1 2019-06-07 Richard Sandiford <richard.sandiford@arm.com>
3 * fwprop.c (propagate_rtx): Fix call to paradoxical_subreg_p.
5 2019-06-07 Martin Liska <mliska@suse.cz>
7 * doc/invoke.texi: Remove param.
8 * gcov-counter.def (GCOV_COUNTER_ICALL_TOPNV):
10 * gcov-io.h (GCOV_ICALL_TOPN_VAL): Likewise.
11 (GCOV_ICALL_TOPN_NCOUNTS): Likewise.
12 * params.def (PARAM_INDIR_CALL_TOPN_PROFILE): Likewise.
13 * profile.c (instrument_values): Remove
14 HIST_TYPE_INDIR_CALL_TOPN.
15 * tree-profile.c (init_ic_make_global_vars):
16 Always build __gcov_indirect_call only.
17 (gimple_init_gcov_profiler): Remove usage
18 of PARAM_INDIR_CALL_TOPN_PROFILE.
19 (gimple_gen_ic_profiler): Likewise.
20 * value-prof.c (dump_histogram_value): Likewise.
21 (stream_in_histogram_value): Likewise.
22 (gimple_indirect_call_to_profile): Likewise.
23 (gimple_find_values_to_profile): Likewise.
24 * value-prof.h (enum hist_type): Likewise.
26 2019-06-07 Martin Liska <mliska@suse.cz>
28 * tree-ssa-loop.c (get_lsm_tmp_name): Return at the end of the
31 2019-06-07 Martin Liska <mliska@suse.cz>
33 PR tree-optimization/78902
34 * builtin-attrs.def (ATTR_WARN_UNUSED_RESULT): New.
35 (ATTR_MALLOC_NOTHROW_LEAF_LIST): Remove.
36 (ATTR_WARN_UNUSED_RESULT_NOTHROW_LEAF_LIST): New.
37 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_LEAF_LIST): New.
38 (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): Remove.
39 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Remove.
40 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_LIST): New.
41 (ATTR_ALLOC_WARN_UNUSED_RESULT_SIZE_2_NOTHROW_LIST): New.
42 (ATTR_MALLOC_WARN_UNUSED_RESULT_SIZE_1_NOTHROW_LEAF_LIST): New.
43 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): Remove.
44 (ATTR_ALLOCA_WARN_UNUSED_RESULT_SIZE_1_NOTHROW_LEAF_LIST): New.
45 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Remove.
46 (ATTR_MALLOC_WARN_UNUSED_RESULT_SIZE_1_2_NOTHROW_LEAF_LIST):
48 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Remove.
49 (ATTR_ALLOC_WARN_UNUSED_RESULT_SIZE_2_NOTHROW_LEAF_LIST): New.
50 (ATTR_MALLOC_NOTHROW_NONNULL): Remove.
51 (ATTR_WARN_UNUSED_RESULT_NOTHROW_NONNULL): New.
52 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_NONNULL): New.
53 (ATTR_MALLOC_NOTHROW_NONNULL_LEAF): Remove.
54 (ATTR_WARN_UNUSED_RESULT_NOTHROW_NONNULL_LEAF): New.
55 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_NONNULL_LEAF): New.
56 * builtins.def (BUILT_IN_ALIGNED_ALLOC): Change to use
57 warn_unused_result attribute.
58 (BUILT_IN_STRDUP): Likewise.
59 (BUILT_IN_STRNDUP): Likewise.
60 (BUILT_IN_ALLOCA): Likewise.
61 (BUILT_IN_CALLOC): Likewise.
62 (BUILT_IN_MALLOC): Likewise.
63 (BUILT_IN_REALLOC): Likewise.
65 2019-06-06 Jim Wilson <jimw@sifive.com>
68 * config/riscv/riscv.h (STARTFILE_PREFIX_SPEC): Deleted.
69 * config/riscv/freebsd.h (STARTFILE_PREFIX_SPEC): Added.
70 * config/riscv/linux.h (STARTFILE_PREFIX_SPEC): Added.
72 2019-06-06 Martin Sebor <msebor@redhat.com>
74 * tree-ssa-strlen.c (adjust_related_strinfos): Avoid trailing article.
75 (handle_builtin_malloc): Remove trailing spaces.
76 (handle_builtin_memset): Same.
77 (handle_builtin_memcmp): Same.
78 (compute_string_length): Same.
79 (determine_min_objsize): Same.
80 (handle_builtin_string_cmp): Same.
81 (handle_char_store): Same. Break up excessively long line.
83 2019-06-06 Martin Jambor <mjambor@suse.cz>
85 * tree-sra.c (build_reconstructed_reference): Drop the alignment
88 2019-06-06 Martin Jambor <mjambor@suse.cz>
90 * tree-sra.c (struct access): New field grp_same_access_path.
91 (dump_access): Dump it.
92 (build_reconstructed_reference): New function.
93 (build_ref_for_model): Use it if possible.
94 (path_comparable_for_same_access): New function.
95 (same_access_path_p): Likewise.
96 (sort_and_splice_var_accesses): Set the new flag.
97 (analyze_access_subtree): Likewise.
98 (propagate_subaccesses_across_link): Propagate zero value of the new
99 flag down the access tree.
101 2019-06-06 Andrew Stubbs <ams@codesourcery.com>
103 * config.gcc (amdgcn-*-*): Allow --with-arch=gfx906.
104 * config/gcn/gcn.opt (gpu_type): Add gfx906.
105 * config/gcn/t-gcn-hsa (MULTILIB_OPTIONS): Add gfx906 multilib.
106 (MULTILIB_DIRNAMES): Rename gcn5 to gfx900.
109 2019-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
111 PR tree-optimization/90332
112 * config/aarch64/aarch64.c (aarch64_expand_vector_init):
113 Handle VALS containing two vectors.
114 * config/aarch64/aarch64-simd.md (*aarch64_combinez<mode>): Rename
116 (@aarch64_combinez<mode>): ... This.
117 (*aarch64_combinez_be<mode>): Rename to...
118 (@aarch64_combinez_be<mode>): ... This.
119 (vec_init<mode><Vhalf>): New define_expand.
120 * config/aarch64/iterators.md (Vhalf): Handle V8HF.
122 2019-06-06 Jozef Lawrynowicz <jozef.l@mittosystems.com>
124 * config/msp430/msp430.md (ashlhi3): Use the const_variant of shift
125 library functions only when not optimizing for size.
132 2019-06-06 Andreas Krebbel <krebbel@linux.ibm.com>
134 PR rtl-optimization/88751
135 * ira.c (ira): Use the number of the actually referenced registers
136 when calculating the threshold.
138 2019-06-06 Jakub Jelinek <jakub@redhat.com>
140 * configure: Regenerate.
142 2019-06-06 Jozef Lawrynowicz <jozef.l@mittosystems.com>
144 * config/msp430/msp430.md (ashlhi3): Force shift src operand into a
145 register if it is in memory, so the shift can be emulated with a rotate
150 2019-06-06 Martin Liska <mliska@suse.cz>
152 PR tree-optimization/87954
153 * match.pd: Simplify mult where both arguments are 0 or 1.
155 2019-06-06 Richard Biener <rguenther@suse.de>
157 * vr-values.c (vr_values::extract_range_from_ssa_name): Do not
158 put equivalences on UNDEFINED ranges.
159 * gimple-ssa-evrp.c (evrp_dom_walker::before_dom_children):
160 Make sure to drop defs of stmts added during simplification
163 2019-06-06 Richard Biener <rguenther@suse.de>
165 * tree-ssa-structalias.c: Include tree-cfg.h.
166 (make_heapvar): Do not make heap vars artificial.
167 (find_func_aliases_for_builtin_call): Handle stack allocation
169 (find_func_aliases): Delay processing of simple enough returns
171 (set_uids_in_ptset): Adjust.
172 (find_what_var_points_to): Likewise.
173 (solve_constraints): Do not dump points-to sets here.
174 (compute_points_to_sets): Post-process return statements,
175 amending the escaped solution. Dump points-to sets afterwards.
176 (ipa_pta_execute): Dump points-to sets.
178 2019-06-06 Martin Liska <mliska@suse.cz>
181 * doc/install.texi: Fix HTML headers and
182 titles for 'Installing GCC' pages.
184 2019-06-06 Martin Liska <mliska@suse.cz>
186 * ipa-icf-gimple.h (dump_message_1): Remove.
187 (dump_message): Likewise.
188 (return_false_with_message_1): Print also file.
189 (return_false_with_msg): Likewise.
190 (return_with_result): Likewise.
191 (return_with_debug): Likewise.
192 * ipa-icf.c (sem_function::equals_private): Remove call
195 2019-06-05 Hongtao Liu <hongtao.liu@intel.com>
197 * config/i386/sse.md (define_mode_suffix vecmemsuffix): New.
198 (define_insn "avx512dq_fpclass<mode><mask_scalar_merge_name>"): Enable
199 memory operand for it.
200 (define_insn "avx512dq_vmfpclass<mode><mask_scalar_merge_name>"): Ditto.
202 2019-06-05 Martin Sebor <msebor@redhat.com>
204 * config/i386/i386-features.c (ix86_get_function_versions_dispatcher):
205 Adjust quoting and hyphenation.
206 * convert.c (convert_to_real_1): Same.
207 * gcc.c (driver_wrong_lang_callback): Same.
208 (driver::handle_unrecognized_options): Same.
209 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Same.
210 * opts-common.c (cmdline_handle_error): Same.
211 (read_cmdline_option): Same.
212 * opts-global.c (complain_wrong_lang): Same.
213 (print_ignored_options): Same.
214 (handle_common_deferred_options): Same.
215 * pretty-print.h: Same.
216 * print-rtl.c (debug_bb_n_slim): Same.
217 * sched-rgn.c (make_pass_sched_fusion): Same.
218 * tree-cfg.c (verify_gimple_assign_unary): Same.
219 (verify_gimple_label): Same.
220 * tree-ssa-operands.c (verify_ssa_operands): Same.
221 * varasm.c (do_assemble_alias): Same.
222 (assemble_alias): Same.
224 2019-06-05 Richard Henderson <rth@twiddle.net>
226 * config/alpha/alpha.c (direct_return): Move down after
227 struct machine_function definition; use saved frame_size;
229 (struct machine_function): Add sa_mask, sa_size, frame_size.
230 (alpha_sa_mask, alpha_sa_size, compute_frame_size): Merge into ...
231 (alpha_compute_frame_layout): ... new function.
232 (TARGET_COMPUTE_FRAME_LAYOUT): New.
233 (alpha_initial_elimination_offset): Use saved sa_size.
234 (alpha_vms_initial_elimination_offset): Likewise.
235 (alpha_vms_can_eliminate): Remove alpha_sa_size call.
236 (alpha_expand_prologue): Use saved frame data. Merge integer
237 and fp register save loops.
238 (alpha_expand_epilogue): Likewise.
239 (alpha_start_function): Use saved frame data.
240 * config/alpha/alpha-protos.h (direct_return): Update.
241 (alpha_sa_size): Remove.
243 2019-06-05 Eric Botcazou <ebotcazou@adacore.com>
245 * fold-const.c (extract_muldiv_1) <PLUS_EXPR>: Do not distribute a
246 multiplication by a power-of-two value.
247 (fold_plusminus_mult_expr): Use pow2p_hwi to spot a power-of-two value
248 and turn the modulo operation into a masking operation.
250 2019-06-05 Jakub Jelinek <jakub@redhat.com>
253 * var-tracking.c (vt_expand_loc_callback): Don't create raw subregs
254 with VOIDmode inner operands.
256 2019-06-05 Richard Biener <rguenther@suse.de>
259 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
260 turn an expression graph into a tree.
262 2019-06-05 Jakub Jelinek <jakub@redhat.com>
264 * omp-expand.c (struct omp_region): Add has_lastprivate_conditional
266 (expand_parallel_call): If region->inner->has_lastprivate_conditional,
267 treat it like explicit monotonic schedule modifier.
268 (expand_omp_for): Initialize has_lastprivate_conditional.
269 If fd.lastprivate_conditional != 0, treat it like explicit monotonic
272 * omp-low.c (lower_rec_input_clauses): For lastprivate conditional
273 references, lookup in in hash map MEM_REF operand instead of the
275 (lower_omp_1): When looking for lastprivate conditional assignments,
276 handle MEM_REFs with REFERENCE_TYPE operands.
278 * omp-low.c (lower_rec_input_clauses): Force max_vf if is_simd and
279 on privatization clauses OMP_CLAUSE_DECL is privatized by reference
280 and references a VLA. Handle references to non-VLAs if is_simd
281 all privatization clauses like reductions.
282 (lower_rec_input_clauses) <case do_private, case do_firstprivate>:
283 If omp_is_reference, use always omp simd arrays and set
284 DECL_VALUE_EXPR in that case, if lower_rec_simd_input_clauses
285 fails, emit reference initialization.
287 2019-06-05 Hongtao Liu <hongtao.liu@intel.com>
290 * config/i386/avx512dqintrin.h (_mm_mask_fpclass_ss_mask,
291 _mm_mask_fpclass_sd_mask): New intrinsics.
292 (_mm_fpclass_ss_mask, _mm_fpclass_sd_mask): Modified, use new builtins.
293 * config/i386/i386-builtin.def
294 (__builtin_ia32_fpclassss_mask, __builtin_ia32_fpclasssd_mask):
296 (__builtin_ia32_fpclassss, __builtin_ia32_fpclasssd): Deleted.
297 * config/i386/i386-builtin-types.def (DEF_FUNCTION_TYPE (QI, V2DF, INT),
298 DEF_FUNCTION_TYPE (QI, V4SF, INT)): Deleted.
299 * config/i386/i386-expand.c (case QI_FTYPE_V4SF_INT,
300 case QI_FTYPE_V2SF_INT): Ditto.
302 (define_insn "avx512dq_vmfpclass<mode><mask_scalar_merge_name>):
303 Extended to insnstructions with mask operands.
305 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
307 * config/rs6000/constraints.md (define_register_constraint "wp"):
309 (define_register_constraint "wq"): Delete.
310 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
311 (rs6000_init_hard_regno_mode_ok): Adjust.
312 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
313 RS6000_CONSTRAINT_wp and RS6000_CONSTRAINT_wq.
314 * config/rs6000/vsx.md (define_mode_attr VSr3): Delete.
315 (define_mode_attr VSa): Delete.
316 (define_mode_attr VSisa): New.
317 (rest of file): Adjust.
318 * doc/md.texi (Machine Constraints): Adjust.
320 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
322 * config/rs6000/rs6000.md (define_attr "isa"): Add p9kf and p9tf.
323 (define_attr "enabled"): Handle those new isa values.
325 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
327 * config/rs6000/vsx.md (define_mode_attr VSr4): Delete.
328 (define_mode_attr VSr5): Delete.
329 (define_mode_attr VStype_sqrt): Delete.
330 (define_mode_iterator VSX_SPDP): Delete.
331 (define_mode_attr VS_spdp_res): Delete.
332 (define_mode_attr VS_spdp_insn): Delete.
333 (define_mode_attr VS_spdp_type): Delete.
334 (*vsx_sqrt<mode>2): Adjust.
335 (vsx_<VS_spdp_insn>): Delete, split to...
336 (vsx_xscvdpsp): ... this. New. And...
337 (vsx_xvcvspdp): ... this. New. And...
338 (vsx_xvcvdpsp): ... this. New.
340 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
342 * config/rs6000/rs6000.md (define_mode_attr sd): Add values for V4SF
344 * config/rs6000/vsx.md (define_mode_attr VSs): Delete.
345 (rest of file): Adjust.
347 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
349 * config/rs6000/vsx.md (vsx_<VS_spdp_insn>): Use wa instead of <VSa>.
350 (vsx_extract_<mode>_var): Ditto.
352 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
354 * config/rs6000/vsx.md: Replace all <VSa> that are used with VSX_TI
357 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
359 * config/rs6000/constraints.md (define_register_constraint "ww"):
361 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
362 (rs6000_init_hard_regno_mode_ok): Adjust.
363 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
364 RS6000_CONSTRAINT_ww.
365 * config/rs6000/rs6000.md: Adjust.
366 * config/rs6000/vsx.md: Adjust.
367 * doc/md.texi (Machine Constraints): Adjust.
369 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
371 * config/rs6000/rs6000.md (SFDF, SFDF2): Adjust comments.
372 (define_mode_attr sd): New.
373 (define_mode_attr s): New.
374 (define_mode_attr Ftrad): Delete.
375 (define_mode_attr Fvsx): Delete.
376 (define_mode_attr Fs): Delete.
377 (rest of file): Use the new mode attributes.
378 * config.rs6000/vsx.md: Use the new mode attributes.
380 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
382 * config/rs6000/vsx.md: Replace all <VSa> that are used with VSX_W
385 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
387 * config/rs6000/vsx.md (define_mode_attr VSr2): Delete.
388 (rest of file): Replace all <VSa>, <VSr>, <VSr2>, and <VSr3> that are
389 used with VSX_B, VSX_D, or VSX_F, with just "wa".
391 2019-06-04 Bill Schmidt <wschmidt@linux.ibm.com>
394 * config/rs6000/altivec.h: Don't #define vector, pixel, bool for
395 C++ with strict ANSI requirements.
397 2019-06-04 Marc Glisse <marc.glisse@inria.fr>
399 * tree-ssa-loop-niter.c (number_of_iterations_ne): Skip
400 computations when step is 1.
402 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
404 * config/rs6000/constraints.md (define_register_constraint "wf"):
406 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
407 (rs6000_init_hard_regno_mode_ok): Adjust.
408 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
409 RS6000_CONSTRAINT_wf.
410 * config/rs6000/rs6000.md: Adjust.
411 * config/rs6000/vsx.md: Adjust.
412 * doc/md.texi (Machine Constraints): Adjust.
414 2019-06-04 Andrew Pinski <apinski@marvell.com>
416 * config/aarch64/aarch64.c (aarch64_asan_shadow_offset):
419 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
421 * config/rs6000/constraints.md (define_register_constraint "wd"):
423 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
424 (rs6000_init_hard_regno_mode_ok): Adjust.
425 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
426 RS6000_CONSTRAINT_wd.
427 * config/rs6000/rs6000.md: Adjust.
428 * config/rs6000/vsx.md: Adjust.
429 * doc/md.texi (Machine Constraints): Adjust.
431 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
433 * config/rs6000/rs6000.md (define_mode_attr Fv2): Delete.
434 (rest of file): Adjust.
436 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
438 * config/rs6000/vsx.md (define_mode_attr VS_64reg): Delete.
439 (*vsx_extract_<P:mode>_<VSX_D:mode>_load): Adjust.
440 (vsx_splat_<mode>_reg): Adjust.
442 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
444 * config/rs6000/constraints.md (define_register_constraint "ws"):
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_ws.
450 * config/rs6000/rs6000.md: Adjust.
451 * config/rs6000/vsx.md: Adjust.
452 * doc/md.texi (Machine Constraints): Adjust.
454 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
456 * config/rs6000/constraints.md (define_register_constraint "wv"):
458 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
459 (rs6000_init_hard_regno_mode_ok): Adjust.
460 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
461 RS6000_CONSTRAINT_wv.
462 * config/rs6000/rs6000.md: Adjust.
463 * config/rs6000/vsx.md: Adjust.
464 * doc/md.texi (Machine Constraints): Adjust.
466 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
468 * config/rs6000/constraints.md (define_register_constraint "wi"):
470 (define_register_constraint "wt"): Delete.
471 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
472 (rs6000_init_hard_regno_mode_ok): Adjust.
473 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
474 RS6000_CONSTRAINT_wi and RS6000_CONSTRAINT_wt.
475 * config/rs6000/rs6000.md: Adjust.
476 * config/rs6000/vsx.md: Adjust.
477 * doc/md.texi (Machine Constraints): Adjust.
479 2019-06-04 Szabolcs Nagy <szabolcs.nagy@arm.com>
481 * config/aarch64/aarch64-protos.h (aarch64_asm_output_external): Remove
483 * config/aarch64/aarch64.c (aarch64_asm_output_external): Call
484 default_elf_asm_output_external.
486 2019-06-04 Martin Liska <mliska@suse.cz>
488 * ipa-icf.c (INCLUDE_LIST): Remove.
489 (sem_item_optimizer::execute): Remove call to init_wpa.
490 * ipa-icf.h (init_wpa): Remove.
492 2019-06-04 Jakub Jelinek <jakub@redhat.com>
494 * gimplify.c (gimplify_scan_omp_clauses): Don't sorry_at on lastprivate
495 conditional on combined for simd.
496 * omp-low.c (struct omp_context): Add combined_into_simd_safelen0
498 (lower_rec_input_clauses): For gimple_omp_for_combined_into_p max_vf 1
499 constructs, don't remove lastprivate_conditional_map, but instead set
500 ctx->combined_into_simd_safelen0 and adjust hash_map, so that it points
501 to parent construct temporaries.
502 (lower_lastprivate_clauses): Handle ctx->combined_into_simd_safelen0
503 like !ctx->lastprivate_conditional_map.
504 (lower_omp_1) <case GIMPLE_ASSIGN>: If up->combined_into_simd_safelen0,
505 use up->outer context instead of up.
506 * omp-expand.c (expand_omp_for_generic): Perform cond_var bump even if
507 gimple_omp_for_combined_p.
508 (expand_omp_for_static_nochunk): Likewise.
509 (expand_omp_for_static_chunk): Add forgotten cond_var bump that was
510 probably moved over into expand_omp_for_generic rather than being copied
513 2019-06-04 Martin Liska <mliska@suse.cz>
515 * value-prof.c (dump_histogram_value): Fix typo.
516 (gimple_mod_subtract_transform): Likewise.
518 2019-06-04 Richard Biener <rguenther@suse.de>
521 * tree-chrec.c (chrec_contains_symbols): Add to visited.
522 (tree_contains_chrecs): Likewise.
523 (chrec_contains_symbols_defined_in_loop): Move here and avoid
524 exponential behaivor from ...
525 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
527 (expression_expensive_p): Avoid exponential behavior and compute
528 expanded size, rejecting any expansion.
529 * tree-ssa-loop-ivopts.c (abnormal_ssa_name_p): Remove.
530 (idx_contains_abnormal_ssa_name_p): Likewise.
531 (contains_abnormal_ssa_name_p_1): New helper for walk_tree.
532 (contains_abnormal_ssa_name_p): Simplify and use
533 walk_tree_without_duplicates.
535 2019-06-04 Richard Biener <rguenther@suse.de>
537 PR tree-optimization/90738
539 2019-06-03 Richard Biener <rguenther@suse.de>
541 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
542 full reference tree and record in ref->ref.
543 (vn_reference_lookup_3): Pass in original ref to
544 ao_ref_init_from_vn_reference.
545 (vn_reference_lookup): Likewise.
546 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
547 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
548 Handle non-decl bases in the original reference.
550 2019-06-04 Martin Liska <mliska@suse.cz>
552 * ipa-icf.c (sem_item_optimizer::add_item_to_class): Count
553 number of references.
554 (sem_item_optimizer::do_congruence_step):
555 (sem_item_optimizer::worklist_push): Dump how references
557 (sem_item_optimizer::worklist_pop): Use heap.
558 (sem_item_optimizer::process_cong_reduction): Likewise.
559 * ipa-icf.h: Use fibonacci_heap insteam of std::list.
561 2019-06-04 Martin Liska <mliska@suse.cz>
563 * ipa-icf.h (struct sem_usage_pair_hash): New.
564 (sem_usage_pair_hash::hash): Likewise.
565 (sem_usage_pair_hash::equal): Likewise.
566 (struct sem_usage_hash): Likewise.
567 * ipa-icf.c (sem_item::sem_item): Initialize
569 (sem_item::add_reference): Register a reference
570 in ref_map and not in target->usages.
571 (sem_item::setup): Remove initialization of
573 (sem_item::~sem_item): Remove usage of dead vectors.
574 (sem_item::dump): Remove dump of references.
575 (sem_item_optimizer::sem_item_optimizer): Initialize
577 (sem_item_optimizer::read_section): Remove useless
579 (sem_item_optimizer::parse_funcs_and_vars): Likewise here.
580 (sem_item_optimizer::build_graph): Pass m_references
582 (sem_item_optimizer::verify_classes): Remove usage of dead
584 (sem_item_optimizer::traverse_congruence_split): Return true
585 when a class is split.
586 (sem_item_optimizer::do_congruence_step_for_index): Use
587 hash_map for look up of (sem_item *, index). That brings
588 significant speed up.
589 (sem_item_optimizer::do_congruence_step): Return true
590 when a split is done.
591 (congruence_class::is_class_used): Use referenced_by_count.
593 2019-06-04 Alan Modra <amodra@gmail.com>
596 * config/rs6000/rs6000.c (rs6000_call_aix): Correct r271753 merge
599 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
601 * config/rs6000/rs6000.h (MASK_MFPGPR): Delete.
602 * config/rs6000/rs6000.c (direct_move_p): Adjust.
603 (rs6000_secondary_reload_simple_move): Adjust.
604 (rs6000_opt_masks): Neuter the "mfpgpr" option.
605 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Adjust.
606 * config/rs6000/rs6000-cpus.def (ISA_2_5_MASKS_EMBEDDED): Adjust
609 * config/rs6000/rs6000.md (floatsi<mode>2_lfiwax): Adjust.
610 (floatunssi<mode>2_lfiwzx): Adjust.
611 (fix_trunc<mode>si2_stfiwx): Adjust.
612 (fixuns_trunc<mode>si2_stfiwx): Adjust.
613 * config/rs6000/rs6000.opt (mno-mfpgpr): New.
614 (mfpgpr): Mark as deprecated.
615 * doc/extend.texi (PowerPC Function Attributes): Delete mfpgpr.
616 (Basic PowerPC Built-in Functions Available on ISA 2.05): Adjust.
617 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete -mmfpgpr.
619 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
621 * config/rs6000/constraints.md (define_register_constraint "wg"):
623 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
624 RS6000_CONSTRAINT_wg.
625 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
626 (rs6000_init_hard_regno_mode_ok): Adjust.
627 * config/rs6000/rs6000.md (*mov<mode>_softfloat32, *movdi_internal64):
628 Delete "wg" alternatives.
629 * doc/md.texi (Machine Constraints): Adjust.
631 2019-06-03 Alan Modra <amodra@gmail.com>
633 * bb-reorder.c (copy_bb_p): Don't overflow size calculation.
634 (get_uncond_jump_length): Assert length less than INT_MAX and
637 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
640 * builtins.c (expand_builtin_longjmp): Add frame clobbers and schedule
642 (expand_builtin_nonlocal_goto): Likewise.
644 2019-06-03 Szabolcs Nagy <szabolcs.nagy@arm.com>
646 * config/aarch64/aarch64-protos.h (aarch64_asm_output_alias): Declare.
647 (aarch64_asm_output_external): Declare.
648 * config/aarch64/aarch64.c (aarch64_asm_output_variant_pcs): New.
649 (aarch64_declare_function_name): Call aarch64_asm_output_variant_pcs.
650 (aarch64_asm_output_alias): New.
651 (aarch64_asm_output_external): New.
652 * config/aarch64/aarch64.h (ASM_OUTPUT_DEF_FROM_DECLS): Define.
653 (ASM_OUTPUT_EXTERNAL): Define.
655 2019-06-03 Aldy Hernandez <aldyh@redhat.com>
656 * tree-vrp.h (value_range_base::nonzero_p): New.
657 (value_range_base::set_nonnull): Rename to...
658 (value_range_base::set_nonzero): ...this.
659 (value_range_base::set_null): Rename to...
660 (value_range_base::set_zero): ...this.
661 (value_range::set_nonnull): Remove.
662 (value_range::set_null): Remove.
663 * tree-vrp.c (range_is_null): Remove.
664 (range_is_nonnull): Remove.
665 (extract_range_from_binary_expr): Use value_range_base::*zero_p
666 instead of range_is_*null.
667 (extract_range_from_unary_expr): Same.
668 (value_range_base::set_nonnull): Rename to...
669 (value_range_base::set_nonzero): ...this.
670 (value_range::set_nonnull): Remove.
671 (value_range_base::set_null): Rename to...
672 (value_range_base::set_zero): ...this.
673 (value_range::set_null): Remove.
674 (extract_range_from_binary_expr): Rename set_*null uses to
676 (extract_range_from_unary_expr): Same.
677 (union_helper): Same.
678 * vr-values.c (get_value_range): Use set_*zero instead of
680 (vr_values::extract_range_from_binary_expr): Same.
681 (vr_values::extract_range_basic): Same.
683 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
686 * opts.c (parse_and_check_align_values): Allow 4 alignment values.
688 2019-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
690 * config/aarch64/iterators.md (MAX_OPP): New code attr.
691 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Rename to...
692 (aarch64_<su>abd<mode>_3): ... This.
693 (<sur>sadv16qi): Add TARGET_DOTPROD expansion.
695 2019-06-03 Richard Biener <rguenther@suse.de>
697 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
698 full reference tree and record in ref->ref.
699 (vn_reference_lookup_3): Pass in original ref to
700 ao_ref_init_from_vn_reference.
701 (vn_reference_lookup): Likewise.
702 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
703 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
704 Handle non-decl bases in the original reference.
706 2019-06-03 Martin Liska <mliska@suse.cz>
708 * doc/generic.texi: Remove Java Trees.
710 2019-06-03 Martin Liska <mliska@suse.cz>
712 * fold-const.c (operand_equal_p): Fix typo as compare_tree_int
713 returns 0 when operands are equal.
715 2019-06-03 Richard Biener <rguenther@suse.de>
717 PR tree-optimization/90716
718 * tree-loop-distribution.c (destroy_loop): Process blocks in
721 2019-06-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
724 * vector-builder.h (vector_builder::count_dups): New method.
725 * config/aarch64/aarch64-protos.h (aarch64_expand_sve_vector_init):
727 * config/aarch64/aarch64/sve.md (aarch64_sve_rev64<mode>): Use @.
728 (vec_init<mode><Vel>): New pattern.
729 * config/aarch64/aarch64.c (emit_insr): New function.
730 (aarch64_sve_expand_vector_init_handle_trailing_constants): Likewise.
731 (aarch64_sve_expand_vector_init_insert_elems): Likewise.
732 (aarch64_sve_expand_vector_init_handle_trailing_same_elem): Likewise.
733 (aarch64_sve_expand_vector_init): Define two overloaded functions.
735 2019-06-03 Alejandro Martinez <alejandro.martinezvicente@arm.com>
737 PR tree-optimization/90681
738 * internal-fn.c (mask_load_direct): Mark as non-vectorizable again.
739 * tree-vect-slp.c (vect_build_slp_tree_1): Add masked loads as a
740 special case for SLP, but fail on non-groupped loads.
742 2019-06-03 Martin Liska <mliska@suse.cz>
744 * cfg.c (debug): Use TDF_DETAILS for debug and
745 print edge info only once.
747 2019-06-02 Thomas Koenig <tkoenig@gcc.gnu.org>
750 * predict.def (PRED_FORTRAN_CONTIGUOUS): New predictor.
752 2019-06-01 Martin Sebor <msebor@redhat.com>
755 * tree-pretty-print.c (dump_generic_node): Add parentheses.
757 2019-05-31 Jan Hubicka <jh@suse.cz>
759 * alias.c: Include ipa-utils.h.
760 (get_alias_set): Try to complete ODR type via ODR type hash lookup.
761 * ipa-devirt.c (prevailing_odr_type): New.
762 * ipa-utils.h (previaling_odr_type): Declare.
764 2019-05-31 H.J. Lu <hongjiu.lu@intel.com>
765 Hongtao Liu <hongtao.liu@intel.com>
768 * config/i386/i386-features.c (rest_of_insert_endbranch): Remove
769 NOTE_INSN_DELETED_LABEL check.
771 2019-05-31 Prachi Godbole <prachi.godbole@imgtec.com>
772 Robert Suchanek <robert.suchanek@mips.com>
774 * config/mips/mips.c (mips_expand_builtin_insn): Swap the 1st
775 and 3rd operands of the fmadd/fmsub/maddv builtin.
777 2019-05-31 Jakub Jelinek <jakub@redhat.com>
779 * tree.h (OMP_CLAUSE__CONDTEMP__ITER): Define.
780 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
781 on OMP_SIMD if not nested inside of worksharing loop that also has
782 lastprivate conditional clause for the same decl.
783 (gimplify_omp_for): Add _condtemp_ clauses to OMP_SIMD if needed.
784 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_ also
786 (lower_rec_input_clauses): Likewise. Handle lastprivate conditional
788 (lower_lastprivate_conditional_clauses): Handle lastprivate conditional
790 (lower_lastprivate_clauses): Likewise.
791 (lower_omp_sections): Call lower_lastprivate_conditional_clauses before
792 calling lower_rec_input_clauses.
793 (lower_omp_for): Likewise.
794 (lower_omp_1): Use first rather than second OMP_CLAUSE__CONDTEMP_
795 clause on simd construct.
796 * omp-expand.c (expand_omp_simd): Initialize cond_var if
797 OMP_CLAUSE__CONDTEMP_ clause is present.
799 * omp-low.c (lower_rec_simd_input_clauses): Set TREE_THIS_NOTRAP on
802 2019-05-31 Xiong Hu Luo <luoxhu@linux.ibm.com>
805 * c-format.c (print_char_table, scanf_char_table): Replace BADLEN with
806 TEX_D32, TEX_D64 or TEX_D128.
808 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
810 * match.pd (~(vec?cst1:cst2)): New transformation.
812 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
814 * match.pd (X/[ex]D<Y/[ex]D): Handle negative denominator.
815 ((size_t)(A /[ex] B) CMP C): New transformation.
817 2019-05-31 Richard Sandiford <richard.sandiford@arm.com>
819 * doc/md.texi: Document define_insn_and_rewrite.
820 * rtl.def (DEFINE_INSN_AND_REWRITE): New rtx code.
821 * gensupport.c (queue_elem): Update comment.
822 (replace_operands_with_dups): New function.
823 (gen_rewrite_sequence): Likewise.
824 (process_rtx): Handle DEFINE_INSN_AND_REWRITE.
825 * read-rtl.c (apply_subst_iterator): Likewise.
826 (add_condition_to_rtx, named_rtx_p): Likewise.
827 (rtx_reader::read_rtx_operand): Likewise.
828 * config/aarch64/aarch64-sve.md
829 (while_ult<GPI:mode><PRED_ALL:mode>_cc): Rename to...
830 (*while_ult<GPI:mode><PRED_ALL:mode>_cc): ...this and use
831 define_insn_and_rewrite.
832 (*cond_<optab><mode>_any): Turn into define_insn_and_rewrites.
833 Remove separate define_split.
835 2019-05-31 Jan Hubicka <jh@suse.cz>
837 * tree-ssa-alias.c (type_has_components_p): New function.
838 (aliasing_component_refs_p): Use it.
840 2019-05-31 Martin Liska <mliska@suse.cz>
842 * gdbhooks.py: Add const_tree to TreePrinter.
844 2019-05-31 Thomas De Schampheleire <thomas.de_schampheleire@nokia.com>
847 * common.opt (feliminate-unused-debug-symbols): Enable by default.
848 * doc/invoke.texi (Debugging Options): Document new default of
849 -feliminate-unused-debug-symbols and remove restriction to 'stabs'.
851 2019-05-31 Jakub Jelinek <jakub@redhat.com>
853 PR tree-optimization/90671
854 * tree-ssa-threadupdate.c (ssa_create_duplicates): If
855 template_block used to be empty on the first call, don't use
856 gsi_split_seq_after and gsi_insert_seq_after, but remember whole
857 seq with bb_seq and set it with set_bb_seq.
859 2019-05-31 Iain Sandoe <iain@sandoe.co.uk>
861 * config/i386/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
863 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
864 Michael Meissner <meissner@linux.ibm.com>
866 * config/rs6000/predicates.md (pcrel_address): New define_predicate.
867 (prefixed_mem_operand): Likewise.
868 (non_prefixed_mem_operand): Likewise.
869 * config/rs6000/rs6000-protos.h (rs6000_prefixed_address): New
871 * config/rs6000/rs6000.c (print_operand_address): Handle
872 PC-relative addresses.
873 (mode_supports_prefixed_address_p): New function.
874 (rs6000_prefixed_address): New function.
875 * config/rs6000/rs6000.h (SYMBOL_FLAG_PCREL): New #define.
876 (SYMBOL_REF_PCREL_P): Likewise.
878 2019-05-30 Jakub Jelinek <jakub@redhat.com>
880 * gimplify.c (enum gimplify_omp_var_data): Add GOVD_CONDTEMP.
881 (gimplify_adjust_omp_clauses_1): Handle GOVD_CONDTEMP.
882 (gimplify_omp_for): If worksharing loop with lastprivate conditional
883 is nested inside of parallel region, add _condtemp_ clause to both.
884 * tree-nested.c (convert_nonlocal_omp_clauses,
885 convert_local_omp_clauses): Ignore OMP_CLAUSE__CONDTEMP_ instead of
887 * omp-general.h (struct omp_for_data): Add have_pointer_condtemp
889 * omp-general.c (omp_extract_for_data): Compute it.
890 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_.
891 (lower_rec_input_clauses): Likewise.
892 (lower_lastprivate_conditional_clauses): If OMP_CLAUSE__CONDTEMP_
893 clause is already present, just add one further one after it.
894 (lower_lastprivate_clauses): Handle cond_ptr with array type.
895 (lower_send_shared_vars): Clear _condtemp_ vars.
896 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle target data like critical
897 or section or taskgroup.
898 * omp-expand.c (determine_parallel_type): Disallow combining only if
899 first OMP_CLAUSE__CONDTEMP_ has pointer type. Disallow combining
900 of parallel sections if OMP_CLAUSE__CONDTEMP_ is present.
901 (expand_omp_for_generic, expand_omp_for_static_nochunk,
902 expand_omp_for_static_chunk, expand_omp_for): Use
903 fd->have_pointer_condtemp instead of fd->lastprivate_conditional to
904 determine if a special set of API routines are needed and if condtemp
905 needs to be initialized, while always initialize cond_var if
906 fd->lastprivate_conditional is non-zero.
908 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
909 Michael Meissner <meissner@linux.ibm.com>
911 * config/rs6000/constraints.md (eI): New constraint.
912 * config/rs6000/predicates.md (cint34_operand): New predicate.
913 * config/rs6000/rs6000.h (SIGNED_16BIT_OFFSET_P): New #define.
914 (SIGNED_34BIT_OFFSET_P): Likewise.
915 * doc/md.texi (eI): Document constraint.
917 2019-05-30 Sylvia Taylor <sylvia.taylor@arm.com>
919 * config/aarch64/aarch64-sve.md (*fabd<mode>3): New.
921 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
922 Michael Meissner <meissner@linux.ibm.com>
924 * rs6000-cpus.def (OTHER_FUSION_MASKS): New #define.
925 (ISA_3_0_MASKS_SERVER): Mask off OTHER_FUSION_MASKS.
926 (ISA_3_0_MASKS_IEEE): Remove OPTION_MASK_DIRECT_MOVE.
927 (ISA_FUTURE_MASKS_SERVER): Add OPTION_MASK_PREFIXED_ADDR.
928 (OTHER_FUTURE_MASKS): Likewise.
929 (POWERPC_MASKS): Likewise.
930 * rs6000.c (rs6000_option_override_internal): Error if -mpcrel is
931 specified without -mprefixed-addr or -mcpu=future. Error if
932 -mprefixed-addr is specified without -mcpu=future.
933 (rs6000_opt_masks): Add entry for prefixed-addr.
934 * rs6000.opt (mprefixed-addr): New option.
936 2019-05-30 Sam Tebbs <sam.tebbs@arm.com>
938 * aarch64/aarch64.c (aarch64_post_cfi_startproc): Add
939 cfun->is_thunk check.
941 2019-05-30 Jakub Jelinek <jakub@redhat.com>
943 * tree-predcom.c (is_inv_store_elimination_chain): Fix a typo - lenght
946 2019-05-30 Martin Liska <mliska@suse.cz>
948 * gdbinit.in: Fix 'ptc' command. Add trt
949 that prints TREE_TYPE($).
951 2019-05-29 Bill Schmidt <wschmidt@linux.ibm.com>
952 Alan Modra <amodra@gmail.com>
954 * config/rs6000/rs6000.c (rs6000_call_template_1): Handle pcrel
956 (rs6000_indirect_call_template_1): ...and here.
957 (rs6000_pltseq_template): Handle plt_pcrel34. Rework tocsave,
958 plt16_ha, plt16_lo, mtctr indirect calls. Use
960 (rs6000_decl_ok_for_sibcall): New function.
961 (rs6000_function_ok_for_sibcall): Refactor.
962 (rs6000_longcall_ref): Use UNSPEC_PLT_PCREL when pcrel.
963 (rs6000_call_aix): Don't emit toc restore rtl for indirect calls
964 when pcrel. Reorganize.
965 (rs6000_sibcall_aix): Don't add r2 to function usage when pcrel.
966 * rs6000.h (rs6000_pltseq_enum): New enum.
967 * rs6000.md (UNSPEC_PLT_PCREL): New unspec.
968 (*pltseq_tocsave): Use rs6000_pltseq_enum.
969 (*pltseq_plt16_ha): Likewise.
970 (*pltseq_plt16_lo): Likewise.
971 (*pltseq_mtctr): Likewise.
972 (*pltseq_plt_pcrel): New insn.
973 (*call_local_aix): Handle @notoc calls.
974 (*call_value_local_aix): Likewise.
975 (*call_nonlocal_aix): Adjust lengths for pcrel calls.
976 (*call_value_nonlocal_aix): Likewise.
977 (*call_indirect_pcrel): New insn.
978 (*call_value_indirect_pcrel): Likewise.
981 2019-05-29 Uroš Bizjak <ubizjak@gmail.com>
983 * config/i386/sse.md (*save_multiple<mode>): Rename from
985 (*restore_multiple<mode>): Rename from restore_multiple<mode>.
986 (*restore_multiple_and_return<mode>): Rename from
987 restore_multiple_and_return<mode>.
988 (*restore_multiple_leave_return<mode>): Rename from
989 restore_multiple_leave_return<mode>.
991 2019-05-29 Yoshinori Sato <ysato@users.sourceforge.jp>
993 * config.gcc (rx-*-linux*): New target.
994 * config/rx/elf.opt: New file.
995 * config/rx/linux.h: Likewise.
996 * config/rx/t-linux: Likewise.
997 * config/rx/rx.c (TARGET_SAVE_ACC_REGISTER): If not defined,
999 * config/rx/rx.h (ASM_APP_ON): Allow to be overridden.
1000 (ASM_APP_OFF): Likewise.
1001 * config/rx/rx.opt: Drop -msim and -mas100-syntax, they were
1004 2019-05-29 Jan Hubicka <jh@suse.cz>
1006 * tree-ssa-alias.c (same_type_for_tbaa): Return ture if main
1007 variants are pointer equivalent.
1009 2019-05-29 Alejandro Martinez <alejandro.martinezvicente@arm.com>
1011 * config/aarch64/aarch64-c.c: Added TARGET_SVE2.
1012 * config/aarch64/aarch64-sve2.md: New file.
1013 (<u>avg<mode>3_floor): New pattern.
1014 (<u>avg<mode>3_ceil): Likewise.
1015 (*<sur>h<addsub><mode>): Likewise.
1016 * config/aarch64/aarch64.h: Added AARCH64_ISA_SVE2 and TARGET_SVE2.
1017 * config/aarch64/aarch64.md: Include aarch64-sve2.md.
1019 2019-05-29 Jakub Jelinek <jakub@redhat.com>
1022 * optc-save-gen.awk: In cl_optimization_print, use correct condition
1023 for var_opt_string printing. In cl_optimization_print_diff, print
1024 (null) instead of invoking undefined behavior if one of the
1025 var_opt_string pointers is NULL and use && instead of first || in the
1026 guarding condition. For var_target_other options, handle const char *
1027 target variables similarly to const char * optimize node variables.
1029 2019-05-29 Sam Tebbs <sam.tebbs@arm.com>
1031 * config/aarch64/aarch64-builtins.c (aarch64_builtins): Add
1032 AARCH64_PAUTH_BUILTIN_AUTIB1716 and AARCH64_PAUTH_BUILTIN_PACIB1716.
1033 * config/aarch64/aarch64-builtins.c (aarch64_init_pauth_hint_builtins):
1034 Add autib1716 and pacib1716 initialisation.
1035 * config/aarch64/aarch64-builtins.c (aarch64_expand_builtin): Add checks
1036 for autib1716 and pacib1716.
1037 * config/aarch64/aarch64-protos.h (aarch64_key_type,
1038 aarch64_post_cfi_startproc): Define.
1039 * config/aarch64/aarch64-protos.h (aarch64_ra_sign_key): Define extern.
1040 * config/aarch64/aarch64.c (aarch64_handle_standard_branch_protection,
1041 aarch64_handle_pac_ret_protection): Set default sign key to A.
1042 * config/aarch64/aarch64.c (aarch64_expand_epilogue,
1043 aarch64_expand_prologue): Add check for b-key.
1044 * config/aarch64/aarch64.c (aarch64_ra_sign_key,
1045 aarch64_post_cfi_startproc, aarch64_handle_pac_ret_b_key): Define.
1046 * config/aarch64/aarch64.h (TARGET_ASM_POST_CFI_STARTPROC): Define.
1047 * config/aarch64/aarch64.c (aarch64_pac_ret_subtypes): Add "b-key".
1048 * config/aarch64/aarch64.md (unspec): Add UNSPEC_AUTIA1716,
1049 UNSPEC_AUTIB1716, UNSPEC_AUTIASP, UNSPEC_AUTIBSP, UNSPEC_PACIA1716,
1050 UNSPEC_PACIB1716, UNSPEC_PACIASP, UNSPEC_PACIBSP.
1051 * config/aarch64/aarch64.md (do_return): Add check for b-key.
1052 * config/aarch64/aarch64.md (<pauth_mnem_prefix>sp): Replace
1053 pauth_hint_num_a with pauth_hint_num.
1054 * config/aarch64/aarch64.md (<pauth_mnem_prefix>1716): Replace
1055 pauth_hint_num_a with pauth_hint_num.
1056 * config/aarch64/aarch64.opt (msign-return-address=): Deprecate.
1057 * config/aarch64/iterators.md (PAUTH_LR_SP): Add UNSPEC_AUTIASP,
1058 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
1059 * config/aarch64/iterators.md (PAUTH_17_16): Add UNSPEC_AUTIA1716,
1060 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716.
1061 * config/aarch64/iterators.md (pauth_mnem_prefix): Add UNSPEC_AUTIA1716,
1062 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716, UNSPEC_AUTIASP,
1063 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
1064 * config/aarch64/iterators.md (pauth_hint_num_a): Replace
1065 UNSPEC_PACI1716 and UNSPEC_AUTI1716 with UNSPEC_PACIA1716 and
1066 UNSPEC_AUTIA1716 respectively.
1067 * config/aarch64/iterators.md (pauth_hint_num_a): Rename to pauth_hint_num
1068 and add UNSPEC_PACIBSP, UNSPEC_AUTIBSP, UNSPEC_PACIB1716, UNSPEC_AUTIB1716.
1069 * doc/invoke.texi (-mbranch-protection): Add b-key type.
1070 * config/aarch64/aarch64-bti-insert.c (aarch64_pac_insn_p): Rename
1071 UNSPEC_PACISP to UNSPEC_PACIASP and UNSPEC_PACIBSP.
1073 2019-05-29 Jakub Jelinek <jakub@redhat.com>
1075 * gimplify.c (struct gimplify_omp_ctx): Add clauses member.
1076 (gimplify_scan_omp_clauses): Initialize ctx->clauses.
1077 (gimplify_adjust_omp_clauses_1): Transform lastprivate conditional
1078 explicit clause on combined parallel into implicit shared clause.
1079 (gimplify_adjust_omp_clauses): Move lastprivate conditional clause
1080 and firstprivate if the decl has one too from combined parallel to
1081 the worksharing construct.
1083 2019-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
1084 Michael Meissner <meissner@linux.ibm.com>
1086 * config/rs6000/rs6000-cpus.def (OTHER_FUTURES_MASK): New #define.
1088 2019-05-28 Michael Meissner <meissner@linux.ibm.com>
1090 * rtl.h (LABEL_REF_P): New #define.
1092 2019-05-28 John David Anglin <danglin@gcc.gnu.org>
1094 * config/pa/pa.c (hppa_profile_hook): Remove offset adjustment.
1096 2019-05-28 Alejandro Martinez <alejandro.martinezvicente@arm.com>
1098 * internal-fn.c: Marked mask_load_direct as vectorizable.
1099 * tree-data-ref.c (data_ref_compare_tree): Fixed comment typo.
1100 * tree-vect-data-refs.c (can_group_stmts_p): Allow masked loads to be
1101 combined even if masks different with allow_slp_p param.
1102 (vect_analyze_data_ref_accesses): Mark SLP only vectorizable groups.
1103 * tree-vect-loop.c (vect_dissolve_slp_only_groups): New function to
1104 dissolve SLP-only vectorizable groups when SLP has been discarded.
1105 (vect_analyze_loop_2): Call vect_dissolve_slp_only_groups when needed.
1106 * tree-vect-slp.c (vect_get_and_check_slp_defs): Check masked loads
1108 (vect_build_slp_tree_1): Fixed comment typo.
1109 (vect_build_slp_tree_2): Include masks from masked loads in SLP tree.
1110 * tree-vect-stmts.c (vectorizable_load): Allow vectorizaion of masked
1112 * tree-vectorizer.h (_stmt_vec_info): Added flag for SLP-only
1114 * tree-vectorizer.c (vec_info::new_stmt_vec_info): Likewise.
1116 2019-05-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1118 * config/alpha/alpha.c [TARGET_ABI_OSF] (alpha_output_mi_thunk_osf):
1119 Remove obsolete use_thunk reference.
1120 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
1121 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
1122 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
1123 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
1124 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
1125 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
1126 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1127 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
1128 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
1130 2019-05-28 Nathan Sidwell <nathan@acm.org>
1132 * tree.h (IDENTIFIER_ANON_P): New.
1133 (anon_aggrname_format, anon_aggname_p): Don't declare.
1134 (make_anon_name): Declare.
1135 * lto-streamer-out.c (DFS::DFS_write_tree_body): Use IDENTIFIER_ANON_P.
1136 (hash_tree): Likewise.
1137 * tree-streamer-out.c (write_ts_decl_minimal_tree): Likewise.
1138 * tree.c (anon_aggrname_p, anon_aggrname_format): Delete.
1139 (anon_cnt, make_anon_name): New.
1141 2019-05-28 Martin Liska <mliska@suse.cz>
1144 * opts-global.c (decode_options): Print help for all
1145 help_option_arguments.
1146 * opts.c (print_help): Add new argument.
1147 (common_handle_option): Remember all values into
1148 help_option_arguments.
1149 * opts.h (print_help): Add new argument.
1151 2019-05-28 Martin Liska <mliska@suse.cz>
1154 * ipa-icf-gimple.c (func_checker::compare_loops): New function.
1155 * ipa-icf-gimple.h (func_checker::compare_loops): Likewise.
1156 (func_checker::compare_bb): Call compare_loops.
1158 2019-05-27 Jakub Jelinek <jakub@redhat.com>
1160 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
1161 on sections construct.
1162 * omp-low.c (lower_lastprivate_conditional_clauses): Handle sections
1164 (lower_omp_sections): Handle lastprivate conditional.
1165 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle sections construct with
1166 lastprivate_conditional_map.
1167 * omp-expand.c (expand_omp_sections): Handle lastprivate conditional.
1169 * omp-low.c (lower_omp_1) <case GIMPLE_ASSIGN>: Look through ordered,
1170 critical, taskgroup and section regions when looking for a region
1171 with non-NULL lastprivate_conditional_map.
1173 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
1175 * config/i386/i386.c (ix86_gen_add3): Remove indirect function.
1176 (*ix86_gen_sub3): Ditto.
1177 (*ix86_gen_sub3_carry): Ditto.
1178 (*ix86_gen_one_cmpl2): Ditto.
1179 (*ix86_gen_andsp): Ditto.
1180 (ix86_init_large_pic_reg): Use gen_add2_insn instead of ix86_gen_add3.
1181 (gen_and2_insn): New static function.
1182 (ix86_expand_prologue): Use gen_and2_insn instead of ix86_gen_andsp.
1183 Use gen_add3_insn instead of ix86_gen_add3.
1184 (ix86_expand_split_stack_prologue): Use gen_add2_insn
1185 instead of ix86_gen_add3.
1186 (legitimize_tls_address): Use gen_add2_insn instead of ix86_gen_add3.
1187 Use gen_sub3_insn instead of ix86_gen_sub3.
1188 * config/i386-expand.c (ix86_split_long_move): Use gen_add2_insn
1189 instead of ix86_gen_add3.
1190 (ix86_expand_strlensi_unroll_1): Use gen_add2_insn instead of
1191 ix86_gen_add3. Use gen_sub3_insn instead of ix86_gen_sub3.
1192 (construct_plt_address): Use gen_add2_insn instead of ix86_gen_add3.
1193 * config/i386/i386-options.c (ix86_option_override_internal):
1194 Do not initialize ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
1195 ix86_gen_one_cmpl2 and ix86_gen_andsp.
1197 2019-05-27 Eric Botcazou <ebotcazou@adacore.com>
1199 * dwarf2out.c (resolve_args_picking_1): Deal with DW_OP_GNU_addr_index
1200 and DW_OP_GNU_const_index opcodes.
1202 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
1204 * config/i386/i386.h (STACK_SIZE_MODE): Define.
1206 2019-05-27 Richard Biener <rguenther@suse.de>
1208 PR tree-optimization/90637
1209 * tree-ssa-sink.c (statement_sink_location): Honor the
1210 computed sink location for single-uses.
1212 2019-05-27 Richard Biener <rguenther@suse.de>
1215 * match.pd (vec_perm): Avoid clobbering op0 when not generating
1218 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1220 * config/i386/i386.md (@sub<mode>3_carry): Rename
1221 from sub<mode>3_carry.
1222 (@leave_<mode>): New expander.
1223 (*leave): Rename from leave.
1224 (*leave_rex64): Rename from leave_rex64.
1225 (@monitorx_<mode>): Rename from monitorx_<mode>.
1226 (@clzero_<mode>): Rename from clzero_<mode>.
1227 * config/i386/sse.md (@sse3_monitor_<mode>): Rename
1228 from sse3_monitor_<mode>.
1229 * config/i386/i386.c (ix86_gen_sub3_carry): Remove indirect function.
1230 (*ix86_gen_leave): Ditto.
1231 (*ix86_gen_monitor): Ditto.
1232 (*ix86_gen_monitorx): Ditto.
1233 (*ix86_gen_clzero): Ditto.
1234 (ix86_emit_leave): Use gen_leave instead of ix86_gen_leave.
1235 * config/i386/i386-expand.c (ix86_expand_strlensi_unroll_1):
1236 Use gen_sub3_carry instead of ix86_gen_sub3_carry.
1237 (ix86_expand_builtin) <case IX86_BUILTIN_MONITOR>:
1238 Use gen_sse3_monitor instead of ix86_gen_monitor.
1239 <case IX86_BUILTIN_MONITORX>: Use gen_monitorx
1240 instead of ix86_gen_monitorx.
1241 <case IX86_BUILTIN_CLZERO>: Use gen_clzero
1242 instead of ix86_gen_clzero.
1243 * config/i386/i386-options.c (ix86_option_override_internal):
1244 Do not initialize ix86_gen_leave, ix86_gen_sub3_carry,
1245 ix86_gen_monitor, ix86_gen_monitorx and ix86_gen_clzero.
1247 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1249 * config/i386/i386.md (@tls_global_dynamic_64_<mode>):
1250 Rename from tls_global_dynamic_64_<mode>.
1251 (@tls_local_dynamic_base_64_<mode>): Rename from
1252 tls_local_dynamic_base_64_<mode>.
1253 * config/i386/i386.c (*ix86_gen_tls_global_dynamic_64):
1254 Remove indirect function.
1255 (*ix86_gen_tls_local_dynamic_base_64): Ditto.
1256 (legitimize_tls_address): Use gen_tls_global_dynamic_64 function
1257 instead of ix86_gen_tls_global_dynamic_64.
1258 Use gen_tls_local_dynamic_base_64 instead of
1259 ix86_gen_tls_local_dynamic_base_64.
1260 * config/i386/i386-options.c (ix86_option_override_internal):
1261 Do not initialize ix86_gen_tls_global_dynamic_64 and
1262 ix86_gen_tls_local_dynamic_base_64.
1264 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1266 * config/i386/i386.md (@pro_epilogue_adjust_stack_add_<mode>)
1267 Rename from pro_epilogue_adjust_stack_<mode>_add.
1268 (@pro_epilogue_adjust_stack_sub_<mode>)
1269 Rename from pro_epilogue_adjust_stack_<mode>_sub.
1270 (@allocate_stack_worker_probe_<mode>):
1271 Rename from allocate_stack_worker_probe_<mode>.
1272 (allocate_stack): Use gen_allocate_stack_worker_probe.
1273 (probe_stack): Use gen_probe_stack_1.
1274 (@probe_stack_1_<mode>): Rename from probe_stack_<mode>.
1275 (@adjust_stack_and_probe_<mode>): Rename from
1276 adjust_stack_and_probe<mode>.
1277 (@probe_stack_range_<mode>): Rename from probe_stack_range<mode>.
1278 (stack_protect_set): Use gen_stack_protect_set_1.
1279 (@stack_protect_set_1_<mode>): Rename from stack_protect_set_<mode>.
1280 (stack_protect_test): Use gen_stack_protect_test_1.
1281 (@stack_protect_test_1_<mode>): Rename from stack_protect_test_<mode>.
1282 * config/i386/i386.c (*ix86_gen_allocate_stack_worker):
1283 Remove indirect function.
1284 (*ix86_gen_adjust_stack_and_probe): Ditto.
1285 (*ix86_gen_probe_stack_range): Ditto.
1286 (pro_epilogue_adjust_stack): Use gen_pro_epilogue_adjust_stack_add
1287 instead of gen_pro_epilogue_adjust_stack_{si,di}_add.
1288 (ix86_adjust_stack_and_probe_stack_clash): Use
1289 gen_adjust_stack_and_probe instead of ix86_gen_adjust_stack_and_probe.
1290 (ix86_adjust_stack_and_probe): Ditto.
1291 (ix86_emit_probe_stack_range): Use gen_probe_stack_range instead
1292 of ix86_gen_probe_stack_range.
1293 (ix86_expand_prologue): Use gen_pro_epilogue_adjust_stack_sub
1294 instead of gen_pro_epilogue_adjust_stack_{si,di}_sub.
1295 * config/i386/x86-tune-sched.c (ix86_macro_fusion_pair_p):
1296 Include insn-opinit.h. Use code_for_stack_protect_test_1 instead of
1297 CODE_FOR_stack_protect_test_{si,di}.
1298 * config/i386/i386-options.c (ix86_option_override_internal):
1299 Do not initialize ix86_gen_allocate_stack_worker,
1300 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
1302 2019-05-26 Gerald Pfeifer <gerald@pfeifer.com>
1304 * doc/invoke.texi (Link Options): Many editorial changes around
1307 2019-05-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1309 * doc/invoke.texi (x86 Options, -mvect8-ret-in-mem): Remove
1310 pre-Solaris 11 referene and most Studio compiler details.
1312 2019-05-24 John David Anglin <danglin@gcc.gnu.org>
1315 * config/pa/pa.c (pa_can_change_mode_class): Accept mode changes from
1316 DImode to SImode in floating-point registers on 64-bit target.
1317 * config/pa/pa.md (umulsidi3): Change nonimmediate_operand to
1318 register_operand in xmpyu patterns.
1320 2019-05-24 Jakub Jelinek <jakub@redhat.com>
1322 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__CONDTEMP_.
1323 * tree.h (OMP_CLAUSE_DECL): Use OMP_CLAUSE__CONDTEMP_ instead of
1324 OMP_CLAUSE__REDUCTEMP_.
1325 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add
1326 OMP_CLAUSE__CONDTEMP_.
1327 (walk_tree_1): Handle OMP_CLAUSE__CONDTEMP_.
1328 * tree-pretty-print.c (dump_omp_clause): Likewise.
1329 * tree-nested.c (convert_nonlocal_omp_clauses,
1330 convert_local_omp_clauses): Likewise.
1331 * gimplify.c (enum gimplify_omp_var_data): Use hexadecimal constants
1332 instead of decimal. Add GOVD_LASTPRIVATE_CONDITIONAL.
1333 (gimplify_scan_omp_clauses): Don't reject lastprivate conditional
1335 (gimplify_omp_for): Warn and disable conditional modifier from
1336 lastprivate on loop iterators.
1337 * omp-general.h (struct omp_for_data): Add lastprivate_conditional
1339 * omp-general.c (omp_extract_for_data): Initialize it.
1340 * omp-low.c (struct omp_context): Add lastprivate_conditional_map
1342 (delete_omp_context): Delete it.
1343 (lower_lastprivate_conditional_clauses): New function.
1344 (lower_lastprivate_clauses): Add BODY_P and CSTMT_LIST arguments,
1345 handle lastprivate conditional clauses.
1346 (lower_reduction_clauses): Add CLIST argument, emit it into
1347 the critical section if any.
1348 (lower_omp_sections): Adjust lower_lastprivate_clauses and
1349 lower_reduction_clauses callers.
1350 (lower_omp_for_lastprivate): Add CLIST argument, pass it through
1351 to lower_lastprivate_clauses.
1352 (lower_omp_for): Call lower_lastprivate_conditional_clauses, adjust
1353 lower_omp_for_lastprivate and lower_reduction_clauses callers, emit
1354 clist into a critical section if not emitted there already by
1355 lower_reduction_clauses.
1356 (lower_omp_taskreg, lower_omp_teams): Adjust lower_reduction_clauses
1358 (lower_omp_1): Handle GIMPLE_ASSIGNs storing into lastprivate
1359 conditional variables.
1360 * omp-expand.c (determine_parallel_type): Punt if OMP_CLAUSE__CONDTEMP_
1362 (expand_omp_for_generic, expand_omp_for_static_nochunk,
1363 expand_omp_for_static_chunk): Handle lastprivate conditional.
1364 (expand_omp_for): Handle fd.lastprivate_conditional like
1367 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
1369 * config/gcn/gcn-run.c (main): Set a non-zero return value if the
1370 kernel does not exit cleanly.
1371 * config/gcn/gcn.md (gcn_return): Insert s_waitcnt before s_dcache_wb.
1373 2019-05-24 Jason Merrill <jason@redhat.com>
1376 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
1378 2019-05-24 Richard Biener <rguenther@suse.de>
1381 * tree-loop-distribution.c (struct partition): Add location
1383 (partition_alloc): Initialize all fields.
1384 (generate_memset_builtin): Use the location recorded in the
1385 partition for the generated call.
1386 (generate_memcpy_builtin): Likewise.
1387 (classify_partition): Record the location of a single store
1388 as location for the partition.
1390 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
1392 * config/gcn/gcn.c (gcn_expand_prologue): Use gen_addsi3_scalar_carry
1395 2019-05-24 Matthew Malcomson <matthew.malcomson@arm.com>
1398 * common/config/aarch64/aarch64-common.c
1399 (aarch64_rewrite_selected_cpu): Change local temporary variable
1400 type from unsigned long to uint64_t.
1401 * config/aarch64/aarch64-protos.h (aarch64_parse_extension,
1402 aarch64_get_extension_string_for_isa_flags): Change declaration to
1403 match new definition by replacing unsigned long with uint64_t.
1405 2019-05-24 Jakub Jelinek <jakub@redhat.com>
1408 * config/i386/x86-tune-sched.c (ix86_macro_funsion_pair_p): Call
1409 gen_attr_type just once instead of 4-7 times. Formatting fixes.
1410 Handle stack_protect_test_<mode> codegen similarly to corresponding
1413 2019-05-23 Iain Sandoe <iain@sandoe.co.uk>
1415 * config/i386/darwin.h: Reject -mfentry*.
1416 * doc/sourcebuild.texi: Document mfentry target support.
1418 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1420 * config/rs6000/rs6000.c (rs6000_global_entry_point_needed_p):
1421 Rename to rs6000_global_entry_point_prologue_needed_p. Return
1422 false for PC-relative functions.
1423 (rs6000_output_function_prologue): Change called function name to
1424 rs6000_global_entry_point_prologue_needed_p. Emit ".localentry
1425 name,1" for PC-relative functions.
1426 (rs6000_elf_declare_function_name): Change called function name to
1427 rs6000_global_entry_point_prologue_needed_p.
1429 2019-05-23 Uroš Bizjak <ubizjak@gmail.com>
1432 * config/i386/i386.c (gen_rtx_cost):
1433 Use ix86_tune_cost instead of ix86_cost.
1435 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1436 Michael Meissner <meissner@linux.ibm.com>
1437 Segher Boessenkool <segher@kernel.crashing.org>
1439 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): Add
1441 (POWERPC_MASKS): Add OPTION_MASK_PCREL.
1442 * config/rs6000/rs6000-protos.h (rs6000_pcrel_p): New prototype.
1443 (rs6000_fndecl_pcrel_p): Likewise.
1444 * config/rs6000/rs6000.c (rs6000_option_override_internal): Report
1445 error if -mpcrel is requested without -mcpu=future.
1446 (rs6000_opt_masks): Add entry for pcrel.
1447 (rs6000_fndecl_pcrel_p): New function.
1448 (rs6000_pcrel_p): Likewise.
1449 * config/rs6000/rs6000.opt (mpcrel): New option.
1450 * doc/invoke.texi: Document -mpcrel and -mno-pcrel.
1452 2019-05-23 Jan Hubicka <jh@suse.cz>
1453 Martin Liska <mliska@suse.cz>
1455 PR tree-optimization/90576
1456 * tree-ssa-alias.c (compare_sizes): Remove dead calls to
1458 (aliasing_component_refs_p): Fix three way size compare conditional;
1459 give up earlier in case we can not decide on equivalence.
1461 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1462 Michael Meissner <meissner@linux.ibm.com>
1463 Segher Boessenkool <segher@kernel.crashing.org>
1465 * config.gcc: Add future cpu.
1466 * config/rs6000/driver-rs6000.c (asm_names): Add future cpu.
1467 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): New
1469 (POWERPC_MASKS): Add OPTION_MASK_FUTURE.
1470 (RS6000_CPU): New instantiation for future cpu.
1471 * config/rs6000/rs6000-opts.h (enum processor_type): Add
1473 * config/rs6000/rs6000-string.c (expand_compare_loop): Treat
1474 PROCESSOR_FUTURE like PROCESSOR_POWER9 for now.
1475 * config/rs6000/rs6000-tables.opt: Regenerate.
1476 * config/rs6000/rs6000.c (rs6000_option_override_internal): Treat
1477 PROCESSOR_FUTURE similarly to PROCESSOR_POWER9 for now.
1478 (rs6000_machine_from_flags): Handle future cpu.
1479 (rs6000_reassociation_width): Treat PROCESSOR_FUTURE like
1480 PROCESSOR_POWER9 for now.
1481 (rs6000_adjust_cost): Likewise.
1482 (rs6000_issue_rate): Likewise.
1483 (rs6000_register_move_cost): Likewise.
1484 (rs6000_opt_masks): Add entry for future.
1485 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add future cpu.
1486 (MASK_FUTURE): New #define.
1487 * config/rs6000/rs6000.md (define_attr "cpu"): Add future cpu.
1488 * config/rs6000/rs6000.opt (mfuture): New target option.
1489 * doc/invoke.texi (mcpu): Add future cpu.
1491 2019-05-23 Martin Liska <mliska@suse.cz>
1494 * tree-ssa-uninit.c (value_sat_pred_p): The result of &
1495 operation points to a temporary (pointed via tree_to_wide_ref)
1496 that is out of scope after the &.
1498 2019-05-23 Jonathan Wakely <jwakely@redhat.com>
1501 * doc/extend.texi (Function Names): Add missing word.
1503 2019-05-23 Richard Biener <rguenther@suse.de>
1505 PR tree-optimization/88440
1506 * opts.c (default_options_table): Enable -ftree-loop-distribute-patterns
1508 * tree-loop-distribution.c (generate_memset_builtin): Fold the
1510 (generate_memcpy_builtin): Likewise.
1511 (distribute_loop): Pass in whether to only distribute patterns.
1512 (prepare_perfect_loop_nest): Also allow size optimization.
1513 (pass_loop_distribution::execute): When optimizing a loop
1514 nest for size allow pattern replacement.
1516 2019-05-23 Jakub Jelinek <jakub@redhat.com>
1519 * config/i386/i386.md (stack_protect_test_<mode>): Use sub instead
1522 2019-05-23 Martin Liska <mliska@suse.cz>
1525 * gimplify.c (gimplify_target_expr): Skip TREE_STATIC target
1526 expression similarly to gimplify_decl_expr.
1528 2019-05-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1530 * cse.c (cse_dump_path): s/dump_file/f.
1532 2019-05-22 David Malcolm <dmalcolm@redhat.com>
1535 * diagnostic-format-json.cc: Include "selftest.h".
1536 (json_from_expanded_location): Only add "file" key for non-NULL
1538 (json_from_location_range): Don't add "start" and "finish"
1539 children if they are UNKNOWN_LOCATION.
1540 (selftest::test_unknown_location): New selftest.
1541 (selftest::test_bad_endpoints): New selftest.
1542 (selftest::diagnostic_format_json_cc_tests): New function.
1543 * json.cc (json::object::get): New function.
1544 (selftest::test_object_get): New selftest.
1545 (selftest::json_cc_tests): Call it.
1546 * json.h (json::object::get): New decl.
1547 * selftest-run-tests.c (selftest::run_tests): Call
1548 selftest::diagnostic_format_json_cc_tests.
1549 * selftest.h (selftest::diagnostic_format_json_cc_tests): New
1552 2019-05-22 Kwok Cheung Yeung <kcy@codesourcery.com>
1553 Andrew Stubbs <amd@codesourcery.com>
1555 * config.gcc (gcc_cv_initfini_array): Set for AMD GCN.
1556 * config/gcn/gcn-run.c (init_array_kernel, fini_array_kernel): New.
1557 (kernel): Rename to...
1558 (main_kernel): ... this.
1559 (load_image): Load _init_array and _fini_array kernels.
1560 (run): Add argument for kernel to run.
1561 (main): Run init_array_kernel before main_kernel, and
1562 fini_array_kernel after.
1563 * config/gcn/gcn.c (gcn_handle_amdgpu_hsa_kernel_attribute): Allow
1564 amdgpu_hsa_kernel attribute on functions.
1565 (gcn_disable_constructors): Delete.
1566 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): Delete.
1567 * config/gcn/crt0.c (size_t): Define.
1568 (_init_array, _fini_array): New.
1569 (__preinit_array_start, __preinit_array_end,
1570 __init_array_start, __init_array_end,
1571 __fini_array_start, __fini_array_end): Declare weak references.
1573 2019-05-22 Andrew Stubbs <ams@codesourcery.com>
1575 * config/gcn/gcn.c (gcn_trampoline_init): Call "sorry" on GCN5.
1577 2019-05-22 Jason Merrill <jason@redhat.com>
1579 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
1581 2019-05-22 H.J. Lu <hongjiu.lu@intel.com>
1584 * config/i386/i386-options.c (ix86_init_machine_status): Set
1585 stack_frame_required to true.
1586 * config/i386/i386.c (ix86_get_frame_size): New function.
1587 (ix86_frame_pointer_required): Replace get_frame_size with
1588 ix86_get_frame_size.
1589 (ix86_compute_frame_layout): Likewise.
1590 (ix86_find_max_used_stack_alignment): Changed to void. Set
1591 stack_frame_required.
1592 (ix86_finalize_stack_frame_flags): Always call
1593 ix86_find_max_used_stack_alignment. Replace get_frame_size with
1594 ix86_get_frame_size.
1595 * config/i386/i386.h (machine_function): Add stack_frame_required.
1597 2019-05-22 Uroš Bizjak <ubizjak@gmail.com>
1599 * config/i386/sse.md (sse_cvtpi2ps): Use TARGET_MMX in insn condition.
1601 2019-05-22 Matthew Malcomson <matthew.malcomson@arm.com>
1603 * common/config/aarch64/aarch64-common.c
1604 (struct aarch64_option_extension, struct processor_name_to_arch,
1605 struct arch_to_arch_name, aarch64_parse_extension, opt_ext_cmp,
1606 aarch64_contains_opt,
1607 aarch64_get_extension_string_for_isa_flags): Change type of
1608 variables storing flags to uint64_t.
1609 * config/aarch64/aarch64-option-extensions.def (sve2, sve2-sm4,
1610 sve2-aes, sve2-sha3, bitperm): New optional SVE2 extension flags.
1611 * config/aarch64/aarch64.c (struct processor,
1612 aarch64_parse_arch, aarch64_parse_cpu, aarch64_validate_mcpu,
1613 aarch64_validate_march, aarch64_override_options,
1614 aarch64_option_print, aarch64_handle_attr_isa_flags,
1615 aarch64_declare_function_name, aarch64_start_file): Make flag
1617 * config/aarch64/aarch64.h (AARCH64_FL_SVE2, AARCH64_FL_SVE2_AES,
1618 AARCH64_FL_SVE2_SM4, AARCH64_FL_SVE2_SHA3,
1619 AARCH64_FL_SVE2_BITPERM): New macro feature flags.
1620 * config/aarch64/aarch64.opt (aarch64_isa_flags): Make uint64_t.
1621 * config/aarch64/driver-aarch64.c
1622 (struct aarch64_arch_extension, struct aarch64_core_data,
1623 struct aarch64_arch_driver_info, host_detect_local_cpu): Make
1624 flag variables uint64_t.
1625 * doc/invoke.texi: Add documentation for new arguments.
1627 2019-05-22 Richard Biener <rguenther@suse.de>
1629 * alias.c (ao_ref_from_mem): Move stack-slot sharing
1631 * emit-rtl.c (set_mem_attributes_minus_bitpos): ... here.
1633 2019-05-22 Martin Liska <mliska@suse.cz>
1636 * doc/extend.texi: Document the change.
1638 2019-05-22 Richard Biener <rguenther@suse.de>
1640 PR tree-optimization/90450
1641 * tree-ssa-loop-im.c (struct im_mem_ref): Add ref_decomposed.
1642 (mem_ref_hasher::equal): Check it.
1643 (mem_ref_alloc): Initialize it.
1644 (gather_mem_refs_stmt): Set it.
1646 2019-05-22 Richard Biener <rguenther@suse.de>
1648 * gimple-fold.c (arith_code_with_undefined_signed_overflow):
1650 (rewrite_to_defined_overflow): Handle rewriting ABS_EXPR
1653 2019-05-22 Alan Modra <amodra@gmail.com>
1655 * config/rs6000/rs6000.h (ASM_OPT_ANY): Define.
1656 (ASM_CPU_SPEC): Conditionally add -many.
1657 * config/rs6000/rs6000.c (rs6000_machine): New static var.
1658 (rs6000_machine_from_flags, emit_asm_machine): New functions..
1659 (rs6000_file_start): ..extracted from here, and modified to
1661 (rs6000_output_function_prologue): Emit .machine as necessary.
1662 * testsuite/gcc.target/powerpc/ppc32-abi-dfp-1.c: Don't use
1664 * testsuite/gcc.dg/vect/O3-pr70130.c: Disable default options
1665 added by check_vect_support_and_set_flags.
1666 * testsuite/gcc.dg/vect/pr48765.c: Likewise.
1667 * testsuite/gfortran.dg/vect/pr45714-b.f: Likewise.
1669 2019-05-22 Hans-Peter Nilsson <hp@axis.com>
1672 * ira-lives.c (process_bb_node_lives): Consider defs
1673 for a call insn to be die before the call, not after.
1675 * function.c (assign_parm_setup_block): Raise alignment of
1676 stacked parameter only for STRICT_ALIGNMENT targets.
1678 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1680 * config/rs6000/constraints.md (define_register_constraint "wz"):
1682 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1683 RS6000_CONSTRAINT_wz.
1684 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1685 (rs6000_init_hard_regno_mode_ok): Adjust.
1686 * config/rs6000/rs6000.md: Replace "wz" constraint by "d" with "p7".
1687 * doc/md.texi (Machine Constraints): Adjust.
1689 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1691 * config/rs6000/constraints.md (define_register_constraint "wl"):
1693 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1694 RS6000_CONSTRAINT_wl.
1695 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1696 (rs6000_init_hard_regno_mode_ok): Adjust.
1697 * config/rs6000/rs6000.md: Replace "wl" constraint by "d" with "p6".
1698 * doc/md.texi (Machine Constraints): Adjust.
1700 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1702 * config/rs6000/constraints.md (define_register_constraint "wm"):
1704 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1705 RS6000_CONSTRAINT_wm.
1706 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1707 (rs6000_init_hard_regno_mode_ok): Adjust.
1708 * config/rs6000/vsx.md: Replace "wm" constraint by "wa" with "p8v".
1709 * doc/md.texi (Machine Constraints): Adjust.
1711 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1713 * config/rs6000/constraints.md (define_register_constraint "wk"):
1715 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1716 RS6000_CONSTRAINT_wk.
1717 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1718 (rs6000_init_hard_regno_mode_ok): Adjust.
1719 * config/rs6000/rs6000.md: Replace "wk" constraint by "ws" with "p8v".
1720 * doc/md.texi (Machine Constraints): Adjust.
1722 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1724 * config/rs6000/constraints.md (define_register_constraint "wj"):
1726 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1727 RS6000_CONSTRAINT_wj.
1728 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1729 (rs6000_init_hard_regno_mode_ok): Adjust.
1730 * config/rs6000/rs6000.md: Replace "wj" constraint by "wi" with "p8v".
1732 * config/rs6000/vsx.md: Ditto.
1733 * doc/md.texi (Machine Constraints): Adjust.
1735 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1737 * config/rs6000/constraints.md (define_register_constraint "wh"):
1739 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1740 RS6000_CONSTRAINT_wh.
1741 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1742 (rs6000_init_hard_regno_mode_ok): Adjust.
1743 * config/rs6000/rs6000.md: Replace "wh" constraint by "wa" with "p8v".
1744 * doc/md.texi (Machine Constraints): Adjust.
1746 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
1749 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
1750 Avoid calling gen_lowpart with CONST operand.
1752 2019-05-21 Alexandre Oliva <aoliva@redhat.com>
1754 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add
1755 field template_last_to_copy.
1756 (ssa_create_duplicates): Set it, and use it. Attempt to
1757 preserve more debug stmts.
1759 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
1761 * config/i386/sse.md (VF1_AVX2): New mode iterator.
1762 (signbit<mode>2): New expander
1764 2019-05-21 James Clarke <jrtc27@jrtc27.com>
1767 * dwarf2out.c (dwarf2out_inline_entry): Use ASM_OUTPUT_DEBUG_LABEL
1768 instead of ASM_GENERATE_INTERNAL_LABEL and ASM_OUTPUT_LABEL.
1770 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
1772 * config/i386/cpuid.h (__cpuid): For 32bit targets, zero
1773 %ebx and %ecx bafore calling cpuid with leaf 1 or
1774 non-constant leaf argument.
1776 2019-05-21 Alan Modra <amodra@gmail.com>
1779 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase
1780 power9 direct move cost.
1781 * testsuite/gcc.target/powerpc/fold-vec-splats-floatdouble.c:
1782 Correct comments and rename functions to suit parameters.
1784 2019-05-21 Richard Biener <rguenther@suse.de>
1787 * fold-const.c (fold_read_from_vector): New function.
1788 * fold-const.h (fold_read_from_vector): Declare.
1789 * match.pd (VEC_PERM_EXPR): Build BIT_INSERT_EXPRs for
1790 single-element insert permutations. Canonicalize selector
1791 further and fix issue with last commit.
1793 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
1795 * tree-cfg.h (split_critical_edges): Add for_edge_insertion_p
1796 parameter with default value false to declaration.
1797 (split_edges_for_insertion): New inline function. Wrapper for
1798 split_critical_edges with for_edge_insertion_p = true.
1799 * tree-cfg.c (split_critical_edges): Don't split non-critical
1800 edges if for_edge_insertion_p is false. Fix whitespace.
1801 * tree-ssa-pre.c (pass_pre::execute): Call
1802 split_edges_for_insertion instead of split_critical_edges.
1803 * gcc/tree-ssa-tail-merge.c (tail_merge_optimize): Ditto.
1804 * gcc/tree-ssa-sink.c (pass_sink_code::execute): Ditto.
1805 (pass_data_sink_code): Update function name in the comment.
1807 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
1809 * tree-ssa-uninit.c (value_sat_pred_p): This new function is a wrapper
1810 around is_value_included_in that knows how to handle BIT_AND_EXPR.
1811 (is_pred_expr_subset_of): Use the new function. Handle more cases where
1812 code1 == EQ_EXPR and where code1 == BIT_AND_EXPR and thus fix some false
1815 2019-05-21 Martin Liska <mliska@suse.cz>
1817 * config/rs6000/driver-rs6000.c (elf_platform): Do not use
1819 * config/rs6000/rs6000-c.c (rs6000_pragma_longcal): Wrap pragma in %<%>.
1820 (altivec_resolve_overloaded_builtin): Likewise for vec_lvsl and
1822 * config/rs6000/rs6000.c (rs6000_option_override_internal):
1824 (rs6000_function_arg): Likewise.
1825 (rs6000_expand_set_fpscr_drn_builtin): Remove trailing dot.
1826 (rs6000_expand_ternop_builtin): Use interval syntax.
1827 (get_element_number): Likewise.
1828 (altivec_expand_builtin): Likewise.
1829 (rs6000_get_function_versions_dispatcher): Quote target_clones.
1833 2019-05-20 Jakub Jelinek <jakub@redhat.com>
1837 * function.h (struct function): Add calls_eh_return member.
1838 * gimplify.c (gimplify_call_expr): Set cfun->calls_eh_return when
1839 gimplifying __builtin_eh_return call.
1840 * tree-inline.c (initialize_cfun): Copy calls_eh_return from src_cfun
1842 (expand_call_inline): Or in src_cfun->calls_eh_return into
1843 dst_cfun->calls_eh_return.
1844 * tree-tailcall.c (suitable_for_tail_call_opt_p): Return false if
1845 cfun->calls_eh_return.
1846 * lto-streamer-in.c (input_struct_function_base): Read calls_eh_return.
1847 * lto-streamer-out.c (output_struct_function_base): Write
1850 2019-05-20 Marc Glisse <marc.glisse@inria.fr>
1852 PR rtl-optimization/43147
1853 * config/i386/i386.c (ix86_gimple_fold_builtin): Handle
1854 IX86_BUILTIN_SHUFPD.
1856 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
1858 * tree-ssa-alias.c (refs_may_alias_p_2): Break out from ...
1859 (refs_may_alias_p_1): ... here; update stats.
1860 (refs_may_alias_p): Do not update stats here.
1862 2019-05-20 Richard Biener <rguenther@suse.de>
1864 * tree-ssa-structalias.c (find_func_aliases): POINTER_DIFF_EXPR
1865 doesn't produce pointers.
1866 {TRUNC,CEIL,FLOOR,ROUND,EXACT}_{DIV,MOD}_EXPR points to what
1867 the first operand points to.
1869 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
1871 * tree-ssa-alias.c (compare_sizes): New function.
1872 (sompare_type_sizes): New function
1873 (aliasing_component_refs_p): Use it.
1874 (indirect_ref_may_alias_decl_p): Likewise.
1876 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1878 * config/i386/sol2.h (CC1_SPEC): Reject -mx32.
1880 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1882 * config/sol2.h (LIBTSAN_EARLY_SPEC): Remove : after %e.
1883 (LIBLSAN_EARLY_SPEC): Likewise.
1884 * config/i386/sol2.h (ASAN_REJECT_SPEC): Likewise.
1886 2019-05-20 Martin Liska <mliska@suse.cz>
1888 * config/i386/i386.c (ix86_libc_has_fast_function):
1889 Add ATTRIBUTE_UNUSED for the argument.
1891 2019-05-20 Richard Biener <rguenther@suse.de>
1893 * gimple-match-head.c: Include vec-perm-indices.h.
1894 * generic-match-head.c: Likewise.
1895 * fold-const.h (fold_vec_perm): Declare when vec-perm-indices.h
1897 * fold-const.c (fold_vec_perm): Export.
1898 (fold_ternary_loc): Move non-constant folding of VEC_PERM_EXPR...
1899 (match.pd): ...here.
1901 2019-05-20 Jakub Jelinek <jakub@redhat.com>
1903 * cfgloop.h (struct loop): Add simdlen member.
1904 * cfgloopmanip.c (copy_loop_info): Copy simdlen as well.
1905 * omp-expand.c (expand_omp_simd): Set it if simdlen clause is present.
1906 * tree-vect-loop.c (vect_analyze_loop): Pass loop->simdlen != 0
1907 as new argument to autovectorize_vector_sizes target hook. If
1908 loop->simdlen, pick up vector size where the vectorization factor
1909 is equal to loop->simd, and if there is none, fall back to the first
1911 (vect_transform_loop): Adjust autovectorize_vector_sizes target hook
1913 * omp-low.c (omp_clause_aligned_alignment): Likewise.
1914 * omp-general.c (omp_max_vf): Likewise.
1915 * optabs-query.c (can_vec_mask_load_store_p): Likewise.
1916 * tree-vect-slp.c (vect_slp_bb): Likewise.
1917 * target.def (autovectorize_vector_sizes): Add ALL argument and
1919 * doc/tm.texi: Adjust documentation.
1920 * targhooks.c (default_autovectorize_vector_sizes): Add bool argument.
1921 * targhooks.h (default_autovectorize_vector_sizes): Likewise.
1922 * config/aarch64/aarch64.c (aarch64_autovectorize_vector_sizes): Add
1924 * config/arc/arc.c (arc_autovectorize_vector_sizes): Likewise.
1925 * config/arm/arm.c (arm_autovectorize_vector_sizes): Likewise.
1926 * config/mips/mips.c (mips_autovectorize_vector_sizes): Likewise.
1927 * config/i386/i386.c (ix86_autovectorize_vector_sizes): Likewise. If
1928 true and TARGET_AVX512F or TARGET_AVX, push 3 or 2 sizes even if
1929 preferred vector size is not 512-bit or 256-bit, just put those
1930 unpreferred ones last.
1932 2019-05-20 Martin Liska <mliska@suse.cz>
1934 * targhooks.c (default_libc_has_fast_function): New function.
1935 * targhooks.h (default_libc_has_fast_function): Likewise.
1937 2019-05-20 Martin Liska <mliska@suse.cz>
1940 * builtins.c (expand_builtin_memory_copy_args): When having a
1941 target with fast mempcpy implementation do now use memcpy.
1942 * config/i386/i386.c (ix86_libc_has_fast_function): New.
1943 (TARGET_LIBC_HAS_FAST_FUNCTION): Likewise.
1944 * doc/tm.texi: Likewise.
1945 * doc/tm.texi.in: Likewise.
1947 * expr.c (emit_block_move_hints): Add 2 new arguments.
1948 * expr.h (emit_block_move_hints): Bail out when libcall
1949 to memcpy would be used.
1951 2019-05-20 Martin Liska <mliska@suse.cz>
1953 * profile-count.c: Add vertical spacing in order
1954 to separate functions.
1955 * profile-count.h: Likewise.
1957 2019-05-20 Martin Liska <mliska@suse.cz>
1959 * profile-count.h: Do not use full qualified
1961 * profile-count.c (profile_count::to_frequency): Likewise.
1963 2019-05-20 Martin Liska <mliska@suse.cz>
1965 * profile-count.h (enum profile_quality): Use capital letters
1966 for enum value names. Use the adjusted names.
1967 * profile-count.c: Use the adjusted names.
1969 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1971 * config/rs6000/constraints.md (define_register_constraint "wH"):
1973 (define_register_constraint "wI"): Delete.
1974 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1975 RS6000_CONSTRAINT_wH and RS6000_CONSTRAINT_wI.
1976 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1977 (rs6000_init_hard_regno_mode_ok): Adjust.
1978 * config/rs6000/rs6000.md: Replace "wH" and "wI" constraints by "v"
1979 resp. "d", or with "wa" as appropriate, all with "p8v".
1980 * config/rs6000/vsx.md: Ditto.
1981 * doc/md.texi (Machine Constraints): Adjust.
1983 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1985 * config/rs6000/constraints.md (define_register_constraint "wy"):
1987 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1988 RS6000_CONSTRAINT_wy.
1989 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1990 (rs6000_init_hard_regno_mode_ok): Adjust.
1991 * config/rs6000/rs6000.md: Replace "wy" constraint by "wa" with "p8v".
1992 Use "<Fisa>" as "isa" in all alternatives that use "<Fv2>".
1993 (define_mode_attr Fisa): New.
1994 * config/rs6000/vsx.md: Replace "wy" constraint by "wa" with "p8v".
1995 * doc/md.texi (Machine Constraints): Adjust.
1997 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
1999 * config/rs6000/constraints.md (define_register_constraint "wu"):
2001 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2002 RS6000_CONSTRAINT_wu.
2003 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2004 (rs6000_init_hard_regno_mode_ok): Adjust.
2005 * config/rs6000/rs6000.md: Replace "wu" constraint by "v" or "wa",
2007 (define_mode_attr Fa): Delete.
2008 * config/rs6000/vsx.md: Ditto.
2009 * doc/md.texi (Machine Constraints): Adjust.
2011 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2013 * config/rs6000/constraints.md (define_register_constraint "wJ"):
2015 (define_register_constraint "wK"): Delete.
2016 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2017 RS6000_CONSTRAINT_wJ and RS6000_CONSTRAINT_wK.
2018 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2019 (rs6000_init_hard_regno_mode_ok): Adjust.
2020 * config/rs6000/rs6000.md: Replace "wJ" constraint by "wI" with "p9v".
2021 Replace "wK" constraint by "wH" with "p9v".
2022 * config/rs6000/vsx.md: Ditto.
2023 * doc/md.texi (Machine Constraints): Adjust.
2025 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2027 * config/rs6000/constraints.md (define_register_constraint "wb"):
2029 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2030 RS6000_CONSTRAINT_wb.
2031 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2032 (rs6000_init_hard_regno_mode_ok): Adjust.
2033 * config/rs6000/rs6000.md: Replace "wb" constraint by "v" with "p9v".
2034 * config/rs6000/vsx.md: Ditto.
2035 * doc/md.texi (Machine Constraints): Adjust.
2037 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2039 * config/rs6000/constraints.md (define_register_constraint "wo"):
2041 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2042 RS6000_CONSTRAINT_wo.
2043 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2044 (rs6000_init_hard_regno_mode_ok): Adjust.
2045 * config/rs6000/rs6000.md: Replace "wo" constraint by "wa" with "p9v".
2046 * config/rs6000/altivec.md: Ditto.
2047 * doc/md.texi (Machine Constraints): Adjust.
2049 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
2051 * config/darwin-c.c (darwin_register_objc_includes): Do not
2052 prepend the sysroot when building gnu-runtime header search
2055 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
2057 * config/darwin.c (darwin_file_end): Use switch_to_section ()
2058 instead of direct output of the asm.
2060 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
2062 * config/rs6000/rs6000.c (restore_saved_cr): Change a boolean
2063 argument to be type bool (was int before).
2064 (rs6000_emit_epilogue): Simplify some code. Declare some variables
2065 at first use. Use type bool for some variables. Fix a theoretical
2066 eh_return bug for svr4.
2068 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
2070 * config/rs6000/rs6000.md (isa): New attribute.
2071 (enabled): New attribute.
2073 2019-05-17 Max Filippov <jcmvbkbc@gmail.com>
2075 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Call
2076 assemble_start_function and assemble_end_function.
2078 2019-05-17 Thomas Schwinge <thomas@codesourcery.com>
2081 * omp-general.c (oacc_verify_routine_clauses): Change formal
2082 parameters. Add checking if already marked with an OpenACC
2083 'routine' directive. Adjust all users.
2086 * omp-general.c (oacc_build_routine_dims): Move some of its
2088 (oacc_verify_routine_clauses): ... this new function.
2089 * omp-general.h (oacc_verify_routine_clauses): New prototype.
2091 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
2093 * config/rs6000/rs6000.c (machopic_output_stub): Adjust the
2094 formating of picbase labels to match other ports.
2096 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
2098 * config/rs6000/rs6000.c (macho_branch_islands): Fix bad indent
2099 in the generated code.
2101 2019-05-16 Martin Sebor <msebor@redhat.com>
2103 * builtins.c (expand_builtin_atomic_always_lock_free): Quote
2104 identifiers, keywords, operators, and types in diagnostics. Correct
2105 quoting, spelling, and sentence capitalization issues.
2106 (expand_builtin_atomic_is_lock_free): Same.
2107 (fold_builtin_next_arg): Same.
2108 * cfgexpand.c (expand_one_var): Same.
2109 (tree_conflicts_with_clobbers_p): Same.
2110 (expand_asm_stmt): Same.
2111 (verify_loop_structure): Same.
2112 * cgraphunit.c (process_function_and_variable_attributes): Same.
2113 * collect-utils.c (collect_execute): Same.
2114 * collect2.c (maybe_run_lto_and_relink): Same.
2115 (is_lto_object_file): Same.
2116 (scan_prog_file): Same.
2117 * convert.c (convert_to_real_1): Same.
2118 * dwarf2out.c (dwarf2out_begin_prologue): Same.
2119 * except.c (verify_eh_tree): Same.
2120 * gcc.c (execute): Same.
2121 (eval_spec_function): Same.
2122 (run_attempt): Same.
2123 (driver::set_up_specs): Same.
2124 (compare_debug_auxbase_opt_spec_function): Same.
2125 * gcov-tool.c (unlink_gcda_file): Same.
2128 * gcse.c (gcse_or_cprop_is_too_expensive): Same.
2129 * gimplify.c (gimplify_asm_expr): Same.
2130 (gimplify_adjust_omp_clauses): Same.
2131 * hsa-gen.c (gen_hsa_addr_insns): Same.
2132 (gen_hsa_insns_for_load): Same.
2133 (gen_hsa_cmp_insn_from_gimple): Same.
2134 (gen_hsa_insns_for_operation_assignment): Same.
2135 (gen_get_level): Same.
2136 (gen_hsa_alloca): Same.
2137 (omp_simple_builtin::generate): Same.
2138 (gen_hsa_atomic_for_builtin): Same.
2139 (gen_hsa_insns_for_call): Same.
2140 * input.c (dump_location_info): Same.
2141 * ipa-devirt.c (compare_virtual_tables): Same.
2142 * ira.c (ira_setup_eliminable_regset): Same.
2143 * lra-assigns.c (lra_assign): Same.
2144 * lra-constraints.c (lra_constraints): Same.
2145 * lto-streamer-in.c (lto_input_mode_table): Same.
2146 * lto-wrapper.c (get_options_from_collect_gcc_options): Same.
2147 (merge_and_complain): Same.
2148 (compile_offload_image): Same.
2149 (compile_images_for_offload_targets): Same.
2150 (debug_objcopy): Same.
2153 * opts.c (print_specific_help): Same.
2154 (parse_no_sanitize_attribute): Same.
2156 (handle_param): Same.
2157 * plugin.c (add_new_plugin): Same.
2158 (parse_plugin_arg_opt): Same.
2159 (try_init_one_plugin): Same.
2160 * print-rtl.c (debug_bb_n_slim): Quote identifiers, keywords,
2161 operators, and types in diagnostics. Correct quoting and spelling
2163 * read-rtl-function.c (parse_edge_flag_token): Same.
2164 (function_reader::parse_enum_value): Same.
2165 * reg-stack.c (check_asm_stack_operands): Same.
2166 * regcprop.c (validate_value_data): Same.
2167 * sched-rgn.c (make_pass_sched_fusion): Same.
2168 * stmt.c (check_unique_operand_names): Same.
2169 * targhooks.c (default_target_option_pragma_parse): Same.
2170 * tlink.c (recompile_files): Same.
2171 * toplev.c (process_options): Same.
2173 * trans-mem.c (diagnose_tm_1): Same.
2174 (ipa_tm_scan_irr_block): Same.
2175 (ipa_tm_diagnose_transaction): Same.
2176 * tree-cfg.c (verify_address): Same. Use get_tree_code_name to
2177 format a tree code name in a diagnostic.
2178 (verify_types_in_gimple_min_lval): Same.
2179 (verify_types_in_gimple_reference): Same.
2180 (verify_gimple_call): Same.
2181 (verify_gimple_assign_unary): Same.
2182 (verify_gimple_assign_binary): Same.
2183 (verify_gimple_assign_ternary): Same.
2184 (verify_gimple_assign_single): Same.
2185 (verify_gimple_switch): Same.
2186 (verify_gimple_label): Same.
2187 (verify_gimple_phi): Same.
2188 (verify_gimple_in_seq): Same.
2189 (verify_eh_throw_stmt_node): Same.
2190 (collect_subblocks): Same.
2191 (gimple_verify_flow_info): Same.
2192 (do_warn_unused_result): Same.
2193 * tree-inline.c (expand_call_inline): Same.
2194 * tree-into-ssa.c (update_ssa): Same.
2195 * tree.c (tree_int_cst_elt_check_failed): Same.
2196 (tree_vec_elt_check_failed): Same.
2197 (omp_clause_operand_check_failed): Same.
2198 (verify_type_variant): Same.
2199 (verify_type): Same.
2200 * value-prof.c (verify_histograms): Same.
2201 * varasm.c (assemble_start_function): Same.
2203 2019-05-16 Martin Sebor <msebor@redhat.com>
2205 * config/i386/i386-expand.c (get_element_number): Quote keywords
2206 and other internal names in diagnostics. Adjust other diagnostic
2207 formatting issues noted by -Wformat-diag.
2208 * config/i386/i386-features.c
2209 (ix86_mangle_function_version_assembler_name): Same.
2210 * config/i386/i386-options.c (ix86_handle_abi_attribute): Same.
2211 * config/i386/i386.c (ix86_function_type_abi): Same.
2212 (ix86_function_ms_hook_prologue): Same.
2213 (classify_argument): Same.
2214 (ix86_expand_prologue): Same.
2215 (ix86_md_asm_adjust): Same.
2216 (ix86_memmodel_check): Same.
2218 2019-05-17 Dragan Mladjenovic <dmladjenovic@wavecomp.com>
2220 * config/mips/mips.c (mips_dwarf_frame_reg_mode): Replace
2221 TARGET_FLOAT64 with !TARGET_FLOAT32, thus handling both fp64
2224 2019-05-17 H.J. Lu <hongjiu.lu@intel.com>
2227 * config/i386/i386-expand.c (ix86_expand_builtin): Enable MMX
2228 intrinsics without SSE/SSE2/SSSE3.
2229 * config/i386/mmx.md (mmx_uavgv8qi3): Restore TARGET_3DNOW
2231 (*mmx_uavgv8qi3): Likewise.
2233 2019-05-17 Richard Biener <rguenther@suse.de>
2235 * gimple-pretty-print.c (dump_ternary_rhs): Handle dumping
2236 VEC_PERM_EXPR as __VEC_PERM with -gimple.
2238 2019-05-17 Andreas Krebbel <krebbel@linux.ibm.com>
2240 * config/s390/s390-builtins.def (s390_vec_sldw_*): Use the
2241 vec_sldw insn pattern.
2243 2019-05-17 Richard Biener <rguenther@suse.de>
2245 * ccmp.c (expand_ccmp_expr_1): Do not use gimple_assign_rhs_to_tree.
2247 2019-05-17 Martin Liska <mliska@suse.cz>
2250 * toplev.c (output_stack_usage): With LTO and sanitizer it
2251 happens that a global ctor (_GLOBAL__sub_I_00099_0_main)
2252 has no file location.
2254 2019-05-16 Jakub Jelinek <jakub@redhat.com>
2257 * tree-ssa-scopedtables.c (equal_mem_array_ref_p): Don't assert that
2258 sz0 is equal to sz1, instead return false in that case.
2260 * omp-low.c (lower_rec_input_clauses): If OMP_CLAUSE_IF
2261 has non-constant expression, force sctx.lane and use two
2262 argument IFN_GOMP_SIMD_LANE instead of single argument.
2263 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't DCE
2264 two argument IFN_GOMP_SIMD_LANE without lhs.
2265 * tree-vectorizer.h (struct _loop_vec_info): Add simd_if_cond
2267 (LOOP_VINFO_SIMD_IF_COND, LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND):
2269 (LOOP_REQUIRES_VERSIONING): Or in
2270 LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND.
2271 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize
2273 (vect_analyze_loop_2): Punt if LOOP_VINFO_SIMD_IF_COND is constant 0.
2274 * tree-vect-loop-manip.c (vect_loop_versioning): Add runtime check
2275 from simd if clause if needed.
2277 2019-05-16 Richard Biener <rguenther@suse.de>
2279 * tree-affine.c (expr_to_aff_combination): New function split
2281 (tree_to_aff_combination): ... here.
2282 (aff_combination_expand): Avoid building a GENERIC tree.
2284 2019-05-16 Max Filippov <jcmvbkbc@gmail.com>
2286 * cgraphunit.c (cgraph_node::expand_thunk): Remove
2287 assemble_start_function and assemble_end_function calls.
2288 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Call
2289 assemble_start_function and assemble_end_function.
2290 * config/arc/arc.c (arc_output_mi_thunk): Likewise.
2291 * config/arm/arm.c (arm_output_mi_thunk): Likewise.
2292 * config/bfin/bfin.c (bfin_output_mi_thunk): Likewise.
2293 * config/c6x/c6x.c (c6x_output_mi_thunk): Likewise.
2294 * config/cris/cris.c (cris_asm_output_mi_thunk): Likewise.
2295 * config/csky/csky.c (csky_output_mi_thunk): Likewise.
2296 * config/epiphany/epiphany.c (epiphany_output_mi_thunk): Likewise.
2297 * config/frv/frv.c (frv_asm_output_mi_thunk): Likewise.
2298 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
2299 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
2300 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
2301 * config/microblaze/microblaze.c (microblaze_asm_output_mi_thunk):
2303 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
2304 * config/mmix/mmix.c (mmix_asm_output_mi_thunk): Likewise.
2305 * config/mn10300/mn10300.c (mn10300_asm_output_mi_thunk): Likewise.
2306 * config/nds32/nds32.c (nds32_asm_output_mi_thunk): Likewise.
2307 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
2308 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
2309 * config/pa/pa.c (pa_asm_output_mi_thunk): Likewise.
2310 * config/riscv/riscv.c (riscv_output_mi_thunk): Likewise.
2311 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
2312 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2313 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
2314 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2315 * config/spu/spu.c (spu_output_mi_thunk): Likewise.
2316 * config/stormy16/stormy16.c (xstormy16_asm_output_mi_thunk):
2318 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
2319 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
2320 * config/vax/vax.c (vax_output_mi_thunk): Likewise.
2322 2019-05-16 Jan Hubicka <hubicka@ucw.cz>
2324 * tree-ssa-alias.c (alias_stats): Add
2325 aliasing_component_refs_p_may_alias and
2326 aliasing_component_refs_p_no_alias.
2327 (dump_alias_stats): Print aliasing_component_refs_p stats.
2328 (aliasing_component_refs_p): Update stats.
2330 2019-05-16 Martin Liska <mliska@suse.cz>
2333 * multiple_target.c (expand_target_clones): Do not allow
2334 target_clones being used with a symbol that is an alias.
2336 2019-05-16 Vladislav Ivanishin <vlad@ispras.ru>
2338 PR tree-optimization/90394
2339 * tree-ssa-uninit.c (is_pred_expr_subset_of): Potentially give false
2340 positives rather than ICE for cases where (code2 == NE_EXPR
2341 && code1 == BIT_AND_EXPR).
2343 2019-05-16 Jakub Jelinek <jakub@redhat.com>
2346 * tree-core.h (struct tree_decl_common): Document
2347 decl_nonshareable_flag for PARM_DECLs.
2348 * tree.h (DECL_HIDDEN_STRING_LENGTH): Define.
2349 * calls.c (expand_call): Don't try tail call if caller
2350 has any DECL_HIDDEN_STRING_LENGTH PARM_DECLs that are or might be
2351 passed on the stack and callee needs to pass any arguments on the
2353 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
2354 else if instead of series of mutually exclusive ifs. Handle
2355 DECL_HIDDEN_STRING_LENGTH for PARM_DECLs.
2356 * tree-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
2358 * lto-streamer.h (LTO_major_version): Bump to 9.
2360 2019-05-16 Jun Ma <JunMa@linux.alibaba.com>
2362 PR tree-optimization/90106
2363 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds): Add
2364 new parameter as new internal function call, also move it to new
2366 (use_internal_fn): Pass internal function call to
2367 shrink_wrap_one_built_in_call_with_conds.
2369 2019-05-15 Jakub Jelinek <jakub@redhat.com>
2371 * omp-low.c (lower_rec_input_clauses): For if (0) or simdlen (1) set
2373 * omp-expand.c (expand_omp_simd): For if (0) or simdlen (1) clear
2374 safelen_int and set loop->dont_vectorize.
2376 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2379 * config/i386/i386-builtin.def: Enable MMX intrinsics with
2381 * config/i386/i386-builtins.c (ix86_init_mmx_sse_builtins):
2383 * config/i386/i386-expand.c (ix86_expand_builtin): Allow
2384 SSE/SSE2/SSSE3 to emulate MMX intrinsics with TARGET_MMX_WITH_SSE.
2385 * config/i386/mmintrin.h: Only require SSE2 if __MMX_WITH_SSE__
2388 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2391 * config/i386/mmx.md (*vec_dupv2sf): Changed to
2392 define_insn_and_split to support SSE emulation.
2393 (*vec_extractv2sf_0): Likewise.
2394 (*vec_extractv2sf_1): Likewise.
2395 (*vec_extractv2si_0): Likewise.
2396 (*vec_extractv2si_1): Likewise.
2397 (*vec_extractv2si_zext_mem): Likewise.
2398 (vec_setv2sf): Also allow TARGET_MMX_WITH_SSE.
2399 (vec_extractv2sf_1 splitter): Likewise.
2400 (vec_extractv2sfsf): Likewise.
2401 (vec_setv2si): Likewise.
2402 (vec_extractv2si_1 splitter): Likewise.
2403 (vec_extractv2sisi): Likewise.
2404 (vec_setv4hi): Likewise.
2405 (vec_extractv4hihi): Likewise.
2406 (vec_setv8qi): Likewise.
2407 (vec_extractv8qiqi): Likewise.
2408 (vec_extractv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
2409 TARGET_MMX_WITH_SSE ix86_expand_vector_extract.
2410 (vec_extractv2sisi): Likewise.
2411 (vec_extractv4hihi): Likewise.
2412 (vec_extractv8qiqi): Likewise.
2413 (vec_initv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
2414 TARGET_MMX_WITH_SSE to ix86_expand_vector_init.
2415 (vec_initv2sisi): Likewise.
2416 (vec_initv4hihi): Likewise.
2417 (vec_initv8qiqi): Likewise.
2418 (vec_setv2si): Also allow TARGET_MMX_WITH_SSE. Pass
2419 TARGET_MMX_WITH_SSE to ix86_expand_vector_set.
2420 (vec_setv4hi): Likewise.
2421 (vec_setv8qi): Likewise.
2423 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2426 * config/i386/mmx.md (MMXMODE:mov<mode>): Also allow
2427 TARGET_MMX_WITH_SSE.
2428 (MMXMODE:*mov<mode>_internal): Likewise.
2429 (MMXMODE:movmisalign<mode>): Likewise.
2431 2019-05-15 Uroš Bizjak <ubizjak@gmail.com>
2434 * config/i386/i386.md (*zero_extendsidi2): Add mmx_isa attribute.
2435 * config/i386/sse.md (sse2_cvtpi2pd): Ditto.
2436 (sse2_cvtpd2pi): Ditto.
2437 (sse2_cvttpd2pi): Ditto.
2438 (*vec_concatv2sf_sse4_1): Ditto.
2439 (*vec_concatv2sf_sse): Ditto.
2440 (*vec_concatv2si_sse4_1): Ditto.
2441 (*vec_concatv2si): Ditto.
2442 (*vec_concatv4si_0): Ditto.
2443 (*vec_concatv2di_0): Ditto.
2445 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2448 * config/i386/sse.md (abs<mode>2): Add SSE emulation.
2450 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2453 * config/i386/sse.md (ssse3_palignrdi): Changed to
2454 define_insn_and_split to support SSE emulation.
2456 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2459 * config/i386/sse.md (ssse3_psign<mode>3): Add SSE emulation.
2461 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2464 * config/i386/sse.md (ssse3_pshufbv8qi3): Changed to
2465 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
2468 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2471 * config/i386/sse.md (ssse3_pmulhrswv4hi3): Require TARGET_MMX
2472 or TARGET_MMX_WITH_SSE.
2473 (*ssse3_pmulhrswv4hi3): Add SSE emulation.
2475 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2478 * config/i386/sse.md (ssse3_pmaddubsw): Add SSE emulation.
2480 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2483 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>dv2si3):
2484 Changed to define_insn_and_split to support SSE emulation.
2486 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2489 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>wv4hi3):
2490 Changed to define_insn_and_split to support SSE emulation.
2492 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2495 * config/i386/mmx.md (mmx_<emms>): Renamed to ...
2496 (*mmx_<emms>): This.
2497 (mmx_<emms>): New expander.
2499 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2502 * config/i386/mmx.md (sse2_umulv1siv1di3): Add SSE emulation
2504 (*sse2_umulv1siv1di3): Add SSE2 emulation.
2506 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2509 * config/i386/mmx.md (sse_movntq): Add SSE2 emulation.
2511 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2514 * config/i386/mmx.md (mmx_psadbw): Add SSE emulation.
2516 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2519 * config/i386/mmx.md (mmx_uavgv4hi3): Also check TARGET_MMX and
2520 TARGET_MMX_WITH_SSE.
2521 (*mmx_uavgv4hi3): Add SSE emulation.
2523 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2526 * config/i386/mmx.md (mmx_uavgv8qi3): Also check TARGET_MMX
2527 and TARGET_MMX_WITH_SSE.
2528 (*mmx_uavgv8qi3): Add SSE emulation.
2530 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2533 * config/i386/xmmintrin.h: Emulate MMX maskmovq with SSE2
2534 maskmovdqu for __MMX_WITH_SSE__.
2536 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2539 * config/i386/mmx.md (mmx_umulv4hi3_highpart): Also check
2540 TARGET_MMX and TARGET_MMX_WITH_SSE.
2541 (*mmx_umulv4hi3_highpart): Add SSE emulation.
2543 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2546 * config/i386/mmx.md (mmx_pmovmskb): Changed to
2547 define_insn_and_split to support SSE emulation.
2549 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2552 * config/i386/mmx.md (mmx_<code>v4hi3): Also check TARGET_MMX
2553 and TARGET_MMX_WITH_SSE.
2554 (mmx_<code>v8qi3): Likewise.
2555 (smaxmin:<code>v4hi3): New.
2556 (umaxmin:<code>v8qi3): Likewise.
2557 (smaxmin:*mmx_<code>v4hi3): Add SSE emulation.
2558 (umaxmin:*mmx_<code>v8qi3): Likewise.
2560 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2563 * config/i386/mmx.md (mmx_pinsrw): Also check TARGET_MMX and
2564 TARGET_MMX_WITH_SSE.
2565 (*mmx_pinsrw): Add SSE emulation.
2567 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2570 * config/i386/mmx.md (mmx_pextrw): Add SSE emulation.
2572 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2575 * config/i386/sse.md (sse_cvtpi2ps): Changed to
2576 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
2579 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2582 * config/i386/sse.md (sse_cvtps2pi): Add SSE emulation.
2583 (sse_cvttps2pi): Likewise.
2585 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2588 * config/i386/mmx.md (mmx_pshufw): Also check TARGET_MMX and
2589 TARGET_MMX_WITH_SSE.
2590 (mmx_pshufw_1): Add SSE emulation.
2591 (*vec_dupv4hi): Changed to define_insn_and_split and also allow
2592 TARGET_MMX_WITH_SSE to support SSE emulation.
2594 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2597 * config/i386/constraints.md (Yw): New constraint.
2598 * config/i386/mmx.md (*vec_dupv2si): Changed to
2599 define_insn_and_split and also allow TARGET_MMX_WITH_SSE to
2600 support SSE emulation.
2602 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2605 * config/i386/mmx.md (mmx_eq<mode>3): Also allow
2606 TARGET_MMX_WITH_SSE.
2607 (*mmx_eq<mode>3): Also allow TARGET_MMX_WITH_SSE. Add SSE
2609 (mmx_gt<mode>3): Likewise.
2611 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2614 * config/i386/mmx.md (mmx_andnot<mode>3): Also allow
2615 TARGET_MMX_WITH_SSE. Add SSE support.
2617 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2620 * config/i386/mmx.md (any_logic:mmx_<code><mode>3): Also allow
2621 TARGET_MMX_WITH_SSE.
2622 (any_logic:<code><mode>3): New.
2623 (any_logic:*mmx_<code><mode>3): Also allow TARGET_MMX_WITH_SSE.
2626 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2629 * config/i386/mmx.md (mmx_ashr<mode>3): Also allow
2630 TARGET_MMX_WITH_SSE. Add SSE emulation.
2631 (mmx_<shift_insn><mode>3): Likewise.
2633 (<shift_insn><mode>3): Likewise.
2635 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2638 * config/i386/mmx.md (mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE.
2639 (*mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE. Add SSE support.
2641 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2644 * config/i386/mmx.md (mmx_smulv4hi3_highpart): Also allow
2645 TARGET_MMX_WITH_SSE.
2646 (*mmx_smulv4hi3_highpart): Also allow TARGET_MMX_WITH_SSE. Add
2649 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2652 * config/i386/mmx.md (mmx_mulv4hi3): Also allow
2653 TARGET_MMX_WITH_SSE.
2655 (*mmx_mulv4hi3): Also allow TARGET_MMX_WITH_SSE. Add SSE
2658 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2661 * config/i386/mmx.md (MMXMODEI8): Require TARGET_SSE2 for V1DI.
2662 (plusminus:mmx_<plusminus_insn><mode>3): Check
2663 TARGET_MMX_WITH_SSE.
2664 (sat_plusminus:mmx_<plusminus_insn><mode>3): Likewise.
2665 (<plusminus_insn><mode>3): New.
2666 (*mmx_<plusminus_insn><mode>3): Add SSE emulation.
2667 (*mmx_<plusminus_insn><mode>3): Likewise.
2669 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2672 * config/i386/i386-expand.c (ix86_split_mmx_punpck): New function.
2673 * config/i386/i386-protos.h (ix86_split_mmx_punpck): New
2675 * config/i386/mmx.m (mmx_punpckhbw): Changed to
2676 define_insn_and_split to support SSE emulation.
2677 (mmx_punpcklbw): Likewise.
2678 (mmx_punpckhwd): Likewise.
2679 (mmx_punpcklwd): Likewise.
2680 (mmx_punpckhdq): Likewise.
2681 (mmx_punpckldq): Likewise.
2683 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2684 Uros Bizjak <ubizjak@gmail.com>
2687 * config/i386/i386-expand.c (ix86_move_vector_high_sse_to_mmx):
2689 (ix86_split_mmx_pack): Likewise.
2690 * config/i386/i386-protos.h (ix86_move_vector_high_sse_to_mmx):
2692 (ix86_split_mmx_pack): Likewise.
2693 * config/i386/i386.md (mmx_isa): New.
2694 (enabled): Also check mmx_isa.
2695 * config/i386/mmx.md (any_s_truncate): New code iterator.
2696 (s_trunsuffix): New code attr.
2697 (mmx_packsswb): Removed.
2698 (mmx_packssdw): Likewise.
2699 (mmx_packuswb): Likewise.
2700 (mmx_pack<s_trunsuffix>swb): New define_insn_and_split to emulate
2701 MMX packsswb/packuswb with SSE2.
2702 (mmx_packssdw): Likewise.
2703 * config/i386/predicates.md (register_mmxmem_operand): New.
2705 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2708 * config/i386/i386-c.c (ix86_target_macros_internal): Define
2709 __MMX_WITH_SSE__ for TARGET_MMX_WITH_SSE.
2710 * config/i386/i386.c (ix86_set_reg_reg_cost): Add support for
2711 TARGET_MMX_WITH_SSE with VALID_MMX_REG_MODE.
2712 (ix86_vector_mode_supported_p): Likewise.
2713 * config/i386/i386.h (TARGET_MMX_WITH_SSE): New.
2715 2019-05-15 Martin Liska <mliska@suse.cz>
2718 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
2721 2019-05-15 Richard Biener <rguenther@suse.de>
2723 * tree-into-ssa.c (pass_build_ssa::execute): Run
2724 update_address_taken before going into SSA.
2726 2019-05-15 Richard Biener <rguenther@suse.de>
2728 * tree-pretty-print.c (dump_generic_node): Dump BIT_FIELD_REF
2729 as __BIT_FIELD_REF with type with -gimple.
2731 2019-05-15 Vladislav Ivanishin <vlad@ispras.ru>
2733 * tree-ssa-uninit.c (is_value_included_in): Remove is_unsigned and merge
2734 semantically equivalent branches (left over after prior refactorings).
2736 2019-05-15 Richard Biener <rguenther@suse.de>
2738 PR tree-optimization/88828
2739 * tree-ssa-forwprop.c (simplify_vector_constructor): Fix
2742 2019-05-14 Richard Biener <rguenther@suse.de>
2744 * tree-pretty-print.c (dump_generic_node): Dump VIEW_CONVERT_EXPR
2745 as __VIEW_CONVERT with -gimple.
2747 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
2750 * config/i386/darwin.h (CC1_SPEC): Report -mx32 as an error for
2753 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
2755 * config/rs6000/rs6000.md (eh_set_lr_<mode>): Merge with following
2756 define_split to become a define_insn_and_split.
2758 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
2760 * config/rs6000/rs6000-protos.h (rs6000_emit_epilogue): Change
2762 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Change arguments.
2763 * config/rs6000/rs6000.md (epilogue_type): New define_enum.
2764 (sibcall_epilogue): Adjust.
2767 2019-05-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2769 * config.gcc: Move *-*-solaris2.10* from obsolete configurations
2770 to unsupported ones.
2771 Simplify x86_64-*-solaris2.1[0-9]* to x86_64-*-solaris2*.
2772 * config.host: Likewise.
2773 * config/i386/sol2.h (ASM_COMMENT_START): Remove.
2774 * config/sparc/driver-sparc.c (host_detect_local_cpu) [__sun__ &&
2775 __svr4__]: Remove "brand" fallback.
2776 [!KSTAT_DATA_STRING]: Remove.
2777 * configure.ac (gcc_cv_ld_hidden): Simplify *-*-solaris2.1[0-9]*
2779 (comdat_group): Likewise.
2780 (set_have_as_tls): Likewise.
2781 (gcc_cv_target_dl_iterate_phdr): Likewise.
2782 (gcc_cv_as_shf_merge): Remove Solaris 10/x86 workaround.
2783 (gcc_cv_ld_aligned_shf_merge): Remove Solaris 10/SPARC workaround.
2784 * configure: Regenerate.
2785 * doc/install.texi: Simplify Solaris target triplets.
2786 (Specific, i?86-*-solaris2*): Remove Solaris 10 references.
2787 (Specific, *-*-solaris2*): Document Solaris 10 removal.
2788 Remove Solaris 10 references.
2789 Remove obsolete Solaris bug reference.
2790 (Specific, sparc-sun-solaris2.10): Remove.
2792 2019-05-14 Uroš Bizjak <ubizjak@gmail.com>
2794 * config/i386/i386.md (any_div): New code iterator.
2795 (paired_mod): New code attribute.
2796 (sgnprefix): Handle DIV and UDIV RTXes.
2798 (<u>divmod<mode>4): Macroize expander from divmod<mode>4
2799 and udivmod<mode>4 patterns using any_div code iterator.
2800 (divmod splitters): Macroize splitters using any_div code iterator.
2801 (*udivmodsi4_pow2_zext_1): Use exactl_log2 in insn condition.
2802 (*udivmodsi4_pow2_zext_2): Ditto.
2803 (*<u>divmod<mode>4_noext): Macroize insn from *divmod<mode>4_noext
2804 and *udivmod<mode>4_noext patterns using any_div code iterator.
2805 (*<u>divmod<mode>4_noext_zext_1): Macroize insn from
2806 *divmod<mode>4_noext_zext_1 and *udivmod<mode>4_noext_zext_1
2807 patterns using any_div code iterator.
2808 (*<u>divmod<mode>4_noext_zext_2): Macroize insn from
2809 *divmod<mode>4_noext_zext_2 and *udivmod<mode>4_noext_zext_2
2810 patterns using any_div code iterator.
2811 (<u>divmodhiqi3): Macroize insn from divmodhiqi3 and
2812 udivmodhiqi3 patterns using any_extend code iterator.
2814 2019-05-14 Richard Biener <rguenther@suse.de>
2815 H.J. Lu <hongjiu.lu@intel.com>
2817 PR tree-optimization/88828
2818 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
2819 permuting in a single non-constant element not extracted
2822 2019-05-14 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
2824 * internal-fn.def (SIGNBIT): New.
2825 * config/aarch64/aarch64-simd.md (signbitv2sf2): New expand
2827 (signbitv4sf2): Likewise.
2829 2019-05-14 Chenghua Xu <paul.hua.gm@gmail.com>
2832 * config/mips/mips.c (mips_split_move): Skip forward SRC into
2833 next insn when the SRC reg is dead.
2835 2019-05-14 Bin Cheng <bin.cheng@linux.alibaba.com>
2837 * gimple-ssa-strength-reduction.c (lookup_cand): Adjust index by 1.
2838 (alloc_cand_and_find_basis): Ditto.
2839 (backtrace_base_for_ref, create_mul_ssa_cand): Remove if-then-else.
2840 (create_mul_imm_cand, create_add_ssa_cand): Ditto.
2841 (create_add_imm_cand, slsr_process_cast): Ditto.
2842 (slsr_process_copy, replace_mult_candidate): Ditto.
2843 (replace_rhs_if_not_dup, replace_one_candidate): Ditto.
2844 (dump_cand_vec, analyze_candidates_and_replace): Skip NULL element.
2845 (pass_strength_reduction::execute): Init the first NULL element.
2847 2019-05-13 Nathan Sidwell <nathan@acm.org>
2849 * gcc.c (execute): Simplify cond-expr into if. Reformat comment.
2850 (run_attempt): Reformat line break.
2852 2019-05-13 David Edelsohn <dje.gcc@gmail.com>
2855 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Don't load EH
2856 data registers in sibcall epilogues.
2857 Don't add EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
2859 2019-05-13 Uroš Bizjak <ubizjak@gmail.com>
2862 * configure.ac (--enable-frame-pointer):
2863 Disable by default for cygwin and mingw.
2864 * configure: Regenerate.
2866 2019-05-13 Nathan Sidwell <nathan@acm.org>
2868 * dwarf2out.c (breakout_comdat_types): Move comment to correct
2870 (const_ok_for_output_1): Balance parens around #if/#else/#endif
2871 (gen_member_die): Move abstract origin check earlier. Only VARs
2872 can be static_inline_p. Simplify splicing control flow.
2874 2019-05-13 Richard Biener <rguenther@suse.de>
2876 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle
2878 (vect_build_slp_tree_1): Likewise.
2880 2019-05-13 Richard Biener <rguenther@suse.de>
2882 PR tree-optimization/90402
2883 * tree-if-conv.c (tree_if_conversion): Value number only
2884 the loop body by making the latch an exit of the region
2886 * tree-ssa-sccvn.c (process_bb): Add flag whether to skip
2888 (do_rpo_vn): Deal with multiple edges into the entry block
2889 that are not backedges inside the region by skipping PHIs
2892 2019-05-13 Richard Biener <rguenther@suse.de>
2894 PR tree-optimization/90316
2895 * tree-ssa-pre.c (insert_aux): Fold into ...
2896 (insert): ... this function. Use a RPO walk to reduce the
2897 number of required iterations.
2899 2019-05-13 Martin Liska <mliska@suse.cz>
2901 PR tree-optimization/90416
2902 * tree-vect-stmts.c (vect_check_load_store_mask): Concatenate
2903 string instead of passing the second part as va_arg argument.
2905 2019-05-13 Martin Liska <mliska@suse.cz>
2907 PR gcov-profile/90380
2908 * gcov.c (handle_cycle): Do not support zero cycle count,
2909 it should not be possible.
2910 (path_contains_zero_cycle_arc): New function.
2911 (circuit): Ignore zero cycle arc counts.
2913 2019-05-13 Martin Liska <mliska@suse.cz>
2915 PR gcov-profile/90380
2916 * gcov.c (enum loop_type): Remove the enum and
2918 (handle_cycle): Assert that we should not reach
2920 (circuit): Use loop_found instead of a tri-state loop_type.
2921 (get_cycles_count): Do not handle NEGATIVE_LOOP as it can't
2924 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
2927 * config/i386/i386.c (ix86_output_jmp_thunk_or_indirect): New.
2928 (ix86_output_indirect_branch_via_reg): Use output mechanism
2929 accounting for __USER_LABEL_PREFIX__.
2930 (ix86_output_indirect_branch_via_push): Likewise.
2931 (ix86_output_function_return): Likewise.
2932 (ix86_output_indirect_function_return): Likewise.
2934 2019-05-12 Richard Sandiford <richard.sandiford@arm.com>
2936 * doc/md.texi: Document use of code attributes in rtx patterns.
2937 * read-md.h (rtx_reader::rtx_alloc_for_name): New member function.
2938 * read-rtl.c (find_code): Split out search loops into...
2939 (maybe_find_code): ...this new function.
2940 (check_code_iterator): Make the error message more informative.
2941 (check_code_attribute): New function.
2942 (rtx_reader::rtx_alloc_for_name): Likewise.
2943 (rtx_reader::read_rtx_code): Use rtx_alloc_for_name.
2944 * config/aarch64/predicates.md (aarch64_smin, aarch64_umin): Delete.
2945 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Use
2946 <max_opp> directly as an rtx code instead of via a match_operator.
2947 * config/aarch64/aarch64-sve.md (aarch64_<su>abd<mode>_3): Likewise.
2948 (<su>abd<mode>_3): Update accordingly.
2950 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
2952 * config/rs6000/rs6000.c (debug_stack_info): When -mdebug=stack
2953 is given, print the state of the EH "save world" computation for
2956 2019-05-11 Jakub Jelinek <jakub@redhat.com>
2959 * config/aarch64/aarch64.c (aarch64_expand_epilogue): Don't add
2960 EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
2962 2019-05-11 Uroš Bizjak <ubizjak@gmail.com>
2964 * config/i386/i386.md (floatdi<X87MODEF:mode>2_i387_with_xmm):
2965 Use pinsrd for TARGET_SSE4_1.
2966 * config/i386/sse.md (movdi_to_sse): Ditto.
2968 2019-05-10 Richard Biener <rguenther@suse.de>
2970 * tree-ssa-sccvn.c (visit_reference_op_call): Initialize value-id.
2971 (do_rpo_vn): Initialize next_value_id.
2973 2019-05-10 Martin Liska <mliska@suse.cz>
2975 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
2978 2019-05-10 Jakub Jelinek <jakub@redhat.com>
2980 PR tree-optimization/90385
2981 * tree-parloops.c (try_create_reduction_list): Punt on non-SSA_NAME
2982 arguments of the exit phis.
2985 * tree-inline.h (struct copy_body_data): Add do_not_fold member.
2986 * tree-inline.c (remap_gimple_op_r): Avoid folding expressions if
2988 (copy_tree_body_r): Likewise.
2989 (copy_fn): Set id.do_not_fold to true.
2991 2019-05-10 Martin Liska <mliska@suse.cz>
2993 * config/i386/i386-expand.c (ix86_expand_floorceildf_32):
2994 Reapply changes from r269790.
2996 2019-05-10 Martin Liska <mliska@suse.cz>
2999 * doc/invoke.texi: New params.
3000 * params.def (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SIZE): New.
3001 (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SPEED): Likewise.
3002 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
3004 * tree-switch-conversion.h (struct jump_table_cluster):
3007 2019-05-09 Segher Boessenkool <segher@kernel.crashing.org>
3009 * combine.c (combine_simplify_rtx): Don't make IF_THEN_ELSE RTL.
3011 2019-05-09 Bill Schmidt <wschmidt@linux.ibm.com>
3013 * doc/loop.texi: Remove reference to FOR_EACH_LOOP_BREAK.
3015 2019-05-09 Alexander Monakov <amonakov@ispras.ru>
3017 PR rtl-optimization/88879
3018 * sel-sched.c (sel_target_adjust_priority): Remove assert.
3020 2019-05-09 Richard Earnshaw <rearnsha@arm.com>
3023 * config/arm/arm.c (callee_saved_reg_p): Move before
3024 thumb_find_work_register.
3025 (thumb1_prologue_unused_call_clobbered_lo_regs): Move before
3026 thumb_find_work_register. Only call df_get_live_out once.
3027 (thumb1_epilogue_unused_call_clobbered_lo_regs): Likewise.
3028 (thumb_find_work_register): Use
3029 thumb1_prologue_unused_call_clobbered_lo_regs instead of ad hoc
3030 algorithms to locate a spare call clobbered reg.
3032 2019-05-09 Martin Liska <mliska@suse.cz>
3034 * gimple-pretty-print.c (dump_binary_rhs): Dump MIN_EXPR
3035 and MAX_EXPR in GIMPLE FE format.
3037 2019-05-09 Martin Liska <mliska@suse.cz>
3039 * tree-cfg.c (dump_function_to_file): Dump entry BB count.
3040 * gimple-pretty-print.c (dump_gimple_bb_header):
3042 (pp_cfg_jump): Dump edge probability.
3043 * profile-count.c (profile_quality_as_string): Simplify
3044 with a static array.
3045 (parse_profile_quality): New function.
3046 (profile_count::dump): Simplify with a static array.
3047 (profile_count::from_gcov_type): Add new argument.
3048 * profile-count.h (parse_profile_quality): Likewise.
3049 * predict.h (set_hot_bb_threshold): New.
3050 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
3052 * predict.c (get_hot_bb_threshold): Set from the new param.
3053 (set_hot_bb_threshold): New.
3055 2019-05-09 Richard Biener <rguenther@suse.de>
3057 PR tree-optimization/90395
3058 * tree-ssa-forwprop.c (pass_forwprop::execute): Do not
3059 rewrite vector stores that throw internally.
3061 2019-05-09 Thomas Schwinge <thomas@codesourcery.com>
3063 * cif-code.def (CHKP): Remove.
3066 * configure.ac (--enable-frame-pointer): Disable by default for
3068 * configure: Regenerate.
3070 2019-05-09 Alan Modra <amodra@gmail.com>
3073 * config/rs6000/rs6000.h (enum reg_class, REG_CLASS_NAMES),
3074 (REG_CLASS_CONTENTS): Add GEN_OR_VSX_REGS class.
3075 * config/rs6000/rs6000.c (rs6000_register_move_cost): Correct
3076 cost for general <-> vsx when direct moves are available.
3077 Cost union classes at minimal cost for any reg in the class.
3078 Correct calculation for moves between vsx, float, and altivec.
3079 Don't return a low cost for moves between special regs. Don't
3080 use hard coded register numbers.
3081 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): Define.
3082 (rs6000_ira_change_pseudo_allocno_class): New function.
3083 * config/rs6000/rs6000.md (movsi_internal1, mov<mode>_internal),
3084 (movdi_internal32, movdi_internal64): Remove '*' from vsx register
3086 (movsi_internal1): Don't disparage vector alternatives.
3087 (mov<mode>_internal): Likewise, excepting alternative that
3089 * config/rs6000/vsx.md (vsx_splat_<mode>_reg): Don't disparage
3090 we <- b alternative.
3092 2019-05-08 Jakub Jelinek <jakub@redhat.com>
3095 PR tree-optimization/89060
3096 * tree-ssa-live.h (live_vars_map): New typedef.
3097 (compute_live_vars, live_vars_at_stmt, destroy_live_vars): Declare.
3098 * tree-ssa-live.c: Include gimple-walk.h and cfganal.h.
3099 (struct compute_live_vars_data): New type.
3100 (compute_live_vars_visit, compute_live_vars_1, compute_live_vars,
3101 live_vars_at_stmt, destroy_live_vars): New functions.
3102 * tree-tailcall.c: Include tree-ssa-live.h.
3103 (live_vars, live_vars_vec): New global variables.
3104 (find_tail_calls): Perform variable life analysis before punting.
3105 (tree_optimize_tail_calls_1): Clean up live_vars and live_vars_vec.
3106 * tree-inline.h (struct copy_body_data): Add eh_landing_pad_dest
3108 * tree-inline.c (add_clobbers_to_eh_landing_pad): Remove BB argument.
3109 Perform variable life analysis to select variables that really need
3111 (copy_edges_for_bb): Don't call add_clobbers_to_eh_landing_pad here,
3112 instead set id->eh_landing_pad_dest and assert it is the same.
3113 (copy_cfg_body): Call it here if id->eh_landing_pad_dest is non-NULL.
3115 2019-05-08 Mihail Ionescu <mihail.ionescu@arm.com>
3116 Richard Earnshaw <rearnsha@arm.com>
3119 * config/arm/arm.c (thumb1_prologue_unused_call_clobbered_lo_regs): New
3121 (thumb1_epilogue_unused_call_clobbered_lo_regs): New function.
3122 (thumb1_compute_save_core_reg_mask): Don't force a spare work
3123 register if both the epilogue and prologue can use call-clobbered
3125 (thumb1_unexpanded_epilogue): Use
3126 thumb1_epilogue_unused_call_clobbered_lo_regs. Reverse the logic for
3127 picking temporaries for restoring high regs to match that of the
3128 prologue where possible.
3129 (thumb1_expand_prologue): Add any usable call-clobbered low registers to
3130 the list of work registers. Detect if the return address is still live
3131 at the end of the prologue and avoid using it for a work register if so.
3132 If the return address is not live, add LR to the list of pushable regs
3133 after the first pass.
3135 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
3137 PR tree-optimization/90078
3138 * tree-ssa-loop-ivopts.c (inttypes.h): Include new header file.
3139 (INFTY): Increase the value for infinite cost.
3140 (struct comp_cost): Promote type of members to int64_t.
3141 (infinite_cost): Don't set complexity in initialization.
3142 (comp_cost::operator +,-,+=,-+,/=,*=): Assert when cost computation
3143 overflows to infinite_cost.
3144 (adjust_setup_cost): Promote type of parameter and cost computation
3146 (struct ainc_cost_data, struct iv_ca): Promote type of member to
3148 (get_scaled_computation_cost_at, determine_iv_cost): Promote type of
3149 cost computation to int64_t.
3150 (determine_group_iv_costs, iv_ca_dump, find_optimal_iv_set): Use
3151 int64_t's format specifier in dump.
3153 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
3155 PR tree-optimization/90240
3156 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Scale cost
3157 with respect to scaling factor pre-computed for each basic block.
3158 (try_improve_iv_set): Return bool if best_cost equals to iv_ca cost.
3159 (find_optimal_iv_set_1): Free iv_ca set if it has infinite_cost.
3160 (COST_SCALING_FACTOR_BOUND, determine_scaling_factor): New.
3161 (tree_ssa_iv_optimize_loop): Call determine_scaling_factor. Extend
3162 live range for array of loop's basic blocks. Cleanup aux field of
3163 loop's basic blocks.
3165 2019-05-08 Jakub Jelinek <jakub@redhat.com>
3167 PR tree-optimization/90356
3168 * match.pd ((X +/- 0.0) +/- 0.0): Optimize into X +/- 0.0 if possible.
3170 2019-05-07 Wei Xiao <wei3.xiao@intel.com>
3172 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512BF16_SET
3173 OPTION_MASK_ISA_AVX512BF16_UNSET, OPTION_MASK_ISA2_AVX512BW_UNSET): New.
3174 (OPTION_MASK_ISA2_AVX512F_UNSET): Add OPTION_MASK_ISA_AVX512BF16_UNSET.
3175 (ix86_handle_option): Handle -mavx512bf16.
3176 * config.gcc: Add avx512bf16vlintrin.h and avx512bf16intrin.h
3178 * config/i386/avx512bf16vlintrin.h: New.
3179 * config/i386/avx512bf16intrin.h: New.
3180 * config/i386/cpuid.h (bit_AVX512BF16): New.
3181 * config/i386/driver-i386.c (host_detect_local_cpu): Detect BF16.
3182 * config/i386/i386-builtin-types.def: Add new types.
3183 * config/i386/i386-builtin.def: Add new builtins.
3184 * config/i386/i386-c.c (ix86_target_macros_internal): Define
3186 * config/i386/i386-option.c (ix86_target_string): Add -mavx512bf16.
3187 (ix86_option_override_internal): Handle BF16.
3188 (ix86_valid_target_attribute_inner_p): Ditto.
3189 * config/i386/i386-expand.c (ix86_expand_args_builtin): Ditto.
3190 * config/i386/i386-builtin.c (enum processor_features): Add
3192 (static const _isa_names_table isa_names_table): Ditto.
3193 * config/i386/i386.h (TARGET_AVX512BF16, TARGET_AVX512BF16_P): New.
3194 (PTA_AVX512BF16): Ditto.
3195 * config/i386/i386.opt: Add -mavx512bf16.
3196 * config/i386/immintrin.h: Include avx512bf16intrin.h
3197 and avx512bf16vlintrin.h.
3198 * config/i386/sse.md (avx512f_cvtne2ps2bf16_<mode><mask_name>,
3199 avx512f_cvtneps2bf16_<mode><mask_name>,
3200 avx512f_dpbf16ps_<mode><mask_half_name>): New define_insn patterns.
3201 * config/i386/subst.md (mask_half): Add new subst.
3202 * doc/invoke.texi: Document -mavx512bf16.
3204 2019-05-07 Segher Boessenkool <segher@kernel.crashing.org>
3206 * config/rs6000/rs6000-protos.h (rs6000_legitimize_reload_address_ptr):
3208 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Delete.
3209 (rs6000_debug_legitimize_reload_address): Delete.
3210 (rs6000_legitimize_reload_address_ptr): Delete.
3211 (rs6000_option_override_internal): Adjust.
3212 (mem_operand_gpr): Adjust comment.
3213 (legitimate_lo_sum_address_p): Ditto.
3214 (rs6000_legitimize_reload_address): Delete.
3215 (rs6000_debug_legitimize_reload_address): Delete.
3216 * config/rs6000/rs6000.h (LEGITIMIZE_RELOAD_ADDRESS): Delete.
3218 2019-05-07 Kelvin Nilsen <kelvin@gcc.gnu.org>
3221 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3222 In handling of ALTIVEC_BUILTIN_VEC_INSERT, use modular arithmetic
3223 to compute vector element selector for both constant and variable
3226 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
3228 * config/i386/i386.md (cvt_mnemonic): New mode attribute.
3229 (ashr<mode>3_cvt): Merge insn pattern from ashrsi3_cvt and
3230 ashrdi3_cvt using SWI48 mode iterator.
3232 2019-05-07 Alejandro Martinez <alejandro.martinezvicente@arm.com>
3234 * config/aarch64/aarch64-sve.md (<su>abd<mode>_3): New define_expand.
3235 (aarch64_<su>abd<mode>_3): Likewise.
3236 (*aarch64_<su>abd<mode>_3): New define_insn.
3237 (<sur>sad<vsi2qi>): New define_expand.
3238 * config/aarch64/iterators.md: Added MAX_OPP attribute.
3239 * tree-vect-loop.c (use_mask_by_cond_expr_p): Add SAD_EXPR.
3240 (build_vect_cond_expr): Likewise.
3242 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
3244 * cfgexpand.c (asm_clobber_reg_is_valid): Reject
3245 clobbers outside of accessible_reg_set.
3246 * config/i386/i386.c (ix86_conditional_register_usage):
3247 Disable register sets by clearing corresponding bits in
3248 accessible_reg_set. Do not set corresponding bits in fixed_regs,
3249 call_used_regs and don't clear corresponding reg_names array members.
3251 2019-05-07 Richard Biener <rguenther@suse.de>
3253 * tree-vect-stmts.c (vect_is_simple_cond): When vectype is
3254 not specified still compute a comp_vectype for invariant
3257 2019-05-07 Richard Biener <rguenther@suse.de>
3259 PR tree-optimization/90316
3260 * tree-ssa-pre.c (translate_vuse_through_block): When
3261 same_valid is NULL do not bother to search for a virtual
3263 (phi_translate_1): When operands changed we cannot keep
3264 the same value-number so do not bother to ask whether
3265 that's possible from translate_vuse_through_block.
3267 2019-05-07 Martin Liska <mliska@suse.cz>
3269 * bitmap.c (bitmap_register): Come up with
3270 alloc_descriptor_max_uid and assign it for
3272 (register_overhead): Use get_descriptor as
3274 (release_overhead): New.
3275 (bitmap_elem_to_freelist): Call it.
3276 (bitmap_elt_clear_from): Likewise.
3277 (bitmap_obstack_free): Likewise.
3278 (bitmap_move): Sensitively release memory.
3279 * bitmap.h (struct GTY): Add alloc_descriptor and padding.
3280 (bitmap_initialize): Initialize alloc_descriptor to zero.
3281 * tree-ssa-pre.c (do_hoist_insertion): Use bitmap_move.
3283 2019-05-07 Richard Biener <rguenther@suse.de>
3285 * tree-vect-slp.c (vect_build_slp_tree_2): Bump size whenever
3286 we build a SLP node. Remove max_size and limiting.
3287 (vect_analyze_slp_instance): Record and dump size of the SLP graph.
3289 2019-05-07 Richard Biener <rguenther@suse.de>
3291 PR tree-optimization/90316
3292 * tree-ssa-alias.h (get_continuation_for_phi): Take walking
3294 (walk_non_aliased_vuses): Take walking limit argument.
3295 * tree-ssa-alias.c (maybe_skip_until): Take limit and abort
3296 walking if it is reached instead of just counting.
3297 (get_continuation_for_phi): Likewise.
3298 (walk_non_aliased_vuses): Likewise, instead of leaving counter
3299 limiting to the callback.
3300 * tree-ssa-sccvn.c (vn_reference_lookup_2): Adjust.
3301 (vn_reference_lookup_3): Likewise.
3302 (vn_reference_lookup_pieces): Likewise.
3303 (vn_reference_lookup): Likewise.
3304 * tree-ssa-pre.c (translate_vuse_through_block): Limit walking.
3305 * tree-ssa-scopedtables.c (vuse_eq): Adjust.
3306 (avail_exprs_stack::lookup_avail_expr): Likewise.
3308 2019-05-07 Jan Hubicka <hubicka@ucw.cz>
3310 * tree-ssa-alias.c (aliasing_component_refs_p): Continue looking
3311 for comparaible types in the second direction even if first one
3312 hits incomparable type.
3314 2019-05-07 Richard Biener <rguenther@suse.de>
3317 * lto-wrapper.c (debug_objcopy): Use the original filename
3318 including archive offset for the filename used for -save-temps.
3320 2019-05-07 Li Jia He <helijia@linux.ibm.com>
3322 * tree-ssa-phiopt.c (two_value_replacement): Fix a typo in parameter
3325 2019-05-06 H.J. Lu <hongjiu.lu@intel.com>
3326 Hongtao Liu <hongtao.liu@intel.com>
3330 * config/i386/i386-expand.c (ix86_expand_sse_comi_round):
3331 Modified, original implementation isn't correct.
3333 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3335 * config/rs6000/rs6000.md (FIRST_ALTIVEC_REGNO, LAST_ALTIVEC_REGNO)
3336 (LR_REGNO, CTR_REGNO, CA_REGNO, ARG_POINTER_REGNUM, CR0_REGNO)
3337 (CR1_REGNO, CR2_REGNO, CR3_REGNO, CR4_REGNO, CR5_REGNO, CR6_REGNO)
3338 (CR7_REGNO, MAX_CR_REGNO, VRSAVE_REGNO, VSCR_REGNO)
3339 (FRAME_POINTER_REGNUM): Change numbering.
3340 * config/rs6000/rs6000.c (rs6000_reg_names): Adjust.
3341 (alt_reg_names): Adjust.
3342 (rs6000_conditional_register_usage): Don't mark hard register 64 as
3344 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
3345 (DWARF_FRAME_REGISTERS): Delete.
3346 (DWARF2_FRAME_REG_OUT): Fix whitespace.
3347 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
3349 (REG_ALLOC_ORDER): Adjust.
3350 (FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM): Adjust.
3351 (REG_CLASS_CONTENTS): Adjust.
3352 (RETURN_ADDR_RTX): Change comment.
3353 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use ARG_POINTER_REGNUM
3355 (REGISTER_NAMES): Adjust.
3356 (ADDITIONAL_REGISTER_NAMES): Adjust.
3357 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
3359 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3361 * config/rs6000/rs6000.md (TFHAR_REGNO, TFIAR_REGNO, TEXASR_REGNO):
3363 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
3364 (DWARF_FRAME_REGISTERS): Adjust.
3365 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
3367 (REG_ALLOC_ORDER): Adjust.
3368 (enum reg_class): Delete SPR_REGS.
3369 (REG_CLASS_NAMES): Delete SPR_REGS.
3370 (REG_CLASS_CONTENTS): Delete SPR_REGS. Adjust for deleted TM regs.
3371 (REGISTER_NAMES): Adjust.
3372 (ADDITIONAL_REGISTER_NAMES): Adjust.
3373 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
3374 * config/rs6000/htm.md (htm_mfspr_<mode>, htm_mtspr_<mode>): Adjust.
3375 * config/rs6000/predicates.md (htm_spr_reg_operand): Delete.
3376 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Adjust.
3377 (htm_spr_regno): Delete.
3378 (htm_expand_builtin): Adjust: the HTM builtins now have one fewer
3380 (rs6000_dbx_register_number): Adjust.
3382 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3384 * config/rs6000/rs6000.h (PRE_GCC3_DWARF_FRAME_REGISTERS): Delete.
3386 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3388 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Handle
3389 FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM, and 64 (which was MQ).
3391 2019-05-06 Jakub Jelinek <jakub@redhat.com>
3393 PR tree-optimization/88709
3394 PR tree-optimization/90271
3395 * params.def (PARAM_STORE_MERGING_MAX_SIZE): New parameter.
3396 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Handle
3397 non-clobber CONSTRUCTORs with no elts. Remove useless tmp_int
3399 (imm_store_chain_info::coalesce_immediate_stores): Punt if the size
3400 of the store merging group is larger than
3401 PARAM_STORE_MERGING_MAX_SIZE parameter.
3402 (split_group): Add bzero_first argument. If set, always emit first
3403 the first store which must be = {} of the whole area and then for the
3404 rest of the stores consider all zero bytes as paddings.
3405 (imm_store_chain_info::output_merged_store): Check if first store
3406 is = {} of the whole area and if yes, determine which setting of
3407 bzero_first for split_group gives smaller number of stores. Adjust
3408 split_group callers.
3409 (lhs_valid_for_store_merging_p): Allow decls.
3410 (rhs_valid_for_store_merging_p): Allow non-clobber CONTRUCTORs with
3412 (pass_store_merging::process_store): Likewise.
3414 2019-05-06 Kelvin Nilsen <kelvin@gcc.gnu.org>
3417 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
3418 handling of V1TImode.
3420 2019-05-06 Uroš Bizjak <ubizjak@gmail.com>
3423 * config.gcc (i[34567]86-*-*, x86_64-*-*): Move tests for enable_cld
3424 and enable_frame_pointer ...
3425 * configure.ac: ... here. Update help strings for
3426 --enable-frame-pointer.
3427 * configure: Regenerate.
3428 * config/i386/i386-options.c (ix86_option_override_internal): Remove
3429 USE_X86_64_FRAME_POINTER define, use USE_IX86_FRAME_POINTER instead.
3430 * config/i386/sol2.h (USE_IX86_FRAME_POINTER): Remove.
3431 (USE_X86_64_FRAME_POINTER): Ditto.
3433 2019-05-06 Martin Liska <mliska@suse.cz>
3435 * config.gcc: Append to target_gtfiles and fix indentation.
3437 2019-05-06 Richard Biener <rguenther@suse.de>
3439 PR tree-optimization/90358
3440 * tree-vect-stmts.c (get_group_load_store_type): Properly
3441 detect unused upper half of load.
3442 (vectorizable_load): Likewise.
3444 2019-05-06 Richard Biener <rguenther@suse.de>
3446 PR tree-optimization/88828
3447 * tree-ssa-forwprop.c (get_bit_field_ref_def): Split out from...
3448 (simplify_vector_constructor): ...here. Handle constants in
3451 2019-05-06 Richard Biener <rguenther@suse.de>
3453 PR tree-optimization/90328
3454 * tree-data-ref.h (dr_may_alias_p): Pass in the actual loop nest.
3455 * tree-data-ref.c (dr_may_alias_p): Check whether the clique
3456 is valid in the loop nest before using it.
3457 (initialize_data_dependence_relation): Adjust.
3458 * graphite-scop-detection.c (build_alias_set): Pass the SCOP enclosing
3459 loop as loop-nest to dr_may_alias_p.
3461 2019-05-06 Richard Biener <rguenther@suse.de>
3463 * dwarf2out.c (mem_loc_descriptor): Initialize int_mode.
3465 2019-05-06 Richard Biener <rguenther@suse.de>
3467 PR tree-optimization/90316
3468 * tree-ssa-alias.c (maybe_skip_until): Pass in target BB,
3469 compute target on demand.
3470 (get_continuation_for_phi): Remove code walking stmts to
3471 get to a target virtual operand which could end up being
3474 2019-05-06 Martin Liska <mliska@suse.cz>
3477 * config/i386/i386-options.c (ix86_option_override_internal): Error only
3478 when -mabi is selected to a non-default version.
3480 2019-05-06 Hrishikesh Kulkarni <hrishikeshparag@gmail.com>
3481 Martin Liska <mliska@suse.cz>
3483 * Makefile.in: Add lto-dump.texi.
3484 * cgraph.h: Add new functions get_visibility_string and
3485 get_symtab_type_string.
3486 * doc/gcc.texi: Include lto-dump section.
3487 * doc/lto-dump.texi: New file.
3488 * dumpfile.c (dump_switch_p_1): Use parse_dump_option.
3489 (parse_dump_option): Factor out this function.
3490 * dumpfile.h (enum dump_flag): Add new value TDF_ERROR.
3491 (parse_dump_option): Export the function.
3492 * symtab.c (symtab_node::get_visibility_string): New function.
3493 (symtab_node::get_symtab_type_string): Likewise.
3495 2019-05-06 Martin Liska <mliska@suse.cz>
3497 * config/i386/i386-builtins.c: New file.
3498 * config/i386/i386-builtins.h: New file.
3499 * config/i386/i386-expand.c: New file.
3500 * config/i386/i386-expand.h: New file.
3501 * config/i386/i386-features.c: New file.
3502 * config/i386/i386-features.h: New file.
3503 * config/i386/i386-options.c: New file.
3504 * config/i386/i386-options.h: New file.
3505 * config.gcc: Add new files into extra_objs and
3507 * config/i386/i386.c: Split content of the file
3508 into newly introduced files.
3509 * config/i386/i386.h: Declare common variables
3511 * config/i386/t-i386: Define dependencies for new files.
3513 2019-05-03 Richard Earnshaw <rearnsha@arm.com>
3516 * config/arm/arm.md (unaligned_loadsi): Add variant for thumb1.
3517 Restrict 'all' variant to 32-bit configurations.
3518 (unaligned_loadhiu): Likewise.
3519 (unaligned_storehi): Likewise.
3520 (unaligned_storesi): Likewise.
3521 (unaligned_loadhis): Disable when compiling for thumb1.
3523 2019-05-03 Marc Glisse <marc.glisse@inria.fr>
3525 PR tree-optimization/90269
3526 * tree-loop-distribution.c (find_seed_stmts_for_distribution):
3529 2019-05-03 Martin Liska <mliska@suse.cz>
3531 * hash-map.h: Add is_empty function.
3532 * hash-set.h: Likewise.
3533 * hash-table.h: Likewise.
3534 * dwarf2out.c (dwarf2out_finish): Use is_empty instead of
3535 elements () == 0 (and similar usages).
3536 * gimple-ssa-store-merging.c (pass_store_merging::terminate_and_process_all_chains): Likewise.
3537 * gimplify.c (gimplify_bind_expr): Likewise.
3538 (gimplify_switch_expr): Likewise.
3539 * hash-map-tests.c (test_map_of_strings_to_int): Likewise.
3540 * ipa-icf.c (sem_item_optimizer::remove_symtab_node): Likewise.
3541 * postreload-gcse.c (dump_hash_table): Likewise.
3542 (gcse_after_reload_main): Likewise.
3543 * predict.c (combine_predictions_for_bb): Likewise.
3544 * tree-parloops.c (reduction_phi): Likewise.
3545 (separate_decls_in_region): Likewise.
3546 (transform_to_exit_first_loop): Likewise.
3547 (gen_parallel_loop): Likewise.
3548 (gather_scalar_reductions): Likewise.
3549 (try_create_reduction_list): Likewise.
3550 * var-tracking.c (dump_vars): Likewise.
3551 (emit_notes_for_changes): Likewise.
3552 (vt_emit_notes): Likewise.
3554 2019-05-03 Richard Biener <rguenther@suse.de>
3556 PR tree-optimization/90316
3557 * tree-ssa-pre.c (pass_pre::execute): Re-compute DOM fast queries
3560 2019-05-03 Richard Biener <rguenther@suse.de>
3562 * tree-vect-stmts.c (get_group_load_store_type): Avoid
3563 peeling for gaps by loading only lower halves of vectors
3565 (vectorizable_load): Likewise.
3567 2019-05-03 Richard Biener <rguenther@suse.de>
3570 * match.pd: Add pattern to optimize (A / B) * B + (A % B) to A.
3572 2019-05-03 Richard Biener <rguenther@suse.de>
3575 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)):
3576 Handle STRING_CST vs DECL or STRING_CST.
3578 2019-05-03 Richard Biener <rguenther@suse.de>
3580 PR tree-optimization/88963
3581 * tree-ssa-forwprop.c (pass_forwprop::execute): Rewrite
3582 vector loads feeding only BIT_FIELD_REFs to component
3583 loads. Rewrite stores fed by CONSTRUCTORs to component
3586 2019-05-03 Jakub Jelinek <jakub@redhat.com>
3588 * opts.h (finish_options): Remove lang_mask argument.
3589 (print_help, help_option_argument): Declare.
3590 * opts.c (print_help): Remove forward declaration, no longer static.
3591 (finish_options): Remove lang_mask argument, don't call print_help
3593 * opts-global.c (decode_options): Adjust finish_option caller, call
3596 PR tree-optimization/90303
3597 * ipa-devirt.c (obj_type_ref_class, get_odr_type): Don't use
3598 TYPE_CANONICAL for TYPE_STRUCTURAL_EQUALITY_P types in !in_lto_p mode.
3600 2019-05-03 Richard Biener <rguenther@suse.de>
3602 PR tree-optimization/89698
3603 * gimple-fold.c (canonicalize_constructor_val): Early out
3604 for constants, handle unfolded INTEGER_CSTs as they appear in
3605 C++ virtual table ctors.
3607 2019-05-03 Richard Biener <rguenther@suse.de>
3609 * passes.c (execute_function_todo): Remove dead code.
3611 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
3613 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Do not use
3614 the internal register number, for any "real" register.
3616 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
3618 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Return the
3619 correct numbers for TFHAR, TFIAR, TEXASR.
3621 2019-05-02 Richard Biener <rguenther@suse.de>
3623 PR tree-optimization/89653
3624 * tree-ssa-loop.c (pass_data_tree_loop_init): Execute
3625 update-address-taken before the pass.
3626 * passes.def (pass_tree_loop_init): Put comment before it.
3628 2019-05-02 Richard Biener <rguenther@suse.de>
3630 PR tree-optimization/89509
3631 * tree-ssa-structalias.c (compute_dependence_clique): Look
3632 at the first subvar when determining whether it is restrict.
3634 2019-05-02 Richard Biener <rguenther@suse.de>
3636 PR tree-optimization/90273
3637 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Eliminate
3638 useless debug stmts.
3640 2019-05-02 Alejandro Martinez <alejandro.martinezvicente@arm.com>
3642 * config/aarch64/aarch64-sve.md (<sur>dot_prod<vsi2qi>): Taken from SVE
3644 * config/aarch64/iterators.md: Copied Vetype_fourth, VSI2QI and vsi2qi from
3646 * tree-vect-loop.c (use_mask_by_cond_expr_p): New function to check if a
3647 VEC_COND_EXPR be inserted to emulate a conditional internal function.
3648 (build_vect_cond_expr): Emit the VEC_COND_EXPR.
3649 (vectorizable_reduction): Use the functions above to vectorize in a
3650 fully masked loop codes that don't have a conditional internal
3653 2019-05-02 Martin Liska <mliska@suse.cz>
3655 * cgraphclones.c: Call valid_attribute_p with 1 for
3657 * config/i386/i386-c.c (ix86_pragma_target_parse): Use 0 as
3658 it's for target attribute.
3659 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
3660 Add new boolean argument.
3661 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
3663 (ix86_valid_target_attribute_tree): Pass target_clone_attr
3664 to ix86_valid_target_attribute_inner_p.
3665 (ix86_valid_target_attribute_p): Pass flags argument to
3666 ix86_valid_target_attribute_inner_p.
3667 (get_builtin_code_for_version): Use 0 as it's target attribute.
3669 2019-05-02 Martin Liska <mliska@suse.cz>
3671 * gcc.c (process_command): Add dummy file only
3673 * opts-global.c (decode_options): Pass lang_mask.
3674 * opts.c (print_help): New function.
3675 (finish_options): Print --help if help_option_argument
3677 (common_handle_option): Factor out content of OPT__help_
3679 * opts.h (finish_options): Add new argument.
3681 2019-05-02 Martin Liska <mliska@suse.cz>
3684 * config/i386/i386.c (ix86_expand_strlen): Use strlen call.
3685 With -minline-all-stringops use inline expansion using 4B loop.
3686 * doc/invoke.texi: Document the change of
3687 -minline-all-stringops.
3689 2019-05-01 Jeff Law <law@redhat.com>
3691 PR tree-optimization/88797
3692 * gimple-ssa-split-paths (is_feasible_trace): Reject cases where the
3693 PHI feeds a conditional on the RHS of an assignment.
3695 2019-04-30 Andrew Waterman <andrew@sifive.com>
3696 Jim Wilson <jimw@sifive.com>
3698 * config/riscv/constraints.md (L): New.
3699 * config/riscv/predicates.md (lui_operand): New.
3700 (sfb_alu_operand): New.
3701 * config/riscv/riscv-protos.h (riscv_expand_conditional_move): Declare.
3702 * config/riscv/riscv.c (riscv_expand_conditional_move): New.
3703 * config/riscv/riscv.h (TARGET_SFB_ALU): New.
3704 * config/riscv/risc.md (type): Add sfb_alu.
3705 (branch<mode>): Renamed from branch_order<mode>. Change predicate for
3706 operand 3 to reg_or_0_operand. In output string, change %3 to %z3.
3707 (branch_zero<mode>): Delete.
3709 (mov<GPR:mode><X:mode>cc): Likewise.
3710 * config/riscv/sifive-7.md (sifive_7_sfb_alu): New. Use in bypasses.
3712 2019-04-30 Nathan Sidwell <nathan@acm.org>
3714 * tree.h (MARK_TS_EXP): New.
3716 2019-04-30 Martin Liska <mliska@suse.cz>
3718 * opts.c (enable_warning_as_error): Provide hints
3719 for unknown options.
3721 2019-04-30 Martin Liska <mliska@suse.cz>
3724 * doc/invoke.texi: Add missing dash for gas-locview-support
3725 and gno-as-locview-support.
3727 2019-04-30 Jakub Jelinek <jakub@redhat.com>
3730 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Don't skip
3731 whitespace at the start of target attribute string.
3733 2019-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3736 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
3737 Define __ARM_FEATURE_ATOMICS.
3739 2019-04-30 Martin Liska <mliska@suse.cz>
3741 * gimple-fold.c (gimple_fold_builtin_memory_op): Change endp
3742 into built_in_function enum. Remove code for endp == 2 and
3743 use BUILT_IN_* constants.
3744 (gimple_fold_builtin): Call the function with fcode.
3746 2019-04-30 Martin Liska <mliska@suse.cz>
3748 * config/i386/i386.c (ix86_builtin_reciprocal): Cast
3749 DECL_FUNCTION_CODE into ix86_builtins enum before
3750 the switch statement.
3752 2019-04-30 Jakub Jelinek <jakub@redhat.com>
3754 PR tree-optimization/89475
3755 * tree-ssa-ccp.c (evaluate_stmt): Handle BUILT_IN_BSWAP{16,32,64}
3758 2019-04-30 Martin Liska <mliska@suse.cz>
3760 PR translation/90274
3761 * opts.c (print_filtered_help): Wrap string in _(...).
3763 2019-04-30 Bin Cheng <bin.cheng@linux.alibaba.com>
3765 PR tree-optimization/90240
3767 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
3769 PR tree-optimization/90078
3770 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
3771 checks for infinite_cost overflow.
3773 2019-04-29 Jeff Law <law@redhat.com>
3775 * passes.def: Move -Wrestrict pass after copy propagation.
3777 2019-04-29 Maya Rashish <coypu@sdf.org>
3779 * config.gcc (default_gnu_indirect_function): Default to yes
3780 for arm*-*-netbsd*, i[34567]86-*-netbsd*, powerpc*-*-netbsd*,
3781 sparc*-*-netbsd*, x86_64-*-netbsd*.
3783 2019-04-29 Vladislav Ivanishin <vlad@ispras.ru>
3785 * tree-ssa-uninit.c (is_pred_expr_subset_of): Correctly handle cases
3786 where cond2 is NE_EXPR.
3787 (is_value_included_in): Update comment.
3789 2019-04-29 Richard Biener <rguenther@suse.de>
3791 PR tree-optimization/90278
3792 * tree-ssa-forwprop.c (pass_forwprop::execute): Transfer/clean
3793 EH on comparison simplification.
3795 2019-04-29 Jason Merrill <jason@redhat.com>
3797 PR c++/82081 - tail call optimization breaks noexcept
3798 * tree-tailcall.c (find_tail_calls): Don't turn a call from a
3799 nothrow function to a might-throw function into a tail call.
3801 2019-04-29 Richard Sandiford <richard.sandiford@arm.com>
3803 * tree-data-ref.h (data_dependence_relation::inner_loop): Delete.
3804 (DDR_INNER_LOOP): Likewise.
3805 * tree-data-ref.c (dump_data_dependence_relation): Update accordingly.
3806 (initialize_data_dependence_relation): Likewise.
3807 (insert_innermost_unit_dist_vector): Use 0 instead of DDR_INNER_LOOP.
3809 2019-04-29 Jakub Jelinek <jakub@redhat.com>
3811 PR rtl-optimization/90257
3812 * cfgrtl.c (flow_active_insn_p): Return true for USE of a function
3816 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
3820 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
3823 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
3826 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
3828 * lra-spills.c (lra_final_code_change): Remove useless move insns.
3830 2019-04-29 Richard Biener <rguenther@suse.de>
3832 * tree-ssa.c (insert_debug_temp_for_var_def): For {CLOBBER}
3835 2019-04-27 Iain Buclaw <ibuclaw@gdcproject.org>
3837 * config/netbsd-d.c: Include memmodel.h. Remove unused tree.h,
3838 varasm.h, and netbsd-protos.h.
3840 2019-04-27 Uroš Bizjak <ubizjak@gmail.com>
3843 * config/i386/i386-protos.h (ix86_data_alignment): Change
3844 the second argument type to unsigned int.
3845 * config/i386/i386.c (ix86_data_alignment): Change "align"
3846 argument type to unsigned int.
3848 2019-04-27 Martin Liska <mliska@suse.cz>
3851 * opt-suggestions.c (option_proposer::build_option_suggestions):
3852 When get_valid_option_values returns empty values, add the
3853 misspelling candidate.
3855 2019-04-26 Jim Wilson <jimw@sifive.com>
3857 * config/riscv/riscv-protos.h (riscv_move_integer): Add machine_mode
3859 * config/riscv/riscv.c (riscv_move_integer): New parameter orig_mode.
3860 Pass orig_mode to riscv_build_integer.
3861 (riscv_split_integer): Pass mode to riscv_move_integer.
3862 (riscv_legitimize_const_move): Likewise.
3863 (riscv_legitimize_move): For MEM dest and CONST_INT src case, new local
3864 promoted_mode. Replace force_reg call with code to load constant into
3865 promoted reg and then subreg it for the store.
3866 * config/riscv/riscv.md (low<mode>+1): Pass <GPR:MODE>mode to
3869 2018-04-26 Eugene Sharygin <eush@ispras.ru>
3871 * gdbhooks.py: Fix UnicodeDecodeErrors when printing trees with
3874 2019-04-26 Richard Sandiford <richard.sandiford@arm.com>
3876 * tree.h (TYPE_VECTOR_SUBPARTS, SET_TYPE_VECTOR_SUBPARTS): Add
3877 commentary about the encoding of precision.
3879 2019-04-25 Andreas Tobler <andreast@gcc.gnu.org>
3881 * config/i386/freebsd64.h: Add bits for 32-bit multilib support.
3882 * config/i386/t-freebsd64: New file.
3883 * config.gcc: Add the t-freebsd64 for multilib support.
3885 2019-04-25 Uroš Bizjak <ubizjak@gmail.com>
3887 * doc/extend.texi (vector_size): Add missing comma after @xref.
3889 2019-04-25 Jakub Jelinek <jakub@redhat.com>
3891 * BASE-VER: Set to 10.0.0.
3893 2019-04-25 Richard Biener <rguenther@suse.de>
3896 * gimplify.c (gimplify_expr): Avoid turning a lvalue
3897 VIEW_CONVERT_EXPR into one operating on an rvalue.
3899 2019-04-25 H.J. Lu <hongjiu.lu@intel.com>
3902 * config/i386/i386.c (feature_priority): Moved to file scope.
3903 (processor_features): Likewise.
3904 (processor_model): Likewise.
3905 (_arch_names_table): Likewise.
3906 (arch_names_table): Likewise.
3907 (_feature_list): Removed.
3908 (feature_list): Likewise.
3909 (_isa_names_table): Moved to file scope. Add priority.
3910 (isa_names_table): Likewise.
3911 (get_builtin_code_for_version): Replace feature_list with
3912 isa_names_table. Update error message for P_ZERO priority.
3914 2019-04-25 Richard Biener <rguenther@suse.de>
3916 * tree-pass.h (make_pass_phi_only_cprop): Remove.
3917 * timevar.def (TV_TREE_PHI_CPROP): Likewise.
3919 2019-04-24 Jeff Law <law@redhat.com>
3921 PR tree-optimization/90037
3922 * Makefile.in (OBJS): Remove tree-ssa-phionlycprop.c
3923 * passes.def: Replace all instance of phi-only cprop with the
3924 lattice propagator. Move propagation pass from after erroneous
3925 path isolation to before erroneous path isolation.
3926 * tree-ssa-phionlycprop.c: Remove.
3928 2019-04-24 Richard Biener <rguenther@suse.de>
3931 * gimple-fold.c (fold_const_aggregate_ref_1): Do multiplication
3932 by size and BITS_PER_UNIT on poly-wide-ints.
3934 2019-04-25 Richard Biener <rguenther@suse.de>
3937 * match.pd: Add pattern to simplify view-conversion of an
3940 2019-04-24 Clement Chigot <clement.chigot@atos.net>
3942 * config/rs6000/aix71.h (SUBTARGET_OVERRIDE_OPTIONS): Disable
3943 OPTION_MASK_VSX and OPTION_MASK_ALTIVEC from rs6000_isa_flags
3944 for Go on 32 bit AIX.
3945 * config/rs6000/aix72.h: Likewise.
3947 2019-04-24 Jakub Jelinek <jakub@redhat.com>
3950 * rtl.c (classify_insn): Return JUMP_INSN for asm goto.
3951 * emit-rtl.c (try_split): Copy over REG_LABEL_TARGET.
3953 2019-04-24 Andreas Krebbel <krebbel@linux.ibm.com>
3956 * config/s390/s390.c (s390_restore_gprs_from_fprs): Restore GPRs
3957 from FPRs in reverse order. Generate REG_CFA_DEF_CFA note also
3958 for restored hard frame pointer.
3959 (s390_sched_dependencies_evaluation): Implement new target hook.
3960 (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK): New macro definition.
3962 2019-04-24 Claudiu Zissulescu <claziss@sysnopsys.com>
3964 * config/arc/arc-options.def: Fix typos and spelling mistakes.
3965 * config/arc/arc.c (arc_init): Cleanup warning message.
3966 (arc_override_options): Likewise.
3968 2019-04-24 Jakub Jelinek <jakub@redhat.com>
3971 * config/i386/i386.c (ix86_expand_sse_fp_minmax): Force if_true into
3972 a register if both if_true and if_false are MEMs.
3974 PR tree-optimization/90208
3975 * tree-cfg.c (remove_bb): Move forced labels from removed bbs
3976 after labels of new_bb, not before them.
3978 PR tree-optimization/90211
3979 * tree-parloops.c (try_create_reduction_list): Ignore phi arguments
3980 which are not SSA_NAMEs.
3982 2018-04-23 Sudakshina Das <sudi.das@arm.com>
3984 * config/aarch64/aarch64-linux.h (TARGET_ASM_FILE_END): Define for
3986 (aarch64_file_end_indicate_exec_stack): Add gnu note section.
3988 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
3990 PR rtl-optimization/87979
3991 * modulo-sched.c (sms_schedule): Start ii value "mii" should
3994 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
3996 PR rtl-optimization/84032
3997 * modulo-sched.c (ps_insn_find_column): Change condition so that
3998 branch will always be the last insn in a row inside partial
4001 2019-04-23 Richard Biener <rguenther@suse.de>
4004 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Add
4005 dest_single_pred_p argument.
4006 (remove_forwarder_block): Adjust.
4007 (remove_forwarder_block_with_phi): Likewise.
4009 2019-04-23 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4010 Bernd Edlinger <bernd.edlinger@hotmail.de>
4011 Jakub Jelinek <jakub@redhat.com>
4014 * config/arm/arm.c (aapcs_vfp_is_call_or_return_candidate): Diagnose
4015 if used with general-regs-only.
4016 (arm_conditional_register_usage): Don't add non-general regs if
4018 (arm_valid_target_attribute_rec): Handle general-regs-only.
4019 * config/arm/arm.h (TARGET_HARD_FLOAT): Return false if
4021 (TARGET_HARD_FLOAT_SUB): Define.
4022 (TARGET_SOFT_FLOAT): Define as negation of TARGET_HARD_FLOAT_SUB.
4023 (TARGET_REALLY_IWMMXT): Add && !TARGET_GENERAL_REGS_ONLY.
4024 (TARGET_REALLY_IWMMXT2): Likewise.
4025 * config/arm/arm.opt: Add -mgeneral-regs-only.
4026 * doc/extend.texi: Document ARM general-regs-only target.
4027 * doc/invoke.texi: Document ARM -mgeneral-regs-only.
4029 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
4031 PR tree-optimization/90078
4032 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
4033 checks for infinite_cost overflow.
4035 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
4037 PR tree-optimization/90021
4038 * tree-chrec.c (evolution_function_is_univariate_p): New parameter
4039 and check univariate against it.
4040 * tree-chrec.h (evolution_function_is_univariate_p): New parameter.
4041 * tree-data-ref.c (add_other_self_distances): Pass new argument.
4043 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
4047 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
4050 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
4053 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
4055 * lra-spills.c (lra_final_code_change): Remove useless move insns.
4057 2019-04-21 Iain Sandoe <iain@sandoe.co.uk>
4059 * config/rs6000/rs6000.md (group_end_nop): Emit insn register
4060 names using operand format, rather than hard-wired.
4061 (speculation_barrier): Likewise.
4063 2019-04-19 Segher Boessenkool <segher@kernel.crashing.org>
4065 PR tree-optimization/88055
4066 * tree-call-cdce.c (comparison_code_if_no_nans): New function.
4067 (gen_one_condition): Use it if !HONOR_NANS.
4069 2019-04-19 Jakub Jelinek <jakub@redhat.com>
4072 * tree-outof-ssa.c (get_temp_reg): If reg_mode is BLKmode, return
4073 assign_temp instead of gen_reg_rtx.
4075 2019-04-19 Christophe Lyon <christophe.lyon@linaro.org>
4077 PR translation/90118
4078 * config/aarch64/aarch64.c (aarch64_override_options_internal):
4079 Add missing space before %<.
4081 2019-04-18 Peter Bergner <bergner@linux.ibm.com>
4083 PR rtl-optimization/87871
4084 * ira-lives.c (make_object_dead): Don't add conflicts to
4085 TOTAL_CONFLICT_HARD_REGS for register ignore_reg_for_conflicts.
4087 2019-04-18 Martin Sebor <msebor@redhat.com>
4090 * tree.h (TYPE_VECTOR_SUBPARTS): Use HOST_WIDE_INT_1U.
4091 * config/aarch64/aarch64.c (aarch64_simd_vector_alignment): Avoid
4092 assuming type size fits in SHWI.
4094 2019-04-18 Jan Hubicka <hubicka@ucw.cz>
4097 * ipa-inline.c (flatten_function): New parameter UPDATE.
4098 (ipa_inline, early_inliner): Use it.
4100 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
4102 * fold-const.c (int_const_binop): Return early on failure.
4104 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
4107 * combine.c (force_int_to_mode): Cast the argument rather than
4108 the result of known_alignment.
4109 * rtlanal.c (rtx_addr_can_trap_p_1): Use known_subrange_p.
4111 2019-04-18 Richard Biener <rguenther@suse.de>
4114 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Split
4116 (remove_forwarder_block): ... here.
4117 (remove_forwarder_block_with_phi): Also move debug stmts here.
4119 2019-04-18 Jakub Jelinek <jakub@redhat.com>
4121 PR translation/79183
4122 * gimple-ssa-sprintf.c (format_directive): Use inform_n instead of
4123 inform where appropriate.
4125 2019-04-18 Richard Biener <rguenther@suse.de>
4127 * tree.c (get_qualified_type): Put found type variants at the
4128 head of the variant list.
4130 2018-04-17 Segher Boessenkool <segher@kernel.crashing.org>
4132 * config/rs6000/rs6000.c (rs6000_register_move_cost): Fix typo.
4134 2019-04-17 Hongtao Liu <hongtao.liu@intel.com>
4137 * config/i386/avx512fintrin.h (_mm_maskz_fmadd_round_sd,
4138 _mm_maskz_fmadd_round_ss, _mm_maskz_fmsub_round_sd,
4139 _mm_maskz_fmsub_round_ss, _mm_maskz_fnmadd_round_sd,
4140 _mm_maskz_fnmadd_round_ss, _mm_maskz_fnmsub_round_sd,
4141 _mm_maskz_fnmsub_round_ss): Use _maskz builtin instead of _mask3.
4143 2019-04-17 Peter Bergner <bergner@linux.ibm.com>
4145 * ira-conflicts.c (print_allocno_conflicts): Always print something,
4146 even for allocno's with no conflicts.
4147 (print_conflicts): Print an extra newline.
4149 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
4151 * auto-inc-dec.c (attempt_change): Set the alignment of the
4152 temporary memory to that of the original.
4154 2019-04-17 Joao Moreira <jmoreira@suse.de>
4156 * targhooks.c (default_print_patchable_function_entry): Emit
4157 __patchable_function_entries section with writable flags to allow
4158 relocation resolution.
4160 2019-04-17 Jonny Grant <jg@jguk.org>
4162 * collect2.c (main): Change gcc.gnu.org URL to HTTPS.
4164 2019-04-17 Jakub Jelinek <jakub@redhat.com>
4167 * internal-fn.c (expand_mul_overflow): Don't set SUBREG_PROMOTED_VAR_P
4170 2019-04-17 Claudiu Zissulescu <claziss@synopsys.com>
4172 * config/arc/arc.c (arc_init): Format diagnostic string.
4173 (arc_override_options): Likewise.
4174 (check_if_valid_regno_const): Likewise.
4175 (arc_reorg): Likewise.
4177 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
4180 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Adjust pattern
4182 (rs6000_emit_allocate_stack_1): Simplify condition. Adjust pattern
4184 * config/rs6000/rs6000.md (bits): Add entries for SF and DF.
4185 (*movdi_update1): Use Pmode.
4186 (movdi_<mode>_update): Fix argument to avoiding_indexed_address_p.
4187 (movdi_<mode>_update_stack): Rename to ...
4188 (movdi_update_stack): ... this. Fix comment. Change condition. Don't
4190 (*movsi_update1): Use Pmode.
4191 (*movsi_update2): Use Pmode.
4192 (movsi_update): Rename to ...
4193 (movsi_<mode>_update): ... this. Use Pmode.
4194 (movsi_update_stack): Fix condition.
4195 (*movhi_update1): Use Pmode. Fix argument to
4196 avoiding_indexed_address_p.
4197 (*movhi_update2): Ditto.
4198 (*movhi_update3): Ditto.
4199 (*movhi_update4): Ditto.
4200 (*movqi_update1): Ditto.
4201 (*movqi_update2): Ditto.
4202 (*movqi_update3): Ditto.
4203 (*movsf_update1, *movdf_update1): Merge, rename to...
4204 (*mov<mode>_update1): This. Use Pmode. Fix argument to
4205 avoiding_indexed_address_p. Add "size" attribute.
4206 (*movsf_update2, *movdf_update2): Merge, rename to...
4207 (*mov<mode>_update2): This. Ditto.
4208 (*movsf_update3): Use Pmode. Fix argument to
4209 avoiding_indexed_address_p.
4210 (*movsf_update4): Ditto.
4211 (allocate_stack): Simplify condition. Adjust pattern names.
4213 2019-04-17 Jakub Jelinek <jakub@redhat.com>
4216 * config/arm/arm.c (arm_valid_target_attribute_rec): Don't skip
4217 whitespace at the start of target attribute string.
4219 2019-04-16 Pat Haugen <pthaugen@us.ibm.com>
4222 * config/rs6000/power9.md: Add store forwarding bypass.
4224 2019-04-16 Alexandre Oliva <aoliva@redhat.com>
4227 * valtrack.c (dead_debug_insert_temp): Reset debug references
4228 to the return value of a call being removed.
4230 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4232 * config/arc/arc-protos.h (arc_register_move_cost): Remove.
4233 * config/arc/arc.c (arc_register_move_cost): Re-purpose it to
4234 implement target hook.
4235 (arc_memory_move_cost): New function.
4236 (TARGET_REGISTER_MOVE_COST): Define.
4237 (TARGET_MEMORY_MOVE_COST): Likewise.
4238 * config/arc/arc.h (REGISTER_MOVE_COST): Remove.
4239 (MEMORY_MOVE_COST): Likewise.
4241 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4243 * config/arc/arc.md (sibcall_insn): Use Rcd constraint.
4244 (sibcall_value_insn): Likewise.
4245 * config/arc/constraints.md (Rs5): Remove.
4247 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4249 * config/arc/arc.c (arc_hard_regno_modes): Add two missing modes
4250 for last two fake registers.
4251 (arc_conditional_register_usage): Make sure fake frame and arg
4252 pointer regs are in general regs class.
4253 (FRAME_POINTER_MASK): Remove.
4254 (RETURN_ADDR_MASK): Remove.
4255 (arc_must_save_register): Use hard frame regnum.
4256 (frame_restore_reg): Use hard_frame_pointer_rtx.
4257 (arc_save_callee_saves): Likewise.
4258 (arc_restore_callee_saves): Likewise.
4259 (arc_save_callee_enter): Likewise.
4260 (arc_restore_callee_leave): Likewise.
4261 (arc_save_callee_milli): Likewise.
4262 (arc_eh_return_address_location): Likewise.
4263 (arc_check_multi): Use hard frame regnum.
4264 (arc_can_eliminate): Likewise.
4265 * config/arc/arc.h (FIXED_REGISTERS): Make FP register available
4266 for register allocator.
4267 (REG_CLASS_CONTENTS): Update GENERAL_REGS.
4268 (REGNO_OK_FOR_BASE_P): Consider FRAME_POINTER_REGNUM.
4269 (FRAME_POINTER_REGNUM): Change it to a fake register.
4270 (HARD_FRAME_POINTER_REGNUM): Defined.
4271 (ARG_POINTER_REGNUM): Change it to a new fake register.
4272 (ELIMINABLE_REGS): Update.
4273 (REGISTER_NAMES): Update names.
4274 * config/arc/arc.md (LP_START): Remove.
4276 (shift_si3_loop): Update pattern.
4278 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4280 * config/arc/arc.c (arc_expand_prologue): Emit blockage regardless
4281 to avoid delay slot scheduling.
4282 (arc_must_save_register): Don't save SP.
4283 * config/arc/arc.md (stack_tie): Remove.
4284 (UNSPEC_ARC_STKTIE): Likewise.
4286 2019-04-16 Kito Cheng <kito.cheng@gmail.com>
4287 Shiva Chen <shiva0217@gmail.com>
4289 * config/nds32/nds32-md-auxiliary.c (nds32_split_ashiftdi3): Fix wrong
4290 code gen with large shift amount.
4292 2019-04-16 Chung-Ju Wu <jasonwucj@gmail.com>
4294 * config/nds32/nds32-pipelines-auxiliary.c (wext_odd_dep_p): Handle
4297 2019-04-16 Jakub Jelinek <jakub@redhat.com>
4300 * config/i386/i386.c (ix86_target_string): Add ADD_ABI_P argument, only
4301 print -m64/-mx32/-m32 if it is true.
4302 (ix86_debug_options, ix86_function_specific_print): Pass true as
4303 ADD_ABI_P to ix86_target_string.
4304 (ix86_expand_builtin): Adjust ix86_target_string caller, pass true as
4305 ADD_ABI_P only if OPTION_MASK_ISA_64BIT is set in bisa and in that case
4306 or into it OPTION_MASK_ISA_ABI_64 or OPTION_MASK_ISA_ABI_X32.
4308 PR rtl-optimization/90082
4309 * dce.c (can_delete_call): New function.
4310 (deletable_insn_p, mark_insn): Use it.
4312 PR tree-optimization/90090
4313 * tree-ssa-math-opts.c (is_division_by): Ignore divisions that can
4315 (is_division_by_square): Likewise. Formatting fix.
4317 2019-04-16 Richard Biener <rguenther@suse.de>
4319 PR tree-optimization/56049
4320 * tree-ssa-loop-im.c (mem_ref_hasher::equal): Elide alias-set
4321 equality check if alias-set zero will prevail.
4323 2019-04-15 Jeff Law <law@redhat.com>
4325 * config/microblaze/microblaze.c (microblaze_expand_block_move): Treat
4326 size and alignment as unsigned.
4328 2019-04-15 Richard Biener <rguenther@suse.de>
4331 * tree-loop-distribution.c (destroy_loop): Preserve correct
4334 2019-04-15 Richard Biener <rguenther@suse.de>
4336 PR tree-optimization/90071
4337 * tree-ssa-reassoc.c (init_range_entry): Do not pick up
4338 abnormal operands from def stmts.
4340 2019-04-15 Segher Boessenkool <segher@kernel.crashing.org>
4342 PR rtl-optimization/89794
4343 * combine.c (count_auto_inc): New function.
4344 (try_combine): Count how many auto_inc expressions there were in the
4345 original instructions. Ensure we have the same number in the new
4346 instructions. Remove the code that tried to ensure auto_inc side
4347 effects on i1 and i0 are not lost.
4349 2019-04-15 Richard Biener <rguenther@suse.de>
4352 * tree.h (auto_var_p): Declare.
4353 * tree.c (auto_var_p): New function, split out from ...
4354 (auto_var_in_fn_p): ... here.
4355 * tree-ssa-structalias.c (struct variable_info): Add shadow_var_uid
4357 (new_var_info): Initialize it.
4358 (set_uids_in_ptset): Also set the shadow variable uid if required.
4359 (ipa_pta_execute): Postprocess points-to solutions assigning
4360 shadow variable uids for locals that may reach their containing
4361 function recursively.
4362 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Do not
4363 assert but instead check whether the points-to solution is
4366 2019-04-15 Martin Jambor <mjambor@suse.cz>
4369 * cgraph.c (clone_of_p): Loop over clone chain for each step in
4372 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
4374 * config.gcc (nds32*-*-linux*): Set gcc_cv_initfini_array to yes.
4376 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
4377 Kito Cheng <kito.cheng@gmail.com>
4378 Shiva Chen <shiva0217@gmail.com>
4380 * config/nds32/nds32-md-auxiliary.c
4381 (nds32_legitimize_pic_address): Use new PIC pattern.
4382 (nds32_legitimize_tls_address): Use new TLS pattern.
4383 (nds32_output_symrel): New.
4384 * config/nds32/nds32-protos.h (nds32_output_symrel): Declare.
4385 (nds32_alloc_relax_group_id): Ditto.
4386 * config/nds32/nds32-relax-opt.c (nds32_alloc_relax_group_id): New.
4387 (nds32_group_insns): Use nds32_alloc_relax_group_id instead of use
4389 (nds32_group_tls_insn): Ditto.
4390 (nds32_group_float_insns): Ditto.
4391 * config/nds32/nds32.md (tls_le): New.
4394 2019-04-15 Chung-Ju Wu <jasonwucj@gmail.com>
4396 * configure: Add nds32 target for dwarf2 debug_line checking.
4397 * configure.ac: Regenerated.
4399 2019-04-14 Jan Hubicka <hubicka@ucw.cz>
4402 * ipa-devirt.c (skip_in_fields_list_p): New.
4403 (odr_types_equivalent_p): Use it.
4405 2019-04-13 Jakub Jelinek <jakub@redhat.com>
4408 * config/arm/arm.c (arm_valid_target_attribute_rec): Use strcmp
4409 instead of strncmp when checking for thumb and arm. Formatting fixes.
4411 2019-04-12 Iain Buclaw <ibuclaw@gdcproject.org>
4413 * doc/install.texi: Document --with-target-system-zlib.
4415 2019-04-12 Martin Sebor <msebor@redhat.com>
4421 * targhooks.c (default_vector_alignment): Avoid assuming
4422 argument fits in SHWI.
4423 * tree.h (TYPE_VECTOR_SUBPARTS): Avoid sign overflow in
4425 * doc/extend.texi (__builtin_has_attribute): Add a clarifying note.
4427 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4429 PR rtl-optimization/89965
4430 * dce.c: Include rtl-iter.h.
4431 (struct check_argument_load_data): New type.
4432 (check_argument_load): New function.
4433 (find_call_stack_args): Check for loads from stack slots still tracked
4434 in sp_bytes and punt if any is found.
4436 * config/mips/loongson-mmiintrin.h: Fix up #error message.
4438 2019-04-12 Jan Hubicka <hubicka@ucw.cz>
4440 * params.def (PARAM_MAX_LTO_STREAMING_PARALLELISM): New parameter.
4441 * doc/invoke.texi (max-lto-streaming-paralellism): New --param.
4443 2019-04-12 Martin Liska <mliska@suse.cz>
4446 * multiple_target.c (create_dispatcher_calls): Wrap ifunc
4448 (separate_attrs): Handle multiple 'default's.
4449 (expand_target_clones): Rework error handling code.
4451 2019-04-12 Kelvin Nilsen <kelvin@gcc.gnu.org>
4454 * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): Use inner
4455 mode of vector rather than mode of destination for move instruction.
4456 * config/rs6000/vsx.md (*vsx_extract_<mode>_<VS_scalar>mode_var):
4457 Use QI inner mode with V16QI vector mode.
4459 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4462 * config/tilepro/tilepro.c (tilepro_print_operand): Use just
4463 "invalid %%t operand" in output_operand_lossage message.
4465 2019-04-12 Andreas Krebbel <krebbel@linux.ibm.com>
4467 * config/s390/predicates.md (permute_pattern_operand): New
4469 * config/s390/vector.md ("*vec_splats_bswap_vec<mode>"): Add USE
4470 operand for the permute pattern.
4471 ("*vec_perm<mode>"): New insn definition.
4472 ("bswap<mode>"): Generate the permute pattern operand in the
4473 expander and perform the operand reloads for pre arch13 level
4475 ("*bswap<mode>_emu"): Rename to ...
4476 ("*bswap<mode>"): ... this. And make the splitter vxe2 only.
4477 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>"):
4478 Add the USE operand for the permute pattern.
4479 ("*vec_set_bswap_vec<mode>"): Likewise.
4481 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4484 * varasm.c (assemble_start_function): Don't use tree_fits_uhwi_p
4485 and gcc_unreachable if it fails, just call tree_to_uhwi which
4486 verifies that too. Test TREE_CHAIN instead of list_length > 1.
4487 Start warning message with a lower-case letter. Formatting fixes.
4489 PR rtl-optimization/90026
4490 * cfgcleanup.c (try_optimize_cfg): When removing empty bb with no
4491 successors, look for BARRIERs inside of the whole BB_FOOTER chain
4492 rather than just at the start of it. If e->src BB_FOOTER is not NULL
4493 in cfglayout mode, use emit_barrier_after_bb.
4495 2018-04-11 Steve Ellcey <sellcey@marvell.com>
4497 PR rtl-optimization/87763
4498 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>4_noshift_alt):
4501 2019-04-11 Tom de Vries <tdevries@suse.de>
4503 * doc/extend.texi (@node Statement Exprs): Note variable shadowing at
4504 max macro using statement expression.
4506 2019-04-11 David Edelsohn <dje.gcc@gmail.com>
4508 * xcoffout.h (xcoff_private_rodata_section_name): Declare.
4509 * xcoffout.c (xcoff_private_rodata_section_name): Define.
4510 * config/rs6000/rs6000.c (rs6000_xcoff_asm_init_sections): Create
4511 read_only_private_data_section using xcoff_private_rodata_section_name.
4512 (rs6000_xcoff_file_start): Generate xcoff_private_rodata_section_name.
4514 2019-04-11 Christophe Lyon <christophe.lyon@linaro.org>
4517 * config/aarch64/aarch64.opt (msve-vector-bits): Add missing final '.'.
4519 2019-04-11 Jakub Jelinek <jakub@redhat.com>
4521 PR rtl-optimization/89965
4522 * dce.c (sp_based_mem_offset): New function.
4523 (find_call_stack_args): Use sp_based_mem_offset.
4525 2019-04-11 Jonathan Wakely <jwakely@redhat.com>
4527 * doc/invoke.texi (Optimize Options): Clarify -flive-patching docs.
4529 2019-04-11 Richard Biener <rguenther@suse.de>
4531 PR tree-optimization/90020
4532 * tree-ssa-sccvn.c (vn_reference_may_trap): New function.
4533 * tree-ssa-sccvn.h (vn_reference_may_trap): Declare.
4534 * tree-ssa-pre.c (compute_avail): Use it to not put
4535 possibly trapping references after a call that might not
4536 return into EXP_GEN.
4537 * gcse.c (compute_hash_table_work): Do not elide
4538 marking a block containing a call if the call might not
4541 2019-04-11 Richard Biener <rguenther@suse.de>
4543 PR tree-optimization/90018
4544 * tree-vect-data-refs.c (vect_preserves_scalar_order_p):
4545 Test both SLP and interleaving variants.
4547 2019-04-11 Robin Dapp <rdapp@linux.ibm.com>
4549 * config/s390/8561.md: New file.
4550 * config/s390/driver-native.c (s390_host_detect_local_cpu):
4551 Add arch13 cpu model.
4552 * config/s390/s390-opts.h (enum processor_type): Likewise.
4553 * config/s390/s390.c (s390_get_sched_attrmask): Add arch13.
4554 (s390_get_unit_mask): Likewise.
4555 (s390_is_fpd): Likewise.
4556 (s390_is_fxd): Likewise.
4557 * config/s390/s390.h (s390_tune_attr): Likewise.
4558 * config/s390/s390.md: Include arch13 pipeline description.
4559 * config/s390/s390.opt: Add arch13.
4561 2018-04-10 Steve Ellcey <sellcey@marvell.com>
4563 PR rtl-optimization/87763
4564 * config/aarch64/aarch64-protos.h (aarch64_masks_and_shift_for_bfi_p):
4566 * config/aarch64/aarch64.c (aarch64_masks_and_shift_for_bfi_p):
4568 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>5_shift):
4570 (*aarch64_bfi<GPI:mode>5_shift_alt): Ditto.
4571 (*aarch64_bfi<GPI:mode>4_noand): Ditto.
4572 (*aarch64_bfi<GPI:mode>4_noand_alt): Ditto.
4573 (*aarch64_bfi<GPI:mode>4_noshift): Ditto.
4575 2019-04-10 Jonathan Wakely <jwakely@redhat.com>
4577 * doc/invoke.texi (Optimize Options): Change "Nevertheless" to
4578 "Although" in -fipa-icf documentation.
4580 * doc/invoke.texi (Debugging Options): Explicitly state the semantics
4581 of using multiple -g options.
4583 2019-04-10 Martin Liska <mliska@suse.cz>
4585 PR gcov-profile/89959
4586 * doc/gcov.texi: Make documentation of -x option
4589 2019-04-10 Richard Biener <rguenther@suse.de>
4591 * tree-vectorizer.h (_stmt_vec_info): Remove same_dr_stmt
4593 (DR_GROUP_SAME_DR_STMT): Remove.
4594 * tree-vect-stmts.c (vectorizable_load): Remove unreachable code.
4595 * tree-vect-data-refs.c (vect_analyze_group_access_1): Likewise,
4596 replace with assert.
4597 (vect_analyze_data_ref_accesses): Fix INTEGER_CST comparison.
4598 (vect_record_grouped_load_vectors): Remove unreachable code.
4600 2019-04-10 Richard Earnshaw <rearnsha@arm.com>
4603 * config/aarch64/aarch64.opt (msve-vector-bits): Remove redundant and
4604 obsolete reference to N.
4606 2019-04-10 Jakub Jelinek <jakub@redhat.com>
4609 * expr.c (store_expr): Set properly size on the MEM passed to
4613 * gimple-ssa-sprintf.c (target_to_host): Fix handling of targstr
4614 with strlen in between hostsz-3 and hostsz-1 inclusive when no
4615 translation is needed, and when translation is needed, only append
4616 ... if the string length is hostsz or more bytes long. Avoid using
4619 2019-04-09 Matthew Malcomson <matthew.malcomson@arm.com>
4622 * config/arm/arm.c (neon_valid_immediate): Disallow VOIDmode parameter.
4623 * config/arm/constraints.md (Dm, DN, Dn): Split previous Dn constraint
4625 * config/arm/neon.md (*neon_mov<mode>): Account for TImode and DImode
4626 differences directly.
4627 (*smax<mode>3_neon, vashl<mode>3, vashr<mode>3_imm): Use Dm constraint.
4629 2019-04-09 Jakub Jelinek <jakub@redhat.com>
4631 PR translation/90011
4632 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
4634 * config/arm/freebsd.h (LINK_SPEC): Remove trailing space from -p
4636 * config/riscv/freebsd.h (LINK_SPEC): Likewise.
4637 * config/aarch64/aarch64-freebsd.h (FBSD_TARGET_LINK_SPEC): Likewise.
4638 * config/darwin.h (DRIVER_SELF_SPECS, ASM_FINAL_SPEC): Remove
4639 trailing space from -gsplit-dwarf diagnostics.
4641 PR tree-optimization/89998
4642 * gimple-ssa-sprintf.c (try_substitute_return_value): Use lhs type
4643 instead of integer_type_node if possible, don't add ranges if return
4644 type is not compatible with int.
4645 * gimple-fold.c (gimple_fold_builtin_sprintf,
4646 gimple_fold_builtin_snprintf): Use lhs type instead of hardcoded
4649 2019-04-09 Martin Liska <mliska@suse.cz>
4651 * Makefile.in: Use GENERATOR_CFLAGS for all generators.
4652 * doc/install.texi: Document the new config.
4654 2019-04-09 Richard Sandiford <richard.sandiford@arm.com>
4656 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Always
4657 use gimple_expr_type for load and store calls. Skip over the
4658 condition argument in a conditional internal function.
4659 Protect use of TREE_INT_CST_LOW.
4661 2019-04-09 Jakub Jelinek <jakub@redhat.com>
4664 * config/riscv/riscv.c (riscv_get_interrupt_type): Fix comment typo.
4665 (riscv_merge_decl_attributes): Fix typo in diagnostics. Remove
4666 trailing period from it too.
4668 2019-04-08 wu yuan <wuyuan5@huawei.com>
4670 * config/aarch64/aarch64-cores.def (tsv1100): Change scheduling model.
4671 * config/aarch64/aarch64.md : Add "tsv110.md"
4672 * config/aarch64/tsv110.md: New file.
4674 2019-04-08 Richard Biener <rguenther@suse.de>
4676 PR tree-optimization/90006
4677 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
4680 2019-04-08 Andrea Corallo <andrea.corallo@arm.com>
4683 * config/aarch64/cortex-a57-fma-steering.c (fma_forest): Prohibit copy
4685 (fma_root_node): Likewise.
4686 (func_fma_steering): Likewise.
4688 2019-04-08 Jakub Jelinek <jakub@redhat.com>
4690 PR rtl-optimization/89865
4691 * config/i386/i386.md: Add peepholes for z = x; x ^= y; x != z.
4693 PR rtl-optimization/89865
4694 * config/i386/i386.md
4695 (SWI12 peephole for mem {+,-,&,|,^}= x; mem != 0): Fix up operand
4696 numbers not to clash with the additional operands[4].
4697 (peepholes for mem {+,-,&,|,^}= x; mem != 0): New peephole2s
4698 with extra register copy in the middle.
4700 2019-04-08 Martin Liska <mliska@suse.cz>
4702 PR gcov-profile/89961
4703 * doc/gcov.texi: Document data_file.
4704 * gcov.c (generate_results): Add data_info into JSON output.
4706 2019-04-01 Bin Cheng <bin.cheng@linux.alibaba.com>
4708 PR tree-optimization/89725
4709 * tree-chrec.c (chrec_contains_symbols): New parameter. Handle outer
4710 loop's chrec as invariant symbol.
4711 * tree-chrec.h (chrec_contains_symbols): New parameter.
4712 * tree-data-ref.c (analyze_miv_subscript): Pass new argument.
4713 (build_classic_dist_vector_1, add_other_self_distances): Bypass access
4714 function of loops not in DDR's loop_nest.
4715 * tree-data-ref.h (index_in_loop_nest): Add unreachable check.
4717 2019-04-08 Chenghua Xu <paul.hua.gm@gmail.com>
4720 * config/mips/mips.opt (LOONGSON_EXT2): Use Var instead of
4723 2019-04-07 Uroš Bizjak <ubizjak@gmail.com>
4726 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
4727 Avoid calling gen_lowpart with SYMBOL_REF and LABEL_REF operand.
4729 2019-04-05 Joern Rennecke <joern.rennecke@embecosm.com>
4731 * sched-deps.c (sched_macro_fuse_insns): Check return value of
4732 targetm.fixed_condition_code_regs.
4734 2019-04-05 Richard Biener <rguenther@suse.de>
4738 * tree-cfgcleanup.c (remove_forwarder_block): Always move
4739 debug bind stmts but reset them if they are not valid at the
4742 2019-04-05 Martin Liska <mliska@suse.cz>
4744 PR translation/89936
4745 * collect-utils.c (collect_execute): Use %< and %>, or %qs in
4746 order to wrap keywords or arguments.
4747 * collect2.c (main): Likewise.
4748 (scan_prog_file): Likewise.
4749 (scan_libraries): Likewise.
4750 * common/config/riscv/riscv-common.c
4751 (riscv_subset_list::parsing_subset_version): Likewise.
4752 (riscv_subset_list::parse_std_ext): Likewise.
4753 * config/aarch64/aarch64.c (aarch64_override_options_internal):
4755 * config/arm/arm.c (arm_option_override): Likewise.
4756 * config/cris/cris.c (cris_print_operand): Likewise.
4757 * config/darwin-c.c (darwin_pragma_options): Likewise.
4758 (darwin_pragma_unused): Likewise.
4759 (darwin_pragma_ms_struct): Likewise.
4760 * config/ft32/ft32.c (ft32_print_operand): Likewise.
4761 * config/i386/i386.c (print_reg): Likewise.
4762 (ix86_print_operand): Likewise.
4763 * config/i386/xm-djgpp.h: Likewise.
4764 * config/iq2000/iq2000.c (iq2000_print_operand): Likewise.
4765 * config/m32c/m32c.c (m32c_option_override): Likewise.
4766 * config/msp430/msp430.c (msp430_option_override): Likewise.
4767 * config/nds32/nds32.c (nds32_option_override): Likewise.
4768 * config/nvptx/mkoffload.c (main): Likewise.
4769 * config/rx/rx.c (rx_print_operand): Likewise.
4770 (valid_psw_flag): Likewise.
4771 * config/vms/vms-c.c (vms_pragma_member_alignment): Likewise.
4772 (vms_pragma_nomember_alignment): Likewise.
4773 (vms_pragma_extern_model): Likewise.
4774 * lto-wrapper.c (compile_offload_image): Likewise.
4775 * omp-offload.c (oacc_parse_default_dims): Likewise.
4776 * symtab.c (symtab_node::verify_base): Likewise.
4777 * tlink.c (recompile_files): Likewise.
4778 (start_tweaking): Likewise.
4779 * tree-profile.c (parse_profile_filter): Likewise.
4781 2019-04-05 Richard Sandiford <richard.sandiford@arm.com>
4783 PR tree-optimization/89956
4784 * tree-ssa-math-opts.c (convert_mult_to_fma): Protect against
4785 multiple negates of the same value.
4787 2019-04-04 Martin Sebor <msebor@redhat.com>
4791 * builtins.c (expand_builtin_strnlen): Make sure wi::ltu_p operands
4792 have the same precision since the function crashes otherwise.
4793 * calls.c (maybe_warn_nonstring_arg): Avoid assuming strnlen() call
4794 has non-zero arguments.
4796 2019-04-04 Martin Sebor <msebor@redhat.com>
4799 * gimple-ssa-warn-restrict.c (builtin_access::builtin_access): Bail
4800 out if the number of arguments is less than expected.
4802 2019-04-04 Jeff Law <law@redhat.com>
4804 PR rtl-optimization/89399
4805 * ree.c (combine_set_extension): Use single_set rather than
4806 digging into PATTERN for items on the candidate list.
4807 (combine_reaching_defs): Likewise.
4809 2019-04-04 Richard Sandiford <richard.sandiford@arm.com>
4811 PR rtl-optimization/46590
4812 * loop-invariant.c (find_defs): Move df_remove_problem and
4813 df_process_deferred_rescans to move_invariants.
4814 Move df_live_add_problem and df_live_set_all_dirty calls
4816 (move_invariants): Likewise.
4817 (move_loop_invariants): Likewise, making the df_live calls
4818 conditional on -O. Remove the problem again if we added it
4821 2019-04-03 qing zhao <qing.zhao@oracle.com>
4823 PR tree-optimization/89730
4824 * ipa-inline.c (can_inline_edge_p): Delete the checking for
4825 -flive-patching=inline-only-static.
4826 (can_inline_edge_by_limits_p): Add the checking for
4827 -flive-patching=inline-only-static and grant always_inline
4828 even when -flive-patching=inline-only-static is specified.
4830 2019-04-03 Jeff Law <law@redhat.com>
4832 PR rtl-optimization/81025
4833 * reorg.c (skip_consecutive_labels): Do not skip past a BARRIER.
4835 2019-04-03 Richard Biener <rguenther@suse.de>
4837 PR tree-optimization/84101
4838 * tree-vect-stmts.c: Include explow.h for hard_function_value,
4839 regs.h for hard_regno_nregs.
4840 (cfun_returns): New helper.
4841 (vect_model_store_cost): When vectorizing a store to a decl
4842 we return and the function ABI returns in a multi-reg location
4843 account for the possible spilling that will happen.
4845 2019-04-03 Andreas Krebbel <krebbel@linux.ibm.com>
4847 * config/s390/s390.c (s390_legitimate_address_p): Reject long
4848 displacement addresses for vector mode operands.
4850 2019-04-03 Claudiu Zissulescu <claziss@synopsys.com>
4852 * config/arc/arc.c (GMASK_LEN): Define.
4853 (arc_restore_callee_saves): Restore first blink when
4856 2019-04-03 Sudakshina Das <sudi.das@arm.com>
4858 * doc/extend.texi: Add deprecated comment on sign-return-address
4859 function attribute and add mbranch-protection.
4860 * doc/invoke.texi: Add bti to the options for mbranch-protection.
4862 2019-04-03 Richard Biener <rguenther@suse.de>
4865 * lto-wrapper.c (run_gcc): Avoid implicit rules making
4866 the all target phony.
4868 2019-04-02 Uroš Bizjak <ubizjak@gmail.com>
4872 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
4873 Return false for variable DImode shifts.
4874 (dimode_scalar_chain::compute_convert_gain): Do not handle
4875 register count operand in variable DImode shifts.
4876 (dimode_scalar_chain::make_vector_copies): Remove support to copy
4877 count argument of a variable shift instruction to a vector register.
4878 (dimode_scalar_chain::convert_reg): Remove support to convert
4879 count argument of a variable shift instruction.
4881 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
4883 PR rtl-optimization/84206
4884 * sel-sched-ir.h (get_all_loop_exits): Avoid the outer loop when
4885 iterating over loop headers.
4887 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
4889 PR rtl-optimization/85876
4890 * sel-sched.c (code_motion_path_driver): Avoid unwinding first_insn
4891 beyond the original fence.
4893 2019-04-02 Ulrich Weigand <uweigand@de.ibm.com>
4895 * config.gcc: Mark spu* targets as deprecated/obsolete.
4897 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4899 * config/s390/s390-builtin-types.def: New builtin function type
4900 definitions. Remove unused types.
4901 * config/s390/s390-builtins.def (s390_vcdgb, s390_vcdlgb)
4902 (s390_vcgdb, s390_vclgdb): Remove low-level builtin definitions.
4903 (s390_vec_float, s390_vec_signed, s390_vec_unsigned): New
4904 overloaded builtins.
4905 (s390_vcefb, s390_vcdgb, s390_vcelfb, s390_vcdlgb, s390_vcfeb)
4906 (s390_vcgdb, s390_vclfeb, s390_vclgdb): New low-level builtins.
4907 * config/s390/vecintrin.h (vec_float): New builtin macro definition.
4908 (vec_double, vec_signed, vec_unsigned): Define to use the new
4909 overloaded builtins.
4910 * config/s390/vx-builtins.md ("vec_double_s64", "vec_double_u64"):
4913 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4915 * config/s390/s390-builtin-types.def: New builtin function type
4917 * config/s390/s390-builtins.def (s390_vec_search_string_cc)
4918 (s390_vec_search_string_until_zero_cc): New overloaded builtins.
4919 (s390_vstrsb, s390_vstrsh, s390_vstrsf, s390_vstrszb)
4920 (s390_vstrszh, s390_vstrszf): New low-level builtins.
4921 * config/s390/s390.md (UNSPEC_VEC_VSTRS, UNSPEC_VEC_VSTRSCC): New
4922 constant definitions.
4923 * config/s390/vecintrin.h (vec_search_string_cc)
4924 (vec_search_string_until_zero_cc): New builtin name definitions.
4925 * config/s390/vx-builtins.md ("vstrs<mode>", "vstrsz<mode>"): New
4927 ("vec_vstrs<mode>"): New insn definition.
4929 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4931 * config/s390/s390-builtin-types.def: Add new builtin function
4933 * config/s390/s390-builtins.def (s390_vec_sldb, s390_vec_srdb):
4934 New overloaded builtins.
4935 (s390_vec_sldb, s390_vec_srdb): New low-level builtins. and
4937 * config/s390/s390.md (UNSPEC_VEC_SLDB): Rename to ...
4938 (UNSPEC_VEC_SLDBYTE): ... this.
4939 (UNSPEC_VEC_SLDBIT, UNSPEC_VEC_SRDBIT): New constant definitions.
4940 * config/s390/vecintrin.h (vec_sldb, vec_srdb): New builtin name
4942 * config/s390/vx-builtins.md ("vec_sld<mode>", "vec_sldw<mode>"):
4943 Rename UNSPEC_VEC_SLDB to UNSPEC_VEC_SLDBYTE.
4944 ("vec_sldb<mode>", "vec_srdb<mode>"): New insn definitions.
4946 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4948 ("*vec_splats_bswap_vec<mode>", "*vec_splats_bswap_elem<mode>"):
4949 New insn definition.
4950 * config/s390/vx-builtins.md (V_HW_HSD): Move to ...
4951 * config/s390/vector.md (V_HW_HSD): ... here.
4953 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4955 * config/s390/vecintrin.h: Map vec_vster low-level builtins to vec_vler.
4956 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>")
4957 ("*vec_set_bswap_elem<mode>", "*vec_set_bswap_vec<mode>")
4958 ("*vec_extract_bswap_vec<mode>", "*vec_extract_bswap_elem<mode>"):
4959 New insn definitions.
4961 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4963 * config/s390/s390-builtin-types.def: Add new builtin function type.
4964 * config/s390/s390-builtins.def: Add overloaded builtin
4965 s390_vec_reve and low-level builtins for s390_vler and s390_vster.
4966 * config/s390/s390.md (UNSPEC_VEC_ELTSWAP): New constant definition.
4967 * config/s390/vecintrin.h (vec_reve): New builtin name definition.
4968 * config/s390/vx-builtins.md (V_HW_HSD): New mode iterator.
4969 ("eltswap<mode>"): New expander.
4970 ("*eltswapv16qi", "*eltswap<mode>", "*eltswap<mode>_emu"): New
4973 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4975 * config/s390/s390-builtin-types.def: Add new builtin function types.
4976 * config/s390/s390-builtins.def: Add overloaded builtin
4977 s390_vec_revb. Add low-level builtins for vlbr and vstbr
4979 * config/s390/vecintrin.h (vec_revb): New builtin name definition.
4980 * config/s390/vector.md (VT_HW_HSDT): New mode iterator.
4981 ("bswap<mode>"): New expander.
4982 ("*bswap<mode>", "*bswap<mode>_emu"): New insn definitions.
4984 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4986 * config/s390/s390-builtins.def (B_VXE2): New builtin flag definition.
4987 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Increment
4988 vector builtin version number in __VEC__.
4990 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
4992 * config/s390/s390.md (VX_CONV_BFP, VX_CONV_INT): New mode
4994 (SFSI): New mode attribute.
4995 ("*fixuns_truncdfdi2_vx", "*fix_truncdfdi2_bfp_z13")
4996 ("*floatunsdidf2_z13", ): Add support for 32 bit conversions and
4998 ("*fixuns_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_z13")
4999 ("*fix_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_bfp_z13")
5000 ("*floatuns<VX_CONV_INT:mode><VX_CONV_BFP:mode>2_z13"): ... these.
5001 ("floatsi<mode>2"): Add wcefb instruction.
5003 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5005 * config/s390/s390.md ("xde"): Extend mode attribute to vector types.
5006 * config/s390/vector.md (VX_VEC_CONV_BFP, VX_VEC_CONV_INT): New
5008 ("floatv2div2df2", "floatunsv2div2df2", "fix_truncv2dfv2di2")
5009 ("fixuns_truncv2dfv2di2"): Enhance with mode iterator to also
5010 support 32 bit fp-int conversions. Rename to ...
5011 ("float<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
5012 ("floatuns<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
5013 ("fix_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2")
5014 ("fixuns_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2"):
5017 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5019 * config/s390/s390.c (s390_rtx_costs): Do not add extra costs for
5020 if-then-else constructs if we can use the select instruction.
5021 * config/s390/s390.md ("*mov<mode>cc"): Add the new instructions.
5023 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5025 * config/s390/s390.md ("*popcountdi_arch13_cc")
5026 ("*popcountdi_arch13_cconly", "*popcountdi_arch13"): New insn
5028 ("*popcount<mode>", "popcountdi2", "popcountsi2", "popcounthi2"):
5029 Append _z196 to make it ...
5030 ("*popcount<mode>_z196", "popcountdi2_z196", "popcountsi2_z196")
5031 ("popcounthi2_z196"): ... this.
5032 ("popcountdi2_z196"): Remove TARGET_64BIT from the insn condition.
5033 ("popcountdi2", "popcountsi2", "popcounthi2"): New expanders.
5035 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5037 * config/s390/s390.c (s390_canonicalize_comparison): Convert
5038 certain compares for arch13 in order to make use of the condition
5039 code result produced by the new instructions.
5040 (s390_rtx_costs): Adjust the costs for nnrk, nngrk, nork, nogrk,
5041 nxrk, and nxgrk instruction patterns.
5042 * config/s390/s390.md (ANDOR, bitops_name, inv_bitops_name)
5043 (inv_no): Add new code iterator together with some attributes.
5044 ("*andc_split_<mode>"): Disable splitter for arch13.
5045 ("*<ANDOR:bitops_name>c<GPR:mode>_cc")
5046 ("*<ANDOR:bitops_name>c<GPR:mode>_cconly")
5047 ("*<ANDOR:bitops_name>c<GPR:mode>")
5048 ("*n<ANDOR:inv_bitops_name><GPR:mode>_cc")
5049 ("*n<ANDOR:inv_bitops_name><mode>_cconly")
5050 ("*n<ANDOR:inv_bitops_name><mode>", "*nxor<GPR:mode>_cc")
5051 ("*nxor<mode>_cconly", "*nxor<mode>"): New insn definitions.
5053 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5055 * common/config/s390/s390-common.c (processor_flags_table): New
5057 * config.gcc: Support arch13 with the --with-arch= configure flag.
5058 * config/s390/driver-native.c (s390_host_detect_local_cpu):
5059 * config/s390/s390-opts.h (enum processor_type): Add PROCESSOR_ARCH13.
5060 * config/s390/s390.c (s390_get_sched_attrmask)
5061 (s390_get_unit_mask): Add PROCESSOR_ARCH13.
5062 * config/s390/s390.h (enum processor_flags): Add PF_VXE2 and PF_ARCH13.
5063 * config/s390/s390.md (TARGET_CPU_ARCH13, TARGET_CPU_ARCH13_P)
5064 (TARGET_CPU_VXE2, TARGET_CPU_VXE2_P, TARGET_ARCH13)
5065 (TARGET_ARCH13_P, TARGET_VXE2, TARGET_VXE2_P): New macro
5067 * config/s390/s390.opt: Support arch13 as processor type in
5068 command line options.
5070 2019-04-02 Martin Liska <mliska@suse.cz>
5072 PR translation/89912
5073 * params.def (PARAM_GRAPHITE_MAX_ARRAYS_PER_SCOP):
5074 Fix param description of graphite-max-arrays-per-scop.
5076 2019-04-02 Eric Botcazou <ebotcazou@adacore.com>
5078 * config/sparc/linux64.h (ASAN_REJECT_SPEC): New macro.
5079 (ASAN_CC1_SPEC): Use it in 64-bit mode.
5080 * config/sparc/sol2.h (ASAN_REJECT_SPEC): Remove superfluous colon.
5082 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
5084 PR rtl-optimization/85412
5085 * sel-sched.c (sel_sched_region): Assign reset_sched_cycles_p before
5086 sel_sched_region_1, not after.
5088 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
5090 PR rtl-optimization/86928
5091 * sel-sched-ir.c (sel_redirect_edge_and_branch_force): Invoke
5092 compute_live if necessary.
5093 (sel_redirect_edge_and_branch): Likewise.
5095 2019-04-01 Vladimir Makarov <vmakarov@redhat.com>
5097 PR rtl-optimization/89865
5098 * ira-costs.c (process_bb_node_for_hard_reg_moves): Skip hard
5099 register if it is a part of small class.
5101 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
5103 PR rtl-optimization/87273
5104 * sel-sched-ir.c (merge_fences): Remove assert.
5106 2019-04-01 Richard Biener <rguenther@suse.de>
5108 PR tree-optimization/46590
5109 * domwalk.h (dom_walker::dom_walker): Consolidate constructors.
5110 (dom_walker::m_reachability): Add in place of...
5111 (dom_walker::m_skip_unreachable_blocks): ...this.
5112 * domwalk.c (dom_walker::dom_walker): Consoliate constructors.
5113 Move complex initialization ...
5114 (dom_walker::walk): Here. Especially compute m_bb_to_rpo
5115 lazily and initialize edge flags on each invocation.
5116 (dom_walker::bb_reachable): Use m_reachability.
5118 2019-04-01 Martin Liska <mliska@suse.cz>
5121 * opt-suggestions.c (option_proposer::build_option_suggestions):
5122 Add variant without any argument in order to provide better
5125 2019-04-01 Richard Biener <rguenther@suse.de>
5128 * gimple.c: Include langhooks.h.
5129 (gimple_get_alias_set): Treat enumeral types as the underlying
5132 2019-03-29 Kugan Vivekanandarajah <kuganv@linaro.org>
5133 Eric Botcazou <ebotcazou@adacore.com>
5135 PR rtl-optimization/89862
5136 * rtl.h (word_register_operation_p): Exclude CONST_INT from operations
5137 that operates on the full registers for WORD_REGISTER_OPERATIONS
5140 2019-03-29 Jim Wilson <jimw@sifive.com>
5142 * common/config/riscv/riscv-common.c (riscv_parse_arch_string):
5143 Clear MASK_RVC and then set if C subset supported.
5145 2019-03-29 Jakub Jelinek <jakub@redhat.com>
5148 * gimplify.c (gimplify_compound_literal_expr): Don't optimize a
5149 non-addressable complit into its initializer if it is volatile.
5151 2019-03-29 Roman Zhuykov <zhroma@ispras.ru>
5153 * opts-common.c (integral_argument): Set errno properly in one case.
5155 2019-03-29 Martin Liska <mliska@suse.cz>
5157 * doc/invoke.texi: Remove -Wchkp from documentation.
5159 2019-03-29 Martin Liska <mliska@suse.cz>
5161 * dbgcnt.c (print_limit_reach): New function.
5164 2019-03-29 Martin Liska <mliska@suse.cz>
5166 * dbgcnt.c (dbg_cnt_process_single_pair): Fix GNU coding style.
5167 (dbg_cnt_process_opt): Parse first tokens aas
5168 dbg_cnt_process_single_pair is also using strtok.
5170 2019-03-29 Jakub Jelinek <jakub@redhat.com>
5172 PR rtl-optimization/87485
5173 * function.c (expand_function_end): Move stack_protect_epilogue
5174 before loading of return value into hard register(s).
5176 2019-03-28 Jakub Jelinek <jakub@redhat.com>
5179 * tree-inline.h (struct copy_body_data): Add
5180 dont_remap_vla_if_no_change flag.
5181 * tree-inline.c (remap_type_3, remap_type_2): New functions.
5182 (remap_type): Don't remap vla types if id->dont_remap_vla_if_no_change
5183 and remap_type_2 returns false.
5184 * omp-low.c (new_omp_context): Set ctx->cb.dont_remap_vla_if_no_change.
5185 Move ctx->cb.adjust_array_error_bounds setting to the outermost ctx
5186 only from where it is copied to nested contexts.
5188 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
5191 * config/i386/i386.md (RMW operation with LEA peephole):
5192 Use LEAMODE mode attribute instead of SWI mode iterator for
5195 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
5198 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
5199 Also process XEXP (src, 0) of a shift insn.
5201 2019-03-28 David Malcolm <dmalcolm@redhat.com>
5204 * optinfo-emit-json.cc (optrecord_json_writer::optinfo_to_json):
5205 Use DECL_ASSEMBLER_NAME rather than get_fnname_from_decl.
5207 2019-03-28 Jakub Jelinek <jakub@redhat.com>
5209 * regcprop.c (copyprop_hardreg_forward_1): Remove redundant INSN_P
5211 (cprop_hardreg_bb, cprop_hardreg_debug): New functions.
5212 (pass_cprop_hardreg::execute): Use those. Don't repeat bb processing
5213 immediately after first one with df_analyze in between, but rather
5214 process all bbs, queueing ones that need second pass in a worklist,
5215 df_analyze, process queued debug insn changes and if second pass is
5216 needed, process bbs from worklist, df_analyze, process queued debug
5219 * rtl.h (NONDEBUG_INSN_P): Define as NONJUMP_INSN_P or JUMP_P
5220 or CALL_P instead of INSN_P && !DEBUG_INSN_P.
5221 (INSN_P): Define using NONDEBUG_INSN_P or DEBUG_INSN_P.
5223 2019-03-28 Jonathan Wakely <jwakely@redhat.com>
5226 * gengtype.h (create_nested_ptr_option): Fix parameter names to match
5229 2019-03-27 Mateusz B <mateuszb@poczta.onet.pl>
5232 * config/i386/i386.c (ix86_function_value_1): Call the newly added
5233 function for 32-bit MS_ABI.
5234 (function_value_ms_32): New function.
5236 2019-03-27 Andrew Stubbs <ams@codesourcery.com>
5238 * config/gcn/gcn.md (CC_SAVE_REG): New constant.
5239 (movdi): Call gen_movdi_symbol_save_scc.
5240 (gen_movdi_symbol_save_scc): New insn and split.
5242 2019-03-27 Peter Bergner <bergner@linux.ibm.com>
5244 PR rtl-optimization/89313
5245 * function.c (matching_constraint_num): New static function.
5246 (match_asm_constraints_1): Use it. Fixup white space and comment.
5247 Don't replace inputs with non-matching constraints which conflict
5248 with early clobber outputs.
5250 2019-03-27 Jeff Law <law@redhat.com>
5253 PR rtl-optimization/87761
5254 PR rtl-optimization/89826
5255 * regcprop.c (copyprop_hardreg_forward_1): Move may_trap_p test
5257 (pass_cprop_hardreg::execute): Call df_analyze after adding the
5258 note problem to get REG_DEAD/REG_UNUSED notes updated.
5260 2019-03-27 Richard Biener <rguenther@suse.de>
5262 PR tree-optimization/89463
5263 * tree-ssa-dce.c (remove_dead_stmt): Take output vector to
5264 queue edges to remove.
5265 (eliminate_unnecessary_stmts): Remove dead PHIs alongside
5266 dead stmts. Delay edge removal until PHIs are removed to
5267 make debug-stmt creation not confused by seemingly degenerate
5270 2019-03-27 Alan Modra <amodra@gmail.com>
5272 * config/rs6000/rs6000.h: Rename NON_SPECIAL_REGS to GEN_OR_FLOAT_REGS
5274 * config/rs6000/darwin.h: Likewise.
5275 * config/rs6000/rs6000.c: Likewise.
5277 2019-03-27 Alan Modra <amodra@gmail.com>
5279 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Always
5280 assign rs6000_hard_regno_mode_ok_p[m][r]. Formatting.
5282 2019-03-26 Andrew Waterman <andrew@sifive.com>
5283 Jim Wilson <jimw@sifive.com>
5285 * config/riscv/generic.md (generic_alu, generic_load, generic_store)
5286 (generic_xfer, generic_branch, generic_imul, generic_idivsi)
5287 (generic_idivdi, generic_fmul_single, generic_fmul_double)
5288 (generic_fdiv, generic_fsqrt): Add check for generic tune.
5289 (generic_alu): Add auipc to type list.
5290 * config/riscv/riscv-opts.h (enum riscv_microarchitecture_type): New.
5291 (riscv_microarchitecture): Declare.
5292 * config/riscv/riscv-protos.h (riscv_store_data_bypass_p): Declare.
5293 * config/riscv/riscv.c (struct riscv_cpu_info): Add microarchitecture
5295 (riscv_microarchitecture): New.
5296 (sifive_7_tune_info): New.
5297 (riscv_cpu_info_table): Add microarchitecture value for rocket and
5298 size. Add sifive-3-series, sifive-5-series, and sifive-7-series
5300 (riscv_store_data_bypass_p): New.
5301 (riscv_option_override): Set riscv_microarchitecture from
5302 cpu->microarchitecture.
5303 * config/riscv/riscv.md: Include sifive-7.md.
5306 (auipc<mode>): Change type to auipc.
5307 (restore_stack_nonlocal): New.
5308 * config/riscv/sifive-7.md: New.
5309 * doc/invoke.texi (RISC-V Options): Update mtune docs.
5311 2019-03-26 Uroš Bizjak <ubizjak@gmail.com>
5314 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
5315 Also process XEXP (src, 0) of a shift insn.
5317 2019-03-26 Richard Biener <rguenther@suse.de>
5319 * tree-inline.c (remap_gimple_stmt): Cache gimple_block.
5320 (copy_debug_stmt): Likewise.
5321 (expand_call_inline): Likewise.
5322 (copy_bb): Avoid redundant lookup & set of gimple_block.
5323 * gimple-low.c (lower_gimple_return): Likewise.
5324 (lower_builtin_setjmp): Likewise.
5326 2019-03-26 Jakub Jelinek <jakub@redhat.com>
5328 * hash-table.h (hash_table::m_gather_mem_stats): If GATHER_STATISTICS
5329 is constant 0, turn into static const data member initialized to false.
5330 (hash_table::hash_table): Only initialize m_gather_mem_stats #if
5331 GATHER_STATISTICS. Add ATTRIBUTE_UNUSED to gather_mem_stats param.
5333 2019-03-26 Jason Merrill <jason@redhat.com>
5334 Jakub Jelinek <jakub@redhat.com>
5336 * mem-stats.h (mem_alloc_description::unregister_descriptor): New
5338 (mem_alloc_description::release_object_overhead): Fix comment typos.
5339 * hash-table.h (hash_table::~hash_table): Call
5340 release_instance_overhead only if m_entries is non-NULL, otherwise
5341 call unregister_descriptor.
5343 2019-03-26 Bin Cheng <bin.cheng@linux.alibaba.com>
5345 PR tree-optimization/81740
5346 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
5347 In case of outer loop vectorization, check for backward dependence
5348 at the inner loop if outer loop dependence is reversed.
5350 2019-03-26 Alan Modra <amodra@gmail.com>
5352 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Correct
5353 rs6000_vector_mem init. Correct wI and wJ comment.
5355 2019-03-25 Alexander Monakov <amonakov@ispras.ru>
5357 PR rtl-optimization/88347
5358 PR rtl-optimization/88423
5359 * sched-deps.c (sched_analyze_insn): Take into account that for
5360 tablejumps the barrier appears after a label and a jump_table_data.
5362 2019-03-25 Martin Sebor <msebor@redhat.com>
5365 * c-common.c (check_user_alignment): Rename local. Correct maximum
5366 alignment in diagnostic. Avoid assuming argument fits in SHWI,
5367 convert it to UHWI when it fits.
5369 2019-03-25 Johan Karlsson <johan.karlsson@enea.com>
5372 * dwarf2out.c (premark_used_variables): New function.
5373 (prune_unused_types_walk): Do not mark not premarked external
5375 (prune_unused_types): Call premark_used_variables.
5377 2019-03-25 Vladimir Makarov <vmakarov@redhat.com>
5379 PR rtl-optimization/89676
5380 * lra-constraints.c (curr_insn_transform): Do match reload for
5381 early clobbers when the match was successful only for different
5384 2019-03-25 Martin Sebor <msebor@redhat.com>
5386 * doc/extend.texi (Common Type Attributes): Document vector_size.
5387 (Common Variable Attributes): Mention size constraint. Correct
5389 (Vector Extensions): Use @dfn when defining bas type. Clarify
5390 base type and size constraints.
5392 2019-03-25 Richard Biener <rguenther@suse.de>
5394 PR tree-optimization/89789
5395 * tree-ssa-sccvn.c (set_ssa_val_to): Do not allow lattice
5396 changes from non-undefined back to undefined.
5398 2019-03-25 Thomas Otto <thomas.otto@pdv-fs.de>
5400 * dwarf2out.c (comp_dir_string): cached_wd could be set to both a
5401 heap string and a gc string, but since this variable is unknown to
5402 ggc the gc string might get reused and corrupted. Fixed by always
5403 using a heap string.
5405 2019-03-25 Richard Biener <rguenther@suse.de>
5407 PR tree-optimization/89779
5408 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Return
5409 to remove IV defs, delay actual removal.
5410 (tree_ssa_iv_optimize_loop): Likewise. Avoid SCEV reset.
5411 (tree_ssa_iv_optimize): Remove eliminated IV defs at the
5412 very end, properly also reset loop control IV information.
5414 2019-03-25 Richard Biener <rguenther@suse.de>
5416 PR tree-optimization/89802
5417 * tree-ssa-math-opts.c (convert_mult_to_fma_1): Properly
5418 move EH data to folded stmt.
5420 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
5422 * config/s390/s390-builtin-types.def: Remove few unused types and
5423 fix sort order for others.
5425 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
5427 * config/s390/s390-c.c (s390_fn_types_compatible): Print the
5428 expected and found types with -mdebug during builtin matching.
5430 2019-03-25 Richard Biener <rguenther@suse.de>
5433 * fold-const.c (operand_equal_p): Revert last change with
5436 2019-03-24 Segher Boessenkool <segher@kernel.crashing.org>
5438 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add REG_EQUAL
5439 notes for the result of the __tls_get_addr calls.
5440 * config/rs6000/rs6000.md (unspec UNSPEC_TLS_GET_ADDR): New.
5442 2019-03-24 Jeff Law <law@redhat.com>
5444 * config/bfin/bfin.md (movpdi): Fix length for alternative 1.
5446 PR rtl-optimization/87761
5447 * regcprop.c (copyprop_hardreg_forward_1): Check may_trap_p on SET,
5448 not INSN. Also check RTX_FRAME_RELATED_P. Queue insns for DF rescan
5450 (pass_cprop_hardreg::execute): Add df note problem and defer insn
5451 rescans. Reprocess blocks as needed, calling df_analyze before
5452 reprocessing. Always call df_analyze before fixing up debug bind
5455 2019-03-23 Segher Boessenkool <segher@kernel.crashing.org>
5457 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Implement for 32-bit
5460 2019-03-22 Andrew Pinski <apinski@marvell.com>
5462 * config/aarch64/aarch64.md (zero_extendsidi2_aarch64): Fix type
5463 attrribute for uxtw.
5465 2019-03-26 Jeff Law <law@redhat.com>
5467 PR rtl-optimization/87761
5468 * config/mips/mips-protos.h (mips_split_move): Add new argument.
5469 (mips_emit_move_or_split): Pass NULL for INSN into mips_split_move.
5470 (mips_split_move): Accept new INSN argument. Try to forward SRC
5471 into the next instruction.
5472 (mips_split_move_insn): Pass INSN through to mips_split_move.
5474 2019-03-22 Vladimir Makarov <vmakarov@redhat.com>
5476 PR rtl-optimization/89676
5477 * lra-constraints.c (curr_insn_transform): Do match reload for
5478 early clobbers even if the match was successful.
5480 2019-03-22 Jakub Jelinek <jakub@redhat.com>
5483 * doc/invoke.texi (-fconstexpr-ops-limit=): Document.
5485 2019-03-22 Bill Schmidt <wschmidt@linux.ibm.com>
5487 * config/rs6000/mmintrin.h (_mm_sub_pi32): Fix typo.
5489 2019-03-22 Jakub Jelinek <jakub@redhat.com>
5491 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>,
5492 <avx512>_fmsub_<mode>_mask3<round_name>,
5493 <avx512>_fnmadd_<mode>_mask3<round_name>,
5494 <avx512>_fnmsub_<mode>_mask3<round_name>,
5495 avx512f_vmfmadd_<mode>_mask3<round_name>,
5496 avx512f_vmfmsub_<mode>_mask3<round_name>,
5497 *avx512f_vmfnmadd_<mode>_mask3<round_name>): Use <round_nimm_predicate>
5498 instead of register_operand and %v instead of v for match_operand 1.
5499 (avx512f_vmfnmsub_<mode>_mask3<round_name>): Rename to ...
5500 (*avx512f_vmfnmsub_<mode>_mask3<round_name>): ... this. Use
5501 <round_nimm_predicate> instead of register_operand and %v instead of v
5502 for match_operand 1.
5504 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask<round_name>,
5505 <avx512>_fmadd_<mode>_mask3<round_name>,
5506 <avx512>_fmsub_<mode>_mask<round_name>,
5507 <avx512>_fmsub_<mode>_mask3<round_name>,
5508 <avx512>_fnmadd_<mode>_mask<round_name>,
5509 <avx512>_fnmadd_<mode>_mask3<round_name>,
5510 <avx512>_fnmsub_<mode>_mask<round_name>,
5511 <avx512>_fnmsub_<mode>_mask3<round_name>,
5512 <avx512>_fmaddsub_<mode>_mask<round_name>,
5513 <avx512>_fmaddsub_<mode>_mask3<round_name>,
5514 <avx512>_fmsubadd_<mode>_mask<round_name>,
5515 <avx512>_fmsubadd_<mode>_mask3<round_name>): Use
5516 <round_nimm_predicate> instead of nonimmediate_operand.
5517 (fmai_vmfmadd_<mode><round_name>, fmai_vmfmsub_<mode><round_name>,
5518 fmai_vmfnmadd_<mode><round_name>, fmai_vmfnmsub_<mode><round_name>):
5519 Use register_operand instead of <round_nimm_predicate> for the
5520 operand that needs to match output.
5521 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>,
5522 *fmai_fnmadd_<mode><round_name>, *fmai_fnmsub_<mode><round_name>):
5523 Likewise. Formatting fixes.
5526 * config/i386/i386.c (enum ix86_builtins): Remove
5527 IX86_BUILTIN_VFMSUBSD3_MASK3 and IX86_BUILTIN_VFMSUBSS3_MASK3.
5528 * config/i386/i386-builtin.def (__builtin_ia32_vfmaddsd3_mask,
5529 __builtin_ia32_vfmaddsd3_mask3, __builtin_ia32_vfmaddsd3_maskz,
5530 __builtin_ia32_vfmsubsd3_mask3, __builtin_ia32_vfmaddss3_mask,
5531 __builtin_ia32_vfmaddss3_mask3, __builtin_ia32_vfmaddss3_maskz,
5532 __builtin_ia32_vfmsubss3_mask3): New builtins.
5533 * config/i386/sse.md (avx512f_vmfmadd_<mode>_mask<round_name>,
5534 avx512f_vmfmadd_<mode>_mask3<round_name>,
5535 avx512f_vmfmadd_<mode>_maskz_1<round_name>,
5536 *avx512f_vmfmsub_<mode>_mask<round_name>,
5537 avx512f_vmfmsub_<mode>_mask3<round_name>,
5538 *avx512f_vmfmasub_<mode>_maskz_1<round_name>,
5539 *avx512f_vmfnmadd_<mode>_mask<round_name>,
5540 *avx512f_vmfnmadd_<mode>_mask3<round_name>,
5541 *avx512f_vmfnmadd_<mode>_maskz_1<round_name>,
5542 *avx512f_vmfnmsub_<mode>_mask<round_name>,
5543 avx512f_vmfnmsub_<mode>_mask3<round_name>,
5544 *avx512f_vmfnmsub_<mode>_maskz_1<round_name>): New define_insns.
5545 (avx512f_vmfmadd_<mode>_maskz<round_expand_name>): New define_expand.
5546 * config/i386/avx512fintrin.h (_mm_mask_fmadd_sd, _mm_mask_fmadd_ss,
5547 _mm_mask3_fmadd_sd, _mm_mask3_fmadd_ss, _mm_maskz_fmadd_sd,
5548 _mm_maskz_fmadd_ss, _mm_mask_fmsub_sd, _mm_mask_fmsub_ss,
5549 _mm_mask3_fmsub_sd, _mm_mask3_fmsub_ss, _mm_maskz_fmsub_sd,
5550 _mm_maskz_fmsub_ss, _mm_mask_fnmadd_sd, _mm_mask_fnmadd_ss,
5551 _mm_mask3_fnmadd_sd, _mm_mask3_fnmadd_ss, _mm_maskz_fnmadd_sd,
5552 _mm_maskz_fnmadd_ss, _mm_mask_fnmsub_sd, _mm_mask_fnmsub_ss,
5553 _mm_mask3_fnmsub_sd, _mm_mask3_fnmsub_ss, _mm_maskz_fnmsub_sd,
5554 _mm_maskz_fnmsub_ss, _mm_mask_fmadd_round_sd, _mm_mask_fmadd_round_ss,
5555 _mm_mask3_fmadd_round_sd, _mm_mask3_fmadd_round_ss,
5556 _mm_maskz_fmadd_round_sd, _mm_maskz_fmadd_round_ss,
5557 _mm_mask_fmsub_round_sd, _mm_mask_fmsub_round_ss,
5558 _mm_mask3_fmsub_round_sd, _mm_mask3_fmsub_round_ss,
5559 _mm_maskz_fmsub_round_sd, _mm_maskz_fmsub_round_ss,
5560 _mm_mask_fnmadd_round_sd, _mm_mask_fnmadd_round_ss,
5561 _mm_mask3_fnmadd_round_sd, _mm_mask3_fnmadd_round_ss,
5562 _mm_maskz_fnmadd_round_sd, _mm_maskz_fnmadd_round_ss,
5563 _mm_mask_fnmsub_round_sd, _mm_mask_fnmsub_round_ss,
5564 _mm_mask3_fnmsub_round_sd, _mm_mask3_fnmsub_round_ss,
5565 _mm_maskz_fnmsub_round_sd, _mm_maskz_fnmsub_round_ss): New intrinsics.
5567 2019-03-21 Martin Sebor <msebor@redhat.com>
5569 PR tree-optimization/89350
5570 * builtins.c (compute_objsize): Also ignore offsets whose upper
5572 * gimple-ssa-warn-restrict.c (builtin_memref): Add new member.
5573 (builtin_memref::builtin_memref): Initialize new member.
5574 Allow EXPR to be null.
5575 (builtin_memref::extend_offset_range): Replace local with a member.
5576 Avoid assuming pointer offsets are unsigned.
5577 (builtin_memref::set_base_and_offset): Determine base object
5578 before computing offset range.
5579 (builtin_access::builtin_access): Handle memset.
5580 (builtin_access::generic_overlap): Replace local with a member.
5581 (builtin_access::strcat_overlap): Same.
5582 (builtin_access::overlap): Same.
5583 (maybe_diag_overlap): Same.
5584 (maybe_diag_access_bounds): Same.
5585 (wrestrict_dom_walker::check_call): Handle memset.
5586 (check_bounds_or_overlap): Same.
5588 2019-03-21 Jan Hubicka <hubicka@ucw.cz>
5589 Jakub Jelinek <jakub@redhat.com>
5592 * tree.c (fld_type_variant, fld_incomplete_type_of,
5593 fld_process_array_type): Call fld->pset.add and don't call
5594 add_tree_to_fld_list if it returns true.
5595 (free_lang_data_in_type): Similarly with self-recursive call. Purge
5596 non-marked types from TYPE_NEXT_VARIANT list.
5597 (find_decls_types_r): Call fld_worklist_push for TYPE_CANONICAL (t).
5599 2019-03-21 Jakub Jelinek <jakub@redhat.com>
5601 * hash-table.h (hash_table): Add Lazy template parameter defaulted
5602 to false, if true, don't alloc_entries during construction, but defer
5603 it to the first method that needs m_entries allocated.
5604 (hash_table::hash_table, hash_table::~hash_table,
5605 hash_table::alloc_entries, hash_table::find_empty_slot_for_expand,
5606 hash_table::too_empty_p, hash_table::expand, hash_table::empty_slow,
5607 hash_table::clear_slot, hash_table::traverse_noresize,
5608 hash_table::traverse, hash_table::iterator::slide): Adjust all methods.
5609 * hash-set.h (hash_set): Add Lazy template parameter defaulted to
5611 (hash_set::contains): If Lazy is true, use find_slot_with_hash with
5612 NO_INSERT instead of find_with_hash.
5613 (hash_set::traverse, hash_set::iterator, hash_set::iterator::m_iter,
5614 hash_set::m_table): Add Lazy to template params of hash_table.
5615 (gt_ggc_mx, gt_pch_nx): Use false as Lazy in hash_set template param.
5616 * attribs.c (test_attribute_exclusions): Likewise.
5617 * hash-set-tests.c (test_set_of_strings): Add iterator tests for
5618 hash_set. Add tests for hash_set with Lazy = true.
5620 2019-03-21 Richard Biener <rguenther@suse.de>
5622 PR tree-optimization/89779
5623 * tree.c (tree_nop_conversion): Consolidate and fix defensive
5624 checks with respect to released SSA names now having error_mark_node
5626 * fold-const.c (operand_equal_p): Likewise.
5628 2019-03-20 Andreas Krebbel <krebbel@linux.ibm.com>
5631 * config/s390/s390.c (global_not_special_regno_p): Move to make it
5633 (s390_optimize_register_info): Use global_not_special_regno_p to
5634 check for global regs.
5636 2019-03-20 Jakub Jelinek <jakub@redhat.com>
5639 * lra-constraints.c (process_alt_operands) <reg>: For BLKmode, don't
5640 update this_alternative nor this_alternative_set.
5642 2019-03-19 Jim Wilson <jimw@sifive.com>
5645 * config/riscv/riscv.c (riscv_valid_lo_sum_p): New arg x. New locals
5646 align, size, offset. Use them to handle a BLKmode reference. Update
5648 (riscv_classify_address): Pass info->offset to riscv_valid_lo_sum_p.
5650 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5652 PR rtl-optimization/89768
5653 * loop-unroll.c (unroll_loop_constant_iterations): Use gen_int_mode
5655 (unroll_loop_runtime_iterations): Likewise.
5657 2019-03-19 Martin Sebor <msebor@redhat.com>
5659 PR tree-optimization/89644
5660 * tree-ssa-strlen.c (handle_builtin_stxncpy): Use full_string_p
5661 rather than endptr as an indicator of nul-termination.
5663 PR tree-optimization/89644
5664 * tree-ssa-strlen.c (handle_builtin_stxncpy): Consider unterminated
5665 arrays in determining sequence sizes in strncpy and stpncpy.
5667 2019-03-19 Martin Liska <mliska@suse.cz>
5670 * predict.c (combine_predictions_for_bb): Empty likely_edges and
5671 unlikely_edges if there's an edge that belongs to both these sets.
5673 2018-03-19 Segher Boessenkool <segher@kernel.crashing.org>
5676 * config/rs6000/rs6000.md (fix_trunc<mode>si2_stfiwx): If we have a
5677 non-TARGET_MFCRF target, and the dest is memory but not 32-bit aligned,
5678 go via a stack temporary.
5680 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5683 * config/mips/mips.c (mips_expand_vec_cond_expr): Use gen_lowpart
5684 instead of gen_rtx_SUBREG.
5685 * config/mips/mips-msa.md (vec_extract<mode><unitmode>): Likewise.
5687 2019-03-19 Richard Biener <rguenther@suse.de>
5690 * opts.c (finish_options): Disable -gsplit-dwarf when doing LTO.
5692 2019-03-19 Jan Hubicka <hubicka@ucw.cz>
5696 * tree.c (free_lang_data_in_decl): Do not free context of C++
5699 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5702 * config/arm/arm.md (cmpsi2_addneg): Swap the alternatives and use
5703 subs for the first alternative except when operands[3] is 1.
5706 * gimplify.c (gimplify_asm_expr): For output argument with
5707 TREE_ADDRESSABLE type, clear allows_reg if it allows memory, otherwise
5710 2019-03-19 Eric Botcazou <ebotcazou@adacore.com>
5712 PR rtl-optimization/89753
5713 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
5714 explicit unrolling factor even more robust.
5716 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5719 * config/i386/i386.c (ix86_expand_floorceildf_32): In ceil
5720 compensation use x2 += 1 instead of x2 -= -1 and when honoring
5721 signed zeros, do another copysign after the compensation.
5723 2019-03-18 Martin Sebor <msebor@redhat.com>
5725 PR tree-optimization/89720
5726 * tree-vrp.c (vrp_prop::check_mem_ref): Treat range with max < min
5727 more conservatively, the same as anti-range.
5729 2019-03-18 Richard Biener <rguenther@suse.de>
5732 * tree-ssanames.c (release_ssa_name_fn): For released SSA names
5733 use a TREE_TYPE of error_mark_node to avoid ICEs when dumping
5734 basic-blocks that are removed. Remove restoring SSA_NAME_VAR.
5735 * tree-outof-ssa.c (eliminate_useless_phis): Remove redundant checking.
5737 2019-03-18 Andrew Stubbs <ams@codesourcery.com>
5739 * config/gcn/gcn-run.c (struct output): Make next_output unsigned.
5740 Extend queue to 1024 entries.
5741 Add "consumed" field.
5742 (gomp_print_output): Remove print_index parameter.
5743 Add final parameter.
5744 Change limit to unsigned.
5745 Use consumed field to implement circular buffer.
5746 Detect interrupted print in final pass.
5747 Flush output at the end.
5748 (run): Update gomp_print_output usage.
5749 (main): Initialize kernargs->output_data.consumed.
5751 2019-03-18 Richard Sandiford <richard.sandiford@arm.com>
5753 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Fix the
5754 calculation of the minimum number of scalar iterations for
5755 fully-predicated loops.
5757 2019-03-18 Martin Jambor <mjambor@suse.cz>
5759 PR tree-optimization/89546
5760 * tree-sra.c (propagate_subaccesses_across_link): Requeue new_acc if
5761 any propagation to its children took place.
5763 2019-03-18 Andrew Burgess <andrew.burgess@embecosm.com>
5766 * config/riscv/riscv.c (riscv_pass_fpr_single): Add offset
5767 parameter, and make use of it.
5768 (riscv_get_arg_info): Pass offset to riscv_pass_fpr_single.
5770 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5772 * config/arc/arc.opt (mcode-density-frame): Get the inital value
5773 from TARGET_CODE_DENSITY_FRAME_DEFAULT.
5774 * config/arc/elf.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
5775 * config/arc/linux.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
5776 * config/arc/arc.md (pop_multi_fp_blink): Adjust constraints to
5777 match what the ops is doing.
5778 (push_multi_fp_blink): Likewise.
5779 * config/arc/arc.c (arc_override_options): Enable enter/leave when
5780 compiling for size and elf target.
5781 (arc_save_callee_enter): Adjust note to match what enter/leave
5784 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5786 * config/arc/arc.md (tst_movb): Fix constraint.
5788 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5790 * config/arc/arc.c (TARGET_HAVE_SPECULATION_SAFE_VALUE): Define.
5792 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5794 * config/arc/arc-protos.h (arc_adjust_reg_alloc_order): Declare.
5795 * config/arc/arc.c (arc_conditional_register_usage): Remove all
5796 reg_alloc_order references.
5797 (size_alloc_order): Define.
5798 (arc_adjust_reg_alloc_order): New function.
5799 * config/arc/arc.h (REG_ALLOC_ORDER): Proper define the register
5801 (ADJUST_REG_ALLOC_ORDER): Define.
5802 (HONOR_REG_ALLOC_ORDER): Likewise.
5804 2019-03-18 Richard Biener <rguenther@suse.de>
5807 * config/i386/i386.c (ix86_add_stmt_cost): Pessimize strided
5808 loads and stores a bit more.
5810 2019-03-18 Richard Biener <rguenther@suse.de>
5813 * config/i386/i386.c (ix86_add_stmt_cost): Apply strided
5814 load pessimization to stores as well.
5816 2019-03-18 Andrey Belevantsev <abel@ispras.ru>
5819 * sel-sched.c (compute_av_set_at_bb_end): When we have an ineligible
5820 successor, use NULL as its av set.
5822 2019-03-15 Segher Boessenkool <segher@kernel.crashing.org>
5824 PR rtl-optimization/89721
5825 * lra-constraints (invariant_p): Return false if side_effects_p holds.
5827 2019-03-15 Kelvin Nilsen <kelvin@gcc.gnu.org>
5830 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5831 When handling vec_extract, use modular arithmetic to allow
5832 constant selectors greater than vector length.
5833 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Allow
5834 V1TImode vectors to have constant selector values greater than 0.
5835 Use modular arithmetic to compute vector index.
5836 (rs6000_split_vec_extract_var): Use modular arithmetic to compute
5837 index for in-memory vectors. Correct code generation for
5838 in-register vectors.
5839 (altivec_expand_vec_ext_builtin): Use modular arithmetic to
5842 2019-03-15 Alexandre Oliva <aoliva@redhat.com>
5846 * dwarf2out.c (generic_parameter_die): Follow DECL_INITIAL of
5849 2019-03-15 Jakub Jelinek <jakub@redhat.com>
5852 * tree.c (inchash::add_expr): Strip any location wrappers.
5853 * fold-const.c (operand_equal_p): Move stripping of location wrapper
5854 after hash verification.
5857 * dwarf2out.c (add_const_value_attribute): Return false for MINUS,
5858 SIGN_EXTEND and ZERO_EXTEND.
5860 2019-03-14 Jason Merrill <jason@redhat.com>
5861 Jakub Jelinek <jakub@redhat.com>
5863 * hash-table.h (remove_elt_with_hash): Return if slot is NULL rather
5864 than if is_empty (*slot).
5865 * hash-set-tests.c (test_set_of_strings): Add tests for addition of
5866 existing elt and for elt removal.
5867 * hash-map-tests.c (test_map_of_strings_to_int): Add test for removal
5868 of already removed elt.
5870 2019-03-15 H.J. Lu <hongjiu.lu@intel.com>
5873 * config/i386/i386.c (remove_partial_avx_dependency): Handle
5876 2019-03-14 Martin Liska <mliska@suse.cz>
5879 * doc/invoke.texi: Remove -fdump-class-hierarchy option.
5881 2019-03-14 Richard Biener <rguenther@suse.de>
5884 * config/i386/i386.c (make_resolver_func): Properly set
5885 DECL_CONTEXT on the RESULT_DECL.
5886 * config/rs6000/rs6000.c (make_resolver_func): Likewise.
5888 2019-03-14 Richard Biener <rguenther@suse.de>
5890 * gimple-pretty-print.c: Include cfgloop.h.
5891 (dump_gimple_phi): Adjust.
5892 (dump_gimple_bb_header): Dump loop header for GIMPLE.
5893 (pp_cfg_jump): Adjust.
5894 (dump_implicit_edges): Dump fallthru to next block for GIMPLE as well.
5895 * tree-cfg.c (build_gimple_cfg): Remove lower_phi_internal_fn call.
5896 (lower_phi_internal_fn): Remove.
5897 (verify_gimple_call): Remove IFN_PHI special-casing.
5898 (dump_function_to_file): Dump IL state.
5899 * tree-into-ssa.c (rewrite_add_phi_arguments): Revert changes
5900 done to deal with PHI nodes being present in non-SSA state.
5902 2019-03-14 Jakub Jelinek <jakub@redhat.com>
5905 * multiple_target.c (create_dispatcher_calls): Change
5906 references_to_redirect from vector of ipa_ref * to vector of ipa_ref.
5907 In the node->iterate_referring loop, push *ref rather than ref, call
5908 ref->remove_reference () and always pass 0 to iterate_referring.
5910 PR rtl-optimization/89679
5911 * expmed.c (expand_mult_const): Don't add a REG_EQUAL note if it
5912 would contain a paradoxical SUBREG.
5914 2019-03-14 Richard Biener <rguenther@suse.de>
5916 PR tree-optimization/89710
5917 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use
5920 2019-03-14 Martin Liska <mliska@suse.cz>
5922 * coverage.c (coverage_begin_function): Stream also
5924 * doc/gcov.texi: Document 2 new fields in JSON file. Improve
5925 documentation about function declaration location.
5926 * gcov-dump.c (tag_function): Print whole range
5927 of function declaration.
5928 * gcov.c (struct function_info): Add end_column field.
5929 (function_info::function_info): Initialize it.
5930 (output_json_intermediate_file): Output {start,end}_column
5932 (read_graph_file): Read end_column.
5934 2019-03-14 Richard Biener <rguenther@suse.de>
5937 * fold-const.c (operand_equal_p): For INDIRECT_REF check
5938 that the access types are similar.
5940 2019-03-14 Jakub Jelinek <jakub@redhat.com>
5942 PR tree-optimization/89703
5943 * tree-ssa-strlen.c (valid_builtin_call): Punt if stmt call types
5944 aren't compatible also with builtin_decl_explicit. Check pure
5945 or non-pure status of BUILT_IN_STR{{,N}CMP,N{LEN,{CAT,CPY}{,_CHK}}}
5946 and BUILT_IN_STPNCPY{,_CHK}.
5948 2019-03-14 H.J. Lu <hongjiu.lu@intel.com>
5951 * config/i386/i386.c (ix86_print_operand): Handle 'M' to add
5952 addr32 prefix to VSIB address for X32.
5953 * config/i386/sse.md (*avx512pf_gatherpf<mode>sf_mask): Prepend
5955 (*avx512pf_gatherpf<mode>df_mask): Likewise.
5956 (*avx512pf_scatterpf<mode>sf_mask): Likewise.
5957 (*avx512pf_scatterpf<mode>df_mask): Likewise.
5958 (*avx2_gathersi<mode>): Prepend "%M3" to opcode.
5959 (*avx2_gathersi<mode>_2): Prepend "%M2" to opcode.
5960 (*avx2_gatherdi<mode>): Prepend "%M3" to opcode.
5961 (*avx2_gatherdi<mode>_2): Prepend "%M2" to opcode.
5962 (*avx2_gatherdi<mode>_3): Prepend "%M3" to opcode.
5963 (*avx2_gatherdi<mode>_4): Prepend "%M2" to opcode.`
5964 (*avx512f_gathersi<mode>): Prepend "%M4" to opcode.
5965 (*avx512f_gathersi<mode>_2): Prepend "%M3" to opcode.
5966 (*avx512f_gatherdi<mode>): Prepend "%M4" to opcode.
5967 (*avx512f_gatherdi<mode>_2): Prepend "%M3" to opcode.
5968 (*avx512f_scattersi<mode>): Prepend "%M0" to opcode.
5969 (*avx512f_scatterdi<mode>): Likewise.
5971 2019-03-13 Vladimir Makarov <vmakarov@redhat.com>
5974 * lra-constraints.c (inherit_in_ebb): Update
5975 potential_reload_hard_regs along with live_hard_regs.
5977 2019-03-13 Jakub Jelinek <jakub@redhat.com>
5980 * dwarf2out.c (size_of_die): For dw_val_class_view_list always use
5982 (value_format): For dw_val_class_view_list never use DW_FORM_loclistx.
5984 2019-03-13 Martin Sebor <msebor@redhat.com>
5986 PR tree-optimization/89662
5987 * tree-vrp.c (vrp_prop::check_mem_ref): Avoid assuming every type
5990 2019-03-13 Richard Biener <rguenther@suse.de>
5993 * tree-scalar-evolution.c (simplify_peeled_chrec): Do not
5994 throw FP expressions at tree-affine.
5996 2019-03-14 Richard Biener <rguenther@suse.de>
5998 * tree-pretty-print.c (dump_generic_node): For -gimple properly
5999 dump negative integer constants using _Literal (type) -num.
6001 2019-03-13 Jakub Jelinek <jakub@redhat.com>
6003 * ipa-param-manipulation.h (struct ipa_parm_adjustment): Remove
6004 nonlocal_value member.
6007 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Handle PHI args.
6008 (ipa_simd_modify_function_body): Handle PHIs.
6010 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
6012 * config/s390/s390.c (s390_option_override_internal): Use more
6013 aggressive inlining parameters.
6015 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
6017 * config/s390/3906.md: New file.
6018 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
6019 (LONGRUNNING_THRESHOLD): Remove.
6020 (MAX_SCHED_MIX_SCORE): Decrease.
6021 (MAX_SCHED_MIX_DISTANCE): Decrease.
6022 (s390_bb_fallthru_entry_likely): Assume fallthru for less than likely.
6023 (struct s390_sched_state): New struct to hold scheduling state.
6024 (S390_SCHED_STATE_NORMAL): Remove.
6025 (S390_SCHED_STATE_CRACKED): Remove.
6026 (S390_SCHED_ATTR_MASK_GROUPOFTWO): Add.
6027 (s390_get_sched_attrmask): Use new attribute.
6028 (s390_get_unit_mask): Use new units.
6029 (s390_is_fpd): New function.
6030 (s390_is_fxd): New function.
6031 (s390_is_longrunning): New function.
6032 (s390_sched_score): Use new functions.
6033 (s390_sched_reorder): Likewise.
6034 (s390_sched_variable_issue): Rework and use new functions.
6035 (s390_sched_init): Use new functions.
6036 * config/s390/s390.h (s390_tune_attr): Add z14.
6037 * config/s390/s390.md: Add z14.
6039 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
6041 * config/s390/2964.md: Update pipeline description.
6042 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
6043 (LONGRUNNING_THRESHOLD): Remove.
6044 (LATENCY_FACTOR): Remove.
6045 (s390_get_unit_mask): Add unit.
6046 (s390_sched_score): Use fxd/fpd.
6047 (s390_sched_variable_issue): Use fxd/fpd.
6049 2019-03-12 Martin Liska <mliska@suse.cz>
6051 * config/i386/i386.c: Reword an error message.
6053 2019-03-12 Martin Jambor <mjambor@suse.cz>
6055 * cgraph.c (cgraph_node::dump): Dump more info for former thunks,
6056 terminate with newline.
6058 2019-03-12 Jakub Jelinek <jakub@redhat.com>
6061 * config/s390/s390.md (tabort): Use %wd instead of
6062 HOST_WIDE_INT_PRINT_DEC in error message, reword to avoid two capital
6063 letters and periods.
6064 * config/tilepro/tilepro.c (tilepro_print_operand): Use %wd in
6065 output_operand_lossage instead of HOST_WIDE_INT_PRINT_DEC, replace
6069 * builtins.c (expand_builtin_int_roundingfn,
6070 expand_builtin_int_roundingfn_2): Return NULL_RTX instead of
6071 gcc_unreachable if validate_arglist fails.
6073 2019-03-12 Richard Biener <rguenther@suse.de>
6075 PR tree-optimization/89664
6076 * tree-ssa-math-opts.c (execute_cse_reciprocals_1): Properly
6077 free the occurance tree after the early out.
6079 2019-03-11 Jakub Jelinek <jakub@redhat.com>
6083 * vr-values.c (vr_values::update_value_range): If
6084 old_vr->varying_p (), don't update it, make new_vr also VARYING
6087 2019-03-11 Martin Liska <mliska@suse.cz>
6089 * config/aarch64/aarch64.c (aarch64_override_options_internal):
6090 Fix double string quoting.
6092 2019-03-11 Martin Liska <mliska@suse.cz>
6094 * collect-utils.c (collect_wait): Wrap apostrophes
6095 in gcc internal format with %'.
6096 * collect2.c (main): Likewise.
6097 (scan_prog_file): Likewise.
6098 (scan_libraries): Likewise.
6099 * config/i386/i386.c (ix86_expand_call): Likewise.
6100 (ix86_handle_interrupt_attribute): Likewise.
6101 * config/nds32/nds32-intrinsic.c (nds32_expand_builtin_impl): Likewise.
6102 * config/nds32/nds32.c (nds32_insert_attributes): Likewise.
6103 * config/rl78/rl78.c (rl78_handle_saddr_attribute): Likewise.
6104 * lto-wrapper.c (find_crtoffloadtable): Likewise.
6105 * symtab.c (symtab_node::verify_base): Likewise.
6106 * tree-cfg.c (verify_gimple_label): Likewise.
6107 * tree.c (verify_type_variant): Likewise.
6109 2019-03-11 Martin Liska <mliska@suse.cz>
6111 * builtins.c (expand_builtin_thread_pointer): Wrap an option name
6112 in a string format message and fix GNU coding style.
6113 (expand_builtin_set_thread_pointer): Likewise.
6114 * common/config/aarch64/aarch64-common.c
6115 (aarch64_rewrite_selected_cpu): Likewise.
6116 * common/config/alpha/alpha-common.c (alpha_handle_option): Likewise.
6117 * common/config/arc/arc-common.c (arc_handle_option): Likewise.
6118 * common/config/arm/arm-common.c (arm_parse_fpu_option): Likewise.
6119 * common/config/bfin/bfin-common.c (bfin_handle_option): Likewise.
6120 * common/config/i386/i386-common.c (ix86_handle_option): Likewise.
6121 * common/config/ia64/ia64-common.c (ia64_handle_option): Likewise.
6122 * common/config/m68k/m68k-common.c (m68k_handle_option): Likewise.
6123 * common/config/msp430/msp430-common.c (msp430_handle_option): Likewise.
6124 * common/config/nds32/nds32-common.c (nds32_handle_option): Likewise.
6125 * common/config/powerpcspe/powerpcspe-common.c (rs6000_handle_option):
6127 * common/config/riscv/riscv-common.c
6128 (riscv_subset_list::parsing_subset_version): Likewise.
6129 (riscv_subset_list::parse_std_ext): Likewise.
6130 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
6131 (riscv_subset_list::parse): Likewise.
6132 * common/config/rs6000/rs6000-common.c (rs6000_handle_option): Likewise.
6133 * config/aarch64/aarch64.c (aarch64_parse_one_option_token): Likewise.
6134 (aarch64_override_options_internal): Likewise.
6135 (aarch64_validate_mcpu): Likewise.
6136 (aarch64_validate_march): Likewise.
6137 (aarch64_validate_mtune): Likewise.
6138 (aarch64_override_options): Likewise.
6139 * config/alpha/alpha.c (alpha_option_override): Likewise.
6140 * config/arc/arc.c (arc_init): Likewise.
6141 (parse_mrgf_banked_regs_option): Likewise.
6142 (arc_override_options): Likewise.
6143 (arc_expand_builtin_aligned): Likewise.
6144 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Likewise.
6145 (arm_expand_builtin): Likewise.
6146 * config/arm/arm.c (arm_option_check_internal): Likewise.
6147 (arm_configure_build_target): Likewise.
6148 (arm_option_override): Likewise.
6149 (arm_options_perform_arch_sanity_checks): Likewise.
6150 (arm_handle_cmse_nonsecure_entry): Likewise.
6151 (arm_handle_cmse_nonsecure_call): Likewise.
6152 (arm_tls_referenced_p): Likewise.
6153 (thumb1_expand_prologue): Likewise.
6154 * config/avr/avr.c (avr_option_override): Likewise.
6155 * config/bfin/bfin.c (bfin_option_override): Likewise.
6156 * config/c6x/c6x.c (c6x_option_override): Likewise.
6157 * config/cr16/cr16.c (cr16_override_options): Likewise.
6158 * config/cris/cris.c (cris_option_override): Likewise.
6159 * config/csky/csky.c (csky_handle_isr_attribute): Likewise.
6160 * config/darwin-c.c (macosx_version_as_macro): Likewise.
6161 * config/darwin.c (darwin_override_options): Likewise.
6162 * config/frv/frv.c (frv_expand_builtin): Likewise.
6163 * config/h8300/h8300.c (h8300_option_override): Likewise.
6164 * config/i386/i386.c (parse_mtune_ctrl_str): Likewise.
6165 (ix86_option_override_internal): Likewise.
6166 (warn_once_call_ms2sysv_xlogues): Likewise.
6167 (ix86_expand_prologue): Likewise.
6168 (split_stack_prologue_scratch_regno): Likewise.
6169 (ix86_warn_parameter_passing_abi): Likewise.
6170 * config/ia64/ia64.c (fix_range): Likewise.
6171 * config/m68k/m68k.c (m68k_option_override): Likewise.
6172 * config/microblaze/microblaze.c (microblaze_option_override): Likewise.
6173 * config/mips/mips.c (mips_emit_probe_stack_range): Likewise.
6174 (mips_set_compression_mode): Likewise.
6175 * config/mmix/mmix.c (mmix_option_override): Likewise.
6176 * config/mn10300/mn10300.c (mn10300_option_override): Likewise.
6177 * config/msp430/msp430.c (msp430_option_override): Likewise.
6178 * config/nds32/nds32.c (nds32_option_override): Likewise.
6179 * config/nios2/nios2.c (nios2_custom_check_insns): Likewise.
6180 (nios2_option_override): Likewise.
6181 (nios2_expand_custom_builtin): Likewise.
6182 * config/nvptx/mkoffload.c (main): Likewise.
6183 * config/nvptx/nvptx.c (diagnose_openacc_conflict): Likewise.
6184 * config/pa/pa.c (fix_range): Likewise.
6185 (pa_option_override): Likewise.
6186 * config/riscv/riscv.c (riscv_parse_cpu): Likewise.
6187 (riscv_option_override): Likewise.
6188 * config/rl78/rl78.c (rl78_option_override): Likewise.
6189 * config/rs6000/aix61.h: Likewise.
6190 * config/rs6000/aix71.h: Likewise.
6191 * config/rs6000/aix72.h: Likewise.
6192 * config/rs6000/driver-rs6000.c (elf_platform): Likewise.
6193 * config/rs6000/freebsd64.h: Likewise.
6194 * config/rs6000/linux64.h: Likewise.
6195 * config/rs6000/rs6000.c (rs6000_option_override_internal): Likewise.
6196 (rs6000_expand_zeroop_builtin): Likewise.
6197 (rs6000_expand_mtfsb_builtin): Likewise.
6198 (rs6000_expand_set_fpscr_rn_builtin): Likewise.
6199 (rs6000_expand_set_fpscr_drn_builtin): Likewise.
6200 (rs6000_invalid_builtin): Likewise.
6201 (rs6000_expand_split_stack_prologue): Likewise.
6202 * config/rs6000/rtems.h: Likewise.
6203 * config/rx/rx.c (valid_psw_flag): Likewise.
6204 (rx_expand_builtin): Likewise.
6205 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Likewise.
6206 * config/s390/s390.c (s390_expand_builtin): Likewise.
6207 (s390_function_profiler): Likewise.
6208 (s390_option_override_internal): Likewise.
6209 (s390_option_override): Likewise.
6210 * config/sh/sh.c (sh_option_override): Likewise.
6211 (sh_builtin_saveregs): Likewise.
6212 (sh_fix_range): Likewise.
6213 * config/sh/vxworks.h: Likewise.
6214 * config/sparc/sparc.c (sparc_option_override): Likewise.
6215 * config/spu/spu.c (spu_option_override): Likewise.
6216 (fix_range): Likewise.
6217 * config/visium/visium.c (visium_option_override): Likewise.
6218 (visium_handle_interrupt_attr): Likewise.
6219 * config/xtensa/xtensa.c (xtensa_option_override): Likewise.
6220 * dbgcnt.c (dbg_cnt_set_limit_by_name): Likewise.
6221 (dbg_cnt_process_opt): Likewise.
6222 * dwarf2out.c (output_dwarf_version): Likewise.
6223 * except.c (expand_eh_return): Likewise.
6224 * gcc.c (defined): Likewise.
6225 (driver_handle_option): Likewise.
6226 (process_command): Likewise.
6227 (compare_files): Likewise.
6228 (driver::prepare_infiles): Likewise.
6229 (driver::do_spec_on_infiles): Likewise.
6230 (driver::maybe_run_linker): Likewise.
6231 * omp-offload.c (oacc_parse_default_dims): Likewise.
6232 * opts-global.c (handle_common_deferred_options): Likewise.
6233 * opts.c (parse_sanitizer_options): Likewise.
6234 (common_handle_option): Likewise.
6235 (enable_warning_as_error): Likewise.
6236 * passes.c (enable_disable_pass): Likewise.
6237 * plugin.c (parse_plugin_arg_opt): Likewise.
6238 (default_plugin_dir_name): Likewise.
6239 * targhooks.c (default_expand_builtin_saveregs): Likewise.
6240 (default_pch_valid_p): Likewise.
6241 * toplev.c (init_asm_output): Likewise.
6242 (process_options): Likewise.
6243 (toplev::run_self_tests): Likewise.
6244 * tree-cfg.c (verify_gimple_call): Likewise.
6245 * tree-inline.c (inline_forbidden_p_stmt): Likewise.
6246 (tree_inlinable_function_p): Likewise.
6247 * var-tracking.c (vt_find_locations): Likewise.
6249 2019-03-11 Andreas Krebbel <krebbel@linux.ibm.com>
6251 * config/s390/s390.c (s390_expand_builtin): Do the copy_to_reg not
6252 only on the else branch.
6254 2019-03-11 Martin Liska <mliska@suse.cz>
6256 * gcov.c (output_intermediate_json_line): Print function
6258 (output_json_intermediate_file): Add new argument.
6259 * doc/gcov.texi: Document the change.
6261 2019-03-11 Eric Botcazou <ebotcazou@adacore.com>
6263 PR rtl-optimization/89588
6264 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
6265 explicit unrolling factor more robust.
6267 2019-03-11 Richard Biener <rguenther@suse.de>
6269 PR tree-optimization/89649
6270 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
6271 * tree-vect-loop-manip.c (vect_do_peeling): Unset force_vectorize
6272 on the prolog and epilog loops.
6273 (vect_loop_versioning): Return copy of loop.
6274 * tree-vect-loop.c (vect_transform_loop): Unset force_vectorize
6275 on the non-vectorized version of the loop.
6277 2019-03-10 Uroš Bizjak <ubizjak@gmail.com>
6280 * config/i386/sse.md (*vec_extractv2di_0_sse):
6281 Add (=r,x) alternative and corresponding splitter.
6283 2019-03-10 Martin Jambor <mjambor@suse.cz>
6285 PR tree-optimization/85762
6286 PR tree-optimization/87008
6287 PR tree-optimization/85459
6288 * tree-sra.c (contains_vce_or_bfcref_p): New parameter, set the bool
6289 it points to if there is a type changing MEM_REF. Adjust all callers.
6290 (build_accesses_from_assign): Disable total scalarization if
6291 contains_vce_or_bfcref_p returns true through the new parameter, for
6294 2019-03-09 Jakub Jelinek <jakub@redhat.com>
6297 * attribs.c (handle_dll_attribute): Don't clear TREE_STATIC for
6298 dllimport on VAR_DECLs with RECORD_TYPE or UNION_TYPE DECL_CONTEXT.
6301 * common.opt (fdiagnostics-show-labels,
6302 fdiagnostics-show-line-numbers, fdiagnostics-format=,
6303 fdiagnostics-minimum-margin-width=, fgnat-encodings=, gas-loc-support,
6304 gas-locview-support, ginline-points, ginternal-reset-location-views):
6305 Terminate description text with a dot.
6306 * config/microblaze/microblaze.opt (mxl-prefetch): Likewise.
6307 * config/mcore/mcore.opt (m210, m340): Likewise.
6308 * config/epiphany/epiphany.opt (mprefer-short-insn-regs, mcmove,
6309 mnops=): Start description text with a capital letter.
6310 * config/arc/arc.opt (msize-level=): Likewise.
6311 * config/sh/sh.opt (minline-ic_invalidate): Likewise.
6312 * config/rs6000/sysv4.opt (mno-toc, mtoc, mno-traceback, mshlib,
6314 * config/ft32/ft32.opt (msim): Likewise.
6315 (mft32b, mcompress): Likewise. Terminate description text with a dot.
6316 (mnodiv, mnopm): Terminate description text with a dot.
6317 * config/c6x/c6x.opt (c6x_sdata): Terminate Enum description with
6319 * config/i386/i386.opt (prefer_vector_width, instrument_return):
6321 * config/rx/rx.opt (nofpu): Remove trailing spaces from description
6324 PR rtl-optimization/89634
6325 * cfgcleanup.c (thread_jump): Punt if registers mentioned in cond1
6326 are modified in BB_END (e->src) instruction.
6328 2019-03-08 David Malcolm <dmalcolm@redhat.com>
6331 * config/i386/i386.c (ix86_set_current_function): Make "sorry"
6332 messages more amenable to translation, and improve wording.
6334 2019-03-08 Bill Schmidt <wschmidt@linux.ibm.com>
6336 * config/rs6000/rs6000-p8swap.c (rs6000_analyze_swaps): Rebuild
6337 ud- and du-chains between phases.
6339 2019-03-08 Richard Sandiford <richard.sandiford@arm.com>
6342 * dwarf2cfi.c (dwarf2out_frame_debug_expr): Use CONST_POLY_INT
6343 instead of POLY_INT_CST.
6345 2019-03-08 Andre Vieira <andre.simoesdiasvieira@arm.com>
6347 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): Add TARGET_VFP_DOUBLE
6350 2019-03-08 Uroš Bizjak <ubizjak@gmail.com>
6355 * config/i386/emmintrin.h (_mm_loadu_si64): New intrinsic.
6356 (_mm_storeu_si64): Ditto.
6358 2019-03-08 Martin Liska <mliska@suse.cz>
6361 * config/i386/i386.c (ix86_option_override_internal): Disable
6362 jump tables when retpolines are used.
6364 2019-03-08 Jan Hubicka <hubicka@ucw.cz>
6367 * ipa-split.c (execute_split_functions): Do not split
6368 'noinline' or 'section' function.
6370 2019-03-08 Jakub Jelinek <jakub@redhat.com>
6373 * config/s390/s390.c (s390_const_operand_ok): Use %wu instead of
6374 HOST_WIDE_INT_PRINT_UNSIGNED and %wd instead of
6375 HOST_WIDE_INT_PRINT_DEC. Formatting fixes.
6378 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
6379 from diagnostics. Formatting fixes.
6382 * ipa-devirt.c (odr_types_equivalent_p): Fix grammar in
6383 warn_odr diagnostics.
6386 * lra-constraints.c (process_alt_operands): Avoid one space before
6387 " at the end of line and another after " on another line in a string
6389 * attribs.c (handle_dll_attribute): Likewise.
6390 * config/avr/avr-devices.c (avr_texinfo): Likewise.
6392 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Don't wrap
6393 warning_at or inform messages in G_() if there is no ?:.
6395 PR tree-optimization/89550
6396 * builtins.c (c_strlen): Only set TREE_NO_WARNING if warning_at
6397 returned true. Formatting fixes.
6398 (expand_builtin_strnlen): Formatting fixes.
6399 * tree-vrp.c (vrp_prop::check_mem_ref): Only set TREE_NO_WARNING
6400 if warning_at returned true.
6401 * tree-cfg.c (pass_warn_function_return::execute): Likewise.
6403 2019-03-08 Richard Biener <rguenther@suse.de>
6406 * cfgloop.h (struct loop): Add owned_clique field.
6407 * cfgloopmanip.c (copy_loop_info): Copy it.
6408 * tree-cfg.c (gimple_duplicate_bb): Do not remap owned_clique
6410 * tree-inline.c (copy_loops): Remap owned_clique.
6411 * lto-streamer-in.c (input_cfg): Stream owned_clique.
6412 * lto-streamer-out.c (output_cfg): Likewise.
6414 2019-03-08 Jakub Jelinek <jakub@redhat.com>
6417 * config/darwin.c: Include intl.h.
6418 (darwin_build_constant_cfstring): Improve i18n of diagnostics by not
6419 composing the message out of two separate parts.
6421 2019-03-07 Jakub Jelinek <jakub@redhat.com>
6424 * config/i386/i386.c (ix86_set_func_type): Make sure diagnostics
6425 doesn't start with a capital letter and doesn't end with a dot.
6426 (ix86_function_arg_boundary): Make sure diagnostics doesn't start
6427 with a capital letter.
6428 (ix86_mangle_function_version_assembler_name): Likewise.
6429 (ix86_generate_version_dispatcher_body): Likewise.
6430 (fold_builtin_cpu): Likewise.
6431 (get_builtin_code_for_version): Likewise. Remove extraneous space.
6432 (ix86_handle_interrupt_attribute): Make the diagnostics easier for
6433 translators, wrap full type name in %qs.
6435 PR translation/79999
6436 * gimplify.c (gimplify_omp_ordered): Reword diagnostics to talk about
6437 depend clause with source (or sink) modifier.
6438 * omp-expand.c (expand_omp_ordered_sink): Likewise.
6441 * config/i386/sse.md (avx512f_mov<ssescalarmodelower>_mask,
6442 *avx512f_load<mode>_mask, avx512f_store<mode>_mask): New define_insns.
6443 (avx512f_load<mode>_mask): New define_expand.
6444 * config/i386/i386-builtin.def (__builtin_ia32_loadsd_mask,
6445 __builtin_ia32_loadss_mask, __builtin_ia32_storesd_mask,
6446 __builtin_ia32_storess_mask, __builtin_ia32_movesd_mask,
6447 __builtin_ia32_movess_mask): New builtins.
6448 * config/i386/avx512fintrin.h (_mm_mask_load_ss, _mm_maskz_load_ss,
6449 _mm_mask_load_sd, _mm_maskz_load_sd, _mm_mask_move_ss,
6450 _mm_maskz_move_ss, _mm_mask_move_sd, _mm_maskz_move_sd,
6451 _mm_mask_store_ss, _mm_mask_store_sd): New intrinsics.
6453 2019-03-07 Martin Jambor <mjambor@suse.cz>
6456 * ipa-cp.c (perform_estimation_of_a_value): Account zero time benefit
6457 for extern inline functions.
6459 2019-03-07 Martin Jambor <mjambor@suse.cz>
6462 * cgraph.h (cgraph_node): New inline method former_thunk_p.
6463 * cgraph.c (cgraph_node::dump): Dump a note if node is a former thunk.
6464 (clone_of_p): Treat expanded thunks like thunks, be optimistic if they
6465 have multiple callees. At the end check if declarations match as
6466 opposed to cgraph_nodes.
6468 2019-03-07 Martin Liska <mliska@suse.cz>
6470 * cgraph.c (cgraph_node::verify_node): Verify with a neighbour
6471 which is equivalent to searching for this in clones chain.
6472 * symtab.c (symtab_node::verify_base): Similarly compare ASM
6473 names with a neighbour and special case first node in a chain.
6475 2019-01-25 Jason Merrill <jason@redhat.com>
6477 PR c++/80916 - spurious "static but not defined" warning.
6478 * gimple-fold.c (can_refer_decl_in_current_unit_p): Return false
6479 for an internal symbol with DECL_EXTERNAL.
6481 2019-04-07 Richard Biener <rguenther@suse.de>
6484 * cfgloopmanip.c (copy_loop_info): Copy forgotten fields.
6485 * tree-inline.c (copy_loops): Simplify.
6487 2019-03-07 Martin Liska <mliska@suse.cz>
6489 * dwarf2out.c (add_AT_vms_delta): Revert function removal.
6491 2019-03-07 Richard Biener <rguenther@suse.de>
6493 PR tree-optimization/89595
6494 * tree-ssa-dom.c (dom_opt_dom_walker::optimize_stmt): Take
6495 stmt iterator as reference, take boolean output parameter to
6496 indicate whether the stmt was removed and thus the iterator
6498 (dom_opt_dom_walker::before_dom_children): Re-iterate over
6499 stmts created by folding.
6501 2019-03-07 Jakub Jelinek <jakub@redhat.com>
6504 * doc/extend.texi (Basic Asm): Document qualifiers are not allowed
6507 2019-03-06 Peter Bergner <bergner@linux.ibm.com>
6509 PR rtl-optimization/88845
6510 * config/rs6000/rs6000.c (rs6000_emit_move_si_sf_subreg): Enable during
6512 * lra.c (remove_scratches_1): New function.
6513 (remove_scratches): Use it.
6514 (lra_emit_move): Likewise.
6516 2019-03-06 Claudiu Zissulescu <claziss@synopsys.com>
6518 * config/arc/arc-c.def (__ARC_UNALIGNED__): Set it on
6519 unaligned_access variable.
6520 * config/arc/arc.c (arc_override_options): Set unaligned access
6521 default on for HS CPUs.
6522 * config/arc/arc.h (STRICT_ALIGNMENT): Fix logic.
6524 2019-03-06 Martin Liska <mliska@suse.cz>
6526 PR gcov-profile/89577
6527 * doc/gcov.texi: Prefer to use --coverage.
6528 * doc/sourcebuild.texi: Likewise.
6530 2019-03-02 Jason Merrill <jason@redhat.com>
6532 PR c++/86485 - -Wmaybe-unused with empty class ?:
6533 * gimplify.c (gimplify_cond_expr): Use INIT_EXPR.
6535 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6538 * config/rs6000/t-linux (MULTIARCH_DIRNAME): Set to non-empty only
6542 * builtins.c (maybe_emit_free_warning): Punt if free doesn't have
6543 exactly one argument.
6545 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6546 Richard Sandiford <richard.sandiford@arm.com>
6548 PR tree-optimization/89570
6549 * match.pd (vec_cond into cond_op simplification): Don't use
6550 get_conditional_internal_fn, use as_internal_fn (cond_op).
6552 2019-03-05 Wilco Dijkstra <wdijkstr@arm.com>
6555 * config/arm/arm.md (movsi): Use targetm.cannot_force_const_mem
6556 to decide when to split off a non-zero offset from a symbol.
6557 * config/arm/arm.c (arm_cannot_force_const_mem): Disallow offsets
6558 in function symbols.
6560 2019-03-05 Richard Biener <rguenther@suse.de>
6562 PR tree-optimization/89594
6563 * tree-if-conv.c (pass_if_conversion::execute): Handle
6564 case where .LOOP_VECTORIZED_FUNCTION was removed.
6566 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6569 * fold-const.c (fold_checksum_tree): Don't use fixed size buffer,
6570 instead alloca it only when needed with the needed size.
6572 PR tree-optimization/89570
6573 * match.pd (vec_cond into cond_op simplification): Guard with
6574 vectorized_internal_fn_supported_p test and #if GIMPLE.
6576 PR tree-optimization/89566
6577 * gimple-ssa-sprintf.c (sprintf_dom_walker::handle_gimple_call):
6578 Set info.fncode to BUILT_IN_NONE if gimple_call_builtin_p failed.
6579 Punt if get_user_idx_format succeeds, but idx_format argument is
6580 not provided or doesn't have pointer type, or if idx_args is above
6581 number of provided arguments.
6583 2019-03-04 Wilco Dijkstra <wdijkstr@arm.com>
6585 PR tree-optimization/89437
6586 * match.pd: Use lt in sin(atan(x)) and cos(atan(x)) simplifications.
6588 2019-03-04 Richard Biener <rguenther@suse.de>
6591 * tree-scalar-evolution.c: (get_loop_exit_condition): Use
6594 2019-03-04 Bin Cheng <bin.cheng@linux.alibaba.com>
6596 PR tree-optimization/89487
6597 * tree-loop-distribution.c (has_nonaddressable_dataref_p): New.
6598 (create_rdg_vertices): Compute has_nonaddressable_dataref_p.
6599 (distribute_loop): Don't do runtime alias check if there is non-
6600 addressable data reference.
6601 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Check if VAR_DECL
6602 is a register variable.
6604 2019-03-02 Jakub Jelinek <jakub@redhat.com>
6607 * config/arm/arm.md (cmpsi2_addneg): Use
6608 trunc_int_for_mode (-INTVAL (...), SImode) instead of -INTVAL (...).
6609 If operands[2] is 0 or INT_MIN, force use of subs.
6610 (*compare_scc splitter): Use gen_int_mode.
6611 (*negscc): Likewise.
6612 * config/arm/thumb2.md (*thumb2_negscc): Likewise.
6614 2019-03-01 Kito Cheng <kito.cheng@gmail.com>
6615 Monk Chiang <sh.chiang04@gmail.com>
6617 * common/config/riscv/riscv-common.c: Include sstream.
6618 (riscv_subset_list::to_string): New.
6619 (riscv_arch_str): Likewise.
6620 * config.gcc (riscv*-*-*): Handle --with-riscv-attribute=
6622 * config/riscv/riscv-protos.h (riscv_arch_str): New.
6623 * config/riscv/riscv.c (INCLUDE_STRING): Defined.
6624 (riscv_emit_attribute): New.
6625 (riscv_file_start): Emit attribute if needed.
6626 (riscv_option_override): Init riscv_emit_attribute_p.
6627 * config/riscv/riscv.opt (mriscv-attribute): New option.
6628 * configure.ac (riscv*-*-*): Check binutils is supporting ELF
6630 * doc/install.texi: Document --with-riscv-attribute.
6631 * doc/invoke.texi: Document -mriscv-attribute.
6633 * common/config/riscv/riscv-common.c:
6634 Include config/riscv/riscv-protos.h.
6635 (INCLUDE_STRING): Defined.
6636 (RISCV_DONT_CARE_VERSION): Defined.
6637 (riscv_subset_t): Declare.
6638 (riscv_subset_t::riscv_subset_t): New.
6639 (riscv_subset_list): Declare.
6640 (riscv_subset_list::riscv_subset_list): New.
6641 (riscv_subset_list::~riscv_subset_list): Likewise.
6642 (riscv_subset_list::parsing_subset_version): Likewise.
6643 (riscv_subset_list::parse_std_ext): Likewise.
6644 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
6645 (riscv_subset_list::add): Likewise.
6646 (riscv_subset_list::lookup): Likewise.
6647 (riscv_subset_list::xlen): Likewise.
6648 (riscv_subset_list::parse): Likewise.
6649 (riscv_supported_std_ext): Likewise.
6650 (current_subset_list): Likewise.
6651 (riscv_parse_arch_string): Using riscv_subset_list::parse to
6654 2019-03-01 Segher Boessenkool <segher@kernel.crashing.org>
6656 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
6657 rs6000_dejagnu_cpu_index is set, use that to override rs6000_cpu_index.
6658 * config/rs6000/rs6000.opt (mdejagnu-cpu=): New option.
6660 2019-03-01 Alexander Monakov <amonakov@ispras.ru>
6662 PR rtl-optimization/85899
6663 * haifa-sched.c (find_fallthru_edge_from): Relax assert to account for
6664 fallthru edges leading to the exit block.
6666 2019-03-01 Tamar Christina <tamar.christina@arm.com>
6669 * config/aarch64/aarch64-option-extensions.def (fp, simd, crypto, fp16,
6670 rdma, dotprod, sha2, sha3, sm4, fp16fml, sve): Collapse line.
6672 2019-03-01 Richard Sandiford <richard.sandiford@arm.com>
6674 PR tree-optimization/89535
6675 * tree-vect-stmts.c (vectorizable_call): Record the vector types
6676 for each operand. Calculate the fallback choice for mask operands
6677 and pass it to vect_get_vec_def_for_operand.
6679 2019-03-01 Richard Biener <rguenther@suse.de>
6682 * tree-ssa-operands.c (add_stmt_operand): CONST_DECL may
6683 get virtual operands.
6684 (get_expr_operands): Handle CONST_DECL like other decls.
6686 2019-03-01 Jakub Jelinek <jakub@redhat.com>
6689 * fold-const.c (fold_checksum_tree): Ignore TREE_NO_WARNING bit
6690 on DECL_P and EXPR_P.
6692 2019-03-01 Richard Biener <rguenther@suse.de>
6695 * tree-cfgcleanup.h (cleanup_tree_cfg): Add SSA update flags
6696 argument, defaulted to zero.
6697 * passes.c (execute_function_todo): Pass down SSA update flags
6698 to cleanup_tree_cfg.
6699 * tree-cfgcleanup.c: Include tree-into-ssa.h and tree-cfgcleanup.h.
6700 (cleanup_tree_cfg_noloop): After cleanup_control_flow_pre update SSA
6702 (cleanup_tree_cfg): Get and pass down SSA update flags.
6704 2019-03-01 Jakub Jelinek <jakub@redhat.com>
6707 * dwarf2out.c (output_comdat_type_unit): Add ATTRIBUTE_UNUSED to
6708 early_lto_debug argument.
6710 2019-02-28 Eric Botcazou <ebotcazou@adacore.com>
6712 PR tree-optimization/89536
6713 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_NOT_EXPR>: Test
6714 only whether bit #0 of the value is 0 instead of the entire value.
6716 2019-02-28 Marek Polacek <polacek@redhat.com>
6718 PR c++/87068 - missing diagnostic with fallthrough statement.
6719 * gimplify.c (expand_FALLTHROUGH_r): If IFN_FALLTHROUGH was found
6720 at the end of a seq, save its location to walk_stmt_info.
6721 (expand_FALLTHROUGH): Warn if IFN_FALLTHROUGH is at the end of
6724 2019-02-28 Jan Hubicka <hubicka@ucw.cz>
6727 * tree.c (find_atomic_core_type): Move ahead in file.
6728 (check_base_type): Correctly compare alignments of atomic types.
6730 2019-02-28 H.J. Lu <hongjiu.lu@intel.com>
6733 * config/i386/i386.c (get_builtin_code_for_version): Identify
6734 Westmere from PCLMUL, instead of AES.
6736 2019-02-28 Jakub Jelinek <jakub@redhat.com>
6739 * config/arm/arm.md (*subsi3_carryin_compare_const): Use
6740 trunc_int_for_mode (-INTVAL (...), SImode), just instead of
6743 2019-02-28 Tamar Christina <tamar.christina@arm.com>
6746 * config/aarch64/aarch64-option-extensions.def: Document it.
6747 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Skip feature
6750 2019-02-28 Jakub Jelinek <jakub@redhat.com>
6753 * convert.c (convert_to_real_1, convert_to_integer_1): Punt for
6754 builtins if they don't have a single scalar floating point argument.
6757 2019-02-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
6759 PR rtl-optimization/89490
6760 * varasm.c (get_block_for_section): Bail out for mergeable sections.
6761 (default_use_anchors_for_symbol_p, output_object_block): Assert the
6762 block section is not mergeable.
6764 2019-02-27 Jakub Jelinek <jakub@redhat.com>
6767 * config/arm/arm.md (arm_casesi_internal): New define_expand. Rename
6768 old define_insn to ...
6769 (*arm_casesi_internal): ... this. Add mode to LABEL_REFs.
6770 * config/arm/thumb2.md (thumb2_casesi_internal): New define_expand.
6771 Rename old define_insn to ...
6772 (*thumb2_casesi_internal): ... this. Add mode to LABEL_REFs.
6773 (thumb2_casesi_internal_pic): New define_expand. Rename old
6775 (*thumb2_casesi_internal_pic): ... this. Add mode to LABEL_REFs.
6776 * config/aarch64/aarch64.md (casesi): Create the casesi_dispatch
6777 MEM manually here, set MEM_READONLY_P and MEM_NOTRAP_P on it.
6779 2019-02-27 Richard Biener <rguenther@suse.de>
6782 * dwarf2out.c (use_debug_types): Disable when in_lto_p.
6784 2019-02-27 Richard Biener <rguenther@suse.de>
6786 * passes.c (should_skip_pass_p): Do not skip cgraph-edge
6789 2019-02-27 Richard Biener <rguenther@suse.de>
6792 * dwarf2out.c (output_comdat_type_unit): Add early_lto_debug
6793 parameter, prefix section name with .gnu.debuglto_ if true.
6794 (dwarf2out_finish): Pass false to output_comdat_type_unit.
6795 (dwarf2out_early_finish): Pass true to output_comdat_type_unit.
6797 2019-02-27 Richard Biener <rguenther@suse.de>
6800 * dwarf2out.c (size_of_die): Key on AT_ref (a)->comdat_type_p
6801 rather than on use_debug_types, doing what output_die does.
6802 (value_format): Likewise.
6804 2019-02-27 Martin Jambor <mjambor@suse.cz>
6805 Martin Sebor <msebor@redhat.com>
6807 * doc/invoke.texi (Warning Options): Reword description of
6808 -Wno-absolute-value.
6810 2019-02-27 Jakub Jelinek <jakub@redhat.com>
6812 PR tree-optimization/89280
6813 * tree-cfgcleanup.c (maybe_dead_abnormal_edge_p,
6814 builtin_setjmp_setup_bb): New functions.
6815 (cleanup_control_flow_pre): Ignore maybe_dead_abnormal_edge_p edges.
6816 When visiting __builtin_setjmp_setup block, queue in special
6817 setjmp_vec vector edges from .ABNORMAL_DISPATCHER to corresponding
6818 __builtin_setjmp_receiver. Remove .ABNORMAL_DISPATCHER basic blocks
6819 from visited after the loop if they don't have any visited successor
6822 2018-02-26 Steve Ellcey <sellcey@marvell.com>
6824 * config/aarch64/aarch64.c (aarch64_get_multilib_abi_name):
6826 (TARGET_GET_MULTILIB_ABI_NAME): New macro.
6828 2019-02-26 Jakub Jelinek <jakub@redhat.com>
6831 * tree.c (valid_constant_size_p): Deal with size INTEGER_CSTs
6832 with types other than sizetype/ssizetype.
6834 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
6836 * config/sparc/sparc-opts.h (enum processor_type): Rename to...
6837 (enum sparc_processor_type): ...this.
6838 (enum sparc_code_model_type): New enumeration type.
6839 (enum sparc_memory_model_type): Tweak comments.
6840 * config/sparc/sparc.opt (mcpu): Adjust to above renaming.
6842 (mcmodel): Use sparc_code_model enumeration and variable.
6843 (sparc_code_model): New enumeration.
6844 (mdebug): Add Undocumented marker.
6845 * config/sparc/sparc.h (enum cmodel): Delete.
6846 (sparc_cmodel): Likewise.
6847 (TARGET_CM_MEDLOW): Adjust to above renaming.
6848 (TARGET_CM_MEDMID): Likewise.
6849 (TARGET_CM_MEDANY): Likewise.
6850 (TARGET_CM_EMBMEDANY): Likewise.
6851 * config/sparc/sparc.c (sparc_cmodel): Delete.
6852 (sparc_option_override): Remove string/value mapping support for the
6853 code model. Move code and memory model support to after the handling
6854 of target flags. Do private machine setup last.
6855 (sparc_emit_set_symbolic_const64): Use sparc_code_model.
6856 (sparc_legitimize_reload_address): Likewise.
6857 (sparc_output_mi_thunk): Likewise.
6858 * config/sparc/sparc.md (cpu): Adjust comment to above renaming.
6860 2019-02-26 Jakub Jelinek <jakub@redhat.com>
6862 PR tree-optimization/89500
6863 * tree-ssa-strlen.c (stridx_strlenloc): Adjust comment.
6864 (handle_builtin_strlen): Remove noncst_bound variable. Always
6865 optimize strnlen (x, 0) to 0. Optimize strnlen (x, cst) to
6866 cst if the first cst bytes starting at x are known to be non-zero,
6867 even if the string is not zero terminated. Don't try to modify
6868 *si for strnlen. Update strlen_to_stridx only for strlen or if
6869 we can prove strnlen returns the same value as strlen would.
6871 2019-02-26 Martin Liska <mliska@suse.cz>
6873 * alloc-pool.h (struct pool_usage): Remove extra
6875 * bitmap.h (struct bitmap_usage): Likewise.
6876 * ggc-common.c (struct ggc_usage): Likewise.
6877 * mem-stats.h (struct mem_usage): Likewise.
6878 (mem_alloc_description::dump): Print dash lines
6879 here and repeat header at the end of a table report.
6880 It's then more readable.
6881 * tree-phinodes.c (phinodes_print_statistics): Make
6882 horizontal alignment.
6883 * tree-ssanames.c (ssanames_print_statistics): Likewise.
6884 * vec.c (struct vec_usage): Remove extra print_dash_line.
6885 * vec.h (vec_safe_grow_cleared): Pass PASS_MEM_STAT.
6887 2019-02-26 Uroš Bizjak <ubizjak@gmail.com>
6889 * doc/extend.texi (__builtin_object_size):
6890 Use @pxref instead of @xref inside parenthesis.
6891 (__builtin_has_attribute): Add missing comma after @xref.
6892 (__builtin_object_size): Ditto.
6893 * doc/md.texi (cond_*{mode}): Use @samp instead of @var around op1[i].
6894 * fortran/invoke.texi (-ffpe-trap): Use @var for every item
6897 2019-02-26 Jeff Law <law@redhat.com>
6899 PR rtl-optimization/87761
6900 * regcprop.c (copyprop_hardreg_forward_1): Use REG_UNUSED notes to
6901 detect obviously dead insns and delete them.
6903 2019-02-26 Richard Biener <rguenther@suse.de>
6905 PR tree-optimization/89505
6906 * tree-ssa-structalias.c (compute_dependence_clique): Make sure
6907 to handle restrict pointed-to vars with multiple subvars
6910 2019-02-26 Richard Biener <rguenther@suse.de>
6912 PR tree-optimization/89489
6913 * tree-parloops.c (create_loop_fn): Copy over last_clique.
6915 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
6917 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_IOR_EXPR>: Fix
6918 and move around comment.
6919 <BIT_AND_EXPR>: Likewise.
6920 <BIT_NOT_EXPR>: Add specific handling for boolean types.
6922 2019-02-26 Jakub Jelinek <jakub@redhat.com>
6925 * config/i386/i386.c (remove_partial_avx_dependency): Call
6926 df_analyze etc. before creation of the v4sf_const0 pseudo, rather than
6927 after changing possibly many instructions to use that pseudo. Fix up
6928 insertion of v4sf_const0 setter at the start of bb.
6930 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
6933 * doc/extend.texi (Variadic Pointer Args): New section.
6935 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
6936 Martin Sebor <msebor@gmail.com>
6938 * common.opt (Wattribute-alias): Likewise.
6939 * doc/invoke.texi (Option Summary): List general form of
6940 -Wattribute-alias=. List positive form of -Wmissing-attributes.
6941 (-Wmissing-attributes): Invert entry, rewrite and correct default.
6942 Add cross-references.
6943 (-Wattribute-alias): Rewrite and correct default. Mention
6944 considered attributes (same as for -Wmissing-attributes).
6946 2019-02-25 Paul A. Clarke <pc@us.ibm.com>
6948 * config/rs6000/emmintrin.h (_mm_cvtpd_epi32): Fix big endian.
6949 (_mm_cvtpd_ps): Likewise.
6950 (_mm_cvttpd_epi32): Likewise.
6953 * config/rs6000/xmmintrin.h (_mm_cvtss_f32): Fix type mismatch.
6954 (_mm_cvt_ss2si): Fix type mismatch and 32-bit.
6957 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Fix 32-bit.
6959 2019-02-25 Tamar Christina <tamar.christina@arm.com>
6962 * common/config/aarch64/aarch64-common.c
6963 (struct aarch64_option_extension): Add is_synthetic.
6964 (all_extensions): Use it.
6965 (TARGET_OPTION_INIT_STRUCT): Define hook.
6966 (struct gcc_targetm_common): Moved to end.
6967 (all_extensions_by_on): New.
6968 (opt_ext_cmp, typedef opt_ext): New.
6969 (aarch64_option_init_struct): New.
6970 (aarch64_contains_opt): New.
6971 (aarch64_get_extension_string_for_isa_flags): Output smallest set.
6972 * config/aarch64/aarch64-option-extensions.def
6973 (AARCH64_OPT_EXTENSION): Explicitly include AES and SHA2 in crypto.
6974 (fp, simd, crc, lse, fp16, rcpc, rdma, dotprod, aes, sha2, sha3,
6975 sm4, fp16fml, sve, profile, rng, memtag, sb, ssbs, predres):
6976 Set is_synthetic to false.
6977 (crypto): Set is_synthetic to true.
6978 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Add
6981 2019-02-25 Tamar Christina <tamar.christina@arm.com>
6983 * config/arm/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
6984 vfmlal_high_u32, vfmlsl_high_u32, vfmlalq_low_u32, vfmlslq_low_u32,
6985 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
6986 vfmlal_lane_high_u32, vfmlalq_laneq_low_u32, vfmlalq_lane_low_u32,
6987 vfmlal_laneq_low_u32, vfmlalq_laneq_high_u32, vfmlalq_lane_high_u32,
6988 vfmlal_laneq_high_u32, vfmlsl_lane_low_u32, vfmlsl_lane_high_u32,
6989 vfmlslq_laneq_low_u32, vfmlslq_lane_low_u32, vfmlsl_laneq_low_u32,
6990 vfmlslq_laneq_high_u32, vfmlslq_lane_high_u32, vfmlsl_laneq_high_u32):
6992 (vfmlal_low_f16, vfmlsl_low_f16, vfmlal_high_f16, vfmlsl_high_f16,
6993 vfmlalq_low_f16, vfmlslq_low_f16, vfmlalq_high_f16, vfmlslq_high_f16,
6994 vfmlal_lane_low_f16, vfmlal_lane_high_f16, vfmlalq_laneq_low_f16,
6995 vfmlalq_lane_low_f16, vfmlal_laneq_low_f16, vfmlalq_laneq_high_f16,
6996 vfmlalq_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_lane_low_f16,
6997 vfmlsl_lane_high_f16, vfmlslq_laneq_low_f16, vfmlslq_lane_low_f16,
6998 vfmlsl_laneq_low_f16, vfmlslq_laneq_high_f16, vfmlslq_lane_high_f16,
6999 vfmlsl_laneq_high_f16): ... To this.
7000 * config/arm/neon.md: Update comments.
7002 2019-02-25 Tamar Christina <tamar.christina@arm.com>
7004 * config/aarch64/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
7005 vfmlalq_low_u32, vfmlslq_low_u32, vfmlal_high_u32, vfmlsl_high_u32,
7006 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
7007 vfmlsl_lane_low_u32, vfmlal_laneq_low_u32, vfmlsl_laneq_low_u32,
7008 vfmlalq_lane_low_u32, vfmlslq_lane_low_u32, vfmlalq_laneq_low_u32,
7009 vfmlslq_laneq_low_u32, vfmlal_lane_high_u32, vfmlsl_lane_high_u32,
7010 vfmlal_laneq_high_u32, vfmlsl_laneq_high_u32, vfmlalq_lane_high_u32,
7011 vfmlslq_lane_high_u32, vfmlalq_laneq_high_u32, vfmlslq_laneq_high_u32):
7013 (vfmlal_low_f16, vfmlsl_low_f16, vfmlalq_low_f16, vfmlslq_low_f16,
7014 vfmlal_high_f16, vfmlsl_high_f16, vfmlalq_high_f16, vfmlslq_high_f16,
7015 vfmlal_lane_low_f16, vfmlsl_lane_low_f16, vfmlal_laneq_low_f16,
7016 vfmlsl_laneq_low_f16, vfmlalq_lane_low_f16, vfmlslq_lane_low_f16,
7017 vfmlalq_laneq_low_f16, vfmlslq_laneq_low_f16, vfmlal_lane_high_f16,
7018 vfmlsl_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_laneq_high_f16,
7019 vfmlalq_lane_high_f16, vfmlslq_lane_high_f16, vfmlalq_laneq_high_f16,
7020 vfmlslq_laneq_high_f16): ... To this.
7022 2019-02-25 Alexander Monakov <amonakov@ispras.ru>
7024 PR rtl-optimization/86096
7025 * df-scan.c (df_mw_compare): Do not check mw_reg fields when
7026 comparing mw_order values.
7028 2019-02-25 Jakub Jelinek <jakub@redhat.com>
7031 * config/arm/arm.md (*subsi3_carryin_const): Use
7032 arm_neg_immediate_operand predicate instead of
7033 arm_not_immediate_operand, "L" constraint instead of "K" and
7034 print it using %n2 instead of %B2.
7035 (*subsi3_carryin_const0): New define_insn.
7036 (*subsi3_carryin_compare_const): Use const_int_I_operand predicate
7037 instead of arm_not_operand and "I" constraint instead of "K" and
7038 print it using %n3 instead of %B2. Instead of using match_dup 2 add
7039 another match_operand and in the condition check that it is negation
7041 (*subsi3_carryin_compare_const0): New define_ins.
7042 (*subdi_di_zesidi): Adjust to use *subsi3_carryin_const0 instead of
7043 *subsi3_carryin_const.
7044 (*arm_cmpdi_insn): Fix splitting into *subsi3_carryin_compare_const,
7045 split into *subsi3_carryin_compare_const0 if the highpart is zero.
7048 * config/arm.vfp.md (*negdf2_vfp): Use
7049 gen_int_mode (0x80000000, SImode) instead of GEN_INT (0x80000000).
7050 * config/arm/neon.md (neon_copysignf<mode>): Likewise.
7052 2019-02-24 Jakub Jelinek <jakub@redhat.com>
7054 PR rtl-optimization/89445
7055 * simplify-rtx.c (simplify_ternary_operation): Don't use
7056 simplify_merge_mask on operands that may trap.
7057 * rtlanal.c (may_trap_p_1): Use FLOAT_MODE_P instead of
7058 SCALAR_FLOAT_MODE_P checks. For integral division by zero, if
7059 second operand is CONST_VECTOR, check if any element could be zero.
7060 Don't expect traps for VEC_{MERGE,SELECT,CONCAT,DUPLICATE} unless
7061 their operands can trap.
7063 2019-02-23 Martin Sebor <msebor@redhat.com>
7065 * gimple-ssa-sprintf.c (target_strtol): Rename...
7066 (target_strtohwi): ...to this. Handle values up to HOST_WIDE_INT_MAX.
7067 (parse_directive): Adjust to name change. Use HOST_WIDE_INT_MAX to
7068 check for range error.
7070 2019-02-23 H.J. Lu <hongjiu.lu@intel.com>
7073 * opts-common.c (prune_options): Also prune joined switches
7074 with Negative and RejectNegative.
7075 * config/i386/i386.opt (march=): Add Negative(march=).
7076 (mtune=): Add Negative(mtune=).
7077 * doc/options.texi: Document Negative used together with Joined
7080 2019-02-22 Martin Sebor <msebor@redhat.com>
7082 * doc/extend.texi (Other Builtins): Add
7083 __builtin_is_constant_evaluated.
7085 2019-02-22 Richard Biener <rguenther@suse.de>
7087 PR tree-optimization/87609
7088 * tree-cfg.c (gimple_duplicate_bb): Only remap inlined cliques.
7090 2019-02-22 Jeff Law <law@redhat.com>
7092 PR rtl-optimization/87761
7093 * config/mips/mips.md: Add new combiner pattern to recognize
7094 a bitfield extraction using (ashiftrt (truncate (ashift (...)))).
7096 2019-02-22 Matthew Malcomson <matthew.malcomson@arm.com>
7099 * config/aarch64/aarch64.md: Use aarch64_general_reg predicate on
7100 destination register in peepholes generating patterns for ADDS/SUBS.
7101 (add<mode>3_compare0,
7102 *addsi3_compare0_uxtw, add<mode>3_compareC,
7103 add<mode>3_compareV_imm, add<mode>3_compareV,
7104 *adds_<optab><ALLX:mode>_<GPI:mode>,
7105 *subs_<optab><ALLX:mode>_<GPI:mode>,
7106 *adds_<optab><ALLX:mode>_shift_<GPI:mode>,
7107 *subs_<optab><ALLX:mode>_shift_<GPI:mode>,
7108 *adds_<optab><mode>_multp2, *subs_<optab><mode>_multp2,
7109 *sub<mode>3_compare0, *subsi3_compare0_uxtw,
7110 sub<mode>3_compare1): Allow stack pointer for source register.
7111 * config/aarch64/predicates.md (aarch64_general_reg): New predicate.
7113 2019-02-22 Martin Sebor <msebor@redhat.com>
7115 PR tree-optimization/88993
7116 PR tree-optimization/88853
7117 * gimple-ssa-sprintf.c (sprintf_dom_walker::call_info::is_file_func):
7119 (sprintf_dom_walker::call_info::is_string_func): New helper.
7120 (format_directive): Only issue "may exceed" 4095/INT_MAX warnings
7121 for formatted string functions.
7122 (sprintf_dom_walker::handle_gimple_call): Fix a typo in a comment.
7124 2019-02-22 Martin Sebor <msebor@redhat.com>
7127 * c-parser.c (sizeof_ptr_memacc_comptypes): Avoid warning in
7128 unreachable subexpressions.
7130 2019-02-22 H.J. Lu <hongjiu.lu@intel.com>
7131 Hongtao Liu <hongtao.liu@intel.com>
7132 Sunil K Pandey <sunil.k.pandey@intel.com>
7135 * config/i386/i386-passes.def: Add
7136 pass_remove_partial_avx_dependency.
7137 * config/i386/i386-protos.h
7138 (make_pass_remove_partial_avx_dependency): New.
7139 * config/i386/i386.c (make_pass_remove_partial_avx_dependency):
7141 (pass_data_remove_partial_avx_dependency): New.
7142 (pass_remove_partial_avx_dependency): Likewise.
7143 (make_pass_remove_partial_avx_dependency): Likewise.
7144 * config/i386/i386.md (avx_partial_xmm_update): New attribute.
7145 (*extendsfdf2): Add avx_partial_xmm_update.
7146 (truncdfsf2): Likewise.
7147 (*float<SWI48:mode><MODEF:mode>2): Likewise.
7148 (SF/DF conversion splitters): Disabled for TARGET_AVX.
7150 2019-02-22 Aldy Hernandez <aldyh@redhat.com>
7153 * gimple-ssa-sprintf.c (pass_sprintf_length::execute): Enable loop
7156 2019-02-22 Thiago Macieira <thiago.macieira@intel.com>
7159 * config/i386/i386.h (PTA_WESTMERE): Remove PTA_AES.
7160 (PTA_SKYLAKE): Add PTA_AES.
7161 (PTA_GOLDMONT): Likewise.
7163 2019-02-22 Sudakshina Das <sudi.das@arm.com>
7165 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Add bti
7166 instruction if enabled.
7167 (aarch64_override_options): Remove reference to return address key.
7169 2019-02-22 Richard Biener <rguenther@suse.de>
7171 PR tree-optimization/89440
7172 * tree-vect-loop.c (vect_create_epilog_for_reduction): Remove
7173 not necessary assert.
7175 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
7178 * omp-general.c (oacc_replace_fn_attrib): Mostly split out into...
7179 (oacc_replace_fn_attrib_attr): ... this new function.
7180 * omp-general.h (oacc_replace_fn_attrib_attr): New prototype.
7181 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Revert workaround.
7183 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7185 * config/arm/arm-cpus.in (ares): Rename to...
7186 (neoverse-n1): ... This. Add ares as alias.
7187 * config/arm/arm-tables.opt: Regenerate.
7188 * config/arm/arm-tune.md: Likewise.
7189 * doc/invoke.txt (ARM Options): Document neoverse-n1.
7191 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7193 * config/aarch64/aarch64-cores.def (neoverse-e1): Define.
7194 * config/aarch64/aarch64-tune.md: Regenerate.
7195 * doc/invoke.texi (AArch64 Options): Document neoverse-e1 -mcpu option.
7197 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7199 * config/aarch64/aarch64.c (ares_tunings): Rename to...
7200 (neoversen1_tunings): ... This.
7201 * config/aarch64/aarch64-cores.def (ares): Change tuning to the above.
7202 (neoverse-n1): New CPU.
7203 * config/aarch64/aarch64-tune.md: Regenerate.
7204 * doc/invoke.txt (AArch64 Options): Document neoverse-n1.
7206 2019-02-22 Richard Biener <rguenther@suse.de>
7209 * cfghooks.h (dependence_hash): New typedef.
7210 (struct copy_bb_data): New type.
7211 (cfg_hooks::duplicate_block): Adjust to take a copy_bb_data argument.
7212 (duplicate_block): Likewise.
7213 * cfghooks.c (duplicate_block): Pass down copy_bb_data.
7214 (copy_bbs): Create and pass down copy_bb_data.
7215 * cfgrtl.c (cfg_layout_duplicate_bb): Adjust.
7216 (rtl_duplicate_bb): Likewise.
7217 * tree-cfg.c (gimple_duplicate_bb): If the copy_bb_data arg is not NULL
7218 remap dependence info.
7220 2019-02-22 Richard Biener <rguenther@suse.de>
7222 PR tree-optimization/87609
7223 * tree-core.h (tree_base): Document special clique values.
7224 * tree-inline.c (remap_dependence_clique): Do not use the
7225 special clique value of one.
7226 (maybe_set_dependence_info): Use clique one.
7227 (clear_dependence_clique): New callback.
7228 (compute_dependence_clique): Clear clique one from all refs
7229 before assigning it (again).
7231 2019-02-21 Martin Sebor <msebor@redhat.com>
7233 * doc/extend.texi (__clear_cache): Correct signature.
7235 2019-02-21 Ian Lance Taylor <iant@golang.org>
7238 * varasm.c (decode_addr_const): Call lookup_constant_def rather
7239 than output_constant_def.
7240 (add_constant_to_table): New static function.
7241 (output_constant_def): Call add_constant_to_table.
7242 (tree_output_constant_def): Likewise.
7244 2019-02-21 Jakub Jelinek <jakub@redhat.com>
7247 * builtins.c (fold_builtin_arith_overflow): If first two args are
7248 INTEGER_CSTs, set intres and ovfres to constants rather than calls
7251 2019-02-21 H.J. Lu <hongjiu.lu@intel.com>
7254 * config/i386/i386.c (ix86_set_indirect_branch_type): Issue an
7255 error for -mindirect-branch/-mfunction-return with incompatible
7258 2019-02-21 Jakub Jelinek <jakub@redhat.com>
7261 * constraints.md (q): Remove.
7262 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use rk constraint
7265 2019-02-21 Martin Jambor <mjambor@suse.cz>
7268 * omp-general.c (omp_extract_for_data): Removed a duplicate call
7269 to omp_adjust_for_condition, moved NE_EXPR code_cond processing...
7270 (omp_adjust_for_condition): ...here. Added necessary parameters.
7271 * omp-general.h (omp_adjust_for_condition): Updated declaration.
7272 * omp-grid.c (grid_attempt_target_gridification): Adjust to pass
7273 proper values to new parameters of omp_adjust_for_condition.
7275 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7278 * expr.c (expand_assignment): If result is a MEM, use change_address
7279 instead of simplify_gen_subreg.
7281 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7282 David Malcolm <dmalcolm@redhat.com>
7285 * fold-const.c (decode_field_reference): Return NULL_TREE if
7286 lang_hooks.types.type_for_size returns NULL. Check it before
7287 overwriting *exp_. Use return NULL_TREE instead of return 0.
7289 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7293 * toplev.c (do_compile): Double the emin/emax exponents to workaround
7296 2019-02-20 Uroš Bizjak <ubizjak@gmail.com>
7299 * config/i386/i386.c (ix86_atomic_assign_expand_fenv): Check
7300 TARGET_SSE in addition to TARGET_SSE_MATH.
7302 (ix86_excess_precision): Ditto.
7303 (ix86_float_exceptions_rounding_supported_p): Ditto.
7304 (use_rsqrt_p): Ditto.
7305 * config/i386/sse.md (rsqrt<mode>2): Ditto.
7307 2019-02-20 David Malcolm <dmalcolm@redhat.com>
7310 * diagnostic-show-locus.c (layout::calculate_line_spans): Use
7311 linenum_arith_t when determining if two adjacent line spans are
7312 close enough to merge.
7313 (diagnostic_show_locus): Use linenum_arith_t when iterating over
7314 lines within each line_span.
7316 2019-02-20 Andre Vieira <andre.simoesdiasvieira@arm.com>
7319 * lra-constraints.c(uses_hard_regs_p): Fix handling of
7320 paradoxical SUBREGS.
7322 2019-02-20 Li Jia He <helijia@linux.ibm.com>
7325 * gcc/config/rs6000/rs6000.c (rs6000_gimple_fold_builtin)
7326 <case ALTIVEC_BUILTIN_VSPLTISB, ALTIVEC_BUILTIN_VSPLTISH,
7327 ALTIVEC_BUILTIN_VSPLTISW>: Don't convert the operand before
7330 2019-02-19 Jonathan Wakely <jwakely@redhat.com>
7332 * config/gcn/gcn.c (print_operand): Fix typo.
7334 2019-02-19 Richard Biener <rguenther@suse.de>
7337 * toplev.c (do_compile): Initialize mpfr's exponent range
7338 based on available float modes.
7340 2019-02-19 Eric Botcazou <ebotcazou@adacore.com>
7342 * rtlanal.c (get_initial_register_offset): Fall back to the estimate
7343 as long as the epilogue isn't completed.
7345 2019-02-18 Martin Sebor <msebor@redhat.com>
7347 * doc/cpp.texi (Conditional syntax): Add __has_attribute,
7348 __has_cpp_attribute, and __has_include.
7350 2019-02-18 Martin Sebor <msebor@redhat.com>
7352 * doc/invoke.texi (-Wreturn-type): Correct and expand.
7354 2019-02-18 Martin Sebor <msebor@redhat.com>
7357 * tree.c (valid_constant_size_p): Avoid assuming size is a constant
7359 * tree.h (cst_size_error): Add the cst_size_not_constant enumerator.
7361 2019-02-18 Richard Biener <rguenther@suse.de>
7363 PR tree-optimization/89296
7364 * tree-ssa-loop-ch.c (ch_base::copy_headers): Restrict setting
7365 of no-warning flag to cases that might emit the bogus warning.
7367 2019-02-18 Jakub Jelinek <jakub@redhat.com>
7370 * config/arm/arm.md (*arm_movdi, *movdf_soft_insn): Use "r" instead of
7372 * config/arm/vfp.md (*movdi_vfp): Likewise.
7373 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use "r" instead of
7374 "q" constraint for operands[0].
7377 * config/s390/s390.md (*r<noxa>sbg_<mode>_srl_bitmask,
7378 *r<noxa>sbg_<mode>_sll, *r<noxa>sbg_<mode>_srl): Don't construct
7379 pattern in a temporary buffer.
7380 (*r<noxa>sbg_sidi_srl): Likewise. Always use 32 as I3 rather
7381 than 64-operands[2].
7384 * config/s390/s390.c (s390_indirect_branch_attrvalue,
7385 s390_indirect_branch_settings): Define unconditionally.
7386 (s390_set_current_function): Likewise, but guard the whole body except
7387 the s390_indirect_branch_settings call with
7388 #if S390_USE_TARGET_ATTRIBUTE.
7389 (TARGET_SET_CURRENT_FUNCTION): Redefine unconditionally.
7391 * config/s390/s390.md (*<risbg_n>_ior_and_sr_ze,
7392 *<risbg_n>_<mode>_ior_and_lshiftrt, *<risbg_n>_sidi_ior_and_lshiftrt):
7393 Use HOST_WIDE_INT_M1U instead of ~(0ULL).
7394 (*<risbg_n>_and_subregdi_rotr, *<risbg_n>_and_subregdi_rotl): Use
7395 HOST_WIDE_INT_1U instead of 1ULL.
7396 (*pre_z10_extzv<mode>, *pre_z10_extv<mode>): Change mask type from int
7397 to unsigned HOST_WIDE_INT, use HOST_WIDE_INT_1U instead of 1ul.
7398 (*insv<mode><clobbercc_or_nocc>_appendbitsleft,
7399 z = (x << c) | (y >> d) splitters): Use HOST_WIDE_INT_1U
7401 (*insv<mode>_mem_reg, *insvdi_mem_reghigh): Use HOST_WIDE_INT_1U
7404 2019-02-18 Martin Jambor <mjambor@suse.cz>
7406 PR tree-optimization/89209
7407 * tree-sra.c (create_access_replacement): New optional parameter
7408 reg_tree. Use it as a type if non-NULL and access type is not of
7410 (get_repl_default_def_ssa_name): New parameter REG_TYPE, pass it
7411 to create_access_replacement.
7412 (sra_modify_assign): Pass LHS type to get_repl_default_def_ssa_name.
7413 Check lacc is non-NULL before attempting to re-create it on the RHS.
7415 2019-02-18 Martin Liska <mliska@suse.cz>
7418 * cgraph.c (symbol_table::create_edge): Set m_summary_id to -1
7420 (symbol_table::free_edge): Recycle m_summary_id.
7421 * cgraph.h (get_summary_id): New.
7422 (symbol_table::release_symbol): Set m_summary_id to -1
7424 (symbol_table::allocate_cgraph_symbol): Recycle m_summary_id.
7425 * ipa-fnsummary.c (ipa_fn_summary_t): Switch from
7426 function_summary to fast_function_summary.
7427 * ipa-fnsummary.h (ipa_fn_summary_t): Likewise.
7428 * ipa-pure-const.c (class funct_state_summary_t):
7429 Switch from function_summary to fast_function_summary.
7430 * ipa-reference.c (class ipa_ref_var_info_summary_t): Likewise.
7431 (class ipa_ref_opt_summary_t): Switch from function_summary
7432 to fast_function_summary.
7433 * symbol-summary.h (class function_summary_base): New class
7434 that is created from base of former function_summary.
7435 (function_summary_base::unregister_hooks): New.
7436 (class function_summary): Inherit from function_summary_base.
7437 (class call_summary_base): New class
7438 that is created from base of former call_summary.
7439 (class call_summary): Inherit from call_summary_base.
7440 (struct is_same): New.
7441 (class fast_function_summary): New summary class.
7442 (class fast_call_summary): New summary class.
7443 * vec.h (vec_safe_grow_cleared): New function.
7445 2019-02-18 Martin Liska <mliska@suse.cz>
7447 * config/i386/i386.c (ix86_get_multilib_abi_name): New function.
7448 (TARGET_GET_MULTILIB_ABI_NAME): New macro defined.
7449 * doc/tm.texi: Document new target hook.
7450 * doc/tm.texi.in: Likewise.
7451 * target.def: Add new target macro.
7452 * gcc.c (find_fortran_preinclude_file): Do not search multilib
7455 2019-02-17 Alan Modra <amodra@gmail.com>
7458 * config/rs6000/rs6000.md (<bd>_<mode> split): Check for an int
7459 output reg on add insn.
7460 (<bd>tf_<mode> split): Likewise. Match predicates with insn.
7462 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
7465 * config/i386/sse.md (ssedoublemode): Remove V4HI.
7466 (PMULHRSW): Likewise.
7467 (<ssse3_avx2>_pmulhrsw<mode>3): Require TARGET_SSSE3, not
7469 (ssse3_pmulhrswv4hi3): New expander.
7471 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
7473 * config/i386/mmx.md (*vec_extractv2si_zext_mem): Doesn't require
7474 MMX. Add isa attribute.
7476 2019-02-16 Jakub Jelinek <jakub@redhat.com>
7478 PR rtl-optimization/66152
7479 * builtins.h (c_readstr): Declare.
7480 * builtins.c (c_readstr): Remove forward declaration. Add
7481 null_terminated_p argument, if false, read all bytes from the
7482 string instead of stopping after '\0'.
7483 * expr.c (string_cst_read_str): New function.
7484 (store_expr): Use string_cst_read_str instead of
7485 builtin_strncpy_read_str. Try to store by pieces the whole
7486 exp_len first, and only if that fails, split it up into
7487 store by pieces followed by clear_storage. Formatting fix.
7489 * config/i386/i386.md (*movqi_internal): Remove static from
7490 buf variable. Use output_asm_insn (buf, operands); return "";
7491 instead of return buf;.
7492 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>,
7493 *<code><mode>3<mask_name>, *andnot<mode>3, *andnottf3, *<code><mode>3,
7494 *<code>tf3, <mask_codefor><code><mode>3<mask_name>): Likewise.
7496 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7498 * config/sparc/linux.h (ASAN_CC1_SPEC): Define.
7499 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC and ASAN_CC1_SPEC.
7500 * config/sparc/linux64.h (ASAN_CC1_SPEC): Likewise.
7501 (CC1_SPEC): Likewise.
7502 * config/sparc/sparc.c (sparc_asan_shadow_offset): Adjust for 64-bit.
7504 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7506 * asan.c (asan_emit_stack_protection): Use full-sized mask to align
7507 the base address on 64-bit strict-alignment platforms.
7509 2019-02-15 H.J. Lu <hongjiu.lu@intel.com>
7511 * config/i386/i386.h (VALID_MMX_REG_MODE): Correct the misplaced ')'.
7513 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
7515 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT_P): New define.
7517 2019-02-15 Aaron Sawdey <acsawdey@linux.ibm.com>
7519 PR rtl-optimization/88308
7520 * shrink-wrap.c (move_insn_for_shrink_wrap): Fix LABEL_NUSES counts
7521 on copied instruction.
7523 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7525 * final.c (insn_current_reference_address): Replace test on JUMP_P
7526 with test on jump_to_label_p.
7527 * config/visium/visium-passes.def: New file.
7528 * config/visium/t-visium (PASSES_EXTRA): Define.
7529 * config/visium/visium-protos.h (make_pass_visium_reorg): Declare.
7530 * config/visium/visium.h (TRAMPOLINE_SIZE): Adjust.
7531 (TRAMPOLINE_ALIGNMENT): Define.
7532 * config/visium/visium.c (visium_option_override): Do not register
7533 the machine-specific reorg pass here.
7534 (visium_trampoline_init): Align the BRA insn on a 64-bit boundary
7536 (output_branch): Adjust threshold for long branch instruction.
7537 * config/visium/visium.md (cpu): Move around.
7538 (length): Adjust for the GR6.
7540 2019-02-15 Richard Biener <rguenther@suse.de>
7541 Jakub Jelinek <jakub@redhat.com>
7543 PR tree-optimization/89278
7544 * tree-loop-distribution.c: Include tree-eh.h.
7545 (generate_memset_builtin, generate_memcpy_builtin): Call
7546 rewrite_to_non_trapping_overflow on builtin->size before passing it
7547 to force_gimple_operand_gsi.
7549 2019-02-15 Jakub Jelinek <jakub@redhat.com>
7552 * optc-save-gen.awk: Handle optimize_fast like optimize_size or
7554 * opth-gen.awk: Likewise.
7556 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
7558 * config/i386/i386.h (TARGET_SUBTARGET64_ISA_DEFAULT):
7559 Enable MMX, SSE and SSE2 by default.
7560 * config/i386/i386.c (ix86_option_override_internal): Do not
7561 explicitly set MMX, SSE and SSE2 flags for TARGET_64BIT here.
7563 2019-02-14 Jakub Jelinek <jakub@redhat.com>
7565 PR rtl-optimization/89354
7566 * combine.c (make_extraction): Punt if extraction_mode is narrower
7569 2019-02-14 Maya Rashish <coypu@sdf.org>
7571 * config.gcc (*-*-netbsd*): Add netbsd-d.o.
7572 * config/netbsd-d.c: New file.
7573 * config/t-netbsd: Add netbsd-d.o
7575 2018-02-14 Steve Ellcey <sellcey@marvell.com>
7577 * config/aarch64/aarch64.c (aarch64_attribute_table): Change
7578 affects_type_identity to true for aarch64_vector_pcs.
7579 (aarch64_comp_type_attributes): New function.
7580 (TARGET_COMP_TYPE_ATTRIBUTES): New macro.
7582 2019-02-14 Tamar Christina <tamar.christina@arm.com>
7585 * config/arm/iterators.md (ANY64): Add V4HF.
7587 2019-02-14 Martin Liska <mliska@suse.cz>
7589 PR rtl-optimization/89242
7590 * dce.c (delete_unmarked_insns): Call free_dominance_info we
7591 process a transformation.
7593 2019-02-14 Jakub Jelinek <jakub@redhat.com>
7595 PR tree-optimization/89314
7596 * fold-const.c (fold_binary_loc): Cast strlen argument to
7597 const char * before dereferencing it. Formatting fixes.
7600 * passes.def: Swap pass_ubsan and pass_early_warn_uninitialized.
7602 2019-02-13 Ian Lance Taylor <iant@golang.org>
7604 * optc-save-gen.awk: Set var_opt_hash for initial optimizations
7605 and set current index for other optimizations.
7607 2019-02-13 Uroš Bizjak <ubizjak@gmail.com>
7609 * config/i386/sse.md (vec_set<VI4F_256_512:mode>_0): Use
7610 nonimmediate_operand as operand 2 predicate.
7611 (vec_set<VF2_512_256:mode>_0): Ditto.
7612 (vec_set<VI8_AVX_AVX512F:mode>_0): Ditto.
7613 (*vec_concatv2si): Remove alternative 2.
7614 (*vec_concatv4si_0): Use vm constraint for alternative 0.
7615 (*vec_concatv4si_0): Remove preferred_for_speed attribute.
7616 (vec_concatv2di): Split alternatives 4,5,6 to ...
7617 (*vec_concatv2di_0) ... new pattern.
7619 2019-02-13 Wilco Dijkstra <wdijkstr@arm.com>
7622 * config/arm/arm.c (ldm_stm_operation_p) Set
7623 addr_reg_in_reglist correctly for first register.
7624 (load_multiple_sequence): Remove dead base check.
7625 (gen_ldm_seq): Correctly set write_back for Thumb-1.
7627 2019-02-13 Tamar Christina <tamar.christina@arm.com>
7630 * config/aarch64/aarch64-sve.md (*pred_mov<mode>, pred_mov<mode>):
7631 Expose as @aarch64_pred_mov.
7632 * config/aarch64/aarch64.c (aarch64_classify_address):
7633 Use expand_insn which legitimizes operands.
7635 2019-02-13 Martin Liska <mliska@suse.cz>
7637 * builtins.h (expand_builtin_with_bounds): Remove declaration.
7638 * calls.c (struct arg_data): Remove special_slot, pointer_arg
7639 and pointer_offset fields.
7640 (initialize_argument_information): Remove usage of dead
7642 * cgraph.h (struct cgraph_thunk_info): Remove
7643 add_pointer_bounds_args.
7644 * cgraphunit.c (cgraph_node::expand_thunk): Remove usage of dead
7646 (cgraph_node::assemble_thunks_and_aliases): Remove usage of dead
7648 * config/i386/i386.c (ix86_function_arg_advance): Remove
7650 (struct builtin_isa): Remove leaf_p and nothrow_p fields.
7651 (def_builtin): Remove usage of dead
7653 (ix86_add_new_builtins): Likewise.
7654 * ipa-fnsummary.c (compute_fn_summary): Likewise.
7655 * ipa-icf.c (sem_function::equals_wpa): Likewise.
7656 (sem_function::init): Likewise.
7657 (sem_variable::merge): Likewise.
7658 * ipa-visibility.c (function_and_variable_visibility): Likewise.
7659 * ipa.c (symbol_table::remove_unreachable_nodes): Likewise.
7660 * lto-cgraph.c (lto_output_node): Likewise.
7661 (lto_output_varpool_node): Likewise.
7662 (input_node): Likewise.
7663 (input_varpool_node): Likewise.
7664 * lto-streamer-out.c (lto_output): Likewise.
7665 * tree-inline.c (expand_call_inline): Remove usage of
7667 * tree-inline.h (struct copy_body_data): Likewise.
7668 * varpool.c (varpool_node::dump): Likewise.
7670 2019-02-13 Jakub Jelinek <jakub@redhat.com>
7673 * tree-ssa-structalias.c (set_uids_in_ptset): Or in vi->is_heap_var
7674 into pt->vars_contains_escaped_heap instead of setting
7675 pt->vars_contains_escaped_heap to it.
7678 * optabs.c (prepare_cmp_insn): Use UINTVAL (size) instead of
7679 INTVAL (size), compare it to GET_MODE_MASK instead of
7680 1 << GET_MODE_BITSIZE.
7683 * config/i386/predicates.md (x86_64_immediate_operand): Allow
7684 TLS UNSPECs offsetted by signed 32-bit CONST_INT even with
7687 2019-02-13 Martin Liska <mliska@suse.cz>
7690 * cfgrtl.c (remove_barriers_from_footer): New function.
7691 (try_redirect_by_replacing_jump): Use it.
7692 (cfg_layout_redirect_edge_and_branch): Likewise.
7694 2019-02-13 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
7696 * config/rs6000/altivec.h (vec_sbox_be, vec_cipher_be,
7697 vec_cipherlast_be, vec_ncipher_be, vec_ncipherlast_be): New #defines.
7698 * config/rs6000/crypto.md (CR_vqdi): New define_mode_iterator.
7699 (crypto_vsbox_<mode>, crypto_<CR_insn>_<mode>): New define_insns.
7700 * config/rs6000/rs6000-builtin.def (VSBOX_BE): New BU_CRYPTO_1.
7701 (VCIPHER_BE, VCIPHERLAST_BE, VNCIPHER_BE, VNCIPHERLAST_BE):
7703 * config/rs6000/rs6000.c (builtin_function_type)
7704 <CRYPTO_BUILTIN_VSBOX_BE, CRYPTO_BUILTIN_VCIPHER_BE,
7705 CRYPTO_BUILTIN_VCIPHERLAST_BE, CRYPTO_BUILTIN_VNCIPHER_BE,
7706 CRYPTO_BUILTIN_VNCIPHERLAST_BE>: New switch options.
7707 * doc/extend.texi (vec_sbox_be, vec_cipher_be, vec_cipherlast_be,
7708 vec_ncipher_be, vec_ncipherlast_be): New builtin functions.
7710 2019-02-12 Pat Haugen <pthaugen@us.ibm.com>
7712 * doc/invoke.texi (RS/6000 and PowerPC Options): Remove duplicate
7713 -maltivec. Delete -maltivec=be and -maltivec=le documentation.
7715 2019-02-12 H.J. Lu <hongjiu.lu@intel.com>
7718 * config/i386/i386.md (*movoi_internal_avx): Revert revision
7719 268678 and revision 268657.
7720 (*movti_internal): Likewise.
7722 2019-02-12 Ilya Leoshkevich <iii@linux.ibm.com>
7725 * config/s390/s390.c (s390_decompose_address): Update comment.
7726 (s390_check_qrst_address): Reject invalid address forms after
7729 2019-02-12 Martin Liska <mliska@suse.cz>
7732 * ipa-pure-const.c (propagate_pure_const): Revert hunk as
7733 we need default values of funct_state for a function that
7736 2019-02-12 Eric Botcazou <ebotcazou@adacore.com>
7738 * asan.c (asan_expand_mark_ifn): Take into account the alignment of
7739 the object to pick the size of stores on strict-alignment platforms.
7741 * config/sparc/sparc.md (*movsi_insn): Minor tweak.
7742 (*movdi_insn_sp32): Likewise.
7743 (*movdi_insn_sp64): Likewise.
7745 2019-02-12 Jan Hubicka <hubicka@ucw.cz>
7748 * cgraphunit.c (analyze_functions): Clear READONLY flag for external
7749 types that needs constructiong.
7750 * tree.h (may_be_aliased): Do not check TYPE_NEEDS_CONSTRUCTING.
7752 2019-02-12 Richard Biener <rguenther@suse.de>
7754 PR tree-optimization/89253
7755 * tree-ssa-loop-split.c (tree_ssa_split_loops): Check we can
7758 2019-02-11 David Malcolm <dmalcolm@redhat.com>
7761 * input.c (selftest::test_line_offset_overflow): New selftest.
7762 (selftest::input_c_tests): Call it.
7764 2019-02-11 Martin Sebor <msebor@redhat.com>
7766 PR tree-optimization/88771
7767 * gimple-ssa-warn-restrict.c (pass_wrestrict::gate): Also enable
7768 when -Wstringop-overflow is set.
7769 (builtin_memref::builtin_memref): Adjust excessive upper bound
7770 only when lower bound is not excessive.
7771 (maybe_diag_overlap): Detect and diagnose excessive bounds via
7772 -Wstringop-ovefflow.
7773 (maybe_diag_offset_bounds): Rename...
7774 (maybe_diag_access_bounds): ...to this.
7775 (check_bounds_or_overlap): Adjust for name change above.
7777 2019-02-11 Martin Sebor <msebor@redhat.com>
7780 * builtins.c (max_object_size): Move from here...
7781 * builtins.h (max_object_size): ...and here...
7782 * tree.c (max_object_size): ...to here...
7783 * tree.h (max_object_size): ...and here.
7785 2019-02-11 Bill Schmidt <wschmidt@linux.ibm.com>
7787 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Shift-right
7788 and shift-left vector built-ins need to include a TRUNC_MOD_EXPR
7789 for correct semantics.
7791 2019-02-11 Alan Modra <amodra@gmail.com>
7793 * doc/invoke.texi (man page RS/6000 and PowerPC Options): Mention
7794 -mlongcall and -mpltseq.
7795 (RS/6000 and PowerPC Options <-mlongcall>): Mention inline PLT calls.
7796 (RS/6000 and PowerPC Options <-mpltseq>): Document.
7797 * config/rs6000/rs6000.h (TARGET_PLTSEQ): Define.
7798 * config/rs6000/sysv4.opt (mpltseq): New option.
7799 * config/rs6000/sysv4.h (TARGET_PLTSEQ): Redefine.
7800 (SUBTARGET_OVERRIDE_OPTIONS): Error if given -mpltseq when assembler
7801 support is lacking. Don't allow -mpltseq with -mbss-plt.
7802 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Warn if
7803 -mpltseq given for ELFv1.
7804 * config/rs6000/rs6000.c (rs6000_call_aix): Comment on UNSPEC_PLTSEQ.
7805 Only use UNSPEC_PLTSEQ for inline PLT calls.
7806 (rs6000_call_sysv, rs6000_sibcall_sysv): Expand comments. Only
7807 use UNSPEC_PLTSEQ for inline PLT calls.
7808 (rs6000_indirect_call_template_1, rs6000_longcall_ref),
7809 (rs6000_call_aix, rs6000_call_sysv, rs6000_sibcall_sysv): Replace
7810 uses of HAVE_AS_PLTSEQ with TARGET_PLTSEQ, simplifying.
7811 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
7812 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
7813 (pltseq_mtctr_<mode>): Likewise.
7815 2019-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7817 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Use 8-byte strings with
7819 * configure: Regenerate.
7821 2019-02-11 Jakub Jelinek <jakub@redhat.com>
7824 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use q constraint
7827 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
7829 * function.c (assign_parm_setup_block): Use the stored
7830 size, not the passed size, when allocating stack-space,
7831 also for a parameter with alignment larger than
7832 MAX_SUPPORTED_STACK_ALIGNMENT.
7834 2019-02-11 Martin Liska <mliska@suse.cz>
7837 * ipa-cp.c (build_toporder_info): Remove usage of a param.
7838 * ipa-inline.c (inline_small_functions): Likewise.
7839 * ipa-pure-const.c (propagate_pure_const): Likewise.
7840 (propagate_nothrow): Likewise.
7841 * ipa-reference.c (propagate): Likewise.
7842 * ipa-utils.c (struct searchc_env): Remove unused field.
7843 (searchc): Always search across AVAIL_INTERPOSABLE.
7844 (ipa_reduced_postorder): Always allow AVAIL_INTERPOSABLE as
7845 the only called IPA pure const can properly not propagate
7846 across interposable boundary.
7847 * ipa-utils.h (ipa_reduced_postorder): Remove param.
7849 2019-02-11 Chung-Ju Wu <jasonwucj@gmail.com>
7851 * config/nds32/nds32.md (call_internal, call_value_internal,
7852 sibcall_internal, sibcall_value_internal): Use SImode for mem rtx.
7854 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
7856 * config/cris/cris.c (cris_preferred_minimum_alignment): Fix name
7859 2019-02-10 H.J. Lu <hongjiu.lu@intel.com>
7861 * config/i386/constraints.md (Yd): Replace AVX512BW with AVX512DQ
7864 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
7866 * config.gcc (with_nds32_lib): Set default --with-nds32-lib correctly.
7868 2019-02-10 Jakub Jelinek <jakub@redhat.com>
7870 PR tree-optimization/89268
7871 * tree-if-conv.c (version_loop_for_if_conversion): Push to preds only
7872 if preds is non-NULL.
7874 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7877 * tree.c (fld_simplified_type_name): Also keep TYPE_DECL for
7880 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
7882 * config/nds32/nds32.md (trap): New pattern.
7884 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
7886 * config/nds32/nds32.c (nds32_dwarf_register_span): Refine register
7889 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
7891 * config/nds32/nds32-md-auxiliary.c (nds32_spilt_doubleword): Support
7894 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7896 * ipa-visibility.c (localize_node): Also do not localize
7897 LDPR_PREVAILING_DEF_IRONLY_EXP.
7899 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7902 * tree.c (fld_simplified_type_name): Use DECL_ASSEMBLER_NAME_SET_P
7903 instead of type_with_linkage.
7905 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
7908 * params.def (uninlined-function-insns, uninlined-function-time,
7909 uninlined-thunk-insns, uninlined-thunk-time): Add artificial upper
7910 bound so we don't get overflows.
7912 2019-02-09 Aaron Sawdey <acsawdey@linux.ibm.com>
7914 * config/rs6000/rs6000-string.c (expand_compare_loop,
7915 expand_block_compare): Insert REG_BR_PROB notes in inline expansion of
7918 2019-02-09 Jakub Jelinek <jakub@redhat.com>
7921 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
7922 If !node->definition and TYPE_ARG_TYPES is non-NULL, use
7923 TYPE_ARG_TYPES instead of DECL_ARGUMENTS.
7925 2019-02-09 Alan Modra <amodra@gmail.com>
7928 * config/rs6000/rs6000.c (save_reg_p): Correct calls_eh_return
7929 case. Match logic in rs6000_emit_prologue emitting pic_offset_table
7932 2019-02-08 Vladimir Makarov <vmakarov@redhat.com>
7935 * lra-constraints.c (process_alt_operands): Don't increase reject
7936 for memory when offset memory is required.
7938 2019-02-08 Robin Dapp <rdapp@linux.ibm.com>
7940 * config/s390/vector.md: Implement vector copysign.
7942 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
7944 * expr.c (expand_constructor): Correct indentations.
7946 2019-02-08 Richard Biener <rguenther@suse.de>
7948 PR tree-optimization/89247
7949 * tree-if-conv.c: Include tree-cfgcleanup.h.
7950 (version_loop_for_if_conversion): Record LOOP_VECTORIZED call.
7951 (tree_if_conversion): Pass through predicate vector.
7952 (pass_if_conversion::execute): Do CFG cleanup and SSA update
7953 inline, see if any if-converted loops we refrece in
7954 LOOP_VECTORIZED calls vanished and fixup.
7955 * tree-if-conv.h (tree_if_conversion): Adjust prototype.
7957 2019-02-08 Ilya Leoshkevich <iii@linux.ibm.com>
7959 * config/s390/constraints.md (jdd): New constraint.
7961 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
7964 * config/i386/i386.md (*movoi_internal_avx): Set mode to XI for
7965 upper 16 vector registers without TARGET_AVX512VL.
7966 (*movti_internal): Likewise.
7968 2019-02-08 Jakub Jelinek <jakub@redhat.com>
7970 PR rtl-optimization/89234
7971 * except.c (copy_reg_eh_region_note_forward): Return if note_or_insn
7972 is a NOTE, CODE_LABEL etc. - rtx_insn * other than INSN_P.
7973 (copy_reg_eh_region_note_backward): Likewise.
7975 2019-02-08 Richard Biener <rguenther@suse.de>
7978 * tree-data-ref.c (initialize_matrix_A): Fail if constant
7980 (analyze_subscript_affine_affine): Handle failure from
7981 initialize_matrix_A.
7983 2019-02-08 Jakub Jelinek <jakub@redhat.com>
7985 * cfganal.c (pre_and_rev_post_order_compute_fn): Use fn instead of
7988 2019-02-07 David Malcolm <dmalcolm@redhat.com>
7990 PR tree-optimization/86637
7991 PR tree-optimization/89235
7992 * tree-vect-loop.c (optimize_mask_stores): Add an
7993 auto_purge_vect_location sentinel to ensure that vect_location is
7996 (auto_purge_vect_location::~auto_purge_vect_location): New dtor.
7997 (try_vectorize_loop_1): Add an auto_purge_vect_location sentinel
7998 to ensure that vect_location is purged on exit.
7999 (pass_slp_vectorize::execute): Likewise, replacing the manual
8001 * tree-vectorizer.h (class auto_purge_vect_location): New class.
8003 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8005 * config/aarch64/iterators.md (max_opp): New code_attr.
8006 (USMAX): New code iterator.
8007 * config/aarch64/predicates.md (aarch64_smin): New predicate.
8008 (aarch64_smax): Likewise.
8009 * config/aarch64/aarch64-simd.md (abd<mode>_3): Rename to...
8010 (*aarch64_<su>abd<mode>_3): ... Change RTL representation to
8013 2019-02-07 H.J. Lu <hongjiu.lu@intel.com>
8016 * config/i386/i386.md (*movoi_internal_avx): Set mode to OI
8017 for TARGET_AVX512VL.
8018 (*movti_internal): Set mode to TI for TARGET_AVX512VL.
8020 2019-02-07 Andreas Krebbel <krebbel@linux.ibm.com>
8022 * config/s390/s390-builtin-types.def: Add new types.
8023 * config/s390/s390-builtins.def: (s390_vec_xl, s390_vec_xld2)
8024 (s390_vec_xlw4): Make the memory operand into a const pointer.
8025 (s390_vec_xld2, s390_vec_xlw4): Add a variant for single precision
8027 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Generate
8028 a new vector type with the alignment of the scalar memory operand.
8030 2019-02-07 Matthew Malcomson <matthew.malcomson@arm.com>
8031 Jakub Jelinek <jakub@redhat.com>
8034 * config/arm/arm-protos.h (valid_operands_ldrd_strd,
8035 arm_count_ldrdstrd_insns): New declarations.
8036 * config/arm/arm.c (mem_ok_for_ldrd_strd): Remove broken handling of
8038 (valid_operands_ldrd_strd): New function.
8039 (arm_count_ldrdstrd_insns): New function.
8040 * config/arm/ldrdstrd.md: Change peepholes to generate PARALLEL SImode
8041 sets instead of single DImode set and define new insns to match this.
8043 2019-02-07 Tamar Christina <tamar.christina@arm.com>
8045 * config/aarch64/aarch64-builtins.c (aarch64_fcmla_lane_builtin_data):
8046 Make it a C initializer.
8048 2019-02-07 Tamar Christina <tamar.christina@arm.com>
8051 * config/arm/neon.md (*neon_mov<mode>): Add r -> r case.
8053 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8055 * config/arm/neon.md (neon_<sup>dot<vsi2qi>):
8056 Use neon_dot<q> for type.
8057 (neon_<sup>dot_lane<vsi2qi>): Likewise.
8059 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8061 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>):
8062 Use neon_dot<q> for type.
8063 (aarch64_<sur>dot_lane<vsi2qi>): Likewise.
8064 (aarch64_<sur>dot_laneq<vsi2qi>): Likewise.
8066 2019-02-06 Vladimir Makarov <vmakarov@redhat.com>
8068 PR rtl-optimization/89225
8069 * lra-constaints.c (simplify_operand_subreg): Add subreg mode
8072 2019-02-06 Eric Botcazou <ebotcazou@adacore.com>
8074 * config/i386/i386.c (ix86_expand_prologue): Emit a memory blockage
8075 after restoring registers saved to allocate the frame on Windows.
8077 2019-02-06 Richard Biener <rguenther@suse.de>
8079 PR tree-optimization/89182
8080 * graphite.h (cached_scalar_evolution_in_region): Declare.
8081 * graphite.c (struct seir_cache_key): New.
8082 (struct sese_scev_hash): Likewise.
8083 (seir_cache): New global.
8084 (cached_scalar_evolution_in_region): New function.
8085 (graphite_transform_loops): Allocate and release seir_cache.
8086 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Use
8087 cached_scalar_evolution_in_region.
8088 * graphite-scop-detection.c (scop_detection::can_represent_loop):
8090 (scop_detection::graphite_can_represent_expr: Use
8091 cached_scalar_evolution_in_region.
8092 (scop_detection::stmt_simple_for_scop_p): Likewise.
8093 (find_params_in_bb): Likewise.
8094 (gather_bbs::before_dom_children): Likewise.
8095 * graphite-sese-to-poly.c (create_pw_aff_from_tree): Likewise.
8096 (add_loop_constraints): Likewise.
8098 2019-02-06 Jakub Jelinek <jakub@redhat.com>
8101 * fold-const-call.c (fold_const_vec_convert): Pass true as last
8102 operand to new_unary_operation only if both element types are integral
8103 and it isn't a widening conversion. Return NULL_TREE if
8104 new_unary_operation failed.
8106 2019-02-05 Andreas Krebbel <krebbel@linux.ibm.com>
8109 * config/s390/s390.md: Remove load and test FP splitter.
8111 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
8114 * config/rs6000/rs6000-string.c (do_ifelse, expand_cmp_vec_sequence,
8115 expand_compare_loop, expand_block_compare_gpr,
8116 expand_strncmp_align_check, expand_strncmp_gpr_sequence): Insert
8117 REG_BR_PROB notes in inline expansion of memcmp/strncmp. Add
8118 #include "profile-count.h" and "predict.h" for types and functions
8119 needed to work with REG_BR_PROB notes.
8121 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
8124 * config/rs6000/rs6000.md (<bd>tf_<mode>): Generate a local label
8125 for the long branch case.
8127 2019-02-05 Jakub Jelinek <jakub@redhat.com>
8130 * dce.c (delete_unmarked_insns): Don't remove no-op moves if they
8131 can throw, non-call exceptions are enabled and we can't delete
8132 dead exceptions or alter cfg. Set must_clean if
8133 delete_insn_and_edges returns true, don't set it blindly for calls.
8134 Assert that delete_unreachable_blocks is called only if can_alter_cfg.
8136 PR rtl-optimization/89195
8137 * combine.c (make_extraction): For MEMs, don't extract bytes outside
8138 of the original MEM.
8140 2019-02-05 Martin Liska <mliska@suse.cz>
8142 PR gcov-profile/89000
8143 * gcov.c (function_summary): Remove argument.
8144 (file_summary): New function.
8145 (print_usage): Replace tabs with spaces.
8146 (generate_results): Use new function file_summary.
8148 2019-02-05 Jakub Jelinek <jakub@redhat.com>
8151 * optabs.c (prepare_cmp_insn): Pass x and y to
8152 emit_block_comp_via_libcall rather than XEXP (x, 0) and XEXP (y, 0).
8154 2019-02-05 Richard Biener <rguenther@suse.de>
8157 * bitmap.h (struct bitmap_obstack): Do not mark GTY.
8158 (struct bitmap_element): Drop chain_prev so we properly recurse on
8159 the prev member, supporting tree views.
8160 (struct bitmap_head): GTY skip the obstack member.
8162 2019-02-04 Alexander Monakov <amonakov@ispras.ru>
8165 * doc/extend.texi (Vector Extensions): Add an example of using vector
8166 types together with x86 intrinsics.
8168 2019-02-04 Alan Modra <amodra@gmail.com>
8170 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1): Increase
8171 str[] size to 160, and comment.
8173 2019-02-04 Alan Modra <amodra@gmail.com>
8175 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1),
8176 (rs6000_pltseq_template): Guard output of TLS markers with
8178 (rs6000_longcall_ref, rs6000_call_aix, rs6000_call_sysv),
8179 (rs6000_sibcall_sysv): Ignore TARGET_TLS_MARKERS when deciding
8180 to use inline PLT sequences.
8181 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
8182 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
8183 (pltseq_mtctr_<mode>): Don't test TARGET_TLS_MARKERS in predicate.
8185 2019-02-04 Martin Liska <mliska@suse.cz>
8188 * ipa-fnsummary.c (estimate_edge_devirt_benefit): Bail
8189 out when ipa_fn_summaries does not contain entry for callee.
8191 2019-02-04 Eric Botcazou <ebotcazou@adacore.com>
8193 * config/sparc/sparc.h: Remove superfluous blank lines.
8194 * config/sparc/sparc.c (global_offset_table_rtx): Rename into...
8195 (got_register_rtx): ...this.
8196 (sparc_got): Adjust to above renaming.
8197 (sparc_tls_got): Likewise.
8198 (sparc_delegitimize_address): Likewise.
8199 (sparc_output_mi_thunk): Likewise.
8200 (sparc_init_pic_reg): Likewise.
8201 (save_local_or_in_reg_p): Fix test on the GOT register.
8202 (USE_HIDDEN_LINKONCE): Move around.
8203 (get_pc_thunk_name): Likewise.
8204 (gen_load_pcrel_sym): Likewise.
8205 (load_got_register): Likewise.
8207 2019-02-04 Kito Cheng <kito.cheng@gmail.com>
8209 * config/nds32/linux.h (GLIBC_DYNAMIC_LINKER): Define the naming rule
8210 of the dynamic linker: "ld-linux-nds32[le|be][f].so.1".
8212 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
8214 * config/nds32/nds32.c (nds32_legitimate_address_p): Add TLS model
8217 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
8219 * config.gcc (with_nds32_lib, glibc):
8220 Remove TARGET_DEFAULT_TLSDESC_TRAMPOLINE=0 setting.
8221 * config/nds32/linux.h (TARGET_DEFAULT_TLSDESC_TRAMPOLINE): Delete.
8222 (NDS32_TLSDESC_TRAMPOLINE_SPEC): Delete.
8224 2019-02-03 Uroš Bizjak <ubizjak@gmail.com>
8227 * config/i386/i386.md (*sqrt<mode>2_sse): Add (v,0) alternative.
8228 Do not prefer (v,v) alternative for non-AVX targets and (m,v)
8229 alternative for speed when TARGET_SSE_PARTIAL_REG_DEPENDENCY is set.
8230 (*rcpsf2_sse): Ditto.
8231 (*rsqrtsf2_sse): Ditto.
8232 (sse4_1_round<mode<2): Ditto.
8234 2019-02-03 Richard Biener <rguenther@suse.de>
8237 * dwarf2out.c (copy_ancestor_tree): Register non-stubs as
8240 2019-02-02 Jakub Jelinek <jakub@redhat.com>
8243 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8244 Punt with warning on aggregate return or argument types. Ignore
8245 type/mode checking for uniform arguments.
8247 2019-02-01 Segher Boessenkool <segher@kernel.crashing.org>
8249 * combine.c (try_combine): Do not print "Can't combine" messages unless
8250 printing failed combination attempts.
8252 2019-02-01 Martin Jambor <mjambor@suse.cz>
8255 * omp-grid.c (grid_mark_variable_segment): Set assembler name of group
8256 segment and global segment variables before making them static.
8258 2019-02-01 Martin Jambor <mjambor@suse.cz>
8260 * omp-grid.c (grid_target_follows_gridifiable_pattern): Guard two
8261 missed optimization dump with dump_enabled_p.
8263 2019-02-01 Richard Biener <rguenther@suse.de>
8266 * tree-scalar-evolution.c (analyze_scalar_evolution): Set up
8267 the instantiate cache.
8268 (instantiate_scev_binary): Elide second operand procesing
8269 if equal to the first.
8270 * tree-chrec.c (chrec_contains_symbols): Add visited set.
8271 (chrec_contains_undetermined): Likewise.
8272 (tree_contains_chrecs): Likewise.
8274 2019-02-01 Jan Hubicka <hubicka@ucw.cz>
8276 * parms.def (MAX_INLINE_INSNS_SINGLE): Reduce from 400 to 200.
8278 2019-02-01 Jakub Jelinek <jakub@redhat.com>
8280 PR tree-optimization/89143
8281 * wide-int-range.h (wide_int_range_absu): Declare.
8282 * wide-int-range.cc (wide_int_range_absu): New function.
8283 * tree-vrp.c (extract_range_from_unary_expr): Handle ABSU_EXPR.
8285 PR tree-optimization/88107
8286 * tree-cfg.c (find_outermost_region_in_block): Add ALL argument,
8287 instead of assertion that eh_region_outermost is non-NULL, if it
8288 is NULL, set *ALL to true and return NULL.
8289 (move_sese_region_to_fn): Adjust caller, if all is set, call
8290 duplicate_eh_regions with NULL region.
8292 2019-02-01 Richard Biener <rguenth@suse.de>
8294 PR rtl-optimization/88593
8295 * mode-switching.c (optimize_mode_switching): Free dominators before
8296 calling cleanup_cfg.
8298 2019-02-01 Bin Cheng <bin.cheng@linux.alibaba.com>
8300 PR tree-optimization/88932
8301 * tree-predcom.c (try_combine_chains): Get loop bbs in dom order.
8303 2019-01-31 Jakub Jelinek <jakub@redhat.com>
8306 * omp-low.c (lower_omp_task_reductions): Drop redundant test to avoid
8307 bogus clang warning.
8309 2019-01-31 Uroš Bizjak <ubizjak@gmail.com>
8312 * config/i386/i386.md (*extendsfdf2): Split out reg->reg
8313 alternative to avoid partial SSE register stall for TARGET_AVX.
8314 (truncdfsf2): Ditto.
8315 (sse4_1_round<mode>2): Ditto.
8317 2018-01-31 Bill Schmidt <wschmidt@linux.ibm.com>
8319 PR tree-optimization/89008
8320 * gimple-ssa-strength-reduction.c (slsr_process_mul): Don't
8321 process anything of the form X * 0.
8323 2019-01-31 Richard Biener <rguenther@suse.de>
8325 PR tree-optimization/89135
8326 * tree-ssa-phiprop.c (pass_phiprop::execute): Skip blocks
8327 with abnormal preds.
8329 2019-01-31 Jakub Jelinek <jakub@redhat.com>
8332 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Allow inlining
8333 always_inline callees into no_sanitize_address callers.
8335 2019-01-31 Richard Biener <rguenther@suse.de>
8337 PR rtl-optimization/89115
8338 * lra.c (lra_rtx_hash): Properly hash CONST_INT values.
8340 2019-01-30 Martin Sebor <msebor@redhat.com>
8343 * doc/extend.texi (cast to a union): Correct and expand.
8345 2019-01-30 Vladimir Makarov <vmakarov@redhat.com>
8347 PR rtl-optimization/87246
8348 * lra-constraints.c (simplify_operand_subreg): Reload memory
8349 in subreg if the address became invalid.
8351 2019-01-30 Bill Schmidt <wschmidt@linux.ibm.com>
8354 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v4sf_scalar):
8355 Disable for little-endian.
8357 2019-01-30 Richard Biener <rguenther@suse.de>
8359 PR rtl-optimization/89115
8360 * opts.c (default_options_optimization): Reduce
8361 PARAM_MAX_DSE_ACTIVE_LOCAL_STORES by a factor of 10 at -O1.
8362 Make PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP reduction relative
8365 2019-01-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
8367 * config/rs6000/rs6000-c.c (altivec-resolve_overloaded_builtin):
8368 Change handling of ALTIVEC_BUILTIN_VEC_EXTRACT. Coerce result to
8369 type of vector element when vec_extract is implemented by direct
8372 2019-01-30 Thomas Schwinge <thomas@codesourcery.com>
8374 * doc/invoke.texi (C Language Options): List "-fopenacc-dim".
8376 2019-01-30 Richard Biener <rguenther@suse.de>
8378 PR tree-optimization/89111
8379 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Restrict
8380 canonicalization to appropriately sized access types.
8382 2019-01-30 Jakub Jelinek <jakub@redhat.com>
8385 * config/i386/i386.c (ix86_warn_parameter_passing_abi): Don't warn
8386 for arguments to functions that are TU-local and shouldn't be
8387 referenced by assembly.
8389 2019-01-30 Ulrich Drepper <drepper@redhat.com>
8391 * dumpfile.c (opt_info_switch_p_1): Ignore '-' if it appears
8394 2019-01-29 Martin Sebor <msebor@redhat.com>
8397 * gimple-fold.c (fold_array_ctor_reference): Avoid zero-length arrays.
8399 2019-01-29 Jakub Jelinek <jakub@redhat.com>
8403 * omp-simd-clone.c (simd_clone_clauses_extract)
8404 <case OMP_CLAUSE_ALIGNED>: Ignore clauses with NULL
8405 OMP_CLAUSE_ALIGNED_ALIGNMENT.
8407 2019-01-29 Vineet Gupta <vgupta@synopsys.com>
8409 * config.gcc: Force .init_array for ARC.
8411 2019-01-29 Richard Biener <rguenther@suse.de>
8414 * dwarf2out.c (collect_skeleton_dies): New helper.
8415 (copy_decls_for_unworthy_types): Call it.
8416 (build_abbrev_table): Assert we do not try to replace
8417 DW_AT_signature refs with local refs.
8419 2019-01-28 Jakub Jelinek <jakub@redhat.com>
8422 * gimplify.c (gimplify_omp_for): When adding OMP_CLAUSE_*_GIMPLE_SEQ
8423 for lastprivate/linear IV, push gimplify context around gimplify_assign
8424 and, if it needed any temporaries, pop it into a gimple bind around the
8427 2019-01-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
8429 * common.opt (-Wattribute-alias): Remove "no-" from name.
8430 Make -Wattribute-alias command line option and
8431 #pragma GCC diagnostic ignored "-Wattribute-alias" work again.
8433 2019-01-28 Jakub Jelinek <jakub@redhat.com>
8436 * doc/invoke.texi (-mclwb, -mprfchw, -mrdpid, -mrdseed, -msgx,
8437 -madx, -mhle, -mavx5124fmaps, -mavx512vnni, -mavx5124vnniw): Document
8439 (bmi2): Add missing @opindex.
8440 * doc/extend.texi (x86 target attribute): Move fma4, lwp, ssse3
8441 options alphabetically. Add missing 3dnow, 3dnowa, adx, avx, avx2,
8442 avx5124fmaps, avx5124vnniw, avx512bitalg, avx512bw, avx512cd,
8443 avx512dq, avx512er, avx512f, avx512ifma, avx512pf, avx512vbmi,
8444 avx512vbmi2, avx512vl, avx512vnni, avx512vpopcntdq, bmi, bmi2,
8445 cldemote, clflushopt, clwb, clzero, crc32, cx16, f16c, fma, fsgsbase,
8446 fxsr, gfni, hle, lzcnt, movbe, movdir64b, movdiri, mwaitx, pconfig,
8447 pku, prefetchwt1, prfchw, ptwrite, rdpid, rdrnd, rdseed, rtm, sahf,
8448 sgx, sha, shstk, tbm, vaes, vpclmulqdq, waitpkg, wbnoinvd, xsave,
8449 xsavec, xsaveopt and xsaves options.
8451 2019-01-28 Richard Biener <rguenther@suse.de>
8454 * dwarf2out.c (gen_subprogram_die): Remove leftover from MPX
8457 2019-01-28 Richard Biener <rguenther@suse.de>
8459 PR tree-optimization/88739
8460 * tree-cfg.c (verify_types_in_gimple_reference): Verify
8461 BIT_FIELD_REFs only are applied to mode-precision operands
8462 when they are integral.
8463 (verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR.
8464 * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid generating
8465 BIT_FIELD_REFs of non-mode-precision integral operands.
8467 2019-01-27 Jakub Jelinek <jakub@redhat.com>
8470 * config/i386/sse.md
8471 (<mask_codefor>avx512dq_shuf_<shuffletype>64x2_1<mask_name>,
8472 avx512f_shuf_<shuffletype>64x2_1<mask_name>): Ensure the
8473 first constants in pairs are multiples of 2. Formatting fixes.
8474 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>,
8475 avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Ensure the
8476 first constants in each quadruple are multiples of 4. Formatting fixes.
8478 2019-01-26 Martin Jambor <mjambor@suse.cz>
8481 * tree-inline.c: Include tree-cfgcleanup.h.
8482 (delete_unreachable_blocks_update_callgraph): Move...
8483 * tree-cfgcleanup.c (delete_unreachable_blocks_update_callgraph):
8484 ...here, make externally visible, make second argument bool, adjust
8486 * tree-cfgcleanup.c: Include cgraph.h.
8487 * tree-cfgcleanup.h (delete_unreachable_blocks_update_callgraph):
8489 * ipa-prop.c: Include tree-cfgcleanup.h.
8490 (ipcp_transform_function): Call
8491 delete_unreachable_blocks_update_callgraph instead of cleaning uo CFG.
8493 2019-01-25 Vladimir Makarov <vmakarov@redhat.com>
8495 PR rtl-optimization/88846
8496 * ira.c (process_set_for_memref_referenced_p): New.
8497 (memref_referenced_p): Add new param. Use
8498 process_set_for_memref_referenced_p. Add new switch cases.
8499 (memref_used_between_p): Pass new arg to memref_referenced_p.
8501 2019-01-25 Richard Earnshaw <rearnsha@arm.com>
8504 * config/aarch64/aarch64.c (aarch64_function_arg_alignment): Add new
8505 argument ABI_BREAK. Set to true if the calculated alignment has
8506 changed in gcc-9. Check bit-fields for their base type alignment.
8507 (aarch64_layout_arg): Warn if argument passing has changed in gcc-9.
8508 (aarch64_function_arg_boundary): Likewise.
8509 (aarch64_gimplify_va_arg_expr): Likewise.
8511 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
8514 * varasm.c (output_constructor_bitfield): Use wi::extract_uhwi
8515 instead of accessing TREE_INT_CST_ELT directly.
8517 2019-01-25 Christophe Lyon <christophe.lyon@linaro.org>
8519 * doc/sourcebuild.texi (Environment attributes): Add fenv and
8520 fenv_exceptions description.
8522 2019-01-25 Wilco Dijkstra <wdijkstr@arm.com>
8524 PR rtl-optimization/87763
8525 * config/aarch64/aarch64.c (aarch64_select_cc_mode):
8526 Allow SUBREG when matching CC_NZmode compare.
8528 2019-01-25 Richard Biener <rguenther@suse.de>
8530 PR tree-optimization/89049
8531 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost):
8532 Look at the pattern stmt to determine if the stmt is vectorized.
8534 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
8536 * config/aarch64/aarch64-sve.md (*pred_mov<mode>)
8537 (pred_mov<mode>): Handle all-register forms using both a new
8538 alternative and a split.
8540 2019-01-25 Richard Biener <rguenther@suse.de>
8542 PR tree-optimization/86865
8543 * graphite-scop-detection.c (scop_detection::can_represent_loop):
8544 Reject non-do-while loops.
8546 2019-01-24 Peter Bergner <bergner@linux.ibm.com>
8548 * config/rs6000/altivec.md (build_vector_mask_for_load): Use MEM_P.
8549 * config/rs6000/constraints.md (Q constraint): Use REG_P.
8550 * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Use SYMBOL_REF_P.
8551 * config/rs6000/freebsd64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
8552 SYMBOL_REF_P, CONST_INT_P and CONST_DOUBLE_P.
8553 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8554 * config/rs6000/predicates.md (altivec_register_operand, vint_operand,
8555 vsx_register_operand, vsx_reg_sfsubreg_ok, vfloat_operand,
8556 vlogical_operand, gpc_reg_operand, int_reg_operand,
8557 int_reg_operand_not_pseudo): Use SUBREG_P and HARD_REGISTER_P.
8558 (ca_operand, base_reg_operand, htm_spr_reg_operand, cc_reg_operand,
8559 cc_reg_not_cr0_operand, input_operand): Use SUBREG_P.
8560 (save_world_operation, restore_world_operation, lmw_operation,
8561 stmw_operation): Use MEM_P and REG_P.
8562 (tie_operand): Use MEM_P.
8563 (vrsave_operation, crsave_operation): Use REG_P.
8564 (mfcr_operation, mtcrf_operation): Use REG_P and CONST_INT_P.
8565 (fpr_reg_operand): Use SUBREG_P and HARD_REGISTER_NUM_P.
8566 (quad_int_reg_operand): Use HARD_REGISTER_NUM_P.
8567 (call_operand): Use HARD_REGISTER_P.
8568 (indexed_or_indirect_operand, altivec_indexed_or_indirect_operand):
8570 (lwa_operand): Use SUBREG_P, REG_P and CONST_INT_P.
8571 * config/rs6000/rs6000-p8swap.c (insn_is_load_p, insn_is_store_p,
8572 quad_aligned_load_p, replace_swapped_aligned_store,
8573 recombine_lvx_pattern, replace_swapped_aligned_load,
8574 recombine_stvx_pattern): Use MEM_P.
8575 (const_load_sequence_p, adjust_vperm, replace_swapped_load_constant):
8576 Use MEM_P and SYMBOL_REF_P.
8577 (rtx_is_swappable_p): Use REG_P and CONST_INT_P.
8578 (insn_is_swappable_p): Use REG_P and MEM_P.
8579 (insn_is_swap_p, (alignment_mask): Use CONST_INT_P.
8580 * config/rs6000/rs6000-string.c (expand_block_clear, expand_block_move):
8582 * config/rs6000/rs6000.c (rs6000_secondary_reload, rs6000_emit_cmove):
8584 (rs6000_output_move_128bit): Use CONST_DOUBLE_P, CONST_INT_P and
8586 (rs6000_legitimize_address): Use CONST_DOUBLE_P, CONST_INT_P,
8587 CONST_WIDE_INT_P, REG_P and SYMBOL_REF_P.
8588 (rs6000_emit_move): Use CONST_DOUBLE_P, CONST_INT_P, HARD_REGISTER_P,
8589 HARD_REGISTER_NUM_P, MEM_P, REG_P, SUBREG_P, SYMBOL_REF_P and
8591 (output_toc): Use CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
8592 (easy_altivec_constant, rs6000_legitimate_offset_address_p,
8593 rs6000_mode_dependent_address, rs6000_expand_mtfsf_builtin,
8594 rs6000_expand_set_fpscr_rn_builtin, rs6000_expand_set_fpscr_drn_builtin,
8595 rs6000_expand_unop_builtin, INT_P, rs6000_generate_compare,
8596 rs6000_machopic_legitimize_pic_address, rs6000_split_logical_inner,
8597 rs6000_split_logical_di): Use CONST_INT_P.
8598 (rs6000_legitimize_reload_address): Use CONST_INT_P, HARD_REGISTER_P,
8599 REG_P and SYMBOL_REF_P.
8600 (setup_incoming_varargs, rs6000_rtx_costs): Use CONST_INT_P and MEM_P.
8601 (print_operand): Use CONST_INT_P, MEM_P and REG_P.
8602 (virtual_stack_registers_memory_p, rs6000_legitimate_address_p,
8603 mems_ok_for_quad_peep): Use CONST_INT_P and REG_P.
8604 (rs6000_secondary_reload_memory): Use CONST_INT_P and SUBREG_P.
8605 (small_data_operand, print_operand_address): Use CONST_INT_P and
8607 (split_stack_arg_pointer_used_p): Use HARD_REGISTER_P.
8608 (rs6000_init_hard_regno_mode_ok, direct_move_p):
8609 Use HARD_REGISTER_NUM_P.
8610 (rs6000_secondary_reload_gpr): Use HARD_REGISTER_NUM_P and MEM_P.
8611 (rs6000_secondary_reload_class): Use HARD_REGISTER_NUM_P, REG_P,
8612 SUBREG_P and SYMBOL_REF_P.
8613 (register_to_reg_type, rs6000_secondary_reload_inner): Use SUBREG_P
8614 and HARD_REGISTER_NUM_P.
8615 (rs6000_adjust_vec_address): Use HARD_REGISTER_NUM_P and
8617 (rs6000_adjust_cost, find_mem_ref): Use MEM_P.
8618 (macho_lo_sum_memory_operand, rs6000_eliminate_indexed_memrefs): Use
8620 (legitimate_indirect_address_p, legitimate_lo_sum_address_p,
8621 registers_ok_for_quad_peep, rs6000_output_function_epilogue,
8622 find_addr_reg): Use REG_P.
8623 (altivec_expand_vec_perm_const): Use REG_P and SUBREG_P.
8624 (rs6000_emit_le_vsx_move): Use SUBREG_P.
8625 (offsettable_ok_by_alignment, constant_pool_expr_p,
8626 legitimate_small_data_p, rs6000_output_dwarf_dtprel,
8627 rs6000_delegitimize_address, rs6000_const_not_ok_for_debug_p,
8628 rs6000_cannot_force_const_mem, rs6000_output_addr_const_extra,
8629 rs6000_assemble_integer, create_TOC_reference,
8630 rs6000_emit_allocate_stack, rs6000_xcoff_encode_section_info,
8631 rs6000_call_aix, rs6000_call_aix): Use SYMBOL_REF_P.
8632 (rs6000_split_vec_extract_var): Use reg_or_subregno.
8633 * config/rs6000/rtems.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
8634 CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
8635 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8636 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8637 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Use SYMBOL_REF_P.
8638 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use HARD_REGISTER_NUM_P.
8639 (INT_REG_OK_FOR_INDEX_P, INT_REG_OK_FOR_BASE_P): Use HARD_REGISTER_P.
8640 (CONSTANT_ADDRESS_P): Use CONST_INT_P and SYMBOL_REF_P.
8641 * config/rs6000/rs6000.md (define_expands strlensi, mod<mode>3
8642 and cbranch<mode>4): Use CONST_INT_P.
8643 (multiple define_splits): Use REG_P and SUBREG_P.
8644 (define_expands call, call_value): Use MEM_P.
8645 (define_expands sibcall, sibcall_value): Use CONST_INT_P and MEM_P.
8646 (define insn *mtcrfsi): Use CONST_INT_P and REG_P.
8647 * config/rs6000/vsx.md (*vsx_le_perm_load_<mode>,
8648 *vsx_le_perm_load_v8hi, *vsx_le_perm_load_v16qi): Use HARD_REGISTER_P
8649 and HARD_REGISTER_NUM_P.
8650 (multiple define_splits): Use HARD_REGISTER_NUM_P.
8652 2019-01-24 Uroš Bizjak <ubizjak@gmail.com>
8654 PR rtl-optimization/88948
8655 * rtl.h (prepare_copy_insn): New prototype.
8656 * gcse.c (prepare_copy_insn): New function, split out from
8657 process_insert_insn.
8658 (process_insert_insn): Use prepare_copy_insn.
8659 * store-motion.c (replace_store_insn): Use prepare_copy_insn
8660 instead of gen_move_insn.
8662 2019-01-24 Jakub Jelinek <jakub@redhat.com>
8665 * config/i386/i386.c (ix86_pic_register_p): Return true for
8668 PR tree-optimization/88964
8669 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Also
8670 punt if HONOR_SNANS (chrec).
8673 * tree-nested.c (convert_nonlocal_reference_stmt,
8674 convert_local_reference_stmt, convert_tramp_reference_stmt,
8675 convert_gimple_call) <case GIMPLE_OMP_TEAMS>: Treat
8676 gimple_omp_teams_host teams stmts like GIMPLE_OMP_PARALLEL
8679 PR tree-optimization/89027
8680 * tree-inline.c (add_clobbers_to_eh_landing_pad): Don't add clobbers
8681 for "omp simd array" variables.
8683 2019-01-24 Richard Earnshaw <rearnsha@arm.com>
8686 * profile-count.h (profile_count): On ARM systems using GCC 6/7/8
8687 force the alignment of m_val.
8689 2019-01-24 Richard Biener <rguenther@suse.de>
8692 * tree-streamer-out.c (write_ts_decl_common_tree_pointers):
8693 When in "legacy" debug mode make sure to reset self-origins.
8695 2019-01-24 Martin Liska <mliska@suse.cz>
8697 PR gcov-profile/88994
8698 * gcov-io.c (mangle_path): Do not allocate a bigger buffer,
8699 result will be always smaller or equal to the original.
8700 * gcov.c (mangle_name): Fix else branch where we should
8701 also copy to PTR and shift the pointer.
8703 2019-01-24 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
8705 * tree-ssa-dom.c (test_for_singularity): Fix a comment typo.
8706 * vr-values.c (find_case_label_ranges): Fix a comment typo.
8708 2019-01-23 Xuepeng Guo <xuepeng.guo@intel.com>
8710 * common/config/i386/i386-common.c
8711 (OPTION_MASK_ISA_ENQCMD_SET,
8712 OPTION_MASK_ISA_ENQCMD_UNSET): New macros.
8713 (ix86_handle_option): Handle -menqcmd.
8714 * config.gcc (enqcmdintrin.h): New header file.
8715 * config/i386/cpuid.h (bit_ENQCMD): New bit.
8716 * config/i386/driver-i386.c (host_detect_local_cpu): Handle
8718 * config/i386/i386-builtin-types.def ((INT, PVOID, PCVOID)): New
8720 * config/i386/i386-builtin.def (__builtin_ia32_enqcmd,
8721 __builtin_ia32_enqcmds): New builtins.
8722 * config/i386/i386-c.c (__ENQCMD__): New macro.
8723 * config/i386/i386-option.c (ix86_target_string): Add
8725 (ix86_valid_target_attribute_inner_p): Likewise.
8726 * config/i386/i386-expand.c
8727 (ix86_expand_builtin): Expand IX86_BUILTIN_ENQCMD and
8728 IX86_BUILTIN_ENQCMDS.
8729 * config/i386/i386.h (TARGET_ENQCMD): New.
8730 * config/i386/i386.md (UNSPECV_ENQCMD, UNSPECV_ENQCMDS): New.
8731 (@enqcmd<enqcmd_sfx>_<mode>): New insn pattern.
8732 (movdir64b_<mode>): Parameterize to enable share expansion code
8733 with ENQCMD in function ix86_expand_builtin.
8734 * config/i386/i386.opt: Add -menqcmd.
8735 * config/i386/immintrin.h: Include enqcmdintrin.h.
8736 * config/i386/enqcmdintrin.h: New intrinsic file.
8737 * doc/invoke.texi: Add -menqcmd.
8739 2019-01-23 Bin Cheng <bin.cheng@arm.com>
8740 Steve Ellcey <sellcey@marvell.com>
8743 * recog.c (address_operand): Return false on wrong mode for address.
8744 (constrain_operands): Check for mode with 'p' constraint.
8746 2019-01-23 Uroš Bizjak <ubizjak@gmail.com>
8749 * config/i386/sse.md (sse2_cvtpi2pd): Add SSE alternatives.
8750 Disparage MMX alternative.
8751 (sse2_cvtpd2pi): Ditto.
8752 (sse2_cvttpd2pi): Ditto.
8754 2019-01-23 David Malcolm <dmalcolm@redhat.com>
8757 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Fix
8758 use-after-free of the result of
8759 aarch64_get_extension_string_for_isa_flags.
8761 2019-01-23 Jakub Jelinek <jakub@redhat.com>
8764 * doc/extend.texi: Document break and continue behavior in
8765 statement expressions.
8767 2019-01-23 Richard Biener <rguenther@suse.de>
8769 PR tree-optimization/89008
8770 * tree-ssa-reassoc.c (eliminate_using_constants): For * 0 do
8771 not leave another stray operand.
8773 2019-01-23 Jakub Jelinek <jakub@redhat.com>
8775 * BASE-VER: Bump to 9.0.1.
8777 2019-01-23 Eric Botcazou <ebotcazou@adacore.com>
8779 * cgraphunit.c (cgraph_node::expand_thunk): When expanding a GIMPLE
8780 thunk that returns by reference, use the type of the return object
8781 of the thunk instead of that of the alias to build the dereference.
8783 2019-01-23 Vineet Gupta <vgupta@synopsys.com>
8785 * config/arc/atomic.md: Add operand to DMB instruction.
8787 2019-01-23 Jakub Jelinek <jakub@redhat.com>
8789 PR tree-optimization/88964
8790 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Use
8791 build_zero_cst instead of build_int_cst. Return false for loop
8792 invariants which honor signed zeros.
8794 2019-01-22 Segher Boessenkool <segher@kernel.crashing.org>
8796 * doc/invoke.texi (-fsplit-paths): This is enabled by default at -O3.
8798 2019-01-22 Jakub Jelinek <jakub@redhat.com>
8801 * config/rs6000/rs6000.c: Include tree-vrp.h and tree-ssanames.h.
8802 (rs6000_gimple_fold_builtin): If MEM_REF address doesn't satisfy
8803 is_gimple_mem_ref_addr predicate, force it into a SSA_NAME first.
8806 * gimplify.c (gimplify_omp_atomic): Handle bitfield atomics with
8807 non-integral DECL_BIT_FIELD_REPRESENTATIVEs.
8810 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v2df_scalar):
8811 Disable for little endian.
8813 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
8816 * config/arm/arm.c (arm_needs_double_word_align): Check
8817 DECL_BIT_FIELD_TYPE.
8819 2019-01-22 Hongtao Liu <hongtao.liu@intel.com>
8820 H.J. Lu <hongjiu.lu@intel.com>
8823 * config/i386/i386-builtin.def: Add mask2 to all builtin
8824 initializations. Merge ARGS2 and SPECIAL_ARGS2 into ARGS and
8826 * config/i386/i386.c (BDESC): Add mask2 to the definition.
8827 (BDESC_FIRST): Likewise.
8828 (define_builtin): Add an argument for mask2. Updated to handle
8829 both ix86_isa_flags and ix86_isa_flags2.
8830 (define_builtin_const): Likewise.
8831 (define_builtin_pure): Likewise.
8832 (define_builtin2): Deleted.
8833 (define_builtin_const2): Likewise.
8834 (builtin_description): Add a member, mask2.
8835 (bdesc_*): Add mask2 to builtin initializations.
8836 (ix86_init_mmx_sse_builtins): Update calls to def_builtin,
8837 def_builtin_const and def_builtin_pure. Remove SPECIAL_ARGS2
8839 (ix86_get_builtin_func_type): Remove SPECIAL_ARGS2 support.
8841 2019-01-22 H.J. Lu <hongjiu.lu@intel.com>
8844 * config/i386/i386.c (ix86_force_load_from_GOT_p): Also check
8847 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
8850 * config/arm/arm.c (arm_needs_doubleword_align): Return 2 if a record's
8851 alignment is dominated by a bitfield with 64-bit aligned base type.
8852 (arm_function_arg): Emit a warning if the alignment has changed since
8853 earlier GCC releases.
8854 (arm_function_arg_boundary): Likewise.
8855 (arm_setup_incoming_varargs): Likewise.
8857 2019-01-22 Richard Biener <rguenther@suse.de>
8859 PR tree-optimization/88862
8860 * graphite-scop-detection.c
8861 (scop_detection::graphite_can_represent_scev): Reject ADDR_EXPR.
8863 2019-01-22 Andrew Stubbs <ams@codesourcery.com>
8865 * doc/extend.tex (AMD GCN Function Attributes): New section.
8866 * doc/install.texi (amdgcn-unknown-amdhsa): New instructions.
8867 * doc/invoke.texi (AMD GCN Options): New section.
8868 * doc/md.texi (Constraints for Particular Machines): Add AMD GCN.
8870 2019-01-22 Eric Botcazou <ebotcazou@adacore.com>
8872 * config/sparc/sparc.c (parc_delegitimize_address): Recognize the GOT
8873 register and decoded HIGH/LO_SUM combinations for labels in PIC mode.
8875 2019-01-22 Jakub Jelinek <jakub@redhat.com>
8877 PR tree-optimization/88044
8878 * tree-ssa-loop-niter.c (number_of_iterations_cond): If condition
8879 is false in the first iteration, but !every_iteration, return false
8880 instead of true with niter->niter zero.
8882 PR rtl-optimization/88904
8883 * cfgcleanup.c (thread_jump): Verify cond2 doesn't mention
8884 any nonequal registers before processing BB_END (b).
8887 * optabs.c (add_equal_note): Add op0_mode argument, use it instead of
8889 (expand_binop_directly, expand_doubleword_clz,
8890 expand_doubleword_popcount, expand_ctz, expand_ffs,
8891 expand_unop_direct, maybe_emit_unop_insn): Adjust callers.
8893 PR rtl-optimization/49429
8895 PR rtl-optimization/86334
8897 * expr.c (emit_block_move_hints): Move marking of MEM_EXPRs
8898 addressable from here...
8899 (emit_block_op_via_libcall): ... to here.
8901 2019-01-22 Richard Biener <rguenther@suse.de>
8903 * tree-vect-loop.c (vect_analyze_loop_operations): Use
8904 auto_vec for cost vector to fix memleak.
8905 (vectorize_fold_left_reduction): Properly gather SLP defs.
8906 (vectorizable_comparison): Do not swap operands to properly
8909 2019-01-22 Alan Modra <amodra@gmail.com>
8912 * config/rs6000/predicates.md (unspec_tls): Ensure GOT reg
8913 stays a reg. Allow a const_int.
8914 * config/rs6000/rs6000-protos.h (rs6000_output_tlsargs): Declare.
8915 * config/rs6000/rs6000.h (IS_V4_FP_ARGS): Define.
8916 (IS_NOMARK_TLSGETADDR): Define.
8917 * config/rs6000/rs6000.c (edit_tls_call_insn): Delete.
8918 (rs6000_output_tlsargs): New function.
8919 (rs6000_legitimize_tls_address): Don't say a !TARGET_TLS_MARKERS
8920 __tls_get_addr call takes an arg.
8921 (rs6000_call_sysv): Generate sysv4 secure plt call pattern here..
8922 * config/rs6000/rs6000.md (call_nonlocal_sysv): ..rather than here,
8924 (call_value_nonlocal_sysv): ..or here, delete split.
8925 (tls_gdld_nomark): Delete.
8926 (call_value_indirect_nonlocal_sysv): Use unspec_tls as operand2
8927 predicate. Call rs6000_output_tlsargs. Adjust length to suit.
8928 (call_value_nonlocal_sysv): Likewise.
8929 (call_value_nonlocal_sysv_secure): Likewise.
8930 (call_value_nonlocal_aix): Likewise.
8931 (call_value_indirect_aix): Likewise.
8932 (call_value_indirect_elfv2): Likewise.
8933 (call_value_local32, call_value_local64): Disable for no-mark tls.
8934 (call_value_local_aix): Likewise.
8936 2019-01-21 Uroš Bizjak <ubizjak@gmail.com>
8939 * config/i386/i386.c (ix86_expand_builtin) [case IX86_BUILTIN_BEXTRI32,
8940 case IX86_BUILTIN_BEXTRI64]: Sanitize operands.
8942 2019-01-21 Michael Ploujnikov <michael.ploujnikov@oracle.com>
8944 * hash-map-tests.c (test_map_of_strings_to_int): Show how to use
8945 string contents as hash_map keys.
8947 2019-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
8950 * c-warn.c (check_alignment_of_packed_member): Add a boolean parameter
8951 for rvalue context. Handle rvalues correctly. Use min_align_of_type
8952 instead of TYPE_ALIGN.
8953 (check_address_or_pointer_of_packed_member): Handle rvalues coorrectly.
8954 Use min_align_of_type instead of TYPE_ALIGN_UNIT. Check for NULL
8955 pointer from TYPE_STUB_DECL.
8957 2019-01-21 Richard Biener <rguenther@suse.de>
8959 PR tree-optimization/88934
8960 * tree-vect-slp.c (vect_mask_constant_operand_p): Always look
8961 at the possibly non-constant operand.
8962 (vect_get_constant_vectors): Adjust.
8964 2019-01-21 H.J. Lu <hongjiu.lu@intel.com>
8967 * config/i386/adxintrin.h: Just check _IMMINTRIN_H_INCLUDED.
8968 * config/i386/clflushoptintrin.h: Check _IMMINTRIN_H_INCLUDED
8969 instead of _X86INTRIN_H_INCLUDED.
8970 * onfig/i386/clwbintrin.h: Likewise.
8971 * config/i386/pkuintrin.h: Likewise.
8972 * config/i386/prfchwintrin.h: Likewise.
8973 * config/i386/rdseedintrin.h: Likewise.
8974 * config/i386/wbnoinvdintrin.h: Likewise.
8975 * config/i386/xsavecintrin.h: Likewise.
8976 * config/i386/xsavesintrin.h: Likewise.
8977 * config/i386/fxsrintrin.h: Enable _IMMINTRIN_H_INCLUDED check.
8978 * config/i386/xsaveintrin.h: Likewise.
8979 * config/i386/xsaveoptintrin.h: Likewise.
8980 * config/i386/x86intrin.h: Move "#include" <rdseedintrin.h>,
8981 <prfchwintrin.h>, <fxsrintrin.h>, <xsaveintrin.h>,
8982 <xsaveoptintrin.h>, <adxintrin.h>, <clwbintrin.h>,
8983 <clflushoptintrin.h>, <xsavesintrin.h>, <xsavecintrin.h>,
8984 <wbnoinvdintrin.h> and <pkuintrin.h> to ...
8985 * config/i386/immintrin.h: Here.
8987 2019-01-20 Martin Jambor <mjambor@suse.cz>
8990 * ipa-prop.h (struct ipa_func_body_info): Replaced field aa_walked
8991 with aa_walk_budget.
8992 * cgraph.h (ipa_polymorphic_call_context::get_dynamic_type): Add
8993 aa_walk_budget_p parameter.
8994 * ipa-fnsummary.c (unmodified_parm_1): New parameter fbi. Limit AA
8995 walk. Updated all callers.
8996 (unmodified_parm): New parameter fbi, pass it to unmodified_parm_1.
8997 (eliminated_by_inlining_prob): New parameter fbi, pass it on to
8999 (will_be_nonconstant_expr_predicate): New parameter fbi, removed
9000 parameter info. Extract info from fbi. Pass fbi to recursive calls
9001 and to unmodified_parm.
9002 (phi_result_unknown_predicate): New parameter fbi, removed parameter
9003 info, updated call to will_be_nonconstant_expr_predicate.
9004 (param_change_prob): New parameter fbi, limit AA walking.
9005 (analyze_function_body): Initialize aa_walk_budget in fbi. Update
9006 calls to various above functions.
9007 * ipa-polymorphic-call.c (get_dynamic_type): Add aa_walk_budget_p
9008 parameter. Use it to limit AA walking.
9009 * ipa-prop.c (detect_type_change_from_memory_writes): New parameter
9011 (detect_type_change): New parameter fbi, pass it on to
9012 detect_type_change_from_memory_writes.
9013 (detect_type_change_ssa): Likewise.
9014 (aa_overwalked): Removed.
9015 (parm_preserved_before_stmt_p): Assume fbi is never NULL, stream line
9016 accordingly, adjust to the neew AA limiting scheme.
9017 (parm_ref_data_preserved_p): Likewise.
9018 (ipa_compute_jump_functions_for_edge): Adjust call to
9020 (ipa_analyze_call_uses): Likewise.
9021 (ipa_analyze_virtual_call_uses): Pass fbi to detect_type_change_ssa.
9022 (ipa_analyze_node): Initialize aa_walk_budget.
9023 (ipcp_transform_function): Likewise.
9024 * tree-ssa-sccvn.c (eliminate_dom_walker::eliminate_stmt): Update call
9025 to get_dynamic_type.
9027 2019-01-19 Jakub Jelinek <jakub@redhat.com>
9029 * config/aarch64/aarch64.c (aarch64_stack_protect_guard): Move
9030 outside of #if CHECKING_P code.
9032 2019-01-19 Richard Sandiford <richard.sandiford@arm.com>
9034 * gimple-loop-versioning.cc (loop_versioning::dump_inner_likelihood):
9035 New function, split out from...
9036 (loop_versioning::analyze_stride): ...here.
9037 (loop_versioning::find_per_loop_multiplication): Use gassign.
9038 (loop_versioning::analyze_term_using_scevs): Return a success code.
9039 (loop_versioning::analyze_arbitrary_term): New function.
9040 (loop_versioning::analyze_address_fragment): Use
9041 analyze_arbitrary_term if all else fails.
9043 2019-01-18 Segher Boessenkool <segher@kernel.crashing.org>
9046 * config/rs6000/rs6000.md (*movsi_from_df): Allow only register
9049 2019-01-18 Richard Biener <rguenther@suse.de>
9051 PR tree-optimization/88903
9052 * tree-vect-stmts.c (vectorizable_shift): Verify we see all
9053 scalar stmts a SLP shift amount is composed of when detecting
9056 2019-01-18 Richard Earnshaw <rearnsha@arm.com>
9059 * config/arm/arm-cpus.in (mp): New feature.
9061 (fgroup ARMv7ve): Add mp and sec features.
9062 (arch armv7-a): Add options to allow mp and sec extensions.
9063 (cpu generic-armv7-a): Add options to allow mp and sec extensions.
9064 (cpu cortex-a5, cpu cortex-7, cpu cortex-a9): Add mp and sec
9065 extenstions to the base architecture.
9066 (cpu cortex-a8): Add sec extension to the base architecture.
9067 (cpu marvell-pj4): Add mp and sec extensions to the base architecture.
9068 * config/arm/t-aprofile (MULTILIB_MATCHES): Map all armv7-a arch
9069 variants down to the base v7-a varaint.
9070 * config/arm/t-multilib (v7_a_arch_variants): New variable.
9071 * doc/invoke.texi (ARM Options): Add +mp and +sec to the list
9072 of permitted extensions for -march=armv7-a and for
9073 -mcpu=generic-armv7-a.
9075 2019-01-18 Martin Liska <mliska@suse.cz>
9077 * params.def: Fix comment.
9078 * tree-profile.c (gimple_init_gcov_profiler): Bump function
9080 (gimple_gen_ic_func_profiler): Likewise.
9082 2019-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9084 * config/aarch64/aarch64-opts.h (enum stack_protector_guard): New
9085 * config/aarch64/aarch64.c (aarch64_override_options_internal): Handle
9086 and put in error checks for stack protector guard options.
9087 (aarch64_stack_protect_guard): New.
9088 (TARGET_STACK_PROTECT_GUARD): Define.
9089 * config/aarch64/aarch64.md (UNSPEC_SSP_SYSREG): New.
9090 (reg_stack_protect_address<mode>): New.
9091 (stack_protect_set): Adjust for SSP_GLOBAL.
9092 (stack_protect_test): Likewise.
9093 * config/aarch64/aarch64.opt (-mstack-protector-guard-reg): New.
9094 (-mstack-protector-guard): Likewise.
9095 (-mstack-protector-guard-offset): Likewise.
9097 2019-01-18 Jakub Jelinek <jakub@redhat.com>
9099 PR tree-optimization/86214
9100 * tree-inline.h (struct copy_body_data): Add
9101 add_clobbers_to_eh_landing_pads member.
9102 * tree-inline.c (add_clobbers_to_eh_landing_pad): New function.
9103 (copy_edges_for_bb): Call it if EH edge destination is <
9104 id->add_clobbers_to_eh_landing_pads. Fix a comment typo.
9105 (expand_call_inline): Set id->add_clobbers_to_eh_landing_pads
9106 if flag_stack_reuse != SR_NONE and clear it afterwards.
9108 2019-01-18 Christophe Lyon <christophe.lyon@linaro.org>
9111 * doc/install.texi (with-multilib-list): Document for aarch64.
9113 2019-01-18 Jakub Jelinek <jakub@redhat.com>
9116 * config/arm/arm_neon.h: Fix #pragma GCC target syntax - replace
9117 (("..."))) with ("...").
9119 2019-01-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
9121 * doc/extend.texi (Built-in Functions for Memory Model Aware
9122 Atomic Operations): Document atomic fetch and nand.
9124 2019-01-18 Martin Liska <mliska@suse.cz>
9125 Richard Biener <rguenther@suse.de>
9128 * cgraph.h (create_version_clone_with_body): Add new argument
9130 * cgraphclones.c (cgraph_node::create_version_clone): Add
9131 DECL_ATTRIBUTES to a newly created decl. And call
9132 valid_attribute_p so that proper cl_target_optimization_node
9133 is set for the newly created declaration.
9134 * multiple_target.c (create_target_clone): Set DECL_ATTRIBUTES
9136 (expand_target_clones): Do not call valid_attribute_p, it must
9138 * tree-inline.c (copy_decl_for_dup_finish): Reset mode for
9141 2019-01-17 Jakub Jelinek <jakub@redhat.com>
9144 * config/aarch64/arm_neon.h: Fix #pragma GCC target syntax - replace
9145 (("..."))) with ("..."). Use arch=armv8.2-a+sha3 instead of
9146 arch=armv8.2-a+crypto for vsha512hq_u64 etc. intrinsics.
9148 2019-01-17 Martin Sebor <msebor@redhat.com>
9151 * gimple-ssa-warn-restrict.c (builtin_memref::extend_offset_range):
9152 Handle anti-ranges the same as no range at all.
9154 2018-01-17 Steve Ellcey <sellcey@cavium.com>
9156 * config/aarch64/aarch64.c (cgraph.h): New include.
9157 (intl.h): New include.
9158 (supported_simd_type): New function.
9159 (currently_supported_simd_type): Ditto.
9160 (aarch64_simd_clone_compute_vecsize_and_simdlen): Ditto.
9161 (aarch64_simd_clone_adjust): Ditto.
9162 (aarch64_simd_clone_usable): Ditto.
9163 (TARGET_SIMD_CLONE_COMPUTE_VECSIZE_AND_SIMDLEN): New macro.
9164 (TARGET_SIMD_CLONE_ADJUST): Ditto.
9165 (TARGET_SIMD_CLONE_USABLE): Ditto.
9166 * config/i386/i386.c (ix86_simd_clone_adjust): Add definition check.
9167 * omp-simd-clone.c (expand_simd_clones): Add targetm.simd_clone.adjust
9170 2019-01-17 Martin Sebor <msebor@redhat.com>
9172 PR tree-optimization/88800
9173 * gimple-fold.c (gimple_fold_builtin_memory_op): Avoid checking
9174 NO_WARNING bit here. Avoid folding out-of-bounds calls.
9175 * gimple-ssa-warn-restrict.c (maybe_diag_offset_bounds): Remove
9176 redundant argument. Add new argument and issue diagnostics under
9177 its control. Detect out-of-bounds access even with warnings
9179 (check_bounds_or_overlap): Change return type. Add argument.
9180 (wrestrict_dom_walker::check_call): Adjust.
9181 * gimple-ssa-warn-restrict.h (check_bounds_or_overlap): Add argument.
9182 * tree-ssa-strlen.c (handle_builtin_strcpy): Adjust to change in
9183 check_bounds_or_overlap's return value.
9184 (handle_builtin_stxncpy): Same.
9185 (handle_builtin_strcat): Same.
9187 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9188 Kwok Cheung Yeung <kcy@codesourcery.com>
9189 Julian Brown <julian@codesourcery.com>
9190 Tom de Vries <tom@codesourcery.com>
9192 * doc/sourcebuild.texi: Document dg-add-options sqrt_insn.
9194 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9196 * doc/sourcebuild.texi: Document dg-require-effective-target
9197 llvm_binutils and offload_gcn.
9199 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9200 Kwok Cheung Yeung <kcy@codesourcery.com>
9201 Julian Brown <julian@codesourcery.com>
9202 Tom de Vries <tom@codesourcery.com>
9204 * doc/sourcebuild.texi: Document dg-required-effective-target
9207 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9208 Kwok Cheung Yeung <kcy@codesourcery.com>
9209 Julian Brown <julian@codesourcery.com>
9210 Tom de Vries <tom@codesourcery.com>
9211 Jan Hubicka <hubicka@ucw.cz>
9212 Martin Jambor <mjambor@suse.cz>
9214 * config.gcc: Add amdgcn*-*-amdhsa configuration.
9215 * configure.ac: Check for dlopen.
9216 * configure: Regenerate.
9218 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9219 Kwok Cheung Yeung <kcy@codesourcery.com>
9220 Julian Brown <julian@codesourcery.com>
9221 Tom de Vries <tom@codesourcery.com>
9222 Jan Hubicka <hubicka@ucw.cz>
9223 Martin Jambor <mjambor@suse.cz>
9225 * common/config/gcn/gcn-common.c: New file.
9226 * config/gcn/driver-gcn.c: New file.
9227 * config/gcn/gcn-builtins.def: New file.
9228 * config/gcn/gcn-hsa.h: New file.
9229 * config/gcn/gcn-modes.def: New file.
9230 * config/gcn/gcn-opts.h: New file.
9231 * config/gcn/gcn-passes.def: New file.
9232 * config/gcn/gcn-protos.h: New file.
9233 * config/gcn/gcn-run.c: New file.
9234 * config/gcn/gcn-tree.c: New file.
9235 * config/gcn/gcn.c: New file.
9236 * config/gcn/gcn.h: New file.
9237 * config/gcn/gcn.opt: New file.
9238 * config/gcn/t-gcn-hsa: New file.
9240 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9241 Kwok Cheung Yeung <kcy@codesourcery.com>
9242 Julian Brown <julian@codesourcery.com>
9243 Tom de Vries <tom@codesourcery.com>
9244 Jan Hubicka <hubicka@ucw.cz>
9245 Martin Jambor <mjambor@suse.cz>
9247 * config/gcn/constraints.md: New file.
9248 * config/gcn/gcn-valu.md: New file.
9249 * config/gcn/gcn.md: New file.
9250 * config/gcn/predicates.md: New file.
9252 2019-01-17 Eric Botcazou <ebotcazou@adacore.com>
9254 * gimple-ssa-isolate-paths.c (stmt_uses_name_in_undefined_way): Replace
9255 flag_non_call_exceptions with cfun->can_throw_non_call_exceptions.
9256 (stmt_uses_0_or_null_in_undefined_way): Likewise.
9257 * tree-ssa-alias.c (same_addr_size_stores_p): Likewise.
9259 2019-01-17 Tamar Christina <tamar.christina@arm.com>
9262 * config/aarch64/aarch64.md (STACK_CLASH_SVE_CFA_REGNUM): New.
9263 * config/aarch64/aarch64.c (aarch64_allocate_and_probe_stack_space): Use
9264 it and document registers.
9266 2019-01-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9268 * config/aarch64/aarch64.c (ares_tunings): Define.
9269 * config/aarch64/aarch64-cores.def (ares): Use the above.
9271 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9275 2018-11-06 Wei Xiao <wei3.xiao@intel.com>
9277 * config/i386/avx512fintrin.h: Update VFIXUPIMM* intrinsics.
9278 (_mm512_fixupimm_round_pd): Update parameters and builtin.
9279 (_mm512_maskz_fixupimm_round_pd): Ditto.
9280 (_mm512_fixupimm_round_ps): Ditto.
9281 (_mm512_maskz_fixupimm_round_ps): Ditto.
9282 (_mm_fixupimm_round_sd): Ditto.
9283 (_mm_maskz_fixupimm_round_sd): Ditto.
9284 (_mm_fixupimm_round_ss): Ditto.
9285 (_mm_maskz_fixupimm_round_ss): Ditto.
9286 (_mm512_fixupimm_pd): Ditto.
9287 (_mm512_maskz_fixupimm_pd): Ditto.
9288 (_mm512_fixupimm_ps): Ditto.
9289 (_mm512_maskz_fixupimm_ps): Ditto.
9290 (_mm_fixupimm_sd): Ditto.
9291 (_mm_maskz_fixupimm_sd): Ditto.
9292 (_mm_fixupimm_ss): Ditto.
9293 (_mm_maskz_fixupimm_ss): Ditto.
9294 (_mm512_mask_fixupimm_round_pd): Update builtin.
9295 (_mm512_mask_fixupimm_round_ps): Ditto.
9296 (_mm_mask_fixupimm_round_sd): Ditto.
9297 (_mm_mask_fixupimm_round_ss): Ditto.
9298 (_mm512_mask_fixupimm_pd): Ditto.
9299 (_mm512_mask_fixupimm_ps): Ditto.
9300 (_mm_mask_fixupimm_sd): Ditto.
9301 (_mm_mask_fixupimm_ss): Ditto.
9302 * config/i386/avx512vlintrin.h:
9303 (_mm256_fixupimm_pd): Update parameters and builtin.
9304 (_mm256_maskz_fixupimm_pd): Ditto.
9305 (_mm256_fixupimm_ps): Ditto.
9306 (_mm256_maskz_fixupimm_ps): Ditto.
9307 (_mm_fixupimm_pd): Ditto.
9308 (_mm_maskz_fixupimm_pd): Ditto.
9309 (_mm_fixupimm_ps): Ditto.
9310 (_mm_maskz_fixupimm_ps): Ditto.
9311 (_mm256_mask_fixupimm_pd): Update builtin.
9312 (_mm256_mask_fixupimm_ps): Ditto.
9313 (_mm_mask_fixupimm_pd): Ditto.
9314 (_mm_mask_fixupimm_ps): Ditto.
9315 * config/i386/i386-builtin-types.def: Add new types and remove useless ones.
9316 * config/i386/i386-builtin.def: Update builtin definitions.
9317 * config/i386/i386.c: Handle new builtin types and remove useless ones.
9318 * config/i386/sse.md: Update VFIXUPIMM* patterns.
9319 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9320 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9321 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Update.
9322 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9323 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9324 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Update.
9325 * config/i386/subst.md:
9326 (round_saeonly_sd_mask_operand4): Add new subst_attr.
9327 (round_saeonly_sd_mask_op4): Ditto.
9328 (round_saeonly_expand_operand5): Ditto.
9329 (round_saeonly_expand): Update.
9331 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9335 2018-11-12 Wei Xiao <wei3.xiao@intel.com>
9337 * config/i386/sse.md: Combine VFIXUPIMM* patterns
9338 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9339 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9340 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Remove.
9341 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9342 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9343 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Remove.
9345 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9349 2018-12-15 Jakub Jelinek <jakub@redhat.com>
9352 * config/i386/sse.md (UNSPEC_SFIXUPIMM): New unspec enumerator.
9353 (avx512f_sfixupimm<mode><mask_name><round_saeonly_name>): Use it
9354 instead of UNSPEC_FIXUPIMM.
9356 2019-01-17 Richard Biener <rguenther@suse.de>
9359 * dwarf2out.c (want_pubnames): Never generate pubnames sections
9360 and friends for the LTO part of debug info.
9362 2019-01-17 Jakub Jelinek <jakub@redhat.com>
9364 PR tree-optimization/86214
9365 * cfgexpand.c (add_stack_var_conflict): Don't add any conflicts
9368 PR rtl-optimization/88870
9369 * dce.c (deletable_insn_p): Never delete const/pure calls that can
9370 throw if we can't alter the cfg or delete dead exceptions.
9371 (mark_insn): Don't call find_call_stack_args for such calls.
9373 2019-01-17 Kewen Lin <linkw@gcc.gnu.org>
9375 * doc/extend.texi: Add four new prototypes for vec_ld and seven new
9376 prototypes for vec_st.
9377 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add entries
9378 for scalar address type variants of altivec_vec_ld/altivec_vec_st,
9379 mainly on signed/unsigned long long and double.
9381 2019-01-16 David Malcolm <dmalcolm@redhat.com>
9384 * combine.c (delete_noop_moves): Convert to "bool" return,
9385 returning true if any edges are eliminated.
9386 (combine_instructions): Also return true if delete_noop_moves
9389 2019-01-16 Tamar Christina <tamar.christina@arm.com>
9391 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Use
9392 correct max nunits for endian swap.
9393 (aarch64_expand_fcmla_builtin): Correct subreg code.
9394 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
9395 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>): Correct
9398 2019-01-16 Uroš Bizjak <ubizjak@gmail.com>
9400 * config/alpha/alpha.c (alpha_gimplify_va_arg):
9401 Handle split indirect COMPLEX_TYPE arguments.
9403 2019-01-16 Richard Earnshaw <rearnsha@arm.com>
9406 * config/aarch64/aarch64-modes.def: Add comment about how the carry
9407 bit is set by add and compare.
9408 (CC_ADC): New CC_MODE.
9409 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Use variables
9410 to cache the code and mode of X. Adjust the shape of a CC_Cmode
9411 comparison. Add detection for CC_ADCmode.
9412 (aarch64_get_condition_code_1): Update code support for CC_Cmode. Add
9414 * config/aarch64/aarch64.md (uaddv<mode>4): Use LTU with CCmode.
9415 (uaddvti4): Comparison result is in CC_ADCmode and the condition is GEU.
9416 (add<mode>3_compareC_cconly_imm): Delete. Merge into...
9417 (add<mode>3_compareC_cconly): ... this. Restructure the comparison
9418 to eliminate the need for zero-extending the operands.
9419 (add<mode>3_compareC_imm): Delete. Merge into ...
9420 (add<mode>3_compareC): ... this. Restructure the comparison to
9421 eliminate the need for zero-extending the operands.
9422 (add<mode>3_carryin): Use LTU for the overflow detection.
9423 (add<mode>3_carryinC): Use CC_ADCmode for the result of the carry out.
9424 Reexpress comparison for overflow.
9425 (add<mode>3_carryinC_zero): Update for change to add<mode>3_carryinC.
9426 (add<mode>3_carryinC): Likewise.
9427 (add<mode>3_carryinV): Use LTU for carry between partials.
9428 * config/aarch64/predicates.md (aarch64_carry_operation): Update
9429 handling of CC_Cmode and add CC_ADCmode.
9430 (aarch64_borrow_operation): Likewise.
9432 2019-01-16 Tamar Christina <tamar.christina@arm.com>
9434 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): Remove patternmode.
9435 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): Likewise.
9436 * config/arm/neon.md (neon_vcmla_lane<rot><mode>, neon_vcmla_laneq<rot><mode>,
9437 neon_vcmlaq_lane<rot><mode>): Remove endianness conversion.
9439 2019-01-16 Martin Liska <mliska@suse.cz>
9441 * Makefile.in: Set TOOL_INCLUDE_DIR and NATIVE_SYSTEM_HEADER_DIR
9443 * config/gnu-user.h (TARGET_F951_OPTIONS): Add 'finclude%s/' as
9445 * gcc.c (add_sysrooted_hdrs_prefix): New function.
9446 (path_prefix_reset): Move up in the source file.
9447 (find_fortran_preinclude_file): Make complex search for the
9448 fortran header files.
9450 2019-01-15 Nikhil Benesch <nikhil.benesch@gmail.com>
9452 * godump.c (go_output_typedef): When outputting a typedef, refer
9453 to the underlying type by its name and not its structure.
9455 2019-01-15 David Malcolm <dmalcolm@redhat.com>
9458 * tree.c (build_function_type): Assert that arg_types is not
9461 2019-01-15 Richard Sandiford <richard.sandiford@arm.com>
9464 * doc/extend.texi: Document that listing the stack pointer in the
9465 clobber list of an asm is a deprecated feature.
9466 * common.opt (Wdeprecated): Moved from c-family/c.opt.
9467 * cfgexpand.c (asm_clobber_reg_is_valid): Issue a -Wdeprecated
9468 warning instead of an error for clobbers of the stack pointer.
9469 Add a note explaining why.
9471 2019-01-15 Richard Biener <rguenther@suse.de>
9474 * dwarf2out.c (gen_member_die): Do not generate inheritance
9477 2019-01-15 Richard Biener <rguenther@suse.de>
9479 PR tree-optimization/88855
9480 * tree-if-conv.c (combine_blocks): Collect
9481 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from propagated out virtuals.
9483 2019-01-15 Tom de Vries <tdevries@suse.de>
9486 * config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Handle
9487 lhs == NULL_TREE for gang-level reduction.
9489 2019-01-15 Richard Biener <rguenther@suse.de>
9490 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9493 * ipa-pure-const.c (malloc_candidate_p_1): Add parameter visited and
9494 return true if SSA_NAME is already marked in visited bitmap.
9495 (malloc_candidate_p): Pass visited to malloc_candidate_p_1.
9497 2019-01-15 Jakub Jelinek <jakub@redhat.com>
9499 PR tree-optimization/88775
9500 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)): Optimize
9501 equal == 0 equality pointer comparisons some more if compared in
9502 integral types and either one points to an automatic var and the
9503 other to a global, or we can prove at least one points to the middle
9504 or both point to start or both point to end.
9506 2019-01-14 Andi Kleen <ak@linux.intel.com>
9508 * Makefile.in: Lower autofdo sampling rate by 10x.
9509 * Makefile.tpl: Dito.
9511 2019-01-14 Tom Honermann <tom@honermann.net>
9513 * defaults.h: Define CHAR8_TYPE.
9515 2019-01-14 Martin Sebor <msebor@redhat.com>
9518 * doc/extend.texi (Darwin Format Checks): Clarify.
9520 2019-01-14 Richard Biener <rguenther@suse.de>
9522 * genmatch.c (dt_simplify::gen_1): Change dumping dependent on
9523 whether we are in (simplify ...) or (match ...) context.
9525 2019-01-14 Jakub Jelinek <jakub@redhat.com>
9527 PR rtl-optimization/88796
9528 * emit-rtl.h (struct rtl_data): Add stack_protect_guard_decl field.
9529 * cfgexpand.c (stack_protect_prologue): Initialize
9530 crtl->stack_protect_guard_decl.
9531 * function.c (stack_protect_epilogue): Use it instead of calling
9532 targetm.stack_protect_guard again.
9533 * dse.c (check_mem_read_rtx): Ignore MEM_VOLATILE_P reads from
9534 MEMs with MEM_EXPR equal to crtl->stack_protect_guard or
9535 crtl->stack_protect_guard_decl.
9536 * config/i386/i386.c (ix86_stack_protect_guard): Set TREE_THIS_VOLATILE
9537 on the returned MEM_EXPR.
9539 2019-01-12 Tom de Vries <tdevries@suse.de>
9541 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Alow setting
9542 vector length using -fopenacc-dim.
9544 2019-01-12 Tom de Vries <tdevries@suse.de>
9546 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Take larger vector
9547 lengths into account.
9549 2019-01-12 Svante Signell <svante.signell@gmail.com>
9551 * config/i386/gnu.h (TARGET_THREAD_SSP_OFFSET): Define.
9552 (TARGET_CAN_SPLIT_STACK): Define.
9553 (TARGET_THREAD_SPLIT_STACK_OFFSET): Define.
9555 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9557 * params.def (inline-unit-growth): Set to 40.
9559 2019-01-12 Jakub Jelinek <jakub@redhat.com>
9561 * tree-ssa-loop-ivopts.c (find_inv_vars): Fix a comment typo.
9563 2019-01-12 Tom de Vries <tdevries@suse.de>
9565 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): In offloading
9566 region calling vector-partitionable routine, set default_vector_length
9569 2019-01-12 Tom de Vries <tdevries@suse.de>
9571 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add an use new
9572 variable default_vector_length.
9574 2019-01-12 Tom de Vries <tdevries@suse.de>
9577 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Apply defaults
9578 from oacc_default_dims, as oacc_validate_dims would do it, and apply
9581 2019-01-12 Tom de Vries <tdevries@suse.de>
9583 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1)
9584 (nvptx_goacc_validate_dims): Add used parameter.
9585 * doc/tm.texi: Regenerate.
9586 * omp-offload.c (oacc_parse_default_dims, oacc_validate_dims): Add
9587 argument to call to targetm.goacc.validate_dims.
9588 (default_goacc_validate_dims): Add used
9590 * target.def (validate_dims): Add used parameter in DEFHOOK.
9591 * targhooks.h (default_goacc_validate_dims): Add used parameter.
9593 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9597 * tree-inline.h (struct copy_body_data): Add adjust_array_error_bounds
9599 * tree-inline.c (remap_type_1): Formatting fix. If TYPE_MAX_VALUE of
9600 ARRAY_TYPE's TYPE_DOMAIN is newly error_mark_node, replace it with
9601 a dummy "omp dummy var" variable if id->adjust_array_error_bounds.
9602 * omp-low.c (new_omp_context): Set cb.adjust_array_error_bounds.
9604 2019-01-11 Vladimir Makarov <vmakarov@redhat.com>
9606 PR rtl-optimization/87305
9608 (setup_live_pseudos_and_spill_after_risky_transforms): Add code
9609 for little endian pseudos used as paradoxical subreg.
9611 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9613 PR tree-optimization/88693
9614 * tree-ssa-strlen.c (get_min_string_length): Don't set *full_string_p
9615 for STRING_CSTs that don't contain any NUL characters in the first
9616 TREE_STRING_LENGTH bytes.
9618 2019-01-11 Alan Modra <amodra@gmail.com>
9622 * genattrtab.c (min_fn): Don't translate values.
9623 (min_attr_value): Return INT_MAX when the value can't be calculated.
9624 Return minimum among any values that can be calculated.
9625 (max_attr_value): Adjust.
9627 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9629 * Makefile.in (PLUGIN_HEADERS): Add $(INSN_ATTR_H).
9631 2019-01-11 Steve Ellcey <sellcey@marvell.com>
9633 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
9634 (aarch64_hard_regno_call_part_clobbered): Add insn argument.
9635 (aarch64_return_call_with_max_clobbers): New function.
9636 (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New macro.
9637 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Add insn
9639 * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): Ditto.
9640 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Ditto.
9641 * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered): Ditto.
9642 * config/s390/s390.c (s390_hard_regno_call_part_clobbered): Ditto.
9643 * cselib.c (cselib_process_insn): Add argument to
9644 targetm.hard_regno_call_part_clobbered call.
9645 * ira-conflicts.c (ira_build_conflicts): Ditto.
9646 * ira-costs.c (ira_tune_allocno_costs): Ditto.
9647 * lra-constraints.c (inherit_reload_reg): Ditto.
9648 * lra-int.h (struct lra_reg): Add call_insn field, remove call_p field.
9649 * lra-lives.c (check_pseudos_live_through_calls): Add call_insn
9650 argument. Call targetm.return_call_with_max_clobbers.
9651 Add argument to targetm.hard_regno_call_part_clobbered call.
9652 (calls_have_same_clobbers_p): New function.
9653 (process_bb_lives): Add call_insn and last_call_insn variables.
9654 Pass call_insn to check_pseudos_live_through_calls.
9655 Modify if stmt to check targetm.return_call_with_max_clobbers.
9656 Update setting of flush variable.
9657 (lra_create_live_ranges_1): Set call_insn to NULL instead of call_p
9659 * lra.c (initialize_lra_reg_info_element): Set call_insn to NULL.
9660 * regcprop.c (copyprop_hardreg_forward_1): Add argument to
9661 targetm.hard_regno_call_part_clobbered call.
9662 * reginfo.c (choose_hard_reg_mode): Ditto.
9663 * regrename.c (check_new_reg_p): Ditto.
9664 * reload.c (find_equiv_reg): Ditto.
9665 * reload1.c (emit_reload_insns): Ditto.
9666 * sched-deps.c (deps_analyze_insn): Ditto.
9667 * sel-sched.c (init_regs_for_mode): Ditto.
9668 (mark_unavailable_hard_regs): Ditto.
9669 * targhooks.c (default_dwarf_frame_reg_mode): Ditto.
9670 * target.def (hard_regno_call_part_clobbered): Add insn argument.
9671 (return_call_with_max_clobbers): New target function.
9672 * doc/tm.texi: Regenerate.
9673 * doc/tm.texi.in (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New hook.
9674 * hooks.c (hook_bool_uint_mode_false): Change to
9675 hook_bool_insn_uint_mode_false.
9676 * hooks.h (hook_bool_uint_mode_false): Ditto.
9678 2019-01-11 Steve Ellcey <sellcey@marvell.com>
9680 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
9681 (aarch64_remove_extra_call_preserved_regs): New function.
9682 (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New macro.
9683 * doc/tm.texi.in (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New hook.
9684 * doc/tm.texi: Regenerate.
9685 * final.c (get_call_reg_set_usage): Call new hook.
9686 * target.def (remove_extra_call_preserved_regs): New hook.
9687 * targhooks.c (default_remove_extra_call_preserved_regs): New function.
9688 * targhooks.h (default_remove_extra_call_preserved_regs): New function.
9690 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9693 * passes.c (finish_optimization_passes): Call print_combine_total_stats
9694 inside of pass_combine_1 dump rather than pass_profile_1.
9696 2019-01-11 Tom de Vries <tdevries@suse.de>
9698 * config/nvptx/nvptx.c (PTX_CTA_NUM_BARRIERS, PTX_PER_CTA_BARRIER)
9699 (PTX_NUM_PER_CTA_BARRIER, PTX_FIRST_PER_WORKER_BARRIER)
9700 (PTX_NUM_PER_WORKER_BARRIERS): Define.
9701 (nvptx_apply_dim_limits): Prevent vector_length 64 and
9704 2019-01-11 Tom de Vries <tdevries@suse.de>
9706 * config/nvptx/nvptx.c (PTX_CTA_SIZE): Move up.
9708 2019-01-11 Jan Beulich <jbeulich@suse.com>
9710 * config/i386/i386.md (rex64suffix): Add L suffix for SI.
9711 * config/i386/sse.md (cvtusi2<ssescalarmodesuffix>32<round_name>,
9712 sse2_cvtsi2sd): Add {l}.
9713 (sse2_cvtsi2sdq<round_name>): Make q conditional upon AT&T
9716 2019-01-10 Jakub Jelinek <jakub@redhat.com>
9719 * config/i386/sse.md (float<floatunssuffix>v2div2sf2): Turn into
9721 (*float<floatunssuffix>v2div2sf2): New define_insn.
9722 (float<floatunssuffix>v2div2sf2_mask): Turn into define_expand.
9723 (*float<floatunssuffix>v2div2sf2_mask): New define_insn.
9724 (*float<floatunssuffix>v2div2sf2_mask_1): Replace
9725 subrtxes (const_vector:V2SF [(const_int 0) (const_int 0)]) with
9726 match_operands with "const0_operand" "C".
9728 2019-01-10 Tamar Christina <tamar.christina@arm.com>
9730 * config/aarch64/aarch64-builtins.c
9731 (aarch64_init_builtins): Move aarch64_init_fcmla_laneq_builtins...
9732 (aarch64_init_simd_builtins): ...Here
9734 2019-01-10 Vladimir Makarov <vmakarov@redhat.com>
9736 PR rtl-optimization/87305
9738 (setup_live_pseudos_and_spill_after_risky_transforms): Check
9739 allocation for big endian pseudos used as paradoxical subregs and
9740 spill them if it is wrong.
9741 * lra-constraints.c (lra_constraints): Add a comment.
9743 2019-01-10 Richard Biener <rguenther@suse.de>
9745 PR tree-optimization/88792
9746 * tree-ssa-pre.c (get_representative_for): Do not return a
9749 2019-01-10 Jakub Jelinek <jakub@redhat.com>
9753 * function.c (assign_stack_local_1): Revert the 2018-11-21 changes.
9754 (assign_parm_setup_block): Do the argument slot realignment here
9757 2019-01-10 Stefan Agner <stefan@agner.ch>
9760 * config/arm/arm.c (arm_option_override_internal): Force
9761 opts->x_inline_asm_unified to true only if TARGET_THUMB2_P.
9763 2019-01-10 Jakub Jelinek <jakub@redhat.com>
9766 * attribs.c (handle_dll_attribute): Clear TREE_STATIC after setting
9769 2019-01-10 Tamar Christina <tamar.christina@arm.com>
9771 * config/arm/arm-builtins.c
9772 (enum arm_type_qualifiers): Add qualifier_lane_pair_index.
9773 (MAC_LANE_PAIR_QUALIFIERS): New.
9774 (arm_expand_builtin_args): Use it.
9775 (arm_expand_builtin_1): Likewise.
9776 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): New.
9777 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): New.
9778 * config/arm/arm-c.c (arm_cpu_builtins): Add __ARM_FEATURE_COMPLEX.
9779 * config/arm/arm_neon.h:
9780 (vcadd_rot90_f16): New.
9781 (vcaddq_rot90_f16): New.
9782 (vcadd_rot270_f16): New.
9783 (vcaddq_rot270_f16): New.
9786 (vcmla_lane_f16): New.
9787 (vcmla_laneq_f16): New.
9788 (vcmlaq_lane_f16): New.
9789 (vcmlaq_laneq_f16): New.
9790 (vcmla_rot90_f16): New.
9791 (vcmlaq_rot90_f16): New.
9792 (vcmla_rot90_lane_f16): New.
9793 (vcmla_rot90_laneq_f16): New.
9794 (vcmlaq_rot90_lane_f16): New.
9795 (vcmlaq_rot90_laneq_f16): New.
9796 (vcmla_rot180_f16): New.
9797 (vcmlaq_rot180_f16): New.
9798 (vcmla_rot180_lane_f16): New.
9799 (vcmla_rot180_laneq_f16): New.
9800 (vcmlaq_rot180_lane_f16): New.
9801 (vcmlaq_rot180_laneq_f16): New.
9802 (vcmla_rot270_f16): New.
9803 (vcmlaq_rot270_f16): New.
9804 (vcmla_rot270_lane_f16): New.
9805 (vcmla_rot270_laneq_f16): New.
9806 (vcmlaq_rot270_lane_f16): New.
9807 (vcmlaq_rot270_laneq_f16): New.
9808 (vcadd_rot90_f32): New.
9809 (vcaddq_rot90_f32): New.
9810 (vcadd_rot270_f32): New.
9811 (vcaddq_rot270_f32): New.
9814 (vcmla_lane_f32): New.
9815 (vcmla_laneq_f32): New.
9816 (vcmlaq_lane_f32): New.
9817 (vcmlaq_laneq_f32): New.
9818 (vcmla_rot90_f32): New.
9819 (vcmlaq_rot90_f32): New.
9820 (vcmla_rot90_lane_f32): New.
9821 (vcmla_rot90_laneq_f32): New.
9822 (vcmlaq_rot90_lane_f32): New.
9823 (vcmlaq_rot90_laneq_f32): New.
9824 (vcmla_rot180_f32): New.
9825 (vcmlaq_rot180_f32): New.
9826 (vcmla_rot180_lane_f32): New.
9827 (vcmla_rot180_laneq_f32): New.
9828 (vcmlaq_rot180_lane_f32): New.
9829 (vcmlaq_rot180_laneq_f32): New.
9830 (vcmla_rot270_f32): New.
9831 (vcmlaq_rot270_f32): New.
9832 (vcmla_rot270_lane_f32): New.
9833 (vcmla_rot270_laneq_f32): New.
9834 (vcmlaq_rot270_lane_f32): New.
9835 (vcmlaq_rot270_laneq_f32): New.
9836 * config/arm/arm_neon_builtins.def (vcadd90, vcadd270, vcmla0, vcmla90,
9837 vcmla180, vcmla270, vcmla_lane0, vcmla_lane90, vcmla_lane180,
9838 vcmla_lane270, vcmla_laneq0, vcmla_laneq90, vcmla_laneq180,
9839 vcmla_laneq270, vcmlaq_lane0, vcmlaq_lane90, vcmlaq_lane180,
9840 vcmlaq_lane270): New.
9841 * config/arm/neon.md (neon_vcmla_lane<rot><mode>,
9842 neon_vcmla_laneq<rot><mode>, neon_vcmlaq_lane<rot><mode>): New.
9843 * config/arm/arm.c (arm_arch8_3, arm_arch8_4): New.
9844 * config/arm/arm.h (TARGET_COMPLEX, arm_arch8_3, arm_arch8_4): New.
9845 (arm_option_reconfigure_globals): Use them.
9846 * config/arm/iterators.md (VDF, VQ_HSF): New.
9847 (VCADD, VCMLA): New.
9848 (VF_constraint, rot, rotsplit1, rotsplit2): Add V4HF and V8HF.
9849 * config/arm/neon.md (neon_vcadd<rot><mode>, neon_vcmla<rot><mode>):
9851 * config/arm/unspecs.md (UNSPEC_VCADD90, UNSPEC_VCADD270,
9852 UNSPEC_VCMLA, UNSPEC_VCMLA90, UNSPEC_VCMLA180, UNSPEC_VCMLA270): New.
9854 2019-01-10 Tamar Christina <tamar.christina@arm.com>
9856 * config/aarch64/aarch64-builtins.c (enum aarch64_type_qualifiers):
9857 Add qualifier_lane_pair_index.
9858 (emit-rtl.h): Include.
9859 (TYPES_QUADOP_LANE_PAIR): New.
9860 (aarch64_simd_expand_args): Use it.
9861 (aarch64_simd_expand_builtin): Likewise.
9862 (AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_laneq_builtin_datum):
9864 (FCMLA_LANEQ_BUILTIN, AARCH64_SIMD_FCMLA_LANEQ_BUILTIN_BASE,
9865 AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_lane_builtin_data,
9866 aarch64_init_fcmla_laneq_builtins, aarch64_expand_fcmla_builtin): New.
9867 (aarch64_init_builtins): Add aarch64_init_fcmla_laneq_builtins.
9868 (aarch64_expand_buildin): Add AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V2SF,
9869 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V2SF,
9870 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V2SF,
9871 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ2700_V2SF,
9872 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V4HF,
9873 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V4HF,
9874 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V4HF,
9875 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ270_V4HF.
9876 * config/aarch64/iterators.md (FCMLA_maybe_lane): New.
9877 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
9878 Add __ARM_FEATURE_COMPLEX.
9879 * config/aarch64/aarch64-simd-builtins.def (fcadd90, fcadd270, fcmla0,
9880 fcmla90, fcmla180, fcmla270, fcmla_lane0, fcmla_lane90, fcmla_lane180,
9881 fcmla_lane270, fcmla_laneq0, fcmla_laneq90, fcmla_laneq180,
9882 fcmla_laneq270, fcmlaq_lane0, fcmlaq_lane90, fcmlaq_lane180,
9883 fcmlaq_lane270): New.
9884 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
9885 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>,
9886 aarch64_fcadd<rot><mode>, aarch64_fcmla<rot><mode>): New.
9887 * config/aarch64/arm_neon.h:
9888 (vcadd_rot90_f16): New.
9889 (vcaddq_rot90_f16): New.
9890 (vcadd_rot270_f16): New.
9891 (vcaddq_rot270_f16): New.
9894 (vcmla_lane_f16): New.
9895 (vcmla_laneq_f16): New.
9896 (vcmlaq_lane_f16): New.
9897 (vcmlaq_rot90_lane_f16): New.
9898 (vcmla_rot90_laneq_f16): New.
9899 (vcmla_rot90_lane_f16): New.
9900 (vcmlaq_rot90_f16): New.
9901 (vcmla_rot90_f16): New.
9902 (vcmlaq_laneq_f16): New.
9903 (vcmla_rot180_laneq_f16): New.
9904 (vcmla_rot180_lane_f16): New.
9905 (vcmlaq_rot180_f16): New.
9906 (vcmla_rot180_f16): New.
9907 (vcmlaq_rot90_laneq_f16): New.
9908 (vcmlaq_rot270_laneq_f16): New.
9909 (vcmlaq_rot270_lane_f16): New.
9910 (vcmla_rot270_laneq_f16): New.
9911 (vcmlaq_rot270_f16): New.
9912 (vcmla_rot270_f16): New.
9913 (vcmlaq_rot180_laneq_f16): New.
9914 (vcmlaq_rot180_lane_f16): New.
9915 (vcmla_rot270_lane_f16): New.
9916 (vcadd_rot90_f32): New.
9917 (vcaddq_rot90_f32): New.
9918 (vcaddq_rot90_f64): New.
9919 (vcadd_rot270_f32): New.
9920 (vcaddq_rot270_f32): New.
9921 (vcaddq_rot270_f64): New.
9925 (vcmla_lane_f32): New.
9926 (vcmla_laneq_f32): New.
9927 (vcmlaq_lane_f32): New.
9928 (vcmlaq_laneq_f32): New.
9929 (vcmla_rot90_f32): New.
9930 (vcmlaq_rot90_f32): New.
9931 (vcmlaq_rot90_f64): New.
9932 (vcmla_rot90_lane_f32): New.
9933 (vcmla_rot90_laneq_f32): New.
9934 (vcmlaq_rot90_lane_f32): New.
9935 (vcmlaq_rot90_laneq_f32): New.
9936 (vcmla_rot180_f32): New.
9937 (vcmlaq_rot180_f32): New.
9938 (vcmlaq_rot180_f64): New.
9939 (vcmla_rot180_lane_f32): New.
9940 (vcmla_rot180_laneq_f32): New.
9941 (vcmlaq_rot180_lane_f32): New.
9942 (vcmlaq_rot180_laneq_f32): New.
9943 (vcmla_rot270_f32): New.
9944 (vcmlaq_rot270_f32): New.
9945 (vcmlaq_rot270_f64): New.
9946 (vcmla_rot270_lane_f32): New.
9947 (vcmla_rot270_laneq_f32): New.
9948 (vcmlaq_rot270_lane_f32): New.
9949 (vcmlaq_rot270_laneq_f32): New.
9950 * config/aarch64/aarch64.h (TARGET_COMPLEX): New.
9951 * config/aarch64/iterators.md (UNSPEC_FCADD90, UNSPEC_FCADD270,
9952 UNSPEC_FCMLA, UNSPEC_FCMLA90, UNSPEC_FCMLA180, UNSPEC_FCMLA270): New.
9953 (FCADD, FCMLA): New.
9955 * config/arm/types.md (neon_fcadd, neon_fcmla): New.
9957 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
9961 * config/pa/pa.c: Change "can not" to "cannot".
9962 * gimple-ssa-evrp-analyze.c: Likewise.
9963 * ipa-icf.c: Likewise.
9964 * ipa-polymorphic-call.c: Likewise.
9965 * ipa-pure-const.c: Likewise.
9966 * lra-constraints.c: Likewise.
9967 * lra-remat.c: Likewise.
9968 * reload1.c: Likewise.
9969 * reorg.c: Likewise.
9970 * tree-ssa-uninit.c: Likewise.
9972 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
9976 * Makefile.in: Mechanically replace "can not" with "cannot".
9977 * alias.c: Likewise.
9978 * builtins.c: Likewise.
9979 * calls.c: Likewise.
9980 * cgraph.c: Likewise.
9981 * cgraph.h: Likewise.
9982 * cgraphclones.c: Likewise.
9983 * cgraphunit.c: Likewise.
9984 * combine-stack-adj.c: Likewise.
9985 * combine.c: Likewise.
9986 * common/config/i386/i386-common.c: Likewise.
9987 * config/aarch64/aarch64.c: Likewise.
9988 * config/alpha/sync.md: Likewise.
9989 * config/arc/arc.c: Likewise.
9990 * config/arc/predicates.md: Likewise.
9991 * config/arm/arm-c.c: Likewise.
9992 * config/arm/arm.c: Likewise.
9993 * config/arm/arm.h: Likewise.
9994 * config/arm/arm.md: Likewise.
9995 * config/arm/cortex-r4f.md: Likewise.
9996 * config/csky/csky.c: Likewise.
9997 * config/csky/csky.h: Likewise.
9998 * config/darwin-f.c: Likewise.
9999 * config/epiphany/epiphany.md: Likewise.
10000 * config/i386/i386.c: Likewise.
10001 * config/i386/sol2.h: Likewise.
10002 * config/m68k/m68k.c: Likewise.
10003 * config/mcore/mcore.h: Likewise.
10004 * config/microblaze/microblaze.md: Likewise.
10005 * config/mips/20kc.md: Likewise.
10006 * config/mips/sb1.md: Likewise.
10007 * config/nds32/nds32.c: Likewise.
10008 * config/nds32/predicates.md: Likewise.
10009 * config/pa/pa.c: Likewise.
10010 * config/rs6000/e300c2c3.md: Likewise.
10011 * config/rs6000/rs6000.c: Likewise.
10012 * config/s390/s390.h: Likewise.
10013 * config/sh/sh.c: Likewise.
10014 * config/sh/sh.md: Likewise.
10015 * config/spu/vmx2spu.h: Likewise.
10016 * cprop.c: Likewise.
10017 * dbxout.c: Likewise.
10018 * df-scan.c: Likewise.
10019 * doc/cfg.texi: Likewise.
10020 * doc/extend.texi: Likewise.
10021 * doc/fragments.texi: Likewise.
10022 * doc/gty.texi: Likewise.
10023 * doc/invoke.texi: Likewise.
10024 * doc/lto.texi: Likewise.
10025 * doc/md.texi: Likewise.
10026 * doc/objc.texi: Likewise.
10027 * doc/rtl.texi: Likewise.
10028 * doc/tm.texi: Likewise.
10030 * emit-rtl.c: Likewise.
10031 * emit-rtl.h: Likewise.
10032 * except.c: Likewise.
10033 * expmed.c: Likewise.
10034 * expr.c: Likewise.
10035 * fold-const.c: Likewise.
10036 * genautomata.c: Likewise.
10037 * gimple-fold.c: Likewise.
10038 * hard-reg-set.h: Likewise.
10039 * ifcvt.c: Likewise.
10040 * ipa-comdats.c: Likewise.
10041 * ipa-cp.c: Likewise.
10042 * ipa-devirt.c: Likewise.
10043 * ipa-fnsummary.c: Likewise.
10044 * ipa-icf.c: Likewise.
10045 * ipa-inline-transform.c: Likewise.
10046 * ipa-inline.c: Likewise.
10047 * ipa-polymorphic-call.c: Likewise.
10048 * ipa-profile.c: Likewise.
10049 * ipa-prop.c: Likewise.
10050 * ipa-pure-const.c: Likewise.
10051 * ipa-reference.c: Likewise.
10052 * ipa-split.c: Likewise.
10053 * ipa-visibility.c: Likewise.
10055 * ira-build.c: Likewise.
10056 * ira-color.c: Likewise.
10057 * ira-conflicts.c: Likewise.
10058 * ira-costs.c: Likewise.
10059 * ira-int.h: Likewise.
10060 * ira-lives.c: Likewise.
10063 * loop-invariant.c: Likewise.
10064 * loop-unroll.c: Likewise.
10065 * lower-subreg.c: Likewise.
10066 * lra-assigns.c: Likewise.
10067 * lra-constraints.c: Likewise.
10068 * lra-eliminations.c: Likewise.
10069 * lra-lives.c: Likewise.
10070 * lra-remat.c: Likewise.
10071 * lra-spills.c: Likewise.
10073 * lto-cgraph.c: Likewise.
10074 * lto-streamer-out.c: Likewise.
10075 * postreload-gcse.c: Likewise.
10076 * predict.c: Likewise.
10077 * profile-count.h: Likewise.
10078 * profile.c: Likewise.
10079 * recog.c: Likewise.
10081 * reload.c: Likewise.
10082 * reload1.c: Likewise.
10083 * reorg.c: Likewise.
10084 * resource.c: Likewise.
10085 * rtl.def: Likewise.
10087 * rtlanal.c: Likewise.
10088 * sched-deps.c: Likewise.
10089 * sched-ebb.c: Likewise.
10090 * sched-rgn.c: Likewise.
10091 * sel-sched-ir.c: Likewise.
10092 * sel-sched.c: Likewise.
10093 * shrink-wrap.c: Likewise.
10094 * simplify-rtx.c: Likewise.
10095 * symtab.c: Likewise.
10096 * target.def: Likewise.
10097 * toplev.c: Likewise.
10098 * tree-call-cdce.c: Likewise.
10099 * tree-cfg.c: Likewise.
10100 * tree-complex.c: Likewise.
10101 * tree-core.h: Likewise.
10102 * tree-eh.c: Likewise.
10103 * tree-inline.c: Likewise.
10104 * tree-loop-distribution.c: Likewise.
10105 * tree-nrv.c: Likewise.
10106 * tree-profile.c: Likewise.
10107 * tree-sra.c: Likewise.
10108 * tree-ssa-alias.c: Likewise.
10109 * tree-ssa-dce.c: Likewise.
10110 * tree-ssa-dom.c: Likewise.
10111 * tree-ssa-forwprop.c: Likewise.
10112 * tree-ssa-loop-im.c: Likewise.
10113 * tree-ssa-loop-ivcanon.c: Likewise.
10114 * tree-ssa-loop-ivopts.c: Likewise.
10115 * tree-ssa-loop-niter.c: Likewise.
10116 * tree-ssa-phionlycprop.c: Likewise.
10117 * tree-ssa-phiopt.c: Likewise.
10118 * tree-ssa-propagate.c: Likewise.
10119 * tree-ssa-threadedge.c: Likewise.
10120 * tree-ssa-threadupdate.c: Likewise.
10121 * tree-ssa-uninit.c: Likewise.
10122 * tree-ssanames.c: Likewise.
10123 * tree-streamer-out.c: Likewise.
10124 * tree.c: Likewise.
10125 * tree.h: Likewise.
10126 * vr-values.c: Likewise.
10128 2019-01-09 Uroš Bizjak <ubizjak@gmail.com>
10130 * config/i386/i386-protos.h (ix86_expand_xorsign): New prototype.
10131 (ix86_split_xorsign): Ditto.
10132 * config/i386/i386.c (ix86_expand_xorsign): New function.
10133 (ix86_split_xorsign): Ditto.
10134 * config/i386/i386.md (UNSPEC_XORSIGN): New unspec.
10135 (xorsign<mode>3): New expander.
10136 (xorsign<mode>3_1): New insn_and_split pattern.
10137 * config/i386/sse.md (xorsign<mode>3): New expander.
10139 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
10141 * config/sparc/sparc.md (*tablejump_sp32): Merge into...
10142 (*tablejump_sp64): Likewise.
10143 (*tablejump<P:mode>): ...this.
10144 (*call_address_sp32): Merge into...
10145 (*call_address_sp64): Likewise.
10146 (*call_address<P:mode>): ...this.
10147 (*call_symbolic_sp32): Merge into...
10148 (*call_symbolic_sp64): Likewise.
10149 (*call_symbolic<P:mode>): ...this.
10150 (call_value): Remove constraint and add predicate.
10151 (*call_value_address_sp32): Merge into...
10152 (*call_value_address_sp64): Likewise.
10153 (*call_value_address<P:mode>): ...this.
10154 (*call_value_symbolic_sp32): Merge into...
10155 (*call_value_symbolic_sp64): Likewise.
10156 (*call_value_symbolic<P:mode>): ...this.
10157 (*sibcall_symbolic_sp32): Merge into...
10158 (*sibcall_symbolic_sp64): Likewise.
10159 (*sibcall_symbolic<P:mode>): ...this.
10160 (sibcall_value): Remove constraint and add predicate.
10161 (*sibcall_value_symbolic_sp32): Merge into...
10162 (*sibcall_value_symbolic_sp64): Likewise.
10163 (*sibcall_value_symbolic<P:mode>): ...this.
10164 (window_save): Minor tweak.
10165 (*branch_sp32): Merge into...
10166 (*branch_sp64): Likewise.
10167 (*branch<P:mode>): ...this.
10169 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
10170 James Clarke <jrtc27@jrtc27.com>
10173 * config/sparc/sparc.c (sparc_legitimize_tls_address): Only use Pmode
10174 consistently in TLS address generation and adjust code to the renaming
10175 of patterns. Mark calls to __tls_get_addr as const.
10176 * config/sparc/sparc.md (tgd_hi22): Turn into...
10177 (tgd_hi22<P:mode>): ...this and use Pmode throughout.
10178 (tgd_lo10): Turn into...
10179 (tgd_lo10<P:mode>): ...this and use Pmode throughout.
10180 (tgd_add32): Merge into...
10181 (tgd_add64): Likewise.
10182 (tgd_add<P:mode>): ...this and use Pmode throughout.
10183 (tldm_hi22): Turn into...
10184 (tldm_hi22<P:mode>): ...this and use Pmode throughout.
10185 (tldm_lo10): Turn into...
10186 (tldm_lo10<P:mode>): ...this and use Pmode throughout.
10187 (tldm_add32): Merge into...
10188 (tldm_add64): Likewise.
10189 (tldm_add<P:mode>): ...this and use Pmode throughout.
10190 (tldm_call32): Merge into...
10191 (tldm_call64): Likewise.
10192 (tldm_call<P:mode>): ...this and use Pmode throughout.
10193 (tldo_hix22): Turn into...
10194 (tldo_hix22<P:mode>): ...this and use Pmode throughout.
10195 (tldo_lox10): Turn into...
10196 (tldo_lox10<P:mode>): ...this and use Pmode throughout.
10197 (tldo_add32): Merge into...
10198 (tldo_add64): Likewise.
10199 (tldo_add<P:mode>): ...this and use Pmode throughout.
10200 (tie_hi22): Turn into...
10201 (tie_hi22<P:mode>): ...this and use Pmode throughout.
10202 (tie_lo10): Turn into...
10203 (tie_lo10<P:mode>): ...this and use Pmode throughout.
10204 (tie_ld64): Use DImode throughout.
10205 (tie_add32): Merge into...
10206 (tie_add64): Likewise.
10207 (tie_add<P:mode>): ...this and use Pmode throughout.
10208 (tle_hix22_sp32): Merge into...
10209 (tle_hix22_sp64): Likewise.
10210 (tle_hix22<P:mode>): ...this and use Pmode throughout.
10211 (tle_lox22_sp32): Merge into...
10212 (tle_lox22_sp64): Likewise.
10213 (tle_lox22<P:mode>): ...this and use Pmode throughout.
10214 (*tldo_ldub_sp32): Merge into...
10215 (*tldo_ldub_sp64): Likewise.
10216 (*tldo_ldub<P:mode>): ...this and use Pmode throughout.
10217 (*tldo_ldub1_sp32): Merge into...
10218 (*tldo_ldub1_sp64): Likewise.
10219 (*tldo_ldub1<P:mode>): ...this and use Pmode throughout.
10220 (*tldo_ldub2_sp32): Merge into...
10221 (*tldo_ldub2_sp64): Likewise.
10222 (*tldo_ldub2<P:mode>): ...this and use Pmode throughout.
10223 (*tldo_ldsb1_sp32): Merge into...
10224 (*tldo_ldsb1_sp64): Likewise.
10225 (*tldo_ldsb1<P:mode>): ...this and use Pmode throughout.
10226 (*tldo_ldsb2_sp32): Merge into...
10227 (*tldo_ldsb2_sp64): Likewise.
10228 (*tldo_ldsb2<P:mode>): ...this and use Pmode throughout.
10229 (*tldo_ldub3_sp64): Use DImode throughout.
10230 (*tldo_ldsb3_sp64): Likewise.
10231 (*tldo_lduh_sp32): Merge into...
10232 (*tldo_lduh_sp64): Likewise.
10233 (*tldo_lduh<P:mode>): ...this and use Pmode throughout.
10234 (*tldo_lduh1_sp32): Merge into...
10235 (*tldo_lduh1_sp64): Likewise.
10236 (*tldo_lduh1<P:mode>): ...this and use Pmode throughout.
10237 (*tldo_ldsh1_sp32): Merge into...
10238 (*tldo_ldsh1_sp64): Likewise.
10239 (*tldo_ldsh1<P:mode>): ...this and use Pmode throughout.
10240 (*tldo_lduh2_sp64): Use DImode throughout.
10241 (*tldo_ldsh2_sp64): Likewise.
10242 (*tldo_lduw_sp32): Merge into...
10243 (*tldo_lduw_sp64): Likewise.
10244 (*tldo_lduw<P:mode>): ...this and use Pmode throughout.
10245 (*tldo_lduw1_sp64): Use DImode throughout.
10246 (*tldo_ldsw1_sp64): Likewise.
10247 (*tldo_ldx_sp64): Likewise.
10248 (*tldo_stb_sp32): Merge into...
10249 (*tldo_stb_sp64): Likewise.
10250 (*tldo_stb<P:mode>): ...this and use Pmode throughout.
10251 (*tldo_sth_sp32): Merge into...
10252 (*tldo_sth_sp64): Likewise.
10253 (*tldo_sth<P:mode>): ...this and use Pmode throughout.
10254 (*tldo_stw_sp32): Merge into...
10255 (*tldo_stw_sp64): Likewise.
10256 (*tldo_stw<P:mode>): ...this and use Pmode throughout.
10257 (*tldo_stx_sp64): Use DImode throughout.
10259 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10261 * config/aarch64/aarch64.c (aarch64_override_options): Add case to
10262 check configure option to set BTI and Return Address Signing.
10263 * configure.ac: Add --enable-standard-branch-protection and
10264 --disable-standard-branch-protection.
10265 * configure: Regenerated.
10266 * doc/install.texi: Document the same.
10268 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10269 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10271 * config.gcc (aarch64*-*-*): Add aarch64-bti-insert.o.
10272 * config/aarch64/aarch64.h: Update comment for TRAMPOLINE_SIZE.
10273 * config/aarch64/aarch64.c (aarch64_asm_trampoline_template): Update
10275 * config/aarch64/aarch64-bti-insert.c: New file.
10276 * config/aarch64/aarch64-passes.def (INSERT_PASS_BEFORE): Insert bti
10278 * config/aarch64/aarch64-protos.h (make_pass_insert_bti): Declare the
10280 * config/aarch64/aarch64.md (unspecv): Add UNSPECV_BTI_NOARG,
10281 UNSPECV_BTI_C, UNSPECV_BTI_J and UNSPECV_BTI_JC.
10282 (bti_noarg, bti_j, bti_c, bti_jc): New define_insns.
10283 * config/aarch64/t-aarch64: Add rule for aarch64-bti-insert.o.
10285 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10287 * config/aarch64/aarch64-protos.h (aarch64_bti_enabled): Declare.
10288 * config/aarch64/aarch64.c (aarch64_handle_no_branch_protection):
10289 Disable bti for -mbranch-protection=none.
10290 (aarch64_handle_standard_branch_protection): Enable bti for
10291 -mbranch-protection=standard.
10292 (aarch64_handle_bti_protection): Enable bti for "bti" in the string to
10293 -mbranch-protection.
10294 (aarch64_bti_enabled): Check if bti is enabled.
10295 * config/aarch64/aarch64.opt: Declare target variable.
10296 * doc/invoke.texi: Add bti to the -mbranch-protection documentation.
10298 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10300 * config/aarch64/aarch64.c (aarch64_expand_prologue): Use new
10301 epilogue/prologue scratch registers EP0_REGNUM and EP1_REGNUM.
10302 (aarch64_expand_epilogue): Likewise.
10303 (aarch64_output_mi_thunk): Likewise
10304 * config/aarch64/aarch64.h (REG_CLASS_CONTENTS): Change
10305 TAILCALL_ADDR_REGS to x16 and x17.
10306 * config/aarch64/aarch64.md: Define EP0_REGNUM and EP1_REGNUM.
10308 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10310 * config/aarch64/aarch64-option-extensions.def: Define
10311 AARCH64_OPT_EXTENSION for memtag, rng, sb, ssbs and predres.
10312 * config/aarch64/aarch64.h (AARCH64_FL_RNG): New.
10313 (AARCH64_FL_MEMTAG, ARCH64_FL_SB, AARCH64_FL_SSBS): New.
10314 (AARCH64_FL_PREDRES): New.
10315 (AARCH64_FL_FOR_ARCH8_5): Add AARCH64_FL_SB, AARCH64_FL_SSBS and
10316 AARCH64_FL_PREDRES by default.
10317 * doc/invoke.texi: Document rng, memtag, sb, ssbs and predres.
10319 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10321 * config/aarch64/aarch64-arches.def: Define AARCH64_ARCH for
10323 * config/aarch64/aarch64.h (AARCH64_FL_V8_5): New.
10324 (AARCH64_FL_FOR_ARCH8_5, AARCH64_ISA_V8_5): New.
10325 * doc/invoke.texi: Document ARMv8.5-A.
10327 2019-01-09 Alejandro Martinez <alejandro.martinezvicente@arm.com>
10329 * config/aarch64/aarch64-sve.md (copysign<mode>3): New define_expand.
10330 (xorsign<mode>3): Likewise.
10332 2019-01-09 Jelinek <jakub@redhat.com>
10334 PR middle-end/88758
10335 * tree.c (initializer_each_zero_or_onep) <case VECTOR_CST>: Use
10336 vector_cst_elt instead of VECTOR_CST_ENCODED_ELT.
10338 PR rtl-optimization/88331
10339 * function.c (assign_stack_local_1): Don't set dynamic_align_addr if
10340 not currently_expanding_to_rtl.
10342 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
10344 * doc/invoke.texi (-Os): Remove trailing spaces.
10345 (-finline-functions): Remove reference to -O2.
10347 2019-01-08 Jakub Jelinek <jakub@redhat.com>
10349 PR rtl-optimization/79593
10350 * config/i386/i386.md (reg = mem; mem = reg): New define_peephole2.
10352 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Delegitimize
10353 UNSPEC_FUSION_GPR to its argument. Formatting fixes.
10355 2019-01-08 Eric Botcazou <ebotcazou@adacore.com>
10358 * config/sparc/sparc.c (function_arg_slotno): Set *PPREGNO & *PPADDING
10362 * config/sparc/sparc.c (sparc_delegitimize_address): Deal with naked
10363 UNSPECs and UNSPEC_MOVE_GOTDATA specifically.
10365 2019-01-08 H.J. Lu <hongjiu.lu@intel.com>
10368 * config/i386/i386.c (ix86_avx_u128_mode_exit): Call
10369 ix86_avx_u128_mode_entry.
10371 2019-01-08 Martin Liska <mliska@suse.cz>
10373 PR tree-optimization/88753
10374 * tree-switch-conversion.c (switch_conversion::build_one_array):
10375 Come up with local variable constructor. Convert first to
10376 type of constructor values.
10378 2019-01-08 Richard Biener <rguenther@suse.de>
10380 PR tree-optimization/86554
10381 * tree-ssa-sccvn.c (eliminate_dom_walker, rpo_elim,
10382 rpo_avail): Move earlier.
10383 (visit_nary_op): When value-numbering to expressions
10384 with different overflow behavior make sure there's an
10385 available expression on the path.
10387 2019-01-08 Sam Tebbs <sam.tebbs@arm.com>
10389 * config/aarch64/aarch64.c (BRANCH_PROTECT_STR_MAX,
10390 aarch64_parse_branch_protection,
10391 struct aarch64_branch_protect_type,
10392 aarch64_handle_no_branch_protection,
10393 aarch64_handle_standard_branch_protection,
10394 aarch64_validate_mbranch_protection,
10395 aarch64_handle_pac_ret_protection,
10396 aarch64_handle_attr_branch_protection,
10397 accepted_branch_protection_string,
10398 aarch64_pac_ret_subtypes,
10399 aarch64_branch_protect_types,
10400 aarch64_handle_pac_ret_leaf): Define.
10401 (aarch64_override_options_after_change_1, aarch64_override_options):
10402 Add check for accepted_branch_protection_string.
10403 (aarch64_option_save): Save accepted_branch_protection_string.
10404 (aarch64_option_restore): Save accepted_branch_protection_string.
10405 * config/aarch64/aarch64.c (aarch64_attributes): Add branch-protection.
10406 * config/aarch64/aarch64.opt: Add mbranch-protection. Deprecate
10407 msign-return-address.
10408 * doc/invoke.texi: Add mbranch-protection.
10410 2019-01-08 Alan Modra <amodra@gmail.com>
10413 * genattrtab.c (max_attr_value, min_attr_value, or_attr_value):
10414 Delete "unknownp" parameter. Adjust callers. Handle
10415 CONST_INT, PLUS, MINUS, and MULT.
10416 (attr_value_aligned): Renamed from or_attr_value.
10417 (min_attr_value): Return INT_MIN for unhandled rtl case..
10418 (min_fn): ..and translate to INT_MAX here.
10419 (write_length_unit_log): Modify to cope without "unknown".
10420 (write_attr_value): Handle IF_THEN_ELSE.
10422 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10424 * tree-vect-stmts.c (vectorizable_store): Don't use the dataref_offset
10425 optimization for masked stores.
10427 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10429 PR middle-end/88567
10430 * tree-vect-loop.c (get_initial_defs_for_reduction): Pass the
10431 output vector directly to duplicate_and_interleave instead of
10432 going through a temporary. Postpone insertion of ctor_seq to
10433 the end of the loop.
10435 2019-01-07 Richard Earnshaw <rearnsha@arm.com>
10438 * config/aarch64/aarch64.c (aarch64_expand_subvti): New parameter
10439 unsigned_p. Handle signed and unsigned overflow correction as
10441 * config/aarch64/aarch64-protos.h (aarch64_expand_subvti): Update
10443 * config/aarch64/aarch64.md (addv<mode>4): Use aarch64_plus_operand
10445 (add<mode>3_compareV_imm): Make this callable for expanding.
10446 (subv<GPI:mode>4): Use register_operand for operand 1. Use
10447 aarch64_plus_operand for operand 2.
10448 (subv<GPI:mode>_insn): New insn pattern.
10449 (subv<GPI:mode>_imm): Likewise.
10450 (negv<GPI:mode>3): New expand pattern.
10451 (negv<GPI:mode>_insn): New insn pattern.
10452 (negv<GPI:mode>_cmp_only): Likewise.
10453 (cmpv<GPI:mode>_insn): Likewise.
10454 (subvti4): Use register_operand for operand 1. Update call to
10455 aarch64_expand_subvti.
10456 (usubvti4): Likewise.
10457 (negvti3): New expand pattern.
10458 (negdi_carryout): New insn pattern.
10459 (negvdi_carryinV): New insn pattern.
10460 (sub<mode3>_compare1_imm): Delete named insn pattern, make anonymous
10461 version the named version.
10462 (peepholes to convert to sub<mode3>_compare1_imm): Adjust order of
10464 (usub<GPI:mode>3_carryinC, usub<GPI:mode>3_carryinC_z1): New insn
10466 (usub<GPI:mode>3_carryinC_z2, usub<GPI:mode>3_carryinC): New insn
10468 (sub<mode>3_carryinCV, sub<mode>3_carryinCV_z1_z2): Delete.
10469 (sub<mode>3_carryinCV_z1, sub<mode>3_carryinCV_z2): Delete.
10470 (sub<mode>3_carryinCV): Delete.
10471 (sub<GPI:mode>3_carryinV): New expand pattern.
10472 sub<mode>3_carryinV, sub<mode>3_carryinV_z2): New insn patterns.
10474 2019-01-07 Richard Biener <rguenther@suse.de>
10476 * tree-ssa-uncprop.c (ssa_equip_hash_traits): Remove in favor
10477 of tree_operand_hash.
10479 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10481 PR tree-optimization/88598
10482 * tree.h (single_nonzero_element): Declare.
10483 * tree.c (single_nonzero_element): New function.
10484 * match.pd: Fold certain reductions of X & CST to X[I] & CST[I]
10485 if I is the only nonzero element of CST.
10487 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10489 PR tree-optimization/88598
10490 * tree.h (initializer_each_zero_or_onep): Declare.
10491 * tree.c (initializer_each_zero_or_onep): New function.
10492 (signed_or_unsigned_type_for): Handle float types too.
10493 (unsigned_type_for, signed_type_for): Update comments accordingly.
10494 * match.pd: Fold x * { 0 or 1, 0 or 1, ...} to
10495 x & { 0 or -1, 0 or -1, ... }.
10497 2019-01-07 Jonathan Wakely <jwakely@redhat.com>
10499 * doc/install.texi: Replace references to x86_64-unknown-linux-gnu
10500 with x86_64-pc-linux-gnu.
10502 2019-01-07 Tom de Vries <tdevries@suse.de>
10505 * config/nvptx/nvptx.c (has_vector_partitionable_routine_calls_p): New
10507 (nvptx_goacc_validate_dims): Force vl32 if calling vector-partitionable
10510 2019-01-07 Jakub Jelinek <jakub@redhat.com>
10512 * config/i386/sse.md (vec_extract<mode><ssehalfvecmodelower>): Use
10513 V_256_512 iterator instead of V_512 and TARGET_AVX instead of
10514 TARGET_AVX512F as condition.
10517 * dwarf2out.c (const_ok_for_output_1): Remove redundant call to
10518 const_not_ok_for_debug_p target hook.
10519 (mem_loc_descriptor) <case UNSPEC>: Only call const_ok_for_output_1
10520 on UNSPEC and subexpressions thereof if all subexpressions of the
10521 UNSPEC are CONSTANT_P.
10523 PR tree-optimization/88676
10524 * tree-ssa-phiopt.c (two_value_replacement): New function.
10525 (tree_ssa_phiopt_worker): Call it.
10528 * cfgexpand.c (expand_stack_vars): Only align prev_offset to
10529 ASAN_MIN_RED_ZONE_SIZE, not to maximum of that and alignb.
10532 * tree-vect-generic.c: Include insn-config.h and recog.h.
10533 (expand_vector_piecewise): Add defaulted ret_type argument,
10534 if non-NULL, use that in preference to type for the result type.
10535 (expand_vector_parallel): Formatting fix.
10536 (do_vec_conversion, do_vec_narrowing_conversion,
10537 expand_vector_conversion): New functions.
10538 (expand_vector_operations_1): Call expand_vector_conversion
10539 for VEC_CONVERT ifn calls.
10540 * internal-fn.def (VEC_CONVERT): New internal function.
10541 * internal-fn.c (expand_VEC_CONVERT): New function.
10542 * fold-const-call.c (fold_const_vec_convert): New function.
10543 (fold_const_call): Use it for CFN_VEC_CONVERT.
10544 * doc/extend.texi (__builtin_convertvector): Document.
10546 2019-01-07 Tom de Vries <tdevries@suse.de>
10548 * config/nvptx/nvptx-protos.h (nvptx_output_red_partition): Declare.
10549 * config/nvptx/nvptx.c (vector_red_size, vector_red_align,
10550 vector_red_partition, vector_red_sym): New global variables.
10551 (nvptx_option_override): Initialize vector_red_sym.
10552 (nvptx_declare_function_name): Restore red_partition register.
10553 (nvptx_file_end): Emit code to declare the vector reduction variables.
10554 (nvptx_output_red_partition): New function.
10555 (nvptx_expand_shared_addr): Add vector argument. Use it to handle
10556 large vector reductions.
10557 (enum nvptx_builtins): Add NVPTX_BUILTIN_VECTOR_ADDR.
10558 (nvptx_init_builtins): Add VECTOR_ADDR.
10559 (nvptx_expand_builtin): Update call to nvptx_expand_shared_addr.
10560 Handle nvptx_expand_shared_addr.
10561 (nvptx_get_shared_red_addr): Add vector argument and handle large
10563 (nvptx_goacc_reduction_setup): Add offload_attrs argument and handle
10565 (nvptx_goacc_reduction_init): Likewise.
10566 (nvptx_goacc_reduction_fini): Likewise.
10567 (nvptx_goacc_reduction_teardown): Likewise.
10568 (nvptx_goacc_reduction): Update calls to nvptx_goacc_reduction_{setup,
10569 init,fini,teardown}.
10570 (nvptx_init_axis_predicate): Initialize vector_red_partition.
10571 (nvptx_set_current_function): Init vector_red_partition.
10572 * config/nvptx/nvptx.md (UNSPECV_RED_PART): New unspecv.
10573 (nvptx_red_partition): New insn.
10574 * config/nvptx/nvptx.h (struct machine_function): Add red_partition.
10576 2019-01-07 Tom de Vries <tdevries@suse.de>
10579 * config/nvptx/nvptx.c (nvptx_process_pars): Don't emit barriers for
10582 2019-01-07 Tom de Vries <tdevries@suse.de>
10584 * config/nvptx/nvptx.c (oacc_bcast_partition): Declare.
10585 (nvptx_option_override): Init oacc_bcast_partition.
10586 (nvptx_init_oacc_workers): New function.
10587 (nvptx_declare_function_name): Call nvptx_init_oacc_workers.
10588 (nvptx_needs_shared_bcast): New function.
10589 (nvptx_find_par): Generalize to enable vectors to use shared-memory
10590 to propagate state.
10591 (nvptx_shared_propagate): Initialize vector bcast partition and
10592 synchronization state.
10593 (nvptx_single): Generalize to enable vectors to use shared-memory
10594 to propagate state.
10595 (nvptx_process_pars): Likewise.
10596 (nvptx_set_current_function): Initialize oacc_broadcast_partition.
10597 * config/nvptx/nvptx.h (struct machine_function): Add
10598 bcast_partition and sync_bar members.
10600 2019-01-07 Tom de Vries <tdevries@suse.de>
10602 * config/nvptx/nvptx.c (nvptx_welformed_vector_length_p)
10603 (nvptx_apply_dim_limits): New function.
10604 (nvptx_goacc_validate_dims_1): Allow PTX_MAX_VECTOR_LENGTH larger than
10607 2019-01-07 Tom de Vries <tdevries@suse.de>
10609 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Move warnings to
10610 as late as possible.
10612 2019-01-07 Tom de Vries <tdevries@suse.de>
10614 * config/nvptx/nvptx.c (PTX_VECTOR_LENGTH): Remove.
10615 (PTX_DEFAULT_VECTOR_LENGTH, PTX_MAX_VECTOR_LENGTH): Define.
10616 (nvptx_goacc_validate_dims_1, nvptx_dim_limit)
10617 (nvptx_goacc_reduction_fini): Use PTX_DEFAULT_VECTOR_LENGTH,
10618 PTX_MAX_VECTOR_LENGTH and PTX_WARP_SIZE instead of PTX_VECTOR_LENGTH.
10620 2019-01-07 Tom de Vries <tdevries@suse.de>
10622 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Add asserts.
10624 2019-01-07 Tom de Vries <tdevries@suse.de>
10626 * omp-offload.c (oacc_get_min_dim): New function.
10627 * omp-offload.h (oacc_get_min_dim): Declare.
10629 2018-12-26 Mateusz B <mateuszb@poczta.onet.pl>
10632 * config/i386/i386.c (function_value_ms_64): Return small sturct in
10633 AX_REG and float/double in FIRST_SSE_REG for 4 or 8 byte modes.
10635 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10639 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
10641 * ipa-inline.c (edge_badness): Use inlined_time instead of
10642 inline_summaries->get.
10644 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10646 * opts.c (enable_fdo_optimizations): Enable
10647 version-loops-for-strides, loop-interchange, unrol-and-jam
10648 and tree-loop-distribution.
10649 * invoke.texi: Document newly enabled options.
10651 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10653 * doc/invoke.texi (max-inline-insns-small): New parameters.
10654 * ipa-inline.c (want_early_inline_function_p): simplify.
10655 (want_inline_small_function_p): Fix pasto from previous patch;
10656 use max-inline-insns-small bound.
10657 * params.def (max-inline-insns-small): New param.
10658 * ipa-fnsummary.c (analyze_function_body): Initialize time/size
10659 variables correctly.
10661 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10663 * doc/invoke.texi: Document max-inline-insns-size,
10664 uninlined-function-insns, uninlined-function-time,
10665 uninlined-thunk-insns and uninlined-thunk-time.
10666 * params.def: Add max-inline-insns-size,
10667 uninlined-function-insns, uninlined-function-time,
10668 uninlined-thunk-insns and uninlined-thunk-time.
10669 * ipa-fnsummary.c (compute_fn_summary, analyze_function_body): Use
10671 * ipa-inline.c (can_inline_edge_by_limits_p,
10672 want_inline_small_function_p): Use new parameters.
10674 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10676 * ipa-fnsummary.c (analyze_function_body): Fix accounting of time.
10678 2019-01-05 Jakub Jelinek <jakub@redhat.com>
10680 PR middle-end/82564
10682 * expr.c (expand_assignment): For calls returning VLA structures
10683 if to_rtx is not a MEM, force it into a stack temporary.
10686 * dwarf2out.c (const_ok_for_output_1): Reject MINUS that contains
10687 SYMBOL_REF, CODE_LABEL or UNSPEC in subexpressions of second argument.
10688 Reject PLUS that contains SYMBOL_REF, CODE_LABEL or UNSPEC in
10689 subexpressions of both operands.
10690 (mem_loc_descriptor): Handle UNSPEC if target hook acks it and all the
10691 subrtxes are CONSTANT_P.
10692 * config/i386/i386.c (ix86_const_not_ok_for_debug_p): Revert
10693 2018-11-09 changes.
10695 2019-01-04 Jan Hubicka <hubicka@ucw.cz>
10697 * params.def (hot-bb-count-ws-permille): Set to 990.
10699 2019-01-04 Martin Sebor <msebor@redhat.com>
10702 * attribs.c (decls_mismatched_attributes): Avoid warning for attribute
10705 2019-01-04 Martin Sebor <msebor@redhat.com>
10708 * doc/extend.texi (attribute alloc_align, alloc_size): Update.
10710 2019-01-04 Jakub Jelinek <jakub@redhat.com>
10712 * gdbinit.in: Turn off pagination for the skip commands, restore
10713 it to previous state afterwards.
10715 2019-01-04 Jakub Jelinek <jakub@redhat.com>
10718 * config/i386/i386.c (ix86_expand_divmod_libfunc): Use mode instead
10719 of GET_MODE (opN) as modes of the libcall arguments.
10721 2019-01-04 Jan Beulich <jbeulich@suse.com>
10723 * config/i386/sse.md
10724 (<avx512>_cmp<mode>3<mask_scalar_merge_name><round_saeonly_name>,
10725 <avx512>_cmp<mode>3<mask_scalar_merge_name>,
10726 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
10727 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
10728 avx512f_vmcmp<mode>3<round_saeonly_name>,
10729 avx512f_vmcmp<mode>3_mask<round_saeonly_name>,
10730 avx512f_maskcmp<mode>3,
10731 <avx512>_cvt<ssemodesuffix>2mask<mode>,
10732 <avx512>_cvt<ssemodesuffix>2mask<mode>,
10733 *<avx512>_cvtmask2<ssemodesuffix><mode>,
10734 *<avx512>_cvtmask2<ssemodesuffix><mode>,
10735 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
10736 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
10737 <avx512>_gt<mode>3<mask_scalar_merge_name>,
10738 <avx512>_gt<mode>3<mask_scalar_merge_name>,
10739 <avx512>_testm<mode>3<mask_scalar_merge_name>,
10740 <avx512>_testnm<mode>3<mask_scalar_merge_name>,
10741 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext,
10742 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext_mask,
10743 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext,
10744 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext_mask,
10745 avx512cd_maskb_vec_dup<mode>,
10746 avx512cd_maskw_vec_dup<mode>,
10747 avx512dq_fpclass<mode><mask_scalar_merge_name>,
10748 avx512dq_vmfpclass<mode>,
10749 avx512vl_vpshufbitqmb<mode><mask_scalar_merge_name>): Use =k
10752 2019-01-03 Martin Sebor <msebor@redhat.com>
10754 PR tree-optimization/88659
10755 * calls.c (maybe_warn_nonstring_arg): Avoid assuming maxlen is set.
10757 2019-01-03 Aaron Sawdey <acsawdey@linux.ibm.com>
10759 * config/rs6000/rs6000-string.c (expand_block_move): Don't use
10760 unaligned vsx and avoid lxvd2x/stxvd2x.
10761 (gen_lvx_v4si_move): New function.
10763 2019-01-03 Tom de Vries <tdevries@suse.de>
10765 * config/nvptx/nvptx.c (MACH_VECTOR_LENGTH, MACH_MAX_WORKERS): Define.
10766 (init_axis_dim, nvptx_mach_max_workers, nvptx_mach_vector_length): New
10768 * config/nvptx/nvptx.h (struct machine_function): Add axis_dims.
10770 2019-01-03 Tom de Vries <tdevries@suse.de>
10772 * config/nvptx/nvptx.c (struct offload_attrs): New.
10773 (populate_offload_attrs): New function. Factor mask extraction out of
10774 nvptx_reorg. Add extraction of dimensions.
10775 (nvptx_reorg): Use populate_offload_attrs.
10777 2019-01-03 Tom de Vries <tdevries@suse.de>
10779 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add early-out
10780 cases for oacc_min_dims_p and routine_p. Add asserts for
10781 oacc_default_dims_p and offload_region_p.
10783 2019-01-03 Tom de Vries <tdevries@suse.de>
10785 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): New function,
10786 factored out of ...
10787 (nvptx_goacc_validate_dims): ... here.
10789 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
10791 PR tree-optimization/85574
10792 * tree-ssa-uncprop.c (struct equiv_hash_elt): Remove unused
10794 (struct ssa_equip_hash_traits): Declare.
10795 (val_ssa_equiv): Use custom hash traits using operand_equal_p.
10797 2019-01-03 Jakub Jelinek <jakub@redhat.com>
10800 * dwarf2out.c (modified_type_die): If type is equal to sizetype,
10801 change it to qualified_type.
10803 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
10805 * ipa-utils.c (scale_ipa_profile_for_fn): Break out from ...
10806 (ipa_merge_profiles): ... here; do not ICE on thunks and aliases.
10808 2019-01-02 Martin Sebor <msebor@redhat.com>
10809 Jeff Law <law@redhat.com>
10811 * gimple-fold.c (strlen_range_kind): Remove SRK_LENRANGE_2.
10812 (get_range_strlen_tree): Update appropriately.
10814 * gimple-fold.h (get_range_strlen): Drop unused last argument.
10816 * gimple-fold.c (gimple_fold_builtin_strlen): Use set_strlen_range
10817 rather than set_range_info.
10818 * tree-ssa-strlen.c (set_strlen_range): Extracted from
10819 maybe_set_strlen_range. Handle potentially boundary crossing
10820 cases more conservatively.
10821 (maybe_set_strlen_range): Parts refactored into set_strlen_range.
10822 Call set_strlen_range.
10823 * tree-ssa-strlen.h (set_strlen_range): Add prototype.
10825 PR middle-end/88663
10826 * gimple-fold.c (get_range_strlen): Update prototype to no longer
10827 need the flexp argument.
10828 (get_range_strlen_tree): Drop flexp argument. Drop flexp argument
10829 from calls to get_range_strlen. Update comments. Just update
10830 VAL for an unterminated const char array and let the reset of the
10831 code handle it normally. No longer try to set *flexp. Adjust
10833 (get_range_strlen): Update for the new get_range_strlen API.
10834 (get_maxval_strlen): Similarly.
10835 (gimple_fold_builtin_strlen): Handle update meaning of return value
10836 from get_range_strlen.
10837 * gimple-ssa-sprintf.c (get_string_length): Update for the new
10838 get_range_strlen API.
10840 2019-01-02 Jan Hubicka <hubicka@ucw.cz>
10843 * varpool.c (varpool_node::ctor_useable_for_folding_p): Also return
10844 false at WPA time when body was removed.
10846 2019-01-02 Martin Liska <mliska@suse.cz>
10848 PR tree-optimization/88650
10849 * predict.c (set_even_probabilities): Calculate probability
10850 remainer only when really used.
10852 2019-01-02 Richard Biener <rguenther@suse.de>
10854 PR middle-end/88651
10855 * tree-data-ref.c (analyze_subscript_affine_affine): Use
10856 widest_ints when mangling max_stmt_execution results.
10858 2019-01-02 Richard Biener <rguenther@suse.de>
10860 PR tree-optimization/88621
10861 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Fix pastos, avoid
10862 bitfields when canoncalizing.
10864 2019-01-02 Richard Biener <rguenther@suse.de>
10867 * config/i386/x86-tune-costs.h (intel_cost): Adjust
10868 cost of cheap SSE instruction.
10870 2019-01-02 Richard Biener <rguenther@suse.de>
10873 * ipa-icf.h (sem_item_optimizer::sort_congruence_split): Declare.
10874 * ipa-icf.c (sem_item_optimizer::sort_congruence_split): New
10876 (sem_item_optimizer::do_congruence_step_f): Sort the congruence
10877 set after UIDs before splitting them.
10879 2019-01-01 Martin Sebor <msebor@redhat.com>
10880 Jeff Law <law@redhat.com>
10882 * gimple-fold.c (get_range_strlen_tree): Record if the computed
10883 length is optimistic. If it is, then arrange to compute the
10884 conservative length as well.
10886 * gimple-fold.h (get_range_strlen): Update prototype.
10887 * builtins.c (check_access): Update call to get_range_strlen to use
10888 c_strlen_data pointer. Change various variable accesses to instead
10889 pull data from the c_strlen_data structure.
10890 (check_strncat_sizes, expand_builtin_strncat): Likewise.
10891 * calls.c (maybe_warn_nonstring_arg): Likewise.
10892 * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Likewise. Reset
10893 minimum length if maximum lengh is unknown.
10894 * gimple-ssa-sprintf.c (get_string_length): Likewise. Drop code
10895 that used c_strlen, it's no longer needed. Restructure slightly.
10896 (format_string): Set unlikely range appropriately.
10897 * gimple-fold.c (get_range_strlen): Update comments. Fix minor
10899 (get_range_strlen): Accept c_strlen_data pointer for external
10900 call sites as well. Pass through to call to internal get_range_strlen.
10901 Adjust minlen, maxlen and maxbound as needed.
10902 (get_maxval_strlen): Update comments.
10903 (gimple_fold_builtin_strlen): Update call to get_range_strlen
10904 to use c_strlen_data pointer. Change variable accesses to instead
10905 use c_strlen_data data members.
10907 * gimple-fold.c (get_range_strlen): Update prototype.
10908 (get_range_strlen_tree): Update prototype. Drop minlen/maxlen
10909 local variables. Use pdata to return information to caller.
10910 Update calls to get_range_strlen. Update pdata->maxbound.
10911 (get_range_strlen -- static version): Similarly.
10912 (get_range_strlen -- extern version): Update for internal
10913 get_range_strlen API change. Convert to external data format.
10914 (get_maxval_strlen): Similarly.
10916 2019-01-01 Jan Hubicka <hubicka@ucw.cz>
10918 * coverage.c (get_coverage_counts): Use current_function_decl.
10919 * profile.c (read_thunk_profile): New function.
10920 (branch_prob): Add THUNK parameter.
10921 * tree-profile.c (tree_profiling): Handle thunks.
10922 * value-prof.c (init_node_map): Handle thunks.
10923 * value-prof.h (branch_prob): Upate prototype.
10924 (read_thunk_profile): Declare.
10926 2019-01-01 Jakub Jelinek <jakub@redhat.com>
10928 Update copyright years.
10930 * gcc.c (process_command): Update copyright notice dates.
10931 * gcov-dump.c (print_version): Ditto.
10932 * gcov.c (print_version): Ditto.
10933 * gcov-tool.c (print_version): Ditto.
10934 * gengtype.c (create_file): Ditto.
10935 * doc/cpp.texi: Bump @copying's copyright year.
10936 * doc/cppinternals.texi: Ditto.
10937 * doc/gcc.texi: Ditto.
10938 * doc/gccint.texi: Ditto.
10939 * doc/gcov.texi: Ditto.
10940 * doc/install.texi: Ditto.
10941 * doc/invoke.texi: Ditto.
10943 Copyright (C) 2019 Free Software Foundation, Inc.
10945 Copying and distribution of this file, with or without modification,
10946 are permitted in any medium without royalty provided the copyright
10947 notice and this notice are preserved.