1 2019-06-10 Martin Liska <mliska@suse.cz>
3 * gcov-io.h (GCOV_DISK_SINGLE_VALUES): New.
4 (GCOV_SINGLE_VALUE_COUNTERS): Likewise.
5 * ipa-profile.c (ipa_profile_generate_summary):
6 Use get_most_common_single_value.
7 * tree-profile.c (gimple_init_gcov_profiler):
8 Instrument with __gcov_one_value_profiler_v2
9 and __gcov_indirect_call_profiler_v4.
10 * value-prof.c (dump_histogram_value):
11 Print all values for HIST_TYPE_SINGLE_VALUE.
12 (stream_out_histogram_value): Update assert for
14 (stream_in_histogram_value): Set number of
15 counters for HIST_TYPE_SINGLE_VALUE.
16 (get_most_common_single_value): New.
17 (gimple_divmod_fixed_value_transform):
18 Use get_most_common_single_value.
19 (gimple_ic_transform): Likewise.
20 (gimple_stringops_transform): Likewise.
21 (gimple_find_values_to_profile): Set number
22 of counters for HIST_TYPE_SINGLE_VALUE.
23 * value-prof.h (get_most_common_single_value):
26 2019-06-10 Martin Liska <mliska@suse.cz>
28 * hash-map.h: Pass default value to hash_table ctor.
29 * hash-table.h: Add default value to call of a ctor.
31 2019-06-08 Jonathan Wakely <jwakely@redhat.com>
33 * doc/invoke.texi (C Dialect Options): Minor grammatical change.
34 (x86 Options): Replace all uses of "PCL_MUL" with "PCLMUL"
36 2019-06-07 John David Anglin <danglin@gcc.gnu.orig>
39 * config/pa/pa-linux.h (ASM_DECLARE_FUNCTION_NAME): Update comment.
40 Call pa_output_function_label.
41 (TARGET_ASM_FUNCTION_PROLOGUE): define.
42 * config/pa/pa-protos.h (pa_output_function_label): Declare.
43 * config/pa/pa.c (pa_output_function_prologue): Add ATTRIBUTE_UNUSED
45 (pa_linux_output_function_prologue): Declare.
46 (TARGET_ASM_FUNCTION_PROLOGUE): Delete define.
47 (pa_output_function_label): New.
48 (pa_output_function_prologue): Revise to use pa_output_function_label.
49 (pa_linux_output_function_prologue): New.
50 * config/pa/pa.h (TARGET_ASM_FUNCTION_PROLOGUE): Define.
52 2019-06-07 Aldy Hernandez <aldyh@redhat.com>
54 * tree-vrp.h (value_range_base::intersect): New.
55 (value_range::intersect_helper): Move from here...
56 (value_range_base::intersect_helper): ...to here.
57 * tree-vrp.c (value_range::intersect_helper): Rename to...
58 (value_range_base::intersect_helper): ...this, and rewrite to
59 return a value instead of modifying THIS in place.
60 Also, move equivalence handling...
61 (value_range::intersect): ...here, while calling intersect_helper.
62 * gimple-fold.c (size_must_be_zero_p): Use value_range_base when
64 * gimple-ssa-evrp-analyze.c (ecord_ranges_from_incoming_edge):
66 * vr-values.c (vrp_evaluate_conditional_warnv_with_ops): Same.
68 2019-06-07 Jakub Jelinek <jakub@redhat.com>
70 * Makefile.in (genprogerr): Add condmd.
71 (genprog): Remove it here.
73 2019-06-07 Andrew Stubbs <ams@codesourcery.com>
75 * doc/invoke.texi (AMD GCN Options): Add gfx906.
77 2019-06-07 Richard Biener <rguenther@suse.de>
80 * tree-cfg.c (stmt_starts_bb_p): Split blocks at labels
81 that appear after user labels.
83 2019-06-07 Martin Liska <mliska@suse.cz>
85 * cselib.c (cselib_init): Disable hash table
87 * hash-set.h: Pass new default argument to m_table.
88 * hash-table.c: Add global variable with hash table
90 * hash-table.h (Allocator>::hash_table): Add new argument
92 (hashtab_chk_error): New.
93 * params.def (PARAM_HASH_TABLE_VERIFICATION_LIMIT): New.
94 * toplev.c (process_options): Set hash_table_sanitize_eq_limit
95 from the PARAM_HASH_TABLE_VERIFICATION_LIMIT value.
97 2019-06-07 Jan Hubicka <hubicka@ucw.cz>
99 * common.opt (flto-odr-type-merging): Ignore.
100 * invoke.texi (-flto-odr-type-merging): Remove.
101 * ipa-devirt.c (odr_vtable_hasher:odr_name_hasher): Remove.
102 (can_be_vtable_hashed_p): Remove.
103 (hash_odr_vtable): Remove.
104 (odr_vtable_hasher::hash): Remove.
105 (types_same_for_odr): Remove.
106 (types_odr_comparable): Remove.
107 (odr_vtable_hasher::equal): Remove.
108 (odr_vtable_hash_type, odr_vtable_hash): Remove.
109 (add_type_duplicate): Do not synchronize vtable and name hashtables.
110 (get_odr_type): Do not use vtable hash.
111 (dump_odr_type): Remove commented out code.
112 (build_type_inheritance_graph): Do not allocate vtable hash.
113 (rebuild_type_inheritance_graph): Do not delete vtable hash.
114 * ipa-utils.h (type_with_linkage_p): Drop vtable hash path.
115 (odr_type_p): Likewise.
116 * tree.c (need_assembler_name_p): Remove flag_lto_odr_type_mering
119 2019-06-07 Jan Hubicka <hubicka@ucw.cz>
121 * tree-ssa-alias.c (aliasing_component_refs_p): Do not give up
122 immediately after same_types_for_tbaa_p returns -1 and continue
123 looking for possible exact match; if matching types are arrays
124 watch for partial overlaps.
125 (indirect_ref_may_alias_decl_p): Watch for partial array overlaps.
126 (indirect_refs_may_alias_p): Do type based disambiguation first;
129 2019-06-07 Richard Sandiford <richard.sandiford@arm.com>
131 * fwprop.c (propagate_rtx): Fix call to paradoxical_subreg_p.
133 2019-06-07 Martin Liska <mliska@suse.cz>
135 * doc/invoke.texi: Remove param.
136 * gcov-counter.def (GCOV_COUNTER_ICALL_TOPNV):
138 * gcov-io.h (GCOV_ICALL_TOPN_VAL): Likewise.
139 (GCOV_ICALL_TOPN_NCOUNTS): Likewise.
140 * params.def (PARAM_INDIR_CALL_TOPN_PROFILE): Likewise.
141 * profile.c (instrument_values): Remove
142 HIST_TYPE_INDIR_CALL_TOPN.
143 * tree-profile.c (init_ic_make_global_vars):
144 Always build __gcov_indirect_call only.
145 (gimple_init_gcov_profiler): Remove usage
146 of PARAM_INDIR_CALL_TOPN_PROFILE.
147 (gimple_gen_ic_profiler): Likewise.
148 * value-prof.c (dump_histogram_value): Likewise.
149 (stream_in_histogram_value): Likewise.
150 (gimple_indirect_call_to_profile): Likewise.
151 (gimple_find_values_to_profile): Likewise.
152 * value-prof.h (enum hist_type): Likewise.
154 2019-06-07 Martin Liska <mliska@suse.cz>
156 * tree-ssa-loop.c (get_lsm_tmp_name): Return at the end of the
159 2019-06-07 Martin Liska <mliska@suse.cz>
161 PR tree-optimization/78902
162 * builtin-attrs.def (ATTR_WARN_UNUSED_RESULT): New.
163 (ATTR_MALLOC_NOTHROW_LEAF_LIST): Remove.
164 (ATTR_WARN_UNUSED_RESULT_NOTHROW_LEAF_LIST): New.
165 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_LEAF_LIST): New.
166 (ATTR_ALLOC_SIZE_2_NOTHROW_LIST): Remove.
167 (ATTR_MALLOC_SIZE_1_NOTHROW_LEAF_LIST): Remove.
168 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_LIST): New.
169 (ATTR_ALLOC_WARN_UNUSED_RESULT_SIZE_2_NOTHROW_LIST): New.
170 (ATTR_MALLOC_WARN_UNUSED_RESULT_SIZE_1_NOTHROW_LEAF_LIST): New.
171 (ATTR_ALLOCA_SIZE_1_NOTHROW_LEAF_LIST): Remove.
172 (ATTR_ALLOCA_WARN_UNUSED_RESULT_SIZE_1_NOTHROW_LEAF_LIST): New.
173 (ATTR_MALLOC_SIZE_1_2_NOTHROW_LEAF_LIST): Remove.
174 (ATTR_MALLOC_WARN_UNUSED_RESULT_SIZE_1_2_NOTHROW_LEAF_LIST):
176 (ATTR_ALLOC_SIZE_2_NOTHROW_LEAF_LIST): Remove.
177 (ATTR_ALLOC_WARN_UNUSED_RESULT_SIZE_2_NOTHROW_LEAF_LIST): New.
178 (ATTR_MALLOC_NOTHROW_NONNULL): Remove.
179 (ATTR_WARN_UNUSED_RESULT_NOTHROW_NONNULL): New.
180 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_NONNULL): New.
181 (ATTR_MALLOC_NOTHROW_NONNULL_LEAF): Remove.
182 (ATTR_WARN_UNUSED_RESULT_NOTHROW_NONNULL_LEAF): New.
183 (ATTR_MALLOC_WARN_UNUSED_RESULT_NOTHROW_NONNULL_LEAF): New.
184 * builtins.def (BUILT_IN_ALIGNED_ALLOC): Change to use
185 warn_unused_result attribute.
186 (BUILT_IN_STRDUP): Likewise.
187 (BUILT_IN_STRNDUP): Likewise.
188 (BUILT_IN_ALLOCA): Likewise.
189 (BUILT_IN_CALLOC): Likewise.
190 (BUILT_IN_MALLOC): Likewise.
191 (BUILT_IN_REALLOC): Likewise.
193 2019-06-06 Jim Wilson <jimw@sifive.com>
196 * config/riscv/riscv.h (STARTFILE_PREFIX_SPEC): Deleted.
197 * config/riscv/freebsd.h (STARTFILE_PREFIX_SPEC): Added.
198 * config/riscv/linux.h (STARTFILE_PREFIX_SPEC): Added.
200 2019-06-06 Martin Sebor <msebor@redhat.com>
202 * tree-ssa-strlen.c (adjust_related_strinfos): Avoid trailing article.
203 (handle_builtin_malloc): Remove trailing spaces.
204 (handle_builtin_memset): Same.
205 (handle_builtin_memcmp): Same.
206 (compute_string_length): Same.
207 (determine_min_objsize): Same.
208 (handle_builtin_string_cmp): Same.
209 (handle_char_store): Same. Break up excessively long line.
211 2019-06-06 Martin Jambor <mjambor@suse.cz>
213 * tree-sra.c (build_reconstructed_reference): Drop the alignment
216 2019-06-06 Martin Jambor <mjambor@suse.cz>
218 * tree-sra.c (struct access): New field grp_same_access_path.
219 (dump_access): Dump it.
220 (build_reconstructed_reference): New function.
221 (build_ref_for_model): Use it if possible.
222 (path_comparable_for_same_access): New function.
223 (same_access_path_p): Likewise.
224 (sort_and_splice_var_accesses): Set the new flag.
225 (analyze_access_subtree): Likewise.
226 (propagate_subaccesses_across_link): Propagate zero value of the new
227 flag down the access tree.
229 2019-06-06 Andrew Stubbs <ams@codesourcery.com>
231 * config.gcc (amdgcn-*-*): Allow --with-arch=gfx906.
232 * config/gcn/gcn.opt (gpu_type): Add gfx906.
233 * config/gcn/t-gcn-hsa (MULTILIB_OPTIONS): Add gfx906 multilib.
234 (MULTILIB_DIRNAMES): Rename gcn5 to gfx900.
237 2019-06-06 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
239 PR tree-optimization/90332
240 * config/aarch64/aarch64.c (aarch64_expand_vector_init):
241 Handle VALS containing two vectors.
242 * config/aarch64/aarch64-simd.md (*aarch64_combinez<mode>): Rename
244 (@aarch64_combinez<mode>): ... This.
245 (*aarch64_combinez_be<mode>): Rename to...
246 (@aarch64_combinez_be<mode>): ... This.
247 (vec_init<mode><Vhalf>): New define_expand.
248 * config/aarch64/iterators.md (Vhalf): Handle V8HF.
250 2019-06-06 Jozef Lawrynowicz <jozef.l@mittosystems.com>
252 * config/msp430/msp430.md (ashlhi3): Use the const_variant of shift
253 library functions only when not optimizing for size.
260 2019-06-06 Andreas Krebbel <krebbel@linux.ibm.com>
262 PR rtl-optimization/88751
263 * ira.c (ira): Use the number of the actually referenced registers
264 when calculating the threshold.
266 2019-06-06 Jakub Jelinek <jakub@redhat.com>
268 * configure: Regenerate.
270 2019-06-06 Jozef Lawrynowicz <jozef.l@mittosystems.com>
272 * config/msp430/msp430.md (ashlhi3): Force shift src operand into a
273 register if it is in memory, so the shift can be emulated with a rotate
278 2019-06-06 Martin Liska <mliska@suse.cz>
280 PR tree-optimization/87954
281 * match.pd: Simplify mult where both arguments are 0 or 1.
283 2019-06-06 Richard Biener <rguenther@suse.de>
285 * vr-values.c (vr_values::extract_range_from_ssa_name): Do not
286 put equivalences on UNDEFINED ranges.
287 * gimple-ssa-evrp.c (evrp_dom_walker::before_dom_children):
288 Make sure to drop defs of stmts added during simplification
291 2019-06-06 Richard Biener <rguenther@suse.de>
293 * tree-ssa-structalias.c: Include tree-cfg.h.
294 (make_heapvar): Do not make heap vars artificial.
295 (find_func_aliases_for_builtin_call): Handle stack allocation
297 (find_func_aliases): Delay processing of simple enough returns
299 (set_uids_in_ptset): Adjust.
300 (find_what_var_points_to): Likewise.
301 (solve_constraints): Do not dump points-to sets here.
302 (compute_points_to_sets): Post-process return statements,
303 amending the escaped solution. Dump points-to sets afterwards.
304 (ipa_pta_execute): Dump points-to sets.
306 2019-06-06 Martin Liska <mliska@suse.cz>
309 * doc/install.texi: Fix HTML headers and
310 titles for 'Installing GCC' pages.
312 2019-06-06 Martin Liska <mliska@suse.cz>
314 * ipa-icf-gimple.h (dump_message_1): Remove.
315 (dump_message): Likewise.
316 (return_false_with_message_1): Print also file.
317 (return_false_with_msg): Likewise.
318 (return_with_result): Likewise.
319 (return_with_debug): Likewise.
320 * ipa-icf.c (sem_function::equals_private): Remove call
323 2019-06-05 Hongtao Liu <hongtao.liu@intel.com>
325 * config/i386/sse.md (define_mode_suffix vecmemsuffix): New.
326 (define_insn "avx512dq_fpclass<mode><mask_scalar_merge_name>"): Enable
327 memory operand for it.
328 (define_insn "avx512dq_vmfpclass<mode><mask_scalar_merge_name>"): Ditto.
330 2019-06-05 Martin Sebor <msebor@redhat.com>
332 * config/i386/i386-features.c (ix86_get_function_versions_dispatcher):
333 Adjust quoting and hyphenation.
334 * convert.c (convert_to_real_1): Same.
335 * gcc.c (driver_wrong_lang_callback): Same.
336 (driver::handle_unrecognized_options): Same.
337 * gimple-ssa-nonnull-compare.c (do_warn_nonnull_compare): Same.
338 * opts-common.c (cmdline_handle_error): Same.
339 (read_cmdline_option): Same.
340 * opts-global.c (complain_wrong_lang): Same.
341 (print_ignored_options): Same.
342 (handle_common_deferred_options): Same.
343 * pretty-print.h: Same.
344 * print-rtl.c (debug_bb_n_slim): Same.
345 * sched-rgn.c (make_pass_sched_fusion): Same.
346 * tree-cfg.c (verify_gimple_assign_unary): Same.
347 (verify_gimple_label): Same.
348 * tree-ssa-operands.c (verify_ssa_operands): Same.
349 * varasm.c (do_assemble_alias): Same.
350 (assemble_alias): Same.
352 2019-06-05 Richard Henderson <rth@twiddle.net>
354 * config/alpha/alpha.c (direct_return): Move down after
355 struct machine_function definition; use saved frame_size;
357 (struct machine_function): Add sa_mask, sa_size, frame_size.
358 (alpha_sa_mask, alpha_sa_size, compute_frame_size): Merge into ...
359 (alpha_compute_frame_layout): ... new function.
360 (TARGET_COMPUTE_FRAME_LAYOUT): New.
361 (alpha_initial_elimination_offset): Use saved sa_size.
362 (alpha_vms_initial_elimination_offset): Likewise.
363 (alpha_vms_can_eliminate): Remove alpha_sa_size call.
364 (alpha_expand_prologue): Use saved frame data. Merge integer
365 and fp register save loops.
366 (alpha_expand_epilogue): Likewise.
367 (alpha_start_function): Use saved frame data.
368 * config/alpha/alpha-protos.h (direct_return): Update.
369 (alpha_sa_size): Remove.
371 2019-06-05 Eric Botcazou <ebotcazou@adacore.com>
373 * fold-const.c (extract_muldiv_1) <PLUS_EXPR>: Do not distribute a
374 multiplication by a power-of-two value.
375 (fold_plusminus_mult_expr): Use pow2p_hwi to spot a power-of-two value
376 and turn the modulo operation into a masking operation.
378 2019-06-05 Jakub Jelinek <jakub@redhat.com>
381 * var-tracking.c (vt_expand_loc_callback): Don't create raw subregs
382 with VOIDmode inner operands.
384 2019-06-05 Richard Biener <rguenther@suse.de>
387 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
388 turn an expression graph into a tree.
390 2019-06-05 Jakub Jelinek <jakub@redhat.com>
392 * omp-expand.c (struct omp_region): Add has_lastprivate_conditional
394 (expand_parallel_call): If region->inner->has_lastprivate_conditional,
395 treat it like explicit monotonic schedule modifier.
396 (expand_omp_for): Initialize has_lastprivate_conditional.
397 If fd.lastprivate_conditional != 0, treat it like explicit monotonic
400 * omp-low.c (lower_rec_input_clauses): For lastprivate conditional
401 references, lookup in in hash map MEM_REF operand instead of the
403 (lower_omp_1): When looking for lastprivate conditional assignments,
404 handle MEM_REFs with REFERENCE_TYPE operands.
406 * omp-low.c (lower_rec_input_clauses): Force max_vf if is_simd and
407 on privatization clauses OMP_CLAUSE_DECL is privatized by reference
408 and references a VLA. Handle references to non-VLAs if is_simd
409 all privatization clauses like reductions.
410 (lower_rec_input_clauses) <case do_private, case do_firstprivate>:
411 If omp_is_reference, use always omp simd arrays and set
412 DECL_VALUE_EXPR in that case, if lower_rec_simd_input_clauses
413 fails, emit reference initialization.
415 2019-06-05 Hongtao Liu <hongtao.liu@intel.com>
418 * config/i386/avx512dqintrin.h (_mm_mask_fpclass_ss_mask,
419 _mm_mask_fpclass_sd_mask): New intrinsics.
420 (_mm_fpclass_ss_mask, _mm_fpclass_sd_mask): Modified, use new builtins.
421 * config/i386/i386-builtin.def
422 (__builtin_ia32_fpclassss_mask, __builtin_ia32_fpclasssd_mask):
424 (__builtin_ia32_fpclassss, __builtin_ia32_fpclasssd): Deleted.
425 * config/i386/i386-builtin-types.def (DEF_FUNCTION_TYPE (QI, V2DF, INT),
426 DEF_FUNCTION_TYPE (QI, V4SF, INT)): Deleted.
427 * config/i386/i386-expand.c (case QI_FTYPE_V4SF_INT,
428 case QI_FTYPE_V2SF_INT): Ditto.
430 (define_insn "avx512dq_vmfpclass<mode><mask_scalar_merge_name>):
431 Extended to insnstructions with mask operands.
433 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
435 * config/rs6000/constraints.md (define_register_constraint "wp"):
437 (define_register_constraint "wq"): Delete.
438 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
439 (rs6000_init_hard_regno_mode_ok): Adjust.
440 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
441 RS6000_CONSTRAINT_wp and RS6000_CONSTRAINT_wq.
442 * config/rs6000/vsx.md (define_mode_attr VSr3): Delete.
443 (define_mode_attr VSa): Delete.
444 (define_mode_attr VSisa): New.
445 (rest of file): Adjust.
446 * doc/md.texi (Machine Constraints): Adjust.
448 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
450 * config/rs6000/rs6000.md (define_attr "isa"): Add p9kf and p9tf.
451 (define_attr "enabled"): Handle those new isa values.
453 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
455 * config/rs6000/vsx.md (define_mode_attr VSr4): Delete.
456 (define_mode_attr VSr5): Delete.
457 (define_mode_attr VStype_sqrt): Delete.
458 (define_mode_iterator VSX_SPDP): Delete.
459 (define_mode_attr VS_spdp_res): Delete.
460 (define_mode_attr VS_spdp_insn): Delete.
461 (define_mode_attr VS_spdp_type): Delete.
462 (*vsx_sqrt<mode>2): Adjust.
463 (vsx_<VS_spdp_insn>): Delete, split to...
464 (vsx_xscvdpsp): ... this. New. And...
465 (vsx_xvcvspdp): ... this. New. And...
466 (vsx_xvcvdpsp): ... this. New.
468 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
470 * config/rs6000/rs6000.md (define_mode_attr sd): Add values for V4SF
472 * config/rs6000/vsx.md (define_mode_attr VSs): Delete.
473 (rest of file): Adjust.
475 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
477 * config/rs6000/vsx.md (vsx_<VS_spdp_insn>): Use wa instead of <VSa>.
478 (vsx_extract_<mode>_var): Ditto.
480 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
482 * config/rs6000/vsx.md: Replace all <VSa> that are used with VSX_TI
485 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
487 * config/rs6000/constraints.md (define_register_constraint "ww"):
489 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
490 (rs6000_init_hard_regno_mode_ok): Adjust.
491 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
492 RS6000_CONSTRAINT_ww.
493 * config/rs6000/rs6000.md: Adjust.
494 * config/rs6000/vsx.md: Adjust.
495 * doc/md.texi (Machine Constraints): Adjust.
497 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
499 * config/rs6000/rs6000.md (SFDF, SFDF2): Adjust comments.
500 (define_mode_attr sd): New.
501 (define_mode_attr s): New.
502 (define_mode_attr Ftrad): Delete.
503 (define_mode_attr Fvsx): Delete.
504 (define_mode_attr Fs): Delete.
505 (rest of file): Use the new mode attributes.
506 * config.rs6000/vsx.md: Use the new mode attributes.
508 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
510 * config/rs6000/vsx.md: Replace all <VSa> that are used with VSX_W
513 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
515 * config/rs6000/vsx.md (define_mode_attr VSr2): Delete.
516 (rest of file): Replace all <VSa>, <VSr>, <VSr2>, and <VSr3> that are
517 used with VSX_B, VSX_D, or VSX_F, with just "wa".
519 2019-06-04 Bill Schmidt <wschmidt@linux.ibm.com>
522 * config/rs6000/altivec.h: Don't #define vector, pixel, bool for
523 C++ with strict ANSI requirements.
525 2019-06-04 Marc Glisse <marc.glisse@inria.fr>
527 * tree-ssa-loop-niter.c (number_of_iterations_ne): Skip
528 computations when step is 1.
530 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
532 * config/rs6000/constraints.md (define_register_constraint "wf"):
534 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
535 (rs6000_init_hard_regno_mode_ok): Adjust.
536 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
537 RS6000_CONSTRAINT_wf.
538 * config/rs6000/rs6000.md: Adjust.
539 * config/rs6000/vsx.md: Adjust.
540 * doc/md.texi (Machine Constraints): Adjust.
542 2019-06-04 Andrew Pinski <apinski@marvell.com>
544 * config/aarch64/aarch64.c (aarch64_asan_shadow_offset):
547 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
549 * config/rs6000/constraints.md (define_register_constraint "wd"):
551 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
552 (rs6000_init_hard_regno_mode_ok): Adjust.
553 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
554 RS6000_CONSTRAINT_wd.
555 * config/rs6000/rs6000.md: Adjust.
556 * config/rs6000/vsx.md: Adjust.
557 * doc/md.texi (Machine Constraints): Adjust.
559 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
561 * config/rs6000/rs6000.md (define_mode_attr Fv2): Delete.
562 (rest of file): Adjust.
564 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
566 * config/rs6000/vsx.md (define_mode_attr VS_64reg): Delete.
567 (*vsx_extract_<P:mode>_<VSX_D:mode>_load): Adjust.
568 (vsx_splat_<mode>_reg): Adjust.
570 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
572 * config/rs6000/constraints.md (define_register_constraint "ws"):
574 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
575 (rs6000_init_hard_regno_mode_ok): Adjust.
576 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
577 RS6000_CONSTRAINT_ws.
578 * config/rs6000/rs6000.md: Adjust.
579 * config/rs6000/vsx.md: Adjust.
580 * doc/md.texi (Machine Constraints): Adjust.
582 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
584 * config/rs6000/constraints.md (define_register_constraint "wv"):
586 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
587 (rs6000_init_hard_regno_mode_ok): Adjust.
588 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
589 RS6000_CONSTRAINT_wv.
590 * config/rs6000/rs6000.md: Adjust.
591 * config/rs6000/vsx.md: Adjust.
592 * doc/md.texi (Machine Constraints): Adjust.
594 2019-06-04 Segher Boessenkool <segher@kernel.crashing.org>
596 * config/rs6000/constraints.md (define_register_constraint "wi"):
598 (define_register_constraint "wt"): Delete.
599 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
600 (rs6000_init_hard_regno_mode_ok): Adjust.
601 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
602 RS6000_CONSTRAINT_wi and RS6000_CONSTRAINT_wt.
603 * config/rs6000/rs6000.md: Adjust.
604 * config/rs6000/vsx.md: Adjust.
605 * doc/md.texi (Machine Constraints): Adjust.
607 2019-06-04 Szabolcs Nagy <szabolcs.nagy@arm.com>
609 * config/aarch64/aarch64-protos.h (aarch64_asm_output_external): Remove
611 * config/aarch64/aarch64.c (aarch64_asm_output_external): Call
612 default_elf_asm_output_external.
614 2019-06-04 Martin Liska <mliska@suse.cz>
616 * ipa-icf.c (INCLUDE_LIST): Remove.
617 (sem_item_optimizer::execute): Remove call to init_wpa.
618 * ipa-icf.h (init_wpa): Remove.
620 2019-06-04 Jakub Jelinek <jakub@redhat.com>
622 * gimplify.c (gimplify_scan_omp_clauses): Don't sorry_at on lastprivate
623 conditional on combined for simd.
624 * omp-low.c (struct omp_context): Add combined_into_simd_safelen0
626 (lower_rec_input_clauses): For gimple_omp_for_combined_into_p max_vf 1
627 constructs, don't remove lastprivate_conditional_map, but instead set
628 ctx->combined_into_simd_safelen0 and adjust hash_map, so that it points
629 to parent construct temporaries.
630 (lower_lastprivate_clauses): Handle ctx->combined_into_simd_safelen0
631 like !ctx->lastprivate_conditional_map.
632 (lower_omp_1) <case GIMPLE_ASSIGN>: If up->combined_into_simd_safelen0,
633 use up->outer context instead of up.
634 * omp-expand.c (expand_omp_for_generic): Perform cond_var bump even if
635 gimple_omp_for_combined_p.
636 (expand_omp_for_static_nochunk): Likewise.
637 (expand_omp_for_static_chunk): Add forgotten cond_var bump that was
638 probably moved over into expand_omp_for_generic rather than being copied
641 2019-06-04 Martin Liska <mliska@suse.cz>
643 * value-prof.c (dump_histogram_value): Fix typo.
644 (gimple_mod_subtract_transform): Likewise.
646 2019-06-04 Richard Biener <rguenther@suse.de>
649 * tree-chrec.c (chrec_contains_symbols): Add to visited.
650 (tree_contains_chrecs): Likewise.
651 (chrec_contains_symbols_defined_in_loop): Move here and avoid
652 exponential behaivor from ...
653 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
655 (expression_expensive_p): Avoid exponential behavior and compute
656 expanded size, rejecting any expansion.
657 * tree-ssa-loop-ivopts.c (abnormal_ssa_name_p): Remove.
658 (idx_contains_abnormal_ssa_name_p): Likewise.
659 (contains_abnormal_ssa_name_p_1): New helper for walk_tree.
660 (contains_abnormal_ssa_name_p): Simplify and use
661 walk_tree_without_duplicates.
663 2019-06-04 Richard Biener <rguenther@suse.de>
665 PR tree-optimization/90738
667 2019-06-03 Richard Biener <rguenther@suse.de>
669 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
670 full reference tree and record in ref->ref.
671 (vn_reference_lookup_3): Pass in original ref to
672 ao_ref_init_from_vn_reference.
673 (vn_reference_lookup): Likewise.
674 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
675 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
676 Handle non-decl bases in the original reference.
678 2019-06-04 Martin Liska <mliska@suse.cz>
680 * ipa-icf.c (sem_item_optimizer::add_item_to_class): Count
681 number of references.
682 (sem_item_optimizer::do_congruence_step):
683 (sem_item_optimizer::worklist_push): Dump how references
685 (sem_item_optimizer::worklist_pop): Use heap.
686 (sem_item_optimizer::process_cong_reduction): Likewise.
687 * ipa-icf.h: Use fibonacci_heap insteam of std::list.
689 2019-06-04 Martin Liska <mliska@suse.cz>
691 * ipa-icf.h (struct sem_usage_pair_hash): New.
692 (sem_usage_pair_hash::hash): Likewise.
693 (sem_usage_pair_hash::equal): Likewise.
694 (struct sem_usage_hash): Likewise.
695 * ipa-icf.c (sem_item::sem_item): Initialize
697 (sem_item::add_reference): Register a reference
698 in ref_map and not in target->usages.
699 (sem_item::setup): Remove initialization of
701 (sem_item::~sem_item): Remove usage of dead vectors.
702 (sem_item::dump): Remove dump of references.
703 (sem_item_optimizer::sem_item_optimizer): Initialize
705 (sem_item_optimizer::read_section): Remove useless
707 (sem_item_optimizer::parse_funcs_and_vars): Likewise here.
708 (sem_item_optimizer::build_graph): Pass m_references
710 (sem_item_optimizer::verify_classes): Remove usage of dead
712 (sem_item_optimizer::traverse_congruence_split): Return true
713 when a class is split.
714 (sem_item_optimizer::do_congruence_step_for_index): Use
715 hash_map for look up of (sem_item *, index). That brings
716 significant speed up.
717 (sem_item_optimizer::do_congruence_step): Return true
718 when a split is done.
719 (congruence_class::is_class_used): Use referenced_by_count.
721 2019-06-04 Alan Modra <amodra@gmail.com>
724 * config/rs6000/rs6000.c (rs6000_call_aix): Correct r271753 merge
727 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
729 * config/rs6000/rs6000.h (MASK_MFPGPR): Delete.
730 * config/rs6000/rs6000.c (direct_move_p): Adjust.
731 (rs6000_secondary_reload_simple_move): Adjust.
732 (rs6000_opt_masks): Neuter the "mfpgpr" option.
733 * config/rs6000/rs6000-c.c (rs6000_target_modify_macros): Adjust.
734 * config/rs6000/rs6000-cpus.def (ISA_2_5_MASKS_EMBEDDED): Adjust
737 * config/rs6000/rs6000.md (floatsi<mode>2_lfiwax): Adjust.
738 (floatunssi<mode>2_lfiwzx): Adjust.
739 (fix_trunc<mode>si2_stfiwx): Adjust.
740 (fixuns_trunc<mode>si2_stfiwx): Adjust.
741 * config/rs6000/rs6000.opt (mno-mfpgpr): New.
742 (mfpgpr): Mark as deprecated.
743 * doc/extend.texi (PowerPC Function Attributes): Delete mfpgpr.
744 (Basic PowerPC Built-in Functions Available on ISA 2.05): Adjust.
745 * doc/invoke.texi (RS/6000 and PowerPC Options): Delete -mmfpgpr.
747 2019-06-03 Segher Boessenkool <segher@kernel.crashing.org>
749 * config/rs6000/constraints.md (define_register_constraint "wg"):
751 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
752 RS6000_CONSTRAINT_wg.
753 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
754 (rs6000_init_hard_regno_mode_ok): Adjust.
755 * config/rs6000/rs6000.md (*mov<mode>_softfloat32, *movdi_internal64):
756 Delete "wg" alternatives.
757 * doc/md.texi (Machine Constraints): Adjust.
759 2019-06-03 Alan Modra <amodra@gmail.com>
761 * bb-reorder.c (copy_bb_p): Don't overflow size calculation.
762 (get_uncond_jump_length): Assert length less than INT_MAX and
765 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
768 * builtins.c (expand_builtin_longjmp): Add frame clobbers and schedule
770 (expand_builtin_nonlocal_goto): Likewise.
772 2019-06-03 Szabolcs Nagy <szabolcs.nagy@arm.com>
774 * config/aarch64/aarch64-protos.h (aarch64_asm_output_alias): Declare.
775 (aarch64_asm_output_external): Declare.
776 * config/aarch64/aarch64.c (aarch64_asm_output_variant_pcs): New.
777 (aarch64_declare_function_name): Call aarch64_asm_output_variant_pcs.
778 (aarch64_asm_output_alias): New.
779 (aarch64_asm_output_external): New.
780 * config/aarch64/aarch64.h (ASM_OUTPUT_DEF_FROM_DECLS): Define.
781 (ASM_OUTPUT_EXTERNAL): Define.
783 2019-06-03 Aldy Hernandez <aldyh@redhat.com>
784 * tree-vrp.h (value_range_base::nonzero_p): New.
785 (value_range_base::set_nonnull): Rename to...
786 (value_range_base::set_nonzero): ...this.
787 (value_range_base::set_null): Rename to...
788 (value_range_base::set_zero): ...this.
789 (value_range::set_nonnull): Remove.
790 (value_range::set_null): Remove.
791 * tree-vrp.c (range_is_null): Remove.
792 (range_is_nonnull): Remove.
793 (extract_range_from_binary_expr): Use value_range_base::*zero_p
794 instead of range_is_*null.
795 (extract_range_from_unary_expr): Same.
796 (value_range_base::set_nonnull): Rename to...
797 (value_range_base::set_nonzero): ...this.
798 (value_range::set_nonnull): Remove.
799 (value_range_base::set_null): Rename to...
800 (value_range_base::set_zero): ...this.
801 (value_range::set_null): Remove.
802 (extract_range_from_binary_expr): Rename set_*null uses to
804 (extract_range_from_unary_expr): Same.
805 (union_helper): Same.
806 * vr-values.c (get_value_range): Use set_*zero instead of
808 (vr_values::extract_range_from_binary_expr): Same.
809 (vr_values::extract_range_basic): Same.
811 2019-06-03 Wilco Dijkstra <wdijkstr@arm.com>
814 * opts.c (parse_and_check_align_values): Allow 4 alignment values.
816 2019-06-03 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
818 * config/aarch64/iterators.md (MAX_OPP): New code attr.
819 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Rename to...
820 (aarch64_<su>abd<mode>_3): ... This.
821 (<sur>sadv16qi): Add TARGET_DOTPROD expansion.
823 2019-06-03 Richard Biener <rguenther@suse.de>
825 * tree-ssa-sccvn.c (ao_ref_init_from_vn_reference): Get original
826 full reference tree and record in ref->ref.
827 (vn_reference_lookup_3): Pass in original ref to
828 ao_ref_init_from_vn_reference.
829 (vn_reference_lookup): Likewise.
830 * tree-ssa-sccvn.h (ao_ref_init_from_vn_reference): Adjust prototype.
831 * tree-ssa-alias.c (nonoverlapping_component_refs_of_decl_p):
832 Handle non-decl bases in the original reference.
834 2019-06-03 Martin Liska <mliska@suse.cz>
836 * doc/generic.texi: Remove Java Trees.
838 2019-06-03 Martin Liska <mliska@suse.cz>
840 * fold-const.c (operand_equal_p): Fix typo as compare_tree_int
841 returns 0 when operands are equal.
843 2019-06-03 Richard Biener <rguenther@suse.de>
845 PR tree-optimization/90716
846 * tree-loop-distribution.c (destroy_loop): Process blocks in
849 2019-06-03 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
852 * vector-builder.h (vector_builder::count_dups): New method.
853 * config/aarch64/aarch64-protos.h (aarch64_expand_sve_vector_init):
855 * config/aarch64/aarch64/sve.md (aarch64_sve_rev64<mode>): Use @.
856 (vec_init<mode><Vel>): New pattern.
857 * config/aarch64/aarch64.c (emit_insr): New function.
858 (aarch64_sve_expand_vector_init_handle_trailing_constants): Likewise.
859 (aarch64_sve_expand_vector_init_insert_elems): Likewise.
860 (aarch64_sve_expand_vector_init_handle_trailing_same_elem): Likewise.
861 (aarch64_sve_expand_vector_init): Define two overloaded functions.
863 2019-06-03 Alejandro Martinez <alejandro.martinezvicente@arm.com>
865 PR tree-optimization/90681
866 * internal-fn.c (mask_load_direct): Mark as non-vectorizable again.
867 * tree-vect-slp.c (vect_build_slp_tree_1): Add masked loads as a
868 special case for SLP, but fail on non-groupped loads.
870 2019-06-03 Martin Liska <mliska@suse.cz>
872 * cfg.c (debug): Use TDF_DETAILS for debug and
873 print edge info only once.
875 2019-06-02 Thomas Koenig <tkoenig@gcc.gnu.org>
878 * predict.def (PRED_FORTRAN_CONTIGUOUS): New predictor.
880 2019-06-01 Martin Sebor <msebor@redhat.com>
883 * tree-pretty-print.c (dump_generic_node): Add parentheses.
885 2019-05-31 Jan Hubicka <jh@suse.cz>
887 * alias.c: Include ipa-utils.h.
888 (get_alias_set): Try to complete ODR type via ODR type hash lookup.
889 * ipa-devirt.c (prevailing_odr_type): New.
890 * ipa-utils.h (previaling_odr_type): Declare.
892 2019-05-31 H.J. Lu <hongjiu.lu@intel.com>
893 Hongtao Liu <hongtao.liu@intel.com>
896 * config/i386/i386-features.c (rest_of_insert_endbranch): Remove
897 NOTE_INSN_DELETED_LABEL check.
899 2019-05-31 Prachi Godbole <prachi.godbole@imgtec.com>
900 Robert Suchanek <robert.suchanek@mips.com>
902 * config/mips/mips.c (mips_expand_builtin_insn): Swap the 1st
903 and 3rd operands of the fmadd/fmsub/maddv builtin.
905 2019-05-31 Jakub Jelinek <jakub@redhat.com>
907 * tree.h (OMP_CLAUSE__CONDTEMP__ITER): Define.
908 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
909 on OMP_SIMD if not nested inside of worksharing loop that also has
910 lastprivate conditional clause for the same decl.
911 (gimplify_omp_for): Add _condtemp_ clauses to OMP_SIMD if needed.
912 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_ also
914 (lower_rec_input_clauses): Likewise. Handle lastprivate conditional
916 (lower_lastprivate_conditional_clauses): Handle lastprivate conditional
918 (lower_lastprivate_clauses): Likewise.
919 (lower_omp_sections): Call lower_lastprivate_conditional_clauses before
920 calling lower_rec_input_clauses.
921 (lower_omp_for): Likewise.
922 (lower_omp_1): Use first rather than second OMP_CLAUSE__CONDTEMP_
923 clause on simd construct.
924 * omp-expand.c (expand_omp_simd): Initialize cond_var if
925 OMP_CLAUSE__CONDTEMP_ clause is present.
927 * omp-low.c (lower_rec_simd_input_clauses): Set TREE_THIS_NOTRAP on
930 2019-05-31 Xiong Hu Luo <luoxhu@linux.ibm.com>
933 * c-format.c (print_char_table, scanf_char_table): Replace BADLEN with
934 TEX_D32, TEX_D64 or TEX_D128.
936 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
938 * match.pd (~(vec?cst1:cst2)): New transformation.
940 2019-05-31 Marc Glisse <marc.glisse@inria.fr>
942 * match.pd (X/[ex]D<Y/[ex]D): Handle negative denominator.
943 ((size_t)(A /[ex] B) CMP C): New transformation.
945 2019-05-31 Richard Sandiford <richard.sandiford@arm.com>
947 * doc/md.texi: Document define_insn_and_rewrite.
948 * rtl.def (DEFINE_INSN_AND_REWRITE): New rtx code.
949 * gensupport.c (queue_elem): Update comment.
950 (replace_operands_with_dups): New function.
951 (gen_rewrite_sequence): Likewise.
952 (process_rtx): Handle DEFINE_INSN_AND_REWRITE.
953 * read-rtl.c (apply_subst_iterator): Likewise.
954 (add_condition_to_rtx, named_rtx_p): Likewise.
955 (rtx_reader::read_rtx_operand): Likewise.
956 * config/aarch64/aarch64-sve.md
957 (while_ult<GPI:mode><PRED_ALL:mode>_cc): Rename to...
958 (*while_ult<GPI:mode><PRED_ALL:mode>_cc): ...this and use
959 define_insn_and_rewrite.
960 (*cond_<optab><mode>_any): Turn into define_insn_and_rewrites.
961 Remove separate define_split.
963 2019-05-31 Jan Hubicka <jh@suse.cz>
965 * tree-ssa-alias.c (type_has_components_p): New function.
966 (aliasing_component_refs_p): Use it.
968 2019-05-31 Martin Liska <mliska@suse.cz>
970 * gdbhooks.py: Add const_tree to TreePrinter.
972 2019-05-31 Thomas De Schampheleire <thomas.de_schampheleire@nokia.com>
975 * common.opt (feliminate-unused-debug-symbols): Enable by default.
976 * doc/invoke.texi (Debugging Options): Document new default of
977 -feliminate-unused-debug-symbols and remove restriction to 'stabs'.
979 2019-05-31 Jakub Jelinek <jakub@redhat.com>
981 PR tree-optimization/90671
982 * tree-ssa-threadupdate.c (ssa_create_duplicates): If
983 template_block used to be empty on the first call, don't use
984 gsi_split_seq_after and gsi_insert_seq_after, but remember whole
985 seq with bb_seq and set it with set_bb_seq.
987 2019-05-31 Iain Sandoe <iain@sandoe.co.uk>
989 * config/i386/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
991 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
992 Michael Meissner <meissner@linux.ibm.com>
994 * config/rs6000/predicates.md (pcrel_address): New define_predicate.
995 (prefixed_mem_operand): Likewise.
996 (non_prefixed_mem_operand): Likewise.
997 * config/rs6000/rs6000-protos.h (rs6000_prefixed_address): New
999 * config/rs6000/rs6000.c (print_operand_address): Handle
1000 PC-relative addresses.
1001 (mode_supports_prefixed_address_p): New function.
1002 (rs6000_prefixed_address): New function.
1003 * config/rs6000/rs6000.h (SYMBOL_FLAG_PCREL): New #define.
1004 (SYMBOL_REF_PCREL_P): Likewise.
1006 2019-05-30 Jakub Jelinek <jakub@redhat.com>
1008 * gimplify.c (enum gimplify_omp_var_data): Add GOVD_CONDTEMP.
1009 (gimplify_adjust_omp_clauses_1): Handle GOVD_CONDTEMP.
1010 (gimplify_omp_for): If worksharing loop with lastprivate conditional
1011 is nested inside of parallel region, add _condtemp_ clause to both.
1012 * tree-nested.c (convert_nonlocal_omp_clauses,
1013 convert_local_omp_clauses): Ignore OMP_CLAUSE__CONDTEMP_ instead of
1015 * omp-general.h (struct omp_for_data): Add have_pointer_condtemp
1017 * omp-general.c (omp_extract_for_data): Compute it.
1018 * omp-low.c (scan_sharing_clauses): Handle OMP_CLAUSE__CONDTEMP_.
1019 (lower_rec_input_clauses): Likewise.
1020 (lower_lastprivate_conditional_clauses): If OMP_CLAUSE__CONDTEMP_
1021 clause is already present, just add one further one after it.
1022 (lower_lastprivate_clauses): Handle cond_ptr with array type.
1023 (lower_send_shared_vars): Clear _condtemp_ vars.
1024 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle target data like critical
1025 or section or taskgroup.
1026 * omp-expand.c (determine_parallel_type): Disallow combining only if
1027 first OMP_CLAUSE__CONDTEMP_ has pointer type. Disallow combining
1028 of parallel sections if OMP_CLAUSE__CONDTEMP_ is present.
1029 (expand_omp_for_generic, expand_omp_for_static_nochunk,
1030 expand_omp_for_static_chunk, expand_omp_for): Use
1031 fd->have_pointer_condtemp instead of fd->lastprivate_conditional to
1032 determine if a special set of API routines are needed and if condtemp
1033 needs to be initialized, while always initialize cond_var if
1034 fd->lastprivate_conditional is non-zero.
1036 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
1037 Michael Meissner <meissner@linux.ibm.com>
1039 * config/rs6000/constraints.md (eI): New constraint.
1040 * config/rs6000/predicates.md (cint34_operand): New predicate.
1041 * config/rs6000/rs6000.h (SIGNED_16BIT_OFFSET_P): New #define.
1042 (SIGNED_34BIT_OFFSET_P): Likewise.
1043 * doc/md.texi (eI): Document constraint.
1045 2019-05-30 Sylvia Taylor <sylvia.taylor@arm.com>
1047 * config/aarch64/aarch64-sve.md (*fabd<mode>3): New.
1049 2019-05-30 Bill Schmidt <wschmidt@linux.ibm.com>
1050 Michael Meissner <meissner@linux.ibm.com>
1052 * rs6000-cpus.def (OTHER_FUSION_MASKS): New #define.
1053 (ISA_3_0_MASKS_SERVER): Mask off OTHER_FUSION_MASKS.
1054 (ISA_3_0_MASKS_IEEE): Remove OPTION_MASK_DIRECT_MOVE.
1055 (ISA_FUTURE_MASKS_SERVER): Add OPTION_MASK_PREFIXED_ADDR.
1056 (OTHER_FUTURE_MASKS): Likewise.
1057 (POWERPC_MASKS): Likewise.
1058 * rs6000.c (rs6000_option_override_internal): Error if -mpcrel is
1059 specified without -mprefixed-addr or -mcpu=future. Error if
1060 -mprefixed-addr is specified without -mcpu=future.
1061 (rs6000_opt_masks): Add entry for prefixed-addr.
1062 * rs6000.opt (mprefixed-addr): New option.
1064 2019-05-30 Sam Tebbs <sam.tebbs@arm.com>
1066 * aarch64/aarch64.c (aarch64_post_cfi_startproc): Add
1067 cfun->is_thunk check.
1069 2019-05-30 Jakub Jelinek <jakub@redhat.com>
1071 * tree-predcom.c (is_inv_store_elimination_chain): Fix a typo - lenght
1074 2019-05-30 Martin Liska <mliska@suse.cz>
1076 * gdbinit.in: Fix 'ptc' command. Add trt
1077 that prints TREE_TYPE($).
1079 2019-05-29 Bill Schmidt <wschmidt@linux.ibm.com>
1080 Alan Modra <amodra@gmail.com>
1082 * config/rs6000/rs6000.c (rs6000_call_template_1): Handle pcrel
1084 (rs6000_indirect_call_template_1): ...and here.
1085 (rs6000_pltseq_template): Handle plt_pcrel34. Rework tocsave,
1086 plt16_ha, plt16_lo, mtctr indirect calls. Use
1088 (rs6000_decl_ok_for_sibcall): New function.
1089 (rs6000_function_ok_for_sibcall): Refactor.
1090 (rs6000_longcall_ref): Use UNSPEC_PLT_PCREL when pcrel.
1091 (rs6000_call_aix): Don't emit toc restore rtl for indirect calls
1092 when pcrel. Reorganize.
1093 (rs6000_sibcall_aix): Don't add r2 to function usage when pcrel.
1094 * rs6000.h (rs6000_pltseq_enum): New enum.
1095 * rs6000.md (UNSPEC_PLT_PCREL): New unspec.
1096 (*pltseq_tocsave): Use rs6000_pltseq_enum.
1097 (*pltseq_plt16_ha): Likewise.
1098 (*pltseq_plt16_lo): Likewise.
1099 (*pltseq_mtctr): Likewise.
1100 (*pltseq_plt_pcrel): New insn.
1101 (*call_local_aix): Handle @notoc calls.
1102 (*call_value_local_aix): Likewise.
1103 (*call_nonlocal_aix): Adjust lengths for pcrel calls.
1104 (*call_value_nonlocal_aix): Likewise.
1105 (*call_indirect_pcrel): New insn.
1106 (*call_value_indirect_pcrel): Likewise.
1109 2019-05-29 Uroš Bizjak <ubizjak@gmail.com>
1111 * config/i386/sse.md (*save_multiple<mode>): Rename from
1112 save_multiple<mode>.
1113 (*restore_multiple<mode>): Rename from restore_multiple<mode>.
1114 (*restore_multiple_and_return<mode>): Rename from
1115 restore_multiple_and_return<mode>.
1116 (*restore_multiple_leave_return<mode>): Rename from
1117 restore_multiple_leave_return<mode>.
1119 2019-05-29 Yoshinori Sato <ysato@users.sourceforge.jp>
1121 * config.gcc (rx-*-linux*): New target.
1122 * config/rx/elf.opt: New file.
1123 * config/rx/linux.h: Likewise.
1124 * config/rx/t-linux: Likewise.
1125 * config/rx/rx.c (TARGET_SAVE_ACC_REGISTER): If not defined,
1127 * config/rx/rx.h (ASM_APP_ON): Allow to be overridden.
1128 (ASM_APP_OFF): Likewise.
1129 * config/rx/rx.opt: Drop -msim and -mas100-syntax, they were
1132 2019-05-29 Jan Hubicka <jh@suse.cz>
1134 * tree-ssa-alias.c (same_type_for_tbaa): Return ture if main
1135 variants are pointer equivalent.
1137 2019-05-29 Alejandro Martinez <alejandro.martinezvicente@arm.com>
1139 * config/aarch64/aarch64-c.c: Added TARGET_SVE2.
1140 * config/aarch64/aarch64-sve2.md: New file.
1141 (<u>avg<mode>3_floor): New pattern.
1142 (<u>avg<mode>3_ceil): Likewise.
1143 (*<sur>h<addsub><mode>): Likewise.
1144 * config/aarch64/aarch64.h: Added AARCH64_ISA_SVE2 and TARGET_SVE2.
1145 * config/aarch64/aarch64.md: Include aarch64-sve2.md.
1147 2019-05-29 Jakub Jelinek <jakub@redhat.com>
1150 * optc-save-gen.awk: In cl_optimization_print, use correct condition
1151 for var_opt_string printing. In cl_optimization_print_diff, print
1152 (null) instead of invoking undefined behavior if one of the
1153 var_opt_string pointers is NULL and use && instead of first || in the
1154 guarding condition. For var_target_other options, handle const char *
1155 target variables similarly to const char * optimize node variables.
1157 2019-05-29 Sam Tebbs <sam.tebbs@arm.com>
1159 * config/aarch64/aarch64-builtins.c (aarch64_builtins): Add
1160 AARCH64_PAUTH_BUILTIN_AUTIB1716 and AARCH64_PAUTH_BUILTIN_PACIB1716.
1161 * config/aarch64/aarch64-builtins.c (aarch64_init_pauth_hint_builtins):
1162 Add autib1716 and pacib1716 initialisation.
1163 * config/aarch64/aarch64-builtins.c (aarch64_expand_builtin): Add checks
1164 for autib1716 and pacib1716.
1165 * config/aarch64/aarch64-protos.h (aarch64_key_type,
1166 aarch64_post_cfi_startproc): Define.
1167 * config/aarch64/aarch64-protos.h (aarch64_ra_sign_key): Define extern.
1168 * config/aarch64/aarch64.c (aarch64_handle_standard_branch_protection,
1169 aarch64_handle_pac_ret_protection): Set default sign key to A.
1170 * config/aarch64/aarch64.c (aarch64_expand_epilogue,
1171 aarch64_expand_prologue): Add check for b-key.
1172 * config/aarch64/aarch64.c (aarch64_ra_sign_key,
1173 aarch64_post_cfi_startproc, aarch64_handle_pac_ret_b_key): Define.
1174 * config/aarch64/aarch64.h (TARGET_ASM_POST_CFI_STARTPROC): Define.
1175 * config/aarch64/aarch64.c (aarch64_pac_ret_subtypes): Add "b-key".
1176 * config/aarch64/aarch64.md (unspec): Add UNSPEC_AUTIA1716,
1177 UNSPEC_AUTIB1716, UNSPEC_AUTIASP, UNSPEC_AUTIBSP, UNSPEC_PACIA1716,
1178 UNSPEC_PACIB1716, UNSPEC_PACIASP, UNSPEC_PACIBSP.
1179 * config/aarch64/aarch64.md (do_return): Add check for b-key.
1180 * config/aarch64/aarch64.md (<pauth_mnem_prefix>sp): Replace
1181 pauth_hint_num_a with pauth_hint_num.
1182 * config/aarch64/aarch64.md (<pauth_mnem_prefix>1716): Replace
1183 pauth_hint_num_a with pauth_hint_num.
1184 * config/aarch64/aarch64.opt (msign-return-address=): Deprecate.
1185 * config/aarch64/iterators.md (PAUTH_LR_SP): Add UNSPEC_AUTIASP,
1186 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
1187 * config/aarch64/iterators.md (PAUTH_17_16): Add UNSPEC_AUTIA1716,
1188 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716.
1189 * config/aarch64/iterators.md (pauth_mnem_prefix): Add UNSPEC_AUTIA1716,
1190 UNSPEC_AUTIB1716, UNSPEC_PACIA1716, UNSPEC_PACIB1716, UNSPEC_AUTIASP,
1191 UNSPEC_AUTIBSP, UNSPEC_PACIASP, UNSPEC_PACIBSP.
1192 * config/aarch64/iterators.md (pauth_hint_num_a): Replace
1193 UNSPEC_PACI1716 and UNSPEC_AUTI1716 with UNSPEC_PACIA1716 and
1194 UNSPEC_AUTIA1716 respectively.
1195 * config/aarch64/iterators.md (pauth_hint_num_a): Rename to pauth_hint_num
1196 and add UNSPEC_PACIBSP, UNSPEC_AUTIBSP, UNSPEC_PACIB1716, UNSPEC_AUTIB1716.
1197 * doc/invoke.texi (-mbranch-protection): Add b-key type.
1198 * config/aarch64/aarch64-bti-insert.c (aarch64_pac_insn_p): Rename
1199 UNSPEC_PACISP to UNSPEC_PACIASP and UNSPEC_PACIBSP.
1201 2019-05-29 Jakub Jelinek <jakub@redhat.com>
1203 * gimplify.c (struct gimplify_omp_ctx): Add clauses member.
1204 (gimplify_scan_omp_clauses): Initialize ctx->clauses.
1205 (gimplify_adjust_omp_clauses_1): Transform lastprivate conditional
1206 explicit clause on combined parallel into implicit shared clause.
1207 (gimplify_adjust_omp_clauses): Move lastprivate conditional clause
1208 and firstprivate if the decl has one too from combined parallel to
1209 the worksharing construct.
1211 2019-05-28 Bill Schmidt <wschmidt@linux.ibm.com>
1212 Michael Meissner <meissner@linux.ibm.com>
1214 * config/rs6000/rs6000-cpus.def (OTHER_FUTURES_MASK): New #define.
1216 2019-05-28 Michael Meissner <meissner@linux.ibm.com>
1218 * rtl.h (LABEL_REF_P): New #define.
1220 2019-05-28 John David Anglin <danglin@gcc.gnu.org>
1222 * config/pa/pa.c (hppa_profile_hook): Remove offset adjustment.
1224 2019-05-28 Alejandro Martinez <alejandro.martinezvicente@arm.com>
1226 * internal-fn.c: Marked mask_load_direct as vectorizable.
1227 * tree-data-ref.c (data_ref_compare_tree): Fixed comment typo.
1228 * tree-vect-data-refs.c (can_group_stmts_p): Allow masked loads to be
1229 combined even if masks different with allow_slp_p param.
1230 (vect_analyze_data_ref_accesses): Mark SLP only vectorizable groups.
1231 * tree-vect-loop.c (vect_dissolve_slp_only_groups): New function to
1232 dissolve SLP-only vectorizable groups when SLP has been discarded.
1233 (vect_analyze_loop_2): Call vect_dissolve_slp_only_groups when needed.
1234 * tree-vect-slp.c (vect_get_and_check_slp_defs): Check masked loads
1236 (vect_build_slp_tree_1): Fixed comment typo.
1237 (vect_build_slp_tree_2): Include masks from masked loads in SLP tree.
1238 * tree-vect-stmts.c (vectorizable_load): Allow vectorizaion of masked
1240 * tree-vectorizer.h (_stmt_vec_info): Added flag for SLP-only
1242 * tree-vectorizer.c (vec_info::new_stmt_vec_info): Likewise.
1244 2019-05-28 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1246 * config/alpha/alpha.c [TARGET_ABI_OSF] (alpha_output_mi_thunk_osf):
1247 Remove obsolete use_thunk reference.
1248 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
1249 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
1250 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
1251 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
1252 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
1253 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
1254 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1255 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
1256 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
1258 2019-05-28 Nathan Sidwell <nathan@acm.org>
1260 * tree.h (IDENTIFIER_ANON_P): New.
1261 (anon_aggrname_format, anon_aggname_p): Don't declare.
1262 (make_anon_name): Declare.
1263 * lto-streamer-out.c (DFS::DFS_write_tree_body): Use IDENTIFIER_ANON_P.
1264 (hash_tree): Likewise.
1265 * tree-streamer-out.c (write_ts_decl_minimal_tree): Likewise.
1266 * tree.c (anon_aggrname_p, anon_aggrname_format): Delete.
1267 (anon_cnt, make_anon_name): New.
1269 2019-05-28 Martin Liska <mliska@suse.cz>
1272 * opts-global.c (decode_options): Print help for all
1273 help_option_arguments.
1274 * opts.c (print_help): Add new argument.
1275 (common_handle_option): Remember all values into
1276 help_option_arguments.
1277 * opts.h (print_help): Add new argument.
1279 2019-05-28 Martin Liska <mliska@suse.cz>
1282 * ipa-icf-gimple.c (func_checker::compare_loops): New function.
1283 * ipa-icf-gimple.h (func_checker::compare_loops): Likewise.
1284 (func_checker::compare_bb): Call compare_loops.
1286 2019-05-27 Jakub Jelinek <jakub@redhat.com>
1288 * gimplify.c (gimplify_scan_omp_clauses): Allow lastprivate conditional
1289 on sections construct.
1290 * omp-low.c (lower_lastprivate_conditional_clauses): Handle sections
1292 (lower_omp_sections): Handle lastprivate conditional.
1293 (lower_omp_1) <case GIMPLE_ASSIGN>: Handle sections construct with
1294 lastprivate_conditional_map.
1295 * omp-expand.c (expand_omp_sections): Handle lastprivate conditional.
1297 * omp-low.c (lower_omp_1) <case GIMPLE_ASSIGN>: Look through ordered,
1298 critical, taskgroup and section regions when looking for a region
1299 with non-NULL lastprivate_conditional_map.
1301 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
1303 * config/i386/i386.c (ix86_gen_add3): Remove indirect function.
1304 (*ix86_gen_sub3): Ditto.
1305 (*ix86_gen_sub3_carry): Ditto.
1306 (*ix86_gen_one_cmpl2): Ditto.
1307 (*ix86_gen_andsp): Ditto.
1308 (ix86_init_large_pic_reg): Use gen_add2_insn instead of ix86_gen_add3.
1309 (gen_and2_insn): New static function.
1310 (ix86_expand_prologue): Use gen_and2_insn instead of ix86_gen_andsp.
1311 Use gen_add3_insn instead of ix86_gen_add3.
1312 (ix86_expand_split_stack_prologue): Use gen_add2_insn
1313 instead of ix86_gen_add3.
1314 (legitimize_tls_address): Use gen_add2_insn instead of ix86_gen_add3.
1315 Use gen_sub3_insn instead of ix86_gen_sub3.
1316 * config/i386-expand.c (ix86_split_long_move): Use gen_add2_insn
1317 instead of ix86_gen_add3.
1318 (ix86_expand_strlensi_unroll_1): Use gen_add2_insn instead of
1319 ix86_gen_add3. Use gen_sub3_insn instead of ix86_gen_sub3.
1320 (construct_plt_address): Use gen_add2_insn instead of ix86_gen_add3.
1321 * config/i386/i386-options.c (ix86_option_override_internal):
1322 Do not initialize ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
1323 ix86_gen_one_cmpl2 and ix86_gen_andsp.
1325 2019-05-27 Eric Botcazou <ebotcazou@adacore.com>
1327 * dwarf2out.c (resolve_args_picking_1): Deal with DW_OP_GNU_addr_index
1328 and DW_OP_GNU_const_index opcodes.
1330 2019-05-27 Uroš Bizjak <ubizjak@gmail.com>
1332 * config/i386/i386.h (STACK_SIZE_MODE): Define.
1334 2019-05-27 Richard Biener <rguenther@suse.de>
1336 PR tree-optimization/90637
1337 * tree-ssa-sink.c (statement_sink_location): Honor the
1338 computed sink location for single-uses.
1340 2019-05-27 Richard Biener <rguenther@suse.de>
1343 * match.pd (vec_perm): Avoid clobbering op0 when not generating
1346 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1348 * config/i386/i386.md (@sub<mode>3_carry): Rename
1349 from sub<mode>3_carry.
1350 (@leave_<mode>): New expander.
1351 (*leave): Rename from leave.
1352 (*leave_rex64): Rename from leave_rex64.
1353 (@monitorx_<mode>): Rename from monitorx_<mode>.
1354 (@clzero_<mode>): Rename from clzero_<mode>.
1355 * config/i386/sse.md (@sse3_monitor_<mode>): Rename
1356 from sse3_monitor_<mode>.
1357 * config/i386/i386.c (ix86_gen_sub3_carry): Remove indirect function.
1358 (*ix86_gen_leave): Ditto.
1359 (*ix86_gen_monitor): Ditto.
1360 (*ix86_gen_monitorx): Ditto.
1361 (*ix86_gen_clzero): Ditto.
1362 (ix86_emit_leave): Use gen_leave instead of ix86_gen_leave.
1363 * config/i386/i386-expand.c (ix86_expand_strlensi_unroll_1):
1364 Use gen_sub3_carry instead of ix86_gen_sub3_carry.
1365 (ix86_expand_builtin) <case IX86_BUILTIN_MONITOR>:
1366 Use gen_sse3_monitor instead of ix86_gen_monitor.
1367 <case IX86_BUILTIN_MONITORX>: Use gen_monitorx
1368 instead of ix86_gen_monitorx.
1369 <case IX86_BUILTIN_CLZERO>: Use gen_clzero
1370 instead of ix86_gen_clzero.
1371 * config/i386/i386-options.c (ix86_option_override_internal):
1372 Do not initialize ix86_gen_leave, ix86_gen_sub3_carry,
1373 ix86_gen_monitor, ix86_gen_monitorx and ix86_gen_clzero.
1375 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1377 * config/i386/i386.md (@tls_global_dynamic_64_<mode>):
1378 Rename from tls_global_dynamic_64_<mode>.
1379 (@tls_local_dynamic_base_64_<mode>): Rename from
1380 tls_local_dynamic_base_64_<mode>.
1381 * config/i386/i386.c (*ix86_gen_tls_global_dynamic_64):
1382 Remove indirect function.
1383 (*ix86_gen_tls_local_dynamic_base_64): Ditto.
1384 (legitimize_tls_address): Use gen_tls_global_dynamic_64 function
1385 instead of ix86_gen_tls_global_dynamic_64.
1386 Use gen_tls_local_dynamic_base_64 instead of
1387 ix86_gen_tls_local_dynamic_base_64.
1388 * config/i386/i386-options.c (ix86_option_override_internal):
1389 Do not initialize ix86_gen_tls_global_dynamic_64 and
1390 ix86_gen_tls_local_dynamic_base_64.
1392 2019-05-26 Uroš Bizjak <ubizjak@gmail.com>
1394 * config/i386/i386.md (@pro_epilogue_adjust_stack_add_<mode>)
1395 Rename from pro_epilogue_adjust_stack_<mode>_add.
1396 (@pro_epilogue_adjust_stack_sub_<mode>)
1397 Rename from pro_epilogue_adjust_stack_<mode>_sub.
1398 (@allocate_stack_worker_probe_<mode>):
1399 Rename from allocate_stack_worker_probe_<mode>.
1400 (allocate_stack): Use gen_allocate_stack_worker_probe.
1401 (probe_stack): Use gen_probe_stack_1.
1402 (@probe_stack_1_<mode>): Rename from probe_stack_<mode>.
1403 (@adjust_stack_and_probe_<mode>): Rename from
1404 adjust_stack_and_probe<mode>.
1405 (@probe_stack_range_<mode>): Rename from probe_stack_range<mode>.
1406 (stack_protect_set): Use gen_stack_protect_set_1.
1407 (@stack_protect_set_1_<mode>): Rename from stack_protect_set_<mode>.
1408 (stack_protect_test): Use gen_stack_protect_test_1.
1409 (@stack_protect_test_1_<mode>): Rename from stack_protect_test_<mode>.
1410 * config/i386/i386.c (*ix86_gen_allocate_stack_worker):
1411 Remove indirect function.
1412 (*ix86_gen_adjust_stack_and_probe): Ditto.
1413 (*ix86_gen_probe_stack_range): Ditto.
1414 (pro_epilogue_adjust_stack): Use gen_pro_epilogue_adjust_stack_add
1415 instead of gen_pro_epilogue_adjust_stack_{si,di}_add.
1416 (ix86_adjust_stack_and_probe_stack_clash): Use
1417 gen_adjust_stack_and_probe instead of ix86_gen_adjust_stack_and_probe.
1418 (ix86_adjust_stack_and_probe): Ditto.
1419 (ix86_emit_probe_stack_range): Use gen_probe_stack_range instead
1420 of ix86_gen_probe_stack_range.
1421 (ix86_expand_prologue): Use gen_pro_epilogue_adjust_stack_sub
1422 instead of gen_pro_epilogue_adjust_stack_{si,di}_sub.
1423 * config/i386/x86-tune-sched.c (ix86_macro_fusion_pair_p):
1424 Include insn-opinit.h. Use code_for_stack_protect_test_1 instead of
1425 CODE_FOR_stack_protect_test_{si,di}.
1426 * config/i386/i386-options.c (ix86_option_override_internal):
1427 Do not initialize ix86_gen_allocate_stack_worker,
1428 ix86_gen_adjust_stack_and_probe and ix86_gen_probe_stack_range.
1430 2019-05-26 Gerald Pfeifer <gerald@pfeifer.com>
1432 * doc/invoke.texi (Link Options): Many editorial changes around
1435 2019-05-26 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
1437 * doc/invoke.texi (x86 Options, -mvect8-ret-in-mem): Remove
1438 pre-Solaris 11 referene and most Studio compiler details.
1440 2019-05-24 John David Anglin <danglin@gcc.gnu.org>
1443 * config/pa/pa.c (pa_can_change_mode_class): Accept mode changes from
1444 DImode to SImode in floating-point registers on 64-bit target.
1445 * config/pa/pa.md (umulsidi3): Change nonimmediate_operand to
1446 register_operand in xmpyu patterns.
1448 2019-05-24 Jakub Jelinek <jakub@redhat.com>
1450 * tree-core.h (enum omp_clause_code): Add OMP_CLAUSE__CONDTEMP_.
1451 * tree.h (OMP_CLAUSE_DECL): Use OMP_CLAUSE__CONDTEMP_ instead of
1452 OMP_CLAUSE__REDUCTEMP_.
1453 * tree.c (omp_clause_num_ops, omp_clause_code_name): Add
1454 OMP_CLAUSE__CONDTEMP_.
1455 (walk_tree_1): Handle OMP_CLAUSE__CONDTEMP_.
1456 * tree-pretty-print.c (dump_omp_clause): Likewise.
1457 * tree-nested.c (convert_nonlocal_omp_clauses,
1458 convert_local_omp_clauses): Likewise.
1459 * gimplify.c (enum gimplify_omp_var_data): Use hexadecimal constants
1460 instead of decimal. Add GOVD_LASTPRIVATE_CONDITIONAL.
1461 (gimplify_scan_omp_clauses): Don't reject lastprivate conditional
1463 (gimplify_omp_for): Warn and disable conditional modifier from
1464 lastprivate on loop iterators.
1465 * omp-general.h (struct omp_for_data): Add lastprivate_conditional
1467 * omp-general.c (omp_extract_for_data): Initialize it.
1468 * omp-low.c (struct omp_context): Add lastprivate_conditional_map
1470 (delete_omp_context): Delete it.
1471 (lower_lastprivate_conditional_clauses): New function.
1472 (lower_lastprivate_clauses): Add BODY_P and CSTMT_LIST arguments,
1473 handle lastprivate conditional clauses.
1474 (lower_reduction_clauses): Add CLIST argument, emit it into
1475 the critical section if any.
1476 (lower_omp_sections): Adjust lower_lastprivate_clauses and
1477 lower_reduction_clauses callers.
1478 (lower_omp_for_lastprivate): Add CLIST argument, pass it through
1479 to lower_lastprivate_clauses.
1480 (lower_omp_for): Call lower_lastprivate_conditional_clauses, adjust
1481 lower_omp_for_lastprivate and lower_reduction_clauses callers, emit
1482 clist into a critical section if not emitted there already by
1483 lower_reduction_clauses.
1484 (lower_omp_taskreg, lower_omp_teams): Adjust lower_reduction_clauses
1486 (lower_omp_1): Handle GIMPLE_ASSIGNs storing into lastprivate
1487 conditional variables.
1488 * omp-expand.c (determine_parallel_type): Punt if OMP_CLAUSE__CONDTEMP_
1490 (expand_omp_for_generic, expand_omp_for_static_nochunk,
1491 expand_omp_for_static_chunk): Handle lastprivate conditional.
1492 (expand_omp_for): Handle fd.lastprivate_conditional like
1495 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
1497 * config/gcn/gcn-run.c (main): Set a non-zero return value if the
1498 kernel does not exit cleanly.
1499 * config/gcn/gcn.md (gcn_return): Insert s_waitcnt before s_dcache_wb.
1501 2019-05-24 Jason Merrill <jason@redhat.com>
1504 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
1506 2019-05-24 Richard Biener <rguenther@suse.de>
1509 * tree-loop-distribution.c (struct partition): Add location
1511 (partition_alloc): Initialize all fields.
1512 (generate_memset_builtin): Use the location recorded in the
1513 partition for the generated call.
1514 (generate_memcpy_builtin): Likewise.
1515 (classify_partition): Record the location of a single store
1516 as location for the partition.
1518 2019-05-24 Andrew Stubbs <ams@codesourcery.com>
1520 * config/gcn/gcn.c (gcn_expand_prologue): Use gen_addsi3_scalar_carry
1523 2019-05-24 Matthew Malcomson <matthew.malcomson@arm.com>
1526 * common/config/aarch64/aarch64-common.c
1527 (aarch64_rewrite_selected_cpu): Change local temporary variable
1528 type from unsigned long to uint64_t.
1529 * config/aarch64/aarch64-protos.h (aarch64_parse_extension,
1530 aarch64_get_extension_string_for_isa_flags): Change declaration to
1531 match new definition by replacing unsigned long with uint64_t.
1533 2019-05-24 Jakub Jelinek <jakub@redhat.com>
1536 * config/i386/x86-tune-sched.c (ix86_macro_funsion_pair_p): Call
1537 gen_attr_type just once instead of 4-7 times. Formatting fixes.
1538 Handle stack_protect_test_<mode> codegen similarly to corresponding
1541 2019-05-23 Iain Sandoe <iain@sandoe.co.uk>
1543 * config/i386/darwin.h: Reject -mfentry*.
1544 * doc/sourcebuild.texi: Document mfentry target support.
1546 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1548 * config/rs6000/rs6000.c (rs6000_global_entry_point_needed_p):
1549 Rename to rs6000_global_entry_point_prologue_needed_p. Return
1550 false for PC-relative functions.
1551 (rs6000_output_function_prologue): Change called function name to
1552 rs6000_global_entry_point_prologue_needed_p. Emit ".localentry
1553 name,1" for PC-relative functions.
1554 (rs6000_elf_declare_function_name): Change called function name to
1555 rs6000_global_entry_point_prologue_needed_p.
1557 2019-05-23 Uroš Bizjak <ubizjak@gmail.com>
1560 * config/i386/i386.c (gen_rtx_cost):
1561 Use ix86_tune_cost instead of ix86_cost.
1563 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1564 Michael Meissner <meissner@linux.ibm.com>
1565 Segher Boessenkool <segher@kernel.crashing.org>
1567 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): Add
1569 (POWERPC_MASKS): Add OPTION_MASK_PCREL.
1570 * config/rs6000/rs6000-protos.h (rs6000_pcrel_p): New prototype.
1571 (rs6000_fndecl_pcrel_p): Likewise.
1572 * config/rs6000/rs6000.c (rs6000_option_override_internal): Report
1573 error if -mpcrel is requested without -mcpu=future.
1574 (rs6000_opt_masks): Add entry for pcrel.
1575 (rs6000_fndecl_pcrel_p): New function.
1576 (rs6000_pcrel_p): Likewise.
1577 * config/rs6000/rs6000.opt (mpcrel): New option.
1578 * doc/invoke.texi: Document -mpcrel and -mno-pcrel.
1580 2019-05-23 Jan Hubicka <jh@suse.cz>
1581 Martin Liska <mliska@suse.cz>
1583 PR tree-optimization/90576
1584 * tree-ssa-alias.c (compare_sizes): Remove dead calls to
1586 (aliasing_component_refs_p): Fix three way size compare conditional;
1587 give up earlier in case we can not decide on equivalence.
1589 2019-05-23 Bill Schmidt <wschmidt@linux.ibm.com>
1590 Michael Meissner <meissner@linux.ibm.com>
1591 Segher Boessenkool <segher@kernel.crashing.org>
1593 * config.gcc: Add future cpu.
1594 * config/rs6000/driver-rs6000.c (asm_names): Add future cpu.
1595 * config/rs6000/rs6000-cpus.def (ISA_FUTURE_MASKS_SERVER): New
1597 (POWERPC_MASKS): Add OPTION_MASK_FUTURE.
1598 (RS6000_CPU): New instantiation for future cpu.
1599 * config/rs6000/rs6000-opts.h (enum processor_type): Add
1601 * config/rs6000/rs6000-string.c (expand_compare_loop): Treat
1602 PROCESSOR_FUTURE like PROCESSOR_POWER9 for now.
1603 * config/rs6000/rs6000-tables.opt: Regenerate.
1604 * config/rs6000/rs6000.c (rs6000_option_override_internal): Treat
1605 PROCESSOR_FUTURE similarly to PROCESSOR_POWER9 for now.
1606 (rs6000_machine_from_flags): Handle future cpu.
1607 (rs6000_reassociation_width): Treat PROCESSOR_FUTURE like
1608 PROCESSOR_POWER9 for now.
1609 (rs6000_adjust_cost): Likewise.
1610 (rs6000_issue_rate): Likewise.
1611 (rs6000_register_move_cost): Likewise.
1612 (rs6000_opt_masks): Add entry for future.
1613 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add future cpu.
1614 (MASK_FUTURE): New #define.
1615 * config/rs6000/rs6000.md (define_attr "cpu"): Add future cpu.
1616 * config/rs6000/rs6000.opt (mfuture): New target option.
1617 * doc/invoke.texi (mcpu): Add future cpu.
1619 2019-05-23 Martin Liska <mliska@suse.cz>
1622 * tree-ssa-uninit.c (value_sat_pred_p): The result of &
1623 operation points to a temporary (pointed via tree_to_wide_ref)
1624 that is out of scope after the &.
1626 2019-05-23 Jonathan Wakely <jwakely@redhat.com>
1629 * doc/extend.texi (Function Names): Add missing word.
1631 2019-05-23 Richard Biener <rguenther@suse.de>
1633 PR tree-optimization/88440
1634 * opts.c (default_options_table): Enable -ftree-loop-distribute-patterns
1636 * tree-loop-distribution.c (generate_memset_builtin): Fold the
1638 (generate_memcpy_builtin): Likewise.
1639 (distribute_loop): Pass in whether to only distribute patterns.
1640 (prepare_perfect_loop_nest): Also allow size optimization.
1641 (pass_loop_distribution::execute): When optimizing a loop
1642 nest for size allow pattern replacement.
1644 2019-05-23 Jakub Jelinek <jakub@redhat.com>
1647 * config/i386/i386.md (stack_protect_test_<mode>): Use sub instead
1650 2019-05-23 Martin Liska <mliska@suse.cz>
1653 * gimplify.c (gimplify_target_expr): Skip TREE_STATIC target
1654 expression similarly to gimplify_decl_expr.
1656 2019-05-23 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
1658 * cse.c (cse_dump_path): s/dump_file/f.
1660 2019-05-22 David Malcolm <dmalcolm@redhat.com>
1663 * diagnostic-format-json.cc: Include "selftest.h".
1664 (json_from_expanded_location): Only add "file" key for non-NULL
1666 (json_from_location_range): Don't add "start" and "finish"
1667 children if they are UNKNOWN_LOCATION.
1668 (selftest::test_unknown_location): New selftest.
1669 (selftest::test_bad_endpoints): New selftest.
1670 (selftest::diagnostic_format_json_cc_tests): New function.
1671 * json.cc (json::object::get): New function.
1672 (selftest::test_object_get): New selftest.
1673 (selftest::json_cc_tests): Call it.
1674 * json.h (json::object::get): New decl.
1675 * selftest-run-tests.c (selftest::run_tests): Call
1676 selftest::diagnostic_format_json_cc_tests.
1677 * selftest.h (selftest::diagnostic_format_json_cc_tests): New
1680 2019-05-22 Kwok Cheung Yeung <kcy@codesourcery.com>
1681 Andrew Stubbs <amd@codesourcery.com>
1683 * config.gcc (gcc_cv_initfini_array): Set for AMD GCN.
1684 * config/gcn/gcn-run.c (init_array_kernel, fini_array_kernel): New.
1685 (kernel): Rename to...
1686 (main_kernel): ... this.
1687 (load_image): Load _init_array and _fini_array kernels.
1688 (run): Add argument for kernel to run.
1689 (main): Run init_array_kernel before main_kernel, and
1690 fini_array_kernel after.
1691 * config/gcn/gcn.c (gcn_handle_amdgpu_hsa_kernel_attribute): Allow
1692 amdgpu_hsa_kernel attribute on functions.
1693 (gcn_disable_constructors): Delete.
1694 (TARGET_ASM_CONSTRUCTOR, TARGET_ASM_DESTRUCTOR): Delete.
1695 * config/gcn/crt0.c (size_t): Define.
1696 (_init_array, _fini_array): New.
1697 (__preinit_array_start, __preinit_array_end,
1698 __init_array_start, __init_array_end,
1699 __fini_array_start, __fini_array_end): Declare weak references.
1701 2019-05-22 Andrew Stubbs <ams@codesourcery.com>
1703 * config/gcn/gcn.c (gcn_trampoline_init): Call "sorry" on GCN5.
1705 2019-05-22 Jason Merrill <jason@redhat.com>
1707 * gimplify.c (gimplify_cond_expr): Don't check TREE_ADDRESSABLE.
1709 2019-05-22 H.J. Lu <hongjiu.lu@intel.com>
1712 * config/i386/i386-options.c (ix86_init_machine_status): Set
1713 stack_frame_required to true.
1714 * config/i386/i386.c (ix86_get_frame_size): New function.
1715 (ix86_frame_pointer_required): Replace get_frame_size with
1716 ix86_get_frame_size.
1717 (ix86_compute_frame_layout): Likewise.
1718 (ix86_find_max_used_stack_alignment): Changed to void. Set
1719 stack_frame_required.
1720 (ix86_finalize_stack_frame_flags): Always call
1721 ix86_find_max_used_stack_alignment. Replace get_frame_size with
1722 ix86_get_frame_size.
1723 * config/i386/i386.h (machine_function): Add stack_frame_required.
1725 2019-05-22 Uroš Bizjak <ubizjak@gmail.com>
1727 * config/i386/sse.md (sse_cvtpi2ps): Use TARGET_MMX in insn condition.
1729 2019-05-22 Matthew Malcomson <matthew.malcomson@arm.com>
1731 * common/config/aarch64/aarch64-common.c
1732 (struct aarch64_option_extension, struct processor_name_to_arch,
1733 struct arch_to_arch_name, aarch64_parse_extension, opt_ext_cmp,
1734 aarch64_contains_opt,
1735 aarch64_get_extension_string_for_isa_flags): Change type of
1736 variables storing flags to uint64_t.
1737 * config/aarch64/aarch64-option-extensions.def (sve2, sve2-sm4,
1738 sve2-aes, sve2-sha3, bitperm): New optional SVE2 extension flags.
1739 * config/aarch64/aarch64.c (struct processor,
1740 aarch64_parse_arch, aarch64_parse_cpu, aarch64_validate_mcpu,
1741 aarch64_validate_march, aarch64_override_options,
1742 aarch64_option_print, aarch64_handle_attr_isa_flags,
1743 aarch64_declare_function_name, aarch64_start_file): Make flag
1745 * config/aarch64/aarch64.h (AARCH64_FL_SVE2, AARCH64_FL_SVE2_AES,
1746 AARCH64_FL_SVE2_SM4, AARCH64_FL_SVE2_SHA3,
1747 AARCH64_FL_SVE2_BITPERM): New macro feature flags.
1748 * config/aarch64/aarch64.opt (aarch64_isa_flags): Make uint64_t.
1749 * config/aarch64/driver-aarch64.c
1750 (struct aarch64_arch_extension, struct aarch64_core_data,
1751 struct aarch64_arch_driver_info, host_detect_local_cpu): Make
1752 flag variables uint64_t.
1753 * doc/invoke.texi: Add documentation for new arguments.
1755 2019-05-22 Richard Biener <rguenther@suse.de>
1757 * alias.c (ao_ref_from_mem): Move stack-slot sharing
1759 * emit-rtl.c (set_mem_attributes_minus_bitpos): ... here.
1761 2019-05-22 Martin Liska <mliska@suse.cz>
1764 * doc/extend.texi: Document the change.
1766 2019-05-22 Richard Biener <rguenther@suse.de>
1768 PR tree-optimization/90450
1769 * tree-ssa-loop-im.c (struct im_mem_ref): Add ref_decomposed.
1770 (mem_ref_hasher::equal): Check it.
1771 (mem_ref_alloc): Initialize it.
1772 (gather_mem_refs_stmt): Set it.
1774 2019-05-22 Richard Biener <rguenther@suse.de>
1776 * gimple-fold.c (arith_code_with_undefined_signed_overflow):
1778 (rewrite_to_defined_overflow): Handle rewriting ABS_EXPR
1781 2019-05-22 Alan Modra <amodra@gmail.com>
1783 * config/rs6000/rs6000.h (ASM_OPT_ANY): Define.
1784 (ASM_CPU_SPEC): Conditionally add -many.
1785 * config/rs6000/rs6000.c (rs6000_machine): New static var.
1786 (rs6000_machine_from_flags, emit_asm_machine): New functions..
1787 (rs6000_file_start): ..extracted from here, and modified to
1789 (rs6000_output_function_prologue): Emit .machine as necessary.
1790 * testsuite/gcc.target/powerpc/ppc32-abi-dfp-1.c: Don't use
1792 * testsuite/gcc.dg/vect/O3-pr70130.c: Disable default options
1793 added by check_vect_support_and_set_flags.
1794 * testsuite/gcc.dg/vect/pr48765.c: Likewise.
1795 * testsuite/gfortran.dg/vect/pr45714-b.f: Likewise.
1797 2019-05-22 Hans-Peter Nilsson <hp@axis.com>
1800 * ira-lives.c (process_bb_node_lives): Consider defs
1801 for a call insn to be die before the call, not after.
1803 * function.c (assign_parm_setup_block): Raise alignment of
1804 stacked parameter only for STRICT_ALIGNMENT targets.
1806 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1808 * config/rs6000/constraints.md (define_register_constraint "wz"):
1810 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1811 RS6000_CONSTRAINT_wz.
1812 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1813 (rs6000_init_hard_regno_mode_ok): Adjust.
1814 * config/rs6000/rs6000.md: Replace "wz" constraint by "d" with "p7".
1815 * doc/md.texi (Machine Constraints): Adjust.
1817 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1819 * config/rs6000/constraints.md (define_register_constraint "wl"):
1821 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1822 RS6000_CONSTRAINT_wl.
1823 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1824 (rs6000_init_hard_regno_mode_ok): Adjust.
1825 * config/rs6000/rs6000.md: Replace "wl" constraint by "d" with "p6".
1826 * doc/md.texi (Machine Constraints): Adjust.
1828 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1830 * config/rs6000/constraints.md (define_register_constraint "wm"):
1832 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1833 RS6000_CONSTRAINT_wm.
1834 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1835 (rs6000_init_hard_regno_mode_ok): Adjust.
1836 * config/rs6000/vsx.md: Replace "wm" constraint by "wa" with "p8v".
1837 * doc/md.texi (Machine Constraints): Adjust.
1839 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1841 * config/rs6000/constraints.md (define_register_constraint "wk"):
1843 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1844 RS6000_CONSTRAINT_wk.
1845 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1846 (rs6000_init_hard_regno_mode_ok): Adjust.
1847 * config/rs6000/rs6000.md: Replace "wk" constraint by "ws" with "p8v".
1848 * doc/md.texi (Machine Constraints): Adjust.
1850 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1852 * config/rs6000/constraints.md (define_register_constraint "wj"):
1854 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1855 RS6000_CONSTRAINT_wj.
1856 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1857 (rs6000_init_hard_regno_mode_ok): Adjust.
1858 * config/rs6000/rs6000.md: Replace "wj" constraint by "wi" with "p8v".
1860 * config/rs6000/vsx.md: Ditto.
1861 * doc/md.texi (Machine Constraints): Adjust.
1863 2019-05-21 Segher Boessenkool <segher@kernel.crashing.org>
1865 * config/rs6000/constraints.md (define_register_constraint "wh"):
1867 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
1868 RS6000_CONSTRAINT_wh.
1869 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
1870 (rs6000_init_hard_regno_mode_ok): Adjust.
1871 * config/rs6000/rs6000.md: Replace "wh" constraint by "wa" with "p8v".
1872 * doc/md.texi (Machine Constraints): Adjust.
1874 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
1877 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
1878 Avoid calling gen_lowpart with CONST operand.
1880 2019-05-21 Alexandre Oliva <aoliva@redhat.com>
1882 * tree-ssa-threadupdate.c (struct ssa_local_info_t): Add
1883 field template_last_to_copy.
1884 (ssa_create_duplicates): Set it, and use it. Attempt to
1885 preserve more debug stmts.
1887 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
1889 * config/i386/sse.md (VF1_AVX2): New mode iterator.
1890 (signbit<mode>2): New expander
1892 2019-05-21 James Clarke <jrtc27@jrtc27.com>
1895 * dwarf2out.c (dwarf2out_inline_entry): Use ASM_OUTPUT_DEBUG_LABEL
1896 instead of ASM_GENERATE_INTERNAL_LABEL and ASM_OUTPUT_LABEL.
1898 2019-05-21 Uroš Bizjak <ubizjak@gmail.com>
1900 * config/i386/cpuid.h (__cpuid): For 32bit targets, zero
1901 %ebx and %ecx bafore calling cpuid with leaf 1 or
1902 non-constant leaf argument.
1904 2019-05-21 Alan Modra <amodra@gmail.com>
1907 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase
1908 power9 direct move cost.
1909 * testsuite/gcc.target/powerpc/fold-vec-splats-floatdouble.c:
1910 Correct comments and rename functions to suit parameters.
1912 2019-05-21 Richard Biener <rguenther@suse.de>
1915 * fold-const.c (fold_read_from_vector): New function.
1916 * fold-const.h (fold_read_from_vector): Declare.
1917 * match.pd (VEC_PERM_EXPR): Build BIT_INSERT_EXPRs for
1918 single-element insert permutations. Canonicalize selector
1919 further and fix issue with last commit.
1921 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
1923 * tree-cfg.h (split_critical_edges): Add for_edge_insertion_p
1924 parameter with default value false to declaration.
1925 (split_edges_for_insertion): New inline function. Wrapper for
1926 split_critical_edges with for_edge_insertion_p = true.
1927 * tree-cfg.c (split_critical_edges): Don't split non-critical
1928 edges if for_edge_insertion_p is false. Fix whitespace.
1929 * tree-ssa-pre.c (pass_pre::execute): Call
1930 split_edges_for_insertion instead of split_critical_edges.
1931 * gcc/tree-ssa-tail-merge.c (tail_merge_optimize): Ditto.
1932 * gcc/tree-ssa-sink.c (pass_sink_code::execute): Ditto.
1933 (pass_data_sink_code): Update function name in the comment.
1935 2019-05-21 Vladislav Ivanishin <vlad@ispras.ru>
1937 * tree-ssa-uninit.c (value_sat_pred_p): This new function is a wrapper
1938 around is_value_included_in that knows how to handle BIT_AND_EXPR.
1939 (is_pred_expr_subset_of): Use the new function. Handle more cases where
1940 code1 == EQ_EXPR and where code1 == BIT_AND_EXPR and thus fix some false
1943 2019-05-21 Martin Liska <mliska@suse.cz>
1945 * config/rs6000/driver-rs6000.c (elf_platform): Do not use
1947 * config/rs6000/rs6000-c.c (rs6000_pragma_longcal): Wrap pragma in %<%>.
1948 (altivec_resolve_overloaded_builtin): Likewise for vec_lvsl and
1950 * config/rs6000/rs6000.c (rs6000_option_override_internal):
1952 (rs6000_function_arg): Likewise.
1953 (rs6000_expand_set_fpscr_drn_builtin): Remove trailing dot.
1954 (rs6000_expand_ternop_builtin): Use interval syntax.
1955 (get_element_number): Likewise.
1956 (altivec_expand_builtin): Likewise.
1957 (rs6000_get_function_versions_dispatcher): Quote target_clones.
1961 2019-05-20 Jakub Jelinek <jakub@redhat.com>
1965 * function.h (struct function): Add calls_eh_return member.
1966 * gimplify.c (gimplify_call_expr): Set cfun->calls_eh_return when
1967 gimplifying __builtin_eh_return call.
1968 * tree-inline.c (initialize_cfun): Copy calls_eh_return from src_cfun
1970 (expand_call_inline): Or in src_cfun->calls_eh_return into
1971 dst_cfun->calls_eh_return.
1972 * tree-tailcall.c (suitable_for_tail_call_opt_p): Return false if
1973 cfun->calls_eh_return.
1974 * lto-streamer-in.c (input_struct_function_base): Read calls_eh_return.
1975 * lto-streamer-out.c (output_struct_function_base): Write
1978 2019-05-20 Marc Glisse <marc.glisse@inria.fr>
1980 PR rtl-optimization/43147
1981 * config/i386/i386.c (ix86_gimple_fold_builtin): Handle
1982 IX86_BUILTIN_SHUFPD.
1984 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
1986 * tree-ssa-alias.c (refs_may_alias_p_2): Break out from ...
1987 (refs_may_alias_p_1): ... here; update stats.
1988 (refs_may_alias_p): Do not update stats here.
1990 2019-05-20 Richard Biener <rguenther@suse.de>
1992 * tree-ssa-structalias.c (find_func_aliases): POINTER_DIFF_EXPR
1993 doesn't produce pointers.
1994 {TRUNC,CEIL,FLOOR,ROUND,EXACT}_{DIV,MOD}_EXPR points to what
1995 the first operand points to.
1997 2019-05-20 Jan Hubicka <hubicka@ucw.cz>
1999 * tree-ssa-alias.c (compare_sizes): New function.
2000 (sompare_type_sizes): New function
2001 (aliasing_component_refs_p): Use it.
2002 (indirect_ref_may_alias_decl_p): Likewise.
2004 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2006 * config/i386/sol2.h (CC1_SPEC): Reject -mx32.
2008 2019-05-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2010 * config/sol2.h (LIBTSAN_EARLY_SPEC): Remove : after %e.
2011 (LIBLSAN_EARLY_SPEC): Likewise.
2012 * config/i386/sol2.h (ASAN_REJECT_SPEC): Likewise.
2014 2019-05-20 Martin Liska <mliska@suse.cz>
2016 * config/i386/i386.c (ix86_libc_has_fast_function):
2017 Add ATTRIBUTE_UNUSED for the argument.
2019 2019-05-20 Richard Biener <rguenther@suse.de>
2021 * gimple-match-head.c: Include vec-perm-indices.h.
2022 * generic-match-head.c: Likewise.
2023 * fold-const.h (fold_vec_perm): Declare when vec-perm-indices.h
2025 * fold-const.c (fold_vec_perm): Export.
2026 (fold_ternary_loc): Move non-constant folding of VEC_PERM_EXPR...
2027 (match.pd): ...here.
2029 2019-05-20 Jakub Jelinek <jakub@redhat.com>
2031 * cfgloop.h (struct loop): Add simdlen member.
2032 * cfgloopmanip.c (copy_loop_info): Copy simdlen as well.
2033 * omp-expand.c (expand_omp_simd): Set it if simdlen clause is present.
2034 * tree-vect-loop.c (vect_analyze_loop): Pass loop->simdlen != 0
2035 as new argument to autovectorize_vector_sizes target hook. If
2036 loop->simdlen, pick up vector size where the vectorization factor
2037 is equal to loop->simd, and if there is none, fall back to the first
2039 (vect_transform_loop): Adjust autovectorize_vector_sizes target hook
2041 * omp-low.c (omp_clause_aligned_alignment): Likewise.
2042 * omp-general.c (omp_max_vf): Likewise.
2043 * optabs-query.c (can_vec_mask_load_store_p): Likewise.
2044 * tree-vect-slp.c (vect_slp_bb): Likewise.
2045 * target.def (autovectorize_vector_sizes): Add ALL argument and
2047 * doc/tm.texi: Adjust documentation.
2048 * targhooks.c (default_autovectorize_vector_sizes): Add bool argument.
2049 * targhooks.h (default_autovectorize_vector_sizes): Likewise.
2050 * config/aarch64/aarch64.c (aarch64_autovectorize_vector_sizes): Add
2052 * config/arc/arc.c (arc_autovectorize_vector_sizes): Likewise.
2053 * config/arm/arm.c (arm_autovectorize_vector_sizes): Likewise.
2054 * config/mips/mips.c (mips_autovectorize_vector_sizes): Likewise.
2055 * config/i386/i386.c (ix86_autovectorize_vector_sizes): Likewise. If
2056 true and TARGET_AVX512F or TARGET_AVX, push 3 or 2 sizes even if
2057 preferred vector size is not 512-bit or 256-bit, just put those
2058 unpreferred ones last.
2060 2019-05-20 Martin Liska <mliska@suse.cz>
2062 * targhooks.c (default_libc_has_fast_function): New function.
2063 * targhooks.h (default_libc_has_fast_function): Likewise.
2065 2019-05-20 Martin Liska <mliska@suse.cz>
2068 * builtins.c (expand_builtin_memory_copy_args): When having a
2069 target with fast mempcpy implementation do now use memcpy.
2070 * config/i386/i386.c (ix86_libc_has_fast_function): New.
2071 (TARGET_LIBC_HAS_FAST_FUNCTION): Likewise.
2072 * doc/tm.texi: Likewise.
2073 * doc/tm.texi.in: Likewise.
2075 * expr.c (emit_block_move_hints): Add 2 new arguments.
2076 * expr.h (emit_block_move_hints): Bail out when libcall
2077 to memcpy would be used.
2079 2019-05-20 Martin Liska <mliska@suse.cz>
2081 * profile-count.c: Add vertical spacing in order
2082 to separate functions.
2083 * profile-count.h: Likewise.
2085 2019-05-20 Martin Liska <mliska@suse.cz>
2087 * profile-count.h: Do not use full qualified
2089 * profile-count.c (profile_count::to_frequency): Likewise.
2091 2019-05-20 Martin Liska <mliska@suse.cz>
2093 * profile-count.h (enum profile_quality): Use capital letters
2094 for enum value names. Use the adjusted names.
2095 * profile-count.c: Use the adjusted names.
2097 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2099 * config/rs6000/constraints.md (define_register_constraint "wH"):
2101 (define_register_constraint "wI"): Delete.
2102 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2103 RS6000_CONSTRAINT_wH and RS6000_CONSTRAINT_wI.
2104 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2105 (rs6000_init_hard_regno_mode_ok): Adjust.
2106 * config/rs6000/rs6000.md: Replace "wH" and "wI" constraints by "v"
2107 resp. "d", or with "wa" as appropriate, all with "p8v".
2108 * config/rs6000/vsx.md: Ditto.
2109 * doc/md.texi (Machine Constraints): Adjust.
2111 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2113 * config/rs6000/constraints.md (define_register_constraint "wy"):
2115 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2116 RS6000_CONSTRAINT_wy.
2117 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2118 (rs6000_init_hard_regno_mode_ok): Adjust.
2119 * config/rs6000/rs6000.md: Replace "wy" constraint by "wa" with "p8v".
2120 Use "<Fisa>" as "isa" in all alternatives that use "<Fv2>".
2121 (define_mode_attr Fisa): New.
2122 * config/rs6000/vsx.md: Replace "wy" constraint by "wa" with "p8v".
2123 * doc/md.texi (Machine Constraints): Adjust.
2125 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2127 * config/rs6000/constraints.md (define_register_constraint "wu"):
2129 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2130 RS6000_CONSTRAINT_wu.
2131 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2132 (rs6000_init_hard_regno_mode_ok): Adjust.
2133 * config/rs6000/rs6000.md: Replace "wu" constraint by "v" or "wa",
2135 (define_mode_attr Fa): Delete.
2136 * config/rs6000/vsx.md: Ditto.
2137 * doc/md.texi (Machine Constraints): Adjust.
2139 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2141 * config/rs6000/constraints.md (define_register_constraint "wJ"):
2143 (define_register_constraint "wK"): Delete.
2144 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2145 RS6000_CONSTRAINT_wJ and RS6000_CONSTRAINT_wK.
2146 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2147 (rs6000_init_hard_regno_mode_ok): Adjust.
2148 * config/rs6000/rs6000.md: Replace "wJ" constraint by "wI" with "p9v".
2149 Replace "wK" constraint by "wH" with "p9v".
2150 * config/rs6000/vsx.md: Ditto.
2151 * doc/md.texi (Machine Constraints): Adjust.
2153 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2155 * config/rs6000/constraints.md (define_register_constraint "wb"):
2157 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2158 RS6000_CONSTRAINT_wb.
2159 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2160 (rs6000_init_hard_regno_mode_ok): Adjust.
2161 * config/rs6000/rs6000.md: Replace "wb" constraint by "v" with "p9v".
2162 * config/rs6000/vsx.md: Ditto.
2163 * doc/md.texi (Machine Constraints): Adjust.
2165 2019-05-19 Segher Boessenkool <segher@kernel.crashing.org>
2167 * config/rs6000/constraints.md (define_register_constraint "wo"):
2169 * config/rs6000/rs6000.h (enum r6000_reg_class_enum): Delete
2170 RS6000_CONSTRAINT_wo.
2171 * config/rs6000/rs6000.c (rs6000_debug_reg_global): Adjust.
2172 (rs6000_init_hard_regno_mode_ok): Adjust.
2173 * config/rs6000/rs6000.md: Replace "wo" constraint by "wa" with "p9v".
2174 * config/rs6000/altivec.md: Ditto.
2175 * doc/md.texi (Machine Constraints): Adjust.
2177 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
2179 * config/darwin-c.c (darwin_register_objc_includes): Do not
2180 prepend the sysroot when building gnu-runtime header search
2183 2019-05-18 Iain Sandoe <iain@sandoe.co.uk>
2185 * config/darwin.c (darwin_file_end): Use switch_to_section ()
2186 instead of direct output of the asm.
2188 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
2190 * config/rs6000/rs6000.c (restore_saved_cr): Change a boolean
2191 argument to be type bool (was int before).
2192 (rs6000_emit_epilogue): Simplify some code. Declare some variables
2193 at first use. Use type bool for some variables. Fix a theoretical
2194 eh_return bug for svr4.
2196 2019-05-17 Segher Boessenkool <segher@kernel.crashing.org>
2198 * config/rs6000/rs6000.md (isa): New attribute.
2199 (enabled): New attribute.
2201 2019-05-17 Max Filippov <jcmvbkbc@gmail.com>
2203 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Call
2204 assemble_start_function and assemble_end_function.
2206 2019-05-17 Thomas Schwinge <thomas@codesourcery.com>
2209 * omp-general.c (oacc_verify_routine_clauses): Change formal
2210 parameters. Add checking if already marked with an OpenACC
2211 'routine' directive. Adjust all users.
2214 * omp-general.c (oacc_build_routine_dims): Move some of its
2216 (oacc_verify_routine_clauses): ... this new function.
2217 * omp-general.h (oacc_verify_routine_clauses): New prototype.
2219 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
2221 * config/rs6000/rs6000.c (machopic_output_stub): Adjust the
2222 formating of picbase labels to match other ports.
2224 2019-05-17 Iain Sandoe <iain@sandoe.co.uk>
2226 * config/rs6000/rs6000.c (macho_branch_islands): Fix bad indent
2227 in the generated code.
2229 2019-05-16 Martin Sebor <msebor@redhat.com>
2231 * builtins.c (expand_builtin_atomic_always_lock_free): Quote
2232 identifiers, keywords, operators, and types in diagnostics. Correct
2233 quoting, spelling, and sentence capitalization issues.
2234 (expand_builtin_atomic_is_lock_free): Same.
2235 (fold_builtin_next_arg): Same.
2236 * cfgexpand.c (expand_one_var): Same.
2237 (tree_conflicts_with_clobbers_p): Same.
2238 (expand_asm_stmt): Same.
2239 (verify_loop_structure): Same.
2240 * cgraphunit.c (process_function_and_variable_attributes): Same.
2241 * collect-utils.c (collect_execute): Same.
2242 * collect2.c (maybe_run_lto_and_relink): Same.
2243 (is_lto_object_file): Same.
2244 (scan_prog_file): Same.
2245 * convert.c (convert_to_real_1): Same.
2246 * dwarf2out.c (dwarf2out_begin_prologue): Same.
2247 * except.c (verify_eh_tree): Same.
2248 * gcc.c (execute): Same.
2249 (eval_spec_function): Same.
2250 (run_attempt): Same.
2251 (driver::set_up_specs): Same.
2252 (compare_debug_auxbase_opt_spec_function): Same.
2253 * gcov-tool.c (unlink_gcda_file): Same.
2256 * gcse.c (gcse_or_cprop_is_too_expensive): Same.
2257 * gimplify.c (gimplify_asm_expr): Same.
2258 (gimplify_adjust_omp_clauses): Same.
2259 * hsa-gen.c (gen_hsa_addr_insns): Same.
2260 (gen_hsa_insns_for_load): Same.
2261 (gen_hsa_cmp_insn_from_gimple): Same.
2262 (gen_hsa_insns_for_operation_assignment): Same.
2263 (gen_get_level): Same.
2264 (gen_hsa_alloca): Same.
2265 (omp_simple_builtin::generate): Same.
2266 (gen_hsa_atomic_for_builtin): Same.
2267 (gen_hsa_insns_for_call): Same.
2268 * input.c (dump_location_info): Same.
2269 * ipa-devirt.c (compare_virtual_tables): Same.
2270 * ira.c (ira_setup_eliminable_regset): Same.
2271 * lra-assigns.c (lra_assign): Same.
2272 * lra-constraints.c (lra_constraints): Same.
2273 * lto-streamer-in.c (lto_input_mode_table): Same.
2274 * lto-wrapper.c (get_options_from_collect_gcc_options): Same.
2275 (merge_and_complain): Same.
2276 (compile_offload_image): Same.
2277 (compile_images_for_offload_targets): Same.
2278 (debug_objcopy): Same.
2281 * opts.c (print_specific_help): Same.
2282 (parse_no_sanitize_attribute): Same.
2284 (handle_param): Same.
2285 * plugin.c (add_new_plugin): Same.
2286 (parse_plugin_arg_opt): Same.
2287 (try_init_one_plugin): Same.
2288 * print-rtl.c (debug_bb_n_slim): Quote identifiers, keywords,
2289 operators, and types in diagnostics. Correct quoting and spelling
2291 * read-rtl-function.c (parse_edge_flag_token): Same.
2292 (function_reader::parse_enum_value): Same.
2293 * reg-stack.c (check_asm_stack_operands): Same.
2294 * regcprop.c (validate_value_data): Same.
2295 * sched-rgn.c (make_pass_sched_fusion): Same.
2296 * stmt.c (check_unique_operand_names): Same.
2297 * targhooks.c (default_target_option_pragma_parse): Same.
2298 * tlink.c (recompile_files): Same.
2299 * toplev.c (process_options): Same.
2301 * trans-mem.c (diagnose_tm_1): Same.
2302 (ipa_tm_scan_irr_block): Same.
2303 (ipa_tm_diagnose_transaction): Same.
2304 * tree-cfg.c (verify_address): Same. Use get_tree_code_name to
2305 format a tree code name in a diagnostic.
2306 (verify_types_in_gimple_min_lval): Same.
2307 (verify_types_in_gimple_reference): Same.
2308 (verify_gimple_call): Same.
2309 (verify_gimple_assign_unary): Same.
2310 (verify_gimple_assign_binary): Same.
2311 (verify_gimple_assign_ternary): Same.
2312 (verify_gimple_assign_single): Same.
2313 (verify_gimple_switch): Same.
2314 (verify_gimple_label): Same.
2315 (verify_gimple_phi): Same.
2316 (verify_gimple_in_seq): Same.
2317 (verify_eh_throw_stmt_node): Same.
2318 (collect_subblocks): Same.
2319 (gimple_verify_flow_info): Same.
2320 (do_warn_unused_result): Same.
2321 * tree-inline.c (expand_call_inline): Same.
2322 * tree-into-ssa.c (update_ssa): Same.
2323 * tree.c (tree_int_cst_elt_check_failed): Same.
2324 (tree_vec_elt_check_failed): Same.
2325 (omp_clause_operand_check_failed): Same.
2326 (verify_type_variant): Same.
2327 (verify_type): Same.
2328 * value-prof.c (verify_histograms): Same.
2329 * varasm.c (assemble_start_function): Same.
2331 2019-05-16 Martin Sebor <msebor@redhat.com>
2333 * config/i386/i386-expand.c (get_element_number): Quote keywords
2334 and other internal names in diagnostics. Adjust other diagnostic
2335 formatting issues noted by -Wformat-diag.
2336 * config/i386/i386-features.c
2337 (ix86_mangle_function_version_assembler_name): Same.
2338 * config/i386/i386-options.c (ix86_handle_abi_attribute): Same.
2339 * config/i386/i386.c (ix86_function_type_abi): Same.
2340 (ix86_function_ms_hook_prologue): Same.
2341 (classify_argument): Same.
2342 (ix86_expand_prologue): Same.
2343 (ix86_md_asm_adjust): Same.
2344 (ix86_memmodel_check): Same.
2346 2019-05-17 Dragan Mladjenovic <dmladjenovic@wavecomp.com>
2348 * config/mips/mips.c (mips_dwarf_frame_reg_mode): Replace
2349 TARGET_FLOAT64 with !TARGET_FLOAT32, thus handling both fp64
2352 2019-05-17 H.J. Lu <hongjiu.lu@intel.com>
2355 * config/i386/i386-expand.c (ix86_expand_builtin): Enable MMX
2356 intrinsics without SSE/SSE2/SSSE3.
2357 * config/i386/mmx.md (mmx_uavgv8qi3): Restore TARGET_3DNOW
2359 (*mmx_uavgv8qi3): Likewise.
2361 2019-05-17 Richard Biener <rguenther@suse.de>
2363 * gimple-pretty-print.c (dump_ternary_rhs): Handle dumping
2364 VEC_PERM_EXPR as __VEC_PERM with -gimple.
2366 2019-05-17 Andreas Krebbel <krebbel@linux.ibm.com>
2368 * config/s390/s390-builtins.def (s390_vec_sldw_*): Use the
2369 vec_sldw insn pattern.
2371 2019-05-17 Richard Biener <rguenther@suse.de>
2373 * ccmp.c (expand_ccmp_expr_1): Do not use gimple_assign_rhs_to_tree.
2375 2019-05-17 Martin Liska <mliska@suse.cz>
2378 * toplev.c (output_stack_usage): With LTO and sanitizer it
2379 happens that a global ctor (_GLOBAL__sub_I_00099_0_main)
2380 has no file location.
2382 2019-05-16 Jakub Jelinek <jakub@redhat.com>
2385 * tree-ssa-scopedtables.c (equal_mem_array_ref_p): Don't assert that
2386 sz0 is equal to sz1, instead return false in that case.
2388 * omp-low.c (lower_rec_input_clauses): If OMP_CLAUSE_IF
2389 has non-constant expression, force sctx.lane and use two
2390 argument IFN_GOMP_SIMD_LANE instead of single argument.
2391 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Don't DCE
2392 two argument IFN_GOMP_SIMD_LANE without lhs.
2393 * tree-vectorizer.h (struct _loop_vec_info): Add simd_if_cond
2395 (LOOP_VINFO_SIMD_IF_COND, LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND):
2397 (LOOP_REQUIRES_VERSIONING): Or in
2398 LOOP_REQUIRES_VERSIONING_FOR_SIMD_IF_COND.
2399 * tree-vect-loop.c (_loop_vec_info::_loop_vec_info): Initialize
2401 (vect_analyze_loop_2): Punt if LOOP_VINFO_SIMD_IF_COND is constant 0.
2402 * tree-vect-loop-manip.c (vect_loop_versioning): Add runtime check
2403 from simd if clause if needed.
2405 2019-05-16 Richard Biener <rguenther@suse.de>
2407 * tree-affine.c (expr_to_aff_combination): New function split
2409 (tree_to_aff_combination): ... here.
2410 (aff_combination_expand): Avoid building a GENERIC tree.
2412 2019-05-16 Max Filippov <jcmvbkbc@gmail.com>
2414 * cgraphunit.c (cgraph_node::expand_thunk): Remove
2415 assemble_start_function and assemble_end_function calls.
2416 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Call
2417 assemble_start_function and assemble_end_function.
2418 * config/arc/arc.c (arc_output_mi_thunk): Likewise.
2419 * config/arm/arm.c (arm_output_mi_thunk): Likewise.
2420 * config/bfin/bfin.c (bfin_output_mi_thunk): Likewise.
2421 * config/c6x/c6x.c (c6x_output_mi_thunk): Likewise.
2422 * config/cris/cris.c (cris_asm_output_mi_thunk): Likewise.
2423 * config/csky/csky.c (csky_output_mi_thunk): Likewise.
2424 * config/epiphany/epiphany.c (epiphany_output_mi_thunk): Likewise.
2425 * config/frv/frv.c (frv_asm_output_mi_thunk): Likewise.
2426 * config/i386/i386.c (x86_output_mi_thunk): Likewise.
2427 * config/ia64/ia64.c (ia64_output_mi_thunk): Likewise.
2428 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
2429 * config/microblaze/microblaze.c (microblaze_asm_output_mi_thunk):
2431 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
2432 * config/mmix/mmix.c (mmix_asm_output_mi_thunk): Likewise.
2433 * config/mn10300/mn10300.c (mn10300_asm_output_mi_thunk): Likewise.
2434 * config/nds32/nds32.c (nds32_asm_output_mi_thunk): Likewise.
2435 * config/nios2/nios2.c (nios2_asm_output_mi_thunk): Likewise.
2436 * config/or1k/or1k.c (or1k_output_mi_thunk): Likewise.
2437 * config/pa/pa.c (pa_asm_output_mi_thunk): Likewise.
2438 * config/riscv/riscv.c (riscv_output_mi_thunk): Likewise.
2439 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
2440 * config/s390/s390.c (s390_output_mi_thunk): Likewise.
2441 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
2442 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
2443 * config/spu/spu.c (spu_output_mi_thunk): Likewise.
2444 * config/stormy16/stormy16.c (xstormy16_asm_output_mi_thunk):
2446 * config/tilegx/tilegx.c (tilegx_output_mi_thunk): Likewise.
2447 * config/tilepro/tilepro.c (tilepro_asm_output_mi_thunk): Likewise.
2448 * config/vax/vax.c (vax_output_mi_thunk): Likewise.
2450 2019-05-16 Jan Hubicka <hubicka@ucw.cz>
2452 * tree-ssa-alias.c (alias_stats): Add
2453 aliasing_component_refs_p_may_alias and
2454 aliasing_component_refs_p_no_alias.
2455 (dump_alias_stats): Print aliasing_component_refs_p stats.
2456 (aliasing_component_refs_p): Update stats.
2458 2019-05-16 Martin Liska <mliska@suse.cz>
2461 * multiple_target.c (expand_target_clones): Do not allow
2462 target_clones being used with a symbol that is an alias.
2464 2019-05-16 Vladislav Ivanishin <vlad@ispras.ru>
2466 PR tree-optimization/90394
2467 * tree-ssa-uninit.c (is_pred_expr_subset_of): Potentially give false
2468 positives rather than ICE for cases where (code2 == NE_EXPR
2469 && code1 == BIT_AND_EXPR).
2471 2019-05-16 Jakub Jelinek <jakub@redhat.com>
2474 * tree-core.h (struct tree_decl_common): Document
2475 decl_nonshareable_flag for PARM_DECLs.
2476 * tree.h (DECL_HIDDEN_STRING_LENGTH): Define.
2477 * calls.c (expand_call): Don't try tail call if caller
2478 has any DECL_HIDDEN_STRING_LENGTH PARM_DECLs that are or might be
2479 passed on the stack and callee needs to pass any arguments on the
2481 * tree-streamer-in.c (unpack_ts_decl_common_value_fields): Use
2482 else if instead of series of mutually exclusive ifs. Handle
2483 DECL_HIDDEN_STRING_LENGTH for PARM_DECLs.
2484 * tree-streamer-out.c (pack_ts_decl_common_value_fields): Likewise.
2486 * lto-streamer.h (LTO_major_version): Bump to 9.
2488 2019-05-16 Jun Ma <JunMa@linux.alibaba.com>
2490 PR tree-optimization/90106
2491 * tree-call-cdce.c (shrink_wrap_one_built_in_call_with_conds): Add
2492 new parameter as new internal function call, also move it to new
2494 (use_internal_fn): Pass internal function call to
2495 shrink_wrap_one_built_in_call_with_conds.
2497 2019-05-15 Jakub Jelinek <jakub@redhat.com>
2499 * omp-low.c (lower_rec_input_clauses): For if (0) or simdlen (1) set
2501 * omp-expand.c (expand_omp_simd): For if (0) or simdlen (1) clear
2502 safelen_int and set loop->dont_vectorize.
2504 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2507 * config/i386/i386-builtin.def: Enable MMX intrinsics with
2509 * config/i386/i386-builtins.c (ix86_init_mmx_sse_builtins):
2511 * config/i386/i386-expand.c (ix86_expand_builtin): Allow
2512 SSE/SSE2/SSSE3 to emulate MMX intrinsics with TARGET_MMX_WITH_SSE.
2513 * config/i386/mmintrin.h: Only require SSE2 if __MMX_WITH_SSE__
2516 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2519 * config/i386/mmx.md (*vec_dupv2sf): Changed to
2520 define_insn_and_split to support SSE emulation.
2521 (*vec_extractv2sf_0): Likewise.
2522 (*vec_extractv2sf_1): Likewise.
2523 (*vec_extractv2si_0): Likewise.
2524 (*vec_extractv2si_1): Likewise.
2525 (*vec_extractv2si_zext_mem): Likewise.
2526 (vec_setv2sf): Also allow TARGET_MMX_WITH_SSE.
2527 (vec_extractv2sf_1 splitter): Likewise.
2528 (vec_extractv2sfsf): Likewise.
2529 (vec_setv2si): Likewise.
2530 (vec_extractv2si_1 splitter): Likewise.
2531 (vec_extractv2sisi): Likewise.
2532 (vec_setv4hi): Likewise.
2533 (vec_extractv4hihi): Likewise.
2534 (vec_setv8qi): Likewise.
2535 (vec_extractv8qiqi): Likewise.
2536 (vec_extractv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
2537 TARGET_MMX_WITH_SSE ix86_expand_vector_extract.
2538 (vec_extractv2sisi): Likewise.
2539 (vec_extractv4hihi): Likewise.
2540 (vec_extractv8qiqi): Likewise.
2541 (vec_initv2sfsf): Also allow TARGET_MMX_WITH_SSE. Pass
2542 TARGET_MMX_WITH_SSE to ix86_expand_vector_init.
2543 (vec_initv2sisi): Likewise.
2544 (vec_initv4hihi): Likewise.
2545 (vec_initv8qiqi): Likewise.
2546 (vec_setv2si): Also allow TARGET_MMX_WITH_SSE. Pass
2547 TARGET_MMX_WITH_SSE to ix86_expand_vector_set.
2548 (vec_setv4hi): Likewise.
2549 (vec_setv8qi): Likewise.
2551 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2554 * config/i386/mmx.md (MMXMODE:mov<mode>): Also allow
2555 TARGET_MMX_WITH_SSE.
2556 (MMXMODE:*mov<mode>_internal): Likewise.
2557 (MMXMODE:movmisalign<mode>): Likewise.
2559 2019-05-15 Uroš Bizjak <ubizjak@gmail.com>
2562 * config/i386/i386.md (*zero_extendsidi2): Add mmx_isa attribute.
2563 * config/i386/sse.md (sse2_cvtpi2pd): Ditto.
2564 (sse2_cvtpd2pi): Ditto.
2565 (sse2_cvttpd2pi): Ditto.
2566 (*vec_concatv2sf_sse4_1): Ditto.
2567 (*vec_concatv2sf_sse): Ditto.
2568 (*vec_concatv2si_sse4_1): Ditto.
2569 (*vec_concatv2si): Ditto.
2570 (*vec_concatv4si_0): Ditto.
2571 (*vec_concatv2di_0): Ditto.
2573 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2576 * config/i386/sse.md (abs<mode>2): Add SSE emulation.
2578 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2581 * config/i386/sse.md (ssse3_palignrdi): Changed to
2582 define_insn_and_split to support SSE emulation.
2584 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2587 * config/i386/sse.md (ssse3_psign<mode>3): Add SSE emulation.
2589 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2592 * config/i386/sse.md (ssse3_pshufbv8qi3): Changed to
2593 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
2596 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2599 * config/i386/sse.md (ssse3_pmulhrswv4hi3): Require TARGET_MMX
2600 or TARGET_MMX_WITH_SSE.
2601 (*ssse3_pmulhrswv4hi3): Add SSE emulation.
2603 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2606 * config/i386/sse.md (ssse3_pmaddubsw): Add SSE emulation.
2608 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2611 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>dv2si3):
2612 Changed to define_insn_and_split to support SSE emulation.
2614 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2617 * config/i386/sse.md (ssse3_ph<plusminus_mnemonic>wv4hi3):
2618 Changed to define_insn_and_split to support SSE emulation.
2620 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2623 * config/i386/mmx.md (mmx_<emms>): Renamed to ...
2624 (*mmx_<emms>): This.
2625 (mmx_<emms>): New expander.
2627 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2630 * config/i386/mmx.md (sse2_umulv1siv1di3): Add SSE emulation
2632 (*sse2_umulv1siv1di3): Add SSE2 emulation.
2634 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2637 * config/i386/mmx.md (sse_movntq): Add SSE2 emulation.
2639 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2642 * config/i386/mmx.md (mmx_psadbw): Add SSE emulation.
2644 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2647 * config/i386/mmx.md (mmx_uavgv4hi3): Also check TARGET_MMX and
2648 TARGET_MMX_WITH_SSE.
2649 (*mmx_uavgv4hi3): Add SSE emulation.
2651 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2654 * config/i386/mmx.md (mmx_uavgv8qi3): Also check TARGET_MMX
2655 and TARGET_MMX_WITH_SSE.
2656 (*mmx_uavgv8qi3): Add SSE emulation.
2658 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2661 * config/i386/xmmintrin.h: Emulate MMX maskmovq with SSE2
2662 maskmovdqu for __MMX_WITH_SSE__.
2664 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2667 * config/i386/mmx.md (mmx_umulv4hi3_highpart): Also check
2668 TARGET_MMX and TARGET_MMX_WITH_SSE.
2669 (*mmx_umulv4hi3_highpart): Add SSE emulation.
2671 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2674 * config/i386/mmx.md (mmx_pmovmskb): Changed to
2675 define_insn_and_split to support SSE emulation.
2677 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2680 * config/i386/mmx.md (mmx_<code>v4hi3): Also check TARGET_MMX
2681 and TARGET_MMX_WITH_SSE.
2682 (mmx_<code>v8qi3): Likewise.
2683 (smaxmin:<code>v4hi3): New.
2684 (umaxmin:<code>v8qi3): Likewise.
2685 (smaxmin:*mmx_<code>v4hi3): Add SSE emulation.
2686 (umaxmin:*mmx_<code>v8qi3): Likewise.
2688 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2691 * config/i386/mmx.md (mmx_pinsrw): Also check TARGET_MMX and
2692 TARGET_MMX_WITH_SSE.
2693 (*mmx_pinsrw): Add SSE emulation.
2695 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2698 * config/i386/mmx.md (mmx_pextrw): Add SSE emulation.
2700 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2703 * config/i386/sse.md (sse_cvtpi2ps): Changed to
2704 define_insn_and_split. Also allow TARGET_MMX_WITH_SSE. Add
2707 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2710 * config/i386/sse.md (sse_cvtps2pi): Add SSE emulation.
2711 (sse_cvttps2pi): Likewise.
2713 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2716 * config/i386/mmx.md (mmx_pshufw): Also check TARGET_MMX and
2717 TARGET_MMX_WITH_SSE.
2718 (mmx_pshufw_1): Add SSE emulation.
2719 (*vec_dupv4hi): Changed to define_insn_and_split and also allow
2720 TARGET_MMX_WITH_SSE to support SSE emulation.
2722 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2725 * config/i386/constraints.md (Yw): New constraint.
2726 * config/i386/mmx.md (*vec_dupv2si): Changed to
2727 define_insn_and_split and also allow TARGET_MMX_WITH_SSE to
2728 support SSE emulation.
2730 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2733 * config/i386/mmx.md (mmx_eq<mode>3): Also allow
2734 TARGET_MMX_WITH_SSE.
2735 (*mmx_eq<mode>3): Also allow TARGET_MMX_WITH_SSE. Add SSE
2737 (mmx_gt<mode>3): Likewise.
2739 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2742 * config/i386/mmx.md (mmx_andnot<mode>3): Also allow
2743 TARGET_MMX_WITH_SSE. Add SSE support.
2745 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2748 * config/i386/mmx.md (any_logic:mmx_<code><mode>3): Also allow
2749 TARGET_MMX_WITH_SSE.
2750 (any_logic:<code><mode>3): New.
2751 (any_logic:*mmx_<code><mode>3): Also allow TARGET_MMX_WITH_SSE.
2754 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2757 * config/i386/mmx.md (mmx_ashr<mode>3): Also allow
2758 TARGET_MMX_WITH_SSE. Add SSE emulation.
2759 (mmx_<shift_insn><mode>3): Likewise.
2761 (<shift_insn><mode>3): Likewise.
2763 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2766 * config/i386/mmx.md (mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE.
2767 (*mmx_pmaddwd): Also allow TARGET_MMX_WITH_SSE. Add SSE support.
2769 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2772 * config/i386/mmx.md (mmx_smulv4hi3_highpart): Also allow
2773 TARGET_MMX_WITH_SSE.
2774 (*mmx_smulv4hi3_highpart): Also allow TARGET_MMX_WITH_SSE. Add
2777 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2780 * config/i386/mmx.md (mmx_mulv4hi3): Also allow
2781 TARGET_MMX_WITH_SSE.
2783 (*mmx_mulv4hi3): Also allow TARGET_MMX_WITH_SSE. Add SSE
2786 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2789 * config/i386/mmx.md (MMXMODEI8): Require TARGET_SSE2 for V1DI.
2790 (plusminus:mmx_<plusminus_insn><mode>3): Check
2791 TARGET_MMX_WITH_SSE.
2792 (sat_plusminus:mmx_<plusminus_insn><mode>3): Likewise.
2793 (<plusminus_insn><mode>3): New.
2794 (*mmx_<plusminus_insn><mode>3): Add SSE emulation.
2795 (*mmx_<plusminus_insn><mode>3): Likewise.
2797 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2800 * config/i386/i386-expand.c (ix86_split_mmx_punpck): New function.
2801 * config/i386/i386-protos.h (ix86_split_mmx_punpck): New
2803 * config/i386/mmx.m (mmx_punpckhbw): Changed to
2804 define_insn_and_split to support SSE emulation.
2805 (mmx_punpcklbw): Likewise.
2806 (mmx_punpckhwd): Likewise.
2807 (mmx_punpcklwd): Likewise.
2808 (mmx_punpckhdq): Likewise.
2809 (mmx_punpckldq): Likewise.
2811 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2812 Uros Bizjak <ubizjak@gmail.com>
2815 * config/i386/i386-expand.c (ix86_move_vector_high_sse_to_mmx):
2817 (ix86_split_mmx_pack): Likewise.
2818 * config/i386/i386-protos.h (ix86_move_vector_high_sse_to_mmx):
2820 (ix86_split_mmx_pack): Likewise.
2821 * config/i386/i386.md (mmx_isa): New.
2822 (enabled): Also check mmx_isa.
2823 * config/i386/mmx.md (any_s_truncate): New code iterator.
2824 (s_trunsuffix): New code attr.
2825 (mmx_packsswb): Removed.
2826 (mmx_packssdw): Likewise.
2827 (mmx_packuswb): Likewise.
2828 (mmx_pack<s_trunsuffix>swb): New define_insn_and_split to emulate
2829 MMX packsswb/packuswb with SSE2.
2830 (mmx_packssdw): Likewise.
2831 * config/i386/predicates.md (register_mmxmem_operand): New.
2833 2019-05-15 H.J. Lu <hongjiu.lu@intel.com>
2836 * config/i386/i386-c.c (ix86_target_macros_internal): Define
2837 __MMX_WITH_SSE__ for TARGET_MMX_WITH_SSE.
2838 * config/i386/i386.c (ix86_set_reg_reg_cost): Add support for
2839 TARGET_MMX_WITH_SSE with VALID_MMX_REG_MODE.
2840 (ix86_vector_mode_supported_p): Likewise.
2841 * config/i386/i386.h (TARGET_MMX_WITH_SSE): New.
2843 2019-05-15 Martin Liska <mliska@suse.cz>
2846 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
2849 2019-05-15 Richard Biener <rguenther@suse.de>
2851 * tree-into-ssa.c (pass_build_ssa::execute): Run
2852 update_address_taken before going into SSA.
2854 2019-05-15 Richard Biener <rguenther@suse.de>
2856 * tree-pretty-print.c (dump_generic_node): Dump BIT_FIELD_REF
2857 as __BIT_FIELD_REF with type with -gimple.
2859 2019-05-15 Vladislav Ivanishin <vlad@ispras.ru>
2861 * tree-ssa-uninit.c (is_value_included_in): Remove is_unsigned and merge
2862 semantically equivalent branches (left over after prior refactorings).
2864 2019-05-15 Richard Biener <rguenther@suse.de>
2866 PR tree-optimization/88828
2867 * tree-ssa-forwprop.c (simplify_vector_constructor): Fix
2870 2019-05-14 Richard Biener <rguenther@suse.de>
2872 * tree-pretty-print.c (dump_generic_node): Dump VIEW_CONVERT_EXPR
2873 as __VIEW_CONVERT with -gimple.
2875 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
2878 * config/i386/darwin.h (CC1_SPEC): Report -mx32 as an error for
2881 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
2883 * config/rs6000/rs6000.md (eh_set_lr_<mode>): Merge with following
2884 define_split to become a define_insn_and_split.
2886 2019-05-14 Segher Boessenkool <segher@kernel.crashing.org>
2888 * config/rs6000/rs6000-protos.h (rs6000_emit_epilogue): Change
2890 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Change arguments.
2891 * config/rs6000/rs6000.md (epilogue_type): New define_enum.
2892 (sibcall_epilogue): Adjust.
2895 2019-05-14 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
2897 * config.gcc: Move *-*-solaris2.10* from obsolete configurations
2898 to unsupported ones.
2899 Simplify x86_64-*-solaris2.1[0-9]* to x86_64-*-solaris2*.
2900 * config.host: Likewise.
2901 * config/i386/sol2.h (ASM_COMMENT_START): Remove.
2902 * config/sparc/driver-sparc.c (host_detect_local_cpu) [__sun__ &&
2903 __svr4__]: Remove "brand" fallback.
2904 [!KSTAT_DATA_STRING]: Remove.
2905 * configure.ac (gcc_cv_ld_hidden): Simplify *-*-solaris2.1[0-9]*
2907 (comdat_group): Likewise.
2908 (set_have_as_tls): Likewise.
2909 (gcc_cv_target_dl_iterate_phdr): Likewise.
2910 (gcc_cv_as_shf_merge): Remove Solaris 10/x86 workaround.
2911 (gcc_cv_ld_aligned_shf_merge): Remove Solaris 10/SPARC workaround.
2912 * configure: Regenerate.
2913 * doc/install.texi: Simplify Solaris target triplets.
2914 (Specific, i?86-*-solaris2*): Remove Solaris 10 references.
2915 (Specific, *-*-solaris2*): Document Solaris 10 removal.
2916 Remove Solaris 10 references.
2917 Remove obsolete Solaris bug reference.
2918 (Specific, sparc-sun-solaris2.10): Remove.
2920 2019-05-14 Uroš Bizjak <ubizjak@gmail.com>
2922 * config/i386/i386.md (any_div): New code iterator.
2923 (paired_mod): New code attribute.
2924 (sgnprefix): Handle DIV and UDIV RTXes.
2926 (<u>divmod<mode>4): Macroize expander from divmod<mode>4
2927 and udivmod<mode>4 patterns using any_div code iterator.
2928 (divmod splitters): Macroize splitters using any_div code iterator.
2929 (*udivmodsi4_pow2_zext_1): Use exactl_log2 in insn condition.
2930 (*udivmodsi4_pow2_zext_2): Ditto.
2931 (*<u>divmod<mode>4_noext): Macroize insn from *divmod<mode>4_noext
2932 and *udivmod<mode>4_noext patterns using any_div code iterator.
2933 (*<u>divmod<mode>4_noext_zext_1): Macroize insn from
2934 *divmod<mode>4_noext_zext_1 and *udivmod<mode>4_noext_zext_1
2935 patterns using any_div code iterator.
2936 (*<u>divmod<mode>4_noext_zext_2): Macroize insn from
2937 *divmod<mode>4_noext_zext_2 and *udivmod<mode>4_noext_zext_2
2938 patterns using any_div code iterator.
2939 (<u>divmodhiqi3): Macroize insn from divmodhiqi3 and
2940 udivmodhiqi3 patterns using any_extend code iterator.
2942 2019-05-14 Richard Biener <rguenther@suse.de>
2943 H.J. Lu <hongjiu.lu@intel.com>
2945 PR tree-optimization/88828
2946 * tree-ssa-forwprop.c (simplify_vector_constructor): Handle
2947 permuting in a single non-constant element not extracted
2950 2019-05-14 Przemyslaw Wirkus <przemyslaw.wirkus@arm.com>
2952 * internal-fn.def (SIGNBIT): New.
2953 * config/aarch64/aarch64-simd.md (signbitv2sf2): New expand
2955 (signbitv4sf2): Likewise.
2957 2019-05-14 Chenghua Xu <paul.hua.gm@gmail.com>
2960 * config/mips/mips.c (mips_split_move): Skip forward SRC into
2961 next insn when the SRC reg is dead.
2963 2019-05-14 Bin Cheng <bin.cheng@linux.alibaba.com>
2965 * gimple-ssa-strength-reduction.c (lookup_cand): Adjust index by 1.
2966 (alloc_cand_and_find_basis): Ditto.
2967 (backtrace_base_for_ref, create_mul_ssa_cand): Remove if-then-else.
2968 (create_mul_imm_cand, create_add_ssa_cand): Ditto.
2969 (create_add_imm_cand, slsr_process_cast): Ditto.
2970 (slsr_process_copy, replace_mult_candidate): Ditto.
2971 (replace_rhs_if_not_dup, replace_one_candidate): Ditto.
2972 (dump_cand_vec, analyze_candidates_and_replace): Skip NULL element.
2973 (pass_strength_reduction::execute): Init the first NULL element.
2975 2019-05-13 Nathan Sidwell <nathan@acm.org>
2977 * gcc.c (execute): Simplify cond-expr into if. Reformat comment.
2978 (run_attempt): Reformat line break.
2980 2019-05-13 David Edelsohn <dje.gcc@gmail.com>
2983 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Don't load EH
2984 data registers in sibcall epilogues.
2985 Don't add EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
2987 2019-05-13 Uroš Bizjak <ubizjak@gmail.com>
2990 * configure.ac (--enable-frame-pointer):
2991 Disable by default for cygwin and mingw.
2992 * configure: Regenerate.
2994 2019-05-13 Nathan Sidwell <nathan@acm.org>
2996 * dwarf2out.c (breakout_comdat_types): Move comment to correct
2998 (const_ok_for_output_1): Balance parens around #if/#else/#endif
2999 (gen_member_die): Move abstract origin check earlier. Only VARs
3000 can be static_inline_p. Simplify splicing control flow.
3002 2019-05-13 Richard Biener <rguenther@suse.de>
3004 * tree-vect-slp.c (vect_get_and_check_slp_defs): Handle
3006 (vect_build_slp_tree_1): Likewise.
3008 2019-05-13 Richard Biener <rguenther@suse.de>
3010 PR tree-optimization/90402
3011 * tree-if-conv.c (tree_if_conversion): Value number only
3012 the loop body by making the latch an exit of the region
3014 * tree-ssa-sccvn.c (process_bb): Add flag whether to skip
3016 (do_rpo_vn): Deal with multiple edges into the entry block
3017 that are not backedges inside the region by skipping PHIs
3020 2019-05-13 Richard Biener <rguenther@suse.de>
3022 PR tree-optimization/90316
3023 * tree-ssa-pre.c (insert_aux): Fold into ...
3024 (insert): ... this function. Use a RPO walk to reduce the
3025 number of required iterations.
3027 2019-05-13 Martin Liska <mliska@suse.cz>
3029 PR tree-optimization/90416
3030 * tree-vect-stmts.c (vect_check_load_store_mask): Concatenate
3031 string instead of passing the second part as va_arg argument.
3033 2019-05-13 Martin Liska <mliska@suse.cz>
3035 PR gcov-profile/90380
3036 * gcov.c (handle_cycle): Do not support zero cycle count,
3037 it should not be possible.
3038 (path_contains_zero_cycle_arc): New function.
3039 (circuit): Ignore zero cycle arc counts.
3041 2019-05-13 Martin Liska <mliska@suse.cz>
3043 PR gcov-profile/90380
3044 * gcov.c (enum loop_type): Remove the enum and
3046 (handle_cycle): Assert that we should not reach
3048 (circuit): Use loop_found instead of a tri-state loop_type.
3049 (get_cycles_count): Do not handle NEGATIVE_LOOP as it can't
3052 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
3055 * config/i386/i386.c (ix86_output_jmp_thunk_or_indirect): New.
3056 (ix86_output_indirect_branch_via_reg): Use output mechanism
3057 accounting for __USER_LABEL_PREFIX__.
3058 (ix86_output_indirect_branch_via_push): Likewise.
3059 (ix86_output_function_return): Likewise.
3060 (ix86_output_indirect_function_return): Likewise.
3062 2019-05-12 Richard Sandiford <richard.sandiford@arm.com>
3064 * doc/md.texi: Document use of code attributes in rtx patterns.
3065 * read-md.h (rtx_reader::rtx_alloc_for_name): New member function.
3066 * read-rtl.c (find_code): Split out search loops into...
3067 (maybe_find_code): ...this new function.
3068 (check_code_iterator): Make the error message more informative.
3069 (check_code_attribute): New function.
3070 (rtx_reader::rtx_alloc_for_name): Likewise.
3071 (rtx_reader::read_rtx_code): Use rtx_alloc_for_name.
3072 * config/aarch64/predicates.md (aarch64_smin, aarch64_umin): Delete.
3073 * config/aarch64/aarch64-simd.md (*aarch64_<su>abd<mode>_3): Use
3074 <max_opp> directly as an rtx code instead of via a match_operator.
3075 * config/aarch64/aarch64-sve.md (aarch64_<su>abd<mode>_3): Likewise.
3076 (<su>abd<mode>_3): Update accordingly.
3078 2019-05-12 Iain Sandoe <iain@sandoe.co.uk>
3080 * config/rs6000/rs6000.c (debug_stack_info): When -mdebug=stack
3081 is given, print the state of the EH "save world" computation for
3084 2019-05-11 Jakub Jelinek <jakub@redhat.com>
3087 * config/aarch64/aarch64.c (aarch64_expand_epilogue): Don't add
3088 EH_RETURN_STACKADJ_RTX to sp in sibcall epilogues.
3090 2019-05-11 Uroš Bizjak <ubizjak@gmail.com>
3092 * config/i386/i386.md (floatdi<X87MODEF:mode>2_i387_with_xmm):
3093 Use pinsrd for TARGET_SSE4_1.
3094 * config/i386/sse.md (movdi_to_sse): Ditto.
3096 2019-05-10 Richard Biener <rguenther@suse.de>
3098 * tree-ssa-sccvn.c (visit_reference_op_call): Initialize value-id.
3099 (do_rpo_vn): Initialize next_value_id.
3101 2019-05-10 Martin Liska <mliska@suse.cz>
3103 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
3106 2019-05-10 Jakub Jelinek <jakub@redhat.com>
3108 PR tree-optimization/90385
3109 * tree-parloops.c (try_create_reduction_list): Punt on non-SSA_NAME
3110 arguments of the exit phis.
3113 * tree-inline.h (struct copy_body_data): Add do_not_fold member.
3114 * tree-inline.c (remap_gimple_op_r): Avoid folding expressions if
3116 (copy_tree_body_r): Likewise.
3117 (copy_fn): Set id.do_not_fold to true.
3119 2019-05-10 Martin Liska <mliska@suse.cz>
3121 * config/i386/i386-expand.c (ix86_expand_floorceildf_32):
3122 Reapply changes from r269790.
3124 2019-05-10 Martin Liska <mliska@suse.cz>
3127 * doc/invoke.texi: New params.
3128 * params.def (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SIZE): New.
3129 (PARAM_JUMP_TABLE_MAX_GROWTH_RATIO_FOR_SPEED): Likewise.
3130 * tree-switch-conversion.c (jump_table_cluster::can_be_handled):
3132 * tree-switch-conversion.h (struct jump_table_cluster):
3135 2019-05-09 Segher Boessenkool <segher@kernel.crashing.org>
3137 * combine.c (combine_simplify_rtx): Don't make IF_THEN_ELSE RTL.
3139 2019-05-09 Bill Schmidt <wschmidt@linux.ibm.com>
3141 * doc/loop.texi: Remove reference to FOR_EACH_LOOP_BREAK.
3143 2019-05-09 Alexander Monakov <amonakov@ispras.ru>
3145 PR rtl-optimization/88879
3146 * sel-sched.c (sel_target_adjust_priority): Remove assert.
3148 2019-05-09 Richard Earnshaw <rearnsha@arm.com>
3151 * config/arm/arm.c (callee_saved_reg_p): Move before
3152 thumb_find_work_register.
3153 (thumb1_prologue_unused_call_clobbered_lo_regs): Move before
3154 thumb_find_work_register. Only call df_get_live_out once.
3155 (thumb1_epilogue_unused_call_clobbered_lo_regs): Likewise.
3156 (thumb_find_work_register): Use
3157 thumb1_prologue_unused_call_clobbered_lo_regs instead of ad hoc
3158 algorithms to locate a spare call clobbered reg.
3160 2019-05-09 Martin Liska <mliska@suse.cz>
3162 * gimple-pretty-print.c (dump_binary_rhs): Dump MIN_EXPR
3163 and MAX_EXPR in GIMPLE FE format.
3165 2019-05-09 Martin Liska <mliska@suse.cz>
3167 * tree-cfg.c (dump_function_to_file): Dump entry BB count.
3168 * gimple-pretty-print.c (dump_gimple_bb_header):
3170 (pp_cfg_jump): Dump edge probability.
3171 * profile-count.c (profile_quality_as_string): Simplify
3172 with a static array.
3173 (parse_profile_quality): New function.
3174 (profile_count::dump): Simplify with a static array.
3175 (profile_count::from_gcov_type): Add new argument.
3176 * profile-count.h (parse_profile_quality): Likewise.
3177 * predict.h (set_hot_bb_threshold): New.
3178 * params.def (PARAM_GIMPLE_FE_COMPUTED_HOT_BB_THRESHOLD):
3180 * predict.c (get_hot_bb_threshold): Set from the new param.
3181 (set_hot_bb_threshold): New.
3183 2019-05-09 Richard Biener <rguenther@suse.de>
3185 PR tree-optimization/90395
3186 * tree-ssa-forwprop.c (pass_forwprop::execute): Do not
3187 rewrite vector stores that throw internally.
3189 2019-05-09 Thomas Schwinge <thomas@codesourcery.com>
3191 * cif-code.def (CHKP): Remove.
3194 * configure.ac (--enable-frame-pointer): Disable by default for
3196 * configure: Regenerate.
3198 2019-05-09 Alan Modra <amodra@gmail.com>
3201 * config/rs6000/rs6000.h (enum reg_class, REG_CLASS_NAMES),
3202 (REG_CLASS_CONTENTS): Add GEN_OR_VSX_REGS class.
3203 * config/rs6000/rs6000.c (rs6000_register_move_cost): Correct
3204 cost for general <-> vsx when direct moves are available.
3205 Cost union classes at minimal cost for any reg in the class.
3206 Correct calculation for moves between vsx, float, and altivec.
3207 Don't return a low cost for moves between special regs. Don't
3208 use hard coded register numbers.
3209 (TARGET_IRA_CHANGE_PSEUDO_ALLOCNO_CLASS): Define.
3210 (rs6000_ira_change_pseudo_allocno_class): New function.
3211 * config/rs6000/rs6000.md (movsi_internal1, mov<mode>_internal),
3212 (movdi_internal32, movdi_internal64): Remove '*' from vsx register
3214 (movsi_internal1): Don't disparage vector alternatives.
3215 (mov<mode>_internal): Likewise, excepting alternative that
3217 * config/rs6000/vsx.md (vsx_splat_<mode>_reg): Don't disparage
3218 we <- b alternative.
3220 2019-05-08 Jakub Jelinek <jakub@redhat.com>
3223 PR tree-optimization/89060
3224 * tree-ssa-live.h (live_vars_map): New typedef.
3225 (compute_live_vars, live_vars_at_stmt, destroy_live_vars): Declare.
3226 * tree-ssa-live.c: Include gimple-walk.h and cfganal.h.
3227 (struct compute_live_vars_data): New type.
3228 (compute_live_vars_visit, compute_live_vars_1, compute_live_vars,
3229 live_vars_at_stmt, destroy_live_vars): New functions.
3230 * tree-tailcall.c: Include tree-ssa-live.h.
3231 (live_vars, live_vars_vec): New global variables.
3232 (find_tail_calls): Perform variable life analysis before punting.
3233 (tree_optimize_tail_calls_1): Clean up live_vars and live_vars_vec.
3234 * tree-inline.h (struct copy_body_data): Add eh_landing_pad_dest
3236 * tree-inline.c (add_clobbers_to_eh_landing_pad): Remove BB argument.
3237 Perform variable life analysis to select variables that really need
3239 (copy_edges_for_bb): Don't call add_clobbers_to_eh_landing_pad here,
3240 instead set id->eh_landing_pad_dest and assert it is the same.
3241 (copy_cfg_body): Call it here if id->eh_landing_pad_dest is non-NULL.
3243 2019-05-08 Mihail Ionescu <mihail.ionescu@arm.com>
3244 Richard Earnshaw <rearnsha@arm.com>
3247 * config/arm/arm.c (thumb1_prologue_unused_call_clobbered_lo_regs): New
3249 (thumb1_epilogue_unused_call_clobbered_lo_regs): New function.
3250 (thumb1_compute_save_core_reg_mask): Don't force a spare work
3251 register if both the epilogue and prologue can use call-clobbered
3253 (thumb1_unexpanded_epilogue): Use
3254 thumb1_epilogue_unused_call_clobbered_lo_regs. Reverse the logic for
3255 picking temporaries for restoring high regs to match that of the
3256 prologue where possible.
3257 (thumb1_expand_prologue): Add any usable call-clobbered low registers to
3258 the list of work registers. Detect if the return address is still live
3259 at the end of the prologue and avoid using it for a work register if so.
3260 If the return address is not live, add LR to the list of pushable regs
3261 after the first pass.
3263 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
3265 PR tree-optimization/90078
3266 * tree-ssa-loop-ivopts.c (inttypes.h): Include new header file.
3267 (INFTY): Increase the value for infinite cost.
3268 (struct comp_cost): Promote type of members to int64_t.
3269 (infinite_cost): Don't set complexity in initialization.
3270 (comp_cost::operator +,-,+=,-+,/=,*=): Assert when cost computation
3271 overflows to infinite_cost.
3272 (adjust_setup_cost): Promote type of parameter and cost computation
3274 (struct ainc_cost_data, struct iv_ca): Promote type of member to
3276 (get_scaled_computation_cost_at, determine_iv_cost): Promote type of
3277 cost computation to int64_t.
3278 (determine_group_iv_costs, iv_ca_dump, find_optimal_iv_set): Use
3279 int64_t's format specifier in dump.
3281 2019-05-08 Bin Cheng <bin.cheng@linux.alibaba.com>
3283 PR tree-optimization/90240
3284 * tree-ssa-loop-ivopts.c (get_scaled_computation_cost_at): Scale cost
3285 with respect to scaling factor pre-computed for each basic block.
3286 (try_improve_iv_set): Return bool if best_cost equals to iv_ca cost.
3287 (find_optimal_iv_set_1): Free iv_ca set if it has infinite_cost.
3288 (COST_SCALING_FACTOR_BOUND, determine_scaling_factor): New.
3289 (tree_ssa_iv_optimize_loop): Call determine_scaling_factor. Extend
3290 live range for array of loop's basic blocks. Cleanup aux field of
3291 loop's basic blocks.
3293 2019-05-08 Jakub Jelinek <jakub@redhat.com>
3295 PR tree-optimization/90356
3296 * match.pd ((X +/- 0.0) +/- 0.0): Optimize into X +/- 0.0 if possible.
3298 2019-05-07 Wei Xiao <wei3.xiao@intel.com>
3300 * common/config/i386/i386-common.c (OPTION_MASK_ISA_AVX512BF16_SET
3301 OPTION_MASK_ISA_AVX512BF16_UNSET, OPTION_MASK_ISA2_AVX512BW_UNSET): New.
3302 (OPTION_MASK_ISA2_AVX512F_UNSET): Add OPTION_MASK_ISA_AVX512BF16_UNSET.
3303 (ix86_handle_option): Handle -mavx512bf16.
3304 * config.gcc: Add avx512bf16vlintrin.h and avx512bf16intrin.h
3306 * config/i386/avx512bf16vlintrin.h: New.
3307 * config/i386/avx512bf16intrin.h: New.
3308 * config/i386/cpuid.h (bit_AVX512BF16): New.
3309 * config/i386/driver-i386.c (host_detect_local_cpu): Detect BF16.
3310 * config/i386/i386-builtin-types.def: Add new types.
3311 * config/i386/i386-builtin.def: Add new builtins.
3312 * config/i386/i386-c.c (ix86_target_macros_internal): Define
3314 * config/i386/i386-option.c (ix86_target_string): Add -mavx512bf16.
3315 (ix86_option_override_internal): Handle BF16.
3316 (ix86_valid_target_attribute_inner_p): Ditto.
3317 * config/i386/i386-expand.c (ix86_expand_args_builtin): Ditto.
3318 * config/i386/i386-builtin.c (enum processor_features): Add
3320 (static const _isa_names_table isa_names_table): Ditto.
3321 * config/i386/i386.h (TARGET_AVX512BF16, TARGET_AVX512BF16_P): New.
3322 (PTA_AVX512BF16): Ditto.
3323 * config/i386/i386.opt: Add -mavx512bf16.
3324 * config/i386/immintrin.h: Include avx512bf16intrin.h
3325 and avx512bf16vlintrin.h.
3326 * config/i386/sse.md (avx512f_cvtne2ps2bf16_<mode><mask_name>,
3327 avx512f_cvtneps2bf16_<mode><mask_name>,
3328 avx512f_dpbf16ps_<mode><mask_half_name>): New define_insn patterns.
3329 * config/i386/subst.md (mask_half): Add new subst.
3330 * doc/invoke.texi: Document -mavx512bf16.
3332 2019-05-07 Segher Boessenkool <segher@kernel.crashing.org>
3334 * config/rs6000/rs6000-protos.h (rs6000_legitimize_reload_address_ptr):
3336 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Delete.
3337 (rs6000_debug_legitimize_reload_address): Delete.
3338 (rs6000_legitimize_reload_address_ptr): Delete.
3339 (rs6000_option_override_internal): Adjust.
3340 (mem_operand_gpr): Adjust comment.
3341 (legitimate_lo_sum_address_p): Ditto.
3342 (rs6000_legitimize_reload_address): Delete.
3343 (rs6000_debug_legitimize_reload_address): Delete.
3344 * config/rs6000/rs6000.h (LEGITIMIZE_RELOAD_ADDRESS): Delete.
3346 2019-05-07 Kelvin Nilsen <kelvin@gcc.gnu.org>
3349 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
3350 In handling of ALTIVEC_BUILTIN_VEC_INSERT, use modular arithmetic
3351 to compute vector element selector for both constant and variable
3354 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
3356 * config/i386/i386.md (cvt_mnemonic): New mode attribute.
3357 (ashr<mode>3_cvt): Merge insn pattern from ashrsi3_cvt and
3358 ashrdi3_cvt using SWI48 mode iterator.
3360 2019-05-07 Alejandro Martinez <alejandro.martinezvicente@arm.com>
3362 * config/aarch64/aarch64-sve.md (<su>abd<mode>_3): New define_expand.
3363 (aarch64_<su>abd<mode>_3): Likewise.
3364 (*aarch64_<su>abd<mode>_3): New define_insn.
3365 (<sur>sad<vsi2qi>): New define_expand.
3366 * config/aarch64/iterators.md: Added MAX_OPP attribute.
3367 * tree-vect-loop.c (use_mask_by_cond_expr_p): Add SAD_EXPR.
3368 (build_vect_cond_expr): Likewise.
3370 2019-05-07 Uroš Bizjak <ubizjak@gmail.com>
3372 * cfgexpand.c (asm_clobber_reg_is_valid): Reject
3373 clobbers outside of accessible_reg_set.
3374 * config/i386/i386.c (ix86_conditional_register_usage):
3375 Disable register sets by clearing corresponding bits in
3376 accessible_reg_set. Do not set corresponding bits in fixed_regs,
3377 call_used_regs and don't clear corresponding reg_names array members.
3379 2019-05-07 Richard Biener <rguenther@suse.de>
3381 * tree-vect-stmts.c (vect_is_simple_cond): When vectype is
3382 not specified still compute a comp_vectype for invariant
3385 2019-05-07 Richard Biener <rguenther@suse.de>
3387 PR tree-optimization/90316
3388 * tree-ssa-pre.c (translate_vuse_through_block): When
3389 same_valid is NULL do not bother to search for a virtual
3391 (phi_translate_1): When operands changed we cannot keep
3392 the same value-number so do not bother to ask whether
3393 that's possible from translate_vuse_through_block.
3395 2019-05-07 Martin Liska <mliska@suse.cz>
3397 * bitmap.c (bitmap_register): Come up with
3398 alloc_descriptor_max_uid and assign it for
3400 (register_overhead): Use get_descriptor as
3402 (release_overhead): New.
3403 (bitmap_elem_to_freelist): Call it.
3404 (bitmap_elt_clear_from): Likewise.
3405 (bitmap_obstack_free): Likewise.
3406 (bitmap_move): Sensitively release memory.
3407 * bitmap.h (struct GTY): Add alloc_descriptor and padding.
3408 (bitmap_initialize): Initialize alloc_descriptor to zero.
3409 * tree-ssa-pre.c (do_hoist_insertion): Use bitmap_move.
3411 2019-05-07 Richard Biener <rguenther@suse.de>
3413 * tree-vect-slp.c (vect_build_slp_tree_2): Bump size whenever
3414 we build a SLP node. Remove max_size and limiting.
3415 (vect_analyze_slp_instance): Record and dump size of the SLP graph.
3417 2019-05-07 Richard Biener <rguenther@suse.de>
3419 PR tree-optimization/90316
3420 * tree-ssa-alias.h (get_continuation_for_phi): Take walking
3422 (walk_non_aliased_vuses): Take walking limit argument.
3423 * tree-ssa-alias.c (maybe_skip_until): Take limit and abort
3424 walking if it is reached instead of just counting.
3425 (get_continuation_for_phi): Likewise.
3426 (walk_non_aliased_vuses): Likewise, instead of leaving counter
3427 limiting to the callback.
3428 * tree-ssa-sccvn.c (vn_reference_lookup_2): Adjust.
3429 (vn_reference_lookup_3): Likewise.
3430 (vn_reference_lookup_pieces): Likewise.
3431 (vn_reference_lookup): Likewise.
3432 * tree-ssa-pre.c (translate_vuse_through_block): Limit walking.
3433 * tree-ssa-scopedtables.c (vuse_eq): Adjust.
3434 (avail_exprs_stack::lookup_avail_expr): Likewise.
3436 2019-05-07 Jan Hubicka <hubicka@ucw.cz>
3438 * tree-ssa-alias.c (aliasing_component_refs_p): Continue looking
3439 for comparaible types in the second direction even if first one
3440 hits incomparable type.
3442 2019-05-07 Richard Biener <rguenther@suse.de>
3445 * lto-wrapper.c (debug_objcopy): Use the original filename
3446 including archive offset for the filename used for -save-temps.
3448 2019-05-07 Li Jia He <helijia@linux.ibm.com>
3450 * tree-ssa-phiopt.c (two_value_replacement): Fix a typo in parameter
3453 2019-05-06 H.J. Lu <hongjiu.lu@intel.com>
3454 Hongtao Liu <hongtao.liu@intel.com>
3458 * config/i386/i386-expand.c (ix86_expand_sse_comi_round):
3459 Modified, original implementation isn't correct.
3461 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3463 * config/rs6000/rs6000.md (FIRST_ALTIVEC_REGNO, LAST_ALTIVEC_REGNO)
3464 (LR_REGNO, CTR_REGNO, CA_REGNO, ARG_POINTER_REGNUM, CR0_REGNO)
3465 (CR1_REGNO, CR2_REGNO, CR3_REGNO, CR4_REGNO, CR5_REGNO, CR6_REGNO)
3466 (CR7_REGNO, MAX_CR_REGNO, VRSAVE_REGNO, VSCR_REGNO)
3467 (FRAME_POINTER_REGNUM): Change numbering.
3468 * config/rs6000/rs6000.c (rs6000_reg_names): Adjust.
3469 (alt_reg_names): Adjust.
3470 (rs6000_conditional_register_usage): Don't mark hard register 64 as
3472 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
3473 (DWARF_FRAME_REGISTERS): Delete.
3474 (DWARF2_FRAME_REG_OUT): Fix whitespace.
3475 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
3477 (REG_ALLOC_ORDER): Adjust.
3478 (FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM): Adjust.
3479 (REG_CLASS_CONTENTS): Adjust.
3480 (RETURN_ADDR_RTX): Change comment.
3481 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use ARG_POINTER_REGNUM
3483 (REGISTER_NAMES): Adjust.
3484 (ADDITIONAL_REGISTER_NAMES): Adjust.
3485 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
3487 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3489 * config/rs6000/rs6000.md (TFHAR_REGNO, TFIAR_REGNO, TEXASR_REGNO):
3491 * config/rs6000/rs6000.h (FIRST_PSEUDO_REGISTER): Adjust.
3492 (DWARF_FRAME_REGISTERS): Adjust.
3493 (FIXED_REGISTERS, CALL_USED_REGISTERS, CALL_REALLY_USED_REGISTERS):
3495 (REG_ALLOC_ORDER): Adjust.
3496 (enum reg_class): Delete SPR_REGS.
3497 (REG_CLASS_NAMES): Delete SPR_REGS.
3498 (REG_CLASS_CONTENTS): Delete SPR_REGS. Adjust for deleted TM regs.
3499 (REGISTER_NAMES): Adjust.
3500 (ADDITIONAL_REGISTER_NAMES): Adjust.
3501 * config/rs6000/darwin.h (REGISTER_NAMES): Adjust.
3502 * config/rs6000/htm.md (htm_mfspr_<mode>, htm_mtspr_<mode>): Adjust.
3503 * config/rs6000/predicates.md (htm_spr_reg_operand): Delete.
3504 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Adjust.
3505 (htm_spr_regno): Delete.
3506 (htm_expand_builtin): Adjust: the HTM builtins now have one fewer
3508 (rs6000_dbx_register_number): Adjust.
3510 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3512 * config/rs6000/rs6000.h (PRE_GCC3_DWARF_FRAME_REGISTERS): Delete.
3514 2019-05-06 Segher Boessenkool <segher@kernel.crashing.org>
3516 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Handle
3517 FRAME_POINTER_REGNUM, ARG_POINTER_REGNUM, and 64 (which was MQ).
3519 2019-05-06 Jakub Jelinek <jakub@redhat.com>
3521 PR tree-optimization/88709
3522 PR tree-optimization/90271
3523 * params.def (PARAM_STORE_MERGING_MAX_SIZE): New parameter.
3524 * gimple-ssa-store-merging.c (encode_tree_to_bitpos): Handle
3525 non-clobber CONSTRUCTORs with no elts. Remove useless tmp_int
3527 (imm_store_chain_info::coalesce_immediate_stores): Punt if the size
3528 of the store merging group is larger than
3529 PARAM_STORE_MERGING_MAX_SIZE parameter.
3530 (split_group): Add bzero_first argument. If set, always emit first
3531 the first store which must be = {} of the whole area and then for the
3532 rest of the stores consider all zero bytes as paddings.
3533 (imm_store_chain_info::output_merged_store): Check if first store
3534 is = {} of the whole area and if yes, determine which setting of
3535 bzero_first for split_group gives smaller number of stores. Adjust
3536 split_group callers.
3537 (lhs_valid_for_store_merging_p): Allow decls.
3538 (rhs_valid_for_store_merging_p): Allow non-clobber CONTRUCTORs with
3540 (pass_store_merging::process_store): Likewise.
3542 2019-05-06 Kelvin Nilsen <kelvin@gcc.gnu.org>
3545 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Add
3546 handling of V1TImode.
3548 2019-05-06 Uroš Bizjak <ubizjak@gmail.com>
3551 * config.gcc (i[34567]86-*-*, x86_64-*-*): Move tests for enable_cld
3552 and enable_frame_pointer ...
3553 * configure.ac: ... here. Update help strings for
3554 --enable-frame-pointer.
3555 * configure: Regenerate.
3556 * config/i386/i386-options.c (ix86_option_override_internal): Remove
3557 USE_X86_64_FRAME_POINTER define, use USE_IX86_FRAME_POINTER instead.
3558 * config/i386/sol2.h (USE_IX86_FRAME_POINTER): Remove.
3559 (USE_X86_64_FRAME_POINTER): Ditto.
3561 2019-05-06 Martin Liska <mliska@suse.cz>
3563 * config.gcc: Append to target_gtfiles and fix indentation.
3565 2019-05-06 Richard Biener <rguenther@suse.de>
3567 PR tree-optimization/90358
3568 * tree-vect-stmts.c (get_group_load_store_type): Properly
3569 detect unused upper half of load.
3570 (vectorizable_load): Likewise.
3572 2019-05-06 Richard Biener <rguenther@suse.de>
3574 PR tree-optimization/88828
3575 * tree-ssa-forwprop.c (get_bit_field_ref_def): Split out from...
3576 (simplify_vector_constructor): ...here. Handle constants in
3579 2019-05-06 Richard Biener <rguenther@suse.de>
3581 PR tree-optimization/90328
3582 * tree-data-ref.h (dr_may_alias_p): Pass in the actual loop nest.
3583 * tree-data-ref.c (dr_may_alias_p): Check whether the clique
3584 is valid in the loop nest before using it.
3585 (initialize_data_dependence_relation): Adjust.
3586 * graphite-scop-detection.c (build_alias_set): Pass the SCOP enclosing
3587 loop as loop-nest to dr_may_alias_p.
3589 2019-05-06 Richard Biener <rguenther@suse.de>
3591 * dwarf2out.c (mem_loc_descriptor): Initialize int_mode.
3593 2019-05-06 Richard Biener <rguenther@suse.de>
3595 PR tree-optimization/90316
3596 * tree-ssa-alias.c (maybe_skip_until): Pass in target BB,
3597 compute target on demand.
3598 (get_continuation_for_phi): Remove code walking stmts to
3599 get to a target virtual operand which could end up being
3602 2019-05-06 Martin Liska <mliska@suse.cz>
3605 * config/i386/i386-options.c (ix86_option_override_internal): Error only
3606 when -mabi is selected to a non-default version.
3608 2019-05-06 Hrishikesh Kulkarni <hrishikeshparag@gmail.com>
3609 Martin Liska <mliska@suse.cz>
3611 * Makefile.in: Add lto-dump.texi.
3612 * cgraph.h: Add new functions get_visibility_string and
3613 get_symtab_type_string.
3614 * doc/gcc.texi: Include lto-dump section.
3615 * doc/lto-dump.texi: New file.
3616 * dumpfile.c (dump_switch_p_1): Use parse_dump_option.
3617 (parse_dump_option): Factor out this function.
3618 * dumpfile.h (enum dump_flag): Add new value TDF_ERROR.
3619 (parse_dump_option): Export the function.
3620 * symtab.c (symtab_node::get_visibility_string): New function.
3621 (symtab_node::get_symtab_type_string): Likewise.
3623 2019-05-06 Martin Liska <mliska@suse.cz>
3625 * config/i386/i386-builtins.c: New file.
3626 * config/i386/i386-builtins.h: New file.
3627 * config/i386/i386-expand.c: New file.
3628 * config/i386/i386-expand.h: New file.
3629 * config/i386/i386-features.c: New file.
3630 * config/i386/i386-features.h: New file.
3631 * config/i386/i386-options.c: New file.
3632 * config/i386/i386-options.h: New file.
3633 * config.gcc: Add new files into extra_objs and
3635 * config/i386/i386.c: Split content of the file
3636 into newly introduced files.
3637 * config/i386/i386.h: Declare common variables
3639 * config/i386/t-i386: Define dependencies for new files.
3641 2019-05-03 Richard Earnshaw <rearnsha@arm.com>
3644 * config/arm/arm.md (unaligned_loadsi): Add variant for thumb1.
3645 Restrict 'all' variant to 32-bit configurations.
3646 (unaligned_loadhiu): Likewise.
3647 (unaligned_storehi): Likewise.
3648 (unaligned_storesi): Likewise.
3649 (unaligned_loadhis): Disable when compiling for thumb1.
3651 2019-05-03 Marc Glisse <marc.glisse@inria.fr>
3653 PR tree-optimization/90269
3654 * tree-loop-distribution.c (find_seed_stmts_for_distribution):
3657 2019-05-03 Martin Liska <mliska@suse.cz>
3659 * hash-map.h: Add is_empty function.
3660 * hash-set.h: Likewise.
3661 * hash-table.h: Likewise.
3662 * dwarf2out.c (dwarf2out_finish): Use is_empty instead of
3663 elements () == 0 (and similar usages).
3664 * gimple-ssa-store-merging.c (pass_store_merging::terminate_and_process_all_chains): Likewise.
3665 * gimplify.c (gimplify_bind_expr): Likewise.
3666 (gimplify_switch_expr): Likewise.
3667 * hash-map-tests.c (test_map_of_strings_to_int): Likewise.
3668 * ipa-icf.c (sem_item_optimizer::remove_symtab_node): Likewise.
3669 * postreload-gcse.c (dump_hash_table): Likewise.
3670 (gcse_after_reload_main): Likewise.
3671 * predict.c (combine_predictions_for_bb): Likewise.
3672 * tree-parloops.c (reduction_phi): Likewise.
3673 (separate_decls_in_region): Likewise.
3674 (transform_to_exit_first_loop): Likewise.
3675 (gen_parallel_loop): Likewise.
3676 (gather_scalar_reductions): Likewise.
3677 (try_create_reduction_list): Likewise.
3678 * var-tracking.c (dump_vars): Likewise.
3679 (emit_notes_for_changes): Likewise.
3680 (vt_emit_notes): Likewise.
3682 2019-05-03 Richard Biener <rguenther@suse.de>
3684 PR tree-optimization/90316
3685 * tree-ssa-pre.c (pass_pre::execute): Re-compute DOM fast queries
3688 2019-05-03 Richard Biener <rguenther@suse.de>
3690 * tree-vect-stmts.c (get_group_load_store_type): Avoid
3691 peeling for gaps by loading only lower halves of vectors
3693 (vectorizable_load): Likewise.
3695 2019-05-03 Richard Biener <rguenther@suse.de>
3698 * match.pd: Add pattern to optimize (A / B) * B + (A % B) to A.
3700 2019-05-03 Richard Biener <rguenther@suse.de>
3703 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)):
3704 Handle STRING_CST vs DECL or STRING_CST.
3706 2019-05-03 Richard Biener <rguenther@suse.de>
3708 PR tree-optimization/88963
3709 * tree-ssa-forwprop.c (pass_forwprop::execute): Rewrite
3710 vector loads feeding only BIT_FIELD_REFs to component
3711 loads. Rewrite stores fed by CONSTRUCTORs to component
3714 2019-05-03 Jakub Jelinek <jakub@redhat.com>
3716 * opts.h (finish_options): Remove lang_mask argument.
3717 (print_help, help_option_argument): Declare.
3718 * opts.c (print_help): Remove forward declaration, no longer static.
3719 (finish_options): Remove lang_mask argument, don't call print_help
3721 * opts-global.c (decode_options): Adjust finish_option caller, call
3724 PR tree-optimization/90303
3725 * ipa-devirt.c (obj_type_ref_class, get_odr_type): Don't use
3726 TYPE_CANONICAL for TYPE_STRUCTURAL_EQUALITY_P types in !in_lto_p mode.
3728 2019-05-03 Richard Biener <rguenther@suse.de>
3730 PR tree-optimization/89698
3731 * gimple-fold.c (canonicalize_constructor_val): Early out
3732 for constants, handle unfolded INTEGER_CSTs as they appear in
3733 C++ virtual table ctors.
3735 2019-05-03 Richard Biener <rguenther@suse.de>
3737 * passes.c (execute_function_todo): Remove dead code.
3739 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
3741 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Do not use
3742 the internal register number, for any "real" register.
3744 2019-05-02 Segher Boessenkool <segher@kernel.crashing.org>
3746 * config/rs6000/rs6000.c (rs6000_dbx_register_number): Return the
3747 correct numbers for TFHAR, TFIAR, TEXASR.
3749 2019-05-02 Richard Biener <rguenther@suse.de>
3751 PR tree-optimization/89653
3752 * tree-ssa-loop.c (pass_data_tree_loop_init): Execute
3753 update-address-taken before the pass.
3754 * passes.def (pass_tree_loop_init): Put comment before it.
3756 2019-05-02 Richard Biener <rguenther@suse.de>
3758 PR tree-optimization/89509
3759 * tree-ssa-structalias.c (compute_dependence_clique): Look
3760 at the first subvar when determining whether it is restrict.
3762 2019-05-02 Richard Biener <rguenther@suse.de>
3764 PR tree-optimization/90273
3765 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Eliminate
3766 useless debug stmts.
3768 2019-05-02 Alejandro Martinez <alejandro.martinezvicente@arm.com>
3770 * config/aarch64/aarch64-sve.md (<sur>dot_prod<vsi2qi>): Taken from SVE
3772 * config/aarch64/iterators.md: Copied Vetype_fourth, VSI2QI and vsi2qi from
3774 * tree-vect-loop.c (use_mask_by_cond_expr_p): New function to check if a
3775 VEC_COND_EXPR be inserted to emulate a conditional internal function.
3776 (build_vect_cond_expr): Emit the VEC_COND_EXPR.
3777 (vectorizable_reduction): Use the functions above to vectorize in a
3778 fully masked loop codes that don't have a conditional internal
3781 2019-05-02 Martin Liska <mliska@suse.cz>
3783 * cgraphclones.c: Call valid_attribute_p with 1 for
3785 * config/i386/i386-c.c (ix86_pragma_target_parse): Use 0 as
3786 it's for target attribute.
3787 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
3788 Add new boolean argument.
3789 * config/i386/i386.c (ix86_valid_target_attribute_inner_p):
3791 (ix86_valid_target_attribute_tree): Pass target_clone_attr
3792 to ix86_valid_target_attribute_inner_p.
3793 (ix86_valid_target_attribute_p): Pass flags argument to
3794 ix86_valid_target_attribute_inner_p.
3795 (get_builtin_code_for_version): Use 0 as it's target attribute.
3797 2019-05-02 Martin Liska <mliska@suse.cz>
3799 * gcc.c (process_command): Add dummy file only
3801 * opts-global.c (decode_options): Pass lang_mask.
3802 * opts.c (print_help): New function.
3803 (finish_options): Print --help if help_option_argument
3805 (common_handle_option): Factor out content of OPT__help_
3807 * opts.h (finish_options): Add new argument.
3809 2019-05-02 Martin Liska <mliska@suse.cz>
3812 * config/i386/i386.c (ix86_expand_strlen): Use strlen call.
3813 With -minline-all-stringops use inline expansion using 4B loop.
3814 * doc/invoke.texi: Document the change of
3815 -minline-all-stringops.
3817 2019-05-01 Jeff Law <law@redhat.com>
3819 PR tree-optimization/88797
3820 * gimple-ssa-split-paths (is_feasible_trace): Reject cases where the
3821 PHI feeds a conditional on the RHS of an assignment.
3823 2019-04-30 Andrew Waterman <andrew@sifive.com>
3824 Jim Wilson <jimw@sifive.com>
3826 * config/riscv/constraints.md (L): New.
3827 * config/riscv/predicates.md (lui_operand): New.
3828 (sfb_alu_operand): New.
3829 * config/riscv/riscv-protos.h (riscv_expand_conditional_move): Declare.
3830 * config/riscv/riscv.c (riscv_expand_conditional_move): New.
3831 * config/riscv/riscv.h (TARGET_SFB_ALU): New.
3832 * config/riscv/risc.md (type): Add sfb_alu.
3833 (branch<mode>): Renamed from branch_order<mode>. Change predicate for
3834 operand 3 to reg_or_0_operand. In output string, change %3 to %z3.
3835 (branch_zero<mode>): Delete.
3837 (mov<GPR:mode><X:mode>cc): Likewise.
3838 * config/riscv/sifive-7.md (sifive_7_sfb_alu): New. Use in bypasses.
3840 2019-04-30 Nathan Sidwell <nathan@acm.org>
3842 * tree.h (MARK_TS_EXP): New.
3844 2019-04-30 Martin Liska <mliska@suse.cz>
3846 * opts.c (enable_warning_as_error): Provide hints
3847 for unknown options.
3849 2019-04-30 Martin Liska <mliska@suse.cz>
3852 * doc/invoke.texi: Add missing dash for gas-locview-support
3853 and gno-as-locview-support.
3855 2019-04-30 Jakub Jelinek <jakub@redhat.com>
3858 * config/aarch64/aarch64.c (aarch64_process_one_target_attr): Don't skip
3859 whitespace at the start of target attribute string.
3861 2019-04-30 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
3864 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
3865 Define __ARM_FEATURE_ATOMICS.
3867 2019-04-30 Martin Liska <mliska@suse.cz>
3869 * gimple-fold.c (gimple_fold_builtin_memory_op): Change endp
3870 into built_in_function enum. Remove code for endp == 2 and
3871 use BUILT_IN_* constants.
3872 (gimple_fold_builtin): Call the function with fcode.
3874 2019-04-30 Martin Liska <mliska@suse.cz>
3876 * config/i386/i386.c (ix86_builtin_reciprocal): Cast
3877 DECL_FUNCTION_CODE into ix86_builtins enum before
3878 the switch statement.
3880 2019-04-30 Jakub Jelinek <jakub@redhat.com>
3882 PR tree-optimization/89475
3883 * tree-ssa-ccp.c (evaluate_stmt): Handle BUILT_IN_BSWAP{16,32,64}
3886 2019-04-30 Martin Liska <mliska@suse.cz>
3888 PR translation/90274
3889 * opts.c (print_filtered_help): Wrap string in _(...).
3891 2019-04-30 Bin Cheng <bin.cheng@linux.alibaba.com>
3893 PR tree-optimization/90240
3895 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
3897 PR tree-optimization/90078
3898 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
3899 checks for infinite_cost overflow.
3901 2019-04-29 Jeff Law <law@redhat.com>
3903 * passes.def: Move -Wrestrict pass after copy propagation.
3905 2019-04-29 Maya Rashish <coypu@sdf.org>
3907 * config.gcc (default_gnu_indirect_function): Default to yes
3908 for arm*-*-netbsd*, i[34567]86-*-netbsd*, powerpc*-*-netbsd*,
3909 sparc*-*-netbsd*, x86_64-*-netbsd*.
3911 2019-04-29 Vladislav Ivanishin <vlad@ispras.ru>
3913 * tree-ssa-uninit.c (is_pred_expr_subset_of): Correctly handle cases
3914 where cond2 is NE_EXPR.
3915 (is_value_included_in): Update comment.
3917 2019-04-29 Richard Biener <rguenther@suse.de>
3919 PR tree-optimization/90278
3920 * tree-ssa-forwprop.c (pass_forwprop::execute): Transfer/clean
3921 EH on comparison simplification.
3923 2019-04-29 Jason Merrill <jason@redhat.com>
3925 PR c++/82081 - tail call optimization breaks noexcept
3926 * tree-tailcall.c (find_tail_calls): Don't turn a call from a
3927 nothrow function to a might-throw function into a tail call.
3929 2019-04-29 Richard Sandiford <richard.sandiford@arm.com>
3931 * tree-data-ref.h (data_dependence_relation::inner_loop): Delete.
3932 (DDR_INNER_LOOP): Likewise.
3933 * tree-data-ref.c (dump_data_dependence_relation): Update accordingly.
3934 (initialize_data_dependence_relation): Likewise.
3935 (insert_innermost_unit_dist_vector): Use 0 instead of DDR_INNER_LOOP.
3937 2019-04-29 Jakub Jelinek <jakub@redhat.com>
3939 PR rtl-optimization/90257
3940 * cfgrtl.c (flow_active_insn_p): Return true for USE of a function
3944 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
3948 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
3951 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
3954 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
3956 * lra-spills.c (lra_final_code_change): Remove useless move insns.
3958 2019-04-29 Richard Biener <rguenther@suse.de>
3960 * tree-ssa.c (insert_debug_temp_for_var_def): For {CLOBBER}
3963 2019-04-27 Iain Buclaw <ibuclaw@gdcproject.org>
3965 * config/netbsd-d.c: Include memmodel.h. Remove unused tree.h,
3966 varasm.h, and netbsd-protos.h.
3968 2019-04-27 Uroš Bizjak <ubizjak@gmail.com>
3971 * config/i386/i386-protos.h (ix86_data_alignment): Change
3972 the second argument type to unsigned int.
3973 * config/i386/i386.c (ix86_data_alignment): Change "align"
3974 argument type to unsigned int.
3976 2019-04-27 Martin Liska <mliska@suse.cz>
3979 * opt-suggestions.c (option_proposer::build_option_suggestions):
3980 When get_valid_option_values returns empty values, add the
3981 misspelling candidate.
3983 2019-04-26 Jim Wilson <jimw@sifive.com>
3985 * config/riscv/riscv-protos.h (riscv_move_integer): Add machine_mode
3987 * config/riscv/riscv.c (riscv_move_integer): New parameter orig_mode.
3988 Pass orig_mode to riscv_build_integer.
3989 (riscv_split_integer): Pass mode to riscv_move_integer.
3990 (riscv_legitimize_const_move): Likewise.
3991 (riscv_legitimize_move): For MEM dest and CONST_INT src case, new local
3992 promoted_mode. Replace force_reg call with code to load constant into
3993 promoted reg and then subreg it for the store.
3994 * config/riscv/riscv.md (low<mode>+1): Pass <GPR:MODE>mode to
3997 2018-04-26 Eugene Sharygin <eush@ispras.ru>
3999 * gdbhooks.py: Fix UnicodeDecodeErrors when printing trees with
4002 2019-04-26 Richard Sandiford <richard.sandiford@arm.com>
4004 * tree.h (TYPE_VECTOR_SUBPARTS, SET_TYPE_VECTOR_SUBPARTS): Add
4005 commentary about the encoding of precision.
4007 2019-04-25 Andreas Tobler <andreast@gcc.gnu.org>
4009 * config/i386/freebsd64.h: Add bits for 32-bit multilib support.
4010 * config/i386/t-freebsd64: New file.
4011 * config.gcc: Add the t-freebsd64 for multilib support.
4013 2019-04-25 Uroš Bizjak <ubizjak@gmail.com>
4015 * doc/extend.texi (vector_size): Add missing comma after @xref.
4017 2019-04-25 Jakub Jelinek <jakub@redhat.com>
4019 * BASE-VER: Set to 10.0.0.
4021 2019-04-25 Richard Biener <rguenther@suse.de>
4024 * gimplify.c (gimplify_expr): Avoid turning a lvalue
4025 VIEW_CONVERT_EXPR into one operating on an rvalue.
4027 2019-04-25 H.J. Lu <hongjiu.lu@intel.com>
4030 * config/i386/i386.c (feature_priority): Moved to file scope.
4031 (processor_features): Likewise.
4032 (processor_model): Likewise.
4033 (_arch_names_table): Likewise.
4034 (arch_names_table): Likewise.
4035 (_feature_list): Removed.
4036 (feature_list): Likewise.
4037 (_isa_names_table): Moved to file scope. Add priority.
4038 (isa_names_table): Likewise.
4039 (get_builtin_code_for_version): Replace feature_list with
4040 isa_names_table. Update error message for P_ZERO priority.
4042 2019-04-25 Richard Biener <rguenther@suse.de>
4044 * tree-pass.h (make_pass_phi_only_cprop): Remove.
4045 * timevar.def (TV_TREE_PHI_CPROP): Likewise.
4047 2019-04-24 Jeff Law <law@redhat.com>
4049 PR tree-optimization/90037
4050 * Makefile.in (OBJS): Remove tree-ssa-phionlycprop.c
4051 * passes.def: Replace all instance of phi-only cprop with the
4052 lattice propagator. Move propagation pass from after erroneous
4053 path isolation to before erroneous path isolation.
4054 * tree-ssa-phionlycprop.c: Remove.
4056 2019-04-24 Richard Biener <rguenther@suse.de>
4059 * gimple-fold.c (fold_const_aggregate_ref_1): Do multiplication
4060 by size and BITS_PER_UNIT on poly-wide-ints.
4062 2019-04-25 Richard Biener <rguenther@suse.de>
4065 * match.pd: Add pattern to simplify view-conversion of an
4068 2019-04-24 Clement Chigot <clement.chigot@atos.net>
4070 * config/rs6000/aix71.h (SUBTARGET_OVERRIDE_OPTIONS): Disable
4071 OPTION_MASK_VSX and OPTION_MASK_ALTIVEC from rs6000_isa_flags
4072 for Go on 32 bit AIX.
4073 * config/rs6000/aix72.h: Likewise.
4075 2019-04-24 Jakub Jelinek <jakub@redhat.com>
4078 * rtl.c (classify_insn): Return JUMP_INSN for asm goto.
4079 * emit-rtl.c (try_split): Copy over REG_LABEL_TARGET.
4081 2019-04-24 Andreas Krebbel <krebbel@linux.ibm.com>
4084 * config/s390/s390.c (s390_restore_gprs_from_fprs): Restore GPRs
4085 from FPRs in reverse order. Generate REG_CFA_DEF_CFA note also
4086 for restored hard frame pointer.
4087 (s390_sched_dependencies_evaluation): Implement new target hook.
4088 (TARGET_SCHED_DEPENDENCIES_EVALUATION_HOOK): New macro definition.
4090 2019-04-24 Claudiu Zissulescu <claziss@sysnopsys.com>
4092 * config/arc/arc-options.def: Fix typos and spelling mistakes.
4093 * config/arc/arc.c (arc_init): Cleanup warning message.
4094 (arc_override_options): Likewise.
4096 2019-04-24 Jakub Jelinek <jakub@redhat.com>
4099 * config/i386/i386.c (ix86_expand_sse_fp_minmax): Force if_true into
4100 a register if both if_true and if_false are MEMs.
4102 PR tree-optimization/90208
4103 * tree-cfg.c (remove_bb): Move forced labels from removed bbs
4104 after labels of new_bb, not before them.
4106 PR tree-optimization/90211
4107 * tree-parloops.c (try_create_reduction_list): Ignore phi arguments
4108 which are not SSA_NAMEs.
4110 2018-04-23 Sudakshina Das <sudi.das@arm.com>
4112 * config/aarch64/aarch64-linux.h (TARGET_ASM_FILE_END): Define for
4114 (aarch64_file_end_indicate_exec_stack): Add gnu note section.
4116 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
4118 PR rtl-optimization/87979
4119 * modulo-sched.c (sms_schedule): Start ii value "mii" should
4122 2019-04-23 Roman Zhuykov <zhroma@ispras.ru>
4124 PR rtl-optimization/84032
4125 * modulo-sched.c (ps_insn_find_column): Change condition so that
4126 branch will always be the last insn in a row inside partial
4129 2019-04-23 Richard Biener <rguenther@suse.de>
4132 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Add
4133 dest_single_pred_p argument.
4134 (remove_forwarder_block): Adjust.
4135 (remove_forwarder_block_with_phi): Likewise.
4137 2019-04-23 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
4138 Bernd Edlinger <bernd.edlinger@hotmail.de>
4139 Jakub Jelinek <jakub@redhat.com>
4142 * config/arm/arm.c (aapcs_vfp_is_call_or_return_candidate): Diagnose
4143 if used with general-regs-only.
4144 (arm_conditional_register_usage): Don't add non-general regs if
4146 (arm_valid_target_attribute_rec): Handle general-regs-only.
4147 * config/arm/arm.h (TARGET_HARD_FLOAT): Return false if
4149 (TARGET_HARD_FLOAT_SUB): Define.
4150 (TARGET_SOFT_FLOAT): Define as negation of TARGET_HARD_FLOAT_SUB.
4151 (TARGET_REALLY_IWMMXT): Add && !TARGET_GENERAL_REGS_ONLY.
4152 (TARGET_REALLY_IWMMXT2): Likewise.
4153 * config/arm/arm.opt: Add -mgeneral-regs-only.
4154 * doc/extend.texi: Document ARM general-regs-only target.
4155 * doc/invoke.texi: Document ARM -mgeneral-regs-only.
4157 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
4159 PR tree-optimization/90078
4160 * tree-ssa-loop-ivopts.c (comp_cost::operator +,-,+=,-+,/=,*=): Add
4161 checks for infinite_cost overflow.
4163 2019-04-23 Bin Cheng <bin.cheng@linux.alibaba.com>
4165 PR tree-optimization/90021
4166 * tree-chrec.c (evolution_function_is_univariate_p): New parameter
4167 and check univariate against it.
4168 * tree-chrec.h (evolution_function_is_univariate_p): New parameter.
4169 * tree-data-ref.c (add_other_self_distances): Pass new argument.
4171 2019-04-21 H.J. Lu <hongjiu.lu@intel.com>
4175 2018-11-21 Uros Bizjak <ubizjak@gmail.com>
4178 2013-10-26 Vladimir Makarov <vmakarov@redhat.com>
4181 2013-10-25 Vladimir Makarov <vmakarov@redhat.com>
4183 * lra-spills.c (lra_final_code_change): Remove useless move insns.
4185 2019-04-21 Iain Sandoe <iain@sandoe.co.uk>
4187 * config/rs6000/rs6000.md (group_end_nop): Emit insn register
4188 names using operand format, rather than hard-wired.
4189 (speculation_barrier): Likewise.
4191 2019-04-19 Segher Boessenkool <segher@kernel.crashing.org>
4193 PR tree-optimization/88055
4194 * tree-call-cdce.c (comparison_code_if_no_nans): New function.
4195 (gen_one_condition): Use it if !HONOR_NANS.
4197 2019-04-19 Jakub Jelinek <jakub@redhat.com>
4200 * tree-outof-ssa.c (get_temp_reg): If reg_mode is BLKmode, return
4201 assign_temp instead of gen_reg_rtx.
4203 2019-04-19 Christophe Lyon <christophe.lyon@linaro.org>
4205 PR translation/90118
4206 * config/aarch64/aarch64.c (aarch64_override_options_internal):
4207 Add missing space before %<.
4209 2019-04-18 Peter Bergner <bergner@linux.ibm.com>
4211 PR rtl-optimization/87871
4212 * ira-lives.c (make_object_dead): Don't add conflicts to
4213 TOTAL_CONFLICT_HARD_REGS for register ignore_reg_for_conflicts.
4215 2019-04-18 Martin Sebor <msebor@redhat.com>
4218 * tree.h (TYPE_VECTOR_SUBPARTS): Use HOST_WIDE_INT_1U.
4219 * config/aarch64/aarch64.c (aarch64_simd_vector_alignment): Avoid
4220 assuming type size fits in SHWI.
4222 2019-04-18 Jan Hubicka <hubicka@ucw.cz>
4225 * ipa-inline.c (flatten_function): New parameter UPDATE.
4226 (ipa_inline, early_inliner): Use it.
4228 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
4230 * fold-const.c (int_const_binop): Return early on failure.
4232 2019-04-18 Richard Sandiford <richard.sandiford@arm.com>
4235 * combine.c (force_int_to_mode): Cast the argument rather than
4236 the result of known_alignment.
4237 * rtlanal.c (rtx_addr_can_trap_p_1): Use known_subrange_p.
4239 2019-04-18 Richard Biener <rguenther@suse.de>
4242 * tree-cfgcleanup.c (move_debug_stmts_from_forwarder): Split
4244 (remove_forwarder_block): ... here.
4245 (remove_forwarder_block_with_phi): Also move debug stmts here.
4247 2019-04-18 Jakub Jelinek <jakub@redhat.com>
4249 PR translation/79183
4250 * gimple-ssa-sprintf.c (format_directive): Use inform_n instead of
4251 inform where appropriate.
4253 2019-04-18 Richard Biener <rguenther@suse.de>
4255 * tree.c (get_qualified_type): Put found type variants at the
4256 head of the variant list.
4258 2018-04-17 Segher Boessenkool <segher@kernel.crashing.org>
4260 * config/rs6000/rs6000.c (rs6000_register_move_cost): Fix typo.
4262 2019-04-17 Hongtao Liu <hongtao.liu@intel.com>
4265 * config/i386/avx512fintrin.h (_mm_maskz_fmadd_round_sd,
4266 _mm_maskz_fmadd_round_ss, _mm_maskz_fmsub_round_sd,
4267 _mm_maskz_fmsub_round_ss, _mm_maskz_fnmadd_round_sd,
4268 _mm_maskz_fnmadd_round_ss, _mm_maskz_fnmsub_round_sd,
4269 _mm_maskz_fnmsub_round_ss): Use _maskz builtin instead of _mask3.
4271 2019-04-17 Peter Bergner <bergner@linux.ibm.com>
4273 * ira-conflicts.c (print_allocno_conflicts): Always print something,
4274 even for allocno's with no conflicts.
4275 (print_conflicts): Print an extra newline.
4277 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
4279 * auto-inc-dec.c (attempt_change): Set the alignment of the
4280 temporary memory to that of the original.
4282 2019-04-17 Joao Moreira <jmoreira@suse.de>
4284 * targhooks.c (default_print_patchable_function_entry): Emit
4285 __patchable_function_entries section with writable flags to allow
4286 relocation resolution.
4288 2019-04-17 Jonny Grant <jg@jguk.org>
4290 * collect2.c (main): Change gcc.gnu.org URL to HTTPS.
4292 2019-04-17 Jakub Jelinek <jakub@redhat.com>
4295 * internal-fn.c (expand_mul_overflow): Don't set SUBREG_PROMOTED_VAR_P
4298 2019-04-17 Claudiu Zissulescu <claziss@synopsys.com>
4300 * config/arc/arc.c (arc_init): Format diagnostic string.
4301 (arc_override_options): Likewise.
4302 (check_if_valid_regno_const): Likewise.
4303 (arc_reorg): Likewise.
4305 2019-04-17 Segher Boessenkool <segher@kernel.crashing.org>
4308 * config/rs6000/rs6000.c (rs6000_split_multireg_move): Adjust pattern
4310 (rs6000_emit_allocate_stack_1): Simplify condition. Adjust pattern
4312 * config/rs6000/rs6000.md (bits): Add entries for SF and DF.
4313 (*movdi_update1): Use Pmode.
4314 (movdi_<mode>_update): Fix argument to avoiding_indexed_address_p.
4315 (movdi_<mode>_update_stack): Rename to ...
4316 (movdi_update_stack): ... this. Fix comment. Change condition. Don't
4318 (*movsi_update1): Use Pmode.
4319 (*movsi_update2): Use Pmode.
4320 (movsi_update): Rename to ...
4321 (movsi_<mode>_update): ... this. Use Pmode.
4322 (movsi_update_stack): Fix condition.
4323 (*movhi_update1): Use Pmode. Fix argument to
4324 avoiding_indexed_address_p.
4325 (*movhi_update2): Ditto.
4326 (*movhi_update3): Ditto.
4327 (*movhi_update4): Ditto.
4328 (*movqi_update1): Ditto.
4329 (*movqi_update2): Ditto.
4330 (*movqi_update3): Ditto.
4331 (*movsf_update1, *movdf_update1): Merge, rename to...
4332 (*mov<mode>_update1): This. Use Pmode. Fix argument to
4333 avoiding_indexed_address_p. Add "size" attribute.
4334 (*movsf_update2, *movdf_update2): Merge, rename to...
4335 (*mov<mode>_update2): This. Ditto.
4336 (*movsf_update3): Use Pmode. Fix argument to
4337 avoiding_indexed_address_p.
4338 (*movsf_update4): Ditto.
4339 (allocate_stack): Simplify condition. Adjust pattern names.
4341 2019-04-17 Jakub Jelinek <jakub@redhat.com>
4344 * config/arm/arm.c (arm_valid_target_attribute_rec): Don't skip
4345 whitespace at the start of target attribute string.
4347 2019-04-16 Pat Haugen <pthaugen@us.ibm.com>
4350 * config/rs6000/power9.md: Add store forwarding bypass.
4352 2019-04-16 Alexandre Oliva <aoliva@redhat.com>
4355 * valtrack.c (dead_debug_insert_temp): Reset debug references
4356 to the return value of a call being removed.
4358 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4360 * config/arc/arc-protos.h (arc_register_move_cost): Remove.
4361 * config/arc/arc.c (arc_register_move_cost): Re-purpose it to
4362 implement target hook.
4363 (arc_memory_move_cost): New function.
4364 (TARGET_REGISTER_MOVE_COST): Define.
4365 (TARGET_MEMORY_MOVE_COST): Likewise.
4366 * config/arc/arc.h (REGISTER_MOVE_COST): Remove.
4367 (MEMORY_MOVE_COST): Likewise.
4369 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4371 * config/arc/arc.md (sibcall_insn): Use Rcd constraint.
4372 (sibcall_value_insn): Likewise.
4373 * config/arc/constraints.md (Rs5): Remove.
4375 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4377 * config/arc/arc.c (arc_hard_regno_modes): Add two missing modes
4378 for last two fake registers.
4379 (arc_conditional_register_usage): Make sure fake frame and arg
4380 pointer regs are in general regs class.
4381 (FRAME_POINTER_MASK): Remove.
4382 (RETURN_ADDR_MASK): Remove.
4383 (arc_must_save_register): Use hard frame regnum.
4384 (frame_restore_reg): Use hard_frame_pointer_rtx.
4385 (arc_save_callee_saves): Likewise.
4386 (arc_restore_callee_saves): Likewise.
4387 (arc_save_callee_enter): Likewise.
4388 (arc_restore_callee_leave): Likewise.
4389 (arc_save_callee_milli): Likewise.
4390 (arc_eh_return_address_location): Likewise.
4391 (arc_check_multi): Use hard frame regnum.
4392 (arc_can_eliminate): Likewise.
4393 * config/arc/arc.h (FIXED_REGISTERS): Make FP register available
4394 for register allocator.
4395 (REG_CLASS_CONTENTS): Update GENERAL_REGS.
4396 (REGNO_OK_FOR_BASE_P): Consider FRAME_POINTER_REGNUM.
4397 (FRAME_POINTER_REGNUM): Change it to a fake register.
4398 (HARD_FRAME_POINTER_REGNUM): Defined.
4399 (ARG_POINTER_REGNUM): Change it to a new fake register.
4400 (ELIMINABLE_REGS): Update.
4401 (REGISTER_NAMES): Update names.
4402 * config/arc/arc.md (LP_START): Remove.
4404 (shift_si3_loop): Update pattern.
4406 2019-04-16 Claudiu Zissulescu <claziss@synopsys.com>
4408 * config/arc/arc.c (arc_expand_prologue): Emit blockage regardless
4409 to avoid delay slot scheduling.
4410 (arc_must_save_register): Don't save SP.
4411 * config/arc/arc.md (stack_tie): Remove.
4412 (UNSPEC_ARC_STKTIE): Likewise.
4414 2019-04-16 Kito Cheng <kito.cheng@gmail.com>
4415 Shiva Chen <shiva0217@gmail.com>
4417 * config/nds32/nds32-md-auxiliary.c (nds32_split_ashiftdi3): Fix wrong
4418 code gen with large shift amount.
4420 2019-04-16 Chung-Ju Wu <jasonwucj@gmail.com>
4422 * config/nds32/nds32-pipelines-auxiliary.c (wext_odd_dep_p): Handle
4425 2019-04-16 Jakub Jelinek <jakub@redhat.com>
4428 * config/i386/i386.c (ix86_target_string): Add ADD_ABI_P argument, only
4429 print -m64/-mx32/-m32 if it is true.
4430 (ix86_debug_options, ix86_function_specific_print): Pass true as
4431 ADD_ABI_P to ix86_target_string.
4432 (ix86_expand_builtin): Adjust ix86_target_string caller, pass true as
4433 ADD_ABI_P only if OPTION_MASK_ISA_64BIT is set in bisa and in that case
4434 or into it OPTION_MASK_ISA_ABI_64 or OPTION_MASK_ISA_ABI_X32.
4436 PR rtl-optimization/90082
4437 * dce.c (can_delete_call): New function.
4438 (deletable_insn_p, mark_insn): Use it.
4440 PR tree-optimization/90090
4441 * tree-ssa-math-opts.c (is_division_by): Ignore divisions that can
4443 (is_division_by_square): Likewise. Formatting fix.
4445 2019-04-16 Richard Biener <rguenther@suse.de>
4447 PR tree-optimization/56049
4448 * tree-ssa-loop-im.c (mem_ref_hasher::equal): Elide alias-set
4449 equality check if alias-set zero will prevail.
4451 2019-04-15 Jeff Law <law@redhat.com>
4453 * config/microblaze/microblaze.c (microblaze_expand_block_move): Treat
4454 size and alignment as unsigned.
4456 2019-04-15 Richard Biener <rguenther@suse.de>
4459 * tree-loop-distribution.c (destroy_loop): Preserve correct
4462 2019-04-15 Richard Biener <rguenther@suse.de>
4464 PR tree-optimization/90071
4465 * tree-ssa-reassoc.c (init_range_entry): Do not pick up
4466 abnormal operands from def stmts.
4468 2019-04-15 Segher Boessenkool <segher@kernel.crashing.org>
4470 PR rtl-optimization/89794
4471 * combine.c (count_auto_inc): New function.
4472 (try_combine): Count how many auto_inc expressions there were in the
4473 original instructions. Ensure we have the same number in the new
4474 instructions. Remove the code that tried to ensure auto_inc side
4475 effects on i1 and i0 are not lost.
4477 2019-04-15 Richard Biener <rguenther@suse.de>
4480 * tree.h (auto_var_p): Declare.
4481 * tree.c (auto_var_p): New function, split out from ...
4482 (auto_var_in_fn_p): ... here.
4483 * tree-ssa-structalias.c (struct variable_info): Add shadow_var_uid
4485 (new_var_info): Initialize it.
4486 (set_uids_in_ptset): Also set the shadow variable uid if required.
4487 (ipa_pta_execute): Postprocess points-to solutions assigning
4488 shadow variable uids for locals that may reach their containing
4489 function recursively.
4490 * tree-ssa-ccp.c (fold_builtin_alloca_with_align): Do not
4491 assert but instead check whether the points-to solution is
4494 2019-04-15 Martin Jambor <mjambor@suse.cz>
4497 * cgraph.c (clone_of_p): Loop over clone chain for each step in
4500 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
4502 * config.gcc (nds32*-*-linux*): Set gcc_cv_initfini_array to yes.
4504 2019-04-15 Monk Chiang <sh.chiang04@gmail.com>
4505 Kito Cheng <kito.cheng@gmail.com>
4506 Shiva Chen <shiva0217@gmail.com>
4508 * config/nds32/nds32-md-auxiliary.c
4509 (nds32_legitimize_pic_address): Use new PIC pattern.
4510 (nds32_legitimize_tls_address): Use new TLS pattern.
4511 (nds32_output_symrel): New.
4512 * config/nds32/nds32-protos.h (nds32_output_symrel): Declare.
4513 (nds32_alloc_relax_group_id): Ditto.
4514 * config/nds32/nds32-relax-opt.c (nds32_alloc_relax_group_id): New.
4515 (nds32_group_insns): Use nds32_alloc_relax_group_id instead of use
4517 (nds32_group_tls_insn): Ditto.
4518 (nds32_group_float_insns): Ditto.
4519 * config/nds32/nds32.md (tls_le): New.
4522 2019-04-15 Chung-Ju Wu <jasonwucj@gmail.com>
4524 * configure: Add nds32 target for dwarf2 debug_line checking.
4525 * configure.ac: Regenerated.
4527 2019-04-14 Jan Hubicka <hubicka@ucw.cz>
4530 * ipa-devirt.c (skip_in_fields_list_p): New.
4531 (odr_types_equivalent_p): Use it.
4533 2019-04-13 Jakub Jelinek <jakub@redhat.com>
4536 * config/arm/arm.c (arm_valid_target_attribute_rec): Use strcmp
4537 instead of strncmp when checking for thumb and arm. Formatting fixes.
4539 2019-04-12 Iain Buclaw <ibuclaw@gdcproject.org>
4541 * doc/install.texi: Document --with-target-system-zlib.
4543 2019-04-12 Martin Sebor <msebor@redhat.com>
4549 * targhooks.c (default_vector_alignment): Avoid assuming
4550 argument fits in SHWI.
4551 * tree.h (TYPE_VECTOR_SUBPARTS): Avoid sign overflow in
4553 * doc/extend.texi (__builtin_has_attribute): Add a clarifying note.
4555 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4557 PR rtl-optimization/89965
4558 * dce.c: Include rtl-iter.h.
4559 (struct check_argument_load_data): New type.
4560 (check_argument_load): New function.
4561 (find_call_stack_args): Check for loads from stack slots still tracked
4562 in sp_bytes and punt if any is found.
4564 * config/mips/loongson-mmiintrin.h: Fix up #error message.
4566 2019-04-12 Jan Hubicka <hubicka@ucw.cz>
4568 * params.def (PARAM_MAX_LTO_STREAMING_PARALLELISM): New parameter.
4569 * doc/invoke.texi (max-lto-streaming-paralellism): New --param.
4571 2019-04-12 Martin Liska <mliska@suse.cz>
4574 * multiple_target.c (create_dispatcher_calls): Wrap ifunc
4576 (separate_attrs): Handle multiple 'default's.
4577 (expand_target_clones): Rework error handling code.
4579 2019-04-12 Kelvin Nilsen <kelvin@gcc.gnu.org>
4582 * config/rs6000/rs6000.c (rs6000_split_vec_extract_var): Use inner
4583 mode of vector rather than mode of destination for move instruction.
4584 * config/rs6000/vsx.md (*vsx_extract_<mode>_<VS_scalar>mode_var):
4585 Use QI inner mode with V16QI vector mode.
4587 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4590 * config/tilepro/tilepro.c (tilepro_print_operand): Use just
4591 "invalid %%t operand" in output_operand_lossage message.
4593 2019-04-12 Andreas Krebbel <krebbel@linux.ibm.com>
4595 * config/s390/predicates.md (permute_pattern_operand): New
4597 * config/s390/vector.md ("*vec_splats_bswap_vec<mode>"): Add USE
4598 operand for the permute pattern.
4599 ("*vec_perm<mode>"): New insn definition.
4600 ("bswap<mode>"): Generate the permute pattern operand in the
4601 expander and perform the operand reloads for pre arch13 level
4603 ("*bswap<mode>_emu"): Rename to ...
4604 ("*bswap<mode>"): ... this. And make the splitter vxe2 only.
4605 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>"):
4606 Add the USE operand for the permute pattern.
4607 ("*vec_set_bswap_vec<mode>"): Likewise.
4609 2019-04-12 Jakub Jelinek <jakub@redhat.com>
4612 * varasm.c (assemble_start_function): Don't use tree_fits_uhwi_p
4613 and gcc_unreachable if it fails, just call tree_to_uhwi which
4614 verifies that too. Test TREE_CHAIN instead of list_length > 1.
4615 Start warning message with a lower-case letter. Formatting fixes.
4617 PR rtl-optimization/90026
4618 * cfgcleanup.c (try_optimize_cfg): When removing empty bb with no
4619 successors, look for BARRIERs inside of the whole BB_FOOTER chain
4620 rather than just at the start of it. If e->src BB_FOOTER is not NULL
4621 in cfglayout mode, use emit_barrier_after_bb.
4623 2018-04-11 Steve Ellcey <sellcey@marvell.com>
4625 PR rtl-optimization/87763
4626 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>4_noshift_alt):
4629 2019-04-11 Tom de Vries <tdevries@suse.de>
4631 * doc/extend.texi (@node Statement Exprs): Note variable shadowing at
4632 max macro using statement expression.
4634 2019-04-11 David Edelsohn <dje.gcc@gmail.com>
4636 * xcoffout.h (xcoff_private_rodata_section_name): Declare.
4637 * xcoffout.c (xcoff_private_rodata_section_name): Define.
4638 * config/rs6000/rs6000.c (rs6000_xcoff_asm_init_sections): Create
4639 read_only_private_data_section using xcoff_private_rodata_section_name.
4640 (rs6000_xcoff_file_start): Generate xcoff_private_rodata_section_name.
4642 2019-04-11 Christophe Lyon <christophe.lyon@linaro.org>
4645 * config/aarch64/aarch64.opt (msve-vector-bits): Add missing final '.'.
4647 2019-04-11 Jakub Jelinek <jakub@redhat.com>
4649 PR rtl-optimization/89965
4650 * dce.c (sp_based_mem_offset): New function.
4651 (find_call_stack_args): Use sp_based_mem_offset.
4653 2019-04-11 Jonathan Wakely <jwakely@redhat.com>
4655 * doc/invoke.texi (Optimize Options): Clarify -flive-patching docs.
4657 2019-04-11 Richard Biener <rguenther@suse.de>
4659 PR tree-optimization/90020
4660 * tree-ssa-sccvn.c (vn_reference_may_trap): New function.
4661 * tree-ssa-sccvn.h (vn_reference_may_trap): Declare.
4662 * tree-ssa-pre.c (compute_avail): Use it to not put
4663 possibly trapping references after a call that might not
4664 return into EXP_GEN.
4665 * gcse.c (compute_hash_table_work): Do not elide
4666 marking a block containing a call if the call might not
4669 2019-04-11 Richard Biener <rguenther@suse.de>
4671 PR tree-optimization/90018
4672 * tree-vect-data-refs.c (vect_preserves_scalar_order_p):
4673 Test both SLP and interleaving variants.
4675 2019-04-11 Robin Dapp <rdapp@linux.ibm.com>
4677 * config/s390/8561.md: New file.
4678 * config/s390/driver-native.c (s390_host_detect_local_cpu):
4679 Add arch13 cpu model.
4680 * config/s390/s390-opts.h (enum processor_type): Likewise.
4681 * config/s390/s390.c (s390_get_sched_attrmask): Add arch13.
4682 (s390_get_unit_mask): Likewise.
4683 (s390_is_fpd): Likewise.
4684 (s390_is_fxd): Likewise.
4685 * config/s390/s390.h (s390_tune_attr): Likewise.
4686 * config/s390/s390.md: Include arch13 pipeline description.
4687 * config/s390/s390.opt: Add arch13.
4689 2018-04-10 Steve Ellcey <sellcey@marvell.com>
4691 PR rtl-optimization/87763
4692 * config/aarch64/aarch64-protos.h (aarch64_masks_and_shift_for_bfi_p):
4694 * config/aarch64/aarch64.c (aarch64_masks_and_shift_for_bfi_p):
4696 * config/aarch64/aarch64.md (*aarch64_bfi<GPI:mode>5_shift):
4698 (*aarch64_bfi<GPI:mode>5_shift_alt): Ditto.
4699 (*aarch64_bfi<GPI:mode>4_noand): Ditto.
4700 (*aarch64_bfi<GPI:mode>4_noand_alt): Ditto.
4701 (*aarch64_bfi<GPI:mode>4_noshift): Ditto.
4703 2019-04-10 Jonathan Wakely <jwakely@redhat.com>
4705 * doc/invoke.texi (Optimize Options): Change "Nevertheless" to
4706 "Although" in -fipa-icf documentation.
4708 * doc/invoke.texi (Debugging Options): Explicitly state the semantics
4709 of using multiple -g options.
4711 2019-04-10 Martin Liska <mliska@suse.cz>
4713 PR gcov-profile/89959
4714 * doc/gcov.texi: Make documentation of -x option
4717 2019-04-10 Richard Biener <rguenther@suse.de>
4719 * tree-vectorizer.h (_stmt_vec_info): Remove same_dr_stmt
4721 (DR_GROUP_SAME_DR_STMT): Remove.
4722 * tree-vect-stmts.c (vectorizable_load): Remove unreachable code.
4723 * tree-vect-data-refs.c (vect_analyze_group_access_1): Likewise,
4724 replace with assert.
4725 (vect_analyze_data_ref_accesses): Fix INTEGER_CST comparison.
4726 (vect_record_grouped_load_vectors): Remove unreachable code.
4728 2019-04-10 Richard Earnshaw <rearnsha@arm.com>
4731 * config/aarch64/aarch64.opt (msve-vector-bits): Remove redundant and
4732 obsolete reference to N.
4734 2019-04-10 Jakub Jelinek <jakub@redhat.com>
4737 * expr.c (store_expr): Set properly size on the MEM passed to
4741 * gimple-ssa-sprintf.c (target_to_host): Fix handling of targstr
4742 with strlen in between hostsz-3 and hostsz-1 inclusive when no
4743 translation is needed, and when translation is needed, only append
4744 ... if the string length is hostsz or more bytes long. Avoid using
4747 2019-04-09 Matthew Malcomson <matthew.malcomson@arm.com>
4750 * config/arm/arm.c (neon_valid_immediate): Disallow VOIDmode parameter.
4751 * config/arm/constraints.md (Dm, DN, Dn): Split previous Dn constraint
4753 * config/arm/neon.md (*neon_mov<mode>): Account for TImode and DImode
4754 differences directly.
4755 (*smax<mode>3_neon, vashl<mode>3, vashr<mode>3_imm): Use Dm constraint.
4757 2019-04-09 Jakub Jelinek <jakub@redhat.com>
4759 PR translation/90011
4760 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
4762 * config/arm/freebsd.h (LINK_SPEC): Remove trailing space from -p
4764 * config/riscv/freebsd.h (LINK_SPEC): Likewise.
4765 * config/aarch64/aarch64-freebsd.h (FBSD_TARGET_LINK_SPEC): Likewise.
4766 * config/darwin.h (DRIVER_SELF_SPECS, ASM_FINAL_SPEC): Remove
4767 trailing space from -gsplit-dwarf diagnostics.
4769 PR tree-optimization/89998
4770 * gimple-ssa-sprintf.c (try_substitute_return_value): Use lhs type
4771 instead of integer_type_node if possible, don't add ranges if return
4772 type is not compatible with int.
4773 * gimple-fold.c (gimple_fold_builtin_sprintf,
4774 gimple_fold_builtin_snprintf): Use lhs type instead of hardcoded
4777 2019-04-09 Martin Liska <mliska@suse.cz>
4779 * Makefile.in: Use GENERATOR_CFLAGS for all generators.
4780 * doc/install.texi: Document the new config.
4782 2019-04-09 Richard Sandiford <richard.sandiford@arm.com>
4784 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Always
4785 use gimple_expr_type for load and store calls. Skip over the
4786 condition argument in a conditional internal function.
4787 Protect use of TREE_INT_CST_LOW.
4789 2019-04-09 Jakub Jelinek <jakub@redhat.com>
4792 * config/riscv/riscv.c (riscv_get_interrupt_type): Fix comment typo.
4793 (riscv_merge_decl_attributes): Fix typo in diagnostics. Remove
4794 trailing period from it too.
4796 2019-04-08 wu yuan <wuyuan5@huawei.com>
4798 * config/aarch64/aarch64-cores.def (tsv1100): Change scheduling model.
4799 * config/aarch64/aarch64.md : Add "tsv110.md"
4800 * config/aarch64/tsv110.md: New file.
4802 2019-04-08 Richard Biener <rguenther@suse.de>
4804 PR tree-optimization/90006
4805 * tree-vect-data-refs.c (vect_get_smallest_scalar_type): Handle
4808 2019-04-08 Andrea Corallo <andrea.corallo@arm.com>
4811 * config/aarch64/cortex-a57-fma-steering.c (fma_forest): Prohibit copy
4813 (fma_root_node): Likewise.
4814 (func_fma_steering): Likewise.
4816 2019-04-08 Jakub Jelinek <jakub@redhat.com>
4818 PR rtl-optimization/89865
4819 * config/i386/i386.md: Add peepholes for z = x; x ^= y; x != z.
4821 PR rtl-optimization/89865
4822 * config/i386/i386.md
4823 (SWI12 peephole for mem {+,-,&,|,^}= x; mem != 0): Fix up operand
4824 numbers not to clash with the additional operands[4].
4825 (peepholes for mem {+,-,&,|,^}= x; mem != 0): New peephole2s
4826 with extra register copy in the middle.
4828 2019-04-08 Martin Liska <mliska@suse.cz>
4830 PR gcov-profile/89961
4831 * doc/gcov.texi: Document data_file.
4832 * gcov.c (generate_results): Add data_info into JSON output.
4834 2019-04-01 Bin Cheng <bin.cheng@linux.alibaba.com>
4836 PR tree-optimization/89725
4837 * tree-chrec.c (chrec_contains_symbols): New parameter. Handle outer
4838 loop's chrec as invariant symbol.
4839 * tree-chrec.h (chrec_contains_symbols): New parameter.
4840 * tree-data-ref.c (analyze_miv_subscript): Pass new argument.
4841 (build_classic_dist_vector_1, add_other_self_distances): Bypass access
4842 function of loops not in DDR's loop_nest.
4843 * tree-data-ref.h (index_in_loop_nest): Add unreachable check.
4845 2019-04-08 Chenghua Xu <paul.hua.gm@gmail.com>
4848 * config/mips/mips.opt (LOONGSON_EXT2): Use Var instead of
4851 2019-04-07 Uroš Bizjak <ubizjak@gmail.com>
4854 * config/i386/i386.md (anddi_1 to andsi_1_zext splitter):
4855 Avoid calling gen_lowpart with SYMBOL_REF and LABEL_REF operand.
4857 2019-04-05 Joern Rennecke <joern.rennecke@embecosm.com>
4859 * sched-deps.c (sched_macro_fuse_insns): Check return value of
4860 targetm.fixed_condition_code_regs.
4862 2019-04-05 Richard Biener <rguenther@suse.de>
4866 * tree-cfgcleanup.c (remove_forwarder_block): Always move
4867 debug bind stmts but reset them if they are not valid at the
4870 2019-04-05 Martin Liska <mliska@suse.cz>
4872 PR translation/89936
4873 * collect-utils.c (collect_execute): Use %< and %>, or %qs in
4874 order to wrap keywords or arguments.
4875 * collect2.c (main): Likewise.
4876 (scan_prog_file): Likewise.
4877 (scan_libraries): Likewise.
4878 * common/config/riscv/riscv-common.c
4879 (riscv_subset_list::parsing_subset_version): Likewise.
4880 (riscv_subset_list::parse_std_ext): Likewise.
4881 * config/aarch64/aarch64.c (aarch64_override_options_internal):
4883 * config/arm/arm.c (arm_option_override): Likewise.
4884 * config/cris/cris.c (cris_print_operand): Likewise.
4885 * config/darwin-c.c (darwin_pragma_options): Likewise.
4886 (darwin_pragma_unused): Likewise.
4887 (darwin_pragma_ms_struct): Likewise.
4888 * config/ft32/ft32.c (ft32_print_operand): Likewise.
4889 * config/i386/i386.c (print_reg): Likewise.
4890 (ix86_print_operand): Likewise.
4891 * config/i386/xm-djgpp.h: Likewise.
4892 * config/iq2000/iq2000.c (iq2000_print_operand): Likewise.
4893 * config/m32c/m32c.c (m32c_option_override): Likewise.
4894 * config/msp430/msp430.c (msp430_option_override): Likewise.
4895 * config/nds32/nds32.c (nds32_option_override): Likewise.
4896 * config/nvptx/mkoffload.c (main): Likewise.
4897 * config/rx/rx.c (rx_print_operand): Likewise.
4898 (valid_psw_flag): Likewise.
4899 * config/vms/vms-c.c (vms_pragma_member_alignment): Likewise.
4900 (vms_pragma_nomember_alignment): Likewise.
4901 (vms_pragma_extern_model): Likewise.
4902 * lto-wrapper.c (compile_offload_image): Likewise.
4903 * omp-offload.c (oacc_parse_default_dims): Likewise.
4904 * symtab.c (symtab_node::verify_base): Likewise.
4905 * tlink.c (recompile_files): Likewise.
4906 (start_tweaking): Likewise.
4907 * tree-profile.c (parse_profile_filter): Likewise.
4909 2019-04-05 Richard Sandiford <richard.sandiford@arm.com>
4911 PR tree-optimization/89956
4912 * tree-ssa-math-opts.c (convert_mult_to_fma): Protect against
4913 multiple negates of the same value.
4915 2019-04-04 Martin Sebor <msebor@redhat.com>
4919 * builtins.c (expand_builtin_strnlen): Make sure wi::ltu_p operands
4920 have the same precision since the function crashes otherwise.
4921 * calls.c (maybe_warn_nonstring_arg): Avoid assuming strnlen() call
4922 has non-zero arguments.
4924 2019-04-04 Martin Sebor <msebor@redhat.com>
4927 * gimple-ssa-warn-restrict.c (builtin_access::builtin_access): Bail
4928 out if the number of arguments is less than expected.
4930 2019-04-04 Jeff Law <law@redhat.com>
4932 PR rtl-optimization/89399
4933 * ree.c (combine_set_extension): Use single_set rather than
4934 digging into PATTERN for items on the candidate list.
4935 (combine_reaching_defs): Likewise.
4937 2019-04-04 Richard Sandiford <richard.sandiford@arm.com>
4939 PR rtl-optimization/46590
4940 * loop-invariant.c (find_defs): Move df_remove_problem and
4941 df_process_deferred_rescans to move_invariants.
4942 Move df_live_add_problem and df_live_set_all_dirty calls
4944 (move_invariants): Likewise.
4945 (move_loop_invariants): Likewise, making the df_live calls
4946 conditional on -O. Remove the problem again if we added it
4949 2019-04-03 qing zhao <qing.zhao@oracle.com>
4951 PR tree-optimization/89730
4952 * ipa-inline.c (can_inline_edge_p): Delete the checking for
4953 -flive-patching=inline-only-static.
4954 (can_inline_edge_by_limits_p): Add the checking for
4955 -flive-patching=inline-only-static and grant always_inline
4956 even when -flive-patching=inline-only-static is specified.
4958 2019-04-03 Jeff Law <law@redhat.com>
4960 PR rtl-optimization/81025
4961 * reorg.c (skip_consecutive_labels): Do not skip past a BARRIER.
4963 2019-04-03 Richard Biener <rguenther@suse.de>
4965 PR tree-optimization/84101
4966 * tree-vect-stmts.c: Include explow.h for hard_function_value,
4967 regs.h for hard_regno_nregs.
4968 (cfun_returns): New helper.
4969 (vect_model_store_cost): When vectorizing a store to a decl
4970 we return and the function ABI returns in a multi-reg location
4971 account for the possible spilling that will happen.
4973 2019-04-03 Andreas Krebbel <krebbel@linux.ibm.com>
4975 * config/s390/s390.c (s390_legitimate_address_p): Reject long
4976 displacement addresses for vector mode operands.
4978 2019-04-03 Claudiu Zissulescu <claziss@synopsys.com>
4980 * config/arc/arc.c (GMASK_LEN): Define.
4981 (arc_restore_callee_saves): Restore first blink when
4984 2019-04-03 Sudakshina Das <sudi.das@arm.com>
4986 * doc/extend.texi: Add deprecated comment on sign-return-address
4987 function attribute and add mbranch-protection.
4988 * doc/invoke.texi: Add bti to the options for mbranch-protection.
4990 2019-04-03 Richard Biener <rguenther@suse.de>
4993 * lto-wrapper.c (run_gcc): Avoid implicit rules making
4994 the all target phony.
4996 2019-04-02 Uroš Bizjak <ubizjak@gmail.com>
5000 * config/i386/i386.c (dimode_scalar_to_vector_candidate_p):
5001 Return false for variable DImode shifts.
5002 (dimode_scalar_chain::compute_convert_gain): Do not handle
5003 register count operand in variable DImode shifts.
5004 (dimode_scalar_chain::make_vector_copies): Remove support to copy
5005 count argument of a variable shift instruction to a vector register.
5006 (dimode_scalar_chain::convert_reg): Remove support to convert
5007 count argument of a variable shift instruction.
5009 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
5011 PR rtl-optimization/84206
5012 * sel-sched-ir.h (get_all_loop_exits): Avoid the outer loop when
5013 iterating over loop headers.
5015 2019-04-02 Andrey Belevantsev <abel@ispras.ru>
5017 PR rtl-optimization/85876
5018 * sel-sched.c (code_motion_path_driver): Avoid unwinding first_insn
5019 beyond the original fence.
5021 2019-04-02 Ulrich Weigand <uweigand@de.ibm.com>
5023 * config.gcc: Mark spu* targets as deprecated/obsolete.
5025 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5027 * config/s390/s390-builtin-types.def: New builtin function type
5028 definitions. Remove unused types.
5029 * config/s390/s390-builtins.def (s390_vcdgb, s390_vcdlgb)
5030 (s390_vcgdb, s390_vclgdb): Remove low-level builtin definitions.
5031 (s390_vec_float, s390_vec_signed, s390_vec_unsigned): New
5032 overloaded builtins.
5033 (s390_vcefb, s390_vcdgb, s390_vcelfb, s390_vcdlgb, s390_vcfeb)
5034 (s390_vcgdb, s390_vclfeb, s390_vclgdb): New low-level builtins.
5035 * config/s390/vecintrin.h (vec_float): New builtin macro definition.
5036 (vec_double, vec_signed, vec_unsigned): Define to use the new
5037 overloaded builtins.
5038 * config/s390/vx-builtins.md ("vec_double_s64", "vec_double_u64"):
5041 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5043 * config/s390/s390-builtin-types.def: New builtin function type
5045 * config/s390/s390-builtins.def (s390_vec_search_string_cc)
5046 (s390_vec_search_string_until_zero_cc): New overloaded builtins.
5047 (s390_vstrsb, s390_vstrsh, s390_vstrsf, s390_vstrszb)
5048 (s390_vstrszh, s390_vstrszf): New low-level builtins.
5049 * config/s390/s390.md (UNSPEC_VEC_VSTRS, UNSPEC_VEC_VSTRSCC): New
5050 constant definitions.
5051 * config/s390/vecintrin.h (vec_search_string_cc)
5052 (vec_search_string_until_zero_cc): New builtin name definitions.
5053 * config/s390/vx-builtins.md ("vstrs<mode>", "vstrsz<mode>"): New
5055 ("vec_vstrs<mode>"): New insn definition.
5057 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5059 * config/s390/s390-builtin-types.def: Add new builtin function
5061 * config/s390/s390-builtins.def (s390_vec_sldb, s390_vec_srdb):
5062 New overloaded builtins.
5063 (s390_vec_sldb, s390_vec_srdb): New low-level builtins. and
5065 * config/s390/s390.md (UNSPEC_VEC_SLDB): Rename to ...
5066 (UNSPEC_VEC_SLDBYTE): ... this.
5067 (UNSPEC_VEC_SLDBIT, UNSPEC_VEC_SRDBIT): New constant definitions.
5068 * config/s390/vecintrin.h (vec_sldb, vec_srdb): New builtin name
5070 * config/s390/vx-builtins.md ("vec_sld<mode>", "vec_sldw<mode>"):
5071 Rename UNSPEC_VEC_SLDB to UNSPEC_VEC_SLDBYTE.
5072 ("vec_sldb<mode>", "vec_srdb<mode>"): New insn definitions.
5074 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5076 ("*vec_splats_bswap_vec<mode>", "*vec_splats_bswap_elem<mode>"):
5077 New insn definition.
5078 * config/s390/vx-builtins.md (V_HW_HSD): Move to ...
5079 * config/s390/vector.md (V_HW_HSD): ... here.
5081 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5083 * config/s390/vecintrin.h: Map vec_vster low-level builtins to vec_vler.
5084 * config/s390/vx-builtins.md ("*vec_insert_and_zero_bswap<mode>")
5085 ("*vec_set_bswap_elem<mode>", "*vec_set_bswap_vec<mode>")
5086 ("*vec_extract_bswap_vec<mode>", "*vec_extract_bswap_elem<mode>"):
5087 New insn definitions.
5089 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5091 * config/s390/s390-builtin-types.def: Add new builtin function type.
5092 * config/s390/s390-builtins.def: Add overloaded builtin
5093 s390_vec_reve and low-level builtins for s390_vler and s390_vster.
5094 * config/s390/s390.md (UNSPEC_VEC_ELTSWAP): New constant definition.
5095 * config/s390/vecintrin.h (vec_reve): New builtin name definition.
5096 * config/s390/vx-builtins.md (V_HW_HSD): New mode iterator.
5097 ("eltswap<mode>"): New expander.
5098 ("*eltswapv16qi", "*eltswap<mode>", "*eltswap<mode>_emu"): New
5101 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5103 * config/s390/s390-builtin-types.def: Add new builtin function types.
5104 * config/s390/s390-builtins.def: Add overloaded builtin
5105 s390_vec_revb. Add low-level builtins for vlbr and vstbr
5107 * config/s390/vecintrin.h (vec_revb): New builtin name definition.
5108 * config/s390/vector.md (VT_HW_HSDT): New mode iterator.
5109 ("bswap<mode>"): New expander.
5110 ("*bswap<mode>", "*bswap<mode>_emu"): New insn definitions.
5112 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5114 * config/s390/s390-builtins.def (B_VXE2): New builtin flag definition.
5115 * config/s390/s390-c.c (s390_cpu_cpp_builtins_internal): Increment
5116 vector builtin version number in __VEC__.
5118 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5120 * config/s390/s390.md (VX_CONV_BFP, VX_CONV_INT): New mode
5122 (SFSI): New mode attribute.
5123 ("*fixuns_truncdfdi2_vx", "*fix_truncdfdi2_bfp_z13")
5124 ("*floatunsdidf2_z13", ): Add support for 32 bit conversions and
5126 ("*fixuns_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_z13")
5127 ("*fix_trunc<VX_CONV_BFP:mode><VX_CONV_INT:mode>2_bfp_z13")
5128 ("*floatuns<VX_CONV_INT:mode><VX_CONV_BFP:mode>2_z13"): ... these.
5129 ("floatsi<mode>2"): Add wcefb instruction.
5131 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5133 * config/s390/s390.md ("xde"): Extend mode attribute to vector types.
5134 * config/s390/vector.md (VX_VEC_CONV_BFP, VX_VEC_CONV_INT): New
5136 ("floatv2div2df2", "floatunsv2div2df2", "fix_truncv2dfv2di2")
5137 ("fixuns_truncv2dfv2di2"): Enhance with mode iterator to also
5138 support 32 bit fp-int conversions. Rename to ...
5139 ("float<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
5140 ("floatuns<VX_VEC_CONV_INT:mode><VX_VEC_CONV_BFP:mode>2")
5141 ("fix_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2")
5142 ("fixuns_trunc<VX_VEC_CONV_BFP:mode><VX_VEC_CONV_INT:mode>2"):
5145 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5147 * config/s390/s390.c (s390_rtx_costs): Do not add extra costs for
5148 if-then-else constructs if we can use the select instruction.
5149 * config/s390/s390.md ("*mov<mode>cc"): Add the new instructions.
5151 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5153 * config/s390/s390.md ("*popcountdi_arch13_cc")
5154 ("*popcountdi_arch13_cconly", "*popcountdi_arch13"): New insn
5156 ("*popcount<mode>", "popcountdi2", "popcountsi2", "popcounthi2"):
5157 Append _z196 to make it ...
5158 ("*popcount<mode>_z196", "popcountdi2_z196", "popcountsi2_z196")
5159 ("popcounthi2_z196"): ... this.
5160 ("popcountdi2_z196"): Remove TARGET_64BIT from the insn condition.
5161 ("popcountdi2", "popcountsi2", "popcounthi2"): New expanders.
5163 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5165 * config/s390/s390.c (s390_canonicalize_comparison): Convert
5166 certain compares for arch13 in order to make use of the condition
5167 code result produced by the new instructions.
5168 (s390_rtx_costs): Adjust the costs for nnrk, nngrk, nork, nogrk,
5169 nxrk, and nxgrk instruction patterns.
5170 * config/s390/s390.md (ANDOR, bitops_name, inv_bitops_name)
5171 (inv_no): Add new code iterator together with some attributes.
5172 ("*andc_split_<mode>"): Disable splitter for arch13.
5173 ("*<ANDOR:bitops_name>c<GPR:mode>_cc")
5174 ("*<ANDOR:bitops_name>c<GPR:mode>_cconly")
5175 ("*<ANDOR:bitops_name>c<GPR:mode>")
5176 ("*n<ANDOR:inv_bitops_name><GPR:mode>_cc")
5177 ("*n<ANDOR:inv_bitops_name><mode>_cconly")
5178 ("*n<ANDOR:inv_bitops_name><mode>", "*nxor<GPR:mode>_cc")
5179 ("*nxor<mode>_cconly", "*nxor<mode>"): New insn definitions.
5181 2019-04-02 Andreas Krebbel <krebbel@linux.ibm.com>
5183 * common/config/s390/s390-common.c (processor_flags_table): New
5185 * config.gcc: Support arch13 with the --with-arch= configure flag.
5186 * config/s390/driver-native.c (s390_host_detect_local_cpu):
5187 * config/s390/s390-opts.h (enum processor_type): Add PROCESSOR_ARCH13.
5188 * config/s390/s390.c (s390_get_sched_attrmask)
5189 (s390_get_unit_mask): Add PROCESSOR_ARCH13.
5190 * config/s390/s390.h (enum processor_flags): Add PF_VXE2 and PF_ARCH13.
5191 * config/s390/s390.md (TARGET_CPU_ARCH13, TARGET_CPU_ARCH13_P)
5192 (TARGET_CPU_VXE2, TARGET_CPU_VXE2_P, TARGET_ARCH13)
5193 (TARGET_ARCH13_P, TARGET_VXE2, TARGET_VXE2_P): New macro
5195 * config/s390/s390.opt: Support arch13 as processor type in
5196 command line options.
5198 2019-04-02 Martin Liska <mliska@suse.cz>
5200 PR translation/89912
5201 * params.def (PARAM_GRAPHITE_MAX_ARRAYS_PER_SCOP):
5202 Fix param description of graphite-max-arrays-per-scop.
5204 2019-04-02 Eric Botcazou <ebotcazou@adacore.com>
5206 * config/sparc/linux64.h (ASAN_REJECT_SPEC): New macro.
5207 (ASAN_CC1_SPEC): Use it in 64-bit mode.
5208 * config/sparc/sol2.h (ASAN_REJECT_SPEC): Remove superfluous colon.
5210 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
5212 PR rtl-optimization/85412
5213 * sel-sched.c (sel_sched_region): Assign reset_sched_cycles_p before
5214 sel_sched_region_1, not after.
5216 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
5218 PR rtl-optimization/86928
5219 * sel-sched-ir.c (sel_redirect_edge_and_branch_force): Invoke
5220 compute_live if necessary.
5221 (sel_redirect_edge_and_branch): Likewise.
5223 2019-04-01 Vladimir Makarov <vmakarov@redhat.com>
5225 PR rtl-optimization/89865
5226 * ira-costs.c (process_bb_node_for_hard_reg_moves): Skip hard
5227 register if it is a part of small class.
5229 2019-04-01 Andrey Belevantsev <abel@ispras.ru>
5231 PR rtl-optimization/87273
5232 * sel-sched-ir.c (merge_fences): Remove assert.
5234 2019-04-01 Richard Biener <rguenther@suse.de>
5236 PR tree-optimization/46590
5237 * domwalk.h (dom_walker::dom_walker): Consolidate constructors.
5238 (dom_walker::m_reachability): Add in place of...
5239 (dom_walker::m_skip_unreachable_blocks): ...this.
5240 * domwalk.c (dom_walker::dom_walker): Consoliate constructors.
5241 Move complex initialization ...
5242 (dom_walker::walk): Here. Especially compute m_bb_to_rpo
5243 lazily and initialize edge flags on each invocation.
5244 (dom_walker::bb_reachable): Use m_reachability.
5246 2019-04-01 Martin Liska <mliska@suse.cz>
5249 * opt-suggestions.c (option_proposer::build_option_suggestions):
5250 Add variant without any argument in order to provide better
5253 2019-04-01 Richard Biener <rguenther@suse.de>
5256 * gimple.c: Include langhooks.h.
5257 (gimple_get_alias_set): Treat enumeral types as the underlying
5260 2019-03-29 Kugan Vivekanandarajah <kuganv@linaro.org>
5261 Eric Botcazou <ebotcazou@adacore.com>
5263 PR rtl-optimization/89862
5264 * rtl.h (word_register_operation_p): Exclude CONST_INT from operations
5265 that operates on the full registers for WORD_REGISTER_OPERATIONS
5268 2019-03-29 Jim Wilson <jimw@sifive.com>
5270 * common/config/riscv/riscv-common.c (riscv_parse_arch_string):
5271 Clear MASK_RVC and then set if C subset supported.
5273 2019-03-29 Jakub Jelinek <jakub@redhat.com>
5276 * gimplify.c (gimplify_compound_literal_expr): Don't optimize a
5277 non-addressable complit into its initializer if it is volatile.
5279 2019-03-29 Roman Zhuykov <zhroma@ispras.ru>
5281 * opts-common.c (integral_argument): Set errno properly in one case.
5283 2019-03-29 Martin Liska <mliska@suse.cz>
5285 * doc/invoke.texi: Remove -Wchkp from documentation.
5287 2019-03-29 Martin Liska <mliska@suse.cz>
5289 * dbgcnt.c (print_limit_reach): New function.
5292 2019-03-29 Martin Liska <mliska@suse.cz>
5294 * dbgcnt.c (dbg_cnt_process_single_pair): Fix GNU coding style.
5295 (dbg_cnt_process_opt): Parse first tokens aas
5296 dbg_cnt_process_single_pair is also using strtok.
5298 2019-03-29 Jakub Jelinek <jakub@redhat.com>
5300 PR rtl-optimization/87485
5301 * function.c (expand_function_end): Move stack_protect_epilogue
5302 before loading of return value into hard register(s).
5304 2019-03-28 Jakub Jelinek <jakub@redhat.com>
5307 * tree-inline.h (struct copy_body_data): Add
5308 dont_remap_vla_if_no_change flag.
5309 * tree-inline.c (remap_type_3, remap_type_2): New functions.
5310 (remap_type): Don't remap vla types if id->dont_remap_vla_if_no_change
5311 and remap_type_2 returns false.
5312 * omp-low.c (new_omp_context): Set ctx->cb.dont_remap_vla_if_no_change.
5313 Move ctx->cb.adjust_array_error_bounds setting to the outermost ctx
5314 only from where it is copied to nested contexts.
5316 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
5319 * config/i386/i386.md (RMW operation with LEA peephole):
5320 Use LEAMODE mode attribute instead of SWI mode iterator for
5323 2019-03-28 Uroš Bizjak <ubizjak@gmail.com>
5326 * config/i386/i386.c (dimode_scalar_chain::make_vector_copies):
5327 Also process XEXP (src, 0) of a shift insn.
5329 2019-03-28 David Malcolm <dmalcolm@redhat.com>
5332 * optinfo-emit-json.cc (optrecord_json_writer::optinfo_to_json):
5333 Use DECL_ASSEMBLER_NAME rather than get_fnname_from_decl.
5335 2019-03-28 Jakub Jelinek <jakub@redhat.com>
5337 * regcprop.c (copyprop_hardreg_forward_1): Remove redundant INSN_P
5339 (cprop_hardreg_bb, cprop_hardreg_debug): New functions.
5340 (pass_cprop_hardreg::execute): Use those. Don't repeat bb processing
5341 immediately after first one with df_analyze in between, but rather
5342 process all bbs, queueing ones that need second pass in a worklist,
5343 df_analyze, process queued debug insn changes and if second pass is
5344 needed, process bbs from worklist, df_analyze, process queued debug
5347 * rtl.h (NONDEBUG_INSN_P): Define as NONJUMP_INSN_P or JUMP_P
5348 or CALL_P instead of INSN_P && !DEBUG_INSN_P.
5349 (INSN_P): Define using NONDEBUG_INSN_P or DEBUG_INSN_P.
5351 2019-03-28 Jonathan Wakely <jwakely@redhat.com>
5354 * gengtype.h (create_nested_ptr_option): Fix parameter names to match
5357 2019-03-27 Mateusz B <mateuszb@poczta.onet.pl>
5360 * config/i386/i386.c (ix86_function_value_1): Call the newly added
5361 function for 32-bit MS_ABI.
5362 (function_value_ms_32): New function.
5364 2019-03-27 Andrew Stubbs <ams@codesourcery.com>
5366 * config/gcn/gcn.md (CC_SAVE_REG): New constant.
5367 (movdi): Call gen_movdi_symbol_save_scc.
5368 (gen_movdi_symbol_save_scc): New insn and split.
5370 2019-03-27 Peter Bergner <bergner@linux.ibm.com>
5372 PR rtl-optimization/89313
5373 * function.c (matching_constraint_num): New static function.
5374 (match_asm_constraints_1): Use it. Fixup white space and comment.
5375 Don't replace inputs with non-matching constraints which conflict
5376 with early clobber outputs.
5378 2019-03-27 Jeff Law <law@redhat.com>
5381 PR rtl-optimization/87761
5382 PR rtl-optimization/89826
5383 * regcprop.c (copyprop_hardreg_forward_1): Move may_trap_p test
5385 (pass_cprop_hardreg::execute): Call df_analyze after adding the
5386 note problem to get REG_DEAD/REG_UNUSED notes updated.
5388 2019-03-27 Richard Biener <rguenther@suse.de>
5390 PR tree-optimization/89463
5391 * tree-ssa-dce.c (remove_dead_stmt): Take output vector to
5392 queue edges to remove.
5393 (eliminate_unnecessary_stmts): Remove dead PHIs alongside
5394 dead stmts. Delay edge removal until PHIs are removed to
5395 make debug-stmt creation not confused by seemingly degenerate
5398 2019-03-27 Alan Modra <amodra@gmail.com>
5400 * config/rs6000/rs6000.h: Rename NON_SPECIAL_REGS to GEN_OR_FLOAT_REGS
5402 * config/rs6000/darwin.h: Likewise.
5403 * config/rs6000/rs6000.c: Likewise.
5405 2019-03-27 Alan Modra <amodra@gmail.com>
5407 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Always
5408 assign rs6000_hard_regno_mode_ok_p[m][r]. Formatting.
5410 2019-03-26 Andrew Waterman <andrew@sifive.com>
5411 Jim Wilson <jimw@sifive.com>
5413 * config/riscv/generic.md (generic_alu, generic_load, generic_store)
5414 (generic_xfer, generic_branch, generic_imul, generic_idivsi)
5415 (generic_idivdi, generic_fmul_single, generic_fmul_double)
5416 (generic_fdiv, generic_fsqrt): Add check for generic tune.
5417 (generic_alu): Add auipc to type list.
5418 * config/riscv/riscv-opts.h (enum riscv_microarchitecture_type): New.
5419 (riscv_microarchitecture): Declare.
5420 * config/riscv/riscv-protos.h (riscv_store_data_bypass_p): Declare.
5421 * config/riscv/riscv.c (struct riscv_cpu_info): Add microarchitecture
5423 (riscv_microarchitecture): New.
5424 (sifive_7_tune_info): New.
5425 (riscv_cpu_info_table): Add microarchitecture value for rocket and
5426 size. Add sifive-3-series, sifive-5-series, and sifive-7-series
5428 (riscv_store_data_bypass_p): New.
5429 (riscv_option_override): Set riscv_microarchitecture from
5430 cpu->microarchitecture.
5431 * config/riscv/riscv.md: Include sifive-7.md.
5434 (auipc<mode>): Change type to auipc.
5435 (restore_stack_nonlocal): New.
5436 * config/riscv/sifive-7.md: New.
5437 * doc/invoke.texi (RISC-V Options): Update mtune docs.
5439 2019-03-26 Uroš Bizjak <ubizjak@gmail.com>
5442 * config/i386/i386.c (dimode_scalar_chain::convert_reg):
5443 Also process XEXP (src, 0) of a shift insn.
5445 2019-03-26 Richard Biener <rguenther@suse.de>
5447 * tree-inline.c (remap_gimple_stmt): Cache gimple_block.
5448 (copy_debug_stmt): Likewise.
5449 (expand_call_inline): Likewise.
5450 (copy_bb): Avoid redundant lookup & set of gimple_block.
5451 * gimple-low.c (lower_gimple_return): Likewise.
5452 (lower_builtin_setjmp): Likewise.
5454 2019-03-26 Jakub Jelinek <jakub@redhat.com>
5456 * hash-table.h (hash_table::m_gather_mem_stats): If GATHER_STATISTICS
5457 is constant 0, turn into static const data member initialized to false.
5458 (hash_table::hash_table): Only initialize m_gather_mem_stats #if
5459 GATHER_STATISTICS. Add ATTRIBUTE_UNUSED to gather_mem_stats param.
5461 2019-03-26 Jason Merrill <jason@redhat.com>
5462 Jakub Jelinek <jakub@redhat.com>
5464 * mem-stats.h (mem_alloc_description::unregister_descriptor): New
5466 (mem_alloc_description::release_object_overhead): Fix comment typos.
5467 * hash-table.h (hash_table::~hash_table): Call
5468 release_instance_overhead only if m_entries is non-NULL, otherwise
5469 call unregister_descriptor.
5471 2019-03-26 Bin Cheng <bin.cheng@linux.alibaba.com>
5473 PR tree-optimization/81740
5474 * tree-vect-data-refs.c (vect_analyze_data_ref_dependence):
5475 In case of outer loop vectorization, check for backward dependence
5476 at the inner loop if outer loop dependence is reversed.
5478 2019-03-26 Alan Modra <amodra@gmail.com>
5480 * config/rs6000/rs6000.c (rs6000_init_hard_regno_mode_ok): Correct
5481 rs6000_vector_mem init. Correct wI and wJ comment.
5483 2019-03-25 Alexander Monakov <amonakov@ispras.ru>
5485 PR rtl-optimization/88347
5486 PR rtl-optimization/88423
5487 * sched-deps.c (sched_analyze_insn): Take into account that for
5488 tablejumps the barrier appears after a label and a jump_table_data.
5490 2019-03-25 Martin Sebor <msebor@redhat.com>
5493 * c-common.c (check_user_alignment): Rename local. Correct maximum
5494 alignment in diagnostic. Avoid assuming argument fits in SHWI,
5495 convert it to UHWI when it fits.
5497 2019-03-25 Johan Karlsson <johan.karlsson@enea.com>
5500 * dwarf2out.c (premark_used_variables): New function.
5501 (prune_unused_types_walk): Do not mark not premarked external
5503 (prune_unused_types): Call premark_used_variables.
5505 2019-03-25 Vladimir Makarov <vmakarov@redhat.com>
5507 PR rtl-optimization/89676
5508 * lra-constraints.c (curr_insn_transform): Do match reload for
5509 early clobbers when the match was successful only for different
5512 2019-03-25 Martin Sebor <msebor@redhat.com>
5514 * doc/extend.texi (Common Type Attributes): Document vector_size.
5515 (Common Variable Attributes): Mention size constraint. Correct
5517 (Vector Extensions): Use @dfn when defining bas type. Clarify
5518 base type and size constraints.
5520 2019-03-25 Richard Biener <rguenther@suse.de>
5522 PR tree-optimization/89789
5523 * tree-ssa-sccvn.c (set_ssa_val_to): Do not allow lattice
5524 changes from non-undefined back to undefined.
5526 2019-03-25 Thomas Otto <thomas.otto@pdv-fs.de>
5528 * dwarf2out.c (comp_dir_string): cached_wd could be set to both a
5529 heap string and a gc string, but since this variable is unknown to
5530 ggc the gc string might get reused and corrupted. Fixed by always
5531 using a heap string.
5533 2019-03-25 Richard Biener <rguenther@suse.de>
5535 PR tree-optimization/89779
5536 * tree-ssa-loop-ivopts.c (remove_unused_ivs): Return
5537 to remove IV defs, delay actual removal.
5538 (tree_ssa_iv_optimize_loop): Likewise. Avoid SCEV reset.
5539 (tree_ssa_iv_optimize): Remove eliminated IV defs at the
5540 very end, properly also reset loop control IV information.
5542 2019-03-25 Richard Biener <rguenther@suse.de>
5544 PR tree-optimization/89802
5545 * tree-ssa-math-opts.c (convert_mult_to_fma_1): Properly
5546 move EH data to folded stmt.
5548 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
5550 * config/s390/s390-builtin-types.def: Remove few unused types and
5551 fix sort order for others.
5553 2019-03-25 Andreas Krebbel <krebbel@linux.ibm.com>
5555 * config/s390/s390-c.c (s390_fn_types_compatible): Print the
5556 expected and found types with -mdebug during builtin matching.
5558 2019-03-25 Richard Biener <rguenther@suse.de>
5561 * fold-const.c (operand_equal_p): Revert last change with
5564 2019-03-24 Segher Boessenkool <segher@kernel.crashing.org>
5566 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add REG_EQUAL
5567 notes for the result of the __tls_get_addr calls.
5568 * config/rs6000/rs6000.md (unspec UNSPEC_TLS_GET_ADDR): New.
5570 2019-03-24 Jeff Law <law@redhat.com>
5572 * config/bfin/bfin.md (movpdi): Fix length for alternative 1.
5574 PR rtl-optimization/87761
5575 * regcprop.c (copyprop_hardreg_forward_1): Check may_trap_p on SET,
5576 not INSN. Also check RTX_FRAME_RELATED_P. Queue insns for DF rescan
5578 (pass_cprop_hardreg::execute): Add df note problem and defer insn
5579 rescans. Reprocess blocks as needed, calling df_analyze before
5580 reprocessing. Always call df_analyze before fixing up debug bind
5583 2019-03-23 Segher Boessenkool <segher@kernel.crashing.org>
5585 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Implement for 32-bit
5588 2019-03-22 Andrew Pinski <apinski@marvell.com>
5590 * config/aarch64/aarch64.md (zero_extendsidi2_aarch64): Fix type
5591 attrribute for uxtw.
5593 2019-03-26 Jeff Law <law@redhat.com>
5595 PR rtl-optimization/87761
5596 * config/mips/mips-protos.h (mips_split_move): Add new argument.
5597 (mips_emit_move_or_split): Pass NULL for INSN into mips_split_move.
5598 (mips_split_move): Accept new INSN argument. Try to forward SRC
5599 into the next instruction.
5600 (mips_split_move_insn): Pass INSN through to mips_split_move.
5602 2019-03-22 Vladimir Makarov <vmakarov@redhat.com>
5604 PR rtl-optimization/89676
5605 * lra-constraints.c (curr_insn_transform): Do match reload for
5606 early clobbers even if the match was successful.
5608 2019-03-22 Jakub Jelinek <jakub@redhat.com>
5611 * doc/invoke.texi (-fconstexpr-ops-limit=): Document.
5613 2019-03-22 Bill Schmidt <wschmidt@linux.ibm.com>
5615 * config/rs6000/mmintrin.h (_mm_sub_pi32): Fix typo.
5617 2019-03-22 Jakub Jelinek <jakub@redhat.com>
5619 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask3<round_name>,
5620 <avx512>_fmsub_<mode>_mask3<round_name>,
5621 <avx512>_fnmadd_<mode>_mask3<round_name>,
5622 <avx512>_fnmsub_<mode>_mask3<round_name>,
5623 avx512f_vmfmadd_<mode>_mask3<round_name>,
5624 avx512f_vmfmsub_<mode>_mask3<round_name>,
5625 *avx512f_vmfnmadd_<mode>_mask3<round_name>): Use <round_nimm_predicate>
5626 instead of register_operand and %v instead of v for match_operand 1.
5627 (avx512f_vmfnmsub_<mode>_mask3<round_name>): Rename to ...
5628 (*avx512f_vmfnmsub_<mode>_mask3<round_name>): ... this. Use
5629 <round_nimm_predicate> instead of register_operand and %v instead of v
5630 for match_operand 1.
5632 * config/i386/sse.md (<avx512>_fmadd_<mode>_mask<round_name>,
5633 <avx512>_fmadd_<mode>_mask3<round_name>,
5634 <avx512>_fmsub_<mode>_mask<round_name>,
5635 <avx512>_fmsub_<mode>_mask3<round_name>,
5636 <avx512>_fnmadd_<mode>_mask<round_name>,
5637 <avx512>_fnmadd_<mode>_mask3<round_name>,
5638 <avx512>_fnmsub_<mode>_mask<round_name>,
5639 <avx512>_fnmsub_<mode>_mask3<round_name>,
5640 <avx512>_fmaddsub_<mode>_mask<round_name>,
5641 <avx512>_fmaddsub_<mode>_mask3<round_name>,
5642 <avx512>_fmsubadd_<mode>_mask<round_name>,
5643 <avx512>_fmsubadd_<mode>_mask3<round_name>): Use
5644 <round_nimm_predicate> instead of nonimmediate_operand.
5645 (fmai_vmfmadd_<mode><round_name>, fmai_vmfmsub_<mode><round_name>,
5646 fmai_vmfnmadd_<mode><round_name>, fmai_vmfnmsub_<mode><round_name>):
5647 Use register_operand instead of <round_nimm_predicate> for the
5648 operand that needs to match output.
5649 (*fmai_fmadd_<mode>, *fmai_fmsub_<mode>,
5650 *fmai_fnmadd_<mode><round_name>, *fmai_fnmsub_<mode><round_name>):
5651 Likewise. Formatting fixes.
5654 * config/i386/i386.c (enum ix86_builtins): Remove
5655 IX86_BUILTIN_VFMSUBSD3_MASK3 and IX86_BUILTIN_VFMSUBSS3_MASK3.
5656 * config/i386/i386-builtin.def (__builtin_ia32_vfmaddsd3_mask,
5657 __builtin_ia32_vfmaddsd3_mask3, __builtin_ia32_vfmaddsd3_maskz,
5658 __builtin_ia32_vfmsubsd3_mask3, __builtin_ia32_vfmaddss3_mask,
5659 __builtin_ia32_vfmaddss3_mask3, __builtin_ia32_vfmaddss3_maskz,
5660 __builtin_ia32_vfmsubss3_mask3): New builtins.
5661 * config/i386/sse.md (avx512f_vmfmadd_<mode>_mask<round_name>,
5662 avx512f_vmfmadd_<mode>_mask3<round_name>,
5663 avx512f_vmfmadd_<mode>_maskz_1<round_name>,
5664 *avx512f_vmfmsub_<mode>_mask<round_name>,
5665 avx512f_vmfmsub_<mode>_mask3<round_name>,
5666 *avx512f_vmfmasub_<mode>_maskz_1<round_name>,
5667 *avx512f_vmfnmadd_<mode>_mask<round_name>,
5668 *avx512f_vmfnmadd_<mode>_mask3<round_name>,
5669 *avx512f_vmfnmadd_<mode>_maskz_1<round_name>,
5670 *avx512f_vmfnmsub_<mode>_mask<round_name>,
5671 avx512f_vmfnmsub_<mode>_mask3<round_name>,
5672 *avx512f_vmfnmsub_<mode>_maskz_1<round_name>): New define_insns.
5673 (avx512f_vmfmadd_<mode>_maskz<round_expand_name>): New define_expand.
5674 * config/i386/avx512fintrin.h (_mm_mask_fmadd_sd, _mm_mask_fmadd_ss,
5675 _mm_mask3_fmadd_sd, _mm_mask3_fmadd_ss, _mm_maskz_fmadd_sd,
5676 _mm_maskz_fmadd_ss, _mm_mask_fmsub_sd, _mm_mask_fmsub_ss,
5677 _mm_mask3_fmsub_sd, _mm_mask3_fmsub_ss, _mm_maskz_fmsub_sd,
5678 _mm_maskz_fmsub_ss, _mm_mask_fnmadd_sd, _mm_mask_fnmadd_ss,
5679 _mm_mask3_fnmadd_sd, _mm_mask3_fnmadd_ss, _mm_maskz_fnmadd_sd,
5680 _mm_maskz_fnmadd_ss, _mm_mask_fnmsub_sd, _mm_mask_fnmsub_ss,
5681 _mm_mask3_fnmsub_sd, _mm_mask3_fnmsub_ss, _mm_maskz_fnmsub_sd,
5682 _mm_maskz_fnmsub_ss, _mm_mask_fmadd_round_sd, _mm_mask_fmadd_round_ss,
5683 _mm_mask3_fmadd_round_sd, _mm_mask3_fmadd_round_ss,
5684 _mm_maskz_fmadd_round_sd, _mm_maskz_fmadd_round_ss,
5685 _mm_mask_fmsub_round_sd, _mm_mask_fmsub_round_ss,
5686 _mm_mask3_fmsub_round_sd, _mm_mask3_fmsub_round_ss,
5687 _mm_maskz_fmsub_round_sd, _mm_maskz_fmsub_round_ss,
5688 _mm_mask_fnmadd_round_sd, _mm_mask_fnmadd_round_ss,
5689 _mm_mask3_fnmadd_round_sd, _mm_mask3_fnmadd_round_ss,
5690 _mm_maskz_fnmadd_round_sd, _mm_maskz_fnmadd_round_ss,
5691 _mm_mask_fnmsub_round_sd, _mm_mask_fnmsub_round_ss,
5692 _mm_mask3_fnmsub_round_sd, _mm_mask3_fnmsub_round_ss,
5693 _mm_maskz_fnmsub_round_sd, _mm_maskz_fnmsub_round_ss): New intrinsics.
5695 2019-03-21 Martin Sebor <msebor@redhat.com>
5697 PR tree-optimization/89350
5698 * builtins.c (compute_objsize): Also ignore offsets whose upper
5700 * gimple-ssa-warn-restrict.c (builtin_memref): Add new member.
5701 (builtin_memref::builtin_memref): Initialize new member.
5702 Allow EXPR to be null.
5703 (builtin_memref::extend_offset_range): Replace local with a member.
5704 Avoid assuming pointer offsets are unsigned.
5705 (builtin_memref::set_base_and_offset): Determine base object
5706 before computing offset range.
5707 (builtin_access::builtin_access): Handle memset.
5708 (builtin_access::generic_overlap): Replace local with a member.
5709 (builtin_access::strcat_overlap): Same.
5710 (builtin_access::overlap): Same.
5711 (maybe_diag_overlap): Same.
5712 (maybe_diag_access_bounds): Same.
5713 (wrestrict_dom_walker::check_call): Handle memset.
5714 (check_bounds_or_overlap): Same.
5716 2019-03-21 Jan Hubicka <hubicka@ucw.cz>
5717 Jakub Jelinek <jakub@redhat.com>
5720 * tree.c (fld_type_variant, fld_incomplete_type_of,
5721 fld_process_array_type): Call fld->pset.add and don't call
5722 add_tree_to_fld_list if it returns true.
5723 (free_lang_data_in_type): Similarly with self-recursive call. Purge
5724 non-marked types from TYPE_NEXT_VARIANT list.
5725 (find_decls_types_r): Call fld_worklist_push for TYPE_CANONICAL (t).
5727 2019-03-21 Jakub Jelinek <jakub@redhat.com>
5729 * hash-table.h (hash_table): Add Lazy template parameter defaulted
5730 to false, if true, don't alloc_entries during construction, but defer
5731 it to the first method that needs m_entries allocated.
5732 (hash_table::hash_table, hash_table::~hash_table,
5733 hash_table::alloc_entries, hash_table::find_empty_slot_for_expand,
5734 hash_table::too_empty_p, hash_table::expand, hash_table::empty_slow,
5735 hash_table::clear_slot, hash_table::traverse_noresize,
5736 hash_table::traverse, hash_table::iterator::slide): Adjust all methods.
5737 * hash-set.h (hash_set): Add Lazy template parameter defaulted to
5739 (hash_set::contains): If Lazy is true, use find_slot_with_hash with
5740 NO_INSERT instead of find_with_hash.
5741 (hash_set::traverse, hash_set::iterator, hash_set::iterator::m_iter,
5742 hash_set::m_table): Add Lazy to template params of hash_table.
5743 (gt_ggc_mx, gt_pch_nx): Use false as Lazy in hash_set template param.
5744 * attribs.c (test_attribute_exclusions): Likewise.
5745 * hash-set-tests.c (test_set_of_strings): Add iterator tests for
5746 hash_set. Add tests for hash_set with Lazy = true.
5748 2019-03-21 Richard Biener <rguenther@suse.de>
5750 PR tree-optimization/89779
5751 * tree.c (tree_nop_conversion): Consolidate and fix defensive
5752 checks with respect to released SSA names now having error_mark_node
5754 * fold-const.c (operand_equal_p): Likewise.
5756 2019-03-20 Andreas Krebbel <krebbel@linux.ibm.com>
5759 * config/s390/s390.c (global_not_special_regno_p): Move to make it
5761 (s390_optimize_register_info): Use global_not_special_regno_p to
5762 check for global regs.
5764 2019-03-20 Jakub Jelinek <jakub@redhat.com>
5767 * lra-constraints.c (process_alt_operands) <reg>: For BLKmode, don't
5768 update this_alternative nor this_alternative_set.
5770 2019-03-19 Jim Wilson <jimw@sifive.com>
5773 * config/riscv/riscv.c (riscv_valid_lo_sum_p): New arg x. New locals
5774 align, size, offset. Use them to handle a BLKmode reference. Update
5776 (riscv_classify_address): Pass info->offset to riscv_valid_lo_sum_p.
5778 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5780 PR rtl-optimization/89768
5781 * loop-unroll.c (unroll_loop_constant_iterations): Use gen_int_mode
5783 (unroll_loop_runtime_iterations): Likewise.
5785 2019-03-19 Martin Sebor <msebor@redhat.com>
5787 PR tree-optimization/89644
5788 * tree-ssa-strlen.c (handle_builtin_stxncpy): Use full_string_p
5789 rather than endptr as an indicator of nul-termination.
5791 PR tree-optimization/89644
5792 * tree-ssa-strlen.c (handle_builtin_stxncpy): Consider unterminated
5793 arrays in determining sequence sizes in strncpy and stpncpy.
5795 2019-03-19 Martin Liska <mliska@suse.cz>
5798 * predict.c (combine_predictions_for_bb): Empty likely_edges and
5799 unlikely_edges if there's an edge that belongs to both these sets.
5801 2018-03-19 Segher Boessenkool <segher@kernel.crashing.org>
5804 * config/rs6000/rs6000.md (fix_trunc<mode>si2_stfiwx): If we have a
5805 non-TARGET_MFCRF target, and the dest is memory but not 32-bit aligned,
5806 go via a stack temporary.
5808 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5811 * config/mips/mips.c (mips_expand_vec_cond_expr): Use gen_lowpart
5812 instead of gen_rtx_SUBREG.
5813 * config/mips/mips-msa.md (vec_extract<mode><unitmode>): Likewise.
5815 2019-03-19 Richard Biener <rguenther@suse.de>
5818 * opts.c (finish_options): Disable -gsplit-dwarf when doing LTO.
5820 2019-03-19 Jan Hubicka <hubicka@ucw.cz>
5824 * tree.c (free_lang_data_in_decl): Do not free context of C++
5827 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5830 * config/arm/arm.md (cmpsi2_addneg): Swap the alternatives and use
5831 subs for the first alternative except when operands[3] is 1.
5834 * gimplify.c (gimplify_asm_expr): For output argument with
5835 TREE_ADDRESSABLE type, clear allows_reg if it allows memory, otherwise
5838 2019-03-19 Eric Botcazou <ebotcazou@adacore.com>
5840 PR rtl-optimization/89753
5841 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
5842 explicit unrolling factor even more robust.
5844 2019-03-19 Jakub Jelinek <jakub@redhat.com>
5847 * config/i386/i386.c (ix86_expand_floorceildf_32): In ceil
5848 compensation use x2 += 1 instead of x2 -= -1 and when honoring
5849 signed zeros, do another copysign after the compensation.
5851 2019-03-18 Martin Sebor <msebor@redhat.com>
5853 PR tree-optimization/89720
5854 * tree-vrp.c (vrp_prop::check_mem_ref): Treat range with max < min
5855 more conservatively, the same as anti-range.
5857 2019-03-18 Richard Biener <rguenther@suse.de>
5860 * tree-ssanames.c (release_ssa_name_fn): For released SSA names
5861 use a TREE_TYPE of error_mark_node to avoid ICEs when dumping
5862 basic-blocks that are removed. Remove restoring SSA_NAME_VAR.
5863 * tree-outof-ssa.c (eliminate_useless_phis): Remove redundant checking.
5865 2019-03-18 Andrew Stubbs <ams@codesourcery.com>
5867 * config/gcn/gcn-run.c (struct output): Make next_output unsigned.
5868 Extend queue to 1024 entries.
5869 Add "consumed" field.
5870 (gomp_print_output): Remove print_index parameter.
5871 Add final parameter.
5872 Change limit to unsigned.
5873 Use consumed field to implement circular buffer.
5874 Detect interrupted print in final pass.
5875 Flush output at the end.
5876 (run): Update gomp_print_output usage.
5877 (main): Initialize kernargs->output_data.consumed.
5879 2019-03-18 Richard Sandiford <richard.sandiford@arm.com>
5881 * tree-vect-loop.c (vect_estimate_min_profitable_iters): Fix the
5882 calculation of the minimum number of scalar iterations for
5883 fully-predicated loops.
5885 2019-03-18 Martin Jambor <mjambor@suse.cz>
5887 PR tree-optimization/89546
5888 * tree-sra.c (propagate_subaccesses_across_link): Requeue new_acc if
5889 any propagation to its children took place.
5891 2019-03-18 Andrew Burgess <andrew.burgess@embecosm.com>
5894 * config/riscv/riscv.c (riscv_pass_fpr_single): Add offset
5895 parameter, and make use of it.
5896 (riscv_get_arg_info): Pass offset to riscv_pass_fpr_single.
5898 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5900 * config/arc/arc.opt (mcode-density-frame): Get the inital value
5901 from TARGET_CODE_DENSITY_FRAME_DEFAULT.
5902 * config/arc/elf.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
5903 * config/arc/linux.h (TARGET_CODE_DENSITY_FRAME_DEFAULT): Define.
5904 * config/arc/arc.md (pop_multi_fp_blink): Adjust constraints to
5905 match what the ops is doing.
5906 (push_multi_fp_blink): Likewise.
5907 * config/arc/arc.c (arc_override_options): Enable enter/leave when
5908 compiling for size and elf target.
5909 (arc_save_callee_enter): Adjust note to match what enter/leave
5912 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5914 * config/arc/arc.md (tst_movb): Fix constraint.
5916 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5918 * config/arc/arc.c (TARGET_HAVE_SPECULATION_SAFE_VALUE): Define.
5920 2019-03-18 Claudiu Zissulescu <claziss@synopsys.com>
5922 * config/arc/arc-protos.h (arc_adjust_reg_alloc_order): Declare.
5923 * config/arc/arc.c (arc_conditional_register_usage): Remove all
5924 reg_alloc_order references.
5925 (size_alloc_order): Define.
5926 (arc_adjust_reg_alloc_order): New function.
5927 * config/arc/arc.h (REG_ALLOC_ORDER): Proper define the register
5929 (ADJUST_REG_ALLOC_ORDER): Define.
5930 (HONOR_REG_ALLOC_ORDER): Likewise.
5932 2019-03-18 Richard Biener <rguenther@suse.de>
5935 * config/i386/i386.c (ix86_add_stmt_cost): Pessimize strided
5936 loads and stores a bit more.
5938 2019-03-18 Richard Biener <rguenther@suse.de>
5941 * config/i386/i386.c (ix86_add_stmt_cost): Apply strided
5942 load pessimization to stores as well.
5944 2019-03-18 Andrey Belevantsev <abel@ispras.ru>
5947 * sel-sched.c (compute_av_set_at_bb_end): When we have an ineligible
5948 successor, use NULL as its av set.
5950 2019-03-15 Segher Boessenkool <segher@kernel.crashing.org>
5952 PR rtl-optimization/89721
5953 * lra-constraints (invariant_p): Return false if side_effects_p holds.
5955 2019-03-15 Kelvin Nilsen <kelvin@gcc.gnu.org>
5958 * config/rs6000/rs6000-c.c (altivec_resolve_overloaded_builtin):
5959 When handling vec_extract, use modular arithmetic to allow
5960 constant selectors greater than vector length.
5961 * config/rs6000/rs6000.c (rs6000_expand_vector_extract): Allow
5962 V1TImode vectors to have constant selector values greater than 0.
5963 Use modular arithmetic to compute vector index.
5964 (rs6000_split_vec_extract_var): Use modular arithmetic to compute
5965 index for in-memory vectors. Correct code generation for
5966 in-register vectors.
5967 (altivec_expand_vec_ext_builtin): Use modular arithmetic to
5970 2019-03-15 Alexandre Oliva <aoliva@redhat.com>
5974 * dwarf2out.c (generic_parameter_die): Follow DECL_INITIAL of
5977 2019-03-15 Jakub Jelinek <jakub@redhat.com>
5980 * tree.c (inchash::add_expr): Strip any location wrappers.
5981 * fold-const.c (operand_equal_p): Move stripping of location wrapper
5982 after hash verification.
5985 * dwarf2out.c (add_const_value_attribute): Return false for MINUS,
5986 SIGN_EXTEND and ZERO_EXTEND.
5988 2019-03-14 Jason Merrill <jason@redhat.com>
5989 Jakub Jelinek <jakub@redhat.com>
5991 * hash-table.h (remove_elt_with_hash): Return if slot is NULL rather
5992 than if is_empty (*slot).
5993 * hash-set-tests.c (test_set_of_strings): Add tests for addition of
5994 existing elt and for elt removal.
5995 * hash-map-tests.c (test_map_of_strings_to_int): Add test for removal
5996 of already removed elt.
5998 2019-03-15 H.J. Lu <hongjiu.lu@intel.com>
6001 * config/i386/i386.c (remove_partial_avx_dependency): Handle
6004 2019-03-14 Martin Liska <mliska@suse.cz>
6007 * doc/invoke.texi: Remove -fdump-class-hierarchy option.
6009 2019-03-14 Richard Biener <rguenther@suse.de>
6012 * config/i386/i386.c (make_resolver_func): Properly set
6013 DECL_CONTEXT on the RESULT_DECL.
6014 * config/rs6000/rs6000.c (make_resolver_func): Likewise.
6016 2019-03-14 Richard Biener <rguenther@suse.de>
6018 * gimple-pretty-print.c: Include cfgloop.h.
6019 (dump_gimple_phi): Adjust.
6020 (dump_gimple_bb_header): Dump loop header for GIMPLE.
6021 (pp_cfg_jump): Adjust.
6022 (dump_implicit_edges): Dump fallthru to next block for GIMPLE as well.
6023 * tree-cfg.c (build_gimple_cfg): Remove lower_phi_internal_fn call.
6024 (lower_phi_internal_fn): Remove.
6025 (verify_gimple_call): Remove IFN_PHI special-casing.
6026 (dump_function_to_file): Dump IL state.
6027 * tree-into-ssa.c (rewrite_add_phi_arguments): Revert changes
6028 done to deal with PHI nodes being present in non-SSA state.
6030 2019-03-14 Jakub Jelinek <jakub@redhat.com>
6033 * multiple_target.c (create_dispatcher_calls): Change
6034 references_to_redirect from vector of ipa_ref * to vector of ipa_ref.
6035 In the node->iterate_referring loop, push *ref rather than ref, call
6036 ref->remove_reference () and always pass 0 to iterate_referring.
6038 PR rtl-optimization/89679
6039 * expmed.c (expand_mult_const): Don't add a REG_EQUAL note if it
6040 would contain a paradoxical SUBREG.
6042 2019-03-14 Richard Biener <rguenther@suse.de>
6044 PR tree-optimization/89710
6045 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Use
6048 2019-03-14 Martin Liska <mliska@suse.cz>
6050 * coverage.c (coverage_begin_function): Stream also
6052 * doc/gcov.texi: Document 2 new fields in JSON file. Improve
6053 documentation about function declaration location.
6054 * gcov-dump.c (tag_function): Print whole range
6055 of function declaration.
6056 * gcov.c (struct function_info): Add end_column field.
6057 (function_info::function_info): Initialize it.
6058 (output_json_intermediate_file): Output {start,end}_column
6060 (read_graph_file): Read end_column.
6062 2019-03-14 Richard Biener <rguenther@suse.de>
6065 * fold-const.c (operand_equal_p): For INDIRECT_REF check
6066 that the access types are similar.
6068 2019-03-14 Jakub Jelinek <jakub@redhat.com>
6070 PR tree-optimization/89703
6071 * tree-ssa-strlen.c (valid_builtin_call): Punt if stmt call types
6072 aren't compatible also with builtin_decl_explicit. Check pure
6073 or non-pure status of BUILT_IN_STR{{,N}CMP,N{LEN,{CAT,CPY}{,_CHK}}}
6074 and BUILT_IN_STPNCPY{,_CHK}.
6076 2019-03-14 H.J. Lu <hongjiu.lu@intel.com>
6079 * config/i386/i386.c (ix86_print_operand): Handle 'M' to add
6080 addr32 prefix to VSIB address for X32.
6081 * config/i386/sse.md (*avx512pf_gatherpf<mode>sf_mask): Prepend
6083 (*avx512pf_gatherpf<mode>df_mask): Likewise.
6084 (*avx512pf_scatterpf<mode>sf_mask): Likewise.
6085 (*avx512pf_scatterpf<mode>df_mask): Likewise.
6086 (*avx2_gathersi<mode>): Prepend "%M3" to opcode.
6087 (*avx2_gathersi<mode>_2): Prepend "%M2" to opcode.
6088 (*avx2_gatherdi<mode>): Prepend "%M3" to opcode.
6089 (*avx2_gatherdi<mode>_2): Prepend "%M2" to opcode.
6090 (*avx2_gatherdi<mode>_3): Prepend "%M3" to opcode.
6091 (*avx2_gatherdi<mode>_4): Prepend "%M2" to opcode.`
6092 (*avx512f_gathersi<mode>): Prepend "%M4" to opcode.
6093 (*avx512f_gathersi<mode>_2): Prepend "%M3" to opcode.
6094 (*avx512f_gatherdi<mode>): Prepend "%M4" to opcode.
6095 (*avx512f_gatherdi<mode>_2): Prepend "%M3" to opcode.
6096 (*avx512f_scattersi<mode>): Prepend "%M0" to opcode.
6097 (*avx512f_scatterdi<mode>): Likewise.
6099 2019-03-13 Vladimir Makarov <vmakarov@redhat.com>
6102 * lra-constraints.c (inherit_in_ebb): Update
6103 potential_reload_hard_regs along with live_hard_regs.
6105 2019-03-13 Jakub Jelinek <jakub@redhat.com>
6108 * dwarf2out.c (size_of_die): For dw_val_class_view_list always use
6110 (value_format): For dw_val_class_view_list never use DW_FORM_loclistx.
6112 2019-03-13 Martin Sebor <msebor@redhat.com>
6114 PR tree-optimization/89662
6115 * tree-vrp.c (vrp_prop::check_mem_ref): Avoid assuming every type
6118 2019-03-13 Richard Biener <rguenther@suse.de>
6121 * tree-scalar-evolution.c (simplify_peeled_chrec): Do not
6122 throw FP expressions at tree-affine.
6124 2019-03-14 Richard Biener <rguenther@suse.de>
6126 * tree-pretty-print.c (dump_generic_node): For -gimple properly
6127 dump negative integer constants using _Literal (type) -num.
6129 2019-03-13 Jakub Jelinek <jakub@redhat.com>
6131 * ipa-param-manipulation.h (struct ipa_parm_adjustment): Remove
6132 nonlocal_value member.
6135 * omp-simd-clone.c (ipa_simd_modify_stmt_ops): Handle PHI args.
6136 (ipa_simd_modify_function_body): Handle PHIs.
6138 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
6140 * config/s390/s390.c (s390_option_override_internal): Use more
6141 aggressive inlining parameters.
6143 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
6145 * config/s390/3906.md: New file.
6146 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
6147 (LONGRUNNING_THRESHOLD): Remove.
6148 (MAX_SCHED_MIX_SCORE): Decrease.
6149 (MAX_SCHED_MIX_DISTANCE): Decrease.
6150 (s390_bb_fallthru_entry_likely): Assume fallthru for less than likely.
6151 (struct s390_sched_state): New struct to hold scheduling state.
6152 (S390_SCHED_STATE_NORMAL): Remove.
6153 (S390_SCHED_STATE_CRACKED): Remove.
6154 (S390_SCHED_ATTR_MASK_GROUPOFTWO): Add.
6155 (s390_get_sched_attrmask): Use new attribute.
6156 (s390_get_unit_mask): Use new units.
6157 (s390_is_fpd): New function.
6158 (s390_is_fxd): New function.
6159 (s390_is_longrunning): New function.
6160 (s390_sched_score): Use new functions.
6161 (s390_sched_reorder): Likewise.
6162 (s390_sched_variable_issue): Rework and use new functions.
6163 (s390_sched_init): Use new functions.
6164 * config/s390/s390.h (s390_tune_attr): Add z14.
6165 * config/s390/s390.md: Add z14.
6167 2019-03-12 Robin Dapp <rdapp@linux.ibm.com>
6169 * config/s390/2964.md: Update pipeline description.
6170 * config/s390/s390.c (MAX_SCHED_UNITS): Increase.
6171 (LONGRUNNING_THRESHOLD): Remove.
6172 (LATENCY_FACTOR): Remove.
6173 (s390_get_unit_mask): Add unit.
6174 (s390_sched_score): Use fxd/fpd.
6175 (s390_sched_variable_issue): Use fxd/fpd.
6177 2019-03-12 Martin Liska <mliska@suse.cz>
6179 * config/i386/i386.c: Reword an error message.
6181 2019-03-12 Martin Jambor <mjambor@suse.cz>
6183 * cgraph.c (cgraph_node::dump): Dump more info for former thunks,
6184 terminate with newline.
6186 2019-03-12 Jakub Jelinek <jakub@redhat.com>
6189 * config/s390/s390.md (tabort): Use %wd instead of
6190 HOST_WIDE_INT_PRINT_DEC in error message, reword to avoid two capital
6191 letters and periods.
6192 * config/tilepro/tilepro.c (tilepro_print_operand): Use %wd in
6193 output_operand_lossage instead of HOST_WIDE_INT_PRINT_DEC, replace
6197 * builtins.c (expand_builtin_int_roundingfn,
6198 expand_builtin_int_roundingfn_2): Return NULL_RTX instead of
6199 gcc_unreachable if validate_arglist fails.
6201 2019-03-12 Richard Biener <rguenther@suse.de>
6203 PR tree-optimization/89664
6204 * tree-ssa-math-opts.c (execute_cse_reciprocals_1): Properly
6205 free the occurance tree after the early out.
6207 2019-03-11 Jakub Jelinek <jakub@redhat.com>
6211 * vr-values.c (vr_values::update_value_range): If
6212 old_vr->varying_p (), don't update it, make new_vr also VARYING
6215 2019-03-11 Martin Liska <mliska@suse.cz>
6217 * config/aarch64/aarch64.c (aarch64_override_options_internal):
6218 Fix double string quoting.
6220 2019-03-11 Martin Liska <mliska@suse.cz>
6222 * collect-utils.c (collect_wait): Wrap apostrophes
6223 in gcc internal format with %'.
6224 * collect2.c (main): Likewise.
6225 (scan_prog_file): Likewise.
6226 (scan_libraries): Likewise.
6227 * config/i386/i386.c (ix86_expand_call): Likewise.
6228 (ix86_handle_interrupt_attribute): Likewise.
6229 * config/nds32/nds32-intrinsic.c (nds32_expand_builtin_impl): Likewise.
6230 * config/nds32/nds32.c (nds32_insert_attributes): Likewise.
6231 * config/rl78/rl78.c (rl78_handle_saddr_attribute): Likewise.
6232 * lto-wrapper.c (find_crtoffloadtable): Likewise.
6233 * symtab.c (symtab_node::verify_base): Likewise.
6234 * tree-cfg.c (verify_gimple_label): Likewise.
6235 * tree.c (verify_type_variant): Likewise.
6237 2019-03-11 Martin Liska <mliska@suse.cz>
6239 * builtins.c (expand_builtin_thread_pointer): Wrap an option name
6240 in a string format message and fix GNU coding style.
6241 (expand_builtin_set_thread_pointer): Likewise.
6242 * common/config/aarch64/aarch64-common.c
6243 (aarch64_rewrite_selected_cpu): Likewise.
6244 * common/config/alpha/alpha-common.c (alpha_handle_option): Likewise.
6245 * common/config/arc/arc-common.c (arc_handle_option): Likewise.
6246 * common/config/arm/arm-common.c (arm_parse_fpu_option): Likewise.
6247 * common/config/bfin/bfin-common.c (bfin_handle_option): Likewise.
6248 * common/config/i386/i386-common.c (ix86_handle_option): Likewise.
6249 * common/config/ia64/ia64-common.c (ia64_handle_option): Likewise.
6250 * common/config/m68k/m68k-common.c (m68k_handle_option): Likewise.
6251 * common/config/msp430/msp430-common.c (msp430_handle_option): Likewise.
6252 * common/config/nds32/nds32-common.c (nds32_handle_option): Likewise.
6253 * common/config/powerpcspe/powerpcspe-common.c (rs6000_handle_option):
6255 * common/config/riscv/riscv-common.c
6256 (riscv_subset_list::parsing_subset_version): Likewise.
6257 (riscv_subset_list::parse_std_ext): Likewise.
6258 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
6259 (riscv_subset_list::parse): Likewise.
6260 * common/config/rs6000/rs6000-common.c (rs6000_handle_option): Likewise.
6261 * config/aarch64/aarch64.c (aarch64_parse_one_option_token): Likewise.
6262 (aarch64_override_options_internal): Likewise.
6263 (aarch64_validate_mcpu): Likewise.
6264 (aarch64_validate_march): Likewise.
6265 (aarch64_validate_mtune): Likewise.
6266 (aarch64_override_options): Likewise.
6267 * config/alpha/alpha.c (alpha_option_override): Likewise.
6268 * config/arc/arc.c (arc_init): Likewise.
6269 (parse_mrgf_banked_regs_option): Likewise.
6270 (arc_override_options): Likewise.
6271 (arc_expand_builtin_aligned): Likewise.
6272 * config/arm/arm-builtins.c (arm_expand_neon_builtin): Likewise.
6273 (arm_expand_builtin): Likewise.
6274 * config/arm/arm.c (arm_option_check_internal): Likewise.
6275 (arm_configure_build_target): Likewise.
6276 (arm_option_override): Likewise.
6277 (arm_options_perform_arch_sanity_checks): Likewise.
6278 (arm_handle_cmse_nonsecure_entry): Likewise.
6279 (arm_handle_cmse_nonsecure_call): Likewise.
6280 (arm_tls_referenced_p): Likewise.
6281 (thumb1_expand_prologue): Likewise.
6282 * config/avr/avr.c (avr_option_override): Likewise.
6283 * config/bfin/bfin.c (bfin_option_override): Likewise.
6284 * config/c6x/c6x.c (c6x_option_override): Likewise.
6285 * config/cr16/cr16.c (cr16_override_options): Likewise.
6286 * config/cris/cris.c (cris_option_override): Likewise.
6287 * config/csky/csky.c (csky_handle_isr_attribute): Likewise.
6288 * config/darwin-c.c (macosx_version_as_macro): Likewise.
6289 * config/darwin.c (darwin_override_options): Likewise.
6290 * config/frv/frv.c (frv_expand_builtin): Likewise.
6291 * config/h8300/h8300.c (h8300_option_override): Likewise.
6292 * config/i386/i386.c (parse_mtune_ctrl_str): Likewise.
6293 (ix86_option_override_internal): Likewise.
6294 (warn_once_call_ms2sysv_xlogues): Likewise.
6295 (ix86_expand_prologue): Likewise.
6296 (split_stack_prologue_scratch_regno): Likewise.
6297 (ix86_warn_parameter_passing_abi): Likewise.
6298 * config/ia64/ia64.c (fix_range): Likewise.
6299 * config/m68k/m68k.c (m68k_option_override): Likewise.
6300 * config/microblaze/microblaze.c (microblaze_option_override): Likewise.
6301 * config/mips/mips.c (mips_emit_probe_stack_range): Likewise.
6302 (mips_set_compression_mode): Likewise.
6303 * config/mmix/mmix.c (mmix_option_override): Likewise.
6304 * config/mn10300/mn10300.c (mn10300_option_override): Likewise.
6305 * config/msp430/msp430.c (msp430_option_override): Likewise.
6306 * config/nds32/nds32.c (nds32_option_override): Likewise.
6307 * config/nios2/nios2.c (nios2_custom_check_insns): Likewise.
6308 (nios2_option_override): Likewise.
6309 (nios2_expand_custom_builtin): Likewise.
6310 * config/nvptx/mkoffload.c (main): Likewise.
6311 * config/nvptx/nvptx.c (diagnose_openacc_conflict): Likewise.
6312 * config/pa/pa.c (fix_range): Likewise.
6313 (pa_option_override): Likewise.
6314 * config/riscv/riscv.c (riscv_parse_cpu): Likewise.
6315 (riscv_option_override): Likewise.
6316 * config/rl78/rl78.c (rl78_option_override): Likewise.
6317 * config/rs6000/aix61.h: Likewise.
6318 * config/rs6000/aix71.h: Likewise.
6319 * config/rs6000/aix72.h: Likewise.
6320 * config/rs6000/driver-rs6000.c (elf_platform): Likewise.
6321 * config/rs6000/freebsd64.h: Likewise.
6322 * config/rs6000/linux64.h: Likewise.
6323 * config/rs6000/rs6000.c (rs6000_option_override_internal): Likewise.
6324 (rs6000_expand_zeroop_builtin): Likewise.
6325 (rs6000_expand_mtfsb_builtin): Likewise.
6326 (rs6000_expand_set_fpscr_rn_builtin): Likewise.
6327 (rs6000_expand_set_fpscr_drn_builtin): Likewise.
6328 (rs6000_invalid_builtin): Likewise.
6329 (rs6000_expand_split_stack_prologue): Likewise.
6330 * config/rs6000/rtems.h: Likewise.
6331 * config/rx/rx.c (valid_psw_flag): Likewise.
6332 (rx_expand_builtin): Likewise.
6333 * config/s390/s390-c.c (s390_resolve_overloaded_builtin): Likewise.
6334 * config/s390/s390.c (s390_expand_builtin): Likewise.
6335 (s390_function_profiler): Likewise.
6336 (s390_option_override_internal): Likewise.
6337 (s390_option_override): Likewise.
6338 * config/sh/sh.c (sh_option_override): Likewise.
6339 (sh_builtin_saveregs): Likewise.
6340 (sh_fix_range): Likewise.
6341 * config/sh/vxworks.h: Likewise.
6342 * config/sparc/sparc.c (sparc_option_override): Likewise.
6343 * config/spu/spu.c (spu_option_override): Likewise.
6344 (fix_range): Likewise.
6345 * config/visium/visium.c (visium_option_override): Likewise.
6346 (visium_handle_interrupt_attr): Likewise.
6347 * config/xtensa/xtensa.c (xtensa_option_override): Likewise.
6348 * dbgcnt.c (dbg_cnt_set_limit_by_name): Likewise.
6349 (dbg_cnt_process_opt): Likewise.
6350 * dwarf2out.c (output_dwarf_version): Likewise.
6351 * except.c (expand_eh_return): Likewise.
6352 * gcc.c (defined): Likewise.
6353 (driver_handle_option): Likewise.
6354 (process_command): Likewise.
6355 (compare_files): Likewise.
6356 (driver::prepare_infiles): Likewise.
6357 (driver::do_spec_on_infiles): Likewise.
6358 (driver::maybe_run_linker): Likewise.
6359 * omp-offload.c (oacc_parse_default_dims): Likewise.
6360 * opts-global.c (handle_common_deferred_options): Likewise.
6361 * opts.c (parse_sanitizer_options): Likewise.
6362 (common_handle_option): Likewise.
6363 (enable_warning_as_error): Likewise.
6364 * passes.c (enable_disable_pass): Likewise.
6365 * plugin.c (parse_plugin_arg_opt): Likewise.
6366 (default_plugin_dir_name): Likewise.
6367 * targhooks.c (default_expand_builtin_saveregs): Likewise.
6368 (default_pch_valid_p): Likewise.
6369 * toplev.c (init_asm_output): Likewise.
6370 (process_options): Likewise.
6371 (toplev::run_self_tests): Likewise.
6372 * tree-cfg.c (verify_gimple_call): Likewise.
6373 * tree-inline.c (inline_forbidden_p_stmt): Likewise.
6374 (tree_inlinable_function_p): Likewise.
6375 * var-tracking.c (vt_find_locations): Likewise.
6377 2019-03-11 Andreas Krebbel <krebbel@linux.ibm.com>
6379 * config/s390/s390.c (s390_expand_builtin): Do the copy_to_reg not
6380 only on the else branch.
6382 2019-03-11 Martin Liska <mliska@suse.cz>
6384 * gcov.c (output_intermediate_json_line): Print function
6386 (output_json_intermediate_file): Add new argument.
6387 * doc/gcov.texi: Document the change.
6389 2019-03-11 Eric Botcazou <ebotcazou@adacore.com>
6391 PR rtl-optimization/89588
6392 * loop-unroll.c (decide_unroll_constant_iterations): Make guard for
6393 explicit unrolling factor more robust.
6395 2019-03-11 Richard Biener <rguenther@suse.de>
6397 PR tree-optimization/89649
6398 * tree-vectorizer.h (vect_loop_versioning): Adjust prototype.
6399 * tree-vect-loop-manip.c (vect_do_peeling): Unset force_vectorize
6400 on the prolog and epilog loops.
6401 (vect_loop_versioning): Return copy of loop.
6402 * tree-vect-loop.c (vect_transform_loop): Unset force_vectorize
6403 on the non-vectorized version of the loop.
6405 2019-03-10 Uroš Bizjak <ubizjak@gmail.com>
6408 * config/i386/sse.md (*vec_extractv2di_0_sse):
6409 Add (=r,x) alternative and corresponding splitter.
6411 2019-03-10 Martin Jambor <mjambor@suse.cz>
6413 PR tree-optimization/85762
6414 PR tree-optimization/87008
6415 PR tree-optimization/85459
6416 * tree-sra.c (contains_vce_or_bfcref_p): New parameter, set the bool
6417 it points to if there is a type changing MEM_REF. Adjust all callers.
6418 (build_accesses_from_assign): Disable total scalarization if
6419 contains_vce_or_bfcref_p returns true through the new parameter, for
6422 2019-03-09 Jakub Jelinek <jakub@redhat.com>
6425 * attribs.c (handle_dll_attribute): Don't clear TREE_STATIC for
6426 dllimport on VAR_DECLs with RECORD_TYPE or UNION_TYPE DECL_CONTEXT.
6429 * common.opt (fdiagnostics-show-labels,
6430 fdiagnostics-show-line-numbers, fdiagnostics-format=,
6431 fdiagnostics-minimum-margin-width=, fgnat-encodings=, gas-loc-support,
6432 gas-locview-support, ginline-points, ginternal-reset-location-views):
6433 Terminate description text with a dot.
6434 * config/microblaze/microblaze.opt (mxl-prefetch): Likewise.
6435 * config/mcore/mcore.opt (m210, m340): Likewise.
6436 * config/epiphany/epiphany.opt (mprefer-short-insn-regs, mcmove,
6437 mnops=): Start description text with a capital letter.
6438 * config/arc/arc.opt (msize-level=): Likewise.
6439 * config/sh/sh.opt (minline-ic_invalidate): Likewise.
6440 * config/rs6000/sysv4.opt (mno-toc, mtoc, mno-traceback, mshlib,
6442 * config/ft32/ft32.opt (msim): Likewise.
6443 (mft32b, mcompress): Likewise. Terminate description text with a dot.
6444 (mnodiv, mnopm): Terminate description text with a dot.
6445 * config/c6x/c6x.opt (c6x_sdata): Terminate Enum description with
6447 * config/i386/i386.opt (prefer_vector_width, instrument_return):
6449 * config/rx/rx.opt (nofpu): Remove trailing spaces from description
6452 PR rtl-optimization/89634
6453 * cfgcleanup.c (thread_jump): Punt if registers mentioned in cond1
6454 are modified in BB_END (e->src) instruction.
6456 2019-03-08 David Malcolm <dmalcolm@redhat.com>
6459 * config/i386/i386.c (ix86_set_current_function): Make "sorry"
6460 messages more amenable to translation, and improve wording.
6462 2019-03-08 Bill Schmidt <wschmidt@linux.ibm.com>
6464 * config/rs6000/rs6000-p8swap.c (rs6000_analyze_swaps): Rebuild
6465 ud- and du-chains between phases.
6467 2019-03-08 Richard Sandiford <richard.sandiford@arm.com>
6470 * dwarf2cfi.c (dwarf2out_frame_debug_expr): Use CONST_POLY_INT
6471 instead of POLY_INT_CST.
6473 2019-03-08 Andre Vieira <andre.simoesdiasvieira@arm.com>
6475 * config/arm/arm.h (TARGET_FP16_TO_DOUBLE): Add TARGET_VFP_DOUBLE
6478 2019-03-08 Uroš Bizjak <ubizjak@gmail.com>
6483 * config/i386/emmintrin.h (_mm_loadu_si64): New intrinsic.
6484 (_mm_storeu_si64): Ditto.
6486 2019-03-08 Martin Liska <mliska@suse.cz>
6489 * config/i386/i386.c (ix86_option_override_internal): Disable
6490 jump tables when retpolines are used.
6492 2019-03-08 Jan Hubicka <hubicka@ucw.cz>
6495 * ipa-split.c (execute_split_functions): Do not split
6496 'noinline' or 'section' function.
6498 2019-03-08 Jakub Jelinek <jakub@redhat.com>
6501 * config/s390/s390.c (s390_const_operand_ok): Use %wu instead of
6502 HOST_WIDE_INT_PRINT_UNSIGNED and %wd instead of
6503 HOST_WIDE_INT_PRINT_DEC. Formatting fixes.
6506 * ipa-devirt.c (compare_virtual_tables): Remove two trailing spaces
6507 from diagnostics. Formatting fixes.
6510 * ipa-devirt.c (odr_types_equivalent_p): Fix grammar in
6511 warn_odr diagnostics.
6514 * lra-constraints.c (process_alt_operands): Avoid one space before
6515 " at the end of line and another after " on another line in a string
6517 * attribs.c (handle_dll_attribute): Likewise.
6518 * config/avr/avr-devices.c (avr_texinfo): Likewise.
6520 * gimple-ssa-warn-alloca.c (pass_walloca::execute): Don't wrap
6521 warning_at or inform messages in G_() if there is no ?:.
6523 PR tree-optimization/89550
6524 * builtins.c (c_strlen): Only set TREE_NO_WARNING if warning_at
6525 returned true. Formatting fixes.
6526 (expand_builtin_strnlen): Formatting fixes.
6527 * tree-vrp.c (vrp_prop::check_mem_ref): Only set TREE_NO_WARNING
6528 if warning_at returned true.
6529 * tree-cfg.c (pass_warn_function_return::execute): Likewise.
6531 2019-03-08 Richard Biener <rguenther@suse.de>
6534 * cfgloop.h (struct loop): Add owned_clique field.
6535 * cfgloopmanip.c (copy_loop_info): Copy it.
6536 * tree-cfg.c (gimple_duplicate_bb): Do not remap owned_clique
6538 * tree-inline.c (copy_loops): Remap owned_clique.
6539 * lto-streamer-in.c (input_cfg): Stream owned_clique.
6540 * lto-streamer-out.c (output_cfg): Likewise.
6542 2019-03-08 Jakub Jelinek <jakub@redhat.com>
6545 * config/darwin.c: Include intl.h.
6546 (darwin_build_constant_cfstring): Improve i18n of diagnostics by not
6547 composing the message out of two separate parts.
6549 2019-03-07 Jakub Jelinek <jakub@redhat.com>
6552 * config/i386/i386.c (ix86_set_func_type): Make sure diagnostics
6553 doesn't start with a capital letter and doesn't end with a dot.
6554 (ix86_function_arg_boundary): Make sure diagnostics doesn't start
6555 with a capital letter.
6556 (ix86_mangle_function_version_assembler_name): Likewise.
6557 (ix86_generate_version_dispatcher_body): Likewise.
6558 (fold_builtin_cpu): Likewise.
6559 (get_builtin_code_for_version): Likewise. Remove extraneous space.
6560 (ix86_handle_interrupt_attribute): Make the diagnostics easier for
6561 translators, wrap full type name in %qs.
6563 PR translation/79999
6564 * gimplify.c (gimplify_omp_ordered): Reword diagnostics to talk about
6565 depend clause with source (or sink) modifier.
6566 * omp-expand.c (expand_omp_ordered_sink): Likewise.
6569 * config/i386/sse.md (avx512f_mov<ssescalarmodelower>_mask,
6570 *avx512f_load<mode>_mask, avx512f_store<mode>_mask): New define_insns.
6571 (avx512f_load<mode>_mask): New define_expand.
6572 * config/i386/i386-builtin.def (__builtin_ia32_loadsd_mask,
6573 __builtin_ia32_loadss_mask, __builtin_ia32_storesd_mask,
6574 __builtin_ia32_storess_mask, __builtin_ia32_movesd_mask,
6575 __builtin_ia32_movess_mask): New builtins.
6576 * config/i386/avx512fintrin.h (_mm_mask_load_ss, _mm_maskz_load_ss,
6577 _mm_mask_load_sd, _mm_maskz_load_sd, _mm_mask_move_ss,
6578 _mm_maskz_move_ss, _mm_mask_move_sd, _mm_maskz_move_sd,
6579 _mm_mask_store_ss, _mm_mask_store_sd): New intrinsics.
6581 2019-03-07 Martin Jambor <mjambor@suse.cz>
6584 * ipa-cp.c (perform_estimation_of_a_value): Account zero time benefit
6585 for extern inline functions.
6587 2019-03-07 Martin Jambor <mjambor@suse.cz>
6590 * cgraph.h (cgraph_node): New inline method former_thunk_p.
6591 * cgraph.c (cgraph_node::dump): Dump a note if node is a former thunk.
6592 (clone_of_p): Treat expanded thunks like thunks, be optimistic if they
6593 have multiple callees. At the end check if declarations match as
6594 opposed to cgraph_nodes.
6596 2019-03-07 Martin Liska <mliska@suse.cz>
6598 * cgraph.c (cgraph_node::verify_node): Verify with a neighbour
6599 which is equivalent to searching for this in clones chain.
6600 * symtab.c (symtab_node::verify_base): Similarly compare ASM
6601 names with a neighbour and special case first node in a chain.
6603 2019-01-25 Jason Merrill <jason@redhat.com>
6605 PR c++/80916 - spurious "static but not defined" warning.
6606 * gimple-fold.c (can_refer_decl_in_current_unit_p): Return false
6607 for an internal symbol with DECL_EXTERNAL.
6609 2019-04-07 Richard Biener <rguenther@suse.de>
6612 * cfgloopmanip.c (copy_loop_info): Copy forgotten fields.
6613 * tree-inline.c (copy_loops): Simplify.
6615 2019-03-07 Martin Liska <mliska@suse.cz>
6617 * dwarf2out.c (add_AT_vms_delta): Revert function removal.
6619 2019-03-07 Richard Biener <rguenther@suse.de>
6621 PR tree-optimization/89595
6622 * tree-ssa-dom.c (dom_opt_dom_walker::optimize_stmt): Take
6623 stmt iterator as reference, take boolean output parameter to
6624 indicate whether the stmt was removed and thus the iterator
6626 (dom_opt_dom_walker::before_dom_children): Re-iterate over
6627 stmts created by folding.
6629 2019-03-07 Jakub Jelinek <jakub@redhat.com>
6632 * doc/extend.texi (Basic Asm): Document qualifiers are not allowed
6635 2019-03-06 Peter Bergner <bergner@linux.ibm.com>
6637 PR rtl-optimization/88845
6638 * config/rs6000/rs6000.c (rs6000_emit_move_si_sf_subreg): Enable during
6640 * lra.c (remove_scratches_1): New function.
6641 (remove_scratches): Use it.
6642 (lra_emit_move): Likewise.
6644 2019-03-06 Claudiu Zissulescu <claziss@synopsys.com>
6646 * config/arc/arc-c.def (__ARC_UNALIGNED__): Set it on
6647 unaligned_access variable.
6648 * config/arc/arc.c (arc_override_options): Set unaligned access
6649 default on for HS CPUs.
6650 * config/arc/arc.h (STRICT_ALIGNMENT): Fix logic.
6652 2019-03-06 Martin Liska <mliska@suse.cz>
6654 PR gcov-profile/89577
6655 * doc/gcov.texi: Prefer to use --coverage.
6656 * doc/sourcebuild.texi: Likewise.
6658 2019-03-02 Jason Merrill <jason@redhat.com>
6660 PR c++/86485 - -Wmaybe-unused with empty class ?:
6661 * gimplify.c (gimplify_cond_expr): Use INIT_EXPR.
6663 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6666 * config/rs6000/t-linux (MULTIARCH_DIRNAME): Set to non-empty only
6670 * builtins.c (maybe_emit_free_warning): Punt if free doesn't have
6671 exactly one argument.
6673 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6674 Richard Sandiford <richard.sandiford@arm.com>
6676 PR tree-optimization/89570
6677 * match.pd (vec_cond into cond_op simplification): Don't use
6678 get_conditional_internal_fn, use as_internal_fn (cond_op).
6680 2019-03-05 Wilco Dijkstra <wdijkstr@arm.com>
6683 * config/arm/arm.md (movsi): Use targetm.cannot_force_const_mem
6684 to decide when to split off a non-zero offset from a symbol.
6685 * config/arm/arm.c (arm_cannot_force_const_mem): Disallow offsets
6686 in function symbols.
6688 2019-03-05 Richard Biener <rguenther@suse.de>
6690 PR tree-optimization/89594
6691 * tree-if-conv.c (pass_if_conversion::execute): Handle
6692 case where .LOOP_VECTORIZED_FUNCTION was removed.
6694 2019-03-05 Jakub Jelinek <jakub@redhat.com>
6697 * fold-const.c (fold_checksum_tree): Don't use fixed size buffer,
6698 instead alloca it only when needed with the needed size.
6700 PR tree-optimization/89570
6701 * match.pd (vec_cond into cond_op simplification): Guard with
6702 vectorized_internal_fn_supported_p test and #if GIMPLE.
6704 PR tree-optimization/89566
6705 * gimple-ssa-sprintf.c (sprintf_dom_walker::handle_gimple_call):
6706 Set info.fncode to BUILT_IN_NONE if gimple_call_builtin_p failed.
6707 Punt if get_user_idx_format succeeds, but idx_format argument is
6708 not provided or doesn't have pointer type, or if idx_args is above
6709 number of provided arguments.
6711 2019-03-04 Wilco Dijkstra <wdijkstr@arm.com>
6713 PR tree-optimization/89437
6714 * match.pd: Use lt in sin(atan(x)) and cos(atan(x)) simplifications.
6716 2019-03-04 Richard Biener <rguenther@suse.de>
6719 * tree-scalar-evolution.c: (get_loop_exit_condition): Use
6722 2019-03-04 Bin Cheng <bin.cheng@linux.alibaba.com>
6724 PR tree-optimization/89487
6725 * tree-loop-distribution.c (has_nonaddressable_dataref_p): New.
6726 (create_rdg_vertices): Compute has_nonaddressable_dataref_p.
6727 (distribute_loop): Don't do runtime alias check if there is non-
6728 addressable data reference.
6729 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Check if VAR_DECL
6730 is a register variable.
6732 2019-03-02 Jakub Jelinek <jakub@redhat.com>
6735 * config/arm/arm.md (cmpsi2_addneg): Use
6736 trunc_int_for_mode (-INTVAL (...), SImode) instead of -INTVAL (...).
6737 If operands[2] is 0 or INT_MIN, force use of subs.
6738 (*compare_scc splitter): Use gen_int_mode.
6739 (*negscc): Likewise.
6740 * config/arm/thumb2.md (*thumb2_negscc): Likewise.
6742 2019-03-01 Kito Cheng <kito.cheng@gmail.com>
6743 Monk Chiang <sh.chiang04@gmail.com>
6745 * common/config/riscv/riscv-common.c: Include sstream.
6746 (riscv_subset_list::to_string): New.
6747 (riscv_arch_str): Likewise.
6748 * config.gcc (riscv*-*-*): Handle --with-riscv-attribute=
6750 * config/riscv/riscv-protos.h (riscv_arch_str): New.
6751 * config/riscv/riscv.c (INCLUDE_STRING): Defined.
6752 (riscv_emit_attribute): New.
6753 (riscv_file_start): Emit attribute if needed.
6754 (riscv_option_override): Init riscv_emit_attribute_p.
6755 * config/riscv/riscv.opt (mriscv-attribute): New option.
6756 * configure.ac (riscv*-*-*): Check binutils is supporting ELF
6758 * doc/install.texi: Document --with-riscv-attribute.
6759 * doc/invoke.texi: Document -mriscv-attribute.
6761 * common/config/riscv/riscv-common.c:
6762 Include config/riscv/riscv-protos.h.
6763 (INCLUDE_STRING): Defined.
6764 (RISCV_DONT_CARE_VERSION): Defined.
6765 (riscv_subset_t): Declare.
6766 (riscv_subset_t::riscv_subset_t): New.
6767 (riscv_subset_list): Declare.
6768 (riscv_subset_list::riscv_subset_list): New.
6769 (riscv_subset_list::~riscv_subset_list): Likewise.
6770 (riscv_subset_list::parsing_subset_version): Likewise.
6771 (riscv_subset_list::parse_std_ext): Likewise.
6772 (riscv_subset_list::parse_sv_or_non_std_ext): Likewise.
6773 (riscv_subset_list::add): Likewise.
6774 (riscv_subset_list::lookup): Likewise.
6775 (riscv_subset_list::xlen): Likewise.
6776 (riscv_subset_list::parse): Likewise.
6777 (riscv_supported_std_ext): Likewise.
6778 (current_subset_list): Likewise.
6779 (riscv_parse_arch_string): Using riscv_subset_list::parse to
6782 2019-03-01 Segher Boessenkool <segher@kernel.crashing.org>
6784 * config/rs6000/rs6000.c (rs6000_option_override_internal): If
6785 rs6000_dejagnu_cpu_index is set, use that to override rs6000_cpu_index.
6786 * config/rs6000/rs6000.opt (mdejagnu-cpu=): New option.
6788 2019-03-01 Alexander Monakov <amonakov@ispras.ru>
6790 PR rtl-optimization/85899
6791 * haifa-sched.c (find_fallthru_edge_from): Relax assert to account for
6792 fallthru edges leading to the exit block.
6794 2019-03-01 Tamar Christina <tamar.christina@arm.com>
6797 * config/aarch64/aarch64-option-extensions.def (fp, simd, crypto, fp16,
6798 rdma, dotprod, sha2, sha3, sm4, fp16fml, sve): Collapse line.
6800 2019-03-01 Richard Sandiford <richard.sandiford@arm.com>
6802 PR tree-optimization/89535
6803 * tree-vect-stmts.c (vectorizable_call): Record the vector types
6804 for each operand. Calculate the fallback choice for mask operands
6805 and pass it to vect_get_vec_def_for_operand.
6807 2019-03-01 Richard Biener <rguenther@suse.de>
6810 * tree-ssa-operands.c (add_stmt_operand): CONST_DECL may
6811 get virtual operands.
6812 (get_expr_operands): Handle CONST_DECL like other decls.
6814 2019-03-01 Jakub Jelinek <jakub@redhat.com>
6817 * fold-const.c (fold_checksum_tree): Ignore TREE_NO_WARNING bit
6818 on DECL_P and EXPR_P.
6820 2019-03-01 Richard Biener <rguenther@suse.de>
6823 * tree-cfgcleanup.h (cleanup_tree_cfg): Add SSA update flags
6824 argument, defaulted to zero.
6825 * passes.c (execute_function_todo): Pass down SSA update flags
6826 to cleanup_tree_cfg.
6827 * tree-cfgcleanup.c: Include tree-into-ssa.h and tree-cfgcleanup.h.
6828 (cleanup_tree_cfg_noloop): After cleanup_control_flow_pre update SSA
6830 (cleanup_tree_cfg): Get and pass down SSA update flags.
6832 2019-03-01 Jakub Jelinek <jakub@redhat.com>
6835 * dwarf2out.c (output_comdat_type_unit): Add ATTRIBUTE_UNUSED to
6836 early_lto_debug argument.
6838 2019-02-28 Eric Botcazou <ebotcazou@adacore.com>
6840 PR tree-optimization/89536
6841 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_NOT_EXPR>: Test
6842 only whether bit #0 of the value is 0 instead of the entire value.
6844 2019-02-28 Marek Polacek <polacek@redhat.com>
6846 PR c++/87068 - missing diagnostic with fallthrough statement.
6847 * gimplify.c (expand_FALLTHROUGH_r): If IFN_FALLTHROUGH was found
6848 at the end of a seq, save its location to walk_stmt_info.
6849 (expand_FALLTHROUGH): Warn if IFN_FALLTHROUGH is at the end of
6852 2019-02-28 Jan Hubicka <hubicka@ucw.cz>
6855 * tree.c (find_atomic_core_type): Move ahead in file.
6856 (check_base_type): Correctly compare alignments of atomic types.
6858 2019-02-28 H.J. Lu <hongjiu.lu@intel.com>
6861 * config/i386/i386.c (get_builtin_code_for_version): Identify
6862 Westmere from PCLMUL, instead of AES.
6864 2019-02-28 Jakub Jelinek <jakub@redhat.com>
6867 * config/arm/arm.md (*subsi3_carryin_compare_const): Use
6868 trunc_int_for_mode (-INTVAL (...), SImode), just instead of
6871 2019-02-28 Tamar Christina <tamar.christina@arm.com>
6874 * config/aarch64/aarch64-option-extensions.def: Document it.
6875 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Skip feature
6878 2019-02-28 Jakub Jelinek <jakub@redhat.com>
6881 * convert.c (convert_to_real_1, convert_to_integer_1): Punt for
6882 builtins if they don't have a single scalar floating point argument.
6885 2019-02-27 Bernd Edlinger <bernd.edlinger@hotmail.de>
6887 PR rtl-optimization/89490
6888 * varasm.c (get_block_for_section): Bail out for mergeable sections.
6889 (default_use_anchors_for_symbol_p, output_object_block): Assert the
6890 block section is not mergeable.
6892 2019-02-27 Jakub Jelinek <jakub@redhat.com>
6895 * config/arm/arm.md (arm_casesi_internal): New define_expand. Rename
6896 old define_insn to ...
6897 (*arm_casesi_internal): ... this. Add mode to LABEL_REFs.
6898 * config/arm/thumb2.md (thumb2_casesi_internal): New define_expand.
6899 Rename old define_insn to ...
6900 (*thumb2_casesi_internal): ... this. Add mode to LABEL_REFs.
6901 (thumb2_casesi_internal_pic): New define_expand. Rename old
6903 (*thumb2_casesi_internal_pic): ... this. Add mode to LABEL_REFs.
6904 * config/aarch64/aarch64.md (casesi): Create the casesi_dispatch
6905 MEM manually here, set MEM_READONLY_P and MEM_NOTRAP_P on it.
6907 2019-02-27 Richard Biener <rguenther@suse.de>
6910 * dwarf2out.c (use_debug_types): Disable when in_lto_p.
6912 2019-02-27 Richard Biener <rguenther@suse.de>
6914 * passes.c (should_skip_pass_p): Do not skip cgraph-edge
6917 2019-02-27 Richard Biener <rguenther@suse.de>
6920 * dwarf2out.c (output_comdat_type_unit): Add early_lto_debug
6921 parameter, prefix section name with .gnu.debuglto_ if true.
6922 (dwarf2out_finish): Pass false to output_comdat_type_unit.
6923 (dwarf2out_early_finish): Pass true to output_comdat_type_unit.
6925 2019-02-27 Richard Biener <rguenther@suse.de>
6928 * dwarf2out.c (size_of_die): Key on AT_ref (a)->comdat_type_p
6929 rather than on use_debug_types, doing what output_die does.
6930 (value_format): Likewise.
6932 2019-02-27 Martin Jambor <mjambor@suse.cz>
6933 Martin Sebor <msebor@redhat.com>
6935 * doc/invoke.texi (Warning Options): Reword description of
6936 -Wno-absolute-value.
6938 2019-02-27 Jakub Jelinek <jakub@redhat.com>
6940 PR tree-optimization/89280
6941 * tree-cfgcleanup.c (maybe_dead_abnormal_edge_p,
6942 builtin_setjmp_setup_bb): New functions.
6943 (cleanup_control_flow_pre): Ignore maybe_dead_abnormal_edge_p edges.
6944 When visiting __builtin_setjmp_setup block, queue in special
6945 setjmp_vec vector edges from .ABNORMAL_DISPATCHER to corresponding
6946 __builtin_setjmp_receiver. Remove .ABNORMAL_DISPATCHER basic blocks
6947 from visited after the loop if they don't have any visited successor
6950 2018-02-26 Steve Ellcey <sellcey@marvell.com>
6952 * config/aarch64/aarch64.c (aarch64_get_multilib_abi_name):
6954 (TARGET_GET_MULTILIB_ABI_NAME): New macro.
6956 2019-02-26 Jakub Jelinek <jakub@redhat.com>
6959 * tree.c (valid_constant_size_p): Deal with size INTEGER_CSTs
6960 with types other than sizetype/ssizetype.
6962 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
6964 * config/sparc/sparc-opts.h (enum processor_type): Rename to...
6965 (enum sparc_processor_type): ...this.
6966 (enum sparc_code_model_type): New enumeration type.
6967 (enum sparc_memory_model_type): Tweak comments.
6968 * config/sparc/sparc.opt (mcpu): Adjust to above renaming.
6970 (mcmodel): Use sparc_code_model enumeration and variable.
6971 (sparc_code_model): New enumeration.
6972 (mdebug): Add Undocumented marker.
6973 * config/sparc/sparc.h (enum cmodel): Delete.
6974 (sparc_cmodel): Likewise.
6975 (TARGET_CM_MEDLOW): Adjust to above renaming.
6976 (TARGET_CM_MEDMID): Likewise.
6977 (TARGET_CM_MEDANY): Likewise.
6978 (TARGET_CM_EMBMEDANY): Likewise.
6979 * config/sparc/sparc.c (sparc_cmodel): Delete.
6980 (sparc_option_override): Remove string/value mapping support for the
6981 code model. Move code and memory model support to after the handling
6982 of target flags. Do private machine setup last.
6983 (sparc_emit_set_symbolic_const64): Use sparc_code_model.
6984 (sparc_legitimize_reload_address): Likewise.
6985 (sparc_output_mi_thunk): Likewise.
6986 * config/sparc/sparc.md (cpu): Adjust comment to above renaming.
6988 2019-02-26 Jakub Jelinek <jakub@redhat.com>
6990 PR tree-optimization/89500
6991 * tree-ssa-strlen.c (stridx_strlenloc): Adjust comment.
6992 (handle_builtin_strlen): Remove noncst_bound variable. Always
6993 optimize strnlen (x, 0) to 0. Optimize strnlen (x, cst) to
6994 cst if the first cst bytes starting at x are known to be non-zero,
6995 even if the string is not zero terminated. Don't try to modify
6996 *si for strnlen. Update strlen_to_stridx only for strlen or if
6997 we can prove strnlen returns the same value as strlen would.
6999 2019-02-26 Martin Liska <mliska@suse.cz>
7001 * alloc-pool.h (struct pool_usage): Remove extra
7003 * bitmap.h (struct bitmap_usage): Likewise.
7004 * ggc-common.c (struct ggc_usage): Likewise.
7005 * mem-stats.h (struct mem_usage): Likewise.
7006 (mem_alloc_description::dump): Print dash lines
7007 here and repeat header at the end of a table report.
7008 It's then more readable.
7009 * tree-phinodes.c (phinodes_print_statistics): Make
7010 horizontal alignment.
7011 * tree-ssanames.c (ssanames_print_statistics): Likewise.
7012 * vec.c (struct vec_usage): Remove extra print_dash_line.
7013 * vec.h (vec_safe_grow_cleared): Pass PASS_MEM_STAT.
7015 2019-02-26 Uroš Bizjak <ubizjak@gmail.com>
7017 * doc/extend.texi (__builtin_object_size):
7018 Use @pxref instead of @xref inside parenthesis.
7019 (__builtin_has_attribute): Add missing comma after @xref.
7020 (__builtin_object_size): Ditto.
7021 * doc/md.texi (cond_*{mode}): Use @samp instead of @var around op1[i].
7022 * fortran/invoke.texi (-ffpe-trap): Use @var for every item
7025 2019-02-26 Jeff Law <law@redhat.com>
7027 PR rtl-optimization/87761
7028 * regcprop.c (copyprop_hardreg_forward_1): Use REG_UNUSED notes to
7029 detect obviously dead insns and delete them.
7031 2019-02-26 Richard Biener <rguenther@suse.de>
7033 PR tree-optimization/89505
7034 * tree-ssa-structalias.c (compute_dependence_clique): Make sure
7035 to handle restrict pointed-to vars with multiple subvars
7038 2019-02-26 Richard Biener <rguenther@suse.de>
7040 PR tree-optimization/89489
7041 * tree-parloops.c (create_loop_fn): Copy over last_clique.
7043 2019-02-26 Eric Botcazou <ebotcazou@adacore.com>
7045 * tree-ssa-dom.c (edge_info::derive_equivalences) <BIT_IOR_EXPR>: Fix
7046 and move around comment.
7047 <BIT_AND_EXPR>: Likewise.
7048 <BIT_NOT_EXPR>: Add specific handling for boolean types.
7050 2019-02-26 Jakub Jelinek <jakub@redhat.com>
7053 * config/i386/i386.c (remove_partial_avx_dependency): Call
7054 df_analyze etc. before creation of the v4sf_const0 pseudo, rather than
7055 after changing possibly many instructions to use that pseudo. Fix up
7056 insertion of v4sf_const0 setter at the start of bb.
7058 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
7061 * doc/extend.texi (Variadic Pointer Args): New section.
7063 2019-02-25 Sandra Loosemore <sandra@codesourcery.com>
7064 Martin Sebor <msebor@gmail.com>
7066 * common.opt (Wattribute-alias): Likewise.
7067 * doc/invoke.texi (Option Summary): List general form of
7068 -Wattribute-alias=. List positive form of -Wmissing-attributes.
7069 (-Wmissing-attributes): Invert entry, rewrite and correct default.
7070 Add cross-references.
7071 (-Wattribute-alias): Rewrite and correct default. Mention
7072 considered attributes (same as for -Wmissing-attributes).
7074 2019-02-25 Paul A. Clarke <pc@us.ibm.com>
7076 * config/rs6000/emmintrin.h (_mm_cvtpd_epi32): Fix big endian.
7077 (_mm_cvtpd_ps): Likewise.
7078 (_mm_cvttpd_epi32): Likewise.
7081 * config/rs6000/xmmintrin.h (_mm_cvtss_f32): Fix type mismatch.
7082 (_mm_cvt_ss2si): Fix type mismatch and 32-bit.
7085 * config/rs6000/xmmintrin.h (_mm_movemask_pi8): Fix 32-bit.
7087 2019-02-25 Tamar Christina <tamar.christina@arm.com>
7090 * common/config/aarch64/aarch64-common.c
7091 (struct aarch64_option_extension): Add is_synthetic.
7092 (all_extensions): Use it.
7093 (TARGET_OPTION_INIT_STRUCT): Define hook.
7094 (struct gcc_targetm_common): Moved to end.
7095 (all_extensions_by_on): New.
7096 (opt_ext_cmp, typedef opt_ext): New.
7097 (aarch64_option_init_struct): New.
7098 (aarch64_contains_opt): New.
7099 (aarch64_get_extension_string_for_isa_flags): Output smallest set.
7100 * config/aarch64/aarch64-option-extensions.def
7101 (AARCH64_OPT_EXTENSION): Explicitly include AES and SHA2 in crypto.
7102 (fp, simd, crc, lse, fp16, rcpc, rdma, dotprod, aes, sha2, sha3,
7103 sm4, fp16fml, sve, profile, rng, memtag, sb, ssbs, predres):
7104 Set is_synthetic to false.
7105 (crypto): Set is_synthetic to true.
7106 * config/aarch64/driver-aarch64.c (AARCH64_OPT_EXTENSION): Add
7109 2019-02-25 Tamar Christina <tamar.christina@arm.com>
7111 * config/arm/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
7112 vfmlal_high_u32, vfmlsl_high_u32, vfmlalq_low_u32, vfmlslq_low_u32,
7113 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
7114 vfmlal_lane_high_u32, vfmlalq_laneq_low_u32, vfmlalq_lane_low_u32,
7115 vfmlal_laneq_low_u32, vfmlalq_laneq_high_u32, vfmlalq_lane_high_u32,
7116 vfmlal_laneq_high_u32, vfmlsl_lane_low_u32, vfmlsl_lane_high_u32,
7117 vfmlslq_laneq_low_u32, vfmlslq_lane_low_u32, vfmlsl_laneq_low_u32,
7118 vfmlslq_laneq_high_u32, vfmlslq_lane_high_u32, vfmlsl_laneq_high_u32):
7120 (vfmlal_low_f16, vfmlsl_low_f16, vfmlal_high_f16, vfmlsl_high_f16,
7121 vfmlalq_low_f16, vfmlslq_low_f16, vfmlalq_high_f16, vfmlslq_high_f16,
7122 vfmlal_lane_low_f16, vfmlal_lane_high_f16, vfmlalq_laneq_low_f16,
7123 vfmlalq_lane_low_f16, vfmlal_laneq_low_f16, vfmlalq_laneq_high_f16,
7124 vfmlalq_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_lane_low_f16,
7125 vfmlsl_lane_high_f16, vfmlslq_laneq_low_f16, vfmlslq_lane_low_f16,
7126 vfmlsl_laneq_low_f16, vfmlslq_laneq_high_f16, vfmlslq_lane_high_f16,
7127 vfmlsl_laneq_high_f16): ... To this.
7128 * config/arm/neon.md: Update comments.
7130 2019-02-25 Tamar Christina <tamar.christina@arm.com>
7132 * config/aarch64/arm_neon.h (vfmlal_low_u32, vfmlsl_low_u32,
7133 vfmlalq_low_u32, vfmlslq_low_u32, vfmlal_high_u32, vfmlsl_high_u32,
7134 vfmlalq_high_u32, vfmlslq_high_u32, vfmlal_lane_low_u32,
7135 vfmlsl_lane_low_u32, vfmlal_laneq_low_u32, vfmlsl_laneq_low_u32,
7136 vfmlalq_lane_low_u32, vfmlslq_lane_low_u32, vfmlalq_laneq_low_u32,
7137 vfmlslq_laneq_low_u32, vfmlal_lane_high_u32, vfmlsl_lane_high_u32,
7138 vfmlal_laneq_high_u32, vfmlsl_laneq_high_u32, vfmlalq_lane_high_u32,
7139 vfmlslq_lane_high_u32, vfmlalq_laneq_high_u32, vfmlslq_laneq_high_u32):
7141 (vfmlal_low_f16, vfmlsl_low_f16, vfmlalq_low_f16, vfmlslq_low_f16,
7142 vfmlal_high_f16, vfmlsl_high_f16, vfmlalq_high_f16, vfmlslq_high_f16,
7143 vfmlal_lane_low_f16, vfmlsl_lane_low_f16, vfmlal_laneq_low_f16,
7144 vfmlsl_laneq_low_f16, vfmlalq_lane_low_f16, vfmlslq_lane_low_f16,
7145 vfmlalq_laneq_low_f16, vfmlslq_laneq_low_f16, vfmlal_lane_high_f16,
7146 vfmlsl_lane_high_f16, vfmlal_laneq_high_f16, vfmlsl_laneq_high_f16,
7147 vfmlalq_lane_high_f16, vfmlslq_lane_high_f16, vfmlalq_laneq_high_f16,
7148 vfmlslq_laneq_high_f16): ... To this.
7150 2019-02-25 Alexander Monakov <amonakov@ispras.ru>
7152 PR rtl-optimization/86096
7153 * df-scan.c (df_mw_compare): Do not check mw_reg fields when
7154 comparing mw_order values.
7156 2019-02-25 Jakub Jelinek <jakub@redhat.com>
7159 * config/arm/arm.md (*subsi3_carryin_const): Use
7160 arm_neg_immediate_operand predicate instead of
7161 arm_not_immediate_operand, "L" constraint instead of "K" and
7162 print it using %n2 instead of %B2.
7163 (*subsi3_carryin_const0): New define_insn.
7164 (*subsi3_carryin_compare_const): Use const_int_I_operand predicate
7165 instead of arm_not_operand and "I" constraint instead of "K" and
7166 print it using %n3 instead of %B2. Instead of using match_dup 2 add
7167 another match_operand and in the condition check that it is negation
7169 (*subsi3_carryin_compare_const0): New define_ins.
7170 (*subdi_di_zesidi): Adjust to use *subsi3_carryin_const0 instead of
7171 *subsi3_carryin_const.
7172 (*arm_cmpdi_insn): Fix splitting into *subsi3_carryin_compare_const,
7173 split into *subsi3_carryin_compare_const0 if the highpart is zero.
7176 * config/arm.vfp.md (*negdf2_vfp): Use
7177 gen_int_mode (0x80000000, SImode) instead of GEN_INT (0x80000000).
7178 * config/arm/neon.md (neon_copysignf<mode>): Likewise.
7180 2019-02-24 Jakub Jelinek <jakub@redhat.com>
7182 PR rtl-optimization/89445
7183 * simplify-rtx.c (simplify_ternary_operation): Don't use
7184 simplify_merge_mask on operands that may trap.
7185 * rtlanal.c (may_trap_p_1): Use FLOAT_MODE_P instead of
7186 SCALAR_FLOAT_MODE_P checks. For integral division by zero, if
7187 second operand is CONST_VECTOR, check if any element could be zero.
7188 Don't expect traps for VEC_{MERGE,SELECT,CONCAT,DUPLICATE} unless
7189 their operands can trap.
7191 2019-02-23 Martin Sebor <msebor@redhat.com>
7193 * gimple-ssa-sprintf.c (target_strtol): Rename...
7194 (target_strtohwi): ...to this. Handle values up to HOST_WIDE_INT_MAX.
7195 (parse_directive): Adjust to name change. Use HOST_WIDE_INT_MAX to
7196 check for range error.
7198 2019-02-23 H.J. Lu <hongjiu.lu@intel.com>
7201 * opts-common.c (prune_options): Also prune joined switches
7202 with Negative and RejectNegative.
7203 * config/i386/i386.opt (march=): Add Negative(march=).
7204 (mtune=): Add Negative(mtune=).
7205 * doc/options.texi: Document Negative used together with Joined
7208 2019-02-22 Martin Sebor <msebor@redhat.com>
7210 * doc/extend.texi (Other Builtins): Add
7211 __builtin_is_constant_evaluated.
7213 2019-02-22 Richard Biener <rguenther@suse.de>
7215 PR tree-optimization/87609
7216 * tree-cfg.c (gimple_duplicate_bb): Only remap inlined cliques.
7218 2019-02-22 Jeff Law <law@redhat.com>
7220 PR rtl-optimization/87761
7221 * config/mips/mips.md: Add new combiner pattern to recognize
7222 a bitfield extraction using (ashiftrt (truncate (ashift (...)))).
7224 2019-02-22 Matthew Malcomson <matthew.malcomson@arm.com>
7227 * config/aarch64/aarch64.md: Use aarch64_general_reg predicate on
7228 destination register in peepholes generating patterns for ADDS/SUBS.
7229 (add<mode>3_compare0,
7230 *addsi3_compare0_uxtw, add<mode>3_compareC,
7231 add<mode>3_compareV_imm, add<mode>3_compareV,
7232 *adds_<optab><ALLX:mode>_<GPI:mode>,
7233 *subs_<optab><ALLX:mode>_<GPI:mode>,
7234 *adds_<optab><ALLX:mode>_shift_<GPI:mode>,
7235 *subs_<optab><ALLX:mode>_shift_<GPI:mode>,
7236 *adds_<optab><mode>_multp2, *subs_<optab><mode>_multp2,
7237 *sub<mode>3_compare0, *subsi3_compare0_uxtw,
7238 sub<mode>3_compare1): Allow stack pointer for source register.
7239 * config/aarch64/predicates.md (aarch64_general_reg): New predicate.
7241 2019-02-22 Martin Sebor <msebor@redhat.com>
7243 PR tree-optimization/88993
7244 PR tree-optimization/88853
7245 * gimple-ssa-sprintf.c (sprintf_dom_walker::call_info::is_file_func):
7247 (sprintf_dom_walker::call_info::is_string_func): New helper.
7248 (format_directive): Only issue "may exceed" 4095/INT_MAX warnings
7249 for formatted string functions.
7250 (sprintf_dom_walker::handle_gimple_call): Fix a typo in a comment.
7252 2019-02-22 Martin Sebor <msebor@redhat.com>
7255 * c-parser.c (sizeof_ptr_memacc_comptypes): Avoid warning in
7256 unreachable subexpressions.
7258 2019-02-22 H.J. Lu <hongjiu.lu@intel.com>
7259 Hongtao Liu <hongtao.liu@intel.com>
7260 Sunil K Pandey <sunil.k.pandey@intel.com>
7263 * config/i386/i386-passes.def: Add
7264 pass_remove_partial_avx_dependency.
7265 * config/i386/i386-protos.h
7266 (make_pass_remove_partial_avx_dependency): New.
7267 * config/i386/i386.c (make_pass_remove_partial_avx_dependency):
7269 (pass_data_remove_partial_avx_dependency): New.
7270 (pass_remove_partial_avx_dependency): Likewise.
7271 (make_pass_remove_partial_avx_dependency): Likewise.
7272 * config/i386/i386.md (avx_partial_xmm_update): New attribute.
7273 (*extendsfdf2): Add avx_partial_xmm_update.
7274 (truncdfsf2): Likewise.
7275 (*float<SWI48:mode><MODEF:mode>2): Likewise.
7276 (SF/DF conversion splitters): Disabled for TARGET_AVX.
7278 2019-02-22 Aldy Hernandez <aldyh@redhat.com>
7281 * gimple-ssa-sprintf.c (pass_sprintf_length::execute): Enable loop
7284 2019-02-22 Thiago Macieira <thiago.macieira@intel.com>
7287 * config/i386/i386.h (PTA_WESTMERE): Remove PTA_AES.
7288 (PTA_SKYLAKE): Add PTA_AES.
7289 (PTA_GOLDMONT): Likewise.
7291 2019-02-22 Sudakshina Das <sudi.das@arm.com>
7293 * config/aarch64/aarch64.c (aarch64_output_mi_thunk): Add bti
7294 instruction if enabled.
7295 (aarch64_override_options): Remove reference to return address key.
7297 2019-02-22 Richard Biener <rguenther@suse.de>
7299 PR tree-optimization/89440
7300 * tree-vect-loop.c (vect_create_epilog_for_reduction): Remove
7301 not necessary assert.
7303 2019-02-22 Thomas Schwinge <thomas@codesourcery.com>
7306 * omp-general.c (oacc_replace_fn_attrib): Mostly split out into...
7307 (oacc_replace_fn_attrib_attr): ... this new function.
7308 * omp-general.h (oacc_replace_fn_attrib_attr): New prototype.
7309 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Revert workaround.
7311 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7313 * config/arm/arm-cpus.in (ares): Rename to...
7314 (neoverse-n1): ... This. Add ares as alias.
7315 * config/arm/arm-tables.opt: Regenerate.
7316 * config/arm/arm-tune.md: Likewise.
7317 * doc/invoke.txt (ARM Options): Document neoverse-n1.
7319 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7321 * config/aarch64/aarch64-cores.def (neoverse-e1): Define.
7322 * config/aarch64/aarch64-tune.md: Regenerate.
7323 * doc/invoke.texi (AArch64 Options): Document neoverse-e1 -mcpu option.
7325 2019-02-22 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
7327 * config/aarch64/aarch64.c (ares_tunings): Rename to...
7328 (neoversen1_tunings): ... This.
7329 * config/aarch64/aarch64-cores.def (ares): Change tuning to the above.
7330 (neoverse-n1): New CPU.
7331 * config/aarch64/aarch64-tune.md: Regenerate.
7332 * doc/invoke.txt (AArch64 Options): Document neoverse-n1.
7334 2019-02-22 Richard Biener <rguenther@suse.de>
7337 * cfghooks.h (dependence_hash): New typedef.
7338 (struct copy_bb_data): New type.
7339 (cfg_hooks::duplicate_block): Adjust to take a copy_bb_data argument.
7340 (duplicate_block): Likewise.
7341 * cfghooks.c (duplicate_block): Pass down copy_bb_data.
7342 (copy_bbs): Create and pass down copy_bb_data.
7343 * cfgrtl.c (cfg_layout_duplicate_bb): Adjust.
7344 (rtl_duplicate_bb): Likewise.
7345 * tree-cfg.c (gimple_duplicate_bb): If the copy_bb_data arg is not NULL
7346 remap dependence info.
7348 2019-02-22 Richard Biener <rguenther@suse.de>
7350 PR tree-optimization/87609
7351 * tree-core.h (tree_base): Document special clique values.
7352 * tree-inline.c (remap_dependence_clique): Do not use the
7353 special clique value of one.
7354 (maybe_set_dependence_info): Use clique one.
7355 (clear_dependence_clique): New callback.
7356 (compute_dependence_clique): Clear clique one from all refs
7357 before assigning it (again).
7359 2019-02-21 Martin Sebor <msebor@redhat.com>
7361 * doc/extend.texi (__clear_cache): Correct signature.
7363 2019-02-21 Ian Lance Taylor <iant@golang.org>
7366 * varasm.c (decode_addr_const): Call lookup_constant_def rather
7367 than output_constant_def.
7368 (add_constant_to_table): New static function.
7369 (output_constant_def): Call add_constant_to_table.
7370 (tree_output_constant_def): Likewise.
7372 2019-02-21 Jakub Jelinek <jakub@redhat.com>
7375 * builtins.c (fold_builtin_arith_overflow): If first two args are
7376 INTEGER_CSTs, set intres and ovfres to constants rather than calls
7379 2019-02-21 H.J. Lu <hongjiu.lu@intel.com>
7382 * config/i386/i386.c (ix86_set_indirect_branch_type): Issue an
7383 error for -mindirect-branch/-mfunction-return with incompatible
7386 2019-02-21 Jakub Jelinek <jakub@redhat.com>
7389 * constraints.md (q): Remove.
7390 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use rk constraint
7393 2019-02-21 Martin Jambor <mjambor@suse.cz>
7396 * omp-general.c (omp_extract_for_data): Removed a duplicate call
7397 to omp_adjust_for_condition, moved NE_EXPR code_cond processing...
7398 (omp_adjust_for_condition): ...here. Added necessary parameters.
7399 * omp-general.h (omp_adjust_for_condition): Updated declaration.
7400 * omp-grid.c (grid_attempt_target_gridification): Adjust to pass
7401 proper values to new parameters of omp_adjust_for_condition.
7403 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7406 * expr.c (expand_assignment): If result is a MEM, use change_address
7407 instead of simplify_gen_subreg.
7409 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7410 David Malcolm <dmalcolm@redhat.com>
7413 * fold-const.c (decode_field_reference): Return NULL_TREE if
7414 lang_hooks.types.type_for_size returns NULL. Check it before
7415 overwriting *exp_. Use return NULL_TREE instead of return 0.
7417 2019-02-20 Jakub Jelinek <jakub@redhat.com>
7421 * toplev.c (do_compile): Double the emin/emax exponents to workaround
7424 2019-02-20 Uroš Bizjak <ubizjak@gmail.com>
7427 * config/i386/i386.c (ix86_atomic_assign_expand_fenv): Check
7428 TARGET_SSE in addition to TARGET_SSE_MATH.
7430 (ix86_excess_precision): Ditto.
7431 (ix86_float_exceptions_rounding_supported_p): Ditto.
7432 (use_rsqrt_p): Ditto.
7433 * config/i386/sse.md (rsqrt<mode>2): Ditto.
7435 2019-02-20 David Malcolm <dmalcolm@redhat.com>
7438 * diagnostic-show-locus.c (layout::calculate_line_spans): Use
7439 linenum_arith_t when determining if two adjacent line spans are
7440 close enough to merge.
7441 (diagnostic_show_locus): Use linenum_arith_t when iterating over
7442 lines within each line_span.
7444 2019-02-20 Andre Vieira <andre.simoesdiasvieira@arm.com>
7447 * lra-constraints.c(uses_hard_regs_p): Fix handling of
7448 paradoxical SUBREGS.
7450 2019-02-20 Li Jia He <helijia@linux.ibm.com>
7453 * gcc/config/rs6000/rs6000.c (rs6000_gimple_fold_builtin)
7454 <case ALTIVEC_BUILTIN_VSPLTISB, ALTIVEC_BUILTIN_VSPLTISH,
7455 ALTIVEC_BUILTIN_VSPLTISW>: Don't convert the operand before
7458 2019-02-19 Jonathan Wakely <jwakely@redhat.com>
7460 * config/gcn/gcn.c (print_operand): Fix typo.
7462 2019-02-19 Richard Biener <rguenther@suse.de>
7465 * toplev.c (do_compile): Initialize mpfr's exponent range
7466 based on available float modes.
7468 2019-02-19 Eric Botcazou <ebotcazou@adacore.com>
7470 * rtlanal.c (get_initial_register_offset): Fall back to the estimate
7471 as long as the epilogue isn't completed.
7473 2019-02-18 Martin Sebor <msebor@redhat.com>
7475 * doc/cpp.texi (Conditional syntax): Add __has_attribute,
7476 __has_cpp_attribute, and __has_include.
7478 2019-02-18 Martin Sebor <msebor@redhat.com>
7480 * doc/invoke.texi (-Wreturn-type): Correct and expand.
7482 2019-02-18 Martin Sebor <msebor@redhat.com>
7485 * tree.c (valid_constant_size_p): Avoid assuming size is a constant
7487 * tree.h (cst_size_error): Add the cst_size_not_constant enumerator.
7489 2019-02-18 Richard Biener <rguenther@suse.de>
7491 PR tree-optimization/89296
7492 * tree-ssa-loop-ch.c (ch_base::copy_headers): Restrict setting
7493 of no-warning flag to cases that might emit the bogus warning.
7495 2019-02-18 Jakub Jelinek <jakub@redhat.com>
7498 * config/arm/arm.md (*arm_movdi, *movdf_soft_insn): Use "r" instead of
7500 * config/arm/vfp.md (*movdi_vfp): Likewise.
7501 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use "r" instead of
7502 "q" constraint for operands[0].
7505 * config/s390/s390.md (*r<noxa>sbg_<mode>_srl_bitmask,
7506 *r<noxa>sbg_<mode>_sll, *r<noxa>sbg_<mode>_srl): Don't construct
7507 pattern in a temporary buffer.
7508 (*r<noxa>sbg_sidi_srl): Likewise. Always use 32 as I3 rather
7509 than 64-operands[2].
7512 * config/s390/s390.c (s390_indirect_branch_attrvalue,
7513 s390_indirect_branch_settings): Define unconditionally.
7514 (s390_set_current_function): Likewise, but guard the whole body except
7515 the s390_indirect_branch_settings call with
7516 #if S390_USE_TARGET_ATTRIBUTE.
7517 (TARGET_SET_CURRENT_FUNCTION): Redefine unconditionally.
7519 * config/s390/s390.md (*<risbg_n>_ior_and_sr_ze,
7520 *<risbg_n>_<mode>_ior_and_lshiftrt, *<risbg_n>_sidi_ior_and_lshiftrt):
7521 Use HOST_WIDE_INT_M1U instead of ~(0ULL).
7522 (*<risbg_n>_and_subregdi_rotr, *<risbg_n>_and_subregdi_rotl): Use
7523 HOST_WIDE_INT_1U instead of 1ULL.
7524 (*pre_z10_extzv<mode>, *pre_z10_extv<mode>): Change mask type from int
7525 to unsigned HOST_WIDE_INT, use HOST_WIDE_INT_1U instead of 1ul.
7526 (*insv<mode><clobbercc_or_nocc>_appendbitsleft,
7527 z = (x << c) | (y >> d) splitters): Use HOST_WIDE_INT_1U
7529 (*insv<mode>_mem_reg, *insvdi_mem_reghigh): Use HOST_WIDE_INT_1U
7532 2019-02-18 Martin Jambor <mjambor@suse.cz>
7534 PR tree-optimization/89209
7535 * tree-sra.c (create_access_replacement): New optional parameter
7536 reg_tree. Use it as a type if non-NULL and access type is not of
7538 (get_repl_default_def_ssa_name): New parameter REG_TYPE, pass it
7539 to create_access_replacement.
7540 (sra_modify_assign): Pass LHS type to get_repl_default_def_ssa_name.
7541 Check lacc is non-NULL before attempting to re-create it on the RHS.
7543 2019-02-18 Martin Liska <mliska@suse.cz>
7546 * cgraph.c (symbol_table::create_edge): Set m_summary_id to -1
7548 (symbol_table::free_edge): Recycle m_summary_id.
7549 * cgraph.h (get_summary_id): New.
7550 (symbol_table::release_symbol): Set m_summary_id to -1
7552 (symbol_table::allocate_cgraph_symbol): Recycle m_summary_id.
7553 * ipa-fnsummary.c (ipa_fn_summary_t): Switch from
7554 function_summary to fast_function_summary.
7555 * ipa-fnsummary.h (ipa_fn_summary_t): Likewise.
7556 * ipa-pure-const.c (class funct_state_summary_t):
7557 Switch from function_summary to fast_function_summary.
7558 * ipa-reference.c (class ipa_ref_var_info_summary_t): Likewise.
7559 (class ipa_ref_opt_summary_t): Switch from function_summary
7560 to fast_function_summary.
7561 * symbol-summary.h (class function_summary_base): New class
7562 that is created from base of former function_summary.
7563 (function_summary_base::unregister_hooks): New.
7564 (class function_summary): Inherit from function_summary_base.
7565 (class call_summary_base): New class
7566 that is created from base of former call_summary.
7567 (class call_summary): Inherit from call_summary_base.
7568 (struct is_same): New.
7569 (class fast_function_summary): New summary class.
7570 (class fast_call_summary): New summary class.
7571 * vec.h (vec_safe_grow_cleared): New function.
7573 2019-02-18 Martin Liska <mliska@suse.cz>
7575 * config/i386/i386.c (ix86_get_multilib_abi_name): New function.
7576 (TARGET_GET_MULTILIB_ABI_NAME): New macro defined.
7577 * doc/tm.texi: Document new target hook.
7578 * doc/tm.texi.in: Likewise.
7579 * target.def: Add new target macro.
7580 * gcc.c (find_fortran_preinclude_file): Do not search multilib
7583 2019-02-17 Alan Modra <amodra@gmail.com>
7586 * config/rs6000/rs6000.md (<bd>_<mode> split): Check for an int
7587 output reg on add insn.
7588 (<bd>tf_<mode> split): Likewise. Match predicates with insn.
7590 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
7593 * config/i386/sse.md (ssedoublemode): Remove V4HI.
7594 (PMULHRSW): Likewise.
7595 (<ssse3_avx2>_pmulhrsw<mode>3): Require TARGET_SSSE3, not
7597 (ssse3_pmulhrswv4hi3): New expander.
7599 2019-02-16 H.J. Lu <hongjiu.lu@intel.com>
7601 * config/i386/mmx.md (*vec_extractv2si_zext_mem): Doesn't require
7602 MMX. Add isa attribute.
7604 2019-02-16 Jakub Jelinek <jakub@redhat.com>
7606 PR rtl-optimization/66152
7607 * builtins.h (c_readstr): Declare.
7608 * builtins.c (c_readstr): Remove forward declaration. Add
7609 null_terminated_p argument, if false, read all bytes from the
7610 string instead of stopping after '\0'.
7611 * expr.c (string_cst_read_str): New function.
7612 (store_expr): Use string_cst_read_str instead of
7613 builtin_strncpy_read_str. Try to store by pieces the whole
7614 exp_len first, and only if that fails, split it up into
7615 store by pieces followed by clear_storage. Formatting fix.
7617 * config/i386/i386.md (*movqi_internal): Remove static from
7618 buf variable. Use output_asm_insn (buf, operands); return "";
7619 instead of return buf;.
7620 * config/i386/sse.md (<sse>_andnot<mode>3<mask_name>,
7621 *<code><mode>3<mask_name>, *andnot<mode>3, *andnottf3, *<code><mode>3,
7622 *<code>tf3, <mask_codefor><code><mode>3<mask_name>): Likewise.
7624 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7626 * config/sparc/linux.h (ASAN_CC1_SPEC): Define.
7627 (CC1_SPEC): Use GNU_USER_TARGET_CC1_SPEC and ASAN_CC1_SPEC.
7628 * config/sparc/linux64.h (ASAN_CC1_SPEC): Likewise.
7629 (CC1_SPEC): Likewise.
7630 * config/sparc/sparc.c (sparc_asan_shadow_offset): Adjust for 64-bit.
7632 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7634 * asan.c (asan_emit_stack_protection): Use full-sized mask to align
7635 the base address on 64-bit strict-alignment platforms.
7637 2019-02-15 H.J. Lu <hongjiu.lu@intel.com>
7639 * config/i386/i386.h (VALID_MMX_REG_MODE): Correct the misplaced ')'.
7641 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
7643 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT_P): New define.
7645 2019-02-15 Aaron Sawdey <acsawdey@linux.ibm.com>
7647 PR rtl-optimization/88308
7648 * shrink-wrap.c (move_insn_for_shrink_wrap): Fix LABEL_NUSES counts
7649 on copied instruction.
7651 2019-02-15 Eric Botcazou <ebotcazou@adacore.com>
7653 * final.c (insn_current_reference_address): Replace test on JUMP_P
7654 with test on jump_to_label_p.
7655 * config/visium/visium-passes.def: New file.
7656 * config/visium/t-visium (PASSES_EXTRA): Define.
7657 * config/visium/visium-protos.h (make_pass_visium_reorg): Declare.
7658 * config/visium/visium.h (TRAMPOLINE_SIZE): Adjust.
7659 (TRAMPOLINE_ALIGNMENT): Define.
7660 * config/visium/visium.c (visium_option_override): Do not register
7661 the machine-specific reorg pass here.
7662 (visium_trampoline_init): Align the BRA insn on a 64-bit boundary
7664 (output_branch): Adjust threshold for long branch instruction.
7665 * config/visium/visium.md (cpu): Move around.
7666 (length): Adjust for the GR6.
7668 2019-02-15 Richard Biener <rguenther@suse.de>
7669 Jakub Jelinek <jakub@redhat.com>
7671 PR tree-optimization/89278
7672 * tree-loop-distribution.c: Include tree-eh.h.
7673 (generate_memset_builtin, generate_memcpy_builtin): Call
7674 rewrite_to_non_trapping_overflow on builtin->size before passing it
7675 to force_gimple_operand_gsi.
7677 2019-02-15 Jakub Jelinek <jakub@redhat.com>
7680 * optc-save-gen.awk: Handle optimize_fast like optimize_size or
7682 * opth-gen.awk: Likewise.
7684 2019-02-15 Uroš Bizjak <ubizjak@gmail.com>
7686 * config/i386/i386.h (TARGET_SUBTARGET64_ISA_DEFAULT):
7687 Enable MMX, SSE and SSE2 by default.
7688 * config/i386/i386.c (ix86_option_override_internal): Do not
7689 explicitly set MMX, SSE and SSE2 flags for TARGET_64BIT here.
7691 2019-02-14 Jakub Jelinek <jakub@redhat.com>
7693 PR rtl-optimization/89354
7694 * combine.c (make_extraction): Punt if extraction_mode is narrower
7697 2019-02-14 Maya Rashish <coypu@sdf.org>
7699 * config.gcc (*-*-netbsd*): Add netbsd-d.o.
7700 * config/netbsd-d.c: New file.
7701 * config/t-netbsd: Add netbsd-d.o
7703 2018-02-14 Steve Ellcey <sellcey@marvell.com>
7705 * config/aarch64/aarch64.c (aarch64_attribute_table): Change
7706 affects_type_identity to true for aarch64_vector_pcs.
7707 (aarch64_comp_type_attributes): New function.
7708 (TARGET_COMP_TYPE_ATTRIBUTES): New macro.
7710 2019-02-14 Tamar Christina <tamar.christina@arm.com>
7713 * config/arm/iterators.md (ANY64): Add V4HF.
7715 2019-02-14 Martin Liska <mliska@suse.cz>
7717 PR rtl-optimization/89242
7718 * dce.c (delete_unmarked_insns): Call free_dominance_info we
7719 process a transformation.
7721 2019-02-14 Jakub Jelinek <jakub@redhat.com>
7723 PR tree-optimization/89314
7724 * fold-const.c (fold_binary_loc): Cast strlen argument to
7725 const char * before dereferencing it. Formatting fixes.
7728 * passes.def: Swap pass_ubsan and pass_early_warn_uninitialized.
7730 2019-02-13 Ian Lance Taylor <iant@golang.org>
7732 * optc-save-gen.awk: Set var_opt_hash for initial optimizations
7733 and set current index for other optimizations.
7735 2019-02-13 Uroš Bizjak <ubizjak@gmail.com>
7737 * config/i386/sse.md (vec_set<VI4F_256_512:mode>_0): Use
7738 nonimmediate_operand as operand 2 predicate.
7739 (vec_set<VF2_512_256:mode>_0): Ditto.
7740 (vec_set<VI8_AVX_AVX512F:mode>_0): Ditto.
7741 (*vec_concatv2si): Remove alternative 2.
7742 (*vec_concatv4si_0): Use vm constraint for alternative 0.
7743 (*vec_concatv4si_0): Remove preferred_for_speed attribute.
7744 (vec_concatv2di): Split alternatives 4,5,6 to ...
7745 (*vec_concatv2di_0) ... new pattern.
7747 2019-02-13 Wilco Dijkstra <wdijkstr@arm.com>
7750 * config/arm/arm.c (ldm_stm_operation_p) Set
7751 addr_reg_in_reglist correctly for first register.
7752 (load_multiple_sequence): Remove dead base check.
7753 (gen_ldm_seq): Correctly set write_back for Thumb-1.
7755 2019-02-13 Tamar Christina <tamar.christina@arm.com>
7758 * config/aarch64/aarch64-sve.md (*pred_mov<mode>, pred_mov<mode>):
7759 Expose as @aarch64_pred_mov.
7760 * config/aarch64/aarch64.c (aarch64_classify_address):
7761 Use expand_insn which legitimizes operands.
7763 2019-02-13 Martin Liska <mliska@suse.cz>
7765 * builtins.h (expand_builtin_with_bounds): Remove declaration.
7766 * calls.c (struct arg_data): Remove special_slot, pointer_arg
7767 and pointer_offset fields.
7768 (initialize_argument_information): Remove usage of dead
7770 * cgraph.h (struct cgraph_thunk_info): Remove
7771 add_pointer_bounds_args.
7772 * cgraphunit.c (cgraph_node::expand_thunk): Remove usage of dead
7774 (cgraph_node::assemble_thunks_and_aliases): Remove usage of dead
7776 * config/i386/i386.c (ix86_function_arg_advance): Remove
7778 (struct builtin_isa): Remove leaf_p and nothrow_p fields.
7779 (def_builtin): Remove usage of dead
7781 (ix86_add_new_builtins): Likewise.
7782 * ipa-fnsummary.c (compute_fn_summary): Likewise.
7783 * ipa-icf.c (sem_function::equals_wpa): Likewise.
7784 (sem_function::init): Likewise.
7785 (sem_variable::merge): Likewise.
7786 * ipa-visibility.c (function_and_variable_visibility): Likewise.
7787 * ipa.c (symbol_table::remove_unreachable_nodes): Likewise.
7788 * lto-cgraph.c (lto_output_node): Likewise.
7789 (lto_output_varpool_node): Likewise.
7790 (input_node): Likewise.
7791 (input_varpool_node): Likewise.
7792 * lto-streamer-out.c (lto_output): Likewise.
7793 * tree-inline.c (expand_call_inline): Remove usage of
7795 * tree-inline.h (struct copy_body_data): Likewise.
7796 * varpool.c (varpool_node::dump): Likewise.
7798 2019-02-13 Jakub Jelinek <jakub@redhat.com>
7801 * tree-ssa-structalias.c (set_uids_in_ptset): Or in vi->is_heap_var
7802 into pt->vars_contains_escaped_heap instead of setting
7803 pt->vars_contains_escaped_heap to it.
7806 * optabs.c (prepare_cmp_insn): Use UINTVAL (size) instead of
7807 INTVAL (size), compare it to GET_MODE_MASK instead of
7808 1 << GET_MODE_BITSIZE.
7811 * config/i386/predicates.md (x86_64_immediate_operand): Allow
7812 TLS UNSPECs offsetted by signed 32-bit CONST_INT even with
7815 2019-02-13 Martin Liska <mliska@suse.cz>
7818 * cfgrtl.c (remove_barriers_from_footer): New function.
7819 (try_redirect_by_replacing_jump): Use it.
7820 (cfg_layout_redirect_edge_and_branch): Likewise.
7822 2019-02-13 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
7824 * config/rs6000/altivec.h (vec_sbox_be, vec_cipher_be,
7825 vec_cipherlast_be, vec_ncipher_be, vec_ncipherlast_be): New #defines.
7826 * config/rs6000/crypto.md (CR_vqdi): New define_mode_iterator.
7827 (crypto_vsbox_<mode>, crypto_<CR_insn>_<mode>): New define_insns.
7828 * config/rs6000/rs6000-builtin.def (VSBOX_BE): New BU_CRYPTO_1.
7829 (VCIPHER_BE, VCIPHERLAST_BE, VNCIPHER_BE, VNCIPHERLAST_BE):
7831 * config/rs6000/rs6000.c (builtin_function_type)
7832 <CRYPTO_BUILTIN_VSBOX_BE, CRYPTO_BUILTIN_VCIPHER_BE,
7833 CRYPTO_BUILTIN_VCIPHERLAST_BE, CRYPTO_BUILTIN_VNCIPHER_BE,
7834 CRYPTO_BUILTIN_VNCIPHERLAST_BE>: New switch options.
7835 * doc/extend.texi (vec_sbox_be, vec_cipher_be, vec_cipherlast_be,
7836 vec_ncipher_be, vec_ncipherlast_be): New builtin functions.
7838 2019-02-12 Pat Haugen <pthaugen@us.ibm.com>
7840 * doc/invoke.texi (RS/6000 and PowerPC Options): Remove duplicate
7841 -maltivec. Delete -maltivec=be and -maltivec=le documentation.
7843 2019-02-12 H.J. Lu <hongjiu.lu@intel.com>
7846 * config/i386/i386.md (*movoi_internal_avx): Revert revision
7847 268678 and revision 268657.
7848 (*movti_internal): Likewise.
7850 2019-02-12 Ilya Leoshkevich <iii@linux.ibm.com>
7853 * config/s390/s390.c (s390_decompose_address): Update comment.
7854 (s390_check_qrst_address): Reject invalid address forms after
7857 2019-02-12 Martin Liska <mliska@suse.cz>
7860 * ipa-pure-const.c (propagate_pure_const): Revert hunk as
7861 we need default values of funct_state for a function that
7864 2019-02-12 Eric Botcazou <ebotcazou@adacore.com>
7866 * asan.c (asan_expand_mark_ifn): Take into account the alignment of
7867 the object to pick the size of stores on strict-alignment platforms.
7869 * config/sparc/sparc.md (*movsi_insn): Minor tweak.
7870 (*movdi_insn_sp32): Likewise.
7871 (*movdi_insn_sp64): Likewise.
7873 2019-02-12 Jan Hubicka <hubicka@ucw.cz>
7876 * cgraphunit.c (analyze_functions): Clear READONLY flag for external
7877 types that needs constructiong.
7878 * tree.h (may_be_aliased): Do not check TYPE_NEEDS_CONSTRUCTING.
7880 2019-02-12 Richard Biener <rguenther@suse.de>
7882 PR tree-optimization/89253
7883 * tree-ssa-loop-split.c (tree_ssa_split_loops): Check we can
7886 2019-02-11 David Malcolm <dmalcolm@redhat.com>
7889 * input.c (selftest::test_line_offset_overflow): New selftest.
7890 (selftest::input_c_tests): Call it.
7892 2019-02-11 Martin Sebor <msebor@redhat.com>
7894 PR tree-optimization/88771
7895 * gimple-ssa-warn-restrict.c (pass_wrestrict::gate): Also enable
7896 when -Wstringop-overflow is set.
7897 (builtin_memref::builtin_memref): Adjust excessive upper bound
7898 only when lower bound is not excessive.
7899 (maybe_diag_overlap): Detect and diagnose excessive bounds via
7900 -Wstringop-ovefflow.
7901 (maybe_diag_offset_bounds): Rename...
7902 (maybe_diag_access_bounds): ...to this.
7903 (check_bounds_or_overlap): Adjust for name change above.
7905 2019-02-11 Martin Sebor <msebor@redhat.com>
7908 * builtins.c (max_object_size): Move from here...
7909 * builtins.h (max_object_size): ...and here...
7910 * tree.c (max_object_size): ...to here...
7911 * tree.h (max_object_size): ...and here.
7913 2019-02-11 Bill Schmidt <wschmidt@linux.ibm.com>
7915 * config/rs6000/rs6000.c (rs6000_gimple_fold_builtin): Shift-right
7916 and shift-left vector built-ins need to include a TRUNC_MOD_EXPR
7917 for correct semantics.
7919 2019-02-11 Alan Modra <amodra@gmail.com>
7921 * doc/invoke.texi (man page RS/6000 and PowerPC Options): Mention
7922 -mlongcall and -mpltseq.
7923 (RS/6000 and PowerPC Options <-mlongcall>): Mention inline PLT calls.
7924 (RS/6000 and PowerPC Options <-mpltseq>): Document.
7925 * config/rs6000/rs6000.h (TARGET_PLTSEQ): Define.
7926 * config/rs6000/sysv4.opt (mpltseq): New option.
7927 * config/rs6000/sysv4.h (TARGET_PLTSEQ): Redefine.
7928 (SUBTARGET_OVERRIDE_OPTIONS): Error if given -mpltseq when assembler
7929 support is lacking. Don't allow -mpltseq with -mbss-plt.
7930 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Warn if
7931 -mpltseq given for ELFv1.
7932 * config/rs6000/rs6000.c (rs6000_call_aix): Comment on UNSPEC_PLTSEQ.
7933 Only use UNSPEC_PLTSEQ for inline PLT calls.
7934 (rs6000_call_sysv, rs6000_sibcall_sysv): Expand comments. Only
7935 use UNSPEC_PLTSEQ for inline PLT calls.
7936 (rs6000_indirect_call_template_1, rs6000_longcall_ref),
7937 (rs6000_call_aix, rs6000_call_sysv, rs6000_sibcall_sysv): Replace
7938 uses of HAVE_AS_PLTSEQ with TARGET_PLTSEQ, simplifying.
7939 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
7940 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
7941 (pltseq_mtctr_<mode>): Likewise.
7943 2019-02-11 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
7945 * acinclude.m4 (gcc_AC_INITFINI_ARRAY): Use 8-byte strings with
7947 * configure: Regenerate.
7949 2019-02-11 Jakub Jelinek <jakub@redhat.com>
7952 * config/arm/ldrdstrd.md (*arm_ldrd, *arm_strd): Use q constraint
7955 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
7957 * function.c (assign_parm_setup_block): Use the stored
7958 size, not the passed size, when allocating stack-space,
7959 also for a parameter with alignment larger than
7960 MAX_SUPPORTED_STACK_ALIGNMENT.
7962 2019-02-11 Martin Liska <mliska@suse.cz>
7965 * ipa-cp.c (build_toporder_info): Remove usage of a param.
7966 * ipa-inline.c (inline_small_functions): Likewise.
7967 * ipa-pure-const.c (propagate_pure_const): Likewise.
7968 (propagate_nothrow): Likewise.
7969 * ipa-reference.c (propagate): Likewise.
7970 * ipa-utils.c (struct searchc_env): Remove unused field.
7971 (searchc): Always search across AVAIL_INTERPOSABLE.
7972 (ipa_reduced_postorder): Always allow AVAIL_INTERPOSABLE as
7973 the only called IPA pure const can properly not propagate
7974 across interposable boundary.
7975 * ipa-utils.h (ipa_reduced_postorder): Remove param.
7977 2019-02-11 Chung-Ju Wu <jasonwucj@gmail.com>
7979 * config/nds32/nds32.md (call_internal, call_value_internal,
7980 sibcall_internal, sibcall_value_internal): Use SImode for mem rtx.
7982 2019-02-11 Hans-Peter Nilsson <hp@axis.com>
7984 * config/cris/cris.c (cris_preferred_minimum_alignment): Fix name
7987 2019-02-10 H.J. Lu <hongjiu.lu@intel.com>
7989 * config/i386/constraints.md (Yd): Replace AVX512BW with AVX512DQ
7992 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
7994 * config.gcc (with_nds32_lib): Set default --with-nds32-lib correctly.
7996 2019-02-10 Jakub Jelinek <jakub@redhat.com>
7998 PR tree-optimization/89268
7999 * tree-if-conv.c (version_loop_for_if_conversion): Push to preds only
8000 if preds is non-NULL.
8002 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
8005 * tree.c (fld_simplified_type_name): Also keep TYPE_DECL for
8008 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
8010 * config/nds32/nds32.md (trap): New pattern.
8012 2019-02-10 Monk Chiang <sh.chiang04@gmail.com>
8014 * config/nds32/nds32.c (nds32_dwarf_register_span): Refine register
8017 2019-02-10 Chung-Ju Wu <jasonwucj@gmail.com>
8019 * config/nds32/nds32-md-auxiliary.c (nds32_spilt_doubleword): Support
8022 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
8024 * ipa-visibility.c (localize_node): Also do not localize
8025 LDPR_PREVAILING_DEF_IRONLY_EXP.
8027 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
8030 * tree.c (fld_simplified_type_name): Use DECL_ASSEMBLER_NAME_SET_P
8031 instead of type_with_linkage.
8033 2019-02-09 Jan Hubicka <hubicka@ucw.cz>
8036 * params.def (uninlined-function-insns, uninlined-function-time,
8037 uninlined-thunk-insns, uninlined-thunk-time): Add artificial upper
8038 bound so we don't get overflows.
8040 2019-02-09 Aaron Sawdey <acsawdey@linux.ibm.com>
8042 * config/rs6000/rs6000-string.c (expand_compare_loop,
8043 expand_block_compare): Insert REG_BR_PROB notes in inline expansion of
8046 2019-02-09 Jakub Jelinek <jakub@redhat.com>
8049 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8050 If !node->definition and TYPE_ARG_TYPES is non-NULL, use
8051 TYPE_ARG_TYPES instead of DECL_ARGUMENTS.
8053 2019-02-09 Alan Modra <amodra@gmail.com>
8056 * config/rs6000/rs6000.c (save_reg_p): Correct calls_eh_return
8057 case. Match logic in rs6000_emit_prologue emitting pic_offset_table
8060 2019-02-08 Vladimir Makarov <vmakarov@redhat.com>
8063 * lra-constraints.c (process_alt_operands): Don't increase reject
8064 for memory when offset memory is required.
8066 2019-02-08 Robin Dapp <rdapp@linux.ibm.com>
8068 * config/s390/vector.md: Implement vector copysign.
8070 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
8072 * expr.c (expand_constructor): Correct indentations.
8074 2019-02-08 Richard Biener <rguenther@suse.de>
8076 PR tree-optimization/89247
8077 * tree-if-conv.c: Include tree-cfgcleanup.h.
8078 (version_loop_for_if_conversion): Record LOOP_VECTORIZED call.
8079 (tree_if_conversion): Pass through predicate vector.
8080 (pass_if_conversion::execute): Do CFG cleanup and SSA update
8081 inline, see if any if-converted loops we refrece in
8082 LOOP_VECTORIZED calls vanished and fixup.
8083 * tree-if-conv.h (tree_if_conversion): Adjust prototype.
8085 2019-02-08 Ilya Leoshkevich <iii@linux.ibm.com>
8087 * config/s390/constraints.md (jdd): New constraint.
8089 2019-02-08 H.J. Lu <hongjiu.lu@intel.com>
8092 * config/i386/i386.md (*movoi_internal_avx): Set mode to XI for
8093 upper 16 vector registers without TARGET_AVX512VL.
8094 (*movti_internal): Likewise.
8096 2019-02-08 Jakub Jelinek <jakub@redhat.com>
8098 PR rtl-optimization/89234
8099 * except.c (copy_reg_eh_region_note_forward): Return if note_or_insn
8100 is a NOTE, CODE_LABEL etc. - rtx_insn * other than INSN_P.
8101 (copy_reg_eh_region_note_backward): Likewise.
8103 2019-02-08 Richard Biener <rguenther@suse.de>
8106 * tree-data-ref.c (initialize_matrix_A): Fail if constant
8108 (analyze_subscript_affine_affine): Handle failure from
8109 initialize_matrix_A.
8111 2019-02-08 Jakub Jelinek <jakub@redhat.com>
8113 * cfganal.c (pre_and_rev_post_order_compute_fn): Use fn instead of
8116 2019-02-07 David Malcolm <dmalcolm@redhat.com>
8118 PR tree-optimization/86637
8119 PR tree-optimization/89235
8120 * tree-vect-loop.c (optimize_mask_stores): Add an
8121 auto_purge_vect_location sentinel to ensure that vect_location is
8124 (auto_purge_vect_location::~auto_purge_vect_location): New dtor.
8125 (try_vectorize_loop_1): Add an auto_purge_vect_location sentinel
8126 to ensure that vect_location is purged on exit.
8127 (pass_slp_vectorize::execute): Likewise, replacing the manual
8129 * tree-vectorizer.h (class auto_purge_vect_location): New class.
8131 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8133 * config/aarch64/iterators.md (max_opp): New code_attr.
8134 (USMAX): New code iterator.
8135 * config/aarch64/predicates.md (aarch64_smin): New predicate.
8136 (aarch64_smax): Likewise.
8137 * config/aarch64/aarch64-simd.md (abd<mode>_3): Rename to...
8138 (*aarch64_<su>abd<mode>_3): ... Change RTL representation to
8141 2019-02-07 H.J. Lu <hongjiu.lu@intel.com>
8144 * config/i386/i386.md (*movoi_internal_avx): Set mode to OI
8145 for TARGET_AVX512VL.
8146 (*movti_internal): Set mode to TI for TARGET_AVX512VL.
8148 2019-02-07 Andreas Krebbel <krebbel@linux.ibm.com>
8150 * config/s390/s390-builtin-types.def: Add new types.
8151 * config/s390/s390-builtins.def: (s390_vec_xl, s390_vec_xld2)
8152 (s390_vec_xlw4): Make the memory operand into a const pointer.
8153 (s390_vec_xld2, s390_vec_xlw4): Add a variant for single precision
8155 * config/s390/s390-c.c (s390_expand_overloaded_builtin): Generate
8156 a new vector type with the alignment of the scalar memory operand.
8158 2019-02-07 Matthew Malcomson <matthew.malcomson@arm.com>
8159 Jakub Jelinek <jakub@redhat.com>
8162 * config/arm/arm-protos.h (valid_operands_ldrd_strd,
8163 arm_count_ldrdstrd_insns): New declarations.
8164 * config/arm/arm.c (mem_ok_for_ldrd_strd): Remove broken handling of
8166 (valid_operands_ldrd_strd): New function.
8167 (arm_count_ldrdstrd_insns): New function.
8168 * config/arm/ldrdstrd.md: Change peepholes to generate PARALLEL SImode
8169 sets instead of single DImode set and define new insns to match this.
8171 2019-02-07 Tamar Christina <tamar.christina@arm.com>
8173 * config/aarch64/aarch64-builtins.c (aarch64_fcmla_lane_builtin_data):
8174 Make it a C initializer.
8176 2019-02-07 Tamar Christina <tamar.christina@arm.com>
8179 * config/arm/neon.md (*neon_mov<mode>): Add r -> r case.
8181 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8183 * config/arm/neon.md (neon_<sup>dot<vsi2qi>):
8184 Use neon_dot<q> for type.
8185 (neon_<sup>dot_lane<vsi2qi>): Likewise.
8187 2019-02-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
8189 * config/aarch64/aarch64-simd.md (aarch64_<sur>dot<vsi2qi>):
8190 Use neon_dot<q> for type.
8191 (aarch64_<sur>dot_lane<vsi2qi>): Likewise.
8192 (aarch64_<sur>dot_laneq<vsi2qi>): Likewise.
8194 2019-02-06 Vladimir Makarov <vmakarov@redhat.com>
8196 PR rtl-optimization/89225
8197 * lra-constaints.c (simplify_operand_subreg): Add subreg mode
8200 2019-02-06 Eric Botcazou <ebotcazou@adacore.com>
8202 * config/i386/i386.c (ix86_expand_prologue): Emit a memory blockage
8203 after restoring registers saved to allocate the frame on Windows.
8205 2019-02-06 Richard Biener <rguenther@suse.de>
8207 PR tree-optimization/89182
8208 * graphite.h (cached_scalar_evolution_in_region): Declare.
8209 * graphite.c (struct seir_cache_key): New.
8210 (struct sese_scev_hash): Likewise.
8211 (seir_cache): New global.
8212 (cached_scalar_evolution_in_region): New function.
8213 (graphite_transform_loops): Allocate and release seir_cache.
8214 * graphite-isl-ast-to-gimple.c (get_rename_from_scev): Use
8215 cached_scalar_evolution_in_region.
8216 * graphite-scop-detection.c (scop_detection::can_represent_loop):
8218 (scop_detection::graphite_can_represent_expr: Use
8219 cached_scalar_evolution_in_region.
8220 (scop_detection::stmt_simple_for_scop_p): Likewise.
8221 (find_params_in_bb): Likewise.
8222 (gather_bbs::before_dom_children): Likewise.
8223 * graphite-sese-to-poly.c (create_pw_aff_from_tree): Likewise.
8224 (add_loop_constraints): Likewise.
8226 2019-02-06 Jakub Jelinek <jakub@redhat.com>
8229 * fold-const-call.c (fold_const_vec_convert): Pass true as last
8230 operand to new_unary_operation only if both element types are integral
8231 and it isn't a widening conversion. Return NULL_TREE if
8232 new_unary_operation failed.
8234 2019-02-05 Andreas Krebbel <krebbel@linux.ibm.com>
8237 * config/s390/s390.md: Remove load and test FP splitter.
8239 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
8242 * config/rs6000/rs6000-string.c (do_ifelse, expand_cmp_vec_sequence,
8243 expand_compare_loop, expand_block_compare_gpr,
8244 expand_strncmp_align_check, expand_strncmp_gpr_sequence): Insert
8245 REG_BR_PROB notes in inline expansion of memcmp/strncmp. Add
8246 #include "profile-count.h" and "predict.h" for types and functions
8247 needed to work with REG_BR_PROB notes.
8249 2019-02-05 Aaron Sawdey <acsawdey@linux.ibm.com>
8252 * config/rs6000/rs6000.md (<bd>tf_<mode>): Generate a local label
8253 for the long branch case.
8255 2019-02-05 Jakub Jelinek <jakub@redhat.com>
8258 * dce.c (delete_unmarked_insns): Don't remove no-op moves if they
8259 can throw, non-call exceptions are enabled and we can't delete
8260 dead exceptions or alter cfg. Set must_clean if
8261 delete_insn_and_edges returns true, don't set it blindly for calls.
8262 Assert that delete_unreachable_blocks is called only if can_alter_cfg.
8264 PR rtl-optimization/89195
8265 * combine.c (make_extraction): For MEMs, don't extract bytes outside
8266 of the original MEM.
8268 2019-02-05 Martin Liska <mliska@suse.cz>
8270 PR gcov-profile/89000
8271 * gcov.c (function_summary): Remove argument.
8272 (file_summary): New function.
8273 (print_usage): Replace tabs with spaces.
8274 (generate_results): Use new function file_summary.
8276 2019-02-05 Jakub Jelinek <jakub@redhat.com>
8279 * optabs.c (prepare_cmp_insn): Pass x and y to
8280 emit_block_comp_via_libcall rather than XEXP (x, 0) and XEXP (y, 0).
8282 2019-02-05 Richard Biener <rguenther@suse.de>
8285 * bitmap.h (struct bitmap_obstack): Do not mark GTY.
8286 (struct bitmap_element): Drop chain_prev so we properly recurse on
8287 the prev member, supporting tree views.
8288 (struct bitmap_head): GTY skip the obstack member.
8290 2019-02-04 Alexander Monakov <amonakov@ispras.ru>
8293 * doc/extend.texi (Vector Extensions): Add an example of using vector
8294 types together with x86 intrinsics.
8296 2019-02-04 Alan Modra <amodra@gmail.com>
8298 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1): Increase
8299 str[] size to 160, and comment.
8301 2019-02-04 Alan Modra <amodra@gmail.com>
8303 * config/rs6000/rs6000.c (rs6000_indirect_call_template_1),
8304 (rs6000_pltseq_template): Guard output of TLS markers with
8306 (rs6000_longcall_ref, rs6000_call_aix, rs6000_call_sysv),
8307 (rs6000_sibcall_sysv): Ignore TARGET_TLS_MARKERS when deciding
8308 to use inline PLT sequences.
8309 * config/rs6000/rs6000.md (pltseq_tocsave_<mode>),
8310 (pltseq_plt16_ha_<mode>, pltseq_plt16_lo_<mode>),
8311 (pltseq_mtctr_<mode>): Don't test TARGET_TLS_MARKERS in predicate.
8313 2019-02-04 Martin Liska <mliska@suse.cz>
8316 * ipa-fnsummary.c (estimate_edge_devirt_benefit): Bail
8317 out when ipa_fn_summaries does not contain entry for callee.
8319 2019-02-04 Eric Botcazou <ebotcazou@adacore.com>
8321 * config/sparc/sparc.h: Remove superfluous blank lines.
8322 * config/sparc/sparc.c (global_offset_table_rtx): Rename into...
8323 (got_register_rtx): ...this.
8324 (sparc_got): Adjust to above renaming.
8325 (sparc_tls_got): Likewise.
8326 (sparc_delegitimize_address): Likewise.
8327 (sparc_output_mi_thunk): Likewise.
8328 (sparc_init_pic_reg): Likewise.
8329 (save_local_or_in_reg_p): Fix test on the GOT register.
8330 (USE_HIDDEN_LINKONCE): Move around.
8331 (get_pc_thunk_name): Likewise.
8332 (gen_load_pcrel_sym): Likewise.
8333 (load_got_register): Likewise.
8335 2019-02-04 Kito Cheng <kito.cheng@gmail.com>
8337 * config/nds32/linux.h (GLIBC_DYNAMIC_LINKER): Define the naming rule
8338 of the dynamic linker: "ld-linux-nds32[le|be][f].so.1".
8340 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
8342 * config/nds32/nds32.c (nds32_legitimate_address_p): Add TLS model
8345 2019-02-04 Chung-Ju Wu <jasonwucj@gmail.com>
8347 * config.gcc (with_nds32_lib, glibc):
8348 Remove TARGET_DEFAULT_TLSDESC_TRAMPOLINE=0 setting.
8349 * config/nds32/linux.h (TARGET_DEFAULT_TLSDESC_TRAMPOLINE): Delete.
8350 (NDS32_TLSDESC_TRAMPOLINE_SPEC): Delete.
8352 2019-02-03 Uroš Bizjak <ubizjak@gmail.com>
8355 * config/i386/i386.md (*sqrt<mode>2_sse): Add (v,0) alternative.
8356 Do not prefer (v,v) alternative for non-AVX targets and (m,v)
8357 alternative for speed when TARGET_SSE_PARTIAL_REG_DEPENDENCY is set.
8358 (*rcpsf2_sse): Ditto.
8359 (*rsqrtsf2_sse): Ditto.
8360 (sse4_1_round<mode<2): Ditto.
8362 2019-02-03 Richard Biener <rguenther@suse.de>
8365 * dwarf2out.c (copy_ancestor_tree): Register non-stubs as
8368 2019-02-02 Jakub Jelinek <jakub@redhat.com>
8371 * config/i386/i386.c (ix86_simd_clone_compute_vecsize_and_simdlen):
8372 Punt with warning on aggregate return or argument types. Ignore
8373 type/mode checking for uniform arguments.
8375 2019-02-01 Segher Boessenkool <segher@kernel.crashing.org>
8377 * combine.c (try_combine): Do not print "Can't combine" messages unless
8378 printing failed combination attempts.
8380 2019-02-01 Martin Jambor <mjambor@suse.cz>
8383 * omp-grid.c (grid_mark_variable_segment): Set assembler name of group
8384 segment and global segment variables before making them static.
8386 2019-02-01 Martin Jambor <mjambor@suse.cz>
8388 * omp-grid.c (grid_target_follows_gridifiable_pattern): Guard two
8389 missed optimization dump with dump_enabled_p.
8391 2019-02-01 Richard Biener <rguenther@suse.de>
8394 * tree-scalar-evolution.c (analyze_scalar_evolution): Set up
8395 the instantiate cache.
8396 (instantiate_scev_binary): Elide second operand procesing
8397 if equal to the first.
8398 * tree-chrec.c (chrec_contains_symbols): Add visited set.
8399 (chrec_contains_undetermined): Likewise.
8400 (tree_contains_chrecs): Likewise.
8402 2019-02-01 Jan Hubicka <hubicka@ucw.cz>
8404 * parms.def (MAX_INLINE_INSNS_SINGLE): Reduce from 400 to 200.
8406 2019-02-01 Jakub Jelinek <jakub@redhat.com>
8408 PR tree-optimization/89143
8409 * wide-int-range.h (wide_int_range_absu): Declare.
8410 * wide-int-range.cc (wide_int_range_absu): New function.
8411 * tree-vrp.c (extract_range_from_unary_expr): Handle ABSU_EXPR.
8413 PR tree-optimization/88107
8414 * tree-cfg.c (find_outermost_region_in_block): Add ALL argument,
8415 instead of assertion that eh_region_outermost is non-NULL, if it
8416 is NULL, set *ALL to true and return NULL.
8417 (move_sese_region_to_fn): Adjust caller, if all is set, call
8418 duplicate_eh_regions with NULL region.
8420 2019-02-01 Richard Biener <rguenth@suse.de>
8422 PR rtl-optimization/88593
8423 * mode-switching.c (optimize_mode_switching): Free dominators before
8424 calling cleanup_cfg.
8426 2019-02-01 Bin Cheng <bin.cheng@linux.alibaba.com>
8428 PR tree-optimization/88932
8429 * tree-predcom.c (try_combine_chains): Get loop bbs in dom order.
8431 2019-01-31 Jakub Jelinek <jakub@redhat.com>
8434 * omp-low.c (lower_omp_task_reductions): Drop redundant test to avoid
8435 bogus clang warning.
8437 2019-01-31 Uroš Bizjak <ubizjak@gmail.com>
8440 * config/i386/i386.md (*extendsfdf2): Split out reg->reg
8441 alternative to avoid partial SSE register stall for TARGET_AVX.
8442 (truncdfsf2): Ditto.
8443 (sse4_1_round<mode>2): Ditto.
8445 2018-01-31 Bill Schmidt <wschmidt@linux.ibm.com>
8447 PR tree-optimization/89008
8448 * gimple-ssa-strength-reduction.c (slsr_process_mul): Don't
8449 process anything of the form X * 0.
8451 2019-01-31 Richard Biener <rguenther@suse.de>
8453 PR tree-optimization/89135
8454 * tree-ssa-phiprop.c (pass_phiprop::execute): Skip blocks
8455 with abnormal preds.
8457 2019-01-31 Jakub Jelinek <jakub@redhat.com>
8460 * ipa-inline.c (sanitize_attrs_match_for_inline_p): Allow inlining
8461 always_inline callees into no_sanitize_address callers.
8463 2019-01-31 Richard Biener <rguenther@suse.de>
8465 PR rtl-optimization/89115
8466 * lra.c (lra_rtx_hash): Properly hash CONST_INT values.
8468 2019-01-30 Martin Sebor <msebor@redhat.com>
8471 * doc/extend.texi (cast to a union): Correct and expand.
8473 2019-01-30 Vladimir Makarov <vmakarov@redhat.com>
8475 PR rtl-optimization/87246
8476 * lra-constraints.c (simplify_operand_subreg): Reload memory
8477 in subreg if the address became invalid.
8479 2019-01-30 Bill Schmidt <wschmidt@linux.ibm.com>
8482 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v4sf_scalar):
8483 Disable for little-endian.
8485 2019-01-30 Richard Biener <rguenther@suse.de>
8487 PR rtl-optimization/89115
8488 * opts.c (default_options_optimization): Reduce
8489 PARAM_MAX_DSE_ACTIVE_LOCAL_STORES by a factor of 10 at -O1.
8490 Make PARAM_LOOP_INVARIANT_MAX_BBS_IN_LOOP reduction relative
8493 2019-01-30 Kelvin Nilsen <kelvin@gcc.gnu.org>
8495 * config/rs6000/rs6000-c.c (altivec-resolve_overloaded_builtin):
8496 Change handling of ALTIVEC_BUILTIN_VEC_EXTRACT. Coerce result to
8497 type of vector element when vec_extract is implemented by direct
8500 2019-01-30 Thomas Schwinge <thomas@codesourcery.com>
8502 * doc/invoke.texi (C Language Options): List "-fopenacc-dim".
8504 2019-01-30 Richard Biener <rguenther@suse.de>
8506 PR tree-optimization/89111
8507 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Restrict
8508 canonicalization to appropriately sized access types.
8510 2019-01-30 Jakub Jelinek <jakub@redhat.com>
8513 * config/i386/i386.c (ix86_warn_parameter_passing_abi): Don't warn
8514 for arguments to functions that are TU-local and shouldn't be
8515 referenced by assembly.
8517 2019-01-30 Ulrich Drepper <drepper@redhat.com>
8519 * dumpfile.c (opt_info_switch_p_1): Ignore '-' if it appears
8522 2019-01-29 Martin Sebor <msebor@redhat.com>
8525 * gimple-fold.c (fold_array_ctor_reference): Avoid zero-length arrays.
8527 2019-01-29 Jakub Jelinek <jakub@redhat.com>
8531 * omp-simd-clone.c (simd_clone_clauses_extract)
8532 <case OMP_CLAUSE_ALIGNED>: Ignore clauses with NULL
8533 OMP_CLAUSE_ALIGNED_ALIGNMENT.
8535 2019-01-29 Vineet Gupta <vgupta@synopsys.com>
8537 * config.gcc: Force .init_array for ARC.
8539 2019-01-29 Richard Biener <rguenther@suse.de>
8542 * dwarf2out.c (collect_skeleton_dies): New helper.
8543 (copy_decls_for_unworthy_types): Call it.
8544 (build_abbrev_table): Assert we do not try to replace
8545 DW_AT_signature refs with local refs.
8547 2019-01-28 Jakub Jelinek <jakub@redhat.com>
8550 * gimplify.c (gimplify_omp_for): When adding OMP_CLAUSE_*_GIMPLE_SEQ
8551 for lastprivate/linear IV, push gimplify context around gimplify_assign
8552 and, if it needed any temporaries, pop it into a gimple bind around the
8555 2019-01-28 Bernd Edlinger <bernd.edlinger@hotmail.de>
8557 * common.opt (-Wattribute-alias): Remove "no-" from name.
8558 Make -Wattribute-alias command line option and
8559 #pragma GCC diagnostic ignored "-Wattribute-alias" work again.
8561 2019-01-28 Jakub Jelinek <jakub@redhat.com>
8564 * doc/invoke.texi (-mclwb, -mprfchw, -mrdpid, -mrdseed, -msgx,
8565 -madx, -mhle, -mavx5124fmaps, -mavx512vnni, -mavx5124vnniw): Document
8567 (bmi2): Add missing @opindex.
8568 * doc/extend.texi (x86 target attribute): Move fma4, lwp, ssse3
8569 options alphabetically. Add missing 3dnow, 3dnowa, adx, avx, avx2,
8570 avx5124fmaps, avx5124vnniw, avx512bitalg, avx512bw, avx512cd,
8571 avx512dq, avx512er, avx512f, avx512ifma, avx512pf, avx512vbmi,
8572 avx512vbmi2, avx512vl, avx512vnni, avx512vpopcntdq, bmi, bmi2,
8573 cldemote, clflushopt, clwb, clzero, crc32, cx16, f16c, fma, fsgsbase,
8574 fxsr, gfni, hle, lzcnt, movbe, movdir64b, movdiri, mwaitx, pconfig,
8575 pku, prefetchwt1, prfchw, ptwrite, rdpid, rdrnd, rdseed, rtm, sahf,
8576 sgx, sha, shstk, tbm, vaes, vpclmulqdq, waitpkg, wbnoinvd, xsave,
8577 xsavec, xsaveopt and xsaves options.
8579 2019-01-28 Richard Biener <rguenther@suse.de>
8582 * dwarf2out.c (gen_subprogram_die): Remove leftover from MPX
8585 2019-01-28 Richard Biener <rguenther@suse.de>
8587 PR tree-optimization/88739
8588 * tree-cfg.c (verify_types_in_gimple_reference): Verify
8589 BIT_FIELD_REFs only are applied to mode-precision operands
8590 when they are integral.
8591 (verify_gimple_assign_ternary): Likewise for BIT_INSERT_EXPR.
8592 * tree-ssa-sccvn.c (vn_reference_lookup_3): Avoid generating
8593 BIT_FIELD_REFs of non-mode-precision integral operands.
8595 2019-01-27 Jakub Jelinek <jakub@redhat.com>
8598 * config/i386/sse.md
8599 (<mask_codefor>avx512dq_shuf_<shuffletype>64x2_1<mask_name>,
8600 avx512f_shuf_<shuffletype>64x2_1<mask_name>): Ensure the
8601 first constants in pairs are multiples of 2. Formatting fixes.
8602 (avx512vl_shuf_<shuffletype>32x4_1<mask_name>,
8603 avx512vl_shuf_<shuffletype>32x4_1<mask_name>): Ensure the
8604 first constants in each quadruple are multiples of 4. Formatting fixes.
8606 2019-01-26 Martin Jambor <mjambor@suse.cz>
8609 * tree-inline.c: Include tree-cfgcleanup.h.
8610 (delete_unreachable_blocks_update_callgraph): Move...
8611 * tree-cfgcleanup.c (delete_unreachable_blocks_update_callgraph):
8612 ...here, make externally visible, make second argument bool, adjust
8614 * tree-cfgcleanup.c: Include cgraph.h.
8615 * tree-cfgcleanup.h (delete_unreachable_blocks_update_callgraph):
8617 * ipa-prop.c: Include tree-cfgcleanup.h.
8618 (ipcp_transform_function): Call
8619 delete_unreachable_blocks_update_callgraph instead of cleaning uo CFG.
8621 2019-01-25 Vladimir Makarov <vmakarov@redhat.com>
8623 PR rtl-optimization/88846
8624 * ira.c (process_set_for_memref_referenced_p): New.
8625 (memref_referenced_p): Add new param. Use
8626 process_set_for_memref_referenced_p. Add new switch cases.
8627 (memref_used_between_p): Pass new arg to memref_referenced_p.
8629 2019-01-25 Richard Earnshaw <rearnsha@arm.com>
8632 * config/aarch64/aarch64.c (aarch64_function_arg_alignment): Add new
8633 argument ABI_BREAK. Set to true if the calculated alignment has
8634 changed in gcc-9. Check bit-fields for their base type alignment.
8635 (aarch64_layout_arg): Warn if argument passing has changed in gcc-9.
8636 (aarch64_function_arg_boundary): Likewise.
8637 (aarch64_gimplify_va_arg_expr): Likewise.
8639 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
8642 * varasm.c (output_constructor_bitfield): Use wi::extract_uhwi
8643 instead of accessing TREE_INT_CST_ELT directly.
8645 2019-01-25 Christophe Lyon <christophe.lyon@linaro.org>
8647 * doc/sourcebuild.texi (Environment attributes): Add fenv and
8648 fenv_exceptions description.
8650 2019-01-25 Wilco Dijkstra <wdijkstr@arm.com>
8652 PR rtl-optimization/87763
8653 * config/aarch64/aarch64.c (aarch64_select_cc_mode):
8654 Allow SUBREG when matching CC_NZmode compare.
8656 2019-01-25 Richard Biener <rguenther@suse.de>
8658 PR tree-optimization/89049
8659 * tree-vect-loop.c (vect_compute_single_scalar_iteration_cost):
8660 Look at the pattern stmt to determine if the stmt is vectorized.
8662 2019-01-25 Richard Sandiford <richard.sandiford@arm.com>
8664 * config/aarch64/aarch64-sve.md (*pred_mov<mode>)
8665 (pred_mov<mode>): Handle all-register forms using both a new
8666 alternative and a split.
8668 2019-01-25 Richard Biener <rguenther@suse.de>
8670 PR tree-optimization/86865
8671 * graphite-scop-detection.c (scop_detection::can_represent_loop):
8672 Reject non-do-while loops.
8674 2019-01-24 Peter Bergner <bergner@linux.ibm.com>
8676 * config/rs6000/altivec.md (build_vector_mask_for_load): Use MEM_P.
8677 * config/rs6000/constraints.md (Q constraint): Use REG_P.
8678 * config/rs6000/darwin.h (PREFERRED_RELOAD_CLASS): Use SYMBOL_REF_P.
8679 * config/rs6000/freebsd64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
8680 SYMBOL_REF_P, CONST_INT_P and CONST_DOUBLE_P.
8681 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8682 * config/rs6000/predicates.md (altivec_register_operand, vint_operand,
8683 vsx_register_operand, vsx_reg_sfsubreg_ok, vfloat_operand,
8684 vlogical_operand, gpc_reg_operand, int_reg_operand,
8685 int_reg_operand_not_pseudo): Use SUBREG_P and HARD_REGISTER_P.
8686 (ca_operand, base_reg_operand, htm_spr_reg_operand, cc_reg_operand,
8687 cc_reg_not_cr0_operand, input_operand): Use SUBREG_P.
8688 (save_world_operation, restore_world_operation, lmw_operation,
8689 stmw_operation): Use MEM_P and REG_P.
8690 (tie_operand): Use MEM_P.
8691 (vrsave_operation, crsave_operation): Use REG_P.
8692 (mfcr_operation, mtcrf_operation): Use REG_P and CONST_INT_P.
8693 (fpr_reg_operand): Use SUBREG_P and HARD_REGISTER_NUM_P.
8694 (quad_int_reg_operand): Use HARD_REGISTER_NUM_P.
8695 (call_operand): Use HARD_REGISTER_P.
8696 (indexed_or_indirect_operand, altivec_indexed_or_indirect_operand):
8698 (lwa_operand): Use SUBREG_P, REG_P and CONST_INT_P.
8699 * config/rs6000/rs6000-p8swap.c (insn_is_load_p, insn_is_store_p,
8700 quad_aligned_load_p, replace_swapped_aligned_store,
8701 recombine_lvx_pattern, replace_swapped_aligned_load,
8702 recombine_stvx_pattern): Use MEM_P.
8703 (const_load_sequence_p, adjust_vperm, replace_swapped_load_constant):
8704 Use MEM_P and SYMBOL_REF_P.
8705 (rtx_is_swappable_p): Use REG_P and CONST_INT_P.
8706 (insn_is_swappable_p): Use REG_P and MEM_P.
8707 (insn_is_swap_p, (alignment_mask): Use CONST_INT_P.
8708 * config/rs6000/rs6000-string.c (expand_block_clear, expand_block_move):
8710 * config/rs6000/rs6000.c (rs6000_secondary_reload, rs6000_emit_cmove):
8712 (rs6000_output_move_128bit): Use CONST_DOUBLE_P, CONST_INT_P and
8714 (rs6000_legitimize_address): Use CONST_DOUBLE_P, CONST_INT_P,
8715 CONST_WIDE_INT_P, REG_P and SYMBOL_REF_P.
8716 (rs6000_emit_move): Use CONST_DOUBLE_P, CONST_INT_P, HARD_REGISTER_P,
8717 HARD_REGISTER_NUM_P, MEM_P, REG_P, SUBREG_P, SYMBOL_REF_P and
8719 (output_toc): Use CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
8720 (easy_altivec_constant, rs6000_legitimate_offset_address_p,
8721 rs6000_mode_dependent_address, rs6000_expand_mtfsf_builtin,
8722 rs6000_expand_set_fpscr_rn_builtin, rs6000_expand_set_fpscr_drn_builtin,
8723 rs6000_expand_unop_builtin, INT_P, rs6000_generate_compare,
8724 rs6000_machopic_legitimize_pic_address, rs6000_split_logical_inner,
8725 rs6000_split_logical_di): Use CONST_INT_P.
8726 (rs6000_legitimize_reload_address): Use CONST_INT_P, HARD_REGISTER_P,
8727 REG_P and SYMBOL_REF_P.
8728 (setup_incoming_varargs, rs6000_rtx_costs): Use CONST_INT_P and MEM_P.
8729 (print_operand): Use CONST_INT_P, MEM_P and REG_P.
8730 (virtual_stack_registers_memory_p, rs6000_legitimate_address_p,
8731 mems_ok_for_quad_peep): Use CONST_INT_P and REG_P.
8732 (rs6000_secondary_reload_memory): Use CONST_INT_P and SUBREG_P.
8733 (small_data_operand, print_operand_address): Use CONST_INT_P and
8735 (split_stack_arg_pointer_used_p): Use HARD_REGISTER_P.
8736 (rs6000_init_hard_regno_mode_ok, direct_move_p):
8737 Use HARD_REGISTER_NUM_P.
8738 (rs6000_secondary_reload_gpr): Use HARD_REGISTER_NUM_P and MEM_P.
8739 (rs6000_secondary_reload_class): Use HARD_REGISTER_NUM_P, REG_P,
8740 SUBREG_P and SYMBOL_REF_P.
8741 (register_to_reg_type, rs6000_secondary_reload_inner): Use SUBREG_P
8742 and HARD_REGISTER_NUM_P.
8743 (rs6000_adjust_vec_address): Use HARD_REGISTER_NUM_P and
8745 (rs6000_adjust_cost, find_mem_ref): Use MEM_P.
8746 (macho_lo_sum_memory_operand, rs6000_eliminate_indexed_memrefs): Use
8748 (legitimate_indirect_address_p, legitimate_lo_sum_address_p,
8749 registers_ok_for_quad_peep, rs6000_output_function_epilogue,
8750 find_addr_reg): Use REG_P.
8751 (altivec_expand_vec_perm_const): Use REG_P and SUBREG_P.
8752 (rs6000_emit_le_vsx_move): Use SUBREG_P.
8753 (offsettable_ok_by_alignment, constant_pool_expr_p,
8754 legitimate_small_data_p, rs6000_output_dwarf_dtprel,
8755 rs6000_delegitimize_address, rs6000_const_not_ok_for_debug_p,
8756 rs6000_cannot_force_const_mem, rs6000_output_addr_const_extra,
8757 rs6000_assemble_integer, create_TOC_reference,
8758 rs6000_emit_allocate_stack, rs6000_xcoff_encode_section_info,
8759 rs6000_call_aix, rs6000_call_aix): Use SYMBOL_REF_P.
8760 (rs6000_split_vec_extract_var): Use reg_or_subregno.
8761 * config/rs6000/rtems.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Use
8762 CONST_DOUBLE_P, CONST_INT_P and SYMBOL_REF_P.
8763 * config/rs6000/sysv4.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8764 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Likewise.
8765 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Use SYMBOL_REF_P.
8766 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P): Use HARD_REGISTER_NUM_P.
8767 (INT_REG_OK_FOR_INDEX_P, INT_REG_OK_FOR_BASE_P): Use HARD_REGISTER_P.
8768 (CONSTANT_ADDRESS_P): Use CONST_INT_P and SYMBOL_REF_P.
8769 * config/rs6000/rs6000.md (define_expands strlensi, mod<mode>3
8770 and cbranch<mode>4): Use CONST_INT_P.
8771 (multiple define_splits): Use REG_P and SUBREG_P.
8772 (define_expands call, call_value): Use MEM_P.
8773 (define_expands sibcall, sibcall_value): Use CONST_INT_P and MEM_P.
8774 (define insn *mtcrfsi): Use CONST_INT_P and REG_P.
8775 * config/rs6000/vsx.md (*vsx_le_perm_load_<mode>,
8776 *vsx_le_perm_load_v8hi, *vsx_le_perm_load_v16qi): Use HARD_REGISTER_P
8777 and HARD_REGISTER_NUM_P.
8778 (multiple define_splits): Use HARD_REGISTER_NUM_P.
8780 2019-01-24 Uroš Bizjak <ubizjak@gmail.com>
8782 PR rtl-optimization/88948
8783 * rtl.h (prepare_copy_insn): New prototype.
8784 * gcse.c (prepare_copy_insn): New function, split out from
8785 process_insert_insn.
8786 (process_insert_insn): Use prepare_copy_insn.
8787 * store-motion.c (replace_store_insn): Use prepare_copy_insn
8788 instead of gen_move_insn.
8790 2019-01-24 Jakub Jelinek <jakub@redhat.com>
8793 * config/i386/i386.c (ix86_pic_register_p): Return true for
8796 PR tree-optimization/88964
8797 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Also
8798 punt if HONOR_SNANS (chrec).
8801 * tree-nested.c (convert_nonlocal_reference_stmt,
8802 convert_local_reference_stmt, convert_tramp_reference_stmt,
8803 convert_gimple_call) <case GIMPLE_OMP_TEAMS>: Treat
8804 gimple_omp_teams_host teams stmts like GIMPLE_OMP_PARALLEL
8807 PR tree-optimization/89027
8808 * tree-inline.c (add_clobbers_to_eh_landing_pad): Don't add clobbers
8809 for "omp simd array" variables.
8811 2019-01-24 Richard Earnshaw <rearnsha@arm.com>
8814 * profile-count.h (profile_count): On ARM systems using GCC 6/7/8
8815 force the alignment of m_val.
8817 2019-01-24 Richard Biener <rguenther@suse.de>
8820 * tree-streamer-out.c (write_ts_decl_common_tree_pointers):
8821 When in "legacy" debug mode make sure to reset self-origins.
8823 2019-01-24 Martin Liska <mliska@suse.cz>
8825 PR gcov-profile/88994
8826 * gcov-io.c (mangle_path): Do not allocate a bigger buffer,
8827 result will be always smaller or equal to the original.
8828 * gcov.c (mangle_name): Fix else branch where we should
8829 also copy to PTR and shift the pointer.
8831 2019-01-24 Xiong Hu Luo <luoxhu@linux.vnet.ibm.com>
8833 * tree-ssa-dom.c (test_for_singularity): Fix a comment typo.
8834 * vr-values.c (find_case_label_ranges): Fix a comment typo.
8836 2019-01-23 Xuepeng Guo <xuepeng.guo@intel.com>
8838 * common/config/i386/i386-common.c
8839 (OPTION_MASK_ISA_ENQCMD_SET,
8840 OPTION_MASK_ISA_ENQCMD_UNSET): New macros.
8841 (ix86_handle_option): Handle -menqcmd.
8842 * config.gcc (enqcmdintrin.h): New header file.
8843 * config/i386/cpuid.h (bit_ENQCMD): New bit.
8844 * config/i386/driver-i386.c (host_detect_local_cpu): Handle
8846 * config/i386/i386-builtin-types.def ((INT, PVOID, PCVOID)): New
8848 * config/i386/i386-builtin.def (__builtin_ia32_enqcmd,
8849 __builtin_ia32_enqcmds): New builtins.
8850 * config/i386/i386-c.c (__ENQCMD__): New macro.
8851 * config/i386/i386-option.c (ix86_target_string): Add
8853 (ix86_valid_target_attribute_inner_p): Likewise.
8854 * config/i386/i386-expand.c
8855 (ix86_expand_builtin): Expand IX86_BUILTIN_ENQCMD and
8856 IX86_BUILTIN_ENQCMDS.
8857 * config/i386/i386.h (TARGET_ENQCMD): New.
8858 * config/i386/i386.md (UNSPECV_ENQCMD, UNSPECV_ENQCMDS): New.
8859 (@enqcmd<enqcmd_sfx>_<mode>): New insn pattern.
8860 (movdir64b_<mode>): Parameterize to enable share expansion code
8861 with ENQCMD in function ix86_expand_builtin.
8862 * config/i386/i386.opt: Add -menqcmd.
8863 * config/i386/immintrin.h: Include enqcmdintrin.h.
8864 * config/i386/enqcmdintrin.h: New intrinsic file.
8865 * doc/invoke.texi: Add -menqcmd.
8867 2019-01-23 Bin Cheng <bin.cheng@arm.com>
8868 Steve Ellcey <sellcey@marvell.com>
8871 * recog.c (address_operand): Return false on wrong mode for address.
8872 (constrain_operands): Check for mode with 'p' constraint.
8874 2019-01-23 Uroš Bizjak <ubizjak@gmail.com>
8877 * config/i386/sse.md (sse2_cvtpi2pd): Add SSE alternatives.
8878 Disparage MMX alternative.
8879 (sse2_cvtpd2pi): Ditto.
8880 (sse2_cvttpd2pi): Ditto.
8882 2019-01-23 David Malcolm <dmalcolm@redhat.com>
8885 * config/aarch64/driver-aarch64.c (host_detect_local_cpu): Fix
8886 use-after-free of the result of
8887 aarch64_get_extension_string_for_isa_flags.
8889 2019-01-23 Jakub Jelinek <jakub@redhat.com>
8892 * doc/extend.texi: Document break and continue behavior in
8893 statement expressions.
8895 2019-01-23 Richard Biener <rguenther@suse.de>
8897 PR tree-optimization/89008
8898 * tree-ssa-reassoc.c (eliminate_using_constants): For * 0 do
8899 not leave another stray operand.
8901 2019-01-23 Jakub Jelinek <jakub@redhat.com>
8903 * BASE-VER: Bump to 9.0.1.
8905 2019-01-23 Eric Botcazou <ebotcazou@adacore.com>
8907 * cgraphunit.c (cgraph_node::expand_thunk): When expanding a GIMPLE
8908 thunk that returns by reference, use the type of the return object
8909 of the thunk instead of that of the alias to build the dereference.
8911 2019-01-23 Vineet Gupta <vgupta@synopsys.com>
8913 * config/arc/atomic.md: Add operand to DMB instruction.
8915 2019-01-23 Jakub Jelinek <jakub@redhat.com>
8917 PR tree-optimization/88964
8918 * gimple-loop-interchange.cc (loop_cand::analyze_induction_var): Use
8919 build_zero_cst instead of build_int_cst. Return false for loop
8920 invariants which honor signed zeros.
8922 2019-01-22 Segher Boessenkool <segher@kernel.crashing.org>
8924 * doc/invoke.texi (-fsplit-paths): This is enabled by default at -O3.
8926 2019-01-22 Jakub Jelinek <jakub@redhat.com>
8929 * config/rs6000/rs6000.c: Include tree-vrp.h and tree-ssanames.h.
8930 (rs6000_gimple_fold_builtin): If MEM_REF address doesn't satisfy
8931 is_gimple_mem_ref_addr predicate, force it into a SSA_NAME first.
8934 * gimplify.c (gimplify_omp_atomic): Handle bitfield atomics with
8935 non-integral DECL_BIT_FIELD_REPRESENTATIVEs.
8938 * config/rs6000/vsx.md (*vsx_reduc_<VEC_reduc_name>_v2df_scalar):
8939 Disable for little endian.
8941 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
8944 * config/arm/arm.c (arm_needs_double_word_align): Check
8945 DECL_BIT_FIELD_TYPE.
8947 2019-01-22 Hongtao Liu <hongtao.liu@intel.com>
8948 H.J. Lu <hongjiu.lu@intel.com>
8951 * config/i386/i386-builtin.def: Add mask2 to all builtin
8952 initializations. Merge ARGS2 and SPECIAL_ARGS2 into ARGS and
8954 * config/i386/i386.c (BDESC): Add mask2 to the definition.
8955 (BDESC_FIRST): Likewise.
8956 (define_builtin): Add an argument for mask2. Updated to handle
8957 both ix86_isa_flags and ix86_isa_flags2.
8958 (define_builtin_const): Likewise.
8959 (define_builtin_pure): Likewise.
8960 (define_builtin2): Deleted.
8961 (define_builtin_const2): Likewise.
8962 (builtin_description): Add a member, mask2.
8963 (bdesc_*): Add mask2 to builtin initializations.
8964 (ix86_init_mmx_sse_builtins): Update calls to def_builtin,
8965 def_builtin_const and def_builtin_pure. Remove SPECIAL_ARGS2
8967 (ix86_get_builtin_func_type): Remove SPECIAL_ARGS2 support.
8969 2019-01-22 H.J. Lu <hongjiu.lu@intel.com>
8972 * config/i386/i386.c (ix86_force_load_from_GOT_p): Also check
8975 2019-01-22 Richard Earnshaw <rearnsha@arm.com>
8978 * config/arm/arm.c (arm_needs_doubleword_align): Return 2 if a record's
8979 alignment is dominated by a bitfield with 64-bit aligned base type.
8980 (arm_function_arg): Emit a warning if the alignment has changed since
8981 earlier GCC releases.
8982 (arm_function_arg_boundary): Likewise.
8983 (arm_setup_incoming_varargs): Likewise.
8985 2019-01-22 Richard Biener <rguenther@suse.de>
8987 PR tree-optimization/88862
8988 * graphite-scop-detection.c
8989 (scop_detection::graphite_can_represent_scev): Reject ADDR_EXPR.
8991 2019-01-22 Andrew Stubbs <ams@codesourcery.com>
8993 * doc/extend.tex (AMD GCN Function Attributes): New section.
8994 * doc/install.texi (amdgcn-unknown-amdhsa): New instructions.
8995 * doc/invoke.texi (AMD GCN Options): New section.
8996 * doc/md.texi (Constraints for Particular Machines): Add AMD GCN.
8998 2019-01-22 Eric Botcazou <ebotcazou@adacore.com>
9000 * config/sparc/sparc.c (parc_delegitimize_address): Recognize the GOT
9001 register and decoded HIGH/LO_SUM combinations for labels in PIC mode.
9003 2019-01-22 Jakub Jelinek <jakub@redhat.com>
9005 PR tree-optimization/88044
9006 * tree-ssa-loop-niter.c (number_of_iterations_cond): If condition
9007 is false in the first iteration, but !every_iteration, return false
9008 instead of true with niter->niter zero.
9010 PR rtl-optimization/88904
9011 * cfgcleanup.c (thread_jump): Verify cond2 doesn't mention
9012 any nonequal registers before processing BB_END (b).
9015 * optabs.c (add_equal_note): Add op0_mode argument, use it instead of
9017 (expand_binop_directly, expand_doubleword_clz,
9018 expand_doubleword_popcount, expand_ctz, expand_ffs,
9019 expand_unop_direct, maybe_emit_unop_insn): Adjust callers.
9021 PR rtl-optimization/49429
9023 PR rtl-optimization/86334
9025 * expr.c (emit_block_move_hints): Move marking of MEM_EXPRs
9026 addressable from here...
9027 (emit_block_op_via_libcall): ... to here.
9029 2019-01-22 Richard Biener <rguenther@suse.de>
9031 * tree-vect-loop.c (vect_analyze_loop_operations): Use
9032 auto_vec for cost vector to fix memleak.
9033 (vectorize_fold_left_reduction): Properly gather SLP defs.
9034 (vectorizable_comparison): Do not swap operands to properly
9037 2019-01-22 Alan Modra <amodra@gmail.com>
9040 * config/rs6000/predicates.md (unspec_tls): Ensure GOT reg
9041 stays a reg. Allow a const_int.
9042 * config/rs6000/rs6000-protos.h (rs6000_output_tlsargs): Declare.
9043 * config/rs6000/rs6000.h (IS_V4_FP_ARGS): Define.
9044 (IS_NOMARK_TLSGETADDR): Define.
9045 * config/rs6000/rs6000.c (edit_tls_call_insn): Delete.
9046 (rs6000_output_tlsargs): New function.
9047 (rs6000_legitimize_tls_address): Don't say a !TARGET_TLS_MARKERS
9048 __tls_get_addr call takes an arg.
9049 (rs6000_call_sysv): Generate sysv4 secure plt call pattern here..
9050 * config/rs6000/rs6000.md (call_nonlocal_sysv): ..rather than here,
9052 (call_value_nonlocal_sysv): ..or here, delete split.
9053 (tls_gdld_nomark): Delete.
9054 (call_value_indirect_nonlocal_sysv): Use unspec_tls as operand2
9055 predicate. Call rs6000_output_tlsargs. Adjust length to suit.
9056 (call_value_nonlocal_sysv): Likewise.
9057 (call_value_nonlocal_sysv_secure): Likewise.
9058 (call_value_nonlocal_aix): Likewise.
9059 (call_value_indirect_aix): Likewise.
9060 (call_value_indirect_elfv2): Likewise.
9061 (call_value_local32, call_value_local64): Disable for no-mark tls.
9062 (call_value_local_aix): Likewise.
9064 2019-01-21 Uroš Bizjak <ubizjak@gmail.com>
9067 * config/i386/i386.c (ix86_expand_builtin) [case IX86_BUILTIN_BEXTRI32,
9068 case IX86_BUILTIN_BEXTRI64]: Sanitize operands.
9070 2019-01-21 Michael Ploujnikov <michael.ploujnikov@oracle.com>
9072 * hash-map-tests.c (test_map_of_strings_to_int): Show how to use
9073 string contents as hash_map keys.
9075 2019-01-21 Bernd Edlinger <bernd.edlinger@hotmail.de>
9078 * c-warn.c (check_alignment_of_packed_member): Add a boolean parameter
9079 for rvalue context. Handle rvalues correctly. Use min_align_of_type
9080 instead of TYPE_ALIGN.
9081 (check_address_or_pointer_of_packed_member): Handle rvalues coorrectly.
9082 Use min_align_of_type instead of TYPE_ALIGN_UNIT. Check for NULL
9083 pointer from TYPE_STUB_DECL.
9085 2019-01-21 Richard Biener <rguenther@suse.de>
9087 PR tree-optimization/88934
9088 * tree-vect-slp.c (vect_mask_constant_operand_p): Always look
9089 at the possibly non-constant operand.
9090 (vect_get_constant_vectors): Adjust.
9092 2019-01-21 H.J. Lu <hongjiu.lu@intel.com>
9095 * config/i386/adxintrin.h: Just check _IMMINTRIN_H_INCLUDED.
9096 * config/i386/clflushoptintrin.h: Check _IMMINTRIN_H_INCLUDED
9097 instead of _X86INTRIN_H_INCLUDED.
9098 * onfig/i386/clwbintrin.h: Likewise.
9099 * config/i386/pkuintrin.h: Likewise.
9100 * config/i386/prfchwintrin.h: Likewise.
9101 * config/i386/rdseedintrin.h: Likewise.
9102 * config/i386/wbnoinvdintrin.h: Likewise.
9103 * config/i386/xsavecintrin.h: Likewise.
9104 * config/i386/xsavesintrin.h: Likewise.
9105 * config/i386/fxsrintrin.h: Enable _IMMINTRIN_H_INCLUDED check.
9106 * config/i386/xsaveintrin.h: Likewise.
9107 * config/i386/xsaveoptintrin.h: Likewise.
9108 * config/i386/x86intrin.h: Move "#include" <rdseedintrin.h>,
9109 <prfchwintrin.h>, <fxsrintrin.h>, <xsaveintrin.h>,
9110 <xsaveoptintrin.h>, <adxintrin.h>, <clwbintrin.h>,
9111 <clflushoptintrin.h>, <xsavesintrin.h>, <xsavecintrin.h>,
9112 <wbnoinvdintrin.h> and <pkuintrin.h> to ...
9113 * config/i386/immintrin.h: Here.
9115 2019-01-20 Martin Jambor <mjambor@suse.cz>
9118 * ipa-prop.h (struct ipa_func_body_info): Replaced field aa_walked
9119 with aa_walk_budget.
9120 * cgraph.h (ipa_polymorphic_call_context::get_dynamic_type): Add
9121 aa_walk_budget_p parameter.
9122 * ipa-fnsummary.c (unmodified_parm_1): New parameter fbi. Limit AA
9123 walk. Updated all callers.
9124 (unmodified_parm): New parameter fbi, pass it to unmodified_parm_1.
9125 (eliminated_by_inlining_prob): New parameter fbi, pass it on to
9127 (will_be_nonconstant_expr_predicate): New parameter fbi, removed
9128 parameter info. Extract info from fbi. Pass fbi to recursive calls
9129 and to unmodified_parm.
9130 (phi_result_unknown_predicate): New parameter fbi, removed parameter
9131 info, updated call to will_be_nonconstant_expr_predicate.
9132 (param_change_prob): New parameter fbi, limit AA walking.
9133 (analyze_function_body): Initialize aa_walk_budget in fbi. Update
9134 calls to various above functions.
9135 * ipa-polymorphic-call.c (get_dynamic_type): Add aa_walk_budget_p
9136 parameter. Use it to limit AA walking.
9137 * ipa-prop.c (detect_type_change_from_memory_writes): New parameter
9139 (detect_type_change): New parameter fbi, pass it on to
9140 detect_type_change_from_memory_writes.
9141 (detect_type_change_ssa): Likewise.
9142 (aa_overwalked): Removed.
9143 (parm_preserved_before_stmt_p): Assume fbi is never NULL, stream line
9144 accordingly, adjust to the neew AA limiting scheme.
9145 (parm_ref_data_preserved_p): Likewise.
9146 (ipa_compute_jump_functions_for_edge): Adjust call to
9148 (ipa_analyze_call_uses): Likewise.
9149 (ipa_analyze_virtual_call_uses): Pass fbi to detect_type_change_ssa.
9150 (ipa_analyze_node): Initialize aa_walk_budget.
9151 (ipcp_transform_function): Likewise.
9152 * tree-ssa-sccvn.c (eliminate_dom_walker::eliminate_stmt): Update call
9153 to get_dynamic_type.
9155 2019-01-19 Jakub Jelinek <jakub@redhat.com>
9157 * config/aarch64/aarch64.c (aarch64_stack_protect_guard): Move
9158 outside of #if CHECKING_P code.
9160 2019-01-19 Richard Sandiford <richard.sandiford@arm.com>
9162 * gimple-loop-versioning.cc (loop_versioning::dump_inner_likelihood):
9163 New function, split out from...
9164 (loop_versioning::analyze_stride): ...here.
9165 (loop_versioning::find_per_loop_multiplication): Use gassign.
9166 (loop_versioning::analyze_term_using_scevs): Return a success code.
9167 (loop_versioning::analyze_arbitrary_term): New function.
9168 (loop_versioning::analyze_address_fragment): Use
9169 analyze_arbitrary_term if all else fails.
9171 2019-01-18 Segher Boessenkool <segher@kernel.crashing.org>
9174 * config/rs6000/rs6000.md (*movsi_from_df): Allow only register
9177 2019-01-18 Richard Biener <rguenther@suse.de>
9179 PR tree-optimization/88903
9180 * tree-vect-stmts.c (vectorizable_shift): Verify we see all
9181 scalar stmts a SLP shift amount is composed of when detecting
9184 2019-01-18 Richard Earnshaw <rearnsha@arm.com>
9187 * config/arm/arm-cpus.in (mp): New feature.
9189 (fgroup ARMv7ve): Add mp and sec features.
9190 (arch armv7-a): Add options to allow mp and sec extensions.
9191 (cpu generic-armv7-a): Add options to allow mp and sec extensions.
9192 (cpu cortex-a5, cpu cortex-7, cpu cortex-a9): Add mp and sec
9193 extenstions to the base architecture.
9194 (cpu cortex-a8): Add sec extension to the base architecture.
9195 (cpu marvell-pj4): Add mp and sec extensions to the base architecture.
9196 * config/arm/t-aprofile (MULTILIB_MATCHES): Map all armv7-a arch
9197 variants down to the base v7-a varaint.
9198 * config/arm/t-multilib (v7_a_arch_variants): New variable.
9199 * doc/invoke.texi (ARM Options): Add +mp and +sec to the list
9200 of permitted extensions for -march=armv7-a and for
9201 -mcpu=generic-armv7-a.
9203 2019-01-18 Martin Liska <mliska@suse.cz>
9205 * params.def: Fix comment.
9206 * tree-profile.c (gimple_init_gcov_profiler): Bump function
9208 (gimple_gen_ic_func_profiler): Likewise.
9210 2019-01-18 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
9212 * config/aarch64/aarch64-opts.h (enum stack_protector_guard): New
9213 * config/aarch64/aarch64.c (aarch64_override_options_internal): Handle
9214 and put in error checks for stack protector guard options.
9215 (aarch64_stack_protect_guard): New.
9216 (TARGET_STACK_PROTECT_GUARD): Define.
9217 * config/aarch64/aarch64.md (UNSPEC_SSP_SYSREG): New.
9218 (reg_stack_protect_address<mode>): New.
9219 (stack_protect_set): Adjust for SSP_GLOBAL.
9220 (stack_protect_test): Likewise.
9221 * config/aarch64/aarch64.opt (-mstack-protector-guard-reg): New.
9222 (-mstack-protector-guard): Likewise.
9223 (-mstack-protector-guard-offset): Likewise.
9225 2019-01-18 Jakub Jelinek <jakub@redhat.com>
9227 PR tree-optimization/86214
9228 * tree-inline.h (struct copy_body_data): Add
9229 add_clobbers_to_eh_landing_pads member.
9230 * tree-inline.c (add_clobbers_to_eh_landing_pad): New function.
9231 (copy_edges_for_bb): Call it if EH edge destination is <
9232 id->add_clobbers_to_eh_landing_pads. Fix a comment typo.
9233 (expand_call_inline): Set id->add_clobbers_to_eh_landing_pads
9234 if flag_stack_reuse != SR_NONE and clear it afterwards.
9236 2019-01-18 Christophe Lyon <christophe.lyon@linaro.org>
9239 * doc/install.texi (with-multilib-list): Document for aarch64.
9241 2019-01-18 Jakub Jelinek <jakub@redhat.com>
9244 * config/arm/arm_neon.h: Fix #pragma GCC target syntax - replace
9245 (("..."))) with ("...").
9247 2019-01-18 Sebastian Huber <sebastian.huber@embedded-brains.de>
9249 * doc/extend.texi (Built-in Functions for Memory Model Aware
9250 Atomic Operations): Document atomic fetch and nand.
9252 2019-01-18 Martin Liska <mliska@suse.cz>
9253 Richard Biener <rguenther@suse.de>
9256 * cgraph.h (create_version_clone_with_body): Add new argument
9258 * cgraphclones.c (cgraph_node::create_version_clone): Add
9259 DECL_ATTRIBUTES to a newly created decl. And call
9260 valid_attribute_p so that proper cl_target_optimization_node
9261 is set for the newly created declaration.
9262 * multiple_target.c (create_target_clone): Set DECL_ATTRIBUTES
9264 (expand_target_clones): Do not call valid_attribute_p, it must
9266 * tree-inline.c (copy_decl_for_dup_finish): Reset mode for
9269 2019-01-17 Jakub Jelinek <jakub@redhat.com>
9272 * config/aarch64/arm_neon.h: Fix #pragma GCC target syntax - replace
9273 (("..."))) with ("..."). Use arch=armv8.2-a+sha3 instead of
9274 arch=armv8.2-a+crypto for vsha512hq_u64 etc. intrinsics.
9276 2019-01-17 Martin Sebor <msebor@redhat.com>
9279 * gimple-ssa-warn-restrict.c (builtin_memref::extend_offset_range):
9280 Handle anti-ranges the same as no range at all.
9282 2018-01-17 Steve Ellcey <sellcey@cavium.com>
9284 * config/aarch64/aarch64.c (cgraph.h): New include.
9285 (intl.h): New include.
9286 (supported_simd_type): New function.
9287 (currently_supported_simd_type): Ditto.
9288 (aarch64_simd_clone_compute_vecsize_and_simdlen): Ditto.
9289 (aarch64_simd_clone_adjust): Ditto.
9290 (aarch64_simd_clone_usable): Ditto.
9291 (TARGET_SIMD_CLONE_COMPUTE_VECSIZE_AND_SIMDLEN): New macro.
9292 (TARGET_SIMD_CLONE_ADJUST): Ditto.
9293 (TARGET_SIMD_CLONE_USABLE): Ditto.
9294 * config/i386/i386.c (ix86_simd_clone_adjust): Add definition check.
9295 * omp-simd-clone.c (expand_simd_clones): Add targetm.simd_clone.adjust
9298 2019-01-17 Martin Sebor <msebor@redhat.com>
9300 PR tree-optimization/88800
9301 * gimple-fold.c (gimple_fold_builtin_memory_op): Avoid checking
9302 NO_WARNING bit here. Avoid folding out-of-bounds calls.
9303 * gimple-ssa-warn-restrict.c (maybe_diag_offset_bounds): Remove
9304 redundant argument. Add new argument and issue diagnostics under
9305 its control. Detect out-of-bounds access even with warnings
9307 (check_bounds_or_overlap): Change return type. Add argument.
9308 (wrestrict_dom_walker::check_call): Adjust.
9309 * gimple-ssa-warn-restrict.h (check_bounds_or_overlap): Add argument.
9310 * tree-ssa-strlen.c (handle_builtin_strcpy): Adjust to change in
9311 check_bounds_or_overlap's return value.
9312 (handle_builtin_stxncpy): Same.
9313 (handle_builtin_strcat): Same.
9315 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9316 Kwok Cheung Yeung <kcy@codesourcery.com>
9317 Julian Brown <julian@codesourcery.com>
9318 Tom de Vries <tom@codesourcery.com>
9320 * doc/sourcebuild.texi: Document dg-add-options sqrt_insn.
9322 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9324 * doc/sourcebuild.texi: Document dg-require-effective-target
9325 llvm_binutils and offload_gcn.
9327 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9328 Kwok Cheung Yeung <kcy@codesourcery.com>
9329 Julian Brown <julian@codesourcery.com>
9330 Tom de Vries <tom@codesourcery.com>
9332 * doc/sourcebuild.texi: Document dg-required-effective-target
9335 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9336 Kwok Cheung Yeung <kcy@codesourcery.com>
9337 Julian Brown <julian@codesourcery.com>
9338 Tom de Vries <tom@codesourcery.com>
9339 Jan Hubicka <hubicka@ucw.cz>
9340 Martin Jambor <mjambor@suse.cz>
9342 * config.gcc: Add amdgcn*-*-amdhsa configuration.
9343 * configure.ac: Check for dlopen.
9344 * configure: Regenerate.
9346 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9347 Kwok Cheung Yeung <kcy@codesourcery.com>
9348 Julian Brown <julian@codesourcery.com>
9349 Tom de Vries <tom@codesourcery.com>
9350 Jan Hubicka <hubicka@ucw.cz>
9351 Martin Jambor <mjambor@suse.cz>
9353 * common/config/gcn/gcn-common.c: New file.
9354 * config/gcn/driver-gcn.c: New file.
9355 * config/gcn/gcn-builtins.def: New file.
9356 * config/gcn/gcn-hsa.h: New file.
9357 * config/gcn/gcn-modes.def: New file.
9358 * config/gcn/gcn-opts.h: New file.
9359 * config/gcn/gcn-passes.def: New file.
9360 * config/gcn/gcn-protos.h: New file.
9361 * config/gcn/gcn-run.c: New file.
9362 * config/gcn/gcn-tree.c: New file.
9363 * config/gcn/gcn.c: New file.
9364 * config/gcn/gcn.h: New file.
9365 * config/gcn/gcn.opt: New file.
9366 * config/gcn/t-gcn-hsa: New file.
9368 2019-01-17 Andrew Stubbs <ams@codesourcery.com>
9369 Kwok Cheung Yeung <kcy@codesourcery.com>
9370 Julian Brown <julian@codesourcery.com>
9371 Tom de Vries <tom@codesourcery.com>
9372 Jan Hubicka <hubicka@ucw.cz>
9373 Martin Jambor <mjambor@suse.cz>
9375 * config/gcn/constraints.md: New file.
9376 * config/gcn/gcn-valu.md: New file.
9377 * config/gcn/gcn.md: New file.
9378 * config/gcn/predicates.md: New file.
9380 2019-01-17 Eric Botcazou <ebotcazou@adacore.com>
9382 * gimple-ssa-isolate-paths.c (stmt_uses_name_in_undefined_way): Replace
9383 flag_non_call_exceptions with cfun->can_throw_non_call_exceptions.
9384 (stmt_uses_0_or_null_in_undefined_way): Likewise.
9385 * tree-ssa-alias.c (same_addr_size_stores_p): Likewise.
9387 2019-01-17 Tamar Christina <tamar.christina@arm.com>
9390 * config/aarch64/aarch64.md (STACK_CLASH_SVE_CFA_REGNUM): New.
9391 * config/aarch64/aarch64.c (aarch64_allocate_and_probe_stack_space): Use
9392 it and document registers.
9394 2019-01-17 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
9396 * config/aarch64/aarch64.c (ares_tunings): Define.
9397 * config/aarch64/aarch64-cores.def (ares): Use the above.
9399 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9403 2018-11-06 Wei Xiao <wei3.xiao@intel.com>
9405 * config/i386/avx512fintrin.h: Update VFIXUPIMM* intrinsics.
9406 (_mm512_fixupimm_round_pd): Update parameters and builtin.
9407 (_mm512_maskz_fixupimm_round_pd): Ditto.
9408 (_mm512_fixupimm_round_ps): Ditto.
9409 (_mm512_maskz_fixupimm_round_ps): Ditto.
9410 (_mm_fixupimm_round_sd): Ditto.
9411 (_mm_maskz_fixupimm_round_sd): Ditto.
9412 (_mm_fixupimm_round_ss): Ditto.
9413 (_mm_maskz_fixupimm_round_ss): Ditto.
9414 (_mm512_fixupimm_pd): Ditto.
9415 (_mm512_maskz_fixupimm_pd): Ditto.
9416 (_mm512_fixupimm_ps): Ditto.
9417 (_mm512_maskz_fixupimm_ps): Ditto.
9418 (_mm_fixupimm_sd): Ditto.
9419 (_mm_maskz_fixupimm_sd): Ditto.
9420 (_mm_fixupimm_ss): Ditto.
9421 (_mm_maskz_fixupimm_ss): Ditto.
9422 (_mm512_mask_fixupimm_round_pd): Update builtin.
9423 (_mm512_mask_fixupimm_round_ps): Ditto.
9424 (_mm_mask_fixupimm_round_sd): Ditto.
9425 (_mm_mask_fixupimm_round_ss): Ditto.
9426 (_mm512_mask_fixupimm_pd): Ditto.
9427 (_mm512_mask_fixupimm_ps): Ditto.
9428 (_mm_mask_fixupimm_sd): Ditto.
9429 (_mm_mask_fixupimm_ss): Ditto.
9430 * config/i386/avx512vlintrin.h:
9431 (_mm256_fixupimm_pd): Update parameters and builtin.
9432 (_mm256_maskz_fixupimm_pd): Ditto.
9433 (_mm256_fixupimm_ps): Ditto.
9434 (_mm256_maskz_fixupimm_ps): Ditto.
9435 (_mm_fixupimm_pd): Ditto.
9436 (_mm_maskz_fixupimm_pd): Ditto.
9437 (_mm_fixupimm_ps): Ditto.
9438 (_mm_maskz_fixupimm_ps): Ditto.
9439 (_mm256_mask_fixupimm_pd): Update builtin.
9440 (_mm256_mask_fixupimm_ps): Ditto.
9441 (_mm_mask_fixupimm_pd): Ditto.
9442 (_mm_mask_fixupimm_ps): Ditto.
9443 * config/i386/i386-builtin-types.def: Add new types and remove useless ones.
9444 * config/i386/i386-builtin.def: Update builtin definitions.
9445 * config/i386/i386.c: Handle new builtin types and remove useless ones.
9446 * config/i386/sse.md: Update VFIXUPIMM* patterns.
9447 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9448 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9449 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Update.
9450 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9451 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9452 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Update.
9453 * config/i386/subst.md:
9454 (round_saeonly_sd_mask_operand4): Add new subst_attr.
9455 (round_saeonly_sd_mask_op4): Ditto.
9456 (round_saeonly_expand_operand5): Ditto.
9457 (round_saeonly_expand): Update.
9459 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9463 2018-11-12 Wei Xiao <wei3.xiao@intel.com>
9465 * config/i386/sse.md: Combine VFIXUPIMM* patterns
9466 (<avx512>_fixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9467 (<avx512>_fixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9468 (<avx512>_fixupimm<mode>_mask<round_saeonly_name>): Remove.
9469 (avx512f_sfixupimm<mode>_maskz<round_saeonly_expand_name>): Update.
9470 (avx512f_sfixupimm<mode><sd_maskz_name><round_saeonly_name>): Update.
9471 (avx512f_sfixupimm<mode>_mask<round_saeonly_name>): Remove.
9473 2019-01-17 Wei Xiao <wei3.xiao@intel.com>
9477 2018-12-15 Jakub Jelinek <jakub@redhat.com>
9480 * config/i386/sse.md (UNSPEC_SFIXUPIMM): New unspec enumerator.
9481 (avx512f_sfixupimm<mode><mask_name><round_saeonly_name>): Use it
9482 instead of UNSPEC_FIXUPIMM.
9484 2019-01-17 Richard Biener <rguenther@suse.de>
9487 * dwarf2out.c (want_pubnames): Never generate pubnames sections
9488 and friends for the LTO part of debug info.
9490 2019-01-17 Jakub Jelinek <jakub@redhat.com>
9492 PR tree-optimization/86214
9493 * cfgexpand.c (add_stack_var_conflict): Don't add any conflicts
9496 PR rtl-optimization/88870
9497 * dce.c (deletable_insn_p): Never delete const/pure calls that can
9498 throw if we can't alter the cfg or delete dead exceptions.
9499 (mark_insn): Don't call find_call_stack_args for such calls.
9501 2019-01-17 Kewen Lin <linkw@gcc.gnu.org>
9503 * doc/extend.texi: Add four new prototypes for vec_ld and seven new
9504 prototypes for vec_st.
9505 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins): Add entries
9506 for scalar address type variants of altivec_vec_ld/altivec_vec_st,
9507 mainly on signed/unsigned long long and double.
9509 2019-01-16 David Malcolm <dmalcolm@redhat.com>
9512 * combine.c (delete_noop_moves): Convert to "bool" return,
9513 returning true if any edges are eliminated.
9514 (combine_instructions): Also return true if delete_noop_moves
9517 2019-01-16 Tamar Christina <tamar.christina@arm.com>
9519 * config/aarch64/aarch64-builtins.c (aarch64_simd_expand_args): Use
9520 correct max nunits for endian swap.
9521 (aarch64_expand_fcmla_builtin): Correct subreg code.
9522 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
9523 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>): Correct
9526 2019-01-16 Uroš Bizjak <ubizjak@gmail.com>
9528 * config/alpha/alpha.c (alpha_gimplify_va_arg):
9529 Handle split indirect COMPLEX_TYPE arguments.
9531 2019-01-16 Richard Earnshaw <rearnsha@arm.com>
9534 * config/aarch64/aarch64-modes.def: Add comment about how the carry
9535 bit is set by add and compare.
9536 (CC_ADC): New CC_MODE.
9537 * config/aarch64/aarch64.c (aarch64_select_cc_mode): Use variables
9538 to cache the code and mode of X. Adjust the shape of a CC_Cmode
9539 comparison. Add detection for CC_ADCmode.
9540 (aarch64_get_condition_code_1): Update code support for CC_Cmode. Add
9542 * config/aarch64/aarch64.md (uaddv<mode>4): Use LTU with CCmode.
9543 (uaddvti4): Comparison result is in CC_ADCmode and the condition is GEU.
9544 (add<mode>3_compareC_cconly_imm): Delete. Merge into...
9545 (add<mode>3_compareC_cconly): ... this. Restructure the comparison
9546 to eliminate the need for zero-extending the operands.
9547 (add<mode>3_compareC_imm): Delete. Merge into ...
9548 (add<mode>3_compareC): ... this. Restructure the comparison to
9549 eliminate the need for zero-extending the operands.
9550 (add<mode>3_carryin): Use LTU for the overflow detection.
9551 (add<mode>3_carryinC): Use CC_ADCmode for the result of the carry out.
9552 Reexpress comparison for overflow.
9553 (add<mode>3_carryinC_zero): Update for change to add<mode>3_carryinC.
9554 (add<mode>3_carryinC): Likewise.
9555 (add<mode>3_carryinV): Use LTU for carry between partials.
9556 * config/aarch64/predicates.md (aarch64_carry_operation): Update
9557 handling of CC_Cmode and add CC_ADCmode.
9558 (aarch64_borrow_operation): Likewise.
9560 2019-01-16 Tamar Christina <tamar.christina@arm.com>
9562 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): Remove patternmode.
9563 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): Likewise.
9564 * config/arm/neon.md (neon_vcmla_lane<rot><mode>, neon_vcmla_laneq<rot><mode>,
9565 neon_vcmlaq_lane<rot><mode>): Remove endianness conversion.
9567 2019-01-16 Martin Liska <mliska@suse.cz>
9569 * Makefile.in: Set TOOL_INCLUDE_DIR and NATIVE_SYSTEM_HEADER_DIR
9571 * config/gnu-user.h (TARGET_F951_OPTIONS): Add 'finclude%s/' as
9573 * gcc.c (add_sysrooted_hdrs_prefix): New function.
9574 (path_prefix_reset): Move up in the source file.
9575 (find_fortran_preinclude_file): Make complex search for the
9576 fortran header files.
9578 2019-01-15 Nikhil Benesch <nikhil.benesch@gmail.com>
9580 * godump.c (go_output_typedef): When outputting a typedef, refer
9581 to the underlying type by its name and not its structure.
9583 2019-01-15 David Malcolm <dmalcolm@redhat.com>
9586 * tree.c (build_function_type): Assert that arg_types is not
9589 2019-01-15 Richard Sandiford <richard.sandiford@arm.com>
9592 * doc/extend.texi: Document that listing the stack pointer in the
9593 clobber list of an asm is a deprecated feature.
9594 * common.opt (Wdeprecated): Moved from c-family/c.opt.
9595 * cfgexpand.c (asm_clobber_reg_is_valid): Issue a -Wdeprecated
9596 warning instead of an error for clobbers of the stack pointer.
9597 Add a note explaining why.
9599 2019-01-15 Richard Biener <rguenther@suse.de>
9602 * dwarf2out.c (gen_member_die): Do not generate inheritance
9605 2019-01-15 Richard Biener <rguenther@suse.de>
9607 PR tree-optimization/88855
9608 * tree-if-conv.c (combine_blocks): Collect
9609 SSA_NAME_OCCURS_IN_ABNORMAL_PHI from propagated out virtuals.
9611 2019-01-15 Tom de Vries <tdevries@suse.de>
9614 * config/nvptx/nvptx.c (nvptx_goacc_reduction_init): Handle
9615 lhs == NULL_TREE for gang-level reduction.
9617 2019-01-15 Richard Biener <rguenther@suse.de>
9618 Prathamesh Kulkarni <prathamesh.kulkarni@linaro.org>
9621 * ipa-pure-const.c (malloc_candidate_p_1): Add parameter visited and
9622 return true if SSA_NAME is already marked in visited bitmap.
9623 (malloc_candidate_p): Pass visited to malloc_candidate_p_1.
9625 2019-01-15 Jakub Jelinek <jakub@redhat.com>
9627 PR tree-optimization/88775
9628 * match.pd (cmp (convert1?@2 addr@0) (convert2? addr@1)): Optimize
9629 equal == 0 equality pointer comparisons some more if compared in
9630 integral types and either one points to an automatic var and the
9631 other to a global, or we can prove at least one points to the middle
9632 or both point to start or both point to end.
9634 2019-01-14 Andi Kleen <ak@linux.intel.com>
9636 * Makefile.in: Lower autofdo sampling rate by 10x.
9637 * Makefile.tpl: Dito.
9639 2019-01-14 Tom Honermann <tom@honermann.net>
9641 * defaults.h: Define CHAR8_TYPE.
9643 2019-01-14 Martin Sebor <msebor@redhat.com>
9646 * doc/extend.texi (Darwin Format Checks): Clarify.
9648 2019-01-14 Richard Biener <rguenther@suse.de>
9650 * genmatch.c (dt_simplify::gen_1): Change dumping dependent on
9651 whether we are in (simplify ...) or (match ...) context.
9653 2019-01-14 Jakub Jelinek <jakub@redhat.com>
9655 PR rtl-optimization/88796
9656 * emit-rtl.h (struct rtl_data): Add stack_protect_guard_decl field.
9657 * cfgexpand.c (stack_protect_prologue): Initialize
9658 crtl->stack_protect_guard_decl.
9659 * function.c (stack_protect_epilogue): Use it instead of calling
9660 targetm.stack_protect_guard again.
9661 * dse.c (check_mem_read_rtx): Ignore MEM_VOLATILE_P reads from
9662 MEMs with MEM_EXPR equal to crtl->stack_protect_guard or
9663 crtl->stack_protect_guard_decl.
9664 * config/i386/i386.c (ix86_stack_protect_guard): Set TREE_THIS_VOLATILE
9665 on the returned MEM_EXPR.
9667 2019-01-12 Tom de Vries <tdevries@suse.de>
9669 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Alow setting
9670 vector length using -fopenacc-dim.
9672 2019-01-12 Tom de Vries <tdevries@suse.de>
9674 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Take larger vector
9675 lengths into account.
9677 2019-01-12 Svante Signell <svante.signell@gmail.com>
9679 * config/i386/gnu.h (TARGET_THREAD_SSP_OFFSET): Define.
9680 (TARGET_CAN_SPLIT_STACK): Define.
9681 (TARGET_THREAD_SPLIT_STACK_OFFSET): Define.
9683 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
9685 * params.def (inline-unit-growth): Set to 40.
9687 2019-01-12 Jakub Jelinek <jakub@redhat.com>
9689 * tree-ssa-loop-ivopts.c (find_inv_vars): Fix a comment typo.
9691 2019-01-12 Tom de Vries <tdevries@suse.de>
9693 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): In offloading
9694 region calling vector-partitionable routine, set default_vector_length
9697 2019-01-12 Tom de Vries <tdevries@suse.de>
9699 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add an use new
9700 variable default_vector_length.
9702 2019-01-12 Tom de Vries <tdevries@suse.de>
9705 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Apply defaults
9706 from oacc_default_dims, as oacc_validate_dims would do it, and apply
9709 2019-01-12 Tom de Vries <tdevries@suse.de>
9711 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1)
9712 (nvptx_goacc_validate_dims): Add used parameter.
9713 * doc/tm.texi: Regenerate.
9714 * omp-offload.c (oacc_parse_default_dims, oacc_validate_dims): Add
9715 argument to call to targetm.goacc.validate_dims.
9716 (default_goacc_validate_dims): Add used
9718 * target.def (validate_dims): Add used parameter in DEFHOOK.
9719 * targhooks.h (default_goacc_validate_dims): Add used parameter.
9721 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9725 * tree-inline.h (struct copy_body_data): Add adjust_array_error_bounds
9727 * tree-inline.c (remap_type_1): Formatting fix. If TYPE_MAX_VALUE of
9728 ARRAY_TYPE's TYPE_DOMAIN is newly error_mark_node, replace it with
9729 a dummy "omp dummy var" variable if id->adjust_array_error_bounds.
9730 * omp-low.c (new_omp_context): Set cb.adjust_array_error_bounds.
9732 2019-01-11 Vladimir Makarov <vmakarov@redhat.com>
9734 PR rtl-optimization/87305
9736 (setup_live_pseudos_and_spill_after_risky_transforms): Add code
9737 for little endian pseudos used as paradoxical subreg.
9739 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9741 PR tree-optimization/88693
9742 * tree-ssa-strlen.c (get_min_string_length): Don't set *full_string_p
9743 for STRING_CSTs that don't contain any NUL characters in the first
9744 TREE_STRING_LENGTH bytes.
9746 2019-01-11 Alan Modra <amodra@gmail.com>
9750 * genattrtab.c (min_fn): Don't translate values.
9751 (min_attr_value): Return INT_MAX when the value can't be calculated.
9752 Return minimum among any values that can be calculated.
9753 (max_attr_value): Adjust.
9755 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9757 * Makefile.in (PLUGIN_HEADERS): Add $(INSN_ATTR_H).
9759 2019-01-11 Steve Ellcey <sellcey@marvell.com>
9761 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
9762 (aarch64_hard_regno_call_part_clobbered): Add insn argument.
9763 (aarch64_return_call_with_max_clobbers): New function.
9764 (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New macro.
9765 * config/avr/avr.c (avr_hard_regno_call_part_clobbered): Add insn
9767 * config/i386/i386.c (ix86_hard_regno_call_part_clobbered): Ditto.
9768 * config/mips/mips.c (mips_hard_regno_call_part_clobbered): Ditto.
9769 * config/rs6000/rs6000.c (rs6000_hard_regno_call_part_clobbered): Ditto.
9770 * config/s390/s390.c (s390_hard_regno_call_part_clobbered): Ditto.
9771 * cselib.c (cselib_process_insn): Add argument to
9772 targetm.hard_regno_call_part_clobbered call.
9773 * ira-conflicts.c (ira_build_conflicts): Ditto.
9774 * ira-costs.c (ira_tune_allocno_costs): Ditto.
9775 * lra-constraints.c (inherit_reload_reg): Ditto.
9776 * lra-int.h (struct lra_reg): Add call_insn field, remove call_p field.
9777 * lra-lives.c (check_pseudos_live_through_calls): Add call_insn
9778 argument. Call targetm.return_call_with_max_clobbers.
9779 Add argument to targetm.hard_regno_call_part_clobbered call.
9780 (calls_have_same_clobbers_p): New function.
9781 (process_bb_lives): Add call_insn and last_call_insn variables.
9782 Pass call_insn to check_pseudos_live_through_calls.
9783 Modify if stmt to check targetm.return_call_with_max_clobbers.
9784 Update setting of flush variable.
9785 (lra_create_live_ranges_1): Set call_insn to NULL instead of call_p
9787 * lra.c (initialize_lra_reg_info_element): Set call_insn to NULL.
9788 * regcprop.c (copyprop_hardreg_forward_1): Add argument to
9789 targetm.hard_regno_call_part_clobbered call.
9790 * reginfo.c (choose_hard_reg_mode): Ditto.
9791 * regrename.c (check_new_reg_p): Ditto.
9792 * reload.c (find_equiv_reg): Ditto.
9793 * reload1.c (emit_reload_insns): Ditto.
9794 * sched-deps.c (deps_analyze_insn): Ditto.
9795 * sel-sched.c (init_regs_for_mode): Ditto.
9796 (mark_unavailable_hard_regs): Ditto.
9797 * targhooks.c (default_dwarf_frame_reg_mode): Ditto.
9798 * target.def (hard_regno_call_part_clobbered): Add insn argument.
9799 (return_call_with_max_clobbers): New target function.
9800 * doc/tm.texi: Regenerate.
9801 * doc/tm.texi.in (TARGET_RETURN_CALL_WITH_MAX_CLOBBERS): New hook.
9802 * hooks.c (hook_bool_uint_mode_false): Change to
9803 hook_bool_insn_uint_mode_false.
9804 * hooks.h (hook_bool_uint_mode_false): Ditto.
9806 2019-01-11 Steve Ellcey <sellcey@marvell.com>
9808 * config/aarch64/aarch64.c (aarch64_simd_call_p): New function.
9809 (aarch64_remove_extra_call_preserved_regs): New function.
9810 (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New macro.
9811 * doc/tm.texi.in (TARGET_REMOVE_EXTRA_CALL_PRESERVED_REGS): New hook.
9812 * doc/tm.texi: Regenerate.
9813 * final.c (get_call_reg_set_usage): Call new hook.
9814 * target.def (remove_extra_call_preserved_regs): New hook.
9815 * targhooks.c (default_remove_extra_call_preserved_regs): New function.
9816 * targhooks.h (default_remove_extra_call_preserved_regs): New function.
9818 2019-01-11 Jakub Jelinek <jakub@redhat.com>
9821 * passes.c (finish_optimization_passes): Call print_combine_total_stats
9822 inside of pass_combine_1 dump rather than pass_profile_1.
9824 2019-01-11 Tom de Vries <tdevries@suse.de>
9826 * config/nvptx/nvptx.c (PTX_CTA_NUM_BARRIERS, PTX_PER_CTA_BARRIER)
9827 (PTX_NUM_PER_CTA_BARRIER, PTX_FIRST_PER_WORKER_BARRIER)
9828 (PTX_NUM_PER_WORKER_BARRIERS): Define.
9829 (nvptx_apply_dim_limits): Prevent vector_length 64 and
9832 2019-01-11 Tom de Vries <tdevries@suse.de>
9834 * config/nvptx/nvptx.c (PTX_CTA_SIZE): Move up.
9836 2019-01-11 Jan Beulich <jbeulich@suse.com>
9838 * config/i386/i386.md (rex64suffix): Add L suffix for SI.
9839 * config/i386/sse.md (cvtusi2<ssescalarmodesuffix>32<round_name>,
9840 sse2_cvtsi2sd): Add {l}.
9841 (sse2_cvtsi2sdq<round_name>): Make q conditional upon AT&T
9844 2019-01-10 Jakub Jelinek <jakub@redhat.com>
9847 * config/i386/sse.md (float<floatunssuffix>v2div2sf2): Turn into
9849 (*float<floatunssuffix>v2div2sf2): New define_insn.
9850 (float<floatunssuffix>v2div2sf2_mask): Turn into define_expand.
9851 (*float<floatunssuffix>v2div2sf2_mask): New define_insn.
9852 (*float<floatunssuffix>v2div2sf2_mask_1): Replace
9853 subrtxes (const_vector:V2SF [(const_int 0) (const_int 0)]) with
9854 match_operands with "const0_operand" "C".
9856 2019-01-10 Tamar Christina <tamar.christina@arm.com>
9858 * config/aarch64/aarch64-builtins.c
9859 (aarch64_init_builtins): Move aarch64_init_fcmla_laneq_builtins...
9860 (aarch64_init_simd_builtins): ...Here
9862 2019-01-10 Vladimir Makarov <vmakarov@redhat.com>
9864 PR rtl-optimization/87305
9866 (setup_live_pseudos_and_spill_after_risky_transforms): Check
9867 allocation for big endian pseudos used as paradoxical subregs and
9868 spill them if it is wrong.
9869 * lra-constraints.c (lra_constraints): Add a comment.
9871 2019-01-10 Richard Biener <rguenther@suse.de>
9873 PR tree-optimization/88792
9874 * tree-ssa-pre.c (get_representative_for): Do not return a
9877 2019-01-10 Jakub Jelinek <jakub@redhat.com>
9881 * function.c (assign_stack_local_1): Revert the 2018-11-21 changes.
9882 (assign_parm_setup_block): Do the argument slot realignment here
9885 2019-01-10 Stefan Agner <stefan@agner.ch>
9888 * config/arm/arm.c (arm_option_override_internal): Force
9889 opts->x_inline_asm_unified to true only if TARGET_THUMB2_P.
9891 2019-01-10 Jakub Jelinek <jakub@redhat.com>
9894 * attribs.c (handle_dll_attribute): Clear TREE_STATIC after setting
9897 2019-01-10 Tamar Christina <tamar.christina@arm.com>
9899 * config/arm/arm-builtins.c
9900 (enum arm_type_qualifiers): Add qualifier_lane_pair_index.
9901 (MAC_LANE_PAIR_QUALIFIERS): New.
9902 (arm_expand_builtin_args): Use it.
9903 (arm_expand_builtin_1): Likewise.
9904 * config/arm/arm-protos.h (neon_vcmla_lane_prepare_operands): New.
9905 * config/arm/arm.c (neon_vcmla_lane_prepare_operands): New.
9906 * config/arm/arm-c.c (arm_cpu_builtins): Add __ARM_FEATURE_COMPLEX.
9907 * config/arm/arm_neon.h:
9908 (vcadd_rot90_f16): New.
9909 (vcaddq_rot90_f16): New.
9910 (vcadd_rot270_f16): New.
9911 (vcaddq_rot270_f16): New.
9914 (vcmla_lane_f16): New.
9915 (vcmla_laneq_f16): New.
9916 (vcmlaq_lane_f16): New.
9917 (vcmlaq_laneq_f16): New.
9918 (vcmla_rot90_f16): New.
9919 (vcmlaq_rot90_f16): New.
9920 (vcmla_rot90_lane_f16): New.
9921 (vcmla_rot90_laneq_f16): New.
9922 (vcmlaq_rot90_lane_f16): New.
9923 (vcmlaq_rot90_laneq_f16): New.
9924 (vcmla_rot180_f16): New.
9925 (vcmlaq_rot180_f16): New.
9926 (vcmla_rot180_lane_f16): New.
9927 (vcmla_rot180_laneq_f16): New.
9928 (vcmlaq_rot180_lane_f16): New.
9929 (vcmlaq_rot180_laneq_f16): New.
9930 (vcmla_rot270_f16): New.
9931 (vcmlaq_rot270_f16): New.
9932 (vcmla_rot270_lane_f16): New.
9933 (vcmla_rot270_laneq_f16): New.
9934 (vcmlaq_rot270_lane_f16): New.
9935 (vcmlaq_rot270_laneq_f16): New.
9936 (vcadd_rot90_f32): New.
9937 (vcaddq_rot90_f32): New.
9938 (vcadd_rot270_f32): New.
9939 (vcaddq_rot270_f32): New.
9942 (vcmla_lane_f32): New.
9943 (vcmla_laneq_f32): New.
9944 (vcmlaq_lane_f32): New.
9945 (vcmlaq_laneq_f32): New.
9946 (vcmla_rot90_f32): New.
9947 (vcmlaq_rot90_f32): New.
9948 (vcmla_rot90_lane_f32): New.
9949 (vcmla_rot90_laneq_f32): New.
9950 (vcmlaq_rot90_lane_f32): New.
9951 (vcmlaq_rot90_laneq_f32): New.
9952 (vcmla_rot180_f32): New.
9953 (vcmlaq_rot180_f32): New.
9954 (vcmla_rot180_lane_f32): New.
9955 (vcmla_rot180_laneq_f32): New.
9956 (vcmlaq_rot180_lane_f32): New.
9957 (vcmlaq_rot180_laneq_f32): New.
9958 (vcmla_rot270_f32): New.
9959 (vcmlaq_rot270_f32): New.
9960 (vcmla_rot270_lane_f32): New.
9961 (vcmla_rot270_laneq_f32): New.
9962 (vcmlaq_rot270_lane_f32): New.
9963 (vcmlaq_rot270_laneq_f32): New.
9964 * config/arm/arm_neon_builtins.def (vcadd90, vcadd270, vcmla0, vcmla90,
9965 vcmla180, vcmla270, vcmla_lane0, vcmla_lane90, vcmla_lane180,
9966 vcmla_lane270, vcmla_laneq0, vcmla_laneq90, vcmla_laneq180,
9967 vcmla_laneq270, vcmlaq_lane0, vcmlaq_lane90, vcmlaq_lane180,
9968 vcmlaq_lane270): New.
9969 * config/arm/neon.md (neon_vcmla_lane<rot><mode>,
9970 neon_vcmla_laneq<rot><mode>, neon_vcmlaq_lane<rot><mode>): New.
9971 * config/arm/arm.c (arm_arch8_3, arm_arch8_4): New.
9972 * config/arm/arm.h (TARGET_COMPLEX, arm_arch8_3, arm_arch8_4): New.
9973 (arm_option_reconfigure_globals): Use them.
9974 * config/arm/iterators.md (VDF, VQ_HSF): New.
9975 (VCADD, VCMLA): New.
9976 (VF_constraint, rot, rotsplit1, rotsplit2): Add V4HF and V8HF.
9977 * config/arm/neon.md (neon_vcadd<rot><mode>, neon_vcmla<rot><mode>):
9979 * config/arm/unspecs.md (UNSPEC_VCADD90, UNSPEC_VCADD270,
9980 UNSPEC_VCMLA, UNSPEC_VCMLA90, UNSPEC_VCMLA180, UNSPEC_VCMLA270): New.
9982 2019-01-10 Tamar Christina <tamar.christina@arm.com>
9984 * config/aarch64/aarch64-builtins.c (enum aarch64_type_qualifiers):
9985 Add qualifier_lane_pair_index.
9986 (emit-rtl.h): Include.
9987 (TYPES_QUADOP_LANE_PAIR): New.
9988 (aarch64_simd_expand_args): Use it.
9989 (aarch64_simd_expand_builtin): Likewise.
9990 (AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_laneq_builtin_datum):
9992 (FCMLA_LANEQ_BUILTIN, AARCH64_SIMD_FCMLA_LANEQ_BUILTIN_BASE,
9993 AARCH64_SIMD_FCMLA_LANEQ_BUILTINS, aarch64_fcmla_lane_builtin_data,
9994 aarch64_init_fcmla_laneq_builtins, aarch64_expand_fcmla_builtin): New.
9995 (aarch64_init_builtins): Add aarch64_init_fcmla_laneq_builtins.
9996 (aarch64_expand_buildin): Add AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V2SF,
9997 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V2SF,
9998 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V2SF,
9999 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ2700_V2SF,
10000 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ0_V4HF,
10001 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ90_V4HF,
10002 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ180_V4HF,
10003 AARCH64_SIMD_BUILTIN_FCMLA_LANEQ270_V4HF.
10004 * config/aarch64/iterators.md (FCMLA_maybe_lane): New.
10005 * config/aarch64/aarch64-c.c (aarch64_update_cpp_builtins):
10006 Add __ARM_FEATURE_COMPLEX.
10007 * config/aarch64/aarch64-simd-builtins.def (fcadd90, fcadd270, fcmla0,
10008 fcmla90, fcmla180, fcmla270, fcmla_lane0, fcmla_lane90, fcmla_lane180,
10009 fcmla_lane270, fcmla_laneq0, fcmla_laneq90, fcmla_laneq180,
10010 fcmla_laneq270, fcmlaq_lane0, fcmlaq_lane90, fcmlaq_lane180,
10011 fcmlaq_lane270): New.
10012 * config/aarch64/aarch64-simd.md (aarch64_fcmla_lane<rot><mode>,
10013 aarch64_fcmla_laneq<rot>v4hf, aarch64_fcmlaq_lane<rot><mode>,
10014 aarch64_fcadd<rot><mode>, aarch64_fcmla<rot><mode>): New.
10015 * config/aarch64/arm_neon.h:
10016 (vcadd_rot90_f16): New.
10017 (vcaddq_rot90_f16): New.
10018 (vcadd_rot270_f16): New.
10019 (vcaddq_rot270_f16): New.
10022 (vcmla_lane_f16): New.
10023 (vcmla_laneq_f16): New.
10024 (vcmlaq_lane_f16): New.
10025 (vcmlaq_rot90_lane_f16): New.
10026 (vcmla_rot90_laneq_f16): New.
10027 (vcmla_rot90_lane_f16): New.
10028 (vcmlaq_rot90_f16): New.
10029 (vcmla_rot90_f16): New.
10030 (vcmlaq_laneq_f16): New.
10031 (vcmla_rot180_laneq_f16): New.
10032 (vcmla_rot180_lane_f16): New.
10033 (vcmlaq_rot180_f16): New.
10034 (vcmla_rot180_f16): New.
10035 (vcmlaq_rot90_laneq_f16): New.
10036 (vcmlaq_rot270_laneq_f16): New.
10037 (vcmlaq_rot270_lane_f16): New.
10038 (vcmla_rot270_laneq_f16): New.
10039 (vcmlaq_rot270_f16): New.
10040 (vcmla_rot270_f16): New.
10041 (vcmlaq_rot180_laneq_f16): New.
10042 (vcmlaq_rot180_lane_f16): New.
10043 (vcmla_rot270_lane_f16): New.
10044 (vcadd_rot90_f32): New.
10045 (vcaddq_rot90_f32): New.
10046 (vcaddq_rot90_f64): New.
10047 (vcadd_rot270_f32): New.
10048 (vcaddq_rot270_f32): New.
10049 (vcaddq_rot270_f64): New.
10053 (vcmla_lane_f32): New.
10054 (vcmla_laneq_f32): New.
10055 (vcmlaq_lane_f32): New.
10056 (vcmlaq_laneq_f32): New.
10057 (vcmla_rot90_f32): New.
10058 (vcmlaq_rot90_f32): New.
10059 (vcmlaq_rot90_f64): New.
10060 (vcmla_rot90_lane_f32): New.
10061 (vcmla_rot90_laneq_f32): New.
10062 (vcmlaq_rot90_lane_f32): New.
10063 (vcmlaq_rot90_laneq_f32): New.
10064 (vcmla_rot180_f32): New.
10065 (vcmlaq_rot180_f32): New.
10066 (vcmlaq_rot180_f64): New.
10067 (vcmla_rot180_lane_f32): New.
10068 (vcmla_rot180_laneq_f32): New.
10069 (vcmlaq_rot180_lane_f32): New.
10070 (vcmlaq_rot180_laneq_f32): New.
10071 (vcmla_rot270_f32): New.
10072 (vcmlaq_rot270_f32): New.
10073 (vcmlaq_rot270_f64): New.
10074 (vcmla_rot270_lane_f32): New.
10075 (vcmla_rot270_laneq_f32): New.
10076 (vcmlaq_rot270_lane_f32): New.
10077 (vcmlaq_rot270_laneq_f32): New.
10078 * config/aarch64/aarch64.h (TARGET_COMPLEX): New.
10079 * config/aarch64/iterators.md (UNSPEC_FCADD90, UNSPEC_FCADD270,
10080 UNSPEC_FCMLA, UNSPEC_FCMLA90, UNSPEC_FCMLA180, UNSPEC_FCMLA270): New.
10081 (FCADD, FCMLA): New.
10083 * config/arm/types.md (neon_fcadd, neon_fcmla): New.
10085 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
10089 * config/pa/pa.c: Change "can not" to "cannot".
10090 * gimple-ssa-evrp-analyze.c: Likewise.
10091 * ipa-icf.c: Likewise.
10092 * ipa-polymorphic-call.c: Likewise.
10093 * ipa-pure-const.c: Likewise.
10094 * lra-constraints.c: Likewise.
10095 * lra-remat.c: Likewise.
10096 * reload1.c: Likewise.
10097 * reorg.c: Likewise.
10098 * tree-ssa-uninit.c: Likewise.
10100 2019-01-09 Sandra Loosemore <sandra@codesourcery.com>
10104 * Makefile.in: Mechanically replace "can not" with "cannot".
10105 * alias.c: Likewise.
10106 * builtins.c: Likewise.
10107 * calls.c: Likewise.
10108 * cgraph.c: Likewise.
10109 * cgraph.h: Likewise.
10110 * cgraphclones.c: Likewise.
10111 * cgraphunit.c: Likewise.
10112 * combine-stack-adj.c: Likewise.
10113 * combine.c: Likewise.
10114 * common/config/i386/i386-common.c: Likewise.
10115 * config/aarch64/aarch64.c: Likewise.
10116 * config/alpha/sync.md: Likewise.
10117 * config/arc/arc.c: Likewise.
10118 * config/arc/predicates.md: Likewise.
10119 * config/arm/arm-c.c: Likewise.
10120 * config/arm/arm.c: Likewise.
10121 * config/arm/arm.h: Likewise.
10122 * config/arm/arm.md: Likewise.
10123 * config/arm/cortex-r4f.md: Likewise.
10124 * config/csky/csky.c: Likewise.
10125 * config/csky/csky.h: Likewise.
10126 * config/darwin-f.c: Likewise.
10127 * config/epiphany/epiphany.md: Likewise.
10128 * config/i386/i386.c: Likewise.
10129 * config/i386/sol2.h: Likewise.
10130 * config/m68k/m68k.c: Likewise.
10131 * config/mcore/mcore.h: Likewise.
10132 * config/microblaze/microblaze.md: Likewise.
10133 * config/mips/20kc.md: Likewise.
10134 * config/mips/sb1.md: Likewise.
10135 * config/nds32/nds32.c: Likewise.
10136 * config/nds32/predicates.md: Likewise.
10137 * config/pa/pa.c: Likewise.
10138 * config/rs6000/e300c2c3.md: Likewise.
10139 * config/rs6000/rs6000.c: Likewise.
10140 * config/s390/s390.h: Likewise.
10141 * config/sh/sh.c: Likewise.
10142 * config/sh/sh.md: Likewise.
10143 * config/spu/vmx2spu.h: Likewise.
10144 * cprop.c: Likewise.
10145 * dbxout.c: Likewise.
10146 * df-scan.c: Likewise.
10147 * doc/cfg.texi: Likewise.
10148 * doc/extend.texi: Likewise.
10149 * doc/fragments.texi: Likewise.
10150 * doc/gty.texi: Likewise.
10151 * doc/invoke.texi: Likewise.
10152 * doc/lto.texi: Likewise.
10153 * doc/md.texi: Likewise.
10154 * doc/objc.texi: Likewise.
10155 * doc/rtl.texi: Likewise.
10156 * doc/tm.texi: Likewise.
10158 * emit-rtl.c: Likewise.
10159 * emit-rtl.h: Likewise.
10160 * except.c: Likewise.
10161 * expmed.c: Likewise.
10162 * expr.c: Likewise.
10163 * fold-const.c: Likewise.
10164 * genautomata.c: Likewise.
10165 * gimple-fold.c: Likewise.
10166 * hard-reg-set.h: Likewise.
10167 * ifcvt.c: Likewise.
10168 * ipa-comdats.c: Likewise.
10169 * ipa-cp.c: Likewise.
10170 * ipa-devirt.c: Likewise.
10171 * ipa-fnsummary.c: Likewise.
10172 * ipa-icf.c: Likewise.
10173 * ipa-inline-transform.c: Likewise.
10174 * ipa-inline.c: Likewise.
10175 * ipa-polymorphic-call.c: Likewise.
10176 * ipa-profile.c: Likewise.
10177 * ipa-prop.c: Likewise.
10178 * ipa-pure-const.c: Likewise.
10179 * ipa-reference.c: Likewise.
10180 * ipa-split.c: Likewise.
10181 * ipa-visibility.c: Likewise.
10183 * ira-build.c: Likewise.
10184 * ira-color.c: Likewise.
10185 * ira-conflicts.c: Likewise.
10186 * ira-costs.c: Likewise.
10187 * ira-int.h: Likewise.
10188 * ira-lives.c: Likewise.
10191 * loop-invariant.c: Likewise.
10192 * loop-unroll.c: Likewise.
10193 * lower-subreg.c: Likewise.
10194 * lra-assigns.c: Likewise.
10195 * lra-constraints.c: Likewise.
10196 * lra-eliminations.c: Likewise.
10197 * lra-lives.c: Likewise.
10198 * lra-remat.c: Likewise.
10199 * lra-spills.c: Likewise.
10201 * lto-cgraph.c: Likewise.
10202 * lto-streamer-out.c: Likewise.
10203 * postreload-gcse.c: Likewise.
10204 * predict.c: Likewise.
10205 * profile-count.h: Likewise.
10206 * profile.c: Likewise.
10207 * recog.c: Likewise.
10209 * reload.c: Likewise.
10210 * reload1.c: Likewise.
10211 * reorg.c: Likewise.
10212 * resource.c: Likewise.
10213 * rtl.def: Likewise.
10215 * rtlanal.c: Likewise.
10216 * sched-deps.c: Likewise.
10217 * sched-ebb.c: Likewise.
10218 * sched-rgn.c: Likewise.
10219 * sel-sched-ir.c: Likewise.
10220 * sel-sched.c: Likewise.
10221 * shrink-wrap.c: Likewise.
10222 * simplify-rtx.c: Likewise.
10223 * symtab.c: Likewise.
10224 * target.def: Likewise.
10225 * toplev.c: Likewise.
10226 * tree-call-cdce.c: Likewise.
10227 * tree-cfg.c: Likewise.
10228 * tree-complex.c: Likewise.
10229 * tree-core.h: Likewise.
10230 * tree-eh.c: Likewise.
10231 * tree-inline.c: Likewise.
10232 * tree-loop-distribution.c: Likewise.
10233 * tree-nrv.c: Likewise.
10234 * tree-profile.c: Likewise.
10235 * tree-sra.c: Likewise.
10236 * tree-ssa-alias.c: Likewise.
10237 * tree-ssa-dce.c: Likewise.
10238 * tree-ssa-dom.c: Likewise.
10239 * tree-ssa-forwprop.c: Likewise.
10240 * tree-ssa-loop-im.c: Likewise.
10241 * tree-ssa-loop-ivcanon.c: Likewise.
10242 * tree-ssa-loop-ivopts.c: Likewise.
10243 * tree-ssa-loop-niter.c: Likewise.
10244 * tree-ssa-phionlycprop.c: Likewise.
10245 * tree-ssa-phiopt.c: Likewise.
10246 * tree-ssa-propagate.c: Likewise.
10247 * tree-ssa-threadedge.c: Likewise.
10248 * tree-ssa-threadupdate.c: Likewise.
10249 * tree-ssa-uninit.c: Likewise.
10250 * tree-ssanames.c: Likewise.
10251 * tree-streamer-out.c: Likewise.
10252 * tree.c: Likewise.
10253 * tree.h: Likewise.
10254 * vr-values.c: Likewise.
10256 2019-01-09 Uroš Bizjak <ubizjak@gmail.com>
10258 * config/i386/i386-protos.h (ix86_expand_xorsign): New prototype.
10259 (ix86_split_xorsign): Ditto.
10260 * config/i386/i386.c (ix86_expand_xorsign): New function.
10261 (ix86_split_xorsign): Ditto.
10262 * config/i386/i386.md (UNSPEC_XORSIGN): New unspec.
10263 (xorsign<mode>3): New expander.
10264 (xorsign<mode>3_1): New insn_and_split pattern.
10265 * config/i386/sse.md (xorsign<mode>3): New expander.
10267 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
10269 * config/sparc/sparc.md (*tablejump_sp32): Merge into...
10270 (*tablejump_sp64): Likewise.
10271 (*tablejump<P:mode>): ...this.
10272 (*call_address_sp32): Merge into...
10273 (*call_address_sp64): Likewise.
10274 (*call_address<P:mode>): ...this.
10275 (*call_symbolic_sp32): Merge into...
10276 (*call_symbolic_sp64): Likewise.
10277 (*call_symbolic<P:mode>): ...this.
10278 (call_value): Remove constraint and add predicate.
10279 (*call_value_address_sp32): Merge into...
10280 (*call_value_address_sp64): Likewise.
10281 (*call_value_address<P:mode>): ...this.
10282 (*call_value_symbolic_sp32): Merge into...
10283 (*call_value_symbolic_sp64): Likewise.
10284 (*call_value_symbolic<P:mode>): ...this.
10285 (*sibcall_symbolic_sp32): Merge into...
10286 (*sibcall_symbolic_sp64): Likewise.
10287 (*sibcall_symbolic<P:mode>): ...this.
10288 (sibcall_value): Remove constraint and add predicate.
10289 (*sibcall_value_symbolic_sp32): Merge into...
10290 (*sibcall_value_symbolic_sp64): Likewise.
10291 (*sibcall_value_symbolic<P:mode>): ...this.
10292 (window_save): Minor tweak.
10293 (*branch_sp32): Merge into...
10294 (*branch_sp64): Likewise.
10295 (*branch<P:mode>): ...this.
10297 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
10298 James Clarke <jrtc27@jrtc27.com>
10301 * config/sparc/sparc.c (sparc_legitimize_tls_address): Only use Pmode
10302 consistently in TLS address generation and adjust code to the renaming
10303 of patterns. Mark calls to __tls_get_addr as const.
10304 * config/sparc/sparc.md (tgd_hi22): Turn into...
10305 (tgd_hi22<P:mode>): ...this and use Pmode throughout.
10306 (tgd_lo10): Turn into...
10307 (tgd_lo10<P:mode>): ...this and use Pmode throughout.
10308 (tgd_add32): Merge into...
10309 (tgd_add64): Likewise.
10310 (tgd_add<P:mode>): ...this and use Pmode throughout.
10311 (tldm_hi22): Turn into...
10312 (tldm_hi22<P:mode>): ...this and use Pmode throughout.
10313 (tldm_lo10): Turn into...
10314 (tldm_lo10<P:mode>): ...this and use Pmode throughout.
10315 (tldm_add32): Merge into...
10316 (tldm_add64): Likewise.
10317 (tldm_add<P:mode>): ...this and use Pmode throughout.
10318 (tldm_call32): Merge into...
10319 (tldm_call64): Likewise.
10320 (tldm_call<P:mode>): ...this and use Pmode throughout.
10321 (tldo_hix22): Turn into...
10322 (tldo_hix22<P:mode>): ...this and use Pmode throughout.
10323 (tldo_lox10): Turn into...
10324 (tldo_lox10<P:mode>): ...this and use Pmode throughout.
10325 (tldo_add32): Merge into...
10326 (tldo_add64): Likewise.
10327 (tldo_add<P:mode>): ...this and use Pmode throughout.
10328 (tie_hi22): Turn into...
10329 (tie_hi22<P:mode>): ...this and use Pmode throughout.
10330 (tie_lo10): Turn into...
10331 (tie_lo10<P:mode>): ...this and use Pmode throughout.
10332 (tie_ld64): Use DImode throughout.
10333 (tie_add32): Merge into...
10334 (tie_add64): Likewise.
10335 (tie_add<P:mode>): ...this and use Pmode throughout.
10336 (tle_hix22_sp32): Merge into...
10337 (tle_hix22_sp64): Likewise.
10338 (tle_hix22<P:mode>): ...this and use Pmode throughout.
10339 (tle_lox22_sp32): Merge into...
10340 (tle_lox22_sp64): Likewise.
10341 (tle_lox22<P:mode>): ...this and use Pmode throughout.
10342 (*tldo_ldub_sp32): Merge into...
10343 (*tldo_ldub_sp64): Likewise.
10344 (*tldo_ldub<P:mode>): ...this and use Pmode throughout.
10345 (*tldo_ldub1_sp32): Merge into...
10346 (*tldo_ldub1_sp64): Likewise.
10347 (*tldo_ldub1<P:mode>): ...this and use Pmode throughout.
10348 (*tldo_ldub2_sp32): Merge into...
10349 (*tldo_ldub2_sp64): Likewise.
10350 (*tldo_ldub2<P:mode>): ...this and use Pmode throughout.
10351 (*tldo_ldsb1_sp32): Merge into...
10352 (*tldo_ldsb1_sp64): Likewise.
10353 (*tldo_ldsb1<P:mode>): ...this and use Pmode throughout.
10354 (*tldo_ldsb2_sp32): Merge into...
10355 (*tldo_ldsb2_sp64): Likewise.
10356 (*tldo_ldsb2<P:mode>): ...this and use Pmode throughout.
10357 (*tldo_ldub3_sp64): Use DImode throughout.
10358 (*tldo_ldsb3_sp64): Likewise.
10359 (*tldo_lduh_sp32): Merge into...
10360 (*tldo_lduh_sp64): Likewise.
10361 (*tldo_lduh<P:mode>): ...this and use Pmode throughout.
10362 (*tldo_lduh1_sp32): Merge into...
10363 (*tldo_lduh1_sp64): Likewise.
10364 (*tldo_lduh1<P:mode>): ...this and use Pmode throughout.
10365 (*tldo_ldsh1_sp32): Merge into...
10366 (*tldo_ldsh1_sp64): Likewise.
10367 (*tldo_ldsh1<P:mode>): ...this and use Pmode throughout.
10368 (*tldo_lduh2_sp64): Use DImode throughout.
10369 (*tldo_ldsh2_sp64): Likewise.
10370 (*tldo_lduw_sp32): Merge into...
10371 (*tldo_lduw_sp64): Likewise.
10372 (*tldo_lduw<P:mode>): ...this and use Pmode throughout.
10373 (*tldo_lduw1_sp64): Use DImode throughout.
10374 (*tldo_ldsw1_sp64): Likewise.
10375 (*tldo_ldx_sp64): Likewise.
10376 (*tldo_stb_sp32): Merge into...
10377 (*tldo_stb_sp64): Likewise.
10378 (*tldo_stb<P:mode>): ...this and use Pmode throughout.
10379 (*tldo_sth_sp32): Merge into...
10380 (*tldo_sth_sp64): Likewise.
10381 (*tldo_sth<P:mode>): ...this and use Pmode throughout.
10382 (*tldo_stw_sp32): Merge into...
10383 (*tldo_stw_sp64): Likewise.
10384 (*tldo_stw<P:mode>): ...this and use Pmode throughout.
10385 (*tldo_stx_sp64): Use DImode throughout.
10387 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10389 * config/aarch64/aarch64.c (aarch64_override_options): Add case to
10390 check configure option to set BTI and Return Address Signing.
10391 * configure.ac: Add --enable-standard-branch-protection and
10392 --disable-standard-branch-protection.
10393 * configure: Regenerated.
10394 * doc/install.texi: Document the same.
10396 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10397 Ramana Radhakrishnan <ramana.radhakrishnan@arm.com>
10399 * config.gcc (aarch64*-*-*): Add aarch64-bti-insert.o.
10400 * config/aarch64/aarch64.h: Update comment for TRAMPOLINE_SIZE.
10401 * config/aarch64/aarch64.c (aarch64_asm_trampoline_template): Update
10403 * config/aarch64/aarch64-bti-insert.c: New file.
10404 * config/aarch64/aarch64-passes.def (INSERT_PASS_BEFORE): Insert bti
10406 * config/aarch64/aarch64-protos.h (make_pass_insert_bti): Declare the
10408 * config/aarch64/aarch64.md (unspecv): Add UNSPECV_BTI_NOARG,
10409 UNSPECV_BTI_C, UNSPECV_BTI_J and UNSPECV_BTI_JC.
10410 (bti_noarg, bti_j, bti_c, bti_jc): New define_insns.
10411 * config/aarch64/t-aarch64: Add rule for aarch64-bti-insert.o.
10413 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10415 * config/aarch64/aarch64-protos.h (aarch64_bti_enabled): Declare.
10416 * config/aarch64/aarch64.c (aarch64_handle_no_branch_protection):
10417 Disable bti for -mbranch-protection=none.
10418 (aarch64_handle_standard_branch_protection): Enable bti for
10419 -mbranch-protection=standard.
10420 (aarch64_handle_bti_protection): Enable bti for "bti" in the string to
10421 -mbranch-protection.
10422 (aarch64_bti_enabled): Check if bti is enabled.
10423 * config/aarch64/aarch64.opt: Declare target variable.
10424 * doc/invoke.texi: Add bti to the -mbranch-protection documentation.
10426 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10428 * config/aarch64/aarch64.c (aarch64_expand_prologue): Use new
10429 epilogue/prologue scratch registers EP0_REGNUM and EP1_REGNUM.
10430 (aarch64_expand_epilogue): Likewise.
10431 (aarch64_output_mi_thunk): Likewise
10432 * config/aarch64/aarch64.h (REG_CLASS_CONTENTS): Change
10433 TAILCALL_ADDR_REGS to x16 and x17.
10434 * config/aarch64/aarch64.md: Define EP0_REGNUM and EP1_REGNUM.
10436 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10438 * config/aarch64/aarch64-option-extensions.def: Define
10439 AARCH64_OPT_EXTENSION for memtag, rng, sb, ssbs and predres.
10440 * config/aarch64/aarch64.h (AARCH64_FL_RNG): New.
10441 (AARCH64_FL_MEMTAG, ARCH64_FL_SB, AARCH64_FL_SSBS): New.
10442 (AARCH64_FL_PREDRES): New.
10443 (AARCH64_FL_FOR_ARCH8_5): Add AARCH64_FL_SB, AARCH64_FL_SSBS and
10444 AARCH64_FL_PREDRES by default.
10445 * doc/invoke.texi: Document rng, memtag, sb, ssbs and predres.
10447 2018-01-09 Sudakshina Das <sudi.das@arm.com>
10449 * config/aarch64/aarch64-arches.def: Define AARCH64_ARCH for
10451 * config/aarch64/aarch64.h (AARCH64_FL_V8_5): New.
10452 (AARCH64_FL_FOR_ARCH8_5, AARCH64_ISA_V8_5): New.
10453 * doc/invoke.texi: Document ARMv8.5-A.
10455 2019-01-09 Alejandro Martinez <alejandro.martinezvicente@arm.com>
10457 * config/aarch64/aarch64-sve.md (copysign<mode>3): New define_expand.
10458 (xorsign<mode>3): Likewise.
10460 2019-01-09 Jelinek <jakub@redhat.com>
10462 PR middle-end/88758
10463 * tree.c (initializer_each_zero_or_onep) <case VECTOR_CST>: Use
10464 vector_cst_elt instead of VECTOR_CST_ENCODED_ELT.
10466 PR rtl-optimization/88331
10467 * function.c (assign_stack_local_1): Don't set dynamic_align_addr if
10468 not currently_expanding_to_rtl.
10470 2019-01-09 Eric Botcazou <ebotcazou@adacore.com>
10472 * doc/invoke.texi (-Os): Remove trailing spaces.
10473 (-finline-functions): Remove reference to -O2.
10475 2019-01-08 Jakub Jelinek <jakub@redhat.com>
10477 PR rtl-optimization/79593
10478 * config/i386/i386.md (reg = mem; mem = reg): New define_peephole2.
10480 * config/rs6000/rs6000.c (rs6000_delegitimize_address): Delegitimize
10481 UNSPEC_FUSION_GPR to its argument. Formatting fixes.
10483 2019-01-08 Eric Botcazou <ebotcazou@adacore.com>
10486 * config/sparc/sparc.c (function_arg_slotno): Set *PPREGNO & *PPADDING
10490 * config/sparc/sparc.c (sparc_delegitimize_address): Deal with naked
10491 UNSPECs and UNSPEC_MOVE_GOTDATA specifically.
10493 2019-01-08 H.J. Lu <hongjiu.lu@intel.com>
10496 * config/i386/i386.c (ix86_avx_u128_mode_exit): Call
10497 ix86_avx_u128_mode_entry.
10499 2019-01-08 Martin Liska <mliska@suse.cz>
10501 PR tree-optimization/88753
10502 * tree-switch-conversion.c (switch_conversion::build_one_array):
10503 Come up with local variable constructor. Convert first to
10504 type of constructor values.
10506 2019-01-08 Richard Biener <rguenther@suse.de>
10508 PR tree-optimization/86554
10509 * tree-ssa-sccvn.c (eliminate_dom_walker, rpo_elim,
10510 rpo_avail): Move earlier.
10511 (visit_nary_op): When value-numbering to expressions
10512 with different overflow behavior make sure there's an
10513 available expression on the path.
10515 2019-01-08 Sam Tebbs <sam.tebbs@arm.com>
10517 * config/aarch64/aarch64.c (BRANCH_PROTECT_STR_MAX,
10518 aarch64_parse_branch_protection,
10519 struct aarch64_branch_protect_type,
10520 aarch64_handle_no_branch_protection,
10521 aarch64_handle_standard_branch_protection,
10522 aarch64_validate_mbranch_protection,
10523 aarch64_handle_pac_ret_protection,
10524 aarch64_handle_attr_branch_protection,
10525 accepted_branch_protection_string,
10526 aarch64_pac_ret_subtypes,
10527 aarch64_branch_protect_types,
10528 aarch64_handle_pac_ret_leaf): Define.
10529 (aarch64_override_options_after_change_1, aarch64_override_options):
10530 Add check for accepted_branch_protection_string.
10531 (aarch64_option_save): Save accepted_branch_protection_string.
10532 (aarch64_option_restore): Save accepted_branch_protection_string.
10533 * config/aarch64/aarch64.c (aarch64_attributes): Add branch-protection.
10534 * config/aarch64/aarch64.opt: Add mbranch-protection. Deprecate
10535 msign-return-address.
10536 * doc/invoke.texi: Add mbranch-protection.
10538 2019-01-08 Alan Modra <amodra@gmail.com>
10541 * genattrtab.c (max_attr_value, min_attr_value, or_attr_value):
10542 Delete "unknownp" parameter. Adjust callers. Handle
10543 CONST_INT, PLUS, MINUS, and MULT.
10544 (attr_value_aligned): Renamed from or_attr_value.
10545 (min_attr_value): Return INT_MIN for unhandled rtl case..
10546 (min_fn): ..and translate to INT_MAX here.
10547 (write_length_unit_log): Modify to cope without "unknown".
10548 (write_attr_value): Handle IF_THEN_ELSE.
10550 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10552 * tree-vect-stmts.c (vectorizable_store): Don't use the dataref_offset
10553 optimization for masked stores.
10555 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10557 PR middle-end/88567
10558 * tree-vect-loop.c (get_initial_defs_for_reduction): Pass the
10559 output vector directly to duplicate_and_interleave instead of
10560 going through a temporary. Postpone insertion of ctor_seq to
10561 the end of the loop.
10563 2019-01-07 Richard Earnshaw <rearnsha@arm.com>
10566 * config/aarch64/aarch64.c (aarch64_expand_subvti): New parameter
10567 unsigned_p. Handle signed and unsigned overflow correction as
10569 * config/aarch64/aarch64-protos.h (aarch64_expand_subvti): Update
10571 * config/aarch64/aarch64.md (addv<mode>4): Use aarch64_plus_operand
10573 (add<mode>3_compareV_imm): Make this callable for expanding.
10574 (subv<GPI:mode>4): Use register_operand for operand 1. Use
10575 aarch64_plus_operand for operand 2.
10576 (subv<GPI:mode>_insn): New insn pattern.
10577 (subv<GPI:mode>_imm): Likewise.
10578 (negv<GPI:mode>3): New expand pattern.
10579 (negv<GPI:mode>_insn): New insn pattern.
10580 (negv<GPI:mode>_cmp_only): Likewise.
10581 (cmpv<GPI:mode>_insn): Likewise.
10582 (subvti4): Use register_operand for operand 1. Update call to
10583 aarch64_expand_subvti.
10584 (usubvti4): Likewise.
10585 (negvti3): New expand pattern.
10586 (negdi_carryout): New insn pattern.
10587 (negvdi_carryinV): New insn pattern.
10588 (sub<mode3>_compare1_imm): Delete named insn pattern, make anonymous
10589 version the named version.
10590 (peepholes to convert to sub<mode3>_compare1_imm): Adjust order of
10592 (usub<GPI:mode>3_carryinC, usub<GPI:mode>3_carryinC_z1): New insn
10594 (usub<GPI:mode>3_carryinC_z2, usub<GPI:mode>3_carryinC): New insn
10596 (sub<mode>3_carryinCV, sub<mode>3_carryinCV_z1_z2): Delete.
10597 (sub<mode>3_carryinCV_z1, sub<mode>3_carryinCV_z2): Delete.
10598 (sub<mode>3_carryinCV): Delete.
10599 (sub<GPI:mode>3_carryinV): New expand pattern.
10600 sub<mode>3_carryinV, sub<mode>3_carryinV_z2): New insn patterns.
10602 2019-01-07 Richard Biener <rguenther@suse.de>
10604 * tree-ssa-uncprop.c (ssa_equip_hash_traits): Remove in favor
10605 of tree_operand_hash.
10607 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10609 PR tree-optimization/88598
10610 * tree.h (single_nonzero_element): Declare.
10611 * tree.c (single_nonzero_element): New function.
10612 * match.pd: Fold certain reductions of X & CST to X[I] & CST[I]
10613 if I is the only nonzero element of CST.
10615 2019-01-07 Richard Sandiford <richard.sandiford@arm.com>
10617 PR tree-optimization/88598
10618 * tree.h (initializer_each_zero_or_onep): Declare.
10619 * tree.c (initializer_each_zero_or_onep): New function.
10620 (signed_or_unsigned_type_for): Handle float types too.
10621 (unsigned_type_for, signed_type_for): Update comments accordingly.
10622 * match.pd: Fold x * { 0 or 1, 0 or 1, ...} to
10623 x & { 0 or -1, 0 or -1, ... }.
10625 2019-01-07 Jonathan Wakely <jwakely@redhat.com>
10627 * doc/install.texi: Replace references to x86_64-unknown-linux-gnu
10628 with x86_64-pc-linux-gnu.
10630 2019-01-07 Tom de Vries <tdevries@suse.de>
10633 * config/nvptx/nvptx.c (has_vector_partitionable_routine_calls_p): New
10635 (nvptx_goacc_validate_dims): Force vl32 if calling vector-partitionable
10638 2019-01-07 Jakub Jelinek <jakub@redhat.com>
10640 * config/i386/sse.md (vec_extract<mode><ssehalfvecmodelower>): Use
10641 V_256_512 iterator instead of V_512 and TARGET_AVX instead of
10642 TARGET_AVX512F as condition.
10645 * dwarf2out.c (const_ok_for_output_1): Remove redundant call to
10646 const_not_ok_for_debug_p target hook.
10647 (mem_loc_descriptor) <case UNSPEC>: Only call const_ok_for_output_1
10648 on UNSPEC and subexpressions thereof if all subexpressions of the
10649 UNSPEC are CONSTANT_P.
10651 PR tree-optimization/88676
10652 * tree-ssa-phiopt.c (two_value_replacement): New function.
10653 (tree_ssa_phiopt_worker): Call it.
10656 * cfgexpand.c (expand_stack_vars): Only align prev_offset to
10657 ASAN_MIN_RED_ZONE_SIZE, not to maximum of that and alignb.
10660 * tree-vect-generic.c: Include insn-config.h and recog.h.
10661 (expand_vector_piecewise): Add defaulted ret_type argument,
10662 if non-NULL, use that in preference to type for the result type.
10663 (expand_vector_parallel): Formatting fix.
10664 (do_vec_conversion, do_vec_narrowing_conversion,
10665 expand_vector_conversion): New functions.
10666 (expand_vector_operations_1): Call expand_vector_conversion
10667 for VEC_CONVERT ifn calls.
10668 * internal-fn.def (VEC_CONVERT): New internal function.
10669 * internal-fn.c (expand_VEC_CONVERT): New function.
10670 * fold-const-call.c (fold_const_vec_convert): New function.
10671 (fold_const_call): Use it for CFN_VEC_CONVERT.
10672 * doc/extend.texi (__builtin_convertvector): Document.
10674 2019-01-07 Tom de Vries <tdevries@suse.de>
10676 * config/nvptx/nvptx-protos.h (nvptx_output_red_partition): Declare.
10677 * config/nvptx/nvptx.c (vector_red_size, vector_red_align,
10678 vector_red_partition, vector_red_sym): New global variables.
10679 (nvptx_option_override): Initialize vector_red_sym.
10680 (nvptx_declare_function_name): Restore red_partition register.
10681 (nvptx_file_end): Emit code to declare the vector reduction variables.
10682 (nvptx_output_red_partition): New function.
10683 (nvptx_expand_shared_addr): Add vector argument. Use it to handle
10684 large vector reductions.
10685 (enum nvptx_builtins): Add NVPTX_BUILTIN_VECTOR_ADDR.
10686 (nvptx_init_builtins): Add VECTOR_ADDR.
10687 (nvptx_expand_builtin): Update call to nvptx_expand_shared_addr.
10688 Handle nvptx_expand_shared_addr.
10689 (nvptx_get_shared_red_addr): Add vector argument and handle large
10691 (nvptx_goacc_reduction_setup): Add offload_attrs argument and handle
10693 (nvptx_goacc_reduction_init): Likewise.
10694 (nvptx_goacc_reduction_fini): Likewise.
10695 (nvptx_goacc_reduction_teardown): Likewise.
10696 (nvptx_goacc_reduction): Update calls to nvptx_goacc_reduction_{setup,
10697 init,fini,teardown}.
10698 (nvptx_init_axis_predicate): Initialize vector_red_partition.
10699 (nvptx_set_current_function): Init vector_red_partition.
10700 * config/nvptx/nvptx.md (UNSPECV_RED_PART): New unspecv.
10701 (nvptx_red_partition): New insn.
10702 * config/nvptx/nvptx.h (struct machine_function): Add red_partition.
10704 2019-01-07 Tom de Vries <tdevries@suse.de>
10707 * config/nvptx/nvptx.c (nvptx_process_pars): Don't emit barriers for
10710 2019-01-07 Tom de Vries <tdevries@suse.de>
10712 * config/nvptx/nvptx.c (oacc_bcast_partition): Declare.
10713 (nvptx_option_override): Init oacc_bcast_partition.
10714 (nvptx_init_oacc_workers): New function.
10715 (nvptx_declare_function_name): Call nvptx_init_oacc_workers.
10716 (nvptx_needs_shared_bcast): New function.
10717 (nvptx_find_par): Generalize to enable vectors to use shared-memory
10718 to propagate state.
10719 (nvptx_shared_propagate): Initialize vector bcast partition and
10720 synchronization state.
10721 (nvptx_single): Generalize to enable vectors to use shared-memory
10722 to propagate state.
10723 (nvptx_process_pars): Likewise.
10724 (nvptx_set_current_function): Initialize oacc_broadcast_partition.
10725 * config/nvptx/nvptx.h (struct machine_function): Add
10726 bcast_partition and sync_bar members.
10728 2019-01-07 Tom de Vries <tdevries@suse.de>
10730 * config/nvptx/nvptx.c (nvptx_welformed_vector_length_p)
10731 (nvptx_apply_dim_limits): New function.
10732 (nvptx_goacc_validate_dims_1): Allow PTX_MAX_VECTOR_LENGTH larger than
10735 2019-01-07 Tom de Vries <tdevries@suse.de>
10737 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Move warnings to
10738 as late as possible.
10740 2019-01-07 Tom de Vries <tdevries@suse.de>
10742 * config/nvptx/nvptx.c (PTX_VECTOR_LENGTH): Remove.
10743 (PTX_DEFAULT_VECTOR_LENGTH, PTX_MAX_VECTOR_LENGTH): Define.
10744 (nvptx_goacc_validate_dims_1, nvptx_dim_limit)
10745 (nvptx_goacc_reduction_fini): Use PTX_DEFAULT_VECTOR_LENGTH,
10746 PTX_MAX_VECTOR_LENGTH and PTX_WARP_SIZE instead of PTX_VECTOR_LENGTH.
10748 2019-01-07 Tom de Vries <tdevries@suse.de>
10750 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims): Add asserts.
10752 2019-01-07 Tom de Vries <tdevries@suse.de>
10754 * omp-offload.c (oacc_get_min_dim): New function.
10755 * omp-offload.h (oacc_get_min_dim): Declare.
10757 2018-12-26 Mateusz B <mateuszb@poczta.onet.pl>
10760 * config/i386/i386.c (function_value_ms_64): Return small sturct in
10761 AX_REG and float/double in FIRST_SSE_REG for 4 or 8 byte modes.
10763 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10767 2017-05-22 Jan Hubicka <hubicka@ucw.cz>
10769 * ipa-inline.c (edge_badness): Use inlined_time instead of
10770 inline_summaries->get.
10772 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10774 * opts.c (enable_fdo_optimizations): Enable
10775 version-loops-for-strides, loop-interchange, unrol-and-jam
10776 and tree-loop-distribution.
10777 * invoke.texi: Document newly enabled options.
10779 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10781 * doc/invoke.texi (max-inline-insns-small): New parameters.
10782 * ipa-inline.c (want_early_inline_function_p): simplify.
10783 (want_inline_small_function_p): Fix pasto from previous patch;
10784 use max-inline-insns-small bound.
10785 * params.def (max-inline-insns-small): New param.
10786 * ipa-fnsummary.c (analyze_function_body): Initialize time/size
10787 variables correctly.
10789 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10791 * doc/invoke.texi: Document max-inline-insns-size,
10792 uninlined-function-insns, uninlined-function-time,
10793 uninlined-thunk-insns and uninlined-thunk-time.
10794 * params.def: Add max-inline-insns-size,
10795 uninlined-function-insns, uninlined-function-time,
10796 uninlined-thunk-insns and uninlined-thunk-time.
10797 * ipa-fnsummary.c (compute_fn_summary, analyze_function_body): Use
10799 * ipa-inline.c (can_inline_edge_by_limits_p,
10800 want_inline_small_function_p): Use new parameters.
10802 2019-01-05 Jan Hubicka <hubicka@ucw.cz>
10804 * ipa-fnsummary.c (analyze_function_body): Fix accounting of time.
10806 2019-01-05 Jakub Jelinek <jakub@redhat.com>
10808 PR middle-end/82564
10810 * expr.c (expand_assignment): For calls returning VLA structures
10811 if to_rtx is not a MEM, force it into a stack temporary.
10814 * dwarf2out.c (const_ok_for_output_1): Reject MINUS that contains
10815 SYMBOL_REF, CODE_LABEL or UNSPEC in subexpressions of second argument.
10816 Reject PLUS that contains SYMBOL_REF, CODE_LABEL or UNSPEC in
10817 subexpressions of both operands.
10818 (mem_loc_descriptor): Handle UNSPEC if target hook acks it and all the
10819 subrtxes are CONSTANT_P.
10820 * config/i386/i386.c (ix86_const_not_ok_for_debug_p): Revert
10821 2018-11-09 changes.
10823 2019-01-04 Jan Hubicka <hubicka@ucw.cz>
10825 * params.def (hot-bb-count-ws-permille): Set to 990.
10827 2019-01-04 Martin Sebor <msebor@redhat.com>
10830 * attribs.c (decls_mismatched_attributes): Avoid warning for attribute
10833 2019-01-04 Martin Sebor <msebor@redhat.com>
10836 * doc/extend.texi (attribute alloc_align, alloc_size): Update.
10838 2019-01-04 Jakub Jelinek <jakub@redhat.com>
10840 * gdbinit.in: Turn off pagination for the skip commands, restore
10841 it to previous state afterwards.
10843 2019-01-04 Jakub Jelinek <jakub@redhat.com>
10846 * config/i386/i386.c (ix86_expand_divmod_libfunc): Use mode instead
10847 of GET_MODE (opN) as modes of the libcall arguments.
10849 2019-01-04 Jan Beulich <jbeulich@suse.com>
10851 * config/i386/sse.md
10852 (<avx512>_cmp<mode>3<mask_scalar_merge_name><round_saeonly_name>,
10853 <avx512>_cmp<mode>3<mask_scalar_merge_name>,
10854 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
10855 <avx512>_ucmp<mode>3<mask_scalar_merge_name>,
10856 avx512f_vmcmp<mode>3<round_saeonly_name>,
10857 avx512f_vmcmp<mode>3_mask<round_saeonly_name>,
10858 avx512f_maskcmp<mode>3,
10859 <avx512>_cvt<ssemodesuffix>2mask<mode>,
10860 <avx512>_cvt<ssemodesuffix>2mask<mode>,
10861 *<avx512>_cvtmask2<ssemodesuffix><mode>,
10862 *<avx512>_cvtmask2<ssemodesuffix><mode>,
10863 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
10864 <avx512>_eq<mode>3<mask_scalar_merge_name>_1,
10865 <avx512>_gt<mode>3<mask_scalar_merge_name>,
10866 <avx512>_gt<mode>3<mask_scalar_merge_name>,
10867 <avx512>_testm<mode>3<mask_scalar_merge_name>,
10868 <avx512>_testnm<mode>3<mask_scalar_merge_name>,
10869 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext,
10870 *<avx512>_testm<VI1248_AVX512VLBW:mode>3_zext_mask,
10871 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext,
10872 *<avx512>_testnm<VI1248_AVX512VLBW:mode>3_zext_mask,
10873 avx512cd_maskb_vec_dup<mode>,
10874 avx512cd_maskw_vec_dup<mode>,
10875 avx512dq_fpclass<mode><mask_scalar_merge_name>,
10876 avx512dq_vmfpclass<mode>,
10877 avx512vl_vpshufbitqmb<mode><mask_scalar_merge_name>): Use =k
10880 2019-01-03 Martin Sebor <msebor@redhat.com>
10882 PR tree-optimization/88659
10883 * calls.c (maybe_warn_nonstring_arg): Avoid assuming maxlen is set.
10885 2019-01-03 Aaron Sawdey <acsawdey@linux.ibm.com>
10887 * config/rs6000/rs6000-string.c (expand_block_move): Don't use
10888 unaligned vsx and avoid lxvd2x/stxvd2x.
10889 (gen_lvx_v4si_move): New function.
10891 2019-01-03 Tom de Vries <tdevries@suse.de>
10893 * config/nvptx/nvptx.c (MACH_VECTOR_LENGTH, MACH_MAX_WORKERS): Define.
10894 (init_axis_dim, nvptx_mach_max_workers, nvptx_mach_vector_length): New
10896 * config/nvptx/nvptx.h (struct machine_function): Add axis_dims.
10898 2019-01-03 Tom de Vries <tdevries@suse.de>
10900 * config/nvptx/nvptx.c (struct offload_attrs): New.
10901 (populate_offload_attrs): New function. Factor mask extraction out of
10902 nvptx_reorg. Add extraction of dimensions.
10903 (nvptx_reorg): Use populate_offload_attrs.
10905 2019-01-03 Tom de Vries <tdevries@suse.de>
10907 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): Add early-out
10908 cases for oacc_min_dims_p and routine_p. Add asserts for
10909 oacc_default_dims_p and offload_region_p.
10911 2019-01-03 Tom de Vries <tdevries@suse.de>
10913 * config/nvptx/nvptx.c (nvptx_goacc_validate_dims_1): New function,
10914 factored out of ...
10915 (nvptx_goacc_validate_dims): ... here.
10917 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
10919 PR tree-optimization/85574
10920 * tree-ssa-uncprop.c (struct equiv_hash_elt): Remove unused
10922 (struct ssa_equip_hash_traits): Declare.
10923 (val_ssa_equiv): Use custom hash traits using operand_equal_p.
10925 2019-01-03 Jakub Jelinek <jakub@redhat.com>
10928 * dwarf2out.c (modified_type_die): If type is equal to sizetype,
10929 change it to qualified_type.
10931 2019-01-03 Jan Hubicka <hubicka@ucw.cz>
10933 * ipa-utils.c (scale_ipa_profile_for_fn): Break out from ...
10934 (ipa_merge_profiles): ... here; do not ICE on thunks and aliases.
10936 2019-01-02 Martin Sebor <msebor@redhat.com>
10937 Jeff Law <law@redhat.com>
10939 * gimple-fold.c (strlen_range_kind): Remove SRK_LENRANGE_2.
10940 (get_range_strlen_tree): Update appropriately.
10942 * gimple-fold.h (get_range_strlen): Drop unused last argument.
10944 * gimple-fold.c (gimple_fold_builtin_strlen): Use set_strlen_range
10945 rather than set_range_info.
10946 * tree-ssa-strlen.c (set_strlen_range): Extracted from
10947 maybe_set_strlen_range. Handle potentially boundary crossing
10948 cases more conservatively.
10949 (maybe_set_strlen_range): Parts refactored into set_strlen_range.
10950 Call set_strlen_range.
10951 * tree-ssa-strlen.h (set_strlen_range): Add prototype.
10953 PR middle-end/88663
10954 * gimple-fold.c (get_range_strlen): Update prototype to no longer
10955 need the flexp argument.
10956 (get_range_strlen_tree): Drop flexp argument. Drop flexp argument
10957 from calls to get_range_strlen. Update comments. Just update
10958 VAL for an unterminated const char array and let the reset of the
10959 code handle it normally. No longer try to set *flexp. Adjust
10961 (get_range_strlen): Update for the new get_range_strlen API.
10962 (get_maxval_strlen): Similarly.
10963 (gimple_fold_builtin_strlen): Handle update meaning of return value
10964 from get_range_strlen.
10965 * gimple-ssa-sprintf.c (get_string_length): Update for the new
10966 get_range_strlen API.
10968 2019-01-02 Jan Hubicka <hubicka@ucw.cz>
10971 * varpool.c (varpool_node::ctor_useable_for_folding_p): Also return
10972 false at WPA time when body was removed.
10974 2019-01-02 Martin Liska <mliska@suse.cz>
10976 PR tree-optimization/88650
10977 * predict.c (set_even_probabilities): Calculate probability
10978 remainer only when really used.
10980 2019-01-02 Richard Biener <rguenther@suse.de>
10982 PR middle-end/88651
10983 * tree-data-ref.c (analyze_subscript_affine_affine): Use
10984 widest_ints when mangling max_stmt_execution results.
10986 2019-01-02 Richard Biener <rguenther@suse.de>
10988 PR tree-optimization/88621
10989 * tree-ssa-loop-im.c (gather_mem_refs_stmt): Fix pastos, avoid
10990 bitfields when canoncalizing.
10992 2019-01-02 Richard Biener <rguenther@suse.de>
10995 * config/i386/x86-tune-costs.h (intel_cost): Adjust
10996 cost of cheap SSE instruction.
10998 2019-01-02 Richard Biener <rguenther@suse.de>
11001 * ipa-icf.h (sem_item_optimizer::sort_congruence_split): Declare.
11002 * ipa-icf.c (sem_item_optimizer::sort_congruence_split): New
11004 (sem_item_optimizer::do_congruence_step_f): Sort the congruence
11005 set after UIDs before splitting them.
11007 2019-01-01 Martin Sebor <msebor@redhat.com>
11008 Jeff Law <law@redhat.com>
11010 * gimple-fold.c (get_range_strlen_tree): Record if the computed
11011 length is optimistic. If it is, then arrange to compute the
11012 conservative length as well.
11014 * gimple-fold.h (get_range_strlen): Update prototype.
11015 * builtins.c (check_access): Update call to get_range_strlen to use
11016 c_strlen_data pointer. Change various variable accesses to instead
11017 pull data from the c_strlen_data structure.
11018 (check_strncat_sizes, expand_builtin_strncat): Likewise.
11019 * calls.c (maybe_warn_nonstring_arg): Likewise.
11020 * tree-ssa-strlen.c (maybe_diag_stxncpy_trunc): Likewise. Reset
11021 minimum length if maximum lengh is unknown.
11022 * gimple-ssa-sprintf.c (get_string_length): Likewise. Drop code
11023 that used c_strlen, it's no longer needed. Restructure slightly.
11024 (format_string): Set unlikely range appropriately.
11025 * gimple-fold.c (get_range_strlen): Update comments. Fix minor
11027 (get_range_strlen): Accept c_strlen_data pointer for external
11028 call sites as well. Pass through to call to internal get_range_strlen.
11029 Adjust minlen, maxlen and maxbound as needed.
11030 (get_maxval_strlen): Update comments.
11031 (gimple_fold_builtin_strlen): Update call to get_range_strlen
11032 to use c_strlen_data pointer. Change variable accesses to instead
11033 use c_strlen_data data members.
11035 * gimple-fold.c (get_range_strlen): Update prototype.
11036 (get_range_strlen_tree): Update prototype. Drop minlen/maxlen
11037 local variables. Use pdata to return information to caller.
11038 Update calls to get_range_strlen. Update pdata->maxbound.
11039 (get_range_strlen -- static version): Similarly.
11040 (get_range_strlen -- extern version): Update for internal
11041 get_range_strlen API change. Convert to external data format.
11042 (get_maxval_strlen): Similarly.
11044 2019-01-01 Jan Hubicka <hubicka@ucw.cz>
11046 * coverage.c (get_coverage_counts): Use current_function_decl.
11047 * profile.c (read_thunk_profile): New function.
11048 (branch_prob): Add THUNK parameter.
11049 * tree-profile.c (tree_profiling): Handle thunks.
11050 * value-prof.c (init_node_map): Handle thunks.
11051 * value-prof.h (branch_prob): Upate prototype.
11052 (read_thunk_profile): Declare.
11054 2019-01-01 Jakub Jelinek <jakub@redhat.com>
11056 Update copyright years.
11058 * gcc.c (process_command): Update copyright notice dates.
11059 * gcov-dump.c (print_version): Ditto.
11060 * gcov.c (print_version): Ditto.
11061 * gcov-tool.c (print_version): Ditto.
11062 * gengtype.c (create_file): Ditto.
11063 * doc/cpp.texi: Bump @copying's copyright year.
11064 * doc/cppinternals.texi: Ditto.
11065 * doc/gcc.texi: Ditto.
11066 * doc/gccint.texi: Ditto.
11067 * doc/gcov.texi: Ditto.
11068 * doc/install.texi: Ditto.
11069 * doc/invoke.texi: Ditto.
11071 Copyright (C) 2019 Free Software Foundation, Inc.
11073 Copying and distribution of this file, with or without modification,
11074 are permitted in any medium without royalty provided the copyright
11075 notice and this notice are preserved.