max_object_size): Move from here...
7462 * builtins.h (max_object_size): ...and here...
7463 * tree.c (max_object_size): ...to here...
7464 * tree.h (max_object_size): ...and here.
7466 2019-02-11 Bill Schmidt <wschmidt@linux.ibm.com>
7468 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Shift-right
7469 and shift-left vector built-ins need to include a TRUNC_MOD_EXPR
7470 for correct semantics.
7472 2019-02-11 Alan Modra <amodra@gmail.com>
7474 * doc/invoke.texi (man page RS/6000 and PowerPC Options): Mention
7475 -mlongcall and -mpltseq.
7476 (RS/6000 and PowerPC Options <-mlongcall>): Mention inline PLT calls.
7477 (RS/6000 and PowerPC Options <-mpltseq>): Document.
7478 * config/rs6000/rs6000.h (TARGET_PLTSEQ): Define.
7479 * config/rs6000/sysv4.opt (mpltseq): New option.
7480 * config/rs6000/sysv4.h (TARGET_PLTSEQ): Redefine.
7481 (SUBTARGET_OVERRIDE_OPTIONS): Error if given -mpltseq when assembler
7482 support is lacking. Don't allow -mpltseq with -mbss-plt.
7483 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Warn if
7484 -mpltseq given for ELFv1.
7485 * config/rs6000/rs6000.c (rs6000_call_aix): Comment on UNSPEC_PLTSEQ.
7486 Only use UNSPEC_PLTSEQ for inline PLT calls.
7487 (rs6000_call_sysv, rs6000_sibcall_sysv): Expand comments. Only
7488 use UNSPEC_PLTSEQ for inline PLT calls.
7489 (rs6000_indirect_call_template_1, rs6000_longcall_ref),
7490 (rs6000_call_aix, rs6000_call_sysv, rs6000_sibcall_sysv): Replace
7491 uses of HAVE_AS_PLTSEQ with TARGET_PLTSEQ, simplifying.
7492 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
7493 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
7494 (pltseq_mtctr_<mode>): Likewise.
7496 2019-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7498 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Use 8-byte strings with
7500 * configure: Regenerate.
7502 2019-02-11 Jakub Jelinek <jakub@redhat.com>
7505 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use q constraint
7508 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
7510 * function.c (assign_parm_setup_block): Use the stored
7511 size, not the passed size, when allocating stack-space,
7512 also for a parameter with alignment larger than
7513 MAX_SUPPORTED_STACK_ALIGNMENT.
7515 2019-02-11 Martin Liska <mliska@suse.cz>
7518 * ipa-cp.c (build_toporder_info): Remove usage of a param.
7519 * ipa-inline.c (inline_small_functions): Likewise.
7520 * ipa-pure-const.c (propagate_pure_const): Likewise.
7521 (propagate_nothrow): Likewise.
7522 * ipa-reference.c (propagate): Likewise.
7523 * ipa-utils.c (struct searchc_env): Remove unused field.
7524 (searchc): Always search across AVAIL_INTERPOSABLE.
7525 (ipa_reduced_postorder): Always allow AVAIL_INTERPOSABLE as
7526 the only called IPA pure const can properly not propagate
7527 across interposable boundary.
7528 * ipa-utils.h (ipa_reduced_postorder): Remove param.
7530 2019-02-11 Chung-Ju Wu <jasonwucj@gmail.com>
7532 * config/nds32/nds32.md (call_internal, call_value_internal,
7533 sibcall_internal, sibcall_value_internal): Use SImode for mem rtx.
7535 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
7537 * config/cris/cris.c (cris_preferred_minimum_alignment): Fix name
7540 2019-02-10 H.J. Lu <hongjiu.lu@intel.com>
7542 * config/i386/constraints.md (Yd): Replace AVX512BW with AVX512DQ
7545 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
7547 * config.gcc (with_nds32_lib): Set default --with-nds32-lib correctly.
7549 2019-02-10 Jakub Jelinek <jakub@redhat.com>
7551 PR tree-optimization/89268
7552 * tree-if-conv.c (version_loop_for_if_conversion): Push to preds only
7553 if preds is non-NULL.
7555 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7558 * tree.c (fld_simplified_type_name): Also keep TYPE_DECL for
7561 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
7563 * config/nds32/nds32.md (trap): New pattern.
7565 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
7567 * config/nds32/nds32.c (nds32_dwarf_register_span): Refine register
7570 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
7572 * config/nds32/nds32-md-auxiliary.c (nds32_spilt_doubleword): Support
7575 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7577 * ipa-visibility.c (localize_node): Also do not localize
7578 LDPR_PREVAILING_DEF_IRONLY_EXP.
7580 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7583 * tree.c (fld_simplified_type_name): Use DECL_ASSEMBLER_NAME_SET_P
7584 instead of type_with_linkage.
7586 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7589 * params.def (uninlined-function-insns, uninlined-function-time,
7590 uninlined-thunk-insns, uninlined-thunk-time): Add artificial upper
7591 bound so we don't get overflows.
7593 2019-02-09 Aaron Sawdey <acsawdey@linux.ibm.com>
7595 * config/rs6000/rs6000-string.c (expand_compare_loop,
7596 expand_block_compare): Insert REG_BR_PROB notes in inline expansion of
7599 2019-02-09 Jakub Jelinek <jakub@redhat.com>
7602 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
7603 If !node->definition and TYPE_ARG_TYPES is non-NULL, use
7604 TYPE_ARG_TYPES instead of DECL_ARGUMENTS.
7606 2019-02-09 Alan Modra <amodra@gmail.com>
7609 * config/rs6000/rs6000.c (save_reg_p): Correct calls_eh_return
7610 case. Match logic in rs6000_emit_prologue emitting pic_offset_table
7613 2019-02-08 Vladimir Makarov <vmakarov@redhat.com>
7616 * lra-constraints.c (process_alt_operands): Don't increase reject
7617 for memory when offset memory is required.
7619 2019-02-08 Robin Dapp <rdapp@linux.ibm.com>
7621 * config/s390/vector.md: Implement vector copysign.
7623 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
7625 * expr.c (expand_constructor): Correct indentations.
7627 2019-02-08 Richard Biener <rguenther@suse.de>
7629 PR tree-optimization/89247
7630 * tree-if-conv.c: Include tree-cfgcleanup.h.
7631 (version_loop_for_if_conversion): Record LOOP_VECTORIZED call.
7632 (tree_if_conversion): Pass through predicate vector.
7633 (pass_if_conversion::execute): Do CFG cleanup and SSA update
7634 inline, see if any if-converted loops we refrece in
7635 LOOP_VECTORIZED calls vanished and fixup.
7636 * tree-if-conv.h (tree_if_conversion): Adjust prototype.
7638 2019-02-08 Ilya Leoshkevich <iii@linux.ibm.com>
7640 * config/s390/constraints.md (jdd): New constraint.
7642 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
7645 * config/i386/i386.md (*movoi_internal_avx): Set mode to XI for
7646 upper 16 vector registers without TARGET_AVX512VL.
7647 (*movti_internal): Likewise.
7649 2019-02-08 Jakub Jelinek <jakub@redhat.com>
7651 PR rtl-optimization/89234
7652 * except.c (copy_reg_eh_region_note_forward): Return if note_or_insn
7653 is a NOTE, CODE_LABEL etc. - rtx_insn * other than INSN_P.
7654 (copy_reg_eh_region_note_backward): Likewise.
7656 2019-02-08 Richard Biener <rguenther@suse.de>
7659 * tree-data-ref.c (initialize_matrix_A): Fail if constant
7661 (analyze_subscript_affine_affine): Handle failure from
7662 initialize_matrix_A.
7664 2019-02-08 Jakub Jelinek <jakub@redhat.com>
7666 * cfganal.c (pre_and_rev_post_order_compute_fn): Use fn instead of
7669 2019-02-07 David Malcolm <dmalcolm@redhat.com>
7671 PR tree-optimization/86637
7672 PR tree-optimization/89235
7673 * tree-vect-loop.c (optimize_mask_stores): Add an
7674 auto_purge_vect_location sentinel to ensure that vect_location is
7677 (auto_purge_vect_location::~auto_purge_vect_location): New dtor.
7678 (try_vectorize_loop_1): Add an auto_purge_vect_location sentinel
7679 to ensure that vect_location is purged on exit.
7680 (pass_slp_vectorize::execute): Likewise, replacing the manual
7682 * tree-vectorizer.h (class auto_purge_vect_location): New class.
7684 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7686 * config/aarch64/iterators.md (max_opp): New code_attr.
7687 (USMAX): New code iterator.
7688 * config/aarch64/predicates.md (aarch64_smin): New predicate.
7689 (aarch64_smax): Likewise.
7690 * config/aarch64/aarch64-simd.md (abd<mode>_3): Rename to...
7691 (*aarch64_<su>abd<mode>_3): ... Change RTL representation to
7694 2019-02-07 H.J. Lu <hongjiu.lu@intel.com>
7697 * config/i386/i386.md (*movoi_internal_avx): Set mode to OI
7698 for TARGET_AVX512VL.
7699 (*movti_internal): Set mode to TI for TARGET_AVX512VL.
7701 2019-02-07 Andreas Krebbel <krebbel@linux.ibm.com>
7703 * config/s390/s390-builtin-types.def: Add new types.
7704 * config/s390/s390-builtins.def: (s390_vec_xl, s390_vec_xld2)
7705 (s390_vec_xlw4): Make the memory operand into a const pointer.
7706 (s390_vec_xld2, s390_vec_xlw4): Add a variant for single precision
7708 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Generate
7709 a new vector type with the alignment of the scalar memory operand.
7711 2019-02-07 Matthew Malcomson <matthew.malcomson@arm.com>
7712 Jakub Jelinek <jakub@redhat.com>
7715 * config/arm/arm-protos.h (valid_operands_ldrd_strd,
7716 arm_count_ldrdstrd_insns): New declarations.
7717 * config/arm/arm.c (mem_ok_for_ldrd_strd): Remove broken handling of
7719 (valid_operands_ldrd_strd): New function.
7720 (arm_count_ldrdstrd_insns): New function.
7721 * config/arm/ldrdstrd.md: Change peepholes to generate PARALLEL SImode
7722 sets instead of single DImode set and define new insns to match this.
7724 2019-02-07 Tamar Christina <tamar.christina@arm.com>
7726 * config/aarch64/aarch64-builtins.c (aarch64_fcmla_lane_builtin_data):
7727 Make it a C initializer.
7729 2019-02-07 Tamar Christina <tamar.christina@arm.com>
7732 * config/arm/neon.md (*neon_mov<mode>): Add r -> r case.
7734 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7736 * config/arm/neon.md (neon_<sup>dot<vsi2qi>):
7737 Use neon_dot<q> for type.
7738 (neon_<sup>dot_lane<vsi2qi>): Likewise.
7740 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7742 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>):
7743 Use neon_dot<q> for type.
7744 (aarch64_<sur>dot_lane<vsi2qi>): Likewise.
7745 (aarch64_<sur>dot_laneq<vsi2qi>): Likewise.
7747 2019-02-06 Vladimir Makarov <vmakarov@redhat.com>
7749 PR rtl-optimization/89225
7750 * lra-constaints.c (simplify_operand_subreg): Add subreg mode
7753 2019-02-06 Eric Botcazou <ebotcazou@adacore.com>
7755 * config/i386/i386.c (ix86_expand_prologue): Emit a memory blockage
7756 after restoring registers saved to allocate the frame on Windows.
7758 2019-02-06 Richard Biener <rguenther@suse.de>
7760 PR tree-optimization/89182
7761 * graphite.h (cached_scalar_evolution_in_region): Declare.
7762 * graphite.c (struct seir_cache_key): New.
7763 (struct sese_scev_hash): Likewise.
7764 (seir_cache): New global.
7765 (cached_scalar_evolution_in_region): New function.
7766 (graphite_transform_loops): Allocate and release seir_cache.
7767 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Use
7768 cached_scalar_evolution_in_region.
7769 * graphite-scop-detection.c (scop_detection::can_represent_loop):
7771 (scop_detection::graphite_can_represent_expr: Use
7772 cached_scalar_evolution_in_region.
7773 (scop_detection::stmt_simple_for_scop_p): Likewise.
7774 (find_params_in_bb): Likewise.
7775 (gather_bbs::before_dom_children): Likewise.
7776 * graphite-sese-to-poly.c (create_pw_aff_from_tree): Likewise.
7777 (add_loop_constraints): Likewise.
7779 2019-02-06 Jakub Jelinek <jakub@redhat.com>
7782 * fold-const-call.c (fold_const_vec_convert): Pass true as last
7783 operand to new_unary_operation only if both element types are integral
7784 and it isn't a widening conversion. Return NULL_TREE if
7785 new_unary_operation failed.
7787 2019-02-05 Andreas Krebbel <krebbel@linux.ibm.com>
7790 * config/s390/s390.md: Remove load and test FP splitter.
7792 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
7795 * config/rs6000/rs6000-string.c (do_ifelse, expand_cmp_vec_sequence,
7796 expand_compare_loop, expand_block_compare_gpr,
7797 expand_strncmp_align_check, expand_strncmp_gpr_sequence): Insert
7798 REG_BR_PROB notes in inline expansion of memcmp/strncmp. Add
7799 #include "profile-count.h" and "predict.h" for types and functions
7800 needed to work with REG_BR_PROB notes.
7802 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
7805 * config/rs6000/rs6000.md (<bd>tf_<mode>): Generate a local label
7806 for the long branch case.
7808 2019-02-05 Jakub Jelinek <jakub@redhat.com>
7811 * dce.c (delete_unmarked_insns): Don't remove no-op moves if they
7812 can throw, non-call exceptions are enabled and we can't delete
7813 dead exceptions or alter cfg. Set must_clean if
7814 delete_insn_and_edges returns true, don't set it blindly for calls.
7815 Assert that delete_unreachable_blocks is called only if can_alter_cfg.
7817 PR rtl-optimization/89195
7818 * combine.c (make_extraction): For MEMs, don't extract bytes outside
7819 of the original MEM.
7821 2019-02-05 Martin Liska <mliska@suse.cz>
7823 PR gcov-profile/89000
7824 * gcov.c (function_summary): Remove argument.
7825 (file_summary): New function.
7826 (print_usage): Replace tabs with spaces.
7827 (generate_results): Use new function file_summary.
7829 2019-02-05 Jakub Jelinek <jakub@redhat.com>
7832 * optabs.c (prepare_cmp_insn): Pass x and y to
7833 emit_block_comp_via_libcall rather than XEXP (x, 0) and XEXP (y, 0).
7835 2019-02-05 Richard Biener <rguenther@suse.de>
7838 * bitmap.h (struct bitmap_obstack): Do not mark GTY.
7839 (struct bitmap_element): Drop chain_prev so we properly recurse on
7840 the prev member, supporting tree views.
7841 (struct bitmap_head): GTY skip the obstack member.
7843 2019-02-04 Alexander Monakov <amonakov@ispras.ru>
7846 * doc/extend.texi (Vector Extensions): Add an example of using vector
7847 types together with x86 intrinsics.
7849 2019-02-04 Alan Modra <amodra@gmail.com>
7851 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1): Increase
7852 str[] size to 160, and comment.
7854 2019-02-04 Alan Modra <amodra@gmail.com>
7856 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1),
7857 (rs6000_pltseq_template): Guard output of TLS markers with
7859 (rs6000_longcall_ref, rs6000_call_aix, rs6000_call_sysv),
7860 (rs6000_sibcall_sysv): Ignore TARGET_TLS_MARKERS when deciding
7861 to use inline PLT sequences.
7862 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
7863 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
7864 (pltseq_mtctr_<mode>): Don't test TARGET_TLS_MARKERS in predicate.
7866 2019-02-04 Martin Liska <mliska@suse.cz>
7869 * ipa-fnsummary.c (estimate_edge_devirt_benefit): Bail
7870 out when ipa_fn_summaries does not contain entry for callee.
7872 2019-02-04 Eric Botcazou <ebotcazou@adacore.com>
7874 * config/sparc/sparc.h: Remove superfluous blank lines.
7875 * config/sparc/sparc.c (global_offset_table_rtx): Rename into...
7876 (got_register_rtx): ...this.
7877 (sparc_got): Adjust to above renaming.
7878 (sparc_tls_got): Likewise.
7879 (sparc_delegitimize_address): Likewise.
7880 (sparc_output_mi_thunk): Likewise.
7881 (sparc_init_pic_reg): Likewise.
7882 (save_local_or_in_reg_p): Fix test on the GOT register.
7883 (USE_HIDDEN_LINKONCE): Move around.
7884 (get_pc_thunk_name): Likewise.
7885 (gen_load_pcrel_sym): Likewise.
7886 (load_got_register): Likewise.
7888 2019-02-04 Kito Cheng <kito.cheng@gmail.com>
7890 * config/nds32/linux.h (GLIBC_DYNAMIC_LINKER): Define the naming rule
7891 of the dynamic linker: "ld-linux-nds32[le|be][f].so.1".
7893 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
7895 * config/nds32/nds32.c (nds32_legitimate_address_p): Add TLS model
7898 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
7900 * config.gcc (with_nds32_lib, glibc):
7901 Remove TARGET_DEFAULT_TLSDESC_TRAMPOLINE=0 setting.
7902 * config/nds32/linux.h (TARGET_DEFAULT_TLSDESC_TRAMPOLINE): Delete.
7903 (NDS32_TLSDESC_TRAMPOLINE_SPEC): Delete.
7905 2019-02-03 Uroš Bizjak <ubizjak@gmail.com>
7908 * config/i386/i386.md (*sqrt<mode>2_sse): Add (v,0) alternative.
7909 Do not prefer (v,v) alternative for non-AVX targets and (m,v)
7910 alternative for speed when TARGET_SSE_PARTIAL_REG_DEPENDENCY is set.
7911 (*rcpsf2_sse): Ditto.
7912 (*rsqrtsf2_sse): Ditto.
7913 (sse4_1_round<mode<2): Ditto.
7915 2019-02-03 Richard Biener <rguenther@suse.de>
7918 * dwarf2out.c (copy_ancestor_tree): Register non-stubs as
7921 2019-02-02 Jakub Jelinek <jakub@redhat.com>
7924 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
7925 Punt with warning on aggregate return or argument types. Ignore
7926 type/mode checking for uniform arguments.
7928 2019-02-01 Segher Boessenkool <segher@kernel.crashing.org>
7930 * combine.c (try_combine): Do not print "Can't combine" messages unless
7931 printing failed combination attempts.
7933 2019-02-01 Martin Jambor <mjambor@suse.cz>
7936 * omp-grid.c (grid_mark_variable_segment): Set assembler name of group
7937 segment and global segment variables before making them static.
7939 2019-02-01 Martin Jambor <mjambor@suse.cz>
7941 * omp-grid.c (grid_target_follows_gridifiable_pattern): Guard two
7942 missed optimization dump with dump_enabled_p.
7944 2019-02-01 Richard Biener <rguenther@suse.de>
7947 * tree-scalar-evolution.c (analyze_scalar_evolution): Set up
7948 the instantiate cache.
7949 (instantiate_scev_binary): Elide second operand procesing
7950 if equal to the first.
7951 * tree-chrec.c (chrec_contains_symbols): Add visited set.
7952 (chrec_contains_undetermined): Likewise.
7953 (tree_contains_chrecs): Likewise.
7955 2019-02-01 Jan Hubicka <hubicka@ucw.cz>
7957 * parms.def (MAX_INLINE_INSNS_SINGLE): Reduce from 400 to 200.
7959 2019-02-01 Jakub Jelinek <jakub@redhat.com>
7961 PR tree-optimization/89143
7962 * wide-int-range.h (wide_int_range_absu): Declare.
7963 * wide-int-range.cc (wide_int_range_absu): New function.
7964 * tree-vrp.c (extract_range_from_unary_expr): Handle ABSU_EXPR.
7966 PR tree-optimization/88107
7967 * tree-cfg.c (find_outermost_region_in_block): Add ALL argument,
7968 instead of assertion that eh_region_outermost is non-NULL, if it
7969 is NULL, set *ALL to true and return NULL.
7970 (move_sese_region_to_fn): Adjust caller, if all is set, call
7971 duplicate_eh_regions with NULL region.
7973 2019-02-01 Richard Biener <rguenth@suse.de>
7975 PR rtl-optimization/88593
7976 * mode-switching.c (optimize_mode_switching): Free dominators before
7977 calling cleanup_cfg.
7979 2019-02-01 Bin Cheng <bin.cheng@linux.alibaba.com>
7981 PR tree-optimization/88932
7982 * tree-predcom.c (try_combine_chains): Get loop bbs in dom order.
7984 2019-01-31 Jakub Jelinek <jakub@redhat.com>
7987 * omp-low.c (lower_omp_task_reductions): Drop redundant test to avoid
7988 bogus clang warning.
7990 2019-01-31 Uroš Bizjak <ubizjak@gmail.com>
7993 * config/i386/i386.md (*extendsfdf2): Split out reg->reg
7994 alternative to avoid partial SSE register stall for TARGET_AVX.
7995 (truncdfsf2): Ditto.
7996 (sse4_1_round<mode>2): Ditto.
7998 2018-01-31 Bill Schmidt <wschmidt@linux.ibm.com>
8000 PR tree-optimization/89008
8001 * gimple-ssa-strength-reduction.c (slsr_process_mul): Don't
8002 process anything of the form X * 0.
8004 2019-01-31 Richard Biener <rguenther@suse.de>
8006 PR tree-optimization/89135
8007 * tree-ssa-phiprop.c (pass_phiprop::execute): Skip blocks
8008 with abnormal preds.
8010 2019-01-31 Jakub Jelinek <jakub@redhat.com>
8013 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Allow inlining
8014 always_inline callees into no_sanitize_address callers.
8016 2019-01-31 Richard Biener <rguenther@suse.de>
8018 PR rtl-optimization/89115
8019 * lra.c (lra_rtx_hash): Properly hash CONST_INT values.
8021 2019-01-30 Martin Sebor <msebor@redhat.com>
8024 * doc/extend.texi (cast to a union): Correct and expand.
8026 2019-01-30 Vladimir Makarov <vmakarov@redhat.com>
8028 PR rtl-optimization/87246
8029 * lra-constraints.c (simplify_operand_subreg): Reload memory
8030 in subreg if the address became invalid.
8032 2019-01-30 Bill Schmidt <wschmidt@linux.ibm.com>
8035 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v4sf_scalar):
8036 Disable for little-endian.
8038 2019-01-30 Richard Biener <rguenther@suse.de>
8040 PR rtl-optimization/89115
8041 * opts.c (default_options_optimization): Reduce
8042 PARAM_MAX_DSE_ACTIVE_LOCAL_STORES by a factor of 10 at -O1.
8043 Make PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP reduction relative
8046 2019-01-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
8048 * config/rs6000/rs6000-c.c (altivec-resolve_overloaded_builtin):
8049 Change handling of ALTIVEC_BUILTIN_VEC_EXTRACT. Coerce result to
8050 type of vector element when vec_extract is implemented by direct
8053 2019-01-30 Thomas Schwinge <thomas@codesourcery.com>
8055 * doc/invoke.texi (C Language Options): List "-fopenacc-dim".
8057 2019-01-30 Richard Biener <rguenther@suse.de>
8059 PR tree-optimization/89111
8060 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Restrict
8061 canonicalization to appropriately sized access types.
8063 2019-01-30 Jakub Jelinek <jakub@redhat.com>
8066 * config/i386/i386.c (ix86_warn_parameter_passing_abi): Don't warn
8067 for arguments to functions that are TU-local and shouldn't be
8068 referenced by assembly.
8070 2019-01-30 Ulrich Drepper <drepper@redhat.com>
8072 * dumpfile.c (opt_info_switch_p_1): Ignore '-' if it appears
8075 2019-01-29 Martin Sebor <msebor@redhat.com>
8078 * gimple-fold.c (fold_array_ctor_reference): Avoid zero-length arrays.
8080 2019-01-29 Jakub Jelinek <jakub@redhat.com>
8084 * omp-simd-clone.c (simd_clone_clauses_extract)
8085 <case OMP_CLAUSE_ALIGNED>: Ignore clauses with NULL
8086 OMP_CLAUSE_ALIGNED_ALIGNMENT.
8088 2019-01-29 Vineet Gupta <vgupta@synopsys.com>
8090 * config.gcc: Force .init_array for ARC.
8092 2019-01-29 Richard Biener <rguenther@suse.de>
8095 * dwarf2out.c (collect_skeleton_dies): New helper.
8096 (copy_decls_for_unworthy_types): Call it.
8097 (build_abbrev_table): Assert we do not try to replace
8098 DW_AT_signature refs with local refs.
8100 2019-01-28 Jakub Jelinek <jakub@redhat.com>
8103 * gimplify.c (gimplify_omp_for): When adding OMP_CLAUSE_*_GIMPLE_SEQ
8104 for lastprivate/linear IV, push gimplify context around gimplify_assign
8105 and, if it needed any temporaries, pop it into a gimple bind around the
8108 2019-01-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
8110 * common.opt (-Wattribute-alias): Remove "no-" from name.
8111 Make -Wattribute-alias command line option and
8112 #pragma GCC diagnostic ignored "-Wattribute-alias" work again.
8114 2019-01-28 Jakub Jelinek <jakub@redhat.com>
8117 * doc/invoke.texi (-mclwb, -mprfchw, -mrdpid, -mrdseed, -msgx,
8118 -madx, -mhle, -mavx5124fmaps, -mavx512vnni, -mavx5124vnniw): Document
8120 (bmi2): Add missing @opindex.
8121 * doc/extend.texi (x86 target attribute): Move fma4, lwp, ssse3
8122 options alphabetically. Add missing 3dnow, 3dnowa, adx, avx, avx2,
8123 avx5124fmaps, avx5124vnniw, avx512bitalg, avx512bw, avx512cd,
8124 avx512dq, avx512er, avx512f, avx512ifma, avx512pf, avx512vbmi,
8125 avx512vbmi2, avx512vl, avx512vnni, avx512vpopcntdq, bmi, bmi2,
8126 cldemote, clflushopt, clwb, clzero, crc32, cx16, f16c, fma, fsgsbase,
8127 fxsr, gfni, hle, lzcnt, movbe, movdir64b, movdiri, mwaitx, pconfig,
8128 pku, prefetchwt1, prfchw, ptwrite, rdpid, rdrnd, rdseed, rtm, sahf,
8129 sgx, sha, shstk, tbm, vaes, vpclmulqdq, waitpkg, wbnoinvd, xsave,
8130 xsavec, xsaveopt and xsaves options.
8132 2019-01-28 Richard Biener <rguenther@suse.de>
8135 * dwarf2out.c (gen_subprogram_die): Remove leftover from MPX
8138 2019-01-28 Richard Biener <rguenther@suse.de>
8140 PR tree-optimization/88739
8141 * tree-cfg.c (verify_types_in_gimple_reference): Verify
8142 BIT_FIELD_REFs only are applied to mode-precision operands
8143 when they are integral.
8144 (verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR.
8145 * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid generating
8146 BIT_FIELD_REFs of non-mode-precision integral operands.
8148 2019-01-27 Jakub Jelinek <jakub@redhat.com>
8151 * config/i386/sse.md
8152 (<mask_codefor>avx512dq_shuf_<shuffletype>64x2_1<mask_name>,
8153 avx512f_shuf_<shuffletype>64x2_1<mask_name>): Ensure the
8154 first constants in pairs are multiples of 2. Formatting fixes.
8155 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>,
8156 avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Ensure the
8157 first constants in each quadruple are multiples of 4. Formatting fixes.
8159 2019-01-26 Martin Jambor <mjambor@suse.cz>
8162 * tree-inline.c: Include tree-cfgcleanup.h.
8163 (delete_unreachable_blocks_update_callgraph): Move...
8164 * tree-cfgcleanup.c (delete_unreachable_blocks_update_callgraph):
8165 ...here, make externally visible, make second argument bool, adjust
8167 * tree-cfgcleanup.c: Include cgraph.h.
8168 * tree-cfgcleanup.h (delete_unreachable_blocks_update_callgraph):
8170 * ipa-prop.c: Include tree-cfgcleanup.h.
8171 (ipcp_transform_function): Call
8172 delete_unreachable_blocks_update_callgraph instead of cleaning uo CFG.
8174 2019-01-25 Vladimir Makarov <vmakarov@redhat.com>
8176 PR rtl-optimization/88846
8177 * ira.c (process_set_for_memref_referenced_p): New.
8178 (memref_referenced_p): Add new param. Use
8179 process_set_for_memref_referenced_p. Add new switch cases.
8180 (memref_used_between_p): Pass new arg to memref_referenced_p.
8182 2019-01-25 Richard Earnshaw <rearnsha@arm.com>
8185 * config/aarch64/aarch64.c (aarch64_function_arg_alignment): Add new
8186 argument ABI_BREAK. Set to true if the calculated alignment has
8187 changed in gcc-9. Check bit-fields for their base type alignment.
8188 (aarch64_layout_arg): Warn if argument passing has changed in gcc-9.
8189 (aarch64_function_arg_boundary): Likewise.
8190 (aarch64_gimplify_va_arg_expr): Likewise.
8192 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
8195 * varasm.c (output_constructor_bitfield): Use wi::extract_uhwi
8196 instead of accessing TREE_INT_CST_ELT directly.
8198 2019-01-25 Christophe Lyon <christophe.lyon@linaro.org>
8200 * doc/sourcebuild.texi (Environment attributes): Add fenv and
8201 fenv_exceptions description.
8203 2019-01-25 Wilco Dijkstra <wdijkstr@arm.com>
8205 PR rtl-optimization/87763
8206 * config/aarch64/aarch64.c (aarch64_select_cc_mode):
8207 Allow SUBREG when matching CC_NZmode compare.
8209 2019-01-25 Richard Biener <rguenther@suse.de>
8211 PR tree-optimization/89049
8212 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost):
8213 Look at the pattern stmt to determine if the stmt is vectorized.
8215 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
8217 * config/aarch64/aarch64-sve.md (*pred_mov<mode>)
8218 (pred_mov<mode>): Handle all-register forms using both a new
8219 alternative and a split.
8221 2019-01-25 Richard Biener <rguenther@suse.de>
8223 PR tree-optimization/86865
8224 * graphite-scop-detection.c (scop_detection::can_represent_loop):
8225 Reject non-do-while loops.
8227 2019-01-24 Peter Bergner <bergner@linux.ibm.com>
8229 * config/rs6000/altivec.md (build_vector_mask_for_load): Use MEM_P.
8230 * config/rs6000/constraints.md (Q constraint): Use REG_P.
8231 * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Use SYMBOL_REF_P.
8232 * config/rs6000/freebsd64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
8233 SYMBOL_REF_P, CONST_INT_P and CONST_DOUBLE_P.
8234 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8235 * config/rs6000/predicates.md (altivec_register_operand, vint_operand,
8236 vsx_register_operand, vsx_reg_sfsubreg_ok, vfloat_operand,
8237 vlogical_operand, gpc_reg_operand, int_reg_operand,
8238 int_reg_operand_not_pseudo): Use SUBREG_P and HARD_REGISTER_P.
8239 (ca_operand, base_reg_operand, htm_spr_reg_operand, cc_reg_operand,
8240 cc_reg_not_cr0_operand, input_operand): Use SUBREG_P.
8241 (save_world_operation, restore_world_operation, lmw_operation,
8242 stmw_operation): Use MEM_P and REG_P.
8243 (tie_operand): Use MEM_P.
8244 (vrsave_operation, crsave_operation): Use REG_P.
8245 (mfcr_operation, mtcrf_operation): Use REG_P and CONST_INT_P.
8246 (fpr_reg_operand): Use SUBREG_P and HARD_REGISTER_NUM_P.
8247 (quad_int_reg_operand): Use HARD_REGISTER_NUM_P.
8248 (call_operand): Use HARD_REGISTER_P.
8249 (indexed_or_indirect_operand, altivec_indexed_or_indirect_operand):
8251 (lwa_operand): Use SUBREG_P, REG_P and CONST_INT_P.
8252 * config/rs6000/rs6000-p8swap.c (insn_is_load_p, insn_is_store_p,
8253 quad_aligned_load_p, replace_swapped_aligned_store,
8254 recombine_lvx_pattern, replace_swapped_aligned_load,
8255 recombine_stvx_pattern): Use MEM_P.
8256 (const_load_sequence_p, adjust_vperm, replace_swapped_load_constant):
8257 Use MEM_P and SYMBOL_REF_P.
8258 (rtx_is_swappable_p): Use REG_P and CONST_INT_P.
8259 (insn_is_swappable_p): Use REG_P and MEM_P.
8260 (insn_is_swap_p, (alignment_mask): Use CONST_INT_P.
8261 * config/rs6000/rs6000-string.c (expand_block_clear, expand_block_move):
8263 * config/rs6000/rs6000.c (rs6000_secondary_reload, rs6000_emit_cmove):
8265 (rs6000_output_move_128bit): Use CONST_DOUBLE_P, CONST_INT_P and
8267 (rs6000_legitimize_address): Use CONST_DOUBLE_P, CONST_INT_P,
8268 CONST_WIDE_INT_P, REG_P and SYMBOL_REF_P.
8269 (rs6000_emit_move): Use CONST_DOUBLE_P, CONST_INT_P, HARD_REGISTER_P,
8270 HARD_REGISTER_NUM_P, MEM_P, REG_P, SUBREG_P, SYMBOL_REF_P and
8272 (output_toc): Use CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
8273 (easy_altivec_constant, rs6000_legitimate_offset_address_p,
8274 rs6000_mode_dependent_address, rs6000_expand_mtfsf_builtin,
8275 rs6000_expand_set_fpscr_rn_builtin, rs6000_expand_set_fpscr_drn_builtin,
8276 rs6000_expand_unop_builtin, INT_P, rs6000_generate_compare,
8277 rs6000_machopic_legitimize_pic_address, rs6000_split_logical_inner,
8278 rs6000_split_logical_di): Use CONST_INT_P.
8279 (rs6000_legitimize_reload_address): Use CONST_INT_P, HARD_REGISTER_P,
8280 REG_P and SYMBOL_REF_P.
8281 (setup_incoming_varargs, rs6000_rtx_costs): Use CONST_INT_P and MEM_P.
8282 (print_operand): Use CONST_INT_P, MEM_P and REG_P.
8283 (virtual_stack_registers_memory_p, rs6000_legitimate_address_p,
8284 mems_ok_for_quad_peep): Use CONST_INT_P and REG_P.
8285 (rs6000_secondary_reload_memory): Use CONST_INT_P and SUBREG_P.
8286 (small_data_operand, print_operand_address): Use CONST_INT_P and
8288 (split_stack_arg_pointer_used_p): Use HARD_REGISTER_P.
8289 (rs6000_init_hard_regno_mode_ok, direct_move_p):
8290 Use HARD_REGISTER_NUM_P.
8291 (rs6000_secondary_reload_gpr): Use HARD_REGISTER_NUM_P and MEM_P.
8292 (rs6000_secondary_reload_class): Use HARD_REGISTER_NUM_P, REG_P,
8293 SUBREG_P and SYMBOL_REF_P.
8294 (register_to_reg_type, rs6000_secondary_reload_inner): Use SUBREG_P
8295 and HARD_REGISTER_NUM_P.
8296 (rs6000_adjust_vec_address): Use HARD_REGISTER_NUM_P and
8298 (rs6000_adjust_cost, find_mem_ref): Use MEM_P.
8299 (macho_lo_sum_memory_operand, rs6000_eliminate_indexed_memrefs): Use
8301 (legitimate_indirect_address_p, legitimate_lo_sum_address_p,
8302 registers_ok_for_quad_peep, rs6000_output_function_epilogue,
8303 find_addr_reg): Use REG_P.
8304 (altivec_expand_vec_perm_const): Use REG_P and SUBREG_P.
8305 (rs6000_emit_le_vsx_move): Use SUBREG_P.
8306 (offsettable_ok_by_alignment, constant_pool_expr_p,
8307 legitimate_small_data_p, rs6000_output_dwarf_dtprel,
8308 rs6000_delegitimize_address, rs6000_const_not_ok_for_debug_p,
8309 rs6000_cannot_force_const_mem, rs6000_output_addr_const_extra,
8310 rs6000_assemble_integer, create_TOC_reference,
8311 rs6000_emit_allocate_stack, rs6000_xcoff_encode_section_info,
8312 rs6000_call_aix, rs6000_call_aix): Use SYMBOL_REF_P.
8313 (rs6000_split_vec_extract_var): Use reg_or_subregno.
8314 * config/rs6000/rtems.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
8315 CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
8316 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8317 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8318 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Use SYMBOL_REF_P.
8319 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use HARD_REGISTER_NUM_P.
8320 (INT_REG_OK_FOR_INDEX_P, INT_REG_OK_FOR_BASE_P): Use HARD_REGISTER_P.
8321 (CONSTANT_ADDRESS_P): Use CONST_INT_P and SYMBOL_REF_P.
8322 * config/rs6000/rs6000.md (define_expands strlensi, mod<mode>3
8323 and cbranch<mode>4): Use CONST_INT_P.
8324 (multiple define_splits): Use REG_P and SUBREG_P.
8325 (define_expands call, call_value): Use MEM_P.
8326 (define_expands sibcall, sibcall_value): Use CONST_INT_P and MEM_P.
8327 (define insn *mtcrfsi): Use CONST_INT_P and REG_P.
8328 * config/rs6000/vsx.md (*vsx_le_perm_load_<mode>,
8329 *vsx_le_perm_load_v8hi, *vsx_le_perm_load_v16qi): Use HARD_REGISTER_P
8330 and HARD_REGISTER_NUM_P.
8331 (multiple define_splits): Use HARD_REGISTER_NUM_P.
8333 2019-01-24 Uroš Bizjak <ubizjak@gmail.com>
8335 PR rtl-optimization/88948
8336 * rtl.h (prepare_copy_insn): New prototype.
8337 * gcse.c (prepare_copy_insn): New function, split out from
8338 process_insert_insn.
8339 (process_insert_insn): Use prepare_copy_insn.
8340 * store-motion.c (replace_store_insn): Use prepare_copy_insn
8341 instead of gen_move_insn.
8343 2019-01-24 Jakub Jelinek <jakub@redhat.com>
8346 * config/i386/i386.c (ix86_pic_register_p): Return true for
8349 PR tree-optimization/88964
8350 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Also
8351 punt if HONOR_SNANS (chrec).
8354 * tree-nested.c (convert_nonlocal_reference_stmt,
8355 convert_local_reference_stmt, convert_tramp_reference_stmt,
8356 convert_gimple_call) <case GIMPLE_OMP_TEAMS>: Treat
8357 gimple_omp_teams_host teams stmts like GIMPLE_OMP_PARALLEL
8360 PR tree-optimization/89027
8361 * tree-inline.c (add_clobbers_to_eh_landing_pad): Don't add clobbers
8362 for "omp simd array" variables.
8364 2019-01-24 Richard Earnshaw <rearnsha@arm.com>
8367 * profile-count.h (profile_count): On ARM systems using GCC 6/7/8
8368 force the alignment of m_val.
8370 2019-01-24 Richard Biener <rguenther@suse.de>
8373 * tree-streamer-out.c (write_ts_decl_common_tree_pointers):
8374 When in "legacy" debug mode make sure to reset self-origins.
8376 2019-01-24 Martin Liska <mliska@suse.cz>
8378 PR gcov-profile/88994
8379 * gcov-io.c (mangle_path): Do not allocate a bigger buffer,
8380 result will be always smaller or equal to the original.
8381 * gcov.c (mangle_name): Fix else branch where we should
8382 also copy to PTR and shift the pointer.
8384 2019-01-24 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
8386 * tree-ssa-dom.c (test_for_singularity): Fix a comment typo.
8387 * vr-values.c (find_case_label_ranges): Fix a comment typo.
8389 2019-01-23 Xuepeng Guo <xuepeng.guo@intel.com>
8391 * common/config/i386/i386-common.c
8392 (OPTION_MASK_ISA_ENQCMD_SET,
8393 OPTION_MASK_ISA_ENQCMD_UNSET): New macros.
8394 (ix86_handle_option): Handle -menqcmd.
8395 * config.gcc (enqcmdintrin.h): New header file.
8396 * config/i386/cpuid.h (bit_ENQCMD): New bit.
8397 * config/i386/driver-i386.c (host_detect_local_cpu): Handle
8399 * config/i386/i386-builtin-types.def ((INT, PVOID, PCVOID)): New
8401 * config/i386/i386-builtin.def (__builtin_ia32_enqcmd,
8402 __builtin_ia32_enqcmds): New builtins.
8403 * config/i386/i386-c.c (__ENQCMD__): New macro.
8404 * config/i386/i386-option.c (ix86_target_string): Add
8406 (ix86_valid_target_attribute_inner_p): Likewise.
8407 * config/i386/i386-expand.c
8408 (ix86_expand_builtin): Expand IX86_BUILTIN_ENQCMD and
8409 IX86_BUILTIN_ENQCMDS.
8410 * config/i386/i386.h (TARGET_ENQCMD): New.
8411 * config/i386/i386.md (UNSPECV_ENQCMD, UNSPECV_ENQCMDS): New.
8412 (@enqcmd<enqcmd_sfx>_<mode>): New insn pattern.
8413 (movdir64b_<mode>): Parameterize to enable share expansion code
8414 with ENQCMD in function ix86_expand_builtin.
8415 * config/i386/i386.opt: Add -menqcmd.
8416 * config/i386/immintrin.h: Include enqcmdintrin.h.
8417 * config/i386/enqcmdintrin.h: New intrinsic file.
8418 * doc/invoke.texi: Add -menqcmd.
8420 2019-01-23 Bin Cheng <bin.cheng@arm.com>
8421 Steve Ellcey <sellcey@marvell.com>
8424 * recog.c (address_operand): Return false on wrong mode for address.
8425 (constrain_operands): Check for mode with 'p' constraint.
8427 2019-01-23 Uroš Bizjak <ubizjak@gmail.com>
8430 * config/i386/sse.md (sse2_cvtpi2pd): Add SSE alternatives.
8431 Disparage MMX alternative.
8432 (sse2_cvtpd2pi): Ditto.
8433 (sse2_cvttpd2pi): Ditto.
8435 2019-01-23 David Malcolm <dmalcolm@redhat.com>
8438 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Fix
8439 use-after-free of the result of
8440 aarch64_get_extension_string_for_isa_flags.
8442 2019-01-23 Jakub Jelinek <jakub@redhat.com>
8445 * doc/extend.texi: Document break and continue behavior in
8446 statement expressions.
8448 2019-01-23 Richard Biener <rguenther@suse.de>
8450 PR tree-optimization/89008
8451 * tree-ssa-reassoc.c (eliminate_using_constants): For * 0 do
8452 not leave another stray operand.
8454 2019-01-23 Jakub Jelinek <jakub@redhat.com>
8456 * BASE-VER: Bump to 9.0.1.
8458 2019-01-23 Eric Botcazou <ebotcazou@adacore.com>
8460 * cgraphunit.c (cgraph_node::expand_thunk): When expanding a GIMPLE
8461 thunk that returns by reference, use the type of the return object
8462 of the thunk instead of that of the alias to build the dereference.
8464 2019-01-23 Vineet Gupta <vgupta@synopsys.com>
8466 * config/arc/atomic.md: Add operand to DMB instruction.
8468 2019-01-23 Jakub Jelinek <jakub@redhat.com>
8470 PR tree-optimization/88964
8471 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Use
8472 build_zero_cst instead of build_int_cst. Return false for loop
8473 invariants which honor signed zeros.
8475 2019-01-22 Segher Boessenkool <segher@kernel.crashing.org>
8477 * doc/invoke.texi (-fsplit-paths): This is enabled by default at -O3.
8479 2019-01-22 Jakub Jelinek <jakub@redhat.com>
8482 * config/rs6000/rs6000.c: Include tree-vrp.h and tree-ssanames.h.
8483 (rs6000_gimple_fold_builtin): If MEM_REF address doesn't satisfy
8484 is_gimple_mem_ref_addr predicate, force it into a SSA_NAME first.
8487 * gimplify.c (gimplify_omp_atomic): Handle bitfield atomics with
8488 non-integral DECL_BIT_FIELD_REPRESENTATIVEs.
8491 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v2df_scalar):
8492 Disable for little endian.
8494 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
8497 * config/arm/arm.c (arm_needs_double_word_align): Check
8498 DECL_BIT_FIELD_TYPE.
8500 2019-01-22 Hongtao Liu <hongtao.liu@intel.com>
8501 H.J. Lu <hongjiu.lu@intel.com>
8504 * config/i386/i386-builtin.def: Add mask2 to all builtin
8505 initializations. Merge ARGS2 and SPECIAL_ARGS2 into ARGS and
8507 * config/i386/i386.c (BDESC): Add mask2 to the definition.
8508 (BDESC_FIRST): Likewise.
8509 (define_builtin): Add an argument for mask2. Updated to handle
8510 both ix86_isa_flags and ix86_isa_flags2.
8511 (define_builtin_const): Likewise.
8512 (define_builtin_pure): Likewise.
8513 (define_builtin2): Deleted.
8514 (define_builtin_const2): Likewise.
8515 (builtin_description): Add a member, mask2.
8516 (bdesc_*): Add mask2 to builtin initializations.
8517 (ix86_init_mmx_sse_builtins): Update calls to def_builtin,
8518 def_builtin_const and def_builtin_pure. Remove SPECIAL_ARGS2
8520 (ix86_get_builtin_func_type): Remove SPECIAL_ARGS2 support.
8522 2019-01-22 H.J. Lu <hongjiu.lu@intel.com>
8525 * config/i386/i386.c (ix86_force_load_from_GOT_p): Also check
8528 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
8531 * config/arm/arm.c (arm_needs_doubleword_align): Return 2 if a record's
8532 alignment is dominated by a bitfield with 64-bit aligned base type.
8533 (arm_function_arg): Emit a warning if the alignment has changed since
8534 earlier GCC releases.
8535 (arm_function_arg_boundary): Likewise.
8536 (arm_setup_incoming_varargs): Likewise.
8538 2019-01-22 Richard Biener <rguenther@suse.de>
8540 PR tree-optimization/88862
8541 * graphite-scop-detection.c
8542 (scop_detection::graphite_can_represent_scev): Reject ADDR_EXPR.
8544 2019-01-22 Andrew Stubbs <ams@codesourcery.com>
8546 * doc/extend.tex (AMD GCN Function Attributes): New section.
8547 * doc/install.texi (amdgcn-unknown-amdhsa): New instructions.
8548 * doc/invoke.texi (AMD GCN Options): New section.
8549 * doc/md.texi (Constraints for Particular Machines): Add AMD GCN.
8551 2019-01-22 Eric Botcazou <ebotcazou@adacore.com>
8553 * config/sparc/sparc.c (parc_delegitimize_address): Recognize the GOT
8554 register and decoded HIGH/LO_SUM combinations for labels in PIC mode.
8556 2019-01-22 Jakub Jelinek <jakub@redhat.com>
8558 PR tree-optimization/88044
8559 * tree-ssa-loop-niter.c (number_of_iterations_cond): If condition
8560 is false in the first iteration, but !every_iteration, return false
8561 instead of true with niter->niter zero.
8563 PR rtl-optimization/88904
8564 * cfgcleanup.c (thread_jump): Verify cond2 doesn't mention
8565 any nonequal registers before processing BB_END (b).
8568 * optabs.c (add_equal_note): Add op0_mode argument, use it instead of
8570 (expand_binop_directly, expand_doubleword_clz,
8571 expand_doubleword_popcount, expand_ctz, expand_ffs,
8572 expand_unop_direct, maybe_emit_unop_insn): Adjust callers.
8574 PR rtl-optimization/49429
8576 PR rtl-optimization/86334
8578 * expr.c (emit_block_move_hints): Move marking of MEM_EXPRs
8579 addressable from here...
8580 (emit_block_op_via_libcall): ... to here.
8582 2019-01-22 Richard Biener <rguenther@suse.de>
8584 * tree-vect-loop.c (vect_analyze_loop_operations): Use
8585 auto_vec for cost vector to fix memleak.
8586 (vectorize_fold_left_reduction): Properly gather SLP defs.
8587 (vectorizable_comparison): Do not swap operands to properly
8590 2019-01-22 Alan Modra <amodra@gmail.com>
8593 * config/rs6000/predicates.md (unspec_tls): Ensure GOT reg
8594 stays a reg. Allow a const_int.
8595 * config/rs6000/rs6000-protos.h (rs6000_output_tlsargs): Declare.
8596 * config/rs6000/rs6000.h (IS_V4_FP_ARGS): Define.
8597 (IS_NOMARK_TLSGETADDR): Define.
8598 * config/rs6000/rs6000.c (edit_tls_call_insn): Delete.
8599 (rs6000_output_tlsargs): New function.
8600 (rs6000_legitimize_tls_address): Don't say a !TARGET_TLS_MARKERS
8601 __tls_get_addr call takes an arg.
8602 (rs6000_call_sysv): Generate sysv4 secure plt call pattern here..
8603 * config/rs6000/rs6000.md (call_nonlocal_sysv): ..rather than here,
8605 (call_value_nonlocal_sysv): ..or here, delete split.
8606 (tls_gdld_nomark): Delete.
8607 (call_value_indirect_nonlocal_sysv): Use unspec_tls as operand2
8608 predicate. Call rs6000_output_tlsargs. Adjust length to suit.
8609 (call_value_nonlocal_sysv): Likewise.
8610 (call_value_nonlocal_sysv_secure): Likewise.
8611 (call_value_nonlocal_aix): Likewise.
8612 (call_value_indirect_aix): Likewise.
8613 (call_value_indirect_elfv2): Likewise.
8614 (call_value_local32, call_value_local64): Disable for no-mark tls.
8615 (call_value_local_aix): Likewise.
8617 2019-01-21 Uroš Bizjak <ubizjak@gmail.com>
8620 * config/i386/i386.c (ix86_expand_builtin) [case IX86_BUILTIN_BEXTRI32,
8621 case IX86_BUILTIN_BEXTRI64]: Sanitize operands.
8623 2019-01-21 Michael Ploujnikov <michael.ploujnikov@oracle.com>
8625 * hash-map-tests.c (test_map_of_strings_to_int): Show how to use
8626 string contents as hash_map keys.
8628 2019-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
8631 * c-warn.c (check_alignment_of_packed_member): Add a boolean parameter
8632 for rvalue context. Handle rvalues correctly. Use min_align_of_type
8633 instead of TYPE_ALIGN.
8634 (check_address_or_pointer_of_packed_member): Handle rvalues coorrectly.
8635 Use min_align_of_type instead of TYPE_ALIGN_UNIT. Check for NULL
8636 pointer from TYPE_STUB_DECL.
8638 2019-01-21 Richard Biener <rguenther@suse.de>
8640 PR tree-optimization/88934
8641 * tree-vect-slp.c (vect_mask_constant_operand_p): Always look
8642 at the possibly non-constant operand.
8643 (vect_get_constant_vectors): Adjust.
8645 2019-01-21 H.J. Lu <hongjiu.lu@intel.com>
8648 * config/i386/adxintrin.h: Just check _IMMINTRIN_H_INCLUDED.
8649 * config/i386/clflushoptintrin.h: Check _IMMINTRIN_H_INCLUDED
8650 instead of _X86INTRIN_H_INCLUDED.
8651 * onfig/i386/clwbintrin.h: Likewise.
8652 * config/i386/pkuintrin.h: Likewise.
8653 * config/i386/prfchwintrin.h: Likewise.
8654 * config/i386/rdseedintrin.h: Likewise.
8655 * config/i386/wbnoinvdintrin.h: Likewise.
8656 * config/i386/xsavecintrin.h: Likewise.
8657 * config/i386/xsavesintrin.h: Likewise.
8658 * config/i386/fxsrintrin.h: Enable _IMMINTRIN_H_INCLUDED check.
8659 * config/i386/xsaveintrin.h: Likewise.
8660 * config/i386/xsaveoptintrin.h: Likewise.
8661 * config/i386/x86intrin.h: Move "#include" <rdseedintrin.h>,
8662 <prfchwintrin.h>, <fxsrintrin.h>, <xsaveintrin.h>,
8663 <xsaveoptintrin.h>, <adxintrin.h>, <clwbintrin.h>,
8664 <clflushoptintrin.h>, <xsavesintrin.h>, <xsavecintrin.h>,
8665 <wbnoinvdintrin.h> and <pkuintrin.h> to ...
8666 * config/i386/immintrin.h: Here.
8668 2019-01-20 Martin Jambor <mjambor@suse.cz>
8671 * ipa-prop.h (struct ipa_func_body_info): Replaced field aa_walked
8672 with aa_walk_budget.
8673 * cgraph.h (ipa_polymorphic_call_context::get_dynamic_type): Add
8674 aa_walk_budget_p parameter.
8675 * ipa-fnsummary.c (unmodified_parm_1): New parameter fbi. Limit AA
8676 walk. Updated all callers.
8677 (unmodified_parm): New parameter fbi, pass it to unmodified_parm_1.
8678 (eliminated_by_inlining_prob): New parameter fbi, pass it on to
8680 (will_be_nonconstant_expr_predicate): New parameter fbi, removed
8681 parameter info. Extract info from fbi. Pass fbi to recursive calls
8682 and to unmodified_parm.
8683 (phi_result_unknown_predicate): New parameter fbi, removed parameter
8684 info, updated call to will_be_nonconstant_expr_predicate.
8685 (param_change_prob): New parameter fbi, limit AA walking.
8686 (analyze_function_body): Initialize aa_walk_budget in fbi. Update
8687 calls to various above functions.
8688 * ipa-polymorphic-call.c (get_dynamic_type): Add aa_walk_budget_p
8689 parameter. Use it to limit AA walking.
8690 * ipa-prop.c (detect_type_change_from_memory_writes): New parameter
8692 (detect_type_change): New parameter fbi, pass it on to
8693 detect_type_change_from_memory_writes.
8694 (detect_type_change_ssa): Likewise.
8695 (aa_overwalked): Removed.
8696 (parm_preserved_before_stmt_p): Assume fbi is never NULL, stream line
8697 accordingly, adjust to the neew AA limiting scheme.
8698 (parm_ref_data_preserved_p): Likewise.
8699 (ipa_compute_jump_functions_for_edge): Adjust call to
8701 (ipa_analyze_call_uses): Likewise.
8702 (ipa_analyze_virtual_call_uses): Pass fbi to detect_type_change_ssa.
8703 (ipa_analyze_node): Initialize aa_walk_budget.
8704 (ipcp_transform_function): Likewise.
8705 * tree-ssa-sccvn.c (eliminate_dom_walker::eliminate_stmt): Update call
8706 to get_dynamic_type.
8708 2019-01-19 Jakub Jelinek <jakub@redhat.com>
8710 * config/aarch64/aarch64.c (aarch64_stack_protect_guard): Move
8711 outside of #if CHECKING_P code.
8713 2019-01-19 Richard Sandiford <richard.sandiford@arm.com>
8715 * gimple-loop-versioning.cc (loop_versioning::dump_inner_likelihood):
8716 New function, split out from...
8717 (loop_versioning::analyze_stride): ...here.
8718 (loop_versioning::find_per_loop_multiplication): Use gassign.
8719 (loop_versioning::analyze_term_using_scevs): Return a success code.
8720 (loop_versioning::analyze_arbitrary_term): New function.
8721 (loop_versioning::analyze_address_fragment): Use
8722 analyze_arbitrary_term if all else fails.
8724 2019-01-18 Segher Boessenkool <segher@kernel.crashing.org>
8727 * config/rs6000/rs6000.md (*movsi_from_df): Allow only register
8730 2019-01-18 Richard Biener <rguenther@suse.de>
8732 PR tree-optimization/88903
8733 * tree-vect-stmts.c (vectorizable_shift): Verify we see all
8734 scalar stmts a SLP shift amount is composed of when detecting
8737 2019-01-18 Richard Earnshaw <rearnsha@arm.com>
8740 * config/arm/arm-cpus.in (mp): New feature.
8742 (fgroup ARMv7ve): Add mp and sec features.
8743 (arch armv7-a): Add options to allow mp and sec extensions.
8744 (cpu generic-armv7-a): Add options to allow mp and sec extensions.
8745 (cpu cortex-a5, cpu cortex-7, cpu cortex-a9): Add mp and sec
8746 extenstions to the base architecture.
8747 (cpu cortex-a8): Add sec extension to the base architecture.
8748 (cpu marvell-pj4): Add mp and sec extensions to the base architecture.
8749 * config/arm/t-aprofile (MULTILIB_MATCHES): Map all armv7-a arch
8750 variants down to the base v7-a varaint.
8751 * config/arm/t-multilib (v7_a_arch_variants): New variable.
8752 * doc/invoke.texi (ARM Options): Add +mp and +sec to the list
8753 of permitted extensions for -march=armv7-a and for
8754 -mcpu=generic-armv7-a.
8756 2019-01-18 Martin Liska <mliska@suse.cz>
8758 * params.def: Fix comment.
8759 * tree-profile.c (gimple_init_gcov_profiler): Bump function
8761 (gimple_gen_ic_func_profiler): Likewise.
8763 2019-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8765 * config/aarch64/aarch64-opts.h (enum stack_protector_guard): New
8766 * config/aarch64/aarch64.c (aarch64_override_options_internal): Handle
8767 and put in error checks for stack protector guard options.
8768 (aarch64_stack_protect_guard): New.
8769 (TARGET_STACK_PROTECT_GUARD): Define.
8770 * config/aarch64/aarch64.md (UNSPEC_SSP_SYSREG): New.
8771 (reg_stack_protect_address<mode>): New.
8772 (stack_protect_set): Adjust for SSP_GLOBAL.
8773 (stack_protect_test): Likewise.
8774 * config/aarch64/aarch64.opt (-mstack-protector-guard-reg): New.
8775 (-mstack-protector-guard): Likewise.
8776 (-mstack-protector-guard-offset): Likewise.
8778 2019-01-18 Jakub Jelinek <jakub@redhat.com>
8780 PR tree-optimization/86214
8781 * tree-inline.h (struct copy_body_data): Add
8782 add_clobbers_to_eh_landing_pads member.
8783 * tree-inline.c (add_clobbers_to_eh_landing_pad): New function.
8784 (copy_edges_for_bb): Call it if EH edge destination is <
8785 id->add_clobbers_to_eh_landing_pads. Fix a comment typo.
8786 (expand_call_inline): Set id->add_clobbers_to_eh_landing_pads
8787 if flag_stack_reuse != SR_NONE and clear it afterwards.
8789 2019-01-18 Christophe Lyon <christophe.lyon@linaro.org>
8792 * doc/install.texi (with-multilib-list): Document for aarch64.
8794 2019-01-18 Jakub Jelinek <jakub@redhat.com>
8797 * config/arm/arm_neon.h: Fix #pragma GCC target syntax - replace
8798 (("..."))) with ("...").
8800 2019-01-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
8802 * doc/extend.texi (Built-in Functions for Memory Model Aware
8803 Atomic Operations): Document atomic fetch and nand.
8805 2019-01-18 Martin Liska <mliska@suse.cz>
8806 Richard Biener <rguenther@suse.de>
8809 * cgraph.h (create_version_clone_with_body): Add new argument
8811 * cgraphclones.c (cgraph_node::create_version_clone): Add
8812 DECL_ATTRIBUTES to a newly created decl. And call
8813 valid_attribute_p so that proper cl_target_optimization_node
8814 is set for the newly created declaration.
8815 * multiple_target.c (create_target_clone): Set DECL_ATTRIBUTES
8817 (expand_target_clones): Do not call valid_attribute_p, it must
8819 * tree-inline.c (copy_decl_for_dup_finish): Reset mode for
8822 2019-01-17 Jakub Jelinek <jakub@redhat.com>
8825 * config/aarch64/arm_neon.h: Fix #pragma GCC target syntax - replace
8826 (("..."))) with ("..."). Use arch=armv8.2-a+sha3 instead of
8827 arch=armv8.2-a+crypto for vsha512hq_u64 etc. intrinsics.
8829 2019-01-17 Martin Sebor <msebor@redhat.com>
8832 * gimple-ssa-warn-restrict.c (builtin_memref::extend_offset_range):
8833 Handle anti-ranges the same as no range at all.
8835 2018-01-17 Steve Ellcey <sellcey@cavium.com>
8837 * config/aarch64/aarch64.c (cgraph.h): New include.
8838 (intl.h): New include.
8839 (supported_simd_type): New function.
8840 (currently_supported_simd_type): Ditto.
8841 (aarch64_simd_clone_compute_vecsize_and_simdlen): Ditto.
8842 (aarch64_simd_clone_adjust): Ditto.
8843 (aarch64_simd_clone_usable): Ditto.
8844 (TARGET_SIMD_CLONE_COMPUTE_VECSIZE_AND_SIMDLEN): New macro.
8845 (TARGET_SIMD_CLONE_ADJUST): Ditto.
8846 (TARGET_SIMD_CLONE_USABLE): Ditto.
8847 * config/i386/i386.c (ix86_simd_clone_adjust): Add definition check.
8848 * omp-simd-clone.c (expand_simd_clones): Add targetm.simd_clone.adjust
8851 2019-01-17 Martin Sebor <msebor@redhat.com>
8853 PR tree-optimization/88800
8854 * gimple-fold.c (gimple_fold_builtin_memory_op): Avoid checking
8855 NO_WARNING bit here. Avoid folding out-of-bounds calls.
8856 * gimple-ssa-warn-restrict.c (maybe_diag_offset_bounds): Remove
8857 redundant argument. Add new argument and issue diagnostics under
8858 its control. Detect out-of-bounds access even with warnings
8860 (check_bounds_or_overlap): Change return type. Add argument.
8861 (wrestrict_dom_walker::check_call): Adjust.
8862 * gimple-ssa-warn-restrict.h (check_bounds_or_overlap): Add argument.
8863 * tree-ssa-strlen.c (handle_builtin_strcpy): Adjust to change in
8864 check_bounds_or_overlap's return value.
8865 (handle_builtin_stxncpy): Same.
8866 (handle_builtin_strcat): Same.
8868 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8869 Kwok Cheung Yeung <kcy@codesourcery.com>
8870 Julian Brown <julian@codesourcery.com>
8871 Tom de Vries <tom@codesourcery.com>
8873 * doc/sourcebuild.texi: Document dg-add-options sqrt_insn.
8875 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8877 * doc/sourcebuild.texi: Document dg-require-effective-target
8878 llvm_binutils and offload_gcn.
8880 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8881 Kwok Cheung Yeung <kcy@codesourcery.com>
8882 Julian Brown <julian@codesourcery.com>
8883 Tom de Vries <tom@codesourcery.com>
8885 * doc/sourcebuild.texi: Document dg-required-effective-target
8888 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8889 Kwok Cheung Yeung <kcy@codesourcery.com>
8890 Julian Brown <julian@codesourcery.com>
8891 Tom de Vries <tom@codesourcery.com>
8892 Jan Hubicka <hubicka@ucw.cz>
8893 Martin Jambor <mjambor@suse.cz>
8895 * config.gcc: Add amdgcn*-*-amdhsa configuration.
8896 * configure.ac: Check for dlopen.
8897 * configure: Regenerate.
8899 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8900 Kwok Cheung Yeung <kcy@codesourcery.com>
8901 Julian Brown <julian@codesourcery.com>
8902 Tom de Vries <tom@codesourcery.com>
8903 Jan Hubicka <hubicka@ucw.cz>
8904 Martin Jambor <mjambor@suse.cz>
8906 * common/config/gcn/gcn-common.c: New file.
8907 * config/gcn/driver-gcn.c: New file.
8908 * config/gcn/gcn-builtins.def: New file.
8909 * config/gcn/gcn-hsa.h: New file.
8910 * config/gcn/gcn-modes.def: New file.
8911 * config/gcn/gcn-opts.h: New file.
8912 * config/gcn/gcn-passes.def: New file.
8913 * config/gcn/gcn-protos.h: New file.
8914 * config/gcn/gcn-run.c: New file.
8915 * config/gcn/gcn-tree.c: New file.
8916 * config/gcn/gcn.c: New file.
8917 * config/gcn/gcn.h: New file.
8918 * config/gcn/gcn.opt: New file.
8919 * config/gcn/t-gcn-hsa: New file.
8921 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8922 Kwok Cheung Yeung <kcy@codesourcery.com>
8923 Julian Brown <julian@codesourcery.com>
8924 Tom de Vries <tom@codesourcery.com>
8925 Jan Hubicka <hubicka@ucw.cz>
8926 Martin Jambor <mjambor@suse.cz>
8928 * config/gcn/constraints.md: New file.
8929 * config/gcn/gcn-valu.md: New file.
8930 * config/gcn/gcn.md: New file.
8931 * config/gcn/predicates.md: New file.
8933 2019-01-17 Eric Botcazou <ebotcazou@adacore.com>
8935 * gimple-ssa-isolate-paths.c (stmt_uses_name_in_undefined_way): Replace
8936 flag_non_call_exceptions with cfun->can_throw_non_call_exceptions.
8937 (stmt_uses_0_or_null_in_undefined_way): Likewise.
8938 * tree-ssa-alias.c (same_addr_size_stores_p): Likewise.
8940 2019-01-17 Tamar Christina <tamar.christina@arm.com>
8943 * config/aarch64/aarch64.md (STACK_CLASH_SVE_CFA_REGNUM): New.
8944 * config/aarch64/aarch64.c (aarch64_allocate_and_probe_stack_space): Use
8945 it and document registers.
8947 2019-01-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8949 * config/aarch64/aarch64.c (ares_tunings): Define.
8950 * config/aarch64/aarch64-cores.def (ares): Use the above.
8952 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
8956 2018-11-06 Wei Xiao <wei3.xiao@intel.com>
8958 * config/i386/avx512fintrin.h: Update VFIXUPIMM* intrinsics.
8959 (_mm512_fixupimm_round_pd): Update parameters and builtin.
8960 (_mm512_maskz_fixupimm_round_pd): Ditto.
8961 (_mm512_fixupimm_round_ps): Ditto.
8962 (_mm512_maskz_fixupimm_round_ps): Ditto.
8963 (_mm_fixupimm_round_sd): Ditto.
8964 (_mm_maskz_fixupimm_round_sd): Ditto.
8965 (_mm_fixupimm_round_ss): Ditto.
8966 (_mm_maskz_fixupimm_round_ss): Ditto.
8967 (_mm512_fixupimm_pd): Ditto.
8968 (_mm512_maskz_fixupimm_pd): Ditto.
8969 (_mm512_fixupimm_ps): Ditto.
8970 (_mm512_maskz_fixupimm_ps): Ditto.
8971 (_mm_fixupimm_sd): Ditto.
8972 (_mm_maskz_fixupimm_sd): Ditto.
8973 (_mm_fixupimm_ss): Ditto.
8974 (_mm_maskz_fixupimm_ss): Ditto.
8975 (_mm512_mask_fixupimm_round_pd): Update builtin.
8976 (_mm512_mask_fixupimm_round_ps): Ditto.
8977 (_mm_mask_fixupimm_round_sd): Ditto.
8978 (_mm_mask_fixupimm_round_ss): Ditto.
8979 (_mm512_mask_fixupimm_pd): Ditto.
8980 (_mm512_mask_fixupimm_ps): Ditto.
8981 (_mm_mask_fixupimm_sd): Ditto.
8982 (_mm_mask_fixupimm_ss): Ditto.
8983 * config/i386/avx512vlintrin.h:
8984 (_mm256_fixupimm_pd): Update parameters and builtin.
8985 (_mm256_maskz_fixupimm_pd): Ditto.
8986 (_mm256_fixupimm_ps): Ditto.
8987 (_mm256_maskz_fixupimm_ps): Ditto.
8988 (_mm_fixupimm_pd): Ditto.
8989 (_mm_maskz_fixupimm_pd): Ditto.
8990 (_mm_fixupimm_ps): Ditto.
8991 (_mm_maskz_fixupimm_ps): Ditto.
8992 (_mm256_mask_fixupimm_pd): Update builtin.
8993 (_mm256_mask_fixupimm_ps): Ditto.
8994 (_mm_mask_fixupimm_pd): Ditto.
8995 (_mm_mask_fixupimm_ps): Ditto.
8996 * config/i386/i386-builtin-types.def: Add new types and remove useless ones.
8997 * config/i386/i386-builtin.def: Update builtin definitions.
8998 * config/i386/i386.c: Handle new builtin types and remove useless ones.
8999 * config/i386/sse.md: Update VFIXUPIMM* patterns.
9000 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9001 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9002 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Update.
9003 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9004 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9005 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Update.
9006 * config/i386/subst.md:
9007 (round_saeonly_sd_mask_operand4): Add new subst_attr.
9008 (round_saeonly_sd_mask_op4): Ditto.
9009 (round_saeonly_expand_operand5): Ditto.
9010 (round_saeonly_expand): Update.
9012 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9016 2018-11-12 Wei Xiao <wei3.xiao@intel.com>
9018 * config/i386/sse.md: Combine VFIXUPIMM* patterns
9019 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9020 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9021 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Remove.
9022 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9023 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9024 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Remove.
9026 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9030 2018-12-15 Jakub Jelinek <jakub@redhat.com>
9033 * config/i386/sse.md (UNSPEC_SFIXUPIMM): New unspec enumerator.
9034 (avx512f_sfixupimm<mode><mask_name><round_saeonly_name>): Use it
9035 instead of UNSPEC_FIXUPIMM.
9037 2019-01-17 Richard Biener <rguenther@suse.de>
9040 * dwarf2out.c (want_pubnames): Never generate pubnames sections
9041 and friends for the LTO part of debug info.
9043 2019-01-17 Jakub Jelinek <jakub@redhat.com>
9045 PR tree-optimization/86214
9046 * cfgexpand.c (add_stack_var_conflict): Don't add any conflicts
9049 PR rtl-optimization/88870
9050 * dce.c (deletable_insn_p): Never delete const/pure calls that can
9051 throw if we can't alter the cfg or delete dead exceptions.
9052 (mark_insn): Don't call find_call_stack_args for such calls.
9054 2019-01-17 Kewen Lin <linkw@gcc.gnu.org>
9056 * doc/extend.texi: Add four new prototypes for vec_ld and seven new
9057 prototypes for vec_st.
9058 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add entries
9059 for scalar address type variants of altivec_vec_ld/altivec_vec_st,
9060 mainly on signed/unsigned long long and double.
9062 2019-01-16 David Malcolm <dmalcolm@redhat.com>
9065 * combine.c (delete_noop_moves): Convert to "bool" return,
9066 returning true if any edges are eliminated.
9067 (combine_instructions): Also return true if delete_noop_moves
9070 2019-01-16 Tamar Christina <tamar.christina@arm.com>
9072 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Use
9073 correct max nunits for endian swap.
9074 (aarch64_expand_fcmla_builtin): Correct subreg code.
9075 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
9076 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>): Correct
9079 2019-01-16 Uroš Bizjak <ubizjak@gmail.com>
9081 * config/alpha/alpha.c (alpha_gimplify_va_arg):
9082 Handle split indirect COMPLEX_TYPE arguments.
9084 2019-01-16 Richard Earnshaw <rearnsha@arm.com>
9087 * config/aarch64/aarch64-modes.def: Add comment about how the carry
9088 bit is set by add and compare.
9089 (CC_ADC): New CC_MODE.
9090 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Use variables
9091 to cache the code and mode of X. Adjust the shape of a CC_Cmode
9092 comparison. Add detection for CC_ADCmode.
9093 (aarch64_get_condition_code_1): Update code support for CC_Cmode. Add
9095 * config/aarch64/aarch64.md (uaddv<mode>4): Use LTU with CCmode.
9096 (uaddvti4): Comparison result is in CC_ADCmode and the condition is GEU.
9097 (add<mode>3_compareC_cconly_imm): Delete. Merge into...
9098 (add<mode>3_compareC_cconly): ... this. Restructure the comparison
9099 to eliminate the need for zero-extending the operands.
9100 (add<mode>3_compareC_imm): Delete. Merge into ...
9101 (add<mode>3_compareC): ... this. Restructure the comparison to
9102 eliminate the need for zero-extending the operands.
9103 (add<mode>3_carryin): Use LTU for the overflow detection.
9104 (add<mode>3_carryinC): Use CC_ADCmode for the result of the carry out.
9105 Reexpress comparison for overflow.
9106 (add<mode>3_carryinC_zero): Update for change to add<mode>3_carryinC.
9107 (add<mode>3_carryinC): Likewise.
9108 (add<mode>3_carryinV): Use LTU for carry between partials.
9109 * config/aarch64/predicates.md (aarch64_carry_operation): Update
9110 handling of CC_Cmode and add CC_ADCmode.
9111 (aarch64_borrow_operation): Likewise.
9113 2019-01-16 Tamar Christina <tamar.christina@arm.com>
9115 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): Remove patternmode.
9116 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): Likewise.
9117 * config/arm/neon.md (neon_vcmla_lane<rot><mode>, neon_vcmla_laneq<rot><mode>,
9118 neon_vcmlaq_lane<rot><mode>): Remove endianness conversion.
9120 2019-01-16 Martin Liska <mliska@suse.cz>
9122 * Makefile.in: Set TOOL_INCLUDE_DIR and NATIVE_SYSTEM_HEADER_DIR
9124 * config/gnu-user.h (TARGET_F951_OPTIONS): Add 'finclude%s/' as
9126 * gcc.c (add_sysrooted_hdrs_prefix): New function.
9127 (path_prefix_reset): Move up in the source file.
9128 (find_fortran_preinclude_file): Make complex search for the
9129 fortran header files.
9131 2019-01-15 Nikhil Benesch <nikhil.benesch@gmail.com>
9133 * godump.c (go_output_typedef): When outputting a typedef, refer
9134 to the underlying type by its name and not its structure.
9136 2019-01-15 David Malcolm <dmalcolm@redhat.com>
9139 * tree.c (build_function_type): Assert that arg_types is not
9142 2019-01-15 Richard Sandiford <richard.sandiford@arm.com>
9145 * doc/extend.texi: Document that listing the stack pointer in the
9146 clobber list of an asm is a deprecated feature.
9147 * common.opt (Wdeprecated): Moved from c-family/c.opt.
9148 * cfgexpand.c (asm_clobber_reg_is_valid): Issue a -Wdeprecated
9149 warning instead of an error for clobbers of the stack pointer.
9150 Add a note explaining why.
9152 2019-01-15 Richard Biener <rguenther@suse.de>
9155 * dwarf2out.c (gen_member_die): Do not generate inheritance
9158 2019-01-15 Richard Biener <rguenther@suse.de>
9160 PR tree-optimization/88855
9161 * tree-if-conv.c (combine_blocks): Collect
9162 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from propagated out virtuals.
9164 2019-01-15 Tom de Vries <tdevries@suse.de>
9167 * config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Handle
9168 lhs == NULL_TREE for gang-level reduction.
9170 2019-01-15 Richard Biener <rguenther@suse.de>
9171 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9174 * ipa-pure-const.c (malloc_candidate_p_1): Add parameter visited and
9175 return true if SSA_NAME is already marked in visited bitmap.
9176 (malloc_candidate_p): Pass visited to malloc_candidate_p_1.
9178 2019-01-15 Jakub Jelinek <jakub@redhat.com>
9180 PR tree-optimization/88775
9181 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)): Optimize
9182 equal == 0 equality pointer comparisons some more if compared in
9183 integral types and either one points to an automatic var and the
9184 other to a global, or we can prove at least one points to the middle
9185 or both point to start or both point to end.
9187 2019-01-14 Andi Kleen <ak@linux.intel.com>
9189 * Makefile.in: Lower autofdo sampling rate by 10x.
9190 * Makefile.tpl: Dito.
9192 2019-01-14 Tom Honermann <tom@honermann.net>
9194 * defaults.h: Define CHAR8_TYPE.
9196 2019-01-14 Martin Sebor <msebor@redhat.com>
9199 * doc/extend.texi (Darwin Format Checks): Clarify.
9201 2019-01-14 Richard Biener <rguenther@suse.de>
9203 * genmatch.c (dt_simplify::gen_1): Change dumping dependent on
9204 whether we are in (simplify ...) or (match ...) context.
9206 2019-01-14 Jakub Jelinek <jakub@redhat.com>
9208 PR rtl-optimization/88796
9209 * emit-rtl.h (struct rtl_data): Add stack_protect_guard_decl field.
9210 * cfgexpand.c (stack_protect_prologue): Initialize
9211 crtl->stack_protect_guard_decl.
9212 * function.c (stack_protect_epilogue): Use it instead of calling
9213 targetm.stack_protect_guard again.
9214 * dse.c (check_mem_read_rtx): Ignore MEM_VOLATILE_P reads from
9215 MEMs with MEM_EXPR equal to crtl->stack_protect_guard or
9216 crtl->stack_protect_guard_decl.
9217 * config/i386/i386.c (ix86_stack_protect_guard): Set TREE_THIS_VOLATILE
9218 on the returned MEM_EXPR.
9220 2019-01-12 Tom de Vries <tdevries@suse.de>
9222 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Alow setting
9223 vector length using -fopenacc-dim.
9225 2019-01-12 Tom de Vries <tdevries@suse.de>
9227 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Take larger vector
9228 lengths into account.
9230 2019-01-12 Svante Signell <svante.signell@gmail.com>
9232 * config/i386/gnu.h (TARGET_THREAD_SSP_OFFSET): Define.
9233 (TARGET_CAN_SPLIT_STACK): Define.
9234 (TARGET_THREAD_SPLIT_STACK_OFFSET): Define.
9236 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9238 * params.def (inline-unit-growth): Set to 40.
9240 2019-01-12 Jakub Jelinek <jakub@redhat.com>
9242 * tree-ssa-loop-ivopts.c (find_inv_vars): Fix a comment typo.
9244 2019-01-12 Tom de Vries <tdevries@suse.de>
9246 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): In offloading
9247 region calling vector-partitionable routine, set default_vector_length
9250 2019-01-12 Tom de Vries <tdevries@suse.de>
9252 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add an use new
9253 variable default_vector_length.
9255 2019-01-12 Tom de Vries <tdevries@suse.de>
9258 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Apply defaults
9259 from oacc_default_dims, as oacc_validate_dims would do it, and apply
9262 2019-01-12 Tom de Vries <tdevries@suse.de>
9264 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1)
9265 (nvptx_goacc_validate_dims): Add used parameter.
9266 * doc/tm.texi: Regenerate.
9267 * omp-offload.c (oacc_parse_default_dims, oacc_validate_dims): Add
9268 argument to call to targetm.goacc.validate_dims.
9269 (default_goacc_validate_dims): Add used
9271 * target.def (validate_dims): Add used parameter in DEFHOOK.
9272 * targhooks.h (default_goacc_validate_dims): Add used parameter.
9274 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9278 * tree-inline.h (struct copy_body_data): Add adjust_array_error_bounds
9280 * tree-inline.c (remap_type_1): Formatting fix. If TYPE_MAX_VALUE of
9281 ARRAY_TYPE's TYPE_DOMAIN is newly error_mark_node, replace it with
9282 a dummy "omp dummy var" variable if id->adjust_array_error_bounds.
9283 * omp-low.c (new_omp_context): Set cb.adjust_array_error_bounds.
9285 2019-01-11 Vladimir Makarov <vmakarov@redhat.com>
9287 PR rtl-optimization/87305
9289 (setup_live_pseudos_and_spill_after_risky_transforms): Add code
9290 for little endian pseudos used as paradoxical subreg.
9292 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9294 PR tree-optimization/88693
9295 * tree-ssa-strlen.c (get_min_string_length): Don't set *full_string_p
9296 for STRING_CSTs that don't contain any NUL characters in the first
9297 TREE_STRING_LENGTH bytes.
9299 2019-01-11 Alan Modra <amodra@gmail.com>
9303 * genattrtab.c (min_fn): Don't translate values.
9304 (min_attr_value): Return INT_MAX when the value can't be calculated.
9305 Return minimum among any values that can be calculated.
9306 (max_attr_value): Adjust.
9308 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9310 * Makefile.in (PLUGIN_HEADERS): Add $(INSN_ATTR_H).
9312 2019-01-11 Steve Ellcey <sellcey@marvell.com>
9314 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
9315 (aarch64_hard_regno_call_part_clobbered): Add insn argument.
9316 (aarch64_return_call_with_max_clobbers): New function.
9317 (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New macro.
9318 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Add insn
9320 * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): Ditto.
9321 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Ditto.
9322 * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered): Ditto.
9323 * config/s390/s390.c (s390_hard_regno_call_part_clobbered): Ditto.
9324 * cselib.c (cselib_process_insn): Add argument to
9325 targetm.hard_regno_call_part_clobbered call.
9326 * ira-conflicts.c (ira_build_conflicts): Ditto.
9327 * ira-costs.c (ira_tune_allocno_costs): Ditto.
9328 * lra-constraints.c (inherit_reload_reg): Ditto.
9329 * lra-int.h (struct lra_reg): Add call_insn field, remove call_p field.
9330 * lra-lives.c (check_pseudos_live_through_calls): Add call_insn
9331 argument. Call targetm.return_call_with_max_clobbers.
9332 Add argument to targetm.hard_regno_call_part_clobbered call.
9333 (calls_have_same_clobbers_p): New function.
9334 (process_bb_lives): Add call_insn and last_call_insn variables.
9335 Pass call_insn to check_pseudos_live_through_calls.
9336 Modify if stmt to check targetm.return_call_with_max_clobbers.
9337 Update setting of flush variable.
9338 (lra_create_live_ranges_1): Set call_insn to NULL instead of call_p
9340 * lra.c (initialize_lra_reg_info_element): Set call_insn to NULL.
9341 * regcprop.c (copyprop_hardreg_forward_1): Add argument to
9342 targetm.hard_regno_call_part_clobbered call.
9343 * reginfo.c (choose_hard_reg_mode): Ditto.
9344 * regrename.c (check_new_reg_p): Ditto.
9345 * reload.c (find_equiv_reg): Ditto.
9346 * reload1.c (emit_reload_insns): Ditto.
9347 * sched-deps.c (deps_analyze_insn): Ditto.
9348 * sel-sched.c (init_regs_for_mode): Ditto.
9349 (mark_unavailable_hard_regs): Ditto.
9350 * targhooks.c (default_dwarf_frame_reg_mode): Ditto.
9351 * target.def (hard_regno_call_part_clobbered): Add insn argument.
9352 (return_call_with_max_clobbers): New target function.
9353 * doc/tm.texi: Regenerate.
9354 * doc/tm.texi.in (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New hook.
9355 * hooks.c (hook_bool_uint_mode_false): Change to
9356 hook_bool_insn_uint_mode_false.
9357 * hooks.h (hook_bool_uint_mode_false): Ditto.
9359 2019-01-11 Steve Ellcey <sellcey@marvell.com>
9361 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
9362 (aarch64_remove_extra_call_preserved_regs): New function.
9363 (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New macro.
9364 * doc/tm.texi.in (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New hook.
9365 * doc/tm.texi: Regenerate.
9366 * final.c (get_call_reg_set_usage): Call new hook.
9367 * target.def (remove_extra_call_preserved_regs): New hook.
9368 * targhooks.c (default_remove_extra_call_preserved_regs): New function.
9369 * targhooks.h (default_remove_extra_call_preserved_regs): New function.
9371 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9374 * passes.c (finish_optimization_passes): Call print_combine_total_stats
9375 inside of pass_combine_1 dump rather than pass_profile_1.
9377 2019-01-11 Tom de Vries <tdevries@suse.de>
9379 * config/nvptx/nvptx.c (PTX_CTA_NUM_BARRIERS, PTX_PER_CTA_BARRIER)
9380 (PTX_NUM_PER_CTA_BARRIER, PTX_FIRST_PER_WORKER_BARRIER)
9381 (PTX_NUM_PER_WORKER_BARRIERS): Define.
9382 (nvptx_apply_dim_limits): Prevent vector_length 64 and
9385 2019-01-11 Tom de Vries <tdevries@suse.de>
9387 * config/nvptx/nvptx.c (PTX_CTA_SIZE): Move up.
9389 2019-01-11 Jan Beulich <jbeulich@suse.com>
9391 * config/i386/i386.md (rex64suffix): Add L suffix for SI.
9392 * config/i386/sse.md (cvtusi2<ssescalarmodesuffix>32<round_name>,
9393 sse2_cvtsi2sd): Add {l}.
9394 (sse2_cvtsi2sdq<round_name>): Make q conditional upon AT&T
9397 2019-01-10 Jakub Jelinek <jakub@redhat.com>
9400 * config/i386/sse.md (float<floatunssuffix>v2div2sf2): Turn into
9402 (*float<floatunssuffix>v2div2sf2): New define_insn.
9403 (float<floatunssuffix>v2div2sf2_mask): Turn into define_expand.
9404 (*float<floatunssuffix>v2div2sf2_mask): New define_insn.
9405 (*float<floatunssuffix>v2div2sf2_mask_1): Replace
9406 subrtxes (const_vector:V2SF [(const_int 0) (const_int 0)]) with
9407 match_operands with "const0_operand" "C".
9409 2019-01-10 Tamar Christina <tamar.christina@arm.com>
9411 * config/aarch64/aarch64-builtins.c
9412 (aarch64_init_builtins): Move aarch64_init_fcmla_laneq_builtins...
9413 (aarch64_init_simd_builtins): ...Here
9415 2019-01-10 Vladimir Makarov <vmakarov@redhat.com>
9417 PR rtl-optimization/87305
9419 (setup_live_pseudos_and_spill_after_risky_transforms): Check
9420 allocation for big endian pseudos used as paradoxical subregs and
9421 spill them if it is wrong.
9422 * lra-constraints.c (lra_constraints): Add a comment.
9424 2019-01-10 Richard Biener <rguenther@suse.de>
9426 PR tree-optimization/88792
9427 * tree-ssa-pre.c (get_representative_for): Do not return a
9430 2019-01-10 Jakub Jelinek <jakub@redhat.com>
9434 * function.c (assign_stack_local_1): Revert the 2018-11-21 changes.
9435 (assign_parm_setup_block): Do the argument slot realignment here
9438 2019-01-10 Stefan Agner <stefan@agner.ch>
9441 * config/arm/arm.c (arm_option_override_internal): Force
9442 opts->x_inline_asm_unified to true only if TARGET_THUMB2_P.
9444 2019-01-10 Jakub Jelinek <jakub@redhat.com>
9447 * attribs.c (handle_dll_attribute): Clear TREE_STATIC after setting
9450 2019-01-10 Tamar Christina <tamar.christina@arm.com>
9452 * config/arm/arm-builtins.c
9453 (enum arm_type_qualifiers): Add qualifier_lane_pair_index.
9454 (MAC_LANE_PAIR_QUALIFIERS): New.
9455 (arm_expand_builtin_args): Use it.
9456 (arm_expand_builtin_1): Likewise.
9457 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): New.
9458 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): New.
9459 * config/arm/arm-c.c (arm_cpu_builtins): Add __ARM_FEATURE_COMPLEX.
9460 * config/arm/arm_neon.h:
9461 (vcadd_rot90_f16): New.
9462 (vcaddq_rot90_f16): New.
9463 (vcadd_rot270_f16): New.
9464 (vcaddq_rot270_f16): New.
9467 (vcmla_lane_f16): New.
9468 (vcmla_laneq_f16): New.
9469 (vcmlaq_lane_f16): New.
9470 (vcmlaq_laneq_f16): New.
9471 (vcmla_rot90_f16): New.
9472 (vcmlaq_rot90_f16): New.
9473 (vcmla_rot90_lane_f16): New.
9474 (vcmla_rot90_laneq_f16): New.
9475 (vcmlaq_rot90_lane_f16): New.
9476 (vcmlaq_rot90_laneq_f16): New.
9477 (vcmla_rot180_f16): New.
9478 (vcmlaq_rot180_f16): New.
9479 (vcmla_rot180_lane_f16): New.
9480 (vcmla_rot180_laneq_f16): New.
9481 (vcmlaq_rot180_lane_f16): New.
9482 (vcmlaq_rot180_laneq_f16): New.
9483 (vcmla_rot270_f16): New.
9484 (vcmlaq_rot270_f16): New.
9485 (vcmla_rot270_lane_f16): New.
9486 (vcmla_rot270_laneq_f16): New.
9487 (vcmlaq_rot270_lane_f16): New.
9488 (vcmlaq_rot270_laneq_f16): New.
9489 (vcadd_rot90_f32): New.
9490 (vcaddq_rot90_f32): New.
9491 (vcadd_rot270_f32): New.
9492 (vcaddq_rot270_f32): New.
9495 (vcmla_lane_f32): New.
9496 (vcmla_laneq_f32): New.
9497 (vcmlaq_lane_f32): New.
9498 (vcmlaq_laneq_f32): New.
9499 (vcmla_rot90_f32): New.
9500 (vcmlaq_rot90_f32): New.
9501 (vcmla_rot90_lane_f32): New.
9502 (vcmla_rot90_laneq_f32): New.
9503 (vcmlaq_rot90_lane_f32): New.
9504 (vcmlaq_rot90_laneq_f32): New.
9505 (vcmla_rot180_f32): New.
9506 (vcmlaq_rot180_f32): New.
9507 (vcmla_rot180_lane_f32): New.
9508 (vcmla_rot180_laneq_f32): New.
9509 (vcmlaq_rot180_lane_f32): New.
9510 (vcmlaq_rot180_laneq_f32): New.
9511 (vcmla_rot270_f32): New.
9512 (vcmlaq_rot270_f32): New.
9513 (vcmla_rot270_lane_f32): New.
9514 (vcmla_rot270_laneq_f32): New.
9515 (vcmlaq_rot270_lane_f32): New.
9516 (vcmlaq_rot270_laneq_f32): New.
9517 * config/arm/arm_neon_builtins.def (vcadd90, vcadd270, vcmla0, vcmla90,
9518 vcmla180, vcmla270, vcmla_lane0, vcmla_lane90, vcmla_lane180,
9519 vcmla_lane270, vcmla_laneq0, vcmla_laneq90, vcmla_laneq180,
9520 vcmla_laneq270, vcmlaq_lane0, vcmlaq_lane90, vcmlaq_lane180,
9521 vcmlaq_lane270): New.
9522 * config/arm/neon.md (neon_vcmla_lane<rot><mode>,
9523 neon_vcmla_laneq<rot><mode>, neon_vcmlaq_lane<rot><mode>): New.
9524 * config/arm/arm.c (arm_arch8_3, arm_arch8_4): New.
9525 * config/arm/arm.h (TARGET_COMPLEX, arm_arch8_3, arm_arch8_4): New.
9526 (arm_option_reconfigure_globals): Use them.
9527 * config/arm/iterators.md (VDF, VQ_HSF): New.
9528 (VCADD, VCMLA): New.
9529 (VF_constraint, rot, rotsplit1, rotsplit2): Add V4HF and V8HF.
9530 * config/arm/neon.md (neon_vcadd<rot><mode>, neon_vcmla<rot><mode>):
9532 * config/arm/unspecs.md (UNSPEC_VCADD90, UNSPEC_VCADD270,
9533 UNSPEC_VCMLA, UNSPEC_VCMLA90, UNSPEC_VCMLA180, UNSPEC_VCMLA270): New.
9535 2019-01-10 Tamar Christina <tamar.christina@arm.com>
9537 * config/aarch64/aarch64-builtins.c (enum aarch64_type_qualifiers):
9538 Add qualifier_lane_pair_index.
9539 (emit-rtl.h): Include.
9540 (TYPES_QUADOP_LANE_PAIR): New.
9541 (aarch64_simd_expand_args): Use it.
9542 (aarch64_simd_expand_builtin): Likewise.
9543 (AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_laneq_builtin_datum):
9545 (FCMLA_LANEQ_BUILTIN, AARCH64_SIMD_FCMLA_LANEQ_BUILTIN_BASE,
9546 AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_lane_builtin_data,
9547 aarch64_init_fcmla_laneq_builtins, aarch64_expand_fcmla_builtin): New.
9548 (aarch64_init_builtins): Add aarch64_init_fcmla_laneq_builtins.
9549 (aarch64_expand_buildin): Add AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V2SF,
9550 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V2SF,
9551 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V2SF,
9552 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ2700_V2SF,
9553 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V4HF,
9554 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V4HF,
9555 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V4HF,
9556 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ270_V4HF.
9557 * config/aarch64/iterators.md (FCMLA_maybe_lane): New.
9558 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
9559 Add __ARM_FEATURE_COMPLEX.
9560 * config/aarch64/aarch64-simd-builtins.def (fcadd90, fcadd270, fcmla0,
9561 fcmla90, fcmla180, fcmla270, fcmla_lane0, fcmla_lane90, fcmla_lane180,
9562 fcmla_lane270, fcmla_laneq0, fcmla_laneq90, fcmla_laneq180,
9563 fcmla_laneq270, fcmlaq_lane0, fcmlaq_lane90, fcmlaq_lane180,
9564 fcmlaq_lane270): New.
9565 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
9566 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>,
9567 aarch64_fcadd<rot><mode>, aarch64_fcmla<rot><mode>): New.
9568 * config/aarch64/arm_neon.h:
9569 (vcadd_rot90_f16): New.
9570 (vcaddq_rot90_f16): New.
9571 (vcadd_rot270_f16): New.
9572 (vcaddq_rot270_f16): New.
9575 (vcmla_lane_f16): New.
9576 (vcmla_laneq_f16): New.
9577 (vcmlaq_lane_f16): New.
9578 (vcmlaq_rot90_lane_f16): New.
9579 (vcmla_rot90_laneq_f16): New.
9580 (vcmla_rot90_lane_f16): New.
9581 (vcmlaq_rot90_f16): New.
9582 (vcmla_rot90_f16): New.
9583 (vcmlaq_laneq_f16): New.
9584 (vcmla_rot180_laneq_f16): New.
9585 (vcmla_rot180_lane_f16): New.
9586 (vcmlaq_rot180_f16): New.
9587 (vcmla_rot180_f16): New.
9588 (vcmlaq_rot90_laneq_f16): New.
9589 (vcmlaq_rot270_laneq_f16): New.
9590 (vcmlaq_rot270_lane_f16): New.
9591 (vcmla_rot270_laneq_f16): New.
9592 (vcmlaq_rot270_f16): New.
9593 (vcmla_rot270_f16): New.
9594 (vcmlaq_rot180_laneq_f16): New.
9595 (vcmlaq_rot180_lane_f16): New.
9596 (vcmla_rot270_lane_f16): New.
9597 (vcadd_rot90_f32): New.
9598 (vcaddq_rot90_f32): New.
9599 (vcaddq_rot90_f64): New.
9600 (vcadd_rot270_f32): New.
9601 (vcaddq_rot270_f32): New.
9602 (vcaddq_rot270_f64): New.
9606 (vcmla_lane_f32): New.
9607 (vcmla_laneq_f32): New.
9608 (vcmlaq_lane_f32): New.
9609 (vcmlaq_laneq_f32): New.
9610 (vcmla_rot90_f32): New.
9611 (vcmlaq_rot90_f32): New.
9612 (vcmlaq_rot90_f64): New.
9613 (vcmla_rot90_lane_f32): New.
9614 (vcmla_rot90_laneq_f32): New.
9615 (vcmlaq_rot90_lane_f32): New.
9616 (vcmlaq_rot90_laneq_f32): New.
9617 (vcmla_rot180_f32): New.
9618 (vcmlaq_rot180_f32): New.
9619 (vcmlaq_rot180_f64): New.
9620 (vcmla_rot180_lane_f32): New.
9621 (vcmla_rot180_laneq_f32): New.
9622 (vcmlaq_rot180_lane_f32): New.
9623 (vcmlaq_rot180_laneq_f32): New.
9624 (vcmla_rot270_f32): New.
9625 (vcmlaq_rot270_f32): New.
9626 (vcmlaq_rot270_f64): New.
9627 (vcmla_rot270_lane_f32): New.
9628 (vcmla_rot270_laneq_f32): New.
9629 (vcmlaq_rot270_lane_f32): New.
9630 (vcmlaq_rot270_laneq_f32): New.
9631 * config/aarch64/aarch64.h (TARGET_COMPLEX): New.
9632 * config/aarch64/iterators.md (UNSPEC_FCADD90, UNSPEC_FCADD270,
9633 UNSPEC_FCMLA, UNSPEC_FCMLA90, UNSPEC_FCMLA180, UNSPEC_FCMLA270): New.
9634 (FCADD, FCMLA): New.
9636 * config/arm/types.md (neon_fcadd, neon_fcmla): New.
9638 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
9642 * config/pa/pa.c: Change "can not" to "cannot".
9643 * gimple-ssa-evrp-analyze.c: Likewise.
9644 * ipa-icf.c: Likewise.
9645 * ipa-polymorphic-call.c: Likewise.
9646 * ipa-pure-const.c: Likewise.
9647 * lra-constraints.c: Likewise.
9648 * lra-remat.c: Likewise.
9649 * reload1.c: Likewise.
9650 * reorg.c: Likewise.
9651 * tree-ssa-uninit.c: Likewise.
9653 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
9657 * Makefile.in: Mechanically replace "can not" with "cannot".
9658 * alias.c: Likewise.
9659 * builtins.c: Likewise.
9660 * calls.c: Likewise.
9661 * cgraph.c: Likewise.
9662 * cgraph.h: Likewise.
9663 * cgraphclones.c: Likewise.
9664 * cgraphunit.c: Likewise.
9665 * combine-stack-adj.c: Likewise.
9666 * combine.c: Likewise.
9667 * common/config/i386/i386-common.c: Likewise.
9668 * config/aarch64/aarch64.c: Likewise.
9669 * config/alpha/sync.md: Likewise.
9670 * config/arc/arc.c: Likewise.
9671 * config/arc/predicates.md: Likewise.
9672 * config/arm/arm-c.c: Likewise.
9673 * config/arm/arm.c: Likewise.
9674 * config/arm/arm.h: Likewise.
9675 * config/arm/arm.md: Likewise.
9676 * config/arm/cortex-r4f.md: Likewise.
9677 * config/csky/csky.c: Likewise.
9678 * config/csky/csky.h: Likewise.
9679 * config/darwin-f.c: Likewise.
9680 * config/epiphany/epiphany.md: Likewise.
9681 * config/i386/i386.c: Likewise.
9682 * config/i386/sol2.h: Likewise.
9683 * config/m68k/m68k.c: Likewise.
9684 * config/mcore/mcore.h: Likewise.
9685 * config/microblaze/microblaze.md: Likewise.
9686 * config/mips/20kc.md: Likewise.
9687 * config/mips/sb1.md: Likewise.
9688 * config/nds32/nds32.c: Likewise.
9689 * config/nds32/predicates.md: Likewise.
9690 * config/pa/pa.c: Likewise.
9691 * config/rs6000/e300c2c3.md: Likewise.
9692 * config/rs6000/rs6000.c: Likewise.
9693 * config/s390/s390.h: Likewise.
9694 * config/sh/sh.c: Likewise.
9695 * config/sh/sh.md: Likewise.
9696 * config/spu/vmx2spu.h: Likewise.
9697 * cprop.c: Likewise.
9698 * dbxout.c: Likewise.
9699 * df-scan.c: Likewise.
9700 * doc/cfg.texi: Likewise.
9701 * doc/extend.texi: Likewise.
9702 * doc/fragments.texi: Likewise.
9703 * doc/gty.texi: Likewise.
9704 * doc/invoke.texi: Likewise.
9705 * doc/lto.texi: Likewise.
9706 * doc/md.texi: Likewise.
9707 * doc/objc.texi: Likewise.
9708 * doc/rtl.texi: Likewise.
9709 * doc/tm.texi: Likewise.
9711 * emit-rtl.c: Likewise.
9712 * emit-rtl.h: Likewise.
9713 * except.c: Likewise.
9714 * expmed.c: Likewise.
9716 * fold-const.c: Likewise.
9717 * genautomata.c: Likewise.
9718 * gimple-fold.c: Likewise.
9719 * hard-reg-set.h: Likewise.
9720 * ifcvt.c: Likewise.
9721 * ipa-comdats.c: Likewise.
9722 * ipa-cp.c: Likewise.
9723 * ipa-devirt.c: Likewise.
9724 * ipa-fnsummary.c: Likewise.
9725 * ipa-icf.c: Likewise.
9726 * ipa-inline-transform.c: Likewise.
9727 * ipa-inline.c: Likewise.
9728 * ipa-polymorphic-call.c: Likewise.
9729 * ipa-profile.c: Likewise.
9730 * ipa-prop.c: Likewise.
9731 * ipa-pure-const.c: Likewise.
9732 * ipa-reference.c: Likewise.
9733 * ipa-split.c: Likewise.
9734 * ipa-visibility.c: Likewise.
9736 * ira-build.c: Likewise.
9737 * ira-color.c: Likewise.
9738 * ira-conflicts.c: Likewise.
9739 * ira-costs.c: Likewise.
9740 * ira-int.h: Likewise.
9741 * ira-lives.c: Likewise.
9744 * loop-invariant.c: Likewise.
9745 * loop-unroll.c: Likewise.
9746 * lower-subreg.c: Likewise.
9747 * lra-assigns.c: Likewise.
9748 * lra-constraints.c: Likewise.
9749 * lra-eliminations.c: Likewise.
9750 * lra-lives.c: Likewise.
9751 * lra-remat.c: Likewise.
9752 * lra-spills.c: Likewise.
9754 * lto-cgraph.c: Likewise.
9755 * lto-streamer-out.c: Likewise.
9756 * postreload-gcse.c: Likewise.
9757 * predict.c: Likewise.
9758 * profile-count.h: Likewise.
9759 * profile.c: Likewise.
9760 * recog.c: Likewise.
9762 * reload.c: Likewise.
9763 * reload1.c: Likewise.
9764 * reorg.c: Likewise.
9765 * resource.c: Likewise.
9766 * rtl.def: Likewise.
9768 * rtlanal.c: Likewise.
9769 * sched-deps.c: Likewise.
9770 * sched-ebb.c: Likewise.
9771 * sched-rgn.c: Likewise.
9772 * sel-sched-ir.c: Likewise.
9773 * sel-sched.c: Likewise.
9774 * shrink-wrap.c: Likewise.
9775 * simplify-rtx.c: Likewise.
9776 * symtab.c: Likewise.
9777 * target.def: Likewise.
9778 * toplev.c: Likewise.
9779 * tree-call-cdce.c: Likewise.
9780 * tree-cfg.c: Likewise.
9781 * tree-complex.c: Likewise.
9782 * tree-core.h: Likewise.
9783 * tree-eh.c: Likewise.
9784 * tree-inline.c: Likewise.
9785 * tree-loop-distribution.c: Likewise.
9786 * tree-nrv.c: Likewise.
9787 * tree-profile.c: Likewise.
9788 * tree-sra.c: Likewise.
9789 * tree-ssa-alias.c: Likewise.
9790 * tree-ssa-dce.c: Likewise.
9791 * tree-ssa-dom.c: Likewise.
9792 * tree-ssa-forwprop.c: Likewise.
9793 * tree-ssa-loop-im.c: Likewise.
9794 * tree-ssa-loop-ivcanon.c: Likewise.
9795 * tree-ssa-loop-ivopts.c: Likewise.
9796 * tree-ssa-loop-niter.c: Likewise.
9797 * tree-ssa-phionlycprop.c: Likewise.
9798 * tree-ssa-phiopt.c: Likewise.
9799 * tree-ssa-propagate.c: Likewise.
9800 * tree-ssa-threadedge.c: Likewise.
9801 * tree-ssa-threadupdate.c: Likewise.
9802 * tree-ssa-uninit.c: Likewise.
9803 * tree-ssanames.c: Likewise.
9804 * tree-streamer-out.c: Likewise.
9807 * vr-values.c: Likewise.
9809 2019-01-09 Uroš Bizjak <ubizjak@gmail.com>
9811 * config/i386/i386-protos.h (ix86_expand_xorsign): New prototype.
9812 (ix86_split_xorsign): Ditto.
9813 * config/i386/i386.c (ix86_expand_xorsign): New function.
9814 (ix86_split_xorsign): Ditto.
9815 * config/i386/i386.md (UNSPEC_XORSIGN): New unspec.
9816 (xorsign<mode>3): New expander.
9817 (xorsign<mode>3_1): New insn_and_split pattern.
9818 * config/i386/sse.md (xorsign<mode>3): New expander.
9820 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
9822 * config/sparc/sparc.md (*tablejump_sp32): Merge into...
9823 (*tablejump_sp64): Likewise.
9824 (*tablejump<P:mode>): ...this.
9825 (*call_address_sp32): Merge into...
9826 (*call_address_sp64): Likewise.
9827 (*call_address<P:mode>): ...this.
9828 (*call_symbolic_sp32): Merge into...
9829 (*call_symbolic_sp64): Likewise.
9830 (*call_symbolic<P:mode>): ...this.
9831 (call_value): Remove constraint and add predicate.
9832 (*call_value_address_sp32): Merge into...
9833 (*call_value_address_sp64): Likewise.
9834 (*call_value_address<P:mode>): ...this.
9835 (*call_value_symbolic_sp32): Merge into...
9836 (*call_value_symbolic_sp64): Likewise.
9837 (*call_value_symbolic<P:mode>): ...this.
9838 (*sibcall_symbolic_sp32): Merge into...
9839 (*sibcall_symbolic_sp64): Likewise.
9840 (*sibcall_symbolic<P:mode>): ...this.
9841 (sibcall_value): Remove constraint and add predicate.
9842 (*sibcall_value_symbolic_sp32): Merge into...
9843 (*sibcall_value_symbolic_sp64): Likewise.
9844 (*sibcall_value_symbolic<P:mode>): ...this.
9845 (window_save): Minor tweak.
9846 (*branch_sp32): Merge into...
9847 (*branch_sp64): Likewise.
9848 (*branch<P:mode>): ...this.
9850 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
9851 James Clarke <jrtc27@jrtc27.com>
9854 * config/sparc/sparc.c (sparc_legitimize_tls_address): Only use Pmode
9855 consistently in TLS address generation and adjust code to the renaming
9856 of patterns. Mark calls to __tls_get_addr as const.
9857 * config/sparc/sparc.md (tgd_hi22): Turn into...
9858 (tgd_hi22<P:mode>): ...this and use Pmode throughout.
9859 (tgd_lo10): Turn into...
9860 (tgd_lo10<P:mode>): ...this and use Pmode throughout.
9861 (tgd_add32): Merge into...
9862 (tgd_add64): Likewise.
9863 (tgd_add<P:mode>): ...this and use Pmode throughout.
9864 (tldm_hi22): Turn into...
9865 (tldm_hi22<P:mode>): ...this and use Pmode throughout.
9866 (tldm_lo10): Turn into...
9867 (tldm_lo10<P:mode>): ...this and use Pmode throughout.
9868 (tldm_add32): Merge into...
9869 (tldm_add64): Likewise.
9870 (tldm_add<P:mode>): ...this and use Pmode throughout.
9871 (tldm_call32): Merge into...
9872 (tldm_call64): Likewise.
9873 (tldm_call<P:mode>): ...this and use Pmode throughout.
9874 (tldo_hix22): Turn into...
9875 (tldo_hix22<P:mode>): ...this and use Pmode throughout.
9876 (tldo_lox10): Turn into...
9877 (tldo_lox10<P:mode>): ...this and use Pmode throughout.
9878 (tldo_add32): Merge into...
9879 (tldo_add64): Likewise.
9880 (tldo_add<P:mode>): ...this and use Pmode throughout.
9881 (tie_hi22): Turn into...
9882 (tie_hi22<P:mode>): ...this and use Pmode throughout.
9883 (tie_lo10): Turn into...
9884 (tie_lo10<P:mode>): ...this and use Pmode throughout.
9885 (tie_ld64): Use DImode throughout.
9886 (tie_add32): Merge into...
9887 (tie_add64): Likewise.
9888 (tie_add<P:mode>): ...this and use Pmode throughout.
9889 (tle_hix22_sp32): Merge into...
9890 (tle_hix22_sp64): Likewise.
9891 (tle_hix22<P:mode>): ...this and use Pmode throughout.
9892 (tle_lox22_sp32): Merge into...
9893 (tle_lox22_sp64): Likewise.
9894 (tle_lox22<P:mode>): ...this and use Pmode throughout.
9895 (*tldo_ldub_sp32): Merge into...
9896 (*tldo_ldub_sp64): Likewise.
9897 (*tldo_ldub<P:mode>): ...this and use Pmode throughout.
9898 (*tldo_ldub1_sp32): Merge into...
9899 (*tldo_ldub1_sp64): Likewise.
9900 (*tldo_ldub1<P:mode>): ...this and use Pmode throughout.
9901 (*tldo_ldub2_sp32): Merge into...
9902 (*tldo_ldub2_sp64): Likewise.
9903 (*tldo_ldub2<P:mode>): ...this and use Pmode throughout.
9904 (*tldo_ldsb1_sp32): Merge into...
9905 (*tldo_ldsb1_sp64): Likewise.
9906 (*tldo_ldsb1<P:mode>): ...this and use Pmode throughout.
9907 (*tldo_ldsb2_sp32): Merge into...
9908 (*tldo_ldsb2_sp64): Likewise.
9909 (*tldo_ldsb2<P:mode>): ...this and use Pmode throughout.
9910 (*tldo_ldub3_sp64): Use DImode throughout.
9911 (*tldo_ldsb3_sp64): Likewise.
9912 (*tldo_lduh_sp32): Merge into...
9913 (*tldo_lduh_sp64): Likewise.
9914 (*tldo_lduh<P:mode>): ...this and use Pmode throughout.
9915 (*tldo_lduh1_sp32): Merge into...
9916 (*tldo_lduh1_sp64): Likewise.
9917 (*tldo_lduh1<P:mode>): ...this and use Pmode throughout.
9918 (*tldo_ldsh1_sp32): Merge into...
9919 (*tldo_ldsh1_sp64): Likewise.
9920 (*tldo_ldsh1<P:mode>): ...this and use Pmode throughout.
9921 (*tldo_lduh2_sp64): Use DImode throughout.
9922 (*tldo_ldsh2_sp64): Likewise.
9923 (*tldo_lduw_sp32): Merge into...
9924 (*tldo_lduw_sp64): Likewise.
9925 (*tldo_lduw<P:mode>): ...this and use Pmode throughout.
9926 (*tldo_lduw1_sp64): Use DImode throughout.
9927 (*tldo_ldsw1_sp64): Likewise.
9928 (*tldo_ldx_sp64): Likewise.
9929 (*tldo_stb_sp32): Merge into...
9930 (*tldo_stb_sp64): Likewise.
9931 (*tldo_stb<P:mode>): ...this and use Pmode throughout.
9932 (*tldo_sth_sp32): Merge into...
9933 (*tldo_sth_sp64): Likewise.
9934 (*tldo_sth<P:mode>): ...this and use Pmode throughout.
9935 (*tldo_stw_sp32): Merge into...
9936 (*tldo_stw_sp64): Likewise.
9937 (*tldo_stw<P:mode>): ...this and use Pmode throughout.
9938 (*tldo_stx_sp64): Use DImode throughout.
9940 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9942 * config/aarch64/aarch64.c (aarch64_override_options): Add case to
9943 check configure option to set BTI and Return Address Signing.
9944 * configure.ac: Add --enable-standard-branch-protection and
9945 --disable-standard-branch-protection.
9946 * configure: Regenerated.
9947 * doc/install.texi: Document the same.
9949 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9950 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9952 * config.gcc (aarch64*-*-*): Add aarch64-bti-insert.o.
9953 * config/aarch64/aarch64.h: Update comment for TRAMPOLINE_SIZE.
9954 * config/aarch64/aarch64.c (aarch64_asm_trampoline_template): Update
9956 * config/aarch64/aarch64-bti-insert.c: New file.
9957 * config/aarch64/aarch64-passes.def (INSERT_PASS_BEFORE): Insert bti
9959 * config/aarch64/aarch64-protos.h (make_pass_insert_bti): Declare the
9961 * config/aarch64/aarch64.md (unspecv): Add UNSPECV_BTI_NOARG,
9962 UNSPECV_BTI_C, UNSPECV_BTI_J and UNSPECV_BTI_JC.
9963 (bti_noarg, bti_j, bti_c, bti_jc): New define_insns.
9964 * config/aarch64/t-aarch64: Add rule for aarch64-bti-insert.o.
9966 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9968 * config/aarch64/aarch64-protos.h (aarch64_bti_enabled): Declare.
9969 * config/aarch64/aarch64.c (aarch64_handle_no_branch_protection):
9970 Disable bti for -mbranch-protection=none.
9971 (aarch64_handle_standard_branch_protection): Enable bti for
9972 -mbranch-protection=standard.
9973 (aarch64_handle_bti_protection): Enable bti for "bti" in the string to
9974 -mbranch-protection.
9975 (aarch64_bti_enabled): Check if bti is enabled.
9976 * config/aarch64/aarch64.opt: Declare target variable.
9977 * doc/invoke.texi: Add bti to the -mbranch-protection documentation.
9979 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9981 * config/aarch64/aarch64.c (aarch64_expand_prologue): Use new
9982 epilogue/prologue scratch registers EP0_REGNUM and EP1_REGNUM.
9983 (aarch64_expand_epilogue): Likewise.
9984 (aarch64_output_mi_thunk): Likewise
9985 * config/aarch64/aarch64.h (REG_CLASS_CONTENTS): Change
9986 TAILCALL_ADDR_REGS to x16 and x17.
9987 * config/aarch64/aarch64.md: Define EP0_REGNUM and EP1_REGNUM.
9989 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9991 * config/aarch64/aarch64-option-extensions.def: Define
9992 AARCH64_OPT_EXTENSION for memtag, rng, sb, ssbs and predres.
9993 * config/aarch64/aarch64.h (AARCH64_FL_RNG): New.
9994 (AARCH64_FL_MEMTAG, ARCH64_FL_SB, AARCH64_FL_SSBS): New.
9995 (AARCH64_FL_PREDRES): New.
9996 (AARCH64_FL_FOR_ARCH8_5): Add AARCH64_FL_SB, AARCH64_FL_SSBS and
9997 AARCH64_FL_PREDRES by default.
9998 * doc/invoke.texi: Document rng, memtag, sb, ssbs and predres.
10000 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10002 * config/aarch64/aarch64-arches.def: Define AARCH64_ARCH for
10004 * config/aarch64/aarch64.h (AARCH64_FL_V8_5): New.
10005 (AARCH64_FL_FOR_ARCH8_5, AARCH64_ISA_V8_5): New.
10006 * doc/invoke.texi: Document ARMv8.5-A.
10008 2019-01-09 Alejandro Martinez <alejandro.martinezvicente@arm.com>
10010 * config/aarch64/aarch64-sve.md (copysign<mode>3): New define_expand.
10011 (xorsign<mode>3): Likewise.
10013 2019-01-09 Jelinek <jakub@redhat.com>
10015 PR middle-end/88758
10016 * tree.c (initializer_each_zero_or_onep) <case VECTOR_CST>: Use
10017 vector_cst_elt instead of VECTOR_CST_ENCODED_ELT.
10019 PR rtl-optimization/88331
10020 * function.c (assign_stack_local_1): Don't set dynamic_align_addr if
10021 not currently_expanding_to_rtl.
10023 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
10025 * doc/invoke.texi (-Os): Remove trailing spaces.
10026 (-finline-functions): Remove reference to -O2.
10028 2019-01-08 Jakub Jelinek <jakub@redhat.com>
10030 PR rtl-optimization/79593
10031 * config/i386/i386.md (reg = mem; mem = reg): New define_peephole2.
10033 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Delegitimize
10034 UNSPEC_FUSION_GPR to its argument. Formatting fixes.
10036 2019-01-08 Eric Botcazou <ebotcazou@adacore.com>
10039 * config/sparc/sparc.c (function_arg_slotno): Set *PPREGNO & *PPADDING
10043 * config/sparc/sparc.c (sparc_delegitimize_address): Deal with naked
10044 UNSPECs and UNSPEC_MOVE_GOTDATA specifically.
10046 2019-01-08 H.J. Lu <hongjiu.lu@intel.com>
10049 * config/i386/i386.c (ix86_avx_u128_mode_exit): Call
10050 ix86_avx_u128_mode_entry.
10052 2019-01-08 Martin Liska <mliska@suse.cz>
10054 PR tree-optimization/88753
10055 * tree-switch-conversion.c (switch_conversion::build_one_array):
10056 Come up with local variable constructor. Convert first to
10057 type of constructor values.
10059 2019-01-08 Richard Biener <rguenther@suse.de>
10061 PR tree-optimization/86554
10062 * tree-ssa-sccvn.c (eliminate_dom_walker, rpo_elim,
10063 rpo_avail): Move earlier.
10064 (visit_nary_op): When value-numbering to expressions
10065 with different overflow behavior make sure there's an
10066 available expression on the path.
10068 2019-01-08 Sam Tebbs <sam.tebbs@arm.com>
10070 * config/aarch64/aarch64.c (BRANCH_PROTECT_STR_MAX,
10071 aarch64_parse_branch_protection,
10072 struct aarch64_branch_protect_type,
10073 aarch64_handle_no_branch_protection,
10074 aarch64_handle_standard_branch_protection,
10075 aarch64_validate_mbranch_protection,
10076 aarch64_handle_pac_ret_protection,
10077 aarch64_handle_attr_branch_protection,
10078 accepted_branch_protection_string,
10079 aarch64_pac_ret_subtypes,
10080 aarch64_branch_protect_types,
10081 aarch64_handle_pac_ret_leaf): Define.
10082 (aarch64_override_options_after_change_1, aarch64_override_options):
10083 Add check for accepted_branch_protection_string.
10084 (aarch64_option_save): Save accepted_branch_protection_string.
10085 (aarch64_option_restore): Save accepted_branch_protection_string.
10086 * config/aarch64/aarch64.c (aarch64_attributes): Add branch-protection.
10087 * config/aarch64/aarch64.opt: Add mbranch-protection. Deprecate
10088 msign-return-address.
10089 * doc/invoke.texi: Add mbranch-protection.
10091 2019-01-08 Alan Modra <amodra@gmail.com>
10094 * genattrtab.c (max_attr_value, min_attr_value, or_attr_value):
10095 Delete "unknownp" parameter. Adjust callers. Handle
10096 CONST_INT, PLUS, MINUS, and MULT.
10097 (attr_value_aligned): Renamed from or_attr_value.
10098 (min_attr_value): Return INT_MIN for unhandled rtl case..
10099 (min_fn): ..and translate to INT_MAX here.
10100 (write_length_unit_log): Modify to cope without "unknown".
10101 (write_attr_value): Handle IF_THEN_ELSE.
10103 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10105 * tree-vect-stmts.c (vectorizable_store): Don't use the dataref_offset
10106 optimization for masked stores.
10108 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10110 PR middle-end/88567
10111 * tree-vect-loop.c (get_initial_defs_for_reduction): Pass the
10112 output vector directly to duplicate_and_interleave instead of
10113 going through a temporary. Postpone insertion of ctor_seq to
10114 the end of the loop.
10116 2019-01-07 Richard Earnshaw <rearnsha@arm.com>
10119 * config/aarch64/aarch64.c (aarch64_expand_subvti): New parameter
10120 unsigned_p. Handle signed and unsigned overflow correction as
10122 * config/aarch64/aarch64-protos.h (aarch64_expand_subvti): Update
10124 * config/aarch64/aarch64.md (addv<mode>4): Use aarch64_plus_operand
10126 (add<mode>3_compareV_imm): Make this callable for expanding.
10127 (subv<GPI:mode>4): Use register_operand for operand 1. Use
10128 aarch64_plus_operand for operand 2.
10129 (subv<GPI:mode>_insn): New insn pattern.
10130 (subv<GPI:mode>_imm): Likewise.
10131 (negv<GPI:mode>3): New expand pattern.
10132 (negv<GPI:mode>_insn): New insn pattern.
10133 (negv<GPI:mode>_cmp_only): Likewise.
10134 (cmpv<GPI:mode>_insn): Likewise.
10135 (subvti4): Use register_operand for operand 1. Update call to
10136 aarch64_expand_subvti.
10137 (usubvti4): Likewise.
10138 (negvti3): New expand pattern.
10139 (negdi_carryout): New insn pattern.
10140 (negvdi_carryinV): New insn pattern.
10141 (sub<mode3>_compare1_imm): Delete named insn pattern, make anonymous
10142 version the named version.
10143 (peepholes to convert to sub<mode3>_compare1_imm): Adjust order of
10145 (usub<GPI:mode>3_carryinC, usub<GPI:mode>3_carryinC_z1): New insn
10147 (usub<GPI:mode>3_carryinC_z2, usub<GPI:mode>3_carryinC): New insn
10149 (sub<mode>3_carryinCV, sub<mode>3_carryinCV_z1_z2): Delete.
10150 (sub<mode>3_carryinCV_z1, sub<mode>3_carryinCV_z2): Delete.
10151 (sub<mode>3_carryinCV): Delete.
10152 (sub<GPI:mode>3_carryinV): New expand pattern.
10153 sub<mode>3_carryinV, sub<mode>3_carryinV_z2): New insn patterns.
10155 2019-01-07 Richard Biener <rguenther@suse.de>
10157 * tree-ssa-uncprop.c (ssa_equip_hash_traits): Remove in favor
10158 of tree_operand_hash.
10160 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10162 PR tree-optimization/88598
10163 * tree.h (single_nonzero_element): Declare.
10164 * tree.c (single_nonzero_element): New function.
10165 * match.pd: Fold certain reductions of X & CST to X[I] & CST[I]
10166 if I is the only nonzero element of CST.
10168 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10170 PR tree-optimization/88598
10171 * tree.h (initializer_each_zero_or_onep): Declare.
10172 * tree.c (initializer_each_zero_or_onep): New function.
10173 (signed_or_unsigned_type_for): Handle float types too.
10174 (unsigned_type_for, signed_type_for): Update comments accordingly.
10175 * match.pd: Fold x * { 0 or 1, 0 or 1, ...} to
10176 x & { 0 or -1, 0 or -1, ... }.
10178 2019-01-07 Jonathan Wakely <jwakely@redhat.com>
10180 * doc/install.texi: Replace references to x86_64-unknown-linux-gnu
10181 with x86_64-pc-linux-gnu.
10183 2019-01-07 Tom de Vries <tdevries@suse.de>
10186 * config/nvptx/nvptx.c (has_vector_partitionable_routine_calls_p): New
10188 (nvptx_goacc_validate_dims): Force vl32 if calling vector-partitionable
10191 2019-01-07 Jakub Jelinek <jakub@redhat.com>
10193 * config/i386/sse.md (vec_extract<mode><ssehalfvecmodelower>): Use
10194 V_256_512 iterator instead of V_512 and TARGET_AVX instead of
10195 TARGET_AVX512F as condition.
10198 * dwarf2out.c (const_ok_for_output_1): Remove redundant call to
10199 const_not_ok_for_debug_p target hook.
10200 (mem_loc_descriptor) <case UNSPEC>: Only call const_ok_for_output_1
10201 on UNSPEC and subexpressions thereof if all subexpressions of the
10202 UNSPEC are CONSTANT_P.
10204 PR tree-optimization/88676
10205 * tree-ssa-phiopt.c (two_value_replacement): New function.
10206 (tree_ssa_phiopt_worker): Call it.
10209 * cfgexpand.c (expand_stack_vars): Only align prev_offset to
10210 ASAN_MIN_RED_ZONE_SIZE, not to maximum of that and alignb.
10213 * tree-vect-generic.c: Include insn-config.h and recog.h.
10214 (expand_vector_piecewise): Add defaulted ret_type argument,
10215 if non-NULL, use that in preference to type for the result type.
10216 (expand_vector_parallel): Formatting fix.
10217 (do_vec_conversion, do_vec_narrowing_conversion,
10218 expand_vector_conversion): New functions.
10219 (expand_vector_operations_1): Call expand_vector_conversion
10220 for VEC_CONVERT ifn calls.
10221 * internal-fn.def (VEC_CONVERT): New internal function.
10222 * internal-fn.c (expand_VEC_CONVERT): New function.
10223 * fold-const-call.c (fold_const_vec_convert): New function.
10224 (fold_const_call): Use it for CFN_VEC_CONVERT.
10225 * doc/extend.texi (__builtin_convertvector): Document.
10227 2019-01-07 Tom de Vries <tdevries@suse.de>
10229 * config/nvptx/nvptx-protos.h (nvptx_output_red_partition): Declare.
10230 * config/nvptx/nvptx.c (vector_red_size, vector_red_align,
10231 vector_red_partition, vector_red_sym): New global variables.
10232 (nvptx_option_override): Initialize vector_red_sym.
10233 (nvptx_declare_function_name): Restore red_partition register.
10234 (nvptx_file_end): Emit code to declare the vector reduction variables.
10235 (nvptx_output_red_partition): New function.
10236 (nvptx_expand_shared_addr): Add vector argument. Use it to handle
10237 large vector reductions.
10238 (enum nvptx_builtins): Add NVPTX_BUILTIN_VECTOR_ADDR.
10239 (nvptx_init_builtins): Add VECTOR_ADDR.
10240 (nvptx_expand_builtin): Update call to nvptx_expand_shared_addr.
10241 Handle nvptx_expand_shared_addr.
10242 (nvptx_get_shared_red_addr): Add vector argument and handle large
10244 (nvptx_goacc_reduction_setup): Add offload_attrs argument and handle
10246 (nvptx_goacc_reduction_init): Likewise.
10247 (nvptx_goacc_reduction_fini): Likewise.
10248 (nvptx_goacc_reduction_teardown): Likewise.
10249 (nvptx_goacc_reduction): Update calls to nvptx_goacc_reduction_{setup,
10250 init,fini,teardown}.
10251 (nvptx_init_axis_predicate): Initialize vector_red_partition.
10252 (nvptx_set_current_function): Init vector_red_partition.
10253 * config/nvptx/nvptx.md (UNSPECV_RED_PART): New unspecv.
10254 (nvptx_red_partition): New insn.
10255 * config/nvptx/nvptx.h (struct machine_function): Add red_partition.
10257 2019-01-07 Tom de Vries <tdevries@suse.de>
10260 * config/nvptx/nvptx.c (nvptx_process_pars): Don't emit barriers for
10263 2019-01-07 Tom de Vries <tdevries@suse.de>
10265 * config/nvptx/nvptx.c (oacc_bcast_partition): Declare.
10266 (nvptx_option_override): Init oacc_bcast_partition.
10267 (nvptx_init_oacc_workers): New function.
10268 (nvptx_declare_function_name): Call nvptx_init_oacc_workers.
10269 (nvptx_needs_shared_bcast): New function.
10270 (nvptx_find_par): Generalize to enable vectors to use shared-memory
10271 to propagate state.
10272 (nvptx_shared_propagate): Initialize vector bcast partition and
10273 synchronization state.
10274 (nvptx_single): Generalize to enable vectors to use shared-memory
10275 to propagate state.
10276 (nvptx_process_pars): Likewise.
10277 (nvptx_set_current_function): Initialize oacc_broadcast_partition.
10278 * config/nvptx/nvptx.h (struct machine_function): Add
10279 bcast_partition and sync_bar members.
10281 2019-01-07 Tom de Vries <tdevries@suse.de>
10283 * config/nvptx/nvptx.c (nvptx_welformed_vector_length_p)
10284 (nvptx_apply_dim_limits): New function.
10285 (nvptx_goacc_validate_dims_1): Allow PTX_MAX_VECTOR_LENGTH larger than
10288 2019-01-07 Tom de Vries <tdevries@suse.de>
10290 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Move warnings to
10291 as late as possible.
10293 2019-01-07 Tom de Vries <tdevries@suse.de>
10295 * config/nvptx/nvptx.c (PTX_VECTOR_LENGTH): Remove.
10296 (PTX_DEFAULT_VECTOR_LENGTH, PTX_MAX_VECTOR_LENGTH): Define.
10297 (nvptx_goacc_validate_dims_1, nvptx_dim_limit)
10298 (nvptx_goacc_reduction_fini): Use PTX_DEFAULT_VECTOR_LENGTH,
10299 PTX_MAX_VECTOR_LENGTH and PTX_WARP_SIZE instead of PTX_VECTOR_LENGTH.
10301 2019-01-07 Tom de Vries <tdevries@suse.de>
10303 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Add asserts.
10305 2019-01-07 Tom de Vries <tdevries@suse.de>
10307 * omp-offload.c (oacc_get_min_dim): New function.
10308 * omp-offload.h (oacc_get_min_dim): Declare.
10310 2018-12-26 Mateusz B <mateuszb@poczta.onet.pl>
10313 * config/i386/i386.c (function_value_ms_64): Return small sturct in
10314 AX_REG and float/double in FIRST_SSE_REG for 4 or 8 byte modes.
10316 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10320 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
10322 * ipa-inline.c (edge_badness): Use inlined_time instead of
10323 inline_summaries->get.
10325 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10327 * opts.c (enable_fdo_optimizations): Enable
10328 version-loops-for-strides, loop-interchange, unrol-and-jam
10329 and tree-loop-distribution.
10330 * invoke.texi: Document newly enabled options.
10332 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10334 * doc/invoke.texi (max-inline-insns-small): New parameters.
10335 * ipa-inline.c (want_early_inline_function_p): simplify.
10336 (want_inline_small_function_p): Fix pasto from previous patch;
10337 use max-inline-insns-small bound.
10338 * params.def (max-inline-insns-small): New param.
10339 * ipa-fnsummary.c (analyze_function_body): Initialize time/size
10340 variables correctly.
10342 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10344 * doc/invoke.texi: Document max-inline-insns-size,
10345 uninlined-function-insns, uninlined-function-time,
10346 uninlined-thunk-insns and uninlined-thunk-time.
10347 * params.def: Add max-inline-insns-size,
10348 uninlined-function-insns, uninlined-function-time,
10349 uninlined-thunk-insns and uninlined-thunk-time.
10350 * ipa-fnsummary.c (compute_fn_summary, analyze_function_body): Use
10352 * ipa-inline.c (can_inline_edge_by_limits_p,
10353 want_inline_small_function_p): Use new parameters.
10355 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10357 * ipa-fnsummary.c (analyze_function_body): Fix accounting of time.
10359 2019-01-05 Jakub Jelinek <jakub@redhat.com>
10361 PR middle-end/82564
10363 * expr.c (expand_assignment): For calls returning VLA structures
10364 if to_rtx is not a MEM, force it into a stack temporary.
10367 * dwarf2out.c (const_ok_for_output_1): Reject MINUS that contains
10368 SYMBOL_REF, CODE_LABEL or UNSPEC in subexpressions of second argument.
10369 Reject PLUS that contains SYMBOL_REF, CODE_LABEL or UNSPEC in
10370 subexpressions of both operands.
10371 (mem_loc_descriptor): Handle UNSPEC if target hook acks it and all the
10372 subrtxes are CONSTANT_P.
10373 * config/i386/i386.c (ix86_const_not_ok_for_debug_p): Revert
10374 2018-11-09 changes.
10376 2019-01-04 Jan Hubicka <hubicka@ucw.cz>
10378 * params.def (hot-bb-count-ws-permille): Set to 990.
10380 2019-01-04 Martin Sebor <msebor@redhat.com>
10383 * attribs.c (decls_mismatched_attributes): Avoid warning for attribute
10386 2019-01-04 Martin Sebor <msebor@redhat.com>
10389 * doc/extend.texi (attribute alloc_align, alloc_size): Update.
10391 2019-01-04 Jakub Jelinek <jakub@redhat.com>
10393 * gdbinit.in: Turn off pagination for the skip commands, restore
10394 it to previous state afterwards.
10396 2019-01-04 Jakub Jelinek <jakub@redhat.com>
10399 * config/i386/i386.c (ix86_expand_divmod_libfunc): Use mode instead
10400 of GET_MODE (opN) as modes of the libcall arguments.
10402 2019-01-04 Jan Beulich <jbeulich@suse.com>
10404 * config/i386/sse.md
10405 (<avx512>_cmp<mode>3<mask_scalar_merge_name><round_saeonly_name>,
10406 <avx512>_cmp<mode>3<mask_scalar_merge_name>,
10407 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
10408 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
10409 avx512f_vmcmp<mode>3<round_saeonly_name>,
10410 avx512f_vmcmp<mode>3_mask<round_saeonly_name>,
10411 avx512f_maskcmp<mode>3,
10412 <avx512>_cvt<ssemodesuffix>2mask<mode>,
10413 <avx512>_cvt<ssemodesuffix>2mask<mode>,
10414 *<avx512>_cvtmask2<ssemodesuffix><mode>,
10415 *<avx512>_cvtmask2<ssemodesuffix><mode>,
10416 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
10417 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
10418 <avx512>_gt<mode>3<mask_scalar_merge_name>,
10419 <avx512>_gt<mode>3<mask_scalar_merge_name>,
10420 <avx512>_testm<mode>3<mask_scalar_merge_name>,
10421 <avx512>_testnm<mode>3<mask_scalar_merge_name>,
10422 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext,
10423 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext_mask,
10424 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext,
10425 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext_mask,
10426 avx512cd_maskb_vec_dup<mode>,
10427 avx512cd_maskw_vec_dup<mode>,
10428 avx512dq_fpclass<mode><mask_scalar_merge_name>,
10429 avx512dq_vmfpclass<mode>,
10430 avx512vl_vpshufbitqmb<mode><mask_scalar_merge_name>): Use =k
10433 2019-01-03 Martin Sebor <msebor@redhat.com>
10435 PR tree-optimization/88659
10436 * calls.c (maybe_warn_nonstring_arg): Avoid assuming maxlen is set.
10438 2019-01-03 Aaron Sawdey <acsawdey@linux.ibm.com>
10440 * config/rs6000/rs6000-string.c (expand_block_move): Don't use
10441 unaligned vsx and avoid lxvd2x/stxvd2x.
10442 (gen_lvx_v4si_move): New function.
10444 2019-01-03 Tom de Vries <tdevries@suse.de>
10446 * config/nvptx/nvptx.c (MACH_VECTOR_LENGTH, MACH_MAX_WORKERS): Define.
10447 (init_axis_dim, nvptx_mach_max_workers, nvptx_mach_vector_length): New
10449 * config/nvptx/nvptx.h (struct machine_function): Add axis_dims.
10451 2019-01-03 Tom de Vries <tdevries@suse.de>
10453 * config/nvptx/nvptx.c (struct offload_attrs): New.
10454 (populate_offload_attrs): New function. Factor mask extraction out of
10455 nvptx_reorg. Add extraction of dimensions.
10456 (nvptx_reorg): Use populate_offload_attrs.
10458 2019-01-03 Tom de Vries <tdevries@suse.de>
10460 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add early-out
10461 cases for oacc_min_dims_p and routine_p. Add asserts for
10462 oacc_default_dims_p and offload_region_p.
10464 2019-01-03 Tom de Vries <tdevries@suse.de>
10466 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): New function,
10467 factored out of ...
10468 (nvptx_goacc_validate_dims): ... here.
10470 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
10472 PR tree-optimization/85574
10473 * tree-ssa-uncprop.c (struct equiv_hash_elt): Remove unused
10475 (struct ssa_equip_hash_traits): Declare.
10476 (val_ssa_equiv): Use custom hash traits using operand_equal_p.
10478 2019-01-03 Jakub Jelinek <jakub@redhat.com>
10481 * dwarf2out.c (modified_type_die): If type is equal to sizetype,
10482 change it to qualified_type.
10484 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
10486 * ipa-utils.c (scale_ipa_profile_for_fn): Break out from ...
10487 (ipa_merge_profiles): ... here; do not ICE on thunks and aliases.
10489 2019-01-02 Martin Sebor <msebor@redhat.com>
10490 Jeff Law <law@redhat.com>
10492 * gimple-fold.c (strlen_range_kind): Remove SRK_LENRANGE_2.
10493 (get_range_strlen_tree): Update appropriately.
10495 * gimple-fold.h (get_range_strlen): Drop unused last argument.
10497 * gimple-fold.c (gimple_fold_builtin_strlen): Use set_strlen_range
10498 rather than set_range_info.
10499 * tree-ssa-strlen.c (set_strlen_range): Extracted from
10500 maybe_set_strlen_range. Handle potentially boundary crossing
10501 cases more conservatively.
10502 (maybe_set_strlen_range): Parts refactored into set_strlen_range.
10503 Call set_strlen_range.
10504 * tree-ssa-strlen.h (set_strlen_range): Add prototype.
10506 PR middle-end/88663
10507 * gimple-fold.c (get_range_strlen): Update prototype to no longer
10508 need the flexp argument.
10509 (get_range_strlen_tree): Drop flexp argument. Drop flexp argument
10510 from calls to get_range_strlen. Update comments. Just update
10511 VAL for an unterminated const char array and let the reset of the
10512 code handle it normally. No longer try to set *flexp. Adjust
10514 (get_range_strlen): Update for the new get_range_strlen API.
10515 (get_maxval_strlen): Similarly.
10516 (gimple_fold_builtin_strlen): Handle update meaning of return value
10517 from get_range_strlen.
10518 * gimple-ssa-sprintf.c (get_string_length): Update for the new
10519 get_range_strlen API.
10521 2019-01-02 Jan Hubicka <hubicka@ucw.cz>
10524 * varpool.c (varpool_node::ctor_useable_for_folding_p): Also return
10525 false at WPA time when body was removed.
10527 2019-01-02 Martin Liska <mliska@suse.cz>
10529 PR tree-optimization/88650
10530 * predict.c (set_even_probabilities): Calculate probability
10531 remainer only when really used.
10533 2019-01-02 Richard Biener <rguenther@suse.de>
10535 PR middle-end/88651
10536 * tree-data-ref.c (analyze_subscript_affine_affine): Use
10537 widest_ints when mangling max_stmt_execution results.
10539 2019-01-02 Richard Biener <rguenther@suse.de>
10541 PR tree-optimization/88621
10542 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Fix pastos, avoid
10543 bitfields when canoncalizing.
10545 2019-01-02 Richard Biener <rguenther@suse.de>
10548 * config/i386/x86-tune-costs.h (intel_cost): Adjust
10549 cost of cheap SSE instruction.
10551 2019-01-02 Richard Biener <rguenther@suse.de>
10554 * ipa-icf.h (sem_item_optimizer::sort_congruence_split): Declare.
10555 * ipa-icf.c (sem_item_optimizer::sort_congruence_split): New
10557 (sem_item_optimizer::do_congruence_step_f): Sort the congruence
10558 set after UIDs before splitting them.
10560 2019-01-01 Martin Sebor <msebor@redhat.com>
10561 Jeff Law <law@redhat.com>
10563 * gimple-fold.c (get_range_strlen_tree): Record if the computed
10564 length is optimistic. If it is, then arrange to compute the
10565 conservative length as well.
10567 * gimple-fold.h (get_range_strlen): Update prototype.
10568 * builtins.c (check_access): Update call to get_range_strlen to use
10569 c_strlen_data pointer. Change various variable accesses to instead
10570 pull data from the c_strlen_data structure.
10571 (check_strncat_sizes, expand_builtin_strncat): Likewise.
10572 * calls.c (maybe_warn_nonstring_arg): Likewise.
10573 * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Likewise. Reset
10574 minimum length if maximum lengh is unknown.
10575 * gimple-ssa-sprintf.c (get_string_length): Likewise. Drop code
10576 that used c_strlen, it's no longer needed. Restructure slightly.
10577 (format_string): Set unlikely range appropriately.
10578 * gimple-fold.c (get_range_strlen): Update comments. Fix minor
10580 (get_range_strlen): Accept c_strlen_data pointer for external
10581 call sites as well. Pass through to call to internal get_range_strlen.
10582 Adjust minlen, maxlen and maxbound as needed.
10583 (get_maxval_strlen): Update comments.
10584 (gimple_fold_builtin_strlen): Update call to get_range_strlen
10585 to use c_strlen_data pointer. Change variable accesses to instead
10586 use c_strlen_data data members.
10588 * gimple-fold.c (get_range_strlen): Update prototype.
10589 (get_range_strlen_tree): Update prototype. Drop minlen/maxlen
10590 local variables. Use pdata to return information to caller.
10591 Update calls to get_range_strlen. Update pdata->maxbound.
10592 (get_range_strlen -- static version): Similarly.
10593 (get_range_strlen -- extern version): Update for internal
10594 get_range_strlen API change. Convert to external data format.
10595 (get_maxval_strlen): Similarly.
10597 2019-01-01 Jan Hubicka <hubicka@ucw.cz>
10599 * coverage.c (get_coverage_counts): Use current_function_decl.
10600 * profile.c (read_thunk_profile): New function.
10601 (branch_prob): Add THUNK parameter.
10602 * tree-profile.c (tree_profiling): Handle thunks.
10603 * value-prof.c (init_node_map): Handle thunks.
10604 * value-prof.h (branch_prob): Upate prototype.
10605 (read_thunk_profile): Declare.
10607 2019-01-01 Jakub Jelinek <jakub@redhat.com>
10609 Update copyright years.
10611 * gcc.c (process_command): Update copyright notice dates.
10612 * gcov-dump.c (print_version): Ditto.
10613 * gcov.c (print_version): Ditto.
10614 * gcov-tool.c (print_version): Ditto.
10615 * gengtype.c (create_file): Ditto.
10616 * doc/cpp.texi: Bump @copying's copyright year.
10617 * doc/cppinternals.texi: Ditto.
10618 * doc/gcc.texi: Ditto.
10619 * doc/gccint.texi: Ditto.
10620 * doc/gcov.texi: Ditto.
10621 * doc/install.texi: Ditto.
10622 * doc/invoke.texi: Ditto.
10624 Copyright (C) 2019 Free Software Foundation, Inc.
10626 Copying and distribution of this file, with or without modification,
10627 are permitted in any medium without royalty provided the copyright
10628 notice and this notice are preserved.