1 2019-06-07 Martin Liska <mliska@suse.cz>
3 * tree-ssa-loop.c (get_lsm_tmp_name): Return at the end of the
6 2019-06-07 Martin Liska <mliska@suse.cz>
8 PR tree-optimization/78902
9 * builtin-attrs.def (ATTR_WARN_UNUSED_RESULT): New.
10 (ATTR_MALLOC_NOTHROW_LEAF_LIST): Remove.
11 (ATTR_WARN_UNUSED_RESULT_NOTHROW_LEAF_LIST): New.
12 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_LEAF_LIST): New.
13 (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): Remove.
14 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Remove.
15 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_LIST): New.
16 (ATTR_ALLOC_WARN_UNUSED_RESULT_SIZE_2_NOTHROW_LIST): New.
17 (ATTR_MALLOC_WARN_UNUSED_RESULT_SIZE_1_NOTHROW_LEAF_LIST): New.
18 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): Remove.
19 (ATTR_ALLOCA_WARN_UNUSED_RESULT_SIZE_1_NOTHROW_LEAF_LIST): New.
20 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Remove.
21 (ATTR_MALLOC_WARN_UNUSED_RESULT_SIZE_1_2_NOTHROW_LEAF_LIST):
23 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Remove.
24 (ATTR_ALLOC_WARN_UNUSED_RESULT_SIZE_2_NOTHROW_LEAF_LIST): New.
25 (ATTR_MALLOC_NOTHROW_NONNULL): Remove.
26 (ATTR_WARN_UNUSED_RESULT_NOTHROW_NONNULL): New.
27 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_NONNULL): New.
28 (ATTR_MALLOC_NOTHROW_NONNULL_LEAF): Remove.
29 (ATTR_WARN_UNUSED_RESULT_NOTHROW_NONNULL_LEAF): New.
30 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_NONNULL_LEAF): New.
31 * builtins.def (BUILT_IN_ALIGNED_ALLOC): Change to use
32 warn_unused_result attribute.
33 (BUILT_IN_STRDUP): Likewise.
34 (BUILT_IN_STRNDUP): Likewise.
35 (BUILT_IN_ALLOCA): Likewise.
36 (BUILT_IN_CALLOC): Likewise.
37 (BUILT_IN_MALLOC): Likewise.
38 (BUILT_IN_REALLOC): Likewise.
40 2019-06-06 Jim Wilson <jimw@sifive.com>
43 * config/riscv/riscv.h (STARTFILE_PREFIX_SPEC): Deleted.
44 * config/riscv/freebsd.h (STARTFILE_PREFIX_SPEC): Added.
45 * config/riscv/linux.h (STARTFILE_PREFIX_SPEC): Added.
47 2019-06-06 Martin Sebor <msebor@redhat.com>
49 * tree-ssa-strlen.c (adjust_related_strinfos): Avoid trailing article.
50 (handle_builtin_malloc): Remove trailing spaces.
51 (handle_builtin_memset): Same.
52 (handle_builtin_memcmp): Same.
53 (compute_string_length): Same.
54 (determine_min_objsize): Same.
55 (handle_builtin_string_cmp): Same.
56 (handle_char_store): Same. Break up excessively long line.
58 2019-06-06 Martin Jambor <mjambor@suse.cz>
60 * tree-sra.c (build_reconstructed_reference): Drop the alignment
63 2019-06-06 Martin Jambor <mjambor@suse.cz>
65 * tree-sra.c (struct access): New field grp_same_access_path.
66 (dump_access): Dump it.
67 (build_reconstructed_reference): New function.
68 (build_ref_for_model): Use it if possible.
69 (path_comparable_for_same_access): New function.
70 (same_access_path_p): Likewise.
71 (sort_and_splice_var_accesses): Set the new flag.
72 (analyze_access_subtree): Likewise.
73 (propagate_subaccesses_across_link): Propagate zero value of the new
74 flag down the access tree.
76 2019-06-06 Andrew Stubbs <ams@codesourcery.com>
78 * config.gcc (amdgcn-*-*): Allow --with-arch=gfx906.
79 * config/gcn/gcn.opt (gpu_type): Add gfx906.
80 * config/gcn/t-gcn-hsa (MULTILIB_OPTIONS): Add gfx906 multilib.
81 (MULTILIB_DIRNAMES): Rename gcn5 to gfx900.
84 2019-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
86 PR tree-optimization/90332
87 * config/aarch64/aarch64.c (aarch64_expand_vector_init):
88 Handle VALS containing two vectors.
89 * config/aarch64/aarch64-simd.md (*aarch64_combinez<mode>): Rename
91 (@aarch64_combinez<mode>): ... This.
92 (*aarch64_combinez_be<mode>): Rename to...
93 (@aarch64_combinez_be<mode>): ... This.
94 (vec_init<mode><Vhalf>): New define_expand.
95 * config/aarch64/iterators.md (Vhalf): Handle V8HF.
97 2019-06-06 Jozef Lawrynowicz <jozef.l@mittosystems.com>
99 * config/msp430/msp430.md (ashlhi3): Use the const_variant of shift
100 library functions only when not optimizing for size.
107 2019-06-06 Andreas Krebbel <krebbel@linux.ibm.com>
109 PR rtl-optimization/88751
110 * ira.c (ira): Use the number of the actually referenced registers
111 when calculating the threshold.
113 2019-06-06 Jakub Jelinek <jakub@redhat.com>
115 * configure: Regenerate.
117 2019-06-06 Jozef Lawrynowicz <jozef.l@mittosystems.com>
119 * config/msp430/msp430.md (ashlhi3): Force shift src operand into a
120 register if it is in memory, so the shift can be emulated with a rotate
125 2019-06-06 Martin Liska <mliska@suse.cz>
127 PR tree-optimization/87954
128 * match.pd: Simplify mult where both arguments are 0 or 1.
130 2019-06-06 Richard Biener <rguenther@suse.de>
132 * vr-values.c (vr_values::extract_range_from_ssa_name): Do not
133 put equivalences on UNDEFINED ranges.
134 * gimple-ssa-evrp.c (evrp_dom_walker::before_dom_children):
135 Make sure to drop defs of stmts added during simplification
138 2019-06-06 Richard Biener <rguenther@suse.de>
140 * tree-ssa-structalias.c: Include tree-cfg.h.
141 (make_heapvar): Do not make heap vars artificial.
142 (find_func_aliases_for_builtin_call): Handle stack allocation
144 (find_func_aliases): Delay processing of simple enough returns
146 (set_uids_in_ptset): Adjust.
147 (find_what_var_points_to): Likewise.
148 (solve_constraints): Do not dump points-to sets here.
149 (compute_points_to_sets): Post-process return statements,
150 amending the escaped solution. Dump points-to sets afterwards.
151 (ipa_pta_execute): Dump points-to sets.
153 2019-06-06 Martin Liska <mliska@suse.cz>
156 * doc/install.texi: Fix HTML headers and
157 titles for 'Installing GCC' pages.
159 2019-06-06 Martin Liska <mliska@suse.cz>
161 * ipa-icf-gimple.h (dump_message_1): Remove.
162 (dump_message): Likewise.
163 (return_false_with_message_1): Print also file.
164 (return_false_with_msg): Likewise.
165 (return_with_result): Likewise.
166 (return_with_debug): Likewise.
167 * ipa-icf.c (sem_function::equals_private): Remove call
170 2019-06-05 Hongtao Liu <hongtao.liu@intel.com>
172 * config/i386/sse.md (define_mode_suffix vecmemsuffix): New.
173 (define_insn "avx512dq_fpclass<mode><mask_scalar_merge_name>"): Enable
174 memory operand for it.
175 (define_insn "avx512dq_vmfpclass<mode><mask_scalar_merge_name>"): Ditto.
177 2019-06-05 Martin Sebor <msebor@redhat.com>
179 * config/i386/i386-features.c (ix86_get_function_versions_dispatcher):
180 Adjust quoting and hyphenation.
181 * convert.c (convert_to_real_1): Same.
182 * gcc.c (driver_wrong_lang_callback): Same.
183 (driver::handle_unrecognized_options): Same.
184 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Same.
185 * opts-common.c (cmdline_handle_error): Same.
186 (read_cmdline_option): Same.
187 * opts-global.c (complain_wrong_lang): Same.
188 (print_ignored_options): Same.
189 (handle_common_deferred_options): Same.
190 * pretty-print.h: Same.
191 * print-rtl.c (debug_bb_n_slim): Same.
192 * sched-rgn.c (make_pass_sched_fusion): Same.
193 * tree-cfg.c (verify_gimple_assign_unary): Same.
194 (verify_gimple_label): Same.
195 * tree-ssa-operands.c (verify_ssa_operands): Same.
196 * varasm.c (do_assemble_alias): Same.
197 (assemble_alias): Same.
199 2019-06-05 Richard Henderson <rth@twiddle.net>
201 * config/alpha/alpha.c (direct_return): Move down after
202 struct machine_function definition; use saved frame_size;
204 (struct machine_function): Add sa_mask, sa_size, frame_size.
205 (alpha_sa_mask, alpha_sa_size, compute_frame_size): Merge into ...
206 (alpha_compute_frame_layout): ... new function.
207 (TARGET_COMPUTE_FRAME_LAYOUT): New.
208 (alpha_initial_elimination_offset): Use saved sa_size.
209 (alpha_vms_initial_elimination_offset): Likewise.
210 (alpha_vms_can_eliminate): Remove alpha_sa_size call.
211 (alpha_expand_prologue): Use saved frame data. Merge integer
212 and fp register save loops.
213 (alpha_expand_epilogue): Likewise.
214 (alpha_start_function): Use saved frame data.
215 * config/alpha/alpha-protos.h (direct_return): Update.
216 (alpha_sa_size): Remove.
218 2019-06-05 Eric Botcazou <ebotcazou@adacore.com>
220 * fold-const.c (extract_muldiv_1) <PLUS_EXPR>: Do not distribute a
221 multiplication by a power-of-two value.
222 (fold_plusminus_mult_expr): Use pow2p_hwi to spot a power-of-two value
223 and turn the modulo operation into a masking operation.
225 2019-06-05 Jakub Jelinek <jakub@redhat.com>
228 * var-tracking.c (vt_expand_loc_callback): Don't create raw subregs
229 with VOIDmode inner operands.
231 2019-06-05 Richard Biener <rguenther@suse.de>
234 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
235 turn an expression graph into a tree.
237 2019-06-05 Jakub Jelinek <jakub@redhat.com>
239 * omp-expand.c (struct omp_region): Add has_lastprivate_conditional
241 (expand_parallel_call): If region->inner->has_lastprivate_conditional,
242 treat it like explicit monotonic schedule modifier.
243 (expand_omp_for): Initialize has_lastprivate_conditional.
244 If fd.lastprivate_conditional != 0, treat it like explicit monotonic
247 * omp-low.c (lower_rec_input_clauses): For lastprivate conditional
248 references, lookup in in hash map MEM_REF operand instead of the
250 (lower_omp_1): When looking for lastprivate conditional assignments,
251 handle MEM_REFs with REFERENCE_TYPE operands.
253 * omp-low.c (lower_rec_input_clauses): Force max_vf if is_simd and
254 on privatization clauses OMP_CLAUSE_DECL is privatized by reference
255 and references a VLA. Handle references to non-VLAs if is_simd
256 all privatization clauses like reductions.
257 (lower_rec_input_clauses) <case do_private, case do_firstprivate>:
258 If omp_is_reference, use always omp simd arrays and set
259 DECL_VALUE_EXPR in that case, if lower_rec_simd_input_clauses
260 fails, emit reference initialization.
262 2019-06-05 Hongtao Liu <hongtao.liu@intel.com>
265 * config/i386/avx512dqintrin.h (_mm_mask_fpclass_ss_mask,
266 _mm_mask_fpclass_sd_mask): New intrinsics.
267 (_mm_fpclass_ss_mask, _mm_fpclass_sd_mask): Modified, use new builtins.
268 * config/i386/i386-builtin.def
269 (__builtin_ia32_fpclassss_mask, __builtin_ia32_fpclasssd_mask):
271 (__builtin_ia32_fpclassss, __builtin_ia32_fpclasssd): Deleted.
272 * config/i386/i386-builtin-types.def (DEF_FUNCTION_TYPE (QI, V2DF, INT),
273 DEF_FUNCTION_TYPE (QI, V4SF, INT)): Deleted.
274 * config/i386/i386-expand.c (case QI_FTYPE_V4SF_INT,
275 case QI_FTYPE_V2SF_INT): Ditto.
277 (define_insn "avx512dq_vmfpclass<mode><mask_scalar_merge_name>):
278 Extended to insnstructions with mask operands.
280 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
282 * config/rs6000/constraints.md (define_register_constraint "wp"):
284 (define_register_constraint "wq"): Delete.
285 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
286 (rs6000_init_hard_regno_mode_ok): Adjust.
287 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
288 RS6000_CONSTRAINT_wp and RS6000_CONSTRAINT_wq.
289 * config/rs6000/vsx.md (define_mode_attr VSr3): Delete.
290 (define_mode_attr VSa): Delete.
291 (define_mode_attr VSisa): New.
292 (rest of file): Adjust.
293 * doc/md.texi (Machine Constraints): Adjust.
295 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
297 * config/rs6000/rs6000.md (define_attr "isa"): Add p9kf and p9tf.
298 (define_attr "enabled"): Handle those new isa values.
300 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
302 * config/rs6000/vsx.md (define_mode_attr VSr4): Delete.
303 (define_mode_attr VSr5): Delete.
304 (define_mode_attr VStype_sqrt): Delete.
305 (define_mode_iterator VSX_SPDP): Delete.
306 (define_mode_attr VS_spdp_res): Delete.
307 (define_mode_attr VS_spdp_insn): Delete.
308 (define_mode_attr VS_spdp_type): Delete.
309 (*vsx_sqrt<mode>2): Adjust.
310 (vsx_<VS_spdp_insn>): Delete, split to...
311 (vsx_xscvdpsp): ... this. New. And...
312 (vsx_xvcvspdp): ... this. New. And...
313 (vsx_xvcvdpsp): ... this. New.
315 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
317 * config/rs6000/rs6000.md (define_mode_attr sd): Add values for V4SF
319 * config/rs6000/vsx.md (define_mode_attr VSs): Delete.
320 (rest of file): Adjust.
322 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
324 * config/rs6000/vsx.md (vsx_<VS_spdp_insn>): Use wa instead of <VSa>.
325 (vsx_extract_<mode>_var): Ditto.
327 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
329 * config/rs6000/vsx.md: Replace all <VSa> that are used with VSX_TI
332 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
334 * config/rs6000/constraints.md (define_register_constraint "ww"):
336 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
337 (rs6000_init_hard_regno_mode_ok): Adjust.
338 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
339 RS6000_CONSTRAINT_ww.
340 * config/rs6000/rs6000.md: Adjust.
341 * config/rs6000/vsx.md: Adjust.
342 * doc/md.texi (Machine Constraints): Adjust.
344 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
346 * config/rs6000/rs6000.md (SFDF, SFDF2): Adjust comments.
347 (define_mode_attr sd): New.
348 (define_mode_attr s): New.
349 (define_mode_attr Ftrad): Delete.
350 (define_mode_attr Fvsx): Delete.
351 (define_mode_attr Fs): Delete.
352 (rest of file): Use the new mode attributes.
353 * config.rs6000/vsx.md: Use the new mode attributes.
355 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
357 * config/rs6000/vsx.md: Replace all <VSa> that are used with VSX_W
360 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
362 * config/rs6000/vsx.md (define_mode_attr VSr2): Delete.
363 (rest of file): Replace all <VSa>, <VSr>, <VSr2>, and <VSr3> that are
364 used with VSX_B, VSX_D, or VSX_F, with just "wa".
366 2019-06-04 Bill Schmidt <wschmidt@linux.ibm.com>
369 * config/rs6000/altivec.h: Don't #define vector, pixel, bool for
370 C++ with strict ANSI requirements.
372 2019-06-04 Marc Glisse <marc.glisse@inria.fr>
374 * tree-ssa-loop-niter.c (number_of_iterations_ne): Skip
375 computations when step is 1.
377 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
379 * config/rs6000/constraints.md (define_register_constraint "wf"):
381 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
382 (rs6000_init_hard_regno_mode_ok): Adjust.
383 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
384 RS6000_CONSTRAINT_wf.
385 * config/rs6000/rs6000.md: Adjust.
386 * config/rs6000/vsx.md: Adjust.
387 * doc/md.texi (Machine Constraints): Adjust.
389 2019-06-04 Andrew Pinski <apinski@marvell.com>
391 * config/aarch64/aarch64.c (aarch64_asan_shadow_offset):
394 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
396 * config/rs6000/constraints.md (define_register_constraint "wd"):
398 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
399 (rs6000_init_hard_regno_mode_ok): Adjust.
400 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
401 RS6000_CONSTRAINT_wd.
402 * config/rs6000/rs6000.md: Adjust.
403 * config/rs6000/vsx.md: Adjust.
404 * doc/md.texi (Machine Constraints): Adjust.
406 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
408 * config/rs6000/rs6000.md (define_mode_attr Fv2): Delete.
409 (rest of file): Adjust.
411 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
413 * config/rs6000/vsx.md (define_mode_attr VS_64reg): Delete.
414 (*vsx_extract_<P:mode>_<VSX_D:mode>_load): Adjust.
415 (vsx_splat_<mode>_reg): Adjust.
417 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
419 * config/rs6000/constraints.md (define_register_constraint "ws"):
421 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
422 (rs6000_init_hard_regno_mode_ok): Adjust.
423 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
424 RS6000_CONSTRAINT_ws.
425 * config/rs6000/rs6000.md: Adjust.
426 * config/rs6000/vsx.md: Adjust.
427 * doc/md.texi (Machine Constraints): Adjust.
429 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
431 * config/rs6000/constraints.md (define_register_constraint "wv"):
433 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
434 (rs6000_init_hard_regno_mode_ok): Adjust.
435 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
436 RS6000_CONSTRAINT_wv.
437 * config/rs6000/rs6000.md: Adjust.
438 * config/rs6000/vsx.md: Adjust.
439 * doc/md.texi (Machine Constraints): Adjust.
441 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
443 * config/rs6000/constraints.md (define_register_constraint "wi"):
445 (define_register_constraint "wt"): Delete.
446 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
447 (rs6000_init_hard_regno_mode_ok): Adjust.
448 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
449 RS6000_CONSTRAINT_wi and RS6000_CONSTRAINT_wt.
450 * config/rs6000/rs6000.md: Adjust.
451 * config/rs6000/vsx.md: Adjust.
452 * doc/md.texi (Machine Constraints): Adjust.
454 2019-06-04 Szabolcs Nagy <szabolcs.nagy@arm.com>
456 * config/aarch64/aarch64-protos.h (aarch64_asm_output_external): Remove
458 * config/aarch64/aarch64.c (aarch64_asm_output_external): Call
459 default_elf_asm_output_external.
461 2019-06-04 Martin Liska <mliska@suse.cz>
463 * ipa-icf.c (INCLUDE_LIST): Remove.
464 (sem_item_optimizer::execute): Remove call to init_wpa.
465 * ipa-icf.h (init_wpa): Remove.
467 2019-06-04 Jakub Jelinek <jakub@redhat.com>
469 * gimplify.c (gimplify_scan_omp_clauses): Don't sorry_at on lastprivate
470 conditional on combined for simd.
471 * omp-low.c (struct omp_context): Add combined_into_simd_safelen0
473 (lower_rec_input_clauses): For gimple_omp_for_combined_into_p max_vf 1
474 constructs, don't remove lastprivate_conditional_map, but instead set
475 ctx->combined_into_simd_safelen0 and adjust hash_map, so that it points
476 to parent construct temporaries.
477 (lower_lastprivate_clauses): Handle ctx->combined_into_simd_safelen0
478 like !ctx->lastprivate_conditional_map.
479 (lower_omp_1) <case GIMPLE_ASSIGN>: If up->combined_into_simd_safelen0,
480 use up->outer context instead of up.
481 * omp-expand.c (expand_omp_for_generic): Perform cond_var bump even if
482 gimple_omp_for_combined_p.
483 (expand_omp_for_static_nochunk): Likewise.
484 (expand_omp_for_static_chunk): Add forgotten cond_var bump that was
485 probably moved over into expand_omp_for_generic rather than being copied
488 2019-06-04 Martin Liska <mliska@suse.cz>
490 * value-prof.c (dump_histogram_value): Fix typo.
491 (gimple_mod_subtract_transform): Likewise.
493 2019-06-04 Richard Biener <rguenther@suse.de>
496 * tree-chrec.c (chrec_contains_symbols): Add to visited.
497 (tree_contains_chrecs): Likewise.
498 (chrec_contains_symbols_defined_in_loop): Move here and avoid
499 exponential behaivor from ...
500 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
502 (expression_expensive_p): Avoid exponential behavior and compute
503 expanded size, rejecting any expansion.
504 * tree-ssa-loop-ivopts.c (abnormal_ssa_name_p): Remove.
505 (idx_contains_abnormal_ssa_name_p): Likewise.
506 (contains_abnormal_ssa_name_p_1): New helper for walk_tree.
507 (contains_abnormal_ssa_name_p): Simplify and use
508 walk_tree_without_duplicates.
510 2019-06-04 Richard Biener <rguenther@suse.de>
512 PR tree-optimization/90738
514 2019-06-03 Richard Biener <rguenther@suse.de>
516 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
517 full reference tree and record in ref->ref.
518 (vn_reference_lookup_3): Pass in original ref to
519 ao_ref_init_from_vn_reference.
520 (vn_reference_lookup): Likewise.
521 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
522 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
523 Handle non-decl bases in the original reference.
525 2019-06-04 Martin Liska <mliska@suse.cz>
527 * ipa-icf.c (sem_item_optimizer::add_item_to_class): Count
528 number of references.
529 (sem_item_optimizer::do_congruence_step):
530 (sem_item_optimizer::worklist_push): Dump how references
532 (sem_item_optimizer::worklist_pop): Use heap.
533 (sem_item_optimizer::process_cong_reduction): Likewise.
534 * ipa-icf.h: Use fibonacci_heap insteam of std::list.
536 2019-06-04 Martin Liska <mliska@suse.cz>
538 * ipa-icf.h (struct sem_usage_pair_hash): New.
539 (sem_usage_pair_hash::hash): Likewise.
540 (sem_usage_pair_hash::equal): Likewise.
541 (struct sem_usage_hash): Likewise.
542 * ipa-icf.c (sem_item::sem_item): Initialize
544 (sem_item::add_reference): Register a reference
545 in ref_map and not in target->usages.
546 (sem_item::setup): Remove initialization of
548 (sem_item::~sem_item): Remove usage of dead vectors.
549 (sem_item::dump): Remove dump of references.
550 (sem_item_optimizer::sem_item_optimizer): Initialize
552 (sem_item_optimizer::read_section): Remove useless
554 (sem_item_optimizer::parse_funcs_and_vars): Likewise here.
555 (sem_item_optimizer::build_graph): Pass m_references
557 (sem_item_optimizer::verify_classes): Remove usage of dead
559 (sem_item_optimizer::traverse_congruence_split): Return true
560 when a class is split.
561 (sem_item_optimizer::do_congruence_step_for_index): Use
562 hash_map for look up of (sem_item *, index). That brings
563 significant speed up.
564 (sem_item_optimizer::do_congruence_step): Return true
565 when a split is done.
566 (congruence_class::is_class_used): Use referenced_by_count.
568 2019-06-04 Alan Modra <amodra@gmail.com>
571 * config/rs6000/rs6000.c (rs6000_call_aix): Correct r271753 merge
574 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
576 * config/rs6000/rs6000.h (MASK_MFPGPR): Delete.
577 * config/rs6000/rs6000.c (direct_move_p): Adjust.
578 (rs6000_secondary_reload_simple_move): Adjust.
579 (rs6000_opt_masks): Neuter the "mfpgpr" option.
580 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Adjust.
581 * config/rs6000/rs6000-cpus.def (ISA_2_5_MASKS_EMBEDDED): Adjust
584 * config/rs6000/rs6000.md (floatsi<mode>2_lfiwax): Adjust.
585 (floatunssi<mode>2_lfiwzx): Adjust.
586 (fix_trunc<mode>si2_stfiwx): Adjust.
587 (fixuns_trunc<mode>si2_stfiwx): Adjust.
588 * config/rs6000/rs6000.opt (mno-mfpgpr): New.
589 (mfpgpr): Mark as deprecated.
590 * doc/extend.texi (PowerPC Function Attributes): Delete mfpgpr.
591 (Basic PowerPC Built-in Functions Available on ISA 2.05): Adjust.
592 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete -mmfpgpr.
594 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
596 * config/rs6000/constraints.md (define_register_constraint "wg"):
598 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
599 RS6000_CONSTRAINT_wg.
600 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
601 (rs6000_init_hard_regno_mode_ok): Adjust.
602 * config/rs6000/rs6000.md (*mov<mode>_softfloat32, *movdi_internal64):
603 Delete "wg" alternatives.
604 * doc/md.texi (Machine Constraints): Adjust.
606 2019-06-03 Alan Modra <amodra@gmail.com>
608 * bb-reorder.c (copy_bb_p): Don't overflow size calculation.
609 (get_uncond_jump_length): Assert length less than INT_MAX and
612 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
615 * builtins.c (expand_builtin_longjmp): Add frame clobbers and schedule
617 (expand_builtin_nonlocal_goto): Likewise.
619 2019-06-03 Szabolcs Nagy <szabolcs.nagy@arm.com>
621 * config/aarch64/aarch64-protos.h (aarch64_asm_output_alias): Declare.
622 (aarch64_asm_output_external): Declare.
623 * config/aarch64/aarch64.c (aarch64_asm_output_variant_pcs): New.
624 (aarch64_declare_function_name): Call aarch64_asm_output_variant_pcs.
625 (aarch64_asm_output_alias): New.
626 (aarch64_asm_output_external): New.
627 * config/aarch64/aarch64.h (ASM_OUTPUT_DEF_FROM_DECLS): Define.
628 (ASM_OUTPUT_EXTERNAL): Define.
630 2019-06-03 Aldy Hernandez <aldyh@redhat.com>
631 * tree-vrp.h (value_range_base::nonzero_p): New.
632 (value_range_base::set_nonnull): Rename to...
633 (value_range_base::set_nonzero): ...this.
634 (value_range_base::set_null): Rename to...
635 (value_range_base::set_zero): ...this.
636 (value_range::set_nonnull): Remove.
637 (value_range::set_null): Remove.
638 * tree-vrp.c (range_is_null): Remove.
639 (range_is_nonnull): Remove.
640 (extract_range_from_binary_expr): Use value_range_base::*zero_p
641 instead of range_is_*null.
642 (extract_range_from_unary_expr): Same.
643 (value_range_base::set_nonnull): Rename to...
644 (value_range_base::set_nonzero): ...this.
645 (value_range::set_nonnull): Remove.
646 (value_range_base::set_null): Rename to...
647 (value_range_base::set_zero): ...this.
648 (value_range::set_null): Remove.
649 (extract_range_from_binary_expr): Rename set_*null uses to
651 (extract_range_from_unary_expr): Same.
652 (union_helper): Same.
653 * vr-values.c (get_value_range): Use set_*zero instead of
655 (vr_values::extract_range_from_binary_expr): Same.
656 (vr_values::extract_range_basic): Same.
658 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
661 * opts.c (parse_and_check_align_values): Allow 4 alignment values.
663 2019-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
665 * config/aarch64/iterators.md (MAX_OPP): New code attr.
666 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Rename to...
667 (aarch64_<su>abd<mode>_3): ... This.
668 (<sur>sadv16qi): Add TARGET_DOTPROD expansion.
670 2019-06-03 Richard Biener <rguenther@suse.de>
672 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
673 full reference tree and record in ref->ref.
674 (vn_reference_lookup_3): Pass in original ref to
675 ao_ref_init_from_vn_reference.
676 (vn_reference_lookup): Likewise.
677 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
678 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
679 Handle non-decl bases in the original reference.
681 2019-06-03 Martin Liska <mliska@suse.cz>
683 * doc/generic.texi: Remove Java Trees.
685 2019-06-03 Martin Liska <mliska@suse.cz>
687 * fold-const.c (operand_equal_p): Fix typo as compare_tree_int
688 returns 0 when operands are equal.
690 2019-06-03 Richard Biener <rguenther@suse.de>
692 PR tree-optimization/90716
693 * tree-loop-distribution.c (destroy_loop): Process blocks in
696 2019-06-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
699 * vector-builder.h (vector_builder::count_dups): New method.
700 * config/aarch64/aarch64-protos.h (aarch64_expand_sve_vector_init):
702 * config/aarch64/aarch64/sve.md (aarch64_sve_rev64<mode>): Use @.
703 (vec_init<mode><Vel>): New pattern.
704 * config/aarch64/aarch64.c (emit_insr): New function.
705 (aarch64_sve_expand_vector_init_handle_trailing_constants): Likewise.
706 (aarch64_sve_expand_vector_init_insert_elems): Likewise.
707 (aarch64_sve_expand_vector_init_handle_trailing_same_elem): Likewise.
708 (aarch64_sve_expand_vector_init): Define two overloaded functions.
710 2019-06-03 Alejandro Martinez <alejandro.martinezvicente@arm.com>
712 PR tree-optimization/90681
713 * internal-fn.c (mask_load_direct): Mark as non-vectorizable again.
714 * tree-vect-slp.c (vect_build_slp_tree_1): Add masked loads as a
715 special case for SLP, but fail on non-groupped loads.
717 2019-06-03 Martin Liska <mliska@suse.cz>
719 * cfg.c (debug): Use TDF_DETAILS for debug and
720 print edge info only once.
722 2019-06-02 Thomas Koenig <tkoenig@gcc.gnu.org>
725 * predict.def (PRED_FORTRAN_CONTIGUOUS): New predictor.
727 2019-06-01 Martin Sebor <msebor@redhat.com>
730 * tree-pretty-print.c (dump_generic_node): Add parentheses.
732 2019-05-31 Jan Hubicka <jh@suse.cz>
734 * alias.c: Include ipa-utils.h.
735 (get_alias_set): Try to complete ODR type via ODR type hash lookup.
736 * ipa-devirt.c (prevailing_odr_type): New.
737 * ipa-utils.h (previaling_odr_type): Declare.
739 2019-05-31 H.J. Lu <hongjiu.lu@intel.com>
740 Hongtao Liu <hongtao.liu@intel.com>
743 * config/i386/i386-features.c (rest_of_insert_endbranch): Remove
744 NOTE_INSN_DELETED_LABEL check.
746 2019-05-31 Prachi Godbole <prachi.godbole@imgtec.com>
747 Robert Suchanek <robert.suchanek@mips.com>
749 * config/mips/mips.c (mips_expand_builtin_insn): Swap the 1st
750 and 3rd operands of the fmadd/fmsub/maddv builtin.
752 2019-05-31 Jakub Jelinek <jakub@redhat.com>
754 * tree.h (OMP_CLAUSE__CONDTEMP__ITER): Define.
755 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
756 on OMP_SIMD if not nested inside of worksharing loop that also has
757 lastprivate conditional clause for the same decl.
758 (gimplify_omp_for): Add _condtemp_ clauses to OMP_SIMD if needed.
759 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_ also
761 (lower_rec_input_clauses): Likewise. Handle lastprivate conditional
763 (lower_lastprivate_conditional_clauses): Handle lastprivate conditional
765 (lower_lastprivate_clauses): Likewise.
766 (lower_omp_sections): Call lower_lastprivate_conditional_clauses before
767 calling lower_rec_input_clauses.
768 (lower_omp_for): Likewise.
769 (lower_omp_1): Use first rather than second OMP_CLAUSE__CONDTEMP_
770 clause on simd construct.
771 * omp-expand.c (expand_omp_simd): Initialize cond_var if
772 OMP_CLAUSE__CONDTEMP_ clause is present.
774 * omp-low.c (lower_rec_simd_input_clauses): Set TREE_THIS_NOTRAP on
777 2019-05-31 Xiong Hu Luo <luoxhu@linux.ibm.com>
780 * c-format.c (print_char_table, scanf_char_table): Replace BADLEN with
781 TEX_D32, TEX_D64 or TEX_D128.
783 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
785 * match.pd (~(vec?cst1:cst2)): New transformation.
787 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
789 * match.pd (X/[ex]D<Y/[ex]D): Handle negative denominator.
790 ((size_t)(A /[ex] B) CMP C): New transformation.
792 2019-05-31 Richard Sandiford <richard.sandiford@arm.com>
794 * doc/md.texi: Document define_insn_and_rewrite.
795 * rtl.def (DEFINE_INSN_AND_REWRITE): New rtx code.
796 * gensupport.c (queue_elem): Update comment.
797 (replace_operands_with_dups): New function.
798 (gen_rewrite_sequence): Likewise.
799 (process_rtx): Handle DEFINE_INSN_AND_REWRITE.
800 * read-rtl.c (apply_subst_iterator): Likewise.
801 (add_condition_to_rtx, named_rtx_p): Likewise.
802 (rtx_reader::read_rtx_operand): Likewise.
803 * config/aarch64/aarch64-sve.md
804 (while_ult<GPI:mode><PRED_ALL:mode>_cc): Rename to...
805 (*while_ult<GPI:mode><PRED_ALL:mode>_cc): ...this and use
806 define_insn_and_rewrite.
807 (*cond_<optab><mode>_any): Turn into define_insn_and_rewrites.
808 Remove separate define_split.
810 2019-05-31 Jan Hubicka <jh@suse.cz>
812 * tree-ssa-alias.c (type_has_components_p): New function.
813 (aliasing_component_refs_p): Use it.
815 2019-05-31 Martin Liska <mliska@suse.cz>
817 * gdbhooks.py: Add const_tree to TreePrinter.
819 2019-05-31 Thomas De Schampheleire <thomas.de_schampheleire@nokia.com>
822 * common.opt (feliminate-unused-debug-symbols): Enable by default.
823 * doc/invoke.texi (Debugging Options): Document new default of
824 -feliminate-unused-debug-symbols and remove restriction to 'stabs'.
826 2019-05-31 Jakub Jelinek <jakub@redhat.com>
828 PR tree-optimization/90671
829 * tree-ssa-threadupdate.c (ssa_create_duplicates): If
830 template_block used to be empty on the first call, don't use
831 gsi_split_seq_after and gsi_insert_seq_after, but remember whole
832 seq with bb_seq and set it with set_bb_seq.
834 2019-05-31 Iain Sandoe <iain@sandoe.co.uk>
836 * config/i386/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
838 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
839 Michael Meissner <meissner@linux.ibm.com>
841 * config/rs6000/predicates.md (pcrel_address): New define_predicate.
842 (prefixed_mem_operand): Likewise.
843 (non_prefixed_mem_operand): Likewise.
844 * config/rs6000/rs6000-protos.h (rs6000_prefixed_address): New
846 * config/rs6000/rs6000.c (print_operand_address): Handle
847 PC-relative addresses.
848 (mode_supports_prefixed_address_p): New function.
849 (rs6000_prefixed_address): New function.
850 * config/rs6000/rs6000.h (SYMBOL_FLAG_PCREL): New #define.
851 (SYMBOL_REF_PCREL_P): Likewise.
853 2019-05-30 Jakub Jelinek <jakub@redhat.com>
855 * gimplify.c (enum gimplify_omp_var_data): Add GOVD_CONDTEMP.
856 (gimplify_adjust_omp_clauses_1): Handle GOVD_CONDTEMP.
857 (gimplify_omp_for): If worksharing loop with lastprivate conditional
858 is nested inside of parallel region, add _condtemp_ clause to both.
859 * tree-nested.c (convert_nonlocal_omp_clauses,
860 convert_local_omp_clauses): Ignore OMP_CLAUSE__CONDTEMP_ instead of
862 * omp-general.h (struct omp_for_data): Add have_pointer_condtemp
864 * omp-general.c (omp_extract_for_data): Compute it.
865 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_.
866 (lower_rec_input_clauses): Likewise.
867 (lower_lastprivate_conditional_clauses): If OMP_CLAUSE__CONDTEMP_
868 clause is already present, just add one further one after it.
869 (lower_lastprivate_clauses): Handle cond_ptr with array type.
870 (lower_send_shared_vars): Clear _condtemp_ vars.
871 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle target data like critical
872 or section or taskgroup.
873 * omp-expand.c (determine_parallel_type): Disallow combining only if
874 first OMP_CLAUSE__CONDTEMP_ has pointer type. Disallow combining
875 of parallel sections if OMP_CLAUSE__CONDTEMP_ is present.
876 (expand_omp_for_generic, expand_omp_for_static_nochunk,
877 expand_omp_for_static_chunk, expand_omp_for): Use
878 fd->have_pointer_condtemp instead of fd->lastprivate_conditional to
879 determine if a special set of API routines are needed and if condtemp
880 needs to be initialized, while always initialize cond_var if
881 fd->lastprivate_conditional is non-zero.
883 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
884 Michael Meissner <meissner@linux.ibm.com>
886 * config/rs6000/constraints.md (eI): New constraint.
887 * config/rs6000/predicates.md (cint34_operand): New predicate.
888 * config/rs6000/rs6000.h (SIGNED_16BIT_OFFSET_P): New #define.
889 (SIGNED_34BIT_OFFSET_P): Likewise.
890 * doc/md.texi (eI): Document constraint.
892 2019-05-30 Sylvia Taylor <sylvia.taylor@arm.com>
894 * config/aarch64/aarch64-sve.md (*fabd<mode>3): New.
896 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
897 Michael Meissner <meissner@linux.ibm.com>
899 * rs6000-cpus.def (OTHER_FUSION_MASKS): New #define.
900 (ISA_3_0_MASKS_SERVER): Mask off OTHER_FUSION_MASKS.
901 (ISA_3_0_MASKS_IEEE): Remove OPTION_MASK_DIRECT_MOVE.
902 (ISA_FUTURE_MASKS_SERVER): Add OPTION_MASK_PREFIXED_ADDR.
903 (OTHER_FUTURE_MASKS): Likewise.
904 (POWERPC_MASKS): Likewise.
905 * rs6000.c (rs6000_option_override_internal): Error if -mpcrel is
906 specified without -mprefixed-addr or -mcpu=future. Error if
907 -mprefixed-addr is specified without -mcpu=future.
908 (rs6000_opt_masks): Add entry for prefixed-addr.
909 * rs6000.opt (mprefixed-addr): New option.
911 2019-05-30 Sam Tebbs <sam.tebbs@arm.com>
913 * aarch64/aarch64.c (aarch64_post_cfi_startproc): Add
914 cfun->is_thunk check.
916 2019-05-30 Jakub Jelinek <jakub@redhat.com>
918 * tree-predcom.c (is_inv_store_elimination_chain): Fix a typo - lenght
921 2019-05-30 Martin Liska <mliska@suse.cz>
923 * gdbinit.in: Fix 'ptc' command. Add trt
924 that prints TREE_TYPE($).
926 2019-05-29 Bill Schmidt <wschmidt@linux.ibm.com>
927 Alan Modra <amodra@gmail.com>
929 * config/rs6000/rs6000.c (rs6000_call_template_1): Handle pcrel
931 (rs6000_indirect_call_template_1): ...and here.
932 (rs6000_pltseq_template): Handle plt_pcrel34. Rework tocsave,
933 plt16_ha, plt16_lo, mtctr indirect calls. Use
935 (rs6000_decl_ok_for_sibcall): New function.
936 (rs6000_function_ok_for_sibcall): Refactor.
937 (rs6000_longcall_ref): Use UNSPEC_PLT_PCREL when pcrel.
938 (rs6000_call_aix): Don't emit toc restore rtl for indirect calls
939 when pcrel. Reorganize.
940 (rs6000_sibcall_aix): Don't add r2 to function usage when pcrel.
941 * rs6000.h (rs6000_pltseq_enum): New enum.
942 * rs6000.md (UNSPEC_PLT_PCREL): New unspec.
943 (*pltseq_tocsave): Use rs6000_pltseq_enum.
944 (*pltseq_plt16_ha): Likewise.
945 (*pltseq_plt16_lo): Likewise.
946 (*pltseq_mtctr): Likewise.
947 (*pltseq_plt_pcrel): New insn.
948 (*call_local_aix): Handle @notoc calls.
949 (*call_value_local_aix): Likewise.
950 (*call_nonlocal_aix): Adjust lengths for pcrel calls.
951 (*call_value_nonlocal_aix): Likewise.
952 (*call_indirect_pcrel): New insn.
953 (*call_value_indirect_pcrel): Likewise.
956 2019-05-29 Uroš Bizjak <ubizjak@gmail.com>
958 * config/i386/sse.md (*save_multiple<mode>): Rename from
960 (*restore_multiple<mode>): Rename from restore_multiple<mode>.
961 (*restore_multiple_and_return<mode>): Rename from
962 restore_multiple_and_return<mode>.
963 (*restore_multiple_leave_return<mode>): Rename from
964 restore_multiple_leave_return<mode>.
966 2019-05-29 Yoshinori Sato <ysato@users.sourceforge.jp>
968 * config.gcc (rx-*-linux*): New target.
969 * config/rx/elf.opt: New file.
970 * config/rx/linux.h: Likewise.
971 * config/rx/t-linux: Likewise.
972 * config/rx/rx.c (TARGET_SAVE_ACC_REGISTER): If not defined,
974 * config/rx/rx.h (ASM_APP_ON): Allow to be overridden.
975 (ASM_APP_OFF): Likewise.
976 * config/rx/rx.opt: Drop -msim and -mas100-syntax, they were
979 2019-05-29 Jan Hubicka <jh@suse.cz>
981 * tree-ssa-alias.c (same_type_for_tbaa): Return ture if main
982 variants are pointer equivalent.
984 2019-05-29 Alejandro Martinez <alejandro.martinezvicente@arm.com>
986 * config/aarch64/aarch64-c.c: Added TARGET_SVE2.
987 * config/aarch64/aarch64-sve2.md: New file.
988 (<u>avg<mode>3_floor): New pattern.
989 (<u>avg<mode>3_ceil): Likewise.
990 (*<sur>h<addsub><mode>): Likewise.
991 * config/aarch64/aarch64.h: Added AARCH64_ISA_SVE2 and TARGET_SVE2.
992 * config/aarch64/aarch64.md: Include aarch64-sve2.md.
994 2019-05-29 Jakub Jelinek <jakub@redhat.com>
997 * optc-save-gen.awk: In cl_optimization_print, use correct condition
998 for var_opt_string printing. In cl_optimization_print_diff, print
999 (null) instead of invoking undefined behavior if one of the
1000 var_opt_string pointers is NULL and use && instead of first || in the
1001 guarding condition. For var_target_other options, handle const char *
1002 target variables similarly to const char * optimize node variables.
1004 2019-05-29 Sam Tebbs <sam.tebbs@arm.com>
1006 * config/aarch64/aarch64-builtins.c (aarch64_builtins): Add
1007 AARCH64_PAUTH_BUILTIN_AUTIB1716 and AARCH64_PAUTH_BUILTIN_PACIB1716.
1008 * config/aarch64/aarch64-builtins.c (aarch64_init_pauth_hint_builtins):
1009 Add autib1716 and pacib1716 initialisation.
1010 * config/aarch64/aarch64-builtins.c (aarch64_expand_builtin): Add checks
1011 for autib1716 and pacib1716.
1012 * config/aarch64/aarch64-protos.h (aarch64_key_type,
1013 aarch64_post_cfi_startproc): Define.
1014 * config/aarch64/aarch64-protos.h (aarch64_ra_sign_key): Define extern.
1015 * config/aarch64/aarch64.c (aarch64_handle_standard_branch_protection,
1016 aarch64_handle_pac_ret_protection): Set default sign key to A.
1017 * config/aarch64/aarch64.c (aarch64_expand_epilogue,
1018 aarch64_expand_prologue): Add check for b-key.
1019 * config/aarch64/aarch64.c (aarch64_ra_sign_key,
1020 aarch64_post_cfi_startproc, aarch64_handle_pac_ret_b_key): Define.
1021 * config/aarch64/aarch64.h (TARGET_ASM_POST_CFI_STARTPROC): Define.
1022 * config/aarch64/aarch64.c (aarch64_pac_ret_subtypes): Add "b-key".
1023 * config/aarch64/aarch64.md (unspec): Add UNSPEC_AUTIA1716,
1024 UNSPEC_AUTIB1716, UNSPEC_AUTIASP, UNSPEC_AUTIBSP, UNSPEC_PACIA1716,
1025 UNSPEC_PACIB1716, UNSPEC_PACIASP, UNSPEC_PACIBSP.
1026 * config/aarch64/aarch64.md (do_return): Add check for b-key.
1027 * config/aarch64/aarch64.md (<pauth_mnem_prefix>sp): Replace
1028 pauth_hint_num_a with pauth_hint_num.
1029 * config/aarch64/aarch64.md (<pauth_mnem_prefix>1716): Replace
1030 pauth_hint_num_a with pauth_hint_num.
1031 * config/aarch64/aarch64.opt (msign-return-address=): Deprecate.
1032 * config/aarch64/iterators.md (PAUTH_LR_SP): Add UNSPEC_AUTIASP,
1033 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
1034 * config/aarch64/iterators.md (PAUTH_17_16): Add UNSPEC_AUTIA1716,
1035 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716.
1036 * config/aarch64/iterators.md (pauth_mnem_prefix): Add UNSPEC_AUTIA1716,
1037 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716, UNSPEC_AUTIASP,
1038 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
1039 * config/aarch64/iterators.md (pauth_hint_num_a): Replace
1040 UNSPEC_PACI1716 and UNSPEC_AUTI1716 with UNSPEC_PACIA1716 and
1041 UNSPEC_AUTIA1716 respectively.
1042 * config/aarch64/iterators.md (pauth_hint_num_a): Rename to pauth_hint_num
1043 and add UNSPEC_PACIBSP, UNSPEC_AUTIBSP, UNSPEC_PACIB1716, UNSPEC_AUTIB1716.
1044 * doc/invoke.texi (-mbranch-protection): Add b-key type.
1045 * config/aarch64/aarch64-bti-insert.c (aarch64_pac_insn_p): Rename
1046 UNSPEC_PACISP to UNSPEC_PACIASP and UNSPEC_PACIBSP.
1048 2019-05-29 Jakub Jelinek <jakub@redhat.com>
1050 * gimplify.c (struct gimplify_omp_ctx): Add clauses member.
1051 (gimplify_scan_omp_clauses): Initialize ctx->clauses.
1052 (gimplify_adjust_omp_clauses_1): Transform lastprivate conditional
1053 explicit clause on combined parallel into implicit shared clause.
1054 (gimplify_adjust_omp_clauses): Move lastprivate conditional clause
1055 and firstprivate if the decl has one too from combined parallel to
1056 the worksharing construct.
1058 2019-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
1059 Michael Meissner <meissner@linux.ibm.com>
1061 * config/rs6000/rs6000-cpus.def (OTHER_FUTURES_MASK): New #define.
1063 2019-05-28 Michael Meissner <meissner@linux.ibm.com>
1065 * rtl.h (LABEL_REF_P): New #define.
1067 2019-05-28 John David Anglin <danglin@gcc.gnu.org>
1069 * config/pa/pa.c (hppa_profile_hook): Remove offset adjustment.
1071 2019-05-28 Alejandro Martinez <alejandro.martinezvicente@arm.com>
1073 * internal-fn.c: Marked mask_load_direct as vectorizable.
1074 * tree-data-ref.c (data_ref_compare_tree): Fixed comment typo.
1075 * tree-vect-data-refs.c (can_group_stmts_p): Allow masked loads to be
1076 combined even if masks different with allow_slp_p param.
1077 (vect_analyze_data_ref_accesses): Mark SLP only vectorizable groups.
1078 * tree-vect-loop.c (vect_dissolve_slp_only_groups): New function to
1079 dissolve SLP-only vectorizable groups when SLP has been discarded.
1080 (vect_analyze_loop_2): Call vect_dissolve_slp_only_groups when needed.
1081 * tree-vect-slp.c (vect_get_and_check_slp_defs): Check masked loads
1083 (vect_build_slp_tree_1): Fixed comment typo.
1084 (vect_build_slp_tree_2): Include masks from masked loads in SLP tree.
1085 * tree-vect-stmts.c (vectorizable_load): Allow vectorizaion of masked
1087 * tree-vectorizer.h (_stmt_vec_info): Added flag for SLP-only
1089 * tree-vectorizer.c (vec_info::new_stmt_vec_info): Likewise.
1091 2019-05-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1093 * config/alpha/alpha.c [TARGET_ABI_OSF] (alpha_output_mi_thunk_osf):
1094 Remove obsolete use_thunk reference.
1095 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
1096 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
1097 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
1098 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
1099 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
1100 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
1101 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1102 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
1103 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
1105 2019-05-28 Nathan Sidwell <nathan@acm.org>
1107 * tree.h (IDENTIFIER_ANON_P): New.
1108 (anon_aggrname_format, anon_aggname_p): Don't declare.
1109 (make_anon_name): Declare.
1110 * lto-streamer-out.c (DFS::DFS_write_tree_body): Use IDENTIFIER_ANON_P.
1111 (hash_tree): Likewise.
1112 * tree-streamer-out.c (write_ts_decl_minimal_tree): Likewise.
1113 * tree.c (anon_aggrname_p, anon_aggrname_format): Delete.
1114 (anon_cnt, make_anon_name): New.
1116 2019-05-28 Martin Liska <mliska@suse.cz>
1119 * opts-global.c (decode_options): Print help for all
1120 help_option_arguments.
1121 * opts.c (print_help): Add new argument.
1122 (common_handle_option): Remember all values into
1123 help_option_arguments.
1124 * opts.h (print_help): Add new argument.
1126 2019-05-28 Martin Liska <mliska@suse.cz>
1129 * ipa-icf-gimple.c (func_checker::compare_loops): New function.
1130 * ipa-icf-gimple.h (func_checker::compare_loops): Likewise.
1131 (func_checker::compare_bb): Call compare_loops.
1133 2019-05-27 Jakub Jelinek <jakub@redhat.com>
1135 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
1136 on sections construct.
1137 * omp-low.c (lower_lastprivate_conditional_clauses): Handle sections
1139 (lower_omp_sections): Handle lastprivate conditional.
1140 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle sections construct with
1141 lastprivate_conditional_map.
1142 * omp-expand.c (expand_omp_sections): Handle lastprivate conditional.
1144 * omp-low.c (lower_omp_1) <case GIMPLE_ASSIGN>: Look through ordered,
1145 critical, taskgroup and section regions when looking for a region
1146 with non-NULL lastprivate_conditional_map.
1148 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
1150 * config/i386/i386.c (ix86_gen_add3): Remove indirect function.
1151 (*ix86_gen_sub3): Ditto.
1152 (*ix86_gen_sub3_carry): Ditto.
1153 (*ix86_gen_one_cmpl2): Ditto.
1154 (*ix86_gen_andsp): Ditto.
1155 (ix86_init_large_pic_reg): Use gen_add2_insn instead of ix86_gen_add3.
1156 (gen_and2_insn): New static function.
1157 (ix86_expand_prologue): Use gen_and2_insn instead of ix86_gen_andsp.
1158 Use gen_add3_insn instead of ix86_gen_add3.
1159 (ix86_expand_split_stack_prologue): Use gen_add2_insn
1160 instead of ix86_gen_add3.
1161 (legitimize_tls_address): Use gen_add2_insn instead of ix86_gen_add3.
1162 Use gen_sub3_insn instead of ix86_gen_sub3.
1163 * config/i386-expand.c (ix86_split_long_move): Use gen_add2_insn
1164 instead of ix86_gen_add3.
1165 (ix86_expand_strlensi_unroll_1): Use gen_add2_insn instead of
1166 ix86_gen_add3. Use gen_sub3_insn instead of ix86_gen_sub3.
1167 (construct_plt_address): Use gen_add2_insn instead of ix86_gen_add3.
1168 * config/i386/i386-options.c (ix86_option_override_internal):
1169 Do not initialize ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
1170 ix86_gen_one_cmpl2 and ix86_gen_andsp.
1172 2019-05-27 Eric Botcazou <ebotcazou@adacore.com>
1174 * dwarf2out.c (resolve_args_picking_1): Deal with DW_OP_GNU_addr_index
1175 and DW_OP_GNU_const_index opcodes.
1177 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
1179 * config/i386/i386.h (STACK_SIZE_MODE): Define.
1181 2019-05-27 Richard Biener <rguenther@suse.de>
1183 PR tree-optimization/90637
1184 * tree-ssa-sink.c (statement_sink_location): Honor the
1185 computed sink location for single-uses.
1187 2019-05-27 Richard Biener <rguenther@suse.de>
1190 * match.pd (vec_perm): Avoid clobbering op0 when not generating
1193 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1195 * config/i386/i386.md (@sub<mode>3_carry): Rename
1196 from sub<mode>3_carry.
1197 (@leave_<mode>): New expander.
1198 (*leave): Rename from leave.
1199 (*leave_rex64): Rename from leave_rex64.
1200 (@monitorx_<mode>): Rename from monitorx_<mode>.
1201 (@clzero_<mode>): Rename from clzero_<mode>.
1202 * config/i386/sse.md (@sse3_monitor_<mode>): Rename
1203 from sse3_monitor_<mode>.
1204 * config/i386/i386.c (ix86_gen_sub3_carry): Remove indirect function.
1205 (*ix86_gen_leave): Ditto.
1206 (*ix86_gen_monitor): Ditto.
1207 (*ix86_gen_monitorx): Ditto.
1208 (*ix86_gen_clzero): Ditto.
1209 (ix86_emit_leave): Use gen_leave instead of ix86_gen_leave.
1210 * config/i386/i386-expand.c (ix86_expand_strlensi_unroll_1):
1211 Use gen_sub3_carry instead of ix86_gen_sub3_carry.
1212 (ix86_expand_builtin) <case IX86_BUILTIN_MONITOR>:
1213 Use gen_sse3_monitor instead of ix86_gen_monitor.
1214 <case IX86_BUILTIN_MONITORX>: Use gen_monitorx
1215 instead of ix86_gen_monitorx.
1216 <case IX86_BUILTIN_CLZERO>: Use gen_clzero
1217 instead of ix86_gen_clzero.
1218 * config/i386/i386-options.c (ix86_option_override_internal):
1219 Do not initialize ix86_gen_leave, ix86_gen_sub3_carry,
1220 ix86_gen_monitor, ix86_gen_monitorx and ix86_gen_clzero.
1222 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1224 * config/i386/i386.md (@tls_global_dynamic_64_<mode>):
1225 Rename from tls_global_dynamic_64_<mode>.
1226 (@tls_local_dynamic_base_64_<mode>): Rename from
1227 tls_local_dynamic_base_64_<mode>.
1228 * config/i386/i386.c (*ix86_gen_tls_global_dynamic_64):
1229 Remove indirect function.
1230 (*ix86_gen_tls_local_dynamic_base_64): Ditto.
1231 (legitimize_tls_address): Use gen_tls_global_dynamic_64 function
1232 instead of ix86_gen_tls_global_dynamic_64.
1233 Use gen_tls_local_dynamic_base_64 instead of
1234 ix86_gen_tls_local_dynamic_base_64.
1235 * config/i386/i386-options.c (ix86_option_override_internal):
1236 Do not initialize ix86_gen_tls_global_dynamic_64 and
1237 ix86_gen_tls_local_dynamic_base_64.
1239 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1241 * config/i386/i386.md (@pro_epilogue_adjust_stack_add_<mode>)
1242 Rename from pro_epilogue_adjust_stack_<mode>_add.
1243 (@pro_epilogue_adjust_stack_sub_<mode>)
1244 Rename from pro_epilogue_adjust_stack_<mode>_sub.
1245 (@allocate_stack_worker_probe_<mode>):
1246 Rename from allocate_stack_worker_probe_<mode>.
1247 (allocate_stack): Use gen_allocate_stack_worker_probe.
1248 (probe_stack): Use gen_probe_stack_1.
1249 (@probe_stack_1_<mode>): Rename from probe_stack_<mode>.
1250 (@adjust_stack_and_probe_<mode>): Rename from
1251 adjust_stack_and_probe<mode>.
1252 (@probe_stack_range_<mode>): Rename from probe_stack_range<mode>.
1253 (stack_protect_set): Use gen_stack_protect_set_1.
1254 (@stack_protect_set_1_<mode>): Rename from stack_protect_set_<mode>.
1255 (stack_protect_test): Use gen_stack_protect_test_1.
1256 (@stack_protect_test_1_<mode>): Rename from stack_protect_test_<mode>.
1257 * config/i386/i386.c (*ix86_gen_allocate_stack_worker):
1258 Remove indirect function.
1259 (*ix86_gen_adjust_stack_and_probe): Ditto.
1260 (*ix86_gen_probe_stack_range): Ditto.
1261 (pro_epilogue_adjust_stack): Use gen_pro_epilogue_adjust_stack_add
1262 instead of gen_pro_epilogue_adjust_stack_{si,di}_add.
1263 (ix86_adjust_stack_and_probe_stack_clash): Use
1264 gen_adjust_stack_and_probe instead of ix86_gen_adjust_stack_and_probe.
1265 (ix86_adjust_stack_and_probe): Ditto.
1266 (ix86_emit_probe_stack_range): Use gen_probe_stack_range instead
1267 of ix86_gen_probe_stack_range.
1268 (ix86_expand_prologue): Use gen_pro_epilogue_adjust_stack_sub
1269 instead of gen_pro_epilogue_adjust_stack_{si,di}_sub.
1270 * config/i386/x86-tune-sched.c (ix86_macro_fusion_pair_p):
1271 Include insn-opinit.h. Use code_for_stack_protect_test_1 instead of
1272 CODE_FOR_stack_protect_test_{si,di}.
1273 * config/i386/i386-options.c (ix86_option_override_internal):
1274 Do not initialize ix86_gen_allocate_stack_worker,
1275 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
1277 2019-05-26 Gerald Pfeifer <gerald@pfeifer.com>
1279 * doc/invoke.texi (Link Options): Many editorial changes around
1282 2019-05-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1284 * doc/invoke.texi (x86 Options, -mvect8-ret-in-mem): Remove
1285 pre-Solaris 11 referene and most Studio compiler details.
1287 2019-05-24 John David Anglin <danglin@gcc.gnu.org>
1290 * config/pa/pa.c (pa_can_change_mode_class): Accept mode changes from
1291 DImode to SImode in floating-point registers on 64-bit target.
1292 * config/pa/pa.md (umulsidi3): Change nonimmediate_operand to
1293 register_operand in xmpyu patterns.
1295 2019-05-24 Jakub Jelinek <jakub@redhat.com>
1297 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__CONDTEMP_.
1298 * tree.h (OMP_CLAUSE_DECL): Use OMP_CLAUSE__CONDTEMP_ instead of
1299 OMP_CLAUSE__REDUCTEMP_.
1300 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add
1301 OMP_CLAUSE__CONDTEMP_.
1302 (walk_tree_1): Handle OMP_CLAUSE__CONDTEMP_.
1303 * tree-pretty-print.c (dump_omp_clause): Likewise.
1304 * tree-nested.c (convert_nonlocal_omp_clauses,
1305 convert_local_omp_clauses): Likewise.
1306 * gimplify.c (enum gimplify_omp_var_data): Use hexadecimal constants
1307 instead of decimal. Add GOVD_LASTPRIVATE_CONDITIONAL.
1308 (gimplify_scan_omp_clauses): Don't reject lastprivate conditional
1310 (gimplify_omp_for): Warn and disable conditional modifier from
1311 lastprivate on loop iterators.
1312 * omp-general.h (struct omp_for_data): Add lastprivate_conditional
1314 * omp-general.c (omp_extract_for_data): Initialize it.
1315 * omp-low.c (struct omp_context): Add lastprivate_conditional_map
1317 (delete_omp_context): Delete it.
1318 (lower_lastprivate_conditional_clauses): New function.
1319 (lower_lastprivate_clauses): Add BODY_P and CSTMT_LIST arguments,
1320 handle lastprivate conditional clauses.
1321 (lower_reduction_clauses): Add CLIST argument, emit it into
1322 the critical section if any.
1323 (lower_omp_sections): Adjust lower_lastprivate_clauses and
1324 lower_reduction_clauses callers.
1325 (lower_omp_for_lastprivate): Add CLIST argument, pass it through
1326 to lower_lastprivate_clauses.
1327 (lower_omp_for): Call lower_lastprivate_conditional_clauses, adjust
1328 lower_omp_for_lastprivate and lower_reduction_clauses callers, emit
1329 clist into a critical section if not emitted there already by
1330 lower_reduction_clauses.
1331 (lower_omp_taskreg, lower_omp_teams): Adjust lower_reduction_clauses
1333 (lower_omp_1): Handle GIMPLE_ASSIGNs storing into lastprivate
1334 conditional variables.
1335 * omp-expand.c (determine_parallel_type): Punt if OMP_CLAUSE__CONDTEMP_
1337 (expand_omp_for_generic, expand_omp_for_static_nochunk,
1338 expand_omp_for_static_chunk): Handle lastprivate conditional.
1339 (expand_omp_for): Handle fd.lastprivate_conditional like
1342 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
1344 * config/gcn/gcn-run.c (main): Set a non-zero return value if the
1345 kernel does not exit cleanly.
1346 * config/gcn/gcn.md (gcn_return): Insert s_waitcnt before s_dcache_wb.
1348 2019-05-24 Jason Merrill <jason@redhat.com>
1351 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
1353 2019-05-24 Richard Biener <rguenther@suse.de>
1356 * tree-loop-distribution.c (struct partition): Add location
1358 (partition_alloc): Initialize all fields.
1359 (generate_memset_builtin): Use the location recorded in the
1360 partition for the generated call.
1361 (generate_memcpy_builtin): Likewise.
1362 (classify_partition): Record the location of a single store
1363 as location for the partition.
1365 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
1367 * config/gcn/gcn.c (gcn_expand_prologue): Use gen_addsi3_scalar_carry
1370 2019-05-24 Matthew Malcomson <matthew.malcomson@arm.com>
1373 * common/config/aarch64/aarch64-common.c
1374 (aarch64_rewrite_selected_cpu): Change local temporary variable
1375 type from unsigned long to uint64_t.
1376 * config/aarch64/aarch64-protos.h (aarch64_parse_extension,
1377 aarch64_get_extension_string_for_isa_flags): Change declaration to
1378 match new definition by replacing unsigned long with uint64_t.
1380 2019-05-24 Jakub Jelinek <jakub@redhat.com>
1383 * config/i386/x86-tune-sched.c (ix86_macro_funsion_pair_p): Call
1384 gen_attr_type just once instead of 4-7 times. Formatting fixes.
1385 Handle stack_protect_test_<mode> codegen similarly to corresponding
1388 2019-05-23 Iain Sandoe <iain@sandoe.co.uk>
1390 * config/i386/darwin.h: Reject -mfentry*.
1391 * doc/sourcebuild.texi: Document mfentry target support.
1393 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1395 * config/rs6000/rs6000.c (rs6000_global_entry_point_needed_p):
1396 Rename to rs6000_global_entry_point_prologue_needed_p. Return
1397 false for PC-relative functions.
1398 (rs6000_output_function_prologue): Change called function name to
1399 rs6000_global_entry_point_prologue_needed_p. Emit ".localentry
1400 name,1" for PC-relative functions.
1401 (rs6000_elf_declare_function_name): Change called function name to
1402 rs6000_global_entry_point_prologue_needed_p.
1404 2019-05-23 Uroš Bizjak <ubizjak@gmail.com>
1407 * config/i386/i386.c (gen_rtx_cost):
1408 Use ix86_tune_cost instead of ix86_cost.
1410 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1411 Michael Meissner <meissner@linux.ibm.com>
1412 Segher Boessenkool <segher@kernel.crashing.org>
1414 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): Add
1416 (POWERPC_MASKS): Add OPTION_MASK_PCREL.
1417 * config/rs6000/rs6000-protos.h (rs6000_pcrel_p): New prototype.
1418 (rs6000_fndecl_pcrel_p): Likewise.
1419 * config/rs6000/rs6000.c (rs6000_option_override_internal): Report
1420 error if -mpcrel is requested without -mcpu=future.
1421 (rs6000_opt_masks): Add entry for pcrel.
1422 (rs6000_fndecl_pcrel_p): New function.
1423 (rs6000_pcrel_p): Likewise.
1424 * config/rs6000/rs6000.opt (mpcrel): New option.
1425 * doc/invoke.texi: Document -mpcrel and -mno-pcrel.
1427 2019-05-23 Jan Hubicka <jh@suse.cz>
1428 Martin Liska <mliska@suse.cz>
1430 PR tree-optimization/90576
1431 * tree-ssa-alias.c (compare_sizes): Remove dead calls to
1433 (aliasing_component_refs_p): Fix three way size compare conditional;
1434 give up earlier in case we can not decide on equivalence.
1436 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1437 Michael Meissner <meissner@linux.ibm.com>
1438 Segher Boessenkool <segher@kernel.crashing.org>
1440 * config.gcc: Add future cpu.
1441 * config/rs6000/driver-rs6000.c (asm_names): Add future cpu.
1442 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): New
1444 (POWERPC_MASKS): Add OPTION_MASK_FUTURE.
1445 (RS6000_CPU): New instantiation for future cpu.
1446 * config/rs6000/rs6000-opts.h (enum processor_type): Add
1448 * config/rs6000/rs6000-string.c (expand_compare_loop): Treat
1449 PROCESSOR_FUTURE like PROCESSOR_POWER9 for now.
1450 * config/rs6000/rs6000-tables.opt: Regenerate.
1451 * config/rs6000/rs6000.c (rs6000_option_override_internal): Treat
1452 PROCESSOR_FUTURE similarly to PROCESSOR_POWER9 for now.
1453 (rs6000_machine_from_flags): Handle future cpu.
1454 (rs6000_reassociation_width): Treat PROCESSOR_FUTURE like
1455 PROCESSOR_POWER9 for now.
1456 (rs6000_adjust_cost): Likewise.
1457 (rs6000_issue_rate): Likewise.
1458 (rs6000_register_move_cost): Likewise.
1459 (rs6000_opt_masks): Add entry for future.
1460 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add future cpu.
1461 (MASK_FUTURE): New #define.
1462 * config/rs6000/rs6000.md (define_attr "cpu"): Add future cpu.
1463 * config/rs6000/rs6000.opt (mfuture): New target option.
1464 * doc/invoke.texi (mcpu): Add future cpu.
1466 2019-05-23 Martin Liska <mliska@suse.cz>
1469 * tree-ssa-uninit.c (value_sat_pred_p): The result of &
1470 operation points to a temporary (pointed via tree_to_wide_ref)
1471 that is out of scope after the &.
1473 2019-05-23 Jonathan Wakely <jwakely@redhat.com>
1476 * doc/extend.texi (Function Names): Add missing word.
1478 2019-05-23 Richard Biener <rguenther@suse.de>
1480 PR tree-optimization/88440
1481 * opts.c (default_options_table): Enable -ftree-loop-distribute-patterns
1483 * tree-loop-distribution.c (generate_memset_builtin): Fold the
1485 (generate_memcpy_builtin): Likewise.
1486 (distribute_loop): Pass in whether to only distribute patterns.
1487 (prepare_perfect_loop_nest): Also allow size optimization.
1488 (pass_loop_distribution::execute): When optimizing a loop
1489 nest for size allow pattern replacement.
1491 2019-05-23 Jakub Jelinek <jakub@redhat.com>
1494 * config/i386/i386.md (stack_protect_test_<mode>): Use sub instead
1497 2019-05-23 Martin Liska <mliska@suse.cz>
1500 * gimplify.c (gimplify_target_expr): Skip TREE_STATIC target
1501 expression similarly to gimplify_decl_expr.
1503 2019-05-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1505 * cse.c (cse_dump_path): s/dump_file/f.
1507 2019-05-22 David Malcolm <dmalcolm@redhat.com>
1510 * diagnostic-format-json.cc: Include "selftest.h".
1511 (json_from_expanded_location): Only add "file" key for non-NULL
1513 (json_from_location_range): Don't add "start" and "finish"
1514 children if they are UNKNOWN_LOCATION.
1515 (selftest::test_unknown_location): New selftest.
1516 (selftest::test_bad_endpoints): New selftest.
1517 (selftest::diagnostic_format_json_cc_tests): New function.
1518 * json.cc (json::object::get): New function.
1519 (selftest::test_object_get): New selftest.
1520 (selftest::json_cc_tests): Call it.
1521 * json.h (json::object::get): New decl.
1522 * selftest-run-tests.c (selftest::run_tests): Call
1523 selftest::diagnostic_format_json_cc_tests.
1524 * selftest.h (selftest::diagnostic_format_json_cc_tests): New
1527 2019-05-22 Kwok Cheung Yeung <kcy@codesourcery.com>
1528 Andrew Stubbs <amd@codesourcery.com>
1530 * config.gcc (gcc_cv_initfini_array): Set for AMD GCN.
1531 * config/gcn/gcn-run.c (init_array_kernel, fini_array_kernel): New.
1532 (kernel): Rename to...
1533 (main_kernel): ... this.
1534 (load_image): Load _init_array and _fini_array kernels.
1535 (run): Add argument for kernel to run.
1536 (main): Run init_array_kernel before main_kernel, and
1537 fini_array_kernel after.
1538 * config/gcn/gcn.c (gcn_handle_amdgpu_hsa_kernel_attribute): Allow
1539 amdgpu_hsa_kernel attribute on functions.
1540 (gcn_disable_constructors): Delete.
1541 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): Delete.
1542 * config/gcn/crt0.c (size_t): Define.
1543 (_init_array, _fini_array): New.
1544 (__preinit_array_start, __preinit_array_end,
1545 __init_array_start, __init_array_end,
1546 __fini_array_start, __fini_array_end): Declare weak references.
1548 2019-05-22 Andrew Stubbs <ams@codesourcery.com>
1550 * config/gcn/gcn.c (gcn_trampoline_init): Call "sorry" on GCN5.
1552 2019-05-22 Jason Merrill <jason@redhat.com>
1554 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
1556 2019-05-22 H.J. Lu <hongjiu.lu@intel.com>
1559 * config/i386/i386-options.c (ix86_init_machine_status): Set
1560 stack_frame_required to true.
1561 * config/i386/i386.c (ix86_get_frame_size): New function.
1562 (ix86_frame_pointer_required): Replace get_frame_size with
1563 ix86_get_frame_size.
1564 (ix86_compute_frame_layout): Likewise.
1565 (ix86_find_max_used_stack_alignment): Changed to void. Set
1566 stack_frame_required.
1567 (ix86_finalize_stack_frame_flags): Always call
1568 ix86_find_max_used_stack_alignment. Replace get_frame_size with
1569 ix86_get_frame_size.
1570 * config/i386/i386.h (machine_function): Add stack_frame_required.
1572 2019-05-22 Uroš Bizjak <ubizjak@gmail.com>
1574 * config/i386/sse.md (sse_cvtpi2ps): Use TARGET_MMX in insn condition.
1576 2019-05-22 Matthew Malcomson <matthew.malcomson@arm.com>
1578 * common/config/aarch64/aarch64-common.c
1579 (struct aarch64_option_extension, struct processor_name_to_arch,
1580 struct arch_to_arch_name, aarch64_parse_extension, opt_ext_cmp,
1581 aarch64_contains_opt,
1582 aarch64_get_extension_string_for_isa_flags): Change type of
1583 variables storing flags to uint64_t.
1584 * config/aarch64/aarch64-option-extensions.def (sve2, sve2-sm4,
1585 sve2-aes, sve2-sha3, bitperm): New optional SVE2 extension flags.
1586 * config/aarch64/aarch64.c (struct processor,
1587 aarch64_parse_arch, aarch64_parse_cpu, aarch64_validate_mcpu,
1588 aarch64_validate_march, aarch64_override_options,
1589 aarch64_option_print, aarch64_handle_attr_isa_flags,
1590 aarch64_declare_function_name, aarch64_start_file): Make flag
1592 * config/aarch64/aarch64.h (AARCH64_FL_SVE2, AARCH64_FL_SVE2_AES,
1593 AARCH64_FL_SVE2_SM4, AARCH64_FL_SVE2_SHA3,
1594 AARCH64_FL_SVE2_BITPERM): New macro feature flags.
1595 * config/aarch64/aarch64.opt (aarch64_isa_flags): Make uint64_t.
1596 * config/aarch64/driver-aarch64.c
1597 (struct aarch64_arch_extension, struct aarch64_core_data,
1598 struct aarch64_arch_driver_info, host_detect_local_cpu): Make
1599 flag variables uint64_t.
1600 * doc/invoke.texi: Add documentation for new arguments.
1602 2019-05-22 Richard Biener <rguenther@suse.de>
1604 * alias.c (ao_ref_from_mem): Move stack-slot sharing
1606 * emit-rtl.c (set_mem_attributes_minus_bitpos): ... here.
1608 2019-05-22 Martin Liska <mliska@suse.cz>
1611 * doc/extend.texi: Document the change.
1613 2019-05-22 Richard Biener <rguenther@suse.de>
1615 PR tree-optimization/90450
1616 * tree-ssa-loop-im.c (struct im_mem_ref): Add ref_decomposed.
1617 (mem_ref_hasher::equal): Check it.
1618 (mem_ref_alloc): Initialize it.
1619 (gather_mem_refs_stmt): Set it.
1621 2019-05-22 Richard Biener <rguenther@suse.de>
1623 * gimple-fold.c (arith_code_with_undefined_signed_overflow):
1625 (rewrite_to_defined_overflow): Handle rewriting ABS_EXPR
1628 2019-05-22 Alan Modra <amodra@gmail.com>
1630 * config/rs6000/rs6000.h (ASM_OPT_ANY): Define.
1631 (ASM_CPU_SPEC): Conditionally add -many.
1632 * config/rs6000/rs6000.c (rs6000_machine): New static var.
1633 (rs6000_machine_from_flags, emit_asm_machine): New functions..
1634 (rs6000_file_start): ..extracted from here, and modified to
1636 (rs6000_output_function_prologue): Emit .machine as necessary.
1637 * testsuite/gcc.target/powerpc/ppc32-abi-dfp-1.c: Don't use
1639 * testsuite/gcc.dg/vect/O3-pr70130.c: Disable default options
1640 added by check_vect_support_and_set_flags.
1641 * testsuite/gcc.dg/vect/pr48765.c: Likewise.
1642 * testsuite/gfortran.dg/vect/pr45714-b.f: Likewise.
1644 2019-05-22 Hans-Peter Nilsson <hp@axis.com>
1647 * ira-lives.c (process_bb_node_lives): Consider defs
1648 for a call insn to be die before the call, not after.
1650 * function.c (assign_parm_setup_block): Raise alignment of
1651 stacked parameter only for STRICT_ALIGNMENT targets.
1653 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1655 * config/rs6000/constraints.md (define_register_constraint "wz"):
1657 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1658 RS6000_CONSTRAINT_wz.
1659 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1660 (rs6000_init_hard_regno_mode_ok): Adjust.
1661 * config/rs6000/rs6000.md: Replace "wz" constraint by "d" with "p7".
1662 * doc/md.texi (Machine Constraints): Adjust.
1664 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1666 * config/rs6000/constraints.md (define_register_constraint "wl"):
1668 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1669 RS6000_CONSTRAINT_wl.
1670 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1671 (rs6000_init_hard_regno_mode_ok): Adjust.
1672 * config/rs6000/rs6000.md: Replace "wl" constraint by "d" with "p6".
1673 * doc/md.texi (Machine Constraints): Adjust.
1675 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1677 * config/rs6000/constraints.md (define_register_constraint "wm"):
1679 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1680 RS6000_CONSTRAINT_wm.
1681 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1682 (rs6000_init_hard_regno_mode_ok): Adjust.
1683 * config/rs6000/vsx.md: Replace "wm" constraint by "wa" with "p8v".
1684 * doc/md.texi (Machine Constraints): Adjust.
1686 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1688 * config/rs6000/constraints.md (define_register_constraint "wk"):
1690 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1691 RS6000_CONSTRAINT_wk.
1692 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1693 (rs6000_init_hard_regno_mode_ok): Adjust.
1694 * config/rs6000/rs6000.md: Replace "wk" constraint by "ws" with "p8v".
1695 * doc/md.texi (Machine Constraints): Adjust.
1697 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1699 * config/rs6000/constraints.md (define_register_constraint "wj"):
1701 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1702 RS6000_CONSTRAINT_wj.
1703 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1704 (rs6000_init_hard_regno_mode_ok): Adjust.
1705 * config/rs6000/rs6000.md: Replace "wj" constraint by "wi" with "p8v".
1707 * config/rs6000/vsx.md: Ditto.
1708 * doc/md.texi (Machine Constraints): Adjust.
1710 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1712 * config/rs6000/constraints.md (define_register_constraint "wh"):
1714 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1715 RS6000_CONSTRAINT_wh.
1716 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1717 (rs6000_init_hard_regno_mode_ok): Adjust.
1718 * config/rs6000/rs6000.md: Replace "wh" constraint by "wa" with "p8v".
1719 * doc/md.texi (Machine Constraints): Adjust.
1721 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
1724 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
1725 Avoid calling gen_lowpart with CONST operand.
1727 2019-05-21 Alexandre Oliva <aoliva@redhat.com>
1729 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add
1730 field template_last_to_copy.
1731 (ssa_create_duplicates): Set it, and use it. Attempt to
1732 preserve more debug stmts.
1734 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
1736 * config/i386/sse.md (VF1_AVX2): New mode iterator.
1737 (signbit<mode>2): New expander
1739 2019-05-21 James Clarke <jrtc27@jrtc27.com>
1742 * dwarf2out.c (dwarf2out_inline_entry): Use ASM_OUTPUT_DEBUG_LABEL
1743 instead of ASM_GENERATE_INTERNAL_LABEL and ASM_OUTPUT_LABEL.
1745 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
1747 * config/i386/cpuid.h (__cpuid): For 32bit targets, zero
1748 %ebx and %ecx bafore calling cpuid with leaf 1 or
1749 non-constant leaf argument.
1751 2019-05-21 Alan Modra <amodra@gmail.com>
1754 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase
1755 power9 direct move cost.
1756 * testsuite/gcc.target/powerpc/fold-vec-splats-floatdouble.c:
1757 Correct comments and rename functions to suit parameters.
1759 2019-05-21 Richard Biener <rguenther@suse.de>
1762 * fold-const.c (fold_read_from_vector): New function.
1763 * fold-const.h (fold_read_from_vector): Declare.
1764 * match.pd (VEC_PERM_EXPR): Build BIT_INSERT_EXPRs for
1765 single-element insert permutations. Canonicalize selector
1766 further and fix issue with last commit.
1768 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
1770 * tree-cfg.h (split_critical_edges): Add for_edge_insertion_p
1771 parameter with default value false to declaration.
1772 (split_edges_for_insertion): New inline function. Wrapper for
1773 split_critical_edges with for_edge_insertion_p = true.
1774 * tree-cfg.c (split_critical_edges): Don't split non-critical
1775 edges if for_edge_insertion_p is false. Fix whitespace.
1776 * tree-ssa-pre.c (pass_pre::execute): Call
1777 split_edges_for_insertion instead of split_critical_edges.
1778 * gcc/tree-ssa-tail-merge.c (tail_merge_optimize): Ditto.
1779 * gcc/tree-ssa-sink.c (pass_sink_code::execute): Ditto.
1780 (pass_data_sink_code): Update function name in the comment.
1782 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
1784 * tree-ssa-uninit.c (value_sat_pred_p): This new function is a wrapper
1785 around is_value_included_in that knows how to handle BIT_AND_EXPR.
1786 (is_pred_expr_subset_of): Use the new function. Handle more cases where
1787 code1 == EQ_EXPR and where code1 == BIT_AND_EXPR and thus fix some false
1790 2019-05-21 Martin Liska <mliska@suse.cz>
1792 * config/rs6000/driver-rs6000.c (elf_platform): Do not use
1794 * config/rs6000/rs6000-c.c (rs6000_pragma_longcal): Wrap pragma in %<%>.
1795 (altivec_resolve_overloaded_builtin): Likewise for vec_lvsl and
1797 * config/rs6000/rs6000.c (rs6000_option_override_internal):
1799 (rs6000_function_arg): Likewise.
1800 (rs6000_expand_set_fpscr_drn_builtin): Remove trailing dot.
1801 (rs6000_expand_ternop_builtin): Use interval syntax.
1802 (get_element_number): Likewise.
1803 (altivec_expand_builtin): Likewise.
1804 (rs6000_get_function_versions_dispatcher): Quote target_clones.
1808 2019-05-20 Jakub Jelinek <jakub@redhat.com>
1812 * function.h (struct function): Add calls_eh_return member.
1813 * gimplify.c (gimplify_call_expr): Set cfun->calls_eh_return when
1814 gimplifying __builtin_eh_return call.
1815 * tree-inline.c (initialize_cfun): Copy calls_eh_return from src_cfun
1817 (expand_call_inline): Or in src_cfun->calls_eh_return into
1818 dst_cfun->calls_eh_return.
1819 * tree-tailcall.c (suitable_for_tail_call_opt_p): Return false if
1820 cfun->calls_eh_return.
1821 * lto-streamer-in.c (input_struct_function_base): Read calls_eh_return.
1822 * lto-streamer-out.c (output_struct_function_base): Write
1825 2019-05-20 Marc Glisse <marc.glisse@inria.fr>
1827 PR rtl-optimization/43147
1828 * config/i386/i386.c (ix86_gimple_fold_builtin): Handle
1829 IX86_BUILTIN_SHUFPD.
1831 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
1833 * tree-ssa-alias.c (refs_may_alias_p_2): Break out from ...
1834 (refs_may_alias_p_1): ... here; update stats.
1835 (refs_may_alias_p): Do not update stats here.
1837 2019-05-20 Richard Biener <rguenther@suse.de>
1839 * tree-ssa-structalias.c (find_func_aliases): POINTER_DIFF_EXPR
1840 doesn't produce pointers.
1841 {TRUNC,CEIL,FLOOR,ROUND,EXACT}_{DIV,MOD}_EXPR points to what
1842 the first operand points to.
1844 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
1846 * tree-ssa-alias.c (compare_sizes): New function.
1847 (sompare_type_sizes): New function
1848 (aliasing_component_refs_p): Use it.
1849 (indirect_ref_may_alias_decl_p): Likewise.
1851 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1853 * config/i386/sol2.h (CC1_SPEC): Reject -mx32.
1855 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1857 * config/sol2.h (LIBTSAN_EARLY_SPEC): Remove : after %e.
1858 (LIBLSAN_EARLY_SPEC): Likewise.
1859 * config/i386/sol2.h (ASAN_REJECT_SPEC): Likewise.
1861 2019-05-20 Martin Liska <mliska@suse.cz>
1863 * config/i386/i386.c (ix86_libc_has_fast_function):
1864 Add ATTRIBUTE_UNUSED for the argument.
1866 2019-05-20 Richard Biener <rguenther@suse.de>
1868 * gimple-match-head.c: Include vec-perm-indices.h.
1869 * generic-match-head.c: Likewise.
1870 * fold-const.h (fold_vec_perm): Declare when vec-perm-indices.h
1872 * fold-const.c (fold_vec_perm): Export.
1873 (fold_ternary_loc): Move non-constant folding of VEC_PERM_EXPR...
1874 (match.pd): ...here.
1876 2019-05-20 Jakub Jelinek <jakub@redhat.com>
1878 * cfgloop.h (struct loop): Add simdlen member.
1879 * cfgloopmanip.c (copy_loop_info): Copy simdlen as well.
1880 * omp-expand.c (expand_omp_simd): Set it if simdlen clause is present.
1881 * tree-vect-loop.c (vect_analyze_loop): Pass loop->simdlen != 0
1882 as new argument to autovectorize_vector_sizes target hook. If
1883 loop->simdlen, pick up vector size where the vectorization factor
1884 is equal to loop->simd, and if there is none, fall back to the first
1886 (vect_transform_loop): Adjust autovectorize_vector_sizes target hook
1888 * omp-low.c (omp_clause_aligned_alignment): Likewise.
1889 * omp-general.c (omp_max_vf): Likewise.
1890 * optabs-query.c (can_vec_mask_load_store_p): Likewise.
1891 * tree-vect-slp.c (vect_slp_bb): Likewise.
1892 * target.def (autovectorize_vector_sizes): Add ALL argument and
1894 * doc/tm.texi: Adjust documentation.
1895 * targhooks.c (default_autovectorize_vector_sizes): Add bool argument.
1896 * targhooks.h (default_autovectorize_vector_sizes): Likewise.
1897 * config/aarch64/aarch64.c (aarch64_autovectorize_vector_sizes): Add
1899 * config/arc/arc.c (arc_autovectorize_vector_sizes): Likewise.
1900 * config/arm/arm.c (arm_autovectorize_vector_sizes): Likewise.
1901 * config/mips/mips.c (mips_autovectorize_vector_sizes): Likewise.
1902 * config/i386/i386.c (ix86_autovectorize_vector_sizes): Likewise. If
1903 true and TARGET_AVX512F or TARGET_AVX, push 3 or 2 sizes even if
1904 preferred vector size is not 512-bit or 256-bit, just put those
1905 unpreferred ones last.
1907 2019-05-20 Martin Liska <mliska@suse.cz>
1909 * targhooks.c (default_libc_has_fast_function): New function.
1910 * targhooks.h (default_libc_has_fast_function): Likewise.
1912 2019-05-20 Martin Liska <mliska@suse.cz>
1915 * builtins.c (expand_builtin_memory_copy_args): When having a
1916 target with fast mempcpy implementation do now use memcpy.
1917 * config/i386/i386.c (ix86_libc_has_fast_function): New.
1918 (TARGET_LIBC_HAS_FAST_FUNCTION): Likewise.
1919 * doc/tm.texi: Likewise.
1920 * doc/tm.texi.in: Likewise.
1922 * expr.c (emit_block_move_hints): Add 2 new arguments.
1923 * expr.h (emit_block_move_hints): Bail out when libcall
1924 to memcpy would be used.
1926 2019-05-20 Martin Liska <mliska@suse.cz>
1928 * profile-count.c: Add vertical spacing in order
1929 to separate functions.
1930 * profile-count.h: Likewise.
1932 2019-05-20 Martin Liska <mliska@suse.cz>
1934 * profile-count.h: Do not use full qualified
1936 * profile-count.c (profile_count::to_frequency): Likewise.
1938 2019-05-20 Martin Liska <mliska@suse.cz>
1940 * profile-count.h (enum profile_quality): Use capital letters
1941 for enum value names. Use the adjusted names.
1942 * profile-count.c: Use the adjusted names.
1944 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1946 * config/rs6000/constraints.md (define_register_constraint "wH"):
1948 (define_register_constraint "wI"): Delete.
1949 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1950 RS6000_CONSTRAINT_wH and RS6000_CONSTRAINT_wI.
1951 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1952 (rs6000_init_hard_regno_mode_ok): Adjust.
1953 * config/rs6000/rs6000.md: Replace "wH" and "wI" constraints by "v"
1954 resp. "d", or with "wa" as appropriate, all with "p8v".
1955 * config/rs6000/vsx.md: Ditto.
1956 * doc/md.texi (Machine Constraints): Adjust.
1958 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1960 * config/rs6000/constraints.md (define_register_constraint "wy"):
1962 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1963 RS6000_CONSTRAINT_wy.
1964 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1965 (rs6000_init_hard_regno_mode_ok): Adjust.
1966 * config/rs6000/rs6000.md: Replace "wy" constraint by "wa" with "p8v".
1967 Use "<Fisa>" as "isa" in all alternatives that use "<Fv2>".
1968 (define_mode_attr Fisa): New.
1969 * config/rs6000/vsx.md: Replace "wy" constraint by "wa" with "p8v".
1970 * doc/md.texi (Machine Constraints): Adjust.
1972 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1974 * config/rs6000/constraints.md (define_register_constraint "wu"):
1976 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1977 RS6000_CONSTRAINT_wu.
1978 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1979 (rs6000_init_hard_regno_mode_ok): Adjust.
1980 * config/rs6000/rs6000.md: Replace "wu" constraint by "v" or "wa",
1982 (define_mode_attr Fa): Delete.
1983 * config/rs6000/vsx.md: Ditto.
1984 * doc/md.texi (Machine Constraints): Adjust.
1986 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1988 * config/rs6000/constraints.md (define_register_constraint "wJ"):
1990 (define_register_constraint "wK"): Delete.
1991 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1992 RS6000_CONSTRAINT_wJ and RS6000_CONSTRAINT_wK.
1993 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1994 (rs6000_init_hard_regno_mode_ok): Adjust.
1995 * config/rs6000/rs6000.md: Replace "wJ" constraint by "wI" with "p9v".
1996 Replace "wK" constraint by "wH" with "p9v".
1997 * config/rs6000/vsx.md: Ditto.
1998 * doc/md.texi (Machine Constraints): Adjust.
2000 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2002 * config/rs6000/constraints.md (define_register_constraint "wb"):
2004 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2005 RS6000_CONSTRAINT_wb.
2006 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2007 (rs6000_init_hard_regno_mode_ok): Adjust.
2008 * config/rs6000/rs6000.md: Replace "wb" constraint by "v" with "p9v".
2009 * config/rs6000/vsx.md: Ditto.
2010 * doc/md.texi (Machine Constraints): Adjust.
2012 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2014 * config/rs6000/constraints.md (define_register_constraint "wo"):
2016 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2017 RS6000_CONSTRAINT_wo.
2018 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2019 (rs6000_init_hard_regno_mode_ok): Adjust.
2020 * config/rs6000/rs6000.md: Replace "wo" constraint by "wa" with "p9v".
2021 * config/rs6000/altivec.md: Ditto.
2022 * doc/md.texi (Machine Constraints): Adjust.
2024 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
2026 * config/darwin-c.c (darwin_register_objc_includes): Do not
2027 prepend the sysroot when building gnu-runtime header search
2030 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
2032 * config/darwin.c (darwin_file_end): Use switch_to_section ()
2033 instead of direct output of the asm.
2035 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
2037 * config/rs6000/rs6000.c (restore_saved_cr): Change a boolean
2038 argument to be type bool (was int before).
2039 (rs6000_emit_epilogue): Simplify some code. Declare some variables
2040 at first use. Use type bool for some variables. Fix a theoretical
2041 eh_return bug for svr4.
2043 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
2045 * config/rs6000/rs6000.md (isa): New attribute.
2046 (enabled): New attribute.
2048 2019-05-17 Max Filippov <jcmvbkbc@gmail.com>
2050 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Call
2051 assemble_start_function and assemble_end_function.
2053 2019-05-17 Thomas Schwinge <thomas@codesourcery.com>
2056 * omp-general.c (oacc_verify_routine_clauses): Change formal
2057 parameters. Add checking if already marked with an OpenACC
2058 'routine' directive. Adjust all users.
2061 * omp-general.c (oacc_build_routine_dims): Move some of its
2063 (oacc_verify_routine_clauses): ... this new function.
2064 * omp-general.h (oacc_verify_routine_clauses): New prototype.
2066 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
2068 * config/rs6000/rs6000.c (machopic_output_stub): Adjust the
2069 formating of picbase labels to match other ports.
2071 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
2073 * config/rs6000/rs6000.c (macho_branch_islands): Fix bad indent
2074 in the generated code.
2076 2019-05-16 Martin Sebor <msebor@redhat.com>
2078 * builtins.c (expand_builtin_atomic_always_lock_free): Quote
2079 identifiers, keywords, operators, and types in diagnostics. Correct
2080 quoting, spelling, and sentence capitalization issues.
2081 (expand_builtin_atomic_is_lock_free): Same.
2082 (fold_builtin_next_arg): Same.
2083 * cfgexpand.c (expand_one_var): Same.
2084 (tree_conflicts_with_clobbers_p): Same.
2085 (expand_asm_stmt): Same.
2086 (verify_loop_structure): Same.
2087 * cgraphunit.c (process_function_and_variable_attributes): Same.
2088 * collect-utils.c (collect_execute): Same.
2089 * collect2.c (maybe_run_lto_and_relink): Same.
2090 (is_lto_object_file): Same.
2091 (scan_prog_file): Same.
2092 * convert.c (convert_to_real_1): Same.
2093 * dwarf2out.c (dwarf2out_begin_prologue): Same.
2094 * except.c (verify_eh_tree): Same.
2095 * gcc.c (execute): Same.
2096 (eval_spec_function): Same.
2097 (run_attempt): Same.
2098 (driver::set_up_specs): Same.
2099 (compare_debug_auxbase_opt_spec_function): Same.
2100 * gcov-tool.c (unlink_gcda_file): Same.
2103 * gcse.c (gcse_or_cprop_is_too_expensive): Same.
2104 * gimplify.c (gimplify_asm_expr): Same.
2105 (gimplify_adjust_omp_clauses): Same.
2106 * hsa-gen.c (gen_hsa_addr_insns): Same.
2107 (gen_hsa_insns_for_load): Same.
2108 (gen_hsa_cmp_insn_from_gimple): Same.
2109 (gen_hsa_insns_for_operation_assignment): Same.
2110 (gen_get_level): Same.
2111 (gen_hsa_alloca): Same.
2112 (omp_simple_builtin::generate): Same.
2113 (gen_hsa_atomic_for_builtin): Same.
2114 (gen_hsa_insns_for_call): Same.
2115 * input.c (dump_location_info): Same.
2116 * ipa-devirt.c (compare_virtual_tables): Same.
2117 * ira.c (ira_setup_eliminable_regset): Same.
2118 * lra-assigns.c (lra_assign): Same.
2119 * lra-constraints.c (lra_constraints): Same.
2120 * lto-streamer-in.c (lto_input_mode_table): Same.
2121 * lto-wrapper.c (get_options_from_collect_gcc_options): Same.
2122 (merge_and_complain): Same.
2123 (compile_offload_image): Same.
2124 (compile_images_for_offload_targets): Same.
2125 (debug_objcopy): Same.
2128 * opts.c (print_specific_help): Same.
2129 (parse_no_sanitize_attribute): Same.
2131 (handle_param): Same.
2132 * plugin.c (add_new_plugin): Same.
2133 (parse_plugin_arg_opt): Same.
2134 (try_init_one_plugin): Same.
2135 * print-rtl.c (debug_bb_n_slim): Quote identifiers, keywords,
2136 operators, and types in diagnostics. Correct quoting and spelling
2138 * read-rtl-function.c (parse_edge_flag_token): Same.
2139 (function_reader::parse_enum_value): Same.
2140 * reg-stack.c (check_asm_stack_operands): Same.
2141 * regcprop.c (validate_value_data): Same.
2142 * sched-rgn.c (make_pass_sched_fusion): Same.
2143 * stmt.c (check_unique_operand_names): Same.
2144 * targhooks.c (default_target_option_pragma_parse): Same.
2145 * tlink.c (recompile_files): Same.
2146 * toplev.c (process_options): Same.
2148 * trans-mem.c (diagnose_tm_1): Same.
2149 (ipa_tm_scan_irr_block): Same.
2150 (ipa_tm_diagnose_transaction): Same.
2151 * tree-cfg.c (verify_address): Same. Use get_tree_code_name to
2152 format a tree code name in a diagnostic.
2153 (verify_types_in_gimple_min_lval): Same.
2154 (verify_types_in_gimple_reference): Same.
2155 (verify_gimple_call): Same.
2156 (verify_gimple_assign_unary): Same.
2157 (verify_gimple_assign_binary): Same.
2158 (verify_gimple_assign_ternary): Same.
2159 (verify_gimple_assign_single): Same.
2160 (verify_gimple_switch): Same.
2161 (verify_gimple_label): Same.
2162 (verify_gimple_phi): Same.
2163 (verify_gimple_in_seq): Same.
2164 (verify_eh_throw_stmt_node): Same.
2165 (collect_subblocks): Same.
2166 (gimple_verify_flow_info): Same.
2167 (do_warn_unused_result): Same.
2168 * tree-inline.c (expand_call_inline): Same.
2169 * tree-into-ssa.c (update_ssa): Same.
2170 * tree.c (tree_int_cst_elt_check_failed): Same.
2171 (tree_vec_elt_check_failed): Same.
2172 (omp_clause_operand_check_failed): Same.
2173 (verify_type_variant): Same.
2174 (verify_type): Same.
2175 * value-prof.c (verify_histograms): Same.
2176 * varasm.c (assemble_start_function): Same.
2178 2019-05-16 Martin Sebor <msebor@redhat.com>
2180 * config/i386/i386-expand.c (get_element_number): Quote keywords
2181 and other internal names in diagnostics. Adjust other diagnostic
2182 formatting issues noted by -Wformat-diag.
2183 * config/i386/i386-features.c
2184 (ix86_mangle_function_version_assembler_name): Same.
2185 * config/i386/i386-options.c (ix86_handle_abi_attribute): Same.
2186 * config/i386/i386.c (ix86_function_type_abi): Same.
2187 (ix86_function_ms_hook_prologue): Same.
2188 (classify_argument): Same.
2189 (ix86_expand_prologue): Same.
2190 (ix86_md_asm_adjust): Same.
2191 (ix86_memmodel_check): Same.
2193 2019-05-17 Dragan Mladjenovic <dmladjenovic@wavecomp.com>
2195 * config/mips/mips.c (mips_dwarf_frame_reg_mode): Replace
2196 TARGET_FLOAT64 with !TARGET_FLOAT32, thus handling both fp64
2199 2019-05-17 H.J. Lu <hongjiu.lu@intel.com>
2202 * config/i386/i386-expand.c (ix86_expand_builtin): Enable MMX
2203 intrinsics without SSE/SSE2/SSSE3.
2204 * config/i386/mmx.md (mmx_uavgv8qi3): Restore TARGET_3DNOW
2206 (*mmx_uavgv8qi3): Likewise.
2208 2019-05-17 Richard Biener <rguenther@suse.de>
2210 * gimple-pretty-print.c (dump_ternary_rhs): Handle dumping
2211 VEC_PERM_EXPR as __VEC_PERM with -gimple.
2213 2019-05-17 Andreas Krebbel <krebbel@linux.ibm.com>
2215 * config/s390/s390-builtins.def (s390_vec_sldw_*): Use the
2216 vec_sldw insn pattern.
2218 2019-05-17 Richard Biener <rguenther@suse.de>
2220 * ccmp.c (expand_ccmp_expr_1): Do not use gimple_assign_rhs_to_tree.
2222 2019-05-17 Martin Liska <mliska@suse.cz>
2225 * toplev.c (output_stack_usage): With LTO and sanitizer it
2226 happens that a global ctor (_GLOBAL__sub_I_00099_0_main)
2227 has no file location.
2229 2019-05-16 Jakub Jelinek <jakub@redhat.com>
2232 * tree-ssa-scopedtables.c (equal_mem_array_ref_p): Don't assert that
2233 sz0 is equal to sz1, instead return false in that case.
2235 * omp-low.c (lower_rec_input_clauses): If OMP_CLAUSE_IF
2236 has non-constant expression, force sctx.lane and use two
2237 argument IFN_GOMP_SIMD_LANE instead of single argument.
2238 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't DCE
2239 two argument IFN_GOMP_SIMD_LANE without lhs.
2240 * tree-vectorizer.h (struct _loop_vec_info): Add simd_if_cond
2242 (LOOP_VINFO_SIMD_IF_COND, LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND):
2244 (LOOP_REQUIRES_VERSIONING): Or in
2245 LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND.
2246 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize
2248 (vect_analyze_loop_2): Punt if LOOP_VINFO_SIMD_IF_COND is constant 0.
2249 * tree-vect-loop-manip.c (vect_loop_versioning): Add runtime check
2250 from simd if clause if needed.
2252 2019-05-16 Richard Biener <rguenther@suse.de>
2254 * tree-affine.c (expr_to_aff_combination): New function split
2256 (tree_to_aff_combination): ... here.
2257 (aff_combination_expand): Avoid building a GENERIC tree.
2259 2019-05-16 Max Filippov <jcmvbkbc@gmail.com>
2261 * cgraphunit.c (cgraph_node::expand_thunk): Remove
2262 assemble_start_function and assemble_end_function calls.
2263 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Call
2264 assemble_start_function and assemble_end_function.
2265 * config/arc/arc.c (arc_output_mi_thunk): Likewise.
2266 * config/arm/arm.c (arm_output_mi_thunk): Likewise.
2267 * config/bfin/bfin.c (bfin_output_mi_thunk): Likewise.
2268 * config/c6x/c6x.c (c6x_output_mi_thunk): Likewise.
2269 * config/cris/cris.c (cris_asm_output_mi_thunk): Likewise.
2270 * config/csky/csky.c (csky_output_mi_thunk): Likewise.
2271 * config/epiphany/epiphany.c (epiphany_output_mi_thunk): Likewise.
2272 * config/frv/frv.c (frv_asm_output_mi_thunk): Likewise.
2273 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
2274 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
2275 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
2276 * config/microblaze/microblaze.c (microblaze_asm_output_mi_thunk):
2278 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
2279 * config/mmix/mmix.c (mmix_asm_output_mi_thunk): Likewise.
2280 * config/mn10300/mn10300.c (mn10300_asm_output_mi_thunk): Likewise.
2281 * config/nds32/nds32.c (nds32_asm_output_mi_thunk): Likewise.
2282 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
2283 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
2284 * config/pa/pa.c (pa_asm_output_mi_thunk): Likewise.
2285 * config/riscv/riscv.c (riscv_output_mi_thunk): Likewise.
2286 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
2287 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2288 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
2289 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2290 * config/spu/spu.c (spu_output_mi_thunk): Likewise.
2291 * config/stormy16/stormy16.c (xstormy16_asm_output_mi_thunk):
2293 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
2294 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
2295 * config/vax/vax.c (vax_output_mi_thunk): Likewise.
2297 2019-05-16 Jan Hubicka <hubicka@ucw.cz>
2299 * tree-ssa-alias.c (alias_stats): Add
2300 aliasing_component_refs_p_may_alias and
2301 aliasing_component_refs_p_no_alias.
2302 (dump_alias_stats): Print aliasing_component_refs_p stats.
2303 (aliasing_component_refs_p): Update stats.
2305 2019-05-16 Martin Liska <mliska@suse.cz>
2308 * multiple_target.c (expand_target_clones): Do not allow
2309 target_clones being used with a symbol that is an alias.
2311 2019-05-16 Vladislav Ivanishin <vlad@ispras.ru>
2313 PR tree-optimization/90394
2314 * tree-ssa-uninit.c (is_pred_expr_subset_of): Potentially give false
2315 positives rather than ICE for cases where (code2 == NE_EXPR
2316 && code1 == BIT_AND_EXPR).
2318 2019-05-16 Jakub Jelinek <jakub@redhat.com>
2321 * tree-core.h (struct tree_decl_common): Document
2322 decl_nonshareable_flag for PARM_DECLs.
2323 * tree.h (DECL_HIDDEN_STRING_LENGTH): Define.
2324 * calls.c (expand_call): Don't try tail call if caller
2325 has any DECL_HIDDEN_STRING_LENGTH PARM_DECLs that are or might be
2326 passed on the stack and callee needs to pass any arguments on the
2328 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
2329 else if instead of series of mutually exclusive ifs. Handle
2330 DECL_HIDDEN_STRING_LENGTH for PARM_DECLs.
2331 * tree-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
2333 * lto-streamer.h (LTO_major_version): Bump to 9.
2335 2019-05-16 Jun Ma <JunMa@linux.alibaba.com>
2337 PR tree-optimization/90106
2338 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds): Add
2339 new parameter as new internal function call, also move it to new
2341 (use_internal_fn): Pass internal function call to
2342 shrink_wrap_one_built_in_call_with_conds.
2344 2019-05-15 Jakub Jelinek <jakub@redhat.com>
2346 * omp-low.c (lower_rec_input_clauses): For if (0) or simdlen (1) set
2348 * omp-expand.c (expand_omp_simd): For if (0) or simdlen (1) clear
2349 safelen_int and set loop->dont_vectorize.
2351 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2354 * config/i386/i386-builtin.def: Enable MMX intrinsics with
2356 * config/i386/i386-builtins.c (ix86_init_mmx_sse_builtins):
2358 * config/i386/i386-expand.c (ix86_expand_builtin): Allow
2359 SSE/SSE2/SSSE3 to emulate MMX intrinsics with TARGET_MMX_WITH_SSE.
2360 * config/i386/mmintrin.h: Only require SSE2 if __MMX_WITH_SSE__
2363 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2366 * config/i386/mmx.md (*vec_dupv2sf): Changed to
2367 define_insn_and_split to support SSE emulation.
2368 (*vec_extractv2sf_0): Likewise.
2369 (*vec_extractv2sf_1): Likewise.
2370 (*vec_extractv2si_0): Likewise.
2371 (*vec_extractv2si_1): Likewise.
2372 (*vec_extractv2si_zext_mem): Likewise.
2373 (vec_setv2sf): Also allow TARGET_MMX_WITH_SSE.
2374 (vec_extractv2sf_1 splitter): Likewise.
2375 (vec_extractv2sfsf): Likewise.
2376 (vec_setv2si): Likewise.
2377 (vec_extractv2si_1 splitter): Likewise.
2378 (vec_extractv2sisi): Likewise.
2379 (vec_setv4hi): Likewise.
2380 (vec_extractv4hihi): Likewise.
2381 (vec_setv8qi): Likewise.
2382 (vec_extractv8qiqi): Likewise.
2383 (vec_extractv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
2384 TARGET_MMX_WITH_SSE ix86_expand_vector_extract.
2385 (vec_extractv2sisi): Likewise.
2386 (vec_extractv4hihi): Likewise.
2387 (vec_extractv8qiqi): Likewise.
2388 (vec_initv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
2389 TARGET_MMX_WITH_SSE to ix86_expand_vector_init.
2390 (vec_initv2sisi): Likewise.
2391 (vec_initv4hihi): Likewise.
2392 (vec_initv8qiqi): Likewise.
2393 (vec_setv2si): Also allow TARGET_MMX_WITH_SSE. Pass
2394 TARGET_MMX_WITH_SSE to ix86_expand_vector_set.
2395 (vec_setv4hi): Likewise.
2396 (vec_setv8qi): Likewise.
2398 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2401 * config/i386/mmx.md (MMXMODE:mov<mode>): Also allow
2402 TARGET_MMX_WITH_SSE.
2403 (MMXMODE:*mov<mode>_internal): Likewise.
2404 (MMXMODE:movmisalign<mode>): Likewise.
2406 2019-05-15 Uroš Bizjak <ubizjak@gmail.com>
2409 * config/i386/i386.md (*zero_extendsidi2): Add mmx_isa attribute.
2410 * config/i386/sse.md (sse2_cvtpi2pd): Ditto.
2411 (sse2_cvtpd2pi): Ditto.
2412 (sse2_cvttpd2pi): Ditto.
2413 (*vec_concatv2sf_sse4_1): Ditto.
2414 (*vec_concatv2sf_sse): Ditto.
2415 (*vec_concatv2si_sse4_1): Ditto.
2416 (*vec_concatv2si): Ditto.
2417 (*vec_concatv4si_0): Ditto.
2418 (*vec_concatv2di_0): Ditto.
2420 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2423 * config/i386/sse.md (abs<mode>2): Add SSE emulation.
2425 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2428 * config/i386/sse.md (ssse3_palignrdi): Changed to
2429 define_insn_and_split to support SSE emulation.
2431 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2434 * config/i386/sse.md (ssse3_psign<mode>3): Add SSE emulation.
2436 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2439 * config/i386/sse.md (ssse3_pshufbv8qi3): Changed to
2440 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
2443 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2446 * config/i386/sse.md (ssse3_pmulhrswv4hi3): Require TARGET_MMX
2447 or TARGET_MMX_WITH_SSE.
2448 (*ssse3_pmulhrswv4hi3): Add SSE emulation.
2450 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2453 * config/i386/sse.md (ssse3_pmaddubsw): Add SSE emulation.
2455 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2458 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>dv2si3):
2459 Changed to define_insn_and_split to support SSE emulation.
2461 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2464 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>wv4hi3):
2465 Changed to define_insn_and_split to support SSE emulation.
2467 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2470 * config/i386/mmx.md (mmx_<emms>): Renamed to ...
2471 (*mmx_<emms>): This.
2472 (mmx_<emms>): New expander.
2474 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2477 * config/i386/mmx.md (sse2_umulv1siv1di3): Add SSE emulation
2479 (*sse2_umulv1siv1di3): Add SSE2 emulation.
2481 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2484 * config/i386/mmx.md (sse_movntq): Add SSE2 emulation.
2486 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2489 * config/i386/mmx.md (mmx_psadbw): Add SSE emulation.
2491 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2494 * config/i386/mmx.md (mmx_uavgv4hi3): Also check TARGET_MMX and
2495 TARGET_MMX_WITH_SSE.
2496 (*mmx_uavgv4hi3): Add SSE emulation.
2498 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2501 * config/i386/mmx.md (mmx_uavgv8qi3): Also check TARGET_MMX
2502 and TARGET_MMX_WITH_SSE.
2503 (*mmx_uavgv8qi3): Add SSE emulation.
2505 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2508 * config/i386/xmmintrin.h: Emulate MMX maskmovq with SSE2
2509 maskmovdqu for __MMX_WITH_SSE__.
2511 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2514 * config/i386/mmx.md (mmx_umulv4hi3_highpart): Also check
2515 TARGET_MMX and TARGET_MMX_WITH_SSE.
2516 (*mmx_umulv4hi3_highpart): Add SSE emulation.
2518 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2521 * config/i386/mmx.md (mmx_pmovmskb): Changed to
2522 define_insn_and_split to support SSE emulation.
2524 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2527 * config/i386/mmx.md (mmx_<code>v4hi3): Also check TARGET_MMX
2528 and TARGET_MMX_WITH_SSE.
2529 (mmx_<code>v8qi3): Likewise.
2530 (smaxmin:<code>v4hi3): New.
2531 (umaxmin:<code>v8qi3): Likewise.
2532 (smaxmin:*mmx_<code>v4hi3): Add SSE emulation.
2533 (umaxmin:*mmx_<code>v8qi3): Likewise.
2535 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2538 * config/i386/mmx.md (mmx_pinsrw): Also check TARGET_MMX and
2539 TARGET_MMX_WITH_SSE.
2540 (*mmx_pinsrw): Add SSE emulation.
2542 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2545 * config/i386/mmx.md (mmx_pextrw): Add SSE emulation.
2547 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2550 * config/i386/sse.md (sse_cvtpi2ps): Changed to
2551 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
2554 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2557 * config/i386/sse.md (sse_cvtps2pi): Add SSE emulation.
2558 (sse_cvttps2pi): Likewise.
2560 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2563 * config/i386/mmx.md (mmx_pshufw): Also check TARGET_MMX and
2564 TARGET_MMX_WITH_SSE.
2565 (mmx_pshufw_1): Add SSE emulation.
2566 (*vec_dupv4hi): Changed to define_insn_and_split and also allow
2567 TARGET_MMX_WITH_SSE to support SSE emulation.
2569 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2572 * config/i386/constraints.md (Yw): New constraint.
2573 * config/i386/mmx.md (*vec_dupv2si): Changed to
2574 define_insn_and_split and also allow TARGET_MMX_WITH_SSE to
2575 support SSE emulation.
2577 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2580 * config/i386/mmx.md (mmx_eq<mode>3): Also allow
2581 TARGET_MMX_WITH_SSE.
2582 (*mmx_eq<mode>3): Also allow TARGET_MMX_WITH_SSE. Add SSE
2584 (mmx_gt<mode>3): Likewise.
2586 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2589 * config/i386/mmx.md (mmx_andnot<mode>3): Also allow
2590 TARGET_MMX_WITH_SSE. Add SSE support.
2592 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2595 * config/i386/mmx.md (any_logic:mmx_<code><mode>3): Also allow
2596 TARGET_MMX_WITH_SSE.
2597 (any_logic:<code><mode>3): New.
2598 (any_logic:*mmx_<code><mode>3): Also allow TARGET_MMX_WITH_SSE.
2601 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2604 * config/i386/mmx.md (mmx_ashr<mode>3): Also allow
2605 TARGET_MMX_WITH_SSE. Add SSE emulation.
2606 (mmx_<shift_insn><mode>3): Likewise.
2608 (<shift_insn><mode>3): Likewise.
2610 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2613 * config/i386/mmx.md (mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE.
2614 (*mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE. Add SSE support.
2616 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2619 * config/i386/mmx.md (mmx_smulv4hi3_highpart): Also allow
2620 TARGET_MMX_WITH_SSE.
2621 (*mmx_smulv4hi3_highpart): Also allow TARGET_MMX_WITH_SSE. Add
2624 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2627 * config/i386/mmx.md (mmx_mulv4hi3): Also allow
2628 TARGET_MMX_WITH_SSE.
2630 (*mmx_mulv4hi3): Also allow TARGET_MMX_WITH_SSE. Add SSE
2633 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2636 * config/i386/mmx.md (MMXMODEI8): Require TARGET_SSE2 for V1DI.
2637 (plusminus:mmx_<plusminus_insn><mode>3): Check
2638 TARGET_MMX_WITH_SSE.
2639 (sat_plusminus:mmx_<plusminus_insn><mode>3): Likewise.
2640 (<plusminus_insn><mode>3): New.
2641 (*mmx_<plusminus_insn><mode>3): Add SSE emulation.
2642 (*mmx_<plusminus_insn><mode>3): Likewise.
2644 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2647 * config/i386/i386-expand.c (ix86_split_mmx_punpck): New function.
2648 * config/i386/i386-protos.h (ix86_split_mmx_punpck): New
2650 * config/i386/mmx.m (mmx_punpckhbw): Changed to
2651 define_insn_and_split to support SSE emulation.
2652 (mmx_punpcklbw): Likewise.
2653 (mmx_punpckhwd): Likewise.
2654 (mmx_punpcklwd): Likewise.
2655 (mmx_punpckhdq): Likewise.
2656 (mmx_punpckldq): Likewise.
2658 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2659 Uros Bizjak <ubizjak@gmail.com>
2662 * config/i386/i386-expand.c (ix86_move_vector_high_sse_to_mmx):
2664 (ix86_split_mmx_pack): Likewise.
2665 * config/i386/i386-protos.h (ix86_move_vector_high_sse_to_mmx):
2667 (ix86_split_mmx_pack): Likewise.
2668 * config/i386/i386.md (mmx_isa): New.
2669 (enabled): Also check mmx_isa.
2670 * config/i386/mmx.md (any_s_truncate): New code iterator.
2671 (s_trunsuffix): New code attr.
2672 (mmx_packsswb): Removed.
2673 (mmx_packssdw): Likewise.
2674 (mmx_packuswb): Likewise.
2675 (mmx_pack<s_trunsuffix>swb): New define_insn_and_split to emulate
2676 MMX packsswb/packuswb with SSE2.
2677 (mmx_packssdw): Likewise.
2678 * config/i386/predicates.md (register_mmxmem_operand): New.
2680 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2683 * config/i386/i386-c.c (ix86_target_macros_internal): Define
2684 __MMX_WITH_SSE__ for TARGET_MMX_WITH_SSE.
2685 * config/i386/i386.c (ix86_set_reg_reg_cost): Add support for
2686 TARGET_MMX_WITH_SSE with VALID_MMX_REG_MODE.
2687 (ix86_vector_mode_supported_p): Likewise.
2688 * config/i386/i386.h (TARGET_MMX_WITH_SSE): New.
2690 2019-05-15 Martin Liska <mliska@suse.cz>
2693 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
2696 2019-05-15 Richard Biener <rguenther@suse.de>
2698 * tree-into-ssa.c (pass_build_ssa::execute): Run
2699 update_address_taken before going into SSA.
2701 2019-05-15 Richard Biener <rguenther@suse.de>
2703 * tree-pretty-print.c (dump_generic_node): Dump BIT_FIELD_REF
2704 as __BIT_FIELD_REF with type with -gimple.
2706 2019-05-15 Vladislav Ivanishin <vlad@ispras.ru>
2708 * tree-ssa-uninit.c (is_value_included_in): Remove is_unsigned and merge
2709 semantically equivalent branches (left over after prior refactorings).
2711 2019-05-15 Richard Biener <rguenther@suse.de>
2713 PR tree-optimization/88828
2714 * tree-ssa-forwprop.c (simplify_vector_constructor): Fix
2717 2019-05-14 Richard Biener <rguenther@suse.de>
2719 * tree-pretty-print.c (dump_generic_node): Dump VIEW_CONVERT_EXPR
2720 as __VIEW_CONVERT with -gimple.
2722 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
2725 * config/i386/darwin.h (CC1_SPEC): Report -mx32 as an error for
2728 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
2730 * config/rs6000/rs6000.md (eh_set_lr_<mode>): Merge with following
2731 define_split to become a define_insn_and_split.
2733 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
2735 * config/rs6000/rs6000-protos.h (rs6000_emit_epilogue): Change
2737 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Change arguments.
2738 * config/rs6000/rs6000.md (epilogue_type): New define_enum.
2739 (sibcall_epilogue): Adjust.
2742 2019-05-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2744 * config.gcc: Move *-*-solaris2.10* from obsolete configurations
2745 to unsupported ones.
2746 Simplify x86_64-*-solaris2.1[0-9]* to x86_64-*-solaris2*.
2747 * config.host: Likewise.
2748 * config/i386/sol2.h (ASM_COMMENT_START): Remove.
2749 * config/sparc/driver-sparc.c (host_detect_local_cpu) [__sun__ &&
2750 __svr4__]: Remove "brand" fallback.
2751 [!KSTAT_DATA_STRING]: Remove.
2752 * configure.ac (gcc_cv_ld_hidden): Simplify *-*-solaris2.1[0-9]*
2754 (comdat_group): Likewise.
2755 (set_have_as_tls): Likewise.
2756 (gcc_cv_target_dl_iterate_phdr): Likewise.
2757 (gcc_cv_as_shf_merge): Remove Solaris 10/x86 workaround.
2758 (gcc_cv_ld_aligned_shf_merge): Remove Solaris 10/SPARC workaround.
2759 * configure: Regenerate.
2760 * doc/install.texi: Simplify Solaris target triplets.
2761 (Specific, i?86-*-solaris2*): Remove Solaris 10 references.
2762 (Specific, *-*-solaris2*): Document Solaris 10 removal.
2763 Remove Solaris 10 references.
2764 Remove obsolete Solaris bug reference.
2765 (Specific, sparc-sun-solaris2.10): Remove.
2767 2019-05-14 Uroš Bizjak <ubizjak@gmail.com>
2769 * config/i386/i386.md (any_div): New code iterator.
2770 (paired_mod): New code attribute.
2771 (sgnprefix): Handle DIV and UDIV RTXes.
2773 (<u>divmod<mode>4): Macroize expander from divmod<mode>4
2774 and udivmod<mode>4 patterns using any_div code iterator.
2775 (divmod splitters): Macroize splitters using any_div code iterator.
2776 (*udivmodsi4_pow2_zext_1): Use exactl_log2 in insn condition.
2777 (*udivmodsi4_pow2_zext_2): Ditto.
2778 (*<u>divmod<mode>4_noext): Macroize insn from *divmod<mode>4_noext
2779 and *udivmod<mode>4_noext patterns using any_div code iterator.
2780 (*<u>divmod<mode>4_noext_zext_1): Macroize insn from
2781 *divmod<mode>4_noext_zext_1 and *udivmod<mode>4_noext_zext_1
2782 patterns using any_div code iterator.
2783 (*<u>divmod<mode>4_noext_zext_2): Macroize insn from
2784 *divmod<mode>4_noext_zext_2 and *udivmod<mode>4_noext_zext_2
2785 patterns using any_div code iterator.
2786 (<u>divmodhiqi3): Macroize insn from divmodhiqi3 and
2787 udivmodhiqi3 patterns using any_extend code iterator.
2789 2019-05-14 Richard Biener <rguenther@suse.de>
2790 H.J. Lu <hongjiu.lu@intel.com>
2792 PR tree-optimization/88828
2793 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
2794 permuting in a single non-constant element not extracted
2797 2019-05-14 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
2799 * internal-fn.def (SIGNBIT): New.
2800 * config/aarch64/aarch64-simd.md (signbitv2sf2): New expand
2802 (signbitv4sf2): Likewise.
2804 2019-05-14 Chenghua Xu <paul.hua.gm@gmail.com>
2807 * config/mips/mips.c (mips_split_move): Skip forward SRC into
2808 next insn when the SRC reg is dead.
2810 2019-05-14 Bin Cheng <bin.cheng@linux.alibaba.com>
2812 * gimple-ssa-strength-reduction.c (lookup_cand): Adjust index by 1.
2813 (alloc_cand_and_find_basis): Ditto.
2814 (backtrace_base_for_ref, create_mul_ssa_cand): Remove if-then-else.
2815 (create_mul_imm_cand, create_add_ssa_cand): Ditto.
2816 (create_add_imm_cand, slsr_process_cast): Ditto.
2817 (slsr_process_copy, replace_mult_candidate): Ditto.
2818 (replace_rhs_if_not_dup, replace_one_candidate): Ditto.
2819 (dump_cand_vec, analyze_candidates_and_replace): Skip NULL element.
2820 (pass_strength_reduction::execute): Init the first NULL element.
2822 2019-05-13 Nathan Sidwell <nathan@acm.org>
2824 * gcc.c (execute): Simplify cond-expr into if. Reformat comment.
2825 (run_attempt): Reformat line break.
2827 2019-05-13 David Edelsohn <dje.gcc@gmail.com>
2830 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Don't load EH
2831 data registers in sibcall epilogues.
2832 Don't add EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
2834 2019-05-13 Uroš Bizjak <ubizjak@gmail.com>
2837 * configure.ac (--enable-frame-pointer):
2838 Disable by default for cygwin and mingw.
2839 * configure: Regenerate.
2841 2019-05-13 Nathan Sidwell <nathan@acm.org>
2843 * dwarf2out.c (breakout_comdat_types): Move comment to correct
2845 (const_ok_for_output_1): Balance parens around #if/#else/#endif
2846 (gen_member_die): Move abstract origin check earlier. Only VARs
2847 can be static_inline_p. Simplify splicing control flow.
2849 2019-05-13 Richard Biener <rguenther@suse.de>
2851 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle
2853 (vect_build_slp_tree_1): Likewise.
2855 2019-05-13 Richard Biener <rguenther@suse.de>
2857 PR tree-optimization/90402
2858 * tree-if-conv.c (tree_if_conversion): Value number only
2859 the loop body by making the latch an exit of the region
2861 * tree-ssa-sccvn.c (process_bb): Add flag whether to skip
2863 (do_rpo_vn): Deal with multiple edges into the entry block
2864 that are not backedges inside the region by skipping PHIs
2867 2019-05-13 Richard Biener <rguenther@suse.de>
2869 PR tree-optimization/90316
2870 * tree-ssa-pre.c (insert_aux): Fold into ...
2871 (insert): ... this function. Use a RPO walk to reduce the
2872 number of required iterations.
2874 2019-05-13 Martin Liska <mliska@suse.cz>
2876 PR tree-optimization/90416
2877 * tree-vect-stmts.c (vect_check_load_store_mask): Concatenate
2878 string instead of passing the second part as va_arg argument.
2880 2019-05-13 Martin Liska <mliska@suse.cz>
2882 PR gcov-profile/90380
2883 * gcov.c (handle_cycle): Do not support zero cycle count,
2884 it should not be possible.
2885 (path_contains_zero_cycle_arc): New function.
2886 (circuit): Ignore zero cycle arc counts.
2888 2019-05-13 Martin Liska <mliska@suse.cz>
2890 PR gcov-profile/90380
2891 * gcov.c (enum loop_type): Remove the enum and
2893 (handle_cycle): Assert that we should not reach
2895 (circuit): Use loop_found instead of a tri-state loop_type.
2896 (get_cycles_count): Do not handle NEGATIVE_LOOP as it can't
2899 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
2902 * config/i386/i386.c (ix86_output_jmp_thunk_or_indirect): New.
2903 (ix86_output_indirect_branch_via_reg): Use output mechanism
2904 accounting for __USER_LABEL_PREFIX__.
2905 (ix86_output_indirect_branch_via_push): Likewise.
2906 (ix86_output_function_return): Likewise.
2907 (ix86_output_indirect_function_return): Likewise.
2909 2019-05-12 Richard Sandiford <richard.sandiford@arm.com>
2911 * doc/md.texi: Document use of code attributes in rtx patterns.
2912 * read-md.h (rtx_reader::rtx_alloc_for_name): New member function.
2913 * read-rtl.c (find_code): Split out search loops into...
2914 (maybe_find_code): ...this new function.
2915 (check_code_iterator): Make the error message more informative.
2916 (check_code_attribute): New function.
2917 (rtx_reader::rtx_alloc_for_name): Likewise.
2918 (rtx_reader::read_rtx_code): Use rtx_alloc_for_name.
2919 * config/aarch64/predicates.md (aarch64_smin, aarch64_umin): Delete.
2920 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Use
2921 <max_opp> directly as an rtx code instead of via a match_operator.
2922 * config/aarch64/aarch64-sve.md (aarch64_<su>abd<mode>_3): Likewise.
2923 (<su>abd<mode>_3): Update accordingly.
2925 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
2927 * config/rs6000/rs6000.c (debug_stack_info): When -mdebug=stack
2928 is given, print the state of the EH "save world" computation for
2931 2019-05-11 Jakub Jelinek <jakub@redhat.com>
2934 * config/aarch64/aarch64.c (aarch64_expand_epilogue): Don't add
2935 EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
2937 2019-05-11 Uroš Bizjak <ubizjak@gmail.com>
2939 * config/i386/i386.md (floatdi<X87MODEF:mode>2_i387_with_xmm):
2940 Use pinsrd for TARGET_SSE4_1.
2941 * config/i386/sse.md (movdi_to_sse): Ditto.
2943 2019-05-10 Richard Biener <rguenther@suse.de>
2945 * tree-ssa-sccvn.c (visit_reference_op_call): Initialize value-id.
2946 (do_rpo_vn): Initialize next_value_id.
2948 2019-05-10 Martin Liska <mliska@suse.cz>
2950 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
2953 2019-05-10 Jakub Jelinek <jakub@redhat.com>
2955 PR tree-optimization/90385
2956 * tree-parloops.c (try_create_reduction_list): Punt on non-SSA_NAME
2957 arguments of the exit phis.
2960 * tree-inline.h (struct copy_body_data): Add do_not_fold member.
2961 * tree-inline.c (remap_gimple_op_r): Avoid folding expressions if
2963 (copy_tree_body_r): Likewise.
2964 (copy_fn): Set id.do_not_fold to true.
2966 2019-05-10 Martin Liska <mliska@suse.cz>
2968 * config/i386/i386-expand.c (ix86_expand_floorceildf_32):
2969 Reapply changes from r269790.
2971 2019-05-10 Martin Liska <mliska@suse.cz>
2974 * doc/invoke.texi: New params.
2975 * params.def (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SIZE): New.
2976 (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SPEED): Likewise.
2977 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
2979 * tree-switch-conversion.h (struct jump_table_cluster):
2982 2019-05-09 Segher Boessenkool <segher@kernel.crashing.org>
2984 * combine.c (combine_simplify_rtx): Don't make IF_THEN_ELSE RTL.
2986 2019-05-09 Bill Schmidt <wschmidt@linux.ibm.com>
2988 * doc/loop.texi: Remove reference to FOR_EACH_LOOP_BREAK.
2990 2019-05-09 Alexander Monakov <amonakov@ispras.ru>
2992 PR rtl-optimization/88879
2993 * sel-sched.c (sel_target_adjust_priority): Remove assert.
2995 2019-05-09 Richard Earnshaw <rearnsha@arm.com>
2998 * config/arm/arm.c (callee_saved_reg_p): Move before
2999 thumb_find_work_register.
3000 (thumb1_prologue_unused_call_clobbered_lo_regs): Move before
3001 thumb_find_work_register. Only call df_get_live_out once.
3002 (thumb1_epilogue_unused_call_clobbered_lo_regs): Likewise.
3003 (thumb_find_work_register): Use
3004 thumb1_prologue_unused_call_clobbered_lo_regs instead of ad hoc
3005 algorithms to locate a spare call clobbered reg.
3007 2019-05-09 Martin Liska <mliska@suse.cz>
3009 * gimple-pretty-print.c (dump_binary_rhs): Dump MIN_EXPR
3010 and MAX_EXPR in GIMPLE FE format.
3012 2019-05-09 Martin Liska <mliska@suse.cz>
3014 * tree-cfg.c (dump_function_to_file): Dump entry BB count.
3015 * gimple-pretty-print.c (dump_gimple_bb_header):
3017 (pp_cfg_jump): Dump edge probability.
3018 * profile-count.c (profile_quality_as_string): Simplify
3019 with a static array.
3020 (parse_profile_quality): New function.
3021 (profile_count::dump): Simplify with a static array.
3022 (profile_count::from_gcov_type): Add new argument.
3023 * profile-count.h (parse_profile_quality): Likewise.
3024 * predict.h (set_hot_bb_threshold): New.
3025 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
3027 * predict.c (get_hot_bb_threshold): Set from the new param.
3028 (set_hot_bb_threshold): New.
3030 2019-05-09 Richard Biener <rguenther@suse.de>
3032 PR tree-optimization/90395
3033 * tree-ssa-forwprop.c (pass_forwprop::execute): Do not
3034 rewrite vector stores that throw internally.
3036 2019-05-09 Thomas Schwinge <thomas@codesourcery.com>
3038 * cif-code.def (CHKP): Remove.
3041 * configure.ac (--enable-frame-pointer): Disable by default for
3043 * configure: Regenerate.
3045 2019-05-09 Alan Modra <amodra@gmail.com>
3048 * config/rs6000/rs6000.h (enum reg_class, REG_CLASS_NAMES),
3049 (REG_CLASS_CONTENTS): Add GEN_OR_VSX_REGS class.
3050 * config/rs6000/rs6000.c (rs6000_register_move_cost): Correct
3051 cost for general <-> vsx when direct moves are available.
3052 Cost union classes at minimal cost for any reg in the class.
3053 Correct calculation for moves between vsx, float, and altivec.
3054 Don't return a low cost for moves between special regs. Don't
3055 use hard coded register numbers.
3056 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): Define.
3057 (rs6000_ira_change_pseudo_allocno_class): New function.
3058 * config/rs6000/rs6000.md (movsi_internal1, mov<mode>_internal),
3059 (movdi_internal32, movdi_internal64): Remove '*' from vsx register
3061 (movsi_internal1): Don't disparage vector alternatives.
3062 (mov<mode>_internal): Likewise, excepting alternative that
3064 * config/rs6000/vsx.md (vsx_splat_<mode>_reg): Don't disparage
3065 we <- b alternative.
3067 2019-05-08 Jakub Jelinek <jakub@redhat.com>
3070 PR tree-optimization/89060
3071 * tree-ssa-live.h (live_vars_map): New typedef.
3072 (compute_live_vars, live_vars_at_stmt, destroy_live_vars): Declare.
3073 * tree-ssa-live.c: Include gimple-walk.h and cfganal.h.
3074 (struct compute_live_vars_data): New type.
3075 (compute_live_vars_visit, compute_live_vars_1, compute_live_vars,
3076 live_vars_at_stmt, destroy_live_vars): New functions.
3077 * tree-tailcall.c: Include tree-ssa-live.h.
3078 (live_vars, live_vars_vec): New global variables.
3079 (find_tail_calls): Perform variable life analysis before punting.
3080 (tree_optimize_tail_calls_1): Clean up live_vars and live_vars_vec.
3081 * tree-inline.h (struct copy_body_data): Add eh_landing_pad_dest
3083 * tree-inline.c (add_clobbers_to_eh_landing_pad): Remove BB argument.
3084 Perform variable life analysis to select variables that really need
3086 (copy_edges_for_bb): Don't call add_clobbers_to_eh_landing_pad here,
3087 instead set id->eh_landing_pad_dest and assert it is the same.
3088 (copy_cfg_body): Call it here if id->eh_landing_pad_dest is non-NULL.
3090 2019-05-08 Mihail Ionescu <mihail.ionescu@arm.com>
3091 Richard Earnshaw <rearnsha@arm.com>
3094 * config/arm/arm.c (thumb1_prologue_unused_call_clobbered_lo_regs): New
3096 (thumb1_epilogue_unused_call_clobbered_lo_regs): New function.
3097 (thumb1_compute_save_core_reg_mask): Don't force a spare work
3098 register if both the epilogue and prologue can use call-clobbered
3100 (thumb1_unexpanded_epilogue): Use
3101 thumb1_epilogue_unused_call_clobbered_lo_regs. Reverse the logic for
3102 picking temporaries for restoring high regs to match that of the
3103 prologue where possible.
3104 (thumb1_expand_prologue): Add any usable call-clobbered low registers to
3105 the list of work registers. Detect if the return address is still live
3106 at the end of the prologue and avoid using it for a work register if so.
3107 If the return address is not live, add LR to the list of pushable regs
3108 after the first pass.
3110 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
3112 PR tree-optimization/90078
3113 * tree-ssa-loop-ivopts.c (inttypes.h): Include new header file.
3114 (INFTY): Increase the value for infinite cost.
3115 (struct comp_cost): Promote type of members to int64_t.
3116 (infinite_cost): Don't set complexity in initialization.
3117 (comp_cost::operator +,-,+=,-+,/=,*=): Assert when cost computation
3118 overflows to infinite_cost.
3119 (adjust_setup_cost): Promote type of parameter and cost computation
3121 (struct ainc_cost_data, struct iv_ca): Promote type of member to
3123 (get_scaled_computation_cost_at, determine_iv_cost): Promote type of
3124 cost computation to int64_t.
3125 (determine_group_iv_costs, iv_ca_dump, find_optimal_iv_set): Use
3126 int64_t's format specifier in dump.
3128 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
3130 PR tree-optimization/90240
3131 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Scale cost
3132 with respect to scaling factor pre-computed for each basic block.
3133 (try_improve_iv_set): Return bool if best_cost equals to iv_ca cost.
3134 (find_optimal_iv_set_1): Free iv_ca set if it has infinite_cost.
3135 (COST_SCALING_FACTOR_BOUND, determine_scaling_factor): New.
3136 (tree_ssa_iv_optimize_loop): Call determine_scaling_factor. Extend
3137 live range for array of loop's basic blocks. Cleanup aux field of
3138 loop's basic blocks.
3140 2019-05-08 Jakub Jelinek <jakub@redhat.com>
3142 PR tree-optimization/90356
3143 * match.pd ((X +/- 0.0) +/- 0.0): Optimize into X +/- 0.0 if possible.
3145 2019-05-07 Wei Xiao <wei3.xiao@intel.com>
3147 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512BF16_SET
3148 OPTION_MASK_ISA_AVX512BF16_UNSET, OPTION_MASK_ISA2_AVX512BW_UNSET): New.
3149 (OPTION_MASK_ISA2_AVX512F_UNSET): Add OPTION_MASK_ISA_AVX512BF16_UNSET.
3150 (ix86_handle_option): Handle -mavx512bf16.
3151 * config.gcc: Add avx512bf16vlintrin.h and avx512bf16intrin.h
3153 * config/i386/avx512bf16vlintrin.h: New.
3154 * config/i386/avx512bf16intrin.h: New.
3155 * config/i386/cpuid.h (bit_AVX512BF16): New.
3156 * config/i386/driver-i386.c (host_detect_local_cpu): Detect BF16.
3157 * config/i386/i386-builtin-types.def: Add new types.
3158 * config/i386/i386-builtin.def: Add new builtins.
3159 * config/i386/i386-c.c (ix86_target_macros_internal): Define
3161 * config/i386/i386-option.c (ix86_target_string): Add -mavx512bf16.
3162 (ix86_option_override_internal): Handle BF16.
3163 (ix86_valid_target_attribute_inner_p): Ditto.
3164 * config/i386/i386-expand.c (ix86_expand_args_builtin): Ditto.
3165 * config/i386/i386-builtin.c (enum processor_features): Add
3167 (static const _isa_names_table isa_names_table): Ditto.
3168 * config/i386/i386.h (TARGET_AVX512BF16, TARGET_AVX512BF16_P): New.
3169 (PTA_AVX512BF16): Ditto.
3170 * config/i386/i386.opt: Add -mavx512bf16.
3171 * config/i386/immintrin.h: Include avx512bf16intrin.h
3172 and avx512bf16vlintrin.h.
3173 * config/i386/sse.md (avx512f_cvtne2ps2bf16_<mode><mask_name>,
3174 avx512f_cvtneps2bf16_<mode><mask_name>,
3175 avx512f_dpbf16ps_<mode><mask_half_name>): New define_insn patterns.
3176 * config/i386/subst.md (mask_half): Add new subst.
3177 * doc/invoke.texi: Document -mavx512bf16.
3179 2019-05-07 Segher Boessenkool <segher@kernel.crashing.org>
3181 * config/rs6000/rs6000-protos.h (rs6000_legitimize_reload_address_ptr):
3183 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Delete.
3184 (rs6000_debug_legitimize_reload_address): Delete.
3185 (rs6000_legitimize_reload_address_ptr): Delete.
3186 (rs6000_option_override_internal): Adjust.
3187 (mem_operand_gpr): Adjust comment.
3188 (legitimate_lo_sum_address_p): Ditto.
3189 (rs6000_legitimize_reload_address): Delete.
3190 (rs6000_debug_legitimize_reload_address): Delete.
3191 * config/rs6000/rs6000.h (LEGITIMIZE_RELOAD_ADDRESS): Delete.
3193 2019-05-07 Kelvin Nilsen <kelvin@gcc.gnu.org>
3196 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3197 In handling of ALTIVEC_BUILTIN_VEC_INSERT, use modular arithmetic
3198 to compute vector element selector for both constant and variable
3201 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
3203 * config/i386/i386.md (cvt_mnemonic): New mode attribute.
3204 (ashr<mode>3_cvt): Merge insn pattern from ashrsi3_cvt and
3205 ashrdi3_cvt using SWI48 mode iterator.
3207 2019-05-07 Alejandro Martinez <alejandro.martinezvicente@arm.com>
3209 * config/aarch64/aarch64-sve.md (<su>abd<mode>_3): New define_expand.
3210 (aarch64_<su>abd<mode>_3): Likewise.
3211 (*aarch64_<su>abd<mode>_3): New define_insn.
3212 (<sur>sad<vsi2qi>): New define_expand.
3213 * config/aarch64/iterators.md: Added MAX_OPP attribute.
3214 * tree-vect-loop.c (use_mask_by_cond_expr_p): Add SAD_EXPR.
3215 (build_vect_cond_expr): Likewise.
3217 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
3219 * cfgexpand.c (asm_clobber_reg_is_valid): Reject
3220 clobbers outside of accessible_reg_set.
3221 * config/i386/i386.c (ix86_conditional_register_usage):
3222 Disable register sets by clearing corresponding bits in
3223 accessible_reg_set. Do not set corresponding bits in fixed_regs,
3224 call_used_regs and don't clear corresponding reg_names array members.
3226 2019-05-07 Richard Biener <rguenther@suse.de>
3228 * tree-vect-stmts.c (vect_is_simple_cond): When vectype is
3229 not specified still compute a comp_vectype for invariant
3232 2019-05-07 Richard Biener <rguenther@suse.de>
3234 PR tree-optimization/90316
3235 * tree-ssa-pre.c (translate_vuse_through_block): When
3236 same_valid is NULL do not bother to search for a virtual
3238 (phi_translate_1): When operands changed we cannot keep
3239 the same value-number so do not bother to ask whether
3240 that's possible from translate_vuse_through_block.
3242 2019-05-07 Martin Liska <mliska@suse.cz>
3244 * bitmap.c (bitmap_register): Come up with
3245 alloc_descriptor_max_uid and assign it for
3247 (register_overhead): Use get_descriptor as
3249 (release_overhead): New.
3250 (bitmap_elem_to_freelist): Call it.
3251 (bitmap_elt_clear_from): Likewise.
3252 (bitmap_obstack_free): Likewise.
3253 (bitmap_move): Sensitively release memory.
3254 * bitmap.h (struct GTY): Add alloc_descriptor and padding.
3255 (bitmap_initialize): Initialize alloc_descriptor to zero.
3256 * tree-ssa-pre.c (do_hoist_insertion): Use bitmap_move.
3258 2019-05-07 Richard Biener <rguenther@suse.de>
3260 * tree-vect-slp.c (vect_build_slp_tree_2): Bump size whenever
3261 we build a SLP node. Remove max_size and limiting.
3262 (vect_analyze_slp_instance): Record and dump size of the SLP graph.
3264 2019-05-07 Richard Biener <rguenther@suse.de>
3266 PR tree-optimization/90316
3267 * tree-ssa-alias.h (get_continuation_for_phi): Take walking
3269 (walk_non_aliased_vuses): Take walking limit argument.
3270 * tree-ssa-alias.c (maybe_skip_until): Take limit and abort
3271 walking if it is reached instead of just counting.
3272 (get_continuation_for_phi): Likewise.
3273 (walk_non_aliased_vuses): Likewise, instead of leaving counter
3274 limiting to the callback.
3275 * tree-ssa-sccvn.c (vn_reference_lookup_2): Adjust.
3276 (vn_reference_lookup_3): Likewise.
3277 (vn_reference_lookup_pieces): Likewise.
3278 (vn_reference_lookup): Likewise.
3279 * tree-ssa-pre.c (translate_vuse_through_block): Limit walking.
3280 * tree-ssa-scopedtables.c (vuse_eq): Adjust.
3281 (avail_exprs_stack::lookup_avail_expr): Likewise.
3283 2019-05-07 Jan Hubicka <hubicka@ucw.cz>
3285 * tree-ssa-alias.c (aliasing_component_refs_p): Continue looking
3286 for comparaible types in the second direction even if first one
3287 hits incomparable type.
3289 2019-05-07 Richard Biener <rguenther@suse.de>
3292 * lto-wrapper.c (debug_objcopy): Use the original filename
3293 including archive offset for the filename used for -save-temps.
3295 2019-05-07 Li Jia He <helijia@linux.ibm.com>
3297 * tree-ssa-phiopt.c (two_value_replacement): Fix a typo in parameter
3300 2019-05-06 H.J. Lu <hongjiu.lu@intel.com>
3301 Hongtao Liu <hongtao.liu@intel.com>
3305 * config/i386/i386-expand.c (ix86_expand_sse_comi_round):
3306 Modified, original implementation isn't correct.
3308 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3310 * config/rs6000/rs6000.md (FIRST_ALTIVEC_REGNO, LAST_ALTIVEC_REGNO)
3311 (LR_REGNO, CTR_REGNO, CA_REGNO, ARG_POINTER_REGNUM, CR0_REGNO)
3312 (CR1_REGNO, CR2_REGNO, CR3_REGNO, CR4_REGNO, CR5_REGNO, CR6_REGNO)
3313 (CR7_REGNO, MAX_CR_REGNO, VRSAVE_REGNO, VSCR_REGNO)
3314 (FRAME_POINTER_REGNUM): Change numbering.
3315 * config/rs6000/rs6000.c (rs6000_reg_names): Adjust.
3316 (alt_reg_names): Adjust.
3317 (rs6000_conditional_register_usage): Don't mark hard register 64 as
3319 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
3320 (DWARF_FRAME_REGISTERS): Delete.
3321 (DWARF2_FRAME_REG_OUT): Fix whitespace.
3322 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
3324 (REG_ALLOC_ORDER): Adjust.
3325 (FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM): Adjust.
3326 (REG_CLASS_CONTENTS): Adjust.
3327 (RETURN_ADDR_RTX): Change comment.
3328 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use ARG_POINTER_REGNUM
3330 (REGISTER_NAMES): Adjust.
3331 (ADDITIONAL_REGISTER_NAMES): Adjust.
3332 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
3334 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3336 * config/rs6000/rs6000.md (TFHAR_REGNO, TFIAR_REGNO, TEXASR_REGNO):
3338 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
3339 (DWARF_FRAME_REGISTERS): Adjust.
3340 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
3342 (REG_ALLOC_ORDER): Adjust.
3343 (enum reg_class): Delete SPR_REGS.
3344 (REG_CLASS_NAMES): Delete SPR_REGS.
3345 (REG_CLASS_CONTENTS): Delete SPR_REGS. Adjust for deleted TM regs.
3346 (REGISTER_NAMES): Adjust.
3347 (ADDITIONAL_REGISTER_NAMES): Adjust.
3348 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
3349 * config/rs6000/htm.md (htm_mfspr_<mode>, htm_mtspr_<mode>): Adjust.
3350 * config/rs6000/predicates.md (htm_spr_reg_operand): Delete.
3351 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Adjust.
3352 (htm_spr_regno): Delete.
3353 (htm_expand_builtin): Adjust: the HTM builtins now have one fewer
3355 (rs6000_dbx_register_number): Adjust.
3357 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3359 * config/rs6000/rs6000.h (PRE_GCC3_DWARF_FRAME_REGISTERS): Delete.
3361 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3363 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Handle
3364 FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM, and 64 (which was MQ).
3366 2019-05-06 Jakub Jelinek <jakub@redhat.com>
3368 PR tree-optimization/88709
3369 PR tree-optimization/90271
3370 * params.def (PARAM_STORE_MERGING_MAX_SIZE): New parameter.
3371 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Handle
3372 non-clobber CONSTRUCTORs with no elts. Remove useless tmp_int
3374 (imm_store_chain_info::coalesce_immediate_stores): Punt if the size
3375 of the store merging group is larger than
3376 PARAM_STORE_MERGING_MAX_SIZE parameter.
3377 (split_group): Add bzero_first argument. If set, always emit first
3378 the first store which must be = {} of the whole area and then for the
3379 rest of the stores consider all zero bytes as paddings.
3380 (imm_store_chain_info::output_merged_store): Check if first store
3381 is = {} of the whole area and if yes, determine which setting of
3382 bzero_first for split_group gives smaller number of stores. Adjust
3383 split_group callers.
3384 (lhs_valid_for_store_merging_p): Allow decls.
3385 (rhs_valid_for_store_merging_p): Allow non-clobber CONTRUCTORs with
3387 (pass_store_merging::process_store): Likewise.
3389 2019-05-06 Kelvin Nilsen <kelvin@gcc.gnu.org>
3392 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
3393 handling of V1TImode.
3395 2019-05-06 Uroš Bizjak <ubizjak@gmail.com>
3398 * config.gcc (i[34567]86-*-*, x86_64-*-*): Move tests for enable_cld
3399 and enable_frame_pointer ...
3400 * configure.ac: ... here. Update help strings for
3401 --enable-frame-pointer.
3402 * configure: Regenerate.
3403 * config/i386/i386-options.c (ix86_option_override_internal): Remove
3404 USE_X86_64_FRAME_POINTER define, use USE_IX86_FRAME_POINTER instead.
3405 * config/i386/sol2.h (USE_IX86_FRAME_POINTER): Remove.
3406 (USE_X86_64_FRAME_POINTER): Ditto.
3408 2019-05-06 Martin Liska <mliska@suse.cz>
3410 * config.gcc: Append to target_gtfiles and fix indentation.
3412 2019-05-06 Richard Biener <rguenther@suse.de>
3414 PR tree-optimization/90358
3415 * tree-vect-stmts.c (get_group_load_store_type): Properly
3416 detect unused upper half of load.
3417 (vectorizable_load): Likewise.
3419 2019-05-06 Richard Biener <rguenther@suse.de>
3421 PR tree-optimization/88828
3422 * tree-ssa-forwprop.c (get_bit_field_ref_def): Split out from...
3423 (simplify_vector_constructor): ...here. Handle constants in
3426 2019-05-06 Richard Biener <rguenther@suse.de>
3428 PR tree-optimization/90328
3429 * tree-data-ref.h (dr_may_alias_p): Pass in the actual loop nest.
3430 * tree-data-ref.c (dr_may_alias_p): Check whether the clique
3431 is valid in the loop nest before using it.
3432 (initialize_data_dependence_relation): Adjust.
3433 * graphite-scop-detection.c (build_alias_set): Pass the SCOP enclosing
3434 loop as loop-nest to dr_may_alias_p.
3436 2019-05-06 Richard Biener <rguenther@suse.de>
3438 * dwarf2out.c (mem_loc_descriptor): Initialize int_mode.
3440 2019-05-06 Richard Biener <rguenther@suse.de>
3442 PR tree-optimization/90316
3443 * tree-ssa-alias.c (maybe_skip_until): Pass in target BB,
3444 compute target on demand.
3445 (get_continuation_for_phi): Remove code walking stmts to
3446 get to a target virtual operand which could end up being
3449 2019-05-06 Martin Liska <mliska@suse.cz>
3452 * config/i386/i386-options.c (ix86_option_override_internal): Error only
3453 when -mabi is selected to a non-default version.
3455 2019-05-06 Hrishikesh Kulkarni <hrishikeshparag@gmail.com>
3456 Martin Liska <mliska@suse.cz>
3458 * Makefile.in: Add lto-dump.texi.
3459 * cgraph.h: Add new functions get_visibility_string and
3460 get_symtab_type_string.
3461 * doc/gcc.texi: Include lto-dump section.
3462 * doc/lto-dump.texi: New file.
3463 * dumpfile.c (dump_switch_p_1): Use parse_dump_option.
3464 (parse_dump_option): Factor out this function.
3465 * dumpfile.h (enum dump_flag): Add new value TDF_ERROR.
3466 (parse_dump_option): Export the function.
3467 * symtab.c (symtab_node::get_visibility_string): New function.
3468 (symtab_node::get_symtab_type_string): Likewise.
3470 2019-05-06 Martin Liska <mliska@suse.cz>
3472 * config/i386/i386-builtins.c: New file.
3473 * config/i386/i386-builtins.h: New file.
3474 * config/i386/i386-expand.c: New file.
3475 * config/i386/i386-expand.h: New file.
3476 * config/i386/i386-features.c: New file.
3477 * config/i386/i386-features.h: New file.
3478 * config/i386/i386-options.c: New file.
3479 * config/i386/i386-options.h: New file.
3480 * config.gcc: Add new files into extra_objs and
3482 * config/i386/i386.c: Split content of the file
3483 into newly introduced files.
3484 * config/i386/i386.h: Declare common variables
3486 * config/i386/t-i386: Define dependencies for new files.
3488 2019-05-03 Richard Earnshaw <rearnsha@arm.com>
3491 * config/arm/arm.md (unaligned_loadsi): Add variant for thumb1.
3492 Restrict 'all' variant to 32-bit configurations.
3493 (unaligned_loadhiu): Likewise.
3494 (unaligned_storehi): Likewise.
3495 (unaligned_storesi): Likewise.
3496 (unaligned_loadhis): Disable when compiling for thumb1.
3498 2019-05-03 Marc Glisse <marc.glisse@inria.fr>
3500 PR tree-optimization/90269
3501 * tree-loop-distribution.c (find_seed_stmts_for_distribution):
3504 2019-05-03 Martin Liska <mliska@suse.cz>
3506 * hash-map.h: Add is_empty function.
3507 * hash-set.h: Likewise.
3508 * hash-table.h: Likewise.
3509 * dwarf2out.c (dwarf2out_finish): Use is_empty instead of
3510 elements () == 0 (and similar usages).
3511 * gimple-ssa-store-merging.c (pass_store_merging::terminate_and_process_all_chains): Likewise.
3512 * gimplify.c (gimplify_bind_expr): Likewise.
3513 (gimplify_switch_expr): Likewise.
3514 * hash-map-tests.c (test_map_of_strings_to_int): Likewise.
3515 * ipa-icf.c (sem_item_optimizer::remove_symtab_node): Likewise.
3516 * postreload-gcse.c (dump_hash_table): Likewise.
3517 (gcse_after_reload_main): Likewise.
3518 * predict.c (combine_predictions_for_bb): Likewise.
3519 * tree-parloops.c (reduction_phi): Likewise.
3520 (separate_decls_in_region): Likewise.
3521 (transform_to_exit_first_loop): Likewise.
3522 (gen_parallel_loop): Likewise.
3523 (gather_scalar_reductions): Likewise.
3524 (try_create_reduction_list): Likewise.
3525 * var-tracking.c (dump_vars): Likewise.
3526 (emit_notes_for_changes): Likewise.
3527 (vt_emit_notes): Likewise.
3529 2019-05-03 Richard Biener <rguenther@suse.de>
3531 PR tree-optimization/90316
3532 * tree-ssa-pre.c (pass_pre::execute): Re-compute DOM fast queries
3535 2019-05-03 Richard Biener <rguenther@suse.de>
3537 * tree-vect-stmts.c (get_group_load_store_type): Avoid
3538 peeling for gaps by loading only lower halves of vectors
3540 (vectorizable_load): Likewise.
3542 2019-05-03 Richard Biener <rguenther@suse.de>
3545 * match.pd: Add pattern to optimize (A / B) * B + (A % B) to A.
3547 2019-05-03 Richard Biener <rguenther@suse.de>
3550 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)):
3551 Handle STRING_CST vs DECL or STRING_CST.
3553 2019-05-03 Richard Biener <rguenther@suse.de>
3555 PR tree-optimization/88963
3556 * tree-ssa-forwprop.c (pass_forwprop::execute): Rewrite
3557 vector loads feeding only BIT_FIELD_REFs to component
3558 loads. Rewrite stores fed by CONSTRUCTORs to component
3561 2019-05-03 Jakub Jelinek <jakub@redhat.com>
3563 * opts.h (finish_options): Remove lang_mask argument.
3564 (print_help, help_option_argument): Declare.
3565 * opts.c (print_help): Remove forward declaration, no longer static.
3566 (finish_options): Remove lang_mask argument, don't call print_help
3568 * opts-global.c (decode_options): Adjust finish_option caller, call
3571 PR tree-optimization/90303
3572 * ipa-devirt.c (obj_type_ref_class, get_odr_type): Don't use
3573 TYPE_CANONICAL for TYPE_STRUCTURAL_EQUALITY_P types in !in_lto_p mode.
3575 2019-05-03 Richard Biener <rguenther@suse.de>
3577 PR tree-optimization/89698
3578 * gimple-fold.c (canonicalize_constructor_val): Early out
3579 for constants, handle unfolded INTEGER_CSTs as they appear in
3580 C++ virtual table ctors.
3582 2019-05-03 Richard Biener <rguenther@suse.de>
3584 * passes.c (execute_function_todo): Remove dead code.
3586 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
3588 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Do not use
3589 the internal register number, for any "real" register.
3591 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
3593 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Return the
3594 correct numbers for TFHAR, TFIAR, TEXASR.
3596 2019-05-02 Richard Biener <rguenther@suse.de>
3598 PR tree-optimization/89653
3599 * tree-ssa-loop.c (pass_data_tree_loop_init): Execute
3600 update-address-taken before the pass.
3601 * passes.def (pass_tree_loop_init): Put comment before it.
3603 2019-05-02 Richard Biener <rguenther@suse.de>
3605 PR tree-optimization/89509
3606 * tree-ssa-structalias.c (compute_dependence_clique): Look
3607 at the first subvar when determining whether it is restrict.
3609 2019-05-02 Richard Biener <rguenther@suse.de>
3611 PR tree-optimization/90273
3612 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Eliminate
3613 useless debug stmts.
3615 2019-05-02 Alejandro Martinez <alejandro.martinezvicente@arm.com>
3617 * config/aarch64/aarch64-sve.md (<sur>dot_prod<vsi2qi>): Taken from SVE
3619 * config/aarch64/iterators.md: Copied Vetype_fourth, VSI2QI and vsi2qi from
3621 * tree-vect-loop.c (use_mask_by_cond_expr_p): New function to check if a
3622 VEC_COND_EXPR be inserted to emulate a conditional internal function.
3623 (build_vect_cond_expr): Emit the VEC_COND_EXPR.
3624 (vectorizable_reduction): Use the functions above to vectorize in a
3625 fully masked loop codes that don't have a conditional internal
3628 2019-05-02 Martin Liska <mliska@suse.cz>
3630 * cgraphclones.c: Call valid_attribute_p with 1 for
3632 * config/i386/i386-c.c (ix86_pragma_target_parse): Use 0 as
3633 it's for target attribute.
3634 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
3635 Add new boolean argument.
3636 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
3638 (ix86_valid_target_attribute_tree): Pass target_clone_attr
3639 to ix86_valid_target_attribute_inner_p.
3640 (ix86_valid_target_attribute_p): Pass flags argument to
3641 ix86_valid_target_attribute_inner_p.
3642 (get_builtin_code_for_version): Use 0 as it's target attribute.
3644 2019-05-02 Martin Liska <mliska@suse.cz>
3646 * gcc.c (process_command): Add dummy file only
3648 * opts-global.c (decode_options): Pass lang_mask.
3649 * opts.c (print_help): New function.
3650 (finish_options): Print --help if help_option_argument
3652 (common_handle_option): Factor out content of OPT__help_
3654 * opts.h (finish_options): Add new argument.
3656 2019-05-02 Martin Liska <mliska@suse.cz>
3659 * config/i386/i386.c (ix86_expand_strlen): Use strlen call.
3660 With -minline-all-stringops use inline expansion using 4B loop.
3661 * doc/invoke.texi: Document the change of
3662 -minline-all-stringops.
3664 2019-05-01 Jeff Law <law@redhat.com>
3666 PR tree-optimization/88797
3667 * gimple-ssa-split-paths (is_feasible_trace): Reject cases where the
3668 PHI feeds a conditional on the RHS of an assignment.
3670 2019-04-30 Andrew Waterman <andrew@sifive.com>
3671 Jim Wilson <jimw@sifive.com>
3673 * config/riscv/constraints.md (L): New.
3674 * config/riscv/predicates.md (lui_operand): New.
3675 (sfb_alu_operand): New.
3676 * config/riscv/riscv-protos.h (riscv_expand_conditional_move): Declare.
3677 * config/riscv/riscv.c (riscv_expand_conditional_move): New.
3678 * config/riscv/riscv.h (TARGET_SFB_ALU): New.
3679 * config/riscv/risc.md (type): Add sfb_alu.
3680 (branch<mode>): Renamed from branch_order<mode>. Change predicate for
3681 operand 3 to reg_or_0_operand. In output string, change %3 to %z3.
3682 (branch_zero<mode>): Delete.
3684 (mov<GPR:mode><X:mode>cc): Likewise.
3685 * config/riscv/sifive-7.md (sifive_7_sfb_alu): New. Use in bypasses.
3687 2019-04-30 Nathan Sidwell <nathan@acm.org>
3689 * tree.h (MARK_TS_EXP): New.
3691 2019-04-30 Martin Liska <mliska@suse.cz>
3693 * opts.c (enable_warning_as_error): Provide hints
3694 for unknown options.
3696 2019-04-30 Martin Liska <mliska@suse.cz>
3699 * doc/invoke.texi: Add missing dash for gas-locview-support
3700 and gno-as-locview-support.
3702 2019-04-30 Jakub Jelinek <jakub@redhat.com>
3705 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Don't skip
3706 whitespace at the start of target attribute string.
3708 2019-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3711 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
3712 Define __ARM_FEATURE_ATOMICS.
3714 2019-04-30 Martin Liska <mliska@suse.cz>
3716 * gimple-fold.c (gimple_fold_builtin_memory_op): Change endp
3717 into built_in_function enum. Remove code for endp == 2 and
3718 use BUILT_IN_* constants.
3719 (gimple_fold_builtin): Call the function with fcode.
3721 2019-04-30 Martin Liska <mliska@suse.cz>
3723 * config/i386/i386.c (ix86_builtin_reciprocal): Cast
3724 DECL_FUNCTION_CODE into ix86_builtins enum before
3725 the switch statement.
3727 2019-04-30 Jakub Jelinek <jakub@redhat.com>
3729 PR tree-optimization/89475
3730 * tree-ssa-ccp.c (evaluate_stmt): Handle BUILT_IN_BSWAP{16,32,64}
3733 2019-04-30 Martin Liska <mliska@suse.cz>
3735 PR translation/90274
3736 * opts.c (print_filtered_help): Wrap string in _(...).
3738 2019-04-30 Bin Cheng <bin.cheng@linux.alibaba.com>
3740 PR tree-optimization/90240
3742 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
3744 PR tree-optimization/90078
3745 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
3746 checks for infinite_cost overflow.
3748 2019-04-29 Jeff Law <law@redhat.com>
3750 * passes.def: Move -Wrestrict pass after copy propagation.
3752 2019-04-29 Maya Rashish <coypu@sdf.org>
3754 * config.gcc (default_gnu_indirect_function): Default to yes
3755 for arm*-*-netbsd*, i[34567]86-*-netbsd*, powerpc*-*-netbsd*,
3756 sparc*-*-netbsd*, x86_64-*-netbsd*.
3758 2019-04-29 Vladislav Ivanishin <vlad@ispras.ru>
3760 * tree-ssa-uninit.c (is_pred_expr_subset_of): Correctly handle cases
3761 where cond2 is NE_EXPR.
3762 (is_value_included_in): Update comment.
3764 2019-04-29 Richard Biener <rguenther@suse.de>
3766 PR tree-optimization/90278
3767 * tree-ssa-forwprop.c (pass_forwprop::execute): Transfer/clean
3768 EH on comparison simplification.
3770 2019-04-29 Jason Merrill <jason@redhat.com>
3772 PR c++/82081 - tail call optimization breaks noexcept
3773 * tree-tailcall.c (find_tail_calls): Don't turn a call from a
3774 nothrow function to a might-throw function into a tail call.
3776 2019-04-29 Richard Sandiford <richard.sandiford@arm.com>
3778 * tree-data-ref.h (data_dependence_relation::inner_loop): Delete.
3779 (DDR_INNER_LOOP): Likewise.
3780 * tree-data-ref.c (dump_data_dependence_relation): Update accordingly.
3781 (initialize_data_dependence_relation): Likewise.
3782 (insert_innermost_unit_dist_vector): Use 0 instead of DDR_INNER_LOOP.
3784 2019-04-29 Jakub Jelinek <jakub@redhat.com>
3786 PR rtl-optimization/90257
3787 * cfgrtl.c (flow_active_insn_p): Return true for USE of a function
3791 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
3795 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
3798 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
3801 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
3803 * lra-spills.c (lra_final_code_change): Remove useless move insns.
3805 2019-04-29 Richard Biener <rguenther@suse.de>
3807 * tree-ssa.c (insert_debug_temp_for_var_def): For {CLOBBER}
3810 2019-04-27 Iain Buclaw <ibuclaw@gdcproject.org>
3812 * config/netbsd-d.c: Include memmodel.h. Remove unused tree.h,
3813 varasm.h, and netbsd-protos.h.
3815 2019-04-27 Uroš Bizjak <ubizjak@gmail.com>
3818 * config/i386/i386-protos.h (ix86_data_alignment): Change
3819 the second argument type to unsigned int.
3820 * config/i386/i386.c (ix86_data_alignment): Change "align"
3821 argument type to unsigned int.
3823 2019-04-27 Martin Liska <mliska@suse.cz>
3826 * opt-suggestions.c (option_proposer::build_option_suggestions):
3827 When get_valid_option_values returns empty values, add the
3828 misspelling candidate.
3830 2019-04-26 Jim Wilson <jimw@sifive.com>
3832 * config/riscv/riscv-protos.h (riscv_move_integer): Add machine_mode
3834 * config/riscv/riscv.c (riscv_move_integer): New parameter orig_mode.
3835 Pass orig_mode to riscv_build_integer.
3836 (riscv_split_integer): Pass mode to riscv_move_integer.
3837 (riscv_legitimize_const_move): Likewise.
3838 (riscv_legitimize_move): For MEM dest and CONST_INT src case, new local
3839 promoted_mode. Replace force_reg call with code to load constant into
3840 promoted reg and then subreg it for the store.
3841 * config/riscv/riscv.md (low<mode>+1): Pass <GPR:MODE>mode to
3844 2018-04-26 Eugene Sharygin <eush@ispras.ru>
3846 * gdbhooks.py: Fix UnicodeDecodeErrors when printing trees with
3849 2019-04-26 Richard Sandiford <richard.sandiford@arm.com>
3851 * tree.h (TYPE_VECTOR_SUBPARTS, SET_TYPE_VECTOR_SUBPARTS): Add
3852 commentary about the encoding of precision.
3854 2019-04-25 Andreas Tobler <andreast@gcc.gnu.org>
3856 * config/i386/freebsd64.h: Add bits for 32-bit multilib support.
3857 * config/i386/t-freebsd64: New file.
3858 * config.gcc: Add the t-freebsd64 for multilib support.
3860 2019-04-25 Uroš Bizjak <ubizjak@gmail.com>
3862 * doc/extend.texi (vector_size): Add missing comma after @xref.
3864 2019-04-25 Jakub Jelinek <jakub@redhat.com>
3866 * BASE-VER: Set to 10.0.0.
3868 2019-04-25 Richard Biener <rguenther@suse.de>
3871 * gimplify.c (gimplify_expr): Avoid turning a lvalue
3872 VIEW_CONVERT_EXPR into one operating on an rvalue.
3874 2019-04-25 H.J. Lu <hongjiu.lu@intel.com>
3877 * config/i386/i386.c (feature_priority): Moved to file scope.
3878 (processor_features): Likewise.
3879 (processor_model): Likewise.
3880 (_arch_names_table): Likewise.
3881 (arch_names_table): Likewise.
3882 (_feature_list): Removed.
3883 (feature_list): Likewise.
3884 (_isa_names_table): Moved to file scope. Add priority.
3885 (isa_names_table): Likewise.
3886 (get_builtin_code_for_version): Replace feature_list with
3887 isa_names_table. Update error message for P_ZERO priority.
3889 2019-04-25 Richard Biener <rguenther@suse.de>
3891 * tree-pass.h (make_pass_phi_only_cprop): Remove.
3892 * timevar.def (TV_TREE_PHI_CPROP): Likewise.
3894 2019-04-24 Jeff Law <law@redhat.com>
3896 PR tree-optimization/90037
3897 * Makefile.in (OBJS): Remove tree-ssa-phionlycprop.c
3898 * passes.def: Replace all instance of phi-only cprop with the
3899 lattice propagator. Move propagation pass from after erroneous
3900 path isolation to before erroneous path isolation.
3901 * tree-ssa-phionlycprop.c: Remove.
3903 2019-04-24 Richard Biener <rguenther@suse.de>
3906 * gimple-fold.c (fold_const_aggregate_ref_1): Do multiplication
3907 by size and BITS_PER_UNIT on poly-wide-ints.
3909 2019-04-25 Richard Biener <rguenther@suse.de>
3912 * match.pd: Add pattern to simplify view-conversion of an
3915 2019-04-24 Clement Chigot <clement.chigot@atos.net>
3917 * config/rs6000/aix71.h (SUBTARGET_OVERRIDE_OPTIONS): Disable
3918 OPTION_MASK_VSX and OPTION_MASK_ALTIVEC from rs6000_isa_flags
3919 for Go on 32 bit AIX.
3920 * config/rs6000/aix72.h: Likewise.
3922 2019-04-24 Jakub Jelinek <jakub@redhat.com>
3925 * rtl.c (classify_insn): Return JUMP_INSN for asm goto.
3926 * emit-rtl.c (try_split): Copy over REG_LABEL_TARGET.
3928 2019-04-24 Andreas Krebbel <krebbel@linux.ibm.com>
3931 * config/s390/s390.c (s390_restore_gprs_from_fprs): Restore GPRs
3932 from FPRs in reverse order. Generate REG_CFA_DEF_CFA note also
3933 for restored hard frame pointer.
3934 (s390_sched_dependencies_evaluation): Implement new target hook.
3935 (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK): New macro definition.
3937 2019-04-24 Claudiu Zissulescu <claziss@sysnopsys.com>
3939 * config/arc/arc-options.def: Fix typos and spelling mistakes.
3940 * config/arc/arc.c (arc_init): Cleanup warning message.
3941 (arc_override_options): Likewise.
3943 2019-04-24 Jakub Jelinek <jakub@redhat.com>
3946 * config/i386/i386.c (ix86_expand_sse_fp_minmax): Force if_true into
3947 a register if both if_true and if_false are MEMs.
3949 PR tree-optimization/90208
3950 * tree-cfg.c (remove_bb): Move forced labels from removed bbs
3951 after labels of new_bb, not before them.
3953 PR tree-optimization/90211
3954 * tree-parloops.c (try_create_reduction_list): Ignore phi arguments
3955 which are not SSA_NAMEs.
3957 2018-04-23 Sudakshina Das <sudi.das@arm.com>
3959 * config/aarch64/aarch64-linux.h (TARGET_ASM_FILE_END): Define for
3961 (aarch64_file_end_indicate_exec_stack): Add gnu note section.
3963 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
3965 PR rtl-optimization/87979
3966 * modulo-sched.c (sms_schedule): Start ii value "mii" should
3969 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
3971 PR rtl-optimization/84032
3972 * modulo-sched.c (ps_insn_find_column): Change condition so that
3973 branch will always be the last insn in a row inside partial
3976 2019-04-23 Richard Biener <rguenther@suse.de>
3979 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Add
3980 dest_single_pred_p argument.
3981 (remove_forwarder_block): Adjust.
3982 (remove_forwarder_block_with_phi): Likewise.
3984 2019-04-23 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3985 Bernd Edlinger <bernd.edlinger@hotmail.de>
3986 Jakub Jelinek <jakub@redhat.com>
3989 * config/arm/arm.c (aapcs_vfp_is_call_or_return_candidate): Diagnose
3990 if used with general-regs-only.
3991 (arm_conditional_register_usage): Don't add non-general regs if
3993 (arm_valid_target_attribute_rec): Handle general-regs-only.
3994 * config/arm/arm.h (TARGET_HARD_FLOAT): Return false if
3996 (TARGET_HARD_FLOAT_SUB): Define.
3997 (TARGET_SOFT_FLOAT): Define as negation of TARGET_HARD_FLOAT_SUB.
3998 (TARGET_REALLY_IWMMXT): Add && !TARGET_GENERAL_REGS_ONLY.
3999 (TARGET_REALLY_IWMMXT2): Likewise.
4000 * config/arm/arm.opt: Add -mgeneral-regs-only.
4001 * doc/extend.texi: Document ARM general-regs-only target.
4002 * doc/invoke.texi: Document ARM -mgeneral-regs-only.
4004 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
4006 PR tree-optimization/90078
4007 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
4008 checks for infinite_cost overflow.
4010 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
4012 PR tree-optimization/90021
4013 * tree-chrec.c (evolution_function_is_univariate_p): New parameter
4014 and check univariate against it.
4015 * tree-chrec.h (evolution_function_is_univariate_p): New parameter.
4016 * tree-data-ref.c (add_other_self_distances): Pass new argument.
4018 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
4022 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
4025 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
4028 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
4030 * lra-spills.c (lra_final_code_change): Remove useless move insns.
4032 2019-04-21 Iain Sandoe <iain@sandoe.co.uk>
4034 * config/rs6000/rs6000.md (group_end_nop): Emit insn register
4035 names using operand format, rather than hard-wired.
4036 (speculation_barrier): Likewise.
4038 2019-04-19 Segher Boessenkool <segher@kernel.crashing.org>
4040 PR tree-optimization/88055
4041 * tree-call-cdce.c (comparison_code_if_no_nans): New function.
4042 (gen_one_condition): Use it if !HONOR_NANS.
4044 2019-04-19 Jakub Jelinek <jakub@redhat.com>
4047 * tree-outof-ssa.c (get_temp_reg): If reg_mode is BLKmode, return
4048 assign_temp instead of gen_reg_rtx.
4050 2019-04-19 Christophe Lyon <christophe.lyon@linaro.org>
4052 PR translation/90118
4053 * config/aarch64/aarch64.c (aarch64_override_options_internal):
4054 Add missing space before %<.
4056 2019-04-18 Peter Bergner <bergner@linux.ibm.com>
4058 PR rtl-optimization/87871
4059 * ira-lives.c (make_object_dead): Don't add conflicts to
4060 TOTAL_CONFLICT_HARD_REGS for register ignore_reg_for_conflicts.
4062 2019-04-18 Martin Sebor <msebor@redhat.com>
4065 * tree.h (TYPE_VECTOR_SUBPARTS): Use HOST_WIDE_INT_1U.
4066 * config/aarch64/aarch64.c (aarch64_simd_vector_alignment): Avoid
4067 assuming type size fits in SHWI.
4069 2019-04-18 Jan Hubicka <hubicka@ucw.cz>
4072 * ipa-inline.c (flatten_function): New parameter UPDATE.
4073 (ipa_inline, early_inliner): Use it.
4075 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
4077 * fold-const.c (int_const_binop): Return early on failure.
4079 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
4082 * combine.c (force_int_to_mode): Cast the argument rather than
4083 the result of known_alignment.
4084 * rtlanal.c (rtx_addr_can_trap_p_1): Use known_subrange_p.
4086 2019-04-18 Richard Biener <rguenther@suse.de>
4089 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Split
4091 (remove_forwarder_block): ... here.
4092 (remove_forwarder_block_with_phi): Also move debug stmts here.
4094 2019-04-18 Jakub Jelinek <jakub@redhat.com>
4096 PR translation/79183
4097 * gimple-ssa-sprintf.c (format_directive): Use inform_n instead of
4098 inform where appropriate.
4100 2019-04-18 Richard Biener <rguenther@suse.de>
4102 * tree.c (get_qualified_type): Put found type variants at the
4103 head of the variant list.
4105 2018-04-17 Segher Boessenkool <segher@kernel.crashing.org>
4107 * config/rs6000/rs6000.c (rs6000_register_move_cost): Fix typo.
4109 2019-04-17 Hongtao Liu <hongtao.liu@intel.com>
4112 * config/i386/avx512fintrin.h (_mm_maskz_fmadd_round_sd,
4113 _mm_maskz_fmadd_round_ss, _mm_maskz_fmsub_round_sd,
4114 _mm_maskz_fmsub_round_ss, _mm_maskz_fnmadd_round_sd,
4115 _mm_maskz_fnmadd_round_ss, _mm_maskz_fnmsub_round_sd,
4116 _mm_maskz_fnmsub_round_ss): Use _maskz builtin instead of _mask3.
4118 2019-04-17 Peter Bergner <bergner@linux.ibm.com>
4120 * ira-conflicts.c (print_allocno_conflicts): Always print something,
4121 even for allocno's with no conflicts.
4122 (print_conflicts): Print an extra newline.
4124 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
4126 * auto-inc-dec.c (attempt_change): Set the alignment of the
4127 temporary memory to that of the original.
4129 2019-04-17 Joao Moreira <jmoreira@suse.de>
4131 * targhooks.c (default_print_patchable_function_entry): Emit
4132 __patchable_function_entries section with writable flags to allow
4133 relocation resolution.
4135 2019-04-17 Jonny Grant <jg@jguk.org>
4137 * collect2.c (main): Change gcc.gnu.org URL to HTTPS.
4139 2019-04-17 Jakub Jelinek <jakub@redhat.com>
4142 * internal-fn.c (expand_mul_overflow): Don't set SUBREG_PROMOTED_VAR_P
4145 2019-04-17 Claudiu Zissulescu <claziss@synopsys.com>
4147 * config/arc/arc.c (arc_init): Format diagnostic string.
4148 (arc_override_options): Likewise.
4149 (check_if_valid_regno_const): Likewise.
4150 (arc_reorg): Likewise.
4152 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
4155 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Adjust pattern
4157 (rs6000_emit_allocate_stack_1): Simplify condition. Adjust pattern
4159 * config/rs6000/rs6000.md (bits): Add entries for SF and DF.
4160 (*movdi_update1): Use Pmode.
4161 (movdi_<mode>_update): Fix argument to avoiding_indexed_address_p.
4162 (movdi_<mode>_update_stack): Rename to ...
4163 (movdi_update_stack): ... this. Fix comment. Change condition. Don't
4165 (*movsi_update1): Use Pmode.
4166 (*movsi_update2): Use Pmode.
4167 (movsi_update): Rename to ...
4168 (movsi_<mode>_update): ... this. Use Pmode.
4169 (movsi_update_stack): Fix condition.
4170 (*movhi_update1): Use Pmode. Fix argument to
4171 avoiding_indexed_address_p.
4172 (*movhi_update2): Ditto.
4173 (*movhi_update3): Ditto.
4174 (*movhi_update4): Ditto.
4175 (*movqi_update1): Ditto.
4176 (*movqi_update2): Ditto.
4177 (*movqi_update3): Ditto.
4178 (*movsf_update1, *movdf_update1): Merge, rename to...
4179 (*mov<mode>_update1): This. Use Pmode. Fix argument to
4180 avoiding_indexed_address_p. Add "size" attribute.
4181 (*movsf_update2, *movdf_update2): Merge, rename to...
4182 (*mov<mode>_update2): This. Ditto.
4183 (*movsf_update3): Use Pmode. Fix argument to
4184 avoiding_indexed_address_p.
4185 (*movsf_update4): Ditto.
4186 (allocate_stack): Simplify condition. Adjust pattern names.
4188 2019-04-17 Jakub Jelinek <jakub@redhat.com>
4191 * config/arm/arm.c (arm_valid_target_attribute_rec): Don't skip
4192 whitespace at the start of target attribute string.
4194 2019-04-16 Pat Haugen <pthaugen@us.ibm.com>
4197 * config/rs6000/power9.md: Add store forwarding bypass.
4199 2019-04-16 Alexandre Oliva <aoliva@redhat.com>
4202 * valtrack.c (dead_debug_insert_temp): Reset debug references
4203 to the return value of a call being removed.
4205 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4207 * config/arc/arc-protos.h (arc_register_move_cost): Remove.
4208 * config/arc/arc.c (arc_register_move_cost): Re-purpose it to
4209 implement target hook.
4210 (arc_memory_move_cost): New function.
4211 (TARGET_REGISTER_MOVE_COST): Define.
4212 (TARGET_MEMORY_MOVE_COST): Likewise.
4213 * config/arc/arc.h (REGISTER_MOVE_COST): Remove.
4214 (MEMORY_MOVE_COST): Likewise.
4216 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4218 * config/arc/arc.md (sibcall_insn): Use Rcd constraint.
4219 (sibcall_value_insn): Likewise.
4220 * config/arc/constraints.md (Rs5): Remove.
4222 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4224 * config/arc/arc.c (arc_hard_regno_modes): Add two missing modes
4225 for last two fake registers.
4226 (arc_conditional_register_usage): Make sure fake frame and arg
4227 pointer regs are in general regs class.
4228 (FRAME_POINTER_MASK): Remove.
4229 (RETURN_ADDR_MASK): Remove.
4230 (arc_must_save_register): Use hard frame regnum.
4231 (frame_restore_reg): Use hard_frame_pointer_rtx.
4232 (arc_save_callee_saves): Likewise.
4233 (arc_restore_callee_saves): Likewise.
4234 (arc_save_callee_enter): Likewise.
4235 (arc_restore_callee_leave): Likewise.
4236 (arc_save_callee_milli): Likewise.
4237 (arc_eh_return_address_location): Likewise.
4238 (arc_check_multi): Use hard frame regnum.
4239 (arc_can_eliminate): Likewise.
4240 * config/arc/arc.h (FIXED_REGISTERS): Make FP register available
4241 for register allocator.
4242 (REG_CLASS_CONTENTS): Update GENERAL_REGS.
4243 (REGNO_OK_FOR_BASE_P): Consider FRAME_POINTER_REGNUM.
4244 (FRAME_POINTER_REGNUM): Change it to a fake register.
4245 (HARD_FRAME_POINTER_REGNUM): Defined.
4246 (ARG_POINTER_REGNUM): Change it to a new fake register.
4247 (ELIMINABLE_REGS): Update.
4248 (REGISTER_NAMES): Update names.
4249 * config/arc/arc.md (LP_START): Remove.
4251 (shift_si3_loop): Update pattern.
4253 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4255 * config/arc/arc.c (arc_expand_prologue): Emit blockage regardless
4256 to avoid delay slot scheduling.
4257 (arc_must_save_register): Don't save SP.
4258 * config/arc/arc.md (stack_tie): Remove.
4259 (UNSPEC_ARC_STKTIE): Likewise.
4261 2019-04-16 Kito Cheng <kito.cheng@gmail.com>
4262 Shiva Chen <shiva0217@gmail.com>
4264 * config/nds32/nds32-md-auxiliary.c (nds32_split_ashiftdi3): Fix wrong
4265 code gen with large shift amount.
4267 2019-04-16 Chung-Ju Wu <jasonwucj@gmail.com>
4269 * config/nds32/nds32-pipelines-auxiliary.c (wext_odd_dep_p): Handle
4272 2019-04-16 Jakub Jelinek <jakub@redhat.com>
4275 * config/i386/i386.c (ix86_target_string): Add ADD_ABI_P argument, only
4276 print -m64/-mx32/-m32 if it is true.
4277 (ix86_debug_options, ix86_function_specific_print): Pass true as
4278 ADD_ABI_P to ix86_target_string.
4279 (ix86_expand_builtin): Adjust ix86_target_string caller, pass true as
4280 ADD_ABI_P only if OPTION_MASK_ISA_64BIT is set in bisa and in that case
4281 or into it OPTION_MASK_ISA_ABI_64 or OPTION_MASK_ISA_ABI_X32.
4283 PR rtl-optimization/90082
4284 * dce.c (can_delete_call): New function.
4285 (deletable_insn_p, mark_insn): Use it.
4287 PR tree-optimization/90090
4288 * tree-ssa-math-opts.c (is_division_by): Ignore divisions that can
4290 (is_division_by_square): Likewise. Formatting fix.
4292 2019-04-16 Richard Biener <rguenther@suse.de>
4294 PR tree-optimization/56049
4295 * tree-ssa-loop-im.c (mem_ref_hasher::equal): Elide alias-set
4296 equality check if alias-set zero will prevail.
4298 2019-04-15 Jeff Law <law@redhat.com>
4300 * config/microblaze/microblaze.c (microblaze_expand_block_move): Treat
4301 size and alignment as unsigned.
4303 2019-04-15 Richard Biener <rguenther@suse.de>
4306 * tree-loop-distribution.c (destroy_loop): Preserve correct
4309 2019-04-15 Richard Biener <rguenther@suse.de>
4311 PR tree-optimization/90071
4312 * tree-ssa-reassoc.c (init_range_entry): Do not pick up
4313 abnormal operands from def stmts.
4315 2019-04-15 Segher Boessenkool <segher@kernel.crashing.org>
4317 PR rtl-optimization/89794
4318 * combine.c (count_auto_inc): New function.
4319 (try_combine): Count how many auto_inc expressions there were in the
4320 original instructions. Ensure we have the same number in the new
4321 instructions. Remove the code that tried to ensure auto_inc side
4322 effects on i1 and i0 are not lost.
4324 2019-04-15 Richard Biener <rguenther@suse.de>
4327 * tree.h (auto_var_p): Declare.
4328 * tree.c (auto_var_p): New function, split out from ...
4329 (auto_var_in_fn_p): ... here.
4330 * tree-ssa-structalias.c (struct variable_info): Add shadow_var_uid
4332 (new_var_info): Initialize it.
4333 (set_uids_in_ptset): Also set the shadow variable uid if required.
4334 (ipa_pta_execute): Postprocess points-to solutions assigning
4335 shadow variable uids for locals that may reach their containing
4336 function recursively.
4337 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Do not
4338 assert but instead check whether the points-to solution is
4341 2019-04-15 Martin Jambor <mjambor@suse.cz>
4344 * cgraph.c (clone_of_p): Loop over clone chain for each step in
4347 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
4349 * config.gcc (nds32*-*-linux*): Set gcc_cv_initfini_array to yes.
4351 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
4352 Kito Cheng <kito.cheng@gmail.com>
4353 Shiva Chen <shiva0217@gmail.com>
4355 * config/nds32/nds32-md-auxiliary.c
4356 (nds32_legitimize_pic_address): Use new PIC pattern.
4357 (nds32_legitimize_tls_address): Use new TLS pattern.
4358 (nds32_output_symrel): New.
4359 * config/nds32/nds32-protos.h (nds32_output_symrel): Declare.
4360 (nds32_alloc_relax_group_id): Ditto.
4361 * config/nds32/nds32-relax-opt.c (nds32_alloc_relax_group_id): New.
4362 (nds32_group_insns): Use nds32_alloc_relax_group_id instead of use
4364 (nds32_group_tls_insn): Ditto.
4365 (nds32_group_float_insns): Ditto.
4366 * config/nds32/nds32.md (tls_le): New.
4369 2019-04-15 Chung-Ju Wu <jasonwucj@gmail.com>
4371 * configure: Add nds32 target for dwarf2 debug_line checking.
4372 * configure.ac: Regenerated.
4374 2019-04-14 Jan Hubicka <hubicka@ucw.cz>
4377 * ipa-devirt.c (skip_in_fields_list_p): New.
4378 (odr_types_equivalent_p): Use it.
4380 2019-04-13 Jakub Jelinek <jakub@redhat.com>
4383 * config/arm/arm.c (arm_valid_target_attribute_rec): Use strcmp
4384 instead of strncmp when checking for thumb and arm. Formatting fixes.
4386 2019-04-12 Iain Buclaw <ibuclaw@gdcproject.org>
4388 * doc/install.texi: Document --with-target-system-zlib.
4390 2019-04-12 Martin Sebor <msebor@redhat.com>
4396 * targhooks.c (default_vector_alignment): Avoid assuming
4397 argument fits in SHWI.
4398 * tree.h (TYPE_VECTOR_SUBPARTS): Avoid sign overflow in
4400 * doc/extend.texi (__builtin_has_attribute): Add a clarifying note.
4402 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4404 PR rtl-optimization/89965
4405 * dce.c: Include rtl-iter.h.
4406 (struct check_argument_load_data): New type.
4407 (check_argument_load): New function.
4408 (find_call_stack_args): Check for loads from stack slots still tracked
4409 in sp_bytes and punt if any is found.
4411 * config/mips/loongson-mmiintrin.h: Fix up #error message.
4413 2019-04-12 Jan Hubicka <hubicka@ucw.cz>
4415 * params.def (PARAM_MAX_LTO_STREAMING_PARALLELISM): New parameter.
4416 * doc/invoke.texi (max-lto-streaming-paralellism): New --param.
4418 2019-04-12 Martin Liska <mliska@suse.cz>
4421 * multiple_target.c (create_dispatcher_calls): Wrap ifunc
4423 (separate_attrs): Handle multiple 'default's.
4424 (expand_target_clones): Rework error handling code.
4426 2019-04-12 Kelvin Nilsen <kelvin@gcc.gnu.org>
4429 * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): Use inner
4430 mode of vector rather than mode of destination for move instruction.
4431 * config/rs6000/vsx.md (*vsx_extract_<mode>_<VS_scalar>mode_var):
4432 Use QI inner mode with V16QI vector mode.
4434 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4437 * config/tilepro/tilepro.c (tilepro_print_operand): Use just
4438 "invalid %%t operand" in output_operand_lossage message.
4440 2019-04-12 Andreas Krebbel <krebbel@linux.ibm.com>
4442 * config/s390/predicates.md (permute_pattern_operand): New
4444 * config/s390/vector.md ("*vec_splats_bswap_vec<mode>"): Add USE
4445 operand for the permute pattern.
4446 ("*vec_perm<mode>"): New insn definition.
4447 ("bswap<mode>"): Generate the permute pattern operand in the
4448 expander and perform the operand reloads for pre arch13 level
4450 ("*bswap<mode>_emu"): Rename to ...
4451 ("*bswap<mode>"): ... this. And make the splitter vxe2 only.
4452 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>"):
4453 Add the USE operand for the permute pattern.
4454 ("*vec_set_bswap_vec<mode>"): Likewise.
4456 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4459 * varasm.c (assemble_start_function): Don't use tree_fits_uhwi_p
4460 and gcc_unreachable if it fails, just call tree_to_uhwi which
4461 verifies that too. Test TREE_CHAIN instead of list_length > 1.
4462 Start warning message with a lower-case letter. Formatting fixes.
4464 PR rtl-optimization/90026
4465 * cfgcleanup.c (try_optimize_cfg): When removing empty bb with no
4466 successors, look for BARRIERs inside of the whole BB_FOOTER chain
4467 rather than just at the start of it. If e->src BB_FOOTER is not NULL
4468 in cfglayout mode, use emit_barrier_after_bb.
4470 2018-04-11 Steve Ellcey <sellcey@marvell.com>
4472 PR rtl-optimization/87763
4473 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>4_noshift_alt):
4476 2019-04-11 Tom de Vries <tdevries@suse.de>
4478 * doc/extend.texi (@node Statement Exprs): Note variable shadowing at
4479 max macro using statement expression.
4481 2019-04-11 David Edelsohn <dje.gcc@gmail.com>
4483 * xcoffout.h (xcoff_private_rodata_section_name): Declare.
4484 * xcoffout.c (xcoff_private_rodata_section_name): Define.
4485 * config/rs6000/rs6000.c (rs6000_xcoff_asm_init_sections): Create
4486 read_only_private_data_section using xcoff_private_rodata_section_name.
4487 (rs6000_xcoff_file_start): Generate xcoff_private_rodata_section_name.
4489 2019-04-11 Christophe Lyon <christophe.lyon@linaro.org>
4492 * config/aarch64/aarch64.opt (msve-vector-bits): Add missing final '.'.
4494 2019-04-11 Jakub Jelinek <jakub@redhat.com>
4496 PR rtl-optimization/89965
4497 * dce.c (sp_based_mem_offset): New function.
4498 (find_call_stack_args): Use sp_based_mem_offset.
4500 2019-04-11 Jonathan Wakely <jwakely@redhat.com>
4502 * doc/invoke.texi (Optimize Options): Clarify -flive-patching docs.
4504 2019-04-11 Richard Biener <rguenther@suse.de>
4506 PR tree-optimization/90020
4507 * tree-ssa-sccvn.c (vn_reference_may_trap): New function.
4508 * tree-ssa-sccvn.h (vn_reference_may_trap): Declare.
4509 * tree-ssa-pre.c (compute_avail): Use it to not put
4510 possibly trapping references after a call that might not
4511 return into EXP_GEN.
4512 * gcse.c (compute_hash_table_work): Do not elide
4513 marking a block containing a call if the call might not
4516 2019-04-11 Richard Biener <rguenther@suse.de>
4518 PR tree-optimization/90018
4519 * tree-vect-data-refs.c (vect_preserves_scalar_order_p):
4520 Test both SLP and interleaving variants.
4522 2019-04-11 Robin Dapp <rdapp@linux.ibm.com>
4524 * config/s390/8561.md: New file.
4525 * config/s390/driver-native.c (s390_host_detect_local_cpu):
4526 Add arch13 cpu model.
4527 * config/s390/s390-opts.h (enum processor_type): Likewise.
4528 * config/s390/s390.c (s390_get_sched_attrmask): Add arch13.
4529 (s390_get_unit_mask): Likewise.
4530 (s390_is_fpd): Likewise.
4531 (s390_is_fxd): Likewise.
4532 * config/s390/s390.h (s390_tune_attr): Likewise.
4533 * config/s390/s390.md: Include arch13 pipeline description.
4534 * config/s390/s390.opt: Add arch13.
4536 2018-04-10 Steve Ellcey <sellcey@marvell.com>
4538 PR rtl-optimization/87763
4539 * config/aarch64/aarch64-protos.h (aarch64_masks_and_shift_for_bfi_p):
4541 * config/aarch64/aarch64.c (aarch64_masks_and_shift_for_bfi_p):
4543 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>5_shift):
4545 (*aarch64_bfi<GPI:mode>5_shift_alt): Ditto.
4546 (*aarch64_bfi<GPI:mode>4_noand): Ditto.
4547 (*aarch64_bfi<GPI:mode>4_noand_alt): Ditto.
4548 (*aarch64_bfi<GPI:mode>4_noshift): Ditto.
4550 2019-04-10 Jonathan Wakely <jwakely@redhat.com>
4552 * doc/invoke.texi (Optimize Options): Change "Nevertheless" to
4553 "Although" in -fipa-icf documentation.
4555 * doc/invoke.texi (Debugging Options): Explicitly state the semantics
4556 of using multiple -g options.
4558 2019-04-10 Martin Liska <mliska@suse.cz>
4560 PR gcov-profile/89959
4561 * doc/gcov.texi: Make documentation of -x option
4564 2019-04-10 Richard Biener <rguenther@suse.de>
4566 * tree-vectorizer.h (_stmt_vec_info): Remove same_dr_stmt
4568 (DR_GROUP_SAME_DR_STMT): Remove.
4569 * tree-vect-stmts.c (vectorizable_load): Remove unreachable code.
4570 * tree-vect-data-refs.c (vect_analyze_group_access_1): Likewise,
4571 replace with assert.
4572 (vect_analyze_data_ref_accesses): Fix INTEGER_CST comparison.
4573 (vect_record_grouped_load_vectors): Remove unreachable code.
4575 2019-04-10 Richard Earnshaw <rearnsha@arm.com>
4578 * config/aarch64/aarch64.opt (msve-vector-bits): Remove redundant and
4579 obsolete reference to N.
4581 2019-04-10 Jakub Jelinek <jakub@redhat.com>
4584 * expr.c (store_expr): Set properly size on the MEM passed to
4588 * gimple-ssa-sprintf.c (target_to_host): Fix handling of targstr
4589 with strlen in between hostsz-3 and hostsz-1 inclusive when no
4590 translation is needed, and when translation is needed, only append
4591 ... if the string length is hostsz or more bytes long. Avoid using
4594 2019-04-09 Matthew Malcomson <matthew.malcomson@arm.com>
4597 * config/arm/arm.c (neon_valid_immediate): Disallow VOIDmode parameter.
4598 * config/arm/constraints.md (Dm, DN, Dn): Split previous Dn constraint
4600 * config/arm/neon.md (*neon_mov<mode>): Account for TImode and DImode
4601 differences directly.
4602 (*smax<mode>3_neon, vashl<mode>3, vashr<mode>3_imm): Use Dm constraint.
4604 2019-04-09 Jakub Jelinek <jakub@redhat.com>
4606 PR translation/90011
4607 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
4609 * config/arm/freebsd.h (LINK_SPEC): Remove trailing space from -p
4611 * config/riscv/freebsd.h (LINK_SPEC): Likewise.
4612 * config/aarch64/aarch64-freebsd.h (FBSD_TARGET_LINK_SPEC): Likewise.
4613 * config/darwin.h (DRIVER_SELF_SPECS, ASM_FINAL_SPEC): Remove
4614 trailing space from -gsplit-dwarf diagnostics.
4616 PR tree-optimization/89998
4617 * gimple-ssa-sprintf.c (try_substitute_return_value): Use lhs type
4618 instead of integer_type_node if possible, don't add ranges if return
4619 type is not compatible with int.
4620 * gimple-fold.c (gimple_fold_builtin_sprintf,
4621 gimple_fold_builtin_snprintf): Use lhs type instead of hardcoded
4624 2019-04-09 Martin Liska <mliska@suse.cz>
4626 * Makefile.in: Use GENERATOR_CFLAGS for all generators.
4627 * doc/install.texi: Document the new config.
4629 2019-04-09 Richard Sandiford <richard.sandiford@arm.com>
4631 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Always
4632 use gimple_expr_type for load and store calls. Skip over the
4633 condition argument in a conditional internal function.
4634 Protect use of TREE_INT_CST_LOW.
4636 2019-04-09 Jakub Jelinek <jakub@redhat.com>
4639 * config/riscv/riscv.c (riscv_get_interrupt_type): Fix comment typo.
4640 (riscv_merge_decl_attributes): Fix typo in diagnostics. Remove
4641 trailing period from it too.
4643 2019-04-08 wu yuan <wuyuan5@huawei.com>
4645 * config/aarch64/aarch64-cores.def (tsv1100): Change scheduling model.
4646 * config/aarch64/aarch64.md : Add "tsv110.md"
4647 * config/aarch64/tsv110.md: New file.
4649 2019-04-08 Richard Biener <rguenther@suse.de>
4651 PR tree-optimization/90006
4652 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
4655 2019-04-08 Andrea Corallo <andrea.corallo@arm.com>
4658 * config/aarch64/cortex-a57-fma-steering.c (fma_forest): Prohibit copy
4660 (fma_root_node): Likewise.
4661 (func_fma_steering): Likewise.
4663 2019-04-08 Jakub Jelinek <jakub@redhat.com>
4665 PR rtl-optimization/89865
4666 * config/i386/i386.md: Add peepholes for z = x; x ^= y; x != z.
4668 PR rtl-optimization/89865
4669 * config/i386/i386.md
4670 (SWI12 peephole for mem {+,-,&,|,^}= x; mem != 0): Fix up operand
4671 numbers not to clash with the additional operands[4].
4672 (peepholes for mem {+,-,&,|,^}= x; mem != 0): New peephole2s
4673 with extra register copy in the middle.
4675 2019-04-08 Martin Liska <mliska@suse.cz>
4677 PR gcov-profile/89961
4678 * doc/gcov.texi: Document data_file.
4679 * gcov.c (generate_results): Add data_info into JSON output.
4681 2019-04-01 Bin Cheng <bin.cheng@linux.alibaba.com>
4683 PR tree-optimization/89725
4684 * tree-chrec.c (chrec_contains_symbols): New parameter. Handle outer
4685 loop's chrec as invariant symbol.
4686 * tree-chrec.h (chrec_contains_symbols): New parameter.
4687 * tree-data-ref.c (analyze_miv_subscript): Pass new argument.
4688 (build_classic_dist_vector_1, add_other_self_distances): Bypass access
4689 function of loops not in DDR's loop_nest.
4690 * tree-data-ref.h (index_in_loop_nest): Add unreachable check.
4692 2019-04-08 Chenghua Xu <paul.hua.gm@gmail.com>
4695 * config/mips/mips.opt (LOONGSON_EXT2): Use Var instead of
4698 2019-04-07 Uroš Bizjak <ubizjak@gmail.com>
4701 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
4702 Avoid calling gen_lowpart with SYMBOL_REF and LABEL_REF operand.
4704 2019-04-05 Joern Rennecke <joern.rennecke@embecosm.com>
4706 * sched-deps.c (sched_macro_fuse_insns): Check return value of
4707 targetm.fixed_condition_code_regs.
4709 2019-04-05 Richard Biener <rguenther@suse.de>
4713 * tree-cfgcleanup.c (remove_forwarder_block): Always move
4714 debug bind stmts but reset them if they are not valid at the
4717 2019-04-05 Martin Liska <mliska@suse.cz>
4719 PR translation/89936
4720 * collect-utils.c (collect_execute): Use %< and %>, or %qs in
4721 order to wrap keywords or arguments.
4722 * collect2.c (main): Likewise.
4723 (scan_prog_file): Likewise.
4724 (scan_libraries): Likewise.
4725 * common/config/riscv/riscv-common.c
4726 (riscv_subset_list::parsing_subset_version): Likewise.
4727 (riscv_subset_list::parse_std_ext): Likewise.
4728 * config/aarch64/aarch64.c (aarch64_override_options_internal):
4730 * config/arm/arm.c (arm_option_override): Likewise.
4731 * config/cris/cris.c (cris_print_operand): Likewise.
4732 * config/darwin-c.c (darwin_pragma_options): Likewise.
4733 (darwin_pragma_unused): Likewise.
4734 (darwin_pragma_ms_struct): Likewise.
4735 * config/ft32/ft32.c (ft32_print_operand): Likewise.
4736 * config/i386/i386.c (print_reg): Likewise.
4737 (ix86_print_operand): Likewise.
4738 * config/i386/xm-djgpp.h: Likewise.
4739 * config/iq2000/iq2000.c (iq2000_print_operand): Likewise.
4740 * config/m32c/m32c.c (m32c_option_override): Likewise.
4741 * config/msp430/msp430.c (msp430_option_override): Likewise.
4742 * config/nds32/nds32.c (nds32_option_override): Likewise.
4743 * config/nvptx/mkoffload.c (main): Likewise.
4744 * config/rx/rx.c (rx_print_operand): Likewise.
4745 (valid_psw_flag): Likewise.
4746 * config/vms/vms-c.c (vms_pragma_member_alignment): Likewise.
4747 (vms_pragma_nomember_alignment): Likewise.
4748 (vms_pragma_extern_model): Likewise.
4749 * lto-wrapper.c (compile_offload_image): Likewise.
4750 * omp-offload.c (oacc_parse_default_dims): Likewise.
4751 * symtab.c (symtab_node::verify_base): Likewise.
4752 * tlink.c (recompile_files): Likewise.
4753 (start_tweaking): Likewise.
4754 * tree-profile.c (parse_profile_filter): Likewise.
4756 2019-04-05 Richard Sandiford <richard.sandiford@arm.com>
4758 PR tree-optimization/89956
4759 * tree-ssa-math-opts.c (convert_mult_to_fma): Protect against
4760 multiple negates of the same value.
4762 2019-04-04 Martin Sebor <msebor@redhat.com>
4766 * builtins.c (expand_builtin_strnlen): Make sure wi::ltu_p operands
4767 have the same precision since the function crashes otherwise.
4768 * calls.c (maybe_warn_nonstring_arg): Avoid assuming strnlen() call
4769 has non-zero arguments.
4771 2019-04-04 Martin Sebor <msebor@redhat.com>
4774 * gimple-ssa-warn-restrict.c (builtin_access::builtin_access): Bail
4775 out if the number of arguments is less than expected.
4777 2019-04-04 Jeff Law <law@redhat.com>
4779 PR rtl-optimization/89399
4780 * ree.c (combine_set_extension): Use single_set rather than
4781 digging into PATTERN for items on the candidate list.
4782 (combine_reaching_defs): Likewise.
4784 2019-04-04 Richard Sandiford <richard.sandiford@arm.com>
4786 PR rtl-optimization/46590
4787 * loop-invariant.c (find_defs): Move df_remove_problem and
4788 df_process_deferred_rescans to move_invariants.
4789 Move df_live_add_problem and df_live_set_all_dirty calls
4791 (move_invariants): Likewise.
4792 (move_loop_invariants): Likewise, making the df_live calls
4793 conditional on -O. Remove the problem again if we added it
4796 2019-04-03 qing zhao <qing.zhao@oracle.com>
4798 PR tree-optimization/89730
4799 * ipa-inline.c (can_inline_edge_p): Delete the checking for
4800 -flive-patching=inline-only-static.
4801 (can_inline_edge_by_limits_p): Add the checking for
4802 -flive-patching=inline-only-static and grant always_inline
4803 even when -flive-patching=inline-only-static is specified.
4805 2019-04-03 Jeff Law <law@redhat.com>
4807 PR rtl-optimization/81025
4808 * reorg.c (skip_consecutive_labels): Do not skip past a BARRIER.
4810 2019-04-03 Richard Biener <rguenther@suse.de>
4812 PR tree-optimization/84101
4813 * tree-vect-stmts.c: Include explow.h for hard_function_value,
4814 regs.h for hard_regno_nregs.
4815 (cfun_returns): New helper.
4816 (vect_model_store_cost): When vectorizing a store to a decl
4817 we return and the function ABI returns in a multi-reg location
4818 account for the possible spilling that will happen.
4820 2019-04-03 Andreas Krebbel <krebbel@linux.ibm.com>
4822 * config/s390/s390.c (s390_legitimate_address_p): Reject long
4823 displacement addresses for vector mode operands.
4825 2019-04-03 Claudiu Zissulescu <claziss@synopsys.com>
4827 * config/arc/arc.c (GMASK_LEN): Define.
4828 (arc_restore_callee_saves): Restore first blink when
4831 2019-04-03 Sudakshina Das <sudi.das@arm.com>
4833 * doc/extend.texi: Add deprecated comment on sign-return-address
4834 function attribute and add mbranch-protection.
4835 * doc/invoke.texi: Add bti to the options for mbranch-protection.
4837 2019-04-03 Richard Biener <rguenther@suse.de>
4840 * lto-wrapper.c (run_gcc): Avoid implicit rules making
4841 the all target phony.
4843 2019-04-02 Uroš Bizjak <ubizjak@gmail.com>
4847 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
4848 Return false for variable DImode shifts.
4849 (dimode_scalar_chain::compute_convert_gain): Do not handle
4850 register count operand in variable DImode shifts.
4851 (dimode_scalar_chain::make_vector_copies): Remove support to copy
4852 count argument of a variable shift instruction to a vector register.
4853 (dimode_scalar_chain::convert_reg): Remove support to convert
4854 count argument of a variable shift instruction.
4856 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
4858 PR rtl-optimization/84206
4859 * sel-sched-ir.h (get_all_loop_exits): Avoid the outer loop when
4860 iterating over loop headers.
4862 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
4864 PR rtl-optimization/85876
4865 * sel-sched.c (code_motion_path_driver): Avoid unwinding first_insn
4866 beyond the original fence.
4868 2019-04-02 Ulrich Weigand <uweigand@de.ibm.com>
4870 * config.gcc: Mark spu* targets as deprecated/obsolete.
4872 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4874 * config/s390/s390-builtin-types.def: New builtin function type
4875 definitions. Remove unused types.
4876 * config/s390/s390-builtins.def (s390_vcdgb, s390_vcdlgb)
4877 (s390_vcgdb, s390_vclgdb): Remove low-level builtin definitions.
4878 (s390_vec_float, s390_vec_signed, s390_vec_unsigned): New
4879 overloaded builtins.
4880 (s390_vcefb, s390_vcdgb, s390_vcelfb, s390_vcdlgb, s390_vcfeb)
4881 (s390_vcgdb, s390_vclfeb, s390_vclgdb): New low-level builtins.
4882 * config/s390/vecintrin.h (vec_float): New builtin macro definition.
4883 (vec_double, vec_signed, vec_unsigned): Define to use the new
4884 overloaded builtins.
4885 * config/s390/vx-builtins.md ("vec_double_s64", "vec_double_u64"):
4888 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4890 * config/s390/s390-builtin-types.def: New builtin function type
4892 * config/s390/s390-builtins.def (s390_vec_search_string_cc)
4893 (s390_vec_search_string_until_zero_cc): New overloaded builtins.
4894 (s390_vstrsb, s390_vstrsh, s390_vstrsf, s390_vstrszb)
4895 (s390_vstrszh, s390_vstrszf): New low-level builtins.
4896 * config/s390/s390.md (UNSPEC_VEC_VSTRS, UNSPEC_VEC_VSTRSCC): New
4897 constant definitions.
4898 * config/s390/vecintrin.h (vec_search_string_cc)
4899 (vec_search_string_until_zero_cc): New builtin name definitions.
4900 * config/s390/vx-builtins.md ("vstrs<mode>", "vstrsz<mode>"): New
4902 ("vec_vstrs<mode>"): New insn definition.
4904 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4906 * config/s390/s390-builtin-types.def: Add new builtin function
4908 * config/s390/s390-builtins.def (s390_vec_sldb, s390_vec_srdb):
4909 New overloaded builtins.
4910 (s390_vec_sldb, s390_vec_srdb): New low-level builtins. and
4912 * config/s390/s390.md (UNSPEC_VEC_SLDB): Rename to ...
4913 (UNSPEC_VEC_SLDBYTE): ... this.
4914 (UNSPEC_VEC_SLDBIT, UNSPEC_VEC_SRDBIT): New constant definitions.
4915 * config/s390/vecintrin.h (vec_sldb, vec_srdb): New builtin name
4917 * config/s390/vx-builtins.md ("vec_sld<mode>", "vec_sldw<mode>"):
4918 Rename UNSPEC_VEC_SLDB to UNSPEC_VEC_SLDBYTE.
4919 ("vec_sldb<mode>", "vec_srdb<mode>"): New insn definitions.
4921 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4923 ("*vec_splats_bswap_vec<mode>", "*vec_splats_bswap_elem<mode>"):
4924 New insn definition.
4925 * config/s390/vx-builtins.md (V_HW_HSD): Move to ...
4926 * config/s390/vector.md (V_HW_HSD): ... here.
4928 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4930 * config/s390/vecintrin.h: Map vec_vster low-level builtins to vec_vler.
4931 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>")
4932 ("*vec_set_bswap_elem<mode>", "*vec_set_bswap_vec<mode>")
4933 ("*vec_extract_bswap_vec<mode>", "*vec_extract_bswap_elem<mode>"):
4934 New insn definitions.
4936 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4938 * config/s390/s390-builtin-types.def: Add new builtin function type.
4939 * config/s390/s390-builtins.def: Add overloaded builtin
4940 s390_vec_reve and low-level builtins for s390_vler and s390_vster.
4941 * config/s390/s390.md (UNSPEC_VEC_ELTSWAP): New constant definition.
4942 * config/s390/vecintrin.h (vec_reve): New builtin name definition.
4943 * config/s390/vx-builtins.md (V_HW_HSD): New mode iterator.
4944 ("eltswap<mode>"): New expander.
4945 ("*eltswapv16qi", "*eltswap<mode>", "*eltswap<mode>_emu"): New
4948 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4950 * config/s390/s390-builtin-types.def: Add new builtin function types.
4951 * config/s390/s390-builtins.def: Add overloaded builtin
4952 s390_vec_revb. Add low-level builtins for vlbr and vstbr
4954 * config/s390/vecintrin.h (vec_revb): New builtin name definition.
4955 * config/s390/vector.md (VT_HW_HSDT): New mode iterator.
4956 ("bswap<mode>"): New expander.
4957 ("*bswap<mode>", "*bswap<mode>_emu"): New insn definitions.
4959 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4961 * config/s390/s390-builtins.def (B_VXE2): New builtin flag definition.
4962 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Increment
4963 vector builtin version number in __VEC__.
4965 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4967 * config/s390/s390.md (VX_CONV_BFP, VX_CONV_INT): New mode
4969 (SFSI): New mode attribute.
4970 ("*fixuns_truncdfdi2_vx", "*fix_truncdfdi2_bfp_z13")
4971 ("*floatunsdidf2_z13", ): Add support for 32 bit conversions and
4973 ("*fixuns_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_z13")
4974 ("*fix_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_bfp_z13")
4975 ("*floatuns<VX_CONV_INT:mode><VX_CONV_BFP:mode>2_z13"): ... these.
4976 ("floatsi<mode>2"): Add wcefb instruction.
4978 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4980 * config/s390/s390.md ("xde"): Extend mode attribute to vector types.
4981 * config/s390/vector.md (VX_VEC_CONV_BFP, VX_VEC_CONV_INT): New
4983 ("floatv2div2df2", "floatunsv2div2df2", "fix_truncv2dfv2di2")
4984 ("fixuns_truncv2dfv2di2"): Enhance with mode iterator to also
4985 support 32 bit fp-int conversions. Rename to ...
4986 ("float<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
4987 ("floatuns<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
4988 ("fix_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2")
4989 ("fixuns_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2"):
4992 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4994 * config/s390/s390.c (s390_rtx_costs): Do not add extra costs for
4995 if-then-else constructs if we can use the select instruction.
4996 * config/s390/s390.md ("*mov<mode>cc"): Add the new instructions.
4998 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5000 * config/s390/s390.md ("*popcountdi_arch13_cc")
5001 ("*popcountdi_arch13_cconly", "*popcountdi_arch13"): New insn
5003 ("*popcount<mode>", "popcountdi2", "popcountsi2", "popcounthi2"):
5004 Append _z196 to make it ...
5005 ("*popcount<mode>_z196", "popcountdi2_z196", "popcountsi2_z196")
5006 ("popcounthi2_z196"): ... this.
5007 ("popcountdi2_z196"): Remove TARGET_64BIT from the insn condition.
5008 ("popcountdi2", "popcountsi2", "popcounthi2"): New expanders.
5010 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5012 * config/s390/s390.c (s390_canonicalize_comparison): Convert
5013 certain compares for arch13 in order to make use of the condition
5014 code result produced by the new instructions.
5015 (s390_rtx_costs): Adjust the costs for nnrk, nngrk, nork, nogrk,
5016 nxrk, and nxgrk instruction patterns.
5017 * config/s390/s390.md (ANDOR, bitops_name, inv_bitops_name)
5018 (inv_no): Add new code iterator together with some attributes.
5019 ("*andc_split_<mode>"): Disable splitter for arch13.
5020 ("*<ANDOR:bitops_name>c<GPR:mode>_cc")
5021 ("*<ANDOR:bitops_name>c<GPR:mode>_cconly")
5022 ("*<ANDOR:bitops_name>c<GPR:mode>")
5023 ("*n<ANDOR:inv_bitops_name><GPR:mode>_cc")
5024 ("*n<ANDOR:inv_bitops_name><mode>_cconly")
5025 ("*n<ANDOR:inv_bitops_name><mode>", "*nxor<GPR:mode>_cc")
5026 ("*nxor<mode>_cconly", "*nxor<mode>"): New insn definitions.
5028 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5030 * common/config/s390/s390-common.c (processor_flags_table): New
5032 * config.gcc: Support arch13 with the --with-arch= configure flag.
5033 * config/s390/driver-native.c (s390_host_detect_local_cpu):
5034 * config/s390/s390-opts.h (enum processor_type): Add PROCESSOR_ARCH13.
5035 * config/s390/s390.c (s390_get_sched_attrmask)
5036 (s390_get_unit_mask): Add PROCESSOR_ARCH13.
5037 * config/s390/s390.h (enum processor_flags): Add PF_VXE2 and PF_ARCH13.
5038 * config/s390/s390.md (TARGET_CPU_ARCH13, TARGET_CPU_ARCH13_P)
5039 (TARGET_CPU_VXE2, TARGET_CPU_VXE2_P, TARGET_ARCH13)
5040 (TARGET_ARCH13_P, TARGET_VXE2, TARGET_VXE2_P): New macro
5042 * config/s390/s390.opt: Support arch13 as processor type in
5043 command line options.
5045 2019-04-02 Martin Liska <mliska@suse.cz>
5047 PR translation/89912
5048 * params.def (PARAM_GRAPHITE_MAX_ARRAYS_PER_SCOP):
5049 Fix param description of graphite-max-arrays-per-scop.
5051 2019-04-02 Eric Botcazou <ebotcazou@adacore.com>
5053 * config/sparc/linux64.h (ASAN_REJECT_SPEC): New macro.
5054 (ASAN_CC1_SPEC): Use it in 64-bit mode.
5055 * config/sparc/sol2.h (ASAN_REJECT_SPEC): Remove superfluous colon.
5057 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
5059 PR rtl-optimization/85412
5060 * sel-sched.c (sel_sched_region): Assign reset_sched_cycles_p before
5061 sel_sched_region_1, not after.
5063 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
5065 PR rtl-optimization/86928
5066 * sel-sched-ir.c (sel_redirect_edge_and_branch_force): Invoke
5067 compute_live if necessary.
5068 (sel_redirect_edge_and_branch): Likewise.
5070 2019-04-01 Vladimir Makarov <vmakarov@redhat.com>
5072 PR rtl-optimization/89865
5073 * ira-costs.c (process_bb_node_for_hard_reg_moves): Skip hard
5074 register if it is a part of small class.
5076 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
5078 PR rtl-optimization/87273
5079 * sel-sched-ir.c (merge_fences): Remove assert.
5081 2019-04-01 Richard Biener <rguenther@suse.de>
5083 PR tree-optimization/46590
5084 * domwalk.h (dom_walker::dom_walker): Consolidate constructors.
5085 (dom_walker::m_reachability): Add in place of...
5086 (dom_walker::m_skip_unreachable_blocks): ...this.
5087 * domwalk.c (dom_walker::dom_walker): Consoliate constructors.
5088 Move complex initialization ...
5089 (dom_walker::walk): Here. Especially compute m_bb_to_rpo
5090 lazily and initialize edge flags on each invocation.
5091 (dom_walker::bb_reachable): Use m_reachability.
5093 2019-04-01 Martin Liska <mliska@suse.cz>
5096 * opt-suggestions.c (option_proposer::build_option_suggestions):
5097 Add variant without any argument in order to provide better
5100 2019-04-01 Richard Biener <rguenther@suse.de>
5103 * gimple.c: Include langhooks.h.
5104 (gimple_get_alias_set): Treat enumeral types as the underlying
5107 2019-03-29 Kugan Vivekanandarajah <kuganv@linaro.org>
5108 Eric Botcazou <ebotcazou@adacore.com>
5110 PR rtl-optimization/89862
5111 * rtl.h (word_register_operation_p): Exclude CONST_INT from operations
5112 that operates on the full registers for WORD_REGISTER_OPERATIONS
5115 2019-03-29 Jim Wilson <jimw@sifive.com>
5117 * common/config/riscv/riscv-common.c (riscv_parse_arch_string):
5118 Clear MASK_RVC and then set if C subset supported.
5120 2019-03-29 Jakub Jelinek <jakub@redhat.com>
5123 * gimplify.c (gimplify_compound_literal_expr): Don't optimize a
5124 non-addressable complit into its initializer if it is volatile.
5126 2019-03-29 Roman Zhuykov <zhroma@ispras.ru>
5128 * opts-common.c (integral_argument): Set errno properly in one case.
5130 2019-03-29 Martin Liska <mliska@suse.cz>
5132 * doc/invoke.texi: Remove -Wchkp from documentation.
5134 2019-03-29 Martin Liska <mliska@suse.cz>
5136 * dbgcnt.c (print_limit_reach): New function.
5139 2019-03-29 Martin Liska <mliska@suse.cz>
5141 * dbgcnt.c (dbg_cnt_process_single_pair): Fix GNU coding style.
5142 (dbg_cnt_process_opt): Parse first tokens aas
5143 dbg_cnt_process_single_pair is also using strtok.
5145 2019-03-29 Jakub Jelinek <jakub@redhat.com>
5147 PR rtl-optimization/87485
5148 * function.c (expand_function_end): Move stack_protect_epilogue
5149 before loading of return value into hard register(s).
5151 2019-03-28 Jakub Jelinek <jakub@redhat.com>
5154 * tree-inline.h (struct copy_body_data): Add
5155 dont_remap_vla_if_no_change flag.
5156 * tree-inline.c (remap_type_3, remap_type_2): New functions.
5157 (remap_type): Don't remap vla types if id->dont_remap_vla_if_no_change
5158 and remap_type_2 returns false.
5159 * omp-low.c (new_omp_context): Set ctx->cb.dont_remap_vla_if_no_change.
5160 Move ctx->cb.adjust_array_error_bounds setting to the outermost ctx
5161 only from where it is copied to nested contexts.
5163 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
5166 * config/i386/i386.md (RMW operation with LEA peephole):
5167 Use LEAMODE mode attribute instead of SWI mode iterator for
5170 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
5173 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
5174 Also process XEXP (src, 0) of a shift insn.
5176 2019-03-28 David Malcolm <dmalcolm@redhat.com>
5179 * optinfo-emit-json.cc (optrecord_json_writer::optinfo_to_json):
5180 Use DECL_ASSEMBLER_NAME rather than get_fnname_from_decl.
5182 2019-03-28 Jakub Jelinek <jakub@redhat.com>
5184 * regcprop.c (copyprop_hardreg_forward_1): Remove redundant INSN_P
5186 (cprop_hardreg_bb, cprop_hardreg_debug): New functions.
5187 (pass_cprop_hardreg::execute): Use those. Don't repeat bb processing
5188 immediately after first one with df_analyze in between, but rather
5189 process all bbs, queueing ones that need second pass in a worklist,
5190 df_analyze, process queued debug insn changes and if second pass is
5191 needed, process bbs from worklist, df_analyze, process queued debug
5194 * rtl.h (NONDEBUG_INSN_P): Define as NONJUMP_INSN_P or JUMP_P
5195 or CALL_P instead of INSN_P && !DEBUG_INSN_P.
5196 (INSN_P): Define using NONDEBUG_INSN_P or DEBUG_INSN_P.
5198 2019-03-28 Jonathan Wakely <jwakely@redhat.com>
5201 * gengtype.h (create_nested_ptr_option): Fix parameter names to match
5204 2019-03-27 Mateusz B <mateuszb@poczta.onet.pl>
5207 * config/i386/i386.c (ix86_function_value_1): Call the newly added
5208 function for 32-bit MS_ABI.
5209 (function_value_ms_32): New function.
5211 2019-03-27 Andrew Stubbs <ams@codesourcery.com>
5213 * config/gcn/gcn.md (CC_SAVE_REG): New constant.
5214 (movdi): Call gen_movdi_symbol_save_scc.
5215 (gen_movdi_symbol_save_scc): New insn and split.
5217 2019-03-27 Peter Bergner <bergner@linux.ibm.com>
5219 PR rtl-optimization/89313
5220 * function.c (matching_constraint_num): New static function.
5221 (match_asm_constraints_1): Use it. Fixup white space and comment.
5222 Don't replace inputs with non-matching constraints which conflict
5223 with early clobber outputs.
5225 2019-03-27 Jeff Law <law@redhat.com>
5228 PR rtl-optimization/87761
5229 PR rtl-optimization/89826
5230 * regcprop.c (copyprop_hardreg_forward_1): Move may_trap_p test
5232 (pass_cprop_hardreg::execute): Call df_analyze after adding the
5233 note problem to get REG_DEAD/REG_UNUSED notes updated.
5235 2019-03-27 Richard Biener <rguenther@suse.de>
5237 PR tree-optimization/89463
5238 * tree-ssa-dce.c (remove_dead_stmt): Take output vector to
5239 queue edges to remove.
5240 (eliminate_unnecessary_stmts): Remove dead PHIs alongside
5241 dead stmts. Delay edge removal until PHIs are removed to
5242 make debug-stmt creation not confused by seemingly degenerate
5245 2019-03-27 Alan Modra <amodra@gmail.com>
5247 * config/rs6000/rs6000.h: Rename NON_SPECIAL_REGS to GEN_OR_FLOAT_REGS
5249 * config/rs6000/darwin.h: Likewise.
5250 * config/rs6000/rs6000.c: Likewise.
5252 2019-03-27 Alan Modra <amodra@gmail.com>
5254 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Always
5255 assign rs6000_hard_regno_mode_ok_p[m][r]. Formatting.
5257 2019-03-26 Andrew Waterman <andrew@sifive.com>
5258 Jim Wilson <jimw@sifive.com>
5260 * config/riscv/generic.md (generic_alu, generic_load, generic_store)
5261 (generic_xfer, generic_branch, generic_imul, generic_idivsi)
5262 (generic_idivdi, generic_fmul_single, generic_fmul_double)
5263 (generic_fdiv, generic_fsqrt): Add check for generic tune.
5264 (generic_alu): Add auipc to type list.
5265 * config/riscv/riscv-opts.h (enum riscv_microarchitecture_type): New.
5266 (riscv_microarchitecture): Declare.
5267 * config/riscv/riscv-protos.h (riscv_store_data_bypass_p): Declare.
5268 * config/riscv/riscv.c (struct riscv_cpu_info): Add microarchitecture
5270 (riscv_microarchitecture): New.
5271 (sifive_7_tune_info): New.
5272 (riscv_cpu_info_table): Add microarchitecture value for rocket and
5273 size. Add sifive-3-series, sifive-5-series, and sifive-7-series
5275 (riscv_store_data_bypass_p): New.
5276 (riscv_option_override): Set riscv_microarchitecture from
5277 cpu->microarchitecture.
5278 * config/riscv/riscv.md: Include sifive-7.md.
5281 (auipc<mode>): Change type to auipc.
5282 (restore_stack_nonlocal): New.
5283 * config/riscv/sifive-7.md: New.
5284 * doc/invoke.texi (RISC-V Options): Update mtune docs.
5286 2019-03-26 Uroš Bizjak <ubizjak@gmail.com>
5289 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
5290 Also process XEXP (src, 0) of a shift insn.
5292 2019-03-26 Richard Biener <rguenther@suse.de>
5294 * tree-inline.c (remap_gimple_stmt): Cache gimple_block.
5295 (copy_debug_stmt): Likewise.
5296 (expand_call_inline): Likewise.
5297 (copy_bb): Avoid redundant lookup & set of gimple_block.
5298 * gimple-low.c (lower_gimple_return): Likewise.
5299 (lower_builtin_setjmp): Likewise.
5301 2019-03-26 Jakub Jelinek <jakub@redhat.com>
5303 * hash-table.h (hash_table::m_gather_mem_stats): If GATHER_STATISTICS
5304 is constant 0, turn into static const data member initialized to false.
5305 (hash_table::hash_table): Only initialize m_gather_mem_stats #if
5306 GATHER_STATISTICS. Add ATTRIBUTE_UNUSED to gather_mem_stats param.
5308 2019-03-26 Jason Merrill <jason@redhat.com>
5309 Jakub Jelinek <jakub@redhat.com>
5311 * mem-stats.h (mem_alloc_description::unregister_descriptor): New
5313 (mem_alloc_description::release_object_overhead): Fix comment typos.
5314 * hash-table.h (hash_table::~hash_table): Call
5315 release_instance_overhead only if m_entries is non-NULL, otherwise
5316 call unregister_descriptor.
5318 2019-03-26 Bin Cheng <bin.cheng@linux.alibaba.com>
5320 PR tree-optimization/81740
5321 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
5322 In case of outer loop vectorization, check for backward dependence
5323 at the inner loop if outer loop dependence is reversed.
5325 2019-03-26 Alan Modra <amodra@gmail.com>
5327 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Correct
5328 rs6000_vector_mem init. Correct wI and wJ comment.
5330 2019-03-25 Alexander Monakov <amonakov@ispras.ru>
5332 PR rtl-optimization/88347
5333 PR rtl-optimization/88423
5334 * sched-deps.c (sched_analyze_insn): Take into account that for
5335 tablejumps the barrier appears after a label and a jump_table_data.
5337 2019-03-25 Martin Sebor <msebor@redhat.com>
5340 * c-common.c (check_user_alignment): Rename local. Correct maximum
5341 alignment in diagnostic. Avoid assuming argument fits in SHWI,
5342 convert it to UHWI when it fits.
5344 2019-03-25 Johan Karlsson <johan.karlsson@enea.com>
5347 * dwarf2out.c (premark_used_variables): New function.
5348 (prune_unused_types_walk): Do not mark not premarked external
5350 (prune_unused_types): Call premark_used_variables.
5352 2019-03-25 Vladimir Makarov <vmakarov@redhat.com>
5354 PR rtl-optimization/89676
5355 * lra-constraints.c (curr_insn_transform): Do match reload for
5356 early clobbers when the match was successful only for different
5359 2019-03-25 Martin Sebor <msebor@redhat.com>
5361 * doc/extend.texi (Common Type Attributes): Document vector_size.
5362 (Common Variable Attributes): Mention size constraint. Correct
5364 (Vector Extensions): Use @dfn when defining bas type. Clarify
5365 base type and size constraints.
5367 2019-03-25 Richard Biener <rguenther@suse.de>
5369 PR tree-optimization/89789
5370 * tree-ssa-sccvn.c (set_ssa_val_to): Do not allow lattice
5371 changes from non-undefined back to undefined.
5373 2019-03-25 Thomas Otto <thomas.otto@pdv-fs.de>
5375 * dwarf2out.c (comp_dir_string): cached_wd could be set to both a
5376 heap string and a gc string, but since this variable is unknown to
5377 ggc the gc string might get reused and corrupted. Fixed by always
5378 using a heap string.
5380 2019-03-25 Richard Biener <rguenther@suse.de>
5382 PR tree-optimization/89779
5383 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Return
5384 to remove IV defs, delay actual removal.
5385 (tree_ssa_iv_optimize_loop): Likewise. Avoid SCEV reset.
5386 (tree_ssa_iv_optimize): Remove eliminated IV defs at the
5387 very end, properly also reset loop control IV information.
5389 2019-03-25 Richard Biener <rguenther@suse.de>
5391 PR tree-optimization/89802
5392 * tree-ssa-math-opts.c (convert_mult_to_fma_1): Properly
5393 move EH data to folded stmt.
5395 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
5397 * config/s390/s390-builtin-types.def: Remove few unused types and
5398 fix sort order for others.
5400 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
5402 * config/s390/s390-c.c (s390_fn_types_compatible): Print the
5403 expected and found types with -mdebug during builtin matching.
5405 2019-03-25 Richard Biener <rguenther@suse.de>
5408 * fold-const.c (operand_equal_p): Revert last change with
5411 2019-03-24 Segher Boessenkool <segher@kernel.crashing.org>
5413 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add REG_EQUAL
5414 notes for the result of the __tls_get_addr calls.
5415 * config/rs6000/rs6000.md (unspec UNSPEC_TLS_GET_ADDR): New.
5417 2019-03-24 Jeff Law <law@redhat.com>
5419 * config/bfin/bfin.md (movpdi): Fix length for alternative 1.
5421 PR rtl-optimization/87761
5422 * regcprop.c (copyprop_hardreg_forward_1): Check may_trap_p on SET,
5423 not INSN. Also check RTX_FRAME_RELATED_P. Queue insns for DF rescan
5425 (pass_cprop_hardreg::execute): Add df note problem and defer insn
5426 rescans. Reprocess blocks as needed, calling df_analyze before
5427 reprocessing. Always call df_analyze before fixing up debug bind
5430 2019-03-23 Segher Boessenkool <segher@kernel.crashing.org>
5432 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Implement for 32-bit
5435 2019-03-22 Andrew Pinski <apinski@marvell.com>
5437 * config/aarch64/aarch64.md (zero_extendsidi2_aarch64): Fix type
5438 attrribute for uxtw.
5440 2019-03-26 Jeff Law <law@redhat.com>
5442 PR rtl-optimization/87761
5443 * config/mips/mips-protos.h (mips_split_move): Add new argument.
5444 (mips_emit_move_or_split): Pass NULL for INSN into mips_split_move.
5445 (mips_split_move): Accept new INSN argument. Try to forward SRC
5446 into the next instruction.
5447 (mips_split_move_insn): Pass INSN through to mips_split_move.
5449 2019-03-22 Vladimir Makarov <vmakarov@redhat.com>
5451 PR rtl-optimization/89676
5452 * lra-constraints.c (curr_insn_transform): Do match reload for
5453 early clobbers even if the match was successful.
5455 2019-03-22 Jakub Jelinek <jakub@redhat.com>
5458 * doc/invoke.texi (-fconstexpr-ops-limit=): Document.
5460 2019-03-22 Bill Schmidt <wschmidt@linux.ibm.com>
5462 * config/rs6000/mmintrin.h (_mm_sub_pi32): Fix typo.
5464 2019-03-22 Jakub Jelinek <jakub@redhat.com>
5466 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>,
5467 <avx512>_fmsub_<mode>_mask3<round_name>,
5468 <avx512>_fnmadd_<mode>_mask3<round_name>,
5469 <avx512>_fnmsub_<mode>_mask3<round_name>,
5470 avx512f_vmfmadd_<mode>_mask3<round_name>,
5471 avx512f_vmfmsub_<mode>_mask3<round_name>,
5472 *avx512f_vmfnmadd_<mode>_mask3<round_name>): Use <round_nimm_predicate>
5473 instead of register_operand and %v instead of v for match_operand 1.
5474 (avx512f_vmfnmsub_<mode>_mask3<round_name>): Rename to ...
5475 (*avx512f_vmfnmsub_<mode>_mask3<round_name>): ... this. Use
5476 <round_nimm_predicate> instead of register_operand and %v instead of v
5477 for match_operand 1.
5479 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask<round_name>,
5480 <avx512>_fmadd_<mode>_mask3<round_name>,
5481 <avx512>_fmsub_<mode>_mask<round_name>,
5482 <avx512>_fmsub_<mode>_mask3<round_name>,
5483 <avx512>_fnmadd_<mode>_mask<round_name>,
5484 <avx512>_fnmadd_<mode>_mask3<round_name>,
5485 <avx512>_fnmsub_<mode>_mask<round_name>,
5486 <avx512>_fnmsub_<mode>_mask3<round_name>,
5487 <avx512>_fmaddsub_<mode>_mask<round_name>,
5488 <avx512>_fmaddsub_<mode>_mask3<round_name>,
5489 <avx512>_fmsubadd_<mode>_mask<round_name>,
5490 <avx512>_fmsubadd_<mode>_mask3<round_name>): Use
5491 <round_nimm_predicate> instead of nonimmediate_operand.
5492 (fmai_vmfmadd_<mode><round_name>, fmai_vmfmsub_<mode><round_name>,
5493 fmai_vmfnmadd_<mode><round_name>, fmai_vmfnmsub_<mode><round_name>):
5494 Use register_operand instead of <round_nimm_predicate> for the
5495 operand that needs to match output.
5496 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>,
5497 *fmai_fnmadd_<mode><round_name>, *fmai_fnmsub_<mode><round_name>):
5498 Likewise. Formatting fixes.
5501 * config/i386/i386.c (enum ix86_builtins): Remove
5502 IX86_BUILTIN_VFMSUBSD3_MASK3 and IX86_BUILTIN_VFMSUBSS3_MASK3.
5503 * config/i386/i386-builtin.def (__builtin_ia32_vfmaddsd3_mask,
5504 __builtin_ia32_vfmaddsd3_mask3, __builtin_ia32_vfmaddsd3_maskz,
5505 __builtin_ia32_vfmsubsd3_mask3, __builtin_ia32_vfmaddss3_mask,
5506 __builtin_ia32_vfmaddss3_mask3, __builtin_ia32_vfmaddss3_maskz,
5507 __builtin_ia32_vfmsubss3_mask3): New builtins.
5508 * config/i386/sse.md (avx512f_vmfmadd_<mode>_mask<round_name>,
5509 avx512f_vmfmadd_<mode>_mask3<round_name>,
5510 avx512f_vmfmadd_<mode>_maskz_1<round_name>,
5511 *avx512f_vmfmsub_<mode>_mask<round_name>,
5512 avx512f_vmfmsub_<mode>_mask3<round_name>,
5513 *avx512f_vmfmasub_<mode>_maskz_1<round_name>,
5514 *avx512f_vmfnmadd_<mode>_mask<round_name>,
5515 *avx512f_vmfnmadd_<mode>_mask3<round_name>,
5516 *avx512f_vmfnmadd_<mode>_maskz_1<round_name>,
5517 *avx512f_vmfnmsub_<mode>_mask<round_name>,
5518 avx512f_vmfnmsub_<mode>_mask3<round_name>,
5519 *avx512f_vmfnmsub_<mode>_maskz_1<round_name>): New define_insns.
5520 (avx512f_vmfmadd_<mode>_maskz<round_expand_name>): New define_expand.
5521 * config/i386/avx512fintrin.h (_mm_mask_fmadd_sd, _mm_mask_fmadd_ss,
5522 _mm_mask3_fmadd_sd, _mm_mask3_fmadd_ss, _mm_maskz_fmadd_sd,
5523 _mm_maskz_fmadd_ss, _mm_mask_fmsub_sd, _mm_mask_fmsub_ss,
5524 _mm_mask3_fmsub_sd, _mm_mask3_fmsub_ss, _mm_maskz_fmsub_sd,
5525 _mm_maskz_fmsub_ss, _mm_mask_fnmadd_sd, _mm_mask_fnmadd_ss,
5526 _mm_mask3_fnmadd_sd, _mm_mask3_fnmadd_ss, _mm_maskz_fnmadd_sd,
5527 _mm_maskz_fnmadd_ss, _mm_mask_fnmsub_sd, _mm_mask_fnmsub_ss,
5528 _mm_mask3_fnmsub_sd, _mm_mask3_fnmsub_ss, _mm_maskz_fnmsub_sd,
5529 _mm_maskz_fnmsub_ss, _mm_mask_fmadd_round_sd, _mm_mask_fmadd_round_ss,
5530 _mm_mask3_fmadd_round_sd, _mm_mask3_fmadd_round_ss,
5531 _mm_maskz_fmadd_round_sd, _mm_maskz_fmadd_round_ss,
5532 _mm_mask_fmsub_round_sd, _mm_mask_fmsub_round_ss,
5533 _mm_mask3_fmsub_round_sd, _mm_mask3_fmsub_round_ss,
5534 _mm_maskz_fmsub_round_sd, _mm_maskz_fmsub_round_ss,
5535 _mm_mask_fnmadd_round_sd, _mm_mask_fnmadd_round_ss,
5536 _mm_mask3_fnmadd_round_sd, _mm_mask3_fnmadd_round_ss,
5537 _mm_maskz_fnmadd_round_sd, _mm_maskz_fnmadd_round_ss,
5538 _mm_mask_fnmsub_round_sd, _mm_mask_fnmsub_round_ss,
5539 _mm_mask3_fnmsub_round_sd, _mm_mask3_fnmsub_round_ss,
5540 _mm_maskz_fnmsub_round_sd, _mm_maskz_fnmsub_round_ss): New intrinsics.
5542 2019-03-21 Martin Sebor <msebor@redhat.com>
5544 PR tree-optimization/89350
5545 * builtins.c (compute_objsize): Also ignore offsets whose upper
5547 * gimple-ssa-warn-restrict.c (builtin_memref): Add new member.
5548 (builtin_memref::builtin_memref): Initialize new member.
5549 Allow EXPR to be null.
5550 (builtin_memref::extend_offset_range): Replace local with a member.
5551 Avoid assuming pointer offsets are unsigned.
5552 (builtin_memref::set_base_and_offset): Determine base object
5553 before computing offset range.
5554 (builtin_access::builtin_access): Handle memset.
5555 (builtin_access::generic_overlap): Replace local with a member.
5556 (builtin_access::strcat_overlap): Same.
5557 (builtin_access::overlap): Same.
5558 (maybe_diag_overlap): Same.
5559 (maybe_diag_access_bounds): Same.
5560 (wrestrict_dom_walker::check_call): Handle memset.
5561 (check_bounds_or_overlap): Same.
5563 2019-03-21 Jan Hubicka <hubicka@ucw.cz>
5564 Jakub Jelinek <jakub@redhat.com>
5567 * tree.c (fld_type_variant, fld_incomplete_type_of,
5568 fld_process_array_type): Call fld->pset.add and don't call
5569 add_tree_to_fld_list if it returns true.
5570 (free_lang_data_in_type): Similarly with self-recursive call. Purge
5571 non-marked types from TYPE_NEXT_VARIANT list.
5572 (find_decls_types_r): Call fld_worklist_push for TYPE_CANONICAL (t).
5574 2019-03-21 Jakub Jelinek <jakub@redhat.com>
5576 * hash-table.h (hash_table): Add Lazy template parameter defaulted
5577 to false, if true, don't alloc_entries during construction, but defer
5578 it to the first method that needs m_entries allocated.
5579 (hash_table::hash_table, hash_table::~hash_table,
5580 hash_table::alloc_entries, hash_table::find_empty_slot_for_expand,
5581 hash_table::too_empty_p, hash_table::expand, hash_table::empty_slow,
5582 hash_table::clear_slot, hash_table::traverse_noresize,
5583 hash_table::traverse, hash_table::iterator::slide): Adjust all methods.
5584 * hash-set.h (hash_set): Add Lazy template parameter defaulted to
5586 (hash_set::contains): If Lazy is true, use find_slot_with_hash with
5587 NO_INSERT instead of find_with_hash.
5588 (hash_set::traverse, hash_set::iterator, hash_set::iterator::m_iter,
5589 hash_set::m_table): Add Lazy to template params of hash_table.
5590 (gt_ggc_mx, gt_pch_nx): Use false as Lazy in hash_set template param.
5591 * attribs.c (test_attribute_exclusions): Likewise.
5592 * hash-set-tests.c (test_set_of_strings): Add iterator tests for
5593 hash_set. Add tests for hash_set with Lazy = true.
5595 2019-03-21 Richard Biener <rguenther@suse.de>
5597 PR tree-optimization/89779
5598 * tree.c (tree_nop_conversion): Consolidate and fix defensive
5599 checks with respect to released SSA names now having error_mark_node
5601 * fold-const.c (operand_equal_p): Likewise.
5603 2019-03-20 Andreas Krebbel <krebbel@linux.ibm.com>
5606 * config/s390/s390.c (global_not_special_regno_p): Move to make it
5608 (s390_optimize_register_info): Use global_not_special_regno_p to
5609 check for global regs.
5611 2019-03-20 Jakub Jelinek <jakub@redhat.com>
5614 * lra-constraints.c (process_alt_operands) <reg>: For BLKmode, don't
5615 update this_alternative nor this_alternative_set.
5617 2019-03-19 Jim Wilson <jimw@sifive.com>
5620 * config/riscv/riscv.c (riscv_valid_lo_sum_p): New arg x. New locals
5621 align, size, offset. Use them to handle a BLKmode reference. Update
5623 (riscv_classify_address): Pass info->offset to riscv_valid_lo_sum_p.
5625 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5627 PR rtl-optimization/89768
5628 * loop-unroll.c (unroll_loop_constant_iterations): Use gen_int_mode
5630 (unroll_loop_runtime_iterations): Likewise.
5632 2019-03-19 Martin Sebor <msebor@redhat.com>
5634 PR tree-optimization/89644
5635 * tree-ssa-strlen.c (handle_builtin_stxncpy): Use full_string_p
5636 rather than endptr as an indicator of nul-termination.
5638 PR tree-optimization/89644
5639 * tree-ssa-strlen.c (handle_builtin_stxncpy): Consider unterminated
5640 arrays in determining sequence sizes in strncpy and stpncpy.
5642 2019-03-19 Martin Liska <mliska@suse.cz>
5645 * predict.c (combine_predictions_for_bb): Empty likely_edges and
5646 unlikely_edges if there's an edge that belongs to both these sets.
5648 2018-03-19 Segher Boessenkool <segher@kernel.crashing.org>
5651 * config/rs6000/rs6000.md (fix_trunc<mode>si2_stfiwx): If we have a
5652 non-TARGET_MFCRF target, and the dest is memory but not 32-bit aligned,
5653 go via a stack temporary.
5655 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5658 * config/mips/mips.c (mips_expand_vec_cond_expr): Use gen_lowpart
5659 instead of gen_rtx_SUBREG.
5660 * config/mips/mips-msa.md (vec_extract<mode><unitmode>): Likewise.
5662 2019-03-19 Richard Biener <rguenther@suse.de>
5665 * opts.c (finish_options): Disable -gsplit-dwarf when doing LTO.
5667 2019-03-19 Jan Hubicka <hubicka@ucw.cz>
5671 * tree.c (free_lang_data_in_decl): Do not free context of C++
5674 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5677 * config/arm/arm.md (cmpsi2_addneg): Swap the alternatives and use
5678 subs for the first alternative except when operands[3] is 1.
5681 * gimplify.c (gimplify_asm_expr): For output argument with
5682 TREE_ADDRESSABLE type, clear allows_reg if it allows memory, otherwise
5685 2019-03-19 Eric Botcazou <ebotcazou@adacore.com>
5687 PR rtl-optimization/89753
5688 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
5689 explicit unrolling factor even more robust.
5691 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5694 * config/i386/i386.c (ix86_expand_floorceildf_32): In ceil
5695 compensation use x2 += 1 instead of x2 -= -1 and when honoring
5696 signed zeros, do another copysign after the compensation.
5698 2019-03-18 Martin Sebor <msebor@redhat.com>
5700 PR tree-optimization/89720
5701 * tree-vrp.c (vrp_prop::check_mem_ref): Treat range with max < min
5702 more conservatively, the same as anti-range.
5704 2019-03-18 Richard Biener <rguenther@suse.de>
5707 * tree-ssanames.c (release_ssa_name_fn): For released SSA names
5708 use a TREE_TYPE of error_mark_node to avoid ICEs when dumping
5709 basic-blocks that are removed. Remove restoring SSA_NAME_VAR.
5710 * tree-outof-ssa.c (eliminate_useless_phis): Remove redundant checking.
5712 2019-03-18 Andrew Stubbs <ams@codesourcery.com>
5714 * config/gcn/gcn-run.c (struct output): Make next_output unsigned.
5715 Extend queue to 1024 entries.
5716 Add "consumed" field.
5717 (gomp_print_output): Remove print_index parameter.
5718 Add final parameter.
5719 Change limit to unsigned.
5720 Use consumed field to implement circular buffer.
5721 Detect interrupted print in final pass.
5722 Flush output at the end.
5723 (run): Update gomp_print_output usage.
5724 (main): Initialize kernargs->output_data.consumed.
5726 2019-03-18 Richard Sandiford <richard.sandiford@arm.com>
5728 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Fix the
5729 calculation of the minimum number of scalar iterations for
5730 fully-predicated loops.
5732 2019-03-18 Martin Jambor <mjambor@suse.cz>
5734 PR tree-optimization/89546
5735 * tree-sra.c (propagate_subaccesses_across_link): Requeue new_acc if
5736 any propagation to its children took place.
5738 2019-03-18 Andrew Burgess <andrew.burgess@embecosm.com>
5741 * config/riscv/riscv.c (riscv_pass_fpr_single): Add offset
5742 parameter, and make use of it.
5743 (riscv_get_arg_info): Pass offset to riscv_pass_fpr_single.
5745 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5747 * config/arc/arc.opt (mcode-density-frame): Get the inital value
5748 from TARGET_CODE_DENSITY_FRAME_DEFAULT.
5749 * config/arc/elf.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
5750 * config/arc/linux.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
5751 * config/arc/arc.md (pop_multi_fp_blink): Adjust constraints to
5752 match what the ops is doing.
5753 (push_multi_fp_blink): Likewise.
5754 * config/arc/arc.c (arc_override_options): Enable enter/leave when
5755 compiling for size and elf target.
5756 (arc_save_callee_enter): Adjust note to match what enter/leave
5759 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5761 * config/arc/arc.md (tst_movb): Fix constraint.
5763 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5765 * config/arc/arc.c (TARGET_HAVE_SPECULATION_SAFE_VALUE): Define.
5767 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5769 * config/arc/arc-protos.h (arc_adjust_reg_alloc_order): Declare.
5770 * config/arc/arc.c (arc_conditional_register_usage): Remove all
5771 reg_alloc_order references.
5772 (size_alloc_order): Define.
5773 (arc_adjust_reg_alloc_order): New function.
5774 * config/arc/arc.h (REG_ALLOC_ORDER): Proper define the register
5776 (ADJUST_REG_ALLOC_ORDER): Define.
5777 (HONOR_REG_ALLOC_ORDER): Likewise.
5779 2019-03-18 Richard Biener <rguenther@suse.de>
5782 * config/i386/i386.c (ix86_add_stmt_cost): Pessimize strided
5783 loads and stores a bit more.
5785 2019-03-18 Richard Biener <rguenther@suse.de>
5788 * config/i386/i386.c (ix86_add_stmt_cost): Apply strided
5789 load pessimization to stores as well.
5791 2019-03-18 Andrey Belevantsev <abel@ispras.ru>
5794 * sel-sched.c (compute_av_set_at_bb_end): When we have an ineligible
5795 successor, use NULL as its av set.
5797 2019-03-15 Segher Boessenkool <segher@kernel.crashing.org>
5799 PR rtl-optimization/89721
5800 * lra-constraints (invariant_p): Return false if side_effects_p holds.
5802 2019-03-15 Kelvin Nilsen <kelvin@gcc.gnu.org>
5805 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5806 When handling vec_extract, use modular arithmetic to allow
5807 constant selectors greater than vector length.
5808 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Allow
5809 V1TImode vectors to have constant selector values greater than 0.
5810 Use modular arithmetic to compute vector index.
5811 (rs6000_split_vec_extract_var): Use modular arithmetic to compute
5812 index for in-memory vectors. Correct code generation for
5813 in-register vectors.
5814 (altivec_expand_vec_ext_builtin): Use modular arithmetic to
5817 2019-03-15 Alexandre Oliva <aoliva@redhat.com>
5821 * dwarf2out.c (generic_parameter_die): Follow DECL_INITIAL of
5824 2019-03-15 Jakub Jelinek <jakub@redhat.com>
5827 * tree.c (inchash::add_expr): Strip any location wrappers.
5828 * fold-const.c (operand_equal_p): Move stripping of location wrapper
5829 after hash verification.
5832 * dwarf2out.c (add_const_value_attribute): Return false for MINUS,
5833 SIGN_EXTEND and ZERO_EXTEND.
5835 2019-03-14 Jason Merrill <jason@redhat.com>
5836 Jakub Jelinek <jakub@redhat.com>
5838 * hash-table.h (remove_elt_with_hash): Return if slot is NULL rather
5839 than if is_empty (*slot).
5840 * hash-set-tests.c (test_set_of_strings): Add tests for addition of
5841 existing elt and for elt removal.
5842 * hash-map-tests.c (test_map_of_strings_to_int): Add test for removal
5843 of already removed elt.
5845 2019-03-15 H.J. Lu <hongjiu.lu@intel.com>
5848 * config/i386/i386.c (remove_partial_avx_dependency): Handle
5851 2019-03-14 Martin Liska <mliska@suse.cz>
5854 * doc/invoke.texi: Remove -fdump-class-hierarchy option.
5856 2019-03-14 Richard Biener <rguenther@suse.de>
5859 * config/i386/i386.c (make_resolver_func): Properly set
5860 DECL_CONTEXT on the RESULT_DECL.
5861 * config/rs6000/rs6000.c (make_resolver_func): Likewise.
5863 2019-03-14 Richard Biener <rguenther@suse.de>
5865 * gimple-pretty-print.c: Include cfgloop.h.
5866 (dump_gimple_phi): Adjust.
5867 (dump_gimple_bb_header): Dump loop header for GIMPLE.
5868 (pp_cfg_jump): Adjust.
5869 (dump_implicit_edges): Dump fallthru to next block for GIMPLE as well.
5870 * tree-cfg.c (build_gimple_cfg): Remove lower_phi_internal_fn call.
5871 (lower_phi_internal_fn): Remove.
5872 (verify_gimple_call): Remove IFN_PHI special-casing.
5873 (dump_function_to_file): Dump IL state.
5874 * tree-into-ssa.c (rewrite_add_phi_arguments): Revert changes
5875 done to deal with PHI nodes being present in non-SSA state.
5877 2019-03-14 Jakub Jelinek <jakub@redhat.com>
5880 * multiple_target.c (create_dispatcher_calls): Change
5881 references_to_redirect from vector of ipa_ref * to vector of ipa_ref.
5882 In the node->iterate_referring loop, push *ref rather than ref, call
5883 ref->remove_reference () and always pass 0 to iterate_referring.
5885 PR rtl-optimization/89679
5886 * expmed.c (expand_mult_const): Don't add a REG_EQUAL note if it
5887 would contain a paradoxical SUBREG.
5889 2019-03-14 Richard Biener <rguenther@suse.de>
5891 PR tree-optimization/89710
5892 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use
5895 2019-03-14 Martin Liska <mliska@suse.cz>
5897 * coverage.c (coverage_begin_function): Stream also
5899 * doc/gcov.texi: Document 2 new fields in JSON file. Improve
5900 documentation about function declaration location.
5901 * gcov-dump.c (tag_function): Print whole range
5902 of function declaration.
5903 * gcov.c (struct function_info): Add end_column field.
5904 (function_info::function_info): Initialize it.
5905 (output_json_intermediate_file): Output {start,end}_column
5907 (read_graph_file): Read end_column.
5909 2019-03-14 Richard Biener <rguenther@suse.de>
5912 * fold-const.c (operand_equal_p): For INDIRECT_REF check
5913 that the access types are similar.
5915 2019-03-14 Jakub Jelinek <jakub@redhat.com>
5917 PR tree-optimization/89703
5918 * tree-ssa-strlen.c (valid_builtin_call): Punt if stmt call types
5919 aren't compatible also with builtin_decl_explicit. Check pure
5920 or non-pure status of BUILT_IN_STR{{,N}CMP,N{LEN,{CAT,CPY}{,_CHK}}}
5921 and BUILT_IN_STPNCPY{,_CHK}.
5923 2019-03-14 H.J. Lu <hongjiu.lu@intel.com>
5926 * config/i386/i386.c (ix86_print_operand): Handle 'M' to add
5927 addr32 prefix to VSIB address for X32.
5928 * config/i386/sse.md (*avx512pf_gatherpf<mode>sf_mask): Prepend
5930 (*avx512pf_gatherpf<mode>df_mask): Likewise.
5931 (*avx512pf_scatterpf<mode>sf_mask): Likewise.
5932 (*avx512pf_scatterpf<mode>df_mask): Likewise.
5933 (*avx2_gathersi<mode>): Prepend "%M3" to opcode.
5934 (*avx2_gathersi<mode>_2): Prepend "%M2" to opcode.
5935 (*avx2_gatherdi<mode>): Prepend "%M3" to opcode.
5936 (*avx2_gatherdi<mode>_2): Prepend "%M2" to opcode.
5937 (*avx2_gatherdi<mode>_3): Prepend "%M3" to opcode.
5938 (*avx2_gatherdi<mode>_4): Prepend "%M2" to opcode.`
5939 (*avx512f_gathersi<mode>): Prepend "%M4" to opcode.
5940 (*avx512f_gathersi<mode>_2): Prepend "%M3" to opcode.
5941 (*avx512f_gatherdi<mode>): Prepend "%M4" to opcode.
5942 (*avx512f_gatherdi<mode>_2): Prepend "%M3" to opcode.
5943 (*avx512f_scattersi<mode>): Prepend "%M0" to opcode.
5944 (*avx512f_scatterdi<mode>): Likewise.
5946 2019-03-13 Vladimir Makarov <vmakarov@redhat.com>
5949 * lra-constraints.c (inherit_in_ebb): Update
5950 potential_reload_hard_regs along with live_hard_regs.
5952 2019-03-13 Jakub Jelinek <jakub@redhat.com>
5955 * dwarf2out.c (size_of_die): For dw_val_class_view_list always use
5957 (value_format): For dw_val_class_view_list never use DW_FORM_loclistx.
5959 2019-03-13 Martin Sebor <msebor@redhat.com>
5961 PR tree-optimization/89662
5962 * tree-vrp.c (vrp_prop::check_mem_ref): Avoid assuming every type
5965 2019-03-13 Richard Biener <rguenther@suse.de>
5968 * tree-scalar-evolution.c (simplify_peeled_chrec): Do not
5969 throw FP expressions at tree-affine.
5971 2019-03-14 Richard Biener <rguenther@suse.de>
5973 * tree-pretty-print.c (dump_generic_node): For -gimple properly
5974 dump negative integer constants using _Literal (type) -num.
5976 2019-03-13 Jakub Jelinek <jakub@redhat.com>
5978 * ipa-param-manipulation.h (struct ipa_parm_adjustment): Remove
5979 nonlocal_value member.
5982 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Handle PHI args.
5983 (ipa_simd_modify_function_body): Handle PHIs.
5985 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
5987 * config/s390/s390.c (s390_option_override_internal): Use more
5988 aggressive inlining parameters.
5990 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
5992 * config/s390/3906.md: New file.
5993 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
5994 (LONGRUNNING_THRESHOLD): Remove.
5995 (MAX_SCHED_MIX_SCORE): Decrease.
5996 (MAX_SCHED_MIX_DISTANCE): Decrease.
5997 (s390_bb_fallthru_entry_likely): Assume fallthru for less than likely.
5998 (struct s390_sched_state): New struct to hold scheduling state.
5999 (S390_SCHED_STATE_NORMAL): Remove.
6000 (S390_SCHED_STATE_CRACKED): Remove.
6001 (S390_SCHED_ATTR_MASK_GROUPOFTWO): Add.
6002 (s390_get_sched_attrmask): Use new attribute.
6003 (s390_get_unit_mask): Use new units.
6004 (s390_is_fpd): New function.
6005 (s390_is_fxd): New function.
6006 (s390_is_longrunning): New function.
6007 (s390_sched_score): Use new functions.
6008 (s390_sched_reorder): Likewise.
6009 (s390_sched_variable_issue): Rework and use new functions.
6010 (s390_sched_init): Use new functions.
6011 * config/s390/s390.h (s390_tune_attr): Add z14.
6012 * config/s390/s390.md: Add z14.
6014 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
6016 * config/s390/2964.md: Update pipeline description.
6017 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
6018 (LONGRUNNING_THRESHOLD): Remove.
6019 (LATENCY_FACTOR): Remove.
6020 (s390_get_unit_mask): Add unit.
6021 (s390_sched_score): Use fxd/fpd.
6022 (s390_sched_variable_issue): Use fxd/fpd.
6024 2019-03-12 Martin Liska <mliska@suse.cz>
6026 * config/i386/i386.c: Reword an error message.
6028 2019-03-12 Martin Jambor <mjambor@suse.cz>
6030 * cgraph.c (cgraph_node::dump): Dump more info for former thunks,
6031 terminate with newline.
6033 2019-03-12 Jakub Jelinek <jakub@redhat.com>
6036 * config/s390/s390.md (tabort): Use %wd instead of
6037 HOST_WIDE_INT_PRINT_DEC in error message, reword to avoid two capital
6038 letters and periods.
6039 * config/tilepro/tilepro.c (tilepro_print_operand): Use %wd in
6040 output_operand_lossage instead of HOST_WIDE_INT_PRINT_DEC, replace
6044 * builtins.c (expand_builtin_int_roundingfn,
6045 expand_builtin_int_roundingfn_2): Return NULL_RTX instead of
6046 gcc_unreachable if validate_arglist fails.
6048 2019-03-12 Richard Biener <rguenther@suse.de>
6050 PR tree-optimization/89664
6051 * tree-ssa-math-opts.c (execute_cse_reciprocals_1): Properly
6052 free the occurance tree after the early out.
6054 2019-03-11 Jakub Jelinek <jakub@redhat.com>
6058 * vr-values.c (vr_values::update_value_range): If
6059 old_vr->varying_p (), don't update it, make new_vr also VARYING
6062 2019-03-11 Martin Liska <mliska@suse.cz>
6064 * config/aarch64/aarch64.c (aarch64_override_options_internal):
6065 Fix double string quoting.
6067 2019-03-11 Martin Liska <mliska@suse.cz>
6069 * collect-utils.c (collect_wait): Wrap apostrophes
6070 in gcc internal format with %'.
6071 * collect2.c (main): Likewise.
6072 (scan_prog_file): Likewise.
6073 (scan_libraries): Likewise.
6074 * config/i386/i386.c (ix86_expand_call): Likewise.
6075 (ix86_handle_interrupt_attribute): Likewise.
6076 * config/nds32/nds32-intrinsic.c (nds32_expand_builtin_impl): Likewise.
6077 * config/nds32/nds32.c (nds32_insert_attributes): Likewise.
6078 * config/rl78/rl78.c (rl78_handle_saddr_attribute): Likewise.
6079 * lto-wrapper.c (find_crtoffloadtable): Likewise.
6080 * symtab.c (symtab_node::verify_base): Likewise.
6081 * tree-cfg.c (verify_gimple_label): Likewise.
6082 * tree.c (verify_type_variant): Likewise.
6084 2019-03-11 Martin Liska <mliska@suse.cz>
6086 * builtins.c (expand_builtin_thread_pointer): Wrap an option name
6087 in a string format message and fix GNU coding style.
6088 (expand_builtin_set_thread_pointer): Likewise.
6089 * common/config/aarch64/aarch64-common.c
6090 (aarch64_rewrite_selected_cpu): Likewise.
6091 * common/config/alpha/alpha-common.c (alpha_handle_option): Likewise.
6092 * common/config/arc/arc-common.c (arc_handle_option): Likewise.
6093 * common/config/arm/arm-common.c (arm_parse_fpu_option): Likewise.
6094 * common/config/bfin/bfin-common.c (bfin_handle_option): Likewise.
6095 * common/config/i386/i386-common.c (ix86_handle_option): Likewise.
6096 * common/config/ia64/ia64-common.c (ia64_handle_option): Likewise.
6097 * common/config/m68k/m68k-common.c (m68k_handle_option): Likewise.
6098 * common/config/msp430/msp430-common.c (msp430_handle_option): Likewise.
6099 * common/config/nds32/nds32-common.c (nds32_handle_option): Likewise.
6100 * common/config/powerpcspe/powerpcspe-common.c (rs6000_handle_option):
6102 * common/config/riscv/riscv-common.c
6103 (riscv_subset_list::parsing_subset_version): Likewise.
6104 (riscv_subset_list::parse_std_ext): Likewise.
6105 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
6106 (riscv_subset_list::parse): Likewise.
6107 * common/config/rs6000/rs6000-common.c (rs6000_handle_option): Likewise.
6108 * config/aarch64/aarch64.c (aarch64_parse_one_option_token): Likewise.
6109 (aarch64_override_options_internal): Likewise.
6110 (aarch64_validate_mcpu): Likewise.
6111 (aarch64_validate_march): Likewise.
6112 (aarch64_validate_mtune): Likewise.
6113 (aarch64_override_options): Likewise.
6114 * config/alpha/alpha.c (alpha_option_override): Likewise.
6115 * config/arc/arc.c (arc_init): Likewise.
6116 (parse_mrgf_banked_regs_option): Likewise.
6117 (arc_override_options): Likewise.
6118 (arc_expand_builtin_aligned): Likewise.
6119 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Likewise.
6120 (arm_expand_builtin): Likewise.
6121 * config/arm/arm.c (arm_option_check_internal): Likewise.
6122 (arm_configure_build_target): Likewise.
6123 (arm_option_override): Likewise.
6124 (arm_options_perform_arch_sanity_checks): Likewise.
6125 (arm_handle_cmse_nonsecure_entry): Likewise.
6126 (arm_handle_cmse_nonsecure_call): Likewise.
6127 (arm_tls_referenced_p): Likewise.
6128 (thumb1_expand_prologue): Likewise.
6129 * config/avr/avr.c (avr_option_override): Likewise.
6130 * config/bfin/bfin.c (bfin_option_override): Likewise.
6131 * config/c6x/c6x.c (c6x_option_override): Likewise.
6132 * config/cr16/cr16.c (cr16_override_options): Likewise.
6133 * config/cris/cris.c (cris_option_override): Likewise.
6134 * config/csky/csky.c (csky_handle_isr_attribute): Likewise.
6135 * config/darwin-c.c (macosx_version_as_macro): Likewise.
6136 * config/darwin.c (darwin_override_options): Likewise.
6137 * config/frv/frv.c (frv_expand_builtin): Likewise.
6138 * config/h8300/h8300.c (h8300_option_override): Likewise.
6139 * config/i386/i386.c (parse_mtune_ctrl_str): Likewise.
6140 (ix86_option_override_internal): Likewise.
6141 (warn_once_call_ms2sysv_xlogues): Likewise.
6142 (ix86_expand_prologue): Likewise.
6143 (split_stack_prologue_scratch_regno): Likewise.
6144 (ix86_warn_parameter_passing_abi): Likewise.
6145 * config/ia64/ia64.c (fix_range): Likewise.
6146 * config/m68k/m68k.c (m68k_option_override): Likewise.
6147 * config/microblaze/microblaze.c (microblaze_option_override): Likewise.
6148 * config/mips/mips.c (mips_emit_probe_stack_range): Likewise.
6149 (mips_set_compression_mode): Likewise.
6150 * config/mmix/mmix.c (mmix_option_override): Likewise.
6151 * config/mn10300/mn10300.c (mn10300_option_override): Likewise.
6152 * config/msp430/msp430.c (msp430_option_override): Likewise.
6153 * config/nds32/nds32.c (nds32_option_override): Likewise.
6154 * config/nios2/nios2.c (nios2_custom_check_insns): Likewise.
6155 (nios2_option_override): Likewise.
6156 (nios2_expand_custom_builtin): Likewise.
6157 * config/nvptx/mkoffload.c (main): Likewise.
6158 * config/nvptx/nvptx.c (diagnose_openacc_conflict): Likewise.
6159 * config/pa/pa.c (fix_range): Likewise.
6160 (pa_option_override): Likewise.
6161 * config/riscv/riscv.c (riscv_parse_cpu): Likewise.
6162 (riscv_option_override): Likewise.
6163 * config/rl78/rl78.c (rl78_option_override): Likewise.
6164 * config/rs6000/aix61.h: Likewise.
6165 * config/rs6000/aix71.h: Likewise.
6166 * config/rs6000/aix72.h: Likewise.
6167 * config/rs6000/driver-rs6000.c (elf_platform): Likewise.
6168 * config/rs6000/freebsd64.h: Likewise.
6169 * config/rs6000/linux64.h: Likewise.
6170 * config/rs6000/rs6000.c (rs6000_option_override_internal): Likewise.
6171 (rs6000_expand_zeroop_builtin): Likewise.
6172 (rs6000_expand_mtfsb_builtin): Likewise.
6173 (rs6000_expand_set_fpscr_rn_builtin): Likewise.
6174 (rs6000_expand_set_fpscr_drn_builtin): Likewise.
6175 (rs6000_invalid_builtin): Likewise.
6176 (rs6000_expand_split_stack_prologue): Likewise.
6177 * config/rs6000/rtems.h: Likewise.
6178 * config/rx/rx.c (valid_psw_flag): Likewise.
6179 (rx_expand_builtin): Likewise.
6180 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Likewise.
6181 * config/s390/s390.c (s390_expand_builtin): Likewise.
6182 (s390_function_profiler): Likewise.
6183 (s390_option_override_internal): Likewise.
6184 (s390_option_override): Likewise.
6185 * config/sh/sh.c (sh_option_override): Likewise.
6186 (sh_builtin_saveregs): Likewise.
6187 (sh_fix_range): Likewise.
6188 * config/sh/vxworks.h: Likewise.
6189 * config/sparc/sparc.c (sparc_option_override): Likewise.
6190 * config/spu/spu.c (spu_option_override): Likewise.
6191 (fix_range): Likewise.
6192 * config/visium/visium.c (visium_option_override): Likewise.
6193 (visium_handle_interrupt_attr): Likewise.
6194 * config/xtensa/xtensa.c (xtensa_option_override): Likewise.
6195 * dbgcnt.c (dbg_cnt_set_limit_by_name): Likewise.
6196 (dbg_cnt_process_opt): Likewise.
6197 * dwarf2out.c (output_dwarf_version): Likewise.
6198 * except.c (expand_eh_return): Likewise.
6199 * gcc.c (defined): Likewise.
6200 (driver_handle_option): Likewise.
6201 (process_command): Likewise.
6202 (compare_files): Likewise.
6203 (driver::prepare_infiles): Likewise.
6204 (driver::do_spec_on_infiles): Likewise.
6205 (driver::maybe_run_linker): Likewise.
6206 * omp-offload.c (oacc_parse_default_dims): Likewise.
6207 * opts-global.c (handle_common_deferred_options): Likewise.
6208 * opts.c (parse_sanitizer_options): Likewise.
6209 (common_handle_option): Likewise.
6210 (enable_warning_as_error): Likewise.
6211 * passes.c (enable_disable_pass): Likewise.
6212 * plugin.c (parse_plugin_arg_opt): Likewise.
6213 (default_plugin_dir_name): Likewise.
6214 * targhooks.c (default_expand_builtin_saveregs): Likewise.
6215 (default_pch_valid_p): Likewise.
6216 * toplev.c (init_asm_output): Likewise.
6217 (process_options): Likewise.
6218 (toplev::run_self_tests): Likewise.
6219 * tree-cfg.c (verify_gimple_call): Likewise.
6220 * tree-inline.c (inline_forbidden_p_stmt): Likewise.
6221 (tree_inlinable_function_p): Likewise.
6222 * var-tracking.c (vt_find_locations): Likewise.
6224 2019-03-11 Andreas Krebbel <krebbel@linux.ibm.com>
6226 * config/s390/s390.c (s390_expand_builtin): Do the copy_to_reg not
6227 only on the else branch.
6229 2019-03-11 Martin Liska <mliska@suse.cz>
6231 * gcov.c (output_intermediate_json_line): Print function
6233 (output_json_intermediate_file): Add new argument.
6234 * doc/gcov.texi: Document the change.
6236 2019-03-11 Eric Botcazou <ebotcazou@adacore.com>
6238 PR rtl-optimization/89588
6239 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
6240 explicit unrolling factor more robust.
6242 2019-03-11 Richard Biener <rguenther@suse.de>
6244 PR tree-optimization/89649
6245 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
6246 * tree-vect-loop-manip.c (vect_do_peeling): Unset force_vectorize
6247 on the prolog and epilog loops.
6248 (vect_loop_versioning): Return copy of loop.
6249 * tree-vect-loop.c (vect_transform_loop): Unset force_vectorize
6250 on the non-vectorized version of the loop.
6252 2019-03-10 Uroš Bizjak <ubizjak@gmail.com>
6255 * config/i386/sse.md (*vec_extractv2di_0_sse):
6256 Add (=r,x) alternative and corresponding splitter.
6258 2019-03-10 Martin Jambor <mjambor@suse.cz>
6260 PR tree-optimization/85762
6261 PR tree-optimization/87008
6262 PR tree-optimization/85459
6263 * tree-sra.c (contains_vce_or_bfcref_p): New parameter, set the bool
6264 it points to if there is a type changing MEM_REF. Adjust all callers.
6265 (build_accesses_from_assign): Disable total scalarization if
6266 contains_vce_or_bfcref_p returns true through the new parameter, for
6269 2019-03-09 Jakub Jelinek <jakub@redhat.com>
6272 * attribs.c (handle_dll_attribute): Don't clear TREE_STATIC for
6273 dllimport on VAR_DECLs with RECORD_TYPE or UNION_TYPE DECL_CONTEXT.
6276 * common.opt (fdiagnostics-show-labels,
6277 fdiagnostics-show-line-numbers, fdiagnostics-format=,
6278 fdiagnostics-minimum-margin-width=, fgnat-encodings=, gas-loc-support,
6279 gas-locview-support, ginline-points, ginternal-reset-location-views):
6280 Terminate description text with a dot.
6281 * config/microblaze/microblaze.opt (mxl-prefetch): Likewise.
6282 * config/mcore/mcore.opt (m210, m340): Likewise.
6283 * config/epiphany/epiphany.opt (mprefer-short-insn-regs, mcmove,
6284 mnops=): Start description text with a capital letter.
6285 * config/arc/arc.opt (msize-level=): Likewise.
6286 * config/sh/sh.opt (minline-ic_invalidate): Likewise.
6287 * config/rs6000/sysv4.opt (mno-toc, mtoc, mno-traceback, mshlib,
6289 * config/ft32/ft32.opt (msim): Likewise.
6290 (mft32b, mcompress): Likewise. Terminate description text with a dot.
6291 (mnodiv, mnopm): Terminate description text with a dot.
6292 * config/c6x/c6x.opt (c6x_sdata): Terminate Enum description with
6294 * config/i386/i386.opt (prefer_vector_width, instrument_return):
6296 * config/rx/rx.opt (nofpu): Remove trailing spaces from description
6299 PR rtl-optimization/89634
6300 * cfgcleanup.c (thread_jump): Punt if registers mentioned in cond1
6301 are modified in BB_END (e->src) instruction.
6303 2019-03-08 David Malcolm <dmalcolm@redhat.com>
6306 * config/i386/i386.c (ix86_set_current_function): Make "sorry"
6307 messages more amenable to translation, and improve wording.
6309 2019-03-08 Bill Schmidt <wschmidt@linux.ibm.com>
6311 * config/rs6000/rs6000-p8swap.c (rs6000_analyze_swaps): Rebuild
6312 ud- and du-chains between phases.
6314 2019-03-08 Richard Sandiford <richard.sandiford@arm.com>
6317 * dwarf2cfi.c (dwarf2out_frame_debug_expr): Use CONST_POLY_INT
6318 instead of POLY_INT_CST.
6320 2019-03-08 Andre Vieira <andre.simoesdiasvieira@arm.com>
6322 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): Add TARGET_VFP_DOUBLE
6325 2019-03-08 Uroš Bizjak <ubizjak@gmail.com>
6330 * config/i386/emmintrin.h (_mm_loadu_si64): New intrinsic.
6331 (_mm_storeu_si64): Ditto.
6333 2019-03-08 Martin Liska <mliska@suse.cz>
6336 * config/i386/i386.c (ix86_option_override_internal): Disable
6337 jump tables when retpolines are used.
6339 2019-03-08 Jan Hubicka <hubicka@ucw.cz>
6342 * ipa-split.c (execute_split_functions): Do not split
6343 'noinline' or 'section' function.
6345 2019-03-08 Jakub Jelinek <jakub@redhat.com>
6348 * config/s390/s390.c (s390_const_operand_ok): Use %wu instead of
6349 HOST_WIDE_INT_PRINT_UNSIGNED and %wd instead of
6350 HOST_WIDE_INT_PRINT_DEC. Formatting fixes.
6353 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
6354 from diagnostics. Formatting fixes.
6357 * ipa-devirt.c (odr_types_equivalent_p): Fix grammar in
6358 warn_odr diagnostics.
6361 * lra-constraints.c (process_alt_operands): Avoid one space before
6362 " at the end of line and another after " on another line in a string
6364 * attribs.c (handle_dll_attribute): Likewise.
6365 * config/avr/avr-devices.c (avr_texinfo): Likewise.
6367 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Don't wrap
6368 warning_at or inform messages in G_() if there is no ?:.
6370 PR tree-optimization/89550
6371 * builtins.c (c_strlen): Only set TREE_NO_WARNING if warning_at
6372 returned true. Formatting fixes.
6373 (expand_builtin_strnlen): Formatting fixes.
6374 * tree-vrp.c (vrp_prop::check_mem_ref): Only set TREE_NO_WARNING
6375 if warning_at returned true.
6376 * tree-cfg.c (pass_warn_function_return::execute): Likewise.
6378 2019-03-08 Richard Biener <rguenther@suse.de>
6381 * cfgloop.h (struct loop): Add owned_clique field.
6382 * cfgloopmanip.c (copy_loop_info): Copy it.
6383 * tree-cfg.c (gimple_duplicate_bb): Do not remap owned_clique
6385 * tree-inline.c (copy_loops): Remap owned_clique.
6386 * lto-streamer-in.c (input_cfg): Stream owned_clique.
6387 * lto-streamer-out.c (output_cfg): Likewise.
6389 2019-03-08 Jakub Jelinek <jakub@redhat.com>
6392 * config/darwin.c: Include intl.h.
6393 (darwin_build_constant_cfstring): Improve i18n of diagnostics by not
6394 composing the message out of two separate parts.
6396 2019-03-07 Jakub Jelinek <jakub@redhat.com>
6399 * config/i386/i386.c (ix86_set_func_type): Make sure diagnostics
6400 doesn't start with a capital letter and doesn't end with a dot.
6401 (ix86_function_arg_boundary): Make sure diagnostics doesn't start
6402 with a capital letter.
6403 (ix86_mangle_function_version_assembler_name): Likewise.
6404 (ix86_generate_version_dispatcher_body): Likewise.
6405 (fold_builtin_cpu): Likewise.
6406 (get_builtin_code_for_version): Likewise. Remove extraneous space.
6407 (ix86_handle_interrupt_attribute): Make the diagnostics easier for
6408 translators, wrap full type name in %qs.
6410 PR translation/79999
6411 * gimplify.c (gimplify_omp_ordered): Reword diagnostics to talk about
6412 depend clause with source (or sink) modifier.
6413 * omp-expand.c (expand_omp_ordered_sink): Likewise.
6416 * config/i386/sse.md (avx512f_mov<ssescalarmodelower>_mask,
6417 *avx512f_load<mode>_mask, avx512f_store<mode>_mask): New define_insns.
6418 (avx512f_load<mode>_mask): New define_expand.
6419 * config/i386/i386-builtin.def (__builtin_ia32_loadsd_mask,
6420 __builtin_ia32_loadss_mask, __builtin_ia32_storesd_mask,
6421 __builtin_ia32_storess_mask, __builtin_ia32_movesd_mask,
6422 __builtin_ia32_movess_mask): New builtins.
6423 * config/i386/avx512fintrin.h (_mm_mask_load_ss, _mm_maskz_load_ss,
6424 _mm_mask_load_sd, _mm_maskz_load_sd, _mm_mask_move_ss,
6425 _mm_maskz_move_ss, _mm_mask_move_sd, _mm_maskz_move_sd,
6426 _mm_mask_store_ss, _mm_mask_store_sd): New intrinsics.
6428 2019-03-07 Martin Jambor <mjambor@suse.cz>
6431 * ipa-cp.c (perform_estimation_of_a_value): Account zero time benefit
6432 for extern inline functions.
6434 2019-03-07 Martin Jambor <mjambor@suse.cz>
6437 * cgraph.h (cgraph_node): New inline method former_thunk_p.
6438 * cgraph.c (cgraph_node::dump): Dump a note if node is a former thunk.
6439 (clone_of_p): Treat expanded thunks like thunks, be optimistic if they
6440 have multiple callees. At the end check if declarations match as
6441 opposed to cgraph_nodes.
6443 2019-03-07 Martin Liska <mliska@suse.cz>
6445 * cgraph.c (cgraph_node::verify_node): Verify with a neighbour
6446 which is equivalent to searching for this in clones chain.
6447 * symtab.c (symtab_node::verify_base): Similarly compare ASM
6448 names with a neighbour and special case first node in a chain.
6450 2019-01-25 Jason Merrill <jason@redhat.com>
6452 PR c++/80916 - spurious "static but not defined" warning.
6453 * gimple-fold.c (can_refer_decl_in_current_unit_p): Return false
6454 for an internal symbol with DECL_EXTERNAL.
6456 2019-04-07 Richard Biener <rguenther@suse.de>
6459 * cfgloopmanip.c (copy_loop_info): Copy forgotten fields.
6460 * tree-inline.c (copy_loops): Simplify.
6462 2019-03-07 Martin Liska <mliska@suse.cz>
6464 * dwarf2out.c (add_AT_vms_delta): Revert function removal.
6466 2019-03-07 Richard Biener <rguenther@suse.de>
6468 PR tree-optimization/89595
6469 * tree-ssa-dom.c (dom_opt_dom_walker::optimize_stmt): Take
6470 stmt iterator as reference, take boolean output parameter to
6471 indicate whether the stmt was removed and thus the iterator
6473 (dom_opt_dom_walker::before_dom_children): Re-iterate over
6474 stmts created by folding.
6476 2019-03-07 Jakub Jelinek <jakub@redhat.com>
6479 * doc/extend.texi (Basic Asm): Document qualifiers are not allowed
6482 2019-03-06 Peter Bergner <bergner@linux.ibm.com>
6484 PR rtl-optimization/88845
6485 * config/rs6000/rs6000.c (rs6000_emit_move_si_sf_subreg): Enable during
6487 * lra.c (remove_scratches_1): New function.
6488 (remove_scratches): Use it.
6489 (lra_emit_move): Likewise.
6491 2019-03-06 Claudiu Zissulescu <claziss@synopsys.com>
6493 * config/arc/arc-c.def (__ARC_UNALIGNED__): Set it on
6494 unaligned_access variable.
6495 * config/arc/arc.c (arc_override_options): Set unaligned access
6496 default on for HS CPUs.
6497 * config/arc/arc.h (STRICT_ALIGNMENT): Fix logic.
6499 2019-03-06 Martin Liska <mliska@suse.cz>
6501 PR gcov-profile/89577
6502 * doc/gcov.texi: Prefer to use --coverage.
6503 * doc/sourcebuild.texi: Likewise.
6505 2019-03-02 Jason Merrill <jason@redhat.com>
6507 PR c++/86485 - -Wmaybe-unused with empty class ?:
6508 * gimplify.c (gimplify_cond_expr): Use INIT_EXPR.
6510 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6513 * config/rs6000/t-linux (MULTIARCH_DIRNAME): Set to non-empty only
6517 * builtins.c (maybe_emit_free_warning): Punt if free doesn't have
6518 exactly one argument.
6520 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6521 Richard Sandiford <richard.sandiford@arm.com>
6523 PR tree-optimization/89570
6524 * match.pd (vec_cond into cond_op simplification): Don't use
6525 get_conditional_internal_fn, use as_internal_fn (cond_op).
6527 2019-03-05 Wilco Dijkstra <wdijkstr@arm.com>
6530 * config/arm/arm.md (movsi): Use targetm.cannot_force_const_mem
6531 to decide when to split off a non-zero offset from a symbol.
6532 * config/arm/arm.c (arm_cannot_force_const_mem): Disallow offsets
6533 in function symbols.
6535 2019-03-05 Richard Biener <rguenther@suse.de>
6537 PR tree-optimization/89594
6538 * tree-if-conv.c (pass_if_conversion::execute): Handle
6539 case where .LOOP_VECTORIZED_FUNCTION was removed.
6541 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6544 * fold-const.c (fold_checksum_tree): Don't use fixed size buffer,
6545 instead alloca it only when needed with the needed size.
6547 PR tree-optimization/89570
6548 * match.pd (vec_cond into cond_op simplification): Guard with
6549 vectorized_internal_fn_supported_p test and #if GIMPLE.
6551 PR tree-optimization/89566
6552 * gimple-ssa-sprintf.c (sprintf_dom_walker::handle_gimple_call):
6553 Set info.fncode to BUILT_IN_NONE if gimple_call_builtin_p failed.
6554 Punt if get_user_idx_format succeeds, but idx_format argument is
6555 not provided or doesn't have pointer type, or if idx_args is above
6556 number of provided arguments.
6558 2019-03-04 Wilco Dijkstra <wdijkstr@arm.com>
6560 PR tree-optimization/89437
6561 * match.pd: Use lt in sin(atan(x)) and cos(atan(x)) simplifications.
6563 2019-03-04 Richard Biener <rguenther@suse.de>
6566 * tree-scalar-evolution.c: (get_loop_exit_condition): Use
6569 2019-03-04 Bin Cheng <bin.cheng@linux.alibaba.com>
6571 PR tree-optimization/89487
6572 * tree-loop-distribution.c (has_nonaddressable_dataref_p): New.
6573 (create_rdg_vertices): Compute has_nonaddressable_dataref_p.
6574 (distribute_loop): Don't do runtime alias check if there is non-
6575 addressable data reference.
6576 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Check if VAR_DECL
6577 is a register variable.
6579 2019-03-02 Jakub Jelinek <jakub@redhat.com>
6582 * config/arm/arm.md (cmpsi2_addneg): Use
6583 trunc_int_for_mode (-INTVAL (...), SImode) instead of -INTVAL (...).
6584 If operands[2] is 0 or INT_MIN, force use of subs.
6585 (*compare_scc splitter): Use gen_int_mode.
6586 (*negscc): Likewise.
6587 * config/arm/thumb2.md (*thumb2_negscc): Likewise.
6589 2019-03-01 Kito Cheng <kito.cheng@gmail.com>
6590 Monk Chiang <sh.chiang04@gmail.com>
6592 * common/config/riscv/riscv-common.c: Include sstream.
6593 (riscv_subset_list::to_string): New.
6594 (riscv_arch_str): Likewise.
6595 * config.gcc (riscv*-*-*): Handle --with-riscv-attribute=
6597 * config/riscv/riscv-protos.h (riscv_arch_str): New.
6598 * config/riscv/riscv.c (INCLUDE_STRING): Defined.
6599 (riscv_emit_attribute): New.
6600 (riscv_file_start): Emit attribute if needed.
6601 (riscv_option_override): Init riscv_emit_attribute_p.
6602 * config/riscv/riscv.opt (mriscv-attribute): New option.
6603 * configure.ac (riscv*-*-*): Check binutils is supporting ELF
6605 * doc/install.texi: Document --with-riscv-attribute.
6606 * doc/invoke.texi: Document -mriscv-attribute.
6608 * common/config/riscv/riscv-common.c:
6609 Include config/riscv/riscv-protos.h.
6610 (INCLUDE_STRING): Defined.
6611 (RISCV_DONT_CARE_VERSION): Defined.
6612 (riscv_subset_t): Declare.
6613 (riscv_subset_t::riscv_subset_t): New.
6614 (riscv_subset_list): Declare.
6615 (riscv_subset_list::riscv_subset_list): New.
6616 (riscv_subset_list::~riscv_subset_list): Likewise.
6617 (riscv_subset_list::parsing_subset_version): Likewise.
6618 (riscv_subset_list::parse_std_ext): Likewise.
6619 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
6620 (riscv_subset_list::add): Likewise.
6621 (riscv_subset_list::lookup): Likewise.
6622 (riscv_subset_list::xlen): Likewise.
6623 (riscv_subset_list::parse): Likewise.
6624 (riscv_supported_std_ext): Likewise.
6625 (current_subset_list): Likewise.
6626 (riscv_parse_arch_string): Using riscv_subset_list::parse to
6629 2019-03-01 Segher Boessenkool <segher@kernel.crashing.org>
6631 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
6632 rs6000_dejagnu_cpu_index is set, use that to override rs6000_cpu_index.
6633 * config/rs6000/rs6000.opt (mdejagnu-cpu=): New option.
6635 2019-03-01 Alexander Monakov <amonakov@ispras.ru>
6637 PR rtl-optimization/85899
6638 * haifa-sched.c (find_fallthru_edge_from): Relax assert to account for
6639 fallthru edges leading to the exit block.
6641 2019-03-01 Tamar Christina <tamar.christina@arm.com>
6644 * config/aarch64/aarch64-option-extensions.def (fp, simd, crypto, fp16,
6645 rdma, dotprod, sha2, sha3, sm4, fp16fml, sve): Collapse line.
6647 2019-03-01 Richard Sandiford <richard.sandiford@arm.com>
6649 PR tree-optimization/89535
6650 * tree-vect-stmts.c (vectorizable_call): Record the vector types
6651 for each operand. Calculate the fallback choice for mask operands
6652 and pass it to vect_get_vec_def_for_operand.
6654 2019-03-01 Richard Biener <rguenther@suse.de>
6657 * tree-ssa-operands.c (add_stmt_operand): CONST_DECL may
6658 get virtual operands.
6659 (get_expr_operands): Handle CONST_DECL like other decls.
6661 2019-03-01 Jakub Jelinek <jakub@redhat.com>
6664 * fold-const.c (fold_checksum_tree): Ignore TREE_NO_WARNING bit
6665 on DECL_P and EXPR_P.
6667 2019-03-01 Richard Biener <rguenther@suse.de>
6670 * tree-cfgcleanup.h (cleanup_tree_cfg): Add SSA update flags
6671 argument, defaulted to zero.
6672 * passes.c (execute_function_todo): Pass down SSA update flags
6673 to cleanup_tree_cfg.
6674 * tree-cfgcleanup.c: Include tree-into-ssa.h and tree-cfgcleanup.h.
6675 (cleanup_tree_cfg_noloop): After cleanup_control_flow_pre update SSA
6677 (cleanup_tree_cfg): Get and pass down SSA update flags.
6679 2019-03-01 Jakub Jelinek <jakub@redhat.com>
6682 * dwarf2out.c (output_comdat_type_unit): Add ATTRIBUTE_UNUSED to
6683 early_lto_debug argument.
6685 2019-02-28 Eric Botcazou <ebotcazou@adacore.com>
6687 PR tree-optimization/89536
6688 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_NOT_EXPR>: Test
6689 only whether bit #0 of the value is 0 instead of the entire value.
6691 2019-02-28 Marek Polacek <polacek@redhat.com>
6693 PR c++/87068 - missing diagnostic with fallthrough statement.
6694 * gimplify.c (expand_FALLTHROUGH_r): If IFN_FALLTHROUGH was found
6695 at the end of a seq, save its location to walk_stmt_info.
6696 (expand_FALLTHROUGH): Warn if IFN_FALLTHROUGH is at the end of
6699 2019-02-28 Jan Hubicka <hubicka@ucw.cz>
6702 * tree.c (find_atomic_core_type): Move ahead in file.
6703 (check_base_type): Correctly compare alignments of atomic types.
6705 2019-02-28 H.J. Lu <hongjiu.lu@intel.com>
6708 * config/i386/i386.c (get_builtin_code_for_version): Identify
6709 Westmere from PCLMUL, instead of AES.
6711 2019-02-28 Jakub Jelinek <jakub@redhat.com>
6714 * config/arm/arm.md (*subsi3_carryin_compare_const): Use
6715 trunc_int_for_mode (-INTVAL (...), SImode), just instead of
6718 2019-02-28 Tamar Christina <tamar.christina@arm.com>
6721 * config/aarch64/aarch64-option-extensions.def: Document it.
6722 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Skip feature
6725 2019-02-28 Jakub Jelinek <jakub@redhat.com>
6728 * convert.c (convert_to_real_1, convert_to_integer_1): Punt for
6729 builtins if they don't have a single scalar floating point argument.
6732 2019-02-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
6734 PR rtl-optimization/89490
6735 * varasm.c (get_block_for_section): Bail out for mergeable sections.
6736 (default_use_anchors_for_symbol_p, output_object_block): Assert the
6737 block section is not mergeable.
6739 2019-02-27 Jakub Jelinek <jakub@redhat.com>
6742 * config/arm/arm.md (arm_casesi_internal): New define_expand. Rename
6743 old define_insn to ...
6744 (*arm_casesi_internal): ... this. Add mode to LABEL_REFs.
6745 * config/arm/thumb2.md (thumb2_casesi_internal): New define_expand.
6746 Rename old define_insn to ...
6747 (*thumb2_casesi_internal): ... this. Add mode to LABEL_REFs.
6748 (thumb2_casesi_internal_pic): New define_expand. Rename old
6750 (*thumb2_casesi_internal_pic): ... this. Add mode to LABEL_REFs.
6751 * config/aarch64/aarch64.md (casesi): Create the casesi_dispatch
6752 MEM manually here, set MEM_READONLY_P and MEM_NOTRAP_P on it.
6754 2019-02-27 Richard Biener <rguenther@suse.de>
6757 * dwarf2out.c (use_debug_types): Disable when in_lto_p.
6759 2019-02-27 Richard Biener <rguenther@suse.de>
6761 * passes.c (should_skip_pass_p): Do not skip cgraph-edge
6764 2019-02-27 Richard Biener <rguenther@suse.de>
6767 * dwarf2out.c (output_comdat_type_unit): Add early_lto_debug
6768 parameter, prefix section name with .gnu.debuglto_ if true.
6769 (dwarf2out_finish): Pass false to output_comdat_type_unit.
6770 (dwarf2out_early_finish): Pass true to output_comdat_type_unit.
6772 2019-02-27 Richard Biener <rguenther@suse.de>
6775 * dwarf2out.c (size_of_die): Key on AT_ref (a)->comdat_type_p
6776 rather than on use_debug_types, doing what output_die does.
6777 (value_format): Likewise.
6779 2019-02-27 Martin Jambor <mjambor@suse.cz>
6780 Martin Sebor <msebor@redhat.com>
6782 * doc/invoke.texi (Warning Options): Reword description of
6783 -Wno-absolute-value.
6785 2019-02-27 Jakub Jelinek <jakub@redhat.com>
6787 PR tree-optimization/89280
6788 * tree-cfgcleanup.c (maybe_dead_abnormal_edge_p,
6789 builtin_setjmp_setup_bb): New functions.
6790 (cleanup_control_flow_pre): Ignore maybe_dead_abnormal_edge_p edges.
6791 When visiting __builtin_setjmp_setup block, queue in special
6792 setjmp_vec vector edges from .ABNORMAL_DISPATCHER to corresponding
6793 __builtin_setjmp_receiver. Remove .ABNORMAL_DISPATCHER basic blocks
6794 from visited after the loop if they don't have any visited successor
6797 2018-02-26 Steve Ellcey <sellcey@marvell.com>
6799 * config/aarch64/aarch64.c (aarch64_get_multilib_abi_name):
6801 (TARGET_GET_MULTILIB_ABI_NAME): New macro.
6803 2019-02-26 Jakub Jelinek <jakub@redhat.com>
6806 * tree.c (valid_constant_size_p): Deal with size INTEGER_CSTs
6807 with types other than sizetype/ssizetype.
6809 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
6811 * config/sparc/sparc-opts.h (enum processor_type): Rename to...
6812 (enum sparc_processor_type): ...this.
6813 (enum sparc_code_model_type): New enumeration type.
6814 (enum sparc_memory_model_type): Tweak comments.
6815 * config/sparc/sparc.opt (mcpu): Adjust to above renaming.
6817 (mcmodel): Use sparc_code_model enumeration and variable.
6818 (sparc_code_model): New enumeration.
6819 (mdebug): Add Undocumented marker.
6820 * config/sparc/sparc.h (enum cmodel): Delete.
6821 (sparc_cmodel): Likewise.
6822 (TARGET_CM_MEDLOW): Adjust to above renaming.
6823 (TARGET_CM_MEDMID): Likewise.
6824 (TARGET_CM_MEDANY): Likewise.
6825 (TARGET_CM_EMBMEDANY): Likewise.
6826 * config/sparc/sparc.c (sparc_cmodel): Delete.
6827 (sparc_option_override): Remove string/value mapping support for the
6828 code model. Move code and memory model support to after the handling
6829 of target flags. Do private machine setup last.
6830 (sparc_emit_set_symbolic_const64): Use sparc_code_model.
6831 (sparc_legitimize_reload_address): Likewise.
6832 (sparc_output_mi_thunk): Likewise.
6833 * config/sparc/sparc.md (cpu): Adjust comment to above renaming.
6835 2019-02-26 Jakub Jelinek <jakub@redhat.com>
6837 PR tree-optimization/89500
6838 * tree-ssa-strlen.c (stridx_strlenloc): Adjust comment.
6839 (handle_builtin_strlen): Remove noncst_bound variable. Always
6840 optimize strnlen (x, 0) to 0. Optimize strnlen (x, cst) to
6841 cst if the first cst bytes starting at x are known to be non-zero,
6842 even if the string is not zero terminated. Don't try to modify
6843 *si for strnlen. Update strlen_to_stridx only for strlen or if
6844 we can prove strnlen returns the same value as strlen would.
6846 2019-02-26 Martin Liska <mliska@suse.cz>
6848 * alloc-pool.h (struct pool_usage): Remove extra
6850 * bitmap.h (struct bitmap_usage): Likewise.
6851 * ggc-common.c (struct ggc_usage): Likewise.
6852 * mem-stats.h (struct mem_usage): Likewise.
6853 (mem_alloc_description::dump): Print dash lines
6854 here and repeat header at the end of a table report.
6855 It's then more readable.
6856 * tree-phinodes.c (phinodes_print_statistics): Make
6857 horizontal alignment.
6858 * tree-ssanames.c (ssanames_print_statistics): Likewise.
6859 * vec.c (struct vec_usage): Remove extra print_dash_line.
6860 * vec.h (vec_safe_grow_cleared): Pass PASS_MEM_STAT.
6862 2019-02-26 Uroš Bizjak <ubizjak@gmail.com>
6864 * doc/extend.texi (__builtin_object_size):
6865 Use @pxref instead of @xref inside parenthesis.
6866 (__builtin_has_attribute): Add missing comma after @xref.
6867 (__builtin_object_size): Ditto.
6868 * doc/md.texi (cond_*{mode}): Use @samp instead of @var around op1[i].
6869 * fortran/invoke.texi (-ffpe-trap): Use @var for every item
6872 2019-02-26 Jeff Law <law@redhat.com>
6874 PR rtl-optimization/87761
6875 * regcprop.c (copyprop_hardreg_forward_1): Use REG_UNUSED notes to
6876 detect obviously dead insns and delete them.
6878 2019-02-26 Richard Biener <rguenther@suse.de>
6880 PR tree-optimization/89505
6881 * tree-ssa-structalias.c (compute_dependence_clique): Make sure
6882 to handle restrict pointed-to vars with multiple subvars
6885 2019-02-26 Richard Biener <rguenther@suse.de>
6887 PR tree-optimization/89489
6888 * tree-parloops.c (create_loop_fn): Copy over last_clique.
6890 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
6892 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_IOR_EXPR>: Fix
6893 and move around comment.
6894 <BIT_AND_EXPR>: Likewise.
6895 <BIT_NOT_EXPR>: Add specific handling for boolean types.
6897 2019-02-26 Jakub Jelinek <jakub@redhat.com>
6900 * config/i386/i386.c (remove_partial_avx_dependency): Call
6901 df_analyze etc. before creation of the v4sf_const0 pseudo, rather than
6902 after changing possibly many instructions to use that pseudo. Fix up
6903 insertion of v4sf_const0 setter at the start of bb.
6905 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
6908 * doc/extend.texi (Variadic Pointer Args): New section.
6910 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
6911 Martin Sebor <msebor@gmail.com>
6913 * common.opt (Wattribute-alias): Likewise.
6914 * doc/invoke.texi (Option Summary): List general form of
6915 -Wattribute-alias=. List positive form of -Wmissing-attributes.
6916 (-Wmissing-attributes): Invert entry, rewrite and correct default.
6917 Add cross-references.
6918 (-Wattribute-alias): Rewrite and correct default. Mention
6919 considered attributes (same as for -Wmissing-attributes).
6921 2019-02-25 Paul A. Clarke <pc@us.ibm.com>
6923 * config/rs6000/emmintrin.h (_mm_cvtpd_epi32): Fix big endian.
6924 (_mm_cvtpd_ps): Likewise.
6925 (_mm_cvttpd_epi32): Likewise.
6928 * config/rs6000/xmmintrin.h (_mm_cvtss_f32): Fix type mismatch.
6929 (_mm_cvt_ss2si): Fix type mismatch and 32-bit.
6932 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Fix 32-bit.
6934 2019-02-25 Tamar Christina <tamar.christina@arm.com>
6937 * common/config/aarch64/aarch64-common.c
6938 (struct aarch64_option_extension): Add is_synthetic.
6939 (all_extensions): Use it.
6940 (TARGET_OPTION_INIT_STRUCT): Define hook.
6941 (struct gcc_targetm_common): Moved to end.
6942 (all_extensions_by_on): New.
6943 (opt_ext_cmp, typedef opt_ext): New.
6944 (aarch64_option_init_struct): New.
6945 (aarch64_contains_opt): New.
6946 (aarch64_get_extension_string_for_isa_flags): Output smallest set.
6947 * config/aarch64/aarch64-option-extensions.def
6948 (AARCH64_OPT_EXTENSION): Explicitly include AES and SHA2 in crypto.
6949 (fp, simd, crc, lse, fp16, rcpc, rdma, dotprod, aes, sha2, sha3,
6950 sm4, fp16fml, sve, profile, rng, memtag, sb, ssbs, predres):
6951 Set is_synthetic to false.
6952 (crypto): Set is_synthetic to true.
6953 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Add
6956 2019-02-25 Tamar Christina <tamar.christina@arm.com>
6958 * config/arm/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
6959 vfmlal_high_u32, vfmlsl_high_u32, vfmlalq_low_u32, vfmlslq_low_u32,
6960 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
6961 vfmlal_lane_high_u32, vfmlalq_laneq_low_u32, vfmlalq_lane_low_u32,
6962 vfmlal_laneq_low_u32, vfmlalq_laneq_high_u32, vfmlalq_lane_high_u32,
6963 vfmlal_laneq_high_u32, vfmlsl_lane_low_u32, vfmlsl_lane_high_u32,
6964 vfmlslq_laneq_low_u32, vfmlslq_lane_low_u32, vfmlsl_laneq_low_u32,
6965 vfmlslq_laneq_high_u32, vfmlslq_lane_high_u32, vfmlsl_laneq_high_u32):
6967 (vfmlal_low_f16, vfmlsl_low_f16, vfmlal_high_f16, vfmlsl_high_f16,
6968 vfmlalq_low_f16, vfmlslq_low_f16, vfmlalq_high_f16, vfmlslq_high_f16,
6969 vfmlal_lane_low_f16, vfmlal_lane_high_f16, vfmlalq_laneq_low_f16,
6970 vfmlalq_lane_low_f16, vfmlal_laneq_low_f16, vfmlalq_laneq_high_f16,
6971 vfmlalq_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_lane_low_f16,
6972 vfmlsl_lane_high_f16, vfmlslq_laneq_low_f16, vfmlslq_lane_low_f16,
6973 vfmlsl_laneq_low_f16, vfmlslq_laneq_high_f16, vfmlslq_lane_high_f16,
6974 vfmlsl_laneq_high_f16): ... To this.
6975 * config/arm/neon.md: Update comments.
6977 2019-02-25 Tamar Christina <tamar.christina@arm.com>
6979 * config/aarch64/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
6980 vfmlalq_low_u32, vfmlslq_low_u32, vfmlal_high_u32, vfmlsl_high_u32,
6981 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
6982 vfmlsl_lane_low_u32, vfmlal_laneq_low_u32, vfmlsl_laneq_low_u32,
6983 vfmlalq_lane_low_u32, vfmlslq_lane_low_u32, vfmlalq_laneq_low_u32,
6984 vfmlslq_laneq_low_u32, vfmlal_lane_high_u32, vfmlsl_lane_high_u32,
6985 vfmlal_laneq_high_u32, vfmlsl_laneq_high_u32, vfmlalq_lane_high_u32,
6986 vfmlslq_lane_high_u32, vfmlalq_laneq_high_u32, vfmlslq_laneq_high_u32):
6988 (vfmlal_low_f16, vfmlsl_low_f16, vfmlalq_low_f16, vfmlslq_low_f16,
6989 vfmlal_high_f16, vfmlsl_high_f16, vfmlalq_high_f16, vfmlslq_high_f16,
6990 vfmlal_lane_low_f16, vfmlsl_lane_low_f16, vfmlal_laneq_low_f16,
6991 vfmlsl_laneq_low_f16, vfmlalq_lane_low_f16, vfmlslq_lane_low_f16,
6992 vfmlalq_laneq_low_f16, vfmlslq_laneq_low_f16, vfmlal_lane_high_f16,
6993 vfmlsl_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_laneq_high_f16,
6994 vfmlalq_lane_high_f16, vfmlslq_lane_high_f16, vfmlalq_laneq_high_f16,
6995 vfmlslq_laneq_high_f16): ... To this.
6997 2019-02-25 Alexander Monakov <amonakov@ispras.ru>
6999 PR rtl-optimization/86096
7000 * df-scan.c (df_mw_compare): Do not check mw_reg fields when
7001 comparing mw_order values.
7003 2019-02-25 Jakub Jelinek <jakub@redhat.com>
7006 * config/arm/arm.md (*subsi3_carryin_const): Use
7007 arm_neg_immediate_operand predicate instead of
7008 arm_not_immediate_operand, "L" constraint instead of "K" and
7009 print it using %n2 instead of %B2.
7010 (*subsi3_carryin_const0): New define_insn.
7011 (*subsi3_carryin_compare_const): Use const_int_I_operand predicate
7012 instead of arm_not_operand and "I" constraint instead of "K" and
7013 print it using %n3 instead of %B2. Instead of using match_dup 2 add
7014 another match_operand and in the condition check that it is negation
7016 (*subsi3_carryin_compare_const0): New define_ins.
7017 (*subdi_di_zesidi): Adjust to use *subsi3_carryin_const0 instead of
7018 *subsi3_carryin_const.
7019 (*arm_cmpdi_insn): Fix splitting into *subsi3_carryin_compare_const,
7020 split into *subsi3_carryin_compare_const0 if the highpart is zero.
7023 * config/arm.vfp.md (*negdf2_vfp): Use
7024 gen_int_mode (0x80000000, SImode) instead of GEN_INT (0x80000000).
7025 * config/arm/neon.md (neon_copysignf<mode>): Likewise.
7027 2019-02-24 Jakub Jelinek <jakub@redhat.com>
7029 PR rtl-optimization/89445
7030 * simplify-rtx.c (simplify_ternary_operation): Don't use
7031 simplify_merge_mask on operands that may trap.
7032 * rtlanal.c (may_trap_p_1): Use FLOAT_MODE_P instead of
7033 SCALAR_FLOAT_MODE_P checks. For integral division by zero, if
7034 second operand is CONST_VECTOR, check if any element could be zero.
7035 Don't expect traps for VEC_{MERGE,SELECT,CONCAT,DUPLICATE} unless
7036 their operands can trap.
7038 2019-02-23 Martin Sebor <msebor@redhat.com>
7040 * gimple-ssa-sprintf.c (target_strtol): Rename...
7041 (target_strtohwi): ...to this. Handle values up to HOST_WIDE_INT_MAX.
7042 (parse_directive): Adjust to name change. Use HOST_WIDE_INT_MAX to
7043 check for range error.
7045 2019-02-23 H.J. Lu <hongjiu.lu@intel.com>
7048 * opts-common.c (prune_options): Also prune joined switches
7049 with Negative and RejectNegative.
7050 * config/i386/i386.opt (march=): Add Negative(march=).
7051 (mtune=): Add Negative(mtune=).
7052 * doc/options.texi: Document Negative used together with Joined
7055 2019-02-22 Martin Sebor <msebor@redhat.com>
7057 * doc/extend.texi (Other Builtins): Add
7058 __builtin_is_constant_evaluated.
7060 2019-02-22 Richard Biener <rguenther@suse.de>
7062 PR tree-optimization/87609
7063 * tree-cfg.c (gimple_duplicate_bb): Only remap inlined cliques.
7065 2019-02-22 Jeff Law <law@redhat.com>
7067 PR rtl-optimization/87761
7068 * config/mips/mips.md: Add new combiner pattern to recognize
7069 a bitfield extraction using (ashiftrt (truncate (ashift (...)))).
7071 2019-02-22 Matthew Malcomson <matthew.malcomson@arm.com>
7074 * config/aarch64/aarch64.md: Use aarch64_general_reg predicate on
7075 destination register in peepholes generating patterns for ADDS/SUBS.
7076 (add<mode>3_compare0,
7077 *addsi3_compare0_uxtw, add<mode>3_compareC,
7078 add<mode>3_compareV_imm, add<mode>3_compareV,
7079 *adds_<optab><ALLX:mode>_<GPI:mode>,
7080 *subs_<optab><ALLX:mode>_<GPI:mode>,
7081 *adds_<optab><ALLX:mode>_shift_<GPI:mode>,
7082 *subs_<optab><ALLX:mode>_shift_<GPI:mode>,
7083 *adds_<optab><mode>_multp2, *subs_<optab><mode>_multp2,
7084 *sub<mode>3_compare0, *subsi3_compare0_uxtw,
7085 sub<mode>3_compare1): Allow stack pointer for source register.
7086 * config/aarch64/predicates.md (aarch64_general_reg): New predicate.
7088 2019-02-22 Martin Sebor <msebor@redhat.com>
7090 PR tree-optimization/88993
7091 PR tree-optimization/88853
7092 * gimple-ssa-sprintf.c (sprintf_dom_walker::call_info::is_file_func):
7094 (sprintf_dom_walker::call_info::is_string_func): New helper.
7095 (format_directive): Only issue "may exceed" 4095/INT_MAX warnings
7096 for formatted string functions.
7097 (sprintf_dom_walker::handle_gimple_call): Fix a typo in a comment.
7099 2019-02-22 Martin Sebor <msebor@redhat.com>
7102 * c-parser.c (sizeof_ptr_memacc_comptypes): Avoid warning in
7103 unreachable subexpressions.
7105 2019-02-22 H.J. Lu <hongjiu.lu@intel.com>
7106 Hongtao Liu <hongtao.liu@intel.com>
7107 Sunil K Pandey <sunil.k.pandey@intel.com>
7110 * config/i386/i386-passes.def: Add
7111 pass_remove_partial_avx_dependency.
7112 * config/i386/i386-protos.h
7113 (make_pass_remove_partial_avx_dependency): New.
7114 * config/i386/i386.c (make_pass_remove_partial_avx_dependency):
7116 (pass_data_remove_partial_avx_dependency): New.
7117 (pass_remove_partial_avx_dependency): Likewise.
7118 (make_pass_remove_partial_avx_dependency): Likewise.
7119 * config/i386/i386.md (avx_partial_xmm_update): New attribute.
7120 (*extendsfdf2): Add avx_partial_xmm_update.
7121 (truncdfsf2): Likewise.
7122 (*float<SWI48:mode><MODEF:mode>2): Likewise.
7123 (SF/DF conversion splitters): Disabled for TARGET_AVX.
7125 2019-02-22 Aldy Hernandez <aldyh@redhat.com>
7128 * gimple-ssa-sprintf.c (pass_sprintf_length::execute): Enable loop
7131 2019-02-22 Thiago Macieira <thiago.macieira@intel.com>
7134 * config/i386/i386.h (PTA_WESTMERE): Remove PTA_AES.
7135 (PTA_SKYLAKE): Add PTA_AES.
7136 (PTA_GOLDMONT): Likewise.
7138 2019-02-22 Sudakshina Das <sudi.das@arm.com>
7140 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Add bti
7141 instruction if enabled.
7142 (aarch64_override_options): Remove reference to return address key.
7144 2019-02-22 Richard Biener <rguenther@suse.de>
7146 PR tree-optimization/89440
7147 * tree-vect-loop.c (vect_create_epilog_for_reduction): Remove
7148 not necessary assert.
7150 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
7153 * omp-general.c (oacc_replace_fn_attrib): Mostly split out into...
7154 (oacc_replace_fn_attrib_attr): ... this new function.
7155 * omp-general.h (oacc_replace_fn_attrib_attr): New prototype.
7156 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Revert workaround.
7158 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7160 * config/arm/arm-cpus.in (ares): Rename to...
7161 (neoverse-n1): ... This. Add ares as alias.
7162 * config/arm/arm-tables.opt: Regenerate.
7163 * config/arm/arm-tune.md: Likewise.
7164 * doc/invoke.txt (ARM Options): Document neoverse-n1.
7166 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7168 * config/aarch64/aarch64-cores.def (neoverse-e1): Define.
7169 * config/aarch64/aarch64-tune.md: Regenerate.
7170 * doc/invoke.texi (AArch64 Options): Document neoverse-e1 -mcpu option.
7172 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7174 * config/aarch64/aarch64.c (ares_tunings): Rename to...
7175 (neoversen1_tunings): ... This.
7176 * config/aarch64/aarch64-cores.def (ares): Change tuning to the above.
7177 (neoverse-n1): New CPU.
7178 * config/aarch64/aarch64-tune.md: Regenerate.
7179 * doc/invoke.txt (AArch64 Options): Document neoverse-n1.
7181 2019-02-22 Richard Biener <rguenther@suse.de>
7184 * cfghooks.h (dependence_hash): New typedef.
7185 (struct copy_bb_data): New type.
7186 (cfg_hooks::duplicate_block): Adjust to take a copy_bb_data argument.
7187 (duplicate_block): Likewise.
7188 * cfghooks.c (duplicate_block): Pass down copy_bb_data.
7189 (copy_bbs): Create and pass down copy_bb_data.
7190 * cfgrtl.c (cfg_layout_duplicate_bb): Adjust.
7191 (rtl_duplicate_bb): Likewise.
7192 * tree-cfg.c (gimple_duplicate_bb): If the copy_bb_data arg is not NULL
7193 remap dependence info.
7195 2019-02-22 Richard Biener <rguenther@suse.de>
7197 PR tree-optimization/87609
7198 * tree-core.h (tree_base): Document special clique values.
7199 * tree-inline.c (remap_dependence_clique): Do not use the
7200 special clique value of one.
7201 (maybe_set_dependence_info): Use clique one.
7202 (clear_dependence_clique): New callback.
7203 (compute_dependence_clique): Clear clique one from all refs
7204 before assigning it (again).
7206 2019-02-21 Martin Sebor <msebor@redhat.com>
7208 * doc/extend.texi (__clear_cache): Correct signature.
7210 2019-02-21 Ian Lance Taylor <iant@golang.org>
7213 * varasm.c (decode_addr_const): Call lookup_constant_def rather
7214 than output_constant_def.
7215 (add_constant_to_table): New static function.
7216 (output_constant_def): Call add_constant_to_table.
7217 (tree_output_constant_def): Likewise.
7219 2019-02-21 Jakub Jelinek <jakub@redhat.com>
7222 * builtins.c (fold_builtin_arith_overflow): If first two args are
7223 INTEGER_CSTs, set intres and ovfres to constants rather than calls
7226 2019-02-21 H.J. Lu <hongjiu.lu@intel.com>
7229 * config/i386/i386.c (ix86_set_indirect_branch_type): Issue an
7230 error for -mindirect-branch/-mfunction-return with incompatible
7233 2019-02-21 Jakub Jelinek <jakub@redhat.com>
7236 * constraints.md (q): Remove.
7237 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use rk constraint
7240 2019-02-21 Martin Jambor <mjambor@suse.cz>
7243 * omp-general.c (omp_extract_for_data): Removed a duplicate call
7244 to omp_adjust_for_condition, moved NE_EXPR code_cond processing...
7245 (omp_adjust_for_condition): ...here. Added necessary parameters.
7246 * omp-general.h (omp_adjust_for_condition): Updated declaration.
7247 * omp-grid.c (grid_attempt_target_gridification): Adjust to pass
7248 proper values to new parameters of omp_adjust_for_condition.
7250 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7253 * expr.c (expand_assignment): If result is a MEM, use change_address
7254 instead of simplify_gen_subreg.
7256 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7257 David Malcolm <dmalcolm@redhat.com>
7260 * fold-const.c (decode_field_reference): Return NULL_TREE if
7261 lang_hooks.types.type_for_size returns NULL. Check it before
7262 overwriting *exp_. Use return NULL_TREE instead of return 0.
7264 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7268 * toplev.c (do_compile): Double the emin/emax exponents to workaround
7271 2019-02-20 Uroš Bizjak <ubizjak@gmail.com>
7274 * config/i386/i386.c (ix86_atomic_assign_expand_fenv): Check
7275 TARGET_SSE in addition to TARGET_SSE_MATH.
7277 (ix86_excess_precision): Ditto.
7278 (ix86_float_exceptions_rounding_supported_p): Ditto.
7279 (use_rsqrt_p): Ditto.
7280 * config/i386/sse.md (rsqrt<mode>2): Ditto.
7282 2019-02-20 David Malcolm <dmalcolm@redhat.com>
7285 * diagnostic-show-locus.c (layout::calculate_line_spans): Use
7286 linenum_arith_t when determining if two adjacent line spans are
7287 close enough to merge.
7288 (diagnostic_show_locus): Use linenum_arith_t when iterating over
7289 lines within each line_span.
7291 2019-02-20 Andre Vieira <andre.simoesdiasvieira@arm.com>
7294 * lra-constraints.c(uses_hard_regs_p): Fix handling of
7295 paradoxical SUBREGS.
7297 2019-02-20 Li Jia He <helijia@linux.ibm.com>
7300 * gcc/config/rs6000/rs6000.c (rs6000_gimple_fold_builtin)
7301 <case ALTIVEC_BUILTIN_VSPLTISB, ALTIVEC_BUILTIN_VSPLTISH,
7302 ALTIVEC_BUILTIN_VSPLTISW>: Don't convert the operand before
7305 2019-02-19 Jonathan Wakely <jwakely@redhat.com>
7307 * config/gcn/gcn.c (print_operand): Fix typo.
7309 2019-02-19 Richard Biener <rguenther@suse.de>
7312 * toplev.c (do_compile): Initialize mpfr's exponent range
7313 based on available float modes.
7315 2019-02-19 Eric Botcazou <ebotcazou@adacore.com>
7317 * rtlanal.c (get_initial_register_offset): Fall back to the estimate
7318 as long as the epilogue isn't completed.
7320 2019-02-18 Martin Sebor <msebor@redhat.com>
7322 * doc/cpp.texi (Conditional syntax): Add __has_attribute,
7323 __has_cpp_attribute, and __has_include.
7325 2019-02-18 Martin Sebor <msebor@redhat.com>
7327 * doc/invoke.texi (-Wreturn-type): Correct and expand.
7329 2019-02-18 Martin Sebor <msebor@redhat.com>
7332 * tree.c (valid_constant_size_p): Avoid assuming size is a constant
7334 * tree.h (cst_size_error): Add the cst_size_not_constant enumerator.
7336 2019-02-18 Richard Biener <rguenther@suse.de>
7338 PR tree-optimization/89296
7339 * tree-ssa-loop-ch.c (ch_base::copy_headers): Restrict setting
7340 of no-warning flag to cases that might emit the bogus warning.
7342 2019-02-18 Jakub Jelinek <jakub@redhat.com>
7345 * config/arm/arm.md (*arm_movdi, *movdf_soft_insn): Use "r" instead of
7347 * config/arm/vfp.md (*movdi_vfp): Likewise.
7348 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use "r" instead of
7349 "q" constraint for operands[0].
7352 * config/s390/s390.md (*r<noxa>sbg_<mode>_srl_bitmask,
7353 *r<noxa>sbg_<mode>_sll, *r<noxa>sbg_<mode>_srl): Don't construct
7354 pattern in a temporary buffer.
7355 (*r<noxa>sbg_sidi_srl): Likewise. Always use 32 as I3 rather
7356 than 64-operands[2].
7359 * config/s390/s390.c (s390_indirect_branch_attrvalue,
7360 s390_indirect_branch_settings): Define unconditionally.
7361 (s390_set_current_function): Likewise, but guard the whole body except
7362 the s390_indirect_branch_settings call with
7363 #if S390_USE_TARGET_ATTRIBUTE.
7364 (TARGET_SET_CURRENT_FUNCTION): Redefine unconditionally.
7366 * config/s390/s390.md (*<risbg_n>_ior_and_sr_ze,
7367 *<risbg_n>_<mode>_ior_and_lshiftrt, *<risbg_n>_sidi_ior_and_lshiftrt):
7368 Use HOST_WIDE_INT_M1U instead of ~(0ULL).
7369 (*<risbg_n>_and_subregdi_rotr, *<risbg_n>_and_subregdi_rotl): Use
7370 HOST_WIDE_INT_1U instead of 1ULL.
7371 (*pre_z10_extzv<mode>, *pre_z10_extv<mode>): Change mask type from int
7372 to unsigned HOST_WIDE_INT, use HOST_WIDE_INT_1U instead of 1ul.
7373 (*insv<mode><clobbercc_or_nocc>_appendbitsleft,
7374 z = (x << c) | (y >> d) splitters): Use HOST_WIDE_INT_1U
7376 (*insv<mode>_mem_reg, *insvdi_mem_reghigh): Use HOST_WIDE_INT_1U
7379 2019-02-18 Martin Jambor <mjambor@suse.cz>
7381 PR tree-optimization/89209
7382 * tree-sra.c (create_access_replacement): New optional parameter
7383 reg_tree. Use it as a type if non-NULL and access type is not of
7385 (get_repl_default_def_ssa_name): New parameter REG_TYPE, pass it
7386 to create_access_replacement.
7387 (sra_modify_assign): Pass LHS type to get_repl_default_def_ssa_name.
7388 Check lacc is non-NULL before attempting to re-create it on the RHS.
7390 2019-02-18 Martin Liska <mliska@suse.cz>
7393 * cgraph.c (symbol_table::create_edge): Set m_summary_id to -1
7395 (symbol_table::free_edge): Recycle m_summary_id.
7396 * cgraph.h (get_summary_id): New.
7397 (symbol_table::release_symbol): Set m_summary_id to -1
7399 (symbol_table::allocate_cgraph_symbol): Recycle m_summary_id.
7400 * ipa-fnsummary.c (ipa_fn_summary_t): Switch from
7401 function_summary to fast_function_summary.
7402 * ipa-fnsummary.h (ipa_fn_summary_t): Likewise.
7403 * ipa-pure-const.c (class funct_state_summary_t):
7404 Switch from function_summary to fast_function_summary.
7405 * ipa-reference.c (class ipa_ref_var_info_summary_t): Likewise.
7406 (class ipa_ref_opt_summary_t): Switch from function_summary
7407 to fast_function_summary.
7408 * symbol-summary.h (class function_summary_base): New class
7409 that is created from base of former function_summary.
7410 (function_summary_base::unregister_hooks): New.
7411 (class function_summary): Inherit from function_summary_base.
7412 (class call_summary_base): New class
7413 that is created from base of former call_summary.
7414 (class call_summary): Inherit from call_summary_base.
7415 (struct is_same): New.
7416 (class fast_function_summary): New summary class.
7417 (class fast_call_summary): New summary class.
7418 * vec.h (vec_safe_grow_cleared): New function.
7420 2019-02-18 Martin Liska <mliska@suse.cz>
7422 * config/i386/i386.c (ix86_get_multilib_abi_name): New function.
7423 (TARGET_GET_MULTILIB_ABI_NAME): New macro defined.
7424 * doc/tm.texi: Document new target hook.
7425 * doc/tm.texi.in: Likewise.
7426 * target.def: Add new target macro.
7427 * gcc.c (find_fortran_preinclude_file): Do not search multilib
7430 2019-02-17 Alan Modra <amodra@gmail.com>
7433 * config/rs6000/rs6000.md (<bd>_<mode> split): Check for an int
7434 output reg on add insn.
7435 (<bd>tf_<mode> split): Likewise. Match predicates with insn.
7437 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
7440 * config/i386/sse.md (ssedoublemode): Remove V4HI.
7441 (PMULHRSW): Likewise.
7442 (<ssse3_avx2>_pmulhrsw<mode>3): Require TARGET_SSSE3, not
7444 (ssse3_pmulhrswv4hi3): New expander.
7446 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
7448 * config/i386/mmx.md (*vec_extractv2si_zext_mem): Doesn't require
7449 MMX. Add isa attribute.
7451 2019-02-16 Jakub Jelinek <jakub@redhat.com>
7453 PR rtl-optimization/66152
7454 * builtins.h (c_readstr): Declare.
7455 * builtins.c (c_readstr): Remove forward declaration. Add
7456 null_terminated_p argument, if false, read all bytes from the
7457 string instead of stopping after '\0'.
7458 * expr.c (string_cst_read_str): New function.
7459 (store_expr): Use string_cst_read_str instead of
7460 builtin_strncpy_read_str. Try to store by pieces the whole
7461 exp_len first, and only if that fails, split it up into
7462 store by pieces followed by clear_storage. Formatting fix.
7464 * config/i386/i386.md (*movqi_internal): Remove static from
7465 buf variable. Use output_asm_insn (buf, operands); return "";
7466 instead of return buf;.
7467 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>,
7468 *<code><mode>3<mask_name>, *andnot<mode>3, *andnottf3, *<code><mode>3,
7469 *<code>tf3, <mask_codefor><code><mode>3<mask_name>): Likewise.
7471 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7473 * config/sparc/linux.h (ASAN_CC1_SPEC): Define.
7474 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC and ASAN_CC1_SPEC.
7475 * config/sparc/linux64.h (ASAN_CC1_SPEC): Likewise.
7476 (CC1_SPEC): Likewise.
7477 * config/sparc/sparc.c (sparc_asan_shadow_offset): Adjust for 64-bit.
7479 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7481 * asan.c (asan_emit_stack_protection): Use full-sized mask to align
7482 the base address on 64-bit strict-alignment platforms.
7484 2019-02-15 H.J. Lu <hongjiu.lu@intel.com>
7486 * config/i386/i386.h (VALID_MMX_REG_MODE): Correct the misplaced ')'.
7488 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
7490 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT_P): New define.
7492 2019-02-15 Aaron Sawdey <acsawdey@linux.ibm.com>
7494 PR rtl-optimization/88308
7495 * shrink-wrap.c (move_insn_for_shrink_wrap): Fix LABEL_NUSES counts
7496 on copied instruction.
7498 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7500 * final.c (insn_current_reference_address): Replace test on JUMP_P
7501 with test on jump_to_label_p.
7502 * config/visium/visium-passes.def: New file.
7503 * config/visium/t-visium (PASSES_EXTRA): Define.
7504 * config/visium/visium-protos.h (make_pass_visium_reorg): Declare.
7505 * config/visium/visium.h (TRAMPOLINE_SIZE): Adjust.
7506 (TRAMPOLINE_ALIGNMENT): Define.
7507 * config/visium/visium.c (visium_option_override): Do not register
7508 the machine-specific reorg pass here.
7509 (visium_trampoline_init): Align the BRA insn on a 64-bit boundary
7511 (output_branch): Adjust threshold for long branch instruction.
7512 * config/visium/visium.md (cpu): Move around.
7513 (length): Adjust for the GR6.
7515 2019-02-15 Richard Biener <rguenther@suse.de>
7516 Jakub Jelinek <jakub@redhat.com>
7518 PR tree-optimization/89278
7519 * tree-loop-distribution.c: Include tree-eh.h.
7520 (generate_memset_builtin, generate_memcpy_builtin): Call
7521 rewrite_to_non_trapping_overflow on builtin->size before passing it
7522 to force_gimple_operand_gsi.
7524 2019-02-15 Jakub Jelinek <jakub@redhat.com>
7527 * optc-save-gen.awk: Handle optimize_fast like optimize_size or
7529 * opth-gen.awk: Likewise.
7531 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
7533 * config/i386/i386.h (TARGET_SUBTARGET64_ISA_DEFAULT):
7534 Enable MMX, SSE and SSE2 by default.
7535 * config/i386/i386.c (ix86_option_override_internal): Do not
7536 explicitly set MMX, SSE and SSE2 flags for TARGET_64BIT here.
7538 2019-02-14 Jakub Jelinek <jakub@redhat.com>
7540 PR rtl-optimization/89354
7541 * combine.c (make_extraction): Punt if extraction_mode is narrower
7544 2019-02-14 Maya Rashish <coypu@sdf.org>
7546 * config.gcc (*-*-netbsd*): Add netbsd-d.o.
7547 * config/netbsd-d.c: New file.
7548 * config/t-netbsd: Add netbsd-d.o
7550 2018-02-14 Steve Ellcey <sellcey@marvell.com>
7552 * config/aarch64/aarch64.c (aarch64_attribute_table): Change
7553 affects_type_identity to true for aarch64_vector_pcs.
7554 (aarch64_comp_type_attributes): New function.
7555 (TARGET_COMP_TYPE_ATTRIBUTES): New macro.
7557 2019-02-14 Tamar Christina <tamar.christina@arm.com>
7560 * config/arm/iterators.md (ANY64): Add V4HF.
7562 2019-02-14 Martin Liska <mliska@suse.cz>
7564 PR rtl-optimization/89242
7565 * dce.c (delete_unmarked_insns): Call free_dominance_info we
7566 process a transformation.
7568 2019-02-14 Jakub Jelinek <jakub@redhat.com>
7570 PR tree-optimization/89314
7571 * fold-const.c (fold_binary_loc): Cast strlen argument to
7572 const char * before dereferencing it. Formatting fixes.
7575 * passes.def: Swap pass_ubsan and pass_early_warn_uninitialized.
7577 2019-02-13 Ian Lance Taylor <iant@golang.org>
7579 * optc-save-gen.awk: Set var_opt_hash for initial optimizations
7580 and set current index for other optimizations.
7582 2019-02-13 Uroš Bizjak <ubizjak@gmail.com>
7584 * config/i386/sse.md (vec_set<VI4F_256_512:mode>_0): Use
7585 nonimmediate_operand as operand 2 predicate.
7586 (vec_set<VF2_512_256:mode>_0): Ditto.
7587 (vec_set<VI8_AVX_AVX512F:mode>_0): Ditto.
7588 (*vec_concatv2si): Remove alternative 2.
7589 (*vec_concatv4si_0): Use vm constraint for alternative 0.
7590 (*vec_concatv4si_0): Remove preferred_for_speed attribute.
7591 (vec_concatv2di): Split alternatives 4,5,6 to ...
7592 (*vec_concatv2di_0) ... new pattern.
7594 2019-02-13 Wilco Dijkstra <wdijkstr@arm.com>
7597 * config/arm/arm.c (ldm_stm_operation_p) Set
7598 addr_reg_in_reglist correctly for first register.
7599 (load_multiple_sequence): Remove dead base check.
7600 (gen_ldm_seq): Correctly set write_back for Thumb-1.
7602 2019-02-13 Tamar Christina <tamar.christina@arm.com>
7605 * config/aarch64/aarch64-sve.md (*pred_mov<mode>, pred_mov<mode>):
7606 Expose as @aarch64_pred_mov.
7607 * config/aarch64/aarch64.c (aarch64_classify_address):
7608 Use expand_insn which legitimizes operands.
7610 2019-02-13 Martin Liska <mliska@suse.cz>
7612 * builtins.h (expand_builtin_with_bounds): Remove declaration.
7613 * calls.c (struct arg_data): Remove special_slot, pointer_arg
7614 and pointer_offset fields.
7615 (initialize_argument_information): Remove usage of dead
7617 * cgraph.h (struct cgraph_thunk_info): Remove
7618 add_pointer_bounds_args.
7619 * cgraphunit.c (cgraph_node::expand_thunk): Remove usage of dead
7621 (cgraph_node::assemble_thunks_and_aliases): Remove usage of dead
7623 * config/i386/i386.c (ix86_function_arg_advance): Remove
7625 (struct builtin_isa): Remove leaf_p and nothrow_p fields.
7626 (def_builtin): Remove usage of dead
7628 (ix86_add_new_builtins): Likewise.
7629 * ipa-fnsummary.c (compute_fn_summary): Likewise.
7630 * ipa-icf.c (sem_function::equals_wpa): Likewise.
7631 (sem_function::init): Likewise.
7632 (sem_variable::merge): Likewise.
7633 * ipa-visibility.c (function_and_variable_visibility): Likewise.
7634 * ipa.c (symbol_table::remove_unreachable_nodes): Likewise.
7635 * lto-cgraph.c (lto_output_node): Likewise.
7636 (lto_output_varpool_node): Likewise.
7637 (input_node): Likewise.
7638 (input_varpool_node): Likewise.
7639 * lto-streamer-out.c (lto_output): Likewise.
7640 * tree-inline.c (expand_call_inline): Remove usage of
7642 * tree-inline.h (struct copy_body_data): Likewise.
7643 * varpool.c (varpool_node::dump): Likewise.
7645 2019-02-13 Jakub Jelinek <jakub@redhat.com>
7648 * tree-ssa-structalias.c (set_uids_in_ptset): Or in vi->is_heap_var
7649 into pt->vars_contains_escaped_heap instead of setting
7650 pt->vars_contains_escaped_heap to it.
7653 * optabs.c (prepare_cmp_insn): Use UINTVAL (size) instead of
7654 INTVAL (size), compare it to GET_MODE_MASK instead of
7655 1 << GET_MODE_BITSIZE.
7658 * config/i386/predicates.md (x86_64_immediate_operand): Allow
7659 TLS UNSPECs offsetted by signed 32-bit CONST_INT even with
7662 2019-02-13 Martin Liska <mliska@suse.cz>
7665 * cfgrtl.c (remove_barriers_from_footer): New function.
7666 (try_redirect_by_replacing_jump): Use it.
7667 (cfg_layout_redirect_edge_and_branch): Likewise.
7669 2019-02-13 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
7671 * config/rs6000/altivec.h (vec_sbox_be, vec_cipher_be,
7672 vec_cipherlast_be, vec_ncipher_be, vec_ncipherlast_be): New #defines.
7673 * config/rs6000/crypto.md (CR_vqdi): New define_mode_iterator.
7674 (crypto_vsbox_<mode>, crypto_<CR_insn>_<mode>): New define_insns.
7675 * config/rs6000/rs6000-builtin.def (VSBOX_BE): New BU_CRYPTO_1.
7676 (VCIPHER_BE, VCIPHERLAST_BE, VNCIPHER_BE, VNCIPHERLAST_BE):
7678 * config/rs6000/rs6000.c (builtin_function_type)
7679 <CRYPTO_BUILTIN_VSBOX_BE, CRYPTO_BUILTIN_VCIPHER_BE,
7680 CRYPTO_BUILTIN_VCIPHERLAST_BE, CRYPTO_BUILTIN_VNCIPHER_BE,
7681 CRYPTO_BUILTIN_VNCIPHERLAST_BE>: New switch options.
7682 * doc/extend.texi (vec_sbox_be, vec_cipher_be, vec_cipherlast_be,
7683 vec_ncipher_be, vec_ncipherlast_be): New builtin functions.
7685 2019-02-12 Pat Haugen <pthaugen@us.ibm.com>
7687 * doc/invoke.texi (RS/6000 and PowerPC Options): Remove duplicate
7688 -maltivec. Delete -maltivec=be and -maltivec=le documentation.
7690 2019-02-12 H.J. Lu <hongjiu.lu@intel.com>
7693 * config/i386/i386.md (*movoi_internal_avx): Revert revision
7694 268678 and revision 268657.
7695 (*movti_internal): Likewise.
7697 2019-02-12 Ilya Leoshkevich <iii@linux.ibm.com>
7700 * config/s390/s390.c (s390_decompose_address): Update comment.
7701 (s390_check_qrst_address): Reject invalid address forms after
7704 2019-02-12 Martin Liska <mliska@suse.cz>
7707 * ipa-pure-const.c (propagate_pure_const): Revert hunk as
7708 we need default values of funct_state for a function that
7711 2019-02-12 Eric Botcazou <ebotcazou@adacore.com>
7713 * asan.c (asan_expand_mark_ifn): Take into account the alignment of
7714 the object to pick the size of stores on strict-alignment platforms.
7716 * config/sparc/sparc.md (*movsi_insn): Minor tweak.
7717 (*movdi_insn_sp32): Likewise.
7718 (*movdi_insn_sp64): Likewise.
7720 2019-02-12 Jan Hubicka <hubicka@ucw.cz>
7723 * cgraphunit.c (analyze_functions): Clear READONLY flag for external
7724 types that needs constructiong.
7725 * tree.h (may_be_aliased): Do not check TYPE_NEEDS_CONSTRUCTING.
7727 2019-02-12 Richard Biener <rguenther@suse.de>
7729 PR tree-optimization/89253
7730 * tree-ssa-loop-split.c (tree_ssa_split_loops): Check we can
7733 2019-02-11 David Malcolm <dmalcolm@redhat.com>
7736 * input.c (selftest::test_line_offset_overflow): New selftest.
7737 (selftest::input_c_tests): Call it.
7739 2019-02-11 Martin Sebor <msebor@redhat.com>
7741 PR tree-optimization/88771
7742 * gimple-ssa-warn-restrict.c (pass_wrestrict::gate): Also enable
7743 when -Wstringop-overflow is set.
7744 (builtin_memref::builtin_memref): Adjust excessive upper bound
7745 only when lower bound is not excessive.
7746 (maybe_diag_overlap): Detect and diagnose excessive bounds via
7747 -Wstringop-ovefflow.
7748 (maybe_diag_offset_bounds): Rename...
7749 (maybe_diag_access_bounds): ...to this.
7750 (check_bounds_or_overlap): Adjust for name change above.
7752 2019-02-11 Martin Sebor <msebor@redhat.com>
7755 * builtins.c (max_object_size): Move from here...
7756 * builtins.h (max_object_size): ...and here...
7757 * tree.c (max_object_size): ...to here...
7758 * tree.h (max_object_size): ...and here.
7760 2019-02-11 Bill Schmidt <wschmidt@linux.ibm.com>
7762 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Shift-right
7763 and shift-left vector built-ins need to include a TRUNC_MOD_EXPR
7764 for correct semantics.
7766 2019-02-11 Alan Modra <amodra@gmail.com>
7768 * doc/invoke.texi (man page RS/6000 and PowerPC Options): Mention
7769 -mlongcall and -mpltseq.
7770 (RS/6000 and PowerPC Options <-mlongcall>): Mention inline PLT calls.
7771 (RS/6000 and PowerPC Options <-mpltseq>): Document.
7772 * config/rs6000/rs6000.h (TARGET_PLTSEQ): Define.
7773 * config/rs6000/sysv4.opt (mpltseq): New option.
7774 * config/rs6000/sysv4.h (TARGET_PLTSEQ): Redefine.
7775 (SUBTARGET_OVERRIDE_OPTIONS): Error if given -mpltseq when assembler
7776 support is lacking. Don't allow -mpltseq with -mbss-plt.
7777 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Warn if
7778 -mpltseq given for ELFv1.
7779 * config/rs6000/rs6000.c (rs6000_call_aix): Comment on UNSPEC_PLTSEQ.
7780 Only use UNSPEC_PLTSEQ for inline PLT calls.
7781 (rs6000_call_sysv, rs6000_sibcall_sysv): Expand comments. Only
7782 use UNSPEC_PLTSEQ for inline PLT calls.
7783 (rs6000_indirect_call_template_1, rs6000_longcall_ref),
7784 (rs6000_call_aix, rs6000_call_sysv, rs6000_sibcall_sysv): Replace
7785 uses of HAVE_AS_PLTSEQ with TARGET_PLTSEQ, simplifying.
7786 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
7787 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
7788 (pltseq_mtctr_<mode>): Likewise.
7790 2019-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7792 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Use 8-byte strings with
7794 * configure: Regenerate.
7796 2019-02-11 Jakub Jelinek <jakub@redhat.com>
7799 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use q constraint
7802 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
7804 * function.c (assign_parm_setup_block): Use the stored
7805 size, not the passed size, when allocating stack-space,
7806 also for a parameter with alignment larger than
7807 MAX_SUPPORTED_STACK_ALIGNMENT.
7809 2019-02-11 Martin Liska <mliska@suse.cz>
7812 * ipa-cp.c (build_toporder_info): Remove usage of a param.
7813 * ipa-inline.c (inline_small_functions): Likewise.
7814 * ipa-pure-const.c (propagate_pure_const): Likewise.
7815 (propagate_nothrow): Likewise.
7816 * ipa-reference.c (propagate): Likewise.
7817 * ipa-utils.c (struct searchc_env): Remove unused field.
7818 (searchc): Always search across AVAIL_INTERPOSABLE.
7819 (ipa_reduced_postorder): Always allow AVAIL_INTERPOSABLE as
7820 the only called IPA pure const can properly not propagate
7821 across interposable boundary.
7822 * ipa-utils.h (ipa_reduced_postorder): Remove param.
7824 2019-02-11 Chung-Ju Wu <jasonwucj@gmail.com>
7826 * config/nds32/nds32.md (call_internal, call_value_internal,
7827 sibcall_internal, sibcall_value_internal): Use SImode for mem rtx.
7829 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
7831 * config/cris/cris.c (cris_preferred_minimum_alignment): Fix name
7834 2019-02-10 H.J. Lu <hongjiu.lu@intel.com>
7836 * config/i386/constraints.md (Yd): Replace AVX512BW with AVX512DQ
7839 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
7841 * config.gcc (with_nds32_lib): Set default --with-nds32-lib correctly.
7843 2019-02-10 Jakub Jelinek <jakub@redhat.com>
7845 PR tree-optimization/89268
7846 * tree-if-conv.c (version_loop_for_if_conversion): Push to preds only
7847 if preds is non-NULL.
7849 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7852 * tree.c (fld_simplified_type_name): Also keep TYPE_DECL for
7855 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
7857 * config/nds32/nds32.md (trap): New pattern.
7859 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
7861 * config/nds32/nds32.c (nds32_dwarf_register_span): Refine register
7864 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
7866 * config/nds32/nds32-md-auxiliary.c (nds32_spilt_doubleword): Support
7869 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7871 * ipa-visibility.c (localize_node): Also do not localize
7872 LDPR_PREVAILING_DEF_IRONLY_EXP.
7874 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7877 * tree.c (fld_simplified_type_name): Use DECL_ASSEMBLER_NAME_SET_P
7878 instead of type_with_linkage.
7880 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7883 * params.def (uninlined-function-insns, uninlined-function-time,
7884 uninlined-thunk-insns, uninlined-thunk-time): Add artificial upper
7885 bound so we don't get overflows.
7887 2019-02-09 Aaron Sawdey <acsawdey@linux.ibm.com>
7889 * config/rs6000/rs6000-string.c (expand_compare_loop,
7890 expand_block_compare): Insert REG_BR_PROB notes in inline expansion of
7893 2019-02-09 Jakub Jelinek <jakub@redhat.com>
7896 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
7897 If !node->definition and TYPE_ARG_TYPES is non-NULL, use
7898 TYPE_ARG_TYPES instead of DECL_ARGUMENTS.
7900 2019-02-09 Alan Modra <amodra@gmail.com>
7903 * config/rs6000/rs6000.c (save_reg_p): Correct calls_eh_return
7904 case. Match logic in rs6000_emit_prologue emitting pic_offset_table
7907 2019-02-08 Vladimir Makarov <vmakarov@redhat.com>
7910 * lra-constraints.c (process_alt_operands): Don't increase reject
7911 for memory when offset memory is required.
7913 2019-02-08 Robin Dapp <rdapp@linux.ibm.com>
7915 * config/s390/vector.md: Implement vector copysign.
7917 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
7919 * expr.c (expand_constructor): Correct indentations.
7921 2019-02-08 Richard Biener <rguenther@suse.de>
7923 PR tree-optimization/89247
7924 * tree-if-conv.c: Include tree-cfgcleanup.h.
7925 (version_loop_for_if_conversion): Record LOOP_VECTORIZED call.
7926 (tree_if_conversion): Pass through predicate vector.
7927 (pass_if_conversion::execute): Do CFG cleanup and SSA update
7928 inline, see if any if-converted loops we refrece in
7929 LOOP_VECTORIZED calls vanished and fixup.
7930 * tree-if-conv.h (tree_if_conversion): Adjust prototype.
7932 2019-02-08 Ilya Leoshkevich <iii@linux.ibm.com>
7934 * config/s390/constraints.md (jdd): New constraint.
7936 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
7939 * config/i386/i386.md (*movoi_internal_avx): Set mode to XI for
7940 upper 16 vector registers without TARGET_AVX512VL.
7941 (*movti_internal): Likewise.
7943 2019-02-08 Jakub Jelinek <jakub@redhat.com>
7945 PR rtl-optimization/89234
7946 * except.c (copy_reg_eh_region_note_forward): Return if note_or_insn
7947 is a NOTE, CODE_LABEL etc. - rtx_insn * other than INSN_P.
7948 (copy_reg_eh_region_note_backward): Likewise.
7950 2019-02-08 Richard Biener <rguenther@suse.de>
7953 * tree-data-ref.c (initialize_matrix_A): Fail if constant
7955 (analyze_subscript_affine_affine): Handle failure from
7956 initialize_matrix_A.
7958 2019-02-08 Jakub Jelinek <jakub@redhat.com>
7960 * cfganal.c (pre_and_rev_post_order_compute_fn): Use fn instead of
7963 2019-02-07 David Malcolm <dmalcolm@redhat.com>
7965 PR tree-optimization/86637
7966 PR tree-optimization/89235
7967 * tree-vect-loop.c (optimize_mask_stores): Add an
7968 auto_purge_vect_location sentinel to ensure that vect_location is
7971 (auto_purge_vect_location::~auto_purge_vect_location): New dtor.
7972 (try_vectorize_loop_1): Add an auto_purge_vect_location sentinel
7973 to ensure that vect_location is purged on exit.
7974 (pass_slp_vectorize::execute): Likewise, replacing the manual
7976 * tree-vectorizer.h (class auto_purge_vect_location): New class.
7978 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7980 * config/aarch64/iterators.md (max_opp): New code_attr.
7981 (USMAX): New code iterator.
7982 * config/aarch64/predicates.md (aarch64_smin): New predicate.
7983 (aarch64_smax): Likewise.
7984 * config/aarch64/aarch64-simd.md (abd<mode>_3): Rename to...
7985 (*aarch64_<su>abd<mode>_3): ... Change RTL representation to
7988 2019-02-07 H.J. Lu <hongjiu.lu@intel.com>
7991 * config/i386/i386.md (*movoi_internal_avx): Set mode to OI
7992 for TARGET_AVX512VL.
7993 (*movti_internal): Set mode to TI for TARGET_AVX512VL.
7995 2019-02-07 Andreas Krebbel <krebbel@linux.ibm.com>
7997 * config/s390/s390-builtin-types.def: Add new types.
7998 * config/s390/s390-builtins.def: (s390_vec_xl, s390_vec_xld2)
7999 (s390_vec_xlw4): Make the memory operand into a const pointer.
8000 (s390_vec_xld2, s390_vec_xlw4): Add a variant for single precision
8002 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Generate
8003 a new vector type with the alignment of the scalar memory operand.
8005 2019-02-07 Matthew Malcomson <matthew.malcomson@arm.com>
8006 Jakub Jelinek <jakub@redhat.com>
8009 * config/arm/arm-protos.h (valid_operands_ldrd_strd,
8010 arm_count_ldrdstrd_insns): New declarations.
8011 * config/arm/arm.c (mem_ok_for_ldrd_strd): Remove broken handling of
8013 (valid_operands_ldrd_strd): New function.
8014 (arm_count_ldrdstrd_insns): New function.
8015 * config/arm/ldrdstrd.md: Change peepholes to generate PARALLEL SImode
8016 sets instead of single DImode set and define new insns to match this.
8018 2019-02-07 Tamar Christina <tamar.christina@arm.com>
8020 * config/aarch64/aarch64-builtins.c (aarch64_fcmla_lane_builtin_data):
8021 Make it a C initializer.
8023 2019-02-07 Tamar Christina <tamar.christina@arm.com>
8026 * config/arm/neon.md (*neon_mov<mode>): Add r -> r case.
8028 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8030 * config/arm/neon.md (neon_<sup>dot<vsi2qi>):
8031 Use neon_dot<q> for type.
8032 (neon_<sup>dot_lane<vsi2qi>): Likewise.
8034 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8036 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>):
8037 Use neon_dot<q> for type.
8038 (aarch64_<sur>dot_lane<vsi2qi>): Likewise.
8039 (aarch64_<sur>dot_laneq<vsi2qi>): Likewise.
8041 2019-02-06 Vladimir Makarov <vmakarov@redhat.com>
8043 PR rtl-optimization/89225
8044 * lra-constaints.c (simplify_operand_subreg): Add subreg mode
8047 2019-02-06 Eric Botcazou <ebotcazou@adacore.com>
8049 * config/i386/i386.c (ix86_expand_prologue): Emit a memory blockage
8050 after restoring registers saved to allocate the frame on Windows.
8052 2019-02-06 Richard Biener <rguenther@suse.de>
8054 PR tree-optimization/89182
8055 * graphite.h (cached_scalar_evolution_in_region): Declare.
8056 * graphite.c (struct seir_cache_key): New.
8057 (struct sese_scev_hash): Likewise.
8058 (seir_cache): New global.
8059 (cached_scalar_evolution_in_region): New function.
8060 (graphite_transform_loops): Allocate and release seir_cache.
8061 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Use
8062 cached_scalar_evolution_in_region.
8063 * graphite-scop-detection.c (scop_detection::can_represent_loop):
8065 (scop_detection::graphite_can_represent_expr: Use
8066 cached_scalar_evolution_in_region.
8067 (scop_detection::stmt_simple_for_scop_p): Likewise.
8068 (find_params_in_bb): Likewise.
8069 (gather_bbs::before_dom_children): Likewise.
8070 * graphite-sese-to-poly.c (create_pw_aff_from_tree): Likewise.
8071 (add_loop_constraints): Likewise.
8073 2019-02-06 Jakub Jelinek <jakub@redhat.com>
8076 * fold-const-call.c (fold_const_vec_convert): Pass true as last
8077 operand to new_unary_operation only if both element types are integral
8078 and it isn't a widening conversion. Return NULL_TREE if
8079 new_unary_operation failed.
8081 2019-02-05 Andreas Krebbel <krebbel@linux.ibm.com>
8084 * config/s390/s390.md: Remove load and test FP splitter.
8086 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
8089 * config/rs6000/rs6000-string.c (do_ifelse, expand_cmp_vec_sequence,
8090 expand_compare_loop, expand_block_compare_gpr,
8091 expand_strncmp_align_check, expand_strncmp_gpr_sequence): Insert
8092 REG_BR_PROB notes in inline expansion of memcmp/strncmp. Add
8093 #include "profile-count.h" and "predict.h" for types and functions
8094 needed to work with REG_BR_PROB notes.
8096 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
8099 * config/rs6000/rs6000.md (<bd>tf_<mode>): Generate a local label
8100 for the long branch case.
8102 2019-02-05 Jakub Jelinek <jakub@redhat.com>
8105 * dce.c (delete_unmarked_insns): Don't remove no-op moves if they
8106 can throw, non-call exceptions are enabled and we can't delete
8107 dead exceptions or alter cfg. Set must_clean if
8108 delete_insn_and_edges returns true, don't set it blindly for calls.
8109 Assert that delete_unreachable_blocks is called only if can_alter_cfg.
8111 PR rtl-optimization/89195
8112 * combine.c (make_extraction): For MEMs, don't extract bytes outside
8113 of the original MEM.
8115 2019-02-05 Martin Liska <mliska@suse.cz>
8117 PR gcov-profile/89000
8118 * gcov.c (function_summary): Remove argument.
8119 (file_summary): New function.
8120 (print_usage): Replace tabs with spaces.
8121 (generate_results): Use new function file_summary.
8123 2019-02-05 Jakub Jelinek <jakub@redhat.com>
8126 * optabs.c (prepare_cmp_insn): Pass x and y to
8127 emit_block_comp_via_libcall rather than XEXP (x, 0) and XEXP (y, 0).
8129 2019-02-05 Richard Biener <rguenther@suse.de>
8132 * bitmap.h (struct bitmap_obstack): Do not mark GTY.
8133 (struct bitmap_element): Drop chain_prev so we properly recurse on
8134 the prev member, supporting tree views.
8135 (struct bitmap_head): GTY skip the obstack member.
8137 2019-02-04 Alexander Monakov <amonakov@ispras.ru>
8140 * doc/extend.texi (Vector Extensions): Add an example of using vector
8141 types together with x86 intrinsics.
8143 2019-02-04 Alan Modra <amodra@gmail.com>
8145 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1): Increase
8146 str[] size to 160, and comment.
8148 2019-02-04 Alan Modra <amodra@gmail.com>
8150 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1),
8151 (rs6000_pltseq_template): Guard output of TLS markers with
8153 (rs6000_longcall_ref, rs6000_call_aix, rs6000_call_sysv),
8154 (rs6000_sibcall_sysv): Ignore TARGET_TLS_MARKERS when deciding
8155 to use inline PLT sequences.
8156 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
8157 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
8158 (pltseq_mtctr_<mode>): Don't test TARGET_TLS_MARKERS in predicate.
8160 2019-02-04 Martin Liska <mliska@suse.cz>
8163 * ipa-fnsummary.c (estimate_edge_devirt_benefit): Bail
8164 out when ipa_fn_summaries does not contain entry for callee.
8166 2019-02-04 Eric Botcazou <ebotcazou@adacore.com>
8168 * config/sparc/sparc.h: Remove superfluous blank lines.
8169 * config/sparc/sparc.c (global_offset_table_rtx): Rename into...
8170 (got_register_rtx): ...this.
8171 (sparc_got): Adjust to above renaming.
8172 (sparc_tls_got): Likewise.
8173 (sparc_delegitimize_address): Likewise.
8174 (sparc_output_mi_thunk): Likewise.
8175 (sparc_init_pic_reg): Likewise.
8176 (save_local_or_in_reg_p): Fix test on the GOT register.
8177 (USE_HIDDEN_LINKONCE): Move around.
8178 (get_pc_thunk_name): Likewise.
8179 (gen_load_pcrel_sym): Likewise.
8180 (load_got_register): Likewise.
8182 2019-02-04 Kito Cheng <kito.cheng@gmail.com>
8184 * config/nds32/linux.h (GLIBC_DYNAMIC_LINKER): Define the naming rule
8185 of the dynamic linker: "ld-linux-nds32[le|be][f].so.1".
8187 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
8189 * config/nds32/nds32.c (nds32_legitimate_address_p): Add TLS model
8192 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
8194 * config.gcc (with_nds32_lib, glibc):
8195 Remove TARGET_DEFAULT_TLSDESC_TRAMPOLINE=0 setting.
8196 * config/nds32/linux.h (TARGET_DEFAULT_TLSDESC_TRAMPOLINE): Delete.
8197 (NDS32_TLSDESC_TRAMPOLINE_SPEC): Delete.
8199 2019-02-03 Uroš Bizjak <ubizjak@gmail.com>
8202 * config/i386/i386.md (*sqrt<mode>2_sse): Add (v,0) alternative.
8203 Do not prefer (v,v) alternative for non-AVX targets and (m,v)
8204 alternative for speed when TARGET_SSE_PARTIAL_REG_DEPENDENCY is set.
8205 (*rcpsf2_sse): Ditto.
8206 (*rsqrtsf2_sse): Ditto.
8207 (sse4_1_round<mode<2): Ditto.
8209 2019-02-03 Richard Biener <rguenther@suse.de>
8212 * dwarf2out.c (copy_ancestor_tree): Register non-stubs as
8215 2019-02-02 Jakub Jelinek <jakub@redhat.com>
8218 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8219 Punt with warning on aggregate return or argument types. Ignore
8220 type/mode checking for uniform arguments.
8222 2019-02-01 Segher Boessenkool <segher@kernel.crashing.org>
8224 * combine.c (try_combine): Do not print "Can't combine" messages unless
8225 printing failed combination attempts.
8227 2019-02-01 Martin Jambor <mjambor@suse.cz>
8230 * omp-grid.c (grid_mark_variable_segment): Set assembler name of group
8231 segment and global segment variables before making them static.
8233 2019-02-01 Martin Jambor <mjambor@suse.cz>
8235 * omp-grid.c (grid_target_follows_gridifiable_pattern): Guard two
8236 missed optimization dump with dump_enabled_p.
8238 2019-02-01 Richard Biener <rguenther@suse.de>
8241 * tree-scalar-evolution.c (analyze_scalar_evolution): Set up
8242 the instantiate cache.
8243 (instantiate_scev_binary): Elide second operand procesing
8244 if equal to the first.
8245 * tree-chrec.c (chrec_contains_symbols): Add visited set.
8246 (chrec_contains_undetermined): Likewise.
8247 (tree_contains_chrecs): Likewise.
8249 2019-02-01 Jan Hubicka <hubicka@ucw.cz>
8251 * parms.def (MAX_INLINE_INSNS_SINGLE): Reduce from 400 to 200.
8253 2019-02-01 Jakub Jelinek <jakub@redhat.com>
8255 PR tree-optimization/89143
8256 * wide-int-range.h (wide_int_range_absu): Declare.
8257 * wide-int-range.cc (wide_int_range_absu): New function.
8258 * tree-vrp.c (extract_range_from_unary_expr): Handle ABSU_EXPR.
8260 PR tree-optimization/88107
8261 * tree-cfg.c (find_outermost_region_in_block): Add ALL argument,
8262 instead of assertion that eh_region_outermost is non-NULL, if it
8263 is NULL, set *ALL to true and return NULL.
8264 (move_sese_region_to_fn): Adjust caller, if all is set, call
8265 duplicate_eh_regions with NULL region.
8267 2019-02-01 Richard Biener <rguenth@suse.de>
8269 PR rtl-optimization/88593
8270 * mode-switching.c (optimize_mode_switching): Free dominators before
8271 calling cleanup_cfg.
8273 2019-02-01 Bin Cheng <bin.cheng@linux.alibaba.com>
8275 PR tree-optimization/88932
8276 * tree-predcom.c (try_combine_chains): Get loop bbs in dom order.
8278 2019-01-31 Jakub Jelinek <jakub@redhat.com>
8281 * omp-low.c (lower_omp_task_reductions): Drop redundant test to avoid
8282 bogus clang warning.
8284 2019-01-31 Uroš Bizjak <ubizjak@gmail.com>
8287 * config/i386/i386.md (*extendsfdf2): Split out reg->reg
8288 alternative to avoid partial SSE register stall for TARGET_AVX.
8289 (truncdfsf2): Ditto.
8290 (sse4_1_round<mode>2): Ditto.
8292 2018-01-31 Bill Schmidt <wschmidt@linux.ibm.com>
8294 PR tree-optimization/89008
8295 * gimple-ssa-strength-reduction.c (slsr_process_mul): Don't
8296 process anything of the form X * 0.
8298 2019-01-31 Richard Biener <rguenther@suse.de>
8300 PR tree-optimization/89135
8301 * tree-ssa-phiprop.c (pass_phiprop::execute): Skip blocks
8302 with abnormal preds.
8304 2019-01-31 Jakub Jelinek <jakub@redhat.com>
8307 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Allow inlining
8308 always_inline callees into no_sanitize_address callers.
8310 2019-01-31 Richard Biener <rguenther@suse.de>
8312 PR rtl-optimization/89115
8313 * lra.c (lra_rtx_hash): Properly hash CONST_INT values.
8315 2019-01-30 Martin Sebor <msebor@redhat.com>
8318 * doc/extend.texi (cast to a union): Correct and expand.
8320 2019-01-30 Vladimir Makarov <vmakarov@redhat.com>
8322 PR rtl-optimization/87246
8323 * lra-constraints.c (simplify_operand_subreg): Reload memory
8324 in subreg if the address became invalid.
8326 2019-01-30 Bill Schmidt <wschmidt@linux.ibm.com>
8329 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v4sf_scalar):
8330 Disable for little-endian.
8332 2019-01-30 Richard Biener <rguenther@suse.de>
8334 PR rtl-optimization/89115
8335 * opts.c (default_options_optimization): Reduce
8336 PARAM_MAX_DSE_ACTIVE_LOCAL_STORES by a factor of 10 at -O1.
8337 Make PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP reduction relative
8340 2019-01-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
8342 * config/rs6000/rs6000-c.c (altivec-resolve_overloaded_builtin):
8343 Change handling of ALTIVEC_BUILTIN_VEC_EXTRACT. Coerce result to
8344 type of vector element when vec_extract is implemented by direct
8347 2019-01-30 Thomas Schwinge <thomas@codesourcery.com>
8349 * doc/invoke.texi (C Language Options): List "-fopenacc-dim".
8351 2019-01-30 Richard Biener <rguenther@suse.de>
8353 PR tree-optimization/89111
8354 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Restrict
8355 canonicalization to appropriately sized access types.
8357 2019-01-30 Jakub Jelinek <jakub@redhat.com>
8360 * config/i386/i386.c (ix86_warn_parameter_passing_abi): Don't warn
8361 for arguments to functions that are TU-local and shouldn't be
8362 referenced by assembly.
8364 2019-01-30 Ulrich Drepper <drepper@redhat.com>
8366 * dumpfile.c (opt_info_switch_p_1): Ignore '-' if it appears
8369 2019-01-29 Martin Sebor <msebor@redhat.com>
8372 * gimple-fold.c (fold_array_ctor_reference): Avoid zero-length arrays.
8374 2019-01-29 Jakub Jelinek <jakub@redhat.com>
8378 * omp-simd-clone.c (simd_clone_clauses_extract)
8379 <case OMP_CLAUSE_ALIGNED>: Ignore clauses with NULL
8380 OMP_CLAUSE_ALIGNED_ALIGNMENT.
8382 2019-01-29 Vineet Gupta <vgupta@synopsys.com>
8384 * config.gcc: Force .init_array for ARC.
8386 2019-01-29 Richard Biener <rguenther@suse.de>
8389 * dwarf2out.c (collect_skeleton_dies): New helper.
8390 (copy_decls_for_unworthy_types): Call it.
8391 (build_abbrev_table): Assert we do not try to replace
8392 DW_AT_signature refs with local refs.
8394 2019-01-28 Jakub Jelinek <jakub@redhat.com>
8397 * gimplify.c (gimplify_omp_for): When adding OMP_CLAUSE_*_GIMPLE_SEQ
8398 for lastprivate/linear IV, push gimplify context around gimplify_assign
8399 and, if it needed any temporaries, pop it into a gimple bind around the
8402 2019-01-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
8404 * common.opt (-Wattribute-alias): Remove "no-" from name.
8405 Make -Wattribute-alias command line option and
8406 #pragma GCC diagnostic ignored "-Wattribute-alias" work again.
8408 2019-01-28 Jakub Jelinek <jakub@redhat.com>
8411 * doc/invoke.texi (-mclwb, -mprfchw, -mrdpid, -mrdseed, -msgx,
8412 -madx, -mhle, -mavx5124fmaps, -mavx512vnni, -mavx5124vnniw): Document
8414 (bmi2): Add missing @opindex.
8415 * doc/extend.texi (x86 target attribute): Move fma4, lwp, ssse3
8416 options alphabetically. Add missing 3dnow, 3dnowa, adx, avx, avx2,
8417 avx5124fmaps, avx5124vnniw, avx512bitalg, avx512bw, avx512cd,
8418 avx512dq, avx512er, avx512f, avx512ifma, avx512pf, avx512vbmi,
8419 avx512vbmi2, avx512vl, avx512vnni, avx512vpopcntdq, bmi, bmi2,
8420 cldemote, clflushopt, clwb, clzero, crc32, cx16, f16c, fma, fsgsbase,
8421 fxsr, gfni, hle, lzcnt, movbe, movdir64b, movdiri, mwaitx, pconfig,
8422 pku, prefetchwt1, prfchw, ptwrite, rdpid, rdrnd, rdseed, rtm, sahf,
8423 sgx, sha, shstk, tbm, vaes, vpclmulqdq, waitpkg, wbnoinvd, xsave,
8424 xsavec, xsaveopt and xsaves options.
8426 2019-01-28 Richard Biener <rguenther@suse.de>
8429 * dwarf2out.c (gen_subprogram_die): Remove leftover from MPX
8432 2019-01-28 Richard Biener <rguenther@suse.de>
8434 PR tree-optimization/88739
8435 * tree-cfg.c (verify_types_in_gimple_reference): Verify
8436 BIT_FIELD_REFs only are applied to mode-precision operands
8437 when they are integral.
8438 (verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR.
8439 * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid generating
8440 BIT_FIELD_REFs of non-mode-precision integral operands.
8442 2019-01-27 Jakub Jelinek <jakub@redhat.com>
8445 * config/i386/sse.md
8446 (<mask_codefor>avx512dq_shuf_<shuffletype>64x2_1<mask_name>,
8447 avx512f_shuf_<shuffletype>64x2_1<mask_name>): Ensure the
8448 first constants in pairs are multiples of 2. Formatting fixes.
8449 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>,
8450 avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Ensure the
8451 first constants in each quadruple are multiples of 4. Formatting fixes.
8453 2019-01-26 Martin Jambor <mjambor@suse.cz>
8456 * tree-inline.c: Include tree-cfgcleanup.h.
8457 (delete_unreachable_blocks_update_callgraph): Move...
8458 * tree-cfgcleanup.c (delete_unreachable_blocks_update_callgraph):
8459 ...here, make externally visible, make second argument bool, adjust
8461 * tree-cfgcleanup.c: Include cgraph.h.
8462 * tree-cfgcleanup.h (delete_unreachable_blocks_update_callgraph):
8464 * ipa-prop.c: Include tree-cfgcleanup.h.
8465 (ipcp_transform_function): Call
8466 delete_unreachable_blocks_update_callgraph instead of cleaning uo CFG.
8468 2019-01-25 Vladimir Makarov <vmakarov@redhat.com>
8470 PR rtl-optimization/88846
8471 * ira.c (process_set_for_memref_referenced_p): New.
8472 (memref_referenced_p): Add new param. Use
8473 process_set_for_memref_referenced_p. Add new switch cases.
8474 (memref_used_between_p): Pass new arg to memref_referenced_p.
8476 2019-01-25 Richard Earnshaw <rearnsha@arm.com>
8479 * config/aarch64/aarch64.c (aarch64_function_arg_alignment): Add new
8480 argument ABI_BREAK. Set to true if the calculated alignment has
8481 changed in gcc-9. Check bit-fields for their base type alignment.
8482 (aarch64_layout_arg): Warn if argument passing has changed in gcc-9.
8483 (aarch64_function_arg_boundary): Likewise.
8484 (aarch64_gimplify_va_arg_expr): Likewise.
8486 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
8489 * varasm.c (output_constructor_bitfield): Use wi::extract_uhwi
8490 instead of accessing TREE_INT_CST_ELT directly.
8492 2019-01-25 Christophe Lyon <christophe.lyon@linaro.org>
8494 * doc/sourcebuild.texi (Environment attributes): Add fenv and
8495 fenv_exceptions description.
8497 2019-01-25 Wilco Dijkstra <wdijkstr@arm.com>
8499 PR rtl-optimization/87763
8500 * config/aarch64/aarch64.c (aarch64_select_cc_mode):
8501 Allow SUBREG when matching CC_NZmode compare.
8503 2019-01-25 Richard Biener <rguenther@suse.de>
8505 PR tree-optimization/89049
8506 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost):
8507 Look at the pattern stmt to determine if the stmt is vectorized.
8509 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
8511 * config/aarch64/aarch64-sve.md (*pred_mov<mode>)
8512 (pred_mov<mode>): Handle all-register forms using both a new
8513 alternative and a split.
8515 2019-01-25 Richard Biener <rguenther@suse.de>
8517 PR tree-optimization/86865
8518 * graphite-scop-detection.c (scop_detection::can_represent_loop):
8519 Reject non-do-while loops.
8521 2019-01-24 Peter Bergner <bergner@linux.ibm.com>
8523 * config/rs6000/altivec.md (build_vector_mask_for_load): Use MEM_P.
8524 * config/rs6000/constraints.md (Q constraint): Use REG_P.
8525 * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Use SYMBOL_REF_P.
8526 * config/rs6000/freebsd64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
8527 SYMBOL_REF_P, CONST_INT_P and CONST_DOUBLE_P.
8528 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8529 * config/rs6000/predicates.md (altivec_register_operand, vint_operand,
8530 vsx_register_operand, vsx_reg_sfsubreg_ok, vfloat_operand,
8531 vlogical_operand, gpc_reg_operand, int_reg_operand,
8532 int_reg_operand_not_pseudo): Use SUBREG_P and HARD_REGISTER_P.
8533 (ca_operand, base_reg_operand, htm_spr_reg_operand, cc_reg_operand,
8534 cc_reg_not_cr0_operand, input_operand): Use SUBREG_P.
8535 (save_world_operation, restore_world_operation, lmw_operation,
8536 stmw_operation): Use MEM_P and REG_P.
8537 (tie_operand): Use MEM_P.
8538 (vrsave_operation, crsave_operation): Use REG_P.
8539 (mfcr_operation, mtcrf_operation): Use REG_P and CONST_INT_P.
8540 (fpr_reg_operand): Use SUBREG_P and HARD_REGISTER_NUM_P.
8541 (quad_int_reg_operand): Use HARD_REGISTER_NUM_P.
8542 (call_operand): Use HARD_REGISTER_P.
8543 (indexed_or_indirect_operand, altivec_indexed_or_indirect_operand):
8545 (lwa_operand): Use SUBREG_P, REG_P and CONST_INT_P.
8546 * config/rs6000/rs6000-p8swap.c (insn_is_load_p, insn_is_store_p,
8547 quad_aligned_load_p, replace_swapped_aligned_store,
8548 recombine_lvx_pattern, replace_swapped_aligned_load,
8549 recombine_stvx_pattern): Use MEM_P.
8550 (const_load_sequence_p, adjust_vperm, replace_swapped_load_constant):
8551 Use MEM_P and SYMBOL_REF_P.
8552 (rtx_is_swappable_p): Use REG_P and CONST_INT_P.
8553 (insn_is_swappable_p): Use REG_P and MEM_P.
8554 (insn_is_swap_p, (alignment_mask): Use CONST_INT_P.
8555 * config/rs6000/rs6000-string.c (expand_block_clear, expand_block_move):
8557 * config/rs6000/rs6000.c (rs6000_secondary_reload, rs6000_emit_cmove):
8559 (rs6000_output_move_128bit): Use CONST_DOUBLE_P, CONST_INT_P and
8561 (rs6000_legitimize_address): Use CONST_DOUBLE_P, CONST_INT_P,
8562 CONST_WIDE_INT_P, REG_P and SYMBOL_REF_P.
8563 (rs6000_emit_move): Use CONST_DOUBLE_P, CONST_INT_P, HARD_REGISTER_P,
8564 HARD_REGISTER_NUM_P, MEM_P, REG_P, SUBREG_P, SYMBOL_REF_P and
8566 (output_toc): Use CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
8567 (easy_altivec_constant, rs6000_legitimate_offset_address_p,
8568 rs6000_mode_dependent_address, rs6000_expand_mtfsf_builtin,
8569 rs6000_expand_set_fpscr_rn_builtin, rs6000_expand_set_fpscr_drn_builtin,
8570 rs6000_expand_unop_builtin, INT_P, rs6000_generate_compare,
8571 rs6000_machopic_legitimize_pic_address, rs6000_split_logical_inner,
8572 rs6000_split_logical_di): Use CONST_INT_P.
8573 (rs6000_legitimize_reload_address): Use CONST_INT_P, HARD_REGISTER_P,
8574 REG_P and SYMBOL_REF_P.
8575 (setup_incoming_varargs, rs6000_rtx_costs): Use CONST_INT_P and MEM_P.
8576 (print_operand): Use CONST_INT_P, MEM_P and REG_P.
8577 (virtual_stack_registers_memory_p, rs6000_legitimate_address_p,
8578 mems_ok_for_quad_peep): Use CONST_INT_P and REG_P.
8579 (rs6000_secondary_reload_memory): Use CONST_INT_P and SUBREG_P.
8580 (small_data_operand, print_operand_address): Use CONST_INT_P and
8582 (split_stack_arg_pointer_used_p): Use HARD_REGISTER_P.
8583 (rs6000_init_hard_regno_mode_ok, direct_move_p):
8584 Use HARD_REGISTER_NUM_P.
8585 (rs6000_secondary_reload_gpr): Use HARD_REGISTER_NUM_P and MEM_P.
8586 (rs6000_secondary_reload_class): Use HARD_REGISTER_NUM_P, REG_P,
8587 SUBREG_P and SYMBOL_REF_P.
8588 (register_to_reg_type, rs6000_secondary_reload_inner): Use SUBREG_P
8589 and HARD_REGISTER_NUM_P.
8590 (rs6000_adjust_vec_address): Use HARD_REGISTER_NUM_P and
8592 (rs6000_adjust_cost, find_mem_ref): Use MEM_P.
8593 (macho_lo_sum_memory_operand, rs6000_eliminate_indexed_memrefs): Use
8595 (legitimate_indirect_address_p, legitimate_lo_sum_address_p,
8596 registers_ok_for_quad_peep, rs6000_output_function_epilogue,
8597 find_addr_reg): Use REG_P.
8598 (altivec_expand_vec_perm_const): Use REG_P and SUBREG_P.
8599 (rs6000_emit_le_vsx_move): Use SUBREG_P.
8600 (offsettable_ok_by_alignment, constant_pool_expr_p,
8601 legitimate_small_data_p, rs6000_output_dwarf_dtprel,
8602 rs6000_delegitimize_address, rs6000_const_not_ok_for_debug_p,
8603 rs6000_cannot_force_const_mem, rs6000_output_addr_const_extra,
8604 rs6000_assemble_integer, create_TOC_reference,
8605 rs6000_emit_allocate_stack, rs6000_xcoff_encode_section_info,
8606 rs6000_call_aix, rs6000_call_aix): Use SYMBOL_REF_P.
8607 (rs6000_split_vec_extract_var): Use reg_or_subregno.
8608 * config/rs6000/rtems.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
8609 CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
8610 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8611 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8612 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Use SYMBOL_REF_P.
8613 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use HARD_REGISTER_NUM_P.
8614 (INT_REG_OK_FOR_INDEX_P, INT_REG_OK_FOR_BASE_P): Use HARD_REGISTER_P.
8615 (CONSTANT_ADDRESS_P): Use CONST_INT_P and SYMBOL_REF_P.
8616 * config/rs6000/rs6000.md (define_expands strlensi, mod<mode>3
8617 and cbranch<mode>4): Use CONST_INT_P.
8618 (multiple define_splits): Use REG_P and SUBREG_P.
8619 (define_expands call, call_value): Use MEM_P.
8620 (define_expands sibcall, sibcall_value): Use CONST_INT_P and MEM_P.
8621 (define insn *mtcrfsi): Use CONST_INT_P and REG_P.
8622 * config/rs6000/vsx.md (*vsx_le_perm_load_<mode>,
8623 *vsx_le_perm_load_v8hi, *vsx_le_perm_load_v16qi): Use HARD_REGISTER_P
8624 and HARD_REGISTER_NUM_P.
8625 (multiple define_splits): Use HARD_REGISTER_NUM_P.
8627 2019-01-24 Uroš Bizjak <ubizjak@gmail.com>
8629 PR rtl-optimization/88948
8630 * rtl.h (prepare_copy_insn): New prototype.
8631 * gcse.c (prepare_copy_insn): New function, split out from
8632 process_insert_insn.
8633 (process_insert_insn): Use prepare_copy_insn.
8634 * store-motion.c (replace_store_insn): Use prepare_copy_insn
8635 instead of gen_move_insn.
8637 2019-01-24 Jakub Jelinek <jakub@redhat.com>
8640 * config/i386/i386.c (ix86_pic_register_p): Return true for
8643 PR tree-optimization/88964
8644 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Also
8645 punt if HONOR_SNANS (chrec).
8648 * tree-nested.c (convert_nonlocal_reference_stmt,
8649 convert_local_reference_stmt, convert_tramp_reference_stmt,
8650 convert_gimple_call) <case GIMPLE_OMP_TEAMS>: Treat
8651 gimple_omp_teams_host teams stmts like GIMPLE_OMP_PARALLEL
8654 PR tree-optimization/89027
8655 * tree-inline.c (add_clobbers_to_eh_landing_pad): Don't add clobbers
8656 for "omp simd array" variables.
8658 2019-01-24 Richard Earnshaw <rearnsha@arm.com>
8661 * profile-count.h (profile_count): On ARM systems using GCC 6/7/8
8662 force the alignment of m_val.
8664 2019-01-24 Richard Biener <rguenther@suse.de>
8667 * tree-streamer-out.c (write_ts_decl_common_tree_pointers):
8668 When in "legacy" debug mode make sure to reset self-origins.
8670 2019-01-24 Martin Liska <mliska@suse.cz>
8672 PR gcov-profile/88994
8673 * gcov-io.c (mangle_path): Do not allocate a bigger buffer,
8674 result will be always smaller or equal to the original.
8675 * gcov.c (mangle_name): Fix else branch where we should
8676 also copy to PTR and shift the pointer.
8678 2019-01-24 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
8680 * tree-ssa-dom.c (test_for_singularity): Fix a comment typo.
8681 * vr-values.c (find_case_label_ranges): Fix a comment typo.
8683 2019-01-23 Xuepeng Guo <xuepeng.guo@intel.com>
8685 * common/config/i386/i386-common.c
8686 (OPTION_MASK_ISA_ENQCMD_SET,
8687 OPTION_MASK_ISA_ENQCMD_UNSET): New macros.
8688 (ix86_handle_option): Handle -menqcmd.
8689 * config.gcc (enqcmdintrin.h): New header file.
8690 * config/i386/cpuid.h (bit_ENQCMD): New bit.
8691 * config/i386/driver-i386.c (host_detect_local_cpu): Handle
8693 * config/i386/i386-builtin-types.def ((INT, PVOID, PCVOID)): New
8695 * config/i386/i386-builtin.def (__builtin_ia32_enqcmd,
8696 __builtin_ia32_enqcmds): New builtins.
8697 * config/i386/i386-c.c (__ENQCMD__): New macro.
8698 * config/i386/i386-option.c (ix86_target_string): Add
8700 (ix86_valid_target_attribute_inner_p): Likewise.
8701 * config/i386/i386-expand.c
8702 (ix86_expand_builtin): Expand IX86_BUILTIN_ENQCMD and
8703 IX86_BUILTIN_ENQCMDS.
8704 * config/i386/i386.h (TARGET_ENQCMD): New.
8705 * config/i386/i386.md (UNSPECV_ENQCMD, UNSPECV_ENQCMDS): New.
8706 (@enqcmd<enqcmd_sfx>_<mode>): New insn pattern.
8707 (movdir64b_<mode>): Parameterize to enable share expansion code
8708 with ENQCMD in function ix86_expand_builtin.
8709 * config/i386/i386.opt: Add -menqcmd.
8710 * config/i386/immintrin.h: Include enqcmdintrin.h.
8711 * config/i386/enqcmdintrin.h: New intrinsic file.
8712 * doc/invoke.texi: Add -menqcmd.
8714 2019-01-23 Bin Cheng <bin.cheng@arm.com>
8715 Steve Ellcey <sellcey@marvell.com>
8718 * recog.c (address_operand): Return false on wrong mode for address.
8719 (constrain_operands): Check for mode with 'p' constraint.
8721 2019-01-23 Uroš Bizjak <ubizjak@gmail.com>
8724 * config/i386/sse.md (sse2_cvtpi2pd): Add SSE alternatives.
8725 Disparage MMX alternative.
8726 (sse2_cvtpd2pi): Ditto.
8727 (sse2_cvttpd2pi): Ditto.
8729 2019-01-23 David Malcolm <dmalcolm@redhat.com>
8732 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Fix
8733 use-after-free of the result of
8734 aarch64_get_extension_string_for_isa_flags.
8736 2019-01-23 Jakub Jelinek <jakub@redhat.com>
8739 * doc/extend.texi: Document break and continue behavior in
8740 statement expressions.
8742 2019-01-23 Richard Biener <rguenther@suse.de>
8744 PR tree-optimization/89008
8745 * tree-ssa-reassoc.c (eliminate_using_constants): For * 0 do
8746 not leave another stray operand.
8748 2019-01-23 Jakub Jelinek <jakub@redhat.com>
8750 * BASE-VER: Bump to 9.0.1.
8752 2019-01-23 Eric Botcazou <ebotcazou@adacore.com>
8754 * cgraphunit.c (cgraph_node::expand_thunk): When expanding a GIMPLE
8755 thunk that returns by reference, use the type of the return object
8756 of the thunk instead of that of the alias to build the dereference.
8758 2019-01-23 Vineet Gupta <vgupta@synopsys.com>
8760 * config/arc/atomic.md: Add operand to DMB instruction.
8762 2019-01-23 Jakub Jelinek <jakub@redhat.com>
8764 PR tree-optimization/88964
8765 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Use
8766 build_zero_cst instead of build_int_cst. Return false for loop
8767 invariants which honor signed zeros.
8769 2019-01-22 Segher Boessenkool <segher@kernel.crashing.org>
8771 * doc/invoke.texi (-fsplit-paths): This is enabled by default at -O3.
8773 2019-01-22 Jakub Jelinek <jakub@redhat.com>
8776 * config/rs6000/rs6000.c: Include tree-vrp.h and tree-ssanames.h.
8777 (rs6000_gimple_fold_builtin): If MEM_REF address doesn't satisfy
8778 is_gimple_mem_ref_addr predicate, force it into a SSA_NAME first.
8781 * gimplify.c (gimplify_omp_atomic): Handle bitfield atomics with
8782 non-integral DECL_BIT_FIELD_REPRESENTATIVEs.
8785 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v2df_scalar):
8786 Disable for little endian.
8788 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
8791 * config/arm/arm.c (arm_needs_double_word_align): Check
8792 DECL_BIT_FIELD_TYPE.
8794 2019-01-22 Hongtao Liu <hongtao.liu@intel.com>
8795 H.J. Lu <hongjiu.lu@intel.com>
8798 * config/i386/i386-builtin.def: Add mask2 to all builtin
8799 initializations. Merge ARGS2 and SPECIAL_ARGS2 into ARGS and
8801 * config/i386/i386.c (BDESC): Add mask2 to the definition.
8802 (BDESC_FIRST): Likewise.
8803 (define_builtin): Add an argument for mask2. Updated to handle
8804 both ix86_isa_flags and ix86_isa_flags2.
8805 (define_builtin_const): Likewise.
8806 (define_builtin_pure): Likewise.
8807 (define_builtin2): Deleted.
8808 (define_builtin_const2): Likewise.
8809 (builtin_description): Add a member, mask2.
8810 (bdesc_*): Add mask2 to builtin initializations.
8811 (ix86_init_mmx_sse_builtins): Update calls to def_builtin,
8812 def_builtin_const and def_builtin_pure. Remove SPECIAL_ARGS2
8814 (ix86_get_builtin_func_type): Remove SPECIAL_ARGS2 support.
8816 2019-01-22 H.J. Lu <hongjiu.lu@intel.com>
8819 * config/i386/i386.c (ix86_force_load_from_GOT_p): Also check
8822 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
8825 * config/arm/arm.c (arm_needs_doubleword_align): Return 2 if a record's
8826 alignment is dominated by a bitfield with 64-bit aligned base type.
8827 (arm_function_arg): Emit a warning if the alignment has changed since
8828 earlier GCC releases.
8829 (arm_function_arg_boundary): Likewise.
8830 (arm_setup_incoming_varargs): Likewise.
8832 2019-01-22 Richard Biener <rguenther@suse.de>
8834 PR tree-optimization/88862
8835 * graphite-scop-detection.c
8836 (scop_detection::graphite_can_represent_scev): Reject ADDR_EXPR.
8838 2019-01-22 Andrew Stubbs <ams@codesourcery.com>
8840 * doc/extend.tex (AMD GCN Function Attributes): New section.
8841 * doc/install.texi (amdgcn-unknown-amdhsa): New instructions.
8842 * doc/invoke.texi (AMD GCN Options): New section.
8843 * doc/md.texi (Constraints for Particular Machines): Add AMD GCN.
8845 2019-01-22 Eric Botcazou <ebotcazou@adacore.com>
8847 * config/sparc/sparc.c (parc_delegitimize_address): Recognize the GOT
8848 register and decoded HIGH/LO_SUM combinations for labels in PIC mode.
8850 2019-01-22 Jakub Jelinek <jakub@redhat.com>
8852 PR tree-optimization/88044
8853 * tree-ssa-loop-niter.c (number_of_iterations_cond): If condition
8854 is false in the first iteration, but !every_iteration, return false
8855 instead of true with niter->niter zero.
8857 PR rtl-optimization/88904
8858 * cfgcleanup.c (thread_jump): Verify cond2 doesn't mention
8859 any nonequal registers before processing BB_END (b).
8862 * optabs.c (add_equal_note): Add op0_mode argument, use it instead of
8864 (expand_binop_directly, expand_doubleword_clz,
8865 expand_doubleword_popcount, expand_ctz, expand_ffs,
8866 expand_unop_direct, maybe_emit_unop_insn): Adjust callers.
8868 PR rtl-optimization/49429
8870 PR rtl-optimization/86334
8872 * expr.c (emit_block_move_hints): Move marking of MEM_EXPRs
8873 addressable from here...
8874 (emit_block_op_via_libcall): ... to here.
8876 2019-01-22 Richard Biener <rguenther@suse.de>
8878 * tree-vect-loop.c (vect_analyze_loop_operations): Use
8879 auto_vec for cost vector to fix memleak.
8880 (vectorize_fold_left_reduction): Properly gather SLP defs.
8881 (vectorizable_comparison): Do not swap operands to properly
8884 2019-01-22 Alan Modra <amodra@gmail.com>
8887 * config/rs6000/predicates.md (unspec_tls): Ensure GOT reg
8888 stays a reg. Allow a const_int.
8889 * config/rs6000/rs6000-protos.h (rs6000_output_tlsargs): Declare.
8890 * config/rs6000/rs6000.h (IS_V4_FP_ARGS): Define.
8891 (IS_NOMARK_TLSGETADDR): Define.
8892 * config/rs6000/rs6000.c (edit_tls_call_insn): Delete.
8893 (rs6000_output_tlsargs): New function.
8894 (rs6000_legitimize_tls_address): Don't say a !TARGET_TLS_MARKERS
8895 __tls_get_addr call takes an arg.
8896 (rs6000_call_sysv): Generate sysv4 secure plt call pattern here..
8897 * config/rs6000/rs6000.md (call_nonlocal_sysv): ..rather than here,
8899 (call_value_nonlocal_sysv): ..or here, delete split.
8900 (tls_gdld_nomark): Delete.
8901 (call_value_indirect_nonlocal_sysv): Use unspec_tls as operand2
8902 predicate. Call rs6000_output_tlsargs. Adjust length to suit.
8903 (call_value_nonlocal_sysv): Likewise.
8904 (call_value_nonlocal_sysv_secure): Likewise.
8905 (call_value_nonlocal_aix): Likewise.
8906 (call_value_indirect_aix): Likewise.
8907 (call_value_indirect_elfv2): Likewise.
8908 (call_value_local32, call_value_local64): Disable for no-mark tls.
8909 (call_value_local_aix): Likewise.
8911 2019-01-21 Uroš Bizjak <ubizjak@gmail.com>
8914 * config/i386/i386.c (ix86_expand_builtin) [case IX86_BUILTIN_BEXTRI32,
8915 case IX86_BUILTIN_BEXTRI64]: Sanitize operands.
8917 2019-01-21 Michael Ploujnikov <michael.ploujnikov@oracle.com>
8919 * hash-map-tests.c (test_map_of_strings_to_int): Show how to use
8920 string contents as hash_map keys.
8922 2019-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
8925 * c-warn.c (check_alignment_of_packed_member): Add a boolean parameter
8926 for rvalue context. Handle rvalues correctly. Use min_align_of_type
8927 instead of TYPE_ALIGN.
8928 (check_address_or_pointer_of_packed_member): Handle rvalues coorrectly.
8929 Use min_align_of_type instead of TYPE_ALIGN_UNIT. Check for NULL
8930 pointer from TYPE_STUB_DECL.
8932 2019-01-21 Richard Biener <rguenther@suse.de>
8934 PR tree-optimization/88934
8935 * tree-vect-slp.c (vect_mask_constant_operand_p): Always look
8936 at the possibly non-constant operand.
8937 (vect_get_constant_vectors): Adjust.
8939 2019-01-21 H.J. Lu <hongjiu.lu@intel.com>
8942 * config/i386/adxintrin.h: Just check _IMMINTRIN_H_INCLUDED.
8943 * config/i386/clflushoptintrin.h: Check _IMMINTRIN_H_INCLUDED
8944 instead of _X86INTRIN_H_INCLUDED.
8945 * onfig/i386/clwbintrin.h: Likewise.
8946 * config/i386/pkuintrin.h: Likewise.
8947 * config/i386/prfchwintrin.h: Likewise.
8948 * config/i386/rdseedintrin.h: Likewise.
8949 * config/i386/wbnoinvdintrin.h: Likewise.
8950 * config/i386/xsavecintrin.h: Likewise.
8951 * config/i386/xsavesintrin.h: Likewise.
8952 * config/i386/fxsrintrin.h: Enable _IMMINTRIN_H_INCLUDED check.
8953 * config/i386/xsaveintrin.h: Likewise.
8954 * config/i386/xsaveoptintrin.h: Likewise.
8955 * config/i386/x86intrin.h: Move "#include" <rdseedintrin.h>,
8956 <prfchwintrin.h>, <fxsrintrin.h>, <xsaveintrin.h>,
8957 <xsaveoptintrin.h>, <adxintrin.h>, <clwbintrin.h>,
8958 <clflushoptintrin.h>, <xsavesintrin.h>, <xsavecintrin.h>,
8959 <wbnoinvdintrin.h> and <pkuintrin.h> to ...
8960 * config/i386/immintrin.h: Here.
8962 2019-01-20 Martin Jambor <mjambor@suse.cz>
8965 * ipa-prop.h (struct ipa_func_body_info): Replaced field aa_walked
8966 with aa_walk_budget.
8967 * cgraph.h (ipa_polymorphic_call_context::get_dynamic_type): Add
8968 aa_walk_budget_p parameter.
8969 * ipa-fnsummary.c (unmodified_parm_1): New parameter fbi. Limit AA
8970 walk. Updated all callers.
8971 (unmodified_parm): New parameter fbi, pass it to unmodified_parm_1.
8972 (eliminated_by_inlining_prob): New parameter fbi, pass it on to
8974 (will_be_nonconstant_expr_predicate): New parameter fbi, removed
8975 parameter info. Extract info from fbi. Pass fbi to recursive calls
8976 and to unmodified_parm.
8977 (phi_result_unknown_predicate): New parameter fbi, removed parameter
8978 info, updated call to will_be_nonconstant_expr_predicate.
8979 (param_change_prob): New parameter fbi, limit AA walking.
8980 (analyze_function_body): Initialize aa_walk_budget in fbi. Update
8981 calls to various above functions.
8982 * ipa-polymorphic-call.c (get_dynamic_type): Add aa_walk_budget_p
8983 parameter. Use it to limit AA walking.
8984 * ipa-prop.c (detect_type_change_from_memory_writes): New parameter
8986 (detect_type_change): New parameter fbi, pass it on to
8987 detect_type_change_from_memory_writes.
8988 (detect_type_change_ssa): Likewise.
8989 (aa_overwalked): Removed.
8990 (parm_preserved_before_stmt_p): Assume fbi is never NULL, stream line
8991 accordingly, adjust to the neew AA limiting scheme.
8992 (parm_ref_data_preserved_p): Likewise.
8993 (ipa_compute_jump_functions_for_edge): Adjust call to
8995 (ipa_analyze_call_uses): Likewise.
8996 (ipa_analyze_virtual_call_uses): Pass fbi to detect_type_change_ssa.
8997 (ipa_analyze_node): Initialize aa_walk_budget.
8998 (ipcp_transform_function): Likewise.
8999 * tree-ssa-sccvn.c (eliminate_dom_walker::eliminate_stmt): Update call
9000 to get_dynamic_type.
9002 2019-01-19 Jakub Jelinek <jakub@redhat.com>
9004 * config/aarch64/aarch64.c (aarch64_stack_protect_guard): Move
9005 outside of #if CHECKING_P code.
9007 2019-01-19 Richard Sandiford <richard.sandiford@arm.com>
9009 * gimple-loop-versioning.cc (loop_versioning::dump_inner_likelihood):
9010 New function, split out from...
9011 (loop_versioning::analyze_stride): ...here.
9012 (loop_versioning::find_per_loop_multiplication): Use gassign.
9013 (loop_versioning::analyze_term_using_scevs): Return a success code.
9014 (loop_versioning::analyze_arbitrary_term): New function.
9015 (loop_versioning::analyze_address_fragment): Use
9016 analyze_arbitrary_term if all else fails.
9018 2019-01-18 Segher Boessenkool <segher@kernel.crashing.org>
9021 * config/rs6000/rs6000.md (*movsi_from_df): Allow only register
9024 2019-01-18 Richard Biener <rguenther@suse.de>
9026 PR tree-optimization/88903
9027 * tree-vect-stmts.c (vectorizable_shift): Verify we see all
9028 scalar stmts a SLP shift amount is composed of when detecting
9031 2019-01-18 Richard Earnshaw <rearnsha@arm.com>
9034 * config/arm/arm-cpus.in (mp): New feature.
9036 (fgroup ARMv7ve): Add mp and sec features.
9037 (arch armv7-a): Add options to allow mp and sec extensions.
9038 (cpu generic-armv7-a): Add options to allow mp and sec extensions.
9039 (cpu cortex-a5, cpu cortex-7, cpu cortex-a9): Add mp and sec
9040 extenstions to the base architecture.
9041 (cpu cortex-a8): Add sec extension to the base architecture.
9042 (cpu marvell-pj4): Add mp and sec extensions to the base architecture.
9043 * config/arm/t-aprofile (MULTILIB_MATCHES): Map all armv7-a arch
9044 variants down to the base v7-a varaint.
9045 * config/arm/t-multilib (v7_a_arch_variants): New variable.
9046 * doc/invoke.texi (ARM Options): Add +mp and +sec to the list
9047 of permitted extensions for -march=armv7-a and for
9048 -mcpu=generic-armv7-a.
9050 2019-01-18 Martin Liska <mliska@suse.cz>
9052 * params.def: Fix comment.
9053 * tree-profile.c (gimple_init_gcov_profiler): Bump function
9055 (gimple_gen_ic_func_profiler): Likewise.
9057 2019-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9059 * config/aarch64/aarch64-opts.h (enum stack_protector_guard): New
9060 * config/aarch64/aarch64.c (aarch64_override_options_internal): Handle
9061 and put in error checks for stack protector guard options.
9062 (aarch64_stack_protect_guard): New.
9063 (TARGET_STACK_PROTECT_GUARD): Define.
9064 * config/aarch64/aarch64.md (UNSPEC_SSP_SYSREG): New.
9065 (reg_stack_protect_address<mode>): New.
9066 (stack_protect_set): Adjust for SSP_GLOBAL.
9067 (stack_protect_test): Likewise.
9068 * config/aarch64/aarch64.opt (-mstack-protector-guard-reg): New.
9069 (-mstack-protector-guard): Likewise.
9070 (-mstack-protector-guard-offset): Likewise.
9072 2019-01-18 Jakub Jelinek <jakub@redhat.com>
9074 PR tree-optimization/86214
9075 * tree-inline.h (struct copy_body_data): Add
9076 add_clobbers_to_eh_landing_pads member.
9077 * tree-inline.c (add_clobbers_to_eh_landing_pad): New function.
9078 (copy_edges_for_bb): Call it if EH edge destination is <
9079 id->add_clobbers_to_eh_landing_pads. Fix a comment typo.
9080 (expand_call_inline): Set id->add_clobbers_to_eh_landing_pads
9081 if flag_stack_reuse != SR_NONE and clear it afterwards.
9083 2019-01-18 Christophe Lyon <christophe.lyon@linaro.org>
9086 * doc/install.texi (with-multilib-list): Document for aarch64.
9088 2019-01-18 Jakub Jelinek <jakub@redhat.com>
9091 * config/arm/arm_neon.h: Fix #pragma GCC target syntax - replace
9092 (("..."))) with ("...").
9094 2019-01-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
9096 * doc/extend.texi (Built-in Functions for Memory Model Aware
9097 Atomic Operations): Document atomic fetch and nand.
9099 2019-01-18 Martin Liska <mliska@suse.cz>
9100 Richard Biener <rguenther@suse.de>
9103 * cgraph.h (create_version_clone_with_body): Add new argument
9105 * cgraphclones.c (cgraph_node::create_version_clone): Add
9106 DECL_ATTRIBUTES to a newly created decl. And call
9107 valid_attribute_p so that proper cl_target_optimization_node
9108 is set for the newly created declaration.
9109 * multiple_target.c (create_target_clone): Set DECL_ATTRIBUTES
9111 (expand_target_clones): Do not call valid_attribute_p, it must
9113 * tree-inline.c (copy_decl_for_dup_finish): Reset mode for
9116 2019-01-17 Jakub Jelinek <jakub@redhat.com>
9119 * config/aarch64/arm_neon.h: Fix #pragma GCC target syntax - replace
9120 (("..."))) with ("..."). Use arch=armv8.2-a+sha3 instead of
9121 arch=armv8.2-a+crypto for vsha512hq_u64 etc. intrinsics.
9123 2019-01-17 Martin Sebor <msebor@redhat.com>
9126 * gimple-ssa-warn-restrict.c (builtin_memref::extend_offset_range):
9127 Handle anti-ranges the same as no range at all.
9129 2018-01-17 Steve Ellcey <sellcey@cavium.com>
9131 * config/aarch64/aarch64.c (cgraph.h): New include.
9132 (intl.h): New include.
9133 (supported_simd_type): New function.
9134 (currently_supported_simd_type): Ditto.
9135 (aarch64_simd_clone_compute_vecsize_and_simdlen): Ditto.
9136 (aarch64_simd_clone_adjust): Ditto.
9137 (aarch64_simd_clone_usable): Ditto.
9138 (TARGET_SIMD_CLONE_COMPUTE_VECSIZE_AND_SIMDLEN): New macro.
9139 (TARGET_SIMD_CLONE_ADJUST): Ditto.
9140 (TARGET_SIMD_CLONE_USABLE): Ditto.
9141 * config/i386/i386.c (ix86_simd_clone_adjust): Add definition check.
9142 * omp-simd-clone.c (expand_simd_clones): Add targetm.simd_clone.adjust
9145 2019-01-17 Martin Sebor <msebor@redhat.com>
9147 PR tree-optimization/88800
9148 * gimple-fold.c (gimple_fold_builtin_memory_op): Avoid checking
9149 NO_WARNING bit here. Avoid folding out-of-bounds calls.
9150 * gimple-ssa-warn-restrict.c (maybe_diag_offset_bounds): Remove
9151 redundant argument. Add new argument and issue diagnostics under
9152 its control. Detect out-of-bounds access even with warnings
9154 (check_bounds_or_overlap): Change return type. Add argument.
9155 (wrestrict_dom_walker::check_call): Adjust.
9156 * gimple-ssa-warn-restrict.h (check_bounds_or_overlap): Add argument.
9157 * tree-ssa-strlen.c (handle_builtin_strcpy): Adjust to change in
9158 check_bounds_or_overlap's return value.
9159 (handle_builtin_stxncpy): Same.
9160 (handle_builtin_strcat): Same.
9162 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9163 Kwok Cheung Yeung <kcy@codesourcery.com>
9164 Julian Brown <julian@codesourcery.com>
9165 Tom de Vries <tom@codesourcery.com>
9167 * doc/sourcebuild.texi: Document dg-add-options sqrt_insn.
9169 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9171 * doc/sourcebuild.texi: Document dg-require-effective-target
9172 llvm_binutils and offload_gcn.
9174 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9175 Kwok Cheung Yeung <kcy@codesourcery.com>
9176 Julian Brown <julian@codesourcery.com>
9177 Tom de Vries <tom@codesourcery.com>
9179 * doc/sourcebuild.texi: Document dg-required-effective-target
9182 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9183 Kwok Cheung Yeung <kcy@codesourcery.com>
9184 Julian Brown <julian@codesourcery.com>
9185 Tom de Vries <tom@codesourcery.com>
9186 Jan Hubicka <hubicka@ucw.cz>
9187 Martin Jambor <mjambor@suse.cz>
9189 * config.gcc: Add amdgcn*-*-amdhsa configuration.
9190 * configure.ac: Check for dlopen.
9191 * configure: Regenerate.
9193 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9194 Kwok Cheung Yeung <kcy@codesourcery.com>
9195 Julian Brown <julian@codesourcery.com>
9196 Tom de Vries <tom@codesourcery.com>
9197 Jan Hubicka <hubicka@ucw.cz>
9198 Martin Jambor <mjambor@suse.cz>
9200 * common/config/gcn/gcn-common.c: New file.
9201 * config/gcn/driver-gcn.c: New file.
9202 * config/gcn/gcn-builtins.def: New file.
9203 * config/gcn/gcn-hsa.h: New file.
9204 * config/gcn/gcn-modes.def: New file.
9205 * config/gcn/gcn-opts.h: New file.
9206 * config/gcn/gcn-passes.def: New file.
9207 * config/gcn/gcn-protos.h: New file.
9208 * config/gcn/gcn-run.c: New file.
9209 * config/gcn/gcn-tree.c: New file.
9210 * config/gcn/gcn.c: New file.
9211 * config/gcn/gcn.h: New file.
9212 * config/gcn/gcn.opt: New file.
9213 * config/gcn/t-gcn-hsa: New file.
9215 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9216 Kwok Cheung Yeung <kcy@codesourcery.com>
9217 Julian Brown <julian@codesourcery.com>
9218 Tom de Vries <tom@codesourcery.com>
9219 Jan Hubicka <hubicka@ucw.cz>
9220 Martin Jambor <mjambor@suse.cz>
9222 * config/gcn/constraints.md: New file.
9223 * config/gcn/gcn-valu.md: New file.
9224 * config/gcn/gcn.md: New file.
9225 * config/gcn/predicates.md: New file.
9227 2019-01-17 Eric Botcazou <ebotcazou@adacore.com>
9229 * gimple-ssa-isolate-paths.c (stmt_uses_name_in_undefined_way): Replace
9230 flag_non_call_exceptions with cfun->can_throw_non_call_exceptions.
9231 (stmt_uses_0_or_null_in_undefined_way): Likewise.
9232 * tree-ssa-alias.c (same_addr_size_stores_p): Likewise.
9234 2019-01-17 Tamar Christina <tamar.christina@arm.com>
9237 * config/aarch64/aarch64.md (STACK_CLASH_SVE_CFA_REGNUM): New.
9238 * config/aarch64/aarch64.c (aarch64_allocate_and_probe_stack_space): Use
9239 it and document registers.
9241 2019-01-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9243 * config/aarch64/aarch64.c (ares_tunings): Define.
9244 * config/aarch64/aarch64-cores.def (ares): Use the above.
9246 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9250 2018-11-06 Wei Xiao <wei3.xiao@intel.com>
9252 * config/i386/avx512fintrin.h: Update VFIXUPIMM* intrinsics.
9253 (_mm512_fixupimm_round_pd): Update parameters and builtin.
9254 (_mm512_maskz_fixupimm_round_pd): Ditto.
9255 (_mm512_fixupimm_round_ps): Ditto.
9256 (_mm512_maskz_fixupimm_round_ps): Ditto.
9257 (_mm_fixupimm_round_sd): Ditto.
9258 (_mm_maskz_fixupimm_round_sd): Ditto.
9259 (_mm_fixupimm_round_ss): Ditto.
9260 (_mm_maskz_fixupimm_round_ss): Ditto.
9261 (_mm512_fixupimm_pd): Ditto.
9262 (_mm512_maskz_fixupimm_pd): Ditto.
9263 (_mm512_fixupimm_ps): Ditto.
9264 (_mm512_maskz_fixupimm_ps): Ditto.
9265 (_mm_fixupimm_sd): Ditto.
9266 (_mm_maskz_fixupimm_sd): Ditto.
9267 (_mm_fixupimm_ss): Ditto.
9268 (_mm_maskz_fixupimm_ss): Ditto.
9269 (_mm512_mask_fixupimm_round_pd): Update builtin.
9270 (_mm512_mask_fixupimm_round_ps): Ditto.
9271 (_mm_mask_fixupimm_round_sd): Ditto.
9272 (_mm_mask_fixupimm_round_ss): Ditto.
9273 (_mm512_mask_fixupimm_pd): Ditto.
9274 (_mm512_mask_fixupimm_ps): Ditto.
9275 (_mm_mask_fixupimm_sd): Ditto.
9276 (_mm_mask_fixupimm_ss): Ditto.
9277 * config/i386/avx512vlintrin.h:
9278 (_mm256_fixupimm_pd): Update parameters and builtin.
9279 (_mm256_maskz_fixupimm_pd): Ditto.
9280 (_mm256_fixupimm_ps): Ditto.
9281 (_mm256_maskz_fixupimm_ps): Ditto.
9282 (_mm_fixupimm_pd): Ditto.
9283 (_mm_maskz_fixupimm_pd): Ditto.
9284 (_mm_fixupimm_ps): Ditto.
9285 (_mm_maskz_fixupimm_ps): Ditto.
9286 (_mm256_mask_fixupimm_pd): Update builtin.
9287 (_mm256_mask_fixupimm_ps): Ditto.
9288 (_mm_mask_fixupimm_pd): Ditto.
9289 (_mm_mask_fixupimm_ps): Ditto.
9290 * config/i386/i386-builtin-types.def: Add new types and remove useless ones.
9291 * config/i386/i386-builtin.def: Update builtin definitions.
9292 * config/i386/i386.c: Handle new builtin types and remove useless ones.
9293 * config/i386/sse.md: Update VFIXUPIMM* patterns.
9294 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9295 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9296 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Update.
9297 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9298 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9299 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Update.
9300 * config/i386/subst.md:
9301 (round_saeonly_sd_mask_operand4): Add new subst_attr.
9302 (round_saeonly_sd_mask_op4): Ditto.
9303 (round_saeonly_expand_operand5): Ditto.
9304 (round_saeonly_expand): Update.
9306 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9310 2018-11-12 Wei Xiao <wei3.xiao@intel.com>
9312 * config/i386/sse.md: Combine VFIXUPIMM* patterns
9313 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9314 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9315 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Remove.
9316 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9317 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9318 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Remove.
9320 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9324 2018-12-15 Jakub Jelinek <jakub@redhat.com>
9327 * config/i386/sse.md (UNSPEC_SFIXUPIMM): New unspec enumerator.
9328 (avx512f_sfixupimm<mode><mask_name><round_saeonly_name>): Use it
9329 instead of UNSPEC_FIXUPIMM.
9331 2019-01-17 Richard Biener <rguenther@suse.de>
9334 * dwarf2out.c (want_pubnames): Never generate pubnames sections
9335 and friends for the LTO part of debug info.
9337 2019-01-17 Jakub Jelinek <jakub@redhat.com>
9339 PR tree-optimization/86214
9340 * cfgexpand.c (add_stack_var_conflict): Don't add any conflicts
9343 PR rtl-optimization/88870
9344 * dce.c (deletable_insn_p): Never delete const/pure calls that can
9345 throw if we can't alter the cfg or delete dead exceptions.
9346 (mark_insn): Don't call find_call_stack_args for such calls.
9348 2019-01-17 Kewen Lin <linkw@gcc.gnu.org>
9350 * doc/extend.texi: Add four new prototypes for vec_ld and seven new
9351 prototypes for vec_st.
9352 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add entries
9353 for scalar address type variants of altivec_vec_ld/altivec_vec_st,
9354 mainly on signed/unsigned long long and double.
9356 2019-01-16 David Malcolm <dmalcolm@redhat.com>
9359 * combine.c (delete_noop_moves): Convert to "bool" return,
9360 returning true if any edges are eliminated.
9361 (combine_instructions): Also return true if delete_noop_moves
9364 2019-01-16 Tamar Christina <tamar.christina@arm.com>
9366 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Use
9367 correct max nunits for endian swap.
9368 (aarch64_expand_fcmla_builtin): Correct subreg code.
9369 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
9370 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>): Correct
9373 2019-01-16 Uroš Bizjak <ubizjak@gmail.com>
9375 * config/alpha/alpha.c (alpha_gimplify_va_arg):
9376 Handle split indirect COMPLEX_TYPE arguments.
9378 2019-01-16 Richard Earnshaw <rearnsha@arm.com>
9381 * config/aarch64/aarch64-modes.def: Add comment about how the carry
9382 bit is set by add and compare.
9383 (CC_ADC): New CC_MODE.
9384 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Use variables
9385 to cache the code and mode of X. Adjust the shape of a CC_Cmode
9386 comparison. Add detection for CC_ADCmode.
9387 (aarch64_get_condition_code_1): Update code support for CC_Cmode. Add
9389 * config/aarch64/aarch64.md (uaddv<mode>4): Use LTU with CCmode.
9390 (uaddvti4): Comparison result is in CC_ADCmode and the condition is GEU.
9391 (add<mode>3_compareC_cconly_imm): Delete. Merge into...
9392 (add<mode>3_compareC_cconly): ... this. Restructure the comparison
9393 to eliminate the need for zero-extending the operands.
9394 (add<mode>3_compareC_imm): Delete. Merge into ...
9395 (add<mode>3_compareC): ... this. Restructure the comparison to
9396 eliminate the need for zero-extending the operands.
9397 (add<mode>3_carryin): Use LTU for the overflow detection.
9398 (add<mode>3_carryinC): Use CC_ADCmode for the result of the carry out.
9399 Reexpress comparison for overflow.
9400 (add<mode>3_carryinC_zero): Update for change to add<mode>3_carryinC.
9401 (add<mode>3_carryinC): Likewise.
9402 (add<mode>3_carryinV): Use LTU for carry between partials.
9403 * config/aarch64/predicates.md (aarch64_carry_operation): Update
9404 handling of CC_Cmode and add CC_ADCmode.
9405 (aarch64_borrow_operation): Likewise.
9407 2019-01-16 Tamar Christina <tamar.christina@arm.com>
9409 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): Remove patternmode.
9410 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): Likewise.
9411 * config/arm/neon.md (neon_vcmla_lane<rot><mode>, neon_vcmla_laneq<rot><mode>,
9412 neon_vcmlaq_lane<rot><mode>): Remove endianness conversion.
9414 2019-01-16 Martin Liska <mliska@suse.cz>
9416 * Makefile.in: Set TOOL_INCLUDE_DIR and NATIVE_SYSTEM_HEADER_DIR
9418 * config/gnu-user.h (TARGET_F951_OPTIONS): Add 'finclude%s/' as
9420 * gcc.c (add_sysrooted_hdrs_prefix): New function.
9421 (path_prefix_reset): Move up in the source file.
9422 (find_fortran_preinclude_file): Make complex search for the
9423 fortran header files.
9425 2019-01-15 Nikhil Benesch <nikhil.benesch@gmail.com>
9427 * godump.c (go_output_typedef): When outputting a typedef, refer
9428 to the underlying type by its name and not its structure.
9430 2019-01-15 David Malcolm <dmalcolm@redhat.com>
9433 * tree.c (build_function_type): Assert that arg_types is not
9436 2019-01-15 Richard Sandiford <richard.sandiford@arm.com>
9439 * doc/extend.texi: Document that listing the stack pointer in the
9440 clobber list of an asm is a deprecated feature.
9441 * common.opt (Wdeprecated): Moved from c-family/c.opt.
9442 * cfgexpand.c (asm_clobber_reg_is_valid): Issue a -Wdeprecated
9443 warning instead of an error for clobbers of the stack pointer.
9444 Add a note explaining why.
9446 2019-01-15 Richard Biener <rguenther@suse.de>
9449 * dwarf2out.c (gen_member_die): Do not generate inheritance
9452 2019-01-15 Richard Biener <rguenther@suse.de>
9454 PR tree-optimization/88855
9455 * tree-if-conv.c (combine_blocks): Collect
9456 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from propagated out virtuals.
9458 2019-01-15 Tom de Vries <tdevries@suse.de>
9461 * config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Handle
9462 lhs == NULL_TREE for gang-level reduction.
9464 2019-01-15 Richard Biener <rguenther@suse.de>
9465 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9468 * ipa-pure-const.c (malloc_candidate_p_1): Add parameter visited and
9469 return true if SSA_NAME is already marked in visited bitmap.
9470 (malloc_candidate_p): Pass visited to malloc_candidate_p_1.
9472 2019-01-15 Jakub Jelinek <jakub@redhat.com>
9474 PR tree-optimization/88775
9475 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)): Optimize
9476 equal == 0 equality pointer comparisons some more if compared in
9477 integral types and either one points to an automatic var and the
9478 other to a global, or we can prove at least one points to the middle
9479 or both point to start or both point to end.
9481 2019-01-14 Andi Kleen <ak@linux.intel.com>
9483 * Makefile.in: Lower autofdo sampling rate by 10x.
9484 * Makefile.tpl: Dito.
9486 2019-01-14 Tom Honermann <tom@honermann.net>
9488 * defaults.h: Define CHAR8_TYPE.
9490 2019-01-14 Martin Sebor <msebor@redhat.com>
9493 * doc/extend.texi (Darwin Format Checks): Clarify.
9495 2019-01-14 Richard Biener <rguenther@suse.de>
9497 * genmatch.c (dt_simplify::gen_1): Change dumping dependent on
9498 whether we are in (simplify ...) or (match ...) context.
9500 2019-01-14 Jakub Jelinek <jakub@redhat.com>
9502 PR rtl-optimization/88796
9503 * emit-rtl.h (struct rtl_data): Add stack_protect_guard_decl field.
9504 * cfgexpand.c (stack_protect_prologue): Initialize
9505 crtl->stack_protect_guard_decl.
9506 * function.c (stack_protect_epilogue): Use it instead of calling
9507 targetm.stack_protect_guard again.
9508 * dse.c (check_mem_read_rtx): Ignore MEM_VOLATILE_P reads from
9509 MEMs with MEM_EXPR equal to crtl->stack_protect_guard or
9510 crtl->stack_protect_guard_decl.
9511 * config/i386/i386.c (ix86_stack_protect_guard): Set TREE_THIS_VOLATILE
9512 on the returned MEM_EXPR.
9514 2019-01-12 Tom de Vries <tdevries@suse.de>
9516 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Alow setting
9517 vector length using -fopenacc-dim.
9519 2019-01-12 Tom de Vries <tdevries@suse.de>
9521 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Take larger vector
9522 lengths into account.
9524 2019-01-12 Svante Signell <svante.signell@gmail.com>
9526 * config/i386/gnu.h (TARGET_THREAD_SSP_OFFSET): Define.
9527 (TARGET_CAN_SPLIT_STACK): Define.
9528 (TARGET_THREAD_SPLIT_STACK_OFFSET): Define.
9530 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9532 * params.def (inline-unit-growth): Set to 40.
9534 2019-01-12 Jakub Jelinek <jakub@redhat.com>
9536 * tree-ssa-loop-ivopts.c (find_inv_vars): Fix a comment typo.
9538 2019-01-12 Tom de Vries <tdevries@suse.de>
9540 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): In offloading
9541 region calling vector-partitionable routine, set default_vector_length
9544 2019-01-12 Tom de Vries <tdevries@suse.de>
9546 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add an use new
9547 variable default_vector_length.
9549 2019-01-12 Tom de Vries <tdevries@suse.de>
9552 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Apply defaults
9553 from oacc_default_dims, as oacc_validate_dims would do it, and apply
9556 2019-01-12 Tom de Vries <tdevries@suse.de>
9558 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1)
9559 (nvptx_goacc_validate_dims): Add used parameter.
9560 * doc/tm.texi: Regenerate.
9561 * omp-offload.c (oacc_parse_default_dims, oacc_validate_dims): Add
9562 argument to call to targetm.goacc.validate_dims.
9563 (default_goacc_validate_dims): Add used
9565 * target.def (validate_dims): Add used parameter in DEFHOOK.
9566 * targhooks.h (default_goacc_validate_dims): Add used parameter.
9568 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9572 * tree-inline.h (struct copy_body_data): Add adjust_array_error_bounds
9574 * tree-inline.c (remap_type_1): Formatting fix. If TYPE_MAX_VALUE of
9575 ARRAY_TYPE's TYPE_DOMAIN is newly error_mark_node, replace it with
9576 a dummy "omp dummy var" variable if id->adjust_array_error_bounds.
9577 * omp-low.c (new_omp_context): Set cb.adjust_array_error_bounds.
9579 2019-01-11 Vladimir Makarov <vmakarov@redhat.com>
9581 PR rtl-optimization/87305
9583 (setup_live_pseudos_and_spill_after_risky_transforms): Add code
9584 for little endian pseudos used as paradoxical subreg.
9586 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9588 PR tree-optimization/88693
9589 * tree-ssa-strlen.c (get_min_string_length): Don't set *full_string_p
9590 for STRING_CSTs that don't contain any NUL characters in the first
9591 TREE_STRING_LENGTH bytes.
9593 2019-01-11 Alan Modra <amodra@gmail.com>
9597 * genattrtab.c (min_fn): Don't translate values.
9598 (min_attr_value): Return INT_MAX when the value can't be calculated.
9599 Return minimum among any values that can be calculated.
9600 (max_attr_value): Adjust.
9602 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9604 * Makefile.in (PLUGIN_HEADERS): Add $(INSN_ATTR_H).
9606 2019-01-11 Steve Ellcey <sellcey@marvell.com>
9608 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
9609 (aarch64_hard_regno_call_part_clobbered): Add insn argument.
9610 (aarch64_return_call_with_max_clobbers): New function.
9611 (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New macro.
9612 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Add insn
9614 * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): Ditto.
9615 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Ditto.
9616 * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered): Ditto.
9617 * config/s390/s390.c (s390_hard_regno_call_part_clobbered): Ditto.
9618 * cselib.c (cselib_process_insn): Add argument to
9619 targetm.hard_regno_call_part_clobbered call.
9620 * ira-conflicts.c (ira_build_conflicts): Ditto.
9621 * ira-costs.c (ira_tune_allocno_costs): Ditto.
9622 * lra-constraints.c (inherit_reload_reg): Ditto.
9623 * lra-int.h (struct lra_reg): Add call_insn field, remove call_p field.
9624 * lra-lives.c (check_pseudos_live_through_calls): Add call_insn
9625 argument. Call targetm.return_call_with_max_clobbers.
9626 Add argument to targetm.hard_regno_call_part_clobbered call.
9627 (calls_have_same_clobbers_p): New function.
9628 (process_bb_lives): Add call_insn and last_call_insn variables.
9629 Pass call_insn to check_pseudos_live_through_calls.
9630 Modify if stmt to check targetm.return_call_with_max_clobbers.
9631 Update setting of flush variable.
9632 (lra_create_live_ranges_1): Set call_insn to NULL instead of call_p
9634 * lra.c (initialize_lra_reg_info_element): Set call_insn to NULL.
9635 * regcprop.c (copyprop_hardreg_forward_1): Add argument to
9636 targetm.hard_regno_call_part_clobbered call.
9637 * reginfo.c (choose_hard_reg_mode): Ditto.
9638 * regrename.c (check_new_reg_p): Ditto.
9639 * reload.c (find_equiv_reg): Ditto.
9640 * reload1.c (emit_reload_insns): Ditto.
9641 * sched-deps.c (deps_analyze_insn): Ditto.
9642 * sel-sched.c (init_regs_for_mode): Ditto.
9643 (mark_unavailable_hard_regs): Ditto.
9644 * targhooks.c (default_dwarf_frame_reg_mode): Ditto.
9645 * target.def (hard_regno_call_part_clobbered): Add insn argument.
9646 (return_call_with_max_clobbers): New target function.
9647 * doc/tm.texi: Regenerate.
9648 * doc/tm.texi.in (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New hook.
9649 * hooks.c (hook_bool_uint_mode_false): Change to
9650 hook_bool_insn_uint_mode_false.
9651 * hooks.h (hook_bool_uint_mode_false): Ditto.
9653 2019-01-11 Steve Ellcey <sellcey@marvell.com>
9655 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
9656 (aarch64_remove_extra_call_preserved_regs): New function.
9657 (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New macro.
9658 * doc/tm.texi.in (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New hook.
9659 * doc/tm.texi: Regenerate.
9660 * final.c (get_call_reg_set_usage): Call new hook.
9661 * target.def (remove_extra_call_preserved_regs): New hook.
9662 * targhooks.c (default_remove_extra_call_preserved_regs): New function.
9663 * targhooks.h (default_remove_extra_call_preserved_regs): New function.
9665 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9668 * passes.c (finish_optimization_passes): Call print_combine_total_stats
9669 inside of pass_combine_1 dump rather than pass_profile_1.
9671 2019-01-11 Tom de Vries <tdevries@suse.de>
9673 * config/nvptx/nvptx.c (PTX_CTA_NUM_BARRIERS, PTX_PER_CTA_BARRIER)
9674 (PTX_NUM_PER_CTA_BARRIER, PTX_FIRST_PER_WORKER_BARRIER)
9675 (PTX_NUM_PER_WORKER_BARRIERS): Define.
9676 (nvptx_apply_dim_limits): Prevent vector_length 64 and
9679 2019-01-11 Tom de Vries <tdevries@suse.de>
9681 * config/nvptx/nvptx.c (PTX_CTA_SIZE): Move up.
9683 2019-01-11 Jan Beulich <jbeulich@suse.com>
9685 * config/i386/i386.md (rex64suffix): Add L suffix for SI.
9686 * config/i386/sse.md (cvtusi2<ssescalarmodesuffix>32<round_name>,
9687 sse2_cvtsi2sd): Add {l}.
9688 (sse2_cvtsi2sdq<round_name>): Make q conditional upon AT&T
9691 2019-01-10 Jakub Jelinek <jakub@redhat.com>
9694 * config/i386/sse.md (float<floatunssuffix>v2div2sf2): Turn into
9696 (*float<floatunssuffix>v2div2sf2): New define_insn.
9697 (float<floatunssuffix>v2div2sf2_mask): Turn into define_expand.
9698 (*float<floatunssuffix>v2div2sf2_mask): New define_insn.
9699 (*float<floatunssuffix>v2div2sf2_mask_1): Replace
9700 subrtxes (const_vector:V2SF [(const_int 0) (const_int 0)]) with
9701 match_operands with "const0_operand" "C".
9703 2019-01-10 Tamar Christina <tamar.christina@arm.com>
9705 * config/aarch64/aarch64-builtins.c
9706 (aarch64_init_builtins): Move aarch64_init_fcmla_laneq_builtins...
9707 (aarch64_init_simd_builtins): ...Here
9709 2019-01-10 Vladimir Makarov <vmakarov@redhat.com>
9711 PR rtl-optimization/87305
9713 (setup_live_pseudos_and_spill_after_risky_transforms): Check
9714 allocation for big endian pseudos used as paradoxical subregs and
9715 spill them if it is wrong.
9716 * lra-constraints.c (lra_constraints): Add a comment.
9718 2019-01-10 Richard Biener <rguenther@suse.de>
9720 PR tree-optimization/88792
9721 * tree-ssa-pre.c (get_representative_for): Do not return a
9724 2019-01-10 Jakub Jelinek <jakub@redhat.com>
9728 * function.c (assign_stack_local_1): Revert the 2018-11-21 changes.
9729 (assign_parm_setup_block): Do the argument slot realignment here
9732 2019-01-10 Stefan Agner <stefan@agner.ch>
9735 * config/arm/arm.c (arm_option_override_internal): Force
9736 opts->x_inline_asm_unified to true only if TARGET_THUMB2_P.
9738 2019-01-10 Jakub Jelinek <jakub@redhat.com>
9741 * attribs.c (handle_dll_attribute): Clear TREE_STATIC after setting
9744 2019-01-10 Tamar Christina <tamar.christina@arm.com>
9746 * config/arm/arm-builtins.c
9747 (enum arm_type_qualifiers): Add qualifier_lane_pair_index.
9748 (MAC_LANE_PAIR_QUALIFIERS): New.
9749 (arm_expand_builtin_args): Use it.
9750 (arm_expand_builtin_1): Likewise.
9751 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): New.
9752 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): New.
9753 * config/arm/arm-c.c (arm_cpu_builtins): Add __ARM_FEATURE_COMPLEX.
9754 * config/arm/arm_neon.h:
9755 (vcadd_rot90_f16): New.
9756 (vcaddq_rot90_f16): New.
9757 (vcadd_rot270_f16): New.
9758 (vcaddq_rot270_f16): New.
9761 (vcmla_lane_f16): New.
9762 (vcmla_laneq_f16): New.
9763 (vcmlaq_lane_f16): New.
9764 (vcmlaq_laneq_f16): New.
9765 (vcmla_rot90_f16): New.
9766 (vcmlaq_rot90_f16): New.
9767 (vcmla_rot90_lane_f16): New.
9768 (vcmla_rot90_laneq_f16): New.
9769 (vcmlaq_rot90_lane_f16): New.
9770 (vcmlaq_rot90_laneq_f16): New.
9771 (vcmla_rot180_f16): New.
9772 (vcmlaq_rot180_f16): New.
9773 (vcmla_rot180_lane_f16): New.
9774 (vcmla_rot180_laneq_f16): New.
9775 (vcmlaq_rot180_lane_f16): New.
9776 (vcmlaq_rot180_laneq_f16): New.
9777 (vcmla_rot270_f16): New.
9778 (vcmlaq_rot270_f16): New.
9779 (vcmla_rot270_lane_f16): New.
9780 (vcmla_rot270_laneq_f16): New.
9781 (vcmlaq_rot270_lane_f16): New.
9782 (vcmlaq_rot270_laneq_f16): New.
9783 (vcadd_rot90_f32): New.
9784 (vcaddq_rot90_f32): New.
9785 (vcadd_rot270_f32): New.
9786 (vcaddq_rot270_f32): New.
9789 (vcmla_lane_f32): New.
9790 (vcmla_laneq_f32): New.
9791 (vcmlaq_lane_f32): New.
9792 (vcmlaq_laneq_f32): New.
9793 (vcmla_rot90_f32): New.
9794 (vcmlaq_rot90_f32): New.
9795 (vcmla_rot90_lane_f32): New.
9796 (vcmla_rot90_laneq_f32): New.
9797 (vcmlaq_rot90_lane_f32): New.
9798 (vcmlaq_rot90_laneq_f32): New.
9799 (vcmla_rot180_f32): New.
9800 (vcmlaq_rot180_f32): New.
9801 (vcmla_rot180_lane_f32): New.
9802 (vcmla_rot180_laneq_f32): New.
9803 (vcmlaq_rot180_lane_f32): New.
9804 (vcmlaq_rot180_laneq_f32): New.
9805 (vcmla_rot270_f32): New.
9806 (vcmlaq_rot270_f32): New.
9807 (vcmla_rot270_lane_f32): New.
9808 (vcmla_rot270_laneq_f32): New.
9809 (vcmlaq_rot270_lane_f32): New.
9810 (vcmlaq_rot270_laneq_f32): New.
9811 * config/arm/arm_neon_builtins.def (vcadd90, vcadd270, vcmla0, vcmla90,
9812 vcmla180, vcmla270, vcmla_lane0, vcmla_lane90, vcmla_lane180,
9813 vcmla_lane270, vcmla_laneq0, vcmla_laneq90, vcmla_laneq180,
9814 vcmla_laneq270, vcmlaq_lane0, vcmlaq_lane90, vcmlaq_lane180,
9815 vcmlaq_lane270): New.
9816 * config/arm/neon.md (neon_vcmla_lane<rot><mode>,
9817 neon_vcmla_laneq<rot><mode>, neon_vcmlaq_lane<rot><mode>): New.
9818 * config/arm/arm.c (arm_arch8_3, arm_arch8_4): New.
9819 * config/arm/arm.h (TARGET_COMPLEX, arm_arch8_3, arm_arch8_4): New.
9820 (arm_option_reconfigure_globals): Use them.
9821 * config/arm/iterators.md (VDF, VQ_HSF): New.
9822 (VCADD, VCMLA): New.
9823 (VF_constraint, rot, rotsplit1, rotsplit2): Add V4HF and V8HF.
9824 * config/arm/neon.md (neon_vcadd<rot><mode>, neon_vcmla<rot><mode>):
9826 * config/arm/unspecs.md (UNSPEC_VCADD90, UNSPEC_VCADD270,
9827 UNSPEC_VCMLA, UNSPEC_VCMLA90, UNSPEC_VCMLA180, UNSPEC_VCMLA270): New.
9829 2019-01-10 Tamar Christina <tamar.christina@arm.com>
9831 * config/aarch64/aarch64-builtins.c (enum aarch64_type_qualifiers):
9832 Add qualifier_lane_pair_index.
9833 (emit-rtl.h): Include.
9834 (TYPES_QUADOP_LANE_PAIR): New.
9835 (aarch64_simd_expand_args): Use it.
9836 (aarch64_simd_expand_builtin): Likewise.
9837 (AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_laneq_builtin_datum):
9839 (FCMLA_LANEQ_BUILTIN, AARCH64_SIMD_FCMLA_LANEQ_BUILTIN_BASE,
9840 AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_lane_builtin_data,
9841 aarch64_init_fcmla_laneq_builtins, aarch64_expand_fcmla_builtin): New.
9842 (aarch64_init_builtins): Add aarch64_init_fcmla_laneq_builtins.
9843 (aarch64_expand_buildin): Add AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V2SF,
9844 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V2SF,
9845 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V2SF,
9846 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ2700_V2SF,
9847 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V4HF,
9848 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V4HF,
9849 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V4HF,
9850 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ270_V4HF.
9851 * config/aarch64/iterators.md (FCMLA_maybe_lane): New.
9852 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
9853 Add __ARM_FEATURE_COMPLEX.
9854 * config/aarch64/aarch64-simd-builtins.def (fcadd90, fcadd270, fcmla0,
9855 fcmla90, fcmla180, fcmla270, fcmla_lane0, fcmla_lane90, fcmla_lane180,
9856 fcmla_lane270, fcmla_laneq0, fcmla_laneq90, fcmla_laneq180,
9857 fcmla_laneq270, fcmlaq_lane0, fcmlaq_lane90, fcmlaq_lane180,
9858 fcmlaq_lane270): New.
9859 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
9860 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>,
9861 aarch64_fcadd<rot><mode>, aarch64_fcmla<rot><mode>): New.
9862 * config/aarch64/arm_neon.h:
9863 (vcadd_rot90_f16): New.
9864 (vcaddq_rot90_f16): New.
9865 (vcadd_rot270_f16): New.
9866 (vcaddq_rot270_f16): New.
9869 (vcmla_lane_f16): New.
9870 (vcmla_laneq_f16): New.
9871 (vcmlaq_lane_f16): New.
9872 (vcmlaq_rot90_lane_f16): New.
9873 (vcmla_rot90_laneq_f16): New.
9874 (vcmla_rot90_lane_f16): New.
9875 (vcmlaq_rot90_f16): New.
9876 (vcmla_rot90_f16): New.
9877 (vcmlaq_laneq_f16): New.
9878 (vcmla_rot180_laneq_f16): New.
9879 (vcmla_rot180_lane_f16): New.
9880 (vcmlaq_rot180_f16): New.
9881 (vcmla_rot180_f16): New.
9882 (vcmlaq_rot90_laneq_f16): New.
9883 (vcmlaq_rot270_laneq_f16): New.
9884 (vcmlaq_rot270_lane_f16): New.
9885 (vcmla_rot270_laneq_f16): New.
9886 (vcmlaq_rot270_f16): New.
9887 (vcmla_rot270_f16): New.
9888 (vcmlaq_rot180_laneq_f16): New.
9889 (vcmlaq_rot180_lane_f16): New.
9890 (vcmla_rot270_lane_f16): New.
9891 (vcadd_rot90_f32): New.
9892 (vcaddq_rot90_f32): New.
9893 (vcaddq_rot90_f64): New.
9894 (vcadd_rot270_f32): New.
9895 (vcaddq_rot270_f32): New.
9896 (vcaddq_rot270_f64): New.
9900 (vcmla_lane_f32): New.
9901 (vcmla_laneq_f32): New.
9902 (vcmlaq_lane_f32): New.
9903 (vcmlaq_laneq_f32): New.
9904 (vcmla_rot90_f32): New.
9905 (vcmlaq_rot90_f32): New.
9906 (vcmlaq_rot90_f64): New.
9907 (vcmla_rot90_lane_f32): New.
9908 (vcmla_rot90_laneq_f32): New.
9909 (vcmlaq_rot90_lane_f32): New.
9910 (vcmlaq_rot90_laneq_f32): New.
9911 (vcmla_rot180_f32): New.
9912 (vcmlaq_rot180_f32): New.
9913 (vcmlaq_rot180_f64): New.
9914 (vcmla_rot180_lane_f32): New.
9915 (vcmla_rot180_laneq_f32): New.
9916 (vcmlaq_rot180_lane_f32): New.
9917 (vcmlaq_rot180_laneq_f32): New.
9918 (vcmla_rot270_f32): New.
9919 (vcmlaq_rot270_f32): New.
9920 (vcmlaq_rot270_f64): New.
9921 (vcmla_rot270_lane_f32): New.
9922 (vcmla_rot270_laneq_f32): New.
9923 (vcmlaq_rot270_lane_f32): New.
9924 (vcmlaq_rot270_laneq_f32): New.
9925 * config/aarch64/aarch64.h (TARGET_COMPLEX): New.
9926 * config/aarch64/iterators.md (UNSPEC_FCADD90, UNSPEC_FCADD270,
9927 UNSPEC_FCMLA, UNSPEC_FCMLA90, UNSPEC_FCMLA180, UNSPEC_FCMLA270): New.
9928 (FCADD, FCMLA): New.
9930 * config/arm/types.md (neon_fcadd, neon_fcmla): New.
9932 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
9936 * config/pa/pa.c: Change "can not" to "cannot".
9937 * gimple-ssa-evrp-analyze.c: Likewise.
9938 * ipa-icf.c: Likewise.
9939 * ipa-polymorphic-call.c: Likewise.
9940 * ipa-pure-const.c: Likewise.
9941 * lra-constraints.c: Likewise.
9942 * lra-remat.c: Likewise.
9943 * reload1.c: Likewise.
9944 * reorg.c: Likewise.
9945 * tree-ssa-uninit.c: Likewise.
9947 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
9951 * Makefile.in: Mechanically replace "can not" with "cannot".
9952 * alias.c: Likewise.
9953 * builtins.c: Likewise.
9954 * calls.c: Likewise.
9955 * cgraph.c: Likewise.
9956 * cgraph.h: Likewise.
9957 * cgraphclones.c: Likewise.
9958 * cgraphunit.c: Likewise.
9959 * combine-stack-adj.c: Likewise.
9960 * combine.c: Likewise.
9961 * common/config/i386/i386-common.c: Likewise.
9962 * config/aarch64/aarch64.c: Likewise.
9963 * config/alpha/sync.md: Likewise.
9964 * config/arc/arc.c: Likewise.
9965 * config/arc/predicates.md: Likewise.
9966 * config/arm/arm-c.c: Likewise.
9967 * config/arm/arm.c: Likewise.
9968 * config/arm/arm.h: Likewise.
9969 * config/arm/arm.md: Likewise.
9970 * config/arm/cortex-r4f.md: Likewise.
9971 * config/csky/csky.c: Likewise.
9972 * config/csky/csky.h: Likewise.
9973 * config/darwin-f.c: Likewise.
9974 * config/epiphany/epiphany.md: Likewise.
9975 * config/i386/i386.c: Likewise.
9976 * config/i386/sol2.h: Likewise.
9977 * config/m68k/m68k.c: Likewise.
9978 * config/mcore/mcore.h: Likewise.
9979 * config/microblaze/microblaze.md: Likewise.
9980 * config/mips/20kc.md: Likewise.
9981 * config/mips/sb1.md: Likewise.
9982 * config/nds32/nds32.c: Likewise.
9983 * config/nds32/predicates.md: Likewise.
9984 * config/pa/pa.c: Likewise.
9985 * config/rs6000/e300c2c3.md: Likewise.
9986 * config/rs6000/rs6000.c: Likewise.
9987 * config/s390/s390.h: Likewise.
9988 * config/sh/sh.c: Likewise.
9989 * config/sh/sh.md: Likewise.
9990 * config/spu/vmx2spu.h: Likewise.
9991 * cprop.c: Likewise.
9992 * dbxout.c: Likewise.
9993 * df-scan.c: Likewise.
9994 * doc/cfg.texi: Likewise.
9995 * doc/extend.texi: Likewise.
9996 * doc/fragments.texi: Likewise.
9997 * doc/gty.texi: Likewise.
9998 * doc/invoke.texi: Likewise.
9999 * doc/lto.texi: Likewise.
10000 * doc/md.texi: Likewise.
10001 * doc/objc.texi: Likewise.
10002 * doc/rtl.texi: Likewise.
10003 * doc/tm.texi: Likewise.
10005 * emit-rtl.c: Likewise.
10006 * emit-rtl.h: Likewise.
10007 * except.c: Likewise.
10008 * expmed.c: Likewise.
10009 * expr.c: Likewise.
10010 * fold-const.c: Likewise.
10011 * genautomata.c: Likewise.
10012 * gimple-fold.c: Likewise.
10013 * hard-reg-set.h: Likewise.
10014 * ifcvt.c: Likewise.
10015 * ipa-comdats.c: Likewise.
10016 * ipa-cp.c: Likewise.
10017 * ipa-devirt.c: Likewise.
10018 * ipa-fnsummary.c: Likewise.
10019 * ipa-icf.c: Likewise.
10020 * ipa-inline-transform.c: Likewise.
10021 * ipa-inline.c: Likewise.
10022 * ipa-polymorphic-call.c: Likewise.
10023 * ipa-profile.c: Likewise.
10024 * ipa-prop.c: Likewise.
10025 * ipa-pure-const.c: Likewise.
10026 * ipa-reference.c: Likewise.
10027 * ipa-split.c: Likewise.
10028 * ipa-visibility.c: Likewise.
10030 * ira-build.c: Likewise.
10031 * ira-color.c: Likewise.
10032 * ira-conflicts.c: Likewise.
10033 * ira-costs.c: Likewise.
10034 * ira-int.h: Likewise.
10035 * ira-lives.c: Likewise.
10038 * loop-invariant.c: Likewise.
10039 * loop-unroll.c: Likewise.
10040 * lower-subreg.c: Likewise.
10041 * lra-assigns.c: Likewise.
10042 * lra-constraints.c: Likewise.
10043 * lra-eliminations.c: Likewise.
10044 * lra-lives.c: Likewise.
10045 * lra-remat.c: Likewise.
10046 * lra-spills.c: Likewise.
10048 * lto-cgraph.c: Likewise.
10049 * lto-streamer-out.c: Likewise.
10050 * postreload-gcse.c: Likewise.
10051 * predict.c: Likewise.
10052 * profile-count.h: Likewise.
10053 * profile.c: Likewise.
10054 * recog.c: Likewise.
10056 * reload.c: Likewise.
10057 * reload1.c: Likewise.
10058 * reorg.c: Likewise.
10059 * resource.c: Likewise.
10060 * rtl.def: Likewise.
10062 * rtlanal.c: Likewise.
10063 * sched-deps.c: Likewise.
10064 * sched-ebb.c: Likewise.
10065 * sched-rgn.c: Likewise.
10066 * sel-sched-ir.c: Likewise.
10067 * sel-sched.c: Likewise.
10068 * shrink-wrap.c: Likewise.
10069 * simplify-rtx.c: Likewise.
10070 * symtab.c: Likewise.
10071 * target.def: Likewise.
10072 * toplev.c: Likewise.
10073 * tree-call-cdce.c: Likewise.
10074 * tree-cfg.c: Likewise.
10075 * tree-complex.c: Likewise.
10076 * tree-core.h: Likewise.
10077 * tree-eh.c: Likewise.
10078 * tree-inline.c: Likewise.
10079 * tree-loop-distribution.c: Likewise.
10080 * tree-nrv.c: Likewise.
10081 * tree-profile.c: Likewise.
10082 * tree-sra.c: Likewise.
10083 * tree-ssa-alias.c: Likewise.
10084 * tree-ssa-dce.c: Likewise.
10085 * tree-ssa-dom.c: Likewise.
10086 * tree-ssa-forwprop.c: Likewise.
10087 * tree-ssa-loop-im.c: Likewise.
10088 * tree-ssa-loop-ivcanon.c: Likewise.
10089 * tree-ssa-loop-ivopts.c: Likewise.
10090 * tree-ssa-loop-niter.c: Likewise.
10091 * tree-ssa-phionlycprop.c: Likewise.
10092 * tree-ssa-phiopt.c: Likewise.
10093 * tree-ssa-propagate.c: Likewise.
10094 * tree-ssa-threadedge.c: Likewise.
10095 * tree-ssa-threadupdate.c: Likewise.
10096 * tree-ssa-uninit.c: Likewise.
10097 * tree-ssanames.c: Likewise.
10098 * tree-streamer-out.c: Likewise.
10099 * tree.c: Likewise.
10100 * tree.h: Likewise.
10101 * vr-values.c: Likewise.
10103 2019-01-09 Uroš Bizjak <ubizjak@gmail.com>
10105 * config/i386/i386-protos.h (ix86_expand_xorsign): New prototype.
10106 (ix86_split_xorsign): Ditto.
10107 * config/i386/i386.c (ix86_expand_xorsign): New function.
10108 (ix86_split_xorsign): Ditto.
10109 * config/i386/i386.md (UNSPEC_XORSIGN): New unspec.
10110 (xorsign<mode>3): New expander.
10111 (xorsign<mode>3_1): New insn_and_split pattern.
10112 * config/i386/sse.md (xorsign<mode>3): New expander.
10114 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
10116 * config/sparc/sparc.md (*tablejump_sp32): Merge into...
10117 (*tablejump_sp64): Likewise.
10118 (*tablejump<P:mode>): ...this.
10119 (*call_address_sp32): Merge into...
10120 (*call_address_sp64): Likewise.
10121 (*call_address<P:mode>): ...this.
10122 (*call_symbolic_sp32): Merge into...
10123 (*call_symbolic_sp64): Likewise.
10124 (*call_symbolic<P:mode>): ...this.
10125 (call_value): Remove constraint and add predicate.
10126 (*call_value_address_sp32): Merge into...
10127 (*call_value_address_sp64): Likewise.
10128 (*call_value_address<P:mode>): ...this.
10129 (*call_value_symbolic_sp32): Merge into...
10130 (*call_value_symbolic_sp64): Likewise.
10131 (*call_value_symbolic<P:mode>): ...this.
10132 (*sibcall_symbolic_sp32): Merge into...
10133 (*sibcall_symbolic_sp64): Likewise.
10134 (*sibcall_symbolic<P:mode>): ...this.
10135 (sibcall_value): Remove constraint and add predicate.
10136 (*sibcall_value_symbolic_sp32): Merge into...
10137 (*sibcall_value_symbolic_sp64): Likewise.
10138 (*sibcall_value_symbolic<P:mode>): ...this.
10139 (window_save): Minor tweak.
10140 (*branch_sp32): Merge into...
10141 (*branch_sp64): Likewise.
10142 (*branch<P:mode>): ...this.
10144 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
10145 James Clarke <jrtc27@jrtc27.com>
10148 * config/sparc/sparc.c (sparc_legitimize_tls_address): Only use Pmode
10149 consistently in TLS address generation and adjust code to the renaming
10150 of patterns. Mark calls to __tls_get_addr as const.
10151 * config/sparc/sparc.md (tgd_hi22): Turn into...
10152 (tgd_hi22<P:mode>): ...this and use Pmode throughout.
10153 (tgd_lo10): Turn into...
10154 (tgd_lo10<P:mode>): ...this and use Pmode throughout.
10155 (tgd_add32): Merge into...
10156 (tgd_add64): Likewise.
10157 (tgd_add<P:mode>): ...this and use Pmode throughout.
10158 (tldm_hi22): Turn into...
10159 (tldm_hi22<P:mode>): ...this and use Pmode throughout.
10160 (tldm_lo10): Turn into...
10161 (tldm_lo10<P:mode>): ...this and use Pmode throughout.
10162 (tldm_add32): Merge into...
10163 (tldm_add64): Likewise.
10164 (tldm_add<P:mode>): ...this and use Pmode throughout.
10165 (tldm_call32): Merge into...
10166 (tldm_call64): Likewise.
10167 (tldm_call<P:mode>): ...this and use Pmode throughout.
10168 (tldo_hix22): Turn into...
10169 (tldo_hix22<P:mode>): ...this and use Pmode throughout.
10170 (tldo_lox10): Turn into...
10171 (tldo_lox10<P:mode>): ...this and use Pmode throughout.
10172 (tldo_add32): Merge into...
10173 (tldo_add64): Likewise.
10174 (tldo_add<P:mode>): ...this and use Pmode throughout.
10175 (tie_hi22): Turn into...
10176 (tie_hi22<P:mode>): ...this and use Pmode throughout.
10177 (tie_lo10): Turn into...
10178 (tie_lo10<P:mode>): ...this and use Pmode throughout.
10179 (tie_ld64): Use DImode throughout.
10180 (tie_add32): Merge into...
10181 (tie_add64): Likewise.
10182 (tie_add<P:mode>): ...this and use Pmode throughout.
10183 (tle_hix22_sp32): Merge into...
10184 (tle_hix22_sp64): Likewise.
10185 (tle_hix22<P:mode>): ...this and use Pmode throughout.
10186 (tle_lox22_sp32): Merge into...
10187 (tle_lox22_sp64): Likewise.
10188 (tle_lox22<P:mode>): ...this and use Pmode throughout.
10189 (*tldo_ldub_sp32): Merge into...
10190 (*tldo_ldub_sp64): Likewise.
10191 (*tldo_ldub<P:mode>): ...this and use Pmode throughout.
10192 (*tldo_ldub1_sp32): Merge into...
10193 (*tldo_ldub1_sp64): Likewise.
10194 (*tldo_ldub1<P:mode>): ...this and use Pmode throughout.
10195 (*tldo_ldub2_sp32): Merge into...
10196 (*tldo_ldub2_sp64): Likewise.
10197 (*tldo_ldub2<P:mode>): ...this and use Pmode throughout.
10198 (*tldo_ldsb1_sp32): Merge into...
10199 (*tldo_ldsb1_sp64): Likewise.
10200 (*tldo_ldsb1<P:mode>): ...this and use Pmode throughout.
10201 (*tldo_ldsb2_sp32): Merge into...
10202 (*tldo_ldsb2_sp64): Likewise.
10203 (*tldo_ldsb2<P:mode>): ...this and use Pmode throughout.
10204 (*tldo_ldub3_sp64): Use DImode throughout.
10205 (*tldo_ldsb3_sp64): Likewise.
10206 (*tldo_lduh_sp32): Merge into...
10207 (*tldo_lduh_sp64): Likewise.
10208 (*tldo_lduh<P:mode>): ...this and use Pmode throughout.
10209 (*tldo_lduh1_sp32): Merge into...
10210 (*tldo_lduh1_sp64): Likewise.
10211 (*tldo_lduh1<P:mode>): ...this and use Pmode throughout.
10212 (*tldo_ldsh1_sp32): Merge into...
10213 (*tldo_ldsh1_sp64): Likewise.
10214 (*tldo_ldsh1<P:mode>): ...this and use Pmode throughout.
10215 (*tldo_lduh2_sp64): Use DImode throughout.
10216 (*tldo_ldsh2_sp64): Likewise.
10217 (*tldo_lduw_sp32): Merge into...
10218 (*tldo_lduw_sp64): Likewise.
10219 (*tldo_lduw<P:mode>): ...this and use Pmode throughout.
10220 (*tldo_lduw1_sp64): Use DImode throughout.
10221 (*tldo_ldsw1_sp64): Likewise.
10222 (*tldo_ldx_sp64): Likewise.
10223 (*tldo_stb_sp32): Merge into...
10224 (*tldo_stb_sp64): Likewise.
10225 (*tldo_stb<P:mode>): ...this and use Pmode throughout.
10226 (*tldo_sth_sp32): Merge into...
10227 (*tldo_sth_sp64): Likewise.
10228 (*tldo_sth<P:mode>): ...this and use Pmode throughout.
10229 (*tldo_stw_sp32): Merge into...
10230 (*tldo_stw_sp64): Likewise.
10231 (*tldo_stw<P:mode>): ...this and use Pmode throughout.
10232 (*tldo_stx_sp64): Use DImode throughout.
10234 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10236 * config/aarch64/aarch64.c (aarch64_override_options): Add case to
10237 check configure option to set BTI and Return Address Signing.
10238 * configure.ac: Add --enable-standard-branch-protection and
10239 --disable-standard-branch-protection.
10240 * configure: Regenerated.
10241 * doc/install.texi: Document the same.
10243 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10244 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10246 * config.gcc (aarch64*-*-*): Add aarch64-bti-insert.o.
10247 * config/aarch64/aarch64.h: Update comment for TRAMPOLINE_SIZE.
10248 * config/aarch64/aarch64.c (aarch64_asm_trampoline_template): Update
10250 * config/aarch64/aarch64-bti-insert.c: New file.
10251 * config/aarch64/aarch64-passes.def (INSERT_PASS_BEFORE): Insert bti
10253 * config/aarch64/aarch64-protos.h (make_pass_insert_bti): Declare the
10255 * config/aarch64/aarch64.md (unspecv): Add UNSPECV_BTI_NOARG,
10256 UNSPECV_BTI_C, UNSPECV_BTI_J and UNSPECV_BTI_JC.
10257 (bti_noarg, bti_j, bti_c, bti_jc): New define_insns.
10258 * config/aarch64/t-aarch64: Add rule for aarch64-bti-insert.o.
10260 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10262 * config/aarch64/aarch64-protos.h (aarch64_bti_enabled): Declare.
10263 * config/aarch64/aarch64.c (aarch64_handle_no_branch_protection):
10264 Disable bti for -mbranch-protection=none.
10265 (aarch64_handle_standard_branch_protection): Enable bti for
10266 -mbranch-protection=standard.
10267 (aarch64_handle_bti_protection): Enable bti for "bti" in the string to
10268 -mbranch-protection.
10269 (aarch64_bti_enabled): Check if bti is enabled.
10270 * config/aarch64/aarch64.opt: Declare target variable.
10271 * doc/invoke.texi: Add bti to the -mbranch-protection documentation.
10273 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10275 * config/aarch64/aarch64.c (aarch64_expand_prologue): Use new
10276 epilogue/prologue scratch registers EP0_REGNUM and EP1_REGNUM.
10277 (aarch64_expand_epilogue): Likewise.
10278 (aarch64_output_mi_thunk): Likewise
10279 * config/aarch64/aarch64.h (REG_CLASS_CONTENTS): Change
10280 TAILCALL_ADDR_REGS to x16 and x17.
10281 * config/aarch64/aarch64.md: Define EP0_REGNUM and EP1_REGNUM.
10283 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10285 * config/aarch64/aarch64-option-extensions.def: Define
10286 AARCH64_OPT_EXTENSION for memtag, rng, sb, ssbs and predres.
10287 * config/aarch64/aarch64.h (AARCH64_FL_RNG): New.
10288 (AARCH64_FL_MEMTAG, ARCH64_FL_SB, AARCH64_FL_SSBS): New.
10289 (AARCH64_FL_PREDRES): New.
10290 (AARCH64_FL_FOR_ARCH8_5): Add AARCH64_FL_SB, AARCH64_FL_SSBS and
10291 AARCH64_FL_PREDRES by default.
10292 * doc/invoke.texi: Document rng, memtag, sb, ssbs and predres.
10294 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10296 * config/aarch64/aarch64-arches.def: Define AARCH64_ARCH for
10298 * config/aarch64/aarch64.h (AARCH64_FL_V8_5): New.
10299 (AARCH64_FL_FOR_ARCH8_5, AARCH64_ISA_V8_5): New.
10300 * doc/invoke.texi: Document ARMv8.5-A.
10302 2019-01-09 Alejandro Martinez <alejandro.martinezvicente@arm.com>
10304 * config/aarch64/aarch64-sve.md (copysign<mode>3): New define_expand.
10305 (xorsign<mode>3): Likewise.
10307 2019-01-09 Jelinek <jakub@redhat.com>
10309 PR middle-end/88758
10310 * tree.c (initializer_each_zero_or_onep) <case VECTOR_CST>: Use
10311 vector_cst_elt instead of VECTOR_CST_ENCODED_ELT.
10313 PR rtl-optimization/88331
10314 * function.c (assign_stack_local_1): Don't set dynamic_align_addr if
10315 not currently_expanding_to_rtl.
10317 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
10319 * doc/invoke.texi (-Os): Remove trailing spaces.
10320 (-finline-functions): Remove reference to -O2.
10322 2019-01-08 Jakub Jelinek <jakub@redhat.com>
10324 PR rtl-optimization/79593
10325 * config/i386/i386.md (reg = mem; mem = reg): New define_peephole2.
10327 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Delegitimize
10328 UNSPEC_FUSION_GPR to its argument. Formatting fixes.
10330 2019-01-08 Eric Botcazou <ebotcazou@adacore.com>
10333 * config/sparc/sparc.c (function_arg_slotno): Set *PPREGNO & *PPADDING
10337 * config/sparc/sparc.c (sparc_delegitimize_address): Deal with naked
10338 UNSPECs and UNSPEC_MOVE_GOTDATA specifically.
10340 2019-01-08 H.J. Lu <hongjiu.lu@intel.com>
10343 * config/i386/i386.c (ix86_avx_u128_mode_exit): Call
10344 ix86_avx_u128_mode_entry.
10346 2019-01-08 Martin Liska <mliska@suse.cz>
10348 PR tree-optimization/88753
10349 * tree-switch-conversion.c (switch_conversion::build_one_array):
10350 Come up with local variable constructor. Convert first to
10351 type of constructor values.
10353 2019-01-08 Richard Biener <rguenther@suse.de>
10355 PR tree-optimization/86554
10356 * tree-ssa-sccvn.c (eliminate_dom_walker, rpo_elim,
10357 rpo_avail): Move earlier.
10358 (visit_nary_op): When value-numbering to expressions
10359 with different overflow behavior make sure there's an
10360 available expression on the path.
10362 2019-01-08 Sam Tebbs <sam.tebbs@arm.com>
10364 * config/aarch64/aarch64.c (BRANCH_PROTECT_STR_MAX,
10365 aarch64_parse_branch_protection,
10366 struct aarch64_branch_protect_type,
10367 aarch64_handle_no_branch_protection,
10368 aarch64_handle_standard_branch_protection,
10369 aarch64_validate_mbranch_protection,
10370 aarch64_handle_pac_ret_protection,
10371 aarch64_handle_attr_branch_protection,
10372 accepted_branch_protection_string,
10373 aarch64_pac_ret_subtypes,
10374 aarch64_branch_protect_types,
10375 aarch64_handle_pac_ret_leaf): Define.
10376 (aarch64_override_options_after_change_1, aarch64_override_options):
10377 Add check for accepted_branch_protection_string.
10378 (aarch64_option_save): Save accepted_branch_protection_string.
10379 (aarch64_option_restore): Save accepted_branch_protection_string.
10380 * config/aarch64/aarch64.c (aarch64_attributes): Add branch-protection.
10381 * config/aarch64/aarch64.opt: Add mbranch-protection. Deprecate
10382 msign-return-address.
10383 * doc/invoke.texi: Add mbranch-protection.
10385 2019-01-08 Alan Modra <amodra@gmail.com>
10388 * genattrtab.c (max_attr_value, min_attr_value, or_attr_value):
10389 Delete "unknownp" parameter. Adjust callers. Handle
10390 CONST_INT, PLUS, MINUS, and MULT.
10391 (attr_value_aligned): Renamed from or_attr_value.
10392 (min_attr_value): Return INT_MIN for unhandled rtl case..
10393 (min_fn): ..and translate to INT_MAX here.
10394 (write_length_unit_log): Modify to cope without "unknown".
10395 (write_attr_value): Handle IF_THEN_ELSE.
10397 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10399 * tree-vect-stmts.c (vectorizable_store): Don't use the dataref_offset
10400 optimization for masked stores.
10402 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10404 PR middle-end/88567
10405 * tree-vect-loop.c (get_initial_defs_for_reduction): Pass the
10406 output vector directly to duplicate_and_interleave instead of
10407 going through a temporary. Postpone insertion of ctor_seq to
10408 the end of the loop.
10410 2019-01-07 Richard Earnshaw <rearnsha@arm.com>
10413 * config/aarch64/aarch64.c (aarch64_expand_subvti): New parameter
10414 unsigned_p. Handle signed and unsigned overflow correction as
10416 * config/aarch64/aarch64-protos.h (aarch64_expand_subvti): Update
10418 * config/aarch64/aarch64.md (addv<mode>4): Use aarch64_plus_operand
10420 (add<mode>3_compareV_imm): Make this callable for expanding.
10421 (subv<GPI:mode>4): Use register_operand for operand 1. Use
10422 aarch64_plus_operand for operand 2.
10423 (subv<GPI:mode>_insn): New insn pattern.
10424 (subv<GPI:mode>_imm): Likewise.
10425 (negv<GPI:mode>3): New expand pattern.
10426 (negv<GPI:mode>_insn): New insn pattern.
10427 (negv<GPI:mode>_cmp_only): Likewise.
10428 (cmpv<GPI:mode>_insn): Likewise.
10429 (subvti4): Use register_operand for operand 1. Update call to
10430 aarch64_expand_subvti.
10431 (usubvti4): Likewise.
10432 (negvti3): New expand pattern.
10433 (negdi_carryout): New insn pattern.
10434 (negvdi_carryinV): New insn pattern.
10435 (sub<mode3>_compare1_imm): Delete named insn pattern, make anonymous
10436 version the named version.
10437 (peepholes to convert to sub<mode3>_compare1_imm): Adjust order of
10439 (usub<GPI:mode>3_carryinC, usub<GPI:mode>3_carryinC_z1): New insn
10441 (usub<GPI:mode>3_carryinC_z2, usub<GPI:mode>3_carryinC): New insn
10443 (sub<mode>3_carryinCV, sub<mode>3_carryinCV_z1_z2): Delete.
10444 (sub<mode>3_carryinCV_z1, sub<mode>3_carryinCV_z2): Delete.
10445 (sub<mode>3_carryinCV): Delete.
10446 (sub<GPI:mode>3_carryinV): New expand pattern.
10447 sub<mode>3_carryinV, sub<mode>3_carryinV_z2): New insn patterns.
10449 2019-01-07 Richard Biener <rguenther@suse.de>
10451 * tree-ssa-uncprop.c (ssa_equip_hash_traits): Remove in favor
10452 of tree_operand_hash.
10454 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10456 PR tree-optimization/88598
10457 * tree.h (single_nonzero_element): Declare.
10458 * tree.c (single_nonzero_element): New function.
10459 * match.pd: Fold certain reductions of X & CST to X[I] & CST[I]
10460 if I is the only nonzero element of CST.
10462 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10464 PR tree-optimization/88598
10465 * tree.h (initializer_each_zero_or_onep): Declare.
10466 * tree.c (initializer_each_zero_or_onep): New function.
10467 (signed_or_unsigned_type_for): Handle float types too.
10468 (unsigned_type_for, signed_type_for): Update comments accordingly.
10469 * match.pd: Fold x * { 0 or 1, 0 or 1, ...} to
10470 x & { 0 or -1, 0 or -1, ... }.
10472 2019-01-07 Jonathan Wakely <jwakely@redhat.com>
10474 * doc/install.texi: Replace references to x86_64-unknown-linux-gnu
10475 with x86_64-pc-linux-gnu.
10477 2019-01-07 Tom de Vries <tdevries@suse.de>
10480 * config/nvptx/nvptx.c (has_vector_partitionable_routine_calls_p): New
10482 (nvptx_goacc_validate_dims): Force vl32 if calling vector-partitionable
10485 2019-01-07 Jakub Jelinek <jakub@redhat.com>
10487 * config/i386/sse.md (vec_extract<mode><ssehalfvecmodelower>): Use
10488 V_256_512 iterator instead of V_512 and TARGET_AVX instead of
10489 TARGET_AVX512F as condition.
10492 * dwarf2out.c (const_ok_for_output_1): Remove redundant call to
10493 const_not_ok_for_debug_p target hook.
10494 (mem_loc_descriptor) <case UNSPEC>: Only call const_ok_for_output_1
10495 on UNSPEC and subexpressions thereof if all subexpressions of the
10496 UNSPEC are CONSTANT_P.
10498 PR tree-optimization/88676
10499 * tree-ssa-phiopt.c (two_value_replacement): New function.
10500 (tree_ssa_phiopt_worker): Call it.
10503 * cfgexpand.c (expand_stack_vars): Only align prev_offset to
10504 ASAN_MIN_RED_ZONE_SIZE, not to maximum of that and alignb.
10507 * tree-vect-generic.c: Include insn-config.h and recog.h.
10508 (expand_vector_piecewise): Add defaulted ret_type argument,
10509 if non-NULL, use that in preference to type for the result type.
10510 (expand_vector_parallel): Formatting fix.
10511 (do_vec_conversion, do_vec_narrowing_conversion,
10512 expand_vector_conversion): New functions.
10513 (expand_vector_operations_1): Call expand_vector_conversion
10514 for VEC_CONVERT ifn calls.
10515 * internal-fn.def (VEC_CONVERT): New internal function.
10516 * internal-fn.c (expand_VEC_CONVERT): New function.
10517 * fold-const-call.c (fold_const_vec_convert): New function.
10518 (fold_const_call): Use it for CFN_VEC_CONVERT.
10519 * doc/extend.texi (__builtin_convertvector): Document.
10521 2019-01-07 Tom de Vries <tdevries@suse.de>
10523 * config/nvptx/nvptx-protos.h (nvptx_output_red_partition): Declare.
10524 * config/nvptx/nvptx.c (vector_red_size, vector_red_align,
10525 vector_red_partition, vector_red_sym): New global variables.
10526 (nvptx_option_override): Initialize vector_red_sym.
10527 (nvptx_declare_function_name): Restore red_partition register.
10528 (nvptx_file_end): Emit code to declare the vector reduction variables.
10529 (nvptx_output_red_partition): New function.
10530 (nvptx_expand_shared_addr): Add vector argument. Use it to handle
10531 large vector reductions.
10532 (enum nvptx_builtins): Add NVPTX_BUILTIN_VECTOR_ADDR.
10533 (nvptx_init_builtins): Add VECTOR_ADDR.
10534 (nvptx_expand_builtin): Update call to nvptx_expand_shared_addr.
10535 Handle nvptx_expand_shared_addr.
10536 (nvptx_get_shared_red_addr): Add vector argument and handle large
10538 (nvptx_goacc_reduction_setup): Add offload_attrs argument and handle
10540 (nvptx_goacc_reduction_init): Likewise.
10541 (nvptx_goacc_reduction_fini): Likewise.
10542 (nvptx_goacc_reduction_teardown): Likewise.
10543 (nvptx_goacc_reduction): Update calls to nvptx_goacc_reduction_{setup,
10544 init,fini,teardown}.
10545 (nvptx_init_axis_predicate): Initialize vector_red_partition.
10546 (nvptx_set_current_function): Init vector_red_partition.
10547 * config/nvptx/nvptx.md (UNSPECV_RED_PART): New unspecv.
10548 (nvptx_red_partition): New insn.
10549 * config/nvptx/nvptx.h (struct machine_function): Add red_partition.
10551 2019-01-07 Tom de Vries <tdevries@suse.de>
10554 * config/nvptx/nvptx.c (nvptx_process_pars): Don't emit barriers for
10557 2019-01-07 Tom de Vries <tdevries@suse.de>
10559 * config/nvptx/nvptx.c (oacc_bcast_partition): Declare.
10560 (nvptx_option_override): Init oacc_bcast_partition.
10561 (nvptx_init_oacc_workers): New function.
10562 (nvptx_declare_function_name): Call nvptx_init_oacc_workers.
10563 (nvptx_needs_shared_bcast): New function.
10564 (nvptx_find_par): Generalize to enable vectors to use shared-memory
10565 to propagate state.
10566 (nvptx_shared_propagate): Initialize vector bcast partition and
10567 synchronization state.
10568 (nvptx_single): Generalize to enable vectors to use shared-memory
10569 to propagate state.
10570 (nvptx_process_pars): Likewise.
10571 (nvptx_set_current_function): Initialize oacc_broadcast_partition.
10572 * config/nvptx/nvptx.h (struct machine_function): Add
10573 bcast_partition and sync_bar members.
10575 2019-01-07 Tom de Vries <tdevries@suse.de>
10577 * config/nvptx/nvptx.c (nvptx_welformed_vector_length_p)
10578 (nvptx_apply_dim_limits): New function.
10579 (nvptx_goacc_validate_dims_1): Allow PTX_MAX_VECTOR_LENGTH larger than
10582 2019-01-07 Tom de Vries <tdevries@suse.de>
10584 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Move warnings to
10585 as late as possible.
10587 2019-01-07 Tom de Vries <tdevries@suse.de>
10589 * config/nvptx/nvptx.c (PTX_VECTOR_LENGTH): Remove.
10590 (PTX_DEFAULT_VECTOR_LENGTH, PTX_MAX_VECTOR_LENGTH): Define.
10591 (nvptx_goacc_validate_dims_1, nvptx_dim_limit)
10592 (nvptx_goacc_reduction_fini): Use PTX_DEFAULT_VECTOR_LENGTH,
10593 PTX_MAX_VECTOR_LENGTH and PTX_WARP_SIZE instead of PTX_VECTOR_LENGTH.
10595 2019-01-07 Tom de Vries <tdevries@suse.de>
10597 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Add asserts.
10599 2019-01-07 Tom de Vries <tdevries@suse.de>
10601 * omp-offload.c (oacc_get_min_dim): New function.
10602 * omp-offload.h (oacc_get_min_dim): Declare.
10604 2018-12-26 Mateusz B <mateuszb@poczta.onet.pl>
10607 * config/i386/i386.c (function_value_ms_64): Return small sturct in
10608 AX_REG and float/double in FIRST_SSE_REG for 4 or 8 byte modes.
10610 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10614 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
10616 * ipa-inline.c (edge_badness): Use inlined_time instead of
10617 inline_summaries->get.
10619 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10621 * opts.c (enable_fdo_optimizations): Enable
10622 version-loops-for-strides, loop-interchange, unrol-and-jam
10623 and tree-loop-distribution.
10624 * invoke.texi: Document newly enabled options.
10626 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10628 * doc/invoke.texi (max-inline-insns-small): New parameters.
10629 * ipa-inline.c (want_early_inline_function_p): simplify.
10630 (want_inline_small_function_p): Fix pasto from previous patch;
10631 use max-inline-insns-small bound.
10632 * params.def (max-inline-insns-small): New param.
10633 * ipa-fnsummary.c (analyze_function_body): Initialize time/size
10634 variables correctly.
10636 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10638 * doc/invoke.texi: Document max-inline-insns-size,
10639 uninlined-function-insns, uninlined-function-time,
10640 uninlined-thunk-insns and uninlined-thunk-time.
10641 * params.def: Add max-inline-insns-size,
10642 uninlined-function-insns, uninlined-function-time,
10643 uninlined-thunk-insns and uninlined-thunk-time.
10644 * ipa-fnsummary.c (compute_fn_summary, analyze_function_body): Use
10646 * ipa-inline.c (can_inline_edge_by_limits_p,
10647 want_inline_small_function_p): Use new parameters.
10649 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10651 * ipa-fnsummary.c (analyze_function_body): Fix accounting of time.
10653 2019-01-05 Jakub Jelinek <jakub@redhat.com>
10655 PR middle-end/82564
10657 * expr.c (expand_assignment): For calls returning VLA structures
10658 if to_rtx is not a MEM, force it into a stack temporary.
10661 * dwarf2out.c (const_ok_for_output_1): Reject MINUS that contains
10662 SYMBOL_REF, CODE_LABEL or UNSPEC in subexpressions of second argument.
10663 Reject PLUS that contains SYMBOL_REF, CODE_LABEL or UNSPEC in
10664 subexpressions of both operands.
10665 (mem_loc_descriptor): Handle UNSPEC if target hook acks it and all the
10666 subrtxes are CONSTANT_P.
10667 * config/i386/i386.c (ix86_const_not_ok_for_debug_p): Revert
10668 2018-11-09 changes.
10670 2019-01-04 Jan Hubicka <hubicka@ucw.cz>
10672 * params.def (hot-bb-count-ws-permille): Set to 990.
10674 2019-01-04 Martin Sebor <msebor@redhat.com>
10677 * attribs.c (decls_mismatched_attributes): Avoid warning for attribute
10680 2019-01-04 Martin Sebor <msebor@redhat.com>
10683 * doc/extend.texi (attribute alloc_align, alloc_size): Update.
10685 2019-01-04 Jakub Jelinek <jakub@redhat.com>
10687 * gdbinit.in: Turn off pagination for the skip commands, restore
10688 it to previous state afterwards.
10690 2019-01-04 Jakub Jelinek <jakub@redhat.com>
10693 * config/i386/i386.c (ix86_expand_divmod_libfunc): Use mode instead
10694 of GET_MODE (opN) as modes of the libcall arguments.
10696 2019-01-04 Jan Beulich <jbeulich@suse.com>
10698 * config/i386/sse.md
10699 (<avx512>_cmp<mode>3<mask_scalar_merge_name><round_saeonly_name>,
10700 <avx512>_cmp<mode>3<mask_scalar_merge_name>,
10701 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
10702 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
10703 avx512f_vmcmp<mode>3<round_saeonly_name>,
10704 avx512f_vmcmp<mode>3_mask<round_saeonly_name>,
10705 avx512f_maskcmp<mode>3,
10706 <avx512>_cvt<ssemodesuffix>2mask<mode>,
10707 <avx512>_cvt<ssemodesuffix>2mask<mode>,
10708 *<avx512>_cvtmask2<ssemodesuffix><mode>,
10709 *<avx512>_cvtmask2<ssemodesuffix><mode>,
10710 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
10711 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
10712 <avx512>_gt<mode>3<mask_scalar_merge_name>,
10713 <avx512>_gt<mode>3<mask_scalar_merge_name>,
10714 <avx512>_testm<mode>3<mask_scalar_merge_name>,
10715 <avx512>_testnm<mode>3<mask_scalar_merge_name>,
10716 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext,
10717 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext_mask,
10718 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext,
10719 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext_mask,
10720 avx512cd_maskb_vec_dup<mode>,
10721 avx512cd_maskw_vec_dup<mode>,
10722 avx512dq_fpclass<mode><mask_scalar_merge_name>,
10723 avx512dq_vmfpclass<mode>,
10724 avx512vl_vpshufbitqmb<mode><mask_scalar_merge_name>): Use =k
10727 2019-01-03 Martin Sebor <msebor@redhat.com>
10729 PR tree-optimization/88659
10730 * calls.c (maybe_warn_nonstring_arg): Avoid assuming maxlen is set.
10732 2019-01-03 Aaron Sawdey <acsawdey@linux.ibm.com>
10734 * config/rs6000/rs6000-string.c (expand_block_move): Don't use
10735 unaligned vsx and avoid lxvd2x/stxvd2x.
10736 (gen_lvx_v4si_move): New function.
10738 2019-01-03 Tom de Vries <tdevries@suse.de>
10740 * config/nvptx/nvptx.c (MACH_VECTOR_LENGTH, MACH_MAX_WORKERS): Define.
10741 (init_axis_dim, nvptx_mach_max_workers, nvptx_mach_vector_length): New
10743 * config/nvptx/nvptx.h (struct machine_function): Add axis_dims.
10745 2019-01-03 Tom de Vries <tdevries@suse.de>
10747 * config/nvptx/nvptx.c (struct offload_attrs): New.
10748 (populate_offload_attrs): New function. Factor mask extraction out of
10749 nvptx_reorg. Add extraction of dimensions.
10750 (nvptx_reorg): Use populate_offload_attrs.
10752 2019-01-03 Tom de Vries <tdevries@suse.de>
10754 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add early-out
10755 cases for oacc_min_dims_p and routine_p. Add asserts for
10756 oacc_default_dims_p and offload_region_p.
10758 2019-01-03 Tom de Vries <tdevries@suse.de>
10760 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): New function,
10761 factored out of ...
10762 (nvptx_goacc_validate_dims): ... here.
10764 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
10766 PR tree-optimization/85574
10767 * tree-ssa-uncprop.c (struct equiv_hash_elt): Remove unused
10769 (struct ssa_equip_hash_traits): Declare.
10770 (val_ssa_equiv): Use custom hash traits using operand_equal_p.
10772 2019-01-03 Jakub Jelinek <jakub@redhat.com>
10775 * dwarf2out.c (modified_type_die): If type is equal to sizetype,
10776 change it to qualified_type.
10778 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
10780 * ipa-utils.c (scale_ipa_profile_for_fn): Break out from ...
10781 (ipa_merge_profiles): ... here; do not ICE on thunks and aliases.
10783 2019-01-02 Martin Sebor <msebor@redhat.com>
10784 Jeff Law <law@redhat.com>
10786 * gimple-fold.c (strlen_range_kind): Remove SRK_LENRANGE_2.
10787 (get_range_strlen_tree): Update appropriately.
10789 * gimple-fold.h (get_range_strlen): Drop unused last argument.
10791 * gimple-fold.c (gimple_fold_builtin_strlen): Use set_strlen_range
10792 rather than set_range_info.
10793 * tree-ssa-strlen.c (set_strlen_range): Extracted from
10794 maybe_set_strlen_range. Handle potentially boundary crossing
10795 cases more conservatively.
10796 (maybe_set_strlen_range): Parts refactored into set_strlen_range.
10797 Call set_strlen_range.
10798 * tree-ssa-strlen.h (set_strlen_range): Add prototype.
10800 PR middle-end/88663
10801 * gimple-fold.c (get_range_strlen): Update prototype to no longer
10802 need the flexp argument.
10803 (get_range_strlen_tree): Drop flexp argument. Drop flexp argument
10804 from calls to get_range_strlen. Update comments. Just update
10805 VAL for an unterminated const char array and let the reset of the
10806 code handle it normally. No longer try to set *flexp. Adjust
10808 (get_range_strlen): Update for the new get_range_strlen API.
10809 (get_maxval_strlen): Similarly.
10810 (gimple_fold_builtin_strlen): Handle update meaning of return value
10811 from get_range_strlen.
10812 * gimple-ssa-sprintf.c (get_string_length): Update for the new
10813 get_range_strlen API.
10815 2019-01-02 Jan Hubicka <hubicka@ucw.cz>
10818 * varpool.c (varpool_node::ctor_useable_for_folding_p): Also return
10819 false at WPA time when body was removed.
10821 2019-01-02 Martin Liska <mliska@suse.cz>
10823 PR tree-optimization/88650
10824 * predict.c (set_even_probabilities): Calculate probability
10825 remainer only when really used.
10827 2019-01-02 Richard Biener <rguenther@suse.de>
10829 PR middle-end/88651
10830 * tree-data-ref.c (analyze_subscript_affine_affine): Use
10831 widest_ints when mangling max_stmt_execution results.
10833 2019-01-02 Richard Biener <rguenther@suse.de>
10835 PR tree-optimization/88621
10836 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Fix pastos, avoid
10837 bitfields when canoncalizing.
10839 2019-01-02 Richard Biener <rguenther@suse.de>
10842 * config/i386/x86-tune-costs.h (intel_cost): Adjust
10843 cost of cheap SSE instruction.
10845 2019-01-02 Richard Biener <rguenther@suse.de>
10848 * ipa-icf.h (sem_item_optimizer::sort_congruence_split): Declare.
10849 * ipa-icf.c (sem_item_optimizer::sort_congruence_split): New
10851 (sem_item_optimizer::do_congruence_step_f): Sort the congruence
10852 set after UIDs before splitting them.
10854 2019-01-01 Martin Sebor <msebor@redhat.com>
10855 Jeff Law <law@redhat.com>
10857 * gimple-fold.c (get_range_strlen_tree): Record if the computed
10858 length is optimistic. If it is, then arrange to compute the
10859 conservative length as well.
10861 * gimple-fold.h (get_range_strlen): Update prototype.
10862 * builtins.c (check_access): Update call to get_range_strlen to use
10863 c_strlen_data pointer. Change various variable accesses to instead
10864 pull data from the c_strlen_data structure.
10865 (check_strncat_sizes, expand_builtin_strncat): Likewise.
10866 * calls.c (maybe_warn_nonstring_arg): Likewise.
10867 * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Likewise. Reset
10868 minimum length if maximum lengh is unknown.
10869 * gimple-ssa-sprintf.c (get_string_length): Likewise. Drop code
10870 that used c_strlen, it's no longer needed. Restructure slightly.
10871 (format_string): Set unlikely range appropriately.
10872 * gimple-fold.c (get_range_strlen): Update comments. Fix minor
10874 (get_range_strlen): Accept c_strlen_data pointer for external
10875 call sites as well. Pass through to call to internal get_range_strlen.
10876 Adjust minlen, maxlen and maxbound as needed.
10877 (get_maxval_strlen): Update comments.
10878 (gimple_fold_builtin_strlen): Update call to get_range_strlen
10879 to use c_strlen_data pointer. Change variable accesses to instead
10880 use c_strlen_data data members.
10882 * gimple-fold.c (get_range_strlen): Update prototype.
10883 (get_range_strlen_tree): Update prototype. Drop minlen/maxlen
10884 local variables. Use pdata to return information to caller.
10885 Update calls to get_range_strlen. Update pdata->maxbound.
10886 (get_range_strlen -- static version): Similarly.
10887 (get_range_strlen -- extern version): Update for internal
10888 get_range_strlen API change. Convert to external data format.
10889 (get_maxval_strlen): Similarly.
10891 2019-01-01 Jan Hubicka <hubicka@ucw.cz>
10893 * coverage.c (get_coverage_counts): Use current_function_decl.
10894 * profile.c (read_thunk_profile): New function.
10895 (branch_prob): Add THUNK parameter.
10896 * tree-profile.c (tree_profiling): Handle thunks.
10897 * value-prof.c (init_node_map): Handle thunks.
10898 * value-prof.h (branch_prob): Upate prototype.
10899 (read_thunk_profile): Declare.
10901 2019-01-01 Jakub Jelinek <jakub@redhat.com>
10903 Update copyright years.
10905 * gcc.c (process_command): Update copyright notice dates.
10906 * gcov-dump.c (print_version): Ditto.
10907 * gcov.c (print_version): Ditto.
10908 * gcov-tool.c (print_version): Ditto.
10909 * gengtype.c (create_file): Ditto.
10910 * doc/cpp.texi: Bump @copying's copyright year.
10911 * doc/cppinternals.texi: Ditto.
10912 * doc/gcc.texi: Ditto.
10913 * doc/gccint.texi: Ditto.
10914 * doc/gcov.texi: Ditto.
10915 * doc/install.texi: Ditto.
10916 * doc/invoke.texi: Ditto.
10918 Copyright (C) 2019 Free Software Foundation, Inc.
10920 Copying and distribution of this file, with or without modification,
10921 are permitted in any medium without royalty provided the copyright
10922 notice and this notice are preserved.