1 2019-06-04 Richard Biener <rguenther@suse.de>
3 PR tree-optimization/90738
5 2019-06-03 Richard Biener <rguenther@suse.de>
7 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
8 full reference tree and record in ref->ref.
9 (vn_reference_lookup_3): Pass in original ref to
10 ao_ref_init_from_vn_reference.
11 (vn_reference_lookup): Likewise.
12 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
13 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
14 Handle non-decl bases in the original reference.
16 2019-06-04 Martin Liska <mliska@suse.cz>
18 * ipa-icf.c (sem_item_optimizer::add_item_to_class): Count
20 (sem_item_optimizer::do_congruence_step):
21 (sem_item_optimizer::worklist_push): Dump how references
23 (sem_item_optimizer::worklist_pop): Use heap.
24 (sem_item_optimizer::process_cong_reduction): Likewise.
25 * ipa-icf.h: Use fibonacci_heap insteam of std::list.
27 2019-06-04 Martin Liska <mliska@suse.cz>
29 * ipa-icf.h (struct sem_usage_pair_hash): New.
30 (sem_usage_pair_hash::hash): Likewise.
31 (sem_usage_pair_hash::equal): Likewise.
32 (struct sem_usage_hash): Likewise.
33 * ipa-icf.c (sem_item::sem_item): Initialize
35 (sem_item::add_reference): Register a reference
36 in ref_map and not in target->usages.
37 (sem_item::setup): Remove initialization of
39 (sem_item::~sem_item): Remove usage of dead vectors.
40 (sem_item::dump): Remove dump of references.
41 (sem_item_optimizer::sem_item_optimizer): Initialize
43 (sem_item_optimizer::read_section): Remove useless
45 (sem_item_optimizer::parse_funcs_and_vars): Likewise here.
46 (sem_item_optimizer::build_graph): Pass m_references
48 (sem_item_optimizer::verify_classes): Remove usage of dead
50 (sem_item_optimizer::traverse_congruence_split): Return true
51 when a class is split.
52 (sem_item_optimizer::do_congruence_step_for_index): Use
53 hash_map for look up of (sem_item *, index). That brings
55 (sem_item_optimizer::do_congruence_step): Return true
57 (congruence_class::is_class_used): Use referenced_by_count.
59 2019-06-04 Alan Modra <amodra@gmail.com>
62 * config/rs6000/rs6000.c (rs6000_call_aix): Correct r271753 merge
65 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
67 * config/rs6000/rs6000.h (MASK_MFPGPR): Delete.
68 * config/rs6000/rs6000.c (direct_move_p): Adjust.
69 (rs6000_secondary_reload_simple_move): Adjust.
70 (rs6000_opt_masks): Neuter the "mfpgpr" option.
71 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Adjust.
72 * config/rs6000/rs6000-cpus.def (ISA_2_5_MASKS_EMBEDDED): Adjust
75 * config/rs6000/rs6000.md (floatsi<mode>2_lfiwax): Adjust.
76 (floatunssi<mode>2_lfiwzx): Adjust.
77 (fix_trunc<mode>si2_stfiwx): Adjust.
78 (fixuns_trunc<mode>si2_stfiwx): Adjust.
79 * config/rs6000/rs6000.opt (mno-mfpgpr): New.
80 (mfpgpr): Mark as deprecated.
81 * doc/extend.texi (PowerPC Function Attributes): Delete mfpgpr.
82 (Basic PowerPC Built-in Functions Available on ISA 2.05): Adjust.
83 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete -mmfpgpr.
85 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
87 * config/rs6000/constraints.md (define_register_constraint "wg"):
89 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
91 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
92 (rs6000_init_hard_regno_mode_ok): Adjust.
93 * config/rs6000/rs6000.md (*mov<mode>_softfloat32, *movdi_internal64):
94 Delete "wg" alternatives.
95 * doc/md.texi (Machine Constraints): Adjust.
97 2019-06-03 Alan Modra <amodra@gmail.com>
99 * bb-reorder.c (copy_bb_p): Don't overflow size calculation.
100 (get_uncond_jump_length): Assert length less than INT_MAX and
103 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
106 * builtins.c (expand_builtin_longjmp): Add frame clobbers and schedule
108 (expand_builtin_nonlocal_goto): Likewise.
110 2019-06-03 Szabolcs Nagy <szabolcs.nagy@arm.com>
112 * config/aarch64/aarch64-protos.h (aarch64_asm_output_alias): Declare.
113 (aarch64_asm_output_external): Declare.
114 * config/aarch64/aarch64.c (aarch64_asm_output_variant_pcs): New.
115 (aarch64_declare_function_name): Call aarch64_asm_output_variant_pcs.
116 (aarch64_asm_output_alias): New.
117 (aarch64_asm_output_external): New.
118 * config/aarch64/aarch64.h (ASM_OUTPUT_DEF_FROM_DECLS): Define.
119 (ASM_OUTPUT_EXTERNAL): Define.
121 2019-06-03 Aldy Hernandez <aldyh@redhat.com>
122 * tree-vrp.h (value_range_base::nonzero_p): New.
123 (value_range_base::set_nonnull): Rename to...
124 (value_range_base::set_nonzero): ...this.
125 (value_range_base::set_null): Rename to...
126 (value_range_base::set_zero): ...this.
127 (value_range::set_nonnull): Remove.
128 (value_range::set_null): Remove.
129 * tree-vrp.c (range_is_null): Remove.
130 (range_is_nonnull): Remove.
131 (extract_range_from_binary_expr): Use value_range_base::*zero_p
132 instead of range_is_*null.
133 (extract_range_from_unary_expr): Same.
134 (value_range_base::set_nonnull): Rename to...
135 (value_range_base::set_nonzero): ...this.
136 (value_range::set_nonnull): Remove.
137 (value_range_base::set_null): Rename to...
138 (value_range_base::set_zero): ...this.
139 (value_range::set_null): Remove.
140 (extract_range_from_binary_expr): Rename set_*null uses to
142 (extract_range_from_unary_expr): Same.
143 (union_helper): Same.
144 * vr-values.c (get_value_range): Use set_*zero instead of
146 (vr_values::extract_range_from_binary_expr): Same.
147 (vr_values::extract_range_basic): Same.
149 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
152 * opts.c (parse_and_check_align_values): Allow 4 alignment values.
154 2019-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
156 * config/aarch64/iterators.md (MAX_OPP): New code attr.
157 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Rename to...
158 (aarch64_<su>abd<mode>_3): ... This.
159 (<sur>sadv16qi): Add TARGET_DOTPROD expansion.
161 2019-06-03 Richard Biener <rguenther@suse.de>
163 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
164 full reference tree and record in ref->ref.
165 (vn_reference_lookup_3): Pass in original ref to
166 ao_ref_init_from_vn_reference.
167 (vn_reference_lookup): Likewise.
168 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
169 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
170 Handle non-decl bases in the original reference.
172 2019-06-03 Martin Liska <mliska@suse.cz>
174 * doc/generic.texi: Remove Java Trees.
176 2019-06-03 Martin Liska <mliska@suse.cz>
178 * fold-const.c (operand_equal_p): Fix typo as compare_tree_int
179 returns 0 when operands are equal.
181 2019-06-03 Richard Biener <rguenther@suse.de>
183 PR tree-optimization/90716
184 * tree-loop-distribution.c (destroy_loop): Process blocks in
187 2019-06-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
190 * vector-builder.h (vector_builder::count_dups): New method.
191 * config/aarch64/aarch64-protos.h (aarch64_expand_sve_vector_init):
193 * config/aarch64/aarch64/sve.md (aarch64_sve_rev64<mode>): Use @.
194 (vec_init<mode><Vel>): New pattern.
195 * config/aarch64/aarch64.c (emit_insr): New function.
196 (aarch64_sve_expand_vector_init_handle_trailing_constants): Likewise.
197 (aarch64_sve_expand_vector_init_insert_elems): Likewise.
198 (aarch64_sve_expand_vector_init_handle_trailing_same_elem): Likewise.
199 (aarch64_sve_expand_vector_init): Define two overloaded functions.
201 2019-06-03 Alejandro Martinez <alejandro.martinezvicente@arm.com>
203 PR tree-optimization/90681
204 * internal-fn.c (mask_load_direct): Mark as non-vectorizable again.
205 * tree-vect-slp.c (vect_build_slp_tree_1): Add masked loads as a
206 special case for SLP, but fail on non-groupped loads.
208 2019-06-03 Martin Liska <mliska@suse.cz>
210 * cfg.c (debug): Use TDF_DETAILS for debug and
211 print edge info only once.
213 2019-06-02 Thomas Koenig <tkoenig@gcc.gnu.org>
216 * predict.def (PRED_FORTRAN_CONTIGUOUS): New predictor.
218 2019-06-01 Martin Sebor <msebor@redhat.com>
221 * tree-pretty-print.c (dump_generic_node): Add parentheses.
223 2019-05-31 Jan Hubicka <jh@suse.cz>
225 * alias.c: Include ipa-utils.h.
226 (get_alias_set): Try to complete ODR type via ODR type hash lookup.
227 * ipa-devirt.c (prevailing_odr_type): New.
228 * ipa-utils.h (previaling_odr_type): Declare.
230 2019-05-31 H.J. Lu <hongjiu.lu@intel.com>
231 Hongtao Liu <hongtao.liu@intel.com>
234 * config/i386/i386-features.c (rest_of_insert_endbranch): Remove
235 NOTE_INSN_DELETED_LABEL check.
237 2019-05-31 Prachi Godbole <prachi.godbole@imgtec.com>
238 Robert Suchanek <robert.suchanek@mips.com>
240 * config/mips/mips.c (mips_expand_builtin_insn): Swap the 1st
241 and 3rd operands of the fmadd/fmsub/maddv builtin.
243 2019-05-31 Jakub Jelinek <jakub@redhat.com>
245 * tree.h (OMP_CLAUSE__CONDTEMP__ITER): Define.
246 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
247 on OMP_SIMD if not nested inside of worksharing loop that also has
248 lastprivate conditional clause for the same decl.
249 (gimplify_omp_for): Add _condtemp_ clauses to OMP_SIMD if needed.
250 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_ also
252 (lower_rec_input_clauses): Likewise. Handle lastprivate conditional
254 (lower_lastprivate_conditional_clauses): Handle lastprivate conditional
256 (lower_lastprivate_clauses): Likewise.
257 (lower_omp_sections): Call lower_lastprivate_conditional_clauses before
258 calling lower_rec_input_clauses.
259 (lower_omp_for): Likewise.
260 (lower_omp_1): Use first rather than second OMP_CLAUSE__CONDTEMP_
261 clause on simd construct.
262 * omp-expand.c (expand_omp_simd): Initialize cond_var if
263 OMP_CLAUSE__CONDTEMP_ clause is present.
265 * omp-low.c (lower_rec_simd_input_clauses): Set TREE_THIS_NOTRAP on
268 2019-05-31 Xiong Hu Luo <luoxhu@linux.ibm.com>
271 * c-format.c (print_char_table, scanf_char_table): Replace BADLEN with
272 TEX_D32, TEX_D64 or TEX_D128.
274 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
276 * match.pd (~(vec?cst1:cst2)): New transformation.
278 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
280 * match.pd (X/[ex]D<Y/[ex]D): Handle negative denominator.
281 ((size_t)(A /[ex] B) CMP C): New transformation.
283 2019-05-31 Richard Sandiford <richard.sandiford@arm.com>
285 * doc/md.texi: Document define_insn_and_rewrite.
286 * rtl.def (DEFINE_INSN_AND_REWRITE): New rtx code.
287 * gensupport.c (queue_elem): Update comment.
288 (replace_operands_with_dups): New function.
289 (gen_rewrite_sequence): Likewise.
290 (process_rtx): Handle DEFINE_INSN_AND_REWRITE.
291 * read-rtl.c (apply_subst_iterator): Likewise.
292 (add_condition_to_rtx, named_rtx_p): Likewise.
293 (rtx_reader::read_rtx_operand): Likewise.
294 * config/aarch64/aarch64-sve.md
295 (while_ult<GPI:mode><PRED_ALL:mode>_cc): Rename to...
296 (*while_ult<GPI:mode><PRED_ALL:mode>_cc): ...this and use
297 define_insn_and_rewrite.
298 (*cond_<optab><mode>_any): Turn into define_insn_and_rewrites.
299 Remove separate define_split.
301 2019-05-31 Jan Hubicka <jh@suse.cz>
303 * tree-ssa-alias.c (type_has_components_p): New function.
304 (aliasing_component_refs_p): Use it.
306 2019-05-31 Martin Liska <mliska@suse.cz>
308 * gdbhooks.py: Add const_tree to TreePrinter.
310 2019-05-31 Thomas De Schampheleire <thomas.de_schampheleire@nokia.com>
313 * common.opt (feliminate-unused-debug-symbols): Enable by default.
314 * doc/invoke.texi (Debugging Options): Document new default of
315 -feliminate-unused-debug-symbols and remove restriction to 'stabs'.
317 2019-05-31 Jakub Jelinek <jakub@redhat.com>
319 PR tree-optimization/90671
320 * tree-ssa-threadupdate.c (ssa_create_duplicates): If
321 template_block used to be empty on the first call, don't use
322 gsi_split_seq_after and gsi_insert_seq_after, but remember whole
323 seq with bb_seq and set it with set_bb_seq.
325 2019-05-31 Iain Sandoe <iain@sandoe.co.uk>
327 * config/i386/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
329 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
330 Michael Meissner <meissner@linux.ibm.com>
332 * config/rs6000/predicates.md (pcrel_address): New define_predicate.
333 (prefixed_mem_operand): Likewise.
334 (non_prefixed_mem_operand): Likewise.
335 * config/rs6000/rs6000-protos.h (rs6000_prefixed_address): New
337 * config/rs6000/rs6000.c (print_operand_address): Handle
338 PC-relative addresses.
339 (mode_supports_prefixed_address_p): New function.
340 (rs6000_prefixed_address): New function.
341 * config/rs6000/rs6000.h (SYMBOL_FLAG_PCREL): New #define.
342 (SYMBOL_REF_PCREL_P): Likewise.
344 2019-05-30 Jakub Jelinek <jakub@redhat.com>
346 * gimplify.c (enum gimplify_omp_var_data): Add GOVD_CONDTEMP.
347 (gimplify_adjust_omp_clauses_1): Handle GOVD_CONDTEMP.
348 (gimplify_omp_for): If worksharing loop with lastprivate conditional
349 is nested inside of parallel region, add _condtemp_ clause to both.
350 * tree-nested.c (convert_nonlocal_omp_clauses,
351 convert_local_omp_clauses): Ignore OMP_CLAUSE__CONDTEMP_ instead of
353 * omp-general.h (struct omp_for_data): Add have_pointer_condtemp
355 * omp-general.c (omp_extract_for_data): Compute it.
356 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_.
357 (lower_rec_input_clauses): Likewise.
358 (lower_lastprivate_conditional_clauses): If OMP_CLAUSE__CONDTEMP_
359 clause is already present, just add one further one after it.
360 (lower_lastprivate_clauses): Handle cond_ptr with array type.
361 (lower_send_shared_vars): Clear _condtemp_ vars.
362 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle target data like critical
363 or section or taskgroup.
364 * omp-expand.c (determine_parallel_type): Disallow combining only if
365 first OMP_CLAUSE__CONDTEMP_ has pointer type. Disallow combining
366 of parallel sections if OMP_CLAUSE__CONDTEMP_ is present.
367 (expand_omp_for_generic, expand_omp_for_static_nochunk,
368 expand_omp_for_static_chunk, expand_omp_for): Use
369 fd->have_pointer_condtemp instead of fd->lastprivate_conditional to
370 determine if a special set of API routines are needed and if condtemp
371 needs to be initialized, while always initialize cond_var if
372 fd->lastprivate_conditional is non-zero.
374 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
375 Michael Meissner <meissner@linux.ibm.com>
377 * config/rs6000/constraints.md (eI): New constraint.
378 * config/rs6000/predicates.md (cint34_operand): New predicate.
379 * config/rs6000/rs6000.h (SIGNED_16BIT_OFFSET_P): New #define.
380 (SIGNED_34BIT_OFFSET_P): Likewise.
381 * doc/md.texi (eI): Document constraint.
383 2019-05-30 Sylvia Taylor <sylvia.taylor@arm.com>
385 * config/aarch64/aarch64-sve.md (*fabd<mode>3): New.
387 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
388 Michael Meissner <meissner@linux.ibm.com>
390 * rs6000-cpus.def (OTHER_FUSION_MASKS): New #define.
391 (ISA_3_0_MASKS_SERVER): Mask off OTHER_FUSION_MASKS.
392 (ISA_3_0_MASKS_IEEE): Remove OPTION_MASK_DIRECT_MOVE.
393 (ISA_FUTURE_MASKS_SERVER): Add OPTION_MASK_PREFIXED_ADDR.
394 (OTHER_FUTURE_MASKS): Likewise.
395 (POWERPC_MASKS): Likewise.
396 * rs6000.c (rs6000_option_override_internal): Error if -mpcrel is
397 specified without -mprefixed-addr or -mcpu=future. Error if
398 -mprefixed-addr is specified without -mcpu=future.
399 (rs6000_opt_masks): Add entry for prefixed-addr.
400 * rs6000.opt (mprefixed-addr): New option.
402 2019-05-30 Sam Tebbs <sam.tebbs@arm.com>
404 * aarch64/aarch64.c (aarch64_post_cfi_startproc): Add
405 cfun->is_thunk check.
407 2019-05-30 Jakub Jelinek <jakub@redhat.com>
409 * tree-predcom.c (is_inv_store_elimination_chain): Fix a typo - lenght
412 2019-05-30 Martin Liska <mliska@suse.cz>
414 * gdbinit.in: Fix 'ptc' command. Add trt
415 that prints TREE_TYPE($).
417 2019-05-29 Bill Schmidt <wschmidt@linux.ibm.com>
418 Alan Modra <amodra@gmail.com>
420 * config/rs6000/rs6000.c (rs6000_call_template_1): Handle pcrel
422 (rs6000_indirect_call_template_1): ...and here.
423 (rs6000_pltseq_template): Handle plt_pcrel34. Rework tocsave,
424 plt16_ha, plt16_lo, mtctr indirect calls. Use
426 (rs6000_decl_ok_for_sibcall): New function.
427 (rs6000_function_ok_for_sibcall): Refactor.
428 (rs6000_longcall_ref): Use UNSPEC_PLT_PCREL when pcrel.
429 (rs6000_call_aix): Don't emit toc restore rtl for indirect calls
430 when pcrel. Reorganize.
431 (rs6000_sibcall_aix): Don't add r2 to function usage when pcrel.
432 * rs6000.h (rs6000_pltseq_enum): New enum.
433 * rs6000.md (UNSPEC_PLT_PCREL): New unspec.
434 (*pltseq_tocsave): Use rs6000_pltseq_enum.
435 (*pltseq_plt16_ha): Likewise.
436 (*pltseq_plt16_lo): Likewise.
437 (*pltseq_mtctr): Likewise.
438 (*pltseq_plt_pcrel): New insn.
439 (*call_local_aix): Handle @notoc calls.
440 (*call_value_local_aix): Likewise.
441 (*call_nonlocal_aix): Adjust lengths for pcrel calls.
442 (*call_value_nonlocal_aix): Likewise.
443 (*call_indirect_pcrel): New insn.
444 (*call_value_indirect_pcrel): Likewise.
447 2019-05-29 Uroš Bizjak <ubizjak@gmail.com>
449 * config/i386/sse.md (*save_multiple<mode>): Rename from
451 (*restore_multiple<mode>): Rename from restore_multiple<mode>.
452 (*restore_multiple_and_return<mode>): Rename from
453 restore_multiple_and_return<mode>.
454 (*restore_multiple_leave_return<mode>): Rename from
455 restore_multiple_leave_return<mode>.
457 2019-05-29 Yoshinori Sato <ysato@users.sourceforge.jp>
459 * config.gcc (rx-*-linux*): New target.
460 * config/rx/elf.opt: New file.
461 * config/rx/linux.h: Likewise.
462 * config/rx/t-linux: Likewise.
463 * config/rx/rx.c (TARGET_SAVE_ACC_REGISTER): If not defined,
465 * config/rx/rx.h (ASM_APP_ON): Allow to be overridden.
466 (ASM_APP_OFF): Likewise.
467 * config/rx/rx.opt: Drop -msim and -mas100-syntax, they were
470 2019-05-29 Jan Hubicka <jh@suse.cz>
472 * tree-ssa-alias.c (same_type_for_tbaa): Return ture if main
473 variants are pointer equivalent.
475 2019-05-29 Alejandro Martinez <alejandro.martinezvicente@arm.com>
477 * config/aarch64/aarch64-c.c: Added TARGET_SVE2.
478 * config/aarch64/aarch64-sve2.md: New file.
479 (<u>avg<mode>3_floor): New pattern.
480 (<u>avg<mode>3_ceil): Likewise.
481 (*<sur>h<addsub><mode>): Likewise.
482 * config/aarch64/aarch64.h: Added AARCH64_ISA_SVE2 and TARGET_SVE2.
483 * config/aarch64/aarch64.md: Include aarch64-sve2.md.
485 2019-05-29 Jakub Jelinek <jakub@redhat.com>
488 * optc-save-gen.awk: In cl_optimization_print, use correct condition
489 for var_opt_string printing. In cl_optimization_print_diff, print
490 (null) instead of invoking undefined behavior if one of the
491 var_opt_string pointers is NULL and use && instead of first || in the
492 guarding condition. For var_target_other options, handle const char *
493 target variables similarly to const char * optimize node variables.
495 2019-05-29 Sam Tebbs <sam.tebbs@arm.com>
497 * config/aarch64/aarch64-builtins.c (aarch64_builtins): Add
498 AARCH64_PAUTH_BUILTIN_AUTIB1716 and AARCH64_PAUTH_BUILTIN_PACIB1716.
499 * config/aarch64/aarch64-builtins.c (aarch64_init_pauth_hint_builtins):
500 Add autib1716 and pacib1716 initialisation.
501 * config/aarch64/aarch64-builtins.c (aarch64_expand_builtin): Add checks
502 for autib1716 and pacib1716.
503 * config/aarch64/aarch64-protos.h (aarch64_key_type,
504 aarch64_post_cfi_startproc): Define.
505 * config/aarch64/aarch64-protos.h (aarch64_ra_sign_key): Define extern.
506 * config/aarch64/aarch64.c (aarch64_handle_standard_branch_protection,
507 aarch64_handle_pac_ret_protection): Set default sign key to A.
508 * config/aarch64/aarch64.c (aarch64_expand_epilogue,
509 aarch64_expand_prologue): Add check for b-key.
510 * config/aarch64/aarch64.c (aarch64_ra_sign_key,
511 aarch64_post_cfi_startproc, aarch64_handle_pac_ret_b_key): Define.
512 * config/aarch64/aarch64.h (TARGET_ASM_POST_CFI_STARTPROC): Define.
513 * config/aarch64/aarch64.c (aarch64_pac_ret_subtypes): Add "b-key".
514 * config/aarch64/aarch64.md (unspec): Add UNSPEC_AUTIA1716,
515 UNSPEC_AUTIB1716, UNSPEC_AUTIASP, UNSPEC_AUTIBSP, UNSPEC_PACIA1716,
516 UNSPEC_PACIB1716, UNSPEC_PACIASP, UNSPEC_PACIBSP.
517 * config/aarch64/aarch64.md (do_return): Add check for b-key.
518 * config/aarch64/aarch64.md (<pauth_mnem_prefix>sp): Replace
519 pauth_hint_num_a with pauth_hint_num.
520 * config/aarch64/aarch64.md (<pauth_mnem_prefix>1716): Replace
521 pauth_hint_num_a with pauth_hint_num.
522 * config/aarch64/aarch64.opt (msign-return-address=): Deprecate.
523 * config/aarch64/iterators.md (PAUTH_LR_SP): Add UNSPEC_AUTIASP,
524 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
525 * config/aarch64/iterators.md (PAUTH_17_16): Add UNSPEC_AUTIA1716,
526 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716.
527 * config/aarch64/iterators.md (pauth_mnem_prefix): Add UNSPEC_AUTIA1716,
528 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716, UNSPEC_AUTIASP,
529 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
530 * config/aarch64/iterators.md (pauth_hint_num_a): Replace
531 UNSPEC_PACI1716 and UNSPEC_AUTI1716 with UNSPEC_PACIA1716 and
532 UNSPEC_AUTIA1716 respectively.
533 * config/aarch64/iterators.md (pauth_hint_num_a): Rename to pauth_hint_num
534 and add UNSPEC_PACIBSP, UNSPEC_AUTIBSP, UNSPEC_PACIB1716, UNSPEC_AUTIB1716.
535 * doc/invoke.texi (-mbranch-protection): Add b-key type.
536 * config/aarch64/aarch64-bti-insert.c (aarch64_pac_insn_p): Rename
537 UNSPEC_PACISP to UNSPEC_PACIASP and UNSPEC_PACIBSP.
539 2019-05-29 Jakub Jelinek <jakub@redhat.com>
541 * gimplify.c (struct gimplify_omp_ctx): Add clauses member.
542 (gimplify_scan_omp_clauses): Initialize ctx->clauses.
543 (gimplify_adjust_omp_clauses_1): Transform lastprivate conditional
544 explicit clause on combined parallel into implicit shared clause.
545 (gimplify_adjust_omp_clauses): Move lastprivate conditional clause
546 and firstprivate if the decl has one too from combined parallel to
547 the worksharing construct.
549 2019-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
550 Michael Meissner <meissner@linux.ibm.com>
552 * config/rs6000/rs6000-cpus.def (OTHER_FUTURES_MASK): New #define.
554 2019-05-28 Michael Meissner <meissner@linux.ibm.com>
556 * rtl.h (LABEL_REF_P): New #define.
558 2019-05-28 John David Anglin <danglin@gcc.gnu.org>
560 * config/pa/pa.c (hppa_profile_hook): Remove offset adjustment.
562 2019-05-28 Alejandro Martinez <alejandro.martinezvicente@arm.com>
564 * internal-fn.c: Marked mask_load_direct as vectorizable.
565 * tree-data-ref.c (data_ref_compare_tree): Fixed comment typo.
566 * tree-vect-data-refs.c (can_group_stmts_p): Allow masked loads to be
567 combined even if masks different with allow_slp_p param.
568 (vect_analyze_data_ref_accesses): Mark SLP only vectorizable groups.
569 * tree-vect-loop.c (vect_dissolve_slp_only_groups): New function to
570 dissolve SLP-only vectorizable groups when SLP has been discarded.
571 (vect_analyze_loop_2): Call vect_dissolve_slp_only_groups when needed.
572 * tree-vect-slp.c (vect_get_and_check_slp_defs): Check masked loads
574 (vect_build_slp_tree_1): Fixed comment typo.
575 (vect_build_slp_tree_2): Include masks from masked loads in SLP tree.
576 * tree-vect-stmts.c (vectorizable_load): Allow vectorizaion of masked
578 * tree-vectorizer.h (_stmt_vec_info): Added flag for SLP-only
580 * tree-vectorizer.c (vec_info::new_stmt_vec_info): Likewise.
582 2019-05-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
584 * config/alpha/alpha.c [TARGET_ABI_OSF] (alpha_output_mi_thunk_osf):
585 Remove obsolete use_thunk reference.
586 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
587 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
588 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
589 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
590 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
591 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
592 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
593 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
594 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
596 2019-05-28 Nathan Sidwell <nathan@acm.org>
598 * tree.h (IDENTIFIER_ANON_P): New.
599 (anon_aggrname_format, anon_aggname_p): Don't declare.
600 (make_anon_name): Declare.
601 * lto-streamer-out.c (DFS::DFS_write_tree_body): Use IDENTIFIER_ANON_P.
602 (hash_tree): Likewise.
603 * tree-streamer-out.c (write_ts_decl_minimal_tree): Likewise.
604 * tree.c (anon_aggrname_p, anon_aggrname_format): Delete.
605 (anon_cnt, make_anon_name): New.
607 2019-05-28 Martin Liska <mliska@suse.cz>
610 * opts-global.c (decode_options): Print help for all
611 help_option_arguments.
612 * opts.c (print_help): Add new argument.
613 (common_handle_option): Remember all values into
614 help_option_arguments.
615 * opts.h (print_help): Add new argument.
617 2019-05-28 Martin Liska <mliska@suse.cz>
620 * ipa-icf-gimple.c (func_checker::compare_loops): New function.
621 * ipa-icf-gimple.h (func_checker::compare_loops): Likewise.
622 (func_checker::compare_bb): Call compare_loops.
624 2019-05-27 Jakub Jelinek <jakub@redhat.com>
626 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
627 on sections construct.
628 * omp-low.c (lower_lastprivate_conditional_clauses): Handle sections
630 (lower_omp_sections): Handle lastprivate conditional.
631 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle sections construct with
632 lastprivate_conditional_map.
633 * omp-expand.c (expand_omp_sections): Handle lastprivate conditional.
635 * omp-low.c (lower_omp_1) <case GIMPLE_ASSIGN>: Look through ordered,
636 critical, taskgroup and section regions when looking for a region
637 with non-NULL lastprivate_conditional_map.
639 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
641 * config/i386/i386.c (ix86_gen_add3): Remove indirect function.
642 (*ix86_gen_sub3): Ditto.
643 (*ix86_gen_sub3_carry): Ditto.
644 (*ix86_gen_one_cmpl2): Ditto.
645 (*ix86_gen_andsp): Ditto.
646 (ix86_init_large_pic_reg): Use gen_add2_insn instead of ix86_gen_add3.
647 (gen_and2_insn): New static function.
648 (ix86_expand_prologue): Use gen_and2_insn instead of ix86_gen_andsp.
649 Use gen_add3_insn instead of ix86_gen_add3.
650 (ix86_expand_split_stack_prologue): Use gen_add2_insn
651 instead of ix86_gen_add3.
652 (legitimize_tls_address): Use gen_add2_insn instead of ix86_gen_add3.
653 Use gen_sub3_insn instead of ix86_gen_sub3.
654 * config/i386-expand.c (ix86_split_long_move): Use gen_add2_insn
655 instead of ix86_gen_add3.
656 (ix86_expand_strlensi_unroll_1): Use gen_add2_insn instead of
657 ix86_gen_add3. Use gen_sub3_insn instead of ix86_gen_sub3.
658 (construct_plt_address): Use gen_add2_insn instead of ix86_gen_add3.
659 * config/i386/i386-options.c (ix86_option_override_internal):
660 Do not initialize ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
661 ix86_gen_one_cmpl2 and ix86_gen_andsp.
663 2019-05-27 Eric Botcazou <ebotcazou@adacore.com>
665 * dwarf2out.c (resolve_args_picking_1): Deal with DW_OP_GNU_addr_index
666 and DW_OP_GNU_const_index opcodes.
668 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
670 * config/i386/i386.h (STACK_SIZE_MODE): Define.
672 2019-05-27 Richard Biener <rguenther@suse.de>
674 PR tree-optimization/90637
675 * tree-ssa-sink.c (statement_sink_location): Honor the
676 computed sink location for single-uses.
678 2019-05-27 Richard Biener <rguenther@suse.de>
681 * match.pd (vec_perm): Avoid clobbering op0 when not generating
684 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
686 * config/i386/i386.md (@sub<mode>3_carry): Rename
687 from sub<mode>3_carry.
688 (@leave_<mode>): New expander.
689 (*leave): Rename from leave.
690 (*leave_rex64): Rename from leave_rex64.
691 (@monitorx_<mode>): Rename from monitorx_<mode>.
692 (@clzero_<mode>): Rename from clzero_<mode>.
693 * config/i386/sse.md (@sse3_monitor_<mode>): Rename
694 from sse3_monitor_<mode>.
695 * config/i386/i386.c (ix86_gen_sub3_carry): Remove indirect function.
696 (*ix86_gen_leave): Ditto.
697 (*ix86_gen_monitor): Ditto.
698 (*ix86_gen_monitorx): Ditto.
699 (*ix86_gen_clzero): Ditto.
700 (ix86_emit_leave): Use gen_leave instead of ix86_gen_leave.
701 * config/i386/i386-expand.c (ix86_expand_strlensi_unroll_1):
702 Use gen_sub3_carry instead of ix86_gen_sub3_carry.
703 (ix86_expand_builtin) <case IX86_BUILTIN_MONITOR>:
704 Use gen_sse3_monitor instead of ix86_gen_monitor.
705 <case IX86_BUILTIN_MONITORX>: Use gen_monitorx
706 instead of ix86_gen_monitorx.
707 <case IX86_BUILTIN_CLZERO>: Use gen_clzero
708 instead of ix86_gen_clzero.
709 * config/i386/i386-options.c (ix86_option_override_internal):
710 Do not initialize ix86_gen_leave, ix86_gen_sub3_carry,
711 ix86_gen_monitor, ix86_gen_monitorx and ix86_gen_clzero.
713 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
715 * config/i386/i386.md (@tls_global_dynamic_64_<mode>):
716 Rename from tls_global_dynamic_64_<mode>.
717 (@tls_local_dynamic_base_64_<mode>): Rename from
718 tls_local_dynamic_base_64_<mode>.
719 * config/i386/i386.c (*ix86_gen_tls_global_dynamic_64):
720 Remove indirect function.
721 (*ix86_gen_tls_local_dynamic_base_64): Ditto.
722 (legitimize_tls_address): Use gen_tls_global_dynamic_64 function
723 instead of ix86_gen_tls_global_dynamic_64.
724 Use gen_tls_local_dynamic_base_64 instead of
725 ix86_gen_tls_local_dynamic_base_64.
726 * config/i386/i386-options.c (ix86_option_override_internal):
727 Do not initialize ix86_gen_tls_global_dynamic_64 and
728 ix86_gen_tls_local_dynamic_base_64.
730 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
732 * config/i386/i386.md (@pro_epilogue_adjust_stack_add_<mode>)
733 Rename from pro_epilogue_adjust_stack_<mode>_add.
734 (@pro_epilogue_adjust_stack_sub_<mode>)
735 Rename from pro_epilogue_adjust_stack_<mode>_sub.
736 (@allocate_stack_worker_probe_<mode>):
737 Rename from allocate_stack_worker_probe_<mode>.
738 (allocate_stack): Use gen_allocate_stack_worker_probe.
739 (probe_stack): Use gen_probe_stack_1.
740 (@probe_stack_1_<mode>): Rename from probe_stack_<mode>.
741 (@adjust_stack_and_probe_<mode>): Rename from
742 adjust_stack_and_probe<mode>.
743 (@probe_stack_range_<mode>): Rename from probe_stack_range<mode>.
744 (stack_protect_set): Use gen_stack_protect_set_1.
745 (@stack_protect_set_1_<mode>): Rename from stack_protect_set_<mode>.
746 (stack_protect_test): Use gen_stack_protect_test_1.
747 (@stack_protect_test_1_<mode>): Rename from stack_protect_test_<mode>.
748 * config/i386/i386.c (*ix86_gen_allocate_stack_worker):
749 Remove indirect function.
750 (*ix86_gen_adjust_stack_and_probe): Ditto.
751 (*ix86_gen_probe_stack_range): Ditto.
752 (pro_epilogue_adjust_stack): Use gen_pro_epilogue_adjust_stack_add
753 instead of gen_pro_epilogue_adjust_stack_{si,di}_add.
754 (ix86_adjust_stack_and_probe_stack_clash): Use
755 gen_adjust_stack_and_probe instead of ix86_gen_adjust_stack_and_probe.
756 (ix86_adjust_stack_and_probe): Ditto.
757 (ix86_emit_probe_stack_range): Use gen_probe_stack_range instead
758 of ix86_gen_probe_stack_range.
759 (ix86_expand_prologue): Use gen_pro_epilogue_adjust_stack_sub
760 instead of gen_pro_epilogue_adjust_stack_{si,di}_sub.
761 * config/i386/x86-tune-sched.c (ix86_macro_fusion_pair_p):
762 Include insn-opinit.h. Use code_for_stack_protect_test_1 instead of
763 CODE_FOR_stack_protect_test_{si,di}.
764 * config/i386/i386-options.c (ix86_option_override_internal):
765 Do not initialize ix86_gen_allocate_stack_worker,
766 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
768 2019-05-26 Gerald Pfeifer <gerald@pfeifer.com>
770 * doc/invoke.texi (Link Options): Many editorial changes around
773 2019-05-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
775 * doc/invoke.texi (x86 Options, -mvect8-ret-in-mem): Remove
776 pre-Solaris 11 referene and most Studio compiler details.
778 2019-05-24 John David Anglin <danglin@gcc.gnu.org>
781 * config/pa/pa.c (pa_can_change_mode_class): Accept mode changes from
782 DImode to SImode in floating-point registers on 64-bit target.
783 * config/pa/pa.md (umulsidi3): Change nonimmediate_operand to
784 register_operand in xmpyu patterns.
786 2019-05-24 Jakub Jelinek <jakub@redhat.com>
788 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__CONDTEMP_.
789 * tree.h (OMP_CLAUSE_DECL): Use OMP_CLAUSE__CONDTEMP_ instead of
790 OMP_CLAUSE__REDUCTEMP_.
791 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add
792 OMP_CLAUSE__CONDTEMP_.
793 (walk_tree_1): Handle OMP_CLAUSE__CONDTEMP_.
794 * tree-pretty-print.c (dump_omp_clause): Likewise.
795 * tree-nested.c (convert_nonlocal_omp_clauses,
796 convert_local_omp_clauses): Likewise.
797 * gimplify.c (enum gimplify_omp_var_data): Use hexadecimal constants
798 instead of decimal. Add GOVD_LASTPRIVATE_CONDITIONAL.
799 (gimplify_scan_omp_clauses): Don't reject lastprivate conditional
801 (gimplify_omp_for): Warn and disable conditional modifier from
802 lastprivate on loop iterators.
803 * omp-general.h (struct omp_for_data): Add lastprivate_conditional
805 * omp-general.c (omp_extract_for_data): Initialize it.
806 * omp-low.c (struct omp_context): Add lastprivate_conditional_map
808 (delete_omp_context): Delete it.
809 (lower_lastprivate_conditional_clauses): New function.
810 (lower_lastprivate_clauses): Add BODY_P and CSTMT_LIST arguments,
811 handle lastprivate conditional clauses.
812 (lower_reduction_clauses): Add CLIST argument, emit it into
813 the critical section if any.
814 (lower_omp_sections): Adjust lower_lastprivate_clauses and
815 lower_reduction_clauses callers.
816 (lower_omp_for_lastprivate): Add CLIST argument, pass it through
817 to lower_lastprivate_clauses.
818 (lower_omp_for): Call lower_lastprivate_conditional_clauses, adjust
819 lower_omp_for_lastprivate and lower_reduction_clauses callers, emit
820 clist into a critical section if not emitted there already by
821 lower_reduction_clauses.
822 (lower_omp_taskreg, lower_omp_teams): Adjust lower_reduction_clauses
824 (lower_omp_1): Handle GIMPLE_ASSIGNs storing into lastprivate
825 conditional variables.
826 * omp-expand.c (determine_parallel_type): Punt if OMP_CLAUSE__CONDTEMP_
828 (expand_omp_for_generic, expand_omp_for_static_nochunk,
829 expand_omp_for_static_chunk): Handle lastprivate conditional.
830 (expand_omp_for): Handle fd.lastprivate_conditional like
833 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
835 * config/gcn/gcn-run.c (main): Set a non-zero return value if the
836 kernel does not exit cleanly.
837 * config/gcn/gcn.md (gcn_return): Insert s_waitcnt before s_dcache_wb.
839 2019-05-24 Jason Merrill <jason@redhat.com>
842 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
844 2019-05-24 Richard Biener <rguenther@suse.de>
847 * tree-loop-distribution.c (struct partition): Add location
849 (partition_alloc): Initialize all fields.
850 (generate_memset_builtin): Use the location recorded in the
851 partition for the generated call.
852 (generate_memcpy_builtin): Likewise.
853 (classify_partition): Record the location of a single store
854 as location for the partition.
856 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
858 * config/gcn/gcn.c (gcn_expand_prologue): Use gen_addsi3_scalar_carry
861 2019-05-24 Matthew Malcomson <matthew.malcomson@arm.com>
864 * common/config/aarch64/aarch64-common.c
865 (aarch64_rewrite_selected_cpu): Change local temporary variable
866 type from unsigned long to uint64_t.
867 * config/aarch64/aarch64-protos.h (aarch64_parse_extension,
868 aarch64_get_extension_string_for_isa_flags): Change declaration to
869 match new definition by replacing unsigned long with uint64_t.
871 2019-05-24 Jakub Jelinek <jakub@redhat.com>
874 * config/i386/x86-tune-sched.c (ix86_macro_funsion_pair_p): Call
875 gen_attr_type just once instead of 4-7 times. Formatting fixes.
876 Handle stack_protect_test_<mode> codegen similarly to corresponding
879 2019-05-23 Iain Sandoe <iain@sandoe.co.uk>
881 * config/i386/darwin.h: Reject -mfentry*.
882 * doc/sourcebuild.texi: Document mfentry target support.
884 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
886 * config/rs6000/rs6000.c (rs6000_global_entry_point_needed_p):
887 Rename to rs6000_global_entry_point_prologue_needed_p. Return
888 false for PC-relative functions.
889 (rs6000_output_function_prologue): Change called function name to
890 rs6000_global_entry_point_prologue_needed_p. Emit ".localentry
891 name,1" for PC-relative functions.
892 (rs6000_elf_declare_function_name): Change called function name to
893 rs6000_global_entry_point_prologue_needed_p.
895 2019-05-23 Uroš Bizjak <ubizjak@gmail.com>
898 * config/i386/i386.c (gen_rtx_cost):
899 Use ix86_tune_cost instead of ix86_cost.
901 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
902 Michael Meissner <meissner@linux.ibm.com>
903 Segher Boessenkool <segher@kernel.crashing.org>
905 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): Add
907 (POWERPC_MASKS): Add OPTION_MASK_PCREL.
908 * config/rs6000/rs6000-protos.h (rs6000_pcrel_p): New prototype.
909 (rs6000_fndecl_pcrel_p): Likewise.
910 * config/rs6000/rs6000.c (rs6000_option_override_internal): Report
911 error if -mpcrel is requested without -mcpu=future.
912 (rs6000_opt_masks): Add entry for pcrel.
913 (rs6000_fndecl_pcrel_p): New function.
914 (rs6000_pcrel_p): Likewise.
915 * config/rs6000/rs6000.opt (mpcrel): New option.
916 * doc/invoke.texi: Document -mpcrel and -mno-pcrel.
918 2019-05-23 Jan Hubicka <jh@suse.cz>
919 Martin Liska <mliska@suse.cz>
921 PR tree-optimization/90576
922 * tree-ssa-alias.c (compare_sizes): Remove dead calls to
924 (aliasing_component_refs_p): Fix three way size compare conditional;
925 give up earlier in case we can not decide on equivalence.
927 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
928 Michael Meissner <meissner@linux.ibm.com>
929 Segher Boessenkool <segher@kernel.crashing.org>
931 * config.gcc: Add future cpu.
932 * config/rs6000/driver-rs6000.c (asm_names): Add future cpu.
933 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): New
935 (POWERPC_MASKS): Add OPTION_MASK_FUTURE.
936 (RS6000_CPU): New instantiation for future cpu.
937 * config/rs6000/rs6000-opts.h (enum processor_type): Add
939 * config/rs6000/rs6000-string.c (expand_compare_loop): Treat
940 PROCESSOR_FUTURE like PROCESSOR_POWER9 for now.
941 * config/rs6000/rs6000-tables.opt: Regenerate.
942 * config/rs6000/rs6000.c (rs6000_option_override_internal): Treat
943 PROCESSOR_FUTURE similarly to PROCESSOR_POWER9 for now.
944 (rs6000_machine_from_flags): Handle future cpu.
945 (rs6000_reassociation_width): Treat PROCESSOR_FUTURE like
946 PROCESSOR_POWER9 for now.
947 (rs6000_adjust_cost): Likewise.
948 (rs6000_issue_rate): Likewise.
949 (rs6000_register_move_cost): Likewise.
950 (rs6000_opt_masks): Add entry for future.
951 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add future cpu.
952 (MASK_FUTURE): New #define.
953 * config/rs6000/rs6000.md (define_attr "cpu"): Add future cpu.
954 * config/rs6000/rs6000.opt (mfuture): New target option.
955 * doc/invoke.texi (mcpu): Add future cpu.
957 2019-05-23 Martin Liska <mliska@suse.cz>
960 * tree-ssa-uninit.c (value_sat_pred_p): The result of &
961 operation points to a temporary (pointed via tree_to_wide_ref)
962 that is out of scope after the &.
964 2019-05-23 Jonathan Wakely <jwakely@redhat.com>
967 * doc/extend.texi (Function Names): Add missing word.
969 2019-05-23 Richard Biener <rguenther@suse.de>
971 PR tree-optimization/88440
972 * opts.c (default_options_table): Enable -ftree-loop-distribute-patterns
974 * tree-loop-distribution.c (generate_memset_builtin): Fold the
976 (generate_memcpy_builtin): Likewise.
977 (distribute_loop): Pass in whether to only distribute patterns.
978 (prepare_perfect_loop_nest): Also allow size optimization.
979 (pass_loop_distribution::execute): When optimizing a loop
980 nest for size allow pattern replacement.
982 2019-05-23 Jakub Jelinek <jakub@redhat.com>
985 * config/i386/i386.md (stack_protect_test_<mode>): Use sub instead
988 2019-05-23 Martin Liska <mliska@suse.cz>
991 * gimplify.c (gimplify_target_expr): Skip TREE_STATIC target
992 expression similarly to gimplify_decl_expr.
994 2019-05-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
996 * cse.c (cse_dump_path): s/dump_file/f.
998 2019-05-22 David Malcolm <dmalcolm@redhat.com>
1001 * diagnostic-format-json.cc: Include "selftest.h".
1002 (json_from_expanded_location): Only add "file" key for non-NULL
1004 (json_from_location_range): Don't add "start" and "finish"
1005 children if they are UNKNOWN_LOCATION.
1006 (selftest::test_unknown_location): New selftest.
1007 (selftest::test_bad_endpoints): New selftest.
1008 (selftest::diagnostic_format_json_cc_tests): New function.
1009 * json.cc (json::object::get): New function.
1010 (selftest::test_object_get): New selftest.
1011 (selftest::json_cc_tests): Call it.
1012 * json.h (json::object::get): New decl.
1013 * selftest-run-tests.c (selftest::run_tests): Call
1014 selftest::diagnostic_format_json_cc_tests.
1015 * selftest.h (selftest::diagnostic_format_json_cc_tests): New
1018 2019-05-22 Kwok Cheung Yeung <kcy@codesourcery.com>
1019 Andrew Stubbs <amd@codesourcery.com>
1021 * config.gcc (gcc_cv_initfini_array): Set for AMD GCN.
1022 * config/gcn/gcn-run.c (init_array_kernel, fini_array_kernel): New.
1023 (kernel): Rename to...
1024 (main_kernel): ... this.
1025 (load_image): Load _init_array and _fini_array kernels.
1026 (run): Add argument for kernel to run.
1027 (main): Run init_array_kernel before main_kernel, and
1028 fini_array_kernel after.
1029 * config/gcn/gcn.c (gcn_handle_amdgpu_hsa_kernel_attribute): Allow
1030 amdgpu_hsa_kernel attribute on functions.
1031 (gcn_disable_constructors): Delete.
1032 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): Delete.
1033 * config/gcn/crt0.c (size_t): Define.
1034 (_init_array, _fini_array): New.
1035 (__preinit_array_start, __preinit_array_end,
1036 __init_array_start, __init_array_end,
1037 __fini_array_start, __fini_array_end): Declare weak references.
1039 2019-05-22 Andrew Stubbs <ams@codesourcery.com>
1041 * config/gcn/gcn.c (gcn_trampoline_init): Call "sorry" on GCN5.
1043 2019-05-22 Jason Merrill <jason@redhat.com>
1045 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
1047 2019-05-22 H.J. Lu <hongjiu.lu@intel.com>
1050 * config/i386/i386-options.c (ix86_init_machine_status): Set
1051 stack_frame_required to true.
1052 * config/i386/i386.c (ix86_get_frame_size): New function.
1053 (ix86_frame_pointer_required): Replace get_frame_size with
1054 ix86_get_frame_size.
1055 (ix86_compute_frame_layout): Likewise.
1056 (ix86_find_max_used_stack_alignment): Changed to void. Set
1057 stack_frame_required.
1058 (ix86_finalize_stack_frame_flags): Always call
1059 ix86_find_max_used_stack_alignment. Replace get_frame_size with
1060 ix86_get_frame_size.
1061 * config/i386/i386.h (machine_function): Add stack_frame_required.
1063 2019-05-22 Uroš Bizjak <ubizjak@gmail.com>
1065 * config/i386/sse.md (sse_cvtpi2ps): Use TARGET_MMX in insn condition.
1067 2019-05-22 Matthew Malcomson <matthew.malcomson@arm.com>
1069 * common/config/aarch64/aarch64-common.c
1070 (struct aarch64_option_extension, struct processor_name_to_arch,
1071 struct arch_to_arch_name, aarch64_parse_extension, opt_ext_cmp,
1072 aarch64_contains_opt,
1073 aarch64_get_extension_string_for_isa_flags): Change type of
1074 variables storing flags to uint64_t.
1075 * config/aarch64/aarch64-option-extensions.def (sve2, sve2-sm4,
1076 sve2-aes, sve2-sha3, bitperm): New optional SVE2 extension flags.
1077 * config/aarch64/aarch64.c (struct processor,
1078 aarch64_parse_arch, aarch64_parse_cpu, aarch64_validate_mcpu,
1079 aarch64_validate_march, aarch64_override_options,
1080 aarch64_option_print, aarch64_handle_attr_isa_flags,
1081 aarch64_declare_function_name, aarch64_start_file): Make flag
1083 * config/aarch64/aarch64.h (AARCH64_FL_SVE2, AARCH64_FL_SVE2_AES,
1084 AARCH64_FL_SVE2_SM4, AARCH64_FL_SVE2_SHA3,
1085 AARCH64_FL_SVE2_BITPERM): New macro feature flags.
1086 * config/aarch64/aarch64.opt (aarch64_isa_flags): Make uint64_t.
1087 * config/aarch64/driver-aarch64.c
1088 (struct aarch64_arch_extension, struct aarch64_core_data,
1089 struct aarch64_arch_driver_info, host_detect_local_cpu): Make
1090 flag variables uint64_t.
1091 * doc/invoke.texi: Add documentation for new arguments.
1093 2019-05-22 Richard Biener <rguenther@suse.de>
1095 * alias.c (ao_ref_from_mem): Move stack-slot sharing
1097 * emit-rtl.c (set_mem_attributes_minus_bitpos): ... here.
1099 2019-05-22 Martin Liska <mliska@suse.cz>
1102 * doc/extend.texi: Document the change.
1104 2019-05-22 Richard Biener <rguenther@suse.de>
1106 PR tree-optimization/90450
1107 * tree-ssa-loop-im.c (struct im_mem_ref): Add ref_decomposed.
1108 (mem_ref_hasher::equal): Check it.
1109 (mem_ref_alloc): Initialize it.
1110 (gather_mem_refs_stmt): Set it.
1112 2019-05-22 Richard Biener <rguenther@suse.de>
1114 * gimple-fold.c (arith_code_with_undefined_signed_overflow):
1116 (rewrite_to_defined_overflow): Handle rewriting ABS_EXPR
1119 2019-05-22 Alan Modra <amodra@gmail.com>
1121 * config/rs6000/rs6000.h (ASM_OPT_ANY): Define.
1122 (ASM_CPU_SPEC): Conditionally add -many.
1123 * config/rs6000/rs6000.c (rs6000_machine): New static var.
1124 (rs6000_machine_from_flags, emit_asm_machine): New functions..
1125 (rs6000_file_start): ..extracted from here, and modified to
1127 (rs6000_output_function_prologue): Emit .machine as necessary.
1128 * testsuite/gcc.target/powerpc/ppc32-abi-dfp-1.c: Don't use
1130 * testsuite/gcc.dg/vect/O3-pr70130.c: Disable default options
1131 added by check_vect_support_and_set_flags.
1132 * testsuite/gcc.dg/vect/pr48765.c: Likewise.
1133 * testsuite/gfortran.dg/vect/pr45714-b.f: Likewise.
1135 2019-05-22 Hans-Peter Nilsson <hp@axis.com>
1138 * ira-lives.c (process_bb_node_lives): Consider defs
1139 for a call insn to be die before the call, not after.
1141 * function.c (assign_parm_setup_block): Raise alignment of
1142 stacked parameter only for STRICT_ALIGNMENT targets.
1144 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1146 * config/rs6000/constraints.md (define_register_constraint "wz"):
1148 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1149 RS6000_CONSTRAINT_wz.
1150 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1151 (rs6000_init_hard_regno_mode_ok): Adjust.
1152 * config/rs6000/rs6000.md: Replace "wz" constraint by "d" with "p7".
1153 * doc/md.texi (Machine Constraints): Adjust.
1155 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1157 * config/rs6000/constraints.md (define_register_constraint "wl"):
1159 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1160 RS6000_CONSTRAINT_wl.
1161 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1162 (rs6000_init_hard_regno_mode_ok): Adjust.
1163 * config/rs6000/rs6000.md: Replace "wl" constraint by "d" with "p6".
1164 * doc/md.texi (Machine Constraints): Adjust.
1166 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1168 * config/rs6000/constraints.md (define_register_constraint "wm"):
1170 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1171 RS6000_CONSTRAINT_wm.
1172 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1173 (rs6000_init_hard_regno_mode_ok): Adjust.
1174 * config/rs6000/vsx.md: Replace "wm" constraint by "wa" with "p8v".
1175 * doc/md.texi (Machine Constraints): Adjust.
1177 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1179 * config/rs6000/constraints.md (define_register_constraint "wk"):
1181 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1182 RS6000_CONSTRAINT_wk.
1183 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1184 (rs6000_init_hard_regno_mode_ok): Adjust.
1185 * config/rs6000/rs6000.md: Replace "wk" constraint by "ws" with "p8v".
1186 * doc/md.texi (Machine Constraints): Adjust.
1188 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1190 * config/rs6000/constraints.md (define_register_constraint "wj"):
1192 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1193 RS6000_CONSTRAINT_wj.
1194 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1195 (rs6000_init_hard_regno_mode_ok): Adjust.
1196 * config/rs6000/rs6000.md: Replace "wj" constraint by "wi" with "p8v".
1198 * config/rs6000/vsx.md: Ditto.
1199 * doc/md.texi (Machine Constraints): Adjust.
1201 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1203 * config/rs6000/constraints.md (define_register_constraint "wh"):
1205 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1206 RS6000_CONSTRAINT_wh.
1207 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1208 (rs6000_init_hard_regno_mode_ok): Adjust.
1209 * config/rs6000/rs6000.md: Replace "wh" constraint by "wa" with "p8v".
1210 * doc/md.texi (Machine Constraints): Adjust.
1212 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
1215 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
1216 Avoid calling gen_lowpart with CONST operand.
1218 2019-05-21 Alexandre Oliva <aoliva@redhat.com>
1220 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add
1221 field template_last_to_copy.
1222 (ssa_create_duplicates): Set it, and use it. Attempt to
1223 preserve more debug stmts.
1225 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
1227 * config/i386/sse.md (VF1_AVX2): New mode iterator.
1228 (signbit<mode>2): New expander
1230 2019-05-21 James Clarke <jrtc27@jrtc27.com>
1233 * dwarf2out.c (dwarf2out_inline_entry): Use ASM_OUTPUT_DEBUG_LABEL
1234 instead of ASM_GENERATE_INTERNAL_LABEL and ASM_OUTPUT_LABEL.
1236 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
1238 * config/i386/cpuid.h (__cpuid): For 32bit targets, zero
1239 %ebx and %ecx bafore calling cpuid with leaf 1 or
1240 non-constant leaf argument.
1242 2019-05-21 Alan Modra <amodra@gmail.com>
1245 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase
1246 power9 direct move cost.
1247 * testsuite/gcc.target/powerpc/fold-vec-splats-floatdouble.c:
1248 Correct comments and rename functions to suit parameters.
1250 2019-05-21 Richard Biener <rguenther@suse.de>
1253 * fold-const.c (fold_read_from_vector): New function.
1254 * fold-const.h (fold_read_from_vector): Declare.
1255 * match.pd (VEC_PERM_EXPR): Build BIT_INSERT_EXPRs for
1256 single-element insert permutations. Canonicalize selector
1257 further and fix issue with last commit.
1259 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
1261 * tree-cfg.h (split_critical_edges): Add for_edge_insertion_p
1262 parameter with default value false to declaration.
1263 (split_edges_for_insertion): New inline function. Wrapper for
1264 split_critical_edges with for_edge_insertion_p = true.
1265 * tree-cfg.c (split_critical_edges): Don't split non-critical
1266 edges if for_edge_insertion_p is false. Fix whitespace.
1267 * tree-ssa-pre.c (pass_pre::execute): Call
1268 split_edges_for_insertion instead of split_critical_edges.
1269 * gcc/tree-ssa-tail-merge.c (tail_merge_optimize): Ditto.
1270 * gcc/tree-ssa-sink.c (pass_sink_code::execute): Ditto.
1271 (pass_data_sink_code): Update function name in the comment.
1273 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
1275 * tree-ssa-uninit.c (value_sat_pred_p): This new function is a wrapper
1276 around is_value_included_in that knows how to handle BIT_AND_EXPR.
1277 (is_pred_expr_subset_of): Use the new function. Handle more cases where
1278 code1 == EQ_EXPR and where code1 == BIT_AND_EXPR and thus fix some false
1281 2019-05-21 Martin Liska <mliska@suse.cz>
1283 * config/rs6000/driver-rs6000.c (elf_platform): Do not use
1285 * config/rs6000/rs6000-c.c (rs6000_pragma_longcal): Wrap pragma in %<%>.
1286 (altivec_resolve_overloaded_builtin): Likewise for vec_lvsl and
1288 * config/rs6000/rs6000.c (rs6000_option_override_internal):
1290 (rs6000_function_arg): Likewise.
1291 (rs6000_expand_set_fpscr_drn_builtin): Remove trailing dot.
1292 (rs6000_expand_ternop_builtin): Use interval syntax.
1293 (get_element_number): Likewise.
1294 (altivec_expand_builtin): Likewise.
1295 (rs6000_get_function_versions_dispatcher): Quote target_clones.
1299 2019-05-20 Jakub Jelinek <jakub@redhat.com>
1303 * function.h (struct function): Add calls_eh_return member.
1304 * gimplify.c (gimplify_call_expr): Set cfun->calls_eh_return when
1305 gimplifying __builtin_eh_return call.
1306 * tree-inline.c (initialize_cfun): Copy calls_eh_return from src_cfun
1308 (expand_call_inline): Or in src_cfun->calls_eh_return into
1309 dst_cfun->calls_eh_return.
1310 * tree-tailcall.c (suitable_for_tail_call_opt_p): Return false if
1311 cfun->calls_eh_return.
1312 * lto-streamer-in.c (input_struct_function_base): Read calls_eh_return.
1313 * lto-streamer-out.c (output_struct_function_base): Write
1316 2019-05-20 Marc Glisse <marc.glisse@inria.fr>
1318 PR rtl-optimization/43147
1319 * config/i386/i386.c (ix86_gimple_fold_builtin): Handle
1320 IX86_BUILTIN_SHUFPD.
1322 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
1324 * tree-ssa-alias.c (refs_may_alias_p_2): Break out from ...
1325 (refs_may_alias_p_1): ... here; update stats.
1326 (refs_may_alias_p): Do not update stats here.
1328 2019-05-20 Richard Biener <rguenther@suse.de>
1330 * tree-ssa-structalias.c (find_func_aliases): POINTER_DIFF_EXPR
1331 doesn't produce pointers.
1332 {TRUNC,CEIL,FLOOR,ROUND,EXACT}_{DIV,MOD}_EXPR points to what
1333 the first operand points to.
1335 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
1337 * tree-ssa-alias.c (compare_sizes): New function.
1338 (sompare_type_sizes): New function
1339 (aliasing_component_refs_p): Use it.
1340 (indirect_ref_may_alias_decl_p): Likewise.
1342 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1344 * config/i386/sol2.h (CC1_SPEC): Reject -mx32.
1346 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1348 * config/sol2.h (LIBTSAN_EARLY_SPEC): Remove : after %e.
1349 (LIBLSAN_EARLY_SPEC): Likewise.
1350 * config/i386/sol2.h (ASAN_REJECT_SPEC): Likewise.
1352 2019-05-20 Martin Liska <mliska@suse.cz>
1354 * config/i386/i386.c (ix86_libc_has_fast_function):
1355 Add ATTRIBUTE_UNUSED for the argument.
1357 2019-05-20 Richard Biener <rguenther@suse.de>
1359 * gimple-match-head.c: Include vec-perm-indices.h.
1360 * generic-match-head.c: Likewise.
1361 * fold-const.h (fold_vec_perm): Declare when vec-perm-indices.h
1363 * fold-const.c (fold_vec_perm): Export.
1364 (fold_ternary_loc): Move non-constant folding of VEC_PERM_EXPR...
1365 (match.pd): ...here.
1367 2019-05-20 Jakub Jelinek <jakub@redhat.com>
1369 * cfgloop.h (struct loop): Add simdlen member.
1370 * cfgloopmanip.c (copy_loop_info): Copy simdlen as well.
1371 * omp-expand.c (expand_omp_simd): Set it if simdlen clause is present.
1372 * tree-vect-loop.c (vect_analyze_loop): Pass loop->simdlen != 0
1373 as new argument to autovectorize_vector_sizes target hook. If
1374 loop->simdlen, pick up vector size where the vectorization factor
1375 is equal to loop->simd, and if there is none, fall back to the first
1377 (vect_transform_loop): Adjust autovectorize_vector_sizes target hook
1379 * omp-low.c (omp_clause_aligned_alignment): Likewise.
1380 * omp-general.c (omp_max_vf): Likewise.
1381 * optabs-query.c (can_vec_mask_load_store_p): Likewise.
1382 * tree-vect-slp.c (vect_slp_bb): Likewise.
1383 * target.def (autovectorize_vector_sizes): Add ALL argument and
1385 * doc/tm.texi: Adjust documentation.
1386 * targhooks.c (default_autovectorize_vector_sizes): Add bool argument.
1387 * targhooks.h (default_autovectorize_vector_sizes): Likewise.
1388 * config/aarch64/aarch64.c (aarch64_autovectorize_vector_sizes): Add
1390 * config/arc/arc.c (arc_autovectorize_vector_sizes): Likewise.
1391 * config/arm/arm.c (arm_autovectorize_vector_sizes): Likewise.
1392 * config/mips/mips.c (mips_autovectorize_vector_sizes): Likewise.
1393 * config/i386/i386.c (ix86_autovectorize_vector_sizes): Likewise. If
1394 true and TARGET_AVX512F or TARGET_AVX, push 3 or 2 sizes even if
1395 preferred vector size is not 512-bit or 256-bit, just put those
1396 unpreferred ones last.
1398 2019-05-20 Martin Liska <mliska@suse.cz>
1400 * targhooks.c (default_libc_has_fast_function): New function.
1401 * targhooks.h (default_libc_has_fast_function): Likewise.
1403 2019-05-20 Martin Liska <mliska@suse.cz>
1406 * builtins.c (expand_builtin_memory_copy_args): When having a
1407 target with fast mempcpy implementation do now use memcpy.
1408 * config/i386/i386.c (ix86_libc_has_fast_function): New.
1409 (TARGET_LIBC_HAS_FAST_FUNCTION): Likewise.
1410 * doc/tm.texi: Likewise.
1411 * doc/tm.texi.in: Likewise.
1413 * expr.c (emit_block_move_hints): Add 2 new arguments.
1414 * expr.h (emit_block_move_hints): Bail out when libcall
1415 to memcpy would be used.
1417 2019-05-20 Martin Liska <mliska@suse.cz>
1419 * profile-count.c: Add vertical spacing in order
1420 to separate functions.
1421 * profile-count.h: Likewise.
1423 2019-05-20 Martin Liska <mliska@suse.cz>
1425 * profile-count.h: Do not use full qualified
1427 * profile-count.c (profile_count::to_frequency): Likewise.
1429 2019-05-20 Martin Liska <mliska@suse.cz>
1431 * profile-count.h (enum profile_quality): Use capital letters
1432 for enum value names. Use the adjusted names.
1433 * profile-count.c: Use the adjusted names.
1435 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1437 * config/rs6000/constraints.md (define_register_constraint "wH"):
1439 (define_register_constraint "wI"): Delete.
1440 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1441 RS6000_CONSTRAINT_wH and RS6000_CONSTRAINT_wI.
1442 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1443 (rs6000_init_hard_regno_mode_ok): Adjust.
1444 * config/rs6000/rs6000.md: Replace "wH" and "wI" constraints by "v"
1445 resp. "d", or with "wa" as appropriate, all with "p8v".
1446 * config/rs6000/vsx.md: Ditto.
1447 * doc/md.texi (Machine Constraints): Adjust.
1449 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1451 * config/rs6000/constraints.md (define_register_constraint "wy"):
1453 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1454 RS6000_CONSTRAINT_wy.
1455 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1456 (rs6000_init_hard_regno_mode_ok): Adjust.
1457 * config/rs6000/rs6000.md: Replace "wy" constraint by "wa" with "p8v".
1458 Use "<Fisa>" as "isa" in all alternatives that use "<Fv2>".
1459 (define_mode_attr Fisa): New.
1460 * config/rs6000/vsx.md: Replace "wy" constraint by "wa" with "p8v".
1461 * doc/md.texi (Machine Constraints): Adjust.
1463 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1465 * config/rs6000/constraints.md (define_register_constraint "wu"):
1467 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1468 RS6000_CONSTRAINT_wu.
1469 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1470 (rs6000_init_hard_regno_mode_ok): Adjust.
1471 * config/rs6000/rs6000.md: Replace "wu" constraint by "v" or "wa",
1473 (define_mode_attr Fa): Delete.
1474 * config/rs6000/vsx.md: Ditto.
1475 * doc/md.texi (Machine Constraints): Adjust.
1477 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1479 * config/rs6000/constraints.md (define_register_constraint "wJ"):
1481 (define_register_constraint "wK"): Delete.
1482 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1483 RS6000_CONSTRAINT_wJ and RS6000_CONSTRAINT_wK.
1484 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1485 (rs6000_init_hard_regno_mode_ok): Adjust.
1486 * config/rs6000/rs6000.md: Replace "wJ" constraint by "wI" with "p9v".
1487 Replace "wK" constraint by "wH" with "p9v".
1488 * config/rs6000/vsx.md: Ditto.
1489 * doc/md.texi (Machine Constraints): Adjust.
1491 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1493 * config/rs6000/constraints.md (define_register_constraint "wb"):
1495 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1496 RS6000_CONSTRAINT_wb.
1497 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1498 (rs6000_init_hard_regno_mode_ok): Adjust.
1499 * config/rs6000/rs6000.md: Replace "wb" constraint by "v" with "p9v".
1500 * config/rs6000/vsx.md: Ditto.
1501 * doc/md.texi (Machine Constraints): Adjust.
1503 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1505 * config/rs6000/constraints.md (define_register_constraint "wo"):
1507 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1508 RS6000_CONSTRAINT_wo.
1509 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1510 (rs6000_init_hard_regno_mode_ok): Adjust.
1511 * config/rs6000/rs6000.md: Replace "wo" constraint by "wa" with "p9v".
1512 * config/rs6000/altivec.md: Ditto.
1513 * doc/md.texi (Machine Constraints): Adjust.
1515 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
1517 * config/darwin-c.c (darwin_register_objc_includes): Do not
1518 prepend the sysroot when building gnu-runtime header search
1521 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
1523 * config/darwin.c (darwin_file_end): Use switch_to_section ()
1524 instead of direct output of the asm.
1526 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
1528 * config/rs6000/rs6000.c (restore_saved_cr): Change a boolean
1529 argument to be type bool (was int before).
1530 (rs6000_emit_epilogue): Simplify some code. Declare some variables
1531 at first use. Use type bool for some variables. Fix a theoretical
1532 eh_return bug for svr4.
1534 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
1536 * config/rs6000/rs6000.md (isa): New attribute.
1537 (enabled): New attribute.
1539 2019-05-17 Max Filippov <jcmvbkbc@gmail.com>
1541 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Call
1542 assemble_start_function and assemble_end_function.
1544 2019-05-17 Thomas Schwinge <thomas@codesourcery.com>
1547 * omp-general.c (oacc_verify_routine_clauses): Change formal
1548 parameters. Add checking if already marked with an OpenACC
1549 'routine' directive. Adjust all users.
1552 * omp-general.c (oacc_build_routine_dims): Move some of its
1554 (oacc_verify_routine_clauses): ... this new function.
1555 * omp-general.h (oacc_verify_routine_clauses): New prototype.
1557 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
1559 * config/rs6000/rs6000.c (machopic_output_stub): Adjust the
1560 formating of picbase labels to match other ports.
1562 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
1564 * config/rs6000/rs6000.c (macho_branch_islands): Fix bad indent
1565 in the generated code.
1567 2019-05-16 Martin Sebor <msebor@redhat.com>
1569 * builtins.c (expand_builtin_atomic_always_lock_free): Quote
1570 identifiers, keywords, operators, and types in diagnostics. Correct
1571 quoting, spelling, and sentence capitalization issues.
1572 (expand_builtin_atomic_is_lock_free): Same.
1573 (fold_builtin_next_arg): Same.
1574 * cfgexpand.c (expand_one_var): Same.
1575 (tree_conflicts_with_clobbers_p): Same.
1576 (expand_asm_stmt): Same.
1577 (verify_loop_structure): Same.
1578 * cgraphunit.c (process_function_and_variable_attributes): Same.
1579 * collect-utils.c (collect_execute): Same.
1580 * collect2.c (maybe_run_lto_and_relink): Same.
1581 (is_lto_object_file): Same.
1582 (scan_prog_file): Same.
1583 * convert.c (convert_to_real_1): Same.
1584 * dwarf2out.c (dwarf2out_begin_prologue): Same.
1585 * except.c (verify_eh_tree): Same.
1586 * gcc.c (execute): Same.
1587 (eval_spec_function): Same.
1588 (run_attempt): Same.
1589 (driver::set_up_specs): Same.
1590 (compare_debug_auxbase_opt_spec_function): Same.
1591 * gcov-tool.c (unlink_gcda_file): Same.
1594 * gcse.c (gcse_or_cprop_is_too_expensive): Same.
1595 * gimplify.c (gimplify_asm_expr): Same.
1596 (gimplify_adjust_omp_clauses): Same.
1597 * hsa-gen.c (gen_hsa_addr_insns): Same.
1598 (gen_hsa_insns_for_load): Same.
1599 (gen_hsa_cmp_insn_from_gimple): Same.
1600 (gen_hsa_insns_for_operation_assignment): Same.
1601 (gen_get_level): Same.
1602 (gen_hsa_alloca): Same.
1603 (omp_simple_builtin::generate): Same.
1604 (gen_hsa_atomic_for_builtin): Same.
1605 (gen_hsa_insns_for_call): Same.
1606 * input.c (dump_location_info): Same.
1607 * ipa-devirt.c (compare_virtual_tables): Same.
1608 * ira.c (ira_setup_eliminable_regset): Same.
1609 * lra-assigns.c (lra_assign): Same.
1610 * lra-constraints.c (lra_constraints): Same.
1611 * lto-streamer-in.c (lto_input_mode_table): Same.
1612 * lto-wrapper.c (get_options_from_collect_gcc_options): Same.
1613 (merge_and_complain): Same.
1614 (compile_offload_image): Same.
1615 (compile_images_for_offload_targets): Same.
1616 (debug_objcopy): Same.
1619 * opts.c (print_specific_help): Same.
1620 (parse_no_sanitize_attribute): Same.
1622 (handle_param): Same.
1623 * plugin.c (add_new_plugin): Same.
1624 (parse_plugin_arg_opt): Same.
1625 (try_init_one_plugin): Same.
1626 * print-rtl.c (debug_bb_n_slim): Quote identifiers, keywords,
1627 operators, and types in diagnostics. Correct quoting and spelling
1629 * read-rtl-function.c (parse_edge_flag_token): Same.
1630 (function_reader::parse_enum_value): Same.
1631 * reg-stack.c (check_asm_stack_operands): Same.
1632 * regcprop.c (validate_value_data): Same.
1633 * sched-rgn.c (make_pass_sched_fusion): Same.
1634 * stmt.c (check_unique_operand_names): Same.
1635 * targhooks.c (default_target_option_pragma_parse): Same.
1636 * tlink.c (recompile_files): Same.
1637 * toplev.c (process_options): Same.
1639 * trans-mem.c (diagnose_tm_1): Same.
1640 (ipa_tm_scan_irr_block): Same.
1641 (ipa_tm_diagnose_transaction): Same.
1642 * tree-cfg.c (verify_address): Same. Use get_tree_code_name to
1643 format a tree code name in a diagnostic.
1644 (verify_types_in_gimple_min_lval): Same.
1645 (verify_types_in_gimple_reference): Same.
1646 (verify_gimple_call): Same.
1647 (verify_gimple_assign_unary): Same.
1648 (verify_gimple_assign_binary): Same.
1649 (verify_gimple_assign_ternary): Same.
1650 (verify_gimple_assign_single): Same.
1651 (verify_gimple_switch): Same.
1652 (verify_gimple_label): Same.
1653 (verify_gimple_phi): Same.
1654 (verify_gimple_in_seq): Same.
1655 (verify_eh_throw_stmt_node): Same.
1656 (collect_subblocks): Same.
1657 (gimple_verify_flow_info): Same.
1658 (do_warn_unused_result): Same.
1659 * tree-inline.c (expand_call_inline): Same.
1660 * tree-into-ssa.c (update_ssa): Same.
1661 * tree.c (tree_int_cst_elt_check_failed): Same.
1662 (tree_vec_elt_check_failed): Same.
1663 (omp_clause_operand_check_failed): Same.
1664 (verify_type_variant): Same.
1665 (verify_type): Same.
1666 * value-prof.c (verify_histograms): Same.
1667 * varasm.c (assemble_start_function): Same.
1669 2019-05-16 Martin Sebor <msebor@redhat.com>
1671 * config/i386/i386-expand.c (get_element_number): Quote keywords
1672 and other internal names in diagnostics. Adjust other diagnostic
1673 formatting issues noted by -Wformat-diag.
1674 * config/i386/i386-features.c
1675 (ix86_mangle_function_version_assembler_name): Same.
1676 * config/i386/i386-options.c (ix86_handle_abi_attribute): Same.
1677 * config/i386/i386.c (ix86_function_type_abi): Same.
1678 (ix86_function_ms_hook_prologue): Same.
1679 (classify_argument): Same.
1680 (ix86_expand_prologue): Same.
1681 (ix86_md_asm_adjust): Same.
1682 (ix86_memmodel_check): Same.
1684 2019-05-17 Dragan Mladjenovic <dmladjenovic@wavecomp.com>
1686 * config/mips/mips.c (mips_dwarf_frame_reg_mode): Replace
1687 TARGET_FLOAT64 with !TARGET_FLOAT32, thus handling both fp64
1690 2019-05-17 H.J. Lu <hongjiu.lu@intel.com>
1693 * config/i386/i386-expand.c (ix86_expand_builtin): Enable MMX
1694 intrinsics without SSE/SSE2/SSSE3.
1695 * config/i386/mmx.md (mmx_uavgv8qi3): Restore TARGET_3DNOW
1697 (*mmx_uavgv8qi3): Likewise.
1699 2019-05-17 Richard Biener <rguenther@suse.de>
1701 * gimple-pretty-print.c (dump_ternary_rhs): Handle dumping
1702 VEC_PERM_EXPR as __VEC_PERM with -gimple.
1704 2019-05-17 Andreas Krebbel <krebbel@linux.ibm.com>
1706 * config/s390/s390-builtins.def (s390_vec_sldw_*): Use the
1707 vec_sldw insn pattern.
1709 2019-05-17 Richard Biener <rguenther@suse.de>
1711 * ccmp.c (expand_ccmp_expr_1): Do not use gimple_assign_rhs_to_tree.
1713 2019-05-17 Martin Liska <mliska@suse.cz>
1716 * toplev.c (output_stack_usage): With LTO and sanitizer it
1717 happens that a global ctor (_GLOBAL__sub_I_00099_0_main)
1718 has no file location.
1720 2019-05-16 Jakub Jelinek <jakub@redhat.com>
1723 * tree-ssa-scopedtables.c (equal_mem_array_ref_p): Don't assert that
1724 sz0 is equal to sz1, instead return false in that case.
1726 * omp-low.c (lower_rec_input_clauses): If OMP_CLAUSE_IF
1727 has non-constant expression, force sctx.lane and use two
1728 argument IFN_GOMP_SIMD_LANE instead of single argument.
1729 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't DCE
1730 two argument IFN_GOMP_SIMD_LANE without lhs.
1731 * tree-vectorizer.h (struct _loop_vec_info): Add simd_if_cond
1733 (LOOP_VINFO_SIMD_IF_COND, LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND):
1735 (LOOP_REQUIRES_VERSIONING): Or in
1736 LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND.
1737 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize
1739 (vect_analyze_loop_2): Punt if LOOP_VINFO_SIMD_IF_COND is constant 0.
1740 * tree-vect-loop-manip.c (vect_loop_versioning): Add runtime check
1741 from simd if clause if needed.
1743 2019-05-16 Richard Biener <rguenther@suse.de>
1745 * tree-affine.c (expr_to_aff_combination): New function split
1747 (tree_to_aff_combination): ... here.
1748 (aff_combination_expand): Avoid building a GENERIC tree.
1750 2019-05-16 Max Filippov <jcmvbkbc@gmail.com>
1752 * cgraphunit.c (cgraph_node::expand_thunk): Remove
1753 assemble_start_function and assemble_end_function calls.
1754 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Call
1755 assemble_start_function and assemble_end_function.
1756 * config/arc/arc.c (arc_output_mi_thunk): Likewise.
1757 * config/arm/arm.c (arm_output_mi_thunk): Likewise.
1758 * config/bfin/bfin.c (bfin_output_mi_thunk): Likewise.
1759 * config/c6x/c6x.c (c6x_output_mi_thunk): Likewise.
1760 * config/cris/cris.c (cris_asm_output_mi_thunk): Likewise.
1761 * config/csky/csky.c (csky_output_mi_thunk): Likewise.
1762 * config/epiphany/epiphany.c (epiphany_output_mi_thunk): Likewise.
1763 * config/frv/frv.c (frv_asm_output_mi_thunk): Likewise.
1764 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
1765 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
1766 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
1767 * config/microblaze/microblaze.c (microblaze_asm_output_mi_thunk):
1769 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
1770 * config/mmix/mmix.c (mmix_asm_output_mi_thunk): Likewise.
1771 * config/mn10300/mn10300.c (mn10300_asm_output_mi_thunk): Likewise.
1772 * config/nds32/nds32.c (nds32_asm_output_mi_thunk): Likewise.
1773 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
1774 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
1775 * config/pa/pa.c (pa_asm_output_mi_thunk): Likewise.
1776 * config/riscv/riscv.c (riscv_output_mi_thunk): Likewise.
1777 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
1778 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
1779 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
1780 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1781 * config/spu/spu.c (spu_output_mi_thunk): Likewise.
1782 * config/stormy16/stormy16.c (xstormy16_asm_output_mi_thunk):
1784 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
1785 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
1786 * config/vax/vax.c (vax_output_mi_thunk): Likewise.
1788 2019-05-16 Jan Hubicka <hubicka@ucw.cz>
1790 * tree-ssa-alias.c (alias_stats): Add
1791 aliasing_component_refs_p_may_alias and
1792 aliasing_component_refs_p_no_alias.
1793 (dump_alias_stats): Print aliasing_component_refs_p stats.
1794 (aliasing_component_refs_p): Update stats.
1796 2019-05-16 Martin Liska <mliska@suse.cz>
1799 * multiple_target.c (expand_target_clones): Do not allow
1800 target_clones being used with a symbol that is an alias.
1802 2019-05-16 Vladislav Ivanishin <vlad@ispras.ru>
1804 PR tree-optimization/90394
1805 * tree-ssa-uninit.c (is_pred_expr_subset_of): Potentially give false
1806 positives rather than ICE for cases where (code2 == NE_EXPR
1807 && code1 == BIT_AND_EXPR).
1809 2019-05-16 Jakub Jelinek <jakub@redhat.com>
1812 * tree-core.h (struct tree_decl_common): Document
1813 decl_nonshareable_flag for PARM_DECLs.
1814 * tree.h (DECL_HIDDEN_STRING_LENGTH): Define.
1815 * calls.c (expand_call): Don't try tail call if caller
1816 has any DECL_HIDDEN_STRING_LENGTH PARM_DECLs that are or might be
1817 passed on the stack and callee needs to pass any arguments on the
1819 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
1820 else if instead of series of mutually exclusive ifs. Handle
1821 DECL_HIDDEN_STRING_LENGTH for PARM_DECLs.
1822 * tree-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
1824 * lto-streamer.h (LTO_major_version): Bump to 9.
1826 2019-05-16 Jun Ma <JunMa@linux.alibaba.com>
1828 PR tree-optimization/90106
1829 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds): Add
1830 new parameter as new internal function call, also move it to new
1832 (use_internal_fn): Pass internal function call to
1833 shrink_wrap_one_built_in_call_with_conds.
1835 2019-05-15 Jakub Jelinek <jakub@redhat.com>
1837 * omp-low.c (lower_rec_input_clauses): For if (0) or simdlen (1) set
1839 * omp-expand.c (expand_omp_simd): For if (0) or simdlen (1) clear
1840 safelen_int and set loop->dont_vectorize.
1842 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1845 * config/i386/i386-builtin.def: Enable MMX intrinsics with
1847 * config/i386/i386-builtins.c (ix86_init_mmx_sse_builtins):
1849 * config/i386/i386-expand.c (ix86_expand_builtin): Allow
1850 SSE/SSE2/SSSE3 to emulate MMX intrinsics with TARGET_MMX_WITH_SSE.
1851 * config/i386/mmintrin.h: Only require SSE2 if __MMX_WITH_SSE__
1854 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1857 * config/i386/mmx.md (*vec_dupv2sf): Changed to
1858 define_insn_and_split to support SSE emulation.
1859 (*vec_extractv2sf_0): Likewise.
1860 (*vec_extractv2sf_1): Likewise.
1861 (*vec_extractv2si_0): Likewise.
1862 (*vec_extractv2si_1): Likewise.
1863 (*vec_extractv2si_zext_mem): Likewise.
1864 (vec_setv2sf): Also allow TARGET_MMX_WITH_SSE.
1865 (vec_extractv2sf_1 splitter): Likewise.
1866 (vec_extractv2sfsf): Likewise.
1867 (vec_setv2si): Likewise.
1868 (vec_extractv2si_1 splitter): Likewise.
1869 (vec_extractv2sisi): Likewise.
1870 (vec_setv4hi): Likewise.
1871 (vec_extractv4hihi): Likewise.
1872 (vec_setv8qi): Likewise.
1873 (vec_extractv8qiqi): Likewise.
1874 (vec_extractv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
1875 TARGET_MMX_WITH_SSE ix86_expand_vector_extract.
1876 (vec_extractv2sisi): Likewise.
1877 (vec_extractv4hihi): Likewise.
1878 (vec_extractv8qiqi): Likewise.
1879 (vec_initv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
1880 TARGET_MMX_WITH_SSE to ix86_expand_vector_init.
1881 (vec_initv2sisi): Likewise.
1882 (vec_initv4hihi): Likewise.
1883 (vec_initv8qiqi): Likewise.
1884 (vec_setv2si): Also allow TARGET_MMX_WITH_SSE. Pass
1885 TARGET_MMX_WITH_SSE to ix86_expand_vector_set.
1886 (vec_setv4hi): Likewise.
1887 (vec_setv8qi): Likewise.
1889 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1892 * config/i386/mmx.md (MMXMODE:mov<mode>): Also allow
1893 TARGET_MMX_WITH_SSE.
1894 (MMXMODE:*mov<mode>_internal): Likewise.
1895 (MMXMODE:movmisalign<mode>): Likewise.
1897 2019-05-15 Uroš Bizjak <ubizjak@gmail.com>
1900 * config/i386/i386.md (*zero_extendsidi2): Add mmx_isa attribute.
1901 * config/i386/sse.md (sse2_cvtpi2pd): Ditto.
1902 (sse2_cvtpd2pi): Ditto.
1903 (sse2_cvttpd2pi): Ditto.
1904 (*vec_concatv2sf_sse4_1): Ditto.
1905 (*vec_concatv2sf_sse): Ditto.
1906 (*vec_concatv2si_sse4_1): Ditto.
1907 (*vec_concatv2si): Ditto.
1908 (*vec_concatv4si_0): Ditto.
1909 (*vec_concatv2di_0): Ditto.
1911 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1914 * config/i386/sse.md (abs<mode>2): Add SSE emulation.
1916 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1919 * config/i386/sse.md (ssse3_palignrdi): Changed to
1920 define_insn_and_split to support SSE emulation.
1922 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1925 * config/i386/sse.md (ssse3_psign<mode>3): Add SSE emulation.
1927 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1930 * config/i386/sse.md (ssse3_pshufbv8qi3): Changed to
1931 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
1934 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1937 * config/i386/sse.md (ssse3_pmulhrswv4hi3): Require TARGET_MMX
1938 or TARGET_MMX_WITH_SSE.
1939 (*ssse3_pmulhrswv4hi3): Add SSE emulation.
1941 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1944 * config/i386/sse.md (ssse3_pmaddubsw): Add SSE emulation.
1946 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1949 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>dv2si3):
1950 Changed to define_insn_and_split to support SSE emulation.
1952 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1955 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>wv4hi3):
1956 Changed to define_insn_and_split to support SSE emulation.
1958 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1961 * config/i386/mmx.md (mmx_<emms>): Renamed to ...
1962 (*mmx_<emms>): This.
1963 (mmx_<emms>): New expander.
1965 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1968 * config/i386/mmx.md (sse2_umulv1siv1di3): Add SSE emulation
1970 (*sse2_umulv1siv1di3): Add SSE2 emulation.
1972 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1975 * config/i386/mmx.md (sse_movntq): Add SSE2 emulation.
1977 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1980 * config/i386/mmx.md (mmx_psadbw): Add SSE emulation.
1982 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1985 * config/i386/mmx.md (mmx_uavgv4hi3): Also check TARGET_MMX and
1986 TARGET_MMX_WITH_SSE.
1987 (*mmx_uavgv4hi3): Add SSE emulation.
1989 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1992 * config/i386/mmx.md (mmx_uavgv8qi3): Also check TARGET_MMX
1993 and TARGET_MMX_WITH_SSE.
1994 (*mmx_uavgv8qi3): Add SSE emulation.
1996 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
1999 * config/i386/xmmintrin.h: Emulate MMX maskmovq with SSE2
2000 maskmovdqu for __MMX_WITH_SSE__.
2002 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2005 * config/i386/mmx.md (mmx_umulv4hi3_highpart): Also check
2006 TARGET_MMX and TARGET_MMX_WITH_SSE.
2007 (*mmx_umulv4hi3_highpart): Add SSE emulation.
2009 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2012 * config/i386/mmx.md (mmx_pmovmskb): Changed to
2013 define_insn_and_split to support SSE emulation.
2015 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2018 * config/i386/mmx.md (mmx_<code>v4hi3): Also check TARGET_MMX
2019 and TARGET_MMX_WITH_SSE.
2020 (mmx_<code>v8qi3): Likewise.
2021 (smaxmin:<code>v4hi3): New.
2022 (umaxmin:<code>v8qi3): Likewise.
2023 (smaxmin:*mmx_<code>v4hi3): Add SSE emulation.
2024 (umaxmin:*mmx_<code>v8qi3): Likewise.
2026 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2029 * config/i386/mmx.md (mmx_pinsrw): Also check TARGET_MMX and
2030 TARGET_MMX_WITH_SSE.
2031 (*mmx_pinsrw): Add SSE emulation.
2033 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2036 * config/i386/mmx.md (mmx_pextrw): Add SSE emulation.
2038 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2041 * config/i386/sse.md (sse_cvtpi2ps): Changed to
2042 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
2045 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2048 * config/i386/sse.md (sse_cvtps2pi): Add SSE emulation.
2049 (sse_cvttps2pi): Likewise.
2051 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2054 * config/i386/mmx.md (mmx_pshufw): Also check TARGET_MMX and
2055 TARGET_MMX_WITH_SSE.
2056 (mmx_pshufw_1): Add SSE emulation.
2057 (*vec_dupv4hi): Changed to define_insn_and_split and also allow
2058 TARGET_MMX_WITH_SSE to support SSE emulation.
2060 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2063 * config/i386/constraints.md (Yw): New constraint.
2064 * config/i386/mmx.md (*vec_dupv2si): Changed to
2065 define_insn_and_split and also allow TARGET_MMX_WITH_SSE to
2066 support SSE emulation.
2068 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2071 * config/i386/mmx.md (mmx_eq<mode>3): Also allow
2072 TARGET_MMX_WITH_SSE.
2073 (*mmx_eq<mode>3): Also allow TARGET_MMX_WITH_SSE. Add SSE
2075 (mmx_gt<mode>3): Likewise.
2077 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2080 * config/i386/mmx.md (mmx_andnot<mode>3): Also allow
2081 TARGET_MMX_WITH_SSE. Add SSE support.
2083 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2086 * config/i386/mmx.md (any_logic:mmx_<code><mode>3): Also allow
2087 TARGET_MMX_WITH_SSE.
2088 (any_logic:<code><mode>3): New.
2089 (any_logic:*mmx_<code><mode>3): Also allow TARGET_MMX_WITH_SSE.
2092 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2095 * config/i386/mmx.md (mmx_ashr<mode>3): Also allow
2096 TARGET_MMX_WITH_SSE. Add SSE emulation.
2097 (mmx_<shift_insn><mode>3): Likewise.
2099 (<shift_insn><mode>3): Likewise.
2101 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2104 * config/i386/mmx.md (mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE.
2105 (*mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE. Add SSE support.
2107 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2110 * config/i386/mmx.md (mmx_smulv4hi3_highpart): Also allow
2111 TARGET_MMX_WITH_SSE.
2112 (*mmx_smulv4hi3_highpart): Also allow TARGET_MMX_WITH_SSE. Add
2115 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2118 * config/i386/mmx.md (mmx_mulv4hi3): Also allow
2119 TARGET_MMX_WITH_SSE.
2121 (*mmx_mulv4hi3): Also allow TARGET_MMX_WITH_SSE. Add SSE
2124 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2127 * config/i386/mmx.md (MMXMODEI8): Require TARGET_SSE2 for V1DI.
2128 (plusminus:mmx_<plusminus_insn><mode>3): Check
2129 TARGET_MMX_WITH_SSE.
2130 (sat_plusminus:mmx_<plusminus_insn><mode>3): Likewise.
2131 (<plusminus_insn><mode>3): New.
2132 (*mmx_<plusminus_insn><mode>3): Add SSE emulation.
2133 (*mmx_<plusminus_insn><mode>3): Likewise.
2135 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2138 * config/i386/i386-expand.c (ix86_split_mmx_punpck): New function.
2139 * config/i386/i386-protos.h (ix86_split_mmx_punpck): New
2141 * config/i386/mmx.m (mmx_punpckhbw): Changed to
2142 define_insn_and_split to support SSE emulation.
2143 (mmx_punpcklbw): Likewise.
2144 (mmx_punpckhwd): Likewise.
2145 (mmx_punpcklwd): Likewise.
2146 (mmx_punpckhdq): Likewise.
2147 (mmx_punpckldq): Likewise.
2149 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2150 Uros Bizjak <ubizjak@gmail.com>
2153 * config/i386/i386-expand.c (ix86_move_vector_high_sse_to_mmx):
2155 (ix86_split_mmx_pack): Likewise.
2156 * config/i386/i386-protos.h (ix86_move_vector_high_sse_to_mmx):
2158 (ix86_split_mmx_pack): Likewise.
2159 * config/i386/i386.md (mmx_isa): New.
2160 (enabled): Also check mmx_isa.
2161 * config/i386/mmx.md (any_s_truncate): New code iterator.
2162 (s_trunsuffix): New code attr.
2163 (mmx_packsswb): Removed.
2164 (mmx_packssdw): Likewise.
2165 (mmx_packuswb): Likewise.
2166 (mmx_pack<s_trunsuffix>swb): New define_insn_and_split to emulate
2167 MMX packsswb/packuswb with SSE2.
2168 (mmx_packssdw): Likewise.
2169 * config/i386/predicates.md (register_mmxmem_operand): New.
2171 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2174 * config/i386/i386-c.c (ix86_target_macros_internal): Define
2175 __MMX_WITH_SSE__ for TARGET_MMX_WITH_SSE.
2176 * config/i386/i386.c (ix86_set_reg_reg_cost): Add support for
2177 TARGET_MMX_WITH_SSE with VALID_MMX_REG_MODE.
2178 (ix86_vector_mode_supported_p): Likewise.
2179 * config/i386/i386.h (TARGET_MMX_WITH_SSE): New.
2181 2019-05-15 Martin Liska <mliska@suse.cz>
2184 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
2187 2019-05-15 Richard Biener <rguenther@suse.de>
2189 * tree-into-ssa.c (pass_build_ssa::execute): Run
2190 update_address_taken before going into SSA.
2192 2019-05-15 Richard Biener <rguenther@suse.de>
2194 * tree-pretty-print.c (dump_generic_node): Dump BIT_FIELD_REF
2195 as __BIT_FIELD_REF with type with -gimple.
2197 2019-05-15 Vladislav Ivanishin <vlad@ispras.ru>
2199 * tree-ssa-uninit.c (is_value_included_in): Remove is_unsigned and merge
2200 semantically equivalent branches (left over after prior refactorings).
2202 2019-05-15 Richard Biener <rguenther@suse.de>
2204 PR tree-optimization/88828
2205 * tree-ssa-forwprop.c (simplify_vector_constructor): Fix
2208 2019-05-14 Richard Biener <rguenther@suse.de>
2210 * tree-pretty-print.c (dump_generic_node): Dump VIEW_CONVERT_EXPR
2211 as __VIEW_CONVERT with -gimple.
2213 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
2216 * config/i386/darwin.h (CC1_SPEC): Report -mx32 as an error for
2219 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
2221 * config/rs6000/rs6000.md (eh_set_lr_<mode>): Merge with following
2222 define_split to become a define_insn_and_split.
2224 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
2226 * config/rs6000/rs6000-protos.h (rs6000_emit_epilogue): Change
2228 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Change arguments.
2229 * config/rs6000/rs6000.md (epilogue_type): New define_enum.
2230 (sibcall_epilogue): Adjust.
2233 2019-05-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2235 * config.gcc: Move *-*-solaris2.10* from obsolete configurations
2236 to unsupported ones.
2237 Simplify x86_64-*-solaris2.1[0-9]* to x86_64-*-solaris2*.
2238 * config.host: Likewise.
2239 * config/i386/sol2.h (ASM_COMMENT_START): Remove.
2240 * config/sparc/driver-sparc.c (host_detect_local_cpu) [__sun__ &&
2241 __svr4__]: Remove "brand" fallback.
2242 [!KSTAT_DATA_STRING]: Remove.
2243 * configure.ac (gcc_cv_ld_hidden): Simplify *-*-solaris2.1[0-9]*
2245 (comdat_group): Likewise.
2246 (set_have_as_tls): Likewise.
2247 (gcc_cv_target_dl_iterate_phdr): Likewise.
2248 (gcc_cv_as_shf_merge): Remove Solaris 10/x86 workaround.
2249 (gcc_cv_ld_aligned_shf_merge): Remove Solaris 10/SPARC workaround.
2250 * configure: Regenerate.
2251 * doc/install.texi: Simplify Solaris target triplets.
2252 (Specific, i?86-*-solaris2*): Remove Solaris 10 references.
2253 (Specific, *-*-solaris2*): Document Solaris 10 removal.
2254 Remove Solaris 10 references.
2255 Remove obsolete Solaris bug reference.
2256 (Specific, sparc-sun-solaris2.10): Remove.
2258 2019-05-14 Uroš Bizjak <ubizjak@gmail.com>
2260 * config/i386/i386.md (any_div): New code iterator.
2261 (paired_mod): New code attribute.
2262 (sgnprefix): Handle DIV and UDIV RTXes.
2264 (<u>divmod<mode>4): Macroize expander from divmod<mode>4
2265 and udivmod<mode>4 patterns using any_div code iterator.
2266 (divmod splitters): Macroize splitters using any_div code iterator.
2267 (*udivmodsi4_pow2_zext_1): Use exactl_log2 in insn condition.
2268 (*udivmodsi4_pow2_zext_2): Ditto.
2269 (*<u>divmod<mode>4_noext): Macroize insn from *divmod<mode>4_noext
2270 and *udivmod<mode>4_noext patterns using any_div code iterator.
2271 (*<u>divmod<mode>4_noext_zext_1): Macroize insn from
2272 *divmod<mode>4_noext_zext_1 and *udivmod<mode>4_noext_zext_1
2273 patterns using any_div code iterator.
2274 (*<u>divmod<mode>4_noext_zext_2): Macroize insn from
2275 *divmod<mode>4_noext_zext_2 and *udivmod<mode>4_noext_zext_2
2276 patterns using any_div code iterator.
2277 (<u>divmodhiqi3): Macroize insn from divmodhiqi3 and
2278 udivmodhiqi3 patterns using any_extend code iterator.
2280 2019-05-14 Richard Biener <rguenther@suse.de>
2281 H.J. Lu <hongjiu.lu@intel.com>
2283 PR tree-optimization/88828
2284 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
2285 permuting in a single non-constant element not extracted
2288 2019-05-14 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
2290 * internal-fn.def (SIGNBIT): New.
2291 * config/aarch64/aarch64-simd.md (signbitv2sf2): New expand
2293 (signbitv4sf2): Likewise.
2295 2019-05-14 Chenghua Xu <paul.hua.gm@gmail.com>
2298 * config/mips/mips.c (mips_split_move): Skip forward SRC into
2299 next insn when the SRC reg is dead.
2301 2019-05-14 Bin Cheng <bin.cheng@linux.alibaba.com>
2303 * gimple-ssa-strength-reduction.c (lookup_cand): Adjust index by 1.
2304 (alloc_cand_and_find_basis): Ditto.
2305 (backtrace_base_for_ref, create_mul_ssa_cand): Remove if-then-else.
2306 (create_mul_imm_cand, create_add_ssa_cand): Ditto.
2307 (create_add_imm_cand, slsr_process_cast): Ditto.
2308 (slsr_process_copy, replace_mult_candidate): Ditto.
2309 (replace_rhs_if_not_dup, replace_one_candidate): Ditto.
2310 (dump_cand_vec, analyze_candidates_and_replace): Skip NULL element.
2311 (pass_strength_reduction::execute): Init the first NULL element.
2313 2019-05-13 Nathan Sidwell <nathan@acm.org>
2315 * gcc.c (execute): Simplify cond-expr into if. Reformat comment.
2316 (run_attempt): Reformat line break.
2318 2019-05-13 David Edelsohn <dje.gcc@gmail.com>
2321 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Don't load EH
2322 data registers in sibcall epilogues.
2323 Don't add EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
2325 2019-05-13 Uroš Bizjak <ubizjak@gmail.com>
2328 * configure.ac (--enable-frame-pointer):
2329 Disable by default for cygwin and mingw.
2330 * configure: Regenerate.
2332 2019-05-13 Nathan Sidwell <nathan@acm.org>
2334 * dwarf2out.c (breakout_comdat_types): Move comment to correct
2336 (const_ok_for_output_1): Balance parens around #if/#else/#endif
2337 (gen_member_die): Move abstract origin check earlier. Only VARs
2338 can be static_inline_p. Simplify splicing control flow.
2340 2019-05-13 Richard Biener <rguenther@suse.de>
2342 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle
2344 (vect_build_slp_tree_1): Likewise.
2346 2019-05-13 Richard Biener <rguenther@suse.de>
2348 PR tree-optimization/90402
2349 * tree-if-conv.c (tree_if_conversion): Value number only
2350 the loop body by making the latch an exit of the region
2352 * tree-ssa-sccvn.c (process_bb): Add flag whether to skip
2354 (do_rpo_vn): Deal with multiple edges into the entry block
2355 that are not backedges inside the region by skipping PHIs
2358 2019-05-13 Richard Biener <rguenther@suse.de>
2360 PR tree-optimization/90316
2361 * tree-ssa-pre.c (insert_aux): Fold into ...
2362 (insert): ... this function. Use a RPO walk to reduce the
2363 number of required iterations.
2365 2019-05-13 Martin Liska <mliska@suse.cz>
2367 PR tree-optimization/90416
2368 * tree-vect-stmts.c (vect_check_load_store_mask): Concatenate
2369 string instead of passing the second part as va_arg argument.
2371 2019-05-13 Martin Liska <mliska@suse.cz>
2373 PR gcov-profile/90380
2374 * gcov.c (handle_cycle): Do not support zero cycle count,
2375 it should not be possible.
2376 (path_contains_zero_cycle_arc): New function.
2377 (circuit): Ignore zero cycle arc counts.
2379 2019-05-13 Martin Liska <mliska@suse.cz>
2381 PR gcov-profile/90380
2382 * gcov.c (enum loop_type): Remove the enum and
2384 (handle_cycle): Assert that we should not reach
2386 (circuit): Use loop_found instead of a tri-state loop_type.
2387 (get_cycles_count): Do not handle NEGATIVE_LOOP as it can't
2390 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
2393 * config/i386/i386.c (ix86_output_jmp_thunk_or_indirect): New.
2394 (ix86_output_indirect_branch_via_reg): Use output mechanism
2395 accounting for __USER_LABEL_PREFIX__.
2396 (ix86_output_indirect_branch_via_push): Likewise.
2397 (ix86_output_function_return): Likewise.
2398 (ix86_output_indirect_function_return): Likewise.
2400 2019-05-12 Richard Sandiford <richard.sandiford@arm.com>
2402 * doc/md.texi: Document use of code attributes in rtx patterns.
2403 * read-md.h (rtx_reader::rtx_alloc_for_name): New member function.
2404 * read-rtl.c (find_code): Split out search loops into...
2405 (maybe_find_code): ...this new function.
2406 (check_code_iterator): Make the error message more informative.
2407 (check_code_attribute): New function.
2408 (rtx_reader::rtx_alloc_for_name): Likewise.
2409 (rtx_reader::read_rtx_code): Use rtx_alloc_for_name.
2410 * config/aarch64/predicates.md (aarch64_smin, aarch64_umin): Delete.
2411 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Use
2412 <max_opp> directly as an rtx code instead of via a match_operator.
2413 * config/aarch64/aarch64-sve.md (aarch64_<su>abd<mode>_3): Likewise.
2414 (<su>abd<mode>_3): Update accordingly.
2416 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
2418 * config/rs6000/rs6000.c (debug_stack_info): When -mdebug=stack
2419 is given, print the state of the EH "save world" computation for
2422 2019-05-11 Jakub Jelinek <jakub@redhat.com>
2425 * config/aarch64/aarch64.c (aarch64_expand_epilogue): Don't add
2426 EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
2428 2019-05-11 Uroš Bizjak <ubizjak@gmail.com>
2430 * config/i386/i386.md (floatdi<X87MODEF:mode>2_i387_with_xmm):
2431 Use pinsrd for TARGET_SSE4_1.
2432 * config/i386/sse.md (movdi_to_sse): Ditto.
2434 2019-05-10 Richard Biener <rguenther@suse.de>
2436 * tree-ssa-sccvn.c (visit_reference_op_call): Initialize value-id.
2437 (do_rpo_vn): Initialize next_value_id.
2439 2019-05-10 Martin Liska <mliska@suse.cz>
2441 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
2444 2019-05-10 Jakub Jelinek <jakub@redhat.com>
2446 PR tree-optimization/90385
2447 * tree-parloops.c (try_create_reduction_list): Punt on non-SSA_NAME
2448 arguments of the exit phis.
2451 * tree-inline.h (struct copy_body_data): Add do_not_fold member.
2452 * tree-inline.c (remap_gimple_op_r): Avoid folding expressions if
2454 (copy_tree_body_r): Likewise.
2455 (copy_fn): Set id.do_not_fold to true.
2457 2019-05-10 Martin Liska <mliska@suse.cz>
2459 * config/i386/i386-expand.c (ix86_expand_floorceildf_32):
2460 Reapply changes from r269790.
2462 2019-05-10 Martin Liska <mliska@suse.cz>
2465 * doc/invoke.texi: New params.
2466 * params.def (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SIZE): New.
2467 (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SPEED): Likewise.
2468 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
2470 * tree-switch-conversion.h (struct jump_table_cluster):
2473 2019-05-09 Segher Boessenkool <segher@kernel.crashing.org>
2475 * combine.c (combine_simplify_rtx): Don't make IF_THEN_ELSE RTL.
2477 2019-05-09 Bill Schmidt <wschmidt@linux.ibm.com>
2479 * doc/loop.texi: Remove reference to FOR_EACH_LOOP_BREAK.
2481 2019-05-09 Alexander Monakov <amonakov@ispras.ru>
2483 PR rtl-optimization/88879
2484 * sel-sched.c (sel_target_adjust_priority): Remove assert.
2486 2019-05-09 Richard Earnshaw <rearnsha@arm.com>
2489 * config/arm/arm.c (callee_saved_reg_p): Move before
2490 thumb_find_work_register.
2491 (thumb1_prologue_unused_call_clobbered_lo_regs): Move before
2492 thumb_find_work_register. Only call df_get_live_out once.
2493 (thumb1_epilogue_unused_call_clobbered_lo_regs): Likewise.
2494 (thumb_find_work_register): Use
2495 thumb1_prologue_unused_call_clobbered_lo_regs instead of ad hoc
2496 algorithms to locate a spare call clobbered reg.
2498 2019-05-09 Martin Liska <mliska@suse.cz>
2500 * gimple-pretty-print.c (dump_binary_rhs): Dump MIN_EXPR
2501 and MAX_EXPR in GIMPLE FE format.
2503 2019-05-09 Martin Liska <mliska@suse.cz>
2505 * tree-cfg.c (dump_function_to_file): Dump entry BB count.
2506 * gimple-pretty-print.c (dump_gimple_bb_header):
2508 (pp_cfg_jump): Dump edge probability.
2509 * profile-count.c (profile_quality_as_string): Simplify
2510 with a static array.
2511 (parse_profile_quality): New function.
2512 (profile_count::dump): Simplify with a static array.
2513 (profile_count::from_gcov_type): Add new argument.
2514 * profile-count.h (parse_profile_quality): Likewise.
2515 * predict.h (set_hot_bb_threshold): New.
2516 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
2518 * predict.c (get_hot_bb_threshold): Set from the new param.
2519 (set_hot_bb_threshold): New.
2521 2019-05-09 Richard Biener <rguenther@suse.de>
2523 PR tree-optimization/90395
2524 * tree-ssa-forwprop.c (pass_forwprop::execute): Do not
2525 rewrite vector stores that throw internally.
2527 2019-05-09 Thomas Schwinge <thomas@codesourcery.com>
2529 * cif-code.def (CHKP): Remove.
2532 * configure.ac (--enable-frame-pointer): Disable by default for
2534 * configure: Regenerate.
2536 2019-05-09 Alan Modra <amodra@gmail.com>
2539 * config/rs6000/rs6000.h (enum reg_class, REG_CLASS_NAMES),
2540 (REG_CLASS_CONTENTS): Add GEN_OR_VSX_REGS class.
2541 * config/rs6000/rs6000.c (rs6000_register_move_cost): Correct
2542 cost for general <-> vsx when direct moves are available.
2543 Cost union classes at minimal cost for any reg in the class.
2544 Correct calculation for moves between vsx, float, and altivec.
2545 Don't return a low cost for moves between special regs. Don't
2546 use hard coded register numbers.
2547 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): Define.
2548 (rs6000_ira_change_pseudo_allocno_class): New function.
2549 * config/rs6000/rs6000.md (movsi_internal1, mov<mode>_internal),
2550 (movdi_internal32, movdi_internal64): Remove '*' from vsx register
2552 (movsi_internal1): Don't disparage vector alternatives.
2553 (mov<mode>_internal): Likewise, excepting alternative that
2555 * config/rs6000/vsx.md (vsx_splat_<mode>_reg): Don't disparage
2556 we <- b alternative.
2558 2019-05-08 Jakub Jelinek <jakub@redhat.com>
2561 PR tree-optimization/89060
2562 * tree-ssa-live.h (live_vars_map): New typedef.
2563 (compute_live_vars, live_vars_at_stmt, destroy_live_vars): Declare.
2564 * tree-ssa-live.c: Include gimple-walk.h and cfganal.h.
2565 (struct compute_live_vars_data): New type.
2566 (compute_live_vars_visit, compute_live_vars_1, compute_live_vars,
2567 live_vars_at_stmt, destroy_live_vars): New functions.
2568 * tree-tailcall.c: Include tree-ssa-live.h.
2569 (live_vars, live_vars_vec): New global variables.
2570 (find_tail_calls): Perform variable life analysis before punting.
2571 (tree_optimize_tail_calls_1): Clean up live_vars and live_vars_vec.
2572 * tree-inline.h (struct copy_body_data): Add eh_landing_pad_dest
2574 * tree-inline.c (add_clobbers_to_eh_landing_pad): Remove BB argument.
2575 Perform variable life analysis to select variables that really need
2577 (copy_edges_for_bb): Don't call add_clobbers_to_eh_landing_pad here,
2578 instead set id->eh_landing_pad_dest and assert it is the same.
2579 (copy_cfg_body): Call it here if id->eh_landing_pad_dest is non-NULL.
2581 2019-05-08 Mihail Ionescu <mihail.ionescu@arm.com>
2582 Richard Earnshaw <rearnsha@arm.com>
2585 * config/arm/arm.c (thumb1_prologue_unused_call_clobbered_lo_regs): New
2587 (thumb1_epilogue_unused_call_clobbered_lo_regs): New function.
2588 (thumb1_compute_save_core_reg_mask): Don't force a spare work
2589 register if both the epilogue and prologue can use call-clobbered
2591 (thumb1_unexpanded_epilogue): Use
2592 thumb1_epilogue_unused_call_clobbered_lo_regs. Reverse the logic for
2593 picking temporaries for restoring high regs to match that of the
2594 prologue where possible.
2595 (thumb1_expand_prologue): Add any usable call-clobbered low registers to
2596 the list of work registers. Detect if the return address is still live
2597 at the end of the prologue and avoid using it for a work register if so.
2598 If the return address is not live, add LR to the list of pushable regs
2599 after the first pass.
2601 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
2603 PR tree-optimization/90078
2604 * tree-ssa-loop-ivopts.c (inttypes.h): Include new header file.
2605 (INFTY): Increase the value for infinite cost.
2606 (struct comp_cost): Promote type of members to int64_t.
2607 (infinite_cost): Don't set complexity in initialization.
2608 (comp_cost::operator +,-,+=,-+,/=,*=): Assert when cost computation
2609 overflows to infinite_cost.
2610 (adjust_setup_cost): Promote type of parameter and cost computation
2612 (struct ainc_cost_data, struct iv_ca): Promote type of member to
2614 (get_scaled_computation_cost_at, determine_iv_cost): Promote type of
2615 cost computation to int64_t.
2616 (determine_group_iv_costs, iv_ca_dump, find_optimal_iv_set): Use
2617 int64_t's format specifier in dump.
2619 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
2621 PR tree-optimization/90240
2622 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Scale cost
2623 with respect to scaling factor pre-computed for each basic block.
2624 (try_improve_iv_set): Return bool if best_cost equals to iv_ca cost.
2625 (find_optimal_iv_set_1): Free iv_ca set if it has infinite_cost.
2626 (COST_SCALING_FACTOR_BOUND, determine_scaling_factor): New.
2627 (tree_ssa_iv_optimize_loop): Call determine_scaling_factor. Extend
2628 live range for array of loop's basic blocks. Cleanup aux field of
2629 loop's basic blocks.
2631 2019-05-08 Jakub Jelinek <jakub@redhat.com>
2633 PR tree-optimization/90356
2634 * match.pd ((X +/- 0.0) +/- 0.0): Optimize into X +/- 0.0 if possible.
2636 2019-05-07 Wei Xiao <wei3.xiao@intel.com>
2638 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512BF16_SET
2639 OPTION_MASK_ISA_AVX512BF16_UNSET, OPTION_MASK_ISA2_AVX512BW_UNSET): New.
2640 (OPTION_MASK_ISA2_AVX512F_UNSET): Add OPTION_MASK_ISA_AVX512BF16_UNSET.
2641 (ix86_handle_option): Handle -mavx512bf16.
2642 * config.gcc: Add avx512bf16vlintrin.h and avx512bf16intrin.h
2644 * config/i386/avx512bf16vlintrin.h: New.
2645 * config/i386/avx512bf16intrin.h: New.
2646 * config/i386/cpuid.h (bit_AVX512BF16): New.
2647 * config/i386/driver-i386.c (host_detect_local_cpu): Detect BF16.
2648 * config/i386/i386-builtin-types.def: Add new types.
2649 * config/i386/i386-builtin.def: Add new builtins.
2650 * config/i386/i386-c.c (ix86_target_macros_internal): Define
2652 * config/i386/i386-option.c (ix86_target_string): Add -mavx512bf16.
2653 (ix86_option_override_internal): Handle BF16.
2654 (ix86_valid_target_attribute_inner_p): Ditto.
2655 * config/i386/i386-expand.c (ix86_expand_args_builtin): Ditto.
2656 * config/i386/i386-builtin.c (enum processor_features): Add
2658 (static const _isa_names_table isa_names_table): Ditto.
2659 * config/i386/i386.h (TARGET_AVX512BF16, TARGET_AVX512BF16_P): New.
2660 (PTA_AVX512BF16): Ditto.
2661 * config/i386/i386.opt: Add -mavx512bf16.
2662 * config/i386/immintrin.h: Include avx512bf16intrin.h
2663 and avx512bf16vlintrin.h.
2664 * config/i386/sse.md (avx512f_cvtne2ps2bf16_<mode><mask_name>,
2665 avx512f_cvtneps2bf16_<mode><mask_name>,
2666 avx512f_dpbf16ps_<mode><mask_half_name>): New define_insn patterns.
2667 * config/i386/subst.md (mask_half): Add new subst.
2668 * doc/invoke.texi: Document -mavx512bf16.
2670 2019-05-07 Segher Boessenkool <segher@kernel.crashing.org>
2672 * config/rs6000/rs6000-protos.h (rs6000_legitimize_reload_address_ptr):
2674 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Delete.
2675 (rs6000_debug_legitimize_reload_address): Delete.
2676 (rs6000_legitimize_reload_address_ptr): Delete.
2677 (rs6000_option_override_internal): Adjust.
2678 (mem_operand_gpr): Adjust comment.
2679 (legitimate_lo_sum_address_p): Ditto.
2680 (rs6000_legitimize_reload_address): Delete.
2681 (rs6000_debug_legitimize_reload_address): Delete.
2682 * config/rs6000/rs6000.h (LEGITIMIZE_RELOAD_ADDRESS): Delete.
2684 2019-05-07 Kelvin Nilsen <kelvin@gcc.gnu.org>
2687 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
2688 In handling of ALTIVEC_BUILTIN_VEC_INSERT, use modular arithmetic
2689 to compute vector element selector for both constant and variable
2692 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
2694 * config/i386/i386.md (cvt_mnemonic): New mode attribute.
2695 (ashr<mode>3_cvt): Merge insn pattern from ashrsi3_cvt and
2696 ashrdi3_cvt using SWI48 mode iterator.
2698 2019-05-07 Alejandro Martinez <alejandro.martinezvicente@arm.com>
2700 * config/aarch64/aarch64-sve.md (<su>abd<mode>_3): New define_expand.
2701 (aarch64_<su>abd<mode>_3): Likewise.
2702 (*aarch64_<su>abd<mode>_3): New define_insn.
2703 (<sur>sad<vsi2qi>): New define_expand.
2704 * config/aarch64/iterators.md: Added MAX_OPP attribute.
2705 * tree-vect-loop.c (use_mask_by_cond_expr_p): Add SAD_EXPR.
2706 (build_vect_cond_expr): Likewise.
2708 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
2710 * cfgexpand.c (asm_clobber_reg_is_valid): Reject
2711 clobbers outside of accessible_reg_set.
2712 * config/i386/i386.c (ix86_conditional_register_usage):
2713 Disable register sets by clearing corresponding bits in
2714 accessible_reg_set. Do not set corresponding bits in fixed_regs,
2715 call_used_regs and don't clear corresponding reg_names array members.
2717 2019-05-07 Richard Biener <rguenther@suse.de>
2719 * tree-vect-stmts.c (vect_is_simple_cond): When vectype is
2720 not specified still compute a comp_vectype for invariant
2723 2019-05-07 Richard Biener <rguenther@suse.de>
2725 PR tree-optimization/90316
2726 * tree-ssa-pre.c (translate_vuse_through_block): When
2727 same_valid is NULL do not bother to search for a virtual
2729 (phi_translate_1): When operands changed we cannot keep
2730 the same value-number so do not bother to ask whether
2731 that's possible from translate_vuse_through_block.
2733 2019-05-07 Martin Liska <mliska@suse.cz>
2735 * bitmap.c (bitmap_register): Come up with
2736 alloc_descriptor_max_uid and assign it for
2738 (register_overhead): Use get_descriptor as
2740 (release_overhead): New.
2741 (bitmap_elem_to_freelist): Call it.
2742 (bitmap_elt_clear_from): Likewise.
2743 (bitmap_obstack_free): Likewise.
2744 (bitmap_move): Sensitively release memory.
2745 * bitmap.h (struct GTY): Add alloc_descriptor and padding.
2746 (bitmap_initialize): Initialize alloc_descriptor to zero.
2747 * tree-ssa-pre.c (do_hoist_insertion): Use bitmap_move.
2749 2019-05-07 Richard Biener <rguenther@suse.de>
2751 * tree-vect-slp.c (vect_build_slp_tree_2): Bump size whenever
2752 we build a SLP node. Remove max_size and limiting.
2753 (vect_analyze_slp_instance): Record and dump size of the SLP graph.
2755 2019-05-07 Richard Biener <rguenther@suse.de>
2757 PR tree-optimization/90316
2758 * tree-ssa-alias.h (get_continuation_for_phi): Take walking
2760 (walk_non_aliased_vuses): Take walking limit argument.
2761 * tree-ssa-alias.c (maybe_skip_until): Take limit and abort
2762 walking if it is reached instead of just counting.
2763 (get_continuation_for_phi): Likewise.
2764 (walk_non_aliased_vuses): Likewise, instead of leaving counter
2765 limiting to the callback.
2766 * tree-ssa-sccvn.c (vn_reference_lookup_2): Adjust.
2767 (vn_reference_lookup_3): Likewise.
2768 (vn_reference_lookup_pieces): Likewise.
2769 (vn_reference_lookup): Likewise.
2770 * tree-ssa-pre.c (translate_vuse_through_block): Limit walking.
2771 * tree-ssa-scopedtables.c (vuse_eq): Adjust.
2772 (avail_exprs_stack::lookup_avail_expr): Likewise.
2774 2019-05-07 Jan Hubicka <hubicka@ucw.cz>
2776 * tree-ssa-alias.c (aliasing_component_refs_p): Continue looking
2777 for comparaible types in the second direction even if first one
2778 hits incomparable type.
2780 2019-05-07 Richard Biener <rguenther@suse.de>
2783 * lto-wrapper.c (debug_objcopy): Use the original filename
2784 including archive offset for the filename used for -save-temps.
2786 2019-05-07 Li Jia He <helijia@linux.ibm.com>
2788 * tree-ssa-phiopt.c (two_value_replacement): Fix a typo in parameter
2791 2019-05-06 H.J. Lu <hongjiu.lu@intel.com>
2792 Hongtao Liu <hongtao.liu@intel.com>
2796 * config/i386/i386-expand.c (ix86_expand_sse_comi_round):
2797 Modified, original implementation isn't correct.
2799 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
2801 * config/rs6000/rs6000.md (FIRST_ALTIVEC_REGNO, LAST_ALTIVEC_REGNO)
2802 (LR_REGNO, CTR_REGNO, CA_REGNO, ARG_POINTER_REGNUM, CR0_REGNO)
2803 (CR1_REGNO, CR2_REGNO, CR3_REGNO, CR4_REGNO, CR5_REGNO, CR6_REGNO)
2804 (CR7_REGNO, MAX_CR_REGNO, VRSAVE_REGNO, VSCR_REGNO)
2805 (FRAME_POINTER_REGNUM): Change numbering.
2806 * config/rs6000/rs6000.c (rs6000_reg_names): Adjust.
2807 (alt_reg_names): Adjust.
2808 (rs6000_conditional_register_usage): Don't mark hard register 64 as
2810 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
2811 (DWARF_FRAME_REGISTERS): Delete.
2812 (DWARF2_FRAME_REG_OUT): Fix whitespace.
2813 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
2815 (REG_ALLOC_ORDER): Adjust.
2816 (FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM): Adjust.
2817 (REG_CLASS_CONTENTS): Adjust.
2818 (RETURN_ADDR_RTX): Change comment.
2819 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use ARG_POINTER_REGNUM
2821 (REGISTER_NAMES): Adjust.
2822 (ADDITIONAL_REGISTER_NAMES): Adjust.
2823 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
2825 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
2827 * config/rs6000/rs6000.md (TFHAR_REGNO, TFIAR_REGNO, TEXASR_REGNO):
2829 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
2830 (DWARF_FRAME_REGISTERS): Adjust.
2831 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
2833 (REG_ALLOC_ORDER): Adjust.
2834 (enum reg_class): Delete SPR_REGS.
2835 (REG_CLASS_NAMES): Delete SPR_REGS.
2836 (REG_CLASS_CONTENTS): Delete SPR_REGS. Adjust for deleted TM regs.
2837 (REGISTER_NAMES): Adjust.
2838 (ADDITIONAL_REGISTER_NAMES): Adjust.
2839 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
2840 * config/rs6000/htm.md (htm_mfspr_<mode>, htm_mtspr_<mode>): Adjust.
2841 * config/rs6000/predicates.md (htm_spr_reg_operand): Delete.
2842 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Adjust.
2843 (htm_spr_regno): Delete.
2844 (htm_expand_builtin): Adjust: the HTM builtins now have one fewer
2846 (rs6000_dbx_register_number): Adjust.
2848 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
2850 * config/rs6000/rs6000.h (PRE_GCC3_DWARF_FRAME_REGISTERS): Delete.
2852 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
2854 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Handle
2855 FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM, and 64 (which was MQ).
2857 2019-05-06 Jakub Jelinek <jakub@redhat.com>
2859 PR tree-optimization/88709
2860 PR tree-optimization/90271
2861 * params.def (PARAM_STORE_MERGING_MAX_SIZE): New parameter.
2862 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Handle
2863 non-clobber CONSTRUCTORs with no elts. Remove useless tmp_int
2865 (imm_store_chain_info::coalesce_immediate_stores): Punt if the size
2866 of the store merging group is larger than
2867 PARAM_STORE_MERGING_MAX_SIZE parameter.
2868 (split_group): Add bzero_first argument. If set, always emit first
2869 the first store which must be = {} of the whole area and then for the
2870 rest of the stores consider all zero bytes as paddings.
2871 (imm_store_chain_info::output_merged_store): Check if first store
2872 is = {} of the whole area and if yes, determine which setting of
2873 bzero_first for split_group gives smaller number of stores. Adjust
2874 split_group callers.
2875 (lhs_valid_for_store_merging_p): Allow decls.
2876 (rhs_valid_for_store_merging_p): Allow non-clobber CONTRUCTORs with
2878 (pass_store_merging::process_store): Likewise.
2880 2019-05-06 Kelvin Nilsen <kelvin@gcc.gnu.org>
2883 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
2884 handling of V1TImode.
2886 2019-05-06 Uroš Bizjak <ubizjak@gmail.com>
2889 * config.gcc (i[34567]86-*-*, x86_64-*-*): Move tests for enable_cld
2890 and enable_frame_pointer ...
2891 * configure.ac: ... here. Update help strings for
2892 --enable-frame-pointer.
2893 * configure: Regenerate.
2894 * config/i386/i386-options.c (ix86_option_override_internal): Remove
2895 USE_X86_64_FRAME_POINTER define, use USE_IX86_FRAME_POINTER instead.
2896 * config/i386/sol2.h (USE_IX86_FRAME_POINTER): Remove.
2897 (USE_X86_64_FRAME_POINTER): Ditto.
2899 2019-05-06 Martin Liska <mliska@suse.cz>
2901 * config.gcc: Append to target_gtfiles and fix indentation.
2903 2019-05-06 Richard Biener <rguenther@suse.de>
2905 PR tree-optimization/90358
2906 * tree-vect-stmts.c (get_group_load_store_type): Properly
2907 detect unused upper half of load.
2908 (vectorizable_load): Likewise.
2910 2019-05-06 Richard Biener <rguenther@suse.de>
2912 PR tree-optimization/88828
2913 * tree-ssa-forwprop.c (get_bit_field_ref_def): Split out from...
2914 (simplify_vector_constructor): ...here. Handle constants in
2917 2019-05-06 Richard Biener <rguenther@suse.de>
2919 PR tree-optimization/90328
2920 * tree-data-ref.h (dr_may_alias_p): Pass in the actual loop nest.
2921 * tree-data-ref.c (dr_may_alias_p): Check whether the clique
2922 is valid in the loop nest before using it.
2923 (initialize_data_dependence_relation): Adjust.
2924 * graphite-scop-detection.c (build_alias_set): Pass the SCOP enclosing
2925 loop as loop-nest to dr_may_alias_p.
2927 2019-05-06 Richard Biener <rguenther@suse.de>
2929 * dwarf2out.c (mem_loc_descriptor): Initialize int_mode.
2931 2019-05-06 Richard Biener <rguenther@suse.de>
2933 PR tree-optimization/90316
2934 * tree-ssa-alias.c (maybe_skip_until): Pass in target BB,
2935 compute target on demand.
2936 (get_continuation_for_phi): Remove code walking stmts to
2937 get to a target virtual operand which could end up being
2940 2019-05-06 Martin Liska <mliska@suse.cz>
2943 * config/i386/i386-options.c (ix86_option_override_internal): Error only
2944 when -mabi is selected to a non-default version.
2946 2019-05-06 Hrishikesh Kulkarni <hrishikeshparag@gmail.com>
2947 Martin Liska <mliska@suse.cz>
2949 * Makefile.in: Add lto-dump.texi.
2950 * cgraph.h: Add new functions get_visibility_string and
2951 get_symtab_type_string.
2952 * doc/gcc.texi: Include lto-dump section.
2953 * doc/lto-dump.texi: New file.
2954 * dumpfile.c (dump_switch_p_1): Use parse_dump_option.
2955 (parse_dump_option): Factor out this function.
2956 * dumpfile.h (enum dump_flag): Add new value TDF_ERROR.
2957 (parse_dump_option): Export the function.
2958 * symtab.c (symtab_node::get_visibility_string): New function.
2959 (symtab_node::get_symtab_type_string): Likewise.
2961 2019-05-06 Martin Liska <mliska@suse.cz>
2963 * config/i386/i386-builtins.c: New file.
2964 * config/i386/i386-builtins.h: New file.
2965 * config/i386/i386-expand.c: New file.
2966 * config/i386/i386-expand.h: New file.
2967 * config/i386/i386-features.c: New file.
2968 * config/i386/i386-features.h: New file.
2969 * config/i386/i386-options.c: New file.
2970 * config/i386/i386-options.h: New file.
2971 * config.gcc: Add new files into extra_objs and
2973 * config/i386/i386.c: Split content of the file
2974 into newly introduced files.
2975 * config/i386/i386.h: Declare common variables
2977 * config/i386/t-i386: Define dependencies for new files.
2979 2019-05-03 Richard Earnshaw <rearnsha@arm.com>
2982 * config/arm/arm.md (unaligned_loadsi): Add variant for thumb1.
2983 Restrict 'all' variant to 32-bit configurations.
2984 (unaligned_loadhiu): Likewise.
2985 (unaligned_storehi): Likewise.
2986 (unaligned_storesi): Likewise.
2987 (unaligned_loadhis): Disable when compiling for thumb1.
2989 2019-05-03 Marc Glisse <marc.glisse@inria.fr>
2991 PR tree-optimization/90269
2992 * tree-loop-distribution.c (find_seed_stmts_for_distribution):
2995 2019-05-03 Martin Liska <mliska@suse.cz>
2997 * hash-map.h: Add is_empty function.
2998 * hash-set.h: Likewise.
2999 * hash-table.h: Likewise.
3000 * dwarf2out.c (dwarf2out_finish): Use is_empty instead of
3001 elements () == 0 (and similar usages).
3002 * gimple-ssa-store-merging.c (pass_store_merging::terminate_and_process_all_chains): Likewise.
3003 * gimplify.c (gimplify_bind_expr): Likewise.
3004 (gimplify_switch_expr): Likewise.
3005 * hash-map-tests.c (test_map_of_strings_to_int): Likewise.
3006 * ipa-icf.c (sem_item_optimizer::remove_symtab_node): Likewise.
3007 * postreload-gcse.c (dump_hash_table): Likewise.
3008 (gcse_after_reload_main): Likewise.
3009 * predict.c (combine_predictions_for_bb): Likewise.
3010 * tree-parloops.c (reduction_phi): Likewise.
3011 (separate_decls_in_region): Likewise.
3012 (transform_to_exit_first_loop): Likewise.
3013 (gen_parallel_loop): Likewise.
3014 (gather_scalar_reductions): Likewise.
3015 (try_create_reduction_list): Likewise.
3016 * var-tracking.c (dump_vars): Likewise.
3017 (emit_notes_for_changes): Likewise.
3018 (vt_emit_notes): Likewise.
3020 2019-05-03 Richard Biener <rguenther@suse.de>
3022 PR tree-optimization/90316
3023 * tree-ssa-pre.c (pass_pre::execute): Re-compute DOM fast queries
3026 2019-05-03 Richard Biener <rguenther@suse.de>
3028 * tree-vect-stmts.c (get_group_load_store_type): Avoid
3029 peeling for gaps by loading only lower halves of vectors
3031 (vectorizable_load): Likewise.
3033 2019-05-03 Richard Biener <rguenther@suse.de>
3036 * match.pd: Add pattern to optimize (A / B) * B + (A % B) to A.
3038 2019-05-03 Richard Biener <rguenther@suse.de>
3041 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)):
3042 Handle STRING_CST vs DECL or STRING_CST.
3044 2019-05-03 Richard Biener <rguenther@suse.de>
3046 PR tree-optimization/88963
3047 * tree-ssa-forwprop.c (pass_forwprop::execute): Rewrite
3048 vector loads feeding only BIT_FIELD_REFs to component
3049 loads. Rewrite stores fed by CONSTRUCTORs to component
3052 2019-05-03 Jakub Jelinek <jakub@redhat.com>
3054 * opts.h (finish_options): Remove lang_mask argument.
3055 (print_help, help_option_argument): Declare.
3056 * opts.c (print_help): Remove forward declaration, no longer static.
3057 (finish_options): Remove lang_mask argument, don't call print_help
3059 * opts-global.c (decode_options): Adjust finish_option caller, call
3062 PR tree-optimization/90303
3063 * ipa-devirt.c (obj_type_ref_class, get_odr_type): Don't use
3064 TYPE_CANONICAL for TYPE_STRUCTURAL_EQUALITY_P types in !in_lto_p mode.
3066 2019-05-03 Richard Biener <rguenther@suse.de>
3068 PR tree-optimization/89698
3069 * gimple-fold.c (canonicalize_constructor_val): Early out
3070 for constants, handle unfolded INTEGER_CSTs as they appear in
3071 C++ virtual table ctors.
3073 2019-05-03 Richard Biener <rguenther@suse.de>
3075 * passes.c (execute_function_todo): Remove dead code.
3077 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
3079 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Do not use
3080 the internal register number, for any "real" register.
3082 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
3084 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Return the
3085 correct numbers for TFHAR, TFIAR, TEXASR.
3087 2019-05-02 Richard Biener <rguenther@suse.de>
3089 PR tree-optimization/89653
3090 * tree-ssa-loop.c (pass_data_tree_loop_init): Execute
3091 update-address-taken before the pass.
3092 * passes.def (pass_tree_loop_init): Put comment before it.
3094 2019-05-02 Richard Biener <rguenther@suse.de>
3096 PR tree-optimization/89509
3097 * tree-ssa-structalias.c (compute_dependence_clique): Look
3098 at the first subvar when determining whether it is restrict.
3100 2019-05-02 Richard Biener <rguenther@suse.de>
3102 PR tree-optimization/90273
3103 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Eliminate
3104 useless debug stmts.
3106 2019-05-02 Alejandro Martinez <alejandro.martinezvicente@arm.com>
3108 * config/aarch64/aarch64-sve.md (<sur>dot_prod<vsi2qi>): Taken from SVE
3110 * config/aarch64/iterators.md: Copied Vetype_fourth, VSI2QI and vsi2qi from
3112 * tree-vect-loop.c (use_mask_by_cond_expr_p): New function to check if a
3113 VEC_COND_EXPR be inserted to emulate a conditional internal function.
3114 (build_vect_cond_expr): Emit the VEC_COND_EXPR.
3115 (vectorizable_reduction): Use the functions above to vectorize in a
3116 fully masked loop codes that don't have a conditional internal
3119 2019-05-02 Martin Liska <mliska@suse.cz>
3121 * cgraphclones.c: Call valid_attribute_p with 1 for
3123 * config/i386/i386-c.c (ix86_pragma_target_parse): Use 0 as
3124 it's for target attribute.
3125 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
3126 Add new boolean argument.
3127 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
3129 (ix86_valid_target_attribute_tree): Pass target_clone_attr
3130 to ix86_valid_target_attribute_inner_p.
3131 (ix86_valid_target_attribute_p): Pass flags argument to
3132 ix86_valid_target_attribute_inner_p.
3133 (get_builtin_code_for_version): Use 0 as it's target attribute.
3135 2019-05-02 Martin Liska <mliska@suse.cz>
3137 * gcc.c (process_command): Add dummy file only
3139 * opts-global.c (decode_options): Pass lang_mask.
3140 * opts.c (print_help): New function.
3141 (finish_options): Print --help if help_option_argument
3143 (common_handle_option): Factor out content of OPT__help_
3145 * opts.h (finish_options): Add new argument.
3147 2019-05-02 Martin Liska <mliska@suse.cz>
3150 * config/i386/i386.c (ix86_expand_strlen): Use strlen call.
3151 With -minline-all-stringops use inline expansion using 4B loop.
3152 * doc/invoke.texi: Document the change of
3153 -minline-all-stringops.
3155 2019-05-01 Jeff Law <law@redhat.com>
3157 PR tree-optimization/88797
3158 * gimple-ssa-split-paths (is_feasible_trace): Reject cases where the
3159 PHI feeds a conditional on the RHS of an assignment.
3161 2019-04-30 Andrew Waterman <andrew@sifive.com>
3162 Jim Wilson <jimw@sifive.com>
3164 * config/riscv/constraints.md (L): New.
3165 * config/riscv/predicates.md (lui_operand): New.
3166 (sfb_alu_operand): New.
3167 * config/riscv/riscv-protos.h (riscv_expand_conditional_move): Declare.
3168 * config/riscv/riscv.c (riscv_expand_conditional_move): New.
3169 * config/riscv/riscv.h (TARGET_SFB_ALU): New.
3170 * config/riscv/risc.md (type): Add sfb_alu.
3171 (branch<mode>): Renamed from branch_order<mode>. Change predicate for
3172 operand 3 to reg_or_0_operand. In output string, change %3 to %z3.
3173 (branch_zero<mode>): Delete.
3175 (mov<GPR:mode><X:mode>cc): Likewise.
3176 * config/riscv/sifive-7.md (sifive_7_sfb_alu): New. Use in bypasses.
3178 2019-04-30 Nathan Sidwell <nathan@acm.org>
3180 * tree.h (MARK_TS_EXP): New.
3182 2019-04-30 Martin Liska <mliska@suse.cz>
3184 * opts.c (enable_warning_as_error): Provide hints
3185 for unknown options.
3187 2019-04-30 Martin Liska <mliska@suse.cz>
3190 * doc/invoke.texi: Add missing dash for gas-locview-support
3191 and gno-as-locview-support.
3193 2019-04-30 Jakub Jelinek <jakub@redhat.com>
3196 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Don't skip
3197 whitespace at the start of target attribute string.
3199 2019-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3202 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
3203 Define __ARM_FEATURE_ATOMICS.
3205 2019-04-30 Martin Liska <mliska@suse.cz>
3207 * gimple-fold.c (gimple_fold_builtin_memory_op): Change endp
3208 into built_in_function enum. Remove code for endp == 2 and
3209 use BUILT_IN_* constants.
3210 (gimple_fold_builtin): Call the function with fcode.
3212 2019-04-30 Martin Liska <mliska@suse.cz>
3214 * config/i386/i386.c (ix86_builtin_reciprocal): Cast
3215 DECL_FUNCTION_CODE into ix86_builtins enum before
3216 the switch statement.
3218 2019-04-30 Jakub Jelinek <jakub@redhat.com>
3220 PR tree-optimization/89475
3221 * tree-ssa-ccp.c (evaluate_stmt): Handle BUILT_IN_BSWAP{16,32,64}
3224 2019-04-30 Martin Liska <mliska@suse.cz>
3226 PR translation/90274
3227 * opts.c (print_filtered_help): Wrap string in _(...).
3229 2019-04-30 Bin Cheng <bin.cheng@linux.alibaba.com>
3231 PR tree-optimization/90240
3233 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
3235 PR tree-optimization/90078
3236 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
3237 checks for infinite_cost overflow.
3239 2019-04-29 Jeff Law <law@redhat.com>
3241 * passes.def: Move -Wrestrict pass after copy propagation.
3243 2019-04-29 Maya Rashish <coypu@sdf.org>
3245 * config.gcc (default_gnu_indirect_function): Default to yes
3246 for arm*-*-netbsd*, i[34567]86-*-netbsd*, powerpc*-*-netbsd*,
3247 sparc*-*-netbsd*, x86_64-*-netbsd*.
3249 2019-04-29 Vladislav Ivanishin <vlad@ispras.ru>
3251 * tree-ssa-uninit.c (is_pred_expr_subset_of): Correctly handle cases
3252 where cond2 is NE_EXPR.
3253 (is_value_included_in): Update comment.
3255 2019-04-29 Richard Biener <rguenther@suse.de>
3257 PR tree-optimization/90278
3258 * tree-ssa-forwprop.c (pass_forwprop::execute): Transfer/clean
3259 EH on comparison simplification.
3261 2019-04-29 Jason Merrill <jason@redhat.com>
3263 PR c++/82081 - tail call optimization breaks noexcept
3264 * tree-tailcall.c (find_tail_calls): Don't turn a call from a
3265 nothrow function to a might-throw function into a tail call.
3267 2019-04-29 Richard Sandiford <richard.sandiford@arm.com>
3269 * tree-data-ref.h (data_dependence_relation::inner_loop): Delete.
3270 (DDR_INNER_LOOP): Likewise.
3271 * tree-data-ref.c (dump_data_dependence_relation): Update accordingly.
3272 (initialize_data_dependence_relation): Likewise.
3273 (insert_innermost_unit_dist_vector): Use 0 instead of DDR_INNER_LOOP.
3275 2019-04-29 Jakub Jelinek <jakub@redhat.com>
3277 PR rtl-optimization/90257
3278 * cfgrtl.c (flow_active_insn_p): Return true for USE of a function
3282 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
3286 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
3289 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
3292 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
3294 * lra-spills.c (lra_final_code_change): Remove useless move insns.
3296 2019-04-29 Richard Biener <rguenther@suse.de>
3298 * tree-ssa.c (insert_debug_temp_for_var_def): For {CLOBBER}
3301 2019-04-27 Iain Buclaw <ibuclaw@gdcproject.org>
3303 * config/netbsd-d.c: Include memmodel.h. Remove unused tree.h,
3304 varasm.h, and netbsd-protos.h.
3306 2019-04-27 Uroš Bizjak <ubizjak@gmail.com>
3309 * config/i386/i386-protos.h (ix86_data_alignment): Change
3310 the second argument type to unsigned int.
3311 * config/i386/i386.c (ix86_data_alignment): Change "align"
3312 argument type to unsigned int.
3314 2019-04-27 Martin Liska <mliska@suse.cz>
3317 * opt-suggestions.c (option_proposer::build_option_suggestions):
3318 When get_valid_option_values returns empty values, add the
3319 misspelling candidate.
3321 2019-04-26 Jim Wilson <jimw@sifive.com>
3323 * config/riscv/riscv-protos.h (riscv_move_integer): Add machine_mode
3325 * config/riscv/riscv.c (riscv_move_integer): New parameter orig_mode.
3326 Pass orig_mode to riscv_build_integer.
3327 (riscv_split_integer): Pass mode to riscv_move_integer.
3328 (riscv_legitimize_const_move): Likewise.
3329 (riscv_legitimize_move): For MEM dest and CONST_INT src case, new local
3330 promoted_mode. Replace force_reg call with code to load constant into
3331 promoted reg and then subreg it for the store.
3332 * config/riscv/riscv.md (low<mode>+1): Pass <GPR:MODE>mode to
3335 2018-04-26 Eugene Sharygin <eush@ispras.ru>
3337 * gdbhooks.py: Fix UnicodeDecodeErrors when printing trees with
3340 2019-04-26 Richard Sandiford <richard.sandiford@arm.com>
3342 * tree.h (TYPE_VECTOR_SUBPARTS, SET_TYPE_VECTOR_SUBPARTS): Add
3343 commentary about the encoding of precision.
3345 2019-04-25 Andreas Tobler <andreast@gcc.gnu.org>
3347 * config/i386/freebsd64.h: Add bits for 32-bit multilib support.
3348 * config/i386/t-freebsd64: New file.
3349 * config.gcc: Add the t-freebsd64 for multilib support.
3351 2019-04-25 Uroš Bizjak <ubizjak@gmail.com>
3353 * doc/extend.texi (vector_size): Add missing comma after @xref.
3355 2019-04-25 Jakub Jelinek <jakub@redhat.com>
3357 * BASE-VER: Set to 10.0.0.
3359 2019-04-25 Richard Biener <rguenther@suse.de>
3362 * gimplify.c (gimplify_expr): Avoid turning a lvalue
3363 VIEW_CONVERT_EXPR into one operating on an rvalue.
3365 2019-04-25 H.J. Lu <hongjiu.lu@intel.com>
3368 * config/i386/i386.c (feature_priority): Moved to file scope.
3369 (processor_features): Likewise.
3370 (processor_model): Likewise.
3371 (_arch_names_table): Likewise.
3372 (arch_names_table): Likewise.
3373 (_feature_list): Removed.
3374 (feature_list): Likewise.
3375 (_isa_names_table): Moved to file scope. Add priority.
3376 (isa_names_table): Likewise.
3377 (get_builtin_code_for_version): Replace feature_list with
3378 isa_names_table. Update error message for P_ZERO priority.
3380 2019-04-25 Richard Biener <rguenther@suse.de>
3382 * tree-pass.h (make_pass_phi_only_cprop): Remove.
3383 * timevar.def (TV_TREE_PHI_CPROP): Likewise.
3385 2019-04-24 Jeff Law <law@redhat.com>
3387 PR tree-optimization/90037
3388 * Makefile.in (OBJS): Remove tree-ssa-phionlycprop.c
3389 * passes.def: Replace all instance of phi-only cprop with the
3390 lattice propagator. Move propagation pass from after erroneous
3391 path isolation to before erroneous path isolation.
3392 * tree-ssa-phionlycprop.c: Remove.
3394 2019-04-24 Richard Biener <rguenther@suse.de>
3397 * gimple-fold.c (fold_const_aggregate_ref_1): Do multiplication
3398 by size and BITS_PER_UNIT on poly-wide-ints.
3400 2019-04-25 Richard Biener <rguenther@suse.de>
3403 * match.pd: Add pattern to simplify view-conversion of an
3406 2019-04-24 Clement Chigot <clement.chigot@atos.net>
3408 * config/rs6000/aix71.h (SUBTARGET_OVERRIDE_OPTIONS): Disable
3409 OPTION_MASK_VSX and OPTION_MASK_ALTIVEC from rs6000_isa_flags
3410 for Go on 32 bit AIX.
3411 * config/rs6000/aix72.h: Likewise.
3413 2019-04-24 Jakub Jelinek <jakub@redhat.com>
3416 * rtl.c (classify_insn): Return JUMP_INSN for asm goto.
3417 * emit-rtl.c (try_split): Copy over REG_LABEL_TARGET.
3419 2019-04-24 Andreas Krebbel <krebbel@linux.ibm.com>
3422 * config/s390/s390.c (s390_restore_gprs_from_fprs): Restore GPRs
3423 from FPRs in reverse order. Generate REG_CFA_DEF_CFA note also
3424 for restored hard frame pointer.
3425 (s390_sched_dependencies_evaluation): Implement new target hook.
3426 (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK): New macro definition.
3428 2019-04-24 Claudiu Zissulescu <claziss@sysnopsys.com>
3430 * config/arc/arc-options.def: Fix typos and spelling mistakes.
3431 * config/arc/arc.c (arc_init): Cleanup warning message.
3432 (arc_override_options): Likewise.
3434 2019-04-24 Jakub Jelinek <jakub@redhat.com>
3437 * config/i386/i386.c (ix86_expand_sse_fp_minmax): Force if_true into
3438 a register if both if_true and if_false are MEMs.
3440 PR tree-optimization/90208
3441 * tree-cfg.c (remove_bb): Move forced labels from removed bbs
3442 after labels of new_bb, not before them.
3444 PR tree-optimization/90211
3445 * tree-parloops.c (try_create_reduction_list): Ignore phi arguments
3446 which are not SSA_NAMEs.
3448 2018-04-23 Sudakshina Das <sudi.das@arm.com>
3450 * config/aarch64/aarch64-linux.h (TARGET_ASM_FILE_END): Define for
3452 (aarch64_file_end_indicate_exec_stack): Add gnu note section.
3454 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
3456 PR rtl-optimization/87979
3457 * modulo-sched.c (sms_schedule): Start ii value "mii" should
3460 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
3462 PR rtl-optimization/84032
3463 * modulo-sched.c (ps_insn_find_column): Change condition so that
3464 branch will always be the last insn in a row inside partial
3467 2019-04-23 Richard Biener <rguenther@suse.de>
3470 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Add
3471 dest_single_pred_p argument.
3472 (remove_forwarder_block): Adjust.
3473 (remove_forwarder_block_with_phi): Likewise.
3475 2019-04-23 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3476 Bernd Edlinger <bernd.edlinger@hotmail.de>
3477 Jakub Jelinek <jakub@redhat.com>
3480 * config/arm/arm.c (aapcs_vfp_is_call_or_return_candidate): Diagnose
3481 if used with general-regs-only.
3482 (arm_conditional_register_usage): Don't add non-general regs if
3484 (arm_valid_target_attribute_rec): Handle general-regs-only.
3485 * config/arm/arm.h (TARGET_HARD_FLOAT): Return false if
3487 (TARGET_HARD_FLOAT_SUB): Define.
3488 (TARGET_SOFT_FLOAT): Define as negation of TARGET_HARD_FLOAT_SUB.
3489 (TARGET_REALLY_IWMMXT): Add && !TARGET_GENERAL_REGS_ONLY.
3490 (TARGET_REALLY_IWMMXT2): Likewise.
3491 * config/arm/arm.opt: Add -mgeneral-regs-only.
3492 * doc/extend.texi: Document ARM general-regs-only target.
3493 * doc/invoke.texi: Document ARM -mgeneral-regs-only.
3495 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
3497 PR tree-optimization/90078
3498 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
3499 checks for infinite_cost overflow.
3501 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
3503 PR tree-optimization/90021
3504 * tree-chrec.c (evolution_function_is_univariate_p): New parameter
3505 and check univariate against it.
3506 * tree-chrec.h (evolution_function_is_univariate_p): New parameter.
3507 * tree-data-ref.c (add_other_self_distances): Pass new argument.
3509 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
3513 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
3516 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
3519 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
3521 * lra-spills.c (lra_final_code_change): Remove useless move insns.
3523 2019-04-21 Iain Sandoe <iain@sandoe.co.uk>
3525 * config/rs6000/rs6000.md (group_end_nop): Emit insn register
3526 names using operand format, rather than hard-wired.
3527 (speculation_barrier): Likewise.
3529 2019-04-19 Segher Boessenkool <segher@kernel.crashing.org>
3531 PR tree-optimization/88055
3532 * tree-call-cdce.c (comparison_code_if_no_nans): New function.
3533 (gen_one_condition): Use it if !HONOR_NANS.
3535 2019-04-19 Jakub Jelinek <jakub@redhat.com>
3538 * tree-outof-ssa.c (get_temp_reg): If reg_mode is BLKmode, return
3539 assign_temp instead of gen_reg_rtx.
3541 2019-04-19 Christophe Lyon <christophe.lyon@linaro.org>
3543 PR translation/90118
3544 * config/aarch64/aarch64.c (aarch64_override_options_internal):
3545 Add missing space before %<.
3547 2019-04-18 Peter Bergner <bergner@linux.ibm.com>
3549 PR rtl-optimization/87871
3550 * ira-lives.c (make_object_dead): Don't add conflicts to
3551 TOTAL_CONFLICT_HARD_REGS for register ignore_reg_for_conflicts.
3553 2019-04-18 Martin Sebor <msebor@redhat.com>
3556 * tree.h (TYPE_VECTOR_SUBPARTS): Use HOST_WIDE_INT_1U.
3557 * config/aarch64/aarch64.c (aarch64_simd_vector_alignment): Avoid
3558 assuming type size fits in SHWI.
3560 2019-04-18 Jan Hubicka <hubicka@ucw.cz>
3563 * ipa-inline.c (flatten_function): New parameter UPDATE.
3564 (ipa_inline, early_inliner): Use it.
3566 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
3568 * fold-const.c (int_const_binop): Return early on failure.
3570 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
3573 * combine.c (force_int_to_mode): Cast the argument rather than
3574 the result of known_alignment.
3575 * rtlanal.c (rtx_addr_can_trap_p_1): Use known_subrange_p.
3577 2019-04-18 Richard Biener <rguenther@suse.de>
3580 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Split
3582 (remove_forwarder_block): ... here.
3583 (remove_forwarder_block_with_phi): Also move debug stmts here.
3585 2019-04-18 Jakub Jelinek <jakub@redhat.com>
3587 PR translation/79183
3588 * gimple-ssa-sprintf.c (format_directive): Use inform_n instead of
3589 inform where appropriate.
3591 2019-04-18 Richard Biener <rguenther@suse.de>
3593 * tree.c (get_qualified_type): Put found type variants at the
3594 head of the variant list.
3596 2018-04-17 Segher Boessenkool <segher@kernel.crashing.org>
3598 * config/rs6000/rs6000.c (rs6000_register_move_cost): Fix typo.
3600 2019-04-17 Hongtao Liu <hongtao.liu@intel.com>
3603 * config/i386/avx512fintrin.h (_mm_maskz_fmadd_round_sd,
3604 _mm_maskz_fmadd_round_ss, _mm_maskz_fmsub_round_sd,
3605 _mm_maskz_fmsub_round_ss, _mm_maskz_fnmadd_round_sd,
3606 _mm_maskz_fnmadd_round_ss, _mm_maskz_fnmsub_round_sd,
3607 _mm_maskz_fnmsub_round_ss): Use _maskz builtin instead of _mask3.
3609 2019-04-17 Peter Bergner <bergner@linux.ibm.com>
3611 * ira-conflicts.c (print_allocno_conflicts): Always print something,
3612 even for allocno's with no conflicts.
3613 (print_conflicts): Print an extra newline.
3615 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
3617 * auto-inc-dec.c (attempt_change): Set the alignment of the
3618 temporary memory to that of the original.
3620 2019-04-17 Joao Moreira <jmoreira@suse.de>
3622 * targhooks.c (default_print_patchable_function_entry): Emit
3623 __patchable_function_entries section with writable flags to allow
3624 relocation resolution.
3626 2019-04-17 Jonny Grant <jg@jguk.org>
3628 * collect2.c (main): Change gcc.gnu.org URL to HTTPS.
3630 2019-04-17 Jakub Jelinek <jakub@redhat.com>
3633 * internal-fn.c (expand_mul_overflow): Don't set SUBREG_PROMOTED_VAR_P
3636 2019-04-17 Claudiu Zissulescu <claziss@synopsys.com>
3638 * config/arc/arc.c (arc_init): Format diagnostic string.
3639 (arc_override_options): Likewise.
3640 (check_if_valid_regno_const): Likewise.
3641 (arc_reorg): Likewise.
3643 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
3646 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Adjust pattern
3648 (rs6000_emit_allocate_stack_1): Simplify condition. Adjust pattern
3650 * config/rs6000/rs6000.md (bits): Add entries for SF and DF.
3651 (*movdi_update1): Use Pmode.
3652 (movdi_<mode>_update): Fix argument to avoiding_indexed_address_p.
3653 (movdi_<mode>_update_stack): Rename to ...
3654 (movdi_update_stack): ... this. Fix comment. Change condition. Don't
3656 (*movsi_update1): Use Pmode.
3657 (*movsi_update2): Use Pmode.
3658 (movsi_update): Rename to ...
3659 (movsi_<mode>_update): ... this. Use Pmode.
3660 (movsi_update_stack): Fix condition.
3661 (*movhi_update1): Use Pmode. Fix argument to
3662 avoiding_indexed_address_p.
3663 (*movhi_update2): Ditto.
3664 (*movhi_update3): Ditto.
3665 (*movhi_update4): Ditto.
3666 (*movqi_update1): Ditto.
3667 (*movqi_update2): Ditto.
3668 (*movqi_update3): Ditto.
3669 (*movsf_update1, *movdf_update1): Merge, rename to...
3670 (*mov<mode>_update1): This. Use Pmode. Fix argument to
3671 avoiding_indexed_address_p. Add "size" attribute.
3672 (*movsf_update2, *movdf_update2): Merge, rename to...
3673 (*mov<mode>_update2): This. Ditto.
3674 (*movsf_update3): Use Pmode. Fix argument to
3675 avoiding_indexed_address_p.
3676 (*movsf_update4): Ditto.
3677 (allocate_stack): Simplify condition. Adjust pattern names.
3679 2019-04-17 Jakub Jelinek <jakub@redhat.com>
3682 * config/arm/arm.c (arm_valid_target_attribute_rec): Don't skip
3683 whitespace at the start of target attribute string.
3685 2019-04-16 Pat Haugen <pthaugen@us.ibm.com>
3688 * config/rs6000/power9.md: Add store forwarding bypass.
3690 2019-04-16 Alexandre Oliva <aoliva@redhat.com>
3693 * valtrack.c (dead_debug_insert_temp): Reset debug references
3694 to the return value of a call being removed.
3696 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
3698 * config/arc/arc-protos.h (arc_register_move_cost): Remove.
3699 * config/arc/arc.c (arc_register_move_cost): Re-purpose it to
3700 implement target hook.
3701 (arc_memory_move_cost): New function.
3702 (TARGET_REGISTER_MOVE_COST): Define.
3703 (TARGET_MEMORY_MOVE_COST): Likewise.
3704 * config/arc/arc.h (REGISTER_MOVE_COST): Remove.
3705 (MEMORY_MOVE_COST): Likewise.
3707 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
3709 * config/arc/arc.md (sibcall_insn): Use Rcd constraint.
3710 (sibcall_value_insn): Likewise.
3711 * config/arc/constraints.md (Rs5): Remove.
3713 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
3715 * config/arc/arc.c (arc_hard_regno_modes): Add two missing modes
3716 for last two fake registers.
3717 (arc_conditional_register_usage): Make sure fake frame and arg
3718 pointer regs are in general regs class.
3719 (FRAME_POINTER_MASK): Remove.
3720 (RETURN_ADDR_MASK): Remove.
3721 (arc_must_save_register): Use hard frame regnum.
3722 (frame_restore_reg): Use hard_frame_pointer_rtx.
3723 (arc_save_callee_saves): Likewise.
3724 (arc_restore_callee_saves): Likewise.
3725 (arc_save_callee_enter): Likewise.
3726 (arc_restore_callee_leave): Likewise.
3727 (arc_save_callee_milli): Likewise.
3728 (arc_eh_return_address_location): Likewise.
3729 (arc_check_multi): Use hard frame regnum.
3730 (arc_can_eliminate): Likewise.
3731 * config/arc/arc.h (FIXED_REGISTERS): Make FP register available
3732 for register allocator.
3733 (REG_CLASS_CONTENTS): Update GENERAL_REGS.
3734 (REGNO_OK_FOR_BASE_P): Consider FRAME_POINTER_REGNUM.
3735 (FRAME_POINTER_REGNUM): Change it to a fake register.
3736 (HARD_FRAME_POINTER_REGNUM): Defined.
3737 (ARG_POINTER_REGNUM): Change it to a new fake register.
3738 (ELIMINABLE_REGS): Update.
3739 (REGISTER_NAMES): Update names.
3740 * config/arc/arc.md (LP_START): Remove.
3742 (shift_si3_loop): Update pattern.
3744 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
3746 * config/arc/arc.c (arc_expand_prologue): Emit blockage regardless
3747 to avoid delay slot scheduling.
3748 (arc_must_save_register): Don't save SP.
3749 * config/arc/arc.md (stack_tie): Remove.
3750 (UNSPEC_ARC_STKTIE): Likewise.
3752 2019-04-16 Kito Cheng <kito.cheng@gmail.com>
3753 Shiva Chen <shiva0217@gmail.com>
3755 * config/nds32/nds32-md-auxiliary.c (nds32_split_ashiftdi3): Fix wrong
3756 code gen with large shift amount.
3758 2019-04-16 Chung-Ju Wu <jasonwucj@gmail.com>
3760 * config/nds32/nds32-pipelines-auxiliary.c (wext_odd_dep_p): Handle
3763 2019-04-16 Jakub Jelinek <jakub@redhat.com>
3766 * config/i386/i386.c (ix86_target_string): Add ADD_ABI_P argument, only
3767 print -m64/-mx32/-m32 if it is true.
3768 (ix86_debug_options, ix86_function_specific_print): Pass true as
3769 ADD_ABI_P to ix86_target_string.
3770 (ix86_expand_builtin): Adjust ix86_target_string caller, pass true as
3771 ADD_ABI_P only if OPTION_MASK_ISA_64BIT is set in bisa and in that case
3772 or into it OPTION_MASK_ISA_ABI_64 or OPTION_MASK_ISA_ABI_X32.
3774 PR rtl-optimization/90082
3775 * dce.c (can_delete_call): New function.
3776 (deletable_insn_p, mark_insn): Use it.
3778 PR tree-optimization/90090
3779 * tree-ssa-math-opts.c (is_division_by): Ignore divisions that can
3781 (is_division_by_square): Likewise. Formatting fix.
3783 2019-04-16 Richard Biener <rguenther@suse.de>
3785 PR tree-optimization/56049
3786 * tree-ssa-loop-im.c (mem_ref_hasher::equal): Elide alias-set
3787 equality check if alias-set zero will prevail.
3789 2019-04-15 Jeff Law <law@redhat.com>
3791 * config/microblaze/microblaze.c (microblaze_expand_block_move): Treat
3792 size and alignment as unsigned.
3794 2019-04-15 Richard Biener <rguenther@suse.de>
3797 * tree-loop-distribution.c (destroy_loop): Preserve correct
3800 2019-04-15 Richard Biener <rguenther@suse.de>
3802 PR tree-optimization/90071
3803 * tree-ssa-reassoc.c (init_range_entry): Do not pick up
3804 abnormal operands from def stmts.
3806 2019-04-15 Segher Boessenkool <segher@kernel.crashing.org>
3808 PR rtl-optimization/89794
3809 * combine.c (count_auto_inc): New function.
3810 (try_combine): Count how many auto_inc expressions there were in the
3811 original instructions. Ensure we have the same number in the new
3812 instructions. Remove the code that tried to ensure auto_inc side
3813 effects on i1 and i0 are not lost.
3815 2019-04-15 Richard Biener <rguenther@suse.de>
3818 * tree.h (auto_var_p): Declare.
3819 * tree.c (auto_var_p): New function, split out from ...
3820 (auto_var_in_fn_p): ... here.
3821 * tree-ssa-structalias.c (struct variable_info): Add shadow_var_uid
3823 (new_var_info): Initialize it.
3824 (set_uids_in_ptset): Also set the shadow variable uid if required.
3825 (ipa_pta_execute): Postprocess points-to solutions assigning
3826 shadow variable uids for locals that may reach their containing
3827 function recursively.
3828 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Do not
3829 assert but instead check whether the points-to solution is
3832 2019-04-15 Martin Jambor <mjambor@suse.cz>
3835 * cgraph.c (clone_of_p): Loop over clone chain for each step in
3838 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
3840 * config.gcc (nds32*-*-linux*): Set gcc_cv_initfini_array to yes.
3842 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
3843 Kito Cheng <kito.cheng@gmail.com>
3844 Shiva Chen <shiva0217@gmail.com>
3846 * config/nds32/nds32-md-auxiliary.c
3847 (nds32_legitimize_pic_address): Use new PIC pattern.
3848 (nds32_legitimize_tls_address): Use new TLS pattern.
3849 (nds32_output_symrel): New.
3850 * config/nds32/nds32-protos.h (nds32_output_symrel): Declare.
3851 (nds32_alloc_relax_group_id): Ditto.
3852 * config/nds32/nds32-relax-opt.c (nds32_alloc_relax_group_id): New.
3853 (nds32_group_insns): Use nds32_alloc_relax_group_id instead of use
3855 (nds32_group_tls_insn): Ditto.
3856 (nds32_group_float_insns): Ditto.
3857 * config/nds32/nds32.md (tls_le): New.
3860 2019-04-15 Chung-Ju Wu <jasonwucj@gmail.com>
3862 * configure: Add nds32 target for dwarf2 debug_line checking.
3863 * configure.ac: Regenerated.
3865 2019-04-14 Jan Hubicka <hubicka@ucw.cz>
3868 * ipa-devirt.c (skip_in_fields_list_p): New.
3869 (odr_types_equivalent_p): Use it.
3871 2019-04-13 Jakub Jelinek <jakub@redhat.com>
3874 * config/arm/arm.c (arm_valid_target_attribute_rec): Use strcmp
3875 instead of strncmp when checking for thumb and arm. Formatting fixes.
3877 2019-04-12 Iain Buclaw <ibuclaw@gdcproject.org>
3879 * doc/install.texi: Document --with-target-system-zlib.
3881 2019-04-12 Martin Sebor <msebor@redhat.com>
3887 * targhooks.c (default_vector_alignment): Avoid assuming
3888 argument fits in SHWI.
3889 * tree.h (TYPE_VECTOR_SUBPARTS): Avoid sign overflow in
3891 * doc/extend.texi (__builtin_has_attribute): Add a clarifying note.
3893 2019-04-12 Jakub Jelinek <jakub@redhat.com>
3895 PR rtl-optimization/89965
3896 * dce.c: Include rtl-iter.h.
3897 (struct check_argument_load_data): New type.
3898 (check_argument_load): New function.
3899 (find_call_stack_args): Check for loads from stack slots still tracked
3900 in sp_bytes and punt if any is found.
3902 * config/mips/loongson-mmiintrin.h: Fix up #error message.
3904 2019-04-12 Jan Hubicka <hubicka@ucw.cz>
3906 * params.def (PARAM_MAX_LTO_STREAMING_PARALLELISM): New parameter.
3907 * doc/invoke.texi (max-lto-streaming-paralellism): New --param.
3909 2019-04-12 Martin Liska <mliska@suse.cz>
3912 * multiple_target.c (create_dispatcher_calls): Wrap ifunc
3914 (separate_attrs): Handle multiple 'default's.
3915 (expand_target_clones): Rework error handling code.
3917 2019-04-12 Kelvin Nilsen <kelvin@gcc.gnu.org>
3920 * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): Use inner
3921 mode of vector rather than mode of destination for move instruction.
3922 * config/rs6000/vsx.md (*vsx_extract_<mode>_<VS_scalar>mode_var):
3923 Use QI inner mode with V16QI vector mode.
3925 2019-04-12 Jakub Jelinek <jakub@redhat.com>
3928 * config/tilepro/tilepro.c (tilepro_print_operand): Use just
3929 "invalid %%t operand" in output_operand_lossage message.
3931 2019-04-12 Andreas Krebbel <krebbel@linux.ibm.com>
3933 * config/s390/predicates.md (permute_pattern_operand): New
3935 * config/s390/vector.md ("*vec_splats_bswap_vec<mode>"): Add USE
3936 operand for the permute pattern.
3937 ("*vec_perm<mode>"): New insn definition.
3938 ("bswap<mode>"): Generate the permute pattern operand in the
3939 expander and perform the operand reloads for pre arch13 level
3941 ("*bswap<mode>_emu"): Rename to ...
3942 ("*bswap<mode>"): ... this. And make the splitter vxe2 only.
3943 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>"):
3944 Add the USE operand for the permute pattern.
3945 ("*vec_set_bswap_vec<mode>"): Likewise.
3947 2019-04-12 Jakub Jelinek <jakub@redhat.com>
3950 * varasm.c (assemble_start_function): Don't use tree_fits_uhwi_p
3951 and gcc_unreachable if it fails, just call tree_to_uhwi which
3952 verifies that too. Test TREE_CHAIN instead of list_length > 1.
3953 Start warning message with a lower-case letter. Formatting fixes.
3955 PR rtl-optimization/90026
3956 * cfgcleanup.c (try_optimize_cfg): When removing empty bb with no
3957 successors, look for BARRIERs inside of the whole BB_FOOTER chain
3958 rather than just at the start of it. If e->src BB_FOOTER is not NULL
3959 in cfglayout mode, use emit_barrier_after_bb.
3961 2018-04-11 Steve Ellcey <sellcey@marvell.com>
3963 PR rtl-optimization/87763
3964 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>4_noshift_alt):
3967 2019-04-11 Tom de Vries <tdevries@suse.de>
3969 * doc/extend.texi (@node Statement Exprs): Note variable shadowing at
3970 max macro using statement expression.
3972 2019-04-11 David Edelsohn <dje.gcc@gmail.com>
3974 * xcoffout.h (xcoff_private_rodata_section_name): Declare.
3975 * xcoffout.c (xcoff_private_rodata_section_name): Define.
3976 * config/rs6000/rs6000.c (rs6000_xcoff_asm_init_sections): Create
3977 read_only_private_data_section using xcoff_private_rodata_section_name.
3978 (rs6000_xcoff_file_start): Generate xcoff_private_rodata_section_name.
3980 2019-04-11 Christophe Lyon <christophe.lyon@linaro.org>
3983 * config/aarch64/aarch64.opt (msve-vector-bits): Add missing final '.'.
3985 2019-04-11 Jakub Jelinek <jakub@redhat.com>
3987 PR rtl-optimization/89965
3988 * dce.c (sp_based_mem_offset): New function.
3989 (find_call_stack_args): Use sp_based_mem_offset.
3991 2019-04-11 Jonathan Wakely <jwakely@redhat.com>
3993 * doc/invoke.texi (Optimize Options): Clarify -flive-patching docs.
3995 2019-04-11 Richard Biener <rguenther@suse.de>
3997 PR tree-optimization/90020
3998 * tree-ssa-sccvn.c (vn_reference_may_trap): New function.
3999 * tree-ssa-sccvn.h (vn_reference_may_trap): Declare.
4000 * tree-ssa-pre.c (compute_avail): Use it to not put
4001 possibly trapping references after a call that might not
4002 return into EXP_GEN.
4003 * gcse.c (compute_hash_table_work): Do not elide
4004 marking a block containing a call if the call might not
4007 2019-04-11 Richard Biener <rguenther@suse.de>
4009 PR tree-optimization/90018
4010 * tree-vect-data-refs.c (vect_preserves_scalar_order_p):
4011 Test both SLP and interleaving variants.
4013 2019-04-11 Robin Dapp <rdapp@linux.ibm.com>
4015 * config/s390/8561.md: New file.
4016 * config/s390/driver-native.c (s390_host_detect_local_cpu):
4017 Add arch13 cpu model.
4018 * config/s390/s390-opts.h (enum processor_type): Likewise.
4019 * config/s390/s390.c (s390_get_sched_attrmask): Add arch13.
4020 (s390_get_unit_mask): Likewise.
4021 (s390_is_fpd): Likewise.
4022 (s390_is_fxd): Likewise.
4023 * config/s390/s390.h (s390_tune_attr): Likewise.
4024 * config/s390/s390.md: Include arch13 pipeline description.
4025 * config/s390/s390.opt: Add arch13.
4027 2018-04-10 Steve Ellcey <sellcey@marvell.com>
4029 PR rtl-optimization/87763
4030 * config/aarch64/aarch64-protos.h (aarch64_masks_and_shift_for_bfi_p):
4032 * config/aarch64/aarch64.c (aarch64_masks_and_shift_for_bfi_p):
4034 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>5_shift):
4036 (*aarch64_bfi<GPI:mode>5_shift_alt): Ditto.
4037 (*aarch64_bfi<GPI:mode>4_noand): Ditto.
4038 (*aarch64_bfi<GPI:mode>4_noand_alt): Ditto.
4039 (*aarch64_bfi<GPI:mode>4_noshift): Ditto.
4041 2019-04-10 Jonathan Wakely <jwakely@redhat.com>
4043 * doc/invoke.texi (Optimize Options): Change "Nevertheless" to
4044 "Although" in -fipa-icf documentation.
4046 * doc/invoke.texi (Debugging Options): Explicitly state the semantics
4047 of using multiple -g options.
4049 2019-04-10 Martin Liska <mliska@suse.cz>
4051 PR gcov-profile/89959
4052 * doc/gcov.texi: Make documentation of -x option
4055 2019-04-10 Richard Biener <rguenther@suse.de>
4057 * tree-vectorizer.h (_stmt_vec_info): Remove same_dr_stmt
4059 (DR_GROUP_SAME_DR_STMT): Remove.
4060 * tree-vect-stmts.c (vectorizable_load): Remove unreachable code.
4061 * tree-vect-data-refs.c (vect_analyze_group_access_1): Likewise,
4062 replace with assert.
4063 (vect_analyze_data_ref_accesses): Fix INTEGER_CST comparison.
4064 (vect_record_grouped_load_vectors): Remove unreachable code.
4066 2019-04-10 Richard Earnshaw <rearnsha@arm.com>
4069 * config/aarch64/aarch64.opt (msve-vector-bits): Remove redundant and
4070 obsolete reference to N.
4072 2019-04-10 Jakub Jelinek <jakub@redhat.com>
4075 * expr.c (store_expr): Set properly size on the MEM passed to
4079 * gimple-ssa-sprintf.c (target_to_host): Fix handling of targstr
4080 with strlen in between hostsz-3 and hostsz-1 inclusive when no
4081 translation is needed, and when translation is needed, only append
4082 ... if the string length is hostsz or more bytes long. Avoid using
4085 2019-04-09 Matthew Malcomson <matthew.malcomson@arm.com>
4088 * config/arm/arm.c (neon_valid_immediate): Disallow VOIDmode parameter.
4089 * config/arm/constraints.md (Dm, DN, Dn): Split previous Dn constraint
4091 * config/arm/neon.md (*neon_mov<mode>): Account for TImode and DImode
4092 differences directly.
4093 (*smax<mode>3_neon, vashl<mode>3, vashr<mode>3_imm): Use Dm constraint.
4095 2019-04-09 Jakub Jelinek <jakub@redhat.com>
4097 PR translation/90011
4098 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
4100 * config/arm/freebsd.h (LINK_SPEC): Remove trailing space from -p
4102 * config/riscv/freebsd.h (LINK_SPEC): Likewise.
4103 * config/aarch64/aarch64-freebsd.h (FBSD_TARGET_LINK_SPEC): Likewise.
4104 * config/darwin.h (DRIVER_SELF_SPECS, ASM_FINAL_SPEC): Remove
4105 trailing space from -gsplit-dwarf diagnostics.
4107 PR tree-optimization/89998
4108 * gimple-ssa-sprintf.c (try_substitute_return_value): Use lhs type
4109 instead of integer_type_node if possible, don't add ranges if return
4110 type is not compatible with int.
4111 * gimple-fold.c (gimple_fold_builtin_sprintf,
4112 gimple_fold_builtin_snprintf): Use lhs type instead of hardcoded
4115 2019-04-09 Martin Liska <mliska@suse.cz>
4117 * Makefile.in: Use GENERATOR_CFLAGS for all generators.
4118 * doc/install.texi: Document the new config.
4120 2019-04-09 Richard Sandiford <richard.sandiford@arm.com>
4122 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Always
4123 use gimple_expr_type for load and store calls. Skip over the
4124 condition argument in a conditional internal function.
4125 Protect use of TREE_INT_CST_LOW.
4127 2019-04-09 Jakub Jelinek <jakub@redhat.com>
4130 * config/riscv/riscv.c (riscv_get_interrupt_type): Fix comment typo.
4131 (riscv_merge_decl_attributes): Fix typo in diagnostics. Remove
4132 trailing period from it too.
4134 2019-04-08 wu yuan <wuyuan5@huawei.com>
4136 * config/aarch64/aarch64-cores.def (tsv1100): Change scheduling model.
4137 * config/aarch64/aarch64.md : Add "tsv110.md"
4138 * config/aarch64/tsv110.md: New file.
4140 2019-04-08 Richard Biener <rguenther@suse.de>
4142 PR tree-optimization/90006
4143 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
4146 2019-04-08 Andrea Corallo <andrea.corallo@arm.com>
4149 * config/aarch64/cortex-a57-fma-steering.c (fma_forest): Prohibit copy
4151 (fma_root_node): Likewise.
4152 (func_fma_steering): Likewise.
4154 2019-04-08 Jakub Jelinek <jakub@redhat.com>
4156 PR rtl-optimization/89865
4157 * config/i386/i386.md: Add peepholes for z = x; x ^= y; x != z.
4159 PR rtl-optimization/89865
4160 * config/i386/i386.md
4161 (SWI12 peephole for mem {+,-,&,|,^}= x; mem != 0): Fix up operand
4162 numbers not to clash with the additional operands[4].
4163 (peepholes for mem {+,-,&,|,^}= x; mem != 0): New peephole2s
4164 with extra register copy in the middle.
4166 2019-04-08 Martin Liska <mliska@suse.cz>
4168 PR gcov-profile/89961
4169 * doc/gcov.texi: Document data_file.
4170 * gcov.c (generate_results): Add data_info into JSON output.
4172 2019-04-01 Bin Cheng <bin.cheng@linux.alibaba.com>
4174 PR tree-optimization/89725
4175 * tree-chrec.c (chrec_contains_symbols): New parameter. Handle outer
4176 loop's chrec as invariant symbol.
4177 * tree-chrec.h (chrec_contains_symbols): New parameter.
4178 * tree-data-ref.c (analyze_miv_subscript): Pass new argument.
4179 (build_classic_dist_vector_1, add_other_self_distances): Bypass access
4180 function of loops not in DDR's loop_nest.
4181 * tree-data-ref.h (index_in_loop_nest): Add unreachable check.
4183 2019-04-08 Chenghua Xu <paul.hua.gm@gmail.com>
4186 * config/mips/mips.opt (LOONGSON_EXT2): Use Var instead of
4189 2019-04-07 Uroš Bizjak <ubizjak@gmail.com>
4192 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
4193 Avoid calling gen_lowpart with SYMBOL_REF and LABEL_REF operand.
4195 2019-04-05 Joern Rennecke <joern.rennecke@embecosm.com>
4197 * sched-deps.c (sched_macro_fuse_insns): Check return value of
4198 targetm.fixed_condition_code_regs.
4200 2019-04-05 Richard Biener <rguenther@suse.de>
4204 * tree-cfgcleanup.c (remove_forwarder_block): Always move
4205 debug bind stmts but reset them if they are not valid at the
4208 2019-04-05 Martin Liska <mliska@suse.cz>
4210 PR translation/89936
4211 * collect-utils.c (collect_execute): Use %< and %>, or %qs in
4212 order to wrap keywords or arguments.
4213 * collect2.c (main): Likewise.
4214 (scan_prog_file): Likewise.
4215 (scan_libraries): Likewise.
4216 * common/config/riscv/riscv-common.c
4217 (riscv_subset_list::parsing_subset_version): Likewise.
4218 (riscv_subset_list::parse_std_ext): Likewise.
4219 * config/aarch64/aarch64.c (aarch64_override_options_internal):
4221 * config/arm/arm.c (arm_option_override): Likewise.
4222 * config/cris/cris.c (cris_print_operand): Likewise.
4223 * config/darwin-c.c (darwin_pragma_options): Likewise.
4224 (darwin_pragma_unused): Likewise.
4225 (darwin_pragma_ms_struct): Likewise.
4226 * config/ft32/ft32.c (ft32_print_operand): Likewise.
4227 * config/i386/i386.c (print_reg): Likewise.
4228 (ix86_print_operand): Likewise.
4229 * config/i386/xm-djgpp.h: Likewise.
4230 * config/iq2000/iq2000.c (iq2000_print_operand): Likewise.
4231 * config/m32c/m32c.c (m32c_option_override): Likewise.
4232 * config/msp430/msp430.c (msp430_option_override): Likewise.
4233 * config/nds32/nds32.c (nds32_option_override): Likewise.
4234 * config/nvptx/mkoffload.c (main): Likewise.
4235 * config/rx/rx.c (rx_print_operand): Likewise.
4236 (valid_psw_flag): Likewise.
4237 * config/vms/vms-c.c (vms_pragma_member_alignment): Likewise.
4238 (vms_pragma_nomember_alignment): Likewise.
4239 (vms_pragma_extern_model): Likewise.
4240 * lto-wrapper.c (compile_offload_image): Likewise.
4241 * omp-offload.c (oacc_parse_default_dims): Likewise.
4242 * symtab.c (symtab_node::verify_base): Likewise.
4243 * tlink.c (recompile_files): Likewise.
4244 (start_tweaking): Likewise.
4245 * tree-profile.c (parse_profile_filter): Likewise.
4247 2019-04-05 Richard Sandiford <richard.sandiford@arm.com>
4249 PR tree-optimization/89956
4250 * tree-ssa-math-opts.c (convert_mult_to_fma): Protect against
4251 multiple negates of the same value.
4253 2019-04-04 Martin Sebor <msebor@redhat.com>
4257 * builtins.c (expand_builtin_strnlen): Make sure wi::ltu_p operands
4258 have the same precision since the function crashes otherwise.
4259 * calls.c (maybe_warn_nonstring_arg): Avoid assuming strnlen() call
4260 has non-zero arguments.
4262 2019-04-04 Martin Sebor <msebor@redhat.com>
4265 * gimple-ssa-warn-restrict.c (builtin_access::builtin_access): Bail
4266 out if the number of arguments is less than expected.
4268 2019-04-04 Jeff Law <law@redhat.com>
4270 PR rtl-optimization/89399
4271 * ree.c (combine_set_extension): Use single_set rather than
4272 digging into PATTERN for items on the candidate list.
4273 (combine_reaching_defs): Likewise.
4275 2019-04-04 Richard Sandiford <richard.sandiford@arm.com>
4277 PR rtl-optimization/46590
4278 * loop-invariant.c (find_defs): Move df_remove_problem and
4279 df_process_deferred_rescans to move_invariants.
4280 Move df_live_add_problem and df_live_set_all_dirty calls
4282 (move_invariants): Likewise.
4283 (move_loop_invariants): Likewise, making the df_live calls
4284 conditional on -O. Remove the problem again if we added it
4287 2019-04-03 qing zhao <qing.zhao@oracle.com>
4289 PR tree-optimization/89730
4290 * ipa-inline.c (can_inline_edge_p): Delete the checking for
4291 -flive-patching=inline-only-static.
4292 (can_inline_edge_by_limits_p): Add the checking for
4293 -flive-patching=inline-only-static and grant always_inline
4294 even when -flive-patching=inline-only-static is specified.
4296 2019-04-03 Jeff Law <law@redhat.com>
4298 PR rtl-optimization/81025
4299 * reorg.c (skip_consecutive_labels): Do not skip past a BARRIER.
4301 2019-04-03 Richard Biener <rguenther@suse.de>
4303 PR tree-optimization/84101
4304 * tree-vect-stmts.c: Include explow.h for hard_function_value,
4305 regs.h for hard_regno_nregs.
4306 (cfun_returns): New helper.
4307 (vect_model_store_cost): When vectorizing a store to a decl
4308 we return and the function ABI returns in a multi-reg location
4309 account for the possible spilling that will happen.
4311 2019-04-03 Andreas Krebbel <krebbel@linux.ibm.com>
4313 * config/s390/s390.c (s390_legitimate_address_p): Reject long
4314 displacement addresses for vector mode operands.
4316 2019-04-03 Claudiu Zissulescu <claziss@synopsys.com>
4318 * config/arc/arc.c (GMASK_LEN): Define.
4319 (arc_restore_callee_saves): Restore first blink when
4322 2019-04-03 Sudakshina Das <sudi.das@arm.com>
4324 * doc/extend.texi: Add deprecated comment on sign-return-address
4325 function attribute and add mbranch-protection.
4326 * doc/invoke.texi: Add bti to the options for mbranch-protection.
4328 2019-04-03 Richard Biener <rguenther@suse.de>
4331 * lto-wrapper.c (run_gcc): Avoid implicit rules making
4332 the all target phony.
4334 2019-04-02 Uroš Bizjak <ubizjak@gmail.com>
4338 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
4339 Return false for variable DImode shifts.
4340 (dimode_scalar_chain::compute_convert_gain): Do not handle
4341 register count operand in variable DImode shifts.
4342 (dimode_scalar_chain::make_vector_copies): Remove support to copy
4343 count argument of a variable shift instruction to a vector register.
4344 (dimode_scalar_chain::convert_reg): Remove support to convert
4345 count argument of a variable shift instruction.
4347 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
4349 PR rtl-optimization/84206
4350 * sel-sched-ir.h (get_all_loop_exits): Avoid the outer loop when
4351 iterating over loop headers.
4353 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
4355 PR rtl-optimization/85876
4356 * sel-sched.c (code_motion_path_driver): Avoid unwinding first_insn
4357 beyond the original fence.
4359 2019-04-02 Ulrich Weigand <uweigand@de.ibm.com>
4361 * config.gcc: Mark spu* targets as deprecated/obsolete.
4363 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4365 * config/s390/s390-builtin-types.def: New builtin function type
4366 definitions. Remove unused types.
4367 * config/s390/s390-builtins.def (s390_vcdgb, s390_vcdlgb)
4368 (s390_vcgdb, s390_vclgdb): Remove low-level builtin definitions.
4369 (s390_vec_float, s390_vec_signed, s390_vec_unsigned): New
4370 overloaded builtins.
4371 (s390_vcefb, s390_vcdgb, s390_vcelfb, s390_vcdlgb, s390_vcfeb)
4372 (s390_vcgdb, s390_vclfeb, s390_vclgdb): New low-level builtins.
4373 * config/s390/vecintrin.h (vec_float): New builtin macro definition.
4374 (vec_double, vec_signed, vec_unsigned): Define to use the new
4375 overloaded builtins.
4376 * config/s390/vx-builtins.md ("vec_double_s64", "vec_double_u64"):
4379 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4381 * config/s390/s390-builtin-types.def: New builtin function type
4383 * config/s390/s390-builtins.def (s390_vec_search_string_cc)
4384 (s390_vec_search_string_until_zero_cc): New overloaded builtins.
4385 (s390_vstrsb, s390_vstrsh, s390_vstrsf, s390_vstrszb)
4386 (s390_vstrszh, s390_vstrszf): New low-level builtins.
4387 * config/s390/s390.md (UNSPEC_VEC_VSTRS, UNSPEC_VEC_VSTRSCC): New
4388 constant definitions.
4389 * config/s390/vecintrin.h (vec_search_string_cc)
4390 (vec_search_string_until_zero_cc): New builtin name definitions.
4391 * config/s390/vx-builtins.md ("vstrs<mode>", "vstrsz<mode>"): New
4393 ("vec_vstrs<mode>"): New insn definition.
4395 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4397 * config/s390/s390-builtin-types.def: Add new builtin function
4399 * config/s390/s390-builtins.def (s390_vec_sldb, s390_vec_srdb):
4400 New overloaded builtins.
4401 (s390_vec_sldb, s390_vec_srdb): New low-level builtins. and
4403 * config/s390/s390.md (UNSPEC_VEC_SLDB): Rename to ...
4404 (UNSPEC_VEC_SLDBYTE): ... this.
4405 (UNSPEC_VEC_SLDBIT, UNSPEC_VEC_SRDBIT): New constant definitions.
4406 * config/s390/vecintrin.h (vec_sldb, vec_srdb): New builtin name
4408 * config/s390/vx-builtins.md ("vec_sld<mode>", "vec_sldw<mode>"):
4409 Rename UNSPEC_VEC_SLDB to UNSPEC_VEC_SLDBYTE.
4410 ("vec_sldb<mode>", "vec_srdb<mode>"): New insn definitions.
4412 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4414 ("*vec_splats_bswap_vec<mode>", "*vec_splats_bswap_elem<mode>"):
4415 New insn definition.
4416 * config/s390/vx-builtins.md (V_HW_HSD): Move to ...
4417 * config/s390/vector.md (V_HW_HSD): ... here.
4419 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4421 * config/s390/vecintrin.h: Map vec_vster low-level builtins to vec_vler.
4422 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>")
4423 ("*vec_set_bswap_elem<mode>", "*vec_set_bswap_vec<mode>")
4424 ("*vec_extract_bswap_vec<mode>", "*vec_extract_bswap_elem<mode>"):
4425 New insn definitions.
4427 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4429 * config/s390/s390-builtin-types.def: Add new builtin function type.
4430 * config/s390/s390-builtins.def: Add overloaded builtin
4431 s390_vec_reve and low-level builtins for s390_vler and s390_vster.
4432 * config/s390/s390.md (UNSPEC_VEC_ELTSWAP): New constant definition.
4433 * config/s390/vecintrin.h (vec_reve): New builtin name definition.
4434 * config/s390/vx-builtins.md (V_HW_HSD): New mode iterator.
4435 ("eltswap<mode>"): New expander.
4436 ("*eltswapv16qi", "*eltswap<mode>", "*eltswap<mode>_emu"): New
4439 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4441 * config/s390/s390-builtin-types.def: Add new builtin function types.
4442 * config/s390/s390-builtins.def: Add overloaded builtin
4443 s390_vec_revb. Add low-level builtins for vlbr and vstbr
4445 * config/s390/vecintrin.h (vec_revb): New builtin name definition.
4446 * config/s390/vector.md (VT_HW_HSDT): New mode iterator.
4447 ("bswap<mode>"): New expander.
4448 ("*bswap<mode>", "*bswap<mode>_emu"): New insn definitions.
4450 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4452 * config/s390/s390-builtins.def (B_VXE2): New builtin flag definition.
4453 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Increment
4454 vector builtin version number in __VEC__.
4456 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4458 * config/s390/s390.md (VX_CONV_BFP, VX_CONV_INT): New mode
4460 (SFSI): New mode attribute.
4461 ("*fixuns_truncdfdi2_vx", "*fix_truncdfdi2_bfp_z13")
4462 ("*floatunsdidf2_z13", ): Add support for 32 bit conversions and
4464 ("*fixuns_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_z13")
4465 ("*fix_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_bfp_z13")
4466 ("*floatuns<VX_CONV_INT:mode><VX_CONV_BFP:mode>2_z13"): ... these.
4467 ("floatsi<mode>2"): Add wcefb instruction.
4469 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4471 * config/s390/s390.md ("xde"): Extend mode attribute to vector types.
4472 * config/s390/vector.md (VX_VEC_CONV_BFP, VX_VEC_CONV_INT): New
4474 ("floatv2div2df2", "floatunsv2div2df2", "fix_truncv2dfv2di2")
4475 ("fixuns_truncv2dfv2di2"): Enhance with mode iterator to also
4476 support 32 bit fp-int conversions. Rename to ...
4477 ("float<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
4478 ("floatuns<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
4479 ("fix_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2")
4480 ("fixuns_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2"):
4483 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4485 * config/s390/s390.c (s390_rtx_costs): Do not add extra costs for
4486 if-then-else constructs if we can use the select instruction.
4487 * config/s390/s390.md ("*mov<mode>cc"): Add the new instructions.
4489 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4491 * config/s390/s390.md ("*popcountdi_arch13_cc")
4492 ("*popcountdi_arch13_cconly", "*popcountdi_arch13"): New insn
4494 ("*popcount<mode>", "popcountdi2", "popcountsi2", "popcounthi2"):
4495 Append _z196 to make it ...
4496 ("*popcount<mode>_z196", "popcountdi2_z196", "popcountsi2_z196")
4497 ("popcounthi2_z196"): ... this.
4498 ("popcountdi2_z196"): Remove TARGET_64BIT from the insn condition.
4499 ("popcountdi2", "popcountsi2", "popcounthi2"): New expanders.
4501 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4503 * config/s390/s390.c (s390_canonicalize_comparison): Convert
4504 certain compares for arch13 in order to make use of the condition
4505 code result produced by the new instructions.
4506 (s390_rtx_costs): Adjust the costs for nnrk, nngrk, nork, nogrk,
4507 nxrk, and nxgrk instruction patterns.
4508 * config/s390/s390.md (ANDOR, bitops_name, inv_bitops_name)
4509 (inv_no): Add new code iterator together with some attributes.
4510 ("*andc_split_<mode>"): Disable splitter for arch13.
4511 ("*<ANDOR:bitops_name>c<GPR:mode>_cc")
4512 ("*<ANDOR:bitops_name>c<GPR:mode>_cconly")
4513 ("*<ANDOR:bitops_name>c<GPR:mode>")
4514 ("*n<ANDOR:inv_bitops_name><GPR:mode>_cc")
4515 ("*n<ANDOR:inv_bitops_name><mode>_cconly")
4516 ("*n<ANDOR:inv_bitops_name><mode>", "*nxor<GPR:mode>_cc")
4517 ("*nxor<mode>_cconly", "*nxor<mode>"): New insn definitions.
4519 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4521 * common/config/s390/s390-common.c (processor_flags_table): New
4523 * config.gcc: Support arch13 with the --with-arch= configure flag.
4524 * config/s390/driver-native.c (s390_host_detect_local_cpu):
4525 * config/s390/s390-opts.h (enum processor_type): Add PROCESSOR_ARCH13.
4526 * config/s390/s390.c (s390_get_sched_attrmask)
4527 (s390_get_unit_mask): Add PROCESSOR_ARCH13.
4528 * config/s390/s390.h (enum processor_flags): Add PF_VXE2 and PF_ARCH13.
4529 * config/s390/s390.md (TARGET_CPU_ARCH13, TARGET_CPU_ARCH13_P)
4530 (TARGET_CPU_VXE2, TARGET_CPU_VXE2_P, TARGET_ARCH13)
4531 (TARGET_ARCH13_P, TARGET_VXE2, TARGET_VXE2_P): New macro
4533 * config/s390/s390.opt: Support arch13 as processor type in
4534 command line options.
4536 2019-04-02 Martin Liska <mliska@suse.cz>
4538 PR translation/89912
4539 * params.def (PARAM_GRAPHITE_MAX_ARRAYS_PER_SCOP):
4540 Fix param description of graphite-max-arrays-per-scop.
4542 2019-04-02 Eric Botcazou <ebotcazou@adacore.com>
4544 * config/sparc/linux64.h (ASAN_REJECT_SPEC): New macro.
4545 (ASAN_CC1_SPEC): Use it in 64-bit mode.
4546 * config/sparc/sol2.h (ASAN_REJECT_SPEC): Remove superfluous colon.
4548 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
4550 PR rtl-optimization/85412
4551 * sel-sched.c (sel_sched_region): Assign reset_sched_cycles_p before
4552 sel_sched_region_1, not after.
4554 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
4556 PR rtl-optimization/86928
4557 * sel-sched-ir.c (sel_redirect_edge_and_branch_force): Invoke
4558 compute_live if necessary.
4559 (sel_redirect_edge_and_branch): Likewise.
4561 2019-04-01 Vladimir Makarov <vmakarov@redhat.com>
4563 PR rtl-optimization/89865
4564 * ira-costs.c (process_bb_node_for_hard_reg_moves): Skip hard
4565 register if it is a part of small class.
4567 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
4569 PR rtl-optimization/87273
4570 * sel-sched-ir.c (merge_fences): Remove assert.
4572 2019-04-01 Richard Biener <rguenther@suse.de>
4574 PR tree-optimization/46590
4575 * domwalk.h (dom_walker::dom_walker): Consolidate constructors.
4576 (dom_walker::m_reachability): Add in place of...
4577 (dom_walker::m_skip_unreachable_blocks): ...this.
4578 * domwalk.c (dom_walker::dom_walker): Consoliate constructors.
4579 Move complex initialization ...
4580 (dom_walker::walk): Here. Especially compute m_bb_to_rpo
4581 lazily and initialize edge flags on each invocation.
4582 (dom_walker::bb_reachable): Use m_reachability.
4584 2019-04-01 Martin Liska <mliska@suse.cz>
4587 * opt-suggestions.c (option_proposer::build_option_suggestions):
4588 Add variant without any argument in order to provide better
4591 2019-04-01 Richard Biener <rguenther@suse.de>
4594 * gimple.c: Include langhooks.h.
4595 (gimple_get_alias_set): Treat enumeral types as the underlying
4598 2019-03-29 Kugan Vivekanandarajah <kuganv@linaro.org>
4599 Eric Botcazou <ebotcazou@adacore.com>
4601 PR rtl-optimization/89862
4602 * rtl.h (word_register_operation_p): Exclude CONST_INT from operations
4603 that operates on the full registers for WORD_REGISTER_OPERATIONS
4606 2019-03-29 Jim Wilson <jimw@sifive.com>
4608 * common/config/riscv/riscv-common.c (riscv_parse_arch_string):
4609 Clear MASK_RVC and then set if C subset supported.
4611 2019-03-29 Jakub Jelinek <jakub@redhat.com>
4614 * gimplify.c (gimplify_compound_literal_expr): Don't optimize a
4615 non-addressable complit into its initializer if it is volatile.
4617 2019-03-29 Roman Zhuykov <zhroma@ispras.ru>
4619 * opts-common.c (integral_argument): Set errno properly in one case.
4621 2019-03-29 Martin Liska <mliska@suse.cz>
4623 * doc/invoke.texi: Remove -Wchkp from documentation.
4625 2019-03-29 Martin Liska <mliska@suse.cz>
4627 * dbgcnt.c (print_limit_reach): New function.
4630 2019-03-29 Martin Liska <mliska@suse.cz>
4632 * dbgcnt.c (dbg_cnt_process_single_pair): Fix GNU coding style.
4633 (dbg_cnt_process_opt): Parse first tokens aas
4634 dbg_cnt_process_single_pair is also using strtok.
4636 2019-03-29 Jakub Jelinek <jakub@redhat.com>
4638 PR rtl-optimization/87485
4639 * function.c (expand_function_end): Move stack_protect_epilogue
4640 before loading of return value into hard register(s).
4642 2019-03-28 Jakub Jelinek <jakub@redhat.com>
4645 * tree-inline.h (struct copy_body_data): Add
4646 dont_remap_vla_if_no_change flag.
4647 * tree-inline.c (remap_type_3, remap_type_2): New functions.
4648 (remap_type): Don't remap vla types if id->dont_remap_vla_if_no_change
4649 and remap_type_2 returns false.
4650 * omp-low.c (new_omp_context): Set ctx->cb.dont_remap_vla_if_no_change.
4651 Move ctx->cb.adjust_array_error_bounds setting to the outermost ctx
4652 only from where it is copied to nested contexts.
4654 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
4657 * config/i386/i386.md (RMW operation with LEA peephole):
4658 Use LEAMODE mode attribute instead of SWI mode iterator for
4661 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
4664 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
4665 Also process XEXP (src, 0) of a shift insn.
4667 2019-03-28 David Malcolm <dmalcolm@redhat.com>
4670 * optinfo-emit-json.cc (optrecord_json_writer::optinfo_to_json):
4671 Use DECL_ASSEMBLER_NAME rather than get_fnname_from_decl.
4673 2019-03-28 Jakub Jelinek <jakub@redhat.com>
4675 * regcprop.c (copyprop_hardreg_forward_1): Remove redundant INSN_P
4677 (cprop_hardreg_bb, cprop_hardreg_debug): New functions.
4678 (pass_cprop_hardreg::execute): Use those. Don't repeat bb processing
4679 immediately after first one with df_analyze in between, but rather
4680 process all bbs, queueing ones that need second pass in a worklist,
4681 df_analyze, process queued debug insn changes and if second pass is
4682 needed, process bbs from worklist, df_analyze, process queued debug
4685 * rtl.h (NONDEBUG_INSN_P): Define as NONJUMP_INSN_P or JUMP_P
4686 or CALL_P instead of INSN_P && !DEBUG_INSN_P.
4687 (INSN_P): Define using NONDEBUG_INSN_P or DEBUG_INSN_P.
4689 2019-03-28 Jonathan Wakely <jwakely@redhat.com>
4692 * gengtype.h (create_nested_ptr_option): Fix parameter names to match
4695 2019-03-27 Mateusz B <mateuszb@poczta.onet.pl>
4698 * config/i386/i386.c (ix86_function_value_1): Call the newly added
4699 function for 32-bit MS_ABI.
4700 (function_value_ms_32): New function.
4702 2019-03-27 Andrew Stubbs <ams@codesourcery.com>
4704 * config/gcn/gcn.md (CC_SAVE_REG): New constant.
4705 (movdi): Call gen_movdi_symbol_save_scc.
4706 (gen_movdi_symbol_save_scc): New insn and split.
4708 2019-03-27 Peter Bergner <bergner@linux.ibm.com>
4710 PR rtl-optimization/89313
4711 * function.c (matching_constraint_num): New static function.
4712 (match_asm_constraints_1): Use it. Fixup white space and comment.
4713 Don't replace inputs with non-matching constraints which conflict
4714 with early clobber outputs.
4716 2019-03-27 Jeff Law <law@redhat.com>
4719 PR rtl-optimization/87761
4720 PR rtl-optimization/89826
4721 * regcprop.c (copyprop_hardreg_forward_1): Move may_trap_p test
4723 (pass_cprop_hardreg::execute): Call df_analyze after adding the
4724 note problem to get REG_DEAD/REG_UNUSED notes updated.
4726 2019-03-27 Richard Biener <rguenther@suse.de>
4728 PR tree-optimization/89463
4729 * tree-ssa-dce.c (remove_dead_stmt): Take output vector to
4730 queue edges to remove.
4731 (eliminate_unnecessary_stmts): Remove dead PHIs alongside
4732 dead stmts. Delay edge removal until PHIs are removed to
4733 make debug-stmt creation not confused by seemingly degenerate
4736 2019-03-27 Alan Modra <amodra@gmail.com>
4738 * config/rs6000/rs6000.h: Rename NON_SPECIAL_REGS to GEN_OR_FLOAT_REGS
4740 * config/rs6000/darwin.h: Likewise.
4741 * config/rs6000/rs6000.c: Likewise.
4743 2019-03-27 Alan Modra <amodra@gmail.com>
4745 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Always
4746 assign rs6000_hard_regno_mode_ok_p[m][r]. Formatting.
4748 2019-03-26 Andrew Waterman <andrew@sifive.com>
4749 Jim Wilson <jimw@sifive.com>
4751 * config/riscv/generic.md (generic_alu, generic_load, generic_store)
4752 (generic_xfer, generic_branch, generic_imul, generic_idivsi)
4753 (generic_idivdi, generic_fmul_single, generic_fmul_double)
4754 (generic_fdiv, generic_fsqrt): Add check for generic tune.
4755 (generic_alu): Add auipc to type list.
4756 * config/riscv/riscv-opts.h (enum riscv_microarchitecture_type): New.
4757 (riscv_microarchitecture): Declare.
4758 * config/riscv/riscv-protos.h (riscv_store_data_bypass_p): Declare.
4759 * config/riscv/riscv.c (struct riscv_cpu_info): Add microarchitecture
4761 (riscv_microarchitecture): New.
4762 (sifive_7_tune_info): New.
4763 (riscv_cpu_info_table): Add microarchitecture value for rocket and
4764 size. Add sifive-3-series, sifive-5-series, and sifive-7-series
4766 (riscv_store_data_bypass_p): New.
4767 (riscv_option_override): Set riscv_microarchitecture from
4768 cpu->microarchitecture.
4769 * config/riscv/riscv.md: Include sifive-7.md.
4772 (auipc<mode>): Change type to auipc.
4773 (restore_stack_nonlocal): New.
4774 * config/riscv/sifive-7.md: New.
4775 * doc/invoke.texi (RISC-V Options): Update mtune docs.
4777 2019-03-26 Uroš Bizjak <ubizjak@gmail.com>
4780 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
4781 Also process XEXP (src, 0) of a shift insn.
4783 2019-03-26 Richard Biener <rguenther@suse.de>
4785 * tree-inline.c (remap_gimple_stmt): Cache gimple_block.
4786 (copy_debug_stmt): Likewise.
4787 (expand_call_inline): Likewise.
4788 (copy_bb): Avoid redundant lookup & set of gimple_block.
4789 * gimple-low.c (lower_gimple_return): Likewise.
4790 (lower_builtin_setjmp): Likewise.
4792 2019-03-26 Jakub Jelinek <jakub@redhat.com>
4794 * hash-table.h (hash_table::m_gather_mem_stats): If GATHER_STATISTICS
4795 is constant 0, turn into static const data member initialized to false.
4796 (hash_table::hash_table): Only initialize m_gather_mem_stats #if
4797 GATHER_STATISTICS. Add ATTRIBUTE_UNUSED to gather_mem_stats param.
4799 2019-03-26 Jason Merrill <jason@redhat.com>
4800 Jakub Jelinek <jakub@redhat.com>
4802 * mem-stats.h (mem_alloc_description::unregister_descriptor): New
4804 (mem_alloc_description::release_object_overhead): Fix comment typos.
4805 * hash-table.h (hash_table::~hash_table): Call
4806 release_instance_overhead only if m_entries is non-NULL, otherwise
4807 call unregister_descriptor.
4809 2019-03-26 Bin Cheng <bin.cheng@linux.alibaba.com>
4811 PR tree-optimization/81740
4812 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
4813 In case of outer loop vectorization, check for backward dependence
4814 at the inner loop if outer loop dependence is reversed.
4816 2019-03-26 Alan Modra <amodra@gmail.com>
4818 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Correct
4819 rs6000_vector_mem init. Correct wI and wJ comment.
4821 2019-03-25 Alexander Monakov <amonakov@ispras.ru>
4823 PR rtl-optimization/88347
4824 PR rtl-optimization/88423
4825 * sched-deps.c (sched_analyze_insn): Take into account that for
4826 tablejumps the barrier appears after a label and a jump_table_data.
4828 2019-03-25 Martin Sebor <msebor@redhat.com>
4831 * c-common.c (check_user_alignment): Rename local. Correct maximum
4832 alignment in diagnostic. Avoid assuming argument fits in SHWI,
4833 convert it to UHWI when it fits.
4835 2019-03-25 Johan Karlsson <johan.karlsson@enea.com>
4838 * dwarf2out.c (premark_used_variables): New function.
4839 (prune_unused_types_walk): Do not mark not premarked external
4841 (prune_unused_types): Call premark_used_variables.
4843 2019-03-25 Vladimir Makarov <vmakarov@redhat.com>
4845 PR rtl-optimization/89676
4846 * lra-constraints.c (curr_insn_transform): Do match reload for
4847 early clobbers when the match was successful only for different
4850 2019-03-25 Martin Sebor <msebor@redhat.com>
4852 * doc/extend.texi (Common Type Attributes): Document vector_size.
4853 (Common Variable Attributes): Mention size constraint. Correct
4855 (Vector Extensions): Use @dfn when defining bas type. Clarify
4856 base type and size constraints.
4858 2019-03-25 Richard Biener <rguenther@suse.de>
4860 PR tree-optimization/89789
4861 * tree-ssa-sccvn.c (set_ssa_val_to): Do not allow lattice
4862 changes from non-undefined back to undefined.
4864 2019-03-25 Thomas Otto <thomas.otto@pdv-fs.de>
4866 * dwarf2out.c (comp_dir_string): cached_wd could be set to both a
4867 heap string and a gc string, but since this variable is unknown to
4868 ggc the gc string might get reused and corrupted. Fixed by always
4869 using a heap string.
4871 2019-03-25 Richard Biener <rguenther@suse.de>
4873 PR tree-optimization/89779
4874 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Return
4875 to remove IV defs, delay actual removal.
4876 (tree_ssa_iv_optimize_loop): Likewise. Avoid SCEV reset.
4877 (tree_ssa_iv_optimize): Remove eliminated IV defs at the
4878 very end, properly also reset loop control IV information.
4880 2019-03-25 Richard Biener <rguenther@suse.de>
4882 PR tree-optimization/89802
4883 * tree-ssa-math-opts.c (convert_mult_to_fma_1): Properly
4884 move EH data to folded stmt.
4886 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
4888 * config/s390/s390-builtin-types.def: Remove few unused types and
4889 fix sort order for others.
4891 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
4893 * config/s390/s390-c.c (s390_fn_types_compatible): Print the
4894 expected and found types with -mdebug during builtin matching.
4896 2019-03-25 Richard Biener <rguenther@suse.de>
4899 * fold-const.c (operand_equal_p): Revert last change with
4902 2019-03-24 Segher Boessenkool <segher@kernel.crashing.org>
4904 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add REG_EQUAL
4905 notes for the result of the __tls_get_addr calls.
4906 * config/rs6000/rs6000.md (unspec UNSPEC_TLS_GET_ADDR): New.
4908 2019-03-24 Jeff Law <law@redhat.com>
4910 * config/bfin/bfin.md (movpdi): Fix length for alternative 1.
4912 PR rtl-optimization/87761
4913 * regcprop.c (copyprop_hardreg_forward_1): Check may_trap_p on SET,
4914 not INSN. Also check RTX_FRAME_RELATED_P. Queue insns for DF rescan
4916 (pass_cprop_hardreg::execute): Add df note problem and defer insn
4917 rescans. Reprocess blocks as needed, calling df_analyze before
4918 reprocessing. Always call df_analyze before fixing up debug bind
4921 2019-03-23 Segher Boessenkool <segher@kernel.crashing.org>
4923 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Implement for 32-bit
4926 2019-03-22 Andrew Pinski <apinski@marvell.com>
4928 * config/aarch64/aarch64.md (zero_extendsidi2_aarch64): Fix type
4929 attrribute for uxtw.
4931 2019-03-26 Jeff Law <law@redhat.com>
4933 PR rtl-optimization/87761
4934 * config/mips/mips-protos.h (mips_split_move): Add new argument.
4935 (mips_emit_move_or_split): Pass NULL for INSN into mips_split_move.
4936 (mips_split_move): Accept new INSN argument. Try to forward SRC
4937 into the next instruction.
4938 (mips_split_move_insn): Pass INSN through to mips_split_move.
4940 2019-03-22 Vladimir Makarov <vmakarov@redhat.com>
4942 PR rtl-optimization/89676
4943 * lra-constraints.c (curr_insn_transform): Do match reload for
4944 early clobbers even if the match was successful.
4946 2019-03-22 Jakub Jelinek <jakub@redhat.com>
4949 * doc/invoke.texi (-fconstexpr-ops-limit=): Document.
4951 2019-03-22 Bill Schmidt <wschmidt@linux.ibm.com>
4953 * config/rs6000/mmintrin.h (_mm_sub_pi32): Fix typo.
4955 2019-03-22 Jakub Jelinek <jakub@redhat.com>
4957 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>,
4958 <avx512>_fmsub_<mode>_mask3<round_name>,
4959 <avx512>_fnmadd_<mode>_mask3<round_name>,
4960 <avx512>_fnmsub_<mode>_mask3<round_name>,
4961 avx512f_vmfmadd_<mode>_mask3<round_name>,
4962 avx512f_vmfmsub_<mode>_mask3<round_name>,
4963 *avx512f_vmfnmadd_<mode>_mask3<round_name>): Use <round_nimm_predicate>
4964 instead of register_operand and %v instead of v for match_operand 1.
4965 (avx512f_vmfnmsub_<mode>_mask3<round_name>): Rename to ...
4966 (*avx512f_vmfnmsub_<mode>_mask3<round_name>): ... this. Use
4967 <round_nimm_predicate> instead of register_operand and %v instead of v
4968 for match_operand 1.
4970 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask<round_name>,
4971 <avx512>_fmadd_<mode>_mask3<round_name>,
4972 <avx512>_fmsub_<mode>_mask<round_name>,
4973 <avx512>_fmsub_<mode>_mask3<round_name>,
4974 <avx512>_fnmadd_<mode>_mask<round_name>,
4975 <avx512>_fnmadd_<mode>_mask3<round_name>,
4976 <avx512>_fnmsub_<mode>_mask<round_name>,
4977 <avx512>_fnmsub_<mode>_mask3<round_name>,
4978 <avx512>_fmaddsub_<mode>_mask<round_name>,
4979 <avx512>_fmaddsub_<mode>_mask3<round_name>,
4980 <avx512>_fmsubadd_<mode>_mask<round_name>,
4981 <avx512>_fmsubadd_<mode>_mask3<round_name>): Use
4982 <round_nimm_predicate> instead of nonimmediate_operand.
4983 (fmai_vmfmadd_<mode><round_name>, fmai_vmfmsub_<mode><round_name>,
4984 fmai_vmfnmadd_<mode><round_name>, fmai_vmfnmsub_<mode><round_name>):
4985 Use register_operand instead of <round_nimm_predicate> for the
4986 operand that needs to match output.
4987 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>,
4988 *fmai_fnmadd_<mode><round_name>, *fmai_fnmsub_<mode><round_name>):
4989 Likewise. Formatting fixes.
4992 * config/i386/i386.c (enum ix86_builtins): Remove
4993 IX86_BUILTIN_VFMSUBSD3_MASK3 and IX86_BUILTIN_VFMSUBSS3_MASK3.
4994 * config/i386/i386-builtin.def (__builtin_ia32_vfmaddsd3_mask,
4995 __builtin_ia32_vfmaddsd3_mask3, __builtin_ia32_vfmaddsd3_maskz,
4996 __builtin_ia32_vfmsubsd3_mask3, __builtin_ia32_vfmaddss3_mask,
4997 __builtin_ia32_vfmaddss3_mask3, __builtin_ia32_vfmaddss3_maskz,
4998 __builtin_ia32_vfmsubss3_mask3): New builtins.
4999 * config/i386/sse.md (avx512f_vmfmadd_<mode>_mask<round_name>,
5000 avx512f_vmfmadd_<mode>_mask3<round_name>,
5001 avx512f_vmfmadd_<mode>_maskz_1<round_name>,
5002 *avx512f_vmfmsub_<mode>_mask<round_name>,
5003 avx512f_vmfmsub_<mode>_mask3<round_name>,
5004 *avx512f_vmfmasub_<mode>_maskz_1<round_name>,
5005 *avx512f_vmfnmadd_<mode>_mask<round_name>,
5006 *avx512f_vmfnmadd_<mode>_mask3<round_name>,
5007 *avx512f_vmfnmadd_<mode>_maskz_1<round_name>,
5008 *avx512f_vmfnmsub_<mode>_mask<round_name>,
5009 avx512f_vmfnmsub_<mode>_mask3<round_name>,
5010 *avx512f_vmfnmsub_<mode>_maskz_1<round_name>): New define_insns.
5011 (avx512f_vmfmadd_<mode>_maskz<round_expand_name>): New define_expand.
5012 * config/i386/avx512fintrin.h (_mm_mask_fmadd_sd, _mm_mask_fmadd_ss,
5013 _mm_mask3_fmadd_sd, _mm_mask3_fmadd_ss, _mm_maskz_fmadd_sd,
5014 _mm_maskz_fmadd_ss, _mm_mask_fmsub_sd, _mm_mask_fmsub_ss,
5015 _mm_mask3_fmsub_sd, _mm_mask3_fmsub_ss, _mm_maskz_fmsub_sd,
5016 _mm_maskz_fmsub_ss, _mm_mask_fnmadd_sd, _mm_mask_fnmadd_ss,
5017 _mm_mask3_fnmadd_sd, _mm_mask3_fnmadd_ss, _mm_maskz_fnmadd_sd,
5018 _mm_maskz_fnmadd_ss, _mm_mask_fnmsub_sd, _mm_mask_fnmsub_ss,
5019 _mm_mask3_fnmsub_sd, _mm_mask3_fnmsub_ss, _mm_maskz_fnmsub_sd,
5020 _mm_maskz_fnmsub_ss, _mm_mask_fmadd_round_sd, _mm_mask_fmadd_round_ss,
5021 _mm_mask3_fmadd_round_sd, _mm_mask3_fmadd_round_ss,
5022 _mm_maskz_fmadd_round_sd, _mm_maskz_fmadd_round_ss,
5023 _mm_mask_fmsub_round_sd, _mm_mask_fmsub_round_ss,
5024 _mm_mask3_fmsub_round_sd, _mm_mask3_fmsub_round_ss,
5025 _mm_maskz_fmsub_round_sd, _mm_maskz_fmsub_round_ss,
5026 _mm_mask_fnmadd_round_sd, _mm_mask_fnmadd_round_ss,
5027 _mm_mask3_fnmadd_round_sd, _mm_mask3_fnmadd_round_ss,
5028 _mm_maskz_fnmadd_round_sd, _mm_maskz_fnmadd_round_ss,
5029 _mm_mask_fnmsub_round_sd, _mm_mask_fnmsub_round_ss,
5030 _mm_mask3_fnmsub_round_sd, _mm_mask3_fnmsub_round_ss,
5031 _mm_maskz_fnmsub_round_sd, _mm_maskz_fnmsub_round_ss): New intrinsics.
5033 2019-03-21 Martin Sebor <msebor@redhat.com>
5035 PR tree-optimization/89350
5036 * builtins.c (compute_objsize): Also ignore offsets whose upper
5038 * gimple-ssa-warn-restrict.c (builtin_memref): Add new member.
5039 (builtin_memref::builtin_memref): Initialize new member.
5040 Allow EXPR to be null.
5041 (builtin_memref::extend_offset_range): Replace local with a member.
5042 Avoid assuming pointer offsets are unsigned.
5043 (builtin_memref::set_base_and_offset): Determine base object
5044 before computing offset range.
5045 (builtin_access::builtin_access): Handle memset.
5046 (builtin_access::generic_overlap): Replace local with a member.
5047 (builtin_access::strcat_overlap): Same.
5048 (builtin_access::overlap): Same.
5049 (maybe_diag_overlap): Same.
5050 (maybe_diag_access_bounds): Same.
5051 (wrestrict_dom_walker::check_call): Handle memset.
5052 (check_bounds_or_overlap): Same.
5054 2019-03-21 Jan Hubicka <hubicka@ucw.cz>
5055 Jakub Jelinek <jakub@redhat.com>
5058 * tree.c (fld_type_variant, fld_incomplete_type_of,
5059 fld_process_array_type): Call fld->pset.add and don't call
5060 add_tree_to_fld_list if it returns true.
5061 (free_lang_data_in_type): Similarly with self-recursive call. Purge
5062 non-marked types from TYPE_NEXT_VARIANT list.
5063 (find_decls_types_r): Call fld_worklist_push for TYPE_CANONICAL (t).
5065 2019-03-21 Jakub Jelinek <jakub@redhat.com>
5067 * hash-table.h (hash_table): Add Lazy template parameter defaulted
5068 to false, if true, don't alloc_entries during construction, but defer
5069 it to the first method that needs m_entries allocated.
5070 (hash_table::hash_table, hash_table::~hash_table,
5071 hash_table::alloc_entries, hash_table::find_empty_slot_for_expand,
5072 hash_table::too_empty_p, hash_table::expand, hash_table::empty_slow,
5073 hash_table::clear_slot, hash_table::traverse_noresize,
5074 hash_table::traverse, hash_table::iterator::slide): Adjust all methods.
5075 * hash-set.h (hash_set): Add Lazy template parameter defaulted to
5077 (hash_set::contains): If Lazy is true, use find_slot_with_hash with
5078 NO_INSERT instead of find_with_hash.
5079 (hash_set::traverse, hash_set::iterator, hash_set::iterator::m_iter,
5080 hash_set::m_table): Add Lazy to template params of hash_table.
5081 (gt_ggc_mx, gt_pch_nx): Use false as Lazy in hash_set template param.
5082 * attribs.c (test_attribute_exclusions): Likewise.
5083 * hash-set-tests.c (test_set_of_strings): Add iterator tests for
5084 hash_set. Add tests for hash_set with Lazy = true.
5086 2019-03-21 Richard Biener <rguenther@suse.de>
5088 PR tree-optimization/89779
5089 * tree.c (tree_nop_conversion): Consolidate and fix defensive
5090 checks with respect to released SSA names now having error_mark_node
5092 * fold-const.c (operand_equal_p): Likewise.
5094 2019-03-20 Andreas Krebbel <krebbel@linux.ibm.com>
5097 * config/s390/s390.c (global_not_special_regno_p): Move to make it
5099 (s390_optimize_register_info): Use global_not_special_regno_p to
5100 check for global regs.
5102 2019-03-20 Jakub Jelinek <jakub@redhat.com>
5105 * lra-constraints.c (process_alt_operands) <reg>: For BLKmode, don't
5106 update this_alternative nor this_alternative_set.
5108 2019-03-19 Jim Wilson <jimw@sifive.com>
5111 * config/riscv/riscv.c (riscv_valid_lo_sum_p): New arg x. New locals
5112 align, size, offset. Use them to handle a BLKmode reference. Update
5114 (riscv_classify_address): Pass info->offset to riscv_valid_lo_sum_p.
5116 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5118 PR rtl-optimization/89768
5119 * loop-unroll.c (unroll_loop_constant_iterations): Use gen_int_mode
5121 (unroll_loop_runtime_iterations): Likewise.
5123 2019-03-19 Martin Sebor <msebor@redhat.com>
5125 PR tree-optimization/89644
5126 * tree-ssa-strlen.c (handle_builtin_stxncpy): Use full_string_p
5127 rather than endptr as an indicator of nul-termination.
5129 PR tree-optimization/89644
5130 * tree-ssa-strlen.c (handle_builtin_stxncpy): Consider unterminated
5131 arrays in determining sequence sizes in strncpy and stpncpy.
5133 2019-03-19 Martin Liska <mliska@suse.cz>
5136 * predict.c (combine_predictions_for_bb): Empty likely_edges and
5137 unlikely_edges if there's an edge that belongs to both these sets.
5139 2018-03-19 Segher Boessenkool <segher@kernel.crashing.org>
5142 * config/rs6000/rs6000.md (fix_trunc<mode>si2_stfiwx): If we have a
5143 non-TARGET_MFCRF target, and the dest is memory but not 32-bit aligned,
5144 go via a stack temporary.
5146 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5149 * config/mips/mips.c (mips_expand_vec_cond_expr): Use gen_lowpart
5150 instead of gen_rtx_SUBREG.
5151 * config/mips/mips-msa.md (vec_extract<mode><unitmode>): Likewise.
5153 2019-03-19 Richard Biener <rguenther@suse.de>
5156 * opts.c (finish_options): Disable -gsplit-dwarf when doing LTO.
5158 2019-03-19 Jan Hubicka <hubicka@ucw.cz>
5162 * tree.c (free_lang_data_in_decl): Do not free context of C++
5165 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5168 * config/arm/arm.md (cmpsi2_addneg): Swap the alternatives and use
5169 subs for the first alternative except when operands[3] is 1.
5172 * gimplify.c (gimplify_asm_expr): For output argument with
5173 TREE_ADDRESSABLE type, clear allows_reg if it allows memory, otherwise
5176 2019-03-19 Eric Botcazou <ebotcazou@adacore.com>
5178 PR rtl-optimization/89753
5179 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
5180 explicit unrolling factor even more robust.
5182 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5185 * config/i386/i386.c (ix86_expand_floorceildf_32): In ceil
5186 compensation use x2 += 1 instead of x2 -= -1 and when honoring
5187 signed zeros, do another copysign after the compensation.
5189 2019-03-18 Martin Sebor <msebor@redhat.com>
5191 PR tree-optimization/89720
5192 * tree-vrp.c (vrp_prop::check_mem_ref): Treat range with max < min
5193 more conservatively, the same as anti-range.
5195 2019-03-18 Richard Biener <rguenther@suse.de>
5198 * tree-ssanames.c (release_ssa_name_fn): For released SSA names
5199 use a TREE_TYPE of error_mark_node to avoid ICEs when dumping
5200 basic-blocks that are removed. Remove restoring SSA_NAME_VAR.
5201 * tree-outof-ssa.c (eliminate_useless_phis): Remove redundant checking.
5203 2019-03-18 Andrew Stubbs <ams@codesourcery.com>
5205 * config/gcn/gcn-run.c (struct output): Make next_output unsigned.
5206 Extend queue to 1024 entries.
5207 Add "consumed" field.
5208 (gomp_print_output): Remove print_index parameter.
5209 Add final parameter.
5210 Change limit to unsigned.
5211 Use consumed field to implement circular buffer.
5212 Detect interrupted print in final pass.
5213 Flush output at the end.
5214 (run): Update gomp_print_output usage.
5215 (main): Initialize kernargs->output_data.consumed.
5217 2019-03-18 Richard Sandiford <richard.sandiford@arm.com>
5219 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Fix the
5220 calculation of the minimum number of scalar iterations for
5221 fully-predicated loops.
5223 2019-03-18 Martin Jambor <mjambor@suse.cz>
5225 PR tree-optimization/89546
5226 * tree-sra.c (propagate_subaccesses_across_link): Requeue new_acc if
5227 any propagation to its children took place.
5229 2019-03-18 Andrew Burgess <andrew.burgess@embecosm.com>
5232 * config/riscv/riscv.c (riscv_pass_fpr_single): Add offset
5233 parameter, and make use of it.
5234 (riscv_get_arg_info): Pass offset to riscv_pass_fpr_single.
5236 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5238 * config/arc/arc.opt (mcode-density-frame): Get the inital value
5239 from TARGET_CODE_DENSITY_FRAME_DEFAULT.
5240 * config/arc/elf.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
5241 * config/arc/linux.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
5242 * config/arc/arc.md (pop_multi_fp_blink): Adjust constraints to
5243 match what the ops is doing.
5244 (push_multi_fp_blink): Likewise.
5245 * config/arc/arc.c (arc_override_options): Enable enter/leave when
5246 compiling for size and elf target.
5247 (arc_save_callee_enter): Adjust note to match what enter/leave
5250 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5252 * config/arc/arc.md (tst_movb): Fix constraint.
5254 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5256 * config/arc/arc.c (TARGET_HAVE_SPECULATION_SAFE_VALUE): Define.
5258 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5260 * config/arc/arc-protos.h (arc_adjust_reg_alloc_order): Declare.
5261 * config/arc/arc.c (arc_conditional_register_usage): Remove all
5262 reg_alloc_order references.
5263 (size_alloc_order): Define.
5264 (arc_adjust_reg_alloc_order): New function.
5265 * config/arc/arc.h (REG_ALLOC_ORDER): Proper define the register
5267 (ADJUST_REG_ALLOC_ORDER): Define.
5268 (HONOR_REG_ALLOC_ORDER): Likewise.
5270 2019-03-18 Richard Biener <rguenther@suse.de>
5273 * config/i386/i386.c (ix86_add_stmt_cost): Pessimize strided
5274 loads and stores a bit more.
5276 2019-03-18 Richard Biener <rguenther@suse.de>
5279 * config/i386/i386.c (ix86_add_stmt_cost): Apply strided
5280 load pessimization to stores as well.
5282 2019-03-18 Andrey Belevantsev <abel@ispras.ru>
5285 * sel-sched.c (compute_av_set_at_bb_end): When we have an ineligible
5286 successor, use NULL as its av set.
5288 2019-03-15 Segher Boessenkool <segher@kernel.crashing.org>
5290 PR rtl-optimization/89721
5291 * lra-constraints (invariant_p): Return false if side_effects_p holds.
5293 2019-03-15 Kelvin Nilsen <kelvin@gcc.gnu.org>
5296 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5297 When handling vec_extract, use modular arithmetic to allow
5298 constant selectors greater than vector length.
5299 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Allow
5300 V1TImode vectors to have constant selector values greater than 0.
5301 Use modular arithmetic to compute vector index.
5302 (rs6000_split_vec_extract_var): Use modular arithmetic to compute
5303 index for in-memory vectors. Correct code generation for
5304 in-register vectors.
5305 (altivec_expand_vec_ext_builtin): Use modular arithmetic to
5308 2019-03-15 Alexandre Oliva <aoliva@redhat.com>
5312 * dwarf2out.c (generic_parameter_die): Follow DECL_INITIAL of
5315 2019-03-15 Jakub Jelinek <jakub@redhat.com>
5318 * tree.c (inchash::add_expr): Strip any location wrappers.
5319 * fold-const.c (operand_equal_p): Move stripping of location wrapper
5320 after hash verification.
5323 * dwarf2out.c (add_const_value_attribute): Return false for MINUS,
5324 SIGN_EXTEND and ZERO_EXTEND.
5326 2019-03-14 Jason Merrill <jason@redhat.com>
5327 Jakub Jelinek <jakub@redhat.com>
5329 * hash-table.h (remove_elt_with_hash): Return if slot is NULL rather
5330 than if is_empty (*slot).
5331 * hash-set-tests.c (test_set_of_strings): Add tests for addition of
5332 existing elt and for elt removal.
5333 * hash-map-tests.c (test_map_of_strings_to_int): Add test for removal
5334 of already removed elt.
5336 2019-03-15 H.J. Lu <hongjiu.lu@intel.com>
5339 * config/i386/i386.c (remove_partial_avx_dependency): Handle
5342 2019-03-14 Martin Liska <mliska@suse.cz>
5345 * doc/invoke.texi: Remove -fdump-class-hierarchy option.
5347 2019-03-14 Richard Biener <rguenther@suse.de>
5350 * config/i386/i386.c (make_resolver_func): Properly set
5351 DECL_CONTEXT on the RESULT_DECL.
5352 * config/rs6000/rs6000.c (make_resolver_func): Likewise.
5354 2019-03-14 Richard Biener <rguenther@suse.de>
5356 * gimple-pretty-print.c: Include cfgloop.h.
5357 (dump_gimple_phi): Adjust.
5358 (dump_gimple_bb_header): Dump loop header for GIMPLE.
5359 (pp_cfg_jump): Adjust.
5360 (dump_implicit_edges): Dump fallthru to next block for GIMPLE as well.
5361 * tree-cfg.c (build_gimple_cfg): Remove lower_phi_internal_fn call.
5362 (lower_phi_internal_fn): Remove.
5363 (verify_gimple_call): Remove IFN_PHI special-casing.
5364 (dump_function_to_file): Dump IL state.
5365 * tree-into-ssa.c (rewrite_add_phi_arguments): Revert changes
5366 done to deal with PHI nodes being present in non-SSA state.
5368 2019-03-14 Jakub Jelinek <jakub@redhat.com>
5371 * multiple_target.c (create_dispatcher_calls): Change
5372 references_to_redirect from vector of ipa_ref * to vector of ipa_ref.
5373 In the node->iterate_referring loop, push *ref rather than ref, call
5374 ref->remove_reference () and always pass 0 to iterate_referring.
5376 PR rtl-optimization/89679
5377 * expmed.c (expand_mult_const): Don't add a REG_EQUAL note if it
5378 would contain a paradoxical SUBREG.
5380 2019-03-14 Richard Biener <rguenther@suse.de>
5382 PR tree-optimization/89710
5383 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use
5386 2019-03-14 Martin Liska <mliska@suse.cz>
5388 * coverage.c (coverage_begin_function): Stream also
5390 * doc/gcov.texi: Document 2 new fields in JSON file. Improve
5391 documentation about function declaration location.
5392 * gcov-dump.c (tag_function): Print whole range
5393 of function declaration.
5394 * gcov.c (struct function_info): Add end_column field.
5395 (function_info::function_info): Initialize it.
5396 (output_json_intermediate_file): Output {start,end}_column
5398 (read_graph_file): Read end_column.
5400 2019-03-14 Richard Biener <rguenther@suse.de>
5403 * fold-const.c (operand_equal_p): For INDIRECT_REF check
5404 that the access types are similar.
5406 2019-03-14 Jakub Jelinek <jakub@redhat.com>
5408 PR tree-optimization/89703
5409 * tree-ssa-strlen.c (valid_builtin_call): Punt if stmt call types
5410 aren't compatible also with builtin_decl_explicit. Check pure
5411 or non-pure status of BUILT_IN_STR{{,N}CMP,N{LEN,{CAT,CPY}{,_CHK}}}
5412 and BUILT_IN_STPNCPY{,_CHK}.
5414 2019-03-14 H.J. Lu <hongjiu.lu@intel.com>
5417 * config/i386/i386.c (ix86_print_operand): Handle 'M' to add
5418 addr32 prefix to VSIB address for X32.
5419 * config/i386/sse.md (*avx512pf_gatherpf<mode>sf_mask): Prepend
5421 (*avx512pf_gatherpf<mode>df_mask): Likewise.
5422 (*avx512pf_scatterpf<mode>sf_mask): Likewise.
5423 (*avx512pf_scatterpf<mode>df_mask): Likewise.
5424 (*avx2_gathersi<mode>): Prepend "%M3" to opcode.
5425 (*avx2_gathersi<mode>_2): Prepend "%M2" to opcode.
5426 (*avx2_gatherdi<mode>): Prepend "%M3" to opcode.
5427 (*avx2_gatherdi<mode>_2): Prepend "%M2" to opcode.
5428 (*avx2_gatherdi<mode>_3): Prepend "%M3" to opcode.
5429 (*avx2_gatherdi<mode>_4): Prepend "%M2" to opcode.`
5430 (*avx512f_gathersi<mode>): Prepend "%M4" to opcode.
5431 (*avx512f_gathersi<mode>_2): Prepend "%M3" to opcode.
5432 (*avx512f_gatherdi<mode>): Prepend "%M4" to opcode.
5433 (*avx512f_gatherdi<mode>_2): Prepend "%M3" to opcode.
5434 (*avx512f_scattersi<mode>): Prepend "%M0" to opcode.
5435 (*avx512f_scatterdi<mode>): Likewise.
5437 2019-03-13 Vladimir Makarov <vmakarov@redhat.com>
5440 * lra-constraints.c (inherit_in_ebb): Update
5441 potential_reload_hard_regs along with live_hard_regs.
5443 2019-03-13 Jakub Jelinek <jakub@redhat.com>
5446 * dwarf2out.c (size_of_die): For dw_val_class_view_list always use
5448 (value_format): For dw_val_class_view_list never use DW_FORM_loclistx.
5450 2019-03-13 Martin Sebor <msebor@redhat.com>
5452 PR tree-optimization/89662
5453 * tree-vrp.c (vrp_prop::check_mem_ref): Avoid assuming every type
5456 2019-03-13 Richard Biener <rguenther@suse.de>
5459 * tree-scalar-evolution.c (simplify_peeled_chrec): Do not
5460 throw FP expressions at tree-affine.
5462 2019-03-14 Richard Biener <rguenther@suse.de>
5464 * tree-pretty-print.c (dump_generic_node): For -gimple properly
5465 dump negative integer constants using _Literal (type) -num.
5467 2019-03-13 Jakub Jelinek <jakub@redhat.com>
5469 * ipa-param-manipulation.h (struct ipa_parm_adjustment): Remove
5470 nonlocal_value member.
5473 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Handle PHI args.
5474 (ipa_simd_modify_function_body): Handle PHIs.
5476 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
5478 * config/s390/s390.c (s390_option_override_internal): Use more
5479 aggressive inlining parameters.
5481 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
5483 * config/s390/3906.md: New file.
5484 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
5485 (LONGRUNNING_THRESHOLD): Remove.
5486 (MAX_SCHED_MIX_SCORE): Decrease.
5487 (MAX_SCHED_MIX_DISTANCE): Decrease.
5488 (s390_bb_fallthru_entry_likely): Assume fallthru for less than likely.
5489 (struct s390_sched_state): New struct to hold scheduling state.
5490 (S390_SCHED_STATE_NORMAL): Remove.
5491 (S390_SCHED_STATE_CRACKED): Remove.
5492 (S390_SCHED_ATTR_MASK_GROUPOFTWO): Add.
5493 (s390_get_sched_attrmask): Use new attribute.
5494 (s390_get_unit_mask): Use new units.
5495 (s390_is_fpd): New function.
5496 (s390_is_fxd): New function.
5497 (s390_is_longrunning): New function.
5498 (s390_sched_score): Use new functions.
5499 (s390_sched_reorder): Likewise.
5500 (s390_sched_variable_issue): Rework and use new functions.
5501 (s390_sched_init): Use new functions.
5502 * config/s390/s390.h (s390_tune_attr): Add z14.
5503 * config/s390/s390.md: Add z14.
5505 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
5507 * config/s390/2964.md: Update pipeline description.
5508 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
5509 (LONGRUNNING_THRESHOLD): Remove.
5510 (LATENCY_FACTOR): Remove.
5511 (s390_get_unit_mask): Add unit.
5512 (s390_sched_score): Use fxd/fpd.
5513 (s390_sched_variable_issue): Use fxd/fpd.
5515 2019-03-12 Martin Liska <mliska@suse.cz>
5517 * config/i386/i386.c: Reword an error message.
5519 2019-03-12 Martin Jambor <mjambor@suse.cz>
5521 * cgraph.c (cgraph_node::dump): Dump more info for former thunks,
5522 terminate with newline.
5524 2019-03-12 Jakub Jelinek <jakub@redhat.com>
5527 * config/s390/s390.md (tabort): Use %wd instead of
5528 HOST_WIDE_INT_PRINT_DEC in error message, reword to avoid two capital
5529 letters and periods.
5530 * config/tilepro/tilepro.c (tilepro_print_operand): Use %wd in
5531 output_operand_lossage instead of HOST_WIDE_INT_PRINT_DEC, replace
5535 * builtins.c (expand_builtin_int_roundingfn,
5536 expand_builtin_int_roundingfn_2): Return NULL_RTX instead of
5537 gcc_unreachable if validate_arglist fails.
5539 2019-03-12 Richard Biener <rguenther@suse.de>
5541 PR tree-optimization/89664
5542 * tree-ssa-math-opts.c (execute_cse_reciprocals_1): Properly
5543 free the occurance tree after the early out.
5545 2019-03-11 Jakub Jelinek <jakub@redhat.com>
5549 * vr-values.c (vr_values::update_value_range): If
5550 old_vr->varying_p (), don't update it, make new_vr also VARYING
5553 2019-03-11 Martin Liska <mliska@suse.cz>
5555 * config/aarch64/aarch64.c (aarch64_override_options_internal):
5556 Fix double string quoting.
5558 2019-03-11 Martin Liska <mliska@suse.cz>
5560 * collect-utils.c (collect_wait): Wrap apostrophes
5561 in gcc internal format with %'.
5562 * collect2.c (main): Likewise.
5563 (scan_prog_file): Likewise.
5564 (scan_libraries): Likewise.
5565 * config/i386/i386.c (ix86_expand_call): Likewise.
5566 (ix86_handle_interrupt_attribute): Likewise.
5567 * config/nds32/nds32-intrinsic.c (nds32_expand_builtin_impl): Likewise.
5568 * config/nds32/nds32.c (nds32_insert_attributes): Likewise.
5569 * config/rl78/rl78.c (rl78_handle_saddr_attribute): Likewise.
5570 * lto-wrapper.c (find_crtoffloadtable): Likewise.
5571 * symtab.c (symtab_node::verify_base): Likewise.
5572 * tree-cfg.c (verify_gimple_label): Likewise.
5573 * tree.c (verify_type_variant): Likewise.
5575 2019-03-11 Martin Liska <mliska@suse.cz>
5577 * builtins.c (expand_builtin_thread_pointer): Wrap an option name
5578 in a string format message and fix GNU coding style.
5579 (expand_builtin_set_thread_pointer): Likewise.
5580 * common/config/aarch64/aarch64-common.c
5581 (aarch64_rewrite_selected_cpu): Likewise.
5582 * common/config/alpha/alpha-common.c (alpha_handle_option): Likewise.
5583 * common/config/arc/arc-common.c (arc_handle_option): Likewise.
5584 * common/config/arm/arm-common.c (arm_parse_fpu_option): Likewise.
5585 * common/config/bfin/bfin-common.c (bfin_handle_option): Likewise.
5586 * common/config/i386/i386-common.c (ix86_handle_option): Likewise.
5587 * common/config/ia64/ia64-common.c (ia64_handle_option): Likewise.
5588 * common/config/m68k/m68k-common.c (m68k_handle_option): Likewise.
5589 * common/config/msp430/msp430-common.c (msp430_handle_option): Likewise.
5590 * common/config/nds32/nds32-common.c (nds32_handle_option): Likewise.
5591 * common/config/powerpcspe/powerpcspe-common.c (rs6000_handle_option):
5593 * common/config/riscv/riscv-common.c
5594 (riscv_subset_list::parsing_subset_version): Likewise.
5595 (riscv_subset_list::parse_std_ext): Likewise.
5596 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
5597 (riscv_subset_list::parse): Likewise.
5598 * common/config/rs6000/rs6000-common.c (rs6000_handle_option): Likewise.
5599 * config/aarch64/aarch64.c (aarch64_parse_one_option_token): Likewise.
5600 (aarch64_override_options_internal): Likewise.
5601 (aarch64_validate_mcpu): Likewise.
5602 (aarch64_validate_march): Likewise.
5603 (aarch64_validate_mtune): Likewise.
5604 (aarch64_override_options): Likewise.
5605 * config/alpha/alpha.c (alpha_option_override): Likewise.
5606 * config/arc/arc.c (arc_init): Likewise.
5607 (parse_mrgf_banked_regs_option): Likewise.
5608 (arc_override_options): Likewise.
5609 (arc_expand_builtin_aligned): Likewise.
5610 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Likewise.
5611 (arm_expand_builtin): Likewise.
5612 * config/arm/arm.c (arm_option_check_internal): Likewise.
5613 (arm_configure_build_target): Likewise.
5614 (arm_option_override): Likewise.
5615 (arm_options_perform_arch_sanity_checks): Likewise.
5616 (arm_handle_cmse_nonsecure_entry): Likewise.
5617 (arm_handle_cmse_nonsecure_call): Likewise.
5618 (arm_tls_referenced_p): Likewise.
5619 (thumb1_expand_prologue): Likewise.
5620 * config/avr/avr.c (avr_option_override): Likewise.
5621 * config/bfin/bfin.c (bfin_option_override): Likewise.
5622 * config/c6x/c6x.c (c6x_option_override): Likewise.
5623 * config/cr16/cr16.c (cr16_override_options): Likewise.
5624 * config/cris/cris.c (cris_option_override): Likewise.
5625 * config/csky/csky.c (csky_handle_isr_attribute): Likewise.
5626 * config/darwin-c.c (macosx_version_as_macro): Likewise.
5627 * config/darwin.c (darwin_override_options): Likewise.
5628 * config/frv/frv.c (frv_expand_builtin): Likewise.
5629 * config/h8300/h8300.c (h8300_option_override): Likewise.
5630 * config/i386/i386.c (parse_mtune_ctrl_str): Likewise.
5631 (ix86_option_override_internal): Likewise.
5632 (warn_once_call_ms2sysv_xlogues): Likewise.
5633 (ix86_expand_prologue): Likewise.
5634 (split_stack_prologue_scratch_regno): Likewise.
5635 (ix86_warn_parameter_passing_abi): Likewise.
5636 * config/ia64/ia64.c (fix_range): Likewise.
5637 * config/m68k/m68k.c (m68k_option_override): Likewise.
5638 * config/microblaze/microblaze.c (microblaze_option_override): Likewise.
5639 * config/mips/mips.c (mips_emit_probe_stack_range): Likewise.
5640 (mips_set_compression_mode): Likewise.
5641 * config/mmix/mmix.c (mmix_option_override): Likewise.
5642 * config/mn10300/mn10300.c (mn10300_option_override): Likewise.
5643 * config/msp430/msp430.c (msp430_option_override): Likewise.
5644 * config/nds32/nds32.c (nds32_option_override): Likewise.
5645 * config/nios2/nios2.c (nios2_custom_check_insns): Likewise.
5646 (nios2_option_override): Likewise.
5647 (nios2_expand_custom_builtin): Likewise.
5648 * config/nvptx/mkoffload.c (main): Likewise.
5649 * config/nvptx/nvptx.c (diagnose_openacc_conflict): Likewise.
5650 * config/pa/pa.c (fix_range): Likewise.
5651 (pa_option_override): Likewise.
5652 * config/riscv/riscv.c (riscv_parse_cpu): Likewise.
5653 (riscv_option_override): Likewise.
5654 * config/rl78/rl78.c (rl78_option_override): Likewise.
5655 * config/rs6000/aix61.h: Likewise.
5656 * config/rs6000/aix71.h: Likewise.
5657 * config/rs6000/aix72.h: Likewise.
5658 * config/rs6000/driver-rs6000.c (elf_platform): Likewise.
5659 * config/rs6000/freebsd64.h: Likewise.
5660 * config/rs6000/linux64.h: Likewise.
5661 * config/rs6000/rs6000.c (rs6000_option_override_internal): Likewise.
5662 (rs6000_expand_zeroop_builtin): Likewise.
5663 (rs6000_expand_mtfsb_builtin): Likewise.
5664 (rs6000_expand_set_fpscr_rn_builtin): Likewise.
5665 (rs6000_expand_set_fpscr_drn_builtin): Likewise.
5666 (rs6000_invalid_builtin): Likewise.
5667 (rs6000_expand_split_stack_prologue): Likewise.
5668 * config/rs6000/rtems.h: Likewise.
5669 * config/rx/rx.c (valid_psw_flag): Likewise.
5670 (rx_expand_builtin): Likewise.
5671 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Likewise.
5672 * config/s390/s390.c (s390_expand_builtin): Likewise.
5673 (s390_function_profiler): Likewise.
5674 (s390_option_override_internal): Likewise.
5675 (s390_option_override): Likewise.
5676 * config/sh/sh.c (sh_option_override): Likewise.
5677 (sh_builtin_saveregs): Likewise.
5678 (sh_fix_range): Likewise.
5679 * config/sh/vxworks.h: Likewise.
5680 * config/sparc/sparc.c (sparc_option_override): Likewise.
5681 * config/spu/spu.c (spu_option_override): Likewise.
5682 (fix_range): Likewise.
5683 * config/visium/visium.c (visium_option_override): Likewise.
5684 (visium_handle_interrupt_attr): Likewise.
5685 * config/xtensa/xtensa.c (xtensa_option_override): Likewise.
5686 * dbgcnt.c (dbg_cnt_set_limit_by_name): Likewise.
5687 (dbg_cnt_process_opt): Likewise.
5688 * dwarf2out.c (output_dwarf_version): Likewise.
5689 * except.c (expand_eh_return): Likewise.
5690 * gcc.c (defined): Likewise.
5691 (driver_handle_option): Likewise.
5692 (process_command): Likewise.
5693 (compare_files): Likewise.
5694 (driver::prepare_infiles): Likewise.
5695 (driver::do_spec_on_infiles): Likewise.
5696 (driver::maybe_run_linker): Likewise.
5697 * omp-offload.c (oacc_parse_default_dims): Likewise.
5698 * opts-global.c (handle_common_deferred_options): Likewise.
5699 * opts.c (parse_sanitizer_options): Likewise.
5700 (common_handle_option): Likewise.
5701 (enable_warning_as_error): Likewise.
5702 * passes.c (enable_disable_pass): Likewise.
5703 * plugin.c (parse_plugin_arg_opt): Likewise.
5704 (default_plugin_dir_name): Likewise.
5705 * targhooks.c (default_expand_builtin_saveregs): Likewise.
5706 (default_pch_valid_p): Likewise.
5707 * toplev.c (init_asm_output): Likewise.
5708 (process_options): Likewise.
5709 (toplev::run_self_tests): Likewise.
5710 * tree-cfg.c (verify_gimple_call): Likewise.
5711 * tree-inline.c (inline_forbidden_p_stmt): Likewise.
5712 (tree_inlinable_function_p): Likewise.
5713 * var-tracking.c (vt_find_locations): Likewise.
5715 2019-03-11 Andreas Krebbel <krebbel@linux.ibm.com>
5717 * config/s390/s390.c (s390_expand_builtin): Do the copy_to_reg not
5718 only on the else branch.
5720 2019-03-11 Martin Liska <mliska@suse.cz>
5722 * gcov.c (output_intermediate_json_line): Print function
5724 (output_json_intermediate_file): Add new argument.
5725 * doc/gcov.texi: Document the change.
5727 2019-03-11 Eric Botcazou <ebotcazou@adacore.com>
5729 PR rtl-optimization/89588
5730 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
5731 explicit unrolling factor more robust.
5733 2019-03-11 Richard Biener <rguenther@suse.de>
5735 PR tree-optimization/89649
5736 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
5737 * tree-vect-loop-manip.c (vect_do_peeling): Unset force_vectorize
5738 on the prolog and epilog loops.
5739 (vect_loop_versioning): Return copy of loop.
5740 * tree-vect-loop.c (vect_transform_loop): Unset force_vectorize
5741 on the non-vectorized version of the loop.
5743 2019-03-10 Uroš Bizjak <ubizjak@gmail.com>
5746 * config/i386/sse.md (*vec_extractv2di_0_sse):
5747 Add (=r,x) alternative and corresponding splitter.
5749 2019-03-10 Martin Jambor <mjambor@suse.cz>
5751 PR tree-optimization/85762
5752 PR tree-optimization/87008
5753 PR tree-optimization/85459
5754 * tree-sra.c (contains_vce_or_bfcref_p): New parameter, set the bool
5755 it points to if there is a type changing MEM_REF. Adjust all callers.
5756 (build_accesses_from_assign): Disable total scalarization if
5757 contains_vce_or_bfcref_p returns true through the new parameter, for
5760 2019-03-09 Jakub Jelinek <jakub@redhat.com>
5763 * attribs.c (handle_dll_attribute): Don't clear TREE_STATIC for
5764 dllimport on VAR_DECLs with RECORD_TYPE or UNION_TYPE DECL_CONTEXT.
5767 * common.opt (fdiagnostics-show-labels,
5768 fdiagnostics-show-line-numbers, fdiagnostics-format=,
5769 fdiagnostics-minimum-margin-width=, fgnat-encodings=, gas-loc-support,
5770 gas-locview-support, ginline-points, ginternal-reset-location-views):
5771 Terminate description text with a dot.
5772 * config/microblaze/microblaze.opt (mxl-prefetch): Likewise.
5773 * config/mcore/mcore.opt (m210, m340): Likewise.
5774 * config/epiphany/epiphany.opt (mprefer-short-insn-regs, mcmove,
5775 mnops=): Start description text with a capital letter.
5776 * config/arc/arc.opt (msize-level=): Likewise.
5777 * config/sh/sh.opt (minline-ic_invalidate): Likewise.
5778 * config/rs6000/sysv4.opt (mno-toc, mtoc, mno-traceback, mshlib,
5780 * config/ft32/ft32.opt (msim): Likewise.
5781 (mft32b, mcompress): Likewise. Terminate description text with a dot.
5782 (mnodiv, mnopm): Terminate description text with a dot.
5783 * config/c6x/c6x.opt (c6x_sdata): Terminate Enum description with
5785 * config/i386/i386.opt (prefer_vector_width, instrument_return):
5787 * config/rx/rx.opt (nofpu): Remove trailing spaces from description
5790 PR rtl-optimization/89634
5791 * cfgcleanup.c (thread_jump): Punt if registers mentioned in cond1
5792 are modified in BB_END (e->src) instruction.
5794 2019-03-08 David Malcolm <dmalcolm@redhat.com>
5797 * config/i386/i386.c (ix86_set_current_function): Make "sorry"
5798 messages more amenable to translation, and improve wording.
5800 2019-03-08 Bill Schmidt <wschmidt@linux.ibm.com>
5802 * config/rs6000/rs6000-p8swap.c (rs6000_analyze_swaps): Rebuild
5803 ud- and du-chains between phases.
5805 2019-03-08 Richard Sandiford <richard.sandiford@arm.com>
5808 * dwarf2cfi.c (dwarf2out_frame_debug_expr): Use CONST_POLY_INT
5809 instead of POLY_INT_CST.
5811 2019-03-08 Andre Vieira <andre.simoesdiasvieira@arm.com>
5813 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): Add TARGET_VFP_DOUBLE
5816 2019-03-08 Uroš Bizjak <ubizjak@gmail.com>
5821 * config/i386/emmintrin.h (_mm_loadu_si64): New intrinsic.
5822 (_mm_storeu_si64): Ditto.
5824 2019-03-08 Martin Liska <mliska@suse.cz>
5827 * config/i386/i386.c (ix86_option_override_internal): Disable
5828 jump tables when retpolines are used.
5830 2019-03-08 Jan Hubicka <hubicka@ucw.cz>
5833 * ipa-split.c (execute_split_functions): Do not split
5834 'noinline' or 'section' function.
5836 2019-03-08 Jakub Jelinek <jakub@redhat.com>
5839 * config/s390/s390.c (s390_const_operand_ok): Use %wu instead of
5840 HOST_WIDE_INT_PRINT_UNSIGNED and %wd instead of
5841 HOST_WIDE_INT_PRINT_DEC. Formatting fixes.
5844 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
5845 from diagnostics. Formatting fixes.
5848 * ipa-devirt.c (odr_types_equivalent_p): Fix grammar in
5849 warn_odr diagnostics.
5852 * lra-constraints.c (process_alt_operands): Avoid one space before
5853 " at the end of line and another after " on another line in a string
5855 * attribs.c (handle_dll_attribute): Likewise.
5856 * config/avr/avr-devices.c (avr_texinfo): Likewise.
5858 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Don't wrap
5859 warning_at or inform messages in G_() if there is no ?:.
5861 PR tree-optimization/89550
5862 * builtins.c (c_strlen): Only set TREE_NO_WARNING if warning_at
5863 returned true. Formatting fixes.
5864 (expand_builtin_strnlen): Formatting fixes.
5865 * tree-vrp.c (vrp_prop::check_mem_ref): Only set TREE_NO_WARNING
5866 if warning_at returned true.
5867 * tree-cfg.c (pass_warn_function_return::execute): Likewise.
5869 2019-03-08 Richard Biener <rguenther@suse.de>
5872 * cfgloop.h (struct loop): Add owned_clique field.
5873 * cfgloopmanip.c (copy_loop_info): Copy it.
5874 * tree-cfg.c (gimple_duplicate_bb): Do not remap owned_clique
5876 * tree-inline.c (copy_loops): Remap owned_clique.
5877 * lto-streamer-in.c (input_cfg): Stream owned_clique.
5878 * lto-streamer-out.c (output_cfg): Likewise.
5880 2019-03-08 Jakub Jelinek <jakub@redhat.com>
5883 * config/darwin.c: Include intl.h.
5884 (darwin_build_constant_cfstring): Improve i18n of diagnostics by not
5885 composing the message out of two separate parts.
5887 2019-03-07 Jakub Jelinek <jakub@redhat.com>
5890 * config/i386/i386.c (ix86_set_func_type): Make sure diagnostics
5891 doesn't start with a capital letter and doesn't end with a dot.
5892 (ix86_function_arg_boundary): Make sure diagnostics doesn't start
5893 with a capital letter.
5894 (ix86_mangle_function_version_assembler_name): Likewise.
5895 (ix86_generate_version_dispatcher_body): Likewise.
5896 (fold_builtin_cpu): Likewise.
5897 (get_builtin_code_for_version): Likewise. Remove extraneous space.
5898 (ix86_handle_interrupt_attribute): Make the diagnostics easier for
5899 translators, wrap full type name in %qs.
5901 PR translation/79999
5902 * gimplify.c (gimplify_omp_ordered): Reword diagnostics to talk about
5903 depend clause with source (or sink) modifier.
5904 * omp-expand.c (expand_omp_ordered_sink): Likewise.
5907 * config/i386/sse.md (avx512f_mov<ssescalarmodelower>_mask,
5908 *avx512f_load<mode>_mask, avx512f_store<mode>_mask): New define_insns.
5909 (avx512f_load<mode>_mask): New define_expand.
5910 * config/i386/i386-builtin.def (__builtin_ia32_loadsd_mask,
5911 __builtin_ia32_loadss_mask, __builtin_ia32_storesd_mask,
5912 __builtin_ia32_storess_mask, __builtin_ia32_movesd_mask,
5913 __builtin_ia32_movess_mask): New builtins.
5914 * config/i386/avx512fintrin.h (_mm_mask_load_ss, _mm_maskz_load_ss,
5915 _mm_mask_load_sd, _mm_maskz_load_sd, _mm_mask_move_ss,
5916 _mm_maskz_move_ss, _mm_mask_move_sd, _mm_maskz_move_sd,
5917 _mm_mask_store_ss, _mm_mask_store_sd): New intrinsics.
5919 2019-03-07 Martin Jambor <mjambor@suse.cz>
5922 * ipa-cp.c (perform_estimation_of_a_value): Account zero time benefit
5923 for extern inline functions.
5925 2019-03-07 Martin Jambor <mjambor@suse.cz>
5928 * cgraph.h (cgraph_node): New inline method former_thunk_p.
5929 * cgraph.c (cgraph_node::dump): Dump a note if node is a former thunk.
5930 (clone_of_p): Treat expanded thunks like thunks, be optimistic if they
5931 have multiple callees. At the end check if declarations match as
5932 opposed to cgraph_nodes.
5934 2019-03-07 Martin Liska <mliska@suse.cz>
5936 * cgraph.c (cgraph_node::verify_node): Verify with a neighbour
5937 which is equivalent to searching for this in clones chain.
5938 * symtab.c (symtab_node::verify_base): Similarly compare ASM
5939 names with a neighbour and special case first node in a chain.
5941 2019-01-25 Jason Merrill <jason@redhat.com>
5943 PR c++/80916 - spurious "static but not defined" warning.
5944 * gimple-fold.c (can_refer_decl_in_current_unit_p): Return false
5945 for an internal symbol with DECL_EXTERNAL.
5947 2019-04-07 Richard Biener <rguenther@suse.de>
5950 * cfgloopmanip.c (copy_loop_info): Copy forgotten fields.
5951 * tree-inline.c (copy_loops): Simplify.
5953 2019-03-07 Martin Liska <mliska@suse.cz>
5955 * dwarf2out.c (add_AT_vms_delta): Revert function removal.
5957 2019-03-07 Richard Biener <rguenther@suse.de>
5959 PR tree-optimization/89595
5960 * tree-ssa-dom.c (dom_opt_dom_walker::optimize_stmt): Take
5961 stmt iterator as reference, take boolean output parameter to
5962 indicate whether the stmt was removed and thus the iterator
5964 (dom_opt_dom_walker::before_dom_children): Re-iterate over
5965 stmts created by folding.
5967 2019-03-07 Jakub Jelinek <jakub@redhat.com>
5970 * doc/extend.texi (Basic Asm): Document qualifiers are not allowed
5973 2019-03-06 Peter Bergner <bergner@linux.ibm.com>
5975 PR rtl-optimization/88845
5976 * config/rs6000/rs6000.c (rs6000_emit_move_si_sf_subreg): Enable during
5978 * lra.c (remove_scratches_1): New function.
5979 (remove_scratches): Use it.
5980 (lra_emit_move): Likewise.
5982 2019-03-06 Claudiu Zissulescu <claziss@synopsys.com>
5984 * config/arc/arc-c.def (__ARC_UNALIGNED__): Set it on
5985 unaligned_access variable.
5986 * config/arc/arc.c (arc_override_options): Set unaligned access
5987 default on for HS CPUs.
5988 * config/arc/arc.h (STRICT_ALIGNMENT): Fix logic.
5990 2019-03-06 Martin Liska <mliska@suse.cz>
5992 PR gcov-profile/89577
5993 * doc/gcov.texi: Prefer to use --coverage.
5994 * doc/sourcebuild.texi: Likewise.
5996 2019-03-02 Jason Merrill <jason@redhat.com>
5998 PR c++/86485 - -Wmaybe-unused with empty class ?:
5999 * gimplify.c (gimplify_cond_expr): Use INIT_EXPR.
6001 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6004 * config/rs6000/t-linux (MULTIARCH_DIRNAME): Set to non-empty only
6008 * builtins.c (maybe_emit_free_warning): Punt if free doesn't have
6009 exactly one argument.
6011 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6012 Richard Sandiford <richard.sandiford@arm.com>
6014 PR tree-optimization/89570
6015 * match.pd (vec_cond into cond_op simplification): Don't use
6016 get_conditional_internal_fn, use as_internal_fn (cond_op).
6018 2019-03-05 Wilco Dijkstra <wdijkstr@arm.com>
6021 * config/arm/arm.md (movsi): Use targetm.cannot_force_const_mem
6022 to decide when to split off a non-zero offset from a symbol.
6023 * config/arm/arm.c (arm_cannot_force_const_mem): Disallow offsets
6024 in function symbols.
6026 2019-03-05 Richard Biener <rguenther@suse.de>
6028 PR tree-optimization/89594
6029 * tree-if-conv.c (pass_if_conversion::execute): Handle
6030 case where .LOOP_VECTORIZED_FUNCTION was removed.
6032 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6035 * fold-const.c (fold_checksum_tree): Don't use fixed size buffer,
6036 instead alloca it only when needed with the needed size.
6038 PR tree-optimization/89570
6039 * match.pd (vec_cond into cond_op simplification): Guard with
6040 vectorized_internal_fn_supported_p test and #if GIMPLE.
6042 PR tree-optimization/89566
6043 * gimple-ssa-sprintf.c (sprintf_dom_walker::handle_gimple_call):
6044 Set info.fncode to BUILT_IN_NONE if gimple_call_builtin_p failed.
6045 Punt if get_user_idx_format succeeds, but idx_format argument is
6046 not provided or doesn't have pointer type, or if idx_args is above
6047 number of provided arguments.
6049 2019-03-04 Wilco Dijkstra <wdijkstr@arm.com>
6051 PR tree-optimization/89437
6052 * match.pd: Use lt in sin(atan(x)) and cos(atan(x)) simplifications.
6054 2019-03-04 Richard Biener <rguenther@suse.de>
6057 * tree-scalar-evolution.c: (get_loop_exit_condition): Use
6060 2019-03-04 Bin Cheng <bin.cheng@linux.alibaba.com>
6062 PR tree-optimization/89487
6063 * tree-loop-distribution.c (has_nonaddressable_dataref_p): New.
6064 (create_rdg_vertices): Compute has_nonaddressable_dataref_p.
6065 (distribute_loop): Don't do runtime alias check if there is non-
6066 addressable data reference.
6067 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Check if VAR_DECL
6068 is a register variable.
6070 2019-03-02 Jakub Jelinek <jakub@redhat.com>
6073 * config/arm/arm.md (cmpsi2_addneg): Use
6074 trunc_int_for_mode (-INTVAL (...), SImode) instead of -INTVAL (...).
6075 If operands[2] is 0 or INT_MIN, force use of subs.
6076 (*compare_scc splitter): Use gen_int_mode.
6077 (*negscc): Likewise.
6078 * config/arm/thumb2.md (*thumb2_negscc): Likewise.
6080 2019-03-01 Kito Cheng <kito.cheng@gmail.com>
6081 Monk Chiang <sh.chiang04@gmail.com>
6083 * common/config/riscv/riscv-common.c: Include sstream.
6084 (riscv_subset_list::to_string): New.
6085 (riscv_arch_str): Likewise.
6086 * config.gcc (riscv*-*-*): Handle --with-riscv-attribute=
6088 * config/riscv/riscv-protos.h (riscv_arch_str): New.
6089 * config/riscv/riscv.c (INCLUDE_STRING): Defined.
6090 (riscv_emit_attribute): New.
6091 (riscv_file_start): Emit attribute if needed.
6092 (riscv_option_override): Init riscv_emit_attribute_p.
6093 * config/riscv/riscv.opt (mriscv-attribute): New option.
6094 * configure.ac (riscv*-*-*): Check binutils is supporting ELF
6096 * doc/install.texi: Document --with-riscv-attribute.
6097 * doc/invoke.texi: Document -mriscv-attribute.
6099 * common/config/riscv/riscv-common.c:
6100 Include config/riscv/riscv-protos.h.
6101 (INCLUDE_STRING): Defined.
6102 (RISCV_DONT_CARE_VERSION): Defined.
6103 (riscv_subset_t): Declare.
6104 (riscv_subset_t::riscv_subset_t): New.
6105 (riscv_subset_list): Declare.
6106 (riscv_subset_list::riscv_subset_list): New.
6107 (riscv_subset_list::~riscv_subset_list): Likewise.
6108 (riscv_subset_list::parsing_subset_version): Likewise.
6109 (riscv_subset_list::parse_std_ext): Likewise.
6110 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
6111 (riscv_subset_list::add): Likewise.
6112 (riscv_subset_list::lookup): Likewise.
6113 (riscv_subset_list::xlen): Likewise.
6114 (riscv_subset_list::parse): Likewise.
6115 (riscv_supported_std_ext): Likewise.
6116 (current_subset_list): Likewise.
6117 (riscv_parse_arch_string): Using riscv_subset_list::parse to
6120 2019-03-01 Segher Boessenkool <segher@kernel.crashing.org>
6122 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
6123 rs6000_dejagnu_cpu_index is set, use that to override rs6000_cpu_index.
6124 * config/rs6000/rs6000.opt (mdejagnu-cpu=): New option.
6126 2019-03-01 Alexander Monakov <amonakov@ispras.ru>
6128 PR rtl-optimization/85899
6129 * haifa-sched.c (find_fallthru_edge_from): Relax assert to account for
6130 fallthru edges leading to the exit block.
6132 2019-03-01 Tamar Christina <tamar.christina@arm.com>
6135 * config/aarch64/aarch64-option-extensions.def (fp, simd, crypto, fp16,
6136 rdma, dotprod, sha2, sha3, sm4, fp16fml, sve): Collapse line.
6138 2019-03-01 Richard Sandiford <richard.sandiford@arm.com>
6140 PR tree-optimization/89535
6141 * tree-vect-stmts.c (vectorizable_call): Record the vector types
6142 for each operand. Calculate the fallback choice for mask operands
6143 and pass it to vect_get_vec_def_for_operand.
6145 2019-03-01 Richard Biener <rguenther@suse.de>
6148 * tree-ssa-operands.c (add_stmt_operand): CONST_DECL may
6149 get virtual operands.
6150 (get_expr_operands): Handle CONST_DECL like other decls.
6152 2019-03-01 Jakub Jelinek <jakub@redhat.com>
6155 * fold-const.c (fold_checksum_tree): Ignore TREE_NO_WARNING bit
6156 on DECL_P and EXPR_P.
6158 2019-03-01 Richard Biener <rguenther@suse.de>
6161 * tree-cfgcleanup.h (cleanup_tree_cfg): Add SSA update flags
6162 argument, defaulted to zero.
6163 * passes.c (execute_function_todo): Pass down SSA update flags
6164 to cleanup_tree_cfg.
6165 * tree-cfgcleanup.c: Include tree-into-ssa.h and tree-cfgcleanup.h.
6166 (cleanup_tree_cfg_noloop): After cleanup_control_flow_pre update SSA
6168 (cleanup_tree_cfg): Get and pass down SSA update flags.
6170 2019-03-01 Jakub Jelinek <jakub@redhat.com>
6173 * dwarf2out.c (output_comdat_type_unit): Add ATTRIBUTE_UNUSED to
6174 early_lto_debug argument.
6176 2019-02-28 Eric Botcazou <ebotcazou@adacore.com>
6178 PR tree-optimization/89536
6179 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_NOT_EXPR>: Test
6180 only whether bit #0 of the value is 0 instead of the entire value.
6182 2019-02-28 Marek Polacek <polacek@redhat.com>
6184 PR c++/87068 - missing diagnostic with fallthrough statement.
6185 * gimplify.c (expand_FALLTHROUGH_r): If IFN_FALLTHROUGH was found
6186 at the end of a seq, save its location to walk_stmt_info.
6187 (expand_FALLTHROUGH): Warn if IFN_FALLTHROUGH is at the end of
6190 2019-02-28 Jan Hubicka <hubicka@ucw.cz>
6193 * tree.c (find_atomic_core_type): Move ahead in file.
6194 (check_base_type): Correctly compare alignments of atomic types.
6196 2019-02-28 H.J. Lu <hongjiu.lu@intel.com>
6199 * config/i386/i386.c (get_builtin_code_for_version): Identify
6200 Westmere from PCLMUL, instead of AES.
6202 2019-02-28 Jakub Jelinek <jakub@redhat.com>
6205 * config/arm/arm.md (*subsi3_carryin_compare_const): Use
6206 trunc_int_for_mode (-INTVAL (...), SImode), just instead of
6209 2019-02-28 Tamar Christina <tamar.christina@arm.com>
6212 * config/aarch64/aarch64-option-extensions.def: Document it.
6213 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Skip feature
6216 2019-02-28 Jakub Jelinek <jakub@redhat.com>
6219 * convert.c (convert_to_real_1, convert_to_integer_1): Punt for
6220 builtins if they don't have a single scalar floating point argument.
6223 2019-02-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
6225 PR rtl-optimization/89490
6226 * varasm.c (get_block_for_section): Bail out for mergeable sections.
6227 (default_use_anchors_for_symbol_p, output_object_block): Assert the
6228 block section is not mergeable.
6230 2019-02-27 Jakub Jelinek <jakub@redhat.com>
6233 * config/arm/arm.md (arm_casesi_internal): New define_expand. Rename
6234 old define_insn to ...
6235 (*arm_casesi_internal): ... this. Add mode to LABEL_REFs.
6236 * config/arm/thumb2.md (thumb2_casesi_internal): New define_expand.
6237 Rename old define_insn to ...
6238 (*thumb2_casesi_internal): ... this. Add mode to LABEL_REFs.
6239 (thumb2_casesi_internal_pic): New define_expand. Rename old
6241 (*thumb2_casesi_internal_pic): ... this. Add mode to LABEL_REFs.
6242 * config/aarch64/aarch64.md (casesi): Create the casesi_dispatch
6243 MEM manually here, set MEM_READONLY_P and MEM_NOTRAP_P on it.
6245 2019-02-27 Richard Biener <rguenther@suse.de>
6248 * dwarf2out.c (use_debug_types): Disable when in_lto_p.
6250 2019-02-27 Richard Biener <rguenther@suse.de>
6252 * passes.c (should_skip_pass_p): Do not skip cgraph-edge
6255 2019-02-27 Richard Biener <rguenther@suse.de>
6258 * dwarf2out.c (output_comdat_type_unit): Add early_lto_debug
6259 parameter, prefix section name with .gnu.debuglto_ if true.
6260 (dwarf2out_finish): Pass false to output_comdat_type_unit.
6261 (dwarf2out_early_finish): Pass true to output_comdat_type_unit.
6263 2019-02-27 Richard Biener <rguenther@suse.de>
6266 * dwarf2out.c (size_of_die): Key on AT_ref (a)->comdat_type_p
6267 rather than on use_debug_types, doing what output_die does.
6268 (value_format): Likewise.
6270 2019-02-27 Martin Jambor <mjambor@suse.cz>
6271 Martin Sebor <msebor@redhat.com>
6273 * doc/invoke.texi (Warning Options): Reword description of
6274 -Wno-absolute-value.
6276 2019-02-27 Jakub Jelinek <jakub@redhat.com>
6278 PR tree-optimization/89280
6279 * tree-cfgcleanup.c (maybe_dead_abnormal_edge_p,
6280 builtin_setjmp_setup_bb): New functions.
6281 (cleanup_control_flow_pre): Ignore maybe_dead_abnormal_edge_p edges.
6282 When visiting __builtin_setjmp_setup block, queue in special
6283 setjmp_vec vector edges from .ABNORMAL_DISPATCHER to corresponding
6284 __builtin_setjmp_receiver. Remove .ABNORMAL_DISPATCHER basic blocks
6285 from visited after the loop if they don't have any visited successor
6288 2018-02-26 Steve Ellcey <sellcey@marvell.com>
6290 * config/aarch64/aarch64.c (aarch64_get_multilib_abi_name):
6292 (TARGET_GET_MULTILIB_ABI_NAME): New macro.
6294 2019-02-26 Jakub Jelinek <jakub@redhat.com>
6297 * tree.c (valid_constant_size_p): Deal with size INTEGER_CSTs
6298 with types other than sizetype/ssizetype.
6300 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
6302 * config/sparc/sparc-opts.h (enum processor_type): Rename to...
6303 (enum sparc_processor_type): ...this.
6304 (enum sparc_code_model_type): New enumeration type.
6305 (enum sparc_memory_model_type): Tweak comments.
6306 * config/sparc/sparc.opt (mcpu): Adjust to above renaming.
6308 (mcmodel): Use sparc_code_model enumeration and variable.
6309 (sparc_code_model): New enumeration.
6310 (mdebug): Add Undocumented marker.
6311 * config/sparc/sparc.h (enum cmodel): Delete.
6312 (sparc_cmodel): Likewise.
6313 (TARGET_CM_MEDLOW): Adjust to above renaming.
6314 (TARGET_CM_MEDMID): Likewise.
6315 (TARGET_CM_MEDANY): Likewise.
6316 (TARGET_CM_EMBMEDANY): Likewise.
6317 * config/sparc/sparc.c (sparc_cmodel): Delete.
6318 (sparc_option_override): Remove string/value mapping support for the
6319 code model. Move code and memory model support to after the handling
6320 of target flags. Do private machine setup last.
6321 (sparc_emit_set_symbolic_const64): Use sparc_code_model.
6322 (sparc_legitimize_reload_address): Likewise.
6323 (sparc_output_mi_thunk): Likewise.
6324 * config/sparc/sparc.md (cpu): Adjust comment to above renaming.
6326 2019-02-26 Jakub Jelinek <jakub@redhat.com>
6328 PR tree-optimization/89500
6329 * tree-ssa-strlen.c (stridx_strlenloc): Adjust comment.
6330 (handle_builtin_strlen): Remove noncst_bound variable. Always
6331 optimize strnlen (x, 0) to 0. Optimize strnlen (x, cst) to
6332 cst if the first cst bytes starting at x are known to be non-zero,
6333 even if the string is not zero terminated. Don't try to modify
6334 *si for strnlen. Update strlen_to_stridx only for strlen or if
6335 we can prove strnlen returns the same value as strlen would.
6337 2019-02-26 Martin Liska <mliska@suse.cz>
6339 * alloc-pool.h (struct pool_usage): Remove extra
6341 * bitmap.h (struct bitmap_usage): Likewise.
6342 * ggc-common.c (struct ggc_usage): Likewise.
6343 * mem-stats.h (struct mem_usage): Likewise.
6344 (mem_alloc_description::dump): Print dash lines
6345 here and repeat header at the end of a table report.
6346 It's then more readable.
6347 * tree-phinodes.c (phinodes_print_statistics): Make
6348 horizontal alignment.
6349 * tree-ssanames.c (ssanames_print_statistics): Likewise.
6350 * vec.c (struct vec_usage): Remove extra print_dash_line.
6351 * vec.h (vec_safe_grow_cleared): Pass PASS_MEM_STAT.
6353 2019-02-26 Uroš Bizjak <ubizjak@gmail.com>
6355 * doc/extend.texi (__builtin_object_size):
6356 Use @pxref instead of @xref inside parenthesis.
6357 (__builtin_has_attribute): Add missing comma after @xref.
6358 (__builtin_object_size): Ditto.
6359 * doc/md.texi (cond_*{mode}): Use @samp instead of @var around op1[i].
6360 * fortran/invoke.texi (-ffpe-trap): Use @var for every item
6363 2019-02-26 Jeff Law <law@redhat.com>
6365 PR rtl-optimization/87761
6366 * regcprop.c (copyprop_hardreg_forward_1): Use REG_UNUSED notes to
6367 detect obviously dead insns and delete them.
6369 2019-02-26 Richard Biener <rguenther@suse.de>
6371 PR tree-optimization/89505
6372 * tree-ssa-structalias.c (compute_dependence_clique): Make sure
6373 to handle restrict pointed-to vars with multiple subvars
6376 2019-02-26 Richard Biener <rguenther@suse.de>
6378 PR tree-optimization/89489
6379 * tree-parloops.c (create_loop_fn): Copy over last_clique.
6381 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
6383 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_IOR_EXPR>: Fix
6384 and move around comment.
6385 <BIT_AND_EXPR>: Likewise.
6386 <BIT_NOT_EXPR>: Add specific handling for boolean types.
6388 2019-02-26 Jakub Jelinek <jakub@redhat.com>
6391 * config/i386/i386.c (remove_partial_avx_dependency): Call
6392 df_analyze etc. before creation of the v4sf_const0 pseudo, rather than
6393 after changing possibly many instructions to use that pseudo. Fix up
6394 insertion of v4sf_const0 setter at the start of bb.
6396 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
6399 * doc/extend.texi (Variadic Pointer Args): New section.
6401 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
6402 Martin Sebor <msebor@gmail.com>
6404 * common.opt (Wattribute-alias): Likewise.
6405 * doc/invoke.texi (Option Summary): List general form of
6406 -Wattribute-alias=. List positive form of -Wmissing-attributes.
6407 (-Wmissing-attributes): Invert entry, rewrite and correct default.
6408 Add cross-references.
6409 (-Wattribute-alias): Rewrite and correct default. Mention
6410 considered attributes (same as for -Wmissing-attributes).
6412 2019-02-25 Paul A. Clarke <pc@us.ibm.com>
6414 * config/rs6000/emmintrin.h (_mm_cvtpd_epi32): Fix big endian.
6415 (_mm_cvtpd_ps): Likewise.
6416 (_mm_cvttpd_epi32): Likewise.
6419 * config/rs6000/xmmintrin.h (_mm_cvtss_f32): Fix type mismatch.
6420 (_mm_cvt_ss2si): Fix type mismatch and 32-bit.
6423 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Fix 32-bit.
6425 2019-02-25 Tamar Christina <tamar.christina@arm.com>
6428 * common/config/aarch64/aarch64-common.c
6429 (struct aarch64_option_extension): Add is_synthetic.
6430 (all_extensions): Use it.
6431 (TARGET_OPTION_INIT_STRUCT): Define hook.
6432 (struct gcc_targetm_common): Moved to end.
6433 (all_extensions_by_on): New.
6434 (opt_ext_cmp, typedef opt_ext): New.
6435 (aarch64_option_init_struct): New.
6436 (aarch64_contains_opt): New.
6437 (aarch64_get_extension_string_for_isa_flags): Output smallest set.
6438 * config/aarch64/aarch64-option-extensions.def
6439 (AARCH64_OPT_EXTENSION): Explicitly include AES and SHA2 in crypto.
6440 (fp, simd, crc, lse, fp16, rcpc, rdma, dotprod, aes, sha2, sha3,
6441 sm4, fp16fml, sve, profile, rng, memtag, sb, ssbs, predres):
6442 Set is_synthetic to false.
6443 (crypto): Set is_synthetic to true.
6444 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Add
6447 2019-02-25 Tamar Christina <tamar.christina@arm.com>
6449 * config/arm/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
6450 vfmlal_high_u32, vfmlsl_high_u32, vfmlalq_low_u32, vfmlslq_low_u32,
6451 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
6452 vfmlal_lane_high_u32, vfmlalq_laneq_low_u32, vfmlalq_lane_low_u32,
6453 vfmlal_laneq_low_u32, vfmlalq_laneq_high_u32, vfmlalq_lane_high_u32,
6454 vfmlal_laneq_high_u32, vfmlsl_lane_low_u32, vfmlsl_lane_high_u32,
6455 vfmlslq_laneq_low_u32, vfmlslq_lane_low_u32, vfmlsl_laneq_low_u32,
6456 vfmlslq_laneq_high_u32, vfmlslq_lane_high_u32, vfmlsl_laneq_high_u32):
6458 (vfmlal_low_f16, vfmlsl_low_f16, vfmlal_high_f16, vfmlsl_high_f16,
6459 vfmlalq_low_f16, vfmlslq_low_f16, vfmlalq_high_f16, vfmlslq_high_f16,
6460 vfmlal_lane_low_f16, vfmlal_lane_high_f16, vfmlalq_laneq_low_f16,
6461 vfmlalq_lane_low_f16, vfmlal_laneq_low_f16, vfmlalq_laneq_high_f16,
6462 vfmlalq_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_lane_low_f16,
6463 vfmlsl_lane_high_f16, vfmlslq_laneq_low_f16, vfmlslq_lane_low_f16,
6464 vfmlsl_laneq_low_f16, vfmlslq_laneq_high_f16, vfmlslq_lane_high_f16,
6465 vfmlsl_laneq_high_f16): ... To this.
6466 * config/arm/neon.md: Update comments.
6468 2019-02-25 Tamar Christina <tamar.christina@arm.com>
6470 * config/aarch64/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
6471 vfmlalq_low_u32, vfmlslq_low_u32, vfmlal_high_u32, vfmlsl_high_u32,
6472 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
6473 vfmlsl_lane_low_u32, vfmlal_laneq_low_u32, vfmlsl_laneq_low_u32,
6474 vfmlalq_lane_low_u32, vfmlslq_lane_low_u32, vfmlalq_laneq_low_u32,
6475 vfmlslq_laneq_low_u32, vfmlal_lane_high_u32, vfmlsl_lane_high_u32,
6476 vfmlal_laneq_high_u32, vfmlsl_laneq_high_u32, vfmlalq_lane_high_u32,
6477 vfmlslq_lane_high_u32, vfmlalq_laneq_high_u32, vfmlslq_laneq_high_u32):
6479 (vfmlal_low_f16, vfmlsl_low_f16, vfmlalq_low_f16, vfmlslq_low_f16,
6480 vfmlal_high_f16, vfmlsl_high_f16, vfmlalq_high_f16, vfmlslq_high_f16,
6481 vfmlal_lane_low_f16, vfmlsl_lane_low_f16, vfmlal_laneq_low_f16,
6482 vfmlsl_laneq_low_f16, vfmlalq_lane_low_f16, vfmlslq_lane_low_f16,
6483 vfmlalq_laneq_low_f16, vfmlslq_laneq_low_f16, vfmlal_lane_high_f16,
6484 vfmlsl_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_laneq_high_f16,
6485 vfmlalq_lane_high_f16, vfmlslq_lane_high_f16, vfmlalq_laneq_high_f16,
6486 vfmlslq_laneq_high_f16): ... To this.
6488 2019-02-25 Alexander Monakov <amonakov@ispras.ru>
6490 PR rtl-optimization/86096
6491 * df-scan.c (df_mw_compare): Do not check mw_reg fields when
6492 comparing mw_order values.
6494 2019-02-25 Jakub Jelinek <jakub@redhat.com>
6497 * config/arm/arm.md (*subsi3_carryin_const): Use
6498 arm_neg_immediate_operand predicate instead of
6499 arm_not_immediate_operand, "L" constraint instead of "K" and
6500 print it using %n2 instead of %B2.
6501 (*subsi3_carryin_const0): New define_insn.
6502 (*subsi3_carryin_compare_const): Use const_int_I_operand predicate
6503 instead of arm_not_operand and "I" constraint instead of "K" and
6504 print it using %n3 instead of %B2. Instead of using match_dup 2 add
6505 another match_operand and in the condition check that it is negation
6507 (*subsi3_carryin_compare_const0): New define_ins.
6508 (*subdi_di_zesidi): Adjust to use *subsi3_carryin_const0 instead of
6509 *subsi3_carryin_const.
6510 (*arm_cmpdi_insn): Fix splitting into *subsi3_carryin_compare_const,
6511 split into *subsi3_carryin_compare_const0 if the highpart is zero.
6514 * config/arm.vfp.md (*negdf2_vfp): Use
6515 gen_int_mode (0x80000000, SImode) instead of GEN_INT (0x80000000).
6516 * config/arm/neon.md (neon_copysignf<mode>): Likewise.
6518 2019-02-24 Jakub Jelinek <jakub@redhat.com>
6520 PR rtl-optimization/89445
6521 * simplify-rtx.c (simplify_ternary_operation): Don't use
6522 simplify_merge_mask on operands that may trap.
6523 * rtlanal.c (may_trap_p_1): Use FLOAT_MODE_P instead of
6524 SCALAR_FLOAT_MODE_P checks. For integral division by zero, if
6525 second operand is CONST_VECTOR, check if any element could be zero.
6526 Don't expect traps for VEC_{MERGE,SELECT,CONCAT,DUPLICATE} unless
6527 their operands can trap.
6529 2019-02-23 Martin Sebor <msebor@redhat.com>
6531 * gimple-ssa-sprintf.c (target_strtol): Rename...
6532 (target_strtohwi): ...to this. Handle values up to HOST_WIDE_INT_MAX.
6533 (parse_directive): Adjust to name change. Use HOST_WIDE_INT_MAX to
6534 check for range error.
6536 2019-02-23 H.J. Lu <hongjiu.lu@intel.com>
6539 * opts-common.c (prune_options): Also prune joined switches
6540 with Negative and RejectNegative.
6541 * config/i386/i386.opt (march=): Add Negative(march=).
6542 (mtune=): Add Negative(mtune=).
6543 * doc/options.texi: Document Negative used together with Joined
6546 2019-02-22 Martin Sebor <msebor@redhat.com>
6548 * doc/extend.texi (Other Builtins): Add
6549 __builtin_is_constant_evaluated.
6551 2019-02-22 Richard Biener <rguenther@suse.de>
6553 PR tree-optimization/87609
6554 * tree-cfg.c (gimple_duplicate_bb): Only remap inlined cliques.
6556 2019-02-22 Jeff Law <law@redhat.com>
6558 PR rtl-optimization/87761
6559 * config/mips/mips.md: Add new combiner pattern to recognize
6560 a bitfield extraction using (ashiftrt (truncate (ashift (...)))).
6562 2019-02-22 Matthew Malcomson <matthew.malcomson@arm.com>
6565 * config/aarch64/aarch64.md: Use aarch64_general_reg predicate on
6566 destination register in peepholes generating patterns for ADDS/SUBS.
6567 (add<mode>3_compare0,
6568 *addsi3_compare0_uxtw, add<mode>3_compareC,
6569 add<mode>3_compareV_imm, add<mode>3_compareV,
6570 *adds_<optab><ALLX:mode>_<GPI:mode>,
6571 *subs_<optab><ALLX:mode>_<GPI:mode>,
6572 *adds_<optab><ALLX:mode>_shift_<GPI:mode>,
6573 *subs_<optab><ALLX:mode>_shift_<GPI:mode>,
6574 *adds_<optab><mode>_multp2, *subs_<optab><mode>_multp2,
6575 *sub<mode>3_compare0, *subsi3_compare0_uxtw,
6576 sub<mode>3_compare1): Allow stack pointer for source register.
6577 * config/aarch64/predicates.md (aarch64_general_reg): New predicate.
6579 2019-02-22 Martin Sebor <msebor@redhat.com>
6581 PR tree-optimization/88993
6582 PR tree-optimization/88853
6583 * gimple-ssa-sprintf.c (sprintf_dom_walker::call_info::is_file_func):
6585 (sprintf_dom_walker::call_info::is_string_func): New helper.
6586 (format_directive): Only issue "may exceed" 4095/INT_MAX warnings
6587 for formatted string functions.
6588 (sprintf_dom_walker::handle_gimple_call): Fix a typo in a comment.
6590 2019-02-22 Martin Sebor <msebor@redhat.com>
6593 * c-parser.c (sizeof_ptr_memacc_comptypes): Avoid warning in
6594 unreachable subexpressions.
6596 2019-02-22 H.J. Lu <hongjiu.lu@intel.com>
6597 Hongtao Liu <hongtao.liu@intel.com>
6598 Sunil K Pandey <sunil.k.pandey@intel.com>
6601 * config/i386/i386-passes.def: Add
6602 pass_remove_partial_avx_dependency.
6603 * config/i386/i386-protos.h
6604 (make_pass_remove_partial_avx_dependency): New.
6605 * config/i386/i386.c (make_pass_remove_partial_avx_dependency):
6607 (pass_data_remove_partial_avx_dependency): New.
6608 (pass_remove_partial_avx_dependency): Likewise.
6609 (make_pass_remove_partial_avx_dependency): Likewise.
6610 * config/i386/i386.md (avx_partial_xmm_update): New attribute.
6611 (*extendsfdf2): Add avx_partial_xmm_update.
6612 (truncdfsf2): Likewise.
6613 (*float<SWI48:mode><MODEF:mode>2): Likewise.
6614 (SF/DF conversion splitters): Disabled for TARGET_AVX.
6616 2019-02-22 Aldy Hernandez <aldyh@redhat.com>
6619 * gimple-ssa-sprintf.c (pass_sprintf_length::execute): Enable loop
6622 2019-02-22 Thiago Macieira <thiago.macieira@intel.com>
6625 * config/i386/i386.h (PTA_WESTMERE): Remove PTA_AES.
6626 (PTA_SKYLAKE): Add PTA_AES.
6627 (PTA_GOLDMONT): Likewise.
6629 2019-02-22 Sudakshina Das <sudi.das@arm.com>
6631 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Add bti
6632 instruction if enabled.
6633 (aarch64_override_options): Remove reference to return address key.
6635 2019-02-22 Richard Biener <rguenther@suse.de>
6637 PR tree-optimization/89440
6638 * tree-vect-loop.c (vect_create_epilog_for_reduction): Remove
6639 not necessary assert.
6641 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
6644 * omp-general.c (oacc_replace_fn_attrib): Mostly split out into...
6645 (oacc_replace_fn_attrib_attr): ... this new function.
6646 * omp-general.h (oacc_replace_fn_attrib_attr): New prototype.
6647 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Revert workaround.
6649 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6651 * config/arm/arm-cpus.in (ares): Rename to...
6652 (neoverse-n1): ... This. Add ares as alias.
6653 * config/arm/arm-tables.opt: Regenerate.
6654 * config/arm/arm-tune.md: Likewise.
6655 * doc/invoke.txt (ARM Options): Document neoverse-n1.
6657 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6659 * config/aarch64/aarch64-cores.def (neoverse-e1): Define.
6660 * config/aarch64/aarch64-tune.md: Regenerate.
6661 * doc/invoke.texi (AArch64 Options): Document neoverse-e1 -mcpu option.
6663 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
6665 * config/aarch64/aarch64.c (ares_tunings): Rename to...
6666 (neoversen1_tunings): ... This.
6667 * config/aarch64/aarch64-cores.def (ares): Change tuning to the above.
6668 (neoverse-n1): New CPU.
6669 * config/aarch64/aarch64-tune.md: Regenerate.
6670 * doc/invoke.txt (AArch64 Options): Document neoverse-n1.
6672 2019-02-22 Richard Biener <rguenther@suse.de>
6675 * cfghooks.h (dependence_hash): New typedef.
6676 (struct copy_bb_data): New type.
6677 (cfg_hooks::duplicate_block): Adjust to take a copy_bb_data argument.
6678 (duplicate_block): Likewise.
6679 * cfghooks.c (duplicate_block): Pass down copy_bb_data.
6680 (copy_bbs): Create and pass down copy_bb_data.
6681 * cfgrtl.c (cfg_layout_duplicate_bb): Adjust.
6682 (rtl_duplicate_bb): Likewise.
6683 * tree-cfg.c (gimple_duplicate_bb): If the copy_bb_data arg is not NULL
6684 remap dependence info.
6686 2019-02-22 Richard Biener <rguenther@suse.de>
6688 PR tree-optimization/87609
6689 * tree-core.h (tree_base): Document special clique values.
6690 * tree-inline.c (remap_dependence_clique): Do not use the
6691 special clique value of one.
6692 (maybe_set_dependence_info): Use clique one.
6693 (clear_dependence_clique): New callback.
6694 (compute_dependence_clique): Clear clique one from all refs
6695 before assigning it (again).
6697 2019-02-21 Martin Sebor <msebor@redhat.com>
6699 * doc/extend.texi (__clear_cache): Correct signature.
6701 2019-02-21 Ian Lance Taylor <iant@golang.org>
6704 * varasm.c (decode_addr_const): Call lookup_constant_def rather
6705 than output_constant_def.
6706 (add_constant_to_table): New static function.
6707 (output_constant_def): Call add_constant_to_table.
6708 (tree_output_constant_def): Likewise.
6710 2019-02-21 Jakub Jelinek <jakub@redhat.com>
6713 * builtins.c (fold_builtin_arith_overflow): If first two args are
6714 INTEGER_CSTs, set intres and ovfres to constants rather than calls
6717 2019-02-21 H.J. Lu <hongjiu.lu@intel.com>
6720 * config/i386/i386.c (ix86_set_indirect_branch_type): Issue an
6721 error for -mindirect-branch/-mfunction-return with incompatible
6724 2019-02-21 Jakub Jelinek <jakub@redhat.com>
6727 * constraints.md (q): Remove.
6728 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use rk constraint
6731 2019-02-21 Martin Jambor <mjambor@suse.cz>
6734 * omp-general.c (omp_extract_for_data): Removed a duplicate call
6735 to omp_adjust_for_condition, moved NE_EXPR code_cond processing...
6736 (omp_adjust_for_condition): ...here. Added necessary parameters.
6737 * omp-general.h (omp_adjust_for_condition): Updated declaration.
6738 * omp-grid.c (grid_attempt_target_gridification): Adjust to pass
6739 proper values to new parameters of omp_adjust_for_condition.
6741 2019-02-20 Jakub Jelinek <jakub@redhat.com>
6744 * expr.c (expand_assignment): If result is a MEM, use change_address
6745 instead of simplify_gen_subreg.
6747 2019-02-20 Jakub Jelinek <jakub@redhat.com>
6748 David Malcolm <dmalcolm@redhat.com>
6751 * fold-const.c (decode_field_reference): Return NULL_TREE if
6752 lang_hooks.types.type_for_size returns NULL. Check it before
6753 overwriting *exp_. Use return NULL_TREE instead of return 0.
6755 2019-02-20 Jakub Jelinek <jakub@redhat.com>
6759 * toplev.c (do_compile): Double the emin/emax exponents to workaround
6762 2019-02-20 Uroš Bizjak <ubizjak@gmail.com>
6765 * config/i386/i386.c (ix86_atomic_assign_expand_fenv): Check
6766 TARGET_SSE in addition to TARGET_SSE_MATH.
6768 (ix86_excess_precision): Ditto.
6769 (ix86_float_exceptions_rounding_supported_p): Ditto.
6770 (use_rsqrt_p): Ditto.
6771 * config/i386/sse.md (rsqrt<mode>2): Ditto.
6773 2019-02-20 David Malcolm <dmalcolm@redhat.com>
6776 * diagnostic-show-locus.c (layout::calculate_line_spans): Use
6777 linenum_arith_t when determining if two adjacent line spans are
6778 close enough to merge.
6779 (diagnostic_show_locus): Use linenum_arith_t when iterating over
6780 lines within each line_span.
6782 2019-02-20 Andre Vieira <andre.simoesdiasvieira@arm.com>
6785 * lra-constraints.c(uses_hard_regs_p): Fix handling of
6786 paradoxical SUBREGS.
6788 2019-02-20 Li Jia He <helijia@linux.ibm.com>
6791 * gcc/config/rs6000/rs6000.c (rs6000_gimple_fold_builtin)
6792 <case ALTIVEC_BUILTIN_VSPLTISB, ALTIVEC_BUILTIN_VSPLTISH,
6793 ALTIVEC_BUILTIN_VSPLTISW>: Don't convert the operand before
6796 2019-02-19 Jonathan Wakely <jwakely@redhat.com>
6798 * config/gcn/gcn.c (print_operand): Fix typo.
6800 2019-02-19 Richard Biener <rguenther@suse.de>
6803 * toplev.c (do_compile): Initialize mpfr's exponent range
6804 based on available float modes.
6806 2019-02-19 Eric Botcazou <ebotcazou@adacore.com>
6808 * rtlanal.c (get_initial_register_offset): Fall back to the estimate
6809 as long as the epilogue isn't completed.
6811 2019-02-18 Martin Sebor <msebor@redhat.com>
6813 * doc/cpp.texi (Conditional syntax): Add __has_attribute,
6814 __has_cpp_attribute, and __has_include.
6816 2019-02-18 Martin Sebor <msebor@redhat.com>
6818 * doc/invoke.texi (-Wreturn-type): Correct and expand.
6820 2019-02-18 Martin Sebor <msebor@redhat.com>
6823 * tree.c (valid_constant_size_p): Avoid assuming size is a constant
6825 * tree.h (cst_size_error): Add the cst_size_not_constant enumerator.
6827 2019-02-18 Richard Biener <rguenther@suse.de>
6829 PR tree-optimization/89296
6830 * tree-ssa-loop-ch.c (ch_base::copy_headers): Restrict setting
6831 of no-warning flag to cases that might emit the bogus warning.
6833 2019-02-18 Jakub Jelinek <jakub@redhat.com>
6836 * config/arm/arm.md (*arm_movdi, *movdf_soft_insn): Use "r" instead of
6838 * config/arm/vfp.md (*movdi_vfp): Likewise.
6839 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use "r" instead of
6840 "q" constraint for operands[0].
6843 * config/s390/s390.md (*r<noxa>sbg_<mode>_srl_bitmask,
6844 *r<noxa>sbg_<mode>_sll, *r<noxa>sbg_<mode>_srl): Don't construct
6845 pattern in a temporary buffer.
6846 (*r<noxa>sbg_sidi_srl): Likewise. Always use 32 as I3 rather
6847 than 64-operands[2].
6850 * config/s390/s390.c (s390_indirect_branch_attrvalue,
6851 s390_indirect_branch_settings): Define unconditionally.
6852 (s390_set_current_function): Likewise, but guard the whole body except
6853 the s390_indirect_branch_settings call with
6854 #if S390_USE_TARGET_ATTRIBUTE.
6855 (TARGET_SET_CURRENT_FUNCTION): Redefine unconditionally.
6857 * config/s390/s390.md (*<risbg_n>_ior_and_sr_ze,
6858 *<risbg_n>_<mode>_ior_and_lshiftrt, *<risbg_n>_sidi_ior_and_lshiftrt):
6859 Use HOST_WIDE_INT_M1U instead of ~(0ULL).
6860 (*<risbg_n>_and_subregdi_rotr, *<risbg_n>_and_subregdi_rotl): Use
6861 HOST_WIDE_INT_1U instead of 1ULL.
6862 (*pre_z10_extzv<mode>, *pre_z10_extv<mode>): Change mask type from int
6863 to unsigned HOST_WIDE_INT, use HOST_WIDE_INT_1U instead of 1ul.
6864 (*insv<mode><clobbercc_or_nocc>_appendbitsleft,
6865 z = (x << c) | (y >> d) splitters): Use HOST_WIDE_INT_1U
6867 (*insv<mode>_mem_reg, *insvdi_mem_reghigh): Use HOST_WIDE_INT_1U
6870 2019-02-18 Martin Jambor <mjambor@suse.cz>
6872 PR tree-optimization/89209
6873 * tree-sra.c (create_access_replacement): New optional parameter
6874 reg_tree. Use it as a type if non-NULL and access type is not of
6876 (get_repl_default_def_ssa_name): New parameter REG_TYPE, pass it
6877 to create_access_replacement.
6878 (sra_modify_assign): Pass LHS type to get_repl_default_def_ssa_name.
6879 Check lacc is non-NULL before attempting to re-create it on the RHS.
6881 2019-02-18 Martin Liska <mliska@suse.cz>
6884 * cgraph.c (symbol_table::create_edge): Set m_summary_id to -1
6886 (symbol_table::free_edge): Recycle m_summary_id.
6887 * cgraph.h (get_summary_id): New.
6888 (symbol_table::release_symbol): Set m_summary_id to -1
6890 (symbol_table::allocate_cgraph_symbol): Recycle m_summary_id.
6891 * ipa-fnsummary.c (ipa_fn_summary_t): Switch from
6892 function_summary to fast_function_summary.
6893 * ipa-fnsummary.h (ipa_fn_summary_t): Likewise.
6894 * ipa-pure-const.c (class funct_state_summary_t):
6895 Switch from function_summary to fast_function_summary.
6896 * ipa-reference.c (class ipa_ref_var_info_summary_t): Likewise.
6897 (class ipa_ref_opt_summary_t): Switch from function_summary
6898 to fast_function_summary.
6899 * symbol-summary.h (class function_summary_base): New class
6900 that is created from base of former function_summary.
6901 (function_summary_base::unregister_hooks): New.
6902 (class function_summary): Inherit from function_summary_base.
6903 (class call_summary_base): New class
6904 that is created from base of former call_summary.
6905 (class call_summary): Inherit from call_summary_base.
6906 (struct is_same): New.
6907 (class fast_function_summary): New summary class.
6908 (class fast_call_summary): New summary class.
6909 * vec.h (vec_safe_grow_cleared): New function.
6911 2019-02-18 Martin Liska <mliska@suse.cz>
6913 * config/i386/i386.c (ix86_get_multilib_abi_name): New function.
6914 (TARGET_GET_MULTILIB_ABI_NAME): New macro defined.
6915 * doc/tm.texi: Document new target hook.
6916 * doc/tm.texi.in: Likewise.
6917 * target.def: Add new target macro.
6918 * gcc.c (find_fortran_preinclude_file): Do not search multilib
6921 2019-02-17 Alan Modra <amodra@gmail.com>
6924 * config/rs6000/rs6000.md (<bd>_<mode> split): Check for an int
6925 output reg on add insn.
6926 (<bd>tf_<mode> split): Likewise. Match predicates with insn.
6928 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
6931 * config/i386/sse.md (ssedoublemode): Remove V4HI.
6932 (PMULHRSW): Likewise.
6933 (<ssse3_avx2>_pmulhrsw<mode>3): Require TARGET_SSSE3, not
6935 (ssse3_pmulhrswv4hi3): New expander.
6937 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
6939 * config/i386/mmx.md (*vec_extractv2si_zext_mem): Doesn't require
6940 MMX. Add isa attribute.
6942 2019-02-16 Jakub Jelinek <jakub@redhat.com>
6944 PR rtl-optimization/66152
6945 * builtins.h (c_readstr): Declare.
6946 * builtins.c (c_readstr): Remove forward declaration. Add
6947 null_terminated_p argument, if false, read all bytes from the
6948 string instead of stopping after '\0'.
6949 * expr.c (string_cst_read_str): New function.
6950 (store_expr): Use string_cst_read_str instead of
6951 builtin_strncpy_read_str. Try to store by pieces the whole
6952 exp_len first, and only if that fails, split it up into
6953 store by pieces followed by clear_storage. Formatting fix.
6955 * config/i386/i386.md (*movqi_internal): Remove static from
6956 buf variable. Use output_asm_insn (buf, operands); return "";
6957 instead of return buf;.
6958 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>,
6959 *<code><mode>3<mask_name>, *andnot<mode>3, *andnottf3, *<code><mode>3,
6960 *<code>tf3, <mask_codefor><code><mode>3<mask_name>): Likewise.
6962 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
6964 * config/sparc/linux.h (ASAN_CC1_SPEC): Define.
6965 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC and ASAN_CC1_SPEC.
6966 * config/sparc/linux64.h (ASAN_CC1_SPEC): Likewise.
6967 (CC1_SPEC): Likewise.
6968 * config/sparc/sparc.c (sparc_asan_shadow_offset): Adjust for 64-bit.
6970 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
6972 * asan.c (asan_emit_stack_protection): Use full-sized mask to align
6973 the base address on 64-bit strict-alignment platforms.
6975 2019-02-15 H.J. Lu <hongjiu.lu@intel.com>
6977 * config/i386/i386.h (VALID_MMX_REG_MODE): Correct the misplaced ')'.
6979 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
6981 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT_P): New define.
6983 2019-02-15 Aaron Sawdey <acsawdey@linux.ibm.com>
6985 PR rtl-optimization/88308
6986 * shrink-wrap.c (move_insn_for_shrink_wrap): Fix LABEL_NUSES counts
6987 on copied instruction.
6989 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
6991 * final.c (insn_current_reference_address): Replace test on JUMP_P
6992 with test on jump_to_label_p.
6993 * config/visium/visium-passes.def: New file.
6994 * config/visium/t-visium (PASSES_EXTRA): Define.
6995 * config/visium/visium-protos.h (make_pass_visium_reorg): Declare.
6996 * config/visium/visium.h (TRAMPOLINE_SIZE): Adjust.
6997 (TRAMPOLINE_ALIGNMENT): Define.
6998 * config/visium/visium.c (visium_option_override): Do not register
6999 the machine-specific reorg pass here.
7000 (visium_trampoline_init): Align the BRA insn on a 64-bit boundary
7002 (output_branch): Adjust threshold for long branch instruction.
7003 * config/visium/visium.md (cpu): Move around.
7004 (length): Adjust for the GR6.
7006 2019-02-15 Richard Biener <rguenther@suse.de>
7007 Jakub Jelinek <jakub@redhat.com>
7009 PR tree-optimization/89278
7010 * tree-loop-distribution.c: Include tree-eh.h.
7011 (generate_memset_builtin, generate_memcpy_builtin): Call
7012 rewrite_to_non_trapping_overflow on builtin->size before passing it
7013 to force_gimple_operand_gsi.
7015 2019-02-15 Jakub Jelinek <jakub@redhat.com>
7018 * optc-save-gen.awk: Handle optimize_fast like optimize_size or
7020 * opth-gen.awk: Likewise.
7022 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
7024 * config/i386/i386.h (TARGET_SUBTARGET64_ISA_DEFAULT):
7025 Enable MMX, SSE and SSE2 by default.
7026 * config/i386/i386.c (ix86_option_override_internal): Do not
7027 explicitly set MMX, SSE and SSE2 flags for TARGET_64BIT here.
7029 2019-02-14 Jakub Jelinek <jakub@redhat.com>
7031 PR rtl-optimization/89354
7032 * combine.c (make_extraction): Punt if extraction_mode is narrower
7035 2019-02-14 Maya Rashish <coypu@sdf.org>
7037 * config.gcc (*-*-netbsd*): Add netbsd-d.o.
7038 * config/netbsd-d.c: New file.
7039 * config/t-netbsd: Add netbsd-d.o
7041 2018-02-14 Steve Ellcey <sellcey@marvell.com>
7043 * config/aarch64/aarch64.c (aarch64_attribute_table): Change
7044 affects_type_identity to true for aarch64_vector_pcs.
7045 (aarch64_comp_type_attributes): New function.
7046 (TARGET_COMP_TYPE_ATTRIBUTES): New macro.
7048 2019-02-14 Tamar Christina <tamar.christina@arm.com>
7051 * config/arm/iterators.md (ANY64): Add V4HF.
7053 2019-02-14 Martin Liska <mliska@suse.cz>
7055 PR rtl-optimization/89242
7056 * dce.c (delete_unmarked_insns): Call free_dominance_info we
7057 process a transformation.
7059 2019-02-14 Jakub Jelinek <jakub@redhat.com>
7061 PR tree-optimization/89314
7062 * fold-const.c (fold_binary_loc): Cast strlen argument to
7063 const char * before dereferencing it. Formatting fixes.
7066 * passes.def: Swap pass_ubsan and pass_early_warn_uninitialized.
7068 2019-02-13 Ian Lance Taylor <iant@golang.org>
7070 * optc-save-gen.awk: Set var_opt_hash for initial optimizations
7071 and set current index for other optimizations.
7073 2019-02-13 Uroš Bizjak <ubizjak@gmail.com>
7075 * config/i386/sse.md (vec_set<VI4F_256_512:mode>_0): Use
7076 nonimmediate_operand as operand 2 predicate.
7077 (vec_set<VF2_512_256:mode>_0): Ditto.
7078 (vec_set<VI8_AVX_AVX512F:mode>_0): Ditto.
7079 (*vec_concatv2si): Remove alternative 2.
7080 (*vec_concatv4si_0): Use vm constraint for alternative 0.
7081 (*vec_concatv4si_0): Remove preferred_for_speed attribute.
7082 (vec_concatv2di): Split alternatives 4,5,6 to ...
7083 (*vec_concatv2di_0) ... new pattern.
7085 2019-02-13 Wilco Dijkstra <wdijkstr@arm.com>
7088 * config/arm/arm.c (ldm_stm_operation_p) Set
7089 addr_reg_in_reglist correctly for first register.
7090 (load_multiple_sequence): Remove dead base check.
7091 (gen_ldm_seq): Correctly set write_back for Thumb-1.
7093 2019-02-13 Tamar Christina <tamar.christina@arm.com>
7096 * config/aarch64/aarch64-sve.md (*pred_mov<mode>, pred_mov<mode>):
7097 Expose as @aarch64_pred_mov.
7098 * config/aarch64/aarch64.c (aarch64_classify_address):
7099 Use expand_insn which legitimizes operands.
7101 2019-02-13 Martin Liska <mliska@suse.cz>
7103 * builtins.h (expand_builtin_with_bounds): Remove declaration.
7104 * calls.c (struct arg_data): Remove special_slot, pointer_arg
7105 and pointer_offset fields.
7106 (initialize_argument_information): Remove usage of dead
7108 * cgraph.h (struct cgraph_thunk_info): Remove
7109 add_pointer_bounds_args.
7110 * cgraphunit.c (cgraph_node::expand_thunk): Remove usage of dead
7112 (cgraph_node::assemble_thunks_and_aliases): Remove usage of dead
7114 * config/i386/i386.c (ix86_function_arg_advance): Remove
7116 (struct builtin_isa): Remove leaf_p and nothrow_p fields.
7117 (def_builtin): Remove usage of dead
7119 (ix86_add_new_builtins): Likewise.
7120 * ipa-fnsummary.c (compute_fn_summary): Likewise.
7121 * ipa-icf.c (sem_function::equals_wpa): Likewise.
7122 (sem_function::init): Likewise.
7123 (sem_variable::merge): Likewise.
7124 * ipa-visibility.c (function_and_variable_visibility): Likewise.
7125 * ipa.c (symbol_table::remove_unreachable_nodes): Likewise.
7126 * lto-cgraph.c (lto_output_node): Likewise.
7127 (lto_output_varpool_node): Likewise.
7128 (input_node): Likewise.
7129 (input_varpool_node): Likewise.
7130 * lto-streamer-out.c (lto_output): Likewise.
7131 * tree-inline.c (expand_call_inline): Remove usage of
7133 * tree-inline.h (struct copy_body_data): Likewise.
7134 * varpool.c (varpool_node::dump): Likewise.
7136 2019-02-13 Jakub Jelinek <jakub@redhat.com>
7139 * tree-ssa-structalias.c (set_uids_in_ptset): Or in vi->is_heap_var
7140 into pt->vars_contains_escaped_heap instead of setting
7141 pt->vars_contains_escaped_heap to it.
7144 * optabs.c (prepare_cmp_insn): Use UINTVAL (size) instead of
7145 INTVAL (size), compare it to GET_MODE_MASK instead of
7146 1 << GET_MODE_BITSIZE.
7149 * config/i386/predicates.md (x86_64_immediate_operand): Allow
7150 TLS UNSPECs offsetted by signed 32-bit CONST_INT even with
7153 2019-02-13 Martin Liska <mliska@suse.cz>
7156 * cfgrtl.c (remove_barriers_from_footer): New function.
7157 (try_redirect_by_replacing_jump): Use it.
7158 (cfg_layout_redirect_edge_and_branch): Likewise.
7160 2019-02-13 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
7162 * config/rs6000/altivec.h (vec_sbox_be, vec_cipher_be,
7163 vec_cipherlast_be, vec_ncipher_be, vec_ncipherlast_be): New #defines.
7164 * config/rs6000/crypto.md (CR_vqdi): New define_mode_iterator.
7165 (crypto_vsbox_<mode>, crypto_<CR_insn>_<mode>): New define_insns.
7166 * config/rs6000/rs6000-builtin.def (VSBOX_BE): New BU_CRYPTO_1.
7167 (VCIPHER_BE, VCIPHERLAST_BE, VNCIPHER_BE, VNCIPHERLAST_BE):
7169 * config/rs6000/rs6000.c (builtin_function_type)
7170 <CRYPTO_BUILTIN_VSBOX_BE, CRYPTO_BUILTIN_VCIPHER_BE,
7171 CRYPTO_BUILTIN_VCIPHERLAST_BE, CRYPTO_BUILTIN_VNCIPHER_BE,
7172 CRYPTO_BUILTIN_VNCIPHERLAST_BE>: New switch options.
7173 * doc/extend.texi (vec_sbox_be, vec_cipher_be, vec_cipherlast_be,
7174 vec_ncipher_be, vec_ncipherlast_be): New builtin functions.
7176 2019-02-12 Pat Haugen <pthaugen@us.ibm.com>
7178 * doc/invoke.texi (RS/6000 and PowerPC Options): Remove duplicate
7179 -maltivec. Delete -maltivec=be and -maltivec=le documentation.
7181 2019-02-12 H.J. Lu <hongjiu.lu@intel.com>
7184 * config/i386/i386.md (*movoi_internal_avx): Revert revision
7185 268678 and revision 268657.
7186 (*movti_internal): Likewise.
7188 2019-02-12 Ilya Leoshkevich <iii@linux.ibm.com>
7191 * config/s390/s390.c (s390_decompose_address): Update comment.
7192 (s390_check_qrst_address): Reject invalid address forms after
7195 2019-02-12 Martin Liska <mliska@suse.cz>
7198 * ipa-pure-const.c (propagate_pure_const): Revert hunk as
7199 we need default values of funct_state for a function that
7202 2019-02-12 Eric Botcazou <ebotcazou@adacore.com>
7204 * asan.c (asan_expand_mark_ifn): Take into account the alignment of
7205 the object to pick the size of stores on strict-alignment platforms.
7207 * config/sparc/sparc.md (*movsi_insn): Minor tweak.
7208 (*movdi_insn_sp32): Likewise.
7209 (*movdi_insn_sp64): Likewise.
7211 2019-02-12 Jan Hubicka <hubicka@ucw.cz>
7214 * cgraphunit.c (analyze_functions): Clear READONLY flag for external
7215 types that needs constructiong.
7216 * tree.h (may_be_aliased): Do not check TYPE_NEEDS_CONSTRUCTING.
7218 2019-02-12 Richard Biener <rguenther@suse.de>
7220 PR tree-optimization/89253
7221 * tree-ssa-loop-split.c (tree_ssa_split_loops): Check we can
7224 2019-02-11 David Malcolm <dmalcolm@redhat.com>
7227 * input.c (selftest::test_line_offset_overflow): New selftest.
7228 (selftest::input_c_tests): Call it.
7230 2019-02-11 Martin Sebor <msebor@redhat.com>
7232 PR tree-optimization/88771
7233 * gimple-ssa-warn-restrict.c (pass_wrestrict::gate): Also enable
7234 when -Wstringop-overflow is set.
7235 (builtin_memref::builtin_memref): Adjust excessive upper bound
7236 only when lower bound is not excessive.
7237 (maybe_diag_overlap): Detect and diagnose excessive bounds via
7238 -Wstringop-ovefflow.
7239 (maybe_diag_offset_bounds): Rename...
7240 (maybe_diag_access_bounds): ...to this.
7241 (check_bounds_or_overlap): Adjust for name change above.
7243 2019-02-11 Martin Sebor <msebor@redhat.com>
7246 * builtins.c (max_object_size): Move from here...
7247 * builtins.h (max_object_size): ...and here...
7248 * tree.c (max_object_size): ...to here...
7249 * tree.h (max_object_size): ...and here.
7251 2019-02-11 Bill Schmidt <wschmidt@linux.ibm.com>
7253 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Shift-right
7254 and shift-left vector built-ins need to include a TRUNC_MOD_EXPR
7255 for correct semantics.
7257 2019-02-11 Alan Modra <amodra@gmail.com>
7259 * doc/invoke.texi (man page RS/6000 and PowerPC Options): Mention
7260 -mlongcall and -mpltseq.
7261 (RS/6000 and PowerPC Options <-mlongcall>): Mention inline PLT calls.
7262 (RS/6000 and PowerPC Options <-mpltseq>): Document.
7263 * config/rs6000/rs6000.h (TARGET_PLTSEQ): Define.
7264 * config/rs6000/sysv4.opt (mpltseq): New option.
7265 * config/rs6000/sysv4.h (TARGET_PLTSEQ): Redefine.
7266 (SUBTARGET_OVERRIDE_OPTIONS): Error if given -mpltseq when assembler
7267 support is lacking. Don't allow -mpltseq with -mbss-plt.
7268 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Warn if
7269 -mpltseq given for ELFv1.
7270 * config/rs6000/rs6000.c (rs6000_call_aix): Comment on UNSPEC_PLTSEQ.
7271 Only use UNSPEC_PLTSEQ for inline PLT calls.
7272 (rs6000_call_sysv, rs6000_sibcall_sysv): Expand comments. Only
7273 use UNSPEC_PLTSEQ for inline PLT calls.
7274 (rs6000_indirect_call_template_1, rs6000_longcall_ref),
7275 (rs6000_call_aix, rs6000_call_sysv, rs6000_sibcall_sysv): Replace
7276 uses of HAVE_AS_PLTSEQ with TARGET_PLTSEQ, simplifying.
7277 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
7278 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
7279 (pltseq_mtctr_<mode>): Likewise.
7281 2019-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7283 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Use 8-byte strings with
7285 * configure: Regenerate.
7287 2019-02-11 Jakub Jelinek <jakub@redhat.com>
7290 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use q constraint
7293 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
7295 * function.c (assign_parm_setup_block): Use the stored
7296 size, not the passed size, when allocating stack-space,
7297 also for a parameter with alignment larger than
7298 MAX_SUPPORTED_STACK_ALIGNMENT.
7300 2019-02-11 Martin Liska <mliska@suse.cz>
7303 * ipa-cp.c (build_toporder_info): Remove usage of a param.
7304 * ipa-inline.c (inline_small_functions): Likewise.
7305 * ipa-pure-const.c (propagate_pure_const): Likewise.
7306 (propagate_nothrow): Likewise.
7307 * ipa-reference.c (propagate): Likewise.
7308 * ipa-utils.c (struct searchc_env): Remove unused field.
7309 (searchc): Always search across AVAIL_INTERPOSABLE.
7310 (ipa_reduced_postorder): Always allow AVAIL_INTERPOSABLE as
7311 the only called IPA pure const can properly not propagate
7312 across interposable boundary.
7313 * ipa-utils.h (ipa_reduced_postorder): Remove param.
7315 2019-02-11 Chung-Ju Wu <jasonwucj@gmail.com>
7317 * config/nds32/nds32.md (call_internal, call_value_internal,
7318 sibcall_internal, sibcall_value_internal): Use SImode for mem rtx.
7320 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
7322 * config/cris/cris.c (cris_preferred_minimum_alignment): Fix name
7325 2019-02-10 H.J. Lu <hongjiu.lu@intel.com>
7327 * config/i386/constraints.md (Yd): Replace AVX512BW with AVX512DQ
7330 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
7332 * config.gcc (with_nds32_lib): Set default --with-nds32-lib correctly.
7334 2019-02-10 Jakub Jelinek <jakub@redhat.com>
7336 PR tree-optimization/89268
7337 * tree-if-conv.c (version_loop_for_if_conversion): Push to preds only
7338 if preds is non-NULL.
7340 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7343 * tree.c (fld_simplified_type_name): Also keep TYPE_DECL for
7346 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
7348 * config/nds32/nds32.md (trap): New pattern.
7350 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
7352 * config/nds32/nds32.c (nds32_dwarf_register_span): Refine register
7355 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
7357 * config/nds32/nds32-md-auxiliary.c (nds32_spilt_doubleword): Support
7360 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7362 * ipa-visibility.c (localize_node): Also do not localize
7363 LDPR_PREVAILING_DEF_IRONLY_EXP.
7365 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7368 * tree.c (fld_simplified_type_name): Use DECL_ASSEMBLER_NAME_SET_P
7369 instead of type_with_linkage.
7371 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7374 * params.def (uninlined-function-insns, uninlined-function-time,
7375 uninlined-thunk-insns, uninlined-thunk-time): Add artificial upper
7376 bound so we don't get overflows.
7378 2019-02-09 Aaron Sawdey <acsawdey@linux.ibm.com>
7380 * config/rs6000/rs6000-string.c (expand_compare_loop,
7381 expand_block_compare): Insert REG_BR_PROB notes in inline expansion of
7384 2019-02-09 Jakub Jelinek <jakub@redhat.com>
7387 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
7388 If !node->definition and TYPE_ARG_TYPES is non-NULL, use
7389 TYPE_ARG_TYPES instead of DECL_ARGUMENTS.
7391 2019-02-09 Alan Modra <amodra@gmail.com>
7394 * config/rs6000/rs6000.c (save_reg_p): Correct calls_eh_return
7395 case. Match logic in rs6000_emit_prologue emitting pic_offset_table
7398 2019-02-08 Vladimir Makarov <vmakarov@redhat.com>
7401 * lra-constraints.c (process_alt_operands): Don't increase reject
7402 for memory when offset memory is required.
7404 2019-02-08 Robin Dapp <rdapp@linux.ibm.com>
7406 * config/s390/vector.md: Implement vector copysign.
7408 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
7410 * expr.c (expand_constructor): Correct indentations.
7412 2019-02-08 Richard Biener <rguenther@suse.de>
7414 PR tree-optimization/89247
7415 * tree-if-conv.c: Include tree-cfgcleanup.h.
7416 (version_loop_for_if_conversion): Record LOOP_VECTORIZED call.
7417 (tree_if_conversion): Pass through predicate vector.
7418 (pass_if_conversion::execute): Do CFG cleanup and SSA update
7419 inline, see if any if-converted loops we refrece in
7420 LOOP_VECTORIZED calls vanished and fixup.
7421 * tree-if-conv.h (tree_if_conversion): Adjust prototype.
7423 2019-02-08 Ilya Leoshkevich <iii@linux.ibm.com>
7425 * config/s390/constraints.md (jdd): New constraint.
7427 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
7430 * config/i386/i386.md (*movoi_internal_avx): Set mode to XI for
7431 upper 16 vector registers without TARGET_AVX512VL.
7432 (*movti_internal): Likewise.
7434 2019-02-08 Jakub Jelinek <jakub@redhat.com>
7436 PR rtl-optimization/89234
7437 * except.c (copy_reg_eh_region_note_forward): Return if note_or_insn
7438 is a NOTE, CODE_LABEL etc. - rtx_insn * other than INSN_P.
7439 (copy_reg_eh_region_note_backward): Likewise.
7441 2019-02-08 Richard Biener <rguenther@suse.de>
7444 * tree-data-ref.c (initialize_matrix_A): Fail if constant
7446 (analyze_subscript_affine_affine): Handle failure from
7447 initialize_matrix_A.
7449 2019-02-08 Jakub Jelinek <jakub@redhat.com>
7451 * cfganal.c (pre_and_rev_post_order_compute_fn): Use fn instead of
7454 2019-02-07 David Malcolm <dmalcolm@redhat.com>
7456 PR tree-optimization/86637
7457 PR tree-optimization/89235
7458 * tree-vect-loop.c (optimize_mask_stores): Add an
7459 auto_purge_vect_location sentinel to ensure that vect_location is
7462 (auto_purge_vect_location::~auto_purge_vect_location): New dtor.
7463 (try_vectorize_loop_1): Add an auto_purge_vect_location sentinel
7464 to ensure that vect_location is purged on exit.
7465 (pass_slp_vectorize::execute): Likewise, replacing the manual
7467 * tree-vectorizer.h (class auto_purge_vect_location): New class.
7469 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7471 * config/aarch64/iterators.md (max_opp): New code_attr.
7472 (USMAX): New code iterator.
7473 * config/aarch64/predicates.md (aarch64_smin): New predicate.
7474 (aarch64_smax): Likewise.
7475 * config/aarch64/aarch64-simd.md (abd<mode>_3): Rename to...
7476 (*aarch64_<su>abd<mode>_3): ... Change RTL representation to
7479 2019-02-07 H.J. Lu <hongjiu.lu@intel.com>
7482 * config/i386/i386.md (*movoi_internal_avx): Set mode to OI
7483 for TARGET_AVX512VL.
7484 (*movti_internal): Set mode to TI for TARGET_AVX512VL.
7486 2019-02-07 Andreas Krebbel <krebbel@linux.ibm.com>
7488 * config/s390/s390-builtin-types.def: Add new types.
7489 * config/s390/s390-builtins.def: (s390_vec_xl, s390_vec_xld2)
7490 (s390_vec_xlw4): Make the memory operand into a const pointer.
7491 (s390_vec_xld2, s390_vec_xlw4): Add a variant for single precision
7493 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Generate
7494 a new vector type with the alignment of the scalar memory operand.
7496 2019-02-07 Matthew Malcomson <matthew.malcomson@arm.com>
7497 Jakub Jelinek <jakub@redhat.com>
7500 * config/arm/arm-protos.h (valid_operands_ldrd_strd,
7501 arm_count_ldrdstrd_insns): New declarations.
7502 * config/arm/arm.c (mem_ok_for_ldrd_strd): Remove broken handling of
7504 (valid_operands_ldrd_strd): New function.
7505 (arm_count_ldrdstrd_insns): New function.
7506 * config/arm/ldrdstrd.md: Change peepholes to generate PARALLEL SImode
7507 sets instead of single DImode set and define new insns to match this.
7509 2019-02-07 Tamar Christina <tamar.christina@arm.com>
7511 * config/aarch64/aarch64-builtins.c (aarch64_fcmla_lane_builtin_data):
7512 Make it a C initializer.
7514 2019-02-07 Tamar Christina <tamar.christina@arm.com>
7517 * config/arm/neon.md (*neon_mov<mode>): Add r -> r case.
7519 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7521 * config/arm/neon.md (neon_<sup>dot<vsi2qi>):
7522 Use neon_dot<q> for type.
7523 (neon_<sup>dot_lane<vsi2qi>): Likewise.
7525 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7527 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>):
7528 Use neon_dot<q> for type.
7529 (aarch64_<sur>dot_lane<vsi2qi>): Likewise.
7530 (aarch64_<sur>dot_laneq<vsi2qi>): Likewise.
7532 2019-02-06 Vladimir Makarov <vmakarov@redhat.com>
7534 PR rtl-optimization/89225
7535 * lra-constaints.c (simplify_operand_subreg): Add subreg mode
7538 2019-02-06 Eric Botcazou <ebotcazou@adacore.com>
7540 * config/i386/i386.c (ix86_expand_prologue): Emit a memory blockage
7541 after restoring registers saved to allocate the frame on Windows.
7543 2019-02-06 Richard Biener <rguenther@suse.de>
7545 PR tree-optimization/89182
7546 * graphite.h (cached_scalar_evolution_in_region): Declare.
7547 * graphite.c (struct seir_cache_key): New.
7548 (struct sese_scev_hash): Likewise.
7549 (seir_cache): New global.
7550 (cached_scalar_evolution_in_region): New function.
7551 (graphite_transform_loops): Allocate and release seir_cache.
7552 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Use
7553 cached_scalar_evolution_in_region.
7554 * graphite-scop-detection.c (scop_detection::can_represent_loop):
7556 (scop_detection::graphite_can_represent_expr: Use
7557 cached_scalar_evolution_in_region.
7558 (scop_detection::stmt_simple_for_scop_p): Likewise.
7559 (find_params_in_bb): Likewise.
7560 (gather_bbs::before_dom_children): Likewise.
7561 * graphite-sese-to-poly.c (create_pw_aff_from_tree): Likewise.
7562 (add_loop_constraints): Likewise.
7564 2019-02-06 Jakub Jelinek <jakub@redhat.com>
7567 * fold-const-call.c (fold_const_vec_convert): Pass true as last
7568 operand to new_unary_operation only if both element types are integral
7569 and it isn't a widening conversion. Return NULL_TREE if
7570 new_unary_operation failed.
7572 2019-02-05 Andreas Krebbel <krebbel@linux.ibm.com>
7575 * config/s390/s390.md: Remove load and test FP splitter.
7577 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
7580 * config/rs6000/rs6000-string.c (do_ifelse, expand_cmp_vec_sequence,
7581 expand_compare_loop, expand_block_compare_gpr,
7582 expand_strncmp_align_check, expand_strncmp_gpr_sequence): Insert
7583 REG_BR_PROB notes in inline expansion of memcmp/strncmp. Add
7584 #include "profile-count.h" and "predict.h" for types and functions
7585 needed to work with REG_BR_PROB notes.
7587 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
7590 * config/rs6000/rs6000.md (<bd>tf_<mode>): Generate a local label
7591 for the long branch case.
7593 2019-02-05 Jakub Jelinek <jakub@redhat.com>
7596 * dce.c (delete_unmarked_insns): Don't remove no-op moves if they
7597 can throw, non-call exceptions are enabled and we can't delete
7598 dead exceptions or alter cfg. Set must_clean if
7599 delete_insn_and_edges returns true, don't set it blindly for calls.
7600 Assert that delete_unreachable_blocks is called only if can_alter_cfg.
7602 PR rtl-optimization/89195
7603 * combine.c (make_extraction): For MEMs, don't extract bytes outside
7604 of the original MEM.
7606 2019-02-05 Martin Liska <mliska@suse.cz>
7608 PR gcov-profile/89000
7609 * gcov.c (function_summary): Remove argument.
7610 (file_summary): New function.
7611 (print_usage): Replace tabs with spaces.
7612 (generate_results): Use new function file_summary.
7614 2019-02-05 Jakub Jelinek <jakub@redhat.com>
7617 * optabs.c (prepare_cmp_insn): Pass x and y to
7618 emit_block_comp_via_libcall rather than XEXP (x, 0) and XEXP (y, 0).
7620 2019-02-05 Richard Biener <rguenther@suse.de>
7623 * bitmap.h (struct bitmap_obstack): Do not mark GTY.
7624 (struct bitmap_element): Drop chain_prev so we properly recurse on
7625 the prev member, supporting tree views.
7626 (struct bitmap_head): GTY skip the obstack member.
7628 2019-02-04 Alexander Monakov <amonakov@ispras.ru>
7631 * doc/extend.texi (Vector Extensions): Add an example of using vector
7632 types together with x86 intrinsics.
7634 2019-02-04 Alan Modra <amodra@gmail.com>
7636 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1): Increase
7637 str[] size to 160, and comment.
7639 2019-02-04 Alan Modra <amodra@gmail.com>
7641 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1),
7642 (rs6000_pltseq_template): Guard output of TLS markers with
7644 (rs6000_longcall_ref, rs6000_call_aix, rs6000_call_sysv),
7645 (rs6000_sibcall_sysv): Ignore TARGET_TLS_MARKERS when deciding
7646 to use inline PLT sequences.
7647 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
7648 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
7649 (pltseq_mtctr_<mode>): Don't test TARGET_TLS_MARKERS in predicate.
7651 2019-02-04 Martin Liska <mliska@suse.cz>
7654 * ipa-fnsummary.c (estimate_edge_devirt_benefit): Bail
7655 out when ipa_fn_summaries does not contain entry for callee.
7657 2019-02-04 Eric Botcazou <ebotcazou@adacore.com>
7659 * config/sparc/sparc.h: Remove superfluous blank lines.
7660 * config/sparc/sparc.c (global_offset_table_rtx): Rename into...
7661 (got_register_rtx): ...this.
7662 (sparc_got): Adjust to above renaming.
7663 (sparc_tls_got): Likewise.
7664 (sparc_delegitimize_address): Likewise.
7665 (sparc_output_mi_thunk): Likewise.
7666 (sparc_init_pic_reg): Likewise.
7667 (save_local_or_in_reg_p): Fix test on the GOT register.
7668 (USE_HIDDEN_LINKONCE): Move around.
7669 (get_pc_thunk_name): Likewise.
7670 (gen_load_pcrel_sym): Likewise.
7671 (load_got_register): Likewise.
7673 2019-02-04 Kito Cheng <kito.cheng@gmail.com>
7675 * config/nds32/linux.h (GLIBC_DYNAMIC_LINKER): Define the naming rule
7676 of the dynamic linker: "ld-linux-nds32[le|be][f].so.1".
7678 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
7680 * config/nds32/nds32.c (nds32_legitimate_address_p): Add TLS model
7683 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
7685 * config.gcc (with_nds32_lib, glibc):
7686 Remove TARGET_DEFAULT_TLSDESC_TRAMPOLINE=0 setting.
7687 * config/nds32/linux.h (TARGET_DEFAULT_TLSDESC_TRAMPOLINE): Delete.
7688 (NDS32_TLSDESC_TRAMPOLINE_SPEC): Delete.
7690 2019-02-03 Uroš Bizjak <ubizjak@gmail.com>
7693 * config/i386/i386.md (*sqrt<mode>2_sse): Add (v,0) alternative.
7694 Do not prefer (v,v) alternative for non-AVX targets and (m,v)
7695 alternative for speed when TARGET_SSE_PARTIAL_REG_DEPENDENCY is set.
7696 (*rcpsf2_sse): Ditto.
7697 (*rsqrtsf2_sse): Ditto.
7698 (sse4_1_round<mode<2): Ditto.
7700 2019-02-03 Richard Biener <rguenther@suse.de>
7703 * dwarf2out.c (copy_ancestor_tree): Register non-stubs as
7706 2019-02-02 Jakub Jelinek <jakub@redhat.com>
7709 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
7710 Punt with warning on aggregate return or argument types. Ignore
7711 type/mode checking for uniform arguments.
7713 2019-02-01 Segher Boessenkool <segher@kernel.crashing.org>
7715 * combine.c (try_combine): Do not print "Can't combine" messages unless
7716 printing failed combination attempts.
7718 2019-02-01 Martin Jambor <mjambor@suse.cz>
7721 * omp-grid.c (grid_mark_variable_segment): Set assembler name of group
7722 segment and global segment variables before making them static.
7724 2019-02-01 Martin Jambor <mjambor@suse.cz>
7726 * omp-grid.c (grid_target_follows_gridifiable_pattern): Guard two
7727 missed optimization dump with dump_enabled_p.
7729 2019-02-01 Richard Biener <rguenther@suse.de>
7732 * tree-scalar-evolution.c (analyze_scalar_evolution): Set up
7733 the instantiate cache.
7734 (instantiate_scev_binary): Elide second operand procesing
7735 if equal to the first.
7736 * tree-chrec.c (chrec_contains_symbols): Add visited set.
7737 (chrec_contains_undetermined): Likewise.
7738 (tree_contains_chrecs): Likewise.
7740 2019-02-01 Jan Hubicka <hubicka@ucw.cz>
7742 * parms.def (MAX_INLINE_INSNS_SINGLE): Reduce from 400 to 200.
7744 2019-02-01 Jakub Jelinek <jakub@redhat.com>
7746 PR tree-optimization/89143
7747 * wide-int-range.h (wide_int_range_absu): Declare.
7748 * wide-int-range.cc (wide_int_range_absu): New function.
7749 * tree-vrp.c (extract_range_from_unary_expr): Handle ABSU_EXPR.
7751 PR tree-optimization/88107
7752 * tree-cfg.c (find_outermost_region_in_block): Add ALL argument,
7753 instead of assertion that eh_region_outermost is non-NULL, if it
7754 is NULL, set *ALL to true and return NULL.
7755 (move_sese_region_to_fn): Adjust caller, if all is set, call
7756 duplicate_eh_regions with NULL region.
7758 2019-02-01 Richard Biener <rguenth@suse.de>
7760 PR rtl-optimization/88593
7761 * mode-switching.c (optimize_mode_switching): Free dominators before
7762 calling cleanup_cfg.
7764 2019-02-01 Bin Cheng <bin.cheng@linux.alibaba.com>
7766 PR tree-optimization/88932
7767 * tree-predcom.c (try_combine_chains): Get loop bbs in dom order.
7769 2019-01-31 Jakub Jelinek <jakub@redhat.com>
7772 * omp-low.c (lower_omp_task_reductions): Drop redundant test to avoid
7773 bogus clang warning.
7775 2019-01-31 Uroš Bizjak <ubizjak@gmail.com>
7778 * config/i386/i386.md (*extendsfdf2): Split out reg->reg
7779 alternative to avoid partial SSE register stall for TARGET_AVX.
7780 (truncdfsf2): Ditto.
7781 (sse4_1_round<mode>2): Ditto.
7783 2018-01-31 Bill Schmidt <wschmidt@linux.ibm.com>
7785 PR tree-optimization/89008
7786 * gimple-ssa-strength-reduction.c (slsr_process_mul): Don't
7787 process anything of the form X * 0.
7789 2019-01-31 Richard Biener <rguenther@suse.de>
7791 PR tree-optimization/89135
7792 * tree-ssa-phiprop.c (pass_phiprop::execute): Skip blocks
7793 with abnormal preds.
7795 2019-01-31 Jakub Jelinek <jakub@redhat.com>
7798 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Allow inlining
7799 always_inline callees into no_sanitize_address callers.
7801 2019-01-31 Richard Biener <rguenther@suse.de>
7803 PR rtl-optimization/89115
7804 * lra.c (lra_rtx_hash): Properly hash CONST_INT values.
7806 2019-01-30 Martin Sebor <msebor@redhat.com>
7809 * doc/extend.texi (cast to a union): Correct and expand.
7811 2019-01-30 Vladimir Makarov <vmakarov@redhat.com>
7813 PR rtl-optimization/87246
7814 * lra-constraints.c (simplify_operand_subreg): Reload memory
7815 in subreg if the address became invalid.
7817 2019-01-30 Bill Schmidt <wschmidt@linux.ibm.com>
7820 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v4sf_scalar):
7821 Disable for little-endian.
7823 2019-01-30 Richard Biener <rguenther@suse.de>
7825 PR rtl-optimization/89115
7826 * opts.c (default_options_optimization): Reduce
7827 PARAM_MAX_DSE_ACTIVE_LOCAL_STORES by a factor of 10 at -O1.
7828 Make PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP reduction relative
7831 2019-01-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
7833 * config/rs6000/rs6000-c.c (altivec-resolve_overloaded_builtin):
7834 Change handling of ALTIVEC_BUILTIN_VEC_EXTRACT. Coerce result to
7835 type of vector element when vec_extract is implemented by direct
7838 2019-01-30 Thomas Schwinge <thomas@codesourcery.com>
7840 * doc/invoke.texi (C Language Options): List "-fopenacc-dim".
7842 2019-01-30 Richard Biener <rguenther@suse.de>
7844 PR tree-optimization/89111
7845 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Restrict
7846 canonicalization to appropriately sized access types.
7848 2019-01-30 Jakub Jelinek <jakub@redhat.com>
7851 * config/i386/i386.c (ix86_warn_parameter_passing_abi): Don't warn
7852 for arguments to functions that are TU-local and shouldn't be
7853 referenced by assembly.
7855 2019-01-30 Ulrich Drepper <drepper@redhat.com>
7857 * dumpfile.c (opt_info_switch_p_1): Ignore '-' if it appears
7860 2019-01-29 Martin Sebor <msebor@redhat.com>
7863 * gimple-fold.c (fold_array_ctor_reference): Avoid zero-length arrays.
7865 2019-01-29 Jakub Jelinek <jakub@redhat.com>
7869 * omp-simd-clone.c (simd_clone_clauses_extract)
7870 <case OMP_CLAUSE_ALIGNED>: Ignore clauses with NULL
7871 OMP_CLAUSE_ALIGNED_ALIGNMENT.
7873 2019-01-29 Vineet Gupta <vgupta@synopsys.com>
7875 * config.gcc: Force .init_array for ARC.
7877 2019-01-29 Richard Biener <rguenther@suse.de>
7880 * dwarf2out.c (collect_skeleton_dies): New helper.
7881 (copy_decls_for_unworthy_types): Call it.
7882 (build_abbrev_table): Assert we do not try to replace
7883 DW_AT_signature refs with local refs.
7885 2019-01-28 Jakub Jelinek <jakub@redhat.com>
7888 * gimplify.c (gimplify_omp_for): When adding OMP_CLAUSE_*_GIMPLE_SEQ
7889 for lastprivate/linear IV, push gimplify context around gimplify_assign
7890 and, if it needed any temporaries, pop it into a gimple bind around the
7893 2019-01-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
7895 * common.opt (-Wattribute-alias): Remove "no-" from name.
7896 Make -Wattribute-alias command line option and
7897 #pragma GCC diagnostic ignored "-Wattribute-alias" work again.
7899 2019-01-28 Jakub Jelinek <jakub@redhat.com>
7902 * doc/invoke.texi (-mclwb, -mprfchw, -mrdpid, -mrdseed, -msgx,
7903 -madx, -mhle, -mavx5124fmaps, -mavx512vnni, -mavx5124vnniw): Document
7905 (bmi2): Add missing @opindex.
7906 * doc/extend.texi (x86 target attribute): Move fma4, lwp, ssse3
7907 options alphabetically. Add missing 3dnow, 3dnowa, adx, avx, avx2,
7908 avx5124fmaps, avx5124vnniw, avx512bitalg, avx512bw, avx512cd,
7909 avx512dq, avx512er, avx512f, avx512ifma, avx512pf, avx512vbmi,
7910 avx512vbmi2, avx512vl, avx512vnni, avx512vpopcntdq, bmi, bmi2,
7911 cldemote, clflushopt, clwb, clzero, crc32, cx16, f16c, fma, fsgsbase,
7912 fxsr, gfni, hle, lzcnt, movbe, movdir64b, movdiri, mwaitx, pconfig,
7913 pku, prefetchwt1, prfchw, ptwrite, rdpid, rdrnd, rdseed, rtm, sahf,
7914 sgx, sha, shstk, tbm, vaes, vpclmulqdq, waitpkg, wbnoinvd, xsave,
7915 xsavec, xsaveopt and xsaves options.
7917 2019-01-28 Richard Biener <rguenther@suse.de>
7920 * dwarf2out.c (gen_subprogram_die): Remove leftover from MPX
7923 2019-01-28 Richard Biener <rguenther@suse.de>
7925 PR tree-optimization/88739
7926 * tree-cfg.c (verify_types_in_gimple_reference): Verify
7927 BIT_FIELD_REFs only are applied to mode-precision operands
7928 when they are integral.
7929 (verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR.
7930 * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid generating
7931 BIT_FIELD_REFs of non-mode-precision integral operands.
7933 2019-01-27 Jakub Jelinek <jakub@redhat.com>
7936 * config/i386/sse.md
7937 (<mask_codefor>avx512dq_shuf_<shuffletype>64x2_1<mask_name>,
7938 avx512f_shuf_<shuffletype>64x2_1<mask_name>): Ensure the
7939 first constants in pairs are multiples of 2. Formatting fixes.
7940 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>,
7941 avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Ensure the
7942 first constants in each quadruple are multiples of 4. Formatting fixes.
7944 2019-01-26 Martin Jambor <mjambor@suse.cz>
7947 * tree-inline.c: Include tree-cfgcleanup.h.
7948 (delete_unreachable_blocks_update_callgraph): Move...
7949 * tree-cfgcleanup.c (delete_unreachable_blocks_update_callgraph):
7950 ...here, make externally visible, make second argument bool, adjust
7952 * tree-cfgcleanup.c: Include cgraph.h.
7953 * tree-cfgcleanup.h (delete_unreachable_blocks_update_callgraph):
7955 * ipa-prop.c: Include tree-cfgcleanup.h.
7956 (ipcp_transform_function): Call
7957 delete_unreachable_blocks_update_callgraph instead of cleaning uo CFG.
7959 2019-01-25 Vladimir Makarov <vmakarov@redhat.com>
7961 PR rtl-optimization/88846
7962 * ira.c (process_set_for_memref_referenced_p): New.
7963 (memref_referenced_p): Add new param. Use
7964 process_set_for_memref_referenced_p. Add new switch cases.
7965 (memref_used_between_p): Pass new arg to memref_referenced_p.
7967 2019-01-25 Richard Earnshaw <rearnsha@arm.com>
7970 * config/aarch64/aarch64.c (aarch64_function_arg_alignment): Add new
7971 argument ABI_BREAK. Set to true if the calculated alignment has
7972 changed in gcc-9. Check bit-fields for their base type alignment.
7973 (aarch64_layout_arg): Warn if argument passing has changed in gcc-9.
7974 (aarch64_function_arg_boundary): Likewise.
7975 (aarch64_gimplify_va_arg_expr): Likewise.
7977 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
7980 * varasm.c (output_constructor_bitfield): Use wi::extract_uhwi
7981 instead of accessing TREE_INT_CST_ELT directly.
7983 2019-01-25 Christophe Lyon <christophe.lyon@linaro.org>
7985 * doc/sourcebuild.texi (Environment attributes): Add fenv and
7986 fenv_exceptions description.
7988 2019-01-25 Wilco Dijkstra <wdijkstr@arm.com>
7990 PR rtl-optimization/87763
7991 * config/aarch64/aarch64.c (aarch64_select_cc_mode):
7992 Allow SUBREG when matching CC_NZmode compare.
7994 2019-01-25 Richard Biener <rguenther@suse.de>
7996 PR tree-optimization/89049
7997 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost):
7998 Look at the pattern stmt to determine if the stmt is vectorized.
8000 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
8002 * config/aarch64/aarch64-sve.md (*pred_mov<mode>)
8003 (pred_mov<mode>): Handle all-register forms using both a new
8004 alternative and a split.
8006 2019-01-25 Richard Biener <rguenther@suse.de>
8008 PR tree-optimization/86865
8009 * graphite-scop-detection.c (scop_detection::can_represent_loop):
8010 Reject non-do-while loops.
8012 2019-01-24 Peter Bergner <bergner@linux.ibm.com>
8014 * config/rs6000/altivec.md (build_vector_mask_for_load): Use MEM_P.
8015 * config/rs6000/constraints.md (Q constraint): Use REG_P.
8016 * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Use SYMBOL_REF_P.
8017 * config/rs6000/freebsd64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
8018 SYMBOL_REF_P, CONST_INT_P and CONST_DOUBLE_P.
8019 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8020 * config/rs6000/predicates.md (altivec_register_operand, vint_operand,
8021 vsx_register_operand, vsx_reg_sfsubreg_ok, vfloat_operand,
8022 vlogical_operand, gpc_reg_operand, int_reg_operand,
8023 int_reg_operand_not_pseudo): Use SUBREG_P and HARD_REGISTER_P.
8024 (ca_operand, base_reg_operand, htm_spr_reg_operand, cc_reg_operand,
8025 cc_reg_not_cr0_operand, input_operand): Use SUBREG_P.
8026 (save_world_operation, restore_world_operation, lmw_operation,
8027 stmw_operation): Use MEM_P and REG_P.
8028 (tie_operand): Use MEM_P.
8029 (vrsave_operation, crsave_operation): Use REG_P.
8030 (mfcr_operation, mtcrf_operation): Use REG_P and CONST_INT_P.
8031 (fpr_reg_operand): Use SUBREG_P and HARD_REGISTER_NUM_P.
8032 (quad_int_reg_operand): Use HARD_REGISTER_NUM_P.
8033 (call_operand): Use HARD_REGISTER_P.
8034 (indexed_or_indirect_operand, altivec_indexed_or_indirect_operand):
8036 (lwa_operand): Use SUBREG_P, REG_P and CONST_INT_P.
8037 * config/rs6000/rs6000-p8swap.c (insn_is_load_p, insn_is_store_p,
8038 quad_aligned_load_p, replace_swapped_aligned_store,
8039 recombine_lvx_pattern, replace_swapped_aligned_load,
8040 recombine_stvx_pattern): Use MEM_P.
8041 (const_load_sequence_p, adjust_vperm, replace_swapped_load_constant):
8042 Use MEM_P and SYMBOL_REF_P.
8043 (rtx_is_swappable_p): Use REG_P and CONST_INT_P.
8044 (insn_is_swappable_p): Use REG_P and MEM_P.
8045 (insn_is_swap_p, (alignment_mask): Use CONST_INT_P.
8046 * config/rs6000/rs6000-string.c (expand_block_clear, expand_block_move):
8048 * config/rs6000/rs6000.c (rs6000_secondary_reload, rs6000_emit_cmove):
8050 (rs6000_output_move_128bit): Use CONST_DOUBLE_P, CONST_INT_P and
8052 (rs6000_legitimize_address): Use CONST_DOUBLE_P, CONST_INT_P,
8053 CONST_WIDE_INT_P, REG_P and SYMBOL_REF_P.
8054 (rs6000_emit_move): Use CONST_DOUBLE_P, CONST_INT_P, HARD_REGISTER_P,
8055 HARD_REGISTER_NUM_P, MEM_P, REG_P, SUBREG_P, SYMBOL_REF_P and
8057 (output_toc): Use CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
8058 (easy_altivec_constant, rs6000_legitimate_offset_address_p,
8059 rs6000_mode_dependent_address, rs6000_expand_mtfsf_builtin,
8060 rs6000_expand_set_fpscr_rn_builtin, rs6000_expand_set_fpscr_drn_builtin,
8061 rs6000_expand_unop_builtin, INT_P, rs6000_generate_compare,
8062 rs6000_machopic_legitimize_pic_address, rs6000_split_logical_inner,
8063 rs6000_split_logical_di): Use CONST_INT_P.
8064 (rs6000_legitimize_reload_address): Use CONST_INT_P, HARD_REGISTER_P,
8065 REG_P and SYMBOL_REF_P.
8066 (setup_incoming_varargs, rs6000_rtx_costs): Use CONST_INT_P and MEM_P.
8067 (print_operand): Use CONST_INT_P, MEM_P and REG_P.
8068 (virtual_stack_registers_memory_p, rs6000_legitimate_address_p,
8069 mems_ok_for_quad_peep): Use CONST_INT_P and REG_P.
8070 (rs6000_secondary_reload_memory): Use CONST_INT_P and SUBREG_P.
8071 (small_data_operand, print_operand_address): Use CONST_INT_P and
8073 (split_stack_arg_pointer_used_p): Use HARD_REGISTER_P.
8074 (rs6000_init_hard_regno_mode_ok, direct_move_p):
8075 Use HARD_REGISTER_NUM_P.
8076 (rs6000_secondary_reload_gpr): Use HARD_REGISTER_NUM_P and MEM_P.
8077 (rs6000_secondary_reload_class): Use HARD_REGISTER_NUM_P, REG_P,
8078 SUBREG_P and SYMBOL_REF_P.
8079 (register_to_reg_type, rs6000_secondary_reload_inner): Use SUBREG_P
8080 and HARD_REGISTER_NUM_P.
8081 (rs6000_adjust_vec_address): Use HARD_REGISTER_NUM_P and
8083 (rs6000_adjust_cost, find_mem_ref): Use MEM_P.
8084 (macho_lo_sum_memory_operand, rs6000_eliminate_indexed_memrefs): Use
8086 (legitimate_indirect_address_p, legitimate_lo_sum_address_p,
8087 registers_ok_for_quad_peep, rs6000_output_function_epilogue,
8088 find_addr_reg): Use REG_P.
8089 (altivec_expand_vec_perm_const): Use REG_P and SUBREG_P.
8090 (rs6000_emit_le_vsx_move): Use SUBREG_P.
8091 (offsettable_ok_by_alignment, constant_pool_expr_p,
8092 legitimate_small_data_p, rs6000_output_dwarf_dtprel,
8093 rs6000_delegitimize_address, rs6000_const_not_ok_for_debug_p,
8094 rs6000_cannot_force_const_mem, rs6000_output_addr_const_extra,
8095 rs6000_assemble_integer, create_TOC_reference,
8096 rs6000_emit_allocate_stack, rs6000_xcoff_encode_section_info,
8097 rs6000_call_aix, rs6000_call_aix): Use SYMBOL_REF_P.
8098 (rs6000_split_vec_extract_var): Use reg_or_subregno.
8099 * config/rs6000/rtems.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
8100 CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
8101 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8102 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8103 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Use SYMBOL_REF_P.
8104 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use HARD_REGISTER_NUM_P.
8105 (INT_REG_OK_FOR_INDEX_P, INT_REG_OK_FOR_BASE_P): Use HARD_REGISTER_P.
8106 (CONSTANT_ADDRESS_P): Use CONST_INT_P and SYMBOL_REF_P.
8107 * config/rs6000/rs6000.md (define_expands strlensi, mod<mode>3
8108 and cbranch<mode>4): Use CONST_INT_P.
8109 (multiple define_splits): Use REG_P and SUBREG_P.
8110 (define_expands call, call_value): Use MEM_P.
8111 (define_expands sibcall, sibcall_value): Use CONST_INT_P and MEM_P.
8112 (define insn *mtcrfsi): Use CONST_INT_P and REG_P.
8113 * config/rs6000/vsx.md (*vsx_le_perm_load_<mode>,
8114 *vsx_le_perm_load_v8hi, *vsx_le_perm_load_v16qi): Use HARD_REGISTER_P
8115 and HARD_REGISTER_NUM_P.
8116 (multiple define_splits): Use HARD_REGISTER_NUM_P.
8118 2019-01-24 Uroš Bizjak <ubizjak@gmail.com>
8120 PR rtl-optimization/88948
8121 * rtl.h (prepare_copy_insn): New prototype.
8122 * gcse.c (prepare_copy_insn): New function, split out from
8123 process_insert_insn.
8124 (process_insert_insn): Use prepare_copy_insn.
8125 * store-motion.c (replace_store_insn): Use prepare_copy_insn
8126 instead of gen_move_insn.
8128 2019-01-24 Jakub Jelinek <jakub@redhat.com>
8131 * config/i386/i386.c (ix86_pic_register_p): Return true for
8134 PR tree-optimization/88964
8135 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Also
8136 punt if HONOR_SNANS (chrec).
8139 * tree-nested.c (convert_nonlocal_reference_stmt,
8140 convert_local_reference_stmt, convert_tramp_reference_stmt,
8141 convert_gimple_call) <case GIMPLE_OMP_TEAMS>: Treat
8142 gimple_omp_teams_host teams stmts like GIMPLE_OMP_PARALLEL
8145 PR tree-optimization/89027
8146 * tree-inline.c (add_clobbers_to_eh_landing_pad): Don't add clobbers
8147 for "omp simd array" variables.
8149 2019-01-24 Richard Earnshaw <rearnsha@arm.com>
8152 * profile-count.h (profile_count): On ARM systems using GCC 6/7/8
8153 force the alignment of m_val.
8155 2019-01-24 Richard Biener <rguenther@suse.de>
8158 * tree-streamer-out.c (write_ts_decl_common_tree_pointers):
8159 When in "legacy" debug mode make sure to reset self-origins.
8161 2019-01-24 Martin Liska <mliska@suse.cz>
8163 PR gcov-profile/88994
8164 * gcov-io.c (mangle_path): Do not allocate a bigger buffer,
8165 result will be always smaller or equal to the original.
8166 * gcov.c (mangle_name): Fix else branch where we should
8167 also copy to PTR and shift the pointer.
8169 2019-01-24 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
8171 * tree-ssa-dom.c (test_for_singularity): Fix a comment typo.
8172 * vr-values.c (find_case_label_ranges): Fix a comment typo.
8174 2019-01-23 Xuepeng Guo <xuepeng.guo@intel.com>
8176 * common/config/i386/i386-common.c
8177 (OPTION_MASK_ISA_ENQCMD_SET,
8178 OPTION_MASK_ISA_ENQCMD_UNSET): New macros.
8179 (ix86_handle_option): Handle -menqcmd.
8180 * config.gcc (enqcmdintrin.h): New header file.
8181 * config/i386/cpuid.h (bit_ENQCMD): New bit.
8182 * config/i386/driver-i386.c (host_detect_local_cpu): Handle
8184 * config/i386/i386-builtin-types.def ((INT, PVOID, PCVOID)): New
8186 * config/i386/i386-builtin.def (__builtin_ia32_enqcmd,
8187 __builtin_ia32_enqcmds): New builtins.
8188 * config/i386/i386-c.c (__ENQCMD__): New macro.
8189 * config/i386/i386-option.c (ix86_target_string): Add
8191 (ix86_valid_target_attribute_inner_p): Likewise.
8192 * config/i386/i386-expand.c
8193 (ix86_expand_builtin): Expand IX86_BUILTIN_ENQCMD and
8194 IX86_BUILTIN_ENQCMDS.
8195 * config/i386/i386.h (TARGET_ENQCMD): New.
8196 * config/i386/i386.md (UNSPECV_ENQCMD, UNSPECV_ENQCMDS): New.
8197 (@enqcmd<enqcmd_sfx>_<mode>): New insn pattern.
8198 (movdir64b_<mode>): Parameterize to enable share expansion code
8199 with ENQCMD in function ix86_expand_builtin.
8200 * config/i386/i386.opt: Add -menqcmd.
8201 * config/i386/immintrin.h: Include enqcmdintrin.h.
8202 * config/i386/enqcmdintrin.h: New intrinsic file.
8203 * doc/invoke.texi: Add -menqcmd.
8205 2019-01-23 Bin Cheng <bin.cheng@arm.com>
8206 Steve Ellcey <sellcey@marvell.com>
8209 * recog.c (address_operand): Return false on wrong mode for address.
8210 (constrain_operands): Check for mode with 'p' constraint.
8212 2019-01-23 Uroš Bizjak <ubizjak@gmail.com>
8215 * config/i386/sse.md (sse2_cvtpi2pd): Add SSE alternatives.
8216 Disparage MMX alternative.
8217 (sse2_cvtpd2pi): Ditto.
8218 (sse2_cvttpd2pi): Ditto.
8220 2019-01-23 David Malcolm <dmalcolm@redhat.com>
8223 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Fix
8224 use-after-free of the result of
8225 aarch64_get_extension_string_for_isa_flags.
8227 2019-01-23 Jakub Jelinek <jakub@redhat.com>
8230 * doc/extend.texi: Document break and continue behavior in
8231 statement expressions.
8233 2019-01-23 Richard Biener <rguenther@suse.de>
8235 PR tree-optimization/89008
8236 * tree-ssa-reassoc.c (eliminate_using_constants): For * 0 do
8237 not leave another stray operand.
8239 2019-01-23 Jakub Jelinek <jakub@redhat.com>
8241 * BASE-VER: Bump to 9.0.1.
8243 2019-01-23 Eric Botcazou <ebotcazou@adacore.com>
8245 * cgraphunit.c (cgraph_node::expand_thunk): When expanding a GIMPLE
8246 thunk that returns by reference, use the type of the return object
8247 of the thunk instead of that of the alias to build the dereference.
8249 2019-01-23 Vineet Gupta <vgupta@synopsys.com>
8251 * config/arc/atomic.md: Add operand to DMB instruction.
8253 2019-01-23 Jakub Jelinek <jakub@redhat.com>
8255 PR tree-optimization/88964
8256 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Use
8257 build_zero_cst instead of build_int_cst. Return false for loop
8258 invariants which honor signed zeros.
8260 2019-01-22 Segher Boessenkool <segher@kernel.crashing.org>
8262 * doc/invoke.texi (-fsplit-paths): This is enabled by default at -O3.
8264 2019-01-22 Jakub Jelinek <jakub@redhat.com>
8267 * config/rs6000/rs6000.c: Include tree-vrp.h and tree-ssanames.h.
8268 (rs6000_gimple_fold_builtin): If MEM_REF address doesn't satisfy
8269 is_gimple_mem_ref_addr predicate, force it into a SSA_NAME first.
8272 * gimplify.c (gimplify_omp_atomic): Handle bitfield atomics with
8273 non-integral DECL_BIT_FIELD_REPRESENTATIVEs.
8276 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v2df_scalar):
8277 Disable for little endian.
8279 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
8282 * config/arm/arm.c (arm_needs_double_word_align): Check
8283 DECL_BIT_FIELD_TYPE.
8285 2019-01-22 Hongtao Liu <hongtao.liu@intel.com>
8286 H.J. Lu <hongjiu.lu@intel.com>
8289 * config/i386/i386-builtin.def: Add mask2 to all builtin
8290 initializations. Merge ARGS2 and SPECIAL_ARGS2 into ARGS and
8292 * config/i386/i386.c (BDESC): Add mask2 to the definition.
8293 (BDESC_FIRST): Likewise.
8294 (define_builtin): Add an argument for mask2. Updated to handle
8295 both ix86_isa_flags and ix86_isa_flags2.
8296 (define_builtin_const): Likewise.
8297 (define_builtin_pure): Likewise.
8298 (define_builtin2): Deleted.
8299 (define_builtin_const2): Likewise.
8300 (builtin_description): Add a member, mask2.
8301 (bdesc_*): Add mask2 to builtin initializations.
8302 (ix86_init_mmx_sse_builtins): Update calls to def_builtin,
8303 def_builtin_const and def_builtin_pure. Remove SPECIAL_ARGS2
8305 (ix86_get_builtin_func_type): Remove SPECIAL_ARGS2 support.
8307 2019-01-22 H.J. Lu <hongjiu.lu@intel.com>
8310 * config/i386/i386.c (ix86_force_load_from_GOT_p): Also check
8313 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
8316 * config/arm/arm.c (arm_needs_doubleword_align): Return 2 if a record's
8317 alignment is dominated by a bitfield with 64-bit aligned base type.
8318 (arm_function_arg): Emit a warning if the alignment has changed since
8319 earlier GCC releases.
8320 (arm_function_arg_boundary): Likewise.
8321 (arm_setup_incoming_varargs): Likewise.
8323 2019-01-22 Richard Biener <rguenther@suse.de>
8325 PR tree-optimization/88862
8326 * graphite-scop-detection.c
8327 (scop_detection::graphite_can_represent_scev): Reject ADDR_EXPR.
8329 2019-01-22 Andrew Stubbs <ams@codesourcery.com>
8331 * doc/extend.tex (AMD GCN Function Attributes): New section.
8332 * doc/install.texi (amdgcn-unknown-amdhsa): New instructions.
8333 * doc/invoke.texi (AMD GCN Options): New section.
8334 * doc/md.texi (Constraints for Particular Machines): Add AMD GCN.
8336 2019-01-22 Eric Botcazou <ebotcazou@adacore.com>
8338 * config/sparc/sparc.c (parc_delegitimize_address): Recognize the GOT
8339 register and decoded HIGH/LO_SUM combinations for labels in PIC mode.
8341 2019-01-22 Jakub Jelinek <jakub@redhat.com>
8343 PR tree-optimization/88044
8344 * tree-ssa-loop-niter.c (number_of_iterations_cond): If condition
8345 is false in the first iteration, but !every_iteration, return false
8346 instead of true with niter->niter zero.
8348 PR rtl-optimization/88904
8349 * cfgcleanup.c (thread_jump): Verify cond2 doesn't mention
8350 any nonequal registers before processing BB_END (b).
8353 * optabs.c (add_equal_note): Add op0_mode argument, use it instead of
8355 (expand_binop_directly, expand_doubleword_clz,
8356 expand_doubleword_popcount, expand_ctz, expand_ffs,
8357 expand_unop_direct, maybe_emit_unop_insn): Adjust callers.
8359 PR rtl-optimization/49429
8361 PR rtl-optimization/86334
8363 * expr.c (emit_block_move_hints): Move marking of MEM_EXPRs
8364 addressable from here...
8365 (emit_block_op_via_libcall): ... to here.
8367 2019-01-22 Richard Biener <rguenther@suse.de>
8369 * tree-vect-loop.c (vect_analyze_loop_operations): Use
8370 auto_vec for cost vector to fix memleak.
8371 (vectorize_fold_left_reduction): Properly gather SLP defs.
8372 (vectorizable_comparison): Do not swap operands to properly
8375 2019-01-22 Alan Modra <amodra@gmail.com>
8378 * config/rs6000/predicates.md (unspec_tls): Ensure GOT reg
8379 stays a reg. Allow a const_int.
8380 * config/rs6000/rs6000-protos.h (rs6000_output_tlsargs): Declare.
8381 * config/rs6000/rs6000.h (IS_V4_FP_ARGS): Define.
8382 (IS_NOMARK_TLSGETADDR): Define.
8383 * config/rs6000/rs6000.c (edit_tls_call_insn): Delete.
8384 (rs6000_output_tlsargs): New function.
8385 (rs6000_legitimize_tls_address): Don't say a !TARGET_TLS_MARKERS
8386 __tls_get_addr call takes an arg.
8387 (rs6000_call_sysv): Generate sysv4 secure plt call pattern here..
8388 * config/rs6000/rs6000.md (call_nonlocal_sysv): ..rather than here,
8390 (call_value_nonlocal_sysv): ..or here, delete split.
8391 (tls_gdld_nomark): Delete.
8392 (call_value_indirect_nonlocal_sysv): Use unspec_tls as operand2
8393 predicate. Call rs6000_output_tlsargs. Adjust length to suit.
8394 (call_value_nonlocal_sysv): Likewise.
8395 (call_value_nonlocal_sysv_secure): Likewise.
8396 (call_value_nonlocal_aix): Likewise.
8397 (call_value_indirect_aix): Likewise.
8398 (call_value_indirect_elfv2): Likewise.
8399 (call_value_local32, call_value_local64): Disable for no-mark tls.
8400 (call_value_local_aix): Likewise.
8402 2019-01-21 Uroš Bizjak <ubizjak@gmail.com>
8405 * config/i386/i386.c (ix86_expand_builtin) [case IX86_BUILTIN_BEXTRI32,
8406 case IX86_BUILTIN_BEXTRI64]: Sanitize operands.
8408 2019-01-21 Michael Ploujnikov <michael.ploujnikov@oracle.com>
8410 * hash-map-tests.c (test_map_of_strings_to_int): Show how to use
8411 string contents as hash_map keys.
8413 2019-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
8416 * c-warn.c (check_alignment_of_packed_member): Add a boolean parameter
8417 for rvalue context. Handle rvalues correctly. Use min_align_of_type
8418 instead of TYPE_ALIGN.
8419 (check_address_or_pointer_of_packed_member): Handle rvalues coorrectly.
8420 Use min_align_of_type instead of TYPE_ALIGN_UNIT. Check for NULL
8421 pointer from TYPE_STUB_DECL.
8423 2019-01-21 Richard Biener <rguenther@suse.de>
8425 PR tree-optimization/88934
8426 * tree-vect-slp.c (vect_mask_constant_operand_p): Always look
8427 at the possibly non-constant operand.
8428 (vect_get_constant_vectors): Adjust.
8430 2019-01-21 H.J. Lu <hongjiu.lu@intel.com>
8433 * config/i386/adxintrin.h: Just check _IMMINTRIN_H_INCLUDED.
8434 * config/i386/clflushoptintrin.h: Check _IMMINTRIN_H_INCLUDED
8435 instead of _X86INTRIN_H_INCLUDED.
8436 * onfig/i386/clwbintrin.h: Likewise.
8437 * config/i386/pkuintrin.h: Likewise.
8438 * config/i386/prfchwintrin.h: Likewise.
8439 * config/i386/rdseedintrin.h: Likewise.
8440 * config/i386/wbnoinvdintrin.h: Likewise.
8441 * config/i386/xsavecintrin.h: Likewise.
8442 * config/i386/xsavesintrin.h: Likewise.
8443 * config/i386/fxsrintrin.h: Enable _IMMINTRIN_H_INCLUDED check.
8444 * config/i386/xsaveintrin.h: Likewise.
8445 * config/i386/xsaveoptintrin.h: Likewise.
8446 * config/i386/x86intrin.h: Move "#include" <rdseedintrin.h>,
8447 <prfchwintrin.h>, <fxsrintrin.h>, <xsaveintrin.h>,
8448 <xsaveoptintrin.h>, <adxintrin.h>, <clwbintrin.h>,
8449 <clflushoptintrin.h>, <xsavesintrin.h>, <xsavecintrin.h>,
8450 <wbnoinvdintrin.h> and <pkuintrin.h> to ...
8451 * config/i386/immintrin.h: Here.
8453 2019-01-20 Martin Jambor <mjambor@suse.cz>
8456 * ipa-prop.h (struct ipa_func_body_info): Replaced field aa_walked
8457 with aa_walk_budget.
8458 * cgraph.h (ipa_polymorphic_call_context::get_dynamic_type): Add
8459 aa_walk_budget_p parameter.
8460 * ipa-fnsummary.c (unmodified_parm_1): New parameter fbi. Limit AA
8461 walk. Updated all callers.
8462 (unmodified_parm): New parameter fbi, pass it to unmodified_parm_1.
8463 (eliminated_by_inlining_prob): New parameter fbi, pass it on to
8465 (will_be_nonconstant_expr_predicate): New parameter fbi, removed
8466 parameter info. Extract info from fbi. Pass fbi to recursive calls
8467 and to unmodified_parm.
8468 (phi_result_unknown_predicate): New parameter fbi, removed parameter
8469 info, updated call to will_be_nonconstant_expr_predicate.
8470 (param_change_prob): New parameter fbi, limit AA walking.
8471 (analyze_function_body): Initialize aa_walk_budget in fbi. Update
8472 calls to various above functions.
8473 * ipa-polymorphic-call.c (get_dynamic_type): Add aa_walk_budget_p
8474 parameter. Use it to limit AA walking.
8475 * ipa-prop.c (detect_type_change_from_memory_writes): New parameter
8477 (detect_type_change): New parameter fbi, pass it on to
8478 detect_type_change_from_memory_writes.
8479 (detect_type_change_ssa): Likewise.
8480 (aa_overwalked): Removed.
8481 (parm_preserved_before_stmt_p): Assume fbi is never NULL, stream line
8482 accordingly, adjust to the neew AA limiting scheme.
8483 (parm_ref_data_preserved_p): Likewise.
8484 (ipa_compute_jump_functions_for_edge): Adjust call to
8486 (ipa_analyze_call_uses): Likewise.
8487 (ipa_analyze_virtual_call_uses): Pass fbi to detect_type_change_ssa.
8488 (ipa_analyze_node): Initialize aa_walk_budget.
8489 (ipcp_transform_function): Likewise.
8490 * tree-ssa-sccvn.c (eliminate_dom_walker::eliminate_stmt): Update call
8491 to get_dynamic_type.
8493 2019-01-19 Jakub Jelinek <jakub@redhat.com>
8495 * config/aarch64/aarch64.c (aarch64_stack_protect_guard): Move
8496 outside of #if CHECKING_P code.
8498 2019-01-19 Richard Sandiford <richard.sandiford@arm.com>
8500 * gimple-loop-versioning.cc (loop_versioning::dump_inner_likelihood):
8501 New function, split out from...
8502 (loop_versioning::analyze_stride): ...here.
8503 (loop_versioning::find_per_loop_multiplication): Use gassign.
8504 (loop_versioning::analyze_term_using_scevs): Return a success code.
8505 (loop_versioning::analyze_arbitrary_term): New function.
8506 (loop_versioning::analyze_address_fragment): Use
8507 analyze_arbitrary_term if all else fails.
8509 2019-01-18 Segher Boessenkool <segher@kernel.crashing.org>
8512 * config/rs6000/rs6000.md (*movsi_from_df): Allow only register
8515 2019-01-18 Richard Biener <rguenther@suse.de>
8517 PR tree-optimization/88903
8518 * tree-vect-stmts.c (vectorizable_shift): Verify we see all
8519 scalar stmts a SLP shift amount is composed of when detecting
8522 2019-01-18 Richard Earnshaw <rearnsha@arm.com>
8525 * config/arm/arm-cpus.in (mp): New feature.
8527 (fgroup ARMv7ve): Add mp and sec features.
8528 (arch armv7-a): Add options to allow mp and sec extensions.
8529 (cpu generic-armv7-a): Add options to allow mp and sec extensions.
8530 (cpu cortex-a5, cpu cortex-7, cpu cortex-a9): Add mp and sec
8531 extenstions to the base architecture.
8532 (cpu cortex-a8): Add sec extension to the base architecture.
8533 (cpu marvell-pj4): Add mp and sec extensions to the base architecture.
8534 * config/arm/t-aprofile (MULTILIB_MATCHES): Map all armv7-a arch
8535 variants down to the base v7-a varaint.
8536 * config/arm/t-multilib (v7_a_arch_variants): New variable.
8537 * doc/invoke.texi (ARM Options): Add +mp and +sec to the list
8538 of permitted extensions for -march=armv7-a and for
8539 -mcpu=generic-armv7-a.
8541 2019-01-18 Martin Liska <mliska@suse.cz>
8543 * params.def: Fix comment.
8544 * tree-profile.c (gimple_init_gcov_profiler): Bump function
8546 (gimple_gen_ic_func_profiler): Likewise.
8548 2019-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
8550 * config/aarch64/aarch64-opts.h (enum stack_protector_guard): New
8551 * config/aarch64/aarch64.c (aarch64_override_options_internal): Handle
8552 and put in error checks for stack protector guard options.
8553 (aarch64_stack_protect_guard): New.
8554 (TARGET_STACK_PROTECT_GUARD): Define.
8555 * config/aarch64/aarch64.md (UNSPEC_SSP_SYSREG): New.
8556 (reg_stack_protect_address<mode>): New.
8557 (stack_protect_set): Adjust for SSP_GLOBAL.
8558 (stack_protect_test): Likewise.
8559 * config/aarch64/aarch64.opt (-mstack-protector-guard-reg): New.
8560 (-mstack-protector-guard): Likewise.
8561 (-mstack-protector-guard-offset): Likewise.
8563 2019-01-18 Jakub Jelinek <jakub@redhat.com>
8565 PR tree-optimization/86214
8566 * tree-inline.h (struct copy_body_data): Add
8567 add_clobbers_to_eh_landing_pads member.
8568 * tree-inline.c (add_clobbers_to_eh_landing_pad): New function.
8569 (copy_edges_for_bb): Call it if EH edge destination is <
8570 id->add_clobbers_to_eh_landing_pads. Fix a comment typo.
8571 (expand_call_inline): Set id->add_clobbers_to_eh_landing_pads
8572 if flag_stack_reuse != SR_NONE and clear it afterwards.
8574 2019-01-18 Christophe Lyon <christophe.lyon@linaro.org>
8577 * doc/install.texi (with-multilib-list): Document for aarch64.
8579 2019-01-18 Jakub Jelinek <jakub@redhat.com>
8582 * config/arm/arm_neon.h: Fix #pragma GCC target syntax - replace
8583 (("..."))) with ("...").
8585 2019-01-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
8587 * doc/extend.texi (Built-in Functions for Memory Model Aware
8588 Atomic Operations): Document atomic fetch and nand.
8590 2019-01-18 Martin Liska <mliska@suse.cz>
8591 Richard Biener <rguenther@suse.de>
8594 * cgraph.h (create_version_clone_with_body): Add new argument
8596 * cgraphclones.c (cgraph_node::create_version_clone): Add
8597 DECL_ATTRIBUTES to a newly created decl. And call
8598 valid_attribute_p so that proper cl_target_optimization_node
8599 is set for the newly created declaration.
8600 * multiple_target.c (create_target_clone): Set DECL_ATTRIBUTES
8602 (expand_target_clones): Do not call valid_attribute_p, it must
8604 * tree-inline.c (copy_decl_for_dup_finish): Reset mode for
8607 2019-01-17 Jakub Jelinek <jakub@redhat.com>
8610 * config/aarch64/arm_neon.h: Fix #pragma GCC target syntax - replace
8611 (("..."))) with ("..."). Use arch=armv8.2-a+sha3 instead of
8612 arch=armv8.2-a+crypto for vsha512hq_u64 etc. intrinsics.
8614 2019-01-17 Martin Sebor <msebor@redhat.com>
8617 * gimple-ssa-warn-restrict.c (builtin_memref::extend_offset_range):
8618 Handle anti-ranges the same as no range at all.
8620 2018-01-17 Steve Ellcey <sellcey@cavium.com>
8622 * config/aarch64/aarch64.c (cgraph.h): New include.
8623 (intl.h): New include.
8624 (supported_simd_type): New function.
8625 (currently_supported_simd_type): Ditto.
8626 (aarch64_simd_clone_compute_vecsize_and_simdlen): Ditto.
8627 (aarch64_simd_clone_adjust): Ditto.
8628 (aarch64_simd_clone_usable): Ditto.
8629 (TARGET_SIMD_CLONE_COMPUTE_VECSIZE_AND_SIMDLEN): New macro.
8630 (TARGET_SIMD_CLONE_ADJUST): Ditto.
8631 (TARGET_SIMD_CLONE_USABLE): Ditto.
8632 * config/i386/i386.c (ix86_simd_clone_adjust): Add definition check.
8633 * omp-simd-clone.c (expand_simd_clones): Add targetm.simd_clone.adjust
8636 2019-01-17 Martin Sebor <msebor@redhat.com>
8638 PR tree-optimization/88800
8639 * gimple-fold.c (gimple_fold_builtin_memory_op): Avoid checking
8640 NO_WARNING bit here. Avoid folding out-of-bounds calls.
8641 * gimple-ssa-warn-restrict.c (maybe_diag_offset_bounds): Remove
8642 redundant argument. Add new argument and issue diagnostics under
8643 its control. Detect out-of-bounds access even with warnings
8645 (check_bounds_or_overlap): Change return type. Add argument.
8646 (wrestrict_dom_walker::check_call): Adjust.
8647 * gimple-ssa-warn-restrict.h (check_bounds_or_overlap): Add argument.
8648 * tree-ssa-strlen.c (handle_builtin_strcpy): Adjust to change in
8649 check_bounds_or_overlap's return value.
8650 (handle_builtin_stxncpy): Same.
8651 (handle_builtin_strcat): Same.
8653 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8654 Kwok Cheung Yeung <kcy@codesourcery.com>
8655 Julian Brown <julian@codesourcery.com>
8656 Tom de Vries <tom@codesourcery.com>
8658 * doc/sourcebuild.texi: Document dg-add-options sqrt_insn.
8660 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8662 * doc/sourcebuild.texi: Document dg-require-effective-target
8663 llvm_binutils and offload_gcn.
8665 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8666 Kwok Cheung Yeung <kcy@codesourcery.com>
8667 Julian Brown <julian@codesourcery.com>
8668 Tom de Vries <tom@codesourcery.com>
8670 * doc/sourcebuild.texi: Document dg-required-effective-target
8673 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8674 Kwok Cheung Yeung <kcy@codesourcery.com>
8675 Julian Brown <julian@codesourcery.com>
8676 Tom de Vries <tom@codesourcery.com>
8677 Jan Hubicka <hubicka@ucw.cz>
8678 Martin Jambor <mjambor@suse.cz>
8680 * config.gcc: Add amdgcn*-*-amdhsa configuration.
8681 * configure.ac: Check for dlopen.
8682 * configure: Regenerate.
8684 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8685 Kwok Cheung Yeung <kcy@codesourcery.com>
8686 Julian Brown <julian@codesourcery.com>
8687 Tom de Vries <tom@codesourcery.com>
8688 Jan Hubicka <hubicka@ucw.cz>
8689 Martin Jambor <mjambor@suse.cz>
8691 * common/config/gcn/gcn-common.c: New file.
8692 * config/gcn/driver-gcn.c: New file.
8693 * config/gcn/gcn-builtins.def: New file.
8694 * config/gcn/gcn-hsa.h: New file.
8695 * config/gcn/gcn-modes.def: New file.
8696 * config/gcn/gcn-opts.h: New file.
8697 * config/gcn/gcn-passes.def: New file.
8698 * config/gcn/gcn-protos.h: New file.
8699 * config/gcn/gcn-run.c: New file.
8700 * config/gcn/gcn-tree.c: New file.
8701 * config/gcn/gcn.c: New file.
8702 * config/gcn/gcn.h: New file.
8703 * config/gcn/gcn.opt: New file.
8704 * config/gcn/t-gcn-hsa: New file.
8706 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
8707 Kwok Cheung Yeung <kcy@codesourcery.com>
8708 Julian Brown <julian@codesourcery.com>
8709 Tom de Vries <tom@codesourcery.com>
8710 Jan Hubicka <hubicka@ucw.cz>
8711 Martin Jambor <mjambor@suse.cz>
8713 * config/gcn/constraints.md: New file.
8714 * config/gcn/gcn-valu.md: New file.
8715 * config/gcn/gcn.md: New file.
8716 * config/gcn/predicates.md: New file.
8718 2019-01-17 Eric Botcazou <ebotcazou@adacore.com>
8720 * gimple-ssa-isolate-paths.c (stmt_uses_name_in_undefined_way): Replace
8721 flag_non_call_exceptions with cfun->can_throw_non_call_exceptions.
8722 (stmt_uses_0_or_null_in_undefined_way): Likewise.
8723 * tree-ssa-alias.c (same_addr_size_stores_p): Likewise.
8725 2019-01-17 Tamar Christina <tamar.christina@arm.com>
8728 * config/aarch64/aarch64.md (STACK_CLASH_SVE_CFA_REGNUM): New.
8729 * config/aarch64/aarch64.c (aarch64_allocate_and_probe_stack_space): Use
8730 it and document registers.
8732 2019-01-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8734 * config/aarch64/aarch64.c (ares_tunings): Define.
8735 * config/aarch64/aarch64-cores.def (ares): Use the above.
8737 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
8741 2018-11-06 Wei Xiao <wei3.xiao@intel.com>
8743 * config/i386/avx512fintrin.h: Update VFIXUPIMM* intrinsics.
8744 (_mm512_fixupimm_round_pd): Update parameters and builtin.
8745 (_mm512_maskz_fixupimm_round_pd): Ditto.
8746 (_mm512_fixupimm_round_ps): Ditto.
8747 (_mm512_maskz_fixupimm_round_ps): Ditto.
8748 (_mm_fixupimm_round_sd): Ditto.
8749 (_mm_maskz_fixupimm_round_sd): Ditto.
8750 (_mm_fixupimm_round_ss): Ditto.
8751 (_mm_maskz_fixupimm_round_ss): Ditto.
8752 (_mm512_fixupimm_pd): Ditto.
8753 (_mm512_maskz_fixupimm_pd): Ditto.
8754 (_mm512_fixupimm_ps): Ditto.
8755 (_mm512_maskz_fixupimm_ps): Ditto.
8756 (_mm_fixupimm_sd): Ditto.
8757 (_mm_maskz_fixupimm_sd): Ditto.
8758 (_mm_fixupimm_ss): Ditto.
8759 (_mm_maskz_fixupimm_ss): Ditto.
8760 (_mm512_mask_fixupimm_round_pd): Update builtin.
8761 (_mm512_mask_fixupimm_round_ps): Ditto.
8762 (_mm_mask_fixupimm_round_sd): Ditto.
8763 (_mm_mask_fixupimm_round_ss): Ditto.
8764 (_mm512_mask_fixupimm_pd): Ditto.
8765 (_mm512_mask_fixupimm_ps): Ditto.
8766 (_mm_mask_fixupimm_sd): Ditto.
8767 (_mm_mask_fixupimm_ss): Ditto.
8768 * config/i386/avx512vlintrin.h:
8769 (_mm256_fixupimm_pd): Update parameters and builtin.
8770 (_mm256_maskz_fixupimm_pd): Ditto.
8771 (_mm256_fixupimm_ps): Ditto.
8772 (_mm256_maskz_fixupimm_ps): Ditto.
8773 (_mm_fixupimm_pd): Ditto.
8774 (_mm_maskz_fixupimm_pd): Ditto.
8775 (_mm_fixupimm_ps): Ditto.
8776 (_mm_maskz_fixupimm_ps): Ditto.
8777 (_mm256_mask_fixupimm_pd): Update builtin.
8778 (_mm256_mask_fixupimm_ps): Ditto.
8779 (_mm_mask_fixupimm_pd): Ditto.
8780 (_mm_mask_fixupimm_ps): Ditto.
8781 * config/i386/i386-builtin-types.def: Add new types and remove useless ones.
8782 * config/i386/i386-builtin.def: Update builtin definitions.
8783 * config/i386/i386.c: Handle new builtin types and remove useless ones.
8784 * config/i386/sse.md: Update VFIXUPIMM* patterns.
8785 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
8786 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
8787 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Update.
8788 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
8789 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
8790 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Update.
8791 * config/i386/subst.md:
8792 (round_saeonly_sd_mask_operand4): Add new subst_attr.
8793 (round_saeonly_sd_mask_op4): Ditto.
8794 (round_saeonly_expand_operand5): Ditto.
8795 (round_saeonly_expand): Update.
8797 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
8801 2018-11-12 Wei Xiao <wei3.xiao@intel.com>
8803 * config/i386/sse.md: Combine VFIXUPIMM* patterns
8804 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
8805 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
8806 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Remove.
8807 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
8808 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
8809 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Remove.
8811 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
8815 2018-12-15 Jakub Jelinek <jakub@redhat.com>
8818 * config/i386/sse.md (UNSPEC_SFIXUPIMM): New unspec enumerator.
8819 (avx512f_sfixupimm<mode><mask_name><round_saeonly_name>): Use it
8820 instead of UNSPEC_FIXUPIMM.
8822 2019-01-17 Richard Biener <rguenther@suse.de>
8825 * dwarf2out.c (want_pubnames): Never generate pubnames sections
8826 and friends for the LTO part of debug info.
8828 2019-01-17 Jakub Jelinek <jakub@redhat.com>
8830 PR tree-optimization/86214
8831 * cfgexpand.c (add_stack_var_conflict): Don't add any conflicts
8834 PR rtl-optimization/88870
8835 * dce.c (deletable_insn_p): Never delete const/pure calls that can
8836 throw if we can't alter the cfg or delete dead exceptions.
8837 (mark_insn): Don't call find_call_stack_args for such calls.
8839 2019-01-17 Kewen Lin <linkw@gcc.gnu.org>
8841 * doc/extend.texi: Add four new prototypes for vec_ld and seven new
8842 prototypes for vec_st.
8843 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add entries
8844 for scalar address type variants of altivec_vec_ld/altivec_vec_st,
8845 mainly on signed/unsigned long long and double.
8847 2019-01-16 David Malcolm <dmalcolm@redhat.com>
8850 * combine.c (delete_noop_moves): Convert to "bool" return,
8851 returning true if any edges are eliminated.
8852 (combine_instructions): Also return true if delete_noop_moves
8855 2019-01-16 Tamar Christina <tamar.christina@arm.com>
8857 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Use
8858 correct max nunits for endian swap.
8859 (aarch64_expand_fcmla_builtin): Correct subreg code.
8860 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
8861 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>): Correct
8864 2019-01-16 Uroš Bizjak <ubizjak@gmail.com>
8866 * config/alpha/alpha.c (alpha_gimplify_va_arg):
8867 Handle split indirect COMPLEX_TYPE arguments.
8869 2019-01-16 Richard Earnshaw <rearnsha@arm.com>
8872 * config/aarch64/aarch64-modes.def: Add comment about how the carry
8873 bit is set by add and compare.
8874 (CC_ADC): New CC_MODE.
8875 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Use variables
8876 to cache the code and mode of X. Adjust the shape of a CC_Cmode
8877 comparison. Add detection for CC_ADCmode.
8878 (aarch64_get_condition_code_1): Update code support for CC_Cmode. Add
8880 * config/aarch64/aarch64.md (uaddv<mode>4): Use LTU with CCmode.
8881 (uaddvti4): Comparison result is in CC_ADCmode and the condition is GEU.
8882 (add<mode>3_compareC_cconly_imm): Delete. Merge into...
8883 (add<mode>3_compareC_cconly): ... this. Restructure the comparison
8884 to eliminate the need for zero-extending the operands.
8885 (add<mode>3_compareC_imm): Delete. Merge into ...
8886 (add<mode>3_compareC): ... this. Restructure the comparison to
8887 eliminate the need for zero-extending the operands.
8888 (add<mode>3_carryin): Use LTU for the overflow detection.
8889 (add<mode>3_carryinC): Use CC_ADCmode for the result of the carry out.
8890 Reexpress comparison for overflow.
8891 (add<mode>3_carryinC_zero): Update for change to add<mode>3_carryinC.
8892 (add<mode>3_carryinC): Likewise.
8893 (add<mode>3_carryinV): Use LTU for carry between partials.
8894 * config/aarch64/predicates.md (aarch64_carry_operation): Update
8895 handling of CC_Cmode and add CC_ADCmode.
8896 (aarch64_borrow_operation): Likewise.
8898 2019-01-16 Tamar Christina <tamar.christina@arm.com>
8900 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): Remove patternmode.
8901 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): Likewise.
8902 * config/arm/neon.md (neon_vcmla_lane<rot><mode>, neon_vcmla_laneq<rot><mode>,
8903 neon_vcmlaq_lane<rot><mode>): Remove endianness conversion.
8905 2019-01-16 Martin Liska <mliska@suse.cz>
8907 * Makefile.in: Set TOOL_INCLUDE_DIR and NATIVE_SYSTEM_HEADER_DIR
8909 * config/gnu-user.h (TARGET_F951_OPTIONS): Add 'finclude%s/' as
8911 * gcc.c (add_sysrooted_hdrs_prefix): New function.
8912 (path_prefix_reset): Move up in the source file.
8913 (find_fortran_preinclude_file): Make complex search for the
8914 fortran header files.
8916 2019-01-15 Nikhil Benesch <nikhil.benesch@gmail.com>
8918 * godump.c (go_output_typedef): When outputting a typedef, refer
8919 to the underlying type by its name and not its structure.
8921 2019-01-15 David Malcolm <dmalcolm@redhat.com>
8924 * tree.c (build_function_type): Assert that arg_types is not
8927 2019-01-15 Richard Sandiford <richard.sandiford@arm.com>
8930 * doc/extend.texi: Document that listing the stack pointer in the
8931 clobber list of an asm is a deprecated feature.
8932 * common.opt (Wdeprecated): Moved from c-family/c.opt.
8933 * cfgexpand.c (asm_clobber_reg_is_valid): Issue a -Wdeprecated
8934 warning instead of an error for clobbers of the stack pointer.
8935 Add a note explaining why.
8937 2019-01-15 Richard Biener <rguenther@suse.de>
8940 * dwarf2out.c (gen_member_die): Do not generate inheritance
8943 2019-01-15 Richard Biener <rguenther@suse.de>
8945 PR tree-optimization/88855
8946 * tree-if-conv.c (combine_blocks): Collect
8947 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from propagated out virtuals.
8949 2019-01-15 Tom de Vries <tdevries@suse.de>
8952 * config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Handle
8953 lhs == NULL_TREE for gang-level reduction.
8955 2019-01-15 Richard Biener <rguenther@suse.de>
8956 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
8959 * ipa-pure-const.c (malloc_candidate_p_1): Add parameter visited and
8960 return true if SSA_NAME is already marked in visited bitmap.
8961 (malloc_candidate_p): Pass visited to malloc_candidate_p_1.
8963 2019-01-15 Jakub Jelinek <jakub@redhat.com>
8965 PR tree-optimization/88775
8966 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)): Optimize
8967 equal == 0 equality pointer comparisons some more if compared in
8968 integral types and either one points to an automatic var and the
8969 other to a global, or we can prove at least one points to the middle
8970 or both point to start or both point to end.
8972 2019-01-14 Andi Kleen <ak@linux.intel.com>
8974 * Makefile.in: Lower autofdo sampling rate by 10x.
8975 * Makefile.tpl: Dito.
8977 2019-01-14 Tom Honermann <tom@honermann.net>
8979 * defaults.h: Define CHAR8_TYPE.
8981 2019-01-14 Martin Sebor <msebor@redhat.com>
8984 * doc/extend.texi (Darwin Format Checks): Clarify.
8986 2019-01-14 Richard Biener <rguenther@suse.de>
8988 * genmatch.c (dt_simplify::gen_1): Change dumping dependent on
8989 whether we are in (simplify ...) or (match ...) context.
8991 2019-01-14 Jakub Jelinek <jakub@redhat.com>
8993 PR rtl-optimization/88796
8994 * emit-rtl.h (struct rtl_data): Add stack_protect_guard_decl field.
8995 * cfgexpand.c (stack_protect_prologue): Initialize
8996 crtl->stack_protect_guard_decl.
8997 * function.c (stack_protect_epilogue): Use it instead of calling
8998 targetm.stack_protect_guard again.
8999 * dse.c (check_mem_read_rtx): Ignore MEM_VOLATILE_P reads from
9000 MEMs with MEM_EXPR equal to crtl->stack_protect_guard or
9001 crtl->stack_protect_guard_decl.
9002 * config/i386/i386.c (ix86_stack_protect_guard): Set TREE_THIS_VOLATILE
9003 on the returned MEM_EXPR.
9005 2019-01-12 Tom de Vries <tdevries@suse.de>
9007 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Alow setting
9008 vector length using -fopenacc-dim.
9010 2019-01-12 Tom de Vries <tdevries@suse.de>
9012 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Take larger vector
9013 lengths into account.
9015 2019-01-12 Svante Signell <svante.signell@gmail.com>
9017 * config/i386/gnu.h (TARGET_THREAD_SSP_OFFSET): Define.
9018 (TARGET_CAN_SPLIT_STACK): Define.
9019 (TARGET_THREAD_SPLIT_STACK_OFFSET): Define.
9021 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9023 * params.def (inline-unit-growth): Set to 40.
9025 2019-01-12 Jakub Jelinek <jakub@redhat.com>
9027 * tree-ssa-loop-ivopts.c (find_inv_vars): Fix a comment typo.
9029 2019-01-12 Tom de Vries <tdevries@suse.de>
9031 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): In offloading
9032 region calling vector-partitionable routine, set default_vector_length
9035 2019-01-12 Tom de Vries <tdevries@suse.de>
9037 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add an use new
9038 variable default_vector_length.
9040 2019-01-12 Tom de Vries <tdevries@suse.de>
9043 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Apply defaults
9044 from oacc_default_dims, as oacc_validate_dims would do it, and apply
9047 2019-01-12 Tom de Vries <tdevries@suse.de>
9049 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1)
9050 (nvptx_goacc_validate_dims): Add used parameter.
9051 * doc/tm.texi: Regenerate.
9052 * omp-offload.c (oacc_parse_default_dims, oacc_validate_dims): Add
9053 argument to call to targetm.goacc.validate_dims.
9054 (default_goacc_validate_dims): Add used
9056 * target.def (validate_dims): Add used parameter in DEFHOOK.
9057 * targhooks.h (default_goacc_validate_dims): Add used parameter.
9059 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9063 * tree-inline.h (struct copy_body_data): Add adjust_array_error_bounds
9065 * tree-inline.c (remap_type_1): Formatting fix. If TYPE_MAX_VALUE of
9066 ARRAY_TYPE's TYPE_DOMAIN is newly error_mark_node, replace it with
9067 a dummy "omp dummy var" variable if id->adjust_array_error_bounds.
9068 * omp-low.c (new_omp_context): Set cb.adjust_array_error_bounds.
9070 2019-01-11 Vladimir Makarov <vmakarov@redhat.com>
9072 PR rtl-optimization/87305
9074 (setup_live_pseudos_and_spill_after_risky_transforms): Add code
9075 for little endian pseudos used as paradoxical subreg.
9077 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9079 PR tree-optimization/88693
9080 * tree-ssa-strlen.c (get_min_string_length): Don't set *full_string_p
9081 for STRING_CSTs that don't contain any NUL characters in the first
9082 TREE_STRING_LENGTH bytes.
9084 2019-01-11 Alan Modra <amodra@gmail.com>
9088 * genattrtab.c (min_fn): Don't translate values.
9089 (min_attr_value): Return INT_MAX when the value can't be calculated.
9090 Return minimum among any values that can be calculated.
9091 (max_attr_value): Adjust.
9093 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9095 * Makefile.in (PLUGIN_HEADERS): Add $(INSN_ATTR_H).
9097 2019-01-11 Steve Ellcey <sellcey@marvell.com>
9099 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
9100 (aarch64_hard_regno_call_part_clobbered): Add insn argument.
9101 (aarch64_return_call_with_max_clobbers): New function.
9102 (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New macro.
9103 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Add insn
9105 * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): Ditto.
9106 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Ditto.
9107 * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered): Ditto.
9108 * config/s390/s390.c (s390_hard_regno_call_part_clobbered): Ditto.
9109 * cselib.c (cselib_process_insn): Add argument to
9110 targetm.hard_regno_call_part_clobbered call.
9111 * ira-conflicts.c (ira_build_conflicts): Ditto.
9112 * ira-costs.c (ira_tune_allocno_costs): Ditto.
9113 * lra-constraints.c (inherit_reload_reg): Ditto.
9114 * lra-int.h (struct lra_reg): Add call_insn field, remove call_p field.
9115 * lra-lives.c (check_pseudos_live_through_calls): Add call_insn
9116 argument. Call targetm.return_call_with_max_clobbers.
9117 Add argument to targetm.hard_regno_call_part_clobbered call.
9118 (calls_have_same_clobbers_p): New function.
9119 (process_bb_lives): Add call_insn and last_call_insn variables.
9120 Pass call_insn to check_pseudos_live_through_calls.
9121 Modify if stmt to check targetm.return_call_with_max_clobbers.
9122 Update setting of flush variable.
9123 (lra_create_live_ranges_1): Set call_insn to NULL instead of call_p
9125 * lra.c (initialize_lra_reg_info_element): Set call_insn to NULL.
9126 * regcprop.c (copyprop_hardreg_forward_1): Add argument to
9127 targetm.hard_regno_call_part_clobbered call.
9128 * reginfo.c (choose_hard_reg_mode): Ditto.
9129 * regrename.c (check_new_reg_p): Ditto.
9130 * reload.c (find_equiv_reg): Ditto.
9131 * reload1.c (emit_reload_insns): Ditto.
9132 * sched-deps.c (deps_analyze_insn): Ditto.
9133 * sel-sched.c (init_regs_for_mode): Ditto.
9134 (mark_unavailable_hard_regs): Ditto.
9135 * targhooks.c (default_dwarf_frame_reg_mode): Ditto.
9136 * target.def (hard_regno_call_part_clobbered): Add insn argument.
9137 (return_call_with_max_clobbers): New target function.
9138 * doc/tm.texi: Regenerate.
9139 * doc/tm.texi.in (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New hook.
9140 * hooks.c (hook_bool_uint_mode_false): Change to
9141 hook_bool_insn_uint_mode_false.
9142 * hooks.h (hook_bool_uint_mode_false): Ditto.
9144 2019-01-11 Steve Ellcey <sellcey@marvell.com>
9146 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
9147 (aarch64_remove_extra_call_preserved_regs): New function.
9148 (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New macro.
9149 * doc/tm.texi.in (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New hook.
9150 * doc/tm.texi: Regenerate.
9151 * final.c (get_call_reg_set_usage): Call new hook.
9152 * target.def (remove_extra_call_preserved_regs): New hook.
9153 * targhooks.c (default_remove_extra_call_preserved_regs): New function.
9154 * targhooks.h (default_remove_extra_call_preserved_regs): New function.
9156 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9159 * passes.c (finish_optimization_passes): Call print_combine_total_stats
9160 inside of pass_combine_1 dump rather than pass_profile_1.
9162 2019-01-11 Tom de Vries <tdevries@suse.de>
9164 * config/nvptx/nvptx.c (PTX_CTA_NUM_BARRIERS, PTX_PER_CTA_BARRIER)
9165 (PTX_NUM_PER_CTA_BARRIER, PTX_FIRST_PER_WORKER_BARRIER)
9166 (PTX_NUM_PER_WORKER_BARRIERS): Define.
9167 (nvptx_apply_dim_limits): Prevent vector_length 64 and
9170 2019-01-11 Tom de Vries <tdevries@suse.de>
9172 * config/nvptx/nvptx.c (PTX_CTA_SIZE): Move up.
9174 2019-01-11 Jan Beulich <jbeulich@suse.com>
9176 * config/i386/i386.md (rex64suffix): Add L suffix for SI.
9177 * config/i386/sse.md (cvtusi2<ssescalarmodesuffix>32<round_name>,
9178 sse2_cvtsi2sd): Add {l}.
9179 (sse2_cvtsi2sdq<round_name>): Make q conditional upon AT&T
9182 2019-01-10 Jakub Jelinek <jakub@redhat.com>
9185 * config/i386/sse.md (float<floatunssuffix>v2div2sf2): Turn into
9187 (*float<floatunssuffix>v2div2sf2): New define_insn.
9188 (float<floatunssuffix>v2div2sf2_mask): Turn into define_expand.
9189 (*float<floatunssuffix>v2div2sf2_mask): New define_insn.
9190 (*float<floatunssuffix>v2div2sf2_mask_1): Replace
9191 subrtxes (const_vector:V2SF [(const_int 0) (const_int 0)]) with
9192 match_operands with "const0_operand" "C".
9194 2019-01-10 Tamar Christina <tamar.christina@arm.com>
9196 * config/aarch64/aarch64-builtins.c
9197 (aarch64_init_builtins): Move aarch64_init_fcmla_laneq_builtins...
9198 (aarch64_init_simd_builtins): ...Here
9200 2019-01-10 Vladimir Makarov <vmakarov@redhat.com>
9202 PR rtl-optimization/87305
9204 (setup_live_pseudos_and_spill_after_risky_transforms): Check
9205 allocation for big endian pseudos used as paradoxical subregs and
9206 spill them if it is wrong.
9207 * lra-constraints.c (lra_constraints): Add a comment.
9209 2019-01-10 Richard Biener <rguenther@suse.de>
9211 PR tree-optimization/88792
9212 * tree-ssa-pre.c (get_representative_for): Do not return a
9215 2019-01-10 Jakub Jelinek <jakub@redhat.com>
9219 * function.c (assign_stack_local_1): Revert the 2018-11-21 changes.
9220 (assign_parm_setup_block): Do the argument slot realignment here
9223 2019-01-10 Stefan Agner <stefan@agner.ch>
9226 * config/arm/arm.c (arm_option_override_internal): Force
9227 opts->x_inline_asm_unified to true only if TARGET_THUMB2_P.
9229 2019-01-10 Jakub Jelinek <jakub@redhat.com>
9232 * attribs.c (handle_dll_attribute): Clear TREE_STATIC after setting
9235 2019-01-10 Tamar Christina <tamar.christina@arm.com>
9237 * config/arm/arm-builtins.c
9238 (enum arm_type_qualifiers): Add qualifier_lane_pair_index.
9239 (MAC_LANE_PAIR_QUALIFIERS): New.
9240 (arm_expand_builtin_args): Use it.
9241 (arm_expand_builtin_1): Likewise.
9242 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): New.
9243 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): New.
9244 * config/arm/arm-c.c (arm_cpu_builtins): Add __ARM_FEATURE_COMPLEX.
9245 * config/arm/arm_neon.h:
9246 (vcadd_rot90_f16): New.
9247 (vcaddq_rot90_f16): New.
9248 (vcadd_rot270_f16): New.
9249 (vcaddq_rot270_f16): New.
9252 (vcmla_lane_f16): New.
9253 (vcmla_laneq_f16): New.
9254 (vcmlaq_lane_f16): New.
9255 (vcmlaq_laneq_f16): New.
9256 (vcmla_rot90_f16): New.
9257 (vcmlaq_rot90_f16): New.
9258 (vcmla_rot90_lane_f16): New.
9259 (vcmla_rot90_laneq_f16): New.
9260 (vcmlaq_rot90_lane_f16): New.
9261 (vcmlaq_rot90_laneq_f16): New.
9262 (vcmla_rot180_f16): New.
9263 (vcmlaq_rot180_f16): New.
9264 (vcmla_rot180_lane_f16): New.
9265 (vcmla_rot180_laneq_f16): New.
9266 (vcmlaq_rot180_lane_f16): New.
9267 (vcmlaq_rot180_laneq_f16): New.
9268 (vcmla_rot270_f16): New.
9269 (vcmlaq_rot270_f16): New.
9270 (vcmla_rot270_lane_f16): New.
9271 (vcmla_rot270_laneq_f16): New.
9272 (vcmlaq_rot270_lane_f16): New.
9273 (vcmlaq_rot270_laneq_f16): New.
9274 (vcadd_rot90_f32): New.
9275 (vcaddq_rot90_f32): New.
9276 (vcadd_rot270_f32): New.
9277 (vcaddq_rot270_f32): New.
9280 (vcmla_lane_f32): New.
9281 (vcmla_laneq_f32): New.
9282 (vcmlaq_lane_f32): New.
9283 (vcmlaq_laneq_f32): New.
9284 (vcmla_rot90_f32): New.
9285 (vcmlaq_rot90_f32): New.
9286 (vcmla_rot90_lane_f32): New.
9287 (vcmla_rot90_laneq_f32): New.
9288 (vcmlaq_rot90_lane_f32): New.
9289 (vcmlaq_rot90_laneq_f32): New.
9290 (vcmla_rot180_f32): New.
9291 (vcmlaq_rot180_f32): New.
9292 (vcmla_rot180_lane_f32): New.
9293 (vcmla_rot180_laneq_f32): New.
9294 (vcmlaq_rot180_lane_f32): New.
9295 (vcmlaq_rot180_laneq_f32): New.
9296 (vcmla_rot270_f32): New.
9297 (vcmlaq_rot270_f32): New.
9298 (vcmla_rot270_lane_f32): New.
9299 (vcmla_rot270_laneq_f32): New.
9300 (vcmlaq_rot270_lane_f32): New.
9301 (vcmlaq_rot270_laneq_f32): New.
9302 * config/arm/arm_neon_builtins.def (vcadd90, vcadd270, vcmla0, vcmla90,
9303 vcmla180, vcmla270, vcmla_lane0, vcmla_lane90, vcmla_lane180,
9304 vcmla_lane270, vcmla_laneq0, vcmla_laneq90, vcmla_laneq180,
9305 vcmla_laneq270, vcmlaq_lane0, vcmlaq_lane90, vcmlaq_lane180,
9306 vcmlaq_lane270): New.
9307 * config/arm/neon.md (neon_vcmla_lane<rot><mode>,
9308 neon_vcmla_laneq<rot><mode>, neon_vcmlaq_lane<rot><mode>): New.
9309 * config/arm/arm.c (arm_arch8_3, arm_arch8_4): New.
9310 * config/arm/arm.h (TARGET_COMPLEX, arm_arch8_3, arm_arch8_4): New.
9311 (arm_option_reconfigure_globals): Use them.
9312 * config/arm/iterators.md (VDF, VQ_HSF): New.
9313 (VCADD, VCMLA): New.
9314 (VF_constraint, rot, rotsplit1, rotsplit2): Add V4HF and V8HF.
9315 * config/arm/neon.md (neon_vcadd<rot><mode>, neon_vcmla<rot><mode>):
9317 * config/arm/unspecs.md (UNSPEC_VCADD90, UNSPEC_VCADD270,
9318 UNSPEC_VCMLA, UNSPEC_VCMLA90, UNSPEC_VCMLA180, UNSPEC_VCMLA270): New.
9320 2019-01-10 Tamar Christina <tamar.christina@arm.com>
9322 * config/aarch64/aarch64-builtins.c (enum aarch64_type_qualifiers):
9323 Add qualifier_lane_pair_index.
9324 (emit-rtl.h): Include.
9325 (TYPES_QUADOP_LANE_PAIR): New.
9326 (aarch64_simd_expand_args): Use it.
9327 (aarch64_simd_expand_builtin): Likewise.
9328 (AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_laneq_builtin_datum):
9330 (FCMLA_LANEQ_BUILTIN, AARCH64_SIMD_FCMLA_LANEQ_BUILTIN_BASE,
9331 AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_lane_builtin_data,
9332 aarch64_init_fcmla_laneq_builtins, aarch64_expand_fcmla_builtin): New.
9333 (aarch64_init_builtins): Add aarch64_init_fcmla_laneq_builtins.
9334 (aarch64_expand_buildin): Add AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V2SF,
9335 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V2SF,
9336 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V2SF,
9337 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ2700_V2SF,
9338 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V4HF,
9339 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V4HF,
9340 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V4HF,
9341 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ270_V4HF.
9342 * config/aarch64/iterators.md (FCMLA_maybe_lane): New.
9343 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
9344 Add __ARM_FEATURE_COMPLEX.
9345 * config/aarch64/aarch64-simd-builtins.def (fcadd90, fcadd270, fcmla0,
9346 fcmla90, fcmla180, fcmla270, fcmla_lane0, fcmla_lane90, fcmla_lane180,
9347 fcmla_lane270, fcmla_laneq0, fcmla_laneq90, fcmla_laneq180,
9348 fcmla_laneq270, fcmlaq_lane0, fcmlaq_lane90, fcmlaq_lane180,
9349 fcmlaq_lane270): New.
9350 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
9351 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>,
9352 aarch64_fcadd<rot><mode>, aarch64_fcmla<rot><mode>): New.
9353 * config/aarch64/arm_neon.h:
9354 (vcadd_rot90_f16): New.
9355 (vcaddq_rot90_f16): New.
9356 (vcadd_rot270_f16): New.
9357 (vcaddq_rot270_f16): New.
9360 (vcmla_lane_f16): New.
9361 (vcmla_laneq_f16): New.
9362 (vcmlaq_lane_f16): New.
9363 (vcmlaq_rot90_lane_f16): New.
9364 (vcmla_rot90_laneq_f16): New.
9365 (vcmla_rot90_lane_f16): New.
9366 (vcmlaq_rot90_f16): New.
9367 (vcmla_rot90_f16): New.
9368 (vcmlaq_laneq_f16): New.
9369 (vcmla_rot180_laneq_f16): New.
9370 (vcmla_rot180_lane_f16): New.
9371 (vcmlaq_rot180_f16): New.
9372 (vcmla_rot180_f16): New.
9373 (vcmlaq_rot90_laneq_f16): New.
9374 (vcmlaq_rot270_laneq_f16): New.
9375 (vcmlaq_rot270_lane_f16): New.
9376 (vcmla_rot270_laneq_f16): New.
9377 (vcmlaq_rot270_f16): New.
9378 (vcmla_rot270_f16): New.
9379 (vcmlaq_rot180_laneq_f16): New.
9380 (vcmlaq_rot180_lane_f16): New.
9381 (vcmla_rot270_lane_f16): New.
9382 (vcadd_rot90_f32): New.
9383 (vcaddq_rot90_f32): New.
9384 (vcaddq_rot90_f64): New.
9385 (vcadd_rot270_f32): New.
9386 (vcaddq_rot270_f32): New.
9387 (vcaddq_rot270_f64): New.
9391 (vcmla_lane_f32): New.
9392 (vcmla_laneq_f32): New.
9393 (vcmlaq_lane_f32): New.
9394 (vcmlaq_laneq_f32): New.
9395 (vcmla_rot90_f32): New.
9396 (vcmlaq_rot90_f32): New.
9397 (vcmlaq_rot90_f64): New.
9398 (vcmla_rot90_lane_f32): New.
9399 (vcmla_rot90_laneq_f32): New.
9400 (vcmlaq_rot90_lane_f32): New.
9401 (vcmlaq_rot90_laneq_f32): New.
9402 (vcmla_rot180_f32): New.
9403 (vcmlaq_rot180_f32): New.
9404 (vcmlaq_rot180_f64): New.
9405 (vcmla_rot180_lane_f32): New.
9406 (vcmla_rot180_laneq_f32): New.
9407 (vcmlaq_rot180_lane_f32): New.
9408 (vcmlaq_rot180_laneq_f32): New.
9409 (vcmla_rot270_f32): New.
9410 (vcmlaq_rot270_f32): New.
9411 (vcmlaq_rot270_f64): New.
9412 (vcmla_rot270_lane_f32): New.
9413 (vcmla_rot270_laneq_f32): New.
9414 (vcmlaq_rot270_lane_f32): New.
9415 (vcmlaq_rot270_laneq_f32): New.
9416 * config/aarch64/aarch64.h (TARGET_COMPLEX): New.
9417 * config/aarch64/iterators.md (UNSPEC_FCADD90, UNSPEC_FCADD270,
9418 UNSPEC_FCMLA, UNSPEC_FCMLA90, UNSPEC_FCMLA180, UNSPEC_FCMLA270): New.
9419 (FCADD, FCMLA): New.
9421 * config/arm/types.md (neon_fcadd, neon_fcmla): New.
9423 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
9427 * config/pa/pa.c: Change "can not" to "cannot".
9428 * gimple-ssa-evrp-analyze.c: Likewise.
9429 * ipa-icf.c: Likewise.
9430 * ipa-polymorphic-call.c: Likewise.
9431 * ipa-pure-const.c: Likewise.
9432 * lra-constraints.c: Likewise.
9433 * lra-remat.c: Likewise.
9434 * reload1.c: Likewise.
9435 * reorg.c: Likewise.
9436 * tree-ssa-uninit.c: Likewise.
9438 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
9442 * Makefile.in: Mechanically replace "can not" with "cannot".
9443 * alias.c: Likewise.
9444 * builtins.c: Likewise.
9445 * calls.c: Likewise.
9446 * cgraph.c: Likewise.
9447 * cgraph.h: Likewise.
9448 * cgraphclones.c: Likewise.
9449 * cgraphunit.c: Likewise.
9450 * combine-stack-adj.c: Likewise.
9451 * combine.c: Likewise.
9452 * common/config/i386/i386-common.c: Likewise.
9453 * config/aarch64/aarch64.c: Likewise.
9454 * config/alpha/sync.md: Likewise.
9455 * config/arc/arc.c: Likewise.
9456 * config/arc/predicates.md: Likewise.
9457 * config/arm/arm-c.c: Likewise.
9458 * config/arm/arm.c: Likewise.
9459 * config/arm/arm.h: Likewise.
9460 * config/arm/arm.md: Likewise.
9461 * config/arm/cortex-r4f.md: Likewise.
9462 * config/csky/csky.c: Likewise.
9463 * config/csky/csky.h: Likewise.
9464 * config/darwin-f.c: Likewise.
9465 * config/epiphany/epiphany.md: Likewise.
9466 * config/i386/i386.c: Likewise.
9467 * config/i386/sol2.h: Likewise.
9468 * config/m68k/m68k.c: Likewise.
9469 * config/mcore/mcore.h: Likewise.
9470 * config/microblaze/microblaze.md: Likewise.
9471 * config/mips/20kc.md: Likewise.
9472 * config/mips/sb1.md: Likewise.
9473 * config/nds32/nds32.c: Likewise.
9474 * config/nds32/predicates.md: Likewise.
9475 * config/pa/pa.c: Likewise.
9476 * config/rs6000/e300c2c3.md: Likewise.
9477 * config/rs6000/rs6000.c: Likewise.
9478 * config/s390/s390.h: Likewise.
9479 * config/sh/sh.c: Likewise.
9480 * config/sh/sh.md: Likewise.
9481 * config/spu/vmx2spu.h: Likewise.
9482 * cprop.c: Likewise.
9483 * dbxout.c: Likewise.
9484 * df-scan.c: Likewise.
9485 * doc/cfg.texi: Likewise.
9486 * doc/extend.texi: Likewise.
9487 * doc/fragments.texi: Likewise.
9488 * doc/gty.texi: Likewise.
9489 * doc/invoke.texi: Likewise.
9490 * doc/lto.texi: Likewise.
9491 * doc/md.texi: Likewise.
9492 * doc/objc.texi: Likewise.
9493 * doc/rtl.texi: Likewise.
9494 * doc/tm.texi: Likewise.
9496 * emit-rtl.c: Likewise.
9497 * emit-rtl.h: Likewise.
9498 * except.c: Likewise.
9499 * expmed.c: Likewise.
9501 * fold-const.c: Likewise.
9502 * genautomata.c: Likewise.
9503 * gimple-fold.c: Likewise.
9504 * hard-reg-set.h: Likewise.
9505 * ifcvt.c: Likewise.
9506 * ipa-comdats.c: Likewise.
9507 * ipa-cp.c: Likewise.
9508 * ipa-devirt.c: Likewise.
9509 * ipa-fnsummary.c: Likewise.
9510 * ipa-icf.c: Likewise.
9511 * ipa-inline-transform.c: Likewise.
9512 * ipa-inline.c: Likewise.
9513 * ipa-polymorphic-call.c: Likewise.
9514 * ipa-profile.c: Likewise.
9515 * ipa-prop.c: Likewise.
9516 * ipa-pure-const.c: Likewise.
9517 * ipa-reference.c: Likewise.
9518 * ipa-split.c: Likewise.
9519 * ipa-visibility.c: Likewise.
9521 * ira-build.c: Likewise.
9522 * ira-color.c: Likewise.
9523 * ira-conflicts.c: Likewise.
9524 * ira-costs.c: Likewise.
9525 * ira-int.h: Likewise.
9526 * ira-lives.c: Likewise.
9529 * loop-invariant.c: Likewise.
9530 * loop-unroll.c: Likewise.
9531 * lower-subreg.c: Likewise.
9532 * lra-assigns.c: Likewise.
9533 * lra-constraints.c: Likewise.
9534 * lra-eliminations.c: Likewise.
9535 * lra-lives.c: Likewise.
9536 * lra-remat.c: Likewise.
9537 * lra-spills.c: Likewise.
9539 * lto-cgraph.c: Likewise.
9540 * lto-streamer-out.c: Likewise.
9541 * postreload-gcse.c: Likewise.
9542 * predict.c: Likewise.
9543 * profile-count.h: Likewise.
9544 * profile.c: Likewise.
9545 * recog.c: Likewise.
9547 * reload.c: Likewise.
9548 * reload1.c: Likewise.
9549 * reorg.c: Likewise.
9550 * resource.c: Likewise.
9551 * rtl.def: Likewise.
9553 * rtlanal.c: Likewise.
9554 * sched-deps.c: Likewise.
9555 * sched-ebb.c: Likewise.
9556 * sched-rgn.c: Likewise.
9557 * sel-sched-ir.c: Likewise.
9558 * sel-sched.c: Likewise.
9559 * shrink-wrap.c: Likewise.
9560 * simplify-rtx.c: Likewise.
9561 * symtab.c: Likewise.
9562 * target.def: Likewise.
9563 * toplev.c: Likewise.
9564 * tree-call-cdce.c: Likewise.
9565 * tree-cfg.c: Likewise.
9566 * tree-complex.c: Likewise.
9567 * tree-core.h: Likewise.
9568 * tree-eh.c: Likewise.
9569 * tree-inline.c: Likewise.
9570 * tree-loop-distribution.c: Likewise.
9571 * tree-nrv.c: Likewise.
9572 * tree-profile.c: Likewise.
9573 * tree-sra.c: Likewise.
9574 * tree-ssa-alias.c: Likewise.
9575 * tree-ssa-dce.c: Likewise.
9576 * tree-ssa-dom.c: Likewise.
9577 * tree-ssa-forwprop.c: Likewise.
9578 * tree-ssa-loop-im.c: Likewise.
9579 * tree-ssa-loop-ivcanon.c: Likewise.
9580 * tree-ssa-loop-ivopts.c: Likewise.
9581 * tree-ssa-loop-niter.c: Likewise.
9582 * tree-ssa-phionlycprop.c: Likewise.
9583 * tree-ssa-phiopt.c: Likewise.
9584 * tree-ssa-propagate.c: Likewise.
9585 * tree-ssa-threadedge.c: Likewise.
9586 * tree-ssa-threadupdate.c: Likewise.
9587 * tree-ssa-uninit.c: Likewise.
9588 * tree-ssanames.c: Likewise.
9589 * tree-streamer-out.c: Likewise.
9592 * vr-values.c: Likewise.
9594 2019-01-09 Uroš Bizjak <ubizjak@gmail.com>
9596 * config/i386/i386-protos.h (ix86_expand_xorsign): New prototype.
9597 (ix86_split_xorsign): Ditto.
9598 * config/i386/i386.c (ix86_expand_xorsign): New function.
9599 (ix86_split_xorsign): Ditto.
9600 * config/i386/i386.md (UNSPEC_XORSIGN): New unspec.
9601 (xorsign<mode>3): New expander.
9602 (xorsign<mode>3_1): New insn_and_split pattern.
9603 * config/i386/sse.md (xorsign<mode>3): New expander.
9605 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
9607 * config/sparc/sparc.md (*tablejump_sp32): Merge into...
9608 (*tablejump_sp64): Likewise.
9609 (*tablejump<P:mode>): ...this.
9610 (*call_address_sp32): Merge into...
9611 (*call_address_sp64): Likewise.
9612 (*call_address<P:mode>): ...this.
9613 (*call_symbolic_sp32): Merge into...
9614 (*call_symbolic_sp64): Likewise.
9615 (*call_symbolic<P:mode>): ...this.
9616 (call_value): Remove constraint and add predicate.
9617 (*call_value_address_sp32): Merge into...
9618 (*call_value_address_sp64): Likewise.
9619 (*call_value_address<P:mode>): ...this.
9620 (*call_value_symbolic_sp32): Merge into...
9621 (*call_value_symbolic_sp64): Likewise.
9622 (*call_value_symbolic<P:mode>): ...this.
9623 (*sibcall_symbolic_sp32): Merge into...
9624 (*sibcall_symbolic_sp64): Likewise.
9625 (*sibcall_symbolic<P:mode>): ...this.
9626 (sibcall_value): Remove constraint and add predicate.
9627 (*sibcall_value_symbolic_sp32): Merge into...
9628 (*sibcall_value_symbolic_sp64): Likewise.
9629 (*sibcall_value_symbolic<P:mode>): ...this.
9630 (window_save): Minor tweak.
9631 (*branch_sp32): Merge into...
9632 (*branch_sp64): Likewise.
9633 (*branch<P:mode>): ...this.
9635 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
9636 James Clarke <jrtc27@jrtc27.com>
9639 * config/sparc/sparc.c (sparc_legitimize_tls_address): Only use Pmode
9640 consistently in TLS address generation and adjust code to the renaming
9641 of patterns. Mark calls to __tls_get_addr as const.
9642 * config/sparc/sparc.md (tgd_hi22): Turn into...
9643 (tgd_hi22<P:mode>): ...this and use Pmode throughout.
9644 (tgd_lo10): Turn into...
9645 (tgd_lo10<P:mode>): ...this and use Pmode throughout.
9646 (tgd_add32): Merge into...
9647 (tgd_add64): Likewise.
9648 (tgd_add<P:mode>): ...this and use Pmode throughout.
9649 (tldm_hi22): Turn into...
9650 (tldm_hi22<P:mode>): ...this and use Pmode throughout.
9651 (tldm_lo10): Turn into...
9652 (tldm_lo10<P:mode>): ...this and use Pmode throughout.
9653 (tldm_add32): Merge into...
9654 (tldm_add64): Likewise.
9655 (tldm_add<P:mode>): ...this and use Pmode throughout.
9656 (tldm_call32): Merge into...
9657 (tldm_call64): Likewise.
9658 (tldm_call<P:mode>): ...this and use Pmode throughout.
9659 (tldo_hix22): Turn into...
9660 (tldo_hix22<P:mode>): ...this and use Pmode throughout.
9661 (tldo_lox10): Turn into...
9662 (tldo_lox10<P:mode>): ...this and use Pmode throughout.
9663 (tldo_add32): Merge into...
9664 (tldo_add64): Likewise.
9665 (tldo_add<P:mode>): ...this and use Pmode throughout.
9666 (tie_hi22): Turn into...
9667 (tie_hi22<P:mode>): ...this and use Pmode throughout.
9668 (tie_lo10): Turn into...
9669 (tie_lo10<P:mode>): ...this and use Pmode throughout.
9670 (tie_ld64): Use DImode throughout.
9671 (tie_add32): Merge into...
9672 (tie_add64): Likewise.
9673 (tie_add<P:mode>): ...this and use Pmode throughout.
9674 (tle_hix22_sp32): Merge into...
9675 (tle_hix22_sp64): Likewise.
9676 (tle_hix22<P:mode>): ...this and use Pmode throughout.
9677 (tle_lox22_sp32): Merge into...
9678 (tle_lox22_sp64): Likewise.
9679 (tle_lox22<P:mode>): ...this and use Pmode throughout.
9680 (*tldo_ldub_sp32): Merge into...
9681 (*tldo_ldub_sp64): Likewise.
9682 (*tldo_ldub<P:mode>): ...this and use Pmode throughout.
9683 (*tldo_ldub1_sp32): Merge into...
9684 (*tldo_ldub1_sp64): Likewise.
9685 (*tldo_ldub1<P:mode>): ...this and use Pmode throughout.
9686 (*tldo_ldub2_sp32): Merge into...
9687 (*tldo_ldub2_sp64): Likewise.
9688 (*tldo_ldub2<P:mode>): ...this and use Pmode throughout.
9689 (*tldo_ldsb1_sp32): Merge into...
9690 (*tldo_ldsb1_sp64): Likewise.
9691 (*tldo_ldsb1<P:mode>): ...this and use Pmode throughout.
9692 (*tldo_ldsb2_sp32): Merge into...
9693 (*tldo_ldsb2_sp64): Likewise.
9694 (*tldo_ldsb2<P:mode>): ...this and use Pmode throughout.
9695 (*tldo_ldub3_sp64): Use DImode throughout.
9696 (*tldo_ldsb3_sp64): Likewise.
9697 (*tldo_lduh_sp32): Merge into...
9698 (*tldo_lduh_sp64): Likewise.
9699 (*tldo_lduh<P:mode>): ...this and use Pmode throughout.
9700 (*tldo_lduh1_sp32): Merge into...
9701 (*tldo_lduh1_sp64): Likewise.
9702 (*tldo_lduh1<P:mode>): ...this and use Pmode throughout.
9703 (*tldo_ldsh1_sp32): Merge into...
9704 (*tldo_ldsh1_sp64): Likewise.
9705 (*tldo_ldsh1<P:mode>): ...this and use Pmode throughout.
9706 (*tldo_lduh2_sp64): Use DImode throughout.
9707 (*tldo_ldsh2_sp64): Likewise.
9708 (*tldo_lduw_sp32): Merge into...
9709 (*tldo_lduw_sp64): Likewise.
9710 (*tldo_lduw<P:mode>): ...this and use Pmode throughout.
9711 (*tldo_lduw1_sp64): Use DImode throughout.
9712 (*tldo_ldsw1_sp64): Likewise.
9713 (*tldo_ldx_sp64): Likewise.
9714 (*tldo_stb_sp32): Merge into...
9715 (*tldo_stb_sp64): Likewise.
9716 (*tldo_stb<P:mode>): ...this and use Pmode throughout.
9717 (*tldo_sth_sp32): Merge into...
9718 (*tldo_sth_sp64): Likewise.
9719 (*tldo_sth<P:mode>): ...this and use Pmode throughout.
9720 (*tldo_stw_sp32): Merge into...
9721 (*tldo_stw_sp64): Likewise.
9722 (*tldo_stw<P:mode>): ...this and use Pmode throughout.
9723 (*tldo_stx_sp64): Use DImode throughout.
9725 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9727 * config/aarch64/aarch64.c (aarch64_override_options): Add case to
9728 check configure option to set BTI and Return Address Signing.
9729 * configure.ac: Add --enable-standard-branch-protection and
9730 --disable-standard-branch-protection.
9731 * configure: Regenerated.
9732 * doc/install.texi: Document the same.
9734 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9735 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9737 * config.gcc (aarch64*-*-*): Add aarch64-bti-insert.o.
9738 * config/aarch64/aarch64.h: Update comment for TRAMPOLINE_SIZE.
9739 * config/aarch64/aarch64.c (aarch64_asm_trampoline_template): Update
9741 * config/aarch64/aarch64-bti-insert.c: New file.
9742 * config/aarch64/aarch64-passes.def (INSERT_PASS_BEFORE): Insert bti
9744 * config/aarch64/aarch64-protos.h (make_pass_insert_bti): Declare the
9746 * config/aarch64/aarch64.md (unspecv): Add UNSPECV_BTI_NOARG,
9747 UNSPECV_BTI_C, UNSPECV_BTI_J and UNSPECV_BTI_JC.
9748 (bti_noarg, bti_j, bti_c, bti_jc): New define_insns.
9749 * config/aarch64/t-aarch64: Add rule for aarch64-bti-insert.o.
9751 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9753 * config/aarch64/aarch64-protos.h (aarch64_bti_enabled): Declare.
9754 * config/aarch64/aarch64.c (aarch64_handle_no_branch_protection):
9755 Disable bti for -mbranch-protection=none.
9756 (aarch64_handle_standard_branch_protection): Enable bti for
9757 -mbranch-protection=standard.
9758 (aarch64_handle_bti_protection): Enable bti for "bti" in the string to
9759 -mbranch-protection.
9760 (aarch64_bti_enabled): Check if bti is enabled.
9761 * config/aarch64/aarch64.opt: Declare target variable.
9762 * doc/invoke.texi: Add bti to the -mbranch-protection documentation.
9764 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9766 * config/aarch64/aarch64.c (aarch64_expand_prologue): Use new
9767 epilogue/prologue scratch registers EP0_REGNUM and EP1_REGNUM.
9768 (aarch64_expand_epilogue): Likewise.
9769 (aarch64_output_mi_thunk): Likewise
9770 * config/aarch64/aarch64.h (REG_CLASS_CONTENTS): Change
9771 TAILCALL_ADDR_REGS to x16 and x17.
9772 * config/aarch64/aarch64.md: Define EP0_REGNUM and EP1_REGNUM.
9774 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9776 * config/aarch64/aarch64-option-extensions.def: Define
9777 AARCH64_OPT_EXTENSION for memtag, rng, sb, ssbs and predres.
9778 * config/aarch64/aarch64.h (AARCH64_FL_RNG): New.
9779 (AARCH64_FL_MEMTAG, ARCH64_FL_SB, AARCH64_FL_SSBS): New.
9780 (AARCH64_FL_PREDRES): New.
9781 (AARCH64_FL_FOR_ARCH8_5): Add AARCH64_FL_SB, AARCH64_FL_SSBS and
9782 AARCH64_FL_PREDRES by default.
9783 * doc/invoke.texi: Document rng, memtag, sb, ssbs and predres.
9785 2018-01-09 Sudakshina Das <sudi.das@arm.com>
9787 * config/aarch64/aarch64-arches.def: Define AARCH64_ARCH for
9789 * config/aarch64/aarch64.h (AARCH64_FL_V8_5): New.
9790 (AARCH64_FL_FOR_ARCH8_5, AARCH64_ISA_V8_5): New.
9791 * doc/invoke.texi: Document ARMv8.5-A.
9793 2019-01-09 Alejandro Martinez <alejandro.martinezvicente@arm.com>
9795 * config/aarch64/aarch64-sve.md (copysign<mode>3): New define_expand.
9796 (xorsign<mode>3): Likewise.
9798 2019-01-09 Jelinek <jakub@redhat.com>
9801 * tree.c (initializer_each_zero_or_onep) <case VECTOR_CST>: Use
9802 vector_cst_elt instead of VECTOR_CST_ENCODED_ELT.
9804 PR rtl-optimization/88331
9805 * function.c (assign_stack_local_1): Don't set dynamic_align_addr if
9806 not currently_expanding_to_rtl.
9808 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
9810 * doc/invoke.texi (-Os): Remove trailing spaces.
9811 (-finline-functions): Remove reference to -O2.
9813 2019-01-08 Jakub Jelinek <jakub@redhat.com>
9815 PR rtl-optimization/79593
9816 * config/i386/i386.md (reg = mem; mem = reg): New define_peephole2.
9818 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Delegitimize
9819 UNSPEC_FUSION_GPR to its argument. Formatting fixes.
9821 2019-01-08 Eric Botcazou <ebotcazou@adacore.com>
9824 * config/sparc/sparc.c (function_arg_slotno): Set *PPREGNO & *PPADDING
9828 * config/sparc/sparc.c (sparc_delegitimize_address): Deal with naked
9829 UNSPECs and UNSPEC_MOVE_GOTDATA specifically.
9831 2019-01-08 H.J. Lu <hongjiu.lu@intel.com>
9834 * config/i386/i386.c (ix86_avx_u128_mode_exit): Call
9835 ix86_avx_u128_mode_entry.
9837 2019-01-08 Martin Liska <mliska@suse.cz>
9839 PR tree-optimization/88753
9840 * tree-switch-conversion.c (switch_conversion::build_one_array):
9841 Come up with local variable constructor. Convert first to
9842 type of constructor values.
9844 2019-01-08 Richard Biener <rguenther@suse.de>
9846 PR tree-optimization/86554
9847 * tree-ssa-sccvn.c (eliminate_dom_walker, rpo_elim,
9848 rpo_avail): Move earlier.
9849 (visit_nary_op): When value-numbering to expressions
9850 with different overflow behavior make sure there's an
9851 available expression on the path.
9853 2019-01-08 Sam Tebbs <sam.tebbs@arm.com>
9855 * config/aarch64/aarch64.c (BRANCH_PROTECT_STR_MAX,
9856 aarch64_parse_branch_protection,
9857 struct aarch64_branch_protect_type,
9858 aarch64_handle_no_branch_protection,
9859 aarch64_handle_standard_branch_protection,
9860 aarch64_validate_mbranch_protection,
9861 aarch64_handle_pac_ret_protection,
9862 aarch64_handle_attr_branch_protection,
9863 accepted_branch_protection_string,
9864 aarch64_pac_ret_subtypes,
9865 aarch64_branch_protect_types,
9866 aarch64_handle_pac_ret_leaf): Define.
9867 (aarch64_override_options_after_change_1, aarch64_override_options):
9868 Add check for accepted_branch_protection_string.
9869 (aarch64_option_save): Save accepted_branch_protection_string.
9870 (aarch64_option_restore): Save accepted_branch_protection_string.
9871 * config/aarch64/aarch64.c (aarch64_attributes): Add branch-protection.
9872 * config/aarch64/aarch64.opt: Add mbranch-protection. Deprecate
9873 msign-return-address.
9874 * doc/invoke.texi: Add mbranch-protection.
9876 2019-01-08 Alan Modra <amodra@gmail.com>
9879 * genattrtab.c (max_attr_value, min_attr_value, or_attr_value):
9880 Delete "unknownp" parameter. Adjust callers. Handle
9881 CONST_INT, PLUS, MINUS, and MULT.
9882 (attr_value_aligned): Renamed from or_attr_value.
9883 (min_attr_value): Return INT_MIN for unhandled rtl case..
9884 (min_fn): ..and translate to INT_MAX here.
9885 (write_length_unit_log): Modify to cope without "unknown".
9886 (write_attr_value): Handle IF_THEN_ELSE.
9888 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
9890 * tree-vect-stmts.c (vectorizable_store): Don't use the dataref_offset
9891 optimization for masked stores.
9893 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
9896 * tree-vect-loop.c (get_initial_defs_for_reduction): Pass the
9897 output vector directly to duplicate_and_interleave instead of
9898 going through a temporary. Postpone insertion of ctor_seq to
9899 the end of the loop.
9901 2019-01-07 Richard Earnshaw <rearnsha@arm.com>
9904 * config/aarch64/aarch64.c (aarch64_expand_subvti): New parameter
9905 unsigned_p. Handle signed and unsigned overflow correction as
9907 * config/aarch64/aarch64-protos.h (aarch64_expand_subvti): Update
9909 * config/aarch64/aarch64.md (addv<mode>4): Use aarch64_plus_operand
9911 (add<mode>3_compareV_imm): Make this callable for expanding.
9912 (subv<GPI:mode>4): Use register_operand for operand 1. Use
9913 aarch64_plus_operand for operand 2.
9914 (subv<GPI:mode>_insn): New insn pattern.
9915 (subv<GPI:mode>_imm): Likewise.
9916 (negv<GPI:mode>3): New expand pattern.
9917 (negv<GPI:mode>_insn): New insn pattern.
9918 (negv<GPI:mode>_cmp_only): Likewise.
9919 (cmpv<GPI:mode>_insn): Likewise.
9920 (subvti4): Use register_operand for operand 1. Update call to
9921 aarch64_expand_subvti.
9922 (usubvti4): Likewise.
9923 (negvti3): New expand pattern.
9924 (negdi_carryout): New insn pattern.
9925 (negvdi_carryinV): New insn pattern.
9926 (sub<mode3>_compare1_imm): Delete named insn pattern, make anonymous
9927 version the named version.
9928 (peepholes to convert to sub<mode3>_compare1_imm): Adjust order of
9930 (usub<GPI:mode>3_carryinC, usub<GPI:mode>3_carryinC_z1): New insn
9932 (usub<GPI:mode>3_carryinC_z2, usub<GPI:mode>3_carryinC): New insn
9934 (sub<mode>3_carryinCV, sub<mode>3_carryinCV_z1_z2): Delete.
9935 (sub<mode>3_carryinCV_z1, sub<mode>3_carryinCV_z2): Delete.
9936 (sub<mode>3_carryinCV): Delete.
9937 (sub<GPI:mode>3_carryinV): New expand pattern.
9938 sub<mode>3_carryinV, sub<mode>3_carryinV_z2): New insn patterns.
9940 2019-01-07 Richard Biener <rguenther@suse.de>
9942 * tree-ssa-uncprop.c (ssa_equip_hash_traits): Remove in favor
9943 of tree_operand_hash.
9945 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
9947 PR tree-optimization/88598
9948 * tree.h (single_nonzero_element): Declare.
9949 * tree.c (single_nonzero_element): New function.
9950 * match.pd: Fold certain reductions of X & CST to X[I] & CST[I]
9951 if I is the only nonzero element of CST.
9953 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
9955 PR tree-optimization/88598
9956 * tree.h (initializer_each_zero_or_onep): Declare.
9957 * tree.c (initializer_each_zero_or_onep): New function.
9958 (signed_or_unsigned_type_for): Handle float types too.
9959 (unsigned_type_for, signed_type_for): Update comments accordingly.
9960 * match.pd: Fold x * { 0 or 1, 0 or 1, ...} to
9961 x & { 0 or -1, 0 or -1, ... }.
9963 2019-01-07 Jonathan Wakely <jwakely@redhat.com>
9965 * doc/install.texi: Replace references to x86_64-unknown-linux-gnu
9966 with x86_64-pc-linux-gnu.
9968 2019-01-07 Tom de Vries <tdevries@suse.de>
9971 * config/nvptx/nvptx.c (has_vector_partitionable_routine_calls_p): New
9973 (nvptx_goacc_validate_dims): Force vl32 if calling vector-partitionable
9976 2019-01-07 Jakub Jelinek <jakub@redhat.com>
9978 * config/i386/sse.md (vec_extract<mode><ssehalfvecmodelower>): Use
9979 V_256_512 iterator instead of V_512 and TARGET_AVX instead of
9980 TARGET_AVX512F as condition.
9983 * dwarf2out.c (const_ok_for_output_1): Remove redundant call to
9984 const_not_ok_for_debug_p target hook.
9985 (mem_loc_descriptor) <case UNSPEC>: Only call const_ok_for_output_1
9986 on UNSPEC and subexpressions thereof if all subexpressions of the
9987 UNSPEC are CONSTANT_P.
9989 PR tree-optimization/88676
9990 * tree-ssa-phiopt.c (two_value_replacement): New function.
9991 (tree_ssa_phiopt_worker): Call it.
9994 * cfgexpand.c (expand_stack_vars): Only align prev_offset to
9995 ASAN_MIN_RED_ZONE_SIZE, not to maximum of that and alignb.
9998 * tree-vect-generic.c: Include insn-config.h and recog.h.
9999 (expand_vector_piecewise): Add defaulted ret_type argument,
10000 if non-NULL, use that in preference to type for the result type.
10001 (expand_vector_parallel): Formatting fix.
10002 (do_vec_conversion, do_vec_narrowing_conversion,
10003 expand_vector_conversion): New functions.
10004 (expand_vector_operations_1): Call expand_vector_conversion
10005 for VEC_CONVERT ifn calls.
10006 * internal-fn.def (VEC_CONVERT): New internal function.
10007 * internal-fn.c (expand_VEC_CONVERT): New function.
10008 * fold-const-call.c (fold_const_vec_convert): New function.
10009 (fold_const_call): Use it for CFN_VEC_CONVERT.
10010 * doc/extend.texi (__builtin_convertvector): Document.
10012 2019-01-07 Tom de Vries <tdevries@suse.de>
10014 * config/nvptx/nvptx-protos.h (nvptx_output_red_partition): Declare.
10015 * config/nvptx/nvptx.c (vector_red_size, vector_red_align,
10016 vector_red_partition, vector_red_sym): New global variables.
10017 (nvptx_option_override): Initialize vector_red_sym.
10018 (nvptx_declare_function_name): Restore red_partition register.
10019 (nvptx_file_end): Emit code to declare the vector reduction variables.
10020 (nvptx_output_red_partition): New function.
10021 (nvptx_expand_shared_addr): Add vector argument. Use it to handle
10022 large vector reductions.
10023 (enum nvptx_builtins): Add NVPTX_BUILTIN_VECTOR_ADDR.
10024 (nvptx_init_builtins): Add VECTOR_ADDR.
10025 (nvptx_expand_builtin): Update call to nvptx_expand_shared_addr.
10026 Handle nvptx_expand_shared_addr.
10027 (nvptx_get_shared_red_addr): Add vector argument and handle large
10029 (nvptx_goacc_reduction_setup): Add offload_attrs argument and handle
10031 (nvptx_goacc_reduction_init): Likewise.
10032 (nvptx_goacc_reduction_fini): Likewise.
10033 (nvptx_goacc_reduction_teardown): Likewise.
10034 (nvptx_goacc_reduction): Update calls to nvptx_goacc_reduction_{setup,
10035 init,fini,teardown}.
10036 (nvptx_init_axis_predicate): Initialize vector_red_partition.
10037 (nvptx_set_current_function): Init vector_red_partition.
10038 * config/nvptx/nvptx.md (UNSPECV_RED_PART): New unspecv.
10039 (nvptx_red_partition): New insn.
10040 * config/nvptx/nvptx.h (struct machine_function): Add red_partition.
10042 2019-01-07 Tom de Vries <tdevries@suse.de>
10045 * config/nvptx/nvptx.c (nvptx_process_pars): Don't emit barriers for
10048 2019-01-07 Tom de Vries <tdevries@suse.de>
10050 * config/nvptx/nvptx.c (oacc_bcast_partition): Declare.
10051 (nvptx_option_override): Init oacc_bcast_partition.
10052 (nvptx_init_oacc_workers): New function.
10053 (nvptx_declare_function_name): Call nvptx_init_oacc_workers.
10054 (nvptx_needs_shared_bcast): New function.
10055 (nvptx_find_par): Generalize to enable vectors to use shared-memory
10056 to propagate state.
10057 (nvptx_shared_propagate): Initialize vector bcast partition and
10058 synchronization state.
10059 (nvptx_single): Generalize to enable vectors to use shared-memory
10060 to propagate state.
10061 (nvptx_process_pars): Likewise.
10062 (nvptx_set_current_function): Initialize oacc_broadcast_partition.
10063 * config/nvptx/nvptx.h (struct machine_function): Add
10064 bcast_partition and sync_bar members.
10066 2019-01-07 Tom de Vries <tdevries@suse.de>
10068 * config/nvptx/nvptx.c (nvptx_welformed_vector_length_p)
10069 (nvptx_apply_dim_limits): New function.
10070 (nvptx_goacc_validate_dims_1): Allow PTX_MAX_VECTOR_LENGTH larger than
10073 2019-01-07 Tom de Vries <tdevries@suse.de>
10075 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Move warnings to
10076 as late as possible.
10078 2019-01-07 Tom de Vries <tdevries@suse.de>
10080 * config/nvptx/nvptx.c (PTX_VECTOR_LENGTH): Remove.
10081 (PTX_DEFAULT_VECTOR_LENGTH, PTX_MAX_VECTOR_LENGTH): Define.
10082 (nvptx_goacc_validate_dims_1, nvptx_dim_limit)
10083 (nvptx_goacc_reduction_fini): Use PTX_DEFAULT_VECTOR_LENGTH,
10084 PTX_MAX_VECTOR_LENGTH and PTX_WARP_SIZE instead of PTX_VECTOR_LENGTH.
10086 2019-01-07 Tom de Vries <tdevries@suse.de>
10088 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Add asserts.
10090 2019-01-07 Tom de Vries <tdevries@suse.de>
10092 * omp-offload.c (oacc_get_min_dim): New function.
10093 * omp-offload.h (oacc_get_min_dim): Declare.
10095 2018-12-26 Mateusz B <mateuszb@poczta.onet.pl>
10098 * config/i386/i386.c (function_value_ms_64): Return small sturct in
10099 AX_REG and float/double in FIRST_SSE_REG for 4 or 8 byte modes.
10101 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10105 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
10107 * ipa-inline.c (edge_badness): Use inlined_time instead of
10108 inline_summaries->get.
10110 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10112 * opts.c (enable_fdo_optimizations): Enable
10113 version-loops-for-strides, loop-interchange, unrol-and-jam
10114 and tree-loop-distribution.
10115 * invoke.texi: Document newly enabled options.
10117 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10119 * doc/invoke.texi (max-inline-insns-small): New parameters.
10120 * ipa-inline.c (want_early_inline_function_p): simplify.
10121 (want_inline_small_function_p): Fix pasto from previous patch;
10122 use max-inline-insns-small bound.
10123 * params.def (max-inline-insns-small): New param.
10124 * ipa-fnsummary.c (analyze_function_body): Initialize time/size
10125 variables correctly.
10127 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10129 * doc/invoke.texi: Document max-inline-insns-size,
10130 uninlined-function-insns, uninlined-function-time,
10131 uninlined-thunk-insns and uninlined-thunk-time.
10132 * params.def: Add max-inline-insns-size,
10133 uninlined-function-insns, uninlined-function-time,
10134 uninlined-thunk-insns and uninlined-thunk-time.
10135 * ipa-fnsummary.c (compute_fn_summary, analyze_function_body): Use
10137 * ipa-inline.c (can_inline_edge_by_limits_p,
10138 want_inline_small_function_p): Use new parameters.
10140 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10142 * ipa-fnsummary.c (analyze_function_body): Fix accounting of time.
10144 2019-01-05 Jakub Jelinek <jakub@redhat.com>
10146 PR middle-end/82564
10148 * expr.c (expand_assignment): For calls returning VLA structures
10149 if to_rtx is not a MEM, force it into a stack temporary.
10152 * dwarf2out.c (const_ok_for_output_1): Reject MINUS that contains
10153 SYMBOL_REF, CODE_LABEL or UNSPEC in subexpressions of second argument.
10154 Reject PLUS that contains SYMBOL_REF, CODE_LABEL or UNSPEC in
10155 subexpressions of both operands.
10156 (mem_loc_descriptor): Handle UNSPEC if target hook acks it and all the
10157 subrtxes are CONSTANT_P.
10158 * config/i386/i386.c (ix86_const_not_ok_for_debug_p): Revert
10159 2018-11-09 changes.
10161 2019-01-04 Jan Hubicka <hubicka@ucw.cz>
10163 * params.def (hot-bb-count-ws-permille): Set to 990.
10165 2019-01-04 Martin Sebor <msebor@redhat.com>
10168 * attribs.c (decls_mismatched_attributes): Avoid warning for attribute
10171 2019-01-04 Martin Sebor <msebor@redhat.com>
10174 * doc/extend.texi (attribute alloc_align, alloc_size): Update.
10176 2019-01-04 Jakub Jelinek <jakub@redhat.com>
10178 * gdbinit.in: Turn off pagination for the skip commands, restore
10179 it to previous state afterwards.
10181 2019-01-04 Jakub Jelinek <jakub@redhat.com>
10184 * config/i386/i386.c (ix86_expand_divmod_libfunc): Use mode instead
10185 of GET_MODE (opN) as modes of the libcall arguments.
10187 2019-01-04 Jan Beulich <jbeulich@suse.com>
10189 * config/i386/sse.md
10190 (<avx512>_cmp<mode>3<mask_scalar_merge_name><round_saeonly_name>,
10191 <avx512>_cmp<mode>3<mask_scalar_merge_name>,
10192 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
10193 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
10194 avx512f_vmcmp<mode>3<round_saeonly_name>,
10195 avx512f_vmcmp<mode>3_mask<round_saeonly_name>,
10196 avx512f_maskcmp<mode>3,
10197 <avx512>_cvt<ssemodesuffix>2mask<mode>,
10198 <avx512>_cvt<ssemodesuffix>2mask<mode>,
10199 *<avx512>_cvtmask2<ssemodesuffix><mode>,
10200 *<avx512>_cvtmask2<ssemodesuffix><mode>,
10201 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
10202 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
10203 <avx512>_gt<mode>3<mask_scalar_merge_name>,
10204 <avx512>_gt<mode>3<mask_scalar_merge_name>,
10205 <avx512>_testm<mode>3<mask_scalar_merge_name>,
10206 <avx512>_testnm<mode>3<mask_scalar_merge_name>,
10207 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext,
10208 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext_mask,
10209 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext,
10210 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext_mask,
10211 avx512cd_maskb_vec_dup<mode>,
10212 avx512cd_maskw_vec_dup<mode>,
10213 avx512dq_fpclass<mode><mask_scalar_merge_name>,
10214 avx512dq_vmfpclass<mode>,
10215 avx512vl_vpshufbitqmb<mode><mask_scalar_merge_name>): Use =k
10218 2019-01-03 Martin Sebor <msebor@redhat.com>
10220 PR tree-optimization/88659
10221 * calls.c (maybe_warn_nonstring_arg): Avoid assuming maxlen is set.
10223 2019-01-03 Aaron Sawdey <acsawdey@linux.ibm.com>
10225 * config/rs6000/rs6000-string.c (expand_block_move): Don't use
10226 unaligned vsx and avoid lxvd2x/stxvd2x.
10227 (gen_lvx_v4si_move): New function.
10229 2019-01-03 Tom de Vries <tdevries@suse.de>
10231 * config/nvptx/nvptx.c (MACH_VECTOR_LENGTH, MACH_MAX_WORKERS): Define.
10232 (init_axis_dim, nvptx_mach_max_workers, nvptx_mach_vector_length): New
10234 * config/nvptx/nvptx.h (struct machine_function): Add axis_dims.
10236 2019-01-03 Tom de Vries <tdevries@suse.de>
10238 * config/nvptx/nvptx.c (struct offload_attrs): New.
10239 (populate_offload_attrs): New function. Factor mask extraction out of
10240 nvptx_reorg. Add extraction of dimensions.
10241 (nvptx_reorg): Use populate_offload_attrs.
10243 2019-01-03 Tom de Vries <tdevries@suse.de>
10245 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add early-out
10246 cases for oacc_min_dims_p and routine_p. Add asserts for
10247 oacc_default_dims_p and offload_region_p.
10249 2019-01-03 Tom de Vries <tdevries@suse.de>
10251 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): New function,
10252 factored out of ...
10253 (nvptx_goacc_validate_dims): ... here.
10255 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
10257 PR tree-optimization/85574
10258 * tree-ssa-uncprop.c (struct equiv_hash_elt): Remove unused
10260 (struct ssa_equip_hash_traits): Declare.
10261 (val_ssa_equiv): Use custom hash traits using operand_equal_p.
10263 2019-01-03 Jakub Jelinek <jakub@redhat.com>
10266 * dwarf2out.c (modified_type_die): If type is equal to sizetype,
10267 change it to qualified_type.
10269 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
10271 * ipa-utils.c (scale_ipa_profile_for_fn): Break out from ...
10272 (ipa_merge_profiles): ... here; do not ICE on thunks and aliases.
10274 2019-01-02 Martin Sebor <msebor@redhat.com>
10275 Jeff Law <law@redhat.com>
10277 * gimple-fold.c (strlen_range_kind): Remove SRK_LENRANGE_2.
10278 (get_range_strlen_tree): Update appropriately.
10280 * gimple-fold.h (get_range_strlen): Drop unused last argument.
10282 * gimple-fold.c (gimple_fold_builtin_strlen): Use set_strlen_range
10283 rather than set_range_info.
10284 * tree-ssa-strlen.c (set_strlen_range): Extracted from
10285 maybe_set_strlen_range. Handle potentially boundary crossing
10286 cases more conservatively.
10287 (maybe_set_strlen_range): Parts refactored into set_strlen_range.
10288 Call set_strlen_range.
10289 * tree-ssa-strlen.h (set_strlen_range): Add prototype.
10291 PR middle-end/88663
10292 * gimple-fold.c (get_range_strlen): Update prototype to no longer
10293 need the flexp argument.
10294 (get_range_strlen_tree): Drop flexp argument. Drop flexp argument
10295 from calls to get_range_strlen. Update comments. Just update
10296 VAL for an unterminated const char array and let the reset of the
10297 code handle it normally. No longer try to set *flexp. Adjust
10299 (get_range_strlen): Update for the new get_range_strlen API.
10300 (get_maxval_strlen): Similarly.
10301 (gimple_fold_builtin_strlen): Handle update meaning of return value
10302 from get_range_strlen.
10303 * gimple-ssa-sprintf.c (get_string_length): Update for the new
10304 get_range_strlen API.
10306 2019-01-02 Jan Hubicka <hubicka@ucw.cz>
10309 * varpool.c (varpool_node::ctor_useable_for_folding_p): Also return
10310 false at WPA time when body was removed.
10312 2019-01-02 Martin Liska <mliska@suse.cz>
10314 PR tree-optimization/88650
10315 * predict.c (set_even_probabilities): Calculate probability
10316 remainer only when really used.
10318 2019-01-02 Richard Biener <rguenther@suse.de>
10320 PR middle-end/88651
10321 * tree-data-ref.c (analyze_subscript_affine_affine): Use
10322 widest_ints when mangling max_stmt_execution results.
10324 2019-01-02 Richard Biener <rguenther@suse.de>
10326 PR tree-optimization/88621
10327 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Fix pastos, avoid
10328 bitfields when canoncalizing.
10330 2019-01-02 Richard Biener <rguenther@suse.de>
10333 * config/i386/x86-tune-costs.h (intel_cost): Adjust
10334 cost of cheap SSE instruction.
10336 2019-01-02 Richard Biener <rguenther@suse.de>
10339 * ipa-icf.h (sem_item_optimizer::sort_congruence_split): Declare.
10340 * ipa-icf.c (sem_item_optimizer::sort_congruence_split): New
10342 (sem_item_optimizer::do_congruence_step_f): Sort the congruence
10343 set after UIDs before splitting them.
10345 2019-01-01 Martin Sebor <msebor@redhat.com>
10346 Jeff Law <law@redhat.com>
10348 * gimple-fold.c (get_range_strlen_tree): Record if the computed
10349 length is optimistic. If it is, then arrange to compute the
10350 conservative length as well.
10352 * gimple-fold.h (get_range_strlen): Update prototype.
10353 * builtins.c (check_access): Update call to get_range_strlen to use
10354 c_strlen_data pointer. Change various variable accesses to instead
10355 pull data from the c_strlen_data structure.
10356 (check_strncat_sizes, expand_builtin_strncat): Likewise.
10357 * calls.c (maybe_warn_nonstring_arg): Likewise.
10358 * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Likewise. Reset
10359 minimum length if maximum lengh is unknown.
10360 * gimple-ssa-sprintf.c (get_string_length): Likewise. Drop code
10361 that used c_strlen, it's no longer needed. Restructure slightly.
10362 (format_string): Set unlikely range appropriately.
10363 * gimple-fold.c (get_range_strlen): Update comments. Fix minor
10365 (get_range_strlen): Accept c_strlen_data pointer for external
10366 call sites as well. Pass through to call to internal get_range_strlen.
10367 Adjust minlen, maxlen and maxbound as needed.
10368 (get_maxval_strlen): Update comments.
10369 (gimple_fold_builtin_strlen): Update call to get_range_strlen
10370 to use c_strlen_data pointer. Change variable accesses to instead
10371 use c_strlen_data data members.
10373 * gimple-fold.c (get_range_strlen): Update prototype.
10374 (get_range_strlen_tree): Update prototype. Drop minlen/maxlen
10375 local variables. Use pdata to return information to caller.
10376 Update calls to get_range_strlen. Update pdata->maxbound.
10377 (get_range_strlen -- static version): Similarly.
10378 (get_range_strlen -- extern version): Update for internal
10379 get_range_strlen API change. Convert to external data format.
10380 (get_maxval_strlen): Similarly.
10382 2019-01-01 Jan Hubicka <hubicka@ucw.cz>
10384 * coverage.c (get_coverage_counts): Use current_function_decl.
10385 * profile.c (read_thunk_profile): New function.
10386 (branch_prob): Add THUNK parameter.
10387 * tree-profile.c (tree_profiling): Handle thunks.
10388 * value-prof.c (init_node_map): Handle thunks.
10389 * value-prof.h (branch_prob): Upate prototype.
10390 (read_thunk_profile): Declare.
10392 2019-01-01 Jakub Jelinek <jakub@redhat.com>
10394 Update copyright years.
10396 * gcc.c (process_command): Update copyright notice dates.
10397 * gcov-dump.c (print_version): Ditto.
10398 * gcov.c (print_version): Ditto.
10399 * gcov-tool.c (print_version): Ditto.
10400 * gengtype.c (create_file): Ditto.
10401 * doc/cpp.texi: Bump @copying's copyright year.
10402 * doc/cppinternals.texi: Ditto.
10403 * doc/gcc.texi: Ditto.
10404 * doc/gccint.texi: Ditto.
10405 * doc/gcov.texi: Ditto.
10406 * doc/install.texi: Ditto.
10407 * doc/invoke.texi: Ditto.
10409 Copyright (C) 2019 Free Software Foundation, Inc.
10411 Copying and distribution of this file, with or without modification,
10412 are permitted in any medium without royalty provided the copyright
10413 notice and this notice are preserved.